1 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
3 * arm.h (vfp_reg_type): Delete.
4 (TARGET_FPU_REGS): Delete.
5 (arm_fpu_desc): Delete regs field.
6 (FPU_FL_NONE, FPU_FL_NEON, FPU_FL_FP16, FPU_FL_CRYPTO): Use unsigned
8 (FPU_FL_DBL, FPU_FL_D32): Define.
9 (TARGET_VFPD32): Use feature test.
10 (TARGET_VFP_SINGLE): Likewise.
11 (TARGET_VFP_DOUBLE): Likewise.
12 * arm-fpus.def: Update all entries for new feature bits.
13 * arm.c (all_fpus): Update initializer macro.
14 (arm_can_inline_p): Remove test on fpu regs.
16 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
18 * arm.h (arm_fp_model): Delete.
20 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
22 * arm-cores.def: Remove FLAGS field from all core definitions.
23 * arm-arches.def: Likewise.
24 * arm-opts.h (enum processor_type): Remove FLAGS parameter from
26 (arm_arch_core_flags): Likewise, plus ARM_ARCH macro.
27 * arm-protos.h (FL_*): Delete.
28 (arm_feature_set): Delete.
30 * arm.c (struct processors): Delete flags field.
31 (all_cores): Delete FLAGS parameter from macro, don't initialize flags.
32 (all architectures): Likewise.
34 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
36 * arm-opts.h (struct arm_arch_core_flag): Add new field ISA.
38 (arm_arch_core_flag): Delete flags field.
39 (arm_arch_core_flags): Don't initialize flags field.
40 * common/config/arm/arm-common.c (check_isa_bits_for): New function.
41 (arm_target_thumb_only): Use new isa bits arrays.
43 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
45 * arm-protos.h (insn_flags): Delete declaration.
46 (arm_arch7ve): Declare.
47 * arm.c (insn_flags): Delete.
48 (arm_arch7ve): New variable.
49 (arm_selected_cpu): Delete.
50 (arm_option_check_internal): Use new ISA bitmap.
51 (arm_option_override_internal): Likewise.
52 (arm_configure_build_target): Declare arm_selected_cpu locally.
53 (arm_option_override): Use new ISA bitmap. Initialize arm_arch7ve.
54 Rearrange variable intialization by general function.
55 * arm.h (TARGET_HAVE_LPAE): Use arm_arch7ve.
57 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
59 * arm-builtins.c: Include sbitmap.h.
60 (def_mbuiltin): Change first parameter to a flag bit. Use it to test
61 available features in the current target.
62 (struct builtin_description): Change type of feature field.
63 (IWMMXT_BUILTIN): Use the isa_features types.
64 (IWMMXT2_BUILTIN): Likewise.
65 (IWMMXT_BUILTIN2): Likewise.
66 (IWMMXT2_BUILTIN2): Likewise.
67 (CRC32_BUILTIN): Likewise.
68 (CRYPTO_BUILTIN): Likewise.
69 (iwmmx_builtin): Likewise.
70 (iwmmx2_builtin): Likewise.
71 (arm_iwmmxt_builtin): Check for specific feature bits.
73 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
75 * arm-isa.h (enum isa_feature): Add isa_quirk_cm3_ldrd.
76 (ISA_ALL_QUIRKS): New macro.
77 * arm-cores.def (cortex-m3): Add isa_quirk_cm3_ldrd to isa feature list.
78 * arm.c (isa_quirkbits): New feature-list bitmap.
79 (arm_configure_build_target): Ignore quirk bits when comparing an
80 architecture feature list with a CPU feature list.
81 (arm_option_override): Initialize_isa_quirkbits. If the user has
82 not specified -m[no-]fix-cortex-m3-ldrd, automatically enable the
83 feature if isa_quirk_cm3_ldrd appears in the isa feature list.
85 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
87 * arm.c (arm_option_override): Use arm_active_target as source of
88 information for arm_base_arch and arm_arch_name.
89 * (arm_file_start): Use arm_active_target for core name.
91 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
93 * arm.c (arm_selected_tune): Delete static variable.
94 (arm_selected_arch): Likewise.
95 (arm_configure_build_target): Declare local versions of arm_selected
96 target and arm_selected_arch. Initialize more fields in target
98 (arm_option_override): Use arm_active_target instead of
99 arm_selected_tune and arm_selected_arch.
100 (asm_file_start): Use arm_active_target.
102 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
104 * arm-protos.h (arm_build_target): New structure.
105 (arm_active_target): Declare it.
106 * arm.c (arm_active_target): New variable.
107 (bitmap_popcount): New function.
108 (feature_count): Delete.
109 (arm_initialize_isa): New function.
110 isa_fpubits): New variable.
111 (arm_configure_build_target): New function.
112 (arm_option_override): Initialize isa_fpubits and arm_active_target.isa.
113 Use arm_configure_build_target.
115 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
117 * arm-isa.h: New file.
118 * arm-protos.h: Include it.
119 * arm-arches.def: Add new ISA field to all entries. Drop bogus
120 armv8.1-a+crc architecture.
121 * arm-cores.def: Similarly. Group ARMv8 cores by profile.
122 * arm-opts.h (enum processor_type): Adjust for new field.
123 * arm.c (struct processors): New field 'isa_bits'.
124 (all_cores, all_architectures): Initialize new field.
125 * arm-tables.opt: Regenerated.
126 * arm-tune.md: Regenerated.
128 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
130 * arm-arches.def (ARM_ARCH): Add extra field TUNE_FLAGS, move
131 tuning properties from architectural FLAGS field.
132 * arm-cores.def (ARM_CORE): Likewise.
133 * arm-protos.h (TF_LDSCHED, TF_WBUF, TF_CO_PROC): New macros.
134 (TF_SMALLMUL, TF_STRONG, TF_SCALE, TF_NOMODE32): New macros.
135 (FL_LDSCHED, FL_STRONG, FL_WBUF, FL_SMALLMUL): Delete.
136 (FL_TUNE): Remove deleted elements.
137 (tune_flags): Convert type to unsigned int.
138 * arm.c (struct processors): Add new field tune_flags.
139 (all_cores, all_arches): Initialize it.
140 (arm_option_override): Adapt uses of tune_flags. Use tune_flags
141 for deciding when we should have slow multiply operations.
143 2016-12-14 Martin Sebor <msebor@redhat.com>
146 * gimple-ssa-sprintf.c (format_string): Handle null pointers.
147 (format_directive): Diagnose null pointer arguments.
148 (pass_sprintf_length::handle_gimple_call): Diagnose null destination
149 pointers. Correct location of null format string in diagnostics.
151 2016-12-14 David Malcolm <dmalcolm@redhat.com>
153 * Makefile.in (SELFTEST_FLAGS): Add path argument to -fself-test.
154 (s-selftest): Add dependency on the selftests data directory.
155 * common.opt (fself-test): Rename to...
156 (fself-test=): ...this, documenting the meaning of the argument.
157 * selftest-run-tests.c (along): Likewise.
158 * selftest-run-tests.c: Include "options.h".
159 (selftest::run_tests): Initialize selftest::path_to_selftest_files
161 * selftest.c (selftest::path_to_selftest_files): New global.
162 (selftest::locate_file): New function.
163 (selftest::test_locate_file): New function.
164 (selftest_c_tests): Likewise.
165 (selftest::selftest_c_tests): Call test_locate_file.
166 * selftest.h (selftest::locate_file): New decl.
167 (selftest::path_to_selftest_files): New decl.
169 2016-12-14 Andrew Pinski <apinski@cavium.com>
171 * config/aarch64/aarch64-cores.def: Add -1 as the variant to all
173 (thunderx): Update to include LSE by default.
174 (thunderxt88p1): New core.
175 (thunderxt88): New core.
176 (thunderxt81): New core.
177 (thunderxt83): New core.
178 * config/aarch64/driver-aarch64.c (struct aarch64_core_data):
180 (ALL_VARIANTS): New define.
181 (AARCH64_CORE): Support VARIANT operand.
182 (cpu_data): Likewise.
183 (host_detect_local_cpu): Parse variant field of /proc/cpuinfo.
184 Combine the arch and single core case and support variant searching.
185 * common/config/aarch64/aarch64-common.c (AARCH64_CORE):
187 * config/aarch64/aarch64-opts.h (AARCH64_CORE): Likewise.
188 * config/aarch64/aarch64.c (AARCH64_CORE): Likewise.
189 * config/aarch64/aarch64.h (AARCH64_CORE): Likewise.
190 * config/aarch64/aarch64-tune.md: Regenerate.
191 * doc/invoke.texi (AARCH64/mtune): Document thunderxt88,
192 thunderxt88p1, thunderxt81, thunderxt83 as available options.
194 2016-12-14 Martin Jambor <mjambor@suse.cz>
196 * omp-offload.c: Fix coding style.
197 * omp-expand.c: Likewise.
198 * omp-general.c: Likewise.
199 * omp-grid.c: Likewise.
200 * omp-low.c: Fix coding style of parts touched by the
201 previous splitting patch.
203 2016-12-14 Martin Jambor <mjambor@suse.cz>
205 * omp-general.h: New file.
206 * omp-general.c: New file.
207 * omp-expand.h: Likewise.
208 * omp-expand.c: Likewise.
209 * omp-offload.h: Likewise.
210 * omp-offload.c: Likewise.
211 * omp-grid.c: Likewise.
212 * omp-grid.c: Likewise.
213 * omp-low.h: Include omp-general.h and omp-grid.h. Removed includes
214 of params.h, symbol-summary.h, lto-section-names.h, cilk.h, tree-eh.h,
215 ipa-prop.h, tree-cfgcleanup.h, cfgloop.h, except.h, expr.h, stmt.h,
216 varasm.h, calls.h, explow.h, dojump.h, flags.h, tree-into-ssa.h,
217 tree-cfg.h, cfganal.h, alias.h, emit-rtl.h, optabs.h, expmed.h,
218 alloc-pool.h, cfghooks.h, rtl.h and memmodel.h.
219 (omp_find_combined_for): Declare.
220 (find_omp_clause): Renamed to omp_find_clause and moved to
222 (free_omp_regions): Renamed to omp_free_regions and moved to
224 (replace_oacc_fn_attrib): Renamed to oacc_replace_fn_attrib and moved
226 (set_oacc_fn_attrib): Renamed to oacc_set_fn_attrib and moved to
228 (build_oacc_routine_dims): Renamed to oacc_build_routine_dims and
229 moved to omp-general.h.
230 (get_oacc_fn_attrib): Renamed to oacc_get_fn_attrib and moved to
232 (oacc_fn_attrib_kernels_p): Moved to omp-general.h.
233 (get_oacc_fn_dim_size): Renamed to oacc_get_fn_dim_size and moved to
235 (omp_expand_local): Moved to omp-expand.h.
236 (make_gimple_omp_edges): Renamed to omp_make_gimple_edges and moved to
238 (omp_finish_file): Moved to omp-offload.h.
239 (default_goacc_validate_dims): Renamed to
240 oacc_default_goacc_validate_dims and moved to omp-offload.h.
241 (offload_funcs, offload_vars): Moved to omp-offload.h.
242 * omp-low.c: Include omp-general.h, omp-offload.h and omp-grid.h.
243 (omp_region): Moved to omp-expand.c.
244 (omp_for_data_loop): Moved to omp-general.h.
245 (omp_for_data): Likewise.
246 (oacc_loop): Moved to omp-offload.c.
247 (oacc_loop_flags): Moved to omp-general.h.
248 (offload_funcs, offload_vars): Moved to omp-offload.c.
249 (root_omp_region): Moved to omp-expand.c.
250 (omp_any_child_fn_dumped): Likewise.
251 (find_omp_clause): Renamed to omp_find_clause and moved to
253 (is_combined_parallel): Moved to omp-expand.c.
254 (is_reference): Renamed to omp_is_reference and and moved to
256 (adjust_for_condition): Renamed to omp_adjust_for_condition and moved
258 (get_omp_for_step_from_incr): Renamed to omp_get_for_step_from_incr
259 and moved to omp-general.c.
260 (extract_omp_for_data): Renamed to omp_extract_for_data and moved to
262 (workshare_safe_to_combine_p): Moved to omp-expand.c.
263 (omp_adjust_chunk_size): Likewise.
264 (get_ws_args_for): Likewise.
265 (get_base_type): Removed.
266 (dump_omp_region): Moved to omp-expand.c.
267 (debug_omp_region): Likewise.
268 (debug_all_omp_regions): Likewise.
269 (new_omp_region): Likewise.
270 (free_omp_region_1): Likewise.
271 (free_omp_regions): Renamed to omp_free_regions and moved to
273 (find_combined_for): Renamed to omp_find_combined_for, made global.
274 (build_omp_barrier): Renamed to omp_build_barrier and moved to
276 (omp_max_vf): Moved to omp-general.c.
277 (omp_max_simt_vf): Likewise.
278 (gimple_build_cond_empty): Moved to omp-expand.c.
279 (parallel_needs_hsa_kernel_p): Likewise.
280 (expand_omp_build_assign): Moved declaration to omp-expand.c.
281 (expand_parallel_call): Moved to omp-expand.c.
282 (expand_cilk_for_call): Likewise.
283 (expand_task_call): Likewise.
284 (vec2chain): Likewise.
285 (remove_exit_barrier): Likewise.
286 (remove_exit_barriers): Likewise.
287 (optimize_omp_library_calls): Likewise.
288 (expand_omp_regimplify_p): Likewise.
289 (expand_omp_build_assign): Likewise.
290 (expand_omp_taskreg): Likewise.
291 (oacc_collapse): Likewise.
292 (expand_oacc_collapse_init): Likewise.
293 (expand_oacc_collapse_vars): Likewise.
294 (expand_omp_for_init_counts): Likewise.
295 (expand_omp_for_init_vars): Likewise.
296 (extract_omp_for_update_vars): Likewise.
297 (expand_omp_ordered_source): Likewise.
298 (expand_omp_ordered_sink): Likewise.
299 (expand_omp_ordered_source_sink): Likewise.
300 (expand_omp_for_ordered_loops): Likewise.
301 (expand_omp_for_generic): Likewise.
302 (expand_omp_for_static_nochunk): Likewise.
303 (find_phi_with_arg_on_edge): Likewise.
304 (expand_omp_for_static_chunk): Likewise.
305 (expand_cilk_for): Likewise.
306 (expand_omp_simd): Likewise.
307 (expand_omp_taskloop_for_outer): Likewise.
308 (expand_omp_taskloop_for_inner): Likewise.
309 (expand_oacc_for): Likewise.
310 (expand_omp_for): Likewise.
311 (expand_omp_sections): Likewise.
312 (expand_omp_single): Likewise.
313 (expand_omp_synch): Likewise.
314 (expand_omp_atomic_load): Likewise.
315 (expand_omp_atomic_store): Likewise.
316 (expand_omp_atomic_fetch_op): Likewise.
317 (expand_omp_atomic_pipeline): Likewise.
318 (expand_omp_atomic_mutex): Likewise.
319 (expand_omp_atomic): Likewise.
320 (oacc_launch_pack): and moved to omp-general.c, made public.
321 (OACC_FN_ATTRIB): Likewise.
322 (replace_oacc_fn_attrib): Renamed to oacc_replace_fn_attrib and moved
324 (set_oacc_fn_attrib): Renamed to oacc_set_fn_attrib and moved to
326 (build_oacc_routine_dims): Renamed to oacc_build_routine_dims and
327 moved to omp-general.c.
328 (get_oacc_fn_attrib): Renamed to oacc_get_fn_attrib and moved to
330 (oacc_fn_attrib_kernels_p): Moved to omp-general.c.
331 (oacc_fn_attrib_level): Moved to omp-offload.c.
332 (get_oacc_fn_dim_size): Renamed to oacc_get_fn_dim_size and moved to
334 (get_oacc_ifn_dim_arg): Renamed to oacc_get_ifn_dim_arg and moved to
336 (mark_loops_in_oacc_kernels_region): Moved to omp-expand.c.
337 (grid_launch_attributes_trees): Likewise.
338 (grid_attr_trees): Likewise.
339 (grid_create_kernel_launch_attr_types): Likewise.
340 (grid_insert_store_range_dim): Likewise.
341 (grid_get_kernel_launch_attributes): Likewise.
342 (get_target_argument_identifier_1): Likewise.
343 (get_target_argument_identifier): Likewise.
344 (get_target_argument_value): Likewise.
345 (push_target_argument_according_to_value): Likewise.
346 (get_target_arguments): Likewise.
347 (expand_omp_target): Likewise.
348 (grid_expand_omp_for_loop): Moved to omp-grid.c.
349 (grid_arg_decl_map): Likewise.
350 (grid_remap_kernel_arg_accesses): Likewise.
351 (grid_expand_target_grid_body): Likewise.
352 (expand_omp): Renamed to omp_expand and moved to omp-expand.c.
353 (build_omp_regions_1): Moved to omp-expand.c.
354 (build_omp_regions_root): Likewise.
355 (omp_expand_local): Likewise.
356 (build_omp_regions): Likewise.
357 (execute_expand_omp): Likewise.
358 (pass_data_expand_omp): Likewise.
359 (pass_expand_omp): Likewise.
360 (make_pass_expand_omp): Likewise.
361 (pass_data_expand_omp_ssa): Likewise.
362 (pass_expand_omp_ssa): Likewise.
363 (make_pass_expand_omp_ssa): Likewise.
364 (grid_lastprivate_predicate): Renamed to
365 omp_grid_lastprivate_predicate and moved to omp-grid.c, made public.
366 (grid_prop): Moved to omp-grid.c.
367 (GRID_MISSED_MSG_PREFIX): Likewise.
368 (grid_safe_assignment_p): Likewise.
369 (grid_seq_only_contains_local_assignments): Likewise.
370 (grid_find_single_omp_among_assignments_1): Likewise.
371 (grid_find_single_omp_among_assignments): Likewise.
372 (grid_find_ungridifiable_statement): Likewise.
373 (grid_parallel_clauses_gridifiable): Likewise.
374 (grid_inner_loop_gridifiable_p): Likewise.
375 (grid_dist_follows_simple_pattern): Likewise.
376 (grid_gfor_follows_tiling_pattern): Likewise.
377 (grid_call_permissible_in_distribute_p): Likewise.
378 (grid_handle_call_in_distribute): Likewise.
379 (grid_dist_follows_tiling_pattern): Likewise.
380 (grid_target_follows_gridifiable_pattern): Likewise.
381 (grid_remap_prebody_decls): Likewise.
382 (grid_var_segment): Likewise.
383 (grid_mark_variable_segment): Likewise.
384 (grid_copy_leading_local_assignments): Likewise.
385 (grid_process_grid_body): Likewise.
386 (grid_eliminate_combined_simd_part): Likewise.
387 (grid_mark_tiling_loops): Likewise.
388 (grid_mark_tiling_parallels_and_loops): Likewise.
389 (grid_process_kernel_body_copy): Likewise.
390 (grid_attempt_target_gridification): Likewise.
391 (grid_gridify_all_targets_stmt): Likewise.
392 (grid_gridify_all_targets): Renamed to omp_grid_gridify_all_targets
393 and moved to omp-grid.c, made public.
394 (make_gimple_omp_edges): Renamed to omp_make_gimple_edges and moved to
396 (add_decls_addresses_to_decl_constructor): Moved to omp-offload.c.
397 (omp_finish_file): Likewise.
398 (oacc_thread_numbers): Likewise.
399 (oacc_xform_loop): Likewise.
400 (oacc_default_dims, oacc_min_dims): Likewise.
401 (oacc_parse_default_dims): Likewise.
402 (oacc_validate_dims): Likewise.
403 (new_oacc_loop_raw): Likewise.
404 (new_oacc_loop_outer): Likewise.
405 (new_oacc_loop): Likewise.
406 (new_oacc_loop_routine): Likewise.
407 (finish_oacc_loop): Likewise.
408 (free_oacc_loop): Likewise.
409 (dump_oacc_loop_part): Likewise.
410 (dump_oacc_loop): Likewise.
411 (debug_oacc_loop): Likewise.
412 (oacc_loop_discover_walk): Likewise.
413 (oacc_loop_sibling_nreverse): Likewise.
414 (oacc_loop_discovery): Likewise.
415 (oacc_loop_xform_head_tail): Likewise.
416 (oacc_loop_xform_loop): Likewise.
417 (oacc_loop_process): Likewise.
418 (oacc_loop_fixed_partitions): Likewise.
419 (oacc_loop_auto_partitions): Likewise.
420 (oacc_loop_partition): Likewise.
421 (default_goacc_fork_join): Likewise.
422 (default_goacc_reduction): Likewise.
423 (execute_oacc_device_lower): Likewise.
424 (default_goacc_validate_dims): Likewise.
425 (default_goacc_dim_limit): Likewise.
426 (pass_data_oacc_device_lower): Likewise.
427 (pass_oacc_device_lower): Likewise.
428 (make_pass_oacc_device_lower): Likewise.
429 (execute_omp_device_lower): Likewise.
430 (pass_data_omp_device_lower): Likewise.
431 (pass_omp_device_lower): Likewise.
432 (make_pass_omp_device_lower): Likewise.
433 (pass_data_omp_target_link): Likewise.
434 (pass_omp_target_link): Likewise.
435 (find_link_var_op): Likewise.
436 (pass_omp_target_link::execute): Likewise.
437 (make_pass_omp_target_link): Likewise.
438 * Makefile.in (OBJS): Added omp-offload.o, omp-expand.o, omp-general.o
440 (GTFILES): Added omp-offload.h, omp-offload.c and omp-expand.c, removed
442 * gimple-fold.c: Include omp-general.h instead of omp-low.h.
443 (fold_internal_goacc_dim): Adjusted calls to
444 get_oacc_ifn_dim_arg and get_oacc_fn_dim_size to use their new names.
445 * gimplify.c: Include omp-low.h.
446 (omp_notice_variable): Adjust the call to get_oacc_fn_attrib to use
448 (gimplify_omp_task): Adjusted calls to find_omp_clause to use its new
450 (gimplify_omp_for): Likewise.
451 * lto-cgraph.c: Include omp-offload.h instead of omp-low.h.
452 * toplev.c: Include omp-offload.h instead of omp-low.h.
453 * tree-cfg.c: Include omp-general.h instead of omp-low.h. Also
454 include omp-expand.h.
455 (make_edges_bb): Adjusted the call to make_gimple_omp_edges to use its
457 (make_edges): Adjust the call to free_omp_regions to use its new name.
458 * tree-parloops.c: Include omp-general.h.
459 (create_parallel_loop): Adjusted the call to set_oacc_fn_attrib to use
461 (parallelize_loops): Adjusted the call to get_oacc_fn_attrib to use
463 * tree-ssa-loop.c: Include omp-general.h instead of omp-low.h.
464 (gate_oacc_kernels): Adjusted the call to get_oacc_fn_attrib to use
466 * tree-vrp.c: Include omp-general.h instead of omp-low.h.
467 (extract_range_basic): Adjusted calls to get_oacc_ifn_dim_arg and
468 get_oacc_fn_dim_size to use their new names.
469 * varpool.c: Include omp-offload.h instead of omp-low.h.
470 * gengtype.c (open_base_files): Replace omp-low.h with omp-offload.h in
472 * config/nvptx/nvptx.c: Include omp-general.c.
473 (nvptx_expand_call): Adjusted the call to get_oacc_fn_attrib to use
475 (nvptx_reorg): Likewise.
476 (nvptx_record_offload_symbol): Likewise.
478 2016-12-14 Martin Sebor <msebor@redhat.com>
481 * gimple-ssa-sprintf.c (target_dir_max): New macro.
482 (get_mpfr_format_length): New function.
483 (format_integer): Use HOST_WIDE_INT instead of int.
484 (format_floating_max): Same.
485 (format_floating): Call get_mpfr_format_length.
486 (format_directive): Use target_dir_max.
488 2016-12-14 Jakub Jelinek <jakub@redhat.com>
491 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_STV_TEMP.
492 * config/i386/i386.c (dimode_scalar_chain::make_vector_copies,
493 dimode_scalar_chain::convert_reg): Use SLOT_STV_TEMP instead of
496 2016-12-14 Uros Bizjak <ubizjak@gmail.com>
499 * config/i386/i386-builtin.def: Add __builtin_clzs and __builtin_ctzs.
500 (ix86_fold_builtin): Handle IX86_BUILTIN_CTZS and IX86_BUILTIN_CLZS.
501 * config/i386/i386.md (*ctzhi2): New insn_and_split pattern.
504 2016-12-14 Jakub Jelinek <jakub@redhat.com>
507 * valtrack.c: Include rtl-iter.h.
508 (struct rtx_subst_pair): Add insn field.
509 (propagate_for_debug_subst): If pair->to contains at least 2
510 regs, create a DEBUG_INSN with a debug temp before pair->insn
511 and replace from with the debug temp instead of pair->to.
512 (propagate_for_debug): Initialize p.insn.
513 * combine.c (insn_uid_check): New inline function.
514 (INSN_COST, LOG_LINKS): Use it instead of INSN_UID.
515 (find_single_use, combine_instructions,
516 cant_combine_insn_p, try_combine): Use NONDEBUG_INSN_P instead of
519 2016-12-14 Martin Sebor <msebor@redhat.com>
522 * builtin-attrs.def (ATTR_NONNULL_1_1, ATTR_NONNULL_1_2): Defined.
523 (ATTR_NONNULL_1_3, ATTR_NONNULL_1_4, ATTR_NONNULL_1_5): Same.
524 (ATTR_NOTHROW_NONNULL_1_1, ATTR_NOTHROW_NONNULL_1_2): Same.
525 (ATTR_NOTHROW_NONNULL_1_3, ATTR_NOTHROW_NONNULL_1_4): Same.
526 (ATTR_NOTHROW_NONNULL_1_5): Same.
527 (ATTR_NONNULL_1_FORMAT_PRINTF_1_2): Same.
528 (ATTR_NONNULL_1_FORMAT_PRINTF_2_0): Same.
529 (ATTR_NONNULL_1_FORMAT_PRINTF_2_3): Same.
530 (ATTR_NONNULL_1_FORMAT_PRINTF_3_0): Same.
531 (ATTR_NONNULL_1_FORMAT_PRINTF_3_4): Same.
532 (ATTR_NONNULL_1_FORMAT_PRINTF_4_0): Same.
533 (ATTR_NONNULL_1_FORMAT_PRINTF_4_5): Same.
534 * builtins.c (validate_arg): Add argument. Treat null pointers
535 passed to nonnull arguments as invalid.
536 (validate_arglist): Same.
537 * builtins.def (fprintf, fprintf_unlocked): Add nonnull attribute.
538 (printf, printf_unlocked, sprintf. vfprintf, vsprintf): Same.
539 (__sprintf_chk, __vsprintf_chk, __fprintf_chk, __vfprintf_chk): Same.
540 * calls.c (get_nonnull_ags, maybe_warn_null_arg): New functions.
541 (initialize_argument_information): Diagnose null pointers passed to
542 arguments declared nonnull.
543 * calls.h (get_nonnull_args): Declared.
545 2016-12-14 Michael Meissner <meissner@linux.vnet.ibm.com>
547 * config/rs6000/rs6000.c (rs6000_split_vec_extract_var): On ISA
548 3.0/power9, add support to use the VEXTU{B,H,W}{L,R}X extract
550 * config/rs6000/vsx.md (VSr2): Add IEEE 128-bit floating point
551 type constraint registers.
553 (FL_CONV): New mode iterator for binary floating types that have a
554 direct conversion from 64-bit integer to floating point.
555 (vsx_extract_<mode>_p9): Add support for the ISA 3.0/power9
556 VEXTU{B,H,W}{L,R}X extract instructions.
557 (vsx_extract_<mode>_p9 splitter): Add splitter to load up the
558 extract byte position into the GPR if we are using the
559 VEXTU{B,H,W}{L,R}X extract instructions.
560 (vsx_extract_<mode>_di_p9): Support extracts to GPRs.
561 (vsx_extract_<mode>_store_p9): Support extracting to GPRs so that
562 we can use reg+offset address instructions.
563 (vsx_extract_<mode>_var): Support extracts to GPRs.
564 (vsx_extract_<VSX_EXTRACT_I:mode>_<SDI:mode>_var): New combiner
565 insn to combine vector extracts with zero_extend.
566 (vsx_ext_<VSX_EXTRACT_I:VS_scalar>_fl_<FL_CONV:mode>): Optimize
567 extracting a small integer vector element and converting it to a
569 (vsx_ext_<VSX_EXTRACT_I:VS_scalar>_ufl_<FL_CONV:mode>): Likewise.
570 (UNSPEC_XXEXTRACTUW): New unspec.
571 (UNSPEC_XXINSERTW): Likewise.
572 (vextract4b): Add support for the vec_vextract4b built-in
574 (vextract4b_internal): Likewise.
575 (vinsert4b): Add support for the vec_insert4b built-in function.
576 Include both a version that inserts element 1 from a V4SI object
577 and one that inserts a DI object.
578 (vinsert4b_internal): Likewise.
579 (vinsert4b_di): Likewise.
580 (vinsert4b_di_internal): Likewise.
581 * config/rs6000/predicates.md (const_0_to_11_operand): New
582 predicate, match 0..11.
583 * config/rs6000/rs6000-builtin.def (BU_P9V_VSX_3): Set built-in
584 type to ternary, not binary.
585 (BU_P9V_64BIT_VSX_3): Likewise.
586 (P9V_BUILTIN_VEXTRACT4B): Add support for vec_vinsert4b and
587 vec_extract4b non-overloaded built-in functions.
588 (P9V_BUILTIN_VINSERT4B): Likewise.
589 (P9V_BUILTIN_VINSERT4B_DI): Likewise.
590 (P9V_BUILTIN_VEC_VEXTULX): Move to section that adds 2 operand ISA
591 3.0 built-in functions.
592 (P9V_BUILTIN_VEC_VEXTURX): Likewise.
593 (P9V_BUILTIN_VEC_VEXTRACT4B): Add support for overloaded
594 vec_insert4b and vec_extract4 built-in functions.
595 (P9V_BUILTIN_VEC_VINSERT4B): Likewise.
596 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
597 overloaded support for vec_vinsert4b and vec_extract4b.
598 * config/rs6000/rs6000.c (altivec_expand_builtin): Add checks for
599 the vec_insert4b and vec_extract4b byte number being a constant in
601 * config/rs6000/altivec.h (vec_vinsert4b): Support vec_vinsert4b
602 and vec_extract4b built-in functions.
603 * doc/extend.doc (PowerPC VSX built-in functions): Document
604 vec_insert4b and vec_extract4b.
606 2016-12-14 Martin Liska <mliska@suse.cz>
608 * gimple-pretty-print.c (dump_probability): New function.
609 (dump_edge_probability): Use the function.
610 (dump_gimple_label): Likewise.
611 (dump_gimple_bb_header): Likewise.
613 2016-12-14 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
614 Jakub Jelinek <jakub@redhat.com>
616 * tree-ssa-strlen.c (fold_strstr_to_memcmp): New function.
617 (strlen_optimize_stmt): Call fold_strstr_to_memcmp.
619 2016-12-14 Eric Botcazou <ebotcazou@adacore.com>
621 * lra-constraints.c (process_address_1): Do not attempt to decompose
622 addresses for MEMs that satisfy fixed-form constraints.
624 2016-12-14 Richard Biener <rguenther@suse.de>
626 PR tree-optimization/78788
627 * tree-vrp.c (set_value_range): Allow [-INF(OVF), +INF(OVF)].
628 (set_and_canonicalize_value_range): Do not drop the above to
631 2016-12-13 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
633 * config/rs6000/rs600.c (rs6000_builtin_vectorization_cost):
634 Adjust unaligned load cost.
636 2016-12-13 Uros Bizjak <ubizjak@gmail.com>
639 * config/i386/i386.c (dimode_scalar_chain::compute_convert_gain):
640 Calculate additional gain for andnot for targets without BMI.
642 2016-12-13 Carl Love <cel@us.ibm.com>
644 * config/rs6000/rs6000-c.c: Add built-in support for
645 vector float vec_pack (vector double, vector double)
646 vector double vec_sld (vector double, vector double)
647 * config/rs6000/rs6000.c: Add icode check for vsldoi_v2df to allow
648 4-bit unsigned literal.
649 * config/rs6000/rs6000-builtin.def: Add definition for VSLDOI_2DF
650 * doc/extend.texi: Update the built-in documentation file for the
651 new powerpc vec_pack and vec_sld built-ins.
653 2016-12-13 Martin Liska <mliska@suse.cz>
655 * sanopt.c (sanopt_optimize_walker): Set contains_asan_mark.
656 (sanopt_optimize): Add new argument.
657 (sanitize_asan_mark_unpoison): New function.
658 (maybe_contains_asan_check): Likewise.
659 (sanitize_asan_mark_poison): Likewise.
660 (pass_sanopt::execute): Call the new functions.
662 2016-12-13 Martin Liska <mliska@suse.cz>
664 PR tree-optimization/78428
665 * expr.c (store_constructor_field): Add new arguments to the function.
666 (store_constructor): Set up bitregion_end and add gcc_unreachable to
667 fields that have either non-constant size or (and) offset.
669 2016-12-13 Marek Polacek <polacek@redhat.com>
671 * tree-data-ref.c (compute_overlap_steps_for_affine_univar): Change
672 parameters' type from int to HOST_WIDE_INT.
673 (compute_overlap_steps_for_affine_1_2): Change parameters' type from
674 int to HOST_WIDE_INT.
675 (build_classic_dist_vector_1): Likewise.
676 (add_multivariate_self_dist): Likewise.
678 2016-12-13 Michael Matz <matz@suse.de>
680 PR tree-optimization/78725
681 * tree-ssa-loop-split.c (split_at_bb_p): Check for overflow and
682 at correct use point.
684 2016-12-13 Martin Liska <mliska@suse.cz>
686 * asan.c (asan_expand_mark_ifn): Use renamed
687 BUILT_IN_ASAN_{UN}CLOBBER_N to BUILT_IN_ASAN_{UN}POISON_STACK_MEMORY.
688 * sanitizer.def: Likewise.
690 2016-12-13 James Greenhalgh <james.greenhalgh@arm.com>
692 * doc/extend.texi (Half-Precision): Update to document current
695 2016-12-13 James Greenhalgh <james.greenhalgh@arm.com>
697 * doc/extend.texi (Floating Types): Document availability of
698 _Float16 on ARM/AArch64.
700 2016-12-13 Richard Biener <rguenther@suse.de>
702 PR tree-optimization/78699
703 * tree-vect-data-refs.c (vect_analyze_group_access_1): Limit
706 2016-12-13 Richard Biener <rguenther@suse.de>
709 * tree.c (cst_and_fits_in_hwi): Look if the actual value fits.
710 * tree-object-size.c (compute_builtin_object_size): Use
712 * tree-data-ref.c (initialize_matrix_A): Remove excess assert.
714 2016-12-13 Martin Liska <mliska@suse.cz>
716 * asan.c (asan_mark_poison_p): Remove.
717 (asan_mark_p): New function.
718 (transform_statements): Use the function.
719 (asan_expand_mark_ifn): Do not use masked enum.
720 * asan.h (enum asan_mark_flags): Declare it via a macro.
721 * gimple-pretty-print.c (dump_gimple_call_args): Dump first
722 argument of ASAN_MARK.
723 * gimplify.c (build_asan_poison_call_expr): Use new enum values.
724 (asan_poison_variable): Likewise.
726 2016-12-13 Jakub Jelinek <jakub@redhat.com>
729 * ipa-pure-const.c (cdtor_p): Return true for
730 DECL_STATIC_{CON,DE}STRUCTOR even when it is
731 DECL_LOOPING_CONST_OR_PURE_P.
733 2016-12-12 Jakub Jelinek <jakub@redhat.com>
735 PR tree-optimization/78777
736 * gimple-ssa-strength-reduction.c (create_add_on_incoming_edge,
737 insert_initializers): Use stmt_ends_bb_p instead of is_ctrl_stmt.
740 * opt-functions.awk (opt_args): Use [{] instead of { in regexps.
743 2016-12-12 Martin Sebor <msebor@redhat.com>
747 * gimple-ssa-sprintf.c (min_bytes_remaining): Use res.knownrange
748 rather than res.bounded.
749 (get_width_and_precision): Set precision to -1 when negative.
750 (adjust_range_for_overflow): New function.
751 (format_integer): Correct the handling of the space, plus, and pound
752 flags, and the special case of zero precision.
753 Always set res.bounded to true unless either precision or width
754 is specified and unknown.
755 Call adjust_range_for_overflow.
756 Avoid use zero as the shortest value when precision is specified
758 (format_directive): Remove vestigial quoting. Always inform of
759 argument value or range when it's available.
760 (add_bytes): Correct the computation of boundrange used to
761 decide whether a warning is of a "maybe" or "defnitely" kind.
763 2016-12-12 Dominik Vogt <vogt@linux.vnet.ibm.com>
765 * combine.c (change_zero_ext): Handle mode expanding zero_extracts.
767 2016-12-12 Uros Bizjak <ubizjak@gmail.com>
770 * config/i386/i386.h (X87_ENABLE_ARITH): Also enable for
771 flag_unsafe_math_optimizations.
772 (X87_ENABLE_FLOAT): Ditto.
774 2016-12-12 Marek Polacek <polacek@redhat.com>
777 * gimplify.c (gimplify_va_arg_expr): Don't require ADDR_EXPR for
778 Case 1; check POINTER_TYPE_P instead.
780 2016-12-12 Bernd Schmidt <bschmidt@redhat.com>
782 PR rtl-optimization/78669
783 * ira.c (combine_and_move_insns): When deleting an insn, clear the
784 replace flag for all used regs in that insn.
786 2016-12-12 Thomas Preud'homme <thomas.preudhomme@arm.com>
788 * config/arm/arm-opts.h: Move struct arm_arch_core_flag and
789 arm_arch_core_flags to ...
790 * common/config/arm/arm-common.c: There.
792 2016-12-12 Eric Botcazou <ebotcazou@adacore.com>
794 * config/sparc/constraints.md (T): Use special memory constraint.
796 (W): Add TARGET_ARCH64 test.
797 * config/sparc/sparc.md (*movdi_insn_sp32): Replace 'W' with 'T'.
798 (*movdf_insn_sp32): Likewise.
799 (*mov<VM64:mode>_insn_sp32): Likewise. Replace 'e' with 'f' in
800 conjunction with offsettable memory references.
802 2016-12-11 Sandra Loosemore <sandra@codesourcery.com>
804 * config/nios2/nios2.c (nios2_emit_move_sequence): Call copy_rtx
805 to avoid shared structure error.
807 2016-12-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
810 * config/rs6000/rs6000.c (find_alignment_op): Discard from
811 consideration any artificial definition.
813 2016-12-11 Iain Sandoe <iain@codesourcery.com>
815 * configure.ac (CROSS directory tests): Remove the assumption that
816 Darwin hosts contain suitable target sysroots in "/".
817 * configure: Regenerate.
819 2016-12-11 Iain Sandoe <iain@codesourcery.com>
821 PR rtl-optimization/71496
822 * config/rs6000/darwin.md (load_macho_picbase_si): Mark as non-
823 copyable. (load_macho_picbase_di, reload_macho_picbase_si,
824 reload_macho_picbase_di): Likewise.
826 2012-12-11 John David Anglin <danglin@gcc.gnu.org>
828 * config/pa/pa.c (pa_callee_copies): New function.
829 * config/pa/pa.opt (mcaller-copies): New option.
830 * doc/invoke.texi (mcaller-copies): Document option.
832 2016-12-11 Uros Bizjak <ubizjak@gmail.com>
835 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p)
836 <case ASHIFT, case LSHIFTRT>: Consider all constant shifts.
838 (dimode_scalar_chain::compute_convert_gain): Reduce gain for
839 constant shifts larger or equal than 32.
841 2016-12-11 Roger Pau Monné <roger.pau@citrix.com>
843 * config/i386/x86-64.h: Append --32 to the assembler options when
844 -m16 is used on non-glibc systems as well.
846 2016-12-10 Allan Sandfeld Jensen <allan.jensen@qt.io>
849 * config/i386/mmintrin.h (__m64_u): New type
850 * config/i386/emmintrin.h (_mm_loadl_epi64, _mm_storel_epi64):
851 Make the allowed unaligned memory access explicit.
853 2016-12-10 Krister Walfridsson <krister.walfridsson@gmail.com>
855 * config.gcc (i386-*-netbsd*): Make i486 the default arch on NetBSD.
856 Generally use cpu generic.
858 2016-12-10 Jakub Jelinek <jakub@redhat.com>
859 Marc Glisse <marc.glisse@inria.fr>
861 PR tree-optimization/78720
862 * match.pd (A < 0 ? C : 0): Only optimize for signed A. If shift
863 is negative, sign extend to @1's type and than AND with C.
865 2016-12-10 Jakub Jelinek <jakub@redhat.com>
868 * tree-object-size.c (compute_object_offset) <case ARRAY_REF>: Handle
869 non-zero low bound or non-standard element sizes.
872 * lto-streamer-in.c (input_function): In addition to debug stmts
873 without -g, remove IFN_*SAN_* calls if corresponding flag_sanitize
876 2016-12-09 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
878 * config/rs6000/rs6000-passes.def: New file.
879 * config/rs6000/rs6000-protos.h: Declare make_pass_analyze_swaps.
880 * config/rs6000/rs6000.c (rs6000_option_override): Remove
881 registration of machine-specific passes.
882 (pass_analyze_swaps::clone): New function.
883 * config/rs6000/t-rs6000: Define PASSES_EXTRA.
885 2016-12-09 Kugan Vivekanandarajah <kuganv@linaro.org>
888 * ipa-cp.c (propagate_vr_accross_jump_function): Call
889 drop_tree_overflow after fold_convert.
891 2016-12-09 Jakub Jelinek <jakub@redhat.com>
894 * config/rs6000/rs6000.md (*and<mode>3_imm_mask_dot,
895 *and<mode>3_imm_mask_dot2): Add rs6000_is_valid_and_mask to insn
898 2016-12-09 Segher Boessenkool <segher@kernel.crashing.org>
901 * config/rs6000/rs6000.h (CLZ_DEFINED_VALUE_AT_ZERO): Use
902 GET_MODE_BITSIZE. Return 2.
903 (CTZ_DEFINED_VALUE_AT_ZERO): Use GET_MODE_BITSIZE. Return 2. Handle
904 TARGET_POPCNTD the same as TARGET_CTZ.
905 * config/rs6000/rs6000.md (ctz<mode>2): Reimplement.
906 (ffs<mode>2): Reimplement.
908 2016-12-09 Andre Vieira <andre.simoesdiasvieira@arm.com>
910 PR rtl-optimization/78255
911 * gcc/postreload.c (reload_cse_simplify): Do not CSE a function if
912 NO_FUNCTION_CSE is true.
914 2016-12-09 Cesar Philippidis <cesar@codesourcery.com>
917 * ipa-icf.c (sem_function::parse): Don't process functions with
918 oacc decl attributes, as they may be OpenACC routines.
920 2016-12-09 David Malcolm <dmalcolm@redhat.com>
922 * rtl.h (get_mem_attrs): Add "const" qualifier to returned
925 2016-12-09 Nathan Sidwell <nathan@acm.org>
928 * convert.c (convert_to_integer_1): Maybe fold conversions to
929 integral types with fewer bits than its mode.
931 2016-12-09 Martin Liska <mliska@suse.cz>
933 * tree-pretty-print.c (pretty_print_string): Escape non-printable
936 2016-12-09 Jakub Jelinek <jakub@redhat.com>
938 PR tree-optimization/78726
939 * tree-ssa-reassoc.c (make_new_ssa_for_def): Add OPCODE and OP
940 argument. For lhs uses in debug stmts, don't replace lhs with
941 new_lhs, but with a debug temp set to new_lhs opcode op.
942 (make_new_ssa_for_all_defs): Add OPCODE argument, pass OPCODE and
943 OP down to make_new_ssa_for_def.
944 (zero_one_operation): Call make_new_ssa_for_all_defs even when
945 stmts_to_fix is empty, if *def has not changed yet. Pass
946 OPCODE to make_new_ssa_for_all_defs.
948 2016-12-08 Martin Sebor <msebor@redhat.com>
951 * builtin-attrs.def (ATTR_ALLOC_SIZE, ATTR_RETURNS_NONNULL): New
952 identifier tree nodes.
953 (ATTR_ALLOCA_SIZE_1_NOTHROW_LEAF_LIST): New attribute list.
954 (ATTR_MALLOC_SIZE_1_NOTHROW_LIST): Same.
955 (ATTR_MALLOC_SIZE_1_NOTHROW_LEAF_LIST): Same.
956 (ATTR_MALLOC_SIZE_1_2_NOTHROW_LEAF_LIST): Same.
957 (ATTR_ALLOC_SIZE_2_NOTHROW_LEAF_LIST): Same.
958 * builtins.c (expand_builtin_alloca): Call
959 maybe_warn_alloc_args_overflow.
960 * builtins.def (aligned_alloc, calloc, malloc, realloc):
961 Add attribute alloc_size.
962 (alloca): Add attribute alloc_size and returns_nonnull.
963 * calls.h (maybe_warn_alloc_args_overflow): Declare.
964 * calls.c (alloc_max_size, operand_signed_p): New functions.
965 (maybe_warn_alloc_args_overflow): Define.
966 (initialize_argument_information): Diagnose overflow in functions
967 declared with attaribute alloc_size.
968 * doc/invoke.texi (Warning Options): Document -Walloc-zero and
969 -Walloc-size-larger-than.
971 2016-12-08 Vladimir Makarov <vmakarov@redhat.com>
973 PR rtl-optimization/78671
974 * lra-assign.c (find_hard_regno_for_1): Check prohibited regs for an
977 2016-12-08 Uros Bizjak <ubizjak@gmail.com>
979 * config/i386/i386.h (HARD_REGNO_NREGS): Use GENERAL_REGNO_P.
980 (HARD_REGNO_NREGS_HAS_PADDING): Ditto. Simplify macro.
982 2015-12-08 Wilco Dijkstra <wdijkstr@arm.com>
985 * config/aarch64/aarch64.c (aarch64_classify_address):
986 Set load_store_pair_p for TImode and TFmode.
988 2016-12-08 David Malcolm <dmalcolm@redhat.com>
990 * emit-rtl.c (gen_reg_rtx): Move regno_pointer_align and
991 regno_reg_rtx resizing logic to...
992 (emit_status::ensure_regno_capacity): ...this new method,
993 and ensure that the buffers are large enough.
994 (init_emit): Allocate regno_reg_rtx using ggc_cleared_vec_alloc
995 rather than ggc_vec_alloc.
996 * function.h (emit_status::ensure_regno_capacity): New method.
998 2016-12-08 Dmitry Vyukov <dvyukov@google.com>
1000 * opts.c (finish_options): Enable -fsanitize-address-use-after-scope
1001 only if -fsanitize=address is enabled (not -fsanitize=kernel-address).
1002 * doc/invoke.texi (-fsanitize=kernel-address):
1003 Don't say that it enables -fsanitize-address-use-after-scope.
1005 2016-12-08 Bin Cheng <bin.cheng@arm.com>
1008 * tree-vect-loop-manip.c (create_intersect_range_checks_index): Check
1009 sign bit for index step of data reference.
1011 2016-12-08 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
1013 * config/aarch64/aarch64.c (aarch64_load_symref_appropriately):
1014 Handle SYMBOL_SMALL_TLSGD for ILP32.
1015 * config/aarch64/aarch64.md : tlsgd_small modified into
1016 tlsgd_small_<mode> to support SImode and DImode.
1017 *tlsgd_small modified into *tlsgd_small_<mode> to support SImode and
1020 2016-12-08 Andrew Pinski <apinski@cavium.com>
1022 * config/aarch64/aarch64.c (aarch64_load_symref_appropriately):
1023 Access the lower part of RTX appropriately.
1025 2016-12-07 David Malcolm <dmalcolm@redhat.com>
1027 * genpreds.c (write_tm_constrs_h): Update for renaming of
1028 rtx_reader_ptr to md_reader_ptr.
1029 (write_tm_preds_h): Likewise.
1030 (write_insn_preds_c): Likewise.
1031 * read-md.c (rtx_reader_ptr): Rename to...
1032 (md_reader_ptr): ...this, and convert from an
1033 rtx_reader * to a md_reader *.
1034 (rtx_reader::set_md_ptr_loc): Rename to...
1035 (md_reader::set_md_ptr_loc): ...this.
1036 (rtx_reader::get_md_ptr_loc): Rename to...
1037 (md_reader::get_md_ptr_loc): ...this.
1038 (rtx_reader::copy_md_ptr_loc): Rename to...
1039 (md_reader::copy_md_ptr_loc): ...this.
1040 (rtx_reader::fprint_md_ptr_loc): Rename to...
1041 (md_reader::fprint_md_ptr_loc): ...this.
1042 (rtx_reader::print_md_ptr_loc): Rename to...
1043 (md_reader::print_md_ptr_loc): ...this.
1044 (rtx_reader::join_c_conditions): Rename to...
1045 (md_reader::join_c_conditions): ...this.
1046 (rtx_reader::fprint_c_condition): ...this.
1047 (rtx_reader::print_c_condition): Rename to...
1048 (md_reader::print_c_condition): ...this.
1049 (fatal_with_file_and_line): Update for renaming of
1050 rtx_reader_ptr to md_reader_ptr.
1051 (rtx_reader::require_char): Rename to...
1052 (md_reader::require_char): ...this.
1053 (rtx_reader::require_char_ws): Rename to...
1054 (md_reader::require_char_ws): ...this.
1055 (rtx_reader::require_word_ws): Rename to...
1056 (md_reader::require_word_ws): ...this.
1057 (rtx_reader::read_char): Rename to...
1058 (md_reader::read_char): ...this.
1059 (rtx_reader::unread_char): Rename to...
1060 (md_reader::unread_char): ...this.
1061 (rtx_reader::peek_char): Rename to...
1062 (md_reader::peek_char): ...this.
1063 (rtx_reader::read_name): Rename to...
1064 (md_reader::read_name): ...this.
1065 (rtx_reader::read_escape): Rename to...
1066 (md_reader::read_escape): ...this.
1067 (rtx_reader::read_quoted_string): Rename to...
1068 (md_reader::read_quoted_string): ...this.
1069 (rtx_reader::read_braced_string): Rename to...
1070 (md_reader::read_braced_string): ...this.
1071 (rtx_reader::read_string): Rename to...
1072 (md_reader::read_string): ...this.
1073 (rtx_reader::read_skip_construct): Rename to...
1074 (md_reader::read_skip_construct): ...this.
1075 (rtx_reader::handle_constants): Rename to...
1076 (md_reader::handle_constants): ...this.
1077 (rtx_reader::traverse_md_constants): Rename to...
1078 (md_reader::traverse_md_constants): ...this.
1079 (rtx_reader::handle_enum): Rename to...
1080 (md_reader::handle_enum): ...this.
1081 (rtx_reader::lookup_enum_type): Rename to...
1082 (md_reader::lookup_enum_type): ...this.
1083 (rtx_reader::traverse_enum_types): Rename to...
1084 (md_reader::traverse_enum_types): ...this.
1085 (rtx_reader::rtx_reader): Rename to...
1086 (md_reader::md_reader): ...this, and update for renaming of
1087 rtx_reader_ptr to md_reader_ptr.
1088 (rtx_reader::~rtx_reader): Rename to...
1089 (md_reader::~md_reader): ...this, and update for renaming of
1090 rtx_reader_ptr to md_reader_ptr.
1091 (rtx_reader::handle_include): Rename to...
1092 (md_reader::handle_include): ...this.
1093 (rtx_reader::handle_file): Rename to...
1094 (md_reader::handle_file): ...this.
1095 (rtx_reader::handle_toplevel_file): Rename to...
1096 (md_reader::handle_toplevel_file): ...this.
1097 (rtx_reader::get_current_location): Rename to...
1098 (md_reader::get_current_location): ...this.
1099 (rtx_reader::add_include_path): Rename to...
1100 (md_reader::add_include_path): ...this.
1101 (rtx_reader::read_md_files): Rename to...
1102 (md_reader::read_md_files): ...this.
1103 * read-md.h (class rtx_reader): Split into...
1104 (class md_reader): ...new class.
1105 (rtx_reader_ptr): Rename to...
1106 (md_reader_ptr): ...this, and convert to a md_reader *.
1107 (class noop_reader): Update base class to be md_reader.
1108 (class rtx_reader): Reintroduce as a subclass of md_reader.
1109 (rtx_reader_ptr): Reintroduce as a rtx_reader *.
1110 (read_char): Update for renaming of rtx_reader_ptr to
1112 (unread_char): Likewise.
1113 * read-rtl.c (rtx_reader_ptr): New global.
1114 (rtx_reader::apply_iterator_to_string): Rename to...
1115 (md_reader::apply_iterator_to_string): ...this.
1116 (rtx_reader::copy_rtx_for_iterators): Rename to...
1117 (md_reader::copy_rtx_for_iterators): ...this.
1118 (rtx_reader::read_conditions): Rename to...
1119 (md_reader::read_conditions): ...this.
1120 (rtx_reader::record_potential_iterator_use): Rename to...
1121 (md_reader::record_potential_iterator_use): ...this.
1122 (rtx_reader::read_mapping): Rename to...
1123 (md_reader::read_mapping): ...this.
1124 (rtx_reader::read_rtx): Use rtx_reader_ptr when calling
1126 (rtx_reader::read_rtx_operand): Use get_string_obstack rather
1127 than directly accessing m_string_obstack.
1128 (rtx_reader::rtx_reader): New ctor.
1129 (rtx_reader::~rtx_reader): New dtor.
1131 2016-12-07 Martin Sebor <msebor@redhat.com>
1137 * builtins.c (expand_builtin_strcat, expand_builtin_strncat): New
1139 (compute_dest_size, get_size_range, check_sizes, check_strncat_sizes)
1140 (check_memop_sizes): Same.
1141 (expand_builtin_memcpy): Call check memop_sizes.
1142 (expand_builtin_mempcpy): Same.
1143 (expand_builtin_memset): Same,
1144 (expand_builtin_bzero): Same.
1145 (expand_builtin_memory_chk): Call check_sizes.
1146 (expand_builtin_strcpy): Same.
1147 (expand_builtin_strncpy): Same.
1148 (maybe_emit_sprintf_chk_warning): Same.
1149 (expand_builtin): Handle strcat and strncat.
1150 (fini_object_sizes): Reset pointers.
1151 (compute_object_size): New function.
1152 * gimple-ssa-sprintf.c (pass_sprintf_length::handle_gimple_call):
1153 Avoid issuing warnings also issued during built-in expansion.
1154 * doc/invoke.texi (Warning Options): Document -Wstringop-overflow.
1156 2016-12-07 Michael Meissner <meissner@linux.vnet.ibm.com>
1159 * config/rs6000/rs6000.c (rs6000_expand_vector_init): If the
1160 V2DImode elements are SUBREG's convert the result into DImode
1161 rather than failing in emit_move_insn.
1163 2016-12-07 Jakub Jelinek <jakub@redhat.com>
1165 * builtins.c (fold_builtin_strstr): Removed.
1166 (fold_builtin_2): Don't call fold_builtin_strstr.
1167 * gimple-fold.c (gimple_fold_builtin_strchr): Check is_strrchr
1168 earlier in the strrchr (x, 0) -> strchr (x, 0) optimization.
1169 (gimple_fold_builtin_strstr): New function.
1170 (gimple_fold_builtin): Call it.
1171 * fold-const-call.c (fold_const_call): Handle CFN_BUILT_IN_STRSTR.
1174 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Set lhs
1175 var to lhs of new_stmt right before noreturn handling rather than to
1176 lhs of e->call_stmt early.
1178 2016-12-07 David Malcolm <dmalcolm@redhat.com>
1180 * read-md.c (rtx_reader::require_char): New method.
1181 (require_char_ws): Convert from function to...
1182 (rtx_reader::require_char_ws): ...method.
1183 (rtx_reader::require_word_ws): New method.
1184 * read-md.h (rtx_reader::require_char): New method decl.
1185 (require_char_ws): Remove global decl in favor of...
1186 (rtx_reader::require_char_ws): ...new method decl.
1187 (rtx_reader::require_word_ws): New method decl.
1188 (rtx_reader::peek_char): New method decl.
1190 2016-12-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
1192 PR rtl-optimization/78617
1193 * lra-remat.c (do_remat): Initialize live_hard_regs from live in
1194 registers, also setting hard registers mapped to pseudo registers.
1196 2016-12-07 David Malcolm <dmalcolm@redhat.com>
1198 * cfgexpand.c (pass_expand::execute): Move stack initializations
1199 to rtl_data::init_stack_alignment and call it.
1200 * emit-rtl.c (rtl_data::init_stack_alignment): New method.
1201 * emit-rtl.h (rtl_data::init_stack_alignment): New method.
1203 2016-12-07 Wilco Dijkstra <wdijkstr@arm.com>
1205 * gcc/ira.c (ira_setup_eliminable_regset): Initialize crtl->is_leaf.
1206 (ira): Move initialization of crtl->is_leaf earlier.
1208 2016-12-07 Wilco Dijkstra <wdijkstr@arm.com>
1210 * config/aarch64/aarch64.md (movti_aarch64): Change Ump to m.
1211 (movtf_aarch64): Likewise.
1212 * config/aarch64/aarch64.c (aarch64_classify_address):
1213 Use correct intersection of offsets.
1214 (aarch64_legitimize_address_displacement): Use 9-bit signed offsets.
1215 (aarch64_legitimize_address): Use 9-bit signed offsets for TI/TF mode.
1216 Use 7-bit signed scaled mode for modes > 16 bytes.
1218 2016-12-07 James Greenhalgh <james.greenhalgh@arm.com>
1220 PR rtl-optimization/78561
1221 * config/rs6000/rs6000.c (rs6000_reg_live_or_pic_offset_p) Use
1222 constant_pool_empty_p in place of get_pool_size_upper_bound.
1223 (rs6000_stack_info): Likewise.
1224 (rs6000_emit_prologue): Likewise.
1225 (rs6000_elf_declare_function_name): Likewise.
1226 (rs6000_set_up_by_prologue): Likewise.
1227 (rs6000_can_eliminate): Likewise.
1228 * output.h (get_pool_size_upper_bound): Delete.
1229 (constant_pool_empty_p): New.
1230 * varasm.c (get_pool_size_upper_bound): Delete
1231 (constant_pool_empty_p): New.
1233 2016-12-07 Bin Cheng <bin.cheng@arm.com>
1235 PR tree-optimization/78691
1236 * match.pd ((convert1 (minmax ((convert2 (x) c)))) -> minmax (x c)):
1237 Require integral type for the outer expression.
1239 2016-12-07 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
1241 * config/aarch64/aarch64.c
1242 (aarch64_builtin_support_vector_misalignment): New.
1243 (TARGET_VECTORIZE_SUPPORT_VECTOR_MISALIGNMENT): Define.
1245 2016-12-06 David Malcolm <dmalcolm@redhat.com>
1248 * config/i386/i386.c (ix86_test_dumping_memory_blockage):
1249 Conditionalize the string comparison on Pmode == DImode.
1251 2016-12-06 Tom de Vries <tom@codesourcery.com>
1253 PR tree-optimization/67955
1254 * tree-ssa-alias.c (same_addr_size_stores_p): New function.
1255 (stmt_kills_ref_p): Use it.
1257 2016-12-06 Eric Botcazou <ebotcazou@adacore.com>
1260 * calls.c (expand_call): Move back call to prepare_call_address.
1262 2016-12-06 Michael Meissner <meissner@linux.vnet.ibm.com>
1265 * config/rs6000/rs6000.md (zero_extendqi<mode>2): Use ^ instead of
1266 ?* constraints for the ISA 3.0 patterns, so the register allocator
1267 is more likely to allocate QImode/HImode to vector registers for
1268 conversion to floating point unless a reload is needed.
1269 (zero_extendhi<mode>2): Likewise.
1270 (float<QHI:mode><FP_ISA3:mode>2_internal): Properly deal with the
1271 first alternative which is converting QImode/HImode to floating
1272 point and the QImode/HImode value is in a vector register, and
1273 does not allocate the second pseudo register. Remove zero
1274 extending into traditional floating point registers, since the
1275 instruction used only works on traditional altivec registers.
1276 (floatuns<QHI:mode><FP_ISA3:mode>2_internal): Likewise.
1278 2016-12-06 David Malcolm <dmalcolm@redhat.com>
1280 * config/i386/i386.c: Include print-rtl.h.
1281 (selftest::ix86_test_dumping_memory_blockage): New function.
1282 (selftest::ix86_run_selftests): Call it.
1283 * print-rtl-function.c (print_rtx_function): Create an
1284 rtx_reuse_manager and use it.
1285 * print-rtl.c: Include "rtl-iter.h".
1286 (rtx_writer::rtx_writer): Add reuse_manager param.
1287 (rtx_reuse_manager::rtx_reuse_manager): New ctor.
1288 (uses_rtx_reuse_p): New function.
1289 (rtx_reuse_manager::preprocess): New function.
1290 (rtx_reuse_manager::has_reuse_id): New function.
1291 (rtx_reuse_manager::seen_def_p): New function.
1292 (rtx_reuse_manager::set_seen_def): New function.
1293 (rtx_writer::print_rtx): If "in_rtx" has a reuse ID, print it as a
1294 prefix the first time in_rtx is seen, and print reuse_rtx
1296 (print_inline_rtx): Supply NULL for new reuse_manager param.
1297 (debug_rtx): Likewise.
1298 (print_rtl): Likewise.
1299 (print_rtl_single): Likewise.
1300 (rtx_writer::print_rtl_single_with_indent): Likewise.
1301 * print-rtl.h: Include bitmap.h when building for host.
1302 (rtx_writer::rtx_writer): Add reuse_manager param.
1303 (rtx_writer::m_rtx_reuse_manager): New field.
1304 (class rtx_reuse_manager): New class.
1305 * rtl-tests.c (selftest::assert_rtl_dump_eq): Add reuse_manager
1306 param and use it when constructing rtx_writer.
1307 (selftest::test_dumping_rtx_reuse): New function.
1308 (selftest::rtl_tests_c_tests): Call it.
1309 * selftest-rtl.h (class rtx_reuse_manager): New forward decl.
1310 (selftest::assert_rtl_dump_eq): Add reuse_manager param.
1311 (ASSERT_RTL_DUMP_EQ): Supply NULL for reuse_manager param.
1312 (ASSERT_RTL_DUMP_EQ_WITH_REUSE): New macro.
1314 2016-12-06 Vladimir Makarov <vmakarov@redhat.com>
1317 * lra-lives.c (process_bb_lives): Update biggest mode for
1318 implicitly used hard reg.
1320 2016-12-06 Uros Bizjak <ubizjak@gmail.com>
1322 * config/i386/predicates.md (general_gr_operand): New predicate.
1323 * config/i386/i386.md (TImode and DImode push_operand splitter):
1324 Use general_gr_operand. Macroize using DWI mode macro.
1325 (TImode and DImode nonimmediate_operand splitter): Use
1326 nonimmediate_gr_operand and general_gr_operand. Macroize using
1328 (TF/XF/DFmode push_operand splitter): Use general_gr_operand.
1329 (TFmode nonimmediate_operand splitter): Use nonimmediate_gr_operand
1330 and general_gr_operand.
1331 (XFmode nonimmediate_operand splitter): Ditto.
1332 (DFmode nonimmediate_operand splitter): Ditto.
1333 * config/i386/mmx.md (MMXMODE nonimmediate_operand splitter): Ditto.
1335 2016-12-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1337 * config/arm/arm-cores.def (cortex-m23, cortex-m33): Move into
1338 alphabetical order with respect to other ARMv8 processors.
1339 * config/arm/arm-tables.opt: Regenerate.
1340 * config/arm/arm-tune.md: Likewise.
1342 2016-12-06 Robert Suchanek <robert.suchanek@imgtec.com>
1344 * config/mips/mips.c (mips_expand_builtin_insn): Check input
1345 ranges of literal integer arguments.
1347 2016-12-06 Aldy Hernandez <aldyh@redhat.com>
1350 * tree-ssa-uninit.c (simplify_preds_4): Call release() instead of
1351 destroy_predicate_vecs.
1352 (uninit_uses_cannot_happen): Make uninit_preds a scalar.
1354 2016-12-06 Aldy Hernandez <aldyh@redhat.com>
1357 * tree-ssa-uninit.c (can_one_predicate_be_invalidated_p): Change
1358 argument type to a pred_chain.
1359 (can_chain_union_be_invalidated_p): Use pred_chain instead of a
1361 (flatten_out_predicate_chains): Remove.
1362 (uninit_uses_cannot_happen): Rename from
1363 uninit_ops_invalidate_phi_use.
1364 Change logic so that we are checking that the PHI use will
1365 invalidate _ALL_ possibly uninitialized operands.
1366 (is_use_properly_guarded): Rename call to
1367 uninit_ops_invalidate_phi_use into uninit_uses_cannot_happen.
1369 2016-12-06 Tamar Christina <tamar.christina@arm.com>
1371 * gcc/config/aarch64/arm_neon.h
1372 (vreinterpretq_p8_p128, vreinterpretq_p16_p128): Added.
1373 (vreinterpret_p64_p16, vreinterpretq_p64_p128): Likewise.
1374 (vreinterpretq_p64_p16, vreinterpretq_p128_p8): Likewise.
1375 (vreinterpretq_p128_p16, vreinterpretq_p128_f16): Likewise.
1376 (vreinterpretq_p128_f32, vreinterpretq_p128_p64): Likewise.
1377 (vreinterpretq_p128_s64, vreinterpretq_p128_u64): Likewise.
1378 (vreinterpretq_p128_s8, vreinterpretq_p128_s16): Likewise.
1379 (vreinterpretq_p128_s32, vreinterpretq_p128_u8): Likewise.
1380 (vreinterpretq_p128_u16, vreinterpretq_p128_u32): Likewise.
1381 (vreinterpretq_f16_p128, vreinterpretq_f32_p128): Likewise.
1382 (vreinterpretq_s64_p128, vreinterpretq_u64_p128): Likewise.
1383 (vreinterpretq_s8_p128, vreinterpretq_s16_p128): Likewise.
1384 (vreinterpretq_s32_p128, vreinterpretq_u8_p128): Likewise.
1385 (vreinterpretq_u16_p128, vreinterpretq_u32_p128): Likewise.
1387 2016-12-06 Jakub Jelinek <jakub@redhat.com>
1390 * fold-const.c (fold_comparison): Assume CONSTANT_CLASS_P (base0)
1391 plus offset is non-zero. For maybe_nonzero_address decl base0,
1392 require indirect_base0.
1395 * fold-const-call.c (fold_const_call_1): Remove memchr handling here.
1396 (fold_const_call) <case CFN_BUILT_IN_STRNCMP,
1397 case CFN_BUILT_IN_STRNCASECMP>: Formatting improvements.
1398 (fold_const_call) <case CFN_BUILT_IN_MEMCMP>: Likewise. If s2 is 0
1399 and arguments have no side-effects, return 0.
1400 (fold_const_call): Handle CFN_BUILT_IN_MEMCHR.
1403 * fold-const-call.c (fold_const_call): Handle
1404 CFN_BUILT_IN_{INDEX,STRCHR,RINDEX,STRRCHR}.
1406 PR tree-optimization/78675
1407 * tree-vect-loop.c (vectorizable_live_operation): For
1408 VECTOR_BOOLEAN_TYPE_P vectype use integral type with bitsize precision
1409 instead of TREE_TYPE (vectype) for the BIT_FIELD_REF.
1411 2016-12-06 Eric Botcazou <ebotcazou@adacore.com>
1414 * emit-rtl.c (verify_rtx_sharing) <CLOBBER>: Relax condition.
1415 (copy_rtx_if_shared_1) <CLOBBER>: Likewise.
1416 (copy_insn_1) <CLOBBER>: Likewise.
1418 2016-12-05 Michael Meissner <meissner@linux.vnet.ibm.com>
1421 * config/rs6000/rs6000.h (FUNCTION_VALUE_REGNO_P): Use IN_RANGE
1422 instead of ((N) >= (X) && (N) <= (Y-X)) to silence warnings about
1423 comparing signed to unsigned values.
1424 (FUNCTION_ARG_REGNO_P): Likewise.
1426 2016-12-05 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1427 Stefan Freudenberger <stefan@reservoir.com>
1429 PR tree-optimization/78646
1430 * gimple-ssa-strength-reduction.c (replace_ref): The pointer
1431 addition used for the memory base expression should have the type
1434 2016-12-05 Waldemar Brodkorb <wbx@openadk.org>
1437 * config.gcc (*-*-uclinux*): Enable posix threads.
1439 2016-12-05 Andrew Senkevich <andrew.senkevich@intel.com>
1441 * config/i386/avx512bwintrin.h: Add new k-mask intrinsics.
1442 * config/i386/avx512dqintrin.h: Ditto.
1443 * config/i386/avx512fintrin.h: Ditto.
1444 * config/i386/i386-builtin-types.def (UCHAR_FTYPE_UQI_UQI_PUCHAR,
1445 UCHAR_FTYPE_UHI_UHI_PUCHAR, UCHAR_FTYPE_USI_USI_PUCHAR,
1446 UCHAR_FTYPE_UDI_UDI_PUCHAR, UCHAR_FTYPE_UQI_UQI, UCHAR_FTYPE_UHI_UHI,
1447 UCHAR_FTYPE_USI_USI, UCHAR_FTYPE_UDI_UDI, UQI_FTYPE_UQI_INT,
1448 UHI_FTYPE_UHI_INT, USI_FTYPE_USI_INT, UDI_FTYPE_UDI_INT,
1449 UQI_FTYPE_UQI, USI_FTYPE_USI, UDI_FTYPE_UDI, UQI_FTYPE_UQI_UQI): New
1451 * config/i386/i386-builtin.def (__builtin_ia32_knotqi,
1452 __builtin_ia32_knotsi, __builtin_ia32_knotdi,
1453 __builtin_ia32_korqi, __builtin_ia32_korsi, __builtin_ia32_kordi,
1454 __builtin_ia32_kxnorqi, __builtin_ia32_kxnorsi,
1455 __builtin_ia32_kxnordi, __builtin_ia32_kxorqi, __builtin_ia32_kxorsi,
1456 __builtin_ia32_kxordi, __builtin_ia32_kandqi,
1457 __builtin_ia32_kandsi, __builtin_ia32_kanddi, __builtin_ia32_kandnqi,
1458 __builtin_ia32_kandnsi, __builtin_ia32_kandndi): New.
1459 * config/i386/i386.c (ix86_expand_args_builtin): Handle new types.
1461 2016-12-05 Segher Boessenkool <segher@kernel.crashing.org>
1463 * combine.c: Revert r243162.
1465 2016-12-05 Paolo Bonzini <bonzini@gnu.org>
1467 * match.pd: Simplify X ? C : 0 where C is a power of 2 and
1468 X tests a single bit.
1470 2016-12-05 Nathan Sidwell <nathan@acm.org>
1472 * diagnostic.c (diagnostic_check_max_errors): New, broken out of ...
1473 (diagnostic_action_after_output): ... here.
1474 (diagnostic_report_diagnostic): Call it for non-notes.
1475 * diagnostic.h (struct diagnostic_context): Make max_errors signed int.
1476 (diagnostic_check_max_errors): Declare.
1478 2016-12-05 Cupertino Miranda <cmiranda@synopsys.com>
1480 * config/arc/arc.h (STARTFILE_SPEC): Use default linux specs.
1481 (ENDFILE_SPEC): Likewise.
1483 2016-12-05 Claudiu Zissulescu <claziss@synopsys.com>
1485 * config/arc/arc-protos.h (insn_is_tls_gd_dispatch): Remove.
1486 * config/arc/arc.c (arc_unspec_offset): New function.
1487 (arc_finalize_pic): Change.
1488 (arc_emit_call_tls_get_addr): Likewise.
1489 (arc_legitimize_tls_address): Likewise.
1490 (arc_legitimize_pic_address): Likewise.
1491 (insn_is_tls_gd_dispatch): Remove.
1492 * config/arc/arc.h (INSN_REFERENCES_ARE_DELAYED): Change.
1493 * config/arc/arc.md (ls_gd_load): Remove unused pattern.
1494 (tls_gd_dispatch): Likewise.
1496 2016-12-05 Andre Vieira <andre.simoesdiasvieira@arm.com>
1498 * config/arm/arm.c (TARGET_ASM_INIT_SECTIONS): Fix wrong undef
1501 2016-12-05 Eric Botcazou <ebotcazou@adacore.com>
1503 * config/sparc/sparc-protos.h (sparc_splitdi_legitimate): Rename to...
1504 (sparc_split_reg_mem_legitimate): ...this.
1505 (sparc_split_reg_mem): Declare.
1506 (sparc_split_mem_reg): Likewise.
1507 (sparc_split_regreg_legitimate): Rename to...
1508 (sparc_split_reg_reg_legitimate): ...this.
1509 * config/sparc/sparc.c (sparc_splitdi_legitimate): Rename to...
1510 (sparc_split_reg_mem_legitimate): ...this.
1511 (sparc_split_reg_mem): New function.
1512 (sparc_split_mem_reg): Likewise.
1513 (sparc_split_regreg_legitimate): Rename to...
1514 (sparc_split_reg_reg_legitimate): ...this.
1515 (sparc_split_reg_reg): New function.
1516 * config/sparc/sparc.md (lra): Remove "none" value.
1517 (enabled): Adjust to above change.
1518 (*movdi_insn_sp32): Remove new (r,T) alternative and reorder others.
1519 (DImode splitters): Adjust to above renamings and use new functions.
1520 (*movdf_insn_sp32): Remove new (r,T) alternative and reorder others.
1521 (DFmode splitters): Adjust to above renamings and use new functions.
1522 (*mov<VM64:mode>_insn_sp64): Replace C with Z constraint and use W
1523 constraint in conjunction with e.
1524 (*mov<VM64:mode>_insn_sp32): Remove new (r,T) alternative, add (o,Y)
1525 alternative and reorder others.
1526 (VM64:mode splitters): Adjust to above renamings and use new functions.
1528 2016-12-04 Martin Sebor <msebor@redhat.com>
1531 * builtin-attrs.def (ATTR_ALLOC_SIZE, ATTR_RETURNS_NONNULL): New
1532 identifier tree nodes.
1533 (ATTR_ALLOCA_SIZE_1_NOTHROW_LEAF_LIST): New attribute list.
1534 (ATTR_MALLOC_SIZE_1_NOTHROW_LIST): Same.
1535 (ATTR_MALLOC_SIZE_1_NOTHROW_LEAF_LIST): Same.
1536 (ATTR_MALLOC_SIZE_1_2_NOTHROW_LEAF_LIST): Same.
1537 (ATTR_ALLOC_SIZE_2_NOTHROW_LEAF_LIST): Same.
1538 * builtins.def (aligned_alloc, calloc, malloc, realloc):
1539 Add attribute alloc_size.
1540 (alloca): Add attribute alloc_size and returns_nonnull.
1542 2016-12-04 Uros Bizjak <ubizjak@gmail.com>
1545 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Handle NEG.
1546 (dimode_scalar_chain::compute_convert_gain): Ditto.
1547 (dimode_scalar_chain::convert_insn): Ditto.
1549 2016-12-03 Eric Botcazou <ebotcazou@adacore.com>
1551 * lra-constraints.c (emit_spill_move): Use gen_lowpart_SUBREG in all
1552 cases to build a lowpart SUBREG.
1554 2016-12-03 Eric Botcazou <ebotcazou@adacore.com>
1555 David S. Miller <davem@davemloft.net>
1557 * config/sparc/constraints.md (U): Adjust comment.
1558 * config/sparc/sparc.md (lra): New attribute.
1559 (enabled): For base instructions, if the lra attribute is set,
1560 return 1 if it is in keeping with TARGET_LRA.
1561 (*movdi_insn_sp32): Add lra attribute for alternatives mentioning U
1562 constraint and duplicate them with U replaced by r.
1563 (*movdf_insn_sp32): Likewise.
1564 (*mov<VM64:mode>_insn_sp32): Likewise.
1565 (*movtf_insn_sp32): Remove alternatives mentioning U constraint.
1567 2016-12-02 Jeff Law <law@redhat.com>
1569 * config/arm/arm.c (arm_handle_cmse_nonsecure_call): Remove unused
1570 variable main_variant.
1572 2016-12-02 Michael Meissner <meissner@linux.vnet.ibm.com>
1574 * config.gcc (powerpc*-*-linux*): Set gnu-indirect-function by
1575 default on PowerPC linux systems.
1577 2016-12-02 Segher Boessenkool <segher@kernel.crashing.org>
1579 PR rtl-optimization/78638
1580 * simplify-rtx.c (simplify_truncation): M2 is not mode, it is
1581 GET_MODE (op). Fix this.
1583 2016-12-02 David Malcolm <dmalcolm@redhat.com>
1586 * selftest.c (selftest::assert_strndup_eq): Rename to...
1587 (selftest::assert_xstrndup_eq): ...this, and remove call to
1589 (selftest::test_strndup): Rename to...
1590 (selftest::test_xstrndup): ...this, updating for above renaming.
1591 (selftest::test_libiberty): Update for renaming.
1593 2016-12-02 Michael Meissner <meissner@linux.vnet.ibm.com>
1596 * config/rs6000/rs6000.md (movdi_internal64): Fix typo in
1597 subversion id 242679 that causes the wrong store instruction to be
1598 generated if a DImode is in an Altivec register using REG+REG
1601 2016-12-02 Uros Bizjak <ubizjak@gmail.com>
1604 * config/i386/i386.md (*andndi3_doubleword): Add non-BMI alternative
1605 and corresponding post-reload splitter.
1607 2016-12-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1609 * config/aarch64/aarch64.h (machine_function): Add
1610 reg_is_wrapped_separately field.
1611 * config/aarch64/aarch64.md (LAST_SAVED_REGNUM): Define new constant.
1612 * config/aarch64/aarch64.c (emit_set_insn): Change return type to
1614 (aarch64_save_callee_saves): Don't save registers that are wrapped
1616 (aarch64_restore_callee_saves): Don't restore registers that are
1618 (offset_9bit_signed_unscaled_p, offset_12bit_unsigned_scaled_p,
1619 aarch64_offset_7bit_signed_scaled_p): Move earlier in the file.
1620 (aarch64_get_separate_components): New function.
1621 (aarch64_get_next_set_bit): Likewise.
1622 (aarch64_components_for_bb): Likewise.
1623 (aarch64_disqualify_components): Likewise.
1624 (aarch64_emit_prologue_components): Likewise.
1625 (aarch64_emit_epilogue_components): Likewise.
1626 (aarch64_set_handled_components): Likewise.
1627 (aarch64_process_components): Likewise.
1628 (TARGET_SHRINK_WRAP_GET_SEPARATE_COMPONENTS,
1629 TARGET_SHRINK_WRAP_COMPONENTS_FOR_BB,
1630 TARGET_SHRINK_WRAP_DISQUALIFY_COMPONENTS,
1631 TARGET_SHRINK_WRAP_EMIT_PROLOGUE_COMPONENTS,
1632 TARGET_SHRINK_WRAP_EMIT_EPILOGUE_COMPONENTS,
1633 TARGET_SHRINK_WRAP_SET_HANDLED_COMPONENTS): Define.
1635 2016-12-02 Martin Jambor <mjambor@suse.cz>
1637 * passes.def: Move pass_rebuild_cgraph_edges to the end of
1638 pass_build_ssa_passes.
1640 2016-12-02 Uros Bizjak <ubizjak@gmail.com>
1642 * config/alpha/alpha.md (exception_receiver): Copy
1643 alpha_gp_ave_rtx return value.
1645 2016-12-02 Tadek Kijkowski <tkijkowski@gmail.com>
1647 * Makefile.in (PREPROCESSOR_DEFINES): Add a level of indirection
1648 for several include directories that may be relative to sysroot.
1649 * config/i386/x-mingw32 (gplus_includedir): Define.
1650 (gplus_tool_includedir, gplus_backward_include_dir): Likewise.
1651 (native_system_includedir): Likewise.
1652 * config/i386/mingw32.h (STANDARD_STARTFILE_PREFIX_1): Do not
1653 override if TARGET_SYSTEM_ROOT is defined.
1654 (NATIVE_SYSTEM_HEADER_DIR): Likewise.
1656 2016-12-02 Jakub Jelinek <jakub@redhat.com>
1659 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Handle NOT.
1660 (dimode_scalar_chain::compute_convert_gain): Likewise.
1661 (dimode_scalar_chain::convert_insn): Likewise.
1662 * config/i386/i386.md (*one_cmpldi2_doubleword): New
1663 define_insn_and_split.
1664 (one_cmpl<mode>2): Use SWIM1248x iterator instead of SWIM.
1667 * rtl.c (copy_rtx): Don't clear used flag here.
1668 (shallow_copy_rtx_stat): Clear used flag here unless code the rtx
1670 * simplify-rtx.c (simplify_replace_fn_rtx): When copying rtx with
1671 'E' in format, copy all vectors.
1672 * emit-rtl.c (copy_insn_1): Don't clear used flag here.
1673 * valtrack.c (cleanup_auto_inc_dec): Likewise.
1674 * config/rs6000/rs6000.c (rs6000_frame_related): Likewise.
1676 2016-12-02 Andre Vieira <andre.simoesdiasvieira@arm.com>
1677 Thomas Preud'homme <thomas.preudhomme@arm.com>
1679 * config/arm/arm-builtins.c (arm_builtins): Define
1680 ARM_BUILTIN_CMSE_NONSECURE_CALLER.
1681 (bdesc_2arg): Add line for cmse_nonsecure_caller.
1682 (arm_init_builtins): Handle cmse_nonsecure_caller.
1683 (arm_expand_builtin): Likewise.
1684 * config/arm/arm_cmse.h (cmse_nonsecure_caller): New.
1686 2016-12-02 Andre Vieira <andre.simoesdiasvieira@arm.com>
1687 Thomas Preud'homme <thomas.preudhomme@arm.com>
1689 * config/arm/arm.c (detect_cmse_nonsecure_call): New.
1690 (cmse_nonsecure_call_clear_caller_saved): New.
1691 (arm_reorg): Use cmse_nonsecure_call_clear_caller_saved.
1692 (arm_function_ok_for_sibcall): Disable sibcalls for
1693 cmse_nonsecure_call.
1694 * config/arm/arm-protos.h (detect_cmse_nonsecure_call): New.
1695 * config/arm/arm.md (call): Handle cmse_nonsecure_entry.
1696 (call_value): Likewise.
1697 (nonsecure_call_internal): New.
1698 (nonsecure_call_value_internal): New.
1699 * config/arm/thumb1.md (*nonsecure_call_reg_thumb1_v5): New.
1700 (*nonsecure_call_value_reg_thumb1_v5): New.
1701 * config/arm/thumb2.md (*nonsecure_call_reg_thumb2): New.
1702 (*nonsecure_call_value_reg_thumb2): New.
1703 * config/arm/unspecs.md (UNSPEC_NONSECURE_MEM): New.
1705 2016-12-02 Andre Vieira <andre.simoesdiasvieira@arm.com>
1706 Thomas Preud'homme <thomas.preudhomme@arm.com>
1708 * config/arm/arm.c (gimplify.h): New include.
1709 (arm_handle_cmse_nonsecure_call): New.
1710 (arm_attribute_table): Added cmse_nonsecure_call.
1711 (arm_comp_type_attributes): Deny compatibility of function types
1712 with without the cmse_nonsecure_call attribute.
1713 * doc/extend.texi (ARM ARMv8-M Security Extensions): New attribute.
1715 2016-12-02 Andre Vieira <andre.simoesdiasvieira@arm.com>
1716 Thomas Preud'homme <thomas.preudhomme@arm.com>
1718 * config/arm/arm.c (output_return_instruction): Clear
1720 (thumb2_expand_return): Likewise.
1721 (thumb1_expand_epilogue): Likewise.
1722 (thumb_exit): Likewise.
1723 (arm_expand_epilogue): Likewise.
1724 (cmse_nonsecure_entry_clear_before_return): New.
1725 (comp_not_to_clear_mask_str_un): New.
1726 (compute_not_to_clear_mask): New.
1727 * config/arm/thumb1.md (*epilogue_insns): Change length attribute.
1728 * config/arm/thumb2.md (*thumb2_return): Disable for
1729 cmse_nonsecure_entry functions.
1730 (*thumb2_cmse_entry_return): Duplicate thumb2_return pattern for
1731 cmse_nonsecure_entry functions.
1733 2016-12-02 Andre Vieira <andre.simoesdiasvieira@arm.com>
1734 Thomas Preud'homme <thomas.preudhomme@arm.com>
1736 * config/arm/arm.c (use_return_insn): Change to return with bxns
1737 when cmse_nonsecure_entry.
1738 (output_return_instruction): Likewise.
1739 (arm_output_function_prologue): Likewise.
1740 (thumb_pop): Likewise.
1741 (thumb_exit): Likewise.
1742 (thumb2_expand_return): Assert that entry functions always have simple
1744 (arm_expand_epilogue): Handle entry functions.
1745 (arm_function_ok_for_sibcall): Disable sibcall for entry functions.
1746 (arm_asm_declare_function_name): New.
1747 * config/arm/arm-protos.h (arm_asm_declare_function_name): New.
1748 * config/arm/elf.h (ASM_DECLARE_FUNCTION_NAME): Redefine to
1749 use arm_asm_declare_function_name.
1751 2016-12-02 Andre Vieira <andre.simoesdiasvieira@arm.com>
1752 Thomas Preud'homme <thomas.preudhomme@arm.com>
1754 * config/arm/arm.c (arm_handle_cmse_nonsecure_entry): New.
1755 (arm_attribute_table): Added cmse_nonsecure_entry
1756 (arm_compute_func_type): Handle cmse_nonsecure_entry.
1757 (cmse_func_args_or_return_in_stack): New.
1758 (arm_handle_cmse_nonsecure_entry): New.
1759 * config/arm/arm.h (ARM_FT_CMSE_ENTRY): New macro define.
1760 (IS_CMSE_ENTRY): Likewise.
1761 * doc/extend.texi (ARM ARMv8-M Security Extensions): New attribute.
1763 2016-12-02 Andre Vieira <andre.simoesdiasvieira@arm.com>
1764 Thomas Preud'homme <thomas.preudhomme@arm.com>
1766 * config.gcc (extra_headers): Added arm_cmse.h.
1767 * config/arm/arm-arches.def (ARM_ARCH):
1768 (armv8-m): Add FL2_CMSE.
1769 (armv8-m.main): Likewise.
1770 (armv8-m.main+dsp): Likewise.
1771 * config/arm/arm-c.c
1772 (arm_cpu_builtins): Added __ARM_FEATURE_CMSE macro.
1773 * config/arm/arm-flags.h: Define FL2_CMSE.
1774 * config/arm.c (arm_arch_cmse): New.
1775 (arm_option_override): New error for unsupported cmse target.
1776 * config/arm/arm.h (arm_arch_cmse): New.
1777 * config/arm/arm.opt (mcmse): New.
1778 * config/arm/arm_cmse.h: New file.
1779 * doc/invoke.texi (ARM Options): Add -mcmse.
1780 * doc/sourcebuild.texi (arm_cmse_ok): Add new effective target.
1781 * doc/extend.texi: Add ARMv8-M Security Extensions entry.
1783 2016-12-02 Georg-Johann Lay <avr@gjlay.de>
1785 * config/avr/avr.c: Fix coding rule glitches.
1787 2016-12-02 Martin Jambor <mjambor@suse.cz>
1789 * hsa.c (hsa_callable_function_p): Return false for artificial
1792 2016-12-02 James Greenhalgh <james.greenhalgh@arm.com>
1794 PR rtl-optimization/78561
1795 * varasm.c (recompute_pool_offsets): New.
1796 (output_constant_pool): Call it.
1798 2016-12-02 James Greenhalgh <james.greenhalgh@arm.com>
1800 PR rtl-optimization/78561
1801 * config/rs6000/rs6000.c (rs6000_reg_live_or_pic_offset_p) Rename
1802 get_pool_size to get_pool_size_upper_bound.
1803 (rs6000_stack_info): Likewise.
1804 (rs6000_emit_prologue): Likewise.
1805 (rs6000_elf_declare_function_name): Likewise.
1806 (rs6000_set_up_by_prologue): Likewise.
1807 (rs6000_can_eliminate): Likewise, reformat spaces to tabs.
1808 * output.h (get_pool_size): Rename to...
1809 (get_pool_size_upper_bound): ...This.
1810 * varasm.c (get_pool_size): Rename to...
1811 (get_pool_size_upper_bound): ...This.
1813 2016-12-02 Bin Cheng <bin.cheng@arm.com>
1815 * match.pd: Add new pattern:
1816 (cond (cmp (convert? x) c1) (op x c2) c3) -> (op (minmax x c1) c2).
1818 2016-12-02 Nathan Sidwell <nathan@acm.org>
1820 * diagnostic.c (diagnostic_report_diagnostic): Remove extraneous
1823 2016-12-02 Aldy Hernandez <aldyh@redhat.com>
1826 * gimple-ssa-warn-alloca.c (alloca_call_type): Handle
1829 2016-12-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1831 * config/s390/s390.c (s390_save_gprs_to_fprs): Fix RTL sharing
1834 2016-12-02 Georg-Johann Lay <avr@gjlay.de>
1836 * config/avr/avr-arch.h (avr_mcu_t) [n_flash]: Remove field.
1837 * config/avr/avr-devices.c (AVR_MCU): Remove N_FLASH macro argument.
1838 * config/avr/avr-mcus.def (AVR_MCU): Remove initializer for n_flash.
1839 * config/avr/avr.c (avr_set_core_architecture) [avr_n_flash]: Use
1840 avr_mcu_types.flash_size to compute default value.
1841 * config/avr/gen-avr-mmcu-specs.c (print_mcu) [cc1_n_flash]: Use
1842 mcu->flash_size to compute value for spec.
1844 2016-12-02 Georg-Johann Lay <avr@gjlay.de>
1846 * doc/invoke.texi (AVR Options) [-mabsdata]: Point to absdata.
1847 * doc/extend.texi (AVR Variable Attributes) [progmem]: Hint
1848 about linker description to avoid progmem altogether.
1849 [absdata]: Point to -mabsdata option.
1851 2016-12-02 Jakub Jelinek <jakub@redhat.com>
1853 PR rtl-optimization/78547
1854 * emit-rtl.c (unshare_all_rtl): Make sure DECL_RTL and
1855 DECL_INCOMING_RTL is not shared.
1856 * config/i386/i386.c (convert_scalars_to_vectors): If any
1857 insns have been converted, adjust all parameter's DEC_RTL and
1858 DECL_INCOMING_RTL back from V1TImode to TImode if the parameters have
1861 PR rtl-optimization/78575
1862 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses): Use
1863 DF infrastructure to wrap all V1TImode reg uses into TImode subreg
1864 if not already wrapped in a subreg. Make sure df_insn_rescan does not
1865 affect further iterations.
1867 2016-12-02 Martin Liska <mliska@suse.cz>
1870 * sreal.c (sreal::to_int): Make absolute value before shifting.
1871 (sreal::operator/): Likewise.
1872 (sreal_verify_negative_division): New test.
1873 (void sreal_c_tests): Call the new test.
1874 * sreal.h (sreal::normalize_up): Use new SREAL_ABS and
1876 (sreal::normalize_down): Likewise.
1878 2016-12-02 Dominik Vogt <vogt@linux.vnet.ibm.com>
1880 * combine.c (combine_simplify_rtx): Suppress replacement of
1881 "(and (reg) (const_int bit))" with "if_then_else".
1883 2016-12-02 Dominik Vogt <vogt@linux.vnet.ibm.com>
1886 * config/s390/s390.md ("extzv")
1887 ("*extzv<mode><clobbercc_or_nocc>")
1888 ("*extzvdi<clobbercc_or_nocc>_lshiftrt")
1889 ("*<risbg_n>_ior_and_sr_ze")
1890 ("*extract1bitdi<clobbercc_or_nocc>")
1891 ("*insv<mode><clobbercc_or_nocc>", "*insv_rnsbg_noshift")
1892 ("*insv_rnsbg_srl", "*insv<mode>_mem_reg")
1893 ("*insvdi_mem_reghigh", "*insvdi_reg_imm"): Use EXTRACT_ARGS_IN_RANGE
1894 to validate the arguments of zero_extract and sign_extract.
1896 2016-12-02 Dominik Vogt <vogt@linux.vnet.ibm.com>
1899 * rtl.h (EXTRACT_ARGS_IN_RANGE): New.
1901 2016-12-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1903 * gcc/config/s390/s390.c (s390_builtin_vectorization_cost): New
1905 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Define target
1908 2016-12-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1910 * config/s390/vector.md (vec_halfhalf): New mode iterator.
1911 ("vec_pack_trunc_<mode>", "vec_pack_ssat_<mode>")
1912 ("vec_pack_usat_<mode>", "vec_unpacks_hi_v16qi")
1913 ("vec_unpacks_low_v16qi", "vec_unpacku_hi_v16qi")
1914 ("vec_unpacku_low_v16qi", "vec_unpacks_hi_v8hi")
1915 ("vec_unpacks_lo_v8hi", "vec_unpacku_hi_v8hi")
1916 ("vec_unpacku_lo_v8hi", "vec_unpacks_hi_v4si")
1917 ("vec_unpacks_lo_v4si", "vec_unpacku_hi_v4si")
1918 ("vec_unpacku_lo_v4si"): New pattern definitions.
1919 * config/s390/vx-builtins.md: Move VI_HW_HSD mode iterator to
1922 2016-12-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1924 * config/s390/s390-protos.h (s390_reverse_condition): New
1926 * config/s390/s390.c (s390_canonicalize_comparison): Fold compares
1928 (s390_reverse_condition): New function.
1929 * config/s390/s390.h (REVERSE_CC_MODE, REVERSE_CONDITION): Define
1932 2016-12-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1934 * config/s390/s390-modes.def (CCVEQANY, CCVH, CCVHANY, CCVHU)
1935 (CCVHUANY): Remove modes.
1936 (CCVIH, CCVIHU, CCVIALL, CCVIANY, CCVFALL, CCVFANY): Add modes and
1938 * config/s390/s390.c (s390_match_ccmode_set): Rename cc modes.
1939 (s390_expand_vec_compare_scalar): Pick one of the cc consumer
1941 (s390_branch_condition_mask): Adjust to use the new cc consumer
1942 modes. The new modes allow for proper reversal in the middle-end.
1943 (s390_expand_vec_compare_cc): Determine the proper cc producer and
1944 consumer modes for a comparison.
1945 * config/s390/s390.md: Rename CCVH to CCVIH and CCVHU to CCVIHU
1946 throughout the file.
1947 * config/s390/vx-builtins.md: Likewise.
1949 2016-12-02 Maxim Ostapenko <m.ostapenko@samsung.com>
1951 * asan.c (asan_global_struct): Refactor.
1952 (create_odr_indicator): New function.
1953 (asan_needs_odr_indicator_p): Likewise.
1954 (is_odr_indicator): Likewise.
1955 (asan_add_global): Introduce odr_indicator_ptr. Pass it into global's
1957 (asan_protect_global): Do not protect odr indicators.
1959 2016-12-01 Jeff Law <law@redhat.com>
1961 * tree-ssa-threadedge.c
1962 (record_temporary_equivalences_from_stmts_at_dest): Avoid temporary
1963 propagation of operands if there are no operands.
1965 2016-12-02 Jakub Jelinek <jakub@redhat.com>
1967 PR tree-optimization/78586
1968 * gimple-ssa-sprintf.c (format_integer): Don't handle NOP_EXPR,
1969 CONVERT_EXPR or COMPONENT_REF here. Formatting fix. For
1970 SSA_NAME_DEF_STMT with NOP_EXPR only change argtype if the rhs1's
1971 type is INTEGER_TYPE or POINTER_TYPE.
1973 2016-12-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
1976 * config/rs6000/vsx.md (vextuhlx): Revise mode of operand 2.
1977 (vextuhrx): Likewise.
1978 (vextuwlx): Likewise.
1979 (vextuwrx): Likewise.
1981 2016-12-01 David Malcolm <dmalcolm@redhat.com>
1983 * dwarf2out.c (dwarf2out_c_finalize): Reset early_dwarf and
1984 early_dwarf_finished.
1986 2016-12-01 Eric Botcazou <ebotcazou@adacore.com>
1987 David S. Miller <davem@davemloft.net>
1989 * config/sparc/sparc.opt (mlra): New target option.
1990 * config/sparc/sparc.c (TARGET_LRA_P): Define to...
1991 (sparc_lra_p): ...this. New function.
1992 (D_MODES, DF_MODES): Add missing cast.
1993 * config/sparc/sparc.md (*movsi_lo_sum, *movsi_high): Do not
1994 provide these insns when flag_pic.
1995 (sethi_di_medlow, losum_di_medlow, seth44, setm44, setl44, sethh,
1996 setlm, sethm, setlo, embmedany_sethi, embmedany_losum,
1997 embmedany_brsum, embmedany_textuhi, embmedany_texthi,
1998 embmedany_textulo, embmedany_textlo): Likewise.
1999 (sethi_di_medlow_embmedany_pic): Provide it only with flag_pic.
2001 2016-12-01 David Edelsohn <dje.gcc@gmail.com>
2005 * dbxout.c (dbxout_type_fields): Skip TEMPLATE_DECLs.
2007 2016-12-01 Richard Biener <rguenther@suse.de>
2008 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
2010 * vec.h (vec<T, A, vl_embed>::quick_grow_cleared): Guard call to
2011 memset if len-oldlen != 0.
2012 (vec<T, va_heap, vl_ptr>::safe_grow_cleared): Likewise.
2014 2016-12-01 Uros Bizjak <ubizjak@gmail.com>
2016 * config/i386/i386.md (*andndi3_doubleword): Depend on TARGET_SSE2.
2018 2016-12-01 Georg-Johann Lay <avr@gjlay.de>
2020 * config/avr/avr.c: Fix coding rule glitches.
2022 2016-12-01 Markus Trippelsdorf <markus@trippelsdorf.de>
2024 PR tree-optimization/78598
2025 * tree-ssa-loop-prefetch.c (ddown): Cast to signed to avoid
2028 2016-12-01 Markus Trippelsdorf <markus@trippelsdorf.de>
2030 PR rtl-optimization/78596
2031 * combine.c (simplify_comparison): Cast to unsigned to avoid
2032 left shifting of negative value.
2034 2016-12-01 Matthias Klose <doko@ubuntu.com>
2036 * doc/install.texi: Don't use pkg-config to check for bdw-gc.
2038 2016-12-01 Richard Biener <rguenther@suse.de>
2040 * tree-ssa-alias.c (indirect_refs_may_alias_p): Do not
2041 treat arrays with same type as objects that cannot overlap.
2043 2016-12-01 Georg-Johann Lay <avr@gjlay.de>
2045 * config/avr/avr.c (avr_print_operand): Use SYMBOL_REF_P if possible.
2046 (avr_handle_addr_attribute, avr_asm_output_aligned_decl_common)
2047 (avr_asm_asm_output_aligned_bss, avr_addr_space_convert): Dito.
2049 2016-12-01 Jakub Jelinek <jakub@redhat.com>
2052 * dwarf2out.c (loc_descr_plus_const): For negative offset use
2053 uint_loc_descriptor instead of int_loc_descriptor and perform negation
2054 in unsigned HOST_WIDE_INT type.
2055 (scompare_loc_descriptor): Shift UINTVAL left instead of INTVAL.
2058 * config/rs6000/rs6000.c (rs6000_frame_related): Call
2059 set_used_flags (pat) before any simplifications. Clear used flag on
2060 PARALLEL copy. Don't guard add_reg_note call. Call
2061 copy_rtx_if_shared on pat before storing it into
2062 REG_FRAME_RELATED_EXPR.
2064 2016-12-01 Alan Modra <amodra@gmail.com>
2066 * gcc/config/rs6000/rs6000.c (insn_is_swappable_p): Properly
2067 look inside UNSPEC_VSX_XXSPLTW vec.
2069 2016-12-01 Segher Boessenkool <segher@kernel.crashing.org>
2071 PR rtl-optimization/78607
2072 * combine.c (try_combine): Emit a barrier after a unconditional trap.
2074 2016-11-30 Michael Meissner <meissner@linux.vnet.ibm.com>
2077 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): If the
2078 element is not a constant or in a register, force it to a
2082 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Force value
2083 that will be set to a vector element to be in a register.
2084 * config/rs6000/vsx.md (vsx_set_<mode>_p9): Fix thinko that used
2085 the wrong multiplier to convert the element number to a byte
2088 2016-11-30 Vladimir Makarov <vmakarov@redhat.com>
2090 PR tree-optimization/77856
2091 * lra-constraints.c (inherit_in_ebb): Check original regno for
2092 invalid invariant regs too. Set only clobbered hard regs for the
2093 invalid invariant regs.
2095 2016-11-30 Pitchumani Sivanupandi <pitchumani.sivanupandi@microchip.com>
2097 Commit files forgotten in r242966.
2099 * config/avr/avr-arch.h (avr_mcu_t) [flash_size]: New member.
2100 * config/avr/avr-devices.c (avr_mcu_types): Add flash size info.
2101 * config/avr/gen-avr-mmcu-specs.c (print_mcu): Remove hard-coded
2102 prefix check to find wrap-around value, instead use MCU flash size.
2103 For 8k flash devices, update link_pmem_wrap spec string to
2104 add --pmem-wrap-around=8k.
2105 * config/avr/specs.h (LINK_RELAX_SPEC): Move link_pmem_wrap from
2107 (LINK_SPEC): ...to here.
2109 2016-11-30 David Malcolm <dmalcolm@redhat.com>
2112 * selftest.c (selftest::assert_strndup_eq): New function.
2113 (selftest::test_strndup): New function.
2114 (selftest::test_libiberty): New function.
2115 (selftest::selftest_c_tests): Call test_libiberty.
2117 2016-11-30 Segher Boessenkool <segher@kernel.crashing.org>
2119 PR rtl-optimization/78610
2120 * ira.c (combine_and_move_insns): Don't substitute into TRAP_IF
2123 2016-11-30 Bin Cheng <bin.cheng@arm.com>
2125 PR tree-optimization/78574
2126 * tree-ssa-loop-ivopts.c (find_deriving_biv_for_expr): Skip loop
2127 header PHI that doesn't define biv.
2129 2016-11-30 Jakub Jelinek <jakub@redhat.com>
2131 * emit-rtl.c (verify_insn_sharing): Call verify_rtx_sharing instead of
2134 * config/i386/i386.c (dimode_scalar_chain::convert_op): Avoid
2135 sharing the SUBREG rtx between move and following insn.
2137 * ira.c (ira_update_equiv_info_by_shuffle_insn): Use copy_rtx
2138 for REG_EQUIV argument.
2140 2016-11-30 Thomas Preud'homme <thomas.preudhomme@arm.com>
2142 * config/arm/t-rmprofile: Add mappings for Cortex-M23 and Cortex-M33.
2144 2016-11-30 Markus Trippelsdorf <markus@trippelsdorf.de>
2147 * real.c (real_hash): Add cast to avoid left
2148 shifting of negative values.
2150 2016-11-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2153 * config/aarch64/aarch64.md (add<mode>3): Extract inner expression
2154 from a subreg in operands[1] and don't call REGNO on a non-reg
2155 expression when deciding to force operands[2] into a reg.
2157 2016-11-30 Claudiu Zissulescu <claziss@synopsys.com>
2158 Andrew Burgess <andrew.burgess@embecosm.com>
2160 * config/arc/arc-protos.h (arc_store_addr_hazard_p): Declare.
2161 * config/arc/arc.c (arc_store_addr_hazard_p): New function.
2162 (workaround_arc_anomaly): Call arc_store_addr_hazard_p for ARC700.
2163 * config/arc/arc700.md: Add define_bypass for store/load.
2165 2016-11-30 Martin Liska <mliska@suse.cz>
2167 * cgraph.c (symbol_table::initialize): Initialize
2168 ipa_clones_dump_file.
2169 (cgraph_node::remove): Report to ipa_clones_dump_file.
2170 * cgraph.h: Add new argument (suffix) to cloning methods.
2171 * cgraphclones.c (dump_callgraph_transformation): New function.
2172 (cgraph_node::create_clone): New argument.
2173 (cgraph_node::create_virtual_clone): Likewise.
2174 (cgraph_node::create_version_clone): Likewise.
2175 * dumpfile.c: Add .ipa-clones dump file.
2176 * dumpfile.h (enum tree_dump_index): Add TDI_clones
2177 * ipa-inline-transform.c (clone_inlined_nodes): Report operation
2178 to dump_callgraph_transformation.
2180 2016-11-30 Martin Liska <mliska@suse.cz>
2183 * asan.c (asan_expand_mark_ifn): Properly
2184 select a VAR_DECL from FRAME.* component reference.
2186 2016-11-30 Segher Boessenkool <segher@kernel.crashing.org>
2188 PR rtl-optimization/78583
2189 * simplify-rtx.c (simplify_truncation): Add check missing from the
2192 2016-11-30 Segher Boessenkool <segher@kernel.crashing.org>
2194 PR rtl-optimization/78590
2195 * combine.c (change_zero_ext): Transform zero_extend of subregs only
2196 if the subreg_reg is a scalar integer mode.
2198 2016-11-30 Jakub Jelinek <jakub@redhat.com>
2200 PR tree-optimization/78586
2201 * gimple-ssa-sprintf.c (format_integer): Use TYPE_MAX_VALUE or
2202 TYPE_MIN_VALUE or build_all_ones_cst instead of folding LSHIFT_EXPR.
2203 Don't build_int_cst min/max twice. Formatting fix.
2205 2016-11-30 Markus Trippelsdorf <markus@trippelsdorf.de>
2207 PR rtl-optimization/78588
2208 * combine.c (if_then_else_cond): Also guard against BLKmode.
2209 * rtlanal.c (num_sign_bit_copies1): Add assert.
2211 2016-11-29 Jeff Law <law@redhat.com>
2213 * common/config/arc/arc-common.c (arc_handle_option): Remove unused
2216 * lra-constraints.c (check_and_process_move): Constrain the
2217 range of DCLASS and SCLASS to avoid false positive out of bounds
2218 array index warning.
2220 2016-11-29 David Malcolm <dmalcolm@redhat.com>
2222 * doc/install.texi (--with-target-bdw-gc): Remove stray '@'.
2224 2016-11-29 David Malcolm <dmalcolm@redhat.com>
2226 PR preprocessor/78569
2227 * input.c (get_substring_ranges_for_loc): Fail gracefully if
2228 line directives were present.
2230 2016-11-30 Matthias Klose <doko@ubuntu.com>
2232 * doc/install.texi: Document configure options --enable-objc-gc
2233 and --with-target-bdw-gc.
2235 2016-11-29 Michael Meissner <meissner@linux.vnet.ibm.com>
2238 * config/rs6000/rs6000.md (mov<mode>_internal, QHI iterator): Add
2239 'x' to stxsi<wd>x print pattern, so that QImode and HImode values
2240 residing in traditional altivec registers can be stored
2243 2016-11-29 Max Filippov <jcmvbkbc@gmail.com>
2246 * config/xtensa/xtensa.c (hwloop_optimize): Don't emit zero
2247 overhead loop start between a call and its CALL_ARG_LOCATION
2250 2016-11-29 Waldemar Brodkorb <wbx@openadk.org>
2252 * config/bfin/linux.h (CPP_SPEC): Define.
2254 2016-11-29 Martin Sebor <msebor@redhat.com>
2256 PR tree-optimization/78512
2257 * config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Remove.
2258 * config/rs6000/linux.h: Same.
2259 * config/rs6000/linux64.h: Same.
2260 * config/sol2.h: Same.
2261 * config/sol2.c (solaris_printf_pointer_format): Remove.
2262 * doc/tm.texi.in (TARGET_PRINTF_POINTER_FORMAT): Remove.
2263 * doc/tm.texi: Regenerate.
2264 * gimple-ssa-sprintf.c (format_pointer): Rempove.
2265 (pass_sprintf_length::compute_format_length): Return bool.
2266 (pass_sprintf_length::handle_gimple_call): Adjust.
2267 * target.def (printf_pointer_format): Remove.
2268 * targhooks.c (default_printf_pointer_format): Remove.
2269 (linux_printf_pointer_format): Same.
2270 * targhooks.h (default_printf_pointer_format): Remove.
2271 (linux_printf_pointer_format, solaris_printf_pointer_format): Same.
2273 2016-11-29 Uros Bizjak <ubizjak@gmail.com>
2275 * config/i386/sse.md (UNSPEC_MASKOP): Move from i386.md.
2277 (SWI1248_AVX512BWDQ): Ditto.
2278 (SWI1248_AVX512BW): Ditto.
2279 (k<any_logic:code><mode>): Ditto.
2280 (kandn<mode>): Ditto.
2281 (kxnor<mode>): Ditto.
2282 (knot<mode>): Ditto.
2283 (*k<any_lshift:code><mode>): Ditto.
2284 (kortestzhi, kortestchi): Ditto.
2285 (kunpckhi, kunpcksi, kunpckdi): Ditto.
2287 2016-11-29 Andrew Pinski <apinski@cavium.com>
2289 * tree-vrp.c (simplify_stmt_using_ranges): Use boolean_type_node
2292 2016-11-29 Chen Gang <gang.chen.5i5j@gmail.com>
2295 * config/tilegx/tilegx.c (tilegx_function_profiler): Save r10
2296 to stack before call mcount.
2297 (tilegx_can_use_return_insn_p): Clean up code.
2299 2016-11-29 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
2301 * config/avr/avr-mcu.def: (avr_mcu_types): Add flash size info.
2303 2016-11-29 David Malcolm <dmalcolm@redhat.com>
2309 * spellcheck.c (selftest::test_find_closest_string): Verify that
2310 we don't offer the goal string as a suggestion.
2311 * spellcheck.h (best_match::get_best_meaningful_candidate): Don't
2312 offer the goal string as a suggestion.
2315 2016-11-29 Claudiu Zissulescu <claziss@synopsys.com>
2317 * config/arc/arc.c (arc_override_options): Avoid selection of
2318 compact casesi for ARCv2.
2320 2016-11-29 Richard Biener <rguenther@suse.de>
2322 * tree-cfg.c (lower_phi_internal_fn): Do not look for further
2323 PHIs after a regular stmt.
2324 (stmt_starts_bb_p): PHIs not preceeded by a PHI or a label
2327 2016-11-29 Martin Liska <mliska@suse.cz>
2329 PR gcov-profile/78582
2330 * tree-profile.c (gimple_gen_time_profiler): Make one extra BB
2331 to prevent PHI argument clash.
2333 2016-11-29 Claudiu Zissulescu <claziss@synopsys.com>
2335 * config/arc/arc.opt (marclinux): Fix typo.
2336 (marclinux_prof): Likewise.
2338 2016-11-29 Jiong Wang <jiong.wang@arm.com>
2340 * target.def (stack_protect_runtime_enabled_p): New.
2341 * function.c (expand_function_end): Guard stack_protect_epilogue with
2342 targetm.stack_protect_runtime_enabled_p.
2343 * cfgexpand.c (pass_expand::execute): Likewise.
2344 * calls.c (expand_call): Likewise.
2345 * doc/tm.texi.in (TARGET_STACK_PROTECT_RUNTIME_ENABLED_P): Add it.
2346 * doc/tm.texi: Regenerate.
2348 2016-11-29 Richard Biener <rguenther@suse.de>
2351 * match.pd: Add CST1 - (CST2 - A) -> CST3 + A missing case.
2353 2016-11-29 Janus Weil <janus@gcc.gnu.org>
2355 * doc/contrib.texi: Add a few missing gfortran contributors.
2357 2016-11-29 Segher Boessenkool <segher@kernel.crashing.org>
2359 * combine.c (change_zero_ext): Also handle extends from a subreg
2360 to a mode bigger than that of the operand of the subreg.
2362 2016-11-29 Segher Boessenkool <segher@kernel.crashing.org>
2365 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Emit the
2366 stack_restore_tie insn instead of stack_tie, for the SVR4 and
2368 * config/rs6000/rs6000.md (stack_restore_tie): New define_insn.
2370 2016-11-28 Segher Boessenkool <segher@kernel.crashing.org>
2372 * shrink-wrap.c (init_separate_shrink_wrap): Do not clear
2373 head_components and tail_components.
2374 (spread_components): New algorithm.
2375 (emit_common_tails_for_components): Clear head_components and
2377 (insert_prologue_epilogue_for_components): Write extra output to the
2378 dump file for sibcalls and abnormal exits.
2380 2016-11-28 Segher Boessenkool <segher@kernel.crashing.org>
2382 PR rtl-optimization/78342
2383 * combine.c: Include "cfghooks.h".
2384 (try_combine): If we create an unconditional trap, break the basic
2385 block in two just after it, and remove the edge between; also, set
2386 the *new_direct_jump_p flag so that cleanup_cfg is run.
2388 2016-11-28 Segher Boessenkool <segher@kernel.crashing.org>
2390 * simplify-rtx.c (simplify_truncation): Handle truncate of zero_extract
2393 2016-11-28 Uros Bizjak <ubizjak@gmail.com>
2395 * config/i386/i386.md (*and<mode>_1): Merge insn pattern from
2396 *andsi_1 and *andhi_1 using SWI24 mode iterator. Use multi-line
2397 output template string.
2398 (*anddi_1): Use multi-line output template string.
2401 2016-11-28 Jakub Jelinek <jakub@redhat.com>
2404 * rtl.h (remove_reg_equal_equiv_notes): Return bool instead of void.
2405 * rtlanal.c (remove_reg_equal_equiv_notes): Return true if any
2406 note has been removed.
2407 * postreload.c (reload_combine_recognize_pattern): If
2408 remove_reg_equal_equiv_notes returns true, call df_notes_rescan.
2410 2016-11-28 Martin Sebor <msebor@redhat.com>
2413 * gimple-ssa-sprintf.c (target_max_value): Remove.
2414 (target_int_max, target_size_max): Use TYPE_MAX_VALUE.
2415 (get_width_and_precision): New function.
2416 (format_integer, format_floating, get_string_length, format_string):
2417 Correct handling of width and precision with unknown value.
2418 (format_directive): Add warning.
2419 (pass_sprintf_length::compute_format_length): Allow for precision
2420 to consist of a sole period with no asterisk or digits after it.
2422 2016-11-28 Jakub Jelinek <jakub@redhat.com>
2424 PR rtl-optimization/78546
2425 * simplify-rtx.c (neg_const_int): When negating most negative
2426 number in mode wider than HOST_BITS_PER_WIDE_INT, use
2427 simplify_const_unary_operation to produce CONST_DOUBLE or
2429 (simplify_plus_minus): Handle the case where neg_const_int
2430 doesn't return a CONST_INT.
2432 2016-11-28 Markus Trippelsdorf <markus@trippelsdorf.de>
2435 * config/rs6000/rs6000.c (vspltis_constant): Add casts to avoid
2436 left shifting of negative values.
2438 2016-11-28 Jakub Jelinek <jakub@redhat.com>
2441 * tree-nested.c (convert_local_reference_stmt): After adding
2442 shared (FRAME.NN) clause to omp parallel, task or target,
2443 add it also to all outer omp parallel, task or target constructs.
2445 2016-11-28 Uros Bizjak <ubizjak@gmail.com>
2447 * config/i386/i386.md (UNSPEC_KMASKOP): New.
2448 (UNSPEC_KMOV): Remove.
2449 (kmovw): Expand to plain HImode move.
2450 (k<any_logic:code><mode>): Rename from *k<logic><mode>. Use
2451 register_operand predicates. Tag pattern with UNSPEC_KMASKOP.
2452 Remove corresponding clobber-removing splitter.
2453 (*anddi_1): Remove mask register alternatives.
2457 (*<any_or:code><mode>_1): Ditto.
2458 (*<any_or:code>qi_1): Ditto.
2459 (kandn<mode>): Use SWI1248_AVX512BW mode iterator. Remove
2460 general register alternatives. Tag pattern with UNSPEC_KMASKOP.
2461 Remove corresponding splitter to operation with general registers.
2462 (*andn<SWI38:mode>): Rename from *bmi_andn_<mode>.
2463 (*andn<SWI12:mode>): New pattern.
2464 (*kxnor<mode>): Remove general register alternatives. Tag pattern
2465 with UNSPEC_KMASKOP. Remove corresponding splitter to operation
2466 with general registers.
2467 (knot<mode>): New insn pattern.
2468 (*one_cmpl<mode>2_1): Remove mask register alternatives.
2469 (one_cmplqi2_1): Ditto.
2470 (*k<any_lshift:code><mode>): Rename from *k<mshift><mode>3.
2471 Tag pattern with UNSPEC_KMASKOP. Add mode attribute.
2472 * config/i386/predicates.md (mask_reg_operand): Remove predicate.
2473 * config/i386/sse.md (vec_unpacks_hi_hi): Update pattern
2474 to generate kmaskop shift.
2475 (vec_unpacks_hi_<mode>): Ditto.
2476 * config/i386/i386-builtin.def (__builtin_ia32_kandhi):
2477 Use CODE_FOR_kandhi.
2478 (__builtin_ia32_knothi): Use CODE_FOR_knothi.
2479 (__builtin_ia32_korhi): Use CODE_FOR_kiorhi.
2480 (__builtin_ia32_kxorhi): Use CODE_FOR_kxorhi.
2482 2016-11-28 Richard Biener <rguenther@suse.de>
2484 * tree-vrp.c (vrp_visit_assignment_or_call): Handle simplifications
2485 to SSA names via extract_range_from_ssa_name if allowed.
2487 2016-11-28 Richard Biener <rguenther@suse.de>
2489 PR tree-optimization/78542
2490 * tree-ssa-ccp.c (evaluate_stmt): Only valueize simplification
2493 2016-11-28 Paolo Bonzini <bonzini@gnu.org>
2495 * combine.c (simplify_if_then_else): Simplify IF_THEN_ELSE that
2496 isolates a single bit, even if the condition involves subregs.
2498 2016-11-28 Tamar Christina <tamar.christina@arm.com>
2500 * config/aarch64/aarch64-simd-builtins.def
2501 (BSL_P): Added di and v2di mode.
2502 * config/aarch64/arm_neon.h
2503 (vsriq_n_p64, vsri_n_p64): Added poly type.
2504 (vextq_p64, vext_p64): Likewise.
2505 (vceq_p64, vbslq_p64, vbsl_p64): Likewise.
2507 2016-11-28 Tamar Christina <tamar.christina@arm.com>
2509 * config/aarch64/aarch64-builtins.c (TYPES_SETREGP): Added poly type.
2510 (TYPES_GETREGP): Likewise.
2511 (TYPES_SHIFTINSERTP): Likewise.
2512 (TYPES_COMBINEP): Likewise.
2513 (TYPES_STORE1P): Likewise.
2514 * config/aarch64/aarch64-simd-builtins.def
2515 (combine): Added poly generator.
2516 (get_dregoi): Likewise.
2517 (get_dregci): Likewise.
2518 (get_dregxi): Likewise.
2522 * config/aarch64/arm_neon.h
2523 (poly64x1x2_t, poly64x1x3_t): New.
2524 (poly64x1x4_t, poly64x2x2_t): Likewise.
2525 (poly64x2x3_t, poly64x2x4_t): Likewise.
2526 (poly64x1_t): Likewise.
2527 (vcreate_p64, vcombine_p64): Likewise.
2528 (vdup_n_p64, vdupq_n_p64): Likewise.
2529 (vld2_p64, vld2q_p64): Likewise.
2530 (vld3_p64, vld3q_p64): Likewise.
2531 (vld4_p64, vld4q_p64): Likewise.
2532 (vld2_dup_p64, vld3_dup_p64): Likewise.
2533 (vld4_dup_p64, vsli_n_p64): Likewise.
2534 (vsliq_n_p64, vst1_p64): Likewise.
2535 (vst1q_p64, vst2_p64): Likewise.
2536 (vst3_p64, vst4_p64): Likewise.
2537 (__aarch64_vdup_lane_p64, __aarch64_vdup_laneq_p64): Likewise.
2538 (__aarch64_vdupq_lane_p64, __aarch64_vdupq_laneq_p64): Likewise.
2539 (vget_lane_p64, vgetq_lane_p64): Likewise.
2540 (vreinterpret_p8_p64, vreinterpretq_p8_p64): Likewise.
2541 (vreinterpret_p16_p64, vreinterpretq_p16_p64): Likewise.
2542 (vreinterpret_p64_f16, vreinterpret_p64_f64): Likewise.
2543 (vreinterpret_p64_s8, vreinterpret_p64_s16): Likewise.
2544 (vreinterpret_p64_s32, vreinterpret_p64_s64): Likewise.
2545 (vreinterpret_p64_f32, vreinterpret_p64_u8): Likewise.
2546 (vreinterpret_p64_u16, vreinterpret_p64_u32): Likewise.
2547 (vreinterpret_p64_u64, vreinterpret_p64_p8): Likewise.
2548 (vreinterpretq_p64_f64, vreinterpretq_p64_s8): Likewise.
2549 (vreinterpretq_p64_s16, vreinterpretq_p64_s32): Likewise.
2550 (vreinterpretq_p64_s64, vreinterpretq_p64_f16): Likewise.
2551 (vreinterpretq_p64_f32, vreinterpretq_p64_u8): Likewise.
2552 (vreinterpretq_p64_u16, vreinterpretq_p64_u32): Likewise.
2553 (vreinterpretq_p64_u64, vreinterpretq_p64_p8): Likewise.
2554 (vreinterpret_f16_p64, vreinterpretq_f16_p64): Likewise.
2555 (vreinterpret_f32_p64, vreinterpretq_f32_p64): Likewise.
2556 (vreinterpret_f64_p64, vreinterpretq_f64_p64): Likewise.
2557 (vreinterpret_s64_p64, vreinterpretq_s64_p64): Likewise.
2558 (vreinterpret_u64_p64, vreinterpretq_u64_p64): Likewise.
2559 (vreinterpret_s8_p64, vreinterpretq_s8_p64): Likewise.
2560 (vreinterpret_s16_p64, vreinterpret_s32_p64): Likewise.
2561 (vreinterpretq_s32_p64, vreinterpret_u8_p64): Likewise.
2562 (vreinterpret_u16_p64, vreinterpretq_u16_p64): Likewise.
2563 (vreinterpret_u32_p64, vreinterpretq_u32_p64): Likewise.
2564 (vset_lane_p64, vsetq_lane_p64): Likewise.
2565 (vget_low_p64, vget_high_p64): Likewise.
2566 (vcombine_p64, vst2_lane_p64): Likewise.
2567 (vst3_lane_p64, vst4_lane_p64): Likewise.
2568 (vst2q_lane_p64, vst3q_lane_p64): Likewise.
2569 (vst4q_lane_p64, vget_lane_p64): Likewise.
2570 (vget_laneq_p64, vset_lane_p64): Likewise.
2571 (vset_laneq_p64, vcopy_lane_p64): Likewise.
2572 (vcopy_laneq_p64, vdup_n_p64): Likewise.
2573 (vdupq_n_p64, vdup_lane_p64): Likewise.
2574 (vdup_laneq_p64, vld1_p64): Likewise.
2575 (vld1q_p64, vld1_dup_p64): Likewise.
2576 (vld1q_dup_p64, vld1q_dup_p64): Likewise.
2577 (vmov_n_p64, vmovq_n_p64): Likewise.
2578 (vst3q_p64, vst4q_p64): Likewise.
2579 (vld1_lane_p64, vld1q_lane_p64): Likewise.
2580 (vst1_lane_p64, vst1q_lane_p64): Likewise.
2581 (vcopy_laneq_p64, vcopyq_laneq_p64): Likewise.
2582 (vdupq_laneq_p64): Likewise.
2584 2016-11-28 Tamar Christina <tamar.christina@arm.com>
2586 * config/arm/arm_neon.h (vget_lane_p64): New.
2588 2016-11-28 Iain Sandoe <iain@codesourcery.com>
2591 * configure.ac (with_ld64): Use portable method to extract the
2592 major part of the version number.
2593 * configure: Regenerated.
2595 2016-11-28 Jakub Jelinek <jakub@redhat.com>
2597 * gimple-ssa-sprintf.c (build_intmax_type_nodes): Look at
2598 UINTMAX_TYPE rather than SIZE_TYPE. Add gcc_unreachable if
2599 intmax_t couldn't be determined.
2600 (format_integer): Make {,u}intmax_type_node no longer static,
2601 initialize them only when needed. For z and t use
2602 signed_or_unsigned_type_for instead of assuming size_t and
2603 ptrdiff_t have the same precision.
2606 * ipa-icf.h (sem_item_optimizer): Add m_classes_vec member.
2607 * ipa-icf.c (sem_item_optimizer::sem_item_optimizer): Initialize it.
2608 (sem_item_optimizer::~sem_item_optimizer): Traverse m_classes_vec
2609 vector instead of traversing m_classes hash table. Release
2611 (sem_item_optimizer::read_section, sem_item_optimizer::add_class):
2613 (sem_item_optimizer::get_group_by_hash): When inserting a new group,
2614 add it also to m_classes_vec vector.
2615 (sem_item_optimizer::remove_symtab_node,
2616 sem_item_optimizer::build_hash_based_classes,
2617 sem_item_optimizer::parse_nonsingleton_classes): Formatting fixes.
2618 (sem_item_optimizer::subdivide_classes_by_equality,
2619 sem_item_optimizer::subdivide_classes_by_sensitive_refs,
2620 sem_item_optimizer::verify_classes): Traverse m_classes_vec vector
2621 instead of traversing m_classes hash table. Formatting fixes.
2622 (sem_item_optimizer::traverse_congruence_split,
2623 sem_item_optimizer::do_congruence_step_for_index,
2624 sem_item_optimizer::do_congruence_step): Formatting fixes.
2625 (sem_item_optimizer::process_cong_reduction): Traverse m_classes_vec
2626 vector instead of traversing m_classes hash table.
2627 (sem_item_optimizer::dump_cong_classes): Likewise. Formatting fixes.
2628 (sem_item_optimizer::merge_classes): Traverse m_classes_vec vector
2629 instead of traversing m_classes hash table.
2631 2016-11-28 Georg-Johann Lay <avr@gjlay.de>
2633 * config/avr/avr.c (out_movhi_r_mr) [REG_X + PLUS]: Only SBIW if
2634 X is not unused after.
2636 2016-11-28 Bernd Schmidt <bschmidt@redhat.com>
2638 PR rtl-optimization/78120
2639 * rtlanal.c (insn_rtx_cost): Revert previous change.
2641 2016-11-28 Georg-Johann Lay <avr@gjlay.de>
2644 * config/avr/avr.md (SPLIT34): New mode iterator.
2645 (bitop): New code iterator.
2646 (*iorhi3.ashift8-*). New insn-and-split patterns.
2647 (*movhi): Post-reload split reg = 0.
2648 [!MOVW]: Post-reload split reg = reg.
2649 (*mov<mode>) [SI,SF,PSI,SQ,USQ,SA,USA]: Post-reload split reg = reg.
2650 (andhi3, andpsi3, andsi3): Post-reload split reg-reg operations.
2651 (iorhi3, iorpsi3, iorsi3): Same.
2652 (xorhi3, xorpsi3, xorsi3): Same.
2653 * config/avr/avr.c (avr_rtx_costs_1) [IOR && HImode]: Adjust rtx
2654 costs to *iorhi3.ashift8-* patterns.
2656 2016-11-27 Iain Sandoe <iain@codesourcery.com>
2657 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2660 * config.in: Regenerate
2661 * config/darwin-driver.c (darwin_driver_init): Emit a version string
2663 * config/darwin.h(ASM_MMACOSX_VERSION_MIN_SPEC): New, new tests.
2664 * config/darwin.opt(asm_macosx_version_min): New.
2665 * config/i386/darwin.h: Handle ASM_MMACOSX_VERSION_MIN_SPEC.
2666 * configure: Regenerate
2667 * configure.ac: Check for mmacosx-version-min handling.
2669 2016-11-27 Iain Sandoe <iain@codesourcery.com>
2672 * config/i386/i386.c (ix86_code_end): Note that we emitted code
2673 where the function might otherwise appear empty for picbase thunks.
2674 (ix86_output_function_epilogue): If we find a zero-sized function
2675 assume that reaching it is UB and trap. If we find a trailing label
2677 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): If we
2678 find a zero-sized function assume that reaching it is UB and trap.
2679 If we find a trailing label, append a nop.
2681 2016-11-27 Iain Sandoe <iain@codesourcery.com>
2684 * config/darwin-sections.def (picbase_thunk_section): New.
2685 * config/darwin.c (darwin_init_sections): Set up picbase thunk
2686 section. (darwin_rodata_section, darwin_objc2_section,
2687 machopic_select_section, darwin_asm_declare_constant_name,
2688 darwin_emit_weak_or_comdat, darwin_function_section): Don’t use
2689 coalesced with newer linkers.
2690 (darwin_override_options): Decide on usage of coalesed sections
2691 on the basis of the target linker version.
2692 * config/darwin.h (MIN_LD64_NO_COAL_SECTS): New.
2693 * config/darwin.opt (mtarget-linker): New.
2694 * config/i386/i386.c (ix86_code_end): Do not force the thunks into
2695 a coalesced section, instead use a thunks section.
2697 2016-11-27 Iain Sandoe <iain@codesourcery.com>
2700 * configure.ac (with-ld64): New var, set for Darwin, set on
2701 detection of ld64, gcc_cv_ld64_export_dynamic: New, New test.
2702 * config/darwin.h: Use LD64_HAS_DYNAMIC export. DEF_LD64: New, define.
2703 * config/darwin10.h(DEF_LD64): Update for this target version.
2704 * config/darwin12.h(LINK_GCC_C_SEQUENCE_SPEC): Remove rdynamic test.
2705 (DEF_LD64): Update for this target version.
2706 * configure: Regenerated.
2707 * config.in: Regenerated.
2709 2016-11-27 Iain Sandoe <iain@codesourcery.com>
2712 * config/darwin.c (imachopic_indirection_name): Make data
2713 section indirections linker-visible.
2714 * config/darwin.h (ASM_GENERATE_INTERNAL_LABEL): Make local
2715 constant labels linker-visible.
2717 2016-11-26 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
2719 * tree.c (build_common_tree_nodes): Initialize ptrdiff_type_node.
2720 (free_lang_data): Remove assignment to ptrdiff_type_node.
2722 2016-11-25 Jakub Jelinek <jakub@redhat.com>
2724 PR rtl-optimization/78526
2725 * simplify-rtx.c (simplify_immed_subreg): Don't use wi::extract_uhwi
2726 beyond val's precision.
2728 PR rtl-optimization/78527
2729 * combine.c (make_compound_operation_int): Ignore LSHIFTRT with
2730 out of bounds shift count.
2732 2016-11-25 Martin Liska <mliska@suse.cz>
2735 * doc/invoke.texi (-fprofile-use): Fix reference to a section
2736 where -fprofile-generate is documented.
2738 2016-11-25 Martin Liska <mliska@suse.cz>
2740 PR gcov-profile/78086
2741 * coverage.c (build_init_ctor): Don't use priority {cd}tors if
2742 not supported by a target. Set priority to 100 if possible.
2743 (build_gcov_exit_decl): Likewise.
2745 2016-11-25 Richard Biener <rguenther@suse.de>
2748 * ipa-prop.c (compute_complex_assign_jump_func): Properly identify
2749 unary, binary and single RHSs.
2750 * tree.def (BIT_INSERT_EXPR): Adjust tree code name.
2752 2016-11-25 Bin Cheng <bin.cheng@arm.com>
2757 * match.pd ((cond (cmp (convert1? @1) @3) (convert2? @1) @2)): Use
2758 cmp directly, rather than cmp_code. Initialize code to ERROR_MARK
2759 and set it to result code if transformation is valid. Use code EQ
2760 directly in last simplification case.
2762 2016-11-25 Richard Biener <rguenther@suse.de>
2764 * gimple-fold.c (fold_stmt_1): Check may_propagate_copy
2765 before valueizing return stmts.
2767 2016-11-24 Richard Biener <rguenther@suse.de>
2769 PR tree-optimization/78343
2770 * passes.def: Add CD-DCE pass after loop splitting.
2771 * tree-ssa-dce.c (find_obviously_necessary_stmts): Move
2772 SCEV init/finalize ...
2773 (perform_tree_ssa_dce): ... here. Deal with being
2774 executed inside the loop pipeline in aggressive mode.
2776 2016-11-25 Thomas Preud'homme <thomas.preudhomme@arm.com>
2778 * tree-ssa-math-opts.c (struct symbolic_number): Improve comment.
2780 2016-11-25 Thomas Preud'homme <thomas.preudhomme@arm.com>
2782 PR tree-optimization/77673
2783 * tree-ssa-math-opts.c (struct symbolic_number): Add new src field.
2784 (init_symbolic_number): Initialize src field from src parameter.
2785 (perform_symbolic_merge): Select most dominated statement as the
2786 source statement. Set src field of resulting n structure from the
2787 input src with the lowest address.
2788 (find_bswap_or_nop): Rename source_stmt into ins_stmt.
2789 (bswap_replace): Rename src_stmt into ins_stmt. Initially get source
2790 of load from src field rather than insertion statement. Cancel
2791 optimization if statement analyzed is not dominated by the insertion
2793 (pass_optimize_bswap::execute): Rename src_stmt to ins_stmt. Compute
2794 dominance information.
2796 2016-11-25 Eric Botcazou <ebotcazou@adacore.com>
2799 * config/mips/mips.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define.
2801 2016-11-25 Martin Jambor <mjambor@suse.cz>
2803 PR tree-optimization/70965
2804 * passes.def (pass_build_ssa_passes): Add pass_rebuild_cgraph_edges.
2806 2016-11-24 James Greenahlgh <james.greenhalgh@arm.com>
2809 * config/i386/i386.c (i386_excess_precision): Do not return
2810 FLT_EVAL_METHOD_UNPREDICTABLE when "type" is
2811 EXCESS_PRECISION_TYPE_STANDARD.
2812 * target.def (excess_precision): Document that targets should
2813 not return FLT_EVAL_METHOD_UNPREDICTABLE when "type" is
2814 EXCESS_PRECISION_TYPE_STANDARD or EXCESS_PRECISION_TYPE_FAST.
2815 Fix typo in first sentence.
2816 * doc/tm.texi: Regenerate.
2818 2016-11-25 Richard Biener <rguenther@suse.de>
2820 PR tree-optimization/78396
2821 * tree-vectorizer.c (vectorize_loops): When the if-converted
2822 body contains masked loads or stores do not attempt to
2823 basic-block-vectorize it.
2825 2016-11-25 Richard Sandiford <richard.sandiford@arm.com>
2826 Alan Hayward <alan.hayward@arm.com>
2827 David Sherwood <david.sherwood@arm.com>
2829 * function.h (spill_slot_alignment): Declare.
2830 * function.c (spill_slot_alignment): New function.
2831 * lra-spills.c (slot): Add align and size fields.
2832 (assign_mem_slot): Use them in the call to assign_stack_local.
2833 (add_pseudo_to_slot): Update the fields.
2834 (assign_stack_slot_num_and_sort_pseudos): Initialise the fields.
2836 2016-11-25 Richard Sandiford <richard.sandiford@arm.com>
2837 Alan Hayward <alan.hayward@arm.com>
2838 David Sherwood <david.sherwood@arm.com>
2840 * stor-layout.c (layout_type): Allow the caller to set the mode of
2841 a float type. Only choose one here if the mode is still VOIDmode.
2842 * tree.c (build_common_tree_nodes): Set the type mode of decimal
2843 floats before calling layout_type.
2844 * config/rs6000/rs6000.c (rs6000_init_builtins): Likewise.
2846 2016-11-25 Richard Sandiford <richard.sandiford@arm.com>
2848 * tree-tailcall.c (find_tail_calls): Allow calls to reference
2849 local variables if all references are known to be direct.
2851 2016-11-25 Jakub Jelinek <jakub@redhat.com>
2852 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
2855 * tree-vrp.c (extract_range_basic): Check for ptrdiff_type_node to be
2856 non null and it's precision matches precision of lhs's type.
2858 2016-11-24 Martin Sebor <msebor@redhat.com>
2860 PR tree-optimization/78476
2861 * gimple-ssa-sprintf.c (struct pass_sprintf_length::call_info):
2863 (handle_gimple_call): Adjust signature.
2864 (try_substitute_return_value): Remove calls to bounded functions
2865 with zero buffer size whose result is known.
2866 (pass_sprintf_length::execute): Adjust call to handle_gimple_call.
2868 2016-11-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2870 * varasm.c (assemble_start_function): Wrap align_log definition in
2871 ASM_OUTPUT_MAX_SKIP_ALIGN.
2873 2016-11-24 Uros Bizjak <ubizjak@gmail.com>
2875 * config/i386/i386.md (wide AND insn to QImode splitter): Use
2876 explicit mode macros.
2877 (wide OR insn to QImode splitter): Ditto.
2879 2016-11-24 Vladimir Makarov <vmakarov@redhat.com>
2881 PR rtl-optimization/77541
2882 * lra-constraints.c (struct input_reload): Add field match_p.
2883 (get_reload_reg): Check modes of input reloads to generate unique
2884 value reload pseudo.
2885 (match_reload): Add input reload pseudo for the current insn.
2887 2016-11-24 James Greenhalgh <james.greenhalgh@arm.com>
2889 * config/aarch64/aarch64-c.c (aarch64_update_cpp_builtins): Update
2890 __FLT_EVAL_METHOD__ and __FLT_EVAL_METHOD_C99__ when we switch
2891 architecture levels.
2892 * config/aarch64/aarch64.c (aarch64_promoted_type): Only promote
2893 the aarch64_fp16_type_node, not all HFmode types.
2894 (aarch64_libgcc_floating_mode_supported_p): Support HFmode.
2895 (aarch64_scalar_mode_supported_p): Likewise.
2896 (aarch64_excess_precision): New.
2897 (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Define.
2898 (TARGET_SCALAR_MODE_SUPPORTED_P): Likewise.
2899 (TARGET_C_EXCESS_PRECISION): Likewise.
2901 2016-11-24 James Greenhalgh <james.greenhalgh@arm.com>
2903 * config/aarch64/aarch64-c.c (aarch64_scalar_mode_supported_p): New.
2904 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
2906 2016-11-24 James Greenhalgh <james.greenhalgh@arm.com>
2908 * config/aarch64/aarch64.md (<optab>sihf2): Convert to expand.
2909 (<optab>dihf2): Likewise.
2910 (aarch64_fp16_<optab><mode>hf2): New.
2912 2016-11-24 Alexander Monakov <amonakov@ispras.ru>
2915 * config/nvptx/mkoffload.c (main): Allow -fopenmp.
2917 2016-11-24 Eric Botcazou <ebotcazou@adacore.com>
2919 * common/config/sparc/sparc-common.c (sparc_option_optimization_table):
2920 Enable REE at -O2 and higher.
2921 * config/sparc/sparc.c (sparc_option_override): Disable it by default
2924 2016-11-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2928 * tree-ssa-ter.c (temp_expr_table): Add reg_vars_cnt field.
2929 (new_temp_expr_table): Initialise reg_vars_cnt.
2930 (free_temp_expr_table): Release reg_vars_cnt.
2931 (process_replaceable): Add reg_vars_cnt argument, set reg_vars_cnt
2933 (find_replaceable_in_bb): Use the above to record register variable
2934 write occurrences and cancel replacement across them.
2936 2016-11-24 Eric Botcazou <ebotcazou@adacore.com>
2938 PR rtl-optimization/78437
2939 * ree.c (get_uses): New function.
2940 (combine_reaching_defs): When a copy is needed, return false if any
2941 reaching use of the source register reads it in a mode larger than
2942 the mode it is set in and WORD_REGISTER_OPERATIONS is true.
2944 2016-11-24 Martin Liska <mliska@suse.cz>
2946 * gimple-pretty-print.c (dump_edge_probability): New function.
2947 (dump_gimple_switch): Dump label edge probabilities.
2948 (dump_gimple_cond): Likewise.
2949 (dump_gimple_label): Dump
2950 (dump_gimple_bb_header): Dump basic block frequency.
2951 (pp_cfg_jump): Replace e->dest argument with e.
2952 (dump_implicit_edges): Likewise.
2953 * tree-ssa-loop-ivopts.c (get_scaled_computation_cost_at):
2954 Use gimple_bb (at) instead of at->bb.
2956 2016-11-24 Bernd Schmidt <bschmidt@redhat.com>
2958 * common.opt (flimit-function-alignment): New.
2959 * doc/invoke.texi (-flimit-function-alignment): Document.
2960 * emit-rtl.h (struct rtl_data): Add max_insn_address field.
2961 * final.c (shorten_branches): Set it.
2962 * varasm.c (assemble_start_function): Limit alignment if
2965 2016-11-24 Richard Biener <rguenther@suse.de>
2967 PR tree-optimization/71595
2968 * cfgloopmanip.h (remove_path): Add irred_invalidated and
2969 loop_closed_ssa_invalidated parameters, defaulted to NULL.
2970 * cfgloopmanip.c (remove_path): Likewise, pass them along to
2971 called functions. Only fix irred flags if the caller didn't
2973 * tree-ssa-loop-ivcanon.c (unloop_loops): Use add_bb_to_loop.
2974 (unloop_loops): Pass irred_invalidated and loop_closed_ssa_invalidated
2977 2016-11-24 Bernd Schmidt <bschmidt@redhat.com>
2979 PR rtl-optimization/78120
2980 * ifcvt.c (noce_conversion_profitable_p): Check original cost in all
2981 cases, and additionally test against max_seq_cost for speed
2983 (noce_process_if_block): Compute an estimate for the original cost when
2984 optimizing for speed, using the minimum of then and else block costs.
2986 PR rtl-optimization/78120
2987 * rtlanal.c (insn_rtx_cost): Use set_rtx_cost.
2989 PR rtl-optimization/78120
2990 * config/i386/i386.c (ix86_rtx_costs): Fully handle SETs.
2992 2016-11-24 Bin Cheng <bin.cheng@arm.com>
2994 * match.pd: Refine type conversion in result expr for below pattern:
2995 (cond (cmp (convert1? x) c1) (convert2? x) c2) -> (minmax (x c)).
2997 2016-11-24 Eric Botcazou <ebotcazou@adacore.com>
3000 * tree.h (wi::fits_to_boolean_p): New predicate.
3001 (wi::fits_to_tree_p): Use it for boolean types.
3002 * tree.c (int_fits_type_p): Likewise.
3004 2016-11-24 Martin Liska <mliska@suse.cz>
3006 * print-tree.c (struct bucket): Remove.
3007 (print_node): Add new argument which drives whether a tree node
3008 is printed briefly or not.
3009 (debug_tree): Replace a custom hash table with hash_set<T>.
3010 * print-tree.h (print_node): Add the argument.
3012 2016-11-24 Chung-Lin Tang <cltang@codesourcery.com>
3014 * config/nios2/nios2.c (nios2_init_libfuncs): Add ATTRIBUTE_UNUSED.
3016 2016-11-23 Peter Bergner <bergner@vnet.ibm.com>
3019 * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Return MODE
3020 if it is at least NREGS wide.
3022 2016-11-23 Joseph Myers <joseph@codesourcery.com>
3024 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p): For
3025 TARGET_E500_DOUBLE. handle TDmode, TImode and PTImode the same as
3026 TFmode, IFmode and KFmode.
3028 2016-11-23 Joseph Myers <joseph@codesourcery.com>
3030 * config/rs6000/spe.md (*frob_<SPE64:mode>_ti_8): New insn
3033 2016-11-23 Segher Boessenkool <segher@kernel.crashing.org>
3035 * combine.c (change_zero_ext): Only change the mode of a hard register
3036 destination if can_change_dest_mode holds for that.
3038 2016-11-23 Jeff Law <law@redhat.com>
3040 * varasm.c (assemble_name): Increase buffer size for name.
3042 * config/spu/spu.md (floatunsdidf2): Remove unused local variable.
3044 2016-11-23 Jakub Kicinski <jakub.kicinski@netronome.com>
3046 * doc/extend.texi: Constify first argument to __builtin_object_size.
3048 2016-11-23 Bernd Edlinger <bernd.edlinger@hotmail.de>
3050 * opth-gen.awk: Use unsigned shifts for bit masks. Allow all bits
3051 to be used. Add brackets around macro argument.
3053 2016-11-23 Uros Bizjak <ubizjak@gmail.com>
3055 * config/i386/i386.md (*<any_or:code>hi_1): Fix operand 2 constraints.
3057 2016-11-23 Jakub Jelinek <jakub@redhat.com>
3060 * opts.c (parse_sanitizer_options): For -fsanitize=undefined,
3061 restore enabling also SANITIZE_UNREACHABLE and SANITIZE_RETURN.
3063 2016-11-23 Jakub Jelinek <jakub@redhat.com>
3066 * omp-low.c (build_outer_var_ref): Change lastprivate argument
3067 to code, pass it recursively, adjust uses. For OMP_CLAUSE_PRIVATE
3068 on worksharing constructs, treat it like clauses on simd construct.
3070 (lower_rec_input_clauses): For OMP_CLAUSE_PRIVATE_OUTER_REF pass
3071 OMP_CLAUSE_PRIVATE as last argument to build_outer_var_ref.
3072 (lower_lastprivate_clauses): Pass OMP_CLAUSE_LASTPRIVATE instead
3073 of true as last argument to build_outer_var_ref.
3075 2016-11-23 Uros Bizjak <ubizjak@gmail.com>
3077 * config/i386/i386.md (*movqi_internal): Calculate mode
3078 attribute of alternatives 7,8,9 depending on TARGET_AVX512DQ.
3079 <TYPE_MSKMOV>: Emit kmovw for MODE_HI insn mode attribute.
3080 (*k<logic><mode>): Calculate mode attribute depending on
3081 TARGET_AVX512DQ. Emit k<logic>w for MODE_HI insn mode attribute.
3082 (*andqi_1): Calculate mode attribute of alternative 3 depending
3083 on TARGET_AVX512DQ. Emit kandw for MODE_HI insn mode attribute.
3084 (kandn<mode>): Calculate mode attribute of alternative 2 depending
3085 on TARGET_AVX512DQ. Emit kandnw for MODE_HI insn mode attribute.
3086 (kxnor<mode>): Merge insn patterns using SWI1248_AVX512BW mode
3087 iterator. Calculate mode attribute of alternative 1 depending
3088 on TARGET_AVX512DQ. Emit kxnorw for MODE_HI insn mode attribute.
3089 (*one_cmplqi2_1): Calculate mode attribute of alternative 2 depending
3090 on TARGET_AVX512DQ. Emit knotw for MODE_HI insn mode attribute.
3092 2016-11-23 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
3095 * gimple-fold.c (fold_stmt_1): Handle case for GIMPLE_RETURN.
3096 * tree-vrp.c (extract_range_basic): Handle case for
3097 CFN_BUILT_IN_STRLEN.
3099 2016-11-23 Jeff Law <law@redhat.com>
3101 * config/mcore/mcore.c (emit_new_cond_insn): Fix prototype.
3103 * config/iq2000/iq2000.c (iq2000_rtx_costs): Avoid multiplication
3104 in boolean context warning.
3106 * config/ia64/ia64.c (ia64_emit_insn_before): Fix prototype.
3108 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
3111 * config/arm/arm-builtins.c (arm_simd_floatHF_type_node): Rename to...
3112 (arm_fp16_type_node): ...This, make visibile.
3113 (arm_simd_builtin_std_type): Rename arm_simd_floatHF_type_node to
3115 (arm_init_simd_builtin_types): Likewise.
3116 (arm_init_fp16_builtins): Likewise.
3117 * config/arm/arm.c (arm_excess_precision): New.
3118 (arm_floatn_mode): Likewise.
3119 (TARGET_C_EXCESS_PRECISION): Likewise.
3120 (TARGET_FLOATN_MODE): Likewise.
3121 (arm_promoted_type): Only promote arm_fp16_type_node.
3122 * config/arm/arm.h (arm_fp16_type_node): Declare.
3124 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
3126 * config/arm/arm.c (arm_convert_to_type): Delete.
3127 (TARGET_CONVERT_TO_TYPE): Delete.
3128 (arm_init_libfuncs): Enable trunc_optab from DFmode to HFmode.
3129 (arm_libcall_uses_aapcs_base): Add trunc_optab from DF- to HFmode.
3130 * config/arm/arm.h (TARGET_FP16_TO_DOUBLE): New.
3131 * config/arm/arm.md (truncdfhf2): Only convert through SFmode if we
3132 are in fast math mode, and have no single step hardware instruction.
3133 (extendhfdf2): Only expand through SFmode if we don't have a
3134 single-step hardware instruction.
3135 * config/arm/vfp.md (*truncdfhf2): New.
3136 (extendhfdf2): Likewise.
3138 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
3140 * targhooks.c (default_floatn_mode): Enable _Float16 if a target
3143 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
3145 * config/s390/s390.h (TARGET_FLT_EVAL_METHOD): Delete.
3146 * config/m68k/m68k.h (TARGET_FLT_EVAL_METHOD): Delete.
3147 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Delete.
3148 * defaults.h (TARGET_FLT_EVAL_METHOD): Delete.
3149 * doc/tm.texi.in (TARGET_FLT_EVAL_METHOD): Delete.
3150 * doc/tm.texi: Regenerate.
3151 * system.h (TARGET_FLT_EVAL_METHOD): Poison.
3153 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
3155 * toplev.c (init_excess_precision): Delete most logic.
3156 * tree.c (excess_precision_type): Rewrite to use
3157 TARGET_EXCESS_PRECISION.
3158 * doc/invoke.texi (-fexcess-precision): Document behaviour in a
3159 more generic fashion.
3160 * ginclude/float.h: Wrap definition of FLT_EVAL_METHOD in
3161 __STDC_WANT_IEC_60559_TYPES_EXT__.
3163 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
3165 * common.opt (fpermitted-flt-eval-methods): New.
3166 * doc/invoke.texi (-fpermitted-flt-eval-methods): Document it.
3167 * flag_types.h (permitted_flt_eval_methods): New.
3169 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
3171 * config/m68k/m68k.c (m68k_excess_precision): New.
3172 (TARGET_C_EXCESS_PRECISION): Define.
3174 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
3176 * config/s390/s390.c (s390_excess_precision): New.
3177 (TARGET_C_EXCESS_PRECISION): Define.
3179 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
3181 * config/i386/i386.c (ix86_excess_precision): New.
3182 (TARGET_C_EXCESS_PRECISION): Define.
3184 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
3186 * target.def (excess_precision): New hook.
3187 * target.h (flt_eval_method): New.
3188 (excess_precision_type): Likewise.
3189 * targhooks.c (default_excess_precision): New.
3190 * targhooks.h (default_excess_precision): New.
3191 * doc/tm.texi.in (TARGET_C_EXCESS_PRECISION): New.
3192 * doc/tm.texi: Regenerate.
3194 2016-11-23 Martin Sebor <msebor@redhat.com>
3197 * gimple-ssa-sprintf.c (format_string): Correct the maxima and
3198 set the minimum number of bytes for an unknown string to zero.
3200 2016-11-23 Martin Jambor <mjambor@suse.cz>
3201 Martin Liska <mliska@suse.cz>
3203 * hsa-builtins.def: New file.
3204 * Makefile.in (BUILTINS_DEF): Add hsa-builtins.def dependency.
3205 * builtins.def: Include hsa-builtins.def.
3206 (DEF_HSA_BUILTIN): New macro.
3207 * dumpfile.h (OPTGROUP_OPENMP): Define.
3208 * dumpfile.c (optgroup_options): Added OPTGROUP_OPENMP.
3209 * gimple.h (gf_mask): Added elements GF_OMP_FOR_GRID_INTRA_GROUP and
3210 GF_OMP_FOR_GRID_GROUP_ITER.
3211 (gimple_omp_for_grid_phony): Added checking assert.
3212 (gimple_omp_for_set_grid_phony): Likewise.
3213 (gimple_omp_for_grid_intra_group): New function.
3214 (gimple_omp_for_set_grid_intra_group): Likewise.
3215 (gimple_omp_for_grid_group_iter): Likewise.
3216 (gimple_omp_for_set_grid_group_iter): Likewise.
3217 * omp-low.c (check_omp_nesting_restrictions): Allow GRID loop where
3218 previosuly only distribute loop was permitted.
3219 (lower_lastprivate_clauses): Allow non tcc_comparison predicates.
3220 (grid_get_kernel_launch_attributes): Support multiple HSA grid
3222 (grid_expand_omp_for_loop): Likewise and also support standalone
3223 distribute constructs. New parameter INTRA_GROUP, updated both users.
3224 (grid_expand_target_grid_body): Support standalone distribute
3226 (pass_data_expand_omp): Changed optinfo_flags to OPTGROUP_OPENMP.
3227 (pass_data_expand_omp_ssa): Likewise.
3228 (pass_data_omp_device_lower): Likewsie.
3229 (pass_data_lower_omp): Likewise.
3230 (pass_data_diagnose_omp_blocks): Likewise.
3231 (pass_data_oacc_device_lower): Likewise.
3232 (pass_data_omp_target_link): Likewise.
3233 (grid_lastprivate_predicate): New function.
3234 (lower_omp_for_lastprivate): Call grid_lastprivate_predicate for
3236 (lower_omp_for): Support standalone distribute constructs.
3237 (grid_prop): New type.
3238 (grid_safe_assignment_p): Check for assignments to group_sizes, new
3240 (grid_seq_only_contains_local_assignments): New parameter GRID, pass
3242 (grid_find_single_omp_among_assignments_1): Likewise, improve missed
3243 optimization info messages.
3244 (grid_find_single_omp_among_assignments): Likewise.
3245 (grid_find_ungridifiable_statement): Do not bail out for SIMDs.
3246 (grid_parallel_clauses_gridifiable): New function.
3247 (grid_inner_loop_gridifiable_p): Likewise.
3248 (grid_dist_follows_simple_pattern): Likewise.
3249 (grid_gfor_follows_tiling_pattern): Likewise.
3250 (grid_call_permissible_in_distribute_p): Likewise.
3251 (grid_handle_call_in_distribute): Likewise.
3252 (grid_dist_follows_tiling_pattern): Likewise.
3253 (grid_target_follows_gridifiable_pattern): Support standalone
3254 distribute constructs.
3255 (grid_var_segment): New enum.
3256 (grid_mark_variable_segment): New function.
3257 (grid_copy_leading_local_assignments): Call grid_mark_variable_segment
3258 if a new argument says so.
3259 (grid_process_grid_body): New function.
3260 (grid_eliminate_combined_simd_part): Likewise.
3261 (grid_mark_tiling_loops): Likewise.
3262 (grid_mark_tiling_parallels_and_loops): Likewise.
3263 (grid_process_kernel_body_copy): Support standalone distribute
3265 (grid_attempt_target_gridification): New grid variable holding overall
3266 gridification state. Support standalone distribute constructs and
3268 * doc/optinfo.texi (Optimization groups): Document OPTGROUP_OPENMP.
3269 * hsa.h (hsa_bb): Add method method append_phi.
3270 (hsa_insn_br): Renamed to hsa_insn_cbr, renamed all
3271 occurences in all files too.
3272 (hsa_insn_br): New class, now the ancestor of hsa_incn_cbr.
3273 (is_a_helper <hsa_insn_br *>::test): New function.
3274 (is_a_helper <hsa_insn_cbr *>::test): Adjust to only cover conditional
3275 branch instructions.
3276 (hsa_insn_signal): Make a direct descendant of
3277 hsa_insn_basic. Add memorder constructor parameter and
3278 m_memory_order and m_signalop member variables.
3279 (hsa_insn_queue): Changed constructor parameters to common form.
3280 Added m_segment and m_memory_order member variables.
3281 (hsa_summary_t): Add private member function
3282 process_gpu_implementation_attributes.
3283 (hsa_function_summary): Rename m_binded_function to
3285 (hsa_insn_basic_p): Remove typedef.
3286 (hsa_op_with_type): Change hsa_insn_basic_p into plain pointers.
3287 (hsa_op_reg_p): Remove typedef.
3288 (hsa_function_representation): Change hsa_op_reg_p into plain
3290 (hsa_insn_phi): Removed new and delete operators.
3291 (hsa_insn_br): Likewise.
3292 (hsa_insn_cbr): Likewise.
3293 (hsa_insn_sbr): Likewise.
3294 (hsa_insn_cmp): Likewise.
3295 (hsa_insn_mem): Likewise.
3296 (hsa_insn_atomic): Likewise.
3297 (hsa_insn_signal): Likewise.
3298 (hsa_insn_seg): Likewise.
3299 (hsa_insn_call): Likewise.
3300 (hsa_insn_arg_block): Likewise.
3301 (hsa_insn_comment): Likewise.
3302 (hsa_insn_srctype): Likewise.
3303 (hsa_insn_packed): Likewise.
3304 (hsa_insn_cvt): Likewise.
3305 (hsa_insn_alloca): Likewise.
3306 * hsa.c (hsa_destroy_insn): Also handle instances of hsa_insn_br.
3307 (process_gpu_implementation_attributes): New function.
3308 (link_functions): Move some functionality into it. Adjust after
3309 renaming m_binded_functions to m_bound_functions.
3310 (hsa_insn_basic::op_output_p): Add BRIG_OPCODE_DEBUGTRAP
3311 to the list of instructions with no output registers.
3312 (get_in_type): Return this if it is a register of
3314 (hsa_get_declaration_name): Moved to...
3315 * hsa-gen.c (hsa_get_declaration_name): ...here. Allocate
3316 temporary string on an obstack instead from ggc.
3317 (query_hsa_grid): Renamed to query_hsa_grid_dim, reimplemented, cut
3318 down to two overloads.
3319 (hsa_allocp_operand_address): Removed.
3320 (hsa_allocp_operand_immed): Likewise.
3321 (hsa_allocp_operand_reg): Likewise.
3322 (hsa_allocp_operand_code_list): Likewise.
3323 (hsa_allocp_operand_operand_list): Likewise.
3324 (hsa_allocp_inst_basic): Likewise.
3325 (hsa_allocp_inst_phi): Likewise.
3326 (hsa_allocp_inst_mem): Likewise.
3327 (hsa_allocp_inst_atomic): Likewise.
3328 (hsa_allocp_inst_signal): Likewise.
3329 (hsa_allocp_inst_seg): Likewise.
3330 (hsa_allocp_inst_cmp): Likewise.
3331 (hsa_allocp_inst_br): Likewise.
3332 (hsa_allocp_inst_sbr): Likewise.
3333 (hsa_allocp_inst_call): Likewise.
3334 (hsa_allocp_inst_arg_block): Likewise.
3335 (hsa_allocp_inst_comment): Likewise.
3336 (hsa_allocp_inst_queue): Likewise.
3337 (hsa_allocp_inst_srctype): Likewise.
3338 (hsa_allocp_inst_packed): Likewise.
3339 (hsa_allocp_inst_cvt): Likewise.
3340 (hsa_allocp_inst_alloca): Likewise.
3341 (hsa_allocp_bb): Likewise.
3343 (hsa_init_data_for_cfun): Initialize obstack.
3344 (hsa_deinit_data_for_cfun): Release memory of the obstack.
3345 (hsa_op_immed::operator new): Use obstack instead of object_allocator.
3346 (hsa_op_reg::operator new): Likewise.
3347 (hsa_op_address::operator new): Likewise.
3348 (hsa_op_code_list::operator new): Likewise.
3349 (hsa_op_operand_list::operator new): Likewise.
3350 (hsa_insn_basic::operator new): Likewise.
3351 (hsa_insn_phi::operator new): Likewise.
3352 (hsa_insn_br::operator new): Likewise.
3353 (hsa_insn_sbr::operator new): Likewise.
3354 (hsa_insn_cmp::operator new): Likewise.
3355 (hsa_insn_mem::operator new): Likewise.
3356 (hsa_insn_atomic::operator new): Likewise.
3357 (hsa_insn_signal::operator new): Likewise.
3358 (hsa_insn_seg::operator new): Likewise.
3359 (hsa_insn_call::operator new): Likewise.
3360 (hsa_insn_arg_block::operator new): Likewise.
3361 (hsa_insn_comment::operator new): Likewise.
3362 (hsa_insn_srctype::operator new): Likewise.
3363 (hsa_insn_packed::operator new): Likewise.
3364 (hsa_insn_cvt::operator new): Likewise.
3365 (hsa_insn_alloca::operator new): Likewise.
3366 (hsa_init_new_bb): Likewise.
3367 (hsa_bb::append_phi): New function.
3368 (gen_hsa_phi_from_gimple_phi): Use it.
3369 (get_symbol_for_decl): Fix dinstinguishing between
3370 global and local functions. Put local variables into a segment
3371 according to their attribute or static flag, if there is one.
3372 (hsa_insn_br::hsa_insn_br): New.
3373 (hsa_insn_br::operator new): Likewise.
3374 (hsa_insn_cbr::hsa_insn_cbr): Set width via ancestor constructor.
3375 (query_hsa_grid_nodim): New function.
3376 (multiply_grid_dim_characteristics): Likewise.
3377 (gen_get_num_threads): Likewise.
3378 (gen_get_num_teams): Reimplemented.
3379 (gen_get_team_num): Likewise.
3380 (gen_hsa_insns_for_known_library_call): Updated calls to the above
3382 (get_memory_order_name): Removed.
3383 (get_memory_order): Likewise.
3384 (hsa_memorder_from_tree): New function.
3385 (gen_hsa_ternary_atomic_for_builtin): Renamed to
3386 gen_hsa_atomic_for_builtin, can also create signals.
3387 (gen_hsa_insns_for_call): Handle many new builtins. Adjust to use
3388 hsa_memory_order_from_tree and gen_hsa_atomic_for_builtin.
3389 (hsa_insn_atomic): Fix function comment.
3390 (hsa_insn_signal::hsa_insn_signal): Fix comment. Update call to
3391 ancestor constructor and initialization of new member variables.
3392 (hsa_insn_queue::hsa_insn_queue): Added initialization of new
3394 (hsa_get_host_function): Handle functions with no bound CPU
3395 implementation. Fix binded to bound.
3396 (get_brig_function_name): Likewise.
3397 (HSA_SORRY_ATV): Remove semicolon after macro.
3398 (HSA_SORRY_AT): Likewise.
3399 (omp_simple_builtin::generate): Add missing semicolons.
3400 (hsa_insn_phi::operator new): Removed.
3401 (hsa_insn_br::operator new): Likewise.
3402 (hsa_insn_cbr::operator new): Likewise.
3403 (hsa_insn_sbr::operator new): Likewise.
3404 (hsa_insn_cmp::operator new): Likewise.
3405 (hsa_insn_mem::operator new): Likewise.
3406 (hsa_insn_atomic::operator new): Likewise.
3407 (hsa_insn_signal::operator new): Likewise.
3408 (hsa_insn_seg::operator new): Likewise.
3409 (hsa_insn_call::operator new): Likewise.
3410 (hsa_insn_arg_block::operator new): Likewise.
3411 (hsa_insn_comment::operator new): Likewise.
3412 (hsa_insn_srctype::operator new): Likewise.
3413 (hsa_insn_packed::operator new): Likewise.
3414 (hsa_insn_cvt::operator new): Likewise.
3415 (hsa_insn_alloca::operator new): Likewise.
3416 (get_symbol_for_decl): Accept CONST_DECLs, put them to
3418 (gen_hsa_addr): Also process CONST_DECLs.
3419 (gen_hsa_addr_insns): Process CONST_DECLs by creating private
3421 (gen_hsa_unary_operation): Make sure the function does
3422 not use bittype source type for firstbit and lastbit operations.
3423 (gen_hsa_popcount_to_dest): Make sure the function uses a bittype
3425 * hsa-brig.c (emit_insn_operands): Cope with zero operands in an
3427 (emit_branch_insn): Renamed to emit_cond_branch_insn.
3428 Emit the width stored in the class.
3429 (emit_generic_branch_insn): New function.
3430 (emit_insn): Call emit_generic_branch_insn.
3431 (emit_signal_insn): Remove obsolete comment. Update
3432 member variable name, pick a type according to profile.
3433 (emit_alloca_insn): Remove obsolete comment.
3434 (emit_atomic_insn): Likewise.
3435 (emit_queue_insn): Get segment and memory order from the IR object.
3436 (hsa_brig_section): Make allocate_new_chunk, chunks
3437 and cur_chunk provate, add a default NULL parameter to add method.
3438 (hsa_brig_section::add): Added a new parameter, store pointer to
3439 output data there if it is non-NULL.
3440 (emit_function_directives): Use this new parameter instead of
3441 calculating the pointer itself, fix function comment.
3442 (hsa_brig_emit_function): Add forgotten endian conversion.
3443 (hsa_output_kernels): Remove unnecessary building of
3444 kernel_dependencies_vector_type.
3445 (emit_immediate_operand): Declare.
3446 (emit_directive_variable): Also emit initializers of CONST_DECLs.
3447 (gen_hsa_insn_for_internal_fn_call): Also handle IFN_RSQRT.
3448 (verify_function_arguments): Properly detect variadic
3450 * hsa-dump.c (hsa_width_specifier_name): New function.
3451 (dump_hsa_insn_1): Dump generic branch instructions, update signal
3452 member variable name. Special dumping for queue objects.
3453 * ipa-hsa.c (process_hsa_functions): Adjust after renaming
3454 m_binded_functions to m_bound_functions. Copy externally visible flag
3456 (ipa_hsa_write_summary): Likewise.
3457 (ipa_hsa_read_section): Likewise.
3459 2016-11-23 Richard Biener <rguenther@suse.de>
3461 PR tree-optimization/78396
3462 * tree-vectorizer.c (vectorize_loops): If an innermost loop didn't
3463 vectorize try vectorizing an if-converted body using BB vectorization.
3465 2016-11-23 Richard Sandiford <richard.sandiford@arm.com>
3466 Alan Hayward <alan.hayward@arm.com>
3467 David Sherwood <david.sherwood@arm.com>
3469 * rtlanal.c (subreg_get_info): Use more local variables.
3470 Remark that for HARD_REGNO_NREGS_HAS_PADDING, each scalar unit
3471 occupies at least one register. Assume that full hard registers
3472 have consistent endianness. Share previously-duplicated if block.
3473 Rework the main handling so that it operates on independently-
3474 addressable YMODE-sized blocks. Use subreg_size_lowpart_offset
3475 to check lowpart offsets, without trying to find an equivalent
3476 integer mode first. Handle WORDS_BIG_ENDIAN != REG_WORDS_BIG_ENDIAN
3477 as a final register-endianness correction.
3479 2016-11-23 Segher Boessenkool <segher@kernel.crashing.org>
3485 * combine.c (make_compound_operation_int): Do not convert a subreg of
3486 a non-constant logical shift right to a zero_extract. Handle the case
3487 where some zero bits have been shifted into the range covered by that
3490 2016-11-23 Richard Sandiford <richard.sandiford@arm.com>
3491 Alan Hayward <alan.hayward@arm.com>
3492 David Sherwood <david.sherwood@arm.com>
3494 * rtl.h (subreg_size_offset_from_lsb): Declare.
3495 (subreg_offset_from_lsb): New function.
3496 (subreg_size_lowpart_offset): Declare.
3497 (subreg_lowpart_offset): Turn into an inline function.
3498 (subreg_size_highpart_offset): Declare.
3499 (subreg_highpart_offset): Turn into an inline function.
3500 * emit-rtl.c (subreg_size_lowpart_offset): New function.
3501 (subreg_size_highpart_offset): Likewise
3502 * rtlanal.c (subreg_size_offset_from_lsb): Likewise.
3504 2016-11-23 Richard Biener <rguenther@suse.de>
3506 PR tree-optimization/78482
3507 * tree-cfgcleanup.c: Include tree-ssa-loop-niter.h.
3508 (remove_forwarder_block_with_phi): When merging with a loop
3509 header creates a new latch reset number of iteration information
3512 2016-11-23 Eric Botcazou <ebotcazou@adacore.com>
3514 * config/sparc/sparc.md (*ashrsi3_extend): Rename to...
3515 (*ashrsi3_extend0): ...this. Accept constant integers.
3516 (*ashrsi3_extend2): Rename to...
3517 (*ashrsi3_extend1): ...this.
3518 (*ashrsi3_extend2): New pattern.
3519 (*lshrsi3_extend1): Accept constant integers.
3520 (*lshrsi3_extend2): Fix condition on operand 2.
3522 2016-11-23 Martin Liska <mliska@suse.cz>
3524 * config/i386/i386.c: Initialize function pointer to NULL.
3526 2016-11-23 Bin Cheng <bin.cheng@arm.com>
3528 * fold-const.c (fold_cond_expr_with_comparison): Move simplification
3529 for A == C1 ? A : C2 to below.
3530 * match.pd: Move from above to here:
3531 (cond (eq (convert1? x) c1) (convert2? x) c2)
3532 -> (cond (eq x c1) c1 c2).
3534 2016-11-23 Bin Cheng <bin.cheng@arm.com>
3536 * fold-const.c (fold_cond_expr_with_comparison): Move simplification
3537 for A cmp C1 ? A : C2 to below, also simplify remaining code.
3538 * match.pd: Move and extend simplification from above to here:
3539 (cond (cmp (convert1? x) c1) (convert2? x) c2) -> (minmax (x c)).
3540 * tree-if-conv.c (ifcvt_follow_ssa_use_edges): New func.
3541 (predicate_scalar_phi): Call fold_stmt using the new valueize func.
3543 2016-11-23 Martin Liska <mliska@suse.cz>
3544 Martin Jambor <mjambor@suse.cz>
3546 * doc/install.texi: Remove entry about --with-hsa-kmt-lib.
3548 2016-11-23 Aldy Hernandez <aldyh@redhat.com>
3551 * opts.c (finish_options): Set -fsyntax-only if running self tests.
3553 2016-11-23 Richard Biener <rguenther@suse.de>
3556 * match.pd ((~X & Y) -> X < Y, (X & ~Y) -> Y < X,
3557 (~X | Y) -> X <= Y, (X | ~Y) -> Y <= X): Remove.
3559 2016-11-23 Richard Biener <rguenther@suse.de>
3562 * tree.c (gimple_canonical_types_compatible_p): Ignore zero-sized
3565 2016-11-23 Richard Biener <rguenther@suse.de>
3566 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.rog>
3568 PR tree-optimization/78154
3569 * tree-vrp.c (gimple_stmt_nonzero_warnv_p): Return true if function
3570 returns it's argument and the argument is nonnull.
3571 * builtin-attrs.def: Define ATTR_RETURNS_NONNULL,
3572 ATT_RETNONNULL_NOTHROW_LEAF.
3573 * builtins.def (BUILT_IN_MEMPCPY): Change attribute to
3574 ATTR_RETNONNULL_NOTHROW_LEAF.
3575 (BUILT_IN_STPCPY): Likewise.
3576 (BUILT_IN_STPNCPY): Likewise.
3577 (BUILT_IN_MEMPCPY_CHK): Likewise.
3578 (BUILT_IN_STPCPY_CHK): Likewise.
3579 (BUILT_IN_STPNCPY_CHK): Likewise.
3580 (BUILT_IN_STRCAT): Change attribute to ATTR_RET1_NOTHROW_NONNULL_LEAF.
3581 (BUILT_IN_STRNCAT): Likewise.
3582 (BUILT_IN_STRNCPY): Likewise.
3583 (BUILT_IN_MEMSET_CHK): Likewise.
3584 (BUILT_IN_STRCAT_CHK): Likewise.
3585 (BUILT_IN_STRCPY_CHK): Likewise.
3586 (BUILT_IN_STRNCAT_CHK): Likewise.
3587 (BUILT_IN_STRNCPY_CHK): Likewise.
3589 2016-11-23 Naveen H.S <Naveen.Hurugalawadi@caviumnetworks.com>
3591 * fold-const.c (tree_expr_nonzero_p) : Make non-static.
3592 * fold-const.h (tree_expr_nonzero_p) : Declare.
3593 * match.pd (cmp (mult:c @0 @1) (mult:c @2 @1) : New Pattern.
3595 2016-11-23 Paolo Bonzini <bonzini@gnu.org>
3597 * system.h (HAVE_DESIGNATED_INITIALIZERS,
3598 HAVE_DESIGNATED_UNION_INITIALIZERS): Do not use
3599 "defined" in macros.
3600 * doc/cpp.texi (Defined): Mention -Wexpansion-to-defined.
3601 * doc/cppopts.texi (Invocation): Document -Wexpansion-to-defined.
3602 * doc/invoke.texi (Warning Options): Document -Wexpansion-to-defined.
3604 2016-11-23 Georg-Johann Lay <avr@gjlay.de>
3607 * config/avr/constraints.md (Csp): Widen range to [-11..6].
3608 * config/avr/avr.c (avr_prologue_setup_frame): Limit number
3609 of RCALLs in prologue to 3.
3611 2016-11-22 Michael Collison <michael.collison@arm.com>
3613 * config/aarch64/aarch64-protos.h
3614 (aarch64_and_split_imm1, aarch64_and_split_imm2)
3615 (aarch64_and_bitmask_imm): New prototypes
3616 * config/aarch64/aarch64.c (aarch64_and_split_imm1):
3617 New overloaded function to create bit mask covering the
3618 lowest to highest bits set.
3619 (aarch64_and_split_imm2): New overloaded functions to create bit
3620 mask of zeros between first and last bit set.
3621 (aarch64_and_bitmask_imm): New function to determine if a integer
3622 is a valid two instruction "and" operation.
3623 * config/aarch64/aarch64.md:(and<mode>3): New define_insn and _split
3624 allowing wider range of constants with "and" operations.
3625 * (ior<mode>3, xor<mode>3): Use new LOGICAL2 iterator to prevent
3626 "and" operator from matching restricted constant range used for
3627 ior and xor operators.
3628 * config/aarch64/constraints.md (UsO constraint): New SImode constraint
3629 for constants in "and" operantions.
3630 (UsP constraint): New DImode constraint for constants
3631 in "and" operations.
3632 * config/aarch64/iterators.md (lconst2): New mode iterator.
3633 (LOGICAL2): New code iterator.
3634 * config/aarch64/predicates.md (aarch64_logical_and_immediate): New
3636 (aarch64_logical_and_operand): New predicate allowing extended
3637 constants for "and" operations.
3639 2016-11-22 Walter Lee <walt@tilera.com>
3641 * config/tilegx/tilegx.md (trap): New pattern.
3642 * config/tilepro/tilepro.md (trap): Likewise.
3644 2016-11-22 Walter Lee <walt@tilera.com>
3646 * config/tilegx/tilegx.md (*zero_extract): Use
3647 define_insn_and_split instead of define_insn; Handle pos + size >
3649 (*sign_extract): Likewise.
3651 2016-11-22 Marek Polacek <polacek@redhat.com>
3653 PR tree-optimization/78455
3654 * tree-ssa-uninit.c (can_chain_union_be_invalidated_p): Fix typo.
3656 2016-11-22 Ian Lance Taylor <iant@golang.org>
3660 * godump.c (go_format_type): Always pass alignment as 1 when
3661 calling go_append_padding at end of struct/union.
3663 2016-11-22 Jakub Jelinek <jakub@redhat.com>
3666 * config/i386/avx512bwintrin.h (_mm512_setzero_qi,
3667 _mm512_setzero_hi): Removed.
3668 (_mm512_maskz_mov_epi16, _mm512_maskz_loadu_epi16,
3669 _mm512_maskz_mov_epi8, _mm512_maskz_loadu_epi8,
3670 _mm512_maskz_broadcastb_epi8, _mm512_maskz_set1_epi8,
3671 _mm512_maskz_broadcastw_epi16, _mm512_maskz_set1_epi16,
3672 _mm512_mulhrs_epi16, _mm512_maskz_mulhrs_epi16, _mm512_mulhi_epi16,
3673 _mm512_maskz_mulhi_epi16, _mm512_mulhi_epu16,
3674 _mm512_maskz_mulhi_epu16, _mm512_maskz_mullo_epi16,
3675 _mm512_cvtepi8_epi16, _mm512_maskz_cvtepi8_epi16, _mm512_cvtepu8_epi16,
3676 _mm512_maskz_cvtepu8_epi16, _mm512_permutexvar_epi16,
3677 _mm512_maskz_permutexvar_epi16, _mm512_avg_epu8, _mm512_maskz_avg_epu8,
3678 _mm512_maskz_add_epi8, _mm512_maskz_sub_epi8, _mm512_avg_epu16,
3679 _mm512_maskz_avg_epu16, _mm512_subs_epi8, _mm512_maskz_subs_epi8,
3680 _mm512_subs_epu8, _mm512_maskz_subs_epu8, _mm512_adds_epi8,
3681 _mm512_maskz_adds_epi8, _mm512_adds_epu8, _mm512_maskz_adds_epu8,
3682 _mm512_maskz_sub_epi16, _mm512_subs_epi16, _mm512_maskz_subs_epi16,
3683 _mm512_subs_epu16, _mm512_maskz_subs_epu16, _mm512_maskz_add_epi16,
3684 _mm512_adds_epi16, _mm512_maskz_adds_epi16, _mm512_adds_epu16,
3685 _mm512_maskz_adds_epu16, _mm512_srl_epi16, _mm512_maskz_srl_epi16,
3686 _mm512_packs_epi16, _mm512_sll_epi16, _mm512_maskz_sll_epi16,
3687 _mm512_maddubs_epi16, _mm512_maskz_maddubs_epi16, _mm512_unpackhi_epi8,
3688 _mm512_maskz_unpackhi_epi8, _mm512_unpackhi_epi16,
3689 _mm512_maskz_unpackhi_epi16, _mm512_unpacklo_epi8,
3690 _mm512_maskz_unpacklo_epi8, _mm512_unpacklo_epi16,
3691 _mm512_maskz_unpacklo_epi16, _mm512_shuffle_epi8,
3692 _mm512_maskz_shuffle_epi8, _mm512_min_epu16, _mm512_maskz_min_epu16,
3693 _mm512_min_epi16, _mm512_maskz_min_epi16, _mm512_max_epu8,
3694 _mm512_maskz_max_epu8, _mm512_max_epi8, _mm512_maskz_max_epi8,
3695 _mm512_min_epu8, _mm512_maskz_min_epu8, _mm512_min_epi8,
3696 _mm512_maskz_min_epi8, _mm512_max_epi16, _mm512_maskz_max_epi16,
3697 _mm512_max_epu16, _mm512_maskz_max_epu16, _mm512_sra_epi16,
3698 _mm512_maskz_sra_epi16, _mm512_srav_epi16, _mm512_maskz_srav_epi16,
3699 _mm512_srlv_epi16, _mm512_maskz_srlv_epi16, _mm512_sllv_epi16,
3700 _mm512_maskz_sllv_epi16, _mm512_maskz_packs_epi16, _mm512_packus_epi16,
3701 _mm512_maskz_packus_epi16, _mm512_abs_epi8, _mm512_maskz_abs_epi8,
3702 _mm512_abs_epi16, _mm512_maskz_abs_epi16, _mm512_dbsad_epu8,
3703 _mm512_maskz_dbsad_epu8, _mm512_srli_epi16, _mm512_maskz_srli_epi16,
3704 _mm512_slli_epi16, _mm512_maskz_slli_epi16, _mm512_shufflehi_epi16,
3705 _mm512_maskz_shufflehi_epi16, _mm512_shufflelo_epi16,
3706 _mm512_maskz_shufflelo_epi16, _mm512_srai_epi16,
3707 _mm512_maskz_srai_epi16, _mm512_packs_epi32,
3708 _mm512_maskz_packs_epi32, _mm512_packus_epi32,
3709 _mm512_maskz_packus_epi32): Use _mm512_setzero_si512 instead of
3710 _mm512_setzero_qi or _mm512_setzero_hi.
3711 (_mm512_maskz_alignr_epi8, _mm512_dbsad_epu8,
3712 _mm512_maskz_dbsad_epu8): Formatting fixes.
3713 (_mm512_srli_epi16, _mm512_maskz_srli_epi16, _mm512_slli_epi16,
3714 _mm512_maskz_slli_epi16, _mm512_shufflehi_epi16,
3715 _mm512_maskz_shufflehi_epi16, _mm512_shufflelo_epi16,
3716 _mm512_maskz_shufflelo_epi16, _mm512_srai_epi16,
3717 _mm512_maskz_srai_epi16): Use _mm512_setzero_si512 instead of
3718 _mm512_setzero_qi or _mm512_setzero_hi.
3720 2016-11-22 Nathan Sidwell <nathan@acm.org>
3722 * gcc-ar.c (main): Fix indentation.
3723 * gcov-io.c (gcov_write_summary): Remove extraneous {...}
3724 * ggc-page.c (move_ptes_to_front): Fix formatting.
3725 * hsa-dump.c (dump_has_cfun): Fix indentation.
3726 * sel-sched-ir.h: Remove trailing blank lines.
3728 2016-11-22 Jakub Jelinek <jakub@redhat.com>
3729 Alexander Monakov <amonakov@ispras.ru>
3731 * internal-fn.c (expand_GOMP_USE_SIMT): New function.
3732 * tree.c (omp_clause_num_ops): OMP_CLAUSE__SIMT_ has 0 operands.
3733 (omp_clause_code_name): Add _simt_ name.
3734 (walk_tree_1): Handle OMP_CLAUSE__SIMT_.
3735 * tree-core.h (enum omp_clause_code): Add OMP_CLAUSE__SIMT_.
3736 * omp-low.c (scan_sharing_clauses): Handle OMP_CLAUSE__SIMT_.
3737 (scan_omp_simd): New function.
3738 (scan_omp_1_stmt): Use it in target regions if needed.
3739 (omp_max_vf): Don't max with omp_max_simt_vf.
3740 (lower_rec_simd_input_clauses): Use omp_max_simt_vf if
3741 OMP_CLAUSE__SIMT_ is present.
3742 (lower_rec_input_clauses): Compute maybe_simt from presence of
3744 (lower_lastprivate_clauses): Likewise.
3745 (expand_omp_simd): Likewise. Remove explicit offloaded region check.
3746 (execute_omp_device_lower): Lower IFN_GOMP_USE_SIMT.
3747 * internal-fn.def (GOMP_USE_SIMT): New internal function.
3748 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__SIMT_.
3750 2016-11-22 Alexander Monakov <amonakov@ispras.ru>
3752 * internal-fn.c (expand_GOMP_SIMT_LANE): New.
3753 (expand_GOMP_SIMT_VF): New.
3754 (expand_GOMP_SIMT_LAST_LANE): New.
3755 (expand_GOMP_SIMT_ORDERED_PRED): New.
3756 (expand_GOMP_SIMT_VOTE_ANY): New.
3757 (expand_GOMP_SIMT_XCHG_BFLY): New.
3758 (expand_GOMP_SIMT_XCHG_IDX): New.
3759 * internal-fn.def (GOMP_SIMT_LANE): New.
3760 (GOMP_SIMT_VF): New.
3761 (GOMP_SIMT_LAST_LANE): New.
3762 (GOMP_SIMT_ORDERED_PRED): New.
3763 (GOMP_SIMT_VOTE_ANY): New.
3764 (GOMP_SIMT_XCHG_BFLY): New.
3765 (GOMP_SIMT_XCHG_IDX): New.
3766 * omp-low.c (omp_maybe_offloaded_ctx): New, outlined from...
3767 (create_omp_child_function): ...here. Set "omp target entrypoint"
3768 or "omp declare target" attribute based on is_gimple_omp_offloaded.
3769 (omp_max_simt_vf): New. Use it...
3770 (omp_max_vf): ...here.
3771 (lower_rec_input_clauses): Add reduction lowering for SIMT execution.
3772 (lower_lastprivate_clauses): Likewise, for "lastprivate" lowering.
3773 (lower_omp_ordered): Likewise, for "ordered" lowering.
3774 (expand_omp_simd): Add SIMT transforms.
3775 (pass_data_lower_omp): Add PROP_gimple_lomp_dev.
3776 (execute_omp_device_lower): New.
3777 (pass_data_omp_device_lower): New.
3778 (pass_omp_device_lower): New pass.
3779 (make_pass_omp_device_lower): New.
3780 * passes.def (pass_omp_device_lower): Position new pass.
3781 * tree-pass.h (PROP_gimple_lomp_dev): Define.
3782 (make_pass_omp_device_lower): Declare.
3784 2016-11-22 Jakub Jelinek <jakub@redhat.com>
3787 * config/i386/avx512vlintrin.h (_mm_setzero_di): Removed.
3788 (_mm_maskz_mov_epi64): Use _mm_setzero_si128 instead of
3790 (_mm_maskz_load_epi64): Likewise.
3791 (_mm_setzero_hi): Removed.
3792 (_mm_maskz_loadu_epi64): Use _mm_setzero_si128 instead of
3794 (_mm_abs_epi64, _mm_maskz_abs_epi64, _mm_maskz_srl_epi64,
3795 _mm_maskz_unpackhi_epi64, _mm_maskz_unpacklo_epi64,
3796 _mm_maskz_compress_epi64, _mm_srav_epi64, _mm_maskz_srav_epi64,
3797 _mm_maskz_sllv_epi64, _mm_maskz_srlv_epi64, _mm_rolv_epi64,
3798 _mm_maskz_rolv_epi64, _mm_rorv_epi64, _mm_maskz_rorv_epi64,
3799 _mm_min_epi64, _mm_max_epi64, _mm_max_epu64, _mm_min_epu64,
3800 _mm_lzcnt_epi64, _mm_maskz_lzcnt_epi64, _mm_conflict_epi64,
3801 _mm_maskz_conflict_epi64, _mm_sra_epi64, _mm_maskz_sra_epi64,
3802 _mm_maskz_sll_epi64, _mm_rol_epi64, _mm_maskz_rol_epi64,
3803 _mm_ror_epi64, _mm_maskz_ror_epi64, _mm_alignr_epi64,
3804 _mm_maskz_alignr_epi64, _mm_srai_epi64, _mm_maskz_slli_epi64):
3806 (_mm_cvtepi32_epi8, _mm256_cvtepi32_epi8, _mm_cvtsepi32_epi8,
3807 _mm256_cvtsepi32_epi8, _mm_cvtusepi32_epi8, _mm256_cvtusepi32_epi8,
3808 _mm_cvtepi32_epi16, _mm256_cvtepi32_epi16, _mm_cvtsepi32_epi16,
3809 _mm256_cvtsepi32_epi16, _mm_cvtusepi32_epi16, _mm256_cvtusepi32_epi16,
3810 _mm_cvtepi64_epi8, _mm256_cvtepi64_epi8, _mm_cvtsepi64_epi8,
3811 _mm256_cvtsepi64_epi8, _mm_cvtusepi64_epi8, _mm256_cvtusepi64_epi8,
3812 _mm_cvtepi64_epi16, _mm256_cvtepi64_epi16, _mm_cvtsepi64_epi16,
3813 _mm256_cvtsepi64_epi16, _mm_cvtusepi64_epi16, _mm256_cvtusepi64_epi16,
3814 _mm_cvtepi64_epi32, _mm256_cvtepi64_epi32, _mm_cvtsepi64_epi32,
3815 _mm256_cvtsepi64_epi32, _mm_cvtusepi64_epi32, _mm256_cvtusepi64_epi32,
3816 _mm_maskz_set1_epi32, _mm_maskz_set1_epi64): Formatting fixes.
3817 (_mm_maskz_cvtps_ph, _mm256_maskz_cvtps_ph): Use _mm_setzero_si128
3818 instead of _mm_setzero_hi.
3819 (_mm256_permutex_pd, _mm256_maskz_permutex_epi64, _mm256_insertf32x4,
3820 _mm256_maskz_insertf32x4, _mm256_inserti32x4, _mm256_maskz_inserti32x4,
3821 _mm256_extractf32x4_ps, _mm256_maskz_extractf32x4_ps,
3822 _mm256_shuffle_i32x4, _mm256_maskz_shuffle_i32x4, _mm256_shuffle_f64x2,
3823 _mm256_maskz_shuffle_f64x2, _mm256_shuffle_f32x4,
3824 _mm256_maskz_shuffle_f32x4, _mm256_maskz_shuffle_pd,
3825 _mm_maskz_shuffle_pd, _mm256_maskz_shuffle_ps, _mm_maskz_shuffle_ps,
3826 _mm256_maskz_srli_epi32, _mm_maskz_srli_epi32, _mm_maskz_srli_epi64,
3827 _mm256_mask_slli_epi32, _mm256_maskz_slli_epi32, _mm256_mask_slli_epi64,
3828 _mm256_maskz_slli_epi64, _mm256_roundscale_ps,
3829 _mm256_maskz_roundscale_ps, _mm256_roundscale_pd,
3830 _mm256_maskz_roundscale_pd, _mm_roundscale_ps, _mm_maskz_roundscale_ps,
3831 _mm_roundscale_pd, _mm_maskz_roundscale_pd, _mm256_getmant_ps,
3832 _mm256_maskz_getmant_ps, _mm_getmant_ps, _mm_maskz_getmant_ps,
3833 _mm256_getmant_pd, _mm256_maskz_getmant_pd, _mm_getmant_pd,
3834 _mm_maskz_getmant_pd, _mm256_maskz_shuffle_epi32,
3835 _mm_maskz_shuffle_epi32, _mm256_rol_epi32, _mm256_maskz_rol_epi32,
3836 _mm_rol_epi32, _mm_maskz_rol_epi32, _mm256_ror_epi32,
3837 _mm256_maskz_ror_epi32, _mm_ror_epi32, _mm_maskz_ror_epi32,
3838 _mm_maskz_alignr_epi32, _mm_maskz_alignr_epi64,
3839 _mm256_maskz_srai_epi32, _mm_maskz_srai_epi32, _mm_srai_epi64,
3840 _mm_maskz_srai_epi64, _mm256_maskz_permutex_pd,
3841 _mm256_maskz_permute_pd, _mm256_maskz_permute_ps, _mm_maskz_permute_pd,
3842 _mm_maskz_permute_ps, _mm256_permutexvar_ps): Formatting fixes.
3843 (_mm_maskz_slli_epi64, _mm_rol_epi64, _mm_maskz_rol_epi64,
3844 _mm_ror_epi64, _mm_maskz_ror_epi64): Use _mm_setzero_si128 instead of
3846 (_mm_maskz_cvtps_ph, _mm256_maskz_cvtps_ph): Use _mm_setzero_si128
3847 instead of _mm_setzero_hi.
3848 * config/i386/avx512dqintrin.h (_mm512_broadcast_f64x2,
3849 _mm512_broadcast_i64x2, _mm512_broadcast_f32x2, _mm512_broadcast_i32x2,
3850 _mm512_broadcast_f32x8, _mm512_broadcast_i32x8): Formatting fixes.
3851 (_mm512_extracti64x2_epi64, _mm512_maskz_extracti64x2_epi64): Use
3852 _mm_setzero_si128 instead of _mm_setzero_di.
3853 (_mm512_cvtt_roundpd_epi64, _mm512_mask_cvtt_roundpd_epi64,
3854 _mm512_maskz_cvtt_roundpd_epi64, _mm512_cvtt_roundpd_epu64,
3855 _mm512_mask_cvtt_roundpd_epu64, _mm512_maskz_cvtt_roundpd_epu64,
3856 _mm512_cvtt_roundps_epi64, _mm512_mask_cvtt_roundps_epi64,
3857 _mm512_maskz_cvtt_roundps_epi64, _mm512_cvtt_roundps_epu64,
3858 _mm512_mask_cvtt_roundps_epu64, _mm512_maskz_cvtt_roundps_epu64,
3859 _mm512_cvt_roundpd_epi64, _mm512_mask_cvt_roundpd_epi64,
3860 _mm512_maskz_cvt_roundpd_epi64, _mm512_cvt_roundpd_epu64,
3861 _mm512_mask_cvt_roundpd_epu64, _mm512_maskz_cvt_roundpd_epu64,
3862 _mm512_cvt_roundps_epi64, _mm512_mask_cvt_roundps_epi64,
3863 _mm512_maskz_cvt_roundps_epi64, _mm512_cvt_roundps_epu64,
3864 _mm512_mask_cvt_roundps_epu64, _mm512_maskz_cvt_roundps_epu64,
3865 _mm512_cvt_roundepi64_ps, _mm512_mask_cvt_roundepi64_ps,
3866 _mm512_maskz_cvt_roundepi64_ps, _mm512_cvt_roundepu64_ps,
3867 _mm512_mask_cvt_roundepu64_ps, _mm512_maskz_cvt_roundepu64_ps,
3868 _mm512_cvt_roundepi64_pd, _mm512_mask_cvt_roundepi64_pd,
3869 _mm512_maskz_cvt_roundepi64_pd, _mm512_cvt_roundepu64_pd,
3870 _mm512_mask_cvt_roundepu64_pd, _mm512_maskz_cvt_roundepu64_pd,
3871 _mm512_reduce_pd, _mm512_maskz_reduce_pd, _mm512_reduce_ps,
3872 _mm512_maskz_reduce_ps, _mm512_extractf32x8_ps,
3873 _mm512_maskz_extractf32x8_ps, _mm512_extractf64x2_pd,
3874 _mm512_maskz_extractf64x2_pd, _mm512_extracti32x8_epi32,
3875 _mm512_maskz_extracti32x8_epi32, _mm512_range_pd,
3876 _mm512_maskz_range_pd, _mm512_range_ps, _mm512_maskz_range_ps,
3877 _mm512_range_round_pd, _mm512_maskz_range_round_pd,
3878 _mm512_range_round_ps, _mm512_maskz_range_round_ps,
3879 _mm512_maskz_insertf64x2, _mm512_insertf32x8,
3880 _mm512_maskz_insertf32x8): Formatting fixes.
3881 (_mm512_extracti64x2_epi64, _mm512_maskz_extracti64x2_epi64): Use
3882 _mm_setzero_si128 instead of _mm_setzero_di.
3883 * config/i386/avx512vldqintrin.h (_mm_cvttpd_epi64,
3884 _mm_cvttpd_epu64, _mm_cvtpd_epi64, _mm_cvtpd_epu64,
3885 _mm_cvttps_epi64, _mm_maskz_cvttps_epi64, _mm_cvttps_epu64,
3886 _mm_maskz_cvttps_epu64, _mm_maskz_mullo_epi64, _mm_cvtps_epi64,
3887 _mm_maskz_cvtps_epi64, _mm_cvtps_epu64, _mm_maskz_cvtps_epu64,
3888 _mm256_extracti64x2_epi64, _mm256_maskz_extracti64x2_epi64): Use
3889 _mm_setzero_si128 instead of _mm_setzero_di.
3890 (_mm256_extracti64x2_epi64, _mm256_maskz_extracti64x2_epi64):
3892 * config/i386/avx512vlbwintrin.h (_mm_maskz_mov_epi8,
3893 _mm_maskz_loadu_epi16, _mm_maskz_mov_epi16, _mm_maskz_loadu_epi8,
3894 _mm_permutexvar_epi16, _mm_maskz_maddubs_epi16): Use
3895 _mm_setzero_si128 instead of _mm_setzero_hi.
3896 (_mm_maskz_min_epu16, _mm_maskz_max_epu8, _mm_maskz_max_epi8,
3897 _mm_maskz_min_epu8, _mm_maskz_min_epi8, _mm_maskz_max_epi16,
3898 _mm_maskz_max_epu16, _mm_maskz_min_epi16): Use _mm_setzero_si128
3899 instead of _mm_setzero_di.
3900 (_mm_dbsad_epu8, _mm_maskz_shufflehi_epi16,
3901 _mm_maskz_shufflelo_epi16): Use _mm_setzero_si128 instead of
3903 (_mm_maskz_shufflehi_epi16, _mm_maskz_shufflelo_epi16,
3904 _mm_maskz_slli_epi16): Use _mm_setzero_si128 instead of
3906 (_mm_maskz_alignr_epi8): Use _mm_setzero_si128 instead of
3908 (_mm_maskz_mulhi_epi16, _mm_maskz_mulhi_epu16, _mm_maskz_mulhrs_epi16,
3909 _mm_maskz_mullo_epi16, _mm_srav_epi16, _mm_srlv_epi16,
3910 _mm_sllv_epi16): Use _mm_setzero_si128 instead of _mm_setzero_hi.
3912 2016-11-22 Carl Love <cel@us.ibm.com>
3914 * config/rs6000/rs6000-c.c: Add built-in support for vector compare
3915 equal and vector compare not equal. The vector compares take two
3916 arguments of type vector bool char, vector bool short, vector bool int,
3917 vector bool long long with the same return type.
3918 * doc/extend.texi: Update built-in documentation file for the new
3921 2016-11-22 Uros Bizjak <ubizjak@gmail.com>
3923 * Makefile.in ($(lang_checks_parallelized)): Fix detection
3926 2016-11-22 Thomas Preud'homme <thomas.preudhomme@arm.com>
3928 * config.gcc: Allow new rmprofile value for configure option
3929 --with-multilib-list.
3930 * config/arm/t-rmprofile: New file.
3931 * doc/install.texi (--with-multilib-list): Document new rmprofile value
3934 2016-11-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3937 * config/arm/vfp.md (*movdi_vfp_cortexa8): Use 'q' constraints for the
3938 register operand in alternatives 4,5,6.
3940 2016-11-22 Thomas Preud'homme <thomas.preudhomme@arm.com>
3943 * config/arm/arm.c (thumb1_compute_save_reg_mask): Mark frame pointer
3944 in save register mask if it is needed.
3946 2016-11-22 Jakub Jelinek <jakub@redhat.com>
3948 PR tree-optimization/78436
3949 * gimple-ssa-store-merging.c (zero_char_buf): Removed.
3950 (shift_bytes_in_array, shift_bytes_in_array_right,
3951 merged_store_group::apply_stores): Formatting fixes.
3952 (clear_bit_region): Likewise. Use memset.
3953 (encode_tree_to_bitpos): Formatting fixes. Fix comment typos - EPXR
3954 instead of EXPR and inerted instead of inserted. Use memset instead
3955 of zero_char_buf. For !BYTES_BIG_ENDIAN decrease byte_size by 1
3959 * expmed.c (expand_divmod): Use wide_int for computation of
3960 op1_is_pow2. Don't set it if op1 is 0. Formatting fixes.
3961 Use size <= HOST_BITS_PER_WIDE_INT instead of
3962 HOST_BITS_PER_WIDE_INT >= size.
3964 PR tree-optimization/78445
3965 * tree-if-conv.c (tree_if_conversion): If any_pred_load_store or
3966 any_complicated_phi, version loop even if flag_tree_loop_if_convert
3967 is 1. Formatting fix.
3969 2016-11-22 Martin Liska <mliska@suse.cz>
3972 * ipa-icf.c (void sem_item::set_hash): Update m_hash_set.
3973 (sem_function::get_hash): Use the new field.
3974 (sem_function::parse): Remove an argument from ctor.
3975 (sem_variable::parse): Likewise.
3976 (sem_variable::get_hash): Use the new field.
3977 (sem_item_optimizer::read_section): Use new ctor and set hash.
3978 * ipa-icf.h: _hash is removed from sem_item::sem_item,
3979 sem_variable::sem_variable, sem_function::sem_function.
3981 2016-11-21 Jeff Law <law@redhat.com>
3984 * config/cris/cris.md: Don't call copy_to_mode_reg unless
3985 can_create_pseudo_p is true.
3987 2016-11-21 Segher Boessenkool <segher@kernel.crashing.org>
3990 * config/rs6000/rs6000.md (*rotlsi3_insert_5, *rotldi3_insert_6,
3991 *rotldi3_insert_7): New define_insns.
3993 2016-11-21 Michael Meissner <meissner@linux.vnet.ibm.com>
3995 * config/rs6000/rs6000.md (movdi_internal32): Change constraints
3996 so that DImode can be allocated to FP/vector registers in more
3997 cases, and we can avoid direct move operations. If the register
3998 needs reloading, prefer GPRs over FP/vector registers. In the
3999 case of FPR vs. Altivec registers, prefer FPR registers unless we
4000 have the ISA 3.0 reg+offset scalar instructions.
4001 (movdi_internal64): Likewise.
4003 2016-11-21 Jakub Jelinek <jakub@redhat.com>
4006 * omp-simd-clone.c (simd_clone_adjust_argument_types): Use NULL prefix
4007 for tmp simd array if DECL_NAME (parm) is NULL.
4009 2016-11-20 Jeff Law <law@redhat.com>
4012 * config/m68k/predicates.md (swap_peephole_relational_operator): New
4014 * config/m68k/m68k.md (relational tests against 65535/65536): New
4017 2016-11-21 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4019 * tree-ssa-loop-prefetch.c: Delete FIXME after the includes.
4021 2016-11-21 Martin Sebor <msebor@redhat.com>
4023 * doc/invoke.texi (-fprintf-return-value): Document that option
4024 is enabled by default.
4026 2016-11-21 Georg-Johann Lay <avr@gjlay.de>
4028 * config/avr/avr-c.c (avr_register_target_pragmas): Use C++
4029 for-loop declaration of loop variable.
4030 (avr_register_target_pragmas, avr_cpu_cpp_builtins): Same.
4031 * config/avr/avr.c (avr_popcount_each_byte)
4032 (avr_init_expanders, avr_regs_to_save, sequent_regs_live)
4033 (get_sequence_length, avr_prologue_setup_frame, avr_map_metric)
4034 (avr_expand_epilogue, avr_function_arg_advance)
4035 (avr_out_compare, avr_out_plus_1, avr_out_bitop, avr_out_fract)
4036 (avr_rotate_bytes, _reg_unused_after, avr_assemble_integer)
4037 (avr_adjust_reg_alloc_order, output_reload_in_const)
4038 (avr_conditional_register_usage, avr_find_unused_d_reg)
4039 (avr_map_decompose, avr_fold_builtin): Same.
4041 2016-11-21 Georg-Johann Lay <avr@gjlay.de>
4043 * config/avr/avr.c (avr_popcount): Remove static function.
4044 (avr_popcount_each_byte, avr_out_bitop): Use popcount_hwi instead.
4046 2016-11-21 Richard Earnshaw <rearnsha@arm.com>
4048 * arm.opt (mapcs-float): Delete option.
4049 * arm.c (arm_option_override): Remove hunk relating to
4051 * doc/invoke.texi (arm options): Remove documentation for -mapcs-float.
4053 2016-11-21 Richard Sandiford <richard.sandiford@arm.com>
4055 * tree-tailcall.c (process_assignment): Simplify the check for
4056 a valid copy, allowing the source to be a local variable as
4057 well as an SSA name.
4058 (find_tail_calls): Allow copies between local variables to follow
4059 the call. Allow the result to be stored in any local variable,
4060 even if it's an aggregate.
4061 (eliminate_tail_call): Check whether the result is an SSA name
4062 before updating its SSA_NAME_DEF_STMT.
4064 2016-11-21 David Malcolm <dmalcolm@redhat.com>
4066 PR preprocessor/78324
4067 * input.c (get_substring_ranges_for_loc): Fail gracefully if
4068 -ftrack-macro-expansion has a value other than 2.
4070 2016-11-21 Segher Boessenkool <segher@kernel.crashing.org>
4072 PR rtl-optimization/78400
4073 * shrink-wrap.c (try_shrink_wrapping_separate): Call
4074 df_update_entry_exit_and_calls instead of df_update_entry_block_defs
4075 and df_update_exit_block_uses.
4077 2016-11-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
4080 * doc/invoke.texi (-Wno-builtin-declaration-mismatch): Document the
4081 new default-enabled warning..
4082 * builtin-types.def (BT_CONST_TM_PTR): New primitive type.
4083 (BT_PTR_CONST_STRING): Updated.
4084 (BT_FN_SIZE_STRING_SIZE_CONST_STRING_CONST_PTR): Removed.
4085 (BT_FN_SIZE_STRING_SIZE_CONST_STRING_CONST_TM_PTR): New function type.
4086 * builtins.def (DEF_TM_BUILTIN): Disable BOTH_P for TM builtins.
4087 (strftime): Update builtin function.
4088 * tree-core.h (TI_CONST_TM_PTR_TYPE): New enum value.
4089 * tree.h (const_tm_ptr_type_node): New type node.
4090 * tree.c (free_lang_data, build_common_tree_nodes): Initialize
4091 const_tm_ptr_type_node.
4093 2016-11-21 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4095 PR tree-optimization/78413
4096 * tree-if-conv.c (versionable_outer_loop_p): Require that both
4097 inner and outer loop latches have single predecessors.
4099 2016-11-21 Georg-Johann Lay <avr@gjlay.de>
4102 * config/avr/avr.c (avr_decl_maybe_lds_p): New static function.
4103 (avr_encode_section_info) [TARGET_ABSDATA && AVR_TINY]: Use it.
4105 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4107 * rtl.h: Adjust prototype.
4108 * rtlanal.c (dead_or_set_p): Change argument type to rtx_insn *.
4109 (dead_or_set_regno_p): Likewise.
4111 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4113 * rtl.h: Adjust prototype.
4114 * rtlanal.c (add_int_reg_note): Change argument type to rtx_insn *.
4116 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4118 * function.c (contains): Change argument type to rtx_insn *.
4119 (prologue_contains): Likewise.
4120 (epilogue_contains): Likewise.
4121 (prologue_epilogue_contains): Likewise.
4122 * function.h: Adjust prototype.
4124 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4126 * optabs.c (emit_libcall_block): Change argument type to
4128 * optabs.h: Adjust prototype.
4130 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4132 * cfgrtl.c (delete_insn): Change argument type to rtx_insn *.
4133 (fixup_reorder_chain): Adjust.
4134 * cfgrtl.h: Adjust prototype.
4136 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4138 * rtl.h: Adjust prototype.
4139 * rtlanal.c (replace_label_in_insn): Change argument type to
4142 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4144 * config/v850/v850.c (expand_prologue): Adjust.
4145 (expand_epilogue): Likewise.
4146 * expr.c (init_expr_target): Likewise.
4147 * genrecog.c (print_subroutine): Always make the argument type
4149 * recog.h: Adjust prototype.
4151 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4153 * config/aarch64/aarch64.c (aarch64_emit_unlikely_jump): split
4154 up variables to make some rtx_insn *.
4155 * config/alpha/alpha.c (emit_unlikely_jump): Likewise.
4156 * config/arc/arc.c: Likewise.
4157 * config/arm/arm.c: Likewise.
4158 * config/mn10300/mn10300.c (mn10300_legitimize_pic_address): Likewise.
4159 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue):
4161 * config/spu/spu.c (spu_emit_branch_hint): Likewise.
4163 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4165 * config/arm/arm.c (legitimize_pic_address): Change to use
4166 rtx_insn * as the type of variables.
4167 (arm_pic_static_addr): Likewise.
4168 (arm_emit_movpair): Likewise.
4169 * config/c6x/c6x.c (reorg_split_calls): Likewise.
4170 * config/darwin.c (machopic_legitimize_pic_address): Likewise.
4171 * config/frv/frv.c (frv_optimize_membar_local): Likewise.
4172 * config/frv/frv.md: Likewise.
4173 * config/i386/i386-protos.h: Likewise.
4174 * config/i386/i386.c (ix86_expand_split_stack_prologue): Likewise.
4175 (ix86_split_fp_branch): Likewise.
4176 (predict_jump): Likewise.
4177 * config/ia64/ia64.c: Likewise.
4178 * config/mcore/mcore.c: Likewise.
4179 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Likewise.
4180 * config/s390/s390.c: Likewise.
4181 * config/s390/s390.md: Likewise.
4182 * config/spu/spu.md: Likewise.
4183 * config/tilegx/tilegx.c (tilegx_legitimize_tls_address): Likewise.
4184 * lower-subreg.c (resolve_simple_move): Likewise.
4186 2016-11-20 Jeff Law <law@redhat.com>
4189 * reload.h (struct target_reload): Make x_double_reg_address_ok
4191 * reload.c (find_reloads_address): Check if double_reg_address_ok
4192 is true for the mode of the memory reference.
4193 * reload1.c (init_reload): Initialize double_reg_address_ok for
4196 2016-11-20 Aldy Hernandez <aldyh@redhat.com>
4199 * tree-ssa-uninit.c: Define new global max_phi_args.
4200 (compute_uninit_opnds_pos): Use max_phi_args.
4201 (prune_uninit_phi_opnds): Same.
4202 (use_pred_not_overlap_with_undef_path_pred): Remove reference to
4203 missing NUM_PREDS in function comment.
4204 (can_one_predicate_be_invalidated_p): New.
4205 (can_chain_union_be_invalidated_p): New.
4206 (flatten_out_predicate_chains): New.
4207 (uninit_ops_invalidate_phi_use): New.
4208 (is_use_properly_guarded): Call uninit_ops_invalidate_phi_use.
4210 2016-11-20 Marc Glisse <marc.glisse@inria.fr>
4212 * fold-const.c (fold_comparison): Ignore EXACT_DIV_EXPR.
4213 * match.pd (A /[ex] B CMP C): New simplifications.
4215 2016-11-20 Marc Glisse <marc.glisse@inria.fr>
4217 * match.pd (0 / X, X / X, X % X): New simplifications.
4219 2016-11-19 Jakub Jelinek <jakub@redhat.com>
4221 * config/i386/i386.c (ix86_can_inline_p): Use || instead of &
4222 when checking if callee's isa flags are subset of caller's isa flags.
4223 Fix comment wording.
4225 * config/i386/i386.c (ix86_valid_target_attribute_tree): Don't
4226 clear opts->x_ix86_isa_flags, clear opts->x_ix86_isa_flags2
4227 instead and using = 0 instead of &= 0.
4229 * config/i386/i386.c (def_builtin, def_builtin2, def_builtin_const2,
4230 ix86_add_new_builtins): Formatting fixes.
4231 (ix86_expand_builtin): Use || instead of && for isa vs. isa2.
4232 (ix86_get_builtin): Likewise.
4234 * config/i386/i386.c (ix86_expand_builtin): Remove msk_mov variable,
4235 don't initialize it, don't use it for the case where it isn't
4236 provable %{z} nor using the same argument, instead move merge
4237 argument into a new pseudo and use that as target. Formatting fixes.
4239 2016-11-19 Jeff Law <law@redhat.com>
4242 * config/m68k/m68k.md (bsetdreg): New pattern.
4243 (bchgdreg, bclrdreg): Likewise.
4245 2016-11-19 Kaz Kojima <kkojima@gcc.gnu.org>
4248 * config/sh/sh-mem.cc (sh_expand_cmpnstr): Use copy_to_mode_reg
4249 instead of force_reg.
4250 (sh_expand_setmem): Likewise.
4252 2016-11-19 Krister Walfridsson <krister.walfridsson@gmail.com>
4254 * config.gcc (*-*-netbsd): Set use_gcc_stdint=wrap.
4256 2016-11-18 Walter Lee <walt@tilera.com>
4258 * config/tilegx/tilegx.c (tilegx_gen_bundles): Preserve
4259 end-of-bundle marker for consecutive barriers.
4261 2016-11-18 Walter Lee <walt@tilera.com>
4263 * config/tilegx/tilegx.md (clzsi2): Fix for big-endian.
4265 2016-11-18 Jakub Jelinek <jakub@redhat.com>
4268 * multiple_target.c (get_attr_len): Start with argnum and increment
4269 argnum on every arg. Use strchr in a loop instead of counting commas
4271 (get_attr_str): Increment argnum for every comma in the string.
4272 (separate_attrs): Use for instead of while loop, simplify.
4273 (expand_target_clones): Rename defenition argument to definition.
4274 Free attrs and attr_str even when diagnosing errors. Temporarily
4275 change input_location around targetm.target_option.valid_attribute_p
4276 calls. Don't emit warning or errors if that function fails.
4278 * dwarf2out.c (size_of_discr_list): Fix typo in function comment.
4281 * dwarf2out.c (abbrev_opt_base_type_end): New variable.
4282 (die_abbrev_cmp): Sort dies with die_abbrev smaller than
4283 abbrev_opt_base_type_end only by increasing die_abbrev, before
4285 (optimize_abbrev_table): Don't change abbrev numbers of
4286 base types and CU or optimize implicit consts in them if
4287 calc_base_type_die_sizes has been called during build_abbrev_table.
4288 (calc_base_type_die_sizes): If abbrev_opt_start, set
4289 abbrev_opt_base_type_end to one plus largest base type's die_abbrev.
4291 2016-11-18 Jeff Law <law@redhat.com>
4294 * config/m68k/m68k.c (moveq feeding equality comparison): New
4296 * config/m68k/predicates.md (addq_subq_operand): New predicate.
4297 (equality_comparison_operator): Likewise.
4299 2016-11-18 Richard Sandiford <richard.sandiford@arm.com>
4301 * rtlanal.c (load_extend_op): Move to...
4302 * rtl.h: ...here and make inline.
4304 2016-11-18 Terry Guo <terry.guo@arm.com>
4305 Thomas Preud'homme <thomas.preudhomme@arm.com>
4307 * common/config/arm/arm-common.c (arm_target_thumb_only): New function.
4308 * config/arm/arm-opts.h: Include arm-flags.h.
4309 (struct arm_arch_core_flag): Define.
4310 (arm_arch_core_flags): Define.
4311 * config/arm/arm-protos.h: Include arm-flags.h
4312 (FL_NONE, FL_ANY, FL_CO_PROC, FL_ARCH3M, FL_MODE26, FL_MODE32,
4313 FL_ARCH4, FL_ARCH5, FL_THUMB, FL_LDSCHED, FL_STRONG, FL_ARCH5E,
4314 FL_XSCALE, FL_ARCH6, FL_VFPV2, FL_WBUF, FL_ARCH6K, FL_THUMB2, FL_NOTM,
4315 FL_THUMB_DIV, FL_VFPV3, FL_NEON, FL_ARCH7EM, FL_ARCH7, FL_ARM_DIV,
4316 FL_ARCH8, FL_CRC32, FL_SMALLMUL, FL_NO_VOLATILE_CE, FL_IWMMXT,
4317 FL_IWMMXT2, FL_ARCH6KZ, FL2_ARCH8_1, FL2_ARCH8_2, FL2_FP16INST,
4318 FL_TUNE, FL_FOR_ARCH2, FL_FOR_ARCH3, FL_FOR_ARCH3M, FL_FOR_ARCH4,
4319 FL_FOR_ARCH4T, FL_FOR_ARCH5, FL_FOR_ARCH5T, FL_FOR_ARCH5E,
4320 FL_FOR_ARCH5TE, FL_FOR_ARCH5TEJ, FL_FOR_ARCH6, FL_FOR_ARCH6J,
4321 FL_FOR_ARCH6K, FL_FOR_ARCH6Z, FL_FOR_ARCH6ZK, FL_FOR_ARCH6KZ,
4322 FL_FOR_ARCH6T2, FL_FOR_ARCH6M, FL_FOR_ARCH7, FL_FOR_ARCH7A,
4323 FL_FOR_ARCH7VE, FL_FOR_ARCH7R, FL_FOR_ARCH7M, FL_FOR_ARCH7EM,
4324 FL_FOR_ARCH8A, FL2_FOR_ARCH8_1A, FL2_FOR_ARCH8_2A, FL_FOR_ARCH8M_BASE,
4325 FL_FOR_ARCH8M_MAIN, arm_feature_set, ARM_FSET_MAKE,
4326 ARM_FSET_MAKE_CPU1, ARM_FSET_MAKE_CPU2, ARM_FSET_CPU1, ARM_FSET_CPU2,
4327 ARM_FSET_EMPTY, ARM_FSET_ANY, ARM_FSET_HAS_CPU1, ARM_FSET_HAS_CPU2,
4328 ARM_FSET_HAS_CPU, ARM_FSET_ADD_CPU1, ARM_FSET_ADD_CPU2,
4329 ARM_FSET_DEL_CPU1, ARM_FSET_DEL_CPU2, ARM_FSET_UNION, ARM_FSET_INTER,
4330 ARM_FSET_XOR, ARM_FSET_EXCLUDE, ARM_FSET_IS_EMPTY,
4331 ARM_FSET_CPU_SUBSET): Move to ...
4332 * config/arm/arm-flags.h: This new file.
4333 * config/arm/arm.h (TARGET_MODE_SPEC_FUNCTIONS): Define.
4334 (EXTRA_SPEC_FUNCTIONS): Add TARGET_MODE_SPEC_FUNCTIONS to its value.
4335 (TARGET_MODE_SPECS): Define.
4336 (DRIVER_SELF_SPECS): Add TARGET_MODE_SPECS to its value.
4338 2016-11-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
4340 * config/arm/arm-protos.h (FL_NONE, FL_ANY, FL_CO_PROC, FL_ARCH3M,
4341 FL_MODE26, FL_MODE32, FL_ARCH4, FL_ARCH5, FL_THUMB, FL_LDSCHED,
4342 FL_STRONG, FL_ARCH5E, FL_XSCALE, FL_ARCH6, FL_VFPV2, FL_WBUF,
4343 FL_ARCH6K, FL_THUMB2, FL_NOTM, FL_THUMB_DIV, FL_VFPV3, FL_NEON,
4344 FL_ARCH7EM, FL_ARCH7, FL_ARM_DIV, FL_ARCH8, FL_CRC32, FL_SMALLMUL,
4345 FL_NO_VOLATILE_CE, FL_IWMMXT, FL_IWMMXT2, FL_ARCH6KZ, FL2_ARCH8_1,
4346 FL2_ARCH8_2, FL2_FP16INST): Reindent comment, add final dot when
4347 missing and make value unsigned.
4348 (arm_feature_set): Use unsigned entries instead of unsigned long.
4350 2016-11-18 Dominik Vogt <vogt@linux.vnet.ibm.com>
4352 Re-apply after PR bootstrap/77359 is fixed:
4353 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
4355 * explow.c (get_dynamic_stack_size): Take known alignment of stack
4356 pointer + STACK_DYNAMIC_OFFSET into account when calculating the
4359 2016-11-18 Dominik Vogt <vogt@linux.vnet.ibm.com>
4362 * config/rs6000/rs6000.c (rs6000_stack_info): Properly align local
4363 variables in functions calling alloca. Also update the ASCII
4365 * config/rs6000/rs6000.h (STARTING_FRAME_OFFSET)
4366 (STACK_DYNAMIC_OFFSET): Likewise.
4367 * config/rs6000/aix.h (STARTING_FRAME_OFFSET)
4368 (STACK_DYNAMIC_OFFSET): Copy AIX specific versions of the rs6000.h
4371 2016-11-18 Richard Sandiford <richard.sandiford@arm.com>
4372 Alan Hayward <alan.hayward@arm.com>
4373 David Sherwood <david.sherwood@arm.com>
4375 * combine.c (try_combine): Use rtx_mode_t instead of std::make_pair.
4376 * dwarf2out.c (mem_loc_descriptor, loc_descriptor): Likewise.
4377 (add_const_value_attribute): Likewise.
4378 * explow.c (plus_constant): Likewise.
4379 * expmed.c (expand_mult, make_tree): Likewise.
4380 * expr.c (convert_modes): Likewise.
4381 * loop-doloop.c (doloop_optimize): Likewise.
4382 * postreload.c (reload_cse_simplify_set): Likewise.
4383 * simplify-rtx.c (simplify_const_unary_operation): Likewise
4384 (simplify_binary_operation_1, simplify_const_binary_operation):
4386 (simplify_const_relational_operation, simplify_immed_subreg): Likewise.
4387 * wide-int.h: Update documentation to recommend rtx_mode_t
4388 instead of std::make_pair.
4390 2016-11-18 Richard Sandiford <richard.sandiford@arm.com>
4391 Alan Hayward <alan.hayward@arm.com>
4392 David Sherwood <david.sherwood@arm.com>
4394 * tree.h (SET_DECL_MODE): New macro.
4395 * cfgexpand.c (avoid_deep_ter_for_debug): Use SET_DECL_MODE.
4396 (expand_gimple_basic_block): Likewise.
4397 * function.c (split_complex_args): Likeise.
4398 * ipa-prop.c (ipa_modify_call_arguments): Likewise.
4399 * omp-simd-clone.c (ipa_simd_modify_stmt_ops): Likewise.
4400 * stor-layout.c (layout_decl, relayout_decl): Likewise.
4401 (finish_bitfield_representative): Likewise.
4402 * tree.c (make_node_stat): Likewise.
4403 * tree-inline.c (remap_ssa_name): Likewise.
4404 (tree_function_versioning): Likewise.
4405 * tree-into-ssa.c (rewrite_debug_stmt_uses): Likewise.
4406 * tree-sra.c (sra_ipa_reset_debug_stmts): Likewise.
4407 * tree-ssa-ccp.c (optimize_atomic_bit_test_and): Likewise.
4408 * tree-ssa-loop-ivopts.c (remove_unused_ivs): Likewise.
4409 * tree-ssa.c (insert_debug_temp_for_var_def): Likewise.
4410 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Likewise.
4411 * varasm.c (make_debug_expr_from_rtl): Likewise.
4413 2016-11-18 Segher Boessenkool <segher@kernel.crashing.org>
4415 PR rtl-optimization/71785
4416 * bb-reorder.c (maybe_duplicate_computed_goto): New function.
4417 (duplicate_computed_gotos): New function.
4418 (pass_duplicate_computed_gotos::execute): Rewrite.
4420 2016-11-17 Jeff Law <law@redhat.com>
4423 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a scheduling
4424 barrier prior to deallocating the stack.
4426 2016-11-17 Andrew Burgess <andrew.burgess@embecosm.com>
4428 * config/arc/arc.md (cmem bit/sign-extend peephole2): New peephole
4429 to make better use of cmem loads in the case where a single bit is
4431 * config/arc/predicates.md (ge_lt_comparison_operator): New predicate.
4433 2016-11-17 Andrew Senkevich <andrew.senkevich@intel.com>
4435 * config/i386/i386.c (processor_features): Add F_AVX5124VNNIW,
4437 (isa_names_table): Handle new features.
4439 2016-11-17 Kirill Yukhin <kirill.yukhin@gmail.com>
4440 Andrew Senkevich <andrew.senkevich@intel.com>
4442 * common/config/i386/i386-common.c (OPTION_MASK_ISA_AVX5124FMAPS_SET,
4443 OPTION_MASK_ISA_AVX5124FMAPS_UNSET, OPTION_MASK_ISA_AVX5124VNNIW_SET,
4444 OPTION_MASK_ISA_AVX5124VNNIW_UNSET): New.
4445 (ix86_handle_option): Handle OPT_mavx5124fmaps, OPT_mavx5124vnniw.
4446 * config.gcc: Add avx5124fmapsintrin.h, avx5124vnniwintrin.h.
4447 * config/i386/avx5124fmapsintrin.h: New file.
4448 * config/i386/avx5124vnniwintrin.h: Ditto.
4449 * config/i386/constraints.md (h): New constraint.
4450 * config/i386/cpuid.h (bit_AVX5124VNNIW, bit_AVX5124FMAPS): New.
4451 * config/i386/driver-i386.c (host_detect_local_cpu):
4452 Detect avx5124fmaps, avx5124vnniw.
4453 * config/i386/i386-builtin-types.def: Add types
4454 V16SF_FTYPE_V16SF_V16SF_V16SF_V16SF_V16SF_PCV4SF_V16SF_UHI,
4455 V16SF_FTYPE_V16SF_V16SF_V16SF_V16SF_V16SF_PCV4SF,
4456 V4SF_FTYPE_V4SF_V4SF_V4SF_V4SF_V4SF_PCV4SF,
4457 V4SF_FTYPE_V4SF_V4SF_V4SF_V4SF_V4SF_PCV4SF_V4SF_UQI,
4458 V16SI_FTYPE_V16SI_V16SI_V16SI_V16SI_V16SI_PCV4SI,
4459 V16SI_FTYPE_V16SI_V16SI_V16SI_V16SI_V16SI_PCV4SI_V16SI_UHI.
4460 * config/i386/i386-builtin.def (__builtin_ia32_4fmaddps_mask,
4461 __builtin_ia32_4fmaddps, __builtin_ia32_4fmaddss,
4462 __builtin_ia32_4fmaddss_mask, __builtin_ia32_4fnmaddps_mask,
4463 __builtin_ia32_4fnmaddps, __builtin_ia32_4fnmaddss,
4464 __builtin_ia32_4fnmaddss_mask, __builtin_ia32_vp4dpwssd,
4465 __builtin_ia32_vp4dpwssd_mask, __builtin_ia32_vp4dpwssds,
4466 __builtin_ia32_vp4dpwssds_mask): New.
4467 * config/i386/i386-c.c (ix86_target_macros_internal):
4468 Define __AVX5124FMAPS__, __AVX5124VNNIW__.
4469 * config/i386/i386-modes.def: Fixed comment typos, added new
4470 modes (VECTOR_MODES (FLOAT, 256), VECTOR_MODE (INT, SI, 64)).
4471 * config/i386/i386.c (ix86_target_string): Add -mavx5124fmaps,
4473 (PTA_AVX5124FMAPS, PTA_AVX5124VNNIW): Define.
4474 (ix86_option_override_internal): Handle new options.
4475 (ix86_valid_target_attribute_inner_p): Add avx5124fmaps,
4477 (ix86_expand_builtin): Handle new builtins.
4478 (ix86_additional_allocno_class_p): New.
4479 * config/i386/i386.h (TARGET_AVX5124FMAPS, TARGET_AVX5124FMAPS_P,
4480 TARGET_AVX5124VNNIW, TARGET_AVX5124VNNIW_P): Define.
4481 (reg_class): Add MOD4_SSE_REGS.
4482 (MOD4_SSE_REG_P, MOD4_SSE_REGNO_P): New.
4483 * config/i386/i386.opt: Add mavx5124fmaps, mavx5124vnniw.
4484 * config/i386/immintrin.h: Include avx5124fmapsintrin.h,
4485 avx5124vnniwintrin.h.
4486 * config/i386/sse.md (unspec): Add UNSPEC_VP4FMADD, UNSPEC_VP4FNMADD,
4487 UNSPEC_VP4DPWSSD, UNSPEC_VP4DPWSSDS.
4488 (define_mode_iterator IMOD4): New.
4489 (define_mode_attr imod4_narrow): Ditto.
4490 (define_insn "mov<mode>"): Ditto.
4491 (define_insn "avx5124fmaddps_4fmaddps"): Ditto.
4492 (define_insn "avx5124fmaddps_4fmaddps_mask"): Ditto.
4493 (define_insn "avx5124fmaddps_4fmaddps_maskz"): Ditto.
4494 (define_insn "avx5124fmaddps_4fmaddss"): Ditto.
4495 (define_insn "avx5124fmaddps_4fmaddss_mask"): Ditto.
4496 (define_insn "avx5124fmaddps_4fmaddss_maskz"): Ditto.
4497 (define_insn "avx5124fmaddps_4fnmaddps"): Ditto.
4498 (define_insn "avx5124fmaddps_4fnmaddps_mask"): Ditto.
4499 (define_insn "avx5124fmaddps_4fnmaddps_maskz"): Ditto.
4500 (define_insn "avx5124fmaddps_4fnmaddss"): Ditto.
4501 (define_insn "avx5124fmaddps_4fnmaddss_mask"): Ditto.
4502 (define_insn "avx5124fmaddps_4fnmaddss_maskz"): Ditto.
4503 (define_insn "avx5124vnniw_vp4dpwssd"): Ditto.
4504 (define_insn "avx5124vnniw_vp4dpwssd_mask"): Ditto.
4505 (define_insn "avx5124vnniw_vp4dpwssd_maskz"): Ditto.
4506 (define_insn "avx5124vnniw_vp4dpwssds"): Ditto.
4507 (define_insn "avx5124vnniw_vp4dpwssds_mask"): Ditto.
4508 (define_insn "avx5124vnniw_vp4dpwssds_maskz"): Ditto.
4509 * init-regs.c (initialize_uninitialized_regs): Add emit_clobber call.
4510 * genmodes.c (mode_size_inline): Extend return type.
4511 * machmode.h (mode_size, mode_base_align): Extend type.
4513 2016-11-17 Michael Meissner <meissner@linux.vnet.ibm.com>
4516 * config/rs6000/predicates.md (fusion_addis_mem_combo_load): Add
4517 the appropriate checks for SFmode/DFmode load/stores in GPR
4519 (fusion_addis_mem_combo_store): Likewise.
4520 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Rename
4521 fusion_fpr_* to fusion_vsx_* and add in support for ISA 3.0 scalar
4522 d-form instructions for traditional Altivec registers.
4523 (emit_fusion_p9_load): Likewise.
4524 (emit_fusion_p9_store): Likewise.
4525 * config/rs6000/rs6000.md (p9 fusion store peephole2): Remove
4526 early clobber from scratch register. Do not match if the register
4527 being stored is the scratch register.
4528 (fusion_vsx_<P:mode>_<FPR_FUSION:mode>_load): Rename fusion_fpr_*
4529 to fusion_vsx_* and add in support for ISA 3.0 scalar d-form
4530 instructions for traditional Altivec registers.
4531 (fusion_fpr_<P:mode>_<FPR_FUSION:mode>_load): Likewise.
4532 (fusion_vsx_<P:mode>_<FPR_FUSION:mode>_store): Likewise.
4533 (fusion_fpr_<P:mode>_<FPR_FUSION:mode>_store): Likewise.
4535 2016-11-17 Thomas Preud'homme <thomas.preudhomme@arm.com>
4538 * config/arm/arm.c (thumb1_expand_prologue): Distinguish between lr
4539 being live in the function and lr needing to be saved. Distinguish
4540 between already saved pushable registers and registers to push.
4541 Check for LR being an available pushable register.
4543 2016-11-17 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
4545 * config/i386/i386.md (cmpstrnsi): New test to bail out if neither
4546 string input is a string constant.
4547 * builtins.c (expand_builtin_strncmp): Attempt expansion of strncmp
4548 via cmpstrnsi even if neither string is constant.
4550 2016-11-17 Jakub Jelinek <jakub@redhat.com>
4553 * varasm.c (default_use_anchors_for_symbol_p): Fix a comment typo.
4554 Don't test decl != NULL. Don't look at DECL_SIZE, but DECL_SIZE_UNIT
4555 instead, return false if it is NULL, or doesn't fit into uhwi, or
4556 is larger or equal to targetm.max_anchor_offset.
4558 2016-11-17 Pip Cet <pipcet@gmail.com>
4559 Eric Botcazou <ebotcazou@adacore.com>
4561 PR rtl-optimization/78355
4562 * doc/tm.texi.in (SLOW_UNALIGNED_ACCESS): Document that the macro only
4563 needs to deal with unaligned accesses.
4564 * doc/tm.texi: Regenerate.
4565 * lra-constraints.c (simplify_operand_subreg): Only invoke
4566 SLOW_UNALIGNED_ACCESS on innermode if the MEM is not aligned enough.
4568 2016-11-17 David Malcolm <dmalcolm@redhat.com>
4570 * input.c (selftest::test_lexer_string_locations_long_line): New
4572 (selftest::test_lexer_string_locations_raw_string_multiline): New
4574 (selftest::input_c_tests): Call the new functions, via
4575 for_each_line_table_case.
4577 2016-11-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4579 * config/aarch64/aarch64.md (mov<mode>): Call
4580 aarch64_split_dimode_const_store on DImode constant stores.
4581 * config/aarch64/aarch64-protos.h (aarch64_split_dimode_const_store):
4583 * config/aarch64/aarch64.c (aarch64_split_dimode_const_store): New
4586 2016-11-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4587 Richard Biener <rguenther@suse.de>
4589 PR tree-optimization/77848
4590 * tree-if-conv.c (tree_if_conversion): Always version loops unless
4591 the user specified -ftree-loop-if-convert.
4593 2016-11-17 Bernd Edlinger <bernd.edlinger@hotmail.de>
4596 * config/arm/arm.md (*thumb2_ldrd, *thumb2_ldrd_base,
4597 *thumb2_ldrd_base_neg, *thumb2_strd, *thumb2_strd_base,
4598 *thumb2_strd_base_neg): Recognize insn regardless of
4599 current_tune->prefer_ldrd_strd.
4600 * config/arm/ldrdstrd.md: Enable all ldrd/strd peephole rules
4603 2016-11-17 Claudiu Zissulescu <claziss@synopsys.com>
4605 * config/arc/arc.c (arc_ccfsm_post_advance): Handle return
4608 2016-11-17 Claudiu Zissulescu <claziss@synopsys.com>
4610 * config/arc/arc-arches.def: Add FPX quarkse instruction as valid
4612 * config/arc/arc-c.def (__ARC_FPX_QUARK__): Define.
4613 * config/arc/arc-cpus.def (quarkse_em): Add.
4614 * config/arc/arc-options.def (FL_FPX_QUARK, FL_QUARK): Likewise.
4615 * config/arc/arc-opts.h (FPX_QK): Define.
4616 * config/arc/arc-tables.opt: Regenerate.
4617 * config/arc/arc.c (gen_compare_reg): Change.
4618 (arc_register_move_cost): Avoid Dy,Dx moves.
4619 * config/arc/arc.h (TARGET_HARD_FLOAT): Change.
4620 (TARGET_FPX_QUARK, TARGET_FP_ASSIST): Define.
4621 * config/arc/arc.md (divsf3, sqrtsf2, fix_truncsfsi2, floatsisf2):
4623 * config/arc/fpu.md (divsf3_fpu, sqrtsf2_fpu, floatsisf2_fpu)
4624 (fix_truncsfsi2_fpu): Rename.
4625 * config/arc/fpx.md (cmp_quark, cmpsf_quark_, cmpsf_quark_ord)
4626 (cmpsf_quark_uneq, cmpsf_quark_eq, divsf3_quark, sqrtsf2_quark)
4627 (fix_truncsfsi2_quark, floatsisf2_quark): New patterns.
4628 * config/arc/t-multilib: Regenerate.
4630 2016-11-17 Georg-Johann Lay <avr@gjlay.de>
4632 * config/avr/avr.c (avr_print_operand_address): Use CONST_INT_P if
4634 (ashlqi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out): Same.
4635 (ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Same.
4636 (avr_rtx_costs_1, extra_constraint_Q): Same.
4637 (avr_address_cost): Use SUBREG_P if possible.
4639 2016-11-17 Richard Biener <rguenther@suse.de>
4642 * tree-cfgcleanup.c (cleanup_control_flow_bb): Do not turn
4643 non-local goto into CFG.
4645 2016-11-17 Richard Biener <rguenther@suse.de>
4647 * common.opt (ftree-loop-if-convert-stores): Mark as preserved for
4648 backward compatibility.
4649 * doc/invoke.texi (ftree-loop-if-convert-stores): Remove.
4650 * tree-if-conv.c (pass_if_conversion::gate): Do not test
4651 flag_tree_loop_if_convert_stores.
4652 (pass_if_conversion::execute): Likewise.
4654 2016-11-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4656 * config/aarch64/predicates.md (aarch64_reg_or_fp_zero): Check for
4657 const_double code before calling aarch64_float_const_zero_rtx_p.
4659 2016-11-17 Richard Biener <rguenther@suse.de>
4661 PR tree-optimization/78306
4662 * ipa-inline-analysis.c (initialize_inline_failed): Do not
4663 inhibit inlining if function calls cilk_spawn.
4664 (can_inline_edge_p): Likewise.
4666 2016-11-17 Richard Biener <rguenther@suse.de>
4669 * fold-const.c (negate_expr_p): Fix multiplication case.
4671 2016-11-17 Chung-Lin Tang <cltang@codesourcery.com>
4674 * config/nios2/nios2.c (nios2_init_libfuncs): Remove TARGET_LINUX_ABI
4676 (TARGET_INIT_LIBFUNCS): Delete definition and...
4677 * config/nios2/linux.h (TARGET_INIT_LIBFUNCS): ...move to here, add
4680 2016-11-17 Krister Walfridsson <krister.walfridsson@gmail.com>
4682 * config/netbsd-stdint.h: New.
4683 * config.gcc (i[34567]86-*-netbsd): Add netbsd-stdint.h to tm_file.
4684 (x86_64-*-netbsd*): Likewise.
4686 2016-11-16 Andrew PInski <apinski@cavium.com>
4688 * config/aarch64/aarch64.opt (mverbose-cost-dump): New option.
4689 * config/aarch64/aarch64.c (aarch64_rtx_costs): Use
4690 flag_aarch64_verbose_cost instead of checking for details dump.
4691 (aarch64_rtx_costs_wrapper): Likewise.
4693 2016-11-16 Jakub Jelinek <jakub@redhat.com>
4695 PR rtl-optimization/78378
4696 * combine.c (make_extraction): Use force_to_mode for non-{REG,MEM}
4697 inner only if pos is 0. Fix up formatting.
4699 2016-11-17 Alan Modra <amodra@gmail.com>
4701 PR rtl-optimization/78325
4702 PR rtl-optimization/70890
4703 * ira.c (combine_and_move_insns): Only remove REG_EQUIV notes
4706 2016-11-16 Jason Merrill <jason@redhat.com>
4708 * rtl.h: Declare gt_ggc_mx and gt_pch_nx.
4710 2016-11-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4711 Richard Biener <rguenther@suse.de>
4713 PR tree-optimization/77848
4714 * tree-if-conv.c (version_loop_for_if_conversion): When versioning
4715 an outer loop, only save basic block aux information for the inner
4717 (versionable_outer_loop_p): New function.
4718 (tree_if_conversion): Version the outer loop instead of the inner
4719 one if the pattern will be recognized for outer-loop
4722 2016-11-16 Andrew Burgess <andrew.burgess@embecosm.com>
4724 * gcc/bb-reorder.c: Remove 'toplev.h' include.
4725 (pass_partition_blocks::gate): No longer check
4726 user_defined_section_attribute, instead check the function decl
4727 for a section attribute.
4728 * gcc/c-family/c-attribs.c (handle_section_attribute): No longer
4729 set user_defined_section_attribute.
4730 * gcc/final.c (rest_of_handle_final): Likewise.
4731 * gcc/toplev.c: Remove definition of user_defined_section_attribute.
4732 * gcc/toplev.h: Remove declaration of
4733 user_defined_section_attribute.
4735 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
4737 * config/mips/mips.md (casesi_internal_mips16_<mode>):
4738 Explicitly switch between JR and JRC for the table jump. Adjust
4741 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
4743 * config/mips/mips.md (casesi_internal_mips16_<mode>): Set
4744 `insn_count' to 11 rather than 16.
4746 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
4748 * config/mips/mips.md (casesi_internal_mips16_<mode>): Use the
4749 `ltu' rather than `leu' operation in the RTL pattern
4751 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
4753 * config/mips/mips.md (casesi_internal_mips16_<mode>): Add
4754 missing <d> instruction prefixes throughout. Correct
4757 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
4759 * config/mips/mips.c (mips_output_jump): Output R_MICROMIPS_JALR
4760 rather than R_MIPS_JALR relocation in microMIPS code. Do not
4761 cancel short delay slots in PIC call relaxation.
4763 2016-11-16 Thomas Preud'homme <thomas.preudhomme@arm.com>
4765 * config/arm/arm.md (arm_addsi3): Add alternative for addition of
4766 general register with general register or ARM constant into SP
4769 2016-11-16 Jakub Jelinek <jakub@redhat.com>
4772 * omp-low.c (expand_omp_for_static_nochunk): Don't assert
4773 that loop->header == body_bb if broken_loop.
4775 2015-11-16 Wilco Dijkstra <wdijkstr@arm.com>
4777 * tree-ssa-math-opts.c (bswap_replace): Remove test
4778 of SLOW_UNALIGNED_ACCESS.
4780 2016-11-16 Alexander Monakov <amonakov@ispras.ru>
4782 * config/nvptx/mkoffload.c (main): Check that either OpenACC or OpenMP
4783 is selected. Pass -mgomp to offload compiler in OpenMP case.
4784 * config/nvptx/nvptx-protos.h (nvptx_shuffle_kind): Move enum
4785 declaration from nvptx.c.
4786 (nvptx_gen_shuffle): Declare.
4787 (nvptx_output_set_softstack): Declare.
4788 * config/nvptx/nvptx.c (nvptx_shuffle_kind): Move to nvptx-protos.h.
4789 (need_softstack_decl): New variable.
4790 (need_unisimt_decl): New variable.
4791 (diagnose_openacc_conflict): New. Use it...
4792 (nvptx_option_override): ...here. Handle TARGET_GOMP.
4793 (nvptx_encode_section_info): Handle "shared" attribute.
4794 (write_as_kernel): Restrict to OpenACC target regions.
4795 (init_softstack_frame): New.
4796 (nvptx_init_unisimt_predicate): New.
4797 (write_omp_entry): New. Use it...
4798 (nvptx_declare_function_name): ...here to emit OpenMP target region
4799 entrypoints. Handle TARGET_SOFT_STACK. Call
4800 nvptx_init_unisimt_predicate.
4801 (nvptx_output_set_softstack): New.
4802 (nvptx_get_drap_rtx): Return %argp as the DRAP if needed.
4803 (nvptx_gen_shuffle): Export.
4804 (nvptx_output_call_insn): Handle COND_EXEC patterns. Emit instruction
4806 (nvptx_print_operand): Fix handling of instruction predicates.
4807 (nvptx_get_unisimt_master): New helper function.
4808 (nvptx_get_unisimt_predicate): Ditto.
4809 (nvptx_call_insn_is_syscall_p): Ditto.
4810 (nvptx_unisimt_handle_set): Ditto.
4811 (nvptx_reorg_uniform_simt): New. Transform code for -muniform-simt.
4812 (nvptx_reorg): Call nvptx_reorg_uniform_simt.
4813 (nvptx_handle_shared_attribute): New. Use it...
4814 (nvptx_attribute_table): ... here (new entry).
4815 (nvptx_record_offload_symbol): Handle NULL attributes.
4816 (nvptx_file_end): Handle need_softstack_decl and need_unisimt_decl.
4817 (nvptx_simt_vf): New.
4818 (TARGET_SIMT_VF): Define.
4819 * config/nvptx/nvptx.h (TARGET_CPU_CPP_BUILTINS): Define
4820 __nvptx_softstack or __nvptx_unisimt__ when -msoft-stack, or resp.
4821 -muniform-simt option is active.
4822 (STACK_SIZE_MODE): Define.
4823 (FIXED_REGISTERS): Adjust.
4824 (SOFTSTACK_SLOT_REGNUM): New.
4825 (SOFTSTACK_PREV_REGNUM): New.
4826 (REGISTER_NAMES): Adjust.
4827 (struct machine_function): New fields.
4828 * config/nvptx/nvptx.md (UNSPEC_SET_SOFTSTACK): New.
4829 (UNSPEC_VOTE_BALLOT): Ditto.
4830 (UNSPEC_LANEID): Ditto.
4831 (UNSPECV_NOUNROLL): Ditto.
4832 (atomic): New attribute.
4833 (predicable): New attribute. Generate predicated forms via
4835 (br_true): Mark as not predicable.
4837 (br_true_uni): Ditto.
4838 (br_false_uni): Ditto.
4840 (trap_if_true): Ditto.
4841 (trap_if_false): Ditto.
4842 (nvptx_fork): Ditto.
4843 (nvptx_forked): Ditto.
4844 (nvptx_joining): Ditto.
4845 (nvptx_join): Ditto.
4846 (nvptx_barsync): Ditto.
4847 (epilogue): Emit stack restore if TARGET_SOFT_STACK.
4848 (allocate_stack): Implement for TARGET_SOFT_STACK. Remove unused code.
4849 (allocate_stack_<mode>): Remove unused pattern.
4850 (set_softstack_insn): New pattern.
4851 (restore_stack_block): Handle for TARGET_SOFT_STACK.
4852 (nvptx_vote_ballot): New pattern.
4853 (omp_simt_lane): Ditto.
4854 (omp_simt_last_lane): Ditto.
4855 (omp_simt_ordered): Ditto.
4856 (omp_simt_vote_any): Ditto.
4857 (omp_simt_xchg_bfly): Ditto.
4858 (omp_simt_xchg_idx): Ditto.
4859 (nvptx_nounroll): Ditto.
4860 (atomic_compare_and_swap<mode>_1): Mark with atomic attribute.
4861 (atomic_exchange<mode>): Ditto.
4862 (atomic_fetch_add<mode>): Ditto.
4863 (atomic_fetch_addsf): Ditto.
4864 (atomic_fetch_<logic><mode>): Ditto.
4865 * config/nvptx/nvptx.opt (msoft-stack): New option.
4866 (muniform-simt): Ditto.
4868 * config/nvptx/t-nvptx (MULTILIB_OPTIONS): New.
4869 * doc/extend.texi (Nvidia PTX Variable Attributes): New section.
4870 * doc/invoke.texi (msoft-stack): Document.
4871 (muniform-simt): Document
4873 * doc/tm.texi: Regenerate.
4874 * doc/tm.texi.in (TARGET_SIMT_VF): New hook.
4875 * target.def: Define it.
4876 * target-insns.def (omp_simt_lane): New.
4877 (omp_simt_last_lane): New.
4878 (omp_simt_ordered): New.
4879 (omp_simt_vote_any): New.
4880 (omp_simt_xchg_bfly): New.
4881 (omp_simt_xchg_idx): New.
4883 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
4885 * config/mips/mips-protos.h (mips_set_text_contents_type): New
4887 * config/mips/mips.h (ASM_OUTPUT_BEFORE_CASE_LABEL): New macro.
4888 (ASM_OUTPUT_CASE_END): Likewise.
4889 * config/mips/mips.c (mips_set_text_contents_type): New function.
4890 (mips16_emit_constants): Record the pool's initial label number
4891 with the `consttable' insn. Emit a `consttable_end' insn at the end.
4892 (mips_final_prescan_insn): Call `mips_set_text_contents_type'
4893 for `consttable' insns.
4894 (mips_final_postscan_insn): Call `mips_set_text_contents_type'
4895 for `consttable_end' insns.
4896 * config/mips/mips.md (unspec): Add UNSPEC_CONSTTABLE_END enum value.
4897 (consttable): Add operand.
4898 (consttable_end): New insn.
4900 2016-11-16 Yuri Rumyantsev <ysrumyan@gmail.com>
4902 * params.def (PARAM_VECT_EPILOGUES_NOMASK): New.
4903 * tree-if-conv.c (tree_if_conversion): Make public.
4904 * * tree-if-conv.h: New file.
4905 * tree-vect-data-refs.c (vect_analyze_data_ref_dependences) Avoid
4906 dynamic alias checks for epilogues.
4907 * tree-vect-loop-manip.c (vect_do_peeling): Return created epilog.
4908 * tree-vect-loop.c: include tree-if-conv.h.
4909 (new_loop_vec_info): Add zeroing orig_loop_info field.
4910 (vect_analyze_loop_2): Don't try to enhance alignment for epilogues.
4911 (vect_analyze_loop): Add argument ORIG_LOOP_INFO which is not NULL
4912 if epilogue is vectorized, set up orig_loop_info field of loop_vinfo
4913 using passed argument.
4914 (vect_transform_loop): Check if created epilogue should be returned
4915 for further vectorization with less vf. If-convert epilogue if
4916 required. Print vectorization success for epilogue.
4917 * tree-vectorizer.c (vectorize_loops): Add epilogue vectorization
4918 if it is required, pass loop_vinfo produced during vectorization of
4919 loop body to vect_analyze_loop.
4920 * tree-vectorizer.h (struct _loop_vec_info): Add new field
4922 (LOOP_VINFO_ORIG_LOOP_INFO): New.
4923 (LOOP_VINFO_EPILOGUE_P): New.
4924 (LOOP_VINFO_ORIG_VECT_FACTOR): New.
4925 (vect_do_peeling): Change prototype to return epilogue.
4926 (vect_analyze_loop): Add argument of loop_vec_info type.
4927 (vect_transform_loop): Return created loop.
4929 2016-11-16 Segher Boessenkool <segher@kernel.crashing.org>
4931 * config/rs6000/rs6000.c (rs6000_components_for_bb): Mark the LR
4932 component as used also if LR_REGNO is a live input to the bb.
4933 * df-scan.c (df_get_entry_block_def_set): Return immediately after
4934 clearing the set if DF_SCAN_EMPTY_ENTRY_EXIT is set.
4935 (df_get_exit_block_use_set): Ditto.
4936 * df.h (df_scan_flags): New enum.
4937 * shrink-wrap.c (try_shrink_wrapping_separate): Set
4938 DF_SCAN_EMPTY_ENTRY_EXIT in df_scan->local_flags, and call
4939 df_update_entry_block_defs and df_update_exit_block_uses
4940 at the start; clear the flag and call those functions at the end.
4942 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
4943 Alan Hayward <alan.hayward@arm.com>
4944 David Sherwood <david.sherwood@arm.com>
4946 * tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): Set
4947 nb_iterations to the number of latch iterations rather than the
4948 number of loop iterations.
4950 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
4951 Alan Hayward <alan.hayward@arm.com>
4952 David Sherwood <david.sherwood@arm.com>
4954 * combine.c (maybe_swap_commutative_operands): New function.
4955 (combine_simplify_rtx): Use it.
4956 (change_zero_ext): Likewise.
4957 (make_compound_operation_int): New function, split out of...
4958 (make_compound_operation): ...here. Use
4959 maybe_swap_commutative_operands for both.
4961 2016-11-16 Richard Earnshaw <rearnsha@arm.com>
4963 * arm/arm-fpus.def (vfpv2): New FPU, currently an alias for 'vfp'.
4964 (neon-vfpv3): New FPU, currently an alias for 'neon'.
4965 * arm/arm-tables.opt: Regenerated.
4966 * arm/t-aprofile (MULTILIB_REUSE): Add reuse rules for vfpv2 and
4968 * doc/invoke.texi (ARM: -mfpu): Document new options. Note that 'vfp'
4969 and 'neon' are aliases for specific implementations.
4971 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
4972 Alan Hayward <alan.hayward@arm.com>
4973 David Sherwood <david.sherwood@arm.com>
4975 * optabs.c (vector_compare_rtx): Add a cmp_mode parameter
4976 and use it in the final call to gen_rtx_fmt_ee.
4977 (expand_vec_cond_expr): Update accordingly.
4978 (expand_vec_cmp_expr): Likewise.
4980 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
4981 Alan Hayward <alan.hayward@arm.com>
4982 David Sherwood <david.sherwood@arm.com>
4984 * cprop.c (local_cprop_find_used_regs): Use df_read_modify_subreg_p.
4986 2016-11-16 Richard Biener <rguenther@suse.de>
4989 * gimplify.c (gimplify_function_tree): Do not instrument
4990 GNU extern inline functions.
4992 2016-11-16 Martin Liska <mliska@suse.cz>
4995 * gimplify.c (gimplify_switch_expr): Always save previous
4996 gimplify_ctxp->live_switch_vars.
4998 2016-11-16 Andrew Burgess <andrew.burgess@embecosm.com>
5000 * config/arc/arc.md (movb peephole2): New peephole2 to merge two
5001 zero_extract operations to allow a movb to occur.
5002 * testsuite/gcc.target/arc/movb-1.c: Update little endian arc results.
5003 * testsuite/gcc.target/arc/movb-2.c: Likewise.
5004 * testsuite/gcc.target/arc/movb-5.c: Likewise.
5005 * testsuite/gcc.target/arc/movh_cl-1.c: Extend test to cover
5008 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
5009 Alan Hayward <alan.hayward@arm.com>
5010 David Sherwood <david.sherwood@arm.com>
5012 * expr.c (emit_group_load_1): Tighten check for whether an
5013 access involves only one operand of a CONCAT. Use extract_bit_field
5014 for constants if the bit range does span the whole operand.
5016 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
5017 Alan Hayward <alan.hayward@arm.com>
5018 David Sherwood <david.sherwood@arm.com>
5020 * rtlanal.c (rtx_addr_can_trap_p_1): Handle unknown sizes.
5022 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
5023 Alan Hayward <alan.hayward@arm.com>
5024 David Sherwood <david.sherwood@arm.com>
5026 * tree-vect-loop.c (vect_transform_loop): Protect the updates of
5027 all three iteration counts with an any_* test. Use a single update
5028 for each count. Fix the calculation of nb_iterations_estimate.
5030 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
5032 * config/pdp11/pdp11.c: Include dbxout.h.
5034 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
5036 * config/arc/arc.c (arc_loop_hazard): Add missing brackets.
5038 2016-11-16 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5041 * config/arm/arm.md (*extv_reg): Restrict operands 2 and 3 to the
5042 proper ranges for an SBFX instruction.
5043 (extzv_t2): Likewise for UBFX.
5045 2016-11-16 Richard Biener <rguenther@suse.de>
5047 PR tree-optimization/78348
5048 * tree-loop-distribution.c (enum partition_kind): Add PKIND_MEMMOVE.
5049 (generate_memcpy_builtin): Honor PKIND_MEMCPY on the partition.
5050 (classify_partition): Set PKIND_MEMCPY if dependence analysis
5051 revealed no dependency, PKIND_MEMMOVE otherwise.
5053 2016-11-16 Jakub Jelinek <jakub@redhat.com>
5056 * ubsan.c (ubsan_build_overflow_builtin): Add DATAP argument, if
5057 it points to non-NULL tree, use it instead of ubsan_create_data.
5058 (instrument_si_overflow): Handle vector signed integer overflow
5060 * ubsan.h (ubsan_build_overflow_builtin): Add DATAP argument.
5061 * tree-vrp.c (simplify_internal_call_using_ranges): Punt for
5062 vector IFN_UBSAN_CHECK_*.
5063 * internal-fn.c (expand_addsub_overflow): Add DATAP argument,
5064 pass it through to ubsan_build_overflow_builtin.
5065 (expand_neg_overflow, expand_mul_overflow): Likewise.
5066 (expand_vector_ubsan_overflow): New function.
5067 (expand_UBSAN_CHECK_ADD, expand_UBSAN_CHECK_SUB,
5068 expand_UBSAN_CHECK_MUL): Use tit for vector arithmetics.
5069 (expand_arith_overflow): Adjust expand_*_overflow callers.
5071 2016-11-16 Matthias Klose <doko@ubuntu.com>
5073 * doc/install.texi: Remove references to java/libjava.
5075 2016-11-16 Kugan Vivekanandarajah <kuganv@linaro.org>
5077 * tree-ssa-coalesce.c (register_default_def): Remove
5078 register_ssa_partition.
5079 (create_outofssa_var_map): Likewise.
5080 * tree-ssa-live.c (register_ssa_partition_check): Remove.
5081 * tree-ssa-live.h (register_ssa_partition): Likewise.
5083 2016-11-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
5085 * genattrtab.c (attr_rtx_1): Avoid allocating new rtx objects.
5086 Clear ATTR_CURR_SIMPLIFIED_P for re-used binary rtx objects.
5087 Use DEF_ATTR_STRING for string arguments. Use RTL_HASH for
5088 integer arguments. Only set ATTR_PERMANENT_P on newly hashed
5089 rtx when all sub-rtx are also permanent.
5090 (attr_eq): Simplify.
5091 (attr_copy_rtx): Remove.
5092 (make_canonical, get_attr_value): Use attr_equal_p.
5093 (copy_boolean): Rehash NOT.
5094 (simplify_test_exp_in_temp,
5095 optimize_attrs): Remove call to attr_copy_rtx.
5096 (attr_alt_intersection, attr_alt_union,
5097 attr_alt_complement, mk_attr_alt): Rehash EQ_ATTR_ALT.
5098 (make_automaton_attrs): Use attr_eq.
5100 2016-11-15 Matthias Klose <doko@ubuntu.com>
5102 * doc/install.texi: Remove references to java/libjava.
5103 * doc/sourcebuild.texi: Likewise.
5104 * doc/invoke.texi: Likewise.
5105 * doc/standards.texi: Likewise.
5107 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
5108 Alan Hayward <alan.hayward@arm.com>
5109 David Sherwood <david.sherwood@arm.com>
5111 * config/i386/i386.h (INCOMING_RETURN_ADDR_RTX): Use Pmode instead
5113 * config/ia64/ia64.h (INCOMING_RETURN_ADDR_RTX): Likewise.
5114 * config/iq2000/iq2000.h (INCOMING_RETURN_ADDR_RTX): Likewise.
5115 * config/m68k/m68k.h (INCOMING_RETURN_ADDR_RTX): Likewise.
5116 * config/microblaze/microblaze.h (INCOMING_RETURN_ADDR_RTX): Likewise.
5117 * config/mips/mips.h (INCOMING_RETURN_ADDR_RTX): Likewise.
5118 * config/mn10300/mn10300.h (INCOMING_RETURN_ADDR_RTX): Likewise.
5119 * config/nios2/nios2.h (INCOMING_RETURN_ADDR_RTX): Likewise.
5121 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
5122 Alan Hayward <alan.hayward@arm.com>
5123 David Sherwood <david.sherwood@arm.com>
5125 * dce.c (check_argument_store): Pass the size instead of
5126 the memory reference.
5127 (find_call_stack_args): Pass MEM_SIZE to check_argument_store.
5129 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
5130 Alan Hayward <alan.hayward@arm.com>
5131 David Sherwood <david.sherwood@arm.com>
5133 * alias.c (canon_rtx): Use simplify_gen_binary.
5135 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
5136 Alan Hayward <alan.hayward@arm.com>
5137 David Sherwood <david.sherwood@arm.com>
5139 * rtl.h (load_extend_op): Declare.
5140 * rtlanal.c (load_extend_op): New function.
5141 (nonzero_bits1): Use it.
5142 (num_sign_bit_copies1): Likewise.
5143 * cse.c (cse_insn): Likewise.
5144 * fold-const.c (fold_single_bit_test): Likewise.
5145 (fold_unary_loc): Likewise.
5146 * fwprop.c (free_load_extend): Likewise.
5147 * postreload.c (reload_cse_simplify_set): Likewise.
5148 (reload_cse_simplify_operands): Likewise.
5149 * combine.c (try_combine): Likewise.
5150 (simplify_set): Likewise. Remove redundant SUBREG_BYTE and
5151 subreg_lowpart_p checks.
5153 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
5154 Alan Hayward <alan.hayward@arm.com>
5155 David Sherwood <david.sherwood@arm.com>
5157 * combine.c (simplify_shift_const_1): Use the number of bits
5158 in the inner mode to determine the range of the shift.
5159 When handling shifts of vectors, skip any rules that apply
5162 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
5163 Alan Hayward <alan.hayward@arm.com>
5164 David Sherwood <david.sherwood@arm.com>
5166 * rtlanal.c (num_sign_bit_copies1): Calculate bitwidth after
5169 2016-11-15 Matthias Klose <doko@ubuntu.com>
5171 * doc/install.texi: Remove references to gcj/libjava.
5172 * doc/invoke.texi: Likewise.
5174 2016-11-15 Jeff Law <law@redhat.com>
5176 * tree-ssa-threadbackward.c (fsm_find_thread_path): Remove unneeded
5177 parameter. Callers changed.
5178 (check-subpath_and_update_thread_path): Extracted from
5179 fsm_find_control_statement_thread_paths.
5180 (handle_phi, handle_assignment, handle_assignment_p): Likewise.
5181 (handle_phi, handle_assignment): Allow any constant node, not
5184 2016-11-15 Claudiu Zissulescu <claziss@synopsys.com>
5186 * config/arc/arc-arch.h: New file.
5187 * config/arc/arc-arches.def: Likewise.
5188 * config/arc/arc-cpus.def: Likewise.
5189 * config/arc/arc-options.def: Likewise.
5190 * config/arc/t-multilib: Likewise.
5191 * config/arc/genmultilib.awk: Likewise.
5192 * config/arc/genoptions.awk: Likewise.
5193 * config/arc/arc-tables.opt: Likewise.
5194 * config/arc/driver-arc.c: Likewise.
5195 * testsuite/gcc.target/arc/nps400-cpu-flag.c: Likewise.
5196 * common/config/arc/arc-common.c (arc_handle_option): Trace
5198 * config.gcc (arc*-*-*): Add arc-tables.opt to arc's extra
5199 options; check for supported cpu against arc-cpus.def file.
5200 (arc*-*-elf*, arc*-*-linux-uclibc*): Use new make fragment; define
5201 TARGET_CPU_BUILD macro; add driver-arc.o as an extra object.
5202 * config/arc/arc-c.def: Add emacs local variables.
5203 * config/arc/arc-opts.h (processor_type): Use arc-cpus.def file.
5204 (FPU_FPUS, FPU_FPUD, FPU_FPUDA, FPU_FPUDA_DIV, FPU_FPUDA_FMA)
5205 (FPU_FPUDA_ALL, FPU_FPUS_DIV, FPU_FPUS_FMA, FPU_FPUS_ALL)
5206 (FPU_FPUD_DIV, FPU_FPUD_FMA, FPU_FPUD_ALL): New defines.
5207 (DEFAULT_arc_fpu_build): Define.
5208 (DEFAULT_arc_mpy_option): Define.
5209 * config/arc/arc-protos.h (arc_init): Delete.
5210 * config/arc/arc.c (arc_cpu_name): New variable.
5211 (arc_selected_cpu, arc_selected_arch, arc_arcem, arc_archs)
5212 (arc_arc700, arc_arc600, arc_arc601): New variable.
5213 (arc_init): Add static; remove selection of default tune value,
5214 cleanup obsolete error messages.
5215 (arc_override_options): Make use of .def files for selecting the
5216 right cpu and option configurations.
5217 * config/arc/arc.h (stdbool.h): Include.
5218 (TARGET_CPU_DEFAULT): Define.
5219 (CPP_SPEC): Remove mcpu=NPS400 handling.
5220 (arc_cpu_to_as): Declare.
5221 (EXTRA_SPEC_FUNCTIONS): Define.
5222 (OPTION_DEFAULT_SPECS): Likewise.
5223 (ASM_DEFAULT): Remove.
5224 (ASM_SPEC): Use arc_cpu_to_as.
5225 (DRIVER_SELF_SPECS): Remove deprecated options.
5226 (arc_base_cpu): Declare.
5227 (TARGET_ARC600, TARGET_ARC601, TARGET_ARC700, TARGET_EM)
5228 (TARGET_HS, TARGET_V2, TARGET_ARC600): Make them use arc_base_cpu
5230 (MULTILIB_DEFAULTS): Use ARC_MULTILIB_CPU_DEFAULT.
5231 * config/arc/arc.md (attr_cpu): Remove.
5232 * config/arc/arc.opt (mno-mpy): Deprecate.
5233 (mcpu=ARC600, mcpu=ARC601, mcpu=ARC700, mcpu=NPS400, mcpu=ARCEM)
5234 (mcpu=ARCHS): Remove.
5235 (mcrc, mdsp-packa, mdvbf, mmac-d16, mmac-24, mtelephony, mrtsc):
5237 (mbarrel_shifte, mspfp_, mdpfp_, mdsp_pack, mmac_): Remove.
5238 (arc_fpu): Use new defines.
5239 (mpy-option): Change to use numeric or string like inputs.
5240 * config/arc/t-arc (driver-arc.o): New target.
5241 (arc-cpus, t-multilib, arc-tables.opt): Likewise.
5242 * config/arc/t-arc-newlib: Delete.
5243 * config/arc/t-arc-uClibc: Renamed to t-uClibc.
5244 * doc/invoke.texi (ARC): Update arc options.
5246 2016-11-15 Maciej W. Rozycki <macro@imgtec.com>
5248 * config/mips/mips.c (mips16_emit_constants): Emit `consttable'
5249 insn at the beginning of the constant pool.
5250 (mips_insert_insn_pseudos): New function.
5251 (mips_machine_reorg2): Call it.
5252 * config/mips/mips.md (unspec): Add UNSPEC_CONSTTABLE and
5253 UNSPEC_INSN_PSEUDO enum values.
5254 (insn_pseudo, consttable): New insns.
5256 2016-11-15 Michael Matz <matz@suse.de>
5258 PR missed-optimization/77881
5259 * combine.c (simplify_comparison): Remove useless subregs
5260 also inside the loop, not just after it.
5261 (make_compound_operation): Recognize some subregs as being
5264 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
5265 Alan Hayward <alan.hayward@arm.com>
5266 David Sherwood <david.sherwood@arm.com>
5268 * dwarf2out.c (mem_loc_descriptor): Fix GET_MODE_CLASS/
5271 2016-11-14 Michael Meissner <meissner@linux.vnet.ibm.com>
5273 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Add support
5274 for using xxinsertw and vinsert{b,h} on ISA 3.0.
5276 * config/rs6000/vsx.md (vsx_extract_<mode>): Update comment.
5277 (vsx_set_<mode>_p9): New insn to generate xxinsertw and
5278 vinsert{b,h} on ISA 3.0.
5280 2016-11-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
5282 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
5283 and cmpnop in two steps: first the ones not accessed in original gimple
5284 expression in a endian independent way and then the ones not accessed
5285 in the final result in an endian-specific way.
5286 (bswap_replace): Stop doing big endian adjustment.
5288 2016-11-14 Uros Bizjak <ubizjak@gmail.com>
5290 * config/i386/i386.md (*andndi3_doubleword): Merge operand constraints.
5291 (*ashl<mode>3_doubleword): Ditto.
5293 2016-11-14 Martin Liska <mliska@suse.cz>
5295 * tree-ssa-dse.c (dse_optimize_stmt): Remove quotes and extra new line.
5297 2016-11-14 Prasad Ghangal <prasad.ghangal@gmail.com>
5298 Richard Biener <rguenther@suse.de>
5300 * doc/invoke.texi (fgimple): Document.
5301 * dumpfile.h (TDF_GIMPLE): Add.
5302 * dumpfile.c (dump_options): Add gimple.
5303 * gimple-pretty-print.c (dump_gimple_switch): Adjust dump
5305 (dump_gimple_label): Likewise.
5306 (dump_gimple_phi): Likewise.
5307 (dump_gimple_bb_header): Likewise.
5308 (dump_phi_nodes): Likewise.
5309 (pp_cfg_jump): Likewise. Pass in dump flags.
5310 (dump_implicit_edges): Adjust.
5311 * passes.c (pass_init_dump_file): Do not dump function header
5313 * tree-cfg.c (dump_function_to_file): Dump function return type
5314 and __GIMPLE keyword for TDF_GIMPLE. Change guard for dumping
5316 * tree-pretty-print.c (dump_decl_name): Adjust dump for TDF_GIMPLE.
5317 (dump_generic_node): Likewise.
5318 * function.h (struct function): Add pass_startwith member.
5319 * passes.c (execute_one_pass): Implement startwith.
5320 * tree-ssanames.c (make_ssa_name_fn): New argument, check for version
5321 and assign proper version for parsed ssa names.
5322 * tree-ssanames.h (make_ssa_name_fn): Add new argument to the function.
5323 * internal-fn.c (expand_PHI): New function.
5324 * internal-fn.h (expand_PHI): Declared here.
5325 * internal-fn.def: New defination for PHI.
5326 * tree-cfg.c (lower_phi_internal_fn): New function.
5327 (build_gimple_cfg): Call it.
5328 (verify_gimple_call): Condition for passing label as arg in internal
5330 * tree-into-ssa.c (rewrite_add_phi_arguments): Handle already
5331 present PHIs with arguments.
5333 2016-11-14 Martin Liska <mliska@suse.cz>
5336 * common.opt: Add prefer-atomic as a new enum value for
5338 * coretypes.h: Likewise.
5339 * doc/invoke.texi: Document the new option value.
5340 * gcc.c: Replace atomic with prefer-atomic. Remove warning.
5341 * tree-profile.c (tree_profiling): Select default value
5342 of -fprofile-update when 'prefer-atomic' is selected.
5344 2016-11-14 Wilco Dijkstra <wdijkstr@arm.com>
5346 * config/arm/cortex-a57.md (cortex_a57_alu): Move extend here, bfm...
5347 (cortex_a57_alu_shift): ...here.
5349 2016-11-14 Wilco Dijkstra <wdijkstr@arm.com>
5351 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3)
5353 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
5354 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
5355 (<optab>si3_insn_uxtw): Likewise.
5356 (<optab><mode>3_insn): Likewise.
5357 (<ANY_EXTEND:optab><GPI:mode>_ashl<SHORT:mode>): Likewise.
5358 (zero_extend<GPI:mode>_lshr<SHORT:mode>): Likewise.
5359 (extend<GPI:mode>_ashr<SHORT:mode>): Likewise.
5360 (<optab><mode>): Likewise.
5361 (insv<mode>): Likewise.
5362 (andim_ashift<mode>_bfiz): Likewise.
5363 * config/aarch64/thunderx.md (thunderx_shift): Add bfx.
5364 * config/arm/cortex-a53.md (cortex_a53_alu_shift): Likewise.
5365 * config/arm/cortex-a57.md (cortex_a57_alu): Add bfx.
5366 * config/arm/exynos-m1.md (exynos_m1_alu): Add bfx.
5367 (exynos_m1_alu_p): Likewise.
5368 * config/arm/types.md: Add bfx.
5369 * config/arm/xgene1.md (xgene1_bfm): Add bfx.
5371 2016-11-14 Wilco Dijkstra <wdijkstr@arm.com>
5373 * config/aarch64/aarch64.c (cortexa57_vector_cost):
5374 Change vec_stmt_cost, vec_align_load_cost and vec_unalign_load_cost.
5376 2016-11-14 Richard Biener <rguenther@suse.de>
5378 PR tree-optimization/78312
5379 * gimple-ssa-backprop.c (backprop::prepare_change): Reset
5380 flow-sensitive info.
5382 2016-11-14 Georg-Johann Lay <avr@gjlay.de>
5385 * doc/invoke.texi (AVR Options) [-mabsdata]: Document new option.
5386 * config/avr/avr.opt (-mabsdata): New option.
5387 * config/avr/avr-arch.h (avr_device_specific_features): Add AVR_ISA_LDS.
5388 * config/avr/avr.c (avr_encode_section_info) [AVR_TINY]: If
5389 -mabsdata & symbol is not progmem, tag as AVR_SYMBOL_FLAG_TINY_ABSDATA.
5390 * config/avr/avr-mcus.def (attiny4/5/9/10/20): Use AVR_ISA_LDS.
5391 * config/avr/gen-avr-mmcu-specs.c (print_mcu): Print cc1_absdata
5392 spec depending on AVR_ISA_LDS.
5393 * config/avr/specs.h (CC1_SPEC): Enhanced by cc1_absdata spec.
5395 2016-11-13 Jakub Jelinek <jakub@redhat.com>
5397 * match.pd: Don't try to compare addresses of variables with
5400 2016-11-13 Kugan Vivekanandarajah <kuganv@linaro.org>
5402 * ipa-cp.c (ipa_get_jf_pass_through_result): Skip unary expressions.
5403 (propagate_vr_accross_jump_function): Handle unary expressions.
5404 * ipa-prop.c (ipa_set_jf_unary_pass_through): New.
5405 (load_from_param_1): New.
5406 (load_from_unmodified_param): Factor common part into load_from_param_1.
5407 (load_from_param): New.
5408 (compute_complex_assign_jump_func): Handle unary expressions.
5409 (update_jump_functions_after_inlining): Likewise.
5410 (ipa_write_jump_function): Likewise.
5411 (ipa_read_jump_function): Likewise.
5413 2016-11-13 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5416 * doc/invoke.texi: Document Wrestrict.
5417 * pretty-print.c (pp_format): Add case for "Z" specifier.
5418 (test_pp_format): Test "Z" specifier.
5420 2016-11-13 Eric Botcazou <ebotcazou@adacore.com>
5422 * ipa-icf.c (sem_function::merge): Do not create a wrapper also if the
5423 original function needs a static chain.
5425 2016-11-13 David Edelsohn <dje.gcc@gmail.com>
5428 * config/rs6000/rs6000.c (rs6000_asm_weaken_decl): Protect
5431 2016-11-12 Segher Boessenkool <segher@kernel.crashing.org>
5434 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Don't
5435 return early if !optional_tbtab.
5437 2016-11-11 Eric Botcazou <ebotcazou@adacore.com>
5439 PR rtl-optimization/59461
5440 * doc/rtl.texi (paradoxical subregs): Add missing word.
5441 * combine.c (reg_nonzero_bits_for_combine): Do not discard results
5442 in modes with precision larger than that of last_set_mode.
5443 * rtlanal.c (nonzero_bits1) <SUBREG>: If WORD_REGISTER_OPERATIONS is
5444 set and LOAD_EXTEND_OP is appropriate, propagate results from inner
5445 REGs to paradoxical SUBREGs.
5446 (num_sign_bit_copies1) <SUBREG>: Likewise. Check that the mode is not
5447 larger than a word before invoking LOAD_EXTEND_OP on it.
5449 2016-11-11 Michael Meissner <meissner@linux.vnet.ibm.com>
5452 * config/rs6000/vsx.md (vsx_extract_<mode>_p9): Correct the
5453 element order for little endian ordering.
5455 * config/rs6000/altivec.md (reduc_plus_scal_<mode>): Use
5456 VECTOR_ELT_ORDER_BIG and not BYTES_BIG_ENDIAN to adjust element
5459 2016-11-11 Uros Bizjak <ubizjak@gmail.com>
5462 * config/i386/i386.md (rotate to rotatex splitter): Avoid overflow
5463 when calculating operand 2.
5464 (rotate to rotatex zext splitter): Ditto.
5466 2016-11-11 Jeff Law <law@redhat.com>
5468 * gimple-ssa-isolate-paths.c (is_divmod_with_given_divisor): New
5470 (stmt_uses_name_in_undefined_way): New function, extracted from
5471 find_implicit_erroneous_behavior and extended for div/mod case.
5472 (stmt_uses_0_or_null_in_undefined_way): New function, extracted from
5473 find_explicit_erroneous_behavior and extended for div/mod case.
5474 (find_implicit_erroneous_behavior): Use new helper function.
5475 (find_explicit_erroneous_behavior): Use new helper function.
5477 2016-11-11 Richard Biener <rguenther@suse.de>
5479 PR tree-optimization/71575
5480 * graphite-isl-ast-to-gimple.c (copy_cond_phi_nodes): Remove
5483 2016-11-11 Richard Biener <rguenther@suse.de>
5486 * tree-ssa-uninit.c (warn_uninitialized_vars): Do not warn
5487 about uninitialized destination arg of BIT_INSERT_EXPR.
5489 2016-11-10 Sandra Loosemore <sandra@codesourcery.com>
5492 * doc/invoke.texi (Code Gen Options) [-fno-common]: Use correct
5493 terminology. Expand to remove ambiguity.
5495 2016-11-10 Segher Boessenkool <segher@kernel.crashing.org>
5497 PR rtl-optimization/78232
5498 * combine.c (try_combine): Add a big comment about why reusing i2dest
5500 (change_zero_ext): Do not call simplify_gen_binary, do the
5501 simplifications manually.
5503 2016-11-10 Michael Meissner <meissner@linux.vnet.ibm.com>
5505 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): If ISA 3.0,
5506 enable HImode and QImode to go in vector registers by default if
5507 the -mvsx-small-integer option is enabled.
5508 (rs6000_secondary_reload_simple_move): Likewise.
5509 (rs6000_preferred_reload_class): Don't force integer constants to
5510 be loaded into vector registers that we can easily make into
5511 memory (or being created in the GPRs and moved over with direct move).
5512 * config/rs6000/vsx.md (UNSPEC_P9_MEMORY): Delete, no longer used.
5513 (vsx_extract_<mode>): Rework V4SImode, V8HImode, and V16QImode
5514 vector extraction on ISA 3.0 when the scalar integer can be
5515 allocated in vector registers. Generate the VEC_SELECT directy,
5516 and don't use UNSPEC's to avoid having the scalar type in a vector
5517 register. Make the expander target registers, and let the
5518 combiner fold in results storing to memory, if the machine
5520 (vsx_extract_<mode>_di): Likewise.
5521 (vsx_extract_<mode>_p9): Likewise.
5522 (vsx_extract_<mode>_di_p9): Likewise.
5523 (vsx_extract_<mode>_store_p9): Likewise.
5524 (vsx_extract_si): Likewise.
5525 (vsx_extract_<mode>_p8): Likewise.
5526 (p9_lxsi<wd>zx): Delete, no longer used.
5527 (p9_stxsi<wd>x): Likewise.
5528 * config/rs6000/rs6000.md (INT_ISA3): New mode iterator for
5529 integers in vector registers for ISA 3.0.
5530 (QHI): Update comment.
5531 (zero_extendqi<mode>2): Add support for ISA 3.0 scalar load or
5532 vector extract instructions in sign/zero extend.
5533 (zero_extendhi<mode>): Likewise.
5534 (extendqi<mode>): Likewise.
5535 (extendhi<mode>2): Likewise.
5536 (HImode splitter for load/sign extend in vector register): Likewise.
5537 (float<QHI:mode><FP_ISA3:mode>2): Eliminate old method of
5538 optimizing floating point conversions to/from small data types and
5539 rewrite it to support QImode/HImode being allowed in vector
5540 registers on ISA 3.0.
5541 (float<QHI:mode><FP_ISA3:mode>2_internal): Likewise.
5542 (floatuns<QHI:mode><FP_ISA3:mode>2): Likewise.
5543 (floatuns<QHI:mode><FP_ISA3:mode>2_internal): Likewise.
5544 (fix_trunc<SFDF:mode><QHI:mode>2): Likewise.
5545 (fix_trunc<SFDF:mode><QHI:mode>2_internal): Likewise.
5546 (fixuns_trunc<SFDF:mode><QHI:mode>2): Likewise.
5547 (fixuns_trunc<SFDF:mode><QHI:mode>2_internal): Likewise.
5548 VSPLITISW on ISA 2.07.
5549 (movhi_internal): Combine movhi_internal and movqi_internal into
5550 one mov<mode>_internal with an iterator. Add support for QImode
5551 and HImode being allowed in vector registers. Make large number
5552 of attributes and constraints easier to read.
5553 (movqi_internal): Likewise.
5554 (mov<mode>_internal): Likewise.
5555 (movdi_internal64): Fix constraint to allow loading -16..15 with
5556 VSPLITISW on ISA 2.07.
5557 (integer XXSPLTIB splitter): Add support for QI, HI, and SImode as
5560 2016-11-10 Pat Haugen <pthaugen@us.ibm.com>
5562 PR rtl-optimization/78241
5563 * loop-unroll.c (unroll_loop_runtime_iterations): Don't adjust 'niter',
5564 but emit initial peel copy if niter expr is not reliable.
5566 2016-11-10 Segher Boessenkool <segher@kernel.crashing.org>
5568 * dwarf2cfi.c (dump_cfi_row): Add forward declaration.
5569 (maybe_record_trace_start): If the CFI is different on the new and
5570 old paths, print out both to the dump file before ICEing.
5572 2016-11-10 Vladimir Makarov <vmakarov@redhat.com>
5574 * target.def (additional_allocno_class_p): New.
5575 * hooks.h (hook_bool_reg_class_t_false): New prototype.
5576 * hooks.c (hook_bool_reg_class_t_false): New.
5577 * ira.c (setup_allocno_and_important_classes): Use the new hook.
5578 * doc/tm.texi.in (TARGET_ADDITIONAL_ALLOCNO_CLASS_P): Add it.
5579 * doc/tm.texi: Update.
5581 2016-11-10 Jason Merrill <jason@redhat.com>
5583 * gengtype.c (new_structure): Append to structures list.
5584 (find_structure): Likewise.
5586 2016-11-10 Jim Wilson <jim.wilson@linaro.org>
5588 * tree-loop-distribution.c (pg_add_dependence_edges): Return 2 if
5589 this_dir is 2. Check for this_dir non-zero before dir != this_dir
5592 2016-11-10 Jakub Jelinek <jakub@redhat.com>
5594 * omp-low.c (lower_omp_target): Fix up argument to is_reference.
5595 (expand_omp_ordered_sink): Handle TREE_PURPOSE of deps being
5597 * gimplify.c (gimplify_scan_omp_clauses): Likewise. Set
5598 ctx->target_map_scalars_firstprivate on OMP_TARGET even for Fortran.
5599 Remove omp_no_lastprivate callers. Propagate lastprivate on combined
5600 teams distribute parallel for simd even to distribute and teams
5601 construct. For OMP_CLAUSE_DEPEND add missing break at the end of
5602 OMP_CLAUSE_DEPEND_SINK case.
5603 (omp_notice_variable): Use lang_hooks.decls.omp_scalar_p.
5604 (omp_no_lastprivate): Removed.
5605 (gimplify_adjust_omp_clauses): Remove omp_no_lastprivate callers.
5606 (gimplify_omp_for): Likewise.
5607 (computable_teams_clause): Fail for automatic vars from current
5608 function not yet seen in bind expr.
5609 * langhooks.c (lhd_omp_scalar_p): New function.
5610 * langhooks.h (struct lang_hooks_for_decls): Add omp_scalar_p.
5611 * varpool.c (varpool_node::get_create): Set node->offloading
5612 even for DECL_EXTERNAL decls.
5613 * langhooks-def.h (lhd_omp_scalar_p): New prototype.
5614 (LANG_HOOKS_OMP_SCALAR_P): Define.
5615 (LANG_HOOKS_DECLS): Use it.
5617 2016-11-10 Martin Liska <mliska@suse.cz>
5620 * gimplify.c (gimplify_switch_expr): Create live_switch_vars
5621 only when SWITCH_BODY is a BIND_EXPR.
5623 2016-11-10 Pierre-Marie de Rodat <derodat@adacore.com>
5626 * dwarf2out.c (dwarf2out_early_global_decl): Call dwarf2out_decl
5627 on the context only when it has no DIE yet.
5629 2016-11-10 Richard Earnshaw <rearnsha@arm.com>
5631 * arm.h (target_cpus): Delete.
5632 * arm-opts.h (enum processor_type): Prefix entires with TARGET_CPU_.
5633 * arm.c (all_cores): Prefix IDENT with TARGET_CPU_.
5634 (all_architectures): Likewise.
5635 (arm_option_override): Adjust use of CPU enums.
5636 (arm_sched_reorder): Likewise.
5637 * vfp.md (movdi_vfp, movdi_vfp_cortexa8): Likewise.
5638 * arm.opt (mcpu, mtune): Adjust use of CPU enums.
5639 * arm/genopt.sh (processor_type): Prefix enumeration entries with
5641 * arm-tables.opt: Regenerated.
5643 2016-11-10 Siddhesh Poyarekar <siddhesh.poyarekar@linaro.org>
5645 * config/aarch64/aarch64-cores.def (qdf24xx): Update part number.
5647 * config/aarch64/aarch64-tune.md: Regenerated.
5648 * config/arm/arm-cores.def (falkor): New core.
5649 * config/arm/arm-tables.opt: Regenerated.
5650 * config/arm/arm-tune.md: Regenerated.
5651 * config/arm/bpabi.h (BE8_LINK_SPEC): Add falkor support.
5652 * config/arm/t-aprofile (MULTILIB_MATCHES): Likewise.
5653 * doc/invoke.texi (AArch64 Options/-mtune): Document it.
5654 (ARM Options/-mtune): Likewise.
5656 2016-11-10 Kugan Vivekanandarajah <kuganv@linaro.org>
5659 2016-11-09 Kugan Vivekanandarajah <kuganv@linaro.org>
5661 * ipa-cp.c (ipa_get_jf_pass_through_result): Handle unary expressions.
5662 (propagate_vr_accross_jump_function): Likewise.
5663 * ipa-prop.c (ipa_set_jf_unary_pass_through): New.
5664 (load_from_param_1): New.
5665 (load_from_unmodified_param): Factor common part into load_from_param_1.
5666 (load_from_param): New.
5667 (compute_complex_assign_jump_func): Handle unary expressions.
5668 (ipa_write_jump_function): Likewise.
5669 (ipa_read_jump_function): Likewise.
5671 2016-11-09 Segher Boessenkool <segher@kernel.crashing.org>
5673 * simplify-rtx.c (simplify_binary_operation_1): Simplify
5674 (xor (and (xor A B) C) B) to (ior (and A C) (and B ~C)) and
5675 (xor (and (xor A B) C) A) to (ior (and A ~C) (and B C)) if C
5678 2016-11-09 David Malcolm <dmalcolm@redhat.com>
5680 * print-rtl-function.c: Include varasm.h.
5681 (print_any_param_name): New function.
5682 (print_param): New function.
5683 (print_rtx_function): Call print_param for each argument.
5684 * print-rtl.c (rtx_writer::finish_directive): New function.
5685 * print-rtl.h (rtx_writer::finish_directive): New decl.
5687 2016-11-09 Uros Bizjak <ubizjak@gmail.com>
5690 * config/i386/i386.md (*<shift_insn><mode>3_doubleword): Mark
5691 operand 0 as earlyclobber.
5692 (*ashl<mode>3_doubleword): Ditto for all operand 0 alternatives.
5694 2016-11-09 Martin Liska <mliska@suse.cz>
5696 * fold-const-call.c (fold_const_call): Fix up type of s0 and s1.
5698 2016-11-09 Jakub Jelinek <jakub@redhat.com>
5701 * builtins.c (expand_builtin_memcmp): Formatting fix.
5703 * flag-types.h (enum sanitize_code): Add SANITIZE_SHIFT_BASE
5704 and SANITIZE_SHIFT_EXPONENT, change SANITIZE_SHIFT to bitwise
5705 or of them, renumber other enumerators.
5706 * opts.c (sanitizer_opts): Add shift-base and shift-exponent.
5707 * doc/invoke.texi: Document -fsanitize=shift-base and
5708 -fsanitize-shift-exponent, document -fsanitize=shift as
5709 having those 2 suboptions.
5711 2016-11-09 Richard Biener <rguenther@suse.de>
5713 * fold-const.c (tree_swap_operands_p): Remove unused arg.
5714 * fold-const.c (tree_swap_operands_p): Likewise.
5715 (fold_binary_loc): Adjust.
5716 (fold_ternary_loc): Likewise.
5717 * genmatch.c (dt_operand::gen_gimple_exp): Likewise.
5718 * gimple-fold.c (fold_stmt_1): Likewise.
5719 * gimple-match-head.c (gimple_resimplify2): Likewise.
5720 (gimple_resimplify3): Likewise.
5721 (gimple_simplify): Likewise.
5722 * tree-ssa-dom.c (record_equality): Likewise.
5723 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Likewise.
5724 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
5725 * tree-ssa-threadedge.c (simplify_control_stmt_condition_1): Likewise.
5727 2016-11-09 Richard Biener <rguenther@suse.de>
5729 * tree-ssa-dom.c (canonicalize_comparison): Remove.
5730 (optimize_stmt): Remove redundant pre-propagation canonicalization
5731 of comparison operand order.
5733 2016-11-09 Martin Liska <mliska@suse.cz>
5735 * fold-const-call.c (fold_const_call): Fix the folding.
5737 2016-11-09 Richard Biener <rguenther@suse.de>
5739 * common.opt (flag_evaluation_order): Remove.
5740 * expr.c (expand_operands): Remove code guarded by
5741 flag_evaluation_order.
5742 * fold-const.c (reorder_operands_p): Remove, it always returns
5744 (negate_expr_p): Remove calls to reorder_operands_p.
5745 (fold_negate_expr): Likewise.
5746 (tree_swap_operands_p): Likewise.
5747 (fold_binary_loc): Likewise.
5749 2016-11-09 Andreas Schwab <schwab@suse.de>
5752 * config/m68k/m68k.md: Reject out-of-range bit pos in bit-fields
5753 insns operating on a register.
5755 2016-11-09 Richard Biener <rguenther@suse.de>
5757 PR tree-optimization/78007
5758 * tree-vect-stmts.c (vectorizable_bswap): New function.
5759 (vectorizable_call): Call vectorizable_bswap for
5760 BUILT_IN_BSWAP{16,32,64} if arguments are not promoted.
5762 2016-11-09 Richard Biener <rguenther@suse.de>
5764 * tree-vect-data-refs.c (vect_compute_data_ref_alignment):
5765 Look at the DR_BASE_ADDRESS object for forcing alignment.
5767 2016-11-09 Kugan Vivekanandarajah <kuganv@linaro.org>
5769 * ipa-cp.c (ipa_get_jf_pass_through_result): Handle unary expressions.
5770 (propagate_vr_accross_jump_function): Likewise.
5771 * ipa-prop.c (ipa_set_jf_unary_pass_through): New.
5772 (load_from_param_1): New.
5773 (load_from_unmodified_param): Factor common part into load_from_param_1.
5774 (load_from_param): New.
5775 (compute_complex_assign_jump_func): Handle unary expressions.
5776 (ipa_write_jump_function): Likewise.
5777 (ipa_read_jump_function): Likewise.
5779 2016-11-09 Kugan Vivekanandarajah <kuganv@linaro.org>
5782 * ipa-cp.c (propagate_vr_accross_jump_function): Pass param type.
5783 Also fold constant passed as argument while computing value range.
5784 (propagate_constants_accross_call): Pass param type.
5785 * ipa-prop.c: export ipa_get_callee_param_type.
5786 * ipa-prop.h: export ipa_get_callee_param_type.
5788 2016-11-09 Maxim Ostapenko <m.ostapenko@samsung.com>
5790 * asan.h (asan_intercepted_p): Handle BUILT_IN_STRCSPN,
5791 BUILT_IN_STRPBRK, BUILT_IN_STRSPN and BUILT_IN_STRSTR.
5793 2016-11-09 Maxim Ostapenko <m.ostapenko@samsung.com>
5795 * asan.h (ASAN_STACK_MAGIC_PARTIAL): Remove.
5796 * asan.c (ASAN_STACK_MAGIC_PARTIAL): Replace with
5797 ASAN_STACK_MAGIC_MIDDLE.
5798 (asan_global_struct): Increase the size of fields.
5799 (asan_add_global): Add new field constructor.
5800 * sanitizer.def (__asan_version_mismatch_check_v6): Replace with
5801 __asan_version_mismatch_check_v8.
5803 2016-11-08 David Edelsohn <dje.gcc@gmail.com>
5805 * dwarf2asm.c (USE_LINKONCE_INDIRECT): Test XCOFF_DEBUGGING_INFO
5808 2016-11-08 Uros Bizjak <ubizjak@gmail.com>
5811 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p):
5812 Handle ASHIFT and LSHIFTRT.
5813 (dimode_scalar_chain::compute_convert_gain): Ditto.
5814 (dimode_scalar_chain::convert_insn): Ditto.
5816 2016-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5818 * gimple-ssa-store-merging.c: Include selftest.h
5819 (verify_array_eq): New function.
5820 (verify_shift_bytes_in_array): Likewise.
5821 (verify_shift_bytes_in_array_right): Likewise.
5822 (verify_clear_bit_region): Likewise.
5823 (verify_clear_bit_region_be): Likewise.
5824 (store_merging_c_tests): Likewise.
5825 * selftest.h (store_merging_c_tests): Declare prototype.
5826 * selftest-run-tests.c (selftest::run_tests): Run
5827 store_merging_c_tests.
5829 2016-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5831 * config/arm/arm.opt (mold-rtx-costs): Delete.
5832 (mnew-generic-costs): Delete.
5833 * config/arm/arm-protos.h (struct tune_params): Delete rtx_costs field.
5834 * config/arm/arm.c (arm_rtx_costs_1): Delete.
5835 (arm_size_rtx_costs): Likewise.
5836 (arm_slowmul_rtx_costs): Likewise.
5837 (arm_fastmul_rtx_costs): Likewise.
5838 (arm_xscale_rtx_costs): Likewise.
5839 (arm_9e_rtx_costs): Likewise.
5840 (arm_slowmul_tune, arm_fastmul_tune, arm_strongarm_tune,
5841 arm_xscale_tune, arm_9e_tune, arm_v6t2_tune, arm_cortex_tune,
5842 arm_cortex_a8_tune, arm_cortex_a7_tune, arm_cortex_a15_tune,
5843 arm_cortex_a53_tune, arm_cortex_a57_tune, arm_cortex_a9_tune,
5844 arm_cortex_a12_tune, arm_v7m_tune, arm_v6m_tune, arm_fa726te_tune
5845 arm_cortex_a5_tune, arm_xgene1_tune, arm_marvell_pj4_tune,
5846 arm_cortex_a35_tune, arm_exynosm1_tune, arm_cortex_a73_tune,
5847 arm_cortex_m7_tune):
5848 Delete rtx_costs field.
5849 (arm_new_rtx_costs): Rename to...
5850 (arm_rtx_costs_internal): ... This.
5851 (arm_rtx_costs): Remove old way of doing rtx costs.
5853 2016-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5855 * config/arm/arm.c (arm_slowmul_tune): Use generic_extra_costs.
5856 (arm_fastmul_tune): Likewise.
5857 (arm_strongarm_tune): Likewise.
5858 (arm_xscale_tune): Likewise.
5859 (arm_9e_tune): Likewise.
5860 (arm_marvell_pj4_tune): Likewise.
5861 (arm_v6t2_tune): Likewise.
5862 (arm_v6m_tune): Likewise.
5863 (arm_fa726te_tune): Likewise.
5865 2016-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5867 PR tree-optimization/78234
5868 * gimple-ssa-store-merging.c (clear_bit_region): Fix off-by-one error
5871 2016-11-08 Martin Liska <mliska@suse.cz>
5874 * dbgcnt.def: Add new debug counter asan_use_after_scope.
5875 * gimplify.c (gimplify_decl_expr): Do not sanitize vars
5876 with a value expr. Do not add artificial variables to
5877 live_switch_vars. Use the debug counter.
5878 (gimplify_target_expr): Use the debug counter.
5879 * internal-fn.def: Remove ECF_TM_PURE from ASAN_MARK builtin.
5880 * sanitizer.def: Set ATTR_NOTHROW_LEAF_LIST to
5881 BUILT_IN_ASAN_CLOBBER_N and BUILT_IN_ASAN_UNCLOBBER_N.
5883 2016-11-08 Richard Biener <rguenther@suse.de>
5885 * tree-vect-stmts.c (get_group_load_store_type): If the
5886 access is aligned do not trigger peeling for gaps.
5887 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Do not
5888 force alignment of vars with DECL_USER_ALIGN.
5890 2016-11-08 James Greenhalgh <james.greenhalgh@arm.com>
5892 * config/aarch64/t-aarch64 (aarch64-c.o): Depend on TARGET_H.
5894 2016-11-08 Richard Biener <rguenther@suse.de>
5896 PR tree-optimization/78205
5897 * tree-vect-stmts.c (vectorizable_load): Move check whether
5898 we may run into gaps when BB vectorizing SLP permutations ...
5899 * tree-vect-slp.c (vect_supported_load_permutation_p): ...
5900 here where we can do a more precise check.
5902 2016-11-08 Richard Biener <rguenther@suse.de>
5904 PR tree-optimization/78224
5905 * tree-call-cdce.c (shrink_wrap_one_built_in_call_with_conds):
5906 Split the fallthru edge in case its successor may have PHIs.
5907 Do not free dominance info.
5909 2016-11-07 Jakub Jelinek <jakub@redhat.com>
5912 * config/i386/i386.c (ix86_gimple_fold_builtin): Do not adjust
5913 EH info even for bzhi and pdep/pext.
5915 2016-11-07 Peter Bergner <bergner@vnet.ibm.com>
5917 * config.gcc (powerpc*-*-*, rs6000*-*-*): Remove setting of
5918 INCLUDE_EXTRA_SPEC for Advance Toolchain builds.
5920 2016-11-07 Segher Boessenkool <segher@kernel.crashing.org>
5922 * config/rs6000/rs6000.md (div<mode>3): Expand using rs6000_emit_swdiv
5924 * config/rs6000/vector.md (div<mode>3): Ditto.
5926 2016-11-07 David Edelsohn <dje.gcc@gmail.com>
5928 * configure.ac (.hidden): Change to conftest_s string. Provide string
5930 (gcc_cv_ld_hidden): Yes for AIX.
5931 * configure: Regenerate.
5933 * dwarf2asm.c (USE_LINKONCE_INDIRECT): Don't set for AIX (XCOFF).
5935 * config/rs6000/rs6000-protos.h (rs6000_asm_weaken_decl): Declare
5936 (rs6000_xcoff_asm_output_aligned_decl_common): Declare.
5937 * config/rs6000/xcoff.h (TARGET_ASM_GLOBALIZE_DECL_NAME): Define.
5938 (ASM_OUTPUT_ALIGNED_DECL_COMMON): Define.
5939 (ASM_OUTPUT_ALIGNED_COMMON): Delete.
5940 * config/rs6000/rs6000.c (rs6000_init_builtins): Change clog rename
5942 (rs6000_xcoff_visibility): New.
5943 (rs6000_xcoff_declare_function_name): Add visibility support.
5944 (rs6000_xcoff_asm_globalize_decl_name): New.
5945 (rs6000_xcoff_asm_output_aligned_decl_common): New.
5946 (rs6000_asm_weaken_decl): New.
5947 (rs6000_code_end): Disable HIDDEN_LINKONCE on XCOFF.
5948 config/rs6000/rs6000.h (ASM_WEAKEN_DECL): Change definition to
5951 2016-11-07 Jack Howarth <howarth.at.gcc@gmail.com>
5954 * incpath.c (remove_dup): Also silently ignore EPERM.
5956 2016-11-07 Martin Jambor <mjambor@suse.cz>
5958 * tree.c (verify_type_variant): Use pointer comparison to check that
5959 TYPE_SIZE_UNIT match.
5961 2016-11-07 Jakub Jelinek <jakub@redhat.com>
5964 * dse.c (dse_step5): Call scan_reads even if just
5965 insn_info->frame_read. Improve and fix dump file messages.
5968 * config/i386/i386.c (ix86_expand_sse_cmp): Force dest into
5969 cmp_mode argument even for -O0 if cmp_mode != mode and maskcmp.
5971 2016-11-07 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5974 * match.pd: Add following two patterns:
5975 (x == 0 & y == 0) -> (x | typeof(x)(y)) == 0.
5976 (x != 0 | y != 0) -> (x | typeof(x)(y)) != 0.
5978 2016-11-07 Bernd Schmidt <bschmidt@redhat.com>
5980 * emit-rtl.c (emit_copy_of_insn_after): Duplicate notes in order.
5981 * sel-sched-ir.c (create_copy_of_insn_rtx): Likewise.
5982 * rtl.h (duplicate_reg_notes): Declare.
5983 * rtlanal.c (duplicate_reg_note): New function.
5985 PR rtl-optimization/77309
5986 * combine.c (make_compound_operation): Allow EQ for IN_CODE, and
5987 don't assume an equality comparison for plain COMPARE.
5988 (simplify_comparison): Pass a more accurate code to
5989 make_compound_operation.
5991 2016-11-07 Pat Haugen <pthaugen@us.ibm.com>
5993 * target.def (compute_pressure_classes): New target hook.
5994 * doc/tm.texi.in: Document it.
5995 * doc/tm.texi: Regenerate.
5996 * ira.c (setup_pressure_classes): Call target hook if defined.
5998 2016-11-07 David Malcolm <dmalcolm@redhat.com>
6000 * print-rtl.c (rtx_writer::operand_has_default_value_p): New
6002 (rtx_writer::print_rtx): In compact mode, omit trailing operands
6003 that have the default values.
6004 * print-rtl.h (rtx_writer::operand_has_default_value_p): New
6006 * rtl-tests.c (selftest::test_dumping_insns): Remove empty
6007 label string from expected dump.
6008 (seltest::test_uncond_jump): Remove trailing "(nil)" for REG_NOTES
6011 2016-11-07 Jakub Jelinek <jakub@redhat.com>
6014 * alias.c (nonoverlapping_memrefs_p): If one decl is
6015 FUNCTION_DECL or LABEL_DECL and the other is not, return 1.
6017 2016-11-07 Richard Biener <rguenther@suse.de>
6020 * config/i386/i386.c (ix86_gimple_fold_builtin): Do not adjust
6023 2016-11-07 Richard Biener <rguenther@suse.de>
6025 PR tree-optimization/78218
6026 * gimple-ssa-store-merging.c
6027 (pass_store_merging::terminate_all_aliasing_chains):
6028 Drop unused argument, fix alias check to also consider uses.
6029 (pass_store_merging::execute): Adjust.
6031 2016-11-07 Richard Biener <rguenther@suse.de>
6033 PR tree-optimization/78228
6034 * tree-ssa-phiopt.c (abs_replacement): Avoid introducing
6037 2016-11-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6040 * config/aarch64/aarch64.md (*tb<optab><mode>1): Use
6041 aarch64_simd_shift_imm_<mode> predicate for operand 1.
6042 (<optab>, ANY_EXTRACT): Use tighter predicates on operands 2 and 3
6043 to restrict them to an appropriate range and add FAIL check if the
6044 region they specify is out of range. Delete useless constraint
6046 (*<optab><mode>, ANY_EXTRACT): Add appropriate predicates on operands
6047 2 and 3 to restrict their range and add pattern predicate.
6049 2016-11-07 Martin Liska <mliska@suse.cz>
6051 * asan.c (enum asan_check_flags): Move the enum to header file.
6052 (asan_init_shadow_ptr_types): Make type creation more generic.
6053 (shadow_mem_size): New function.
6054 (asan_emit_stack_protection): Use newly added ASAN_SHADOW_GRANULARITY.
6055 Rewritten stack unpoisoning code.
6056 (build_shadow_mem_access): Add new argument return_address.
6057 (instrument_derefs): Instrument local variables if use after scope
6058 sanitization is enabled.
6059 (asan_store_shadow_bytes): New function.
6060 (asan_expand_mark_ifn): Likewise.
6061 (asan_sanitize_stack_p): Moved from asan_sanitize_stack_p.
6062 * asan.h (enum asan_mark_flags): Moved here from asan.c
6063 (asan_protect_stack_decl): Protect all declaration that need
6065 (asan_sanitize_use_after_scope): New function.
6066 (asan_no_sanitize_address_p): Likewise.
6067 * cfgexpand.c (partition_stack_vars): Consider
6068 asan_sanitize_use_after_scope in condition.
6069 (expand_stack_vars): Likewise.
6070 * common.opt (-fsanitize-address-use-after-scope): New option.
6071 * doc/invoke.texi (use-after-scope-direct-emission-threshold):
6072 Explain the parameter.
6073 * flag-types.h (enum sanitize_code): Define SANITIZE_USE_AFTER_SCOPE.
6074 * gimplify.c (build_asan_poison_call_expr): New function.
6075 (asan_poison_variable): Likewise.
6076 (gimplify_bind_expr): Generate poisoning/unpoisoning for local
6077 variables that have address taken.
6078 (gimplify_decl_expr): Likewise.
6079 (gimplify_target_expr): Likewise for C++ temporaries.
6080 (sort_by_decl_uid): New function.
6081 (gimplify_expr): Unpoison all variables for a label we can jump
6082 from outside of a scope.
6083 (gimplify_switch_expr): Unpoison variables defined in the switch
6085 (gimplify_function_tree): Clear asan_poisoned_variables.
6086 (asan_poison_variables): New function.
6087 (warn_switch_unreachable_r): Handle IFN_ASAN_MARK.
6088 * internal-fn.c (expand_ASAN_MARK): New function.
6089 * internal-fn.def (ASAN_MARK): Declare.
6090 * opts.c (finish_options): Handle -fstack-reuse if
6091 -fsanitize-address-use-after-scope is enabled.
6092 (common_handle_option): Enable address sanitization if
6093 -fsanitize-address-use-after-scope is enabled.
6094 * params.def (PARAM_USE_AFTER_SCOPE_DIRECT_EMISSION_THRESHOLD):
6096 * params.h: Likewise.
6097 * sancov.c (pass_sanopt::execute): Handle IFN_ASAN_MARK.
6098 * sanitizer.def: Define __asan_poison_stack_memory and
6099 __asan_unpoison_stack_memory functions.
6100 * asan.c (asan_mark_poison_p): New function.
6101 (transform_statements): Handle asan_mark_poison_p calls.
6102 * gimple.c (nonfreeing_call_p): Handle IFN_ASAN_MARK.
6104 2016-11-07 Tamar Christina <tamar.christina@arm.com>
6107 * Makefile.in (SELFTEST_FLAGS): Added -o /dev/null.
6109 2016-11-07 Martin Liska <mliska@suse.cz>
6111 * tree-profile.c (gimple_gen_time_profiler): Set proper type
6112 to time_profiler_counter_ptr.
6114 2016-11-07 Richard Biener <rguenther@suse.de>
6116 PR tree-optimization/37150
6117 * tree-vectorizer.h (vect_transform_slp_perm_load): Add n_perms
6119 * tree-vect-slp.c (vect_supported_load_permutation_p): Adjust.
6120 (vect_analyze_slp_cost_1): Account for the real number of
6121 permutations emitted and for dead loads.
6122 (vect_transform_slp_perm_load): Add n_perms parameter counting
6123 the number of emitted permutations.
6124 * tree-vect-stmts.c (vectorizable_load): Adjust.
6126 2016-11-07 Richard Biener <rguenther@suse.de>
6128 PR tree-optimization/78189
6129 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Fix
6130 alignment computation.
6132 2016-11-06 Kugan Vivekanandarajah <kuganv@linaro.org>
6134 * ipa-cp.c (ipcp_bits_lattice::meet_with): Remove unreachable code.
6136 2016-11-05 Martin Sebor <msebor@redhat.com>
6138 * doc/invoke.texi (Warning Options): Correct typos in -Walloca
6141 2016-11-05 David Edelsohn <dje.gcc@gmail.com>
6145 * ipa-comdats.c (pass_ipa_comdats::gate): Require HAVE_COMDAT_GROUP.
6147 2016-11-04 Jakub Jelinek <jakub@redhat.com>
6150 * alias.c (nonoverlapping_memrefs_p): Return 0 if exprx or expry
6151 doesn't have rtl set.
6153 2016-11-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6155 * config/rs6000/rs6000.c (gimple-ssa.h): New #include.
6156 (TARGET_GIMPLE_FOLD_BUILTIN): Define as
6157 rs6000_gimple_fold_builtin.
6158 (rs6000_gimple_fold_builtin): New function. Add handling for
6159 early expansion of vector addition builtins.
6161 2016-11-04 Eric Botcazou <ebotcazou@adacore.com>
6163 * expr.h (copy_blkmode_from_reg): Delete.
6164 * expr.c (copy_blkmode_from_reg): Make static.
6166 2016-11-04 Eric Botcazou <ebotcazou@adacore.com>
6168 * defaults.h (LOAD_EXTEND_OP): Define if not already defined.
6169 * combine.c (LOAD_EXTEND_OP): Delete.
6170 (simplify_comparison): Fix comment about LOAD_EXTEND_OP.
6171 * cse.c (LOAD_EXTEND_OP): Delete.
6172 * fold-const.c (LOAD_EXTEND_OP): Likewise.
6173 * fwprop.c (free_load_extend): Remove #ifdef LOAD_EXTEND_OP/#endif.
6174 * postreload.c (LOAD_EXTEND_OP): Delete.
6175 * reload.c (push_reload): Remove #ifdef LOAD_EXTEND_OP/#endif.
6176 Convert conditional compilation based on WORD_REGISTER_OPERATIONS.
6177 (find_reloads): Likewise.
6178 * reload1.c (eliminate_regs_1): Likewise.
6179 * rtlanal.c (nonzero_bits1): Remove #ifdef LOAD_EXTEND_OP/#endif.
6180 (num_sign_bit_copies1): Likewise.
6182 2016-11-04 David Malcolm <dmalcolm@redhat.com>
6184 * config/i386/i386.c: Include "selftest.h" and "selftest-rtl.h".
6185 (selftest::ix86_test_dumping_hard_regs): New function.
6186 (selftest::ix86_run_selftests): New function.
6187 (TARGET_RUN_TARGET_SELFTESTS): When CHECKING_P, wire this up to
6188 selftest::ix86_run_selftests.
6189 * doc/tm.texi.in (TARGET_RUN_TARGET_SELFTESTS): New.
6190 * doc/tm.texi: Regenerate
6191 * selftest-rtl.h: New file.
6192 * rtl-tests.c: Include "selftest-rtl.h".
6193 (selftest::assert_rtl_dump_eq): Make non-static.
6194 (ASSERT_RTL_DUMP_EQ): Move to selftest-rtl.h.
6195 (selftest::test_dumping_regs): Update comment.
6196 * selftest-run-tests.c: Include "target.h".
6197 (selftest::run_tests): If non-NULL, call
6198 targetm.run_target_selftests.
6199 * target.def (run_target_selftests): New hook.
6201 2016-11-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
6203 * config/arm/arm-arches.def (armv8-m.main+dsp): Set Cortex-M33 as
6204 representative core for this architecture.
6205 * config/arm/arm-cores.def (cortex-m33): Define new processor.
6206 * config/arm/arm-tables.opt: Regenerate.
6207 * config/arm/arm-tune.md: Likewise.
6208 * config/arm/bpabi.h (BE8_LINK_SPEC): Add Cortex-M33 to the list of
6209 valid -mcpu options.
6210 * doc/invoke.texi (ARM Options): Document new Cortex-M33 processor.
6212 2016-11-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
6214 * config/arm/arm-arches.def (armv8-m.base): Set Cortex-M23 as
6215 representative core for this architecture.
6216 * config/arm/arm-cores.def (cortex-m23): Define new processor.
6217 * config/arm/arm-tables.opt: Regenerate.
6218 * config/arm/arm-tune.md: Likewise.
6219 * config/arm/arm.c (arm_v6m_tune): Add Cortex-M23 to the list of cores
6220 this tuning parameters apply to in the comment.
6221 * config/arm/bpabi.h (BE8_LINK_SPEC): Add Cortex-M23 to the list of
6222 valid -mcpu options.
6223 * doc/invoke.texi (ARM Options): Document new Cortex-M23 processor.
6225 2016-11-04 Bin Cheng <bin.cheng@arm.com>
6227 * fold-const.c (fold_cond_expr_with_comparison): Remove call
6228 to pedantic_non_lvalue_loc. Remove useless code for lvalue
6229 where cond_expr can't be a lvalue.
6231 2016-11-04 Claudiu Zissulescu <claziss@synopsys.com>
6233 * config/arc/arc.c (arc_process_double_reg_moves): Use
6235 * config/arc/arc.md (movsi_insn): Disable unsupported move
6236 instructions for ARCv2 cores.
6237 (movdi): Use prepare_move_operands.
6238 (movsf, movdf): Use move_dest_operand predicate.
6239 * config/arc/constraints.md (Chs): Enable when barrel shifter is
6241 * config/arc/fpu.md (divsf3): Change to divsf3_fpu.
6242 * config/arc/fpx.md (dexcl_3op_peep2_insn): Dx data register is
6244 (dexcl_3op_peep2_insn_nores): Likewise.
6245 * config/arc/arc.h (SHIFT_COUNT_TRUNCATED): Define to one.
6246 (LINK_COMMAND_SPEC): Remove.
6248 2016-11-04 Richard Biener <rguenther@suse.de>
6251 * loop-invariant.c (find_exits): Record entering inner
6252 loops as possibly exiting to handle infinite sub-loops.
6253 * tree-ssa-loop-im.c: Include tree-ssa-loop-niter.h.
6254 (fill_always_executed_in_1): Honor infinite child loops.
6256 2016-11-03 Michael Meissner <meissner@linux.vnet.ibm.com>
6259 * config/rs6000/vsx.md (vsx_extract_<mode>_di): The element number
6260 has already been adjusted for endianness, so don't adjust it any
6264 * config/rs6000/rs6000.h (FLOAT128_IBM_P): Do not allow IFmode or
6265 ICmode unless we have standard PowerPC floating point.
6266 * config/rs6000/rs6000.md (FP iterator): Likewise.
6267 (FMOVE128 iterator): Likewise.
6269 2016-11-03 Jakub Jelinek <jakub@redhat.com>
6270 Alexandre Oliva <aoliva@redhat.com>
6271 Jason Merrill <jason@redhat.com>
6275 * langhooks.h (struct lang_hooks_for_types): Add type_dwarf_attribute
6277 * langhooks.c (lhd_type_dwarf_attribute): New function.
6278 * langhooks-def.h (lhd_type_dwarf_attribute): Declare.
6279 (LANG_HOOKS_TYPE_DWARF_ATTRIBUTE): Define.
6280 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add
6281 LANG_HOOKS_TYPE_DWARF_ATTRIBUTE.
6282 (check_qualified_type, check_aligned_type): Call it.
6283 * dwarf2out.c (modified_type_die): Don't use type_main_variant
6284 for FUNCTION_TYPE or METHOD_TYPE, instead walk over variants with
6285 check_base_type and check_lang_type.
6286 (gen_ptr_to_mbr_type_die): If lookup_type_die is already non-NULL,
6287 return early. For pointer-to-data-member add DW_AT_use_location
6289 (gen_subroutine_type_die): Add DW_AT_{,rvalue_}reference attribute
6291 (gen_type_die_with_usage): Don't use type_main_variant
6292 for FUNCTION_TYPE or METHOD_TYPE, instead walk over variants with
6293 check_base_type and check_lang_type. Formatting fixes. Call
6294 get_debug_type langhook.
6296 2016-11-03 Jason Merrill <jason@redhat.com>
6298 * tree.c (check_lang_type): New.
6299 (check_qualified_type): Use it.
6300 (check_aligned_type): Use it.
6301 * tree.h: Declare it.
6303 2016-11-03 Richard Earnshaw <rearnsha@arm.com>
6305 * config.gcc (arm-wrs-vxworks): Set target_cpu_cname.
6306 (arm*-freebsd*): Likewise.
6307 (arm*-*-netbsdelf*): Likewise.
6308 (arm*-*-linux*): Likewise.
6309 (arm*-*-uclinux*eabi*): Likewise.
6310 (arm*-*-phoenix*): Likewise.
6311 (arm*-*-eabi*, arm*-*-symbianelf*, arm*-*-rtems*): Likewise.
6312 (arm*-*-*): Don't clobber target_cpu_cname when --with-cpu is not
6313 specified. Default to arm6 if target_cpu_cname is not set.
6314 * arm/arm.c (arm_option_override): Simplify logic. Assert that the
6315 default cpu has been correctly configured.
6316 * arm/arm.h (TARGET_CPU_DEFAULT): Delete.
6317 (target_cpus): Delete TARGET_CPU_generic, add TARGET_CPU_num_cores.
6318 * arm/freebsd.h (SUBTARGET_CPU_DEFAULT): Delete.
6319 * arm/linux-eabi.h (SUBTARGET_CPU_DEFAULT): Delete.
6320 * arm/linux-elf.h (SUBTARGET_CPU_DEFAULT): Delete.
6321 * arm/symbian.h (SUBTARGET_CPU_DEFAULT): Delete.
6322 * arm/unknown-elf.h (SUBTARGET_CPU_DEFAULT): Delete.
6324 2016-11-03 Jiong Wang <jiong.wang@arm.com>
6326 * reg-notes.def (CFA_VAL_EXPRESSION): New entry.
6327 * dwarf2cfi.c (dwarf2out_frame_debug_cfa_val_expression): New function.
6328 (dwarf2out_frame_debug): Support REG_CFA_VAL_EXPRESSION.
6329 (output_cfa_loc): Support DW_CFA_val_expression.
6330 (output_cfa_loc_raw): Likewise.
6331 (output_cfi): Likewise.
6332 (output_cfi_directive): Likewise.
6333 * dwarf2out.c (dw_cfi_oprnd1_desc): Support DW_CFA_val_expression.
6334 (dw_cfi_oprnd2_desc): Likewise.
6335 (mem_loc_descriptor): Recognize new pattern generated for value
6338 2016-11-03 Segher Boessenkool <segher@kernel.crashing.org>
6340 PR rtl-optimization/78186
6341 * combine.c (change_zero_ext): Mask the RHS of a zero_extract as
6342 well, when converting to IOR.
6344 2016-11-03 Eric Botcazou <ebotcazou@adacore.com>
6346 * config/sparc/sparc.md (vec_interleave_lowv8qi): Delete.
6347 (vec_interleave_highv8qi): Likewise.
6349 2016-11-03 Martin Liska <mliska@suse.cz>
6351 * profile.c (instrument_values): Fix coding style.
6352 (branch_prob): Use renamed function.
6353 * tree-profile.c (init_ic_make_global_vars): Likewise.
6354 (gimple_init_edge_profiler): Rename to
6355 gimple_init_gcov_profiler.
6356 tree_time_profiler_counter variable declaration.
6357 (gimple_gen_time_profiler): Rewrite to do a direct gimple code
6359 * value-prof.h: Remove an argument.
6361 2016-11-03 Richard Biener <rguenther@suse.de>
6363 * config/rs6000/rs6000.c (rs6000_xcoff_declare_object_name): Use
6364 symtab_node::get_create.
6366 2016-11-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6368 * rtlanal.c (nonzero_bits1): Fix WORD_REGISTER_OPERATIONS condition.
6369 Move comments into more natural position.
6371 2016-11-03 Vineet Gupta <vgupta@synopsys.com>
6373 * config/arc/arc.h (SIZE_TYPE): Define as unsigned int.
6374 (PTRDIFF_TYPE): Define as int.
6376 2016-11-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6378 * ccmp.c (expand_ccmp_expr_1): Adjust.
6379 (expand_ccmp_expr): Likewise.
6380 (expand_ccmp_next): Likewise.
6381 * config/aarch64/aarch64.c (aarch64_gen_ccmp_next): Likewise.
6382 (aarch64_gen_ccmp_first): Likewise.
6383 * doc/tm.texi: Regenerate.
6384 * target.def (gen_ccmp_first): Change argument types to rtx_insn *.
6385 (gen_ccmp_next): Likewise.
6387 2016-11-03 Bin Cheng <bin.cheng@arm.com>
6389 * tree-vect-loop.c (destroy_loop_vec_info): Handle cond_expr.
6390 (vect_is_simple_reduction): Swap cond_reduction by inversion.
6392 2016-11-02 Uros Bizjak <ubizjak@gmail.com>
6394 * config/i386/i386.c (ix86_init_libfuncs): New. Call
6395 darwin_rename_builtins here.
6396 (ix86_expand_divmod_libfunc): New.
6397 (TARGET_INIT_LIBFUNCS): Unconditionally define to ix86_init_libfuncs.
6398 (TARGET_EXPAND_DIVMOD_LIBFUNC): Define.
6400 2016-11-02 Cesar Philippidis <cesar@codesourcery.com>
6401 Nathan Sidwell <nathan@acm.org>
6403 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): Set to zero.
6405 2016-11-02 Max Filippov <jcmvbkbc@gmail.com>
6407 * config/xtensa/xtensa.c (xtensa_output_integer_literal_parts):
6409 (xtensa_output_literal): Use xtensa_output_integer_literal_parts
6410 to format MODE_INT and MODE_PARTIAL_INT literals.
6412 2016-11-02 Segher Boessenkool <segher@kernel.crashing.org>
6415 * config/r6000/rs6000.c (rs6000_get_separate_components): Return
6416 NULL if TARGET_SPE_ABI.
6418 2016-11-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6420 * gimple-ssa-store-merging.c (encode_tree_to_bitpos): Don't forget to
6421 clear padding bits even when they're less than a byte.
6423 2016-11-02 Richard Biener <rguenther@suse.de>
6425 * gimple-ssa-store-merging.c: Include gimplify-me.h.
6426 (imm_store_chain_info::output_merged_stores): Force base_addr
6427 to be proper GIMPLE for a MEM_REF address.
6428 (pass_store_merging::execute): Restrict negative bitpos
6429 handling to non-MEM_REF bases. Remove TREE_THIS_VOLATILE
6430 check. Take into account non-NULL_TREE offset if the base
6431 is already addressable.
6433 2016-11-26 Wilco Dijkstra <wdijkstr@arm.com>
6435 * config/aarch64/aarch64-simd.md (aarch64_crypto_sha1hv4si):
6437 (aarch64_be_crypto_sha1hv4si): New pattern.
6439 2016-11-02 Wilco Dijkstra <wdijkstr@arm.com>
6441 * config/aarch64/aarch64.md (add<mode>3): Remove
6442 redundant code. Don't split frame based additions.
6444 2016-11-02 Richard Biener <rguenther@suse.de>
6446 * gimple-ssa-store-merging.c (struct store_immediate_info): Remove
6447 redundant val and dest members.
6448 (store_immediate_info::store_immediate_info): Adjust.
6449 (merged_store_group::merged_store_group): Adjust.
6450 (merged_store_group::apply_stores): Likewise.
6451 (struct imm_store_chain_info): Add base_addr field.
6452 (imm_store_chain_info::imm_store_chain_info): New constructor.
6453 (imm_store_chain_info::terminate_and_process_chain): Do not pass base.
6454 (imm_store_chain_info::output_merged_store): Likewise. Use
6455 addr_base which is already the address.
6456 (imm_store_chain_info::output_merged_stores): Likewise.
6457 (pass_tree_store_merging::terminate_all_aliasing_chains): Take
6458 imm_store_chain_info instead of base. Fix alias check.
6459 (pass_tree_store_merging::terminate_and_release_chain): Likewise.
6460 (imm_store_chain_info::coalesce_immediate_stores): Adjust.
6461 (pass_store_merging::execute): Refuse to operate on TARGET_MEM_REF.
6462 use the address of the base and adjust for other changes.
6464 2016-11-02 Martin Liska <mliska@suse.cz>
6466 * fold-const-call.c (host_size_t_cst_p): Test whether
6467 t is convertible to size_t.
6469 2016-11-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6471 PR tree-optimization/78170
6472 * gimple-ssa-store-merging.c (encode_tree_to_bitpos): Truncate padding
6473 introduced by native_encode_expr on little-endian as well.
6475 2016-11-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6477 PR tree-optimization/78162
6478 * gimple-ssa-store-merging.c (execute): Mark stores with bitpos < 0
6481 2016-11-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6483 * config/aarch64/aarch64.c (aarch64_register_saved_on_entry): Add
6485 (aarch64_next_callee_save): Likewise.
6486 (aarch64_pushwb_single_reg): Likewise.
6487 (aarch64_gen_storewb_pair): Likewise.
6488 (aarch64_push_regs): Likewise.
6489 (aarch64_gen_loadwb_pair): Likewise.
6490 (aarch64_pop_regs): Likewise.
6491 (aarch64_gen_store_pair): Likewise.
6492 (aarch64_gen_load_pair): Likewise.
6493 (aarch64_save_callee_saves): Likewise.
6494 (aarch64_restore_callee_saves): Likewise.
6496 2016-11-02 Richard Biener <rguenther@suse.de>
6498 PR tree-optimization/78035
6499 PR tree-optimization/77964
6500 * gimple-pretty-print.c (pp_points_to_solution): Print
6501 vars_contains_interposable.
6502 * tree-ssa-alias.c: Include varasm.h.
6503 (ptrs_compare_unequal): Check vars_contains_interposable and
6504 decl_binds_to_current_def_p.
6505 (dump_points_to_solution): Dump vars_contains_interposable.
6506 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_interposable
6508 * tree-ssa-structalias.c: Include varasm.h.
6509 (set_uids_in_ptset): Record whether vars contains a
6510 not decl_binds_to_current_def_p variable in vars_contains_interposable.
6511 (ipa_escaped_pt): Update initializer.
6513 2016-11-02 Richard Biener <rguenther@suse.de>
6515 PR tree-optimization/78047
6516 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Initialize
6517 fake field at offset zero conservatively regarding to may_have_pointers.
6519 2016-11-02 Richard Biener <rguenther@suse.de>
6521 * tree-vrp.c (evrp_dom_walker::before_dom_children): Call
6522 infer_value_range on stmt ops and update value-ranges.
6523 Dump visited stmts and blocks.
6524 (evrp_dom_walker::push_value_range): Dump changes.
6525 (evrp_dom_walker::pop_value_range): Likewise.
6526 (evrp_dom_walker::try_find_new_range): Avoid noop changes.
6528 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6530 * emit-rtl.c (prev_nonnote_insn_bb): Change argument type to
6532 * rtl.h (prev_nonnote_insn_bb): Adjust prototype.
6534 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6536 * cfgrtl.c (delete_insn_chain): Change argument type to rtx_insn *
6537 and adjust for that.
6538 * cfgrtl.h (delete_insn_chain): Adjust prototype.
6540 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6542 * config/rl78/rl78.c (gen-and_emit_move): Change argument type
6544 (transcode_memory_rtx): Likewise.
6545 (move_to_acc): Likewise.
6546 (move_from_acc): Likewise.
6547 (move_acc_to_reg): Likewise.
6548 (move_to_x): Likewise.
6549 (move_to_hl): Likewise.
6550 (move_to_de): Likewise.
6551 * config/rs6000/rs6000.c (emit_frame_save): Likewise.
6552 (rs6000_emit_savres_rtx): Likewise.
6553 (rs6000_emit_prologue): Likewise.
6554 * reorg.c (update_reg_unused_notes): Likewise.
6555 * rtl.h (remove_note): Adjust prototype.
6556 * rtlanal.c (remove_note): Make argument type rtx_insn *.
6558 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6560 * config/alpha/alpha.c (alpha_legitimize_address_1): Split up
6561 variables so some can be rtx_insn *.
6562 (alpha_emit_xfloating_libcall): Likewise.
6563 * config/mips/mips.c (mips_call_tls_get_addr): Likewise.
6564 (mips_legitimize_tls_address): Likewise.
6565 * optabs.c (expand_binop): Likewise.
6566 * reload1.c (gen_reload): Likewise.
6568 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6570 * reorg.c (relax_delay_slots): Split up the trial variable.
6572 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6574 * config/arc/arc.c (arc_emit_call_tls_get_addr): Make the type
6575 of variables rtx_insn *.
6576 * config/arm/arm.c (arm_call_tls_get_addr): Likewise.
6577 (legitimize_tls_address): Likewise.
6578 * config/bfin/bfin.c (hwloop_optimize): Likewise.
6579 (bfin_gen_bundles): Likewise.
6580 * config/c6x/c6x.c (reorg_split_calls): Likewise.
6581 (c6x_reorg): Likewise.
6582 * config/frv/frv.c (frv_reorder_packet): Likewise.
6583 * config/i386/i386.c (ix86_split_idivmod): Likewise.
6584 * config/ia64/ia64.c (ia64_expand_compare): Likewise.
6585 * config/m32c/m32c.c (m32c_prepare_shift): Likewise.
6586 * config/mn10300/mn10300.c: Likewise.
6587 * config/rl78/rl78.c: Likewise.
6588 * config/s390/s390.c (s390_fix_long_loop_prediction): Likewise.
6589 * config/sh/sh-mem.cc (sh_expand_cmpstr): Likewise.
6590 (sh_expand_cmpnstr): Likewise.
6591 (sh_expand_strlen): Likewise.
6592 (sh_expand_setmem): Likewise.
6593 * config/sh/sh.md: Likewise.
6594 * emit-rtl.c (emit_pattern_before): Likewise.
6595 * except.c: Likewise.
6596 * final.c: Likewise.
6599 2016-11-01 Jason Merrill <jason@redhat.com>
6601 * tree-inline.c (copy_tree_body_r): Only copy the taken branch of
6602 a COND_EXPR with constant condition.
6604 2016-11-01 Jakub Jelinek <jakub@redhat.com>
6606 * dwarf2out.c (gen_variable_die): Remove again origin_die variable
6607 and its initialization.
6609 2016-11-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6611 * dwarf2out.c (output_rnglists): Wrap basebuf, len in
6614 2016-11-01 Jakub Jelinek <jakub@redhat.com>
6616 * dwarf2out.c (add_name_and_src_coords_attributes): Add NO_LINKAGE_NAME
6617 argument, don't call add_linkage_name if it is true.
6618 (gen_variable_die): For C++ inline static data members, consider the
6619 initial call when old_die is NULL to be declaration and call
6620 add_name_and_src_coords_attributes in that case with true as
6621 NO_LINKAGE_NAME. Add DW_AT_inline attribute if needed.
6622 (gen_member_die): For C++ inline static data members, emit a
6623 definition DIE right away in DW_TAG_compile_unit context.
6625 2016-11-01 John David Anglin <danglin@gcc.gnu.org>
6628 * config/pa/pa.md: Add new shift/add patterns to handle
6629 (plus (mult (reg) (mem_shadd_operand)) (reg)) source operand.
6631 2016-11-01 Max Filippov <jcmvbkbc@gmail.com>
6633 * config/xtensa/xtensa-protos.h
6634 (xtensa_use_return_instruction_p): New prototype.
6635 * config/xtensa/xtensa.c (xtensa_current_frame_size,
6636 xtensa_callee_save_size): Remove.
6637 (struct machine_function): Add new fields: current_frame_size,
6638 callee_save_size, frame_laid_out and epilogue_done.
6639 (compute_frame_size, xtensa_expand_prologue,
6640 xtensa_expand_epilogue): Replace xtensa_callee_save_size with
6641 cfun->machine->callee_save_size and xtensa_current_frame_size
6642 with cfun->machine->current_frame_size.
6643 (compute_frame_size): Update cfun->machine->frame_laid_out and
6644 don't update frame layout after reload completion.
6645 (xtensa_expand_epilogue): Set cfun->machine->epilogue_done
6646 instead of zeroing xtensa_current_frame_size.
6647 (xtensa_use_return_instruction_p): New function.
6648 * config/xtensa/xtensa.h (xtensa_current_frame_size): Remove
6650 (INITIAL_ELIMINATION_OFFSET): Use return value of
6651 compute_frame_size instead of xtensa_current_frame_size value.
6652 * config/xtensa/xtensa.md ("return" pattern): Use new predicate
6653 function xtensa_use_return_instruction_p instead of inline code.
6655 2016-11-01 Jakub Jelinek <jakub@redhat.com>
6657 * tree.h (BLOCK_IN_COLD_SECTION_P): Define.
6658 * final.c (final_scan_insn): Set BLOCK_IN_COLD_SECTION_P.
6659 * dwarf2out.c (rnglist_idx): New variable.
6660 (struct dw_ranges): Add label, idx and maybe_new_sec fields.
6661 (DEBUG_RNGLISTS_SECTION): Define.
6662 (ranges_base_label): New variable.
6663 (size_of_die) <case dw_val_class_range_list>: If using
6664 DW_FORM_rnglistx, count size of uleb128 of range list index.
6665 (value_format) <case dw_val_class_range_list>: For
6666 -gdwarf-5 -gsplit-dwarf return DW_FORM_rnglistx.
6667 (output_range_list_offset): Handle -gdwarf-5 .debug_rnglists
6668 offsets. Multiply dwarf < 5 offsets by 2 * DWARF_ADDR_SIZE.
6669 (add_ranges_num): Remove useless prototype. Don't multiply
6670 by 2 * DWARF2_ADDR_SIZE. Add maybe_new_sec argument, adjust
6671 for new fields added to dw_ranges struct.
6672 (add_ranges): Add maybe_new_sec argument and pass it
6673 through to add_ranges_num.
6674 (note_rnglist_head): New function.
6675 (add_ranges_by_labels): Pass true as maybe_new_sec to
6676 add_ranges_num, call note_rnglist_head on the head of the list.
6677 (output_ranges): Add function comment. Switch to
6678 .debug_ranges section here and emit .Ldebug_ranges0 label.
6679 (index_rnglists, output_rnglists): New functions.
6680 (gen_subprogram_die): Formatting fixes.
6681 (add_high_low_attributes): Don't divide offsets
6682 by 2 * DWARF2_ADDR_SIZE. Call note_rnglist_head on the
6683 first list element or when pointing into the middle of
6684 a list. Pass true as second argument to add_ranges on the
6685 first block fragment after cold/hot section switch.
6686 (init_sections_and_labels): For -gdwarf-5 use .debug_rnglists
6687 section instead of .debug_ranges. Initialize
6688 ranges_base_label if -gdwarf-5 -gsplit-dwarf.
6689 (dwarf2out_finish): For -gdwarf-5 -gsplit-dwarf call
6690 index_rnglists and add DW_AT_rnglists_base attr. Don't switch
6691 to dwarf_ranges_section here or emit .Ldebug_ranges0 label.
6692 Call output_rnglists for -gdwarf-5.
6693 (dwarf2out_c_finalize): Clear rnglist_idx.
6695 2016-11-01 Fritz Reese <fritzoreese@gmail.com>
6697 * combine.c (simplify_compare_const): Add gcc_fallthrough.
6699 2016-11-01 Bilyan Borisov <bilyan.borisov@arm.com>
6700 Tamar Christina <tamar.christina@arm.com>
6702 * config/arm/arm-c.c (arm_cpu_builtins): New macro definition.
6703 * config/arm/arm_neon.h (vmaxnm_f32): New intrinsinc.
6704 (vmaxnmq_f32): Likewise.
6705 (vminnm_f32): Likewise.
6706 (vminnmq_f32): Likewise.
6707 * config/arm/arm_neon_builtins.def (vmaxnm): New builtin.
6709 * config/arm/neon.md (neon_<fmaxmin_op><mode>, VCVTF): New
6712 2016-10-31 Michael Meissner <meissner@linux.vnet.ibm.com>
6714 * config/rs6000/vsx.md (VSX_EXTRACT_FL): New iterator for all
6715 binary floating point types supported by the hardware except for
6717 (vsx_xvcvsxwdp_df): Provide scalar result alternative to the
6718 vector instruction for optimizing extracting a SImode from a
6719 V4SImode vector and converting it to floating point.
6720 (vsx_xvcvuxwdp_df): Likewise.
6721 (vsx_extract_si): On ISA 3.0, allow extract target and temporary
6722 registers to be any VSX register. Move stores to the end of the
6724 (vsx_extract_si_<uns>float_df): New combiner pattern and splitter
6725 to optimize extracting a SImode from a V4SImode vector and
6726 converting it to a binary floating point type supported by the
6727 hardware. Use the vector converts instead of extracting the
6728 element, sign extending it, and then converting it to double.
6729 Other floating point types than double first convert to double,
6730 then the double is converted to that type.
6731 (vsx_extract_si_<uns>float_<mode>): Likewise.
6733 2016-10-31 Andrew Pinski <apinski@cavium.com>
6735 * config/aarch64/driver-aarch64.c (host_detect_local_cpu):
6736 Rewrite handling of part num to handle the case where
6737 multiple implementers share the same part num.
6739 2016-10-31 Jan Kratochvil <jan.kratochvil@redhat.com>
6740 Jakub Jelinek <jakub@redhat.com>
6742 * dwarf2out.c (DWARF_COMPILE_UNIT_HEADER_SIZE): Adjust for -gdwarf-5.
6743 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): Likewise.
6745 2016-10-31 Jakub Jelinek <jakub@redhat.com>
6747 * dwarf2out.c (dwarf_AT): Handle DW_AT_dwo_name.
6748 (use_debug_types): Adjust comment for DWARF5 DW_UT_type units.
6749 (new_die): Handle DW_TAG_skeleton_unit like DW_TAG_compile_unit.
6750 (is_cu_die, is_unit_die): Likewise.
6751 (should_move_die_to_comdat, break_out_comdat_types): Adjust
6752 comments for DWARF5 DW_UT_type units.
6753 (output_compilation_unit_header): Add UT argument, output
6754 start of DWARF5 .debug_info section header.
6755 (output_comp_unit): Add dwo_id argument. Adjust
6756 output_compilation_unit_header caller, for DW_UT_split_compile
6757 emit dwo_id field, otherwise padding1. Emit padding2 field.
6758 (add_top_level_skeleton_die_attrs): Add DW_AT_dwo_name
6759 rather than DW_AT_GNU_dwo_name attr for -gdwarf-5.
6760 (output_skeleton_debug_sections): Add dwo_id argument, for
6761 -gdwarf-5 emit DWARF 5 DW_UT_skeleton header.
6762 (output_comdat_type_unit): For -gdwarf-5 emit .debug_info
6763 DW_UT_type or DW_UT_split_type units rather than .debug_types.
6764 (dwarf2out_finish): Use DW_TAG_skeleton_unit rather than
6765 DW_TAG_compile_unit for skeleton unit die. Don't add
6766 DW_AT_GNU_dwo_id attributes for -gdwarf-5, instead pass checksum
6767 address to output_comp_unit and output_skeleton_debug_sections.
6769 * dwarf2out.c (debug_line_str_section): New variable.
6770 (debug_line_str_hash): Likewise.
6771 (DEBUG_LINE_STR_SECTION): Define.
6772 (set_indirect_string): Handle DW_FORM_line_strp like
6774 (find_string_form): Fix up formatting.
6775 (size_of_die): Handle DW_FORM_line_strp like DW_FORM_strp.
6777 (output_die): Handle DW_FORM_line_strp.
6778 (DWARF5_USE_DEBUG_LINE_STR): Define.
6779 (output_line_string): New function.
6780 (output_file_names): Add -gdwarf-5 support.
6781 (output_line_info): Likewise.
6782 (init_sections_and_labels): Initialize debug_line_str_section.
6783 (output_indirect_string): Change 2nd argument from void *
6784 to enum dwarf_form form, compare with form rather than
6786 (output_indirect_strings): Pass DW_FORM_strp to
6787 output_indirect_string traversion.
6788 (dwarf2out_finish): Output .debug_line_str strings.
6789 (dwarf2out_c_finalize): Clear debug_line_str_section and
6790 debug_line_str_hash.
6792 2016-10-31 Tom Tromey <tom@tromey.com>
6795 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_form_tls_address.
6796 (resolve_args_picking_1): Move DW_OP_form_tls_address case next to
6797 DW_OP_GNU_push_tls_address case.
6798 (loc_list_from_tree_1): Use DW_OP_form_tls_address.
6800 2016-10-31 Jakub Jelinek <jakub@redhat.com>
6802 * dwarf2out.h (struct dw_loc_descr_node): Adjust comment
6803 for frame_offset_rel bit.
6804 (struct array_descr_info): Add rank field.
6805 * dwarf2out.c (struct loc_descr_context): Add placeholder_arg
6806 and placeholder_seen fields.
6807 (resolve_args_picking_1): Handle also frame_offset_rel DW_OP_dup
6808 and DW_OP_over. Optimize DW_OP_pick 0 into DW_OP_dup and
6809 DW_OP_pick 1 into DW_OP_over.
6810 (function_to_dwarf_procedure, type_byte_size, field_byte_offset,
6811 gen_variant_part): Clear placeholder_{arg,seen}.
6812 (loc_list_from_tree_1): Drop const from context argument.
6813 Handle integral PLACEHOLDER_EXPR if context->placeholder_arg.
6814 (loc_list_for_address_of_addr_expr_of_indirect_ref,
6815 loc_list_from_tree, loc_descriptor_from_tree): Drop const from
6817 (add_scalar_info): Drop const from context argument. Handle
6818 context->placeholder_arg.
6819 (add_bound_info): Drop const from context argument.
6820 (gen_descr_array_type_die): Drop const from ctx variable.
6821 Initialize placeholder_arg and placeholder_seen. Add DW_AT_rank
6822 attribute and use a single DW_TAG_generic_subrange instead of
6823 7 DW_TAG_subrange_type for assumed rank arrays.
6825 * dwarf2out.h (enum dw_val_class): Add dw_val_class_loclistsptr.
6826 * dwarf2out.c (struct dw_loc_list_struct): Change emitted field
6827 from bool to 1-bit uchar bitfield. Add num_assigned and
6828 offset_emitted bitfields.
6829 (dw_val_equal_p): Compare v.val_lbl_id rather than v.val_unsigned
6830 for dw_val_class_lineptr and dw_val_class_macptr. Handle
6831 dw_val_class_loclistsptr.
6832 (new_addr_loc_descr): Fix up formatting.
6833 (DEBUG_LOCLISTS_SECTION, DEBUG_DWO_LOCLISTS_SECTION): Define.
6834 (add_AT_low_high_pc): Fix up formatting.
6835 (add_AT_loclistsptr): New function.
6836 (AT_lbl): Allow dw_val_class_loclistsptr.
6837 (print_dw_val, attr_checksum, attr_checksum_ordered, same_dw_val_p):
6838 Handle dw_val_class_loclistsptr.
6839 (loc_list_idx): New variable.
6840 (output_loclists_offsets, assign_location_list_indexes): New
6842 (size_of_die): For dw_val_class_loc_list -gsplit-dwarf -gdwarf-5
6843 add size_of_uleb128 of the index. Drop never used
6844 dwarf_split_debug_info AT_index handling. Handle
6845 dw_val_class_loclistsptr.
6846 (value_format): Return DW_FORM_loclistsx for dw_val_class_loc_list
6847 if -gsplit-dwarf -gdwarf-5. Handle dw_val_class_loclistsptr.
6848 (output_loc_list): Handle DWARF 5 .debug_loclists* format.
6849 (output_loc_list_offset): Handle -gsplit-dwarf -gdwarf-5
6850 DW_FORM_loclistx indexes.
6851 (output_attr_index_or_value): Fix up formatting. Don't handle
6852 dw_val_class_loc_list here.
6853 (output_die): Formatting fixes. Handle dw_val_class_loclistsptr.
6854 For dw_val_class_loc_list call output_loc_list_offset rather than
6855 output_attr_index_or_value.
6856 (init_sections_and_labels): For -gdwarf-5 use .debug_loclists
6857 or .debug_loclists.dwo section name for debug_loc_section.
6858 (resolve_addr_in_expr): Formatting fix.
6859 (index_location_lists): Likewise.
6860 (dwarf2out_finish): If there are any location lists, for
6861 -gsplit-dwarf -gdwarf-5 add DW_AT_loclists_base attribute. Call
6862 index_location_lists only if have_location_lists. Call
6863 assign_location_list_indexes for -gsplit-dwarf -gdwarf-5. Emit
6864 .debug_loclists{,.dwo} section header for -gdwarf-5, for -gdwarf-5
6865 -gsplit-dwarf also emit offset table.
6867 * dwarf2out.c (DWARF_LARGEST_DATA_FORM_BITS): Define.
6868 (size_of_die, value_format, output_die): Use
6869 DW_FORM_data16 for 128-bit dw_val_class_const_double or
6870 dw_val_class_wide_int.
6872 * dwarf2out.c (dwarf_op): Renamed to ...
6873 (dwarf_OP): ... this.
6874 (convert_descriptor_to_mode, scompare_loc_descriptor,
6875 minmax_loc_descriptor, typed_binop, mem_loc_descriptor,
6876 implicit_ptr_descriptor, optimize_one_addr_into_implicit_ptr): Adjust
6878 (dwarf_AT, dwarf_TAG): New functions.
6879 (check_die): Disallow DW_AT_call_all_calls next to
6880 DW_AT_GNU_all_call_sites.
6881 (gen_call_site_die): Use dwarf_TAG and dwarf_AT with DWARF 5 tag
6882 and attributes instead of the corresponding GNU tag and attributes.
6883 (gen_subprogram_die): Likewise. Emit call site information even
6884 for -gdwarf-5 -gstrict-dwarf. Replace DW_AT_GNU_defaulted with
6885 DW_AT_defaulted in comment.
6886 (resolve_addr): Handle DW_AT_call_origin attribute on
6887 DW_TAG_call_site DIE like DW_AT_abstract_origin on
6888 DW_TAG_GNU_call_site DIE.
6890 * dwarf2out.c (dwarf_op): New function.
6891 (size_of_loc_descr): Handle DW_OP_{implicit_pointer,entry_value},
6892 DW_OP_{const,regval,deref}_type and DW_OP_{convert,reinterpret}.
6893 (output_loc_operands, output_loc_operands_raw): Likewise.
6894 (resolve_args_picking_1, prune_unused_types_walk_loc_descr,
6895 mark_base_types, hash_loc_operands, compare_loc_operands): Likewise.
6896 (resolve_addr_in_expr): Likewise. Only punt for !dwarf_strict
6897 if dwarf_version < 5.
6898 (convert_descriptor_to_mode): Use dwarf_op (DW_OP_xxx) instead of
6900 (scompare_loc_descriptor, ucompare_loc_descriptor,
6901 minmax_loc_descriptor, typed_binop, mem_loc_descriptor,
6902 implicit_ptr_descriptor, optimize_one_addr_into_implicit_ptr,
6903 optimize_location_into_implicit_ptr): Likewise. Only punt for
6904 !dwarf_strict if dwarf_version < 5.
6905 (string_cst_pool_decl): Adjust comment.
6906 (non_dwarf_expression): Handle DW_OP_implicit_pointer.
6908 * dwarf2out.h (enum dw_val_class): Add dw_val_class_const_implicit,
6909 dw_val_class_unsigned_const_implicit and dw_val_class_file_implicit.
6910 (struct dw_val_node): Add val_file_implicit field.
6911 * dwarf2out.c (dw_val_equal_p, print_dw_val, attr_checksum,
6912 attr_checksum_ordered, same_dw_val_p, size_of_die, value_format,
6913 output_die): Handle dw_val_class_const_implicit,
6914 dw_val_class_unsigned_const_implicit and dw_val_class_file_implicit.
6915 (abbrev_die_table): Change into va_gc vec.
6916 (abbrev_die_table_allocated, abbrev_die_table_in_use,
6917 ABBREV_DIE_TABLE_INCREMENT): Remove.
6918 (AT_int, AT_unsigned, AT_file): Allow dw_val_class_*_implicit.
6919 (abbrev_opt_start, abbrev_usage_count, sorted_abbrev_dies): New
6921 (build_abbrev_table): Adjust for abbrev_die_table being a va_gc vec.
6922 If abbrev_opt_start, fill in abbrev_usage_count and abbrev_dies
6924 (die_abbrev_cmp, optimize_implicit_const, optimize_abbrev_table): New
6926 (output_die_abbrevs): For DW_FORM_implicit_const emit sleb128 with
6928 (output_abbrev_section): Adjust for abbrev_die_table being a va_gc
6930 (output_comp_unit): Initialize abbrev_opt_start if emitting the main
6931 unit. Call optimize_abbrev_table.
6932 (dwarf2out_init, dwarf2out_finish, dwarf2out_c_finalize): Adjust for
6933 abbrev_die_table being a va_gc vec.
6935 PR tree-optimization/77860
6936 * tree-ssa-reassoc.c (eliminate_using_constants): Handle
6937 also integral complex and vector constants.
6939 * dwarf2out.c (dwarf2out_define, dwarf2out_undef, output_macinfo_op,
6940 optimize_macinfo_range, save_macinfo_strings): Replace
6941 DW_MACRO_GNU_* constants with corresponding DW_MACRO_* constants.
6942 (output_macinfo): Likewise. Emit .debug_macro* rather than
6943 .debug_macinfo* even for -gstrict-dwarf -gdwarf-5.
6944 (init_sections_and_labels): Use .debug_macro* labels rather than
6945 .debug_macinfo* labels even for -gstrict-dwarf -gdwarf-5.
6946 (dwarf2out_finish): Use DW_AT_macros instead of DW_AT_macro_info
6947 or DW_AT_GNU_macros for -gdwarf-5.
6949 2016-10-31 Waldemar Brodkorb <wbx@openadk.org>
6951 * config/microblaze/linux.h (UCLIBC_DYNAMIC_LINKER): Define.
6953 2016-09-11 Le-Chun Wu <lcwu@google.com>
6954 Mark Wielaard <mjw@redhat.com>
6956 * common.opt (Wshadow=global): New option. Default for -Wshadow.
6957 (Wshadow=local): New option.
6958 (Wshadow-local): Hidden alias for -Wshadow=local.
6959 (Wshadow=compatible-local): New option.
6960 (Wshadow-compatible-local): Hidden alias for
6961 -Wshadow=compatible-local.
6962 * doc/invoke.texi: Document Wshadow=global, Wshadow=local and
6963 Wshadow=compatible-local.
6965 2016-10-31 Bin Cheng <bin.cheng@arm.com>
6967 * tree-vect-slp.c (vect_get_and_check_slp_defs): New parameter SWAP.
6968 Check slp defs for COND_EXPR by swapping/inverting operands if the
6969 new parameter SWAP indicates so.
6970 (vect_build_slp_tree_1): New parameter SWAP. Check COND_EXPR stmt
6971 is isomorphic to the first stmt via swapping/inverting. Store swap
6972 information in the new parameter SWAP.
6973 (vect_build_slp_tree): New local array SWAP and pass it to function
6974 vect_build_slp_tree_1. Cleanup result handling code for function
6975 call to vect_get_and_check_slp_defs. Skip operand swapping if the
6976 order of operands has been fixed as indicated by SWAP[i].
6978 2016-10-31 Bin Cheng <bin.cheng@arm.com>
6980 * tree-vect-data-refs.c (vect_slp_analyze_node_dependences): Skip
6981 unnecessary data dependence check after visited store stmt.
6983 2016-10-30 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6985 PR tree-optimization/71915
6986 PR tree-optimization/71490
6987 * gimple-ssa-strength-reduction.c (struct slsr_cand_d): Add
6989 (find_basis_for_base_expr): Require stride types to match when
6991 (alloc_cand_and_find_basis): Record the stride type.
6992 (slsr_process_phi): Pass stride type to alloc_cand_and_find_basis.
6993 (backtrace_base_for_ref): Pass types to legal_cast_p_1 rather than
6994 the expressions having those types.
6995 (slsr_process_ref): Pass stride type to alloc_cand_and_find_basis.
6996 (create_mul_ssa_cand): Likewise.
6997 (create_mul_imm_cand): Likewise.
6998 (create_add_ssa_cand): Likewise.
6999 (create_add_imm_cand): Likewise.
7000 (legal_cast_p_1): Change interface to accept types rather than the
7001 expressions having those types.
7002 (legal_cast_p): Pass types to legal_cast_p_1.
7003 (slsr_process_cast): Pass stride type to
7004 alloc_cand_and_find_basis.
7005 (slsr_process_copy): Likewise.
7006 (dump_candidate): Display stride type when a cast exists.
7007 (create_add_on_incoming_edge): Introduce a cast when necessary for
7009 (analyze_increments): Change the code checking for invalid casts
7010 to rely on the stride type, and update the documentation and
7011 example. Change the code checking for pointer multiplies to rely
7013 (insert_initializers): Introduce a cast when necessary for the
7014 stride type. Use the stride type for the type of the initializer.
7016 2016-10-30 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
7018 * config/arm/arm.c (arm_const_not_ok_for_debug_p): Use VAR_P.
7020 2016-10-29 Jakub Jelinek <jakub@redhat.com>
7022 PR rtl-optimization/77919
7023 * expr.c (expand_expr_real_1) <normal_inner_ref>: Only avoid forcing
7024 into memory if both modes are complex and their inner modes have the
7025 same precision. If the two modes are different complex modes, convert
7026 each part separately and generate a new CONCAT.
7028 2016-10-29 John David Anglin <danglin@gcc.gnu.org>
7030 * config/pa/pa64-hpux.h (FINI_SECTION_ASM_OP): Define to null string.
7032 2016-10-29 Jakub Jelinek <jakub@redhat.com>
7035 * gimple-ssa-store-merging.c
7036 (imm_store_chain_info::output_merged_store): Use build_aligned_type
7037 instead of SET_TYPE_ALIGN on shared integral type.
7039 2016-10-29 John David Anglin <danglin@gcc.gnu.org>
7041 * config/pa/pa.h (BIGGEST_ALIGNMENT): Adjust comment.
7042 (MALLOC_ABI_ALIGNMENT): Define to 128 on all targets except SOM.
7045 2016-10-28 Jeff Law <law@redhat.com>
7047 * config/vax/vax.h (REGNO_REG_CLASS): Access the REGNO argument.
7048 * config/spu/spu.h (REGNO_REG_CLASS): Likewise.
7050 2016-10-28 Eric Botcazou <ebotcazou@adacore.com>
7052 * doc/sourcebuild.texi (Ada Tests): Remove mention of gcc chapter.
7054 2016-10-28 Eric Botcazou <ebotcazou@adacore.com>
7056 * target.def (min_arithmetic_precision): New hook.
7057 * doc/tm.texi.in (Misc): Add TARGET_MIN_ARITHMETIC_PRECISION.
7058 * doc/tm.texi: Regenerate.
7059 * internal-fn.c (expand_arith_overflow): Adjust handling of target
7060 dependent support by means of TARGET_MIN_ARITHMETIC_PRECISION.
7061 * targhooks.c (default_min_arithmetic_precision): New function.
7062 * targhooks.h (default_min_arithmetic_precision): Declare.
7063 * config/sparc/sparc.c (TARGET_MIN_ARITHMETIC_PRECISION): Define.
7064 (sparc_min_arithmetic_precision): New function.
7066 2016-10-28 Segher Boessenkool <segher@kernel.crashing.org>
7069 * combine.c (change_zero_ext): Handle zero_ext of hard registers.
7070 Swap commutative operands in new RTL if needed. Handle zero_ext
7072 (recog_for_combine): Pass *pnewpat to change_zero_ext instead of
7075 2016-10-28 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
7076 Kugan Vivekanandarajah <kuganv@linaro.org>
7077 Jim Wilson <jim.wilson@linaro.org>
7079 PR tree-optimization/43721
7080 * target.def: New hook expand_divmod_libfunc.
7081 * doc/tm.texi.in: Add hook for TARGET_EXPAND_DIVMOD_LIBFUNC.
7082 * doc/tm.texi: Regenerate.
7083 * internal-fn.def: Add new entry for DIVMOD ifn.
7084 * internal-fn.c (expand_DIVMOD): New.
7085 * tree-ssa-math-opts.c: Include optabs-libfuncs.h, tree-eh.h,
7087 (widen_mul_stats): Add new field divmod_calls_inserted.
7088 (target_supports_divmod_p): New.
7089 (divmod_candidate_p): Likewise.
7090 (convert_to_divmod): Likewise.
7091 (pass_optimize_widening_mul::execute): Call calculate_dominance_info,
7092 renumber_gimple_stmt_uids at beginning of function. Call
7093 convert_to_divmod and record stats for divmod.
7094 * config/arm/arm.c (arm_expand_divmod_libfunc): Override hook
7095 TARGET_EXPAND_DIVMOD_LIBFUNC.
7096 * doc/sourcebuild.texi: Add items for arm_divmod_simode, divmod,
7099 2016-10-28 Eric Botcazou <ebotcazou@adacore.com>
7100 Segher Boessenkool <segher@kernel.crashing.org>
7102 * dojump.c (do_jump_by_parts_greater_rtx): Invert probability when
7103 swapping the arms of the branch.
7104 * internal-fn.c (expand_addsub_overflow): Use a straight-line code
7105 sequence for the generic signed-signed-signed case.
7107 2016-10-28 Jeff Law <law@redhat.com>
7109 * config/bfin/bfin.c (bfin_legitimate_address_p): Add missing
7111 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
7113 2016-10-28 Segher Boessenkool <segher@kernel.crashing.org>
7115 PR rtl-optimization/78029
7116 * function.c (prologue_contains, epilogue_contains): New functions.
7117 (record_prologue_seq, record_epilogue_seq): New functions.
7118 * function.h (prologue_contains, epilogue_contains,
7119 record_prologue_seq, record_epilogue_seq): New declarations.
7120 * sched-deps.c (sched_analyze_insn): Make dependencies to prevent
7121 mixing prologue and epilogue insns.
7122 (init_deps): Initialize the new fields in struct deps_desc.
7123 * sched-int.h (struct deps_desc): New fields last_prologue,
7124 last_epilogue, and last_logue_was_epilogue.
7125 * shrink-wrap.c (emit_common_heads_for_components): Record all
7126 emitted prologue and epilogue insns.
7127 (emit_common_tails_for_components): Ditto.
7128 (insert_prologue_epilogue_for_components): Ditto.
7130 2016-10-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7133 * Makefile.in (OBJS): Add gimple-ssa-store-merging.o.
7134 * common.opt (fstore-merging): New Optimization option.
7135 * opts.c (default_options_table): Add entry for
7136 OPT_ftree_store_merging.
7137 * fold-const.h (can_native_encode_type_p): Declare prototype.
7138 * fold-const.c (can_native_encode_type_p): Define.
7139 * params.def (PARAM_STORE_MERGING_ALLOW_UNALIGNED): Define.
7140 (PARAM_MAX_STORES_TO_MERGE): Likewise.
7141 * timevar.def (TV_GIMPLE_STORE_MERGING): New timevar.
7142 * passes.def: Insert pass_tree_store_merging.
7143 * tree-pass.h (make_pass_store_merging): Declare extern
7145 * gimple-ssa-store-merging.c: New file.
7146 * doc/invoke.texi (Optimization Options): Document
7148 (--param documentation): Document store-merging-allow-unaligned
7149 and max-stores-to-merge.
7151 2016-10-28 Will Schmidt <will_schmidt@vnet.ibm.com>
7154 * gimplify.c (gimplify_init_constructor): Move emit of constructor
7155 assignment to earlier in the if/else logic.
7157 2016-10-28 Richard Biener <rguenther@suse.de>
7161 * fold-const.c (make_bit_field_ref): Only adjust alias set
7162 when the original alias set was zero.
7164 2016-10-28 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7166 * config/s390/s390.c (s390_adjust_loop_scan_osc): New function.
7167 (s390_adjust_loops): New function.
7168 (s390_reorg): Invoke s390_adjust_loops.
7169 * config/s390/s390.md (UNSPEC_OSC_BREAK): New constant.
7170 ("osc_break"): New insn definition.
7172 2016-10-28 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7174 * config/s390/s390.opt: Support alternate cpu level naming (archXX).
7175 * config.gcc: Support alternate archXX cpu levels with
7176 --with-arch= and --with-tune=.
7177 * config/s390/linux.h: Translate new archXX cpu levels to the
7178 original names when calling GAS.
7179 * config/s390/tpf.h: Likewise.
7180 * doc/invoke.texi: Document the alternate cpu level names.
7182 2016-10-28 Jakub Jelinek <jakub@redhat.com>
7184 PR rtl-optimization/77919
7185 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force CONCAT into
7186 MEM if mode1 is not a complex mode.
7188 PR rtl-optimization/78132
7189 * ree.c (combine_reaching_defs): Give up if copy_needed and
7190 !HARD_REGNO_MODE_OK (REGNO (src_reg), dst_mode).
7192 2016-10-27 Eric Botcazou <ebotcazou@adacore.com>
7194 * config/sparc/sparc.md (<*vlop:code><VL:mode>3): Remove leading '*'.
7196 2016-10-27 Michael Meissner <meissner@linux.vnet.ibm.com>
7198 * config/rs6000/constraints.md (wH constraint): Add new
7199 constraints for allowing 32-bit integers (and eventually 8/16-bit
7200 integers) into the vector registers.
7201 (wI constraint): Likewise.
7202 (wJ constraint): Likewise.
7203 (wK constraint): Likewise.
7204 * config/rs6000/rs6000-cpus.def (ISA_2_7_MASKS_SERVER): Add
7205 -mvsx-small-integer as a default option for ISA 2.07
7207 (POWERPC_MASKS): Likewise.
7208 * config/rs6000/rs6000.opt (-mvsx-small-integer): Add new debug
7209 switch to turn off small integer support in vector registers.
7210 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Eliminate
7211 test for -mupper-regs-di, since it is already done with the
7212 reg_add[mode].scalar_in_vsx_p. Add support for the switch
7213 -mvsx-small-integer.
7214 (rs6000_debug_reg_global): Add support for wH, wI, wJ, and wK
7216 (rs6000_setup_reg_addr_masks): Likewise.
7217 (rs6000_init_hard_regno_mode_ok): Likewise.
7218 (rs6000_option_override_internal): Add consistency checks for
7219 -mvsx-small-integer.
7220 (rs6000_secondary_reload_simple_move): SImode is a simple move if
7221 -mvsx-small-integer.
7222 (rs6000_secondary_reload): Use std::swap.
7223 (rs6000_preferred_reload_class): Don't prefer FLOAT_REGS over
7224 VSX_REGS for small integers in vector registers, since there is no
7225 D-FORM address mode for such types.
7226 (rs6000_register_move_cost): Use FIRST_FPR_REGNO instead of 32.
7227 (rs6000_opt_masks): Add -mvsx-small-integer.
7228 * config/rs6000/vsx.md (VSINT_84): Add SImode for small integer
7230 (VSX_EXTRACT_I2): Clone VSX_EXTRACT_I, but drop V4SI since SImode
7231 extracts can be done on ISA 2.07.
7232 (vsx_extract_<mode>): Add support for small integers in vsx
7234 (vsx_extract_<mode>_p9): Use 'v' instead of VSX_EX, since we no
7235 longer support V4SImode in this pattern.
7236 (vsx_extract_si): New insn to support extraction of SImode in ISA
7237 2.07 using either xxextractuw or vspltw.
7238 (vsx_extract_<mode>_p8): Use 'v' instead of VSX_EX, since we no
7239 longer support V4SImode in this pattern.
7240 * config/rs6000/rs6000.h (enum rs6000_reg_class_enum): Add wH, wI,
7241 wJ, and wK constraints.
7242 * config/rs6000/rs6000.md (f32_sv): Use correct instruction for
7243 storing SDmode with VSX instructions.
7244 (zero_extendsi<mode>2): Reorder pattern, so RLDICL comes after the
7245 GPR load and before the FPR and VSX loads. Remove ??, ! from the
7246 constraints. Add MFVSRWZ and XXEXTRACTUW instructions to support
7247 small integers in vector registers.
7248 (extendsi<mode>2): Reorder pattern, so EXTSW comes after the GPR
7249 load and before the FPR and VSX loads. Remove ??, ! from the
7250 constraints. Add VEXTSW2D support for small integers in vector
7252 (lfiwax): Remove ! constraint. Add VEXTSW2D support for small
7253 integers in vector registers.
7254 (floatsi<mode>2_lfiwax): If -mvsx-small-integer issue a normal
7255 move instead of using an UNSPEC.
7256 (lfiwzx): Remove ! constraint. Add XXEXTRACTUW support for small
7257 integers in vector registers.
7258 (floatunssi<mode>2_lfiwzx): If -mvsx-small-integer issue a normal
7259 move instead of using an UNSPEC.
7260 (movsi_internal1): Add support for -mvsx-small-integer. Align
7261 columns so that it is more readable.
7262 (SImode splitter for ISA 3.0 constants): Add splitter for
7263 -128..127 constants that can easily be constructed on ISA 3.0.
7264 * doc/md.texi (PowerPC Constraints): Document wH, wI, wJ, and wK
7267 2016-10-27 Jakub Jelinek <jakub@redhat.com>
7270 * omp-simd-clone.c (simd_clone_adjust): Handle noreturn declare simd
7273 2016-10-27 Aldy Hernandez <aldyh@redhat.com>
7275 * builtins.c (expand_builtin_nonlocal_goto): Avoid evaluating
7276 PIC_OFFSET_TABLE_REGNUM twice.
7278 2016-10-27 Bin Cheng <bin.cheng@arm.com>
7280 * match.pd ((convert (op:s (convert@2 @0) (convert?@3 @1)))): Add
7281 support for constant operand for OP.
7283 2016-10-27 Jakub Jelinek <jakub@redhat.com>
7285 * dwarf2out.c (gen_member_die): Only reparent_child instead of
7286 splice_child_die if child doesn't have DW_AT_specification attribute.
7288 2016-10-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
7290 * config/arm/arm.h (TARGET_HAVE_LDREX): Define for ARMv8-M Baseline.
7291 (TARGET_HAVE_LDREXBH): Likewise.
7292 (TARGET_HAVE_LDACQ): Likewise.
7294 2016-10-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
7296 * config/arm/arm.c (arm_split_atomic_op): Add function comment. Add
7297 logic to to decide whether to copy over old value to register for new
7299 * config/arm/sync.md: Add comments explaning why mode and code
7300 attribute are not defined in iterators.md
7301 (thumb1_atomic_op_str): New code attribute.
7302 (thumb1_atomic_newop_str): Likewise.
7303 (thumb1_atomic_fetch_op_str): Likewise.
7304 (thumb1_atomic_fetch_newop_str): Likewise.
7305 (thumb1_atomic_fetch_oldop_str): Likewise.
7306 (atomic_exchange<mode>): Add new ARMv8-M Baseline only alternatives to
7307 mirror the more restrictive constraints of the Thumb-1 insns after
7308 split compared to Thumb-2 counterpart insns.
7309 (atomic_<sync_optab><mode>): Likewise. Add comment to keep constraints
7310 in sync with non atomic version.
7311 (atomic_nand<mode>): Likewise.
7312 (atomic_fetch_<sync_optab><mode>): Likewise.
7313 (atomic_fetch_nand<mode>): Likewise.
7314 (atomic_<sync_optab>_fetch<mode>): Likewise.
7315 (atomic_nand_fetch<mode>): Likewise.
7316 * config/arm/thumb1.md (thumb1_addsi3): Add comment to keep contraint
7317 in sync with atomic version.
7318 (thumb1_subsi3_insn): Likewise.
7319 (thumb1_andsi3_insn): Likewise.
7320 (thumb1_iorsi3_insn): Likewise.
7321 (thumb1_xorsi3_insn): Likewise.
7323 2016-10-27 Nick Clifton <nickc@redhat.com>
7325 * plugin.c (register_plugin_info): Produce an error message if the
7326 plugin is not found in the hash table.
7328 2016-10-27 Bin Cheng <bin.cheng@arm.com>
7330 * match.pd ((convert1 (minmax ((convert2 (x) c)))) -> minmax (x c)):
7333 2016-10-26 Kelvin Nilsen <kelvin@gcc.gnu.org>
7336 * config/rs6000/rs6000.c (spe_init_builtins): Modify loops to not
7337 define builtin functions from the bdesc_spe_predicates or
7338 bdesc_spe_evsel arrays if the builtin mask is not compatible with
7339 the current compiler configuration.
7340 (paired_init_builtins): Modify loop to not define define builtin
7341 functions from the bdesc_paried_preds array if the builtin mask is
7342 not compatible with the current compiler configuration.
7343 (altivec_init_builtins): Modify loops to not define the
7344 __builtin_altivec_stxvl function nor the builtin functions from
7345 the bdesc_dst or bdesc_altivec_preds, or bdesc_abs arrays if the
7346 builtin mask is not compatible with the current compiler
7349 2016-10-26 Jeff Law <law@redhat.com>
7351 * config/sh/sh.c (output_branch): Add missing fallthru comments.
7352 (gen_shl_and): Likewise.
7353 * config/sh/sh.md (movsicc): Add missing fallthru comments.
7355 * config/mips/mips.c (mips16_constant_cost): Add missing
7357 (mips16_build_call_stub): Increase buffer size. Adjust
7360 2016-10-26 David Malcolm <dmalcolm@redhat.com>
7362 * print-rtl.c (rtx_writer::print_rtx_operand_code_u): Print
7363 INSN_UIDs for all insns in compact mode.
7364 (rtx_writer::print_rtx): Likewise.
7365 * print-rtl.h (rtx_writer::flag_compact): Update comment.
7366 * rtl-tests.c (selftest::test_dumping_insns): Update expected
7367 output to include INSN_UID.
7368 (selftest::test_uncond_jump): Likewise.
7370 2016-10-26 Pat Haugen <pthaugen@us.ibm.com>
7372 * haifa-sched.c (call_used_regs_num): Rename to...
7373 (call_saved_regs_num): ...this.
7374 (fixed_regs_num): New variable.
7375 (sched_pressure_start_bb): Subtract out fixed_regs. Scale call_saved
7377 (alloc_global_sched_pressure_data): Compute call_saved and fixed regs.
7379 2016-10-26 David Malcolm <dmalcolm@redhat.com>
7381 * print-rtl-function.c (print_rtx_function): Rewrite in terms of
7383 * print-rtl.c (outfile): Delete global.
7384 (sawclose): Likewise.
7386 (in_call_function_usage): Likewise.
7387 (flag_compact): Likewise.
7388 (flag_simple): Likewise.
7389 (rtx_writer::rtx_writer): New ctor.
7390 (print_rtx_operand_code_0): Convert to...
7391 (rtx_writer::print_rtx_operand_code_0): ...this.
7392 (print_rtx_operand_code_e): Convert to...
7393 (rtx_writer::print_rtx_operand_code_e): ...this.
7394 (print_rtx_operand_codes_E_and_V): Convert to...
7395 (rtx_writer::print_rtx_operand_codes_E_and_V): ...this.
7396 (print_rtx_operand_code_i): Convert to...
7397 (rtx_writer::print_rtx_operand_code_i): ...this.
7398 (print_rtx_operand_code_r): Convert to...
7399 (rtx_writer::print_rtx_operand_code_r): ...this.
7400 (print_rtx_operand_code_u): Convert to...
7401 (rtx_writer::print_rtx_operand_code_u): ...this.
7402 (print_rtx_operand): Convert to...
7403 (rtx_writer::print_rtx_operand): ...this.
7404 (print_rtx): Convert to...
7405 (rtx_writer::print_rtx): ...this.
7406 (print_inline_rtx): Rewrite in terms of class rtx_writer.
7407 (debug_rtx): Likewise.
7408 (print_rtl): Convert to...
7409 (rtx_writer::print_rtl): ...this.
7410 (print_rtl): Reimplement in terms of class rtx_writer.
7411 (print_rtl_single): Rewrite in terms of class rtx_writer.
7412 (print_rtl_single_with_indent): Convert to..
7413 (rtx_writer::print_rtl_single_with_indent): ...this.
7414 (print_simple_rtl): Rewrite in terms of class rtx_writer.
7415 * print-rtl.h (flag_compact): Delete decl.
7416 (class rtx_writer): New class.
7417 * rtl-tests.c (selftest::assert_rtl_dump_eq): Rewrite in terms of
7420 2016-10-26 Jeff Law <law@redhat.com>
7422 * config/microblaze/microblaze.c (tls_mentioned_p): Avoid
7425 * config/arc/arc.c (acr_print_operand): Adjust fallthru comment.
7426 (check_if_valid_sleep_operand): Add missing fallthru comment.
7427 (arc_register_move_cost): Increase buffer size.
7428 * config/arc/arc.md (cbranch4si_scratch): Add missing fallthru
7430 * config/arc/predicates.md (move_str_operand): Avoid fallthru.
7432 * config/cr16/cr16.c (cr16_print_operand): Add missing fallthru
7433 comment. Add gcc_unreachable for path that should never happen.
7435 * config/epiphany/epiphany.c (epiphany_print_operand): Adjust
7438 2016-10-26 Jakub Jelinek <jakub@redhat.com>
7439 Martin Liska <mliska@suse.cz>
7442 * gimplify.c (gimplify_adjust_omp_clauses_1): For all added map
7443 clauses with OMP_CLAUSE_SIZE being a decl, call omp_notice_variable
7444 on outer context if any.
7446 2016-10-26 Jakub Jelinek <jakub@redhat.com>
7448 * gen-pass-instances.awk (adjust_linenos): Increment pass_lines[p]
7449 by increment rather than double it.
7450 (insert_remove_pass): Strip leading whitespace from args[3]. Don't
7451 emit a space before args[4].
7452 (END): Don't emit a space before with_arg.
7454 2016-10-26 Thomas Preud'homme <thomas.preudhomme@arm.com>
7456 * config/arm/sync.md (atomic_compare_and_swap<mode>_1): Add new ARMv8-M
7457 Baseline only alternatives to (i) hold store atomic success value in a
7458 return register rather than a scratch register, (ii) use a low register
7459 for it and to (iii) ensure the cbranchsi insn generated by the split
7460 respect the constraints of Thumb-1 cbranchsi4_insn and
7462 * config/arm/thumb1.md (cbranchsi4_insn): Add comment to indicate
7463 constraints must match those in atomic_compare_and_swap.
7464 (cbranchsi4_scratch): Likewise.
7466 2016-10-26 Thomas Preud'homme <thomas.preudhomme@arm.com>
7468 * config/arm/arm.c (arm_expand_compare_and_swap): Add new bdst local
7469 variable. Add the new parameter to the insn generator. Set that
7470 parameter to be CC flag for 32-bit targets, bval otherwise. Set the
7471 return value from the negation of that parameter for Thumb-1, keeping
7472 the logic unchanged otherwise except for using bdst as the destination
7473 register of the compare_and_swap insn.
7474 (arm_split_compare_and_swap): Add explanation about how is the value
7475 returned to the function comment. Rename scratch variable to
7476 neg_bval. Adapt initialization of variables holding operands to the
7477 new operand numbers. Use return register to hold result of store
7478 exclusive for Thumb-1, scratch register otherwise. Construct the
7479 appropriate cbranch for Thumb-1 targets, keeping the logic unchanged
7480 for 32-bit targets. Guard Z flag setting to restrict to 32bit targets.
7481 Use gen_cbranchsi4 rather than hand-written conditional branch to loop
7482 for strongly ordered compare_and_swap.
7483 * config/arm/predicates.md (cc_register_operand): New predicate.
7484 * config/arm/sync.md (atomic_compare_and_swap<mode>_1): Use a
7485 match_operand with the new predicate to accept either the CC flag or a
7486 destination register for the boolean return value, restricting it to
7487 CC flag only via constraint. Adapt operand numbers accordingly.
7489 2016-10-26 Jeff Law <law@redhat.com>
7491 * config/fr30/fr30.c (fr30_print_operand): Adjust fallthru comment.
7493 * config/frv/frv.c (comparison_string): Do not fall through after
7496 * config/iq2000/iq2000.c (iq2000_function_arg): Adjust fallthru
7498 (expand_one_builtin): Add missing break.
7500 * config/m32c/m32c.c (encode_pattern_1): Add fallthru comment.
7501 (m32c_legitimate_address_p): Likewise.
7503 * config/m32r/m32r.c (m32r_print_operand): Adjust fallthru comment.
7505 * config/mcore/mcore.c (mcore_gen_compare): Adjust fallthru comments.
7507 * config/microblaze/microblaze.c (microblaze_function_arg): Adjust
7510 * config/msp430/msp430.c (msp430_legitimate_address_p): Adjust
7513 * config/nios2/nios2.c (nios2_rtx_costs): Avoid fallthru.
7515 * config/rl78/rl78.c (rl78_calculate_death_notes): Add fallthru
7517 (rl78_asm_ctor_dtor): Increase buffer size.
7519 * config/stormy16/stormy16.c (xstormy16_asm_output_destrutor): Increase
7521 (xstormy16_asm_output_constructor): Likewise.
7523 * config/pa/pa.c (pa_asm_output_mi_thunk): Increase buffer
7526 * config/h8300/h8300.c (h8300_print_operand): Adjust FALLTHRU
7527 comment to silence warning.
7529 * config/spu/spu.c (spu_sched_reorder): Add missing fallthru comment.
7530 (spu_legitimate_address_p): Fix logic error and add missing fallthru
7533 2016-10-26 Michael Matz <matz@suse.de>
7535 PR tree-optimization/78060
7536 PR tree-optimization/78061
7537 PR tree-optimization/78088
7538 * tree-ssa-loop-split.c (easy_exit_values): New function.
7539 (tree_ssa_split_loops): Use it.
7540 (compute_new_first_bound): Change order of operations,
7541 fix invalid use of types.
7543 2016-10-26 Georg-Johann Lay <avr@gjlay.de>
7545 gen-pass-instances.awk is sensitive to the order in which
7546 passes are added; passes that appear later have to be added first.
7550 * config/avr/avr-passes.def: Swap order of directives for
7551 gen-pass-instances.awk.
7553 2016-10-25 Jeff Law <law@redhat.com>
7555 * config/vax/vax.c (vad_address_cost_1): Add missing FALLTHRU comment.
7556 (vax_notice_update_cc): Likewise.
7558 2016-10-25 Eric Botcazou <ebotcazou@adacore.com>
7560 * config.gcc (sparc*-*-solaris2*): Adjust.
7561 (sparc64-*-linux*): Likewise.
7562 * config/sparc/default-64.h: Rename to...
7563 * config/sparc/default64.h: ...this.
7564 * config/sparc/sparc.c (sparc_option_override): Replace TARGET_64BIT
7566 (sparc_mangle_type): Replace !TARGET_64BIT with TARGET_ARCH32.
7567 * config/sparc/sparc.h: Minor tweaks.
7568 * config/sparc/sparc.md: Replace !TARGET_64BIT and !TARGET_ARCH64 with
7569 TARGET_ARCH32 throughout. Minor various tweaks throughout.
7571 2016-10-25 David Malcolm <dmalcolm@redhat.com>
7573 * input.c (fcache::file_patch): Add comment about lifetime.
7574 (selftest::cpp_reader_ptr): New class.
7575 (selftest::lexer_test): Convert m_parser from cpp_reader *
7576 to a cpp_reader_ptr, and move m_tempfile to after it.
7577 (selftest::lexer_test::lexer_test): Update for above reordering.
7578 (lexer_test::~lexer_test): Move cleanup of m_parser to
7579 cpp_reader_ptr's dtor.
7581 2016-10-25 David Malcolm <dmalcolm@redhat.com>
7583 * toplev.c (toplev::main): Remove call to
7584 location_adhoc_data_fini.
7586 2016-10-25 Eric Botcazou <ebotcazou@adacore.com>
7588 * tree.h (wi::fits_to_tree_p): Accept only 0 and 1 for boolean types.
7589 * tree.c (int_fits_type_p): Likewise. Adjust head comment.
7591 2016-10-25 David Malcolm <dmalcolm@redhat.com>
7593 * ggc-tests.c (forcibly_ggc_collect): Rename to...
7594 (selftest::forcibly_ggc_collect): ...this, and remove "static".
7595 (test_basic_struct): Update for above renaming.
7596 (test_length): Likewise.
7597 (test_union): Likewise.
7598 (test_finalization): Likewise.
7599 (test_deletable_global): Likewise.
7600 (test_inheritance): Likewise.
7601 (test_chain_next): Likewise.
7602 (test_user_struct): Likewise.
7603 (test_tree_marking): Likewise.
7604 * selftest-run-tests.c (selftest::run_tests): Call
7605 selftest::forcibly_ggc_collect at the end of the selftests.
7606 * selftest.h (selftest::forcibly_ggc_collect): New decl.
7608 2016-10-25 Jakub Jelinek <jakub@redhat.com>
7611 * optabs.def (vcondeq_optab, vec_cmpeq_optab): New optabs.
7612 * optabs.c (expand_vec_cond_expr): For comparison codes
7613 EQ_EXPR and NE_EXPR, attempt vcondeq_optab as fallback.
7614 (expand_vec_cmp_expr): For comparison codes
7615 EQ_EXPR and NE_EXPR, attempt vec_cmpeq_optab as fallback.
7616 * optabs-tree.h (expand_vec_cmp_expr_p, expand_vec_cond_expr_p):
7617 Add enum tree_code argument.
7618 * optabs-query.h (get_vec_cmp_eq_icode, get_vcond_eq_icode): New
7620 * optabs-tree.c (expand_vec_cmp_expr_p): Add CODE argument. For
7621 CODE EQ_EXPR or NE_EXPR, attempt to use vec_cmpeq_optab as
7623 (expand_vec_cond_expr_p): Add CODE argument. For CODE EQ_EXPR or
7624 NE_EXPR, attempt to use vcondeq_optab as fallback.
7625 * tree-vect-generic.c (expand_vector_comparison,
7626 expand_vector_divmod, expand_vector_condition): Adjust
7627 expand_vec_cmp_expr_p and expand_vec_cond_expr_p callers.
7628 * tree-vect-stmts.c (vectorizable_condition,
7629 vectorizable_comparison): Likewise.
7630 * tree-vect-patterns.c (vect_recog_mixed_size_cond_pattern,
7631 check_bool_pattern, search_type_for_mask_1): Likewise.
7632 * expr.c (do_store_flag): Likewise.
7633 * doc/md.texi (@code{vec_cmpeq@var{m}@var{n}},
7634 @code{vcondeq@var{m}@var{n}}): Document.
7635 * config/i386/sse.md (vec_cmpeqv2div2di, vcondeq<VI8F_128:mode>v2di):
7638 2016-10-25 Jeff Law <law@redhat.com>
7640 * config/v850/v850.c (v850_handle_data_area_attribute): Fix fallthru
7642 (v850_output_aligned_bss): Add missing break.
7644 * config/m68k/m68k.c (m68k_get_reloc_decoration): Add gcc_unreachable.
7646 2016-10-25 Martin Liska <mliska@suse.cz>
7649 * sanopt.c (imm_dom_path_with_freeing_call): Handle gasm
7650 statements as they can also contain possibly a freeing call.
7652 2016-10-25 H.J. Lu <hongjiu.lu@intel.com>
7653 Martin Liska <mliska@suse.cz>
7656 * common.opt: Mark flag_ipa_icf_variables as Optimization flag.
7657 * ipa-icf.c (sem_function::get_hash): Add target optimization
7660 2016-10-25 Wilco Dijkstra <wdijkstr@arm.com>
7663 * config/arm/neon.md (ashldi3_neon): Add "r 0 i" and "&r r i" variants.
7664 Remove partial overlap check for shift by 1.
7665 (ashldi3_neon): Likewise.
7667 2016-10-25 Thomas Preud'homme <thomas.preudhomme@arm.com>
7669 * config/arm/constraints.md (Q constraint): Document its use for
7671 (Pf constraint): New constraint for relaxed, consume or relaxed memory
7673 * config/arm/sync.md (atomic_load<mode>): Add new ARMv8-M Baseline only
7674 alternatives to allow any register when memory model matches Pf and
7675 thus lda is used, but only low registers otherwise. Use unpredicated
7676 output template for Thumb-1 targets.
7677 (atomic_store<mode>): Likewise for stl.
7678 (arm_load_exclusive<mode>): Add new ARMv8-M Baseline only alternative
7679 whose output template does not have predication.
7680 (arm_load_acquire_exclusive<mode>): Likewise.
7681 (arm_load_exclusivesi): Likewise.
7682 (arm_load_acquire_exclusivesi): Likewise.
7683 (arm_store_release_exclusive<mode>): Likewise.
7684 (arm_store_exclusive<mode>): Use unpredicated output template for
7687 2016-10-25 Jakub Jelinek <jakub@redhat.com>
7689 * internal-fn.def (LAUNDER): New internal function.
7690 * internal-fn.c (expand_LAUNDER): New function.
7692 2016-10-25 Georg-Johann Lay <avr@gjlay.de>
7693 Pitchumani Sivanupandi <pitchumani.sivanupandi@microchip.com>
7695 New avr target pass to work around performance loss by PR fix.
7699 * config/avr/avr.md (casesi_<mode>_sequence) [qi,hi]: New insn.
7700 (*cmp<mode>) [qi,qq,uqq,hi,hq,uhq,ha,uha]: Rename to cmp<mode>3.
7701 * config/avr/predicates.md (extend_operator): New.
7702 * config/avr/avr-passes.def (avr_pass_casesi): Register new pass.
7703 * config/avr/avr-protos.h (avr_casei_sequence_check_operands)
7704 (make_avr_pass_casesi): New prototypes.
7705 * config/avr/avr.c (print-rtl.h): Include it.
7706 (pass_data avr_pass_data_casesi): Data for new pass.
7707 (avr_pass_casesi): New class implementing rtl_opt_pass .avr-casesi.
7708 (make_avr_pass_casesi, avr_parallel_insn_from_insns)
7709 (avr_is_casesi_sequence, avr_casei_sequence_check_operands)
7710 (avr_optimize_casesi): New functions.
7712 2016-10-25 Georg-Johann Lay <avr@gjlay.de>
7713 Pitchumani Sivanupandi <pitchumani.sivanupandi@microchip.com>
7717 * config/avr/avr.md (casesi): Rewrite avoiding subregs of SI.
7719 2016-10-24 Jakub Jelinek <jakub@redhat.com>
7721 * dwarf2out.c (gen_subprogram_die): Add DW_AT_reference or
7722 DW_AT_rvalue_reference attributes.
7724 2016-10-24 Bernd Edlinger <bernd.edlinger@hotmail.de>
7726 * doc/invoke.text (Wint-in-bool-context): Update documentation.
7727 * value-prof.c (stringop_block_profile): Fix a warning.
7729 2016-10-24 Martin Sebor <msebor@redhat.com>
7732 * builtins.c (string_length): New function.
7733 (c_strlen): Use string_length. Correctly handle wide strings.
7734 * gimple-ssa-sprintf.c (target_max_value, target_size_max): New
7736 (target_int_max): Call target_max_value.
7737 (format_result::knownrange): New data member.
7738 (fmtresult::fmtresult): Define default constructor.
7739 (format_integer): Use it and set format_result::knownrange.
7740 Handle global constants.
7741 (format_floating_max): Add third argument.
7742 (format_floating): Recompute maximum value for %a for each argument.
7743 (get_string_length): Use fmtresult default ctor.
7744 (format_string): Set format_result::knownrange.
7745 (format_directive): Check format_result::knownrange.
7746 (add_bytes): Same. Correct caret placement in diagnostics.
7747 (pass_sprintf_length::compute_format_length): Set
7748 format_result::knownrange.
7749 (pass_sprintf_length::handle_gimple_call): Use target_size_max.
7751 2016-10-24 Jakub Jelinek <jakub@redhat.com>
7753 * config/i386/i386.c (ix86_in_large_data_p, ix86_expand_builtin): Use
7754 VAR_P (x) instead of TREE_CODE (x) == VAR_DECL.
7756 2016-10-24 Ximin Luo <infinity0@pwned.gg>
7759 * dwarf2out.c (file_table_relative_p): Remove.
7760 (gen_compile_unit_die, dwarf2out_early_finish): Emit DW_AT_comp_dir
7761 also for absolute paths.
7762 * doc/tm.texi: Update.
7763 * doc/tm.texi.in (SDB and DWARF) <TARGET_FORCE_AT_COMP_DIR>: Remove.
7764 * target.def (force_at_comp_dir): Remove hook.
7765 * config/darwin.h (TARGET_FORCE_AT_COMP_DIR): Remove define.
7767 2016-10-24 Richard Biener <rguenther@suse.de>
7769 * tree-vrp.c (evrp_dom_walker::before_dom_children): Ignore
7770 backedges when identifying the single predecessor to take
7771 conditional info from. Use SCEV to get at ranges for loop IVs.
7772 * lto-streamer-out.c (lto_write_mode_table): CSE inner mode to
7773 avoid false warning.
7775 2016-10-24 Georg-Johann Lay <avr@gjlay.de>
7778 * doc/extend.texi (AVR Variable Attributes) [absdata]: Document it.
7779 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_ABSDATA): New macro.
7780 (avr_address_tiny_absdata_p): New static function.
7781 (avr_legitimate_address_p, avr_legitimize_address) [AVR_TINY]: Use
7782 it to determine validity of constant addresses.
7783 (avr_attribute_table) [absdata]: New variable attribute...
7784 (avr_handle_absdata_attribute): ...and handler.
7785 (avr_decl_absdata_p): New static function.
7786 (avr_encode_section_info) [AVR_TINY]: Use it to add flag
7787 AVR_SYMBOL_FLAG_TINY_ABSDATA to respective symbols_refs.
7788 (avr_address_cost) [AVR_TINY]: absdata addresses cost 2.
7790 2016-10-24 Richard Biener <rguenther@suse.de>
7792 PR tree-optimization/78076
7793 * tree-ssa-loop-split.c (tree_ssa_split_loops): Reset aux
7794 also on the loop tree root.
7796 2016-10-24 Jakub Jelinek <jakub@redhat.com>
7798 * config/i386/i386.c (ix86_fold_builtin): Handle
7799 IX86_BUILTIN_BEXTR{,I}{32,64}, IX86_BUILTIN_BZHI{32,64},
7800 IX86_BUILTIN_PDEP{32,64} and IX86_BUILTIN_PEXT{32,64}.
7801 (ix86_gimple_fold_builtin): Handle IX86_BUILTIN_BZHI{32,64},
7802 IX86_BUILTIN_PDEP{32,64} and IX86_BUILTIN_PEXT{32,64}.
7804 2016-10-24 Martin Liska <mliska@suse.cz>
7807 * opts.c (finish_options): Skip conditionally.
7809 2016-10-23 Martin Sebor <msebor@redhat.com>
7812 * config/rs6000/linux.h (TARGET_PRINTF_POINTER_FORMAT): Define.
7813 * config/rs6000/linux64.h (TARGET_PRINTF_POINTER_FORMAT): Likewise.
7815 2016-10-23 Eric Botcazou <ebotcazou@adacore.com>
7817 * config/sparc/sparc.md (cpu_feature): Minor tweak.
7818 (enabled): Likewise.
7819 (movsi_insn, movdi_insn_sp32, movdi_insn_sp64, movsf_insn,
7820 movdf_insn_sp32, movdf_insn_sp64, zero_extendsidi2_insn_sp64,
7821 sign_extendsidi2_insn, mov<VM32:mode>_insn, mov<VM64:mode>_insn_sp64,
7822 mov<VM64:mode>_insn_sp32, not_<code><mode>, nand<mode>_vis,
7823 <code>_not1<mode>_vi, <code>_not2<mode>_vis, one_cmpl<mode>2,
7824 fcmp<code><GCM:gcm_name>, pdistn<mode>_vis): Likewise.
7826 2016-10-23 Eric Botcazou <ebotcazou@adacore.com>
7828 * config/sparc/sparc-c.c (sparc_target_macros): Replace TARGET_64BIT
7829 with TARGET_ARCH64. Define __VIS to 0x400 if TARGET_VIS4.
7831 2016-10-21 Andrew Pinski <apinski@cavium.com>
7833 * config/aarch64/aarch64-cores.def: Rewrite so IMP and PART are
7835 * config/aarch64/driver-aarch64.c (struct aarch64_core_data): Change
7836 implementer_id to unsigned char.
7837 Change part_no to unsigned int.
7838 (AARCH64_BIG_LITTLE): New define.
7839 (INVALID_IMP): New define.
7840 (INVALID_CORE): New define.
7841 (cpu_data): Change the last element's implementer_id and part_no to
7843 (valid_bL_string_p): Rewrite to ..
7844 (valid_bL_core_p): this for integers instead of strings.
7845 (parse_field): New function.
7846 (contains_string_p): Rewrite to ...
7847 (contains_core_p): this for integers and only for the part_no.
7848 (host_detect_local_cpu): Rewrite handling of implementation and
7849 par num to be integers; simplifying the code.
7851 2016-10-21 Kugan Vivekanandarajah <kuganv@linaro.org>
7853 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Create nonzero
7854 value range for pointers in more cases.
7856 2016-10-21 Wilco Dijkstra <wdijkstr@arm.com>
7858 * config/aarch64/aarch64.c (aarch64_add_constant_internal):
7859 Add extra argument to allow emitting the move immediate.
7860 Use add/sub with positive immediate.
7861 (aarch64_add_constant): Add inline function.
7862 (aarch64_add_sp): Likewise.
7863 (aarch64_sub_sp): Likewise.
7864 (aarch64_expand_prologue): Call aarch64_sub_sp.
7865 (aarch64_expand_epilogue): Call aarch64_add_sp.
7866 Decide when to leave out move.
7867 (aarch64_output_mi_thunk): Call aarch64_add_constant.
7869 2016-10-21 Wilco Dijkstra <wdijkstr@arm.com>
7871 * config/aarch64/aarch64.c (aarch64_layout_frame):
7872 Align FP callee-saves.
7874 2016-10-21 Jakub Jelinek <jakub@redhat.com>
7876 * config/i386/adxintrin.h (_subborrow_u32, _addcarry_u32,
7877 _addcarryx_u32, _subborrow_u64, _addcarry_u64, _addcarryx_u64):
7879 * config/i386/rdseedintrin.h (_rdseed16_step, _rdseed32_step,
7880 _rdseed64_step): Likewise.
7881 * config/i386/tbmintrin.h (__bextri_u32): Likewise.
7884 * config/i386/i386.c: Include fold-const-call.h, tree-vrp.h
7885 and tree-ssanames.h.
7886 (ix86_fold_builtin): Fold IX86_BUILTIN_[LT]ZCNT{16,32,64}
7887 with INTEGER_CST argument.
7888 (ix86_gimple_fold_builtin): New function.
7889 (TARGET_GIMPLE_FOLD_BUILTIN): Define.
7891 * dwarf2out.c (ranges_table): Change into vec<dw_ranges, va_gc> *.
7892 (ranges_by_label): Change into vec<dw_ranges_by_label, va_gc> *.
7893 (ranges_table_allocated, ranges_table_in_use,
7894 ranges_by_label_allocated, ranges_by_label_in_use,
7895 RANGES_TABLE_INCREMENT): Removed.
7896 (add_ranges_num): Use vec_safe_push into ranges_table.
7897 (add_ranges_by_labels): Use vec_safe_push into ranges_by_label.
7898 (output_ranges): Adjust for ranges_table and ranges_by_label
7899 conversion from arrays to vec.
7900 (add_high_low_attributes, dwarf2out_finish): Adjust for range_table
7901 conversion from arrays to vec.
7902 (dwarf2out_c_finalize): Don't clear ranges_table_allocated,
7903 ranges_table_in_use, ranges_by_label_allocated and
7904 ranges_by_label_in_use. Set ranges_by_label to NULL instead of 0.
7906 * dwarf2out.c (gen_variable_die): Emit DW_AT_const_expr attribute
7907 if needed. Re-add origin_die variable and its initialization.
7909 * gimplify.c (gimplify_bind_expr): Handle oacc_declare_returns
7910 even for -fstack-reuse=none, or for volatile vars etc.
7912 2016-10-21 David Malcolm <dmalcolm@redhat.com>
7914 * print-rtl-function.c (flag_compact): Move extern decl to...
7915 * print-rtl.h (flag_compact): ...here.
7916 * rtl-tests.c (selftests::assert_rtl_dump_eq): New function.
7917 (ASSERT_RTL_DUMP_EQ): New macro.
7918 (selftest::test_dumping_regs): New function.
7919 (selftest::test_dumping_insns): New function.
7920 (selftest::test_uncond_jump): Add uses of ASSERT_RTL_DUMP_EQ on
7922 (selftest::rtl_tests_c_tests): Call the new test functions.
7924 2016-10-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7926 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Adjust.
7927 (outgoing_edges_match): Likewise.
7928 (try_crossjump_to_edge): Likewise.
7929 * cfgrtl.c (try_redirect_by_replacing_jump): Likewise.
7930 (rtl_tidy_fallthru_edge): Likewise.
7931 * rtl.h (tablejump_p): Adjust prototype.
7932 * rtlanal.c (tablejump_p): Return the label as a rtx_insn *.
7934 2016-10-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7936 * rtl.h (label_ref_label): New function.
7937 (set_label_ref_label): New function.
7938 (LABEL_REF_LABEL): Delete.
7939 * alias.c (rtx_equal_for_memref_p): Adjust.
7940 * cfgbuild.c (make_edges): Likewise.
7941 (purge_dead_tablejump_edges): Likewise.
7942 * cfgexpand.c (convert_debug_memory_address): Likewise.
7943 * cfgrtl.c (patch_jump_insn): Likewise.
7944 * combine.c (distribute_notes): Likewise.
7945 * cse.c (hash_rtx_cb): Likewise.
7946 (exp_equiv_p): Likewise.
7947 (fold_rtx): Likewise.
7948 (check_for_label_ref): Likewise.
7949 * cselib.c (rtx_equal_for_cselib_1): Likewise.
7950 (cselib_hash_rtx): Likewise.
7951 * emit-rtl.c (mark_label_nuses): Likewise.
7952 * explow.c (convert_memory_address_addr_space_1): Likewise.
7953 * final.c (output_asm_label): Likewise.
7954 (output_addr_const): Likewise.
7955 * gcse.c (add_label_notes): Likewise.
7956 * genconfig.c (walk_insn_part): Likewise.
7957 * genrecog.c (validate_pattern): Likewise.
7958 * ifcvt.c (cond_exec_get_condition): Likewise.
7959 (noce_emit_store_flag): Likewise.
7960 (noce_get_alt_condition): Likewise.
7961 (noce_get_condition): Likewise.
7962 * jump.c (maybe_propagate_label_ref): Likewise.
7963 (mark_jump_label_1): Likewise.
7964 (redirect_exp_1): Likewise.
7965 (rtx_renumbered_equal_p): Likewise.
7966 * lra-constraints.c (operands_match_p): Likewise.
7967 * print-rtl.c (print_value): Likewise.
7968 * reload.c (find_reloads): Likewise.
7969 * reload1.c (set_label_offsets): Likewise.
7970 * reorg.c (get_branch_condition): Likewise.
7971 * rtl-tests.c (test_uncond_jump): Likewise.
7972 * rtl.c (rtx_equal_p_cb): Likewise.
7973 (rtx_equal_p): Likewise.
7974 * rtlanal.c (reg_mentioned_p): Likewise.
7975 (rtx_referenced_p): Likewise.
7976 (get_condition): Likewise.
7977 * varasm.c (const_hash_1): Likewise.
7978 (compare_constant): Likewise.
7979 (const_rtx_hash_1): Likewise.
7980 (output_constant_pool_1): Likewise.
7982 2016-10-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
7985 * reload.c (find_valid_class_1): Allow regclass if atleast one
7986 regno in regclass is ok. Compute and use rclass size based on
7987 actually available regnos for mode in rclass.
7989 2016-10-21 Eric Botcazou <ebotcazou@adacore.com>
7991 * config/sparc/sparc-modes.def (CCV): New.
7993 * config/sparc/predicates.md (v_comparison_operator): New.
7994 (icc_comparison_operator): Add support for CCV/CCXV.
7995 (xcc_comparison_operator): Likewise.
7996 * config/sparc/sparc.c (output_cbranch): Likewise.
7997 (sparc_print_operand): Likewise.
7998 * config/sparc/sparc.md (UNSPEC_{ADD,SUB,NEG}V): New constants.
7999 (uaddvdi4): New expander.
8000 (addvdi4): Likewise.
8001 (uaddvdi4_sp32): New instruction.
8002 (addvdi4_sp32): Likewise.
8003 (uaddvsi4): New expander.
8004 (addvsi4): Likewise.
8005 (cmp_ccc_plus_sltu_set): New instruction.
8006 (cmp_ccv_plus): Likewise.
8007 (cmp_ccxv_plus): Likewise.
8008 (cmp_ccv_plus_set): Likewise.
8009 (cmp_ccxv_plus_set): Likewise.
8010 (cmp_ccv_plus_sltu_set): Likewise.
8011 (uaddvdi4): New expander.
8012 (subvdi4): Likewise.
8013 (usubdi4_sp32): New instruction.
8014 (subvdi4_sp32): Likewise.
8015 (usubvsi4): New expander.
8016 (subvsi4): Likewise.
8017 (cmpsi_minus_sltu_set): New instruction.
8018 (cmp_ccv_minus): Likewise.
8019 (cmp_ccxv_minus): Likewise.
8020 (cmp_ccv_minus_set): Likewise.
8021 (cmp_ccxv_minus_set): Likewise.
8022 (cmp_ccv_minus_sltu_set): Likewise.
8023 (unegvdi3): New expander.
8024 (negvdi3): Likewise.
8025 (unegdi3_sp32): New instruction.
8026 (negvdi3_sp32): Likewise.
8027 (unegvsi3): New expander.
8028 (negvsi3): Likewise.
8029 (cmp_ccc_neg_sltu_set): New instruction.
8030 (cmp_ccv_neg): Likewise.
8031 (cmp_ccxv_neg): Likewise.
8032 (cmp_ccv_neg_set): Likewise.
8033 (cmp_ccxv_neg_set): Likewise.
8034 (cmp_ccv_neg_sltu_set): Likewise.
8036 * tree-ssa-loop-split.c: Remove trailing spaces.
8037 * match.pd: Likewise.
8039 2016-10-21 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8041 PR rtl-optimization/78038
8042 * ree.c (get_defs): Return NULL if a defining insn for REG cannot
8043 be deduced to set REG through the RTL structure.
8044 (make_defs_and_copies_lists): Return false on a failing get_defs call.
8046 2016-10-21 Richard Biener <rguenther@suse.de>
8048 PR tree-optimization/78051
8049 * tree-vrp.c (evrp_dom_walker::before_dom_children): Update stmt
8050 and mark replaced if folding did something.
8052 2016-10-21 David Edelsohn <dje.gcc@gmail.com>
8054 * config/rs6000/rs6000.c (rs6000_assemble_visibility): Swap "internal"
8055 and "protected" in visibility types.
8056 (rs6000_xcoff_declare_function_name): Fix formatting.
8057 (rs6000_xcoff_declare_object_name): Fix formatting.
8059 2016-10-21 Uros Bizjak <ubizjak@gmail.com>
8061 * config/i386/i386.c (ix86_fold_builtin): Handle IX86_BUILTIN_INFQ
8062 and IX86_BUILTIN_HUGE_VALQ here ...
8063 (ix86_expand_builtin): ... not here.
8065 2016-10-20 Jakub Jelinek <jakub@redhat.com>
8067 * doc/gty.texi (for_user): Use @item next to @findex.
8069 2016-10-20 Uros Bizjak <ubizjak@gmail.com>
8072 * config/i386/bmiintrin.h (__tzcnt_u16): Call __builtin_ia32_tzcnt_u16.
8073 (__tzcnt_u32, _tzcnt_u32): Call __builtin_ia32_tzcnt_u32.
8074 (__tzcnt_u64, _tzcnt_u64): Call __builtin_ia32_tzcnt_u64.
8075 * config/i386/lzcntintrin.h (__lzcnt_u16): Call
8076 __builtin_ia32_lzcnt_u16.
8077 (__lzcnt_u32, _lzcnt_u32): Call __builtin_ia32_lzcnt_u32.
8078 (__lzcnt_u64, _lzcnt_u64): Call __builtin_ia32_lzcnt_u64.
8079 * config/i386/i386.md (UNSPEC_LZCNT, UNSPEC_TZCNT): New unspecs.
8080 (ctz<mode>2, *ctz<mode>2): Use SWI48 mode iterator.
8081 (bmi_tzcnt_<mode>): New expander.
8082 (*bmi_tzcnt_<mode>_falsedep_1): New define_insn_and_split pattern.
8083 (*bmi_tzcnt_<mode>_falsedep, *bmi_tzcnt_<mode>): New insn patterns.
8084 (clz<mode>2_lzcnt, *clz<mode>2_lzcnt): Use SWI48 mode iterator.
8085 (lzcnt_<mode>): New expander.
8086 (*lzcnt_<mode>_falsedep_1): New define_insn_and_split pattern.
8087 (*lzcnt_<mode>_falsedep, *lzcnt_<mode>): New insn patterns.
8088 * config/i386/i386-builtin-types.def (UINT_FTYPE_UINT): New.
8089 (UINT64_FTYPE_UINT64): New.
8090 * config/i386/i386-builtin.def (__builtin_clzs): Remove description.
8091 (__builtin_ia32_lzcnt_u16): New description.
8092 (__builtin_ia32_lzcnt_u32): Ditto.
8093 (__builtin_ia32_lzcnt_u64): Ditto.
8094 (__builtin_ctzs): Remove description.
8095 (__builtin_ia32_tzcnt_u16): New description.
8096 (__builtin_ia32_tzcnt_u32): Ditto.
8097 (__builtin_ia32_tzcnt_u64): Ditto.
8098 * config/i386/i386.c (ix86_expand_args_builtin): Handle
8099 UINT_FTYPE_UINT and UINT64_FTYPE_UINT64.
8101 2016-10-20 Martin Liska <mliska@suse.cz>
8104 * lto-streamer-in.c (fixup_call_stmt_edges_1): Replace value
8105 comparison with STMT_UID_NOT_IN_RANGE.
8106 (fixup_call_stmt_edges): Do not fixup edges of a thunk in
8109 2016-10-20 Eric Botcazou <ebotcazou@adacore.com>
8111 * compare-elim.c (conforming_compare): Accept UNSPECs.
8112 (find_comparison_dom_walker::before_dom_children): Deal with
8113 instructions both using and killing the flags register.
8114 (equivalent_reg_at_start): New function extracted from...
8115 (try_eliminate_compare): ...here. Use it and add support for
8116 registers and UNSPECs as second operand of the compare.
8117 * config/visium/visium-modes.def (CCV): New.
8118 * config/visium/predicates.md (visium_v_comparison_operator): New.
8119 (visium_branch_operator): Deal with CCV mode.
8120 * config/visium/visium.c (visium_select_cc_mode): Likewise.
8121 (output_cbranch): Likewise.
8122 * config/visium/visium.md (UNSPEC_{ADD,SUB,NEG}V): New constants.
8123 (uaddv<mode>4): New expander.
8124 (addv<mode>4): Likewise.
8125 (add<mode>3_insn_set_carry): New instruction.
8126 (add<mode>3_insn_set_overflow): Likewise.
8127 (addsi3_insn_set_overflow): Likewise.
8128 (usubv<mode>4): New expander.
8129 (subv<mode>4): Likewise.
8130 (sub<mode>3_insn_set_carry): New instruction.
8131 (sub<mode>3_insn_set_overflow): Likewise.
8132 (subsi3_insn_set_overflow): Likewise.
8133 (unegv<mode>3): New expander.
8134 (negv<mode>3): Likewise.
8135 (neg<mode>2_insn_set_overflow): New instruction.
8136 (addv_tst<mode>): Likewise.
8137 (subv_tst<mode>): Likewise.
8138 (negv_tst<mode>): Likewise.
8139 (cbranch<mode>4_addv_insn): New splitter and instruction.
8140 (cbranch<mode>4_subv_insn): Likewise.
8141 (cbranch<mode>4_negv_insn): Likewise.
8143 2016-10-20 Richard Biener <rguenther@suse.de>
8145 * tree-ssa-alias.c (ptrs_compare_unequal): Remove code duplication.
8146 Handle decls possibly not bound.
8147 * tree-ssa-structalias.c (get_constraint_for_ssa_var): Add
8148 nothing_id for decls that might not be bound if we are interested
8150 (get_constraint_for_component_ref): Deal with that.
8152 2016-10-20 Michael Matz <matz@suse.de>
8155 * common.opt (-fsplit-loops): New flag.
8156 * passes.def (pass_loop_split): Add.
8157 * opts.c (default_options_table): Add OPT_fsplit_loops entry at -O3.
8158 (enable_fdo_optimizations): Add loop splitting.
8159 * timevar.def (TV_LOOP_SPLIT): Add.
8160 * tree-pass.h (make_pass_loop_split): Declare.
8161 * tree-ssa-loop-manip.h (rewrite_into_loop_closed_ssa_1): Declare.
8162 * tree-ssa-loop-unswitch.c: Include tree-ssa-loop-manip.h,
8163 * tree-ssa-loop-split.c: New file.
8164 * Makefile.in (OBJS): Add tree-ssa-loop-split.o.
8165 * doc/invoke.texi (fsplit-loops): Document.
8166 * doc/passes.texi (Loop optimization): Add paragraph about loop
8169 2016-10-20 Richard Biener <rguenther@suse.de>
8171 * cgraphunit.c (analyze_functions): Set node->definition to
8172 false to signal symbol removal to debug_hooks->late_global_decl.
8173 * ipa.c (symbol_table::remove_unreachable_nodes): When not in
8174 WPA signal symbol removal to the debuginfo machinery.
8175 * dwarf2out.c (dwarf2out_late_global_decl): Instead of
8176 using early_finised to guard the we're called for symbol
8177 removal case look at the symtabs definition flag.
8178 (gen_variable_die): Remove redundant check.
8180 2016-10-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8182 * config/s390/s390.md ("prefetch"): Add fallthrough comment.
8184 2016-10-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
8186 PR tree-optimization/53979
8187 * match.pd ((a ^ b) | a -> a | b): New pattern.
8189 2016-10-19 John David Anglin <danglin@gcc.gnu.org>
8191 * config/pa/pa64-hpux.h (PA_INIT_FRAME_DUMMY_ASM_OP): Move to
8192 config/pa/pa64-hpux-lib.h.
8193 (PA_CRTBEGIN_HACK): Likewise.
8194 (DTOR_LIST_BEGIN): Likewise.
8196 2016-10-19 Bernd Edlinger <bernd.edlinger@hotmail.de>
8198 * config/arm/arm.c (arm_emit_coreregs_64bit_shift): Clear the result
8199 register only if "in" and "out" are different registers.
8201 2016-10-19 Eric Botcazou <ebotcazou@adacore.com>
8203 * omp-low.c (pass_oacc_device_lower::gate): New method.
8204 (execute): Always call execute_oacc_device_lower.
8206 2016-10-19 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8208 PR tree-optimization/77916
8209 PR tree-optimization/77937
8210 * gimple-ssa-strength-reduction.c (analyze_increments): Remove
8212 (insert_initializers): Requirement of initializer for -1 should be
8213 based on pointer-typedness of the candidate basis.
8215 2016-10-19 Bin Cheng <bin.cheng@arm.com>
8217 PR tree-optimization/78005
8218 * tree-vect-loop-manip.c (vect_gen_prolog_loop_niters): Compute
8219 upper (included) bound for niters of prolog loop.
8220 (vect_gen_scalar_loop_niters): Change parameter VF to VFM1.
8221 Compute niters of scalar loop above which vectorized loop is
8222 preferred, as well as the upper (included) bound for the niters.
8223 (vect_do_peeling): Record niter bound for loops accordingly.
8225 2016-10-19 Thomas Schwinge <thomas@codesourcery.com>
8228 * tree-core.h (enum tree_index): Put the complex types after their
8230 * tree-streamer.c (verify_common_node_recorded): New function.
8231 (preload_common_nodes) <TREE_CODE (node) == COMPLEX_TYPE>: Use it.
8233 2016-10-19 Martin Liska <mliska@suse.cz>
8235 * cgraph.h (cgraph_edge::binds_to_current_def_p):
8236 Replace NULL with false as a return value.
8238 2016-10-19 Thomas Schwinge <thomas@codesourcery.com>
8240 PR tree-optimization/78024
8241 * omp-low.c (oacc_loop_discovery): Call clear_bb_flags before, and
8242 don't clear BB_VISITED after processing.
8244 2016-10-19 Richard Biener <rguenther@suse.de>
8246 * domwalk.c (dom_walker::walk): Use RPO order.
8248 2016-10-19 Richard Biener <rguenther@suse.de>
8250 * tree-vrp.c (evrp_dom_walker::evrp_dom_walker): Initialize
8252 (evrp_dom_walker::~evrp_dom_walker): Free it.
8253 (evrp_dom_walker::stmts_to_remove): Add.
8254 (evrp_dom_walker::before_dom_children): Mark PHIs and stmts
8255 whose output we fully propagate for removal. Propagate
8256 into BB destination PHI arguments.
8257 (execute_early_vrp): Remove queued stmts. Dump value ranges
8258 before stmt removal.
8260 2016-10-18 Aldy Hernandez <aldyh@redhat.com>
8262 * Makefile.in (OBJS): Add gimple-ssa-warn-alloca.o.
8263 * passes.def: Add two instances of pass_walloca.
8264 * tree-pass.h (make_pass_walloca): New.
8265 * gimple-ssa-warn-alloca.c: New file.
8266 * doc/invoke.texi: Document -Walloca, -Walloca-larger-than=, and
8267 -Wvla-larger-than= options.
8269 2016-10-18 Thomas Schwinge <thomas@codesourcery.com>
8271 * cfg.c (clear_bb_flags): Use FOR_ALL_BB_FN.
8272 * config/nvptx/nvptx.c (nvptx_find_sese): Likewise.
8274 2016-10-18 Kelvin Nilsen <kelvin@gcc.gnu.org>
8276 * config/rs6000/altivec.h (vec_xl_len): New macro.
8277 (vec_xst_len): New macro.
8278 (vec_cmpnez): New macro.
8279 (vec_cntlz_lsbb): New macro.
8280 (vec_cnttz_lsbb): New macro.
8281 (vec_xlx): New macro.
8282 (vec_xrx): New macro.
8283 (vec_all_nez): New C++ predicate template.
8284 (vec_any_eqz): New C++ predicate template.
8285 (vec_all_ne): Revised C++ predicate template under _ARCH_PWR9
8286 conditional compilation.
8287 (vec_any_eq): Revised C++ predicate template under _ARCH_PWR9
8288 conditional compilation.
8289 (vec_all_nez): New macro.
8290 (vec_any_eqz): New macro.
8291 (vec_all_ne): Revised macro under _ARCH_PWR9 conditional
8293 (vec_any_eq): Revised macro under _ARCH_PWR9 conditional
8295 * config/rs6000/vector.md (VI): Moved this mode iterator
8296 definition from altivec.md to vector.md.
8297 (UNSPEC_NEZ_P): New value.
8298 (vector_ne_<mode>_p): New expansion for implementation of
8299 vec_all_ne and vec_any_eq built-in functions.
8300 (vector_nez_<mode>_p): New expansion for implementation of
8301 vec_all_nez and vec_any_eqz built-in functions.
8302 (vector_ne_v2di_p): New expansion for implementation of vec_all_ne
8303 and vec_any_eq built-in function.
8304 (cr6_test_for_zero): New commentary to explain this expansion.
8305 (cr6_test_for_zero_reverse): New commentary to explain this expansion.
8306 (cr6_test_for_lt): New commentary to explain this expansion.
8307 (cr6_test_for_lt_reverse): New commentary to explain this
8309 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
8310 overloaded function prototypes for vec_all_ne, vec_all_nez,
8311 vec_any_eq, vec_any_eqz, vec_cmpnez, vec_cntlz_lsbb,
8312 vec_cnttz_lsbb, vec_xl_len, vec_xst_len, vec_xlx, and vec_xrx
8314 (altivec_resolve_overloaded_builtin): Modify the handling of
8315 ALTIVEC_BUILTIN_VEC_CMPNE to use the Power9 instructions when
8316 the compiler is configured to support TARGET_P9_VECTOR.
8317 * config/rs6000/rs6000-builtin.def (BU_ALTIVEC_P): Add commentary
8318 to explain the special processing that is given to predicate
8319 built-ins introduced using this macro.
8320 (BU_ALTIVEC_OVERLOAD_P): Add commentary to alert maintainers to
8321 the special processing given to predicate built-ins introduced
8323 (BU_VSX_P): Likewise.
8324 (BU_P8V_AV_P): Likewise.
8325 (BU_P9V_AV_P): Likewise.
8326 (BU_P9V_AV_X): New macro.
8327 (BU_P9V_64BIT_AV_X): New macro.
8328 (BU_P9V_VSX_3): New macro.
8329 (BU_P9V_OVERLOAD_P): New macro.
8330 (LXVL): New BU_P9V_64BIT_VSX_2.
8331 (VEXTUBLX): New BU_P9V_AV_2.
8332 (VEXTUBRX): Likewise.
8333 (VEXTUHLX): Likewise.
8334 (VEXTUHRX): Likewise.
8335 (VEXTUWLX): Likewise.
8336 (VEXTUWRX): Likewise.
8337 (STXVL): New BU_P9V_64BIT_AV_X.
8338 (VCLZLSBB): New BU_P9V_AV_1.
8339 (VCTZLSBB): Likewise.
8340 (CMPNEB): New BU_P9V_AV_2.
8345 (VCMPNEB_P): New BU_P9V_AV_P.
8346 (VCMPNEH_P): Likewise.
8347 (VCMPNEW_P): Likewise.
8348 (VCMPNED_P): Likewise.
8349 (VCMPNEFP_P): Likewise.
8350 (VCMPNEDP_P): Likewise.
8351 (CMPNEZB): New BU_P9V_AV_2.
8352 (CMPNEZH): Likewise.
8353 (CMPNEZW): Likewise.
8354 (VCMPNEZB_P): New BU_P9V_AV_P.
8355 (VCMPNEZH_P): Likewise.
8356 (VCMPNEZW_P): Likewise.
8357 (LXVL): New BU_P9V_OVERLOAD_2.
8358 (STXVL): New BU_P9V_OVERLOAD_3.
8359 (VEXTULX): New BU_P9V_OVERLOAD_2.
8360 (VEXTURX): Likewise.
8362 (VCMPNEZ_P): New BU_P9V_OVERLOAD_P.
8363 (VCMPNE_P): Likewise.
8364 (VCLZLSBB): New BU_P9V_OVERLOAD_1.
8365 (VCTZLSBB): Likewise.
8366 * config/rs6000/rs6000.c (altivec_expand_predicate_builtin): Add
8367 comment to explain mode used for scratch register.
8368 (altivec_expand_stxvl_builtin): New function.
8369 (altivec_expand_builtin): Add case for new constant P9V_BUILTIN_STXVL.
8370 (altivec_init_builtins): Add initialized variable
8371 void_ftype_v16qi_pvoid_long and use this type to define the
8372 built-in function __builtin_altivec_stxvl.
8373 * config/rs6000/vsx.md (UNSPEC_LXVL): New value.
8374 (UNSPEC_STXVL): New value.
8375 (UNSPEC_VCLZLSBB): New value.
8376 (UNSPEC_VCTZLSBB): New value.
8377 (UNSPEC_VEXTUBLX): New value.
8378 (UNSPEC_VEXTUHLX): New value.
8379 (UNSPEC_VEXTUWLX): New value.
8380 (UNSPEC_VEXTUBRX): New value.
8381 (UNSPEC_VEXTUHRX): New value.
8382 (UNSPEC_VEXTUWRX): New value.
8383 (UNSPEC_VCMPNEB): New value.
8384 (UNSPEC_VCMPNEZB): New value.
8385 (UNSPEC_VCMPNEH): New value.
8386 (UNSPEC_VCMPNEZH): New value.
8387 (UNSPEC_VCMPNEW): New value.
8388 (UNSPEC_VCMPNEZW): New value.
8389 (*vsx_ne_<mode>_p): New insn for vector test all not equal with
8390 vector of integer modes.
8391 (*vsx_ne_<mode>_p): New insn for vector test all not equal with
8392 vector of float or double modes.
8393 (*vector_nez_<mode>_p): New insn for vector test all not equal or
8395 (lxvl): New expand for load VSX vector with length.
8396 (*lxvl): New insn for load VSX vector with length.
8397 (stxvl): New expand for store VSX vector with length.
8398 (*stxvl): New insn for store VSX vector with length.
8399 (vcmpneb): New insn for vector of byte compare not equal.
8400 (vcmpnezb): New insn for vector of byte compare not equal or zero.
8401 (vcmpneh): New insn for vector of half word compare not equal.
8402 (vcmpnezh): New insn for vector of half word compare not equal or
8404 (vcmpnew): New insn for vector of word compare not equal.
8405 (vcmpne<VSs>): New insn for vector of float or double compare not
8407 (vcmpnezw): New insn for vector of word compare not equal or zero.
8408 (vclzlsbb): New insn for vector count leading zero
8409 least-significant bits byte.
8410 (vctzlsbb): New insn for vector count trailing zero least
8411 signficant bits byte.
8412 (vextublx): New insn for vector extract unsigned byte left
8414 (vextubrx): New insn for vector extract unsigned byte right
8416 (vextuhlx): New insn for vector extract unsigned half word left
8418 (vextuhrx): New insn for vector extract unsigned half word right
8420 (vextuwlx): New insn for vector extract unsigned word left
8422 (vextuwrx): New insn for vector extract unsigned word right
8424 * config/rs6000/rs6000.h (RS6000_BTC_CONST): Enhance comment to
8425 clarify intent of this constant.
8426 * config/rs6000/altivec.md (VI): Move this mode iterator to vsx.md.
8427 * doc/extend.texi (PowerPC Altivec Built-in Functions): Add
8428 documentation for vec_all_nez, vec_any_eqz, vec_cmpnez,
8429 vec_cntlz_lsbb, vec_cnttz_lsbb, vec_xl_len, vec_xst_len, vec_xlx,
8430 and vec_xrx functions.
8432 2016-10-18 Andrew Pinski <apinski@cavium.com>
8435 * predict.c (is_exit_with_zero_arg): New function.
8436 (tree_bb_level_predictions): Don't consider paths leading to exit(0)
8439 2016-10-18 Uros Bizjak <ubizjak@gmail.com>
8442 * config/i386/i386.c (legitimize_tls_address)
8443 <case TLS_MODEL_INITIAL_EXEC>: For TARGET_64BIT || TARGET_ANY_GNU_TLS
8444 convert dest to Pmode if different than Pmode.
8446 2016-10-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8448 PR tree-optimization/77916
8449 * gimple-ssa-strength-reduction.c (analyze_increments): Reinstate
8450 stopgap fix, as pointers with -1 increment are still broken.
8452 2016-10-18 David Edelsohn <dje.gcc@gmail.com>
8454 * config/rs6000/rs6000.c (rs6000_output_symbol_ref): Move storage
8455 mapping class decoration from here...
8456 (rs6000_xcoff_encode_section): ...to here.
8458 (rs6000_savres_strategy) [AIX,ELFv2]: Inline FPR save and restore
8459 if shrink-wrapping and optimizing for speed.
8461 2016-10-18 Richard Biener <rguenther@suse.de>
8463 * tree-vrp.c (evrp_dom_walker::before_dom_children): Handle
8464 not visited but non-executable predecessors. Return taken edge.
8465 Simplify conditions and refactor propagation vs. folding step.
8467 2016-10-18 Segher Boessenkool <segher@kernel.crashing.org>
8469 * config/rs6000/rs6000.c (rs6000_savres_strategy): Do not select
8470 {SAVE,REST}_MULTIPLE if shrink-wrapping separate components.
8471 (rs6000_get_separate_components): Assert we do not have those
8472 strategies selected.
8474 2016-10-18 Richard Biener <rguenther@suse.de>
8476 * tree-ssa-propagate.h (substitute_and_fold): Adjust prototype.
8477 * tree-ssa-propagate.c (ssa_prop_fini): Remove final BB_VISITED
8479 (substitute_and_fold_dom_walker): Adjust constructor.
8480 (substitute_and_fold_dom_walker::before_dom_children): Remove
8481 do_dce flag and handling (always true).
8482 (substitute_and_fold): Likewise.
8483 * tree-vrp.c (vrp_finalize): Adjust.
8484 (execute_early_vrp): Remove final BB_VISITED clearing.
8485 * tree-ssa-ccp.c (ccp_finalize): Adjust.
8486 * tree-ssa-copy.c (fini_copy_prop): Likewise.
8487 * ira.c (ira): Call clear_bb_flags.
8489 2016-10-18 Richard Biener <rguenther@suse.de>
8491 * genmatch.c (dt_operand::gen_gimple_expr): Use get_name to
8492 get at the operand to look at with TREE_OPERAND for generic
8495 2016-10-18 David Malcolm <dmalcolm@redhat.com>
8497 * genattrtab.c (attr_string): Use rtx_reader_ptr for call to
8499 (gen_attr): Use rtx_reader_ptr for lookup_enum_type call.
8500 (write_test_expr): Use rtx_reader_ptr for calls to
8502 (write_attr_value): Likewise.
8503 * genconditions.c (write_one_condition): Use rtx_reader_ptr for
8504 call to print_md_ptr_loc.
8505 (write_one_condition): Likewise for calls to print_c_condition.
8506 * genconstants.c: Include "statistics.h" and "vec.h".
8507 (main): Update for conversion to member functions.
8508 * genemit.c (emit_c_code): Use rtx_reader_ptr for
8509 call to print_md_ptr_loc.
8510 * genenums.c: Include "statistics.h" and "vec.h".
8511 (main): Update for conversion of traverse_enum_types to a method.
8512 * genmddeps.c: Include "statistics.h" and "vec.h".
8513 * genoutput.c (process_template): Use rtx_reader_ptr for call to
8515 * genpreds.c (write_predicate_subfunction): Likewise.
8516 (write_predicate_expr): Likewise for calls to print_c_condition.
8517 * genrecog.c (print_test): Likewise.
8518 * gensupport.c (process_rtx): Likewise for calls to
8519 copy_md_ptr_loc and join_c_conditions.
8520 (alter_test_for_insn): Likewise for call to join_c_conditions.
8521 (process_substs_on_one_elem): Likewise.
8522 (gen_mnemonic_setattr): Update for move of string_obstack to a
8523 field of rtx_reader.
8524 (mnemonic_htab_callback): Likewise. Fix formatting.
8525 (gen_mnemonic_attr): Likewise.
8526 * gentarget-def.c (def_target_insn): Use rtx_reader_ptr for calls
8527 to print_c_condition.
8528 * read-md.c: Include "statistics.h" and "vec.h".
8529 (string_obstack): Convert this global to field "m_string_obstack"
8530 of class rtx_reader.
8531 (ptr_locs): Likewise, as "m_ptr_locs".
8532 (ptr_loc_obstack): Likewise, as "m_ptr_loc_obstack".
8533 (joined_conditions): Likewise, as "m_joined_conditions".
8534 (joined_conditions_obstack): Likewise, as "m_joined_conditions_obstack".
8535 (md_constants): Likewise, as "m_md_constants".
8536 (enum_types): Likewise, as "m_enum_types".
8537 (set_md_ptr_loc): Convert to...
8538 (rtx_reader::set_md_ptr_loc): ...member function.
8539 (get_md_ptr_loc): Convert to...
8540 (rtx_reader::get_md_ptr_loc): ...member function.
8541 (copy_md_ptr_loc): Convert to...
8542 (rtx_reader::copy_md_ptr_loc): ...member function.
8543 (fprint_md_ptr_loc): Convert to...
8544 (rtx_reader::fprint_md_ptr_loc): ...member function.
8545 (print_md_ptr_loc): Convert to...
8546 (rtx_reader::print_md_ptr_loc): ...member function.
8547 (join_c_conditions): Convert to...
8548 (rtx_reader::join_c_conditions): ...member function.
8549 (fprint_c_condition): Convert to...
8550 (rtx_reader::fprint_c_condition): ...member function.
8551 (print_c_condition): Convert to...
8552 (rtx_reader::print_c_condition): ...member function.
8553 (read_name): Convert to...
8554 (rtx_reader::read_name): ...member function.
8555 (read_escape): Convert to...
8556 (rtx_reader::read_escape): ...member function.
8557 (read_quoted_string): Convert to...
8558 (rtx_reader::read_quoted_string): ...member function.
8559 (read_braced_string): Convert to...
8560 (rtx_reader::read_braced_string): ...member function.
8561 (read_string): Convert to...
8562 (rtx_reader::read_string): ...member function.
8563 (read_skip_construct): Convert to...
8564 (rtx_reader::read_skip_construct): ...member function.
8565 (handle_constants): Convert to...
8566 (rtx_reader::handle_constants): ...member function.
8567 (traverse_md_constants): Convert to...
8568 (rtx_reader::traverse_md_constants): ...member function.
8569 (handle_enum): Convert to...
8570 (rtx_reader::handle_enum): ...member function.
8571 (lookup_enum_type): Convert to...
8572 (rtx_reader::lookup_enum_type): ...member function.
8573 (traverse_enum_types): Convert to...
8574 (rtx_reader::traverse_enum_types): ...member function.
8575 (rtx_reader::rtx_reader): Move initializations
8576 of various former global data from rtx_reader::read_md_files to
8577 here, as fields, along with the call to unlock_std_streams.
8578 (rtx_reader::~rtx_reader): Clean up m_base_dir, and clean up
8580 (rtx_reader::read_md_files): Move initializations of various
8581 global data from here to the ctor.
8582 * read-md.h (read_name): Convert to...
8583 (rtx_reader::read_name): ...member function.
8584 (rtx_reader::read_escape): New method decl.
8585 (read_quoted_string): Convert to...
8586 (rtx_reader::read_quoted_string): ...member function.
8587 (rtx_reader::read_braced_string): New method decl.
8588 (read_string): Convert to...
8589 (rtx_reader::read_string): ...member function.
8590 (rtx_reader::read_skip_construct): New method decl.
8591 (rtx_reader::set_md_ptr_loc): New method decl.
8592 (rtx_reader::get_md_ptr_loc): New method decl.
8593 (copy_md_ptr_loc): Convert to...
8594 (rtx_reader::copy_md_ptr_loc): ...member function.
8595 (fprint_md_ptr_loc): Convert to...
8596 (rtx_reader::fprint_md_ptr_loc): ...member function.
8597 (print_md_ptr_loc): Convert to...
8598 (rtx_reader::print_md_ptr_loc): ...member function.
8599 (rtx_reader::lookup_enum_type): New method decl.
8600 (rtx_reader::traverse_enum_types): New method decl.
8601 (rtx_reader::handle_constants): New method decl.
8602 (traverse_md_constants): Convert to...
8603 (rtx_reader::traverse_md_constants): ...member function.
8604 (rtx_reader::handle_enum): New method decl.
8605 (rtx_reader::join_c_conditions): New method decl.
8606 (fprint_c_condition): Convert to...
8607 (rtx_reader::fprint_c_condition): ...member function.
8608 (print_c_condition): Convert to...
8609 (rtx_reader::print_c_condition): ...member function.
8610 (rtx_reader::apply_iterator_to_string): New method decl.
8611 (rtx_reader::copy_rtx_for_iterators): New method decl.
8612 (rtx_reader::read_conditions): New method decl.
8613 (rtx_reader::record_potential_iterator_use): New method decl.
8614 (rtx_reader::read_mapping): New method decl.
8615 (rtx_reader::read_rtx): New method decl.
8616 (rtx_reader::read_rtx_code): New method decl.
8617 (rtx_reader::read_rtx_operand): New method decl.
8618 (rtx_reader::read_nested_rtx): New method decl.
8619 (rtx_reader::read_rtx_variadic): New method decl.
8620 (rtx_reader::get_string_obstack): New method.
8621 (rtx_reader::get_md_constants): New method.
8622 (string_obstack): Convert global variable decl to...
8623 (rtx_reader::m_string_obstack): ...this new field.
8624 (rtx_reader::m_ptr_locs): New field.
8625 (rtx_reader::m_ptr_loc_obstack): New field.
8626 (rtx_reader::m_joined_conditions): New field.
8627 (rtx_reader::m_joined_conditions_obstack): New field.
8628 (rtx_reader::m_md_constants): New field.
8629 (rtx_reader::m_enum_types): New field.
8630 * read-rtl.c (apply_iterator_to_string): Convert to...
8631 (rtx_reader::apply_iterator_to_string): ...member function.
8632 (copy_rtx_for_iterators): Convert to...
8633 (rtx_reader::copy_rtx_for_iterators): ...member function.
8634 (add_condition_to_string): Use rtx_reader_ptr for
8635 calls join_c_conditions.
8636 (apply_iterators): Use rtx_reader_ptr for calls to
8637 join_c_conditions and copy_rtx_for_iterators.
8638 (read_conditions): Convert to...
8639 (rtx_reader::read_conditions): ...member function.
8640 (record_potential_iterator_use): Convert to...
8641 (rtx_reader::record_potential_iterator_use): ...member function.
8642 (read_mapping): Convert to...
8643 (rtx_reader::read_mapping): ...member function.
8644 (read_subst_mapping): Use rtx_reader_ptr for read_string call.
8645 (read_rtx): Convert to...
8646 (rtx_reader::read_rtx): ...member function.
8647 (read_rtx_code): Convert to...
8648 (rtx_reader::read_rtx_code): ...member function.
8649 (read_rtx_operand): Convert to...
8650 (rtx_reader::read_rtx_operand): ...member function. Update for move
8651 of string_obstack to a field.
8652 (read_nested_rtx): Convert to..
8653 (rtx_reader::read_nested_rtx): ...member function.
8654 (read_rtx_variadic): Convert to..
8655 (rtx_reader::read_rtx_variadic): ...member function.
8657 2016-10-18 Kugan Vivekanandarajah <kuganv@linaro.org>
8659 * tree-vrp.c (get_value_range): Check get_ptr_nonnull.
8661 2016-10-18 Kugan Vivekanandarajah <kuganv@linaro.org>
8663 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Set value range
8664 for pointer type too.
8665 (ipcp_update_vr): set_ptr_nonnull for pointer.
8667 2016-10-18 Kugan Vivekanandarajah <kuganv@linaro.org>
8669 * tree-ssa-alias.h (pt_solution_singleton_or_null_p): Renamed from
8670 pt_solution_singleton_p.
8671 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Use renamed
8672 pt_solution_singleton_or_null_p from pt_solution_singleton_p.
8673 * tree-ssa-structalias.c (find_what_p_points_to): Preserve
8674 pointer nonnull computed by VRP.
8675 Also Conservatively set pt.null to 1.
8676 (pt_solution_reset): Conservatively set pt.null to 1.
8677 (pt_solution_singleton_or_null_p): Renamed from
8678 pt_solution_singleton_p.
8679 * tree-ssanames.h (set_ptr_nonnull): Declare.
8680 (get_ptr_nonnull): Likewise.
8681 * tree-ssanames.c (set_ptr_nonnull): New.
8682 (get_ptr_nonnull): Likewise.
8683 * tree-vrp.c (vrp_finalize): Set ptr that are nonnull.
8684 (evrp_dom_walker::before_dom_children): Likewise.
8686 2016-10-17 Eric Botcazou <ebotcazou@adacore.com>
8688 * config/i386/i386.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to...
8689 * config/i386/i386.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ...here.
8690 * config/ia64/ia64.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to...
8691 * config/ia64/ia64.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ...here.
8692 * config/rs6000/rs6000.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to.
8693 * config/rs6000/rs6000.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ...here.
8694 (rs6000_option_override_internal): Clear it if ABI_AIX.
8695 * config/sparc/sparc.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to...
8696 * config/sparc/sparc.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ... here.
8698 2016-10-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8700 * gimple-ssa-strength-reduction.c (record_increment): Remove
8703 2016-10-17 Eric Botcazou <ebotcazou@adacore.com>
8705 * expmed.c (expand_shift_1): Add MAY_FAIL parameter and do not assert
8706 that the result is non-zero if it is true.
8707 (maybe_expand_shift): New wrapper around expand_shift_1.
8708 (emit_store_flag): Call maybe_expand_shift in lieu of expand_shift.
8710 2016-10-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8712 PR tree-optimization/77916
8713 * gimple-ssa-strength-reduction.c (create_add_on_incoming_edge):
8714 Don't allow a MINUS_EXPR for pointer arithmetic for either known
8716 (record_increment): Increments of -1 for unknown strides just use
8717 a multiply initializer like other negative values.
8718 (analyze_increments): Remove stopgap solution for -1 increment
8719 applied to pointer arithmetic.
8721 2016-10-17 Yuri Rumyantsev <ysrumyan@gmail.com>
8723 * dominance.c (dom_info::dom_info): Add new constructor for region
8724 which is vector of basic blocks.
8725 (dom_init): New method to initialize members common for both
8727 (dom_info::dom_info): Invoke dom_init for partial initialization.
8728 (dom_info::get_idom): Add check to corner cases on basic blocks which
8730 (dom_info::calc_dfs_tree): Check M_FAKE_EXIT_EDGE instead of M_REVERSE
8731 to detect unreachable bbs.
8732 (dom_info::calc_idoms): Likewise.
8733 (compute_dom_fast_query_in_region): New function.
8734 (calculate_dominance_info_for_region): Likewise.
8735 (free_dominance_info_for_region): Likewise.
8736 * dominance.h: Add prototypes for introduced region-based functions
8737 * tree-if-conv.c (build_region): New function.
8738 (if_convertible_loop_p_1): Invoke local version of post-dominators
8739 calculation before basic block predication with subsequent freeing
8740 post-dominator info.
8741 (tree_if_conversion): Remove free of post-dominator info
8742 (pass_if_conversion::execute): Delete detection of infinite loops
8743 and fake edges to exit block since post-dominator calculation is
8744 performed per if-converted loop only.
8746 2016-10-17 Bernd Edlinger <bernd.edlinger@hotmail.de>
8749 * config/arm/arm.c (arm_emit_coreregs_64bit_shift): Clear the result
8750 register explicitly.
8751 * config/arm/arm.md (ashldi3, ashrdi3, lshrdi3): Don't FAIL if
8752 optimizing for size.
8754 2016-10-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8756 * config/aarch64/aarch64.c: Delete inclusion of
8757 cortex-a57-fma-steering.h.
8758 (aarch64_override_options): Delete call
8759 to aarch64_register_fma_steering.
8760 * config/aarch64/aarch64-protos.h (make_pass_fma_steering): Declare.
8761 * config/aarch64/cortex-a57-fma-steering.h: Delete.
8762 * config/aarch64/aarch64-passes.def: New file.
8763 * config/aarch64/cortex-a57-fma-steering.c
8764 (aarch64_register_fma_steering): Delete definition.
8765 (make_pass_fma_steering): Remove static qualifier.
8766 * config/aarch64/t-aarch64 (PASSES_EXTRA): New directive.
8767 (cortex-a57-fma-steering.o): Remove dependency on
8768 cortex-a57-fma-steering.h.
8770 2016-10-17 Eric Botcazou <ebotcazou@adacore.com>
8772 * explow.c (validize_mem): Do not modify the argument in-place.
8774 2016-10-17 Thomas Schwinge <thomas@codesourcery.com>
8776 * tree-streamer.c (record_common_node): Explicitly list expected
8779 2016-10-17 Richard Biener <rguenther@suse.de>
8781 PR tree-optimization/77988
8782 * tree-vrp.c (remove_range_assertions): Use replace_uses_by.
8784 2016-10-17 Marek Polacek <polacek@redhat.com>
8786 * Makefile.in (C_COMMON_OBJS): Add c-family/c-attribs.o.
8788 2016-10-17 Richard Biener <rguenther@suse.de>
8790 * bb-reorder.c (reorder_basic_blocks_simple): Clear BB_VISITED
8793 2016-10-17 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
8795 PR tree-optimization/71636
8796 * match.pd (x & ((1 << b) - 1) -> x & ~(~0 << b)): New pattern.
8798 2016-10-17 Richard Biener <rguenther@suse.de>
8800 * gimplify.c (gimplify_function_tree): Do not move the outer
8803 2016-10-17 Jakub Jelinek <jakub@redhat.com>
8805 * langhooks.h (struct lang_hooks_for_decls): Remove
8806 function_decl_explicit_p, function_decl_deleted_p and
8807 function_decl_defaulted hooks. Add decl_dwarf_attribute hook.
8808 * langhooks-def.h (lhd_decl_dwarf_attribute): Declare.
8809 (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P,
8810 LANG_HOOKS_FUNCTION_DECL_DELETED_P,
8811 LANG_HOOKS_FUNCTION_DECL_DEFAULTED): Remove.
8812 (LANG_HOOKS_DECL_DWARF_ATTRIBUTE): Define.
8813 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P,
8814 LANG_HOOKS_FUNCTION_DECL_DELETED_P and
8815 LANG_HOOKS_FUNCTION_DECL_DEFAULTED. Add
8816 LANG_HOOKS_DECL_DWARF_ATTRIBUTE.
8817 * langhooks.c (lhd_decl_dwarf_attribute): New function.
8818 * dwarf2out.c (gen_subprogram_die): Use
8819 lang_hooks.decls.decl_dwarf_attribute instead of
8820 lang_hooks.decls.function_decl_*.
8822 2016-10-16 Eric Botcazou <ebotcazou@adacore.com>
8826 * common.opt (-ftrampolines): New option.
8827 * doc/invoke.texi (Code Gen Options): Document it.
8828 * doc/tm.texi.in (Trampolines): Add TARGET_CUSTOM_FUNCTION_DESCRIPTORS.
8829 * doc/tm.texi: Regenerate.
8830 * builtins.def: Add init_descriptor and adjust_descriptor.
8831 * builtins.c (expand_builtin_init_trampoline): Do not issue a warning
8832 on platforms with descriptors.
8833 (expand_builtin_init_descriptor): New function.
8834 (expand_builtin_adjust_descriptor): Likewise.
8835 (expand_builtin) <BUILT_IN_INIT_DESCRIPTOR>: New case.
8836 <BUILT_IN_ADJUST_DESCRIPTOR>: Likewise.
8837 * calls.c (prepare_call_address): Remove SIBCALLP parameter and add
8838 FLAGS parameter. Deal with indirect calls by descriptor and adjust.
8839 Set STATIC_CHAIN_REG_P on the static chain register, if any.
8840 (call_expr_flags): Set ECF_BY_DESCRIPTOR for calls by descriptor.
8841 (expand_call): Likewise. Move around call to prepare_call_address
8842 and pass all flags to it.
8843 * cfgexpand.c (expand_call_stmt): Reinstate CALL_EXPR_BY_DESCRIPTOR.
8844 * gimple.h (enum gf_mask): New GF_CALL_BY_DESCRIPTOR value.
8845 (gimple_call_set_by_descriptor): New setter.
8846 (gimple_call_by_descriptor_p): New getter.
8847 * gimple.c (gimple_build_call_from_tree): SetCALL_EXPR_BY_DESCRIPTOR.
8848 (gimple_call_flags): Deal with GF_CALL_BY_DESCRIPTOR.
8849 * langhooks.h (struct lang_hooks): Add custom_function_descriptors.
8850 * langhooks-def.h (LANG_HOOKS_CUSTOM_FUNCTION_DESCRIPTORS): Define.
8851 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_CUSTOM_FUNCTION_DESCRIPTORS.
8852 * rtl.h (STATIC_CHAIN_REG_P): New macro.
8853 * rtlanal.c (find_first_parameter_load): Skip static chain registers.
8854 * target.def (custom_function_descriptors): New POD hook.
8855 * tree.h (FUNC_ADDR_BY_DESCRIPTOR): New flag on ADDR_EXPR.
8856 (CALL_EXPR_BY_DESCRIPTOR): New flag on CALL_EXPR.
8857 * tree-core.h (ECF_BY_DESCRIPTOR): New mask.
8858 Document FUNC_ADDR_BY_DESCRIPTOR and CALL_EXPR_BY_DESCRIPTOR.
8859 * tree.c (make_node_stat) <tcc_declaration>: Use FUNCTION_ALIGNMENT.
8860 (build_common_builtin_nodes): Initialize init_descriptor and
8862 * tree-nested.c: Include target.h.
8863 (struct nesting_info): Add 'any_descr_created' field.
8864 (get_descriptor_type): New function.
8865 (lookup_element_for_decl): New function extracted from...
8866 (create_field_for_decl): Likewise.
8867 (lookup_tramp_for_decl): ...here. Adjust.
8868 (lookup_descr_for_decl): New function.
8869 (convert_tramp_reference_op): Deal with descriptors.
8870 (build_init_call_stmt): New function extracted from...
8871 (finalize_nesting_tree_1): ...here. Adjust and deal with descriptors.
8872 * defaults.h (FUNCTION_ALIGNMENT): Define.
8873 (TRAMPOLINE_ALIGNMENT): Set to above instead of FUNCTION_BOUNDARY.
8874 * config/i386/i386.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define.
8875 * config/ia64/ia64.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Likewise.
8876 * config/rs6000/rs6000.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS):Likewise.
8877 * config/sparc/sparc.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Likewise.
8879 2016-10-16 Eric Botcazou <ebotcazou@adacore.com>
8881 * config/sparc/sparc.c (sparc_expand_vector_init): Only accept literal
8882 constants in CONST_VECTORs.
8884 2016-10-15 Eric Botcazou <ebotcazou@adacore.com>
8886 * config/sparc/sparc.c (sparc_expand_vec_perm_bmask): Use a scratch
8887 register as destination of bmask.
8888 (vector_init_bshuffle): Likewise.
8889 * config/sparc/sparc.md (vec_perm_constv8qi): Likewise.
8890 (bmaskdi_vis): Enable only in 64-bit mode.
8892 2016-10-15 Segher Boessenkool <segher@kernel.crashing.org>
8894 * config/rs6000/rs6000.c (rs6000_get_separate_components): Do not
8895 make LR a separately shrink-wrapped component unless savres_strategy
8896 contains all of {SAVE,REST}_INLINE_{GPRS,FPRS,VRS}. Do not wrap
8897 GPRs unless both {SAVE,REST}_INLINE_GPRS. Do not disallow all
8898 wrapping when not both {SAVE,REST}_INLINE_GPRS.
8900 2016-10-15 Eric Botcazou <ebotcazou@adacore.com>
8902 * optabs.c (expand_parity): Fix mode mismatch, add final conversion
8903 and keep looping on failure.
8905 2016-10-14 David Malcolm <dmalcolm@redhat.com>
8907 * print-rtl-function.c (print_edge): Omit "(flags)" when none are
8909 (print_rtx_function): Update example in comment for...
8910 * print-rtl.c (print_rtx_operand_code_r): In compact mode, print
8911 non-virtual pseudos with a '%' sigil followed by the regno, offset
8912 by (LAST_VIRTUAL_REGISTER + 1), so that the first non-virtual
8913 pseudo is dumped as "%0".
8915 2016-10-14 Jakub Jelinek <jakub@redhat.com>
8918 * expr.c (expand_expr_real_1) <case CONST_DECL>: For EXPAND_WRITE
8921 2016-10-14 Eric Botcazou <ebotcazou@adacore.com>
8923 * config/sparc/sparc-passes.def: New file.
8924 * config/sparc/t-sparc (PASSES_EXTRA): Add sparc-passes.def.
8925 * config/sparc/sparc-protos.h (make_pass_work_around_errata): New.
8926 * config/sparc/sparc.c (sparc_option_override): Don't register passes.
8928 2016-10-14 Pat Haugen <pthaugen@us.ibm.com>
8930 * loop-unroll.c (unroll_loop_runtime_iterations): Condition initial
8931 loop peel to loops with exit test at the beginning.
8933 2016-10-14 Pat Haugen <pthaugen@us.ibm.com>
8935 PR rtl-optimization/68212
8936 * cfgloopmanip.c (duplicate_loop_to_header_edge): Use preheader edge
8937 frequency when computing scale factor for peeled copies.
8938 * loop-unroll.c (unroll_loop_runtime_iterations): Fix freq/count
8939 values for switch/peel blocks/edges.
8941 2016-10-14 Pedro Alves <palves@redhat.com>
8943 * coretypes.h (OVERRIDE, FINAL): Delete, moved to include/ansidecl.h.
8945 2016-10-14 Catherine Moore <clm@codesourcery.com>
8947 * config/mips/mips.c (mips_prepare_pch_save): Initialize
8948 micromips_globals to zero.
8950 2016-10-14 Richard Biener <rguenther@suse.de>
8952 PR tree-optimization/77979
8953 * tree-vrp.c (compare_name_with_value): Handle released SSA names
8954 in the equivalency sets.
8955 (compare_names): Likewise.
8957 2016-10-14 Martin Liska <mliska@suse.cz>
8959 * builtins.h(target_char_cst_p): Declare the function.
8960 * builtins.c (fold_builtin_memchr): Remove.
8961 (target_char_cst_p): Move the function from gimple-fold.c.
8962 (fold_builtin_3): Do not call the function.
8963 * gimple-fold.c (gimple_fold_builtin_memchr): New function.
8964 (gimple_fold_builtin): Call the function.
8965 * fold-const-call.c (fold_const_call_1): Handle CFN_BUILT_IN_MEMCHR.
8967 2016-10-14 Martin Liska <mliska@suse.cz>
8969 * builtins.c (fold_builtin_strcmp): Remove function.
8970 (fold_builtin_strncmp): Likewise.
8971 (fold_builtin_2): Remove call of the function.
8972 (fold_builtin_3): Likewise.
8973 * fold-const-call.c (fold_const_call): Add constant folding
8974 for CFN_BUILT_IN_STRCASECMP and CFN_BUILT_IN_STRNCASECMP.
8975 * fold-const-call.h (build_cmp_result): Declare the function.
8976 * gimple-fold.c (gimple_load_first_char): New function.
8977 (gimple_fold_builtin_string_compare): Likewise.
8978 (gimple_fold_builtin): Call the function.
8980 2016-10-14 Nathan Sidwell <nathan@acm.org>
8982 * gcov-io.c (gcov_open): Deconstify 'mode'.
8984 2016-10-14 Martin Liska <mliska@suse.cz>
8986 * fold-const.c (c_getstr): Support of properly \0-terminated
8987 string constants. New argument is added.
8988 * fold-const.h: New argument is added.
8990 2016-10-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8992 * config/aarch64/aarch64.c (aarch64_print_hint_for_core_or_arch):
8994 (aarch64_print_hint_for_core): Likewise.
8995 (aarch64_print_hint_for_arch): Likewise.
8996 (aarch64_validate_march): Use it. Fix indentation in type signature.
8997 (aarch64_validate_mcpu): Use aarch64_print_hint_for_core_or_arch.
8998 (aarch64_validate_mtune): Likewise.
8999 (aarch64_handle_attr_arch): Likewise.
9000 (aarch64_handle_attr_cpu): Likewise.
9001 (aarch64_handle_attr_tune): Likewise.
9003 2016-10-14 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
9005 * optabs.def: Remove optab function gen_int_libfunc for sdivmod_optab
9008 2016-10-13 Andreas Schwab <schwab@linux-m68k.org>
9010 * config/m68k/m68k.c (m68k_option_override): Check
9011 opt_fstack_limit_symbol_arg and opt_fstack_limit_register_no
9012 instead of stack_limit_rtx.
9014 2016-10-13 Jakub Jelinek <jakub@redhat.com>
9016 * dwarf2out.c (gen_member_die): Handle inline static data member
9019 2016-10-13 Nathan Sidwell <nathan@acm.org>
9021 * gcov-io.c (gcov_open): Fix documentation. Simplify setting
9022 gcov_var.mode. Remove unnecessary fstat.
9024 2016-10-13 Segher Boessenkool <segher@kernel.crashing.org>
9027 * function.c (thread_prologue_and_epilogue_insns): Call all
9028 make_*logue_seq in the same order as traditional. Call them
9029 all a second time if shrink_wrapped_separate.
9031 2016-10-13 Marek Polacek <polacek@redhat.com>
9033 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
9034 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Don't
9037 2016-10-13 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9039 PR tree-optimization/77937
9040 * gimple-ssa-strength-reduction.c (analyze_increments): Set cost
9041 to infinite when we have a pointer with an increment of -1.
9043 2016-10-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
9045 * coretypes.h: Move MEMMODEL_* macros and enum memmodel definition
9047 * memmodel.h: This file.
9048 * alias.c, asan.c, auto-inc-dec.c, bb-reorder.c, bt-load.c,
9049 caller-save.c, calls.c, ccmp.c, cfgbuild.c, cfgcleanup.c,
9050 cfgexpand.c, cfgloopanal.c, cfgrtl.c, cilk-common.c, combine.c,
9051 combine-stack-adj.c, common/config/aarch64/aarch64-common.c,
9052 common/config/arm/arm-common.c, common/config/bfin/bfin-common.c,
9053 common/config/c6x/c6x-common.c, common/config/i386/i386-common.c,
9054 common/config/ia64/ia64-common.c, common/config/nvptx/nvptx-common.c,
9055 compare-elim.c, config/aarch64/aarch64-builtins.c,
9056 config/aarch64/aarch64-c.c, config/aarch64/cortex-a57-fma-steering.c,
9057 config/arc/arc.c, config/arc/arc-c.c, config/arm/arm-builtins.c,
9058 config/arm/arm-c.c, config/avr/avr.c, config/avr/avr-c.c,
9059 config/avr/avr-log.c, config/bfin/bfin.c, config/c6x/c6x.c,
9060 config/cr16/cr16.c, config/cris/cris.c, config/darwin-c.c,
9061 config/darwin.c, config/epiphany/epiphany.c,
9062 config/epiphany/mode-switch-use.c,
9063 config/epiphany/resolve-sw-modes.c, config/fr30/fr30.c,
9064 config/frv/frv.c, config/ft32/ft32.c, config/h8300/h8300.c,
9065 config/i386/i386-c.c, config/i386/winnt.c, config/iq2000/iq2000.c,
9066 config/lm32/lm32.c, config/m32c/m32c.c, config/m32r/m32r.c,
9067 config/m68k/m68k.c, config/mcore/mcore.c,
9068 config/microblaze/microblaze.c, config/mmix/mmix.c,
9069 config/mn10300/mn10300.c, config/moxie/moxie.c,
9070 config/msp430/msp430.c, config/nds32/nds32-cost.c,
9071 config/nds32/nds32-intrinsic.c, config/nds32/nds32-md-auxiliary.c,
9072 config/nds32/nds32-memory-manipulation.c,
9073 config/nds32/nds32-predicates.c, config/nds32/nds32.c,
9074 config/nios2/nios2.c, config/nvptx/nvptx.c, config/pa/pa.c,
9075 config/pdp11/pdp11.c, config/rl78/rl78.c, config/rs6000/rs6000-c.c,
9076 config/rx/rx.c, config/s390/s390-c.c, config/s390/s390.c,
9077 config/sh/sh.c, config/sh/sh-c.c, config/sh/sh-mem.cc,
9078 config/sh/sh_treg_combine.cc, config/sol2.c, config/spu/spu.c,
9079 config/stormy16/stormy16.c, config/tilegx/tilegx.c,
9080 config/tilepro/tilepro.c, config/v850/v850.c, config/vax/vax.c,
9081 config/visium/visium.c, config/vms/vms-c.c, config/xtensa/xtensa.c,
9082 coverage.c, cppbuiltin.c, cprop.c, cse.c, cselib.c, dbxout.c, dce.c,
9083 df-core.c, df-problems.c, df-scan.c, dojump.c, dse.c, dwarf2asm.c,
9084 dwarf2cfi.c, dwarf2out.c, emit-rtl.c, except.c, explow.c, expmed.c,
9085 expr.c, final.c, fold-const.c, function.c, fwprop.c, gcse.c,
9086 ggc-page.c, haifa-sched.c, hsa-brig.c, hsa-gen.c, hw-doloop.c,
9087 ifcvt.c, init-regs.c, internal-fn.c, ira-build.c, ira-color.c,
9088 ira-conflicts.c, ira-costs.c, ira-emit.c, ira-lives.c, ira.c, jump.c,
9089 loop-doloop.c, loop-invariant.c, loop-iv.c, loop-unroll.c,
9090 lower-subreg.c, lra.c, lra-assigns.c, lra-coalesce.c,
9091 lra-constraints.c, lra-eliminations.c, lra-lives.c, lra-remat.c,
9092 lra-spills.c, mode-switching.c, modulo-sched.c, omp-low.c, passes.c,
9093 postreload-gcse.c, postreload.c, predict.c, print-rtl-function.c,
9094 recog.c, ree.c, reg-stack.c, regcprop.c, reginfo.c, regrename.c,
9095 reload.c, reload1.c, reorg.c, resource.c, rtl-chkp.c, rtl-tests.c,
9096 rtlanal.c, rtlhooks.c, sched-deps.c, sched-rgn.c, sdbout.c,
9097 sel-sched-ir.c, sel-sched.c, shrink-wrap.c, simplify-rtx.c,
9098 stack-ptr-mod.c, stmt.c, stor-layout.c, target-globals.c,
9099 targhooks.c, toplev.c, tree-nested.c, tree-outof-ssa.c,
9100 tree-profile.c, tree-ssa-coalesce.c, tree-ssa-ifcombine.c,
9101 tree-ssa-loop-ivopts.c, tree-ssa-loop.c, tree-ssa-reassoc.c,
9102 tree-ssa-sccvn.c, tree-vect-data-refs.c, ubsan.c, valtrack.c,
9103 var-tracking.c, varasm.c: Include memmodel.h.
9104 * genattrtab.c (write_header): Include memmodel.h in generated file.
9105 * genautomata.c (main): Likewise.
9106 * gengtype.c (open_base_files): Likewise.
9107 * genopinit.c (main): Likewise.
9108 * genconditions.c (write_header): Include memmodel.h earlier in
9110 * genemit.c (main): Likewise.
9111 * genoutput.c (output_prologue): Likewise.
9112 * genpeep.c (main): Likewise.
9113 * genpreds.c (write_insn_preds_c): Likewise.
9114 * genrecog.c (write_header): Likewise.
9115 * Makefile.in (PLUGIN_HEADERS): Include memmodel.h
9117 2016-10-13 David Malcolm <dmalcolm@redhat.com>
9119 * function-tests.c (selftest::test_expansion_to_rtl): Add "true"
9120 for new "compact" param of print_rtx_function. Check for "cinsn"
9122 * print-rtl-function.c (flag_compact): New decl.
9123 (print_rtx_function): Add param "compact" and use it to set
9124 flag_compact, adding a description of the effect to the leading
9125 comment, and updating the example output.
9126 * print-rtl.c (flag_compact): New variable.
9127 (print_rtx_operand_code_0): Omit the JUMP_LABEL reference in compact
9129 (print_rtx_operand_code_i): When printing source locations, wrap
9130 xloc.file in quotes. Don't print INSN_CODEs in compact mode.
9131 (print_rtx_operand_code_r): Don't print regnos for hard regs and
9132 virtuals in compact mode.
9133 (print_rtx_operand_code_u): Don't print insn UIDs in compact mode,
9134 apart from in LABEL_REFs.
9135 (print_rtx_operand): In case 'w', don't print in hex in compact mode.
9136 Don't print basic block ids in compact mode.
9137 (print_rtx): In compact mode, prefix the code of insns with "c",
9138 only print the INSN_UID of CODE_LABELs, and omit their LABEL_NUSES.
9139 * print-rtl.h (print_rtx_function): Add "compact" param.
9141 2016-10-13 Richard Earnshaw <rearnsha@arm.com>
9143 * arm.h (TARGET_VFP): Delete.
9144 (TARGET_VFPD32): Remove references to TARGET_VFP.
9145 (TARGET_VFP3, TARGET_VFP5): Likewise.
9146 (TARGET_VFP_SINGLE, TARGET_VFP_DOUBLE): Likewise.
9147 (TARGET_NEON_FP16): Likewise.
9148 (TARGET_FMA): Likewise.
9149 (TARGET_CRYPTO): Likewise.
9150 (TARGET_NEON): Likewise.
9151 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
9152 (FUNCTION_ARG_REGNO_P): Likewise.
9153 * arm.c (arm_option_check_internal): Likewise.
9154 (arm_option_override): Likewise.
9155 (use_return_insn): Likewise.
9156 (arm_function_value_regno_p): Likewise.
9157 (arm_apply_result_size): Likewise.
9158 (use_vfp_abi): Likewise.
9159 (arm_legitimate_address_outer_p): Likewise.
9160 (thumb2_legitimate_address_p): Likewise.
9161 (arm_legitimate_index_p): Likewise.
9162 (thumb2_legitimate_index_p): Likewise.
9163 (arm_legitimate_address): Likewise.
9164 (arm_get_vfp_saved_size): Likewise.
9165 (arm_emit_vfp_multi_reg_pop): Likewise.
9166 (arm_get_frame_offsets): Likewise.
9167 (arm_save_coproc_regs): Likewise.
9168 (arm_hard_regno_mode_ok): Likewise.
9169 (arm_expand_epilogue_apcs_frame): Likewise.
9170 (arm_expand_epilogue): Likewise.
9171 (arm_file_start): Likewise.
9172 (arm_conditional_register_usage): Likewise.
9173 (arm_validize_comparison): Use vfp_compare_operand directly.
9174 * arm-builtins.c (arm_init_builtins): Remove references to TARGET_VFP.
9175 (arm_expand_vfp_builtin): Use TARGET_HARD_FLOAT for detecting
9177 (arm_atomic_assign_expand_fenv): Likewise.
9178 * arm.md (divsf3): Likewise.
9179 (arm_negsi2): Likewise.
9181 (arm_movdi): Likewise.
9182 (arm_movt): Likewise.
9183 (cbranchsf4): Change predicate to vfp_compare_operand.
9184 (cbranchdf4): Change predicate to vfp_compare_operand.
9185 (cstorehf4): Change predicate to vfp_compare_operand.
9186 (cstoresf4): Change predicate to vfp_compare_operand.
9187 (cstoredf4): Change predicate to vfp_compare_operand.
9188 (vfp_pop_multiple_with_writeback): Remove references to TARGET_VFP.
9189 (movhi_insn_arch4, movhi_bytes): Likewise.
9190 * constraints.md (Dt): Likewise.
9192 * iterators.md (SDF): Likewise.
9193 * predicates.md (arm_float_compare_operand): Delete.
9194 (const_double_vcvt_power_of_two_reciprocal): Remove references to
9196 (const_double_vcvt_power_of_two): Likewise.
9197 * thumb2.md thumb2_movsi_insn): Likewise.
9198 * vfp.md (arm_movhi_vfp, thumb2_movhi_vfp): Likewise.
9199 (movhf_vfp): Likewise.
9200 (arm_movsi_vfp, thumb2_movsi_vfp): Likewise.
9201 (movdi_vfp, movdi_vfp_cortexa8): Likewise.
9202 (movsf_vfp, thumb2_movsf_vfp): Likewise.
9203 (movdf_vfp, thumb2_movdf_vfp): Likewise.
9204 (movsfcc_vfp, abssf2_vfp, negsf2_vfp, addsf3_vfp): Likewise.
9205 (subsf3_vfp, divsf3_vfp): Likewise.
9206 (mulsf3_vfp, mulsf3negsf_vfp, negmulsf3_vfp): Likewise.
9207 (mulsf3addsf_vfp, (mulsf3subsf_vfp, mulsf3negsfaddsf_vfp): Likewise.
9208 (mulsf3negsfsubsf_vfp): Likewise.
9209 (truncsisf2_vfp, fixuns_truncsfsi2, floatsisf2_vfp): Likewise.
9210 (floatunssisf2, sqrtsf2_vfp): Likewise.
9211 (movcc_vfp): Likewise.
9212 (cmpsf_split_vfp, cmpsf_trap_split_vfp): Likewise.
9213 (cmpsf_vfp, cmpsf_trap_vfp): Likewise.
9214 (push_multi_vfp): Likewise.
9215 (set_fpscr, get_fpscr): Likewise.
9216 * arm-c.c (arm_cpu_builtins): Unconditionally define __VFP_FP__.
9218 2016-10-13 Richard Earnshaw <rearnsha@arm.com>
9220 * arm.h (TARGET_VFP): Unconditionally define to 1.
9221 (arm_fpu_desc): Remove 'model' field.
9222 (TARGET_FPU_MODEL): Delete.
9223 * arm.c (all_fpus): Don't initialize the model field.
9224 (arm_can_inline_p): Don't check the FPU model.
9225 * arm-fpus.def: Remove redundant model field from all FPU
9228 2016-10-13 Richard Biener <rguenther@suse.de>
9231 * genmatch.c (struct capture): Add value_match member.
9232 (commutate): Preserve value_match.
9233 (lower_opt_convert): Likewise.
9234 (lower_cond): Likewise.
9235 (replace_id): Likewise.
9236 (struct dt_operand): Add value_match member.
9237 (decision_tree::cmp_node): Compare it.
9238 (decision_tree::insert_operand): Honor it when finding and
9239 when appending a DT_MATCH.
9240 (dt_operand::gen_match_op): Generate a type check after
9241 operand_equal_p if ! value_match for both GENERIC and GIMPLE.
9242 (parser::get_internal_capture_id): New helper.
9243 (parser::finish_match_operand): New function lowering @@<id>.
9244 (parser::parse_capture): Parse @@<id> as value-match.
9245 (parser::parse_expr): Use get_internal_capture_id.
9246 (parser::parse_simplify): Call finish_match_operand.
9247 (walk_captures): New helper.
9248 * match.pd (X - (X / Y) * Y -> X % Y): Use value-matching instead
9250 ((X /[ex] A) * A -> X): Likewise.
9251 ((X | Y) ^ X -> Y & ~ X): Handle constants properly by using
9252 convert[12] and value-matching.
9253 ((A | B) & (A | C) -> A | (B & C)): Likewise.
9254 ((X | Y) | Y -> X | Y): Likewise.
9255 ((X ^ Y) ^ Y -> X): Likewise.
9256 (A - (A & B) -> ~B & A): Likewise.
9257 ((T)(P + A) - (T)P -> (T) A): Likewise.
9258 ((T)P - (T)(P + A) -> -(T) A): Likewise.
9259 ((T)(P + A) - (T)(P + B) -> (T)A - (T)B): Likewise.
9260 * doc/match-and-simplify.texi: Amend capture section.
9262 2016-10-13 Claudiu Zissulescu <claziss@synopsys.com>
9264 * config/arc/arc.md (umul_600): Remove predicated variant.
9265 (umul64_600): Likewise.
9267 2016-10-13 Claudiu Zissulescu <claziss@synopsys.com>
9269 * config/arc/arc.h (INSN_LENGTH_ALIGNMENT): Change.
9271 2016-10-13 Bin Cheng <bin.cheng@arm.com>
9273 * tree-vect-loop.c (loop_niters_no_overflow): New func.
9274 (vect_transform_loop): Call loop_niters_no_overflow. Pass the
9275 no-overflow information to vect_do_peeling_for_loop_bound and
9276 vect_gen_vector_loop_niters.
9278 2016-10-13 Bin Cheng <bin.cheng@arm.com>
9280 * tree-predcom.c (tree_predictive_commoning_loop): Skip loop that only
9283 2016-10-13 Bin Cheng <bin.cheng@arm.com>
9285 * tree-vect-loop-manip.c (adjust_vec_debug_stmts): Don't release
9286 adjust_vec automatically.
9287 (slpeel_add_loop_guard): Remove param cond_expr_stmt_list. Rename
9288 param exit_bb to guard_to.
9289 (slpeel_checking_verify_cfg_after_peeling):
9290 (set_prologue_iterations):
9291 (create_lcssa_for_virtual_phi): New func which is factored out from
9292 slpeel_tree_peel_loop_to_edge.
9293 (slpeel_tree_peel_loop_to_edge):
9294 (iv_phi_p): New func.
9295 (vect_can_advance_ivs_p): Call iv_phi_p.
9296 (vect_update_ivs_after_vectorizer): Call iv_phi_p. Directly insert
9297 new gimple stmts in basic block.
9298 (vect_gen_niters_for_prolog_loop): Rename to...
9299 (vect_gen_prolog_loop_niters): ...Rename from. Change parameters and
9300 adjust implementation.
9301 (vect_update_inits_of_drs): Fix code style issue. Convert niters to
9302 sizetype if necessary.
9303 (vect_build_loop_niters): Move to here from tree-vect-loop.c. Change
9304 it to external function.
9305 (vect_gen_scalar_loop_niters, vect_gen_vector_loop_niters): New.
9306 (vect_gen_vector_loop_niters_mult_vf): New.
9307 (slpeel_update_phi_nodes_for_loops): New.
9308 (slpeel_update_phi_nodes_for_guard1): Reimplement.
9309 (find_guard_arg, slpeel_update_phi_nodes_for_guard2): Reimplement.
9310 (slpeel_update_phi_nodes_for_lcssa, vect_do_peeling): New.
9311 * tree-vect-loop.c (vect_build_loop_niters): Move to file
9312 tree-vect-loop-manip.c
9313 (vect_generate_tmps_on_preheader): Delete.
9314 (vect_transform_loop): Rename vectorization_factor to vf. Call
9315 vect_do_peeling instead of vect_do_peeling-* functions.
9316 * tree-vectorizer.h (vect_do_peeling): New decl.
9317 (vect_build_loop_niters, vect_gen_vector_loop_niters): New decls.
9318 (vect_do_peeling_for_loop_bound): Delete.
9319 (vect_do_peeling_for_alignment): Delete.
9321 2016-10-13 Bin Cheng <bin.cheng@arm.com>
9323 * tree-vect-loop-manip.c (slpeel_tree_duplicate_loop_to_edge_cfg): Put
9324 duplicated loop after its preheader and after the original loop.
9326 2016-10-13 Bin Cheng <bin.cheng@arm.com>
9328 * tree-vect-loop.c (vect_analyze_loop_2): Check and skip loop if it
9329 has no enough iterations for LOOP_VINFO_PEELING_FOR_GAPS.
9331 2016-10-13 Bin Cheng <bin.cheng@arm.com>
9333 * tree-vect-loop.c (vectorizable_live_operation): Support handling
9334 for live variable outside loop but not in lcssa form.
9336 2016-10-13 Bin Cheng <bin.cheng@arm.com>
9338 * cfg.c (reset_original_copy_tables): New func.
9339 * cfg.h (reset_original_copy_tables): New decl.
9341 2016-10-13 Jakub Jelinek <jakub@redhat.com>
9344 * tree.h (FALLTHROUGH_LABEL_P): Use private_flag instead of
9346 * varasm.c (default_binds_local_p_3): Formatting fix.
9348 2016-10-13 Bin Cheng <bin.cheng@arm.com>
9350 * tree-vect-loop-manip.c (slpeel_can_duplicate_loop_p): Fix code
9352 (vect_do_peeling_for_loop_bound, vect_do_peeling_for_alignment):
9353 Remove useless code.
9355 2016-10-13 Martin Liska <mliska@suse.cz>
9357 PR tree-optimization/77943
9358 * tree-ssa-tail-merge.c (merge_stmts_p): Do not merge BBs with
9359 a different EH landing pads.
9361 2016-10-13 Jakub Jelinek <jakub@redhat.com>
9364 * hooks.h (hook_tree_void_null): Declare.
9365 * hooks.c (hook_tree_void_null): New function.
9366 * langhooks.c (lhd_return_null_tree_v): Remove.
9367 * langhooks-def.h (lhd_return_null_tree_v): Remove.
9368 * cfgexpand.c (stack_protect_prologue): If guard_decl is NULL,
9369 set y to const0_rtx.
9370 * function.c (stack_protect_epilogue): Likewise.
9371 * config/tilepro/tilepro.c (TARGET_STACK_PROTECT_GUARD): Redefine
9372 if TARGET_THREAD_SSP_OFFSET is defined.
9373 * config/s390/s390.c (TARGET_STACK_PROTECT_GUARD): Likewise.
9374 * config/sparc/sparc.c (TARGET_STACK_PROTECT_GUARD): Likewise.
9375 * config/tilegx/tilegx.c (TARGET_STACK_PROTECT_GUARD): Likewise.
9376 * config/rs6000/rs6000.c (TARGET_STACK_PROTECT_GUARD): Likewise.
9377 * config/i386/i386.c (TARGET_STACK_PROTECT_GUARD): Likewise.
9378 (ix86_stack_protect_guard): New function.
9380 2016-10-13 Richard Biener <rguenther@suse.de>
9382 * dwarf2out.c (tree_add_const_value_attribute): Do not try
9383 rtl_for_decl_init during early phase.
9384 (gen_variable_die): Do not create locations during early phase.
9385 (gen_label_die): Likewise.
9386 (decls_for_scope): Do not waste time handling BLOCK_NONLOCALIZED_VARs
9389 2016-10-12 Richard Biener <rguenther@suse.de>
9391 * tree-vrp.c (evrp_dom_walker::try_find_new_range): Renamed from
9392 try_add_new_range and made to eturn new range.
9393 (evrp_dom_walker::before_dom_children): Push op1 value range before
9394 pushing op0 value range.
9396 2016-10-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9398 PR tree-optimization/77937
9399 * gimple-ssa-strength-reduction.c (analyze_increments): Use
9400 POINTER_TYPE_P on the candidate type to determine whether
9401 candidates in this chain require pointer arithmetic.
9403 2016-10-12 Eric Botcazou <ebotcazou@adacore.com>
9405 * config/visium/visium.c (visium_gimplify_va_arg): Emit a big-endian
9406 correction if the type is smaller than a word.
9407 (visium_select_cc_mode): Add ... fall through ... comment.
9409 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
9411 * config/rs6000/rs6000.c (machine_function): Add new fields
9412 gpr_is_wrapped_separately and lr_is_wrapped_separately.
9413 (TARGET_SHRINK_WRAP_GET_SEPARATE_COMPONENTS,
9414 TARGET_SHRINK_WRAP_COMPONENTS_FOR_BB,
9415 TARGET_SHRINK_WRAP_DISQUALIFY_COMPONENTS,
9416 TARGET_SHRINK_WRAP_EMIT_PROLOGUE_COMPONENTS,
9417 TARGET_SHRINK_WRAP_EMIT_EPILOGUE_COMPONENTS,
9418 TARGET_SHRINK_WRAP_SET_HANDLED_COMPONENTS): Define.
9419 (rs6000_get_separate_components): New function.
9420 (rs6000_components_for_bb): New function.
9421 (rs6000_disqualify_components): New function.
9422 (rs6000_emit_prologue_components): New function.
9423 (rs6000_emit_epilogue_components): New function.
9424 (rs6000_set_handled_components): New function.
9425 (rs6000_emit_prologue): Don't emit LR save if lr_is_wrapped_separately.
9426 Don't emit GPR saves if gpr_is_wrapped_separately for that register.
9427 (restore_saved_lr): Don't restore LR if lr_is_wrapped_separately.
9428 (rs6000_emit_epilogue): Don't emit GPR restores if
9429 gpr_is_wrapped_separately for that register. Don't make a
9430 REG_CFA_RESTORE note for registers we did not restore, either.
9432 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
9434 * function.c (thread_prologue_and_epilogue_insns): Call
9435 try_shrink_wrapping_separate. Compute the prologue_seq afterwards,
9436 if it has possibly changed. Compute the split_prologue_seq and
9437 epilogue_seq later, too.
9438 * shrink-wrap.c: #include cfgbuild.h and insn-config.h.
9439 (dump_components): New function.
9440 (struct sw): New struct.
9442 (init_separate_shrink_wrap): New function.
9443 (fini_separate_shrink_wrap): New function.
9444 (place_prologue_for_one_component): New function.
9445 (spread_components): New function.
9446 (disqualify_problematic_components): New function.
9447 (emit_common_heads_for_components): New function.
9448 (emit_common_tails_for_components): New function.
9449 (insert_prologue_epilogue_for_components): New function.
9450 (try_shrink_wrapping_separate): New function.
9451 * shrink-wrap.h: Declare try_shrink_wrapping_separate.
9453 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
9455 * regrename.c (build_def_use): Invalidate chains that have a
9456 REG_CFA_RESTORE on some instruction.
9458 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
9460 * dce.c (delete_unmarked_insns): Don't delete instructions with
9461 a REG_CFA_RESTORE note.
9463 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
9465 * common.opt (-fshrink-wrap-separate): New flag.
9466 * doc/invoke.texi: Document it.
9467 * doc/tm.texi.in (Shrink-wrapping separate components): New subsection.
9468 * doc/tm.texi: Regenerate.
9469 * emit-rtl.h (struct rtl_data): New field shrink_wrapped_separate.
9470 * target.def (shrink_wrap): New hook vector.
9471 (get_separate_components, components_for_bb, disqualify_components,
9472 emit_prologue_components, emit_epilogue_components,
9473 set_handled_components): New hooks.
9475 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
9477 * config/rs6000/rs6000.c (rs6000_return_in_memory): Warn for
9478 vector return by reference only if -Wpsabi.
9479 (rs6000_pass_by_reference): Similarly, for argument passing.
9481 2016-10-12 David Malcolm <dmalcolm@redhat.com>
9483 * function-tests.c: Include "print-rtl.h".
9484 (selftest::test_expansion_to_rtl): Call print_rtx_function on the
9485 function, and verify what is dumped.
9486 * print-rtl-function.c (print_edge): New function.
9487 (begin_any_block): New function.
9488 (end_any_block): New function.
9489 (can_have_basic_block_p): New function.
9490 (print_rtx_function): Track the basic blocks of insns in the
9491 chain, wrapping those that are within blocks within "(block)"
9492 directives. Remove the "(cfg)" directive.
9494 2016-10-12 David Malcolm <dmalcolm@redhat.com>
9496 * selftest.c (selftest::read_file): New function.
9497 (selftest::test_read_file): New function.
9498 (selftest::selftest_c_tests): Call test_read_file.
9499 * selftest.h (selftest::read_file): New decl.
9501 2016-10-12 Richard Biener <rguenther@suse.de>
9504 * cgraphunit.c (analyze_functions): Preserve cgraph nodes
9507 2016-10-12 Thomas Schwinge <thomas@codesourcery.com>
9509 * lto-streamer.c: Fix LTO_STREAMER_DEBUG build.
9511 * dwarf2out.c (dwarf2_lineno_debug_hooks): Use
9512 dwarf2out_assembly_start.
9514 * Makefile.in (SELFTEST_FLAGS): Add -nostdinc.
9516 * Makefile.in (SELFTEST_FLAGS): New variable.
9517 (s-selftest, selftest-gdb, selftest-valgrind): Use it.
9519 * vmsdbgout.c (vmsdbg_debug_hooks): Add filename parameter to
9522 2016-10-12 Georg-Johann Lay <avr@gjlay.de>
9524 * rtl.h (struct rtx_def): Comment how RTX_FLAGS will be
9525 dumped in RTL dumps.
9527 2016-10-12 Martin Liska <mliska@suse.cz>
9529 * gimple-fold.c (create_tmp_reg_or_ssa_name): New function.
9530 (gimple_fold_builtin_memory_op): Use the function.
9531 (gimple_fold_builtin_strchr): Likewise.
9532 (gimple_fold_builtin_strcat): Likewise.
9533 (gimple_build): Likewise.
9535 2016-10-12 Nathan Sidwell <nathan@acm.org>
9537 * diagnostic.c (diagnostc_report_diagnostic): Fix formatting.
9539 2016-10-12 Pierre-Marie de Rodat <derodat@adacore.com>
9541 * dwarf2out.c (int_loc_descriptor): Generate opcodes for another
9542 equivalent 32-bit constant (modulo 2**32) when that yields
9543 smaller instructions.
9544 (size_of_int_loc_descriptor): Update accordingly.
9546 2016-10-12 Pierre-Marie de Rodat <derodat@adacore.com>
9548 * dwarf2out.c (dwarf2out_early_global_decl): For nested
9549 functions, call dwarf2out_decl on the parent function first.
9551 2016-10-12 Richard Biener <rguenther@suse.de>
9553 * match.pd ((X /[ex] A) * A -> X): Remove unnecessary constraint
9556 2016-10-12 Richard Biener <rguenther@suse.de>
9558 * tree-ssa-propagate.c
9559 (substitute_and_fold_dom_walker::before_dom_children): Do not
9560 ignore ASSERT_EXPRs but only preserve them.
9561 * tree-vrp.c (remove_range_assertions): Deal with ASSERT_EXPRs
9562 that have been propagated into.
9563 (vrp_finalize): Enable DCE for substitute_and_fold.
9565 2016-10-12 Richard Biener <rguenther@suse.de>
9567 PR tree-optimization/77920
9568 * tree-vrp.c (simplify_div_or_mod_using_ranges): Simplify.
9569 (simplify_min_or_max_using_ranges): Pass in gsi and use it.
9570 (simplify_abs_using_ranges): Likewise.
9571 (simplify_conversion_using_ranges): Likewise.
9572 (simplify_stmt_using_ranges): Adjust.
9574 2016-10-12 Jakub Jelinek <jakub@redhat.com>
9576 PR tree-optimization/77929
9577 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Handle
9578 (*ops)[ranges[i].idx]->op != ranges[i].exp case.
9580 2016-10-12 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
9583 * config/rs6000/vmx.md (vsx_concat_<mode>): The mtvsrdd instruction
9584 needs a base register for arg 1.
9586 2016-10-12 Jakub Jelinek <jakub@redhat.com>
9588 * common.opt (Wimplicit-fallthrough) Turn into alias to
9589 -Wimplicit-fallthrough=3. Remove EnabledBy.
9590 (Wimplicit-fallthrough=): New option.
9591 * gimplify.c (warn_implicit_fallthrough_r): Use
9592 OPT_Wimplicit_fallthrough_ instead of OPT_Wimplicit_fallthrough.
9593 * doc/invoke.texi (-Wimplicit-fallthrough): Document as alias
9594 to -Wimplicit-fallthrough=3.
9595 (-Wimplicit-fallthrough=): Document.
9597 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
9599 * config/sparc/sparc.c (emit_scc_insn): Remove direct support for EQ
9600 and GEU in DImode if TARGET_SUBXC.
9601 * config/sparc/sparc.md (seqdi<W:mode>_zero): Remove TARGET_SUBXC.
9602 (seqdi<W:mode>_zero_subxc): Delete.
9603 (neg_seqdi<W:mode>_zero): Remove TARGET_VIS3.
9604 (neg_seqdi<W:mode>_zero_vis3): Delete.
9605 (plus_seqdi<W:mode>_zero): Likewise.
9606 (minus_seqdi<W:mode>_zero): Likewise.
9607 (plus_plus_sltu<W:mode>): Accept only register.
9608 (addx<W:mode>): Likewise.
9609 (plus_sltu<W:mode>_vis3): Likewise.
9610 (plus_plus_sltu<W:mode>_vis3): Likewise.
9611 (neg_sgeu<W:mode>_vis3): Delete.
9612 (minus_sgeu<W:mode>_vis3): Likewise.
9613 (addxc<W:mode>): Accept only registers.
9614 (neg_sltu<W:mode>_subxc): Write %%g0 instead of 0.
9615 (minus_neg_sltu<W:mode>_subxc): Accept only register.
9616 (neg_plus_sltu<W:mode>_subxc): Likewise.
9617 (minus_sltu<W:mode>_subxc): Write %%g0 instead of 0.
9618 (minus_minus_sltu<W:mode>_subxc): Accept only register.
9619 (sgeu<W:mode>_insn_subxc): Delete.
9620 (plus_sgeu<W:mode>_subxc): Likewise.
9621 (subxc<W:mode>): Accept only register.
9622 (scc splitter): Split always GEU again.
9624 2016-10-11 Jeff Law <law@redhat.com>
9626 PR tree-optimization/77424
9627 * tree-ssa-threadupdate.c (thread_through_all_blocks): Remove
9628 dead conditionals. Assert that all e->aux fields are NULL.
9630 2016-10-11 David Malcolm <dmalcolm@redhat.com>
9632 * print-rtl.c (print_rtx): Rename "i" to "idx". Split out the
9633 operand-printing "switch" statement into...
9634 (print_rtx_operand_code_0): ...this new function, ...
9635 (print_rtx_operand_code_e): ...this new function, ...
9636 (print_rtx_operand_codes_E_and_V): ...this new function, ...
9637 (print_rtx_operand_code_i): ...this new function, ...
9638 (print_rtx_operand_code_r): ...this new function, ...
9639 (print_rtx_operand_code_u): ...this new function, ...
9640 (print_rtx_operand): ...and this new function.
9642 2016-10-11 Uros Bizjak <ubizjak@gmail.com>
9644 * config/alpha/alpha-passes.def: New file.
9645 * config/alpha/t-alpha: New file.
9646 * config/alpha/alpha-protos.h (gcc::context, rtl_opt_pass): Declare.
9647 (make_pass_handle_trap_shadows): New prototype.
9648 (make_pass_align_insns): Ditto.
9649 * config/alpha/alpha.c (alpha_option_override): Don't register
9651 * config.gcc (alpha*-*-*) Add alpha/t-alpha to tmake_file.
9653 2016-10-11 Michael Meissner <meissner@linux.vnet.ibm.com>
9656 * config/rs6000/rs6000.c (rs6000_init_builtins): Only create the
9657 distinct __ibm128 IBM extended double type if long doubles are
9658 128-bits and the default format for long double is IEEE 128-bit.
9660 2016-10-11 Richard Biener <rguenther@suse.de>
9662 * dwarf2out.c (DEBUG_STR_OFFSETS_SECTION): Remove conditional.
9663 (init_sections_and_labels): Use DEBUG_DWO_STR_OFFSETS_SECTION.
9664 (verify_die): New function.
9665 (dwarf2out_finish): Call it.
9666 (output_line_info): Handle case of -gsplit-dwarf without
9667 DWARF2_ASM_LINE_DEBUG_INFO.
9669 2016-10-11 Richard Biener <rguenther@suse.de>
9672 * gimple-low.c (lower_gimple_bind): Handle arbitrary common
9673 sub-chains of BLOCK_VARS and gimple_bind_vars.
9675 2016-10-11 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
9677 * config/i386/znver1.md : Fix imov/imovx load type reservations.
9679 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
9681 * config/sparc/sparc.opt (msubxc): New option.
9682 * doc/invoke.texi (SPARC options): Document it and tidy up.
9683 * doc/tm.texi.in (Condition Codes): Adjust SPARC example.
9684 * doc/tm.texi: Regenerate.
9685 * config/sparc/sparc-modes.def (CC_NOOV): Rename into...
9687 (CCX_NOOV): Rename into...
9691 * config/sparc/predicates.m (fcc_register_operand): Simplify.
9692 (fcc0_register_operand): Likewise.
9693 (icc_register_operand): New.
9694 (icc_or_fcc_register_operand): Simplify.
9695 (nz_comparison_operator): New.
9696 (c_comparison_operator): Likewise.
9697 (noov_compare_operator): Rename into...
9698 (icc_comparison_operator): ...this. Use above predicates.
9699 (noov_compare64_operator): Rename into...
9700 (v9_comparison_operator): ...this and tidy up.
9701 (fcc_comparison_operator): New.
9702 (icc_or_fcc_comparison_operator): Likewise.
9703 (v9_register_compare_operator): Rename info...
9704 (v9_register_comparison_operator): ...this.
9705 * config/sparc/sparc.c (TARGET_FIXED_CONDITION_CODE_REGS): Define.
9706 (sparc_option_override): Remove redundant VIS masks and add MASK_SUBXC
9708 (sparc_fixed_condition_code_regs): New function.
9709 (select_cc_mode): Remove ATTRIBUTE_UNUSED. Adjust for CCNZ/CCXNZ
9710 renaming and add support for CCC/CCXC.
9711 (output_cbranch): Likewise.
9712 (sparc_print_operand): Likewise.
9713 (gen_v9_scc): Remove obsolete assertion.
9714 (emit_scc_insn): Emit RTL directly for EQ and NE. Add direct support
9715 for EQ in DImode if TARGET_SUBXC. Remove test on TARGET_VIS3 for GEU.
9716 (output_cbcond): Remove bogus handling of CC modes.
9717 (sparc_register_move_cost): Return 100 for NO_REGS.
9718 * config/sparc/sparc.md (W): New mode iterator.
9719 (length): Adjust for noov_compare64_operator renaming.
9720 (cmpsi_sne): New instruction.
9721 (cmpdi_sne): Likewise.
9722 (seqdi_special): Delete.
9723 (seqdi_special): Likewise.
9724 (snesi<P:mode>_special): Likewise.
9725 (snedi_special): Likewise.
9726 (snedi_special_vis3): Likewise.
9727 (snesi patterns): Use W iterator.
9728 (snedi patterns): Likewise. Add TARGET_SUBXC patterns.
9729 (sltu patterns): Likewise.
9730 (sgeu patterns): Likewise.
9731 (scc splitter): Do not split GEU in DImode if TARGET_SUBXC.
9732 (normal_branch): Use icc_comparison_operator predicate.
9733 (inverted_branch): Likewise.
9734 (cbcond_sp32): Use comparison_operator predicate.
9735 (cbcond_sp64): Likewise.
9736 (normal_int_branch_sp64): Adjust for renaming
9737 (inverted_int_branch_sp64): Likewise.
9738 (mov<I:mode>_cc_reg_sp64): Likewise.
9739 (movsf_cc_reg_sp6): Likewise.
9740 (movdf_cc_reg_sp64): Likewise.
9741 (movtf_cc_reg_hq_sp64): Likewise.
9742 (movtf_cc_reg_sp64): Likewise.
9743 (mov<I:mode>_cc_v9): Use icc_or_fcc_comparison_operator predicate.
9744 (movsf_cc_v9): Likewise.
9745 (movdf_cc_v9): Likewise.
9746 (movtf_cc_hq_v9): Likewise.
9747 (movtf_cc_v9): Likewise.
9748 (adddi3): Call gen_adddi3_sp32.
9749 (adddi3_insn_sp32): Rename to...
9750 (adddi3_sp32): ...this. Accept only register_operand as operand #1
9751 and use CCCmode for the carry.
9752 (addx_extend_sp32): Use CCCmode for the carry.
9753 (addx_extend_sp64): Delete.
9754 (adddi3_extend_sp32): Use CCCmode for the carry.
9755 (cmp_plus patterns): Use CCNZ/CCXNZ mode and add C variants.
9756 (subdi3): Call gen_subdi3_sp32.
9757 (subdi3_insn_sp32): Rename to...
9758 (subdi3_sp32): ...this and use CCmode for the carry.
9759 (subx_extend_sp32): Use CCCmode for the carry.
9760 (subx_extend_sp64): Delete.
9761 (subdi3_extend_sp32): Use CCmode for the carry.
9762 (cmp_minus patterns): Use CCNZ/CCXNZ mode and add C variants.
9763 (negdi3): Call gen_negdi3_sp32.
9764 (negdi3_sp32): Use CCCmode for the carry.
9765 (cmp_neg patterns): Use CCNZ/CCXNZ mode and add C variants.
9766 (cmp_nz_ashift_1): Use CCNZ mode.
9767 (cmp_nz_set_ashift_1): Likewise.
9768 (ctrapsi4): Use comparison_operator predicate.
9769 (ctrapdi4): Likewise.
9770 (trapsi_insn): Use icc_comparison_operator predicate.
9771 (trapdi_insn): Likewise.
9772 (edge8 patterns): Use CCNZmode.
9773 (edge16 patterns): Likewise.
9774 (edge32 patterns): Likewise.
9776 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
9778 * config/visium/visium-modes.def (CC_NOOV): Rename into...
9780 (CC_BTST): Rename into...
9782 * config/visium/predicates.md (real_add_operand): New.
9783 (visium_btst_operator): Rename into...
9784 (visium_equality_comparison_operator): ...this.
9785 (visium_noov_operator): Rename into...
9786 (visium_nz_comparison_operator): ...this.
9787 (visium_c_comparison_operator): New.
9788 (visium_branch_operator): Adjust and deal with all CC modes.
9789 * config/visium/visium.c (visium_adjust_cost): Adjust.
9790 (visium_split_double_add): Use the *_set_carry patterns.
9791 (visium_select_cc_mode): Add support for CCC mode and adjust.
9792 (output_cbranch): Adjust and use the carry-based operators for
9793 floating-point comparisons.
9794 * config/visium/visium.md (flags_subst_arith): Adjust.
9795 (addsi3_insn_set_carry): New instruction.
9796 (subsi3_insn_set_carry): Likewise.
9797 (negsi2_insn_set_carry): Likewise.
9799 (cmp<mode>_sne): Likewise.
9800 (cbranch<mode>4): Use ordered_comparison_operator.
9801 (cbranch<mode>4_insn): Likewise.
9802 (cbranchsi4_btst_insn): Adjust.
9804 2016-10-11 Tom de Vries <tom@codesourcery.com>
9807 * builtins.c (std_canonical_va_list_type): Remove RECORD_TYPE
9810 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
9812 * tree.h (build_complex_type): Add second parameter with default.
9813 * tree.c (build_complex_type): Add NAMED second parameter and adjust
9814 recursive call. Create a TYPE_DECL only if NAMED is true.
9815 (build_common_tree_nodes): Pass true in calls to build_complex_type.
9817 2016-10-11 Georg-Johann Lay <avr@gjlay.de>
9819 New avr-passes.def to register AVR specific passes.
9821 * config/avr/avr-passes.def: New file.
9822 * config/avr/t-avr (PASSES_EXTRA): Add avr-passes.def.
9823 * config/avr/avr-protos.h (gcc::context, rtl_opt_pass): Declare.
9824 (make_avr_pass_recompute_note): New proto.
9825 * config/avr/avr.c (make_avr_pass_recompute_notes): New function.
9826 (avr_pass_recompute_notes): Use anonymous namespace.
9827 (avr_register_passes): Remove function...
9828 (avr_option_override): ...and its call.
9830 2016-10-11 Robert Suchanek <robert.suchanek@imgtec.com>
9832 * config/mips/mips-cpus.def: Replace PTF_AVOID_BRANCHLIKELY with
9833 PTF_AVOID_BRANCHLIKELY_ALWAYS for generic architecture and with
9834 PTF_AVOID_BRANCHLIKELY_SPEED for others.
9835 (mips2, mips3, mips4): Add PTF_AVOID_BRANCHLIKELY_SIZE to tune
9837 * config/mips/mips.c (mips_option_override): Enable the branch
9838 likely depending on the tune flags and optimization level.
9839 * config/mips/mips.h (PTF_AVOID_BRANCHLIKELY): Remove.
9840 (PTF_AVOID_BRANCHLIKELY_SPEED): Define.
9841 (PTF_AVOID_BRANCHLIKELY_SIZE): Likewise.
9842 (PTF_AVOID_BRANCHLIKELY_ALWAYS): Likewise.
9844 2016-10-11 Richard Biener <rguenther@suse.de>
9846 * lto-streamer-out.c (collect_block_tree_leafs): New helper.
9847 (output_function): Properly stream the whole block tree.
9848 * lto-streamer-in.c (input_function): Likewise.
9850 2016-10-11 Marek Polacek <polacek@redhat.com>
9852 * Makefile.in (C_COMMON_OBJS): Add c-family/c-warn.o.
9854 2016-10-11 Kugan Vivekanandarajah <kuganv@linaro.org>
9856 * tree-vrp.c (evrp_dom_walker::try_add_new_range): New.
9857 (evrp_dom_walker::before_dom_children): Infer and push new value
9858 ranges for x in y < x.
9860 2016-10-10 Joseph Myers <joseph@codesourcery.com>
9863 * config/ia64/ia64.c (ia64_libgcc_floating_mode_supported_p)
9864 (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Remove.
9865 * config/ia64/elf.h (IA64_NO_LIBGCC_TFMODE): Likewise.
9866 * config/ia64/freebsd.h (IA64_NO_LIBGCC_TFMODE): Likewise.
9867 * config/ia64/vms.h (IA64_NO_LIBGCC_XFMODE)
9868 (IA64_NO_LIBGCC_TFMODE): Likewise.
9870 2016-10-11 Kugan Vivekanandarajah <kuganv@linaro.org>
9872 * tree-vrp.c (vrp_intersect_ranges_1): Allocate bitmap before
9875 2016-10-10 Andreas Tobler <andreast@gcc.gnu.org>
9877 * config.gcc: Add aarch64-*-freebsd* support.
9878 * config.host: Likewise.
9879 * config/aarch64/aarch64-freebsd.h: New file.
9880 * config/aarch64/t-aarch64-freebsd: Ditto.
9882 2016-10-10 Jeff Law <law@redhat.com>
9884 PR tree-optimization/71947
9885 * tree-ssa-dom.c (cprop_into_stmt): Avoid replacing A with B, then
9886 B with A within a single statement.
9888 2016-10-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9890 PR tree-optimization/77824
9891 * gimple-ssa-strength-reduction.c (stmt_cost): Explicitly return
9892 zero cost for copies.
9893 (find_candidates_dom_walker::before_dom_children): Replace
9894 MODIFY_EXPR with SSA_NAME.
9895 (replace_mult_candidate): Likewise.
9896 (replace_profitable_candidates): Likewise.
9898 2016-10-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9900 * config/s390/s390.h: Wrap more macros args in brackets and fix
9902 2016-10-10 Georg-Johann Lay <avr@gjlay.de>
9904 * config/avr/gen-avr-mmcu-texi.c (string.h): Include.
9906 2016-10-10 Andreas Schwab <schwab@suse.de>
9909 * config/ia64/ia64.md ("doloop_end"): Reject if mode of loop
9910 pseudo is not DImode.
9912 2016-10-10 Claudiu Zissulescu <claziss@synopsys.com>
9914 * common/config/arc/arc-common.c (arc_option_optimization_table):
9915 Remove compact casesi option.
9916 * config/arc/arc.c (arc_override_options): Use compact casesi
9917 option only for pre-ARCv2 cores.
9918 * doc/invoke.texi (mcompact-casesi): Update text.
9920 2016-10-09 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
9922 * config/rs6000/rs6000.h (TARGET_EFFICIENT_OVERLAPPING_UNALIGNED):
9923 Add macro to say we can efficiently handle overlapping unaligned
9925 * config/rs6000/rs6000.c (expand_block_compare): Avoid generating
9926 poor code for processors older than p8.
9928 2016-10-09 Eric Botcazou <ebotcazou@adacore.com>
9930 * gen-pass-instances.awk: Remove GNUism.
9932 2016-10-09 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
9934 * ipa-prop.c (ipcp_transform_function): Set fields m_vr and bits to
9935 NULL of (*ipcp_transformations)][node->uid].
9937 2016-10-09 John David Anglin <danglin@gcc.gnu.org>
9939 * config/pa/pa.h (BIGGEST_ALIGNMENT): Adjust comment.
9940 (MALLOC_ABI_ALIGNMENT): Define.
9942 2016-10-09 Jakub Jelinek <jakub@redhat.com>
9944 * tree-ssa.c (target_for_debug_bind, verify_phi_args,
9945 ssa_undefined_value_p, maybe_optimize_var): Use VAR_P and/or
9946 VAR_OR_FUNCTION_DECL_P macros.
9947 * tree-chkp.c (chkp_register_var_initializer, chkp_make_static_bounds,
9948 chkp_get_bounds_for_decl_addr, chkp_parse_array_and_component_ref,
9949 chkp_find_bounds_1): Likewise.
9950 * ipa-polymorphic-call.c (decl_maybe_in_construction_p): Likewise.
9951 * hsa-gen.c (get_symbol_for_decl): Likewise.
9952 * cgraphunit.c (check_global_declaration, analyze_functions,
9953 handle_alias_pairs, thunk_adjust, cgraph_node::expand_thunk):
9955 * gimple-fold.c (can_refer_decl_in_current_unit_p,
9956 canonicalize_constructor_val, gimple_get_virt_method_for_vtable):
9958 * tree.c (set_decl_section_name, copy_node_stat,
9959 need_assembler_name_p, free_lang_data_in_decl, find_decls_types_r,
9960 merge_dllimport_decl_attributes, handle_dll_attribute,
9961 decl_init_priority_insert, auto_var_in_fn_p, array_at_struct_end_p,
9962 verify_type): Likewise.
9963 * gimple-ssa-isolate-paths.c (find_implicit_erroneous_behavior,
9964 find_explicit_erroneous_behavior): Likewise.
9965 * sdbout.c (sdbout_toplevel_data, sdbout_late_global_decl): Likewise.
9966 * ipa.c (process_references): Likewise.
9967 * tree-chkp-opt.c (chkp_get_check_result): Likewise.
9968 * varasm.c (get_block_for_decl, use_blocks_for_decl_p, make_decl_rtl,
9969 notice_global_symbol, assemble_variable, mark_decl_referenced,
9970 build_constant_desc, output_constant_def_contents, do_assemble_alias,
9971 make_decl_one_only, default_section_type_flags,
9972 categorize_decl_for_section, default_encode_section_info): Likewise.
9973 * trans-mem.c (requires_barrier): Likewise.
9974 * gimple-expr.c (mark_addressable): Likewise.
9975 * cfgexpand.c (add_scope_conflicts_1, expand_one_var,
9976 expand_used_vars_for_block, clear_tree_used, stack_protect_decl_p,
9977 expand_debug_expr): Likewise.
9978 * tree-dump.c (dequeue_and_dump): Likewise.
9979 * ubsan.c (instrument_bool_enum_load): Likewise.
9980 * tree-pretty-print.c (print_declaration): Likewise.
9981 * simplify-rtx.c (delegitimize_mem_from_attrs): Likewise.
9982 * tree-ssa-uninit.c (warn_uninitialized_vars): Likewise.
9983 * asan.c (asan_protect_global, instrument_derefs): Likewise.
9984 * tree-into-ssa.c (rewrite_stmt, maybe_register_def,
9985 pass_build_ssa::execute): Likewise.
9986 * var-tracking.c (var_debug_decl, track_expr_p): Likewise.
9987 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost, split_address_cost):
9989 * ipa-split.c (test_nonssa_use, consider_split, mark_nonssa_use):
9991 * tree-inline.c (insert_debug_decl_map, remap_ssa_name,
9992 can_be_nonlocal, remap_decls, copy_debug_stmt,
9993 initialize_inlined_parameters, add_local_variables,
9994 reset_debug_binding, replace_locals_op): Likewise.
9995 * dse.c (can_escape): Likewise.
9996 * ipa-devirt.c (compare_virtual_tables, referenced_from_vtable_p):
9998 * tree-diagnostic.c (default_tree_printer): Likewise.
9999 * tree-streamer-in.c (unpack_ts_decl_common_value_fields,
10000 unpack_ts_decl_with_vis_value_fields,
10001 lto_input_ts_decl_common_tree_pointers): Likewise.
10002 * builtins.c (builtin_save_expr, fold_builtin_expect,
10003 readonly_data_expr): Likewise.
10004 * tree-ssa-structalias.c (new_var_info, get_constraint_for_ssa_var,
10005 create_variable_info_for, set_uids_in_ptset, visit_loadstore):
10007 * gimple-streamer-out.c (output_gimple_stmt): Likewise.
10008 * gimplify.c (force_constant_size, gimplify_bind_expr,
10009 gimplify_decl_expr, gimplify_var_or_parm_decl,
10010 gimplify_compound_lval, gimplify_init_constructor,
10011 gimplify_modify_expr, gimplify_asm_expr, gimplify_oacc_declare,
10012 gimplify_type_sizes): Likewise.
10013 * cgraphbuild.c (record_reference, record_type_list, mark_address,
10014 mark_load, mark_store, pass_build_cgraph_edges::execute): Likewise.
10015 * tree-ssa-live.c (mark_all_vars_used_1, remove_unused_scope_block_p,
10016 remove_unused_locals): Likewise.
10017 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p, ptrs_compare_unequal,
10018 ref_maybe_used_by_call_p_1, call_may_clobber_ref_p_1): Likewise.
10019 * function.c (instantiate_expr, instantiate_decls_1,
10020 setjmp_vars_warning, add_local_decl): Likewise.
10021 * alias.c (ao_ref_from_mem, get_alias_set, compare_base_symbol_refs):
10023 * tree-stdarg.c (find_va_list_reference, va_list_counter_struct_op,
10024 va_list_ptr_read, va_list_ptr_write, check_all_va_list_escapes,
10025 optimize_va_list_gpr_fpr_size): Likewise.
10026 * tree-nrv.c (pass_nrv::execute): Likewise.
10027 * tsan.c (instrument_expr): Likewise.
10028 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
10029 * vtable-verify.c (verify_bb_vtables): Likewise.
10030 * tree-dfa.c (ssa_default_def, set_ssa_default_def,
10031 get_ref_base_and_extent): Likewise.
10032 * toplev.c (wrapup_global_declaration_1, wrapup_global_declaration_2):
10034 * tree-sra.c (static bool constant_decl_p, find_var_candidates,
10035 analyze_all_variable_accesses): Likewise.
10036 * tree-nested.c (get_nonlocal_debug_decl,
10037 convert_nonlocal_omp_clauses, note_nonlocal_vla_type,
10038 note_nonlocal_block_vlas, convert_nonlocal_reference_stmt,
10039 get_local_debug_decl, convert_local_omp_clauses,
10040 convert_local_reference_stmt, nesting_copy_decl, remap_vla_decls):
10042 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Likewise.
10043 * stmt.c (decl_overlaps_hard_reg_set_p): Likewise.
10044 * dbxout.c (dbxout_late_global_decl, dbxout_type_fields,
10045 dbxout_symbol, dbxout_common_check): Likewise.
10046 * expr.c (expand_assignment, expand_expr_real_2, expand_expr_real_1,
10047 string_constant): Likewise.
10048 * hsa.c (hsa_get_declaration_name): Likewise.
10049 * passes.c (rest_of_decl_compilation): Likewise.
10050 * tree-ssanames.c (make_ssa_name_fn): Likewise.
10051 * tree-streamer-out.c (pack_ts_decl_common_value_fields,
10052 pack_ts_decl_with_vis_value_fields,
10053 write_ts_decl_common_tree_pointers): Likewise.
10054 * stor-layout.c (place_field): Likewise.
10055 * symtab.c (symtab_node::maybe_create_reference,
10056 symtab_node::verify_base, symtab_node::make_decl_local,
10057 symtab_node::copy_visibility_from,
10058 symtab_node::can_increase_alignment_p): Likewise.
10059 * dwarf2out.c (add_var_loc_to_decl, tls_mem_loc_descriptor,
10060 decl_by_reference_p, reference_to_unused, rtl_for_decl_location,
10061 fortran_common, add_location_or_const_value_attribute,
10062 add_scalar_info, add_linkage_name, set_block_abstract_flags,
10063 local_function_static, gen_variable_die, dwarf2out_late_global_decl,
10064 optimize_one_addr_into_implicit_ptr,
10065 optimize_location_into_implicit_ptr): Likewise.
10066 * gimple-low.c (record_vars_into): Likewise.
10067 * ipa-visibility.c (update_vtable_references): Likewise.
10068 * tree-ssa-address.c (fixed_address_object_p, copy_ref_info):
10070 * lto-streamer-out.c (tree_is_indexable, get_symbol_initial_value,
10071 DFS::DFS_write_tree_body, write_symbol): Likewise.
10072 * langhooks.c (lhd_warn_unused_global_decl,
10073 lhd_set_decl_assembler_name): Likewise.
10074 * attribs.c (decl_attributes): Likewise.
10075 * except.c (output_ttype): Likewise.
10076 * varpool.c (varpool_node::get_create, ctor_for_folding,
10077 varpool_node::assemble_decl, varpool_node::create_alias): Likewise.
10078 * fold-const.c (fold_unary_loc): Likewise.
10079 * ipa-prop.c (ipa_compute_jump_functions_for_edge,
10080 ipa_find_agg_cst_from_init): Likewise.
10081 * omp-low.c (expand_omp_regimplify_p, expand_omp_taskreg,
10082 expand_omp_target, lower_omp_regimplify_p,
10083 grid_reg_assignment_to_local_var_p, grid_remap_prebody_decls,
10084 find_link_var_op): Likewise.
10085 * tree-chrec.c (chrec_contains_symbols): Likewise.
10086 * tree-cfg.c (verify_address, verify_expr, verify_expr_location_1,
10087 gimple_duplicate_bb, move_stmt_op, replace_block_vars_by_duplicates,
10088 execute_fixup_cfg): Likewise.
10090 PR tree-optimization/77901
10091 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Only optimize
10092 if ranges[i].exp is SSA_NAME when looking for >= and only when
10093 ranges[i].exp is NULL or SSA_NAME when looking for the other
10096 2016-10-09 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
10098 * ipa-cp.c (ipcp_alignment_lattice): Remove.
10099 (ipcp_param_lattices): Remove field alignment.
10100 (print_all_lattices): Remove call to ipcp_alignment_lattice::print.
10101 (set_all_contains_variable): Remove call to
10102 ipcp_alignment_lattice::set_to_bottom.
10103 (initialize_node_lattices): Likewise.
10104 (propagate_alignment_accross_jump_function): Remove.
10105 (propagate_constants_accross_call): Remove call to
10106 propagate_alignment_accross_jump_function.
10107 (ipcp_store_alignment_results): Remove.
10108 (ipcp_driver): Remove call to ipcp_store_alignment_results.
10109 (propagate_bits_accross_jump_function): Handle ancestor jump function.
10110 * ipa-prop.c (ipa_print_node_jump_functions_for_edge): Remove
10111 pretty-printing of alignment jump function.
10112 (ipa_set_jf_unknown): Remove assignment to jfunc->alignment.known.
10113 (ipa_compute_jump_functions_for_edge): Adjust ipa_bits jump function for
10114 alignments and remove computing ipa_alignment jump function.
10115 (ipa_node_params_t::duplicate): Remove copying of src_trans->alignments.
10116 (ipa_write_jump_functions): Remove streaming for ipa_alignment.
10117 (ipa_read_jump_function): Remove reading of ipa_alignment.
10118 (write_ipcp_transformation_info): Remove streaming for alignment
10119 propagation summary.
10120 (read_ipcp_transformation_info): Remove reading of alignment
10121 propagation summary.
10122 (ipcp_update_alignments): Remove.
10123 (ipcp_update_bits): Adjust to set alignment for parameters of pointer
10125 (ipcp_transform_function): Remove call to ipcp_update_alignments()
10126 and remove assignment to (*ipcp_transformations)[node->uid].alignments.
10127 * ipa-prop.h (ipa_alignment): Remove.
10128 (ipa_jump_func): Remove field alignment.
10129 (ipcp_transformation_summary): Remove field alignments.
10130 * doc/invoke.texi: Mark fipa-cp-alignment as obsolete.
10131 * opts.c (default_options_table): Remove entry for fipa-cp-alignment.
10132 (enable_fdo_optimizations): Remove checking for fipa-cp-alignment.
10134 2016-10-08 Eric Botcazou <ebotcazou@adacore.com>
10136 * config/sparc/sparc.h (FIXED_REGISTERS): Add %icc.
10138 * config/visium/visium.c (visium_expand_int_cstore): Revert latest
10140 (visium_expand_fp_cstore): Likewise.
10142 2016-10-08 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
10144 * diagnostic-core.h (warning_at_rich_loc_n): Declare.
10145 * diagnostic.c (warning_at_rich_loc_n): New function.
10146 (diagnostic_n_impl_richloc): Likewise.
10147 (diagnostic_n_impl): Move most of the function to
10148 diagnostic_n_impl_richloc and call it.
10150 2016-10-08 Jakub Jelinek <jakub@redhat.com>
10152 * gen-pass-instances.awk: Rewritten.
10153 * Makefile.in (pass-instances.def): Depend on $(PASSES_EXTRA), pass
10154 $(PASSES_EXTRA) after passes.def to the script.
10155 * config/i386/t-i386 (PASSES_EXTRA): Add i386-passes.def.
10156 * config/i386/i386-passes.def: New file.
10157 * config/i386/i386-protos.h (make_pass_insert_vzeroupper,
10158 make_pass_stv): Declare.
10159 * config/i386/i386.c (pass_stv::pass_stv): Initialize timode_p to
10161 (pass_stv::gate): Depending on timode_p member require TARGET_64BIT
10163 (pass_stv::clone, pass_stv::set_pass_param): New methods.
10164 (pass_stv::timode_p): New non-static data member.
10165 (ix86_option_override): Don't register passes here.
10167 * doc/invoke.texi: Document accepting Else, fallthrough.
10169 * doc/invoke.texi (-Wimplicit-fallthrough): Document FALLTHRU comment
10172 * doc/invoke.texi (-Wimplicit-fallthrough): Document the accepted
10173 FALLTHRU comment styles.
10175 2016-10-07 Andrew Pinski <apinski@cavium.com>
10177 * config/aarch64/aarch64-arches.def (AARCH64_ARCH): #undef at the end.
10178 * config/aarch64/aarch64-cores.def (AARCH64_CORE): Likewise.
10179 * config/aarch64/aarch64-fusion-pairs.def (AARCH64_FUSION_PAIR):
10181 * config/aarch64/aarch64-option-extensions.def (AARCH64_OPT_EXTENSION):
10183 * config/aarch64/aarch64-tuning-flags.def (AARCH64_EXTRA_TUNING_OPTION):
10185 * config/aarch64/aarch64-opts.h (AARCH64_CORE): Don't #undef here.
10186 (AARCH64_ARCH): Likewise.
10187 * common/config/aarch64/aarch64-common.c (AARCH64_OPT_EXTENSION):
10189 (AARCH64_CORE): Likewise.
10190 (AARCH64_ARCH): Likewise.
10191 * config/aarch64/aarch64-protos.h (AARCH64_FUSION_PAIR): Likewise.
10192 (AARCH64_EXTRA_TUNING_OPTION): Likewise.
10193 * config/aarch64/aarch64.c (AARCH64_FUION_PAIR): Likewise.
10194 (AARCH64_EXTRA_TUNING_OPTION): Likewise.
10195 (AARCH64_ARCH): Likewise.
10196 (AARCH64_CORE): Likewise.
10197 * config/aarch64/aarch64.h (AARCH64_CORE): Likewise.
10198 * config/aarch64/driver-aarch64.c (AARCH64_OPT_EXTENSION): Likewise.
10199 (AARCH64_CORE): Likewise.
10200 (AARCH64_ARCH): Likewise.
10202 2016-10-06 Michael Meissner <meissner@linux.vnet.ibm.com>
10204 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Split
10205 -mfloat128 into -mfloat128-type that enables the IEEE 128-bit
10206 floating point type infrastructre, and -mfloat128 that enables the
10207 keyword. Define __FLOAT128__ if -mfloat128, and __FLOAT128_TYPE__
10208 if -mfloat128-type. Define __ibm128 to be long double by default.
10209 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Print whether
10210 the IEEE 128-bit floating point type infrastructure should
10211 automatically be enabled.
10212 (rs6000_init_hard_regno_mode_ok): Switch to use -mfloat128-type
10213 instead of -mfloat128 to enable KFmode.
10214 (rs6000_option_override_internal): Split the option -mfloat128
10215 into -mfloat128-type and -mfloat128. On Linux PowerPC 64-bit
10216 systems, automatically set -mfloat128-type, but don't enable it on
10217 other operating systems. Move setting the long double size and
10218 IEEE quad support before the IEEE 128-bit floating point changes.
10219 (rs6000_init_builtins): Do not create a unique type for __ibm128
10220 if long double is IBM extended double, instead rely on __ibm128
10221 being defined as 'long double'. If -mfloat128-type and not
10222 -mfloat128, create the KFmode type with an undocumented __ieee128
10224 (rs6000_init_libfuncs): Use -mfloat128-type instead of
10225 -mfloat128 for tests about the types, but keep tests for
10226 -mfloat128 to enable the keyword support.
10227 (rs6000_complex_function_value): Likewise.
10228 (rs6000_scalar_mode_supported_p): Likewise.
10229 (rs6000_floatn_mode): Likewise.
10230 (rs6000_c_mode_for_suffix): Likewise.
10231 (rs6000_opt_masks): Add -mfloat128-type.
10232 * config/rs6000/rs6000-cpus.def (POWERPC_MASKS): Add support for
10233 -mfloat128-type being split from -mfloat128. Add
10234 -mfloat128-hardware, which was missing.
10235 * config/rs6000/rs6000.opt (-mfloat128): Split -mfloat128 into
10236 -mfloat128 and -mfloat128-type:
10237 (-mfloat128-type): Likewise.
10238 * config/rs6000/linux64.h (TARGET_FLOAT128_ENABLE_TYPE): Define so
10239 that 64-bit Linux systems with enable -mfloat128-type by default
10241 * config/rs6000/rs6000.h (TARGET_FLOAT128_ENABLE_TYPE): Likewise.
10242 (FLOAT128_VECTOR_P): Switch IEEE 128-bit floating points to use
10243 -mfloat128-type instead of -mfloat128.
10244 (FLOAT128_2REG_P): Likewise.
10245 (MASK_FLOAT128_TYPE): Likewise.
10246 (ALTIVEC_ARG_MAX_RETURN): Likewise.
10247 (RS6000_BTM_FLOAT128): Likewise.
10248 (TARGET_FLOAT128): Poison old identifiers.
10249 (OPTION_MASK_FLOAT128): Likewise.
10250 (MASK_FLOAT128): Likewise.
10251 * config/rs6000/rs6000.md (FP): Likewise.
10252 (FLOAT128): Likewise.
10253 (fix_trunc<mode>di2): Likewise.
10254 (fixuns_trunc<IEEE128:mode><SDI:mode>2): Likewise.
10255 (floatdi<mode>2): Likewise.
10256 (floatuns<SDI:mode><IEEE128:mode>2): Likewise.
10257 (neg<mode>2, FLOAT128 iterator): Likewise.
10258 (abs<mode>2, FLOAT128 iterator): Likewise.
10259 (ieee_128bit_negative_zero): Likewise.
10260 (ieee_128bit_vsx_neg<mode>2): Likewise.
10261 (ieee_128bit_vsx_neg<mode>2_internal): Likewise.
10262 (ieee_128bit_vsx_abs<mode>2): Likewise.
10263 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
10264 (ieee_128bit_vsx_nabs<mode>2): Likewise.
10265 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
10266 (extendiftf2): Likewise.
10267 (extendifkf2): Likewise.
10268 (extendtfkf2): Likewise.
10269 (trunciftf2): Likewise.
10270 (truncifkf2): Likewise.
10271 (trunckftf2): Likewise.
10272 (trunctfif2): Likewise.
10273 (extendkftf2): Likewise.
10274 (trunctfkf2): Likewise.
10276 2016-10-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10278 * simplify-rtx.c (simplify_immed_subreg): Zero-initialize tmp array
10279 before merging in bytes to pass down to real_from_target.
10281 2016-10-07 Richard Biener <rguenther@suse.de>
10283 * tree-ssa-propagate.c (replace_phi_args_in): Remove no longer
10285 (substitute_and_fold_dom_walker::before_dom_children):
10286 Substitute and fold before pass specific folding to avoid
10287 feeding that with SSA names that will be later released.
10288 * tree-ssa-ccp.c (get_value_for_expr): Guard for new SSA names
10289 introduced by folding and visited by evaluate_stmt called during
10291 (likely_value): Likewise.
10292 (evaluate_stmt): Likewise.
10293 * tree-vrp.c (simplify_truth_ops_using_ranges): Fold modified stmt.
10294 (simplify_div_or_mod_using_ranges): Likewise.
10295 (simplify_min_or_max_using_ranges): Likewise.
10296 (simplify_abs_using_ranges): Likewise.
10297 (simplify_conversion_using_ranges): Likewise.
10298 (simplify_float_conversion_using_ranges): Likewise.
10299 (simplify_stmt_using_ranges): Likewise.
10301 2016-10-07 Marek Polacek <polacek@redhat.com>
10303 * gimplify.c (should_warn_for_implicit_fallthrough): Check for
10304 FALLTHROUGH_LABEL_P here...
10305 (warn_implicit_fallthrough_r): ...not here.
10307 2016-10-07 Bernd Schmidt <bschmidt@redhat.com>
10309 PR tree-optimization/77880
10310 * expr.c (by_pieces_ninsns): Use unsigned HOST_WIDE_INT where
10313 2016-10-07 Marek Polacek <polacek@redhat.com>
10316 * gimplify.c (last_stmt_in_scope): Add check for FALLTHROUGH ().
10318 2016-10-07 Richard Biener <rguenther@suse.de>
10320 * bitmap.h: Document constraints on bitmap modification while
10323 2016-10-07 Richard Biener <rguenther@suse.de>
10325 * bitmap.c (bitmap_elem_to_freelist): Set indx to -1.
10326 * bitmap.h (bmp_iter_set): When advancing to the next element
10327 check that we didn't remove the current one.
10328 (bmp_iter_and): Likewise.
10329 (bmp_iter_and_compl): Likewise.
10330 * tree-ssa.c (release_defs_bitset): Do not remove worklist bit
10331 we currently iterate on but keep a one-level queue.
10332 * sched-deps.c (remove_from_deps): Do not clear current bit
10333 but keep a one-level queue.
10335 2016-10-07 Jakub Jelinek <jakub@redhat.com>
10337 PR tree-optimization/77664
10338 * tree-ssa-reassoc.c (update_range_test): Also clear low and high
10339 for the other ranges.
10340 (optimize_range_tests_diff): Fix up formatting.
10341 (optimize_range_tests_var_bound): New function.
10342 (optimize_range_tests): Use it.
10344 2016-10-07 Martin Liska <mliska@suse.cz>
10346 * coverage.c (build_gcov_exit_decl): Fix priority what
10347 should be really 99.
10349 2016-10-07 Richard Biener <rguenther@suse.de>
10351 * gimple-low.c (lower_gimple_bind): Clear DECL_CHAIN of
10352 vars in gimple_bind_vars but not in BLOCK_VARS.
10354 2016-10-07 Richard Biener <rguenther@suse.de>
10356 PR tree-optimization/77879
10357 * tree-ssa-structalias.c (handle_const_call): Properly handle
10359 (handle_pure_call): Likewise.
10361 2016-10-06 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
10363 * config/rs6000/rs6000.c (rs6000_elf_asm_out_constructor)
10364 (rs6000_elf_asm_out_destructor): increase size of buf to avoid
10367 2016-10-06 Andrew Pinski <apinski@cavium.com>
10369 * config/aarch64/aarch64-cores.def: Add a comment before each
10372 2016-10-06 Kugan Vivekanandarajah <kuganv@linaro.org>
10374 PR tree-optimization/77862
10375 * tree-vrp.c (add_equivalence): Use get_value_range so that
10376 num_vr_values is checked before accessing vr_values.
10378 2016-10-06 Kugan Vivekanandarajah <kuganv@linaro.org>
10380 * tree-vrp.c (evrp_dom_walker::before_dom_children): Handle
10383 2016-10-05 Jeff Law <law@redhat.com>
10385 PR tree-optimization/71661
10386 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Handle case when
10387 removal of a forwarder exposes a new natural loop.
10389 2016-10-06 Uros Bizjak <ubizjak@gmail.com>
10391 * config/i386/sse.md (andnot<mode>3): Add FALLTHRU comments.
10392 Introduce ssesuffix variable.
10393 (<mask_codefor><code><mode>3<mask_name>): Ditto.
10394 (*<code><mode>3): Ditto.
10396 2016-10-06 Jan Hubicka <hubicka@ucw.cz>
10398 * postreload.c (reload_cse_simplify): Skip also USE when detecting
10401 2016-10-06 Richard Biener <rguenther@suse.de>
10403 PR tree-optimization/77855
10404 * tree-ssa-pre.c (prune_clobbered_mems): Queue exprs to remove
10405 instead of removing the current item while iterating over the set
10408 2016-10-06 James Clarke <jrtc27@jrtc27.com>
10409 Eric Botcazou <ebotcazou@adacore.com>
10412 * config/sparc/sparc.c (classify_data_t): Remove int_regs field.
10413 (classify_registers): Don't set it
10414 (function_arg_slotno): Don't initialize and test it. Tidy up.
10416 2016-10-06 Richard Biener <rguenther@suse.de>
10418 PR tree-optimization/77839
10419 * tree-ssa-sccvn.c (set_ssa_val_to): Forbid value -> constant value
10420 lattice transition.
10422 2016-10-06 Martin Liska <mliska@suse.cz>
10424 * gcc.c: Set -fprofile-update=atomic when profiling is
10425 enabled and -pthread is set. Warn when one combines
10426 -pthread and -fprofile-update=single for an app using
10429 2016-10-06 Martin Liska <mliska@suse.cz>
10432 * expmed.h (mul_highpart_cost_ptr): Add an gcc_assert.
10433 * gimple-ssa-strength-reduction.c (slsr_process_cast):
10434 Initialize a pointer to NULL.
10435 (slsr_process_copy): Likewise.
10436 * input.c (location_get_source_line): Likewise.
10437 * tree-ssa-ccp.c (optimize_atomic_bit_test_and): Likewise.
10439 2016-10-05 Andrew Senkevich <andrew.senkevich@intel.com>
10441 * common/config/i386/i386-common.c (OPTION_MASK_ISA_PCOMMIT_UNSET,
10442 OPTION_MASK_ISA_PCOMMIT_SET): Deleted definitions.
10443 (ix86_handle_option): Deleted handle of OPT_mpcommit.
10444 * config.gcc: Deleted pcommitintrin.h
10445 * config/i386/pcommitintrin.h: Deleted file.
10446 * config/i386/cpuid.h (bit_PCOMMIT): Deleted.
10447 * config/i386/driver-i386.c (host_detect_local_cpu): Deleted pcommit
10449 * config/i386/i386-c.c (ix86_target_macros_internal): Deleted define
10451 * config/i386/i386.c (ix86_target_string): Deleted -mpcommit.
10452 (PTA_PCOMMIT): Deleted define.
10453 (ix86_option_override_internal): Deleted handle of option.
10454 (ix86_valid_target_attribute_inner_p): Deleted pcommit.
10455 * config/i386/i386-builtin.def (IX86_BUILTIN_PCOMMIT,
10456 __builtin_ia32_pcommit): Deleted.
10457 * config/i386/i386.h (TARGET_PCOMMIT, TARGET_PCOMMIT_P): Deleted.
10458 * config/i386/i386.md (unspecv): Deleted UNSPECV_PCOMMIT.
10459 (pcommit): Deleted instruction.
10460 * config/i386/i386.opt: Mention -mpcommit deprecation.
10461 * config/i386/x86intrin.h: Deleted inclusion of pcommitintrin.h.
10463 2016-10-05 Uros Bizjak <ubizjak@gmail.com>
10466 * config/i386/sse.md (<mask_codefor><code><mode>3<mask_name>):
10467 Remove wrong assert.
10468 (<floatsuffix>float<sseintvecmodelower><mode>2<mask_name><round_name>:
10469 Use <round_constraint> as operand 1 constraint.
10471 2016-10-05 Jakub Jelinek <jakub@redhat.com>
10474 * ubsan.c (ubsan_create_data): Call initialize_sanitizer_builtins here.
10475 (ubsan_instrument_float_cast): And not here.
10478 * ubsan.c (ubsan_ids): New GTY(()) array.
10479 (ubsan_type_descriptor, ubsan_create_data): Use ubsan_ids
10480 instead of static local counters.
10482 2016-10-05 Martin Sebor <msebor@redhat.com>
10485 * config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Define macro.
10486 * config/linux.c (gnu_libc_printf_pointer_format): Remove.
10487 * targhooks.c [DEFAULT_LIBC == LIBC_UCLIBC) && SINGLE_LIBC]
10488 (default_printf_pointer_format): Define function.
10489 * targhooks.c (linux_printf_pointer_format): Define new function.
10490 * targhooks.h (linux_printf_pointer_format): Declare.
10491 (gnu_libc_printf_pointer_format): Remove declaration.
10493 2016-10-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10495 * fold-const.c (native_encode_real): Fix logic for selecting offset
10496 to write to when BYTES_BIG_ENDIAN.
10498 2016-10-05 Wilco Dijkstra <wdijkstr@arm.com>
10500 * builtins.c (fold_builtin_strchr): Remove function.
10501 (fold_builtin_strrchr): Likewise.
10502 (fold_builtin2): Remove strchr, index, strrchr, rindex cases.
10503 * gimple-fold.c (target_char_cst_p): New function.
10504 (gimple_fold_builtin_strchr) Add more foldings.
10505 (gimple_fold_builtin): Add index, strrchr, rindex cases.
10507 2016-10-05 Richard Biener <rguenther@suse.de>
10509 PR middle-end/77863
10510 * genmatch.c (capture_info::walk_c_expr): Diagnose unknown
10511 capture ids in c-exprs.
10513 2016-10-05 Richard Biener <rguenther@suse.de>
10515 PR middle-end/77826
10516 * genmatch.c (dt_operand::gen_match_op): Amend operand_equal_p
10517 with types_match for GIMPLE code gen to handle type mismatched
10518 constants properly.
10519 (dt_operand::gen): Adjust.
10520 * match.pd ((X /[ex] A) * A -> X): Properly handle converted
10523 2016-10-05 Richard Biener <rguenther@suse.de>
10525 * match.pd (copysign(x, CST) -> [-]abs (x)): New pattern.
10527 2016-10-05 Richard Biener <rguenther@suse.de>
10529 PR middle-end/77842
10530 * genmatch.c (parser::parse_c_expr): Handle premature EOF.
10532 2016-10-05 Pierre-Marie de Rodat <derodat@adacore.com>
10534 * dwarf2out.c (dwarf2out_imported_module_or_decl): Move DWARF
10535 version check to protect only DW_TAG_imported_module generation.
10537 2016-10-05 Richard Biener <rguenther@suse.de>
10539 PR middle-end/55152
10540 * match.pd (min(a,-a) -> -abs(a)): New pattern.
10542 2016-10-04 Ian Lance Taylor <iant@golang.org>
10544 * explow.c (allocate_dynamic_stack_space): Call
10545 do_pending_stack_adjust before handling flag_split_stack.
10547 2016-10-04 David Malcolm <dmalcolm@redhat.com>
10549 * genattrtab.c (make_internal_attr): Supply dummy column number to
10550 file_location ctor.
10552 * genoutput.c (init_insn_for_nothing): Likewise.
10553 * gensupport.c (add_define_attr): Likewise.
10554 * read-md.c (message_at_1): Print column number.
10555 (fatal_with_file_and_line): Likewise.
10556 (rtx_reader::read_char): Track column numbers.
10557 (rtx_reader::unread_char): Likewise.
10558 (rtx_reader::rtx_reader): Initialize m_read_md_colno.
10559 (rtx_reader::handle_include): Stash and restore m_read_md_colno.
10560 (rtx_reader::handle_file): Initialize m_read_md_colno.
10561 (rtx_reader::get_current_location): Supply column number to
10562 file_location ctor.
10563 * read-md.h (struct file_location): Add field "colno".
10564 (file_location::file_location): Likewise.
10565 (rtx_reader::get_colno): New accessor.
10566 (rtx_reader::m_read_md_colno): New field.
10567 (rtx_reader::m_last_line_colno): New field.
10569 2016-10-04 Jakub Jelinek <jakub@redhat.com>
10571 * doc/extend.texi (Java Exceptions): Remove.
10572 (java_interface): Remove.
10574 2016-10-04 Doug Gilmore <doug.gilmore@imgtec.com>
10576 PR tree-optimization/77808
10577 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Check base_addr
10578 and addr are different before copying points-to information.
10580 2016-10-04 Uros Bizjak <ubizjak@gmail.com>
10582 * config/i386/x86-tune.def (X86_TUNE_VECTORIZE_DOUBLE): Remove.
10583 * config/i386/i386.h (TARGET_VECTORIZE_DOUBLE): Remove.
10584 * config/i386/i386.c (ix86_add_stmt_cost): Use TARGET_BONNEL instead
10585 of !TARGET_VECTORIZE_DOUBLE when penalizing DFmode vector ops.
10587 2016-10-04 Richard Biener <rguenther@suse.de>
10589 PR tree-optimization/77399
10590 * tree-ssa-forwprop.c (simplify_vector_constructor): Properly
10591 verify the target can convert.
10593 2016-10-04 Richard Biener <rguenther@suse.de>
10595 PR middle-end/77833
10596 * explow.c (plus_constant): Verify the mode of the constant
10597 pool offset before calling plus_constant.
10599 2016-10-04 Richard Biener <rguenther@suse.de>
10601 PR middle-end/77407
10602 * match.pd (X / abs (X) -> X < 0 ? -1 : 1): Drop vector
10603 type support, mark with :C.
10604 (X / -X -> -1): Mark with :C.
10606 2016-10-04 Jakub Jelinek <jakub@redhat.com>
10608 * defaults.h (JCR_SECTION_NAME, TARGET_USE_JCR_SECTION): Remove.
10609 * system.h (JCR_SECTION_NAME, TARGET_USE_JCR_SECTION): Poison.
10610 * doc/tm.texi.in (TARGET_USE_JCR_SECTION): Remove.
10611 * doc/tm.texi: Regenerated.
10612 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Remove.
10613 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Remove.
10614 * config/darwin.h (JCR_SECTION_NAME): Remove.
10615 * config/pa/pa64-hpux.h (JCR_SECTION_NAME): Remove.
10616 * config/rs6000/aix71.h (TARGET_USE_JCR_SECTION): Remove.
10617 * config/rs6000/aix51.h (TARGET_USE_JCR_SECTION): Remove.
10618 * config/rs6000/aix52.h (TARGET_USE_JCR_SECTION): Remove.
10619 * config/rs6000/aix53.h (TARGET_USE_JCR_SECTION): Remove.
10620 * config/rs6000/aix61.h (TARGET_USE_JCR_SECTION): Remove.
10622 2016-10-03 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
10624 * ipa-cp.c (propagate_bits_accross_jump_function): Introduce space
10625 between "because" and "param" in dump message in call to fprintf.
10627 2016-10-03 Jeff Law <law@redhat.com>
10629 PR tree-optimization/71550
10630 PR tree-optimization/71403
10631 * tree-ssa-threadbackward.c: Include tree-vectorizer.h
10632 (profitable_jump_thread_path): Also return boolean indicating if
10633 the realized path will create an irreducible loop.
10634 Remove loop depth tests from 71403.
10635 (fsm_find_control_statement_thread_paths): Remove loop depth tests
10636 from 71403. If threading will create an irreducible loop, then
10637 throw away loop iteration and related information.
10639 2016-10-03 Uros Bizjak <ubizjak@gmail.com>
10641 * configure.ac (strict_warn): Merge -Wmissing-format-attribute and
10642 -Woverloaded-virtual checks for warning options.
10643 * configure: Regenerate.
10645 2016-10-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
10647 PR preprocessor/77699
10648 * input.c (maybe_grow): Don't allocate one byte extra headroom.
10649 (get_next_line): Return false on error.
10650 (read_next_line): Removed, use get_next_line instead.
10651 (read_line_num): Don't copy the line.
10652 (location_get_source_line): Don't use static data.
10653 (selftest::test_reading_source_line): Add more test cases.
10655 2016-10-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10658 2016-09-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10660 * ifcvt.c (noce_try_avoid_const_materialization): New function.
10661 (noce_process_if_block): Use it.
10663 2016-10-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
10665 * doc/invoke.texi: Update -Wint-in-bool-context.
10667 2016-10-02 Jakub Jelinek <jakub@redhat.com>
10669 * dwarf2out.c (output_fde, output_call_frame_info,
10670 dwarf2out_do_cfi_startproc, set_indirect_string,
10671 gen_internal_sym, output_die, output_line_info): Use
10672 MAX_ARTIFICIAL_LABEL_BYTES as char array sizes for
10673 ASM_GENERATE_INTERNAL_LABEL output.
10675 2016-10-01 Richard Biener <rguenther@suse.de>
10677 PR middle-end/77798
10678 * genmatch.c (get_operand_type): Add operand position arg
10679 and handle COND_EXPR comparison operand with fixed boolean_type_node.
10680 (expr::gen_transform): Adjust.
10681 (dt_simplify::gen_1): Likewise.
10683 2016-10-01 Jakub Jelinek <jakub@redhat.com>
10685 * config/i386/sse.md (<mask_codefor><code><mode>): Add FALLTHRU
10686 comments. Simplify asserts, remove unnecessary conditions.
10688 (*<code><mode>3): Likewise.
10690 2016-09-30 Jakub Jelinek <jakub@redhat.com>
10692 * doc/invoke.texi (-Wregister): Document.
10694 2016-09-30 Bernd Edlinger <bernd.edlinger@hotmail.de>
10696 * configure.ac: Split CHECKING_P into CHECKING_P and
10697 ENABLE_EXTRA_CHECKING.
10698 * configure: Regenerated.
10699 * config.in: Adjust commment of CHECKING_P. Add ENABLE_EXTRA_CHECKING.
10700 * common.opt (flag_checking): Use CHECKING_P and ENABLE_EXTRA_CHECKING.
10702 2016-09-30 Prasad Ghangal <prasad.ghangal@gmail.com>
10705 * gcc.c (process_command): For @filename handling, output
10706 the correct name if the file does not exist.
10708 2016-09-30 Marek Polacek <polacek@redhat.com>
10710 * config/aarch64/aarch64-simd.md: Adjust fall through comments.
10711 * config/alpha/predicates.md: Likewise.
10713 2016-09-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10715 * ifcvt.c (noce_try_avoid_const_materialization): New function.
10716 (noce_process_if_block): Use it.
10718 2016-09-30 Martin Liska <mliska@suse.cz>
10720 * doc/invoke.texi: Document asan-use-after-return that
10721 it's disabled by default in runtime.
10723 2016-09-30 Richard Biener <rguenther@suse.de>
10725 * tree-vrp.c (intersect_ranges): If we failed to handle
10726 the intersection choose a constant singleton range if available.
10728 2016-09-30 Richard Biener <rguenther@suse.de>
10730 PR tree-optimization/77399
10731 * tree-ssa-forwprop.c (simplify_vector_constructor): Handle
10732 float <-> int conversions.
10734 2016-09-30 Alan Modra <amodra@gmail.com>
10736 * config/rs6000/rs6000.c (rs6000_opt_vars): Revert last change.
10738 2016-09-29 Uros Bizjak <ubizjak@gmail.com>
10740 * config/i386/driver-i386.c (host_detect_local_cpu): Check maximum
10741 ext_level before calling CPUID with 0x80000008.
10742 Simplify xgetbv checks.
10744 2016-09-29 David Malcolm <dmalcolm@redhat.com>
10746 * Makefile.in (OBJS): Add print-rtl-function.o.
10747 * print-rtl-function.c: New file.
10748 * print-rtl.h (print_rtx_function): New decl.
10750 2016-09-29 Uros Bizjak <ubizjak@gmail.com>
10753 * config/i386/cpuid.h (__get_cpuid_count): New.
10754 (__get_cpuid): Rename __level to __leaf.
10756 2016-09-29 Marek Polacek <polacek@redhat.com>
10758 * genattrtab.c (write_attr_case): Also emit FALLTHRU marker.
10760 2016-09-29 Bernd Schmidt <bschmidt@redhat.com>
10763 * builtins.c (expand_builtin_memcmp): Don't swap args unless
10764 result is only being compared with zero.
10766 2016-09-29 Marek Polacek <polacek@redhat.com>
10768 * dwarf2out.c (loc_descriptor): Add fall through comment.
10769 (add_const_value_attribute): Likewise.
10771 2016-09-29 Matthew Wahab <matthew.wahab@arm.com>
10773 * config/arm/arm.md (*arm_movsi_insn): Replace "t2" arch attribute
10774 with "v6t2". Move "arch" attribute above "pool_range".
10775 * config/arm/vfp.md (*arm_movhi_vfp): Replace "t2" arch attribute
10777 (*thumb2_movhi_vfp): Likewise.
10778 (*arm_movhi_fp16): Likewise.
10779 (*thumb2_movhi_fp16): Likewise.
10780 (*arm_movsi_vfp): Remove "arch" attribute.
10781 (*thumb2_movsi_vfp): Likewise.
10783 2016-09-29 Martin Liska <mliska@suse.cz>
10785 * doc/extend.texi: Remove limitation of Objective C for
10786 __attribute__((constructor)) and __attribute__((destructor)).
10788 2016-09-29 Richard Biener <rguenther@suse.de>
10790 PR tree-optimization/77768
10791 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
10792 Handle stores to readonly memory when removing redundant stores.
10794 2016-09-29 Richard Biener <rguenther@suse.de>
10796 PR middle-end/77407
10797 * match.pd: Add X / abs (X) -> X < 0 ? -1 : 1 and
10798 X / -X -> -1 simplifications.
10800 2016-09-29 Richard Biener <rguenther@suse.de>
10802 PR middle-end/55152
10803 * match.pd: Add max(a,-a) -> abs(a) pattern.
10804 * tree-ssa-phiopt.c (minmax_replacement): Disable for
10805 HONOR_SIGNED_ZEROS types.
10807 2016-09-29 James Greenhalgh <james.greenhalgh@arm.com>
10809 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Remove.
10810 * system.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Poison.
10812 2016-09-29 Richard Biener <rguenther@suse.de>
10814 * tree-vrp.c (set_defs_to_varying): New helper avoiding
10815 writing to vr_const_varying.
10816 (vrp_initialize): Call it.
10817 (vrp_visit_stmt): Likewise.
10818 (evrp_dom_walker::before_dom_children): Likewise.
10820 2016-09-29 Richard Biener <rguenther@suse.de>
10822 * tree-vect-stmts.c (vectorizable_load): Avoid emitting vector
10823 constructors with vector elements.
10825 2016-09-29 Richard Biener <rguenther@suse.de>
10827 PR tree-optimization/77768
10828 * tree-ssa-sccvn.c (visit_reference_op_store): Properly deal
10829 with stores to a place we know has a constant value.
10831 2016-09-29 Alan Modra <amodra@gmail.com>
10833 * config/rs6000/sysv4.opt (mgnu-attribute): New option.
10834 * doc/invoke.texi: Document it.
10835 * config/rs6000/rs6000.c (HAVE_LD_PPC_GNU_ATTR_LONG_DOUBLE): Define.
10836 (rs6000_passes_float): Comment.
10837 (rs6000_passes_long_double): New static var.
10838 (call_ABI_of_interest): Return false unless rs6000_gnu_attr is set.
10839 (init_cumulative_args): Set up to emit fp .gnu_attribute for
10840 ELF 64-bit ABIs as well as 32-bit ELF. Correct rs6000_passes_float
10841 to include fp values returned in vectors.
10842 Set rs6000_passes_long_double.
10843 (rs6000_function_arg_advance_1): Likewise for function args.
10844 (rs6000_elf_file_end): Emit fp .gnu_attribute for ELF 64-bit ABIs,
10845 and SPE. Emit long double tag value too.
10846 (rs6000_opt_vars): Add gnu-attr.
10847 * configure.ac (HAVE_LD_PPC_GNU_ATTR_LONG_DOUBLE): New ppc32 test.
10848 * configure: Regenerate.
10849 * config.in: Regenerate.
10851 2016-09-28 Jakub Jelinek <jakub@redhat.com>
10853 * gimple-ssa-sprintf.c (pass_sprintf_length::gate): Use x > 0 instead
10855 (format_floating, format_string, format_directive,
10856 get_destination_size, pass_sprintf_length::handle_gimple_call):
10859 2016-09-28 Jakub Jelinek <jakub@redhat.com>
10861 * gimple-ssa-sprintf.c: Fix comment formatting.
10862 (format_integer): Use is_gimple_assign.
10863 (pass_sprintf_length::handle_gimple_call): Use gimple_call_builtin_p
10864 and gimple_call_fndecl. Reorder case BUILT_IN_SPRINTF_CHK. Fix up
10865 BUILT_IN_SNPRINTF_CHK comment. Replace "to to" with "to" in comment.
10866 (pass_sprintf_length::execute): Use is_gimple_call.
10868 2016-09-28 Wilco Dijkstra <wdijkstr@arm.com>
10870 * gimple-fold.c (gimple_fold_builtin): After failing to fold
10871 strchr, also try the generic folding.
10873 2016-09-28 Martin Sebor <msebor@redhat.com>
10876 * gimple-ssa-sprintf.c (pass_sprintf_length::handle_gimple_call):
10879 2016-09-28 Martin Sebor <msebor@redhat.com>
10881 PR middle-end/77683
10882 * gimple-ssa-sprintf.c (format_integer): Fail gracefully when
10883 length modifier is not expected.
10884 (format_floating): Ignore l length modifier and fail gracefuly
10885 when it isn't one of the other expected ones.
10887 2016-09-28 Martin Sebor <msebor@redhat.com>
10890 * varasm.c (assemble_addr_to_section): Increase local buffer size.
10892 2016-09-27 Richard Biener <rguenther@suse.de>
10894 * dwarf2out.c (cu_die_list): New global.
10895 (dwarf2out_finish): Walk cu_die_list instead of limbo DIEs. Add
10896 main_comp_unit_die to cu_die_list if we created it.
10897 Move break_out_includes ...
10898 (dwarf2out_early_finish): ... here. Push created CU DIEs onto
10901 2016-09-28 Richard Biener <rguenther@suse.de>
10903 * dwarf2out.c (struct die_struct): Add removed flag.
10904 (lookup_type_die): If the DIE is marked as removed, clear
10905 TYPE_SYMTAB_DIE and return NULL.
10906 (lookup_decl_die): If the DIE is marked as removed, remove it
10907 from the hash and return NULL.
10908 (mark_removed): New helper.
10909 (prune_unused_types_prune): Call it for removed DIEs.
10910 (gen_subprogram_die): Move the premark_used_types call to after
10911 DIEs for the functions scopes are generated.
10912 (process_scope_var): Do not re-create pruned types or type decls.
10913 Make sure to also re-parent type decls.
10914 (dwarf2out_finish): Move unused type pruning and debug_types
10916 (dwarf2out_early_finish): ... here.
10918 2016-09-29 Claudiu Zissulescu <claziss@synopsys.com>
10920 * config/arc/arc-c.c: New file.
10921 * config/arc/arc-c.def: Likewise.
10922 * config/arc/t-arc: Likewise.
10923 * config.gcc: Include arc-c.o as c and cpp object.
10924 * config/arc/arc-protos.h (arc_cpu_cpp_builtins): Add prototype.
10925 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Use
10926 arc_cpu_cpp_builtins.
10928 2016-09-29 Claudiu Zissulescu <claziss@synopsys.com>
10930 * config/arc/arc.md (*rotrsi3_cnt1): New pattern.
10931 (*ashlsi2_cnt1, *lshrsi3_cnt1, *ashrsi3_cnt1): Likewise.
10933 2016-09-28 Nathan Sidwell <nathan@acm.org>
10935 * gimple-pretty-print.c (dump_gimple_call_args): Simplify "' "
10938 2016-09-28 Wilco Dijkstra <wdijkstr@arm.com>
10940 PR tree-optimization/61056
10941 * gimple-fold.c (gimple_fold_builtin_strchr):
10942 New function to optimize strchr (s, 0) to strlen.
10943 (gimple_fold_builtin): Add BUILT_IN_STRCHR case.
10945 2016-09-27 Robin Dapp <rdapp@linux.vnet.ibm.com>
10947 PR tree-optimization/77724
10948 * tree-vect-loop-manip.c (create_intersect_range_checks_index):
10949 Add tree_fits_shwi_p check.
10951 2016-09-27 Jakub Jelinek <jakub@redhat.com>
10953 * auto-inc-dec.c (try_merge): Remove break after return.
10954 * cselib.c (autoinc_split): Likewise.
10955 * explow.c (promote_mode): Likewise.
10956 * fixed-value.c (fixed_arithmetic): Likewise.
10957 * hsa.c (hsa_internal_fn::get_arity): Likewise.
10958 * rtlanal.c (modified_between_p, modified_in_p): Likewise.
10959 * trans-mem.c (get_attrs_for): Likewise.
10960 * tree-if-conv.c (if_convertible_stmt_p): Likewise.
10961 * tree-vrp.c (simplify_stmt_using_ranges): Likewise.
10962 * config/aarch64/aarch64-builtins.c (aarch64_fold_builtin): Likewise.
10963 * config/aarch64/aarch64.c (aarch64_get_condition_code_1): Likewise.
10964 * config/c6x/c6x.c (c6x_get_unit_specifier): Likewise.
10965 * config/cr16/cr16.c (legitimate_pic_operand_p): Likewise.
10966 * config/cris/cris.c (cris_op_str): Likewise.
10967 * config/mn10300/mn10300.c (cc_flags_for_code): Likewise.
10968 * config/tilepro/tilepro.c (tilepro_emit_setcc_internal_di): Likewise.
10970 2016-09-27 Nathan Sidwell <nathan@codesourcery.com>
10972 * internal-fn.h (IFN_UNIQUE_CODES, IFN_GOACC_LOOP_CODES,
10973 IFN_GOACC_REDUCTION_CODES): New.
10974 (enum ifn_unique_kind, enum ifn_goacc_loop_kind, enum
10975 ifn_goacc_reduction_kind): Use them.
10976 * gimple-pretty-print.c (dump_gimple_call_args): Decode first arg
10977 of internal functions, when applicable.
10979 2016-09-27 Maciej W. Rozycki <macro@imgtec.com>
10981 * config/mips/constraints.md (d): Fix documentation.
10982 * doc/md.texi (Machine Constraints): Update accordingly.
10984 2016-09-27 Richard Biener <rguenther@suse.de>
10986 * dwarf2out.c (dwarf2out_init): Move text_section_line_info,
10987 cur_line_info_table initialization ...
10988 (dwarf2out_assembly_start): ... here.
10990 2016-09-27 Matthew Wahab <matthew.wahab@arm.com>
10992 * config/arm/arm.md (*arm_movsi_insn): Add "arch" attribute.
10993 * config/arm/vfp.md (*arm_movhi_vfp): Likewise.
10994 (*thumb2_movhi_vfp): Likewise.
10995 (*arm_movhi_fp16): Remove predication operand from VMOV.F16
10996 template. Expand predicable attribute to mark VMOV.F16 as not
10997 predicable. Add "arch" attribute.
10998 (*thumb2_movhi_fp16): Likewise.
10999 (*arm_movsi_vfp): Break a long line. Add "arch" attribute.
11000 (*thumb2_movsi_vfp): Add "arch" attribute.
11002 2016-09-27 David Edelsohn <dje.gcc@gmail.com>
11004 * config/rs6000/rs6000.c (rs6000_output_symbol): Don't modify
11007 2016-09-27 Marek Polacek <polacek@redhat.com>
11009 * config/ia64/ia64.c (ia64_print_operand): Adjust fall through
11012 * config/c6x/c6x.h: Adjust fall through comment.
11013 * config/sh/sh.c (final_prescan_insn): Likewise.
11014 * config/visium/visium.c (visium_expand_int_cstore): Likewise.
11015 (visium_expand_fp_cstore): Likewise.
11017 2016-09-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11019 * config/arm/arm.c (const_ok_for_op): Use "Fall through" comment form
11020 expected by -Wimplicit-fallthrough.
11021 (thumb1_size_rtx_costs): Likewise.
11022 (thumb2_reorg): Likewise.
11023 (tls_mentioned_p): Add "Fall through" comment.
11024 (thumb2_reorg): Likewise.
11025 * config/arm/arm-builtins.c (arm_expand_neon_args): Use "Fall through"
11026 comment form expected by -Wimplicit-fallthrough.
11028 2016-09-27 Martin Liska <mliska@suse.cz>
11030 PR gcov-profile/46266
11031 * input.h (RESERVED_LOCATION_P): New macro.
11032 * profile.c (branch_prob): Use RESERVED_LOCATION_P and
11033 instread of comparison with UNKNOWN_LOCATION.
11035 2016-09-27 Richard Biener <rguenther@suse.de>
11037 PR tree-optimization/77745
11038 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
11039 When removing redundant stores make sure to check compatibility
11040 of the TBAA state for downstream accesses.
11041 * tree-ssa-sccvn.c (visit_reference_op_store): Likewise for when
11042 value-numbering virtual operands for store matches.
11044 2016-09-27 Oleg Endo <olegendo@gcc.gnu.org>
11047 * config/sh/sh.c (sh_rtx_costs): Fix return value of SET of movt and
11048 movrt patterns. Match them before anything else in the SET case.
11050 2016-09-27 Martin Liska <mliska@suse.cz>
11052 PR gcov-profile/7970
11053 PR gcov-profile/16855
11054 PR gcov-profile/44779
11055 * coverage.c (build_gcov_exit_decl): New function.
11056 (coverage_obj_init): Call the function and generate __gcov_exit
11058 * doc/gcov.texi: Document when __gcov_exit function is called.
11060 2016-09-27 Marek Polacek <polacek@redhat.com>
11063 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
11064 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Use
11065 -Wno-error instead of -Wno-implicit-fallthrough.
11067 2016-09-27 Martin Liska <mliska@suse.cz>
11070 * gcov-counter.def: Remove GCOV_COUNTER_V_DELTA.
11072 2016-09-27 Jakub Jelinek <jakub@redhat.com>
11074 * combine.c (simplify_comparison): Add canonical FALLTHROUGH comments.
11075 * config/i386/i386.c (ix86_dep_by_shift_count_body): Add FALLTHROUGH
11076 comments. Remove break after return.
11077 (ix86_fp_compare_code_to_integer, has_dispatch,
11078 ix86_simd_clone_usable): Remove break after return.
11080 2016-09-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
11082 PR rlt-optimization/77714
11083 * lra-eliminations.c (eliminate_regs_in_insn): Avoid alias on
11086 2016-09-27 Kugan Vivekanandarajah <kuganv@linaro.org>
11089 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Use
11090 extract_range_from_unary_expr to convert value_range.
11091 * tree-vrp.c (extract_range_from_unary_expr_1): Rename to.
11092 (extract_range_from_unary_expr): This.
11093 * tree-vrp.h (extract_range_from_unary_expr): Declare.
11095 2016-09-27 Segher Boessenkool <segher@kernel.crashing.org>
11097 * config/rs6000/rs6000.md (movcc_internal1): Disparage using CTR or LR.
11099 2016-09-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
11101 * config/i386/i386.c (ix86_print_operand)
11102 [HAVE_AS_IX86_CMOV_SUN_SYNTAX]: Add gcc_fallthrough.
11103 * config/sparc/sparc.c (check_pic): Add fallthrough comment.
11104 (epilogue_renumber): Likewise.
11106 2016-09-26 Kugan Vivekanandarajah <kuganv@linaro.org>
11108 PR middle-end/77719
11109 * tree-ssa-reassoc.c (make_new_ssa_for_def): Use gimple_get_lhs
11110 to get lhs instead of gimple_assign_lhs as stmt can be builtins too.
11112 2016-09-26 Thomas Preud'homme <thomas.preudhomme@arm.com>
11114 * tree.h (memmodel_from_int, memmodel_base, is_mm_relaxed,
11115 is_mm_consume, is_mm_acquire, is_mm_release, is_mm_acq_rel,
11116 is_mm_seq_cst, is_mm_sync): Move to ...
11117 * memmodel.h: This. New file.
11118 * builtins.c: Include memmodel.h.
11119 * optabs.c: Likewise.
11120 * tsan.c: Likewise.
11121 * config/aarch64/aarch64.c: Likewise.
11122 * config/alpha/alpha.c: Likewise.
11123 * config/arm/arm.c: Likewise.
11124 * config/i386/i386.c: Likewise.
11125 * config/ia64/ia64.c: Likewise.
11126 * config/mips/mips.c: Likewise.
11127 * config/rs6000/rs6000.c: Likewise.
11128 * config/sparc/sparc.c: Likewise.
11129 * genconditions.c: Include memmodel.h in generated file.
11130 * genemit.c: Likewise.
11131 * genoutput.c: Likewise.
11132 * genpeep.c: Likewise.
11133 * genpreds.c: Likewise.
11134 * genrecog.c: Likewise.
11136 2016-09-26 David Malcolm <dmalcolm@redhat.com>
11138 * read-rtl.c (read_rtx_code): Rename local "i" to "idx", and use
11139 "c" instead when parsing characters. Move operand parsing into...
11140 (read_rtx_operand): ...this new function, renaming "i" to "idx",
11141 and tightening the scope of various locals.
11143 2016-09-26 Liu Hao <lh_mouse@126.com>
11145 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Fix typo.
11147 2016-09-26 Marek Polacek <polacek@redhat.com>
11149 * system.h: Use __has_attribute to check whether the fallthrough
11150 attribute is supported.
11152 2016-09-26 Marek Polacek <polacek@redhat.com>
11154 * ipa-inline-analysis.c (find_foldable_builtin_expect): Use
11155 gimple_call_internal_p.
11156 * ipa-split.c (find_return_bb): Likewise.
11157 (execute_split_functions): Likewise.
11158 * omp-low.c (dump_oacc_loop_part): Likewise.
11159 (oacc_loop_xform_head_tail): Likewise.
11160 * predict.c (predict_loops): Likewise.
11161 * sanopt.c (pass_sanopt::execute): Likewise.
11162 * tree-cfg.c (get_abnormal_succ_dispatcher): Likewise.
11163 * tree-parloops.c (oacc_entry_exit_ok_1): Likewise.
11164 * tree-stdarg.c (gimple_call_ifn_va_arg_p): Remove function.
11165 (expand_ifn_va_arg_1): Use gimple_call_internal_p.
11166 (expand_ifn_va_arg): Likewise.
11167 * tree-vect-loop.c (vect_determine_vectorization_factor): Likewise.
11168 (optimize_mask_stores): Likewise.
11169 * tree-vect-stmts.c (vect_simd_lane_linear): Likewise.
11170 (vect_transform_stmt): Likewise.
11171 * tree-vectorizer.c (vect_loop_vectorized_call): Likewise.
11172 * tsan.c (instrument_memory_accesses): Likewise.
11174 2016-09-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11175 Alexander Monakov <amonakov@ispras.ru>
11177 * regrename.c (rename_chains): Check
11178 HARD_FRAME_POINTER_IS_FRAME_POINTER rather than
11179 HARD_FRAME_POINTER_REGNUM when picking unavailable registers.
11180 * sel-sched.c (mark_unavailable_hard_regs): Likewise.
11182 2016-09-26 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11184 * config/s390/s390.c (s390_rtx_costs): Add /* fallthrough */.
11185 (s390_sched_score): Likewise.
11187 2016-09-26 Martin Liska <mliska@suse.cz>
11189 * doc/gcov.texi: Update program output of gcov tool.
11191 2016-09-26 Martin Liska <mliska@suse.cz>
11193 PR gcov-profile/23332
11194 * profile.c (instrument_values): Do not handle HIST_TYPE_CONST_DELTA.
11195 * tree-profile.c (gimple_gen_const_delta_profiler): Remove.
11196 * value-prof.c (dump_histogram_value): Do not handle
11197 HIST_TYPE_CONST_DELTA.
11198 (stream_in_histogram_value): Likewise.
11199 (gimple_find_values_to_profile): Likewise.
11200 * value-prof.h (enum hist_type): Likewise.
11202 2016-09-26 Martin Liska <mliska@suse.cz>
11204 * common.opt: Exclude SANITIZE_UNREACHABLE and SANITIZE_RETURN
11205 from default sanitize recover values.
11206 * doc/invoke.texi: Fix documentation related to -fsanitize=leak,
11207 -fsanitize=address, -fsanitize=thread and -fsanitize-recover.
11208 * flag-types.h: Replace couple of 1 << x to 1UL << x, make it
11210 * opts.c (finish_options): Do a generic loop over options
11211 that can be recovered.
11212 (parse_sanitizer_options): Exclude SANITIZE_UNREACHABLE and
11214 (common_handle_option): Likewise.
11215 * opts.h: Declare can_recover to sanitizer_opts_s.
11217 2016-09-26 Andre Vieira <andre.simoesdiasvieira@arm.com>
11219 * target.def(elf_flags_numeric): Change documentation to present tense.
11220 * doc/tm.texi: Regenerate.
11222 2016-09-26 Marek Polacek <polacek@redhat.com>
11225 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
11226 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Add
11227 -Wno-switch-fallthrough.
11228 * builtins.c (expand_builtin_int_roundingfn_2): Add gcc_fallthrough.
11229 (expand_builtin): Likewise.
11230 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_libmass): Likewise.
11231 * convert.c (convert_to_real_1): Likewise.
11232 (convert_to_integer_1): Likewise.
11233 * final.c (output_alternate_entry_point): Likewise.
11234 * genattrtab.c (make_canonical): Likewise.
11235 (write_test_expr): Likewise.
11236 * genpreds.c (validate_exp): Likewise.
11237 * gimple-ssa-strength-reduction.c
11238 (find_candidates_dom_walker::before_dom_children): Likewise.
11239 * godump.c (go_format_type): Likewise.
11240 * reload1.c (elimination_effects): Likewise.
11241 * resource.c (mark_referenced_resources): Likewise.
11242 (mark_set_resources): Likewise.
11243 * tree-ssa-loop-ivopts.c (find_deriving_biv_for_expr): Likewise.
11244 * varasm.c (output_addressed_constants): Likewise.
11246 2016-09-26 Marek Polacek <polacek@redhat.com>
11249 * common.opt (Wimplicit-fallthrough): New option.
11250 * doc/extend.texi: Document statement attributes and the fallthrough
11252 * doc/invoke.texi: Document -Wimplicit-fallthrough.
11253 * gimple.h (gimple_call_internal_p): New function.
11254 * gimplify.c (struct gimplify_ctx): Add in_switch_expr.
11255 (struct label_entry): New struct.
11256 (find_label_entry): New function.
11257 (case_label_p): New function.
11258 (collect_fallthrough_labels): New function.
11259 (last_stmt_in_scope): New function.
11260 (should_warn_for_implicit_fallthrough): New function.
11261 (warn_implicit_fallthrough_r): New function.
11262 (maybe_warn_implicit_fallthrough): New function.
11263 (expand_FALLTHROUGH_r): New function.
11264 (expand_FALLTHROUGH): New function.
11265 (gimplify_switch_expr): Call maybe_warn_implicit_fallthrough and
11266 expand_FALLTHROUGH for the innermost GIMPLE_SWITCH.
11267 (gimplify_label_expr): New function.
11268 (gimplify_case_label_expr): Set location.
11269 (gimplify_expr): Call gimplify_label_expr.
11270 * internal-fn.c (expand_FALLTHROUGH): New function.
11271 * internal-fn.def (FALLTHROUGH): New internal function.
11272 * langhooks.c (lang_GNU_OBJC): New function.
11273 * langhooks.h (lang_GNU_OBJC): Declare.
11274 * system.h (gcc_fallthrough): Define.
11275 * tree-core.h: Add FALLTHROUGH_LABEL_P comment.
11276 * tree.h (FALLTHROUGH_LABEL_P): Define.
11278 2016-09-26 Richard Biener <rguenther@suse.de>
11280 * dwarf2out.c (stripattributes): Remove unused function.
11281 (DEBUG_NORM_MACINFO_SECTION): Rename to DEBUG_MACINFO_SECTION.
11282 Push dwarf_split_debug_info handling into init_sections_and_labels.
11283 (DEBUG_NORM_MACRO_SECTION): Likewise to DEBUG_MACRO_SECTION.
11284 (DEBUG_MACRO_SECTION_FLAGS): Remove.
11285 (debug_macinfo_section_name): New global.
11286 (output_macinfo): Use debug_macinfo_section_name.
11287 (init_sections_and_labels): Split out section and label generation
11288 from dwarf2out_init. Set debug_macinfo_section_name.
11289 (dwarf2out_init): Move text section label generation and emission
11291 (dwarf2out_assembly_start): ... here.
11292 (dwarf2out_finish): Call init_sections_and_labels before DWARF
11295 2016-09-26 Richard Biener <rguenther@suse.de>
11298 * cgraphunit.c (analyze_functions): Before early removing
11299 global vars calls the late_global_decl debug handler mark
11300 the variable as readonly.
11302 2016-09-25 Oleg Endo <olegendo@gcc.gnu.org>
11305 * config/sh/sh.c (sh_movt_set_dest, sh_movrt_set_dest): Add overloads.
11306 (sh_rtx_costs): Handle SET of movt and movrt patterns.
11307 * cnofig/sh/sh-protos.h (sh_movt_set_dest, sh_movrt_set_dest): Forward
11308 declare new overloads.
11309 * config/sh/sh.md (*cset_zero): Add variant that takes a treg_set_expr
11312 2016-09-24 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
11314 * config/rs6000/rs6000.c (expand_block_compare, do_load_for_compare):
11315 Change TARGET_LITTLE_ENDIAN to !BYTES_BIG_ENDIAN.
11317 2016-09-24 David Edelsohn <dje.gcc@gmail.com>
11319 * configure.ac (gcc_cv_as_aix_dwloc): Fix typo in assembly fragment.
11320 * configure: Regenerate.
11322 2016-09-24 Marek Polacek <polacek@redhat.com>
11325 * doc/invoke.texi: Document -Wbool-operation.
11327 2016-09-23 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
11329 * config/rs6000/rs6000.md (cmpmemsi): New define_expand.
11330 * config/rs6000/rs6000.c (expand_block_compare): New function used by
11331 cmpmemsi pattern to do builtin expansion of memcmp ().
11332 (compute_current_alignment): Add helper function for
11333 expand_block_compare used to compute alignment as the compare proceeds.
11334 (select_block_compare_mode): Used by expand_block_compare to select
11335 the mode used for reading the next chunk of bytes in the compare.
11336 (do_load_for_compare): Used by expand_block_compare to emit the load
11337 insns for the compare.
11338 (rs6000_emit_dot_insn): Moved this function to avoid a forward
11339 reference from expand_block_compare ().
11340 * config/rs6000/rs6000-protos.h (expand_block_compare): Add a
11341 prototype for this function.
11342 * config/rs6000/rs6000.opt (mblock-compare-inline-limit): Add a new
11343 target option for controlling how much code inline expansion of
11344 memcmp() will be allowed to generate.
11346 2016-09-23 Jakub Jelinek <jakub@redhat.com>
11348 * hooks.c (hook_bool_bool_false, hook_bool_bool_gcc_optionsp_false,
11349 hook_bool_mode_false, hook_bool_mode_true,
11350 hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
11351 hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
11352 hook_bool_const_rtx_insn_const_rtx_insn_true,
11353 hook_bool_mode_uhwi_false, hook_void_FILEptr_constcharptr,
11354 hook_bool_FILEptr_rtx_false, hook_bool_gsiptr_false,
11355 hook_bool_const_tree_hwi_hwi_const_tree_false,
11356 hook_bool_const_tree_hwi_hwi_const_tree_true,
11357 default_can_output_mi_thunk_no_vcall, hook_int_uint_mode_1,
11358 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
11359 hook_int_rtx_0, hook_int_rtx_bool_0, hook_void_tree,
11360 hook_void_constcharptr, hook_void_tree_treeptr, hook_void_int_int,
11361 hook_bool_tree_false, hook_bool_const_tree_false, hook_bool_tree_true,
11362 hook_bool_const_tree_true, hook_bool_tree_tree_false,
11363 hook_bool_tree_tree_true, hook_bool_tree_bool_false,
11364 hook_bool_rtx_insn_true, hook_bool_rtx_false,
11365 hook_bool_uintp_uintp_false,
11366 hook_bool_rtx_mode_int_int_intp_bool_false, hook_rtx_rtx_null,
11367 hook_rtx_tree_int_null, hook_uint_mode_0,
11368 hook_constcharptr_const_tree_null, hook_tree_tree_int_treep_bool_null,
11369 hook_tree_tree_tree_null, hook_tree_tree_tree_tree_null,
11370 hook_constcharptr_const_rtx_insn_null,
11371 hook_constcharptr_const_tree_const_tree_null,
11372 hook_constcharptr_int_const_tree_null,
11373 hook_constcharptr_int_const_tree_const_tree_null,
11374 hook_tree_const_tree_null, hook_bool_rtx_insn_int_false,
11375 hook_void_rtx_insn_int, hook_void_gcc_optionsp): For arguments with
11376 ATTRIBUTE_UNUSED, remove parameter name as well as ATTRIBUTE_UNUSED.
11378 * vec.h (vNULL): Extend comment to say = vNULL initialization
11379 isn't needed for static vars.
11381 * sel-sched-ir.c (sel_global_bb_info, sel_region_bb_info,
11382 loop_nests, s_i_d, last_added_blocks): Remove unnecessary
11383 = vNULL initialization of file scope vec.
11384 * passes.c (pass_tab, enabled_pass_uid_range_tab,
11385 disabled_pass_uid_range_tab): Likewise.
11386 * haifa-sched.c (sched_luids, h_i_d): Likewise.
11387 * tree-chkp-opt.c (check_infos): Likewise.
11388 * sel-sched.c (vec_av_set, vec_temp_moveop_nops): Likewise.
11390 * vec.h (vnull::operator vec): Add constexpr keyword for
11393 2016-09-23 Doug Gilmore <doug.gilmore@imgtec.com>
11395 PR tree-optimization/77654
11396 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Add call
11397 to duplicate_ssa_name_ptr_info.
11399 2016-09-23 David Malcolm <dmalcolm@redhat.com>
11401 PR preprocessor/77672
11402 * input.c (selftest::test_lexer_string_locations_simple): Update
11403 test to expect location information of the terminator character
11404 at the location of the final closing quote.
11405 (selftest::test_lexer_string_locations_hex): Likewise.
11406 (selftest::test_lexer_string_locations_oct): Likewise.
11407 (selftest::test_lexer_string_locations_letter_escape_1): Likewise.
11408 (selftest::test_lexer_string_locations_letter_escape_2): Likewise.
11409 (selftest::test_lexer_string_locations_ucn4): Likewise.
11410 (selftest::test_lexer_string_locations_ucn8): Likewise.
11411 (selftest::test_lexer_string_locations_u8): Likewise.
11412 (selftest::test_lexer_string_locations_utf8_source): Likewise.
11413 (selftest::test_lexer_string_locations_concatenation_1): Likewise.
11414 (selftest::test_lexer_string_locations_concatenation_2): Likewise.
11415 (selftest::test_lexer_string_locations_concatenation_3): Likewise.
11416 (selftest::test_lexer_string_locations_macro): Likewise.
11417 (selftest::test_lexer_string_locations_long_line): Likewise.
11419 2016-09-23 Richard Biener <rguenther@suse.de>
11421 * tree-ssa-sccvn.c (visit_reference_op_call): Value number
11422 virtual definition to virtual use if the call devirtualizes
11423 to a const or pure function.
11424 (visit_use): Also visit calls we can devirtualize to a
11425 const or pure function.
11427 2016-09-23 Richard Biener <rguenther@suse.de>
11429 PR tree-optimization/77697
11430 * tree-ssa-forwprop.c (defcodefor_name): Remove bogus code,
11431 signal error if we have sth ternary or unhandled.
11433 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
11435 * config/arm/arm_neon.h (vabd_f16): New.
11469 (vcvt_f16_s16): New.
11470 (vcvt_f16_u16): New.
11471 (vcvt_s16_f16): New.
11472 (vcvt_u16_f16): New.
11473 (vcvtq_f16_s16): New.
11474 (vcvtq_f16_u16): New.
11475 (vcvtq_s16_f16): New.
11476 (vcvtq_u16_f16): New.
11477 (vcvta_s16_f16): New.
11478 (vcvta_u16_f16): New.
11479 (vcvtaq_s16_f16): New.
11480 (vcvtaq_u16_f16): New.
11481 (vcvtm_s16_f16): New.
11482 (vcvtm_u16_f16): New.
11483 (vcvtmq_s16_f16): New.
11484 (vcvtmq_u16_f16): New.
11485 (vcvtn_s16_f16): New.
11486 (vcvtn_u16_f16): New.
11487 (vcvtnq_s16_f16): New.
11488 (vcvtnq_u16_f16): New.
11489 (vcvtp_s16_f16): New.
11490 (vcvtp_u16_f16): New.
11491 (vcvtpq_s16_f16): New.
11492 (vcvtpq_u16_f16): New.
11493 (vcvt_n_f16_s16): New.
11494 (vcvt_n_f16_u16): New.
11495 (vcvtq_n_f16_s16): New.
11496 (vcvtq_n_f16_u16): New.
11497 (vcvt_n_s16_f16): New.
11498 (vcvt_n_u16_f16): New.
11499 (vcvtq_n_s16_f16): New.
11500 (vcvtq_n_u16_f16): New.
11508 (vmaxnmq_f16): New.
11512 (vminnmq_f16): New.
11514 (vmul_lane_f16): New.
11517 (vmulq_lane_f16): New.
11518 (vmulq_n_f16): New.
11525 (vrecpeq_f16): New.
11538 (vrsqrte_f16): New.
11539 (vrsqrteq_f16): New.
11541 (vrecpsq_f16): New.
11542 (vrsqrts_f16): New.
11543 (vrsqrtsq_f16): New.
11547 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
11549 * config.gcc (extra_headers): Add arm_fp16.h
11550 * config/arm/arm_fp16.h: New.
11551 * config/arm/arm_neon.h: Include "arm_fp16.h".
11553 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
11555 * config/arm/arm_neon_builtins.def (vadd): New (v8hf, v4hf
11557 (vmulf): New (v8hf, v4hf variants).
11558 (vfma): New (v8hf, v4hf variants).
11559 (vfms): New (v8hf, v4hf variants).
11560 (vsub): New (v8hf, v4hf variants).
11561 (vcage): New (v8hf, v4hf variants).
11562 (vcagt): New (v8hf, v4hf variants).
11563 (vcale): New (v8hf, v4hf variants).
11564 (vcalt): New (v8hf, v4hf variants).
11565 (vceq): New (v8hf, v4hf variants).
11566 (vcgt): New (v8hf, v4hf variants).
11567 (vcge): New (v8hf, v4hf variants).
11568 (vcle): New (v8hf, v4hf variants).
11569 (vclt): New (v8hf, v4hf variants).
11570 (vceqz): New (v8hf, v4hf variants).
11571 (vcgez): New (v8hf, v4hf variants).
11572 (vcgtz): New (v8hf, v4hf variants).
11573 (vcltz): New (v8hf, v4hf variants).
11574 (vclez): New (v8hf, v4hf variants).
11575 (vabd): New (v8hf, v4hf variants).
11576 (vmaxf): New (v8hf, v4hf variants).
11577 (vmaxnm): New (v8hf, v4hf variants).
11578 (vminf): New (v8hf, v4hf variants).
11579 (vminnm): New (v8hf, v4hf variants).
11580 (vpmaxf): New (v4hf variant).
11581 (vpminf): New (v4hf variant).
11582 (vpadd): New (v4hf variant).
11583 (vrecps): New (v8hf, v4hf variants).
11584 (vrsqrts): New (v8hf, v4hf variants).
11585 (vabs): New (v8hf, v4hf variants).
11586 (vneg): New (v8hf, v4hf variants).
11587 (vrecpe): New (v8hf, v4hf variants).
11588 (vrnd): New (v8hf, v4hf variants).
11589 (vrnda): New (v8hf, v4hf variants).
11590 (vrndm): New (v8hf, v4hf variants).
11591 (vrndn): New (v8hf, v4hf variants).
11592 (vrndp): New (v8hf, v4hf variants).
11593 (vrndx): New (v8hf, v4hf variants).
11594 (vrsqrte): New (v8hf, v4hf variants).
11595 (vmul_lane): Add v4hf and v8hf variants.
11596 (vmul_n): Add v4hf and v8hf variants.
11597 (vext): New (v8hf, v4hf variants).
11598 (vcvts): New (v8hi, v4hi variants).
11599 (vcvts): New (v8hf, v4hf variants).
11600 (vcvtu): New (v8hi, v4hi variants).
11601 (vcvtu): New (v8hf, v4hf variants).
11602 (vcvts_n): New (v8hf, v4hf variants).
11603 (vcvtu_n): New (v8hi, v4hi variants).
11604 (vcvts_n): New (v8hi, v4hi variants).
11605 (vcvtu_n): New (v8hf, v4hf variants).
11606 (vbsl): New (v8hf, v4hf variants).
11607 (vcvtas): New (v8hf, v4hf variants).
11608 (vcvtau): New (v8hf, v4hf variants).
11609 (vcvtms): New (v8hf, v4hf variants).
11610 (vcvtmu): New (v8hf, v4hf variants).
11611 (vcvtns): New (v8hf, v4hf variants).
11612 (vcvtnu): New (v8hf, v4hf variants).
11613 (vcvtps): New (v8hf, v4hf variants).
11614 (vcvtpu): New (v8hf, v4hf variants).
11616 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
11618 * config/arm/arm-builtins.c (hf_UP): New.
11620 (vfp_builtin_data): New. Update comment.
11621 (enum arm_builtins): Include "arm_vfp_builtins.def".
11622 (ARM_BUILTIN_VFP_PATTERN_START): New.
11623 (arm_init_vfp_builtins): New.
11624 (arm_init_builtins): Add arm_init_vfp_builtins.
11625 (arm_expand_vfp_builtin): New.
11626 (arm_expand_builtins): Update for arm_expand_vfp_builtin. Fix
11628 * config/arm/arm_vfp_builtins.def: New file.
11629 * config/arm/t-arm (arm.o): Add arm_vfp_builtins.def.
11630 (arm-builtins.o): Likewise.
11632 2016-09-23 Kugan Vivekanandarajah <kuganv@linaro.org>
11635 * ipa-cp.c (propagate_vr_accross_jump_function): Drop TREE_OVERFLOW
11636 from constant while creating value range.
11638 2016-09-23 Renlin Li <renlin.li@arm.com>
11640 * ira.c (ira): Move ira_use_lra_p initialization code to ...
11641 (ira_init_once): Here.
11643 2016-09-23 Uros Bizjak <ubizjak@gmail.com>
11644 Jakub Jelinek <jakub@redhat.com>
11646 * hooks.h (hook_uint_uintp_false): Rename to...
11647 (hook_bool_uint_uintp_false): ... this.
11648 * hooks.c (hook_uint_uintp_false): Rename to...
11649 (hook_bool_uint_uintp_false): ... this.
11650 * target.def (elf_flags_numeric): Use hook_bool_uint_uintp_false
11651 instead of hook_uint_uintp_false.
11653 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
11655 * config/arm/arm-builtins.c (arm_init_neon_builtin): New.
11656 (arm_init_builtins): Move body of a loop to the standalone
11657 function arm_init_neon_builtin.
11658 (arm_expand_neon_builtin_1): New. Update comment. Function body
11659 moved from arm_neon_builtin with some white-space fixes.
11660 (arm_expand_neon_builtin): Move code into the standalone function
11661 arm_expand_neon_builtin_1.
11663 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
11665 * config/arm/iterators.md (VCVTHI): New.
11666 (NEON_VCMP): Add UNSPEC_VCLT and UNSPEC_VCLE. Fix a long line.
11667 (NEON_VAGLTE): New.
11668 (VFM_LANE_AS): New.
11670 (V_reg): Add HF, V4HF and V8HF. Fix white-space.
11671 (V_HALF): Add V4HF. Fix white-space.
11672 (V_if_elem): Add HF, V4HF and V8HF. Fix white-space.
11673 (V_s_elem): Likewise.
11674 (V_sz_elem): Fix white-space.
11675 (V_elem_ch): Likewise.
11677 (scalar_mul_constraint): Add V8HF and V4HF.
11678 (Is_float_mode): Fix white-space.
11679 (Is_d_reg): Add V4HF and V8HF. Fix white-space.
11680 (q): Add HF. Fix white-space.
11683 (cmp_op_unsp): Add UNSPEC_VCALE and UNSPEC_VCALT.
11684 (neon_vfm_lane_as): New.
11685 * config/arm/neon.md (add<mode>3_fp16): New.
11686 (sub<mode>3_fp16): New.
11687 (mul<mode>3add<mode>_neon): New.
11688 (fma<VH:mode>4_intrinsic): New.
11689 (fmsub<VCVTF:mode>4_intrinsic): Fix white-space.
11690 (fmsub<VH:mode>4_intrinsic): New.
11691 (<absneg_str><mode>2): New.
11692 (neon_v<absneg_str><mode>): New.
11693 (neon_v<fp16_rnd_str><mode>): New.
11694 (neon_vrsqrte<mode>): New.
11695 (neon_vpaddv4hf): New.
11696 (neon_vadd<mode>): New.
11697 (neon_vsub<mode>): New.
11698 (neon_vmulf<mode>): New.
11699 (neon_vfma<VH:mode>): New.
11700 (neon_vfms<VH:mode>): New.
11701 (neon_vc<cmp_op><mode>): New.
11702 (neon_vc<cmp_op><mode>_fp16insn): New
11703 (neon_vc<cmp_op_unsp><mode>_fp16insn_unspec): New.
11704 (neon_vca<cmp_op><mode>): New.
11705 (neon_vca<cmp_op><mode>_fp16insn): New.
11706 (neon_vca<cmp_op_unsp><mode>_fp16insn_unspec): New.
11707 (neon_vc<cmp_op>z<mode>): New.
11708 (neon_vabd<mode>): New.
11709 (neon_v<maxmin>f<mode>): New.
11710 (neon_vp<maxmin>fv4hf: New.
11711 (neon_<fmaxmin_op><mode>): New.
11712 (neon_vrecps<mode>): New.
11713 (neon_vrsqrts<mode>): New.
11714 (neon_vrecpe<mode>): New (VH variant).
11715 (neon_vdup_lane<mode>_internal): New.
11716 (neon_vdup_lane<mode>): New.
11717 (neon_vcvt<sup><mode>): New (VCVTHI variant).
11718 (neon_vcvt<sup><mode>): New (VH variant).
11719 (neon_vcvt<sup>_n<mode>): New (VH variant).
11720 (neon_vcvt<sup>_n<mode>): New (VCVTHI variant).
11721 (neon_vcvt<vcvth_op><sup><mode>): New.
11722 (neon_vmul_lane<mode>): New.
11723 (neon_vmul_n<mode>): New.
11724 * config/arm/unspecs.md (UNSPEC_VCALE): New
11725 (UNSPEC_VCALT): New.
11726 (UNSPEC_VFMA_LANE): New.
11727 (UNSPECS_VFMS_LANE): New.
11729 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
11731 * config/s390/s390.md ("*extzv<mode>_zEC12", "*extzv<mode>_z10")
11732 ("*extzv<mode><clobbercc_or_nocc>"):
11733 Correct a typo in a comment.
11735 ("*insv<mode>_zEC12", "*insv<mode>_z10")
11736 ("*insv<mode><clobbercc_or_nocc>"): Ditto.
11737 ("*insv<mode>_zEC12_appendbitsleft")
11738 ("*insv<mode><clobbercc_or_nocc>_appendbitsleft")
11739 ("*insv<mode>_z10_appendbitsleft"): Ditto.
11740 ("*insv<mode>_zEC12_noshift", "*insv<mode>_z10_noshift")
11741 ("*insv<mode><clobbercc_or_nocc>_noshift"): Ditto.
11742 Provide pattern with operands switched.
11743 ("*pre_z10_extv<mode>"):
11744 Use new subst patterns.
11745 ("*extzvdi<clobbercc_or_nocc>_lshiftrt", "*<risbg_n>_ior_and_sr_ze")
11746 ("*extvsidi<clobbercc_or_nocc>", "*<risbg_n>_and_subregdi_rotr")
11747 ("*<risbg_n>_and_subregdi_rotl", "*<risbg_n>_di_and_rot")
11748 ("*insv_z10_noshift_cc", "*insv_z10_noshift_cconly")
11749 ("*<risbg_n>_<mode>_ior_and_lshiftrt")
11750 ("*<risbg_n>_sidi_ior_and_lshiftrt")
11751 ("*trunc_sidi_and_subreg_lshrt<clobbercc_or_nocc>"):
11753 ("*extzv_<mode>_sll", "*extzv_<mode>_srl")
11754 ("*extzv_<mode>_srl<clobbercc_or_nocc>")
11755 ("*extzv_<mode>_sll<clobbercc_or_nocc>"): Renamed patterns, use risbgn
11757 ("SINT"): New mode_iterator with SI, HI, QI.
11758 * config/s390/subst.md ("clobbercc_or_nocc_subst", "z10_or_zEC12_cond")
11759 ("clobbercc_or_nocc", "risbg_n"): New constructs for risbg pattern
11762 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
11764 * config/s390/predicates.md ("contiguous_bitmask_operand"): Adapt to
11765 new interface of s390_contiguous_bitmask_p.
11766 ("contiguous_bitmask_nowrap_operand"): New predicate.
11767 ("*anddi3_cc", "*anddi3_cconly", "*anddi3"): Replace NxxDq with NxxDw.
11768 * config/s390/constraints.md ("NxxDw", "NxxSq"): Adapt to new interface
11769 of s390_contiguous_bitmask_p.
11770 ("NxxDw"): Rename NxxDq constraint to NxxDw.
11771 ("NxxSw"): New constraint.
11772 * config/s390/s390.md ("*andsi3_zarch"): Enable bitmask wraparound.
11773 * config/s390/s390-protos.h (s390_contiguous_bitmask_p): Updated
11775 (s390_contiguous_bitmask_nowrap_p): Export.
11776 * config/s390/s390.c (s390_contiguous_bitmask_nowrap_p): New name of
11777 former s390_contiguous_bitmask_p.
11778 (s390_contiguous_bitmask_p): Use s390_contiguous_bitmask_nowrap_p to
11779 detect contiguous bit ranges with wraparound. Change signature to
11780 return START and END position instead of POS and LENGTH.
11781 (s390_contiguous_bitmask_vector_p): Remove extra code for continous bit
11782 ranges with wraparound.
11783 (s390_extzv_shift_ok): Use s390_contiguous_bitmask_nowrap_p.
11784 (s390_contiguous_bitmask_vector_p,s390_extzv_shift_ok,print_operand):
11785 Adapt to new signature of s390_contiguous_bitmask_p.
11787 2016-09-23 Bin Cheng <bin.cheng@arm.com>
11789 * tree-vect-loop-manip.c (create_intersect_range_checks_index): New.
11790 (create_intersect_range_checks): New.
11791 (vect_create_cond_for_alias_checks): Call above function.
11793 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
11795 * config/arm/iterators.md (Code iterators): Fix some white-space
11799 (FCVT): Moved from vfp.md.
11800 (VCVT_HF_US_N): New.
11801 (VCVT_SI_US_N): New.
11806 (FCVTI32typename): Moved from vfp.md.
11807 (sup): Add UNSPEC_VCVTA_S, UNSPEC_VCVTA_U, UNSPEC_VCVTM_S,
11808 UNSPEC_VCVTM_U, UNSPEC_VCVTN_S, UNSPEC_VCVTN_U, UNSPEC_VCVTP_S,
11809 UNSPEC_VCVTP_U, UNSPEC_VCVT_HF_S_N, UNSPEC_VCVT_HF_U_N,
11810 UNSPEC_VCVT_SI_S_N, UNSPEC_VCVT_SI_U_N, UNSPEC_VCVTH_S_N,
11811 UNSPEC_VCVTH_U_N, UNSPEC_VCVTH_S and UNSPEC_VCVTH_U.
11813 (fp16_rnd_str): New.
11814 (fp16_rnd_insn): New.
11815 * config/arm/unspecs.md (UNSPEC_VCVT_HF_S_N): New.
11816 (UNSPEC_VCVT_HF_U_N): New.
11817 (UNSPEC_VCVT_SI_S_N): New.
11818 (UNSPEC_VCVT_SI_U_N): New.
11819 (UNSPEC_VCVTH_S): New.
11820 (UNSPEC_VCVTH_U): New.
11821 (UNSPEC_VCVTA_S): New.
11822 (UNSPEC_VCVTA_U): New.
11823 (UNSPEC_VCVTM_S): New.
11824 (UNSPEC_VCVTM_U): New.
11825 (UNSPEC_VCVTN_S): New.
11826 (UNSPEC_VCVTN_U): New.
11827 (UNSPEC_VCVTP_S): New.
11828 (UNSPEC_VCVTP_U): New.
11829 (UNSPEC_VCVTP_S): New.
11830 (UNSPEC_VCVTP_U): New.
11831 (UNSPEC_VRND): New.
11832 (UNSPEC_VRNDA): New.
11833 (UNSPEC_VRNDI): New.
11834 (UNSPEC_VRNDM): New.
11835 (UNSPEC_VRNDN): New.
11836 (UNSPEC_VRNDP): New.
11837 (UNSPEC_VRNDX): New.
11838 * config/arm/vfp.md (<absneg_str>hf2): New.
11839 (neon_vabshf): New.
11840 (neon_v<fp16_rnd_str>hf): New.
11841 (neon_vrndihf): New.
11846 (*mulsf3neghf_vfp): New.
11847 (*negmulhf3_vfp): New.
11848 (*mulsf3addhf_vfp): New.
11849 (*mulhf3subhf_vfp): New.
11850 (*mulhf3neghfaddhf_vfp): New.
11851 (*mulhf3neghfsubhf_vfp): New.
11853 (neon_vfmahf): New.
11854 (fmsubhf4_fp16): New.
11855 (neon_vfmshf): New.
11858 (neon_vsqrthf): New.
11859 (neon_vrsqrtshf): New.
11860 (FCVT): Move to iterators.md.
11861 (FCVTI32typename): Likewise.
11862 (neon_vcvth<sup>hf): New.
11863 (neon_vcvth<sup>si): New.
11864 (neon_vcvth<sup>_nhf_unspec): New.
11865 (neon_vcvth<sup>_nhf): New.
11866 (neon_vcvth<sup>_nsi_unspec): New.
11867 (neon_vcvth<sup>_nsi): New.
11868 (neon_vcvt<vcvth_op>h<sup>si): New.
11869 (neon_<fmaxmin_op>hf): New.
11871 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
11873 * config/s390/s390.md (bitoff, bitoff_plus): Neq mode attributes.
11874 ("*extzv<mode>_zEC12", "*insv<mode>_zEC12", "*insv<mode>_z10")
11875 ("*insv<mode>_zEC12_appendbitsleft")
11876 ("*insv<mode>_z10_appendbitsleft", "*r<noxa>sbg_<mode>_sll")
11877 ("*r<noxa>sbg_<mode>_srl"): Use new attributes.
11879 2016-09-23 Jakub Jelinek <jakub@redhat.com>
11881 * ipa-cp.c (ipcp_store_vr_results): Avoid static local var zero.
11882 * sreal.h (sreal::min, sreal::max): Avoid static local vars,
11883 construct values without normalization.
11884 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't initialize
11885 static local lhs_ops to vNULL.
11887 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
11888 Jiong Wang <jiong.wang@arm.com>
11890 * config/arm/arm.c (coproc_secondary_reload_class): Make HFmode
11891 available when FP16 instructions are available.
11892 (output_move_vfp): Add support for 16-bit data moves.
11893 (arm_validize_comparison): Fix some white-space. Support HFmode
11894 by conversion to SFmode.
11895 * config/arm/arm.md (truncdfhf2): Fix a comment.
11896 (extendhfdf2): Likewise.
11898 (movsicc): Fix some white-space.
11900 (movsfcc): Fix some white-space.
11902 * config/arm/vfp.md (*arm_movhi_vfp): Disable when VFP FP16
11903 instructions are available.
11904 (*thumb2_movhi_vfp): Likewise.
11905 (*arm_movhi_fp16): New.
11906 (*thumb2_movhi_fp16): New.
11907 (*movhf_vfp_fp16): New.
11908 (*movhf_vfp_neon): Disable when VFP FP16 instructions are available.
11909 (*movhf_vfp): Likewise.
11910 (extendhfsf2): Enable when VFP FP16 instructions are available.
11911 (truncsfhf2): Enable when VFP FP16 instructions are available.
11913 2016-09-23 Martin Liska <mliska@suse.cz>
11915 * config/s390/vx-builtins.md: Replace 'adress' with 'address'.
11917 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
11919 * config/arm/arm.c (arm_evpc_neon_vuzp): Add support for V8HF and
11921 (arm_evpc_neon_vtrn): Likewise.
11922 (arm_evpc_neon_vrev): Likewise.
11923 (arm_evpc_neon_vext): Likewise.
11924 * config/arm/arm_neon.h (vbsl_f16): New.
11927 (vdupq_n_f16): New.
11928 (vdup_lane_f16): New.
11929 (vdupq_lane_f16): New.
11933 (vmovq_n_f16): New.
11935 (vrev64q_f16): New.
11942 * config/arm/arm_neon_buillins.def (vdup_n): New (v8hf, v4hf variants).
11943 (vdup_lane): New (v8hf, v4hf variants).
11944 (vext): New (v8hf, v4hf variants).
11945 (vbsl): New (v8hf, v4hf variants).
11946 * config/arm/iterators.md (VDQWH): New.
11948 (V_double_vector_mode): Add V8HF and V4HF. Fix white-space.
11949 (Scalar_mul_8_16): Fix white-space.
11950 (Is_d_reg): Add V4HF and V8HF.
11951 * config/arm/neon.md (neon_vdup_lane<mode>_internal): New.
11952 (neon_vdup_lane<mode>): New.
11953 (neon_vtrn<mode>_internal): Replace VDQW with VDQWH.
11954 (*neon_vtrn<mode>_insn): Likewise.
11955 (neon_vzip<mode>_internal): Likewise. Also fix white-space.
11956 (*neon_vzip<mode>_insn): Likewise
11957 (neon_vuzp<mode>_internal): Likewise.
11958 (*neon_vuzp<mode>_insn): Likewise
11959 * config/arm/vec-common.md (vec_perm_const<mode>): New.
11961 2016-09-23 Jiong Wang <jiong.wang@arm.com>
11962 Matthew Wahab <matthew.wahab@arm.com>
11964 * config/arm/arm.c (output_move_vfp): Weaken assert to allow HImode.
11965 (arm_hard_regno_mode_ok): Allow HImode values in VFP registers.
11966 * config/arm/arm.md (*movhi_bytes): Disable when VFP registers are
11967 available. Also fix some white-space.
11968 * config/arm/vfp.md (*arm_movhi_vfp): New.
11969 (*thumb2_movhi_vfp): New.
11971 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
11973 * config/arm/arm-c.c (arm_cpu_builtins): Define
11974 "__ARM_FEATURE_FP16_SCALAR_ARITHMETIC" and
11975 "__ARM_FEATURE_FP16_VECTOR_ARITHMETIC".
11977 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
11979 * doc/sourcebuild.texi (ARM-specific attributes): Add anchor for
11980 arm_v8_1a_neon_ok. Add entries for arm_v8_2a_fp16_scalar_ok,
11981 arm_v8_2a_fp16_scalar_hw, arm_v8_2a_fp16_neon_ok and
11982 arm_v8_2a_fp16_neon_hw.
11983 (Add options): Add entries for arm_v8_1a_neon, arm_v8_2a_scalar,
11986 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
11988 * doc/sourcebuild.texi (ARM-specific attributes): Add entries for
11989 arm_fp16_alternative_ok and arm_fp16_none_ok.
11991 2016-09-23 Martin Liska <mliska@suse.cz>
11993 * ipa-icf.c (sem_variable::merge): Replace adress with address.
11995 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
11997 * config/arm/arm-arches.def ("armv8.1-a"): Add FL_CRC32.
11998 ("armv8.2-a"): New.
11999 ("armv8.2-a+fp16"): New.
12000 * config/arm/arm-protos.h (FL2_ARCH8_2): New.
12001 (FL2_FP16INST): New.
12002 (FL2_FOR_ARCH8_2A): New.
12003 * config/arm/arm-tables.opt: Regenerate.
12004 * config/arm/arm.c (arm_arch8_2): New.
12005 (arm_fp16_inst): New.
12006 (arm_option_override): Set arm_arch8_2 and arm_fp16_inst. Check
12007 for incompatible fp16-format settings.
12008 * config/arm/arm.h (TARGET_VFP_FP16INST): New.
12009 (TARGET_NEON_FP16INST): New.
12010 (arm_arch8_2): Declare.
12011 (arm_fp16_inst): Declare.
12012 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for
12013 march=armv8.2-a and march=armv8.2-a+fp16.
12014 * config/arm/t-aprofile (Arch Matches): Add entries for armv8.2-a
12015 and armv8.2-a+fp16.
12016 * doc/invoke.texi (ARM Options): Add "-march=armv8.1-a",
12017 "-march=armv8.2-a" and "-march=armv8.2-a+fp16".
12019 2016-09-23 Martin Liska <mliska@suse.cz>
12021 * doc/extend.texi: Remove fused-madd from i386 target options.
12023 2016-09-23 Martin Liska <mliska@suse.cz>
12025 * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
12028 2016-09-23 Martin Liska <mliska@suse.cz>
12030 * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
12033 2016-09-23 Martin Liska <mliska@suse.cz>
12036 * config/i386/i386.c (ix86_option_override_internal): Change
12037 signature and return false when there's an error related to
12039 (release_options_strings): New function.
12040 (ix86_valid_target_attribute_tree): Call the function.
12042 2016-09-23 Jakub Jelinek <jakub@redhat.com>
12044 * hsa-gen.c (hsa_op_immed::hsa_op_immed Use CONSTRUCTOR_NELTS (...)
12045 instead of vec_safe_length (CONSTRUCTOR_ELTS (...)).
12046 (gen_hsa_ctor_assignment): Likewise.
12047 * print-tree.c (print_node): Likewise.
12048 * tree-dump.c (dequeue_and_dump): Likewise.
12049 * tree-sra.c (sra_modify_constructor_assign): Likewise.
12050 * expr.c (store_constructor): Likewise.
12051 * fold-const.c (operand_equal_p): Likewise.
12052 * tree-pretty-print.c (dump_generic_node): Likewise.
12053 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Likewise.
12054 * ipa-icf-gimple.c (func_checker::compare_operand): Likewise.
12056 2016-09-23 Richard Biener <rguenther@suse.de>
12058 * hooks.h (hook_uint_uintp_false): Declare.
12060 2016-09-22 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
12062 * config/avr/avr.c (avr_rtx_costs_1): Handle DImode MULT.
12063 (avr_address_cost): Replace 61 with MAX_LD_OFFSET(mode).
12065 2016-09-22 Martin Sebor <msebor@redhat.com>
12068 * gimple-ssa-sprintf.c (target_int_min, target_int_max): Use
12069 HOST_BITS_PER_WIDE_INT, make a static local variable auto.
12070 (target_int_min): Correct computation.
12071 (format_integer): Use long long as the argument for the ll length
12073 (format_floating): Use target_int_max().
12074 (get_string_length): Same.
12075 (format_string): Avoid setting the bounded flag for strings
12077 (try_substitute_return_value): Avoid setting range info when
12078 the result isn't bounded.
12079 * varasm.c (assemble_name): Increase buffer size.
12081 2016-09-22 Andre Vieira <andre.simoesdiasvieira@arm.com>
12082 Terry Guo <terry.guo@arm.com>
12084 * target.def (elf_flags_numeric): New target hook.
12085 * targhooks.h (default_asm_elf_flags_numeric): New.
12086 * varasm.c (default_asm_elf_flags_numeric): New.
12087 (default_elf_asm_named_section): Use new target hook.
12088 * config/arm/arm.opt (mpure-code): New.
12089 * config/arm/arm.h (SECTION_ARM_PURECODE): New.
12090 * config/arm/arm.c (arm_asm_init_sections): Add section
12091 attribute to default text section if -mpure-code.
12092 (arm_option_check_internal): Diagnose use of option with
12093 non supported targets and/or options.
12094 (arm_asm_elf_flags_numeric): New.
12095 (arm_function_section): New.
12096 (arm_elf_section_type_flags): New.
12097 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Disable
12099 * doc/texi (TARGET_ASM_ELF_FLAGS_NUMERIC): New.
12100 * doc/texi.in (TARGET_ASM_ELF_FLAGS_NUMERIC): Likewise.
12102 2016-09-22 Jan Hubicka <hubicka@ucw.cz>
12104 * regcprop.c (copyprop_hardreg_forward_1): Remove noop moves.
12106 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12108 * emit-rtl.c (next_cc0_user): Make argument type rtx_insn *.
12109 * rtl.h: Adjust prototype.
12111 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12113 * emit-rtl.c (next_active_insn): Change argument type to rtx_insn *.
12114 (prev_active_insn): Likewise.
12115 (active_insn_p): Likewise.
12116 * rtl.h: Adjust prototypes.
12117 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Adjust.
12118 * config/arc/arc.md: Likewise.
12119 * config/pa/pa.c (branch_to_delay_slot_p): Likewise.
12120 (branch_needs_nop_p): Likewise.
12121 (use_skip_p): Likewise.
12122 * config/sh/sh.c (gen_block_redirect): Likewise.
12123 (split_branches): Likewise.
12124 * reorg.c (optimize_skip): Likewise.
12125 (fill_simple_delay_slots): Likewise.
12126 (fill_slots_from_thread): Likewise.
12127 (relax_delay_slots): Likewise.
12128 * resource.c (mark_target_live_regs): Likewise.
12130 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12132 * config/cris/cris.c (cris_asm_output_case_end): Change argument
12133 type to rtx_insn *.
12134 * emit-rtl.c (next_nonnote_nondebug_insn): Likewise.
12135 (prev_nonnote_nondebug_insn): Likewise.
12136 * config/cris/cris-protos.h: Adjust prototype.
12138 * jump.c (rtx_renumbered_equal_p): Adjust.
12140 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12142 * emit-rtl.c (prev_real_insn): Change argument type to rtx_insn *.
12143 * rtl.h: Adjust prototype.
12144 * config/sh/sh.md: Adjust.
12145 * dwarf2out.c (add_var_loc_to_decl): Likewise.
12147 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12149 * emit-rtl.c (next_nondebug_insn): Change argument type to rtx_insn *.
12150 (prev_nondebug_insn): Likewise.
12151 * loop-doloop.c (doloop_condition_get): Likewise.
12152 * rtl.h: Adjust prototype.
12153 * cfgloop.h: Likewise.
12155 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12157 * emit-rtl.c (next_nonnote_insn): Change argument type to rtx_insn *.
12158 (prev_nonnote_insn): Likewise.
12159 * jump.c (reversed_comparison_code_parts): Likewise.
12160 (reversed_comparison): Likewise.
12161 * rtl.h: Adjust prototypes.
12162 * config/arc/arc.md: Adjust.
12163 * cse.c (find_comparison_args): Likewise.
12164 * reorg.c (redundant_insn): Change return type to rtx_insn *.
12165 (fix_reg_dead_note): Change argument type to rtx_insn *.
12166 (delete_prior_computation): Likewise.
12167 (delete_computation): Likewise.
12168 (fill_slots_from_thread): Adjust.
12169 (relax_delay_slots): Likewise.
12170 * simplify-rtx.c (simplify_unary_operation_1): Likewise.
12171 (simplify_relational_operation_1): Likewise.
12172 (simplify_ternary_operation): Likewise.
12174 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12176 * config/arc/arc-protos.h (arc_label_align): Change type of
12177 variables from rtx to rtx_insn *.
12178 * config/arc/arc.c (arc_label_align): Likewise.
12179 * config/arm/arm.c (any_sibcall_could_use_r3): Likewise.
12180 * config/bfin/bfin.c (workaround_speculation): Likewise.
12181 * config/c6x/c6x.c (find_next_cycle_insn): Likewise.
12182 (find_last_same_clock): Likewise.
12183 (reorg_split_calls): Likewise.
12184 * config/cris/cris-protos.h (cris_cc0_user_requires_cmp): Likewise.
12185 * config/cris/cris.c (cris_cc0_user_requires_cmp): Likewise.
12186 * config/h8300/h8300-protos.h (same_cmp_preceding_p): Likewise.
12187 (same_cmp_following_p): Likewise.
12188 * config/h8300/h8300.c (same_cmp_preceding_p): Likewise.
12189 (same_cmp_following_p): Likwise.
12190 * config/m32r/m32r.c (m32r_expand_epilogue): Likewise.
12191 * config/nds32/nds32-protos.h (nds32_target_alignment): Likewise.
12192 * config/nds32/nds32.c (nds32_target_alignment): Likewise.
12193 * config/rl78/rl78.c (rl78_alloc_physical_registers_op2): Likewise.
12194 (rl78_alloc_physical_registers_cmp): Likewise.
12195 (rl78_alloc_physical_registers_umul): Likewise.
12196 (rl78_calculate_death_notes): Likewise.
12197 * config/s390/s390-protos.h (s390_label_align): Likewise.
12198 * config/s390/s390.c (s390_label_align): Likewise.
12199 * config/sh/sh.c (barrier_align): Likewise.
12200 * config/sparc/sparc-protos.h (emit_cbcond_nop): Likewise.
12201 * config/sparc/sparc.c (sparc_asm_function_epilogue): Likewise.
12202 (emit_cbcond_nop): Likewise.
12204 2016-09-22 Martin Liska <mliska@suse.cz>
12207 * ipa-icf.c (sem_variable::merge): Yield merge operation if
12208 alias address matters, not necessarily address of original.
12210 2016-09-22 Richard Biener <rguenther@suse.de>
12212 PR middle-end/77697
12213 * gimple-fold.c (fold_array_ctor_reference): Turn asserts into
12216 2016-09-22 Richard Biener <rguenther@suse.de>
12218 PR middle-end/77677
12219 * gimple-match-head.c (gimple_resimplify1): Drop TREE_OVERFLOW
12220 from constant folding results.
12221 (gimple_resimplify2): Likewise.
12222 (gimple_resimplify3): Likewise.
12224 2016-09-22 Richard Biener <rguenther@suse.de>
12226 PR middle-end/77678
12227 * expr.c (expand_expr_real_1): Guard array access against negative
12230 2016-09-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
12232 * gimple-ssa-sprintf.c (format_floating_max): Use GMP_RNDN instead
12234 (format_floating): Likewise.
12236 2016-09-22 Jakub Jelinek <jakub@redhat.com>
12239 * tree-inline.c (remap_gimple_stmt): Set has_simduid_loops
12240 for all IFN_GOMP_SIMD_* internal fns, not just for
12241 IFN_GOMP_SIMD_ORDERED_*.
12243 2016-09-21 Michael Meissner <meissner@linux.vnet.ibm.com>
12246 * config/rs6000/predicates.md (invert_fpmask_comparison_operator):
12247 New predicate that matches the ISA 3.0 XSCMP{EQ,GT,GE}DP
12248 instructions when you want to invert the test.
12249 * config/rs6000/rs6000.md (fpmask<mode>): Use the arguments in the
12250 correct order for XXSEL.
12251 (mov<SFDF:mode><SFDF2:mode>cc_invert_p9): Define the inverted test
12252 for using XSCMP{EQ,GT,GE}DP.
12254 2016-09-21 David Malcolm <dmalcolm@redhat.com>
12256 * genconstants.c (main): Introduce noop_reader and convert call
12257 to read_md_files to a method call.
12258 * genenums.c (main): Likewise.
12259 * genmddeps.c (main): Likewise.
12260 * genpreds.c (write_tm_constrs_h): Replace use of "in_fname" with
12261 rtx_reader_ptr->get_top_level_filename ().
12262 (write_tm_preds_h): Likewise.
12263 (write_insn_preds_c): Likewise.
12264 * gensupport.c (class gen_reader): New subclass of rtx_reader.
12265 (rtx_handle_directive): Convert to...
12266 (gen_reader::handle_unknown_directive): ...this.
12267 (init_rtx_reader_args_cb): Convert return type from bool to
12268 rtx_reader *. Create a gen_reader instance, using it for the
12269 call to read_md_files. Return it if no errors occur.
12270 (init_rtx_reader_args): Convert return type from bool to
12272 * gensupport.h (init_rtx_reader_args_cb): Likewise.
12273 (init_rtx_reader_args_cb): Likewise.
12274 * read-md.c (struct file_name_list): Move to class rtx_reader.
12275 (read_md_file): Delete in favor of rtx_reader::m_read_md_file.
12276 (read_md_filename): Delete in favor of
12277 rtx_reader::m_read_md_filename.
12278 (read_md_lineno): Delete in favor of rtx_reader::m_read_md_lineno.
12279 (in_fname): Delete in favor of rtx_reader::m_toplevel_fname.
12280 (base_dir): Delete in favor of rtx_reader::m_base_dir.
12281 (first_dir_md_include): Delete in favor of
12282 rtx_reader::m_first_dir_md_include.
12283 (last_dir_md_include_ptr): Delete in favor of
12284 rtx_reader::m_last_dir_md_include_ptr.
12285 (max_include_len): Delete.
12286 (rtx_reader_ptr): New.
12287 (fatal_with_file_and_line): Use get_filename and get_lineno
12288 accessors of rtx_reader_ptr.
12289 (require_char_ws): Likewise.
12290 (rtx_reader::read_char): New method, based on ::read_char.
12291 (rtx_reader::unread_char): New method, based on ::unread_char.
12292 (read_escape): Use get_filename and get_lineno accessors of
12294 (read_braced_string): Use get_lineno accessor of rtx_reader_ptr.
12295 (read_string): Use get_filename and get_lineno accessors of
12297 (rtx_reader::rtx_reader): New ctor.
12298 (rtx_reader::~rtx_reader): New dtor.
12299 (handle_include): Convert from a function to...
12300 (rtx_reader::handle_include): ...this method, converting
12301 handle_directive from a callback to a virtual function.
12302 (handle_file): Likewise, converting to...
12303 (rtx_reader::handle_file): ...this method.
12304 (handle_toplevel_file): Likewise, converting to...
12305 (rtx_reader::handle_toplevel_file): ...this method.
12306 (rtx_reader::get_current_location): New method.
12307 (parse_include): Convert from a function to...
12308 (rtx_reader::add_include_path): ...this method, dropping redundant
12309 update to unused max_include_len.
12310 (read_md_files): Convert from a function to...
12311 (rtx_reader::read_md_files): ...this method, converting
12312 handle_directive from a callback to a virtual function.
12313 (noop_reader::handle_unknown_directive): New method.
12314 * read-md.h (directive_handler_t): Delete this typedef.
12315 (in_fname): Delete.
12316 (read_md_file): Delete.
12317 (read_md_lineno): Delete.
12318 (read_md_filename): Delete.
12319 (class rtx_reader): New class.
12320 (rtx_reader_ptr): New decl.
12321 (class noop_reader): New subclass of rtx_reader.
12322 (read_char): Reimplement in terms of rtx_reader::read_char.
12323 (unread_char): Reimplement in terms of rtx_reader::unread_char.
12324 (read_md_files): Delete.
12325 * read-rtl.c (read_rtx_code): Update for deletion of globals
12326 read_md_filename and read_md_lineno.
12328 2016-09-21 Jason Merrill <jason@redhat.com>
12330 * input.h (from_macro_definition_at): New.
12332 2016-09-21 Segher Boessenkool <segher@kernel.crashing.org>
12334 * doc/rtl.texi (JUMP_LABEL): Document RETURN and SIMPLE_RETURN values.
12336 2016-09-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
12338 PR tree-optimization/77550
12339 * tree-vect-stmts.c (create_array_ref): Change parameters.
12340 (get_group_alias_ptr_type): New function.
12341 (vectorizable_store, vectorizable_load): Use get_group_alias_ptr_type.
12343 2016-09-21 Marek Polacek <polacek@redhat.com>
12345 * gimple-ssa-sprintf.c (pass_sprintf_length::compute_format_length):
12346 Add falls through comment.
12348 2016-09-21 Richard Biener <rguenther@suse.de>
12350 * dwarf2out.c (remove_child_with_prev): Clear child->die_sib.
12351 (replace_child): Likewise.
12352 (remove_child_TAG): Adjust.
12353 (move_marked_base_types): Likewise.
12354 (prune_unused_types_prune): Clear die_sib of removed children.
12356 2016-09-21 Georg-Johann Lay <avr@gjlay.de>
12359 * config/avr/avr.c (avr_notice_update_cc) [CC_NONE]: If insn
12360 touches some regs mentioned in cc_status, do CC_STATUS_INIT.
12362 2016-09-21 Richard Biener <rguenther@suse.de>
12364 PR tree-optimization/77648
12365 * tree-ssa-structalias.c (process_constraint): Handle all DEREF
12367 (make_transitive_closure_constraints): Adjust comment.
12368 (make_any_offset_constraints): New function.
12369 (handle_rhs_call): Make sure to first expand a pointer to all
12370 subfields before transitively closing it.
12371 (handle_const_call): Likewise. Properly expand returned
12373 (handle_pure_call): Likewise.
12375 2016-09-21 Richard Biener <rguenther@suse.de>
12376 Jakub Jelinek <jakub@redhat.com>
12378 PR tree-optimization/77621
12379 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Split
12380 group at non-vectorizable stmts.
12382 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
12384 PR tree-optimization/72835
12385 * tree-ssa-reassoc.c (make_new_ssa_for_def): New.
12386 (make_new_ssa_for_all_defs): Likewise.
12387 (zero_one_operation): Replace all SSA_NAMEs defined in the chain.
12389 2016-09-20 Martin Sebor <msebor@redhat.com>
12391 PR middle-end/49905
12392 * Makefile.in (OBJS): Add gimple-ssa-sprintf.o.
12393 * config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Redefine.
12394 * config/linux.c (gnu_libc_printf_pointer_format): New function.
12395 * config/sol2.h (TARGET_PRINTF_POINTER_FORMAT): Same.
12396 * config/sol2.c (solaris_printf_pointer_format): New function.
12397 * doc/invoke.texi (-Wformat-length, -fprintf-return-value): New
12399 * doc/tm.texi.in (TARGET_PRINTF_POINTER_FORMAT): Document.
12400 * doc/tm.texi: Regenerate.
12401 * gimple-fold.h (get_range_strlen): New function.
12402 (get_maxval_strlen): Declare existing function.
12403 * gimple-fold.c (get_range_strlen): Add arguments and compute both
12404 maximum and minimum.
12405 (get_range_strlen): Define overload.
12406 (get_maxval_strlen): Adjust.
12407 * gimple-ssa-sprintf.c: New file and pass.
12408 * passes.def (pass_sprintf_length): Add new pass.
12409 * targhooks.h (default_printf_pointer_format): Declare new function.
12410 (gnu_libc_printf_pointer_format): Same.
12411 (solaris_libc_printf_pointer_format): Same.
12412 * targhooks.c (default_printf_pointer_format): Define new function.
12413 * tree-pass.h (make_pass_sprintf_length): Declare new function.
12414 * print-tree.c: Increase buffer size.
12416 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
12418 * tree-vrp.c (get_value_range): Teach PARM_DECL to use ipa-vrp results.
12420 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
12422 * common.opt: New option -fipa-vrp.
12423 * ipa-cp.c (ipa_get_vr_lat): New.
12424 (ipcp_vr_lattice::print): Likewise.
12425 (print_all_lattices): Call ipcp_vr_lattice::print.
12426 (ipcp_vr_lattice::meet_with): New.
12427 (ipcp_vr_lattice::meet_with_1): Likewise.
12428 (ipcp_vr_lattice::top_p): Likewise.
12429 (ipcp_vr_lattice::bottom_p): Likewsie.
12430 (ipcp_vr_lattice::set_to_bottom): Likewise.
12431 (set_all_contains_variable): Call VR set_to_bottom.
12432 (initialize_node_lattices): Init VR lattices.
12433 (propagate_vr_accross_jump_function): New.
12434 (propagate_constants_accross_call): Call
12435 propagate_vr_accross_jump_function.
12436 (ipcp_store_vr_results): New.
12437 (ipcp_driver): Handle VR.
12438 * ipa-prop.c (ipa_print_node_jump_functions_for_edge): Handle VR.
12439 (ipa_set_jf_unknown): Likewise.
12440 (ipa_compute_jump_functions_for_edge): Likewise.
12441 (ipa_node_params_t::duplicate): Likewise.
12442 (ipa_write_jump_function): Likewise.
12443 (ipa_read_jump_function): Likewise.
12444 (write_ipcp_transformation_info): Likewise.
12445 (read_ipcp_transformation_info): Likewise.
12446 (ipcp_update_vr): New.
12447 (ipcp_transform_function): Handle VR.
12448 * ipa-prop.h (struct ipa_vr): New.
12449 * cgraph.c: Include tree-vrp.h.
12450 * cgraphunit.c: Likewise.
12451 * ipa-utils.c: Likewise.
12453 * opts.c: Likewise.
12454 * toplev.c: Likewise.
12455 * ipa-devirt.c: Likewise.
12456 * ipa-inline-transform.c: Likewise.
12457 * ipa-inline.c: Likewise.
12458 * ipa-profile.c: Likewise.
12460 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
12462 * doc/invoke.texi: Document -fdump-tree-evrp.
12463 * passes.def: Define new pass_early_vrp.
12464 * timevar.def: Define new TV_TREE_EARLY_VRP.
12465 * tree-pass.h (make_pass_early_vrp): New.
12466 * tree-ssa-propagate.c: Make replace_uses_in non static.
12467 * tree-ssa-propagate.h: Export replace_uses_in.
12468 * tree-vrp.c (extract_range_for_var_from_comparison_expr): New.
12469 (extract_range_from_assert): Factor out
12470 extract_range_for_var_from_comparison_expr.
12471 (vrp_initialize_lattice): New.
12472 (vrp_initialize): Factor out vrp_initialize_lattice.
12473 (vrp_valueize): Fix it to reject complex value ranges.
12474 (vrp_free_lattice): New.
12475 (evrp_dom_walker::before_dom_children): Likewise.
12476 (evrp_dom_walker::after_dom_children): Likewise.
12477 (evrp_dom_walker::push_value_range): Likewise.
12478 (evrp_dom_walker::pop_value_range): Likewise.
12479 (execute_early_vrp): Likewise.
12480 (execute_vrp): Call vrp_initialize_lattice and vrp_free_lattice.
12481 (make_pass_early_vrp): New.
12483 2016-09-20 Uros Bizjak <ubizjak@gmail.com>
12485 * config/i386/i386.md (mult->ashift peephole2s): Use pow2p_hwi
12486 instead of exact_log2.
12488 2016-09-20 Uros Bizjak <ubizjak@gmail.com>
12491 * config/i386/i386.c (ix86_preferred_simd_mode) <case DFmode>:
12492 Don't return word_mode for !TARGET_VECTORIZE_DOUBLE.
12493 (ix86_add_stmt_cost): Penalize DFmode vector operations
12494 for !TARGET_VECTORIZE_DOUBLE.
12496 2016-09-20 Gerald Pfeifer <gerald@pfeifer.com>
12498 * doc/invoke.texi (Warning Options): Simplify language.
12499 (Optimize Options): Complete sentence.
12501 2016-09-20 David Edelsohn <dje.gcc@gmail.com>
12503 * dbxout.c (xcoff_debug_hooks): Add filename parameter to
12506 2016-09-20 Michael Meissner <meissner@linux.vnet.ibm.com>
12509 * config/rs6000/rs6000.c (rs6000_expand_vector_init): For V4SF
12510 inits on power8 and above, use the VMRGEW instruction instead of a
12513 * config/rs6000/altivec.md (UNSPEC_VMRGEW_DIRECT): New unspec.
12514 (p8_vmrgew_v4sf_direct): New VMRGEW insn for V4SF floating
12517 2016-09-20 Tamar Christina <tamar.christina@arm.com>
12519 * config/aarch64/arm_neon.h
12520 (vst2_s64, vst2_u64, vst2_f64, vst2_s8): Add missing attributes.
12521 (vst3_s64, vst3_u64, vst3_f64, vst3_s8): Likewise.
12522 (vst4_s64, vst4_u64, vst4_f64, vst4_s8): Likewise.
12524 2016-09-20 Bernd Edlinger <bernd.edlinger@hotmail.de>
12526 * config/var/vax.h (ELIMINABLE_REGS): Define.
12527 (INITIAL_ELIMINATION_OFFSET): Define.
12529 2016-09-20 Jakub Jelinek <jakub@redhat.com>
12531 PR middle-end/77624
12532 * builtins.c (fold_builtin_atomic_always_lock_free): Only look through
12533 cast to void * if the cast is from some other pointer type.
12535 2016-09-20 Richard Biener <rguenther@suse.de>
12537 PR tree-optimization/77646
12538 * tree-ssa-sccvn.c (visit_reference_op_call): Always value-number
12541 2016-09-20 Tamar Christina <tamar.christina@arm.com>
12543 * config/aarch64/arm_neon.h: Add gnu_inline and artificial
12544 attributes to all inlined functions and make them extern.
12546 2016-09-20 Richard Biener <rguenther@suse.de>
12548 * debug.h (gcc_debug_hooks): Add filename parameter to early_finish
12550 * debug.c (do_nothing_debug_hooks): Adjust.
12551 * dbxout.c (dbx_debug_hooks): Likewise.
12552 * sdbout.c (sdb_debug_hooks): Likewise.
12553 * dwarf2out.c (dwarf2_lineno_debug_hooks): Likewise.
12554 (dwarf2out_finish): Move producer, filename and
12555 path annotation ...
12556 (dwarf2out_early_finish): ... here. Remove in_lto_p special-casing.
12557 * cgraphunit.c (symbol_table::finalize_compilation_unit): Adjust.
12559 2016-09-19 Bernd Edlinger <bernd.edlinger@hotmail.de>
12562 * doc/invoke.texi: Document -Wint-in-bool-context.
12564 PR middle-end/77421
12565 * dwarf2out.c (output_loc_operands): Fix an assertion.
12567 2016-09-19 Joseph Myers <joseph@codesourcery.com>
12569 * ginclude/float.h [__STDC_WANT_IEC_60559_BFP_EXT__]
12570 (CR_DECIMAL_DIG): New macro.
12572 2016-09-19 Joseph Myers <joseph@codesourcery.com>
12574 * ginclude/stddef.h (max_align_t) [__i386__]: Add __float128
12577 2016-09-19 Vladimir Makarov <vmakarov@redhat.com>
12579 PR rtl-optimization/77416
12580 * lra-remat.c (operand_to_remat): Process hard coded insn
12583 2016-09-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12585 * simplify-rtx.c (simplify_relational_operation_1): Add transformation
12586 (GTU (PLUS a C) (C - 1)) --> (LTU a -C).
12588 2016-09-19 Segher Boessenkool <segher@kernel.crashing.org>
12590 * target.def (lra_p): Wordsmithing.
12591 * doc/tm.texi: Regenerate.
12593 2016-09-19 Jakub Jelinek <jakub@redhat.com>
12594 Jan Hubicka <jh@suse.cz>
12597 * cgraph.c (cgraph_node::rtl_info): Pass &avail to
12598 ultimate_alias_target call, return NULL if avail < AVAIL_AVAILABLE.
12599 Call ultimate_alias_target just once, not up to 4 times.
12601 2016-09-19 Richard Biener <rguenther@suse.de>
12603 * dwarf2out.c (early_dwarf_finished): New global.
12604 (set_early_dwarf::set_early_dwarf): Assert early_dwarf_finished
12606 (dwarf2out_early_finish): Set early_dwarf_finished at the end,
12607 if called from LTO exit early.
12608 (dwarf2out_late_global_decl): When being during the early
12609 debug phase do not add locations but only const value attributes.
12610 Adjust the way we generate early DIEs for LTO.
12612 2016-09-19 Richard Biener <rguenther@suse.de>
12614 PR middle-end/77605
12615 * tree-data-ref.c (analyze_subscript_affine_affine): Use the
12616 proper niter to bound the loops.
12618 2016-09-19 Richard Biener <rguenther@suse.de>
12620 PR tree-optimization/77514
12621 * tree-ssa-pre.c (create_expression_by_pieces): Optimize
12622 search for folded stmt.
12624 2016-09-17 Jan Hubicka <hubicka@ucw.cz>
12626 * passes.def (pass_early_thread_jumps): Schedule after forwprop.
12627 * tree-pass.h (make_pass_early_thread_jumps): Declare.
12628 * tree-ssa-threadbackward.c (fsm_find_thread_path,
12629 fsm_find_thread_path, profitable_jump_thread_path,
12630 fsm_find_control_statement_thread_paths,
12631 find_jump_threads_backwards): Add speed_p parameter.
12632 (pass_data_early_thread_jumps): New pass.
12633 (make_pass_early_thread_jumps): New function.
12635 2016-09-17 Andreas Schwab <schwab@suse.de>
12637 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Add cast.
12638 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
12640 2016-09-16 Eric Botcazou <ebotcazou@adacore.com>
12642 * recog.c (rest_of_handle_split_after_reload): Delete.
12643 (pass_split_after_reload::gate): New method.
12644 (pass_split_after_reload::execute): Call split_all_insns directly.
12646 2016-09-16 Jonathan Wakely <jwakely@redhat.com>
12648 * doc/extend.texi (Integer Overflow Builtins): Fix type of out
12649 parameters for functions taking long long arguments.
12651 2016-09-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12654 * config/rs6000/rs6000.c (rtx_is_swappable_p): Add support for
12655 splat with truncate.
12657 2016-09-16 Jason Merrill <jason@redhat.com>
12659 * hwint.h (least_bit_hwi, pow2_or_zerop, pow2p_hwi, ctz_or_zero):
12661 * hwint.c (exact_log2): Use pow2p_hwi.
12662 (ctz_hwi, ffs_hwi): Use least_bit_hwi.
12663 * alias.c (memrefs_conflict_p): Use pow2_or_zerop.
12664 * builtins.c (get_object_alignment_2, get_object_alignment)
12665 (get_pointer_alignment, fold_builtin_atomic_always_lock_free): Use
12667 * calls.c (compute_argument_addresses, store_one_arg): Use
12669 * cfgexpand.c (expand_one_stack_var_at): Use least_bit_hwi.
12670 * combine.c (force_to_mode): Use least_bit_hwi.
12671 (contains_muldiv, find_split_point, combine_simplify_rtx)
12672 (simplify_if_then_else, simplify_set, force_to_mode)
12673 (if_then_else_cond, simplify_and_const_int_1)
12674 (simplify_compare_const): Use pow2p_hwi.
12675 * cse.c (fold_rtx): Use pow2p_hwi.
12676 * emit-rtl.c (set_mem_attributes_minus_bitpos, adjust_address_1):
12678 * expmed.c (synth_mult, expand_divmod): Use ctz_or_zero, ctz_hwi.
12679 (init_expmed_one_conv): Use pow2p_hwi.
12680 * expr.c (is_aligning_offset): Use pow2p_hwi.
12681 * fold-const.c (round_up_loc, round_down_loc): Use pow2_or_zerop.
12682 (fold_binary_loc): Use pow2p_hwi.
12683 * function.c (assign_parm_find_stack_rtl): Use least_bit_hwi.
12684 * gimple-fold.c (gimple_fold_builtin_memory_op): Use pow2p_hwi.
12685 * gimple-ssa-strength-reduction.c (replace_ref): Use least_bit_hwi.
12686 * hsa-gen.c (gen_hsa_addr_with_align, hsa_bitmemref_alignment):
12688 * ifcvt.c (noce_try_store_flag_constants): Use pow2p_hwi.
12689 * ipa-cp.c (ipcp_alignment_lattice::meet_with_1): Use least_bit_hwi.
12690 * ipa-prop.c (ipa_modify_call_arguments): Use least_bit_hwi.
12691 * omp-low.c (oacc_loop_fixed_partitions)
12692 (oacc_loop_auto_partitions): Use least_bit_hwi.
12693 * rtlanal.c (nonzero_bits1): Use ctz_or_zero.
12694 * stor-layout.c (place_field): Use least_bit_hwi.
12695 * tree-pretty-print.c (dump_generic_node): Use pow2p_hwi.
12696 * tree-sra.c (build_ref_for_offset): Use least_bit_hwi.
12697 * tree-ssa-ccp.c (ccp_finalize): Use least_bit_hwi.
12698 * tree-ssa-math-opts.c (bswap_replace): Use least_bit_hwi.
12699 * tree-ssa-strlen.c (handle_builtin_memcmp): Use pow2p_hwi.
12700 * tree-vect-data-refs.c (vect_analyze_group_access_1)
12701 (vect_grouped_store_supported, vect_grouped_load_supported)
12702 (vect_permute_load_chain, vect_shift_permute_load_chain)
12703 (vect_transform_grouped_load): Use pow2p_hwi.
12704 * tree-vect-generic.c (expand_vector_divmod): Use ctz_or_zero.
12705 * tree-vect-patterns.c (vect_recog_divmod_pattern): Use ctz_or_zero.
12706 * tree-vect-stmts.c (vectorizable_mask_load_store): Use
12708 * tsan.c (instrument_expr): Use least_bit_hwi.
12709 * var-tracking.c (negative_power_of_two_p): Use pow2_or_zerop.
12711 2016-09-16 Andreas Schwab <schwab@suse.de>
12713 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Use parameter
12714 OFFSET, not offset.
12715 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
12717 2016-09-16 Jakub Jelinek <jakub@redhat.com>
12720 * combine.c (rest_of_handle_combine): If any edges have been purged,
12721 free dominators if available.
12723 2016-09-16 Jakub Jelinek <jakub@redhat.com>
12724 Eric Botcazou <ebotcazou@adacore.com>
12726 PR middle-end/77594
12727 * internal-fn.c (expand_arith_overflow) <case MINUS_EXPR>: Don't fall
12728 through into expand_addsub_overflow after expand_neg_overflow.
12730 2016-09-15 David Malcolm <dmalcolm@redhat.com>
12732 * diagnostic-show-locus.c
12733 (selftest::test_fixit_insert_containing_newline): New function.
12734 (selftest::test_fixit_replace_containing_newline): New function.
12735 (selftest::diagnostic_show_locus_c_tests): Call the above.
12737 2016-09-15 Bin Cheng <bin.cheng@arm.com>
12739 PR tree-optimization/77503
12740 * tree-vect-loop.c (vectorizable_reduction): Record reduction
12741 code for CONST_COND_REDUCTION at analysis stage and use it at
12743 * tree-vectorizer.h (struct _stmt_vec_info): New field.
12744 (STMT_VINFO_VEC_CONST_COND_REDUC_CODE): New macro.
12745 * tree-vect-stmts.c (new_stmt_vec_info): Initialize above new
12748 2016-09-15 Richard Biener <rguenther@suse.de>
12750 PR middle-end/77544
12751 * fold-const.c (split_tree): Do not split constant ~X.
12753 2016-09-15 Jakub Jelinek <jakub@redhat.com>
12755 PR rtl-optimization/77425
12756 * sched-int.h (sd_iterator_cond): Don't update it_ptr->linkp if list
12759 PR middle-end/77475
12760 * config/i386/i386.c (ix86_parse_stringop_strategy_string): Simplify,
12761 use %qs instead of %s where desirable, use argument instead of arg in
12762 the diagnostic wording, add list of supported strategies and
12764 (ix86_option_override_internal): Emit target("m...") instead of
12765 option("m...") in the diagnostic. Use %qs instead of %s in invalid
12766 -march/-mtune option diagnostic. Add list of supported arches/tunings
12767 and spellcheck hint. Remove prefix, suffix and sw variables, use
12768 main_args_p ? "..." : "..." in diagnostics to make translation
12771 2016-09-15 Richard Biener <rguenther@suse.de>
12773 * dwarf2asm.h (dw2_asm_output_offset): Add overload with
12774 extra offset argument.
12775 * dwarf2asm.c (dw2_asm_output_offset): Implement that.
12776 * doc/tm.texi.in (ASM_OUTPUT_DWARF_OFFSET): Adjust documentation
12777 to reflect new offset parameter.
12778 * doc/tm.texi: Regenerate.
12779 * config/darwin.h (ASM_OUTPUT_DWARF_OFFSET): Adjust.
12780 * config/darwin-protos.h (darwin_asm_output_dwarf_delta): Add
12782 (darwin_asm_output_dwarf_offset): Likewise.
12783 * config/darwin.c (darwin_asm_output_dwarf_delta): Add offset
12785 (darwin_asm_output_dwarf_offset): Pass offset argument through.
12786 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Adjust.
12787 * config/i386/cygmin.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
12789 2016-09-15 Chung-Lin Tang <cltang@codesourcery.com>
12792 * ipa-icf.c (set_alias_uids): New function.
12793 (sem_variable::merge): Use set_alias_uids to set DECL_PT_UID of
12794 all the merged variable's referring aliases.
12796 2016-09-15 Richard Biener <rguenther@suse.de>
12798 PR tree-optimization/77514
12799 * tree-ssa-pre.c (create_expression_by_pieces): Handle garbage
12800 only forced_stmts sequence.
12802 2016-09-15 Kugan Vivekanandarajah <kuganv@linaro.org>
12804 * tree-ssanames.h (FOR_EACH_SSA_NAME): New.
12805 * cfgexpand.c (update_alias_info_with_stack_vars): Use
12806 FOR_EACH_SSA_NAME to iterate over SSA variables.
12807 (pass_expand::execute): Likewise.
12808 * omp-simd-clone.c (ipa_simd_modify_function_body): Likewise.
12809 * tree-cfg.c (dump_function_to_file): Likewise.
12810 * tree-into-ssa.c (pass_build_ssa::execute): Likewise.
12811 (update_ssa): Likewise.
12812 * tree-ssa-alias.c (dump_alias_info): Likewise.
12813 * tree-ssa-ccp.c (ccp_finalize): Likewise.
12814 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Likewise.
12815 (create_outofssa_var_map): Likewise.
12816 (coalesce_ssa_name): Likewise.
12817 * tree-ssa-operands.c (dump_immediate_uses): Likewise.
12818 * tree-ssa-pre.c (compute_avail): Likewise.
12819 * tree-ssa-sccvn.c (init_scc_vn): Likewise.
12820 (scc_vn_restore_ssa_info): Likewise.
12821 (free_scc_vn): Likwise.
12822 (run_scc_vn): Likewise.
12823 * tree-ssa-structalias.c (compute_points_to_sets): Likewise.
12824 * tree-ssa-ter.c (new_temp_expr_table): Likewise.
12825 * tree-ssa-copy.c (fini_copy_prop): Likewise.
12826 * tree-ssa.c (verify_ssa): Likewise.
12828 2016-09-14 Matthew Fortune <matthew.fortune@imgtec.com>
12830 * config.gcc (mips*-mti-elf*, mips*-mti-linux*): Set mips32r2
12831 and mips64r2 as default 32-bit and 64-bit architectures.
12832 (mips*-img-elf*, mips*-img-linux*): Set mips32r6 and mips64r6
12833 as default 32-bit and 64-bit architectures.
12835 2016-09-14 Pat Haugen <pthaugen@us.ibm.com>
12837 * loop-unroll.c (unroll_loop_runtime_iterations): Set probability
12840 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
12842 * target.def (lra_p): Change commentary (for the manual) for the
12844 * doc/tm.texi: Regenerate.
12846 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
12848 * config/aarch64/aarch64.c (TARGET_LRA_P): Delete macro.
12849 * config/arm/arm.c (TARGET_LRA_P): Delete macro.
12850 * config/i386/i386.c (TARGET_LRA_P): Delete macro.
12851 * config/nds32/nds32.c (TARGET_LRA_P): Delete macro.
12853 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
12855 * targhooks.c (default_lra_p): Return true instead of false.
12857 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
12859 * config/alpha/alpha.c (TARGET_LRA_P): New macro, defined to
12860 hook_bool_void_false.
12861 * config/avr/avr.c: Ditto.
12862 * config/bfin/bfin.c: Ditto.
12863 * config/c6x/c6x.c: Ditto.
12864 * config/cr16/cr16.c: Ditto.
12865 * config/cris/cris.c: Ditto.
12866 * config/epiphany/epiphany.c: Ditto.
12867 * config/fr30/fr30.c: Ditto.
12868 * config/frv/frv.c: Ditto.
12869 * config/h8300/h8300.c: Ditto.
12870 * config/ia64/ia64.c: Ditto.
12871 * config/iq2000/iq2000.c: Ditto.
12872 * config/lm32/lm32.c: Ditto.
12873 * config/m32c/m32c.c: Ditto.
12874 * config/m32r/m32r.c: Ditto.
12875 * config/m68k/m68k.c: Ditto.
12876 * config/mcore/mcore.c: Ditto.
12877 * config/microblaze/microblaze.c: Ditto.
12878 * config/mmix/mmix.c: Ditto.
12879 * config/mn10300/mn10300.c: Ditto.
12880 * config/moxie/moxie.c: Ditto.
12881 * config/msp430/msp430.c: Ditto.
12882 * config/nios2/nios2.c: Ditto.
12883 * config/nvptx/nvptx.c: Ditto.
12884 * config/pa/pa.c: Ditto.
12885 * config/pdp11/pdp11.c: Ditto.
12886 * config/rl78/rl78.c: Ditto.
12887 * config/sparc/sparc.c: Ditto.
12888 * config/spu/spu.c: Ditto.
12889 * config/stormy16/stormy16.c: Ditto.
12890 * config/tilegx/tilegx.c: Ditto.
12891 * config/tilepro/tilepro.c: Ditto.
12892 * config/v850/v850.c: Ditto.
12893 * config/vax/vax.c: Ditto.
12894 * config/visium/visium.c: Ditto.
12895 * config/xtensa/xtensa.c: Ditto.
12897 2016-09-14 Jakub Jelinek <jakub@redhat.com>
12900 * tsan.c: Include target.h.
12901 (enum tsan_atomic_action): Add bool_clear and bool_test_and_set.
12902 (BOOL_CLEAR, BOOL_TEST_AND_SET): Define.
12903 (tsan_atomic_table): Add BUILT_IN_ATOMIC_CLEAR and
12904 BUILT_IN_ATOMIC_TEST_AND_SET entries.
12905 (instrument_builtin_call): Handle bool_clear and bool_test_and_set.
12907 2016-09-14 Bernd Edlinger <bernd.edlinger@hotmail.de>
12908 Martin Liska <mliska@suse.cz>
12910 PR middle-end/77574
12911 * predict.c (force_edge_cold): Add braces to a condition.
12913 2016-09-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
12915 PR rtl-optimization/77289
12916 * lra-constraints.c (get_final_hard_regno): Removed.
12917 (get_hard_regno): Add new parameter final_p.
12918 (get_reg_class): Directly call lra_get_elimination_hard_regno.
12919 (operands_match_p): Adjust call to get_hard_regno.
12920 (uses_hard_regs_p): Likewise.
12921 (process_alt_operands): Likewise.
12923 2016-09-13 Joe Seymour <joe.s@somniumtech.com>
12926 * config/msp430/msp430.c (msp430_start_function): Emit an error
12927 if a function is both weak and specifies an interrupt number.
12929 2016-09-13 Jakub Jelinek <jakub@redhat.com>
12931 PR tree-optimization/77454
12932 * tree-ssa-dom.c (optimize_stmt): Set modified flag on stmt after
12933 changing GIMPLE_COND. Move update_stmt_if_modified call after this.
12936 2016-09-13 Tamar Christina <tamar.christina@arm.com>
12938 * config/aarch64/aarch64-builtins.c
12939 (aarch64_init_simd_builtins): Fix builtin type signature printing.
12941 2016-09-13 Uros Bizjak <ubizjak@gmail.com>
12943 * config/alpha/alpha.c (alpha_pass_by_reference): Pass un-named
12944 SFmode and SCmode arguments by reference.
12946 2016-09-13 David Malcolm <dmalcolm@redhat.com>
12948 * diagnostic-show-locus.c (selftest::test_one_liner_fixit_insert):
12950 (selftest::test_one_liner_fixit_insert_before): ...this, and update
12951 for renaming of add_fixit_insert to add_fixit_insert_before.
12952 (selftest::test_one_liner_fixit_insert_after): New function.
12953 (selftest::test_one_liner_fixit_validation_adhoc_locations):
12954 Update for renaming of add_fixit_insert to add_fixit_insert_before.
12955 (selftest::test_one_liner_many_fixits): Likewise.
12956 (selftest::test_diagnostic_show_locus_one_liner): Update for
12957 renaming, call new test function.
12958 (selftest::test_diagnostic_show_locus_fixit_lines): Update for
12959 renaming of add_fixit_insert to add_fixit_insert_before.
12960 (selftest::test_fixit_consolidation): Likewise.
12961 * diagnostic.c (selftest::test_print_parseable_fixits_insert):
12963 * edit-context.c (selftest::test_applying_fixits_insert): Rename to...
12964 (selftest::test_applying_fixits_insert_before): ...this.
12965 (selftest::test_applying_fixits_insert): Update for renaming of
12966 add_fixit_insert to add_fixit_insert_before.
12967 (selftest::test_applying_fixits_insert_after): New function.
12968 (selftest::test_applying_fixits_insert_after_at_line_end): New
12970 (selftest::test_applying_fixits_insert_after_failure): New function.
12971 (selftest::test_applying_fixits_multiple): Update for renaming of
12972 add_fixit_insert to add_fixit_insert_before.
12973 (selftest::change_line): Likewise.
12974 (selftest::test_applying_fixits_unreadable_file): Likewise.
12975 (selftest::test_applying_fixits_line_out_of_range): Likewise.
12976 (selftest::test_applying_fixits_column_validation): Likewise.
12977 (selftest::test_applying_fixits_column_validation): Likewise.
12978 (selftest::edit_context_c_tests): Update for renamed test function;
12979 call new test functions.
12981 2016-09-13 Pat Haugen <pthaugen@us.ibm.com>
12983 PR tree-optimization/77536
12984 PR rtl-optimization/68212
12985 * config/rs6000/rs6000.md (div->recip splitter): Remove
12986 optimize_insn_for_speed_p condition.
12988 2016-09-13 Maciej W. Rozycki <macro@imgtec.com>
12990 * optabs.c (prepare_cmp_insn): Update documentation comment.
12992 2016-09-13 Jakub Jelinek <jakub@redhat.com>
12993 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12995 PR middle-end/77475
12996 * opts.h (candidates_list_and_hint): Declare.
12997 * opts-common.c (candidates_list_and_hint): New function.
12998 (cmdline_handle_error): Use it.
13000 2016-09-12 David Malcolm <dmalcolm@redhat.com>
13002 * edit-context.c (edited_line::get_len): New accessor.
13003 (edited_file::print_diff): Split out hunk-printing into...
13004 (edited_file::print_diff_hunk): New method.
13005 (edited_file::print_diff_line): New method.
13007 2016-09-12 Andrew Pinski <apinski@cavium.com>
13009 * config/aarch64/aarch64-tuning-flags.def (SLOW_UNALIGNED_LDPW):
13011 * config/aarch64/aarch64.c (thunderx_tunings): Enable
13012 AARCH64_EXTRA_TUNE_SLOW_UNALIGNED_LDPW.
13013 (aarch64_operands_ok_for_ldpstp): Return false if
13014 AARCH64_EXTRA_TUNE_SLOW_UNALIGNED_LDPW and the mode
13015 was SImode and the alignment is less than 8 byte.
13016 (aarch64_operands_adjust_ok_for_ldpstp): Likewise.
13018 2016-09-12 Orlando Arias <oarias@knights.ucf.edu>
13021 * config/msp430/msp430.md (delay_cycles_32x): Fix pushm/popm.
13023 2016-09-12 Marek Polacek <polacek@redhat.com>
13025 * doc/extend.texi: Use lowercase "boolean".
13026 * doc/invoke.texi: Likewise.
13027 * doc/md.texi: Likewise.
13028 * target.def: Likewise.
13029 * doc/tm.texi: Regenerated.
13031 2016-09-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13033 PR middle-end/77426
13034 * expmed.c (synth_mult): Delete duplicate mode check.
13036 2016-09-10 Tom de Vries <tom@codesourcery.com>
13039 * builtins.c (std_canonical_va_list_type): Strictly return non-null for
13041 * config/i386/i386.c (ix86_canonical_va_list_type): Same.
13042 * gimplify.c (gimplify_va_arg_expr): Handle &va_list.
13044 2016-09-09 Peter Bergner <bergner@vnet.ibm.com>
13046 PR rtl-optimization/77289
13047 * lra-constraints.c (get_final_hard_regno): Add support for non hard
13048 register numbers. Remove support for subregs.
13049 (get_hard_regno): Use SUBREG_P. Don't call get_final_hard_regno().
13050 (get_reg_class): Delete removed get_final_hard_regno() argument.
13051 (uses_hard_regs_p): Call get_final_hard_regno().
13053 2016-09-09 Martin Sebor <msebor@redhat.com>
13057 * pretty-print.c (pp_quoted_string): New function.
13058 (pp_format): Call it for %c and %s directives.
13060 2016-09-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
13062 * doc/tm.texi.in (INITIAL_FRAME_POINTER_OFFSET): Remove.
13063 (ELIMINABLE_REGS, TARGET_CAN_ELIMINATE,
13064 INITIAL_ELIMINATION_OFFSET) : Update documentation.
13065 * target.def (frame_pointer_required, can_eliminate): Likewise.
13066 * doc/tm.texi: Regenerated.
13067 * builtins.c (expand_builtin_setjmp_receiver): Remove #ifdef
13069 * df-scan.c (df_hard_reg_init): Likewise.
13070 * ira.c (ira_setup_eliminable_regset): Likewise.
13071 * lra-eliminations.c (reg_eliminate_1, (update_reg_eliminate,
13072 init_elim_table): Likewise.
13073 * reload1.c (reg_eliminate_1, verify_initial_elim_offsets,
13074 set_initial_elim_offsets, update_eliminables,
13075 init_elim_table): Likewise.
13076 * rtlanal.c (get_initial_register_offset): Likewise.
13077 * config/ft32/ft32.h (INITIAL_FRAME_POINTER_OFFSET): Remove.
13078 * config/m32r/m32r.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
13079 * config/moxie/moxie.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
13080 * config/vax/vax.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
13081 * config/fr30/fr30.h: Fix comment.
13082 * config/frv/frv.c: Likewise.
13083 * config/frv/frv.h: Likewise.
13084 * config/ft32/ft32.h: Likewise.
13085 * config/visium/visium.h: Likewise.
13086 * config/pa/pa64-linux.h: Likewise.
13087 * config/v850/v850.h: Likewise.
13088 * config/cris/cris.c: Likewise.
13089 * config/ia64/ia64.h: Likewise.
13090 * config/moxie/moxie.h: Likewise.
13091 * config/m32r/m32r.h: Likewise.
13093 2016-09-10 Alexander Ivchenko <alexander.ivchenko@intel.com>
13096 * config.in: Regenerate.
13097 * config/i386/linux-common.h (MPX_LD_AS_NEEDED_GUARD_PUSH):
13099 (MPX_LD_AS_NEEDED_GUARD_PUSH): Ditto.
13100 (LIBMPXWRAPPERS_SPEC): Remove "--no-whole-archive" from
13101 static-libmpxwrappers case.
13102 (LIBMPX_SPEC): Add guards with MPX_LD_AS_NEEDED_GUARD_PUSH and
13103 MPX_LD_AS_NEEDED_GUARD_POP.
13104 * configure: Regenerate.
13105 * configure.ac (HAVE_LD_PUSHPOPSTATE_SUPPORT): New variable.
13106 defined if linker support "--push-state"/"--pop-state".
13108 2016-09-09 Bernd Edlinger <bernd.edlinger@hotmail.de>
13110 * doc/cpp.texi (__*_WIDTH__): Small wording fixes.
13112 2016-09-09 Joseph Myers <joseph@codesourcery.com>
13114 * doc/cpp.texi (__SCHAR_WIDTH__, __SHRT_WIDTH__, __INT_WIDTH__)
13115 (__LONG_WIDTH__, __LONG_LONG_WIDTH__, __PTRDIFF_WIDTH__)
13116 (__SIG_ATOMIC_WIDTH__, __SIZE_WIDTH__, __WCHAR_WIDTH__)
13117 (__WINT_WIDTH__, __INT_LEAST8_WIDTH__, __INT_LEAST16_WIDTH__)
13118 (__INT_LEAST32_WIDTH__, __INT_LEAST64_WIDTH__)
13119 (__INT_FAST8_WIDTH__, __INT_FAST16_WIDTH__, __INT_FAST32_WIDTH__)
13120 (__INT_FAST64_WIDTH__, __INTPTR_WIDTH__, __INTMAX_WIDTH__):
13122 * ginclude/stdint-gcc.h [__STDC_WANT_IEC_60559_BFP_EXT__]: Define
13123 width macros from TS 18661-1.
13124 * glimits.h [__STDC_WANT_IEC_60559_BFP_EXT__]: Likewise.
13126 2016-09-08 Jakub Jelinek <jakub@redhat.com>
13129 * omp-low.c (lower_rec_simd_input_clauses): Use max_vf for non-positive
13130 OMP_CLAUSE_SAFELEN_EXPR.
13132 2016-09-07 David Malcolm <dmalcolm@redhat.com>
13134 * Makefile.in (OBJS): Add substring-locations.o.
13135 * langhooks-def.h (class substring_loc): New forward decl.
13136 (lhd_get_substring_location): New decl.
13137 (LANG_HOOKS_GET_SUBSTRING_LOCATION): New macro.
13138 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_GET_SUBSTRING_LOCATION.
13139 * langhooks.c (lhd_get_substring_location): New function.
13140 * langhooks.h (class substring_loc): New forward decl.
13141 (struct lang_hooks): Add field get_substring_location.
13142 * substring-locations.c: New file, taking definition of
13143 format_warning_va and format_warning_at_substring from
13144 c-family/c-format.c, making them non-static.
13145 * substring-locations.h (class substring_loc): Move class here
13146 from c-family/c-common.h. Add and rewrite comments.
13147 (format_warning_va): New decl.
13148 (format_warning_at_substring): New decl.
13149 (get_source_location_for_substring): Add comment.
13151 2016-09-07 Eric Gallager <egall@gwmail.gwu.edu>
13153 * config/i386/i386.c: Add 'U' suffix to processor feature bits
13154 to avoid -Wnarrowing warning.
13155 * config/i386/x86-tune.def: Likewise for DEF_TUNE selector bitmasks.
13156 * opts.c: Likewise for SANITIZER_OPT bitmasks.
13158 2016-09-07 Wilco Dijkstra <wdijkstr@arm.com>
13160 * config/aarch64/aarch64.c (aarch64_legitimize_address):
13161 Avoid use of base_offset if offset already in range.
13163 2016-09-07 Kaz Kojima <kkojima@gcc.gnu.org>
13165 * config/sh/sh-protos.h (struct sh_atomic_model,
13166 selected_atomic_model, TARGET_ATOMIC_ANY, TARGET_ATOMIC_STRICT,
13167 TARGET_ATOMIC_SOFT_GUSA, TARGET_ATOMIC_HARD_LLCS,
13168 TARGET_ATOMIC_SOFT_TCB, TARGET_ATOMIC_SOFT_IMASK): Move to...
13169 * config/sh/sh.h (struct sh_atomic_model,
13170 selected_atomic_model, TARGET_ATOMIC_ANY, TARGET_ATOMIC_STRICT,
13171 TARGET_ATOMIC_SOFT_GUSA, TARGET_ATOMIC_HARD_LLCS,
13172 TARGET_ATOMIC_SOFT_TCB, TARGET_ATOMIC_SOFT_IMASK): ...here.
13173 Guard with __cplusplus.
13175 2016-09-06 Jakub Jelinek <jakub@redhat.com>
13178 * config/i386/i386.c (ix86_expand_builtin): For builtin with
13179 unsupported or unknown ISA, use expand_call.
13181 2016-09-06 Martin Liska <mliska@suse.cz>
13183 PR gcov-profile/77378
13184 PR gcov-profile/77466
13185 * tree-profile.c (tree_profiling): Detect whether target can use
13186 -fprofile-update=atomic.
13188 2016-09-06 Richard Biener <rguenther@suse.de>
13190 PR tree-optimization/77479
13191 * tree-vrp.c (update_value_range): Extend overflow handling to
13194 2016-09-05 Jakub Jelinek <jakub@redhat.com>
13197 * config/i386/i386.md (isa): Add x64_avx512bw.
13198 (*zero_extendsidi2): For alternative 11 use x64_avx512bw isa.
13199 (kmov_isa): New mode attr.
13200 (zero_extend<mode>di2): Use <kmov_isa> isa for the last alternative.
13201 (*zero_extend<mode>si2): Likewise.
13202 (*zero_extendqihi2): Use avx512dq isa for the last alternative.
13204 2016-09-05 Gerald Pfeifer <gerald@pfeifer.com>
13206 * doc/invoke.texi (SPU Options): nops -> NOPs.
13207 (x86 Options): Ditto.
13209 2016-09-05 Jakub Jelinek <jakub@redhat.com>
13211 PR middle-end/77475
13212 * toplev.c (process_options): Temporarily set input_location
13213 to UNKNOWN_LOCATION around targetm.target_option.override () call.
13215 2016-09-05 Uros Bizjak <ubizjak@gmail.com>
13217 PR rtl-optimization/77452
13218 * explow.c (plus_constant) <case MEM>: Extract scalar constant from
13219 inner-mode reference to a CONST_VECTOR constant in the constant pool.
13221 2016-09-05 Marek Polacek <polacek@redhat.com>
13224 * doc/invoke.texi: Update -Wlogical-not-parentheses documentation.
13226 2016-09-05 Jakub Jelinek <jakub@redhat.com>
13229 * gensupport.c (alter_output_for_subst_insn): Remove redundant
13230 *insn_out == '*' test. Don't copy unnecessary to yet another
13231 memory buffer, and don't leak it.
13233 PR rtl-optimization/77425
13234 * ipa-devirt.c (get_odr_type): Set val->id unconditionally.
13236 2016-09-03 Kirill Yukhin <kirill.yukhin@intel.com>
13238 * ubsan.c (ubsan_use_new_style_p): Fix check for empty string.
13240 2016-09-02 David Malcolm <dmalcolm@redhat.com>
13242 * common.opt (fdiagnostics-generate-patch): New option.
13243 * diagnostic.c: Include "edit-context.h".
13244 (diagnostic_initialize): Initialize context->edit_context_ptr.
13245 (diagnostic_finish): Delete context->edit_context_ptr.
13246 (diagnostic_report_diagnostic): Add fix-it hints from the
13247 diagnostic to context->edit_context_ptr, if any.
13248 * diagnostic.h (class edit_context): Add forward decl.
13249 (struct diagnostic_context): Add field "edit_context_ptr".
13250 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
13251 -fdiagnostics-generate-patch.
13252 (-fdiagnostics-generate-patch): New item.
13253 * toplev.c: Include "edit-context.h".
13254 (process_options): Set global_dc->edit_context_ptr to a new
13255 edit_context if the options need one.
13256 (toplev::main): Handle -fdiagnostics-generate-patch by using
13257 global_dc->edit_context_ptr.
13259 2016-09-02 Jakub Jelinek <jakub@redhat.com>
13262 * gimplify.c (gimplify_adjust_omp_clauses_1): Diagnose implicit
13263 map and firstprivate clauses on target construct for _Atomic
13265 (gimplify_adjust_omp_clauses): Diagnose explicit firstprivate clauses
13266 on target construct for _Atomic qualified decls.
13267 * omp-low.c (use_pointer_for_field): Return true for _Atomic qualified
13269 * omp-simd-clone.c (simd_clone_clauses_extract): Warn and give up for
13270 _Atomic qualified arguments not mentioned in uniform clause.
13272 2016-09-02 David Malcolm <dmalcolm@redhat.com>
13274 * Makefile.in (OBJS-libcommon): Add edit-context.o.
13275 * diagnostic-color.c (color_dict): Add "diff-filename",
13276 "diff-hunk", "diff-delete", and "diff-insert".
13277 (parse_gcc_colors): Update default value of GCC_COLORS in comment
13278 to reflect above changes.
13279 * doc/invoke.texi (-fdiagnostics-color): Update description of
13280 default GCC_COLORS, and of the supported capabilities.
13281 * edit-context.c: New file.
13282 * edit-context.h: New file.
13283 * input.c (struct fcache): Add field "missing_trailing_newline".
13284 (diagnostics_file_cache_forcibly_evict_file): Initialize it to
13286 (add_file_to_cache_tab): Likewise.
13287 (fcache::fcache): Likewise.
13288 (get_next_line): Update c->missing_trailing_newline.
13289 (location_missing_trailing_newline): New function.
13290 * input.h (location_missing_trailing_newline): New decl.
13291 * selftest-run-tests.c (selftest::run_tests): Call
13292 edit_context_c_tests.
13293 * selftest.h (edit_context_c_tests): New decl.
13295 2016-09-02 Jakub Jelinek <jakub@redhat.com>
13296 Richard Biener <rguenth@suse.de>
13298 PR tree-optimization/77444
13299 * tree-ssa-loop-ivopts.c (cand_value_at): For pointers use sizetype
13300 as steptype, remove redundant initialization.
13302 2016-09-02 Jakub Jelinek <jakub@redhat.com>
13305 * sanopt.c: Include gimple-ssa.h, tree-phinodes.h and ssa-iterators.h.
13306 (sanopt_optimize_walker): Optimize away
13307 __asan_before_dynamic_init (...) followed by
13308 __asan_after_dynamic_init () without intervening memory loads/stores.
13309 * ipa-pure-const.c (special_builtin_state): Handle
13310 BUILT_IN_ASAN_BEFORE_DYNAMIC_INIT and
13311 BUILT_IN_ASAN_AFTER_DYNAMIC_INIT.
13313 2016-09-02 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
13315 * cfg.c (free_original_copy_tables): Replace second assignment of
13316 bb_copy = NULL by bb_original = NULL.
13318 2016-09-02 Jakub Jelinek <jakub@redhat.com>
13321 * config/i386/i386.c (ix86_expanded_args_builtin): Remove redundant
13322 assignment added in r216794.
13324 2016-09-02 David Malcolm <dmalcolm@redhat.com>
13326 * Makefile.in (OBJS): Add typed-splay-tree.o.
13327 * selftest-run-tests.c (selftest::run_tests): Call
13328 typed_splay_tree_c_tests.
13329 * selftest.h (typed_splay_tree_c_tests): New decl.
13330 * typed-splay-tree.c: New file.
13331 * typed-splay-tree.h (typed_splay_tree::foreach_fn): New typedef.
13332 (typed_splay_tree::max): New method.
13333 (typed_splay_tree::min): New method.
13334 (typed_splay_tree::foreach): New method.
13335 (typed_splay_tree::closure): New struct.
13336 (typed_splay_tree::inner_foreach_fn): New function.
13338 2016-09-02 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
13340 * ipa-cp.c (ipcp_store_bits_results): Change option name from
13341 -fipa-cp-bit to -fipa-bit-cp.
13343 2016-09-01 Martin Sebor <msebor@redhat.com>
13345 PR tree-optimization/71831
13346 * tree-object-size.h: Return bool instead of the size and add
13347 argument for the size.
13348 * tree-object-size.c (compute_object_offset): Update signature.
13349 (addr_object_size): Same.
13350 (compute_builtin_object_size): Return bool instead of the size
13351 and add argument for the size. Handle POINTER_PLUS_EXPR when
13352 optimization is disabled.
13353 (expr_object_size): Adjust.
13354 (plus_stmt_object_size): Adjust.
13355 (pass_object_sizes::execute): Adjust.
13356 * builtins.c (fold_builtin_object_size): Adjust.
13357 * doc/extend.texi (Object Size Checking): Update.
13358 * ubsan.c (instrument_object_size): Adjust.
13360 2016-09-01 Martin Sebor <msebor@redhat.com>
13362 * genmatch.c (parser::parse_expr): Increase buffer size to guarantee
13363 it fits the output of the formatted function regardless of its
13365 * genmodes.c (parser::parse_expr): Same.
13366 * gimplify.c (gimplify_asm_expr): Same.
13367 * passes.c (pass_manager::register_one_dump_file): Same.
13368 * print-tree.c (print_node): Same.
13370 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
13372 * config/rs6000/altivec.md: Use VSCR_REGNO instead of 110 throughout.
13374 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
13376 * config/rs6000/altivec.md: Use VRSAVE_REGNO instead of 109 throughout.
13378 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
13380 * config/rs6000/altivec.md: Use CR6_REGNO instead of 74 throughout.
13381 * config/rs6000/vector.md: Ditto.
13382 * config/rs6000/vsx.md: Ditto.
13384 2016-09-01 Eric Botcazou <ebotcazou@adacore.com>
13386 * ipa-inline-analysis.c (param_change_prob): Get to the base object
13387 first in all cases.
13389 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
13391 * config/rs6000/rs6000.md (*restore_gpregs_<mode>_r11,
13392 *restore_gpregs_<mode>_r12, *restore_gpregs_<mode>_r1,
13393 *return_and_restore_gpregs_<mode>_r11,
13394 *return_and_restore_gpregs_<mode>_r12,
13395 *return_and_restore_gpregs_<mode>_r1,
13396 *return_and_restore_fpregs_<mode>_r11,
13397 *return_and_restore_fpregs_<mode>_r12,
13398 *return_and_restore_fpregs_<mode>_r1): Use the hard register LR_REGNO
13399 directly instead of via the "l" constraint. Renumber operands.
13402 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
13404 * config/rs6000/altivec.md (*save_world, *save_vregs_<mode>_r11,
13405 save_vregs_<mode>_r12, *restore_vregs_<mode>_r11,
13406 *restore_vregs_<mode>_r12): Use LR_REGNO instead of 65.
13407 * config/rs6000/darwin.md (load_macho_picbase, load_macho_picbase_si,
13408 load_macho_picbase_di, *call_indirect_nonlocal_darwin64,
13409 *call_nonlocal_darwin64, *call_value_indirect_nonlocal_darwin64,
13410 *call_value_nonlocal_darwin64, reload_macho_picbase,
13411 reload_macho_picbase_si, reload_macho_picbase_di): Ditto.
13412 * config/rs6000/rs6000.h (RETURN_ADDR_IN_PREVIOUS_FRAME): Ditto.
13413 * config/rs6000/rs6000.md (*save_gpregs_<mode>_r11,
13414 *save_gpregs_<mode>_r12, *save_gpregs_<mode>_r1,
13415 *save_fpregs_<mode>_r11, *save_fpregs_<mode>_r12,
13416 *save_fpregs_<mode>_r1): Ditto.
13417 * config/rs6000/spe.md (*save_gpregs_spe, *restore_gpregs_spe,
13418 *return_and_restore_gpregs_spe): Ditto.
13420 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
13422 * config/rs6000/rs6000.md
13423 (define_insn "*return_and_restore_fpregs_aix_<mode>_r11"): Delete
13424 the use of the link register.
13425 (define_insn "*return_and_restore_fpregs_aix_<mode>_r1"): Ditto.
13427 2016-09-01 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13428 Michael Meissner <meissner@linux.vnet.ibm.com>
13431 * config/rs6000/rs6000.c (rs6000_legitimize_address): Avoid
13432 reg+reg addressing for TImode.
13433 (rs6000_legitimate_address_p): Only allow register indirect
13434 addressing for TImode, even without TARGET_QUAD_MEMORY.
13436 2016-09-01 Richard Biener <rguenther@suse.de>
13438 PR middle-end/77436
13439 * tree-chrec.c (tree_fold_binomial): Use widest_int, properly
13440 check whether the result fits the desired result type.
13442 2016-09-01 Nathan Sidwell <nathan@acm.org>
13444 * config/nvptx/nvptx.md (cbranch<mode>4): Op 2 can be const.
13446 2016-09-01 Wilco Dijkstra <wdijkstr@arm.com>
13448 * config/aarch64/aarch64.c (aarch64_legitimize_address_displacement):
13450 (TARGET_LEGITIMIZE_ADDRESS_DISPLACEMENT): Define.
13452 2016-09-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13454 * config/aarch64/aarch64.md (*ands<mode>_compare0): New pattern.
13455 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Return CC_NZmode
13456 for comparisons of integer ZERO_EXTEND against zero.
13458 2016-09-01 Eric Botcazou <ebotcazou@adacore.com>
13460 * config/i386/i386.c (ix86_option_override_internal): Also disable the
13461 STV pass if -mstackrealign is enabled.
13463 2016-08-31 Ilya Verbin <iverbin@gmail.com>
13465 * config/i386/driver-i386.c (host_detect_local_cpu): Fix detection of
13468 2016-08-31 David Malcolm <dmalcolm@redhat.com>
13470 * diagnostic-show-locus.c (class layout): Add field m_fixit_hints.
13471 (layout_range::intersects_line_p): New method.
13472 (test_range_contains_point_for_single_point): Rename to...
13473 (test_layout_range_for_single_point): ...this, and add testing
13474 for layout_range::intersects_line_p.
13475 (test_range_contains_point_for_single_line): Rename to...
13476 (test_layout_range_for_single_line): ...this, and add testing
13477 for layout_range::intersects_line_p.
13478 (test_range_contains_point_for_multiple_lines): Rename to...
13479 (test_layout_range_for_multiple_lines): ...this, and add testing
13480 for layout_range::intersects_line_p.
13481 (layout::layout): Populate m_fixit_hints.
13482 (layout::get_expanded_location): Handle the case of a line-span
13484 (layout::validate_fixit_hint_p): New method.
13485 (get_line_span_for_fixit_hint): New function.
13486 (layout::calculate_line_spans): Add spans for fixit-hints.
13487 (layout::should_print_annotation_line_p): New method.
13488 (layout::print_any_fixits): Drop param "richloc", instead using
13489 validated fixits in m_fixit_hints. Add "const" to hint pointers.
13490 (diagnostic_show_locus): Avoid printing blank annotation lines.
13491 (selftest::test_diagnostic_context::test_diagnostic_context):
13492 Initialize show_column and start_span.
13493 (selftest::test_diagnostic_context::start_span_cb): New static
13495 (selftest::test_diagnostic_show_locus_fixit_lines): New function.
13496 (selftest::diagnostic_show_locus_c_tests): Update for function
13497 renamings. Call test_diagnostic_show_locus_fixit_lines.
13499 2016-08-31 Marc Glisse <marc.glisse@inria.fr>
13501 PR tree-optimization/73714
13502 * match.pd (a * (1 << b)): Revert change from 2016-05-23.
13504 2016-08-31 David Malcolm <dmalcolm@redhat.com>
13506 * selftest.c: Move "namespace selftest {" to top of file,
13507 removing explicit "selftest::" qualifiers throughout.
13509 2016-08-31 Marc Glisse <marc.glisse@inria.fr>
13511 * config/i386/avx512fintrin.h (__m512_u, __m512i_u, __m512d_u):
13513 (_mm512_loadu_pd, _mm512_storeu_pd, _mm512_loadu_ps,
13514 _mm512_storeu_ps, _mm512_loadu_si512, _mm512_storeu_si512):
13515 Replace builtin with vector extension.
13516 * config/i386/avxintrin.h (__m256_u, __m256i_u, __m256d_u):
13518 (_mm256_loadu_pd, _mm256_storeu_pd, _mm256_loadu_ps,
13519 _mm256_storeu_ps, _mm256_loadu_si256, _mm256_storeu_si256):
13520 Replace builtin with vector extension.
13521 * config/i386/emmintrin.h (__m128i_u, __m128d_u): New types.
13522 (_mm_loadu_pd, _mm_storeu_pd, _mm_loadu_si128, _mm_storeu_si128):
13523 Replace builtin with vector extension.
13524 * config/i386/xmmintrin.h (__m128_u): New type.
13525 (_mm_loadu_ps, _mm_storeu_ps): Replace builtin with vector extension.
13526 (_mm_load_ps, _mm_store_ps): Simplify.
13528 2016-08-31 Eric Botcazou <ebotcazou@adacore.com>
13530 * config/arm/arm.c (thumb1_size_rtx_costs) <SET>: Add missing guard.
13532 2016-08-30 David Malcolm <dmalcolm@redhat.com>
13534 * diagnostic-show-locus.c (colorizer::begin_state): Support more
13535 than 3 ranges per diagnostic by alternating between color 1 and
13537 (layout::layout): Replace use of rich_location::MAX_RANGES
13538 with richloc->get_num_locations ().
13539 (layout::calculate_line_spans): Replace use of
13540 rich_location::MAX_RANGES with m_layout_ranges.length ().
13541 (layout::print_annotation_line): Handle arbitrary numbers of
13542 ranges in caret-printing by defaulting to '^'.
13543 (selftest::test_one_liner_many_fixits): New function.
13544 (test_diagnostic_show_locus_one_liner): Call it.
13545 * diagnostic.c (diagnostic_initialize): Update for renaming
13546 of rich_location::MAX_RANGES to
13547 rich_location::STATICALLY_ALLOCATED_RANGES.
13548 * diagnostic.h (struct diagnostic_context): Likewise.
13550 2016-08-30 David Malcolm <dmalcolm@redhat.com>
13552 * selftest.c (selftest::named_temp_file::named_temp_file): New
13554 (selftest::temp_source_file::~temp_source_file): Move to...
13555 (selftest::named_temp_file::~named_temp_file): ...here.
13556 (selftest::test_named_temp_file): New function.
13557 (selftest::selftest_c_tests): Call test_named_temp_file.
13558 * selftest.h (class named_temp_file): New class.
13559 (class temp_source_file): Convert to a subclass of named_temp_file.
13561 2016-08-30 Segher Boessenkool <segher@kernel.crashing.org>
13563 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Do not emit
13564 USEs of LR_REGNO in returns and sibcalls.
13565 (rs6000_output_mi_thunk): Similar.
13566 (rs6000_sibcall_aix): Similar.
13567 * config/rs6000/rs6000.md (sibcall, sibcall_value, sibcall_local32,
13568 sibcall_local64, sibcall_value_local32, sibcall_value_local64,
13569 sibcall_nonlocal_sysv<mode>, sibcall_value_nonlocal_sysv<mode>):
13570 Remove the USE of LR_REGNO from the patterns as well. Delete an
13572 (return_internal_<mode>): Delete.
13574 2016-08-30 Tamar Christina <tamar.christina@arm.com>
13576 * config/aarch64/aarch64-simd.md
13577 (aarch64_ld2<mode>_dreg_le): New.
13578 (aarch64_ld2<mode>_dreg_be): New.
13579 (aarch64_ld2<mode>_dreg): Removed.
13580 (aarch64_ld3<mode>_dreg_le): New.
13581 (aarch64_ld3<mode>_dreg_be): New.
13582 (aarch64_ld3<mode>_dreg): Removed.
13583 (aarch64_ld4<mode>_dreg_le): New.
13584 (aarch64_ld4<mode>_dreg_be): New.
13585 (aarch64_ld4<mode>_dreg): Removed.
13586 (aarch64_ld<VSTRUCT:nregs><VDC:mode>): Wrapper around _le, _be.
13588 2016-08-30 David Malcolm <dmalcolm@redhat.com>
13590 * diagnostic-show-locus.c (test_one_liner_fixit_insert): Remove
13591 redundant location param.
13592 (test_one_liner_fixit_remove): Likewise.
13593 (test_one_liner_fixit_replace): Likewise.
13594 (test_one_liner_fixit_replace_equal_secondary_range): Likewise.
13595 * gcc-rich-location.c
13596 (gcc_rich_location::add_fixit_misspelled_id): Eliminate call to
13597 get_range_from_loc. Drop overload taking a const char *.
13598 * gcc-rich-location.h
13599 (gcc_rich_location::add_fixit_misspelled_id): Drop overload taking
13602 2016-08-30 Szabolcs Nagy <szabolcs.nagy@arm.com>
13604 * config/linux.c (linux_libc_has_function): Return true on musl.
13606 2016-08-30 Szabolcs Nagy <szabolcs.nagy@arm.com>
13608 * config.gcc (*-*-*musl*): Disable gnu-indirect-function.
13610 2016-08-30 Eric Botcazou <ebotcazou@adacore.com>
13612 * postreload-gcse.c (bb_has_well_behaved_predecessors): Tweak criterion
13613 used for abnormal egdes.
13615 2016-08-30 Jakub Jelinek <jakub@redhat.com>
13617 PR tree-optimization/72866
13618 * tree-vect-patterns.c (search_type_for_mask): Turn into
13619 a small wrapper, move all code to ...
13620 (search_type_for_mask_1): ... this new function. Add caching
13621 and adjust recursive calls.
13624 * dwarf2out.c (modified_type_die): Use lookup_type_die (type)
13625 instead of lookup_type_die (type_main_variant (type)) even for array
13628 PR middle-end/77377
13629 * simplify-rtx.c (avoid_constant_pool_reference): For out of bounds
13630 constant pool reference return x instead of c.
13632 2016-08-29 Segher Boessenkool <segher@kernel.crashing.org>
13634 * config/rs6000/rs6000.h (CALL_REALLY_USED_REGISTERS): Do not
13637 2016-08-29 David Malcolm <dmalcolm@redhat.com>
13640 (selftest::test_make_location_nonpure_range_endpoints): Fix
13643 2016-08-29 David Malcolm <dmalcolm@redhat.com>
13645 * diagnostic-show-locus.c
13646 (selftest::test_one_liner_fixit_validation_adhoc_locations): New
13648 (selftest::test_diagnostic_show_locus_one_liner): Call it.
13649 * input.c (get_pure_location): Move to libcpp/line-map.c.
13650 * input.h (get_pure_location): Convert decl to an inline function
13651 calling implementation in libcpp.
13653 2016-08-29 Uros Bizjak <ubizjak@gmail.com>
13656 * config/i386/sse.md (vec_set_lo_<mode><mask_name>): Fix assembler
13657 template for intel asm dialect.
13658 (vec_set_hi_<mode><mask_name>): Ditto.
13660 2016-08-29 David Malcolm <dmalcolm@redhat.com>
13662 * selftest.h (selftest::fail): Add ATTRIBUTE_NORETURN.
13663 (selftest::fail_formatted): Likewise.
13665 2016-08-29 David Malcolm <dmalcolm@redhat.com>
13667 * input.c (make_location): Call get_start and get_finish
13668 on the endpoints to avoid storing packed ranges or ad-hoc
13670 (selftest::test_make_location_nonpure_range_endpoints): New function.
13671 (selftest::input_c_tests): Call it.
13672 * input.h (get_start): New inline function.
13674 2016-08-29 Tom de Vries <tom@codesourcery.com>
13677 * gimplify.c (gimplify_va_arg_expr): Replace first argument type error
13680 2016-08-29 Eric Botcazou <ebotcazou@adacore.com>
13682 * Makefile.in (gcov-iov.h): Add dummy recipe.
13684 2016-08-29 Nathan Sidwell <nathan@acm.org>
13686 * config/nvptx/nvptx.c: #include tree-vrp.h.
13688 2016-08-28 Eric Botcazou <ebotcazou@adacore.com>
13691 * config/sparc/sparc.c (sparc_legitimate_address_p): Accept special
13692 HIGH+LO construct during reload.
13694 2016-08-28 Tom de Vries <tom@codesourcery.com>
13697 * config/i386/i386.c (ix86_build_builtin_va_list_64): Tag type with
13698 'sysv_abi va_list' attribute.
13699 (ix86_build_builtin_va_list): Tag type with 'ms_abi va_list' attribute.
13700 (ix86_canonical_va_list_type): Handle 'sysv_abi/ms_abi va_list'
13703 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
13705 * emit-rtl.h (struct rtl_data): Make stack_slot_list a vector.
13706 * emit-rtl.c (unshare_all_rtl_1): Adjust.
13707 (unshare_all_rtl_again): Likewise.
13708 * function.c (assign_stack_local_1): Likewise.
13709 (assign_stack_temp_for_type): Likewise.
13711 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
13713 * cfgbuild.c (make_edges): Adjust.
13714 * cfgrtl.c (can_delete_label_p): Likewise.
13715 * dwarf2cfi.c (create_trace_edges): Likewise.
13716 * except.c (sjlj_emit_dispatch_table): Likewise.
13717 * function.h (struct expr_status): make x_forced_labels a vector.
13718 * jump.c (rebuild_jump_labels_1): Adjust.
13719 * reload1.c (set_initial_label_offsets): Likewise.
13720 * stmt.c (force_label_rtx): Likewise.
13721 (expand_label): Likewise.
13723 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
13725 * haifa-sched.c (fix_recovery_deps): Make ready_list a vector.
13727 2016-08-27 Patrick Palka <ppalka@gcc.gnu.org>
13729 PR tree-optimization/71077
13730 PR tree-optimization/68542
13731 * fold-const.c (fold_relational_const): Fix folding of
13732 VECTOR_CST comparisons that have a scalar boolean result type.
13733 (selftest::test_vector_folding): New static function.
13734 (selftest::fold_const_c_tests): Call it.
13736 2016-08-27 Gerald Pfeifer <gerald@pfeifer.com>
13738 * doc/extend.texi (SPU Built-in Functions): Remove stale
13739 references to material formerly at IBM and Sony.
13741 2016-08-26 David Edelsohn <dje.gcc@gmail.com>
13744 * config/rs6000/xcoff.h (DWARF_OFFSET_SIZE): Define as PTR_SIZE.
13746 2016-08-26 David Malcolm <dmalcolm@redhat.com>
13748 * diagnostic-show-locus.c
13749 (selftest::test_fixit_consolidation): New function.
13750 (selftest::diagnostic_show_locus_c_tests): Call it.
13751 * gcc-rich-location.h (gcc_rich_location): Eliminate unused
13752 constructor based on source_range.
13754 2016-08-26 David Malcolm <dmalcolm@redhat.com>
13756 * diagnostic-color.c (color_dict): Add "fixit-insert" and
13758 (parse_gcc_colors): Update description of default GCC_COLORS.
13759 * diagnostic-show-locus.c (colorizer::set_fixit_hint): Delete.
13760 (colorizer::set_fixit_insert): New method.
13761 (colorizer::set_fixit_delete): New method.
13762 (colorizer::get_color_by_name): New method.
13763 (colorizer::STATE_FIXIT_INSERT): New constant.
13764 (colorizer::STATE_FIXIT_DELETE): New constant.
13765 (class colorizer): Drop "_cs" suffix from fields. Delete "_ce"
13766 fields in favor of new field "m_stop_color". Add fields
13767 "m_fixit_insert" and "m_fixit_delete".
13768 (colorizer::colorizer): Update for above changes. Replace
13769 colorize_start calls with calls to get_color_by_name.
13770 (colorizer::begin_state): Handle STATE_FIXIT_INSERT and
13771 STATE_FIXIT_DELETE. Update for field renamings.
13772 (colorizer::finish_state): Simplify by using m_stop_color,
13773 rather than multiple identical "*_ce" fields.
13774 (colorizer::get_color_by_name): New method.
13775 (layout::print_any_fixits): Print insertions and replacements
13776 using the "fixit-insert" color, and deletions using the
13777 "fixit-delete" color.
13778 * doc/invoke.texi (-fdiagnostics-color): Update description of
13779 default GCC_COLORS, and of the supported capabilities.
13781 2016-08-26 Max Filippov <jcmvbkbc@gmail.com>
13783 * config/xtensa/xtensa.c (xtensa_expand_prologue): Update
13784 current_function_static_stack_size variable with the static
13785 stack frame size of the current function when
13786 flag_stack_usage_info is enabled.
13788 2016-08-26 Nathan Sidwell <nathan@acm.org>
13790 * ipa-inline-analysis.c (inline_write_summary): Remove unnecessary
13791 assignment inside if condition.
13793 2016-08-26 Richard Biener <rguenther@suse.de>
13795 PR tree-optimization/69047
13796 * tree-ssa.c (maybe_rewrite_mem_ref_base): Handle general bitfield
13797 extracts similar to what FRE does.
13798 (non_rewritable_mem_ref_base): Likewise.
13800 2016-08-26 Joseph Myers <joseph@codesourcery.com>
13802 * config/i386/i386.c (ix86_libgcc_floating_mode_supported_p)
13803 (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Remove.
13804 * config/i386/i386elf.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
13805 * config/i386/lynx.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
13806 * config/i386/netbsd-elf.h (IX86_MAYBE_NO_LIBGCC_TFMODE):
13808 * config/i386/netbsd64.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
13809 * config/i386/nto.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
13810 * config/i386/openbsd.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
13811 * config/i386/rtemself.h (IX86_NO_LIBGCC_TFMODE): Likewise.
13812 * config/i386/vxworks.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
13814 2016-08-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13817 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_muld): Reduce
13818 reservation duration to 15 cycles.
13819 (cortex_a8_vfp_macs): Likewise.
13820 (cortex_a8_vfp_macd): Likewise.
13821 (cortex_a8_vfp_divs): Likewise.
13822 (cortex_a8_vfp_divd): Likewise.
13824 2016-08-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13826 * config/arm/arm.c (arm_sets_movw_movt_fusible_p): New function.
13827 (aarch_macro_fusion_pair_p): Use above to avoid early return.
13829 2016-08-26 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
13830 Martin Jambhor <mjambor@suse.cz>
13832 * common.opt: New option -fipa-bit-cp.
13833 * doc/invoke.texi: Document -fipa-bit-cp.
13834 * opts.c (default_options_table): Add entry for -fipa-bit-cp.
13835 (enable_fdo_optimizations): Check for flag_ipa_bit_cp.
13836 * tree-ssa-ccp.h: New header file.
13837 * tree-ssa-ccp.c: Include tree-ssa-ccp.h
13838 (bit_value_binop_1): Change to bit_value_binop_1 and export it.
13839 Replace all occurences of tree parameter by two new params: signop, int.
13840 (bit_value_unop_1): Change to bit_value_unop and export it.
13841 Replace all occurences of tree parameter by two new params: signop,
13843 (bit_value_binop): Change call from bit_value_binop_1 to
13845 (bit_value_assume_aligned): Likewise.
13846 (bit_value_unop): Change call from bit_value_unop_1 to bit_value_unop.
13847 (do_ssa_ccp): Pass nonzero_p || flag_ipa_cp_bit instead of nonzero_p
13849 (ccp_finalize): Skip processing if val->mask == 0.
13850 * ipa-cp.c: Include tree-ssa-ccp.h
13851 (ipcp_bits_lattice): New class.
13852 (ipcp_param_lattice (bits_lattice): New member.
13853 (print_all_lattices): Call ipcp_bits_lattice::print.
13854 (set_all_contains_variable): Call ipcp_bits_lattice::set_to_bottom.
13855 (initialize_node_lattices): Likewise.
13856 (propagate_bits_accross_jump_function): New function.
13857 (propagate_constants_accross_call): Call
13858 propagate_bits_accross_jump_function.
13859 (ipcp_propagate_stage): Store parameter types when in_lto_p is true.
13860 (ipcp_store_bits_results): New function.
13861 (ipcp_driver): Call ipcp_store_bits_results.
13862 * ipa-prop.h (ipa_bits): New struct.
13863 (ipa_jump_func): Add new member bits of type ipa_bits.
13864 (ipa_param_descriptor): Change decl to decl_or_type.
13865 (ipa_get_param): Change decl to decl_or_type and assert on
13867 (ipa_get_type): New function.
13868 (ipcp_transformation_summary): New member bits.
13869 * ipa-prop.c (ipa_get_param_decl_index_1): s/decl/decl_or_type.
13870 (ipa_populate_param_decls): Likewise.
13871 (ipa_dump_param): Likewise.
13872 (ipa_print_node_jump_functions_for_edge): Pretty-print ipa_bits jump
13874 (ipa_set_jf_unknown): Set ipa_bits::known to false.
13875 (ipa_compute_jump_functions_for_edge): Compute jump function for bits
13877 (ipa_node_params_t::duplicate): Copy src->bits into dst->bits.
13878 (ipa_write_jump_function): Add streaming for ipa_bits.
13879 (ipa_read_jump_function): Add support for reading streamed ipa_bits.
13880 (write_ipcp_transformation_info): Add streaming for ipa_bits
13881 summary for ltrans.
13882 (read_ipcp_transfomration_info): Add support for reading streamed
13884 (ipcp_update_bits): New function.
13885 (ipcp_transform_function): Call ipcp_update_bits.
13887 2016-08-25 Szabolcs Nagy <szabolcs.nagy@arm.com>
13889 * config/mips/linux.h (MUSL_DYNAMIC_LINKER32): Update.
13890 (MUSL_DYNAMIC_LINKER64, MUSL_DYNAMIC_LINKERN32): Update.
13892 2016-08-25 David Edelsohn <dje.gcc@gmail.com>
13894 * multiple_target.c (pass_data_dispatcher_calls): Fix typo.
13896 2016-08-25 Richard Biener <rguenther@suse.de>
13898 * dwarf2out.c (gen_remaining_tmpl_value_param_die_attributes):
13899 Only add locations in late dwarf.
13900 (gen_scheduled_generic_parms_dies): Do not set early dwarf here.
13901 (dwarf2out_early_finish): But do it here.
13903 2016-08-24 Michael Collison <michael.collison@linaro.org>
13904 Michael Collison <michael.collison@arm.com>
13906 * config/arm/arm-modes.def: Add new condition code mode CC_V
13907 to represent the overflow bit.
13908 * config/arm/arm.c (maybe_get_arm_condition_code):
13909 Add support for CC_Vmode.
13910 (arm_gen_unlikely_cbranch): New function to generate common
13911 rtl conditional branches for overflow patterns.
13912 * config/arm/arm-protos.h: Add prototype for
13913 arm_gen_unlikely_cbranch.
13914 * config/arm/arm.md (addv<mode>4, add<mode>3_compareV,
13915 addsi3_compareV_upper): New patterns to support signed
13916 builtin overflow add operations.
13917 (uaddv<mode>4, add<mode>3_compareC, addsi3_compareV_upper):
13918 New patterns to support unsigned builtin add overflow operations.
13919 (subv<mode>4, sub<mode>3_compare1): New patterns to support signed
13920 builtin overflow subtract operations,
13921 (usubv<mode>4): New patterns to support unsigned builtin subtract
13922 overflow operations.
13923 (negvsi3, negvdi3, negdi2_compare, negsi2_carryin_compare): New patterns
13924 to support builtin overflow negate operations.
13926 2016-08-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13929 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
13931 * explow.c (get_dynamic_stack_size): Take known alignment of stack
13932 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
13935 2016-08-24 Thomas Preud'homme <thomas.preudhomme@arm.com>
13937 * doc/fragments.texi (MULTILIB_REUSE): Mention that only options in
13938 MULTILIB_OPTIONS should be used. Small wording fixes.
13939 * genmultilib: Memorize set of all option combinations in
13940 combination_space. Detect if RHS of MULTILIB_REUSE uses an option not
13941 found in MULTILIB_OPTIONS by checking if option set is listed in
13942 combination_space. Output new and existing error message to stderr.
13944 2016-08-24 Thomas Preud'homme <thomas.preudhomme@arm.com>
13946 * config/arm/t-aprofile (MULTILIB_MATCHES): Add mapping for
13947 -mcpu=cortex-a7, -mfpu=neon-fp16, -mfpu=fpv5-d16 and -mfpu=fp-armv8.
13948 Fix typo in -mfpu=vfpv3-d16-fp16 mapping.
13949 (MULTILIB_REUSE): Remove reuse rules for option set including
13950 -mfpu=fp-armv8 and -mfpu=vfpv4
13952 2016-08-24 Sebastian Huber <sebastian.huber@embedded-brains.de>
13954 * config/arm/t-rtems: Add vfp multilib.
13956 2016-08-23 Ian Lance Taylor <iant@golang.org>
13958 * config/s390/s390.c (s390_asm_file_start): Call
13959 default_file_start.
13961 2016-08-23 Michael Meissner <meissner@linux.vnet.ibm.com>
13963 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Set
13964 initialization of all 0's to the 0 constant, instead of directly
13965 generating XOR. Add support for V4SImode vector initialization on
13966 64-bit systems with direct move, and rework the ISA 3.0 V4SImode
13967 initialization. Change variables used in V4SFmode vector
13968 intialization. For V4SFmode vector splat on ISA 3.0, make sure
13969 any memory addresses are in index form. Add support for using
13970 VSPLTH/VSPLTB to initialize vector short and vector char vectors
13971 with all of the same element.
13972 (regno_or_subregno): New helper function to return a register
13973 number for either REG or SUBREG.
13974 (rs6000_adjust_vec_address): Do not generate ADDI <reg>,R0,<num>.
13975 Use regno_or_subregno where possible.
13976 (rs6000_split_v4si_init_di_reg): New helper function to build up a
13977 DImode value from two SImode values in order to generate V4SImode
13978 vector initialization on 64-bit systems with direct move.
13979 (rs6000_split_v4si_init): Split up the insns for a V4SImode vector
13981 (rtx_is_swappable_p): V4SImode vector initialization insn is not
13983 * config/rs6000/rs6000-protos.h (rs6000_split_v4si_init): Add
13985 * config/rs6000/vsx.md (VSX_SPLAT_I): New mode iterators and
13986 attributes to initialize V8HImode and V16QImode vectors with the
13988 (VSX_SPLAT_COUNT): Likewise.
13989 (VSX_SPLAT_SUFFIX): Likewise.
13990 (UNSPEC_VSX_VEC_INIT): New unspec.
13991 (vsx_concat_v2sf): Eliminate using 'preferred' register classes.
13992 Allow SFmode values to come from Altivec registers.
13993 (vsx_init_v4si): New insn/split for V4SImode vector initialization
13994 on 64-bit systems with direct move.
13995 (vsx_splat_<mode>, VSX_W iterator): Rework V4SImode and V4SFmode
13996 vector initializations, to allow V4SImode vector initializations
13997 on 64-bit systems with direct move.
13998 (vsx_splat_v4si): Likewise.
13999 (vsx_splat_v4si_di): Likewise.
14000 (vsx_splat_v4sf): Likewise.
14001 (vsx_splat_v4sf_internal): Likewise.
14002 (vsx_xxspltw_<mode>, VSX_W iterator): Eliminate using 'preferred'
14004 (vsx_xxspltw_<mode>_direct, VSX_W iterator): Likewise.
14005 (vsx_vsplt<VSX_SPLAT_SUFFIX>_di): New insns to support
14006 initializing V8HImode and V16QImode vectors with the same
14008 * config/rs6000/rs6000.h (TARGET_DIRECT_MOVE_64BIT): Disallow
14009 optimization if -maltivec=be.
14011 2016-08-23 Christophe Lyon <christophe.lyon@linaro.org>
14013 * config/arm/arm.md (arm_movqi_insn): Swap predicable_short_it
14014 attribute for alternatives 3 and 4.
14016 2016-08-23 David Malcolm <dmalcolm@redhat.com>
14018 * selftest.c (selftest::assert_str_contains): New function.
14019 (selftest::test_assertions): Verify ASSERT_STR_CONTAINS.
14020 * selftest.h (selftest::assert_str_contains): New decl.
14021 (ASSERT_STR_CONTAINS): New macro.
14023 2016-08-23 Richard Biener <rguenther@suse.de>
14025 PR tree-optimization/77286
14026 * tree-vect-loop.c (vect_analyze_loop_form_1): Do not modify
14028 (vect_transform_loop): Split exit edges of loop and scalar
14029 loop if required and at the appropriate time.
14031 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
14033 * explow.c (get_dynamic_stack_size): Take known alignment of stack
14034 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
14036 Correct a typo in a comment.
14038 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
14040 * config/s390/s390.md ("*andc_split"): New splitter for and with
14043 2016-08-23 Richard Biener <rguenther@suse.de>
14045 PR tree-optimization/27336
14046 * tree-vrp.c (infer_value_range): Handle stmts that can throw
14047 by looking for a non-EH edge.
14048 (process_assert_insertions_for): Likewise.
14050 2016-08-23 Richard Biener <rguenther@suse.de>
14052 PR middle-end/77305
14053 * statistics.c (statistics_counter_event): Robustify against
14056 2016-08-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
14058 * config/i386/i386.c (processor_alias_table): Enable PTA_PRFCHW
14059 for targets amdfam10 and barcelona.
14061 2016-08-22 Uros Bizjak <ubizjak@gmail.com>
14063 * config/i386/i386.md (*zero_extendsidi2): Add (*r,*k) alternative.
14064 (zero_extend<mode>di2): Ditto.
14065 (*zero_extend<mode>si2): Ditto.
14066 (*zero_extendqihi2): Ditto.
14068 2016-08-22 Joseph Myers <joseph@codesourcery.com>
14070 PR middle-end/77269
14071 * builtins.c (fold_builtin_classify): Use builtin_decl_explicit
14072 (BUILT_IN_SIGNBIT) to expand __builtin_isinf_sign.
14074 2016-08-22 Patrick Palka <ppalka@gcc.gnu.org>
14076 * print-tree.c (print_node) [VECTOR_CST]: Coalesce the output of
14077 identical consecutive elements.
14078 [SSA_NAME]: Print the name's def stmt on its own line. When printing
14079 the node's def stmt, avoid printing an unwanted trailing newline by
14080 replacing the call to print_gimple_stmt() with its inlined body and
14081 adjusting it to not set pp_needs_newline and to call pp_flush()
14082 instead of pp_newline_and_flush().
14084 2016-08-22 Joseph Myers <joseph@codesourcery.com>
14086 * tree.h (CASE_FLT_FN_FLOATN_NX, float16_type_node)
14087 (float32_type_node, float64_type_node, float32x_type_node)
14088 (float128x_type_node): New macros.
14089 * builtin-types.def (BT_FLOAT16, BT_FLOAT32, BT_FLOAT64)
14090 (BT_FLOAT128, BT_FLOAT32X, BT_FLOAT64X, BT_FLOAT128X)
14091 (BT_FN_FLOAT16, BT_FN_FLOAT32, BT_FN_FLOAT64, BT_FN_FLOAT128)
14092 (BT_FN_FLOAT32X, BT_FN_FLOAT64X, BT_FN_FLOAT128X)
14093 (BT_FN_FLOAT16_FLOAT16, BT_FN_FLOAT32_FLOAT32)
14094 (BT_FN_FLOAT64_FLOAT64, BT_FN_FLOAT128_FLOAT128)
14095 (BT_FN_FLOAT32X_FLOAT32X, BT_FN_FLOAT64X_FLOAT64X)
14096 (BT_FN_FLOAT128X_FLOAT128X, BT_FN_FLOAT16_CONST_STRING)
14097 (BT_FN_FLOAT32_CONST_STRING, BT_FN_FLOAT64_CONST_STRING)
14098 (BT_FN_FLOAT128_CONST_STRING, BT_FN_FLOAT32X_CONST_STRING)
14099 (BT_FN_FLOAT64X_CONST_STRING, BT_FN_FLOAT128X_CONST_STRING)
14100 (BT_FN_FLOAT16_FLOAT16_FLOAT16, BT_FN_FLOAT32_FLOAT32_FLOAT32)
14101 (BT_FN_FLOAT64_FLOAT64_FLOAT64, BT_FN_FLOAT128_FLOAT128_FLOAT128)
14102 (BT_FN_FLOAT32X_FLOAT32X_FLOAT32X)
14103 (BT_FN_FLOAT64X_FLOAT64X_FLOAT64X)
14104 (BT_FN_FLOAT128X_FLOAT128X_FLOAT128X): New type definitions.
14105 * builtins.def (DEF_GCC_FLOATN_NX_BUILTINS): New macro.
14106 (copysign, fabs, huge_val, inf, nan, nans): Use it.
14107 * builtins.c (expand_builtin): Use CASE_FLT_FN_FLOATN_NX for fabs
14109 (fold_builtin_0): Use CASE_FLT_FN_FLOATN_NX for inf and huge_val.
14110 (fold_builtin_1): Use CASE_FLT_FN_FLOATN_NX for fabs.
14111 * doc/extend.texi (Other Builtins): Document these built-in
14113 * fold-const-call.c (fold_const_call): Use CASE_FLT_FN_FLOATN_NX
14116 2016-08-22 Gerald Pfeifer <gerald@pfeifer.com>
14118 * doc/install.texi (Binaries): www.opencsw.org now uses https.
14120 2016-08-22 Richard Biener <rguenther@suse.de>
14122 * tree-ssa-forwprop.c (pass_forwprop::execute): Use RPO order.
14124 2016-08-21 Uros Bizjak <ubizjak@gmail.com>
14127 * config/i386/i386.md (prefetch): When TARGET_PRFCHW or
14128 TARGET_PREFETCHWT1 are disabled, emit 3dNOW! write prefetches for
14129 non-SSE2 athlons only, otherwise prefer SSE prefetches.
14131 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
14133 * tree-vrp.c (vrp_visit_assignment_or_call): Changed to Return VR.
14134 (vrp_visit_cond_stmt): Just sets TAKEN_EDGE_P.
14135 (vrp_visit_switch_stmt): Likewise.
14136 (extract_range_from_stmt): Factored out from vrp_visit_stmt.
14137 (extract_range_from_phi_node): Factored out from vrp_visit_phi_stmt.
14138 (vrp_visit_stmt): Use extract_range_from_stmt.
14139 (vrp_visit_phi_node): Use extract_range_from_phi_node.
14141 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
14143 * Makefile.in: Add tree-vrp.h to GTFILES.
14144 * gengtype.c (open_base_files): Add tree-vrp.h.
14145 * asan.c: Add tree-vrp.h which now has the definition value_range_type.
14146 * builtins.c: Likewise.
14147 * fold-const.c: Likewise.
14148 * gimple-builder.c: Likewise.
14149 * gimple-laddress.c: Likewise.
14150 * hsa-gen.c: Likewise.
14151 * internal-fn.c: Likewise.
14153 * targhooks.c: Liewise,
14154 * tree-ssa-address.c: Likewise.
14155 * tree-ssanames.h (value_range_type: Move to tree-vrp.h.
14156 * tree-vrp.c (struct value_range): Move to tree-vrp.h
14157 * tree-vrp.h: New file.
14159 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
14161 PR tree-optimization/61839
14162 * tree-vrp.c (two_valued_val_range_p): New.
14163 (simplify_stmt_using_ranges): Convert CST BINOP VAR where VAR is
14164 two-valued to VAR == VAL1 ? (CST BINOP VAL1) : (CST BINOP VAL2).
14165 Also Convert VAR BINOP CST where VAR is two-valued to
14166 VAR == VAL1 ? (VAL1 BINOP CST) : (VAL2 BINOP CST).
14168 2016-08-19 David Malcolm <dmalcolm@redhat.com>
14170 * diagnostic-show-locus.c
14171 (layout::annotation_line_showed_range_p): New method.
14172 (layout::print_any_fixits): Remove case fixit_hint::REMOVE.
14173 Reimplement case fixit_hint::REPLACE to cover removals, and
14174 replacements where the range of the replacement isn't one
14175 of the ranges in the rich_location.
14176 (test_one_liner_fixit_replace): Likewise.
14177 (selftest::test_one_liner_fixit_replace_non_equal_range): New
14179 (selftest::test_one_liner_fixit_replace_equal_secondary_range):
14181 (selftest::test_diagnostic_show_locus_one_liner): Call the new
14183 * diagnostic.c (print_parseable_fixits): Remove case
14184 fixit_hint::REMOVE.
14186 2016-08-19 Uros Bizjak <ubizjak@gmail.com>
14189 * config/i386/i386.c (ix86_option_override_internal): Remove
14190 PTA_PRFCHW from entries that also have PTA_3DNOW flag.
14191 Enable SSE prefetch also for TARGET_PREFETCHWT1.
14192 Do not try to enable TARGET_PRFCHW ISA flag here.
14193 * config/i386/i386.md (prefetch): Enable also for TARGET_3DNOW.
14194 Rewrite expander function body.
14195 (*prefetch_3dnow): Enable for TARGET_3DNOW and TARGET_PREFETCHWT1.
14197 2016-08-19 Joseph Myers <joseph@codesourcery.com>
14200 * tree-core.h (TI_COMPLEX_FLOAT16_TYPE)
14201 (TI_COMPLEX_FLOATN_NX_TYPE_FIRST, TI_COMPLEX_FLOAT32_TYPE)
14202 (TI_COMPLEX_FLOAT64_TYPE, TI_COMPLEX_FLOAT128_TYPE)
14203 (TI_COMPLEX_FLOAT32X_TYPE, TI_COMPLEX_FLOAT64X_TYPE)
14204 (TI_COMPLEX_FLOAT128X_TYPE, TI_FLOAT16_TYPE, TI_FLOATN_TYPE_FIRST)
14205 (TI_FLOATN_NX_TYPE_FIRST, TI_FLOAT32_TYPE, TI_FLOAT64_TYPE)
14206 (TI_FLOAT128_TYPE, TI_FLOATN_TYPE_LAST, TI_FLOAT32X_TYPE)
14207 (TI_FLOATNX_TYPE_FIRST, TI_FLOAT64X_TYPE, TI_FLOAT128X_TYPE)
14208 (TI_FLOATNX_TYPE_LAST, TI_FLOATN_NX_TYPE_LAST): New enum
14210 (NUM_FLOATN_TYPES, NUM_FLOATNX_TYPES, NUM_FLOATN_NX_TYPES): New
14212 (struct floatn_type_info): New structure type.
14213 (floatn_nx_types): New variable declaration.
14214 * tree.h (FLOATN_TYPE_NODE, FLOATN_NX_TYPE_NODE)
14215 (FLOATNX_TYPE_NODE, float128_type_node, float64x_type_node)
14216 (COMPLEX_FLOATN_NX_TYPE_NODE): New macros.
14217 * tree.c (floatn_nx_types): New variable.
14218 (build_common_tree_nodes): Initialize _FloatN, _FloatNx and
14219 corresponding complex types.
14220 * target.def (floatn_mode): New hook.
14221 * targhooks.c: Include "real.h".
14222 (default_floatn_mode): New function.
14223 * targhooks.h (default_floatn_mode): New prototype.
14224 * doc/extend.texi (Floating Types): Document _FloatN and _FloatNx
14226 * doc/sourcebuild.texi (float@var{n}, float@var{n}x): Document new
14227 effective-target and dg-add-options keywords.
14228 (float@var{n}_runtime, float@var{n}x_runtime, floatn_nx_runtime):
14229 Document new effective-target keywords.
14230 * doc/tm.texi.in (TARGET_FLOATN_MODE): New @hook.
14231 * doc/tm.texi: Regenerate.
14232 * ginclude/float.h (LDBL_DECIMAL_DIG): Define to
14233 __LDBL_DECIMAL_DIG__, not __DECIMAL_DIG__.
14234 [__STDC_WANT_IEC_60559_TYPES_EXT__]: Define macros from TS
14236 * real.h (struct real_format): Add field ieee_bits.
14237 * real.c (ieee_single_format, mips_single_format)
14238 (motorola_single_format, spu_single_format, ieee_double_format)
14239 (mips_double_format, motorola_double_format)
14240 (ieee_extended_motorola_format, ieee_extended_intel_96_format)
14241 (ieee_extended_intel_128_format)
14242 (ieee_extended_intel_96_round_53_format, ibm_extended_format)
14243 (mips_extended_format, ieee_quad_format, mips_quad_format)
14244 (vax_f_format, vax_d_format, vax_g_format, decimal_single_format)
14245 (decimal_double_format, decimal_quad_format, ieee_half_format)
14246 (arm_half_format, real_internal_format: Initialize ieee_bits
14248 * config/i386/i386.c (ix86_init_builtin_types): Do not initialize
14249 float128_type_node. Set float80_type_node to float64x_type_node
14250 if appropriate and long_double_type_node not appropriate.
14251 * config/ia64/ia64.c (ia64_init_builtins): Likewise.
14252 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format):
14253 Initialize ieee_bits field.
14254 * config/rs6000/rs6000.c (TARGET_FLOATN_MODE): New macro.
14255 (rs6000_init_builtins): Set ieee128_float_type_node to
14256 float128_type_node.
14257 (rs6000_floatn_mode): New function.
14259 2016-08-19 Jakub Jelinek <jakub@redhat.com>
14261 * config/i386/rdseedintrin.h (_rdseed16_step, _rdseed32_step,
14262 _rdseed64_step): Uglify argument names and/or local variable names
14263 in inline functions.
14264 * config/i386/rtmintrin.h (_xabort): Likewise.
14265 * config/i386/avx512vlintrin.h (_mm256_ternarylogic_epi64,
14266 _mm256_mask_ternarylogic_epi64, _mm256_maskz_ternarylogic_epi64,
14267 _mm256_ternarylogic_epi32, _mm256_mask_ternarylogic_epi32,
14268 _mm256_maskz_ternarylogic_epi32, _mm_ternarylogic_epi64,
14269 _mm_mask_ternarylogic_epi64, _mm_maskz_ternarylogic_epi64,
14270 _mm_ternarylogic_epi32, _mm_mask_ternarylogic_epi32,
14271 _mm_maskz_ternarylogic_epi32): Likewise.
14272 * config/i386/lwpintrin.h (__llwpcb, __lwpval32, __lwpval64,
14273 __lwpins32, __lwpins64): Likewise.
14274 * config/i386/avx2intrin.h (_mm_i32gather_pd, _mm_mask_i32gather_pd,
14275 _mm256_i32gather_pd, _mm256_mask_i32gather_pd, _mm_i64gather_pd,
14276 _mm_mask_i64gather_pd, _mm256_i64gather_pd, _mm256_mask_i64gather_pd,
14277 _mm_i32gather_ps, _mm_mask_i32gather_ps, _mm256_i32gather_ps,
14278 _mm256_mask_i32gather_ps, _mm_i64gather_ps, _mm_mask_i64gather_ps,
14279 _mm256_i64gather_ps, _mm256_mask_i64gather_ps, _mm_i32gather_epi64,
14280 _mm_mask_i32gather_epi64, _mm256_i32gather_epi64,
14281 _mm256_mask_i32gather_epi64, _mm_i64gather_epi64,
14282 _mm_mask_i64gather_epi64, _mm256_i64gather_epi64,
14283 _mm256_mask_i64gather_epi64, _mm_i32gather_epi32,
14284 _mm_mask_i32gather_epi32, _mm256_i32gather_epi32,
14285 _mm256_mask_i32gather_epi32, _mm_i64gather_epi32,
14286 _mm_mask_i64gather_epi32, _mm256_i64gather_epi32,
14287 _mm256_mask_i64gather_epi32): Likewise.
14288 * config/i386/pmm_malloc.h (_mm_malloc, _mm_free): Likewise.
14289 * config/i386/ia32intrin.h (__writeeflags): Likewise.
14290 * config/i386/pkuintrin.h (_wrpkru): Likewise.
14291 * config/i386/avx512pfintrin.h (_mm512_mask_prefetch_i32gather_pd,
14292 _mm512_mask_prefetch_i32gather_ps, _mm512_mask_prefetch_i64gather_pd,
14293 _mm512_mask_prefetch_i64gather_ps, _mm512_prefetch_i32scatter_pd,
14294 _mm512_prefetch_i32scatter_ps, _mm512_mask_prefetch_i32scatter_pd,
14295 _mm512_mask_prefetch_i32scatter_ps, _mm512_prefetch_i64scatter_pd,
14296 _mm512_prefetch_i64scatter_ps, _mm512_mask_prefetch_i64scatter_pd,
14297 _mm512_mask_prefetch_i64scatter_ps): Likewise.
14298 * config/i386/gmm_malloc.h (_mm_malloc, _mm_free): Likewise.
14299 * config/i386/avx512fintrin.h (_mm512_ternarylogic_epi64,
14300 _mm512_mask_ternarylogic_epi64, _mm512_maskz_ternarylogic_epi64,
14301 _mm512_ternarylogic_epi32, _mm512_mask_ternarylogic_epi32,
14302 _mm512_maskz_ternarylogic_epi32, _mm512_i32gather_ps,
14303 _mm512_mask_i32gather_ps, _mm512_i32gather_pd, _mm512_i64gather_ps,
14304 _mm512_i64gather_pd, _mm512_i32gather_epi32, _mm512_i32gather_epi64,
14305 _mm512_i64gather_epi32, _mm512_i64gather_epi64): Likewise.
14307 * config/i386/fxsrintrin.h (_fxsave): Remove return keyword in inlines
14309 (_fxrstor, _fxsave64, _fxrstor64): Likewise.
14310 * config/i386/xsaveintrin.h (_xsave, _xrstor, _xsave64, _xrstor64):
14312 * config/i386/xsaveoptintrin.h (_xsaveopt, _xsaveopt64): Likewise.
14313 * config/i386/pkuintrin.h (_wrpkru): Likewise. Add space after
14315 (_rdpkru_u32): Add space after function name.
14317 * config/i386/t-i386 (i386-c.o): Don't depend on
14318 i386-builtin-types.inc.
14319 (i386.o): Depend on i386-builtin-types.inc.
14321 2016-08-19 Matthew Wahab <matthew.wahab@arm.com>
14324 * config/arm/arm.c (neon_valid_immediate): Delete declaration.
14325 Use const_vec_duplicate to check for duplicated elements.
14327 2016-08-19 Richard Biener <rguenther@suse.de>
14329 PR tree-optimization/77290
14330 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
14331 Fix flag_tree_parallelize_loops check.
14333 2016-08-19 Richard Biener <rguenther@suse.de>
14335 * match.pd (x | 0 -> x): Add.
14337 2016-08-19 Richard Biener <rguenther@suse.de>
14339 PR tree-optimization/77286
14340 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
14341 Deal with virtual PHIs being out-of-order.
14343 2016-08-18 David Malcolm <dmalcolm@redhat.com>
14345 * doc/invoke.texi (fverbose-asm): Note that source code lines
14346 are emitted, and provide an example.
14347 * final.c (asm_show_source): New function.
14348 (final_scan_insn): Call asm_show_source.
14350 2016-08-18 David Malcolm <dmalcolm@redhat.com>
14352 * diagnostic-show-locus.c (colorizer::colorizer): Replace diagnostic
14353 param with diagnostic_kind.
14354 (class colorizer): Similarly replace field m_diagnostic with
14356 (colorizer::colorizer): Replace diagnostic
14357 param with diagnostic_kind.
14358 (colorizer::begin_state): Update for above field change.
14359 (layout::layout): Replace diagnostic param with rich_location *
14360 and diagnostic_kind.
14361 (diagnostic_show_locus): Replace diagnostic param with richloc
14362 and diagnostic_kind.
14363 (class selftest::test_diagnostic_context): New class.
14364 (selftest::test_diagnostic_show_locus_unknown_location): New
14366 (selftest::test_one_liner_simple_caret): New function.
14367 (selftest::test_one_liner_caret_and_range): New function.
14368 (selftest::test_one_liner_multiple_carets_and_ranges): New
14370 (selftest::test_one_liner_fixit_remove): New function.
14371 (selftest::test_one_liner_fixit_replace): New function.
14372 (selftest::test_diagnostic_show_locus_one_liner): New function.
14373 (selftest::diagnostic_show_locus_c_tests): Call the new test
14375 * diagnostic.c (diagnostic_initialize): Initialize
14376 colorize_source_p, show_ruler_p and parseable_fixits_p.
14377 (default_diagnostic_finalizer): Update for change to
14378 diagnostic_show_locus.
14379 (diagnostic_append_note): Likewise.
14380 * diagnostic.h (diagnostic_show_locus): Replace
14381 const diagnostic_info * param with location * and diagnostic_t.
14383 2016-08-18 David Malcolm <dmalcolm@redhat.com>
14385 * input.c (saved_line_table): New global.
14386 (class selftest::temp_line_table): Rename to line_table_test and
14387 move declaration to selftest.h, and drop field m_old_line_table.
14388 (selftest::temp_line_table::temp_line_table): Rename ctor to...
14389 (selftest::line_table_test::line_table_test): ...this. Add a
14390 default ctor. Store current value of line_table within
14392 (selftest::temp_line_table::~temp_line_table): Rename dtor to...
14393 (selftest::line_table_test::~line_table_test): ...this, and
14394 restore line_table from the saved_line_table, rather than
14396 (selftest::test_accessing_ordinary_linemaps): Update for above
14398 (selftest::test_lexer): Likewise.
14399 (struct selftest::lexer_test): Likewise.
14400 (selftest::lexer_test::lexer_test): Likewise.
14401 (selftest::input_c_tests): Move the looping over test cases from
14403 (selftest::for_each_line_table_case): New function.
14404 * input.h (saved_line_table): New decl.
14405 * selftest.h (struct selftest::line_table_case): New forward decl.
14406 (class selftest::line_table_test): New class, moved here from
14407 selftest::temp_line_table in input.c, and renamed.
14408 (selftest::for_each_line_table_case): New decl.
14410 2015-08-18 H.J. Lu <hongjiu.lu@intel.com>
14413 * config/i386/i386.c (lakemont_cost): Set MOVE_RATIO to 17.
14415 2016-08-18 Chung-Lin Tang <cltang@codesourcery.com>
14417 PR middle-end/70895
14418 * gimplify.c (omp_add_variable): Adjust/add variable mapping on
14419 enclosing parallel construct for reduction variables on OpenACC loop
14422 2016-08-18 Pierre-Marie de Rodat <derodat@adacore.com>
14424 * dwarf2out.c (copy_dwarf_procedure): Remove obsolete comment.
14425 (new_dwarf_proc_die): Emit DW_TAG_dwarf_procedure DIEs even for
14427 (function_to_dwarf_procedure): Update comment.
14429 2016-08-18 David Malcolm <dmalcolm@redhat.com>
14431 * input.c (diagnostics_file_cache_forcibly_evict_file): New
14433 * input.h (diagnostics_file_cache_forcibly_evict_file): New
14435 * selftest.c (selftest::temp_source_file::~temp_source_file):
14436 Evict m_filename from the diagnostic file cache.
14438 2016-08-18 Richard Biener <rguenther@suse.de>
14440 * tree-pass.h (make_pass_materialize_all_clones): Declare.
14441 * ipa.c (pass_data_materialize_all_clones, pass_materialize_all_clones,
14442 make_pass_materialize_all_clones): New simple IPA pass encapsulating
14443 clone materialization.
14444 * passes.def (all_late_ipa_passes): Start with
14445 pass_materialize_all_clones.
14446 * cgraphunit.c (symbol_table::compile): Remove call to
14447 materialize_all_clones.
14448 * tree-into-ssa.c: Include statistics.h.
14449 (update_ssa): Count number of times we do incremental/rewrite
14452 2016-08-18 Richard Biener <rguenther@suse.de>
14454 PR tree-optimization/77282
14455 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
14456 When doing auto-parallelizing also prevent use of PHIs that
14457 carry dependences across loop backedges.
14459 2016-08-18 Tamar Christina <tamar.christina@arm.com>
14460 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14462 * varasm.c (default_use_anchors_for_symbol_p): Reject too large decls.
14464 2016-08-18 Richard Biener <rguenther@suse.de>
14466 * ssa-iterators.h (ssa_vuse_operand): New inline.
14467 * tree-if-conv.c (ifc_temp_var): Update virtual operand.
14468 (predicate_all_scalar_phis): Use remove_phi_node to remove
14469 phi nodes predicated. Delay removing virtual PHIs.
14470 (predicate_mem_writes): Update virtual operands.
14471 (combine_blocks): Likewise. Propagate out remaining virtual PHIs.
14472 (tree_if_conversion): Do not rewrite virtual SSA form.
14473 * tree-phinodes.c (release_phi_node): Make static.
14474 * tree-phinodes.h (release_phi_node): Remove.
14476 2016-08-18 Jakub Jelinek <jakub@redhat.com>
14478 * config/i386/i386.c (enum ix86_builtins): Remove IX86_BUILTIN_*
14479 codes that appear in bdesc_* arrays, instead include i386-builtin.def
14480 twice to define those.
14481 (bdesc_comi, bdesc_pcmpestr, bdesc_pcmpistr, bdesc_special_args,
14482 bdesc_args, bdesc_round_args, bdesc_mpx, bdesc_mpx_const,
14483 bdesc_multi_arg): Define by including i386-builtin.def the third time.
14484 * config/i386/i386-builtin.def: New file.
14486 2016-08-17 David Malcolm <dmalcolm@redhat.com>
14488 * input.c (get_source_range_for_char): Rename to...
14489 (selftest::get_source_range_for_char): ...this, and move within
14490 the #if CHECKING_P guard.
14491 (get_num_source_ranges_for_substring): Rename to...
14492 (selftest::get_num_source_ranges_for_substring): ...this, move
14493 within the #if CHECKING_P guard, and make static.
14494 (selftest::assert_num_substring_ranges): Initialize
14497 2016-08-18 Alan Modra <amodra@gmail.com>
14499 PR rtl-optimization/72771
14500 * reload.c (find_reloads): Don't assume that a subreg mem is OK
14501 when find_reloads_toplev returns address_reloaded==-1.
14502 (alternative_allows_const_pool_ref): Update comment.
14504 2015-08-17 Alan Hayward <alan.hayward@arm.com>
14506 PR tree-optimization/71752
14507 * tree-vect-loop.c (vectorizable_reduction): Keep SLP operand ordering.
14508 * tree-vect-slp.c (vect_get_slp_defs): Handle null operands.
14510 2016-08-17 Jakub Jelinek <jakub@redhat.com>
14512 * gimple-fold.c (gimple_fold_call): Use gimple_call_noreturn_p
14513 instead of testing ECF_NORETURN bit in gimple_call_flags.
14514 * tree-cfg.c (make_edges_bb, execute_fixup_cfg): Likewise.
14515 * predict.c (tree_bb_level_predictions): Likewise.
14516 * gimple-low.c (gimple_stmt_may_fallthru): Likewise.
14518 PR middle-end/77259
14519 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children): If
14520 turning a call into __builtin_unreachable-like noreturn call, adjust
14521 gimple_call_set_fntype.
14522 * tree-cfgcleanup.c (fixup_noreturn_call): Remove lhs also if
14523 gimple_call_fntype has void return type.
14525 2016-08-17 Chung-Lin Tang <cltang@codesourcery.com>
14527 * omp-low.c (lower_oacc_reductions): Adjust variable lookup to use
14528 maybe_lookup_decl, to handle nested acc loop directives.
14530 2016-08-17 Richard Biener <rguenther@suse.de>
14532 PR tree-optimization/76490
14533 * tree-vrp.c (update_value_range): Preserve overflow infinities
14534 when intersecting with ranges from get_range_info.
14535 (operand_less_p): Handle overflow infinities correctly.
14536 (value_range_constant_singleton): Use vrp_operand_equal_p
14537 to handle overflow max/min correctly.
14538 (vrp_valueize): Likewise.
14539 (union_ranges): Likewise.
14540 (intersect_ranges): Likewise.
14541 (vrp_visit_phi_node): Improve iteration limitation to only
14542 apply when we'll possibly re-visit the PHI via a changed argument
14545 2016-08-17 Thomas Preud'homme <thomas.preudhomme@arm.com>
14547 * config/arm/t-aprofile (MULTILIB_EXCEPTIONS): Rewrite into ...
14548 (MULTILIB_REQUIRED): This by specifying multilib needing to be built
14549 rather than those that should not be built.
14551 2016-08-17 Stanislaw Halik <sthalik@misaki.pl>
14554 * config/i386/xm-mingw32.h (HOST_BITS_PER_PTR): Define if __x86_64__.
14556 2016-08-17 Richard Biener <rguenther@suse.de>
14558 * tree-ssa.c: Include tree-cfg.h and tree-dfa.h.
14559 (verify_vssa): New function verifying virtual SSA form.
14560 (verify_ssa): Call it.
14561 * tree-ssa-loop-manip.c (slpeel_update_phi_nodes_for_guard2):
14562 Do not apply loop-closed SSA handling to virtuals.
14563 * ssa-iterators.h (op_iter_init): Handle GIMPLE_TRANSACTION.
14564 * tree-into-ssa.c (prepare_use_sites_for): Skip virtual SSA names
14565 when rewriting their symbol.
14566 (prepare_def_site_for): Likewise.
14567 * tree-chkp-opt.c (chkp_reduce_bounds_lifetime): Clear virtual
14568 operands of moved stmts.
14570 2016-08-17 Richard Biener <rguenther@suse.de>
14572 PR tree-optimization/23855
14573 * tree-ssa-loop-unswitch.c: Include tree-ssa-loop-manip.h.
14574 (tree_unswitch_outer_loop): Iterate find_loop_guard as long as we
14575 find guards to hoist. Do not update SSA form but rewrite virtuals
14576 into loop closed SSA.
14577 (find_loop_guard): Adjust to skip already hoisted guards. Do
14578 not mark virtuals for renaming or update SSA form.
14580 2016-08-17 Martin Liska <mliska@suse.cz>
14582 * coverage.c (get_gcov_type): Replace GCOV_TYPE_SIZE with
14583 a LONG_LONG_TYPE_SIZE comparison.
14584 * gcov-io.h: Remove macro definitions.
14585 * tree-profile.c (gimple_gen_edge_profiler): Replace usage
14586 of GCOV_TYPE_ATOMIC_FETCH_ADD with a LONG_LONG_TYPE_SIZE
14589 2016-08-16 Jakub Jelinek <jakub@redhat.com>
14591 * config/i386/i386.c (enum ix86_builtins): Reorder enumerators, so
14592 that builtins not mentioned in bdesc_* arrays come first, then
14593 the ones mentioned in bdesc_* arrays in the order they appear in
14594 the arrays in between IX86_BUILTIN__BDESC_*_FIRST and
14595 IX86_BUILTIN__BDESC_*_LAST enumerator.
14596 (bdesc_mpx): Fix up a comment typo.
14597 (bdesc_multi_arg): Remove __builtin_ia32_vpcomne[bwdq] and
14598 __builtin_ia32_vpcomneu[bwdq] builtins.
14599 (BDESC_VERIFY, BDESC_VERIFYS): Define.
14600 (ix86_init_mmx_sse_builtins, ix86_init_mpx_builtins): Verify
14601 enum ix86_builtins ordering.
14602 (ix86_expand_builtin): Use enum ix86_builtins ordering assumption
14603 for direct bdesc_* array member access instead of searching all the
14604 arrays until an fcode match is found.
14606 2016-08-16 Uros Bizjak <ubizjak@gmail.com>
14608 * config/i386/i386.md (*ashl<mode>3_mask): Rewrite define_insn
14609 pattern as define_insn_and_split. Split insn before reload to
14611 (*<shift_insn><mode>3_mask): Ditto. Split insn before reload to
14612 <shift_insn><mode>3_1.
14613 (*<rotate_insn><mode>3_mask): Ditto. Split insn before reload to
14614 <rotate_insn><mode>3_1.
14616 2016-08-16 David Malcolm <dmalcolm@redhat.com>
14619 * input.c (get_source_range_for_substring): Rename to...
14620 (get_source_location_for_substring): ...this, adding param
14621 "caret_idx", and converting output param from source_range * to
14623 (get_source_range_for_char): New function.
14624 (get_num_source_ranges_for_substring): Update comment to reflect
14626 (assert_char_at_range): Update to use get_source_range_for_char
14627 rather than get_source_range_for_substring.
14628 (test_lexer_string_locations_concatenation_2): Likewise.
14629 * substring-locations.h (get_source_range_for_substring): Rename
14631 (get_source_location_for_substring): ...this, and adding param
14632 "caret_idx", and converting output param from source_range * to
14635 2016-08-16 David Malcolm <dmalcolm@redhat.com>
14637 * input.c (class selftest::temp_source_file): Move to
14639 (selftest::temp_source_file::temp_source_file): Move to
14641 (selftest::temp_source_file::~temp_source_file): Likewise.
14642 * selftest.c (selftest::temp_source_file::temp_source_file): Move
14644 (selftest::temp_source_file::~temp_source_file): Likewise.
14645 * selftest.h (class selftest::temp_source_file): Move here from
14648 2016-08-16 Jakub Jelinek <jakub@redhat.com>
14651 * tree-cfg.c (execute_fixup_cfg): Add node variable, use it. Before
14652 inlining, add cgraph edge for the added __builtin_unreachable call.
14654 PR middle-end/67485
14655 * expmed.c (expand_mult_const): Change val_so_far's type to UHWI,
14656 only cast it to SHWI for the final comparison.
14658 2016-08-16 Martin Liska <mliska@suse.cz>
14660 PR gcov-profile/36412
14661 * doc/gcov.texi: Document --hash-filenames(-x).
14662 * gcov.c (print_usage): Add the option.
14663 (process_args): Process the option, sort options alphabetically.
14664 (md5sum_to_hex): New function.
14665 (make_gcov_file_name): Do the md5sum and append it to a
14668 2016-08-16 Bin Cheng <bin.cheng@arm.com>
14670 PR tree-optimization/69848
14671 * config/aarch64/aarch64-simd.md (vcond<mode><mode>): Invert NE
14672 and swtich operands to avoid additional NOT instruction.
14673 (vcond<v_cmp_mixed><mode>): Ditto.
14674 (vcondu<mode><mode>, vcondu<mode><v_cmp_mixed>): Ditto.
14676 2016-08-16 Eric Botcazou <ebotcazou@adacore.com>
14678 * doc/install.texi (*-*-solaris2*): Adjust latest change.
14680 2016-08-16 Richard Biener <rguenther@suse.de>
14682 PR tree-optimization/76783
14683 * tree-ssa-propagate.c (ssa_prop_init): Use RPO order. Clear
14684 BB visited flags at start.
14686 2016-08-16 Bin Cheng <bin.cheng@arm.com>
14688 PR tree-optimization/72817
14689 PR tree-optimization/73450
14690 * tree-ssa-loop-niter.c (number_of_iterations_ne): Check
14691 multiple_of_p for adjusted IV.base.
14693 2016-08-15 Uros Bizjak <ubizjak@gmail.com>
14696 * config/i386/sse.md (<code><mode>3<mask_name><round_saeonly_name>):
14697 Emit ieee_<ieee_maxmin><mode>3<mask_name><round_saeonly_name>
14698 for !flag_finite_math_only or flag_signed_zeros.
14699 (*<code><mode>3<mask_name><round_saeonly_name>): Rename from
14700 *<code><mode>3_finite<mask_name><round_saeonly_name>. Do not
14701 depend on flag_finite_math_only.
14702 (ieee_<ieee_maxmin><mode>3<mask_name><round_saeonly_name>):
14704 (*<code><mode>3<mask_name><round_saeonly_name>): Remove.
14705 (*ieee_smin<mode>3): Ditto.
14706 (*ieee_smax<mode>3): Ditto.
14707 * config/i386/mmx.md (mmx_<code>v2sf3): Emit
14708 mmx_ieee_<ieee_maxmin>v2sf3 for !flag_finite_math_only or
14710 (*mmx_<code>v2sf3): Rename from *mmx_<code>v2sf3_finite. Do not
14711 depend on flag_finite_math_only.
14712 (mmx_ieee_<ieee_maxmin>v2sf3): New insn pattern.
14713 (*mmx_<code>v2sf3): Remove.
14714 * config/i386/subst.md (round_saeonly_mask_arg3): New subst attribute.
14715 * config/i386/i386.c (ix86_expand_sse_fp_mimnax): Check
14716 flag_signed_zeros instead of !flag_unsafe_math_optimizations.
14718 2016-08-15 Segher Boessenkool <segher@kernel.crashing.org>
14720 PR rtl-optimization/73650
14721 * lra-constraints.c (simple_move_p): If the insn is multiple_sets
14722 it is not a simple move.
14724 2016-08-15 Martin Liska <mliska@suse.cz>
14727 * gcc.c (do_spec_1): Call save_string with the right size.
14728 (save_string): Do an assert about string we copy.
14730 2016-08-15 Richard Biener <rguenther@suse.de>
14732 * ree.c (rest_of_handle_ree): Remove redundant timevar push/pop.
14733 * config/i386/i386.c (pass_data_insert_vzeroupper): Account to
14735 (pass_data_stv): Likewise.
14737 2016-08-15 Richard Biener <rguenther@suse.de>
14739 PR tree-optimization/73434
14740 * tree-ssa-sccvn.c (vn_reference_maybe_forwprop_address): Preserve
14741 TBAA info on the base when forwarding a non-invariant address.
14743 2016-08-15 Jakub Jelinek <jakub@redhat.com>
14745 * dwarf2out.c (struct checksum_attributes): Add
14746 at_string_length_bit_size and at_string_length_byte_size fields.
14747 (collect_checksum_attributes): Handle DW_AT_string_length_bit_size
14748 and DW_AT_string_length_byte_size.
14749 (die_checksum_ordered): Handle at_string_length_bit_size and
14750 at_string_length_byte_size.
14751 (gen_array_type_die): For dwarf_version >= 5 emit
14752 DW_AT_string_length_byte_size instead of DW_AT_byte_size.
14753 (adjust_string_types): For dwarf_version >= 5 remove
14754 DW_AT_string_length_byte_size instead of DW_AT_byte_size.
14755 (resolve_addr): Likewise.
14758 * dwarf2out.c (string_types): New variable.
14759 (gen_array_type_die): Change early_dwarf handling of
14760 DW_AT_string_length, create DW_OP_call4 referencing the
14761 length var temporarily. Handle parameters that are pointers
14763 (adjust_string_types): New function.
14764 (gen_subprogram_die): Temporarily set string_types to local var,
14765 call adjust_string_types if needed.
14766 (non_dwarf_expression, copy_deref_exprloc, optimize_string_length):
14768 (resolve_addr): Adjust DW_AT_string_length if it is DW_OP_call4.
14770 2016-08-15 Eric Botcazou <ebotcazou@adacore.com>
14772 * doc/install.texi (*-*-solaris2*): Fix version number and document
14773 requirement on GNU make for building libjava with the Solaris linker.
14775 2016-08-15 Martin Liska <mliska@suse.cz>
14776 Jakub Jelinek <jakub@redhat.com>
14778 PR tree-optimization/72824
14779 * tree-loop-distribution.c (const_with_all_bytes_same)
14780 <case VECTOR_CST>: Fix a typo.
14782 2016-08-14 Uros Bizjak <ubizjak@gmail.com>
14785 * config/i386/avx512fintrin.h (_mm512_undefined_epi32):
14786 Renamed from _mm512_undefined_si512.
14787 (_mm_undefined_si512): New definition.
14789 2016-08-13 Richard Biener <rguenther@suse.de>
14791 * tree-ssa-forwprop.c (pass_forwprop::execute): Propagate
14792 into PHIs and update the lattice for its def.
14794 2016-08-12 Jakub Jelinek <jakub@redhat.com>
14797 * ubsan.c (instrument_si_overflow): Pass true instead of false
14799 (pass_ubsan::execute): Call gimple_purge_dead_eh_edges at the end
14800 of bbs. Return TODO_cleanup_cfg if any returned true.
14802 2016-08-12 Michael Meissner <meissner@linux.vnet.ibm.com>
14804 * config/rs6000/vsx.md (vsx_concat_<mode>): Add support for the
14805 ISA 3.0 MTVSRDD instruction.
14806 (vsx_splat_<mode>): Change cpu type of MTVSRDD instruction to
14809 2016-08-12 Bernd Edlinger <bernd.edlinger@hotmail.de>
14811 PR tree-optimization/71083
14812 * tree-predcom.c (ref_at_iteration): Use a COMPONENT_REF for the
14813 bitfield access when possible.
14815 2016-08-12 Patrick Palka <ppalka@gcc.gnu.org>
14817 PR middle-end/71654
14818 * match.pd ((T)A CMP (T)B -> A CMP B): Allow (T)A to be a
14819 sign-changing cast from a shorter unsigned type to a wider
14822 2016-08-12 Jakub Jelinek <jakub@redhat.com>
14824 * config/i386/sse.md (avx512dq_vextract<shuffletype>64x2_1_maskm,
14825 vec_extract_hi_<mode>_mask, vec_extract_lo_<mode>_mask,
14826 vec_extract_hi_<mode>_mask): Use Yk constraint instead of k.
14828 2016-08-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
14830 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost):
14831 Correct costs for vec_construct.
14833 2016-08-12 Bin Cheng <bin.cheng@arm.com>
14835 PR tree-optimization/69848
14836 * tree-vectorizer.h (enum vect_def_type): New condition reduction
14837 type CONST_COND_REDUCTION.
14838 * tree-vect-loop.c (vectorizable_reduction): Support new condition
14839 reudction type CONST_COND_REDUCTION.
14841 2016-08-12 Richard Biener <rguenther@suse.de>
14843 PR tree-optimization/57326
14844 * tree-ssa-pre.c (fully_constant_expression): Handle simplification
14845 returning an SSA name.
14846 (phi_translate_1): When fully_constant_expression returns a NAME
14847 make sure we have a leader for it.
14849 2016-08-12 Martin Liska <mliska@suse.cz>
14850 Adam Fineman <afineman@afineman.com>
14852 * gcov.c (process_file): Create .gcov file when .gcda
14855 2016-08-12 Marek Polacek <polacek@redhat.com>
14858 * alias.c (find_base_value): Adjust fall through comment.
14859 * cfgexpand.c (expand_debug_expr): Likewise.
14860 * combine.c (find_split_point): Likewise.
14861 (expand_compound_operation): Likewise. Add FALLTHRU.
14862 (make_compound_operation): Adjust fall through comment.
14863 (canon_reg_for_combine): Add FALLTHRU.
14864 (force_to_mode): Adjust fall through comment.
14865 (simplify_shift_const_1): Likewise.
14866 (simplify_comparison): Likewise.
14867 * config/aarch64/aarch64-builtins.c (aarch64_simd_expand_args): Add
14869 * config/aarch64/predicates.md: Likewise.
14870 * config/i386/i386.c (function_arg_advance_32): Likewise.
14871 (ix86_gimplify_va_arg): Likewise.
14872 (print_reg): Likewise.
14873 (ix86_print_operand): Likewise.
14874 (ix86_build_const_vector): Likewise.
14875 (ix86_expand_branch): Likewise.
14876 (ix86_sched_init_global): Adjust fall through comment.
14877 (ix86_expand_args_builtin): Add FALLTHRU.
14878 (ix86_expand_builtin): Likewise.
14879 (ix86_expand_vector_init_one_var): Likewise.
14880 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
14881 (rs6000_adjust_cost): Likewise.
14882 (insn_must_be_first_in_group): Likewise.
14883 * config/rs6000/rs6000.md: Likewise. Adjust fall through comment.
14884 * dbxout.c (dbxout_symbol): Adjust fall through comment.
14885 * df-scan.c (df_uses_record): Likewise.
14886 * dojump.c (do_jump): Add FALLTHRU.
14887 * dwarf2out.c (mem_loc_descriptor): Likewise. Adjust fall through
14889 (resolve_args_picking_1): Adjust fall through comment.
14890 (loc_list_from_tree_1): Likewise.
14891 * expmed.c (make_tree): Likewise.
14892 * expr.c (expand_expr_real_2): Add FALLTHRU.
14893 (expand_expr_real_1): Likewise. Adjust fall through comment.
14894 * fold-const.c (const_binop): Adjust fall through comment.
14895 (fold_truth_not_expr): Likewise.
14896 (fold_cond_expr_with_comparison): Add FALLTHRU.
14897 (fold_binary_loc): Likewise.
14898 (contains_label_1): Adjust fall through comment.
14899 (multiple_of_p): Likewise.
14900 * gcov-tool.c (process_args): Add FALLTHRU.
14901 * genattrtab.c (check_attr_test): Likewise.
14902 (write_test_expr): Likewise.
14903 * genconfig.c (walk_insn_part): Likewise.
14904 * genpreds.c (validate_exp): Adjust fall through comment.
14905 (needs_variable): Likewise.
14906 * gensupport.c (get_alternatives_number): Add FALLTHRU.
14907 (subst_dup): Likewise.
14908 * gimple-pretty-print.c (dump_gimple_assign): Likewise.
14909 * gimplify.c (gimplify_addr_expr): Adjust fall through comment.
14910 (gimplify_scan_omp_clauses): Add FALLTHRU.
14911 (goa_stabilize_expr): Likewise.
14912 * graphite-isl-ast-to-gimple.c (substitute_ssa_name): Adjust fall
14914 * hsa-gen.c (get_address_from_value): Likewise.
14915 * ipa-icf.c (sem_function::hash_stmt): Likewise.
14916 * ira.c (ira_setup_alts): Add FALLTHRU.
14917 * lra-eliminations.c (lra_eliminate_regs_1): Adjust fall through
14919 * lto-streamer-out.c (lto_output_tree_ref): Add FALLTHRU.
14920 * opts.c (common_handle_option): Likewise.
14921 * read-rtl.c (read_rtx_code): Likewise.
14922 * real.c (round_for_format): Likewise.
14923 * recog.c (asm_operand_ok): Likewise.
14924 * reginfo.c (reg_scan_mark_refs): Adjust fall through comment.
14925 * reload1.c (set_label_offsets): Likewise.
14926 (eliminate_regs_1): Likewise.
14927 (reload_reg_reaches_end_p): Likewise.
14928 * rtlanal.c (commutative_operand_precedence): Add FALLTHRU.
14929 (rtx_cost): Likewise.
14930 * sched-rgn.c (is_exception_free): Likewise.
14931 * simplify-rtx.c (simplify_rtx): Adjust fall through comment.
14932 * stor-layout.c (int_mode_for_mode): Likewise.
14933 * toplev.c (print_to_asm_out_file): Likewise.
14934 (print_to_stderr): Likewise.
14935 * tree-cfg.c (gimple_verify_flow_info): Likewise.
14936 * tree-chrec.c (chrec_fold_plus_1): Add FALLTHRU.
14937 (chrec_fold_multiply): Likewise.
14938 (evolution_function_is_invariant_rec_p): Likewise.
14939 (for_each_scev_op): Likewise.
14940 * tree-data-ref.c (siv_subscript_p): Likewise.
14941 (get_references_in_stmt): Likewise.
14942 * tree.c (find_placeholder_in_expr): Adjust fall through comment.
14943 (substitute_in_expr): Likewise.
14944 (type_cache_hasher::equal): Likewise.
14945 (walk_type_fields): Likewise.
14946 * var-tracking.c (adjust_mems): Add FALLTHRU.
14947 (set_dv_changed): Adjust fall through comment.
14948 * varasm.c (default_function_section): Add FALLTHRU.
14950 2016-08-12 Marek Polacek <polacek@redhat.com>
14953 * tree-complex.c (expand_complex_division): Add missing break.
14955 2016-08-12 Richard Biener <rguenther@suse.de>
14957 * passes.c (execute_todo): Do not push/pop TV_TODO.
14958 (execute_one_ipa_transform_pass): Move timevar push/pop TODO execution.
14959 (execute_one_pass): Likewise.
14960 * common.opt (ftime-report-details): New switch.
14961 * doc/invoke.texi (ftime-report-details): Document.
14962 * timevar.h (timer::print_row): Adjust signature.
14963 (timer::all_zero): New static helper.
14964 (timer::child_map_t): New typedef.
14965 (timer::time_var_def): Add children field.
14966 * timevar.c (timer::named_items::print): Adjust.
14967 (timer::~timer): Free timevar recorded children.
14968 (timer::pop_internal): When -ftime-report-details record
14969 time spent in sub-timevars.
14970 (timer::print_row): Adjust.
14971 (timer::print): Print sub-timevar stats, use all_zero.
14972 * timevar.def (TV_TODO): Remove.
14974 2016-08-12 Richard Biener <rguenther@suse.de>
14976 PR tree-optimization/72851
14977 * tree-ssa-propagate.c: Include cfganal.h. Rewrite block and stmt
14978 worklists to use bitmaps indexed in execution order.
14979 (executable_blocks, cfg_blocks_num, cfg_blocks_tail, cfg_blocks_head,
14980 bb_in_list, interesting_ssa_edges, varying_ssa_edges): Remove.
14981 (cfg_blocks): Make a bitmap.
14982 (bb_to_cfg_order, cfg_order_to_bb, ssa_edge_worklist, uid_to_stmt):
14984 (cfg_blocks_empty_p): Adjust.
14985 (cfg_blocks_add): Likewise.
14986 (cfg_blocks_get): Likewise.
14987 (add_ssa_edge): Likewise.
14988 (add_control_edge): Likewise.
14989 (simulate_stmt): Likewise.
14990 (process_ssa_edge_worklist): Likewise.
14991 (simulate_block): Likewise.
14992 (ssa_prop_init): Compute PRE order and stmt UIDs.
14993 (ssa_prop_fini): Adjust.
14994 (ssa_propagate): Adjust.
14996 2016-08-12 Richard Biener <rguenther@suse.de>
14998 * tree-vrp.c (vrp_visit_phi_node): Allow a last iteration if
14999 the currently executable edges have fixed ranges. Always
15000 go through update_value_range.
15002 2016-08-12 Alexandre Oliva <aoliva@redhat.com>
15006 (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Const_tree-ify.
15007 (LANG_HOOKS_FUNCTION_DECL_DELETED_P): Likewise.
15008 (LANG_HOOKS_FUNCTION_DECL_DEFAULTED): Set default.
15009 (LANG_HOOKS_DECLS): Add it.
15010 * langhooks.h (struct lang_hooks_for_decls): Add
15011 function_decl_defaulted. Const_tree-ify
15012 function_decl_explicit_p and function_decl_deleted_p.
15013 * dwarf2out.c (gen_subprogram_die): Add DW_AT_defaulted
15014 attribute. Add DW_AT_deleted instead of DW_AT_GNU_deleted,
15015 also at strict DWARF v5.
15018 * dwarf2out.c (decl_quals): Don't map TREE_READONLY to
15019 TYPE_QUAL_CONST in reference-typed decls.
15022 * dwarf2out.c (loc_list_from_tree_1): Expand some CONSTRUCTORs
15023 in DW_OP_pieces, just enough to handle pointers to member
15025 (gen_remaining_tmpl_value_param_die_attribute): Use a location
15026 expression on DWARFv5 if a constant value doesn't work.
15028 2016-08-11 David Malcolm <dmalcolm@redhat.com>
15030 * selftest-run-tests.c (selftest::run_tests): Call selftest_c_tests.
15031 * selftest.c (selftest::test_assertions): New function.
15032 (selftest::selftest_c_tests): New function.
15033 * selftest.h (selftest::selftest_c_tests): New declaration.
15035 2016-08-11 Richard Biener <rguenther@suse.de>
15036 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
15038 PR rtl-optimization/72855
15039 * df-core.c (df_verify): Turn off DF_VERIFY_SCHEDULED at end.
15041 2016-08-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
15044 * vsx.md (vsx_load_<mode>): For P8LE, emit swaps at expand time.
15045 (vsx_store_<mode>): Likewise.
15047 2015-08-11 H.J. Lu <hongjiu.lu@intel.com>
15049 * config/i386/i386.c (timode_scalar_to_vector_candidate_p): Allow
15050 TImode CONST_WIDE_INT store.
15051 (timode_scalar_chain::convert_insn): Handle CONST_WIDE_INT store.
15053 2015-08-11 H.J. Lu <hongjiu.lu@intel.com>
15055 * config/i386/i386.h (MOVE_MAX_PIECES): Use TImode in 64-bit
15056 mode if unaligned SSE load and store are optimal.
15058 2016-08-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
15060 PR tree-optimization/71083
15061 * tree-predcom.c (ref_at_iteration): Correctly align the
15064 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
15066 * config/s390/s390-builtin-types.def: Add INT128 types.
15067 * config/s390/s390-builtins.def: Add INT128 variants for the add
15068 sub low-level builtins dealing with TImode.
15069 * config/s390/s390.c (s390_expand_builtin): Allow mode conversions
15070 via subreg when expanding a builtin.
15071 * config/s390/s390.md: Remove UNSPEC_VEC_ADDC_U128,
15072 UNSPEC_VEC_SUB_U128, and UNSPEC_VEC_SUBC_U128 constants.
15074 * config/s390/vecintrin.h: Adjust builtin names accordingly.
15075 * config/s390/vx-builtins.md ("vec_add_u128"): Remove expander.
15076 ("vec_addc<mode>", "vec_addc_u128"): Merge to
15077 "vacc<bhfgq>_<mode>".
15078 ("vec_adde_u128"): Rename to "vacq". Change mode to TImode.
15079 ("vec_addec_u128"): Rename to "vacccq". Change mode to TImode.
15080 ("vec_subc<mode>", "vec_subc_u128"): Merge to
15081 "vscbi<bhfgq>_<mode>".
15082 ("vec_sube_u128"): Rename to "vsbiq". Change mode to TImode.
15083 ("vec_subec_u128"): Rename to "vsbcbiq". Change mode to TImode.
15085 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
15087 * config/s390/s390-builtins.def: Mark last operand of s390_vlvg*
15089 2016-08-11 Bin Cheng <bin.cheng@arm.com>
15091 * config/aarch64/aarch64-simd.md (vcond<mode><mode>): Delete
15092 unused declaration.
15093 (vcond<v_cmp_mixed><mode>): Ditto.
15094 (vcondu<mode><mode>, vcondu<mode><v_cmp_mixed>): Ditto.
15096 2016-08-11 Bin Cheng <bin.cheng@arm.com>
15098 * config/aarch64/aarch64-simd.md (vec_cmp<mode><v_cmp_result>): Init
15099 variable explicitly, also assert on it before use.
15101 2016-08-11 Richard Biener <rguenther@suse.de>
15103 PR tree-optimization/72772
15104 * cfgloopmanip.c (create_preheader): Use split_edge if there
15105 is a single loop entry, avoiding degenerate PHIs.
15107 2016-08-11 Richard Biener <rguenther@suse.de>
15109 * tree-ssa-threadbackward.c (pass_data_thread_jumps): Remove
15110 unconditional TODO_cleanup_cfg.
15111 (pass_thread_jumps::execute): Initialize loops, perform a CFG
15112 cleanup only if we threaded a jump.
15114 2016-08-11 Alan Modra <amodra@gmail.com>
15117 * lra-constraints.c (simplify_operand_subreg): Allow subreg
15118 mode for mem when SLOW_UNALIGNED_ACCESS if inner mode is also
15119 slow. Emit two reloads for slow mem case, first loading in
15120 fast innermode, then converting to required mode.
15122 2016-08-10 Kelvin Nilsen <kelvin@gcc.gnu.org>
15124 * config/rs6000/altivec.h (vec_extract_exp): New macro.
15125 (vec_extract_sig): New macro.
15126 (vec_insert_exp): New macro.
15127 (vec_test_data_class): New macro.
15128 (scalar_extract_exp): New macro.
15129 (scalar_extract_sig): New macro.
15130 (scalar_insert_exp): New macro.
15131 (scalar_test_data_class): New macro.
15132 (scalar_test_neg): New macro.
15133 (scalar_cmp_exp_gt): New macro.
15134 (scalar_cmp_exp_lt): New macro.
15135 (scalar_cmp_exp_eq): New macro.
15136 (scalar_cmp_exp_unordered): New macro.
15137 * config/rs6000/predicates.md (u7bit_cint_operand): New predicate
15138 to enforce constraint that operand is a 7-bit unsigned literal.
15139 * config/rs6000/rs6000-builtin.def (BU_P9V_64BIT_VSX_1): New macro
15140 for power9 built-ins.
15141 (BU_P9V_VSX_2): Likewise.
15142 (BU_P9V_64BIT_VSX_2): Likewise.
15143 (VSEEDP): Add scalar extract exponent support.
15144 (VSEESP): Add scalar extract signature support.
15145 (VSTDCNDP): Add scalar test negative support.
15146 (VSTDCNSP): Likewise.
15147 (VSIEDP): Add scalar insert exponent support.
15148 (VSCEDPGT): Add scalar compare exponent greater than support.
15149 (VSCEDPLT): Add scalar compare exponent less than support.
15150 (VSCEDPEQ): Add scalar compare exponent test-for-equality support.
15151 (VSCEDPUO): Add scalar compare exponent test-for-unordered support.
15152 (VSTDCDP): Add scalar test data class support.
15153 (VSTDCSP): Likewise.
15154 (VSEEDP): Add overload support for scalar extract exponent
15156 (VSESDP): Add overload support for scalar extract signature
15158 (VSTDCN): Add overload support for scalar test negative
15160 (VSTDCNDP): Add overload support for scalar test negative
15162 (VSTDCNSP): Add overload support for scalar test negative
15164 (VSIEDP): Add overload support for scalar insert exponent
15166 (VSTDC): Add overload support for scalar test data class
15168 (VSTDCDP): Add overload support for scalar test data class
15170 (VSTDCSP): Add overload support for scalar test data class
15172 (VSCEDPGT): Add overload support for scalar compare exponent
15173 greater than operation.
15174 (VSCEDPLT): Add overload support for scalar compare exponent
15175 less than operation.
15176 (VSCEDPEQ): Add overload support for scalar compare exponent
15177 test-for-equality operation.
15178 (VSCEDPUO): Add overload support for scalar compare exponent
15179 test-for-unordered operation.
15180 (VEEDP): Add vector extract exponent support.
15182 (VESDP): Add vector extract significand support.
15184 (VIEDP): Add vector insert exponent support.
15186 (VTDCDP): Add vector test data class support.
15187 (VTDCSP): Likewise.
15188 (VES): Add overload support for vector extract significand operation.
15191 (VEE): Add overload support for vector extract exponent operation.
15194 (VTDC): Add overload support for vector test data class operation.
15195 (VTDCDP): Likewise.
15196 (VTDCSP): Likewise.
15197 (VIE): Add overload support for vector insert exponent operation.
15200 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
15201 overloaded binary floating point functions.
15202 (altivec_resolve_overloaded_builtin): Improve error messages to
15203 distinguish between functions not supported in the current
15204 compiler configuration and functions that were invoked with an
15205 invalid parameter combination, and include the built-in function
15206 name in both error messages.
15207 * config/rs6000/rs6000-protos.h (rs6000_overloaded_builtin_name):
15209 * config/rs6000/rs6000.c (rs6000_overloaded_builtin_name): New
15211 (rs6000_expand_binop_builtin): Add check to enforce that argument
15212 2 of the test data class operations is a 7-bit unsigned literal.
15213 (rs6000_invalid_builtin): Add code to issue an error message if a
15214 built-in function that requires the power9_vector and -m32
15215 command-line options is compiled without these options.
15216 * config/rs6000/vsx.md (UNSPEC_VSX_SXEXPDP): New value.
15217 (UNSPEC_VSX_SXSIGDP): New value.
15218 (UNSPEC_VSX_SXSIGPDP): New value.
15219 (UNSPEC_VSX_SIEXPDP): New value.
15220 (UNSPEC_VSX_SCMPEXPDP): New value.
15221 (UNSPEC_VSX_STSTDC): New value.
15222 (UNSPEC_VSX_VXEXP): New value.
15223 (UNSPEC_VSX_VXSIG): New value.
15224 (UNSPEC_VSX_VIEXP): New value.
15225 (UNSPEC_VSX_VTSTDC): New value.
15226 (xsxexpdp): New insn for scalar extract exponent.
15227 (xsxsigdp): New insn for scalar extract significand.
15228 (xsiexpdp): New insn for scalar insert exponent.
15229 (xscmpexpdp_<code>): New expansion for scalar compare exponents.
15230 (*xscmpexpdp): New insn for scalar compare exponents.
15231 (xststdc<Fvsx): New expansion for both single- and
15232 double-precision scalar test data class operations.
15233 (xststdcneg<Fvsx>): New expansion for both single- and
15234 double-precision scalar test for negative value operations.
15235 (*xststdc<Fvsx>): New insn for scalar test data class
15237 (xvxexp<VSs>): New insn for single- and double-precision
15238 vector extract exponent operation.
15239 (xvxsig<VSs>): New insn for single- and double-precision
15240 vector extract significand operation.
15241 (xviexp<VSs>): New insn for single- and double-precision
15242 vector insert exponent operation.
15243 (xvtstdc<VSs>): New insn for single- and double-precision
15244 vector test data class operation.
15245 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
15246 built-in functions to represent the Power9 binary floating-point
15247 support instructions.
15249 2016-08-10 bin cheng <bin.cheng@arm.com>
15251 * doc/sourcebuild.texi (@item vect_cond_mixed): New item.
15253 2016-08-10 Alan Lawrence <alan.lawrence@arm.com>
15254 Renlin Li <renlin.li@arm.com>
15255 Bin Cheng <bin.cheng@arm.com>
15257 * config/aarch64/iterators.md (V_cmp_mixed, v_cmp_mixed): New.
15258 * config/aarch64/aarch64-simd.md (<su><maxmin>v2di3): Call
15259 gen_vcondv2div2di instead of gen_aarch64_vcond_internalv2div2di.
15260 (aarch64_vcond_internal<mode><mode>): Delete pattern.
15261 (aarch64_vcond_internal<VDQF_COND:mode><VDQF:mode>): Ditto.
15262 (vcond<v_cmp_result><mode>): Ditto.
15263 (vcond<mode><mode>): Re-implement using vec_cmp and vcond_mask.
15264 (vcondu<mode><mode>): Ditto.
15265 (vcond<v_cmp_mixed><mode>): New pattern.
15266 (vcondu<mode><v_cmp_mixed>): New pattern.
15267 (aarch64_cmtst<mode>): Revise comment using aarch64_vcond instead
15268 of aarch64_vcond_internal.
15270 2016-08-10 Alan Lawrence <alan.lawrence@arm.com>
15271 Renlin Li <renlin.li@arm.com>
15272 Bin Cheng <bin.cheng@arm.com>
15274 * config/aarch64/aarch64-simd.md (vec_cmp<mode><mode>): New pattern.
15275 (vec_cmp<mode><v_cmp_result>): New pattern.
15276 (vec_cmpu<mode><mode>): New pattern.
15277 (vcond_mask_<mode><v_cmp_result>): New pattern.
15279 2016-08-10 Yuri Rumyantsev <ysrumyan@gmail.com>
15281 PR tree-optimization/71734
15282 * tree-ssa-loop-im.c (ref_indep_loop_p): Add new argument
15283 REF_LOOP, invoke ref_indep_loop_p_1.
15284 (outermost_indep_loop): Pass LOOP argumnet where REF was defined
15285 to ref_indep_loop_p.
15286 (ref_indep_loop_p_1): Fix commentary, add argument REF_LOOP,
15287 combine it with ref_indep_lopp_p_2, update SAFELEN if only REF
15288 is inside LOOP, do not cache dpendence value for loops with
15290 (ref_indep_loop_p_2): Delete function.
15291 (can_sm_ref_p): Pass LOOP as additional argument to
15294 2016-08-10 Michael Meissner <meissner@linux.vnet.ibm.com>
15297 * config/rs6000/rs6000.c (mem_operand_ds_form): Add check for op
15298 being an offsettable address.
15300 2016-08-10 Martin Liska <mliska@suse.cz>
15302 PR gcov-profile/58306
15303 * tree-profile.c (gimple_init_edge_profiler): Create conditionally
15304 atomic variants of profile update functions.
15306 2016-08-10 Martin Liska <mliska@suse.cz>
15308 Cherry picked (and modified) from google-4_7 branch
15309 2012-12-26 Rong Xu <xur@google.com>
15310 * common.opt (fprofile-update): Add new flag.
15311 * coretypes.h: Define enum profile_update.
15312 * doc/invoke.texi: Document -fprofile-update.
15313 * gcov-io.h: Declare GCOV_TYPE_ATOMIC_FETCH_ADD and
15314 GCOV_TYPE_ATOMIC_FETCH_ADD_FN.
15315 * tree-profile.c (gimple_init_edge_profiler): Generate
15316 also atomic profiler update.
15317 (gimple_gen_edge_profiler): Likewise.
15319 2016-08-10 David Malcolm <dmalcolm@redhat.com>
15321 * toplev.c (finalize): Set aux_info_file, asm_out_file, and
15322 stack_usage_file to NULL after fclose calls.
15324 2016-08-10 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
15327 * reload.c (push_reload): Compute subreg_in_class for
15328 subregs of constants and plus expressions. Remove special
15329 handling of SYMBOL_REFs.
15331 2016-08-10 Alan Modra <amodra@gmail.com>
15334 * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Return
15335 SImode for TARGET_E500_DOUBLE when given SImode.
15337 2016-08-09 David Wohlferd <dw@LimeGreenSocks.com>
15339 * config/i3836/avx512fintrin.h (_mm512_cvtsepi64_epi32): Remove
15340 unused variable __O.
15342 2016-08-09 Martin Liska <mliska@suse.cz>
15344 * doc/gcov.texi: Change _gcov_dump to __gcov_dump and
15345 _gcov_reset to __gcov_reset.
15346 * doc/gcov-tool.texi: Fix typo.
15348 2016-08-09 Martin Liska <mliska@suse.cz>
15350 * value-prof.c (gimple_divmod_values_to_profile): Do not
15351 instrument MOD histogram if a value is not a SSA name.
15353 2016-08-09 Martin Liska <mliska@suse.cz>
15355 * value-prof.c (dump_histogram_value): Swap pow2 and non-pow2
15358 2016-08-09 Renlin Li <renlin.li@arm.com>
15360 PR middle-end/64971
15361 * calls.c (prepare_call_address): Convert funexp to Pmode when
15363 * config/aarch64/aarch64.md (sibcall): Remove fix for PR 64971.
15364 (sibcall_value): Likewise.
15366 2016-08-09 Marek Polacek <polacek@redhat.com>
15369 * cselib.c (cselib_expand_value_rtx_1): Add return.
15370 * gengtype.c (dbgprint_count_type_at): Likewise.
15371 * hsa-gen.c (gen_hsa_insn_for_internal_fn_call): Likewise.
15372 * reg-stack.c (get_true_reg): Restructure to avoid fallthrough warning.
15374 2016-08-09 Martin Jambor <mjambor@suse.cz>
15377 * ipa-polymorphic-call.c (get_dynamic_type): Bail out gracefully
15378 if instance is a MEM_REF.
15380 2016-08-09 Uros Bizjak <ubizjak@gmail.com>
15383 * config/i386/i386.md (*movtf_internal): Use
15384 lra_in_progress || reload_completed instead of !can_create_pseudo_p
15385 in the insn constraint.
15386 (*movxf_internal): Ditto.
15387 (*movdf_internal): Ditto.
15388 (*movsf_internal): Ditto.
15390 2016-08-09 Bin Cheng <bin.cheng@arm.com>
15392 PR tree-optimization/72772
15393 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
15396 2016-08-09 Bin Cheng <bin.cheng@arm.com>
15398 PR tree-optimization/72772
15399 * tree-ssa-loop-niter.h (simplify_using_initial_conditions): Delete
15401 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Delete
15402 parameter STOP and update calls. Move expand_simple_operations
15403 function call from here...
15404 (simplify_using_initial_conditions): ...to here. Delete parameter
15406 (tree_simplify_using_condition): Delete parameter STOP.
15407 * tree-scalar-evolution.c (simple_iv_with_niters): Update call to
15408 simplify_using_initial_conditions.
15410 2016-08-09 Matthew Fortune <matthew.fortune@imgtec.com>
15413 * config/mips/mips.c (mips_atomic_assign_expand_fenv):
15414 Use create_tmp_var_raw instead of create_tmp_var.
15416 2016-08-09 Richard Biener <rguenther@suse.de>
15418 * tree-ssa-threadbackward.c (profitable_jump_thread_path):
15419 Treat same SSA names related.
15421 2016-08-09 Jakub Jelinek <jakub@redhat.com>
15423 PR tree-optimization/72824
15424 * tree-loop-distribution.c (const_with_all_bytes_same): Verify
15425 real_zerop is not negative.
15427 2016-08-09 Richard Biener <rguenther@suse.de>
15429 PR tree-optimization/71802
15430 * tree-cfgcleanup.c (cleanup_tree_cfg_bb): Make sure to catch
15431 all merge opportunities with the predecessor.
15433 2016-08-09 Richard Biener <rguenther@suse.de>
15436 * ipa-prop.c (ipa_modify_formal_parameters): Build
15437 parameter types with natural alignment also for the
15440 2016-08-08 Andi Kleen <ak@linux.intel.com>
15442 * tree-vrp.c (get_single_symbol): Always initialize inv and neg.
15444 2016-08-08 David Malcolm <dmalcolm@redhat.com>
15447 * langhooks-def.h (LANG_HOOKS_RUN_LANG_SELFTESTS): New default
15448 do-nothing langhook.
15449 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_RUN_LANG_SELFTESTS.
15450 * langhooks.h (struct lang_hooks): Add run_lang_selftests.
15451 * selftest-run-tests.c: Include "tree.h" and "langhooks.h".
15452 (selftest::run_tests): Call lang_hooks.run_lang_selftests.
15454 2016-08-08 David Malcolm <dmalcolm@redhat.com>
15457 * input.c: Ensure that HAVE_ICONV is defined.
15459 2016-08-08 Jakub Jelinek <jakub@redhat.com>
15461 PR middle-end/72781
15462 * omp-low.c (lower_lastprivate_clauses): Set TREE_NO_WARNING on the
15463 private vars for lastprivate and for linear iterator.
15465 PR middle-end/68762
15466 * omp-simd-clone.c: Include varasm.h.
15467 (simd_clone_create): Copy over DECL_COMDAT, DECL_WEAK, DECL_EXTERNAL,
15468 DECL_VISIBILITY, DECL_VISIBILITY_SPECIFIED, DECL_DLLIMPORT_P and for
15469 DECL_ONE_ONLY call make_decl_one_only. Fix up spelling in comment and
15470 update function name.
15472 2016-07-29 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
15474 * config/avr/driver-avr.c (specfiles_doc_url): Remove.
15475 (avr_diagnose_devicespecs_error): Remove.
15476 (avr_devicespecs_file): Remove composing absolute path for specfile
15477 and its verbose info. Remove conditions to check specs-file,
15479 2016-08-08 Jakub Jelinek <jakub@redhat.com>
15481 PR rtl-optimization/72821
15482 * lra-spills.c (regno_in_use_p): Don't use BLOCK_FOR_INSN on barriers,
15483 just return false for them.
15485 2016-08-08 Alan Modra <amodra@gmail.com>
15488 * config/rs6000/rs6000.c (toc_relative_expr_p): Allow (lo_sum (high))
15489 toc refs created during reload. Update function comment.
15491 2016-08-08 Alan Modra <amodra@gmail.com>
15494 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Sort
15495 alternatives. Put loads first, then stores, and reg/reg moves
15496 within same class later. Delete attr length.
15498 2016-08-08 Alan Modra <amodra@gmail.com>
15501 * config/rs6000/rs6000.c (mem_operand_gpr): Remove vsx dform test.
15502 (mem_operand_ds_form): New predicate.
15503 * config/rs6000/rs6000-protos.h (mem_operand_ds_form): Declare.
15504 * config/rs6000/constraints.md (wY): Use mem_operand_df_form.
15505 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): Delete.
15506 * config/rs6000/rs6000.md (f32_lm2, f32_sm2): Use wY for SF.
15507 (extendsfdf2_fpr): Replace o constraint with wY.
15509 2016-08-07 Jan Hubicka <hubicka@ucw.cz>
15511 * tree-ssa-threadbackward.c: Include tree-inline.h
15512 (profitable_jump_thread_path): Use estimate_num_insns to estimate
15513 size of copied block; for cold paths reduce duplication.
15514 (find_jump_threads_backwards): Remove redundant tests.
15515 (pass_thread_jumps::gate): Enable for -Os.
15517 2016-08-07 Jakub Jelinek <jakub@redhat.com>
15520 * stor-layout.c (layout_decl): Fix up formatting.
15521 (relayout_decl): Allow DECL to be FIELD_DECL.
15523 2016-08-07 Alan Modra <amodra@gmail.com>
15525 * config/rs6000/rs6000.md (fix_trunc<mode>si2): Fix mode of reg.
15527 2016-08-07 Kugan Vivekanandarajah <kuganv@linaro.org>
15529 * data-streamer-in.c (streamer_read_wide_int): New.
15530 (streamer_read_widest_int): Renamed function.
15531 * data-streamer-out.c (streamer_write_wide_int): New
15532 (streamer_write_widest_int): Renamed function.
15533 * lto-streamer-in.c (streamer_read_wi): Renamed and moved to
15535 (input_cfg): Call renamed function.
15536 * lto-streamer-out.c (streamer_write_wi): Renamed and moved to
15538 (output_cfg): Call renamed function.
15539 * data-streamer.h: Add declarations.
15541 2016-08-08 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
15543 * tree-ssa-ccp.c (extend_mask): New param sgn.
15544 Remove ORing with wi::mask.
15545 (get_default_value): Adjust call to extend_mask to pass sign.
15546 (evaluate_stmt): Likewise.
15548 2016-08-06 Jakub Jelinek <jakub@redhat.com>
15550 * gcov.c (handle_cycle): Use INTTYPE_MAXIMUM (int64_t) instead of
15553 2016-08-06 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
15555 * match.pd ((intptr_t) x eq/ne CST to x eq/ne (typeof x) cst): Disable
15556 transform if operand's type is pointer to function or method.
15558 2016-08-05 Patrick Palka <ppalka@gcc.gnu.org>
15560 PR tree-optimization/18046
15561 * tree-ssa-threadedge.c: Include cfganal.h.
15562 (simplify_control_statement_condition): If simplifying a
15563 GIMPLE_SWITCH, replace the index operand of the GIMPLE_SWITCH
15564 with the dominating ASSERT_EXPR before handing it off to VRP.
15565 Mention that a CASE_LABEL_EXPR may be returned.
15566 (thread_around_empty_blocks): Adjust to handle
15567 simplify_control_statement_condition() returning a
15569 (thread_through_normal_block): Likewise.
15570 * tree-vrp.c (simplify_stmt_for_jump_threading): Simplify
15571 a switch statement by trying to determine which case label
15574 2016-08-05 Vladimir Makarov <vmakarov@redhat.com>
15576 PR rtl-optimization/69847
15577 * lra-constraints.c (process_invariant_for_inheritance): Save
15578 pattern instead of src.
15579 (remove_inheritance_pseudos): Use the pattern. Add assert.
15581 2016-08-05 David Malcolm <dmalcolm@redhat.com>
15583 * input.c (string_concat::string_concat): New constructor.
15584 (string_concat_db::string_concat_db): New constructor.
15585 (string_concat_db::record_string_concatenation): New method.
15586 (string_concat_db::get_string_concatenation): New method.
15587 (string_concat_db::get_key_loc): New method.
15588 (class auto_cpp_string_vec): New class.
15589 (get_substring_ranges_for_loc): New function.
15590 (get_source_range_for_substring): New function.
15591 (get_num_source_ranges_for_substring): New function.
15592 (class selftest::lexer_test_options): New class.
15593 (struct selftest::lexer_test): New struct.
15594 (class selftest::ebcdic_execution_charset): New class.
15595 (selftest::ebcdic_execution_charset::s_singleton): New variable.
15596 (selftest::lexer_test::lexer_test): New constructor.
15597 (selftest::lexer_test::~lexer_test): New destructor.
15598 (selftest::lexer_test::get_token): New method.
15599 (selftest::assert_char_at_range): New function.
15600 (ASSERT_CHAR_AT_RANGE): New macro.
15601 (selftest::assert_num_substring_ranges): New function.
15602 (ASSERT_NUM_SUBSTRING_RANGES): New macro.
15603 (selftest::assert_has_no_substring_ranges): New function.
15604 (ASSERT_HAS_NO_SUBSTRING_RANGES): New macro.
15605 (selftest::test_lexer_string_locations_simple): New function.
15606 (selftest::test_lexer_string_locations_ebcdic): New function.
15607 (selftest::test_lexer_string_locations_hex): New function.
15608 (selftest::test_lexer_string_locations_oct): New function.
15609 (selftest::test_lexer_string_locations_letter_escape_1): New function.
15610 (selftest::test_lexer_string_locations_letter_escape_2): New function.
15611 (selftest::test_lexer_string_locations_ucn4): New function.
15612 (selftest::test_lexer_string_locations_ucn8): New function.
15613 (selftest::uint32_from_big_endian): New function.
15614 (selftest::test_lexer_string_locations_wide_string): New function.
15615 (selftest::uint16_from_big_endian): New function.
15616 (selftest::test_lexer_string_locations_string16): New function.
15617 (selftest::test_lexer_string_locations_string32): New function.
15618 (selftest::test_lexer_string_locations_u8): New function.
15619 (selftest::test_lexer_string_locations_utf8_source): New function.
15620 (selftest::test_lexer_string_locations_concatenation_1): New
15622 (selftest::test_lexer_string_locations_concatenation_2): New
15624 (selftest::test_lexer_string_locations_concatenation_3): New
15626 (selftest::test_lexer_string_locations_macro): New function.
15627 (selftest::test_lexer_string_locations_stringified_macro_argument):
15629 (selftest::test_lexer_string_locations_non_string): New function.
15630 (selftest::test_lexer_string_locations_long_line): New function.
15631 (selftest::test_lexer_char_constants): New function.
15632 (selftest::input_c_tests): Call the new test functions once per
15633 case within the line_table test matrix.
15634 * input.h (struct string_concat): New struct.
15635 (struct location_hash): New struct.
15636 (class string_concat_db): New class.
15637 * substring-locations.h: New header.
15639 2016-08-05 Patrick Palka <ppalka@gcc.gnu.org>
15641 PR tree-optimization/72810
15642 * tree-vrp.c (simplify_switch_using_ranges): Avoid changing
15643 the type of the case labels when truncating.
15645 2016-08-05 James Greenhalgh <james.greenhalgh@arm.com>
15648 * config/aarch64/aarch64.h (aarch64_fp16_type_node): Declare.
15649 (aarch64_fp16_ptr_type_node): Likewise.
15650 * config/aarch64/aarch64-simd-builtins.c
15651 (aarch64_fp16_ptr_type_node): Define.
15652 (aarch64_init_fp16_types): New, refactored out of...
15653 (aarch64_init_builtins): ...here, update to call
15654 aarch64_init_fp16_types.
15655 * config/aarch64/aarch64.c (aarch64_gimplify_va_arg_expr): Handle
15657 (aapcs_vfp_sub_candidate): Likewise.
15659 2016-08-05 Martin Liska <mliska@suse.cz>
15660 Joshua Cranmer <Pidgeot18@gmail.com>
15662 * gcov.c (line_t::has_block): New function.
15663 (enum loop_type): New enum.
15664 (handle_cycle): New function.
15665 (unblock): Likewise.
15666 (circuit): Likewise.
15667 (get_cycles_count): Likewise.
15668 (accumulate_line_counts): Use new loop detection algorithm.
15670 2016-08-05 Martin Liska <mliska@suse.cz>
15672 * gcov.c (output_intermediate_file): Rename
15673 function_info::line_next to next_file_fn.
15674 (process_file): Likewise.
15675 (read_graph_file): Likewise.
15676 (accumulate_line_counts): Likewise.
15677 (output_lines): Likewise.
15679 2016-08-05 Richard Biener <rguenther@suse.de>
15681 * tree-ssa-threadupdate.c (thread_block_1): Remove unnecessary
15682 restriction on threading to a loop header.
15684 2016-08-05 Richard Biener <rguenther@suse.de>
15686 * tree-cfgcleanup.c (tree_forwarder_block_p): Use bb_loop_header_p.
15687 * cfghooks.c (force_nonfallthru): If we ended up splitting a latch
15688 adjust loop info accordingly.
15690 2016-08-05 Kugan Vivekanandarajah <kuganv@linaro.org>
15692 * tree-vrp.c (extract_range_basic): Check cfun->after_inlining
15693 before folding call to __builtin_constant_p with parameters to false.
15695 2016-08-05 Alan Modra <amodra@gmail.com>
15697 * config/rs6000/rs6000.c (rs6000_preferred_reload_class): Delete
15698 code accidentally committed 2016-05-02 providing class when given
15701 2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
15703 * tree-vrp.c (simplify_switch_using_ranges): Try to truncate
15704 the case label ranges that partially overlap with OP's value
15707 2016-08-04 Uros Bizjak <ubizjak@gmail.com>
15710 * config/i386/avx512fintrin.h (_mm512_cmp_epi32_mask) [!__OPTIMIZE__]:
15711 Cast builtin function result to __mmask16 instead of __mmask8.
15712 (_mm512_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto.
15713 (_mm512_mask_cmp_epi32_mask) [!__OPTIMIZE__]: Ditto.
15714 (_mm512_mask_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto.
15716 2016-08-04 David Malcolm <dmalcolm@redhat.com>
15718 * selftest.h (ASSERT_TRUE): Reimplement in terms of...
15719 (ASSERT_TRUE_AT): New macro.
15720 (ASSERT_FALSE): Reimplement in terms of...
15721 (ASSERT_FALSE_AT): New macro.
15722 (ASSERT_STREQ_AT): Fix typo in comment.
15724 2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
15726 * gimple.c (preprocess_case_label_vec_for_gimple): When the case
15727 labels are exhaustive, designate the label with the widest
15728 range to be the default label.
15730 2016-08-04 Andrew Pinski <apinski@cavium.com>
15732 * config/aarch64/aarch64.c (thunderx_vector_cost): New variable.
15733 (thunderx_tunings): Use thunderx_vector_cost instead of
15734 generic_vector_cost.
15736 2016-08-04 Martin Liska <mliska@suse.cz>
15738 * gcov.c (main): Fix GNU coding style.
15739 (output_intermediate_file): Likewise.
15740 (process_file): Likewise.
15741 (generate_results): Likewise.
15742 (release_structures): Likewise.
15743 (create_file_names): Likewise.
15744 (find_source): Likewise.
15745 (read_graph_file): Likewise.
15746 (find_exception_blocks): Likewise.
15747 (canonicalize_name): Likewise.
15748 (make_gcov_file_name): Likewise.
15749 (mangle_name): Likewise.
15750 (accumulate_line_counts): Likewise.
15751 (output_branch_count): Likewise.
15752 (read_line): Likewise.
15754 2016-08-04 Bernd Edlinger <bernd.edlinger@hotmail.de>
15756 PR rtl-optimization/71779
15757 * emit-rtl.c (set_reg_attrs_from_value): Only propagate REG_POINTER,
15758 if the value was sign-extended according to POINTERS_EXTEND_UNSIGNED
15759 or if it was truncated.
15761 PR rtl-optimization/70903
15762 * cse.c (cse_insn): If DEST is a paradoxical SUBREG, don't record DEST.
15764 2016-08-04 Kugan Vivekanandarajah <kuganv@linaro.org>
15766 * tree-inline.c (remap_ssa_name): Check for POINTER_TYPE_P before
15767 accessing SSA_NAME_PTR_INFO.
15769 2016-08-04 Georg-Johann Lay <avr@gjlay.de>
15772 * common/config/avr/avr-common.c (avr_option_optimization_table)
15773 [OPT_LEVELS_ALL]: Turn off -fcaller-saves.
15775 2016-08-04 Georg-Johann Lay <avr@gjlay.de>
15778 * config/avr/avr.md: New pattern to work around do_store_flag
15779 generating shift instructions for bit extractions.
15781 2016-08-04 Kugan Vivekanandarajah <kuganv@linaro.org>
15783 * tree-vrp.c (set_value_range): Use vrp_equiv_obstack with
15785 (add_equivalence): Likewise.
15786 (get_value_range): Allocate value range with vrp_value_range_pool.
15787 (vrp_initialize): Initialize vrp_equiv_obstack for equiv allocation.
15788 (vrp_finalize): Relase vrp_equiv_obstack and vrp_value_range_pool.
15790 2016-08-03 Peter Bergner <bergner@vnet.ibm.com>
15792 * config/rs6000/rs6000.c (rs6000_option_override_internal): Make LRA
15793 the default for the rs6000 port.
15795 2016-08-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
15797 PR middle-end/71876
15798 * calls.c (special_function_p): Remove special handling of
15799 "setjmp_syscall", "qsetjmp", "longjmp", "siglongjmp" and the
15800 prefix "__x". Recognize "savectx", "vfork" and "getcontext" only
15801 without prefix. Remove potentially unsafe ECF_LEAF and ECF_NORETURN.
15803 2016-08-03 Vladimir Makarov <vmakarov@redhat.com>
15805 PR middle-end/72778
15806 * lra-spills.c (regno_in_use_p): Check bb and regno modification.
15807 Don't stop on regular insns.
15809 2016-08-03 Nathan Sidwell <nathan@codesourcery.com>
15811 * config/nvptx/nvptx.c (nvptx_declare_function_name): Round frame
15812 size to DImode boundary.
15813 (nvptx_propagate): Likewise.
15815 2016-08-03 Alan Modra <amodra@gmail.com>
15817 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Make scalar
15818 float access depend on TARGET_EFFICIENT_UNALIGNED_VSX.
15819 * config/rs6000/rs6000.opt (-mefficient-unaligned-vsx): Renamed
15820 from -mefficient-unaligned-vector. Note that this affects fp too.
15822 2016-08-03 Alan Modra <amodra@gmail.com>
15824 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make unaligned mem
15827 2016-08-03 Alan Modra <amodra@gmail.com>
15829 * config/rs6000/rs6000.md (fix_trunc<mode>si2): Force source operand
15830 to a reg. Localize vars.
15832 2016-08-03 Alan Modra <amodra@gmail.com>
15834 * config/rs6000/rs6000.opt: Remove negatives from help strings
15837 2016-08-03 Alan Modra <amodra@gmail.com>
15839 * config/rs6000/rs6000.c (rs6000_secondary_reload_direct_move):
15840 Delete duplicated code.
15842 2016-08-02 Vladimir Makarov <vmakarov@redhat.com>
15844 PR middle-end/72778
15845 * lra-spills.c (regno_in_use_p): New.
15846 (lra_final_code_change): Use it.
15848 2016-08-02 Vladimir Makarov <vmakarov@redhat.com>
15850 PR rtl-optimization/69847
15851 * lra-int.h (struct lra-reg): Use restore_rtx instead of
15853 (lra_rtx_hash): New.
15854 * lra.c (initialize_lra_reg_info_element): Use restore_rtx instead
15856 (lra_rtx_hash): Rename and move lra-remat.c::rtx_hash.
15857 * lra-remat.c (rtx_hash): Rename and Move to lra.c.
15858 * lra-spills.c (lra_final_code_change): Don't delete insn when the
15859 next insn is USE with the same reg as the current insn source.
15860 * lra-constraints.c (curr_insn_transform): Use restore_rtx instead
15862 (lra_constraints_init): Call initiate_invariants.
15863 (lra_constraints_finish): Call finish_invariants.
15864 (struct invariant, invariant_t, invariant_ptr_t): New.
15865 (const_invariant_ptr_t, invariants, invariants_pool): New.
15866 (invariant_table, invariant_hash, invariant_eq_p): New.
15867 (insert_invariant, initiate_invariants, finish_invariants): New.
15868 (clear_invariants, invalid_invariant_regs): New.
15869 (inherit_reload_reg, split_reg, fix_bb_live_info): Use restore_rtx
15870 instead of restore_regno.
15871 (invariant_p, process_invariant_for_inheritance): New.
15872 (inherit_in_ebb): Implement invariant inheritance.
15873 (lra_inheritance): Initialize and finalize invalid_invariant_regs.
15874 (remove_inheritance_pseudos): Implement undoing invariant
15876 (undo_optional_reloads, lra_undo_inheritance): Use restore_rtx
15877 instead of restore_regno.
15878 * lra-assigns.c (regno_live_length): New.
15879 (reload_pseudo_compare_func): Use regno_live_length.
15880 (assign_by_spills): Use restore_rtx instead of restore_regno.
15881 (lra_assign): Ditto. Initiate regno_live_length.
15883 2016-02-08 James Greenhalgh <james.greenhalgh@arm.com>
15885 * config/aarch64/arm_neon.h (vminnm_f64): Add back missing 'f' from
15886 __builtin_aarch64_fmindf.
15888 2016-08-02 Bin Cheng <bin.cheng@arm.com>
15890 PR tree-optimization/34114
15891 * tree-ssa-loop-niter.c (number_of_iterations_ne): Prove no-overflow
15892 information for more control IVs.
15894 2016-08-02 Bin Cheng <bin.cheng@arm.com>
15896 PR tree-optimization/34114
15897 * fold-const.c (multiple_of_p): Improve MULT_EXPR, PLUS_EXPR,
15898 PLUS_EXPR case. Handle SSA_NAME case.
15900 2016-08-02 Tamar Christina <tamar.christina@arm.com>
15902 * config/aarch64/aarch64-simd-builtins.def
15903 (__builtin_aarch64_fmindf): Change BUILTIN_VDQF to BUILTIN_VDQF_DF.
15904 (__builtin_aarch64_fmaxdf): Likewise.
15905 (__builtin_aarch64_smin_nandf): Likewise.
15906 (__builtin_aarch64_smax_nandf): Likewise.
15907 * config/aarch64/aarch64-simd.md (<fmaxmin><mode>3): Remove.
15908 * config/aarch64/aarch64.md (<fmaxmin><mode>3): Rename to...
15909 (<fmaxmin><mode>3): ...this.
15910 * config/aarch64/arm_neon.h (vmaxnm_f64): New.
15911 (vminnm_f64): Likewise.
15912 (vmin_f64): Likewise.
15913 (vmax_f64): Likewise.
15914 * config/aarch64/iterators.md (FMAXMIN): Merge with...
15915 (FMAXMIN_UNS): ...this.
15916 (fmaxmin): Merged with
15917 (fmaxmin_op): ...this...
15918 (maxmin_uns_op): ...in to this.
15920 2016-08-01 Michael Meissner <meissner@linux.vnet.ibm.com>
15922 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
15923 Add support for vec_extract on vector float, vector int, vector
15924 short, and vector char vector types.
15925 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
15926 vector float, vector int, vector short, and vector char
15927 optimizations on 64-bit ISA 2.07 systems for both constant and
15928 variable element numbers.
15929 (rs6000_split_vec_extract_var): Likewise.
15930 * config/rs6000/vsx.md (vsx_xscvspdp_scalar2): Allow SFmode to be
15931 Altivec registers on ISA 2.07 and above.
15932 (vsx_extract_v4sf): Delete alternative that hard coded element 0,
15933 which never was matched due to the split occuring before register
15934 allocation (and the code would not have worked on little endian
15935 systems if it did match). Allow extracts to go to the Altivec
15936 registers if ISA 2.07 (power8). Change from using "" around the
15937 C++ code to using {}'s.
15938 (vsx_extract_v4sf_<mode>_load): New insn to optimize vector float
15939 vec_extracts when the vector is in memory.
15940 (vsx_extract_v4sf_var): New insn to optimize vector float
15941 vec_extracts when the element number is variable on 64-bit ISA
15943 (vsx_extract_<mode>, VSX_EXTRACT_I iterator): Add optimizations
15944 for 64-bit ISA 2.07 as well as ISA 3.0.
15945 (vsx_extract_<mode>_p9, VSX_EXTRACT_I iterator): Likewise.
15946 (vsx_extract_<mode>_p8, VSX_EXTRACT_I iterator): Likewise.
15947 (vsx_extract_<mode>_load, VSX_EXTRACT_I iterator): New insn to
15948 optimize vector int, vector short, and vector char vec_extracts
15949 when the vector is in memory.
15950 (vsx_extract_<mode>_var, VSX_EXTRACT_I iterator): New insn to
15951 optimize vector int, vector short, and vector char vec_extracts
15952 when the element number is variable.
15954 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
15957 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): Use a value that
15958 does not overlap with other symbol flags.
15960 2016-08-01 Wilco Dijkstra <wdijkstr@arm.com>
15962 * config/aarch64/aarch64.h (aarch64_frame):
15963 Remove padding0 and hardfp_offset. Add locals_offset,
15964 initial_adjust, callee_adjust, callee_offset and final_adjust.
15965 * config/aarch64/aarch64.c (aarch64_layout_frame):
15966 Remove unused padding0 and hardfp_offset initializations.
15967 Choose frame layout and set frame variables accordingly.
15968 Use INVALID_REGNUM instead of FIRST_PSEUDO_REGISTER.
15969 (aarch64_push_regs): Use INVALID_REGNUM, not FIRST_PSEUDO_REGISTER.
15970 (aarch64_pop_regs): Likewise.
15971 (aarch64_expand_prologue): Remove all decision code, just emit
15972 prolog according to frame variables.
15973 (aarch64_expand_epilogue): Remove all decision code, just emit
15974 epilog according to frame variables.
15975 (aarch64_initial_elimination_offset): Use offset to local/arg area.
15977 2015-08-01 H.J. Lu <hongjiu.lu@intel.com>
15980 * config/i386/i386.c (timode_scalar_chain::convert_insn): Call
15981 fix_debug_reg_uses after changing source register mode to
15982 V1TImode if source register is undefined.
15984 2015-08-01 Alan Hayward <alan.hayward@arm.com>
15986 PR tree-optimization/71818
15987 * tree-vect-loop-manip.c (vect_can_advance_ivs_p): Don't advance IVs
15988 with non invariant evolutions
15990 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
15993 * config/avr/avr.md (length) [branch]: Correct insn length
15994 attribute for forward branches.
15996 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
15998 * doc/extend.texi (AVR Built-in Functions): Document
15999 __builtin_avr_nops.
16000 * config/avr/builtins.def (NOPS): New.
16001 * config/avr/avr.c (avr_expand_nops): New static function.
16002 (avr_expand_builtin): Use it to handle AVR_BUILTIN_NOPS.
16004 2016-08-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16006 * config/aarch64/aarch64.c (aarch64_classify_address): Use DImode when
16007 performing aarch64_offset_7bit_signed_scaled_p check for TImode LDP/STP
16010 2016-08-01 Virendra Pathak <virendra.pathak@broadcom.com>
16012 * config/aarch64/aarch64.c (vulcan_tunings): Update
16013 vulcan L1 cache_line_size.
16015 2016-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
16017 * config/rs6000/rs6000-protos.h (rs6000_adjust_vec_address): New
16018 function that takes a vector memory address, a hard register, an
16019 element number and a temporary base register, and recreates an
16020 address that points to the appropriate element within the vector.
16021 * config/rs6000/rs6000.c (rs6000_adjust_vec_address): Likewise.
16022 (rs6000_split_vec_extract_var): Add support for the target of a
16023 vec_extract with variable element number being a scalar memory
16025 (rtx_is_swappable_p): VLSO insns (UNSPEC_VSX_VSLOW) are not
16027 * config/rs6000/vsx.md (vsx_extract_<mode>_load): Replace
16028 vsx_extract_<mode>_load insn with a new insn that optimizes
16029 storing either element to a memory location, using scratch
16030 registers to pick apart the vector and reconstruct the address.
16031 (vsx_extract_<P:mode>_<VSX_D:mode>_load): Likewise.
16032 (vsx_extract_<mode>_store): Rework alternatives to more correctly
16033 support Altivec registers. Add support for ISA 3.0 Altivec d-form
16035 (vsx_extract_<mode>_var): Add support for extracting a variable
16036 element number from memory.
16038 2016-07-29 Georg-Johann Lay <avr@gjlay.de>
16040 * config/avr/avr.c (avr_out_compare): Use const0_rtx instead of 0
16041 when testing for compares against constants of the form 0xabab.
16043 2016-07-29 Bin Cheng <bin.cheng@arm.com>
16045 PR tree-optimization/57558
16046 * tree-vect-loop-manip.c (vect_create_cond_for_niters_checks): New
16048 (vect_loop_versioning): Support versioning with niter assumptions.
16049 * tree-vect-loop.c (tree-ssa-loop.h): Include header file.
16050 (vect_get_loop_niters): New parameter. Reimplement to support
16051 assumptions in loop niter info.
16052 (vect_analyze_loop_form_1, vect_analyze_loop_form): Ditto.
16053 (new_loop_vec_info): Init LOOP_VINFO_NITERS_ASSUMPTIONS.
16054 (vect_estimate_min_profitable_iters): Use LOOP_REQUIRES_VERSIONING.
16055 Support loop versioning for niters.
16056 * tree-vectorizer.c (tree-ssa-loop-niter.h): Include header file.
16057 (vect_free_loop_info_assumptions): New function.
16058 (vectorize_loops): Free loop niter info for loops with flag
16059 LOOP_F_ASSUMPTIONS set if vectorization failed.
16060 * tree-vectorizer.h (struct _loop_vec_info): New field
16061 num_iters_assumptions.
16062 (LOOP_VINFO_NITERS_ASSUMPTIONS): New macro.
16063 (LOOP_REQUIRES_VERSIONING_FOR_NITERS): New macro.
16064 (LOOP_REQUIRES_VERSIONING): New macro.
16065 (vect_free_loop_info_assumptions): New decl.
16067 2016-07-29 Bin Cheng <bin.cheng@arm.com>
16069 * cfgloop.h (struct loop): New field constraints.
16070 (LOOP_C_INFINITE, LOOP_C_FINITE): New macros.
16071 (loop_constraint_set, loop_constraint_clr, loop_constraint_set_p): New
16073 * cfgloop.c (alloc_loop): Initialize new field.
16074 * cfgloopmanip.c (copy_loop_info): Copy constraints.
16075 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions):
16076 Adjust niter analysis wrto loop constraints.
16077 * doc/loop.texi (@node Number of iterations): Add description for loop
16080 2016-07-29 Marek Polacek <polacek@redhat.com>
16083 * config/i386/i386.c (ix86_expand_args_builtin): Add break.
16084 (ix86_expand_round_builtin): Likewise.
16086 2016-07-29 Segher Boessenkool <segher@kernel.crashing.org>
16087 Georg-Johann Lay <avr@gjlay.de>
16089 PR rtl-optimization/71976
16090 * combine.c (get_last_value): Return 0 if the argument for which
16091 the function is called has a wider mode than the recorded value.
16093 2016-07-29 Marek Polacek <polacek@redhat.com>
16096 * config/rs6000/rs6000.c (altivec_expand_ld_builtin): Add break.
16097 (altivec_expand_st_builtin): Likewise.
16099 2016-07-29 Georg-Johann Lay <avr@gjlay.de>
16101 * config/avr/avr.md (addqi3) [cc]: Revert glitch in insn attribute
16102 introduced in r238381.
16104 2016-07-29 Kugan Vivekanandarajah <kuganv@linaro.org>
16106 PR middle-end/68217
16107 * tree-vrp.c (extract_range_from_binary_expr_1): In case of signed
16108 & sign-bit-CST, generate [-INF, 0] instead of [-INF, INF].
16110 2016-07-28 Michael Meissner <meissner@linux.vnet.ibm.com>
16112 * config/rs6000/rs6000-protos.h (rs6000_split_vec_extract_var):
16114 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
16115 Add support for vec_extract of vector double or vector long having
16116 a variable element number on 64-bit ISA 2.07 systems or newer.
16117 * config/rs6000/rs6000.c (rs6000_expand_vector_extract):
16119 (rs6000_split_vec_extract_var): New function to split a
16120 vec_extract built-in function with variable element number.
16121 (rtx_is_swappable_p): Variable vec_extracts and shifts are not
16123 * config/rs6000/vsx.md (UNSPEC_VSX_VSLO): New unspec.
16124 (UNSPEC_VSX_EXTRACT): Likewise.
16125 (vsx_extract_<mode>, VSX_D iterator): Fix constraints to allow
16126 direct move instructions to be generated on 64-bit ISA 2.07
16127 systems and newer, and to take advantage of the ISA 3.0 MFVSRLD
16129 (vsx_vslo_<mode>): New insn to do VSLO on V2DFmode and V2DImode
16130 arguments for vec_extract variable element.
16131 (vsx_extract_<mode>_var, VSX_D iterator): New insn to support
16132 vec_extract with variable element on V2DFmode and V2DImode
16134 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): Remove
16135 -mupper-regs-df requirement, since it isn't needed.
16136 (TARGET_DIRECT_MOVE_64BIT): New macro to say whether we can
16137 do direct moves on 64-bit systems, which allows optimization of
16138 vec_extract on 64-bit ISA 2.07 systems and newer.
16140 2016-07-28 Kristina Martsenko <kristina.martsenko@arm.com>
16141 2016-07-28 Wilco Dijkstra <wdijkstr@arm.com>
16143 * config/aarch64/aarch64.md
16144 (zero_extend<SHORT:mode><GPI:mode>2_aarch64): Change output
16145 statement and type.
16146 (<optab>qihi2_aarch64): Likewise, and split into two.
16147 (extendqihi2_aarch64): New.
16148 (zero_extendqihi2_aarch64): New.
16149 * config/aarch64/iterators.md (ldrxt): Remove.
16150 * config/aarch64/aarch64.c (aarch64_rtx_costs): Change cost of
16153 2016-07-28 Kristina Martsenko <kristina.martsenko@arm.com>
16155 * config/aarch64/aarch64.c (aarch64_rtx_costs): Fix cost of zero extend.
16157 2016-07-28 Wilco Dijkstra <wdijkstr@arm.com>
16159 * config/aarch64/aarch64.c (aarch64_pushwb_pair_reg): Rename.
16160 (aarch64_push_reg): New function to push 1 or 2 registers.
16161 (aarch64_pop_reg): New function to pop 1 or 2 registers.
16162 (aarch64_expand_prologue): Use aarch64_push_regs.
16163 (aarch64_expand_epilogue): Use aarch64_pop_regs.
16165 2016-07-28 Yuri Rumyantsev <ysrumyan@gmail.com>
16167 PR tree-optimization/71734
16168 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Pass value of safelen
16169 attribute instead of REF_LOOP and use it.
16170 (ref_indep_loop_p_2): Use SAFELEN argument instead of REF_LOOP and
16171 set it for Loops having non-zero safelen attribute.
16172 (ref_indep_loop_p): Pass zero as initial value for safelen.
16174 2016-07-28 Ilya Enkovich <ilya.enkovich@intel.com>
16176 PR middle-end/72657
16178 * tree-chkp.c (chkp_retbnd_call_by_val): Check for instrumentation
16179 call using chkp_gimple_call_builtin_p.
16180 (chkp_copy_bounds_for_assign): Likewise.
16182 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16184 * config/alpha/alpha.c (alpha_adjust_cost): Adjust.
16185 * config/arm/arm-protos.h (struct tune_params): Likewise.
16186 * config/arm/arm.c (xscale_sched_adjust_cost): Likewise.
16187 (cortex_a9_sched_adjust_cost): Likewise.
16188 (fa726te_sched_adjust_cost): Likewise.
16189 (arm_adjust_cost): Likewise.
16190 * config/bfin/bfin.c (bfin_adjust_cost): Likewise.
16191 * config/c6x/c6x.c (c6x_adjust_cost): Likewise.
16192 * config/epiphany/epiphany.c (epiphany_adjust_cost): Likewise.
16193 * config/i386/i386.c (ix86_adjust_cost): Likewise.
16194 * config/ia64/ia64.c: Likewise.
16195 * config/m68k/m68k.c: Likewise.
16196 * config/mep/mep.c (mep_adjust_cost): Likewise.
16197 * config/microblaze/microblaze.c (microblaze_adjust_cost):
16199 * config/mips/mips.c (mips_adjust_cost): Likewise.
16200 * config/mn10300/mn10300.c (mn10300_adjust_sched_cost):
16202 * config/pa/pa.c (pa_adjust_cost): Likewise.
16203 * config/rs6000/rs6000.c (rs6000_adjust_cost): Likewise.
16204 (rs6000_debug_adjust_cost): Likewise.
16205 * config/sh/sh.c (sh_adjust_cost): Likewise.
16206 * config/sparc/sparc.c (supersparc_adjust_cost): Likewise.
16207 (hypersparc_adjust_cost): Likewise.
16208 (sparc_adjust_cost): Likewise.
16209 * config/spu/spu.c (spu_sched_adjust_cost): Likewise.
16210 * config/tilegx/tilegx.c (tilegx_sched_adjust_cost): Likewise.
16211 * config/tilepro/tilepro.c (tilepro_sched_adjust_cost):
16213 * config/visium/visium.c (visium_adjust_cost): Likewise.
16214 * doc/tm.texi: Regenerate.
16215 * haifa-sched.c (dep_cost_1): Adjust.
16216 * target.def: Merge adjust_cost and adjust_cost_2.
16218 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16220 * haifa-sched.c (add_to_speculative_block): Make twins a vector.
16222 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16224 * store-motion.c (struct st_expr): Make pattern_regs a vector.
16225 (extract_mentioned_regs): Append to a vector instead of
16226 returning a rtx_expr_list.
16227 (st_expr_entry): Adjust.
16228 (free_st_expr_entry): Likewise.
16229 (store_ops_ok): Likewise.
16230 (store_killed_in_insn): Likewise.
16231 (find_moveable_store): Likewise.
16233 2016-07-28 Martin Liska <mliska@suse.cz>
16235 PR gcov-profile/68025
16236 * tree-profile.c (tree_profiling): Respect
16237 no_profile_instrument_function attribute.
16238 * doc/extend.texi: Document no_profile_instrument_function
16241 2016-07-28 Martin Liska <mliska@suse.cz>
16243 PR rtl-optimization/70944
16244 * combine.c (make_compound_operation):
16245 Do not allow make_compound_operation for vector mode
16247 2016-07-28 Kugan Vivekanandarajah <kuganv@linaro.org>
16249 PR middle-end/71994
16250 * tree-ssa-reassoc.c (maybe_optimize_range_tests): Check tcc_comparison
16251 before calling get_ops.
16253 2016-07-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
16255 * defaults.h (LOG2_BITS_PER_UNIT): Move from here...
16256 * tree.h (LOG2_BITS_PER_UNIT): ...to here.
16257 (BITS_PER_UNIT_LOG): Remove.
16258 (int_bit_position): Use LOG2_BITS_PER_UNIT instead of BITS_PER_UNIT_LOG.
16259 * expr.c (expand_assignment): Likewise.
16260 * stor-layout.c (initialize_sizetypes): Likewise.
16262 2016-07-27 Michael Meissner <meissner@linux.vnet.ibm.com>
16264 * config/rs6000/vector.md (vec_extract<mode>): Change the calling
16265 signature of rs6000_expand_vector_extract so that the element
16266 number is a RTX instead of a constant integer.
16267 * config/rs6000/rs6000-protos.h (rs6000_expand_vector_extract):
16269 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Likewise.
16270 (altivec_expand_vec_ext_builtin): Likewise.
16271 * config/rs6000/altivec.md (reduc_plus_scal_<mode>): Likewise.
16272 * config/rs6000/vsx.md (vsx_extract_<mode>): Fix spelling of the
16273 MFVSRLD instruction.
16275 2016-07-27 David Malcolm <dmalcolm@redhat.com>
16277 * input.c (get_pure_location): Move here from tree.c.
16278 (make_location): Likewise. Add header comment.
16279 (selftest::test_accessing_ordinary_linemaps): Verify
16280 pure_location_p, make_location, get_location_from_adhoc_loc and
16281 get_range_from_loc.
16282 * input.h (get_pure_location): Move declaration here from tree.h.
16283 (get_finish): Likewise for inline function.
16284 (make_location): Likewise for declaration.
16285 * tree.c (get_pure_location): Move to input.c.
16286 (make_location): Likewise.
16287 * tree.h (get_pure_location): Move declaration to tree.h.
16288 (get_finish): Likewise for inline function.
16289 (make_location): Likewise for declaration.
16291 2016-07-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
16293 PR middle-end/71078
16294 * match.pd (x / abs(x) -> copysign(1.0, x)): New pattern.
16296 2016-07-27 David Malcolm <dmalcolm@redhat.com>
16298 * system.h (STATIC_ASSERT): Use static_assert if building
16299 with C++11 onwards.
16301 2016-07-27 Richard Biener <rguenther@suse.de>
16303 PR tree-optimization/72517
16304 * tree-vect-data-refs.c (vect_analyze_data_ref_dependences):
16305 Revert change to not compute read-read dependences.
16307 2016-07-27 Richard Biener <rguenther@suse.de>
16309 * predict.c (set_even_probabilities): Make nedges unsigned.
16311 2016-07-27 Martin Liska <mliska@suse.cz>
16313 * predict.c (set_even_probabilities): Handle unlikely edges.
16314 (combine_predictions_for_bb): Likewise.
16316 2016-07-26 Michael Meissner <meissner@linux.vnet.ibm.com>
16319 * config/rs6000/rs6000.c (rs6000_generate_compare): Rework
16320 __float128 support when we don't have hardware support, so that
16321 the IEEE built-in functions like isgreater, first call __unordkf3
16322 to make sure neither operand is a NaN, and if both operands are
16323 ordered, do the normal comparison.
16325 2016-07-26 Patrick Palka <ppalka@gcc.gnu.org>
16327 * tree-vrp.c (dump_asserts_for): Print loc->expr instead of
16329 (extract_code_and_val_from_cond_with_ops): Verify that name is
16330 either cond_op0 or cond_op1.
16332 2016-07-26 Patrick Palka <ppalka@gcc.gnu.org>
16334 PR tree-optimization/18046
16335 * genmodes.c (emit_mode_size_inline): Emit an assert that
16336 verifies that mode is a valid array index.
16337 (emit_mode_nuinits_inline): Likewise.
16338 (emit_mode_inner_inline): Likewise.
16339 (emit_mode_unit_size_inline): Likewise.
16340 (emit_mode_unit_precision_inline): Likewise.
16341 * tree-vrp.c: Include params.h.
16342 (find_switch_asserts): Register edge assertions for the default
16343 label which correspond to the anti-ranges of each case label.
16344 * params.def (PARAM_MAX_VRP_SWITCH_ASSERTIONS): New.
16345 * doc/invoke.texi: Document it.
16347 2016-07-26 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
16349 * gimple-ssa-strength-reduction.c (slsr_process_phi): Remove dead
16350 and unnecessary call to gimple_bb.
16352 2016-07-26 Richard Biener <rguenther@suse.de>
16354 PR rtl-optimization/71984
16355 * simplify-rtx.c (simplify_subreg): Use GET_MODE_SIZE and prepare
16358 2016-07-26 Richard Biener <rguenther@suse.de>
16360 PR middle-end/72517
16361 * expmed.c (extract_bit_field_1): Constrain the vector mode
16362 with element size matching the extraction mode size when
16363 choosing a better vector mode to do the extraction from.
16365 2016-07-26 Richard Biener <rguenther@suse.de>
16366 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
16368 PR middle-end/70920
16369 * match.pd ((intptr)x eq/ne CST to x eq/ne (typeof x) CST): New
16372 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16374 * tree-ssa-structalias.c (struct scc_info): Change types of
16375 members to auto_sbitmap and auto_vec.
16376 (scc_info::scc_info): New constructor.
16377 (scc_info::~scc_info): New destructor.
16378 (init_scc_info): Remove.
16379 (free_scc_info): Remove.
16380 (find_indirect_cycles): Adjust.
16381 (perform_var_substitution): Likewise.
16382 (free_var_substitution_info): Likewise.
16384 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16386 * tree-outof-ssa.c (struct elim_graph): Change type of members
16387 to auto_vec and auto_sbitmap.
16388 (elim_graph::elim_graph): New constructor.
16389 (delete_elim_graph): Remove.
16390 (expand_phi_nodes): Adjust.
16392 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16394 * tree-outof-ssa.c (struct elim_graph): Remove typedef.
16395 (new_elim_graph): Adjust.
16396 (clear_elim_graph): Likewise.
16397 (delete_elim_graph): Likewise.
16398 (elim_graph_size): Likewise.
16399 (elim_graph_add_node): Likewise.
16400 (elim_graph_add_edge): Likewise.
16401 (elim_graph_remove_succ_edge): Likewise.
16402 (eliminate_name): Likewise.
16403 (eliminate_build): Likewise.
16404 (elim_forward): Likewise.
16405 (elim_unvisited_predecessor): Likewise.
16406 (elim_backward): Likewise.
16407 (elim_create): Likewise.
16408 (eliminate_phi): Likewise.
16409 (expand_phi_nodes): Likewise.
16411 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16413 * bt-load.c (compute_out): Use auto_sbitmap class.
16414 (link_btr_uses): Likewise.
16415 * cfganal.c (mark_dfs_back_edges): Likewise.
16416 (post_order_compute): Likewise.
16417 (inverted_post_order_compute): Likewise.
16418 (pre_and_rev_post_order_compute_fn): Likewise.
16419 (single_pred_before_succ_order): Likewise.
16420 * cfgexpand.c (pass_expand::execute): Likewise.
16421 * cfgloop.c (verify_loop_structure): Likewise.
16422 * cfgloopmanip.c (fix_bb_placements): Likewise.
16423 (remove_path): Likewise.
16424 (update_dominators_in_loop): Likewise.
16425 * cfgrtl.c (break_superblocks): Likewise.
16426 * ddg.c (check_sccs): Likewise.
16427 (create_ddg_all_sccs): Likewise.
16428 * df-core.c (df_worklist_dataflow): Likewise.
16429 * dse.c (dse_step3): Likewise.
16430 * except.c (eh_region_outermost): Likewise.
16431 * function.c (thread_prologue_and_epilogue_insns): Likewise.
16432 * gcse.c (prune_expressions): Likewise.
16433 (prune_insertions_deletions): Likewise.
16434 * gimple-ssa-backprop.c (backprop::~backprop): Likewise.
16435 * graph.c (draw_cfg_nodes_no_loops): Likewise.
16436 * ira-lives.c (remove_some_program_points_and_update_live_ranges): Likewise.
16437 * lcm.c (compute_earliest): Likewise.
16438 (compute_farthest): Likewise.
16439 * loop-unroll.c (unroll_loop_constant_iterations): Likewise.
16440 (unroll_loop_runtime_iterations): Likewise.
16441 (unroll_loop_stupid): Likewise.
16442 * lower-subreg.c (decompose_multiword_subregs): Likewise.
16443 * lra-lives.c: Likewise.
16444 * lra.c (lra): Likewise.
16445 * modulo-sched.c (schedule_reg_moves): Likewise.
16446 (optimize_sc): Likewise.
16447 (get_sched_window): Likewise.
16448 (sms_schedule_by_order): Likewise.
16449 (check_nodes_order): Likewise.
16450 (order_nodes_of_sccs): Likewise.
16451 (order_nodes_in_scc): Likewise.
16452 * recog.c (split_all_insns): Likewise.
16453 * regcprop.c (pass_cprop_hardreg::execute): Likewise.
16454 * reload1.c (reload): Likewise.
16455 * sched-rgn.c (haifa_find_rgns): Likewise.
16456 (split_edges): Likewise.
16457 (compute_trg_info): Likewise.
16458 * sel-sched.c (init_seqno): Likewise.
16459 * store-motion.c (remove_reachable_equiv_notes): Likewise.
16460 * tree-into-ssa.c (update_ssa): Likewise.
16461 * tree-ssa-live.c (live_worklist): Likewise.
16462 * tree-ssa-loop-im.c (fill_always_executed_in): Likewise.
16463 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
16465 (try_peel_loop): Likewise.
16466 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
16468 * tree-ssa-pre.c (compute_antic): Likewise.
16469 * tree-ssa-reassoc.c (undistribute_ops_list): Likewise.
16470 * tree-stdarg.c (reachable_at_most_once): Likewise.
16471 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Likewise.
16472 * var-tracking.c (vt_find_locations): Likewise.
16474 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16476 * sbitmap.h (auto_sbitmap): New class.
16478 2016-07-26 Alan Modra <amodra@gmail.com>
16481 * config/rs6000/rs6000.c (rs6000_secondary_reload): Initialize
16484 2016-07-25 David Malcolm <dmalcolm@redhat.com>
16486 * input.c (selftest::temp_source_file::temp_source_file): Fix
16487 missing "%s" in fprintf.
16489 2016-07-25 John David Anglin <danglin@gcc.gnu.org>
16491 PR middle-end/71732
16492 * cselib.c (cselib_process_insn): Invalidate argument slots for
16495 2016-07-25 Jiong Wang <jiong.wang@arm.com>
16497 * config/aarch64/arm_neon.h (vfmah_lane_f16, vfmah_laneq_f16,
16498 vfmsh_lane_f16, vfmsh_laneq_f16, vmulh_lane_f16, vmulh_laneq_f16,
16499 vmulxh_lane_f16, vmulxh_laneq_f16): New.
16501 2016-07-25 Jiong Wang <jiong.wang@arm.com>
16503 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
16504 * config/aarch64/aarch64.md (fma, fnma): Support HF.
16505 * config/aarch64/arm_fp16.h (vfmah_f16, vfmsh_f16): New.
16507 2016-07-25 Jiong Wang <jiong.wang@arm.com>
16509 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
16510 * config/aarch64/aarch64.md (<FCVT_F2FIXED:fcvt_fixed_insn>hf<mode>3):
16512 (<FCVT_FIXED2F:fcvt_fixed_insn><mode>hf3): Likewise.
16513 (add<mode>3): Likewise.
16514 (sub<mode>3): Likewise.
16515 (mul<mode>3): Likewise.
16516 (div<mode>3): Likewise.
16517 (*div<mode>3): Likewise.
16518 (<fmaxmin><mode>3): Extend to HF.
16519 * config/aarch64/aarch64-simd.md (aarch64_rsqrts<mode>): Likewise.
16520 (fabd<mode>3): Likewise.
16521 (<FCVT_F2FIXED:fcvt_fixed_insn><VHSDF_HSDF:mode>3): Likewise.
16522 (<FCVT_FIXED2F:fcvt_fixed_insn><VHSDI_HSDI:mode>3): Likewise.
16523 (aarch64_fmulx<mode>): Likewise.
16524 (aarch64_fac<optab><mode>): Likewise.
16525 (aarch64_frecps<mode>): Likewise.
16526 (<FCVT_F2FIXED:fcvt_fixed_insn>hfhi3): New.
16527 (<FCVT_FIXED2F:fcvt_fixed_insn>hihf3): Likewise.
16528 * config/aarch64/iterators.md (VHSDF_SDF): Delete.
16529 (VSDQ_HSDI): Support HI.
16530 (fcvt_target, FCVT_TARGET): Likewise.
16531 * config/aarch64/arm_fp16.h (vaddh_f16, vsubh_f16, vabdh_f16,
16532 vcageh_f16, vcagth_f16, vcaleh_f16, vcalth_f16, vceqh_f16, vcgeh_f16,
16533 vcgth_f16, vcleh_f16, vclth_f16, vcvth_n_f16_s16, vcvth_n_f16_s32,
16534 vcvth_n_f16_s64, vcvth_n_f16_u16, vcvth_n_f16_u32, vcvth_n_f16_u64,
16535 vcvth_n_s16_f16, vcvth_n_s32_f16, vcvth_n_s64_f16, vcvth_n_u16_f16,
16536 vcvth_n_u32_f16, vcvth_n_u64_f16, vdivh_f16, vmaxh_f16, vmaxnmh_f16,
16537 vminh_f16, vminnmh_f16, vmulh_f16, vmulxh_f16, vrecpsh_f16,
16538 vrsqrtsh_f16): New.
16540 2016-07-25 Jiong Wang <jiong.wang@arm.com>
16542 * config.gcc (aarch64*-*-*): Install arm_fp16.h.
16543 * config/aarch64/aarch64-builtins.c (hi_UP): New.
16544 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
16545 * config/aarch64/aarch64-simd.md (aarch64_frsqrte<mode>): Extend to HF
16547 (aarch64_frecp<FRECP:frecp_suffix><mode>): Likewise.
16548 (aarch64_cm<optab><mode>): Likewise.
16549 * config/aarch64/aarch64.md (<frint_pattern><mode>2): Likewise.
16550 (l<fcvt_pattern><su_optab><GPF:mode><GPI:mode>2): Likewise.
16551 (fix_trunc<GPF:mode><GPI:mode>2): Likewise.
16552 (sqrt<mode>2): Likewise.
16553 (*sqrt<mode>2): Likewise.
16554 (abs<mode>2): Likewise.
16555 (<optab><mode>hf2): New pattern for HF mode.
16556 (<optab>hihf2): Likewise.
16557 * config/aarch64/arm_neon.h: Include arm_fp16.h.
16558 * config/aarch64/iterators.md (GPF_F16, GPI_F16, VHSDF_HSDF): New.
16559 (w1, w2, v, s, q, Vmtype, V_cmp_result, fcvt_iesize, FCVT_IESIZE):
16561 * config/aarch64/arm_fp16.h: New file.
16562 (vabsh_f16, vceqzh_f16, vcgezh_f16, vcgtzh_f16, vclezh_f16, vcltzh_f16,
16563 vcvth_f16_s16, vcvth_f16_s32, vcvth_f16_s64, vcvth_f16_u16,
16564 vcvth_f16_u32, vcvth_f16_u64, vcvth_s16_f16, vcvth_s32_f16,
16565 vcvth_s64_f16, vcvth_u16_f16, vcvth_u32_f16, vcvth_u64_f16,
16566 vcvtah_s16_f16, vcvtah_s32_f16, vcvtah_s64_f16, vcvtah_u16_f16,
16567 vcvtah_u32_f16, vcvtah_u64_f16, vcvtmh_s16_f16, vcvtmh_s32_f16,
16568 vcvtmh_s64_f16, vcvtmh_u16_f16, vcvtmh_u32_f16, vcvtmh_u64_f16,
16569 vcvtnh_s16_f16, vcvtnh_s32_f16, vcvtnh_s64_f16, vcvtnh_u16_f16,
16570 vcvtnh_u32_f16, vcvtnh_u64_f16, vcvtph_s16_f16, vcvtph_s32_f16,
16571 vcvtph_s64_f16, vcvtph_u16_f16, vcvtph_u32_f16, vcvtph_u64_f16,
16572 vnegh_f16, vrecpeh_f16, vrecpxh_f16, vrndh_f16, vrndah_f16, vrndih_f16,
16573 vrndmh_f16, vrndnh_f16, vrndph_f16, vrndxh_f16, vrsqrteh_f16,
16576 2016-07-25 Jiong Wang <jiong.wang@arm.com>
16578 * config/aarch64/aarch64-simd-builtins.def (reduc_smax_scal_,
16579 reduc_smin_scal_): Use VDQIF_F16.
16580 (reduc_smax_nan_scal_, reduc_smin_nan_scal_): Use VHSDF.
16581 * config/aarch64/aarch64-simd.md (reduc_<maxmin_uns>_scal_<mode>):
16583 (aarch64_reduc_<maxmin_uns>_internal<mode>): Likewise.
16584 * config/aarch64/iterators.md (VDQIF_F16): New.
16585 (vp): Support HF modes.
16586 * config/aarch64/arm_neon.h (vmaxv_f16, vmaxvq_f16, vminv_f16,
16587 vminvq_f16, vmaxnmv_f16, vmaxnmvq_f16, vminnmv_f16, vminnmvq_f16): New.
16589 2016-07-25 Jiong Wang <jiong.wang@arm.com>
16591 * config/aarch64/aarch64-simd.md (*aarch64_mulx_elt_to_64v2df): Rename to
16592 "*aarch64_mulx_elt_from_dup<mode>".
16593 (*aarch64_mul3_elt<mode>): Update schedule type.
16594 (*aarch64_mul3_elt_from_dup<mode>): Likewise.
16595 (*aarch64_fma4_elt_from_dup<mode>): Likewise.
16596 (*aarch64_fnma4_elt_from_dup<mode>): Likewise.
16597 * config/aarch64/iterators.md (VMUL): Supprt half precision float modes.
16598 (f, fp): Support HF modes.
16599 * config/aarch64/arm_neon.h (vfma_lane_f16, vfmaq_lane_f16,
16600 vfma_laneq_f16, vfmaq_laneq_f16, vfma_n_f16, vfmaq_n_f16, vfms_lane_f16,
16601 vfmsq_lane_f16, vfms_laneq_f16, vfmsq_laneq_f16, vfms_n_f16,
16602 vfmsq_n_f16, vmul_lane_f16, vmulq_lane_f16, vmul_laneq_f16,
16603 vmulq_laneq_f16, vmul_n_f16, vmulq_n_f16, vmulx_lane_f16,
16604 vmulxq_lane_f16, vmulx_laneq_f16, vmulxq_laneq_f16): New.
16606 2016-07-25 Jiong Wang <jiong.wang@arm.com>
16608 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
16609 * config/aarch64/aarch64-simd.md (fma<mode>4, fnma<mode>4): Extend to HF
16611 * config/aarch64/arm_neon.h (vfma_f16, vfmaq_f16, vfms_f16,
16614 2016-07-25 Jiong Wang <jiong.wang@arm.com>
16616 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
16617 * config/aarch64/aarch64-simd.md
16618 (aarch64_rsqrts<mode>): Extend to HF modes.
16619 (fabd<mode>3): Likewise.
16620 (<FCVT_F2FIXED:fcvt_fixed_insn><VHSDF_SDF:mode>3): Likewise.
16621 (<FCVT_FIXED2F:fcvt_fixed_insn><VHSDI_SDI:mode>3): Likewise.
16622 (aarch64_<maxmin_uns>p<mode>): Likewise.
16623 (<su><maxmin><mode>3): Likewise.
16624 (<maxmin_uns><mode>3): Likewise.
16625 (<fmaxmin><mode>3): Likewise.
16626 (aarch64_faddp<mode>): Likewise.
16627 (aarch64_fmulx<mode>): Likewise.
16628 (aarch64_frecps<mode>): Likewise.
16629 (*aarch64_fac<optab><mode>): Rename to aarch64_fac<optab><mode>.
16630 (add<mode>3): Extend to HF modes.
16631 (sub<mode>3): Likewise.
16632 (mul<mode>3): Likewise.
16633 (div<mode>3): Likewise.
16634 (*div<mode>3): Likewise.
16635 * config/aarch64/aarch64.c (aarch64_emit_approx_div): Return false for
16637 * config/aarch64/iterators.md (VDQ_HSDI, VSDQ_HSDI): New mode iterator.
16638 * config/aarch64/arm_neon.h (vadd_f16, vaddq_f16, vabd_f16, vabdq_f16,
16639 vcage_f16, vcageq_f16, vcagt_f16, vcagtq_f16, vcale_f16, vcaleq_f16,
16640 vcalt_f16, vcaltq_f16, vceq_f16, vceqq_f16, vcge_f16, vcgeq_f16,
16641 vcgt_f16, vcgtq_f16, vcle_f16, vcleq_f16, vclt_f16, vcltq_f16,
16642 vcvt_n_f16_s16, vcvtq_n_f16_s16, vcvt_n_f16_u16, vcvtq_n_f16_u16,
16643 vcvt_n_s16_f16, vcvtq_n_s16_f16, vcvt_n_u16_f16, vcvtq_n_u16_f16,
16644 vdiv_f16, vdivq_f16, vdup_lane_f16, vdup_laneq_f16, vdupq_lane_f16,
16645 vdupq_laneq_f16, vdups_lane_f16, vdups_laneq_f16, vmax_f16, vmaxq_f16,
16646 vmaxnm_f16, vmaxnmq_f16, vmin_f16, vminq_f16, vminnm_f16, vminnmq_f16,
16647 vmul_f16, vmulq_f16, vmulx_f16, vmulxq_f16, vpadd_f16, vpaddq_f16,
16648 vpmax_f16, vpmaxq_f16, vpmaxnm_f16, vpmaxnmq_f16, vpmin_f16, vpminq_f16,
16649 vpminnm_f16, vpminnmq_f16, vrecps_f16, vrecpsq_f16, vrsqrts_f16,
16650 vrsqrtsq_f16, vsub_f16, vsubq_f16): New.
16652 2016-07-25 Jiong Wang <jiong.wang@arm.com>
16654 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New.
16655 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
16656 * config/aarch64/aarch64-simd.md (aarch64_rsqrte<mode>): Extend to HF modes.
16657 (neg<mode>2): Likewise.
16658 (abs<mode>2): Likewise.
16659 (<frint_pattern><mode>2): Likewise.
16660 (l<fcvt_pattern><su_optab><VDQF:mode><fcvt_target>2): Likewise.
16661 (<optab><VDQF:mode><fcvt_target>2): Likewise.
16662 (<fix_trunc_optab><VDQF:mode><fcvt_target>2): Likewise.
16663 (ftrunc<VDQF:mode>2): Likewise.
16664 (<optab><fcvt_target><VDQF:mode>2): Likewise.
16665 (sqrt<mode>2): Likewise.
16666 (*sqrt<mode>2): Likewise.
16667 (aarch64_frecpe<mode>): Likewise.
16668 (aarch64_cm<optab><mode>): Likewise.
16669 * config/aarch64/aarch64.c (aarch64_emit_approx_sqrt): Return false for
16671 * config/aarch64/iterators.md (VHSDF, VHSDF_DF, VHSDF_SDF): New.
16672 (VDQF_COND, fcvt_target, FCVT_TARGET, hcon): Extend mode attribute to HF modes.
16674 * config/aarch64/arm_neon.h (vdup_n_f16): New.
16675 (vdupq_n_f16): Likewise.
16676 (vld1_dup_f16): Use vdup_n_f16.
16677 (vld1q_dup_f16): Use vdupq_n_f16.
16678 (vabs_f16, vabsq_f16, vceqz_f16, vceqzq_f16, vcgez_f16, vcgezq_f16,
16679 vcgtz_f16, vcgtzq_f16, vclez_f16, vclezq_f16, vcltz_f16, vcltzq_f16,
16680 vcvt_f16_s16, vcvtq_f16_s16, vcvt_f16_u16, vcvtq_f16_u16, vcvt_s16_f16,
16681 vcvtq_s16_f16, vcvt_u16_f16, vcvtq_u16_f16, vcvta_s16_f16,
16682 vcvtaq_s16_f16, vcvta_u16_f16, vcvtaq_u16_f16, vcvtm_s16_f16,
16683 vcvtmq_s16_f16, vcvtm_u16_f16, vcvtmq_u16_f16, vcvtn_s16_f16,
16684 vcvtnq_s16_f16, vcvtn_u16_f16, vcvtnq_u16_f16, vcvtp_s16_f16,
16685 vcvtpq_s16_f16, vcvtp_u16_f16, vcvtpq_u16_f16, vneg_f16, vnegq_f16,
16686 vrecpe_f16, vrecpeq_f16, vrnd_f16, vrndq_f16, vrnda_f16, vrndaq_f16,
16687 vrndi_f16, vrndiq_f16, vrndm_f16, vrndmq_f16, vrndn_f16, vrndnq_f16,
16688 vrndp_f16, vrndpq_f16, vrndx_f16, vrndxq_f16, vrsqrte_f16, vrsqrteq_f16,
16689 vsqrt_f16, vsqrtq_f16): New.
16691 2016-07-25 Jiong Wang <jiong.wang@arm.com>
16693 * config/aarch64/aarch64-simd.md
16694 (aarch64_<PERMUTE:perm_insn><PERMUTE:perm_hilo><mode>): Use VALL_F16.
16695 (aarch64_ext<mode>): Likewise.
16696 (aarch64_rev<REVERSE:rev_op><mode>): Likewise.
16697 * config/aarch64/aarch64.c (aarch64_evpc_trn, aarch64_evpc_uzp,
16698 aarch64_evpc_zip, aarch64_evpc_ext, aarch64_evpc_rev): Support V4HFmode
16700 * config/aarch64/arm_neon.h (__INTERLEAVE_LIST): Support float16x4_t,
16702 (__aarch64_vdup_lane_f16, __aarch64_vdup_laneq_f16,
16703 __aarch64_vdupq_lane_f16, __aarch64_vdupq_laneq_f16, vbsl_f16,
16704 vbslq_f16, vdup_n_f16, vdupq_n_f16, vdup_lane_f16, vdup_laneq_f16,
16705 vdupq_lane_f16, vdupq_laneq_f16, vduph_lane_f16, vduph_laneq_f16,
16706 vext_f16, vextq_f16, vmov_n_f16, vmovq_n_f16, vrev64_f16, vrev64q_f16,
16707 vtrn1_f16, vtrn1q_f16, vtrn2_f16, vtrn2q_f16, vtrn_f16, vtrnq_f16,
16708 vuzp1_f16, vuzp1q_f16, vuzp2_f16, vuzp2q_f16, vzip1_f16, vzip2q_f16):
16710 (vmov_n_f16): Reimplement using vdup_n_f16.
16711 (vmovq_n_f16): Reimplement using vdupq_n_f16..
16713 2016-07-25 Jiong Wang <jiong.wang@arm.com>
16715 * config/aarch64/aarch64.c (aarch64_add_constant): New parameter
16716 "frame_related_p". Generate CFA annotation when it's necessary.
16717 (aarch64_expand_prologue): Use aarch64_add_constant.
16718 (aarch64_expand_epilogue): Likewise.
16719 (aarch64_output_mi_thunk): Pass "false" when calling
16720 aarch64_add_constant.
16722 2016-07-25 Jiong Wang <jiong.wang@arm.com>
16724 * config/aarch64/aarch64.c (aarch64_add_constant): Optimize instruction
16727 2016-07-25 Jiong Wang <jiong.wang@arm.com>
16729 * config/aarch64/aarch64.c (aarch64_add_constant): New parameter "mode".
16730 Use aarch64_internal_mov_immediate instead of aarch64_build_constant.
16731 (aarch64_output_mi_thunk): Pass Pmode when calling aarch64_add_constant.
16732 (aarch64_build_constant): Delete.
16734 2016-07-25 Alexander Monakov <amonakov@ispras.ru>
16737 2016-07-20 Alexander Monakov <amonakov@ispras.ru>
16739 * config/nvptx/nvptx.c (nvptx_option_override): Do not set
16740 flag_toplevel_reorder.
16742 2016-07-25 Richard Biener <rguenther@suse.de>
16744 * cgraph.c (cgraph_node::verify_node): Compare against builtin
16745 by using DECL_BUILT_IN_CLASS and DECL_FUNCTION_CODE.
16746 * tree-chkp.c (chkp_gimple_call_builtin_p): Likewise.
16747 * tree-streamer.h (streamer_handle_as_builtin_p): Remove.
16748 (streamer_get_builtin_tree): Likewise.
16749 (streamer_write_builtin): Likewise.
16750 * lto-streamer.h (LTO_builtin_decl): Remove.
16751 * lto-streamer-in.c (lto_read_tree_1): Remove assert.
16752 (lto_input_scc): Remove LTO_builtin_decl handling.
16753 (lto_input_tree_1): Liekwise.
16754 * lto-streamer-out.c (lto_output_tree_1): Remove special
16755 handling of builtins.
16756 (DFS::DFS): Likewise.
16757 * tree-streamer-in.c (streamer_get_builtin_tree): Remove.
16758 * tree-streamer-out.c (pack_ts_function_decl_value_fields): Remove
16760 (streamer_write_builtin): Remove.
16762 2016-07-25 Martin Liska <mliska@suse.cz>
16764 * lto-cgraph.c (input_symtab): Don't call get_working_sets
16765 if flag_auto_profile is set to true.
16767 2016-07-25 Martin Liska <mliska@suse.cz>
16769 PR gcov-profile/71868
16770 * cfgloopanal.c (expected_loop_iterations_unbounded): When we
16771 have a function with multiple latches, count them all.
16773 2016-07-25 Martin Liska <mliska@suse.cz>
16775 * tree-ssa-loop-niter.c (loop_only_exit_p): Release body array.
16777 2016-07-25 Martin Liska <mliska@suse.cz>
16779 PR tree-optimization/71987
16780 * tree-ssa-reassoc.c (maybe_optimize_range_tests): Call get_ops
16781 just for SSA_NAMEs. Fix GNU coding style.
16783 2016-07-25 Martin Liska <mliska@suse.cz>
16785 PR gcov-profile/64874
16786 * gcov-io.h: Update command about file format.
16787 * gcov-iov.c (main): Adapt the numbering scheme.
16789 2016-07-24 Kugan Vivekanandarajah <kuganv@linaro.org>
16791 PR middle-end/66726
16792 * tree-ssa-reassoc.c (optimize_vec_cond_expr): Handle tcc_compare stmt
16793 whose result is used in PHI.
16794 (final_range_test_p): Likewise.
16795 (maybe_optimize_range_tests): Likewise.
16797 2016-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
16799 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
16800 Reformat two multi-line strings.
16802 2016-07-22 Martin Sebor <msebor@redhat.com>
16804 * doc/extend.texi (Compound Literals): Add '@' missed in last commit.
16806 2016-07-22 Martin Sebor <msebor@redhat.com>
16809 * doc/extend.texi (Compound Literals): Correct and clarify.
16810 (Cast to Union): Same.
16812 2016-07-22 Kelvin Nilsen <kelvin@gcc.gnu.org>
16814 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
16815 comments to explain why certain error messages make mention of
16816 undocumented options.
16817 (rs6000_invalid_builtin): Change error messages to replace mention
16818 of undocumented options with mention of the -mcpu=power9 option
16819 that enables those undocumented options.
16820 * config/rs6000/rs6000.h (MASK_FLOAT128): New macro.
16821 (RS6000_BTM_FLOAT128): Use the new MASK_FLOAT128 macro in the
16822 definition of this macro to correct an existing error.
16823 * config/rs6000/rs6000.opt: Add the Undocumented qualifier to the
16824 mpower9-fusion, mpower9-vector, mpower9-dform, and mmodulo entries.
16825 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Modify
16826 descriptions of built-in functions so that they depend on
16827 -mcpu=power9 instead of on the corresponding undocumented flags.
16828 * doc/invoke.texi (Option Summary): Remove all mention of newly
16829 undocumented flags.
16830 (IBM RS/6000 and PowerPC Options): Likewise.
16831 * doc/md.texi (Constraints for Particuliar Machines): Remove all
16832 mention of newly undocumented flags.
16834 2016-07-22 Evgeny Stupachenko <evstupac@gmail.com>
16836 * ipa-cp.c (determine_versionability): Do not create constprop clones,
16837 when target_clones attribute is set.
16839 2016-07-22 Bin Cheng <bin.cheng@arm.com>
16841 * common.opt (funsafe-loop-optimizations): Mark ignore.
16842 * doc/invoke.texi (funsafe-loop-optimizations): Remove.
16843 * loop-iv.c (get_simple_loop_desc): Remove unsafe-loop-optimizations
16845 * tree-ssa-loop-niter.c (finite_loop_p): Ditto.
16846 * config/bfin/bfin.c (bfin_can_use_doloop_p): Ditto.
16848 2016-07-22 Bin Cheng <bin.cheng@arm.com>
16850 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
16852 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
16854 (number_of_iterations_exit): Warn missed loop optimization for
16855 possible infinite loops.
16857 2016-07-22 Segher Boessenkool <segher@kernel.crashing.org>
16860 * config/rs6000/rs6000.c (rs6000_file_start): Fix condition for
16861 when to emit a ".machine" pseudo-op.
16863 2016-07-22 Martin Liska <mliska@suse.cz>
16865 PR gcov-profile/69028
16866 PR gcov-profile/62047
16867 * coverage.c (coverage_compute_lineno_checksum): Do not
16868 calculate checksum for fns w/o xloc.file.
16869 (coverage_compute_profile_id): Likewise.
16871 2016-07-22 Georg-Johann Lay <avr@gjlay.de>
16873 * config/avr/avr.c (TARGET_SECONDARY_RELOAD): Remove hook define...
16874 (avr_secondary_reload): ...and implementation.
16875 (avr_adjust_insn_length) [ADJUST_LEN_LPM]: Remove handling.
16876 * config/avr/avr.md (reload_in<mode>): Remove insns.
16877 (adjust_len) [lpm]: Remove insn attribute value.
16878 * config/avr/predicates.md (flash_operand): Remove insn predicate.
16880 2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
16882 PR middle-end/71876
16883 * builtin-attrs.def (ATTR_RT_NOTHROW_LEAF_LIST): New return twice
16885 * builtins.def (BUILT_IN_SETJMP): Use ATTR_RT_NOTHROW_LEAF_LIST here.
16886 * calls.c (special_function_p): Remove the special handling of the
16887 "__builtin_" prefix.
16889 2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
16891 PR middle-end/71876
16892 * calls.c (gimple_maybe_alloca_call_p): New function. Return true
16893 if STMT may be an alloca call.
16894 (gimple_alloca_call_p, alloca_call_p): Return only true for the
16895 builtin alloca call.
16896 * calls.h (gimple_maybe_alloca_call_p): New function.
16897 * tree-inline.c (inline_forbidden_p_stmt): Use
16898 gimple_maybe_alloca_call_p here.
16900 2016-07-21 David Malcolm <dmalcolm@redhat.com>
16902 * spellcheck-tree.c (best_macro_match::best_macro_match):
16903 Explictly specify the template arguments when invoking the base
16904 class constructor, to help older C++ compilers.
16906 2016-07-21 Jakub Jelinek <jakub@redhat.com>
16909 * asan.c (asan_dynamic_init_call): Call asan_init_shadow_ptr_types
16910 before builtin_decl_implicit.
16912 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
16914 * optabs.c (emit_condiitonal_move): Short circuit for identical
16917 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
16919 * ifcvt.c (noce_if_info): New fields: speed_p, original_cost,
16920 max_seq_cost. Removed fields: then_cost, else_cost, branch_cost.
16921 (noce_conversion_profitable_p): New.
16922 (noce_try_store_flag_constants): Use it.
16923 (noce_try_addcc): Likewise.
16924 (noce_try_store_flag_mask): Likewise.
16925 (noce_try_cmove): Likewise.
16926 (noce_try_cmove_arith): Likewise.
16927 (bb_valid_for_noce_process_p): Add to the cost parameter rather than
16929 (noce_convert_multiple_sets): Move cost model to here, from...
16930 (bb_ok_for_noce_convert_multiple_sets) ...here.
16931 (noce_process_if_block): Update calls for above changes.
16932 (noce_find_if_block): Record new noce_if_info parameters.
16934 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
16936 * target.def (max_noce_ifcvt_seq_cost): New.
16937 * doc/tm.texi.in (TARGET_MAX_NOCE_IFCVT_SEQ_COST): Document it.
16938 * doc/tm.texi: Regenerate.
16939 * targhooks.h (default_max_noce_ifcvt_seq_cost): New.
16940 * targhooks.c (default_max_noce_ifcvt_seq_cost): New.
16941 * params.def (PARAM_MAX_RTL_IF_CONVERSION_PREDICTABLE_COST): New.
16942 (PARAM_MAX_RTL_IF_CONVERSION_UNPREDICTABLE_COST): Likewise.
16943 * doc/invoke.texi: Document new params.
16945 2016-07-21 Richard Biener <rguenther@suse.de>
16947 PR tree-optimization/71947
16948 * tree-vrp.c (extract_range_from_assert): Singleton symbolic
16949 ranges have useful limit_vr information.
16951 2016-07-21 Richard Biener <rguenther@suse.de>
16953 * function-tests.c (build_trivial_generic_function): Set
16954 BLOCK_SUPERCONTEXT of DECL_INITIAL.
16955 * omp-low.c (create_omp_child_function): Likewise.
16956 (grid_expand_target_grid_body): Likewise.
16957 * cgraphunit.c (init_lowered_empty_function): Likewise.
16958 (cgraph_node::expand_thunk): Likewise.
16959 * tree-parloops.c (create_loop_fn): Likewise.
16960 * ipa.c (cgraph_build_static_cdtor_1): Likewise.
16962 2016-07-21 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
16964 * tree-ssa-strlen.c (strlen_dom_walker::before_dom_children): Fix typo
16967 2016-07-21 Georg-Johann Lay <avr@gjlay.de>
16969 * config/avr/avr.md (any_extract, any_shiftrt): New code iterators.
16970 (*insv.extract, *insv.shiftrt, *insv.not-bit.0, *insv.not-bit.7)
16971 (*insv.xor-extract, *insv.xor1-bit.0): New insns.
16972 (adjust_len) [insv_notbit, insv_notbit_0, insv_notbit_7]: New
16973 values for insn attribute.
16974 * config/avr/avr.c (avr_out_insert_notbit): New function.
16975 (avr_adjust_insn_length): Handle ADJUST_LEN_INSV_NOTBIT,
16976 ADJUST_LEN_INSV_NOTBIT_0/_7.
16977 * config/avr/avr-protos.h (avr_out_insert_notbit): New proto.
16979 2016-07-21 Bin Cheng <bin.cheng@arm.com>
16981 * tree-chrec.c (convert_affine_scev): New parameter. Pass new arg.
16982 (chrec_convert_1, chrec_convert): Ditto.
16983 * tree-chrec.h (chrec_convert, convert_affine_scev): New parameter.
16984 * tree-scalar-evolution.c (interpret_rhs_expr): Pass new arg.
16985 * tree-vrp.c (adjust_range_with_scev): Ditto.
16986 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Ditto.
16987 (scev_var_range_cant_overflow): New function.
16988 (scev_probably_wraps_p): New parameter. Call above function.
16989 * tree-ssa-loop-niter.h (scev_probably_wraps_p): New parameter.
16991 2016-07-21 Bin Cheng <bin.cheng@arm.com>
16993 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Clean up
16994 by removing computation of may_be_zero.
16996 2016-07-21 Jakub Jelinek <jakub@redhat.com>
16998 * tree-object-size.c (unknown): Use HOST_WIDE_INT_M1U instead of -1.
17000 2016-07-21 Andrew Sutton <andrew.n.sutton@gmail.com>
17002 Improving concepts performance and diagnostics.
17003 * timevar.def (TV_CONSTRAINT_SAT, TV_CONSTRAINT_SUB): New time vars
17004 for constraint satisfaction and subsumption.
17005 * timevar.h (auto_timevar): New constructor that matches the push/pop
17006 pattern of usage in pt.c.
17008 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
17010 * hwint.h (HOST_WIDE_INT_0): New define.
17011 (HOST_WIDE_INT_0U): Ditto.
17012 * double-int.c: Use HOST_WIDE_INT_0 instead of (HOST_WIDE_INT) 0.
17013 * dse.c: Use HOST_WIDE_INT_0U instead of (unsigned HOST_WIDE_INT) 0.
17014 * simplify-rtx.c: Ditto.
17015 * tree-object-size.c: Ditto.
17017 2016-07-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
17019 * config/s390/s390.c (s390_encode_section_info): Remove mode size
17022 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
17024 * cse.c: Use HOST_WIDE_INT_M1 instead of ~(HOST_WIDE_INT) 0.
17025 * combine.c: Use HOST_WIDE_INT_M1U instead of
17026 ~(unsigned HOST_WIDE_INT) 0.
17027 * double-int.h: Ditto.
17029 * dwarf2asm.c:Ditto.
17031 * genmodes.c: Ditto.
17033 * read-rtl.c: Ditto.
17034 * tree-ssa-loop-ivopts.c: Ditto.
17035 * tree-ssa-loop-prefetch.c: Ditto.
17036 * tree-vect-generic.c: Ditto.
17037 * tree-vect-patterns.c: Ditto.
17040 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
17042 * config/avr.c (avr_legitimize_address) [AVR_TINY]: Force
17043 constant addresses outside [0,0xc0] into a register.
17044 (avr_out_movhi_r_mr_reg_no_disp_tiny): Pass insn. And handle
17045 cases where the base address register is unused after.
17046 (avr_out_movhi_r_mr_reg_disp_tiny): Same.
17047 (avr_out_movhi_mr_r_reg_disp_tiny): Same.
17048 (avr_out_store_psi_reg_disp_tiny): Same.
17050 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
17052 Implement attribute progmem on reduced Tiny cores by adding
17053 flash offset 0x4000 to respective symbols.
17056 * doc/extend.texi (AVR Variable Attributes) [progmem]: Add
17057 documentation how it works on reduced Tiny cores.
17058 (AVR Named Address Spaces): No support for reduced Tiny.
17059 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): New macro.
17060 (avr_address_tiny_pm_p): New static function.
17061 (avr_print_operand_address) [AVR_TINY]: Add AVR_TINY_PM_OFFSET
17062 if the address is in progmem.
17063 (avr_assemble_integer): Same.
17064 (avr_encode_section_info) [AVR_TINY]: Set AVR_SYMBOL_FLAG_TINY_PM
17065 for symbol_ref in progmem.
17066 * config/avr/avr.h (AVR_TINY_PM_OFFSET): New macro.
17067 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use it instead of
17068 magic 0x4000 when built-in def'ing __AVR_TINY_PM_BASE_ADDRESS__.
17070 2016-07-20 Patrick Palka <ppalka@gcc.gnu.org>
17072 * configure.ac (thin_archive_support): New variable. AC_SUBST it.
17073 * configure: Regenerate.
17074 * Makefile.in (THIN_ARCHIVE_SUPPORT): New variable.
17075 (USE_THIN_ARCHIVES): New variable.
17076 (libbackend.a): If USE_THIN_ARCHIVES then pass T to ar to build
17077 this archive as a thin archive.
17079 2016-07-20 David Malcolm <dmalcolm@redhat.com>
17081 * diagnostic-show-locus.c (diagnostic_show_locus): If this is the
17082 same location as last time, don't skip if we have fix-it hints.
17083 Clarify the skipping logic by converting it from one "if" clause
17084 to repeated "if" clauses.
17085 * spellcheck-tree.c: Include "cpplib.h".
17086 (find_closest_macro_cpp_cb): Move here from c/c-decl.c.
17087 (best_macro_match::best_macro_match): New constructor.
17088 * spellcheck-tree.h (struct edit_distance_traits<cpp_hashnode *>):
17089 Move here from c/c-decl.c.
17090 (class best_macro_match): Move here from c/c-decl.c, converting
17091 from a typedef to a subclass, gaining a ctor.
17093 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
17095 * config/avr/avr-protos.h (avr_addr_space_supported_p): New prototype.
17096 * config/avr/avr.c (TARGET_ADDR_SPACE_DIAGNOSE_USAGE): New hook
17098 (avr_addr_space_diagnose_usage): ...and implementation.
17099 (avr_addr_space_supported_p): New function.
17100 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Only
17101 report bad address space usage if that space is supported.
17102 (avr_insert_attributes): Same. No more complain about unsupported
17104 * config/avr/avr-c.c (tm_p.h): Include it.
17105 (avr_cpu_cpp_builtins): Only define addr-space related built-in
17106 macro if avr_addr_space_supported_p.
17108 2016-07-20 Alexander Monakov <amonakov@ispras.ru>
17110 * config/nvptx/nvptx.c (nvptx_option_override): Do not set
17111 flag_toplevel_reorder.
17113 2016-07-20 David Malcolm <dmalcolm@redhat.com>
17115 * gcc-rich-location.c
17116 (gcc_rich_location::add_fixit_misspelled_id): New overload, taking
17118 * gcc-rich-location.h
17119 (gcc_rich_location::add_fixit_misspelled_id): Likewise.
17121 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
17123 * target.def (addr_space): Add new diagnose_usage to hook vector.
17124 * targhooks.c (default_addr_space_diagnose_usage): Add default
17125 implementation and...
17126 * targhooks.h (default_addr_space_diagnose_usage): ... its prototype.
17127 * c/c-parser.c (c_lex_one_token) [CPP_NAME]: If the token
17128 is some address space, call targetm.addr_space.diagnose_usage.
17129 * doc/tm.texi.in (Named Address Spaces): Add anchor for
17130 TARGET_ADDR_SPACE_DIAGNOSE_USAGE documentation.
17131 * doc/tm.texi: Regenerate.
17133 2016-07-20 Martin Liska <mliska@suse.cz>
17135 PR middle-end/71898
17136 * graphite-isl-ast-to-gimple.c (later_of_the_two):
17137 Properly handly PHI stmts.
17139 2016-07-20 Bin Cheng <bin.cheng@arm.com>
17141 PR tree-optimization/71503
17142 PR tree-optimization/71683
17143 * tree-if-conv.c (gen_phi_arg_condition): Record true predicate
17146 2016-07-20 Martin Liska <mliska@suse.cz>
17148 * doc/invoke.texi (-fipa-ra): Document when the option is
17149 disabled. Fix a typo.
17151 2016-07-20 Martin Liska <mliska@suse.cz>
17153 * Makefile.in: Include fibonacci_heap.c
17154 * fibonacci_heap.c: New file.
17155 * fibonacci_heap.h (fibonacci_heap::insert): Use insert_node.
17156 (fibonacci_heap::union_with): Fix deletion of the second heap.
17157 * selftest-run-tests.c (selftest::run_tests): Incorporate
17158 fibonacci heap tests.
17159 * selftest.h: Declare fibonacci_heap_c_tests.
17161 2016-07-20 Martin Liska <mliska@suse.cz>
17163 * selftest-run-tests.c (selftest::run_tests): New function.
17164 * selftest.h (sreal_c_tests): Declare.
17165 * sreal.c (sreal_verify_basics): New function.
17166 (verify_aritmetics): Likewise.
17167 (sreal_verify_arithmetics): Likewise.
17168 (verify_shifting): Likewise.
17169 (sreal_verify_shifting): Likewise.
17170 (void sreal_c_tests): Likewise.
17172 2016-07-19 Jakub Jelinek <jakub@redhat.com>
17174 PR rtl-optimization/71916
17175 * cfgrtl.c (contains_no_active_insn_p): Return false also for
17176 bb which have a single succ fake edge.
17178 2016-07-19 Aldy Hernandez <aldyh@redhat.com>
17181 * dwarf2out.c (gen_subprogram_die): Only call
17182 gen_unspecified_parameters_die while dumping early dwarf.
17184 2016-07-19 Jakub Jelinek <jakub@redhat.com>
17186 PR middle-end/71874
17187 * gimple-fold.c (fold_builtin_memory_op): Use
17188 get_addr_base_and_unit_offset instead of get_ref_base_and_extent.
17190 2016-07-19 Uros Bizjak <ubizjak@gmail.com>
17192 * builtins.c: Use HOST_WIDE_INT_1 instead of (HOST_WIDE_INT) 1,
17193 HOST_WIDE_INT_1U instead of (unsigned HOST_WIDE_INT) 1,
17194 HOST_WIDE_INT_M1 instead of (HOST_WIDE_INT) -1 and
17195 HOST_WIDE_INT_M1U instead of (unsigned HOST_WIDE_INT) -1.
17196 * combine.c: Ditto.
17199 * double-int.c: Ditto.
17201 * dwarf2out.c: Ditto.
17204 * fold-const.c: Ditto.
17205 * function.c: Ditto.
17207 * genmodes.c: Ditto.
17211 * loop-doloop.c: Ditto.
17212 * loop-invariant.c: Ditto.
17213 * loop-iv.c: Ditto.
17218 * rtlanal.c: Ditto.
17219 * simplify-rtx.c: Ditto.
17220 * stor-layout.c: Ditto.
17222 * tree-ssa-loop-ivopts.c: Ditto.
17223 * tree-vect-generic.c: Ditto.
17224 * tree-vect-patterns.c: Ditto.
17229 * wide-int-print.cc: Ditto.
17230 * wide-int.cc: Ditto.
17231 * wide-int.h: Ditto.
17233 2016-07-19 David Malcolm <dmalcolm@redhat.com>
17235 * selftest.c (selftest::assert_streq): Handle NULL values of
17236 val_actual and val_expected.
17238 2016-07-19 Martin Jambor <mjambor@suse.cz>
17241 * trans-decl.c (gfc_generate_function_code): Use cgraph_get_create_node
17242 rather than cgraph_create_node to get a call graph node.
17244 2016-07-19 Richard Biener <rguenther@suse.de>
17246 * gimple-fold.c (get_base_constructor): Add VIEW_CONVERT case,
17247 handle all tcc_constant bases and valueize SSA names.
17248 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): Handle
17249 tcc_constant bases.
17251 2016-07-19 David Malcolm <dmalcolm@redhat.com>
17253 * function-tests.c (selftest::verify_three_block_rtl_cfg): Verify
17254 the flags of the exit block and bb2, not just the entry block.
17256 2016-07-19 Richard Biener <rguenther@suse.de>
17258 PR tree-optimization/71901
17259 * tree-ssa-sccvn.h (struct vn_reference_op_struct): Add
17260 align member, group stuff with the bitfield.
17261 (vn_ref_op_align_unit): New inline.
17262 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): For ARRAY_REFs
17263 record element alignment and operand 3 unchanged.
17264 (ao_ref_init_from_vn_reference): Adjust.
17265 (valueize_refs_1): Likewise.
17266 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Likewise.
17268 2016-07-19 Richard Biener <rguenther@suse.de>
17270 PR tree-optimization/71908
17271 * tree-ssa-structalias.c (get_constraint_for_component_ref): Handle
17272 symbolic constants in a more reliable way.
17274 2016-07-19 Ilya Enkovich <ilya.enkovich@intel.com>
17276 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Update
17278 (vect_update_inits_of_drs): Likewise.
17279 (vect_create_cond_for_alias_checks): Likewise.
17280 * tree-vect-loop.c (vect_get_known_peeling_cost): Likewise.
17282 2016-07-19 Richard Biener <rguenther@suse.de>
17285 * lto-streamer-out.c (DFS::DFS_write_tree_body): For blocks
17286 with an abstract origin that is not an inlined function outer
17287 scope add a self-reference as abstract origin.
17288 * tree-streamer-out.c (write_ts_block_tree_pointers): Likewise.
17290 2016-07-18 Michael Meissner <meissner@linux.vnet.ibm.com>
17293 * config/rs6000/rs6000.c (rs6000_function_value): Fix
17294 unintentional System V.4 structure return breakage for structures
17295 with a single floating point element.
17297 2016-07-18 Yuri Rumyantsev <ysrumyan@gmail.com>
17299 PR tree-optimization/71734
17300 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Add REF_LOOP argument which
17301 contains REF, use it to check safelen, assume that safelen value
17302 must be greater 1, fix style.
17303 (ref_indep_loop_p_2): Add REF_LOOP argument.
17304 (ref_indep_loop_p): Pass LOOP as additional argument to
17305 ref_indep_loop_p_2.
17307 2016-07-18 Dominik Vogt <vogt@linux.vnet.ibm.com>
17309 * cfgexpand.c (expand_stack_vars): Implement synamic stack space
17310 allocation in the prologue.
17311 * explow.c (get_dynamic_stack_base): New function to return an address
17312 expression for the dynamic stack base.
17313 (get_dynamic_stack_size): New function to do the required dynamic stack
17314 space size calculations.
17315 (allocate_dynamic_stack_space): Use new functions.
17316 (align_dynamic_address): Move some code from
17317 allocate_dynamic_stack_space to new function.
17318 * explow.h (get_dynamic_stack_base, get_dynamic_stack_size): Export.
17320 2016-07-18 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
17322 * config/s390/s390.c (s390_encode_section_info): Always set
17323 notaligned marker if mode size is 0 or no MEM_ALIGN info could be
17326 2016-07-18 Richard Biener <rguenther@suse.de>
17328 PR tree-optimization/71893
17329 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Compensate
17330 for sizetype cast added by array_ref_element_size.
17331 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
17333 2016-07-16 John David Anglin <danglin@gcc.gnu.org>
17335 * config/pa/pa.c (hppa_profile_hook): Allocate stack space for
17336 register parameters. Remove code to initialize argument pointer
17337 on TARGET_64BIT. Optimize call to _mcount when it can be reached
17338 using a pc-relative branch. Cleanup conditional code.
17339 * config/pa/pa.md (call_mcount): New expander.
17340 (call_mcount_nonpic): New insn.
17341 (call_mcount_pic): New insn and split.
17342 (call_mcount_pic_post_reload): New insn.
17343 (call_mcount_64bit): New insn and split.
17344 (call_mcount_64bit_post_reload): New insn.
17346 2016-07-15 Georg-Johann Lay <avr@gjlay.de>
17348 * config/avr/predicates.md (const_m255_to_m1_operand): New.
17349 * config/avr/constraints.md (Cn8, Ca1, Co1, Yx2): New constraints.
17350 * config/avr/avr.md (add<mode>3) <ALL1>: Fix set_vzn for +/-2.
17351 (*cmphi.zero-extend.0, *cmphi.zero-extend.1)
17352 (*usum_widenqihi3, *udiff_widenqihi3)
17353 (*addhi3_zero_extend.const): New combiner insns.
17354 (andqi3, iorqi3): Provide "l" (NO_LD_REGS) alternative if
17355 just 1 bit is affected.
17356 * config/avr/avr.c (avr_out_bitop) <QImode>: Don't access xop[3].
17357 (avr_out_compare) [EQ,NE]: Tweak comparing d-regs against -1.
17359 2016-07-15 Cesar Philippidis <cesar@codesourcery.com>
17361 * omp-low.c (lower_omp_target): Mark data clauses with
17362 GOMP_MAP_FORCE_{PRESENT,TO,FROM,TOFROM} as potentially having
17363 zero-length subarrays.
17365 2016-07-15 Richard Biener <rguenther@suse.de>
17367 PR tree-optimization/71881
17368 * tree-loop-distribution.c (destroy_loop): Remove blocks in
17369 reverse DOM order to make debug temp generation happy.
17371 2016-07-15 Richard Biener <rguenther@suse.de>
17373 PR tree-optimization/71887
17374 * tree-ssa-phiopt.c (absorbing_element_p): Add rhs arg and
17375 verify it is not zero for division / modulo handling.
17376 (value_replacement): Adjust.
17378 2016-07-15 Virendra Pathak <virendra.pathak@broadcom.com>
17379 Julian Brown <julian@codesourcery.com>
17381 * config/aarch64/aarch64-cores.def: Update vulcan COSTS.
17382 * config/aarch64/aarch64-cost-tables.h
17383 (vulcan_extra_costs): New variable.
17384 * config/aarch64/aarch64.c
17385 (vulcan_addrcost_table): Likewise.
17386 (vulcan_regmove_cost): Likewise.
17387 (vulcan_vector_cost): Likewise.
17388 (vulcan_branch_cost): Likewise.
17389 (vulcan_tunings): Likewise.
17391 2016-07-15 Alexander Monakov <amonakov@ispras.ru>
17393 * cgraphunit.c (cgraph_order_sort_kind): New entry ORDER_VAR_UNDEF.
17394 (output_in_order): Loop over undefined variables too. Output them
17395 via assemble_undefined_decl. Skip variables that correspond to hard
17396 registers or have value-exprs.
17397 * varpool.c (symbol_table::output_variables): Handle undefined
17398 variables together with defined ones.
17400 2016-07-15 Richard Biener <rguenther@suse.de>
17402 * tree-ssa-pre.c (get_representative_for): Make sure to return
17403 the value number of SSA names.
17404 (phi_translate_1): get_representative_for cannot return NULL.
17405 (do_pre_regular_insertion): Remove redundant call to
17406 fully_constant_expression.
17407 (do_pre_partial_partial_insertion): Likewise.
17409 2016-07-15 Bin Cheng <bin.cheng@arm.com>
17411 * tree-scalar-evolution.c (simple_iv_with_niters): New funcion.
17412 (derive_simple_iv_with_niters): New function.
17413 (simple_iv): Rewrite using simple_iv_with_niters.
17414 * tree-scalar-evolution.h (simple_iv_with_niters): New decl.
17415 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
17417 (number_of_iterations_exit): Rewrite using above function.
17418 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
17421 2016-07-15 Richard Biener <rguenther@suse.de>
17423 * config/i386/i386.c (ix86_builtin_vectorization_cost): Adjust
17424 vec_construct cost.
17426 2016-07-14 Jakub Jelinek <jakub@redhat.com>
17428 PR tree-optimization/71872
17429 * tree-data-ref.c (get_references_in_stmt): Ignore references
17430 with is_gimple_constant get_base_address.
17432 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
17434 * config/arm/arm.h (TARGET_HAVE_LDACQ): Enable for ARMv8-M Mainline.
17435 (TARGET_HAVE_LDACQD): New macro.
17436 * config/arm/sync.md (atomic_loaddi): Use TARGET_HAVE_LDACQD rather
17437 than TARGET_HAVE_LDACQ.
17438 (arm_load_acquire_exclusivedi): Likewise.
17439 (arm_store_release_exclusivedi): Likewise.
17441 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
17443 PR rtl-optimization/71878
17444 * lra-constraints.c (match_reload): Pass information about other
17445 output operands. Create new unique register value if matching input
17446 operand shares same register value as output operand being considered.
17447 (curr_insn_transform): Record output operands already processed.
17449 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17452 PR tree-optimization/70923
17453 * tree-vect-patterns.c: Include mult-synthesis.h.
17454 (target_supports_mult_synth_alg): New function.
17455 (synth_lshift_by_additions): Likewise.
17456 (apply_binop_and_append_stmt): Likewise.
17457 (vect_synth_mult_by_constant): Likewise.
17458 (target_has_vecop_for_code): Likewise.
17459 (vect_recog_mult_pattern): Use above functions to synthesize vector
17460 multiplication by integer constants.
17462 2016-07-14 Alan Modra <amodra@gmail.com>
17464 * config/rs6000/altivec.md (altivec_mov<mode>): Disparage
17465 gpr alternatives. Correct '*' placement on Y,r alternative.
17466 Add '*' on operand 1 of r,r alternative.
17468 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17470 * expmed.c (mult_variant, choose_mult_variant): Move declaration to...
17471 * expmed.h: ... Here.
17473 2016-07-14 Jan Hubicka <hubicka@ucw.cz>
17475 * gimple.h (stmt_can_terminate_bb_p): New function.
17476 * tree-cfg.c (need_fake_edge_p): Rename to ...
17477 (stmt_can_terminate_bb_p): ... this; return true if stmt can
17478 throw external; handle const and pure calls.
17479 * tree-ssa-loop-niter.c (loop_only_exit_p): Use it.
17481 2016-07-14 Richard Biener <rguenther@suse.de>
17483 PR tree-optimization/71866
17484 * tree-ssa-pre.c (get_constant_for_value_id): Remove.
17485 (do_hoist_insertion): Avoid endless recursion when we
17486 didn't insert anything because we managed to simplify
17487 things down to a constant or SSA name.
17488 (fully_constant_expression): Re-write in terms of ...
17489 * tree-ssa-sccvn.h (vn_nary_simplify): ... this. Declare.
17490 * tree-ssa-sccvn.c (vn_nary_simplify): New wrapper around
17491 vn_nary_build_or_lookup_1.
17492 (vn_nary_build_or_lookup_1): Added flag and renamed from ...
17493 (vn_nary_build_or_lookup): ... this which now wraps it.
17495 2016-07-14 Alan Modra <amodra@gmail.com>
17498 * config/rs6000/rs6000.c (rs6000_option_override_internal): Deal
17499 with p9_vector override before power9-dform override.
17501 2016-07-13 Andi Kleen <ak@linux.intel.com>
17503 * value-prof.c (gimple_value_profile_transformations): Don't run
17504 when auto_profile is on.
17506 2016-07-13 Andi Kleen <ak@linux.intel.com>
17508 * auto-profile.c (update_inlined_ind_target,
17509 afdo_indirect_call): Print information to dump file.
17511 2016-07-13 Andrew Burgess <andrew.burgess@embecosm.com>
17513 * genrecog.c (special_predicate_operand_p): New function.
17514 (predicate_name): Move function.
17515 (validate_pattern): Don't warn about missing mode for all
17516 define_special_predicate predicates.
17518 2016-07-13 Bin Cheng <bin.cheng@arm.com>
17520 * tree-vect-data-refs.c (vect_no_alias_p): New function.
17521 (vect_prune_runtime_alias_test_list): Call vect_no_alias_p to
17522 resolve alias checks which are known at compilation time.
17523 Truncate vector LOOP_VINFO_MAY_ALIAS_DDRS(loop_vinfo) if all
17524 alias checks are resolved. Move dump info for too many runtime
17525 alias checks to here...
17526 * tree-vect-loop.c (vect_analyze_loop_2): ...From here.
17528 2016-07-13 Richard Biener <rguenther@suse.de>
17530 PR tree-optimization/24574
17531 * tree-ssa-phiopt.c (absorbing_element_p): Pass in argument
17532 position and add shift, rotate, divison and modulo support
17534 (value_replacement): Pass in argument position to absorbing_element_p.
17536 2016-07-13 Ilya Enkovich <ilya.enkovich@intel.com>
17539 * ipa-inline-transform.c (inline_call): Support
17540 instrumented thunks.
17542 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
17544 * config/arm/arm.h (TARGET_HAVE_CBZ): Define.
17545 (TARGET_IDIV): Set for all Thumb targets provided they have hardware
17547 * config/arm/arm.md (divsi3): New unpredicable alternative for ARMv8-M
17548 Baseline. Make initial alternative TARGET_32BIT only.
17549 (udivsi3): Likewise.
17550 * config/arm/thumb1.md (thumb1_cbz): New define_insn.
17551 * doc/sourcebuild.texi (arm_thumb1_cbz_ok): Document new effective
17554 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
17556 * config/arm/arm.h (TARGET_HAVE_MOVT): Include ARMv8-M as having MOVT.
17557 * config/arm/arm.c (arm_arch_name): (const_ok_for_op): Check MOVT/MOVW
17558 availability with TARGET_HAVE_MOVT.
17559 (thumb_legitimate_constant_p): Strip the high part of a label_ref.
17560 (thumb1_rtx_costs): Also return 0 if setting a half word constant and
17561 MOVW is available and replace (unsigned HOST_WIDE_INT) INTVAL by
17563 (thumb1_size_rtx_costs): Make set of half word constant also cost 1
17564 extra instruction if MOVW is available. Use a cost variable
17565 incremented by COSTS_N_INSNS (1) when the condition match rather than
17566 returning an arithmetic expression based on COSTS_N_INSNS. Make
17567 constant with bottom half word zero cost 2 instruction if MOVW is
17569 * config/arm/arm.md (define_attr "arch"): Add v8mb.
17570 (define_attr "arch_enabled"): Set to yes if arch value is v8mb and
17571 target is ARMv8-M Baseline.
17572 (arm_movt): New unpredicable alternative for ARMv8-M Baseline.
17573 (arm_movtas_ze): Likewise.
17574 * config/arm/thumb1.md (thumb1_movdi_insn): Add ARMv8-M Baseline only
17575 alternative for constants satisfying j constraint.
17576 (thumb1_movsi_insn): Likewise.
17577 (movsi splitter for K alternative): Tighten condition to not trigger
17578 if movt is available and j constraint is satisfied.
17579 (Pe immediate splitter): Likewise.
17580 (thumb1_movhi_insn): Add ARMv8-M Baseline only alternative for
17581 constant fitting in an halfword to use MOVW.
17582 * doc/sourcebuild.texi (arm_thumb1_movt_ok): Document new ARM
17585 2016-07-13 Richard Biener <rguenther@suse.de>
17587 PR middle-end/71104
17588 * gimplify.c (gimplify_modify_expr): Gimplify the RHS before
17589 gimplifying the LHS. Make sure to gimplify a returning twice
17590 call LHS without using SSA names.
17592 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17594 * tree-data-ref.c (find_data_references_in_stmt): Remove
17595 unnecessary call to vec::release.
17596 (graphite_find_data_references_in_stmt): Likewise.
17597 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p): Likewise.
17598 * tree-vect-stmts.c (vectorizable_condition): Likewise.
17600 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17602 * cfgexpand.c (expand_used_vars): Make the type of a local
17604 * genmatch.c (lower_for): Likewise.
17605 * haifa-sched.c (haifa_sched_init): Likewise.
17606 (add_to_speculative_block): Likewise.
17607 (create_check_block_twin): Likewise.
17608 * predict.c (handle_missing_profiles): Likewise.
17609 * tree-data-ref.c (loop_nest_has_data_refs): Likewise.
17610 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Likewise.
17611 * tree-ssa-loop-niter.c (discover_iteration_bound_by_body_walk):
17613 (maybe_lower_iteration_bound): Likewise.
17614 * tree-ssa-sccvn.c (DFS): Likewise.
17615 * tree-stdarg.c (reachable_at_most_once): Likewise.
17616 * tree-vect-stmts.c (vectorizable_conversion): Likewise.
17617 (vectorizable_store): Likewise.
17619 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17621 * tree-ssa-sccvn.c (sccvn_dom_walker::~sccvn_dom_walker): remove.
17622 (sccvn_dom_walker): make cond_stack an auto_vec.
17624 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17626 * ree.c (struct ext_state): Make type of members auto_vec.
17627 (find_and_remove_re): Adjust.
17629 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17631 * cfgexpand.c (struct stack_vars_data): Make type of fields
17633 (expand_used_vars): Adjust.
17635 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17637 * ipa.c (record_cdtor_fn): Adjust.
17638 (build_cdtor_fns): Likewise.
17639 (ipa_cdtor_merge): Make static_ctors and static_dtors local
17642 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17644 * genextract.c (struct accum_extract): Add constructor and make
17646 (gen_insn): Adjust.
17648 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17650 * tree.c (struct free_lang_data_d): Add constructor and change
17651 types of members to ones that automatically manage resources.
17652 (fld_worklist_push): Adjust.
17653 (find_decls_types): Likewise.
17654 (find_decls_types_in_eh_region): Likewise.
17655 (free_lang_data_in_cgraph): Stop manually creating and
17656 destroying members of free_lang_data_d.
17658 2016-07-13 Uros Bizjak <ubizjak@gmail.com>
17660 PR rtl-optimization/68961
17661 * config/i386/sse.md (movsd/movhpd to movupd peephole2s): Add new
17662 peephole variant. Use sse_reg_operand predicates.
17664 2016-07-12 Uros Bizjak <ubizjak@gmail.com>
17666 * config/i386/predicates.md (x86_64_immediate_operand)
17667 <case CONST_INT>: Remove unneeded truncation to DImode.
17668 <case CONST>: Ditto.
17669 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
17671 2016-07-12 Michael Meissner <meissner@linux.vnet.ibm.com>
17674 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal):
17675 The xxperm and xxpermr instructions require that the 2nd input
17676 operand overlap with the output operand, and not the 1st.
17677 (altivec_vperm_v8hiv16qi): Likewise.
17678 (altivec_vperm_<mode>_uns_internal): Likewise.
17679 (altivec_vpermr_<mode>_internal): Likewise.
17680 (vperm_v8hiv4si): Likewise.
17681 (vperm_v16qiv8hi): Likewise.
17683 2016-07-12 Nathan Sidwell <nathan@acm.org>
17685 * config/arm/arm.c (arm_option_override): Set MASK_SINGLE_PIC_BASE
17686 when -mno-pic-data-is-text-relative is in effect, by default.
17687 * doc/invoke.texi (mpic-data-is-text-relative): Document new
17688 behavior and clarify.
17690 2016-07-12 Martin Liska <mliska@suse.cz>
17692 * params.def: Add avg-loop niter.
17693 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use the param.
17694 * cfgloopanal.c (expected_loop_iterations_unbounded): Likewise.
17695 * doc/invoke.texi: Document the new parameter.
17697 2016-07-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17699 PR middle-end/71700
17700 * expr.c (store_constructor): Mask sign-extended bits when widening
17701 sub-word constructor element at the start of a word.
17703 2016-07-12 Martin Liska <mliska@suse.cz>
17705 * Makefile.in: Append rule for params-options.h.
17706 * params-options.h: New file.
17708 2016-07-12 Martin Liska <mliska@suse.cz>
17710 * ira-build.c (mark_loops_for_removal): Properly iterate
17713 2016-07-12 Steven Bosscher <steven@gcc.gnu.org>
17714 Richard Biener <rguenther@suse.de>
17716 PR tree-optimization/23286
17717 PR tree-optimization/70159
17718 * doc/invoke.texi: Document -fcode-hoisting.
17719 * common.opt (fcode-hoisting): New flag.
17720 * opts.c (default_options_table): Enable -fcode-hoisting at -O2+.
17721 * tree-ssa-pre.c (pre_stats): Add hoist_insert.
17722 (do_regular_insertion): Rename to ...
17723 (do_pre_regular_insertion): ... this and amend general comments
17724 on insertion strathegy.
17725 (do_partial_partial_insertion): Rename to ...
17726 (do_pre_partial_partial_insertion): ... this.
17727 (do_hoist_insertion): New function.
17728 (insert_aux): Take flags on whether to do PRE and/or hoist insertion
17729 and call do_hoist_insertion properly.
17731 (pass_pre::gate): Enable also if -fcode-hoisting is enabled.
17732 (pass_pre::execute): Register hoist_insert stats.
17734 2016-07-12 Jakub Jelinek <jakub@redhat.com>
17736 PR middle-end/71716
17737 * gimple-fold.c (optimize_atomic_compare_exchange_p): Return false
17738 for SCALAR_FLOAT_TYPE_P type of expected var, or if TYPE_PRECISION
17739 is different from mode's bitsize. Small cleanup.
17741 2016-07-12 Richard Biener <rguenther@suse.de>
17743 PR rtl-optimization/68961
17744 * fwprop.c (propagate_rtx): Allow SUBREGs of VEC_CONCAT and CONCAT
17745 to simplify to a non-constant.
17747 2016-07-11 Jakub Jelinek <jakub@redhat.com>
17749 PR middle-end/71758
17750 * omp-low.c (expand_omp_target): Gimplify device.
17752 PR tree-optimization/71823
17753 * tree-vect-stmts.c (vectorizable_operation): Use vect_get_vec_defs
17754 to get vec_oprnds2 from op2.
17756 2016-07-11 Uros Bizjak <ubizjak@gmail.com>
17758 * config/i386/predicates.md (x86_64_immediate_operand) <case CONST>:
17759 Hoist common subexpressions.
17760 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
17762 2016-07-11 Pat Haugen <pthaugen@us.ibm.com>
17765 * config/rs6000/rs6000.md (stfiwx): Change constraint to 'wu' to
17766 prevent generation of 'stxsiwx' on pre Power8 hardware.
17768 2016-07-11 David Malcolm <dmalcolm@redhat.com>
17770 * input.c: Include cpplib.h.
17771 (selftest::temp_source_file): New class.
17772 (selftest::temp_source_file::temp_source_file): New ctor.
17773 (selftest::temp_source_file::~temp_source_file): New dtor.
17774 (selftest::should_have_column_data_p): New function.
17775 (selftest::test_should_have_column_data_p): New function.
17776 (selftest::temp_line_table): New class.
17777 (selftest::temp_line_table::temp_line_table): New ctor.
17778 (selftest::temp_line_table::~temp_line_table): New dtor.
17779 (selftest::test_accessing_ordinary_linemaps): Add case_ param; use
17780 it to create a temp_line_table.
17781 (selftest::assert_loceq): Only verify LOCATION_COLUMN for
17782 locations that are known to have column data.
17783 (selftest::line_table_case): New struct.
17784 (selftest::test_reading_source_line): Move tempfile handling
17785 to class temp_source_file.
17786 (ASSERT_TOKEN_AS_TEXT_EQ): New macro.
17787 (selftest::assert_token_loc_eq): New function.
17788 (ASSERT_TOKEN_LOC_EQ): New macro.
17789 (selftest::test_lexer): New function.
17790 (selftest::boundary_locations): New array.
17791 (selftest::input_c_tests): Call test_should_have_column_data_p.
17792 Loop over a test matrix of interesting values of location and
17793 default_range_bits, calling test_lexer on each case in the matrix.
17794 Move call to test_accessing_ordinary_linemaps into the matrix.
17795 * selftest.h (ASSERT_EQ): Reimplement in terms of...
17796 (ASSERT_EQ_AT): New macro.
17798 2016-07-11 H.J. Lu <hongjiu.lu@intel.com>
17801 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
17802 Don't convert TImode in debug insn.
17804 2016-07-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
17806 Convert TYPE_ALIGN_OK to a TYPE_LANG_FLAG.
17807 * tree-core.h (tree_base::nothrow_flag): Adjust comment.
17808 (tree_type_common::lang_flag_7): New.
17809 (tree_type_common::spare): Reduce size.
17810 * tree.h (TYPE_ALIGN_OK): Remove.
17811 (TYPE_LANG_FLAG_7): New.
17812 (get_inner_reference): Adjust header.
17813 * print-tree.c (print_node): Adjust.
17814 * expr.c (get_inner_reference): Remove parameter keep_aligning.
17815 (get_bit_range, expand_assignment, expand_expr_addr_expr_1): Adjust
17816 calls to get_inner_reference.
17817 (expand_expr_real_1): Adjust call to get_inner_reference. Remove
17818 handling of TYPE_ALIGN_OK.
17819 * builtins.c (get_object_alignment_2): Adjust call to
17820 get_inner_reference. Remove handling of VIEW_CONVERT_EXPR.
17821 * emit-rtl.c (set_mem_attributes_minus_bitpos): Remove handling of
17823 * asan.c (instrument_derefs): Adjust calls to get_inner_reference.
17824 * cfgexpand.c (expand_debug_expr): Likewise.
17825 * dbxout.c (dbxout_expand_expr): Likewise.
17826 * dwarf2out.c (loc_list_for_address_of_addr_expr_of_indirect_ref,
17827 loc_list_from_tree, fortran_common): Likewise.
17828 * fold-const.c (optimize_bit_field_compare,
17829 decode_field_reference, fold_unary_loc, fold_comparison,
17830 split_address_to_core_and_offset): Likewise.
17831 * gimple-laddress.c (execute): Likewise.
17832 * gimple-ssa-strength-reduction.c (slsr_process_ref): Likewise.
17833 * gimplify.c (gimplify_scan_omp_clauses): Likewise.
17834 * hsa-gen.c (gen_hsa_addr): Likewise.
17835 * simplifx-rtx.c (delegitimize_mem_from_attrs): Likewise.
17836 * tsan.c (instrument_expr): Likewise.
17837 * ubsan.c (instrument_bool_enum_load, instrument_object_size): Likewise.
17838 * tree.c (verify_type_variant): Remove handling of TYPE_ALIGN_OK.
17839 * tree-affine.c (tree_to_aff_combination,
17840 get_inner_reference_aff): Adjust calls to get_inner_reference.
17841 * tree-data-ref.c (split_constant_offset_1,
17842 dr_analyze_innermost): Likewise.
17843 * tree-scalar-evolution.c (interpret_rhs_expr): Likewise.
17844 * tree-sra.c (ipa_sra_check_caller): Likewise.
17845 * tree-ssa-loop-ivopts.c (split_address_cost): Likewise.
17846 * tree-ssa-math-opts.c (find_bswap_or_nop_load,
17847 bswap_replace): Likewise.
17848 * tree-vect-data-refs.c (vect_check_gather,
17849 vect_analyze_data_refs): Likewise.
17850 * config/mips/mips.c (r10k_safe_mem_expr_p): Likewise.
17851 * config/pa/pa.c (pa_emit_move_sequence): Remove handling of
17854 2016-07-11 David Malcolm <dmalcolm@redhat.com>
17856 * Makefile.in (selftest-valgrind): New phony target.
17857 * function-tests.c (selftest::build_cfg): Delete pass instances
17858 created by the test.
17859 (selftest::convert_to_ssa): Likewise.
17860 (selftest::test_expansion_to_rtl): Likewise.
17861 * tree-cfg.c (selftest::test_linear_chain): Release dominator
17863 (selftest::test_diamond): Likewise.
17865 2016-07-11 Richard Biener <rguenther@suse.de>
17867 PR tree-optimization/71816
17868 * tree-ssa-pre.c (compute_avail): Adjust alignment of ref rather
17869 than replacing all of its operands.
17871 2016-07-11 Alan Modra <amodra@gmail.com>
17873 * config/rs6000/rs6000.md (UNSPEC_DOLOOP): New unspec.
17874 (ctr<mode>): Add unspec.
17875 (ctr<mode>_internal*): Likewise.
17877 2016-07-08 James Bowman <james.bowman@ftdichip.com>
17879 * config/ft32/ft32.c (ft32_elf_encode_section_info): New function.
17880 * config/ft32/ft32.h (ASM_OUTPUT_SYMBOL_REF): New function.
17882 2016-07-08 Vladimir Makarov <vmakarov@redhat.com>
17884 PR rtl-optimization/71621
17885 * lra-constraints.c (process_alt_operands): Check combination of
17886 reg class and mode.
17888 2016-07-08 Jason Merrill <jason@redhat.com>
17889 Richard Biener <rguenther@suse.de>
17891 P0145: Refining Expression Order for C++.
17892 * gimplify.c (initial_rhs_predicate_for): New.
17893 (gimplfy_modify_expr): Gimplify RHS before LHS.
17895 2016-07-08 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
17898 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
17899 Allow standard error handling to take over when a wrong number
17900 of arguments is presented to __builtin_vec_ld () or
17901 __builtin_vec_st ().
17903 2016-07-08 Jiong Wang <jiong.wang@arm.com>
17905 * config/aarch64/aarch64-simd-builtins.def (smax): Remove float
17910 * config/aarch64/arm_neon.h (vmaxnm_f32): Use
17911 __builtin_aarch64_fmaxv2sf.
17912 (vmaxnmq_f32): Likewise.
17913 (vmaxnmq_f64): Likewise.
17914 (vminnm_f32): Likewise.
17915 (vminnmq_f32): Likewise.
17916 (vminnmq_f64): Likewise.
17918 2016-07-08 Michael Meissner <meissner@linux.vnet.ibm.com>
17921 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Do not
17922 enable -mfloat128-hardware by default.
17923 (ISA_3_0_MASKS_IEEE): New macro to give all of the VSX options
17924 that IEEE 128-bit hardware support needs.
17925 * config/rs6000/rs6000.c (rs6000_option_override_internal): If
17926 -mcpu=power9 -mfloat128, enable -mfloat128-hardware by default.
17927 Use ISA_3_0_MASKS_IEEE as the set of options that IEEE 128-bit
17928 floating point requires.
17929 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
17930 -mfloat128 and -mfloat128-hardware changes.
17932 2016-07-08 Alan Hayward <alan.hayward@arm.com>
17934 PR tree-optimization/71667
17935 * tree-vect-loop.c (vectorizable_live_operation): ignore DEBUG stmts
17937 2016-07-08 Martin Liska <mliska@suse.cz>
17939 PR middle-end/71606
17940 * fold-const.c (fold_convertible_p): As COMPLEX_TYPE
17941 folding produces SAVE_EXPRs, thus return false for the type.
17943 2016-07-07 Martin Liska <mliska@suse.cz>
17945 * file-find.c (remove_prefix): New function.
17946 * file-find.h (remove_prefix): Declare the function.
17947 * gcc-ar.c (main): Skip a folder of the wrapper if
17948 a wrapped binary would point to the same file.
17950 2016-07-07 Jan Hubicka <jh@suse.cz>
17952 * tree-scalar-evolution.c (iv_can_overflow_p): export.
17953 * tree-scalar-evolution.h (iv_can_overflow_p): Declare.
17954 * tree-ssa-loop-ivopts.c (alloc_iv): Use it.
17956 2016-07-07 Ilya Enkovich <ilya.enkovich@intel.com>
17959 * ipa-inline-analysis.c (compute_inline_parameters): Set
17960 local.can_change_signature to false for intrumentation
17963 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
17965 * config/arm/arm.h (TARGET_USE_MOVT): Check MOVT/MOVW availability
17966 with TARGET_HAVE_MOVT.
17967 (TARGET_HAVE_MOVT): Define.
17968 * config/arm/arm.c (const_ok_for_op): Check MOVT/MOVW
17969 availability with TARGET_HAVE_MOVT.
17970 * config/arm/arm.md (arm_movt): Use TARGET_HAVE_MOVT to check MOVT
17972 (addsi splitter): Use TARGET_THUMB && TARGET_HAVE_MOVT rather than
17974 (symbol_refs movsi splitter): Remove TARGET_32BIT check.
17975 (arm_movtas_ze): Use TARGET_HAVE_MOVT to check MOVT availability.
17976 * config/arm/constraints.md (define_constraint "j"): Use
17977 TARGET_HAVE_MOVT to check MOVT availability.
17979 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
17981 * config/arm/arm-protos.h: Reindent FL_FOR_* macro definitions.
17983 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
17985 * config/arm/arm-arches.def (armv8-m.base): Define new architecture.
17986 (armv8-m.main): Likewise.
17987 (armv8-m.main+dsp): Likewise.
17988 * config/arm/arm-protos.h (FL_FOR_ARCH8M_BASE): Define.
17989 (FL_FOR_ARCH8M_MAIN): Likewise.
17990 * config/arm/arm-tables.opt: Regenerate.
17991 * config/arm/bpabi.h: Add armv8-m.base, armv8-m.main and
17992 armv8-m.main+dsp to BE8_LINK_SPEC.
17993 * config/arm/arm.h (TARGET_HAVE_LDACQ): Exclude ARMv8-M.
17994 (enum base_architecture): Add BASE_ARCH_8M_BASE and BASE_ARCH_8M_MAIN.
17995 * config/arm/arm.c (arm_arch_name): Increase size to work with ARMv8-M
17996 Baseline and Mainline.
17997 (arm_option_override_internal): Also disable arm_restrict_it when
17998 !arm_arch_notm. Update comment for -munaligned-access to also cover
18000 (arm_file_start): Increase buffer size for printing architecture name.
18001 * doc/invoke.texi: Document architectures armv8-m.base, armv8-m.main
18002 and armv8-m.main+dsp.
18003 (mno-unaligned-access): Clarify that this is disabled by default for
18004 ARMv8-M Baseline architectures as well.
18006 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
18008 * config/arm/elf.h: Use __ARM_ARCH_ISA_THUMB and __ARM_ARCH_ISA_ARM to
18009 decide whether to prevent some libgcc routines being included for some
18010 multilibs rather than __ARM_ARCH_6M__ and add comment to indicate the
18011 link between this condition and the one in
18012 libgcc/config/arm/lib1func.S.
18014 2016-07-07 Richard Biener <rguenther@suse.de>
18016 * tree-ssa-pre.c: Include alias.h.
18017 (compute_avail): If we have multiple VN_REFERENCEs with the
18018 same hashtable entry adjust that to make it a valid replacement
18019 for all of them with respect to alignment and aliasing
18020 when doing insertion.
18021 * tree-ssa-sccvn.h (vn_reference_operands_for_lookup): Declare.
18022 * tree-ssa-sccvn.c (vn_reference_operands_for_lookup): New function.
18024 2016-07-06 Segher Boessenkool <segher@kernel.crashing.org>
18028 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
18029 *ctr<mode>_internal5, *ctr<mode>_internal6): Add *wi to the output
18032 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18034 * var-tracking.c (struct adjust_mem_data): Make side_effects a vector.
18035 (adjust_mems): Adjust.
18036 (adjust_insn): Likewise.
18037 (prepare_call_arguments): Likewise.
18039 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18041 * gcse.c (struct ls_expr): Make stores field a vector.
18042 (ldst_entry): Adjust.
18043 (free_ldst_entry): Likewise.
18044 (print_ldst_list): Likewise.
18045 (compute_ld_motion_mems): Likewise.
18046 (update_ld_motion_stores): Likewise.
18048 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18050 * gcse.c (struct ls_expr): Remove loads field.
18051 (ldst_entry): Adjust.
18052 (free_ldst_entry): Likewise.
18053 (print_ldst_list): Likewise.
18054 (compute_ld_motion_mems): Likewise.
18056 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18058 * store-motion.c (struct st_expr): Make antic_stores a vector.
18059 (st_expr_entry): Adjust.
18060 (free_st_expr_entry): Likewise.
18061 (print_store_motion_mems): Likewise.
18062 (find_moveable_store): Likewise.
18063 (compute_store_table): Likewise.
18064 (remove_reachable_equiv_notes): Likewise.
18065 (replace_store_insn): Likewise.
18066 (build_store_vectors): Likewise.
18068 2016-07-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18070 * config/arm/driver-arm.c (arm_cpu_table): Add entries for cortex-a32,
18071 cortex-a35, cortex-a53, cortex-a57, cortex-a72, cortex-a73.
18073 2016-07-06 Yuri Rumyantsev <ysrumyan@gmail.com>
18075 PR tree-optimization/71518
18076 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Adjust
18077 misalign also for outer loops with negative step.
18079 2016-07-06 Wilco Dijkstra <wdijkstr@arm.com>
18081 * config/arm/cortex-a53.md: Use final_presence_set for in-order.
18082 (cortex_a53_shift): Add mov_shift.
18083 (cortex_a53_shift_reg): Add new reservation for register shifts.
18084 (cortex_a53_alu): Remove bfm.
18085 (cortex_a53_alu_shift): Add bfm, remove mov_shift.
18086 (cortex_a53_alu_extr): Add new reservation for EXTR.
18087 (bypasses): Improve bypass modelling.
18089 2016-07-06 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
18092 * config/avr/avr.c (avr_asm_select_section): Strip off
18093 SECTION_DECLARED from flags when calling get_section.
18095 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
18097 * tree-vectorizer.h (vect_memory_access_type): Add
18098 VMAT_INVARIANT, VMAT_CONTIGUOUS_DOWN and VMAT_CONTIGUOUS_REVERSED.
18099 * tree-vect-stmts.c (compare_step_with_zero): New function.
18100 (perm_mask_for_reverse): Move further up file.
18101 (get_group_load_store_type): Stick to VMAT_ELEMENTWISE if the
18103 (get_negative_load_store_type): New function.
18104 (get_load_store_type): Call it. Add an ncopies argument.
18105 (vectorizable_mask_load_store): Update call accordingly and
18106 remove tests for negative steps.
18107 (vectorizable_store, vectorizable_load): Likewise. Handle new
18108 memory_access_types.
18110 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
18112 * tree-vectorizer.h (vect_memory_access_type): New enum.
18113 (_stmt_vec_info): Add a memory_access_type field.
18114 (STMT_VINFO_MEMORY_ACCESS_TYPE): New macro.
18115 (vect_model_store_cost): Take an access type instead of a boolean.
18116 (vect_model_load_cost): Likewise.
18117 * tree-vect-slp.c (vect_analyze_slp_cost_1): Update calls to
18118 vect_model_store_cost and vect_model_load_cost.
18119 * tree-vect-stmts.c (vec_load_store_type): New enum.
18120 (vect_model_store_cost): Take an access type instead of a
18121 store_lanes_p boolean. Simplify tests.
18122 (vect_model_load_cost): Likewise, but for load_lanes_p.
18123 (get_group_load_store_type, get_load_store_type): New functions.
18124 (vectorizable_store): Use get_load_store_type. Record the access
18125 type in STMT_VINFO_MEMORY_ACCESS_TYPE.
18126 (vectorizable_load): Likewise.
18127 (vectorizable_mask_load_store): Likewise. Replace is_store
18128 variable with vls_type.
18130 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
18132 * tree-vectorizer.h (vect_grouped_load_supported): Add a
18133 single_element_p parameter.
18134 * tree-vect-data-refs.c (vect_grouped_load_supported): Likewise.
18135 Check the PR65518 case here rather than in vectorizable_load.
18136 * tree-vect-loop.c (vect_analyze_loop_2): Update call accordignly.
18137 * tree-vect-stmts.c (vectorizable_load): Likewise.
18139 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
18141 * tree-vectorizer.h (gather_scatter_info): New structure.
18142 (vect_check_gather_scatter): Return a bool rather than a decl.
18143 Replace return-by-pointer arguments with a single
18144 gather_scatter_info *.
18145 * tree-vect-data-refs.c (vect_check_gather_scatter): Likewise.
18146 (vect_analyze_data_refs): Update call accordingly.
18147 * tree-vect-stmts.c (vect_mark_stmts_to_be_vectorized): Likewise.
18148 (vectorizable_mask_load_store): Likewise. Also record the
18149 offset dt and vectype in the gather_scatter_info.
18150 (vectorizable_store): Likewise.
18151 (vectorizable_load): Likewise.
18153 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
18155 * tree-vect-stmts.c (vect_model_store_cost): For non-SLP
18156 strided groups, use the cost of N scalar accesses instead
18157 of ncopies vector accesses.
18158 (vect_model_load_cost): Likewise.
18160 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
18162 * tree-vect-stmts.c (vect_cost_group_size): Delete.
18163 (vect_model_store_cost): Avoid calling it. Use first_stmt_p
18164 variable to indicate when once-per-group costs are being used.
18165 (vect_model_load_cost): Likewise. Fix comment and misindented code.
18167 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
18169 * tree-vect-stmts.c (vectorizable_load): Remove unnecessary
18170 peeling-for-gaps condition.
18172 2016-07-06 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
18174 * config/s390/s390.c (s390_expand_vec_init): Force initializer
18175 element to register if it doesn't match general_operand.
18177 2016-07-05 Michael Meissner <meissner@linux.vnet.ibm.com>
18178 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
18180 * config/rs6000/rs6000-protos.h (rs6000_split_signbit): New
18182 * config/rs6000/rs6000.c (rs6000_split_signbit): New function.
18183 * config/rs6000/rs6000.md (UNSPEC_SIGNBIT): New constant.
18184 (SIGNBIT): New mode iterator.
18185 (Fsignbit): New mode attribute.
18186 (signbit<mode>2): Change operand1 to match FLOAT128 instead of
18187 IBM128; dispatch to gen_signbit{kf,tf}2_dm for __float128
18188 when direct moves are available.
18189 (signbit<mode>2_dm): New define_insn_and_split).
18190 (signbit<mode>2_dm2): New define_insn.
18192 2016-07-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18194 PR rtl-optimization/71594
18195 * ifcvt.c (noce_convert_multiple_sets): Wrap new_val or old_val
18196 into subregs of appropriate mode before trying to emit a conditional
18199 2016-07-05 Jan Hubicka <jh@suse.cz>
18201 * tree-scalar-evolution.c (iv_can_overflow_p): New function.
18202 (simple_iv): Use it.
18204 2016-07-05 Jan Hubicka <jh@suse.cz>
18206 * tree-ssa-loop-niter.c (nowrap_type_p): Use ANY_INTEGRAL_TYPE_P.
18208 2016-07-05 Jiong Wang <jiong.wang@arm.com>
18210 * lra-constraints.c (process_alt_operands): Don't add spilling cost for
18213 2016-07-05 Jan Hubicka <jh@suse.cz>
18215 * tree-scalar-evoluiton.c (simple_iv): Use nowrap_type to check if
18218 2016-07-05 Richard Biener <rguenther@suse.de>
18220 * gimple-ssa-split-paths.c (find_block_to_duplicate_for_splitting_pa):
18221 Handle empty else block.
18222 (is_feasible_trace): Likewise.
18223 (split_paths): Likewise.
18225 2016-07-05 Richard Biener <rguenther@suse.de>
18227 * tree-loop-distribution.c (distribute_loop): Fix issue with
18228 the cost model loop.
18230 2016-07-05 Christophe Lyon <christophe.lyon@linaro.org>
18232 * config/arm/neon-testgen.ml: Delete.
18233 * config/arm/neon.ml: Delete.
18235 2016-07-04 Jakub Jelinek <jakub@redhat.com>
18238 * tree.c (attribute_value_equal): Use get_attribute_name instead of
18239 directly using TREE_PURPOSE.
18241 2016-07-04 Jiong Wang <jiong.wang@arm.com>
18243 * config/aarch64/aarch64.h: Rename "ARMv8.1" to "ARMv8.1-A".
18244 * config/aarch64/aarch64_neon.h: Likewise.
18245 * config/aarch64/arm_neon.h: Likewise.
18246 * config/aarch64/atomics.md: Likewise.
18247 * config/aarch64/aarch64-simd-builtins.def: Likewise.
18248 * doc/invoke.texi: Likewise.
18250 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
18252 * config/s390/s390.md: Add "z13" cpu_facility.
18253 ("*mov<mode>cc"): Add support for z13 instructions lochi and locghi.
18254 * config/s390/predicates.md ("loc_operand"): New predicate for "load on
18255 condition" type instructions.
18257 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
18258 Jeff Law <law@redhat.com>
18260 * explow.c (allocate_dynamic_stack_space): Simplify knowing that
18261 MUST_ALIGN was always true and extra_align ist always BITS_PER_UNIT.
18263 2016-07-04 Yuri Rumyantsev <ysrumyan@gmail.com>
18265 * config/i386/i386.c (ix86_expand_vec_perm): Add handle one-operand
18266 permutation for TARGET_AVX512F.
18267 (ix86_expand_vec_one_operand_perm_avx512): New function.
18268 (expand_vec_perm_1): Invoke introduced function.
18269 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
18270 it may be not valid after vectorization.
18272 2016-07-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18275 * config/aarch64/aarch64.c (aarch64_classify_symbol): Fix
18276 typo in comment. Only force to memory if it is a weak
18277 external reference.
18279 2016-07-04 Matthew Wahab <matthew.wahab@arm.com>
18280 Jiong Wang <jiong.wang@arm.com>
18282 * config/aarch64/aarch64-arches.def: Add "armv8.2-a".
18283 * config/aarch64/aarch64.h (AARCH64_FL_V8_2): New.
18284 (AARCH64_FL_F16): New.
18285 (AARCH64_FL_FOR_ARCH8_2): New.
18286 (AARCH64_ISA_8_2): New.
18287 (AARCH64_ISA_F16): New.
18288 (TARGET_FP_F16INST): New.
18289 (TARGET_SIMD_F16INST): New.
18290 * config/aarch64/aarch64-option-extensions.def ("fp16"): New entry.
18291 ("fp"): Disabling "fp" also disables "fp16".
18292 * config/aarch64/aarch64-c.c (arch64_update_cpp_builtins):
18293 Conditionally define __ARM_FEATURE_FP16_SCALAR_ARITHMETIC
18294 and __ARM_FEATURE_FP16_VECTOR_ARITHMETIC.
18295 * doc/invoke.texi (AArch64 Options): Document "armv8.2-a" and "fp16".
18297 2016-07-04 Jan Beulich <jbeulich@suse.com>
18299 * gcc.c (default_compilers["@c-header"]): Conditionalize "-o".
18301 2016-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
18304 * config/rs6000/vsx.md (vsx_splat_v4sf_internal): When splitting
18305 the insns, use an insn form that does not adjust the offset on
18306 little endian systems.
18308 2016-07-01 Jan Beulich <jbeulich@suse.com>
18310 * varasm.c (get_variable_section): Validate initializer in
18311 named .bss-like sections.
18313 2016-07-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
18315 * config/rs6000/altivec.md (*altivec_vpermr_<mode>_internal):
18316 Exchange the order of the second and third operands in the vpermr
18317 instruction tmeplate.
18319 2016-07-01 Peter Bergner <bergner@vnet.ibm.com>
18322 * config/rs6000/rs6000.c (rs6000_secondary_reload_simple_move):
18323 Disallow TDmode values.
18325 2016-07-01 Alan Modra <amodra@gmail.com>
18327 PR rtl-optimization/71709
18328 * ira-lives.c (find_call_crossed_cheap_reg): Exit loop on arg reg
18329 being set, not referenced.
18331 2016-07-01 Yuri Rumyantsev <ysrumyan@gmail.com>
18333 PR tree-optimization/70729
18334 * tree-vectorizer.c (adjust_simduid_builtins): Nullify safelen field
18335 of loop since it can be not valid after transformation.
18337 2016-07-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18339 * config/arm/arm.c (thumb_reload_in_hi): Delete.
18340 * config/arm/arm-protos.h (thumb_reload_in_hi): Delete prototype.
18342 2016-07-01 Eric Botcazou <ebotcazou@adacore.com>
18344 * config/arm/arm.c (arm_function_ok_for_sibcall): Add another check
18347 2016-06-30 Michael Meissner <meissner@linux.vnet.ibm.com>
18350 * config/rs6000/constraints.md (wY constraint): New constraint to
18351 match the requirements for the LXSD and STXSD instructions.
18352 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): New
18353 predicate to match the requirements for the LXSD and STXSD
18355 * config/rs6000/rs6000.md (mov<mode>_hardfloat32, FMOVE64 case):
18356 Use constaint wY for LXSD/STXSD instructions instead of 'o' or 'Y'
18357 to make sure that the bottom 2 bits of offset are 0, the address
18358 form is offsettable, and no updating is done in the address mode.
18359 (mov<mode>_hardfloat64, FMOVE64 case): Likewise.
18360 (movdi_internal32): Likewise
18361 (movdi_internal64): Likewise.
18363 2016-06-30 Jakub Jelinek <jakub@redhat.com>
18365 PR tree-optimization/71707
18366 * tree-ssa-strlen.c (get_stridx_plus_constant): Handle already present
18367 strinfo even for ADDR_EXPR ptr.
18369 2016-06-30 Kelvin Nilsen <kelvin@gcc.gnu.org>
18371 * config/rs6000/altivec.md (darn_32): Change the condition to
18372 TARGET_P9_MISC instead of TARGET_MODULO.
18373 (darn_raw): Replace TARGET_MODULO with TARGET_P9_MISC in the
18374 condition expression.
18375 (darn): Replace TARGET_MODULO with TARGET_P9_MISC in the
18376 condition expression.
18377 * config/rs6000/dfp.md (UNSPEC_DTSTSFI): New unspec constant.
18378 (DFP_TEST): New code iterator.
18379 (dfptstsfi_<code>_mode>): New define_expand.
18380 (*dfp_sgnfcnc_<mode>): New define_insn.
18381 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_0): Move this macro
18382 definition next to BU_P9_MISC_1 definition and change the MASK
18383 value to RS6000_BTM_P9_MISC.
18384 (BU_P9_MISC_1): Change the MASK value to RS6000_BTM_P9_MISC.
18385 (BU_P9_64BIT_MISC_0): Likewise.
18386 (BU_P9_DFP_MISC_0): New macro definition.
18387 (BU_P9_DFP_MISC_1): New macro definition.
18388 (BU_P9_DFP_MISC_2): New macro definition.
18389 (BU_P9_DFP_OVERLOAD_1): New macro definition.
18390 (BU_P9_DFP_OVERLOAD_2): New macro definition.
18391 (BU_P9_DFP_OVERLOAD_3): New macro definition.
18392 (TSTSFI_LT_DD): New BU_P9_DFP_MISC_2.
18393 (TSTSFI_LT_TD): Likewise.
18394 (TSTSFI_EQ_DD): Likewise.
18395 (TSTSFI_EQ_TD): Likewise.
18396 (TSTSFI_GT_DD): Likewise.
18397 (TSTSFI_GT_TD): Likewise.
18398 (TSTSFI_OV_DD): Likewise.
18399 (TSTSFI_OV_TD): Likewise.
18400 (TSTSFI_LT): New BU_P9_DFP_OVERLOAD_2.
18401 (TSTSFI_LT_DD): Likewise.
18402 (TSTSFI_LT_TD): Likewise.
18403 (TSTSFI_EQ): Likewise.
18404 (TSTSFI_EQ_DD): Likewise.
18405 (TSTSFI_EQ_TD): Likewise.
18406 (TSTSFI_GT): Likewise.
18407 (TSTSFI_GT_DD): Likewise.
18408 (TSTSFI_GT_TD): Likewise.
18409 (TSTSFI_OV): Likewise.
18410 (TSTSFI_OV_DD): Likewise.
18411 (TSTSFI_OV_TD): Likewise.
18412 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
18413 overloaded test significance functions.
18414 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
18415 OPTION_MASK_P9_MISC into the representation of this mask.
18416 (POWERPC_MASKS): Add OPTION_MASK_P9_MISC into the representation
18418 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Set the
18419 RS6000_BTM_P9_MISC flag in the return value if TARGET_P9_MISC is
18421 (rs6000_expand_binop_builtin): Enforce that argument 0 of the exp
18422 argument is a 6-bit unsigned literal value if the icode argument
18423 represents a DFP test significance built-in call.
18424 (rs6000_invalid_builtin): Add support for the RS6000_BTM_P9_MISC
18425 flag used independently and in combination with the
18426 RS6000_BTM_64BIT flag.
18427 (rs6000_opt_masks): Add entry for power9-misc command-line option.
18428 (rs6000_builtin_mask_names): Add entry for power9-misc
18429 command-line option.
18430 * config/rs6000/rs6000.h: Redefine TARGET_P9_MISC as 0 if
18431 HAVE_AS_POWER9 is not a defined macro. Define MASK_P9_MISC and
18432 RS6000_BTM_P9_MISC macros.
18433 * config/rs6000/rs6000.opt: Add support for the -mpower9-misc
18434 option and change the description of the -mpower9-vector option to
18435 enable only vector instructions, removing its erroneously claimed
18436 support for scalar instructions.
18437 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
18438 the ISA 3.0 digital floating point test significance built-in
18441 2016-06-30 Wilco Dijkstra <wdijkstr@arm.com>
18443 * config/aarch64/aarch64.c (cortexa35_tunings):
18444 Enable AES fusion. Use cortexa57_branch_cost.
18445 (cortexa53_tunings): Use cortexa57_branch_cost.
18446 (cortexa72_tunings): Use cortexa57_branch_cost.
18447 Use AUTOPREFETCHER_WEAK.
18448 (cortexa73_tunings): Use cortexa57_branch_cost.
18450 2016-06-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18451 James Greenhalgh <james.greenhalgh@arm.com>
18453 * config/aarch64/arm_neon.h (vcopyq_lane_f32, vcopyq_lane_f64,
18454 vcopyq_lane_p8, vcopyq_lane_p16, vcopyq_lane_s8, vcopyq_lane_s16,
18455 vcopyq_lane_s32, vcopyq_lane_s64, vcopyq_lane_u8, vcopyq_lane_u16,
18456 vcopyq_lane_u32, vcopyq_lane_u64): Reimplement in C.
18457 (vcopy_lane_f32, vcopy_lane_f64, vcopy_lane_p8, vcopy_lane_p16,
18458 vcopy_lane_s8, vcopy_lane_s16, vcopy_lane_s32, vcopy_lane_s64,
18459 vcopy_lane_u8, vcopy_lane_u16, vcopy_lane_u32, vcopy_lane_u64,
18460 vcopy_laneq_f32, vcopy_laneq_f64, vcopy_laneq_p8, vcopy_laneq_p16,
18461 vcopy_laneq_s8, vcopy_laneq_s16, vcopy_laneq_s32, vcopy_laneq_s64,
18462 vcopy_laneq_u8, vcopy_laneq_u16, vcopy_laneq_u32, vcopy_laneq_u64,
18463 vcopyq_laneq_f32, vcopyq_laneq_f64, vcopyq_laneq_p8, vcopyq_laneq_p16,
18464 vcopyq_laneq_s8, vcopyq_laneq_s16, vcopyq_laneq_s32, vcopyq_laneq_s64,
18465 vcopyq_laneq_u8, vcopyq_laneq_u16, vcopyq_laneq_u32, vcopyq_laneq_u64):
18468 2016-06-30 James Greenhalgh <james.greenhalgh@arm.com>
18469 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18471 * config/aarch64/aarch64-simd.md (*aarch64_simd_vec_copy_lane<mode>):
18473 (*aarch64_simd_vec_copy_lane_<vswap_width_name><mode>): Likewise.
18475 2016-06-30 David Malcolm <dmalcolm@redhat.com>
18478 * gcc.c (driver::build_option_suggestions): Pass "option" to
18479 add_misspelling_candidates.
18480 * opts-common.c (add_misspelling_candidates): Add "option" param;
18481 use it to avoid adding negated forms for options marked with
18483 * opts.h (add_misspelling_candidates): Add "option" param.
18485 2016-06-30 Jakub Jelinek <jakub@redhat.com>
18487 PR middle-end/71693
18488 * fold-const.c (fold_binary_loc) <case RROTATE_EXPR>: Cast
18489 TREE_OPERAND (arg0, 0) and TREE_OPERAND (arg0, 1) to type
18490 first when permuting bitwise operation with rotate. Cast
18491 TREE_OPERAND (arg0, 0) to type when cancelling two rotations.
18493 2016-06-29 David Malcolm <dmalcolm@redhat.com>
18495 * opts.c (handle_param): Use find_param_fuzzy to offer suggestions
18496 for misspelled param names.
18497 * params.c: Include spellcheck.h.
18498 (find_param_fuzzy): New function.
18499 * params.h (find_param_fuzzy): New prototype.
18500 * spellcheck.c (struct edit_distance_traits<const char *>): Move to...
18501 * spellcheck.h (struct edit_distance_traits<const char *>):
18504 2016-06-29 Michael Meissner <meissner@linux.vnet.ibm.com>
18506 * config/rs6000/predicates.md (const_0_to_7_operand): New
18507 predicate, recognize 0..7.
18508 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
18509 support for doing extracts from V16QImode, V8HImode, V4SImode
18511 * config/rs6000/vsx.md (VSX_EXTRACT_I): Mode iterator for ISA 3.0
18512 vector extract support.
18513 (VSX_EXTRACT_PREDICATE): Mode attribute to validate element number
18514 for ISA 3.0 vector extract.
18515 (VSX_EX): Constraints to use for ISA 3.0 vector extract.
18516 (vsx_extract_<mode>, VSX_EXTRACT_I): Add support for doing
18517 extracts of a constant element number from small integer vectors
18518 on 64-bit ISA 3.0 systems.
18519 (vsx_extract_<mode>_di): Likewise.
18520 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): New target macro to
18521 say when we can do ISA 3.0 vector extracts.
18522 * config/rs6000/rs6000.md (stfiwx): Allow DImode in Altivec
18523 registers, using the stxsiwx instruction.
18525 2016-06-29 Jim Wilson <jim.wilson@linaro.org>
18527 * config/aarch64/aarch64-cores.def (qdf24xx): Use qdf24xx tuning.
18528 * config/aarch64/aarch64.c (qdf24xx_addrcost_table,
18529 qdf24xx_regmove_cost, qdf24xx_tunings): New.
18530 * config/arm/aarch64-cost-tables.h (qdf24xx_extra_costs): New.
18531 * config/arm/arm-cores.def (qdf24xx): Use qdf24xx tuning.
18532 * config/arm/arm.c (arm_qdf24xx_tune): New.
18534 2016-06-29 Wilco Dijkstra <wdijkstr@arm.com>
18536 * config/aarch64/aarch64.c (cortexa53_tunings):
18537 Increase loop alignment to 8. Set function alignment to 16.
18538 (cortexa35_tunings): Likewise.
18539 (cortexa57_tunings): Increase loop alignment to 8.
18540 (cortexa72_tunings): Likewise.
18541 (cortexa73_tunings): Likewise.
18543 2016-06-29 Matthew Wahab <matthew.wahab@arm.com>
18545 * doc/sourcebuild.texi (Effective-Target keywords): Add entries
18546 for arm_fp16_ok and arm_fp16_hw.
18547 (Add Options): Add entries for arm_fp16, arm_fp16_ieee and
18548 arm_fp16_alternative.
18550 2016-06-29 Ilya Enkovich <ilya.enkovich@intel.com>
18552 PR tree-optimization/71655
18553 * tree-vect-stmts.c (vectorizable_comparison): Swap definition
18554 types when swapping operands.
18556 2016-06-29 Martin Liska <mliska@suse.cz>
18558 PR middle-end/71585
18559 * common.opt (flag_stack_protect): Mark the flag as optimization flag.
18560 * ipa-inline-transform.c (inline_call): Remove unnecessary call
18561 of build_optimization_node.
18563 2016-06-29 Yuri Rumyantsev <ysrumyan@gmail.com>
18565 PR tree-optimization/70729
18566 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Consider memory reference as
18567 independent in loops having positive safelen value.
18568 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
18569 it may be not valid after vectorization.
18571 2016-06-29 Jakub Jelinek <jakub@redhat.com>
18573 PR tree-optimization/71625
18574 * tree-ssa-strlen.c (get_addr_stridx): Add PTR argument. Assume list
18575 is sorted by ascending list->offset. If PTR is non-NULL and there is
18576 previous strinfo, call get_stridx_plus_constant.
18577 (get_stridx): Pass exp as second argument to get_addr_stridx.
18578 (addr_stridxptr): Add missing list = list->next, so that there can be
18579 more than one entries in the list. Bump limit from 16 to 32. Ensure
18580 the list is sorted by ascending list->offset.
18581 (get_stridx_plus_constant): Adjust so that it can be also called with
18582 ADDR_EXPR instead of SSA_NAME as PTR.
18583 (handle_char_store): Pass NULL_TREE as second argument to
18586 2016-06-29 Richard Biener <rguenther@suse.de>
18588 PR rtl-optimization/68961
18589 * simplify-rtx.c (simplify_subreg): Handle VEC_CONCAT like CONCAT.
18591 2016-06-29 Richard Biener <rguenther@suse.de>
18593 PR middle-end/71002
18594 * alias.c (component_uses_parent_alias_set_from): Handle
18595 type punning through union accesses by using the union alias set.
18596 * gimple.c (gimple_get_alias_set): Remove union type punning case.
18598 2016-07-29 Richard Biener <rguenther@suse.de>
18600 * match.pd ((T)(T2)x -> (T)x): Remove restriction on final
18601 precision not matching mode precision.
18603 2016-06-28 John David Anglin <danglin@gcc.gnu.org>
18605 * config/pa/pa.md (call_symref_64bit_post_reload): Don't call
18606 pa_output_arg_descriptor.
18607 (call_val_symref_64bit_post_reload): Likewise.
18608 (call_val_powf_64bit_post_reload): Likewise.
18609 (sibcall_internal_symref_64bit): Likewise.
18610 (sibcall_value_internal_symref_64bit): Likewise.
18612 2016-06-28 Jakub Jelinek <jakub@redhat.com>
18614 PR middle-end/71626
18615 * config/i386/i386.c (ix86_expand_vector_move): For SUBREG of
18616 a constant, force its SUBREG_REG into memory or register instead
18619 2016-06-28 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
18622 * config/avr/avr.opt (-mfract-convert-truncate): Update description.
18623 * doc/invoke.texi (AVR Options): Document it.
18625 2016-06-28 Walter Lee <walt@tilera.com>
18627 * config/tilegx/linux.h: Do not include arch/icache.h
18628 (CLEAR_INSN_CACHE): Provide inlined definition directly.
18629 * config/tilepro/linux.h: Do not include arch/icache.h
18630 (CLEAR_INSN_CACHE): Provide inlined definition directly.
18632 2016-06-28 Wilco Dijkstra <wdijkstr@arm.com>
18634 * tree-ssa-math-opts.c (find_bswap_or_nop_1): Adjust bitnumbering
18635 for big-endian BIT_FIELD_REF.
18637 2016-06-28 Pat Haugen <pthaugen@us.ibm.com>
18639 * config/rs6000/rs6000.md ('type' attribute): Add htmsimple/dfp types.
18640 ('size' attribute): Add '128'.
18642 (*mov<mode>_hardfloat32, *mov<mode>_hardfloat64, *movdi_internal32,
18643 *movdi_internal64, *movdf_update1): Set size attribute to '64'.
18644 (add<mode>3, sub<mode>3, mul<mode>3, div<mode>3, sqrt<mode>2,
18645 copysign<mode>3, neg<mode>2_hw, abs<mode>2_hw, *nabs<mode>2_hw,
18646 *fma<mode>4_hw, *fms<mode>4_hw, *nfma<mode>4_hw, *nfms<mode>4_hw,
18647 extend<SFDF:mode><IEEE128:mode>2_hw, trunc<mode>df2_hw,
18648 *xscvqp<su>wz_<mode>, *xscvqp<su>dz_<mode>, *xscv<su>dqp_<mode>,
18649 *trunc<mode>df2_odd): Set size attribute to '128'.
18650 (*cmp<mode>_hw): Change type to veccmp and set size attribute to '128'.
18651 * config/rs6000/power6.md (power6-fp): Include dfp type.
18652 * config/rs6000/power7.md (power7-fp): Likewise.
18653 * config/rs6000/power8.md (power8-fp): Likewise.
18654 * config/rs6000/power9.md: New file.
18655 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power9.md.
18656 * config/rs6000/htm.md (*tabort, *tabort<wd>c, *tabort<wd>ci,
18657 *trechkpt, *treclaim, *tsr, *ttest): Change type attribute to
18659 * config/rs6000/dfp.md (extendsddd2, truncddsd2, extendddtd2,
18660 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
18661 divtd3, *cmpdd_internal1, *cmptd_internal1, floatdidd2, floatditd2,
18662 ftruncdd2, fixdddi2, ftrunctd2, fixtddi2, dfp_ddedpd_<mode>,
18663 dfp_denbcd_<mode>, dfp_dxex_<mode>, dfp_diex_<mode>, dfp_dscli_<mode>,
18664 dfp_dscri_<mode>): Change type attribute to dfp.
18665 * config/rs6000/crypto.md (crypto_vshasigma<CR_char>): Change type
18666 attribute to vecsimple.
18667 * config/rs6000/rs6000.c (power9_cost): Update costs, cache size
18668 and prefetch streams.
18669 (rs6000_option_override_internal): Remove temporary code setting
18670 tuning to power8. Don't set rs6000_sched_groups for power9.
18671 (last_scheduled_insn): Change to rtx_insn *.
18672 (divide_cnt, vec_load_pendulum): New variables.
18673 (rs6000_adjust_cost): Add Power9 to test for store->load separation.
18674 (rs6000_issue_rate): Set issue rate for Power9.
18675 (is_power9_pairable_vec_type): New.
18676 (power9_sched_reorder2): New.
18677 (rs6000_sched_reorder2): Call new function for Power9 specific
18679 (insn_must_be_first_in_group): Remove Power9.
18680 (insn_must_be_last_in_group): Likewise.
18681 (force_new_group): Likewise.
18682 (rs6000_sched_init): Fix initialization of last_scheduled_insn.
18683 Initialize divide_cnt/vec_load_pendulum.
18684 (_rs6000_sched_context, rs6000_init_sched_context,
18685 rs6000_set_sched_context): Handle context save/restore of new
18688 2016-06-28 Richard Biener <rguenther@suse.de>
18690 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p):
18691 Properly handle DECL_BIT_FIELD_REPRESENTATIVE occuring as
18692 COMPONENT_REF operand.
18693 (nonoverlapping_component_refs_p): Likewise.
18694 * stor-layout.c (start_bitfield_representative): Mark
18695 DECL_BIT_FIELD_REPRESENTATIVE as DECL_NONADDRESSABLE_P.
18697 2016-06-28 Jakub Jelinek <jakub@redhat.com>
18699 * Makefile.in: Don't cat ../stage_current if it does not exist.
18701 * doc/extend.texi (__builtin_add_overflow_p): Clarify behavior when
18702 last argument is a bit-field.
18704 PR rtl-optimization/71673
18705 * internal-fn.c (expand_arith_overflow_result_store): Use
18706 OPTAB_LIB_WIDEN instead of OPTAB_DIRECT as last argument to
18707 expand_simple_binop.
18709 PR middle-end/66867
18710 * builtins.c (expand_ifn_atomic_compare_exchange_into_call,
18711 expand_ifn_atomic_compare_exchange): New functions.
18712 * internal-fn.c (expand_ATOMIC_COMPARE_EXCHANGE): New function.
18713 * tree.h (build_call_expr_internal_loc): Rename to ...
18714 (build_call_expr_internal_loc_array): ... this. Fix up type of
18716 * internal-fn.def (ATOMIC_COMPARE_EXCHANGE): New internal fn.
18717 * predict.c (expr_expected_value_1): Handle IMAGPART_EXPR of
18718 ATOMIC_COMPARE_EXCHANGE result.
18719 * builtins.h (expand_ifn_atomic_compare_exchange): New prototype.
18720 * gimple-fold.h (optimize_atomic_compare_exchange_p,
18721 fold_builtin_atomic_compare_exchange): New prototypes.
18722 * gimple-fold.c (optimize_atomic_compare_exchange_p,
18723 fold_builtin_atomic_compare_exchange): New functions..
18724 * tree-ssa.c (execute_update_addresses_taken): If
18725 optimize_atomic_compare_exchange_p, ignore &var in 2nd argument
18726 of call when finding addressable vars, and if such var becomes
18727 non-addressable, call fold_builtin_atomic_compare_exchange.
18729 2016-06-27 Segher Boessenkool <segher@kernel.crashing.org>
18732 * config/rs6000/rs6000.md (ashdi3_extswsli_dot): Use
18733 gen_ashdi3_extswsli_dot2 instead of gen_ashdi3_extswsli_dot.
18735 2016-06-27 Pat Haugen <pthaugen@us.ibm.com>
18737 * config/rs6000/rs6000.md ('type' attribute): Add
18738 veclogical,veccmpfx,vecexts,vecmove insn types.
18739 (*abs<mode>2_fpr, *nabs<mode>2_fpr, *neg<mode>2_fpr, *extendsfdf2_fpr,
18740 copysign<mode>3_fcpsgn, trunc<mode>df2_internal1, neg<mode>2_internal,
18741 p8_fmrgow_<mode>, pack<mode>): Change type to fpsimple.
18742 (*xxsel<mode>, copysign<mode>3_hard, neg<mode>2_hw, abs<mode>2_hw,
18743 *nabs<mode>2_hw): Change type to vecmove.
18744 (*and<mode>3_internal, *bool<mode>3_internal, *boolc<mode>3_internal,
18745 *boolcc<mode>3_internal, *eqv<mode>3_internal,
18746 *one_cmpl<mode>3_internal, *ieee_128bit_vsx_neg<mode>2_internal,
18747 *ieee_128bit_vsx_abs<mode>2_internal,
18748 *ieee_128bit_vsx_nabs<mode>2_internal, extendkftf2, trunctfkf2,
18749 *ieee128_mfvsrd_64bit, *ieee128_mfvsrd_32bit, *ieee128_mtvsrd_64bit,
18750 *ieee128_mtvsrd_32bit): Change type to veclogical.
18751 (mov<mode>_hardfloat, *mov<mode>_hardfloat32, *mov<mode>_hardfloat64,
18752 *movdi_internal32, *movdi_internal64): Update insn types.
18753 * config/rs6000/vsx.md (*vsx_le_undo_permute_<mode>,
18754 vsx_extract_<mode>): Change type to veclogical.
18755 (*vsx_xxsel<mode>, *vsx_xxsel<mode>_uns): Change type to vecmove.
18756 (vsx_sign_extend_qi_<mode>, *vsx_sign_extend_hi_<mode>,
18757 *vsx_sign_extend_si_v2di): Change type to vecexts.
18758 * config/rs6000/altivec.md (*altivec_mov<mode>, *altivec_movti): Change
18759 type to veclogical.
18760 (*altivec_eq<mode>, *altivec_gt<mode>, *altivec_gtu<mode>,
18761 *altivec_vcmpequ<VI_char>_p, *altivec_vcmpgts<VI_char>_p,
18762 *altivec_vcmpgtu<VI_char>_p): Change type to veccmpfx.
18763 (*altivec_vsel<mode>, *altivec_vsel<mode>_uns): Change type to vecmove.
18764 * config/rs6000/dfp.md (*negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
18765 negtd2, *abstd2_fpr, *nabstd2_fpr): Change type to fpsimple.
18766 * config/rs6000/40x.md (ppc405-float): Add fpsimple.
18767 * config/rs6000/440.md (ppc440-fp): Add fpsimple.
18768 * config/rs6000/476.md (ppc476-fp): Add fpsimple.
18769 * config/rs6000/601.md (ppc601-fp): Add fpsimple.
18770 * config/rs6000/603.md (ppc603-fp): Add fpsimple.
18771 * config/rs6000/6xx.md (ppc604-fp): Add fpsimple.
18772 * config/rs6000/7xx.md (ppc750-fp): Add fpsimple.
18773 (ppc7400-vecsimple): Add veclogical, vecmove, veccmpfx.
18774 * config/rs6000/7450.md (ppc7450-fp): Add fpsimple.
18775 (ppc7450-vecsimple): Add veclogical, vecmove.
18776 (ppc7450-veccmp): Add veccmpfx.
18777 * config/rs6000/8540.md (ppc8540_simple_vector): Add veclogical,
18779 (ppc8540_vector_compare): Add veccmpfx.
18780 * config/rs6000/a2.md (ppca2-fp): Add fpsimple.
18781 * config/rs6000/cell.md (cell-fp): Add fpsimple.
18782 (cell-vecsimple): Add veclogical, vecmove.
18783 (cell-veccmp): Add veccmpfx.
18784 * config/rs6000/e300c2c3.md (ppce300c3_fp): Add fpsimple.
18785 * config/rs6000/e6500.md (e6500_vecsimple): Add veclogical, vecmove,
18787 * config/rs6000/mpc.md (mpccore-fp): Add fpsimple.
18788 * config/rs6000/power4.md (power4-fp): Add fpsimple.
18789 (power4-vecsimple): Add veclogical, vecmove.
18790 (power4-veccmp): Add veccmpfx.
18791 * config/rs6000/power5.md (power5-fp): Add fpsimple.
18792 * config/rs6000/power6.md (power6-fp): Add fpsimple.
18793 (power6-vecsimple): Add veclogical, vecmove.
18794 (power6-veccmp): Add veccmpfx.
18795 * config/rs6000/power7.md (power7-fp): Add fpsimple.
18796 (power7-vecsimple): Add veclogical, vecmove, veccmpfx.
18797 * config/rs6000/power8.md (power8-fp): Add fpsimple.
18798 (power8-vecsimple): Add veclogical, vecmove, veccmpfx.
18799 * config/rs6000/rs64.md (rs64a-fp): Add fpsimple.
18800 * config/rs6000/titan.md (titan_fp): Add fpsimple.
18801 * config/rs6000/xfpu.md (fp-default, fp-addsub-s, fp-addsub-d): Add
18803 * config/rs6000/rs6000.c (rs6000_adjust_cost): Add TYPE_FPSIMPLE.
18805 2016-06-27 Peter Bergner <bergner@vnet.ibm.com>
18808 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
18809 OPTION_MASK_P9_DFORM_VECTOR.
18810 * config/rs6000/rs6000.c (rs6000_option_override_internal): Do not
18811 disable -mpower9-dform-vector when using reload.
18812 (quad_address_p): Remove 'gpr_p' argument and all associated code.
18813 New 'strict' argument. Update all callers. Add strict addressing
18815 (rs6000_legitimate_offset_address_p): Remove call to
18816 virtual_stack_registers_memory_p.
18817 (rs6000_legitimize_reload_address): Add quad address support.
18818 (rs6000_legitimate_address_p): Move call to quad_address_p above
18819 call to virtual_stack_registers_memory_p. Adjust quad_address_p args
18820 to account for new strict usage.
18821 (rs6000_output_move_128bit): Adjust quad_address_p args to account
18822 for new strict usage.
18823 * config/rs6000/predicates.md (quad_memory_operand): Likewise.
18825 2016-06-26 Uros Bizjak <ubizjak@gmail.com>
18832 * config/i386/i386.c (ix86_spill_class): Disable condition to
18833 always return NO_REGS.
18835 2016-06-26 Jan Hubicka <hubicka@ucw.cz>
18837 * predict.c: Include gimple-pretty-print.h
18838 (predicted_by_loop_heuristics_p): Check also
18839 PRED_LOOP_EXIT_WITH_RECURSION
18840 (predict_loops): Find self recursive calls and use special purpose
18841 predictors for them; dump log about decisions.
18842 (pass_profile::execute): Dump info about #of iterations.
18843 * predict.def (PRED_LOOP_EXIT_WITH_RECURSION,
18844 (PRED_LOOP_GUARD_WITH_RECURSION): New predictors.
18846 2016-06-26 John David Anglin <danglin@gcc.gnu.org>
18848 * config/pa/pa.c (pa_output_indirect_call): Rework to combine
18849 output_asm_insn calls and shorten long lines. Output .CALL
18850 argument descriptor using pa_output_arg_descriptor. Add various
18851 inline $$dyncall and other optimizations.
18852 (pa_attr_length_indirect_call): Adjust ordering and lengths.
18854 2016-06-25 Jakub Jelinek <jakub@redhat.com>
18856 PR tree-optimization/71643
18857 * tree-ssa-tail-merge.c (find_clusters_1): Ignore basic blocks with
18860 * tree-ssa-tail-merge.c (deps_ok_for_redirect_from_bb_to_bb): Don't
18861 leak a bitmap if dep_bb is NULL.
18863 PR tree-optimization/71631
18864 * tree-ssa-reassoc.c (reassociate_bb): Pass true as last argument
18865 to rewrite_expr_tree even if negate_result, move new_lhs var
18866 declaration and initialization earlier, for powi_result set afterwards
18867 new_lhs to lhs. For negate_result, use new_lhs instead of tmp
18868 if new_lhs != lhs, and don't shadow gsi var.
18870 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
18872 * predict.c (predict_paths_leading_to, predict_paths_leading_to_edge):
18873 Add in_loop parameter.
18874 (predict_loops): Add loop guard heuristics.
18875 * predict.def (PRED_LOOP_GUARD): New heuristics.
18877 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
18879 * predict.c: Include ipa-utils.h
18880 (tree_bb_level_prediction): Predict recursive calls.
18881 (tree_estimate_probability_bb): Skip inexpensive calls for call
18883 * predict.def (PRED_RECURSIVE_CALL): New.
18885 2016-06-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
18887 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): New #define.
18888 (BU_FLOAT128_1): Likewise.
18890 (COPYSIGNQ): Likewise.
18891 (RS6000_BUILTIN_NANQ): Likewise.
18892 (RS6000_BUILTIN_NANSQ): Likewise.
18893 (RS6000_BUILTIN_INFQ): Likewise.
18894 (RS6000_BUILTIN_HUGE_VALQ): Likewise.
18895 * config/rs6000/rs6000.c (rs6000_fold_builtin): New prototype.
18896 (TARGET_FOLD_BUILTIN): New #define.
18897 (rs6000_builtin_mask_calculate): Add TARGET_FLOAT128 entry.
18898 (rs6000_invalid_builtin): Add handling for RS6000_BTM_FLOAT128.
18899 (rs6000_fold_builtin): New target hook implementation, handling
18900 folding of 128-bit NaNs and infinities.
18901 (rs6000_init_builtins): Initialize const_str_type_node; ensure all
18902 entries are filled in to avoid problems during bootstrap
18903 self-test; define builtins for 128-bit NaNs and infinities.
18904 (rs6000_opt_mask): Add entry for float128.
18905 * config/rs6000/rs6000.h (RS6000_BTM_FLOAT128): New #define.
18906 (RS6000_BTM_COMMON): Include RS6000_BTM_FLOAT128.
18907 (rs6000_builtin_type_index): Add RS6000_BTI_const_str.
18908 (const_str_type_node): New #define.
18909 * config/rs6000/rs6000.md (copysign<mode>3 for IEEE128): Convert
18910 to a define_expand that dispatches to either copysign<mode>3_soft
18911 or copysign<mode>3_hard.
18912 (copysign<mode>3_hard): Rename from copysign<mode>3.
18913 (copysign<mode>3_soft): New define_insn.
18914 * doc/extend.texi: Document new builtins.
18916 2016-06-24 Jakub Jelinek <jakub@redhat.com>
18918 * cfgloop.c (flow_loop_dump): Cast nit to uint64_t and print it using
18919 PRIu64 instead of lu.
18921 2016-06-24 Eric Botcazou <ebotcazou@adacore.com>
18924 * tree-inline.c (remap_decl): When fixing up DECL_ORIGINAL_TYPE, just
18925 copy the type name.
18927 2016-06-24 Jakub Jelinek <jakub@redhat.com>
18929 PR tree-optimization/71647
18930 * omp-low.c (lower_rec_input_clauses): Convert
18931 omp_clause_aligned_alignment (c) to size_type_node for the
18932 last argument of __builtin_assume_aligned.
18934 2016-06-24 H.J. Lu <hongjiu.lu@intel.com>
18936 * configure.ac (calling ___tls_get_addr via GOT): New
18937 assembler/linker check.
18938 (HAVE_AS_IX86_TLS_GET_ADDR_GOT): New. Defined to 1 if 32-bit
18939 assembler and linker supports calling ___tls_get_addr via GOT.
18940 Otherise, defined to 0.
18941 * config.in: Regenerated.
18942 * configure: Likewise.
18943 * config/i386/constraints.md (Yb): New constraint.
18944 * config/i386/i386.h (reg_class): Add TLS_GOTBASE_REGS.
18945 (REG_CLASS_NAMES): Likewise.
18946 (REG_CLASS_CONTENTS): Likewise.
18947 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Replace
18948 the b constraint with the Yb constraint. Call ___tls_get_addr
18949 via GOT for GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT
18951 (*tls_local_dynamic_base_32_gnu): Likewise.
18952 (*tls_global_dynamic_64_<mode>): Call _tls_get_addr via GOT for
18953 GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT is 1.
18954 (*tls_local_dynamic_base_64_<mode>): Likewise.
18956 2016-06-24 Martin Liska <mliska@suse.cz>
18958 * cfgloop.c (flow_loop_dump): Dump average number of loop iterations.
18959 * cfgloop.h: Change 'struct loop' to 'const struct loop' for a
18961 * cfgloopanal.c (expected_loop_iterations_unbounded): Set a new
18962 argument to true if the expected number of iterations is
18965 2016-06-24 Uros Bizjak <ubizjak@gmail.com>
18967 * configure.ac (HAVE_AS_GOTOF_IN_DATA): Use $as_ix86_gas_32_opt to
18968 assemble for 32bit target.
18969 (HAVE_AS_IX86_TLSGDPLT): Use $as_ix86_gas_32_opt to assemble
18970 and $ld_ix86_gld_32_opt to link for 32bit target.
18971 (HAVE_AS_IX86_TLSLDMPLT): Ditto.
18972 * configure: Regenerate.
18974 2016-06-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18976 * config/arm/arm.c (int_log2): Delete definition and prototype.
18977 (shift_op): Use exact_log2 instead of int_log2.
18978 (vfp3_const_double_for_fract_bits): Likewise.
18980 2016-06-24 Jakub Jelinek <jakub@redhat.com>
18982 * internal-fn.c (expand_arith_set_overflow): New function.
18983 (expand_addsub_overflow, expand_neg_overflow, expand_mul_overflow):
18985 (expand_arith_overflow_result_store): Likewise. Handle precision
18986 smaller than mode precision.
18987 * tree-vrp.c (extract_range_basic): For imag part, handle
18988 properly signed 1-bit precision result.
18989 * doc/extend.texi (__builtin_add_overflow): Document that last
18990 argument can't be pointer to enumerated or boolean type.
18991 (__builtin_add_overflow_p): Document that last argument can't
18992 have enumerated or boolean type.
18994 2016-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
18995 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
18997 * config/rs6000/predicates.md (splat_input_operand): Rework.
18998 Don't allow constants, since the insns that use this predicate
18999 don't support constants. Constants are handled by other insns
19000 that are created via combine. During and after register
19001 allocation, only allow indexed or indirect addresses, and not
19002 general addresses. Only allow modes supported by the hardware.
19003 * config/rs6000/rs6000.c (xxsplitb_constant_p): Update usage
19004 comment. Move check for using VSPLTIS<x> to a common location,
19005 instead of doing it in two different places.
19007 2016-06-23 Jocelyn Mayer <l_indien@magic.fr>
19009 * config/i386/driver-i386.c (host_detect_local_cpu): Set
19010 PROCESSOR_PENTIUMPRO for signature_CENTAUR_ebx family >= 9.
19011 <case PROCESSOR_PENTIMUMPRO>: Pass c7 or nehemiah for
19012 signature_CENTAUR_ebx.
19014 2016-06-23 H.J. Lu <hongjiu.lu@intel.com>
19018 * configure.ac (as_ix86_tls_ldm_opt): Renamed to ...
19019 (as_ix86_gas_32_opt): This.
19020 (ld_ix86_tls_ldm_opt): Renamed to ...
19021 (ld_ix86_gld_32_opt): This.
19022 (R_386_TLS_LDM reloc): Updated.
19023 (R_386_GOT32X reloc): New assembler/linker check.
19024 (HAVE_AS_IX86_GOT32X): New. Defined to 1 if 32-bit assembler and
19025 linker support "jmp *_start@GOT" and "cmpl $0, bar@GOT". Otherise,
19027 * config.in: Regenerated.
19028 * configure: Likewise.
19029 * config/i386/i386.c (ix86_force_load_from_GOT_p): Return
19030 true if HAVE_AS_IX86_GOT32X is 1 in 32-bit mode.
19031 (ix86_legitimate_address_p): Allow UNSPEC_GOT for -fno-plt
19032 if ix86_force_load_from_GOT_p returns true.
19033 (ix86_print_operand_address_as): Also support UNSPEC_GOT if
19034 ix86_force_load_from_GOT_p returns true.
19035 (ix86_expand_move): Generate UNSPEC_GOT in 32-bit mode to load
19036 the external function address via the GOT slot.
19037 (ix86_nopic_noplt_attribute_p): Check both TARGET_64BIT and
19038 HAVE_AS_IX86_GOT32X before returning false.
19039 (ix86_output_call_insn): Generate "%!jmp/call\t*%p0@GOT" in
19040 32-bit mode if ix86_nopic_noplt_attribute_p returns true.
19042 2016-06-23 Eric Botcazou <ebotcazou@adacore.com>
19044 * tree-inline.c (remap_decl): Preserve DECL_ORIGINAL_TYPE invariant.
19046 2016-06-23 Andi Kleen <ak@linux.intel.com>
19048 * Makefile.in: Regenerate.
19049 * doc/install.texi: Document autoprofiledbootstrap.
19051 2016-06-23 Andi Kleen <ak@linux.intel.com>
19053 * config/i386/gcc-auto-profile: New file.
19055 2016-06-23 Martin Liska <mliska@suse.cz>
19057 PR middle-end/71619
19058 * predict.c (predict_loops): Revert the hunk that was removed
19061 2016-06-23 Jakub Sejdak <jakub.sejdak@phoesys.com>
19063 * config.gcc: Add support for arm*-*-phoenix* targets.
19064 * config/arm/t-phoenix: New.
19065 * config/phoenix.h: New.
19067 2016-06-23 Uros Bizjak <ubizjak@gmail.com>
19068 H.J. Lu <hongjiu.lu@intel.com>
19071 * config/i386/i386-protos.h (ix86_force_load_from_GOT_p): New.
19072 * config/i386/i386.c (ix86_force_load_from_GOT_p): New function.
19073 (ix86_legitimate_constant_p): Do not allow UNSPEC_GOTPCREL if
19074 ix86_force_load_from_GOT_p returns true.
19075 (ix86_legitimate_address_p): Allow UNSPEC_GOTPCREL if
19076 ix86_force_load_from_GOT_p returns true.
19077 (ix86_print_operand_address_as): Support UNSPEC_GOTPCREL if
19078 ix86_force_load_from_GOT_p returns true.
19079 (ix86_expand_move): Load the external function address via the
19080 GOT slot if ix86_force_load_from_GOT_p returns true.
19081 * config/i386/predicates.md (x86_64_immediate_operand): Return
19082 false for SYMBOL_REFs where ix86_force_load_from_GOT_p returns true.
19083 (x86_64_zext_immediate_operand): Ditto.
19085 2016-06-22 Uros Bizjak <ubizjak@gmail.com>
19087 * config/i386/i386.c (ix86_expand_move): Simplify SYMBOL_REF handling.
19089 2016-06-22 David Malcolm <dmalcolm@redhat.com>
19092 * diagnostic-core.h (pedwarn_at_rich_loc): New prototype.
19093 * diagnostic.c (pedwarn_at_rich_loc): New function.
19094 * spellcheck.h (best_match::best_match): Add a
19095 "best_distance_so_far" optional parameter.
19096 (best_match::set_best_so_far): New method.
19097 (best_match::get_best_distance): New accessor.
19098 (best_match::get_best_candidate_length): New accessor.
19100 2016-06-22 Nick Clifton <nickc@redhat.com>
19102 * dwarf2out.c (scompare_loc_descriptor): Use SCALAR_INT_MODE_P() in
19103 place of GET_MODE_CLASS() == MODE_INT, so that partial integer
19104 modes are accepted as well.
19105 (ucompare_loc_descriptor): Likewise.
19106 (minmax_loc_descriptor): Likewise.
19107 (clz_loc_descriptor): Likewise.
19108 (popcount_loc_descriptor): Likewise.
19109 (bswap_loc_descriptor): Likewise.
19110 (rotate_loc_descriptor): Likewise.
19111 (mem_loc_descriptor): Likewise.
19112 (loc_descriptor): Likewise.
19114 2016-06-22 David Malcolm <dmalcolm@redhat.com>
19116 * common.opt (fdiagnostics-parseable-fixits): New option.
19117 * diagnostic.c: Include "selftest.h".
19118 (print_escaped_string): New function.
19119 (print_parseable_fixits): New function.
19120 (diagnostic_report_diagnostic): Call print_parseable_fixits.
19121 (selftest::assert_print_escaped_string): New function.
19122 (ASSERT_PRINT_ESCAPED_STRING_STREQ): New macro.
19123 (selftest::test_print_escaped_string): New function.
19124 (selftest::test_print_parseable_fixits_none): New function.
19125 (selftest::test_print_parseable_fixits_insert): New function.
19126 (selftest::test_print_parseable_fixits_remove): New function.
19127 (selftest::test_print_parseable_fixits_replace): New function.
19128 (selftest::diagnostic_c_tests): New function.
19129 * diagnostic.h (struct diagnostic_context): Add field
19130 "parseable_fixits_p".
19131 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
19132 -fdiagnostics-parseable-fixits.
19133 (-fdiagnostics-parseable-fixits): New option.
19134 * opts.c (common_handle_option): Handle
19135 -fdiagnostics-parseable-fixits.
19136 * selftest-run-tests.c (selftest::run_tests): Call
19137 selftest::diagnostic_c_tests.
19138 * selftest.h (selftest::diagnostic_c_tests): New prototype.
19140 2016-06-22 Ilya Enkovich <ilya.enkovich@intel.com>
19142 PR tree-optimization/71488
19143 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Support
19144 comparison of boolean vectors.
19145 * tree-vect-stmts.c (vectorizable_comparison): Vectorize comparison
19146 of boolean vectors using bitwise operations.
19148 2016-06-22 Andreas Schwab <schwab@suse.de>
19150 * config/aarch64/aarch64-protos.h (aarch64_elf_asm_named_section):
19151 Remove declaration.
19153 2016-06-22 Eric Botcazou <ebotcazou@adacore.com>
19155 * function.c (assign_parm_setup_reg): Prevent sharing in another case.
19157 2016-06-22 Bernd Edlinger <bernd.edlinger@hotmail.de>
19159 * config/i386/i386.c (print_reg): Emit an error message on attempt to
19162 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19164 * config/arm/arm.c (arm_cortex_a73_tune): New struct.
19165 * config/arm/arm-cores.def (cortex-a73): New entry.
19166 (cortex-a73.cortex-a35): Likewise.
19167 (cortex-a73.cortex-a53): Likewise.
19168 * config/arm/arm-tables.opt: Regenerate.
19169 * config/arm/arm-tune.md: Likewise.
19170 * config/arm/bpabi.h (BE8_LINK_SPEC): Handle mcpu=cortex-a73,
19171 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
19172 * config/arm/t-aprofile: Handle mcpu=cortex-a73,
19173 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
19174 * doc/invoke.texi (ARM Options): Document cortex-a73,
19175 cortex-a73.cortex-a35 and cortex-a73.cortex-a53.
19177 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19179 * config/aarch64/aarch64.c (cortexa73_tunings): New struct.
19180 * config/aarch64/aarch64-cores.def (cortex-a73): New entry.
19181 (cortex-a73.cortex-a35): Likewise.
19182 (cortex-a73.cortex-a53): Likewise.
19183 * config/aarch64/aarch64-tune.md: Regenerate.
19184 * doc/invoke.texi (AArch64 Options): Document cortex-a73,
19185 cortex-a73.cortex-a35 and cortex-a73.cortex-a53 arguments to
19188 2016-06-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
19190 * configure.ac (gcc_cv_as_compress_debug): Remove
19191 --compress-debug-sections as extra as switch.
19192 Handle gas --compress-debug-sections=type.
19193 (gcc_cv_ld_compess_debug): Remove bogus ld_date check.
19194 Handle gld --compress-debug-sections=type.
19195 * configure: Regenerate.
19197 2016-06-21 Andrew Burgess <andrew.burgess@embecosm.com>
19199 * bb-reorder.c (pass_partition_blocks::gate): Update comment.
19201 2016-06-21 John David Anglin <danglin@gcc.gnu.org>
19203 * gcov-tool.c (profile_rewrite): Use int64_t instead of long long.
19204 (do_rewrite): likewise.
19206 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
19208 * common/config/mep/mep-common.c: Remove.
19209 * config.gcc: Remove mep-* support.
19210 * config/mep/constraints.md: Remove.
19211 * config/mep/default.h: Remove.
19212 * config/mep/intrinsics.h: Remove.
19213 * config/mep/intrinsics.md: Remove.
19214 * config/mep/ivc2-template.h: Remove.
19215 * config/mep/mep-c5.cpu: Remove.
19216 * config/mep/mep-core.cpu: Remove.
19217 * config/mep/mep-default.cpu: Remove.
19218 * config/mep/mep-ext-cop.cpu: Remove.
19219 * config/mep/mep-intrin.h: Remove.
19220 * config/mep/mep-ivc2.cpu: Remove.
19221 * config/mep/mep-pragma.c: Remove.
19222 * config/mep/mep-protos.h: Remove.
19223 * config/mep/mep.c: Remove.
19224 * config/mep/mep.cpu: Remove.
19225 * config/mep/mep.h: Remove.
19226 * config/mep/mep.md: Remove.
19227 * config/mep/mep.opt: Remove.
19228 * config/mep/predicates.md: Remove.
19229 * config/mep/t-mep: Remove.
19230 * doc/install.texi: Remove mep-* documentation.
19231 * doc/md.texi: Likewise.
19233 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
19235 * config.gcc: Remove support for avr-rtems.
19236 * config/avr/gen-avr-mmcu-specs.c: Likewise.
19237 * config/avr/rtems.h: Remove.
19238 * config/avr/t-rtems: Remove.
19240 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
19242 * config.gcc: Remove m32r-rtems support.
19243 * config/m32r/rtems.h: Remove.
19245 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
19247 * config.gcc: Remove h8300-rtems support.
19248 * config/h8300/rtems.h: Remove.
19249 * config/h8300/t-rtems: Remove.
19251 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
19253 * config.gcc: Remove support for knetbsd.
19254 * configure.ac: Likewise.
19255 * config/i386/knetbsd-gnu.h: Remove. * config/i386/knetbsd-gnu64.h: Remove.
19256 * config/knetbsd-gnu.h: Remove.
19257 * configure: Regenerate.
19259 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
19261 * config.gcc: Remove support for openbsd 2 and 3.
19262 * config/openbsd-oldgas.h: Remove.
19264 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
19266 * config.gcc: Remove interix support.
19267 * config/i386/i386-interix.h: Remove.
19268 * config/i386/interix.opt: Remove.
19269 * config/i386/t-interix: Remove.
19270 * configure: Regenerate.
19271 * configure.ac: Remove interix support.
19272 * doc/install.texi: Remove interix documentation.
19274 2016-06-21 Kelvin Nilsen <kelvin@gcc.gnu.org>
19276 * config/rs6000/rs6000.h: Add conditional preprocessing directives
19277 to disable Power9-specific compiler features if HAVE_AS_POWER9 is
19280 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
19282 * tree.c (verify_type_variant): Skip TYPE_SIZE and TYPE_SIZE_UNIT if
19283 they are both PLACEHOLDER_EXPRs.
19285 2016-06-21 Michael Meissner <meissner@linux.vnet.ibm.com>
19287 * stor-layout.c (layout_type): Move setting complex MODE to
19288 layout_type, instead of setting it ahead of time by the caller.
19289 * tree.c (build_complex_type): Likewise.
19291 2016-06-21 Martin Liska <mliska@suse.cz>
19293 * predict.c (force_edge_cold): Replace imposisble with
19296 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
19298 * config/i386/i386.c (ix86_emit_swsqrtsf): Emit vrsqrt28ps.
19299 * config/i386/sse.md (define_expand "rsqrtv16sf2"): New.
19301 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
19303 * config/i386/i386.c (ix86_emit_swdivsf): Emit vrcp28ps.
19305 2016-06-21 H.J. Lu <hongjiu.lu@intel.com>
19306 Ilya Enkovich <ilya.enkovich@intel.com>
19309 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
19310 New member function to convert V1TImode register to SUBREG
19311 TImode in debug insn.
19312 (timode_scalar_chain::convert_insn): Call fix_debug_reg_uses
19313 after changing register mode to V1TImode.
19315 2016-06-21 Virendra Pathak <virendra.pathak@broadcom.com>
19317 * config/aarch64/aarch64-cores.def (vulcan): New core.
19318 * config/aarch64/aarch64-tune.md: Regenerate.
19319 * doc/invoke.texi: Document vulcan as an available option.
19321 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
19323 * cse.c (canon_asm_operands): New function extracted from...
19324 (canonicalize_insn): ...here. Call it to canonicalize an ASM_OPERANDS
19325 either standalone or member of a PARALLEL.
19327 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
19330 * config/avr/gen-avr-mmcu-specs.c (print_mcu):
19331 [*link_data_start]: Wrap -Tdata into %{!Tdata:...}.
19332 [*link_text_start]: Wrap -Ttext into %{!Ttext:...}.
19334 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
19337 * config/avr/avr.md (movqi): Only handle loading subreg:qi of
19338 constant addresses if can_create_pseudo_p.
19340 2016-06-21 Jakub Jelinek <jakub@redhat.com>
19342 PR tree-optimization/71588
19343 * tree-ssa-strlen.c (valid_builtin_call): New function.
19344 (adjust_last_stmt, handle_builtin_memset, strlen_optimize_stmt): Use
19347 2016-06-20 Jakub Jelinek <jakub@redhat.com>
19349 PR middle-end/71581
19350 * tree-ssa-uninit.c (warn_uninit): If EXPR and VAR are NULL,
19351 see if T isn't anonymous SSA_NAME with COMPLEX_EXPR created
19352 for conversion of scalar user var to complex type and use the
19353 underlying SSA_NAME_VAR in that case. If EXPR is still NULL,
19356 PR rtl-optimization/71591
19357 * toplev.c (toplev::run_self_tests): If no_backend, complain and
19358 don't run any tests.
19360 2016-06-20 Hans-Peter Nilsson <hp@axis.com>
19363 * config/cris/cris.c (cris_asm_output_mi_thunk): Add missing "ba"
19364 delay-slot "nop" for PIC with CRIS v32. Also add missing leading
19365 space for PIC with non-v32 and the common non-PIC "jump".
19367 2016-06-20 Jakub Jelinek <jakub@redhat.com>
19370 * config/i386/i386.c (ix86_fp_cmp_code_to_pcmp_immediate): Fix up
19371 returned values and add UN*/LTGT/*ORDERED cases with values matching
19372 D operand modifier on vcmp for AVX.
19374 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
19376 * config/aarch64/aarch64.opt
19377 (mpc-relative-literal-loads): Rename internal option name.
19378 * config/aarch64/aarch64.c
19379 (aarch64_nopcrelative_literal_loads): Rename to
19380 aarch64_pcrelative_literal_loads.
19381 (aarch64_expand_mov_immediate): Likewise.
19382 (aarch64_secondary_reload): Likewise.
19383 (aarch64_can_use_per_function_literal_pools_p): Likewise.
19384 (aarch64_override_options_after_change_1): Rename and simplify logic.
19385 (aarch64_classify_symbol): Merge large model checks into switch,
19386 remove pc-relative load check.
19388 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
19390 * config/arm/aarch-cost-tables.h (cortexa53_extra_costs): Make FP
19391 costs relative to the cost of a register move.
19393 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
19395 * config/aarch64/arm_neon.h (vcvt_n_f64_s64): New.
19396 (vcvt_n_f64_u64): Likewise.
19397 (vcvt_n_s64_f64): Likewise.
19398 (vcvt_n_u64_f64): Likewise.
19399 (vcvt_f64_s64): Likewise.
19400 (vrecpe_f64): Likewise.
19401 (vcvt_f64_u64): Likewise.
19402 (vrecps_f64): Likewise.
19404 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
19406 * config/aarch64/aarch64.md
19407 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3): Add attributes to
19409 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>3): Likewise. Correct
19411 * config/aarch64/aarch64-builtins.c
19412 (aarch64_types_binop_uss_qualifiers): Delete.
19413 (TYPES_BINOP_USS): Likewise.
19414 (aarch64_types_binop_sus_qualifiers): Likewise.
19415 (TYPES_BINOP_SUS): Likewise.
19416 (aarch64_types_fcvt_from_unsigned_qualifiers): New.
19417 (TYPES_FCVTIMM_SUS): Likewise.
19418 * config/aarch64/aarch64-simd-builtins.def (scvtf): Use SHIFTIMM
19420 (ucvtf): Use FCVTIMM_SUS rather than BINOP_SUS.
19421 (fcvtzs): Use SHIFTIMM rather than BINOP.
19422 (fcvtzu): Use SHIFTIMM_USS rather than BINOP_USS.
19424 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
19426 * config/arm/aarch-cost-tables.h (cortexa57_extra_costs): Make FP
19427 costs relative to the cost of a register move.
19429 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
19431 * config/aarch64/aarch64.c (aarch64_modes_tieable_p):
19432 Allow scalar/single vector modes to be tieable.
19434 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
19436 * config/arm/cortex-a57.md (cortex_a57_fp_cpys): Add fcsel.
19438 2016-06-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19440 * params.def (PARAM_ALIGN_LOOP_ITERATIONS): Use "alignment" instead of
19442 * tree.h (TYPE_ALIGN): Likewise.
19444 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
19447 * config/avr/avr.md (movqi): Handle loading subreg:qi (const).
19449 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
19451 * config/avr/avr.c (avr_print_operand): Fix "format not a string
19452 literal" build warnings.
19453 (avr_print_operand_address): Dito.
19455 2016-06-19 David Edelsohn <dje.gcc@gmail.com>
19458 * config/rs6000/aix51.h (TARGET_EXTRA_BUILTINS): Define as 0.
19459 * config/rs6000/aix43.h (TARGET_EXTRA_BUILTINS): Same.
19461 2016-06-18 John David Anglin <danglin@gcc.gnu.org>
19463 * config/pa/pa.h (TARGET_LONG_PIC_PCREL_CALL): Remove.
19465 2016-06-18 Eric Botcazou <ebotcazou@adacore.com>
19468 * reload1.c (reload): Pass 0 to finish_spills when called because
19469 update_eliminables_and_spill returns true and remove did_spill.
19470 (finish_spills): Adjust comment and document GLOBAL parameter.
19472 2016-06-17 DJ Delorie <dj@redhat.com>
19475 * config/rl78/rl78-expand.c (umulqihi3): Enable for G10.
19476 * config/rl78/rl78-virtual.c (umulhi3_shift_virt): Likewise.
19477 (umulqihi3_virt): Likewise.
19478 * config/rl78/rl78-real.c (umulhi3_shift_real): Likewise.
19479 (umulqihi3_real): Likewise.
19481 2016-06-17 Martin Liska <mliska@suse.cz>
19483 * tree-ssa-reassoc.c (transform_add_to_multiply): Use auto_vec.
19485 2016-06-17 Martin Liska <mliska@suse.cz>
19487 * predict.def: PRED_LOOP_EXIT from 92 to 85.
19489 2016-06-17 James Greenhalgh <james.greenhalgh@arm.com>
19491 * config/arm/arm_neon.h (vadd_f32): replace __FAST_MATH with
19493 (vaddq_f32): Likewise.
19494 (vmul_f32): Likewise.
19495 (vmulq_f32): Likewise.
19496 (vsub_f32): Likewise.
19497 (vsubq_f32): Likewise.
19499 2016-06-17 Bin Cheng <bin.cheng@arm.com>
19501 PR tree-optimization/71347
19502 * tree-ssa-loop-ivopts.c (determine_group_iv_cost_address): Compute
19503 cost for all uses in group.
19505 2016-06-17 Bin Cheng <bin.cheng@arm.com>
19507 * tree-vect-loop.c (vect_create_epilog_for_reduction): Only
19508 insert gimple seq if it's not empty.
19510 2016-06-17 Bin Cheng <bin.cheng@arm.com>
19512 * tree-vectorizer.h (struct dr_with_seg_len): Remove class
19514 * tree-vect-data-refs.c (operator ==): Handle DR_OFFSET directly,
19515 rather than OFFSET.
19516 (comp_dr_with_seg_len_pair): Ditto.
19517 (vect_prune_runtime_alias_test_list): Ditto. Also Canonicalize
19518 struct dr_with_seg_len_pair against DR_OFFSET.
19519 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks): Handle
19520 DR_OFFSET directly.
19522 2016-06-17 Szabolcs Nagy <szabolcs.nagy@arm.com>
19524 * config/aarch64/geniterators.sh: Handle parenthesised conditions.
19526 2016-06-16 John David Anglin <danglin@gcc.gnu.org>
19528 * config/pa/pa.c (pa_output_pic_pcrel_sequence): New.
19529 (pa_output_lbranch): Use pa_output_pic_pcrel_sequence.
19530 (pa_output_millicode_call): Likewise.
19531 (pa_output_call): Likewise.
19532 (pa_output_indirect_call): Likewise.
19533 (pa_asm_output_mi_thunk): Likewise.
19535 2016-06-16 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
19537 * doc/invoke.texi (x86 Options): Fix -mno-fp-ret-in-387 typo.
19539 2016-06-16 Martin Liska <mliska@suse.cz>
19541 * predict.c (combine_predictions_for_insn): When we find a first
19542 match predictor, we should consider just predictors with
19543 PRED_FLAG_FIRST_MATCH. Print either first match (if any) or
19544 DS theory predictor.
19545 (combine_predictions_for_bb): Likewise.
19547 2016-06-16 Jakub Jelinek <jakub@redhat.com>
19549 * gimplify.c (gimplify_scan_omp_clauses): Handle COMPONENT_REFs
19550 with base of reference to struct.
19552 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
19554 * doc/invoke.texi (x86 Options): Document -m80387 and -mhard-float.
19556 2016-06-16 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
19559 * config/avr/avr.c (avr_asm_init_sections): Remove setup of
19560 progmem_swtable_section.
19561 (progmem_swtable_section): Remove.
19562 (avr_asm_function_rodata_section): Remove.
19563 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
19564 * config/avr/avr.h (JUMP_TABLES_IN_TEXT_SECTION: Define to 1.
19566 2016-06-16 Jocelyn Mayer <l_indien@magic.fr>
19568 * config/i386/driver-i386.c (host_detect_local_cpu): Set
19569 PROCESSOR_K8 for signature_CENTAUR_ebx with has_longmode.
19570 <case PROCESSOR_K8>: Pass nano-3000, nano, eden-x2 or k8 for
19571 signature_CENTAUR_ebx.
19572 * config/i386/i386.c (ix86_option_override_internal): Add
19573 definitions for VIA c7, samuel-2, nehemiah, esther, eden-x2, eden-x4,
19574 nano, nano-1000, nano-2000, nano-3000, nano-x2 and nano-x4.
19575 * doc/invoke.texi (x86 Options): Document new VIA -march entries.
19577 2016-06-16 Martin Liska <mliska@suse.cz>
19579 * predict.def: Add fortran loop preheader predictor.
19580 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Properly
19581 fold IFN_BUILTIN_EXPECT with a known constant argument.
19583 2016-06-16 Martin Liska <mliska@suse.cz>
19585 * predict.def: Add 'Fortran' to display text of all
19586 PRED_FORTRAN_* predictors.
19588 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
19591 * config/ia64/ia64.c (enum ia64_builtins) [IA64_BUILTIN_NANQ]: New.
19592 [IA64_BUILTIN_NANSQ]: Ditto.
19593 (ia64_fold_builtin): New function.
19594 (TARGET_FOLD_BUILTIN): New define.
19595 (ia64_init_builtins) Declare const_string_type node.
19596 Add __builtin_nanq and __builtin_nansq builtin functions.
19597 (ia64_expand_builtin): Handle IA64_BUILTIN_NANQ and IA64_BUILTIN_NANSQ.
19599 2016-06-16 Nick Clifton <nickc@redhat.com>
19601 * config/msp430/msp430-opts.h (msp430_hwmult_types): Add
19602 MSP430_HWMULT_ prefix to enum values.
19603 (msp430_regions): Add MSP430_REGION_ prefix to enum values.
19604 * config/msp430/msp430.c: Update use of enum values.
19605 * config/msp430/msp430.md: Likewise.
19606 * config/msp430/msp430.opt: Likewise.
19608 2016-06-16 Jan Hubicka <hubicka@ucw.cz>
19610 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Fix estimation
19611 of comparsions in the last iteration.
19613 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
19614 Joern Rennecke <joern.rennecke@embecosm.com>
19616 * config/arc/arc.c (arc_print_operand_address): Handle pc-relative
19618 (arc_needs_pcl_p): Add GOTOFFPC.
19619 (arc_legitimate_pic_addr_p): Likewise.
19620 (arc_output_pic_addr_const): Likewise.
19621 (arc_legitimize_pic_address): Generate a pc-relative address using
19623 (arc_output_libcall): Use @pcl syntax.
19624 (arc_delegitimize_address_0): Delegitimize ARC_UNSPEC_GOTOFFPC.
19625 * config/arc/arc.md ("unspec"): Add ARC_UNSPEC_GOTOFFPC.
19626 (*movsi_insn): Use @pcl syntax.
19627 (doloop_begin_i): Likewise.
19629 2016-06-16 Martin Liska <mliska@suse.cz>
19631 * predict.def: Define a new predictor.
19633 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
19635 * config/arc/arc.opt (mtp-regno): Update text.
19637 2016-06-16 Renlin Li <renlin.li@arm.com>
19639 * config/aarch64/aarch64.c (aarch64_legitimize_address): Fix a typo.
19641 2016-06-16 Jakub Jelinek <jakub@redhat.com>
19644 * config/i386/i386.md (setcc + movzbl peephole2): Use reg_set_p.
19645 (setcc + and peephole2): Likewise.
19647 PR rtl-optimization/71532
19648 * cse.c (cse_insn): For const/pure calls, invalidate argument passing
19651 2016-06-15 Michael Meissner <meissner@linux.vnet.ibm.com>
19653 * config/rs6000/vsx.md (VSINT_84): Add DImode to enable loading
19654 DImode constants with XXSPLTIB in vector registers.
19655 (vsx_extract_<mode>, V2DImode/V2DFmode): Combine both
19656 vsx_extract_<mode>_internal{1,2} into a single insn that handles
19657 direct move (both ISA 2.07 and ISA 3.0 versions), and optimizes
19658 extraction of the element at the top of the register as a scalar
19660 (vsx_extract_<mode>_internal1): Likewise.
19661 (vsx_extract_<mode>_internal2): Likewise.
19662 * config/rs6000/constraints.md (wi constraint): Remove a comment
19663 about DImode not being allowed in Altivec registers.
19664 (wB constraint): New constraint for constants that can be
19665 generated in Altivec registers with VSPLTISW/VUPKHSW.
19666 * config/rs6000/predicates.md (xxspltib_constant_split): Update
19668 (xxspltib_constant_nosplit): Likewise.
19669 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Add
19670 support for -mupper-regs-di to enable DImode to go into Altivec
19672 (POWERPC_MASKS): Likewise.
19673 (power7 cpu): Likewise.
19674 * config/rs6000/rs6000.opt (-mupper-regs-di): Likewise.
19675 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Add support
19676 for DImode being allowed in Altivec registers. Update wi/wj
19677 constraints. Set scalar_in_vmx_p flag.
19678 (rs6000_option_override_internal): Add checks for -mupper-regs-di.
19679 (xxspltib_constant_p): Allow CONST_INT's with VOIDmode. Don't
19680 return true if we could use VSPLTISW/VUPKHSW instead of XXSPLTIB.
19681 (rs6000_opt_masks): Add -mupper-regs-di.
19682 * config/rs6000/rs6000.md (lfiwax): Update clobbers that don't use
19683 direct move to use wi and not wj.
19684 (lfiwzx): Likewise.
19685 (floatsi<mode>2_lfiwax_mem): Combine alternatives into a single
19687 (floatunssi<mode>2_lfiwzx_mem): Likewise.
19688 (fix_trunc<mode>di2_fctidz): Change second alternative to allow
19689 any VSX register, instead of just Altivec registers, to allow
19690 either operand to be an Altivec register or both.
19691 (fixuns_trunc<mode>di2_fctiduz): Likewise.
19692 (movdi_internal32): Add support for -mupper-regs-di. Add support
19693 to load constants via XXSPLTIB or VSPLTISW. Add spacing to allow
19694 the alternatives and attributes to be lined up to be easier to
19696 (movdi_internal64): Likewise.
19697 (64-bit DImode splitters): Change predicates to only split loading
19698 up GPR registers. Add splits for using XXSPLTIB or VSPLTISW to
19699 load constants in ISA 3.0 or ISA 2.07 respectively.
19700 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
19701 -mupper-regs-di. Update -mupper-regs-df and -mupper-regs-sf to
19702 mention -mcpu=power9 sets these options.
19703 * doc/md.texi (PowerPC and IBM RS6000 constraints): Document the
19706 2016-06-15 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
19709 * config/avr/avr.c (avr_set_current_function): Warn misspelled
19710 interrupt/ signal handler if -Wmisspelled-isr flag is enabled.
19711 * config/avr/avr.opt (Wmisspelled-isr): New warning flag. Enabled
19712 by default to warn misspelled interrupt/ signal handler.
19713 * doc/invoke.texi (AVR Options): Document it. Update description
19714 for -nodevicelib option.
19716 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19718 * config/aarch64/aarch64-simd.md (aarch64_<sur>shll_n<mode>): Clean
19719 up parentheses. Use GET_MODE_UNIT_BITSIZE.
19720 (aarch64_<sur>shll2_n<mode>): Likewise.
19722 2016-06-15 Ilya Enkovich <ilya.enkovich@intel.com>
19724 PR middle-end/71529
19725 * ipa-chkp.c (chkp_build_instrumented_fndecl): Fix
19726 DECL_CONTEXT for copied arguments.
19728 2016-06-15 Alan Hayward <alan.hayward@arm.com>
19730 PR tree-optimization/71483
19731 * tree-vect-loop.c (vectorizable_live_operation): Pick correct index
19734 2016-06-15 Martin Liska <mliska@suse.cz>
19736 * predict.c (tree_predict_by_opcode): Call predict_edge_def
19737 instead of predict_edge w/o a probability.
19739 2016-06-15 Alan Hayward <alan.hayward@arm.com>
19741 PR tree-optimization/71439
19742 * tree-vect-loop.c (vect_analyze_loop_operations): Additional check for
19745 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19747 * ifcvt.c (bb_ok_for_noce_multiple_sets): Allow simple lowpart
19748 register subregs in SET_SRC.
19750 2016-06-15 Richard Biener <rguenther@suse.de>
19752 * tree-vect-stmts.c (vectorizable_store): Remove strided grouped
19753 store restrictions.
19755 2016-06-15 Richard Biener <rguenther@suse.de>
19757 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence): Do
19758 not consider dependences between accesses that belong to the
19760 (vect_analyze_data_ref_dependences): Do not analyze read-read
19761 or self-dependences.
19763 2016-06-14 David Malcolm <dmalcolm@redhat.com>
19765 * spellcheck-tree.c: Include spellcheck-tree.h rather than
19767 (find_closest_identifier): Reimplement in terms of
19768 best_match<tree,tree>.
19769 * spellcheck-tree.h: New file.
19770 * spellcheck.c (struct edit_distance_traits<const char *>): New
19772 (find_closest_string): Reimplement in terms of
19773 best_match<const char *, const char *>.
19774 * spellcheck.h (levenshtein_distance): Move prototype of tree-based
19775 overload to spellcheck-tree.h.
19776 (find_closest_identifier): Likewise.
19777 (struct edit_distance_traits<T>): New template.
19778 (class best_match): New class.
19780 2016-06-14 David Malcolm <dmalcolm@redhat.com>
19782 * selftest-run-tests.c (selftest::run_tests): Call
19783 selftest::spellcheck_tree_c_tests.
19784 * selftest.h (selftest::spellcheck_tree_c_tests): New decl.
19785 * spellcheck-tree.c: Include selftest.h and stringpool.h.
19786 (selftest::test_find_closest_identifier): New function.
19787 (selftest::spellcheck_tree_c_tests): New function.
19788 * spellcheck.c (selftest::test_find_closest_string): Verify that
19789 the order of the vec does not affect the results for this case.
19790 (selftest::test_data): New array.
19791 (selftest::test_metric_conditions): New function.
19792 (selftest::spellcheck_c_tests): Add a test of case-comparison.
19793 Call selftest::test_metric_conditions.
19795 2016-06-14 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
19797 * config/rs6000/rs6000-builtin.def (commentary): Typo.
19798 (BU_P9_MISC_1): Likewise.
19799 (BU_P9_64BIT_MISC_0): Likewise.
19800 (BU_P9_MISC_0): Likewise.
19802 2016-06-14 David Malcolm <dmalcolm@redhat.com>
19804 * gcc-rich-location.c
19805 (gcc_rich_location::add_fixit_misspelled_id): New method.
19806 * gcc-rich-location.h
19807 (gcc_rich_location::add_fixit_misspelled_id): Add decl.
19809 2016-06-14 Andreas Tobler <andreast@gcc.gnu.org>
19811 * config/arm/freebsd.h: Only enable unaligned access for armv6 on
19812 FreeBSD 11 and above.
19814 2016-06-14 Uros Bizjak <ubizjak@gmail.com>
19816 * config/i386/i386.md (signbittf2): Emit sse_movmskps for TARGET_SSE.
19818 2016-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19820 * expmed.h: Close parenthesis in "at your option" in copyright
19822 * lower-subreg.h: Likewise.
19824 2016-06-14 Richard Biener <rguenther@suse.de>
19826 PR middle-end/71526
19827 * genmatch.c (expr::gen_transform): Use in_type for comparisons
19830 2015-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19832 * config/aarch64/aarch64.c (aarch64_mask_and_shift_for_ubfiz_p):
19834 (aarch64_rtx_costs): Use it. Rewrite CONST_INT_P (op1) case to handle
19835 mask+shift version.
19836 * config/aarch64/aarch64-protos.h (aarch64_mask_and_shift_for_ubfiz_p):
19838 * config/aarch64/aarch64.md (*andim_ashift<mode>_bfiz): Replace
19839 matching condition with aarch64_mask_and_shift_for_ubfiz_p.
19841 2016-06-14 Richard Biener <rguenther@suse.de>
19843 PR tree-optimization/71522
19844 * tree-ssa.c (non_rewritable_lvalue_p): Do not rewrite non-float
19845 copying into float copying.
19847 2016-06-14 Jakub Jelinek <jakub@redhat.com>
19849 PR tree-optimization/71520
19850 * tree-ssa-tail-merge.c (find_duplicate): Handle labels.
19851 (replace_block_by): Move user labels from bb1 to bb2.
19853 2016-06-14 Richard Biener <rguenther@suse.de>
19855 PR middle-end/71310
19857 * expr.h (get_bit_range): Declare.
19858 * expr.c (get_bit_range): Export.
19859 * fold-const.c (optimize_bit_field_compare): Use get_bit_range and
19860 word_mode again to constrain the bitfield access.
19862 2016-06-14 Richard Biener <rguenther@suse.de>
19864 PR tree-optimization/71521
19865 * tree-vrp.c (extract_range_from_binary_expr_1): Guard
19866 division int_const_binop against zero divisor.
19868 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
19870 * config/i386/i386.md (signbittf2): New expander.
19871 * config/i386/sse.md (ptesttf2): New insn pattern.
19873 2016-06-13 David Malcolm <dmalcolm@redhat.com>
19876 * input.c (selftest::test_reading_source_line): Avoid reading from
19877 __FILE__ by creating a tempfile with known content and reading
19880 2016-06-13 David Malcolm <dmalcolm@redhat.com>
19882 * pretty-print.c (assert_pp_format_colored): Skip the test if
19884 (test_pp_format): Remove comment about GCC_COLORS.
19886 2016-06-13 David Malcolm <dmalcolm@redhat.com>
19888 * input.c (test_reading_source_line): Use SELFTEST_LOCATION.
19889 * pretty-print.c (assert_pp_format_va): Add location param and use
19890 it with ASSERT_STREQ_AT.
19891 (assert_pp_format): Add location param and pass it to
19892 assert_pp_format_va.
19893 (assert_pp_format_colored): Likewise.
19894 (ASSERT_PP_FORMAT_1): New.
19895 (ASSERT_PP_FORMAT_2): New.
19896 (ASSERT_PP_FORMAT_3): New.
19897 (test_pp_format): Provide SELFTEST_LOCATION throughout, either
19898 explicitly, or implicitly via the above macros.
19899 * selftest.c (selftest::pass): Use a selftest::location rather
19900 than file and line.
19901 (selftest::fail): Likewise. Print the function name.
19902 (selftest::fail_formatted): Likewise.
19903 (selftest::assert_streq): Use a selftest::location rather than
19905 * selftest.h (selftest::location): New struct.
19906 (SELFTEST_LOCATION): New macro.
19907 (selftest::pass): Accept a const location & rather than file
19909 (selftest::fail): Likewise.
19910 (selftest::fail_formatted): Likewise.
19911 (selftest::assert_streq): Likewise.
19912 (ASSERT_TRUE): Update for above changes, using SELFTEST_LOCATION.
19913 (ASSERT_FALSE): Likewise.
19914 (ASSERT_EQ): Likewise.
19915 (ASSERT_NE): Likewise.
19916 (ASSERT_STREQ): Likewise.
19917 (ASSERT_PRED1): Likewise.
19918 (ASSERT_STREQ_AT): New macro.
19920 2016-06-13 David Malcolm <dmalcolm@redhat.com>
19922 * selftest.c (selftest::fail_formatted): New function.
19923 (selftest::assert_streq): New function.
19924 * selftest.h (selftests::fail_formatted): New decl.
19925 (selftest::assert_streq): New decl.
19926 (ASSERT_STREQ): Reimplement in terms of selftest::assert_streq.
19928 2016-06-13 Jeff Law <law@redhat.com>
19930 PR tree-optimization/71403
19931 * tree-ssa-threadbackward.c
19932 (convert_and_register_jump_thread_path): No longer accept reference
19933 to path. Do not pop items off the path anymore.
19934 (fsm_find_control_statement_thread_paths): Do not allow threading
19935 to a deeper loop nest. Pop the last item off the path here rather
19936 than in convert_and_register_jump_thread_path.
19938 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
19939 Wilco Dijkstra <Wilco.Dijkstra@arm.com>
19941 [AArch64] Emit division using the Newton series
19943 * config/aarch64/aarch64-protos.h
19944 (cpu_approx_modes): Add new member "division".
19945 (aarch64_emit_approx_div): Declare new function.
19946 * config/aarch64/aarch64.c
19947 (generic_approx_modes): New member "division".
19948 (exynosm1_approx_modes): Likewise.
19949 (xgene1_approx_modes): Likewise.
19950 (aarch64_emit_approx_div): Define new function.
19951 * config/aarch64/aarch64.md ("div<mode>3"): New expansion.
19952 * config/aarch64/aarch64-simd.md ("div<mode>3"): Likewise.
19953 * config/aarch64/aarch64.opt (-mlow-precision-div): Add new option.
19954 * doc/invoke.texi (-mlow-precision-div): Describe new option.
19956 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
19957 Wilco Dijkstra <wilco.dijkstra@arm.com>
19959 [AArch64] Emit square root using the Newton series
19961 * config/aarch64/aarch64-protos.h
19962 (aarch64_emit_approx_rsqrt): Replace with new function
19963 "aarch64_emit_approx_sqrt".
19964 (cpu_approx_modes): New member "sqrt".
19965 * config/aarch64/aarch64.c
19966 (generic_approx_modes): New member "sqrt".
19967 (exynosm1_approx_modes): Likewise.
19968 (xgene1_approx_modes): Likewise.
19969 (aarch64_emit_approx_rsqrt): Replace with new function
19970 "aarch64_emit_approx_sqrt".
19971 (aarch64_override_options_after_change_1): Handle new option.
19972 * config/aarch64/aarch64-simd.md
19973 (rsqrt<mode>2): Use new function instead.
19974 (sqrt<mode>2): New expansion and insn definitions.
19975 * config/aarch64/aarch64.md: Likewise.
19976 * config/aarch64/aarch64.opt
19977 (mlow-precision-sqrt): Add new option description.
19978 * doc/invoke.texi (mlow-precision-sqrt): Likewise.
19980 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
19982 [AArch64] Add more choices for the reciprocal square root approximation
19984 Allow a target to prefer such operation depending on the operation mode.
19986 * config/aarch64/aarch64-protos.h
19987 (AARCH64_APPROX_MODE): New macro.
19988 (AARCH64_APPROX_{NONE,ALL}): Likewise.
19989 (cpu_approx_modes): New structure.
19990 (tune_params): New member "approx_modes".
19991 * config/aarch64/aarch64-tuning-flags.def
19992 (AARCH64_EXTRA_TUNE_APPROX_RSQRT): Remove macro.
19993 * config/aarch64/aarch64.c
19994 (generic_approx_modes): New core "cpu_approx_modes" structure.
19995 (exynosm1_approx_modes): Likewise.
19996 (xgene1_approx_modes): Likewise.
19997 (generic_tunings): New member "approx_modes".
19998 (cortexa35_tunings): Likewise.
19999 (cortexa53_tunings): Likewise.
20000 (cortexa57_tunings): Likewise.
20001 (cortexa72_tunings): Likewise.
20002 (exynosm1_tunings): Likewise.
20003 (thunderx_tunings): Likewise.
20004 (xgene1_tunings): Likewise.
20005 (use_rsqrt_p): New argument for the mode and use new member from
20007 (aarch64_builtin_reciprocal): Devise mode from builtin.
20008 (aarch64_optab_supported_p): New argument for the mode.
20009 * doc/invoke.texi (-mlow-precision-recip-sqrt): Reword description.
20011 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
20013 * config/rs6000/rs6000.h (RS6000_BTM_COMMON): Add the
20014 RS6000_BTM_MODULO flag into the set of flags that are considered
20015 to be part of the common configuration.
20017 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
20019 * config/rs6000/altivec.h (vec_absd): New macro for vector absolute
20020 difference unsigned.
20021 (vec_absdb): New macro for vector absolute difference unsigned
20023 (vec_absdh): New macro for vector absolute difference unsigned
20025 (vec_absdw): New macro for vector absolute difference unsigned word.
20026 * config/rs6000/altivec.md (UNSPEC_VADU): New value.
20027 (vadu<mode>3): New insn.
20028 (*p9_vadu<mode>3): New insn.
20029 * config/rs6000/rs6000-builtin.def (vadub): New built-in
20031 (vaduh): New built-in definition.
20032 (vaduw): New built-in definition.
20033 (vadu): New overloaded built-in definition.
20034 (vadub): New overloaded built-in definition.
20035 (vaduh): New overloaded built-in definition.
20036 (vaduw): New overloaded built-in definition.
20037 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
20038 overloaded vector absolute difference unsigned functions.
20039 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
20040 the ISA 3.0 vector absolute difference unsigned built-in functions.
20042 2016-06-13 Eric Botcazou <ebotcazou@adacore.com>
20044 * tree-ssa-sccvn.c (vn_reference_lookup_3): Use a uniform test and
20045 update shared_lookup_references only once after changing operands.
20047 2016-06-13 Thomas Schwinge <thomas@codesourcery.com>
20049 PR middle-end/71373
20050 * tree-nested.c (convert_nonlocal_omp_clauses)
20051 (convert_local_omp_clauses): Document missing OMP_CLAUSE_*.
20053 * tree-cfg.c (edge_to_cases_cleanup): Fix CASE_CHAIN typo.
20054 * tree.def (CASE_LABEL_EXPR): Likewise.
20056 2016-06-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
20059 * input.c (test_builtins): Fix an assertion.
20061 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
20063 * config/i386/i386.md (paritydi2): Use ix86_expand_setcc.
20064 (paritysi2): Ditto.
20066 (isinf<mode>2): Ditto.
20068 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
20070 * ggc-tests.c (test_finalization): Only test need_finalization_p
20071 for GCC_VERSION >= 4003.
20073 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20075 * config/s390/vecintrin.h: Fix file description in comment.
20077 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20079 * config/s390/s390-builtin-types.def: Change builtin type naming
20080 scheme to match builtin-types.def.
20082 2016-06-13 Marc Glisse <marc.glisse@inria.fr>
20084 * fold-const.c (optimize_minmax_comparison): Remove.
20085 (fold_comparison): Remove call to the above.
20086 * match.pd (MIN (X, Y) == X, MIN (X, 5) == 0, MIN (X, C1) < C2):
20087 New transformations.
20089 2016-06-13 Alan Hayward <alan.hayward@arm.com>
20091 PR tree-optimization/71416
20092 * tree-vect-loop.c (vectorizable_live_operation): Let worklist have
20095 2016-06-13 Martin Liska <mliska@suse.cz>
20097 * predict.c (enum predictor_reason): Prefix enum with REASON_.
20098 (combine_predictions_for_insn): Likewise.
20099 (prune_predictions_for_bb): Likewise.
20100 (combine_predictions_for_bb): Likewise.
20102 2016-06-13 Richard Biener <rguenther@suse.de>
20104 PR tree-optimization/71505
20105 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Make
20106 assert match comment.
20108 2016-06-13 Marek Polacek <polacek@redhat.com>
20110 PR middle-end/71476
20111 * gimplify.c (maybe_warn_switch_unreachable): Factored out of
20112 gimplify_switch_expr.
20113 (warn_switch_unreachable_r): New function.
20115 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20118 * config/s390/s390.c (s390_expand_builtin): Increase MAX_ARGS by
20121 2016-06-13 Richard Biener <rguenther@suse.de>
20123 PR middle-end/64516
20124 * fold-const.c (fold_unary_loc): Preserve alignment when
20125 folding a VIEW_CONVERT_EXPR into a MEM_REF.
20127 2016-06-13 Martin Liska <mliska@suse.cz>
20130 * toplev.c (process_options): Do not enable -fcheck-pointer-bounds
20131 w/ -fsanitize=bounds.
20133 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
20135 * config/i386/i386.c (ix86_init_builtins): Calculate
20136 FLOAT128_FTYPE_CONST_STRING function type only once.
20137 * doc/extend.texi (x86 Built-in Functions): Update text, __float128
20138 built-in functions are available for x86-32 and x86-64 targets.
20140 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
20143 * config/i386/i386.i386-builtin-types.def (CONST_STRING):
20144 New primitive type.
20145 (FLOAT128_FTYPE_CONST_STRING): New function type.
20146 * config/i386/i386.c (enum ix86_builtins) [IX86_BUILTIN_NANQ]: New.
20147 [IX86_BUILTIN_NANSQ]: Ditto.
20148 (ix86_fold_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
20149 (ix86_init_builtin_types): Declare const_string_type_node.
20150 (ix86_init_builtins): Add __builtin_nanq and __builtin_nansq
20152 (ix86_expand_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
20153 * doc/extend.texi (x86 Built-in Functions): Document
20154 __builtin_nanq and __builtin_nansq.
20156 2016-06-11 Jiong Wang <jiong.wang@arm.com>
20159 * config/arm/arm-protos.h (arm_attr_length_pop_multi): New declaration.
20160 * config/arm/arm.c (arm_attr_length_pop_multi): New function to return
20161 length for pop patterns.
20162 (arm_attr_length_push_multi): Update comments.
20163 * config/arm/arm.md (*load_multiple_with_writeback): Set "length"
20165 (*pop_multiple_with_writeback_and_return): Likewise.
20166 (*pop_multiple_with_return): Likewise.
20168 2016-06-11 Segher Boessenkool <segher@kernel.crashing.org>
20170 PR middle-end/71310
20171 * fold-const.c (optimize_bit_field_compare): Don't try to use
20172 word_mode unconditionally for reading the bit field, look at
20173 DECL_BIT_FIELD_REPRESENTATIVE instead.
20175 2016-06-11 Kugan Vivekanandarajah <kuganv@linaro.org>
20177 PR middle-end/71478
20178 * tree-ssa-reassoc.c (reassociate_bb): Remove (-1) from ops list for
20179 vector integer type.
20181 2016-06-10 Jakub Jelinek <jakub@redhat.com>
20183 PR middle-end/71494
20184 * tree-nested.c (convert_nonlocal_reference_stmt): For GIMPLE_GOTO
20185 without LABEL_DECL, set *handled_ops_p to false instead of true.
20187 2016-06-10 Martin Sebor <msebor@redhat.com>
20190 * builtin-attrs.def (ATTR_NOTHROW_NONNULL_LEAF_LIST): New macro.
20191 (ATTR_NOTHROW_NONNULL_TYPEGENERIC_LEAF): Same.
20192 * builtins.def (BUILT_IN_SADD_OVERFLOW, BUILT_IN_SADDL_OVERFLOW): Use
20194 (BUILT_IN_SADDLL_OVERFLOW, BUILT_IN_SSUB_OVERFLOW): Same.
20195 (BUILT_IN_SSUBL_OVERFLOW, BUILT_IN_SSUBLL_OVERFLOW): Same.
20196 (BUILT_IN_SMUL_OVERFLOW, BUILT_IN_SMULL_OVERFLOW): Same.
20197 (BUILT_IN_SMULLL_OVERFLOW, BUILT_IN_UADD_OVERFLOW): Same.
20198 (BUILT_IN_UADDL_OVERFLOW, BUILT_IN_UADDLL_OVERFLOW): Same.
20199 (BUILT_IN_USUB_OVERFLOW, BUILT_IN_USUBL_OVERFLOW): Same.
20200 (BUILT_IN_USUBLL_OVERFLOW, BUILT_IN_UMUL_OVERFLOW): Same.
20201 (BUILT_IN_UMULL_OVERFLOW, BUILT_IN_UMULLL_OVERFLOW): Same.
20203 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
20205 * config/arm/arm.h (pool_vector_label,
20206 return_used_this_function): Remove.
20208 2016-06-10 Jeff Law <law@redhat.com>
20210 PR tree-optimization/71335
20211 * tree-ssa-threadbackward.c (profitable_jump_thread_path): Filter out
20212 zero length paths here.
20213 (convert_and_register_jump_thread_path): Remove hacks related to
20214 duplicated blocks in the jump thread path.
20215 (fsm_find_control_statement_thread_paths): Avoid putting the same
20216 block on the thread path twice, but ensure the thread path is
20217 unchanged from the caller's point of view.
20219 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
20221 * predict.c (predict_loops): Remove PRED_LOOP_BRANCH.
20222 * predict.def (PRED_LOOP_BRANCH): Remove.
20224 2016-06-10 David Malcolm <dmalcolm@redhat.com>
20226 * Makefile.in (OBJS): Add ggc-tests.o.
20227 (GTFILES): Add ggc-tests.c.
20228 * ggc-tests.c: New file.
20229 * selftest-run-tests.c (selftest::run_tests): Call
20230 selftest::ggc_tests_c_tests.
20231 * selftest.h (selftest::ggc_tests_c_tests): New prototype.
20233 2016-06-10 Alexander Monakov <amonakov@ispras.ru>
20235 * match.pd (-1 / B < A): Use :c to avoid pattern duplication.
20237 2016-06-10 Maxim Ostapenko <m.ostapenko@samsung.com>
20240 * varasm.c (place_block_symbol): Adjust alignment for asan protected
20241 STRING_CSTs even if TREE_CONSTANT_POOL_ADDRESS_P.
20243 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
20245 * profile.c: Include cfgloop.h.
20246 (branch_prob): Compute estimated number of iterations.
20247 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Do not
20248 recompute estimate number of iterations from profile.
20250 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
20252 PR inline-asm/68843
20253 * reg-stack.c (check_asm_stack_operands): Explicit input arguments
20254 must be grouped on top of stack. Don't force early clobber
20255 on ordinary reg outputs.
20257 2016-06-10 Richard Biener <rguenther@suse.de>
20259 * targhooks.c (default_builtin_vectorization_cost): Adjust
20260 vec_construct cost.
20262 2016-06-10 Richard Biener <rguenther@suse.de>
20264 * gimple-fold.c (gimple_fold_builtin_memory_op): Make sure
20265 to fold the RHS to a constant if possible.
20267 2016-06-10 Thomas Schwinge <thomas@codesourcery.com>
20269 PR middle-end/71373
20270 * tree-nested.c (convert_nonlocal_omp_clauses)
20271 (convert_local_omp_clauses): Handle OMP_CLAUSE_ASYNC,
20272 OMP_CLAUSE_WAIT, OMP_CLAUSE_INDEPENDENT, OMP_CLAUSE_AUTO,
20273 OMP_CLAUSE__CACHE_, OMP_CLAUSE_TILE.
20275 * gimplify.c (gimplify_adjust_omp_clauses): Discard
20277 * omp-low.c (scan_sharing_clauses): Don't expect OMP_CLAUSE_TILE.
20279 * omp-low.c (scan_sharing_clauses): Don't expect
20280 OMP_CLAUSE__CACHE_.
20282 2016-06-10 Alan Hayward <alan.hayward@arm.com>
20284 PR tree-optimization/71407
20285 PR tree-optimization/71416
20286 * tree-vect-loop.c (vectorizable_live_operation): Use vectype for
20287 BIT_FIELD_REF type.
20289 2016-06-10 Richard Biener <rguenther@suse.de>
20291 PR middle-end/71477
20292 * cfgloop.c (alloc_loop): Initialize nb_iterations_likely_upper_bound.
20294 2016-06-09 Eric Botcazou <ebotcazou@adacore.com>
20296 * df-problems.c (df_note_bb_compute): Guard use of DF_INSN_INFO_GET.
20298 2016-06-09 Vladimir Makarov <vmakarov@redhat.com>
20299 Jiong Wang <jiong.wang@arm.com>
20301 PR rtl-optimization/70751
20302 * lra-constraints.c (process_alt_operands): Recognize Non-pseudo
20303 spilled into memory.
20305 2016-06-09 Jonathan Yong <10walls@gmail.com>
20308 2015-09-21 Jonathan Yong <10walls@gmail.com>
20310 * config/i386/cygwin.h (STARTFILE_SPEC): Explicitly search
20311 sysroot/usr/lib/32api for additional win32 libraries,
20312 fixes failing Cygwin bootstrapping.
20314 2016-06-09 Marcin Baczyński <marbacz@gmail.com>
20316 * diagnostic.h (diagnostic_line_cutoff, diagnostic_flush_buffer):
20319 2016-06-09 David Malcolm <dmalcolm@redhat.com>
20322 * pretty-print.c (pp_indent): Specify that %p is printed in a
20323 host-dependent manner.
20324 (test_pp_format): Remove the test for %p.
20326 2016-06-09 Maciej W. Rozycki <macro@imgtec.com>
20328 * config/mips/mips.c (mips_output_jump): Fix formatting.
20330 2016-06-09 Richard Biener <rguenther@suse.de>
20332 PR tree-optimization/71462
20333 * tree-ssa-loop-manip.c (find_uses_to_rename): Guard against
20336 2016-06-09 Martin Liska <mliska@suse.cz>
20338 * predict.c (dump_prediction): Add new argument.
20339 (enum predictor_reason): New enum.
20340 (struct predictor_hash): New struct.
20341 (predictor_hash::hash): New function.
20342 (predictor_hash::equal): Likewise.
20343 (not_removed_prediction_p): New function.
20344 (prune_predictions_for_bb): Likewise.
20345 (combine_predictions_for_bb): Prune predictions.
20347 2016-06-09 Martin Liska <mliska@suse.cz>
20349 * predict.c (filter_predictions): New function.
20350 (remove_predictions_associated_with_edge): Use the filter
20352 (equal_edge_p): New function.
20354 2016-06-09 Stefan Bruens <stefan.bruens@rwth-aachen.de>
20356 * doc/invoke.texi (ARM Options): Use lexicographical ordering.
20357 Correct usage of @samp vs @option, add @samp where appropriate.
20358 Add -march={armv6k,armv6z,arm6zk}, remove -march=ep9312.
20359 Add armv6s-m and document it, as it is no official ARM name.
20361 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20363 * ifcvt.c (struct noce_if_info): Add transform_name field.
20364 (noce_try_move): Set if_info->transform_name to the function name.
20365 (noce_try_ifelse_collapse): Likewise.
20366 (noce_try_store_flag): Likewise.
20367 (noce_try_inverse_constants): Likewise.
20368 (noce_try_store_flag_constants): Likewise.
20369 (noce_try_addcc): Likewise.
20370 (noce_try_store_flag_mask): Likewise.
20371 (noce_try_cmove): Likewise.
20372 (noce_try_cmove_arith): Likewise.
20373 (noce_try_minmax): Likewise.
20374 (noce_try_abs): Likewise.
20375 (noce_try_sign_mask): Likewise.
20376 (noce_try_bitop): Likewise.
20377 (noce_convert_multiple_sets): Likewise.
20378 (noce_process_if_block): Print if_info->transform_name to
20379 dump_file if transformation succeeded.
20381 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20383 * config/arm/cortex-a57.md (cortex_a57_alu):
20386 2016-06-08 Martin Sebor <msebor@redhat.com>
20387 Jakub Jelinek <jakub@redhat.com>
20391 * builtins.def (BUILT_IN_ADD_OVERFLOW_P, BUILT_IN_SUB_OVERFLOW_P,
20392 BUILT_IN_MUL_OVERFLOW_P): New builtins.
20393 * builtins.c: Include gimple-fold.h.
20394 (fold_builtin_arith_overflow): Handle
20395 BUILT_IN_{ADD,SUB,MUL}_OVERFLOW_P.
20396 (fold_builtin_3): Likewise.
20397 * doc/extend.texi (Integer Overflow Builtins): Document
20398 __builtin_{add,sub,mul}_overflow_p.
20400 2016-06-08 Jose E. Marchesi <jose.marchesi@oracle.com>
20402 * config/sparc/driver-sparc.c (cpu_names): Fix the entry for the
20403 SPARC-M7 and add an entry for SPARC-S7 cpus (Sonoma).
20405 2016-06-08 Alan Lawrence <alan.lawrence@arm.com>
20407 * config/aarch64/aarch64.c (aarch64_function_arg_alignment):
20408 Rewrite, looking one level down for records and arrays.
20410 2016-06-08 David Malcolm <dmalcolm@redhat.com>
20412 * pretty-print.c: Include "selftest.h".
20413 (pp_format): Fix comment.
20414 (identifier_to_locale): Likewise.
20415 (selftest::test_basic_printing): New function.
20416 (selftest::assert_pp_format): New function.
20417 (selftest::test_pp_format): New function.
20418 (selftest::pretty_print_c_tests): New function.
20419 * selftest-run-tests.c (selftest::run_tests): Call
20420 selftest::pretty_print_c_tests.
20421 * selftest.h (pretty_print_c_tests): New declaration.
20423 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
20425 * invoke.texi (max-loop-headers-insns): Document.
20426 * params.def (PARAM_MAX_LOOP_HEADER_INSNS): New.
20427 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Update comment.
20428 (ch_base::copy_headers): Use PARAM_MAX_LOOP_HEADER_INSNS.
20430 2016-06-08 Richard Biener <rguenther@suse.de>
20432 * tree-vect-stmts.c (vectorizable_load): Remove restrictions
20433 on strided SLP loads and fall back to scalar loads in case
20434 we can't chunk them.
20436 2016-06-08 Richard Biener <rguenther@suse.de>
20438 PR tree-optimization/71452
20439 * tree-ssa.c (non_rewritable_lvalue_p): Make sure that the
20440 type used for the SSA rewrite has enough precision to cover
20441 the dynamic type of the location.
20443 2016-06-08 Jakub Jelinek <jakub@redhat.com>
20444 Richard Biener <rguenther@suse.de>
20447 * fold-const.c (fold_comparison): Handle CONSTANT_CLASS_P (base0)
20448 the same as DECL_P (base0) for indirect_base0. Use equality_code
20449 in one further place.
20451 2016-06-08 Richard Sandiford <richard.sandiford@arm.com>
20453 * expmed.c (store_bit_field_1): Do not restrict a multiword op0
20454 to one word if the field is known to overlap other words.
20455 (extract_bit_field_1): Likewise.
20456 (store_split_bit_field): Remove compensating code.
20457 (extract_split_bit_field): Likewise.
20459 2016-06-08 Bernd Schmidt <bschmidt@redhat.com>
20463 * tree-ssa-strlen.c (handle_builtin_memcmp): Ignore debug insns.
20465 2016-06-08 Jiong Wang <jiong.wang@arm.com>
20467 * config/aarch64/aarch64-builtins.def (faddp): New builtins for modes in
20469 * config/aarch64/aarch64-simd.md (aarch64_faddp<mode>): New.
20470 (arch64_addpv4sf): Delete.
20471 (reduc_plus_scal_v4sf): Use "gen_aarch64_faddpv4sf" instead of
20472 "gen_aarch64_addpv4sf".
20473 * config/aarch64/arm_neon.h (vpadd_f32): Remove inline assembly. Use
20475 (vpadds_f32): Likewise.
20476 (vpaddq_f32): Likewise.
20477 (vpaddq_f64): Likewise.
20479 2016-06-08 Jiong Wang <jiong.wang@arm.com>
20481 * config/aarch64/aarch64-builtins.def (fabd): New builtins for modes
20483 * config/aarch64/aarch64-simd.md (fabd<mode>_3): Extend modes from VDQF
20484 to VALLF. Rename to "fabd<mode>3".
20485 "*fabd_scalar<mode>3): Delete.
20486 * config/aarch64/arm_neon.h (vabds_f32): Remove inline assembly.
20488 (vabdd_f64): Likewise.
20489 (vabd_f32): Likewise.
20490 (vabd_f64): Likewise.
20491 (vabdq_f32): Likewise.
20492 (vabdq_f64): Likewise.
20494 2016-06-08 Jiong Wang <jiong.wang@arm.com>
20496 * config/aarch64/aarch64-builtins.def (rsqrts): New builtins for modes
20498 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_<mode>3): Rename to
20499 "aarch64_rsqrts<mode>".
20500 * config/aarch64/aarch64.c (get_rsqrts_type): Update gen* name.
20501 * config/aarch64/arm_neon.h (vrsqrtss_f32): Remove inline assembly. Use
20503 (vrsqrtsd_f64): Likewise.
20504 (vrsqrts_f32): Likewise.
20505 (vrsqrts_f64): Likewise.
20506 (vrsqrtsq_f32): Likewise.
20507 (vrsqrtsq_f64): Likewise.
20509 2016-06-08 Jiong Wang <jiong.wang@arm.com>
20511 * config/aarch64/aarch64-builtins.def (rsqrte): New builtins for modes
20513 * config/aarch64/aarch64-simd.md (aarch64_rsqrte_<mode>2): Rename to
20514 "aarch64_rsqrte<mode>".
20515 * config/aarch64/aarch64.c (get_rsqrte_type): Update gen* name.
20516 * config/aarch64/arm_neon.h (vrsqrts_f32): Remove inline assembly. Use
20518 (vrsqrted_f64): Likewise.
20519 (vrsqrte_f32): Likewise.
20520 (vrsqrte_f64): Likewise.
20521 (vrsqrteq_f32): Likewise.
20522 (vrsqrteq_f64): Likewise.
20524 2016-06-08 Jiong Wang <jiong.wang@arm.com>
20526 * config/aarch64/aarch64-builtins.def (scvtf): Register vector modes.
20528 (fcvtzs): Likewise.
20529 (fcvtzu): Likewise.
20530 * config/aarch64/aarch64-simd.md
20531 (<FCVT_F2FIXED:fcvt_fixed_insn><VDQF:mode>3): New.
20532 (<FCVT_FIXED2F:fcvt_fixed_insn><VDQ_SDI:mode>3): Likewise.
20533 * config/aarch64/arm_neon.h (vcvt_n_f32_s32): Remove inline assembly.
20535 (vcvt_n_f32_u32): Likewise.
20536 (vcvt_n_s32_f32): Likewise.
20537 (vcvt_n_u32_f32): Likewise.
20538 (vcvtq_n_f32_s32): Likewise.
20539 (vcvtq_n_f32_u32): Likewise.
20540 (vcvtq_n_f64_s64): Likewise.
20541 (vcvtq_n_f64_u64): Likewise.
20542 (vcvtq_n_s32_f32): Likewise.
20543 (vcvtq_n_s64_f64): Likewise.
20544 (vcvtq_n_u32_f32): Likewise.
20545 (vcvtq_n_u64_f64): Likewise.
20546 * config/aarch64/iterators.md (VDQ_SDI): New mode iterator.
20547 (VSDQ_SDI): Likewise.
20548 (fcvt_target): Support V4DI, V4SI and V2SI.
20549 (FCVT_TARGET): Likewise.
20551 2016-06-08 Jiong Wang <jiong.wang@arm.com>
20553 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New
20554 (TYPES_BINOP_SUS): Likewise.
20555 (aarch64_simd_builtin_data): Update include file name.
20556 (aarch64_builtins): Likewise.
20557 * config/aarch64/aarch64-simd-builtins.def (scvtf): New entries
20558 for conversion between scalar float-point and fixed-point.
20560 (fcvtzs): Likewise.
20561 (fcvtzu): Likewise.
20562 * config/aarch64/aarch64.md
20563 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3: New
20564 pattern for conversion between scalar float to fixed-pointer.
20565 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>: Likewise.
20566 (UNSPEC_FCVTZS): New UNSPEC enumeration.
20567 (UNSPEC_FCVTZU): Likewise.
20568 (UNSPEC_SCVTF): Likewise.
20569 (UNSPEC_UCVTF): Likewise.
20570 * config/aarch64/arm_neon.h (vcvtd_n_f64_s64): Remove inline assembly.
20572 (vcvtd_n_f64_u64): Likewise.
20573 (vcvtd_n_s64_f64): Likewise.
20574 (vcvtd_n_u64_f64): Likewise.
20575 (vcvtd_n_f32_s32): Likewise.
20576 (vcvts_n_f32_u32): Likewise.
20577 (vcvtd_n_s32_f32): Likewise.
20578 (vcvts_n_u32_f32): Likewise.
20579 * config/aarch64/iterators.md (fcvt_target): Support integer to float
20581 (FCVT_TARGET): Likewise.
20582 (FCVT_FIXED2F): New iterator.
20583 (FCVT_F2FIXED): Likewise.
20584 (fcvt_fixed_insn): New define_int_attr.
20586 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
20588 * predict.c (pass_strip_predict_hints::execute): Cleanup CFG if
20589 some statements was removed.
20591 2016-06-08 Alan Hayward <alan.hayward@arm.com>
20593 * tree-vect-data-refs.c (vect_analyze_data_refs): Remove debug newline.
20594 * tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): likewise.
20595 (vect_can_advance_ivs_p): likewise.
20596 (vect_update_ivs_after_vectorizer): likewise.
20597 * tree-vect-loop.c (vect_determine_vectorization_factor): likewise.
20598 (vect_analyze_scalar_cycles_1): likewise.
20599 (vect_analyze_loop_operations): likewise.
20600 (report_vect_op): likewise.
20601 (vect_is_slp_reduction): likewise.
20602 (vect_is_simple_reduction): likewise.
20603 (get_initial_def_for_induction): likewise.
20604 (vect_transform_loop): likewise.
20605 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): likewise.
20606 (vect_recog_sad_pattern): likewise.
20607 (vect_recog_widen_sum_pattern): likewise.
20608 (vect_recog_widening_pattern): likewise.
20609 (vect_recog_divmod_pattern): likewise.
20610 * tree-vect-slp.c (vect-build-slp_tree_1): likewise.
20611 (vect_analyze_slp_instance): likewise.
20612 (vect_transform_slp_perm_load): likewise.
20613 (vect_schedule_slp_instance): likewise.
20615 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
20617 * predict.c (predict_iv_comparison): Mention that heuristics is broken.
20618 (return_prediction): PRED_CONST_RETURN predict return as not taken.
20619 * predict.def (PRED_CONTINUE): Change hitrate 50->67
20620 (PRED_LOOP_BRANCH): Document predictor as broken.
20621 (PRED_LOOP_EXIT): Change hitrate 91->92.
20622 (PRED_LOOP_EXTRA_EXIT): Change hitrate 91->83.
20623 (PRED_POINTER, PRED_TREE_POINTER): Change hitrate 85->70.
20624 (PRED_OPCODE_POSITIVE): Change hitrate 79->64.
20625 (PRED_OPCODE_NONEQUAL): Change hitrate 91->66.
20626 (PRED_TREE_OPCODE_POSITIVE): Change hitrate 73->64
20627 (PRED_TREE_OPCODE_NONEQUAL): Chnage hitrate 72->66
20628 (PRED_CALL): Chane hitrate 71->67.
20629 (PRED_TREE_EARLY_RETURN): Document issues, change hitrate 61->54.
20630 (PRED_GOTO): Document as unused right now.
20631 (PRED_CONST_RETURN): Change hitrate 67->69
20632 (PRED_NEGATIVE_RETURN): Change hitrate 96->98
20633 (PRED_NULL_RETURN): Change hitrate 91->90.
20634 (PRED_LOOP_IV_COMPARE_GUESS): Change hitrate to 98.
20635 (PRED_FORTRAN_FAIL_ALLOC): Change hitrate to 62; document issues.
20636 (PRED_FORTRAN_SIZE_ZERO): Change hitrate to 99.
20638 2016-06-07 Bill Seurer <seurer@linux.vnet.ibm.com>
20640 * config/rs6000/altivec.h: Add __builtin_vec_mul.
20641 * config/rs6000/rs6000-builtin.def (vec_mul): Change vec_mul to a
20642 special case Altivec builtin.
20643 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
20644 VSX_BUILTIN_VEC_MUL (replaced with special case code).
20645 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
20646 code for ALTIVEC_BUILTIN_VEC_MUL.
20647 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
20648 for __builtin_vec_mul.
20650 2016-06-07 Peter Bergner <bergner@vnet.ibm.com>
20652 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mhtm and
20655 2016-06-07 David Malcolm <dmalcolm@redhat.com>
20657 * spellcheck.c (selftest::test_find_closest_string): New function.
20658 (spellcheck_c_tests): Call the above.
20660 2016-06-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20662 * simplify-rtx.c (simplify_cond_clz_ctz): Delete 'mode' local variable.
20664 2016-06-07 Jakub Jelinek <jakub@redhat.com>
20666 * config/i386/sse.md (avx_vec_concat<mode>): Add v=v,vm and
20667 Yv=Yv,C alternatives.
20669 2016-06-07 Richard Biener <rguenther@suse.de>
20672 * common.opt (ffast-math): Make Optimization.
20674 2016-06-07 Simon Dardis <simon.dardis@imgtec.com>
20675 Prachi Godbole <prachi.godbole@imgtec.com>
20677 * config/mips/p5600.md (p5600_fpu_fadd): Remove checking for
20678 `fabs' and `fneg' type attributes.
20679 (p5600_fpu_fabs): Add `fmove' to the comment.
20681 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
20683 * gimple.c: Include builtins.h
20684 (gimple_inexpensive_call_p): New function.
20685 * gimple.h (gimple_inexpensive_call_p): Declare.
20686 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Use it.
20687 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Likewise;
20690 2016-06-07 Paolo Carlini <paolo.carlini@oracle.com>
20692 * diagnostic.c (diagnostic_impl, diagnostic_n_impl): New.
20693 (inform, inform_at_rich_loc, inform_n, warning, warning_at,
20694 warning_at_rich_loc, warning_n, pedwarn, permerror,
20695 permerror_at_rich_loc, error, error_n, error_at, error_at_rich_loc,
20696 sorry, fatal_error, internal_error, internal_error_no_backtrace):
20699 2016-06-07 Richard Biener <rguenther@suse.de>
20701 PR tree-optimization/71428
20702 * tree-ssa-math-opts.c (perform_symbolic_merge): Properly distinguish
20703 BIT_FIELD_REF op vs. load.
20705 2016-06-07 Richard Biener <rguenther@suse.de>
20707 PR middle-end/71423
20708 * match.pd ((X | ~Y) -> Y <= X): Properly invert the comparison
20711 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
20713 * config/pa/pa.md (call): Generate indirect long calls to non-local
20714 functions on TARGET_64BIT.
20715 (call_value): Likewise.
20717 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
20719 * config/pa/pa.md (call_val_reg_64bit): Remove "reg: DI " clobber from
20720 pattern and subsequent splitters.
20721 (call_val_reg_64bit_post_reload): Likewise.
20723 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
20725 PR middle-end/71408
20726 * tree-ssa-reassoc.c (zero_one_operation): Fix NEGATE_EXPR operand for
20727 propagate_op_to_single_use.
20729 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
20731 PR middle-end/71281
20732 * tree-ssa-reassoc.c (reassociate_bb): Set uid for negate stmt.
20734 2016-06-07 Uros Bizjak <ubizjak@gmail.com>
20736 * config/i386/i386.h (enum ix86_enitity): Add X86_DIRFLAG.
20737 (enum x86_dirflag_state): New enum.
20738 (NUM_MODES_FOR_MODE_SWITCHING): Add X86_DIRFLAG_ANY.
20739 (machine_function): Remove needs_cld.
20740 (ix86_current_function_needs_cld): Remove.
20741 * config/i386/i386.c (ix86_set_func_type): Set
20742 ix86_optimize_mode_switching[X86_DIRFLAG] to 1.
20743 (ix86_expand_prologue): Do not emit CLD here.
20744 (ix86_dirflag_mode_needed): New function.
20745 (ix86_dirflag_mode_entry): Ditto.
20746 (ix86_mode_needed): Handle X86_DIRFLAG entity.
20747 (ix86_mode_after): Ditto.
20748 (ix86_mode_entry): Ditto.
20749 (ix86_mode_exit): Ditto.
20750 (ix86_emit_mode_set): Ditto.
20751 * config/i386/i386.md (strmov_singleop): Set
20752 ix86_optimize_mode_switching[X86_DIRFLAG] to 1 for TARGET_CLD.
20753 Do not set ix86_current_function_needs_cld.
20755 (strset_singleop): Ditto.
20757 (cmpstrnqi_nz_1): Ditto.
20758 (cmpstrnqi_1): Ditto.
20759 (strlenqi_1): Ditto.
20761 2016-06-06 Jakub Jelinek <jakub@redhat.com>
20763 PR tree-optimization/71259
20764 * tree-vect-slp.c (vect_get_constant_vectors): For
20765 VECTOR_BOOLEAN_TYPE_P, return all ones constant instead of
20766 one for constant op, and use COND_EXPR for non-constant.
20768 2016-06-06 David Malcolm <dmalcolm@redhat.com>
20770 * Makefile.in (OBJS): Add function-tests.o,
20771 hash-map-tests.o, hash-set-tests.o, rtl-tests.o,
20772 selftest-run-tests.o.
20773 (OBJS-libcommon): Add selftest.o.
20774 (OBJS-libcommon-target): Add selftest.o.
20775 (all.internal): Add "selftest".
20776 (all.cross): Likewise.
20777 (selftest): New phony target.
20778 (s-selftest): New target.
20779 (selftest-gdb): New phony target.
20780 (COLLECT2_OBJS): Add selftest.o.
20781 * bitmap.c: Include "selftest.h".
20782 (selftest::test_gc_alloc): New function.
20783 (selftest::test_set_range): New function.
20784 (selftest::test_clear_bit_in_middle): New function.
20785 (selftest::test_copying): New function.
20786 (selftest::test_bitmap_single_bit_set_p): New function.
20787 (selftest::bitmap_c_tests): New function.
20788 * common.opt (fself-test): New.
20789 * diagnostic-show-locus.c: Include "selftest.h".
20790 (make_range): New function.
20791 (test_range_contains_point_for_single_point): New function.
20792 (test_range_contains_point_for_single_line): New function.
20793 (test_range_contains_point_for_multiple_lines): New function.
20794 (assert_eq): New function.
20795 (test_get_line_width_without_trailing_whitespace): New function.
20796 (selftest::diagnostic_show_locus_c_tests): New function.
20797 * et-forest.c: Include "selftest.h".
20798 (selftest::test_single_node): New function.
20799 (selftest::test_simple_tree): New function.
20800 (selftest::test_disconnected_nodes): New function.
20801 (selftest::et_forest_c_tests): New function.
20802 * fold-const.c: Include "selftest.h".
20803 (selftest::assert_binop_folds_to_const): New function.
20804 (selftest::assert_binop_folds_to_nonlvalue): New function.
20805 (selftest::test_arithmetic_folding): New function.
20806 (selftest::fold_const_c_tests): New function.
20807 * function-tests.c: New file.
20808 * gimple.c: Include "selftest.h".
20809 Include "gimple-pretty-print.h".
20810 (selftest::verify_gimple_pp): New function.
20811 (selftest::test_assign_single): New function.
20812 (selftest::test_assign_binop): New function.
20813 (selftest::test_nop_stmt): New function.
20814 (selftest::test_return_stmt): New function.
20815 (selftest::test_return_without_value): New function.
20816 (selftest::gimple_c_tests): New function.
20817 * hash-map-tests.c: New file.
20818 * hash-set-tests.c: New file.
20819 * input.c: Include "selftest.h".
20820 (selftest::assert_loceq): New function.
20821 (selftest::test_accessing_ordinary_linemaps): New function.
20822 (selftest::test_unknown_location): New function.
20823 (selftest::test_builtins): New function.
20824 (selftest::test_reading_source_line): New function.
20825 (selftest::input_c_tests): New function.
20826 * rtl-tests.c: New file.
20827 * selftest-run-tests.c: New file.
20828 * selftest.c: New file.
20829 * selftest.h: New file.
20830 * spellcheck.c: Include "selftest.h".
20831 (selftest::levenshtein_distance_unit_test_oneway): New function,
20832 adapted from testsuite/gcc.dg/plugin/levenshtein_plugin.c.
20833 (selftest::levenshtein_distance_unit_test): Likewise.
20834 (selftest::spellcheck_c_tests): Likewise.
20835 * toplev.c: Include selftest.h.
20836 (toplev::run_self_tests): New.
20837 (toplev::main): Handle -fself-test.
20838 * toplev.h (toplev::run_self_tests): New.
20839 * tree.c: Include "selftest.h".
20840 (selftest::test_integer_constants): New function.
20841 (selftest::test_identifiers): New function.
20842 (selftest::test_labels): New function.
20843 (selftest::tree_c_tests): New function.
20844 * tree-cfg.c: Include "selftest.h".
20845 (selftest::push_fndecl): New function.
20846 (selftest::test_linear_chain): New function.
20847 (selftest::test_diamond): New function.
20848 (selftest::test_fully_connected): New function.
20849 (selftest::tree_cfg_c_tests): New function.
20850 * vec.c: Include "selftest.h".
20851 (selftest::safe_push_range): New function.
20852 (selftest::test_quick_push): New function.
20853 (selftest::test_safe_push): New function.
20854 (selftest::test_truncate): New function.
20855 (selftest::test_safe_grow_cleared): New function.
20856 (selftest::test_pop): New function.
20857 (selftest::test_safe_insert): New function.
20858 (selftest::test_ordered_remove): New function.
20859 (selftest::test_unordered_remove): New function.
20860 (selftest::test_block_remove): New function.
20861 (selftest::reverse_cmp): New function.
20862 (selftest::test_qsort): New function.
20863 (selftest::vec_c_tests): New function.c.
20864 * wide-int.cc: Include selftest.h and wide-int-print.h.
20865 (selftest::from_int <wide_int>): New function.
20866 (selftest::from_int <offset_int>): New function.
20867 (selftest::from_int <widest_int>): New function.
20868 (selftest::assert_deceq): New function.
20869 (selftest::assert_hexeq): New function.
20870 (selftest::test_printing <VALUE_TYPE>): New function template.
20871 (selftest::test_ops <VALUE_TYPE>): New function template.
20872 (selftest::test_comparisons <VALUE_TYPE>): New function template.
20873 (selftest::run_all_wide_int_tests <VALUE_TYPE>): New function
20875 (selftest::wide_int_cc_tests): New function.
20877 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20879 PR middle-end/37780
20880 * ifcvt.c (noce_try_ifelse_collapse): New function.
20882 (noce_process_if_block): Call noce_try_ifelse_collapse.
20883 * simplify-rtx.c (simplify_cond_clz_ctz): New function.
20884 (simplify_ternary_operation): Use the above to simplify
20885 conditional CLZ/CTZ expressions.
20887 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20889 PR middle-end/37780
20890 * config/aarch64/aarch64.md (ctz<mode>2): Convert to
20891 define_insn_and_split.
20893 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20895 PR middle-end/37780
20896 * config/arm/arm.md (ctzsi2): Convert to define_insn_and_split.
20898 2016-06-06 Bernd Edlinger <bernd.edlinger@hotmail.de>
20901 * cfgexpand.c (expand_asm_loc): Remove handling for ADDR_EXPR.
20902 Implicitly clobber memory for basic asm with non-empty assembler
20903 string. Use targetm.md_asm_adjust also here.
20904 * compare-elim.c (arithmetic_flags_clobber_p): Use asm_noperands here.
20905 * final.c (final_scan_insn): Handle basic asm in PARALLEL block.
20906 * gimple.c (gimple_asm_clobbers_memory_p): Handle basic asm with
20907 non-empty assembler string.
20908 * ira.c (compute_regs_asm_clobbered): Use asm_noperands here.
20909 * recog.c (asm_noperands): Handle basic asm in PARALLEL block.
20910 (decode_asm_operands): Handle basic asm in PARALLEL block.
20911 (extract_insn): Handle basic asm in PARALLEL block.
20912 * doc/extend.texi: Mention new behavior of basic asm.
20913 * config/ia64/ia64 (rtx_needs_barrier): Handle ASM_INPUT here.
20914 * config/pa/pa.c (branch_to_delay_slot_p, branch_needs_nop_p,
20915 branch_needs_nop_p): Use asm_noperands.
20917 2016-06-06 Jose E. Marchesi <jose.marchesi@oracle.com>
20919 * config/sparc/sparc.md (cpu): Add niagara7 cpu type.
20920 Include the M7 SPARC DFA scheduler.
20921 New attribute v3pipe.
20922 Annotate insns with v3pipe where appropriate.
20923 Define cpu_feature vis4.
20924 Add lzd instruction type and set it on clzdi_sp64 and clzsi_sp64.
20925 Add (V8QI "8") to vbits.
20926 Add insns {add,sub}v8qi3
20927 Add insns ss{add,sub}v8qi3
20928 Add insns us{add,sub}{v8qi,v4hi}3
20929 Add insns {min,max}{v8qi,v4hi,v2si}3
20930 Add insns {minu,maxu}{v8qi,v4hi,v2si}3
20931 Add insns fpcmp{le,gt,ule,ug,ule,ugt}{8,16,32}_vis.
20932 * config/sparc/niagara4.md: Add a comment explaining the
20933 discrepancy between the documented latenty numbers and the
20935 * config/sparc/niagara7.md: New file.
20936 * configure.ac (HAVE_AS_SPARC5_VIS4): Define if the assembler
20937 supports SPARC5 and VIS 4.0 instructions.
20938 * configure: Regenerate.
20939 * config.in: Likewise.
20940 * config.gcc: niagara7 is a supported cpu in sparc*-*-* targets.
20941 * config/sparc/sol2.h (ASM_CPU32_DEFAUILT_SPEC): Set for
20942 TARGET_CPU_niagara7.
20943 (ASM_CPU64_DEFAULT_SPEC): Likewise.
20944 (CPP_CPU_SPEC): Handle niagara7.
20945 (ASM_CPU_SPEC): Likewise.
20946 * config/sparc/sparc-opts.h (processor_type): Add
20947 PROCESSOR_NIAGARA7.
20948 (mvis4): New option.
20949 * config/sparc/sparc.h (TARGET_CPU_niagara7): Define.
20950 (AS_NIAGARA7_FLAG): Define.
20951 (ASM_CPU64_DEFAULT_SPEC): Set for niagara7.
20952 (CPP_CPU64_DEFAULT_SPEC): Likewise.
20953 (CPP_CPU_SPEC): Handle niagara7.
20954 (ASM_CPU_SPEC): Likewise.
20955 * config/sparc/sparc.c (niagara7_costs): Define.
20956 (sparc_option_override): Handle niagara7 and adjust cache-related
20957 parameters with better values for niagara cpus. Also support VIS4.
20958 (sparc32_initialize_trampoline): Likewise.
20959 (sparc_use_sched_lookahead): Likewise.
20960 (sparc_issue_rate): Likewise.
20961 (sparc_register_move_cost): Likewise.
20962 (dump_target_flag_bits): Support VIS4.
20963 (sparc_vis_init_builtins): Likewise.
20964 (sparc_builtins): Likewise.
20965 * config/sparc/sparc-c.c (sparc_target_macros): Define __VIS__ for
20967 * config/sparc/driver-sparc.c (cpu_names): Add SPARC-M7 and
20969 * config/sparc/sparc.opt (sparc_processor_type): New value
20971 * config/sparc/visintrin.h (__attribute__): Prototypes for the
20973 * doc/invoke.texi (SPARC Options): Document -mcpu=niagara7 and
20975 * doc/extend.texi (SPARC VIS Built-in Functions): Document the
20978 2016-06-06 Jonathan Wakely <jwakely@redhat.com>
20980 * doc/sourcebuild.texi (Directives): Remove extra closing braces.
20982 2016-06-06 Richard Biener <rguenther@suse.de>
20984 PR tree-optimization/71398
20985 * tree-ssa-loop-ivcanon.c (unloop_loops): First unloop, then
20988 2016-06-05 James Bowman <james.bowman@ftdichip.com>
20990 * config/ft32/ft32.c (ft32_setup_incoming_varargs,
20991 ft32_expand_prolog, ft32_expand_epilogue):
20992 Handle pretend_args.
20993 * config/ft32/ft32.h: Remove OUTGOING_REG_PARM_STACK_SPACE.
20994 * config/ft32/ft32.md: Add pretend_returner.
20996 2016-06-06 Uros Bizjak <ubizjak@gmail.com>
20999 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
21000 Copy op1 RTX to avoid invalid sharing.
21001 (ix86_expand_vector_move_misalign): Ditto.
21003 2016-06-05 John David Anglin <danglin@gcc.gnu.org>
21005 * expr.c (move_by_pieces_d::generate): Mark mode parameter with
21008 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
21010 * predict.c (predicted_by_loop_heuristics_p): New function.
21011 (predict_iv_comparison): Use it.
21012 (predict_loops): Walk from innermost loops; do not predict edges
21013 leaving multiple loops multiple times; implement
21014 PRED_LOOP_ITERATIONS_MAX heuristics.
21015 * predict.def (PRED_LOOP_ITERATIONS_MAX): New predictor.
21017 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
21019 * cfg.c (check_bb_profile): Do not report mismatched profiles when
21020 only edges out of BB are EH edges.
21022 2016-06-04 Martin Sebor <msebor@redhat.com>
21023 Marcin Baczyński <marbacz@gmail.com>
21026 * doc/invoke.texi (-Wreturn-type): Mention not warning on return with
21027 a void expression in a void function.
21029 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
21031 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Do not check
21032 aux; dump reasons of decisions.
21033 (should_duplicate_loop_header_p): Likewise.
21034 (do_while_loop_p): Likewise.
21035 (ch_base::copy_headers): Dump asi num insns duplicated.
21037 2016-06-04 Jakub Jelinek <jakub@redhat.com>
21039 PR tree-optimization/71405
21040 * tree-ssa.c (execute_update_addresses_taken): For clobber with
21041 incompatible type, build a new clobber with the right type instead
21042 of building a VIEW_CONVERT_EXPR around it.
21044 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
21046 PR tree-optimization/52171
21047 * config/sh/sh.c (sh_use_by_pieces_infrastructure_p): Use
21048 by_pieces_ninsns instead of move_by_pieces_ninsns.
21050 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
21052 * config/sh/sh.c (sh_print_operand_address): Don't use hardcoded 'r0'
21053 for reg+reg addressing mode.
21055 2016-06-03 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
21057 * rs6000-c.c (c/c-tree.h): Add #include.
21058 (altivec_resolve_overloaded_builtin): Handle ARRAY_TYPE arguments
21059 in C++ when found in the base position of vec_ld or vec_st.
21061 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
21063 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Avoid
21064 use of profile unless profile status is PROFILE_READ.
21065 * profile.c (compute_branch_probabilities): Set profile status
21066 only after reporting predictor hitrates.
21068 2016-06-03 Joseph Myers <joseph@codesourcery.com>
21072 * common.opt (ffp-int-builtin-inexact): New option.
21073 * doc/invoke.texi (-fno-fp-int-builtin-inexact): Document.
21074 * doc/md.texi (floor@var{m}2, btrunc@var{m}2, round@var{m}2)
21075 (ceil@var{m}2): Document dependence on this option.
21076 * ipa-inline-transform.c (inline_call): Handle
21077 flag_fp_int_builtin_inexact.
21078 * ipa-inline.c (can_inline_edge_p): Likewise.
21079 * config/i386/i386.md (rintxf2): Do not test
21080 flag_unsafe_math_optimizations.
21081 (rint<mode>2_frndint): New define_insn.
21082 (rint<mode>2): Do not test flag_unsafe_math_optimizations for 387
21083 or !flag_trapping_math for SSE. Just use gen_rint<mode>2_frndint
21084 for 387 instead of extending and truncating.
21085 (frndintxf2_<rounding>): Test flag_fp_int_builtin_inexact ||
21086 !flag_trapping_math instead of flag_unsafe_math_optimizations.
21087 Change to frndint<mode>2_<rounding>.
21088 (frndintxf2_<rounding>_i387): Likewise. Change to
21089 frndint<mode>2_<rounding>_i387.
21090 (<rounding_insn>xf2): Likewise.
21091 (<rounding_insn><mode>2): Test flag_fp_int_builtin_inexact ||
21092 !flag_trapping_math instead of flag_unsafe_math_optimizations for
21093 x87. Test TARGET_ROUND || !flag_trapping_math ||
21094 flag_fp_int_builtin_inexact instead of !flag_trapping_math for
21095 SSE. Use ROUND_NO_EXC in constant operand of
21096 gen_sse4_1_round<mode>2. Just use gen_frndint<mode>2_<rounding>
21097 for 387 instead of extending and truncating.
21099 2016-06-03 H.J. Lu <hongjiu.lu@intel.com>
21100 Julia Koval <julia.koval@intel.com>
21112 * config/i386/i386-protos.h (ix86_epilogue_uses): New prototype.
21113 * config/i386/i386.c (ix86_conditional_register_usage): Preserve
21114 all registers, except for function return registers if there are
21115 no caller-saved registers.
21116 (ix86_set_func_type): New function.
21117 (ix86_set_current_function): Call ix86_set_func_type to set
21118 no_caller_saved_registers and func_type. Call reinit_regs if
21119 caller-saved registers are changed. Don't allow MPX, SSE, MMX
21120 nor x87 instructions in interrupt handler nor function with
21121 no_caller_saved_registers attribute.
21122 (ix86_function_ok_for_sibcall): Return false if there are no
21123 caller-saved registers.
21124 (type_natural_mode): Don't warn ABI change for MMX in interrupt
21126 (ix86_function_arg_advance): Skip for callee in interrupt handler.
21127 (ix86_function_arg): Return special arguments in interrupt handler.
21128 (ix86_promote_function_mode): Promote pointer to word_mode only
21129 for normal functions.
21130 (ix86_can_use_return_insn_p): Don't use `ret' instruction in
21132 (ix86_epilogue_uses): New function.
21133 (ix86_hard_regno_scratch_ok): Likewise.
21134 (ix86_save_reg): Preserve all registers in interrupt handler
21135 after reload. Preserve all registers, except for function return
21136 registers, if there are no caller-saved registers after reload.
21137 (find_drap_reg): Always use callee-saved register if there are
21138 no caller-saved registers.
21139 (ix86_minimum_incoming_stack_boundary): Return MIN_STACK_BOUNDARY
21140 for interrupt handler.
21141 (ix86_expand_prologue): Don't allow DRAP in interrupt handler.
21142 Emit cld instruction if stringops are used in interrupt handler
21143 or interrupt handler isn't a leaf function.
21144 (ix86_expand_epilogue): Generate interrupt return for interrupt
21145 handler and pop the 'ERROR_CODE' off the stack before interrupt
21146 return in exception handler.
21147 (ix86_expand_call): Disallow calling interrupt handler directly.
21148 If there are no caller-saved registers, mark all registers that
21149 are clobbered by the call which returns as clobbered.
21150 (ix86_handle_no_caller_saved_registers_attribute): New function.
21151 (ix86_handle_interrupt_attribute): Likewise.
21152 (ix86_attribute_table): Add interrupt and no_caller_saved_registers
21154 (TARGET_HARD_REGNO_SCRATCH_OK): Likewise.
21155 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use argument
21156 accumulation in interrupt function if stack may be realigned to
21158 (EPILOGUE_USES): New.
21159 (function_type): New enum.
21160 (machine_function): Add func_type and no_caller_saved_registers.
21161 * config/i386/i386.md (UNSPEC_INTERRUPT_RETURN): New.
21162 (interrupt_return): New pattern.
21163 * doc/extend.texi: Document x86 interrupt and
21164 no_caller_saved_registers attributes.
21166 2016-06-03 Bernd Schmidt <bschmidt@redhat.com>
21168 PR tree-optimization/52171
21169 * builtins.c (expand_cmpstrn_or_cmpmem): Delete, moved elsewhere.
21170 (expand_builtin_memcmp): New arg RESULT_EQ. All callers changed.
21171 Look for constant strings. Move some code to emit_block_cmp_hints
21173 * builtins.def (BUILT_IN_MEMCMP_EQ): New.
21174 * defaults.h (COMPARE_MAX_PIECES): New macro.
21175 * expr.c (move_by_pieces_d, store_by_pieces_d): Remove old structs.
21176 (move_by_pieces_1, store_by_pieces_1, store_by_pieces_2): Remvoe.
21177 (clear_by_pieces_1): Don't declare. Move definition before use.
21178 (can_do_by_pieces): New static function.
21179 (can_move_by_pieces): Use it. Return bool.
21180 (by_pieces_ninsns): Renamed from move_by_pieces_ninsns. New arg
21181 OP. All callers changed. Handle COMPARE_BY_PIECES.
21182 (class pieces_addr); New.
21183 (pieces_addr::pieces_addr, pieces_addr::decide_autoinc,
21184 pieces_addr::adjust, pieces_addr::increment_address,
21185 pieces_addr::maybe_predec, pieces_addr::maybe_postinc): New member
21187 (class op_by_pieces_d): New.
21188 (op_by_pieces_d::op_by_pieces_d, op_by_pieces_d::run): New member
21190 (class move_by_pieces_d, class compare_by_pieces_d,
21191 class store_by_pieces_d): New subclasses of op_by_pieces_d.
21192 (move_by_pieces_d::prepare_mode, move_by_pieces_d::generate,
21193 move_by_pieces_d::finish_endp, store_by_pieces_d::prepare_mode,
21194 store_by_pieces_d::generate, store_by_pieces_d::finish_endp,
21195 compare_by_pieces_d::generate, compare_by_pieces_d::prepare_mode,
21196 compare_by_pieces_d::finish_mode): New member functions.
21197 (compare_by_pieces, emit_block_cmp_via_cmpmem): New static
21199 (expand_cmpstrn_or_cmpmem): Moved here from builtins.c.
21200 (emit_block_cmp_hints): New function.
21201 (move_by_pieces, store_by_pieces, clear_by_pieces): Rewrite to just
21202 use the newly defined classes.
21203 * expr.h (by_pieces_constfn): New typedef.
21204 (can_store_by_pieces, store_by_pieces): Use it in arg declarations.
21205 (emit_block_cmp_hints, expand_cmpstrn_or_cmpmem): Declare.
21206 (move_by_pieces_ninsns): Don't declare.
21207 (can_move_by_pieces): Change return value to bool.
21208 * target.def (TARGET_USE_BY_PIECES_INFRASTRUCTURE_P): Update docs.
21209 (compare_by_pieces_branch_ratio): New hook.
21210 * target.h (enum by_pieces_operation): Add COMPARE_BY_PIECES.
21211 (by_pieces_ninsns): Declare.
21212 * targethooks.c (default_use_by_pieces_infrastructure_p): Handle
21214 (default_compare_by_pieces_branch_ratio): New function.
21215 * targhooks.h (default_compare_by_pieces_branch_ratio): Declare.
21216 * doc/tm.texi.in (STORE_MAX_PIECES, COMPARE_MAX_PIECES): Document.
21217 * doc/tm.texi: Regenerate.
21218 * tree-ssa-strlen.c: Include "builtins.h".
21219 (handle_builtin_memcmp): New static function.
21220 (strlen_optimize_stmt): Call it for BUILT_IN_MEMCMP.
21221 * tree.c (build_common_builtin_nodes): Create __builtin_memcmp_eq.
21223 2016-06-03 Alan Hayward <alan.hayward@arm.com>
21225 * tree-vect-stmts.c (vect_stmt_relevant_p): Do not vectorize non live
21226 relevant stmts which are simple and invariant.
21227 * tree-vect-loop.c (vectorizable_live_operation): Check relevance
21228 instead of simple and invariant
21230 2016-06-03 Alan Hayward <alan.hayward@arm.com>
21232 * tree-vect-loop.c (vect_analyze_loop_operations): Allow live stmts.
21233 (vectorizable_reduction): Check for new relevant state.
21234 (vectorizable_live_operation): vectorize live stmts using
21235 BIT_FIELD_REF. Remove special case for gimple assigns stmts.
21236 * tree-vect-stmts.c (is_simple_and_all_uses_invariant): New function.
21237 (vect_stmt_relevant_p): Check for stmts which are only used live.
21238 (process_use): Use of a stmt does not inherit it's live value.
21239 (vect_mark_stmts_to_be_vectorized): Simplify relevance inheritance.
21240 (vect_analyze_stmt): Check for new relevant state.
21241 * tree-vectorizer.h (vect_relevant): New entry for a stmt which is used
21242 outside the loop, but not inside it.
21244 2016-06-03 Alan Hayward <alan.hayward@arm.com>
21246 * tree-vectorizer.h (vect_get_vec_def_for_operand_1): New.
21247 * tree-vect-stmts.c (vect_get_vec_def_for_operand_1): New.
21248 (vect_get_vec_def_for_operand): Split out code.
21250 2016-06-03 Segher Boessenkool <segher@kernel.crashing.org>
21252 * config/rs6000/rs6000.md (define_peepholes for two mfcr's): Delete.
21254 2016-06-03 Alan Hayward <alan.hayward@arm.com>
21256 * tree-vect-stmts.c (vectorizable_call) Remove GOMP_SIMD_LANE code.
21258 2016-06-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21260 * config/arm/thumb1.md (*thumb1_mulsi3): Fix typos in comment.
21262 2016-06-03 Jakub Jelinek <jakub@redhat.com>
21264 PR middle-end/71387
21265 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): If redirecting
21266 to noreturn e->callee->decl that has void return type and void
21267 arguments, adjust gimple_call_fntype and remove lhs even if it had
21268 previously addressable type.
21270 2016-06-02 Jeff Law <law@redhat.com>
21272 PR tree-optimization/71328
21273 * tree-ssa-threadupdate.c (duplicate_thread_path): Fix off-by-one
21274 error when checking for a jump back onto the copied path.
21276 2016-06-02 David Malcolm <dmalcolm@redhat.com>
21278 * config/microblaze/microblaze.c (get_branch_target): Add return
21279 NULL_RTX for the non-CALL_P case.
21280 (insert_wic_for_ilb_runout): Remove unused local "wic_addr1".
21281 (insert_wic): Remove unused local "j".
21283 2016-06-02 Martin Liska <mliska@suse.cz>
21285 * predict.def: Fix typo in PRED_FORTRAN_FAIL_IO display name.
21287 2016-06-02 H.J. Lu <hongjiu.lu@intel.com>
21288 Julia Koval <julia.koval@intel.com>
21290 * function.c (assign_parm_setup_stack): Force source into a
21291 register if needed.
21292 * target.def (function_incoming_arg): Update documentation to
21293 allow arbitrary address computation based on hard register.
21294 * doc/tm.texi: Regenerated.
21296 2016-06-02 Martin Liska <mliska@suse.cz>
21298 * predict.c (combine_predictions_for_bb): Fix first match in
21299 cases where a first predictor contains more than one occurence
21300 in list of predictors. Take the best value in such case.
21302 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21304 PR rtl-optimization/71295
21305 * rtlanal.c (subreg_get_info): If taking a subreg at the requested
21306 offset would go over the size of the inner mode reject it.
21308 2016-06-02 Jakub Jelinek <jakub@redhat.com>
21310 * config/i386/sse.md (*vec_concatv4si): Use v=v,v instead of
21311 x=x,x and v=v,m instead of x=x,m.
21313 * config/i386/sse.md (*vec_concatv2si_sse4_1): Add avx512dq v=Yv,rm
21314 alternative. Change x=x,x alternative to v=Yv,Yv and x=rm,C
21315 alternative to v=rm,C.
21317 * config/i386/sse.md (*vec_concatv2di): Add x86_avx512dq v=Yv,rm
21318 alternative. Change x=xm,C alternative to v=vm,C, x=x,x alternative
21319 to v=Yv,Yv and x=x,m to v=v,m. Use maybe_evex prefix attribute
21320 instead of vex for the last two above mentioned alternatives.
21322 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21325 * config/arm/arm.c (arm_output_multireg_pop): Guard "pop" on update.
21327 2016-06-02 Segher Boessenkool <segher@kernel.crashing.org>
21329 * config/rs6000/dfp.md (trunctddd2): Correct the "length" attribute.
21331 2016-06-01 David Malcolm <dmalcolm@redhat.com>
21333 * config/rl78/rl78.c (rl78_expand_prologue): Convert local
21334 from int to unsigned.
21336 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
21338 * config/rs6000/vsx.md (vsx_splat_<mode>, V2DI/V2DF): Simplify
21339 alternatives, eliminating preferred register class. Add support
21340 for the MTVSRDD instruction in ISA 3.0.
21341 (vsx_splat_v4si_internal): Use splat_input_operand instead of
21342 reg_or_indexed_operand.
21343 (vsx_splat_v4sf_internal): Likewise.
21345 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
21348 * config/rs6000/vsx.md (xxspltib_<mode>_nosplit): Add alternatives
21349 for loading up all 0's or all 1's.
21351 2016-06-01 Thomas Preud'homme <thomas.preudhomme@arm.com>
21353 * doc/sourcebuild.texi (arm_acq_rel): Document new effective target.
21355 2016-06-01 Eduard Sanou <dhole@openmailbox.org>
21357 * doc/cppenv.texi: Note that the `%s` in `date` is a non-standard
21359 * gcc.c (driver_handle_option): Call set_source_date_epoch_envvar.
21360 * gcc.c (set_source_date_epoch_envvar): New function, sets
21361 the SOURCE_DATE_EPOCH environment variable to the current time.
21363 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
21365 * tree-vect-loop.c (vect_determine_vectorization_factor): Also compute
21366 the factor for live Phi nodes.
21368 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
21370 * loop-dolop.c (doloop_optimize): Us likely max iteration bound.
21371 * tree-parloops.c (parallelize_loops): likewise.
21372 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop,
21373 tree_unswitch_outer_loop): likewise.
21375 2016-06-01 Jakub Jelinek <jakub@redhat.com>
21377 PR middle-end/71371
21378 * gimplify.c (gimplify_omp_for): Temporarily clear gimplify_omp_ctxp
21379 around creation of the temporary.
21381 2016-06-01 Richard Biener <rguenther@suse.de>
21383 PR tree-optimization/71366
21384 * tree-ssa-loop-ivcanon.c (edges_to_remove): New global.
21385 (unloop_loops): Move removing edges here ...
21386 (try_unroll_loop_completely): ... from here.
21387 (try_peel_loop): ... and here.
21388 (tree_unroll_loops_completely_1): Track parent loops via
21389 bitmap of header BBs.
21390 (tree_unroll_loops_completely): Adjust for that.
21392 2016-06-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
21394 * config/rs6000/altivec.h (vec_slv): New macro.
21395 (vec_srv): New macro.
21396 * config/rs6000/altivec.md (UNSPEC_VSLV): New value.
21397 (UNSPEC_VSRV): New value.
21400 * config/rs6000/rs6000-builtin.def (vslv): New builtin definition.
21401 (vsrv): New builtin definition.
21402 * config/rs6000/rs6000-c.c (P9V_BUILTIN_VSLV): Macro expansion to
21403 define argument types for new builtin.
21404 (P9V_BUILTIN_VSRV): Macro expansion to define argument types for
21406 * doc/extend.texi: Document the new vec_vslv and vec_srv built-in
21409 2016-06-01 Uros Bizjak <ubizjak@gmail.com>
21410 Jocelyn Mayer <l_indien@magic.fr>
21413 * config/i386/driver-i386.c (host_detect_local_cpu): Correctly
21414 detect processor family for signature_CENTAUR_ebx.
21415 <case PROCESSOR_I486>: Pass c3, winchip2 or winchip-c6 for
21416 signature_CENTAUR_ebx.
21417 <case PROCESSOR _PENTIUMPRO>: Pass c3-2 for signature_CENTAUR_ebx.
21418 <default>: Pass x86-64 for has_longmode.
21420 2016-06-01 Nathan Sidwell <nathan@acm.org>
21422 * config/nvptx/nvptx.c (nvptx_assemble_undefined_decl): Reject
21425 2016-06-01 Richard Biener <rguenther@suse.de>
21427 PR tree-optimization/71261
21428 * tree-vect-patterns.c (check_bool_pattern): Gather a hash-set
21429 of stmts successfully put in the bool pattern. Remove
21430 single-use restriction.
21431 (adjust_bool_pattern_cast): Add cast at the use site via the
21432 pattern def sequence.
21433 (adjust_bool_pattern): Remove recursion, maintain a hash-map
21434 of patterned defs. Use the pattern def seqence instead of
21435 multiple independent patterns.
21436 (sort_after_uid): New qsort compare function.
21437 (adjust_bool_stmts): New function to process stmts in the bool
21438 pattern in IL order.
21439 (vect_recog_bool_pattern): Adjust.
21440 * tree-if-conv.c (ifcvt_split_def_stmt): Remove.
21441 (ifcvt_walk_pattern_tree): Likewise.
21442 (stmt_is_root_of_bool_pattern): Likewise.
21443 (ifcvt_repair_bool_pattern): Likewise.
21444 (tree_if_conversion): Do not call ifcvt_repair_bool_pattern.
21446 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
21448 * loop-unroll.c (decide_unroll_constant_iterations,
21449 decide_unroll_runtime_iterations, decide_unroll_stupid): Use
21450 likely upper bounds.
21451 * loop-iv.c (find_simple_exit): Dump likely upper bounds.
21453 2016-06-01 Thomas Schwinge <thomas@codesourcery.com>
21455 * tree-core.h (enum omp_clause_code): Remove
21456 OMP_CLAUSE_DEVICE_RESIDENT. Adjust all users.
21458 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21460 * config/arm/sync.md (arm_store_exclusive<mode>):
21461 Use 'H' output modifier on operands[2] rather than creating a new
21462 entry in out-of-bounds memory of the operands array.
21463 (arm_store_release_exclusivedi): Likewise.
21465 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21467 * config/arm/arm.c (arm_fusion_enabled_p): New function.
21468 * config/arm/arm-protos.h (arm_fusion_enabled_p): Declare prototype.
21469 * config/arm/crypto.md (crypto_<crypto_pattern>, CRYPTO_UNARY):
21470 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
21472 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
21474 * tree-vect-loop.c (vect_determine_vectorization_factor): Also take
21475 into account live statements for mask producers.
21477 2016-06-01 Richard Biener <rguenther@suse.de>
21479 PR tree-optimization/71311
21480 * match.pd (@0 < @1 && @0 < @2 -> @0 < min(@1,@2)): Add :c and
21481 restrict to non-INTEGER_CST @0.
21483 2016-06-01 Richard Biener <rguenther@suse.de>
21485 * match.pd ((A & B) - (A & ~B) -> B - (A ^ B)): Add missing :c.
21486 (relational patterns): Use :c to avoid pattern duplications.
21488 2016-06-01 Richard Biener <rguenther@suse.de>
21490 * genmatch.c (comparison_code_p): New predicate.
21491 (swap_tree_comparison): New function.
21492 (commutate): Add for_vec parameter to append new for entries.
21493 Support commutating relational operators by swapping it alongside
21495 (lower_commutative): Adjust.
21496 (dt_simplify::gen): Do not pass artificial operators to gen
21498 (decision_tree::gen): Do not add artificial operators as parameters.
21499 (parser::parse_expr): Verify operator commutativity when :c is
21500 applied. Allow :C to override this.
21501 * match.pd: Adjust patterns to use :C instead of :c where required.
21503 2016-06-01 Patrick Palka <ppalka@gcc.gnu.org>
21505 PR tree-optimization/71077
21506 * tree-ssa-threadedge.c (simplify_control_stmt_condition_1): In
21507 the combining step, use boolean_false_node and boolean_true_node
21508 as the designated false/true return values.
21510 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
21512 * predict.def (PRED_LOOP_EXTRA_EXIT): Define.
21513 * predict.c (predict_iv_comparison): Also check PRED_LOOP_EXTRA_EXIT.
21514 (predict_extra_loop_exits): Use PRED_LOOP_EXTRA_EXIT instead of
21517 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
21519 * doc/invoke.texi (-frename-registers): Drop -fpeel-loops from list
21520 of flags impliying the register renaming.
21521 * toplev.c (process_options): Do not imply flag_rename_registers with
21524 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
21526 * config/sh/sh.h (ASM_OUTPUT_SYMBOL_REF): Remove macro and use the
21527 default implementation.
21529 2016-05-31 Nathan Sidwell <nathan@acm.org>
21531 * dwarf2out.c (cur_line_info_table): Add GTY marker.
21533 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
21535 * config/sh/constraints.md (b): Remove constraint.
21536 * config/sh/predicates.md (arith_reg_operand): Remove
21538 * config/sh/sh-modes.def (PDI): Remove.
21539 * config/sh/sh.c (sh_target_reg_class,
21540 sh_optimize_target_register_callee_saved): Remove functions.
21541 (sh_option_override): Don't set MASK_SAVE_ALL_TARGET_REGS.
21542 (sh_expand_epilogue): Update comment.
21543 (sh_hard_regno_mode_ok, sh_register_move_cost, calc_live_regs,
21544 sh_secondary_reload): Remove TARGET_REGS related code.
21545 * config/sh/sh.h (FIRST_TARGET_REG, LAST_TARGET_REG,
21546 TARGET_REGISTER_P): Remove macros.
21547 (SH_DBX_REGISTER_NUMBER, REG_ALLOC_ORDER): Remove target regs.
21548 * config/sh/sh.md (PR_MEDIA_REG, T_MEDIA_REG, FR23_REG, TR0_REG,
21549 TR1_REG, TR2_REG): Remove constants.
21550 * config/sh/sh.opt (SAVE_ALL_TARGET_REGS): Remove.
21552 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
21554 * config/sh/sh.md (adddi3, subdi3, negdi2, abs<mode>2): Remove
21555 define_expand patterns.
21556 (adddi3_compact): Rename to adddi3.
21557 (subdi3_compact): Rename to subdi3.
21558 (*negdi2): Rename to negdi2.
21559 (*abs<mode>2): Rename to abs<mode>2.
21561 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
21563 * config/rx/rx.md (FETCHOP_NO_MINUS): New code iterator.
21564 (atomic_<fetchop_name>_fetchsi): Extract minus operator into ...
21565 (atomic_sub_fetchsi): ... this new pattern.
21566 (mvtc): Add CC_REG clobber.
21568 2016-05-31 Marek Polacek <polacek@redhat.com>
21570 * gimplify.c (gimplify_switch_expr): Also handle GIMPLE_TRY.
21572 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21574 * config/aarch64/aarch64.c (aarch_macro_fusion_pair_p): Use
21575 aarch64_fusion_enabled_p to check for fusion capabilities.
21577 2016-05-31 Richard Biener <rguenther@suse.de>
21579 PR tree-optimization/71352
21580 * tree-ssa-reassoc.c (zero_one_operation): Handle op equal to
21581 minus one and a negate.
21583 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21585 * config/aarch64/aarch64.c (aarch64_simd_attr_length_move): Delete.
21586 * config/aarch64/aarch64-protos.h (aarch64_simd_attr_length_move):
21588 * config/aarch64/iterators.md (insn_count): Add descriptive comment.
21589 * config/aarch64/aarch64-simd.md (*aarch64_mov<mode>, VSTRUCT modes):
21590 Remove use of aarch64_simd_attr_length_move, set length attribute
21592 (*aarch64_be_movoi): Likewise.
21593 (*aarch64_be_movci): Likewise.
21594 (*aarch64_be_movxi): Likewise.
21596 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
21598 * loop-init.c (gate): Do not enale RTL loop unroller with -fpeel-loops.
21599 It no longer does that.
21600 * toplev.c (process_options): Do not enable flag_web with -fpeel-loops.
21602 2016-05-31 Wladimir J. van der Laan <laanwj@gmail.com>
21604 * config/aarch64/arm_neon.h (vdupb_laneq_s8): Remove spurious
21605 attribute __unused__.
21607 2016-05-31 Thomas Preud'homme <thomas.preudhomme@arm.com>
21609 * config/arm/arm-protos.h (arm_arch_thumb1): Declare.
21610 * config/arm/arm.c (arm_arch_thumb1): Define.
21611 (arm_option_override): Initialize arm_arch_thumb1.
21612 * config/arm/arm.h (arm_arch_thumb1): Declare.
21613 (TARGET_ARM_ARCH_ISA_THUMB): Use arm_arch_thumb to determine if target
21614 support Thumb-1 ISA.
21616 2016-05-31 Kirill Yukhin <kirill.yukhin@intel.com>
21619 * config/i386/sse.md (define_insn_and_split "*vec_extractv4sf_0"): Use
21620 `Yv' for scalar operand.
21622 2016-05-31 Tom de Vries <tom@codesourcery.com>
21624 PR tree-optimization/69068
21625 * graphite-isl-ast-to-gimple.c (copy_bb_and_scalar_dependences): Handle
21626 phis with more than two args.
21628 2016-05-30 Andreas Tobler <andreast@gcc.gnu.org>
21630 * config.gcc: Move hard float support for arm*hf*-*-freebsd* into
21631 armv6*-*-freebsd* for FreeBSD 11. Eliminate the arm*hf*-*-freebsd*
21634 2016-05-30 Jose E. Marchesi <jose.marchesi@oracle.com>
21636 * config.gcc (sparc*-*-*): Support cpu_32, cpu_64, tune_32 and
21638 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
21640 * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Add entries for
21641 cpu_32, cpu_64, tune_32 and tune_64.
21642 * config/sparc/sol2.h (OPTION_DEFAULT_SPECS): Likewise.
21644 2016-05-30 Uros Bizjak <ubizjak@gmail.com>
21646 * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
21648 2016-05-30 Andi Kleen <ak@linux.intel.com>
21650 * auto-profile.c (read_profile): Replace asserts with errors
21651 when file does not exist.
21652 * gcov-io.c (gcov_read_words): Dito.
21654 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
21656 * tree-cfg.c (print_loop): Print likely upper bounds.
21658 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
21660 * doc/invoke.texi (-fpeel-loops,-O3): Update documentation.
21661 * opts.c (default_options): Enable peel loops at -O3.
21662 * tree-ssa-loop-ivcanon.c (peeled_loops): New static var.
21663 (try_peel_loop): Do not re-peel already peeled loops;
21664 use likely upper bounds; fix profile updating.
21665 (pass_complete_unroll::execute): Initialize peeled_loops.
21667 2016-05-30 Martin Liska <mliska@suse.cz>
21669 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Scale
21670 computed costs by frequency of BB they belong to.
21671 (get_scaled_computation_cost_at): New function.
21673 2016-05-30 Alexander Monakov <amonakov@ispras.ru>
21674 Marc Glisse <marc.glisse@inria.fr>
21676 PR tree-optimization/71289
21677 * match.pd (-1 / B < A, A > -1 / B): New transformations.
21679 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
21681 * tree-vect-loop.c (vect_transform_loop): Update likely bounds.
21683 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
21685 * tree-ssa-loop-ivcanon.c (try_peel_loop): Correctly set wont_exit
21686 for peeled copies; avoid underflow when updating estimates; correctly
21687 scale loop profile.
21689 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
21691 * tree-ssa-reassoc.ci (swap_ops_for_binary_stmt): Fix typo from commit
21692 r236875. Corrected oe3 to oe2 as obvious.
21694 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
21696 PR middle-end/71269
21697 PR middle-end/71252
21698 * tree-ssa-reassoc.c (insert_stmt_before_use): Use find_insert_point so
21699 that inserted stmt will not dominate stmts that defines its operand.
21700 (rewrite_expr_tree): Add stmt_to_insert before adding the use stmt.
21701 (rewrite_expr_tree_parallel): Likewise.
21703 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
21705 PR middle-end/71252
21706 * tree-ssa-reassoc.c (swap_ops_for_binary_stmt): Fix swap such that
21707 all fields including stmt_to_insert are swapped.
21709 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
21711 * predict.h (force_edge_cold): Declare.
21712 * predict.c (force_edge_cold): New function.
21713 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Fix profile
21715 (canonicalize_loop_induction_variables): Fix formating.
21717 2016-05-30 Eric Botcazou <ebotcazou@adacore.com>
21719 * config/visium/visium.c (visium_split_double_add): Minor tweaks.
21720 (visium_expand_copysign): Use gen_int_mode directly.
21721 (visium_compute_frame_size): Minor tweaks.
21723 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
21725 * tree-vect-loop.c (vect_analyze_loop_2): Use
21726 likely_max_stmt_executions_int.
21728 2016-05-30 Tom de Vries <tom@codesourcery.com>
21730 PR tree-optimization/69067
21731 * graphite-isl-ast-to-gimple.c (get_def_bb_for_const): Remove assert.
21733 2016-05-29 Uros Bizjak <ubizjak@gmail.com>
21736 * config/i386/sync.md (define_peephole2 atomic_storedi_fpu):
21737 New peepholes to remove unneeded fild/fistp pairs.
21738 (define_peephole2 atomic_loaddi_fpu): Ditto.
21740 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
21742 * predict.c (maybe_hot_frequency_p): Avoid division.
21744 2016-05-28 Gerald Pfeifer <gerald@pfeifer.com>
21746 * doc/install.texi: Use https for shop.fsf.org.
21748 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
21750 * tree-ssa-loop-ivopts.c (estimated_stmt_executions_int): Use
21751 likely_max_stmt_executions_int.
21753 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
21755 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
21756 likely_max_stmt_executions_int.
21758 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
21760 * profile.c (compute_branch_probabilities): Do not report hitrates
21762 (branch_prob): Report hitrates here.
21763 * predict.c (gimple_predict_edge): Do not assert profile status;
21764 fix formatting issues.
21766 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
21768 * predict.c (edge_predicted_by_p): New function.
21769 (predict_paths_for_bb): Do not put multiple predictions of the same type
21772 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
21774 * tree-ssa-loop-niter.c (number_of_iterations_exit): Revert accidental
21777 2016-05-28 Alan Modra <amodra@gmail.com>
21779 * dominance.c (verify_dominators): Don't segfault on NULL imm_bb.
21781 2016-05-28 Alan Modra <amodra@gmail.com>
21783 PR rtl-optimization/71275
21784 * ira.c (ira): Free dominance info.
21786 2016-05-27 Gerald Pfeifer <gerald@pfeifer.com>
21788 * doc/sourcebuild.texi: New address for upstream Go repository.
21790 2016-05-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
21792 * config/arm/arm.h (TARGET_ARM_V6M): Remove.
21793 (TARGET_ARM_V7M): Likewise.
21795 2016-05-26 Jeff Law <law@redhat.com>
21797 * tree-ssa-threadedge.c: Remove include of tree-ssa-threadbackward.h.
21798 (thread_across_edge): Remove calls to find_jump_threads_backwards.
21799 * passes.def: Add jump threading passes before DOM/VRP.
21800 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Change
21801 argument to a basic block from an edge. Remove tests which are
21803 (pass_data_thread_jumps, class pass_thread_jumps): New.
21804 (pass_thread_jumps::gate, pass_thread_jumps::execute): New.
21805 (make_pass_thread_jumps): Likewise.
21806 * tree-pass.h (make_pass_thread_jumps): Declare.
21808 2016-05-27 Eric Botcazou <ebotcazou@adacore.com>
21810 * config/visium/visium-protos.h (split_double_move): Rename into...
21811 (visium_split_double_move): ...this.
21812 (visium_split_double_add): Declare.
21813 * config/visium/visium.c (split_double_move): Rename into...
21814 (visium_split_double_move): ...this.
21815 (visium_split_double_add): New function.
21816 (visium_expand_copysign): Renumber operands for consistency.
21817 * config/visium/visium.md (DImode move splitter): Adjust to renaming.
21818 (DFmode move splitter): Likewise.
21819 (*addi3_insn): Split by means of visium_split_double_add.
21820 (*adddi3_insn_flags): Delete.
21821 (*plus_plus_sltu<subst_arith>): New insn.
21822 (*subdi3_insn): Split by means of visium_split_double_add.
21823 (subdi3_insn_flags): Delete.
21824 (*minus_minus_sltu<subst_arith>): New insn.
21825 (*negdi2_insn): Split by means of visium_split_double_add.
21826 (*negdi2_insn_flags): Delete.
21828 2016-05-27 Ulrich Weigand <uweigand@de.ibm.com>
21830 * configure.ac: Treat a --with-headers option without argument
21831 the same as the default (i.e. consult sys-include directory).
21832 * configure: Regenerate.
21834 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21836 * config/aarch64/aarch64.c (aarch64_fusion_enabled_p): New function.
21837 * config/aarch64/aarch64-protos.h (aarch64_fusion_enabled_p): Declare
21839 * config/aarch64/aarch64-simd.md (aarch64_crypto_aes<aesmc_op>v16qi):
21840 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
21842 2016-05-27 Jiong Wang <jiong.wang@arm.com>
21845 * config/aarch64/aarch64.c (aarch64_expand_builtin_va_start): Honor
21846 tree-stdarg analysis results.
21847 (aarch64_setup_incoming_varargs): Likewise.
21849 2016-05-27 Jiong Wang <jiong.wang@arm.com>
21851 * config/aarch64/aarch64.c (aarch64_build_builtin_va_list): Initialize
21852 va_list_gpr_counter_field and va_list_fpr_counter_field.
21854 2016-05-27 Wilco Dijkstra <wdijkstr@arm.com>
21857 * config/aarch64/aarch64.h (CANNOT_CHANGE_MODE_CLASS): Remove.
21858 * config/aarch64/aarch64.c
21859 (aarch64_cannot_change_mode_class): Remove function.
21860 * config/aarch64/aarch64-protos.h
21861 (aarch64_cannot_change_mode_class): Remove.
21863 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
21865 * cfgloop.c (record_niter_bound): Record likely upper bounds.
21866 (likely_max_stmt_executions_int, get_likely_max_loop_iterations,
21867 get_likely_max_loop_iterations_int): New.
21868 * cfgloop.h (struct loop): Add nb_iterations_likely_upper_bound,
21869 any_likely_upper_bound.
21870 (get_likely_max_loop_iterations_int, get_likely_max_loop_iterations):
21872 * cfgloopmanip.c (copy_loop_info): Copy likely upper bounds.
21873 * loop-unroll.c (unroll_loop_constant_iterations): Update likely
21875 (unroll_loop_constant_iterations): Likewise.
21876 (unroll_loop_runtime_iterations): Likewise.
21877 * lto-streamer-in.c (input_cfg): Stream likely upper bounds.
21878 * lto-streamer-out.c (output_cfg): Likewise.
21879 * tree-ssa-loop-ivcanon.c (try_peel_loop): Update likely upper
21881 (canonicalize_loop_induction_variables): Dump likely upper bounds.
21882 * tree-ssa-loop-niter.c (record_estimate): Record likely upper bounds.
21883 (likely_max_loop_iterations): New.
21884 (likely_max_loop_iterations_int): New.
21885 (likely_max_stmt_executions): New.
21886 * tree-ssa-loop-niter.h (likely_max_loop_iterations,
21887 likely_max_loop_iterations_int, likely_max_stmt_executions_int,
21888 likely_max_stmt_executions): Declare.
21890 2016-05-27 Marek Polacek <polacek@redhat.com>
21892 PR middle-end/71308
21893 * gimple-fold.c (gimple_fold_call): Check that LHS is not null.
21895 2016-05-27 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21897 * config/s390/s390.md (2x risbg splitters): Use
21898 reg_overlap_mentioned_p instead of rtx_equal_p.
21900 2016-05-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
21902 * combine.c (make_compound_operation): Take known zero bits into
21903 account when checking for possible zero_extend.
21905 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21907 * config/aarch64/aarch64.md (ashl<mode>3, SHORT modes):
21908 Use const_int_operand for operand 2 predicate. Simplify expand code
21911 2016-05-27 Ilya Enkovich <ilya.enkovich@intel.com>
21913 PR middle-end/71279
21914 * fold-const.c (fold_ternary_loc): Don't fold VEC_COND_EXPR
21917 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21919 * config/aarch64/aarch64-modes.def (CC_ZESWP, CC_SESWP): Delete.
21920 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Remove condition
21921 that returns CC_SESWPmode and CC_ZESWPmode.
21922 (aarch64_get_condition_code_1): Remove handling of CC_SESWPmode
21924 (aarch64_rtx_costs): Likewise.
21926 2016-05-26 Michael Meissner <meissner@linux.vnet.ibm.com>
21928 * config/rs6000/rs6000.c (rs6000_emit_p9_fp_minmax): New function
21929 for ISA 3.0 min/max support.
21930 (rs6000_emit_p9_fp_cmove): New function for ISA 3.0 floating point
21931 conditional move support.
21932 (rs6000_emit_cmove): Call rs6000_emit_p9_fp_minmax and
21933 rs6000_emit_p9_fp_cmove if the ISA 3.0 instructions are
21935 * config/rs6000/rs6000.md (SFDF2): New iterator to allow doing
21936 conditional moves where the comparison type is different from move
21938 (fp_minmax): New code iterator for smin/smax.
21939 (minmax): New code attributes for min/max.
21940 (SMINMAX): Likewise.
21941 (smax<mode>3): Combine min, max insns into one insn using the
21942 fp_minmax code iterator. Add support for ISA 3.0 min/max
21943 instructions that don't need -ffast-math.
21944 (s<minmax><mode>3): Likewise.
21945 (smax<mode>3_vsx): Likewise.
21946 (smin<mode>3): Likewise.
21947 (s<minmax><mode>3_vsx): Likewise.
21948 (smin<mode>3_vsx): Likewise.
21949 (pre-VSX min/max splitters): Likewise.
21950 (s<minmax><mode>3_fpr): Likewise.
21951 (movsfcc): Rewrite floating point conditional moves to combine
21952 SFmode/DFmode into a single insn.
21953 (mov<mode>cc): Likewise.
21954 (movdfcc): Likewise.
21955 (fselsfsf4): Combine FSEL cases into a single insn, using SFDF and
21956 SFDF2 iterators to handle all combinations.
21957 (fseldfsf4): Likewise.
21958 (fsel<SFDF:mode><SFDF2:mode>4): Likewise.
21959 (fseldfdf4): Likewise.
21960 (fselsfdf4): Likewise.
21961 (mov<SFDF:mode><SFDF2:mode>cc_p9): Add support for the ISA 3.0
21962 comparison instructions that set a 0/-1 mask, and use it for
21963 floating point conditional move via XXSEL.
21964 (fpmask<mode>): Likewise.
21965 (xxsel<mode>): Likewise.
21966 * config/rs6000/predicates.md (min_max_operator): Delete, no
21968 (fpmask_comparison_operaton): New insn for ISA 3.0 comparison
21969 instructions that generate a 0/-1 mask for use with XXSEL.
21970 * config/rs6000/rs6000.h (TARGET_MINMAX_SF): New helper macros to
21971 say whether floating point min/max is available, either through
21972 FSEL, ISA 2.06 min/max, and ISA 3.0 min/max instrucitons.
21973 (TARGET_MINMAX_DF): Likewise.
21975 2016-05-27 Alan Modra <amodra@gmail.com>
21977 PR rtl-optimization/71275
21978 * ira.c (ira): Call loop_optimizer_init to set up bb_loop_depth
21979 for update_equiv_regs and combine_and_move_insns.
21981 2016-05-26 Uros Bizjak <ubizjak@gmail.com>
21983 * config/i386/i386.md (*movqi_internal) <attr "isa">: Use
21984 if_then_else or cond RTXes to calculate attribute value.
21985 * config/i386/mmx.md (*vec_extractv2sf_1) <attr "prefix_rep">: Ditto.
21986 <attr "length_immediate>: Ditto.
21987 (*vec_extractv2sf_1) <attr "length_immediate">: Ditto.
21988 * config/i386/sse.md (sse_loadlps) <attr "length_immediate">: Ditto.
21989 (*vec_concatv2sf_sse4_1) <attr "isa">: Ditto.
21990 <attr "type">: Ditto.
21991 <attr "prefix_data16">: Ditto.
21992 <attr "prefix_extra">: Ditto.
21993 <attr "length_immediate">: Ditto.
21994 <attr "prefix">: Ditto.
21995 (vec_set<mode>_0) <attr "isa">: Ditto.
21996 <attr "prefix_extra">: Ditto.
21997 <attr "length_immediate">: Ditto.
21998 <attr "prefix">: Ditto.
21999 (*vec_interleave_highv2df) <attr "prefix_data16">: Ditto.
22000 (*vec_interleave_lowv2df) <attr "prefix_data16">: Ditto.
22001 (sse2_storelpd) <attr "prefix_data16">: Ditto.
22002 (sse2_loadhpd) <attr "prefix_data16">: Ditto.
22003 (sse2_loadlpd) <attr "prefix_data16">: Ditto.
22004 <attr "length_immediate">: Ditto.
22005 <attr "prefix">: Ditto.
22006 (sse2_movsd) <attr "length_immediate">: Ditto.
22007 <attr "prefix">: Ditto.
22008 (vec_concatv2df) <attr "isa">: Ditto.
22009 <attr "prefix">: Ditto.
22010 (*vec_extractv4si) <attr "prefix_extra">: Ditto.
22011 (*vec_extractv2di_1) <attr "isa">: Ditto.
22012 <attr "type">: Ditto.
22013 <attr "length_immediate">: Ditto.
22014 <attr "prefix_rex">: Ditto.
22015 <attr "prefix_extra">: Ditto.
22016 (*vec_concatv2si_sse4_1) <attr "type">: Ditto.
22017 <attr "prefix_extra">: Ditto.
22018 <attr "length_immediate">: Ditto.
22019 (vec_concatv2di) <attr "isa">: Ditto.
22020 <attr "prefix_extra">: Ditto.
22021 <attr "length_immediate">: Ditto.
22022 <attr "prefix">: Ditto.
22024 2016-05-26 Martin Liska <mliska@suse.cz>
22026 * tree-ssa-loop-ivopts.c (comp_cost::infinite_cost_p): New
22028 (operator+): Likewise.
22029 (operator-): Likewise.
22030 (comp_cost::operator+=): Likewise.
22031 (comp_cost::operator-=): Likewise.
22032 (comp_cost::operator/=): Likewise.
22033 (comp_cost::operator*=): Likewise.
22034 (operator<): Likewise.
22035 (operator==): Likewise.
22036 (operator<=): Likewise.
22037 (new_cost): Remove.
22038 (infinite_cost_p): Likewise.
22039 (add_costs): Likewise.
22040 (sub_costs): Likewise.
22041 (compare_costs): Likewise.
22042 (set_group_iv_cost): Use the newly introduced functions.
22043 (get_address_cost): Likewise.
22044 (get_shiftadd_cost): Likewise.
22045 (force_expr_to_var_cost): Likewise.
22046 (split_address_cost): Likewise.
22047 (ptr_difference_cost): Likewise.
22048 (difference_cost): Likewise.
22049 (get_computation_cost_at): Likewise.
22050 (determine_group_iv_cost_generic): Likewise.
22051 (determine_group_iv_cost_address): Likewise.
22052 (determine_group_iv_cost_cond): Likewise.
22053 (autoinc_possible_for_pair): Likewise.
22054 (determine_group_iv_costs): Likewise.
22055 (cheaper_cost_pair): Likewise.
22056 (iv_ca_recount_cost): Likewise.
22057 (iv_ca_set_no_cp): Likewise.
22058 (iv_ca_set_cp): Likewise.
22059 (iv_ca_cost): Likewise.
22060 (iv_ca_new): Likewise.
22061 (iv_ca_dump): Likewise.
22062 (iv_ca_narrow): Likewise.
22063 (iv_ca_prune): Likewise.
22064 (iv_ca_replace): Likewise.
22065 (try_add_cand_for): Likewise.
22066 (try_improve_iv_set): Likewise.
22067 (find_optimal_iv_set): Likewise.
22069 2016-05-26 Richard Sandiford <richard.sandiford@arm.com>
22071 * tree-ssa-loop-ivopts.c (loop_body_includes_call): Don't assume
22072 that internal functions will clobber all caller-saved registers.
22074 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
22076 * config/aarch64/aarch64.c (aarch64_case_values_threshold):
22077 Return a better case_values_threshold when optimizing.
22079 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
22081 * config/aarch64/aarch64-simd.md (aarch64_combinez):
22082 Add ? to integer variant.
22083 (aarch64_combinez_be): Likewise.
22085 2016-05-26 Jakub Jelinek <jakub@redhat.com>
22087 * config/i386/sse.md (*vcvtps2ph_store<mask_name>): Use v constraint
22088 instead of x constraint.
22089 (vcvtps2ph256<mask_name>): Likewise.
22091 * config/i386/sse.md (*ssse3_palignr<mode>_perm): Add avx512bw
22092 alternative. Formatting fix.
22094 * config/i386/sse.md
22095 (<mask_codefor>avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Rename
22097 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>): ... this.
22098 (*avx_vperm_broadcast_v4sf): Use v constraint instead of x. Use
22099 maybe_evex prefix instead of vex.
22100 (*avx_vperm_broadcast_<mode>): Use v constraint instead of x. Handle
22101 EXT_REX_SSE_REG_P (op0) case in the splitter.
22103 2016-05-25 Jeff Law <law@redhat.com>
22105 PR tree-optimization/71272
22106 * tree-ssa-threadbackward.c (convert_and_register_jump_thread_path):
22107 Update comments. Add test for empty path.
22109 2016-05-25 Bill Seurer <seurer@linux.vnet.ibm.com>
22111 * config/rs6000/altivec.h (vec_cmpne): Add #define for vec_cmpne.
22112 * config/rs6000/rs6000-builtin.def (vec_cmpne): Add vec_cmpne as a
22113 special case builtin.
22114 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
22115 code for ALTIVEC_BUILTIN_VEC_CMPNE.
22116 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
22117 for __builtin_vec_cmpne.
22119 2016-05-25 Eric Botcazou <ebotcazou@adacore.com>
22121 * tree-ssa-phiopt.c (factor_out_conditional_conversion): Remove
22122 redundant test and bail out if the type of the new operand is not
22123 a GIMPLE register type after stripping a VIEW_CONVERT_EXPR.
22125 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
22127 * config/i386/i386.opt (ix86_target_flags_explicit): Remove.
22128 (x_ix86_target_flags_explicit): Remove.
22129 * config/i386/i386.c (ix86_function_specific_save): Do not copy
22130 x_ix86_target_flags_explicit.
22131 (ix86_function_specific_restore): Ditto.
22133 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
22134 H.J. Lu <hongjiu.lu@intel.com>
22137 * common/config/i386/i386-common.c
22138 (OPTION_MASK_ISA_GENERAL_REGS_ONLY_UNSET): New.
22139 (ix86_handle_option) <case OPT_mgeneral_regs_only>: Disable
22140 MPX, MMX, SSE and x87 instructions for -mgeneral-regs-only.
22141 * config/i386/i386.opt (ix86_target_flags): Add new Variable.
22142 (-mgeneral-regs-only): Add new option.
22143 * config/i386/i386.c (ix86_option_override_internal): Don't enable
22144 x87 instructions if only general registers are allowed.
22145 (ix86_target_string): Add ix86_flags argument. Handle additional
22146 flags options through ix86_flags argument. Update all callers.
22147 * doc/invoke.texi (x86 Options): Document -mgeneral-regs-only.
22149 2016-05-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22151 PR rtl-optimization/66940
22152 * ifcvt.c (noce_get_alt_condition): Check that incrementing or
22153 decrementing desired_val will not overflow before performing these
22156 2016-05-25 Ilya Verbin <ilya.verbin@intel.com>
22158 * config/i386/i386-builtin-types.def: Add V16SI_FTYPE_V16SF,
22159 V8DF_FTYPE_V8DF_ROUND, V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND.
22160 * config/i386/i386.c (enum ix86_builtins): Add
22161 IX86_BUILTIN_CVTPS2DQ512_MASK, IX86_BUILTIN_FLOORPS512,
22162 IX86_BUILTIN_FLOORPD512, IX86_BUILTIN_CEILPS512, IX86_BUILTIN_CEILPD512,
22163 IX86_BUILTIN_TRUNCPS512, IX86_BUILTIN_TRUNCPD512,
22164 IX86_BUILTIN_CVTPS2DQ512, IX86_BUILTIN_VEC_PACK_SFIX512,
22165 IX86_BUILTIN_FLOORPS_SFIX512, IX86_BUILTIN_CEILPS_SFIX512,
22166 IX86_BUILTIN_ROUNDPS_AZ_SFIX512.
22167 (builtin_description bdesc_args): Add __builtin_ia32_floorps512,
22168 __builtin_ia32_ceilps512, __builtin_ia32_truncps512,
22169 __builtin_ia32_floorpd512, __builtin_ia32_ceilpd512,
22170 __builtin_ia32_truncpd512, __builtin_ia32_cvtps2dq512,
22171 __builtin_ia32_vec_pack_sfix512, __builtin_ia32_roundps_az_sfix512,
22172 __builtin_ia32_floorps_sfix512, __builtin_ia32_ceilps_sfix512.
22173 Change IX86_BUILTIN_CVTPS2DQ512 to IX86_BUILTIN_CVTPS2DQ512_MASK for
22174 __builtin_ia32_cvtps2dq512_mask.
22175 (ix86_expand_args_builtin): Handle V8DF_FTYPE_V8DF_ROUND,
22176 V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF.
22177 (ix86_builtin_vectorized_function): Handle builtins mentioned above.
22178 * config/i386/sse.md
22179 (<mask_codefor>avx512f_fix_notruncv16sfv16si<mask_name><round_name>):
22181 (avx512f_fix_notruncv16sfv16si<mask_name><round_name>): ... this.
22182 (<mask_codefor>avx512f_cvtpd2dq512<mask_name><round_name>): Rename
22184 (avx512f_cvtpd2dq512<mask_name><round_name>): ... this.
22185 (avx512f_vec_pack_sfix_v8df): New define_expand.
22186 (avx512f_roundpd512): Rename to ...
22187 (avx512f_round<castmode>512): ... this. Change iterator.
22188 (avx512f_roundps512_sfix): New define_expand.
22189 (round<mode>2_sfix): Change iterator.
22191 2016-05-25 Nick Clifton <nickc@redhat.com>
22193 * config/msp430/msp430.c (msp430_attr): Produce an error if a
22194 static interrupt handler is detected.
22195 * config/msp430/msp430.h (LIB_SPEC): Do not use msp430.ld as the
22196 default linker script.
22197 * config/msp430/msp430.md (movpsihi2_lo): New pattern for loading
22198 the low part of a symbolic pointer.
22200 2016-05-25 Richard Biener <rguenther@suse.de>
22202 PR tree-optimization/71261
22203 * tree-if-conv.c (ifcvt_split_def_stmt): Walk uses on the
22204 interesting stmt instead of immediate uses when looking
22205 for the use operand to replace.
22207 2016-05-25 Martin Liska <mliska@suse.cz>
22209 * ipa-inline.c (edge_badness): Use 'w/' instead of 'w'.
22211 2016-05-25 Richard Biener <rguenther@suse.de>
22213 PR tree-optimization/71264
22214 * tree-vect-stmts.c (vect_init_vector): Properly deal with
22217 2016-05-25 Martin Liska <mliska@suse.cz>
22219 PR tree-optimization/71239
22220 * tree.c (array_at_struct_end_p): Do not call operand_equal_p
22221 if DECL_SIZE is NULL.
22223 2016-05-25 Richard Biener <rguenther@suse.de>
22225 * timevar.def (TV_TREE_LOOP_IFCVT): Add.
22226 * tree-if-conv.c (pass_data_if_conversion): Use it.
22228 2016-05-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
22230 * cgraph.c (cgraph_node::get_availability): Fix typo in comment.
22231 * symtab.c (symtab_node::binds_to_current_def_p): Likewise.
22232 * varpool.c (varpool_node::get_availability): Likewise.
22234 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
22236 * config/rs6000/altivec.md (VNEG iterator): New iterator for
22237 VNEGW/VNEGD instructions.
22238 (p9_neg<mode>2): New insns for ISA 3.0 VNEGW/VNEGD.
22239 (neg<mode>2): Add expander for V2DImode added in ISA 2.07, and
22240 support for ISA 3.0 VNEGW/VNEGD instructions.
22242 2016-05-24 Cesar Philippidis <cesar@codesourcery.com>
22244 * gimplify.c (omp_notice_variable): Use zero-length arrays for data
22245 pointers inside OACC_DATA regions.
22246 (gimplify_scan_omp_clauses): Prune firstprivate clause associated
22247 with OACC_DATA, OACC_ENTER_DATA and OACC_EXIT data regions.
22248 (gimplify_adjust_omp_clauses): Fix typo in comment.
22250 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
22252 * config/rs6000/altivec.md (VParity): New mode iterator for vector
22253 parity built-in functions.
22254 (p9v_ctz<mode>2): Add support for ISA 3.0 vector count trailing
22256 (p9v_parity<mode>2): Likewise.
22257 * config/rs6000/vector.md (VEC_IP): New mode iterator for vector
22259 (ctz<mode>2): ISA 3.0 expander for vector count trailing zeros.
22260 (parity<mode>2): ISA 3.0 expander for vector parity.
22261 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_1): New macros for
22263 (BU_P9_64BIT_MISC_0): Likewise.
22264 (BU_P9_MISC_0): Likewise.
22265 (BU_P9V_AV_1): Likewise.
22266 (BU_P9V_AV_2): Likewise.
22267 (BU_P9V_AV_3): Likewise.
22268 (BU_P9V_AV_P): Likewise.
22269 (BU_P9V_VSX_1): Likewise.
22270 (BU_P9V_OVERLOAD_1): Likewise.
22271 (BU_P9V_OVERLOAD_2): Likewise.
22272 (BU_P9V_OVERLOAD_3): Likewise.
22273 (VCTZB): Add vector count trailing zeros support.
22277 (VPRTYBD): Add vector parity support.
22278 (VPRTYBQ): Likewise.
22279 (VPRTYBW): Likewise.
22280 (VCTZ): Add overloaded vector count trailing zeros support.
22281 (VPRTYB): Add overloaded vector parity support.
22282 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
22283 overloaded vector count trailing zeros and parity instructions.
22284 * config/rs6000/rs6000.md (wd mode attribute): Add V1TI and TI for
22285 vector parity support.
22286 * config/rs6000/altivec.h (vec_vctz): Add ISA 3.0 vector count
22287 trailing zeros support.
22288 (vec_cntlz): Likewise.
22289 (vec_vctzb): Likewise.
22290 (vec_vctzd): Likewise.
22291 (vec_vctzh): Likewise.
22292 (vec_vctzw): Likewise.
22293 (vec_vprtyb): Add ISA 3.0 vector parity support.
22294 (vec_vprtybd): Likewise.
22295 (vec_vprtybw): Likewise.
22296 (vec_vprtybq): Likewise.
22297 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
22298 the ISA 3.0 vector count trailing zeros and vector parity built-in
22301 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
22303 * tree-ssa-reassoc.c (sort_by_operand_rank): Skip checking gimple_bb
22304 when there is stmt_to_insert.
22306 2016-05-24 Martin Sebor <msebor@redhat.com>
22309 * tree.h (complete_or_array_type_p): New inline function.
22311 2016-05-24 Jakub Jelinek <jakub@redhat.com>
22313 * config/i386/i386.h (TARGET_AVOID_4BYTE_PREFIXES): Define.
22314 * config/i386/constraints.md (Yr): Test TARGET_AVOID_4BYTE_PREFIXES
22315 rather than X86_TUNE_AVOID_4BYTE_PREFIXES.
22317 * config/i386/sse.md (<sse4_1>_round<ssemodesuffix><avxsizesuffix>):
22318 Limit 1st alternative to noavx isa, split 2nd alternative into one
22319 noavx and one avx alternative, use *x and Bm in the former and
22320 x and m in the latter.
22322 * config/i386/sse.md (vec_set<mode>_0): Use sse4_noavx isa instead
22323 of sse4 for the first alternative, drop %v from the template
22324 and d operand modifier. Split second alternative into one sse4_noavx
22325 and one avx alternative, use *x instead of *v in the former and v
22326 instead of *v in the latter.
22327 (*sse4_1_extractps): Use noavx isa instead of * for the first
22328 alternative, drop %v from the template. Split second alternative into
22329 one noavx and one avx alternative, use *x instead of *v in the
22330 former and v instead of *v in the latter.
22331 (<vi8_sse4_1_avx2_avx512>_movntdqa): Guard the first 2 alternatives
22332 with noavx and the last one with avx.
22333 (sse4_1_phminposuw): Guard first alternative with noavx isa,
22334 split the second one into one noavx and one avx alternative,
22335 use *x and Bm in the former and x and m in the latter one.
22336 (<sse4_1>_ptest<mode>): Use noavx instead of * for the first two
22339 * config/i386/sse.md (sse4_1_<code>v8qiv8hi2<mask_name>): Limit
22340 first two alternatives to noavx, use *x instead of *v in the second
22341 one, add avx alternative without *.
22342 (sse4_1_<code>v4qiv4si2<mask_name>, sse4_1_<code>v4hiv4si2<mask_name>,
22343 sse4_1_<code>v2qiv2di2<mask_name>, sse4_1_<code>v2hiv2di2<mask_name>,
22344 sse4_1_<code>v2siv2di2<mask_name>): Likewise.
22346 2016-05-24 Jeff Law <law@redhat.com>
22348 * tree-ssa-threadbackwards.c (convert_and_register_jump_thread_path):
22349 New function, extracted from...
22350 (fsm_find_control_statement_thread_paths): Here. Use the new function.
22351 Allow simple copies and constant initializations in the SSA chain.
22353 2016-05-24 Marek Polacek <polacek@redhat.com>
22356 * gimplify.c (gimplify_switch_expr): Look into the innermost lexical
22359 2016-05-24 Jakub Jelinek <jakub@redhat.com>
22362 * tree-vect-stmts.c (vectorizable_simd_clone_call): Handle
22363 SIMD_CLONE_ARG_TYPE_LINEAR_REF_CONSTANT_STEP like
22364 SIMD_CLONE_ARG_TYPE_LINEAR_CONSTANT_STEP. Add
22365 SIMD_CLONE_ARG_TYPE_LINEAR_VAL_CONSTANT_STEP and
22366 SIMD_CLONE_ARG_TYPE_LINEAR_UVAL_CONSTANT_STEP cases explicitly.
22368 2016-05-24 Richard Biener <rguenther@suse.de>
22370 PR tree-optimization/71240
22371 * tree-ssa-math-opts.c (init_symbolic_number): Verify the source
22374 2016-05-24 Richard Biener <rguenther@suse.de>
22376 PR tree-optimization/71230
22377 * tree-ssa-reassoc.c (zero_one_operation): Handle negate special ops.
22379 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
22381 * tree-vectorizer.h (vectorizable_comparison): Delete.
22382 * tree-vect-loop.c (vectorizable_reduction): Remove redundant
22383 PURE_SLP_STMT check.
22384 * tree-vect-stmts.c (vectorizable_call): Likewise.
22385 (vectorizable_simd_clone_call): Likewise.
22386 (vectorizable_conversion): Likewise.
22387 (vectorizable_assignment): Likewise.
22388 (vectorizable_shift): Likewise.
22389 (vectorizable_operation): Likewise.
22390 (vectorizable_load): Likewise.
22391 (vectorizable_condition): Likewise.
22392 (vectorizable_store): Likewise. Assert that we don't have
22394 (vectorizable_comparison): Make static. Remove redundant
22395 PURE_SLP_STMT check.
22396 (vect_transform_stmt): Assert that we always have an slp_node
22399 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22401 * config/arm/neon.md (ashldi3_neon): Replace comparison of INTVAL of
22402 operands[2] against 1 with comparison against CONST1_RTX.
22403 (<shift>di3_neon): Likewise.
22404 * config/arm/predicates.md (const0_operand): Replace with comparison
22405 against CONST0_RTX.
22407 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22409 * config/arm/arm.md (ashldi3): Replace comparison of INTVAL of
22410 operands[2] against 1 with comparison against CONST1_RTX.
22411 (ashrdi3): Likewise.
22412 (lshrdi3): Likewise.
22413 (ashlsi3): Replace cast of INTVAL to unsigned HOST_WIDE_INT with
22415 (ashrsi3): Likewise.
22416 (lshrsi3): Likewise.
22417 (rotrsi3): Likewise.
22418 (define_split above *compareqi_eq0): Likewise.
22419 (define_split above "prologue"): Likewise.
22420 * config/arm/arm.c (thumb1_size_rtx_costs): Likewise.
22421 * config/arm/predicates.md (shift_operator): Likewise.
22422 (shift_nomul_operator): Likewise.
22423 (sat_shift_operator): Likewise.
22424 (thumb1_cmp_operand): Likewise.
22425 (const_neon_scalar_shift_amount_operand): Replace manual range
22426 check with IN_RANGE.
22427 * config/arm/thumb1.md (define_peephole2 above *thumb_subdi3):
22428 Replace cast of INTVAL to unsigned HOST_WIDE_INT with UINTVAL.
22430 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22432 * config/arm/arm.md (andsi3): Replace cast of 1 to HOST_WIDE_INT
22433 with HOST_WIDE_INT_1.
22435 * config/arm/arm.c (optimal_immediate_sequence): Replace cast of
22436 1 to unsigned HOST_WIDE_INT with HOST_WIDE_INT_1U.
22437 (arm_canonicalize_comparison): Likewise.
22438 (thumb1_rtx_costs): Replace cast of 1 to HOST_WIDE_INT with
22440 (thumb1_size_rtx_costs): Likewise.
22441 (vfp_const_double_index): Replace cast of 1 to unsigned
22442 HOST_WIDE_INT with HOST_WIDE_INT_1U.
22443 (get_jump_table_size): Replace cast of 1 to HOST_WIDE_INT with
22445 (arm_asan_shadow_offset): Replace cast of 1 to unsigned
22446 HOST_WIDE_INT with HOST_WIDE_INT_1U.
22447 * config/arm/neon.md (vec_set<mode>): Replace cast of 1 to
22448 HOST_WIDE_INT with HOST_WIDE_INT_1.
22450 2016-05-24 Marek Polacek <polacek@redhat.com>
22452 * tree-cfg.h (should_remove_lhs_p): New predicate.
22453 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Use it.
22454 * gimplify.c (gimplify_modify_expr): Likewise.
22455 * tree-cfg.c (verify_gimple_call): Likewise.
22456 * tree-cfgcleanup.c (fixup_noreturn_call): Likewise.
22457 * gimple-fold.c: Include "tree-cfg.h".
22458 (gimple_fold_call): Use should_remove_lhs_p.
22460 2016-05-24 Richard Biener <rguenther@suse.de>
22462 PR tree-optimization/71253
22463 * cfganal.h (control_dependences): Make robust against edge
22465 (control_dependences::control_dependences): Remove edge_list argument.
22466 (control_dependences::get_edge): Remove.
22467 (control_dependences::get_edge_src): Add.
22468 (control_dependences::get_edge_dest): Likewise.
22469 (control_dependences::m_el): Make a vector of edge src/dest index.
22470 * cfganal.c (control_dependences::find_control_dependence): Adjust.
22471 (control_dependences::control_dependences): Likewise.
22472 (control_dependences::~control_dependence): Likewise.
22473 (control_dependences::get_edge): Remove.
22474 (control_dependences::get_edge_src): Add.
22475 (control_dependences::get_edge_dest): Likewise.
22476 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Use
22478 (perform_tree_ssa_dce): Adjust.
22479 * tree-loop-distribution.c (create_edge_for_control_dependence): Use
22481 (pass_loop_distribution::execute): Adjust. Do loop destroying
22482 conditional on changed.
22484 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22487 * config/arm/arm.c (gen_operands_ldrd_strd): Remove bogus early
22488 return. Reindent transformation comment and mention the ARM state
22491 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
22493 PR middle-end/71252
22494 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Add stmt_to_insert
22495 after build_and_add_sum creates new use stmt.
22497 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
22499 * tree-vect-stmts.c (vectorizable_load): Reorder checks so that
22500 load_lanes/grouped_load classification comes first. Don't check
22501 whether the vectorization factor is a multiple of the group size
22504 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
22506 * tree-vect-data-refs.c (vect_analyze_group_access_1): Set
22507 GROUP_GAP for single-element interleaving.
22508 * tree-vect-stmts.c (vectorizable_load): Remove force_peeling
22511 2016-05-24 Richard Biener <rguenther@suse.de>
22513 PR middle-end/70434
22515 * tree-ssa.c (non_rewritable_mem_ref_base): Make sure to mark
22516 bases which are accessed with non-invariant indices.
22517 * gimple-fold.c (maybe_canonicalize_mem_ref_addr): Re-write
22518 constant index ARRAY_REFs of vectors into BIT_FIELD_REFs.
22520 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
22522 PR middle-end/71170
22523 * tree-ssa-reassoc.c (struct operand_entry): Add field stmt_to_insert.
22524 (add_to_ops_vec): Add stmt_to_insert.
22525 (add_repeat_to_ops_vec): Init stmt_to_insert.
22526 (insert_stmt_before_use): New.
22527 (transform_add_to_multiply): Remove mult_stmt insertion and add it
22529 (get_ops): Init stmt_to_insert.
22530 (maybe_optimize_range_tests): Likewise.
22531 (rewrite_expr_tree): Insert stmt_to_insert before use stmt.
22532 (rewrite_expr_tree_parallel): Likewise.
22533 (reassociate_bb): Likewise.
22535 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
22538 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal): Drop
22539 ISA 3.0 xxperm fusion alternative.
22540 (altivec_vperm_v8hiv16qi): Likewise.
22541 (altivec_vperm_<mode>_uns_internal): Likewise.
22542 (vperm_v8hiv4si): Likewise.
22543 (vperm_v16qiv8hi): Likewise.
22545 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
22546 Kelvin Nilsen <kelvin@gcc.gnu.org>
22548 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Generate
22549 vpermr/xxpermr on ISA 3.0.
22550 (altivec_expand_vec_perm_le): Likewise.
22551 * config/rs6000/altivec.md (UNSPEC_VPERMR): New unspec.
22552 (altivec_vpermr_<mode>_internal): Add VPERMR/XXPERMR support for
22555 2016-05-23 Uros Bizjak <ubizjak@gmail.com>
22557 * config/i386/i386.h (IS_STACK_MODE): Enable for
22558 TARGET_MIX_SSE_I387. Rewrite using X87_FLOAT_MODE_P and
22559 SSE_FLOAT_MODE_P macros.
22560 * config/i386/i386.c (ix86_preferred_reload_class): Use
22561 IS_STACK_MODE, INTEGER_CLASS_P, FLOAT_CLASS_P and Q_CLASS_P macros.
22562 Cleanup regclass processing for CONST_DOUBLE_P.
22563 (ix86_preferred_output_reload_class): Use IS_STACK_MODE macro.
22564 (ix86_rtx_costs): Remove redundant TARGET_80387 check
22565 with IS_STACK_MODE macro.
22566 * config/i386/i386.md: Replace SSE_FLOAT_MODE_P (DFmode)
22568 (*movdf_internal): Use IS_STACK_MODE macro.
22569 (*movsf_internal): Ditto.
22571 2016-05-23 Marc Glisse <marc.glisse@inria.fr>
22573 * match.pd (a * (1 << b), ~x & ~y, ~X ^ ~Y, (X ^ Y) ^ Y, ~ (-A),
22574 ~ (A - 1), ~(~X >> Y), ~(~X >>r Y)): Relax constraints.
22576 2016-05-23 Jeff Law <law@redhat.com>
22578 * tree-ssa-threadbackward.c (profitable_jump_thread_path): New function
22580 (fsm_find_control_statement_thread_paths): Call it.
22582 2016-05-23 Martin Jambor <mjambor@suse.cz>
22585 * ipa-cp.c (ipa_get_indirect_edge_target_1): Only check value of
22586 from_global_constant if t is not NULL.
22588 2016-05-23 Marek Polacek <polacek@redhat.com>
22591 * common.opt (Wswitch-unreachable): New option.
22592 * doc/invoke.texi: Document -Wswitch-unreachable.
22593 * gimplify.c (gimplify_switch_expr): Implement the -Wswitch-unreachable
22596 2016-05-23 Bin Cheng <bin.cheng@arm.com>
22598 * tree-ssa-address.c (copy_ref_info): Check NULL TMR_STEP when
22599 TMR_INDEX is non-NULL.
22601 2016-05-23 Richard Biener <rguenther@suse.de>
22603 PR tree-optimization/71230
22604 * tree-ssa-reassoc.c (acceptable_pow_call): Move initial condition...
22605 (try_special_add_to_ops): ... here. Always test for single-use.
22607 2016-05-23 Martin Jambor <mjambor@suse.cz>
22609 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Create an empty
22610 default block if a PHI node in the original one would be resized.
22612 2016-05-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
22614 PR tree-optimization/58135
22615 * tree-vect-slp.c: When group size is not multiple
22616 of vector size, allow splitting of store group at
22619 2016-05-23 Christophe Lyon <christophe.lyon@linaro.org>
22621 * config/arm/arm_neon.h (vtst_p16, vtstq_p16): New.
22623 2016-05-22 Jakub Jelinek <jakub@redhat.com>
22625 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
22626 vec_set_hi_<mode><mask_name>): Add && <mask_avx512dq_condition>
22627 condition. For !TARGET_AVX512DQ, emit 32x4 instruction instead
22630 * config/i386/sse.md (vec_set_lo_v16hi, vec_set_hi_v16hi,
22631 vec_set_lo_v32qi, vec_set_hi_v32qi): Add alternative with
22632 v constraint instead of x and vinserti32x4 insn.
22634 * config/i386/sse.md (i128vldq): New mode iterator.
22635 (avx2_vbroadcasti128_<mode>, avx_vbroadcastf128_<mode>): Add
22636 avx512dq and avx512vl alternatives.
22638 * config/i386/sse.md (avx2_vec_dupv4df): Use v instead of x
22639 constraint, use maybe_evex prefix instead of vex.
22640 (vec_dupv4sf): Use v constraint instead of x for output
22641 operand except for noavx alternative, use Yv constraint
22642 instead of x for input. Use maybe_evex prefix instead of vex.
22643 (*vec_dupv4si): Likewise.
22644 (*vec_dupv2di): Likewise.
22646 2016-05-22 Kugan Vivekanandarajah <kuganv@linaro.org>
22648 PR middle-end/40921
22649 * tree-ssa-reassoc.c (try_special_add_to_ops): New.
22650 (linearize_expr_tree): Call try_special_add_to_ops.
22651 (reassociate_bb): Convert MULT_EXPR by (-1) to NEGATE_EXPR.
22653 2016-05-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
22655 * config/avr/avr.c (avr_expand_prologue): Add INCOMING_FRAME_SP_OFFSET
22656 to computed stack_usage.
22658 2016-05-21 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
22661 * config/avr/avr.md (define_expand "mov<mode>"): If the source
22662 operand is subreg (symbol_ref) then move the symbol ref to register.
22664 2016-05-21 Jan Hubicka <hubicka@ucw.cz>
22666 * tree.c (array_at_struct_end_p): Look through MEM_REF.
22668 2016-05-21 Kugan Vivekanandarajah <kuganv@linaro.org>
22670 PR middle-end/71179
22671 * tree-ssa-reassoc.c (transform_add_to_multiply): Disallow float
22674 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
22676 * tree-vrp.c (compare_values_warnv): Simplify handling of symbolic
22677 ranges by calling get_single_symbol and tidy up. Look more closely
22678 into NAME + CST1 vs CST2 comparisons if type overflow is undefined.
22680 2016-05-20 Jeff Law <law@redhat.com>
22682 * bitmap.c (bitmap_find_bit): Remove useless test.
22684 2016-05-20 Segher Boessenkool <segher@kernel.crashing.org>
22686 * function.c (thread_prologue_and_epilogue_insns): Commit the
22687 insertion of the epilogue.
22689 2016-05-20 Martin Jambor <mjambor@suse.cz>
22691 PR tree-optimization/70884
22692 * tree-sra.c (initialize_constant_pool_replacements): Do not check
22693 should_scalarize_away_bitmap and cannot_scalarize_away_bitmap bits.
22694 (sort_and_splice_var_accesses): Do not consider multiple scalar reads
22695 of constant pool data as a reason for scalarization.
22697 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
22699 * config/arm/arm.c (arm_expand_prologue): Set the stack usage to 0
22700 for naked functions.
22701 (thumb1_expand_prologue): Likewise.
22703 2016-05-20 Nathan Sidwell <nathan@acm.org>
22705 * config/nvptx/nptx.c (nvptx_option_override): Only set
22706 flag_toplevel_reorder, if not explicitly specified. Set
22707 flag_no_common, unless explicitly specified.
22709 2016-05-20 David Malcolm <dmalcolm@redhat.com>
22711 * calls.c (can_implement_as_sibling_call_p): Mark param
22712 reg_parm_stack_space with ATTRIBUTE_UNUSED.
22714 2016-05-20 Uros Bizjak <ubizjak@gmail.com>
22716 * config/i386/i386.c (ix86_rtx_costs) <case CONST_DOUBLE>:
22717 Use IS_STACK_MODE when calculating cost of standard 80387 constants.
22718 Fallthru to CONST_VECTOR case to calculate cost of standard SSE
22720 <case CONST_WIDE_INT>: Calculate cost of (MEM (SYMBOL_REF)).
22721 (ix86_legitimate_constant_p): Use CASE_CONST_SCALAR_INT
22722 and CASE_CONST_ANY.
22724 2016-05-20 Cesar Philippidis <cesar@codesourcery.com>
22726 * config/nvptx/nvptx.md (sincossf3): New pattern.
22728 2016-05-20 David Malcolm <dmalcolm@redhat.com>
22730 * calls.c (maybe_complain_about_tail_call): New function.
22731 (initialize_argument_information): Call
22732 maybe_complain_about_tail_call when clearing *may_tailcall.
22733 (can_implement_as_sibling_call_p): Call
22734 maybe_complain_about_tail_call when returning false.
22735 (expand_call): Read CALL_EXPR_MUST_TAIL_CALL and, if set,
22736 ensure try_tail_call is set. Call maybe_complain_about_tail_call
22737 if tail-call optimization fails.
22738 * cfgexpand.c (expand_call_stmt): Initialize
22739 CALL_EXPR_MUST_TAIL_CALL from gimple_call_must_tail_p.
22740 * gimple-pretty-print.c (dump_gimple_call): Dump
22741 gimple_call_must_tail_p.
22742 * gimple.c (gimple_build_call_from_tree): Call
22743 gimple_call_set_must_tail with the value of
22744 CALL_EXPR_MUST_TAIL_CALL.
22745 * gimple.h (enum gf_mask): Add GF_CALL_MUST_TAIL_CALL.
22746 (gimple_call_set_must_tail): New function.
22747 (gimple_call_must_tail_p): New function.
22748 * print-tree.c (print_node): Update printing of TREE_STATIC
22749 to reflect its use for CALL_EXPR_MUST_TAIL_CALL.
22750 * tree-core.h (struct tree_base): Add MUST_TAIL_CALL to the
22751 trailing comment listing applicable flags.
22752 * tree.h (CALL_EXPR_MUST_TAIL_CALL): New macro.
22754 2016-05-20 David Malcolm <dmalcolm@redhat.com>
22756 * calls.c (expand_call): Move "Rest of purposes for tail call
22757 optimizations to fail" to...
22758 (can_implement_as_sibling_call_p): ...this new function, and
22759 split into multiple "if" statements.
22761 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
22763 * cfgloop.h (expected_loop_iterations_unbounded,
22764 expected_loop_iterations): Unconstify.
22765 * cfgloopanal.c (expected_loop_iterations_unbounded): Sanity check the
22766 profile with known upper bound; return 3 when profile is absent.
22767 (expected_loop_iterations): Update.
22769 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
22771 * loop-doloop.c (doloop_optimize): Use get_estimated_loop_iterations_int
22772 and get_max_loop_iterations_int.
22774 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
22776 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can not produce
22777 realistic upper bounds here.
22779 2016-05-20 Jakub Jelinek <jakub@redhat.com>
22782 * gimple-fold.c (gimple_fold_call): Do not remove lhs of noreturn
22783 calls if the LHS is variable length or has addressable type.
22784 If targets[0]->decl is a noreturn call with void return type and
22785 zero arguments, adjust fntype and remove lhs in that case.
22787 2016-05-20 Marc Glisse <marc.glisse@inria.fr>
22789 PR tree-optimization/71079
22790 PR tree-optimization/71206
22791 * match.pd ((X ^ Y) ^ (X ^ Z)): Convert the arguments.
22793 2016-05-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
22795 * tree-vectorizer.c (get_vec_alignment_for_decl): New static function.
22796 (get_vec_alignment_for_array_decl): Likewise.
22797 (get_vec_alignment_for_record_decl): Likewise.
22798 (increase_alignment::execute): Move code to find alignment to
22799 get_vec_alignment_for_array_decl and call get_vec_alignment_for_decl.
22800 (type_align_map): New hash_map.
22802 2016-05-20 Richard Guenther <rguenther@suse.de>
22804 PR tree-optimization/29756
22805 * tree.def (BIT_INSERT_EXPR): New tcc_expression tree code.
22806 * expr.c (expand_expr_real_2): Handle BIT_INSERT_EXPR.
22807 * fold-const.c (operand_equal_p): Likewise.
22808 (fold_ternary_loc): Add constant folding of BIT_INSERT_EXPR.
22809 * gimplify.c (gimplify_expr): Handle BIT_INSERT_EXPR.
22810 * tree-inline.c (estimate_operator_cost): Likewise.
22811 * tree-pretty-print.c (dump_generic_node): Likewise.
22812 * tree-ssa-operands.c (get_expr_operands): Likewise.
22813 * cfgexpand.c (expand_debug_expr): Likewise.
22814 * gimple-pretty-print.c (dump_ternary_rhs): Likewise.
22815 * gimple.c (get_gimple_rhs_num_ops): Handle BIT_INSERT_EXPR.
22816 * tree-cfg.c (verify_gimple_assign_ternary): Verify BIT_INSERT_EXPR.
22817 * tree-ssa.c (non_rewritable_lvalue_p): We can rewrite
22818 vector inserts using BIT_FIELD_REF or MEM_REF on the lhs.
22819 (execute_update_addresses_taken): Do it.
22821 2016-05-20 Richard Biener <rguenther@suse.de>
22823 PR tree-optimization/71185
22824 * tree-ssa-loop-prefetch.c (gather_memory_references): Drop
22825 register operations.
22827 2016-05-20 Richard Biener <rguenther@suse.de>
22829 * tree-if-conv.c (add_bb_predicate_gimplified_stmts): Use
22830 gimple_seq_add_seq_without_update.
22831 (release_bb_predicate): Assert we have no operands to free.
22832 (if_convertible_loop_p_1): Calculate post dominators later.
22833 Do not free BB predicates here.
22834 (combine_blocks): Do not recompute BB predicates.
22835 (version_loop_for_if_conversion): Save BB predicates around
22838 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
22840 * function.c (make_epilogue_seq): Remove epilogue_end parameter.
22841 (thread_prologue_and_epilogue_insns): Remove bb_flags. Restructure
22842 code. Ignore sibcalls on EDGE_IGNORE edges.
22843 * shrink-wrap.c (handle_simple_exit): New function. Set EDGE_IGNORE
22844 on edges for sibcalls that run without prologue. The rest of the
22845 function is combined from...
22846 (fix_fake_fallthrough_edge): ... this, and ...
22847 (try_shrink_wrapping): ... a part of this. Remove the bb_with
22848 function argument, make it a local variable.
22850 2016-05-19 Sandra Loosemore <sandra@codesourcery.com>
22852 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Allow
22853 --disable-sjlj-exceptions for TARGET_BI_ARCH to select DWARF-2 EH
22854 for 32-bit mode and SEH for 64-bit.
22855 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): Handle
22856 TARGET_64BIT_DEFAULT.
22858 2016-05-19 Ryan Burn <contact@rnburn.com>
22860 * Makefile.in (GTFILES): Add cilk.h and cilk-common.c.
22861 * gengtype.c (open_base_files): Add cilk.h to ifiles.
22863 2016-05-19 Uros Bizjak <ubizjak@gmail.com>
22865 * sched-deps.c (sched_analyze_2) <case TRAP_IF>: Also
22866 force pending loads from memory.
22868 2016-05-19 Kelvin Nilsen <kelvin@gcc.gnu.org>
22870 * config/rs6000/altivec.md (UNSPEC_DARN): New unspec constant.
22871 (UNSPEC_DARN_32): New unspec constant.
22872 (UNSPEC_DARN_RAW): New unspec constant.
22873 (darn_32): New instruction.
22874 (darn_raw): New instruction.
22875 (darn): New instruction.
22876 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_0): Add
22877 support and documentation for this macro.
22878 (BU_P9_MISC_1): New macro definition.
22879 (BU_P9_64BIT_MISC_0): New macro definition.
22880 (BU_P9_MISC_0): New macro definition.
22881 (darn_32): New builtin definition.
22882 (darn_raw): New builtin definition.
22883 (darn): New builtin definition.
22884 * config/rs6000/rs6000.c: Add #define RS6000_BUILTIN_0 and #undef
22885 RS6000_BUILTIN_0 directives to surround each occurrence of
22886 #include "rs6000-builtin.def".
22887 (rs6000_builtin_mask_calculate): Add in the RS6000_BTM_MODULO and
22888 RS6000_BTM_64BIT flags to the returned mask, depending on
22890 (def_builtin): Correct an error in the assignments made to the
22891 debugging variable attr_string.
22892 (rs6000_expand_builtin): Add support for no-operand built-in
22894 (builtin_function_type): Remove fatal_error assertion that is no
22896 (rs6000_common_init_builtins): Add support for no-operand built-in
22898 * config/rs6000/rs6000.h (RS6000_BTM_MODULO): New macro
22900 (RS6000_BTM_PURE): Enhance comment to clarify intent of this flag
22902 (RS6000_BTM_64BIT): New macro definition.
22903 * doc/extend.texi: Document __builtin_darn (void),
22904 __builtin_darn_raw (void), and __builtin_darn_32 (void) built-in
22907 2016-05-19 Jan Hubicka <hubicka@ucw.cz>
22909 * tree-vect-loop.c (vect_analyze_loop_2): Use also
22910 max_loop_iterations_int.
22912 2016-05-19 Marek Polacek <polacek@redhat.com>
22914 PR tree-optimization/71031
22915 * tree-vrp.c (extract_range_from_binary_expr_1): Turn assert into a
22916 condition and adjust the code a bit.
22918 2016-05-19 Martin Liska <mliska@suse.cz>
22920 * tree-vect-stmts.c (vectorizable_simd_clone_call): Utilize
22921 auto_vec instead of vec.
22923 2016-05-19 Martin Liska <mliska@suse.cz>
22925 * tree-parloops.c (oacc_entry_exit_ok): Release a vector.
22927 2016-05-19 Martin Liska <mliska@suse.cz>
22929 * tree-if-conv.c (ifcvt_repair_bool_pattern): Utilize auto_vecs.
22931 2016-05-19 Martin Liska <mliska@suse.cz>
22933 * ipa-pure-const.c (set_function_state): Remove an existing
22935 (remove_node_data): Do not free it as it's released
22936 in set_function_state.
22938 2016-05-19 Martin Liska <mliska@suse.cz>
22940 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Release
22943 2016-05-19 Martin Liska <mliska@suse.cz>
22945 * omp-simd-clone.c (simd_clone_adjust): Release vector.
22947 2016-05-19 Martin Liska <mliska@suse.cz>
22949 * tree-ssa-reassoc.c (eliminate_duplicate_pair): Truncate
22950 an auto_vec instead of re-creating it.
22952 2016-05-19 Martin Liska <mliska@suse.cz>
22954 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Use
22955 auto_vec instead of vec.
22957 2016-05-19 Martin Liska <mliska@suse.cz>
22959 * lto-section-in.c (lto_get_section_data): Call
22960 lto_check_version with additional argument.
22961 * lto-streamer.c (lto_check_version): Add new argument.
22962 * lto-streamer.h (lto_check_version): Likewise.
22964 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22966 * config/arm/arm.c (arm_new_rtx_costs, SIGN_EXTEND case):
22967 Don't add cost of inner memory when handling sign-extended loads.
22969 2016-05-19 Ilya Enkovich <ilya.enkovich@intel.com>
22971 PR rtl-optimization/71148
22972 * cse.c (cse_main): Free dominance info.
22973 (rest_of_handle_cse): Don't free dominance info.
22974 (rest_of_handle_cse2): Likewise.
22975 (rest_of_handle_cse_after_global_opts): Likewise.
22977 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22980 * config/arm/arm-builtins.c (arm_builtin_vectorized_function): Return
22981 NULL_TREE early if NEON is not available. Remove now redundant check
22982 in ARM_CHECK_BUILTIN_MODE.
22984 2016-05-19 Maxim Ostapenko <m.ostapenko@samsung.com>
22987 * cppbuiltin.c (define_builtin_macros_for_compilation_flags): Add new
22988 builtin __SANITIZE_THREAD__ macros for fsanitize=thread switch.
22989 * doc/cpp.texi: Document new macros.
22991 2016-05-19 Bin Cheng <bin.cheng@arm.com>
22993 PR tree-optimization/69848
22994 * tree-vect-loop.c (vectorizable_reduction): Don't factor
22995 comparison expr out of VEC_COND_EXPR for COND_REDUCTION.
22997 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
22999 * function.c (thread_prologue_and_epilogue_insn): Move the
23000 "goto epilogue_done" one block later.
23002 2016-05-19 Richard Biener <rguenther@suse.de>
23004 PR tree-optimization/70729
23005 * passes.def: Move LIM pass before PRE. Remove no longer
23006 required copyprop and move first DCE out of the loop pipeline.
23008 2016-05-18 David Malcolm <dmalcolm@redhat.com>
23011 * Makefile.in (GCC_OBJS): Move spellcheck.o to...
23012 (OBJS-libcommon-target): ...here.
23013 * opts-common.c: Include spellcheck.h.
23014 (cmdline_handle_error): Build a vec of valid options and use it
23015 to suggest provide hints for misspelled arguments.
23017 2016-05-18 Jakub Jelinek <jakub@redhat.com>
23020 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Don't drop
23021 lhs if it has TREE_ADDRESSABLE type.
23023 2016-05-18 Uros Bizjak <ubizjak@gmail.com>
23026 * config/alpha/alpha.md (trap): Add (use (reg:DI 29)).
23027 (*exception_receiver_1): Return "#" for TARGET_EXPLICIT_RELOCS.
23029 2016-05-18 Martin Jambor <mjambor@suse.cz>
23032 * ipa-cp.c (ipa_get_jf_pass_through_result): Allow non-ip constant
23033 input for NOP_EXPR pass-through functions.
23034 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Allow
23035 aggregate global constant VAR_DECLs in constant jump functions.
23037 2016-05-18 Martin Jambor <mjambor@suse.cz>
23040 * ipa-prop.c (parm_preserved_before_stmt_p): Return true for loads
23041 from TREE_READONLY parameters.
23043 2016-05-18 Martin Jambor <mjambor@suse.cz>
23046 * cgraph.h (cgraph_indirect_call_info): New field
23047 guaranteed_unmodified.
23048 * ipa-cp.c (ipa_get_indirect_edge_target_1): Also pass parameter value
23049 to ipa_find_agg_cst_for_param, check guaranteed_unmodified when
23051 * ipa-inline-analysis.c (evaluate_conditions_for_known_args): Also
23052 pass the parameter value to ipa_find_agg_cst_for_param.
23053 * ipa-prop.c (ipa_load_from_parm_agg): New parameter
23054 guaranteed_unmodified, store AA results there instead of bailing out
23056 (ipa_note_param_call): Also initialize guaranteed_unmodified flag.
23057 (ipa_analyze_indirect_call_uses): Also set guaranteed_unmodified flag.
23058 (find_constructor_constant_at_offset): New function.
23059 (ipa_find_agg_cst_from_init): Likewise.
23060 (ipa_find_agg_cst_for_param): Also seearch for aggregate values in
23061 static initializers of contants, report back through a new paameter
23062 from_global_constant if that was the case.
23063 (try_make_edge_direct_simple_call): Also pass parameter value to
23064 ipa_find_agg_cst_for_param, check guaranteed_unmodified when
23066 (ipa_write_indirect_edge_info): Stream new flag guaranteed_unmodified.
23067 (ipa_read_indirect_edge_info): Likewise.
23068 * ipa-prop.h (ipa_find_agg_cst_for_param): Update declaration.
23069 (ipa_load_from_parm_agg): Likewise.
23071 2016-05-18 Jiong Wang <jiong.wang@arm.com>
23073 PR rtl-optimization/71150
23074 * lra-constraint (process_addr_reg): Guard "in_class_p" with REG_P
23077 2016-05-18 Michael Meissner <meissner@linux.vnet.ibm.com>
23080 * config/rs6000/constraints.md (wE constraint): New constraint
23081 for a vector constant that can be loaded with XXSPLTIB.
23082 (wM constraint): New constraint for a vector constant of a 1's.
23083 (wS constraint): New constraint for a vector constant that can be
23084 loaded with XXSPLTIB and a vector sign extend instruction.
23085 * config/rs6000/predicates.md (xxspltib_constant_split): New
23086 predicates for wE/wS constraints.
23087 (xxspltib_constant_nosplit): Likewise.
23088 (easy_vector_constant): Add support for constants that can be
23089 loaded via XXSPLTIB.
23090 (all_ones_constant): New predicate for vector constant with all
23092 (splat_input_operand): Add support for ISA 3.0 word splat operations.
23093 * config/rs6000/rs6000.c (xxspltib_constant_p): New function to
23094 return if a constant can be loaded with the ISA 3.0 XXSPLTIB
23095 instruction and possibly with a sign extension.
23096 (output_vec_const_move): Add support for XXSPLTIB. If we are
23097 loading up 0/-1 into Altivec registers, prefer using VSPLTISW
23098 instead of XXLXOR/XXLORC.
23099 (rs6000_expand_vector_init): Add support for ISA 3.0 word splat
23101 (rs6000_legitimize_reload_address): Likewise.
23102 (rs6000_output_move_128bit): Use output_vec_const_move to emit
23104 * config/rs6000/vsx.md (VSX_M): Add TImode (if -mvsx-timode) and
23105 combine VSX_M and VSX_M2 into one iterator.
23106 (VSX_M2): Likewise.
23107 (VSINT_84): New iterators for loading constants with XXSPLTIB.
23108 (VSINT_842): Likewise.
23109 (UNSPEC_VSX_SIGN_EXTEND): New UNSPEC.
23110 (xxspltib_v16qi): New insns to load up constants with the ISA 3.0
23111 XXSPLTIB instruction.
23112 (xxspltib_<mode>_nosplit): Likewise.
23113 (xxspltib_<mode>_split): New insn to load up constants with
23114 XXSPLTIB and a sign extend instruction.
23115 (vsx_mov<mode>): Replace single move that handled all vector types
23116 with separate 32-bit and 64-bit moves. Combine the movti_<bit>
23117 moves (when -mvsx-timode is in effect) into the main vector
23118 moves. Eliminate separate moves for <VSr> <VSa>, where the
23119 preferred register class (<VSr>) is listed first, and the
23120 secondary register class (<VSa>) is listed second with a '?' to
23121 discourage use. Prefer loading 0/-1 in any VSX register for ISA
23122 3.0, and Altivec registers for ISA 2.06/2.07 (PR target/70915) so
23123 that if the register was involved in a slow operation, the
23124 clear/set operation does not wait for the slow operation to
23125 finish. Adjust the length attributes for 32-bit mode. Use
23126 rs6000_output_move_128bit and drop the use of the string
23127 instructions for 32-bit movti when -mvsx-timode is in effect. Use
23128 spacing so that the alternatives and attributes don't generate
23129 long lines, and put things in columns, so that it is easier to
23130 match up the operands and attributes with the insn alternatives.
23131 (vsx_mov<mode>_64bit): Likewise.
23132 (vsx_mov<mode>_32bit): Likewise.
23133 (vsx_movti_64bit): Fold movti into normal vector moves.
23134 (vsx_movti_32bit): Likewise.
23135 (vsx_splat_<mode>, V4SI/V4SF modes): Add support for ISA 3.0 word
23136 splat instructions.
23137 (vsx_splat_v4si_internal): Likewise.
23138 (vsx_splat_v4sf_internal): Likewise.
23139 (vector fusion peepholes): Use VSX_M instead of VSX_M2.
23140 (vsx_sign_extend_qi_<mode>): New ISA 3.0 instructions to sign
23141 extend vector elements.
23142 (vsx_sign_extend_hi_<mode>): Likewise.
23143 (vsx_sign_extend_si_v2di): Likewise.
23144 * config/rs6000/rs6000-protos.h (xxspltib_constant_p): Add
23146 * doc/md.texi (PowerPC constraints): Document the wE, wM, and wS
23147 constraints. Add trailing period to wL documentation.
23149 2016-05-18 Richard Sandiford <richard.sandiford@arm.com>
23151 PR middle-end/71020
23152 * tree-dfa.h (replace_abnormal_ssa_names): Declare.
23153 * tree-dfa.c (replace_abnormal_ssa_names): New function.
23154 * tree-call-cdce.c: Include tree-dfa.h.
23155 (can_guard_call_p): New function, extracted from...
23156 (can_use_internal_fn): ...here.
23157 (shrink_wrap_one_built_in_call_with_conds): Remove failure path
23159 (shrink_wrap_one_built_in_call): Likewise.
23160 (use_internal_fn): Likewise.
23161 (shrink_wrap_conditional_dead_built_in_calls): Update accordingly
23162 and return void. Call replace_abnormal_ssa_names.
23163 (pass_call_cdce::execute): Check can_guard_call_p during the
23164 initial walk. Assume shrink_wrap_conditional_dead_built_in_calls
23165 will always change something.
23167 2016-05-18 Martin Jambor <mjambor@suse.cz>
23170 * ipa-prop.c (determine_locally_known_aggregate_parts): Bail out early
23171 if parameter PARAM_IPA_MAX_AGG_ITEMS is zero.
23173 2016-05-18 Martin Jambor <mjambor@suse.cz>
23176 * ipa-inline.h (condition): New field size.
23177 * ipa-inline-analysis.c (add_condition): New parameter SIZE, use it
23178 for comaprison and store it into the new condition.
23179 (evaluate_conditions_for_known_args): Use condition size to check
23180 access sizes for all but CHANGED conditions.
23181 (unmodified_parm_1): New parameter size_p, store access size into it.
23182 (unmodified_parm): Likewise.
23183 (unmodified_parm_or_parm_agg_item): Likewise.
23184 (eliminated_by_inlining_prob): Pass NULL to unmodified_parm as size_p.
23185 (set_cond_stmt_execution_predicate): Extract access sizes and store
23186 them to conditions.
23187 (set_switch_stmt_execution_predicate): Likewise.
23188 (will_be_nonconstant_expr_predicate): Likewise.
23189 (will_be_nonconstant_predicate): Likewise.
23190 (inline_read_section): Stream condition size.
23191 (inline_write_summary): Likewise.
23193 2016-05-18 Richard Biener <rguenther@suse.de>
23195 * tree-ssa-loop-im.c (determine_max_movement): Properly add
23196 condition cost to PHI cost instead of total_cost.
23198 2016-05-18 Martin Liska <mliska@suse.cz>
23201 * ipa-icf.c (sem_variable::merge): Set DECL_PT_UID for
23204 2016-05-18 Richard Biener <rguenther@suse.de>
23206 * lto-streamer.h (LTO_major_version): Bump to 6.
23208 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
23210 * function.c (make_split_prologue_seq, make_prologue_seq,
23211 make_epilogue_seq): New functions, factored out from...
23212 (thread_prologue_and_epilogue_insns): Here.
23214 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
23216 * function.c (rest_of_handle_thread_prologue_and_epilogue): Call
23217 cleanup_cfg with CLEANUP_EXPENSIVE after shrink-wrapping instead
23218 of before. Add a comment.
23220 2016-05-18 Bin Cheng <bin.cheng@arm.com>
23222 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check invariant
23223 expression pointer, not pointer to the pointer.
23225 2016-05-18 Jakub Jelinek <jakub@redhat.com>
23227 * config/i386/sse.md (pbroadcast_evex_isa): New mode attr.
23228 (avx2_pbroadcast<mode>): Add another alternative with v instead
23229 of x constraints in it, using <pbroadcast_evex_isa> isa.
23230 (avx2_pbroadcast<mode>_1): Similarly, add two such alternatives.
23232 * config/i386/sse.md (<ssse3_avx2>_palignr<mode>): Use
23233 constraint x instead of v in second alternative, add avx512bw
23236 * config/i386/sse.md (<ssse3_avx2>_pshufb<mode>3<mask_name>): Use
23237 constraint x instead of v in second alternative, add avx512bw
23240 * config/i386/sse.md (*<ssse3_avx2>_pmulhrsw<mode>3<mask_name>): Use
23241 constraint x instead of v in second alternative, add avx512bw
23244 * config/i386/sse.md (avx2_pmaddubsw256, ssse3_pmaddubsw128): Add
23245 avx512bw alternative.
23247 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
23249 * config/i386/sse.md (define_insn "*andnot<mode>3"): Extend static
23250 array to 128 chars.
23251 (define_insn "*andnottf3"): Ditto.
23252 (define_insn "*<code><mode>3"/any_logic): Ditto.
23253 (define_insn "*<code>tf3"/any_logic): Ditto.
23254 (define_insn "sse2_storehpd"): Use Yv constraint for scalar
23255 operand to block AVX-512VL insn variant emit when it is not enabled.
23257 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
23259 * config/i386/sse.md (define_insn "*vec_concatv2sf_sse4_1"): Use 'Yv'
23260 constraint fot SF mode.
23262 2016-05-18 Petr Murzin <petr.murzin@intel.com>
23263 Kirill Yukhin <kirill.yukhin@intel.com>
23265 * config/i386/sse.md (define_insn "srcp14<mode>"): Use proper operand
23267 (define_insn "rsqrt14<mode>"): Ditto.
23268 (define_insn "<mask_codefor>avx512dq_cvtps2qqv2di<mask_name>"): Ditto.
23269 (define_insn "<fixsuffix>fix_truncv2sfv2di2<mask_name>"): Ditto.
23270 (define_insn "avx512f_<code>v8div16qi2_mask_store"): Ditto.
23271 (define_insn "vec_set_hi_<mode><mask_name>"): Ditto.
23272 (define_insn "<mask_codefor>avx512dq_broadcast<mode><mask_name>"):
23274 (define_insn "*avx512f_gatherdi<mode>"): Ditto.
23275 (define_insn "*avx512f_scatterdi<mode>"): Ditto.
23276 * config/i386/i386.c (ix86_print_operand): Expand check for size
23277 override codes for Intel syntax.
23279 2016-05-18 Richard Biener <rguenther@suse.de>
23281 PR tree-optimization/71168
23282 * tree-loop-distribution.c (distribute_loop): Move *destroy_p
23283 initialization earlier.
23285 2016-05-18 James Greenhalgh <james.greenhalgh@arm.com>
23287 * config/aarch64/aarch64-simd.md
23288 (aarch64_reduc_plus_internal<mode>): Rename to...
23289 (reduc_plus_scal): ...This, and remove previous implementation.
23291 2016-05-18 Richard Biener <rguenther@suse.de>
23293 * passes.def: Put late dse and cd_dce in canonical order.
23295 2016-05-17 Jan Hubicka <hubicka@ucw.cz>
23297 * ipa-inline-transform.c (preserve_function_body_p): Look for
23298 first non-thunk clone.
23299 (save_function_body): Save into first non-thunk.
23300 * lto-cgraph.c (lto_output_edge): When streaming thunk do not look
23302 (lto_output_node): Inline thunks don't need body in every
23304 * lto-streamer-in.c: Do not fixup thunk clones.
23305 * cgraphclones.c (cgraph_node::create_edge_including_clone): Skip
23307 * tree-inline.c (copy_bb): Be prepared for target node to be new after
23310 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
23312 PR middle-end/63586
23313 * tree-ssa-reassoc.c (transform_add_to_multiply): New.
23314 (reassociate_bb): Call transform_add_to_multiply.
23316 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
23318 * config/aarch64/aarch64.c (all_extensions): Removed unused
23321 2016-05-17 Nathan Sidwell <nathan@acm.org>
23323 * config/nvptx/nvptx.c (nvptx_function_arg_boundary): New.
23324 (TARGET_FUNCTION_ARG_BOUNDARY): Override.
23326 2016-05-17 Mikhail Maltsev <maltsevm@gmail.com>
23328 PR tree-optimization/54579
23329 PR middle-end/55299
23330 * match.pd (~(~X >> Y), ~(~X >>r Y), ~(~X <<r Y)): New patterns.
23332 2016-05-17 Marek Polacek <polacek@redhat.com>
23335 * tree-inline.c (expand_call_inline): Call
23336 maybe_remove_unused_call_args.
23338 2016-05-17 Jim Wilson <jim.wilson@linaro.org>
23340 * doc/cpp.texi (__GNUC__): Major version changes are no longer rare.
23341 * doc/invoke.texi (-mnan=2008): Change signalling to signaling.
23342 * doc/md.texi (fmin@var{m}3): Likewise.
23344 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
23346 * match.pd (X & C): New transformation.
23348 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
23350 * match.pd (~X & Y): New transformation.
23352 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
23354 * tree-vrp.c (simplify_truth_ops_using_ranges): Set range
23355 information for new SSA_NAME.
23356 (simplify_conversion_using_ranges): Get range through get_range_info
23357 instead of get_value_range.
23359 2016-05-17 Jiong Wang <jiong.wang@arm.com>
23361 * config/aarch64/arm_neon.h (vmvn_s8): Reimplement using C operator.
23362 Remove inline assembly.
23363 (vmvn_s16): Likewise.
23364 (vmvn_s32): Likewise.
23365 (vmvn_u8): Likewise.
23366 (vmvn_u16): Likewise.
23367 (vmvn_u32): Likewise.
23368 (vmvnq_s8): Likewise.
23369 (vmvnq_s16): Likewise.
23370 (vmvnq_s32): Likewise.
23371 (vmvnq_u8): Likewise.
23372 (vmvnq_u16): Likewise.
23373 (vmvnq_u32): Likewise.
23374 (vmvn_p8): Likewise.
23375 (vmvnq_p16): Likewise.
23377 2016-05-17 Jiong Wang <jiong.wang@arm.com>
23379 * config/aarch64/aarch64-simd.md (vmul_n_f32): Remove inline assembly.
23381 (vmul_n_s16): Likewise.
23382 (vmul_n_s32): Likewise.
23383 (vmul_n_u16): Likewise.
23384 (vmul_n_u32): Likewise.
23385 (vmulq_n_f32): Likewise.
23386 (vmulq_n_f64): Likewise.
23387 (vmulq_n_s16): Likewise.
23388 (vmulq_n_s32): Likewise.
23389 (vmulq_n_u16): Likewise.
23390 (vmulq_n_u32): Likewise.
23392 2016-05-17 Jiong Wang <jiong.wang@arm.com>
23394 * config/aarch64/aarch64-simd.md (*aarch64_mul3_elt_to_128df): Extend
23395 to all supported modes. Rename to "*aarch64_mul3_elt_from_dup".
23397 2016-05-17 Jiong Wang <jiong.wang@arm.com>
23399 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_to_128df): Rename
23400 to *aarch64_fma4_elt_from_dup<mode>.
23401 (*aarch64_fnma4_elt_to_128df): Rename to
23402 *aarch64_fnma4_elt_from_dup<mode>.
23403 * config/aarch64/arm_neon.h (vfma_n_f64): New.
23404 (vfms_n_f32): Likewise.
23405 (vfms_n_f64): Likewise.
23406 (vfmsq_n_f32): Likewise.
23407 (vfmsq_n_f64): Likewise.
23409 2016-05-17 Gerald Pfeifer <gerald@pfeifer.com>
23411 * wide-int.h: Change fixed_wide_int_storage from class to struct.
23413 2016-05-17 Richard Biener <rguenther@suse.de>
23415 PR tree-optimization/71132
23416 * tree-loop-distribution.c (create_rdg_cd_edges): Pass in loop.
23417 Only add control dependences for blocks in the loop.
23418 (build_rdg): Adjust.
23419 (generate_code_for_partition): Return whether loop should
23420 be destroyed and delay that.
23421 (distribute_loop): Likewise.
23422 (pass_loop_distribution::execute): Record loops to be destroyed
23423 and perform delayed destroying of loops.
23425 2016-05-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23428 * config/aarch64/aarch64-simd.md (aarch64_vmls<mode>): Delete.
23430 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
23432 * config/aarch64/aarch64-elf.h (ASM_OUTPUT_DEF): Delete.
23434 2016-05-17 Ilya Enkovich <ilya.enkovich@intel.com>
23437 * config/i386/i386.c (dimode_scalar_chain::convert_op): Fix
23438 insertion point for instructions generated by validize_mem.
23440 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
23442 * config/aarch64/aarch64.c (SHIFT_COUNT_TRUNCATED): Wrap definition
23445 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
23447 * config/aarch64/aarch64.c
23448 (aarch64_output_simd_mov_immediate): Make "buf_size" a variable
23449 rather than a macro.
23451 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
23453 * doc/invoke.texi (AArch64 Options): Various updates.
23455 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
23457 * ipa-inline-analysis.c (compute_inline_parameters): Disable inlinig
23458 into instrumentation thunks.
23459 * cif-code.def (CIF_CHKP): New.
23461 2016-05-16 Uros Bizjak <ubizjak@gmail.com>
23463 * config/i386/xopintrin.h: Correct "unsinged" typo in the comments.
23465 2016-05-16 Martin Jambor <mjambor@suse.cz>
23467 * hsa-gen.c (fillup_for_decl): Increase alignment to natural one.
23468 (get_symbol_for_decl): Sorry if a global symbol in under-aligned.
23470 2016-05-16 Marek Polacek <polacek@redhat.com>
23472 * gimple.c (maybe_remove_unused_call_args): Fix typos in the
23475 2016-05-16 Martin Jambor <mjambor@suse.cz>
23478 * omp-low.c (grid_expand_target_grid_body): Copy RESULT_DECL of
23479 the outlined kernel function.
23481 2016-05-16 Robert Suchanek <robert.suchanek@imgtec.com>
23483 * config/mips/mips.h (ISA_HAS_LSA): Enable for -mmsa.
23484 (ISA_HAS_DLSA): Ditto.
23486 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
23488 * config/mips/m5100.md (m51_int_load): Update the latency to 2.
23490 2016-05-16 Nathan Sidwell <nathan@acm.org>
23492 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): Revert.
23493 (nvptx_name_replacement): Restore. Add comment.
23494 (write_fn_proto, write_fn_proto_from_insn,
23495 nvptx_output_call_insn): Restore
23496 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Delete.
23498 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
23500 * config/aarch64/aarch64.md
23501 (add<mode>3_compareC_cconly_imm): Remove use of %w.
23502 (add<mode>3_compareC_imm): Likewise.
23503 (<optab>si3_uxtw): Split into register and immediate variants.
23504 (andsi3_compare0_uxtw): Likewise.
23505 (and<mode>3_compare0): Likewise.
23506 (and<mode>3nr_compare0): Likewise.
23507 (stack_protect_test_<mode>): Don't use %x for memory operands.
23509 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
23511 * config/mips/mips-cpus.def (p5600): Add multi-line brackets.
23513 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
23515 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3):
23516 Split integer shifts into shift_reg and bfm.
23517 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
23518 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
23519 (ror<mode>3_insn): Likewise.
23520 (<optab>si3_insn_uxtw): Likewise.
23521 (<optab><mode>3_insn): Change to rotate_imm.
23522 (extr<mode>5_insn_alt): Likewise.
23523 (extrsi5_insn_uxtw): Likewise.
23524 (extrsi5_insn_uxtw_alt): Likewise.
23526 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
23528 * doc/tm.texi: Regenerate.
23529 * doc/tm.texi.in (TARGET_INVALID_PARAMETER_TYPE): Remove.
23530 (TARGET_INVALID_RETURN_TYPE): Remove.
23531 * system.h: Poison TARGET_INVALID_PARAMETER_TYPE and
23532 TARGET_INVALID_RETURN_TYPE.
23533 * target.def (invalid_parameter_type): Remove.
23534 (invalid_return_type): Remove.
23536 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
23538 * ipa-inline-analysis.c (compute_inline_parameters): Be more reailistic
23539 on estimating thunk bodies; do not set inline_failed to CIF_THUNK for
23541 * ipa-inline-transform.c (inline_call): When inlining into thunk produce
23543 (preserve_function_body_p): No need to preserve function body
23544 * cif-codes.def (CIF_THUNK): Remove.
23545 * cgraphclones.c (duplicate_thunk_for_node): Thunks calls are inlinable.
23547 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
23549 * tree-inline.c (expand_call_inline): recurse after inlining thunk.
23551 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
23553 * tree.c (free_lang_data_in_decl): Also set target/optimization flags
23556 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
23558 * ipa-inline.c (report_inline_failed_reason): Look into thunks, too
23559 (inline_small_functions): Do not look for function symbol when
23562 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
23564 * lto-cgraph.c (compute_ltrans_boundary, output_symtab): Fix handling
23567 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
23568 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
23569 Jiong Wang <jiong.wang@arm.com>
23571 * config/arm/arm-c.c (arm_cpu_builtins): Use def_or_undef_macro
23572 for __ARM_FP16_FORMAT_IEEE and __ARM_FP16_FORMAT_ALTERNATIVE.
23573 Define __ARM_FP16_ARGS when appropriate.
23574 * config/arm/arm.c (arm_invalid_parameter_type): Remove
23576 (arm_invalid_return_type): Likewise.
23577 (TARGET_INVALID_PARAMETER_TYPE): Remove.
23578 (TARGET_INVALID_RETURN_TYPE): Remove.
23579 (aapcs_vfp_sub_candidate): Allow HFmode.
23580 (aapcs_vfp_allocate): Add comment. Support HFmode.
23581 (aapcs_vfp_allocate_return_reg): Likewise.
23582 (struct aapcs_cp_arg_layout): Slightly reword comments for
23583 is_return_candidate and allocate_return_reg.
23584 (output_mov_vfp): Update assert.
23585 (arm_hard_regno_mode_ok): Remove comment, update HF-mode
23587 (arm_invalid_parameter_type): Remove.
23588 (amr_invalid_return_type): Remove.
23589 * config/arm/arm.h (TARGET_NEON_FP16): Fix definition.
23590 * config/arm/arm.md (*arm32_movhf): Disable for TARGET_VFP.
23591 * config/arm/vfp.md (*movhf_vfp): Enable for TARGET_VFP.
23593 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
23595 * config/aarch64/aarch64.h (LEGITIMIZE_RELOAD_ADDRESS): Remove.
23596 * config/aarch64/arch64-protos.h
23597 (aarch64_legitimize_reload_address): Remove.
23598 * config/aarch64/aarch64.c (aarch64_legitimize_reload_address):
23601 2016-05-16 Eric Botcazou <ebotcazou@adacore.com>
23603 * configure.ac: Add ACX_NONCANONICAL_HOST.
23604 * configure: Regenerate.
23605 * Makefile.in: Set host_noncanonical.
23607 2016-05-14 Uros Bizjak <ubizjak@gmail.com>
23610 * config/i386/i386.md (*movtf_internal): Before register allocation,
23611 do not allow FP constants for CM_MEDIUM memory model, allow only
23612 standard FP constants for CM_LARGE and CM_LARGE_PIC models.
23613 (*movxf_internal): Ditto.
23614 (*movdf_internal): Ditto.
23615 (*movsf_internal): Ditto.
23617 2016-05-13 Segher Boessenkool <segher@kernel.crashing.org>
23619 PR rtl-optimization/67483
23620 * combine.c (make_compound_operation): Don't call extract_left_shift
23621 with negative shift amounts.
23623 2016-05-13 Jakub Jelinek <jakub@redhat.com>
23626 * fold-const.c (fold_checksum_tree): Allow modification
23627 of TYPE_ALIAS_SET during folding.
23629 * config/i386/i386.c (ix86_compute_frame_layout, ix86_expand_prologue,
23630 ix86_expand_split_stack_prologue): Use HOST_WIDE_INT_C macro.
23631 (ix86_split_to_parts): Likewise. Fix up formatting.
23633 2016-05-13 H.J. Lu <hongjiu.lu@intel.com>
23635 * tree-ssa-loop-ivopts.c (create_new_ivs): Cast to
23636 unsigned HOST_WIDE_INT with HOST_WIDE_INT_PRINT_UNSIGNED in
23639 2016-05-13 Nathan Sidwell <nathan@acm.org>
23641 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): New.
23642 (nvptx_name_replacement): Delete.
23643 (write_fn_proto, write_fn_proto_from_insn,
23644 nvptx_output_call_insn): Remove nvptx_name_replacement call.
23645 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Override.
23646 * langhooks.c (add_builtin_funcction_common): Call
23647 targetm.mangle_decl_assembler_name.
23649 * config/nvptx/nvptx.c (write_fn_proto): Handle
23650 BUILT_IN_ATOMIC_COMPARE_EXCHANGE_n oddity.
23652 2016-05-13 Martin Liska <mliska@suse.cz>
23654 * tree-ssa-loop-ivopts.c (create_new_ivs): Use HOST_WIDE_INT_PRINT_DEC
23655 and PRIu64 in printf format.
23657 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23659 * tree-ssa-loop-ivanon.c (try_unroll_loop_completely): Typo fix in
23662 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23664 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
23665 Change --param max-completely-peeled-times to
23666 --param max-completely-peel-times in dump file printing.
23668 2016-05-13 Richard Biener <rguenther@suse.de>
23670 PR tree-optimization/42587
23671 * tree-ssa-math-opts.c (perform_symbolic_merge): Handle BIT_FIELD_REF.
23672 (find_bswap_or_nop_1): Likewise.
23673 (bswap_replace): Likewise.
23675 2016-05-13 Martin Liska <mliska@suse.cz>
23677 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern):
23678 Initialize a variable with default value.
23680 2016-05-13 Martin Liska <mliska@suse.cz>
23682 * doc/invoke.texi: Enhance explanation of error recovery
23685 2016-05-13 Martin Liska <mliska@suse.cz>
23687 * tree-ssa-loop-ivopts.c (avg_loop_niter): Fix coding style.
23688 (struct cost_pair): Change inv_expr_id (int) to inv_expr
23689 (iv_inv_expr_ent *).
23690 (struct iv_inv_expr_ent): Comment struct fields.
23691 (sort_iv_inv_expr_ent): New function.
23692 (struct ivopts_data): Rename inv_expr_id to max_inv_expr_id.
23693 (struct iv_ca): Replace used_inv_expr and num_used_inv_expr with
23694 a hash_map between iv_inv_expr_ent and number of usages.
23695 (niter_for_exit): Fix coding style.
23696 (tree_ssa_iv_optimize_init): Use renamed variable.
23697 (determine_base_object): Fix coding style.
23698 (alloc_iv): Likewise.
23699 (find_interesting_uses_outside): Likewise.
23700 (add_candidate_1): Likewise.
23701 (add_standard_iv_candidates): Likewise.
23702 (set_group_iv_cost): Replace inv_expr_id with inv_expr.
23703 (prepare_decl_rtl): Fix coding style.
23704 (get_address_cost): Likewise.
23705 (get_shiftadd_cost): Likewise.
23706 (force_expr_to_var_cost): Likewise.
23707 (compare_aff_trees): Likewise.
23708 (get_expr_id): Restructure the function.
23709 (get_loop_invariant_expr_id): Renamed to
23710 get_loop_invariant_expr.
23711 (get_computation_cost_at): Replace usage of inv_expr_id with
23713 (get_computation_cost): Likewise.
23714 (determine_group_iv_cost_generic): Likewise.
23715 (determine_group_iv_cost_address): Likewise.
23716 (iv_period): Fix coding style.
23717 (iv_elimination_compare_lt): Likewise.
23718 (may_eliminate_iv): Likewise.
23719 (determine_group_iv_cost_cond): Replace usage of inv_expr_id with
23721 (determine_group_iv_costs): Dump invariant expressions.
23722 (iv_ca_recount_cost): Use the newly added hash_map.
23723 (iv_ca_set_remove_invariants): Fix coding style.
23724 (iv_ca_set_add_invariants): Fix coding style.
23725 (iv_ca_set_no_cp): Utilize the newly added hash_map for used
23727 (iv_ca_set_cp): Likewise.
23728 (iv_ca_new): Initialize the newly added hash_map and remove
23729 initialization of fields.
23730 (iv_ca_free): Delete the hash_map.
23731 (iv_ca_dump): Dump invariant expressions.
23732 (iv_ca_extend): Fix coding style.
23733 (try_add_cand_for): Likewise.
23734 (create_new_ivs): Dump information about # of avg iterations and
23735 # of used invariant expressions.
23736 (rewrite_use_compare): Fix coding style.
23737 (free_loop_data): Set default value for max_inv_expr_id.
23739 2016-05-13 Ilya Enkovich <ilya.enkovich@intel.com>
23741 * cse.c (rest_of_handle_cse): Use cleanup_cfg
23742 returned value cse_cfg_altered computation.
23743 (rest_of_handle_cse2): Likewise.
23744 (rest_of_handle_cse_after_global_opts): Likewise.
23746 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
23749 * config/arm/arm.c (arm32_output_mi_thunk): New.
23750 (arm_output_mi_thunk): Rename to arm_thumb1_mi_thunk. Rework
23751 to split Thumb1 vs TARGET_32BIT functionality.
23752 (arm_thumb1_mi_thunk): New.
23754 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
23756 * config/aarch64/aarch64.c (TARGET_OMIT_STRUCT_RETURN_REG): Set
23759 2016-05-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
23762 * config/i386/i386.c (ix86_in_large_data_p): Guard against NULL exp.
23764 2016-05-13 Eric Botcazou <ebotcazou@adacore.com>
23766 * builtins.c (expand_builtin_memcmp): Do not emit the call here.
23767 (expand_builtin_trap): Emit a regular call.
23768 (set_builtin_user_assembler_name): Remove obsolete cases.
23769 * dse.c (scan_insn): Adjust.
23770 * except.c: Include calls.h.
23771 (sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is defined,
23772 emit a regular call to setjmp.
23773 * expr.c (emit_block_move_hints): Call emit_block_copy_via_libcall.
23774 (block_move_libcall_safe_for_call_parm): Use memcpy builtin.
23775 (emit_block_move_via_libcall): Delete.
23776 (block_move_fn): Delete.
23777 (init_block_move_fn): Likewise.
23778 (emit_block_move_libcall_fn): Likewise.
23779 (emit_block_op_via_libcall): New function.
23780 (set_storage_via_libcall): Tidy up and use memset builtin.
23781 (block_clear_fn): Delete.
23782 (init_block_clear_fn): Likewise.
23783 (clear_storage_libcall_fn): Likewise.
23784 (expand_assignment): Call emit_block_move_via_libcall.
23785 Do not include gt-expr.h.
23786 * expr.h (emit_block_op_via_libcall): Declare.
23787 (emit_block_copy_via_libcall): New inline function.
23788 (emit_block_move_via_libcall): Likewise.
23789 (emit_block_comp_via_libcall): Likewise.
23790 (block_clear_fn): Delete.
23791 (init_block_move_fn): Likewise.
23792 (init_block_clear_fn): Likewise.
23793 (emit_block_move_via_libcall): Likewise.
23794 (set_storage_via_libcall): Add default parameter value.
23795 * libfuncs.h (enum libfunc_index): Remove obsolete values.
23796 (abort_libfunc): Delete.
23797 (memcpy_libfunc): Likewise.
23798 (memmove_libfunc): Likewise.
23799 (memcmp_libfunc): Likewise.
23800 (memset_libfunc): Likewise.
23801 (setbits_libfunc): Likewise.
23802 (setjmp_libfunc): Likewise.
23803 (longjmp_libfunc): Likewise.
23804 (profile_function_entry_libfunc): Likewise.
23805 (profile_function_exit_libfunc): Likewise.
23806 (gcov_flush_libfunc): Likewise.
23807 * optabs-libfuncs.c (build_libfunc_function): Set DECL_ARTIFICIAL
23808 and DECL_VISIBILITY on the declaration.
23809 (init_optabs): Do not initialize obsolete libfuncs.
23810 * optabs.c (prepare_cmp_insn): Call emit_block_comp_via_libcall.
23811 * tree-core.h (ECF_RET1): Define.
23812 (ECF_TM_PURE): Adjust.
23813 (ECF_TM_BUILTIN): Likewise.
23814 * tree.c (set_call_expr_flags): Deal with ECF_RET1.
23815 (build_common_builtin_nodes): Initialize abort builtin.
23816 Add ECF_RET1 on memcpy, memmove and memset builtins.
23817 Pass final flags for alloca and alloca_with_align builtins.
23818 * config/alpha/alpha.c (alpha_init_libfuncs): Do not initialize
23820 * config/ia64/ia64.c (ia64_vms_init_libfuncs): Likewise.
23821 * config/i386/i386.c (ix86_expand_set_or_movmem): Adjust call to
23822 set_storage_via_libcall and call emit_block_copy_via_libcall.
23824 2016-05-12 Uros Bizjak <ubizjak@gmail.com>
23826 * config/i386/i386.md (*call_got_x32): Change operand 0 to
23827 DImode before it is passed to ix86_output_call_operand.
23828 (*call_value_got_x32): Ditto for operand 1.
23830 2016-05-12 Jiong Wang <jiong.wang@arm.com>
23832 PR rtl-optimization/70904
23833 * lra-constraint.c (process_addr_reg): Relax the restriction on subreg
23834 reload for wide mode.
23836 2016-05-12 Marek Polacek <polacek@redhat.com>
23839 * langhooks-def.h (lhd_incomplete_type_error): Adjust declaration.
23840 * langhooks.c (lhd_incomplete_type_error): Add location parameter.
23841 * langhooks.h (incomplete_type_error): Likewise.
23842 * tree.c (size_in_bytes_loc): Renamed from size_in_bytes. Add location
23843 parameter, pass it down to incomplete_type_error.
23844 * tree.h (size_in_bytes): New inline overload.
23845 (size_in_bytes_loc): Renamed from size_in_bytes.
23847 2016-05-12 Richard Biener <rguenther@suse.de>
23849 PR tree-optimization/71059
23850 * tree-ssa-pre.c (phi_translate_1): Fully fold translated
23851 nary before looking up or entering the expression into the VN
23853 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): Fix comment typo.
23854 Make sure to re-use NARYs without result as inserted by
23857 2016-05-12 Richard Biener <rguenther@suse.de>
23859 PR tree-optimization/71062
23860 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
23862 * tree-ssa-structalias.c (set_uids_in_ptset): Set
23863 vars_contains_restrict if the var is a restrict tag.
23864 * tree-ssa-alias.c (ptrs_compare_unequal): If vars_contains_restrict
23865 do not disambiguate pointers against it.
23866 (dump_points_to_solution): Re-structure and adjust for new
23867 vars_contains_restrict flag.
23868 * gimple-pretty-print.c (pp_points_to_solution): Likewise.
23870 2016-05-12 Martin Liska <mliska@suse.cz>
23872 * doc/invoke.texi: Explain connection between
23873 -fsanitize-recover=address and ASAN_OPTIONS="halt_on_error=1".
23875 2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com>
23877 PR tree-optimization/71006
23878 * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
23879 consider COND_EXPR as a mask producer.
23881 2016-05-12 Marek Polacek <polacek@redhat.com>
23884 * opts.c (common_handle_option): Detect missing argument for --help^.
23886 2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23889 * config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction
23890 when popping the PC and within an interrupt handler routine.
23891 Add missing tab to output of "ldmfd".
23892 (output_return_instruction): Output LDMFD with SP update rather
23893 than POP when returning from interrupt handler.
23895 2016-05-12 Jakub Jelinek <jakub@redhat.com>
23897 * config/i386/i386.md (isa): Add x64_avx512dq, enable if
23898 TARGET_64BIT && TARGET_AVX512DQ.
23899 * config/i386/sse.md (*vec_extract<mode>): Add avx512bw alternatives.
23900 (*vec_extract<PEXTR_MODE12:mode>_zext): Add avx512bw alternative.
23901 (*vec_extract<ssevecmodelower>_0, *vec_extractv4si_0_zext,
23902 *vec_extractv2di_0_sse): Use v constraint instead of x constraint.
23903 (*vec_extractv4si): Add avx512dq and avx512bw alternatives.
23904 (*vec_extractv4si_zext): Add avx512dq alternative.
23905 (*vec_extractv2di_1): Add x64_avx512dq and avx512bw alternatives,
23906 use v instead of x constraint in other alternatives where possible.
23908 * config/i386/sse.md (sse2_loadld): Use v instead of x
23909 constraint in alternatives 0,1,4.
23911 * config/i386/sse.md (pinsr_evex_isa): New mode attr.
23912 (<sse2p4_1>_pinsr<ssemodesuffix>): Add 2 alternatives with
23913 v constraints instead of x and <pinsr_evex_isa> isa attribute.
23916 * config/i386/sse.md (<sse2_avx2>_packssdw<mask_name>,
23917 <sse4_1_avx2>_packusdw<mask_name>): Make sure EVEX encoded insn
23918 is not emitted unless TARGET_AVX512BW.
23919 (<sse2_avx2>_packuswb<mask_name>, <sse2_avx2>_packsswb<mask_name>):
23920 Likewise. For TARGET_AVX512BW, use "=v" constraint instead of "=x"
23921 for the result operand.
23923 * config/i386/sse.md (*vec_setv4sf_sse4_1, sse4_1_insertps): Use v
23924 constraint instead of x in avx alternatives. Use maybe_evex instead
23927 * config/i386/constraints.md (Yv): New constraint.
23928 * config/i386/i386.h (VALID_AVX512VL_128_REG_MODE): Allow
23929 TFmode and V1TImode in xmm16+ registers for TARGET_AVX512VL.
23930 * config/i386/i386.md (avx512fvecmode): New mode attr.
23931 (*pushtf): Use v constraint instead of x.
23932 (*movtf_internal): Likewise. For TARGET_AVX512VL and
23933 xmm16+ registers, use vmovdqu64 or vmovdqa64 instructions.
23934 (*absneg<mode>2): Use Yv constraint instead of x constraint.
23935 (*absnegtf2_sse): Likewise.
23936 (copysign<mode>3_const, copysign<mode>3_var): Likewise.
23937 * config/i386/sse.md (*andnot<mode>3): Add avx512vl and
23938 avx512f alternatives.
23939 (*andnottf3, *<code><mode>3, *<code>tf3): Likewise.
23941 2016-05-12 Richard Biener <rguenther@suse.de>
23943 PR tree-optimization/71060
23944 * tree-data-ref.c (initialize_data_dependence_relation): Do not
23945 require exact match of DR_BASE_OBJECT but only matching address and
23948 2016-05-12 Richard Biener <rguenther@suse.de>
23950 PR tree-optimization/70986
23951 * cfganal.c: Include cfgloop.h.
23952 (dfs_find_deadend): Prefer to take edges exiting loops.
23954 2016-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
23956 * gcc.target/powerpc/pr70963.c: Require at least power8 at both
23957 compile and run time.
23959 2016-05-11 Mikhail Maltsev <maltsevm@gmail.com>
23962 * doc/invoke.texi (Wduplicate-decl-specifier): Document new option.
23964 2016-05-11 Uros Bizjak <ubizjak@gmail.com>
23966 * config/i386/i386.c (legitimize_pic_address): Use
23967 copy_to_suggested_reg instead of gen_movsi.
23969 2016-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
23971 * config/rs6000/predicates.md (quad_memory_operand): Move most of
23972 the code into quad_address_p and call it to share code with
23973 vsx_quad_dform_memory_operand.
23974 (vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector
23976 * config/rs6000/rs6000.opt (-mlra): Switch to being an option mask
23977 bit instead of being a separate word. Split -mpower9-dform into
23978 two switches, -mpower9-dform-scalar and -mpower9-dform-vector.
23979 * config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask
23980 for the register class supporting 128-bit quad word memory offsets.
23981 (mode_supports_vsx_dform_quad): Helper function to return if the
23982 register class uses quad word memory offsets.
23983 (rs6000_debug_addr_mask): Add support for quad word memory offsets.
23984 (rs6000_debug_reg_global): Always print if we are using LRA or not.
23985 (rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form
23986 instructions are enabled, set up the appropriate addr_masks for
23988 (rs6000_init_hard_regno_mode_ok): wb constraint is now based on
23989 -mpower9-dform-scalar, instead of -mpower9-dform.
23990 (rs6000_option_override_internal): Split -mpower9-dform into two
23991 switches, -mpower9-dform-scalar and -mpower9-dform-vector. The
23992 -mpower9-dform switch sets or clears both. If we are not using
23993 the LRA register allocator, do not enable -mpower9-dform-vector by
23994 default. If we are using LRA, enable -mpower9-dform-vector and
23995 -mvsx-timode if it is appropriate. Issue a warning if either
23996 -mpower9-dform-vector or -mvsx-timode are explicitly used without
23998 (quad_address_offset_p): New helper function to return if the
23999 offset is legal for quad word memory instructions.
24000 (quad_address_p): New function to determin if GPR or vector
24001 register quad word memory addresses are legal.
24002 (mem_operand_gpr): Validate quad word address offsets.
24003 (reg_offset_addressing_ok_p): Add support for ISA 3.0 vector
24004 d-form (register + offset) instructions.
24005 (offsettable_ok_by_alignment): Likewise.
24006 (rs6000_legitimate_offset_address_p): Likewise.
24007 (legitimate_lo_sum_address_p): Likewise.
24008 (rs6000_legitimize_address): Likewise.
24009 (rs6000_legitimize_reload_address): Add more debug statements for
24011 (rs6000_legitimate_address_p): Add support for ISA 3.0 vector
24012 d-form instructions.
24013 (rs6000_secondary_reload_memory): Add support for ISA 3.0 vector
24014 d-form instructions. Distinguish different cases in debug
24015 output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector
24016 d-form instructions.
24017 (rs6000_preferred_reload_class): Likewise.
24018 (rs6000_output_move_128bit): Add support for ISA 3.0 d-form
24019 instructions. If ISA 3.0 is available, generate lxvx/stxvx instead
24020 of the ISA 2.06 indexed memory instructions.
24021 (rs6000_emit_prologue): If we have ISA 3.0 d-form instructions,
24022 use them to save/restore the saved vector registers instead of
24023 using Altivec instructions.
24024 (rs6000_emit_epilogue): Likewise.
24025 (rs6000_lra_p): Use TARGET_LRA instead of the old option word.
24026 (rs6000_opt_masks): Split -mpower9-dform into
24027 -mpower9-dform-scalar and -mpower9-dform-vector.
24028 (rs6000_print_options_internal): Print -mno-<switch> if <switch>
24030 * config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit
24031 ISA 3.0 vector indexed memory instructions, and fold the code into
24032 the normal mov<mode> patterns.
24033 (p9_vecstore_<mode>): Likewise.
24034 (vsx_mov<mode>): Add support for ISA 3.0 vector d-form
24036 (vsx_movti_64bit): Likewise.
24037 (vsx_movti_32bit): Likewise.
24038 * config/rs6000/constraints.md (wO constraint): New constraint for
24039 ISA 3.0 vector d-form support.
24040 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use
24041 -mpower9-dform-scalar instead of -mpower9-dform. Add note not to
24042 include -mpower9-dform-vector until we switch over to LRA.
24043 (POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two.
24044 switches, -mpower9-dform-scalar and -mpower9-dform-vector.
24045 * config/rs6000/rs6000-protos.h (quad_address_p): Add declaration.
24046 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
24047 for -mpower9-dform and -mlra.
24048 * doc/md.texi (wO constraint): Document wO constraint.
24050 2016-05-11 Alexander Monakov <amonakov@ispras.ru>
24052 * genattr.c (main): Change 'rtx' to 'rtx_insn *' in prototypes of
24053 'insn_latency', 'maximal_insn_latency', 'min_insn_conflict_delay'.
24054 * genautomata.c (output_internal_insn_code_evaluation): Simplify.
24055 Move handling of non-insn arguments inline into the sole user:
24056 (output_trans_func): ...here.
24057 (output_min_insn_conflict_delay_func): Change 'rtx' to 'rtx_insn *'
24058 in emitted function prototype.
24059 (output_internal_insn_latency_func): Ditto. Simplify.
24060 (output_internal_maximal_insn_latency_func): Ditto. Delete
24061 always-unused argument.
24062 (output_insn_latency_func): Ditto.
24063 (output_maximal_insn_latency_func): Ditto.
24065 2016-05-11 Richard Biener <rguenther@suse.de>
24067 PR tree-optimization/71055
24068 * tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting
24069 sth with precision not equal to access size verify we don't chop
24072 2016-05-11 Richard Biener <rguenther@suse.de>
24075 * dwarf2out.c (retry_incomplete_types): Set early_dwarf.
24076 (dwarf2out_finish): Move retry_incomplete_types call ...
24077 (dwarf2out_early_finish): ... here.
24079 2016-05-11 Richard Biener <rguenther@suse.de>
24081 PR middle-end/71002
24082 * alias.c (reference_alias_ptr_type): Preserve alias-set zero
24083 if the langhook insists on it.
24084 * fold-const.c (make_bit_field_ref): Add arg for the original
24085 reference and preserve its alias-set.
24086 (decode_field_reference): Take exp by reference and adjust it
24087 to the original memory reference.
24088 (optimize_bit_field_compare): Adjust callers.
24089 (fold_truth_andor_1): Likewise.
24090 * gimplify.c (gimplify_expr): Adjust in-SSA form test.
24092 2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
24094 PR middle-end/70807
24095 * cfgrtl.h (delete_insn_and_edges): Now return bool.
24096 * cfgrtl.c (delete_insn_and_edges): Likewise.
24097 * config/i386/i386.c (convert_scalars_to_vector): Remove
24099 * cse.c (cse_insn): Compute cse_cfg_altered.
24100 (delete_trivially_dead_insns): Likewise.
24101 (cse_cc_succs): Likewise.
24102 (rest_of_handle_cse): Free dominance info if required.
24103 (rest_of_handle_cse2): Likewise.
24104 (rest_of_handle_cse_after_global_opts): Likewise.
24106 2016-05-11 Alan Modra <amodra@gmail.com>
24108 * config/rs6000/rs6000.c (is_complex_IBM_long_double,
24109 abi_v4_pass_in_fpr): New functions.
24110 (rs6000_function_arg_boundary): Exclude complex IBM long double
24111 from 64-bit alignment when ABI_V4.
24112 (rs6000_function_arg, rs6000_function_arg_advance_1,
24113 rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr.
24115 2016-05-10 Segher Boessenkool <segher@kernel.crashing.org>
24117 PR rtl-optimization/71028
24118 * cfgcleanup.c (try_optimize_cfg): Do not flip a conditional
24119 jump with just a return in the fallthrough block if the branch
24120 block contains just a return as well.
24122 2016-05-10 Marc Glisse <marc.glisse@inria.fr>
24124 * fold-const.c (fold_binary_loc) [(X ^ Y) & Y]: Remove and merge with...
24125 * match.pd ((X & Y) ^ Y): ... this.
24126 ((X & Y) & Y, (X | Y) | Y, (X ^ Y) ^ Y, (X & Y) & (X & Z), (X | Y)
24127 | (X | Z), (X ^ Y) ^ (X ^ Z)): New transformations.
24129 2016-05-10 David Malcolm <dmalcolm@redhat.com>
24131 * read-md.c (require_char_ws): New function.
24132 (read_string): Simplify using require_char_ws.
24133 (handle_constants): Likewise.
24134 (handle_enum): Likewise.
24135 (handle_file): Likewise.
24136 * read-md.h (require_char_ws): New declaration.
24137 * read-rtl.c (read_conditions): Simplify using require_char_ws.
24138 (read_mapping): Likewise.
24139 (read_rtx_code): Likewise.
24140 (read_nested_rtx): Likewise.
24142 2016-05-10 James Norris <jnorris@codesourcery.com>
24144 * config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o
24145 if offloading is enabled and -fopenacc or -fopenmp is specified.
24146 (CRTOFFLOADEND): Likewise.
24147 (STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN.
24148 (ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND.
24150 2016-05-10 Uros Bizjak <ubizjak@gmail.com>
24152 * config/i386/i386.c (legitimize_pic_address): Merge 64-bit and 32-bit
24153 gotoff_operand code paths. Use copy_to_suggested_regs and
24154 expand_simple_binop where appropriate. Cleanup.
24156 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
24159 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Allow
24161 (dimode_scalar_chain::vector_const_cost): New.
24162 (dimode_scalar_chain::compute_convert_gain): Handle constants.
24163 (dimode_scalar_chain::convert_op): Likewise.
24164 (dimode_scalar_chain::convert_insn): Likewise.
24166 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
24168 * dwarf2out.c (resolve_args_picking_1): Consider DW_OP_neg as an
24169 unary operation, not a binary one.
24171 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
24173 PR middle-end/70877
24174 * tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle
24175 calls with type casted fndecl.
24177 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
24179 PR tree-optimization/70786
24180 * tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR.
24181 * calls.c (initialize_argument_information): Bind bounds
24182 with corresponding args passed by reference.
24184 2016-05-10 Jakub Jelinek <jakub@redhat.com>
24187 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>),
24188 *<code><mode>3<mask_name>): For !TARGET_AVX512DQ and EVEX encoding,
24189 use vp*[dq] instead of v*p[sd] instructions and adjust mode attribute
24192 2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
24195 * config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct
24196 code for a zero scale factor.
24197 (vsx_xvcvdpuxds_scale): Likewise.
24199 2016-05-10 David Malcolm <dmalcolm@redhat.com>
24201 * diagnostic-show-locus.c (layout::layout): Call show_ruler
24202 if show_ruler_p was set on the context.
24203 (layout::show_ruler): New method.
24204 * diagnostic.h (struct diagnostic_context): Add field
24207 2016-05-10 Richard Biener <rguenther@suse.de>
24209 PR tree-optimization/71039
24210 * tree-ssa-phiprop.c: Include tree-ssa-loop.h.
24211 (chk_uses): New function.
24212 (propagate_with_phi): Verify we can safely replicate the lhs of an
24213 aggregate assignment on all incoming edges.
24215 2016-05-10 Oleg Endo <olegendo@gcc.gnu.org>
24217 * config/rx/rx-protos.h (is_interrupt_func, is_fast_interrupt_func):
24219 (rx_atomic_sequence): New class.
24220 * config/rx/rx.c (rx_print_operand): Use symbolic names for PSW bits.
24221 (is_interrupt_func, is_fast_interrupt_func): Make non-static and
24223 (rx_atomic_sequence::rx_atomic_sequence,
24224 rx_atomic_sequence::~rx_atomic_sequence): New functions.
24225 * config/rx/rx.md (CTRLREG_PSW, CTRLREG_USP, CTRLREG_FPSW, CTRLREG_CPEN,
24226 CTRLREG_BPSW, CTRLREG_BPC, CTRLREG_ISP, CTRLREG_FINTV,
24227 CTRLREG_INTB): New constants.
24228 (FETCHOP): New code iterator.
24229 (fethcop_name, fetchop_name2): New iterator code attributes.
24230 (QIHI): New mode iterator.
24231 (atomic_exchange<mode>, atomic_exchangesi, xchg_mem<mode>,
24232 atomic_fetch_<fetchop_name>si, atomic_fetch_nandsi,
24233 atomic_<fetchop_name>_fetchsi, atomic_nand_fetchsi): New patterns.
24235 2016-05-10 Martin Liska <mliska@suse.cz>
24237 * tree-inline.c (remap_dependence_clique): Do not remap
24238 debugging statements.
24240 2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
24242 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly")
24243 ("*fixuns_truncdfdi2_z13")
24244 ("*fixuns_trunc<FP:mode><GPR:mode>2_z196")
24245 ("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13")
24246 ("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX.
24248 2016-05-10 Richard Biener <rguenther@suse.de>
24250 PR tree-optimization/70497
24251 PR tree-optimization/28367
24252 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): New function
24254 (visit_reference_op_load): ... here.
24255 (vn_reference_lookup_3): Use it to handle subreg-like accesses
24256 with simplified BIT_FIELD_REFs.
24257 * tree-ssa-pre.c (eliminate_insert): Handle inserting BIT_FIELD_REFs.
24258 * tree-complex.c (extract_component): Handle BIT_FIELD_REFs
24261 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
24263 * dwarf2out.c (add_abstract_origin_attribute): Adjust
24264 documentation comment. For BLOCK nodes, add a
24265 DW_AT_abstract_origin attribute that points to the DIE generated
24266 for the origin BLOCK.
24267 (gen_lexical_block_die): Call add_abstract_origin_attribute for
24268 blocks from inlined functions.
24270 2016-05-10 Alan Modra <amodra@gmail.com>
24273 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop
24274 regrename modifying insns saving lr before __morestack call.
24275 * config/rs6000/rs6000.md (split_stack_return): Similarly for
24276 insns restoring lr after __morestack call.
24278 2016-05-09 Jakub Jelinek <jakub@redhat.com>
24280 * config/i386/i386.md (set_got, set_got_labelled, lwp_llwpcb,
24281 lwp_lwpval<mode>3, lwp_lwpins<mode>3): Remove constraints from
24283 * config/i386/sse.md (vec_interleave_high<mode>,
24284 vec_interleave_low<mode>, <avx512>_vpermi2var<mode>3_maskz,
24285 <avx512>_vpermt2var<mode>3_maskz): Likewise.
24287 2016-05-04 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
24289 * config/rs6000/rs6000.c (rs6000_reassociation_width): Add
24290 function for TARGET_SCHED_REASSOCIATION_WIDTH to enable
24291 parallel reassociation for power8 and forward.
24293 2016-05-09 Uros Bizjak <ubizjak@gmail.com>
24295 * config/i386/i386.md (absneg splitters with general regs): Use
24296 general_reg_operand predicate.
24297 (btsq peephole2): Use x86_64_immediate_operand to check if new
24298 value is suitable for immediate operand. Generate emitted insn
24299 using RTL expressions.
24300 (btcq peephole2): Ditto.
24301 (btrq peephole2): Ditto. Generate correct immediate operand
24304 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
24306 * cfgexpand.c (expand_debug_expr): Fix address offset for negative
24309 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
24311 * tree-affine.c (wide_int_constant_multiple_p): Add missing
24312 pointer dereference.
24314 2016-05-09 Richard Biener <rguenther@suse.de>
24316 PR tree-optimization/70985
24317 * match.pd (BIT_FIELD_REF -> (type)): Disable on GIMPLE when
24318 op0 isn't a gimple register.
24320 2016-05-09 Prachi Godbole <prachi.godbole@imgtec.com>
24322 * config/mips/i6400.md (i6400_fpu_intadd, i6400_fpu_logic)
24323 (i6400_fpu_div, i6400_fpu_cmp, i6400_fpu_float, i6400_fpu_store)
24324 (i6400_fpu_long_pipe, i6400_fpu_logic_l, i6400_fpu_float_l)
24325 (i6400_fpu_mult): New cpu units.
24326 (i6400_msa_add_d, i6400_msa_int_add, i6400_msa_short_logic3)
24327 (i6400_msa_short_logic2, i6400_msa_short_logic, i6400_msa_move)
24328 (i6400_msa_cmp, i6400_msa_short_float2, i6400_msa_div_d)
24329 (i6400_msa_div_w, i6400_msa_div_h, i6400_msa_div_b)
24330 (i6400_msa_copy, i6400_msa_branch, i6400_fpu_msa_store)
24331 (i6400_fpu_msa_load, i6400_fpu_msa_move, i6400_msa_long_logic1)
24332 (i6400_msa_long_logic2, i6400_msa_mult, i6400_msa_long_float2)
24333 (i6400_msa_long_float4, i6400_msa_long_float5)
24334 (i6400_msa_long_float8, i6400_msa_fdiv_df)
24335 (i6400_msa_fdiv_sf): New reservations.
24336 * config/mips/p5600.md (p5600_fpu_intadd, p5600_fpu_cmp)
24337 (p5600_fpu_float, p5600_fpu_logic_a, p5600_fpu_logic_b)
24338 (p5600_fpu_div, p5600_fpu_logic, p5600_fpu_float_a)
24339 (p5600_fpu_float_b, p5600_fpu_float_c, p5600_fpu_float_d)
24340 (p5600_fpu_mult, p5600_fpu_fdiv, p5600_fpu_load): New cpu units.
24341 (msa_short_int_add, msa_short_logic, msa_short_logic_move_v)
24342 (msa_short_cmp, msa_short_float2, msa_short_logic3)
24343 (msa_short_store4, msa_long_load, msa_short_store)
24344 (msa_long_logic, msa_long_float2, msa_long_float4)
24345 (msa_long_float5, msa_long_float8, msa_long_mult)
24346 (msa_long_fdiv, msa_long_div): New reservations.
24348 2016-05-09 Robert Suchanek <robert.suchanek@imgtec.com>
24349 Sameera Deshpande <sameera.deshpande@imgtec.com>
24350 Matthew Fortune <matthew.fortune@imgtec.com>
24351 Graham Stott <graham.stott@imgtec.com>
24352 Chao-ying Fu <chao-ying.fu@imgtec.com>
24354 * config.gcc: Add MSA header file for mips*-*-* target.
24355 * config/mips/constraints.md (YI, YC, YZ, Unv5, Uuv5, Usv5, Uuv6)
24356 (Ubv8i, Urv8): New constraints.
24357 * config/mips/mips-ftypes.def: Add function types for MSA
24359 * config/mips/mips-modes.def (V16QI, V8HI, V4SI, V2DI, V4SF)
24360 (V2DF, V32QI, V16HI, V8SI, V4DI, V8SF, V4DF): New modes.
24361 * config/mips/mips-msa.md: New file.
24362 * config/mips/mips-protos.h
24363 (mips_split_128bit_const_insns): New prototype.
24364 (mips_msa_idiv_insns): Likewise.
24365 (mips_split_128bit_move): Likewise.
24366 (mips_split_128bit_move_p): Likewise.
24367 (mips_split_msa_copy_d): Likewise.
24368 (mips_split_msa_insert_d): Likewise.
24369 (mips_split_msa_fill_d): Likewise.
24370 (mips_expand_msa_branch): Likewise.
24371 (mips_const_vector_same_val_p): Likewise.
24372 (mips_const_vector_same_bytes_p): Likewise.
24373 (mips_const_vector_same_int_p): Likewise.
24374 (mips_const_vector_shuffle_set_p): Likewise.
24375 (mips_const_vector_bitimm_set_p): Likewise.
24376 (mips_const_vector_bitimm_clr_p): Likewise.
24377 (mips_msa_vec_parallel_const_half): Likewise.
24378 (mips_msa_output_division): Likewise.
24379 (mips_ldst_scaled_shift): Likewise.
24380 (mips_expand_vec_cond_expr): Likewise.
24381 * config/mips/mips.c (enum mips_builtin_type): Add
24382 MIPS_BUILTIN_MSA_TEST_BRANCH.
24383 (mips_gen_const_int_vector_shuffle): New prototype.
24384 (mips_const_vector_bitimm_set_p): New function.
24385 (mips_const_vector_bitimm_clr_p): Likewise.
24386 (mips_const_vector_same_val_p): Likewise.
24387 (mips_const_vector_same_bytes_p): Likewise.
24388 (mips_const_vector_same_int_p): Likewise.
24389 (mips_const_vector_shuffle_set_p): Likewise.
24390 (mips_symbol_insns): Forbid loading symbols via immediate for
24392 (mips_valid_offset_p): Limit offset to 10-bit for MSA loads and
24394 (mips_valid_lo_sum_p): Forbid loadings symbols via %lo(base) for
24396 (mips_lx_address_p): Add support load indexed address for MSA.
24397 (mips_address_insns): Add calculation of instructions needed for
24398 stores and loads for MSA.
24399 (mips_const_insns): Move CONST_DOUBLE below CONST_VECTOR. Handle
24400 CONST_VECTOR for MSA and let it fall through.
24401 (mips_ldst_scaled_shift): New function.
24402 (mips_subword_at_byte): Likewise.
24403 (mips_msa_idiv_insns): Likewise.
24404 (mips_legitimize_move): Validate MSA moves.
24405 (mips_rtx_costs): Add UNGE, UNGT, UNLE, UNLT cases. Add
24406 calculation of costs for MSA division.
24407 (mips_split_move_p): Check if MSA moves need splitting.
24408 (mips_split_move): Split MSA moves if necessary.
24409 (mips_split_128bit_move_p): New function.
24410 (mips_split_128bit_move): Likewise.
24411 (mips_split_msa_copy_d): Likewise.
24412 (mips_split_msa_insert_d): Likewise.
24413 (mips_split_msa_fill_d): Likewise.
24414 (mips_output_move): Handle MSA moves.
24415 (mips_expand_msa_branch): New function.
24416 (mips_print_operand): Add 'E', 'B', 'w', 'v' and 'V' modifiers.
24417 Reinstate 'y' modifier.
24418 (mips_file_start): Add MSA .gnu_attribute.
24419 (mips_hard_regno_mode_ok_p): Allow TImode and 128-bit vectors in
24421 (mips_hard_regno_nregs): Always return 1 for MSA supported mode.
24422 (mips_class_max_nregs): Add register size for MSA supported mode.
24423 (mips_cannot_change_mode_class): Allow conversion between MSA
24424 vector modes and TImode.
24425 (mips_mode_ok_for_mov_fmt_p): Allow MSA to use move.v
24427 (mips_secondary_reload_class): Force MSA loads/stores via memory.
24428 (mips_preferred_simd_mode): Add preffered modes for MSA.
24429 (mips_vector_mode_supported_p): Add MSA supported modes.
24430 (mips_autovectorize_vector_sizes): New function.
24431 (mips_msa_output_division): Likewise.
24432 (MSA_BUILTIN, MIPS_BUILTIN_DIRECT_NO_TARGET)
24433 (MSA_NO_TARGET_BUILTIN, MSA_BUILTIN_TEST_BRANCH): New macros.
24434 (CODE_FOR_msa_adds_s_b, CODE_FOR_msa_adds_s_h)
24435 (CODE_FOR_msa_adds_s_w, CODE_FOR_msa_adds_s_d)
24436 (CODE_FOR_msa_adds_u_b, CODE_FOR_msa_adds_u_h)
24437 (CODE_FOR_msa_adds_u_w, CODE_FOR_msa_adds_u_du
24438 (CODE_FOR_msa_addv_b, CODE_FOR_msa_addv_h, CODE_FOR_msa_addv_w)
24439 (CODE_FOR_msa_addv_d, CODE_FOR_msa_and_v, CODE_FOR_msa_bmnz_v)
24440 (CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bmz_v, CODE_FOR_msa_bmzi_b)
24441 (CODE_FOR_msa_bnz_v, CODE_FOR_msa_bz_v, CODE_FOR_msa_bsel_v)
24442 (CODE_FOR_msa_bseli_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w)
24443 (CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b)
24444 (CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w)
24445 (CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clti_u_b)
24446 (CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w)
24447 (CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_s_b)
24448 (CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w)
24449 (CODE_FOR_msa_clei_s_d, CODE_FOR_msa_clei_u_b)
24450 (CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w)
24451 (CODE_FOR_msa_clei_u_d, CODE_FOR_msa_div_s_b)
24452 (CODE_FOR_msa_div_s_h, CODE_FOR_msa_div_s_w)
24453 (CODE_FOR_msa_div_s_d, CODE_FOR_msa_div_u_b)
24454 (CODE_FOR_msa_div_u_h, CODE_FOR_msa_div_u_w)
24455 (CODE_FOR_msa_div_u_d, CODE_FOR_msa_fadd_w, CODE_FOR_msa_fadd_d)
24456 (CODE_FOR_msa_fexdo_w, CODE_FOR_msa_ftrunc_s_w)
24457 (CODE_FOR_msa_ftrunc_s_d, CODE_FOR_msa_ftrunc_u_w)
24458 (CODE_FOR_msa_ftrunc_u_d, CODE_FOR_msa_ffint_s_w)
24459 (CODE_FOR_msa_ffint_s_d, CODE_FOR_msa_ffint_u_w)
24460 (CODE_FOR_msa_ffint_u_d, CODE_FOR_msa_fsub_w)
24461 (CODE_FOR_msa_fsub_d, CODE_FOR_msa_fmsub_d, CODE_FOR_msa_fmadd_w)
24462 (CODE_FOR_msa_fmadd_d, CODE_FOR_msa_fmsub_w, CODE_FOR_msa_fmul_w)
24463 (CODE_FOR_msa_fmul_d, CODE_FOR_msa_fdiv_w, CODE_FOR_msa_fdiv_d)
24464 (CODE_FOR_msa_fmax_w, CODE_FOR_msa_fmax_d, CODE_FOR_msa_fmax_a_w)
24465 (CODE_FOR_msa_fmax_a_d, CODE_FOR_msa_fmin_w, CODE_FOR_msa_fmin_d)
24466 (CODE_FOR_msa_fmin_a_w, CODE_FOR_msa_fmin_a_d)
24467 (CODE_FOR_msa_fsqrt_w, CODE_FOR_msa_fsqrt_d)
24468 (CODE_FOR_msa_max_s_b, CODE_FOR_msa_max_s_h)
24469 (CODE_FOR_msa_max_s_w, CODE_FOR_msa_max_s_d)
24470 (CODE_FOR_msa_max_u_b, CODE_FOR_msa_max_u_h)
24471 (CODE_FOR_msa_max_u_w, CODE_FOR_msa_max_u_d)
24472 (CODE_FOR_msa_min_s_b, CODE_FOR_msa_min_s_h)
24473 (CODE_FOR_msa_min_s_w, CODE_FOR_msa_min_s_d)
24474 (CODE_FOR_msa_min_u_b, CODE_FOR_msa_min_u_h)
24475 (CODE_FOR_msa_min_u_w, CODE_FOR_msa_min_u_d)
24476 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
24477 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
24478 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
24479 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
24480 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
24481 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
24482 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
24483 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
24484 (CODE_FOR_msa_mulv_b, CODE_FOR_msa_mulv_h, CODE_FOR_msa_mulv_w)
24485 (CODE_FOR_msa_mulv_d, CODE_FOR_msa_nlzc_b, CODE_FOR_msa_nlzc_h)
24486 (CODE_FOR_msa_nlzc_w, CODE_FOR_msa_nlzc_d, CODE_FOR_msa_nor_v)
24487 (CODE_FOR_msa_or_v, CODE_FOR_msa_ori_b, CODE_FOR_msa_nori_b)
24488 (CODE_FOR_msa_pcnt_b, CODE_FOR_msa_pcnt_h, CODE_FOR_msa_pcnt_w)
24489 (CODE_FOR_msa_pcnt_d, CODE_FOR_msa_xor_v, CODE_FOR_msa_xori_b)
24490 (CODE_FOR_msa_sll_b, CODE_FOR_msa_sll_h, CODE_FOR_msa_sll_w)
24491 (CODE_FOR_msa_sll_d, CODE_FOR_msa_slli_b, CODE_FOR_msa_slli_h)
24492 (CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, CODE_FOR_msa_sra_b)
24493 (CODE_FOR_msa_sra_h, CODE_FOR_msa_sra_w, CODE_FOR_msa_sra_d)
24494 (CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w)
24495 (CODE_FOR_msa_srai_d, CODE_FOR_msa_srl_b, CODE_FOR_msa_srl_h)
24496 (CODE_FOR_msa_srl_w, CODE_FOR_msa_srl_d, CODE_FOR_msa_srli_b)
24497 (CODE_FOR_msa_srli_h, CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d)
24498 (CODE_FOR_msa_subv_b, CODE_FOR_msa_subv_h, CODE_FOR_msa_subv_w)
24499 (CODE_FOR_msa_subv_d, CODE_FOR_msa_subvi_b, CODE_FOR_msa_subvi_h)
24500 (CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, CODE_FOR_msa_move_v)
24501 (CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, CODE_FOR_msa_vshf_w)
24502 (CODE_FOR_msa_vshf_d, CODE_FOR_msa_ilvod_d, CODE_FOR_msa_ilvev_d)
24503 (CODE_FOR_msa_pckod_d, CODE_FOR_msa_pckdev_d, CODE_FOR_msa_ldi_b)
24504 (CODE_FOR_msa_ldi_hi, CODE_FOR_msa_ldi_w)
24505 (CODE_FOR_msa_ldi_d): New code_aliasing macros.
24506 (mips_builtins): Add MSA sll_b, sll_h, sll_w, sll_d, slli_b,
24507 slli_h, slli_w, slli_d, sra_b, sra_h, sra_w, sra_d, srai_b,
24508 srai_h, srai_w, srai_d, srar_b, srar_h, srar_w, srar_d, srari_b,
24509 srari_h, srari_w, srari_d, srl_b, srl_h, srl_w, srl_d, srli_b,
24510 srli_h, srli_w, srli_d, srlr_b, srlr_h, srlr_w, srlr_d, srlri_b,
24511 srlri_h, srlri_w, srlri_d, bclr_b, bclr_h, bclr_w, bclr_d,
24512 bclri_b, bclri_h, bclri_w, bclri_d, bset_b, bset_h, bset_w,
24513 bset_d, bseti_b, bseti_h, bseti_w, bseti_d, bneg_b, bneg_h,
24514 bneg_w, bneg_d, bnegi_b, bnegi_h, bnegi_w, bnegi_d, binsl_b,
24515 binsl_h, binsl_w, binsl_d, binsli_b, binsli_h, binsli_w,
24516 binsli_d, binsr_b, binsr_h, binsr_w, binsr_d, binsri_b, binsri_h,
24517 binsri_w, binsri_d, addv_b, addv_h, addv_w, addv_d, addvi_b,
24518 addvi_h, addvi_w, addvi_d, subv_b, subv_h, subv_w, subv_d,
24519 subvi_b, subvi_h, subvi_w, subvi_d, max_s_b, max_s_h, max_s_w,
24520 max_s_d, maxi_s_b, maxi_s_h, maxi_s_w, maxi_s_d, max_u_b,
24521 max_u_h, max_u_w, max_u_d, maxi_u_b, maxi_u_h, maxi_u_w,
24522 maxi_u_d, min_s_b, min_s_h, min_s_w, min_s_d, mini_s_b, mini_s_h,
24523 mini_s_w, mini_s_d, min_u_b, min_u_h, min_u_w, min_u_d, mini_u_b,
24524 mini_u_h, mini_u_w, mini_u_d, max_a_b, max_a_h, max_a_w, max_a_d,
24525 min_a_b, min_a_h, min_a_w, min_a_d, ceq_b, ceq_h, ceq_w, ceq_d,
24526 ceqi_b, ceqi_h, ceqi_w, ceqi_d, clt_s_b, clt_s_h, clt_s_w,
24527 clt_s_d, clti_s_b, clti_s_h, clti_s_w, clti_s_d, clt_u_b,
24528 clt_u_h, clt_u_w, clt_u_d, clti_u_b, clti_u_h, clti_u_w,
24529 clti_u_d, cle_s_b, cle_s_h, cle_s_w, cle_s_d, clei_s_b, clei_s_h,
24530 clei_s_w, clei_s_d, cle_u_b, cle_u_h, cle_u_w, cle_u_d, clei_u_b,
24531 clei_u_h, clei_u_w, clei_u_d, ld_b, ld_h, ld_w, ld_d, st_b, st_h,
24532 st_w, st_d, sat_s_b, sat_s_h, sat_s_w, sat_s_d, sat_u_b, sat_u_h,
24533 sat_u_w, sat_u_d, add_a_b, add_a_h, add_a_w, add_a_d, adds_a_b,
24534 adds_a_h, adds_a_w, adds_a_d, adds_s_b, adds_s_h, adds_s_w,
24535 adds_s_d, adds_u_b, adds_u_h, adds_u_w, adds_u_d, ave_s_b,
24536 ave_s_h, ave_s_w, ave_s_d, ave_u_b, ave_u_h, ave_u_w, ave_u_d,
24537 aver_s_b, aver_s_h, aver_s_w, aver_s_d, aver_u_b, aver_u_h,
24538 aver_u_w, aver_u_d, subs_s_b, subs_s_h, subs_s_w, subs_s_d,
24539 subs_u_b, subs_u_h, subs_u_w, subs_u_d, subsuu_s_b, subsuu_s_h,
24540 subsuu_s_w, subsuu_s_d, subsus_u_b, subsus_u_h, subsus_u_w,
24541 subsus_u_d, asub_s_b, asub_s_h, asub_s_w, asub_s_d, asub_u_b,
24542 asub_u_h, asub_u_w, asub_u_d, mulv_b, mulv_h, mulv_w, mulv_d,
24543 maddv_b, maddv_h, maddv_w, maddv_d, msubv_b, msubv_h, msubv_w,
24544 msubv_d, div_s_b, div_s_h, div_s_w, div_s_d, div_u_b, div_u_h,
24545 div_u_w, div_u_d, hadd_s_h, hadd_s_w, hadd_s_d, hadd_u_h,
24546 hadd_u_w, hadd_u_d, hsub_s_h, hsub_s_w, hsub_s_d, hsub_u_h,
24547 hsub_u_w, hsub_u_d, mod_s_b, mod_s_h, mod_s_w, mod_s_d, mod_u_b,
24548 mod_u_h, mod_u_w, mod_u_d, dotp_s_h, dotp_s_w, dotp_s_d,
24549 dotp_u_h, dotp_u_w, dotp_u_d, dpadd_s_h, dpadd_s_w, dpadd_s_d,
24550 dpadd_u_h, dpadd_u_w, dpadd_u_d, dpsub_s_h, dpsub_s_w, dpsub_s_d,
24551 dpsub_u_h, dpsub_u_w, dpsub_u_d, sld_b, sld_h, sld_w, sld_d,
24552 sldi_b, sldi_h, sldi_w, sldi_d, splat_b, splat_h, splat_w,
24553 splat_d, splati_b, splati_h, splati_w, splati_d, pckev_b,
24554 pckev_h, pckev_w, pckev_d, pckod_b, pckod_h, pckod_w, pckod_d,
24555 ilvl_b, ilvl_h, ilvl_w, ilvl_d, ilvr_b, ilvr_h, ilvr_w, ilvr_d,
24556 ilvev_b, ilvev_h, ilvev_w, ilvev_d, ilvod_b, ilvod_h, ilvod_w,
24557 ilvod_d, vshf_b, vshf_h, vshf_w, vshf_d, and_v, andi_b, or_v,
24558 ori_b, nor_v, nori_b, xor_v, xori_b, bmnz_v, bmnzi_b, bmz_v,
24559 bmzi_b, bsel_v, bseli_b, shf_b, shf_h, shf_w, bnz_v, bz_v,
24560 fill_b, fill_h, fill_w, fill_d, pcnt_b, pcnt_h, pcnt_w,
24561 pcnt_d, nloc_b, nloc_h, nloc_w, nloc_d, nlzc_b, nlzc_h, nlzc_w,
24562 nlzc_d, copy_s_b, copy_s_h, copy_s_w, copy_s_d, copy_u_b,
24563 copy_u_h, copy_u_w, copy_u_d, insert_b, insert_h, insert_w,
24564 insert_d, insve_b, insve_h, insve_w, insve_d, bnz_b, bnz_h,
24565 bnz_w, bnz_d, bz_b, bz_h, bz_w, bz_d, ldi_b, ldi_h, ldi_w, ldi_d,
24566 fcaf_w, fcaf_d, fcor_w, fcor_d, fcun_w, fcun_d, fcune_w, fcune_d,
24567 fcueq_w, fcueq_d, fceq_w, fceq_d, fcne_w, fcne_d, fclt_w, fclt_d,
24568 fcult_w, fcult_d, fcle_w, fcle_d, fcule_w, fcule_d, fsaf_w,
24569 fsaf_d, fsor_w, fsor_d, fsun_w, fsun_d, fsune_w, fsune_d,
24570 fsueq_w, fsueq_d, fseq_w, fseq_d, fsne_w, fsne_d, fslt_w,
24571 fslt_d, fsult_w, fsult_d, fsle_w, fsle_d, fsule_w, fsule_d,
24572 fadd_w, fadd_d, fsub_w, fsub_d, fmul_w, fmul_d, fdiv_w, fdiv_d,
24573 fmadd_w, fmadd_d, fmsub_w, fmsub_d, fexp2_w, fexp2_d, fexdo_h,
24574 fexdo_w, ftq_h, ftq_w, fmin_w, fmin_d, fmin_a_w, fmin_a_d,
24575 fmax_w, fmax_d, fmax_a_w, fmax_a_d, mul_q_h, mul_q_w, mulr_q_h,
24576 mulr_q_w, madd_q_h, madd_q_w, maddr_q_h, maddr_q_w, msub_q_h,
24577 msub_q_w, msubr_q_h, msubr_q_w, fclass_w, fclass_d, fsqrt_w,
24578 fsqrt_d, frcp_w, frcp_d, frint_w, frint_d, frsqrt_w, frsqrt_d,
24579 flog2_w, flog2_d, fexupl_w, fexupl_d, fexupr_w, fexupr_d, ffql_w,
24580 ffql_d, ffqr_w, ffqr_d, ftint_s_w, ftint_s_d, ftint_u_w,
24581 ftint_u_d, ftrunc_s_w, ftrunc_s_d, ftrunc_u_w, ftrunc_u_d,
24582 ffint_s_w, ffint_s_d, ffint_u_w, ffint_u_d, ctcmsa, cfcmsa,
24584 (mips_get_builtin_decl_index): New array.
24585 (MIPS_ATYPE_QI, MIPS_ATYPE_HI, MIPS_ATYPE_V2DI, MIPS_ATYPE_V4SI)
24586 (MIPS_ATYPE_V8HI, MIPS_ATYPE_V16QI, MIPS_ATYPE_V2DF)
24587 (MIPS_ATYPE_V4SF, MIPS_ATYPE_UV2DI, MIPS_ATYPE_UV4SI)
24588 (MIPS_ATYPE_UV8HI, MIPS_ATYPE_UV16QI): New.
24589 (mips_init_builtins): Initialize mips_get_builtin_decl_index
24591 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
24593 (mips_expand_builtin_insn): Prepare operands for
24594 CODE_FOR_msa_addvi_b, CODE_FOR_msa_addvi_h, CODE_FOR_msa_addvi_w,
24595 CODE_FOR_msa_addvi_d, CODE_FOR_msa_clti_u_b,
24596 CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w,
24597 CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_u_b,
24598 CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w,
24599 CODE_FOR_msa_clei_u_d, CODE_FOR_msa_maxi_u_b,
24600 CODE_FOR_msa_maxi_u_h, CODE_FOR_msa_maxi_u_w,
24601 CODE_FOR_msa_maxi_u_d, CODE_FOR_msa_mini_u_b,
24602 CODE_FOR_msa_mini_u_h, CODE_FOR_msa_mini_u_w,
24603 CODE_FOR_msa_mini_u_d, CODE_FOR_msa_subvi_b,
24604 CODE_FOR_msa_subvi_h, CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d,
24605 CODE_FOR_msa_ceqi_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w,
24606 CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b,
24607 CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w,
24608 CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clei_s_b,
24609 CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w,
24610 CODE_FOR_msa_clei_s_d, CODE_FOR_msa_maxi_s_b,
24611 CODE_FOR_msa_maxi_s_h, CODE_FOR_msa_maxi_s_w,
24612 CODE_FOR_msa_maxi_s_d, CODE_FOR_msa_mini_s_b,
24613 CODE_FOR_msa_mini_s_h, CODE_FOR_msa_mini_s_w,
24614 CODE_FOR_msa_mini_s_d, CODE_FOR_msa_andi_b, CODE_FOR_msa_ori_b,
24615 CODE_FOR_msa_nori_b, CODE_FOR_msa_xori_b, CODE_FOR_msa_bmzi_b,
24616 CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bseli_b, CODE_FOR_msa_fill_b,
24617 CODE_FOR_msa_fill_h, CODE_FOR_msa_fill_w, CODE_FOR_msa_fill_d,
24618 CODE_FOR_msa_ilvl_b, CODE_FOR_msa_ilvl_h, CODE_FOR_msa_ilvl_w,
24619 CODE_FOR_msa_ilvl_d, CODE_FOR_msa_ilvr_b, CODE_FOR_msa_ilvr_h,
24620 CODE_FOR_msa_ilvr_w, CODE_FOR_msa_ilvr_d, CODE_FOR_msa_ilvev_b,
24621 CODE_FOR_msa_ilvev_h, CODE_FOR_msa_ilvev_w, CODE_FOR_msa_ilvod_b,
24622 CODE_FOR_msa_ilvod_h, CODE_FOR_msa_ilvod_w, CODE_FOR_msa_pckev_b,
24623 CODE_FOR_msa_pckev_h, CODE_FOR_msa_pckev_w, CODE_FOR_msa_pckod_b,
24624 CODE_FOR_msa_pckod_h, CODE_FOR_msa_pckod_w, CODE_FOR_msa_slli_b,
24625 CODE_FOR_msa_slli_h, CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d,
24626 CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w,
24627 CODE_FOR_msa_srai_d, CODE_FOR_msa_srli_b, CODE_FOR_msa_srli_h,
24628 CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d, CODE_FOR_msa_insert_b,
24629 CODE_FOR_msa_insert_h, CODE_FOR_msa_insert_w,
24630 CODE_FOR_msa_insert_d, CODE_FOR_msa_insve_b,
24631 CODE_FOR_msa_insve_h, CODE_FOR_msa_insve_w, CODE_FOR_msa_insve_d,
24632 CODE_FOR_msa_shf_b, CODE_FOR_msa_shf_h, CODE_FOR_msa_shf_w,
24633 CODE_FOR_msa_shf_w_f, CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h,
24634 CODE_FOR_msa_vshf_w, CODE_FOR_msa_vshf_d.
24635 (mips_expand_builtin): Add case for MIPS_BULTIN_MSA_TEST_BRANCH.
24636 (mips_set_compression_mode): Disallow MSA with MIPS16 code.
24637 (mips_option_override): -mmsa requires -mfp64 and -mhard-float.
24638 These are set implicitly and an error is reported if overridden.
24639 (mips_expand_builtin_msa_test_branch): New function.
24640 (mips_expand_msa_shuffle): Likewise.
24641 (MAX_VECT_LEN): Increase maximum length of a vector to 16 bytes.
24642 (TARGET_SCHED_REASSOCIATION_WIDTH): Define target hook.
24643 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Likewise.
24644 (mips_expand_vec_unpack): Add support for MSA.
24645 (mips_expand_vector_init): Likewise.
24646 (mips_expand_vi_constant): Use CONST0_RTX (element_mode)
24647 instead of const0_rtx.
24648 (mips_msa_vec_parallel_const_half): New function.
24649 (mips_gen_const_int_vector): Likewise.
24650 (mips_gen_const_int_vector_shuffle): Likewise.
24651 (mips_expand_msa_cmp): Likewise.
24652 (mips_expand_vec_cond_expr): Likewise.
24653 * config/mips/mips.h
24654 (TARGET_CPU_CPP_BUILTINS): Add __mips_msa and __mips_msa_width.
24655 (OPTION_DEFAULT_SPECS): Ignore --with-fp-32 if -mmsa is
24657 (ASM_SPEC): Pass mmsa and mno-msa to the assembler.
24658 (ISA_HAS_MSA): New macro.
24659 (UNITS_PER_MSA_REG): Likewise.
24660 (BITS_PER_MSA_REG): Likewise.
24661 (BIGGEST_ALIGNMENT): Redefine using ISA_HAS_MSA.
24662 (MSA_REG_FIRST): New macro.
24663 (MSA_REG_LAST): Likewise.
24664 (MSA_REG_NUM): Likewise.
24665 (MSA_REG_P): Likewise.
24666 (MSA_REG_RTX_P): Likewise.
24667 (MSA_SUPPORTED_MODE_P): Likewise.
24668 (HARD_REGNO_CALL_PART_CLOBBERED): Redefine using TARGET_MSA.
24669 (ADDITIONAL_REGISTER_NAMES): Add named registers $w0-$w31.
24670 * config/mips/mips.md: Include mips-msa.md.
24671 (alu_type): Add simd_add.
24672 (mode): Add V2DI, V4SI, V8HI, V16QI, V2DF, V4SF.
24673 (type): Add simd_div, simd_fclass, simd_flog2, simd_fadd,
24674 simd_fcvt, simd_fmul, simd_fmadd, simd_fdiv, simd_bitins,
24675 simd_bitmov, simd_insert, simd_sld, simd_mul, simd_fcmp,
24676 simd_fexp2, simd_int_arith, simd_bit, simd_shift, simd_splat,
24677 simd_fill, simd_permute, simd_shf, simd_sat, simd_pcnt,
24678 simd_copy, simd_branch, simd_cmsa, simd_fminmax, simd_logic,
24679 simd_move, simd_load, simd_store. Choose "multi" for moves
24681 (qword_mode): New attribute.
24682 (insn_count): Add instruction count for quad moves.
24683 Increase the count for MIPS SIMD division.
24684 (UNITMODE): Add UNITMODEs for vector types.
24685 (addsub): New code iterator.
24686 * config/mips/mips.opt (mmsa): New option.
24687 * config/mips/msa.h: New file.
24688 * config/mips/mti-elf.h: Don't infer -mfpxx if -mmsa is
24690 * config/mips/mti-linux.h: Likewise.
24691 * config/mips/predicates.md
24692 (const_msa_branch_operand): New constraint.
24693 (const_uimm3_operand): Likewise.
24694 (const_uimm4_operand): Likewise.
24695 (const_uimm5_operand): Likewise.
24696 (const_uimm8_operand): Likewise.
24697 (const_imm5_operand): Likewise.
24698 (aq10b_operand): Likewise.
24699 (aq10h_operand): Likewise.
24700 (aq10w_operand): Likewise.
24701 (aq10d_operand): Likewise.
24702 (const_m1_operand): Likewise.
24703 (reg_or_m1_operand): Likewise.
24704 (const_exp_2_operand): Likewise.
24705 (const_exp_4_operand): Likewise.
24706 (const_exp_8_operand): Likewise.
24707 (const_exp_16_operand): Likewise.
24708 (const_vector_same_val_operand): Likewise.
24709 (const_vector_same_simm5_operand): Likewise.
24710 (const_vector_same_uimm5_operand): Likewise.
24711 (const_vector_same_uimm6_operand): Likewise.
24712 (const_vector_same_uimm8_operand): Likewise.
24713 (par_const_vector_shf_set_operand): Likewise.
24714 (reg_or_vector_same_val_operand): Likewise.
24715 (reg_or_vector_same_simm5_operand): Likewise.
24716 (reg_or_vector_same_uimm6_operand): Likewise.
24717 * doc/extend.texi (MIPS SIMD Architecture Functions): New
24719 * doc/invoke.texi (-mmsa): Document new option.
24721 2016-05-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
24723 * configure.ac (enable_vtable_verify): Handle --enable-vtable-verify.
24724 * configure: Regenerate.
24725 * config.in: Regenerate.
24726 * gcc.c (VTABLE_VERIFICATION_SPEC) [!ENABLE_VTABLE_VERIFY]: Error
24727 on -fvtable-verify.
24728 * config/sol2.h [!ENABLE_VTABLE_VERIFY] (STARTFILE_VTV_SPEC): Define.
24729 (ENDFILE_VTV_SPEC): Define.
24731 2016-05-09 Kaushik Phatak <kaushik.phatak@kpit.com>
24733 * config/rl78/rl78.c (rl78_expand_prologue): Save the MDUC related
24734 registers in all interrupt handlers if necessary.
24735 (rl78_option_override): Add warning.
24736 (MUST_SAVE_MDUC_REGISTERS): New macro.
24737 (rl78_expand_epilogue): Restore the MDUC registers if necessary.
24738 * config/rl78/rl78.c (check_mduc_usage): New function.
24739 (mduc_regs): New structure to hold MDUC register data.
24740 * config/rl78/rl78.md (is_g13_muldiv_insn): New attribute.
24741 (mulsi3_g13): Add is_g13_muldiv_insn attribute.
24742 (udivmodsi4_g13): Add is_g13_muldiv_insn attribute.
24743 (mulhi3_g13): Add is_g13_muldiv_insn attribute.
24744 * config/rl78/rl78.opt (msave-mduc-in-interrupts): New option.
24745 * doc/invoke.texi (RL78 Options): Add -msave-mduc-in-interrupts.
24747 2016-05-09 Bin Cheng <bin.cheng@arm.com>
24749 * tree-if-conv.c (tree-ssa-loop.h): Include header file.
24750 (tree-ssa-loop-niter.h): Ditto.
24751 (idx_within_array_bound, ref_within_array_bound): New functions.
24752 (ifcvt_memrefs_wont_trap): Check if array ref is within bound.
24753 Factor out check on writable base object to ...
24754 (base_object_writable): ... here.
24756 2016-05-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24758 * config/arm/arm.md (probe_stack): Add modes to set source
24761 2016-05-09 Bernd Schmidt <bschmidt@redhat.com>
24763 * regrename.c (base_reg_class_for_rename): New static function.
24764 (scan_rtx_address, scan_rtx): Use it instead of base_reg_class.
24766 2016-05-08 Jan Hubicka <hubicka@ucw.cz>
24768 * cgraph.c (thunk_adjust): Export.
24769 * cgraphclones.c (cgraph_node::create_clone): Clone thunk info.
24770 * cgraphunit.c (thunk_adjust): Export.
24771 (cgraph_node::assemble_thunks_and_aliases): Do not assemble inlined
24773 * ipa-inline-analyssi.c (compute_inline_parameters): Thunks are
24775 * tree-inline.c (expand_call_inline): Expand thunks inline.
24777 2016-05-08 Uros Bizjak <ubizjak@gmail.com>
24780 * config/i386/sse.md (*sse2_vd_cvtsd2ss): New insn pattern.
24781 (*sse2_vd_cvtss2sd): Ditto.
24782 * config/i386/i386.md
24783 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf splitter):
24784 Generate *sse2_vd_cvtsd2ss pattern.
24785 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df splitter):
24786 Generate *sse2_vd_cvtss2sd pattern.
24788 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
24790 * config/sh/sh.h (GET_SH_ARG_CLASS): Convert macro into ...
24791 * config/sh/sh.c (get_sh_arg_class): ... this new function. Update its
24794 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
24796 * config/sh/sh-protos.h (sh_media_register_for_return): Remove.
24797 * config/sh/sh.c: Define and declare variables on first use throughout
24799 (current_function_interrupt): Change to bool type.
24800 (frame_insn): Rename to emit_frame_insn and update users.
24801 (push_regs): Use bool for 'interrupt_handler' argument.
24802 (save_schedule_s): Remove.
24803 (TARGET_ASM_UNALIGNED_DI_OP, TARGET_ASM_ALIGNED_DI_OP): Remove.
24804 (sh_option_override): Don't nullify targetm.asm_out.aligned_op.di and
24805 targetm.asm_out.unaligned_op.di.
24806 (gen_far_branch): Remove redundant forward declaration.
24807 (sh_media_register_for_return, MAX_SAVED_REGS, save_entry_s, save_entry,
24808 MAX_TEMPS, save_schedule_ssave_schedule): Remove.
24809 (sh_set_return_address, sh_function_ok_for_sibcall,
24810 scavenge_reg): Update comments.
24811 (sh_builtin_saveregs): Use TRAGET_FPU_ANY condition.
24812 (sh2a_get_function_vector_number, sh2a_function_vector_p): Use for loop.
24813 (sh_attr_renesas_p): Remove unnecessary parentheses.
24814 (branch_dest): Simplify.
24815 * config/sh/sh.h (sh_args): Remove byref, byref_regs, stack_regs fields.
24816 Change force_mem, prototype_p, outgoing, renesas_abi fields to bool.
24817 (CUMULATIVE_ARGS): Change macro to typedef.
24818 (current_function_interrupt): Change to bool type.
24819 (sh_arg_class, sh_args, CUMULATIVE_ARGS, current_function_interrupt):
24820 Surround with __cplusplus ifdef.
24821 (sh_compare_op0, sh_compare_op1): Remove.
24822 (EPILOGUE_USES): Use TARGET_FPU_ANY condition.
24824 2016-05-07 Jim Wilson <jim.wilson@linaro.org>
24826 * config/arm/arm.md (arch): Add neon.
24827 (arch_enabled): Return yes for arch neon when TARGET_NEON.
24828 * config/arm/vfp.md (movdf_vfp): Add w/G as alternative 3. Add
24829 neon_move as type for alt 3. Add arch attr enabling alt 3 for neon.
24830 Emit vmov.i64 for alt 3. Renumber alternatives 3 to 8. Adjust
24831 attributes for alt renumbering. Mark alt 3 as non-predicable.
24832 (thumb2_movdf_vfp): Likewise.
24834 2016-05-07 Uros Bizjak <ubizjak@gmail.com>
24836 * config/i386/i386.md (*addqi_1): Add preferred_for_speed attribute
24837 to disparage alternatives 3 and 4 for TARGET_PARTIAL_REG_STALL targets.
24838 (*andqi_1): Add preferred_for_speed attribute to disparage
24839 alternative 2 for TARGET_PARTIAL_REG_STALL targets.
24840 (*<code>qi_1): Ditto.
24841 (*one_cmplqi2_1): Add preferred_for_speed attribute to disparage
24842 alternative 1 for TARGET_PARTIAL_REG_STALL targets.
24843 (*ashlqi3_1): Ditto.
24844 (*swap<mode>): Merge from *swap<mode>_1 and *swap<mode>_2 patterns.
24845 Add preferred_for_size attribute to disparage alternative 0 and
24846 preferred_for_speed attribute to disparage alternative 1 for
24847 TARGET_PARTIAL_REG_STALL targets.
24849 2016-05-07 Tom de Vries <tom@codesourcery.com>
24851 PR tree-optimization/70956
24852 * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL
24855 2016-05-07 Oleg Endo <olegendo@gcc.gnu.org>
24857 * config/sh/sh-protos.h (sh_cbranch_distance): Declare new function.
24858 * config/sh/sh.c (sh_cbranch_distance): Implement it.
24859 * config/sh/sh.md (branch_zero): Remove define_attr.
24860 (define_delay): Disable delay slot if branch distance is one insn.
24862 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
24864 * config/i386/i386.md (LEAMODE): New mode attribute.
24865 (plus to LEA splitter): Rewrite splitter using LEAMODE mode attribute.
24866 (ashift to LEA splitter): Rewrte splitter using SWI mode iterator
24867 and LEAMODE mode attribute. Use VOIDmode const_0_to_3_operand as
24868 operand 2 predicate.
24869 (*lea<mode>_general_2): Use VOIDmode for const248_operand.
24870 (*lea<mode>_general_3): Ditto.
24871 (*lea<mode>_general_4): Use VOIDmode for const_0_to_3_operand.
24873 2016-05-06 Jakub Jelinek <jakub@redhat.com>
24875 * genmddump.c (main): Convert argv from char ** to const char **.
24877 2016-05-06 David Malcolm <dmalcolm@redhat.com>
24879 * coretypes.h (OVERRIDE): New macro.
24880 (FINAL): New macro.
24882 2016-05-06 Eric Botcazou <ebotcazou@adacore.com>
24884 * tree-ssa-coalesce.c (gimple_can_coalesce_p): In the optimized case,
24885 allow coalescing if the types are compatible.
24887 2016-05-06 David Malcolm <dmalcolm@redhat.com>
24889 * pass_manager.h (pass_manager::register_pass_name): New method.
24890 (pass_manager::get_pass_by_name): New method.
24891 (pass_manager::create_pass_tab): New method.
24892 (pass_manager::m_name_to_pass_map): New field.
24893 * passes.c (name_to_pass_map): Delete global in favor of field
24894 "m_name_to_pass_map" of pass_manager.
24895 (register_pass_name): Rename from a function to...
24896 (pass_manager::register_pass_name): ...this method, updating
24897 for renaming of global "name_to_pass_map" to field
24898 "m_name_to_pass_map".
24899 (create_pass_tab): Rename from a function to...
24900 (pass_manager::create_pass_tab): ...this method, updating
24901 for renaming of global "name_to_pass_map" to field.
24902 (get_pass_by_name): Rename from a function to...
24903 (pass_manager::get_pass_by_name): ...this method.
24904 (enable_disable_pass): Convert use of get_pass_by_name to
24905 a method call, locating the pass_manager singleton.
24907 2016-05-06 David Malcolm <dmalcolm@redhat.com>
24909 * genattr-common.c (main): Convert argv from char ** to const char **.
24910 * genattr.c (main): Likewise.
24911 * genattrtab.c (main): Likewise.
24912 * genautomata.c (initiate_automaton_gen): Likewise.
24914 * gencodes.c (main): Likewise.
24915 * genconditions.c (main): Likewise.
24916 * genconfig.c (main): Likewise.
24917 * genconstants.c (main): Likewise.
24918 * genemit.c (main): Likewise.
24919 * genenums.c (main): Likewise.
24920 * genextract.c (main): Likewise.
24921 * genflags.c (main): Likewise.
24922 * genmddeps.c (main): Likewise.
24923 * genopinit.c (main): Likewise.
24924 * genoutput.c (main): Likewise.
24925 * genpeep.c (main): Likewise.
24926 * genpreds.c (main): Likewise.
24927 * genrecog.c (main): Likewise.
24928 * gensupport.c (init_rtx_reader_args_cb): Likewise.
24929 (init_rtx_reader_args): Likewise.
24930 * gensupport.h (init_rtx_reader_args_cb): Likewise.
24931 (init_rtx_reader_args): Likewise.
24932 * gentarget-def.c (main): Likewise.
24933 * read-md.c (read_md_files): Likewise.
24934 * read-md.h (read_md_files): Likewise.
24936 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
24938 * config/i386/i386.md (int cmove peephole2s): Use general_reg_operand
24939 instead of register_and_not_any_fp_reg_operand as operand 0 predicate.
24940 * config/i386/predicates.md (register_and_not_any_fp_reg_operand):
24941 Remove unused predicate.
24942 (register_and_not_fp_reg_operand): Ditto.
24944 2016-05-06 Martin Liska <mliska@suse.cz>
24946 * tree-if-conv.c (ifcvt_split_critical_edges): Use auto_vec
24947 instead of vec as the vector is local to the function.
24949 2016-05-06 Jakub Jelinek <jakub@redhat.com>
24951 * config/i386/sse.md (*<code>v8hi3, *<code>v16qi3): Add
24952 avx512bw alternative.
24954 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>): Move
24955 before the ashr<mode>3 pattern.
24957 * config/i386/sse.md (*avx2_pmaddwd, *sse2_pmaddwd): Use
24958 v instead of x in vex or maybe_vex alternatives, use
24959 maybe_evex instead of vex in prefix.
24961 * config/i386/sse.md (*vec_extractv4sf_0, *sse4_1_extractps,
24962 *vec_extractv4sf_mem, vec_extract_lo_v16hi, vec_extract_hi_v16hi,
24963 vec_extract_lo_v32qi, vec_extract_hi_v32qi): Use v instead of x
24964 in vex or maybe_vex alternatives, use maybe_evex instead of vex
24967 * config/i386/sse.md (*vec_concatv2sf_sse4_1, *vec_concatv4sf): Use
24968 v instead of x in vex or maybe_vex alternatives, use
24969 maybe_evex instead of vex in prefix.
24971 * config/i386/sse.md (sse_shufps_<mode>, sse_storehps, sse_loadhps,
24972 sse_storelps, sse_movss, avx2_vec_dup<mode>, avx2_vec_dupv8sf_1,
24973 sse2_shufpd_<mode>, sse2_storehpd, sse2_storelpd, sse2_loadhpd,
24974 sse2_loadlpd, sse2_movsd): Use v instead of x in vex or maybe_vex
24975 alternatives, use maybe_evex instead of vex in prefix.
24977 * config/i386/sse.md (vec_interleave_lowv4sf,
24978 *vec_interleave_highv2df, *vec_interleave_lowv2df): Use
24979 v instead of x in vex or maybe_vex alternatives, use
24980 maybe_evex instead of vex in prefix.
24982 * config/i386/sse.md (sse_movhlps, sse_movlhps): Use
24983 v instead of x in vex or maybe_vex alternatives, use
24984 maybe_evex instead of vex in prefix.
24986 * config/i386/sse.md (*avx_cvtpd2dq256_2, *avx_cvtps2pd256_2): Use
24987 v constraint instead of x.
24989 2016-05-06 Nathan Sidwell <nathan@codesourcery.com>
24991 * gimple.c (gimple_call_same_target_p): Unique functions are eq.
24992 * tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq
24995 2016-05-06 Richard Biener <rguenther@suse.de>
24997 PR tree-optimization/70948
24998 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
24999 Properly clobber all fields of va_list for __builtin_va_start.
25001 2016-05-06 Yuri Rumyantsev <ysrumyan@gmail.com>
25004 * tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with
25005 loop latch destination.
25007 2016-05-06 Martin Liska <mliska@suse.cz>
25009 * tree-ssa-uninit.c: Apply manual changes
25010 to the GNU coding style.
25011 (prune_uninit_phi_opnds): Rename from
25012 prune_uninit_phi_opnds_in_unrealizable_paths.
25014 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
25016 * config/sh/sh.opt (madjust-unroll, minvalid-symbols, msoft-atomic,
25017 mspace): Remove deprecated options.
25018 * doc/invoke.texi (SH options): Remove -mspace.
25020 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
25022 * config/sh/sh.md (ic_invalidate_line_sh4a): Fix insn length.
25024 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
25026 * config/sh/sh.md (*cmpeqsi_t): Remove combine insn pattern and similar
25027 corresponding combine split pattern.
25029 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
25032 * config/sh/predicates.md (long_displacement_mem_operand): New.
25033 * config/sh/sh.md (movsi_i): Allow for SH2A, disallow for any FPU.
25034 Add movi20, movi20s alternatives. Adjust length attribute for
25036 (movsi_ie): Allow for any FPU. Adjust length attribute for
25038 (movsi_i_lowpart): Add movi20, movi20s alternatives. Adjust length
25039 attribute for alternatives.
25040 (*mov<mode>): Use long_displacement_mem_operand for length attribute.
25041 (*movdi_i, movdf_k, movdf_i4, movsf_i, movsf_ie, movsf_ie_ra): Adjust
25042 length attribute for alternatives.
25044 2016-05-06 Richard Biener <rguenther@suse.de>
25046 PR tree-optimization/70960
25047 * tree-if-conv.c (ifcvt_walk_pattern_tree): Handle non-SSA ops.
25049 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
25052 * config/sh/sh.md (*cmp_div0s_7, *cmp_div0s_8): Add div0s variants.
25053 * config/sh/sh.c (sh_rtx_costs): Add another div0s case.
25055 2016-05-06 Marek Polacek <polacek@redhat.com>
25058 * ubsan.c (get_ubsan_type_info_for_type): Remove assert.
25060 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
25063 * config/sh/sh.md (*rotcr): Add another variant.
25065 2016-05-06 Richard Biener <rguenther@suse.de>
25067 PR middle-end/70931
25068 * dwarf2out.c (native_encode_initializer): Skip zero-sized fields.
25070 2016-05-06 Richard Biener <rguenther@suse.de>
25072 PR middle-end/70941
25073 * fold-const.c (split_tree): Always convert to the original type
25076 2016-05-06 Richard Biener <rguenther@suse.de>
25078 * fwprop.c (fwprop): Remove duplicate cleanup_cfg call.
25079 (fwprop_addr): Likewise.
25081 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
25084 * config/i386/i386-protos.h (ix86_standard_x87sse_constant_load_p):
25086 * config/i386/i386.c (ix86_standard_x87sse_constant_load_p): New.
25087 * config/i386/i386.md (push mem splitter): Use find_constant_src in
25088 the splitter condition.
25089 (FP load splitter): Use ix86_standard_x87sse_constant_load_p in
25090 the splitter condition.
25091 (FP float_extend load splitter): Ditto.
25093 2016-05-05 Uros Bizjak <ubizjak@gmail.com>
25095 * config/i386/i386.md (peehole2 patterns): Change true_regnum
25096 to REGNO in all peephole2 patterns.
25097 (post-reload splitters): Change true_regnum to REGNO in
25098 post-reload splitters.
25099 (zero_extend splitters): Use general_reg_operand and
25100 nonimmediate_gr_operand predicates.
25102 2016-05-05 Jakub Jelinek <jakub@redhat.com>
25104 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>): Use
25105 v constraint instead of x.
25107 2016-05-05 Alan Modra <amodra@gmail.com>
25110 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
25111 set OPTION_MASK_RELOCATABLE when flag_pic == 2. Set
25112 TARGET_NO_FP_IN_TOC for -mrelocatable.
25113 (MINIMAL_TOC_SECTION_ASM_OP): Remove redundant
25114 TARGET_RELOCATABLE test.
25115 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
25116 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
25117 * config/rs6000/linux64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
25118 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
25119 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
25120 * config/rs6000/freebsd64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
25121 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
25122 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
25123 * config/rs6000/predicates.md (easy_fp_constant): Likewise.
25124 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
25126 (rs6000_assemble_integer): Update TARGET_RELOCATABLE test.
25127 (rs6000_stack_info): Likewise.
25128 (rs6000_elf_asm_out_constructor): Likewise.
25129 (rs6000_elf_asm_out_destructor): Likewise.
25130 (rs6000_elf_declare_function_name): Likewise.
25131 * config/rs6000/rs6000.md (load_toc_aix_di): Likewise.
25132 * config/rs6000/rs6000.h (MASK_RELOCATABLE, MASK_MINIMAL_TOC):
25135 2016-05-05 Alan Modra <amodra@gmail.com>
25137 * config/rs6000/rs6000.c (rs6000_frame_related): Rewrite.
25139 2016-05-05 Alan Modra <amodra@gmail.com>
25141 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
25142 out-of-line gpr restore for one or two regs if that would add
25145 2016-05-04 Uros Bizjak <ubizjak@gmail.com>
25148 * config/i386/i386.md
25149 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df peephole2):
25150 Change to post-epilogue_completed late splitter. Use sse_reg_operand
25151 as operand 0 predicate.
25152 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf peephole2):
25154 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float {si,di}->{sf,df} peephole2):
25155 Ditto. Emit the pattern using RTX.
25157 (TARGET_USE_VECTOR_FP_CONVERTS float_extend sf->df splitter):
25158 Use sse_reg_opreand as operand 0 predicate. Do not use true_regnum in
25159 the post-reload splitter. Use lowpart_subreg instead of gen_rtx_REG.
25160 (TARGET_USE_VECTOR_FP_CONVERTS float_truncate df->sf splitter):
25162 (TARGET_USE_VECTOR_CONVERTS float si->{sf,df} splitter): Use
25163 sse_reg_operand as operand 0 predicate.
25165 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_extend sf->df peephole2):
25166 Use sse_reg_opreand as operand 0 predicate. Use lowpart_subreg
25167 instead of gen_rtx_REG.
25168 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_truncate sf->df peephole2):
25171 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
25173 * function.c (emit_use_return_register_into_block): Delete.
25174 (gen_return_pattern): Delete.
25175 (emit_return_into_block): Delete.
25176 (active_insn_between): Delete.
25177 (convert_jumps_to_returns): Delete.
25178 (emit_return_for_exit): Delete.
25179 (thread_prologue_and_epilogue_insns): Delete all code dealing with
25180 simple_return for shrink-wrapped blocks.
25181 * shrink-wrap.c (try_shrink_wrapping): Insert simple_return at the
25182 end of blocks that need one.
25183 (get_unconverted_simple_return): Delete.
25184 (convert_to_simple_return): Delete.
25185 * shrink-wrap.c (get_unconverted_simple_return): Delete declaration.
25186 (convert_to_simple_return): Ditto.
25188 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
25190 * cfgcleanup.c (bb_is_just_return): New function.
25191 (try_optimize_cfg): Simplify jumps to return, branches to return,
25192 and branches around return.
25194 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
25196 * cfgcleanup.c (try_simplify_condjump): Don't try to simplify a
25197 branch to a return.
25199 2016-05-04 Jakub Jelinek <jakub@redhat.com>
25203 * tree-core.h (enum operand_equal_flag): Add OEP_HASH_CHECK.
25204 * tree.c (inchash::add_expr): If !IS_EXPR_CODE_CLASS (tclass),
25205 assert flags & OEP_HASH_CHECK, instead of asserting it
25206 never happens. Handle TARGET_EXPR.
25207 * fold-const.c (operand_equal_p): For hash verification,
25208 or in OEP_HASH_CHECK into flags.
25210 2016-05-04 Eric Botcazou <ebotcazou@adacore.com>
25212 * tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head
25214 (compute_samebase_partition_bases): Fix typo.
25216 2016-05-04 Jakub Jelinek <jakub@redhat.com>
25218 * config/i386/sse.md (vec_interleave_highv8sf,
25219 vec_interleave_lowv8sf, vec_interleave_highv4df,
25220 vec_interleave_lowv4df): Remove constraints from expanders.
25222 * config/i386/sse.md (sse2_movq128): Use v constraint instead of x.
25224 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
25226 * tree-inline.c (expand_call_inline): Fix path dealing with
25227 making lhs of call statement undefined.
25229 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
25231 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases):
25232 Check availability on NODE, too.
25233 * cgraph.h (symtab_node::call_for_symbol_and_aliases): Likewise.
25234 (cgraph_node::call_for_symbol_and_aliases): Likewise.
25235 (varpool_node::call_for_symbol_and_aliase): Likewise.
25236 * ipa-pure-const.c (add_new_function): Analyze all bodies.
25237 (propagate_pure_const): Propagate across interposable functions, too.
25238 (skip_function_for_local_pure_const): Do not skip interposable bodies
25240 (pass_local_pure_const::execute): Update.
25242 2016-05-04 Marek Polacek <polacek@redhat.com>
25244 * doc/invoke.texi: Document -Wdangling-else.
25246 2016-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
25248 * config.gcc: Error out when conflicting multilib is detected. Do not
25249 loop over multilibs since no combination is legal.
25251 2016-05-04 Alan Modra <amodra@gmail.com>
25253 * config/rs6000/rs6000.h (PIC_OFFSET_TABLE_REGNUM): Correct.
25254 * config/rs6000/sysv4.h (TARGET_TOC): Simplify.
25255 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
25258 2016-05-04 Matthew Fortune <matthew.fortune@imgtec.com>
25260 * config/mips/mips-cpus.def (p5600): Avoid IMADD by default.
25261 Clean up p5600 comments.
25263 2016-05-04 Richard Biener <rguenther@suse.de>
25265 * match.pd: Add BIT_FIELD_REF canonicalizations and vector
25266 constructor simplifications.
25267 * fold-const.c (fold_ternary_loc): Remove duplicate functionality here.
25269 2016-05-04 Oleg Endo <olegendo@gcc.gnu.org>
25271 * config/sh/predicates (post_inc_mem, pre_dec_mem): New predicates.
25272 * config/sh/sh-protos.h (sh_find_set_of_reg): Return null result if
25273 result.set_rtx is null instead of aborting.
25274 * config/sh/sh.h (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT):
25276 (USE_LOAD_PRE_DECREMENT, USE_STORE_POST_INCREMENT): Enable for SH2A.
25277 * config/sh/sh.md (*extend<mode>si2_predec, *mov<mode>_load_predec,
25278 *mov<mode>_store_postinc): New patterns.
25280 2016-05-04 Marc Glisse <marc.glisse@inria.fr>
25282 * match.pd ((A | B) & (A | C)): Generalize to BIT_XOR_EXPR. Mark
25283 as commutative. Check both conversions are NOP.
25284 ((A & B) OP (C & B)): Remove.
25286 2016-05-04 Alan Modra <amodra@gmail.com>
25288 * combine.c (simplify_set): Correct WORD_REGISTER_OPERATIONS test.
25290 2016-05-04 Alan Modra <amodra@gmail.com>
25293 * config/rs6000/rs6000.c (rs6000_stack_info): Don't set cr_save_p
25294 when cr2,3,4 are all fixed regs.
25296 2016-05-04 Bernd Schmidt <bschmidt@redhat.com>
25298 PR rtl-optimization/57193
25299 * opts.c (default_options_table): Revert OPT_frename_registers change.
25300 * doc/invoke.texi (-frename-registers, -O2): Likewise.
25302 2016-05-03 Martin Sebor <msebor@redhat.com>
25305 * builtins.c (fold_builtin_FILE): New function.
25306 (fold_builtin_FUNCTION, fold_builtin_LINE): New functions.
25307 (fold_builtin_0): Call them.
25308 * gimplify.c (gimplify_call_expr): Remove the handling of
25309 BUILT_IN_FILE, BUILT_IN_FUNCTION, and BUILT_IN_LINE.
25312 * doc/extend.texi (Other Builtins): Update __builtin_FILE,
25313 __builtin_FUNCTION, and __builtin_LINE to reflect they yield
25317 * doc/extend.texi (Function Names as Strings): Update __func__,
25318 __FUNCTION__, __PRETTY_FUNCTION__ to reflect they evaluate to
25321 2016-05-03 Jakub Jelinek <jakub@redhat.com>
25322 Richard Biener <rguenther@suse.de>
25324 PR tree-optimization/70916
25325 * tree-if-conv.c: Include cfganal.h.
25326 (pass_if_conversion::execute): Call connect_infinite_loops_to_exit
25327 and remove_fake_exit_edges around the optimization pass.
25329 2016-05-03 Jan Hubicka <hubicka@ucw.cz>
25331 * cgraph.c (symbol_table::create_edge): Set inline_failed.
25332 (cgraph_edge::make_direct): Likewise.
25333 (cgraph_edge::dump_edge_flags): Dump call_stmt_cannot_inline_p.
25334 * cgraphclones.c (duplicate_thunk_for_node): Set inline_failed.
25335 * cif-code.def (CIF_LTO_MISMATCHED_DECLARATIONS): New code
25336 (CIF_THUNK): New code.
25337 * ipa-inline-analysis.c (initialize_inline_failed): Preserve
25338 CIF_FINAL_ERROR codes; do not deal with call_stmt_cannot_inline_p.
25339 (compute_inline_parameters): Set inline_failed for thunks.
25340 (inline_analyze_function): Cleanup.
25341 * ipa-inline.c (can_inline_edge_p): Do not deal with
25342 call_stmt_cannot_inline_p.
25343 (can_early_inline_edge_p): Likewise.
25344 (early_inliner): Initialize inline_failed.
25345 * lto-cgraph.c (lto_output_edge): Sanity check inline_failed.
25347 2016-05-03 Uros Bizjak <ubizjak@gmail.com>
25349 * config/i386/predicates.md (x87nonimm_ssenomem_operand): Rename
25350 from nonimm_ssenomem_operand.
25351 (nonimm_ssenomem_operand): New predicate.
25352 * config/i386/i386.md (extendsfdf2): Use nonimm_ssenomem_operand
25353 as operand 0 predicate.
25354 (*extendsfdf2): Merge from *extendsfdf2_mixed and *extendsfdf2_i387.
25355 Disable unsupported alternatives using "enabled" attribute.
25356 Use register_ssemem_operand as operand 0 predicate.
25357 (*fop_<mode>_1): Use x87nonimm_ssenomem_operand as operand 1 predicate.
25359 2016-05-03 Marek Polacek <polacek@redhat.com>
25362 * input.c (expansion_point_location): New function.
25363 * input.h (expansion_point_location): Declare.
25365 2016-05-03 Pierre-Marie de Rodat <derodat@adacore.com>
25367 * dwarf2out.c (resolve_args_picking_1): Replace the frame_offset
25368 occurence with frame_offset_ ones.
25370 2016-05-03 Alan Modra <amodra@gmail.com>
25372 PR rtl-optimization/70890
25373 * ira.c (combine_and_move_insns): When moving def_insn, remove
25374 equivs on use_insn.
25376 2016-05-03 Dominik Vogt <vogt@linux.vnet.ibm.com>
25378 * config/s390/s390.md ("*r<noxa>sbg_<mode>_sll")
25379 ("*r<noxa>sbg_<mode>_srl"): New define_insns.
25380 ("*r<noxa>sbg_<mode>_srl_bitmask"): Rename by adding "_bitmask".
25381 ("*r<noxa>sbg_<mode>_sll_bitmask"): Likewise.
25383 2016-05-03 Alan Modra <amodra@gmail.com>
25385 * config/rs6000/rs6000.c (rs6000_savres_strategy): Correct condition
25386 for SAVE_MULTIPLE/STORE_MULTIPLE.
25388 2016-05-03 Jakub Jelinek <jakub@redhat.com>
25390 * config/i386/i386.md (*truncdfsf_mixed, *truncdfsf_i387,
25391 *truncxfsf2_mixed, *truncxfdf2_mixed): Use v constraint instead of x.
25393 2016-05-03 Richard Biener <rguenther@suse.de>
25395 * gimplify.h (get_initialized_tmp_var): Add allow_ssa parameter
25397 (gimplify_arg): Likewise.
25398 * gimplify.c (gimplify_expr): Add overload with allow_ssa parameter,
25399 re-writing the result to a decl if required.
25400 (internal_get_tmp_var): Add allow_ssa parameter
25401 and override into_ssa with it.
25402 (get_formal_tmp_var): Adjust.
25403 (get_initialized_tmp_var): Add allow_ssa parameter.
25404 (gimplify_arg): Add allow_ssa parameter and avoid generating
25405 SSA names for the result false.
25406 (gimplify_call_expr): If the call may return twice do not
25407 gimplify parameters into SSA.
25408 (prepare_gimple_addressable): Do not allow an SSA name as temporary.
25409 (gimplify_modify_expr): Adjust assert. For noreturn calls
25410 with a SSA name LHS adjust its def.
25411 (gimplify_save_expr): Do not allow an SSA name as save-expr result.
25412 (gimplify_one_sizepos): Do not allow an SSA name as a sizepos.
25413 (gimplify_body): Init GIMPLE SSA data structures and gimplify into-SSA.
25414 (gimplify_scan_omp_clauses): Make sure OMP_CLAUSE_SIZE is not
25415 an SSA name. Likewise for OMP_CLAUSE_REDUCTION operands.
25416 (gimplify_omp_for): Likewise for OMP_CLAUSE_DECL. Likewise
25417 for OMP_FOR_COND, OMP_FOR_INCR and OMP_CLAUSE_LINEAR_STEP.
25418 (optimize_target_teams): Do not allow SSA names for clause operands.
25419 (gimplify_expr): Likewise for where we mark the result addressable.
25420 * passes.def (pass_init_datastructures): Remove.
25421 * tree-into-ssa.c (mark_def_sites): Ignore existing SSA names.
25422 (rewrite_stmt): Likewise.
25423 * tree-inline.c (initialize_cfun): Properly transfer SSA state.
25424 (replace_locals_op): Replace SSA names.
25425 (copy_gimple_seq_and_replace_locals): Init src_cfun.
25426 * gimple-low.c (lower_builtin_setjmp): Deal with SSA.
25427 * cgraph.c (release_function_body): Free CFG annotations only
25428 when we have a CFG. Simplify.
25429 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
25430 force_gimple_operand instead of get_initialized_tmp_var.
25431 * tree-pass.h (make_pass_init_datastructures): Remove.
25432 * tree-ssa.c (execute_init_datastructures): Remove.
25433 (pass_data_init_datastructures): Likewise.
25434 (class pass_init_datastructures): Likewise.
25435 (make_pass_init_datastructures): Likewise.
25436 * omp-low.c (create_omp_child_function): Init SSA data structures.
25437 (grid_expand_target_grid_body): Likewise.
25438 * tree-cfg.c (move_block_to_fn): Double-check the DEF is an SSA
25439 name before adding it to names_to_release.
25440 (remove_bb): Always release SSA defs.
25441 * tree-ssa-ccp.c (get_default_value): Check SSA_NAME_VAR
25442 before dereferencing it.
25443 * cgraphunit.c (init_lowered_empty_function): Always
25444 int SSA data structures.
25445 * tree-ssanames.c (release_defs): Remove assert that we are in
25447 * trans-mem.c (diagnose_tm_1): Handle SSA name function.
25449 2016-05-03 Jakub Jelinek <jakub@redhat.com>
25450 Uros Bizjak <ubizjak@gmail.com>
25452 PR rtl-optimization/70467
25453 * config/i386/predicates.md (x86_64_hilo_int_operand,
25454 x86_64_hilo_general_operand): New predicates.
25455 * config/i386/constraints.md (Wd): New constraint.
25456 * config/i386/i386.md (mode attr di): Use Wd instead of e.
25457 (general_hilo_operand): New mode attr.
25458 (add<mode>3, sub<mode>3): Use <general_hilo_operand>
25459 instead of <general_operand>.
25460 (*add<dwi>3_doubleword, *sub<dwi>3_doubleword): Use
25461 x86_64_hilo_general_operand instead of <general_operand>.
25463 2016-05-03 Jakub Jelinek <jakub@redhat.com>
25465 PR tree-optimization/70916
25466 * tree-if-conv.c (constant_or_ssa_name): Removed.
25467 (fold_build_cond_expr): Use is_gimple_val instead of
25468 constant_or_ssa_name.
25470 PR tree-optimization/70916
25471 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up
25472 if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P.
25475 * tree-ssa-ccp.c: Include stor-layout.h and optabs-query.h.
25476 (optimize_atomic_bit_test_and): New function.
25477 (pass_fold_builtins::execute): Use it.
25478 * optabs.def (atomic_bit_test_and_set_optab,
25479 atomic_bit_test_and_complement_optab,
25480 atomic_bit_test_and_reset_optab): New optabs.
25481 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET,
25482 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_BIT_TEST_AND_RESET): New ifns.
25483 * builtins.h (expand_ifn_atomic_bit_test_and): New prototype.
25484 * builtins.c (expand_ifn_atomic_bit_test_and): New function.
25485 * internal-fn.c (expand_ATOMIC_BIT_TEST_AND_SET,
25486 expand_ATOMIC_BIT_TEST_AND_COMPLEMENT,
25487 expand_ATOMIC_BIT_TEST_AND_RESET): New functions.
25488 * doc/md.texi (atomic_bit_test_and_set@var{mode},
25489 atomic_bit_test_and_complement@var{mode},
25490 atomic_bit_test_and_reset@var{mode}): Document.
25491 * config/i386/sync.md (atomic_bit_test_and_set<mode>,
25492 atomic_bit_test_and_complement<mode>,
25493 atomic_bit_test_and_reset<mode>): New expanders.
25494 (atomic_bit_test_and_set<mode>_1,
25495 atomic_bit_test_and_complement<mode>_1,
25496 atomic_bit_test_and_reset<mode>_1): New insns.
25498 2016-05-03 Richard Sandiford <richard.sandiford@arm.com>
25500 PR rtl-optimization/70687
25501 * combine.c (change_zero_ext): Check for scalar modes. Use wide_int
25502 instead of unsigned HOST_WIDE_INT.
25504 2016-05-03 Bernd Schmidt <bschmidt@redhat.com>
25506 PR rtl-optimization/44281
25507 * hard-reg-set.h (struct target_hard_regs): New field
25508 x_fixed_nonglobal_reg_set.
25509 (fixed_nonglobal_reg_set): New macro.
25510 * reginfo.c (init_reg_sets_1): Initialize it.
25511 * ira.c (setup_alloc_regs): Use fixed_nonglobal_reg_set instead
25513 * df-scan.c (df_insn_refs_collect): Asms may reference global regs.
25515 2016-05-03 Bin Cheng <bin.cheng@arm.com>
25517 PR tree-optimization/56541
25518 * doc/invoke.texi (@item max-tree-if-conversion-phi-args): New item.
25519 * params.def (PARAM_MAX_TREE_IF_CONVERSION_PHI_ARGS): new param.
25520 * tree-if-conv.c (MAX_PHI_ARG_NUM): new macro.
25521 (any_complicated_phi): new static variable.
25522 (aggressive_if_conv): delete.
25523 (if_convertible_phi_p): support phis with more than two arguments.
25524 (if_convertible_bb_p): remvoe check on aggressive_if_conv and
25525 critical pred edges.
25526 (ifcvt_split_critical_edges): support phis with more than two
25527 arguments by checking new parameter. only split critical edges
25529 (tree_if_conversion): handle simd pragma marked loop using new
25530 local variable aggressive_if_conv. check any_complicated_phi.
25532 2016-05-03 Bin Cheng <bin.cheng@arm.com>
25534 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check depends_on
25537 2016-05-03 Bin Cheng <bin.cheng@arm.com>
25539 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Don't clobber
25542 2016-05-03 Oleg Endo <olegendo@gcc.gnu.org>
25544 * config/sh/sh.md (udivsi3, divsi3, mulsi3): Simplify.
25545 (mulhisi3, umulhisi3, (smulsi3_highpart, umulsi3_highpart): Convert to
25546 define_insn_and_split.
25547 (mulsi3_i): New define_insn_and_split.
25548 (mulsi3_call): Convert to define_insn.
25549 (mulsidi3, mulsidi3_compact, umulsidi3, umulsidi3_compact):
25550 Remove constraints.
25552 2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com>
25554 * machmode.h (mode_complex): Add support to give the complex mode
25556 (GET_MODE_COMPLEX_MODE): Likewise.
25557 * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode
25558 stored by build_complex_type and gfc_build_complex_type instead of
25559 trying to figure out the appropriate mode based on the size. Raise
25560 an assertion error, if the type was not set.
25561 * genmodes.c (struct mode_data): Add field for the complex type of
25563 (blank_mode): Likewise.
25564 (make_complex_modes): Remember the complex mode created in the
25566 (emit_mode_complex): Write out the mode_complex array to map a
25567 type mode to the complex version.
25568 (emit_insn_modes_c): Likewise.
25569 * tree.c (build_complex_type): Set the complex type to use before
25570 calling layout_type.
25571 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add
25572 support for __float128 complex datatypes.
25573 (rs6000_hard_regno_mode_ok): Likewise.
25574 (rs6000_setup_reg_addr_masks): Likewise.
25575 (rs6000_complex_function_value): Likewise.
25576 * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise.
25577 __float128 and __ibm128 complex.
25578 (FLOAT128_IBM_P): Likewise.
25579 (ALTIVEC_ARG_MAX_RETURN): Likewise.
25580 * doc/extend.texi (Additional Floating Types): Document that
25581 -mfloat128 must be used to enable __float128. Document complex
25582 __float128 and __ibm128 support.
25584 2016-05-02 Jakub Jelinek <jakub@redhat.com>
25587 * gimple.c (gimple_builtin_call_types_compatible_p): Allow
25588 char/short arguments promoted to int because of promote_prototypes.
25590 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
25592 * config/i386/predicates.md (register_ssemem_operand): New predicate.
25593 * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Merge from
25594 *cmpi<FPCMP:unord><MODEF:mode>_mixed and
25595 *cmpi<FPCMP:unord><X87MODEF:mode>_i387. Disable unsupported
25596 alternatives using "enabled" attribute. Use register_ssemem_operand
25597 as operand 1 predicate.
25598 (*cmpi<unord>xf_i387): Split XFmode pattern from
25599 *cmpi<FPCMP:unord><X87MODEF:mode>_i387.
25600 (*absneg<mode>2): Merge from *absneg<mode>2_mixed and
25601 *absneg<mode>2_i387. Disable unsupported alternatives using
25602 "enabled" attribute.
25603 (*absnegxf2_i387): Split XFmode pattern from *absneg<mode>2_i387.
25605 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
25607 * omp-low.c (lower_oacc_head_tail): Assert there is at least one
25609 (oacc_loop_process): Check mask for loop termination.
25611 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
25613 * cif-code.def (CIF_THUNK): Add.
25614 * ipa-inline-analsysis.c (evaluate_conditions_for_known_args): Revert
25617 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
25619 * ipa-inline-analysis.c (reset_inline_summary): Clear fp_expressions
25620 (dump_inline_summary): Dump it.
25621 (fp_expression_p): New predicate.
25622 (estimate_function_body_sizes): Use it.
25623 (inline_merge_summary): Merge fp_expressions.
25624 (inline_read_section): Read fp_expressions.
25625 (inline_write_summary): Write fp_expressions.
25626 * ipa-inline.c (can_inline_edge_p): Permit inlining across fp math
25627 codegen boundary if either caller or callee is !fp_expressions.
25628 * ipa-inline.h (inline_summary): Add fp_expressions.
25629 * ipa-inline-transform.c (inline_call): When inlining !fp_expressions
25630 to fp_expressions be sure the fp generation flags are updated.
25632 2016-05-02 Jakub Jelinek <jakub@redhat.com>
25634 PR rtl-optimization/70467
25635 * cse.c (cse_insn): Handle no-op MEM moves after folding.
25637 PR rtl-optimization/70467
25638 * ipa-pure-const.c (check_call): Handle internal calls even in
25639 ipa mode like in local mode.
25641 2016-05-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
25643 * doc/install.texi: Document supported in-tree gmp/mpfr/mpc versions.
25645 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
25647 * match.pd (X u< X, X u> X): New transformations.
25649 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
25651 * flag-types.h (enum warn_strict_overflow_code): Move ...
25652 * coretypes.h: ... here.
25653 * fold-const.h (fold_overflow_warning): Declare.
25654 * fold-const.c (fold_overflow_warning): Make non-static.
25655 (fold_comparison): Move the transformation of X +- C1 CMP C2
25656 into X CMP C2 -+ C1 ...
25657 * match.pd: ... here.
25658 * gimple-fold.c (fold_stmt_1): Protect with
25659 fold_defer_overflow_warnings.
25661 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
25663 * omp-low.c (struct oacc_loop): Add 'inner' field.
25664 (new_oacc_loop_raw): Initialize it to zero.
25665 (oacc_loop_fixed_partitions): Initialize it.
25666 (oacc_loop_auto_partitions): Partition outermost loop to outermost
25667 available partitioning.
25669 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
25671 * config/arc/arc.md (mulsidi3): Change operand 0 predicate to
25673 (umulsidi3): Likewise.
25674 (indirect_jump): Fix jump instruction assembly patterns.
25676 2016-05-02 Thomas Schwinge <thomas@codesourcery.com>
25679 * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
25680 (nvptx_function_value): Assert non-NULL cfun.
25682 2016-05-02 Eric Botcazou <ebotcazou@adacore.com>
25684 PR rtl-optimization/70886
25685 * sched-deps.c (estimate_dep_weak): Canonicalize cselib values.
25687 * cselib.h (rtx_equal_for_cselib_1): Declare.
25688 (rtx_equal_for_cselib_p: New inline function.
25689 * cselib.c (rtx_equal_for_cselib_p): Delete.
25690 (rtx_equal_for_cselib_1): Make public.
25692 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
25694 * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
25695 (register_mixssei387nonimm_operand): Remove predicate.
25696 * config/i386/i386.md (*fop_<mode>_comm): Merge from
25697 *fop_<mode>_comm_mixed and *fop_<mode>_comm_i387. Disable unsupported
25698 alternatives using "enabled" attribute. Also check X87_ENABLE_ARITH
25699 for TARGET_MIX_SSE_I387 alternatives.
25700 (*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387.
25701 Disable unsupported alternatives using "enabled" attribute. Use
25702 nonimm_ssenomem_operand as operand 1 predicate. Also check
25703 X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives.
25705 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
25707 * tree.c (cst_and_fits_in_hwi): Simplify.
25709 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
25711 * tree.h (wi::to_wide): New function.
25712 * expr.c (expand_expr_real_1): Use wi::to_wide.
25713 * fold-const.c (int_const_binop_1): Likewise.
25714 (extract_muldiv_1): Likewise.
25716 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
25718 * wide-int.h: Update offset_int and widest_int documentation.
25719 (WI_SIGNED_SHIFT_RESULT): New macro.
25720 (wi::binary_shift): Define signed_shift_result_type for
25721 shifts on offset_int- and widest_int-like types.
25722 (generic_wide_int): Support <<= and >>= if << and >> are supported.
25723 * tree.h (int_bit_position): Use shift operators instead of wi::
25725 * alias.c (adjust_offset_for_component_ref): Likewise.
25726 * expr.c (get_inner_reference): Likewise.
25727 * fold-const.c (fold_comparison): Likewise.
25728 * gimple-fold.c (fold_nonarray_ctor_reference): Likewise.
25729 * gimple-ssa-strength-reduction.c (restructure_reference): Likewise.
25730 * tree-dfa.c (get_ref_base_and_extent): Likewise.
25731 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
25732 (stmt_kills_ref_p): Likewise.
25733 * tree-ssa-ccp.c (bit_value_binop_1): Likewise.
25734 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
25735 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
25736 (ao_ref_init_from_vn_reference): Likewise.
25738 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
25740 * wide-int.h: Update offset_int and widest_int documentation.
25741 (WI_SIGNED_BINARY_PREDICATE_RESULT): New macro.
25742 (wi::binary_traits): Allow ordered comparisons between offset_int and
25743 offset_int, between widest_int and widest_int, and between either
25744 of these types and basic C types.
25745 (operator <, <=, >, >=): Define for the same combinations.
25746 * tree.h (tree_int_cst_lt): Use comparison operators instead
25747 of wi:: comparisons.
25748 (tree_int_cst_le): Likewise.
25749 * gimple-fold.c (fold_array_ctor_reference): Likewise.
25750 (fold_nonarray_ctor_reference): Likewise.
25751 * gimple-ssa-strength-reduction.c (record_increment): Likewise.
25752 * tree-affine.c (aff_comb_cannot_overlap_p): Likewise.
25753 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise.
25754 * tree-sra.c (completely_scalarize): Likewise.
25755 * tree-ssa-alias.c (stmt_kills_ref_p): Likewise.
25756 * tree-ssa-reassoc.c (extract_bit_test_mask): Likewise.
25757 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
25758 (check_for_binary_op_overflow): Likewise.
25759 (search_for_addr_array): Likewise.
25760 * ubsan.c (ubsan_expand_objsize_ifn): Likewise.
25762 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
25764 * config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword.
25765 (arc_save_restore): Likewise.
25766 (arc_dwarf_register_span): Likewise.
25767 (arc_output_pic_addr_const): Initialize suffix variable.
25769 2016-05-02 Martin Liska <mliska@suse.cz>
25771 * symbol-summary.h (function_summary::function_summary):
25772 Remove checking assert for all cgraph nodes.
25773 (function_summary::get): Check summary_uid.
25774 (symtab_insertion): Check summary_uid.
25776 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
25778 * config/arc/arc-protos.h (compact_memory_operand_p): Declare.
25779 * config/arc/arc.c (arc_output_commutative_cond_exec): Consider
25780 bmaskn instruction.
25781 (arc_dwarf_register_span): Remove enum keyword.
25782 (compact_memory_operand_p): New function.
25783 * config/arc/arc.h (reg_class): Add code density register classes.
25784 (REG_CLASS_NAMES): Likewise.
25785 (REG_CLASS_CONTENTS): Likewise.
25786 * config/arc/arc.md (*movqi_insn): Add code density instructions.
25787 (*movhi_insn, *movsi_insn, *movsf_insn): Likewise.
25788 (*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise.
25789 (*cmpsi_cc_c_insn, *movsi_ne): Likewise.
25790 * config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New
25792 (h, Rcd, Rsd, Rzd): New register constraints.
25793 (T): Use compact_memory_operand_p function.
25794 * config/arc/predicates.md (compact_load_memory_operand): Remove.
25796 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
25798 * config/sh/sh.md (*negnegt, *movtt): Remove.
25800 2016-05-02 Marek Polacek <polacek@redhat.com>
25801 Tom de Vries <tom@codesourcery.com>
25803 PR tree-optimization/70700
25804 * tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids
25805 bigger than FIRST_REF_NODE.
25807 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
25810 * config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4,
25812 (prepare_cbranch_operands): Don't use scratch register. Assume that
25813 function is used when pseudos can be created.
25814 (expand_cbranchdi4): Likewise. Remove unused TARGET_CMPEQDI_T paths.
25815 * config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created.
25816 (cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4
25817 define_expand. Allow it only when pseudos can be created.
25818 * config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete.
25820 2016-05-01 Uros Bizjak <ubizjak@gmail.com>
25822 * config/i386/constraints.md (BC): Only allow -1 operands.
25823 * config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative.
25824 Add "enabled" attribute. Update XI mode attribute calculation.
25825 * config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative.
25826 (*movoi_internal_avx): Update XI mode attribute calculation.
25827 (*movti_internal): Ditto.
25829 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
25831 * config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4,
25832 cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints.
25834 2016-05-01 Eric Botcazou <ebotcazou@adacore.com>
25836 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
25837 statement on instruction code. Remove trailing spaces.
25838 (altivec_expand_stv_builtin): Likewise.
25840 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
25842 * config/sh/sh.h (TARGET_SH4): Remove and use default implementation.
25843 (TARGET_FPU_DOUBLE): Simplify.
25844 (BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace
25845 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'.
25846 * config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions
25847 with 'TARGET_FPU_DOUBLE'.
25848 * config/sh/sh.md: Likewise.
25850 2016-05-01 Yoshinori Sato <ysato@users.sourceforge.jp>
25852 * config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT,
25853 SH_DIV_STR_FOR_SIZE): Remove.
25854 * config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT,
25855 SH_DIV_STR_FOR_SIZE): Remove.
25857 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
25859 * config/sh/predicates.md (any_register_operand, zero_extend_operand,
25860 logical_reg_operand): Delete.
25861 (arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand,
25862 arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand,
25863 logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using
25864 match_operand and match_test.
25865 (sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local
25866 variables on their first use. Return bool values.
25867 * config/sh/sh.h (LOAD_EXTEND_OP): Update comment.
25868 * config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and
25869 arith_reg_operand for input operand. Remove empty constraints.
25871 (*xorsi3_compact): Rename to xorsi3.
25872 (zero_extend<mode>si2): Use arith_reg_operand for input operand.
25873 (*zero_extend<mode>si2_disp_mem): Update comment.
25876 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
25878 * config/sh/t-sh: Remove SH5 support.
25879 * config.gcc: Likewise.
25880 * configure: Likewise.
25882 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
25884 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
25886 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
25888 * config/sh/sh.c (register_sh_passes, sh_option_override,
25889 sh_print_operand, prepare_move_operands,
25890 sh_can_follow_jump): Remove TARGET_SH1 checks.
25891 * config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
25892 PROMOTE_MODE): Likewise.
25893 * config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
25896 2016-04-30 Alan Modra <amodra@gmail.com>
25898 * config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline
25899 restoring when fixed_reg_p, but allow out-of-line or stmw save.
25900 Check for user regs later to avoid unnecessary looping over regs.
25901 Merge user reg check with non-saved reg check. Don't force
25902 inline VR restore when static chain used.
25903 (rs6000_frame_related): Omit eh_frame info for user regs when
25905 (fixed_regs_p): Delete.
25907 2016-04-30 Alan Modra <amodra@gmail.com>
25909 * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
25910 (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum.
25913 2016-04-30 Alan Modra <amodra@gmail.com>
25916 * config/rs6000/rs6000.c (fixed_reg_p): New function.
25917 (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p.
25920 2016-04-30 Alan Modra <amodra@gmail.com>
25922 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
25923 Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with
25924 flag_pic test for Darwin.
25926 2016-04-30 Alan Modra <amodra@gmail.com>
25928 * regs.h (struct reg_info_t): Delete freq_calls_crossed and
25929 throw_calls_crossed.
25930 (REG_FREQ_CALLS_CROSSED): Delete.
25931 (REG_N_THROWING_CALLS_CROSSED): Delete.
25932 * regstat.c (regstat_bb_compute_ri): Don't calculate
25933 REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
25934 (dump_reg_info): Don't print call cross frequency.
25935 * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
25936 and REG_N_THROWING_CALLS_CROSSED.
25938 2016-04-30 Alan Modra <amodra@gmail.com>
25940 * regs.h (struct reg_info_t): Delete live_length.
25941 (REG_LIVE_LENGTH): Delete macro.
25942 * regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
25943 local_live, local_processed and local_live_last_luid params.
25944 Replace bb_index param with bb. Don't set REG_LIVE_LENGTH.
25946 (regstat_compute_ri): Adjust for above. Don't set
25948 (dump_reg_info): Don't print live length.
25949 * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
25950 with test of setjmp_crosses. Don't set REG_LIVE_LENGTH.
25951 Localize loop_depth var.
25953 2016-04-30 Alan Modra <amodra@gmail.com>
25955 * ira.c (enum valid_equiv): New.
25956 (validate_equiv_mem): Return enum.
25957 (update_equiv_mem): Create replacement in more cases.
25958 (add_store_equivs): Update validate_equiv_mem call.
25960 2016-04-30 Alan Modra <amodra@gmail.com>
25962 * ira.c (combine_and_move_insns): Rather than scanning insns,
25963 use DF infrastucture to find use and def insns.
25965 2016-04-30 Alan Modra <amodra@gmail.com>
25967 ira.c (combine_and_move_insns): Move invariant conditions..
25968 (ira.c): ..to here. Call combine_and_move_insns before
25969 add_store_equivs. Call grow_reg_equivs later. Allocate
25970 req_equiv later using max_reg_num() rather than global max_regno.
25971 (contains_replace_regs): Delete.
25972 (add_store_equivs): Remove contains_replace_regs test.
25974 2016-04-30 Alan Modra <amodra@gmail.com>
25976 * ira.c (struct equiv_mem_data): New.
25977 (equiv_mem, equiv_mem_modified): Delete static vars.
25978 (validate_equiv_mem_from_store): Use "data" param to communicate..
25979 (validate_equiv_mem): ..from here.
25981 2016-04-30 Alan Modra <amodra@gmail.com>
25983 * ira.c (add_store_equivs, combine_and_move_insns): New functions,
25985 (update_reg_equivs): ..here. Move allocation and freeing of
25986 reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
25987 end_alias_analysis to..
25990 2016-04-30 Alan Modra <amodra@gmail.com>
25992 * ira.c (pdx_subregs): Delete.
25993 (struct equivalence): Add pdx_subregs field.
25994 (set_paradoxical_subreg): Remove pdx_subregs param. Update
25995 pdx_subregs access.
25996 (update_equiv_regs): Don't create or free pdx_subregs. Update
25997 pdx_subregs access.
25999 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
26001 * config/rs6000/altivec.h: Change definitions of vec_xl and
26003 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
26004 (LD_ELEMREV_V2DI): New.
26005 (LD_ELEMREV_V4SF): New.
26006 (LD_ELEMREV_V4SI): New.
26007 (LD_ELEMREV_V8HI): New.
26008 (LD_ELEMREV_V16QI): New.
26009 (ST_ELEMREV_V2DF): New.
26010 (ST_ELEMREV_V2DI): New.
26011 (ST_ELEMREV_V4SF): New.
26012 (ST_ELEMREV_V4SI): New.
26013 (ST_ELEMREV_V8HI): New.
26014 (ST_ELEMREV_V16QI): New.
26017 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
26018 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
26019 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
26020 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
26021 (altivec_expand_builtin): Add handling for
26022 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
26023 (rs6000_invalid_builtin): Add error-checking for
26024 RS6000_BTM_P9_VECTOR.
26025 (altivec_init_builtins): Define builtins used to implement vec_xl
26027 (rs6000_builtin_mask_names): Define power9-vector.
26028 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
26029 (RS6000_BTM_P9_VECTOR): Define.
26030 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
26031 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
26032 (vsx_ld_elemrev_v2df): Likewise.
26033 (vsx_ld_elemrev_v4sf): Likewise.
26034 (vsx_ld_elemrev_v4si): Likewise.
26035 (vsx_ld_elemrev_v8hi): Likewise.
26036 (vsx_ld_elemrev_v16qi): Likewise.
26037 (vsx_st_elemrev_v2df): Likewise.
26038 (vsx_st_elemrev_v2di): Likewise.
26039 (vsx_st_elemrev_v4sf): Likewise.
26040 (vsx_st_elemrev_v4si): Likewise.
26041 (vsx_st_elemrev_v8hi): Likewise.
26042 (vsx_st_elemrev_v16qi): Likewise.
26043 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
26046 2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
26048 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
26050 (simplify_control_stmt_condition_1): ... here. Recurse into
26051 BIT_AND_EXPRs and BIT_IOR_EXPRs.
26053 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
26056 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
26057 (zero_extendqi<mode>2_dot): Revert earlier conversion from
26058 define_insn_and_split to define_insn.
26059 (zero_extendqi<mode>2_dot2): Same.
26060 (extendqi<mode>2_dot): Same.
26061 (extendqi<mode>2_dot2): Same.
26063 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
26065 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
26066 (probe_stack): New expander.
26067 (probe_stack_<mode>): New insn pattern.
26069 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
26071 * config/i386/i386.md
26072 (operations with memory inputs setting flags peephole2):
26073 Remove uneeded REG_P checks. Cleanup pattern generation.
26075 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
26077 * tree-vect-loop.c (vect_transform_loop): Fix
26078 nb_iterations_upper_bound computation for vectorized loop.
26080 2016-04-29 Marek Polacek <polacek@redhat.com>
26081 Jakub Jelinek <jakub@redhat.com>
26084 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
26085 TARGET_EXPR_SLOT as a base.
26087 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
26089 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
26090 with 'rCm2' constraints to limit possible immediate size.
26091 (*load_zeroextendqisi_update): Likewise.
26092 (*load_signextendqisi_update): Likewise.
26093 (*loadhi_update): Likewise.
26094 (*load_zeroextendhisi_update): Likewise.
26095 (*load_signextendhisi_update): Likewise.
26096 (*loadsi_update): Likewise.
26097 (*loadsf_update): Likewise.
26099 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
26101 * config/i386/predicates.md (constm1_operand): Fix comparison.
26103 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
26105 * testsuite/gcc.target/arc/ieee_eq.c: New test.
26107 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
26109 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
26110 remaining SH5 related settings.
26111 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
26112 shmedia_prepare_call_address): Delete.
26113 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
26114 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
26115 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
26116 UNSUPPORTED_SH2A): Remove m5 checks.
26117 (sh_divide_strategy_e): Remove SH5 division strategies.
26118 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
26119 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
26121 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
26123 * config/s390/s390.c (s390_rtx_costs): Update documentation.
26125 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
26127 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
26128 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
26129 Change lder to ldr.
26130 * config/s390/vector.md ("mov<mode>"): Likewise.
26132 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
26134 * config/s390/constraints.md ("U", "W"): Invoke
26135 s390_mem_constraint with "ZR" and "ZT".
26136 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
26137 addresses when using LRA. Accept also short displacements for S
26138 and T constraints. Do not check for long displacement target for
26139 S and T constraints.
26140 (s390_mem_constraint): Remove handling of U and W constraints.
26141 * config/s390/s390.md (various patterns): Remove the short
26142 displacement constraints (Q and R) if a long displacement
26143 constraint is present. Add longdisp as required CPU capability.
26144 * config/s390/vector.md: Likewise.
26145 * config/s390/vx-builtins.md: Likewise.
26147 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
26150 * reload1.c (reload): Call finish_spills before
26151 restarting reload loop. Skip select_reload_regs
26152 if update_eliminables_and_spill returns true.
26154 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
26156 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
26157 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
26158 (umulhisi3_imm): Update predicates and constraint letters.
26159 (umulhisi3_reg): Declare instruction as commutative.
26160 * config/arc/constraints.md (J12, J16): New constraints.
26161 * config/arc/predicates.md (short_unsigned_const_operand): New
26163 (arc_short_operand): Likewise.
26164 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
26166 2016-04-29 Richard Biener <rguenther@suse.de>
26168 PR tree-optimization/13962
26169 PR tree-optimization/65686
26170 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
26171 * tree-ssa-alias.c (ptrs_compare_unequal): New function
26172 using PTA to compare pointers.
26173 * match.pd: Add pattern for pointer equality compare simplification
26174 using ptrs_compare_unequal.
26176 2016-04-29 Richard Biener <rguenther@suse.de>
26178 * stor-layout.c (layout_type): Do not build a pointer-to-element
26181 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
26183 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
26184 Use SWI mode iterator. Use general_reg_operand predicate.
26185 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
26186 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
26189 2016-04-29 Jakub Jelinek <jakub@redhat.com>
26191 PR middle-end/70843
26192 * fold-const.c (operand_equal_p): Don't verify hash value equality
26194 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
26197 2016-04-28 Jakub Jelinek <jakub@redhat.com>
26200 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
26201 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
26202 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
26203 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
26204 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
26206 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
26208 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
26209 to info. Don't initialize separate fields to 0. Clean up
26212 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
26214 * config/i386/i386.md (peephole2s for operations with memory inputs):
26215 Use SWI mode iterator.
26216 (peephole2s for operations with memory outputs): Ditto.
26217 Do not check for stack checking probe.
26219 (probe_stack): Remove expander.
26221 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
26222 Andrew Burgess <andrew.burgess@embecosm.com>
26224 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
26225 operands as 32-bits.
26227 2016-04-28 Jason Merrill <jason@redhat.com>
26229 * gdbinit.in: Skip line-map.h.
26231 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
26232 Andrew Burgess <andrew.burgess@embecosm.com>
26234 * config/arc/arc.c (arc_conditional_register_usage): Take
26235 TARGET_RRQ_CLASS into account.
26236 (arc_print_operand): Support printing 'p' and 's' operands.
26237 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
26239 (TARGET_RRQ_CLASS): Define.
26240 (IS_POWEROF2_OR_0_P): Define.
26241 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
26243 (*tst_movb): New define_insn.
26244 (*tst): Avoid recognition if it could prevent '*tst_movb'
26245 combination; replace c/CnL with c/Chs alternative.
26246 (*tst_bitfield_tst): New define_insn.
26247 (*tst_bitfield_asr): New define_insn.
26248 (*tst_bitfield): New define_insn.
26249 (andsi3_i): Add Rrq variant.
26250 (extzv): New define_expand.
26251 (insv): New define_expand.
26252 (*insv_i): New define_insn.
26253 (*movb): New define_insn.
26254 (*movb_signed): New define_insn.
26255 (*movb_high): New define_insn.
26256 (*movb_high_signed): New define_insn.
26257 (*movb_high_signed + 1): New define_split pattern.
26258 (*mrgb): New define_insn.
26259 (*mrgb + 1): New define_peephole2 pattern.
26260 (*mrgb + 2): New define_peephole2 pattern.
26261 * config/arc/arc.opt (mbitops): New option for nps400, uses
26262 TARGET_NPS_BITOPS_DEFAULT.
26263 * config/arc/constraints.md (q): Make register class conditional.
26264 (Rrq): New register constraint.
26265 (Chs): New constraint.
26266 (Clo): New constraint.
26267 (Chi): New constraint.
26268 (Cbf): New constraint.
26269 (Cbn): New constraint.
26270 (C18): New constraint.
26271 (Cbi): New constraint.
26273 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
26275 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
26277 (bitmap_intersection_of_preds): Ditto.
26278 (bitmap_union_of_succs): Ditto.
26279 (bitmap_union_of_preds): Ditto.
26280 * sbitmap.c (do_popcount): Delete.
26281 (BITMAP_DEBUGGING): Delete.
26282 (sbitmap_verify_popcount): Delete.
26283 (sbitmap_alloc): Don't initialize the popcount field.
26284 (sbitmap_alloc_with_popcount): Delete.
26285 (sbitmap_resize): Don't resize the popcount array.
26286 (sbitmap_vector_alloc): Don't initialize the popcount field.
26287 (bitmap_copy): Don't copy the popcount array.
26288 (bitmap_clear): Don't clear the popcount array.
26289 (bitmap_clear): Delete the popcount array handling.
26290 (bitmap_ior_and_compl): Delete the popcount assert.
26291 (bitmap_not): Ditto.
26292 (bitmap_and_compl): Ditto.
26293 (bitmap_and): Delete the popcount array handling.
26294 (bitmap_xor): Ditto.
26295 (bitmap_ior): Ditto.
26296 (bitmap_or_and): Delete the popcount assert.
26297 (bitmap_and_or): Ditto.
26298 (popcount_table): Delete.
26299 (sbitmap_elt_popcount): Delete.
26300 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
26301 (bitmap_set_bit): Delete the popcount assert.
26302 (bitmap_clear_bit): Ditto.
26303 (sbitmap_free): Don't free the popcount array.
26304 (sbitmap_alloc_with_popcount): Delete declaration.
26305 (sbitmap_popcount): Ditto.
26307 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
26308 Andrew Burgess <andrew.burgess@embecosm.com>
26310 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
26311 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
26312 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
26313 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
26314 * config/arc/arc.opt (mcmem): New option.
26315 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
26316 supply length for r/m alternative.
26317 (*extendqisi2_ac): Likewise.
26318 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
26320 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
26321 (movhi_insn): Likewise.
26322 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
26323 (*zero_extendqihi2_i): Add r/Ucm alternative.
26324 (*zero_extendqisi2_ac): Likewise.
26325 (*zero_extendhisi2_i): Likewise.
26326 * config/arc/constraints.md (Uex): New memory constraint.
26327 (Ucm): New define_constraint.
26328 * config/arc/predicates.md (long_immediate_loadstore_operand):
26329 Return 0 for MEM with cmem_address address.
26330 (cmem_address_0): New predicates.
26331 (cmem_address_1): Likewise.
26332 (cmem_address_2): Likewise.
26333 (cmem_address): Likewise.
26335 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
26337 * config/rs6000/rs6000.c (machine_function): Rename
26338 insn_chain_scanned_p to spe_insn_chain_scanned_p.
26339 (rs6000_stack_info): Adjust.
26341 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
26342 Andrew Burgess <andrew.burgess@embecosm.com>
26344 * config/arc/constraints.md (Usd): Convert to define_constraint.
26348 2016-04-28 Jakub Jelinek <jakub@redhat.com>
26351 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
26352 Add new peephole2 where the first insn is *mov<mode>_or instead of
26353 *mov<mode>_internal.
26355 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
26357 * tracer.c (bb_seen): Make static.
26359 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
26361 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
26362 support, setup defaults.
26363 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
26364 * config/arc/arc.c (arc_init): Add NPS400 support.
26365 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
26366 (TARGET_ARC700): NPS400 is also an ARC700.
26367 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
26369 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
26372 * config/nds32/nds32.md (casesi): Don't access the operands array
26375 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
26377 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
26378 (or $-1,reg peephole2): Ditto.
26379 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
26381 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
26383 * doc/extend.texi (Common Function Attributes) [optimize]:
26384 Discourage use of the optimize attribute.
26386 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
26388 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
26389 special case builtin.
26390 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
26391 ALTIVEC_BUILTIN_VEC_ADDE.
26392 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
26393 support for ALTIVEC_BUILTIN_VEC_ADDE.
26394 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
26395 for __builtin_vec_adde.
26397 2016-04-28 Jakub Jelinek <jakub@redhat.com>
26399 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
26400 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
26402 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
26405 * doc/sourcebuild.texi (Effective-Target Keywords, Other
26406 attributes): Document cilkplus_runtime.
26408 2016-04-28 Martin Jambor <mjambor@suse.cz>
26410 * tree-cfg.c (verify_expr): Verify that local declarations belong to
26411 this function. Call verify_expr on MEM_REFs and bases of other
26412 handled_components.
26414 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
26416 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
26417 for WORD_REGISTER_OPERATIONS to runtime check.
26419 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
26421 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
26423 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
26425 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
26426 big-endian compilation.
26427 * config/arc/arc.md (addf3): Likewise.
26428 (subdf3): Likewise.
26429 (muldf3): Likewise.
26431 2016-04-28 Richard Biener <rguenther@suse.de>
26433 PR tree-optimization/70840
26434 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
26435 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
26436 Mark x * pow(x,c) -> pow(x,c+1) commutative.
26437 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
26439 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
26441 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
26442 and explain why in a comment.
26444 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
26446 * config/arc/arc.md (cpu_facility): Add fpx variant.
26447 (subdf3): Prohibit use reverse sub when assist operations option
26449 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
26450 instructions only when FPX is enabled.
26451 * testsuite/gcc.target/arc/trsub.c: New test.
26453 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
26455 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
26456 mult_operator when calculating "type" attribute.
26457 (*fop_<mode>_1_i387): Ditto.
26458 (*fop_xf_1_i387): Ditto.
26459 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
26460 Use std::swap to swap operands. Use RTL expressions to generate
26463 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
26464 Joern Rennecke <joern.rennecke@embecosm.com>
26466 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
26468 (emit_pic_move): Remove.
26469 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
26470 * config/arc/arc.c (emit_pic_move): Removed.
26471 (TARGET_HAVE_TLS): Define.
26472 (arc_conditional_register_usage): Test for arc_tp_regno.
26473 (arc_print_operand, arc_print_operand_address): Handle TLS
26475 (arc_needs_pcl_p): New function.
26476 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
26477 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
26478 (arc_raw_symbolic_reference_mentioned_p): Likewise.
26479 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
26480 (arc_legitimize_tls_address): Likewise.
26481 (DTPOFF_ZERO_SYM): Define.
26482 (arc_legitimize_pic_address): Make it static, handle TLS cases.
26483 (arc_output_pic_addr_const): Print TLS unspecs.
26484 (prepare_pic_move): New function, replaces emit_pic_move.
26485 (arc_legitimate_constant_p): Handle TLS unspecs.
26486 (arc_legitimate_address_p): Likewise.
26487 (arc_rewrite_small_data_p): Use assert for TLS constants.
26488 (prepare_move_operands): Use prepare_pic_move.
26489 (arc_legitimize_address): Legitimize tls addresses.
26490 (arc_epilogue_uses): Check for arc_tp_regno.
26491 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
26492 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
26494 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
26496 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
26497 %(arc_tls_extra_start_spec).
26498 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
26499 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
26501 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
26502 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
26503 (UNSPEC_TLS_OFF): Add.
26505 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
26506 (get_thread_pointersi): New patterns.
26507 * config/arc/arc.opt (mtp-regno): New option.
26508 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
26509 (move_dest_operand): Likewise.
26510 * configure: Regenerate.
26511 * configure.ac: Add arc*-*-* case to test for tls.
26512 * doc/invoke.texi (ARC options): Document mtp-regno.
26514 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
26516 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
26517 the new ARC HS SIMD instructions.
26518 (arc_preferred_simd_mode): New function.
26519 (arc_autovectorize_vector_sizes): Likewise.
26520 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
26521 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
26522 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
26523 (arc_init_builtins): Add new SIMD builtin types.
26524 (arc_split_move): Handle 64 bit vector moves.
26525 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
26526 (TARGET_PLUS_QMACW): Define.
26527 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
26528 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
26529 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
26530 (VSUBADD4H): New builtins.
26531 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
26532 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
26534 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
26535 Matthias Klose <doko@debian.org>
26537 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
26539 2016-04-28 Richard Biener <rguenther@suse.de>
26541 PR middle-end/70777
26542 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
26545 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
26547 * common/config/sh/sh-common.c: Remove SH5 support.
26548 * config/sh/constraints.md: Likewise.
26549 * config/sh/config/sh/elf.h: Likewise.
26550 * config/sh/linux.h: Likewise.
26551 * config/sh/netbsd-elf.h: Likewise.
26552 * config/sh/predicates.md: Likewise.
26553 * config/sh/sh-c.c: Likewise.
26554 * config/sh/sh-protos.h: Likewise.
26555 * config/sh/sh.c: Likewise.
26556 * config/sh/sh.h: Likewise.
26557 * config/sh/sh.md: Likewise.
26558 * config/sh/sh.opt: Likewise.
26559 * config/sh/sync.md: Likewise.
26560 * config/sh/sh64.h: Delete.
26561 * config/sh/shmedia.h: Likewise.
26562 * config/sh/shmedia.md: Likewise.
26563 * config/sh/sshmedia.h: Likewise.
26564 * config/sh/t-netbsd-sh5-64: Likewise.
26565 * config/sh/t-sh64: Likewise.
26566 * config/sh/ushmedia.h: Likewise.
26568 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
26570 * config/i386/i386.md (sign_extend to memory peephole2s): Use
26571 general_reg_operand instead of register_operand predicate.
26573 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
26575 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
26577 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
26579 * match.pd (A - B > A, A + B < A): New transformations.
26581 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
26583 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
26584 which defaults to true. Emit an outer pair of parentheses only if
26585 EMIT_PARENS. When continuing a chain of && or || (or & or |),
26586 don't emit parentheses for the right-hand operand.
26588 2016-04-27 Jeff Law <law@redhat.com>
26590 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
26592 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
26594 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
26595 (altivec_lvx_<mode>_internal): Document.
26596 (altivec_lvx_<mode>_2op): New define_insn.
26597 (altivec_lvx_<mode>_1op): Likewise.
26598 (altivec_lvx_<mode>_2op_si): Likewise.
26599 (altivec_lvx_<mode>_1op_si): Likewise.
26600 (altivec_stvx_<mode>): Remove.
26601 (altivec_stvx_<mode>_internal): Document.
26602 (altivec_stvx_<mode>_2op): New define_insn.
26603 (altivec_stvx_<mode>_1op): Likewise.
26604 (altivec_stvx_<mode>_2op_si): Likewise.
26605 (altivec_stvx_<mode>_1op_si): Likewise.
26606 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
26607 Expand vec_ld and vec_st during parsing.
26608 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
26610 (altivec_expand_stvx_be): Likewise.
26611 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
26612 address-masking behavior in RTL.
26613 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
26614 address-masking behavior in RTL.
26615 (altivec_expand_builtin): Change builtin code arguments for calls
26616 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
26617 (insn_is_swappable_p): Avoid incorrect swap optimization in the
26618 presence of lvx/stvx patterns.
26619 (alignment_with_canonical_addr): New function.
26620 (alignment_mask): Likewise.
26621 (find_alignment_op): Likewise.
26622 (recombine_lvx_pattern): Likewise.
26623 (recombine_stvx_pattern): Likewise.
26624 (recombine_lvx_stvx_patterns): Likewise.
26625 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
26626 stvx patterns from expand.
26627 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
26629 (vector_altivec_store_<mode>): Likewise.
26631 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
26633 * config/aarch64/aarch64.md
26634 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
26635 remove the "fp" attributes.
26636 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
26637 add the "simd" attributes.
26638 (*movdf_aarch64): Likewise.
26639 (*movtf_aarch64): Remove the "fp" attributes.
26640 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
26641 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
26643 2016-04-27 David Malcolm <dmalcolm@redhat.com>
26645 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
26646 rtx to rtx_code_label *.
26647 * rtl.h (maybe_set_first_label_num): Likewise.
26649 2016-04-27 David Malcolm <dmalcolm@redhat.com>
26651 * df-core.c (df_add_problem): Make the problem param be const.
26652 (df_remove_problem): Make local "problem" be const.
26653 * df-problems.c (problem_RD): Make const.
26654 (problem_LR): Likewise.
26655 (problem_LIVE): Likewise.
26656 (problem_MIR): Likewise.
26657 (problem_CHAIN): Likewise.
26658 (problem_WORD_LR): Likewise.
26659 (problem_NOTE): Likewise.
26660 (problem_MD): Likewise.
26661 * df-scan.c (problem_SCAN): Likewise.
26662 * df.h (struct df_problem): Make field "dependent_problem" be
26664 (struct dataflow): Likewise for field "problem".
26665 (df_add_problem): Make param const.
26667 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
26669 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
26670 inter-unit moves to/from vector registers are enabled. Do not disable
26673 2016-04-27 David Malcolm <dmalcolm@redhat.com>
26675 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
26676 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
26678 (enum df_problem_id): ...this new enum.
26679 (struct df_problem): Convert field "id" from "int" to
26680 enum df_problem_id.
26682 2016-04-27 David Malcolm <dmalcolm@redhat.com>
26684 * rtl.def: Update comment for "things in the instruction chain" to
26685 reflect the removal of the leading "i" field for INSN_UID in
26686 r210360. Fix bogus apostrophe.
26688 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
26690 * config/i386/i386.md
26691 (lea arith with mem operand + setcc peephole2): Set operator mode.
26693 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
26696 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
26697 (dimode_scalar_to_vector_candidate_p): This.
26698 (timode_scalar_to_vector_candidate_p): New function.
26699 (scalar_to_vector_candidate_p): Likewise.
26700 (timode_check_non_convertible_regs): Likewise.
26701 (timode_remove_non_convertible_regs): Likewise.
26702 (remove_non_convertible_regs): Likewise.
26703 (remove_non_convertible_regs): Renamed to ...
26704 (dimode_remove_non_convertible_regs): This.
26705 (scalar_chain::~scalar_chain): Make it virtual.
26706 (scalar_chain::compute_convert_gain): Make it pure virtual.
26707 (scalar_chain::mark_dual_mode_def): Likewise.
26708 (scalar_chain::convert_insn): Likewise.
26709 (scalar_chain::convert_registers): Likewise.
26710 (scalar_chain::add_to_queue): Make it protected.
26711 (scalar_chain::emit_conversion_insns): Likewise.
26712 (scalar_chain::replace_with_subreg): Likewise.
26713 (scalar_chain::replace_with_subreg_in_insn): Likewise.
26714 (scalar_chain::convert_op): Likewise.
26715 (scalar_chain::convert_reg): Likewise.
26716 (scalar_chain::make_vector_copies): Likewise.
26717 (scalar_chain::convert_registers): New pure virtual function.
26718 (class dimode_scalar_chain): New class.
26719 (class timode_scalar_chain): Likewise.
26720 (scalar_chain::mark_dual_mode_def): Renamed to ...
26721 (dimode_scalar_chain::mark_dual_mode_def): This.
26722 (timode_scalar_chain::mark_dual_mode_def): New function.
26723 (timode_scalar_chain::convert_insn): Likewise.
26724 (dimode_scalar_chain::convert_registers): Likewise.
26725 (scalar_chain::compute_convert_gain): Renamed to ...
26726 (dimode_scalar_chain::compute_convert_gain): This.
26727 (scalar_chain::replace_with_subreg): Renamed to ...
26728 (dimode_scalar_chain::replace_with_subreg): This.
26729 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
26730 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
26731 (scalar_chain::make_vector_copies): Renamed to ...
26732 (dimode_scalar_chain::make_vector_copies): This.
26733 (scalar_chain::convert_reg): Renamed to ...
26734 (dimode_scalar_chain::convert_reg ): This.
26735 (scalar_chain::convert_op): Renamed to ...
26736 (dimode_scalar_chain::convert_op): This.
26737 (scalar_chain::convert_insn): Renamed to ...
26738 (dimode_scalar_chain::convert_insn): This.
26739 (scalar_chain::convert): Call convert_registers.
26740 (convert_scalars_to_vector): Change to scalar_chain pointer to
26741 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
26742 in 32-bit mode. Delete scalar_chain pointer. Call
26743 free_dominance_info in 64-bit mode.
26744 (pass_stv::gate): Remove TARGET_64BIT check.
26745 (ix86_option_override): Put the 64-bit STV pass before the CSE
26748 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
26750 * dwarf2out.h (struct dw_loc_descr_node): Remove the
26751 dw_loc_frame_offset field.
26752 * dwarf2out.c (new_loc_descr): Likewise.
26753 (resolve_args_picking_1): Turn the VISITED hash set into a
26754 FRAME_OFFSET hash map. Use it to associate a frame offset to
26755 visited nodes. Remove uses of the CHECKING_P macro.
26756 (resolve_args_picking): Update call to resolve_args_picking_1.
26758 2016-04-27 Martin Liska <mliska@suse.cz>
26760 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
26761 (free_loop_data): Release vuses of groups.
26763 2016-04-27 Bin Cheng <bin.cheng@arm.com>
26765 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
26766 instead of redundant use_id and boolean have_use_for.
26767 (struct iv_use): Change sub_id into group_id. Remove field next.
26768 Move fields: related_cands, n_map_members, cost_map and selected
26770 (struct iv_group): ... here. New structure.
26771 (struct iv_common_cand): Use structure declaration directly.
26772 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
26773 (MAX_CONSIDERED_USES): Rename macro to ...
26774 (MAX_CONSIDERED_GROUPS): ... here.
26775 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
26776 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
26777 (dump_uses): Rename to ...
26778 (dump_groups): ... here. Update all uses.
26779 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
26780 (find_induction_variables): Refactor format of dump information.
26781 (record_sub_use): Delete.
26782 (record_use): Update all uses.
26783 (record_group): New function.
26784 (record_group_use, find_interesting_uses_op): Call above functions.
26786 (find_interesting_uses_cond): Ditto.
26787 (group_compare_offset): New function.
26788 (split_all_small_groups): Rename to ...
26789 (split_small_address_groups_p): ... here. Update all uses.
26790 (split_address_groups): Update all uses.
26791 (find_interesting_uses): Refactor format of dump information.
26792 (add_candidate_1): Update all uses. Remove redundant check on iv,
26794 (add_candidate, record_common_cand): Remove redundant assert.
26795 (add_iv_candidate_for_biv): Update use.
26796 (add_iv_candidate_derived_from_uses): Update all uses.
26797 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
26798 (alloc_use_cost_map): Ditto.
26799 (set_use_iv_cost, get_use_iv_cost): Rename to ...
26800 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
26801 (determine_use_iv_cost_generic): Ditto.
26802 (determine_group_iv_cost_generic): Ditto.
26803 (determine_use_iv_cost_address): Ditto.
26804 (determine_group_iv_cost_address): Ditto.
26805 (determine_use_iv_cost_condition): Ditto.
26806 (determine_group_iv_cost_cond): Ditto.
26807 (determine_use_iv_cost): Ditto.
26808 (determine_group_iv_cost): Ditto.
26809 (set_autoinc_for_original_candidates): Update all uses.
26810 (find_iv_candidates): Update all uses. Refactor dump information.
26811 (determine_use_iv_costs): Ditto.
26812 (determine_iv_costs): Ditto.
26813 (iv_ca_cand_for_use): Rename to ...
26814 (iv_ca_cand_for_group): ... here. Update all uses.
26815 (iv_ca_add_use, iv_ca_add_group): Ditto.
26816 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
26817 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
26818 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
26819 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
26820 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
26821 (create_new_iv, adjust_iv_update_pos): Ditto.
26822 (rewrite_use_address): Delete.
26823 (rewrite_use_address_1): Rename to ...
26824 (rewrite_use_address): ... here.
26825 (rewrite_use_compare): Update all uses.
26826 (rewrite_use): Delete.
26827 (rewrite_uses): Rename to ...
26828 (rewrite_groups): ... here. Update all uses.
26829 (remove_unused_ivs, free_loop_data): Update all uses.
26830 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
26832 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
26834 * rtlanal.c (nonzero_bits1): Convert preprocessor check
26835 for WORD_REGISTER_OPERATIONS to runtime check.
26837 2016-04-27 Richard Biener <rguenther@suse.de>
26840 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
26841 aggregate_value_p to determine if a function result is
26842 returned by reference.
26843 (ipa_pta_execute): Functions having their address taken are
26844 not automatically nonlocal.
26846 2016-04-27 Jakub Jelinek <jakub@redhat.com>
26849 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
26850 * fold-const.c (operand_equal_p): If flag_checking and
26851 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
26852 and if it returns non-zero, assert iterative_hash_expr on both
26855 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
26857 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
26859 2016-04-27 Nick Clifton <nickc@redhat.com>
26861 PR middle-end/49889
26862 * varasm.c (merge_weak): Generate an error if an attempt is made
26863 to convert a non-weak static function into a weak, public function.
26865 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
26867 * params.def (MAX_PARTITION_SIZE): New param.
26868 * doc/invoke.texi: Document lto-max-partition.
26870 2016-04-27 Richard Biener <rguenther@suse.de>
26873 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
26874 function cummulating used_from_other_partition, externally_visible
26875 and force_output from aliases.
26876 (refered_from_nonlocal_var): Likewise.
26877 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
26878 node flags properly.
26880 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
26882 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
26883 (-Wmemset-elt-size): New item.
26885 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
26888 * stor-layout.h (internal_reference_types): Delete.
26889 * stor-layout.c (reference_types_internal): Likewise.
26890 (internal_reference_types): Likewise.
26891 (layout_type) <REFERENCE_TYPE>: Adjust.
26893 2016-04-27 Jakub Jelinek <jakub@redhat.com>
26896 * tree.h (inchash::add_expr): Add FLAGS argument.
26897 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
26898 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
26899 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
26900 Formatting fix. Adjust recursive calls. For tcc_comparison,
26901 if swap_tree_comparison (code) is smaller than code, hash that
26902 and arguments in the other order. Hash CONVERT_EXPR the same
26903 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
26904 of ADDR_EXPR of decl as the decl itself. Add or remove
26905 OEP_ADDRESS_OF from recursive flags as needed. For
26906 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
26907 operands commutatively and only the third one normally.
26908 For internal CALL_EXPR hash in CALL_EXPR_IFN.
26910 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
26912 * config/rtems.h (LIB_SPEC): Add -latomic.
26914 2016-04-27 Joel Sherrill <joel@rtems.org>
26916 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
26917 xilink.ld and flags not relevant to RTEMS.
26919 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
26921 * toplev.c (backend_init_target): Avoid calling init_reload when using
26924 2016-04-26 Jakub Jelinek <jakub@redhat.com>
26926 * reorg.c (try_merge_delay_insns): Declare i and j inside the
26927 for loops rather than one for the whole function.
26929 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
26931 * match.pd (X + CST CMP X): New transformation.
26933 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
26935 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
26936 * fold-const.c (fold_binary_loc): Remove 2 transformations
26937 superseded by match.pd.
26938 * match.pd (x+x -> x*2): Generalize to integers.
26940 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
26942 * config/i386/i386.md (operation on memory peephole): Duplicate an
26943 existing peephole and adapt it to match lea rather than an operation
26946 PR rtl-optimization/57193
26947 * opts.c (default_options_table): Add OPT_frename_registers at -O2
26949 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
26951 2016-04-26 Bin Cheng <bin.cheng@arm.com>
26953 * tree-if-conv.c (any_pred_load_store): New static variable.
26954 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
26955 any_pred_load_store instead of and_mask_load_store.
26956 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
26957 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
26958 (combine_blocks, tree_if_conversion): Ditto.
26960 2016-04-26 Bin Cheng <bin.cheng@arm.com>
26962 PR tree-optimization/70771
26963 PR tree-optimization/70775
26964 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
26965 virtual PHI nodes. Delete parameter.
26966 (if_convertible_loop_p_1): Delete argument to above function.
26967 (predicate_all_scalar_phis): Delete code handling single-argument
26969 (tree_if_conversion): Mark and update virtual SSA.
26971 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
26974 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
26975 (x86_elf_aligned_common): Rename to ...
26976 (x86_elf_aligned_decl_common): ... this.
26977 Add decl arg. Switch to .lbss for largecomm object. Use
26978 LARGECOMM_SECTION_ASM_OP.
26979 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
26981 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
26982 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
26984 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
26985 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
26987 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
26990 * config/i386/i386.c (SECTION_LARGE): Define.
26991 (x86_64_elf_select_section): Set it for large data/bss sections.
26992 Only clear SECTION_WRITE for .lrodata.
26993 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
26995 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
26996 * varasm.c (default_elf_asm_named_section): Grow flagchars.
26997 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
26999 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
27000 * doc/tm.texi: Regenerate.
27002 2016-04-26 Jakub Jelinek <jakub@redhat.com>
27005 * configure.ac (--enable-checking): Document extra flag, for
27006 non-release builds default to --enable-checking=yes,extra.
27007 If misc checking and extra checking, define CHECKING_P to 2 instead
27009 * common.opt (fchecking=): Add.
27010 * doc/invoke.texi (-fchecking=): Document.
27011 * doc/install.texi: Document --enable-checking changes.
27012 * configure: Regenerated.
27013 * config.in: Regenerated.
27015 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
27017 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
27018 attribute instead of which_alternative.
27019 * config/i386/sse.md (*mov<mode>_internal): Ditto.
27020 Use EXT_REX_SSE_REG_P where appropriate.
27022 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
27024 * config/i386/predicates.md (const0_operand): Do not match
27025 const_wide_int code.
27026 (const1_operand): Ditto.
27028 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
27030 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
27031 for SSE constm1 operands and TARGET_AVX512VL.
27032 (*movti_internal): Ditto.
27033 (*mov<mode>_or): Use constm1_operand predicate.
27034 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
27035 for SSE vector_all_ones operands and TARGET_AVX512VL.
27036 * config/i386/predicates.md (constm1_operand): New predicate.
27037 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
27038 emission of constant -1 load.
27040 2016-04-25 Jason Merrill <jason@redhat.com>
27042 * gdbinit.in: Skip is-a.h.
27044 * attribs.c (register_scoped_attributes): Fix logic.
27045 * attribs.h: Declare register_scoped_attributes.
27047 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
27049 * config/rs6000/rs6000-builtin.def: Correct pasto error for
27050 stxvd2x and stxvw4x built-in functions.
27052 2016-04-25 DJ Delorie <dj@redhat.com>
27054 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
27055 (ashrhi3): Likewise.
27056 (lshrhi3): Likewise.
27058 2016-04-25 Richard Biener <rguenther@suse.de>
27060 PR tree-optimization/70780
27061 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
27062 wasn't visited yet.
27063 (compute_antic): Mark blocks with abnormal preds as visited as
27064 they have a final empty antic-in solution already.
27066 2016-04-25 Michael Collison <michael.collison@linaro.org>
27068 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
27070 2016-04-25 Michael Collison <michael.collison@linaro.org>
27072 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
27073 mode is VQI to improve mixed mode vectorization.
27074 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
27075 define_insn to match low half of signed vaddw.
27076 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
27077 define_insn to match high half of signed vaddw.
27078 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
27079 define_insn to match low half of unsigned vaddw.
27080 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
27081 define_insn to match high half of unsigned vaddw.
27082 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
27083 (arm_simd_check_vect_par_cnst_half_p): Likewise.
27084 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
27086 (arm_simd_check_vect_par_cnst_half_p): Likewise.
27087 * config/arm/predicates.md (vect_par_constant_high): Support
27088 big endian and simplify by calling
27089 arm_simd_check_vect_par_cnst_half
27090 (vect_par_constant_low): Likewise.
27092 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
27094 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
27095 predicate for operand 2.
27097 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
27098 H.J. Lu <hongjiu.lu@intel.com>
27100 * config/i386/i386-protos.h (standard_sse_constant_p): Add
27101 machine_mode argument.
27102 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
27103 constm1_rtx operands. For VOIDmode constants, get mode from
27104 pred_mode. Check mode size if the mode is supported by ABI.
27105 (standard_sse_constant_opcode): Do not use standard_constant_p.
27106 Strictly check ABI support for all-ones operands.
27107 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
27108 immediates. Update calls to standard_sse_constant_p.
27109 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
27110 (ix86_rtx_costs): Ditto.
27111 * config/i386/i386.md (*movxi_internal_avx512f): Use
27112 nonimmediate_or_sse_const_operand instead of vector_move_operand.
27113 Use (v,BC) alternative instead of (v,C). Use register_operand
27114 checks instead of MEM_P.
27115 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
27116 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
27117 isa attribute. Use register_operand checks instead of MEM_P.
27118 (*movti_internal): Use nonimmediate_or_sse_const_operand for
27119 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
27120 alternative and corresponding sse2 isa attribute.
27121 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
27122 to standard_sse_constant_p.
27123 (FP constant splitters): Ditto.
27124 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
27126 * config/i386/predicates.md (constm1_operand): Remove.
27127 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
27128 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
27129 vector_all_ones_operand instead of constm1_operand.
27131 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
27133 * print-rtl.c (print_rtx_insn_vec): New function.
27134 * print-rtl.h: New prototype.
27135 * store-motion.c (struct st_expr): Make avail_stores a vector.
27136 (st_expr_entry): Adjust.
27137 (free_st_expr_entry): Likewise.
27138 (print_store_motion_mems): Likewise.
27139 (find_moveable_store): Likewise.
27140 (compute_store_table): Likewise.
27141 (delete_store): Likewise.
27142 (build_store_vectors): Likewise.
27144 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
27146 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
27148 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
27150 * vec.h (vec_safe_contains): New function.
27151 (vec::contains): Likewise.
27152 (vec::begin): Likewise.
27153 (vec::end): Likewise.
27155 2016-04-23 Jakub Jelinek <jakub@redhat.com>
27158 * cfgexpand.c (expand_stack_vars): Fix typo.
27160 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
27162 * system.h (list, map, set, vector): Include conditionally.
27163 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
27164 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
27165 * ipa-icf.c (INCLUDE_LIST): Define.
27166 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
27167 * config/sh/sh.c (INCLUDE_VECTOR): Define.
27168 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
27169 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
27170 * cp/logic.cc (INCLUDE_LIST): Define.
27171 * fortran/trans-common.c (INCLUDE_MAP): Define.
27173 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
27175 * auto-profile.c: Remove <string.h> include.
27176 * ipa-icf-gimple.c: Remove <list> include.
27177 * diagnostic.c: Remove <new> include.
27178 * genmatch.c: Likewise.
27179 * pretty-print.c: Likewise.
27180 * toplev.c: Likewise
27181 * c/c-objc-common.c: Likewise.
27182 * cp/error.c: Likewise.
27183 * fortran/error.c: Likewise.
27185 2016-04-22 Richard Biener <rguenther@suse.de>
27187 * lto-streamer-in.c (input_ssa_names): Do not allocate
27188 GIMPLE_NOP for all SSA names.
27189 * lto-streamer-out.c (output_ssa_names): Do not output
27190 SSA names that should have been released.
27192 2016-04-22 Richard Biener <rguenther@suse.de>
27194 PR tree-optimization/70740
27195 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
27198 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
27201 * config/i386/predicates.md (call_insn_operand): Replace
27202 sibcall_memory_operand with memory_operand.
27204 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
27206 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
27207 has_single_use() tests.
27208 (register_edge_assert_for_1): Likewise.
27209 (find_assert_locations_1): Check the liveness bitmap instead of
27210 checking has_single_use().
27212 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
27215 * config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
27216 Extract AVX-512BW constraint from AVX.
27218 2016-04-21 Richard Biener <rguenther@suse.de>
27220 PR tree-optimization/70725
27221 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
27222 for phi_convertible_by_degenerating_args.
27223 (predicate_all_scalar_phis): Handle single-argument PHIs.
27225 2016-04-21 Richard Biener <rguenther@suse.de>
27227 PR middle-end/70747
27228 * fold-const.c (fold_comparison): Return properly typed
27231 2016-04-21 Bin Cheng <bin.cheng@arm.com>
27233 PR tree-optimization/70715
27234 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
27235 after expanding BASE using expand_simple_operations.
27237 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
27239 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
27240 New transformations.
27242 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
27244 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
27246 2016-04-20 Jan Hubicka <jh@suse.cz>
27248 * ipa-inline.c (can_inline_edge_p): Pass caller info to
27249 ultiimate_alias_target.
27250 (update_callee_keys): Likewise.
27251 (lookup_recursive_calls): Likewise.
27252 (speculation_useful_p): Likewise.
27254 2016-04-20 Jan Hubicka <jh@suse.cz>
27257 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
27258 (set_nothrow_flag_1): ... this; handle interposition correctly;
27259 recurse on aliases and thunks.
27260 (cgraph_node::set_nothrow_flag): New.
27261 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
27262 functions compiled with non-call exceptions that binds to current
27264 (propagate_nothrow): Be safe WRT interposition.
27265 * cgraph.h (set_nothrow_flag): Update prototype.
27267 2016-04-18 Jan Hubicka <jh@suse.cz>
27269 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
27270 max_loop_iterations_int.
27271 (tree_unswitch_outer_loop): Likewise.
27273 2016-04-20 Bin Cheng <bin.cheng@arm.com>
27275 PR tree-optimization/69489
27276 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
27277 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
27278 Revise dump message.
27279 (if_convertible_bb_p): Remove check on edge count of basic block's
27282 2016-04-20 Bin Cheng <bin.cheng@arm.com>
27284 PR tree-optimization/56625
27285 PR tree-optimization/69489
27286 * tree-data-ref.h (DR_INNERMOST): New macro.
27287 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
27288 hashing struct innermost_loop_behavior.
27289 (ref_DR_map): Remove.
27290 (innermost_DR_map): New map.
27291 (baseref_DR_map): Revise comment.
27292 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
27293 to innermost_DR_map accroding to its innermost loop behavior.
27294 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
27295 to its innermost loop behavior.
27296 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
27297 Add initialization for innermost_DR_map. Record memory reference
27298 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
27299 have innermost loop behavior.
27300 (if_convertible_loop_p): Remove release for ref_DR_map. Release
27303 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
27305 * config/i386/i386.md (*lea<mode>_general_1): Rename from
27306 *lea_general_1. Use explicit SWI12 mode interator.
27307 (*lea<mode>_general_2): Rename from *lea_general_2.
27308 Use explicit SWI12 mode interator.
27309 (*lea<mode>_general_3): Rename from *lea_general_3.
27310 Use explicit SWI12 mode interator.
27311 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
27312 Use explicit SWI12 mode interator.
27313 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
27314 Use explicit SWI48 mode interator.
27316 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
27318 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
27319 Short-cut unaligned load and store cases. Handle all integer
27321 (ix86_expand_vector_move_misalign): Short-cut unaligned load
27322 and store cases. Call ix86_avx256_split_vector_move_misalign
27323 directly without checking mode class.
27325 2016-04-20 Andrew Pinski <apinski@cavium.com>
27326 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
27329 * config/aarch64/aarch64.md (sibcall): Force call
27330 address to be DImode for ILP32.
27331 (sibcall_value): Likewise.
27333 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
27335 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
27337 2016-04-20 Richard Biener <rguenther@suse.de>
27339 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
27340 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
27341 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
27342 (maybe_push_res_to_seq): Adjust.
27343 * gimple-fold.c (maybe_build_generic_op): Likewise.
27345 2016-04-20 Marek Polacek <polacek@redhat.com>
27347 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
27350 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
27352 * config/i386/sse.md (vec_unpacks_lo_hi): Always
27353 use kmovw to support AVX512F target.
27355 2016-04-20 Bin Cheng <bin.cheng@arm.com>
27357 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
27359 2016-04-20 Marek Polacek <polacek@redhat.com>
27361 PR tree-optimization/70725
27362 * tree-if-conv.c (is_false_predicate): New function.
27363 (predicate_mem_writes): Use it.
27365 2016-04-20 Richard Biener <rguenther@suse.de>
27367 PR tree-optimization/70726
27368 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
27369 shift amounts from a pattern stmt operand.
27371 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
27374 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
27375 stack_restore_from_fpr pattern when restoring r15.
27376 (s390_optimize_prologue): Strip away the memory barrier in the
27377 parallel when trying to get rid of restore insns.
27378 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
27379 definition for loading the stack pointer from an FPR. Compared to
27380 the normal move insn this pattern includes a full memory barrier.
27382 2016-04-19 Jakub Jelinek <jakub@redhat.com>
27384 PR middle-end/70680
27385 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
27386 implicitly linear or lastprivate iterator on the outer context.
27388 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
27390 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
27392 * config/i386/i386.md (ssememalign): Removed.
27393 * config/i386/sse.md: Remove ssememalign attribute from patterns.
27395 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
27398 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
27399 const short * to __builtin_ia32_loaddquhi512_mask.
27400 (_mm512_maskz_loadu_epi16): Likewise.
27401 (_mm512_mask_storeu_epi16): Pass short * to
27402 __builtin_ia32_storedquhi512_mask.
27403 (_mm512_mask_loadu_epi8): Pass const char * to
27404 __builtin_ia32_loaddquqi512_mask.
27405 (_mm512_maskz_loadu_epi8): Likewise.
27406 (_mm512_mask_storeu_epi8): Pass char * to
27407 __builtin_ia32_storedquqi512_mask.
27408 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
27409 const double * to __builtin_ia32_loadupd512_mask.
27410 (_mm512_mask_loadu_pd): Likewise.
27411 (_mm512_maskz_loadu_pd): Likewise.
27412 (_mm512_storeu_pd): Pass double * to
27413 __builtin_ia32_storeupd512_mask.
27414 (_mm512_mask_storeu_pd): Likewise.
27415 (_mm512_loadu_ps): Pass const float * to
27416 __builtin_ia32_loadups512_mask.
27417 (_mm512_mask_loadu_ps): Likewise.
27418 (_mm512_maskz_loadu_ps): Likewise.
27419 (_mm512_storeu_ps): Pass float * to
27420 __builtin_ia32_storeups512_mask.
27421 (_mm512_mask_storeu_ps): Likewise.
27422 (_mm512_mask_loadu_epi64): Pass const long long * to
27423 __builtin_ia32_loaddqudi512_mask.
27424 (_mm512_maskz_loadu_epi64): Likewise.
27425 (_mm512_mask_storeu_epi64): Pass long long *
27426 to __builtin_ia32_storedqudi512_mask.
27427 (_mm512_loadu_si512): Pass const int * to
27428 __builtin_ia32_loaddqusi512_mask.
27429 (_mm512_mask_loadu_epi32): Likewise.
27430 (_mm512_maskz_loadu_epi32): Likewise.
27431 (_mm512_storeu_si512): Pass int * to
27432 __builtin_ia32_storedqusi512_mask.
27433 (_mm512_mask_storeu_epi32): Likewise.
27434 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
27435 char * to __builtin_ia32_storedquqi256_mask.
27436 (_mm_mask_storeu_epi8): Likewise.
27437 (_mm256_mask_loadu_epi16): Pass const short * to
27438 __builtin_ia32_loaddquhi256_mask.
27439 (_mm256_maskz_loadu_epi16): Likewise.
27440 (_mm_mask_loadu_epi16): Pass const short * to
27441 __builtin_ia32_loaddquhi128_mask.
27442 (_mm_maskz_loadu_epi16): Likewise.
27443 (_mm256_mask_loadu_epi8): Pass const char * to
27444 __builtin_ia32_loaddquqi256_mask.
27445 (_mm256_maskz_loadu_epi8): Likewise.
27446 (_mm_mask_loadu_epi8): Pass const char * to
27447 __builtin_ia32_loaddquqi128_mask.
27448 (_mm_maskz_loadu_epi8): Likewise.
27449 (_mm256_mask_storeu_epi16): Pass short * to.
27450 __builtin_ia32_storedquhi256_mask.
27451 (_mm_mask_storeu_epi16): Pass short * to.
27452 __builtin_ia32_storedquhi128_mask.
27453 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
27454 const double * to __builtin_ia32_loadupd256_mask.
27455 (_mm256_maskz_loadu_pd): Likewise.
27456 (_mm_mask_loadu_pd): Pass onst double * to
27457 __builtin_ia32_loadupd128_mask.
27458 (_mm_maskz_loadu_pd): Likewise.
27459 (_mm256_mask_storeu_pd): Pass double * to
27460 __builtin_ia32_storeupd256_mask.
27461 (_mm_mask_storeu_pd): Pass double * to
27462 __builtin_ia32_storeupd128_mask.
27463 (_mm256_mask_loadu_ps): Pass const float * to
27464 __builtin_ia32_loadups256_mask.
27465 (_mm256_maskz_loadu_ps): Likewise.
27466 (_mm_mask_loadu_ps): Pass const float * to
27467 __builtin_ia32_loadups128_mask.
27468 (_mm_maskz_loadu_ps): Likewise.
27469 (_mm256_mask_storeu_ps): Pass float * to
27470 __builtin_ia32_storeups256_mask.
27471 (_mm_mask_storeu_ps): ass float * to
27472 __builtin_ia32_storeups128_mask.
27473 (_mm256_mask_loadu_epi64): Pass const long long * to
27474 __builtin_ia32_loaddqudi256_mask.
27475 (_mm256_maskz_loadu_epi64): Likewise.
27476 (_mm_mask_loadu_epi64): Pass const long long * to
27477 __builtin_ia32_loaddqudi128_mask.
27478 (_mm_maskz_loadu_epi64): Likewise.
27479 (_mm256_mask_storeu_epi64): Pass long long * to
27480 __builtin_ia32_storedqudi256_mask.
27481 (_mm_mask_storeu_epi64): Pass long long * to
27482 __builtin_ia32_storedqudi128_mask.
27483 (_mm256_mask_loadu_epi32): Pass const int * to
27484 __builtin_ia32_loaddqusi256_mask.
27485 (_mm256_maskz_loadu_epi32): Likewise.
27486 (_mm_mask_loadu_epi32): Pass const int * to
27487 __builtin_ia32_loaddqusi128_mask.
27488 (_mm_maskz_loadu_epi32): Likewise.
27489 (_mm256_mask_storeu_epi32): Pass int * to
27490 __builtin_ia32_storedqusi256_mask.
27491 (_mm_mask_storeu_epi32): Pass int * to
27492 __builtin_ia32_storedqusi128_mask.
27493 * config/i386/i386-builtin-types.def (PCSHORT): New.
27494 (PINT64): Likewise.
27495 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
27496 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
27497 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
27498 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
27499 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
27500 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
27501 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
27502 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
27503 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
27504 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
27505 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
27506 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
27507 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
27508 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
27509 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
27510 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
27511 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
27512 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
27513 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
27514 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
27515 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
27516 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
27517 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
27518 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
27519 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
27520 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
27521 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
27522 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
27523 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
27524 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
27525 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
27526 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
27527 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
27528 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
27529 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
27530 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
27531 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
27532 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
27533 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
27534 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
27535 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
27536 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
27537 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
27538 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
27539 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
27540 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
27541 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
27542 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
27543 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
27545 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
27546 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
27548 (ix86_expand_vector_move_misalign): Likewise.
27549 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
27550 to scalar function prototype for unaligned load/store builtins.
27551 (ix86_expand_special_args_builtin): Updated.
27552 * config/i386/sse.md (UNSPEC_LOADU): Removed.
27553 (UNSPEC_STOREU): Likewise.
27554 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
27555 (VI_ULOADSTORE_F_AVX512VL): Likewise.
27556 (ssescalarsize): Handle V4TI, V2TI and V1TI.
27557 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
27558 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
27559 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
27560 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
27561 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
27562 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
27563 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
27564 (<avx512>_storedqu<mode>_mask): Likewise.
27565 (*sse4_2_pcmpestr_unaligned): Likewise.
27566 (*sse4_2_pcmpistr_unaligned): Likewise.
27567 (*mov<mode>_internal): Renamed to ...
27568 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
27569 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
27570 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
27571 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
27573 2016-04-19 Richard Biener <rguenther@suse.de>
27575 PR tree-optimization/70171
27576 * tree-ssa-phiprop.c: Include stor-layout.h.
27577 (phiprop_insert_phi): Handle the aggregate copy case.
27578 (propagate_with_phi): Likewise.
27580 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
27582 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
27583 instead of simplify_gen_subreg (... , 0).
27584 (ix86_delegitimize_address): Ditto.
27585 (ix86_split_divmod): Ditto.
27586 (ix86_split_copysign_const): Ditto.
27587 (ix86_split_copysign_var): Ditto.
27588 (ix86_expand_args_builtin): Ditto.
27589 (ix86_expand_round_builtin): Ditto.
27590 (ix86_expand_special_args_builtin): Ditto.
27591 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
27592 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
27593 (udivmodqi4): Ditto.
27594 (absneg splitters): Ditto.
27595 (*jcc_bt<mode>_1): Ditto.
27597 2016-04-19 Richard Biener <rguenther@suse.de>
27599 PR tree-optimization/70724
27600 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
27601 restoring out from ...
27602 (free_scc_vn): ... here.
27603 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
27604 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
27606 (pass_fre::execute): Restore SSA info.
27608 2016-04-19 Richard Biener <rguenther@suse.de>
27610 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
27611 * gimple-walk.c (walk_gimple_op): Initialize it.
27612 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
27613 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
27614 remapping SSA names of defs.
27615 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
27618 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
27620 PR middle-end/70689
27621 * lra-constraints.c (equiv_substition_p): New.
27622 (process_alt_operands): Use it.
27623 (swap_operands): Swap it.
27624 (curr_insn_transform): Update it.
27626 2016-04-18 Michael Matz <matz@suse.de>
27628 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
27629 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
27630 * tree-core.h (tree_type_common.align): Use bit-field.
27631 (tree_type_common.spare): New.
27632 (tree_decl_common.off_align): Make smaller.
27633 (tree_decl_common.align): Use bit-field.
27635 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
27636 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
27637 (scan_sharing_clauses): Ditto.
27638 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
27639 (omp_finish_file): Ditto.
27640 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
27641 (layout_decl): Ditto.
27642 (relayout_decl): Ditto.
27643 (finalize_record_size): Use SET_TYPE_ALIGN.
27644 (finalize_type_size): Ditto.
27645 (finish_builtin_struct): Ditto.
27646 (layout_type): Ditto.
27647 (initialize_sizetypes): Ditto.
27648 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
27649 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
27650 (lookup_field_for_decl): Use SET_DECL_ALIGN.
27651 (get_chain_field): Ditto.
27652 (get_trampoline_type): Ditto.
27653 (get_nl_goto_field): Ditto.
27654 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
27656 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
27657 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
27658 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
27659 (build_qualified_type): Use SET_TYPE_ALIGN.
27660 (build_aligned_type, build_range_type_1): Ditto.
27661 (build_atomic_base): Ditto.
27662 (build_common_tree_nodes): Ditto.
27663 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
27664 (expand_one_stack_var_at): Ditto.
27665 * coverage.c (build_var): Use SET_DECL_ALIGN.
27666 * except.c (init_eh): Ditto.
27667 * function.c (assign_parm_setup_block): Ditto.
27668 * symtab.c (increase_alignment_1): Ditto.
27669 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
27670 * tree-vect-stmts.c (ensure_base_align): Ditto.
27671 * varasm.c (align_variable): Ditto.
27672 (assemble_variable): Ditto.
27673 (build_constant_desc): Ditto.
27674 (output_constant_def_contents): Ditto.
27676 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
27677 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
27678 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
27679 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
27680 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
27682 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
27685 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
27686 replace %vmovsd with "%vmovq".
27687 (vec_concatv2df): Likewise.
27689 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
27691 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
27692 (*vec_extractv2si_0): Ditto.
27693 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
27694 (zero_extended_scalar_load_operand splitters): Ditto.
27695 (vec_extract splitters): Ditto.
27696 (*vec_extractv4si_0_zext): Ditto.
27697 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
27698 and lowpart_subreg.
27699 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
27700 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
27701 (*sse4_1_extractps): Use lowpart_subreg.
27702 * config/i386/i386.md (x87 floatsplitter): Use gen_lowpart.
27704 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
27706 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
27708 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
27709 Mention Solaris 11 packaging changes.
27710 Update gas and gld requirements.
27711 Remove reference to pre-Solaris 10 bug.
27712 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
27714 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
27717 2016-04-17 Jan Hubicka <jh@suse.cz>
27719 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
27720 max_loop_iterations_int.
27722 2016-04-18 Richard Biener <rguenther@suse.de>
27724 PR tree-optimization/43434
27725 * tree-ssa-structalias.c (struct vls_data): New.
27726 (visit_loadstore): Handle all pointer-based accesses.
27727 (compute_dependence_clique): Compute a bitmap of restrict tags
27728 assigned bases and pass it to visit_loadstore.
27730 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
27733 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
27734 armv8.1-a and armv8.1-a+crc.
27736 2016-04-18 Richard Biener <rguenther@suse.de>
27738 PR tree-optimization/70701
27739 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
27740 references after translating through a memcpy.
27742 2016-04-18 Richard Biener <rguenther@suse.de>
27744 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
27745 (compute_antic): ... here. For partial antic use regular
27746 postorder and scrap iteration.
27747 (compute_partial_antic_aux): Remove unused return value.
27748 (init_pre): Do not allocate postorder.
27749 (fini_pre): Do not free postorder.
27751 2016-04-18 Richard Biener <rguenther@suse.de>
27753 PR middle-end/37870
27754 * expmed.c (extract_bit_field_1): Remove broken case
27755 using a wider MODE_INT mode.
27757 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
27759 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
27760 unless compiling with at least GCC-4.8.
27762 2016-04-17 Jan Hubicka <jh@suse.cz>
27765 * graphite.c (graphite_finalize): Update call to
27766 tree_estimate_probability.
27767 * predict.h (tree_estimate_probability): Update prototype.
27769 2016-04-17 Jan Hubicka <jh@suse.cz>
27771 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
27772 (tree_estimate_probability): Likewise.
27773 (pass_profile::execute): Update.
27774 (report_predictor_hitrates): New function.
27775 * profile.c (compute_branch_probabilities): Use it.
27776 * predict.h (report_predictor_hitrates): Declare.
27778 2016-04-17 Jan Hubicka <jh@suse.cz>
27781 * cgraph.h (cgraph_node::set_const_flag,
27782 cgraph_node::set_pure_flag): Update prototype to return bool;
27784 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
27785 of interposable symbol are interposable, too.
27786 (cgraph_set_const_flag_1): Rename to ...
27787 (set_const_flag_1): ... this one; change to self recursive function
27788 instead of call_for_symbol_thunks_and_aliases. Handle correctly
27789 clearnig the flag in all variants and also virtual thunks of const
27790 functions are pure; track if any change was done.
27791 (cgraph_node::set_const_flag): Update.
27792 (struct set_pure_flag_info): New struct.
27793 (cgraph_set_pure_flag_1): Rename to ...
27794 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
27795 rather than pointer encoded flags; track if any changes was done;
27796 handle correctly clearning flag and setting flag of aliases already
27798 (cgraph_node::set_pure_flag): Update.
27799 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
27801 2016-04-17 Tom de Vries <tom@codesourcery.com>
27804 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
27805 backslash in label.
27807 2016-04-17 Tom de Vries <tom@codesourcery.com>
27809 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
27810 '{}<> ' as escape-for-record.
27812 2016-04-17 Tom de Vries <tom@codesourcery.com>
27814 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
27817 2016-04-17 Tom de Vries <tom@codesourcery.com>
27820 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
27821 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
27822 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
27823 * passes.c (finish_optimization_passes): Only call
27824 finish_graph_dump_file if dfi->graph_dump_initialized.
27825 (execute_function_dump, pass_init_dump_file): Use
27826 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
27828 2016-04-17 Tom de Vries <tom@codesourcery.com>
27830 PR tree-optimization/70256
27831 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
27832 (debug_varmap): New function.
27834 2016-04-17 Tom de Vries <tom@codesourcery.com>
27837 * passes.c (pass_manager::register_pass): Propagate pflags.
27839 2016-04-17 Tom de Vries <tom@codesourcery.com>
27842 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
27843 * passes.c (pass_manager::pass_manager): Declare and init p_start in
27844 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
27845 check if it's equal to p_start.
27846 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
27848 2016-04-15 Jan Hubicka <jh@suse.cz>
27851 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
27852 function does not bind to current def.
27853 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
27854 handle conservatively calls to functions that does not need to bind
27856 (check_call): Update call of worse_state.
27857 (ignore_edge_for_nothrow): Update.
27858 (ignore_edge_for_pure_const): Likewise.
27859 (propagate_pure_const): Update calls to worse_state.
27860 (skip_function_for_local_pure_const): Reformat comments.
27862 2016-04-15 Jan Hubicka <jh@suse.cz>
27865 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
27866 (cgraph_node::function_symbol): Likewise.
27867 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
27868 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
27869 (symtab_node::ultimate_alias_target): Add REF parameter.
27870 (symtab_node::binds_to_current_def_p): Declare.
27871 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
27872 (cgraph_node::function_symbol): Likewise.
27873 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
27874 (cgraph_node::get_availability): Likewise.
27875 (cgraph_edge::binds_to_current_def_p): New inline function.
27876 (varpool_node::get_availability): Add REF parameter.
27877 (varpool_node::ultimate_alias_target): Likewise.
27878 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
27879 (symtab_node::binds_to_current_def_p): Likewise.
27880 * varpool.c (varpool_node::get_availability): Likewise.
27882 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
27885 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
27886 Fix mode size check.
27888 2016-04-15 Jakub Jelinek <jakub@redhat.com>
27890 * BASE-VER: Set to 7.0.0.
27892 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
27894 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
27896 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
27898 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
27899 architecture revisions.
27901 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
27903 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
27904 * config/i386/i386.c (ix86_using_red_zone): No longer static.
27905 * config/i386/i386.md (stack decrement to push peepholes): Guard
27906 with !x86_using_red_zone ().
27908 2016-04-15 Jakub Jelinek <jakub@redhat.com>
27911 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
27912 to dump_generic_node.
27913 (NIY): Pass also flags to do_niy.
27915 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
27917 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
27918 (simd_clone_vector_of_formal_parm_types)
27919 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
27920 (simd_clone_mangle, simd_clone_create)
27921 (simd_clone_adjust_return_type, create_tmp_simd_array)
27922 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
27923 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
27924 (ipa_simd_modify_function_body, simd_clone_linear_addend)
27925 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
27926 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
27927 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
27928 * omp-simd-clone.c: ... this new file.
27929 (simd_clone_vector_of_formal_parm_types): Make it static.
27930 * Makefile.in (OBJS): Add omp-simd-clone.o.
27932 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
27935 * config/i386/sse.md: Use proper memory operand modifiers.
27938 2016-04-15 Richard Biener <rguenther@suse.de>
27939 Alan Modra <amodra@gmail.com>
27941 PR tree-optimization/70130
27942 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
27943 when alignment stays not the same and no not use the realign
27946 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
27949 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
27950 direct move handlers for KFmode. Change TFmode handlers test from
27951 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
27953 2016-04-14 Jakub Jelinek <jakub@redhat.com>
27956 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
27957 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
27958 (inlined_polymorphic_ctor_dtor_block_p): Use it.
27959 * tree-ssa-live.c (remove_unused_scope_block_p): When
27960 in_ctor_dtor_block, avoid discarding not just BLOCKs with
27961 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
27962 block_ultimate_origin is FUNCTION_DECL.
27963 (remove_unused_locals): If current_function_decl is
27964 polymorphic_ctor_dtor_p, pass initial true to
27965 remove_unused_scope_block_p' is_ctor_dtor_block.
27967 2016-04-14 Martin Sebor <msebor@redhat.com>
27972 * doc/extend.texi (Variable Length): Revert.
27974 2016-04-14 Marek Polacek <polacek@redhat.com>
27975 Jan Hubicka <hubicka@ucw.cz>
27978 * tree.c (verify_type): Disable the canonical type of main variant
27981 2016-04-14 Jason Merrill <jason@redhat.com>
27983 * cfgexpand.c, expr.c: Revert previous change.
27985 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
27987 PR middle-end/70643
27988 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
27989 when building a mem ref for the incoming reduction variable.
27991 2016-04-14 Richard Biener <rguenther@suse.de>
27993 PR tree-optimization/70614
27994 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
27995 loop if the evolution dropped to chrec_dont_know.
27996 (interpret_condition_phi): Likewise.
27998 2016-04-14 Richard Biener <rguenther@suse.de>
28000 PR tree-optimization/70623
28001 * tree-ssa-pre.c (changed_blocks): Make global ...
28002 (compute_antic): ... local here. Move and fix worklist
28003 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
28004 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
28005 worklist handling, dump when ANTIC_IN changed.
28006 (compute_partial_antic_aux): Remove worklist handling.
28007 (init_pre): Do not compute post dominators. Add a comment about
28008 the CFG order chosen.
28009 (fini_pre): Do not free post dominators.
28011 2016-04-13 Martin Sebor <msebor@redhat.com>
28016 * doc/extend.texi (Variable Length): Document C++ specifics.
28018 2016-04-13 Jakub Jelinek <jakub@redhat.com>
28021 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
28022 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
28023 eh edges have been purged.
28026 * tree-sra.c (create_access_replacement,
28027 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
28029 * tree-pretty-print.c (dump_fancy_name): New function.
28030 (dump_decl_name, dump_generic_node): Use it.
28032 2016-04-13 Jason Merrill <jason@redhat.com>
28034 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
28035 * expr.c (expand_expr_real_1): Likewise.
28037 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
28039 * config/i386/i386.md (kunpckhi): Swap operands.
28040 (kunpcksi): Likewise.
28041 (kunpckdi): Likewise.
28042 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
28043 (vec_pack_trunc_<mode>): Likewise.
28045 2016-04-13 Jakub Jelinek <jakub@redhat.com>
28048 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
28050 PR middle-end/70633
28051 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
28052 gimplification turns some element into non-constant.
28055 * rtl.h (convert_memory_address_addr_space_1): New prototype.
28056 * explow.c (convert_memory_address_addr_space_1): No longer static,
28057 add NO_EMIT argument and don't call convert_modes if true, pass
28058 it down recursively, remove break after return.
28059 (convert_memory_address_addr_space): Adjust caller.
28060 * simplify-rtx.c (simplify_unary_operation_1): Call
28061 convert_memory_address_addr_space_1 instead of convert_memory_address,
28062 if it returns NULL, don't simplify.
28064 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
28067 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
28069 2016-04-12 Jakub Jelinek <jakub@redhat.com>
28071 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
28072 Bump the upper SIMDLEN limits, so that if the return type or
28073 characteristic type if the return type is void can be passed in
28074 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
28077 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
28080 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
28081 Do not use "=" constraint on an input constraint.
28082 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
28083 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
28084 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
28085 generates (neg (abs ...)) instead of (abs ...).
28087 2016-04-12 Jakub Jelinek <jakub@redhat.com>
28089 PR rtl-optimization/70596
28090 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
28091 just invalidate LRA data and reset them. Adjust dump wording.
28093 2016-04-12 Martin Liska <mliska@suse.cz>
28096 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
28098 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
28100 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
28101 max_loop_iterations_int.
28102 (tree_unswitch_outer_loop): Likewise.
28103 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
28104 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
28106 2016-04-12 Tom de Vries <tom@codesourcery.com>
28108 PR tree-optimization/68756
28109 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
28110 instead of new_name.
28112 2016-04-12 Jakub Jelinek <jakub@redhat.com>
28114 PR tree-optimization/70602
28115 * tree-sra.c (generate_subtree_copies): Don't write anything into
28116 constant pool decls.
28118 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
28119 regardless whether there are depend clauses or not.
28121 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
28124 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
28125 target attribute and pragma from changing the -mfloat128
28126 and -mfloat128-hardware options.
28128 * doc/extend.texi (Additional Floating Types): Document PowerPC
28129 __float128 restrictions.
28131 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
28134 * config/aarch64/driver-aarch64.c
28135 (aarch64_get_extension_string_for_isa_flags): New.
28136 (arch_extension): Rename to...
28137 (aarch64_arch_extension): ...This.
28138 (ext_to_feat_string): Rename to...
28139 (aarch64_extensions): ...This.
28140 (aarch64_core_data): Keep track of architecture extension flags.
28141 (cpu_data): Rename to...
28142 (aarch64_cpu_data): ...This.
28143 (aarch64_arch_driver_info): Keep track of architecture extension
28145 (get_arch_name_from_id): Rename to...
28146 (get_arch_from_id): ...This, change return type.
28147 (host_detect_local_cpu): Update and reformat for renames, handle
28148 extensions through common infrastructure.
28150 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
28153 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
28154 track of a canonical flag name.
28155 (all_extensions): Likewise.
28156 (arch_to_arch_name): Also track extension flags enabled by the arch.
28157 (all_architectures): Likewise.
28158 (aarch64_parse_extension): Move to here.
28159 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
28161 (aarch64_rewrite_selected_cpu): Update for above change.
28162 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
28163 are handled, such that the single explicit value enabled by an
28164 extension is kept seperate from the implicit values it also enables.
28165 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
28167 (aarch64_parse_extension): New.
28168 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
28169 here to config/aarch64/aarch64-protos.h.
28170 (aarch64_parse_extension): Move from here to
28171 common/config/aarch64/aarch64-common.c.
28172 (aarch64_option_print): Update.
28173 (aarch64_declare_function_name): Likewise.
28174 (aarch64_start_file): Likewise.
28175 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
28176 the canonical flag for extensions.
28177 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
28180 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
28182 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
28185 2016-04-09 Tom de Vries <tom@codesourcery.com>
28187 PR tree-optimization/68953
28188 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
28189 first to last subscript.
28191 2016-04-09 Jakub Jelinek <jakub@redhat.com>
28193 PR tree-optimization/70586
28194 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
28197 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
28201 PR tree-optimization/70373
28202 PR middle-end/70533
28203 PR middle-end/70534
28204 PR middle-end/70535
28205 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
28206 clauses for acc parallel reductions as necessary. Error on those
28208 * omp-low.c (scan_sharing_clauses): Don't install variables which
28209 are used in acc parallel reductions.
28210 (lower_rec_input_clauses): Remove dead code.
28211 (lower_oacc_reductions): Add support for reference reductions.
28212 (lower_reduction_clauses): Remove dead code.
28213 (lower_omp_target): Don't remap variables appearing in acc parallel
28215 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
28217 2016-04-08 Jakub Jelinek <jakub@redhat.com>
28219 PR middle-end/70593
28220 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
28221 with multiple SSA_NAME defs, force the outputs other than first
28222 to be live before calling live_track_process_def on each output.
28224 PR rtl-optimization/70574
28225 * fwprop.c (forward_propagate_and_simplify): Don't add
28226 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
28227 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
28228 paradoxical subregs within *loc.
28230 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
28232 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
28233 -ftree-parallelize-loops={0,1}.
28234 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
28235 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
28236 * config/ia64/hpux.h (LIB_SPEC): Likewise.
28237 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
28238 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
28240 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
28243 * asan.c (instrument_derefs): If we get unknown location, extract it
28244 with EXPR_LOCATION.
28245 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
28247 2016-04-08 Tom de Vries <tom@codesourcery.com>
28249 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
28250 implicit firstprivate clause.
28252 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
28255 * config/arm/thumb2.md (tst + branch-> lsls + branch
28256 peephole below *orsi_not_shiftsi_si): Require that condition
28257 register is dead after the peephole.
28258 (second peephole after the above): Likewise.
28260 2016-04-08 Alan Modra <amodra@gmail.com>
28263 * builtins.c (fold_builtin_classify): For IBM extended precision,
28264 look at just the high-order double to test for NaN.
28265 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
28266 test just the high double for Inf but both doubles for subnormal
28269 2016-04-07 Jakub Jelinek <jakub@redhat.com>
28271 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
28272 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
28273 node->simdclone->mask_mode != VOIDmode masks.
28274 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
28275 earlier, use it instead of node->simdclone.
28276 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
28277 Set clonei->mask_mode.
28279 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
28282 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
28283 Pass it through to cp_parser_already_scoped_statement.
28284 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
28285 it through to cp_parser_statement.
28286 (cp_parser_statement): Pass IF_P through to
28287 cp_parser_iteration_statement.
28288 (cp_parser_pragma): Adjust call to
28289 cp_parser_iteration_statement.
28291 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
28294 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
28295 resolve a future -Wparentheses warning.
28296 * omp-low.c (scan_sharing_clauses): Likewise.
28297 * tree-parloops.c (eliminate_local_variables): Likewise.
28299 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
28301 PR rtl-optimization/70398
28302 * lra-constraints.c (process_address_1): Check zero scale and code
28303 for reloading with zero scale.
28305 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
28307 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
28308 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
28310 2016-04-06 Jakub Jelinek <jakub@redhat.com>
28312 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
28313 Add support for AVX512F clones, include them by default for
28314 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
28315 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
28318 PR middle-end/70550
28319 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
28320 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
28321 firstprivate clauses.
28322 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
28323 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
28324 (lower_omp_target): Set TREE_NO_WARNING for
28325 non-addressable possibly uninitialized vars which are copied into
28326 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
28328 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
28330 * config/pa/predicates.md (integer_store_memory_operand): Accept
28331 REG+D operands with a large offset when reload_in_progress is true.
28332 (floating_point_store_memory_operand): Likewise.
28334 2016-04-05 Jakub Jelinek <jakub@redhat.com>
28337 * match.pd (nested int casts): Limit to GIMPLE.
28339 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
28342 * ipa-devirt.c (maybe_record_node): Fix comment; use
28343 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
28345 2016-04-05 Jakub Jelinek <jakub@redhat.com>
28347 PR rtl-optimization/70542
28348 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
28349 if there are any uses other than insn or debug insns.
28351 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
28352 Jakub Jelinek <jakub@redhat.com>
28354 PR tree-optimization/70509
28355 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
28356 Shift HOST_WIDE_INT_1U instead of 1.
28358 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
28360 PR tree-optimization/70509
28361 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
28362 of the vector base type for index.
28364 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
28367 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
28369 2016-04-05 Richard Biener <rguenther@suse.de>
28371 PR tree-optimization/70526
28372 * tree-sra.c (build_ref_for_offset): Use prev_base to
28373 extract the alias pointer type.
28375 2016-04-05 Richard Biener <rguenther@suse.de>
28377 * dse.c (struct store_info): Remove alias_set member.
28378 (struct read_info_type): Likewise.
28379 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
28380 spill_deleted, clear_alias_set_lookup): Remove.
28381 (get_group_info): Remove dead base == NULL_RTX case.
28382 (dse_step0): Remove initialization of removed variables.
28383 (delete_dead_store_insn): Reomve alias set dumping.
28384 (free_read_records): Remove alias_set handling.
28385 (canon_address): Remove alias_set_out parameter.
28386 (record_store): Remove spill_alias_set, it's always zero.
28387 (check_mem_read_rtx): Likewise.
28388 (dse_step2): Rename from ...
28389 (dse_step2_nospill): ... this. Adjust.
28390 (scan_stores): Rename from ...
28391 (scan_stores_nospill): ... this.
28392 (scan_reads): Rename from ...
28393 (scan_reads_nospill): ... this.
28394 (scan_stores_spill, scan_reads_spill): Remove.
28395 (dse_step3_scan): Remove for_spills argument which is always false.
28396 (dse_step3): Likewise.
28397 (dse_step5): Rename from ...
28398 (dse_step5_nospill): ... this. Remove alias_set handling.
28399 (rest_of_handle_dse): Adjust.
28401 2016-04-05 Jakub Jelinek <jakub@redhat.com>
28404 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
28405 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
28406 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
28407 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
28409 2016-04-05 Richard Biener <rguenther@suse.de>
28411 PR middle-end/70499
28412 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
28413 non-register type temporaries into SSA.
28415 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
28418 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
28419 calls when sanitizing.
28420 (possible_polymorphic_call_target_p): Fix formatting.
28422 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
28423 Jakub Jelinek <jakub@redhat.com>
28425 PR middle-end/70457
28426 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
28427 to ensure a call statement is compatible with a built-in's
28429 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
28432 2016-04-04 Richard Biener <rguenther@suse.de>
28434 PR rtl-optimization/70484
28435 * rtl.h (canon_output_dependence): Declare.
28436 * alias.c (canon_output_dependence): New function.
28437 * dse.c (record_store): Use canon_output_dependence rather
28438 than canon_true_dependence.
28440 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
28443 * cgraph.h (symtab_node::copy_visibility_from): New function.
28444 * symtab.c (symtab_node::copy_visibility_from): New function.
28445 * ipa-visibility.c (optimize_weakref): New function.
28446 (function_and_variable_visibility): Use it.
28448 2016-04-04 Martin Liska <mliska@suse.cz>
28451 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
28452 value that is really in range handled by SBR instruction.
28453 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
28454 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
28455 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
28457 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
28461 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
28462 set, but not for SP_REG operands.
28464 2016-04-02 Martin Sebor <msebor@redhat.com>
28467 * fold-const.c (maybe_nonzero_address): New function.
28468 (fold_comparison): Call it. Fold equality and relational
28469 expressions involving null pointers.
28470 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
28472 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
28474 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
28475 the "Y" constraint (scalar FP 0.0 immediate).
28477 * config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
28478 Add the "const_double" to the list of operand constraints.
28480 2016-04-01 Jakub Jelinek <jakub@redhat.com>
28482 PR rtl-optimization/70467
28483 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
28484 If low word of the last operand is 0, just emit addition/subtraction
28487 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28490 * config/s390/s390.c (s390_expand_insv): Check for everything
28491 constant instead of just VOIDmode stuff.
28493 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
28496 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
28498 2016-04-01 Nathan Sidwell <nathan@acm.org>
28500 * tree.def (TRY_CATCH_EXPR): Correct documentation.
28502 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
28504 PR rtl-optimization/70461
28505 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
28508 2016-03-31 Martin Liska <mliska@suse.cz>
28511 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
28512 a tree value or an immediate integer value to a buffer
28513 that is eventually copied to a BRIG section.
28514 (emit_immediate_operand): Call the function here.
28515 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
28516 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
28517 of class' fields that are removed.
28518 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
28519 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
28520 m_brig_repr_size fields.
28522 2016-03-31 Martin Liska <mliska@suse.cz>
28525 * hsa-gen.c (hsa_function_representation::update_dominance): New
28527 (convert_addr_to_flat_segment): Likewise.
28528 (gen_hsa_memory_set): New alignment argument.
28529 (gen_hsa_ctor_assignment): Likewise.
28530 (gen_hsa_insns_for_single_assignment): Provide alignment
28531 to gen_hsa_ctor_assignment.
28532 (gen_hsa_insns_for_direct_call): Add new argument.
28533 (expand_lhs_of_string_op): New function.
28534 (expand_string_operation_builtin): Likewise.
28535 (expand_memory_copy): New function.
28536 (expand_memory_set): New function.
28537 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
28538 (convert_switch_statements): Change signature.
28539 (generate_hsa): Use a return value of the function.
28540 (pass_gen_hsail::execute): Do not call
28541 convert_switch_statements here.
28542 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
28543 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
28544 (hsa_function_representation::update_dominance): New function.
28546 2016-03-31 Martin Liska <mliska@suse.cz>
28549 * hsa-brig.c (emit_directive_variable): Emit alignment
28550 according to hsa_symbol::m_align.
28551 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
28552 (dump_hsa_symbol): Dump alignment of HSA symbols.
28553 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
28554 (gen_hsa_addr_with_align): New function.
28555 (hsa_bitmemref_alignment): Use newly added function.
28556 (gen_hsa_insns_for_load): Likewise.
28557 (gen_hsa_insns_for_store): Likewise.
28558 (gen_hsa_memory_copy): New argument added.
28559 (gen_hsa_insns_for_single_assignment): Respect
28560 alignment for assignments processed via gen_hsa_memory_copy.
28561 (gen_hsa_insns_for_direct_call): Likewise.
28562 (gen_hsa_insns_for_return): Likewise.
28563 (gen_function_def_parameters): Set default alignment.
28564 * hsa.c (hsa_object_alignment): New function.
28565 (hsa_byte_alignment): Pasted function.
28566 * hsa.h (hsa_symbol::m_align): New field.
28568 2016-03-31 Bin Cheng <bin.cheng@arm.com>
28570 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
28571 scratch field for goto case.
28573 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
28575 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
28577 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
28580 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
28581 (scalar_chain::convert_insn): Call convert_op for reg
28582 moves to handle undefined registers.
28584 2016-03-31 Nathan Sidwell <nathan@acm.org>
28587 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
28588 Assert we don't want to move backwards.
28590 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
28593 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
28595 2016-03-31 Jakub Jelinek <jakub@redhat.com>
28597 PR rtl-optimization/70460
28598 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
28599 with operand from REG_LABEL_OPERAND, instead substitute
28600 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
28601 Don't do anything for REG_NON_LOCAL_GOTO jumps.
28603 2016-03-31 Martin Liska <mliska@suse.cz>
28605 * passes.c (execute_one_pass): Do not call
28606 todo_after for a discarded function.
28608 2016-03-31 Bin Cheng <bin.cheng@arm.com>
28610 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
28611 (no_cost, infinite_cost): Initialize the new field.
28612 (get_computation_cost_at): Record setup cost.
28613 (determine_use_iv_cost_address): Skip cost computation for sub
28614 uses if we can estimate it without losing accuracy.
28616 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
28618 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
28620 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
28621 max_loop_iterations_int.
28622 (tree_unswitch_outer_loop): Likewise.
28623 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
28624 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
28626 2016-03-30 Richard Biener <rguenther@suse.de>
28628 PR middle-end/70450
28629 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
28631 2016-03-30 Jakub Jelinek <jakub@redhat.com>
28634 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
28635 in gen_blendm expander.
28637 2016-03-30 Nick Clifton <nickc@redhat.com>
28640 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
28641 case where we are already provided with an SImode SUBREG.
28643 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
28646 * config/i386/i386.c (ix86_expand_epilogue): Properly check
28647 conflict between DRAP register and __builtin_eh_return.
28649 2016-03-30 Michael Matz <matz@suse.de>
28650 Richard Biener <rguenther@suse.de>
28653 * ipa-polymorphic-call.c (struct type_change_info): Change
28654 speculative to an unsigned allowing to limit the work we do.
28655 (csftc_abort_walking_p): New inline function..
28656 (check_stmt_for_type_change): Limit the number of may-defs
28657 skipped for speculative devirtualization to
28658 max-speculative-devirt-maydefs.
28659 * params.def (max-speculative-devirt-maydefs): New param.
28660 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
28662 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
28665 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
28668 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
28670 PR tree-optimization/59124
28671 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
28672 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
28674 2016-03-29 Jeff Law <law@redhat.com>
28676 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
28678 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
28680 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
28683 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
28685 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
28686 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
28687 gcrt0.o if linking dynamically.
28689 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
28692 * ipa-devirt.c (methods_equal_p): New function.
28693 (compare_virtual_tables): Use it.
28694 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
28695 * cgraphclones.c (clone_function_name_1): Use
28696 symbol_table::symbol_suffix_separator.
28697 * coverage.c (build_var): Likewise.
28698 * symtab.c (symbol_table::symbol_suffix_separator): New.
28700 2016-03-29 Jakub Jelinek <jakub@redhat.com>
28702 PR rtl-optimization/70429
28703 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
28704 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
28705 mode != result_mode.
28708 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
28710 PR tree-optimization/70405
28711 * ssa-iterators.h (num_imm_uses): Add missing braces.
28713 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
28715 PR rtl-optimization/68695
28716 * ira-color.c (allocno_copy_cost_saving): New.
28717 (improve_allocation): Use it.
28719 2016-03-29 Richard Henderson <rth@redhat.com>
28721 PR middle-end/70355
28722 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
28724 2016-03-29 Richard Biener <rguenther@suse.de>
28726 PR middle-end/70424
28727 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
28728 use alignment returned by get_pointer_alignment_1 if it is
28729 bigger than BITS_PER_UNIT.
28730 * builtins.c (get_pointer_alignment_1): Do not return true
28731 for alignment extracted from SSA info.
28733 2016-03-28 James Bowman <james.bowman@ftdichip.com>
28735 * config/ft32/ft32.opt (mnodiv): New.
28736 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
28737 * doc/invoke.texi (FT32 Options -mnodiv): New.
28739 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
28742 * config/i386/i386.md (define_split, andn): Fix modes.
28744 2016-03-26 Richard Biener <rguenther@suse.de>
28745 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
28748 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
28750 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
28751 as 2nd argument to cl_optimization_restore().
28753 2016-03-25 Richard Henderson <rth@redhat.com>
28756 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
28757 * config/aarch64/aarch64-protos.h: Declare it.
28758 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
28760 2016-03-25 Alan Modra <amodra@gmail.com>
28763 * config/rs6000/constraints.md (j): Simplify.
28764 * config/rs6000/predicates.md (easy_fp_constant): Exclude
28766 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
28767 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
28768 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
28769 in all constraint alternatives.
28770 (movtd_64bit_nodm): Delete "j" constraint alternative.
28772 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
28774 * tree-ssa-propagate.c: Enhance docs for
28775 SSA_PROP_NOT_INTERESTING.
28777 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
28779 * doc/extend.texi: Fix typo in documentation to pure attribute.
28781 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
28784 * config/pa/pa.md (bswapdi2): Use a scratch register.
28786 2016-03-24 Richard Henderson <rth@redhat.com>
28788 PR middle-end/69845
28789 * fold-const.c (extract_muldiv_1): Correct test for multiplication
28792 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
28794 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
28795 using ix86_expand_binary_operator instead of gen_andsi3.
28797 2016-03-24 Richard Biener <rguenther@suse.de>
28799 PR tree-optimization/70396
28800 * tree-vect-stmts.c (vectorizable_comparison): Use
28801 get_vectype_for_scalar_type.
28803 2016-03-24 Richard Biener <rguenther@suse.de>
28805 PR middle-end/70370
28806 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
28807 with register bases.
28809 2016-03-24 Richard Biener <rguenther@suse.de>
28811 PR tree-optimization/70372
28812 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
28813 build_all_ones_cst to also handle vector types correctly.
28815 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
28818 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
28821 2016-03-23 Marek Polacek <polacek@redhat.com>
28824 * doc/invoke.texi: Document -Wignored-attributes.
28826 2016-03-23 Bin Cheng <bin.cheng@arm.com>
28828 PR tree-optimization/69042
28829 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
28830 parameter from 30 to 40.
28832 2016-03-23 Bin Cheng <bin.cheng@arm.com>
28834 PR tree-optimization/69042
28835 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
28836 for use with constant offset stripped in base.
28838 2016-03-23 Richard Biener <rguenther@suse.de>
28840 PR middle-end/70251
28841 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
28842 mode compatibility check.
28843 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
28845 2016-03-23 Jeff Law <law@redhat.com>
28847 PR tree-optimization/64058
28848 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
28850 (struct ssa_conflicts): Move up earlier in the file.
28851 (conflicts_, var_map_): New static variables.
28852 (initialize_conflict_count): New function to initialize the
28853 CONFLICT_COUNT field for each conflict pair.
28854 (compare_pairs): Lazily initialize the conflict count and use it
28855 as the first tie-breaker.
28856 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
28857 and wipe conflicts_ and map_ around the call to qsort. Remove
28858 special case for 2 coalesce pairs.
28859 * bitmap.c (bitmap_count_unique_bits): New function.
28860 (bitmap_count_bits_in_word): New function, extracted from
28862 (bitmap_count_bits): Use bitmap_count_bits_in_word.
28863 * bitmap.h (bitmap_count_unique_bits): Declare it.
28865 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
28868 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
28869 transparent alias chain for decl assembler name.
28870 * config/sol2.c (solaris_assemble_visibility): Likewise.
28872 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
28874 * config/arm/arm1020e.md (1020call_op): Reduce reservation
28876 (v10_fdivs): Likewise.
28877 (v10_fdivd): Likewise.
28879 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
28882 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
28883 to not call fclose twice on file.
28885 2016-03-23 Jakub Jelinek <jakub@redhat.com>
28887 PR tree-optimization/70354
28888 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
28889 oprnd0 is wider than oprnd1 and there is a cast from the wider
28890 type to oprnd1, mask it with the mask of the narrower type.
28893 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
28894 Optimize TARGET_STV splitters, if high or low word of last argument
28897 2016-03-22 Jeff Law <law@redhat.com>
28900 tree-ssa-threadbackward.c
28901 (fsm_find_control_statement_thread_paths): Correctly distinguish
28902 between old style jump threads vs FSM jump threads.
28904 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
28907 * config/i386/i386.c (scalar_chain::convert_op): Support
28908 uninitialized register usage case.
28910 2016-03-22 Richard Biener <rguenther@suse.de>
28912 PR middle-end/70251
28913 * genmatch.c (gen_transform): Adjust last parameter to a three-state
28915 (capture::gen_transform): ... to change behavior when substituting
28916 a condition into cond or not-cond expr context.
28917 (dt_simplify::gen_1): Adjust.
28918 * gimple-match-head.c: Include gimplify.h for unshare_expr.
28919 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
28920 last change and instead change to
28921 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
28922 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
28924 2016-03-22 Anthony Green <green@moxielogic.com>
28926 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
28927 issue for moxiebox targets.
28928 (CC1PLUS_SPEC): Ditto.
28930 2016-03-22 Richard Biener <rguenther@suse.de>
28932 PR middle-end/70333
28933 * fold-const.c (extract_muldiv_1): Properly perform multiplication
28936 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
28938 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
28940 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
28943 * config/i386/i386.c (def_builtin): Handle
28944 OPTION_MASK_ISA_AVX512VL to be and-ed with other
28946 (const struct builtin_description bdesc_special_args[]):
28947 Remove duplicate ISA bits.
28949 2016-03-22 Jakub Jelinek <jakub@redhat.com>
28952 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
28953 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
28954 in a way that works also for AVX512BW.
28957 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
28958 instead of source if operands[1] is xmm16 and above and
28959 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
28960 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
28963 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
28964 on assign if (*from_p) is a comparison, set it to
28965 TREE_NO_WARNING (*from_p).
28967 2016-03-21 Jakub Jelinek <jakub@redhat.com>
28969 PR middle-end/70326
28970 * lra.c (restore_scratches): Ignore deleted insns.
28972 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
28973 Jakub Jelinek <jakub@redhat.com>
28975 PR tree-optimization/70317
28976 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
28979 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
28982 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
28983 of ix86_expand_move.
28985 (movti): Use general_operand for operand 1 predicate.
28987 2016-03-21 Martin Liska <mliska@suse.cz>
28989 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
28991 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
28993 2016-03-21 Martin Liska <mliska@suse.cz>
28996 * ipa-icf.c (sem_function::parse): Skip static
28997 constructors and destructors.
28999 2016-03-21 Jakub Jelinek <jakub@redhat.com>
29002 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
29003 function-like macro, peek following token(s) if it is followed
29004 by CPP_OPEN_PAREN token with optional padding in between, and
29005 if not, don't treat it like a macro.
29007 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
29008 Alexander Monakov <amonakov@ispras.ru>
29010 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
29011 for the stabs debug format.
29013 2016-03-21 Richard Biener <rguenther@suse.de>
29015 PR tree-optimization/70310
29016 * tree-vect-generic.c (expand_vector_condition): Fold the built
29019 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
29022 * config/i386/sse.md (define_insn "*vec_dup<mode>"/AVX2):
29023 Block third alternative for AVX-512VL target,
29025 2016-03-21 Martin Liska <mliska@suse.cz>
29028 * hsa-brig.c (emit_function_directives): Mark unemitted
29029 global variables for emission.
29030 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
29031 (get_symbol_for_decl): Likewise.
29032 * hsa.h (struct hsa_symbol): New flag.
29034 2016-03-21 Richard Biener <rguenther@suse.de>
29036 PR tree-optimization/70288
29037 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
29038 we do not estimate unsimplified all-constant conditionals or
29039 switches as optimized away.
29041 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
29043 PR rtl-optimization/69102
29044 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
29045 when we have a readonly dependency context.
29047 2016-03-18 Jeff Law <law@redhat.com>
29049 PR rtl-optimization/70263
29050 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
29051 (update_equiv_regs): When trying to move a store to after the insn
29052 that sets the source of the store, make sure the store occurs after
29053 the insn that sets the source of the store. When successful note
29054 the REG_EQUIV note created in the dump file.
29056 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
29057 Bernd Schmidt <bschmidt@redhat.com>
29059 * doc/extend.texi: Document more potential problems with basic asms.
29061 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
29063 PR rtl-optimization/70278
29064 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
29067 2016-03-18 Jason Merrill <jason@redhat.com>
29069 * calls.c (load_register_parameters): Fix zero size sibcall logic.
29071 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
29073 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
29074 values to 128b regs.
29076 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
29078 PR tree-optimization/70252
29079 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
29080 boolean vector has a proper number of elements.
29081 (supportable_narrowing_operation): Likewise.
29083 2016-03-18 Tom de Vries <tom@codesourcery.com>
29086 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
29088 2016-03-18 Jakub Jelinek <jakub@redhat.com>
29090 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
29091 instead of replace_rtx for DEBUG_INSNs.
29093 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
29095 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
29096 load type reservations.
29098 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
29101 * config/pa/constraints.md: Revert 2015-02-13 change. Use
29102 define_constraint for "Q" and "T" constraints.
29104 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
29106 Tweak the pipeline model for Exynos M1
29108 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
29111 2016-03-17 David Malcolm <dmalcolm@redhat.com>
29114 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
29115 where one or both locations aren't within a line_map.
29117 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
29120 * opts.c (finish_options): Don't set flag_pie to the default if
29121 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
29124 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
29126 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
29127 true as ALL_REGS argument to replace_rtx.
29129 2016-03-17 Richard Biener <rguenther@suse.de>
29132 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
29135 2016-03-17 Jakub Jelinek <jakub@redhat.com>
29138 * rtl.h (replace_rtx): Add ALL_REGS argument.
29139 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
29140 equality and assert mode is the same, instead of just rtx pointer
29142 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
29143 true as ALL_REGS argument to replace_rtx.
29145 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
29147 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
29148 for boolean vector with vector mode only.
29149 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
29151 2016-03-17 Nick Clifton <nickc@redhat.com>
29154 * config/rx/rx.c (rx_print_integer): Print negative constants in
29157 2016-03-17 Jakub Jelinek <jakub@redhat.com>
29160 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
29162 2016-03-16 Richard Henderson <rth@redhat.com>
29163 Richard Biener <rguenth@suse.de>
29165 PR middle-end/70240
29166 PR middle-end/68215
29168 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
29169 first operand as is_gimple_condexpr.
29171 PR middle-end/70240
29172 PR middle-end/68215
29174 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
29175 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
29176 Do not gimplify the result.
29177 (do_unop): Adjust call to tree_vec_extract.
29178 (do_binop): Likewise.
29179 (do_compare): Likewise.
29180 (do_plus_minus): Likewise.
29181 (do_negate): Likewise.
29182 (expand_vector_condition): Likewise.
29183 (do_cond): Likewise.
29185 2016-03-16 Richard Henderson <rth@redhat.com>
29188 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
29189 (aarch64_classify_address): Use it.
29190 (aarch64_legitimize_address): Force all subexpressions of PLUS
29191 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
29193 2016-03-16 Jakub Jelinek <jakub@redhat.com>
29194 Richard Biener <rguenth@suse.de>
29197 * rtlanal.c (replace_rtx): For REG, if from is a REG,
29198 return to even if only REGNO is equal, and assert
29201 2016-03-11 Jeff Law <law@redhat.com>
29203 PR rtl-optimization/70224
29204 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
29206 2016-03-16 Richard Henderson <rth@redhat.com>
29208 PR middle-end/70199
29209 * function.h (struct function): Add has_forced_label_in_static.
29210 * gimplify.c (force_labels_r): Set it.
29211 * lto-streamer-in.c (input_struct_function_base): Read it.
29212 * lto-streamer-out.c (output_struct_function_base): Write it.
29213 * tree-inline.c (has_label_address_in_static_1): Remove.
29214 (copy_forbidden): Remove fndecl parameter; test
29215 has_forced_label_in_static.
29216 (inline_forbidden_p): Update call to copy_forbidden.
29217 (tree_versionable_function_p): Likewise.
29218 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
29219 (chkp_versioning): Likewise.
29220 * tree-inline.h (copy_forbidden): Update decl.
29222 2016-03-16 Marek Polacek <polacek@redhat.com>
29225 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
29226 function being thunked if the result type doesn't have fixed size.
29227 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
29228 doesn't have fixed size.
29230 2016-03-16 Bin Cheng <bin.cheng@arm.com>
29232 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
29233 reporting malformed loop nest.
29235 2016-03-16 Tom de Vries <tom@codesourcery.com>
29238 * ipa-devirt.c (possible_polymorphic_call_targets): Move
29239 nodes.length () == 1 test to before first nodes[0] access.
29241 2016-03-16 Tom de Vries <tom@codesourcery.com>
29243 PR tree-optimization/68715
29244 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
29245 single_pred_p test.
29247 2016-03-16 Tom de Vries <tom@codesourcery.com>
29249 PR tree-optimization/68809
29250 * graphite-scop-detection.c (same_close_phi_node): Test if result types
29253 2016-03-16 Carlos O'Donell <carlos@redhat.com>
29254 Sandra Loosemore <sandra@codesourcery.com>
29256 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
29257 on leaf attribute. Mention ELF interposition problems.
29259 2016-03-16 Alan Modra <amodra@gmail.com>
29261 PR rtl-optimization/69195
29262 PR rtl-optimization/47992
29263 * ira.c (indirect_jump_optimize): Ignore artificial defs.
29266 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
29269 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
29271 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
29273 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
29275 2016-03-15 Jakub Jelinek <jakub@redhat.com>
29277 PR rtl-optimization/70222
29278 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
29279 optimization if mode is different from result_mode, queue up masking
29280 of the result in outer_op. Formatting fix.
29282 PR middle-end/70239
29283 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
29286 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
29288 PR rtl-optimization/69032
29289 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
29290 looping backwards over basic block insns.
29292 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
29295 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
29296 to non-speculative when propagating trap bits.
29298 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
29300 PR rtl-optimization/63384
29301 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
29302 DEBUG_INSN_P insns.
29304 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
29307 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
29308 factored out from ...
29309 (sched_analyze_insn): ... here.
29310 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
29311 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
29312 get_implicit_reg_pending_clobbers in it.
29313 (setup_id_reg_sets): Use setup_id_implicit_regs.
29314 (deps_init_id): Ditto.
29316 2016-03-15 Tom de Vries <tom@codesourcery.com>
29319 * cgraph.c (cgraph_node::get_body): Save, reset and restore
29321 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
29322 execute_function_dump.
29323 (execute_one_pass): Don't dump function if it will be dumped after ipa
29326 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
29328 * genrecog.c (match_pattern_2): If pred is NULL don't call
29329 safe_predicate_mode on it.
29331 2016-03-14 Jakub Jelinek <jakub@redhat.com>
29333 PR middle-end/70219
29334 * lra-constraints.c (delete_move_and_clobber): Change assertion
29335 to also allow dregno == 0.
29337 2016-03-14 Richard Henderson <rth@redhat.com>
29340 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
29341 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
29342 (reassociate_bb): Use optimize_vec_cond_expr; avoid
29343 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
29346 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
29349 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
29351 (lra_create_live_ranges_1): initialize hard register biggest_mode to
29353 * lra-constraints.c (split_reg): For hard regs, try to find the
29354 biggest single-register mode used in the function.
29356 2016-03-14 Richard Biener <rguenther@suse.de>
29358 PR tree-optimization/56365
29359 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
29360 constants to compare against.
29362 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
29365 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
29366 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
29367 (define_split for the GPR case): Use int_reg_operand instead of
29368 gpc_reg_operand for the output.
29370 2016-03-14 Tom de Vries <tom@codesourcery.com>
29372 PR tree-optimization/70045
29373 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
29374 create_empty_if_region_on_edge argument.
29376 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
29378 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
29379 (STACK_CHECK_PROTECT): Likewise.
29380 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
29381 (STACK_CHECK_PROTECT): Likewise.
29382 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
29383 (STACK_CHECK_PROTECT): Likewise.
29384 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
29385 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
29386 (STACK_CHECK_PROTECT): Likewise.
29388 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
29390 PR rtl-optimization/69307
29391 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
29392 registers in modes that span more than one register.
29394 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
29397 * lra-constraints.c (delete_move_and_clobber): New.
29398 (remove_inheritance_pseudos): Use it.
29400 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
29403 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
29404 the libcall is LCT_THROW.
29405 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
29406 for the checking routine.
29408 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
29411 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
29412 optimization if we have direct move.
29413 (roundu32<mode>2_fprs): Likewise.
29415 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
29418 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
29420 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
29421 Arguments swapped. All callers changed. Take reg_renumber into
29422 account, and Calculate and compare register ranges for hard regs.
29424 2016-03-11 Jeff Law <law@redhat.com>
29426 PR tree-optimization/70190
29427 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
29428 Handle cases where we can not extract the taken edge, even though we
29429 found a constant value.
29431 PR tree-optimization/64058
29432 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
29433 (num_coalesce_pairs): Move up earlier in file.
29434 (find_coalesce_pair): Initialize the INDEX field for each pair
29436 (compare_pairs): No longer sort on the elements in each pair.
29437 Instead break ties with the index of the coalesce pair.
29439 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
29442 * config/aarch64/aarch64-protos.h
29443 (aarch64_save_restore_target_globals): New prototype.
29444 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
29445 Call the above when popping pragma.
29446 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
29448 (aarch64_set_current_function): Rewrite using the above.
29450 2016-03-11 Jakub Jelinek <jakub@redhat.com>
29452 PR tree-optimization/70177
29453 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
29454 (extract_ops_from_tree): ... this. In the 2 argument
29455 overload remove _1 suffix.
29456 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
29457 (extract_ops_from_tree): ... this.
29458 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
29460 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
29461 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
29462 extract_ops_from_tree instead of 2 operand one.
29464 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
29466 PR tree-optimization/70013
29467 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
29468 for constant-pool entries.
29470 2016-03-11 Jakub Jelinek <jakub@redhat.com>
29472 PR rtl-optimization/70174
29473 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
29474 followed by gen_lowpart on force_reg instead of just gen_lowpart.
29476 PR tree-optimization/70169
29477 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
29478 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
29481 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
29482 Jakub Jelinek <jakub@redhat.com>
29485 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
29486 of uninitialized values.
29488 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29490 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
29492 ("*trunctddd2"): New pattern definition.
29493 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
29496 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29498 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
29499 definitions for BFP and DFP rounding modes.
29500 ("fixuns_truncdddi2", "fixuns_trunctddi2")
29501 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
29502 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
29503 ("fix_trunctf<mode>2"): Use the new constants instead of magic
29506 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29508 * config/s390/constraints.md: Adjust comment.
29509 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
29510 s390_decompose_addrstyle_without_index.
29511 * config/s390/predicates.md (shift_count_or_setmem_operand):
29512 Rename to setmem_operand.
29513 * config/s390/s390-protos.h
29514 (s390_decompose_shift_count): Rename to
29515 s390_decompose_addrstyle_without_index.
29516 * config/s390/s390.c (s390_decompose_shift_count)
29517 (s390_mem_constraint, print_shift_count_operand)
29518 (print_operand_address, print_operand): Rename
29519 s390_decompose_shift_count to
29520 s390_decompose_addrstyle_without_index and rename
29521 print_shift_count_operand to print_addrstyle_operand troughout the
29523 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
29524 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
29525 Rename shift_count_or_setmem_operand to setmem_operand.
29526 * config/s390/vx-builtins.md ("vec_insert<mode>")
29527 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
29530 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
29533 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
29534 Handle overlapping retval and newval.
29536 2016-03-10 Nick Clifton <nickc@redhat.com>
29539 * config/aarch64/aarch64.c
29540 (aarch64_override_options_after_change_1): When forcing
29541 flag_omit_frame_pointer to be true, use a special value that can
29542 be detected if this function is called again, thus preventing
29543 flag_omit_leaf_frame_pointer from being forced to be false.
29545 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
29547 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
29548 Set x_flag_omit_leaf_frame_pointer when handling
29549 -momit-leaf-frame-pointer.
29551 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
29554 * cgraph.c (cgraph_node::dump): Dump split_part and
29555 indirect_call_target.
29556 * cgraph.h (cgraph_node): Add indirect_call_target flag.
29557 * ipa.c (has_addr_references_p): Cleanup.
29558 (is_indirect_call_target_p): New.
29559 (walk_polymorphic_call_targets): Do not mark virtuals that may be
29560 called indirectly as local.
29561 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
29563 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
29566 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
29567 on cxa_pure_virtual.
29569 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
29572 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
29574 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
29577 * tree.c (need_assembler_name_p): Only record main variant type names.
29579 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
29582 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
29583 Always define to 0 or 1.
29584 (TARGET_FIX_ERR_A53_843419): New macro.
29585 * config/aarch64/aarch64-elf-raw.h
29586 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
29587 * config/aarch64/aarch64-linux.h: Likewise.
29588 * config/aarch64/aarch64.c
29589 (aarch64_override_options_after_change_1): Do not default
29590 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
29592 (aarch64_attributes): Handle fix-cortex-a53-843419.
29593 (aarch64_can_inline_p): Likewise.
29594 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
29596 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
29597 Jakub Jelinek <jakub@redhat.com>
29599 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
29600 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
29601 DECL_COMMONS if flag_unconstrained_commons is set.
29602 * tree-dfa.c (get_ref_base_and_extent): Likewise.
29603 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
29604 (funconstrained-commons): Document.
29606 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
29608 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
29609 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
29611 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
29613 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
29614 has a proper number of elements.
29616 2016-03-10 Alan Modra <amodra@gmail.com>
29618 PR rtl-optimization/69195
29619 PR rtl-optimization/47992
29620 * ira.c (recorded_label_ref): Delete.
29621 (update_equiv_regs): Return void.
29622 (indirect_jump_optimize): New function.
29623 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
29624 before regstat_compute_ri. Don't rebuild_jump_labels here.
29625 Delete update_regstat.
29627 2016-03-10 Richard Biener <rguenther@suse.de>
29629 PR tree-optimization/70128
29630 * tree-ssa-structalias.c (set_uids_in_ptset): Set
29631 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
29633 2016-03-09 Jakub Jelinek <jakub@redhat.com>
29635 PR tree-optimization/70152
29636 * tree-sra.c (replace_removed_params_ssa_names): Copy over
29637 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
29640 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
29641 instead of gen_sse2_loadlpd.
29642 * config/i386/sse.md (*vec_concatv2df): Rename to...
29643 (vec_concatv2df): ... this.
29645 PR tree-optimization/70127
29646 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
29648 2016-03-09 David Malcolm <dmalcolm@redhat.com>
29652 * diagnostic-show-locus.c (compatible_locations_p): New function.
29653 (layout::layout): Sanitize ranges using compatible_locations_p.
29655 2016-03-09 David Malcolm <dmalcolm@redhat.com>
29659 * diagnostic-show-locus.c (layout_range::layout_range): Replace
29660 location_range param with three const expanded_locations * and a
29662 (layout::layout): Replace call to
29663 rich_location::lazily_expand_location with get_expanded_location.
29664 Extract the range and perform location expansion here, passing
29665 the results to the layout_range ctor.
29666 * diagnostic.c (source_range::debug): Delete.
29667 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
29668 of rich_location::get_expanded_location.
29669 * gcc-rich-location.c (get_range_for_expr): Delete.
29670 (gcc_rich_location::add_expr): Reimplement to avoid the
29671 rich_location::add_range overload that took a location_range,
29672 passing a location_t instead.
29674 2016-03-09 Richard Biener <rguenther@suse.de>
29675 Jakub Jelinek <jakub@redhat.com>
29677 PR tree-optimization/70138
29678 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
29679 Also skip vect_double_reduction_def.
29681 2016-03-09 Jakub Jelinek <jakub@redhat.com>
29684 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
29685 if the operand is "m".
29687 2016-03-09 Nathan Sidwell <nathan@acm.org>
29689 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
29691 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
29693 * config/i386/i386.c (processor_target_table): Fix cost table
29694 intialization order for znver1.
29696 2016-03-08 Jakub Jelinek <jakub@redhat.com>
29698 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
29699 - becuase -> because.
29700 * ipa-reference.c (ignore_module_statics): Likewise.
29701 * cgraph.c (cgraph_node::get_body): Likewise.
29702 * ipa-inline.c (early_inliner): Likewise.
29703 * ipa-devirt.c (types_same_for_odr): Likewise.
29704 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
29705 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
29707 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
29709 * tree-ssa-math-opts.c: Fix typo in comment.
29711 2016-03-08 Jakub Jelinek <jakub@redhat.com>
29714 * config/i386/i386.c (scalar_chain::make_vector_copies,
29715 scalar_chain::convert_reg): Call end_sequence in between
29716 get_insns and emit_conversion_insns rather than after both
29719 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
29722 * config/i386/i386.h (machine_function): Add
29723 pc_thunk_call_expanded flag.
29724 (ix86_pc_thunk_call_expanded): New define.
29725 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
29726 (*set_got): Rename insn pattern from set_got.
29727 (*set_got_labelled): Rename inst pattern from set_got_labelled.
29728 * config/i386/i386.c (ix86_compute_frame_layout): Use
29729 ix86_pc_thunk_call_expanded to prevent red-zone.
29731 2016-03-07 Martin Jambor <mjambor@suse.cz>
29733 * hsa.h (hsa_get_ctor_statements): Declare.
29734 (hsa_get_dtor_statements): Likewise.
29735 (hsa_get_kernel_dispatch_type): Likewise.
29736 * hsa.c (hsa_get_ctor_statements): New function.
29737 (hsa_get_dtor_statements): Likewise.
29738 (hsa_get_kernel_dispatch_type): Likewise.
29739 * hsa-brig.c (hsa_cdtor_statements): Removed.
29740 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
29741 hsa_get_dtor_statements.
29742 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
29743 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
29745 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
29747 * config/arm/arm-cores.def (cortex-r8): New.
29748 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
29749 * config/arm/arm-tune.md: Likewise.
29750 * doc/invoke.texi: Add cortex-r8 to list of cpu values.
29752 2016-03-07 Martin Sebor <msebor@redhat.com>
29754 PR rtl-optimization/19705
29755 * doc/invoke.texi (Options That Control Optimization): Clarify
29756 -fno-branch-count-reg.
29758 2016-02-26 Richard Biener <rguenther@suse.de>
29759 Jeff Law <law@redhat.com>
29761 PR tree-optimization/69740
29762 * cfghooks.c (remove_edge): Request loop fixups if we delete
29763 an edge that might turn an irreducible loop into a natural
29765 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
29766 Move after definition of loops_state_clear.
29768 2016-03-07 Bin Cheng <bin.cheng@arm.com>
29770 PR rtl-optimization/69052
29771 * rtlanal.c (commutative_operand_precedence): Set higher precedence
29774 2016-03-07 Tom de Vries <tom@codesourcery.com>
29776 PR tree-optimization/70116
29777 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
29778 is_tm_ending stmts and ubsan/asan internal functions.
29779 (find_duplicate): Use it. Don't test is_tm_ending here.
29781 2016-03-07 Richard Biener <rguenther@suse.de>
29783 PR tree-optimization/70115
29784 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
29785 (propagate_constants_for_unrolling): Use replace_uses_by.
29787 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
29789 PR middle-end/69916
29790 * omp-low.c (struct oacc_loop): Add ifns.
29791 (new_oacc_loop_raw): Initialize it.
29792 (finish_oacc_loop): Clear mask & flags if no ifns.
29793 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
29794 (oacc_loop_xform_loop): Add ifns arg & adjust.
29795 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
29797 2016-03-07 Richard Henderson <rth@redhat.com>
29800 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
29801 (insert_value_copy_on_edge): Likewise.
29803 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
29805 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
29807 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
29810 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
29812 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
29814 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
29816 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
29818 Fix sseimul type attribute.
29819 * config/i386/znver1.md
29820 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
29821 znver1_sseimul_avx256_load) : Fix the type attribute.
29822 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
29823 pipe usage and latency.
29825 2016-03-05 Jakub Jelinek <jakub@redhat.com>
29828 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
29829 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
29832 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
29835 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
29837 PR rtl-optimization/69941
29838 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
29839 the reg share its mode.
29841 2016-03-04 Jeff Law <law@redhat.com>
29843 PR tree-optimization/69196
29844 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
29845 If the both SSA_NAMEs are anonymous, then consider them unassociated
29846 and include the PHI in the statement count.
29848 2016-03-05 Tom de Vries <tom@codesourcery.com>
29850 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
29851 construct in oacc routine. Check for oacc region in oacc routine.
29853 2016-03-04 Jakub Jelinek <jakub@redhat.com>
29856 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
29857 2016-02-22 changes, instead don't recurse if RECUR is already true.
29858 Don't change *dynamic_check if RECUR. Adjust recursive caller
29859 to pass true to the new argument.
29860 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
29863 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
29864 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
29866 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
29868 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
29870 PR rtl-optimization/57676
29871 * lra-assigns.c (lra_assign): Guard test for maximum iterations
29872 with flag_checking.
29874 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
29876 * tree-vect-patterns.c (search_type_for_mask): Handle
29877 comparison of booleans.
29879 2016-03-04 Jakub Jelinek <jakub@redhat.com>
29881 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
29885 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
29886 all other ops that have dw_val_class_die_ref operands,
29887 and DW_OP_GNU_entry_value.
29889 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
29891 PR rtl-optimization/69904
29892 * config/arm/arm.c (arm_cannot_copy_insn_p):
29893 Return true for load-exclusive instructions.
29895 2016-03-03 Jakub Jelinek <jakub@redhat.com>
29898 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
29899 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
29900 the pattern no matter if it is used just by non-pattern, pattern
29902 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
29903 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
29904 oprnd1 def_stmt is in pattern, don't look through it.
29906 2016-03-03 Marek Polacek <polacek@redhat.com>
29908 PR middle-end/70050
29909 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
29911 2016-03-03 Martin Liska <mliska@suse.cz>
29913 PR tree-optimization/70043
29914 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
29915 previous statement if we see a debug statement.
29917 2016-03-03 Richard Biener <rguenther@suse.de>
29919 PR tree-optimization/55936
29920 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
29921 parameter and guard unsafe equivalence use.
29922 (vrp_evaluate_conditional_warnv_with_ops): Always use
29923 safe equivalences but not via the quadratic compare_names
29926 2016-03-03 Michael Collison <michael.collison@linaro.org>
29929 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
29930 for operand 1 to s_register_operand. Change predicate for operand
29931 2 to arm_not_immediate_operand.
29933 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
29935 * doc/tm.texi: Regenerated.
29937 2016-03-02 Richard Henderson <rth@redhat.com>
29940 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
29941 simplification when all args are positive non-fixed registers.
29943 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
29945 * target.def (lra_p): Specify that new ports should use LRA.
29947 2016-03-02 Jakub Jelinek <jakub@redhat.com>
29950 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
29951 gimplify_type_sizes the type they refer to.
29952 (omp_notice_variable): Handle reference vars to VLAs.
29953 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
29954 reference to VLA decls in the second pass instead of first pass.
29956 2016-03-02 Tom de Vries <tom@codesourcery.com>
29958 PR tree-optimization/68659
29959 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
29960 new_expr == NULL_TREE.
29961 (get_new_name): Handle ADDR_EXPR.
29963 2016-03-02 Bin Cheng <bin.cheng@arm.com>
29965 PR rtl-optimization/69052
29966 * loop-invariant.c (canonicalize_address): New function.
29967 (inv_can_prop_to_addr_use): Check validity of address expression
29968 which is canonicalized by above function.
29970 2016-03-02 Alan Modra <amodra@gmail.com>
29973 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
29976 2016-03-02 Jakub Jelinek <jakub@redhat.com>
29979 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
29980 (*movhi_internal): Put mask moves from and to memory separately
29981 from moves from/to GPRs.
29983 2016-03-02 Richard Biener <rguenther@suse.de>
29985 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
29986 GENERIC expressions in GIMPLE.
29988 2016-03-02 Richard Biener <rguenther@suse.de>
29990 * config/i386/i386.c (type_natural_mode): Fix typo.
29992 2016-03-02 Nick Clifton <nickc@redhat.com>
29994 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
29996 2016-03-02 Richard Biener <rguenther@suse.de>
29997 Uros Bizjak <ubizjak@gmail.com>
30000 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
30002 2016-03-02 Richard Biener <rguenther@suse.de>
30004 PR middle-end/67278
30005 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
30007 2016-03-02 Marek Polacek <polacek@redhat.com>
30010 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
30011 "is promoted to" warning.
30013 2016-03-01 DJ Delorie <dj@redhat.com>
30015 * config.gcc: Deprecate mep-*.
30017 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
30019 PR middle-end/70025
30020 * lra-constraints.c (regno_val_use_in): New.
30021 (match_reload): Use it instead of regno_use_in.
30023 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
30025 PR rtl-optimization/70007
30026 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
30027 references present in REG_EQUAL notes attached to non-SET patterns.
30029 2016-03-01 Jeff Law <law@redhat.com>
30031 PR tree-optimization/69196
30032 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
30033 Appropriately clamp the number of statements to copy when the
30034 thread path does not traverse a loop backedge.
30036 PR tree-optimization/69196
30037 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
30038 Do count some PHIs in the thread path against the insn count. Decrease
30039 final statement count by one as the control statement in the last
30040 block will get removed. Remove special cased code for handling PHIs
30043 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
30046 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
30047 asm dialect alternatives to explicit GOTPCREL calls.
30049 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
30052 * ira.c (do_reload): Issue warning for generic stack checking here...
30053 * reload1.c (reload): ...instead of here and streamline it.
30055 2016-03-01 Nick Clifton <nickc@redhat.com>
30057 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
30059 2016-03-01 Richard Biener <rguenther@suse.de>
30061 PR tree-optimization/69983
30062 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
30063 types and fall back to operand_equal_p.
30065 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30068 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30070 * config/s390/constraints.md ("jm8"): New constraint.
30071 * config/s390/predicates.md ("const_int_8bitset_operand"): New
30073 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
30075 ("*setmem_long<setmem_and>"): New pattern.
30076 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
30078 ("*setmem_long_31z<setmem_and>"): New pattern.
30079 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
30080 New substitution rules with the required attributes.
30083 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30086 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30088 * gensupport.c (process_substs_on_one_elem): Split loop to
30089 complete mark_operands_used_in_match_dup on all expressions in the
30091 (adjust_operands_numbers): Inline into process_substs_on_one_elem
30092 and remove function.
30094 2016-03-01 Richard Biener <rguenther@suse.de>
30096 PR middle-end/70022
30097 * fold-const.c (fold_indirect_ref_1): Fix range checking for
30098 vector BIT_FIELD_REF extract.
30100 2016-03-01 Richard Biener <rguenther@suse.de>
30102 PR tree-optimization/69994
30103 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
30105 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
30107 PR tree-optimization/69956
30108 * tree-vect-stmts.c (supportable_widening_operation): Support
30109 multi-step conversion of boolean vectors.
30110 (supportable_narrowing_operation): Likewise.
30112 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30114 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
30117 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30119 * config/s390/subst.md (DSI_VI): New mode iterator.
30120 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
30121 * config/s390/vector.md ("vec_set<mode>"): Move expander before
30122 the insn definition.
30123 ("*vec_set<mode>"): Change predicate and add alternative to
30124 support only either register or const_int operands as element
30126 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
30128 ("vec_extract<mode>"): New expander.
30129 ("*vec_extract<mode>"): New insn definition supporting reg and
30130 const_int element selectors.
30131 ("*vec_extract<mode>_plus"): New insn definition supporting
30132 reg+const_int element selectors.
30133 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
30134 following expander+insn definition.
30135 ("<vec_shifts_name><mode>3"): New expander.
30136 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
30138 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30140 * config/s390/s390.md ("*tabort_1"): Change predicate to
30141 nonmemory_operand. Add a second alternative to cover
30142 register as well as const int operands.
30143 ("*tabort_1_plus"): New pattern definition.
30145 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30147 * config/s390/s390.md ("*ashrdi3_cc_31")
30148 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
30149 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
30150 Merge insn definitions into ...
30151 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
30152 New pattern definition.
30153 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
30154 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
30155 ("*ashr<mode>3_and"): Merge insn definitions into ...
30156 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
30157 New pattern definition.
30158 * config/s390/subst.md ("addr_style_op_cc_subst")
30159 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
30160 substitutions patterns plus attributes.
30161 Add ashiftrt to SUBST iterator.
30163 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30165 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
30166 op2 to nonmemory_operand.
30167 ("*<shift>di3_31", "*<shift>di3_31_and"):
30168 Merge into single pattern definition ...
30169 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
30170 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
30171 pattern definition ...
30172 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
30173 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
30176 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30178 * config/s390/predicates.md (const_int_6bitset_operand): New
30180 * config/s390/s390.md: Include subst.md.
30181 ("rotl<mode>3"): New expander.
30182 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
30184 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
30185 * config/s390/subst.md: New file.
30187 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30189 * config/s390/s390.md ("op_type", "atype", "length" attributes):
30190 Remove RRR type. It doesn't really exist.
30191 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
30193 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
30194 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
30195 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
30196 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
30197 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
30198 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
30199 `enabled' attribute.
30201 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30203 * gensupport.c (process_substs_on_one_elem): Split loop to
30204 complete mark_operands_used_in_match_dup on all expressions in the
30206 (adjust_operands_numbers): Inline into process_substs_on_one_elem
30207 and remove function.
30209 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
30212 * config/sparc/sparc.c (NWORDS_UP): Rename to...
30213 (CEIL_NWORDS): ...this. Use CEIL macro.
30214 (compute_fp_layout): Adjust to above renaming.
30215 (function_arg_union_value): Likewise.
30216 (sparc_arg_partial_bytes): Likewise.
30217 (sparc_function_arg_advance): Likewise.
30219 2016-02-29 Jeff Law <law@redhat.com>
30221 PR tree-optimization/70005
30222 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
30223 where an object with a boolean range is compared against a value
30226 PR tree-optimization/69999
30227 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
30228 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
30231 2016-02-29 Richard Biener <rguenther@suse.de>
30233 PR tree-optimization/69994
30234 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
30235 (get_unary_op): Look through nop conversions.
30236 (ops_equal_values_p): New function, look for equality diregarding
30238 (eliminate_plus_minus_pair): Use ops_equal_values_p
30239 (repropagate_negates): Do not use get_unary_op here.
30241 2016-02-29 Martin Liska <mliska@suse.cz>
30243 * system.h: Poison ENABLE_CHECKING macro.
30245 2016-02-29 Martin Liska <mliska@suse.cz>
30247 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
30248 is presented in dump flags.
30249 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
30250 (hsa_regalloc): Likewise.
30252 2016-02-19 Richard Biener <rguenther@suse.de>
30254 PR tree-optimization/69980
30255 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
30256 permutation of those we need to keep.
30258 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
30261 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
30262 (NWORDS_UP): ...this
30263 (init_cumulative_args): Minor tweaks.
30264 (sparc_promote_function_mode): Likewise.
30265 (scan_record_type): Delete.
30266 (traverse_record_type): New function template.
30267 (classify_data_t): New structure type.
30268 (classify_registers): New inline function.
30269 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
30270 exhausted. Instantiate traverse_record_type on classify_registers and
30271 deal with the case of a structure passed in slot #15 with no FP field
30273 (assign_data_t): New structure type.
30274 (compute_int_layout): New static function.
30275 (compute_fp_layout): Likewise.
30276 (count_registers): New inline function.
30277 (assign_int_registers): New static function.
30278 (assign_fp_registers): Likewise.
30279 (assign_registers): New inline function.
30280 (function_arg_record_value_1): Delete.
30281 (function_arg_record_value_2): Likewise.
30282 (function_arg_record_value_3): Likewise.
30283 (function_arg_record_value): Adjust to above changes. Instantiate
30284 traverse_record_type on count_registers to first count the number of
30285 registers to be used and then on assign_registers to assign them.
30286 (function_arg_union_value): Adjust to above renaming.
30287 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
30288 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
30289 case of a structure passed in slot #15
30290 (sparc_function_arg_advance): Likewise.
30291 (function_arg_padding): Minor tweak.
30293 2016-02-29 Richard Biener <rguenther@suse.de>
30295 PR tree-optimization/69720
30296 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
30297 the adjustment_def path for possibly vectorized defs.
30298 (vect_create_epilog_for_reduction): Handle vectorized initial
30301 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
30303 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
30305 2016-02-27 Jeff Law <law@redhat.com>
30308 2016-02-26 Richard Biener <rguenther@suse.de>
30309 Jeff Law <law@redhat.com>
30311 PR tree-optimization/69740
30312 * cfghooks.c (remove_edge): Request loop fixups if we delete
30313 an edge that might turn an irreducible loop into a natural
30316 2016-02-27 Jakub Jelinek <jakub@redhat.com>
30318 PR rtl-optimization/69896
30319 * tree-vect-generic.c (get_compute_type): Avoid single element
30322 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
30324 Rename the AArch64 tuning option and related functions to enable the
30325 Newton series for the reciprocal square root to reflect its
30326 approximative characteristic.
30328 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
30329 function to "aarch64_emit_approx_rsqrt".
30330 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
30331 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
30332 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
30333 (xgene1_tunings): Likewise.
30334 (use_rsqrt_p): Likewise.
30335 (aarch64_emit_swrsqrt): Use new function name.
30336 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
30337 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
30338 text explaining this option.
30339 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
30341 2016-02-26 Jakub Jelinek <jakub@redhat.com>
30344 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
30345 complain about -mallow-movmisalign without -mvsx if
30346 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
30348 2016-02-26 Joel Sherrill <joel@rtems.org>
30350 * config.gcc: Add x86_64-*-rtems*.
30351 * config/i386/rtems-64.h: New file.
30353 2016-02-26 Joel Sherrill <joel@rtems.org>
30355 * config.gcc: Add aarch64-*-rtems*.
30356 * config/aarch64/rtems.h: New file.
30358 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
30361 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
30362 shift amount using %h. Add comment.
30364 2016-02-26 Richard Biener <rguenther@suse.de>
30365 Jeff Law <law@redhat.com>
30367 PR tree-optimization/69740
30368 * cfghooks.c (remove_edge): Request loop fixups if we delete
30369 an edge that might turn an irreducible loop into a natural
30372 2016-02-26 Martin Jambor <mjambor@suse.cz>
30374 PR middle-end/69920
30375 * tree-sra.c (sra_modify_assign): Do not remove loads of
30376 uninitialized aggregates to SSA_NAMEs.
30378 2016-02-26 Richard Henderson <rth@redhat.com>
30381 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
30382 pseudo in case the target rtx matches the source of the left
30385 2016-02-26 Martin Jambor <mjambor@suse.cz>
30388 * hsa.h (hsa_type_packed_p): Declare.
30389 * hsa.c (hsa_type_packed_p): New function.
30390 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
30392 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
30393 * hsa-brig.c (emit_basic_insn): Likewise.
30395 2016-02-26 Martin Jambor <mjambor@suse.cz>
30398 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
30400 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
30402 2016-02-26 Martin Jambor <mjambor@suse.cz>
30404 * hsa.h (is_a_helper): New overload for hsa_op_immed for
30405 hsa_op_with_type operands.
30406 (hsa_unsigned_type_for_type): Declare.
30407 * hsa.c (hsa_unsigned_type_for_type): New function.
30408 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
30409 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
30410 the finalizer. Do not emit extra move.
30412 2016-02-26 Martin Jambor <mjambor@suse.cz>
30414 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
30415 atomic operations in private segment.
30417 2016-02-26 Martin Jambor <mjambor@suse.cz>
30419 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
30420 statements to wi->info. Also disallow omp simd constructs.
30421 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
30422 for not gridifying. Dump special string for omp_for.
30424 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
30427 * config/aarch64/aarch64.c (aarch64_set_current_function):
30428 Save/restore target globals when switching to
30429 target_option_default_node.
30431 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
30434 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
30435 Return 0 if !SHIFT_COUNT_TRUNCATED.
30437 2016-02-26 Jakub Jelinek <jakub@redhat.com>
30438 Eric Botcazou <ebotcazou@adacore.com>
30440 PR rtl-optimization/69891
30441 * dse.c (scan_insn): If we can't figure out memset arguments
30442 or they are non-constant, call clear_rhs_from_active_local_stores.
30444 2016-02-26 Martin Liska <mliska@suse.cz>
30446 * doc/extend.texi: Mention clog10, clog10f an clog10l
30447 in Builtins section.
30449 2016-02-26 Martin Liska <mliska@suse.cz>
30451 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
30453 (resolve_args_picking_1): Likewise.
30454 * dwarf2out.h (struct GTY): Likewise.
30456 2016-02-26 Martin Liska <mliska@suse.cz>
30458 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
30459 with flag_checking.
30460 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
30462 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
30463 Martin Liska <mliska@suse.cz>
30465 * doc/install.texi: Mention --enable-valgrind-annotations.
30467 2016-02-26 Richard Biener <rguenther@suse.de>
30469 PR tree-optimization/69551
30470 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
30471 looking through aliases adjust DECL_PT_UID to refer to the
30472 ultimate alias target.
30474 2016-02-25 Martin Liska <mliska@suse.cz>
30476 PR middle-end/69919
30477 * alloc-pool.c (after_memory_report): New variable.
30478 * alloc-pool.h (base_pool_allocator ::release): Do not use
30479 the infrastructure if after_memory_report.
30480 * toplev.c (toplev::main): Mark after memory report.
30482 2016-02-25 Richard Biener <rguenther@suse.de>
30484 PR tree-optimization/48795
30485 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
30487 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
30490 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
30491 offloading is enabled and -fopenacc or -fopenmp is specified.
30492 (CRTOFFLOADEND): Likewise.
30493 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
30494 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
30495 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
30496 (offload_objects_file_name): New static var.
30497 (tool_cleanup): Remove offload_objects_file_name file.
30498 (find_offloadbeginend): Replace with ...
30499 (find_crtoffloadtable): ... this.
30500 (run_gcc): Remove offload_argc and offload_argv.
30501 Get offload_objects_file_name from -foffload-objects=... option.
30502 Read names of object files with offload from this file, pass them to
30503 compile_images_for_offload_targets. Don't call find_offloadbeginend and
30504 don't pass offloadbegin and offloadend to the linker. Don't pass
30505 offload non-LTO files to the linker, because now they're not claimed.
30507 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
30510 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
30511 on builtin_unreachable.
30513 2016-02-25 Jakub Jelinek <jakub@redhat.com>
30515 PR rtl-optimization/69896
30516 * regcprop.c: Include cfgrtl.h.
30517 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
30518 than remembered mode, either delete it (if noop_move_p), or
30519 treat like copy_p but not noop_p instruction.
30521 2016-02-24 Jakub Jelinek <jakub@redhat.com>
30524 * dwarf2out.c (gen_variable_die): Work around buggy LTO
30525 - allow NULL decl for Fortran DW_TAG_common_block variables.
30527 2016-02-24 Jason Merrill <jason@redhat.com>
30529 * common.opt (flifetime-dse): Add -flifetime-dse=1.
30531 2016-02-24 Richard Biener <rguenther@suse.de>
30532 Jakub Jelinek <jakub@redhat.com>
30534 PR middle-end/69760
30535 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
30536 conditionally executed ops to well-defined overflow behavior.
30538 2016-02-24 Jakub Jelinek <jakub@redhat.com>
30540 PR middle-end/69915
30541 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
30544 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
30546 PR rtl-optimization/69886
30547 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
30548 argument. Use it when checking validity of set instructions.
30549 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
30550 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
30552 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
30553 * store-motion.c (find_moveable_store): Update
30554 can_assign_to_reg_without_clobbers_p callsite.
30556 2016-02-24 Richard Biener <rguenther@suse.de>
30558 PR middle-end/68963
30559 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
30561 (record_nonwrapping_iv): Do not fall back to the low/high bound
30562 for non-constant IV bases if the stmt is not always executed.
30564 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
30566 * config/arm/arm-cores.def (cortex-a32): New entry.
30567 * config/arm/arm-tables.opt: Regenerate.
30568 * config/arm/arm-tune.md: Regenerate.
30569 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
30570 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
30571 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
30572 for -mcpu and -mtune.
30574 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
30577 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
30578 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
30579 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
30580 (atomic_loaddi_1): Delete.
30581 (atomic_loaddi): Rewrite expander using the above changes.
30583 2016-02-24 Jakub Jelinek <jakub@redhat.com>
30586 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
30589 2016-02-24 Jakub Jelinek <jakub@redhat.com>
30590 Richard Biener <rguenth@suse.de>
30592 PR middle-end/69909
30593 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
30594 set_mem_attributes if tem is SSA_NAME which got expanded
30597 2016-02-24 Richard Biener <rguenther@suse.de>
30599 PR tree-optimization/69907
30600 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
30601 end of permutations for BB vectorization.
30603 2016-02-24 Christian Bruel <christian.bruel@st.com>
30605 * config/arm/arm-c.c (arm_option_override): Initialize
30606 target_option_current_node.
30607 * config/arm/arm.c (arm_pragma_target_parse): Replace
30608 build_target_option_node call by target_option_current_node.
30609 Set target_option_current_node.
30612 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
30615 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
30616 define_insn_and_split to define_insn.
30617 (zero_extendqi<mode>2_dot2): Same.
30618 (extendqi<mode>2_dot): Same.
30619 (extendqi<mode>2_dot2): Same.
30621 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
30623 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
30624 and add bypass for AES{D,E} and AESMC pairs.
30625 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
30628 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
30630 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
30631 series for reciprocal square root in Exynos M1.
30633 2016-02-23 Martin Sebor <msebor@redhat.com>
30636 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
30637 __builtin_alloca_with_align.
30639 2016-02-23 Richard Henderson <rth@redhat.com>
30641 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
30642 (ix86_register_pragmas): Remove __seg_tls.
30643 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
30644 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
30645 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
30646 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
30647 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
30648 * doc/extend.texi (__seg_tls): Remove item.
30650 2016-02-23 Richard Biener <rguenther@suse.de>
30652 * alloc-pool.h (struct allocation_object): Make id member
30653 conditional on CHECKING_P again.
30654 (get_instance): Adjust.
30655 (base_pool_allocator): Likewise.
30657 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
30659 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
30660 (parallelize_loops): In OpenACC kernels mode, set n_threads to
30662 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
30664 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
30666 2016-02-23 Richard Biener <rguenther@suse.de>
30668 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
30669 * bitmap.h (struct bitmap_usage): Likewise.
30670 (bitmap_move): Declare.
30671 * bitmap.c (register_overhead): Take size_t argument.
30672 (bitmap_move): New function.
30673 * df-problems.c (df_rd_transfer_function): Use bitmap_move
30674 to properly account overhead.
30675 * tree.c (free_node): Use tree_size.
30677 2016-02-23 Jakub Jelinek <jakub@redhat.com>
30680 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
30681 when inverting comparison.
30684 * common.opt (Wunreachable-code): Add Warning flag.
30686 2016-02-23 Mark Wielaard <mjw@redhat.com>
30687 Jakub Jelinek <jakub@redhat.com>
30690 * cgraphunit.c (check_global_declaration): Check main_input_filename
30691 and DECL_SOURCE_FILE are not NULL.
30693 2016-02-23 Martin Jambor <mjambor@suse.cz>
30695 PR tree-optimization/69666
30696 * tree-sra.c (sra_modify_assign): Do not attempt to create
30697 default_def replacements for unscalarizable regions.
30699 2016-02-20 Mark Wielaard <mjw@redhat.com>
30702 * cgraphunit.c (check_global_declaration): Check level of
30703 warn_unused_const_variable and main_input_filename.
30704 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
30705 (-Wunused-variable): For C implies -Wunused-const-variable=1.
30706 (-Wunused-const-variable): Explain levels 1 and 2.
30708 2016-02-22 Jakub Jelinek <jakub@redhat.com>
30711 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
30712 identical arguments. Formatting and spelling fixes.
30715 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
30720 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
30721 and m68k-devices.def.
30722 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
30723 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
30725 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
30727 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
30728 and HImode registers.
30730 2016-02-22 Richard Biener <rguenther@suse.de>
30732 PR tree-optimization/69882
30733 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
30734 preserve permutations present because of gaps.
30735 (vect_supported_load_permutation_p): Always continue checking
30736 permutations after vect_attempt_slp_rearrange_stmts.
30738 2016-02-22 Bin Cheng <bin.cheng@arm.com>
30740 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
30741 min_profitable_estimate, rather than min_profitable_iters.
30743 2016-02-22 Jakub Jelinek <jakub@redhat.com>
30746 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
30747 SImode for last match_operand.
30749 2016-02-22 Martin Liska <mliska@suse.cz>
30751 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
30752 return bitsize - 1 as the return value.
30754 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
30758 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
30759 Handle negative shift counts.
30760 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
30761 force_reg on the shift constant.
30762 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
30763 (lshrsi3_d): Handle negative shift counts.
30765 2016-02-22 Richard Biener <rguenther@suse.de>
30766 Tom de Vries <tom@codesourcery.com>
30768 * graph.c: Include dumpfile.h.
30769 (print_graph_cfg): Split into three overloads.
30770 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
30772 2016-02-22 Tom de Vries <tom@codesourcery.com>
30774 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
30777 2016-02-22 Richard Biener <rguenther@suse.de>
30780 * ipa-inline-transform.c (inline_call): When not updating
30781 overall summaries adjust self size by the growth estimate.
30782 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
30783 hash-set, do not update overall summaries here. Renamed from ...
30784 (inline_to_all_callers): ... this which is now wrapping the
30785 above and performing delayed overall summary update.
30786 (early_inline_small_functions): Delay updating of the overall
30789 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
30791 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
30794 2016-02-19 Jakub Jelinek <jakub@redhat.com>
30797 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
30798 :%* in %:gt() argument.
30799 (greater_than_spec_func): Adjust for expecting only numbers,
30800 if there are more than two numbers, compare the last two.
30802 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
30804 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
30805 -Wnarrowing with -std.
30807 2016-02-19 Jakub Jelinek <jakub@redhat.com>
30810 * expr.c (store_field): Don't use bit-field path if exp is
30811 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
30812 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
30813 and the assignment can be performed by bitwise copy. Formatting
30816 PR middle-end/69838
30817 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
30818 call copy_reg_eh_region_note_forward on before and/or after sequences
30819 and remove note from insn if it no longer can throw.
30822 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
30823 if TARGET_AVX512BW.
30825 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30827 * config/s390/vector.md: Add missing commutative operand markers
30828 to the patterns which qualify for one.
30829 * config/s390/vx-builtins.md: Likewise.
30831 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30833 * config/s390/vector.md (VI, VI_QHS): Add single element vector
30834 types to mode iterators.
30835 (vec_double): ... and mode attribute.
30836 * config/s390/vx-builtins.md (non_vec_int): Likewise.
30838 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30840 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
30841 Change the predicate of op2 from nonimmediate to general and let
30842 reload fix it if necessary.
30844 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30846 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
30848 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30850 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
30853 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30855 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
30856 * config/s390/s390.c (s390_expand_vec_movstr): New function.
30857 * config/s390/s390.md ("movstr<P:mode>"): Call
30858 s390_expand_vec_movstr.
30860 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30862 * config/s390/s390.md: Add missing output modifier for operand 1
30863 to print it as address properly.
30865 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30867 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
30868 * config/s390/2964.md: New file.
30869 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
30870 of insn grouping attributes depending on the CPU level.
30871 (s390_get_unit_mask): New function.
30872 (s390_sched_score): Remove the OOO from the scheduling macros.
30873 Add loop to calculate a score for the instruction mix.
30874 (s390_sched_reorder): Likewise plus improve debug output.
30875 (s390_sched_variable_issue): Rename macros as above. Calculate
30876 the unit distances after actually scheduling an insn. Improve
30878 (s390_sched_init): Clear last_scheduled_unit_distance array.
30879 * config/s390/s390.md: Include 2964.md.
30881 2016-02-18 Jakub Jelinek <jakub@redhat.com>
30884 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
30885 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
30886 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
30887 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
30888 *avx512f_<code>v8div16qi2_mask_1): New insns.
30890 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
30893 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
30896 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
30897 earlyclobber from target. Use wF constraint for fused memory
30899 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
30901 2016-02-18 Jakub Jelinek <jakub@redhat.com>
30902 Martin Liska <mliska@suse.cz>
30905 * cfgexpand.c (asan_sanitize_stack_p): New function.
30906 (partition_stack_vars): Use the function.
30907 (expand_stack_vars): Likewise.
30908 (defer_stack_allocation): Likewise.
30909 (expand_used_vars): Likewise.
30911 2016-02-18 Richard Biener <rguenther@suse.de>
30913 PR middle-end/69553
30914 * fold-const.c (operand_equal_p): Properly compare offsets for
30915 IMAGPART_EXPR and ARRAY_REF.
30917 2016-02-18 Nick Clifton <nickc@redhat.com>
30921 * config/arm/arm.c (arm_option_override_internal): Disable
30922 interworking if the target does not support thumb instructions.
30923 (arm_reload_in_hi): Handle the case where a register to register
30924 move needs reloading because there is no simple pattern to handle
30926 (arm_reload_out_hi): Likewise.
30928 2016-02-18 Richard Biener <rguenther@suse.de>
30930 PR middle-end/69854
30931 * match.pd: Don't use fold_binary or fold_unary for folding
30934 2016-02-17 Jakub Jelinek <jakub@redhat.com>
30937 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
30938 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
30939 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
30940 warn on gimple_no_warning_p statements.
30942 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
30944 * doc/extend.texi (C++ Attributes): Correct description of
30945 warn_unused type attribute.
30947 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
30949 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
30950 correct instruction.
30952 2016-02-17 Richard Biener <rguenther@suse.de>
30954 PR rtl-optimization/69609
30955 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
30956 (find_traces_1_round): When ending a trace update cached priority
30958 (bb_to_key): Use cached priority when available.
30959 (copy_bb): Initialize cached priority.
30960 (reorder_basic_blocks_software_trace_cache): Likewise.
30962 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
30965 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
30967 (aarch64_comparison_operator): Break overly long line into two.
30968 (aarch64_comparison_operation): Likewise.
30969 * config/aarch64/aarch64.md (cstorecc4): Use
30970 aarch64_comparison_operator_mode instead of
30971 aarch64_comparison_operator.
30972 (cstore<mode>4): Likewise.
30973 (aarch64_cstore<mode>): Likewise.
30974 (*cstoresi_insn_uxtw): Likewise.
30975 (cstore<mode>_neg): Likewise.
30976 (*cstoresi_neg_uxtw): Likewise.
30978 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
30981 * config/arm/predicates.md (arm_comparison_operator_mode):
30983 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
30984 instead of arm_comparison_operator.
30985 (*mov_negscc): Likewise.
30986 (*mov_notscc): Likewise.
30987 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
30988 (*thumb2_mov_negscc): Likewise.
30989 (*thumb2_mov_negscc_strict_it): Likewise.
30990 (*thumb2_mov_notscc): Likewise.
30991 (*thumb2_mov_notscc_strict_it): Likewise.
30993 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
30995 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
30996 Add missing return.
30998 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
31000 * config/visium/visium.c (machine_libfunc_index): New enum.
31001 (machine_libfuncs): New structure.
31002 (visium_libfuncs): New static variable.
31003 (TARGET_INIT_LIBFUNCS): Define to...
31004 (visium_init_libfuncs): ...this. New function.
31005 (expand_block_move_4): Use the appropriate libfunc.
31006 (expand_block_move_2): Likewise.
31007 (expand_block_move_1): Likewise.
31008 (expand_block_set_4): Likewise.
31009 (expand_block_set_2): Likewise.
31010 (expand_block_set_1): Likewise.
31011 (visium_trampoline_init): Likewise.
31013 2016-02-17 Nick Clifton <nickc@redhat.com>
31015 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
31016 TI's devices.csv file as of March 2016.
31018 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
31021 * opts-global.c (handle_common_deferred_options): Introduce and
31022 initialize two global variables to remember command-line options
31023 specifying a stack-limiting register.
31024 * opts.h: Add extern declarations of the two new global variables.
31025 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
31026 variable based on the values of the two new global variables.
31028 2016-02-16 Jakub Jelinek <jakub@redhat.com>
31031 * common.opt (Wnonnull-compare): New warning.
31032 * doc/invoke.texi (-Wnonnull): Remove text about comparison
31033 of arguments against NULL.
31034 (-Wnonnull-compare): Document.
31035 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
31036 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
31037 * passes.def (pass_warn_nonnull_compare): Add.
31038 * gimple-ssa-nonnull-compare.c: New file.
31040 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
31042 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
31043 AARCH64_EXTRA_TUNE_RECIP_SQRT.
31045 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
31047 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
31048 reciprocal sqrt for -mlow-precision-recip-sqrt.
31050 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
31051 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
31053 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
31054 always use lane loads to construct non-constant vectors.
31056 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
31058 * config/aarch64/aarch64.md
31059 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
31060 constraints for operand 3.
31061 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
31063 2016-02-16 Jakub Jelinek <jakub@redhat.com>
31064 Richard Biener <rguenther@suse.de>
31066 PR tree-optimization/69820
31067 * tree-vect-patterns.c (type_conversion_p): Return false if
31068 *orig_type is unsigned single precision or boolean.
31069 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
31072 2016-02-16 Jakub Jelinek <jakub@redhat.com>
31074 PR rtl-optimization/69764
31075 PR rtl-optimization/69771
31076 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
31077 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
31079 2016-02-16 Richard Biener <rguenther@suse.de>
31081 PR tree-optimization/69776
31082 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
31084 (indirect_refs_may_alias_p): Likewise.
31085 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
31086 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
31087 according to tbaa_p.
31088 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
31089 (optimize_stmt): For redundant store discovery do not allow tbaa.
31091 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
31093 PR tree-optimization/69714
31094 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
31095 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
31097 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
31099 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
31100 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
31101 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
31102 * config/arc/arc.c (arc_init): Check FPU options.
31103 (get_arc_condition_code): Handle new CC_FPU* modes.
31104 (arc_select_cc_mode): Likewise.
31105 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
31106 register pair only. Allow access for ARCv2 accumulator.
31107 (gen_compare_reg): Whenever we have FPU support use FPU compare
31109 (arc_reorg): Don't generate brcc insns when FPU compare
31110 instructions are involved.
31111 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
31112 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
31113 floating point emulation.
31114 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
31115 (REVERSE_CONDITION): Add new CC_FPU* modes.
31116 (TARGET_FP_SP_BASE): Define.
31117 (TARGET_FP_DP_BASE): Likewise.
31118 (TARGET_FP_SP_FUSED): Likewise.
31119 (TARGET_FP_DP_FUSED): Likewise.
31120 (TARGET_FP_SP_CONV): Likewise.
31121 (TARGET_FP_DP_CONV): Likewise.
31122 (TARGET_FP_SP_SQRT): Likewise.
31123 (TARGET_FP_DP_SQRT): Likewise.
31124 (TARGET_FP_DP_AX): Likewise.
31125 * config/arc/arc.md (ARCV2_ACC): New constant.
31126 (type): New fpu type attribute.
31127 (SDF): Conditional iterator.
31128 (cstore<mode>, cbranch<mode>): Change expand condition.
31129 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
31130 handles FPU/FPX cases as well.
31131 * config/arc/arc.opt (mfpu): New option.
31132 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
31134 (adddf3, muldf3, subdf3): Removed.
31135 * config/arc/predicates.md (proper_comparison_operator): Recognize
31137 * config/arc/fpu.md: New file.
31138 * doc/invoke.texi (ARC Options): Document mfpu option.
31140 2016-02-16 Richard Biener <rguenther@suse.de>
31142 PR rtl-optimization/69291
31143 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
31144 noce_operand_ok check.
31146 2016-02-16 Tom de Vries <tom@codesourcery.com>
31149 * omp-low.c (simd_clone_create): Remove call to
31150 symtab->call_cgraph_insertion_hooks.
31152 2016-02-16 Jakub Jelinek <jakub@redhat.com>
31154 PR tree-optimization/69802
31155 * tree-ssa-reassoc.c (update_range_test): If op is
31156 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
31157 op == 1 test of precision 1 integral op, otherwise handle
31158 that case as op itself. Fix up formatting.
31159 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
31162 2016-02-16 Richard Biener <rguenther@suse.de>
31164 PR tree-optimization/69586
31165 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
31166 types for conversion sources.
31168 2016-02-16 Richard Biener <rguenther@suse.de>
31170 PR middle-end/69801
31171 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
31172 mask OEP_ADDRESS_OF.
31174 2016-02-16 Alan Modra <amodra@gmail.com>
31177 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
31178 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
31179 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
31181 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
31182 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
31183 (p8_fmrgow_<mode>): Likewise.
31184 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
31186 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
31187 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
31188 to use movdi_internal64. Remove op0_di.
31189 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
31191 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
31193 Add support for the FCCMP insn types
31195 * config/aarch64/aarch64.md (fccmp): Change insn type.
31196 (fccmpe): Likewise.
31197 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
31198 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
31199 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
31200 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
31201 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
31202 * config/arm/types.md (fccmps): Add new insn type.
31203 (fccmpd): Likewise.
31205 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
31207 * alias.c (get_alias_set): Fix a typo in comment.
31209 2016-02-15 Richard Biener <rguenther@suse.de>
31211 PR tree-optimization/69595
31212 * match.pd: Complete range test simplification to true.
31214 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
31216 PR rtl-optimization/69648
31217 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
31218 pic_offset_table_rtx.
31220 PR rtl-optimization/69752
31221 * ira.c (update_equiv_regs): When looking for more than a single SET,
31222 also take other side effects into account.
31224 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
31226 * config/s390/s390.c (s390_function_profiler): Add a new sequence
31227 for z900+ CPUs in 31-bit mode.
31229 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
31231 * common/config/s390/s390-common.c (s390_supports_split_stack):
31233 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
31234 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
31235 * config/s390/s390.c (struct machine_function): New field
31236 split_stack_varargs_pointer.
31237 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
31238 in s390_emit_prologue.
31239 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
31241 (morestack_ref): New global.
31242 (SPLIT_STACK_AVAILABLE): New macro.
31243 (s390_expand_split_stack_prologue): New function.
31244 (s390_live_on_entry): New function.
31245 (s390_va_start): Use split-stack vararg pointer if appropriate.
31246 (s390_asm_file_end): Emit the split-stack note sections.
31247 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
31248 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
31249 (UNSPECV_SPLIT_STACK_CALL): New unspec.
31250 (UNSPECV_SPLIT_STACK_DATA): New unspec.
31251 (split_stack_prologue): New expand.
31252 (split_stack_space_check): New expand.
31253 (split_stack_data): New insn.
31254 (split_stack_call): New expand.
31255 (split_stack_call_*): New insn.
31256 (split_stack_cond_call): New expand.
31257 (split_stack_cond_call_*): New insn.
31259 2016-02-15 Richard Biener <rguenther@suse.de>
31261 PR tree-optimization/69783
31262 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
31263 Add trivially correct cases.
31265 2016-02-15 Tom de Vries <tom@codesourcery.com>
31268 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
31270 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
31272 2016-02-15 Richard Biener <rguenther@suse.de>
31274 PR tree-optimization/69776
31275 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
31276 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
31277 indicate whether we can use TBAA to disambiguate against stores.
31278 Use alias-set zero if not.
31279 (visit_reference_op_store): Do not use TBAA when looking up
31281 * tree-ssa-pre.c (compute_avail): Use TBAA here.
31282 (eliminate_dom_walker::before_dom_children): But not when looking
31283 up redundant stores.
31285 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
31287 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
31289 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
31291 * config/i386/znver1.md
31292 (znver1_pop, znver1_pop_mem,
31293 znver1_load_imov_double_store,
31294 znver1_load_imov_direct_store,
31295 znver1_load_imov_direct_load,
31296 znver1_load_imov_double_load): Add new.
31297 (znver1_insn, znver1_insn_load): Add icmov type.
31298 (znver1_sseavx_fma,
31299 znver1_sseavx_fma_load,
31301 znver1_avx256_fma_load): Fix pipe usage.
31303 2016-02-14 Alan Modra <amodra@gmail.com>
31306 * reload.c (find_reloads_address_1): For pre/post-inc/dec
31307 with an invalid hard reg, reload just the reg not the entire
31308 pre/post-inc/dec address expression.
31310 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
31313 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
31314 fixed R1_REG scratch reg.
31315 (sibcall_value_pcrel_fdpic): Likewise.
31317 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
31321 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
31323 2016-02-12 Walter Lee <walt@tilera.com>
31325 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
31326 * config/tilegx/t-tilegx: Likewise.
31328 2016-02-12 David Malcolm <dmalcolm@redhat.com>
31331 * diagnostic-show-locus.c (struct line_span): New struct.
31332 (layout::get_first_line): Delete.
31333 (layout::get_last_line): Delete.
31334 (layout::get_num_line_spans): New member function.
31335 (layout::get_line_span): Likewise.
31336 (layout::print_heading_for_line_span_index_p): Likewise.
31337 (layout::get_expanded_location): Likewise.
31338 (layout::calculate_line_spans): Likewise.
31339 (layout::m_first_line): Delete.
31340 (layout::m_last_line): Delete.
31341 (layout::m_line_spans): New field.
31342 (layout::layout): Update comment. Replace m_first_line and
31343 m_last_line with m_line_spans, replacing their initialization
31344 with a call to calculate_line_spans.
31345 (diagnostic_show_locus): When printing source lines and
31346 annotations, rather than looping over a single span
31347 of lines, instead loop over each line_span within
31348 the layout, with an inner loop over the lines within them.
31349 Call the context's start_span callback when changing line spans.
31350 * diagnostic.c (diagnostic_initialize): Initialize start_span.
31351 (diagnostic_build_prefix): Break out the building of the location
31352 part of the string into...
31353 (diagnostic_get_location_text): ...this new function, rewriting
31354 it from nested ternary expressions to a sequence of "if"
31356 (default_diagnostic_start_span_fn): New function.
31357 * diagnostic.h (diagnostic_start_span_fn): New typedef.
31358 (diagnostic_context::start_span): New field.
31359 (default_diagnostic_start_span_fn): New prototype.
31361 2016-02-12 David Malcolm <dmalcolm@redhat.com>
31364 * gcc.c (driver::finalize): Fix cleanup of "specs".
31366 2016-02-12 David Malcolm <dmalcolm@redhat.com>
31370 * gcc.c (driver::driver): Initialize m_option_suggestions.
31371 (driver::~driver): Clean up m_option_suggestions.
31372 (suggest_option): Convert to...
31373 (driver::suggest_option): ...this, and split out into
31374 driver::build_option_suggestions and find_closest_string.
31375 (driver::build_option_suggestions): New function, from
31376 first half of suggest_option. Special-case
31377 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
31378 the sanitizer_opts array. For options of enum types, add the
31379 various enum values to the candidate strings.
31380 (driver::handle_unrecognized_options): Remove "const".
31381 * gcc.h (driver::handle_unrecognized_options): Likewise.
31382 (driver::build_option_suggestions): New decl.
31383 (driver::suggest_option): New decl.
31384 (driver::m_option_suggestions): New field.
31385 * opts-common.c (add_misspelling_candidates): New function.
31386 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
31387 and make non-static.
31388 * opts.h (sanitizer_opts): New array decl.
31389 (add_misspelling_candidates): New function decl.
31390 * spellcheck.c (find_closest_string): New function.
31391 * spellcheck.h (find_closest_string): New function decl.
31393 2016-02-12 Jakub Jelinek <jakub@redhat.com>
31395 PR rtl-optimization/69764
31396 PR rtl-optimization/69771
31397 * optabs.c (expand_binop_directly): For shift_optab_p, force
31398 convert_modes with VOIDmode if xop1 has VOIDmode.
31400 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
31403 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
31404 to correctly determine instrumentation thunks.
31406 2016-02-12 Jakub Jelinek <jakub@redhat.com>
31409 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
31410 type by reference, force lhs on the call.
31413 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
31414 Compute retval and retbnd early in all cases if split_part_return_p
31415 and return_bb is not EXIT. Remove all clobber stmts and reset
31416 all debug stmts that refer to SSA_NAMEs defined in split part,
31417 except if it is retval, in that case replace the old retval with the
31418 lhs of the call to the split part.
31420 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
31423 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
31425 PR middle-end/66726
31426 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
31427 whose result is used in PHI.
31428 (maybe_optimize_range_tests): Likewise.
31429 (final_range_test_p): Likweise.
31431 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
31433 PR middle-end/66726
31434 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
31435 whose result is used in PHI.
31436 (maybe_optimize_range_tests): Likewise.
31437 (final_range_test_p): Likweise.
31439 2016-02-12 Jakub Jelinek <jakub@redhat.com>
31441 * cgraph.c: Spelling fixes - behaviour -> behavior and
31442 neighbour -> neighbor.
31443 * target.def: Likewise.
31444 * sel-sched.c: Likewise.
31445 * config/mips/mips.c: Likewise.
31446 * config/arc/arc.md: Likewise.
31447 * config/arm/cortex-a57.md: Likewise.
31448 * config/arm/arm.c: Likewise.
31449 * config/arm/neon.md: Likewise.
31450 * config/arm/arm-c.c: Likewise.
31451 * config/vms/vms-c.c: Likewise.
31452 * config/s390/s390.c: Likewise.
31453 * config/i386/znver1.md: Likewise.
31454 * config/i386/i386.c: Likewise.
31455 * config/ia64/hpux-unix2003.h: Likewise.
31456 * config/msp430/msp430.md: Likewise.
31457 * config/rx/rx.c: Likewise.
31458 * config/rx/rx.md: Likewise.
31459 * config/aarch64/aarch64-simd.md: Likewise.
31460 * config/aarch64/aarch64.c: Likewise.
31461 * config/nvptx/nvptx.c: Likewise.
31462 * config/bfin/bfin.c: Likewise.
31463 * config/cris/cris.opt: Likewise.
31464 * config/rs6000/rs6000.c: Likewise.
31465 * target.h: Likewise.
31466 * spellcheck.c: Likewise.
31467 * ira-build.c: Likewise.
31468 * tree-inline.c: Likewise.
31469 * builtins.c: Likewise.
31470 * lra-constraints.c: Likewise.
31471 * explow.c: Likewise.
31472 * hwint.h: Likewise.
31473 * targhooks.c: Likewise.
31474 * tree-vect-data-refs.c: Likewise.
31475 * expr.c: Likewise.
31476 * doc/tm.texi: Likewise.
31477 * doc/extend.texi: Likewise.
31478 * doc/install.texi: Likewise.
31479 * doc/md.texi: Likewise.
31480 * tree-ssa-tail-merge.c: Likewise.
31481 * sched-int.h: Likewise.
31482 * match.pd: Likewise.
31483 * sched-ebb.c: Likewise.
31484 * target.def (omit_struct_return_reg): Likewise.
31485 * gimple-ssa-isolate-paths.c: Likewise.
31486 (find_implicit_erroneous_behaviour): Renamed to...
31487 (find_implicit_erroneous_behavior): ... this.
31488 (find_explicit_erroneous_behaviour): Renamed to...
31489 (find_explicit_erroneous_behavior): ... this.
31490 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
31492 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
31494 PR rtl-optimization/64682
31495 PR rtl-optimization/69567
31496 PR rtl-optimization/69737
31497 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
31498 in I2 as well, just lose it.
31500 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
31502 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
31504 (aarch64_last_printed_tune_string): Likewise.
31505 (aarch64_declare_function_name): Only output .arch assembler
31506 directive if it will be different from the previously output
31507 directive. Same for .tune comment but only if -dA is set.
31508 (aarch64_start_file): New function.
31509 (TARGET_ASM_FILE_START): Define.
31511 2016-02-11 David Malcolm <dmalcolm@redhat.com>
31514 * Makefile.in (PLUGIN_HEADERS): Add params.list.
31516 2016-02-11 Jakub Jelinek <jakub@redhat.com>
31519 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
31520 -Wmaybe-uninitialized warning.
31522 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
31525 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
31527 2016-02-11 Richard Biener <rguenther@suse.de>
31529 PR rtl-optimization/69291
31530 * ifcvt.c (noce_try_store_flag_constants): Do not allow
31531 subexpressions affected by changing the result.
31533 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
31536 * lra-constraints.c (curr_insn_transform): Find in/out operands
31537 for secondary memory moves. Update dups.
31539 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
31541 PR tree-optimization/69652
31542 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
31543 to nested loop, did source re-formatting, skip debug statements,
31544 add check on statement with volatile operand, remove dead scalar
31547 2016-02-10 Jakub Jelinek <jakub@redhat.com>
31548 Patrick Palka <ppalka@gcc.gnu.org>
31552 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
31553 calls if the return type is TREE_ADDRESSABLE.
31554 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
31555 * ipa-split.c (split_function): Fix doubled "we" in comment.
31556 Use void return type for the split part even if
31557 !split_point->split_part_set_retval.
31559 2016-02-10 Bin Cheng <bin.cheng@arm.com>
31561 PR tree-optimization/68021
31562 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
31563 when computing the value of biv cand by itself.
31565 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
31567 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
31568 (cortexa57_tunings): Likewise.
31569 (cortexa72_tunings): Likewise.
31570 (arch_macro_fusion_pair_p): Add support for AES fusion.
31571 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
31572 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
31573 Allow virtual registers before reload so early scheduling works.
31574 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
31575 correct latency and pipeline.
31576 (cortex_a57_crypto_complex): Likewise.
31577 (cortex_a57_crypto_xor): Likewise.
31578 (define_bypass): Add AES bypass.
31580 2016-02-10 Richard Biener <rguenther@suse.de>
31582 PR tree-optimization/69726
31583 * passes.def: Add DCE pass before late uninit.
31584 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
31585 really fixup if-conversions job.
31587 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
31589 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
31590 (arm_cortex_a57_tune): Likewise.
31591 (aarch_macro_fusion_pair_p): Add support for AES fusion.
31592 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
31594 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
31596 * timevar.def (TV_PHASE_DBGINFO): Delete.
31597 (TV_PHASE_CHECK_DBGINFO): Likewise.
31598 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
31600 2016-02-10 Richard Biener <rguenther@suse.de>
31602 PR tree-optimization/69719
31603 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
31604 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
31606 2016-02-09 Andrew Pinski <apinski@cavium.com>
31609 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
31610 get_vcond_mask_icode returns false.
31612 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
31615 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
31616 an ADDIS that adds a pointer to a large constant that sets the
31617 upper16 bits with a load operation.
31619 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
31622 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
31624 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
31626 (vzipq_s16): Likewise.
31627 (vzipq_s32): Likewise.
31628 (vzipq_f32): Likewise.
31629 (vzipq_u8): Likewise.
31630 (vzipq_u16): Likewise.
31631 (vzipq_u32): Likewise.
31632 (vzipq_p8): Likewise.
31633 (vzipq_p16): Likewise.
31635 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
31638 * config/arm/arm.c (neon_endian_lane_map): New function.
31639 (neon_vector_pair_endian_lane_map): New function.
31640 (arm_evpc_neon_vuzp): Allow for big endian lane order.
31641 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
31643 (vuzpq_s16): Likewise.
31644 (vuzpq_s32): Likewise.
31645 (vuzpq_f32): Likewise.
31646 (vuzpq_u8): Likewise.
31647 (vuzpq_u16): Likewise.
31648 (vuzpq_u32): Likewise.
31649 (vuzpq_p8): Likewise.
31650 (vuzpq_p16): Likewise.
31652 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
31655 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
31658 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
31660 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
31661 truncate const_int operand 1 to QImode.
31663 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
31665 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
31666 corresponding to an abnormal edge.
31668 2016-02-09 Tom de Vries <tom@codesourcery.com>
31670 PR tree-optimization/69599
31671 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
31673 (find_func_aliases_for_builtin_call, find_func_clobbers)
31674 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
31677 2016-02-09 Richard Biener <rguenther@suse.de>
31679 PR tree-optimization/69715
31680 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
31681 LHS on calls as non-rewritable.
31683 2016-02-09 Tom de Vries <tom@codesourcery.com>
31686 * lto-wrapper.c (append_diag_options): New function.
31687 (compile_offload_image): Call append_diag_options.
31689 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
31692 * doc/extend.texi (Flag Output Operands): Correct sectioning.
31693 Minor copy-edit to fix verb tenses.
31695 2016-02-08 Jakub Jelinek <jakub@redhat.com>
31697 PR tree-optimization/69209
31698 * ipa-split.c (split_function): If split part is not
31699 returning retval, retval has gimple type but is not
31700 gimple value, force it into a SSA_NAME first.
31702 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
31704 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
31707 2016-02-08 Jason Merrill <jason@redhat.com>
31710 * convert.c (convert_to_integer_1): Check dofold on truncation
31712 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
31713 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
31714 Rename from *_nofold.
31715 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
31716 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
31718 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
31721 * tree.c (build_common_tree_nodes): Remove short_double argument.
31722 All callers changed.
31723 * tree.h (build_common_tree_nodes): Adjust declaration.
31724 * doc/invoke.texi (-fshort-double): Remove documentation.
31725 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
31726 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
31727 * lto-wrapper.c (merge_and_complain, append_compiler_options)
31728 (append_linker_options): Don't handle OPT_fshort_double.
31730 PR rtl-optimization/68730
31731 * lra-remat.c (insn_to_cand_activation): New static variable.
31732 (lra_remat): Allocate and free it.
31733 (create_cand): New arg activation. Initialize a field in
31734 insn_to_cand_activation if it is nonnull.
31735 (create_cands): Pass the activation insn to create_cand when making
31736 a candidate involving an output reload. Reorganize code a little.
31737 (do_remat): Keep track of active status of candidates in a separate
31740 2016-02-08 Richard Biener <rguenther@suse.de>
31742 PR tree-optimization/69719
31743 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
31744 Properly use absolute of the difference of the two offsets to
31745 compare or adjust the segment length.
31747 2016-02-08 Richard Biener <rguenther@suse.de>
31748 Jeff Law <law@redhat.com>
31751 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
31752 types for anonymous SSA names.
31754 2016-02-08 Richard Biener <rguenther@suse.de>
31756 PR rtl-optimization/69274
31757 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
31759 2016-02-08 Jeff Law <law@redhat.com>
31761 PR tree-optimization/65917
31762 * tree-ssa-dom.c (record_temporary_equivalences): Record both
31763 equivalences from if (x == y) style conditionals.
31764 (loop_depth_of_name): Remove.
31765 (record_equality): Remove loop depth check.
31766 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
31767 (const_and_copies::record_const_or_copy_raw): New member function.
31768 * tree-ssa-scopedtables.c
31769 (const_and_copies::record_const_or_copy_raw): New, factored out of
31770 (const_and_copies::record_const_or_copy): Call new member function.
31772 2016-02-05 Jeff Law <law@redhat.com>
31774 PR tree-optimization/68541
31775 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
31776 (count_stmts_in_block): New function.
31777 (poor_ifcvt_candidate_code): Likewise.
31778 (is_feasible_trace): Add some heuristics to determine when path
31779 splitting is profitable.
31780 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
31781 is a diamond with a single exit.
31783 2016-02-05 Martin Sebor <msebor@redhat.com>
31786 * doc/invoke.texi: Update -Wplacement-new to take an optional
31789 2016-02-06 Richard Henderson <rth@redhat.com>
31792 * tree.c (tree_nop_conversion_p): Do not strip casts into or
31793 out of non-standard address spaces.
31795 2016-02-05 Jakub Jelinek <jakub@redhat.com>
31797 PR rtl-optimization/69691
31798 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
31800 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
31802 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
31803 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
31804 (*ieee128_mfvsrd_64bit): Likewise.
31805 (*ieee128_mfvsrd_32bit): Likewise.
31807 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
31811 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
31813 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
31814 instrumented_version.
31816 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
31818 * doc/invoke.texi (Optimize Options): In table of --param options
31819 rename second occurrence of tracer-min-branch-ratio to
31820 tracer-min-branch-probability, rename
31821 tracer-min-branch-ratio-feedback to
31822 tracer-min-branch-probability-feedback and clarify description,
31823 rename sched-spec-state-edge-prob-cutoff to
31824 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
31825 to selsched-insns-to-rename, rename lto-minpartition to
31826 lto-min-partition, delete reorder-blocks-duplicate and
31827 reorder-blocks-duplicate-feedback.
31829 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
31831 * config/s390/s390.c (s390_register_info_set_ranges): Remove
31834 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
31836 * doc/extend.texi: S/390: Correct some typos.
31838 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
31840 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
31842 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
31845 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
31846 (s390_register_info_gprtofpr): Use new macros above.
31847 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
31849 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
31850 its name. Adjust restore and save gpr ranges.
31851 (s390_register_info_set_ranges): New function.
31852 (s390_register_info): Use new macros above. Call
31853 s390_register_info_set_ranges.
31854 (s390_optimize_register_info): Likewise.
31855 (s390_hard_regno_rename_ok): Use new macros.
31856 (s390_hard_regno_scratch_ok): Likewise.
31857 (s390_emit_epilogue): Likewise.
31858 (s390_can_use_return_insn): Likewise.
31859 (s390_optimize_prologue): Likewise.
31860 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
31862 2016-02-05 Jakub Jelinek <jakub@redhat.com>
31865 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
31867 (ix86_option_override_internal): Disable TARGET_STV even for
31868 -m{incoming,preferred}-stack-boundary=3.
31870 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
31872 * config.gcc: Mark deprecated rtems targets as obsolete.
31874 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
31876 PR rtl-optimization/64682
31877 PR rtl-optimization/69567
31878 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
31879 before I2 only if the register is both used and set in I2.
31881 2016-02-04 DJ Delorie <dj@redhat.com>
31883 * config/msp430/msp430.c (msp430_start_function): Add function type.
31885 2016-02-04 Jakub Jelinek <jakub@redhat.com>
31888 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
31890 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
31892 PR rtl-optimization/69577
31894 2015-10-29 Richard Henderson <rth@redhat.com>
31898 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
31899 sse check to the exact conditions of PR 67609.
31901 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
31904 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
31905 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
31906 not allowed into the traditional Altivec registers.
31907 (movtd_64bit_nodm): Likewise.
31908 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
31910 2016-02-04 David Malcolm <dmalcolm@redhat.com>
31912 * config/aarch64/cortex-a57-fma-steering.c
31913 (aarch64_register_fma_steering): Remove "static" from arguments
31916 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
31919 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
31920 twice when complex.
31922 2016-02-04 Mike Frysinger <vapier@gentoo.org>
31924 * doc/invoke.texi: Delete -mno-fma4.
31926 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
31928 PR rtl-optimization/69577
31929 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
31930 (find_subregs_of_mode): Update accordingly. Iterate over partial
31933 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
31935 * config/arm/arm-protos.h (neon_reinterpret): Remove.
31936 * config/arm/arm.c (neon_reinterpret): Remove.
31937 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
31938 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
31939 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
31940 vreinterpretti): Remove.
31941 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
31942 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
31943 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
31944 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
31945 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
31946 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
31947 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
31948 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
31949 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
31950 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
31951 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
31952 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
31953 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
31954 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
31955 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
31956 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
31957 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
31958 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
31959 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
31960 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
31961 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
31962 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
31963 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
31964 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
31965 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
31966 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
31967 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
31968 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
31969 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
31970 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
31971 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
31972 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
31973 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
31974 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
31975 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
31976 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
31977 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
31978 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
31979 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
31980 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
31981 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
31982 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
31983 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
31984 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
31985 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
31986 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
31987 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
31988 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
31989 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
31990 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
31991 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
31992 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
31993 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
31994 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
31995 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
31996 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
31997 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
31998 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
31999 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
32000 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
32001 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
32002 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
32003 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
32004 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
32005 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
32006 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
32007 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
32008 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
32009 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
32010 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
32011 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
32012 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
32013 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
32014 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
32015 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
32016 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
32017 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
32018 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
32019 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
32020 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
32021 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
32022 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
32023 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
32024 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
32025 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
32026 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
32027 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
32028 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
32029 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
32030 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
32031 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
32032 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
32033 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
32034 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
32035 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
32036 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
32037 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
32038 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
32039 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
32040 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
32041 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
32042 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
32043 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
32045 2016-02-04 Martin Liska <mliska@suse.cz>
32048 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
32049 that are gimple_store_p.
32050 (maybe_instrument_call): Likewise.
32052 2016-02-04 Bin Cheng <bin.cheng@arm.com>
32054 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
32055 register scaling out of memory reference and comment why.
32057 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
32061 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
32062 folding the source of a SET.
32064 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
32068 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
32069 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
32071 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
32075 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
32078 2016-02-04 Christian Bruel <christian.bruel@st.com>
32080 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
32081 * config/arm/arm.c (arm_set_current_function): Likewise.
32083 2016-02-04 Jakub Jelinek <jakub@redhat.com>
32084 Ilya Enkovich <enkovich.gnu@gmail.com>
32085 H.J. Lu <hongjiu.lu@intel.com>
32088 * config/i386/i386.c (convert_scalars_to_vector): Remove
32089 stack alignment fixes.
32090 (ix86_option_override_internal): Disable TARGET_STV if stack
32091 might not be aligned enough.
32092 (ix86_minimum_alignment): Assert that TARGET_STV is false.
32094 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
32096 * config/i386/x86-tune.def: Disable default prefetching
32099 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
32100 Vladimir Makarov <vmakarov@redhat.com>
32103 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
32104 in validating fused toc addresses.
32106 2016-02-03 Jakub Jelinek <jakub@redhat.com>
32109 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
32110 range->m_caret fields if range->m_show_caret_p is false.
32113 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
32114 Force oldval into register if it does not satisfy reg_or_short_operand
32115 predicate. Fix up formatting.
32117 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
32118 Alexandre Oliva <aoliva@redhat.com>
32121 * lra-constraints.c (simplify_operand_subreg): Check additionally
32122 address validity after potential reloading.
32123 (process_address_1): Check insns validity. In case of failure do
32126 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
32129 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
32132 2016-02-02 Jakub Jelinek <jakub@redhat.com>
32134 * wide-int.cc (canonize_uhwi): New function.
32135 (wi::divmod_internal): Use it.
32137 2016-02-02 James Norris <jnorris@codesourcery.com>
32139 * gimplify.c (omp_notice_variable): Add usage check.
32141 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
32143 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
32144 like LE, GE, LT, GT when emitting relational operator.
32146 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
32148 * ira-costs.c (find_costs_and_classes): Add extra argument.
32149 * target.def (ira_change_pseudo_allocno_class): Add parameter.
32150 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
32151 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
32152 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
32153 Add best_class parameter, and return it if not ALL_REGS.
32154 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
32156 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
32157 Update target hook.
32159 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
32161 * config/aarch64/aarch64.c
32162 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
32163 (aarch64_ira_change_pseudo_allocno_class): New function.
32165 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
32168 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
32170 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
32172 * config/avr/avr.c (avr_option_override): Set
32173 PARAM_ALLOW_STORE_DATA_RACES to 1.
32175 2016-02-02 Richard Biener <rguenther@suse.de>
32177 PR tree-optimization/69595
32178 * match.pd: Add range test simplifications to true/false.
32180 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
32182 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
32183 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
32186 2016-02-02 Richard Biener <rguenther@suse.de>
32188 PR tree-optimization/69606
32189 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
32190 info on the result before moving a stmt.
32192 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
32194 PR middle-end/68542
32195 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
32196 branch with vector comparison.
32197 * config/i386/sse.md (VI48_AVX): New mode iterator.
32198 (define_expand "cbranch<mode>4): Add support for conditional branch
32199 with vector comparison.
32200 * tree-vect-loop.c (optimize_mask_stores): New function.
32201 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
32202 has_mask_store field of vect_info.
32203 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
32204 vectorized loops having masked stores after vec_info destroy.
32205 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
32206 correspondent macros.
32207 (optimize_mask_stores): Add prototype.
32209 2016-02-02 Alan Modra <amodra@gmail.com>
32212 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
32215 2016-02-02 Alan Modra <amodra@gmail.com>
32218 * config/rs6000/rs6000.c (need_toc_init): New var, set it
32219 whenever toc_label_name used.
32220 (rs6000_file_start): Don't set up toc section here,
32221 (rs6000_output_function_epilogue): do so here instead,
32222 (rs6000_xcoff_file_start): and here.
32223 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
32224 (load_toc_aix_di): Likewise.
32226 2016-02-01 Jakub Jelinek <jakub@redhat.com>
32228 PR rtl-optimization/69592
32229 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
32230 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
32231 (num_sign_bit_copies_binary_arith_p): New inline function.
32232 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
32234 2016-02-01 Jeff Law <law@redhat.com>
32236 PR tree-optimization/69580
32237 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
32238 * tree-ssa-threadbackward.c
32239 (fsm_find_control_statement_thread_paths): Do not try to walk
32240 through large PHI nodes.
32242 2016-02-01 Jakub Jelinek <jakub@redhat.com>
32244 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
32245 when count is incremented above limit, don't analyze further
32248 * omp-low.c (oacc_parse_default_dims): Avoid
32249 -Wsign-compare warning, make sure value fits into int
32250 rather than just unsigned int.
32252 2016-02-01 Bin Cheng <bin.cheng@arm.com>
32254 PR tree-optimization/67921
32255 * fold-const.c (split_tree): New parameters. Convert pointer
32256 type variable part to proper type before negating.
32257 (fold_binary_loc): Pass new arguments to split_tree.
32259 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
32261 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
32262 (nvptx_goacc_validate_dims): Extend to handle global defaults.
32263 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
32264 * doc/tm.texti: Rebuilt.
32265 * doc/invoke.texi (fopenacc-dim): Document.
32266 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
32267 (append_compiler_options): Likewise.
32268 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
32269 (oacc_parse_default_dims): New.
32270 (oacc_validate_dims): Add USED arg. Select non-unity default when
32272 (oacc_loop_fixed_partitions): Return mask of used partitions.
32273 (oacc_loop_auto_partitions): Emit dump info.
32274 (oacc_loop_partition): Return mask of used partitions.
32275 (execute_oacc_device_lower): Parse default dimension arg. Adjust
32276 loop partitioning and validation calls.
32278 2016-02-01 Richard Biener <rguenther@suse.de>
32280 PR middle-end/69556
32281 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
32283 2016-02-01 Richard Biener <rguenther@suse.de>
32285 PR tree-optimization/69574
32286 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
32287 of asserting return chrec_dont_know.
32289 2016-02-01 Martin Liska <mliska@suse.cz>
32291 * mem-stats-traits.h: Add copyright header.
32292 * mem-stats.h: Likewise.
32294 2016-02-01 Richard Biener <rguenther@suse.de>
32296 PR tree-optimization/69579
32297 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
32298 Do not propagate through abnormal PHI results.
32300 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
32302 * postreload.c (reload_cse_simplify): Remove dead code.
32304 2016-02-01 Jakub Jelinek <jakub@redhat.com>
32306 PR rtl-optimization/69570
32307 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
32308 if there is more than one set, not if there is a single set.
32310 2016-02-01 Richard Henderson <rth@redhat.com>
32313 * combine.c (make_compound_operation): When looking through a
32314 subreg, make sure to re-extend to the width of the outer mode.
32316 2016-01-30 Jakub Jelinek <jakub@redhat.com>
32318 PR tree-optimization/69546
32319 * wide-int.cc (wi::divmod_internal): For unsigned division
32320 where both operands fit into uhwi, if o1 is 1 and o0 has
32321 msb set, if divident_prec is larger than bits per hwi,
32322 clear another quotient word and return 2 instead of 1.
32323 Similarly for remainder with msb in HWI set, if dividend_prec
32324 is larger than bits per hwi.
32326 2016-01-29 Martin Jambor <mjambor@suse.cz>
32328 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
32329 Use short lowercase names.
32330 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
32331 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
32332 acq_rel one. Protect warning agains segfaults if
32333 get_memory_order_name returns NULL.
32334 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
32335 with release semantics. Do not warn if get_memory_order already did.
32336 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
32337 semantics. Fix check for relaxed or acquire semantics. Do not warn
32338 if get_memory_order already did.
32340 2016-01-29 Sebastian Pop <s.pop@samsung.com>
32342 * doc/install.texi: Document that isl-0.16 is supported.
32344 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
32347 * config/i386/constraints.md (Bm): Describe as special memory
32349 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
32350 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
32351 * genpreds.c (struct constraint_data): Add is_special_memory.
32352 (have_special_memory_constraints, special_memory_start): New
32354 (special_memory_end): Ditto.
32355 (add_constraint): Add new arg is_special_memory. Add code to
32356 process its true value. Update have_special_memory_constraints.
32357 (process_define_constraint): Pass the new arg.
32358 (process_define_register_constraint): Ditto.
32359 (choose_enum_order): Process special memory.
32360 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
32361 function insn_extra_special_memory_constraint.
32362 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
32363 * gensupport.c (process_rtx): Process
32364 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
32365 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
32366 * ira-lives.c (single_reg_class): Use
32367 insn_extra_special_memory_constraint.
32368 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
32369 * lra-constraints.c (process_alt_operands): Ditto.
32370 (curr_insn_transform): Use insn_extra_special_memory_constraint.
32371 * recog.c (asm_operand_ok, preprocess_constraints): Process
32373 * reload.c (find_reloads): Ditto.
32374 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
32375 * stmt.c (parse_input_constraint): Use
32376 insn_extra_special_memory_constraint.
32378 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
32381 * lra-splill.c (lra_final_code_change): Revert r229087 by
32382 removing all sub-registers.
32384 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
32387 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
32389 2016-01-29 Jakub Jelinek <jakub@redhat.com>
32392 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
32393 SSE1, copy target into the temporary reg first before recursing
32396 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
32398 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
32401 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
32403 * ginclude/stdarg.h: Test __cplusplus instead of
32404 __GXX_EXPERIMENTAL_CXX0X__.
32406 2016-01-29 Richard Biener <rguenther@suse.de>
32408 PR tree-optimization/69547
32409 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
32410 Do not mark clobbers necessary.
32411 (mark_all_reaching_defs_necessary_1): Likewise.
32413 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
32415 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
32416 declaration name with %qs and print it in both error messages.
32417 Also fix indentation.
32419 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
32422 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
32423 trailing blank line from error message.
32425 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
32428 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
32431 2016-01-29 Richard Biener <rguenther@suse.de>
32433 PR middle-end/69537
32434 * match.pd: Allow all integral types when simplifying a
32435 widening or sign-changing conversion.
32437 2016-01-28 Sebastian Pop <s.pop@samsung.com>
32439 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
32440 back to setting codegen_error to fail codegen.
32442 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
32445 * config/i386/constraints.md (C): Only accept constant zero operand.
32446 (BC): New constraint.
32447 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
32448 instead of C constraint.
32449 * doc/md.texi (Machine Constraints): Update description
32452 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
32455 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
32457 2016-01-28 Jakub Jelinek <jakub@redhat.com>
32459 PR middle-end/69542
32460 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
32463 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
32465 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
32466 branches if using guessed profile.
32468 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
32470 * graphite-optimize-isl.c (optimize_isl): Fix dump.
32472 2016-01-28 Richard Henderson <rth@redhat.com>
32475 * config/aarch64/aarch64-modes.def (CC_Cmode): New
32476 * config/aarch64/aarch64-protos.h: Update.
32477 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
32478 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
32479 (aarch64_get_condition_code_1): Handle CC_Cmode.
32480 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
32481 (*add<mode>3_compareC_cconly_imm): New.
32482 (*add<mode>3_compareC_cconly): New.
32483 (*add<mode>3_compareC_imm): New.
32484 (add<mode>3_compareC): New.
32485 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
32486 to be first. Use aarch64_carry_operation.
32487 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
32488 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
32489 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
32490 (subti3): Use subdi3_compare1.
32491 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
32492 (sub<mode>3_compare1): New.
32493 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
32494 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
32495 (*subsi3_carryin_uxtw): Likewise.
32496 (*ngc<mode>, *ngcsi_uxtw): Likewise.
32497 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
32498 * config/aarch64/iterators.md (DWI): New.
32499 * config/aarch64/predicates.md (aarch64_carry_operation): New.
32500 (aarch64_borrow_operation): New.
32502 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
32504 * graphite-optimize-isl.c (optimize_isl): Print a different debug
32505 message when isl does not return a valid schedule.
32507 2016-01-28 Sebastian Pop <s.pop@samsung.com>
32509 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
32510 Remove comments from class declarations: they are already in the code
32513 2016-01-28 Sebastian Pop <s.pop@samsung.com>
32515 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
32517 (ternary_op_to_tree): Same.
32518 (unary_op_to_tree): Same.
32519 (nary_op_to_tree): Same.
32520 (gcc_expression_from_isl_expr_op): Same.
32521 (gcc_expression_from_isl_expression): Same.
32522 (graphite_create_new_loop): Same.
32523 (graphite_create_new_loop_guard): Same.
32524 (build_iv_mapping): Same.
32525 (graphite_create_new_guard): Same.
32526 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
32527 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
32529 2016-01-28 Sebastian Pop <s.pop@samsung.com>
32531 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
32532 instead of setting codegen_error to fail codegen.
32534 2016-01-28 Jason Merrill <jason@redhat.com>
32536 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
32538 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
32540 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
32541 Remove CONST_INT_P check in CCMP cost calculation.
32543 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
32545 * config/aarch64/aarch64.c (generic_vector_cost):
32546 Set vec_permute_cost.
32547 (cortexa57_vector_cost): Likewise.
32548 (exynosm1_vector_cost): Likewise.
32549 (xgene1_vector_cost): Likewise.
32550 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
32551 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
32552 Add vec_permute_cost entry.
32554 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
32556 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
32558 (add<mode>3_compare0): Likewise.
32559 (addsi3_compare0_uxtw): Likewise.
32560 (add<mode>3nr_compare0): Likewise.
32561 (compare_neg<mode>): Likewise.
32562 (<optab><mode>3): Likewise.
32564 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
32566 * tree-vect-stmts.c (vectorizable_comparison): Add
32567 NULL check for vectype.
32569 2016-01-28 Richard Biener <rguenther@suse.de>
32571 PR tree-optimization/69466
32572 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
32573 Account for PHIs we couldn't duplicate.
32575 2016-01-28 Martin Liska <mliska@suse.cz>
32578 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
32579 instead of ENABLE_VALGRIND_CHECKING.
32581 2016-01-27 Richard Henderson <rth@redhat.com>
32584 * lra-remat.c (subreg_regs): New.
32585 (dump_candidates_and_remat_bb_data): Dump it.
32586 (operand_to_remat): Reject if operand in subreg_regs.
32587 (set_bb_regs): Collect subreg_regs.
32588 (lra_remat): Init and free subreg_regs. Compute
32589 calculate_local_reg_remat_bb_data before create_cands.
32591 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
32594 * config/i386/i386.c (ix86_update_stack_boundary): Don't
32595 change stack_alignment_needed for __tls_get_addr call.
32597 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
32599 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
32601 2016-01-27 Jeff Law <law@redhat.com>
32603 PR tree-optimization/68398
32604 PR tree-optimization/69196
32605 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
32606 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
32607 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
32608 Only count PHIs in the last block in the path. The others will
32609 const/copy propagate away. Add heuristic to allow more irreducible
32610 subloops to be created when it is likely profitable to do so.
32612 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
32613 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
32614 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
32616 2016-01-27 Jakub Jelinek <jakub@redhat.com>
32619 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
32620 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
32621 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
32622 * tree-streamer-in.c: Include asan.h.
32623 (streamer_get_builtin_tree): For builtins in sanitizer
32624 range call initialize_sanitizer_builtins and retry.
32626 2016-01-27 Ian Lance Taylor <iant@google.com>
32628 * common.opt (fkeep-gc-roots-live): New undocumented option.
32629 * tree-ssa-loop-ivopts.c (add_candidate_1): If
32630 -fkeep-gc-roots-live, skip pointers.
32631 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
32634 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
32637 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
32638 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
32640 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
32643 * configure.ac: NetBSD provides SSP in its C library.
32644 * configure: Updated.
32646 2016-01-27 Richard Biener <rguenther@suse.de>
32648 PR tree-optimization/69166
32649 * tree-vect-loop.c (vect_is_simple_reduction): Always check
32650 reduction code for commutativity / associativity.
32652 2016-01-27 Martin Jambor <mjambor@suse.cz>
32654 PR tree-optimization/69355
32655 * tree-sra.c (analyze_access_subtree): Correct hole detection when
32656 total_scalarization fails.
32658 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
32660 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
32663 2016-01-27 Christian Bruel <christian.bruel@st.com>
32666 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
32667 Move arm_reset_previous_fndecl and set_target_option_current_node in
32668 the conditional part. Call save_restore_target_globals.
32669 * config/arm/arm.c (arm_set_current_function):
32670 Refactor to better support #pragma target and attribute mix.
32671 Call save_restore_target_globals.
32672 * config/arm/arm-protos.h (save_restore_target_globals): New function.
32674 2016-01-27 Martin Liska <mliska@suse.cz>
32676 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
32677 reference for an HSA kernel and its host function.
32679 2016-01-27 Jakub Jelinek <jakub@redhat.com>
32681 PR tree-optimization/69399
32682 * wide-int.h (wi::lrshift): For larger precisions, only
32683 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
32685 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
32687 * config/arc/predicates.md (proper_comparison_operator): Reject
32688 constant-constant comparison.
32690 2016-01-26 Tom de Vries <tom@codesourcery.com>
32692 PR tree-optimization/69110
32693 * tree-data-ref.c (initialize_data_dependence_relation): Handle
32694 DR_NUM_DIMENSIONS == 0.
32696 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
32697 Sebastian Pop <s.pop@samsung.com>
32699 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
32700 isl_ast_op_cond and isl_ast_op_select.
32701 (gcc_expression_from_isl_expr_op): Same.
32703 2016-01-26 Jason Merrill <jason@redhat.com>
32706 * tree.c (recompute_constructor_flags): Split out from
32708 (verify_constructor_flags): New.
32709 * tree.h: Declare them.
32711 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
32713 PR rtl-optimization/69217
32714 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
32715 are no TYPE_FIELDS set for the record type.
32717 2016-01-26 Jakub Jelinek <jakub@redhat.com>
32720 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
32721 toc_label_name unconditionally.
32722 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
32723 SYMBOL_REF string. Use toc_label_name instead of constructing
32725 (rs6000_elf_declare_function_name): Use toc_label_name instead of
32726 constructing LCTOC1.
32728 2016-01-26 Martin Sebor <msebor@redhat.com>
32731 * doc/extend.texi (Common Type Attributes): Move text that talks about
32732 attribute packed from attribute aligned to the section discussing
32733 the former attribute for clarity.
32735 2016-01-26 Richard Henderson <rth@redhat.com>
32737 PR middle-end/60908
32738 * trans-mem.c (tm_region_init): Mark entry block as visited.
32740 2016-01-26 David Malcolm <dmalcolm@redhat.com>
32743 * diagnostic-show-locus.c (layout::print_source_line): Replace
32744 call to pp_newline with call to layout::print_newline.
32745 (layout::print_annotation_line): Likewise.
32746 (layout::move_to_column): Likewise.
32747 (layout::print_any_fixits): After printing any fixits, print a
32748 trailing newline, if necessary.
32749 (layout::print_newline): New method, resetting any colorization
32751 (diagnostic_show_locus): Move the pp_newline to before the
32752 early bailout. Remove dummy block enclosing the layout instance.
32753 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
32754 of pp_newline_and_flush with pp_flush.
32755 (diagnostic_append_note): Delete use of pp_newline.
32756 (diagnostic_append_note_at_rich_loc): Delete.
32757 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
32758 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
32759 when newline characters are added to the buffer.
32761 2016-01-26 Michael Matz <matz@suse.de>
32763 * configure.ac (ac_cv_std_swap_in_utility): New test.
32764 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
32765 * configure: Regenerate.
32766 * config.in: Regenerate.
32768 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
32770 * config/arc/arc.md (cstoresi4): Force operand into register.
32771 (arcset<code>): Fix predicate.
32772 (arcsetltu): Likewise.
32773 (arcsetgeu): Likewise.
32774 (arcsethi): Likewise.
32775 (arcsetls): Likewise.
32777 2016-01-26 Jakub Jelinek <jakub@redhat.com>
32779 PR tree-optimization/69483
32780 * gimple-fold.c (canonicalize_constructor_val): Return NULL
32781 if base has error_mark_node type.
32783 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
32786 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
32787 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
32789 (vget_lane_f16): Handle big-endian.
32790 (vgetq_lane_f16): Likewise.
32791 (vset_lane_f16): Likewise.
32792 (vsetq_lane_f16): Likewise.
32793 * config/arm/iterators.md (VQXMOV): Add V8HF.
32794 (VDQ): Add V4HF and V8HF.
32795 (V_reg): Handle V4HF and V8HF.
32796 (Is_float_mode): Likewise.
32797 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
32798 neon_vdup_nv8hf): New patterns.
32799 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
32800 Use VD_LANE iterator.
32801 (neon_vld1_dup<mode>): Use VQ2 iterator.
32803 2016-01-26 Nathan Sidwell <nathan@acm.org>
32805 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
32806 (set_oacc_fn_attrib): Add IS_KERNEL arg.
32807 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
32808 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
32809 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
32810 (oacc_validate_dims): Add LEVEL arg, don't return level.
32811 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
32812 oacc_validate_dims.
32813 (execute_oacc_device_lower): Adjust, add more dump output.
32814 * tree-ssa-loop.c (gate_oacc_kernels): Use
32815 oacc_fn_attrib_kernels_p.
32816 * tree-parloops.c (create_parallel_loop): Adjust
32817 set_oacc_fn_attrib call.
32819 2016-01-26 Jakub Jelinek <jakub@redhat.com>
32822 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
32823 (append_compiler_options): Handle -fcilkplus.
32824 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
32826 2016-01-26 Nick Clifton <nickc@redhat.com>
32829 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
32830 been marked as DECL_ONE_ONLY but we do not the means to make it
32831 so, then do not allow it to bind locally.
32833 2016-01-26 Jakub Jelinek <jakub@redhat.com>
32836 * opts.h (parse_sanitizer_options): New prototype.
32837 * opts.c (sanitizer_opts): New array.
32838 (parse_sanitizer_options): New function.
32839 (common_handle_option): Use parse_sanitizer_options.
32841 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
32844 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
32845 alignment adjustment to ...
32846 (ix86_update_stack_boundary): Here. Don't over-align stack for
32848 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
32849 if __tls_get_addr is called.
32851 2016-01-26 Christian Bruel <christian.bruel@st.com>
32853 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
32855 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
32857 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
32859 2016-01-26 Richard Biener <rguenther@suse.de>
32861 PR middle-end/69467
32862 * match.pd: Guard X * CST CMP 0 pattern with single_use.
32864 2016-01-26 Richard Biener <rguenther@suse.de>
32866 PR tree-optimization/69452
32867 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
32868 (move_computations_dom_walker::before_dom_children): Rename
32870 (move_computations_worker): This.
32871 (move_computations): Perform an RPO rather than a DOM walk.
32873 2016-01-26 Jakub Jelinek <jakub@redhat.com>
32876 * combine.c (combine_instructions): For REG_EQUAL note with
32877 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
32878 to the underlying register.
32879 * doc/rtl.texi (REG_EQUAL): Document the behavior of
32880 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
32882 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
32885 * config/aarch64/aarch64-builtins.c
32886 (aarch64_init_simd_builtin_types): Do not set structural
32887 equality to __Poly{8,16,64,128}_t types.
32889 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
32891 PR tree-optimization/69400
32892 * wide-int.cc (wi_pack): Take the precision as argument and
32893 perform canonicalization here rather than in the callers.
32894 Use the main loop to handle all full-width HWIs. Add a
32895 zero HWI if in_len isn't a full result.
32896 (wi::divmod_internal): Update accordingly.
32897 (wi::mul_internal): Likewise. Simplify.
32899 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
32900 Sebastian Pop <s.pop@samsung.com>
32902 * graphite-poly.c (apply_poly_transforms): Simplify.
32903 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
32904 (print_isl_map): Same.
32905 (print_isl_union_map): Same.
32906 (print_isl_schedule): New.
32907 (debug_isl_schedule): New.
32908 * graphite-dependences.c (scop_get_reads): Do not call
32909 isl_union_map_add_map that is undocumented isl functionality.
32910 (scop_get_must_writes): Same.
32911 (scop_get_may_writes): Same.
32912 (scop_get_original_schedule): Remove.
32913 (scop_get_dependences): Do not call isl_union_map_compute_flow that
32914 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
32915 (compute_deps): Remove.
32916 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
32917 (debug_schedule_ast): New.
32918 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
32919 set_separate_option.
32920 (graphite_regenerate_ast_isl): Add dump.
32921 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
32922 from scop->transformed_schedule.
32923 (graphite_regenerate_ast_isl): Add more dump.
32924 * graphite-optimize-isl.c (optimize_isl): Set
32925 scop->transformed_schedule. Check whether schedules are equal.
32926 (apply_poly_transforms): Move here.
32927 * graphite-poly.c (apply_poly_transforms): ... from here.
32928 (free_poly_bb): Static.
32929 (free_scop): Static.
32930 (pbb_number_of_iterations_at_time): Remove.
32931 (print_isl_ast): New.
32932 (debug_isl_ast): New.
32933 (debug_scop_pbb): New.
32934 * graphite-scop-detection.c (print_edge): Move.
32935 (print_sese): Move.
32936 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
32937 (build_scop_scattering): Remove.
32938 (create_pw_aff_from_tree): Assert instead of bailing out.
32939 (add_condition_to_pbb): Remove unused code, do not fail.
32940 (add_conditions_to_domain): Same.
32941 (add_conditions_to_constraints): Remove.
32942 (build_scop_context): New.
32943 (add_iter_domain_dimension): New.
32944 (build_iteration_domains): Initialize pbb->iterators.
32945 Call add_conditions_to_domain.
32948 (index_outermost_in_loop): New.
32949 (index_pbb_in_loop): New.
32950 (outermost_pbb_in): New.
32951 (add_in_sequence): New.
32952 (add_outer_projection): New.
32953 (outer_projection_mupa): New.
32954 (add_loop_schedule): New.
32955 (build_schedule_pbb): New.
32956 (build_schedule_loop): New.
32957 (embed_in_surrounding_loops): New.
32958 (build_schedule_loop_nest): New.
32959 (build_original_schedule): New.
32960 (build_poly_scop): Call build_original_schedule.
32961 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
32962 (free_poly_dr): Remove.
32963 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
32964 (free_poly_bb): Remove.
32965 (debug_loop_vec): Remove.
32966 (print_isl_ast): Declare.
32967 (debug_isl_ast): Declare.
32968 (scop_do_interchange): Remove.
32969 (scop_do_strip_mine): Remove.
32970 (scop_do_block): Remove.
32971 (flatten_all_loops): Remove.
32972 (optimize_isl): Remove.
32973 (pbb_number_of_iterations_at_time): Remove.
32974 (debug_scop_pbb): Declare.
32975 (print_schedule_ast): Declare.
32976 (debug_schedule_ast): Declare.
32977 (struct scop): Remove schedule. Add original_schedule,
32978 transformed_schedule.
32979 (free_gimple_poly_bb): Remove.
32980 (print_generated_program): Remove.
32981 (debug_generated_program): Remove.
32982 (unify_scattering_dimensions): Remove.
32983 * sese.c (print_edge): ... here.
32984 (print_sese): ... here.
32985 (debug_edge): ... here.
32986 (debug_sese): ... here.
32987 * sese.h (print_edge): Declare.
32988 (print_sese): Declare.
32989 (dump_edge): Declare.
32990 (dump_sese): Declare.
32992 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
32993 Sebastian Pop <s.pop@samsung.com>
32995 * Makefile.in: Set ISLVER in site.exp.
32997 2016-01-25 Jakub Jelinek <jakub@redhat.com>
32999 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
33000 DECL_VALUE_EXPR of new_var even for the non-array case. Look
33001 through DECL_VALUE_EXPR for expansion.
33003 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
33005 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
33006 the frame info after reload completed.
33008 2016-01-25 Jeff Law <law@redhat.com>
33010 PR tree-optimization/69196
33011 PR tree-optimization/68398
33012 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
33013 tree-ssa-threadupdate.c.
33014 (determine_bb_domination_status): Prototype
33015 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
33016 (determine_bb_domination_status): No longer static.
33017 (valid_jump_thread_path): Remove code to detect characteristics
33018 of the jump thread path not associated with correctness.
33019 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
33020 Correct test for thread path length. Count PHIs for real operands as
33021 statements that need to be copied. Do not count ASSERT_EXPRs.
33022 Look at all the blocks in the thread path. Compute and selectively
33023 filter thread paths based on threading through the latch, threading
33024 a multiway branch or crossing a multiway branch.
33026 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
33028 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
33029 decl with __attribute__ ((unused)) annotation.
33031 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
33034 * tree-vect-stmts.c (vectorizable_condition): Check vectype
33035 of operands is compatible with a statement vectype.
33037 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
33039 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
33040 improve wording for mixed storage order support.
33042 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
33044 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
33045 (vcvt_u64_f64): Likewise.
33046 (vcvta_s64_f64): Likewise.
33047 (vcvta_u64_f64): Likewise.
33048 (vcvtm_s64_f64): Likewise.
33049 (vcvtm_u64_f64): Likewise.
33050 (vcvtn_s64_f64): Likewise.
33051 (vcvtn_u64_f64): Likewise.
33052 (vcvtp_s64_f64): Likewise.
33053 (vcvtp_u64_f64): Likewise.
33055 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
33057 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
33058 (arc_init): Check validity mll64 option.
33059 (arc_save_restore): Use double load/store instruction.
33060 (arc_expand_movmem): Likewise.
33061 (arc_split_move): Don't split if we have double load/store
33062 instructions. Returns a boolean.
33063 (arc_process_double_reg_moves): Change function to return boolean
33064 instead of a sequence of instructions.
33065 (arc_dwarf_register_span): New function.
33066 * config/arc/arc-protos.h (arc_split_move): Change prototype.
33067 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
33068 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
33069 (*movdf_insn): Likewise.
33070 * config/arc/arc.opt (mll64): New option.
33071 * config/arc/predicates.md (even_register_operand): New predicate.
33072 * doc/invoke.texi (ARC Options): Add mll64 documentation.
33074 2016-01-25 Richard Biener <rguenther@suse.de>
33077 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
33078 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
33080 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
33082 2016-01-25 Richard Biener <rguenther@suse.de>
33084 PR tree-optimization/69376
33085 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
33087 (VN_INFO_ANTI_RANGE_P): New inline.
33088 (VN_INFO_RANGE_TYPE): Likewise.
33089 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
33090 SSA_NAME_ANTI_RANGE_P.
33091 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
33092 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
33093 Properly query VN_INFO_RANGE_TYPE.
33095 2016-01-25 Nick Clifton <nickc@redhat.com>
33098 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
33100 2016-01-23 Tom de Vries <tom@codesourcery.com>
33102 PR tree-optimization/69426
33103 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
33106 2016-01-23 Jakub Jelinek <jakub@redhat.com>
33108 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
33109 "the the" with "the" in the comments.
33110 * ipa-devirt.c (build_type_inheritance_graph,
33111 update_type_inheritance_graph): Likewise.
33112 * tree.c (build_function_type_list_1): Likewise.
33113 * cfgloopmanip.c (scale_loop_profile): Likewise.
33114 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
33115 * gimple-ssa-split-paths.c
33116 (find_block_to_duplicate_for_splitting_paths): Likewise.
33117 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
33118 * expr.c (convert_move): Likewise.
33119 * var-tracking.c (vt_stack_adjustments): Likewise.
33120 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
33121 * tree-vrp.c (test_for_singularity): Likewise.
33123 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
33124 directly instead of building a temporary tree.
33127 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
33128 remove <algorithm> include.
33130 2016-01-22 Jakub Jelinek <jakub@redhat.com>
33133 * config/i386/i386.c: Include dojump.h.
33134 (expand_small_movmem_or_setmem,
33135 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
33137 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
33138 if dynamic_check != -1.
33140 2016-01-21 Jeff Law <law@redhat.com>
33142 PR middle-end/69347
33143 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
33144 record_temporary_equivalences. Rewritten to avoid unnecessary calls
33145 into dominated_by_p.
33146 (cprop_into_successor_phis): Avoid unnecessary tests.
33148 2016-01-22 Richard Henderson <rth@redhat.com>
33151 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
33152 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
33154 2016-01-22 Michael Matz <matz@suse.de>
33156 * system.h (string, algorithm): Include only conditionally.
33157 (new): Include always under C++.
33158 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
33159 * final.c (toplevel): Ditto.
33160 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
33161 * genconditions.c (write_header): Make gencondmd.c define
33163 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
33165 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
33166 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
33168 2016-01-22 Christian Bruel <christian.bruel@st.com>
33171 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
33173 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
33176 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
33177 define_insn_and_split. Ensure operands[1] and operands[0] do not
33178 get assigned the same register.
33180 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
33182 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
33184 2016-01-22 Christian Bruel <christian.bruel@st.com>
33186 * config/arm/arm-c.c (arm_pragma_target_parse):
33187 Remove warn_builtin_macro_redefined overwrite.
33189 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
33191 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
33192 flag_non_call_exceptions compatibility.
33194 2016-01-22 Jakub Jelinek <jakub@redhat.com>
33197 * dwarf2out.c (add_child_die_after): New function.
33198 (dwarf_qual_info_t): New type.
33199 (dwarf_qual_info): New variable.
33200 (qualified_die_p): New function.
33201 (modified_type_die): For -fdebug-types-section, ensure
33202 canonical order of qualifiers. Put qualified DIEs adjacent
33203 to the corresponding non-qualified type DIE and search there
33204 for existing qualified DIEs.
33206 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
33208 * doc/extend.texi (scalar_storage_order type attribute): Document
33209 restriction on type punning and aliasing, and remove future tense.
33211 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
33214 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
33217 2016-01-21 Jeff Law <law@redhat.com>
33219 PR middle-end/69347
33220 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
33221 useless call to record_temporary_equivalences.
33222 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
33223 allocate 10 slots in the bb_path vector and let it grow as needed.
33224 (fsm_find_control_statement_thread_paths): Similarly for the next_path
33227 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
33229 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
33231 * configure: Regenerate.
33233 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
33235 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
33236 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
33238 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
33240 PR middle-end/66178
33241 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
33242 drop EXPAND_INITIALIZER.
33243 * rtl.h (contains_symbolic_reference_p): Declare.
33244 * rtlanal.c (contains_symbolic_reference_p): New function.
33245 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
33246 a subtraction into a NOT if symbolic constants are involved.
33248 2016-01-21 Anton Blanchard <anton@samba.org>
33249 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
33252 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
33254 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
33257 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
33259 * config/microblaze/microblaze.c
33260 (get_branch_target): New.
33261 (insert_wic_for_ilb_runout): New.
33263 (microblaze_machine_dependent_reorg): New.
33264 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
33265 * config/microblaze/microblaze.md
33266 (UNSPEC_IPREFETCH): Define.
33267 (iprefetch): New pattern
33268 * config/microblaze/microblaze.opt
33269 (mxl-prefetch): New flag.
33271 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
33273 * config/microblaze/microblaze.h
33274 (FIXED_REGISTERS): Update in macro.
33275 (CALL_USED_REGISTERS): Update in macro.
33277 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
33279 PR rtl-optimization/68920
33280 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
33283 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
33285 PR rtl-optimization/68990
33286 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
33287 pseudo instead of inheritance ones.
33289 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
33290 Nick Clifton <nickc@redhat.com>
33294 * config/mips/mips.c (mips_compute_frame_info): Initialise
33295 args_size and hard_frame_pointer_offset fields of the frame
33296 structure before calling mips_global_pointer.
33298 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
33300 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
33302 * configure: Regenerate.
33304 2016-01-21 Richard Biener <rguenther@suse.de>
33306 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
33308 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
33310 * config/s390/s390.c (s390_asm_declare_function_size): Add code
33311 to actually emit the .size directive.
33313 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
33314 Jakub Jelinek <jakub@redhat.com>
33318 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
33319 args array size by one to avoid buffer overflow.
33321 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
33323 * config/s390/s390.md (pool_section_start): Use switch_to_section
33324 to select proper read-only data section instead of hardcoding
33326 (pool_section_end): Use switch_to_section to match the above.
33328 2016-01-21 Richard Biener <rguenther@suse.de>
33330 PR tree-optimization/69378
33331 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
33332 (set_ssa_val_to): Use it for dominance checks taking into
33333 account not executable edges.
33335 2016-01-21 Jakub Jelinek <jakub@redhat.com>
33338 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
33339 for bitsize instead of GET_MODE_PRECISION (mode).
33341 2016-01-20 Martin Sebor <msebor@redhat.com>
33344 * extend.texi (__sync Builtins): Clarify the semantics of
33345 __sync_fetch_and_OP built-ins on pointers.
33346 (__atomic Builtins): Same.
33348 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
33349 Sebastian Pop <s.pop@samsung.com>
33351 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
33352 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
33353 (is_valid_rename): Same.
33354 (translate_isl_ast_to_gimple::get_rename): Same.
33355 (translate_isl_ast_to_gimple::rename_all_uses): Same.
33356 (translate_isl_ast_to_gimple::rename_uses): Same.
33357 (get_new_name): Check for close_phi nodes.
33358 (copy_loop_phi_args): Use phi_node_kind.
33359 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
33360 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
33362 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
33363 Sebastian Pop <s.pop@samsung.com>
33365 Revert commit r229783.
33366 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
33367 Remove use of parameter_rename_map.
33368 (copy_def): Remove.
33369 (copy_internal_parameters): Remove.
33370 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
33371 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
33372 (free_sese_info): Do not free parameter_rename_map.
33373 (set_rename): Do not use parameter_rename_map.
33374 (rename_uses): Update call to set_rename.
33375 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
33376 * sese.h (parameter_rename_map_t): Remove.
33377 (struct sese_info_t): Remove field parameter_rename_map.
33379 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
33380 Sebastian Pop <s.pop@samsung.com>
33382 * graphite-isl-ast-to-gimple.c: Fix comment.
33383 * graphite-scop-detection.c (defined_in_loop_p): New.
33384 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
33385 names defined in loop.
33387 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
33388 Sebastian Pop <s.pop@samsung.com>
33390 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
33391 Discard unstructured if-then-else regions.
33393 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
33394 Sebastian Pop <s.pop@samsung.com>
33396 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
33397 (cleanup_loop_iter_dom): Remove.
33398 (build_loop_iteration_domains): Remove.
33399 (build_scop_context): Remove.
33400 (build_scop_iteration_domain): Remove.
33401 (add_loop_constraints): New.
33402 (build_iteration_domains): New.
33403 (build_poly_scop): Call build_iteration_domains.
33405 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
33406 Sebastian Pop <s.pop@samsung.com>
33408 * graphite-scop-detection.c
33409 (scop_detection::harmful_loop_in_region): Free dom and loops.
33410 (scop_detection::loop_body_is_valid_scop): Free bbs.
33412 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
33413 Sebastian Pop <s.pop@samsung.com>
33415 * graphite-scop-detection.c (record_loop_in_sese): New.
33416 (gather_bbs::before_dom_children): Call record_loop_in_sese.
33417 (build_scops): Remove call to build_sese_loop_nests.
33418 * sese.c (sese_record_loop): Remove.
33419 (build_sese_loop_nests): Remove.
33420 (new_sese_info): Remove region->loops.
33421 (free_sese_info): Same.
33422 * sese.h (sese_contains_loop): Same.
33423 (build_sese_loop_nests): Remove.
33424 (sese_contains_loop): Remove.
33426 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
33427 Sebastian Pop <s.pop@samsung.com>
33429 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
33430 loop_is_valid_in_scop.
33431 (scop_detection::harmful_stmt_in_region): Renamed
33432 harmful_loop_in_region.
33433 Call loop_is_valid_in_scop.
33435 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
33436 Sebastian Pop <s.pop@samsung.com>
33438 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
33441 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
33442 Sebastian Pop <s.pop@samsung.com>
33444 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
33445 * graphite.h (struct poly_bb): Remove field is_reduction.
33446 (PBB_IS_REDUCTION): Remove.
33448 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
33449 Sebastian Pop <s.pop@samsung.com>
33451 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
33452 (add_pdr_constraints): Same.
33453 (scop_get_reads): Same.
33454 (scop_get_must_writes): Same.
33455 (scop_get_may_writes): Same.
33456 (scop_get_original_schedule): Same.
33457 (extend_schedule): Same.
33458 (apply_schedule_on_deps): Same.
33459 (carries_deps): Same.
33460 (compute_deps): Same.
33461 (scop_get_dependences): Same.
33462 * graphite-isl-ast-to-gimple.c
33463 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
33464 * graphite-optimize-isl.c (get_schedule_for_band): Same.
33465 (get_schedule_for_band_list): Same.
33466 (get_schedule_map): Same.
33467 (apply_schedule_map_to_scop): Same.
33468 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
33469 (build_loop_iteration_domains): Same.
33470 (add_condition_to_pbb): Same.
33471 (add_param_constraints): Same.
33472 (pdr_add_memory_accesses): Same.
33473 (pdr_add_data_dimensions): Same.
33475 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
33477 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
33480 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
33482 * common.opt (feliminate-dwarf2-dups): Replace references to
33483 "DWARF 2" with just "DWARF".
33484 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
33485 * doc/extend.texi: Likewise.
33486 * doc/cpp.texi: Likewise.
33487 * doc/invoke.texi: Likewise.
33488 (Option Summary): Add -gdwarf to list of Debugging Options.
33489 (Debugging Options): Document -gdwarf.
33490 * doc/contrib.texi: Spell "DWARF" like that.
33492 2016-01-21 Jakub Jelinek <jakub@redhat.com>
33494 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
33495 warning. Fix up formatting.
33497 PR middle-end/67653
33498 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
33499 attempt to mark memory input operand addressable and
33500 call prepare_gimple_addressable in that case. Don't adjust
33501 input_location for diagnostics, use error_at instead.
33503 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
33505 * config/rs6000/ppc-auxv.h: New file.
33506 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
33507 (cpu_is): Likewise.
33508 (cpu_supports): Likewise.
33509 * config/rs6000/rs6000.c: include "ppc-auxv.h".
33510 (cpu_is_info): New variable.
33511 (cpu_supports_info): Likewise.
33512 (tcb_verification_symbol): Likewise.
33513 (cpu_builtin_p): Likewise.
33514 (cpu_expand_builtin): New function.
33515 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
33516 (rs6000_init_builtins): Likewise.
33517 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
33518 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
33519 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
33520 * configure: Regenerate.
33521 * config.in: Likewise.
33522 * doc/extend.texi (PowerPC Built-in Functions): Document
33523 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
33525 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
33528 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
33530 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
33533 2016-01-20 Richard Henderson <rth@redhat.com>
33539 * tree.c (tm_define_builtin): New.
33540 (find_tm_vector_type): New.
33541 (build_tm_vector_builtins): New.
33542 (build_common_builtin_nodes): Call it.
33544 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
33546 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
33547 (arm_fp_ok): Likewise.
33548 (arm_fp): Likewise.
33549 (arm_crypto): Likewise.
33551 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
33552 Richard Biener <rguenther@suse.de>
33554 PR tree-optimization/69328
33555 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
33556 vectors have same number of elements.
33557 (vectorizable_condition): Fix masked version recognition.
33559 2016-01-20 Richard Biener <rguenther@suse.de>
33561 PR tree-optimization/69345
33562 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
33563 (VN_INFO_PTR_INFO): Likewise.
33564 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
33565 info when it is equal between non-dominating SSA names.
33566 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
33567 Make sure to look at original SSA infos.
33569 2016-01-20 Jeff Law <law@redhat.com>
33572 * config/m68k/predicates.md (pow2_m1_operand): New predicate
33574 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
33575 (pc_or_label_operand): New predicate.
33576 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
33577 tests for small integers that are 2^n - 1.
33579 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
33581 * doc/invoke.texi (Options Summary): Add '.' after @xref.
33583 2016-01-19 Jeff Law <law@redhat.com>
33585 PR middle-end/69347
33586 * tree-ssa-threadbackwards.c
33587 (fsm_find_control_statement_thread_paths): Do not try to lookup
33588 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
33590 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
33592 * doc/lto.texi: Remove text that says only Gold has linker plugin
33595 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
33597 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
33598 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
33599 the DIE accordingly.
33600 (modified_type_die): Add REVERSE parameter and pass it recursively,
33601 as well as to base_type_die. Adjust presence check accordingly.
33602 (base_type_for_mode): Adjust call to modified_type_die.
33603 (add_type_attribute): Add REVERSE parameter and pass it to
33605 (generic_parameter_die): Adjust call to add_type_attribute.
33606 (add_scalar_info): Likewise.
33607 (add_subscript_info): Likewise.
33608 (gen_array_type_die): Likewise.
33609 (gen_descr_array_type_die): Likewise.
33610 (gen_entry_point_die): Likewise.
33611 (gen_enumeration_type_die): Likewise.
33612 (gen_formal_parameter_die): Likewise.
33613 (gen_subprogram_die): Likewise.
33614 (gen_variable_die ): Likewise.
33615 (gen_const_die): Likewise.
33616 (gen_field_die): Likewise.
33617 (gen_pointer_type_die): Likewise.
33618 (gen_reference_type_die): Likewise.
33619 (gen_ptr_to_mbr_type_die): Likewise.
33620 (gen_inheritance_die): Likewise.
33621 (gen_subroutine_type_die): Likewise.
33622 (gen_typedef_die): Likewise.
33623 (force_type_die): Adjust call to modified_type_die.
33625 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
33627 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
33628 flow throughout the file. Fix broken link to Objective-C 2.0
33630 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
33633 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
33635 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
33637 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
33640 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
33641 (maybe_record_node): Record cxa_pure_virtual as the only possible
33642 target if there are not ohter candidates.
33643 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
33645 2016-01-19 Richard Biener <rguenther@suse.de>
33647 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
33648 (get_memory_order): Likewise.
33650 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
33652 * tree-vect-stmts.c (vectorizable_store): Check
33655 2016-01-19 David Malcolm <dmalcolm@redhat.com>
33658 * gcc.c (driver::decode_argv): Add call to
33659 init_opts_obstack before init_options_struct.
33660 * opts.c (init_opts_obstack): Remove idempotency.
33661 (init_options_struct): Replace call to init_opts_obstack
33662 with a gcc_assert to verify that it has already been called.
33663 * toplev.c (toplev::main): Add call to init_opts_obstack before
33664 calls to init_options_struct.
33665 (toplev::finalize): Move cleanup of opts_obstack next to
33666 cleanup of save_decoded_options, clearing the latter, and
33667 save_decoded_options_count.
33669 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
33672 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
33673 attribute to unconditional. Remove %? from output template.
33675 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
33676 Jiong Wang <jiong.wang@arm.com>
33678 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
33679 generated from different expand order.
33681 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
33683 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
33684 Add support for CCMP costing.
33686 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
33688 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
33689 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
33690 (fccmpe<mode>): Likewise.
33691 (fcmp): Rename to fcmp and globalize pattern.
33693 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
33694 (aarch64_gen_ccmp_next): Add FP support.
33696 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
33698 * target.def (gen_ccmp_first): Update documentation.
33699 (gen_ccmp_next): Likewise.
33700 * doc/tm.texi (gen_ccmp_first): Update documentation.
33701 (gen_ccmp_next): Likewise.
33702 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
33703 expand_ccmp_expr_1. Improve comments.
33704 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
33705 (ccmp_ior<mode>): Remove pattern.
33706 (cmp<mode>): Remove expand.
33707 (cmp): Globalize pattern.
33708 (cstorecc4): Use cc_register.
33709 (mov<mode>cc): Remove ccmp_cc_register check.
33710 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
33711 Simplify after removal of CC_DNE/* modes.
33712 (aarch64_ccmp_mode_to_code): Remove.
33713 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
33714 In 'k' case use integer as condition.
33715 (aarch64_nzcv_codes): Remove inverted cases.
33716 (aarch64_code_to_ccmode): Remove.
33717 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
33718 comparison with CC register to be used in folowing CCMP/branch/CSEL.
33719 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
33720 pattern. Return the comparison with CC register. Invert conditions
33721 when bitcode is OR.
33722 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
33723 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
33725 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
33727 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
33728 instrumented_version.
33730 2016-01-19 Richard Biener <rguenther@suse.de>
33732 PR tree-optimization/69336
33733 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
33734 handled components with get_ref_base_and_extent.
33735 (equal_mem_array_ref_p): Adjust.
33737 2016-01-19 Jakub Jelinek <jakub@redhat.com>
33740 * shrink-wrap.c: Include valtrack.h.
33741 (move_insn_for_shrink_wrap): Add DEBUG argument. If
33742 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
33743 in between insn and where it will be moved to. Call
33744 dead_debug_insert_temp.
33745 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
33746 first and dead_debug_local_finish at the end.
33747 For uses and defs bitmap, handle all regs in between REGNO and
33748 END_REGNO, not just the first one.
33750 2016-01-19 Richard Biener <rguenther@suse.de>
33752 PR tree-optimization/69352
33753 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
33754 (equal_mem_array_ref_p): Constrain size and max size properly.
33755 Compare the reverse flag.
33757 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
33759 * ira.c (ira): Update regstat data if we deleted insns.
33761 2016-01-19 Jakub Jelinek <jakub@redhat.com>
33763 PR rtl-optimization/68955
33764 PR rtl-optimization/64557
33765 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
33766 here. Fix up formatting.
33767 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
33769 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
33772 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
33773 assume that the node has body.
33774 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
33777 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
33779 * lto-streamer-out.c (lto_output): Do not stream instrumentation
33782 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
33784 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
33785 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
33787 2016-01-19 Martin Jambor <mjambor@suse.cz>
33788 Martin Liska <mliska@suse.cz>
33789 Michael Matz <matz@suse.de>
33791 * Makefile.in (OBJS): Add new source files.
33792 (GTFILES): Add hsa.c.
33793 * common.opt (disable_hsa): New variable.
33794 (-Whsa): New warning.
33795 * config.in (ENABLE_HSA): New.
33796 * configure.ac: Treat hsa differently from other accelerators.
33797 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
33798 $enable_offloading.
33799 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
33800 * doc/install.texi (Configuration): Document --with-hsa-runtime,
33801 --with-hsa-runtime-include, --with-hsa-runtime-lib and
33802 --with-hsa-kmt-lib.
33803 * doc/invoke.texi (-Whsa): Document.
33804 (hsa-gen-debug-stores): Likewise.
33805 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
33806 to invoke offload compiler for hsa acclerator.
33807 * opts.c (common_handle_option): Determine whether HSA offloading
33808 should be performed.
33809 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
33810 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
33811 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
33812 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
33813 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
33814 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
33815 GF_OMP_FOR_KIND_GRID_LOOP.
33816 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
33817 (pp_gimple_stmt_1): Likewise.
33818 * gimple-walk.c (walk_gimple_stmt): Likewise.
33819 * gimple.c (gimple_build_omp_grid_body): New function.
33820 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
33821 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
33822 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
33823 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
33824 GF_OMP_TEAMS_GRID_PHONY.
33825 (gimple_statement_omp_single_layout): Updated comments.
33826 (gimple_build_omp_grid_body): New function.
33827 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
33828 (gimple_omp_for_grid_phony): New function.
33829 (gimple_omp_for_set_grid_phony): Likewise.
33830 (gimple_omp_parallel_grid_phony): Likewise.
33831 (gimple_omp_parallel_set_grid_phony): Likewise.
33832 (gimple_omp_teams_grid_phony): Likewise.
33833 (gimple_omp_teams_set_grid_phony): Likewise.
33834 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
33835 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
33836 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
33837 (BUILT_IN_GOMP_TARGET): Updated type.
33838 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
33839 (adjust_for_condition): New function.
33840 (get_omp_for_step_from_incr): Likewise.
33841 (extract_omp_for_data): Moved parts to adjust_for_condition and
33842 get_omp_for_step_from_incr.
33843 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
33844 (fixup_child_record_type): Bail out if receiver_decl is NULL.
33845 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
33846 (scan_omp_parallel): Do not create child functions for phony
33848 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
33849 (scan_omp_1_op): Checking assert we are not remapping to
33850 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
33851 (parallel_needs_hsa_kernel_p): New function.
33852 (expand_parallel_call): Register apprpriate parallel child
33853 functions as HSA kernels.
33854 (grid_launch_attributes_trees): New type.
33855 (grid_attr_trees): New variable.
33856 (grid_create_kernel_launch_attr_types): New function.
33857 (grid_insert_store_range_dim): Likewise.
33858 (grid_get_kernel_launch_attributes): Likewise.
33859 (get_target_argument_identifier_1): Likewise.
33860 (get_target_argument_identifier): Likewise.
33861 (get_target_argument_value): Likewise.
33862 (push_target_argument_according_to_value): Likewise.
33863 (get_target_arguments): Likewise.
33864 (expand_omp_target): Call get_target_arguments instead of looking
33865 up for teams and thread limit.
33866 (grid_expand_omp_for_loop): New function.
33867 (grid_arg_decl_map): New type.
33868 (grid_remap_kernel_arg_accesses): New function.
33869 (grid_expand_target_kernel_body): New function.
33870 (expand_omp): Call it.
33871 (lower_omp_for): Do not emit phony constructs.
33872 (lower_omp_taskreg): Do not emit phony constructs but create for them
33873 a temporary variable receiver_decl.
33874 (lower_omp_taskreg): Do not emit phony constructs.
33875 (lower_omp_teams): Likewise.
33876 (lower_omp_grid_body): New function.
33877 (lower_omp_1): Call it.
33878 (grid_reg_assignment_to_local_var_p): New function.
33879 (grid_seq_only_contains_local_assignments): Likewise.
33880 (grid_find_single_omp_among_assignments_1): Likewise.
33881 (grid_find_single_omp_among_assignments): Likewise.
33882 (grid_find_ungridifiable_statement): Likewise.
33883 (grid_target_follows_gridifiable_pattern): Likewise.
33884 (grid_remap_prebody_decls): Likewise.
33885 (grid_copy_leading_local_assignments): Likewise.
33886 (grid_process_kernel_body_copy): Likewise.
33887 (grid_attempt_target_gridification): Likewise.
33888 (grid_gridify_all_targets_stmt): Likewise.
33889 (grid_gridify_all_targets): Likewise.
33890 (execute_lower_omp): Call grid_gridify_all_targets.
33891 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
33892 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
33893 (tree_omp_clause): Added union field dimension.
33894 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
33895 * tree.c (omp_clause_num_ops): Added number of arguments of
33896 OMP_CLAUSE__GRIDDIM_.
33897 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
33898 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
33899 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
33900 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
33901 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
33902 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
33903 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
33904 * tree-pass.h (make_pass_gen_hsail): Declare.
33905 (make_pass_ipa_hsa): Likewise.
33906 * ipa-hsa.c: New file.
33907 * lto-section-in.c (lto_section_name): Add hsa section name.
33908 * lto-streamer.h (lto_section_type): Add hsa section.
33909 * timevar.def (TV_IPA_HSA): New.
33910 * hsa-brig-format.h: New file.
33911 * hsa-brig.c: New file.
33912 * hsa-dump.c: Likewise.
33913 * hsa-gen.c: Likewise.
33916 * toplev.c (compile_file): Call hsa_output_brig.
33917 * hsa-regalloc.c: New file.
33919 2016-01-18 Jeff Law <law@redhat.com>
33921 PR tree-optimization/69320
33922 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
33923 ranged object, do nothing if the RHS constant is not [0..1].
33924 (optimize_stmt): Comparing a boolean ranged object against a
33925 constant outside [0..1] results in a compile-time constant.
33927 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
33930 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
33932 * doc/invoke.texi (Invoking GCC): Add new section to menu.
33933 (Option Summary): Update to reflect new section and moved options.
33934 (C++ Dialect Options): Move -fstats to new section.
33935 (Debugging Options): Move all dump, statistics, and other GCC
33936 developer options to new section. Rewrite section introduction
33937 and re-order remaining options to put the more basic ones first.
33938 (Optimization Options): Move -fira-verbose and -flto-report* to
33940 (Developer Options): New section incorporating moved options.
33941 * doc/cppopts.texi (-dM): Update cross-reference.
33943 2016-01-18 Richard Henderson <rth@redhat.com>
33946 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
33947 operands to pseudo only if CSE is expected. Split long immediate
33948 operands only after reload, and for the stack pointer.
33949 (*add<GPI>3_pluslong): Remove.
33950 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
33951 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
33952 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
33953 (*add<GPI>3 peepholes): New.
33954 (*add<GPI>3 splitters): New.
33955 * config/aarch64/constraints.md (Upl): New.
33956 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
33958 2016-01-18 Richard Biener <rguenther@suse.de>
33960 PR tree-optimization/69297
33961 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
33963 (vect_bb_vectorization_profitable_p): Clear visited flag again.
33965 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
33967 PR middle-end/68542
33968 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
33969 of mixind vector and scalar types.
33970 (fold_relational_const): Add handling of vector
33971 comparison with boolean result.
33972 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
33973 comparison of vector operands with boolean result for EQ/NE only.
33974 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
33975 (verify_gimple_cond): Likewise.
33976 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
33979 2016-01-18 Joseph Myers <joseph@codesourcery.com>
33981 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
33984 2016-01-18 Richard Biener <rguenther@suse.de>
33986 PR middle-end/69308
33987 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
33989 2016-01-18 Tom de Vries <tom@codesourcery.com>
33991 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
33993 2016-01-18 Tom de Vries <tom@codesourcery.com>
33995 * omp-low.c (set_oacc_fn_attrib): Make extern.
33996 * omp-low.h (set_oacc_fn_attrib): Declare.
33997 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
33998 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
33999 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
34000 Add and handle function parameter oacc_kernels_p.
34001 (find_reduc_addr, get_omp_data_i_param): New function.
34002 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
34003 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
34004 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
34005 Calculate dominance info. Skip loops that are not in a kernels region
34006 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
34007 (pass_parallelize_loops::execute): Call parallelize_loops with
34008 oacc_kernels_p argument.
34009 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
34010 New member function.
34011 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
34012 * passes.def: Add argument to pass_parallelize_loops instantation.
34014 2016-01-18 Tom de Vries <tom@codesourcery.com>
34016 * tree-parloops.c (pass_parallelize_loops::execute): Allow
34017 pass_parallelize_loops to be run outside the loop pipeline.
34019 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
34021 * tree-scalar-evolution.c (follow_copies_to_constant): New.
34022 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
34024 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
34027 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
34028 using get_ref_base_and_extent.
34029 (equal_mem_array_ref_p): New.
34030 (hashable_expr_equal_p): Add call to previous.
34032 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
34035 * tree-sra.c (disqualified_constants, constant_decl_p): New.
34036 (sra_initialize): Allocate disqualified_constants.
34037 (sra_deinitialize): Free disqualified_constants.
34038 (disqualify_candidate): Update disqualified_constants when appropriate.
34039 (create_access): Scan for constant-pool entries as we go along.
34040 (scalarizable_type_p): Add check against type_contains_placeholder_p.
34041 (maybe_add_sra_candidate): Allow constant-pool entries.
34042 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
34043 (initialize_constant_pool_replacements): New.
34044 (sra_modify_assign): Avoid mangling assignments created by previous,
34045 and don't generate writes into constant pool.
34046 (sra_modify_function_body): Call initialize_constant_pool_replacements.
34048 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
34050 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
34051 andnot instruction.
34052 (scalar_chain::convert_op): Likewise.
34053 * config/i386/i386.md (*andndi3_doubleword): New.
34055 2016-01-18 Richard Biener <rguenther@suse.de>
34057 PR tree-optimization/69170
34058 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
34059 building a vector from scalar results of a pattern stmt.
34061 2016-01-18 Jakub Jelinek <jakub@redhat.com>
34063 * haifa-sched.c (autopref_multipass_init): Work around
34064 -Wmaybe-uninitialized warning.
34066 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
34068 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
34069 against the constant 0.
34071 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
34073 PR tree-optimization/68799
34074 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
34075 look up phi candidates in the statement-candidate map.
34076 (phi_add_costs): Likewise.
34077 (record_phi_increments): Likewise.
34078 (phi_incr_cost): Likewise.
34079 (ncd_with_phi): Likewise.
34080 (all_phi_incrs_profitable): Likewise.
34082 2016-01-17 Jakub Jelinek <jakub@redhat.com>
34084 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
34085 -Wmaybe-uninitialized warning.
34087 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
34089 * doc/invoke.texi (Invoking GCC): Add new section to menu.
34090 (Option Summary): Update to reflect new section and moved options.
34091 (C++ Dialect Options): Move -fvtable-verify and related options.
34092 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
34093 and profiling-related options.
34094 (Optimization Options): Move profile generation options and
34095 -fstack-protector and related options.
34096 (Instrumentation Options): New section incorporating moved options.
34097 (Code Generation Options): Move -finstrument-functions and
34098 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
34100 2016-01-16 Tom de Vries <tom@codesourcery.com>
34102 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
34104 2016-01-16 Tom de Vries <tom@codesourcery.com>
34106 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
34108 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
34110 * hash-table.h (hash_table::empty): Turn into an inline wrapper
34111 that checks whether the table is already empty. Rename the
34112 original implementation to...
34113 (hash_table::empty_slot): ...this new private function.
34115 2016-01-15 David Malcolm <dmalcolm@redhat.com>
34117 PR diagnostic/68899
34118 * diagnostic-show-locus.c (layout::print_source_line): Move x
34119 offset of line until after call to
34120 get_line_width_without_trailing_whitespace.
34122 2016-01-15 Jeff Law <law@redhat.com>
34124 PR tree-optimization/69270
34125 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
34126 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
34127 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
34128 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
34129 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
34130 ssa_name_has_boolean_range and constant_boolean_node.
34132 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
34134 PR rtl-optimization/69030
34135 * lra-spills.c (remove_pseudos): Check nrefs and make the function
34137 (spill_pseudos): Delete debug insn for dead pseudo.
34138 (lra_spill): Initiate spill_hard_reg and slots memory separately.
34140 2016-01-15 Jiong Wang <jiong.wang@arm.com>
34142 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
34144 (TYPES_UNOPUS): Likewise.
34145 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
34146 builtin type, from UNOP to UNOPUS.
34147 (lbtruncuv4sf): Likewise.
34148 (lbtruncuv2df): Likewise.
34149 (lrounduv2sf): Likewise.
34150 (lrounduv4sf): Likewise.
34151 (lrounduv2df): Likewise.
34152 (lroundusf): Likewise.
34153 (lroundusf): Likewise.
34154 (lceiluv2sf): Likewise.
34155 (lceiluv4sf): Likewise.
34156 (lceiluv2df): Likewise.
34157 (lceilusf): Likewise.
34158 (lceiludf): Likewise.
34159 (lflooruv2sf): Likewise.
34160 (lflooruv4sf): Likewise.
34161 (lflooruv2df): Likewise.
34162 (lfloorusf): Likewise.
34163 (lfloorudf): Likewise.
34164 (lfrintnuv2sf): Likewise.
34165 (lfrintnuv4sf): Likewise.
34166 (lfrintnuv2df): Likewise.
34167 (lfrintnusf): Likewise.
34168 (lfrintnudf): Likewise.
34169 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
34171 (vcvtq_u32_f32): Likewise.
34172 (vcvtq_u64_f64): Likewise.
34173 (vcvta_u32_f32): Likewise.
34174 (vcvtaq_u32_f32): Likewise.
34175 (vcvtaq_u64_f64): Likewise.
34176 (vcvtm_u32_f32): Likewise.
34177 (vcvtmq_u32_f32): Likewise.
34178 (vcvtmq_u64_f64): Likewise.
34179 (vcvtn_u32_f32): Likwise.
34180 (vcvtnq_u32_f32): Likewise.
34181 (vcvtnq_u64_f64): Likewise.
34182 (vcvtp_u32_f32): Likewise.
34183 (vcvtpq_u32_f32): Likewise.
34184 (vcvtpq_u64_f64): Likewise.
34185 (vcvtmd_u64_f64): Likewise.
34186 (vcvtms_u32_f32): Likewise.
34187 (vcvtad_u64_f64): Likewise.
34188 (vcvtas_u32_f32): Likewise.
34189 (vcvtnd_u64_f64): Likewise.
34190 (vcvtns_u32_f32): Likewise.
34191 (vcvtpd_u64_f64): Likewise.
34192 (vcvtps_u32_f32): Likewise.
34194 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
34196 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
34197 CSEL of zero_extended registers.
34199 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
34201 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
34202 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
34204 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
34206 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
34207 false when argument string is not found in the attributes table
34210 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
34213 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
34214 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
34215 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
34216 precision estimate.
34218 2016-01-15 Richard Biener <rguenther@suse.de>
34220 PR tree-optimization/66856
34221 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
34222 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
34223 (vect_create_new_slp_node): Increment stmt reference count.
34224 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
34225 an SLP tree before swapping operands.
34226 (vect_build_slp_tree): Likewise.
34227 (destroy_bb_vec_info): Free stmt info after SLP instances.
34228 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
34229 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
34230 (STMT_VINFO_NUM_SLP_USES): New macro.
34232 2016-01-15 Richard Biener <rguenther@suse.de>
34235 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
34236 (add_linkage_name): ... here.
34237 (gen_typedef_die): Use add_linkage_name_raw instead of
34238 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
34241 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
34243 * gimplify.c (oacc_default_clause): Decode reference and pointer
34244 types for both kernels and parallel regions.
34246 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
34248 PR middle-end/69246
34249 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
34251 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
34253 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
34254 (convert_scalars_to_vector): Likewise.
34256 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
34258 * doc/extend.texi (Type Traits): Fix grammar.
34260 2016-01-15 Martin Jambor <mjambor@suse.cz>
34262 * tree-inline.c (remap_decl): Use existing dclarations if
34263 remapping a type and prevent_decl_creation_for_types.
34264 (replace_locals_stmt): Do an initial remapping of non-VLA typed
34265 decls first. Do real remapping with
34266 prevent_decl_creation_for_types set.
34267 * tree-inline.h (copy_body_data): New field
34268 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
34271 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
34273 * config/s390/s390.opt (mmvcle): More verbose help text.
34275 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
34277 * config/s390/s390.opt: Add period to -mzvector option text.
34279 2016-01-15 Richard Biener <rguenther@suse.de>
34281 PR tree-optimization/68961
34282 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
34283 of invariants in stores again.
34285 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
34287 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
34289 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
34291 * config/i386/i386.c (ix86_expand_branch): Don't split
34292 DI mode xor instruction to SI mode.
34294 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
34297 * ipa-icf.c (sem_function::merge): Virtual functions may become
34298 reachable even if they address is not taken and there are no
34301 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
34303 * lto-streamer-out.c (subtract_estimated_size): New function.
34304 (get_symbol_initial_value): Use it.
34306 2016-01-15 Christian Bruel <christian.bruel@st.com>
34309 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
34310 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
34311 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
34312 use add_builtin_function_ext_scope instead of add_builtin_function.
34313 (neon_set_p, neon_crypto_set_p): Remove.
34314 (arm_init_builtins): Always call arm_init_neon_builtins and
34315 arm_init_crypto_builtins.
34316 (arm_expand_builtin): Check that builtins are allowed for the arch.
34317 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
34318 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
34319 arm_init_neon_builtins call.
34321 2016-01-15 Richard Biener <rguenther@suse.de>
34323 PR tree-optimization/69117
34324 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
34325 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
34326 of the leader conservatively.
34327 (free_scc_vn): Restore original SSA name infos.
34329 2016-01-14 Jeff Law <law@redhat.com>
34331 PR tree-optimization/69270
34332 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
34333 single bit of precision, verify it's also unsigned.
34334 (record_edge_info): Use constant_boolean_node rather than fold_convert
34335 to convert boolean_true/boolean_false to the right type.
34337 2016-01-14 Richard Henderson <rth@redhat.com>
34340 * loop-doloop.c (record_reg_sets): New.
34341 (doloop_optimize): Reject the transform if the sequence
34342 clobbers registers live at the end of the loop block.
34343 (doloop_optimize_loops): Enable df_live if needed.
34345 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
34347 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
34348 * config/rs6000/rs6000.c: Likewise.
34349 * config/rs6000/rs6000.h: Likewise.
34350 * config/rs6000/rs6000.md: Likewise.
34351 * doc/extend.texi: Likewsie.
34353 2016-01-14 Jeff Law <law@redhat.com>
34355 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
34358 2016-01-14 Richard Henderson <rth@redhat.com>
34362 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
34363 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
34364 instead of builtin_decl_declared_p to test for declaration.
34366 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
34368 * doc/loop.texi (Loop Analysis and Representation): Document
34369 loop_depth function.
34371 2016-01-14 Tom de Vries <tom@codesourcery.com>
34373 PR tree-optimization/68773
34374 * omp-low.c (expand_omp_target): Don't set force_output.
34375 * varpool.c (varpool_node::get_create): Same.
34376 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
34377 offload_funcs with force_output.
34379 2016-01-14 Jakub Jelinek <jakub@redhat.com>
34382 * lra-eliminations.c (move_plus_up): Don't change anything if either
34383 the outer or inner subreg mode is not MODE_INT.
34384 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
34385 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
34387 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
34389 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
34390 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
34391 reduc_uplus_@var{m}): Remove.
34392 * expr.c (expand_expr_real_2): Remove expansion path for
34393 reduc_[us](min|max|plus) optabs.
34394 * optabs-tree.c (scalar_reduc_to_vector): Remove.
34395 * optabs-tree.h (scalar_reduc_to_vector): Remove.
34396 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
34397 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
34398 * tree-vect-loop.c (vectorizable_reduction): Remove test for
34399 reduc_[us](min|max|plus) optabs.
34401 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
34403 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
34404 (reduc_plus_scal_v2sf): New.
34405 (reduc_smax_v2sf): Rename to...
34406 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
34407 (reduc_smin_v2sf): Rename to...
34408 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
34410 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
34412 * alias.c (compare_base_symbol_refs): New function.
34413 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
34416 2016-01-14 Jakub Jelinek <jakub@redhat.com>
34418 PR middle-end/68146
34419 PR tree-optimization/69155
34420 * tree-complex.c: Include cfganal.h.
34421 (phis_to_revisit): New variable.
34422 (extract_component): Add phiarg_p argument. Assert that returned
34423 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
34424 (update_phi_components): Partly rewrite to use loop over real/imag
34425 components instead of code duplication. If extract_component returns
34426 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
34427 create_tmp_reg into the PHI node instead, and mention the phi triplet
34428 in phis_to_revisit.
34429 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
34430 in phis_to_revisit at the end.
34432 2016-01-14 Richard Biener <rguenther@suse.de>
34434 PR tree-optimization/68060
34435 * tree-vect-loop.c (vect_is_simple_reduction): Check the
34436 outer loop reduction is only used in the inner loop before
34437 detecting a double reduction.
34439 2016-01-14 Jakub Jelinek <jakub@redhat.com>
34442 * combine.c (expand_field_assignment): Punt if compute_mode is
34443 unsupported scalar mode.
34445 2016-01-14 Richard Biener <rguenther@suse.de>
34447 PR tree-optimization/66856
34448 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
34449 SLP node only if it built successfully.
34450 (vect_analyze_slp_instance): Adjust.
34452 2016-01-14 Jeff Law <law@redhat.com>
34454 PR tree-optimization/69270
34455 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
34456 (record_edge_info): Use it. Convert boolean_{true,false}_node
34457 to the type of op0.
34459 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
34462 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
34463 use block_ultimate_origin
34464 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
34466 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
34468 * doc/invoke.texi (Submodel Options): Rename section to
34469 "Machine-Dependent Options" to better reflect its content.
34470 Rewrite introductory text to remove archaic CPU names.
34473 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
34475 * doc/invoke.texi (Code Gen Options): Move section up in file,
34476 before target-specific options. Update menu and option summary
34477 to reflect the new section ordering.
34479 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
34481 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
34482 (C++ Dialect Options): Add cross-reference to -std option.
34483 * doc/standards.texi (C++ Language): Document C++14 support.
34485 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
34487 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
34488 for pack/unpack functions for __ibm128.
34489 (PACK_IF): Likewise.
34490 (UNPACK_IF): Likewise.
34492 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
34493 support for __ibm128 pack/unpack functions.
34494 (rs6000_invalid_builtin): Likewise.
34495 (rs6000_init_builtins): Likewise.
34496 (rs6000_opt_masks): Likewise.
34498 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
34499 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
34501 (RS6000_BTM_COMMON): Likewise.
34503 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
34504 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
34505 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
34506 128-bit floating point. Add support for the double values to be
34507 in Altivec registers for TF/IF packing and unpacking, but restrict
34508 TD packing sub-fields to be FPR registers. Don't allow overlapped
34509 register support for packing. Allow pack inputs to be memory
34510 locations. Don't build generator functions for unpack<mode>_dm
34511 and unpack<mode>_nodm.
34512 (unpack<mode>_dm): Likewise.
34513 (unpack<mode>_nodm): Likewise.
34514 (pack<mode>): Likewise.
34516 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
34517 built-in functions to pack/unpack explicit __ibm128 values.
34518 (__builtin_unpack_ibm128): Likewise.
34520 * doc/extend.texi (PowerPC Built-in Functions): Document
34521 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
34523 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
34526 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
34527 Add new arg loc and pass it down as context.
34528 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
34529 to the location to use for the warning.
34530 (check_function_arguments): New arg loc. All callers changed. Pass
34531 it to check_function_nonnull.
34532 * c-common.h (check_function_arguments): Adjust declaration.
34534 2016-01-13 Jakub Jelinek <jakub@redhat.com>
34536 PR tree-optimization/69156
34537 * gimple.c (validate_type): Removed.
34538 (gimple_builtin_call_types_compatible_p): Use
34539 useless_type_conversion_p instead of validate_type.
34540 * value-prof.c (gimple_stringop_fixed_value): Fold
34541 icall_size to correct type.
34543 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
34545 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
34548 2016-01-13 Richard Henderson <rth@redhat.com>
34551 * target.def (builtin_tm_load, builtin_tm_store): Remove.
34552 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
34553 (ix86_builtin_tm_store): Remove.
34554 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
34555 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
34556 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
34557 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
34558 * doc/tm.texi: Rebuild.
34560 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
34561 (BUILT_IN_TM_MEMCPY_RTWN): New.
34562 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
34563 fallback from vector to integer helpers.
34564 (build_tm_load): Handle vector types directly, instead of
34566 (build_tm_store): Likewise.
34567 (expand_assign_tm): Prepare for register types not handled by
34568 the above. Copy them to memory and use memcpy.
34569 * tree.c (tm_define_builtin): New.
34570 (find_tm_vector_type): New.
34571 (build_tm_vector_builtins): New.
34572 (build_common_builtin_nodes): Call it.
34574 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
34576 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
34577 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
34579 2016-01-13 Tom de Vries <tom@codesourcery.com>
34581 PR tree-optimization/69169
34582 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
34583 handled_struct_type param.
34584 (create_variable_info_for, intra_create_variable_infos): Call
34585 create_variable_info_for_1 with extra arg.
34587 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
34589 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
34590 and "armv8.1-a+crc" entries.
34592 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
34595 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
34596 Change first operand predicate from register_or_constm1_operand
34597 to register_operand.
34598 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
34599 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
34600 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
34601 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
34602 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
34603 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
34604 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
34605 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
34606 comparison with constm1_rtx from vec_prefetch_gen part.
34608 2016-01-13 Richard Biener <rguenther@suse.de>
34610 PR tree-optimization/69013
34611 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
34612 Exchange assert for a test.
34614 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
34617 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
34619 2016-01-13 Richard Biener <rguenther@suse.de>
34621 PR tree-optimization/69242
34622 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
34623 assert with a check.
34625 2016-01-13 Richard Biener <rguenther@suse.de>
34627 PR tree-optimization/69186
34628 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
34629 Properly guard vect_update_misalignment_for_peel call.
34631 2016-01-12 Jeff Law <law@redhat.com>
34633 PR tree-optimization/pr67755
34634 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
34635 "need_profile_correction".
34636 (thread_block_1): Initialize new field to false by default. If we
34637 have multiple thread paths through a common joiner to different
34638 final targets, then set new field to true.
34639 (compute_path_counts): Only do count adjustment when it's really
34642 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
34644 * doc/invoke.texi (Spec Files): Move section down in file, past
34645 all command-line option descriptions.
34647 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
34649 PR middle-end/54809
34650 * doc/gty.texi: Remove documentation of mark_hook.
34651 * gengtype.c (struct write_types_data): Remove code to support
34652 mark_hook attribute.
34653 (walk_type): Likewise.
34654 (write_func_for_structure): Likewise.
34656 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
34658 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
34659 Directory Options, and -specs= to Overall Options.
34660 (Overall Options): Adjust similarly. Reorder to group related
34661 options together. Make -specs= cross-reference the spec file details.
34662 (Directory Options): Adjust similarly.
34664 2016-01-12 Jeff Law <law@redhat.com>
34666 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
34668 2016-01-12 Olivier Hainque <hainque@adacore.com>
34670 * gcc.c (spec_undefvar_allowed): New global.
34671 (process_command): Set to true when running for --version or --help,
34673 (getenv_spec_function): When the variable is not defined, use the
34674 variable name as the variable value if we're allowed not to issue
34677 2016-01-12 Bin Cheng <bin.cheng@arm.com>
34679 PR tree-optimization/68911
34680 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
34681 information computed for expression "init + nit * step".
34683 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
34685 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
34686 about name of GCC executable. Remove deleted node from menu.
34687 (Directory Options) <-B>: Remove cross-reference to deleted node.
34688 (Target Options): Delete section.
34690 2016-01-12 Christian Bruel <christian.bruel@st.com>
34693 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
34694 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
34696 2016-01-12 Jakub Jelinek <jakub@redhat.com>
34699 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
34700 aligned_mem is properly set for AVX512-VL floating point masked
34704 * ifcvt.c (cond_exec_process_if_block): When removing the last
34705 insn from then_bb, remove also any possible barriers that follow it.
34707 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
34711 * config/i386/iamcu.h (SIZE_TYPE): New macro.
34712 (PTRDIFF_TYPE): Likewise.
34713 (WCHAR_TYPE): Likewise.
34714 (WCHAR_TYPE_SIZE): Likewise.
34715 (STDINT_LONG32): Likewise.
34717 2016-01-12 Richard Biener <rguenther@suse.de>
34719 PR tree-optimization/69053
34720 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
34721 convert initial value for cond reductions.
34723 2016-01-12 Richard Biener <rguenther@suse.de>
34725 PR tree-optimization/69007
34726 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
34727 widen_sum after dot_prod and sad.
34729 2016-01-12 Richard Biener <rguenther@suse.de>
34731 PR tree-optimization/69168
34732 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
34733 pattern stmt SLP type.
34734 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
34735 end up unused so cope with that case.
34737 2016-01-12 Richard Biener <rguenther@suse.de>
34739 PR tree-optimization/69157
34740 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
34741 stmts def type only during analyze phase.
34742 (vectorizable_call): Likewise.
34743 (vectorizable_simd_clone_call): Likewise.
34744 (vectorizable_conversion): Likewise.
34745 (vectorizable_assignment): Likewise.
34746 (vectorizable_shift): Likewise.
34747 (vectorizable_operation): Likewise.
34748 (vectorizable_store): Likewise.
34749 (vectorizable_load): Likewise.
34751 2016-01-12 Richard Biener <rguenther@suse.de>
34753 PR tree-optimization/69174
34754 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
34756 (vectorizable_load): Properly compute the number of loads needed
34757 for permuted strided SLP loads and do not spuriously assign
34758 to SLP_TREE_VEC_STMTS.
34760 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
34762 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
34763 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
34764 (MD_EXEC_PREFIX): Remove.
34765 (MD_STARTFILE_PREFIX) Removee.
34766 (FILE_NAME_ABSOLUTE_P): Remove.
34767 (CPP_SPEC): Do not read macros from sys/version.h.
34768 (LINK_COMMAND_SPEC): Remove.
34769 (LOCAL_INCLUDE_DIR): Remove.
34770 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
34771 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
34772 (POST_LINK_SPEC): Define to invoke stubify after linker
34773 (LIBSTDCXX): Remove define
34774 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
34775 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
34776 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
34777 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
34778 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
34779 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
34780 (i386_djgpp_asm_named_section): Add propotype of new procedure
34782 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
34783 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
34784 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
34785 in config/i386/djgpp.h).
34786 (STANDARD_STARTFILE_PREFIX_2): Define identical to
34787 STANDARD_STARTFILE_PREFIX_1.
34788 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
34789 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
34790 installation errors.
34791 (MAX_OFILE_ALIGNMENT): Define to 128.
34792 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
34794 * config/i386/djgpp.c: New file. Add implementation of
34795 i386_djgpp_asm_named_section.
34797 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
34799 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
34800 Add rule for building djgpp.o.
34802 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
34804 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
34805 (rtx_is_swappable_p): Reductions are swappable.
34806 (insn_is_swappable_p): V2DF reductions are swappable.
34808 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
34810 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
34811 reloads for other unsupported memory operands.
34813 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
34814 Jim Wilson <jim.wilson@linaro.org>
34817 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
34818 copy_to_mode_reg instead of force_reg.
34820 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
34823 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
34824 TARGET_80387 is true.
34826 2016-01-11 Jakub Jelinek <jakub@redhat.com>
34829 * lra-eliminations.c (move_plus_up): Only move plus up
34830 if subreg of the constant can be simplified into constant
34831 and use the simplified subreg of the constant instead of
34832 the original constant.
34834 * fold-const.c (fold_convertible_p): Don't return true
34835 for conversion of VECTOR_TYPE to same sized integral type.
34836 (fold_convert_loc): Fix up formatting. Fold conversion of
34837 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
34838 instead of NOP_EXPR.
34840 PR tree-optimization/69214
34841 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
34842 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
34845 PR tree-optimization/69207
34846 * tree-vect-slp.c (vect_get_constant_vectors): For
34847 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
34848 fold_convertible_p to vector_type's element type, and always
34849 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
34851 2016-01-11 Richard Biener <rguenther@suse.de>
34853 PR tree-optimization/69173
34854 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
34855 fixup the cycle if all stmts are in a pattern.
34857 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
34859 PR middle-end/68999
34860 * alias.c (base_alias_check): Move check for addresses with
34861 alignment ANDs before the call for compare_base_decls.
34862 (memrefs_conflict_p): Return -1 for different decls
34863 that went through alignment adjustments.
34865 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
34867 PR rtl-optimization/68796
34868 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
34869 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
34870 and QImode comparisons against zero with CC_NZmode.
34871 * config/aarch64/iterators.md (short_mask): New mode_attr.
34873 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
34875 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
34876 (<avx512>_store<mode>_mask): Likewise.
34878 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
34879 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
34881 PR rtl-optimization/68841
34882 * ifcvt.c (struct noce_if_info): Add orig_x field.
34883 (bbs_ok_for_cmove_arith): Add to_rename parameter.
34884 Don't record conflicts on to_rename if it's present.
34885 Allow memory destinations in sets.
34886 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
34887 blocks, passing orig_x to the checks.
34888 (noce_process_if_block): Set if_info->orig_x appropriately.
34890 2016-01-11 Tom de Vries <tom@codesourcery.com>
34892 PR tree-optimization/69069
34893 * tree-parloops.c (create_parallel_loop): Add missing phi args.
34895 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
34897 PR rtl-optimization/68920
34898 * config/i386/i386.c (ix86_option_override_internal): Restrict number
34899 of conditional moves for RTL if-conversion to 1 for
34900 TARGET_ONE_IF_CONV_INSN.
34901 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
34902 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
34903 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
34904 parameter to restirct number of conditional moves for
34906 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
34907 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
34910 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
34913 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
34914 onepart vars. Fix typo in comment. Fix reversed condition in
34916 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
34919 * var-tracking.c (dump_onepart_variable_differences): New.
34920 (dataflow_set_different): If a detailed dump is requested,
34921 delay early returns and dump differences between onepart
34922 variables present before and after, and added variables.
34924 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
34927 * expr.c (expand_expr_real_1): For boolean vector constants
34928 with a scalar mode use const_scalar_mask_from_tree.
34929 (const_scalar_mask_from_tree): New.
34930 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
34931 assigned to a mask type to handle constants.
34933 2016-01-11 Martin Jambor <mjambor@suse.cz>
34936 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
34937 useless parameters if we cannot change function signature.
34939 2016-01-11 Martin Jambor <mjambor@suse.cz>
34942 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
34945 2016-01-11 Tom de Vries <tom@codesourcery.com>
34947 PR tree-optimization/69109
34948 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
34951 2016-01-11 Tom de Vries <tom@codesourcery.com>
34953 PR tree-optimization/69108
34954 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
34955 res is not used in a phi.
34957 2016-01-11 Yury Gribov <y.gribov@samsung.com>
34960 * common.opt (frandom-seed): Fix parameter name.
34961 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
34963 2016-01-11 Tom de Vries <tom@codesourcery.com>
34965 PR tree-optimization/69058
34966 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
34969 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
34971 * config/arc/arc.opt (mdiv-rem): Add period to the end.
34972 (mcode-density): Likewise.
34974 2016-01-10 Tom de Vries <tom@codesourcery.com>
34976 PR tree-optimization/69062
34977 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
34978 (parallelize_loops): Don't paralelize loop that has phi with address
34981 2016-01-10 Tom de Vries <tom@codesourcery.com>
34983 PR tree-optimization/69039
34984 * tree-parloops.c (try_create_reduction_list): Only allow single exit
34987 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
34989 PR middle-end/68743
34990 * match.pd: Require target has function_c99_misc before doing
34991 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
34993 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
34995 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
34997 * configure: Regenerate.
34999 2016-01-09 Jakub Jelinek <jakub@redhat.com>
35001 PR middle-end/50865
35002 PR tree-optimization/69097
35003 * fold-const.h (expr_not_equal_to): New prototype.
35004 * fold-const.c: Include stringpool.h and tree-ssanames.h.
35005 (expr_not_equal_to): New function.
35006 * match.pd (X % -Y is the same as X % Y): Don't optimize
35007 unless X is known not to be equal to minimum or Y is known
35008 not to be equal to -1.
35009 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
35010 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
35011 (simplify_stmt_using_ranges): Adjust caller.
35012 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
35013 substitute_and_fold.
35015 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
35017 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
35020 2016-01-08 Jakub Jelinek <jakub@redhat.com>
35022 PR tree-optimization/69167
35023 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
35024 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
35026 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
35028 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
35029 Richard Biener <rguenther@suse.de>
35031 PR tree-optimization/68707
35032 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
35033 instances that can be handled via vect_load_lanes.
35035 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
35037 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
35038 if we can't determine address equivalence.
35039 * alias.c (compare_base_decl): Update for changed return value of
35040 symtab_node::equal_address_to.
35042 2016-01-08 Jason Merrill <jason@redhat.com>
35046 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
35047 * expr.c (store_field): Not here.
35048 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
35049 call with TREE_ADDRESSABLE type.
35050 * tree-cfg.c (verify_gimple_call): Adjust.
35052 2016-01-08 Olivier Hainque <hainque@adacore.com>
35054 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
35057 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
35059 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
35060 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
35061 (reduc_smin_v2sf): Rename to...
35062 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
35063 (reduc_splus_v2sf): Rename to...
35064 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
35066 2016-01-08 Jakub Jelinek <jakub@redhat.com>
35068 PR tree-optimization/69162
35069 * gimplify.c (gimplify_va_arg_expr): Encode original type of
35070 valist argument in another argument.
35071 (gimplify_modify_expr): Adjust for the above change. Cleanup.
35072 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
35073 to determine the va_list type, build a MEM_REF instead of
35074 build_fold_indirect_ref.
35076 PR tree-optimization/69172
35077 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
35080 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
35082 PR tree-optimization/67781
35083 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
35084 and cmpnop in two steps: first the ones not accessed in original
35085 gimple expression in a endian independent way and then the ones not
35086 accessed in the final result in an endian-specific way.
35088 2016-01-08 Jakub Jelinek <jakub@redhat.com>
35090 PR tree-optimization/69083
35091 * tree-vect-slp.c (vect_get_constant_vectors): For
35092 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
35093 element type. If op is fold_convertible_p to vector_type's element
35094 type, use NOP_EXPR instead of VCE.
35096 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
35098 PR rtl-optimization/67778
35099 PR rtl-optimization/68634
35100 PR rtl-optimization/68909
35101 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
35102 block from the stack until done with it. Remove a superfluous
35103 bitmap set. Remove a superfluous bitmap test.
35105 2016-01-07 Martin Sebor <msebor@redhat.com>
35108 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
35109 constraint on the type of arguments.
35111 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
35113 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
35114 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
35115 unaligned_access on the gcc_options set.
35116 * config/arm/arm.c (arm_option_override_internal): Use
35117 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
35119 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
35122 * config/i386/i386.c (ix86_frame_pointer_required): Enable
35123 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
35125 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
35128 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
35131 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
35132 depending on frame_pointer_needed before remaining integer and SSE
35133 registers are saved.
35135 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
35138 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
35140 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
35143 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
35144 Use the "xBm" constraint.
35145 (float<sseintvecmodelower><mode>2<mask_name><round_name):
35147 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
35148 (sse_cvtsi2ssq<round_name>): Likewise.
35149 (sse_cvtss2si<round_name>): Likewise.
35150 (sse_cvtss2siq<round_name>): Likewise.
35151 (sse2_cvtsi2sdq<round_name>): Likewise.
35152 (sse2_cvtsd2si<round_name>): Likewise.
35153 (sse2_cvtsd2siq<round_name>): Likewise.
35154 * config/i386/subst.md (round_nimm_scalar_predicate): New
35157 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
35159 PR middle-end/67639
35160 * varasm.c (make_decl_rtl): Mark invalid register vars as
35163 PR rtl-optimization/66206
35164 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
35165 All callers changed.
35167 2016-01-07 Jakub Jelinek <jakub@redhat.com>
35169 PR tree-optimization/69141
35170 * tree-ssa-pre.c: Include langhooks.h.
35171 (eliminate_dom_walker::before_dom_children): Use
35172 lang_hooks.decl_printable_name instead of
35173 cgraph_node::get ()->name ().
35175 PR middle-end/68960
35176 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
35177 it and DECL_ALIGN too.
35179 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
35181 * config/mips/mips-ftypes.def: Sort to lexicographical order.
35183 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
35186 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
35187 depending on frame_pointer_needed before remaining integer and SSE
35188 registers are saved.
35190 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
35192 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
35193 mode iterator with VSX_M2.
35194 (*p9_vecstore_<mode>): Likewise.
35195 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
35196 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
35197 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
35198 (define_split for VSX_LE128 stores): Likewise.
35199 (define_peephole2 for TImode LE swaps): Likewise.
35200 (define_split for VSX_LE128 post-reload stores): Likewise.
35202 2016-01-06 Marek Polacek <polacek@redhat.com>
35205 * convert.c (convert_to_integer_1): Adjust call to
35206 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
35207 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
35208 EXPR instead of ARG.
35209 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
35211 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
35214 * doc/extend.texi (RL78 Variable Attributes): New section.
35216 2016-01-05 Marek Polacek <polacek@redhat.com>
35219 * builtins.c (get_memmodel): Use expansion point location rather than
35220 the input location. Call warning_at rather than warning.
35221 (expand_builtin_atomic_compare_exchange): Likewise.
35222 (expand_builtin_atomic_load): Likewise.
35223 (expand_builtin_atomic_store): Likewise.
35224 (expand_builtin_atomic_clear): Likewise.
35226 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
35229 * config/i386/i386.c (ix86_expand_vector_logical_operator):
35230 Replace nonimmediate_operand with vector_operand.
35231 * config/i386/predicates.md (vector_operand): New predicate.
35232 (general_vector_operand): Replace nonimmediate_operand with
35234 * config/i386/sse.md: Replace nonimmediate_operand with
35235 vector_operand and m constraint with Bm constraint on SSE
35236 patterns with 16-byte memory operand.
35237 * config/i386/subst.md (round_nimm_predicate): Replace
35238 nonimmediate_operand with vector_operand.
35239 (round_saeonly_nimm_predicate): Likewise.
35240 (round_saeonly_nimm_scalar_predicate): New.
35242 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
35245 * config/i386/constraints.md (Bm): New constraint.
35246 * config/i386/predicates.md (vector_memory_operand): New
35248 * config/i386/sse.md: Replace xm with xBm in plusminus and
35249 any_logic patterns.
35251 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
35254 * doc/extend.texi (V850 Function Attributes): New section.
35255 (V850 Variable Attributes): New section.
35257 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
35260 * doc/extend.texi (MicroBlaze Function Attributes): Document
35261 interrupt_handler and fast_interrupt attributes.
35263 2016-01-05 Sergei Trofimovich <siarheit@google.com>
35266 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
35267 for local symbolic operands.
35268 * config/ia64/predicates.md (local_symbolic_operand64): New
35271 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
35273 PR rtl-optimization/68651
35274 * combine.c (combine_simplify_rtx): Canonicalize x + x into
35277 2016-01-05 Nathan Sidwell <nathan@acm.org>
35279 * alias.c (compare_base_decls): Use symtab_node::get.
35281 2016-01-05 Nick Clifton <nickc@redhat.com>
35284 * ira-costs.c (copy_cost): Initialise the t_icode field of the
35285 secondary_reload_info structure.
35288 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
35289 decls if weak support is available.
35291 2016-01-04 Martin Sebor <msebor@redhat.com>
35293 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
35295 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
35297 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
35298 OPTION_MASK_P9_DFORM.
35300 * config/rs6000/constraints.md (wo constraint): New constraint for
35303 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
35305 (rs6000_init_hard_regno_mode_ok): Likewise.
35307 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
35310 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
35311 expanders not to have constraints. Add support for ISA 3.0 xxperm
35312 instruction. Add support for fusing xxlor with xxperm.
35313 (altivec_vperm_<mode>_internal): Likewise.
35314 (altivec_vperm_v8hiv16qi): Likewise.
35315 (altivec_vperm_<mode>v16q): Likewise.
35316 (altivec_vperm_<mode>_uns): Likewise.
35317 (vperm_v8hiv4si): Likewise.
35318 (vperm_v16qiv8hi): Likewise.
35320 * doc/md.texi (RS/6000 constraints): Document wo constraint.
35322 2016-01-04 Jakub Jelinek <jakub@redhat.com>
35324 Update copyright years.
35326 * gcc.c (process_command): Update copyright notice dates.
35327 * gcov-dump.c (print_version): Ditto.
35328 * gcov.c (print_version): Ditto.
35329 * gcov-tool.c (print_version): Ditto.
35330 * gengtype.c (create_file): Ditto.
35331 * doc/cpp.texi: Bump @copying's copyright year.
35332 * doc/cppinternals.texi: Ditto.
35333 * doc/gcc.texi: Ditto.
35334 * doc/gccint.texi: Ditto.
35335 * doc/gcov.texi: Ditto.
35336 * doc/install.texi: Ditto.
35337 * doc/invoke.texi: Ditto.
35339 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
35341 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
35342 modes larger than TImode as TImode if NEON is not enabled.
35344 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
35347 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
35348 mode for %f0-%f31 only if TARGET_FPU.
35350 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
35353 * config/sparc/sparc.c (scan_record_type): Take into account subfields
35354 to compute the PACKED_P predicate.
35355 (function_arg_record_value): Minor tweaks.
35357 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
35359 * doc/install.texi (--with-multilib-list): Describe the meaning of the
35360 option for arm*-*-* targets.
35362 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
35364 * doc/extend.texi (Common Function Attributes): Move docs for
35365 MSP430-specific attributes to....
35366 (MSP430 Function Attributes): ...here. Delete the redundant
35367 entries and copy-edit the remaining text.
35368 (MSP430 Variable Attributes): Use uniform format for index
35369 entries and add a cross-reference to the corresponding function
35372 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
35374 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
35376 (x86 Options): Likewise.
35378 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
35382 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
35383 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
35384 to corresponding attribute.
35386 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
35388 * doc/extend.texi (Common Function Attributes) <noplt>: Move
35389 to correct alphabetization of table. Copy-edit and correct
35391 <stack_protect>: Likewise.
35392 <target_clones>: Likewise.
35394 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
35395 Correct punctuation.
35396 (Code Gen Options) <-fno-plt>: Copy-edit.
35398 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
35401 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
35402 SI values. Explicitly convert SI to DI and vice-versa.
35404 2016-01-01 Jakub Jelinek <jakub@redhat.com>
35406 PR tree-optimization/69070
35407 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
35408 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
35411 * ubsan.c (ubsan_instrument_float_cast): Call
35412 initialize_sanitizer_builtins.
35415 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
35417 Copyright (C) 2016 Free Software Foundation, Inc.
35419 Copying and distribution of this file, with or without modification,
35420 are permitted in any medium without royalty provided the copyright
35421 notice and this notice are preserved.