1 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
3 * arm-protos.h (arm_build_target): New structure.
4 (arm_active_target): Declare it.
5 * arm.c (arm_active_target): New variable.
6 (bitmap_popcount): New function.
7 (feature_count): Delete.
8 (arm_initialize_isa): New function.
9 isa_fpubits): New variable.
10 (arm_configure_build_target): New function.
11 (arm_option_override): Initialize isa_fpubits and arm_active_target.isa.
12 Use arm_configure_build_target.
14 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
16 * arm-isa.h: New file.
17 * arm-protos.h: Include it.
18 * arm-arches.def: Add new ISA field to all entries. Drop bogus
19 armv8.1-a+crc architecture.
20 * arm-cores.def: Similarly. Group ARMv8 cores by profile.
21 * arm-opts.h (enum processor_type): Adjust for new field.
22 * arm.c (struct processors): New field 'isa_bits'.
23 (all_cores, all_architectures): Initialize new field.
24 * arm-tables.opt: Regenerated.
25 * arm-tune.md: Regenerated.
27 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
29 * arm-arches.def (ARM_ARCH): Add extra field TUNE_FLAGS, move
30 tuning properties from architectural FLAGS field.
31 * arm-cores.def (ARM_CORE): Likewise.
32 * arm-protos.h (TF_LDSCHED, TF_WBUF, TF_CO_PROC): New macros.
33 (TF_SMALLMUL, TF_STRONG, TF_SCALE, TF_NOMODE32): New macros.
34 (FL_LDSCHED, FL_STRONG, FL_WBUF, FL_SMALLMUL): Delete.
35 (FL_TUNE): Remove deleted elements.
36 (tune_flags): Convert type to unsigned int.
37 * arm.c (struct processors): Add new field tune_flags.
38 (all_cores, all_arches): Initialize it.
39 (arm_option_override): Adapt uses of tune_flags. Use tune_flags
40 for deciding when we should have slow multiply operations.
42 2016-12-14 Martin Sebor <msebor@redhat.com>
45 * gimple-ssa-sprintf.c (format_string): Handle null pointers.
46 (format_directive): Diagnose null pointer arguments.
47 (pass_sprintf_length::handle_gimple_call): Diagnose null destination
48 pointers. Correct location of null format string in diagnostics.
50 2016-12-14 David Malcolm <dmalcolm@redhat.com>
52 * Makefile.in (SELFTEST_FLAGS): Add path argument to -fself-test.
53 (s-selftest): Add dependency on the selftests data directory.
54 * common.opt (fself-test): Rename to...
55 (fself-test=): ...this, documenting the meaning of the argument.
56 * selftest-run-tests.c (along): Likewise.
57 * selftest-run-tests.c: Include "options.h".
58 (selftest::run_tests): Initialize selftest::path_to_selftest_files
60 * selftest.c (selftest::path_to_selftest_files): New global.
61 (selftest::locate_file): New function.
62 (selftest::test_locate_file): New function.
63 (selftest_c_tests): Likewise.
64 (selftest::selftest_c_tests): Call test_locate_file.
65 * selftest.h (selftest::locate_file): New decl.
66 (selftest::path_to_selftest_files): New decl.
68 2016-12-14 Andrew Pinski <apinski@cavium.com>
70 * config/aarch64/aarch64-cores.def: Add -1 as the variant to all
72 (thunderx): Update to include LSE by default.
73 (thunderxt88p1): New core.
74 (thunderxt88): New core.
75 (thunderxt81): New core.
76 (thunderxt83): New core.
77 * config/aarch64/driver-aarch64.c (struct aarch64_core_data):
79 (ALL_VARIANTS): New define.
80 (AARCH64_CORE): Support VARIANT operand.
82 (host_detect_local_cpu): Parse variant field of /proc/cpuinfo.
83 Combine the arch and single core case and support variant searching.
84 * common/config/aarch64/aarch64-common.c (AARCH64_CORE):
86 * config/aarch64/aarch64-opts.h (AARCH64_CORE): Likewise.
87 * config/aarch64/aarch64.c (AARCH64_CORE): Likewise.
88 * config/aarch64/aarch64.h (AARCH64_CORE): Likewise.
89 * config/aarch64/aarch64-tune.md: Regenerate.
90 * doc/invoke.texi (AARCH64/mtune): Document thunderxt88,
91 thunderxt88p1, thunderxt81, thunderxt83 as available options.
93 2016-12-14 Martin Jambor <mjambor@suse.cz>
95 * omp-offload.c: Fix coding style.
96 * omp-expand.c: Likewise.
97 * omp-general.c: Likewise.
98 * omp-grid.c: Likewise.
99 * omp-low.c: Fix coding style of parts touched by the
100 previous splitting patch.
102 2016-12-14 Martin Jambor <mjambor@suse.cz>
104 * omp-general.h: New file.
105 * omp-general.c: New file.
106 * omp-expand.h: Likewise.
107 * omp-expand.c: Likewise.
108 * omp-offload.h: Likewise.
109 * omp-offload.c: Likewise.
110 * omp-grid.c: Likewise.
111 * omp-grid.c: Likewise.
112 * omp-low.h: Include omp-general.h and omp-grid.h. Removed includes
113 of params.h, symbol-summary.h, lto-section-names.h, cilk.h, tree-eh.h,
114 ipa-prop.h, tree-cfgcleanup.h, cfgloop.h, except.h, expr.h, stmt.h,
115 varasm.h, calls.h, explow.h, dojump.h, flags.h, tree-into-ssa.h,
116 tree-cfg.h, cfganal.h, alias.h, emit-rtl.h, optabs.h, expmed.h,
117 alloc-pool.h, cfghooks.h, rtl.h and memmodel.h.
118 (omp_find_combined_for): Declare.
119 (find_omp_clause): Renamed to omp_find_clause and moved to
121 (free_omp_regions): Renamed to omp_free_regions and moved to
123 (replace_oacc_fn_attrib): Renamed to oacc_replace_fn_attrib and moved
125 (set_oacc_fn_attrib): Renamed to oacc_set_fn_attrib and moved to
127 (build_oacc_routine_dims): Renamed to oacc_build_routine_dims and
128 moved to omp-general.h.
129 (get_oacc_fn_attrib): Renamed to oacc_get_fn_attrib and moved to
131 (oacc_fn_attrib_kernels_p): Moved to omp-general.h.
132 (get_oacc_fn_dim_size): Renamed to oacc_get_fn_dim_size and moved to
134 (omp_expand_local): Moved to omp-expand.h.
135 (make_gimple_omp_edges): Renamed to omp_make_gimple_edges and moved to
137 (omp_finish_file): Moved to omp-offload.h.
138 (default_goacc_validate_dims): Renamed to
139 oacc_default_goacc_validate_dims and moved to omp-offload.h.
140 (offload_funcs, offload_vars): Moved to omp-offload.h.
141 * omp-low.c: Include omp-general.h, omp-offload.h and omp-grid.h.
142 (omp_region): Moved to omp-expand.c.
143 (omp_for_data_loop): Moved to omp-general.h.
144 (omp_for_data): Likewise.
145 (oacc_loop): Moved to omp-offload.c.
146 (oacc_loop_flags): Moved to omp-general.h.
147 (offload_funcs, offload_vars): Moved to omp-offload.c.
148 (root_omp_region): Moved to omp-expand.c.
149 (omp_any_child_fn_dumped): Likewise.
150 (find_omp_clause): Renamed to omp_find_clause and moved to
152 (is_combined_parallel): Moved to omp-expand.c.
153 (is_reference): Renamed to omp_is_reference and and moved to
155 (adjust_for_condition): Renamed to omp_adjust_for_condition and moved
157 (get_omp_for_step_from_incr): Renamed to omp_get_for_step_from_incr
158 and moved to omp-general.c.
159 (extract_omp_for_data): Renamed to omp_extract_for_data and moved to
161 (workshare_safe_to_combine_p): Moved to omp-expand.c.
162 (omp_adjust_chunk_size): Likewise.
163 (get_ws_args_for): Likewise.
164 (get_base_type): Removed.
165 (dump_omp_region): Moved to omp-expand.c.
166 (debug_omp_region): Likewise.
167 (debug_all_omp_regions): Likewise.
168 (new_omp_region): Likewise.
169 (free_omp_region_1): Likewise.
170 (free_omp_regions): Renamed to omp_free_regions and moved to
172 (find_combined_for): Renamed to omp_find_combined_for, made global.
173 (build_omp_barrier): Renamed to omp_build_barrier and moved to
175 (omp_max_vf): Moved to omp-general.c.
176 (omp_max_simt_vf): Likewise.
177 (gimple_build_cond_empty): Moved to omp-expand.c.
178 (parallel_needs_hsa_kernel_p): Likewise.
179 (expand_omp_build_assign): Moved declaration to omp-expand.c.
180 (expand_parallel_call): Moved to omp-expand.c.
181 (expand_cilk_for_call): Likewise.
182 (expand_task_call): Likewise.
183 (vec2chain): Likewise.
184 (remove_exit_barrier): Likewise.
185 (remove_exit_barriers): Likewise.
186 (optimize_omp_library_calls): Likewise.
187 (expand_omp_regimplify_p): Likewise.
188 (expand_omp_build_assign): Likewise.
189 (expand_omp_taskreg): Likewise.
190 (oacc_collapse): Likewise.
191 (expand_oacc_collapse_init): Likewise.
192 (expand_oacc_collapse_vars): Likewise.
193 (expand_omp_for_init_counts): Likewise.
194 (expand_omp_for_init_vars): Likewise.
195 (extract_omp_for_update_vars): Likewise.
196 (expand_omp_ordered_source): Likewise.
197 (expand_omp_ordered_sink): Likewise.
198 (expand_omp_ordered_source_sink): Likewise.
199 (expand_omp_for_ordered_loops): Likewise.
200 (expand_omp_for_generic): Likewise.
201 (expand_omp_for_static_nochunk): Likewise.
202 (find_phi_with_arg_on_edge): Likewise.
203 (expand_omp_for_static_chunk): Likewise.
204 (expand_cilk_for): Likewise.
205 (expand_omp_simd): Likewise.
206 (expand_omp_taskloop_for_outer): Likewise.
207 (expand_omp_taskloop_for_inner): Likewise.
208 (expand_oacc_for): Likewise.
209 (expand_omp_for): Likewise.
210 (expand_omp_sections): Likewise.
211 (expand_omp_single): Likewise.
212 (expand_omp_synch): Likewise.
213 (expand_omp_atomic_load): Likewise.
214 (expand_omp_atomic_store): Likewise.
215 (expand_omp_atomic_fetch_op): Likewise.
216 (expand_omp_atomic_pipeline): Likewise.
217 (expand_omp_atomic_mutex): Likewise.
218 (expand_omp_atomic): Likewise.
219 (oacc_launch_pack): and moved to omp-general.c, made public.
220 (OACC_FN_ATTRIB): Likewise.
221 (replace_oacc_fn_attrib): Renamed to oacc_replace_fn_attrib and moved
223 (set_oacc_fn_attrib): Renamed to oacc_set_fn_attrib and moved to
225 (build_oacc_routine_dims): Renamed to oacc_build_routine_dims and
226 moved to omp-general.c.
227 (get_oacc_fn_attrib): Renamed to oacc_get_fn_attrib and moved to
229 (oacc_fn_attrib_kernels_p): Moved to omp-general.c.
230 (oacc_fn_attrib_level): Moved to omp-offload.c.
231 (get_oacc_fn_dim_size): Renamed to oacc_get_fn_dim_size and moved to
233 (get_oacc_ifn_dim_arg): Renamed to oacc_get_ifn_dim_arg and moved to
235 (mark_loops_in_oacc_kernels_region): Moved to omp-expand.c.
236 (grid_launch_attributes_trees): Likewise.
237 (grid_attr_trees): Likewise.
238 (grid_create_kernel_launch_attr_types): Likewise.
239 (grid_insert_store_range_dim): Likewise.
240 (grid_get_kernel_launch_attributes): Likewise.
241 (get_target_argument_identifier_1): Likewise.
242 (get_target_argument_identifier): Likewise.
243 (get_target_argument_value): Likewise.
244 (push_target_argument_according_to_value): Likewise.
245 (get_target_arguments): Likewise.
246 (expand_omp_target): Likewise.
247 (grid_expand_omp_for_loop): Moved to omp-grid.c.
248 (grid_arg_decl_map): Likewise.
249 (grid_remap_kernel_arg_accesses): Likewise.
250 (grid_expand_target_grid_body): Likewise.
251 (expand_omp): Renamed to omp_expand and moved to omp-expand.c.
252 (build_omp_regions_1): Moved to omp-expand.c.
253 (build_omp_regions_root): Likewise.
254 (omp_expand_local): Likewise.
255 (build_omp_regions): Likewise.
256 (execute_expand_omp): Likewise.
257 (pass_data_expand_omp): Likewise.
258 (pass_expand_omp): Likewise.
259 (make_pass_expand_omp): Likewise.
260 (pass_data_expand_omp_ssa): Likewise.
261 (pass_expand_omp_ssa): Likewise.
262 (make_pass_expand_omp_ssa): Likewise.
263 (grid_lastprivate_predicate): Renamed to
264 omp_grid_lastprivate_predicate and moved to omp-grid.c, made public.
265 (grid_prop): Moved to omp-grid.c.
266 (GRID_MISSED_MSG_PREFIX): Likewise.
267 (grid_safe_assignment_p): Likewise.
268 (grid_seq_only_contains_local_assignments): Likewise.
269 (grid_find_single_omp_among_assignments_1): Likewise.
270 (grid_find_single_omp_among_assignments): Likewise.
271 (grid_find_ungridifiable_statement): Likewise.
272 (grid_parallel_clauses_gridifiable): Likewise.
273 (grid_inner_loop_gridifiable_p): Likewise.
274 (grid_dist_follows_simple_pattern): Likewise.
275 (grid_gfor_follows_tiling_pattern): Likewise.
276 (grid_call_permissible_in_distribute_p): Likewise.
277 (grid_handle_call_in_distribute): Likewise.
278 (grid_dist_follows_tiling_pattern): Likewise.
279 (grid_target_follows_gridifiable_pattern): Likewise.
280 (grid_remap_prebody_decls): Likewise.
281 (grid_var_segment): Likewise.
282 (grid_mark_variable_segment): Likewise.
283 (grid_copy_leading_local_assignments): Likewise.
284 (grid_process_grid_body): Likewise.
285 (grid_eliminate_combined_simd_part): Likewise.
286 (grid_mark_tiling_loops): Likewise.
287 (grid_mark_tiling_parallels_and_loops): Likewise.
288 (grid_process_kernel_body_copy): Likewise.
289 (grid_attempt_target_gridification): Likewise.
290 (grid_gridify_all_targets_stmt): Likewise.
291 (grid_gridify_all_targets): Renamed to omp_grid_gridify_all_targets
292 and moved to omp-grid.c, made public.
293 (make_gimple_omp_edges): Renamed to omp_make_gimple_edges and moved to
295 (add_decls_addresses_to_decl_constructor): Moved to omp-offload.c.
296 (omp_finish_file): Likewise.
297 (oacc_thread_numbers): Likewise.
298 (oacc_xform_loop): Likewise.
299 (oacc_default_dims, oacc_min_dims): Likewise.
300 (oacc_parse_default_dims): Likewise.
301 (oacc_validate_dims): Likewise.
302 (new_oacc_loop_raw): Likewise.
303 (new_oacc_loop_outer): Likewise.
304 (new_oacc_loop): Likewise.
305 (new_oacc_loop_routine): Likewise.
306 (finish_oacc_loop): Likewise.
307 (free_oacc_loop): Likewise.
308 (dump_oacc_loop_part): Likewise.
309 (dump_oacc_loop): Likewise.
310 (debug_oacc_loop): Likewise.
311 (oacc_loop_discover_walk): Likewise.
312 (oacc_loop_sibling_nreverse): Likewise.
313 (oacc_loop_discovery): Likewise.
314 (oacc_loop_xform_head_tail): Likewise.
315 (oacc_loop_xform_loop): Likewise.
316 (oacc_loop_process): Likewise.
317 (oacc_loop_fixed_partitions): Likewise.
318 (oacc_loop_auto_partitions): Likewise.
319 (oacc_loop_partition): Likewise.
320 (default_goacc_fork_join): Likewise.
321 (default_goacc_reduction): Likewise.
322 (execute_oacc_device_lower): Likewise.
323 (default_goacc_validate_dims): Likewise.
324 (default_goacc_dim_limit): Likewise.
325 (pass_data_oacc_device_lower): Likewise.
326 (pass_oacc_device_lower): Likewise.
327 (make_pass_oacc_device_lower): Likewise.
328 (execute_omp_device_lower): Likewise.
329 (pass_data_omp_device_lower): Likewise.
330 (pass_omp_device_lower): Likewise.
331 (make_pass_omp_device_lower): Likewise.
332 (pass_data_omp_target_link): Likewise.
333 (pass_omp_target_link): Likewise.
334 (find_link_var_op): Likewise.
335 (pass_omp_target_link::execute): Likewise.
336 (make_pass_omp_target_link): Likewise.
337 * Makefile.in (OBJS): Added omp-offload.o, omp-expand.o, omp-general.o
339 (GTFILES): Added omp-offload.h, omp-offload.c and omp-expand.c, removed
341 * gimple-fold.c: Include omp-general.h instead of omp-low.h.
342 (fold_internal_goacc_dim): Adjusted calls to
343 get_oacc_ifn_dim_arg and get_oacc_fn_dim_size to use their new names.
344 * gimplify.c: Include omp-low.h.
345 (omp_notice_variable): Adjust the call to get_oacc_fn_attrib to use
347 (gimplify_omp_task): Adjusted calls to find_omp_clause to use its new
349 (gimplify_omp_for): Likewise.
350 * lto-cgraph.c: Include omp-offload.h instead of omp-low.h.
351 * toplev.c: Include omp-offload.h instead of omp-low.h.
352 * tree-cfg.c: Include omp-general.h instead of omp-low.h. Also
353 include omp-expand.h.
354 (make_edges_bb): Adjusted the call to make_gimple_omp_edges to use its
356 (make_edges): Adjust the call to free_omp_regions to use its new name.
357 * tree-parloops.c: Include omp-general.h.
358 (create_parallel_loop): Adjusted the call to set_oacc_fn_attrib to use
360 (parallelize_loops): Adjusted the call to get_oacc_fn_attrib to use
362 * tree-ssa-loop.c: Include omp-general.h instead of omp-low.h.
363 (gate_oacc_kernels): Adjusted the call to get_oacc_fn_attrib to use
365 * tree-vrp.c: Include omp-general.h instead of omp-low.h.
366 (extract_range_basic): Adjusted calls to get_oacc_ifn_dim_arg and
367 get_oacc_fn_dim_size to use their new names.
368 * varpool.c: Include omp-offload.h instead of omp-low.h.
369 * gengtype.c (open_base_files): Replace omp-low.h with omp-offload.h in
371 * config/nvptx/nvptx.c: Include omp-general.c.
372 (nvptx_expand_call): Adjusted the call to get_oacc_fn_attrib to use
374 (nvptx_reorg): Likewise.
375 (nvptx_record_offload_symbol): Likewise.
377 2016-12-14 Martin Sebor <msebor@redhat.com>
380 * gimple-ssa-sprintf.c (target_dir_max): New macro.
381 (get_mpfr_format_length): New function.
382 (format_integer): Use HOST_WIDE_INT instead of int.
383 (format_floating_max): Same.
384 (format_floating): Call get_mpfr_format_length.
385 (format_directive): Use target_dir_max.
387 2016-12-14 Jakub Jelinek <jakub@redhat.com>
390 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_STV_TEMP.
391 * config/i386/i386.c (dimode_scalar_chain::make_vector_copies,
392 dimode_scalar_chain::convert_reg): Use SLOT_STV_TEMP instead of
395 2016-12-14 Uros Bizjak <ubizjak@gmail.com>
398 * config/i386/i386-builtin.def: Add __builtin_clzs and __builtin_ctzs.
399 (ix86_fold_builtin): Handle IX86_BUILTIN_CTZS and IX86_BUILTIN_CLZS.
400 * config/i386/i386.md (*ctzhi2): New insn_and_split pattern.
403 2016-12-14 Jakub Jelinek <jakub@redhat.com>
406 * valtrack.c: Include rtl-iter.h.
407 (struct rtx_subst_pair): Add insn field.
408 (propagate_for_debug_subst): If pair->to contains at least 2
409 regs, create a DEBUG_INSN with a debug temp before pair->insn
410 and replace from with the debug temp instead of pair->to.
411 (propagate_for_debug): Initialize p.insn.
412 * combine.c (insn_uid_check): New inline function.
413 (INSN_COST, LOG_LINKS): Use it instead of INSN_UID.
414 (find_single_use, combine_instructions,
415 cant_combine_insn_p, try_combine): Use NONDEBUG_INSN_P instead of
418 2016-12-14 Martin Sebor <msebor@redhat.com>
421 * builtin-attrs.def (ATTR_NONNULL_1_1, ATTR_NONNULL_1_2): Defined.
422 (ATTR_NONNULL_1_3, ATTR_NONNULL_1_4, ATTR_NONNULL_1_5): Same.
423 (ATTR_NOTHROW_NONNULL_1_1, ATTR_NOTHROW_NONNULL_1_2): Same.
424 (ATTR_NOTHROW_NONNULL_1_3, ATTR_NOTHROW_NONNULL_1_4): Same.
425 (ATTR_NOTHROW_NONNULL_1_5): Same.
426 (ATTR_NONNULL_1_FORMAT_PRINTF_1_2): Same.
427 (ATTR_NONNULL_1_FORMAT_PRINTF_2_0): Same.
428 (ATTR_NONNULL_1_FORMAT_PRINTF_2_3): Same.
429 (ATTR_NONNULL_1_FORMAT_PRINTF_3_0): Same.
430 (ATTR_NONNULL_1_FORMAT_PRINTF_3_4): Same.
431 (ATTR_NONNULL_1_FORMAT_PRINTF_4_0): Same.
432 (ATTR_NONNULL_1_FORMAT_PRINTF_4_5): Same.
433 * builtins.c (validate_arg): Add argument. Treat null pointers
434 passed to nonnull arguments as invalid.
435 (validate_arglist): Same.
436 * builtins.def (fprintf, fprintf_unlocked): Add nonnull attribute.
437 (printf, printf_unlocked, sprintf. vfprintf, vsprintf): Same.
438 (__sprintf_chk, __vsprintf_chk, __fprintf_chk, __vfprintf_chk): Same.
439 * calls.c (get_nonnull_ags, maybe_warn_null_arg): New functions.
440 (initialize_argument_information): Diagnose null pointers passed to
441 arguments declared nonnull.
442 * calls.h (get_nonnull_args): Declared.
444 2016-12-14 Michael Meissner <meissner@linux.vnet.ibm.com>
446 * config/rs6000/rs6000.c (rs6000_split_vec_extract_var): On ISA
447 3.0/power9, add support to use the VEXTU{B,H,W}{L,R}X extract
449 * config/rs6000/vsx.md (VSr2): Add IEEE 128-bit floating point
450 type constraint registers.
452 (FL_CONV): New mode iterator for binary floating types that have a
453 direct conversion from 64-bit integer to floating point.
454 (vsx_extract_<mode>_p9): Add support for the ISA 3.0/power9
455 VEXTU{B,H,W}{L,R}X extract instructions.
456 (vsx_extract_<mode>_p9 splitter): Add splitter to load up the
457 extract byte position into the GPR if we are using the
458 VEXTU{B,H,W}{L,R}X extract instructions.
459 (vsx_extract_<mode>_di_p9): Support extracts to GPRs.
460 (vsx_extract_<mode>_store_p9): Support extracting to GPRs so that
461 we can use reg+offset address instructions.
462 (vsx_extract_<mode>_var): Support extracts to GPRs.
463 (vsx_extract_<VSX_EXTRACT_I:mode>_<SDI:mode>_var): New combiner
464 insn to combine vector extracts with zero_extend.
465 (vsx_ext_<VSX_EXTRACT_I:VS_scalar>_fl_<FL_CONV:mode>): Optimize
466 extracting a small integer vector element and converting it to a
468 (vsx_ext_<VSX_EXTRACT_I:VS_scalar>_ufl_<FL_CONV:mode>): Likewise.
469 (UNSPEC_XXEXTRACTUW): New unspec.
470 (UNSPEC_XXINSERTW): Likewise.
471 (vextract4b): Add support for the vec_vextract4b built-in
473 (vextract4b_internal): Likewise.
474 (vinsert4b): Add support for the vec_insert4b built-in function.
475 Include both a version that inserts element 1 from a V4SI object
476 and one that inserts a DI object.
477 (vinsert4b_internal): Likewise.
478 (vinsert4b_di): Likewise.
479 (vinsert4b_di_internal): Likewise.
480 * config/rs6000/predicates.md (const_0_to_11_operand): New
481 predicate, match 0..11.
482 * config/rs6000/rs6000-builtin.def (BU_P9V_VSX_3): Set built-in
483 type to ternary, not binary.
484 (BU_P9V_64BIT_VSX_3): Likewise.
485 (P9V_BUILTIN_VEXTRACT4B): Add support for vec_vinsert4b and
486 vec_extract4b non-overloaded built-in functions.
487 (P9V_BUILTIN_VINSERT4B): Likewise.
488 (P9V_BUILTIN_VINSERT4B_DI): Likewise.
489 (P9V_BUILTIN_VEC_VEXTULX): Move to section that adds 2 operand ISA
490 3.0 built-in functions.
491 (P9V_BUILTIN_VEC_VEXTURX): Likewise.
492 (P9V_BUILTIN_VEC_VEXTRACT4B): Add support for overloaded
493 vec_insert4b and vec_extract4 built-in functions.
494 (P9V_BUILTIN_VEC_VINSERT4B): Likewise.
495 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
496 overloaded support for vec_vinsert4b and vec_extract4b.
497 * config/rs6000/rs6000.c (altivec_expand_builtin): Add checks for
498 the vec_insert4b and vec_extract4b byte number being a constant in
500 * config/rs6000/altivec.h (vec_vinsert4b): Support vec_vinsert4b
501 and vec_extract4b built-in functions.
502 * doc/extend.doc (PowerPC VSX built-in functions): Document
503 vec_insert4b and vec_extract4b.
505 2016-12-14 Martin Liska <mliska@suse.cz>
507 * gimple-pretty-print.c (dump_probability): New function.
508 (dump_edge_probability): Use the function.
509 (dump_gimple_label): Likewise.
510 (dump_gimple_bb_header): Likewise.
512 2016-12-14 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
513 Jakub Jelinek <jakub@redhat.com>
515 * tree-ssa-strlen.c (fold_strstr_to_memcmp): New function.
516 (strlen_optimize_stmt): Call fold_strstr_to_memcmp.
518 2016-12-14 Eric Botcazou <ebotcazou@adacore.com>
520 * lra-constraints.c (process_address_1): Do not attempt to decompose
521 addresses for MEMs that satisfy fixed-form constraints.
523 2016-12-14 Richard Biener <rguenther@suse.de>
525 PR tree-optimization/78788
526 * tree-vrp.c (set_value_range): Allow [-INF(OVF), +INF(OVF)].
527 (set_and_canonicalize_value_range): Do not drop the above to
530 2016-12-13 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
532 * config/rs6000/rs600.c (rs6000_builtin_vectorization_cost):
533 Adjust unaligned load cost.
535 2016-12-13 Uros Bizjak <ubizjak@gmail.com>
538 * config/i386/i386.c (dimode_scalar_chain::compute_convert_gain):
539 Calculate additional gain for andnot for targets without BMI.
541 2016-12-13 Carl Love <cel@us.ibm.com>
543 * config/rs6000/rs6000-c.c: Add built-in support for
544 vector float vec_pack (vector double, vector double)
545 vector double vec_sld (vector double, vector double)
546 * config/rs6000/rs6000.c: Add icode check for vsldoi_v2df to allow
547 4-bit unsigned literal.
548 * config/rs6000/rs6000-builtin.def: Add definition for VSLDOI_2DF
549 * doc/extend.texi: Update the built-in documentation file for the
550 new powerpc vec_pack and vec_sld built-ins.
552 2016-12-13 Martin Liska <mliska@suse.cz>
554 * sanopt.c (sanopt_optimize_walker): Set contains_asan_mark.
555 (sanopt_optimize): Add new argument.
556 (sanitize_asan_mark_unpoison): New function.
557 (maybe_contains_asan_check): Likewise.
558 (sanitize_asan_mark_poison): Likewise.
559 (pass_sanopt::execute): Call the new functions.
561 2016-12-13 Martin Liska <mliska@suse.cz>
563 PR tree-optimization/78428
564 * expr.c (store_constructor_field): Add new arguments to the function.
565 (store_constructor): Set up bitregion_end and add gcc_unreachable to
566 fields that have either non-constant size or (and) offset.
568 2016-12-13 Marek Polacek <polacek@redhat.com>
570 * tree-data-ref.c (compute_overlap_steps_for_affine_univar): Change
571 parameters' type from int to HOST_WIDE_INT.
572 (compute_overlap_steps_for_affine_1_2): Change parameters' type from
573 int to HOST_WIDE_INT.
574 (build_classic_dist_vector_1): Likewise.
575 (add_multivariate_self_dist): Likewise.
577 2016-12-13 Michael Matz <matz@suse.de>
579 PR tree-optimization/78725
580 * tree-ssa-loop-split.c (split_at_bb_p): Check for overflow and
581 at correct use point.
583 2016-12-13 Martin Liska <mliska@suse.cz>
585 * asan.c (asan_expand_mark_ifn): Use renamed
586 BUILT_IN_ASAN_{UN}CLOBBER_N to BUILT_IN_ASAN_{UN}POISON_STACK_MEMORY.
587 * sanitizer.def: Likewise.
589 2016-12-13 James Greenhalgh <james.greenhalgh@arm.com>
591 * doc/extend.texi (Half-Precision): Update to document current
594 2016-12-13 James Greenhalgh <james.greenhalgh@arm.com>
596 * doc/extend.texi (Floating Types): Document availability of
597 _Float16 on ARM/AArch64.
599 2016-12-13 Richard Biener <rguenther@suse.de>
601 PR tree-optimization/78699
602 * tree-vect-data-refs.c (vect_analyze_group_access_1): Limit
605 2016-12-13 Richard Biener <rguenther@suse.de>
608 * tree.c (cst_and_fits_in_hwi): Look if the actual value fits.
609 * tree-object-size.c (compute_builtin_object_size): Use
611 * tree-data-ref.c (initialize_matrix_A): Remove excess assert.
613 2016-12-13 Martin Liska <mliska@suse.cz>
615 * asan.c (asan_mark_poison_p): Remove.
616 (asan_mark_p): New function.
617 (transform_statements): Use the function.
618 (asan_expand_mark_ifn): Do not use masked enum.
619 * asan.h (enum asan_mark_flags): Declare it via a macro.
620 * gimple-pretty-print.c (dump_gimple_call_args): Dump first
621 argument of ASAN_MARK.
622 * gimplify.c (build_asan_poison_call_expr): Use new enum values.
623 (asan_poison_variable): Likewise.
625 2016-12-13 Jakub Jelinek <jakub@redhat.com>
628 * ipa-pure-const.c (cdtor_p): Return true for
629 DECL_STATIC_{CON,DE}STRUCTOR even when it is
630 DECL_LOOPING_CONST_OR_PURE_P.
632 2016-12-12 Jakub Jelinek <jakub@redhat.com>
634 PR tree-optimization/78777
635 * gimple-ssa-strength-reduction.c (create_add_on_incoming_edge,
636 insert_initializers): Use stmt_ends_bb_p instead of is_ctrl_stmt.
639 * opt-functions.awk (opt_args): Use [{] instead of { in regexps.
642 2016-12-12 Martin Sebor <msebor@redhat.com>
646 * gimple-ssa-sprintf.c (min_bytes_remaining): Use res.knownrange
647 rather than res.bounded.
648 (get_width_and_precision): Set precision to -1 when negative.
649 (adjust_range_for_overflow): New function.
650 (format_integer): Correct the handling of the space, plus, and pound
651 flags, and the special case of zero precision.
652 Always set res.bounded to true unless either precision or width
653 is specified and unknown.
654 Call adjust_range_for_overflow.
655 Avoid use zero as the shortest value when precision is specified
657 (format_directive): Remove vestigial quoting. Always inform of
658 argument value or range when it's available.
659 (add_bytes): Correct the computation of boundrange used to
660 decide whether a warning is of a "maybe" or "defnitely" kind.
662 2016-12-12 Dominik Vogt <vogt@linux.vnet.ibm.com>
664 * combine.c (change_zero_ext): Handle mode expanding zero_extracts.
666 2016-12-12 Uros Bizjak <ubizjak@gmail.com>
669 * config/i386/i386.h (X87_ENABLE_ARITH): Also enable for
670 flag_unsafe_math_optimizations.
671 (X87_ENABLE_FLOAT): Ditto.
673 2016-12-12 Marek Polacek <polacek@redhat.com>
676 * gimplify.c (gimplify_va_arg_expr): Don't require ADDR_EXPR for
677 Case 1; check POINTER_TYPE_P instead.
679 2016-12-12 Bernd Schmidt <bschmidt@redhat.com>
681 PR rtl-optimization/78669
682 * ira.c (combine_and_move_insns): When deleting an insn, clear the
683 replace flag for all used regs in that insn.
685 2016-12-12 Thomas Preud'homme <thomas.preudhomme@arm.com>
687 * config/arm/arm-opts.h: Move struct arm_arch_core_flag and
688 arm_arch_core_flags to ...
689 * common/config/arm/arm-common.c: There.
691 2016-12-12 Eric Botcazou <ebotcazou@adacore.com>
693 * config/sparc/constraints.md (T): Use special memory constraint.
695 (W): Add TARGET_ARCH64 test.
696 * config/sparc/sparc.md (*movdi_insn_sp32): Replace 'W' with 'T'.
697 (*movdf_insn_sp32): Likewise.
698 (*mov<VM64:mode>_insn_sp32): Likewise. Replace 'e' with 'f' in
699 conjunction with offsettable memory references.
701 2016-12-11 Sandra Loosemore <sandra@codesourcery.com>
703 * config/nios2/nios2.c (nios2_emit_move_sequence): Call copy_rtx
704 to avoid shared structure error.
706 2016-12-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
709 * config/rs6000/rs6000.c (find_alignment_op): Discard from
710 consideration any artificial definition.
712 2016-12-11 Iain Sandoe <iain@codesourcery.com>
714 * configure.ac (CROSS directory tests): Remove the assumption that
715 Darwin hosts contain suitable target sysroots in "/".
716 * configure: Regenerate.
718 2016-12-11 Iain Sandoe <iain@codesourcery.com>
720 PR rtl-optimization/71496
721 * config/rs6000/darwin.md (load_macho_picbase_si): Mark as non-
722 copyable. (load_macho_picbase_di, reload_macho_picbase_si,
723 reload_macho_picbase_di): Likewise.
725 2012-12-11 John David Anglin <danglin@gcc.gnu.org>
727 * config/pa/pa.c (pa_callee_copies): New function.
728 * config/pa/pa.opt (mcaller-copies): New option.
729 * doc/invoke.texi (mcaller-copies): Document option.
731 2016-12-11 Uros Bizjak <ubizjak@gmail.com>
734 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p)
735 <case ASHIFT, case LSHIFTRT>: Consider all constant shifts.
737 (dimode_scalar_chain::compute_convert_gain): Reduce gain for
738 constant shifts larger or equal than 32.
740 2016-12-11 Roger Pau Monné <roger.pau@citrix.com>
742 * config/i386/x86-64.h: Append --32 to the assembler options when
743 -m16 is used on non-glibc systems as well.
745 2016-12-10 Allan Sandfeld Jensen <allan.jensen@qt.io>
748 * config/i386/mmintrin.h (__m64_u): New type
749 * config/i386/emmintrin.h (_mm_loadl_epi64, _mm_storel_epi64):
750 Make the allowed unaligned memory access explicit.
752 2016-12-10 Krister Walfridsson <krister.walfridsson@gmail.com>
754 * config.gcc (i386-*-netbsd*): Make i486 the default arch on NetBSD.
755 Generally use cpu generic.
757 2016-12-10 Jakub Jelinek <jakub@redhat.com>
758 Marc Glisse <marc.glisse@inria.fr>
760 PR tree-optimization/78720
761 * match.pd (A < 0 ? C : 0): Only optimize for signed A. If shift
762 is negative, sign extend to @1's type and than AND with C.
764 2016-12-10 Jakub Jelinek <jakub@redhat.com>
767 * tree-object-size.c (compute_object_offset) <case ARRAY_REF>: Handle
768 non-zero low bound or non-standard element sizes.
771 * lto-streamer-in.c (input_function): In addition to debug stmts
772 without -g, remove IFN_*SAN_* calls if corresponding flag_sanitize
775 2016-12-09 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
777 * config/rs6000/rs6000-passes.def: New file.
778 * config/rs6000/rs6000-protos.h: Declare make_pass_analyze_swaps.
779 * config/rs6000/rs6000.c (rs6000_option_override): Remove
780 registration of machine-specific passes.
781 (pass_analyze_swaps::clone): New function.
782 * config/rs6000/t-rs6000: Define PASSES_EXTRA.
784 2016-12-09 Kugan Vivekanandarajah <kuganv@linaro.org>
787 * ipa-cp.c (propagate_vr_accross_jump_function): Call
788 drop_tree_overflow after fold_convert.
790 2016-12-09 Jakub Jelinek <jakub@redhat.com>
793 * config/rs6000/rs6000.md (*and<mode>3_imm_mask_dot,
794 *and<mode>3_imm_mask_dot2): Add rs6000_is_valid_and_mask to insn
797 2016-12-09 Segher Boessenkool <segher@kernel.crashing.org>
800 * config/rs6000/rs6000.h (CLZ_DEFINED_VALUE_AT_ZERO): Use
801 GET_MODE_BITSIZE. Return 2.
802 (CTZ_DEFINED_VALUE_AT_ZERO): Use GET_MODE_BITSIZE. Return 2. Handle
803 TARGET_POPCNTD the same as TARGET_CTZ.
804 * config/rs6000/rs6000.md (ctz<mode>2): Reimplement.
805 (ffs<mode>2): Reimplement.
807 2016-12-09 Andre Vieira <andre.simoesdiasvieira@arm.com>
809 PR rtl-optimization/78255
810 * gcc/postreload.c (reload_cse_simplify): Do not CSE a function if
811 NO_FUNCTION_CSE is true.
813 2016-12-09 Cesar Philippidis <cesar@codesourcery.com>
816 * ipa-icf.c (sem_function::parse): Don't process functions with
817 oacc decl attributes, as they may be OpenACC routines.
819 2016-12-09 David Malcolm <dmalcolm@redhat.com>
821 * rtl.h (get_mem_attrs): Add "const" qualifier to returned
824 2016-12-09 Nathan Sidwell <nathan@acm.org>
827 * convert.c (convert_to_integer_1): Maybe fold conversions to
828 integral types with fewer bits than its mode.
830 2016-12-09 Martin Liska <mliska@suse.cz>
832 * tree-pretty-print.c (pretty_print_string): Escape non-printable
835 2016-12-09 Jakub Jelinek <jakub@redhat.com>
837 PR tree-optimization/78726
838 * tree-ssa-reassoc.c (make_new_ssa_for_def): Add OPCODE and OP
839 argument. For lhs uses in debug stmts, don't replace lhs with
840 new_lhs, but with a debug temp set to new_lhs opcode op.
841 (make_new_ssa_for_all_defs): Add OPCODE argument, pass OPCODE and
842 OP down to make_new_ssa_for_def.
843 (zero_one_operation): Call make_new_ssa_for_all_defs even when
844 stmts_to_fix is empty, if *def has not changed yet. Pass
845 OPCODE to make_new_ssa_for_all_defs.
847 2016-12-08 Martin Sebor <msebor@redhat.com>
850 * builtin-attrs.def (ATTR_ALLOC_SIZE, ATTR_RETURNS_NONNULL): New
851 identifier tree nodes.
852 (ATTR_ALLOCA_SIZE_1_NOTHROW_LEAF_LIST): New attribute list.
853 (ATTR_MALLOC_SIZE_1_NOTHROW_LIST): Same.
854 (ATTR_MALLOC_SIZE_1_NOTHROW_LEAF_LIST): Same.
855 (ATTR_MALLOC_SIZE_1_2_NOTHROW_LEAF_LIST): Same.
856 (ATTR_ALLOC_SIZE_2_NOTHROW_LEAF_LIST): Same.
857 * builtins.c (expand_builtin_alloca): Call
858 maybe_warn_alloc_args_overflow.
859 * builtins.def (aligned_alloc, calloc, malloc, realloc):
860 Add attribute alloc_size.
861 (alloca): Add attribute alloc_size and returns_nonnull.
862 * calls.h (maybe_warn_alloc_args_overflow): Declare.
863 * calls.c (alloc_max_size, operand_signed_p): New functions.
864 (maybe_warn_alloc_args_overflow): Define.
865 (initialize_argument_information): Diagnose overflow in functions
866 declared with attaribute alloc_size.
867 * doc/invoke.texi (Warning Options): Document -Walloc-zero and
868 -Walloc-size-larger-than.
870 2016-12-08 Vladimir Makarov <vmakarov@redhat.com>
872 PR rtl-optimization/78671
873 * lra-assign.c (find_hard_regno_for_1): Check prohibited regs for an
876 2016-12-08 Uros Bizjak <ubizjak@gmail.com>
878 * config/i386/i386.h (HARD_REGNO_NREGS): Use GENERAL_REGNO_P.
879 (HARD_REGNO_NREGS_HAS_PADDING): Ditto. Simplify macro.
881 2015-12-08 Wilco Dijkstra <wdijkstr@arm.com>
884 * config/aarch64/aarch64.c (aarch64_classify_address):
885 Set load_store_pair_p for TImode and TFmode.
887 2016-12-08 David Malcolm <dmalcolm@redhat.com>
889 * emit-rtl.c (gen_reg_rtx): Move regno_pointer_align and
890 regno_reg_rtx resizing logic to...
891 (emit_status::ensure_regno_capacity): ...this new method,
892 and ensure that the buffers are large enough.
893 (init_emit): Allocate regno_reg_rtx using ggc_cleared_vec_alloc
894 rather than ggc_vec_alloc.
895 * function.h (emit_status::ensure_regno_capacity): New method.
897 2016-12-08 Dmitry Vyukov <dvyukov@google.com>
899 * opts.c (finish_options): Enable -fsanitize-address-use-after-scope
900 only if -fsanitize=address is enabled (not -fsanitize=kernel-address).
901 * doc/invoke.texi (-fsanitize=kernel-address):
902 Don't say that it enables -fsanitize-address-use-after-scope.
904 2016-12-08 Bin Cheng <bin.cheng@arm.com>
907 * tree-vect-loop-manip.c (create_intersect_range_checks_index): Check
908 sign bit for index step of data reference.
910 2016-12-08 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
912 * config/aarch64/aarch64.c (aarch64_load_symref_appropriately):
913 Handle SYMBOL_SMALL_TLSGD for ILP32.
914 * config/aarch64/aarch64.md : tlsgd_small modified into
915 tlsgd_small_<mode> to support SImode and DImode.
916 *tlsgd_small modified into *tlsgd_small_<mode> to support SImode and
919 2016-12-08 Andrew Pinski <apinski@cavium.com>
921 * config/aarch64/aarch64.c (aarch64_load_symref_appropriately):
922 Access the lower part of RTX appropriately.
924 2016-12-07 David Malcolm <dmalcolm@redhat.com>
926 * genpreds.c (write_tm_constrs_h): Update for renaming of
927 rtx_reader_ptr to md_reader_ptr.
928 (write_tm_preds_h): Likewise.
929 (write_insn_preds_c): Likewise.
930 * read-md.c (rtx_reader_ptr): Rename to...
931 (md_reader_ptr): ...this, and convert from an
932 rtx_reader * to a md_reader *.
933 (rtx_reader::set_md_ptr_loc): Rename to...
934 (md_reader::set_md_ptr_loc): ...this.
935 (rtx_reader::get_md_ptr_loc): Rename to...
936 (md_reader::get_md_ptr_loc): ...this.
937 (rtx_reader::copy_md_ptr_loc): Rename to...
938 (md_reader::copy_md_ptr_loc): ...this.
939 (rtx_reader::fprint_md_ptr_loc): Rename to...
940 (md_reader::fprint_md_ptr_loc): ...this.
941 (rtx_reader::print_md_ptr_loc): Rename to...
942 (md_reader::print_md_ptr_loc): ...this.
943 (rtx_reader::join_c_conditions): Rename to...
944 (md_reader::join_c_conditions): ...this.
945 (rtx_reader::fprint_c_condition): ...this.
946 (rtx_reader::print_c_condition): Rename to...
947 (md_reader::print_c_condition): ...this.
948 (fatal_with_file_and_line): Update for renaming of
949 rtx_reader_ptr to md_reader_ptr.
950 (rtx_reader::require_char): Rename to...
951 (md_reader::require_char): ...this.
952 (rtx_reader::require_char_ws): Rename to...
953 (md_reader::require_char_ws): ...this.
954 (rtx_reader::require_word_ws): Rename to...
955 (md_reader::require_word_ws): ...this.
956 (rtx_reader::read_char): Rename to...
957 (md_reader::read_char): ...this.
958 (rtx_reader::unread_char): Rename to...
959 (md_reader::unread_char): ...this.
960 (rtx_reader::peek_char): Rename to...
961 (md_reader::peek_char): ...this.
962 (rtx_reader::read_name): Rename to...
963 (md_reader::read_name): ...this.
964 (rtx_reader::read_escape): Rename to...
965 (md_reader::read_escape): ...this.
966 (rtx_reader::read_quoted_string): Rename to...
967 (md_reader::read_quoted_string): ...this.
968 (rtx_reader::read_braced_string): Rename to...
969 (md_reader::read_braced_string): ...this.
970 (rtx_reader::read_string): Rename to...
971 (md_reader::read_string): ...this.
972 (rtx_reader::read_skip_construct): Rename to...
973 (md_reader::read_skip_construct): ...this.
974 (rtx_reader::handle_constants): Rename to...
975 (md_reader::handle_constants): ...this.
976 (rtx_reader::traverse_md_constants): Rename to...
977 (md_reader::traverse_md_constants): ...this.
978 (rtx_reader::handle_enum): Rename to...
979 (md_reader::handle_enum): ...this.
980 (rtx_reader::lookup_enum_type): Rename to...
981 (md_reader::lookup_enum_type): ...this.
982 (rtx_reader::traverse_enum_types): Rename to...
983 (md_reader::traverse_enum_types): ...this.
984 (rtx_reader::rtx_reader): Rename to...
985 (md_reader::md_reader): ...this, and update for renaming of
986 rtx_reader_ptr to md_reader_ptr.
987 (rtx_reader::~rtx_reader): Rename to...
988 (md_reader::~md_reader): ...this, and update for renaming of
989 rtx_reader_ptr to md_reader_ptr.
990 (rtx_reader::handle_include): Rename to...
991 (md_reader::handle_include): ...this.
992 (rtx_reader::handle_file): Rename to...
993 (md_reader::handle_file): ...this.
994 (rtx_reader::handle_toplevel_file): Rename to...
995 (md_reader::handle_toplevel_file): ...this.
996 (rtx_reader::get_current_location): Rename to...
997 (md_reader::get_current_location): ...this.
998 (rtx_reader::add_include_path): Rename to...
999 (md_reader::add_include_path): ...this.
1000 (rtx_reader::read_md_files): Rename to...
1001 (md_reader::read_md_files): ...this.
1002 * read-md.h (class rtx_reader): Split into...
1003 (class md_reader): ...new class.
1004 (rtx_reader_ptr): Rename to...
1005 (md_reader_ptr): ...this, and convert to a md_reader *.
1006 (class noop_reader): Update base class to be md_reader.
1007 (class rtx_reader): Reintroduce as a subclass of md_reader.
1008 (rtx_reader_ptr): Reintroduce as a rtx_reader *.
1009 (read_char): Update for renaming of rtx_reader_ptr to
1011 (unread_char): Likewise.
1012 * read-rtl.c (rtx_reader_ptr): New global.
1013 (rtx_reader::apply_iterator_to_string): Rename to...
1014 (md_reader::apply_iterator_to_string): ...this.
1015 (rtx_reader::copy_rtx_for_iterators): Rename to...
1016 (md_reader::copy_rtx_for_iterators): ...this.
1017 (rtx_reader::read_conditions): Rename to...
1018 (md_reader::read_conditions): ...this.
1019 (rtx_reader::record_potential_iterator_use): Rename to...
1020 (md_reader::record_potential_iterator_use): ...this.
1021 (rtx_reader::read_mapping): Rename to...
1022 (md_reader::read_mapping): ...this.
1023 (rtx_reader::read_rtx): Use rtx_reader_ptr when calling
1025 (rtx_reader::read_rtx_operand): Use get_string_obstack rather
1026 than directly accessing m_string_obstack.
1027 (rtx_reader::rtx_reader): New ctor.
1028 (rtx_reader::~rtx_reader): New dtor.
1030 2016-12-07 Martin Sebor <msebor@redhat.com>
1036 * builtins.c (expand_builtin_strcat, expand_builtin_strncat): New
1038 (compute_dest_size, get_size_range, check_sizes, check_strncat_sizes)
1039 (check_memop_sizes): Same.
1040 (expand_builtin_memcpy): Call check memop_sizes.
1041 (expand_builtin_mempcpy): Same.
1042 (expand_builtin_memset): Same,
1043 (expand_builtin_bzero): Same.
1044 (expand_builtin_memory_chk): Call check_sizes.
1045 (expand_builtin_strcpy): Same.
1046 (expand_builtin_strncpy): Same.
1047 (maybe_emit_sprintf_chk_warning): Same.
1048 (expand_builtin): Handle strcat and strncat.
1049 (fini_object_sizes): Reset pointers.
1050 (compute_object_size): New function.
1051 * gimple-ssa-sprintf.c (pass_sprintf_length::handle_gimple_call):
1052 Avoid issuing warnings also issued during built-in expansion.
1053 * doc/invoke.texi (Warning Options): Document -Wstringop-overflow.
1055 2016-12-07 Michael Meissner <meissner@linux.vnet.ibm.com>
1058 * config/rs6000/rs6000.c (rs6000_expand_vector_init): If the
1059 V2DImode elements are SUBREG's convert the result into DImode
1060 rather than failing in emit_move_insn.
1062 2016-12-07 Jakub Jelinek <jakub@redhat.com>
1064 * builtins.c (fold_builtin_strstr): Removed.
1065 (fold_builtin_2): Don't call fold_builtin_strstr.
1066 * gimple-fold.c (gimple_fold_builtin_strchr): Check is_strrchr
1067 earlier in the strrchr (x, 0) -> strchr (x, 0) optimization.
1068 (gimple_fold_builtin_strstr): New function.
1069 (gimple_fold_builtin): Call it.
1070 * fold-const-call.c (fold_const_call): Handle CFN_BUILT_IN_STRSTR.
1073 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Set lhs
1074 var to lhs of new_stmt right before noreturn handling rather than to
1075 lhs of e->call_stmt early.
1077 2016-12-07 David Malcolm <dmalcolm@redhat.com>
1079 * read-md.c (rtx_reader::require_char): New method.
1080 (require_char_ws): Convert from function to...
1081 (rtx_reader::require_char_ws): ...method.
1082 (rtx_reader::require_word_ws): New method.
1083 * read-md.h (rtx_reader::require_char): New method decl.
1084 (require_char_ws): Remove global decl in favor of...
1085 (rtx_reader::require_char_ws): ...new method decl.
1086 (rtx_reader::require_word_ws): New method decl.
1087 (rtx_reader::peek_char): New method decl.
1089 2016-12-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
1091 PR rtl-optimization/78617
1092 * lra-remat.c (do_remat): Initialize live_hard_regs from live in
1093 registers, also setting hard registers mapped to pseudo registers.
1095 2016-12-07 David Malcolm <dmalcolm@redhat.com>
1097 * cfgexpand.c (pass_expand::execute): Move stack initializations
1098 to rtl_data::init_stack_alignment and call it.
1099 * emit-rtl.c (rtl_data::init_stack_alignment): New method.
1100 * emit-rtl.h (rtl_data::init_stack_alignment): New method.
1102 2016-12-07 Wilco Dijkstra <wdijkstr@arm.com>
1104 * gcc/ira.c (ira_setup_eliminable_regset): Initialize crtl->is_leaf.
1105 (ira): Move initialization of crtl->is_leaf earlier.
1107 2016-12-07 Wilco Dijkstra <wdijkstr@arm.com>
1109 * config/aarch64/aarch64.md (movti_aarch64): Change Ump to m.
1110 (movtf_aarch64): Likewise.
1111 * config/aarch64/aarch64.c (aarch64_classify_address):
1112 Use correct intersection of offsets.
1113 (aarch64_legitimize_address_displacement): Use 9-bit signed offsets.
1114 (aarch64_legitimize_address): Use 9-bit signed offsets for TI/TF mode.
1115 Use 7-bit signed scaled mode for modes > 16 bytes.
1117 2016-12-07 James Greenhalgh <james.greenhalgh@arm.com>
1119 PR rtl-optimization/78561
1120 * config/rs6000/rs6000.c (rs6000_reg_live_or_pic_offset_p) Use
1121 constant_pool_empty_p in place of get_pool_size_upper_bound.
1122 (rs6000_stack_info): Likewise.
1123 (rs6000_emit_prologue): Likewise.
1124 (rs6000_elf_declare_function_name): Likewise.
1125 (rs6000_set_up_by_prologue): Likewise.
1126 (rs6000_can_eliminate): Likewise.
1127 * output.h (get_pool_size_upper_bound): Delete.
1128 (constant_pool_empty_p): New.
1129 * varasm.c (get_pool_size_upper_bound): Delete
1130 (constant_pool_empty_p): New.
1132 2016-12-07 Bin Cheng <bin.cheng@arm.com>
1134 PR tree-optimization/78691
1135 * match.pd ((convert1 (minmax ((convert2 (x) c)))) -> minmax (x c)):
1136 Require integral type for the outer expression.
1138 2016-12-07 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
1140 * config/aarch64/aarch64.c
1141 (aarch64_builtin_support_vector_misalignment): New.
1142 (TARGET_VECTORIZE_SUPPORT_VECTOR_MISALIGNMENT): Define.
1144 2016-12-06 David Malcolm <dmalcolm@redhat.com>
1147 * config/i386/i386.c (ix86_test_dumping_memory_blockage):
1148 Conditionalize the string comparison on Pmode == DImode.
1150 2016-12-06 Tom de Vries <tom@codesourcery.com>
1152 PR tree-optimization/67955
1153 * tree-ssa-alias.c (same_addr_size_stores_p): New function.
1154 (stmt_kills_ref_p): Use it.
1156 2016-12-06 Eric Botcazou <ebotcazou@adacore.com>
1159 * calls.c (expand_call): Move back call to prepare_call_address.
1161 2016-12-06 Michael Meissner <meissner@linux.vnet.ibm.com>
1164 * config/rs6000/rs6000.md (zero_extendqi<mode>2): Use ^ instead of
1165 ?* constraints for the ISA 3.0 patterns, so the register allocator
1166 is more likely to allocate QImode/HImode to vector registers for
1167 conversion to floating point unless a reload is needed.
1168 (zero_extendhi<mode>2): Likewise.
1169 (float<QHI:mode><FP_ISA3:mode>2_internal): Properly deal with the
1170 first alternative which is converting QImode/HImode to floating
1171 point and the QImode/HImode value is in a vector register, and
1172 does not allocate the second pseudo register. Remove zero
1173 extending into traditional floating point registers, since the
1174 instruction used only works on traditional altivec registers.
1175 (floatuns<QHI:mode><FP_ISA3:mode>2_internal): Likewise.
1177 2016-12-06 David Malcolm <dmalcolm@redhat.com>
1179 * config/i386/i386.c: Include print-rtl.h.
1180 (selftest::ix86_test_dumping_memory_blockage): New function.
1181 (selftest::ix86_run_selftests): Call it.
1182 * print-rtl-function.c (print_rtx_function): Create an
1183 rtx_reuse_manager and use it.
1184 * print-rtl.c: Include "rtl-iter.h".
1185 (rtx_writer::rtx_writer): Add reuse_manager param.
1186 (rtx_reuse_manager::rtx_reuse_manager): New ctor.
1187 (uses_rtx_reuse_p): New function.
1188 (rtx_reuse_manager::preprocess): New function.
1189 (rtx_reuse_manager::has_reuse_id): New function.
1190 (rtx_reuse_manager::seen_def_p): New function.
1191 (rtx_reuse_manager::set_seen_def): New function.
1192 (rtx_writer::print_rtx): If "in_rtx" has a reuse ID, print it as a
1193 prefix the first time in_rtx is seen, and print reuse_rtx
1195 (print_inline_rtx): Supply NULL for new reuse_manager param.
1196 (debug_rtx): Likewise.
1197 (print_rtl): Likewise.
1198 (print_rtl_single): Likewise.
1199 (rtx_writer::print_rtl_single_with_indent): Likewise.
1200 * print-rtl.h: Include bitmap.h when building for host.
1201 (rtx_writer::rtx_writer): Add reuse_manager param.
1202 (rtx_writer::m_rtx_reuse_manager): New field.
1203 (class rtx_reuse_manager): New class.
1204 * rtl-tests.c (selftest::assert_rtl_dump_eq): Add reuse_manager
1205 param and use it when constructing rtx_writer.
1206 (selftest::test_dumping_rtx_reuse): New function.
1207 (selftest::rtl_tests_c_tests): Call it.
1208 * selftest-rtl.h (class rtx_reuse_manager): New forward decl.
1209 (selftest::assert_rtl_dump_eq): Add reuse_manager param.
1210 (ASSERT_RTL_DUMP_EQ): Supply NULL for reuse_manager param.
1211 (ASSERT_RTL_DUMP_EQ_WITH_REUSE): New macro.
1213 2016-12-06 Vladimir Makarov <vmakarov@redhat.com>
1216 * lra-lives.c (process_bb_lives): Update biggest mode for
1217 implicitly used hard reg.
1219 2016-12-06 Uros Bizjak <ubizjak@gmail.com>
1221 * config/i386/predicates.md (general_gr_operand): New predicate.
1222 * config/i386/i386.md (TImode and DImode push_operand splitter):
1223 Use general_gr_operand. Macroize using DWI mode macro.
1224 (TImode and DImode nonimmediate_operand splitter): Use
1225 nonimmediate_gr_operand and general_gr_operand. Macroize using
1227 (TF/XF/DFmode push_operand splitter): Use general_gr_operand.
1228 (TFmode nonimmediate_operand splitter): Use nonimmediate_gr_operand
1229 and general_gr_operand.
1230 (XFmode nonimmediate_operand splitter): Ditto.
1231 (DFmode nonimmediate_operand splitter): Ditto.
1232 * config/i386/mmx.md (MMXMODE nonimmediate_operand splitter): Ditto.
1234 2016-12-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1236 * config/arm/arm-cores.def (cortex-m23, cortex-m33): Move into
1237 alphabetical order with respect to other ARMv8 processors.
1238 * config/arm/arm-tables.opt: Regenerate.
1239 * config/arm/arm-tune.md: Likewise.
1241 2016-12-06 Robert Suchanek <robert.suchanek@imgtec.com>
1243 * config/mips/mips.c (mips_expand_builtin_insn): Check input
1244 ranges of literal integer arguments.
1246 2016-12-06 Aldy Hernandez <aldyh@redhat.com>
1249 * tree-ssa-uninit.c (simplify_preds_4): Call release() instead of
1250 destroy_predicate_vecs.
1251 (uninit_uses_cannot_happen): Make uninit_preds a scalar.
1253 2016-12-06 Aldy Hernandez <aldyh@redhat.com>
1256 * tree-ssa-uninit.c (can_one_predicate_be_invalidated_p): Change
1257 argument type to a pred_chain.
1258 (can_chain_union_be_invalidated_p): Use pred_chain instead of a
1260 (flatten_out_predicate_chains): Remove.
1261 (uninit_uses_cannot_happen): Rename from
1262 uninit_ops_invalidate_phi_use.
1263 Change logic so that we are checking that the PHI use will
1264 invalidate _ALL_ possibly uninitialized operands.
1265 (is_use_properly_guarded): Rename call to
1266 uninit_ops_invalidate_phi_use into uninit_uses_cannot_happen.
1268 2016-12-06 Tamar Christina <tamar.christina@arm.com>
1270 * gcc/config/aarch64/arm_neon.h
1271 (vreinterpretq_p8_p128, vreinterpretq_p16_p128): Added.
1272 (vreinterpret_p64_p16, vreinterpretq_p64_p128): Likewise.
1273 (vreinterpretq_p64_p16, vreinterpretq_p128_p8): Likewise.
1274 (vreinterpretq_p128_p16, vreinterpretq_p128_f16): Likewise.
1275 (vreinterpretq_p128_f32, vreinterpretq_p128_p64): Likewise.
1276 (vreinterpretq_p128_s64, vreinterpretq_p128_u64): Likewise.
1277 (vreinterpretq_p128_s8, vreinterpretq_p128_s16): Likewise.
1278 (vreinterpretq_p128_s32, vreinterpretq_p128_u8): Likewise.
1279 (vreinterpretq_p128_u16, vreinterpretq_p128_u32): Likewise.
1280 (vreinterpretq_f16_p128, vreinterpretq_f32_p128): Likewise.
1281 (vreinterpretq_s64_p128, vreinterpretq_u64_p128): Likewise.
1282 (vreinterpretq_s8_p128, vreinterpretq_s16_p128): Likewise.
1283 (vreinterpretq_s32_p128, vreinterpretq_u8_p128): Likewise.
1284 (vreinterpretq_u16_p128, vreinterpretq_u32_p128): Likewise.
1286 2016-12-06 Jakub Jelinek <jakub@redhat.com>
1289 * fold-const.c (fold_comparison): Assume CONSTANT_CLASS_P (base0)
1290 plus offset is non-zero. For maybe_nonzero_address decl base0,
1291 require indirect_base0.
1294 * fold-const-call.c (fold_const_call_1): Remove memchr handling here.
1295 (fold_const_call) <case CFN_BUILT_IN_STRNCMP,
1296 case CFN_BUILT_IN_STRNCASECMP>: Formatting improvements.
1297 (fold_const_call) <case CFN_BUILT_IN_MEMCMP>: Likewise. If s2 is 0
1298 and arguments have no side-effects, return 0.
1299 (fold_const_call): Handle CFN_BUILT_IN_MEMCHR.
1302 * fold-const-call.c (fold_const_call): Handle
1303 CFN_BUILT_IN_{INDEX,STRCHR,RINDEX,STRRCHR}.
1305 PR tree-optimization/78675
1306 * tree-vect-loop.c (vectorizable_live_operation): For
1307 VECTOR_BOOLEAN_TYPE_P vectype use integral type with bitsize precision
1308 instead of TREE_TYPE (vectype) for the BIT_FIELD_REF.
1310 2016-12-06 Eric Botcazou <ebotcazou@adacore.com>
1313 * emit-rtl.c (verify_rtx_sharing) <CLOBBER>: Relax condition.
1314 (copy_rtx_if_shared_1) <CLOBBER>: Likewise.
1315 (copy_insn_1) <CLOBBER>: Likewise.
1317 2016-12-05 Michael Meissner <meissner@linux.vnet.ibm.com>
1320 * config/rs6000/rs6000.h (FUNCTION_VALUE_REGNO_P): Use IN_RANGE
1321 instead of ((N) >= (X) && (N) <= (Y-X)) to silence warnings about
1322 comparing signed to unsigned values.
1323 (FUNCTION_ARG_REGNO_P): Likewise.
1325 2016-12-05 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1326 Stefan Freudenberger <stefan@reservoir.com>
1328 PR tree-optimization/78646
1329 * gimple-ssa-strength-reduction.c (replace_ref): The pointer
1330 addition used for the memory base expression should have the type
1333 2016-12-05 Waldemar Brodkorb <wbx@openadk.org>
1336 * config.gcc (*-*-uclinux*): Enable posix threads.
1338 2016-12-05 Andrew Senkevich <andrew.senkevich@intel.com>
1340 * config/i386/avx512bwintrin.h: Add new k-mask intrinsics.
1341 * config/i386/avx512dqintrin.h: Ditto.
1342 * config/i386/avx512fintrin.h: Ditto.
1343 * config/i386/i386-builtin-types.def (UCHAR_FTYPE_UQI_UQI_PUCHAR,
1344 UCHAR_FTYPE_UHI_UHI_PUCHAR, UCHAR_FTYPE_USI_USI_PUCHAR,
1345 UCHAR_FTYPE_UDI_UDI_PUCHAR, UCHAR_FTYPE_UQI_UQI, UCHAR_FTYPE_UHI_UHI,
1346 UCHAR_FTYPE_USI_USI, UCHAR_FTYPE_UDI_UDI, UQI_FTYPE_UQI_INT,
1347 UHI_FTYPE_UHI_INT, USI_FTYPE_USI_INT, UDI_FTYPE_UDI_INT,
1348 UQI_FTYPE_UQI, USI_FTYPE_USI, UDI_FTYPE_UDI, UQI_FTYPE_UQI_UQI): New
1350 * config/i386/i386-builtin.def (__builtin_ia32_knotqi,
1351 __builtin_ia32_knotsi, __builtin_ia32_knotdi,
1352 __builtin_ia32_korqi, __builtin_ia32_korsi, __builtin_ia32_kordi,
1353 __builtin_ia32_kxnorqi, __builtin_ia32_kxnorsi,
1354 __builtin_ia32_kxnordi, __builtin_ia32_kxorqi, __builtin_ia32_kxorsi,
1355 __builtin_ia32_kxordi, __builtin_ia32_kandqi,
1356 __builtin_ia32_kandsi, __builtin_ia32_kanddi, __builtin_ia32_kandnqi,
1357 __builtin_ia32_kandnsi, __builtin_ia32_kandndi): New.
1358 * config/i386/i386.c (ix86_expand_args_builtin): Handle new types.
1360 2016-12-05 Segher Boessenkool <segher@kernel.crashing.org>
1362 * combine.c: Revert r243162.
1364 2016-12-05 Paolo Bonzini <bonzini@gnu.org>
1366 * match.pd: Simplify X ? C : 0 where C is a power of 2 and
1367 X tests a single bit.
1369 2016-12-05 Nathan Sidwell <nathan@acm.org>
1371 * diagnostic.c (diagnostic_check_max_errors): New, broken out of ...
1372 (diagnostic_action_after_output): ... here.
1373 (diagnostic_report_diagnostic): Call it for non-notes.
1374 * diagnostic.h (struct diagnostic_context): Make max_errors signed int.
1375 (diagnostic_check_max_errors): Declare.
1377 2016-12-05 Cupertino Miranda <cmiranda@synopsys.com>
1379 * config/arc/arc.h (STARTFILE_SPEC): Use default linux specs.
1380 (ENDFILE_SPEC): Likewise.
1382 2016-12-05 Claudiu Zissulescu <claziss@synopsys.com>
1384 * config/arc/arc-protos.h (insn_is_tls_gd_dispatch): Remove.
1385 * config/arc/arc.c (arc_unspec_offset): New function.
1386 (arc_finalize_pic): Change.
1387 (arc_emit_call_tls_get_addr): Likewise.
1388 (arc_legitimize_tls_address): Likewise.
1389 (arc_legitimize_pic_address): Likewise.
1390 (insn_is_tls_gd_dispatch): Remove.
1391 * config/arc/arc.h (INSN_REFERENCES_ARE_DELAYED): Change.
1392 * config/arc/arc.md (ls_gd_load): Remove unused pattern.
1393 (tls_gd_dispatch): Likewise.
1395 2016-12-05 Andre Vieira <andre.simoesdiasvieira@arm.com>
1397 * config/arm/arm.c (TARGET_ASM_INIT_SECTIONS): Fix wrong undef
1400 2016-12-05 Eric Botcazou <ebotcazou@adacore.com>
1402 * config/sparc/sparc-protos.h (sparc_splitdi_legitimate): Rename to...
1403 (sparc_split_reg_mem_legitimate): ...this.
1404 (sparc_split_reg_mem): Declare.
1405 (sparc_split_mem_reg): Likewise.
1406 (sparc_split_regreg_legitimate): Rename to...
1407 (sparc_split_reg_reg_legitimate): ...this.
1408 * config/sparc/sparc.c (sparc_splitdi_legitimate): Rename to...
1409 (sparc_split_reg_mem_legitimate): ...this.
1410 (sparc_split_reg_mem): New function.
1411 (sparc_split_mem_reg): Likewise.
1412 (sparc_split_regreg_legitimate): Rename to...
1413 (sparc_split_reg_reg_legitimate): ...this.
1414 (sparc_split_reg_reg): New function.
1415 * config/sparc/sparc.md (lra): Remove "none" value.
1416 (enabled): Adjust to above change.
1417 (*movdi_insn_sp32): Remove new (r,T) alternative and reorder others.
1418 (DImode splitters): Adjust to above renamings and use new functions.
1419 (*movdf_insn_sp32): Remove new (r,T) alternative and reorder others.
1420 (DFmode splitters): Adjust to above renamings and use new functions.
1421 (*mov<VM64:mode>_insn_sp64): Replace C with Z constraint and use W
1422 constraint in conjunction with e.
1423 (*mov<VM64:mode>_insn_sp32): Remove new (r,T) alternative, add (o,Y)
1424 alternative and reorder others.
1425 (VM64:mode splitters): Adjust to above renamings and use new functions.
1427 2016-12-04 Martin Sebor <msebor@redhat.com>
1430 * builtin-attrs.def (ATTR_ALLOC_SIZE, ATTR_RETURNS_NONNULL): New
1431 identifier tree nodes.
1432 (ATTR_ALLOCA_SIZE_1_NOTHROW_LEAF_LIST): New attribute list.
1433 (ATTR_MALLOC_SIZE_1_NOTHROW_LIST): Same.
1434 (ATTR_MALLOC_SIZE_1_NOTHROW_LEAF_LIST): Same.
1435 (ATTR_MALLOC_SIZE_1_2_NOTHROW_LEAF_LIST): Same.
1436 (ATTR_ALLOC_SIZE_2_NOTHROW_LEAF_LIST): Same.
1437 * builtins.def (aligned_alloc, calloc, malloc, realloc):
1438 Add attribute alloc_size.
1439 (alloca): Add attribute alloc_size and returns_nonnull.
1441 2016-12-04 Uros Bizjak <ubizjak@gmail.com>
1444 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Handle NEG.
1445 (dimode_scalar_chain::compute_convert_gain): Ditto.
1446 (dimode_scalar_chain::convert_insn): Ditto.
1448 2016-12-03 Eric Botcazou <ebotcazou@adacore.com>
1450 * lra-constraints.c (emit_spill_move): Use gen_lowpart_SUBREG in all
1451 cases to build a lowpart SUBREG.
1453 2016-12-03 Eric Botcazou <ebotcazou@adacore.com>
1454 David S. Miller <davem@davemloft.net>
1456 * config/sparc/constraints.md (U): Adjust comment.
1457 * config/sparc/sparc.md (lra): New attribute.
1458 (enabled): For base instructions, if the lra attribute is set,
1459 return 1 if it is in keeping with TARGET_LRA.
1460 (*movdi_insn_sp32): Add lra attribute for alternatives mentioning U
1461 constraint and duplicate them with U replaced by r.
1462 (*movdf_insn_sp32): Likewise.
1463 (*mov<VM64:mode>_insn_sp32): Likewise.
1464 (*movtf_insn_sp32): Remove alternatives mentioning U constraint.
1466 2016-12-02 Jeff Law <law@redhat.com>
1468 * config/arm/arm.c (arm_handle_cmse_nonsecure_call): Remove unused
1469 variable main_variant.
1471 2016-12-02 Michael Meissner <meissner@linux.vnet.ibm.com>
1473 * config.gcc (powerpc*-*-linux*): Set gnu-indirect-function by
1474 default on PowerPC linux systems.
1476 2016-12-02 Segher Boessenkool <segher@kernel.crashing.org>
1478 PR rtl-optimization/78638
1479 * simplify-rtx.c (simplify_truncation): M2 is not mode, it is
1480 GET_MODE (op). Fix this.
1482 2016-12-02 David Malcolm <dmalcolm@redhat.com>
1485 * selftest.c (selftest::assert_strndup_eq): Rename to...
1486 (selftest::assert_xstrndup_eq): ...this, and remove call to
1488 (selftest::test_strndup): Rename to...
1489 (selftest::test_xstrndup): ...this, updating for above renaming.
1490 (selftest::test_libiberty): Update for renaming.
1492 2016-12-02 Michael Meissner <meissner@linux.vnet.ibm.com>
1495 * config/rs6000/rs6000.md (movdi_internal64): Fix typo in
1496 subversion id 242679 that causes the wrong store instruction to be
1497 generated if a DImode is in an Altivec register using REG+REG
1500 2016-12-02 Uros Bizjak <ubizjak@gmail.com>
1503 * config/i386/i386.md (*andndi3_doubleword): Add non-BMI alternative
1504 and corresponding post-reload splitter.
1506 2016-12-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1508 * config/aarch64/aarch64.h (machine_function): Add
1509 reg_is_wrapped_separately field.
1510 * config/aarch64/aarch64.md (LAST_SAVED_REGNUM): Define new constant.
1511 * config/aarch64/aarch64.c (emit_set_insn): Change return type to
1513 (aarch64_save_callee_saves): Don't save registers that are wrapped
1515 (aarch64_restore_callee_saves): Don't restore registers that are
1517 (offset_9bit_signed_unscaled_p, offset_12bit_unsigned_scaled_p,
1518 aarch64_offset_7bit_signed_scaled_p): Move earlier in the file.
1519 (aarch64_get_separate_components): New function.
1520 (aarch64_get_next_set_bit): Likewise.
1521 (aarch64_components_for_bb): Likewise.
1522 (aarch64_disqualify_components): Likewise.
1523 (aarch64_emit_prologue_components): Likewise.
1524 (aarch64_emit_epilogue_components): Likewise.
1525 (aarch64_set_handled_components): Likewise.
1526 (aarch64_process_components): Likewise.
1527 (TARGET_SHRINK_WRAP_GET_SEPARATE_COMPONENTS,
1528 TARGET_SHRINK_WRAP_COMPONENTS_FOR_BB,
1529 TARGET_SHRINK_WRAP_DISQUALIFY_COMPONENTS,
1530 TARGET_SHRINK_WRAP_EMIT_PROLOGUE_COMPONENTS,
1531 TARGET_SHRINK_WRAP_EMIT_EPILOGUE_COMPONENTS,
1532 TARGET_SHRINK_WRAP_SET_HANDLED_COMPONENTS): Define.
1534 2016-12-02 Martin Jambor <mjambor@suse.cz>
1536 * passes.def: Move pass_rebuild_cgraph_edges to the end of
1537 pass_build_ssa_passes.
1539 2016-12-02 Uros Bizjak <ubizjak@gmail.com>
1541 * config/alpha/alpha.md (exception_receiver): Copy
1542 alpha_gp_ave_rtx return value.
1544 2016-12-02 Tadek Kijkowski <tkijkowski@gmail.com>
1546 * Makefile.in (PREPROCESSOR_DEFINES): Add a level of indirection
1547 for several include directories that may be relative to sysroot.
1548 * config/i386/x-mingw32 (gplus_includedir): Define.
1549 (gplus_tool_includedir, gplus_backward_include_dir): Likewise.
1550 (native_system_includedir): Likewise.
1551 * config/i386/mingw32.h (STANDARD_STARTFILE_PREFIX_1): Do not
1552 override if TARGET_SYSTEM_ROOT is defined.
1553 (NATIVE_SYSTEM_HEADER_DIR): Likewise.
1555 2016-12-02 Jakub Jelinek <jakub@redhat.com>
1558 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Handle NOT.
1559 (dimode_scalar_chain::compute_convert_gain): Likewise.
1560 (dimode_scalar_chain::convert_insn): Likewise.
1561 * config/i386/i386.md (*one_cmpldi2_doubleword): New
1562 define_insn_and_split.
1563 (one_cmpl<mode>2): Use SWIM1248x iterator instead of SWIM.
1566 * rtl.c (copy_rtx): Don't clear used flag here.
1567 (shallow_copy_rtx_stat): Clear used flag here unless code the rtx
1569 * simplify-rtx.c (simplify_replace_fn_rtx): When copying rtx with
1570 'E' in format, copy all vectors.
1571 * emit-rtl.c (copy_insn_1): Don't clear used flag here.
1572 * valtrack.c (cleanup_auto_inc_dec): Likewise.
1573 * config/rs6000/rs6000.c (rs6000_frame_related): Likewise.
1575 2016-12-02 Andre Vieira <andre.simoesdiasvieira@arm.com>
1576 Thomas Preud'homme <thomas.preudhomme@arm.com>
1578 * config/arm/arm-builtins.c (arm_builtins): Define
1579 ARM_BUILTIN_CMSE_NONSECURE_CALLER.
1580 (bdesc_2arg): Add line for cmse_nonsecure_caller.
1581 (arm_init_builtins): Handle cmse_nonsecure_caller.
1582 (arm_expand_builtin): Likewise.
1583 * config/arm/arm_cmse.h (cmse_nonsecure_caller): New.
1585 2016-12-02 Andre Vieira <andre.simoesdiasvieira@arm.com>
1586 Thomas Preud'homme <thomas.preudhomme@arm.com>
1588 * config/arm/arm.c (detect_cmse_nonsecure_call): New.
1589 (cmse_nonsecure_call_clear_caller_saved): New.
1590 (arm_reorg): Use cmse_nonsecure_call_clear_caller_saved.
1591 (arm_function_ok_for_sibcall): Disable sibcalls for
1592 cmse_nonsecure_call.
1593 * config/arm/arm-protos.h (detect_cmse_nonsecure_call): New.
1594 * config/arm/arm.md (call): Handle cmse_nonsecure_entry.
1595 (call_value): Likewise.
1596 (nonsecure_call_internal): New.
1597 (nonsecure_call_value_internal): New.
1598 * config/arm/thumb1.md (*nonsecure_call_reg_thumb1_v5): New.
1599 (*nonsecure_call_value_reg_thumb1_v5): New.
1600 * config/arm/thumb2.md (*nonsecure_call_reg_thumb2): New.
1601 (*nonsecure_call_value_reg_thumb2): New.
1602 * config/arm/unspecs.md (UNSPEC_NONSECURE_MEM): New.
1604 2016-12-02 Andre Vieira <andre.simoesdiasvieira@arm.com>
1605 Thomas Preud'homme <thomas.preudhomme@arm.com>
1607 * config/arm/arm.c (gimplify.h): New include.
1608 (arm_handle_cmse_nonsecure_call): New.
1609 (arm_attribute_table): Added cmse_nonsecure_call.
1610 (arm_comp_type_attributes): Deny compatibility of function types
1611 with without the cmse_nonsecure_call attribute.
1612 * doc/extend.texi (ARM ARMv8-M Security Extensions): New attribute.
1614 2016-12-02 Andre Vieira <andre.simoesdiasvieira@arm.com>
1615 Thomas Preud'homme <thomas.preudhomme@arm.com>
1617 * config/arm/arm.c (output_return_instruction): Clear
1619 (thumb2_expand_return): Likewise.
1620 (thumb1_expand_epilogue): Likewise.
1621 (thumb_exit): Likewise.
1622 (arm_expand_epilogue): Likewise.
1623 (cmse_nonsecure_entry_clear_before_return): New.
1624 (comp_not_to_clear_mask_str_un): New.
1625 (compute_not_to_clear_mask): New.
1626 * config/arm/thumb1.md (*epilogue_insns): Change length attribute.
1627 * config/arm/thumb2.md (*thumb2_return): Disable for
1628 cmse_nonsecure_entry functions.
1629 (*thumb2_cmse_entry_return): Duplicate thumb2_return pattern for
1630 cmse_nonsecure_entry functions.
1632 2016-12-02 Andre Vieira <andre.simoesdiasvieira@arm.com>
1633 Thomas Preud'homme <thomas.preudhomme@arm.com>
1635 * config/arm/arm.c (use_return_insn): Change to return with bxns
1636 when cmse_nonsecure_entry.
1637 (output_return_instruction): Likewise.
1638 (arm_output_function_prologue): Likewise.
1639 (thumb_pop): Likewise.
1640 (thumb_exit): Likewise.
1641 (thumb2_expand_return): Assert that entry functions always have simple
1643 (arm_expand_epilogue): Handle entry functions.
1644 (arm_function_ok_for_sibcall): Disable sibcall for entry functions.
1645 (arm_asm_declare_function_name): New.
1646 * config/arm/arm-protos.h (arm_asm_declare_function_name): New.
1647 * config/arm/elf.h (ASM_DECLARE_FUNCTION_NAME): Redefine to
1648 use arm_asm_declare_function_name.
1650 2016-12-02 Andre Vieira <andre.simoesdiasvieira@arm.com>
1651 Thomas Preud'homme <thomas.preudhomme@arm.com>
1653 * config/arm/arm.c (arm_handle_cmse_nonsecure_entry): New.
1654 (arm_attribute_table): Added cmse_nonsecure_entry
1655 (arm_compute_func_type): Handle cmse_nonsecure_entry.
1656 (cmse_func_args_or_return_in_stack): New.
1657 (arm_handle_cmse_nonsecure_entry): New.
1658 * config/arm/arm.h (ARM_FT_CMSE_ENTRY): New macro define.
1659 (IS_CMSE_ENTRY): Likewise.
1660 * doc/extend.texi (ARM ARMv8-M Security Extensions): New attribute.
1662 2016-12-02 Andre Vieira <andre.simoesdiasvieira@arm.com>
1663 Thomas Preud'homme <thomas.preudhomme@arm.com>
1665 * config.gcc (extra_headers): Added arm_cmse.h.
1666 * config/arm/arm-arches.def (ARM_ARCH):
1667 (armv8-m): Add FL2_CMSE.
1668 (armv8-m.main): Likewise.
1669 (armv8-m.main+dsp): Likewise.
1670 * config/arm/arm-c.c
1671 (arm_cpu_builtins): Added __ARM_FEATURE_CMSE macro.
1672 * config/arm/arm-flags.h: Define FL2_CMSE.
1673 * config/arm.c (arm_arch_cmse): New.
1674 (arm_option_override): New error for unsupported cmse target.
1675 * config/arm/arm.h (arm_arch_cmse): New.
1676 * config/arm/arm.opt (mcmse): New.
1677 * config/arm/arm_cmse.h: New file.
1678 * doc/invoke.texi (ARM Options): Add -mcmse.
1679 * doc/sourcebuild.texi (arm_cmse_ok): Add new effective target.
1680 * doc/extend.texi: Add ARMv8-M Security Extensions entry.
1682 2016-12-02 Georg-Johann Lay <avr@gjlay.de>
1684 * config/avr/avr.c: Fix coding rule glitches.
1686 2016-12-02 Martin Jambor <mjambor@suse.cz>
1688 * hsa.c (hsa_callable_function_p): Return false for artificial
1691 2016-12-02 James Greenhalgh <james.greenhalgh@arm.com>
1693 PR rtl-optimization/78561
1694 * varasm.c (recompute_pool_offsets): New.
1695 (output_constant_pool): Call it.
1697 2016-12-02 James Greenhalgh <james.greenhalgh@arm.com>
1699 PR rtl-optimization/78561
1700 * config/rs6000/rs6000.c (rs6000_reg_live_or_pic_offset_p) Rename
1701 get_pool_size to get_pool_size_upper_bound.
1702 (rs6000_stack_info): Likewise.
1703 (rs6000_emit_prologue): Likewise.
1704 (rs6000_elf_declare_function_name): Likewise.
1705 (rs6000_set_up_by_prologue): Likewise.
1706 (rs6000_can_eliminate): Likewise, reformat spaces to tabs.
1707 * output.h (get_pool_size): Rename to...
1708 (get_pool_size_upper_bound): ...This.
1709 * varasm.c (get_pool_size): Rename to...
1710 (get_pool_size_upper_bound): ...This.
1712 2016-12-02 Bin Cheng <bin.cheng@arm.com>
1714 * match.pd: Add new pattern:
1715 (cond (cmp (convert? x) c1) (op x c2) c3) -> (op (minmax x c1) c2).
1717 2016-12-02 Nathan Sidwell <nathan@acm.org>
1719 * diagnostic.c (diagnostic_report_diagnostic): Remove extraneous
1722 2016-12-02 Aldy Hernandez <aldyh@redhat.com>
1725 * gimple-ssa-warn-alloca.c (alloca_call_type): Handle
1728 2016-12-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1730 * config/s390/s390.c (s390_save_gprs_to_fprs): Fix RTL sharing
1733 2016-12-02 Georg-Johann Lay <avr@gjlay.de>
1735 * config/avr/avr-arch.h (avr_mcu_t) [n_flash]: Remove field.
1736 * config/avr/avr-devices.c (AVR_MCU): Remove N_FLASH macro argument.
1737 * config/avr/avr-mcus.def (AVR_MCU): Remove initializer for n_flash.
1738 * config/avr/avr.c (avr_set_core_architecture) [avr_n_flash]: Use
1739 avr_mcu_types.flash_size to compute default value.
1740 * config/avr/gen-avr-mmcu-specs.c (print_mcu) [cc1_n_flash]: Use
1741 mcu->flash_size to compute value for spec.
1743 2016-12-02 Georg-Johann Lay <avr@gjlay.de>
1745 * doc/invoke.texi (AVR Options) [-mabsdata]: Point to absdata.
1746 * doc/extend.texi (AVR Variable Attributes) [progmem]: Hint
1747 about linker description to avoid progmem altogether.
1748 [absdata]: Point to -mabsdata option.
1750 2016-12-02 Jakub Jelinek <jakub@redhat.com>
1752 PR rtl-optimization/78547
1753 * emit-rtl.c (unshare_all_rtl): Make sure DECL_RTL and
1754 DECL_INCOMING_RTL is not shared.
1755 * config/i386/i386.c (convert_scalars_to_vectors): If any
1756 insns have been converted, adjust all parameter's DEC_RTL and
1757 DECL_INCOMING_RTL back from V1TImode to TImode if the parameters have
1760 PR rtl-optimization/78575
1761 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses): Use
1762 DF infrastructure to wrap all V1TImode reg uses into TImode subreg
1763 if not already wrapped in a subreg. Make sure df_insn_rescan does not
1764 affect further iterations.
1766 2016-12-02 Martin Liska <mliska@suse.cz>
1769 * sreal.c (sreal::to_int): Make absolute value before shifting.
1770 (sreal::operator/): Likewise.
1771 (sreal_verify_negative_division): New test.
1772 (void sreal_c_tests): Call the new test.
1773 * sreal.h (sreal::normalize_up): Use new SREAL_ABS and
1775 (sreal::normalize_down): Likewise.
1777 2016-12-02 Dominik Vogt <vogt@linux.vnet.ibm.com>
1779 * combine.c (combine_simplify_rtx): Suppress replacement of
1780 "(and (reg) (const_int bit))" with "if_then_else".
1782 2016-12-02 Dominik Vogt <vogt@linux.vnet.ibm.com>
1785 * config/s390/s390.md ("extzv")
1786 ("*extzv<mode><clobbercc_or_nocc>")
1787 ("*extzvdi<clobbercc_or_nocc>_lshiftrt")
1788 ("*<risbg_n>_ior_and_sr_ze")
1789 ("*extract1bitdi<clobbercc_or_nocc>")
1790 ("*insv<mode><clobbercc_or_nocc>", "*insv_rnsbg_noshift")
1791 ("*insv_rnsbg_srl", "*insv<mode>_mem_reg")
1792 ("*insvdi_mem_reghigh", "*insvdi_reg_imm"): Use EXTRACT_ARGS_IN_RANGE
1793 to validate the arguments of zero_extract and sign_extract.
1795 2016-12-02 Dominik Vogt <vogt@linux.vnet.ibm.com>
1798 * rtl.h (EXTRACT_ARGS_IN_RANGE): New.
1800 2016-12-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1802 * gcc/config/s390/s390.c (s390_builtin_vectorization_cost): New
1804 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Define target
1807 2016-12-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1809 * config/s390/vector.md (vec_halfhalf): New mode iterator.
1810 ("vec_pack_trunc_<mode>", "vec_pack_ssat_<mode>")
1811 ("vec_pack_usat_<mode>", "vec_unpacks_hi_v16qi")
1812 ("vec_unpacks_low_v16qi", "vec_unpacku_hi_v16qi")
1813 ("vec_unpacku_low_v16qi", "vec_unpacks_hi_v8hi")
1814 ("vec_unpacks_lo_v8hi", "vec_unpacku_hi_v8hi")
1815 ("vec_unpacku_lo_v8hi", "vec_unpacks_hi_v4si")
1816 ("vec_unpacks_lo_v4si", "vec_unpacku_hi_v4si")
1817 ("vec_unpacku_lo_v4si"): New pattern definitions.
1818 * config/s390/vx-builtins.md: Move VI_HW_HSD mode iterator to
1821 2016-12-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1823 * config/s390/s390-protos.h (s390_reverse_condition): New
1825 * config/s390/s390.c (s390_canonicalize_comparison): Fold compares
1827 (s390_reverse_condition): New function.
1828 * config/s390/s390.h (REVERSE_CC_MODE, REVERSE_CONDITION): Define
1831 2016-12-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1833 * config/s390/s390-modes.def (CCVEQANY, CCVH, CCVHANY, CCVHU)
1834 (CCVHUANY): Remove modes.
1835 (CCVIH, CCVIHU, CCVIALL, CCVIANY, CCVFALL, CCVFANY): Add modes and
1837 * config/s390/s390.c (s390_match_ccmode_set): Rename cc modes.
1838 (s390_expand_vec_compare_scalar): Pick one of the cc consumer
1840 (s390_branch_condition_mask): Adjust to use the new cc consumer
1841 modes. The new modes allow for proper reversal in the middle-end.
1842 (s390_expand_vec_compare_cc): Determine the proper cc producer and
1843 consumer modes for a comparison.
1844 * config/s390/s390.md: Rename CCVH to CCVIH and CCVHU to CCVIHU
1845 throughout the file.
1846 * config/s390/vx-builtins.md: Likewise.
1848 2016-12-02 Maxim Ostapenko <m.ostapenko@samsung.com>
1850 * asan.c (asan_global_struct): Refactor.
1851 (create_odr_indicator): New function.
1852 (asan_needs_odr_indicator_p): Likewise.
1853 (is_odr_indicator): Likewise.
1854 (asan_add_global): Introduce odr_indicator_ptr. Pass it into global's
1856 (asan_protect_global): Do not protect odr indicators.
1858 2016-12-01 Jeff Law <law@redhat.com>
1860 * tree-ssa-threadedge.c
1861 (record_temporary_equivalences_from_stmts_at_dest): Avoid temporary
1862 propagation of operands if there are no operands.
1864 2016-12-02 Jakub Jelinek <jakub@redhat.com>
1866 PR tree-optimization/78586
1867 * gimple-ssa-sprintf.c (format_integer): Don't handle NOP_EXPR,
1868 CONVERT_EXPR or COMPONENT_REF here. Formatting fix. For
1869 SSA_NAME_DEF_STMT with NOP_EXPR only change argtype if the rhs1's
1870 type is INTEGER_TYPE or POINTER_TYPE.
1872 2016-12-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
1875 * config/rs6000/vsx.md (vextuhlx): Revise mode of operand 2.
1876 (vextuhrx): Likewise.
1877 (vextuwlx): Likewise.
1878 (vextuwrx): Likewise.
1880 2016-12-01 David Malcolm <dmalcolm@redhat.com>
1882 * dwarf2out.c (dwarf2out_c_finalize): Reset early_dwarf and
1883 early_dwarf_finished.
1885 2016-12-01 Eric Botcazou <ebotcazou@adacore.com>
1886 David S. Miller <davem@davemloft.net>
1888 * config/sparc/sparc.opt (mlra): New target option.
1889 * config/sparc/sparc.c (TARGET_LRA_P): Define to...
1890 (sparc_lra_p): ...this. New function.
1891 (D_MODES, DF_MODES): Add missing cast.
1892 * config/sparc/sparc.md (*movsi_lo_sum, *movsi_high): Do not
1893 provide these insns when flag_pic.
1894 (sethi_di_medlow, losum_di_medlow, seth44, setm44, setl44, sethh,
1895 setlm, sethm, setlo, embmedany_sethi, embmedany_losum,
1896 embmedany_brsum, embmedany_textuhi, embmedany_texthi,
1897 embmedany_textulo, embmedany_textlo): Likewise.
1898 (sethi_di_medlow_embmedany_pic): Provide it only with flag_pic.
1900 2016-12-01 David Edelsohn <dje.gcc@gmail.com>
1904 * dbxout.c (dbxout_type_fields): Skip TEMPLATE_DECLs.
1906 2016-12-01 Richard Biener <rguenther@suse.de>
1907 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1909 * vec.h (vec<T, A, vl_embed>::quick_grow_cleared): Guard call to
1910 memset if len-oldlen != 0.
1911 (vec<T, va_heap, vl_ptr>::safe_grow_cleared): Likewise.
1913 2016-12-01 Uros Bizjak <ubizjak@gmail.com>
1915 * config/i386/i386.md (*andndi3_doubleword): Depend on TARGET_SSE2.
1917 2016-12-01 Georg-Johann Lay <avr@gjlay.de>
1919 * config/avr/avr.c: Fix coding rule glitches.
1921 2016-12-01 Markus Trippelsdorf <markus@trippelsdorf.de>
1923 PR tree-optimization/78598
1924 * tree-ssa-loop-prefetch.c (ddown): Cast to signed to avoid
1927 2016-12-01 Markus Trippelsdorf <markus@trippelsdorf.de>
1929 PR rtl-optimization/78596
1930 * combine.c (simplify_comparison): Cast to unsigned to avoid
1931 left shifting of negative value.
1933 2016-12-01 Matthias Klose <doko@ubuntu.com>
1935 * doc/install.texi: Don't use pkg-config to check for bdw-gc.
1937 2016-12-01 Richard Biener <rguenther@suse.de>
1939 * tree-ssa-alias.c (indirect_refs_may_alias_p): Do not
1940 treat arrays with same type as objects that cannot overlap.
1942 2016-12-01 Georg-Johann Lay <avr@gjlay.de>
1944 * config/avr/avr.c (avr_print_operand): Use SYMBOL_REF_P if possible.
1945 (avr_handle_addr_attribute, avr_asm_output_aligned_decl_common)
1946 (avr_asm_asm_output_aligned_bss, avr_addr_space_convert): Dito.
1948 2016-12-01 Jakub Jelinek <jakub@redhat.com>
1951 * dwarf2out.c (loc_descr_plus_const): For negative offset use
1952 uint_loc_descriptor instead of int_loc_descriptor and perform negation
1953 in unsigned HOST_WIDE_INT type.
1954 (scompare_loc_descriptor): Shift UINTVAL left instead of INTVAL.
1957 * config/rs6000/rs6000.c (rs6000_frame_related): Call
1958 set_used_flags (pat) before any simplifications. Clear used flag on
1959 PARALLEL copy. Don't guard add_reg_note call. Call
1960 copy_rtx_if_shared on pat before storing it into
1961 REG_FRAME_RELATED_EXPR.
1963 2016-12-01 Alan Modra <amodra@gmail.com>
1965 * gcc/config/rs6000/rs6000.c (insn_is_swappable_p): Properly
1966 look inside UNSPEC_VSX_XXSPLTW vec.
1968 2016-12-01 Segher Boessenkool <segher@kernel.crashing.org>
1970 PR rtl-optimization/78607
1971 * combine.c (try_combine): Emit a barrier after a unconditional trap.
1973 2016-11-30 Michael Meissner <meissner@linux.vnet.ibm.com>
1976 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): If the
1977 element is not a constant or in a register, force it to a
1981 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Force value
1982 that will be set to a vector element to be in a register.
1983 * config/rs6000/vsx.md (vsx_set_<mode>_p9): Fix thinko that used
1984 the wrong multiplier to convert the element number to a byte
1987 2016-11-30 Vladimir Makarov <vmakarov@redhat.com>
1989 PR tree-optimization/77856
1990 * lra-constraints.c (inherit_in_ebb): Check original regno for
1991 invalid invariant regs too. Set only clobbered hard regs for the
1992 invalid invariant regs.
1994 2016-11-30 Pitchumani Sivanupandi <pitchumani.sivanupandi@microchip.com>
1996 Commit files forgotten in r242966.
1998 * config/avr/avr-arch.h (avr_mcu_t) [flash_size]: New member.
1999 * config/avr/avr-devices.c (avr_mcu_types): Add flash size info.
2000 * config/avr/gen-avr-mmcu-specs.c (print_mcu): Remove hard-coded
2001 prefix check to find wrap-around value, instead use MCU flash size.
2002 For 8k flash devices, update link_pmem_wrap spec string to
2003 add --pmem-wrap-around=8k.
2004 * config/avr/specs.h (LINK_RELAX_SPEC): Move link_pmem_wrap from
2006 (LINK_SPEC): ...to here.
2008 2016-11-30 David Malcolm <dmalcolm@redhat.com>
2011 * selftest.c (selftest::assert_strndup_eq): New function.
2012 (selftest::test_strndup): New function.
2013 (selftest::test_libiberty): New function.
2014 (selftest::selftest_c_tests): Call test_libiberty.
2016 2016-11-30 Segher Boessenkool <segher@kernel.crashing.org>
2018 PR rtl-optimization/78610
2019 * ira.c (combine_and_move_insns): Don't substitute into TRAP_IF
2022 2016-11-30 Bin Cheng <bin.cheng@arm.com>
2024 PR tree-optimization/78574
2025 * tree-ssa-loop-ivopts.c (find_deriving_biv_for_expr): Skip loop
2026 header PHI that doesn't define biv.
2028 2016-11-30 Jakub Jelinek <jakub@redhat.com>
2030 * emit-rtl.c (verify_insn_sharing): Call verify_rtx_sharing instead of
2033 * config/i386/i386.c (dimode_scalar_chain::convert_op): Avoid
2034 sharing the SUBREG rtx between move and following insn.
2036 * ira.c (ira_update_equiv_info_by_shuffle_insn): Use copy_rtx
2037 for REG_EQUIV argument.
2039 2016-11-30 Thomas Preud'homme <thomas.preudhomme@arm.com>
2041 * config/arm/t-rmprofile: Add mappings for Cortex-M23 and Cortex-M33.
2043 2016-11-30 Markus Trippelsdorf <markus@trippelsdorf.de>
2046 * real.c (real_hash): Add cast to avoid left
2047 shifting of negative values.
2049 2016-11-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2052 * config/aarch64/aarch64.md (add<mode>3): Extract inner expression
2053 from a subreg in operands[1] and don't call REGNO on a non-reg
2054 expression when deciding to force operands[2] into a reg.
2056 2016-11-30 Claudiu Zissulescu <claziss@synopsys.com>
2057 Andrew Burgess <andrew.burgess@embecosm.com>
2059 * config/arc/arc-protos.h (arc_store_addr_hazard_p): Declare.
2060 * config/arc/arc.c (arc_store_addr_hazard_p): New function.
2061 (workaround_arc_anomaly): Call arc_store_addr_hazard_p for ARC700.
2062 * config/arc/arc700.md: Add define_bypass for store/load.
2064 2016-11-30 Martin Liska <mliska@suse.cz>
2066 * cgraph.c (symbol_table::initialize): Initialize
2067 ipa_clones_dump_file.
2068 (cgraph_node::remove): Report to ipa_clones_dump_file.
2069 * cgraph.h: Add new argument (suffix) to cloning methods.
2070 * cgraphclones.c (dump_callgraph_transformation): New function.
2071 (cgraph_node::create_clone): New argument.
2072 (cgraph_node::create_virtual_clone): Likewise.
2073 (cgraph_node::create_version_clone): Likewise.
2074 * dumpfile.c: Add .ipa-clones dump file.
2075 * dumpfile.h (enum tree_dump_index): Add TDI_clones
2076 * ipa-inline-transform.c (clone_inlined_nodes): Report operation
2077 to dump_callgraph_transformation.
2079 2016-11-30 Martin Liska <mliska@suse.cz>
2082 * asan.c (asan_expand_mark_ifn): Properly
2083 select a VAR_DECL from FRAME.* component reference.
2085 2016-11-30 Segher Boessenkool <segher@kernel.crashing.org>
2087 PR rtl-optimization/78583
2088 * simplify-rtx.c (simplify_truncation): Add check missing from the
2091 2016-11-30 Segher Boessenkool <segher@kernel.crashing.org>
2093 PR rtl-optimization/78590
2094 * combine.c (change_zero_ext): Transform zero_extend of subregs only
2095 if the subreg_reg is a scalar integer mode.
2097 2016-11-30 Jakub Jelinek <jakub@redhat.com>
2099 PR tree-optimization/78586
2100 * gimple-ssa-sprintf.c (format_integer): Use TYPE_MAX_VALUE or
2101 TYPE_MIN_VALUE or build_all_ones_cst instead of folding LSHIFT_EXPR.
2102 Don't build_int_cst min/max twice. Formatting fix.
2104 2016-11-30 Markus Trippelsdorf <markus@trippelsdorf.de>
2106 PR rtl-optimization/78588
2107 * combine.c (if_then_else_cond): Also guard against BLKmode.
2108 * rtlanal.c (num_sign_bit_copies1): Add assert.
2110 2016-11-29 Jeff Law <law@redhat.com>
2112 * common/config/arc/arc-common.c (arc_handle_option): Remove unused
2115 * lra-constraints.c (check_and_process_move): Constrain the
2116 range of DCLASS and SCLASS to avoid false positive out of bounds
2117 array index warning.
2119 2016-11-29 David Malcolm <dmalcolm@redhat.com>
2121 * doc/install.texi (--with-target-bdw-gc): Remove stray '@'.
2123 2016-11-29 David Malcolm <dmalcolm@redhat.com>
2125 PR preprocessor/78569
2126 * input.c (get_substring_ranges_for_loc): Fail gracefully if
2127 line directives were present.
2129 2016-11-30 Matthias Klose <doko@ubuntu.com>
2131 * doc/install.texi: Document configure options --enable-objc-gc
2132 and --with-target-bdw-gc.
2134 2016-11-29 Michael Meissner <meissner@linux.vnet.ibm.com>
2137 * config/rs6000/rs6000.md (mov<mode>_internal, QHI iterator): Add
2138 'x' to stxsi<wd>x print pattern, so that QImode and HImode values
2139 residing in traditional altivec registers can be stored
2142 2016-11-29 Max Filippov <jcmvbkbc@gmail.com>
2145 * config/xtensa/xtensa.c (hwloop_optimize): Don't emit zero
2146 overhead loop start between a call and its CALL_ARG_LOCATION
2149 2016-11-29 Waldemar Brodkorb <wbx@openadk.org>
2151 * config/bfin/linux.h (CPP_SPEC): Define.
2153 2016-11-29 Martin Sebor <msebor@redhat.com>
2155 PR tree-optimization/78512
2156 * config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Remove.
2157 * config/rs6000/linux.h: Same.
2158 * config/rs6000/linux64.h: Same.
2159 * config/sol2.h: Same.
2160 * config/sol2.c (solaris_printf_pointer_format): Remove.
2161 * doc/tm.texi.in (TARGET_PRINTF_POINTER_FORMAT): Remove.
2162 * doc/tm.texi: Regenerate.
2163 * gimple-ssa-sprintf.c (format_pointer): Rempove.
2164 (pass_sprintf_length::compute_format_length): Return bool.
2165 (pass_sprintf_length::handle_gimple_call): Adjust.
2166 * target.def (printf_pointer_format): Remove.
2167 * targhooks.c (default_printf_pointer_format): Remove.
2168 (linux_printf_pointer_format): Same.
2169 * targhooks.h (default_printf_pointer_format): Remove.
2170 (linux_printf_pointer_format, solaris_printf_pointer_format): Same.
2172 2016-11-29 Uros Bizjak <ubizjak@gmail.com>
2174 * config/i386/sse.md (UNSPEC_MASKOP): Move from i386.md.
2176 (SWI1248_AVX512BWDQ): Ditto.
2177 (SWI1248_AVX512BW): Ditto.
2178 (k<any_logic:code><mode>): Ditto.
2179 (kandn<mode>): Ditto.
2180 (kxnor<mode>): Ditto.
2181 (knot<mode>): Ditto.
2182 (*k<any_lshift:code><mode>): Ditto.
2183 (kortestzhi, kortestchi): Ditto.
2184 (kunpckhi, kunpcksi, kunpckdi): Ditto.
2186 2016-11-29 Andrew Pinski <apinski@cavium.com>
2188 * tree-vrp.c (simplify_stmt_using_ranges): Use boolean_type_node
2191 2016-11-29 Chen Gang <gang.chen.5i5j@gmail.com>
2194 * config/tilegx/tilegx.c (tilegx_function_profiler): Save r10
2195 to stack before call mcount.
2196 (tilegx_can_use_return_insn_p): Clean up code.
2198 2016-11-29 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
2200 * config/avr/avr-mcu.def: (avr_mcu_types): Add flash size info.
2202 2016-11-29 David Malcolm <dmalcolm@redhat.com>
2208 * spellcheck.c (selftest::test_find_closest_string): Verify that
2209 we don't offer the goal string as a suggestion.
2210 * spellcheck.h (best_match::get_best_meaningful_candidate): Don't
2211 offer the goal string as a suggestion.
2214 2016-11-29 Claudiu Zissulescu <claziss@synopsys.com>
2216 * config/arc/arc.c (arc_override_options): Avoid selection of
2217 compact casesi for ARCv2.
2219 2016-11-29 Richard Biener <rguenther@suse.de>
2221 * tree-cfg.c (lower_phi_internal_fn): Do not look for further
2222 PHIs after a regular stmt.
2223 (stmt_starts_bb_p): PHIs not preceeded by a PHI or a label
2226 2016-11-29 Martin Liska <mliska@suse.cz>
2228 PR gcov-profile/78582
2229 * tree-profile.c (gimple_gen_time_profiler): Make one extra BB
2230 to prevent PHI argument clash.
2232 2016-11-29 Claudiu Zissulescu <claziss@synopsys.com>
2234 * config/arc/arc.opt (marclinux): Fix typo.
2235 (marclinux_prof): Likewise.
2237 2016-11-29 Jiong Wang <jiong.wang@arm.com>
2239 * target.def (stack_protect_runtime_enabled_p): New.
2240 * function.c (expand_function_end): Guard stack_protect_epilogue with
2241 targetm.stack_protect_runtime_enabled_p.
2242 * cfgexpand.c (pass_expand::execute): Likewise.
2243 * calls.c (expand_call): Likewise.
2244 * doc/tm.texi.in (TARGET_STACK_PROTECT_RUNTIME_ENABLED_P): Add it.
2245 * doc/tm.texi: Regenerate.
2247 2016-11-29 Richard Biener <rguenther@suse.de>
2250 * match.pd: Add CST1 - (CST2 - A) -> CST3 + A missing case.
2252 2016-11-29 Janus Weil <janus@gcc.gnu.org>
2254 * doc/contrib.texi: Add a few missing gfortran contributors.
2256 2016-11-29 Segher Boessenkool <segher@kernel.crashing.org>
2258 * combine.c (change_zero_ext): Also handle extends from a subreg
2259 to a mode bigger than that of the operand of the subreg.
2261 2016-11-29 Segher Boessenkool <segher@kernel.crashing.org>
2264 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Emit the
2265 stack_restore_tie insn instead of stack_tie, for the SVR4 and
2267 * config/rs6000/rs6000.md (stack_restore_tie): New define_insn.
2269 2016-11-28 Segher Boessenkool <segher@kernel.crashing.org>
2271 * shrink-wrap.c (init_separate_shrink_wrap): Do not clear
2272 head_components and tail_components.
2273 (spread_components): New algorithm.
2274 (emit_common_tails_for_components): Clear head_components and
2276 (insert_prologue_epilogue_for_components): Write extra output to the
2277 dump file for sibcalls and abnormal exits.
2279 2016-11-28 Segher Boessenkool <segher@kernel.crashing.org>
2281 PR rtl-optimization/78342
2282 * combine.c: Include "cfghooks.h".
2283 (try_combine): If we create an unconditional trap, break the basic
2284 block in two just after it, and remove the edge between; also, set
2285 the *new_direct_jump_p flag so that cleanup_cfg is run.
2287 2016-11-28 Segher Boessenkool <segher@kernel.crashing.org>
2289 * simplify-rtx.c (simplify_truncation): Handle truncate of zero_extract
2292 2016-11-28 Uros Bizjak <ubizjak@gmail.com>
2294 * config/i386/i386.md (*and<mode>_1): Merge insn pattern from
2295 *andsi_1 and *andhi_1 using SWI24 mode iterator. Use multi-line
2296 output template string.
2297 (*anddi_1): Use multi-line output template string.
2300 2016-11-28 Jakub Jelinek <jakub@redhat.com>
2303 * rtl.h (remove_reg_equal_equiv_notes): Return bool instead of void.
2304 * rtlanal.c (remove_reg_equal_equiv_notes): Return true if any
2305 note has been removed.
2306 * postreload.c (reload_combine_recognize_pattern): If
2307 remove_reg_equal_equiv_notes returns true, call df_notes_rescan.
2309 2016-11-28 Martin Sebor <msebor@redhat.com>
2312 * gimple-ssa-sprintf.c (target_max_value): Remove.
2313 (target_int_max, target_size_max): Use TYPE_MAX_VALUE.
2314 (get_width_and_precision): New function.
2315 (format_integer, format_floating, get_string_length, format_string):
2316 Correct handling of width and precision with unknown value.
2317 (format_directive): Add warning.
2318 (pass_sprintf_length::compute_format_length): Allow for precision
2319 to consist of a sole period with no asterisk or digits after it.
2321 2016-11-28 Jakub Jelinek <jakub@redhat.com>
2323 PR rtl-optimization/78546
2324 * simplify-rtx.c (neg_const_int): When negating most negative
2325 number in mode wider than HOST_BITS_PER_WIDE_INT, use
2326 simplify_const_unary_operation to produce CONST_DOUBLE or
2328 (simplify_plus_minus): Handle the case where neg_const_int
2329 doesn't return a CONST_INT.
2331 2016-11-28 Markus Trippelsdorf <markus@trippelsdorf.de>
2334 * config/rs6000/rs6000.c (vspltis_constant): Add casts to avoid
2335 left shifting of negative values.
2337 2016-11-28 Jakub Jelinek <jakub@redhat.com>
2340 * tree-nested.c (convert_local_reference_stmt): After adding
2341 shared (FRAME.NN) clause to omp parallel, task or target,
2342 add it also to all outer omp parallel, task or target constructs.
2344 2016-11-28 Uros Bizjak <ubizjak@gmail.com>
2346 * config/i386/i386.md (UNSPEC_KMASKOP): New.
2347 (UNSPEC_KMOV): Remove.
2348 (kmovw): Expand to plain HImode move.
2349 (k<any_logic:code><mode>): Rename from *k<logic><mode>. Use
2350 register_operand predicates. Tag pattern with UNSPEC_KMASKOP.
2351 Remove corresponding clobber-removing splitter.
2352 (*anddi_1): Remove mask register alternatives.
2356 (*<any_or:code><mode>_1): Ditto.
2357 (*<any_or:code>qi_1): Ditto.
2358 (kandn<mode>): Use SWI1248_AVX512BW mode iterator. Remove
2359 general register alternatives. Tag pattern with UNSPEC_KMASKOP.
2360 Remove corresponding splitter to operation with general registers.
2361 (*andn<SWI38:mode>): Rename from *bmi_andn_<mode>.
2362 (*andn<SWI12:mode>): New pattern.
2363 (*kxnor<mode>): Remove general register alternatives. Tag pattern
2364 with UNSPEC_KMASKOP. Remove corresponding splitter to operation
2365 with general registers.
2366 (knot<mode>): New insn pattern.
2367 (*one_cmpl<mode>2_1): Remove mask register alternatives.
2368 (one_cmplqi2_1): Ditto.
2369 (*k<any_lshift:code><mode>): Rename from *k<mshift><mode>3.
2370 Tag pattern with UNSPEC_KMASKOP. Add mode attribute.
2371 * config/i386/predicates.md (mask_reg_operand): Remove predicate.
2372 * config/i386/sse.md (vec_unpacks_hi_hi): Update pattern
2373 to generate kmaskop shift.
2374 (vec_unpacks_hi_<mode>): Ditto.
2375 * config/i386/i386-builtin.def (__builtin_ia32_kandhi):
2376 Use CODE_FOR_kandhi.
2377 (__builtin_ia32_knothi): Use CODE_FOR_knothi.
2378 (__builtin_ia32_korhi): Use CODE_FOR_kiorhi.
2379 (__builtin_ia32_kxorhi): Use CODE_FOR_kxorhi.
2381 2016-11-28 Richard Biener <rguenther@suse.de>
2383 * tree-vrp.c (vrp_visit_assignment_or_call): Handle simplifications
2384 to SSA names via extract_range_from_ssa_name if allowed.
2386 2016-11-28 Richard Biener <rguenther@suse.de>
2388 PR tree-optimization/78542
2389 * tree-ssa-ccp.c (evaluate_stmt): Only valueize simplification
2392 2016-11-28 Paolo Bonzini <bonzini@gnu.org>
2394 * combine.c (simplify_if_then_else): Simplify IF_THEN_ELSE that
2395 isolates a single bit, even if the condition involves subregs.
2397 2016-11-28 Tamar Christina <tamar.christina@arm.com>
2399 * config/aarch64/aarch64-simd-builtins.def
2400 (BSL_P): Added di and v2di mode.
2401 * config/aarch64/arm_neon.h
2402 (vsriq_n_p64, vsri_n_p64): Added poly type.
2403 (vextq_p64, vext_p64): Likewise.
2404 (vceq_p64, vbslq_p64, vbsl_p64): Likewise.
2406 2016-11-28 Tamar Christina <tamar.christina@arm.com>
2408 * config/aarch64/aarch64-builtins.c (TYPES_SETREGP): Added poly type.
2409 (TYPES_GETREGP): Likewise.
2410 (TYPES_SHIFTINSERTP): Likewise.
2411 (TYPES_COMBINEP): Likewise.
2412 (TYPES_STORE1P): Likewise.
2413 * config/aarch64/aarch64-simd-builtins.def
2414 (combine): Added poly generator.
2415 (get_dregoi): Likewise.
2416 (get_dregci): Likewise.
2417 (get_dregxi): Likewise.
2421 * config/aarch64/arm_neon.h
2422 (poly64x1x2_t, poly64x1x3_t): New.
2423 (poly64x1x4_t, poly64x2x2_t): Likewise.
2424 (poly64x2x3_t, poly64x2x4_t): Likewise.
2425 (poly64x1_t): Likewise.
2426 (vcreate_p64, vcombine_p64): Likewise.
2427 (vdup_n_p64, vdupq_n_p64): Likewise.
2428 (vld2_p64, vld2q_p64): Likewise.
2429 (vld3_p64, vld3q_p64): Likewise.
2430 (vld4_p64, vld4q_p64): Likewise.
2431 (vld2_dup_p64, vld3_dup_p64): Likewise.
2432 (vld4_dup_p64, vsli_n_p64): Likewise.
2433 (vsliq_n_p64, vst1_p64): Likewise.
2434 (vst1q_p64, vst2_p64): Likewise.
2435 (vst3_p64, vst4_p64): Likewise.
2436 (__aarch64_vdup_lane_p64, __aarch64_vdup_laneq_p64): Likewise.
2437 (__aarch64_vdupq_lane_p64, __aarch64_vdupq_laneq_p64): Likewise.
2438 (vget_lane_p64, vgetq_lane_p64): Likewise.
2439 (vreinterpret_p8_p64, vreinterpretq_p8_p64): Likewise.
2440 (vreinterpret_p16_p64, vreinterpretq_p16_p64): Likewise.
2441 (vreinterpret_p64_f16, vreinterpret_p64_f64): Likewise.
2442 (vreinterpret_p64_s8, vreinterpret_p64_s16): Likewise.
2443 (vreinterpret_p64_s32, vreinterpret_p64_s64): Likewise.
2444 (vreinterpret_p64_f32, vreinterpret_p64_u8): Likewise.
2445 (vreinterpret_p64_u16, vreinterpret_p64_u32): Likewise.
2446 (vreinterpret_p64_u64, vreinterpret_p64_p8): Likewise.
2447 (vreinterpretq_p64_f64, vreinterpretq_p64_s8): Likewise.
2448 (vreinterpretq_p64_s16, vreinterpretq_p64_s32): Likewise.
2449 (vreinterpretq_p64_s64, vreinterpretq_p64_f16): Likewise.
2450 (vreinterpretq_p64_f32, vreinterpretq_p64_u8): Likewise.
2451 (vreinterpretq_p64_u16, vreinterpretq_p64_u32): Likewise.
2452 (vreinterpretq_p64_u64, vreinterpretq_p64_p8): Likewise.
2453 (vreinterpret_f16_p64, vreinterpretq_f16_p64): Likewise.
2454 (vreinterpret_f32_p64, vreinterpretq_f32_p64): Likewise.
2455 (vreinterpret_f64_p64, vreinterpretq_f64_p64): Likewise.
2456 (vreinterpret_s64_p64, vreinterpretq_s64_p64): Likewise.
2457 (vreinterpret_u64_p64, vreinterpretq_u64_p64): Likewise.
2458 (vreinterpret_s8_p64, vreinterpretq_s8_p64): Likewise.
2459 (vreinterpret_s16_p64, vreinterpret_s32_p64): Likewise.
2460 (vreinterpretq_s32_p64, vreinterpret_u8_p64): Likewise.
2461 (vreinterpret_u16_p64, vreinterpretq_u16_p64): Likewise.
2462 (vreinterpret_u32_p64, vreinterpretq_u32_p64): Likewise.
2463 (vset_lane_p64, vsetq_lane_p64): Likewise.
2464 (vget_low_p64, vget_high_p64): Likewise.
2465 (vcombine_p64, vst2_lane_p64): Likewise.
2466 (vst3_lane_p64, vst4_lane_p64): Likewise.
2467 (vst2q_lane_p64, vst3q_lane_p64): Likewise.
2468 (vst4q_lane_p64, vget_lane_p64): Likewise.
2469 (vget_laneq_p64, vset_lane_p64): Likewise.
2470 (vset_laneq_p64, vcopy_lane_p64): Likewise.
2471 (vcopy_laneq_p64, vdup_n_p64): Likewise.
2472 (vdupq_n_p64, vdup_lane_p64): Likewise.
2473 (vdup_laneq_p64, vld1_p64): Likewise.
2474 (vld1q_p64, vld1_dup_p64): Likewise.
2475 (vld1q_dup_p64, vld1q_dup_p64): Likewise.
2476 (vmov_n_p64, vmovq_n_p64): Likewise.
2477 (vst3q_p64, vst4q_p64): Likewise.
2478 (vld1_lane_p64, vld1q_lane_p64): Likewise.
2479 (vst1_lane_p64, vst1q_lane_p64): Likewise.
2480 (vcopy_laneq_p64, vcopyq_laneq_p64): Likewise.
2481 (vdupq_laneq_p64): Likewise.
2483 2016-11-28 Tamar Christina <tamar.christina@arm.com>
2485 * config/arm/arm_neon.h (vget_lane_p64): New.
2487 2016-11-28 Iain Sandoe <iain@codesourcery.com>
2490 * configure.ac (with_ld64): Use portable method to extract the
2491 major part of the version number.
2492 * configure: Regenerated.
2494 2016-11-28 Jakub Jelinek <jakub@redhat.com>
2496 * gimple-ssa-sprintf.c (build_intmax_type_nodes): Look at
2497 UINTMAX_TYPE rather than SIZE_TYPE. Add gcc_unreachable if
2498 intmax_t couldn't be determined.
2499 (format_integer): Make {,u}intmax_type_node no longer static,
2500 initialize them only when needed. For z and t use
2501 signed_or_unsigned_type_for instead of assuming size_t and
2502 ptrdiff_t have the same precision.
2505 * ipa-icf.h (sem_item_optimizer): Add m_classes_vec member.
2506 * ipa-icf.c (sem_item_optimizer::sem_item_optimizer): Initialize it.
2507 (sem_item_optimizer::~sem_item_optimizer): Traverse m_classes_vec
2508 vector instead of traversing m_classes hash table. Release
2510 (sem_item_optimizer::read_section, sem_item_optimizer::add_class):
2512 (sem_item_optimizer::get_group_by_hash): When inserting a new group,
2513 add it also to m_classes_vec vector.
2514 (sem_item_optimizer::remove_symtab_node,
2515 sem_item_optimizer::build_hash_based_classes,
2516 sem_item_optimizer::parse_nonsingleton_classes): Formatting fixes.
2517 (sem_item_optimizer::subdivide_classes_by_equality,
2518 sem_item_optimizer::subdivide_classes_by_sensitive_refs,
2519 sem_item_optimizer::verify_classes): Traverse m_classes_vec vector
2520 instead of traversing m_classes hash table. Formatting fixes.
2521 (sem_item_optimizer::traverse_congruence_split,
2522 sem_item_optimizer::do_congruence_step_for_index,
2523 sem_item_optimizer::do_congruence_step): Formatting fixes.
2524 (sem_item_optimizer::process_cong_reduction): Traverse m_classes_vec
2525 vector instead of traversing m_classes hash table.
2526 (sem_item_optimizer::dump_cong_classes): Likewise. Formatting fixes.
2527 (sem_item_optimizer::merge_classes): Traverse m_classes_vec vector
2528 instead of traversing m_classes hash table.
2530 2016-11-28 Georg-Johann Lay <avr@gjlay.de>
2532 * config/avr/avr.c (out_movhi_r_mr) [REG_X + PLUS]: Only SBIW if
2533 X is not unused after.
2535 2016-11-28 Bernd Schmidt <bschmidt@redhat.com>
2537 PR rtl-optimization/78120
2538 * rtlanal.c (insn_rtx_cost): Revert previous change.
2540 2016-11-28 Georg-Johann Lay <avr@gjlay.de>
2543 * config/avr/avr.md (SPLIT34): New mode iterator.
2544 (bitop): New code iterator.
2545 (*iorhi3.ashift8-*). New insn-and-split patterns.
2546 (*movhi): Post-reload split reg = 0.
2547 [!MOVW]: Post-reload split reg = reg.
2548 (*mov<mode>) [SI,SF,PSI,SQ,USQ,SA,USA]: Post-reload split reg = reg.
2549 (andhi3, andpsi3, andsi3): Post-reload split reg-reg operations.
2550 (iorhi3, iorpsi3, iorsi3): Same.
2551 (xorhi3, xorpsi3, xorsi3): Same.
2552 * config/avr/avr.c (avr_rtx_costs_1) [IOR && HImode]: Adjust rtx
2553 costs to *iorhi3.ashift8-* patterns.
2555 2016-11-27 Iain Sandoe <iain@codesourcery.com>
2556 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2559 * config.in: Regenerate
2560 * config/darwin-driver.c (darwin_driver_init): Emit a version string
2562 * config/darwin.h(ASM_MMACOSX_VERSION_MIN_SPEC): New, new tests.
2563 * config/darwin.opt(asm_macosx_version_min): New.
2564 * config/i386/darwin.h: Handle ASM_MMACOSX_VERSION_MIN_SPEC.
2565 * configure: Regenerate
2566 * configure.ac: Check for mmacosx-version-min handling.
2568 2016-11-27 Iain Sandoe <iain@codesourcery.com>
2571 * config/i386/i386.c (ix86_code_end): Note that we emitted code
2572 where the function might otherwise appear empty for picbase thunks.
2573 (ix86_output_function_epilogue): If we find a zero-sized function
2574 assume that reaching it is UB and trap. If we find a trailing label
2576 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): If we
2577 find a zero-sized function assume that reaching it is UB and trap.
2578 If we find a trailing label, append a nop.
2580 2016-11-27 Iain Sandoe <iain@codesourcery.com>
2583 * config/darwin-sections.def (picbase_thunk_section): New.
2584 * config/darwin.c (darwin_init_sections): Set up picbase thunk
2585 section. (darwin_rodata_section, darwin_objc2_section,
2586 machopic_select_section, darwin_asm_declare_constant_name,
2587 darwin_emit_weak_or_comdat, darwin_function_section): Don’t use
2588 coalesced with newer linkers.
2589 (darwin_override_options): Decide on usage of coalesed sections
2590 on the basis of the target linker version.
2591 * config/darwin.h (MIN_LD64_NO_COAL_SECTS): New.
2592 * config/darwin.opt (mtarget-linker): New.
2593 * config/i386/i386.c (ix86_code_end): Do not force the thunks into
2594 a coalesced section, instead use a thunks section.
2596 2016-11-27 Iain Sandoe <iain@codesourcery.com>
2599 * configure.ac (with-ld64): New var, set for Darwin, set on
2600 detection of ld64, gcc_cv_ld64_export_dynamic: New, New test.
2601 * config/darwin.h: Use LD64_HAS_DYNAMIC export. DEF_LD64: New, define.
2602 * config/darwin10.h(DEF_LD64): Update for this target version.
2603 * config/darwin12.h(LINK_GCC_C_SEQUENCE_SPEC): Remove rdynamic test.
2604 (DEF_LD64): Update for this target version.
2605 * configure: Regenerated.
2606 * config.in: Regenerated.
2608 2016-11-27 Iain Sandoe <iain@codesourcery.com>
2611 * config/darwin.c (imachopic_indirection_name): Make data
2612 section indirections linker-visible.
2613 * config/darwin.h (ASM_GENERATE_INTERNAL_LABEL): Make local
2614 constant labels linker-visible.
2616 2016-11-26 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
2618 * tree.c (build_common_tree_nodes): Initialize ptrdiff_type_node.
2619 (free_lang_data): Remove assignment to ptrdiff_type_node.
2621 2016-11-25 Jakub Jelinek <jakub@redhat.com>
2623 PR rtl-optimization/78526
2624 * simplify-rtx.c (simplify_immed_subreg): Don't use wi::extract_uhwi
2625 beyond val's precision.
2627 PR rtl-optimization/78527
2628 * combine.c (make_compound_operation_int): Ignore LSHIFTRT with
2629 out of bounds shift count.
2631 2016-11-25 Martin Liska <mliska@suse.cz>
2634 * doc/invoke.texi (-fprofile-use): Fix reference to a section
2635 where -fprofile-generate is documented.
2637 2016-11-25 Martin Liska <mliska@suse.cz>
2639 PR gcov-profile/78086
2640 * coverage.c (build_init_ctor): Don't use priority {cd}tors if
2641 not supported by a target. Set priority to 100 if possible.
2642 (build_gcov_exit_decl): Likewise.
2644 2016-11-25 Richard Biener <rguenther@suse.de>
2647 * ipa-prop.c (compute_complex_assign_jump_func): Properly identify
2648 unary, binary and single RHSs.
2649 * tree.def (BIT_INSERT_EXPR): Adjust tree code name.
2651 2016-11-25 Bin Cheng <bin.cheng@arm.com>
2656 * match.pd ((cond (cmp (convert1? @1) @3) (convert2? @1) @2)): Use
2657 cmp directly, rather than cmp_code. Initialize code to ERROR_MARK
2658 and set it to result code if transformation is valid. Use code EQ
2659 directly in last simplification case.
2661 2016-11-25 Richard Biener <rguenther@suse.de>
2663 * gimple-fold.c (fold_stmt_1): Check may_propagate_copy
2664 before valueizing return stmts.
2666 2016-11-24 Richard Biener <rguenther@suse.de>
2668 PR tree-optimization/78343
2669 * passes.def: Add CD-DCE pass after loop splitting.
2670 * tree-ssa-dce.c (find_obviously_necessary_stmts): Move
2671 SCEV init/finalize ...
2672 (perform_tree_ssa_dce): ... here. Deal with being
2673 executed inside the loop pipeline in aggressive mode.
2675 2016-11-25 Thomas Preud'homme <thomas.preudhomme@arm.com>
2677 * tree-ssa-math-opts.c (struct symbolic_number): Improve comment.
2679 2016-11-25 Thomas Preud'homme <thomas.preudhomme@arm.com>
2681 PR tree-optimization/77673
2682 * tree-ssa-math-opts.c (struct symbolic_number): Add new src field.
2683 (init_symbolic_number): Initialize src field from src parameter.
2684 (perform_symbolic_merge): Select most dominated statement as the
2685 source statement. Set src field of resulting n structure from the
2686 input src with the lowest address.
2687 (find_bswap_or_nop): Rename source_stmt into ins_stmt.
2688 (bswap_replace): Rename src_stmt into ins_stmt. Initially get source
2689 of load from src field rather than insertion statement. Cancel
2690 optimization if statement analyzed is not dominated by the insertion
2692 (pass_optimize_bswap::execute): Rename src_stmt to ins_stmt. Compute
2693 dominance information.
2695 2016-11-25 Eric Botcazou <ebotcazou@adacore.com>
2698 * config/mips/mips.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define.
2700 2016-11-25 Martin Jambor <mjambor@suse.cz>
2702 PR tree-optimization/70965
2703 * passes.def (pass_build_ssa_passes): Add pass_rebuild_cgraph_edges.
2705 2016-11-24 James Greenahlgh <james.greenhalgh@arm.com>
2708 * config/i386/i386.c (i386_excess_precision): Do not return
2709 FLT_EVAL_METHOD_UNPREDICTABLE when "type" is
2710 EXCESS_PRECISION_TYPE_STANDARD.
2711 * target.def (excess_precision): Document that targets should
2712 not return FLT_EVAL_METHOD_UNPREDICTABLE when "type" is
2713 EXCESS_PRECISION_TYPE_STANDARD or EXCESS_PRECISION_TYPE_FAST.
2714 Fix typo in first sentence.
2715 * doc/tm.texi: Regenerate.
2717 2016-11-25 Richard Biener <rguenther@suse.de>
2719 PR tree-optimization/78396
2720 * tree-vectorizer.c (vectorize_loops): When the if-converted
2721 body contains masked loads or stores do not attempt to
2722 basic-block-vectorize it.
2724 2016-11-25 Richard Sandiford <richard.sandiford@arm.com>
2725 Alan Hayward <alan.hayward@arm.com>
2726 David Sherwood <david.sherwood@arm.com>
2728 * function.h (spill_slot_alignment): Declare.
2729 * function.c (spill_slot_alignment): New function.
2730 * lra-spills.c (slot): Add align and size fields.
2731 (assign_mem_slot): Use them in the call to assign_stack_local.
2732 (add_pseudo_to_slot): Update the fields.
2733 (assign_stack_slot_num_and_sort_pseudos): Initialise the fields.
2735 2016-11-25 Richard Sandiford <richard.sandiford@arm.com>
2736 Alan Hayward <alan.hayward@arm.com>
2737 David Sherwood <david.sherwood@arm.com>
2739 * stor-layout.c (layout_type): Allow the caller to set the mode of
2740 a float type. Only choose one here if the mode is still VOIDmode.
2741 * tree.c (build_common_tree_nodes): Set the type mode of decimal
2742 floats before calling layout_type.
2743 * config/rs6000/rs6000.c (rs6000_init_builtins): Likewise.
2745 2016-11-25 Richard Sandiford <richard.sandiford@arm.com>
2747 * tree-tailcall.c (find_tail_calls): Allow calls to reference
2748 local variables if all references are known to be direct.
2750 2016-11-25 Jakub Jelinek <jakub@redhat.com>
2751 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
2754 * tree-vrp.c (extract_range_basic): Check for ptrdiff_type_node to be
2755 non null and it's precision matches precision of lhs's type.
2757 2016-11-24 Martin Sebor <msebor@redhat.com>
2759 PR tree-optimization/78476
2760 * gimple-ssa-sprintf.c (struct pass_sprintf_length::call_info):
2762 (handle_gimple_call): Adjust signature.
2763 (try_substitute_return_value): Remove calls to bounded functions
2764 with zero buffer size whose result is known.
2765 (pass_sprintf_length::execute): Adjust call to handle_gimple_call.
2767 2016-11-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2769 * varasm.c (assemble_start_function): Wrap align_log definition in
2770 ASM_OUTPUT_MAX_SKIP_ALIGN.
2772 2016-11-24 Uros Bizjak <ubizjak@gmail.com>
2774 * config/i386/i386.md (wide AND insn to QImode splitter): Use
2775 explicit mode macros.
2776 (wide OR insn to QImode splitter): Ditto.
2778 2016-11-24 Vladimir Makarov <vmakarov@redhat.com>
2780 PR rtl-optimization/77541
2781 * lra-constraints.c (struct input_reload): Add field match_p.
2782 (get_reload_reg): Check modes of input reloads to generate unique
2783 value reload pseudo.
2784 (match_reload): Add input reload pseudo for the current insn.
2786 2016-11-24 James Greenhalgh <james.greenhalgh@arm.com>
2788 * config/aarch64/aarch64-c.c (aarch64_update_cpp_builtins): Update
2789 __FLT_EVAL_METHOD__ and __FLT_EVAL_METHOD_C99__ when we switch
2790 architecture levels.
2791 * config/aarch64/aarch64.c (aarch64_promoted_type): Only promote
2792 the aarch64_fp16_type_node, not all HFmode types.
2793 (aarch64_libgcc_floating_mode_supported_p): Support HFmode.
2794 (aarch64_scalar_mode_supported_p): Likewise.
2795 (aarch64_excess_precision): New.
2796 (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Define.
2797 (TARGET_SCALAR_MODE_SUPPORTED_P): Likewise.
2798 (TARGET_C_EXCESS_PRECISION): Likewise.
2800 2016-11-24 James Greenhalgh <james.greenhalgh@arm.com>
2802 * config/aarch64/aarch64-c.c (aarch64_scalar_mode_supported_p): New.
2803 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
2805 2016-11-24 James Greenhalgh <james.greenhalgh@arm.com>
2807 * config/aarch64/aarch64.md (<optab>sihf2): Convert to expand.
2808 (<optab>dihf2): Likewise.
2809 (aarch64_fp16_<optab><mode>hf2): New.
2811 2016-11-24 Alexander Monakov <amonakov@ispras.ru>
2814 * config/nvptx/mkoffload.c (main): Allow -fopenmp.
2816 2016-11-24 Eric Botcazou <ebotcazou@adacore.com>
2818 * common/config/sparc/sparc-common.c (sparc_option_optimization_table):
2819 Enable REE at -O2 and higher.
2820 * config/sparc/sparc.c (sparc_option_override): Disable it by default
2823 2016-11-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2827 * tree-ssa-ter.c (temp_expr_table): Add reg_vars_cnt field.
2828 (new_temp_expr_table): Initialise reg_vars_cnt.
2829 (free_temp_expr_table): Release reg_vars_cnt.
2830 (process_replaceable): Add reg_vars_cnt argument, set reg_vars_cnt
2832 (find_replaceable_in_bb): Use the above to record register variable
2833 write occurrences and cancel replacement across them.
2835 2016-11-24 Eric Botcazou <ebotcazou@adacore.com>
2837 PR rtl-optimization/78437
2838 * ree.c (get_uses): New function.
2839 (combine_reaching_defs): When a copy is needed, return false if any
2840 reaching use of the source register reads it in a mode larger than
2841 the mode it is set in and WORD_REGISTER_OPERATIONS is true.
2843 2016-11-24 Martin Liska <mliska@suse.cz>
2845 * gimple-pretty-print.c (dump_edge_probability): New function.
2846 (dump_gimple_switch): Dump label edge probabilities.
2847 (dump_gimple_cond): Likewise.
2848 (dump_gimple_label): Dump
2849 (dump_gimple_bb_header): Dump basic block frequency.
2850 (pp_cfg_jump): Replace e->dest argument with e.
2851 (dump_implicit_edges): Likewise.
2852 * tree-ssa-loop-ivopts.c (get_scaled_computation_cost_at):
2853 Use gimple_bb (at) instead of at->bb.
2855 2016-11-24 Bernd Schmidt <bschmidt@redhat.com>
2857 * common.opt (flimit-function-alignment): New.
2858 * doc/invoke.texi (-flimit-function-alignment): Document.
2859 * emit-rtl.h (struct rtl_data): Add max_insn_address field.
2860 * final.c (shorten_branches): Set it.
2861 * varasm.c (assemble_start_function): Limit alignment if
2864 2016-11-24 Richard Biener <rguenther@suse.de>
2866 PR tree-optimization/71595
2867 * cfgloopmanip.h (remove_path): Add irred_invalidated and
2868 loop_closed_ssa_invalidated parameters, defaulted to NULL.
2869 * cfgloopmanip.c (remove_path): Likewise, pass them along to
2870 called functions. Only fix irred flags if the caller didn't
2872 * tree-ssa-loop-ivcanon.c (unloop_loops): Use add_bb_to_loop.
2873 (unloop_loops): Pass irred_invalidated and loop_closed_ssa_invalidated
2876 2016-11-24 Bernd Schmidt <bschmidt@redhat.com>
2878 PR rtl-optimization/78120
2879 * ifcvt.c (noce_conversion_profitable_p): Check original cost in all
2880 cases, and additionally test against max_seq_cost for speed
2882 (noce_process_if_block): Compute an estimate for the original cost when
2883 optimizing for speed, using the minimum of then and else block costs.
2885 PR rtl-optimization/78120
2886 * rtlanal.c (insn_rtx_cost): Use set_rtx_cost.
2888 PR rtl-optimization/78120
2889 * config/i386/i386.c (ix86_rtx_costs): Fully handle SETs.
2891 2016-11-24 Bin Cheng <bin.cheng@arm.com>
2893 * match.pd: Refine type conversion in result expr for below pattern:
2894 (cond (cmp (convert1? x) c1) (convert2? x) c2) -> (minmax (x c)).
2896 2016-11-24 Eric Botcazou <ebotcazou@adacore.com>
2899 * tree.h (wi::fits_to_boolean_p): New predicate.
2900 (wi::fits_to_tree_p): Use it for boolean types.
2901 * tree.c (int_fits_type_p): Likewise.
2903 2016-11-24 Martin Liska <mliska@suse.cz>
2905 * print-tree.c (struct bucket): Remove.
2906 (print_node): Add new argument which drives whether a tree node
2907 is printed briefly or not.
2908 (debug_tree): Replace a custom hash table with hash_set<T>.
2909 * print-tree.h (print_node): Add the argument.
2911 2016-11-24 Chung-Lin Tang <cltang@codesourcery.com>
2913 * config/nios2/nios2.c (nios2_init_libfuncs): Add ATTRIBUTE_UNUSED.
2915 2016-11-23 Peter Bergner <bergner@vnet.ibm.com>
2918 * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Return MODE
2919 if it is at least NREGS wide.
2921 2016-11-23 Joseph Myers <joseph@codesourcery.com>
2923 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p): For
2924 TARGET_E500_DOUBLE. handle TDmode, TImode and PTImode the same as
2925 TFmode, IFmode and KFmode.
2927 2016-11-23 Joseph Myers <joseph@codesourcery.com>
2929 * config/rs6000/spe.md (*frob_<SPE64:mode>_ti_8): New insn
2932 2016-11-23 Segher Boessenkool <segher@kernel.crashing.org>
2934 * combine.c (change_zero_ext): Only change the mode of a hard register
2935 destination if can_change_dest_mode holds for that.
2937 2016-11-23 Jeff Law <law@redhat.com>
2939 * varasm.c (assemble_name): Increase buffer size for name.
2941 * config/spu/spu.md (floatunsdidf2): Remove unused local variable.
2943 2016-11-23 Jakub Kicinski <jakub.kicinski@netronome.com>
2945 * doc/extend.texi: Constify first argument to __builtin_object_size.
2947 2016-11-23 Bernd Edlinger <bernd.edlinger@hotmail.de>
2949 * opth-gen.awk: Use unsigned shifts for bit masks. Allow all bits
2950 to be used. Add brackets around macro argument.
2952 2016-11-23 Uros Bizjak <ubizjak@gmail.com>
2954 * config/i386/i386.md (*<any_or:code>hi_1): Fix operand 2 constraints.
2956 2016-11-23 Jakub Jelinek <jakub@redhat.com>
2959 * opts.c (parse_sanitizer_options): For -fsanitize=undefined,
2960 restore enabling also SANITIZE_UNREACHABLE and SANITIZE_RETURN.
2962 2016-11-23 Jakub Jelinek <jakub@redhat.com>
2965 * omp-low.c (build_outer_var_ref): Change lastprivate argument
2966 to code, pass it recursively, adjust uses. For OMP_CLAUSE_PRIVATE
2967 on worksharing constructs, treat it like clauses on simd construct.
2969 (lower_rec_input_clauses): For OMP_CLAUSE_PRIVATE_OUTER_REF pass
2970 OMP_CLAUSE_PRIVATE as last argument to build_outer_var_ref.
2971 (lower_lastprivate_clauses): Pass OMP_CLAUSE_LASTPRIVATE instead
2972 of true as last argument to build_outer_var_ref.
2974 2016-11-23 Uros Bizjak <ubizjak@gmail.com>
2976 * config/i386/i386.md (*movqi_internal): Calculate mode
2977 attribute of alternatives 7,8,9 depending on TARGET_AVX512DQ.
2978 <TYPE_MSKMOV>: Emit kmovw for MODE_HI insn mode attribute.
2979 (*k<logic><mode>): Calculate mode attribute depending on
2980 TARGET_AVX512DQ. Emit k<logic>w for MODE_HI insn mode attribute.
2981 (*andqi_1): Calculate mode attribute of alternative 3 depending
2982 on TARGET_AVX512DQ. Emit kandw for MODE_HI insn mode attribute.
2983 (kandn<mode>): Calculate mode attribute of alternative 2 depending
2984 on TARGET_AVX512DQ. Emit kandnw for MODE_HI insn mode attribute.
2985 (kxnor<mode>): Merge insn patterns using SWI1248_AVX512BW mode
2986 iterator. Calculate mode attribute of alternative 1 depending
2987 on TARGET_AVX512DQ. Emit kxnorw for MODE_HI insn mode attribute.
2988 (*one_cmplqi2_1): Calculate mode attribute of alternative 2 depending
2989 on TARGET_AVX512DQ. Emit knotw for MODE_HI insn mode attribute.
2991 2016-11-23 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
2994 * gimple-fold.c (fold_stmt_1): Handle case for GIMPLE_RETURN.
2995 * tree-vrp.c (extract_range_basic): Handle case for
2996 CFN_BUILT_IN_STRLEN.
2998 2016-11-23 Jeff Law <law@redhat.com>
3000 * config/mcore/mcore.c (emit_new_cond_insn): Fix prototype.
3002 * config/iq2000/iq2000.c (iq2000_rtx_costs): Avoid multiplication
3003 in boolean context warning.
3005 * config/ia64/ia64.c (ia64_emit_insn_before): Fix prototype.
3007 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
3010 * config/arm/arm-builtins.c (arm_simd_floatHF_type_node): Rename to...
3011 (arm_fp16_type_node): ...This, make visibile.
3012 (arm_simd_builtin_std_type): Rename arm_simd_floatHF_type_node to
3014 (arm_init_simd_builtin_types): Likewise.
3015 (arm_init_fp16_builtins): Likewise.
3016 * config/arm/arm.c (arm_excess_precision): New.
3017 (arm_floatn_mode): Likewise.
3018 (TARGET_C_EXCESS_PRECISION): Likewise.
3019 (TARGET_FLOATN_MODE): Likewise.
3020 (arm_promoted_type): Only promote arm_fp16_type_node.
3021 * config/arm/arm.h (arm_fp16_type_node): Declare.
3023 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
3025 * config/arm/arm.c (arm_convert_to_type): Delete.
3026 (TARGET_CONVERT_TO_TYPE): Delete.
3027 (arm_init_libfuncs): Enable trunc_optab from DFmode to HFmode.
3028 (arm_libcall_uses_aapcs_base): Add trunc_optab from DF- to HFmode.
3029 * config/arm/arm.h (TARGET_FP16_TO_DOUBLE): New.
3030 * config/arm/arm.md (truncdfhf2): Only convert through SFmode if we
3031 are in fast math mode, and have no single step hardware instruction.
3032 (extendhfdf2): Only expand through SFmode if we don't have a
3033 single-step hardware instruction.
3034 * config/arm/vfp.md (*truncdfhf2): New.
3035 (extendhfdf2): Likewise.
3037 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
3039 * targhooks.c (default_floatn_mode): Enable _Float16 if a target
3042 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
3044 * config/s390/s390.h (TARGET_FLT_EVAL_METHOD): Delete.
3045 * config/m68k/m68k.h (TARGET_FLT_EVAL_METHOD): Delete.
3046 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Delete.
3047 * defaults.h (TARGET_FLT_EVAL_METHOD): Delete.
3048 * doc/tm.texi.in (TARGET_FLT_EVAL_METHOD): Delete.
3049 * doc/tm.texi: Regenerate.
3050 * system.h (TARGET_FLT_EVAL_METHOD): Poison.
3052 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
3054 * toplev.c (init_excess_precision): Delete most logic.
3055 * tree.c (excess_precision_type): Rewrite to use
3056 TARGET_EXCESS_PRECISION.
3057 * doc/invoke.texi (-fexcess-precision): Document behaviour in a
3058 more generic fashion.
3059 * ginclude/float.h: Wrap definition of FLT_EVAL_METHOD in
3060 __STDC_WANT_IEC_60559_TYPES_EXT__.
3062 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
3064 * common.opt (fpermitted-flt-eval-methods): New.
3065 * doc/invoke.texi (-fpermitted-flt-eval-methods): Document it.
3066 * flag_types.h (permitted_flt_eval_methods): New.
3068 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
3070 * config/m68k/m68k.c (m68k_excess_precision): New.
3071 (TARGET_C_EXCESS_PRECISION): Define.
3073 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
3075 * config/s390/s390.c (s390_excess_precision): New.
3076 (TARGET_C_EXCESS_PRECISION): Define.
3078 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
3080 * config/i386/i386.c (ix86_excess_precision): New.
3081 (TARGET_C_EXCESS_PRECISION): Define.
3083 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
3085 * target.def (excess_precision): New hook.
3086 * target.h (flt_eval_method): New.
3087 (excess_precision_type): Likewise.
3088 * targhooks.c (default_excess_precision): New.
3089 * targhooks.h (default_excess_precision): New.
3090 * doc/tm.texi.in (TARGET_C_EXCESS_PRECISION): New.
3091 * doc/tm.texi: Regenerate.
3093 2016-11-23 Martin Sebor <msebor@redhat.com>
3096 * gimple-ssa-sprintf.c (format_string): Correct the maxima and
3097 set the minimum number of bytes for an unknown string to zero.
3099 2016-11-23 Martin Jambor <mjambor@suse.cz>
3100 Martin Liska <mliska@suse.cz>
3102 * hsa-builtins.def: New file.
3103 * Makefile.in (BUILTINS_DEF): Add hsa-builtins.def dependency.
3104 * builtins.def: Include hsa-builtins.def.
3105 (DEF_HSA_BUILTIN): New macro.
3106 * dumpfile.h (OPTGROUP_OPENMP): Define.
3107 * dumpfile.c (optgroup_options): Added OPTGROUP_OPENMP.
3108 * gimple.h (gf_mask): Added elements GF_OMP_FOR_GRID_INTRA_GROUP and
3109 GF_OMP_FOR_GRID_GROUP_ITER.
3110 (gimple_omp_for_grid_phony): Added checking assert.
3111 (gimple_omp_for_set_grid_phony): Likewise.
3112 (gimple_omp_for_grid_intra_group): New function.
3113 (gimple_omp_for_set_grid_intra_group): Likewise.
3114 (gimple_omp_for_grid_group_iter): Likewise.
3115 (gimple_omp_for_set_grid_group_iter): Likewise.
3116 * omp-low.c (check_omp_nesting_restrictions): Allow GRID loop where
3117 previosuly only distribute loop was permitted.
3118 (lower_lastprivate_clauses): Allow non tcc_comparison predicates.
3119 (grid_get_kernel_launch_attributes): Support multiple HSA grid
3121 (grid_expand_omp_for_loop): Likewise and also support standalone
3122 distribute constructs. New parameter INTRA_GROUP, updated both users.
3123 (grid_expand_target_grid_body): Support standalone distribute
3125 (pass_data_expand_omp): Changed optinfo_flags to OPTGROUP_OPENMP.
3126 (pass_data_expand_omp_ssa): Likewise.
3127 (pass_data_omp_device_lower): Likewsie.
3128 (pass_data_lower_omp): Likewise.
3129 (pass_data_diagnose_omp_blocks): Likewise.
3130 (pass_data_oacc_device_lower): Likewise.
3131 (pass_data_omp_target_link): Likewise.
3132 (grid_lastprivate_predicate): New function.
3133 (lower_omp_for_lastprivate): Call grid_lastprivate_predicate for
3135 (lower_omp_for): Support standalone distribute constructs.
3136 (grid_prop): New type.
3137 (grid_safe_assignment_p): Check for assignments to group_sizes, new
3139 (grid_seq_only_contains_local_assignments): New parameter GRID, pass
3141 (grid_find_single_omp_among_assignments_1): Likewise, improve missed
3142 optimization info messages.
3143 (grid_find_single_omp_among_assignments): Likewise.
3144 (grid_find_ungridifiable_statement): Do not bail out for SIMDs.
3145 (grid_parallel_clauses_gridifiable): New function.
3146 (grid_inner_loop_gridifiable_p): Likewise.
3147 (grid_dist_follows_simple_pattern): Likewise.
3148 (grid_gfor_follows_tiling_pattern): Likewise.
3149 (grid_call_permissible_in_distribute_p): Likewise.
3150 (grid_handle_call_in_distribute): Likewise.
3151 (grid_dist_follows_tiling_pattern): Likewise.
3152 (grid_target_follows_gridifiable_pattern): Support standalone
3153 distribute constructs.
3154 (grid_var_segment): New enum.
3155 (grid_mark_variable_segment): New function.
3156 (grid_copy_leading_local_assignments): Call grid_mark_variable_segment
3157 if a new argument says so.
3158 (grid_process_grid_body): New function.
3159 (grid_eliminate_combined_simd_part): Likewise.
3160 (grid_mark_tiling_loops): Likewise.
3161 (grid_mark_tiling_parallels_and_loops): Likewise.
3162 (grid_process_kernel_body_copy): Support standalone distribute
3164 (grid_attempt_target_gridification): New grid variable holding overall
3165 gridification state. Support standalone distribute constructs and
3167 * doc/optinfo.texi (Optimization groups): Document OPTGROUP_OPENMP.
3168 * hsa.h (hsa_bb): Add method method append_phi.
3169 (hsa_insn_br): Renamed to hsa_insn_cbr, renamed all
3170 occurences in all files too.
3171 (hsa_insn_br): New class, now the ancestor of hsa_incn_cbr.
3172 (is_a_helper <hsa_insn_br *>::test): New function.
3173 (is_a_helper <hsa_insn_cbr *>::test): Adjust to only cover conditional
3174 branch instructions.
3175 (hsa_insn_signal): Make a direct descendant of
3176 hsa_insn_basic. Add memorder constructor parameter and
3177 m_memory_order and m_signalop member variables.
3178 (hsa_insn_queue): Changed constructor parameters to common form.
3179 Added m_segment and m_memory_order member variables.
3180 (hsa_summary_t): Add private member function
3181 process_gpu_implementation_attributes.
3182 (hsa_function_summary): Rename m_binded_function to
3184 (hsa_insn_basic_p): Remove typedef.
3185 (hsa_op_with_type): Change hsa_insn_basic_p into plain pointers.
3186 (hsa_op_reg_p): Remove typedef.
3187 (hsa_function_representation): Change hsa_op_reg_p into plain
3189 (hsa_insn_phi): Removed new and delete operators.
3190 (hsa_insn_br): Likewise.
3191 (hsa_insn_cbr): Likewise.
3192 (hsa_insn_sbr): Likewise.
3193 (hsa_insn_cmp): Likewise.
3194 (hsa_insn_mem): Likewise.
3195 (hsa_insn_atomic): Likewise.
3196 (hsa_insn_signal): Likewise.
3197 (hsa_insn_seg): Likewise.
3198 (hsa_insn_call): Likewise.
3199 (hsa_insn_arg_block): Likewise.
3200 (hsa_insn_comment): Likewise.
3201 (hsa_insn_srctype): Likewise.
3202 (hsa_insn_packed): Likewise.
3203 (hsa_insn_cvt): Likewise.
3204 (hsa_insn_alloca): Likewise.
3205 * hsa.c (hsa_destroy_insn): Also handle instances of hsa_insn_br.
3206 (process_gpu_implementation_attributes): New function.
3207 (link_functions): Move some functionality into it. Adjust after
3208 renaming m_binded_functions to m_bound_functions.
3209 (hsa_insn_basic::op_output_p): Add BRIG_OPCODE_DEBUGTRAP
3210 to the list of instructions with no output registers.
3211 (get_in_type): Return this if it is a register of
3213 (hsa_get_declaration_name): Moved to...
3214 * hsa-gen.c (hsa_get_declaration_name): ...here. Allocate
3215 temporary string on an obstack instead from ggc.
3216 (query_hsa_grid): Renamed to query_hsa_grid_dim, reimplemented, cut
3217 down to two overloads.
3218 (hsa_allocp_operand_address): Removed.
3219 (hsa_allocp_operand_immed): Likewise.
3220 (hsa_allocp_operand_reg): Likewise.
3221 (hsa_allocp_operand_code_list): Likewise.
3222 (hsa_allocp_operand_operand_list): Likewise.
3223 (hsa_allocp_inst_basic): Likewise.
3224 (hsa_allocp_inst_phi): Likewise.
3225 (hsa_allocp_inst_mem): Likewise.
3226 (hsa_allocp_inst_atomic): Likewise.
3227 (hsa_allocp_inst_signal): Likewise.
3228 (hsa_allocp_inst_seg): Likewise.
3229 (hsa_allocp_inst_cmp): Likewise.
3230 (hsa_allocp_inst_br): Likewise.
3231 (hsa_allocp_inst_sbr): Likewise.
3232 (hsa_allocp_inst_call): Likewise.
3233 (hsa_allocp_inst_arg_block): Likewise.
3234 (hsa_allocp_inst_comment): Likewise.
3235 (hsa_allocp_inst_queue): Likewise.
3236 (hsa_allocp_inst_srctype): Likewise.
3237 (hsa_allocp_inst_packed): Likewise.
3238 (hsa_allocp_inst_cvt): Likewise.
3239 (hsa_allocp_inst_alloca): Likewise.
3240 (hsa_allocp_bb): Likewise.
3242 (hsa_init_data_for_cfun): Initialize obstack.
3243 (hsa_deinit_data_for_cfun): Release memory of the obstack.
3244 (hsa_op_immed::operator new): Use obstack instead of object_allocator.
3245 (hsa_op_reg::operator new): Likewise.
3246 (hsa_op_address::operator new): Likewise.
3247 (hsa_op_code_list::operator new): Likewise.
3248 (hsa_op_operand_list::operator new): Likewise.
3249 (hsa_insn_basic::operator new): Likewise.
3250 (hsa_insn_phi::operator new): Likewise.
3251 (hsa_insn_br::operator new): Likewise.
3252 (hsa_insn_sbr::operator new): Likewise.
3253 (hsa_insn_cmp::operator new): Likewise.
3254 (hsa_insn_mem::operator new): Likewise.
3255 (hsa_insn_atomic::operator new): Likewise.
3256 (hsa_insn_signal::operator new): Likewise.
3257 (hsa_insn_seg::operator new): Likewise.
3258 (hsa_insn_call::operator new): Likewise.
3259 (hsa_insn_arg_block::operator new): Likewise.
3260 (hsa_insn_comment::operator new): Likewise.
3261 (hsa_insn_srctype::operator new): Likewise.
3262 (hsa_insn_packed::operator new): Likewise.
3263 (hsa_insn_cvt::operator new): Likewise.
3264 (hsa_insn_alloca::operator new): Likewise.
3265 (hsa_init_new_bb): Likewise.
3266 (hsa_bb::append_phi): New function.
3267 (gen_hsa_phi_from_gimple_phi): Use it.
3268 (get_symbol_for_decl): Fix dinstinguishing between
3269 global and local functions. Put local variables into a segment
3270 according to their attribute or static flag, if there is one.
3271 (hsa_insn_br::hsa_insn_br): New.
3272 (hsa_insn_br::operator new): Likewise.
3273 (hsa_insn_cbr::hsa_insn_cbr): Set width via ancestor constructor.
3274 (query_hsa_grid_nodim): New function.
3275 (multiply_grid_dim_characteristics): Likewise.
3276 (gen_get_num_threads): Likewise.
3277 (gen_get_num_teams): Reimplemented.
3278 (gen_get_team_num): Likewise.
3279 (gen_hsa_insns_for_known_library_call): Updated calls to the above
3281 (get_memory_order_name): Removed.
3282 (get_memory_order): Likewise.
3283 (hsa_memorder_from_tree): New function.
3284 (gen_hsa_ternary_atomic_for_builtin): Renamed to
3285 gen_hsa_atomic_for_builtin, can also create signals.
3286 (gen_hsa_insns_for_call): Handle many new builtins. Adjust to use
3287 hsa_memory_order_from_tree and gen_hsa_atomic_for_builtin.
3288 (hsa_insn_atomic): Fix function comment.
3289 (hsa_insn_signal::hsa_insn_signal): Fix comment. Update call to
3290 ancestor constructor and initialization of new member variables.
3291 (hsa_insn_queue::hsa_insn_queue): Added initialization of new
3293 (hsa_get_host_function): Handle functions with no bound CPU
3294 implementation. Fix binded to bound.
3295 (get_brig_function_name): Likewise.
3296 (HSA_SORRY_ATV): Remove semicolon after macro.
3297 (HSA_SORRY_AT): Likewise.
3298 (omp_simple_builtin::generate): Add missing semicolons.
3299 (hsa_insn_phi::operator new): Removed.
3300 (hsa_insn_br::operator new): Likewise.
3301 (hsa_insn_cbr::operator new): Likewise.
3302 (hsa_insn_sbr::operator new): Likewise.
3303 (hsa_insn_cmp::operator new): Likewise.
3304 (hsa_insn_mem::operator new): Likewise.
3305 (hsa_insn_atomic::operator new): Likewise.
3306 (hsa_insn_signal::operator new): Likewise.
3307 (hsa_insn_seg::operator new): Likewise.
3308 (hsa_insn_call::operator new): Likewise.
3309 (hsa_insn_arg_block::operator new): Likewise.
3310 (hsa_insn_comment::operator new): Likewise.
3311 (hsa_insn_srctype::operator new): Likewise.
3312 (hsa_insn_packed::operator new): Likewise.
3313 (hsa_insn_cvt::operator new): Likewise.
3314 (hsa_insn_alloca::operator new): Likewise.
3315 (get_symbol_for_decl): Accept CONST_DECLs, put them to
3317 (gen_hsa_addr): Also process CONST_DECLs.
3318 (gen_hsa_addr_insns): Process CONST_DECLs by creating private
3320 (gen_hsa_unary_operation): Make sure the function does
3321 not use bittype source type for firstbit and lastbit operations.
3322 (gen_hsa_popcount_to_dest): Make sure the function uses a bittype
3324 * hsa-brig.c (emit_insn_operands): Cope with zero operands in an
3326 (emit_branch_insn): Renamed to emit_cond_branch_insn.
3327 Emit the width stored in the class.
3328 (emit_generic_branch_insn): New function.
3329 (emit_insn): Call emit_generic_branch_insn.
3330 (emit_signal_insn): Remove obsolete comment. Update
3331 member variable name, pick a type according to profile.
3332 (emit_alloca_insn): Remove obsolete comment.
3333 (emit_atomic_insn): Likewise.
3334 (emit_queue_insn): Get segment and memory order from the IR object.
3335 (hsa_brig_section): Make allocate_new_chunk, chunks
3336 and cur_chunk provate, add a default NULL parameter to add method.
3337 (hsa_brig_section::add): Added a new parameter, store pointer to
3338 output data there if it is non-NULL.
3339 (emit_function_directives): Use this new parameter instead of
3340 calculating the pointer itself, fix function comment.
3341 (hsa_brig_emit_function): Add forgotten endian conversion.
3342 (hsa_output_kernels): Remove unnecessary building of
3343 kernel_dependencies_vector_type.
3344 (emit_immediate_operand): Declare.
3345 (emit_directive_variable): Also emit initializers of CONST_DECLs.
3346 (gen_hsa_insn_for_internal_fn_call): Also handle IFN_RSQRT.
3347 (verify_function_arguments): Properly detect variadic
3349 * hsa-dump.c (hsa_width_specifier_name): New function.
3350 (dump_hsa_insn_1): Dump generic branch instructions, update signal
3351 member variable name. Special dumping for queue objects.
3352 * ipa-hsa.c (process_hsa_functions): Adjust after renaming
3353 m_binded_functions to m_bound_functions. Copy externally visible flag
3355 (ipa_hsa_write_summary): Likewise.
3356 (ipa_hsa_read_section): Likewise.
3358 2016-11-23 Richard Biener <rguenther@suse.de>
3360 PR tree-optimization/78396
3361 * tree-vectorizer.c (vectorize_loops): If an innermost loop didn't
3362 vectorize try vectorizing an if-converted body using BB vectorization.
3364 2016-11-23 Richard Sandiford <richard.sandiford@arm.com>
3365 Alan Hayward <alan.hayward@arm.com>
3366 David Sherwood <david.sherwood@arm.com>
3368 * rtlanal.c (subreg_get_info): Use more local variables.
3369 Remark that for HARD_REGNO_NREGS_HAS_PADDING, each scalar unit
3370 occupies at least one register. Assume that full hard registers
3371 have consistent endianness. Share previously-duplicated if block.
3372 Rework the main handling so that it operates on independently-
3373 addressable YMODE-sized blocks. Use subreg_size_lowpart_offset
3374 to check lowpart offsets, without trying to find an equivalent
3375 integer mode first. Handle WORDS_BIG_ENDIAN != REG_WORDS_BIG_ENDIAN
3376 as a final register-endianness correction.
3378 2016-11-23 Segher Boessenkool <segher@kernel.crashing.org>
3384 * combine.c (make_compound_operation_int): Do not convert a subreg of
3385 a non-constant logical shift right to a zero_extract. Handle the case
3386 where some zero bits have been shifted into the range covered by that
3389 2016-11-23 Richard Sandiford <richard.sandiford@arm.com>
3390 Alan Hayward <alan.hayward@arm.com>
3391 David Sherwood <david.sherwood@arm.com>
3393 * rtl.h (subreg_size_offset_from_lsb): Declare.
3394 (subreg_offset_from_lsb): New function.
3395 (subreg_size_lowpart_offset): Declare.
3396 (subreg_lowpart_offset): Turn into an inline function.
3397 (subreg_size_highpart_offset): Declare.
3398 (subreg_highpart_offset): Turn into an inline function.
3399 * emit-rtl.c (subreg_size_lowpart_offset): New function.
3400 (subreg_size_highpart_offset): Likewise
3401 * rtlanal.c (subreg_size_offset_from_lsb): Likewise.
3403 2016-11-23 Richard Biener <rguenther@suse.de>
3405 PR tree-optimization/78482
3406 * tree-cfgcleanup.c: Include tree-ssa-loop-niter.h.
3407 (remove_forwarder_block_with_phi): When merging with a loop
3408 header creates a new latch reset number of iteration information
3411 2016-11-23 Eric Botcazou <ebotcazou@adacore.com>
3413 * config/sparc/sparc.md (*ashrsi3_extend): Rename to...
3414 (*ashrsi3_extend0): ...this. Accept constant integers.
3415 (*ashrsi3_extend2): Rename to...
3416 (*ashrsi3_extend1): ...this.
3417 (*ashrsi3_extend2): New pattern.
3418 (*lshrsi3_extend1): Accept constant integers.
3419 (*lshrsi3_extend2): Fix condition on operand 2.
3421 2016-11-23 Martin Liska <mliska@suse.cz>
3423 * config/i386/i386.c: Initialize function pointer to NULL.
3425 2016-11-23 Bin Cheng <bin.cheng@arm.com>
3427 * fold-const.c (fold_cond_expr_with_comparison): Move simplification
3428 for A == C1 ? A : C2 to below.
3429 * match.pd: Move from above to here:
3430 (cond (eq (convert1? x) c1) (convert2? x) c2)
3431 -> (cond (eq x c1) c1 c2).
3433 2016-11-23 Bin Cheng <bin.cheng@arm.com>
3435 * fold-const.c (fold_cond_expr_with_comparison): Move simplification
3436 for A cmp C1 ? A : C2 to below, also simplify remaining code.
3437 * match.pd: Move and extend simplification from above to here:
3438 (cond (cmp (convert1? x) c1) (convert2? x) c2) -> (minmax (x c)).
3439 * tree-if-conv.c (ifcvt_follow_ssa_use_edges): New func.
3440 (predicate_scalar_phi): Call fold_stmt using the new valueize func.
3442 2016-11-23 Martin Liska <mliska@suse.cz>
3443 Martin Jambor <mjambor@suse.cz>
3445 * doc/install.texi: Remove entry about --with-hsa-kmt-lib.
3447 2016-11-23 Aldy Hernandez <aldyh@redhat.com>
3450 * opts.c (finish_options): Set -fsyntax-only if running self tests.
3452 2016-11-23 Richard Biener <rguenther@suse.de>
3455 * match.pd ((~X & Y) -> X < Y, (X & ~Y) -> Y < X,
3456 (~X | Y) -> X <= Y, (X | ~Y) -> Y <= X): Remove.
3458 2016-11-23 Richard Biener <rguenther@suse.de>
3461 * tree.c (gimple_canonical_types_compatible_p): Ignore zero-sized
3464 2016-11-23 Richard Biener <rguenther@suse.de>
3465 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.rog>
3467 PR tree-optimization/78154
3468 * tree-vrp.c (gimple_stmt_nonzero_warnv_p): Return true if function
3469 returns it's argument and the argument is nonnull.
3470 * builtin-attrs.def: Define ATTR_RETURNS_NONNULL,
3471 ATT_RETNONNULL_NOTHROW_LEAF.
3472 * builtins.def (BUILT_IN_MEMPCPY): Change attribute to
3473 ATTR_RETNONNULL_NOTHROW_LEAF.
3474 (BUILT_IN_STPCPY): Likewise.
3475 (BUILT_IN_STPNCPY): Likewise.
3476 (BUILT_IN_MEMPCPY_CHK): Likewise.
3477 (BUILT_IN_STPCPY_CHK): Likewise.
3478 (BUILT_IN_STPNCPY_CHK): Likewise.
3479 (BUILT_IN_STRCAT): Change attribute to ATTR_RET1_NOTHROW_NONNULL_LEAF.
3480 (BUILT_IN_STRNCAT): Likewise.
3481 (BUILT_IN_STRNCPY): Likewise.
3482 (BUILT_IN_MEMSET_CHK): Likewise.
3483 (BUILT_IN_STRCAT_CHK): Likewise.
3484 (BUILT_IN_STRCPY_CHK): Likewise.
3485 (BUILT_IN_STRNCAT_CHK): Likewise.
3486 (BUILT_IN_STRNCPY_CHK): Likewise.
3488 2016-11-23 Naveen H.S <Naveen.Hurugalawadi@caviumnetworks.com>
3490 * fold-const.c (tree_expr_nonzero_p) : Make non-static.
3491 * fold-const.h (tree_expr_nonzero_p) : Declare.
3492 * match.pd (cmp (mult:c @0 @1) (mult:c @2 @1) : New Pattern.
3494 2016-11-23 Paolo Bonzini <bonzini@gnu.org>
3496 * system.h (HAVE_DESIGNATED_INITIALIZERS,
3497 HAVE_DESIGNATED_UNION_INITIALIZERS): Do not use
3498 "defined" in macros.
3499 * doc/cpp.texi (Defined): Mention -Wexpansion-to-defined.
3500 * doc/cppopts.texi (Invocation): Document -Wexpansion-to-defined.
3501 * doc/invoke.texi (Warning Options): Document -Wexpansion-to-defined.
3503 2016-11-23 Georg-Johann Lay <avr@gjlay.de>
3506 * config/avr/constraints.md (Csp): Widen range to [-11..6].
3507 * config/avr/avr.c (avr_prologue_setup_frame): Limit number
3508 of RCALLs in prologue to 3.
3510 2016-11-22 Michael Collison <michael.collison@arm.com>
3512 * config/aarch64/aarch64-protos.h
3513 (aarch64_and_split_imm1, aarch64_and_split_imm2)
3514 (aarch64_and_bitmask_imm): New prototypes
3515 * config/aarch64/aarch64.c (aarch64_and_split_imm1):
3516 New overloaded function to create bit mask covering the
3517 lowest to highest bits set.
3518 (aarch64_and_split_imm2): New overloaded functions to create bit
3519 mask of zeros between first and last bit set.
3520 (aarch64_and_bitmask_imm): New function to determine if a integer
3521 is a valid two instruction "and" operation.
3522 * config/aarch64/aarch64.md:(and<mode>3): New define_insn and _split
3523 allowing wider range of constants with "and" operations.
3524 * (ior<mode>3, xor<mode>3): Use new LOGICAL2 iterator to prevent
3525 "and" operator from matching restricted constant range used for
3526 ior and xor operators.
3527 * config/aarch64/constraints.md (UsO constraint): New SImode constraint
3528 for constants in "and" operantions.
3529 (UsP constraint): New DImode constraint for constants
3530 in "and" operations.
3531 * config/aarch64/iterators.md (lconst2): New mode iterator.
3532 (LOGICAL2): New code iterator.
3533 * config/aarch64/predicates.md (aarch64_logical_and_immediate): New
3535 (aarch64_logical_and_operand): New predicate allowing extended
3536 constants for "and" operations.
3538 2016-11-22 Walter Lee <walt@tilera.com>
3540 * config/tilegx/tilegx.md (trap): New pattern.
3541 * config/tilepro/tilepro.md (trap): Likewise.
3543 2016-11-22 Walter Lee <walt@tilera.com>
3545 * config/tilegx/tilegx.md (*zero_extract): Use
3546 define_insn_and_split instead of define_insn; Handle pos + size >
3548 (*sign_extract): Likewise.
3550 2016-11-22 Marek Polacek <polacek@redhat.com>
3552 PR tree-optimization/78455
3553 * tree-ssa-uninit.c (can_chain_union_be_invalidated_p): Fix typo.
3555 2016-11-22 Ian Lance Taylor <iant@golang.org>
3559 * godump.c (go_format_type): Always pass alignment as 1 when
3560 calling go_append_padding at end of struct/union.
3562 2016-11-22 Jakub Jelinek <jakub@redhat.com>
3565 * config/i386/avx512bwintrin.h (_mm512_setzero_qi,
3566 _mm512_setzero_hi): Removed.
3567 (_mm512_maskz_mov_epi16, _mm512_maskz_loadu_epi16,
3568 _mm512_maskz_mov_epi8, _mm512_maskz_loadu_epi8,
3569 _mm512_maskz_broadcastb_epi8, _mm512_maskz_set1_epi8,
3570 _mm512_maskz_broadcastw_epi16, _mm512_maskz_set1_epi16,
3571 _mm512_mulhrs_epi16, _mm512_maskz_mulhrs_epi16, _mm512_mulhi_epi16,
3572 _mm512_maskz_mulhi_epi16, _mm512_mulhi_epu16,
3573 _mm512_maskz_mulhi_epu16, _mm512_maskz_mullo_epi16,
3574 _mm512_cvtepi8_epi16, _mm512_maskz_cvtepi8_epi16, _mm512_cvtepu8_epi16,
3575 _mm512_maskz_cvtepu8_epi16, _mm512_permutexvar_epi16,
3576 _mm512_maskz_permutexvar_epi16, _mm512_avg_epu8, _mm512_maskz_avg_epu8,
3577 _mm512_maskz_add_epi8, _mm512_maskz_sub_epi8, _mm512_avg_epu16,
3578 _mm512_maskz_avg_epu16, _mm512_subs_epi8, _mm512_maskz_subs_epi8,
3579 _mm512_subs_epu8, _mm512_maskz_subs_epu8, _mm512_adds_epi8,
3580 _mm512_maskz_adds_epi8, _mm512_adds_epu8, _mm512_maskz_adds_epu8,
3581 _mm512_maskz_sub_epi16, _mm512_subs_epi16, _mm512_maskz_subs_epi16,
3582 _mm512_subs_epu16, _mm512_maskz_subs_epu16, _mm512_maskz_add_epi16,
3583 _mm512_adds_epi16, _mm512_maskz_adds_epi16, _mm512_adds_epu16,
3584 _mm512_maskz_adds_epu16, _mm512_srl_epi16, _mm512_maskz_srl_epi16,
3585 _mm512_packs_epi16, _mm512_sll_epi16, _mm512_maskz_sll_epi16,
3586 _mm512_maddubs_epi16, _mm512_maskz_maddubs_epi16, _mm512_unpackhi_epi8,
3587 _mm512_maskz_unpackhi_epi8, _mm512_unpackhi_epi16,
3588 _mm512_maskz_unpackhi_epi16, _mm512_unpacklo_epi8,
3589 _mm512_maskz_unpacklo_epi8, _mm512_unpacklo_epi16,
3590 _mm512_maskz_unpacklo_epi16, _mm512_shuffle_epi8,
3591 _mm512_maskz_shuffle_epi8, _mm512_min_epu16, _mm512_maskz_min_epu16,
3592 _mm512_min_epi16, _mm512_maskz_min_epi16, _mm512_max_epu8,
3593 _mm512_maskz_max_epu8, _mm512_max_epi8, _mm512_maskz_max_epi8,
3594 _mm512_min_epu8, _mm512_maskz_min_epu8, _mm512_min_epi8,
3595 _mm512_maskz_min_epi8, _mm512_max_epi16, _mm512_maskz_max_epi16,
3596 _mm512_max_epu16, _mm512_maskz_max_epu16, _mm512_sra_epi16,
3597 _mm512_maskz_sra_epi16, _mm512_srav_epi16, _mm512_maskz_srav_epi16,
3598 _mm512_srlv_epi16, _mm512_maskz_srlv_epi16, _mm512_sllv_epi16,
3599 _mm512_maskz_sllv_epi16, _mm512_maskz_packs_epi16, _mm512_packus_epi16,
3600 _mm512_maskz_packus_epi16, _mm512_abs_epi8, _mm512_maskz_abs_epi8,
3601 _mm512_abs_epi16, _mm512_maskz_abs_epi16, _mm512_dbsad_epu8,
3602 _mm512_maskz_dbsad_epu8, _mm512_srli_epi16, _mm512_maskz_srli_epi16,
3603 _mm512_slli_epi16, _mm512_maskz_slli_epi16, _mm512_shufflehi_epi16,
3604 _mm512_maskz_shufflehi_epi16, _mm512_shufflelo_epi16,
3605 _mm512_maskz_shufflelo_epi16, _mm512_srai_epi16,
3606 _mm512_maskz_srai_epi16, _mm512_packs_epi32,
3607 _mm512_maskz_packs_epi32, _mm512_packus_epi32,
3608 _mm512_maskz_packus_epi32): Use _mm512_setzero_si512 instead of
3609 _mm512_setzero_qi or _mm512_setzero_hi.
3610 (_mm512_maskz_alignr_epi8, _mm512_dbsad_epu8,
3611 _mm512_maskz_dbsad_epu8): Formatting fixes.
3612 (_mm512_srli_epi16, _mm512_maskz_srli_epi16, _mm512_slli_epi16,
3613 _mm512_maskz_slli_epi16, _mm512_shufflehi_epi16,
3614 _mm512_maskz_shufflehi_epi16, _mm512_shufflelo_epi16,
3615 _mm512_maskz_shufflelo_epi16, _mm512_srai_epi16,
3616 _mm512_maskz_srai_epi16): Use _mm512_setzero_si512 instead of
3617 _mm512_setzero_qi or _mm512_setzero_hi.
3619 2016-11-22 Nathan Sidwell <nathan@acm.org>
3621 * gcc-ar.c (main): Fix indentation.
3622 * gcov-io.c (gcov_write_summary): Remove extraneous {...}
3623 * ggc-page.c (move_ptes_to_front): Fix formatting.
3624 * hsa-dump.c (dump_has_cfun): Fix indentation.
3625 * sel-sched-ir.h: Remove trailing blank lines.
3627 2016-11-22 Jakub Jelinek <jakub@redhat.com>
3628 Alexander Monakov <amonakov@ispras.ru>
3630 * internal-fn.c (expand_GOMP_USE_SIMT): New function.
3631 * tree.c (omp_clause_num_ops): OMP_CLAUSE__SIMT_ has 0 operands.
3632 (omp_clause_code_name): Add _simt_ name.
3633 (walk_tree_1): Handle OMP_CLAUSE__SIMT_.
3634 * tree-core.h (enum omp_clause_code): Add OMP_CLAUSE__SIMT_.
3635 * omp-low.c (scan_sharing_clauses): Handle OMP_CLAUSE__SIMT_.
3636 (scan_omp_simd): New function.
3637 (scan_omp_1_stmt): Use it in target regions if needed.
3638 (omp_max_vf): Don't max with omp_max_simt_vf.
3639 (lower_rec_simd_input_clauses): Use omp_max_simt_vf if
3640 OMP_CLAUSE__SIMT_ is present.
3641 (lower_rec_input_clauses): Compute maybe_simt from presence of
3643 (lower_lastprivate_clauses): Likewise.
3644 (expand_omp_simd): Likewise. Remove explicit offloaded region check.
3645 (execute_omp_device_lower): Lower IFN_GOMP_USE_SIMT.
3646 * internal-fn.def (GOMP_USE_SIMT): New internal function.
3647 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__SIMT_.
3649 2016-11-22 Alexander Monakov <amonakov@ispras.ru>
3651 * internal-fn.c (expand_GOMP_SIMT_LANE): New.
3652 (expand_GOMP_SIMT_VF): New.
3653 (expand_GOMP_SIMT_LAST_LANE): New.
3654 (expand_GOMP_SIMT_ORDERED_PRED): New.
3655 (expand_GOMP_SIMT_VOTE_ANY): New.
3656 (expand_GOMP_SIMT_XCHG_BFLY): New.
3657 (expand_GOMP_SIMT_XCHG_IDX): New.
3658 * internal-fn.def (GOMP_SIMT_LANE): New.
3659 (GOMP_SIMT_VF): New.
3660 (GOMP_SIMT_LAST_LANE): New.
3661 (GOMP_SIMT_ORDERED_PRED): New.
3662 (GOMP_SIMT_VOTE_ANY): New.
3663 (GOMP_SIMT_XCHG_BFLY): New.
3664 (GOMP_SIMT_XCHG_IDX): New.
3665 * omp-low.c (omp_maybe_offloaded_ctx): New, outlined from...
3666 (create_omp_child_function): ...here. Set "omp target entrypoint"
3667 or "omp declare target" attribute based on is_gimple_omp_offloaded.
3668 (omp_max_simt_vf): New. Use it...
3669 (omp_max_vf): ...here.
3670 (lower_rec_input_clauses): Add reduction lowering for SIMT execution.
3671 (lower_lastprivate_clauses): Likewise, for "lastprivate" lowering.
3672 (lower_omp_ordered): Likewise, for "ordered" lowering.
3673 (expand_omp_simd): Add SIMT transforms.
3674 (pass_data_lower_omp): Add PROP_gimple_lomp_dev.
3675 (execute_omp_device_lower): New.
3676 (pass_data_omp_device_lower): New.
3677 (pass_omp_device_lower): New pass.
3678 (make_pass_omp_device_lower): New.
3679 * passes.def (pass_omp_device_lower): Position new pass.
3680 * tree-pass.h (PROP_gimple_lomp_dev): Define.
3681 (make_pass_omp_device_lower): Declare.
3683 2016-11-22 Jakub Jelinek <jakub@redhat.com>
3686 * config/i386/avx512vlintrin.h (_mm_setzero_di): Removed.
3687 (_mm_maskz_mov_epi64): Use _mm_setzero_si128 instead of
3689 (_mm_maskz_load_epi64): Likewise.
3690 (_mm_setzero_hi): Removed.
3691 (_mm_maskz_loadu_epi64): Use _mm_setzero_si128 instead of
3693 (_mm_abs_epi64, _mm_maskz_abs_epi64, _mm_maskz_srl_epi64,
3694 _mm_maskz_unpackhi_epi64, _mm_maskz_unpacklo_epi64,
3695 _mm_maskz_compress_epi64, _mm_srav_epi64, _mm_maskz_srav_epi64,
3696 _mm_maskz_sllv_epi64, _mm_maskz_srlv_epi64, _mm_rolv_epi64,
3697 _mm_maskz_rolv_epi64, _mm_rorv_epi64, _mm_maskz_rorv_epi64,
3698 _mm_min_epi64, _mm_max_epi64, _mm_max_epu64, _mm_min_epu64,
3699 _mm_lzcnt_epi64, _mm_maskz_lzcnt_epi64, _mm_conflict_epi64,
3700 _mm_maskz_conflict_epi64, _mm_sra_epi64, _mm_maskz_sra_epi64,
3701 _mm_maskz_sll_epi64, _mm_rol_epi64, _mm_maskz_rol_epi64,
3702 _mm_ror_epi64, _mm_maskz_ror_epi64, _mm_alignr_epi64,
3703 _mm_maskz_alignr_epi64, _mm_srai_epi64, _mm_maskz_slli_epi64):
3705 (_mm_cvtepi32_epi8, _mm256_cvtepi32_epi8, _mm_cvtsepi32_epi8,
3706 _mm256_cvtsepi32_epi8, _mm_cvtusepi32_epi8, _mm256_cvtusepi32_epi8,
3707 _mm_cvtepi32_epi16, _mm256_cvtepi32_epi16, _mm_cvtsepi32_epi16,
3708 _mm256_cvtsepi32_epi16, _mm_cvtusepi32_epi16, _mm256_cvtusepi32_epi16,
3709 _mm_cvtepi64_epi8, _mm256_cvtepi64_epi8, _mm_cvtsepi64_epi8,
3710 _mm256_cvtsepi64_epi8, _mm_cvtusepi64_epi8, _mm256_cvtusepi64_epi8,
3711 _mm_cvtepi64_epi16, _mm256_cvtepi64_epi16, _mm_cvtsepi64_epi16,
3712 _mm256_cvtsepi64_epi16, _mm_cvtusepi64_epi16, _mm256_cvtusepi64_epi16,
3713 _mm_cvtepi64_epi32, _mm256_cvtepi64_epi32, _mm_cvtsepi64_epi32,
3714 _mm256_cvtsepi64_epi32, _mm_cvtusepi64_epi32, _mm256_cvtusepi64_epi32,
3715 _mm_maskz_set1_epi32, _mm_maskz_set1_epi64): Formatting fixes.
3716 (_mm_maskz_cvtps_ph, _mm256_maskz_cvtps_ph): Use _mm_setzero_si128
3717 instead of _mm_setzero_hi.
3718 (_mm256_permutex_pd, _mm256_maskz_permutex_epi64, _mm256_insertf32x4,
3719 _mm256_maskz_insertf32x4, _mm256_inserti32x4, _mm256_maskz_inserti32x4,
3720 _mm256_extractf32x4_ps, _mm256_maskz_extractf32x4_ps,
3721 _mm256_shuffle_i32x4, _mm256_maskz_shuffle_i32x4, _mm256_shuffle_f64x2,
3722 _mm256_maskz_shuffle_f64x2, _mm256_shuffle_f32x4,
3723 _mm256_maskz_shuffle_f32x4, _mm256_maskz_shuffle_pd,
3724 _mm_maskz_shuffle_pd, _mm256_maskz_shuffle_ps, _mm_maskz_shuffle_ps,
3725 _mm256_maskz_srli_epi32, _mm_maskz_srli_epi32, _mm_maskz_srli_epi64,
3726 _mm256_mask_slli_epi32, _mm256_maskz_slli_epi32, _mm256_mask_slli_epi64,
3727 _mm256_maskz_slli_epi64, _mm256_roundscale_ps,
3728 _mm256_maskz_roundscale_ps, _mm256_roundscale_pd,
3729 _mm256_maskz_roundscale_pd, _mm_roundscale_ps, _mm_maskz_roundscale_ps,
3730 _mm_roundscale_pd, _mm_maskz_roundscale_pd, _mm256_getmant_ps,
3731 _mm256_maskz_getmant_ps, _mm_getmant_ps, _mm_maskz_getmant_ps,
3732 _mm256_getmant_pd, _mm256_maskz_getmant_pd, _mm_getmant_pd,
3733 _mm_maskz_getmant_pd, _mm256_maskz_shuffle_epi32,
3734 _mm_maskz_shuffle_epi32, _mm256_rol_epi32, _mm256_maskz_rol_epi32,
3735 _mm_rol_epi32, _mm_maskz_rol_epi32, _mm256_ror_epi32,
3736 _mm256_maskz_ror_epi32, _mm_ror_epi32, _mm_maskz_ror_epi32,
3737 _mm_maskz_alignr_epi32, _mm_maskz_alignr_epi64,
3738 _mm256_maskz_srai_epi32, _mm_maskz_srai_epi32, _mm_srai_epi64,
3739 _mm_maskz_srai_epi64, _mm256_maskz_permutex_pd,
3740 _mm256_maskz_permute_pd, _mm256_maskz_permute_ps, _mm_maskz_permute_pd,
3741 _mm_maskz_permute_ps, _mm256_permutexvar_ps): Formatting fixes.
3742 (_mm_maskz_slli_epi64, _mm_rol_epi64, _mm_maskz_rol_epi64,
3743 _mm_ror_epi64, _mm_maskz_ror_epi64): Use _mm_setzero_si128 instead of
3745 (_mm_maskz_cvtps_ph, _mm256_maskz_cvtps_ph): Use _mm_setzero_si128
3746 instead of _mm_setzero_hi.
3747 * config/i386/avx512dqintrin.h (_mm512_broadcast_f64x2,
3748 _mm512_broadcast_i64x2, _mm512_broadcast_f32x2, _mm512_broadcast_i32x2,
3749 _mm512_broadcast_f32x8, _mm512_broadcast_i32x8): Formatting fixes.
3750 (_mm512_extracti64x2_epi64, _mm512_maskz_extracti64x2_epi64): Use
3751 _mm_setzero_si128 instead of _mm_setzero_di.
3752 (_mm512_cvtt_roundpd_epi64, _mm512_mask_cvtt_roundpd_epi64,
3753 _mm512_maskz_cvtt_roundpd_epi64, _mm512_cvtt_roundpd_epu64,
3754 _mm512_mask_cvtt_roundpd_epu64, _mm512_maskz_cvtt_roundpd_epu64,
3755 _mm512_cvtt_roundps_epi64, _mm512_mask_cvtt_roundps_epi64,
3756 _mm512_maskz_cvtt_roundps_epi64, _mm512_cvtt_roundps_epu64,
3757 _mm512_mask_cvtt_roundps_epu64, _mm512_maskz_cvtt_roundps_epu64,
3758 _mm512_cvt_roundpd_epi64, _mm512_mask_cvt_roundpd_epi64,
3759 _mm512_maskz_cvt_roundpd_epi64, _mm512_cvt_roundpd_epu64,
3760 _mm512_mask_cvt_roundpd_epu64, _mm512_maskz_cvt_roundpd_epu64,
3761 _mm512_cvt_roundps_epi64, _mm512_mask_cvt_roundps_epi64,
3762 _mm512_maskz_cvt_roundps_epi64, _mm512_cvt_roundps_epu64,
3763 _mm512_mask_cvt_roundps_epu64, _mm512_maskz_cvt_roundps_epu64,
3764 _mm512_cvt_roundepi64_ps, _mm512_mask_cvt_roundepi64_ps,
3765 _mm512_maskz_cvt_roundepi64_ps, _mm512_cvt_roundepu64_ps,
3766 _mm512_mask_cvt_roundepu64_ps, _mm512_maskz_cvt_roundepu64_ps,
3767 _mm512_cvt_roundepi64_pd, _mm512_mask_cvt_roundepi64_pd,
3768 _mm512_maskz_cvt_roundepi64_pd, _mm512_cvt_roundepu64_pd,
3769 _mm512_mask_cvt_roundepu64_pd, _mm512_maskz_cvt_roundepu64_pd,
3770 _mm512_reduce_pd, _mm512_maskz_reduce_pd, _mm512_reduce_ps,
3771 _mm512_maskz_reduce_ps, _mm512_extractf32x8_ps,
3772 _mm512_maskz_extractf32x8_ps, _mm512_extractf64x2_pd,
3773 _mm512_maskz_extractf64x2_pd, _mm512_extracti32x8_epi32,
3774 _mm512_maskz_extracti32x8_epi32, _mm512_range_pd,
3775 _mm512_maskz_range_pd, _mm512_range_ps, _mm512_maskz_range_ps,
3776 _mm512_range_round_pd, _mm512_maskz_range_round_pd,
3777 _mm512_range_round_ps, _mm512_maskz_range_round_ps,
3778 _mm512_maskz_insertf64x2, _mm512_insertf32x8,
3779 _mm512_maskz_insertf32x8): Formatting fixes.
3780 (_mm512_extracti64x2_epi64, _mm512_maskz_extracti64x2_epi64): Use
3781 _mm_setzero_si128 instead of _mm_setzero_di.
3782 * config/i386/avx512vldqintrin.h (_mm_cvttpd_epi64,
3783 _mm_cvttpd_epu64, _mm_cvtpd_epi64, _mm_cvtpd_epu64,
3784 _mm_cvttps_epi64, _mm_maskz_cvttps_epi64, _mm_cvttps_epu64,
3785 _mm_maskz_cvttps_epu64, _mm_maskz_mullo_epi64, _mm_cvtps_epi64,
3786 _mm_maskz_cvtps_epi64, _mm_cvtps_epu64, _mm_maskz_cvtps_epu64,
3787 _mm256_extracti64x2_epi64, _mm256_maskz_extracti64x2_epi64): Use
3788 _mm_setzero_si128 instead of _mm_setzero_di.
3789 (_mm256_extracti64x2_epi64, _mm256_maskz_extracti64x2_epi64):
3791 * config/i386/avx512vlbwintrin.h (_mm_maskz_mov_epi8,
3792 _mm_maskz_loadu_epi16, _mm_maskz_mov_epi16, _mm_maskz_loadu_epi8,
3793 _mm_permutexvar_epi16, _mm_maskz_maddubs_epi16): Use
3794 _mm_setzero_si128 instead of _mm_setzero_hi.
3795 (_mm_maskz_min_epu16, _mm_maskz_max_epu8, _mm_maskz_max_epi8,
3796 _mm_maskz_min_epu8, _mm_maskz_min_epi8, _mm_maskz_max_epi16,
3797 _mm_maskz_max_epu16, _mm_maskz_min_epi16): Use _mm_setzero_si128
3798 instead of _mm_setzero_di.
3799 (_mm_dbsad_epu8, _mm_maskz_shufflehi_epi16,
3800 _mm_maskz_shufflelo_epi16): Use _mm_setzero_si128 instead of
3802 (_mm_maskz_shufflehi_epi16, _mm_maskz_shufflelo_epi16,
3803 _mm_maskz_slli_epi16): Use _mm_setzero_si128 instead of
3805 (_mm_maskz_alignr_epi8): Use _mm_setzero_si128 instead of
3807 (_mm_maskz_mulhi_epi16, _mm_maskz_mulhi_epu16, _mm_maskz_mulhrs_epi16,
3808 _mm_maskz_mullo_epi16, _mm_srav_epi16, _mm_srlv_epi16,
3809 _mm_sllv_epi16): Use _mm_setzero_si128 instead of _mm_setzero_hi.
3811 2016-11-22 Carl Love <cel@us.ibm.com>
3813 * config/rs6000/rs6000-c.c: Add built-in support for vector compare
3814 equal and vector compare not equal. The vector compares take two
3815 arguments of type vector bool char, vector bool short, vector bool int,
3816 vector bool long long with the same return type.
3817 * doc/extend.texi: Update built-in documentation file for the new
3820 2016-11-22 Uros Bizjak <ubizjak@gmail.com>
3822 * Makefile.in ($(lang_checks_parallelized)): Fix detection
3825 2016-11-22 Thomas Preud'homme <thomas.preudhomme@arm.com>
3827 * config.gcc: Allow new rmprofile value for configure option
3828 --with-multilib-list.
3829 * config/arm/t-rmprofile: New file.
3830 * doc/install.texi (--with-multilib-list): Document new rmprofile value
3833 2016-11-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3836 * config/arm/vfp.md (*movdi_vfp_cortexa8): Use 'q' constraints for the
3837 register operand in alternatives 4,5,6.
3839 2016-11-22 Thomas Preud'homme <thomas.preudhomme@arm.com>
3842 * config/arm/arm.c (thumb1_compute_save_reg_mask): Mark frame pointer
3843 in save register mask if it is needed.
3845 2016-11-22 Jakub Jelinek <jakub@redhat.com>
3847 PR tree-optimization/78436
3848 * gimple-ssa-store-merging.c (zero_char_buf): Removed.
3849 (shift_bytes_in_array, shift_bytes_in_array_right,
3850 merged_store_group::apply_stores): Formatting fixes.
3851 (clear_bit_region): Likewise. Use memset.
3852 (encode_tree_to_bitpos): Formatting fixes. Fix comment typos - EPXR
3853 instead of EXPR and inerted instead of inserted. Use memset instead
3854 of zero_char_buf. For !BYTES_BIG_ENDIAN decrease byte_size by 1
3858 * expmed.c (expand_divmod): Use wide_int for computation of
3859 op1_is_pow2. Don't set it if op1 is 0. Formatting fixes.
3860 Use size <= HOST_BITS_PER_WIDE_INT instead of
3861 HOST_BITS_PER_WIDE_INT >= size.
3863 PR tree-optimization/78445
3864 * tree-if-conv.c (tree_if_conversion): If any_pred_load_store or
3865 any_complicated_phi, version loop even if flag_tree_loop_if_convert
3866 is 1. Formatting fix.
3868 2016-11-22 Martin Liska <mliska@suse.cz>
3871 * ipa-icf.c (void sem_item::set_hash): Update m_hash_set.
3872 (sem_function::get_hash): Use the new field.
3873 (sem_function::parse): Remove an argument from ctor.
3874 (sem_variable::parse): Likewise.
3875 (sem_variable::get_hash): Use the new field.
3876 (sem_item_optimizer::read_section): Use new ctor and set hash.
3877 * ipa-icf.h: _hash is removed from sem_item::sem_item,
3878 sem_variable::sem_variable, sem_function::sem_function.
3880 2016-11-21 Jeff Law <law@redhat.com>
3883 * config/cris/cris.md: Don't call copy_to_mode_reg unless
3884 can_create_pseudo_p is true.
3886 2016-11-21 Segher Boessenkool <segher@kernel.crashing.org>
3889 * config/rs6000/rs6000.md (*rotlsi3_insert_5, *rotldi3_insert_6,
3890 *rotldi3_insert_7): New define_insns.
3892 2016-11-21 Michael Meissner <meissner@linux.vnet.ibm.com>
3894 * config/rs6000/rs6000.md (movdi_internal32): Change constraints
3895 so that DImode can be allocated to FP/vector registers in more
3896 cases, and we can avoid direct move operations. If the register
3897 needs reloading, prefer GPRs over FP/vector registers. In the
3898 case of FPR vs. Altivec registers, prefer FPR registers unless we
3899 have the ISA 3.0 reg+offset scalar instructions.
3900 (movdi_internal64): Likewise.
3902 2016-11-21 Jakub Jelinek <jakub@redhat.com>
3905 * omp-simd-clone.c (simd_clone_adjust_argument_types): Use NULL prefix
3906 for tmp simd array if DECL_NAME (parm) is NULL.
3908 2016-11-20 Jeff Law <law@redhat.com>
3911 * config/m68k/predicates.md (swap_peephole_relational_operator): New
3913 * config/m68k/m68k.md (relational tests against 65535/65536): New
3916 2016-11-21 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3918 * tree-ssa-loop-prefetch.c: Delete FIXME after the includes.
3920 2016-11-21 Martin Sebor <msebor@redhat.com>
3922 * doc/invoke.texi (-fprintf-return-value): Document that option
3923 is enabled by default.
3925 2016-11-21 Georg-Johann Lay <avr@gjlay.de>
3927 * config/avr/avr-c.c (avr_register_target_pragmas): Use C++
3928 for-loop declaration of loop variable.
3929 (avr_register_target_pragmas, avr_cpu_cpp_builtins): Same.
3930 * config/avr/avr.c (avr_popcount_each_byte)
3931 (avr_init_expanders, avr_regs_to_save, sequent_regs_live)
3932 (get_sequence_length, avr_prologue_setup_frame, avr_map_metric)
3933 (avr_expand_epilogue, avr_function_arg_advance)
3934 (avr_out_compare, avr_out_plus_1, avr_out_bitop, avr_out_fract)
3935 (avr_rotate_bytes, _reg_unused_after, avr_assemble_integer)
3936 (avr_adjust_reg_alloc_order, output_reload_in_const)
3937 (avr_conditional_register_usage, avr_find_unused_d_reg)
3938 (avr_map_decompose, avr_fold_builtin): Same.
3940 2016-11-21 Georg-Johann Lay <avr@gjlay.de>
3942 * config/avr/avr.c (avr_popcount): Remove static function.
3943 (avr_popcount_each_byte, avr_out_bitop): Use popcount_hwi instead.
3945 2016-11-21 Richard Earnshaw <rearnsha@arm.com>
3947 * arm.opt (mapcs-float): Delete option.
3948 * arm.c (arm_option_override): Remove hunk relating to
3950 * doc/invoke.texi (arm options): Remove documentation for -mapcs-float.
3952 2016-11-21 Richard Sandiford <richard.sandiford@arm.com>
3954 * tree-tailcall.c (process_assignment): Simplify the check for
3955 a valid copy, allowing the source to be a local variable as
3956 well as an SSA name.
3957 (find_tail_calls): Allow copies between local variables to follow
3958 the call. Allow the result to be stored in any local variable,
3959 even if it's an aggregate.
3960 (eliminate_tail_call): Check whether the result is an SSA name
3961 before updating its SSA_NAME_DEF_STMT.
3963 2016-11-21 David Malcolm <dmalcolm@redhat.com>
3965 PR preprocessor/78324
3966 * input.c (get_substring_ranges_for_loc): Fail gracefully if
3967 -ftrack-macro-expansion has a value other than 2.
3969 2016-11-21 Segher Boessenkool <segher@kernel.crashing.org>
3971 PR rtl-optimization/78400
3972 * shrink-wrap.c (try_shrink_wrapping_separate): Call
3973 df_update_entry_exit_and_calls instead of df_update_entry_block_defs
3974 and df_update_exit_block_uses.
3976 2016-11-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
3979 * doc/invoke.texi (-Wno-builtin-declaration-mismatch): Document the
3980 new default-enabled warning..
3981 * builtin-types.def (BT_CONST_TM_PTR): New primitive type.
3982 (BT_PTR_CONST_STRING): Updated.
3983 (BT_FN_SIZE_STRING_SIZE_CONST_STRING_CONST_PTR): Removed.
3984 (BT_FN_SIZE_STRING_SIZE_CONST_STRING_CONST_TM_PTR): New function type.
3985 * builtins.def (DEF_TM_BUILTIN): Disable BOTH_P for TM builtins.
3986 (strftime): Update builtin function.
3987 * tree-core.h (TI_CONST_TM_PTR_TYPE): New enum value.
3988 * tree.h (const_tm_ptr_type_node): New type node.
3989 * tree.c (free_lang_data, build_common_tree_nodes): Initialize
3990 const_tm_ptr_type_node.
3992 2016-11-21 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3994 PR tree-optimization/78413
3995 * tree-if-conv.c (versionable_outer_loop_p): Require that both
3996 inner and outer loop latches have single predecessors.
3998 2016-11-21 Georg-Johann Lay <avr@gjlay.de>
4001 * config/avr/avr.c (avr_decl_maybe_lds_p): New static function.
4002 (avr_encode_section_info) [TARGET_ABSDATA && AVR_TINY]: Use it.
4004 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4006 * rtl.h: Adjust prototype.
4007 * rtlanal.c (dead_or_set_p): Change argument type to rtx_insn *.
4008 (dead_or_set_regno_p): Likewise.
4010 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4012 * rtl.h: Adjust prototype.
4013 * rtlanal.c (add_int_reg_note): Change argument type to rtx_insn *.
4015 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4017 * function.c (contains): Change argument type to rtx_insn *.
4018 (prologue_contains): Likewise.
4019 (epilogue_contains): Likewise.
4020 (prologue_epilogue_contains): Likewise.
4021 * function.h: Adjust prototype.
4023 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4025 * optabs.c (emit_libcall_block): Change argument type to
4027 * optabs.h: Adjust prototype.
4029 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4031 * cfgrtl.c (delete_insn): Change argument type to rtx_insn *.
4032 (fixup_reorder_chain): Adjust.
4033 * cfgrtl.h: Adjust prototype.
4035 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4037 * rtl.h: Adjust prototype.
4038 * rtlanal.c (replace_label_in_insn): Change argument type to
4041 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4043 * config/v850/v850.c (expand_prologue): Adjust.
4044 (expand_epilogue): Likewise.
4045 * expr.c (init_expr_target): Likewise.
4046 * genrecog.c (print_subroutine): Always make the argument type
4048 * recog.h: Adjust prototype.
4050 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4052 * config/aarch64/aarch64.c (aarch64_emit_unlikely_jump): split
4053 up variables to make some rtx_insn *.
4054 * config/alpha/alpha.c (emit_unlikely_jump): Likewise.
4055 * config/arc/arc.c: Likewise.
4056 * config/arm/arm.c: Likewise.
4057 * config/mn10300/mn10300.c (mn10300_legitimize_pic_address): Likewise.
4058 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue):
4060 * config/spu/spu.c (spu_emit_branch_hint): Likewise.
4062 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4064 * config/arm/arm.c (legitimize_pic_address): Change to use
4065 rtx_insn * as the type of variables.
4066 (arm_pic_static_addr): Likewise.
4067 (arm_emit_movpair): Likewise.
4068 * config/c6x/c6x.c (reorg_split_calls): Likewise.
4069 * config/darwin.c (machopic_legitimize_pic_address): Likewise.
4070 * config/frv/frv.c (frv_optimize_membar_local): Likewise.
4071 * config/frv/frv.md: Likewise.
4072 * config/i386/i386-protos.h: Likewise.
4073 * config/i386/i386.c (ix86_expand_split_stack_prologue): Likewise.
4074 (ix86_split_fp_branch): Likewise.
4075 (predict_jump): Likewise.
4076 * config/ia64/ia64.c: Likewise.
4077 * config/mcore/mcore.c: Likewise.
4078 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Likewise.
4079 * config/s390/s390.c: Likewise.
4080 * config/s390/s390.md: Likewise.
4081 * config/spu/spu.md: Likewise.
4082 * config/tilegx/tilegx.c (tilegx_legitimize_tls_address): Likewise.
4083 * lower-subreg.c (resolve_simple_move): Likewise.
4085 2016-11-20 Jeff Law <law@redhat.com>
4088 * reload.h (struct target_reload): Make x_double_reg_address_ok
4090 * reload.c (find_reloads_address): Check if double_reg_address_ok
4091 is true for the mode of the memory reference.
4092 * reload1.c (init_reload): Initialize double_reg_address_ok for
4095 2016-11-20 Aldy Hernandez <aldyh@redhat.com>
4098 * tree-ssa-uninit.c: Define new global max_phi_args.
4099 (compute_uninit_opnds_pos): Use max_phi_args.
4100 (prune_uninit_phi_opnds): Same.
4101 (use_pred_not_overlap_with_undef_path_pred): Remove reference to
4102 missing NUM_PREDS in function comment.
4103 (can_one_predicate_be_invalidated_p): New.
4104 (can_chain_union_be_invalidated_p): New.
4105 (flatten_out_predicate_chains): New.
4106 (uninit_ops_invalidate_phi_use): New.
4107 (is_use_properly_guarded): Call uninit_ops_invalidate_phi_use.
4109 2016-11-20 Marc Glisse <marc.glisse@inria.fr>
4111 * fold-const.c (fold_comparison): Ignore EXACT_DIV_EXPR.
4112 * match.pd (A /[ex] B CMP C): New simplifications.
4114 2016-11-20 Marc Glisse <marc.glisse@inria.fr>
4116 * match.pd (0 / X, X / X, X % X): New simplifications.
4118 2016-11-19 Jakub Jelinek <jakub@redhat.com>
4120 * config/i386/i386.c (ix86_can_inline_p): Use || instead of &
4121 when checking if callee's isa flags are subset of caller's isa flags.
4122 Fix comment wording.
4124 * config/i386/i386.c (ix86_valid_target_attribute_tree): Don't
4125 clear opts->x_ix86_isa_flags, clear opts->x_ix86_isa_flags2
4126 instead and using = 0 instead of &= 0.
4128 * config/i386/i386.c (def_builtin, def_builtin2, def_builtin_const2,
4129 ix86_add_new_builtins): Formatting fixes.
4130 (ix86_expand_builtin): Use || instead of && for isa vs. isa2.
4131 (ix86_get_builtin): Likewise.
4133 * config/i386/i386.c (ix86_expand_builtin): Remove msk_mov variable,
4134 don't initialize it, don't use it for the case where it isn't
4135 provable %{z} nor using the same argument, instead move merge
4136 argument into a new pseudo and use that as target. Formatting fixes.
4138 2016-11-19 Jeff Law <law@redhat.com>
4141 * config/m68k/m68k.md (bsetdreg): New pattern.
4142 (bchgdreg, bclrdreg): Likewise.
4144 2016-11-19 Kaz Kojima <kkojima@gcc.gnu.org>
4147 * config/sh/sh-mem.cc (sh_expand_cmpnstr): Use copy_to_mode_reg
4148 instead of force_reg.
4149 (sh_expand_setmem): Likewise.
4151 2016-11-19 Krister Walfridsson <krister.walfridsson@gmail.com>
4153 * config.gcc (*-*-netbsd): Set use_gcc_stdint=wrap.
4155 2016-11-18 Walter Lee <walt@tilera.com>
4157 * config/tilegx/tilegx.c (tilegx_gen_bundles): Preserve
4158 end-of-bundle marker for consecutive barriers.
4160 2016-11-18 Walter Lee <walt@tilera.com>
4162 * config/tilegx/tilegx.md (clzsi2): Fix for big-endian.
4164 2016-11-18 Jakub Jelinek <jakub@redhat.com>
4167 * multiple_target.c (get_attr_len): Start with argnum and increment
4168 argnum on every arg. Use strchr in a loop instead of counting commas
4170 (get_attr_str): Increment argnum for every comma in the string.
4171 (separate_attrs): Use for instead of while loop, simplify.
4172 (expand_target_clones): Rename defenition argument to definition.
4173 Free attrs and attr_str even when diagnosing errors. Temporarily
4174 change input_location around targetm.target_option.valid_attribute_p
4175 calls. Don't emit warning or errors if that function fails.
4177 * dwarf2out.c (size_of_discr_list): Fix typo in function comment.
4180 * dwarf2out.c (abbrev_opt_base_type_end): New variable.
4181 (die_abbrev_cmp): Sort dies with die_abbrev smaller than
4182 abbrev_opt_base_type_end only by increasing die_abbrev, before
4184 (optimize_abbrev_table): Don't change abbrev numbers of
4185 base types and CU or optimize implicit consts in them if
4186 calc_base_type_die_sizes has been called during build_abbrev_table.
4187 (calc_base_type_die_sizes): If abbrev_opt_start, set
4188 abbrev_opt_base_type_end to one plus largest base type's die_abbrev.
4190 2016-11-18 Jeff Law <law@redhat.com>
4193 * config/m68k/m68k.c (moveq feeding equality comparison): New
4195 * config/m68k/predicates.md (addq_subq_operand): New predicate.
4196 (equality_comparison_operator): Likewise.
4198 2016-11-18 Richard Sandiford <richard.sandiford@arm.com>
4200 * rtlanal.c (load_extend_op): Move to...
4201 * rtl.h: ...here and make inline.
4203 2016-11-18 Terry Guo <terry.guo@arm.com>
4204 Thomas Preud'homme <thomas.preudhomme@arm.com>
4206 * common/config/arm/arm-common.c (arm_target_thumb_only): New function.
4207 * config/arm/arm-opts.h: Include arm-flags.h.
4208 (struct arm_arch_core_flag): Define.
4209 (arm_arch_core_flags): Define.
4210 * config/arm/arm-protos.h: Include arm-flags.h
4211 (FL_NONE, FL_ANY, FL_CO_PROC, FL_ARCH3M, FL_MODE26, FL_MODE32,
4212 FL_ARCH4, FL_ARCH5, FL_THUMB, FL_LDSCHED, FL_STRONG, FL_ARCH5E,
4213 FL_XSCALE, FL_ARCH6, FL_VFPV2, FL_WBUF, FL_ARCH6K, FL_THUMB2, FL_NOTM,
4214 FL_THUMB_DIV, FL_VFPV3, FL_NEON, FL_ARCH7EM, FL_ARCH7, FL_ARM_DIV,
4215 FL_ARCH8, FL_CRC32, FL_SMALLMUL, FL_NO_VOLATILE_CE, FL_IWMMXT,
4216 FL_IWMMXT2, FL_ARCH6KZ, FL2_ARCH8_1, FL2_ARCH8_2, FL2_FP16INST,
4217 FL_TUNE, FL_FOR_ARCH2, FL_FOR_ARCH3, FL_FOR_ARCH3M, FL_FOR_ARCH4,
4218 FL_FOR_ARCH4T, FL_FOR_ARCH5, FL_FOR_ARCH5T, FL_FOR_ARCH5E,
4219 FL_FOR_ARCH5TE, FL_FOR_ARCH5TEJ, FL_FOR_ARCH6, FL_FOR_ARCH6J,
4220 FL_FOR_ARCH6K, FL_FOR_ARCH6Z, FL_FOR_ARCH6ZK, FL_FOR_ARCH6KZ,
4221 FL_FOR_ARCH6T2, FL_FOR_ARCH6M, FL_FOR_ARCH7, FL_FOR_ARCH7A,
4222 FL_FOR_ARCH7VE, FL_FOR_ARCH7R, FL_FOR_ARCH7M, FL_FOR_ARCH7EM,
4223 FL_FOR_ARCH8A, FL2_FOR_ARCH8_1A, FL2_FOR_ARCH8_2A, FL_FOR_ARCH8M_BASE,
4224 FL_FOR_ARCH8M_MAIN, arm_feature_set, ARM_FSET_MAKE,
4225 ARM_FSET_MAKE_CPU1, ARM_FSET_MAKE_CPU2, ARM_FSET_CPU1, ARM_FSET_CPU2,
4226 ARM_FSET_EMPTY, ARM_FSET_ANY, ARM_FSET_HAS_CPU1, ARM_FSET_HAS_CPU2,
4227 ARM_FSET_HAS_CPU, ARM_FSET_ADD_CPU1, ARM_FSET_ADD_CPU2,
4228 ARM_FSET_DEL_CPU1, ARM_FSET_DEL_CPU2, ARM_FSET_UNION, ARM_FSET_INTER,
4229 ARM_FSET_XOR, ARM_FSET_EXCLUDE, ARM_FSET_IS_EMPTY,
4230 ARM_FSET_CPU_SUBSET): Move to ...
4231 * config/arm/arm-flags.h: This new file.
4232 * config/arm/arm.h (TARGET_MODE_SPEC_FUNCTIONS): Define.
4233 (EXTRA_SPEC_FUNCTIONS): Add TARGET_MODE_SPEC_FUNCTIONS to its value.
4234 (TARGET_MODE_SPECS): Define.
4235 (DRIVER_SELF_SPECS): Add TARGET_MODE_SPECS to its value.
4237 2016-11-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
4239 * config/arm/arm-protos.h (FL_NONE, FL_ANY, FL_CO_PROC, FL_ARCH3M,
4240 FL_MODE26, FL_MODE32, FL_ARCH4, FL_ARCH5, FL_THUMB, FL_LDSCHED,
4241 FL_STRONG, FL_ARCH5E, FL_XSCALE, FL_ARCH6, FL_VFPV2, FL_WBUF,
4242 FL_ARCH6K, FL_THUMB2, FL_NOTM, FL_THUMB_DIV, FL_VFPV3, FL_NEON,
4243 FL_ARCH7EM, FL_ARCH7, FL_ARM_DIV, FL_ARCH8, FL_CRC32, FL_SMALLMUL,
4244 FL_NO_VOLATILE_CE, FL_IWMMXT, FL_IWMMXT2, FL_ARCH6KZ, FL2_ARCH8_1,
4245 FL2_ARCH8_2, FL2_FP16INST): Reindent comment, add final dot when
4246 missing and make value unsigned.
4247 (arm_feature_set): Use unsigned entries instead of unsigned long.
4249 2016-11-18 Dominik Vogt <vogt@linux.vnet.ibm.com>
4251 Re-apply after PR bootstrap/77359 is fixed:
4252 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
4254 * explow.c (get_dynamic_stack_size): Take known alignment of stack
4255 pointer + STACK_DYNAMIC_OFFSET into account when calculating the
4258 2016-11-18 Dominik Vogt <vogt@linux.vnet.ibm.com>
4261 * config/rs6000/rs6000.c (rs6000_stack_info): Properly align local
4262 variables in functions calling alloca. Also update the ASCII
4264 * config/rs6000/rs6000.h (STARTING_FRAME_OFFSET)
4265 (STACK_DYNAMIC_OFFSET): Likewise.
4266 * config/rs6000/aix.h (STARTING_FRAME_OFFSET)
4267 (STACK_DYNAMIC_OFFSET): Copy AIX specific versions of the rs6000.h
4270 2016-11-18 Richard Sandiford <richard.sandiford@arm.com>
4271 Alan Hayward <alan.hayward@arm.com>
4272 David Sherwood <david.sherwood@arm.com>
4274 * combine.c (try_combine): Use rtx_mode_t instead of std::make_pair.
4275 * dwarf2out.c (mem_loc_descriptor, loc_descriptor): Likewise.
4276 (add_const_value_attribute): Likewise.
4277 * explow.c (plus_constant): Likewise.
4278 * expmed.c (expand_mult, make_tree): Likewise.
4279 * expr.c (convert_modes): Likewise.
4280 * loop-doloop.c (doloop_optimize): Likewise.
4281 * postreload.c (reload_cse_simplify_set): Likewise.
4282 * simplify-rtx.c (simplify_const_unary_operation): Likewise
4283 (simplify_binary_operation_1, simplify_const_binary_operation):
4285 (simplify_const_relational_operation, simplify_immed_subreg): Likewise.
4286 * wide-int.h: Update documentation to recommend rtx_mode_t
4287 instead of std::make_pair.
4289 2016-11-18 Richard Sandiford <richard.sandiford@arm.com>
4290 Alan Hayward <alan.hayward@arm.com>
4291 David Sherwood <david.sherwood@arm.com>
4293 * tree.h (SET_DECL_MODE): New macro.
4294 * cfgexpand.c (avoid_deep_ter_for_debug): Use SET_DECL_MODE.
4295 (expand_gimple_basic_block): Likewise.
4296 * function.c (split_complex_args): Likeise.
4297 * ipa-prop.c (ipa_modify_call_arguments): Likewise.
4298 * omp-simd-clone.c (ipa_simd_modify_stmt_ops): Likewise.
4299 * stor-layout.c (layout_decl, relayout_decl): Likewise.
4300 (finish_bitfield_representative): Likewise.
4301 * tree.c (make_node_stat): Likewise.
4302 * tree-inline.c (remap_ssa_name): Likewise.
4303 (tree_function_versioning): Likewise.
4304 * tree-into-ssa.c (rewrite_debug_stmt_uses): Likewise.
4305 * tree-sra.c (sra_ipa_reset_debug_stmts): Likewise.
4306 * tree-ssa-ccp.c (optimize_atomic_bit_test_and): Likewise.
4307 * tree-ssa-loop-ivopts.c (remove_unused_ivs): Likewise.
4308 * tree-ssa.c (insert_debug_temp_for_var_def): Likewise.
4309 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Likewise.
4310 * varasm.c (make_debug_expr_from_rtl): Likewise.
4312 2016-11-18 Segher Boessenkool <segher@kernel.crashing.org>
4314 PR rtl-optimization/71785
4315 * bb-reorder.c (maybe_duplicate_computed_goto): New function.
4316 (duplicate_computed_gotos): New function.
4317 (pass_duplicate_computed_gotos::execute): Rewrite.
4319 2016-11-17 Jeff Law <law@redhat.com>
4322 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a scheduling
4323 barrier prior to deallocating the stack.
4325 2016-11-17 Andrew Burgess <andrew.burgess@embecosm.com>
4327 * config/arc/arc.md (cmem bit/sign-extend peephole2): New peephole
4328 to make better use of cmem loads in the case where a single bit is
4330 * config/arc/predicates.md (ge_lt_comparison_operator): New predicate.
4332 2016-11-17 Andrew Senkevich <andrew.senkevich@intel.com>
4334 * config/i386/i386.c (processor_features): Add F_AVX5124VNNIW,
4336 (isa_names_table): Handle new features.
4338 2016-11-17 Kirill Yukhin <kirill.yukhin@gmail.com>
4339 Andrew Senkevich <andrew.senkevich@intel.com>
4341 * common/config/i386/i386-common.c (OPTION_MASK_ISA_AVX5124FMAPS_SET,
4342 OPTION_MASK_ISA_AVX5124FMAPS_UNSET, OPTION_MASK_ISA_AVX5124VNNIW_SET,
4343 OPTION_MASK_ISA_AVX5124VNNIW_UNSET): New.
4344 (ix86_handle_option): Handle OPT_mavx5124fmaps, OPT_mavx5124vnniw.
4345 * config.gcc: Add avx5124fmapsintrin.h, avx5124vnniwintrin.h.
4346 * config/i386/avx5124fmapsintrin.h: New file.
4347 * config/i386/avx5124vnniwintrin.h: Ditto.
4348 * config/i386/constraints.md (h): New constraint.
4349 * config/i386/cpuid.h (bit_AVX5124VNNIW, bit_AVX5124FMAPS): New.
4350 * config/i386/driver-i386.c (host_detect_local_cpu):
4351 Detect avx5124fmaps, avx5124vnniw.
4352 * config/i386/i386-builtin-types.def: Add types
4353 V16SF_FTYPE_V16SF_V16SF_V16SF_V16SF_V16SF_PCV4SF_V16SF_UHI,
4354 V16SF_FTYPE_V16SF_V16SF_V16SF_V16SF_V16SF_PCV4SF,
4355 V4SF_FTYPE_V4SF_V4SF_V4SF_V4SF_V4SF_PCV4SF,
4356 V4SF_FTYPE_V4SF_V4SF_V4SF_V4SF_V4SF_PCV4SF_V4SF_UQI,
4357 V16SI_FTYPE_V16SI_V16SI_V16SI_V16SI_V16SI_PCV4SI,
4358 V16SI_FTYPE_V16SI_V16SI_V16SI_V16SI_V16SI_PCV4SI_V16SI_UHI.
4359 * config/i386/i386-builtin.def (__builtin_ia32_4fmaddps_mask,
4360 __builtin_ia32_4fmaddps, __builtin_ia32_4fmaddss,
4361 __builtin_ia32_4fmaddss_mask, __builtin_ia32_4fnmaddps_mask,
4362 __builtin_ia32_4fnmaddps, __builtin_ia32_4fnmaddss,
4363 __builtin_ia32_4fnmaddss_mask, __builtin_ia32_vp4dpwssd,
4364 __builtin_ia32_vp4dpwssd_mask, __builtin_ia32_vp4dpwssds,
4365 __builtin_ia32_vp4dpwssds_mask): New.
4366 * config/i386/i386-c.c (ix86_target_macros_internal):
4367 Define __AVX5124FMAPS__, __AVX5124VNNIW__.
4368 * config/i386/i386-modes.def: Fixed comment typos, added new
4369 modes (VECTOR_MODES (FLOAT, 256), VECTOR_MODE (INT, SI, 64)).
4370 * config/i386/i386.c (ix86_target_string): Add -mavx5124fmaps,
4372 (PTA_AVX5124FMAPS, PTA_AVX5124VNNIW): Define.
4373 (ix86_option_override_internal): Handle new options.
4374 (ix86_valid_target_attribute_inner_p): Add avx5124fmaps,
4376 (ix86_expand_builtin): Handle new builtins.
4377 (ix86_additional_allocno_class_p): New.
4378 * config/i386/i386.h (TARGET_AVX5124FMAPS, TARGET_AVX5124FMAPS_P,
4379 TARGET_AVX5124VNNIW, TARGET_AVX5124VNNIW_P): Define.
4380 (reg_class): Add MOD4_SSE_REGS.
4381 (MOD4_SSE_REG_P, MOD4_SSE_REGNO_P): New.
4382 * config/i386/i386.opt: Add mavx5124fmaps, mavx5124vnniw.
4383 * config/i386/immintrin.h: Include avx5124fmapsintrin.h,
4384 avx5124vnniwintrin.h.
4385 * config/i386/sse.md (unspec): Add UNSPEC_VP4FMADD, UNSPEC_VP4FNMADD,
4386 UNSPEC_VP4DPWSSD, UNSPEC_VP4DPWSSDS.
4387 (define_mode_iterator IMOD4): New.
4388 (define_mode_attr imod4_narrow): Ditto.
4389 (define_insn "mov<mode>"): Ditto.
4390 (define_insn "avx5124fmaddps_4fmaddps"): Ditto.
4391 (define_insn "avx5124fmaddps_4fmaddps_mask"): Ditto.
4392 (define_insn "avx5124fmaddps_4fmaddps_maskz"): Ditto.
4393 (define_insn "avx5124fmaddps_4fmaddss"): Ditto.
4394 (define_insn "avx5124fmaddps_4fmaddss_mask"): Ditto.
4395 (define_insn "avx5124fmaddps_4fmaddss_maskz"): Ditto.
4396 (define_insn "avx5124fmaddps_4fnmaddps"): Ditto.
4397 (define_insn "avx5124fmaddps_4fnmaddps_mask"): Ditto.
4398 (define_insn "avx5124fmaddps_4fnmaddps_maskz"): Ditto.
4399 (define_insn "avx5124fmaddps_4fnmaddss"): Ditto.
4400 (define_insn "avx5124fmaddps_4fnmaddss_mask"): Ditto.
4401 (define_insn "avx5124fmaddps_4fnmaddss_maskz"): Ditto.
4402 (define_insn "avx5124vnniw_vp4dpwssd"): Ditto.
4403 (define_insn "avx5124vnniw_vp4dpwssd_mask"): Ditto.
4404 (define_insn "avx5124vnniw_vp4dpwssd_maskz"): Ditto.
4405 (define_insn "avx5124vnniw_vp4dpwssds"): Ditto.
4406 (define_insn "avx5124vnniw_vp4dpwssds_mask"): Ditto.
4407 (define_insn "avx5124vnniw_vp4dpwssds_maskz"): Ditto.
4408 * init-regs.c (initialize_uninitialized_regs): Add emit_clobber call.
4409 * genmodes.c (mode_size_inline): Extend return type.
4410 * machmode.h (mode_size, mode_base_align): Extend type.
4412 2016-11-17 Michael Meissner <meissner@linux.vnet.ibm.com>
4415 * config/rs6000/predicates.md (fusion_addis_mem_combo_load): Add
4416 the appropriate checks for SFmode/DFmode load/stores in GPR
4418 (fusion_addis_mem_combo_store): Likewise.
4419 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Rename
4420 fusion_fpr_* to fusion_vsx_* and add in support for ISA 3.0 scalar
4421 d-form instructions for traditional Altivec registers.
4422 (emit_fusion_p9_load): Likewise.
4423 (emit_fusion_p9_store): Likewise.
4424 * config/rs6000/rs6000.md (p9 fusion store peephole2): Remove
4425 early clobber from scratch register. Do not match if the register
4426 being stored is the scratch register.
4427 (fusion_vsx_<P:mode>_<FPR_FUSION:mode>_load): Rename fusion_fpr_*
4428 to fusion_vsx_* and add in support for ISA 3.0 scalar d-form
4429 instructions for traditional Altivec registers.
4430 (fusion_fpr_<P:mode>_<FPR_FUSION:mode>_load): Likewise.
4431 (fusion_vsx_<P:mode>_<FPR_FUSION:mode>_store): Likewise.
4432 (fusion_fpr_<P:mode>_<FPR_FUSION:mode>_store): Likewise.
4434 2016-11-17 Thomas Preud'homme <thomas.preudhomme@arm.com>
4437 * config/arm/arm.c (thumb1_expand_prologue): Distinguish between lr
4438 being live in the function and lr needing to be saved. Distinguish
4439 between already saved pushable registers and registers to push.
4440 Check for LR being an available pushable register.
4442 2016-11-17 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
4444 * config/i386/i386.md (cmpstrnsi): New test to bail out if neither
4445 string input is a string constant.
4446 * builtins.c (expand_builtin_strncmp): Attempt expansion of strncmp
4447 via cmpstrnsi even if neither string is constant.
4449 2016-11-17 Jakub Jelinek <jakub@redhat.com>
4452 * varasm.c (default_use_anchors_for_symbol_p): Fix a comment typo.
4453 Don't test decl != NULL. Don't look at DECL_SIZE, but DECL_SIZE_UNIT
4454 instead, return false if it is NULL, or doesn't fit into uhwi, or
4455 is larger or equal to targetm.max_anchor_offset.
4457 2016-11-17 Pip Cet <pipcet@gmail.com>
4458 Eric Botcazou <ebotcazou@adacore.com>
4460 PR rtl-optimization/78355
4461 * doc/tm.texi.in (SLOW_UNALIGNED_ACCESS): Document that the macro only
4462 needs to deal with unaligned accesses.
4463 * doc/tm.texi: Regenerate.
4464 * lra-constraints.c (simplify_operand_subreg): Only invoke
4465 SLOW_UNALIGNED_ACCESS on innermode if the MEM is not aligned enough.
4467 2016-11-17 David Malcolm <dmalcolm@redhat.com>
4469 * input.c (selftest::test_lexer_string_locations_long_line): New
4471 (selftest::test_lexer_string_locations_raw_string_multiline): New
4473 (selftest::input_c_tests): Call the new functions, via
4474 for_each_line_table_case.
4476 2016-11-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4478 * config/aarch64/aarch64.md (mov<mode>): Call
4479 aarch64_split_dimode_const_store on DImode constant stores.
4480 * config/aarch64/aarch64-protos.h (aarch64_split_dimode_const_store):
4482 * config/aarch64/aarch64.c (aarch64_split_dimode_const_store): New
4485 2016-11-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4486 Richard Biener <rguenther@suse.de>
4488 PR tree-optimization/77848
4489 * tree-if-conv.c (tree_if_conversion): Always version loops unless
4490 the user specified -ftree-loop-if-convert.
4492 2016-11-17 Bernd Edlinger <bernd.edlinger@hotmail.de>
4495 * config/arm/arm.md (*thumb2_ldrd, *thumb2_ldrd_base,
4496 *thumb2_ldrd_base_neg, *thumb2_strd, *thumb2_strd_base,
4497 *thumb2_strd_base_neg): Recognize insn regardless of
4498 current_tune->prefer_ldrd_strd.
4499 * config/arm/ldrdstrd.md: Enable all ldrd/strd peephole rules
4502 2016-11-17 Claudiu Zissulescu <claziss@synopsys.com>
4504 * config/arc/arc.c (arc_ccfsm_post_advance): Handle return
4507 2016-11-17 Claudiu Zissulescu <claziss@synopsys.com>
4509 * config/arc/arc-arches.def: Add FPX quarkse instruction as valid
4511 * config/arc/arc-c.def (__ARC_FPX_QUARK__): Define.
4512 * config/arc/arc-cpus.def (quarkse_em): Add.
4513 * config/arc/arc-options.def (FL_FPX_QUARK, FL_QUARK): Likewise.
4514 * config/arc/arc-opts.h (FPX_QK): Define.
4515 * config/arc/arc-tables.opt: Regenerate.
4516 * config/arc/arc.c (gen_compare_reg): Change.
4517 (arc_register_move_cost): Avoid Dy,Dx moves.
4518 * config/arc/arc.h (TARGET_HARD_FLOAT): Change.
4519 (TARGET_FPX_QUARK, TARGET_FP_ASSIST): Define.
4520 * config/arc/arc.md (divsf3, sqrtsf2, fix_truncsfsi2, floatsisf2):
4522 * config/arc/fpu.md (divsf3_fpu, sqrtsf2_fpu, floatsisf2_fpu)
4523 (fix_truncsfsi2_fpu): Rename.
4524 * config/arc/fpx.md (cmp_quark, cmpsf_quark_, cmpsf_quark_ord)
4525 (cmpsf_quark_uneq, cmpsf_quark_eq, divsf3_quark, sqrtsf2_quark)
4526 (fix_truncsfsi2_quark, floatsisf2_quark): New patterns.
4527 * config/arc/t-multilib: Regenerate.
4529 2016-11-17 Georg-Johann Lay <avr@gjlay.de>
4531 * config/avr/avr.c (avr_print_operand_address): Use CONST_INT_P if
4533 (ashlqi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out): Same.
4534 (ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Same.
4535 (avr_rtx_costs_1, extra_constraint_Q): Same.
4536 (avr_address_cost): Use SUBREG_P if possible.
4538 2016-11-17 Richard Biener <rguenther@suse.de>
4541 * tree-cfgcleanup.c (cleanup_control_flow_bb): Do not turn
4542 non-local goto into CFG.
4544 2016-11-17 Richard Biener <rguenther@suse.de>
4546 * common.opt (ftree-loop-if-convert-stores): Mark as preserved for
4547 backward compatibility.
4548 * doc/invoke.texi (ftree-loop-if-convert-stores): Remove.
4549 * tree-if-conv.c (pass_if_conversion::gate): Do not test
4550 flag_tree_loop_if_convert_stores.
4551 (pass_if_conversion::execute): Likewise.
4553 2016-11-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4555 * config/aarch64/predicates.md (aarch64_reg_or_fp_zero): Check for
4556 const_double code before calling aarch64_float_const_zero_rtx_p.
4558 2016-11-17 Richard Biener <rguenther@suse.de>
4560 PR tree-optimization/78306
4561 * ipa-inline-analysis.c (initialize_inline_failed): Do not
4562 inhibit inlining if function calls cilk_spawn.
4563 (can_inline_edge_p): Likewise.
4565 2016-11-17 Richard Biener <rguenther@suse.de>
4568 * fold-const.c (negate_expr_p): Fix multiplication case.
4570 2016-11-17 Chung-Lin Tang <cltang@codesourcery.com>
4573 * config/nios2/nios2.c (nios2_init_libfuncs): Remove TARGET_LINUX_ABI
4575 (TARGET_INIT_LIBFUNCS): Delete definition and...
4576 * config/nios2/linux.h (TARGET_INIT_LIBFUNCS): ...move to here, add
4579 2016-11-17 Krister Walfridsson <krister.walfridsson@gmail.com>
4581 * config/netbsd-stdint.h: New.
4582 * config.gcc (i[34567]86-*-netbsd): Add netbsd-stdint.h to tm_file.
4583 (x86_64-*-netbsd*): Likewise.
4585 2016-11-16 Andrew PInski <apinski@cavium.com>
4587 * config/aarch64/aarch64.opt (mverbose-cost-dump): New option.
4588 * config/aarch64/aarch64.c (aarch64_rtx_costs): Use
4589 flag_aarch64_verbose_cost instead of checking for details dump.
4590 (aarch64_rtx_costs_wrapper): Likewise.
4592 2016-11-16 Jakub Jelinek <jakub@redhat.com>
4594 PR rtl-optimization/78378
4595 * combine.c (make_extraction): Use force_to_mode for non-{REG,MEM}
4596 inner only if pos is 0. Fix up formatting.
4598 2016-11-17 Alan Modra <amodra@gmail.com>
4600 PR rtl-optimization/78325
4601 PR rtl-optimization/70890
4602 * ira.c (combine_and_move_insns): Only remove REG_EQUIV notes
4605 2016-11-16 Jason Merrill <jason@redhat.com>
4607 * rtl.h: Declare gt_ggc_mx and gt_pch_nx.
4609 2016-11-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4610 Richard Biener <rguenther@suse.de>
4612 PR tree-optimization/77848
4613 * tree-if-conv.c (version_loop_for_if_conversion): When versioning
4614 an outer loop, only save basic block aux information for the inner
4616 (versionable_outer_loop_p): New function.
4617 (tree_if_conversion): Version the outer loop instead of the inner
4618 one if the pattern will be recognized for outer-loop
4621 2016-11-16 Andrew Burgess <andrew.burgess@embecosm.com>
4623 * gcc/bb-reorder.c: Remove 'toplev.h' include.
4624 (pass_partition_blocks::gate): No longer check
4625 user_defined_section_attribute, instead check the function decl
4626 for a section attribute.
4627 * gcc/c-family/c-attribs.c (handle_section_attribute): No longer
4628 set user_defined_section_attribute.
4629 * gcc/final.c (rest_of_handle_final): Likewise.
4630 * gcc/toplev.c: Remove definition of user_defined_section_attribute.
4631 * gcc/toplev.h: Remove declaration of
4632 user_defined_section_attribute.
4634 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
4636 * config/mips/mips.md (casesi_internal_mips16_<mode>):
4637 Explicitly switch between JR and JRC for the table jump. Adjust
4640 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
4642 * config/mips/mips.md (casesi_internal_mips16_<mode>): Set
4643 `insn_count' to 11 rather than 16.
4645 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
4647 * config/mips/mips.md (casesi_internal_mips16_<mode>): Use the
4648 `ltu' rather than `leu' operation in the RTL pattern
4650 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
4652 * config/mips/mips.md (casesi_internal_mips16_<mode>): Add
4653 missing <d> instruction prefixes throughout. Correct
4656 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
4658 * config/mips/mips.c (mips_output_jump): Output R_MICROMIPS_JALR
4659 rather than R_MIPS_JALR relocation in microMIPS code. Do not
4660 cancel short delay slots in PIC call relaxation.
4662 2016-11-16 Thomas Preud'homme <thomas.preudhomme@arm.com>
4664 * config/arm/arm.md (arm_addsi3): Add alternative for addition of
4665 general register with general register or ARM constant into SP
4668 2016-11-16 Jakub Jelinek <jakub@redhat.com>
4671 * omp-low.c (expand_omp_for_static_nochunk): Don't assert
4672 that loop->header == body_bb if broken_loop.
4674 2015-11-16 Wilco Dijkstra <wdijkstr@arm.com>
4676 * tree-ssa-math-opts.c (bswap_replace): Remove test
4677 of SLOW_UNALIGNED_ACCESS.
4679 2016-11-16 Alexander Monakov <amonakov@ispras.ru>
4681 * config/nvptx/mkoffload.c (main): Check that either OpenACC or OpenMP
4682 is selected. Pass -mgomp to offload compiler in OpenMP case.
4683 * config/nvptx/nvptx-protos.h (nvptx_shuffle_kind): Move enum
4684 declaration from nvptx.c.
4685 (nvptx_gen_shuffle): Declare.
4686 (nvptx_output_set_softstack): Declare.
4687 * config/nvptx/nvptx.c (nvptx_shuffle_kind): Move to nvptx-protos.h.
4688 (need_softstack_decl): New variable.
4689 (need_unisimt_decl): New variable.
4690 (diagnose_openacc_conflict): New. Use it...
4691 (nvptx_option_override): ...here. Handle TARGET_GOMP.
4692 (nvptx_encode_section_info): Handle "shared" attribute.
4693 (write_as_kernel): Restrict to OpenACC target regions.
4694 (init_softstack_frame): New.
4695 (nvptx_init_unisimt_predicate): New.
4696 (write_omp_entry): New. Use it...
4697 (nvptx_declare_function_name): ...here to emit OpenMP target region
4698 entrypoints. Handle TARGET_SOFT_STACK. Call
4699 nvptx_init_unisimt_predicate.
4700 (nvptx_output_set_softstack): New.
4701 (nvptx_get_drap_rtx): Return %argp as the DRAP if needed.
4702 (nvptx_gen_shuffle): Export.
4703 (nvptx_output_call_insn): Handle COND_EXEC patterns. Emit instruction
4705 (nvptx_print_operand): Fix handling of instruction predicates.
4706 (nvptx_get_unisimt_master): New helper function.
4707 (nvptx_get_unisimt_predicate): Ditto.
4708 (nvptx_call_insn_is_syscall_p): Ditto.
4709 (nvptx_unisimt_handle_set): Ditto.
4710 (nvptx_reorg_uniform_simt): New. Transform code for -muniform-simt.
4711 (nvptx_reorg): Call nvptx_reorg_uniform_simt.
4712 (nvptx_handle_shared_attribute): New. Use it...
4713 (nvptx_attribute_table): ... here (new entry).
4714 (nvptx_record_offload_symbol): Handle NULL attributes.
4715 (nvptx_file_end): Handle need_softstack_decl and need_unisimt_decl.
4716 (nvptx_simt_vf): New.
4717 (TARGET_SIMT_VF): Define.
4718 * config/nvptx/nvptx.h (TARGET_CPU_CPP_BUILTINS): Define
4719 __nvptx_softstack or __nvptx_unisimt__ when -msoft-stack, or resp.
4720 -muniform-simt option is active.
4721 (STACK_SIZE_MODE): Define.
4722 (FIXED_REGISTERS): Adjust.
4723 (SOFTSTACK_SLOT_REGNUM): New.
4724 (SOFTSTACK_PREV_REGNUM): New.
4725 (REGISTER_NAMES): Adjust.
4726 (struct machine_function): New fields.
4727 * config/nvptx/nvptx.md (UNSPEC_SET_SOFTSTACK): New.
4728 (UNSPEC_VOTE_BALLOT): Ditto.
4729 (UNSPEC_LANEID): Ditto.
4730 (UNSPECV_NOUNROLL): Ditto.
4731 (atomic): New attribute.
4732 (predicable): New attribute. Generate predicated forms via
4734 (br_true): Mark as not predicable.
4736 (br_true_uni): Ditto.
4737 (br_false_uni): Ditto.
4739 (trap_if_true): Ditto.
4740 (trap_if_false): Ditto.
4741 (nvptx_fork): Ditto.
4742 (nvptx_forked): Ditto.
4743 (nvptx_joining): Ditto.
4744 (nvptx_join): Ditto.
4745 (nvptx_barsync): Ditto.
4746 (epilogue): Emit stack restore if TARGET_SOFT_STACK.
4747 (allocate_stack): Implement for TARGET_SOFT_STACK. Remove unused code.
4748 (allocate_stack_<mode>): Remove unused pattern.
4749 (set_softstack_insn): New pattern.
4750 (restore_stack_block): Handle for TARGET_SOFT_STACK.
4751 (nvptx_vote_ballot): New pattern.
4752 (omp_simt_lane): Ditto.
4753 (omp_simt_last_lane): Ditto.
4754 (omp_simt_ordered): Ditto.
4755 (omp_simt_vote_any): Ditto.
4756 (omp_simt_xchg_bfly): Ditto.
4757 (omp_simt_xchg_idx): Ditto.
4758 (nvptx_nounroll): Ditto.
4759 (atomic_compare_and_swap<mode>_1): Mark with atomic attribute.
4760 (atomic_exchange<mode>): Ditto.
4761 (atomic_fetch_add<mode>): Ditto.
4762 (atomic_fetch_addsf): Ditto.
4763 (atomic_fetch_<logic><mode>): Ditto.
4764 * config/nvptx/nvptx.opt (msoft-stack): New option.
4765 (muniform-simt): Ditto.
4767 * config/nvptx/t-nvptx (MULTILIB_OPTIONS): New.
4768 * doc/extend.texi (Nvidia PTX Variable Attributes): New section.
4769 * doc/invoke.texi (msoft-stack): Document.
4770 (muniform-simt): Document
4772 * doc/tm.texi: Regenerate.
4773 * doc/tm.texi.in (TARGET_SIMT_VF): New hook.
4774 * target.def: Define it.
4775 * target-insns.def (omp_simt_lane): New.
4776 (omp_simt_last_lane): New.
4777 (omp_simt_ordered): New.
4778 (omp_simt_vote_any): New.
4779 (omp_simt_xchg_bfly): New.
4780 (omp_simt_xchg_idx): New.
4782 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
4784 * config/mips/mips-protos.h (mips_set_text_contents_type): New
4786 * config/mips/mips.h (ASM_OUTPUT_BEFORE_CASE_LABEL): New macro.
4787 (ASM_OUTPUT_CASE_END): Likewise.
4788 * config/mips/mips.c (mips_set_text_contents_type): New function.
4789 (mips16_emit_constants): Record the pool's initial label number
4790 with the `consttable' insn. Emit a `consttable_end' insn at the end.
4791 (mips_final_prescan_insn): Call `mips_set_text_contents_type'
4792 for `consttable' insns.
4793 (mips_final_postscan_insn): Call `mips_set_text_contents_type'
4794 for `consttable_end' insns.
4795 * config/mips/mips.md (unspec): Add UNSPEC_CONSTTABLE_END enum value.
4796 (consttable): Add operand.
4797 (consttable_end): New insn.
4799 2016-11-16 Yuri Rumyantsev <ysrumyan@gmail.com>
4801 * params.def (PARAM_VECT_EPILOGUES_NOMASK): New.
4802 * tree-if-conv.c (tree_if_conversion): Make public.
4803 * * tree-if-conv.h: New file.
4804 * tree-vect-data-refs.c (vect_analyze_data_ref_dependences) Avoid
4805 dynamic alias checks for epilogues.
4806 * tree-vect-loop-manip.c (vect_do_peeling): Return created epilog.
4807 * tree-vect-loop.c: include tree-if-conv.h.
4808 (new_loop_vec_info): Add zeroing orig_loop_info field.
4809 (vect_analyze_loop_2): Don't try to enhance alignment for epilogues.
4810 (vect_analyze_loop): Add argument ORIG_LOOP_INFO which is not NULL
4811 if epilogue is vectorized, set up orig_loop_info field of loop_vinfo
4812 using passed argument.
4813 (vect_transform_loop): Check if created epilogue should be returned
4814 for further vectorization with less vf. If-convert epilogue if
4815 required. Print vectorization success for epilogue.
4816 * tree-vectorizer.c (vectorize_loops): Add epilogue vectorization
4817 if it is required, pass loop_vinfo produced during vectorization of
4818 loop body to vect_analyze_loop.
4819 * tree-vectorizer.h (struct _loop_vec_info): Add new field
4821 (LOOP_VINFO_ORIG_LOOP_INFO): New.
4822 (LOOP_VINFO_EPILOGUE_P): New.
4823 (LOOP_VINFO_ORIG_VECT_FACTOR): New.
4824 (vect_do_peeling): Change prototype to return epilogue.
4825 (vect_analyze_loop): Add argument of loop_vec_info type.
4826 (vect_transform_loop): Return created loop.
4828 2016-11-16 Segher Boessenkool <segher@kernel.crashing.org>
4830 * config/rs6000/rs6000.c (rs6000_components_for_bb): Mark the LR
4831 component as used also if LR_REGNO is a live input to the bb.
4832 * df-scan.c (df_get_entry_block_def_set): Return immediately after
4833 clearing the set if DF_SCAN_EMPTY_ENTRY_EXIT is set.
4834 (df_get_exit_block_use_set): Ditto.
4835 * df.h (df_scan_flags): New enum.
4836 * shrink-wrap.c (try_shrink_wrapping_separate): Set
4837 DF_SCAN_EMPTY_ENTRY_EXIT in df_scan->local_flags, and call
4838 df_update_entry_block_defs and df_update_exit_block_uses
4839 at the start; clear the flag and call those functions at the end.
4841 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
4842 Alan Hayward <alan.hayward@arm.com>
4843 David Sherwood <david.sherwood@arm.com>
4845 * tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): Set
4846 nb_iterations to the number of latch iterations rather than the
4847 number of loop iterations.
4849 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
4850 Alan Hayward <alan.hayward@arm.com>
4851 David Sherwood <david.sherwood@arm.com>
4853 * combine.c (maybe_swap_commutative_operands): New function.
4854 (combine_simplify_rtx): Use it.
4855 (change_zero_ext): Likewise.
4856 (make_compound_operation_int): New function, split out of...
4857 (make_compound_operation): ...here. Use
4858 maybe_swap_commutative_operands for both.
4860 2016-11-16 Richard Earnshaw <rearnsha@arm.com>
4862 * arm/arm-fpus.def (vfpv2): New FPU, currently an alias for 'vfp'.
4863 (neon-vfpv3): New FPU, currently an alias for 'neon'.
4864 * arm/arm-tables.opt: Regenerated.
4865 * arm/t-aprofile (MULTILIB_REUSE): Add reuse rules for vfpv2 and
4867 * doc/invoke.texi (ARM: -mfpu): Document new options. Note that 'vfp'
4868 and 'neon' are aliases for specific implementations.
4870 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
4871 Alan Hayward <alan.hayward@arm.com>
4872 David Sherwood <david.sherwood@arm.com>
4874 * optabs.c (vector_compare_rtx): Add a cmp_mode parameter
4875 and use it in the final call to gen_rtx_fmt_ee.
4876 (expand_vec_cond_expr): Update accordingly.
4877 (expand_vec_cmp_expr): Likewise.
4879 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
4880 Alan Hayward <alan.hayward@arm.com>
4881 David Sherwood <david.sherwood@arm.com>
4883 * cprop.c (local_cprop_find_used_regs): Use df_read_modify_subreg_p.
4885 2016-11-16 Richard Biener <rguenther@suse.de>
4888 * gimplify.c (gimplify_function_tree): Do not instrument
4889 GNU extern inline functions.
4891 2016-11-16 Martin Liska <mliska@suse.cz>
4894 * gimplify.c (gimplify_switch_expr): Always save previous
4895 gimplify_ctxp->live_switch_vars.
4897 2016-11-16 Andrew Burgess <andrew.burgess@embecosm.com>
4899 * config/arc/arc.md (movb peephole2): New peephole2 to merge two
4900 zero_extract operations to allow a movb to occur.
4901 * testsuite/gcc.target/arc/movb-1.c: Update little endian arc results.
4902 * testsuite/gcc.target/arc/movb-2.c: Likewise.
4903 * testsuite/gcc.target/arc/movb-5.c: Likewise.
4904 * testsuite/gcc.target/arc/movh_cl-1.c: Extend test to cover
4907 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
4908 Alan Hayward <alan.hayward@arm.com>
4909 David Sherwood <david.sherwood@arm.com>
4911 * expr.c (emit_group_load_1): Tighten check for whether an
4912 access involves only one operand of a CONCAT. Use extract_bit_field
4913 for constants if the bit range does span the whole operand.
4915 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
4916 Alan Hayward <alan.hayward@arm.com>
4917 David Sherwood <david.sherwood@arm.com>
4919 * rtlanal.c (rtx_addr_can_trap_p_1): Handle unknown sizes.
4921 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
4922 Alan Hayward <alan.hayward@arm.com>
4923 David Sherwood <david.sherwood@arm.com>
4925 * tree-vect-loop.c (vect_transform_loop): Protect the updates of
4926 all three iteration counts with an any_* test. Use a single update
4927 for each count. Fix the calculation of nb_iterations_estimate.
4929 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
4931 * config/pdp11/pdp11.c: Include dbxout.h.
4933 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
4935 * config/arc/arc.c (arc_loop_hazard): Add missing brackets.
4937 2016-11-16 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4940 * config/arm/arm.md (*extv_reg): Restrict operands 2 and 3 to the
4941 proper ranges for an SBFX instruction.
4942 (extzv_t2): Likewise for UBFX.
4944 2016-11-16 Richard Biener <rguenther@suse.de>
4946 PR tree-optimization/78348
4947 * tree-loop-distribution.c (enum partition_kind): Add PKIND_MEMMOVE.
4948 (generate_memcpy_builtin): Honor PKIND_MEMCPY on the partition.
4949 (classify_partition): Set PKIND_MEMCPY if dependence analysis
4950 revealed no dependency, PKIND_MEMMOVE otherwise.
4952 2016-11-16 Jakub Jelinek <jakub@redhat.com>
4955 * ubsan.c (ubsan_build_overflow_builtin): Add DATAP argument, if
4956 it points to non-NULL tree, use it instead of ubsan_create_data.
4957 (instrument_si_overflow): Handle vector signed integer overflow
4959 * ubsan.h (ubsan_build_overflow_builtin): Add DATAP argument.
4960 * tree-vrp.c (simplify_internal_call_using_ranges): Punt for
4961 vector IFN_UBSAN_CHECK_*.
4962 * internal-fn.c (expand_addsub_overflow): Add DATAP argument,
4963 pass it through to ubsan_build_overflow_builtin.
4964 (expand_neg_overflow, expand_mul_overflow): Likewise.
4965 (expand_vector_ubsan_overflow): New function.
4966 (expand_UBSAN_CHECK_ADD, expand_UBSAN_CHECK_SUB,
4967 expand_UBSAN_CHECK_MUL): Use tit for vector arithmetics.
4968 (expand_arith_overflow): Adjust expand_*_overflow callers.
4970 2016-11-16 Matthias Klose <doko@ubuntu.com>
4972 * doc/install.texi: Remove references to java/libjava.
4974 2016-11-16 Kugan Vivekanandarajah <kuganv@linaro.org>
4976 * tree-ssa-coalesce.c (register_default_def): Remove
4977 register_ssa_partition.
4978 (create_outofssa_var_map): Likewise.
4979 * tree-ssa-live.c (register_ssa_partition_check): Remove.
4980 * tree-ssa-live.h (register_ssa_partition): Likewise.
4982 2016-11-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
4984 * genattrtab.c (attr_rtx_1): Avoid allocating new rtx objects.
4985 Clear ATTR_CURR_SIMPLIFIED_P for re-used binary rtx objects.
4986 Use DEF_ATTR_STRING for string arguments. Use RTL_HASH for
4987 integer arguments. Only set ATTR_PERMANENT_P on newly hashed
4988 rtx when all sub-rtx are also permanent.
4989 (attr_eq): Simplify.
4990 (attr_copy_rtx): Remove.
4991 (make_canonical, get_attr_value): Use attr_equal_p.
4992 (copy_boolean): Rehash NOT.
4993 (simplify_test_exp_in_temp,
4994 optimize_attrs): Remove call to attr_copy_rtx.
4995 (attr_alt_intersection, attr_alt_union,
4996 attr_alt_complement, mk_attr_alt): Rehash EQ_ATTR_ALT.
4997 (make_automaton_attrs): Use attr_eq.
4999 2016-11-15 Matthias Klose <doko@ubuntu.com>
5001 * doc/install.texi: Remove references to java/libjava.
5002 * doc/sourcebuild.texi: Likewise.
5003 * doc/invoke.texi: Likewise.
5004 * doc/standards.texi: Likewise.
5006 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
5007 Alan Hayward <alan.hayward@arm.com>
5008 David Sherwood <david.sherwood@arm.com>
5010 * config/i386/i386.h (INCOMING_RETURN_ADDR_RTX): Use Pmode instead
5012 * config/ia64/ia64.h (INCOMING_RETURN_ADDR_RTX): Likewise.
5013 * config/iq2000/iq2000.h (INCOMING_RETURN_ADDR_RTX): Likewise.
5014 * config/m68k/m68k.h (INCOMING_RETURN_ADDR_RTX): Likewise.
5015 * config/microblaze/microblaze.h (INCOMING_RETURN_ADDR_RTX): Likewise.
5016 * config/mips/mips.h (INCOMING_RETURN_ADDR_RTX): Likewise.
5017 * config/mn10300/mn10300.h (INCOMING_RETURN_ADDR_RTX): Likewise.
5018 * config/nios2/nios2.h (INCOMING_RETURN_ADDR_RTX): Likewise.
5020 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
5021 Alan Hayward <alan.hayward@arm.com>
5022 David Sherwood <david.sherwood@arm.com>
5024 * dce.c (check_argument_store): Pass the size instead of
5025 the memory reference.
5026 (find_call_stack_args): Pass MEM_SIZE to check_argument_store.
5028 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
5029 Alan Hayward <alan.hayward@arm.com>
5030 David Sherwood <david.sherwood@arm.com>
5032 * alias.c (canon_rtx): Use simplify_gen_binary.
5034 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
5035 Alan Hayward <alan.hayward@arm.com>
5036 David Sherwood <david.sherwood@arm.com>
5038 * rtl.h (load_extend_op): Declare.
5039 * rtlanal.c (load_extend_op): New function.
5040 (nonzero_bits1): Use it.
5041 (num_sign_bit_copies1): Likewise.
5042 * cse.c (cse_insn): Likewise.
5043 * fold-const.c (fold_single_bit_test): Likewise.
5044 (fold_unary_loc): Likewise.
5045 * fwprop.c (free_load_extend): Likewise.
5046 * postreload.c (reload_cse_simplify_set): Likewise.
5047 (reload_cse_simplify_operands): Likewise.
5048 * combine.c (try_combine): Likewise.
5049 (simplify_set): Likewise. Remove redundant SUBREG_BYTE and
5050 subreg_lowpart_p checks.
5052 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
5053 Alan Hayward <alan.hayward@arm.com>
5054 David Sherwood <david.sherwood@arm.com>
5056 * combine.c (simplify_shift_const_1): Use the number of bits
5057 in the inner mode to determine the range of the shift.
5058 When handling shifts of vectors, skip any rules that apply
5061 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
5062 Alan Hayward <alan.hayward@arm.com>
5063 David Sherwood <david.sherwood@arm.com>
5065 * rtlanal.c (num_sign_bit_copies1): Calculate bitwidth after
5068 2016-11-15 Matthias Klose <doko@ubuntu.com>
5070 * doc/install.texi: Remove references to gcj/libjava.
5071 * doc/invoke.texi: Likewise.
5073 2016-11-15 Jeff Law <law@redhat.com>
5075 * tree-ssa-threadbackward.c (fsm_find_thread_path): Remove unneeded
5076 parameter. Callers changed.
5077 (check-subpath_and_update_thread_path): Extracted from
5078 fsm_find_control_statement_thread_paths.
5079 (handle_phi, handle_assignment, handle_assignment_p): Likewise.
5080 (handle_phi, handle_assignment): Allow any constant node, not
5083 2016-11-15 Claudiu Zissulescu <claziss@synopsys.com>
5085 * config/arc/arc-arch.h: New file.
5086 * config/arc/arc-arches.def: Likewise.
5087 * config/arc/arc-cpus.def: Likewise.
5088 * config/arc/arc-options.def: Likewise.
5089 * config/arc/t-multilib: Likewise.
5090 * config/arc/genmultilib.awk: Likewise.
5091 * config/arc/genoptions.awk: Likewise.
5092 * config/arc/arc-tables.opt: Likewise.
5093 * config/arc/driver-arc.c: Likewise.
5094 * testsuite/gcc.target/arc/nps400-cpu-flag.c: Likewise.
5095 * common/config/arc/arc-common.c (arc_handle_option): Trace
5097 * config.gcc (arc*-*-*): Add arc-tables.opt to arc's extra
5098 options; check for supported cpu against arc-cpus.def file.
5099 (arc*-*-elf*, arc*-*-linux-uclibc*): Use new make fragment; define
5100 TARGET_CPU_BUILD macro; add driver-arc.o as an extra object.
5101 * config/arc/arc-c.def: Add emacs local variables.
5102 * config/arc/arc-opts.h (processor_type): Use arc-cpus.def file.
5103 (FPU_FPUS, FPU_FPUD, FPU_FPUDA, FPU_FPUDA_DIV, FPU_FPUDA_FMA)
5104 (FPU_FPUDA_ALL, FPU_FPUS_DIV, FPU_FPUS_FMA, FPU_FPUS_ALL)
5105 (FPU_FPUD_DIV, FPU_FPUD_FMA, FPU_FPUD_ALL): New defines.
5106 (DEFAULT_arc_fpu_build): Define.
5107 (DEFAULT_arc_mpy_option): Define.
5108 * config/arc/arc-protos.h (arc_init): Delete.
5109 * config/arc/arc.c (arc_cpu_name): New variable.
5110 (arc_selected_cpu, arc_selected_arch, arc_arcem, arc_archs)
5111 (arc_arc700, arc_arc600, arc_arc601): New variable.
5112 (arc_init): Add static; remove selection of default tune value,
5113 cleanup obsolete error messages.
5114 (arc_override_options): Make use of .def files for selecting the
5115 right cpu and option configurations.
5116 * config/arc/arc.h (stdbool.h): Include.
5117 (TARGET_CPU_DEFAULT): Define.
5118 (CPP_SPEC): Remove mcpu=NPS400 handling.
5119 (arc_cpu_to_as): Declare.
5120 (EXTRA_SPEC_FUNCTIONS): Define.
5121 (OPTION_DEFAULT_SPECS): Likewise.
5122 (ASM_DEFAULT): Remove.
5123 (ASM_SPEC): Use arc_cpu_to_as.
5124 (DRIVER_SELF_SPECS): Remove deprecated options.
5125 (arc_base_cpu): Declare.
5126 (TARGET_ARC600, TARGET_ARC601, TARGET_ARC700, TARGET_EM)
5127 (TARGET_HS, TARGET_V2, TARGET_ARC600): Make them use arc_base_cpu
5129 (MULTILIB_DEFAULTS): Use ARC_MULTILIB_CPU_DEFAULT.
5130 * config/arc/arc.md (attr_cpu): Remove.
5131 * config/arc/arc.opt (mno-mpy): Deprecate.
5132 (mcpu=ARC600, mcpu=ARC601, mcpu=ARC700, mcpu=NPS400, mcpu=ARCEM)
5133 (mcpu=ARCHS): Remove.
5134 (mcrc, mdsp-packa, mdvbf, mmac-d16, mmac-24, mtelephony, mrtsc):
5136 (mbarrel_shifte, mspfp_, mdpfp_, mdsp_pack, mmac_): Remove.
5137 (arc_fpu): Use new defines.
5138 (mpy-option): Change to use numeric or string like inputs.
5139 * config/arc/t-arc (driver-arc.o): New target.
5140 (arc-cpus, t-multilib, arc-tables.opt): Likewise.
5141 * config/arc/t-arc-newlib: Delete.
5142 * config/arc/t-arc-uClibc: Renamed to t-uClibc.
5143 * doc/invoke.texi (ARC): Update arc options.
5145 2016-11-15 Maciej W. Rozycki <macro@imgtec.com>
5147 * config/mips/mips.c (mips16_emit_constants): Emit `consttable'
5148 insn at the beginning of the constant pool.
5149 (mips_insert_insn_pseudos): New function.
5150 (mips_machine_reorg2): Call it.
5151 * config/mips/mips.md (unspec): Add UNSPEC_CONSTTABLE and
5152 UNSPEC_INSN_PSEUDO enum values.
5153 (insn_pseudo, consttable): New insns.
5155 2016-11-15 Michael Matz <matz@suse.de>
5157 PR missed-optimization/77881
5158 * combine.c (simplify_comparison): Remove useless subregs
5159 also inside the loop, not just after it.
5160 (make_compound_operation): Recognize some subregs as being
5163 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
5164 Alan Hayward <alan.hayward@arm.com>
5165 David Sherwood <david.sherwood@arm.com>
5167 * dwarf2out.c (mem_loc_descriptor): Fix GET_MODE_CLASS/
5170 2016-11-14 Michael Meissner <meissner@linux.vnet.ibm.com>
5172 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Add support
5173 for using xxinsertw and vinsert{b,h} on ISA 3.0.
5175 * config/rs6000/vsx.md (vsx_extract_<mode>): Update comment.
5176 (vsx_set_<mode>_p9): New insn to generate xxinsertw and
5177 vinsert{b,h} on ISA 3.0.
5179 2016-11-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
5181 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
5182 and cmpnop in two steps: first the ones not accessed in original gimple
5183 expression in a endian independent way and then the ones not accessed
5184 in the final result in an endian-specific way.
5185 (bswap_replace): Stop doing big endian adjustment.
5187 2016-11-14 Uros Bizjak <ubizjak@gmail.com>
5189 * config/i386/i386.md (*andndi3_doubleword): Merge operand constraints.
5190 (*ashl<mode>3_doubleword): Ditto.
5192 2016-11-14 Martin Liska <mliska@suse.cz>
5194 * tree-ssa-dse.c (dse_optimize_stmt): Remove quotes and extra new line.
5196 2016-11-14 Prasad Ghangal <prasad.ghangal@gmail.com>
5197 Richard Biener <rguenther@suse.de>
5199 * doc/invoke.texi (fgimple): Document.
5200 * dumpfile.h (TDF_GIMPLE): Add.
5201 * dumpfile.c (dump_options): Add gimple.
5202 * gimple-pretty-print.c (dump_gimple_switch): Adjust dump
5204 (dump_gimple_label): Likewise.
5205 (dump_gimple_phi): Likewise.
5206 (dump_gimple_bb_header): Likewise.
5207 (dump_phi_nodes): Likewise.
5208 (pp_cfg_jump): Likewise. Pass in dump flags.
5209 (dump_implicit_edges): Adjust.
5210 * passes.c (pass_init_dump_file): Do not dump function header
5212 * tree-cfg.c (dump_function_to_file): Dump function return type
5213 and __GIMPLE keyword for TDF_GIMPLE. Change guard for dumping
5215 * tree-pretty-print.c (dump_decl_name): Adjust dump for TDF_GIMPLE.
5216 (dump_generic_node): Likewise.
5217 * function.h (struct function): Add pass_startwith member.
5218 * passes.c (execute_one_pass): Implement startwith.
5219 * tree-ssanames.c (make_ssa_name_fn): New argument, check for version
5220 and assign proper version for parsed ssa names.
5221 * tree-ssanames.h (make_ssa_name_fn): Add new argument to the function.
5222 * internal-fn.c (expand_PHI): New function.
5223 * internal-fn.h (expand_PHI): Declared here.
5224 * internal-fn.def: New defination for PHI.
5225 * tree-cfg.c (lower_phi_internal_fn): New function.
5226 (build_gimple_cfg): Call it.
5227 (verify_gimple_call): Condition for passing label as arg in internal
5229 * tree-into-ssa.c (rewrite_add_phi_arguments): Handle already
5230 present PHIs with arguments.
5232 2016-11-14 Martin Liska <mliska@suse.cz>
5235 * common.opt: Add prefer-atomic as a new enum value for
5237 * coretypes.h: Likewise.
5238 * doc/invoke.texi: Document the new option value.
5239 * gcc.c: Replace atomic with prefer-atomic. Remove warning.
5240 * tree-profile.c (tree_profiling): Select default value
5241 of -fprofile-update when 'prefer-atomic' is selected.
5243 2016-11-14 Wilco Dijkstra <wdijkstr@arm.com>
5245 * config/arm/cortex-a57.md (cortex_a57_alu): Move extend here, bfm...
5246 (cortex_a57_alu_shift): ...here.
5248 2016-11-14 Wilco Dijkstra <wdijkstr@arm.com>
5250 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3)
5252 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
5253 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
5254 (<optab>si3_insn_uxtw): Likewise.
5255 (<optab><mode>3_insn): Likewise.
5256 (<ANY_EXTEND:optab><GPI:mode>_ashl<SHORT:mode>): Likewise.
5257 (zero_extend<GPI:mode>_lshr<SHORT:mode>): Likewise.
5258 (extend<GPI:mode>_ashr<SHORT:mode>): Likewise.
5259 (<optab><mode>): Likewise.
5260 (insv<mode>): Likewise.
5261 (andim_ashift<mode>_bfiz): Likewise.
5262 * config/aarch64/thunderx.md (thunderx_shift): Add bfx.
5263 * config/arm/cortex-a53.md (cortex_a53_alu_shift): Likewise.
5264 * config/arm/cortex-a57.md (cortex_a57_alu): Add bfx.
5265 * config/arm/exynos-m1.md (exynos_m1_alu): Add bfx.
5266 (exynos_m1_alu_p): Likewise.
5267 * config/arm/types.md: Add bfx.
5268 * config/arm/xgene1.md (xgene1_bfm): Add bfx.
5270 2016-11-14 Wilco Dijkstra <wdijkstr@arm.com>
5272 * config/aarch64/aarch64.c (cortexa57_vector_cost):
5273 Change vec_stmt_cost, vec_align_load_cost and vec_unalign_load_cost.
5275 2016-11-14 Richard Biener <rguenther@suse.de>
5277 PR tree-optimization/78312
5278 * gimple-ssa-backprop.c (backprop::prepare_change): Reset
5279 flow-sensitive info.
5281 2016-11-14 Georg-Johann Lay <avr@gjlay.de>
5284 * doc/invoke.texi (AVR Options) [-mabsdata]: Document new option.
5285 * config/avr/avr.opt (-mabsdata): New option.
5286 * config/avr/avr-arch.h (avr_device_specific_features): Add AVR_ISA_LDS.
5287 * config/avr/avr.c (avr_encode_section_info) [AVR_TINY]: If
5288 -mabsdata & symbol is not progmem, tag as AVR_SYMBOL_FLAG_TINY_ABSDATA.
5289 * config/avr/avr-mcus.def (attiny4/5/9/10/20): Use AVR_ISA_LDS.
5290 * config/avr/gen-avr-mmcu-specs.c (print_mcu): Print cc1_absdata
5291 spec depending on AVR_ISA_LDS.
5292 * config/avr/specs.h (CC1_SPEC): Enhanced by cc1_absdata spec.
5294 2016-11-13 Jakub Jelinek <jakub@redhat.com>
5296 * match.pd: Don't try to compare addresses of variables with
5299 2016-11-13 Kugan Vivekanandarajah <kuganv@linaro.org>
5301 * ipa-cp.c (ipa_get_jf_pass_through_result): Skip unary expressions.
5302 (propagate_vr_accross_jump_function): Handle unary expressions.
5303 * ipa-prop.c (ipa_set_jf_unary_pass_through): New.
5304 (load_from_param_1): New.
5305 (load_from_unmodified_param): Factor common part into load_from_param_1.
5306 (load_from_param): New.
5307 (compute_complex_assign_jump_func): Handle unary expressions.
5308 (update_jump_functions_after_inlining): Likewise.
5309 (ipa_write_jump_function): Likewise.
5310 (ipa_read_jump_function): Likewise.
5312 2016-11-13 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5315 * doc/invoke.texi: Document Wrestrict.
5316 * pretty-print.c (pp_format): Add case for "Z" specifier.
5317 (test_pp_format): Test "Z" specifier.
5319 2016-11-13 Eric Botcazou <ebotcazou@adacore.com>
5321 * ipa-icf.c (sem_function::merge): Do not create a wrapper also if the
5322 original function needs a static chain.
5324 2016-11-13 David Edelsohn <dje.gcc@gmail.com>
5327 * config/rs6000/rs6000.c (rs6000_asm_weaken_decl): Protect
5330 2016-11-12 Segher Boessenkool <segher@kernel.crashing.org>
5333 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Don't
5334 return early if !optional_tbtab.
5336 2016-11-11 Eric Botcazou <ebotcazou@adacore.com>
5338 PR rtl-optimization/59461
5339 * doc/rtl.texi (paradoxical subregs): Add missing word.
5340 * combine.c (reg_nonzero_bits_for_combine): Do not discard results
5341 in modes with precision larger than that of last_set_mode.
5342 * rtlanal.c (nonzero_bits1) <SUBREG>: If WORD_REGISTER_OPERATIONS is
5343 set and LOAD_EXTEND_OP is appropriate, propagate results from inner
5344 REGs to paradoxical SUBREGs.
5345 (num_sign_bit_copies1) <SUBREG>: Likewise. Check that the mode is not
5346 larger than a word before invoking LOAD_EXTEND_OP on it.
5348 2016-11-11 Michael Meissner <meissner@linux.vnet.ibm.com>
5351 * config/rs6000/vsx.md (vsx_extract_<mode>_p9): Correct the
5352 element order for little endian ordering.
5354 * config/rs6000/altivec.md (reduc_plus_scal_<mode>): Use
5355 VECTOR_ELT_ORDER_BIG and not BYTES_BIG_ENDIAN to adjust element
5358 2016-11-11 Uros Bizjak <ubizjak@gmail.com>
5361 * config/i386/i386.md (rotate to rotatex splitter): Avoid overflow
5362 when calculating operand 2.
5363 (rotate to rotatex zext splitter): Ditto.
5365 2016-11-11 Jeff Law <law@redhat.com>
5367 * gimple-ssa-isolate-paths.c (is_divmod_with_given_divisor): New
5369 (stmt_uses_name_in_undefined_way): New function, extracted from
5370 find_implicit_erroneous_behavior and extended for div/mod case.
5371 (stmt_uses_0_or_null_in_undefined_way): New function, extracted from
5372 find_explicit_erroneous_behavior and extended for div/mod case.
5373 (find_implicit_erroneous_behavior): Use new helper function.
5374 (find_explicit_erroneous_behavior): Use new helper function.
5376 2016-11-11 Richard Biener <rguenther@suse.de>
5378 PR tree-optimization/71575
5379 * graphite-isl-ast-to-gimple.c (copy_cond_phi_nodes): Remove
5382 2016-11-11 Richard Biener <rguenther@suse.de>
5385 * tree-ssa-uninit.c (warn_uninitialized_vars): Do not warn
5386 about uninitialized destination arg of BIT_INSERT_EXPR.
5388 2016-11-10 Sandra Loosemore <sandra@codesourcery.com>
5391 * doc/invoke.texi (Code Gen Options) [-fno-common]: Use correct
5392 terminology. Expand to remove ambiguity.
5394 2016-11-10 Segher Boessenkool <segher@kernel.crashing.org>
5396 PR rtl-optimization/78232
5397 * combine.c (try_combine): Add a big comment about why reusing i2dest
5399 (change_zero_ext): Do not call simplify_gen_binary, do the
5400 simplifications manually.
5402 2016-11-10 Michael Meissner <meissner@linux.vnet.ibm.com>
5404 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): If ISA 3.0,
5405 enable HImode and QImode to go in vector registers by default if
5406 the -mvsx-small-integer option is enabled.
5407 (rs6000_secondary_reload_simple_move): Likewise.
5408 (rs6000_preferred_reload_class): Don't force integer constants to
5409 be loaded into vector registers that we can easily make into
5410 memory (or being created in the GPRs and moved over with direct move).
5411 * config/rs6000/vsx.md (UNSPEC_P9_MEMORY): Delete, no longer used.
5412 (vsx_extract_<mode>): Rework V4SImode, V8HImode, and V16QImode
5413 vector extraction on ISA 3.0 when the scalar integer can be
5414 allocated in vector registers. Generate the VEC_SELECT directy,
5415 and don't use UNSPEC's to avoid having the scalar type in a vector
5416 register. Make the expander target registers, and let the
5417 combiner fold in results storing to memory, if the machine
5419 (vsx_extract_<mode>_di): Likewise.
5420 (vsx_extract_<mode>_p9): Likewise.
5421 (vsx_extract_<mode>_di_p9): Likewise.
5422 (vsx_extract_<mode>_store_p9): Likewise.
5423 (vsx_extract_si): Likewise.
5424 (vsx_extract_<mode>_p8): Likewise.
5425 (p9_lxsi<wd>zx): Delete, no longer used.
5426 (p9_stxsi<wd>x): Likewise.
5427 * config/rs6000/rs6000.md (INT_ISA3): New mode iterator for
5428 integers in vector registers for ISA 3.0.
5429 (QHI): Update comment.
5430 (zero_extendqi<mode>2): Add support for ISA 3.0 scalar load or
5431 vector extract instructions in sign/zero extend.
5432 (zero_extendhi<mode>): Likewise.
5433 (extendqi<mode>): Likewise.
5434 (extendhi<mode>2): Likewise.
5435 (HImode splitter for load/sign extend in vector register): Likewise.
5436 (float<QHI:mode><FP_ISA3:mode>2): Eliminate old method of
5437 optimizing floating point conversions to/from small data types and
5438 rewrite it to support QImode/HImode being allowed in vector
5439 registers on ISA 3.0.
5440 (float<QHI:mode><FP_ISA3:mode>2_internal): Likewise.
5441 (floatuns<QHI:mode><FP_ISA3:mode>2): Likewise.
5442 (floatuns<QHI:mode><FP_ISA3:mode>2_internal): Likewise.
5443 (fix_trunc<SFDF:mode><QHI:mode>2): Likewise.
5444 (fix_trunc<SFDF:mode><QHI:mode>2_internal): Likewise.
5445 (fixuns_trunc<SFDF:mode><QHI:mode>2): Likewise.
5446 (fixuns_trunc<SFDF:mode><QHI:mode>2_internal): Likewise.
5447 VSPLITISW on ISA 2.07.
5448 (movhi_internal): Combine movhi_internal and movqi_internal into
5449 one mov<mode>_internal with an iterator. Add support for QImode
5450 and HImode being allowed in vector registers. Make large number
5451 of attributes and constraints easier to read.
5452 (movqi_internal): Likewise.
5453 (mov<mode>_internal): Likewise.
5454 (movdi_internal64): Fix constraint to allow loading -16..15 with
5455 VSPLITISW on ISA 2.07.
5456 (integer XXSPLTIB splitter): Add support for QI, HI, and SImode as
5459 2016-11-10 Pat Haugen <pthaugen@us.ibm.com>
5461 PR rtl-optimization/78241
5462 * loop-unroll.c (unroll_loop_runtime_iterations): Don't adjust 'niter',
5463 but emit initial peel copy if niter expr is not reliable.
5465 2016-11-10 Segher Boessenkool <segher@kernel.crashing.org>
5467 * dwarf2cfi.c (dump_cfi_row): Add forward declaration.
5468 (maybe_record_trace_start): If the CFI is different on the new and
5469 old paths, print out both to the dump file before ICEing.
5471 2016-11-10 Vladimir Makarov <vmakarov@redhat.com>
5473 * target.def (additional_allocno_class_p): New.
5474 * hooks.h (hook_bool_reg_class_t_false): New prototype.
5475 * hooks.c (hook_bool_reg_class_t_false): New.
5476 * ira.c (setup_allocno_and_important_classes): Use the new hook.
5477 * doc/tm.texi.in (TARGET_ADDITIONAL_ALLOCNO_CLASS_P): Add it.
5478 * doc/tm.texi: Update.
5480 2016-11-10 Jason Merrill <jason@redhat.com>
5482 * gengtype.c (new_structure): Append to structures list.
5483 (find_structure): Likewise.
5485 2016-11-10 Jim Wilson <jim.wilson@linaro.org>
5487 * tree-loop-distribution.c (pg_add_dependence_edges): Return 2 if
5488 this_dir is 2. Check for this_dir non-zero before dir != this_dir
5491 2016-11-10 Jakub Jelinek <jakub@redhat.com>
5493 * omp-low.c (lower_omp_target): Fix up argument to is_reference.
5494 (expand_omp_ordered_sink): Handle TREE_PURPOSE of deps being
5496 * gimplify.c (gimplify_scan_omp_clauses): Likewise. Set
5497 ctx->target_map_scalars_firstprivate on OMP_TARGET even for Fortran.
5498 Remove omp_no_lastprivate callers. Propagate lastprivate on combined
5499 teams distribute parallel for simd even to distribute and teams
5500 construct. For OMP_CLAUSE_DEPEND add missing break at the end of
5501 OMP_CLAUSE_DEPEND_SINK case.
5502 (omp_notice_variable): Use lang_hooks.decls.omp_scalar_p.
5503 (omp_no_lastprivate): Removed.
5504 (gimplify_adjust_omp_clauses): Remove omp_no_lastprivate callers.
5505 (gimplify_omp_for): Likewise.
5506 (computable_teams_clause): Fail for automatic vars from current
5507 function not yet seen in bind expr.
5508 * langhooks.c (lhd_omp_scalar_p): New function.
5509 * langhooks.h (struct lang_hooks_for_decls): Add omp_scalar_p.
5510 * varpool.c (varpool_node::get_create): Set node->offloading
5511 even for DECL_EXTERNAL decls.
5512 * langhooks-def.h (lhd_omp_scalar_p): New prototype.
5513 (LANG_HOOKS_OMP_SCALAR_P): Define.
5514 (LANG_HOOKS_DECLS): Use it.
5516 2016-11-10 Martin Liska <mliska@suse.cz>
5519 * gimplify.c (gimplify_switch_expr): Create live_switch_vars
5520 only when SWITCH_BODY is a BIND_EXPR.
5522 2016-11-10 Pierre-Marie de Rodat <derodat@adacore.com>
5525 * dwarf2out.c (dwarf2out_early_global_decl): Call dwarf2out_decl
5526 on the context only when it has no DIE yet.
5528 2016-11-10 Richard Earnshaw <rearnsha@arm.com>
5530 * arm.h (target_cpus): Delete.
5531 * arm-opts.h (enum processor_type): Prefix entires with TARGET_CPU_.
5532 * arm.c (all_cores): Prefix IDENT with TARGET_CPU_.
5533 (all_architectures): Likewise.
5534 (arm_option_override): Adjust use of CPU enums.
5535 (arm_sched_reorder): Likewise.
5536 * vfp.md (movdi_vfp, movdi_vfp_cortexa8): Likewise.
5537 * arm.opt (mcpu, mtune): Adjust use of CPU enums.
5538 * arm/genopt.sh (processor_type): Prefix enumeration entries with
5540 * arm-tables.opt: Regenerated.
5542 2016-11-10 Siddhesh Poyarekar <siddhesh.poyarekar@linaro.org>
5544 * config/aarch64/aarch64-cores.def (qdf24xx): Update part number.
5546 * config/aarch64/aarch64-tune.md: Regenerated.
5547 * config/arm/arm-cores.def (falkor): New core.
5548 * config/arm/arm-tables.opt: Regenerated.
5549 * config/arm/arm-tune.md: Regenerated.
5550 * config/arm/bpabi.h (BE8_LINK_SPEC): Add falkor support.
5551 * config/arm/t-aprofile (MULTILIB_MATCHES): Likewise.
5552 * doc/invoke.texi (AArch64 Options/-mtune): Document it.
5553 (ARM Options/-mtune): Likewise.
5555 2016-11-10 Kugan Vivekanandarajah <kuganv@linaro.org>
5558 2016-11-09 Kugan Vivekanandarajah <kuganv@linaro.org>
5560 * ipa-cp.c (ipa_get_jf_pass_through_result): Handle unary expressions.
5561 (propagate_vr_accross_jump_function): Likewise.
5562 * ipa-prop.c (ipa_set_jf_unary_pass_through): New.
5563 (load_from_param_1): New.
5564 (load_from_unmodified_param): Factor common part into load_from_param_1.
5565 (load_from_param): New.
5566 (compute_complex_assign_jump_func): Handle unary expressions.
5567 (ipa_write_jump_function): Likewise.
5568 (ipa_read_jump_function): Likewise.
5570 2016-11-09 Segher Boessenkool <segher@kernel.crashing.org>
5572 * simplify-rtx.c (simplify_binary_operation_1): Simplify
5573 (xor (and (xor A B) C) B) to (ior (and A C) (and B ~C)) and
5574 (xor (and (xor A B) C) A) to (ior (and A ~C) (and B C)) if C
5577 2016-11-09 David Malcolm <dmalcolm@redhat.com>
5579 * print-rtl-function.c: Include varasm.h.
5580 (print_any_param_name): New function.
5581 (print_param): New function.
5582 (print_rtx_function): Call print_param for each argument.
5583 * print-rtl.c (rtx_writer::finish_directive): New function.
5584 * print-rtl.h (rtx_writer::finish_directive): New decl.
5586 2016-11-09 Uros Bizjak <ubizjak@gmail.com>
5589 * config/i386/i386.md (*<shift_insn><mode>3_doubleword): Mark
5590 operand 0 as earlyclobber.
5591 (*ashl<mode>3_doubleword): Ditto for all operand 0 alternatives.
5593 2016-11-09 Martin Liska <mliska@suse.cz>
5595 * fold-const-call.c (fold_const_call): Fix up type of s0 and s1.
5597 2016-11-09 Jakub Jelinek <jakub@redhat.com>
5600 * builtins.c (expand_builtin_memcmp): Formatting fix.
5602 * flag-types.h (enum sanitize_code): Add SANITIZE_SHIFT_BASE
5603 and SANITIZE_SHIFT_EXPONENT, change SANITIZE_SHIFT to bitwise
5604 or of them, renumber other enumerators.
5605 * opts.c (sanitizer_opts): Add shift-base and shift-exponent.
5606 * doc/invoke.texi: Document -fsanitize=shift-base and
5607 -fsanitize-shift-exponent, document -fsanitize=shift as
5608 having those 2 suboptions.
5610 2016-11-09 Richard Biener <rguenther@suse.de>
5612 * fold-const.c (tree_swap_operands_p): Remove unused arg.
5613 * fold-const.c (tree_swap_operands_p): Likewise.
5614 (fold_binary_loc): Adjust.
5615 (fold_ternary_loc): Likewise.
5616 * genmatch.c (dt_operand::gen_gimple_exp): Likewise.
5617 * gimple-fold.c (fold_stmt_1): Likewise.
5618 * gimple-match-head.c (gimple_resimplify2): Likewise.
5619 (gimple_resimplify3): Likewise.
5620 (gimple_simplify): Likewise.
5621 * tree-ssa-dom.c (record_equality): Likewise.
5622 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Likewise.
5623 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
5624 * tree-ssa-threadedge.c (simplify_control_stmt_condition_1): Likewise.
5626 2016-11-09 Richard Biener <rguenther@suse.de>
5628 * tree-ssa-dom.c (canonicalize_comparison): Remove.
5629 (optimize_stmt): Remove redundant pre-propagation canonicalization
5630 of comparison operand order.
5632 2016-11-09 Martin Liska <mliska@suse.cz>
5634 * fold-const-call.c (fold_const_call): Fix the folding.
5636 2016-11-09 Richard Biener <rguenther@suse.de>
5638 * common.opt (flag_evaluation_order): Remove.
5639 * expr.c (expand_operands): Remove code guarded by
5640 flag_evaluation_order.
5641 * fold-const.c (reorder_operands_p): Remove, it always returns
5643 (negate_expr_p): Remove calls to reorder_operands_p.
5644 (fold_negate_expr): Likewise.
5645 (tree_swap_operands_p): Likewise.
5646 (fold_binary_loc): Likewise.
5648 2016-11-09 Andreas Schwab <schwab@suse.de>
5651 * config/m68k/m68k.md: Reject out-of-range bit pos in bit-fields
5652 insns operating on a register.
5654 2016-11-09 Richard Biener <rguenther@suse.de>
5656 PR tree-optimization/78007
5657 * tree-vect-stmts.c (vectorizable_bswap): New function.
5658 (vectorizable_call): Call vectorizable_bswap for
5659 BUILT_IN_BSWAP{16,32,64} if arguments are not promoted.
5661 2016-11-09 Richard Biener <rguenther@suse.de>
5663 * tree-vect-data-refs.c (vect_compute_data_ref_alignment):
5664 Look at the DR_BASE_ADDRESS object for forcing alignment.
5666 2016-11-09 Kugan Vivekanandarajah <kuganv@linaro.org>
5668 * ipa-cp.c (ipa_get_jf_pass_through_result): Handle unary expressions.
5669 (propagate_vr_accross_jump_function): Likewise.
5670 * ipa-prop.c (ipa_set_jf_unary_pass_through): New.
5671 (load_from_param_1): New.
5672 (load_from_unmodified_param): Factor common part into load_from_param_1.
5673 (load_from_param): New.
5674 (compute_complex_assign_jump_func): Handle unary expressions.
5675 (ipa_write_jump_function): Likewise.
5676 (ipa_read_jump_function): Likewise.
5678 2016-11-09 Kugan Vivekanandarajah <kuganv@linaro.org>
5681 * ipa-cp.c (propagate_vr_accross_jump_function): Pass param type.
5682 Also fold constant passed as argument while computing value range.
5683 (propagate_constants_accross_call): Pass param type.
5684 * ipa-prop.c: export ipa_get_callee_param_type.
5685 * ipa-prop.h: export ipa_get_callee_param_type.
5687 2016-11-09 Maxim Ostapenko <m.ostapenko@samsung.com>
5689 * asan.h (asan_intercepted_p): Handle BUILT_IN_STRCSPN,
5690 BUILT_IN_STRPBRK, BUILT_IN_STRSPN and BUILT_IN_STRSTR.
5692 2016-11-09 Maxim Ostapenko <m.ostapenko@samsung.com>
5694 * asan.h (ASAN_STACK_MAGIC_PARTIAL): Remove.
5695 * asan.c (ASAN_STACK_MAGIC_PARTIAL): Replace with
5696 ASAN_STACK_MAGIC_MIDDLE.
5697 (asan_global_struct): Increase the size of fields.
5698 (asan_add_global): Add new field constructor.
5699 * sanitizer.def (__asan_version_mismatch_check_v6): Replace with
5700 __asan_version_mismatch_check_v8.
5702 2016-11-08 David Edelsohn <dje.gcc@gmail.com>
5704 * dwarf2asm.c (USE_LINKONCE_INDIRECT): Test XCOFF_DEBUGGING_INFO
5707 2016-11-08 Uros Bizjak <ubizjak@gmail.com>
5710 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p):
5711 Handle ASHIFT and LSHIFTRT.
5712 (dimode_scalar_chain::compute_convert_gain): Ditto.
5713 (dimode_scalar_chain::convert_insn): Ditto.
5715 2016-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5717 * gimple-ssa-store-merging.c: Include selftest.h
5718 (verify_array_eq): New function.
5719 (verify_shift_bytes_in_array): Likewise.
5720 (verify_shift_bytes_in_array_right): Likewise.
5721 (verify_clear_bit_region): Likewise.
5722 (verify_clear_bit_region_be): Likewise.
5723 (store_merging_c_tests): Likewise.
5724 * selftest.h (store_merging_c_tests): Declare prototype.
5725 * selftest-run-tests.c (selftest::run_tests): Run
5726 store_merging_c_tests.
5728 2016-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5730 * config/arm/arm.opt (mold-rtx-costs): Delete.
5731 (mnew-generic-costs): Delete.
5732 * config/arm/arm-protos.h (struct tune_params): Delete rtx_costs field.
5733 * config/arm/arm.c (arm_rtx_costs_1): Delete.
5734 (arm_size_rtx_costs): Likewise.
5735 (arm_slowmul_rtx_costs): Likewise.
5736 (arm_fastmul_rtx_costs): Likewise.
5737 (arm_xscale_rtx_costs): Likewise.
5738 (arm_9e_rtx_costs): Likewise.
5739 (arm_slowmul_tune, arm_fastmul_tune, arm_strongarm_tune,
5740 arm_xscale_tune, arm_9e_tune, arm_v6t2_tune, arm_cortex_tune,
5741 arm_cortex_a8_tune, arm_cortex_a7_tune, arm_cortex_a15_tune,
5742 arm_cortex_a53_tune, arm_cortex_a57_tune, arm_cortex_a9_tune,
5743 arm_cortex_a12_tune, arm_v7m_tune, arm_v6m_tune, arm_fa726te_tune
5744 arm_cortex_a5_tune, arm_xgene1_tune, arm_marvell_pj4_tune,
5745 arm_cortex_a35_tune, arm_exynosm1_tune, arm_cortex_a73_tune,
5746 arm_cortex_m7_tune):
5747 Delete rtx_costs field.
5748 (arm_new_rtx_costs): Rename to...
5749 (arm_rtx_costs_internal): ... This.
5750 (arm_rtx_costs): Remove old way of doing rtx costs.
5752 2016-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5754 * config/arm/arm.c (arm_slowmul_tune): Use generic_extra_costs.
5755 (arm_fastmul_tune): Likewise.
5756 (arm_strongarm_tune): Likewise.
5757 (arm_xscale_tune): Likewise.
5758 (arm_9e_tune): Likewise.
5759 (arm_marvell_pj4_tune): Likewise.
5760 (arm_v6t2_tune): Likewise.
5761 (arm_v6m_tune): Likewise.
5762 (arm_fa726te_tune): Likewise.
5764 2016-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5766 PR tree-optimization/78234
5767 * gimple-ssa-store-merging.c (clear_bit_region): Fix off-by-one error
5770 2016-11-08 Martin Liska <mliska@suse.cz>
5773 * dbgcnt.def: Add new debug counter asan_use_after_scope.
5774 * gimplify.c (gimplify_decl_expr): Do not sanitize vars
5775 with a value expr. Do not add artificial variables to
5776 live_switch_vars. Use the debug counter.
5777 (gimplify_target_expr): Use the debug counter.
5778 * internal-fn.def: Remove ECF_TM_PURE from ASAN_MARK builtin.
5779 * sanitizer.def: Set ATTR_NOTHROW_LEAF_LIST to
5780 BUILT_IN_ASAN_CLOBBER_N and BUILT_IN_ASAN_UNCLOBBER_N.
5782 2016-11-08 Richard Biener <rguenther@suse.de>
5784 * tree-vect-stmts.c (get_group_load_store_type): If the
5785 access is aligned do not trigger peeling for gaps.
5786 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Do not
5787 force alignment of vars with DECL_USER_ALIGN.
5789 2016-11-08 James Greenhalgh <james.greenhalgh@arm.com>
5791 * config/aarch64/t-aarch64 (aarch64-c.o): Depend on TARGET_H.
5793 2016-11-08 Richard Biener <rguenther@suse.de>
5795 PR tree-optimization/78205
5796 * tree-vect-stmts.c (vectorizable_load): Move check whether
5797 we may run into gaps when BB vectorizing SLP permutations ...
5798 * tree-vect-slp.c (vect_supported_load_permutation_p): ...
5799 here where we can do a more precise check.
5801 2016-11-08 Richard Biener <rguenther@suse.de>
5803 PR tree-optimization/78224
5804 * tree-call-cdce.c (shrink_wrap_one_built_in_call_with_conds):
5805 Split the fallthru edge in case its successor may have PHIs.
5806 Do not free dominance info.
5808 2016-11-07 Jakub Jelinek <jakub@redhat.com>
5811 * config/i386/i386.c (ix86_gimple_fold_builtin): Do not adjust
5812 EH info even for bzhi and pdep/pext.
5814 2016-11-07 Peter Bergner <bergner@vnet.ibm.com>
5816 * config.gcc (powerpc*-*-*, rs6000*-*-*): Remove setting of
5817 INCLUDE_EXTRA_SPEC for Advance Toolchain builds.
5819 2016-11-07 Segher Boessenkool <segher@kernel.crashing.org>
5821 * config/rs6000/rs6000.md (div<mode>3): Expand using rs6000_emit_swdiv
5823 * config/rs6000/vector.md (div<mode>3): Ditto.
5825 2016-11-07 David Edelsohn <dje.gcc@gmail.com>
5827 * configure.ac (.hidden): Change to conftest_s string. Provide string
5829 (gcc_cv_ld_hidden): Yes for AIX.
5830 * configure: Regenerate.
5832 * dwarf2asm.c (USE_LINKONCE_INDIRECT): Don't set for AIX (XCOFF).
5834 * config/rs6000/rs6000-protos.h (rs6000_asm_weaken_decl): Declare
5835 (rs6000_xcoff_asm_output_aligned_decl_common): Declare.
5836 * config/rs6000/xcoff.h (TARGET_ASM_GLOBALIZE_DECL_NAME): Define.
5837 (ASM_OUTPUT_ALIGNED_DECL_COMMON): Define.
5838 (ASM_OUTPUT_ALIGNED_COMMON): Delete.
5839 * config/rs6000/rs6000.c (rs6000_init_builtins): Change clog rename
5841 (rs6000_xcoff_visibility): New.
5842 (rs6000_xcoff_declare_function_name): Add visibility support.
5843 (rs6000_xcoff_asm_globalize_decl_name): New.
5844 (rs6000_xcoff_asm_output_aligned_decl_common): New.
5845 (rs6000_asm_weaken_decl): New.
5846 (rs6000_code_end): Disable HIDDEN_LINKONCE on XCOFF.
5847 config/rs6000/rs6000.h (ASM_WEAKEN_DECL): Change definition to
5850 2016-11-07 Jack Howarth <howarth.at.gcc@gmail.com>
5853 * incpath.c (remove_dup): Also silently ignore EPERM.
5855 2016-11-07 Martin Jambor <mjambor@suse.cz>
5857 * tree.c (verify_type_variant): Use pointer comparison to check that
5858 TYPE_SIZE_UNIT match.
5860 2016-11-07 Jakub Jelinek <jakub@redhat.com>
5863 * dse.c (dse_step5): Call scan_reads even if just
5864 insn_info->frame_read. Improve and fix dump file messages.
5867 * config/i386/i386.c (ix86_expand_sse_cmp): Force dest into
5868 cmp_mode argument even for -O0 if cmp_mode != mode and maskcmp.
5870 2016-11-07 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5873 * match.pd: Add following two patterns:
5874 (x == 0 & y == 0) -> (x | typeof(x)(y)) == 0.
5875 (x != 0 | y != 0) -> (x | typeof(x)(y)) != 0.
5877 2016-11-07 Bernd Schmidt <bschmidt@redhat.com>
5879 * emit-rtl.c (emit_copy_of_insn_after): Duplicate notes in order.
5880 * sel-sched-ir.c (create_copy_of_insn_rtx): Likewise.
5881 * rtl.h (duplicate_reg_notes): Declare.
5882 * rtlanal.c (duplicate_reg_note): New function.
5884 PR rtl-optimization/77309
5885 * combine.c (make_compound_operation): Allow EQ for IN_CODE, and
5886 don't assume an equality comparison for plain COMPARE.
5887 (simplify_comparison): Pass a more accurate code to
5888 make_compound_operation.
5890 2016-11-07 Pat Haugen <pthaugen@us.ibm.com>
5892 * target.def (compute_pressure_classes): New target hook.
5893 * doc/tm.texi.in: Document it.
5894 * doc/tm.texi: Regenerate.
5895 * ira.c (setup_pressure_classes): Call target hook if defined.
5897 2016-11-07 David Malcolm <dmalcolm@redhat.com>
5899 * print-rtl.c (rtx_writer::operand_has_default_value_p): New
5901 (rtx_writer::print_rtx): In compact mode, omit trailing operands
5902 that have the default values.
5903 * print-rtl.h (rtx_writer::operand_has_default_value_p): New
5905 * rtl-tests.c (selftest::test_dumping_insns): Remove empty
5906 label string from expected dump.
5907 (seltest::test_uncond_jump): Remove trailing "(nil)" for REG_NOTES
5910 2016-11-07 Jakub Jelinek <jakub@redhat.com>
5913 * alias.c (nonoverlapping_memrefs_p): If one decl is
5914 FUNCTION_DECL or LABEL_DECL and the other is not, return 1.
5916 2016-11-07 Richard Biener <rguenther@suse.de>
5919 * config/i386/i386.c (ix86_gimple_fold_builtin): Do not adjust
5922 2016-11-07 Richard Biener <rguenther@suse.de>
5924 PR tree-optimization/78218
5925 * gimple-ssa-store-merging.c
5926 (pass_store_merging::terminate_all_aliasing_chains):
5927 Drop unused argument, fix alias check to also consider uses.
5928 (pass_store_merging::execute): Adjust.
5930 2016-11-07 Richard Biener <rguenther@suse.de>
5932 PR tree-optimization/78228
5933 * tree-ssa-phiopt.c (abs_replacement): Avoid introducing
5936 2016-11-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5939 * config/aarch64/aarch64.md (*tb<optab><mode>1): Use
5940 aarch64_simd_shift_imm_<mode> predicate for operand 1.
5941 (<optab>, ANY_EXTRACT): Use tighter predicates on operands 2 and 3
5942 to restrict them to an appropriate range and add FAIL check if the
5943 region they specify is out of range. Delete useless constraint
5945 (*<optab><mode>, ANY_EXTRACT): Add appropriate predicates on operands
5946 2 and 3 to restrict their range and add pattern predicate.
5948 2016-11-07 Martin Liska <mliska@suse.cz>
5950 * asan.c (enum asan_check_flags): Move the enum to header file.
5951 (asan_init_shadow_ptr_types): Make type creation more generic.
5952 (shadow_mem_size): New function.
5953 (asan_emit_stack_protection): Use newly added ASAN_SHADOW_GRANULARITY.
5954 Rewritten stack unpoisoning code.
5955 (build_shadow_mem_access): Add new argument return_address.
5956 (instrument_derefs): Instrument local variables if use after scope
5957 sanitization is enabled.
5958 (asan_store_shadow_bytes): New function.
5959 (asan_expand_mark_ifn): Likewise.
5960 (asan_sanitize_stack_p): Moved from asan_sanitize_stack_p.
5961 * asan.h (enum asan_mark_flags): Moved here from asan.c
5962 (asan_protect_stack_decl): Protect all declaration that need
5964 (asan_sanitize_use_after_scope): New function.
5965 (asan_no_sanitize_address_p): Likewise.
5966 * cfgexpand.c (partition_stack_vars): Consider
5967 asan_sanitize_use_after_scope in condition.
5968 (expand_stack_vars): Likewise.
5969 * common.opt (-fsanitize-address-use-after-scope): New option.
5970 * doc/invoke.texi (use-after-scope-direct-emission-threshold):
5971 Explain the parameter.
5972 * flag-types.h (enum sanitize_code): Define SANITIZE_USE_AFTER_SCOPE.
5973 * gimplify.c (build_asan_poison_call_expr): New function.
5974 (asan_poison_variable): Likewise.
5975 (gimplify_bind_expr): Generate poisoning/unpoisoning for local
5976 variables that have address taken.
5977 (gimplify_decl_expr): Likewise.
5978 (gimplify_target_expr): Likewise for C++ temporaries.
5979 (sort_by_decl_uid): New function.
5980 (gimplify_expr): Unpoison all variables for a label we can jump
5981 from outside of a scope.
5982 (gimplify_switch_expr): Unpoison variables defined in the switch
5984 (gimplify_function_tree): Clear asan_poisoned_variables.
5985 (asan_poison_variables): New function.
5986 (warn_switch_unreachable_r): Handle IFN_ASAN_MARK.
5987 * internal-fn.c (expand_ASAN_MARK): New function.
5988 * internal-fn.def (ASAN_MARK): Declare.
5989 * opts.c (finish_options): Handle -fstack-reuse if
5990 -fsanitize-address-use-after-scope is enabled.
5991 (common_handle_option): Enable address sanitization if
5992 -fsanitize-address-use-after-scope is enabled.
5993 * params.def (PARAM_USE_AFTER_SCOPE_DIRECT_EMISSION_THRESHOLD):
5995 * params.h: Likewise.
5996 * sancov.c (pass_sanopt::execute): Handle IFN_ASAN_MARK.
5997 * sanitizer.def: Define __asan_poison_stack_memory and
5998 __asan_unpoison_stack_memory functions.
5999 * asan.c (asan_mark_poison_p): New function.
6000 (transform_statements): Handle asan_mark_poison_p calls.
6001 * gimple.c (nonfreeing_call_p): Handle IFN_ASAN_MARK.
6003 2016-11-07 Tamar Christina <tamar.christina@arm.com>
6006 * Makefile.in (SELFTEST_FLAGS): Added -o /dev/null.
6008 2016-11-07 Martin Liska <mliska@suse.cz>
6010 * tree-profile.c (gimple_gen_time_profiler): Set proper type
6011 to time_profiler_counter_ptr.
6013 2016-11-07 Richard Biener <rguenther@suse.de>
6015 PR tree-optimization/37150
6016 * tree-vectorizer.h (vect_transform_slp_perm_load): Add n_perms
6018 * tree-vect-slp.c (vect_supported_load_permutation_p): Adjust.
6019 (vect_analyze_slp_cost_1): Account for the real number of
6020 permutations emitted and for dead loads.
6021 (vect_transform_slp_perm_load): Add n_perms parameter counting
6022 the number of emitted permutations.
6023 * tree-vect-stmts.c (vectorizable_load): Adjust.
6025 2016-11-07 Richard Biener <rguenther@suse.de>
6027 PR tree-optimization/78189
6028 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Fix
6029 alignment computation.
6031 2016-11-06 Kugan Vivekanandarajah <kuganv@linaro.org>
6033 * ipa-cp.c (ipcp_bits_lattice::meet_with): Remove unreachable code.
6035 2016-11-05 Martin Sebor <msebor@redhat.com>
6037 * doc/invoke.texi (Warning Options): Correct typos in -Walloca
6040 2016-11-05 David Edelsohn <dje.gcc@gmail.com>
6044 * ipa-comdats.c (pass_ipa_comdats::gate): Require HAVE_COMDAT_GROUP.
6046 2016-11-04 Jakub Jelinek <jakub@redhat.com>
6049 * alias.c (nonoverlapping_memrefs_p): Return 0 if exprx or expry
6050 doesn't have rtl set.
6052 2016-11-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6054 * config/rs6000/rs6000.c (gimple-ssa.h): New #include.
6055 (TARGET_GIMPLE_FOLD_BUILTIN): Define as
6056 rs6000_gimple_fold_builtin.
6057 (rs6000_gimple_fold_builtin): New function. Add handling for
6058 early expansion of vector addition builtins.
6060 2016-11-04 Eric Botcazou <ebotcazou@adacore.com>
6062 * expr.h (copy_blkmode_from_reg): Delete.
6063 * expr.c (copy_blkmode_from_reg): Make static.
6065 2016-11-04 Eric Botcazou <ebotcazou@adacore.com>
6067 * defaults.h (LOAD_EXTEND_OP): Define if not already defined.
6068 * combine.c (LOAD_EXTEND_OP): Delete.
6069 (simplify_comparison): Fix comment about LOAD_EXTEND_OP.
6070 * cse.c (LOAD_EXTEND_OP): Delete.
6071 * fold-const.c (LOAD_EXTEND_OP): Likewise.
6072 * fwprop.c (free_load_extend): Remove #ifdef LOAD_EXTEND_OP/#endif.
6073 * postreload.c (LOAD_EXTEND_OP): Delete.
6074 * reload.c (push_reload): Remove #ifdef LOAD_EXTEND_OP/#endif.
6075 Convert conditional compilation based on WORD_REGISTER_OPERATIONS.
6076 (find_reloads): Likewise.
6077 * reload1.c (eliminate_regs_1): Likewise.
6078 * rtlanal.c (nonzero_bits1): Remove #ifdef LOAD_EXTEND_OP/#endif.
6079 (num_sign_bit_copies1): Likewise.
6081 2016-11-04 David Malcolm <dmalcolm@redhat.com>
6083 * config/i386/i386.c: Include "selftest.h" and "selftest-rtl.h".
6084 (selftest::ix86_test_dumping_hard_regs): New function.
6085 (selftest::ix86_run_selftests): New function.
6086 (TARGET_RUN_TARGET_SELFTESTS): When CHECKING_P, wire this up to
6087 selftest::ix86_run_selftests.
6088 * doc/tm.texi.in (TARGET_RUN_TARGET_SELFTESTS): New.
6089 * doc/tm.texi: Regenerate
6090 * selftest-rtl.h: New file.
6091 * rtl-tests.c: Include "selftest-rtl.h".
6092 (selftest::assert_rtl_dump_eq): Make non-static.
6093 (ASSERT_RTL_DUMP_EQ): Move to selftest-rtl.h.
6094 (selftest::test_dumping_regs): Update comment.
6095 * selftest-run-tests.c: Include "target.h".
6096 (selftest::run_tests): If non-NULL, call
6097 targetm.run_target_selftests.
6098 * target.def (run_target_selftests): New hook.
6100 2016-11-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
6102 * config/arm/arm-arches.def (armv8-m.main+dsp): Set Cortex-M33 as
6103 representative core for this architecture.
6104 * config/arm/arm-cores.def (cortex-m33): Define new processor.
6105 * config/arm/arm-tables.opt: Regenerate.
6106 * config/arm/arm-tune.md: Likewise.
6107 * config/arm/bpabi.h (BE8_LINK_SPEC): Add Cortex-M33 to the list of
6108 valid -mcpu options.
6109 * doc/invoke.texi (ARM Options): Document new Cortex-M33 processor.
6111 2016-11-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
6113 * config/arm/arm-arches.def (armv8-m.base): Set Cortex-M23 as
6114 representative core for this architecture.
6115 * config/arm/arm-cores.def (cortex-m23): Define new processor.
6116 * config/arm/arm-tables.opt: Regenerate.
6117 * config/arm/arm-tune.md: Likewise.
6118 * config/arm/arm.c (arm_v6m_tune): Add Cortex-M23 to the list of cores
6119 this tuning parameters apply to in the comment.
6120 * config/arm/bpabi.h (BE8_LINK_SPEC): Add Cortex-M23 to the list of
6121 valid -mcpu options.
6122 * doc/invoke.texi (ARM Options): Document new Cortex-M23 processor.
6124 2016-11-04 Bin Cheng <bin.cheng@arm.com>
6126 * fold-const.c (fold_cond_expr_with_comparison): Remove call
6127 to pedantic_non_lvalue_loc. Remove useless code for lvalue
6128 where cond_expr can't be a lvalue.
6130 2016-11-04 Claudiu Zissulescu <claziss@synopsys.com>
6132 * config/arc/arc.c (arc_process_double_reg_moves): Use
6134 * config/arc/arc.md (movsi_insn): Disable unsupported move
6135 instructions for ARCv2 cores.
6136 (movdi): Use prepare_move_operands.
6137 (movsf, movdf): Use move_dest_operand predicate.
6138 * config/arc/constraints.md (Chs): Enable when barrel shifter is
6140 * config/arc/fpu.md (divsf3): Change to divsf3_fpu.
6141 * config/arc/fpx.md (dexcl_3op_peep2_insn): Dx data register is
6143 (dexcl_3op_peep2_insn_nores): Likewise.
6144 * config/arc/arc.h (SHIFT_COUNT_TRUNCATED): Define to one.
6145 (LINK_COMMAND_SPEC): Remove.
6147 2016-11-04 Richard Biener <rguenther@suse.de>
6150 * loop-invariant.c (find_exits): Record entering inner
6151 loops as possibly exiting to handle infinite sub-loops.
6152 * tree-ssa-loop-im.c: Include tree-ssa-loop-niter.h.
6153 (fill_always_executed_in_1): Honor infinite child loops.
6155 2016-11-03 Michael Meissner <meissner@linux.vnet.ibm.com>
6158 * config/rs6000/vsx.md (vsx_extract_<mode>_di): The element number
6159 has already been adjusted for endianness, so don't adjust it any
6163 * config/rs6000/rs6000.h (FLOAT128_IBM_P): Do not allow IFmode or
6164 ICmode unless we have standard PowerPC floating point.
6165 * config/rs6000/rs6000.md (FP iterator): Likewise.
6166 (FMOVE128 iterator): Likewise.
6168 2016-11-03 Jakub Jelinek <jakub@redhat.com>
6169 Alexandre Oliva <aoliva@redhat.com>
6170 Jason Merrill <jason@redhat.com>
6174 * langhooks.h (struct lang_hooks_for_types): Add type_dwarf_attribute
6176 * langhooks.c (lhd_type_dwarf_attribute): New function.
6177 * langhooks-def.h (lhd_type_dwarf_attribute): Declare.
6178 (LANG_HOOKS_TYPE_DWARF_ATTRIBUTE): Define.
6179 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add
6180 LANG_HOOKS_TYPE_DWARF_ATTRIBUTE.
6181 (check_qualified_type, check_aligned_type): Call it.
6182 * dwarf2out.c (modified_type_die): Don't use type_main_variant
6183 for FUNCTION_TYPE or METHOD_TYPE, instead walk over variants with
6184 check_base_type and check_lang_type.
6185 (gen_ptr_to_mbr_type_die): If lookup_type_die is already non-NULL,
6186 return early. For pointer-to-data-member add DW_AT_use_location
6188 (gen_subroutine_type_die): Add DW_AT_{,rvalue_}reference attribute
6190 (gen_type_die_with_usage): Don't use type_main_variant
6191 for FUNCTION_TYPE or METHOD_TYPE, instead walk over variants with
6192 check_base_type and check_lang_type. Formatting fixes. Call
6193 get_debug_type langhook.
6195 2016-11-03 Jason Merrill <jason@redhat.com>
6197 * tree.c (check_lang_type): New.
6198 (check_qualified_type): Use it.
6199 (check_aligned_type): Use it.
6200 * tree.h: Declare it.
6202 2016-11-03 Richard Earnshaw <rearnsha@arm.com>
6204 * config.gcc (arm-wrs-vxworks): Set target_cpu_cname.
6205 (arm*-freebsd*): Likewise.
6206 (arm*-*-netbsdelf*): Likewise.
6207 (arm*-*-linux*): Likewise.
6208 (arm*-*-uclinux*eabi*): Likewise.
6209 (arm*-*-phoenix*): Likewise.
6210 (arm*-*-eabi*, arm*-*-symbianelf*, arm*-*-rtems*): Likewise.
6211 (arm*-*-*): Don't clobber target_cpu_cname when --with-cpu is not
6212 specified. Default to arm6 if target_cpu_cname is not set.
6213 * arm/arm.c (arm_option_override): Simplify logic. Assert that the
6214 default cpu has been correctly configured.
6215 * arm/arm.h (TARGET_CPU_DEFAULT): Delete.
6216 (target_cpus): Delete TARGET_CPU_generic, add TARGET_CPU_num_cores.
6217 * arm/freebsd.h (SUBTARGET_CPU_DEFAULT): Delete.
6218 * arm/linux-eabi.h (SUBTARGET_CPU_DEFAULT): Delete.
6219 * arm/linux-elf.h (SUBTARGET_CPU_DEFAULT): Delete.
6220 * arm/symbian.h (SUBTARGET_CPU_DEFAULT): Delete.
6221 * arm/unknown-elf.h (SUBTARGET_CPU_DEFAULT): Delete.
6223 2016-11-03 Jiong Wang <jiong.wang@arm.com>
6225 * reg-notes.def (CFA_VAL_EXPRESSION): New entry.
6226 * dwarf2cfi.c (dwarf2out_frame_debug_cfa_val_expression): New function.
6227 (dwarf2out_frame_debug): Support REG_CFA_VAL_EXPRESSION.
6228 (output_cfa_loc): Support DW_CFA_val_expression.
6229 (output_cfa_loc_raw): Likewise.
6230 (output_cfi): Likewise.
6231 (output_cfi_directive): Likewise.
6232 * dwarf2out.c (dw_cfi_oprnd1_desc): Support DW_CFA_val_expression.
6233 (dw_cfi_oprnd2_desc): Likewise.
6234 (mem_loc_descriptor): Recognize new pattern generated for value
6237 2016-11-03 Segher Boessenkool <segher@kernel.crashing.org>
6239 PR rtl-optimization/78186
6240 * combine.c (change_zero_ext): Mask the RHS of a zero_extract as
6241 well, when converting to IOR.
6243 2016-11-03 Eric Botcazou <ebotcazou@adacore.com>
6245 * config/sparc/sparc.md (vec_interleave_lowv8qi): Delete.
6246 (vec_interleave_highv8qi): Likewise.
6248 2016-11-03 Martin Liska <mliska@suse.cz>
6250 * profile.c (instrument_values): Fix coding style.
6251 (branch_prob): Use renamed function.
6252 * tree-profile.c (init_ic_make_global_vars): Likewise.
6253 (gimple_init_edge_profiler): Rename to
6254 gimple_init_gcov_profiler.
6255 tree_time_profiler_counter variable declaration.
6256 (gimple_gen_time_profiler): Rewrite to do a direct gimple code
6258 * value-prof.h: Remove an argument.
6260 2016-11-03 Richard Biener <rguenther@suse.de>
6262 * config/rs6000/rs6000.c (rs6000_xcoff_declare_object_name): Use
6263 symtab_node::get_create.
6265 2016-11-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6267 * rtlanal.c (nonzero_bits1): Fix WORD_REGISTER_OPERATIONS condition.
6268 Move comments into more natural position.
6270 2016-11-03 Vineet Gupta <vgupta@synopsys.com>
6272 * config/arc/arc.h (SIZE_TYPE): Define as unsigned int.
6273 (PTRDIFF_TYPE): Define as int.
6275 2016-11-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6277 * ccmp.c (expand_ccmp_expr_1): Adjust.
6278 (expand_ccmp_expr): Likewise.
6279 (expand_ccmp_next): Likewise.
6280 * config/aarch64/aarch64.c (aarch64_gen_ccmp_next): Likewise.
6281 (aarch64_gen_ccmp_first): Likewise.
6282 * doc/tm.texi: Regenerate.
6283 * target.def (gen_ccmp_first): Change argument types to rtx_insn *.
6284 (gen_ccmp_next): Likewise.
6286 2016-11-03 Bin Cheng <bin.cheng@arm.com>
6288 * tree-vect-loop.c (destroy_loop_vec_info): Handle cond_expr.
6289 (vect_is_simple_reduction): Swap cond_reduction by inversion.
6291 2016-11-02 Uros Bizjak <ubizjak@gmail.com>
6293 * config/i386/i386.c (ix86_init_libfuncs): New. Call
6294 darwin_rename_builtins here.
6295 (ix86_expand_divmod_libfunc): New.
6296 (TARGET_INIT_LIBFUNCS): Unconditionally define to ix86_init_libfuncs.
6297 (TARGET_EXPAND_DIVMOD_LIBFUNC): Define.
6299 2016-11-02 Cesar Philippidis <cesar@codesourcery.com>
6300 Nathan Sidwell <nathan@acm.org>
6302 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): Set to zero.
6304 2016-11-02 Max Filippov <jcmvbkbc@gmail.com>
6306 * config/xtensa/xtensa.c (xtensa_output_integer_literal_parts):
6308 (xtensa_output_literal): Use xtensa_output_integer_literal_parts
6309 to format MODE_INT and MODE_PARTIAL_INT literals.
6311 2016-11-02 Segher Boessenkool <segher@kernel.crashing.org>
6314 * config/r6000/rs6000.c (rs6000_get_separate_components): Return
6315 NULL if TARGET_SPE_ABI.
6317 2016-11-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6319 * gimple-ssa-store-merging.c (encode_tree_to_bitpos): Don't forget to
6320 clear padding bits even when they're less than a byte.
6322 2016-11-02 Richard Biener <rguenther@suse.de>
6324 * gimple-ssa-store-merging.c: Include gimplify-me.h.
6325 (imm_store_chain_info::output_merged_stores): Force base_addr
6326 to be proper GIMPLE for a MEM_REF address.
6327 (pass_store_merging::execute): Restrict negative bitpos
6328 handling to non-MEM_REF bases. Remove TREE_THIS_VOLATILE
6329 check. Take into account non-NULL_TREE offset if the base
6330 is already addressable.
6332 2016-11-26 Wilco Dijkstra <wdijkstr@arm.com>
6334 * config/aarch64/aarch64-simd.md (aarch64_crypto_sha1hv4si):
6336 (aarch64_be_crypto_sha1hv4si): New pattern.
6338 2016-11-02 Wilco Dijkstra <wdijkstr@arm.com>
6340 * config/aarch64/aarch64.md (add<mode>3): Remove
6341 redundant code. Don't split frame based additions.
6343 2016-11-02 Richard Biener <rguenther@suse.de>
6345 * gimple-ssa-store-merging.c (struct store_immediate_info): Remove
6346 redundant val and dest members.
6347 (store_immediate_info::store_immediate_info): Adjust.
6348 (merged_store_group::merged_store_group): Adjust.
6349 (merged_store_group::apply_stores): Likewise.
6350 (struct imm_store_chain_info): Add base_addr field.
6351 (imm_store_chain_info::imm_store_chain_info): New constructor.
6352 (imm_store_chain_info::terminate_and_process_chain): Do not pass base.
6353 (imm_store_chain_info::output_merged_store): Likewise. Use
6354 addr_base which is already the address.
6355 (imm_store_chain_info::output_merged_stores): Likewise.
6356 (pass_tree_store_merging::terminate_all_aliasing_chains): Take
6357 imm_store_chain_info instead of base. Fix alias check.
6358 (pass_tree_store_merging::terminate_and_release_chain): Likewise.
6359 (imm_store_chain_info::coalesce_immediate_stores): Adjust.
6360 (pass_store_merging::execute): Refuse to operate on TARGET_MEM_REF.
6361 use the address of the base and adjust for other changes.
6363 2016-11-02 Martin Liska <mliska@suse.cz>
6365 * fold-const-call.c (host_size_t_cst_p): Test whether
6366 t is convertible to size_t.
6368 2016-11-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6370 PR tree-optimization/78170
6371 * gimple-ssa-store-merging.c (encode_tree_to_bitpos): Truncate padding
6372 introduced by native_encode_expr on little-endian as well.
6374 2016-11-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6376 PR tree-optimization/78162
6377 * gimple-ssa-store-merging.c (execute): Mark stores with bitpos < 0
6380 2016-11-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6382 * config/aarch64/aarch64.c (aarch64_register_saved_on_entry): Add
6384 (aarch64_next_callee_save): Likewise.
6385 (aarch64_pushwb_single_reg): Likewise.
6386 (aarch64_gen_storewb_pair): Likewise.
6387 (aarch64_push_regs): Likewise.
6388 (aarch64_gen_loadwb_pair): Likewise.
6389 (aarch64_pop_regs): Likewise.
6390 (aarch64_gen_store_pair): Likewise.
6391 (aarch64_gen_load_pair): Likewise.
6392 (aarch64_save_callee_saves): Likewise.
6393 (aarch64_restore_callee_saves): Likewise.
6395 2016-11-02 Richard Biener <rguenther@suse.de>
6397 PR tree-optimization/78035
6398 PR tree-optimization/77964
6399 * gimple-pretty-print.c (pp_points_to_solution): Print
6400 vars_contains_interposable.
6401 * tree-ssa-alias.c: Include varasm.h.
6402 (ptrs_compare_unequal): Check vars_contains_interposable and
6403 decl_binds_to_current_def_p.
6404 (dump_points_to_solution): Dump vars_contains_interposable.
6405 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_interposable
6407 * tree-ssa-structalias.c: Include varasm.h.
6408 (set_uids_in_ptset): Record whether vars contains a
6409 not decl_binds_to_current_def_p variable in vars_contains_interposable.
6410 (ipa_escaped_pt): Update initializer.
6412 2016-11-02 Richard Biener <rguenther@suse.de>
6414 PR tree-optimization/78047
6415 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Initialize
6416 fake field at offset zero conservatively regarding to may_have_pointers.
6418 2016-11-02 Richard Biener <rguenther@suse.de>
6420 * tree-vrp.c (evrp_dom_walker::before_dom_children): Call
6421 infer_value_range on stmt ops and update value-ranges.
6422 Dump visited stmts and blocks.
6423 (evrp_dom_walker::push_value_range): Dump changes.
6424 (evrp_dom_walker::pop_value_range): Likewise.
6425 (evrp_dom_walker::try_find_new_range): Avoid noop changes.
6427 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6429 * emit-rtl.c (prev_nonnote_insn_bb): Change argument type to
6431 * rtl.h (prev_nonnote_insn_bb): Adjust prototype.
6433 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6435 * cfgrtl.c (delete_insn_chain): Change argument type to rtx_insn *
6436 and adjust for that.
6437 * cfgrtl.h (delete_insn_chain): Adjust prototype.
6439 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6441 * config/rl78/rl78.c (gen-and_emit_move): Change argument type
6443 (transcode_memory_rtx): Likewise.
6444 (move_to_acc): Likewise.
6445 (move_from_acc): Likewise.
6446 (move_acc_to_reg): Likewise.
6447 (move_to_x): Likewise.
6448 (move_to_hl): Likewise.
6449 (move_to_de): Likewise.
6450 * config/rs6000/rs6000.c (emit_frame_save): Likewise.
6451 (rs6000_emit_savres_rtx): Likewise.
6452 (rs6000_emit_prologue): Likewise.
6453 * reorg.c (update_reg_unused_notes): Likewise.
6454 * rtl.h (remove_note): Adjust prototype.
6455 * rtlanal.c (remove_note): Make argument type rtx_insn *.
6457 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6459 * config/alpha/alpha.c (alpha_legitimize_address_1): Split up
6460 variables so some can be rtx_insn *.
6461 (alpha_emit_xfloating_libcall): Likewise.
6462 * config/mips/mips.c (mips_call_tls_get_addr): Likewise.
6463 (mips_legitimize_tls_address): Likewise.
6464 * optabs.c (expand_binop): Likewise.
6465 * reload1.c (gen_reload): Likewise.
6467 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6469 * reorg.c (relax_delay_slots): Split up the trial variable.
6471 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6473 * config/arc/arc.c (arc_emit_call_tls_get_addr): Make the type
6474 of variables rtx_insn *.
6475 * config/arm/arm.c (arm_call_tls_get_addr): Likewise.
6476 (legitimize_tls_address): Likewise.
6477 * config/bfin/bfin.c (hwloop_optimize): Likewise.
6478 (bfin_gen_bundles): Likewise.
6479 * config/c6x/c6x.c (reorg_split_calls): Likewise.
6480 (c6x_reorg): Likewise.
6481 * config/frv/frv.c (frv_reorder_packet): Likewise.
6482 * config/i386/i386.c (ix86_split_idivmod): Likewise.
6483 * config/ia64/ia64.c (ia64_expand_compare): Likewise.
6484 * config/m32c/m32c.c (m32c_prepare_shift): Likewise.
6485 * config/mn10300/mn10300.c: Likewise.
6486 * config/rl78/rl78.c: Likewise.
6487 * config/s390/s390.c (s390_fix_long_loop_prediction): Likewise.
6488 * config/sh/sh-mem.cc (sh_expand_cmpstr): Likewise.
6489 (sh_expand_cmpnstr): Likewise.
6490 (sh_expand_strlen): Likewise.
6491 (sh_expand_setmem): Likewise.
6492 * config/sh/sh.md: Likewise.
6493 * emit-rtl.c (emit_pattern_before): Likewise.
6494 * except.c: Likewise.
6495 * final.c: Likewise.
6498 2016-11-01 Jason Merrill <jason@redhat.com>
6500 * tree-inline.c (copy_tree_body_r): Only copy the taken branch of
6501 a COND_EXPR with constant condition.
6503 2016-11-01 Jakub Jelinek <jakub@redhat.com>
6505 * dwarf2out.c (gen_variable_die): Remove again origin_die variable
6506 and its initialization.
6508 2016-11-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6510 * dwarf2out.c (output_rnglists): Wrap basebuf, len in
6513 2016-11-01 Jakub Jelinek <jakub@redhat.com>
6515 * dwarf2out.c (add_name_and_src_coords_attributes): Add NO_LINKAGE_NAME
6516 argument, don't call add_linkage_name if it is true.
6517 (gen_variable_die): For C++ inline static data members, consider the
6518 initial call when old_die is NULL to be declaration and call
6519 add_name_and_src_coords_attributes in that case with true as
6520 NO_LINKAGE_NAME. Add DW_AT_inline attribute if needed.
6521 (gen_member_die): For C++ inline static data members, emit a
6522 definition DIE right away in DW_TAG_compile_unit context.
6524 2016-11-01 John David Anglin <danglin@gcc.gnu.org>
6527 * config/pa/pa.md: Add new shift/add patterns to handle
6528 (plus (mult (reg) (mem_shadd_operand)) (reg)) source operand.
6530 2016-11-01 Max Filippov <jcmvbkbc@gmail.com>
6532 * config/xtensa/xtensa-protos.h
6533 (xtensa_use_return_instruction_p): New prototype.
6534 * config/xtensa/xtensa.c (xtensa_current_frame_size,
6535 xtensa_callee_save_size): Remove.
6536 (struct machine_function): Add new fields: current_frame_size,
6537 callee_save_size, frame_laid_out and epilogue_done.
6538 (compute_frame_size, xtensa_expand_prologue,
6539 xtensa_expand_epilogue): Replace xtensa_callee_save_size with
6540 cfun->machine->callee_save_size and xtensa_current_frame_size
6541 with cfun->machine->current_frame_size.
6542 (compute_frame_size): Update cfun->machine->frame_laid_out and
6543 don't update frame layout after reload completion.
6544 (xtensa_expand_epilogue): Set cfun->machine->epilogue_done
6545 instead of zeroing xtensa_current_frame_size.
6546 (xtensa_use_return_instruction_p): New function.
6547 * config/xtensa/xtensa.h (xtensa_current_frame_size): Remove
6549 (INITIAL_ELIMINATION_OFFSET): Use return value of
6550 compute_frame_size instead of xtensa_current_frame_size value.
6551 * config/xtensa/xtensa.md ("return" pattern): Use new predicate
6552 function xtensa_use_return_instruction_p instead of inline code.
6554 2016-11-01 Jakub Jelinek <jakub@redhat.com>
6556 * tree.h (BLOCK_IN_COLD_SECTION_P): Define.
6557 * final.c (final_scan_insn): Set BLOCK_IN_COLD_SECTION_P.
6558 * dwarf2out.c (rnglist_idx): New variable.
6559 (struct dw_ranges): Add label, idx and maybe_new_sec fields.
6560 (DEBUG_RNGLISTS_SECTION): Define.
6561 (ranges_base_label): New variable.
6562 (size_of_die) <case dw_val_class_range_list>: If using
6563 DW_FORM_rnglistx, count size of uleb128 of range list index.
6564 (value_format) <case dw_val_class_range_list>: For
6565 -gdwarf-5 -gsplit-dwarf return DW_FORM_rnglistx.
6566 (output_range_list_offset): Handle -gdwarf-5 .debug_rnglists
6567 offsets. Multiply dwarf < 5 offsets by 2 * DWARF_ADDR_SIZE.
6568 (add_ranges_num): Remove useless prototype. Don't multiply
6569 by 2 * DWARF2_ADDR_SIZE. Add maybe_new_sec argument, adjust
6570 for new fields added to dw_ranges struct.
6571 (add_ranges): Add maybe_new_sec argument and pass it
6572 through to add_ranges_num.
6573 (note_rnglist_head): New function.
6574 (add_ranges_by_labels): Pass true as maybe_new_sec to
6575 add_ranges_num, call note_rnglist_head on the head of the list.
6576 (output_ranges): Add function comment. Switch to
6577 .debug_ranges section here and emit .Ldebug_ranges0 label.
6578 (index_rnglists, output_rnglists): New functions.
6579 (gen_subprogram_die): Formatting fixes.
6580 (add_high_low_attributes): Don't divide offsets
6581 by 2 * DWARF2_ADDR_SIZE. Call note_rnglist_head on the
6582 first list element or when pointing into the middle of
6583 a list. Pass true as second argument to add_ranges on the
6584 first block fragment after cold/hot section switch.
6585 (init_sections_and_labels): For -gdwarf-5 use .debug_rnglists
6586 section instead of .debug_ranges. Initialize
6587 ranges_base_label if -gdwarf-5 -gsplit-dwarf.
6588 (dwarf2out_finish): For -gdwarf-5 -gsplit-dwarf call
6589 index_rnglists and add DW_AT_rnglists_base attr. Don't switch
6590 to dwarf_ranges_section here or emit .Ldebug_ranges0 label.
6591 Call output_rnglists for -gdwarf-5.
6592 (dwarf2out_c_finalize): Clear rnglist_idx.
6594 2016-11-01 Fritz Reese <fritzoreese@gmail.com>
6596 * combine.c (simplify_compare_const): Add gcc_fallthrough.
6598 2016-11-01 Bilyan Borisov <bilyan.borisov@arm.com>
6599 Tamar Christina <tamar.christina@arm.com>
6601 * config/arm/arm-c.c (arm_cpu_builtins): New macro definition.
6602 * config/arm/arm_neon.h (vmaxnm_f32): New intrinsinc.
6603 (vmaxnmq_f32): Likewise.
6604 (vminnm_f32): Likewise.
6605 (vminnmq_f32): Likewise.
6606 * config/arm/arm_neon_builtins.def (vmaxnm): New builtin.
6608 * config/arm/neon.md (neon_<fmaxmin_op><mode>, VCVTF): New
6611 2016-10-31 Michael Meissner <meissner@linux.vnet.ibm.com>
6613 * config/rs6000/vsx.md (VSX_EXTRACT_FL): New iterator for all
6614 binary floating point types supported by the hardware except for
6616 (vsx_xvcvsxwdp_df): Provide scalar result alternative to the
6617 vector instruction for optimizing extracting a SImode from a
6618 V4SImode vector and converting it to floating point.
6619 (vsx_xvcvuxwdp_df): Likewise.
6620 (vsx_extract_si): On ISA 3.0, allow extract target and temporary
6621 registers to be any VSX register. Move stores to the end of the
6623 (vsx_extract_si_<uns>float_df): New combiner pattern and splitter
6624 to optimize extracting a SImode from a V4SImode vector and
6625 converting it to a binary floating point type supported by the
6626 hardware. Use the vector converts instead of extracting the
6627 element, sign extending it, and then converting it to double.
6628 Other floating point types than double first convert to double,
6629 then the double is converted to that type.
6630 (vsx_extract_si_<uns>float_<mode>): Likewise.
6632 2016-10-31 Andrew Pinski <apinski@cavium.com>
6634 * config/aarch64/driver-aarch64.c (host_detect_local_cpu):
6635 Rewrite handling of part num to handle the case where
6636 multiple implementers share the same part num.
6638 2016-10-31 Jan Kratochvil <jan.kratochvil@redhat.com>
6639 Jakub Jelinek <jakub@redhat.com>
6641 * dwarf2out.c (DWARF_COMPILE_UNIT_HEADER_SIZE): Adjust for -gdwarf-5.
6642 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): Likewise.
6644 2016-10-31 Jakub Jelinek <jakub@redhat.com>
6646 * dwarf2out.c (dwarf_AT): Handle DW_AT_dwo_name.
6647 (use_debug_types): Adjust comment for DWARF5 DW_UT_type units.
6648 (new_die): Handle DW_TAG_skeleton_unit like DW_TAG_compile_unit.
6649 (is_cu_die, is_unit_die): Likewise.
6650 (should_move_die_to_comdat, break_out_comdat_types): Adjust
6651 comments for DWARF5 DW_UT_type units.
6652 (output_compilation_unit_header): Add UT argument, output
6653 start of DWARF5 .debug_info section header.
6654 (output_comp_unit): Add dwo_id argument. Adjust
6655 output_compilation_unit_header caller, for DW_UT_split_compile
6656 emit dwo_id field, otherwise padding1. Emit padding2 field.
6657 (add_top_level_skeleton_die_attrs): Add DW_AT_dwo_name
6658 rather than DW_AT_GNU_dwo_name attr for -gdwarf-5.
6659 (output_skeleton_debug_sections): Add dwo_id argument, for
6660 -gdwarf-5 emit DWARF 5 DW_UT_skeleton header.
6661 (output_comdat_type_unit): For -gdwarf-5 emit .debug_info
6662 DW_UT_type or DW_UT_split_type units rather than .debug_types.
6663 (dwarf2out_finish): Use DW_TAG_skeleton_unit rather than
6664 DW_TAG_compile_unit for skeleton unit die. Don't add
6665 DW_AT_GNU_dwo_id attributes for -gdwarf-5, instead pass checksum
6666 address to output_comp_unit and output_skeleton_debug_sections.
6668 * dwarf2out.c (debug_line_str_section): New variable.
6669 (debug_line_str_hash): Likewise.
6670 (DEBUG_LINE_STR_SECTION): Define.
6671 (set_indirect_string): Handle DW_FORM_line_strp like
6673 (find_string_form): Fix up formatting.
6674 (size_of_die): Handle DW_FORM_line_strp like DW_FORM_strp.
6676 (output_die): Handle DW_FORM_line_strp.
6677 (DWARF5_USE_DEBUG_LINE_STR): Define.
6678 (output_line_string): New function.
6679 (output_file_names): Add -gdwarf-5 support.
6680 (output_line_info): Likewise.
6681 (init_sections_and_labels): Initialize debug_line_str_section.
6682 (output_indirect_string): Change 2nd argument from void *
6683 to enum dwarf_form form, compare with form rather than
6685 (output_indirect_strings): Pass DW_FORM_strp to
6686 output_indirect_string traversion.
6687 (dwarf2out_finish): Output .debug_line_str strings.
6688 (dwarf2out_c_finalize): Clear debug_line_str_section and
6689 debug_line_str_hash.
6691 2016-10-31 Tom Tromey <tom@tromey.com>
6694 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_form_tls_address.
6695 (resolve_args_picking_1): Move DW_OP_form_tls_address case next to
6696 DW_OP_GNU_push_tls_address case.
6697 (loc_list_from_tree_1): Use DW_OP_form_tls_address.
6699 2016-10-31 Jakub Jelinek <jakub@redhat.com>
6701 * dwarf2out.h (struct dw_loc_descr_node): Adjust comment
6702 for frame_offset_rel bit.
6703 (struct array_descr_info): Add rank field.
6704 * dwarf2out.c (struct loc_descr_context): Add placeholder_arg
6705 and placeholder_seen fields.
6706 (resolve_args_picking_1): Handle also frame_offset_rel DW_OP_dup
6707 and DW_OP_over. Optimize DW_OP_pick 0 into DW_OP_dup and
6708 DW_OP_pick 1 into DW_OP_over.
6709 (function_to_dwarf_procedure, type_byte_size, field_byte_offset,
6710 gen_variant_part): Clear placeholder_{arg,seen}.
6711 (loc_list_from_tree_1): Drop const from context argument.
6712 Handle integral PLACEHOLDER_EXPR if context->placeholder_arg.
6713 (loc_list_for_address_of_addr_expr_of_indirect_ref,
6714 loc_list_from_tree, loc_descriptor_from_tree): Drop const from
6716 (add_scalar_info): Drop const from context argument. Handle
6717 context->placeholder_arg.
6718 (add_bound_info): Drop const from context argument.
6719 (gen_descr_array_type_die): Drop const from ctx variable.
6720 Initialize placeholder_arg and placeholder_seen. Add DW_AT_rank
6721 attribute and use a single DW_TAG_generic_subrange instead of
6722 7 DW_TAG_subrange_type for assumed rank arrays.
6724 * dwarf2out.h (enum dw_val_class): Add dw_val_class_loclistsptr.
6725 * dwarf2out.c (struct dw_loc_list_struct): Change emitted field
6726 from bool to 1-bit uchar bitfield. Add num_assigned and
6727 offset_emitted bitfields.
6728 (dw_val_equal_p): Compare v.val_lbl_id rather than v.val_unsigned
6729 for dw_val_class_lineptr and dw_val_class_macptr. Handle
6730 dw_val_class_loclistsptr.
6731 (new_addr_loc_descr): Fix up formatting.
6732 (DEBUG_LOCLISTS_SECTION, DEBUG_DWO_LOCLISTS_SECTION): Define.
6733 (add_AT_low_high_pc): Fix up formatting.
6734 (add_AT_loclistsptr): New function.
6735 (AT_lbl): Allow dw_val_class_loclistsptr.
6736 (print_dw_val, attr_checksum, attr_checksum_ordered, same_dw_val_p):
6737 Handle dw_val_class_loclistsptr.
6738 (loc_list_idx): New variable.
6739 (output_loclists_offsets, assign_location_list_indexes): New
6741 (size_of_die): For dw_val_class_loc_list -gsplit-dwarf -gdwarf-5
6742 add size_of_uleb128 of the index. Drop never used
6743 dwarf_split_debug_info AT_index handling. Handle
6744 dw_val_class_loclistsptr.
6745 (value_format): Return DW_FORM_loclistsx for dw_val_class_loc_list
6746 if -gsplit-dwarf -gdwarf-5. Handle dw_val_class_loclistsptr.
6747 (output_loc_list): Handle DWARF 5 .debug_loclists* format.
6748 (output_loc_list_offset): Handle -gsplit-dwarf -gdwarf-5
6749 DW_FORM_loclistx indexes.
6750 (output_attr_index_or_value): Fix up formatting. Don't handle
6751 dw_val_class_loc_list here.
6752 (output_die): Formatting fixes. Handle dw_val_class_loclistsptr.
6753 For dw_val_class_loc_list call output_loc_list_offset rather than
6754 output_attr_index_or_value.
6755 (init_sections_and_labels): For -gdwarf-5 use .debug_loclists
6756 or .debug_loclists.dwo section name for debug_loc_section.
6757 (resolve_addr_in_expr): Formatting fix.
6758 (index_location_lists): Likewise.
6759 (dwarf2out_finish): If there are any location lists, for
6760 -gsplit-dwarf -gdwarf-5 add DW_AT_loclists_base attribute. Call
6761 index_location_lists only if have_location_lists. Call
6762 assign_location_list_indexes for -gsplit-dwarf -gdwarf-5. Emit
6763 .debug_loclists{,.dwo} section header for -gdwarf-5, for -gdwarf-5
6764 -gsplit-dwarf also emit offset table.
6766 * dwarf2out.c (DWARF_LARGEST_DATA_FORM_BITS): Define.
6767 (size_of_die, value_format, output_die): Use
6768 DW_FORM_data16 for 128-bit dw_val_class_const_double or
6769 dw_val_class_wide_int.
6771 * dwarf2out.c (dwarf_op): Renamed to ...
6772 (dwarf_OP): ... this.
6773 (convert_descriptor_to_mode, scompare_loc_descriptor,
6774 minmax_loc_descriptor, typed_binop, mem_loc_descriptor,
6775 implicit_ptr_descriptor, optimize_one_addr_into_implicit_ptr): Adjust
6777 (dwarf_AT, dwarf_TAG): New functions.
6778 (check_die): Disallow DW_AT_call_all_calls next to
6779 DW_AT_GNU_all_call_sites.
6780 (gen_call_site_die): Use dwarf_TAG and dwarf_AT with DWARF 5 tag
6781 and attributes instead of the corresponding GNU tag and attributes.
6782 (gen_subprogram_die): Likewise. Emit call site information even
6783 for -gdwarf-5 -gstrict-dwarf. Replace DW_AT_GNU_defaulted with
6784 DW_AT_defaulted in comment.
6785 (resolve_addr): Handle DW_AT_call_origin attribute on
6786 DW_TAG_call_site DIE like DW_AT_abstract_origin on
6787 DW_TAG_GNU_call_site DIE.
6789 * dwarf2out.c (dwarf_op): New function.
6790 (size_of_loc_descr): Handle DW_OP_{implicit_pointer,entry_value},
6791 DW_OP_{const,regval,deref}_type and DW_OP_{convert,reinterpret}.
6792 (output_loc_operands, output_loc_operands_raw): Likewise.
6793 (resolve_args_picking_1, prune_unused_types_walk_loc_descr,
6794 mark_base_types, hash_loc_operands, compare_loc_operands): Likewise.
6795 (resolve_addr_in_expr): Likewise. Only punt for !dwarf_strict
6796 if dwarf_version < 5.
6797 (convert_descriptor_to_mode): Use dwarf_op (DW_OP_xxx) instead of
6799 (scompare_loc_descriptor, ucompare_loc_descriptor,
6800 minmax_loc_descriptor, typed_binop, mem_loc_descriptor,
6801 implicit_ptr_descriptor, optimize_one_addr_into_implicit_ptr,
6802 optimize_location_into_implicit_ptr): Likewise. Only punt for
6803 !dwarf_strict if dwarf_version < 5.
6804 (string_cst_pool_decl): Adjust comment.
6805 (non_dwarf_expression): Handle DW_OP_implicit_pointer.
6807 * dwarf2out.h (enum dw_val_class): Add dw_val_class_const_implicit,
6808 dw_val_class_unsigned_const_implicit and dw_val_class_file_implicit.
6809 (struct dw_val_node): Add val_file_implicit field.
6810 * dwarf2out.c (dw_val_equal_p, print_dw_val, attr_checksum,
6811 attr_checksum_ordered, same_dw_val_p, size_of_die, value_format,
6812 output_die): Handle dw_val_class_const_implicit,
6813 dw_val_class_unsigned_const_implicit and dw_val_class_file_implicit.
6814 (abbrev_die_table): Change into va_gc vec.
6815 (abbrev_die_table_allocated, abbrev_die_table_in_use,
6816 ABBREV_DIE_TABLE_INCREMENT): Remove.
6817 (AT_int, AT_unsigned, AT_file): Allow dw_val_class_*_implicit.
6818 (abbrev_opt_start, abbrev_usage_count, sorted_abbrev_dies): New
6820 (build_abbrev_table): Adjust for abbrev_die_table being a va_gc vec.
6821 If abbrev_opt_start, fill in abbrev_usage_count and abbrev_dies
6823 (die_abbrev_cmp, optimize_implicit_const, optimize_abbrev_table): New
6825 (output_die_abbrevs): For DW_FORM_implicit_const emit sleb128 with
6827 (output_abbrev_section): Adjust for abbrev_die_table being a va_gc
6829 (output_comp_unit): Initialize abbrev_opt_start if emitting the main
6830 unit. Call optimize_abbrev_table.
6831 (dwarf2out_init, dwarf2out_finish, dwarf2out_c_finalize): Adjust for
6832 abbrev_die_table being a va_gc vec.
6834 PR tree-optimization/77860
6835 * tree-ssa-reassoc.c (eliminate_using_constants): Handle
6836 also integral complex and vector constants.
6838 * dwarf2out.c (dwarf2out_define, dwarf2out_undef, output_macinfo_op,
6839 optimize_macinfo_range, save_macinfo_strings): Replace
6840 DW_MACRO_GNU_* constants with corresponding DW_MACRO_* constants.
6841 (output_macinfo): Likewise. Emit .debug_macro* rather than
6842 .debug_macinfo* even for -gstrict-dwarf -gdwarf-5.
6843 (init_sections_and_labels): Use .debug_macro* labels rather than
6844 .debug_macinfo* labels even for -gstrict-dwarf -gdwarf-5.
6845 (dwarf2out_finish): Use DW_AT_macros instead of DW_AT_macro_info
6846 or DW_AT_GNU_macros for -gdwarf-5.
6848 2016-10-31 Waldemar Brodkorb <wbx@openadk.org>
6850 * config/microblaze/linux.h (UCLIBC_DYNAMIC_LINKER): Define.
6852 2016-09-11 Le-Chun Wu <lcwu@google.com>
6853 Mark Wielaard <mjw@redhat.com>
6855 * common.opt (Wshadow=global): New option. Default for -Wshadow.
6856 (Wshadow=local): New option.
6857 (Wshadow-local): Hidden alias for -Wshadow=local.
6858 (Wshadow=compatible-local): New option.
6859 (Wshadow-compatible-local): Hidden alias for
6860 -Wshadow=compatible-local.
6861 * doc/invoke.texi: Document Wshadow=global, Wshadow=local and
6862 Wshadow=compatible-local.
6864 2016-10-31 Bin Cheng <bin.cheng@arm.com>
6866 * tree-vect-slp.c (vect_get_and_check_slp_defs): New parameter SWAP.
6867 Check slp defs for COND_EXPR by swapping/inverting operands if the
6868 new parameter SWAP indicates so.
6869 (vect_build_slp_tree_1): New parameter SWAP. Check COND_EXPR stmt
6870 is isomorphic to the first stmt via swapping/inverting. Store swap
6871 information in the new parameter SWAP.
6872 (vect_build_slp_tree): New local array SWAP and pass it to function
6873 vect_build_slp_tree_1. Cleanup result handling code for function
6874 call to vect_get_and_check_slp_defs. Skip operand swapping if the
6875 order of operands has been fixed as indicated by SWAP[i].
6877 2016-10-31 Bin Cheng <bin.cheng@arm.com>
6879 * tree-vect-data-refs.c (vect_slp_analyze_node_dependences): Skip
6880 unnecessary data dependence check after visited store stmt.
6882 2016-10-30 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6884 PR tree-optimization/71915
6885 PR tree-optimization/71490
6886 * gimple-ssa-strength-reduction.c (struct slsr_cand_d): Add
6888 (find_basis_for_base_expr): Require stride types to match when
6890 (alloc_cand_and_find_basis): Record the stride type.
6891 (slsr_process_phi): Pass stride type to alloc_cand_and_find_basis.
6892 (backtrace_base_for_ref): Pass types to legal_cast_p_1 rather than
6893 the expressions having those types.
6894 (slsr_process_ref): Pass stride type to alloc_cand_and_find_basis.
6895 (create_mul_ssa_cand): Likewise.
6896 (create_mul_imm_cand): Likewise.
6897 (create_add_ssa_cand): Likewise.
6898 (create_add_imm_cand): Likewise.
6899 (legal_cast_p_1): Change interface to accept types rather than the
6900 expressions having those types.
6901 (legal_cast_p): Pass types to legal_cast_p_1.
6902 (slsr_process_cast): Pass stride type to
6903 alloc_cand_and_find_basis.
6904 (slsr_process_copy): Likewise.
6905 (dump_candidate): Display stride type when a cast exists.
6906 (create_add_on_incoming_edge): Introduce a cast when necessary for
6908 (analyze_increments): Change the code checking for invalid casts
6909 to rely on the stride type, and update the documentation and
6910 example. Change the code checking for pointer multiplies to rely
6912 (insert_initializers): Introduce a cast when necessary for the
6913 stride type. Use the stride type for the type of the initializer.
6915 2016-10-30 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
6917 * config/arm/arm.c (arm_const_not_ok_for_debug_p): Use VAR_P.
6919 2016-10-29 Jakub Jelinek <jakub@redhat.com>
6921 PR rtl-optimization/77919
6922 * expr.c (expand_expr_real_1) <normal_inner_ref>: Only avoid forcing
6923 into memory if both modes are complex and their inner modes have the
6924 same precision. If the two modes are different complex modes, convert
6925 each part separately and generate a new CONCAT.
6927 2016-10-29 John David Anglin <danglin@gcc.gnu.org>
6929 * config/pa/pa64-hpux.h (FINI_SECTION_ASM_OP): Define to null string.
6931 2016-10-29 Jakub Jelinek <jakub@redhat.com>
6934 * gimple-ssa-store-merging.c
6935 (imm_store_chain_info::output_merged_store): Use build_aligned_type
6936 instead of SET_TYPE_ALIGN on shared integral type.
6938 2016-10-29 John David Anglin <danglin@gcc.gnu.org>
6940 * config/pa/pa.h (BIGGEST_ALIGNMENT): Adjust comment.
6941 (MALLOC_ABI_ALIGNMENT): Define to 128 on all targets except SOM.
6944 2016-10-28 Jeff Law <law@redhat.com>
6946 * config/vax/vax.h (REGNO_REG_CLASS): Access the REGNO argument.
6947 * config/spu/spu.h (REGNO_REG_CLASS): Likewise.
6949 2016-10-28 Eric Botcazou <ebotcazou@adacore.com>
6951 * doc/sourcebuild.texi (Ada Tests): Remove mention of gcc chapter.
6953 2016-10-28 Eric Botcazou <ebotcazou@adacore.com>
6955 * target.def (min_arithmetic_precision): New hook.
6956 * doc/tm.texi.in (Misc): Add TARGET_MIN_ARITHMETIC_PRECISION.
6957 * doc/tm.texi: Regenerate.
6958 * internal-fn.c (expand_arith_overflow): Adjust handling of target
6959 dependent support by means of TARGET_MIN_ARITHMETIC_PRECISION.
6960 * targhooks.c (default_min_arithmetic_precision): New function.
6961 * targhooks.h (default_min_arithmetic_precision): Declare.
6962 * config/sparc/sparc.c (TARGET_MIN_ARITHMETIC_PRECISION): Define.
6963 (sparc_min_arithmetic_precision): New function.
6965 2016-10-28 Segher Boessenkool <segher@kernel.crashing.org>
6968 * combine.c (change_zero_ext): Handle zero_ext of hard registers.
6969 Swap commutative operands in new RTL if needed. Handle zero_ext
6971 (recog_for_combine): Pass *pnewpat to change_zero_ext instead of
6974 2016-10-28 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
6975 Kugan Vivekanandarajah <kuganv@linaro.org>
6976 Jim Wilson <jim.wilson@linaro.org>
6978 PR tree-optimization/43721
6979 * target.def: New hook expand_divmod_libfunc.
6980 * doc/tm.texi.in: Add hook for TARGET_EXPAND_DIVMOD_LIBFUNC.
6981 * doc/tm.texi: Regenerate.
6982 * internal-fn.def: Add new entry for DIVMOD ifn.
6983 * internal-fn.c (expand_DIVMOD): New.
6984 * tree-ssa-math-opts.c: Include optabs-libfuncs.h, tree-eh.h,
6986 (widen_mul_stats): Add new field divmod_calls_inserted.
6987 (target_supports_divmod_p): New.
6988 (divmod_candidate_p): Likewise.
6989 (convert_to_divmod): Likewise.
6990 (pass_optimize_widening_mul::execute): Call calculate_dominance_info,
6991 renumber_gimple_stmt_uids at beginning of function. Call
6992 convert_to_divmod and record stats for divmod.
6993 * config/arm/arm.c (arm_expand_divmod_libfunc): Override hook
6994 TARGET_EXPAND_DIVMOD_LIBFUNC.
6995 * doc/sourcebuild.texi: Add items for arm_divmod_simode, divmod,
6998 2016-10-28 Eric Botcazou <ebotcazou@adacore.com>
6999 Segher Boessenkool <segher@kernel.crashing.org>
7001 * dojump.c (do_jump_by_parts_greater_rtx): Invert probability when
7002 swapping the arms of the branch.
7003 * internal-fn.c (expand_addsub_overflow): Use a straight-line code
7004 sequence for the generic signed-signed-signed case.
7006 2016-10-28 Jeff Law <law@redhat.com>
7008 * config/bfin/bfin.c (bfin_legitimate_address_p): Add missing
7010 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
7012 2016-10-28 Segher Boessenkool <segher@kernel.crashing.org>
7014 PR rtl-optimization/78029
7015 * function.c (prologue_contains, epilogue_contains): New functions.
7016 (record_prologue_seq, record_epilogue_seq): New functions.
7017 * function.h (prologue_contains, epilogue_contains,
7018 record_prologue_seq, record_epilogue_seq): New declarations.
7019 * sched-deps.c (sched_analyze_insn): Make dependencies to prevent
7020 mixing prologue and epilogue insns.
7021 (init_deps): Initialize the new fields in struct deps_desc.
7022 * sched-int.h (struct deps_desc): New fields last_prologue,
7023 last_epilogue, and last_logue_was_epilogue.
7024 * shrink-wrap.c (emit_common_heads_for_components): Record all
7025 emitted prologue and epilogue insns.
7026 (emit_common_tails_for_components): Ditto.
7027 (insert_prologue_epilogue_for_components): Ditto.
7029 2016-10-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7032 * Makefile.in (OBJS): Add gimple-ssa-store-merging.o.
7033 * common.opt (fstore-merging): New Optimization option.
7034 * opts.c (default_options_table): Add entry for
7035 OPT_ftree_store_merging.
7036 * fold-const.h (can_native_encode_type_p): Declare prototype.
7037 * fold-const.c (can_native_encode_type_p): Define.
7038 * params.def (PARAM_STORE_MERGING_ALLOW_UNALIGNED): Define.
7039 (PARAM_MAX_STORES_TO_MERGE): Likewise.
7040 * timevar.def (TV_GIMPLE_STORE_MERGING): New timevar.
7041 * passes.def: Insert pass_tree_store_merging.
7042 * tree-pass.h (make_pass_store_merging): Declare extern
7044 * gimple-ssa-store-merging.c: New file.
7045 * doc/invoke.texi (Optimization Options): Document
7047 (--param documentation): Document store-merging-allow-unaligned
7048 and max-stores-to-merge.
7050 2016-10-28 Will Schmidt <will_schmidt@vnet.ibm.com>
7053 * gimplify.c (gimplify_init_constructor): Move emit of constructor
7054 assignment to earlier in the if/else logic.
7056 2016-10-28 Richard Biener <rguenther@suse.de>
7060 * fold-const.c (make_bit_field_ref): Only adjust alias set
7061 when the original alias set was zero.
7063 2016-10-28 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7065 * config/s390/s390.c (s390_adjust_loop_scan_osc): New function.
7066 (s390_adjust_loops): New function.
7067 (s390_reorg): Invoke s390_adjust_loops.
7068 * config/s390/s390.md (UNSPEC_OSC_BREAK): New constant.
7069 ("osc_break"): New insn definition.
7071 2016-10-28 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7073 * config/s390/s390.opt: Support alternate cpu level naming (archXX).
7074 * config.gcc: Support alternate archXX cpu levels with
7075 --with-arch= and --with-tune=.
7076 * config/s390/linux.h: Translate new archXX cpu levels to the
7077 original names when calling GAS.
7078 * config/s390/tpf.h: Likewise.
7079 * doc/invoke.texi: Document the alternate cpu level names.
7081 2016-10-28 Jakub Jelinek <jakub@redhat.com>
7083 PR rtl-optimization/77919
7084 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force CONCAT into
7085 MEM if mode1 is not a complex mode.
7087 PR rtl-optimization/78132
7088 * ree.c (combine_reaching_defs): Give up if copy_needed and
7089 !HARD_REGNO_MODE_OK (REGNO (src_reg), dst_mode).
7091 2016-10-27 Eric Botcazou <ebotcazou@adacore.com>
7093 * config/sparc/sparc.md (<*vlop:code><VL:mode>3): Remove leading '*'.
7095 2016-10-27 Michael Meissner <meissner@linux.vnet.ibm.com>
7097 * config/rs6000/constraints.md (wH constraint): Add new
7098 constraints for allowing 32-bit integers (and eventually 8/16-bit
7099 integers) into the vector registers.
7100 (wI constraint): Likewise.
7101 (wJ constraint): Likewise.
7102 (wK constraint): Likewise.
7103 * config/rs6000/rs6000-cpus.def (ISA_2_7_MASKS_SERVER): Add
7104 -mvsx-small-integer as a default option for ISA 2.07
7106 (POWERPC_MASKS): Likewise.
7107 * config/rs6000/rs6000.opt (-mvsx-small-integer): Add new debug
7108 switch to turn off small integer support in vector registers.
7109 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Eliminate
7110 test for -mupper-regs-di, since it is already done with the
7111 reg_add[mode].scalar_in_vsx_p. Add support for the switch
7112 -mvsx-small-integer.
7113 (rs6000_debug_reg_global): Add support for wH, wI, wJ, and wK
7115 (rs6000_setup_reg_addr_masks): Likewise.
7116 (rs6000_init_hard_regno_mode_ok): Likewise.
7117 (rs6000_option_override_internal): Add consistency checks for
7118 -mvsx-small-integer.
7119 (rs6000_secondary_reload_simple_move): SImode is a simple move if
7120 -mvsx-small-integer.
7121 (rs6000_secondary_reload): Use std::swap.
7122 (rs6000_preferred_reload_class): Don't prefer FLOAT_REGS over
7123 VSX_REGS for small integers in vector registers, since there is no
7124 D-FORM address mode for such types.
7125 (rs6000_register_move_cost): Use FIRST_FPR_REGNO instead of 32.
7126 (rs6000_opt_masks): Add -mvsx-small-integer.
7127 * config/rs6000/vsx.md (VSINT_84): Add SImode for small integer
7129 (VSX_EXTRACT_I2): Clone VSX_EXTRACT_I, but drop V4SI since SImode
7130 extracts can be done on ISA 2.07.
7131 (vsx_extract_<mode>): Add support for small integers in vsx
7133 (vsx_extract_<mode>_p9): Use 'v' instead of VSX_EX, since we no
7134 longer support V4SImode in this pattern.
7135 (vsx_extract_si): New insn to support extraction of SImode in ISA
7136 2.07 using either xxextractuw or vspltw.
7137 (vsx_extract_<mode>_p8): Use 'v' instead of VSX_EX, since we no
7138 longer support V4SImode in this pattern.
7139 * config/rs6000/rs6000.h (enum rs6000_reg_class_enum): Add wH, wI,
7140 wJ, and wK constraints.
7141 * config/rs6000/rs6000.md (f32_sv): Use correct instruction for
7142 storing SDmode with VSX instructions.
7143 (zero_extendsi<mode>2): Reorder pattern, so RLDICL comes after the
7144 GPR load and before the FPR and VSX loads. Remove ??, ! from the
7145 constraints. Add MFVSRWZ and XXEXTRACTUW instructions to support
7146 small integers in vector registers.
7147 (extendsi<mode>2): Reorder pattern, so EXTSW comes after the GPR
7148 load and before the FPR and VSX loads. Remove ??, ! from the
7149 constraints. Add VEXTSW2D support for small integers in vector
7151 (lfiwax): Remove ! constraint. Add VEXTSW2D support for small
7152 integers in vector registers.
7153 (floatsi<mode>2_lfiwax): If -mvsx-small-integer issue a normal
7154 move instead of using an UNSPEC.
7155 (lfiwzx): Remove ! constraint. Add XXEXTRACTUW support for small
7156 integers in vector registers.
7157 (floatunssi<mode>2_lfiwzx): If -mvsx-small-integer issue a normal
7158 move instead of using an UNSPEC.
7159 (movsi_internal1): Add support for -mvsx-small-integer. Align
7160 columns so that it is more readable.
7161 (SImode splitter for ISA 3.0 constants): Add splitter for
7162 -128..127 constants that can easily be constructed on ISA 3.0.
7163 * doc/md.texi (PowerPC Constraints): Document wH, wI, wJ, and wK
7166 2016-10-27 Jakub Jelinek <jakub@redhat.com>
7169 * omp-simd-clone.c (simd_clone_adjust): Handle noreturn declare simd
7172 2016-10-27 Aldy Hernandez <aldyh@redhat.com>
7174 * builtins.c (expand_builtin_nonlocal_goto): Avoid evaluating
7175 PIC_OFFSET_TABLE_REGNUM twice.
7177 2016-10-27 Bin Cheng <bin.cheng@arm.com>
7179 * match.pd ((convert (op:s (convert@2 @0) (convert?@3 @1)))): Add
7180 support for constant operand for OP.
7182 2016-10-27 Jakub Jelinek <jakub@redhat.com>
7184 * dwarf2out.c (gen_member_die): Only reparent_child instead of
7185 splice_child_die if child doesn't have DW_AT_specification attribute.
7187 2016-10-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
7189 * config/arm/arm.h (TARGET_HAVE_LDREX): Define for ARMv8-M Baseline.
7190 (TARGET_HAVE_LDREXBH): Likewise.
7191 (TARGET_HAVE_LDACQ): Likewise.
7193 2016-10-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
7195 * config/arm/arm.c (arm_split_atomic_op): Add function comment. Add
7196 logic to to decide whether to copy over old value to register for new
7198 * config/arm/sync.md: Add comments explaning why mode and code
7199 attribute are not defined in iterators.md
7200 (thumb1_atomic_op_str): New code attribute.
7201 (thumb1_atomic_newop_str): Likewise.
7202 (thumb1_atomic_fetch_op_str): Likewise.
7203 (thumb1_atomic_fetch_newop_str): Likewise.
7204 (thumb1_atomic_fetch_oldop_str): Likewise.
7205 (atomic_exchange<mode>): Add new ARMv8-M Baseline only alternatives to
7206 mirror the more restrictive constraints of the Thumb-1 insns after
7207 split compared to Thumb-2 counterpart insns.
7208 (atomic_<sync_optab><mode>): Likewise. Add comment to keep constraints
7209 in sync with non atomic version.
7210 (atomic_nand<mode>): Likewise.
7211 (atomic_fetch_<sync_optab><mode>): Likewise.
7212 (atomic_fetch_nand<mode>): Likewise.
7213 (atomic_<sync_optab>_fetch<mode>): Likewise.
7214 (atomic_nand_fetch<mode>): Likewise.
7215 * config/arm/thumb1.md (thumb1_addsi3): Add comment to keep contraint
7216 in sync with atomic version.
7217 (thumb1_subsi3_insn): Likewise.
7218 (thumb1_andsi3_insn): Likewise.
7219 (thumb1_iorsi3_insn): Likewise.
7220 (thumb1_xorsi3_insn): Likewise.
7222 2016-10-27 Nick Clifton <nickc@redhat.com>
7224 * plugin.c (register_plugin_info): Produce an error message if the
7225 plugin is not found in the hash table.
7227 2016-10-27 Bin Cheng <bin.cheng@arm.com>
7229 * match.pd ((convert1 (minmax ((convert2 (x) c)))) -> minmax (x c)):
7232 2016-10-26 Kelvin Nilsen <kelvin@gcc.gnu.org>
7235 * config/rs6000/rs6000.c (spe_init_builtins): Modify loops to not
7236 define builtin functions from the bdesc_spe_predicates or
7237 bdesc_spe_evsel arrays if the builtin mask is not compatible with
7238 the current compiler configuration.
7239 (paired_init_builtins): Modify loop to not define define builtin
7240 functions from the bdesc_paried_preds array if the builtin mask is
7241 not compatible with the current compiler configuration.
7242 (altivec_init_builtins): Modify loops to not define the
7243 __builtin_altivec_stxvl function nor the builtin functions from
7244 the bdesc_dst or bdesc_altivec_preds, or bdesc_abs arrays if the
7245 builtin mask is not compatible with the current compiler
7248 2016-10-26 Jeff Law <law@redhat.com>
7250 * config/sh/sh.c (output_branch): Add missing fallthru comments.
7251 (gen_shl_and): Likewise.
7252 * config/sh/sh.md (movsicc): Add missing fallthru comments.
7254 * config/mips/mips.c (mips16_constant_cost): Add missing
7256 (mips16_build_call_stub): Increase buffer size. Adjust
7259 2016-10-26 David Malcolm <dmalcolm@redhat.com>
7261 * print-rtl.c (rtx_writer::print_rtx_operand_code_u): Print
7262 INSN_UIDs for all insns in compact mode.
7263 (rtx_writer::print_rtx): Likewise.
7264 * print-rtl.h (rtx_writer::flag_compact): Update comment.
7265 * rtl-tests.c (selftest::test_dumping_insns): Update expected
7266 output to include INSN_UID.
7267 (selftest::test_uncond_jump): Likewise.
7269 2016-10-26 Pat Haugen <pthaugen@us.ibm.com>
7271 * haifa-sched.c (call_used_regs_num): Rename to...
7272 (call_saved_regs_num): ...this.
7273 (fixed_regs_num): New variable.
7274 (sched_pressure_start_bb): Subtract out fixed_regs. Scale call_saved
7276 (alloc_global_sched_pressure_data): Compute call_saved and fixed regs.
7278 2016-10-26 David Malcolm <dmalcolm@redhat.com>
7280 * print-rtl-function.c (print_rtx_function): Rewrite in terms of
7282 * print-rtl.c (outfile): Delete global.
7283 (sawclose): Likewise.
7285 (in_call_function_usage): Likewise.
7286 (flag_compact): Likewise.
7287 (flag_simple): Likewise.
7288 (rtx_writer::rtx_writer): New ctor.
7289 (print_rtx_operand_code_0): Convert to...
7290 (rtx_writer::print_rtx_operand_code_0): ...this.
7291 (print_rtx_operand_code_e): Convert to...
7292 (rtx_writer::print_rtx_operand_code_e): ...this.
7293 (print_rtx_operand_codes_E_and_V): Convert to...
7294 (rtx_writer::print_rtx_operand_codes_E_and_V): ...this.
7295 (print_rtx_operand_code_i): Convert to...
7296 (rtx_writer::print_rtx_operand_code_i): ...this.
7297 (print_rtx_operand_code_r): Convert to...
7298 (rtx_writer::print_rtx_operand_code_r): ...this.
7299 (print_rtx_operand_code_u): Convert to...
7300 (rtx_writer::print_rtx_operand_code_u): ...this.
7301 (print_rtx_operand): Convert to...
7302 (rtx_writer::print_rtx_operand): ...this.
7303 (print_rtx): Convert to...
7304 (rtx_writer::print_rtx): ...this.
7305 (print_inline_rtx): Rewrite in terms of class rtx_writer.
7306 (debug_rtx): Likewise.
7307 (print_rtl): Convert to...
7308 (rtx_writer::print_rtl): ...this.
7309 (print_rtl): Reimplement in terms of class rtx_writer.
7310 (print_rtl_single): Rewrite in terms of class rtx_writer.
7311 (print_rtl_single_with_indent): Convert to..
7312 (rtx_writer::print_rtl_single_with_indent): ...this.
7313 (print_simple_rtl): Rewrite in terms of class rtx_writer.
7314 * print-rtl.h (flag_compact): Delete decl.
7315 (class rtx_writer): New class.
7316 * rtl-tests.c (selftest::assert_rtl_dump_eq): Rewrite in terms of
7319 2016-10-26 Jeff Law <law@redhat.com>
7321 * config/microblaze/microblaze.c (tls_mentioned_p): Avoid
7324 * config/arc/arc.c (acr_print_operand): Adjust fallthru comment.
7325 (check_if_valid_sleep_operand): Add missing fallthru comment.
7326 (arc_register_move_cost): Increase buffer size.
7327 * config/arc/arc.md (cbranch4si_scratch): Add missing fallthru
7329 * config/arc/predicates.md (move_str_operand): Avoid fallthru.
7331 * config/cr16/cr16.c (cr16_print_operand): Add missing fallthru
7332 comment. Add gcc_unreachable for path that should never happen.
7334 * config/epiphany/epiphany.c (epiphany_print_operand): Adjust
7337 2016-10-26 Jakub Jelinek <jakub@redhat.com>
7338 Martin Liska <mliska@suse.cz>
7341 * gimplify.c (gimplify_adjust_omp_clauses_1): For all added map
7342 clauses with OMP_CLAUSE_SIZE being a decl, call omp_notice_variable
7343 on outer context if any.
7345 2016-10-26 Jakub Jelinek <jakub@redhat.com>
7347 * gen-pass-instances.awk (adjust_linenos): Increment pass_lines[p]
7348 by increment rather than double it.
7349 (insert_remove_pass): Strip leading whitespace from args[3]. Don't
7350 emit a space before args[4].
7351 (END): Don't emit a space before with_arg.
7353 2016-10-26 Thomas Preud'homme <thomas.preudhomme@arm.com>
7355 * config/arm/sync.md (atomic_compare_and_swap<mode>_1): Add new ARMv8-M
7356 Baseline only alternatives to (i) hold store atomic success value in a
7357 return register rather than a scratch register, (ii) use a low register
7358 for it and to (iii) ensure the cbranchsi insn generated by the split
7359 respect the constraints of Thumb-1 cbranchsi4_insn and
7361 * config/arm/thumb1.md (cbranchsi4_insn): Add comment to indicate
7362 constraints must match those in atomic_compare_and_swap.
7363 (cbranchsi4_scratch): Likewise.
7365 2016-10-26 Thomas Preud'homme <thomas.preudhomme@arm.com>
7367 * config/arm/arm.c (arm_expand_compare_and_swap): Add new bdst local
7368 variable. Add the new parameter to the insn generator. Set that
7369 parameter to be CC flag for 32-bit targets, bval otherwise. Set the
7370 return value from the negation of that parameter for Thumb-1, keeping
7371 the logic unchanged otherwise except for using bdst as the destination
7372 register of the compare_and_swap insn.
7373 (arm_split_compare_and_swap): Add explanation about how is the value
7374 returned to the function comment. Rename scratch variable to
7375 neg_bval. Adapt initialization of variables holding operands to the
7376 new operand numbers. Use return register to hold result of store
7377 exclusive for Thumb-1, scratch register otherwise. Construct the
7378 appropriate cbranch for Thumb-1 targets, keeping the logic unchanged
7379 for 32-bit targets. Guard Z flag setting to restrict to 32bit targets.
7380 Use gen_cbranchsi4 rather than hand-written conditional branch to loop
7381 for strongly ordered compare_and_swap.
7382 * config/arm/predicates.md (cc_register_operand): New predicate.
7383 * config/arm/sync.md (atomic_compare_and_swap<mode>_1): Use a
7384 match_operand with the new predicate to accept either the CC flag or a
7385 destination register for the boolean return value, restricting it to
7386 CC flag only via constraint. Adapt operand numbers accordingly.
7388 2016-10-26 Jeff Law <law@redhat.com>
7390 * config/fr30/fr30.c (fr30_print_operand): Adjust fallthru comment.
7392 * config/frv/frv.c (comparison_string): Do not fall through after
7395 * config/iq2000/iq2000.c (iq2000_function_arg): Adjust fallthru
7397 (expand_one_builtin): Add missing break.
7399 * config/m32c/m32c.c (encode_pattern_1): Add fallthru comment.
7400 (m32c_legitimate_address_p): Likewise.
7402 * config/m32r/m32r.c (m32r_print_operand): Adjust fallthru comment.
7404 * config/mcore/mcore.c (mcore_gen_compare): Adjust fallthru comments.
7406 * config/microblaze/microblaze.c (microblaze_function_arg): Adjust
7409 * config/msp430/msp430.c (msp430_legitimate_address_p): Adjust
7412 * config/nios2/nios2.c (nios2_rtx_costs): Avoid fallthru.
7414 * config/rl78/rl78.c (rl78_calculate_death_notes): Add fallthru
7416 (rl78_asm_ctor_dtor): Increase buffer size.
7418 * config/stormy16/stormy16.c (xstormy16_asm_output_destrutor): Increase
7420 (xstormy16_asm_output_constructor): Likewise.
7422 * config/pa/pa.c (pa_asm_output_mi_thunk): Increase buffer
7425 * config/h8300/h8300.c (h8300_print_operand): Adjust FALLTHRU
7426 comment to silence warning.
7428 * config/spu/spu.c (spu_sched_reorder): Add missing fallthru comment.
7429 (spu_legitimate_address_p): Fix logic error and add missing fallthru
7432 2016-10-26 Michael Matz <matz@suse.de>
7434 PR tree-optimization/78060
7435 PR tree-optimization/78061
7436 PR tree-optimization/78088
7437 * tree-ssa-loop-split.c (easy_exit_values): New function.
7438 (tree_ssa_split_loops): Use it.
7439 (compute_new_first_bound): Change order of operations,
7440 fix invalid use of types.
7442 2016-10-26 Georg-Johann Lay <avr@gjlay.de>
7444 gen-pass-instances.awk is sensitive to the order in which
7445 passes are added; passes that appear later have to be added first.
7449 * config/avr/avr-passes.def: Swap order of directives for
7450 gen-pass-instances.awk.
7452 2016-10-25 Jeff Law <law@redhat.com>
7454 * config/vax/vax.c (vad_address_cost_1): Add missing FALLTHRU comment.
7455 (vax_notice_update_cc): Likewise.
7457 2016-10-25 Eric Botcazou <ebotcazou@adacore.com>
7459 * config.gcc (sparc*-*-solaris2*): Adjust.
7460 (sparc64-*-linux*): Likewise.
7461 * config/sparc/default-64.h: Rename to...
7462 * config/sparc/default64.h: ...this.
7463 * config/sparc/sparc.c (sparc_option_override): Replace TARGET_64BIT
7465 (sparc_mangle_type): Replace !TARGET_64BIT with TARGET_ARCH32.
7466 * config/sparc/sparc.h: Minor tweaks.
7467 * config/sparc/sparc.md: Replace !TARGET_64BIT and !TARGET_ARCH64 with
7468 TARGET_ARCH32 throughout. Minor various tweaks throughout.
7470 2016-10-25 David Malcolm <dmalcolm@redhat.com>
7472 * input.c (fcache::file_patch): Add comment about lifetime.
7473 (selftest::cpp_reader_ptr): New class.
7474 (selftest::lexer_test): Convert m_parser from cpp_reader *
7475 to a cpp_reader_ptr, and move m_tempfile to after it.
7476 (selftest::lexer_test::lexer_test): Update for above reordering.
7477 (lexer_test::~lexer_test): Move cleanup of m_parser to
7478 cpp_reader_ptr's dtor.
7480 2016-10-25 David Malcolm <dmalcolm@redhat.com>
7482 * toplev.c (toplev::main): Remove call to
7483 location_adhoc_data_fini.
7485 2016-10-25 Eric Botcazou <ebotcazou@adacore.com>
7487 * tree.h (wi::fits_to_tree_p): Accept only 0 and 1 for boolean types.
7488 * tree.c (int_fits_type_p): Likewise. Adjust head comment.
7490 2016-10-25 David Malcolm <dmalcolm@redhat.com>
7492 * ggc-tests.c (forcibly_ggc_collect): Rename to...
7493 (selftest::forcibly_ggc_collect): ...this, and remove "static".
7494 (test_basic_struct): Update for above renaming.
7495 (test_length): Likewise.
7496 (test_union): Likewise.
7497 (test_finalization): Likewise.
7498 (test_deletable_global): Likewise.
7499 (test_inheritance): Likewise.
7500 (test_chain_next): Likewise.
7501 (test_user_struct): Likewise.
7502 (test_tree_marking): Likewise.
7503 * selftest-run-tests.c (selftest::run_tests): Call
7504 selftest::forcibly_ggc_collect at the end of the selftests.
7505 * selftest.h (selftest::forcibly_ggc_collect): New decl.
7507 2016-10-25 Jakub Jelinek <jakub@redhat.com>
7510 * optabs.def (vcondeq_optab, vec_cmpeq_optab): New optabs.
7511 * optabs.c (expand_vec_cond_expr): For comparison codes
7512 EQ_EXPR and NE_EXPR, attempt vcondeq_optab as fallback.
7513 (expand_vec_cmp_expr): For comparison codes
7514 EQ_EXPR and NE_EXPR, attempt vec_cmpeq_optab as fallback.
7515 * optabs-tree.h (expand_vec_cmp_expr_p, expand_vec_cond_expr_p):
7516 Add enum tree_code argument.
7517 * optabs-query.h (get_vec_cmp_eq_icode, get_vcond_eq_icode): New
7519 * optabs-tree.c (expand_vec_cmp_expr_p): Add CODE argument. For
7520 CODE EQ_EXPR or NE_EXPR, attempt to use vec_cmpeq_optab as
7522 (expand_vec_cond_expr_p): Add CODE argument. For CODE EQ_EXPR or
7523 NE_EXPR, attempt to use vcondeq_optab as fallback.
7524 * tree-vect-generic.c (expand_vector_comparison,
7525 expand_vector_divmod, expand_vector_condition): Adjust
7526 expand_vec_cmp_expr_p and expand_vec_cond_expr_p callers.
7527 * tree-vect-stmts.c (vectorizable_condition,
7528 vectorizable_comparison): Likewise.
7529 * tree-vect-patterns.c (vect_recog_mixed_size_cond_pattern,
7530 check_bool_pattern, search_type_for_mask_1): Likewise.
7531 * expr.c (do_store_flag): Likewise.
7532 * doc/md.texi (@code{vec_cmpeq@var{m}@var{n}},
7533 @code{vcondeq@var{m}@var{n}}): Document.
7534 * config/i386/sse.md (vec_cmpeqv2div2di, vcondeq<VI8F_128:mode>v2di):
7537 2016-10-25 Jeff Law <law@redhat.com>
7539 * config/v850/v850.c (v850_handle_data_area_attribute): Fix fallthru
7541 (v850_output_aligned_bss): Add missing break.
7543 * config/m68k/m68k.c (m68k_get_reloc_decoration): Add gcc_unreachable.
7545 2016-10-25 Martin Liska <mliska@suse.cz>
7548 * sanopt.c (imm_dom_path_with_freeing_call): Handle gasm
7549 statements as they can also contain possibly a freeing call.
7551 2016-10-25 H.J. Lu <hongjiu.lu@intel.com>
7552 Martin Liska <mliska@suse.cz>
7555 * common.opt: Mark flag_ipa_icf_variables as Optimization flag.
7556 * ipa-icf.c (sem_function::get_hash): Add target optimization
7559 2016-10-25 Wilco Dijkstra <wdijkstr@arm.com>
7562 * config/arm/neon.md (ashldi3_neon): Add "r 0 i" and "&r r i" variants.
7563 Remove partial overlap check for shift by 1.
7564 (ashldi3_neon): Likewise.
7566 2016-10-25 Thomas Preud'homme <thomas.preudhomme@arm.com>
7568 * config/arm/constraints.md (Q constraint): Document its use for
7570 (Pf constraint): New constraint for relaxed, consume or relaxed memory
7572 * config/arm/sync.md (atomic_load<mode>): Add new ARMv8-M Baseline only
7573 alternatives to allow any register when memory model matches Pf and
7574 thus lda is used, but only low registers otherwise. Use unpredicated
7575 output template for Thumb-1 targets.
7576 (atomic_store<mode>): Likewise for stl.
7577 (arm_load_exclusive<mode>): Add new ARMv8-M Baseline only alternative
7578 whose output template does not have predication.
7579 (arm_load_acquire_exclusive<mode>): Likewise.
7580 (arm_load_exclusivesi): Likewise.
7581 (arm_load_acquire_exclusivesi): Likewise.
7582 (arm_store_release_exclusive<mode>): Likewise.
7583 (arm_store_exclusive<mode>): Use unpredicated output template for
7586 2016-10-25 Jakub Jelinek <jakub@redhat.com>
7588 * internal-fn.def (LAUNDER): New internal function.
7589 * internal-fn.c (expand_LAUNDER): New function.
7591 2016-10-25 Georg-Johann Lay <avr@gjlay.de>
7592 Pitchumani Sivanupandi <pitchumani.sivanupandi@microchip.com>
7594 New avr target pass to work around performance loss by PR fix.
7598 * config/avr/avr.md (casesi_<mode>_sequence) [qi,hi]: New insn.
7599 (*cmp<mode>) [qi,qq,uqq,hi,hq,uhq,ha,uha]: Rename to cmp<mode>3.
7600 * config/avr/predicates.md (extend_operator): New.
7601 * config/avr/avr-passes.def (avr_pass_casesi): Register new pass.
7602 * config/avr/avr-protos.h (avr_casei_sequence_check_operands)
7603 (make_avr_pass_casesi): New prototypes.
7604 * config/avr/avr.c (print-rtl.h): Include it.
7605 (pass_data avr_pass_data_casesi): Data for new pass.
7606 (avr_pass_casesi): New class implementing rtl_opt_pass .avr-casesi.
7607 (make_avr_pass_casesi, avr_parallel_insn_from_insns)
7608 (avr_is_casesi_sequence, avr_casei_sequence_check_operands)
7609 (avr_optimize_casesi): New functions.
7611 2016-10-25 Georg-Johann Lay <avr@gjlay.de>
7612 Pitchumani Sivanupandi <pitchumani.sivanupandi@microchip.com>
7616 * config/avr/avr.md (casesi): Rewrite avoiding subregs of SI.
7618 2016-10-24 Jakub Jelinek <jakub@redhat.com>
7620 * dwarf2out.c (gen_subprogram_die): Add DW_AT_reference or
7621 DW_AT_rvalue_reference attributes.
7623 2016-10-24 Bernd Edlinger <bernd.edlinger@hotmail.de>
7625 * doc/invoke.text (Wint-in-bool-context): Update documentation.
7626 * value-prof.c (stringop_block_profile): Fix a warning.
7628 2016-10-24 Martin Sebor <msebor@redhat.com>
7631 * builtins.c (string_length): New function.
7632 (c_strlen): Use string_length. Correctly handle wide strings.
7633 * gimple-ssa-sprintf.c (target_max_value, target_size_max): New
7635 (target_int_max): Call target_max_value.
7636 (format_result::knownrange): New data member.
7637 (fmtresult::fmtresult): Define default constructor.
7638 (format_integer): Use it and set format_result::knownrange.
7639 Handle global constants.
7640 (format_floating_max): Add third argument.
7641 (format_floating): Recompute maximum value for %a for each argument.
7642 (get_string_length): Use fmtresult default ctor.
7643 (format_string): Set format_result::knownrange.
7644 (format_directive): Check format_result::knownrange.
7645 (add_bytes): Same. Correct caret placement in diagnostics.
7646 (pass_sprintf_length::compute_format_length): Set
7647 format_result::knownrange.
7648 (pass_sprintf_length::handle_gimple_call): Use target_size_max.
7650 2016-10-24 Jakub Jelinek <jakub@redhat.com>
7652 * config/i386/i386.c (ix86_in_large_data_p, ix86_expand_builtin): Use
7653 VAR_P (x) instead of TREE_CODE (x) == VAR_DECL.
7655 2016-10-24 Ximin Luo <infinity0@pwned.gg>
7658 * dwarf2out.c (file_table_relative_p): Remove.
7659 (gen_compile_unit_die, dwarf2out_early_finish): Emit DW_AT_comp_dir
7660 also for absolute paths.
7661 * doc/tm.texi: Update.
7662 * doc/tm.texi.in (SDB and DWARF) <TARGET_FORCE_AT_COMP_DIR>: Remove.
7663 * target.def (force_at_comp_dir): Remove hook.
7664 * config/darwin.h (TARGET_FORCE_AT_COMP_DIR): Remove define.
7666 2016-10-24 Richard Biener <rguenther@suse.de>
7668 * tree-vrp.c (evrp_dom_walker::before_dom_children): Ignore
7669 backedges when identifying the single predecessor to take
7670 conditional info from. Use SCEV to get at ranges for loop IVs.
7671 * lto-streamer-out.c (lto_write_mode_table): CSE inner mode to
7672 avoid false warning.
7674 2016-10-24 Georg-Johann Lay <avr@gjlay.de>
7677 * doc/extend.texi (AVR Variable Attributes) [absdata]: Document it.
7678 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_ABSDATA): New macro.
7679 (avr_address_tiny_absdata_p): New static function.
7680 (avr_legitimate_address_p, avr_legitimize_address) [AVR_TINY]: Use
7681 it to determine validity of constant addresses.
7682 (avr_attribute_table) [absdata]: New variable attribute...
7683 (avr_handle_absdata_attribute): ...and handler.
7684 (avr_decl_absdata_p): New static function.
7685 (avr_encode_section_info) [AVR_TINY]: Use it to add flag
7686 AVR_SYMBOL_FLAG_TINY_ABSDATA to respective symbols_refs.
7687 (avr_address_cost) [AVR_TINY]: absdata addresses cost 2.
7689 2016-10-24 Richard Biener <rguenther@suse.de>
7691 PR tree-optimization/78076
7692 * tree-ssa-loop-split.c (tree_ssa_split_loops): Reset aux
7693 also on the loop tree root.
7695 2016-10-24 Jakub Jelinek <jakub@redhat.com>
7697 * config/i386/i386.c (ix86_fold_builtin): Handle
7698 IX86_BUILTIN_BEXTR{,I}{32,64}, IX86_BUILTIN_BZHI{32,64},
7699 IX86_BUILTIN_PDEP{32,64} and IX86_BUILTIN_PEXT{32,64}.
7700 (ix86_gimple_fold_builtin): Handle IX86_BUILTIN_BZHI{32,64},
7701 IX86_BUILTIN_PDEP{32,64} and IX86_BUILTIN_PEXT{32,64}.
7703 2016-10-24 Martin Liska <mliska@suse.cz>
7706 * opts.c (finish_options): Skip conditionally.
7708 2016-10-23 Martin Sebor <msebor@redhat.com>
7711 * config/rs6000/linux.h (TARGET_PRINTF_POINTER_FORMAT): Define.
7712 * config/rs6000/linux64.h (TARGET_PRINTF_POINTER_FORMAT): Likewise.
7714 2016-10-23 Eric Botcazou <ebotcazou@adacore.com>
7716 * config/sparc/sparc.md (cpu_feature): Minor tweak.
7717 (enabled): Likewise.
7718 (movsi_insn, movdi_insn_sp32, movdi_insn_sp64, movsf_insn,
7719 movdf_insn_sp32, movdf_insn_sp64, zero_extendsidi2_insn_sp64,
7720 sign_extendsidi2_insn, mov<VM32:mode>_insn, mov<VM64:mode>_insn_sp64,
7721 mov<VM64:mode>_insn_sp32, not_<code><mode>, nand<mode>_vis,
7722 <code>_not1<mode>_vi, <code>_not2<mode>_vis, one_cmpl<mode>2,
7723 fcmp<code><GCM:gcm_name>, pdistn<mode>_vis): Likewise.
7725 2016-10-23 Eric Botcazou <ebotcazou@adacore.com>
7727 * config/sparc/sparc-c.c (sparc_target_macros): Replace TARGET_64BIT
7728 with TARGET_ARCH64. Define __VIS to 0x400 if TARGET_VIS4.
7730 2016-10-21 Andrew Pinski <apinski@cavium.com>
7732 * config/aarch64/aarch64-cores.def: Rewrite so IMP and PART are
7734 * config/aarch64/driver-aarch64.c (struct aarch64_core_data): Change
7735 implementer_id to unsigned char.
7736 Change part_no to unsigned int.
7737 (AARCH64_BIG_LITTLE): New define.
7738 (INVALID_IMP): New define.
7739 (INVALID_CORE): New define.
7740 (cpu_data): Change the last element's implementer_id and part_no to
7742 (valid_bL_string_p): Rewrite to ..
7743 (valid_bL_core_p): this for integers instead of strings.
7744 (parse_field): New function.
7745 (contains_string_p): Rewrite to ...
7746 (contains_core_p): this for integers and only for the part_no.
7747 (host_detect_local_cpu): Rewrite handling of implementation and
7748 par num to be integers; simplifying the code.
7750 2016-10-21 Kugan Vivekanandarajah <kuganv@linaro.org>
7752 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Create nonzero
7753 value range for pointers in more cases.
7755 2016-10-21 Wilco Dijkstra <wdijkstr@arm.com>
7757 * config/aarch64/aarch64.c (aarch64_add_constant_internal):
7758 Add extra argument to allow emitting the move immediate.
7759 Use add/sub with positive immediate.
7760 (aarch64_add_constant): Add inline function.
7761 (aarch64_add_sp): Likewise.
7762 (aarch64_sub_sp): Likewise.
7763 (aarch64_expand_prologue): Call aarch64_sub_sp.
7764 (aarch64_expand_epilogue): Call aarch64_add_sp.
7765 Decide when to leave out move.
7766 (aarch64_output_mi_thunk): Call aarch64_add_constant.
7768 2016-10-21 Wilco Dijkstra <wdijkstr@arm.com>
7770 * config/aarch64/aarch64.c (aarch64_layout_frame):
7771 Align FP callee-saves.
7773 2016-10-21 Jakub Jelinek <jakub@redhat.com>
7775 * config/i386/adxintrin.h (_subborrow_u32, _addcarry_u32,
7776 _addcarryx_u32, _subborrow_u64, _addcarry_u64, _addcarryx_u64):
7778 * config/i386/rdseedintrin.h (_rdseed16_step, _rdseed32_step,
7779 _rdseed64_step): Likewise.
7780 * config/i386/tbmintrin.h (__bextri_u32): Likewise.
7783 * config/i386/i386.c: Include fold-const-call.h, tree-vrp.h
7784 and tree-ssanames.h.
7785 (ix86_fold_builtin): Fold IX86_BUILTIN_[LT]ZCNT{16,32,64}
7786 with INTEGER_CST argument.
7787 (ix86_gimple_fold_builtin): New function.
7788 (TARGET_GIMPLE_FOLD_BUILTIN): Define.
7790 * dwarf2out.c (ranges_table): Change into vec<dw_ranges, va_gc> *.
7791 (ranges_by_label): Change into vec<dw_ranges_by_label, va_gc> *.
7792 (ranges_table_allocated, ranges_table_in_use,
7793 ranges_by_label_allocated, ranges_by_label_in_use,
7794 RANGES_TABLE_INCREMENT): Removed.
7795 (add_ranges_num): Use vec_safe_push into ranges_table.
7796 (add_ranges_by_labels): Use vec_safe_push into ranges_by_label.
7797 (output_ranges): Adjust for ranges_table and ranges_by_label
7798 conversion from arrays to vec.
7799 (add_high_low_attributes, dwarf2out_finish): Adjust for range_table
7800 conversion from arrays to vec.
7801 (dwarf2out_c_finalize): Don't clear ranges_table_allocated,
7802 ranges_table_in_use, ranges_by_label_allocated and
7803 ranges_by_label_in_use. Set ranges_by_label to NULL instead of 0.
7805 * dwarf2out.c (gen_variable_die): Emit DW_AT_const_expr attribute
7806 if needed. Re-add origin_die variable and its initialization.
7808 * gimplify.c (gimplify_bind_expr): Handle oacc_declare_returns
7809 even for -fstack-reuse=none, or for volatile vars etc.
7811 2016-10-21 David Malcolm <dmalcolm@redhat.com>
7813 * print-rtl-function.c (flag_compact): Move extern decl to...
7814 * print-rtl.h (flag_compact): ...here.
7815 * rtl-tests.c (selftests::assert_rtl_dump_eq): New function.
7816 (ASSERT_RTL_DUMP_EQ): New macro.
7817 (selftest::test_dumping_regs): New function.
7818 (selftest::test_dumping_insns): New function.
7819 (selftest::test_uncond_jump): Add uses of ASSERT_RTL_DUMP_EQ on
7821 (selftest::rtl_tests_c_tests): Call the new test functions.
7823 2016-10-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7825 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Adjust.
7826 (outgoing_edges_match): Likewise.
7827 (try_crossjump_to_edge): Likewise.
7828 * cfgrtl.c (try_redirect_by_replacing_jump): Likewise.
7829 (rtl_tidy_fallthru_edge): Likewise.
7830 * rtl.h (tablejump_p): Adjust prototype.
7831 * rtlanal.c (tablejump_p): Return the label as a rtx_insn *.
7833 2016-10-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7835 * rtl.h (label_ref_label): New function.
7836 (set_label_ref_label): New function.
7837 (LABEL_REF_LABEL): Delete.
7838 * alias.c (rtx_equal_for_memref_p): Adjust.
7839 * cfgbuild.c (make_edges): Likewise.
7840 (purge_dead_tablejump_edges): Likewise.
7841 * cfgexpand.c (convert_debug_memory_address): Likewise.
7842 * cfgrtl.c (patch_jump_insn): Likewise.
7843 * combine.c (distribute_notes): Likewise.
7844 * cse.c (hash_rtx_cb): Likewise.
7845 (exp_equiv_p): Likewise.
7846 (fold_rtx): Likewise.
7847 (check_for_label_ref): Likewise.
7848 * cselib.c (rtx_equal_for_cselib_1): Likewise.
7849 (cselib_hash_rtx): Likewise.
7850 * emit-rtl.c (mark_label_nuses): Likewise.
7851 * explow.c (convert_memory_address_addr_space_1): Likewise.
7852 * final.c (output_asm_label): Likewise.
7853 (output_addr_const): Likewise.
7854 * gcse.c (add_label_notes): Likewise.
7855 * genconfig.c (walk_insn_part): Likewise.
7856 * genrecog.c (validate_pattern): Likewise.
7857 * ifcvt.c (cond_exec_get_condition): Likewise.
7858 (noce_emit_store_flag): Likewise.
7859 (noce_get_alt_condition): Likewise.
7860 (noce_get_condition): Likewise.
7861 * jump.c (maybe_propagate_label_ref): Likewise.
7862 (mark_jump_label_1): Likewise.
7863 (redirect_exp_1): Likewise.
7864 (rtx_renumbered_equal_p): Likewise.
7865 * lra-constraints.c (operands_match_p): Likewise.
7866 * print-rtl.c (print_value): Likewise.
7867 * reload.c (find_reloads): Likewise.
7868 * reload1.c (set_label_offsets): Likewise.
7869 * reorg.c (get_branch_condition): Likewise.
7870 * rtl-tests.c (test_uncond_jump): Likewise.
7871 * rtl.c (rtx_equal_p_cb): Likewise.
7872 (rtx_equal_p): Likewise.
7873 * rtlanal.c (reg_mentioned_p): Likewise.
7874 (rtx_referenced_p): Likewise.
7875 (get_condition): Likewise.
7876 * varasm.c (const_hash_1): Likewise.
7877 (compare_constant): Likewise.
7878 (const_rtx_hash_1): Likewise.
7879 (output_constant_pool_1): Likewise.
7881 2016-10-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
7884 * reload.c (find_valid_class_1): Allow regclass if atleast one
7885 regno in regclass is ok. Compute and use rclass size based on
7886 actually available regnos for mode in rclass.
7888 2016-10-21 Eric Botcazou <ebotcazou@adacore.com>
7890 * config/sparc/sparc-modes.def (CCV): New.
7892 * config/sparc/predicates.md (v_comparison_operator): New.
7893 (icc_comparison_operator): Add support for CCV/CCXV.
7894 (xcc_comparison_operator): Likewise.
7895 * config/sparc/sparc.c (output_cbranch): Likewise.
7896 (sparc_print_operand): Likewise.
7897 * config/sparc/sparc.md (UNSPEC_{ADD,SUB,NEG}V): New constants.
7898 (uaddvdi4): New expander.
7899 (addvdi4): Likewise.
7900 (uaddvdi4_sp32): New instruction.
7901 (addvdi4_sp32): Likewise.
7902 (uaddvsi4): New expander.
7903 (addvsi4): Likewise.
7904 (cmp_ccc_plus_sltu_set): New instruction.
7905 (cmp_ccv_plus): Likewise.
7906 (cmp_ccxv_plus): Likewise.
7907 (cmp_ccv_plus_set): Likewise.
7908 (cmp_ccxv_plus_set): Likewise.
7909 (cmp_ccv_plus_sltu_set): Likewise.
7910 (uaddvdi4): New expander.
7911 (subvdi4): Likewise.
7912 (usubdi4_sp32): New instruction.
7913 (subvdi4_sp32): Likewise.
7914 (usubvsi4): New expander.
7915 (subvsi4): Likewise.
7916 (cmpsi_minus_sltu_set): New instruction.
7917 (cmp_ccv_minus): Likewise.
7918 (cmp_ccxv_minus): Likewise.
7919 (cmp_ccv_minus_set): Likewise.
7920 (cmp_ccxv_minus_set): Likewise.
7921 (cmp_ccv_minus_sltu_set): Likewise.
7922 (unegvdi3): New expander.
7923 (negvdi3): Likewise.
7924 (unegdi3_sp32): New instruction.
7925 (negvdi3_sp32): Likewise.
7926 (unegvsi3): New expander.
7927 (negvsi3): Likewise.
7928 (cmp_ccc_neg_sltu_set): New instruction.
7929 (cmp_ccv_neg): Likewise.
7930 (cmp_ccxv_neg): Likewise.
7931 (cmp_ccv_neg_set): Likewise.
7932 (cmp_ccxv_neg_set): Likewise.
7933 (cmp_ccv_neg_sltu_set): Likewise.
7935 * tree-ssa-loop-split.c: Remove trailing spaces.
7936 * match.pd: Likewise.
7938 2016-10-21 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7940 PR rtl-optimization/78038
7941 * ree.c (get_defs): Return NULL if a defining insn for REG cannot
7942 be deduced to set REG through the RTL structure.
7943 (make_defs_and_copies_lists): Return false on a failing get_defs call.
7945 2016-10-21 Richard Biener <rguenther@suse.de>
7947 PR tree-optimization/78051
7948 * tree-vrp.c (evrp_dom_walker::before_dom_children): Update stmt
7949 and mark replaced if folding did something.
7951 2016-10-21 David Edelsohn <dje.gcc@gmail.com>
7953 * config/rs6000/rs6000.c (rs6000_assemble_visibility): Swap "internal"
7954 and "protected" in visibility types.
7955 (rs6000_xcoff_declare_function_name): Fix formatting.
7956 (rs6000_xcoff_declare_object_name): Fix formatting.
7958 2016-10-21 Uros Bizjak <ubizjak@gmail.com>
7960 * config/i386/i386.c (ix86_fold_builtin): Handle IX86_BUILTIN_INFQ
7961 and IX86_BUILTIN_HUGE_VALQ here ...
7962 (ix86_expand_builtin): ... not here.
7964 2016-10-20 Jakub Jelinek <jakub@redhat.com>
7966 * doc/gty.texi (for_user): Use @item next to @findex.
7968 2016-10-20 Uros Bizjak <ubizjak@gmail.com>
7971 * config/i386/bmiintrin.h (__tzcnt_u16): Call __builtin_ia32_tzcnt_u16.
7972 (__tzcnt_u32, _tzcnt_u32): Call __builtin_ia32_tzcnt_u32.
7973 (__tzcnt_u64, _tzcnt_u64): Call __builtin_ia32_tzcnt_u64.
7974 * config/i386/lzcntintrin.h (__lzcnt_u16): Call
7975 __builtin_ia32_lzcnt_u16.
7976 (__lzcnt_u32, _lzcnt_u32): Call __builtin_ia32_lzcnt_u32.
7977 (__lzcnt_u64, _lzcnt_u64): Call __builtin_ia32_lzcnt_u64.
7978 * config/i386/i386.md (UNSPEC_LZCNT, UNSPEC_TZCNT): New unspecs.
7979 (ctz<mode>2, *ctz<mode>2): Use SWI48 mode iterator.
7980 (bmi_tzcnt_<mode>): New expander.
7981 (*bmi_tzcnt_<mode>_falsedep_1): New define_insn_and_split pattern.
7982 (*bmi_tzcnt_<mode>_falsedep, *bmi_tzcnt_<mode>): New insn patterns.
7983 (clz<mode>2_lzcnt, *clz<mode>2_lzcnt): Use SWI48 mode iterator.
7984 (lzcnt_<mode>): New expander.
7985 (*lzcnt_<mode>_falsedep_1): New define_insn_and_split pattern.
7986 (*lzcnt_<mode>_falsedep, *lzcnt_<mode>): New insn patterns.
7987 * config/i386/i386-builtin-types.def (UINT_FTYPE_UINT): New.
7988 (UINT64_FTYPE_UINT64): New.
7989 * config/i386/i386-builtin.def (__builtin_clzs): Remove description.
7990 (__builtin_ia32_lzcnt_u16): New description.
7991 (__builtin_ia32_lzcnt_u32): Ditto.
7992 (__builtin_ia32_lzcnt_u64): Ditto.
7993 (__builtin_ctzs): Remove description.
7994 (__builtin_ia32_tzcnt_u16): New description.
7995 (__builtin_ia32_tzcnt_u32): Ditto.
7996 (__builtin_ia32_tzcnt_u64): Ditto.
7997 * config/i386/i386.c (ix86_expand_args_builtin): Handle
7998 UINT_FTYPE_UINT and UINT64_FTYPE_UINT64.
8000 2016-10-20 Martin Liska <mliska@suse.cz>
8003 * lto-streamer-in.c (fixup_call_stmt_edges_1): Replace value
8004 comparison with STMT_UID_NOT_IN_RANGE.
8005 (fixup_call_stmt_edges): Do not fixup edges of a thunk in
8008 2016-10-20 Eric Botcazou <ebotcazou@adacore.com>
8010 * compare-elim.c (conforming_compare): Accept UNSPECs.
8011 (find_comparison_dom_walker::before_dom_children): Deal with
8012 instructions both using and killing the flags register.
8013 (equivalent_reg_at_start): New function extracted from...
8014 (try_eliminate_compare): ...here. Use it and add support for
8015 registers and UNSPECs as second operand of the compare.
8016 * config/visium/visium-modes.def (CCV): New.
8017 * config/visium/predicates.md (visium_v_comparison_operator): New.
8018 (visium_branch_operator): Deal with CCV mode.
8019 * config/visium/visium.c (visium_select_cc_mode): Likewise.
8020 (output_cbranch): Likewise.
8021 * config/visium/visium.md (UNSPEC_{ADD,SUB,NEG}V): New constants.
8022 (uaddv<mode>4): New expander.
8023 (addv<mode>4): Likewise.
8024 (add<mode>3_insn_set_carry): New instruction.
8025 (add<mode>3_insn_set_overflow): Likewise.
8026 (addsi3_insn_set_overflow): Likewise.
8027 (usubv<mode>4): New expander.
8028 (subv<mode>4): Likewise.
8029 (sub<mode>3_insn_set_carry): New instruction.
8030 (sub<mode>3_insn_set_overflow): Likewise.
8031 (subsi3_insn_set_overflow): Likewise.
8032 (unegv<mode>3): New expander.
8033 (negv<mode>3): Likewise.
8034 (neg<mode>2_insn_set_overflow): New instruction.
8035 (addv_tst<mode>): Likewise.
8036 (subv_tst<mode>): Likewise.
8037 (negv_tst<mode>): Likewise.
8038 (cbranch<mode>4_addv_insn): New splitter and instruction.
8039 (cbranch<mode>4_subv_insn): Likewise.
8040 (cbranch<mode>4_negv_insn): Likewise.
8042 2016-10-20 Richard Biener <rguenther@suse.de>
8044 * tree-ssa-alias.c (ptrs_compare_unequal): Remove code duplication.
8045 Handle decls possibly not bound.
8046 * tree-ssa-structalias.c (get_constraint_for_ssa_var): Add
8047 nothing_id for decls that might not be bound if we are interested
8049 (get_constraint_for_component_ref): Deal with that.
8051 2016-10-20 Michael Matz <matz@suse.de>
8054 * common.opt (-fsplit-loops): New flag.
8055 * passes.def (pass_loop_split): Add.
8056 * opts.c (default_options_table): Add OPT_fsplit_loops entry at -O3.
8057 (enable_fdo_optimizations): Add loop splitting.
8058 * timevar.def (TV_LOOP_SPLIT): Add.
8059 * tree-pass.h (make_pass_loop_split): Declare.
8060 * tree-ssa-loop-manip.h (rewrite_into_loop_closed_ssa_1): Declare.
8061 * tree-ssa-loop-unswitch.c: Include tree-ssa-loop-manip.h,
8062 * tree-ssa-loop-split.c: New file.
8063 * Makefile.in (OBJS): Add tree-ssa-loop-split.o.
8064 * doc/invoke.texi (fsplit-loops): Document.
8065 * doc/passes.texi (Loop optimization): Add paragraph about loop
8068 2016-10-20 Richard Biener <rguenther@suse.de>
8070 * cgraphunit.c (analyze_functions): Set node->definition to
8071 false to signal symbol removal to debug_hooks->late_global_decl.
8072 * ipa.c (symbol_table::remove_unreachable_nodes): When not in
8073 WPA signal symbol removal to the debuginfo machinery.
8074 * dwarf2out.c (dwarf2out_late_global_decl): Instead of
8075 using early_finised to guard the we're called for symbol
8076 removal case look at the symtabs definition flag.
8077 (gen_variable_die): Remove redundant check.
8079 2016-10-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8081 * config/s390/s390.md ("prefetch"): Add fallthrough comment.
8083 2016-10-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
8085 PR tree-optimization/53979
8086 * match.pd ((a ^ b) | a -> a | b): New pattern.
8088 2016-10-19 John David Anglin <danglin@gcc.gnu.org>
8090 * config/pa/pa64-hpux.h (PA_INIT_FRAME_DUMMY_ASM_OP): Move to
8091 config/pa/pa64-hpux-lib.h.
8092 (PA_CRTBEGIN_HACK): Likewise.
8093 (DTOR_LIST_BEGIN): Likewise.
8095 2016-10-19 Bernd Edlinger <bernd.edlinger@hotmail.de>
8097 * config/arm/arm.c (arm_emit_coreregs_64bit_shift): Clear the result
8098 register only if "in" and "out" are different registers.
8100 2016-10-19 Eric Botcazou <ebotcazou@adacore.com>
8102 * omp-low.c (pass_oacc_device_lower::gate): New method.
8103 (execute): Always call execute_oacc_device_lower.
8105 2016-10-19 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8107 PR tree-optimization/77916
8108 PR tree-optimization/77937
8109 * gimple-ssa-strength-reduction.c (analyze_increments): Remove
8111 (insert_initializers): Requirement of initializer for -1 should be
8112 based on pointer-typedness of the candidate basis.
8114 2016-10-19 Bin Cheng <bin.cheng@arm.com>
8116 PR tree-optimization/78005
8117 * tree-vect-loop-manip.c (vect_gen_prolog_loop_niters): Compute
8118 upper (included) bound for niters of prolog loop.
8119 (vect_gen_scalar_loop_niters): Change parameter VF to VFM1.
8120 Compute niters of scalar loop above which vectorized loop is
8121 preferred, as well as the upper (included) bound for the niters.
8122 (vect_do_peeling): Record niter bound for loops accordingly.
8124 2016-10-19 Thomas Schwinge <thomas@codesourcery.com>
8127 * tree-core.h (enum tree_index): Put the complex types after their
8129 * tree-streamer.c (verify_common_node_recorded): New function.
8130 (preload_common_nodes) <TREE_CODE (node) == COMPLEX_TYPE>: Use it.
8132 2016-10-19 Martin Liska <mliska@suse.cz>
8134 * cgraph.h (cgraph_edge::binds_to_current_def_p):
8135 Replace NULL with false as a return value.
8137 2016-10-19 Thomas Schwinge <thomas@codesourcery.com>
8139 PR tree-optimization/78024
8140 * omp-low.c (oacc_loop_discovery): Call clear_bb_flags before, and
8141 don't clear BB_VISITED after processing.
8143 2016-10-19 Richard Biener <rguenther@suse.de>
8145 * domwalk.c (dom_walker::walk): Use RPO order.
8147 2016-10-19 Richard Biener <rguenther@suse.de>
8149 * tree-vrp.c (evrp_dom_walker::evrp_dom_walker): Initialize
8151 (evrp_dom_walker::~evrp_dom_walker): Free it.
8152 (evrp_dom_walker::stmts_to_remove): Add.
8153 (evrp_dom_walker::before_dom_children): Mark PHIs and stmts
8154 whose output we fully propagate for removal. Propagate
8155 into BB destination PHI arguments.
8156 (execute_early_vrp): Remove queued stmts. Dump value ranges
8157 before stmt removal.
8159 2016-10-18 Aldy Hernandez <aldyh@redhat.com>
8161 * Makefile.in (OBJS): Add gimple-ssa-warn-alloca.o.
8162 * passes.def: Add two instances of pass_walloca.
8163 * tree-pass.h (make_pass_walloca): New.
8164 * gimple-ssa-warn-alloca.c: New file.
8165 * doc/invoke.texi: Document -Walloca, -Walloca-larger-than=, and
8166 -Wvla-larger-than= options.
8168 2016-10-18 Thomas Schwinge <thomas@codesourcery.com>
8170 * cfg.c (clear_bb_flags): Use FOR_ALL_BB_FN.
8171 * config/nvptx/nvptx.c (nvptx_find_sese): Likewise.
8173 2016-10-18 Kelvin Nilsen <kelvin@gcc.gnu.org>
8175 * config/rs6000/altivec.h (vec_xl_len): New macro.
8176 (vec_xst_len): New macro.
8177 (vec_cmpnez): New macro.
8178 (vec_cntlz_lsbb): New macro.
8179 (vec_cnttz_lsbb): New macro.
8180 (vec_xlx): New macro.
8181 (vec_xrx): New macro.
8182 (vec_all_nez): New C++ predicate template.
8183 (vec_any_eqz): New C++ predicate template.
8184 (vec_all_ne): Revised C++ predicate template under _ARCH_PWR9
8185 conditional compilation.
8186 (vec_any_eq): Revised C++ predicate template under _ARCH_PWR9
8187 conditional compilation.
8188 (vec_all_nez): New macro.
8189 (vec_any_eqz): New macro.
8190 (vec_all_ne): Revised macro under _ARCH_PWR9 conditional
8192 (vec_any_eq): Revised macro under _ARCH_PWR9 conditional
8194 * config/rs6000/vector.md (VI): Moved this mode iterator
8195 definition from altivec.md to vector.md.
8196 (UNSPEC_NEZ_P): New value.
8197 (vector_ne_<mode>_p): New expansion for implementation of
8198 vec_all_ne and vec_any_eq built-in functions.
8199 (vector_nez_<mode>_p): New expansion for implementation of
8200 vec_all_nez and vec_any_eqz built-in functions.
8201 (vector_ne_v2di_p): New expansion for implementation of vec_all_ne
8202 and vec_any_eq built-in function.
8203 (cr6_test_for_zero): New commentary to explain this expansion.
8204 (cr6_test_for_zero_reverse): New commentary to explain this expansion.
8205 (cr6_test_for_lt): New commentary to explain this expansion.
8206 (cr6_test_for_lt_reverse): New commentary to explain this
8208 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
8209 overloaded function prototypes for vec_all_ne, vec_all_nez,
8210 vec_any_eq, vec_any_eqz, vec_cmpnez, vec_cntlz_lsbb,
8211 vec_cnttz_lsbb, vec_xl_len, vec_xst_len, vec_xlx, and vec_xrx
8213 (altivec_resolve_overloaded_builtin): Modify the handling of
8214 ALTIVEC_BUILTIN_VEC_CMPNE to use the Power9 instructions when
8215 the compiler is configured to support TARGET_P9_VECTOR.
8216 * config/rs6000/rs6000-builtin.def (BU_ALTIVEC_P): Add commentary
8217 to explain the special processing that is given to predicate
8218 built-ins introduced using this macro.
8219 (BU_ALTIVEC_OVERLOAD_P): Add commentary to alert maintainers to
8220 the special processing given to predicate built-ins introduced
8222 (BU_VSX_P): Likewise.
8223 (BU_P8V_AV_P): Likewise.
8224 (BU_P9V_AV_P): Likewise.
8225 (BU_P9V_AV_X): New macro.
8226 (BU_P9V_64BIT_AV_X): New macro.
8227 (BU_P9V_VSX_3): New macro.
8228 (BU_P9V_OVERLOAD_P): New macro.
8229 (LXVL): New BU_P9V_64BIT_VSX_2.
8230 (VEXTUBLX): New BU_P9V_AV_2.
8231 (VEXTUBRX): Likewise.
8232 (VEXTUHLX): Likewise.
8233 (VEXTUHRX): Likewise.
8234 (VEXTUWLX): Likewise.
8235 (VEXTUWRX): Likewise.
8236 (STXVL): New BU_P9V_64BIT_AV_X.
8237 (VCLZLSBB): New BU_P9V_AV_1.
8238 (VCTZLSBB): Likewise.
8239 (CMPNEB): New BU_P9V_AV_2.
8244 (VCMPNEB_P): New BU_P9V_AV_P.
8245 (VCMPNEH_P): Likewise.
8246 (VCMPNEW_P): Likewise.
8247 (VCMPNED_P): Likewise.
8248 (VCMPNEFP_P): Likewise.
8249 (VCMPNEDP_P): Likewise.
8250 (CMPNEZB): New BU_P9V_AV_2.
8251 (CMPNEZH): Likewise.
8252 (CMPNEZW): Likewise.
8253 (VCMPNEZB_P): New BU_P9V_AV_P.
8254 (VCMPNEZH_P): Likewise.
8255 (VCMPNEZW_P): Likewise.
8256 (LXVL): New BU_P9V_OVERLOAD_2.
8257 (STXVL): New BU_P9V_OVERLOAD_3.
8258 (VEXTULX): New BU_P9V_OVERLOAD_2.
8259 (VEXTURX): Likewise.
8261 (VCMPNEZ_P): New BU_P9V_OVERLOAD_P.
8262 (VCMPNE_P): Likewise.
8263 (VCLZLSBB): New BU_P9V_OVERLOAD_1.
8264 (VCTZLSBB): Likewise.
8265 * config/rs6000/rs6000.c (altivec_expand_predicate_builtin): Add
8266 comment to explain mode used for scratch register.
8267 (altivec_expand_stxvl_builtin): New function.
8268 (altivec_expand_builtin): Add case for new constant P9V_BUILTIN_STXVL.
8269 (altivec_init_builtins): Add initialized variable
8270 void_ftype_v16qi_pvoid_long and use this type to define the
8271 built-in function __builtin_altivec_stxvl.
8272 * config/rs6000/vsx.md (UNSPEC_LXVL): New value.
8273 (UNSPEC_STXVL): New value.
8274 (UNSPEC_VCLZLSBB): New value.
8275 (UNSPEC_VCTZLSBB): New value.
8276 (UNSPEC_VEXTUBLX): New value.
8277 (UNSPEC_VEXTUHLX): New value.
8278 (UNSPEC_VEXTUWLX): New value.
8279 (UNSPEC_VEXTUBRX): New value.
8280 (UNSPEC_VEXTUHRX): New value.
8281 (UNSPEC_VEXTUWRX): New value.
8282 (UNSPEC_VCMPNEB): New value.
8283 (UNSPEC_VCMPNEZB): New value.
8284 (UNSPEC_VCMPNEH): New value.
8285 (UNSPEC_VCMPNEZH): New value.
8286 (UNSPEC_VCMPNEW): New value.
8287 (UNSPEC_VCMPNEZW): New value.
8288 (*vsx_ne_<mode>_p): New insn for vector test all not equal with
8289 vector of integer modes.
8290 (*vsx_ne_<mode>_p): New insn for vector test all not equal with
8291 vector of float or double modes.
8292 (*vector_nez_<mode>_p): New insn for vector test all not equal or
8294 (lxvl): New expand for load VSX vector with length.
8295 (*lxvl): New insn for load VSX vector with length.
8296 (stxvl): New expand for store VSX vector with length.
8297 (*stxvl): New insn for store VSX vector with length.
8298 (vcmpneb): New insn for vector of byte compare not equal.
8299 (vcmpnezb): New insn for vector of byte compare not equal or zero.
8300 (vcmpneh): New insn for vector of half word compare not equal.
8301 (vcmpnezh): New insn for vector of half word compare not equal or
8303 (vcmpnew): New insn for vector of word compare not equal.
8304 (vcmpne<VSs>): New insn for vector of float or double compare not
8306 (vcmpnezw): New insn for vector of word compare not equal or zero.
8307 (vclzlsbb): New insn for vector count leading zero
8308 least-significant bits byte.
8309 (vctzlsbb): New insn for vector count trailing zero least
8310 signficant bits byte.
8311 (vextublx): New insn for vector extract unsigned byte left
8313 (vextubrx): New insn for vector extract unsigned byte right
8315 (vextuhlx): New insn for vector extract unsigned half word left
8317 (vextuhrx): New insn for vector extract unsigned half word right
8319 (vextuwlx): New insn for vector extract unsigned word left
8321 (vextuwrx): New insn for vector extract unsigned word right
8323 * config/rs6000/rs6000.h (RS6000_BTC_CONST): Enhance comment to
8324 clarify intent of this constant.
8325 * config/rs6000/altivec.md (VI): Move this mode iterator to vsx.md.
8326 * doc/extend.texi (PowerPC Altivec Built-in Functions): Add
8327 documentation for vec_all_nez, vec_any_eqz, vec_cmpnez,
8328 vec_cntlz_lsbb, vec_cnttz_lsbb, vec_xl_len, vec_xst_len, vec_xlx,
8329 and vec_xrx functions.
8331 2016-10-18 Andrew Pinski <apinski@cavium.com>
8334 * predict.c (is_exit_with_zero_arg): New function.
8335 (tree_bb_level_predictions): Don't consider paths leading to exit(0)
8338 2016-10-18 Uros Bizjak <ubizjak@gmail.com>
8341 * config/i386/i386.c (legitimize_tls_address)
8342 <case TLS_MODEL_INITIAL_EXEC>: For TARGET_64BIT || TARGET_ANY_GNU_TLS
8343 convert dest to Pmode if different than Pmode.
8345 2016-10-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8347 PR tree-optimization/77916
8348 * gimple-ssa-strength-reduction.c (analyze_increments): Reinstate
8349 stopgap fix, as pointers with -1 increment are still broken.
8351 2016-10-18 David Edelsohn <dje.gcc@gmail.com>
8353 * config/rs6000/rs6000.c (rs6000_output_symbol_ref): Move storage
8354 mapping class decoration from here...
8355 (rs6000_xcoff_encode_section): ...to here.
8357 (rs6000_savres_strategy) [AIX,ELFv2]: Inline FPR save and restore
8358 if shrink-wrapping and optimizing for speed.
8360 2016-10-18 Richard Biener <rguenther@suse.de>
8362 * tree-vrp.c (evrp_dom_walker::before_dom_children): Handle
8363 not visited but non-executable predecessors. Return taken edge.
8364 Simplify conditions and refactor propagation vs. folding step.
8366 2016-10-18 Segher Boessenkool <segher@kernel.crashing.org>
8368 * config/rs6000/rs6000.c (rs6000_savres_strategy): Do not select
8369 {SAVE,REST}_MULTIPLE if shrink-wrapping separate components.
8370 (rs6000_get_separate_components): Assert we do not have those
8371 strategies selected.
8373 2016-10-18 Richard Biener <rguenther@suse.de>
8375 * tree-ssa-propagate.h (substitute_and_fold): Adjust prototype.
8376 * tree-ssa-propagate.c (ssa_prop_fini): Remove final BB_VISITED
8378 (substitute_and_fold_dom_walker): Adjust constructor.
8379 (substitute_and_fold_dom_walker::before_dom_children): Remove
8380 do_dce flag and handling (always true).
8381 (substitute_and_fold): Likewise.
8382 * tree-vrp.c (vrp_finalize): Adjust.
8383 (execute_early_vrp): Remove final BB_VISITED clearing.
8384 * tree-ssa-ccp.c (ccp_finalize): Adjust.
8385 * tree-ssa-copy.c (fini_copy_prop): Likewise.
8386 * ira.c (ira): Call clear_bb_flags.
8388 2016-10-18 Richard Biener <rguenther@suse.de>
8390 * genmatch.c (dt_operand::gen_gimple_expr): Use get_name to
8391 get at the operand to look at with TREE_OPERAND for generic
8394 2016-10-18 David Malcolm <dmalcolm@redhat.com>
8396 * genattrtab.c (attr_string): Use rtx_reader_ptr for call to
8398 (gen_attr): Use rtx_reader_ptr for lookup_enum_type call.
8399 (write_test_expr): Use rtx_reader_ptr for calls to
8401 (write_attr_value): Likewise.
8402 * genconditions.c (write_one_condition): Use rtx_reader_ptr for
8403 call to print_md_ptr_loc.
8404 (write_one_condition): Likewise for calls to print_c_condition.
8405 * genconstants.c: Include "statistics.h" and "vec.h".
8406 (main): Update for conversion to member functions.
8407 * genemit.c (emit_c_code): Use rtx_reader_ptr for
8408 call to print_md_ptr_loc.
8409 * genenums.c: Include "statistics.h" and "vec.h".
8410 (main): Update for conversion of traverse_enum_types to a method.
8411 * genmddeps.c: Include "statistics.h" and "vec.h".
8412 * genoutput.c (process_template): Use rtx_reader_ptr for call to
8414 * genpreds.c (write_predicate_subfunction): Likewise.
8415 (write_predicate_expr): Likewise for calls to print_c_condition.
8416 * genrecog.c (print_test): Likewise.
8417 * gensupport.c (process_rtx): Likewise for calls to
8418 copy_md_ptr_loc and join_c_conditions.
8419 (alter_test_for_insn): Likewise for call to join_c_conditions.
8420 (process_substs_on_one_elem): Likewise.
8421 (gen_mnemonic_setattr): Update for move of string_obstack to a
8422 field of rtx_reader.
8423 (mnemonic_htab_callback): Likewise. Fix formatting.
8424 (gen_mnemonic_attr): Likewise.
8425 * gentarget-def.c (def_target_insn): Use rtx_reader_ptr for calls
8426 to print_c_condition.
8427 * read-md.c: Include "statistics.h" and "vec.h".
8428 (string_obstack): Convert this global to field "m_string_obstack"
8429 of class rtx_reader.
8430 (ptr_locs): Likewise, as "m_ptr_locs".
8431 (ptr_loc_obstack): Likewise, as "m_ptr_loc_obstack".
8432 (joined_conditions): Likewise, as "m_joined_conditions".
8433 (joined_conditions_obstack): Likewise, as "m_joined_conditions_obstack".
8434 (md_constants): Likewise, as "m_md_constants".
8435 (enum_types): Likewise, as "m_enum_types".
8436 (set_md_ptr_loc): Convert to...
8437 (rtx_reader::set_md_ptr_loc): ...member function.
8438 (get_md_ptr_loc): Convert to...
8439 (rtx_reader::get_md_ptr_loc): ...member function.
8440 (copy_md_ptr_loc): Convert to...
8441 (rtx_reader::copy_md_ptr_loc): ...member function.
8442 (fprint_md_ptr_loc): Convert to...
8443 (rtx_reader::fprint_md_ptr_loc): ...member function.
8444 (print_md_ptr_loc): Convert to...
8445 (rtx_reader::print_md_ptr_loc): ...member function.
8446 (join_c_conditions): Convert to...
8447 (rtx_reader::join_c_conditions): ...member function.
8448 (fprint_c_condition): Convert to...
8449 (rtx_reader::fprint_c_condition): ...member function.
8450 (print_c_condition): Convert to...
8451 (rtx_reader::print_c_condition): ...member function.
8452 (read_name): Convert to...
8453 (rtx_reader::read_name): ...member function.
8454 (read_escape): Convert to...
8455 (rtx_reader::read_escape): ...member function.
8456 (read_quoted_string): Convert to...
8457 (rtx_reader::read_quoted_string): ...member function.
8458 (read_braced_string): Convert to...
8459 (rtx_reader::read_braced_string): ...member function.
8460 (read_string): Convert to...
8461 (rtx_reader::read_string): ...member function.
8462 (read_skip_construct): Convert to...
8463 (rtx_reader::read_skip_construct): ...member function.
8464 (handle_constants): Convert to...
8465 (rtx_reader::handle_constants): ...member function.
8466 (traverse_md_constants): Convert to...
8467 (rtx_reader::traverse_md_constants): ...member function.
8468 (handle_enum): Convert to...
8469 (rtx_reader::handle_enum): ...member function.
8470 (lookup_enum_type): Convert to...
8471 (rtx_reader::lookup_enum_type): ...member function.
8472 (traverse_enum_types): Convert to...
8473 (rtx_reader::traverse_enum_types): ...member function.
8474 (rtx_reader::rtx_reader): Move initializations
8475 of various former global data from rtx_reader::read_md_files to
8476 here, as fields, along with the call to unlock_std_streams.
8477 (rtx_reader::~rtx_reader): Clean up m_base_dir, and clean up
8479 (rtx_reader::read_md_files): Move initializations of various
8480 global data from here to the ctor.
8481 * read-md.h (read_name): Convert to...
8482 (rtx_reader::read_name): ...member function.
8483 (rtx_reader::read_escape): New method decl.
8484 (read_quoted_string): Convert to...
8485 (rtx_reader::read_quoted_string): ...member function.
8486 (rtx_reader::read_braced_string): New method decl.
8487 (read_string): Convert to...
8488 (rtx_reader::read_string): ...member function.
8489 (rtx_reader::read_skip_construct): New method decl.
8490 (rtx_reader::set_md_ptr_loc): New method decl.
8491 (rtx_reader::get_md_ptr_loc): New method decl.
8492 (copy_md_ptr_loc): Convert to...
8493 (rtx_reader::copy_md_ptr_loc): ...member function.
8494 (fprint_md_ptr_loc): Convert to...
8495 (rtx_reader::fprint_md_ptr_loc): ...member function.
8496 (print_md_ptr_loc): Convert to...
8497 (rtx_reader::print_md_ptr_loc): ...member function.
8498 (rtx_reader::lookup_enum_type): New method decl.
8499 (rtx_reader::traverse_enum_types): New method decl.
8500 (rtx_reader::handle_constants): New method decl.
8501 (traverse_md_constants): Convert to...
8502 (rtx_reader::traverse_md_constants): ...member function.
8503 (rtx_reader::handle_enum): New method decl.
8504 (rtx_reader::join_c_conditions): New method decl.
8505 (fprint_c_condition): Convert to...
8506 (rtx_reader::fprint_c_condition): ...member function.
8507 (print_c_condition): Convert to...
8508 (rtx_reader::print_c_condition): ...member function.
8509 (rtx_reader::apply_iterator_to_string): New method decl.
8510 (rtx_reader::copy_rtx_for_iterators): New method decl.
8511 (rtx_reader::read_conditions): New method decl.
8512 (rtx_reader::record_potential_iterator_use): New method decl.
8513 (rtx_reader::read_mapping): New method decl.
8514 (rtx_reader::read_rtx): New method decl.
8515 (rtx_reader::read_rtx_code): New method decl.
8516 (rtx_reader::read_rtx_operand): New method decl.
8517 (rtx_reader::read_nested_rtx): New method decl.
8518 (rtx_reader::read_rtx_variadic): New method decl.
8519 (rtx_reader::get_string_obstack): New method.
8520 (rtx_reader::get_md_constants): New method.
8521 (string_obstack): Convert global variable decl to...
8522 (rtx_reader::m_string_obstack): ...this new field.
8523 (rtx_reader::m_ptr_locs): New field.
8524 (rtx_reader::m_ptr_loc_obstack): New field.
8525 (rtx_reader::m_joined_conditions): New field.
8526 (rtx_reader::m_joined_conditions_obstack): New field.
8527 (rtx_reader::m_md_constants): New field.
8528 (rtx_reader::m_enum_types): New field.
8529 * read-rtl.c (apply_iterator_to_string): Convert to...
8530 (rtx_reader::apply_iterator_to_string): ...member function.
8531 (copy_rtx_for_iterators): Convert to...
8532 (rtx_reader::copy_rtx_for_iterators): ...member function.
8533 (add_condition_to_string): Use rtx_reader_ptr for
8534 calls join_c_conditions.
8535 (apply_iterators): Use rtx_reader_ptr for calls to
8536 join_c_conditions and copy_rtx_for_iterators.
8537 (read_conditions): Convert to...
8538 (rtx_reader::read_conditions): ...member function.
8539 (record_potential_iterator_use): Convert to...
8540 (rtx_reader::record_potential_iterator_use): ...member function.
8541 (read_mapping): Convert to...
8542 (rtx_reader::read_mapping): ...member function.
8543 (read_subst_mapping): Use rtx_reader_ptr for read_string call.
8544 (read_rtx): Convert to...
8545 (rtx_reader::read_rtx): ...member function.
8546 (read_rtx_code): Convert to...
8547 (rtx_reader::read_rtx_code): ...member function.
8548 (read_rtx_operand): Convert to...
8549 (rtx_reader::read_rtx_operand): ...member function. Update for move
8550 of string_obstack to a field.
8551 (read_nested_rtx): Convert to..
8552 (rtx_reader::read_nested_rtx): ...member function.
8553 (read_rtx_variadic): Convert to..
8554 (rtx_reader::read_rtx_variadic): ...member function.
8556 2016-10-18 Kugan Vivekanandarajah <kuganv@linaro.org>
8558 * tree-vrp.c (get_value_range): Check get_ptr_nonnull.
8560 2016-10-18 Kugan Vivekanandarajah <kuganv@linaro.org>
8562 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Set value range
8563 for pointer type too.
8564 (ipcp_update_vr): set_ptr_nonnull for pointer.
8566 2016-10-18 Kugan Vivekanandarajah <kuganv@linaro.org>
8568 * tree-ssa-alias.h (pt_solution_singleton_or_null_p): Renamed from
8569 pt_solution_singleton_p.
8570 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Use renamed
8571 pt_solution_singleton_or_null_p from pt_solution_singleton_p.
8572 * tree-ssa-structalias.c (find_what_p_points_to): Preserve
8573 pointer nonnull computed by VRP.
8574 Also Conservatively set pt.null to 1.
8575 (pt_solution_reset): Conservatively set pt.null to 1.
8576 (pt_solution_singleton_or_null_p): Renamed from
8577 pt_solution_singleton_p.
8578 * tree-ssanames.h (set_ptr_nonnull): Declare.
8579 (get_ptr_nonnull): Likewise.
8580 * tree-ssanames.c (set_ptr_nonnull): New.
8581 (get_ptr_nonnull): Likewise.
8582 * tree-vrp.c (vrp_finalize): Set ptr that are nonnull.
8583 (evrp_dom_walker::before_dom_children): Likewise.
8585 2016-10-17 Eric Botcazou <ebotcazou@adacore.com>
8587 * config/i386/i386.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to...
8588 * config/i386/i386.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ...here.
8589 * config/ia64/ia64.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to...
8590 * config/ia64/ia64.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ...here.
8591 * config/rs6000/rs6000.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to.
8592 * config/rs6000/rs6000.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ...here.
8593 (rs6000_option_override_internal): Clear it if ABI_AIX.
8594 * config/sparc/sparc.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to...
8595 * config/sparc/sparc.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ... here.
8597 2016-10-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8599 * gimple-ssa-strength-reduction.c (record_increment): Remove
8602 2016-10-17 Eric Botcazou <ebotcazou@adacore.com>
8604 * expmed.c (expand_shift_1): Add MAY_FAIL parameter and do not assert
8605 that the result is non-zero if it is true.
8606 (maybe_expand_shift): New wrapper around expand_shift_1.
8607 (emit_store_flag): Call maybe_expand_shift in lieu of expand_shift.
8609 2016-10-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8611 PR tree-optimization/77916
8612 * gimple-ssa-strength-reduction.c (create_add_on_incoming_edge):
8613 Don't allow a MINUS_EXPR for pointer arithmetic for either known
8615 (record_increment): Increments of -1 for unknown strides just use
8616 a multiply initializer like other negative values.
8617 (analyze_increments): Remove stopgap solution for -1 increment
8618 applied to pointer arithmetic.
8620 2016-10-17 Yuri Rumyantsev <ysrumyan@gmail.com>
8622 * dominance.c (dom_info::dom_info): Add new constructor for region
8623 which is vector of basic blocks.
8624 (dom_init): New method to initialize members common for both
8626 (dom_info::dom_info): Invoke dom_init for partial initialization.
8627 (dom_info::get_idom): Add check to corner cases on basic blocks which
8629 (dom_info::calc_dfs_tree): Check M_FAKE_EXIT_EDGE instead of M_REVERSE
8630 to detect unreachable bbs.
8631 (dom_info::calc_idoms): Likewise.
8632 (compute_dom_fast_query_in_region): New function.
8633 (calculate_dominance_info_for_region): Likewise.
8634 (free_dominance_info_for_region): Likewise.
8635 * dominance.h: Add prototypes for introduced region-based functions
8636 * tree-if-conv.c (build_region): New function.
8637 (if_convertible_loop_p_1): Invoke local version of post-dominators
8638 calculation before basic block predication with subsequent freeing
8639 post-dominator info.
8640 (tree_if_conversion): Remove free of post-dominator info
8641 (pass_if_conversion::execute): Delete detection of infinite loops
8642 and fake edges to exit block since post-dominator calculation is
8643 performed per if-converted loop only.
8645 2016-10-17 Bernd Edlinger <bernd.edlinger@hotmail.de>
8648 * config/arm/arm.c (arm_emit_coreregs_64bit_shift): Clear the result
8649 register explicitly.
8650 * config/arm/arm.md (ashldi3, ashrdi3, lshrdi3): Don't FAIL if
8651 optimizing for size.
8653 2016-10-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8655 * config/aarch64/aarch64.c: Delete inclusion of
8656 cortex-a57-fma-steering.h.
8657 (aarch64_override_options): Delete call
8658 to aarch64_register_fma_steering.
8659 * config/aarch64/aarch64-protos.h (make_pass_fma_steering): Declare.
8660 * config/aarch64/cortex-a57-fma-steering.h: Delete.
8661 * config/aarch64/aarch64-passes.def: New file.
8662 * config/aarch64/cortex-a57-fma-steering.c
8663 (aarch64_register_fma_steering): Delete definition.
8664 (make_pass_fma_steering): Remove static qualifier.
8665 * config/aarch64/t-aarch64 (PASSES_EXTRA): New directive.
8666 (cortex-a57-fma-steering.o): Remove dependency on
8667 cortex-a57-fma-steering.h.
8669 2016-10-17 Eric Botcazou <ebotcazou@adacore.com>
8671 * explow.c (validize_mem): Do not modify the argument in-place.
8673 2016-10-17 Thomas Schwinge <thomas@codesourcery.com>
8675 * tree-streamer.c (record_common_node): Explicitly list expected
8678 2016-10-17 Richard Biener <rguenther@suse.de>
8680 PR tree-optimization/77988
8681 * tree-vrp.c (remove_range_assertions): Use replace_uses_by.
8683 2016-10-17 Marek Polacek <polacek@redhat.com>
8685 * Makefile.in (C_COMMON_OBJS): Add c-family/c-attribs.o.
8687 2016-10-17 Richard Biener <rguenther@suse.de>
8689 * bb-reorder.c (reorder_basic_blocks_simple): Clear BB_VISITED
8692 2016-10-17 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
8694 PR tree-optimization/71636
8695 * match.pd (x & ((1 << b) - 1) -> x & ~(~0 << b)): New pattern.
8697 2016-10-17 Richard Biener <rguenther@suse.de>
8699 * gimplify.c (gimplify_function_tree): Do not move the outer
8702 2016-10-17 Jakub Jelinek <jakub@redhat.com>
8704 * langhooks.h (struct lang_hooks_for_decls): Remove
8705 function_decl_explicit_p, function_decl_deleted_p and
8706 function_decl_defaulted hooks. Add decl_dwarf_attribute hook.
8707 * langhooks-def.h (lhd_decl_dwarf_attribute): Declare.
8708 (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P,
8709 LANG_HOOKS_FUNCTION_DECL_DELETED_P,
8710 LANG_HOOKS_FUNCTION_DECL_DEFAULTED): Remove.
8711 (LANG_HOOKS_DECL_DWARF_ATTRIBUTE): Define.
8712 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P,
8713 LANG_HOOKS_FUNCTION_DECL_DELETED_P and
8714 LANG_HOOKS_FUNCTION_DECL_DEFAULTED. Add
8715 LANG_HOOKS_DECL_DWARF_ATTRIBUTE.
8716 * langhooks.c (lhd_decl_dwarf_attribute): New function.
8717 * dwarf2out.c (gen_subprogram_die): Use
8718 lang_hooks.decls.decl_dwarf_attribute instead of
8719 lang_hooks.decls.function_decl_*.
8721 2016-10-16 Eric Botcazou <ebotcazou@adacore.com>
8725 * common.opt (-ftrampolines): New option.
8726 * doc/invoke.texi (Code Gen Options): Document it.
8727 * doc/tm.texi.in (Trampolines): Add TARGET_CUSTOM_FUNCTION_DESCRIPTORS.
8728 * doc/tm.texi: Regenerate.
8729 * builtins.def: Add init_descriptor and adjust_descriptor.
8730 * builtins.c (expand_builtin_init_trampoline): Do not issue a warning
8731 on platforms with descriptors.
8732 (expand_builtin_init_descriptor): New function.
8733 (expand_builtin_adjust_descriptor): Likewise.
8734 (expand_builtin) <BUILT_IN_INIT_DESCRIPTOR>: New case.
8735 <BUILT_IN_ADJUST_DESCRIPTOR>: Likewise.
8736 * calls.c (prepare_call_address): Remove SIBCALLP parameter and add
8737 FLAGS parameter. Deal with indirect calls by descriptor and adjust.
8738 Set STATIC_CHAIN_REG_P on the static chain register, if any.
8739 (call_expr_flags): Set ECF_BY_DESCRIPTOR for calls by descriptor.
8740 (expand_call): Likewise. Move around call to prepare_call_address
8741 and pass all flags to it.
8742 * cfgexpand.c (expand_call_stmt): Reinstate CALL_EXPR_BY_DESCRIPTOR.
8743 * gimple.h (enum gf_mask): New GF_CALL_BY_DESCRIPTOR value.
8744 (gimple_call_set_by_descriptor): New setter.
8745 (gimple_call_by_descriptor_p): New getter.
8746 * gimple.c (gimple_build_call_from_tree): SetCALL_EXPR_BY_DESCRIPTOR.
8747 (gimple_call_flags): Deal with GF_CALL_BY_DESCRIPTOR.
8748 * langhooks.h (struct lang_hooks): Add custom_function_descriptors.
8749 * langhooks-def.h (LANG_HOOKS_CUSTOM_FUNCTION_DESCRIPTORS): Define.
8750 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_CUSTOM_FUNCTION_DESCRIPTORS.
8751 * rtl.h (STATIC_CHAIN_REG_P): New macro.
8752 * rtlanal.c (find_first_parameter_load): Skip static chain registers.
8753 * target.def (custom_function_descriptors): New POD hook.
8754 * tree.h (FUNC_ADDR_BY_DESCRIPTOR): New flag on ADDR_EXPR.
8755 (CALL_EXPR_BY_DESCRIPTOR): New flag on CALL_EXPR.
8756 * tree-core.h (ECF_BY_DESCRIPTOR): New mask.
8757 Document FUNC_ADDR_BY_DESCRIPTOR and CALL_EXPR_BY_DESCRIPTOR.
8758 * tree.c (make_node_stat) <tcc_declaration>: Use FUNCTION_ALIGNMENT.
8759 (build_common_builtin_nodes): Initialize init_descriptor and
8761 * tree-nested.c: Include target.h.
8762 (struct nesting_info): Add 'any_descr_created' field.
8763 (get_descriptor_type): New function.
8764 (lookup_element_for_decl): New function extracted from...
8765 (create_field_for_decl): Likewise.
8766 (lookup_tramp_for_decl): ...here. Adjust.
8767 (lookup_descr_for_decl): New function.
8768 (convert_tramp_reference_op): Deal with descriptors.
8769 (build_init_call_stmt): New function extracted from...
8770 (finalize_nesting_tree_1): ...here. Adjust and deal with descriptors.
8771 * defaults.h (FUNCTION_ALIGNMENT): Define.
8772 (TRAMPOLINE_ALIGNMENT): Set to above instead of FUNCTION_BOUNDARY.
8773 * config/i386/i386.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define.
8774 * config/ia64/ia64.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Likewise.
8775 * config/rs6000/rs6000.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS):Likewise.
8776 * config/sparc/sparc.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Likewise.
8778 2016-10-16 Eric Botcazou <ebotcazou@adacore.com>
8780 * config/sparc/sparc.c (sparc_expand_vector_init): Only accept literal
8781 constants in CONST_VECTORs.
8783 2016-10-15 Eric Botcazou <ebotcazou@adacore.com>
8785 * config/sparc/sparc.c (sparc_expand_vec_perm_bmask): Use a scratch
8786 register as destination of bmask.
8787 (vector_init_bshuffle): Likewise.
8788 * config/sparc/sparc.md (vec_perm_constv8qi): Likewise.
8789 (bmaskdi_vis): Enable only in 64-bit mode.
8791 2016-10-15 Segher Boessenkool <segher@kernel.crashing.org>
8793 * config/rs6000/rs6000.c (rs6000_get_separate_components): Do not
8794 make LR a separately shrink-wrapped component unless savres_strategy
8795 contains all of {SAVE,REST}_INLINE_{GPRS,FPRS,VRS}. Do not wrap
8796 GPRs unless both {SAVE,REST}_INLINE_GPRS. Do not disallow all
8797 wrapping when not both {SAVE,REST}_INLINE_GPRS.
8799 2016-10-15 Eric Botcazou <ebotcazou@adacore.com>
8801 * optabs.c (expand_parity): Fix mode mismatch, add final conversion
8802 and keep looping on failure.
8804 2016-10-14 David Malcolm <dmalcolm@redhat.com>
8806 * print-rtl-function.c (print_edge): Omit "(flags)" when none are
8808 (print_rtx_function): Update example in comment for...
8809 * print-rtl.c (print_rtx_operand_code_r): In compact mode, print
8810 non-virtual pseudos with a '%' sigil followed by the regno, offset
8811 by (LAST_VIRTUAL_REGISTER + 1), so that the first non-virtual
8812 pseudo is dumped as "%0".
8814 2016-10-14 Jakub Jelinek <jakub@redhat.com>
8817 * expr.c (expand_expr_real_1) <case CONST_DECL>: For EXPAND_WRITE
8820 2016-10-14 Eric Botcazou <ebotcazou@adacore.com>
8822 * config/sparc/sparc-passes.def: New file.
8823 * config/sparc/t-sparc (PASSES_EXTRA): Add sparc-passes.def.
8824 * config/sparc/sparc-protos.h (make_pass_work_around_errata): New.
8825 * config/sparc/sparc.c (sparc_option_override): Don't register passes.
8827 2016-10-14 Pat Haugen <pthaugen@us.ibm.com>
8829 * loop-unroll.c (unroll_loop_runtime_iterations): Condition initial
8830 loop peel to loops with exit test at the beginning.
8832 2016-10-14 Pat Haugen <pthaugen@us.ibm.com>
8834 PR rtl-optimization/68212
8835 * cfgloopmanip.c (duplicate_loop_to_header_edge): Use preheader edge
8836 frequency when computing scale factor for peeled copies.
8837 * loop-unroll.c (unroll_loop_runtime_iterations): Fix freq/count
8838 values for switch/peel blocks/edges.
8840 2016-10-14 Pedro Alves <palves@redhat.com>
8842 * coretypes.h (OVERRIDE, FINAL): Delete, moved to include/ansidecl.h.
8844 2016-10-14 Catherine Moore <clm@codesourcery.com>
8846 * config/mips/mips.c (mips_prepare_pch_save): Initialize
8847 micromips_globals to zero.
8849 2016-10-14 Richard Biener <rguenther@suse.de>
8851 PR tree-optimization/77979
8852 * tree-vrp.c (compare_name_with_value): Handle released SSA names
8853 in the equivalency sets.
8854 (compare_names): Likewise.
8856 2016-10-14 Martin Liska <mliska@suse.cz>
8858 * builtins.h(target_char_cst_p): Declare the function.
8859 * builtins.c (fold_builtin_memchr): Remove.
8860 (target_char_cst_p): Move the function from gimple-fold.c.
8861 (fold_builtin_3): Do not call the function.
8862 * gimple-fold.c (gimple_fold_builtin_memchr): New function.
8863 (gimple_fold_builtin): Call the function.
8864 * fold-const-call.c (fold_const_call_1): Handle CFN_BUILT_IN_MEMCHR.
8866 2016-10-14 Martin Liska <mliska@suse.cz>
8868 * builtins.c (fold_builtin_strcmp): Remove function.
8869 (fold_builtin_strncmp): Likewise.
8870 (fold_builtin_2): Remove call of the function.
8871 (fold_builtin_3): Likewise.
8872 * fold-const-call.c (fold_const_call): Add constant folding
8873 for CFN_BUILT_IN_STRCASECMP and CFN_BUILT_IN_STRNCASECMP.
8874 * fold-const-call.h (build_cmp_result): Declare the function.
8875 * gimple-fold.c (gimple_load_first_char): New function.
8876 (gimple_fold_builtin_string_compare): Likewise.
8877 (gimple_fold_builtin): Call the function.
8879 2016-10-14 Nathan Sidwell <nathan@acm.org>
8881 * gcov-io.c (gcov_open): Deconstify 'mode'.
8883 2016-10-14 Martin Liska <mliska@suse.cz>
8885 * fold-const.c (c_getstr): Support of properly \0-terminated
8886 string constants. New argument is added.
8887 * fold-const.h: New argument is added.
8889 2016-10-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8891 * config/aarch64/aarch64.c (aarch64_print_hint_for_core_or_arch):
8893 (aarch64_print_hint_for_core): Likewise.
8894 (aarch64_print_hint_for_arch): Likewise.
8895 (aarch64_validate_march): Use it. Fix indentation in type signature.
8896 (aarch64_validate_mcpu): Use aarch64_print_hint_for_core_or_arch.
8897 (aarch64_validate_mtune): Likewise.
8898 (aarch64_handle_attr_arch): Likewise.
8899 (aarch64_handle_attr_cpu): Likewise.
8900 (aarch64_handle_attr_tune): Likewise.
8902 2016-10-14 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
8904 * optabs.def: Remove optab function gen_int_libfunc for sdivmod_optab
8907 2016-10-13 Andreas Schwab <schwab@linux-m68k.org>
8909 * config/m68k/m68k.c (m68k_option_override): Check
8910 opt_fstack_limit_symbol_arg and opt_fstack_limit_register_no
8911 instead of stack_limit_rtx.
8913 2016-10-13 Jakub Jelinek <jakub@redhat.com>
8915 * dwarf2out.c (gen_member_die): Handle inline static data member
8918 2016-10-13 Nathan Sidwell <nathan@acm.org>
8920 * gcov-io.c (gcov_open): Fix documentation. Simplify setting
8921 gcov_var.mode. Remove unnecessary fstat.
8923 2016-10-13 Segher Boessenkool <segher@kernel.crashing.org>
8926 * function.c (thread_prologue_and_epilogue_insns): Call all
8927 make_*logue_seq in the same order as traditional. Call them
8928 all a second time if shrink_wrapped_separate.
8930 2016-10-13 Marek Polacek <polacek@redhat.com>
8932 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
8933 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Don't
8936 2016-10-13 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8938 PR tree-optimization/77937
8939 * gimple-ssa-strength-reduction.c (analyze_increments): Set cost
8940 to infinite when we have a pointer with an increment of -1.
8942 2016-10-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
8944 * coretypes.h: Move MEMMODEL_* macros and enum memmodel definition
8946 * memmodel.h: This file.
8947 * alias.c, asan.c, auto-inc-dec.c, bb-reorder.c, bt-load.c,
8948 caller-save.c, calls.c, ccmp.c, cfgbuild.c, cfgcleanup.c,
8949 cfgexpand.c, cfgloopanal.c, cfgrtl.c, cilk-common.c, combine.c,
8950 combine-stack-adj.c, common/config/aarch64/aarch64-common.c,
8951 common/config/arm/arm-common.c, common/config/bfin/bfin-common.c,
8952 common/config/c6x/c6x-common.c, common/config/i386/i386-common.c,
8953 common/config/ia64/ia64-common.c, common/config/nvptx/nvptx-common.c,
8954 compare-elim.c, config/aarch64/aarch64-builtins.c,
8955 config/aarch64/aarch64-c.c, config/aarch64/cortex-a57-fma-steering.c,
8956 config/arc/arc.c, config/arc/arc-c.c, config/arm/arm-builtins.c,
8957 config/arm/arm-c.c, config/avr/avr.c, config/avr/avr-c.c,
8958 config/avr/avr-log.c, config/bfin/bfin.c, config/c6x/c6x.c,
8959 config/cr16/cr16.c, config/cris/cris.c, config/darwin-c.c,
8960 config/darwin.c, config/epiphany/epiphany.c,
8961 config/epiphany/mode-switch-use.c,
8962 config/epiphany/resolve-sw-modes.c, config/fr30/fr30.c,
8963 config/frv/frv.c, config/ft32/ft32.c, config/h8300/h8300.c,
8964 config/i386/i386-c.c, config/i386/winnt.c, config/iq2000/iq2000.c,
8965 config/lm32/lm32.c, config/m32c/m32c.c, config/m32r/m32r.c,
8966 config/m68k/m68k.c, config/mcore/mcore.c,
8967 config/microblaze/microblaze.c, config/mmix/mmix.c,
8968 config/mn10300/mn10300.c, config/moxie/moxie.c,
8969 config/msp430/msp430.c, config/nds32/nds32-cost.c,
8970 config/nds32/nds32-intrinsic.c, config/nds32/nds32-md-auxiliary.c,
8971 config/nds32/nds32-memory-manipulation.c,
8972 config/nds32/nds32-predicates.c, config/nds32/nds32.c,
8973 config/nios2/nios2.c, config/nvptx/nvptx.c, config/pa/pa.c,
8974 config/pdp11/pdp11.c, config/rl78/rl78.c, config/rs6000/rs6000-c.c,
8975 config/rx/rx.c, config/s390/s390-c.c, config/s390/s390.c,
8976 config/sh/sh.c, config/sh/sh-c.c, config/sh/sh-mem.cc,
8977 config/sh/sh_treg_combine.cc, config/sol2.c, config/spu/spu.c,
8978 config/stormy16/stormy16.c, config/tilegx/tilegx.c,
8979 config/tilepro/tilepro.c, config/v850/v850.c, config/vax/vax.c,
8980 config/visium/visium.c, config/vms/vms-c.c, config/xtensa/xtensa.c,
8981 coverage.c, cppbuiltin.c, cprop.c, cse.c, cselib.c, dbxout.c, dce.c,
8982 df-core.c, df-problems.c, df-scan.c, dojump.c, dse.c, dwarf2asm.c,
8983 dwarf2cfi.c, dwarf2out.c, emit-rtl.c, except.c, explow.c, expmed.c,
8984 expr.c, final.c, fold-const.c, function.c, fwprop.c, gcse.c,
8985 ggc-page.c, haifa-sched.c, hsa-brig.c, hsa-gen.c, hw-doloop.c,
8986 ifcvt.c, init-regs.c, internal-fn.c, ira-build.c, ira-color.c,
8987 ira-conflicts.c, ira-costs.c, ira-emit.c, ira-lives.c, ira.c, jump.c,
8988 loop-doloop.c, loop-invariant.c, loop-iv.c, loop-unroll.c,
8989 lower-subreg.c, lra.c, lra-assigns.c, lra-coalesce.c,
8990 lra-constraints.c, lra-eliminations.c, lra-lives.c, lra-remat.c,
8991 lra-spills.c, mode-switching.c, modulo-sched.c, omp-low.c, passes.c,
8992 postreload-gcse.c, postreload.c, predict.c, print-rtl-function.c,
8993 recog.c, ree.c, reg-stack.c, regcprop.c, reginfo.c, regrename.c,
8994 reload.c, reload1.c, reorg.c, resource.c, rtl-chkp.c, rtl-tests.c,
8995 rtlanal.c, rtlhooks.c, sched-deps.c, sched-rgn.c, sdbout.c,
8996 sel-sched-ir.c, sel-sched.c, shrink-wrap.c, simplify-rtx.c,
8997 stack-ptr-mod.c, stmt.c, stor-layout.c, target-globals.c,
8998 targhooks.c, toplev.c, tree-nested.c, tree-outof-ssa.c,
8999 tree-profile.c, tree-ssa-coalesce.c, tree-ssa-ifcombine.c,
9000 tree-ssa-loop-ivopts.c, tree-ssa-loop.c, tree-ssa-reassoc.c,
9001 tree-ssa-sccvn.c, tree-vect-data-refs.c, ubsan.c, valtrack.c,
9002 var-tracking.c, varasm.c: Include memmodel.h.
9003 * genattrtab.c (write_header): Include memmodel.h in generated file.
9004 * genautomata.c (main): Likewise.
9005 * gengtype.c (open_base_files): Likewise.
9006 * genopinit.c (main): Likewise.
9007 * genconditions.c (write_header): Include memmodel.h earlier in
9009 * genemit.c (main): Likewise.
9010 * genoutput.c (output_prologue): Likewise.
9011 * genpeep.c (main): Likewise.
9012 * genpreds.c (write_insn_preds_c): Likewise.
9013 * genrecog.c (write_header): Likewise.
9014 * Makefile.in (PLUGIN_HEADERS): Include memmodel.h
9016 2016-10-13 David Malcolm <dmalcolm@redhat.com>
9018 * function-tests.c (selftest::test_expansion_to_rtl): Add "true"
9019 for new "compact" param of print_rtx_function. Check for "cinsn"
9021 * print-rtl-function.c (flag_compact): New decl.
9022 (print_rtx_function): Add param "compact" and use it to set
9023 flag_compact, adding a description of the effect to the leading
9024 comment, and updating the example output.
9025 * print-rtl.c (flag_compact): New variable.
9026 (print_rtx_operand_code_0): Omit the JUMP_LABEL reference in compact
9028 (print_rtx_operand_code_i): When printing source locations, wrap
9029 xloc.file in quotes. Don't print INSN_CODEs in compact mode.
9030 (print_rtx_operand_code_r): Don't print regnos for hard regs and
9031 virtuals in compact mode.
9032 (print_rtx_operand_code_u): Don't print insn UIDs in compact mode,
9033 apart from in LABEL_REFs.
9034 (print_rtx_operand): In case 'w', don't print in hex in compact mode.
9035 Don't print basic block ids in compact mode.
9036 (print_rtx): In compact mode, prefix the code of insns with "c",
9037 only print the INSN_UID of CODE_LABELs, and omit their LABEL_NUSES.
9038 * print-rtl.h (print_rtx_function): Add "compact" param.
9040 2016-10-13 Richard Earnshaw <rearnsha@arm.com>
9042 * arm.h (TARGET_VFP): Delete.
9043 (TARGET_VFPD32): Remove references to TARGET_VFP.
9044 (TARGET_VFP3, TARGET_VFP5): Likewise.
9045 (TARGET_VFP_SINGLE, TARGET_VFP_DOUBLE): Likewise.
9046 (TARGET_NEON_FP16): Likewise.
9047 (TARGET_FMA): Likewise.
9048 (TARGET_CRYPTO): Likewise.
9049 (TARGET_NEON): Likewise.
9050 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
9051 (FUNCTION_ARG_REGNO_P): Likewise.
9052 * arm.c (arm_option_check_internal): Likewise.
9053 (arm_option_override): Likewise.
9054 (use_return_insn): Likewise.
9055 (arm_function_value_regno_p): Likewise.
9056 (arm_apply_result_size): Likewise.
9057 (use_vfp_abi): Likewise.
9058 (arm_legitimate_address_outer_p): Likewise.
9059 (thumb2_legitimate_address_p): Likewise.
9060 (arm_legitimate_index_p): Likewise.
9061 (thumb2_legitimate_index_p): Likewise.
9062 (arm_legitimate_address): Likewise.
9063 (arm_get_vfp_saved_size): Likewise.
9064 (arm_emit_vfp_multi_reg_pop): Likewise.
9065 (arm_get_frame_offsets): Likewise.
9066 (arm_save_coproc_regs): Likewise.
9067 (arm_hard_regno_mode_ok): Likewise.
9068 (arm_expand_epilogue_apcs_frame): Likewise.
9069 (arm_expand_epilogue): Likewise.
9070 (arm_file_start): Likewise.
9071 (arm_conditional_register_usage): Likewise.
9072 (arm_validize_comparison): Use vfp_compare_operand directly.
9073 * arm-builtins.c (arm_init_builtins): Remove references to TARGET_VFP.
9074 (arm_expand_vfp_builtin): Use TARGET_HARD_FLOAT for detecting
9076 (arm_atomic_assign_expand_fenv): Likewise.
9077 * arm.md (divsf3): Likewise.
9078 (arm_negsi2): Likewise.
9080 (arm_movdi): Likewise.
9081 (arm_movt): Likewise.
9082 (cbranchsf4): Change predicate to vfp_compare_operand.
9083 (cbranchdf4): Change predicate to vfp_compare_operand.
9084 (cstorehf4): Change predicate to vfp_compare_operand.
9085 (cstoresf4): Change predicate to vfp_compare_operand.
9086 (cstoredf4): Change predicate to vfp_compare_operand.
9087 (vfp_pop_multiple_with_writeback): Remove references to TARGET_VFP.
9088 (movhi_insn_arch4, movhi_bytes): Likewise.
9089 * constraints.md (Dt): Likewise.
9091 * iterators.md (SDF): Likewise.
9092 * predicates.md (arm_float_compare_operand): Delete.
9093 (const_double_vcvt_power_of_two_reciprocal): Remove references to
9095 (const_double_vcvt_power_of_two): Likewise.
9096 * thumb2.md thumb2_movsi_insn): Likewise.
9097 * vfp.md (arm_movhi_vfp, thumb2_movhi_vfp): Likewise.
9098 (movhf_vfp): Likewise.
9099 (arm_movsi_vfp, thumb2_movsi_vfp): Likewise.
9100 (movdi_vfp, movdi_vfp_cortexa8): Likewise.
9101 (movsf_vfp, thumb2_movsf_vfp): Likewise.
9102 (movdf_vfp, thumb2_movdf_vfp): Likewise.
9103 (movsfcc_vfp, abssf2_vfp, negsf2_vfp, addsf3_vfp): Likewise.
9104 (subsf3_vfp, divsf3_vfp): Likewise.
9105 (mulsf3_vfp, mulsf3negsf_vfp, negmulsf3_vfp): Likewise.
9106 (mulsf3addsf_vfp, (mulsf3subsf_vfp, mulsf3negsfaddsf_vfp): Likewise.
9107 (mulsf3negsfsubsf_vfp): Likewise.
9108 (truncsisf2_vfp, fixuns_truncsfsi2, floatsisf2_vfp): Likewise.
9109 (floatunssisf2, sqrtsf2_vfp): Likewise.
9110 (movcc_vfp): Likewise.
9111 (cmpsf_split_vfp, cmpsf_trap_split_vfp): Likewise.
9112 (cmpsf_vfp, cmpsf_trap_vfp): Likewise.
9113 (push_multi_vfp): Likewise.
9114 (set_fpscr, get_fpscr): Likewise.
9115 * arm-c.c (arm_cpu_builtins): Unconditionally define __VFP_FP__.
9117 2016-10-13 Richard Earnshaw <rearnsha@arm.com>
9119 * arm.h (TARGET_VFP): Unconditionally define to 1.
9120 (arm_fpu_desc): Remove 'model' field.
9121 (TARGET_FPU_MODEL): Delete.
9122 * arm.c (all_fpus): Don't initialize the model field.
9123 (arm_can_inline_p): Don't check the FPU model.
9124 * arm-fpus.def: Remove redundant model field from all FPU
9127 2016-10-13 Richard Biener <rguenther@suse.de>
9130 * genmatch.c (struct capture): Add value_match member.
9131 (commutate): Preserve value_match.
9132 (lower_opt_convert): Likewise.
9133 (lower_cond): Likewise.
9134 (replace_id): Likewise.
9135 (struct dt_operand): Add value_match member.
9136 (decision_tree::cmp_node): Compare it.
9137 (decision_tree::insert_operand): Honor it when finding and
9138 when appending a DT_MATCH.
9139 (dt_operand::gen_match_op): Generate a type check after
9140 operand_equal_p if ! value_match for both GENERIC and GIMPLE.
9141 (parser::get_internal_capture_id): New helper.
9142 (parser::finish_match_operand): New function lowering @@<id>.
9143 (parser::parse_capture): Parse @@<id> as value-match.
9144 (parser::parse_expr): Use get_internal_capture_id.
9145 (parser::parse_simplify): Call finish_match_operand.
9146 (walk_captures): New helper.
9147 * match.pd (X - (X / Y) * Y -> X % Y): Use value-matching instead
9149 ((X /[ex] A) * A -> X): Likewise.
9150 ((X | Y) ^ X -> Y & ~ X): Handle constants properly by using
9151 convert[12] and value-matching.
9152 ((A | B) & (A | C) -> A | (B & C)): Likewise.
9153 ((X | Y) | Y -> X | Y): Likewise.
9154 ((X ^ Y) ^ Y -> X): Likewise.
9155 (A - (A & B) -> ~B & A): Likewise.
9156 ((T)(P + A) - (T)P -> (T) A): Likewise.
9157 ((T)P - (T)(P + A) -> -(T) A): Likewise.
9158 ((T)(P + A) - (T)(P + B) -> (T)A - (T)B): Likewise.
9159 * doc/match-and-simplify.texi: Amend capture section.
9161 2016-10-13 Claudiu Zissulescu <claziss@synopsys.com>
9163 * config/arc/arc.md (umul_600): Remove predicated variant.
9164 (umul64_600): Likewise.
9166 2016-10-13 Claudiu Zissulescu <claziss@synopsys.com>
9168 * config/arc/arc.h (INSN_LENGTH_ALIGNMENT): Change.
9170 2016-10-13 Bin Cheng <bin.cheng@arm.com>
9172 * tree-vect-loop.c (loop_niters_no_overflow): New func.
9173 (vect_transform_loop): Call loop_niters_no_overflow. Pass the
9174 no-overflow information to vect_do_peeling_for_loop_bound and
9175 vect_gen_vector_loop_niters.
9177 2016-10-13 Bin Cheng <bin.cheng@arm.com>
9179 * tree-predcom.c (tree_predictive_commoning_loop): Skip loop that only
9182 2016-10-13 Bin Cheng <bin.cheng@arm.com>
9184 * tree-vect-loop-manip.c (adjust_vec_debug_stmts): Don't release
9185 adjust_vec automatically.
9186 (slpeel_add_loop_guard): Remove param cond_expr_stmt_list. Rename
9187 param exit_bb to guard_to.
9188 (slpeel_checking_verify_cfg_after_peeling):
9189 (set_prologue_iterations):
9190 (create_lcssa_for_virtual_phi): New func which is factored out from
9191 slpeel_tree_peel_loop_to_edge.
9192 (slpeel_tree_peel_loop_to_edge):
9193 (iv_phi_p): New func.
9194 (vect_can_advance_ivs_p): Call iv_phi_p.
9195 (vect_update_ivs_after_vectorizer): Call iv_phi_p. Directly insert
9196 new gimple stmts in basic block.
9197 (vect_gen_niters_for_prolog_loop): Rename to...
9198 (vect_gen_prolog_loop_niters): ...Rename from. Change parameters and
9199 adjust implementation.
9200 (vect_update_inits_of_drs): Fix code style issue. Convert niters to
9201 sizetype if necessary.
9202 (vect_build_loop_niters): Move to here from tree-vect-loop.c. Change
9203 it to external function.
9204 (vect_gen_scalar_loop_niters, vect_gen_vector_loop_niters): New.
9205 (vect_gen_vector_loop_niters_mult_vf): New.
9206 (slpeel_update_phi_nodes_for_loops): New.
9207 (slpeel_update_phi_nodes_for_guard1): Reimplement.
9208 (find_guard_arg, slpeel_update_phi_nodes_for_guard2): Reimplement.
9209 (slpeel_update_phi_nodes_for_lcssa, vect_do_peeling): New.
9210 * tree-vect-loop.c (vect_build_loop_niters): Move to file
9211 tree-vect-loop-manip.c
9212 (vect_generate_tmps_on_preheader): Delete.
9213 (vect_transform_loop): Rename vectorization_factor to vf. Call
9214 vect_do_peeling instead of vect_do_peeling-* functions.
9215 * tree-vectorizer.h (vect_do_peeling): New decl.
9216 (vect_build_loop_niters, vect_gen_vector_loop_niters): New decls.
9217 (vect_do_peeling_for_loop_bound): Delete.
9218 (vect_do_peeling_for_alignment): Delete.
9220 2016-10-13 Bin Cheng <bin.cheng@arm.com>
9222 * tree-vect-loop-manip.c (slpeel_tree_duplicate_loop_to_edge_cfg): Put
9223 duplicated loop after its preheader and after the original loop.
9225 2016-10-13 Bin Cheng <bin.cheng@arm.com>
9227 * tree-vect-loop.c (vect_analyze_loop_2): Check and skip loop if it
9228 has no enough iterations for LOOP_VINFO_PEELING_FOR_GAPS.
9230 2016-10-13 Bin Cheng <bin.cheng@arm.com>
9232 * tree-vect-loop.c (vectorizable_live_operation): Support handling
9233 for live variable outside loop but not in lcssa form.
9235 2016-10-13 Bin Cheng <bin.cheng@arm.com>
9237 * cfg.c (reset_original_copy_tables): New func.
9238 * cfg.h (reset_original_copy_tables): New decl.
9240 2016-10-13 Jakub Jelinek <jakub@redhat.com>
9243 * tree.h (FALLTHROUGH_LABEL_P): Use private_flag instead of
9245 * varasm.c (default_binds_local_p_3): Formatting fix.
9247 2016-10-13 Bin Cheng <bin.cheng@arm.com>
9249 * tree-vect-loop-manip.c (slpeel_can_duplicate_loop_p): Fix code
9251 (vect_do_peeling_for_loop_bound, vect_do_peeling_for_alignment):
9252 Remove useless code.
9254 2016-10-13 Martin Liska <mliska@suse.cz>
9256 PR tree-optimization/77943
9257 * tree-ssa-tail-merge.c (merge_stmts_p): Do not merge BBs with
9258 a different EH landing pads.
9260 2016-10-13 Jakub Jelinek <jakub@redhat.com>
9263 * hooks.h (hook_tree_void_null): Declare.
9264 * hooks.c (hook_tree_void_null): New function.
9265 * langhooks.c (lhd_return_null_tree_v): Remove.
9266 * langhooks-def.h (lhd_return_null_tree_v): Remove.
9267 * cfgexpand.c (stack_protect_prologue): If guard_decl is NULL,
9268 set y to const0_rtx.
9269 * function.c (stack_protect_epilogue): Likewise.
9270 * config/tilepro/tilepro.c (TARGET_STACK_PROTECT_GUARD): Redefine
9271 if TARGET_THREAD_SSP_OFFSET is defined.
9272 * config/s390/s390.c (TARGET_STACK_PROTECT_GUARD): Likewise.
9273 * config/sparc/sparc.c (TARGET_STACK_PROTECT_GUARD): Likewise.
9274 * config/tilegx/tilegx.c (TARGET_STACK_PROTECT_GUARD): Likewise.
9275 * config/rs6000/rs6000.c (TARGET_STACK_PROTECT_GUARD): Likewise.
9276 * config/i386/i386.c (TARGET_STACK_PROTECT_GUARD): Likewise.
9277 (ix86_stack_protect_guard): New function.
9279 2016-10-13 Richard Biener <rguenther@suse.de>
9281 * dwarf2out.c (tree_add_const_value_attribute): Do not try
9282 rtl_for_decl_init during early phase.
9283 (gen_variable_die): Do not create locations during early phase.
9284 (gen_label_die): Likewise.
9285 (decls_for_scope): Do not waste time handling BLOCK_NONLOCALIZED_VARs
9288 2016-10-12 Richard Biener <rguenther@suse.de>
9290 * tree-vrp.c (evrp_dom_walker::try_find_new_range): Renamed from
9291 try_add_new_range and made to eturn new range.
9292 (evrp_dom_walker::before_dom_children): Push op1 value range before
9293 pushing op0 value range.
9295 2016-10-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9297 PR tree-optimization/77937
9298 * gimple-ssa-strength-reduction.c (analyze_increments): Use
9299 POINTER_TYPE_P on the candidate type to determine whether
9300 candidates in this chain require pointer arithmetic.
9302 2016-10-12 Eric Botcazou <ebotcazou@adacore.com>
9304 * config/visium/visium.c (visium_gimplify_va_arg): Emit a big-endian
9305 correction if the type is smaller than a word.
9306 (visium_select_cc_mode): Add ... fall through ... comment.
9308 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
9310 * config/rs6000/rs6000.c (machine_function): Add new fields
9311 gpr_is_wrapped_separately and lr_is_wrapped_separately.
9312 (TARGET_SHRINK_WRAP_GET_SEPARATE_COMPONENTS,
9313 TARGET_SHRINK_WRAP_COMPONENTS_FOR_BB,
9314 TARGET_SHRINK_WRAP_DISQUALIFY_COMPONENTS,
9315 TARGET_SHRINK_WRAP_EMIT_PROLOGUE_COMPONENTS,
9316 TARGET_SHRINK_WRAP_EMIT_EPILOGUE_COMPONENTS,
9317 TARGET_SHRINK_WRAP_SET_HANDLED_COMPONENTS): Define.
9318 (rs6000_get_separate_components): New function.
9319 (rs6000_components_for_bb): New function.
9320 (rs6000_disqualify_components): New function.
9321 (rs6000_emit_prologue_components): New function.
9322 (rs6000_emit_epilogue_components): New function.
9323 (rs6000_set_handled_components): New function.
9324 (rs6000_emit_prologue): Don't emit LR save if lr_is_wrapped_separately.
9325 Don't emit GPR saves if gpr_is_wrapped_separately for that register.
9326 (restore_saved_lr): Don't restore LR if lr_is_wrapped_separately.
9327 (rs6000_emit_epilogue): Don't emit GPR restores if
9328 gpr_is_wrapped_separately for that register. Don't make a
9329 REG_CFA_RESTORE note for registers we did not restore, either.
9331 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
9333 * function.c (thread_prologue_and_epilogue_insns): Call
9334 try_shrink_wrapping_separate. Compute the prologue_seq afterwards,
9335 if it has possibly changed. Compute the split_prologue_seq and
9336 epilogue_seq later, too.
9337 * shrink-wrap.c: #include cfgbuild.h and insn-config.h.
9338 (dump_components): New function.
9339 (struct sw): New struct.
9341 (init_separate_shrink_wrap): New function.
9342 (fini_separate_shrink_wrap): New function.
9343 (place_prologue_for_one_component): New function.
9344 (spread_components): New function.
9345 (disqualify_problematic_components): New function.
9346 (emit_common_heads_for_components): New function.
9347 (emit_common_tails_for_components): New function.
9348 (insert_prologue_epilogue_for_components): New function.
9349 (try_shrink_wrapping_separate): New function.
9350 * shrink-wrap.h: Declare try_shrink_wrapping_separate.
9352 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
9354 * regrename.c (build_def_use): Invalidate chains that have a
9355 REG_CFA_RESTORE on some instruction.
9357 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
9359 * dce.c (delete_unmarked_insns): Don't delete instructions with
9360 a REG_CFA_RESTORE note.
9362 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
9364 * common.opt (-fshrink-wrap-separate): New flag.
9365 * doc/invoke.texi: Document it.
9366 * doc/tm.texi.in (Shrink-wrapping separate components): New subsection.
9367 * doc/tm.texi: Regenerate.
9368 * emit-rtl.h (struct rtl_data): New field shrink_wrapped_separate.
9369 * target.def (shrink_wrap): New hook vector.
9370 (get_separate_components, components_for_bb, disqualify_components,
9371 emit_prologue_components, emit_epilogue_components,
9372 set_handled_components): New hooks.
9374 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
9376 * config/rs6000/rs6000.c (rs6000_return_in_memory): Warn for
9377 vector return by reference only if -Wpsabi.
9378 (rs6000_pass_by_reference): Similarly, for argument passing.
9380 2016-10-12 David Malcolm <dmalcolm@redhat.com>
9382 * function-tests.c: Include "print-rtl.h".
9383 (selftest::test_expansion_to_rtl): Call print_rtx_function on the
9384 function, and verify what is dumped.
9385 * print-rtl-function.c (print_edge): New function.
9386 (begin_any_block): New function.
9387 (end_any_block): New function.
9388 (can_have_basic_block_p): New function.
9389 (print_rtx_function): Track the basic blocks of insns in the
9390 chain, wrapping those that are within blocks within "(block)"
9391 directives. Remove the "(cfg)" directive.
9393 2016-10-12 David Malcolm <dmalcolm@redhat.com>
9395 * selftest.c (selftest::read_file): New function.
9396 (selftest::test_read_file): New function.
9397 (selftest::selftest_c_tests): Call test_read_file.
9398 * selftest.h (selftest::read_file): New decl.
9400 2016-10-12 Richard Biener <rguenther@suse.de>
9403 * cgraphunit.c (analyze_functions): Preserve cgraph nodes
9406 2016-10-12 Thomas Schwinge <thomas@codesourcery.com>
9408 * lto-streamer.c: Fix LTO_STREAMER_DEBUG build.
9410 * dwarf2out.c (dwarf2_lineno_debug_hooks): Use
9411 dwarf2out_assembly_start.
9413 * Makefile.in (SELFTEST_FLAGS): Add -nostdinc.
9415 * Makefile.in (SELFTEST_FLAGS): New variable.
9416 (s-selftest, selftest-gdb, selftest-valgrind): Use it.
9418 * vmsdbgout.c (vmsdbg_debug_hooks): Add filename parameter to
9421 2016-10-12 Georg-Johann Lay <avr@gjlay.de>
9423 * rtl.h (struct rtx_def): Comment how RTX_FLAGS will be
9424 dumped in RTL dumps.
9426 2016-10-12 Martin Liska <mliska@suse.cz>
9428 * gimple-fold.c (create_tmp_reg_or_ssa_name): New function.
9429 (gimple_fold_builtin_memory_op): Use the function.
9430 (gimple_fold_builtin_strchr): Likewise.
9431 (gimple_fold_builtin_strcat): Likewise.
9432 (gimple_build): Likewise.
9434 2016-10-12 Nathan Sidwell <nathan@acm.org>
9436 * diagnostic.c (diagnostc_report_diagnostic): Fix formatting.
9438 2016-10-12 Pierre-Marie de Rodat <derodat@adacore.com>
9440 * dwarf2out.c (int_loc_descriptor): Generate opcodes for another
9441 equivalent 32-bit constant (modulo 2**32) when that yields
9442 smaller instructions.
9443 (size_of_int_loc_descriptor): Update accordingly.
9445 2016-10-12 Pierre-Marie de Rodat <derodat@adacore.com>
9447 * dwarf2out.c (dwarf2out_early_global_decl): For nested
9448 functions, call dwarf2out_decl on the parent function first.
9450 2016-10-12 Richard Biener <rguenther@suse.de>
9452 * match.pd ((X /[ex] A) * A -> X): Remove unnecessary constraint
9455 2016-10-12 Richard Biener <rguenther@suse.de>
9457 * tree-ssa-propagate.c
9458 (substitute_and_fold_dom_walker::before_dom_children): Do not
9459 ignore ASSERT_EXPRs but only preserve them.
9460 * tree-vrp.c (remove_range_assertions): Deal with ASSERT_EXPRs
9461 that have been propagated into.
9462 (vrp_finalize): Enable DCE for substitute_and_fold.
9464 2016-10-12 Richard Biener <rguenther@suse.de>
9466 PR tree-optimization/77920
9467 * tree-vrp.c (simplify_div_or_mod_using_ranges): Simplify.
9468 (simplify_min_or_max_using_ranges): Pass in gsi and use it.
9469 (simplify_abs_using_ranges): Likewise.
9470 (simplify_conversion_using_ranges): Likewise.
9471 (simplify_stmt_using_ranges): Adjust.
9473 2016-10-12 Jakub Jelinek <jakub@redhat.com>
9475 PR tree-optimization/77929
9476 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Handle
9477 (*ops)[ranges[i].idx]->op != ranges[i].exp case.
9479 2016-10-12 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
9482 * config/rs6000/vmx.md (vsx_concat_<mode>): The mtvsrdd instruction
9483 needs a base register for arg 1.
9485 2016-10-12 Jakub Jelinek <jakub@redhat.com>
9487 * common.opt (Wimplicit-fallthrough) Turn into alias to
9488 -Wimplicit-fallthrough=3. Remove EnabledBy.
9489 (Wimplicit-fallthrough=): New option.
9490 * gimplify.c (warn_implicit_fallthrough_r): Use
9491 OPT_Wimplicit_fallthrough_ instead of OPT_Wimplicit_fallthrough.
9492 * doc/invoke.texi (-Wimplicit-fallthrough): Document as alias
9493 to -Wimplicit-fallthrough=3.
9494 (-Wimplicit-fallthrough=): Document.
9496 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
9498 * config/sparc/sparc.c (emit_scc_insn): Remove direct support for EQ
9499 and GEU in DImode if TARGET_SUBXC.
9500 * config/sparc/sparc.md (seqdi<W:mode>_zero): Remove TARGET_SUBXC.
9501 (seqdi<W:mode>_zero_subxc): Delete.
9502 (neg_seqdi<W:mode>_zero): Remove TARGET_VIS3.
9503 (neg_seqdi<W:mode>_zero_vis3): Delete.
9504 (plus_seqdi<W:mode>_zero): Likewise.
9505 (minus_seqdi<W:mode>_zero): Likewise.
9506 (plus_plus_sltu<W:mode>): Accept only register.
9507 (addx<W:mode>): Likewise.
9508 (plus_sltu<W:mode>_vis3): Likewise.
9509 (plus_plus_sltu<W:mode>_vis3): Likewise.
9510 (neg_sgeu<W:mode>_vis3): Delete.
9511 (minus_sgeu<W:mode>_vis3): Likewise.
9512 (addxc<W:mode>): Accept only registers.
9513 (neg_sltu<W:mode>_subxc): Write %%g0 instead of 0.
9514 (minus_neg_sltu<W:mode>_subxc): Accept only register.
9515 (neg_plus_sltu<W:mode>_subxc): Likewise.
9516 (minus_sltu<W:mode>_subxc): Write %%g0 instead of 0.
9517 (minus_minus_sltu<W:mode>_subxc): Accept only register.
9518 (sgeu<W:mode>_insn_subxc): Delete.
9519 (plus_sgeu<W:mode>_subxc): Likewise.
9520 (subxc<W:mode>): Accept only register.
9521 (scc splitter): Split always GEU again.
9523 2016-10-11 Jeff Law <law@redhat.com>
9525 PR tree-optimization/77424
9526 * tree-ssa-threadupdate.c (thread_through_all_blocks): Remove
9527 dead conditionals. Assert that all e->aux fields are NULL.
9529 2016-10-11 David Malcolm <dmalcolm@redhat.com>
9531 * print-rtl.c (print_rtx): Rename "i" to "idx". Split out the
9532 operand-printing "switch" statement into...
9533 (print_rtx_operand_code_0): ...this new function, ...
9534 (print_rtx_operand_code_e): ...this new function, ...
9535 (print_rtx_operand_codes_E_and_V): ...this new function, ...
9536 (print_rtx_operand_code_i): ...this new function, ...
9537 (print_rtx_operand_code_r): ...this new function, ...
9538 (print_rtx_operand_code_u): ...this new function, ...
9539 (print_rtx_operand): ...and this new function.
9541 2016-10-11 Uros Bizjak <ubizjak@gmail.com>
9543 * config/alpha/alpha-passes.def: New file.
9544 * config/alpha/t-alpha: New file.
9545 * config/alpha/alpha-protos.h (gcc::context, rtl_opt_pass): Declare.
9546 (make_pass_handle_trap_shadows): New prototype.
9547 (make_pass_align_insns): Ditto.
9548 * config/alpha/alpha.c (alpha_option_override): Don't register
9550 * config.gcc (alpha*-*-*) Add alpha/t-alpha to tmake_file.
9552 2016-10-11 Michael Meissner <meissner@linux.vnet.ibm.com>
9555 * config/rs6000/rs6000.c (rs6000_init_builtins): Only create the
9556 distinct __ibm128 IBM extended double type if long doubles are
9557 128-bits and the default format for long double is IEEE 128-bit.
9559 2016-10-11 Richard Biener <rguenther@suse.de>
9561 * dwarf2out.c (DEBUG_STR_OFFSETS_SECTION): Remove conditional.
9562 (init_sections_and_labels): Use DEBUG_DWO_STR_OFFSETS_SECTION.
9563 (verify_die): New function.
9564 (dwarf2out_finish): Call it.
9565 (output_line_info): Handle case of -gsplit-dwarf without
9566 DWARF2_ASM_LINE_DEBUG_INFO.
9568 2016-10-11 Richard Biener <rguenther@suse.de>
9571 * gimple-low.c (lower_gimple_bind): Handle arbitrary common
9572 sub-chains of BLOCK_VARS and gimple_bind_vars.
9574 2016-10-11 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
9576 * config/i386/znver1.md : Fix imov/imovx load type reservations.
9578 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
9580 * config/sparc/sparc.opt (msubxc): New option.
9581 * doc/invoke.texi (SPARC options): Document it and tidy up.
9582 * doc/tm.texi.in (Condition Codes): Adjust SPARC example.
9583 * doc/tm.texi: Regenerate.
9584 * config/sparc/sparc-modes.def (CC_NOOV): Rename into...
9586 (CCX_NOOV): Rename into...
9590 * config/sparc/predicates.m (fcc_register_operand): Simplify.
9591 (fcc0_register_operand): Likewise.
9592 (icc_register_operand): New.
9593 (icc_or_fcc_register_operand): Simplify.
9594 (nz_comparison_operator): New.
9595 (c_comparison_operator): Likewise.
9596 (noov_compare_operator): Rename into...
9597 (icc_comparison_operator): ...this. Use above predicates.
9598 (noov_compare64_operator): Rename into...
9599 (v9_comparison_operator): ...this and tidy up.
9600 (fcc_comparison_operator): New.
9601 (icc_or_fcc_comparison_operator): Likewise.
9602 (v9_register_compare_operator): Rename info...
9603 (v9_register_comparison_operator): ...this.
9604 * config/sparc/sparc.c (TARGET_FIXED_CONDITION_CODE_REGS): Define.
9605 (sparc_option_override): Remove redundant VIS masks and add MASK_SUBXC
9607 (sparc_fixed_condition_code_regs): New function.
9608 (select_cc_mode): Remove ATTRIBUTE_UNUSED. Adjust for CCNZ/CCXNZ
9609 renaming and add support for CCC/CCXC.
9610 (output_cbranch): Likewise.
9611 (sparc_print_operand): Likewise.
9612 (gen_v9_scc): Remove obsolete assertion.
9613 (emit_scc_insn): Emit RTL directly for EQ and NE. Add direct support
9614 for EQ in DImode if TARGET_SUBXC. Remove test on TARGET_VIS3 for GEU.
9615 (output_cbcond): Remove bogus handling of CC modes.
9616 (sparc_register_move_cost): Return 100 for NO_REGS.
9617 * config/sparc/sparc.md (W): New mode iterator.
9618 (length): Adjust for noov_compare64_operator renaming.
9619 (cmpsi_sne): New instruction.
9620 (cmpdi_sne): Likewise.
9621 (seqdi_special): Delete.
9622 (seqdi_special): Likewise.
9623 (snesi<P:mode>_special): Likewise.
9624 (snedi_special): Likewise.
9625 (snedi_special_vis3): Likewise.
9626 (snesi patterns): Use W iterator.
9627 (snedi patterns): Likewise. Add TARGET_SUBXC patterns.
9628 (sltu patterns): Likewise.
9629 (sgeu patterns): Likewise.
9630 (scc splitter): Do not split GEU in DImode if TARGET_SUBXC.
9631 (normal_branch): Use icc_comparison_operator predicate.
9632 (inverted_branch): Likewise.
9633 (cbcond_sp32): Use comparison_operator predicate.
9634 (cbcond_sp64): Likewise.
9635 (normal_int_branch_sp64): Adjust for renaming
9636 (inverted_int_branch_sp64): Likewise.
9637 (mov<I:mode>_cc_reg_sp64): Likewise.
9638 (movsf_cc_reg_sp6): Likewise.
9639 (movdf_cc_reg_sp64): Likewise.
9640 (movtf_cc_reg_hq_sp64): Likewise.
9641 (movtf_cc_reg_sp64): Likewise.
9642 (mov<I:mode>_cc_v9): Use icc_or_fcc_comparison_operator predicate.
9643 (movsf_cc_v9): Likewise.
9644 (movdf_cc_v9): Likewise.
9645 (movtf_cc_hq_v9): Likewise.
9646 (movtf_cc_v9): Likewise.
9647 (adddi3): Call gen_adddi3_sp32.
9648 (adddi3_insn_sp32): Rename to...
9649 (adddi3_sp32): ...this. Accept only register_operand as operand #1
9650 and use CCCmode for the carry.
9651 (addx_extend_sp32): Use CCCmode for the carry.
9652 (addx_extend_sp64): Delete.
9653 (adddi3_extend_sp32): Use CCCmode for the carry.
9654 (cmp_plus patterns): Use CCNZ/CCXNZ mode and add C variants.
9655 (subdi3): Call gen_subdi3_sp32.
9656 (subdi3_insn_sp32): Rename to...
9657 (subdi3_sp32): ...this and use CCmode for the carry.
9658 (subx_extend_sp32): Use CCCmode for the carry.
9659 (subx_extend_sp64): Delete.
9660 (subdi3_extend_sp32): Use CCmode for the carry.
9661 (cmp_minus patterns): Use CCNZ/CCXNZ mode and add C variants.
9662 (negdi3): Call gen_negdi3_sp32.
9663 (negdi3_sp32): Use CCCmode for the carry.
9664 (cmp_neg patterns): Use CCNZ/CCXNZ mode and add C variants.
9665 (cmp_nz_ashift_1): Use CCNZ mode.
9666 (cmp_nz_set_ashift_1): Likewise.
9667 (ctrapsi4): Use comparison_operator predicate.
9668 (ctrapdi4): Likewise.
9669 (trapsi_insn): Use icc_comparison_operator predicate.
9670 (trapdi_insn): Likewise.
9671 (edge8 patterns): Use CCNZmode.
9672 (edge16 patterns): Likewise.
9673 (edge32 patterns): Likewise.
9675 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
9677 * config/visium/visium-modes.def (CC_NOOV): Rename into...
9679 (CC_BTST): Rename into...
9681 * config/visium/predicates.md (real_add_operand): New.
9682 (visium_btst_operator): Rename into...
9683 (visium_equality_comparison_operator): ...this.
9684 (visium_noov_operator): Rename into...
9685 (visium_nz_comparison_operator): ...this.
9686 (visium_c_comparison_operator): New.
9687 (visium_branch_operator): Adjust and deal with all CC modes.
9688 * config/visium/visium.c (visium_adjust_cost): Adjust.
9689 (visium_split_double_add): Use the *_set_carry patterns.
9690 (visium_select_cc_mode): Add support for CCC mode and adjust.
9691 (output_cbranch): Adjust and use the carry-based operators for
9692 floating-point comparisons.
9693 * config/visium/visium.md (flags_subst_arith): Adjust.
9694 (addsi3_insn_set_carry): New instruction.
9695 (subsi3_insn_set_carry): Likewise.
9696 (negsi2_insn_set_carry): Likewise.
9698 (cmp<mode>_sne): Likewise.
9699 (cbranch<mode>4): Use ordered_comparison_operator.
9700 (cbranch<mode>4_insn): Likewise.
9701 (cbranchsi4_btst_insn): Adjust.
9703 2016-10-11 Tom de Vries <tom@codesourcery.com>
9706 * builtins.c (std_canonical_va_list_type): Remove RECORD_TYPE
9709 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
9711 * tree.h (build_complex_type): Add second parameter with default.
9712 * tree.c (build_complex_type): Add NAMED second parameter and adjust
9713 recursive call. Create a TYPE_DECL only if NAMED is true.
9714 (build_common_tree_nodes): Pass true in calls to build_complex_type.
9716 2016-10-11 Georg-Johann Lay <avr@gjlay.de>
9718 New avr-passes.def to register AVR specific passes.
9720 * config/avr/avr-passes.def: New file.
9721 * config/avr/t-avr (PASSES_EXTRA): Add avr-passes.def.
9722 * config/avr/avr-protos.h (gcc::context, rtl_opt_pass): Declare.
9723 (make_avr_pass_recompute_note): New proto.
9724 * config/avr/avr.c (make_avr_pass_recompute_notes): New function.
9725 (avr_pass_recompute_notes): Use anonymous namespace.
9726 (avr_register_passes): Remove function...
9727 (avr_option_override): ...and its call.
9729 2016-10-11 Robert Suchanek <robert.suchanek@imgtec.com>
9731 * config/mips/mips-cpus.def: Replace PTF_AVOID_BRANCHLIKELY with
9732 PTF_AVOID_BRANCHLIKELY_ALWAYS for generic architecture and with
9733 PTF_AVOID_BRANCHLIKELY_SPEED for others.
9734 (mips2, mips3, mips4): Add PTF_AVOID_BRANCHLIKELY_SIZE to tune
9736 * config/mips/mips.c (mips_option_override): Enable the branch
9737 likely depending on the tune flags and optimization level.
9738 * config/mips/mips.h (PTF_AVOID_BRANCHLIKELY): Remove.
9739 (PTF_AVOID_BRANCHLIKELY_SPEED): Define.
9740 (PTF_AVOID_BRANCHLIKELY_SIZE): Likewise.
9741 (PTF_AVOID_BRANCHLIKELY_ALWAYS): Likewise.
9743 2016-10-11 Richard Biener <rguenther@suse.de>
9745 * lto-streamer-out.c (collect_block_tree_leafs): New helper.
9746 (output_function): Properly stream the whole block tree.
9747 * lto-streamer-in.c (input_function): Likewise.
9749 2016-10-11 Marek Polacek <polacek@redhat.com>
9751 * Makefile.in (C_COMMON_OBJS): Add c-family/c-warn.o.
9753 2016-10-11 Kugan Vivekanandarajah <kuganv@linaro.org>
9755 * tree-vrp.c (evrp_dom_walker::try_add_new_range): New.
9756 (evrp_dom_walker::before_dom_children): Infer and push new value
9757 ranges for x in y < x.
9759 2016-10-10 Joseph Myers <joseph@codesourcery.com>
9762 * config/ia64/ia64.c (ia64_libgcc_floating_mode_supported_p)
9763 (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Remove.
9764 * config/ia64/elf.h (IA64_NO_LIBGCC_TFMODE): Likewise.
9765 * config/ia64/freebsd.h (IA64_NO_LIBGCC_TFMODE): Likewise.
9766 * config/ia64/vms.h (IA64_NO_LIBGCC_XFMODE)
9767 (IA64_NO_LIBGCC_TFMODE): Likewise.
9769 2016-10-11 Kugan Vivekanandarajah <kuganv@linaro.org>
9771 * tree-vrp.c (vrp_intersect_ranges_1): Allocate bitmap before
9774 2016-10-10 Andreas Tobler <andreast@gcc.gnu.org>
9776 * config.gcc: Add aarch64-*-freebsd* support.
9777 * config.host: Likewise.
9778 * config/aarch64/aarch64-freebsd.h: New file.
9779 * config/aarch64/t-aarch64-freebsd: Ditto.
9781 2016-10-10 Jeff Law <law@redhat.com>
9783 PR tree-optimization/71947
9784 * tree-ssa-dom.c (cprop_into_stmt): Avoid replacing A with B, then
9785 B with A within a single statement.
9787 2016-10-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9789 PR tree-optimization/77824
9790 * gimple-ssa-strength-reduction.c (stmt_cost): Explicitly return
9791 zero cost for copies.
9792 (find_candidates_dom_walker::before_dom_children): Replace
9793 MODIFY_EXPR with SSA_NAME.
9794 (replace_mult_candidate): Likewise.
9795 (replace_profitable_candidates): Likewise.
9797 2016-10-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9799 * config/s390/s390.h: Wrap more macros args in brackets and fix
9801 2016-10-10 Georg-Johann Lay <avr@gjlay.de>
9803 * config/avr/gen-avr-mmcu-texi.c (string.h): Include.
9805 2016-10-10 Andreas Schwab <schwab@suse.de>
9808 * config/ia64/ia64.md ("doloop_end"): Reject if mode of loop
9809 pseudo is not DImode.
9811 2016-10-10 Claudiu Zissulescu <claziss@synopsys.com>
9813 * common/config/arc/arc-common.c (arc_option_optimization_table):
9814 Remove compact casesi option.
9815 * config/arc/arc.c (arc_override_options): Use compact casesi
9816 option only for pre-ARCv2 cores.
9817 * doc/invoke.texi (mcompact-casesi): Update text.
9819 2016-10-09 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
9821 * config/rs6000/rs6000.h (TARGET_EFFICIENT_OVERLAPPING_UNALIGNED):
9822 Add macro to say we can efficiently handle overlapping unaligned
9824 * config/rs6000/rs6000.c (expand_block_compare): Avoid generating
9825 poor code for processors older than p8.
9827 2016-10-09 Eric Botcazou <ebotcazou@adacore.com>
9829 * gen-pass-instances.awk: Remove GNUism.
9831 2016-10-09 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
9833 * ipa-prop.c (ipcp_transform_function): Set fields m_vr and bits to
9834 NULL of (*ipcp_transformations)][node->uid].
9836 2016-10-09 John David Anglin <danglin@gcc.gnu.org>
9838 * config/pa/pa.h (BIGGEST_ALIGNMENT): Adjust comment.
9839 (MALLOC_ABI_ALIGNMENT): Define.
9841 2016-10-09 Jakub Jelinek <jakub@redhat.com>
9843 * tree-ssa.c (target_for_debug_bind, verify_phi_args,
9844 ssa_undefined_value_p, maybe_optimize_var): Use VAR_P and/or
9845 VAR_OR_FUNCTION_DECL_P macros.
9846 * tree-chkp.c (chkp_register_var_initializer, chkp_make_static_bounds,
9847 chkp_get_bounds_for_decl_addr, chkp_parse_array_and_component_ref,
9848 chkp_find_bounds_1): Likewise.
9849 * ipa-polymorphic-call.c (decl_maybe_in_construction_p): Likewise.
9850 * hsa-gen.c (get_symbol_for_decl): Likewise.
9851 * cgraphunit.c (check_global_declaration, analyze_functions,
9852 handle_alias_pairs, thunk_adjust, cgraph_node::expand_thunk):
9854 * gimple-fold.c (can_refer_decl_in_current_unit_p,
9855 canonicalize_constructor_val, gimple_get_virt_method_for_vtable):
9857 * tree.c (set_decl_section_name, copy_node_stat,
9858 need_assembler_name_p, free_lang_data_in_decl, find_decls_types_r,
9859 merge_dllimport_decl_attributes, handle_dll_attribute,
9860 decl_init_priority_insert, auto_var_in_fn_p, array_at_struct_end_p,
9861 verify_type): Likewise.
9862 * gimple-ssa-isolate-paths.c (find_implicit_erroneous_behavior,
9863 find_explicit_erroneous_behavior): Likewise.
9864 * sdbout.c (sdbout_toplevel_data, sdbout_late_global_decl): Likewise.
9865 * ipa.c (process_references): Likewise.
9866 * tree-chkp-opt.c (chkp_get_check_result): Likewise.
9867 * varasm.c (get_block_for_decl, use_blocks_for_decl_p, make_decl_rtl,
9868 notice_global_symbol, assemble_variable, mark_decl_referenced,
9869 build_constant_desc, output_constant_def_contents, do_assemble_alias,
9870 make_decl_one_only, default_section_type_flags,
9871 categorize_decl_for_section, default_encode_section_info): Likewise.
9872 * trans-mem.c (requires_barrier): Likewise.
9873 * gimple-expr.c (mark_addressable): Likewise.
9874 * cfgexpand.c (add_scope_conflicts_1, expand_one_var,
9875 expand_used_vars_for_block, clear_tree_used, stack_protect_decl_p,
9876 expand_debug_expr): Likewise.
9877 * tree-dump.c (dequeue_and_dump): Likewise.
9878 * ubsan.c (instrument_bool_enum_load): Likewise.
9879 * tree-pretty-print.c (print_declaration): Likewise.
9880 * simplify-rtx.c (delegitimize_mem_from_attrs): Likewise.
9881 * tree-ssa-uninit.c (warn_uninitialized_vars): Likewise.
9882 * asan.c (asan_protect_global, instrument_derefs): Likewise.
9883 * tree-into-ssa.c (rewrite_stmt, maybe_register_def,
9884 pass_build_ssa::execute): Likewise.
9885 * var-tracking.c (var_debug_decl, track_expr_p): Likewise.
9886 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost, split_address_cost):
9888 * ipa-split.c (test_nonssa_use, consider_split, mark_nonssa_use):
9890 * tree-inline.c (insert_debug_decl_map, remap_ssa_name,
9891 can_be_nonlocal, remap_decls, copy_debug_stmt,
9892 initialize_inlined_parameters, add_local_variables,
9893 reset_debug_binding, replace_locals_op): Likewise.
9894 * dse.c (can_escape): Likewise.
9895 * ipa-devirt.c (compare_virtual_tables, referenced_from_vtable_p):
9897 * tree-diagnostic.c (default_tree_printer): Likewise.
9898 * tree-streamer-in.c (unpack_ts_decl_common_value_fields,
9899 unpack_ts_decl_with_vis_value_fields,
9900 lto_input_ts_decl_common_tree_pointers): Likewise.
9901 * builtins.c (builtin_save_expr, fold_builtin_expect,
9902 readonly_data_expr): Likewise.
9903 * tree-ssa-structalias.c (new_var_info, get_constraint_for_ssa_var,
9904 create_variable_info_for, set_uids_in_ptset, visit_loadstore):
9906 * gimple-streamer-out.c (output_gimple_stmt): Likewise.
9907 * gimplify.c (force_constant_size, gimplify_bind_expr,
9908 gimplify_decl_expr, gimplify_var_or_parm_decl,
9909 gimplify_compound_lval, gimplify_init_constructor,
9910 gimplify_modify_expr, gimplify_asm_expr, gimplify_oacc_declare,
9911 gimplify_type_sizes): Likewise.
9912 * cgraphbuild.c (record_reference, record_type_list, mark_address,
9913 mark_load, mark_store, pass_build_cgraph_edges::execute): Likewise.
9914 * tree-ssa-live.c (mark_all_vars_used_1, remove_unused_scope_block_p,
9915 remove_unused_locals): Likewise.
9916 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p, ptrs_compare_unequal,
9917 ref_maybe_used_by_call_p_1, call_may_clobber_ref_p_1): Likewise.
9918 * function.c (instantiate_expr, instantiate_decls_1,
9919 setjmp_vars_warning, add_local_decl): Likewise.
9920 * alias.c (ao_ref_from_mem, get_alias_set, compare_base_symbol_refs):
9922 * tree-stdarg.c (find_va_list_reference, va_list_counter_struct_op,
9923 va_list_ptr_read, va_list_ptr_write, check_all_va_list_escapes,
9924 optimize_va_list_gpr_fpr_size): Likewise.
9925 * tree-nrv.c (pass_nrv::execute): Likewise.
9926 * tsan.c (instrument_expr): Likewise.
9927 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
9928 * vtable-verify.c (verify_bb_vtables): Likewise.
9929 * tree-dfa.c (ssa_default_def, set_ssa_default_def,
9930 get_ref_base_and_extent): Likewise.
9931 * toplev.c (wrapup_global_declaration_1, wrapup_global_declaration_2):
9933 * tree-sra.c (static bool constant_decl_p, find_var_candidates,
9934 analyze_all_variable_accesses): Likewise.
9935 * tree-nested.c (get_nonlocal_debug_decl,
9936 convert_nonlocal_omp_clauses, note_nonlocal_vla_type,
9937 note_nonlocal_block_vlas, convert_nonlocal_reference_stmt,
9938 get_local_debug_decl, convert_local_omp_clauses,
9939 convert_local_reference_stmt, nesting_copy_decl, remap_vla_decls):
9941 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Likewise.
9942 * stmt.c (decl_overlaps_hard_reg_set_p): Likewise.
9943 * dbxout.c (dbxout_late_global_decl, dbxout_type_fields,
9944 dbxout_symbol, dbxout_common_check): Likewise.
9945 * expr.c (expand_assignment, expand_expr_real_2, expand_expr_real_1,
9946 string_constant): Likewise.
9947 * hsa.c (hsa_get_declaration_name): Likewise.
9948 * passes.c (rest_of_decl_compilation): Likewise.
9949 * tree-ssanames.c (make_ssa_name_fn): Likewise.
9950 * tree-streamer-out.c (pack_ts_decl_common_value_fields,
9951 pack_ts_decl_with_vis_value_fields,
9952 write_ts_decl_common_tree_pointers): Likewise.
9953 * stor-layout.c (place_field): Likewise.
9954 * symtab.c (symtab_node::maybe_create_reference,
9955 symtab_node::verify_base, symtab_node::make_decl_local,
9956 symtab_node::copy_visibility_from,
9957 symtab_node::can_increase_alignment_p): Likewise.
9958 * dwarf2out.c (add_var_loc_to_decl, tls_mem_loc_descriptor,
9959 decl_by_reference_p, reference_to_unused, rtl_for_decl_location,
9960 fortran_common, add_location_or_const_value_attribute,
9961 add_scalar_info, add_linkage_name, set_block_abstract_flags,
9962 local_function_static, gen_variable_die, dwarf2out_late_global_decl,
9963 optimize_one_addr_into_implicit_ptr,
9964 optimize_location_into_implicit_ptr): Likewise.
9965 * gimple-low.c (record_vars_into): Likewise.
9966 * ipa-visibility.c (update_vtable_references): Likewise.
9967 * tree-ssa-address.c (fixed_address_object_p, copy_ref_info):
9969 * lto-streamer-out.c (tree_is_indexable, get_symbol_initial_value,
9970 DFS::DFS_write_tree_body, write_symbol): Likewise.
9971 * langhooks.c (lhd_warn_unused_global_decl,
9972 lhd_set_decl_assembler_name): Likewise.
9973 * attribs.c (decl_attributes): Likewise.
9974 * except.c (output_ttype): Likewise.
9975 * varpool.c (varpool_node::get_create, ctor_for_folding,
9976 varpool_node::assemble_decl, varpool_node::create_alias): Likewise.
9977 * fold-const.c (fold_unary_loc): Likewise.
9978 * ipa-prop.c (ipa_compute_jump_functions_for_edge,
9979 ipa_find_agg_cst_from_init): Likewise.
9980 * omp-low.c (expand_omp_regimplify_p, expand_omp_taskreg,
9981 expand_omp_target, lower_omp_regimplify_p,
9982 grid_reg_assignment_to_local_var_p, grid_remap_prebody_decls,
9983 find_link_var_op): Likewise.
9984 * tree-chrec.c (chrec_contains_symbols): Likewise.
9985 * tree-cfg.c (verify_address, verify_expr, verify_expr_location_1,
9986 gimple_duplicate_bb, move_stmt_op, replace_block_vars_by_duplicates,
9987 execute_fixup_cfg): Likewise.
9989 PR tree-optimization/77901
9990 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Only optimize
9991 if ranges[i].exp is SSA_NAME when looking for >= and only when
9992 ranges[i].exp is NULL or SSA_NAME when looking for the other
9995 2016-10-09 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
9997 * ipa-cp.c (ipcp_alignment_lattice): Remove.
9998 (ipcp_param_lattices): Remove field alignment.
9999 (print_all_lattices): Remove call to ipcp_alignment_lattice::print.
10000 (set_all_contains_variable): Remove call to
10001 ipcp_alignment_lattice::set_to_bottom.
10002 (initialize_node_lattices): Likewise.
10003 (propagate_alignment_accross_jump_function): Remove.
10004 (propagate_constants_accross_call): Remove call to
10005 propagate_alignment_accross_jump_function.
10006 (ipcp_store_alignment_results): Remove.
10007 (ipcp_driver): Remove call to ipcp_store_alignment_results.
10008 (propagate_bits_accross_jump_function): Handle ancestor jump function.
10009 * ipa-prop.c (ipa_print_node_jump_functions_for_edge): Remove
10010 pretty-printing of alignment jump function.
10011 (ipa_set_jf_unknown): Remove assignment to jfunc->alignment.known.
10012 (ipa_compute_jump_functions_for_edge): Adjust ipa_bits jump function for
10013 alignments and remove computing ipa_alignment jump function.
10014 (ipa_node_params_t::duplicate): Remove copying of src_trans->alignments.
10015 (ipa_write_jump_functions): Remove streaming for ipa_alignment.
10016 (ipa_read_jump_function): Remove reading of ipa_alignment.
10017 (write_ipcp_transformation_info): Remove streaming for alignment
10018 propagation summary.
10019 (read_ipcp_transformation_info): Remove reading of alignment
10020 propagation summary.
10021 (ipcp_update_alignments): Remove.
10022 (ipcp_update_bits): Adjust to set alignment for parameters of pointer
10024 (ipcp_transform_function): Remove call to ipcp_update_alignments()
10025 and remove assignment to (*ipcp_transformations)[node->uid].alignments.
10026 * ipa-prop.h (ipa_alignment): Remove.
10027 (ipa_jump_func): Remove field alignment.
10028 (ipcp_transformation_summary): Remove field alignments.
10029 * doc/invoke.texi: Mark fipa-cp-alignment as obsolete.
10030 * opts.c (default_options_table): Remove entry for fipa-cp-alignment.
10031 (enable_fdo_optimizations): Remove checking for fipa-cp-alignment.
10033 2016-10-08 Eric Botcazou <ebotcazou@adacore.com>
10035 * config/sparc/sparc.h (FIXED_REGISTERS): Add %icc.
10037 * config/visium/visium.c (visium_expand_int_cstore): Revert latest
10039 (visium_expand_fp_cstore): Likewise.
10041 2016-10-08 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
10043 * diagnostic-core.h (warning_at_rich_loc_n): Declare.
10044 * diagnostic.c (warning_at_rich_loc_n): New function.
10045 (diagnostic_n_impl_richloc): Likewise.
10046 (diagnostic_n_impl): Move most of the function to
10047 diagnostic_n_impl_richloc and call it.
10049 2016-10-08 Jakub Jelinek <jakub@redhat.com>
10051 * gen-pass-instances.awk: Rewritten.
10052 * Makefile.in (pass-instances.def): Depend on $(PASSES_EXTRA), pass
10053 $(PASSES_EXTRA) after passes.def to the script.
10054 * config/i386/t-i386 (PASSES_EXTRA): Add i386-passes.def.
10055 * config/i386/i386-passes.def: New file.
10056 * config/i386/i386-protos.h (make_pass_insert_vzeroupper,
10057 make_pass_stv): Declare.
10058 * config/i386/i386.c (pass_stv::pass_stv): Initialize timode_p to
10060 (pass_stv::gate): Depending on timode_p member require TARGET_64BIT
10062 (pass_stv::clone, pass_stv::set_pass_param): New methods.
10063 (pass_stv::timode_p): New non-static data member.
10064 (ix86_option_override): Don't register passes here.
10066 * doc/invoke.texi: Document accepting Else, fallthrough.
10068 * doc/invoke.texi (-Wimplicit-fallthrough): Document FALLTHRU comment
10071 * doc/invoke.texi (-Wimplicit-fallthrough): Document the accepted
10072 FALLTHRU comment styles.
10074 2016-10-07 Andrew Pinski <apinski@cavium.com>
10076 * config/aarch64/aarch64-arches.def (AARCH64_ARCH): #undef at the end.
10077 * config/aarch64/aarch64-cores.def (AARCH64_CORE): Likewise.
10078 * config/aarch64/aarch64-fusion-pairs.def (AARCH64_FUSION_PAIR):
10080 * config/aarch64/aarch64-option-extensions.def (AARCH64_OPT_EXTENSION):
10082 * config/aarch64/aarch64-tuning-flags.def (AARCH64_EXTRA_TUNING_OPTION):
10084 * config/aarch64/aarch64-opts.h (AARCH64_CORE): Don't #undef here.
10085 (AARCH64_ARCH): Likewise.
10086 * common/config/aarch64/aarch64-common.c (AARCH64_OPT_EXTENSION):
10088 (AARCH64_CORE): Likewise.
10089 (AARCH64_ARCH): Likewise.
10090 * config/aarch64/aarch64-protos.h (AARCH64_FUSION_PAIR): Likewise.
10091 (AARCH64_EXTRA_TUNING_OPTION): Likewise.
10092 * config/aarch64/aarch64.c (AARCH64_FUION_PAIR): Likewise.
10093 (AARCH64_EXTRA_TUNING_OPTION): Likewise.
10094 (AARCH64_ARCH): Likewise.
10095 (AARCH64_CORE): Likewise.
10096 * config/aarch64/aarch64.h (AARCH64_CORE): Likewise.
10097 * config/aarch64/driver-aarch64.c (AARCH64_OPT_EXTENSION): Likewise.
10098 (AARCH64_CORE): Likewise.
10099 (AARCH64_ARCH): Likewise.
10101 2016-10-06 Michael Meissner <meissner@linux.vnet.ibm.com>
10103 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Split
10104 -mfloat128 into -mfloat128-type that enables the IEEE 128-bit
10105 floating point type infrastructre, and -mfloat128 that enables the
10106 keyword. Define __FLOAT128__ if -mfloat128, and __FLOAT128_TYPE__
10107 if -mfloat128-type. Define __ibm128 to be long double by default.
10108 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Print whether
10109 the IEEE 128-bit floating point type infrastructure should
10110 automatically be enabled.
10111 (rs6000_init_hard_regno_mode_ok): Switch to use -mfloat128-type
10112 instead of -mfloat128 to enable KFmode.
10113 (rs6000_option_override_internal): Split the option -mfloat128
10114 into -mfloat128-type and -mfloat128. On Linux PowerPC 64-bit
10115 systems, automatically set -mfloat128-type, but don't enable it on
10116 other operating systems. Move setting the long double size and
10117 IEEE quad support before the IEEE 128-bit floating point changes.
10118 (rs6000_init_builtins): Do not create a unique type for __ibm128
10119 if long double is IBM extended double, instead rely on __ibm128
10120 being defined as 'long double'. If -mfloat128-type and not
10121 -mfloat128, create the KFmode type with an undocumented __ieee128
10123 (rs6000_init_libfuncs): Use -mfloat128-type instead of
10124 -mfloat128 for tests about the types, but keep tests for
10125 -mfloat128 to enable the keyword support.
10126 (rs6000_complex_function_value): Likewise.
10127 (rs6000_scalar_mode_supported_p): Likewise.
10128 (rs6000_floatn_mode): Likewise.
10129 (rs6000_c_mode_for_suffix): Likewise.
10130 (rs6000_opt_masks): Add -mfloat128-type.
10131 * config/rs6000/rs6000-cpus.def (POWERPC_MASKS): Add support for
10132 -mfloat128-type being split from -mfloat128. Add
10133 -mfloat128-hardware, which was missing.
10134 * config/rs6000/rs6000.opt (-mfloat128): Split -mfloat128 into
10135 -mfloat128 and -mfloat128-type:
10136 (-mfloat128-type): Likewise.
10137 * config/rs6000/linux64.h (TARGET_FLOAT128_ENABLE_TYPE): Define so
10138 that 64-bit Linux systems with enable -mfloat128-type by default
10140 * config/rs6000/rs6000.h (TARGET_FLOAT128_ENABLE_TYPE): Likewise.
10141 (FLOAT128_VECTOR_P): Switch IEEE 128-bit floating points to use
10142 -mfloat128-type instead of -mfloat128.
10143 (FLOAT128_2REG_P): Likewise.
10144 (MASK_FLOAT128_TYPE): Likewise.
10145 (ALTIVEC_ARG_MAX_RETURN): Likewise.
10146 (RS6000_BTM_FLOAT128): Likewise.
10147 (TARGET_FLOAT128): Poison old identifiers.
10148 (OPTION_MASK_FLOAT128): Likewise.
10149 (MASK_FLOAT128): Likewise.
10150 * config/rs6000/rs6000.md (FP): Likewise.
10151 (FLOAT128): Likewise.
10152 (fix_trunc<mode>di2): Likewise.
10153 (fixuns_trunc<IEEE128:mode><SDI:mode>2): Likewise.
10154 (floatdi<mode>2): Likewise.
10155 (floatuns<SDI:mode><IEEE128:mode>2): Likewise.
10156 (neg<mode>2, FLOAT128 iterator): Likewise.
10157 (abs<mode>2, FLOAT128 iterator): Likewise.
10158 (ieee_128bit_negative_zero): Likewise.
10159 (ieee_128bit_vsx_neg<mode>2): Likewise.
10160 (ieee_128bit_vsx_neg<mode>2_internal): Likewise.
10161 (ieee_128bit_vsx_abs<mode>2): Likewise.
10162 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
10163 (ieee_128bit_vsx_nabs<mode>2): Likewise.
10164 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
10165 (extendiftf2): Likewise.
10166 (extendifkf2): Likewise.
10167 (extendtfkf2): Likewise.
10168 (trunciftf2): Likewise.
10169 (truncifkf2): Likewise.
10170 (trunckftf2): Likewise.
10171 (trunctfif2): Likewise.
10172 (extendkftf2): Likewise.
10173 (trunctfkf2): Likewise.
10175 2016-10-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10177 * simplify-rtx.c (simplify_immed_subreg): Zero-initialize tmp array
10178 before merging in bytes to pass down to real_from_target.
10180 2016-10-07 Richard Biener <rguenther@suse.de>
10182 * tree-ssa-propagate.c (replace_phi_args_in): Remove no longer
10184 (substitute_and_fold_dom_walker::before_dom_children):
10185 Substitute and fold before pass specific folding to avoid
10186 feeding that with SSA names that will be later released.
10187 * tree-ssa-ccp.c (get_value_for_expr): Guard for new SSA names
10188 introduced by folding and visited by evaluate_stmt called during
10190 (likely_value): Likewise.
10191 (evaluate_stmt): Likewise.
10192 * tree-vrp.c (simplify_truth_ops_using_ranges): Fold modified stmt.
10193 (simplify_div_or_mod_using_ranges): Likewise.
10194 (simplify_min_or_max_using_ranges): Likewise.
10195 (simplify_abs_using_ranges): Likewise.
10196 (simplify_conversion_using_ranges): Likewise.
10197 (simplify_float_conversion_using_ranges): Likewise.
10198 (simplify_stmt_using_ranges): Likewise.
10200 2016-10-07 Marek Polacek <polacek@redhat.com>
10202 * gimplify.c (should_warn_for_implicit_fallthrough): Check for
10203 FALLTHROUGH_LABEL_P here...
10204 (warn_implicit_fallthrough_r): ...not here.
10206 2016-10-07 Bernd Schmidt <bschmidt@redhat.com>
10208 PR tree-optimization/77880
10209 * expr.c (by_pieces_ninsns): Use unsigned HOST_WIDE_INT where
10212 2016-10-07 Marek Polacek <polacek@redhat.com>
10215 * gimplify.c (last_stmt_in_scope): Add check for FALLTHROUGH ().
10217 2016-10-07 Richard Biener <rguenther@suse.de>
10219 * bitmap.h: Document constraints on bitmap modification while
10222 2016-10-07 Richard Biener <rguenther@suse.de>
10224 * bitmap.c (bitmap_elem_to_freelist): Set indx to -1.
10225 * bitmap.h (bmp_iter_set): When advancing to the next element
10226 check that we didn't remove the current one.
10227 (bmp_iter_and): Likewise.
10228 (bmp_iter_and_compl): Likewise.
10229 * tree-ssa.c (release_defs_bitset): Do not remove worklist bit
10230 we currently iterate on but keep a one-level queue.
10231 * sched-deps.c (remove_from_deps): Do not clear current bit
10232 but keep a one-level queue.
10234 2016-10-07 Jakub Jelinek <jakub@redhat.com>
10236 PR tree-optimization/77664
10237 * tree-ssa-reassoc.c (update_range_test): Also clear low and high
10238 for the other ranges.
10239 (optimize_range_tests_diff): Fix up formatting.
10240 (optimize_range_tests_var_bound): New function.
10241 (optimize_range_tests): Use it.
10243 2016-10-07 Martin Liska <mliska@suse.cz>
10245 * coverage.c (build_gcov_exit_decl): Fix priority what
10246 should be really 99.
10248 2016-10-07 Richard Biener <rguenther@suse.de>
10250 * gimple-low.c (lower_gimple_bind): Clear DECL_CHAIN of
10251 vars in gimple_bind_vars but not in BLOCK_VARS.
10253 2016-10-07 Richard Biener <rguenther@suse.de>
10255 PR tree-optimization/77879
10256 * tree-ssa-structalias.c (handle_const_call): Properly handle
10258 (handle_pure_call): Likewise.
10260 2016-10-06 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
10262 * config/rs6000/rs6000.c (rs6000_elf_asm_out_constructor)
10263 (rs6000_elf_asm_out_destructor): increase size of buf to avoid
10266 2016-10-06 Andrew Pinski <apinski@cavium.com>
10268 * config/aarch64/aarch64-cores.def: Add a comment before each
10271 2016-10-06 Kugan Vivekanandarajah <kuganv@linaro.org>
10273 PR tree-optimization/77862
10274 * tree-vrp.c (add_equivalence): Use get_value_range so that
10275 num_vr_values is checked before accessing vr_values.
10277 2016-10-06 Kugan Vivekanandarajah <kuganv@linaro.org>
10279 * tree-vrp.c (evrp_dom_walker::before_dom_children): Handle
10282 2016-10-05 Jeff Law <law@redhat.com>
10284 PR tree-optimization/71661
10285 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Handle case when
10286 removal of a forwarder exposes a new natural loop.
10288 2016-10-06 Uros Bizjak <ubizjak@gmail.com>
10290 * config/i386/sse.md (andnot<mode>3): Add FALLTHRU comments.
10291 Introduce ssesuffix variable.
10292 (<mask_codefor><code><mode>3<mask_name>): Ditto.
10293 (*<code><mode>3): Ditto.
10295 2016-10-06 Jan Hubicka <hubicka@ucw.cz>
10297 * postreload.c (reload_cse_simplify): Skip also USE when detecting
10300 2016-10-06 Richard Biener <rguenther@suse.de>
10302 PR tree-optimization/77855
10303 * tree-ssa-pre.c (prune_clobbered_mems): Queue exprs to remove
10304 instead of removing the current item while iterating over the set
10307 2016-10-06 James Clarke <jrtc27@jrtc27.com>
10308 Eric Botcazou <ebotcazou@adacore.com>
10311 * config/sparc/sparc.c (classify_data_t): Remove int_regs field.
10312 (classify_registers): Don't set it
10313 (function_arg_slotno): Don't initialize and test it. Tidy up.
10315 2016-10-06 Richard Biener <rguenther@suse.de>
10317 PR tree-optimization/77839
10318 * tree-ssa-sccvn.c (set_ssa_val_to): Forbid value -> constant value
10319 lattice transition.
10321 2016-10-06 Martin Liska <mliska@suse.cz>
10323 * gcc.c: Set -fprofile-update=atomic when profiling is
10324 enabled and -pthread is set. Warn when one combines
10325 -pthread and -fprofile-update=single for an app using
10328 2016-10-06 Martin Liska <mliska@suse.cz>
10331 * expmed.h (mul_highpart_cost_ptr): Add an gcc_assert.
10332 * gimple-ssa-strength-reduction.c (slsr_process_cast):
10333 Initialize a pointer to NULL.
10334 (slsr_process_copy): Likewise.
10335 * input.c (location_get_source_line): Likewise.
10336 * tree-ssa-ccp.c (optimize_atomic_bit_test_and): Likewise.
10338 2016-10-05 Andrew Senkevich <andrew.senkevich@intel.com>
10340 * common/config/i386/i386-common.c (OPTION_MASK_ISA_PCOMMIT_UNSET,
10341 OPTION_MASK_ISA_PCOMMIT_SET): Deleted definitions.
10342 (ix86_handle_option): Deleted handle of OPT_mpcommit.
10343 * config.gcc: Deleted pcommitintrin.h
10344 * config/i386/pcommitintrin.h: Deleted file.
10345 * config/i386/cpuid.h (bit_PCOMMIT): Deleted.
10346 * config/i386/driver-i386.c (host_detect_local_cpu): Deleted pcommit
10348 * config/i386/i386-c.c (ix86_target_macros_internal): Deleted define
10350 * config/i386/i386.c (ix86_target_string): Deleted -mpcommit.
10351 (PTA_PCOMMIT): Deleted define.
10352 (ix86_option_override_internal): Deleted handle of option.
10353 (ix86_valid_target_attribute_inner_p): Deleted pcommit.
10354 * config/i386/i386-builtin.def (IX86_BUILTIN_PCOMMIT,
10355 __builtin_ia32_pcommit): Deleted.
10356 * config/i386/i386.h (TARGET_PCOMMIT, TARGET_PCOMMIT_P): Deleted.
10357 * config/i386/i386.md (unspecv): Deleted UNSPECV_PCOMMIT.
10358 (pcommit): Deleted instruction.
10359 * config/i386/i386.opt: Mention -mpcommit deprecation.
10360 * config/i386/x86intrin.h: Deleted inclusion of pcommitintrin.h.
10362 2016-10-05 Uros Bizjak <ubizjak@gmail.com>
10365 * config/i386/sse.md (<mask_codefor><code><mode>3<mask_name>):
10366 Remove wrong assert.
10367 (<floatsuffix>float<sseintvecmodelower><mode>2<mask_name><round_name>:
10368 Use <round_constraint> as operand 1 constraint.
10370 2016-10-05 Jakub Jelinek <jakub@redhat.com>
10373 * ubsan.c (ubsan_create_data): Call initialize_sanitizer_builtins here.
10374 (ubsan_instrument_float_cast): And not here.
10377 * ubsan.c (ubsan_ids): New GTY(()) array.
10378 (ubsan_type_descriptor, ubsan_create_data): Use ubsan_ids
10379 instead of static local counters.
10381 2016-10-05 Martin Sebor <msebor@redhat.com>
10384 * config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Define macro.
10385 * config/linux.c (gnu_libc_printf_pointer_format): Remove.
10386 * targhooks.c [DEFAULT_LIBC == LIBC_UCLIBC) && SINGLE_LIBC]
10387 (default_printf_pointer_format): Define function.
10388 * targhooks.c (linux_printf_pointer_format): Define new function.
10389 * targhooks.h (linux_printf_pointer_format): Declare.
10390 (gnu_libc_printf_pointer_format): Remove declaration.
10392 2016-10-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10394 * fold-const.c (native_encode_real): Fix logic for selecting offset
10395 to write to when BYTES_BIG_ENDIAN.
10397 2016-10-05 Wilco Dijkstra <wdijkstr@arm.com>
10399 * builtins.c (fold_builtin_strchr): Remove function.
10400 (fold_builtin_strrchr): Likewise.
10401 (fold_builtin2): Remove strchr, index, strrchr, rindex cases.
10402 * gimple-fold.c (target_char_cst_p): New function.
10403 (gimple_fold_builtin_strchr) Add more foldings.
10404 (gimple_fold_builtin): Add index, strrchr, rindex cases.
10406 2016-10-05 Richard Biener <rguenther@suse.de>
10408 PR middle-end/77863
10409 * genmatch.c (capture_info::walk_c_expr): Diagnose unknown
10410 capture ids in c-exprs.
10412 2016-10-05 Richard Biener <rguenther@suse.de>
10414 PR middle-end/77826
10415 * genmatch.c (dt_operand::gen_match_op): Amend operand_equal_p
10416 with types_match for GIMPLE code gen to handle type mismatched
10417 constants properly.
10418 (dt_operand::gen): Adjust.
10419 * match.pd ((X /[ex] A) * A -> X): Properly handle converted
10422 2016-10-05 Richard Biener <rguenther@suse.de>
10424 * match.pd (copysign(x, CST) -> [-]abs (x)): New pattern.
10426 2016-10-05 Richard Biener <rguenther@suse.de>
10428 PR middle-end/77842
10429 * genmatch.c (parser::parse_c_expr): Handle premature EOF.
10431 2016-10-05 Pierre-Marie de Rodat <derodat@adacore.com>
10433 * dwarf2out.c (dwarf2out_imported_module_or_decl): Move DWARF
10434 version check to protect only DW_TAG_imported_module generation.
10436 2016-10-05 Richard Biener <rguenther@suse.de>
10438 PR middle-end/55152
10439 * match.pd (min(a,-a) -> -abs(a)): New pattern.
10441 2016-10-04 Ian Lance Taylor <iant@golang.org>
10443 * explow.c (allocate_dynamic_stack_space): Call
10444 do_pending_stack_adjust before handling flag_split_stack.
10446 2016-10-04 David Malcolm <dmalcolm@redhat.com>
10448 * genattrtab.c (make_internal_attr): Supply dummy column number to
10449 file_location ctor.
10451 * genoutput.c (init_insn_for_nothing): Likewise.
10452 * gensupport.c (add_define_attr): Likewise.
10453 * read-md.c (message_at_1): Print column number.
10454 (fatal_with_file_and_line): Likewise.
10455 (rtx_reader::read_char): Track column numbers.
10456 (rtx_reader::unread_char): Likewise.
10457 (rtx_reader::rtx_reader): Initialize m_read_md_colno.
10458 (rtx_reader::handle_include): Stash and restore m_read_md_colno.
10459 (rtx_reader::handle_file): Initialize m_read_md_colno.
10460 (rtx_reader::get_current_location): Supply column number to
10461 file_location ctor.
10462 * read-md.h (struct file_location): Add field "colno".
10463 (file_location::file_location): Likewise.
10464 (rtx_reader::get_colno): New accessor.
10465 (rtx_reader::m_read_md_colno): New field.
10466 (rtx_reader::m_last_line_colno): New field.
10468 2016-10-04 Jakub Jelinek <jakub@redhat.com>
10470 * doc/extend.texi (Java Exceptions): Remove.
10471 (java_interface): Remove.
10473 2016-10-04 Doug Gilmore <doug.gilmore@imgtec.com>
10475 PR tree-optimization/77808
10476 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Check base_addr
10477 and addr are different before copying points-to information.
10479 2016-10-04 Uros Bizjak <ubizjak@gmail.com>
10481 * config/i386/x86-tune.def (X86_TUNE_VECTORIZE_DOUBLE): Remove.
10482 * config/i386/i386.h (TARGET_VECTORIZE_DOUBLE): Remove.
10483 * config/i386/i386.c (ix86_add_stmt_cost): Use TARGET_BONNEL instead
10484 of !TARGET_VECTORIZE_DOUBLE when penalizing DFmode vector ops.
10486 2016-10-04 Richard Biener <rguenther@suse.de>
10488 PR tree-optimization/77399
10489 * tree-ssa-forwprop.c (simplify_vector_constructor): Properly
10490 verify the target can convert.
10492 2016-10-04 Richard Biener <rguenther@suse.de>
10494 PR middle-end/77833
10495 * explow.c (plus_constant): Verify the mode of the constant
10496 pool offset before calling plus_constant.
10498 2016-10-04 Richard Biener <rguenther@suse.de>
10500 PR middle-end/77407
10501 * match.pd (X / abs (X) -> X < 0 ? -1 : 1): Drop vector
10502 type support, mark with :C.
10503 (X / -X -> -1): Mark with :C.
10505 2016-10-04 Jakub Jelinek <jakub@redhat.com>
10507 * defaults.h (JCR_SECTION_NAME, TARGET_USE_JCR_SECTION): Remove.
10508 * system.h (JCR_SECTION_NAME, TARGET_USE_JCR_SECTION): Poison.
10509 * doc/tm.texi.in (TARGET_USE_JCR_SECTION): Remove.
10510 * doc/tm.texi: Regenerated.
10511 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Remove.
10512 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Remove.
10513 * config/darwin.h (JCR_SECTION_NAME): Remove.
10514 * config/pa/pa64-hpux.h (JCR_SECTION_NAME): Remove.
10515 * config/rs6000/aix71.h (TARGET_USE_JCR_SECTION): Remove.
10516 * config/rs6000/aix51.h (TARGET_USE_JCR_SECTION): Remove.
10517 * config/rs6000/aix52.h (TARGET_USE_JCR_SECTION): Remove.
10518 * config/rs6000/aix53.h (TARGET_USE_JCR_SECTION): Remove.
10519 * config/rs6000/aix61.h (TARGET_USE_JCR_SECTION): Remove.
10521 2016-10-03 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
10523 * ipa-cp.c (propagate_bits_accross_jump_function): Introduce space
10524 between "because" and "param" in dump message in call to fprintf.
10526 2016-10-03 Jeff Law <law@redhat.com>
10528 PR tree-optimization/71550
10529 PR tree-optimization/71403
10530 * tree-ssa-threadbackward.c: Include tree-vectorizer.h
10531 (profitable_jump_thread_path): Also return boolean indicating if
10532 the realized path will create an irreducible loop.
10533 Remove loop depth tests from 71403.
10534 (fsm_find_control_statement_thread_paths): Remove loop depth tests
10535 from 71403. If threading will create an irreducible loop, then
10536 throw away loop iteration and related information.
10538 2016-10-03 Uros Bizjak <ubizjak@gmail.com>
10540 * configure.ac (strict_warn): Merge -Wmissing-format-attribute and
10541 -Woverloaded-virtual checks for warning options.
10542 * configure: Regenerate.
10544 2016-10-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
10546 PR preprocessor/77699
10547 * input.c (maybe_grow): Don't allocate one byte extra headroom.
10548 (get_next_line): Return false on error.
10549 (read_next_line): Removed, use get_next_line instead.
10550 (read_line_num): Don't copy the line.
10551 (location_get_source_line): Don't use static data.
10552 (selftest::test_reading_source_line): Add more test cases.
10554 2016-10-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10557 2016-09-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10559 * ifcvt.c (noce_try_avoid_const_materialization): New function.
10560 (noce_process_if_block): Use it.
10562 2016-10-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
10564 * doc/invoke.texi: Update -Wint-in-bool-context.
10566 2016-10-02 Jakub Jelinek <jakub@redhat.com>
10568 * dwarf2out.c (output_fde, output_call_frame_info,
10569 dwarf2out_do_cfi_startproc, set_indirect_string,
10570 gen_internal_sym, output_die, output_line_info): Use
10571 MAX_ARTIFICIAL_LABEL_BYTES as char array sizes for
10572 ASM_GENERATE_INTERNAL_LABEL output.
10574 2016-10-01 Richard Biener <rguenther@suse.de>
10576 PR middle-end/77798
10577 * genmatch.c (get_operand_type): Add operand position arg
10578 and handle COND_EXPR comparison operand with fixed boolean_type_node.
10579 (expr::gen_transform): Adjust.
10580 (dt_simplify::gen_1): Likewise.
10582 2016-10-01 Jakub Jelinek <jakub@redhat.com>
10584 * config/i386/sse.md (<mask_codefor><code><mode>): Add FALLTHRU
10585 comments. Simplify asserts, remove unnecessary conditions.
10587 (*<code><mode>3): Likewise.
10589 2016-09-30 Jakub Jelinek <jakub@redhat.com>
10591 * doc/invoke.texi (-Wregister): Document.
10593 2016-09-30 Bernd Edlinger <bernd.edlinger@hotmail.de>
10595 * configure.ac: Split CHECKING_P into CHECKING_P and
10596 ENABLE_EXTRA_CHECKING.
10597 * configure: Regenerated.
10598 * config.in: Adjust commment of CHECKING_P. Add ENABLE_EXTRA_CHECKING.
10599 * common.opt (flag_checking): Use CHECKING_P and ENABLE_EXTRA_CHECKING.
10601 2016-09-30 Prasad Ghangal <prasad.ghangal@gmail.com>
10604 * gcc.c (process_command): For @filename handling, output
10605 the correct name if the file does not exist.
10607 2016-09-30 Marek Polacek <polacek@redhat.com>
10609 * config/aarch64/aarch64-simd.md: Adjust fall through comments.
10610 * config/alpha/predicates.md: Likewise.
10612 2016-09-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10614 * ifcvt.c (noce_try_avoid_const_materialization): New function.
10615 (noce_process_if_block): Use it.
10617 2016-09-30 Martin Liska <mliska@suse.cz>
10619 * doc/invoke.texi: Document asan-use-after-return that
10620 it's disabled by default in runtime.
10622 2016-09-30 Richard Biener <rguenther@suse.de>
10624 * tree-vrp.c (intersect_ranges): If we failed to handle
10625 the intersection choose a constant singleton range if available.
10627 2016-09-30 Richard Biener <rguenther@suse.de>
10629 PR tree-optimization/77399
10630 * tree-ssa-forwprop.c (simplify_vector_constructor): Handle
10631 float <-> int conversions.
10633 2016-09-30 Alan Modra <amodra@gmail.com>
10635 * config/rs6000/rs6000.c (rs6000_opt_vars): Revert last change.
10637 2016-09-29 Uros Bizjak <ubizjak@gmail.com>
10639 * config/i386/driver-i386.c (host_detect_local_cpu): Check maximum
10640 ext_level before calling CPUID with 0x80000008.
10641 Simplify xgetbv checks.
10643 2016-09-29 David Malcolm <dmalcolm@redhat.com>
10645 * Makefile.in (OBJS): Add print-rtl-function.o.
10646 * print-rtl-function.c: New file.
10647 * print-rtl.h (print_rtx_function): New decl.
10649 2016-09-29 Uros Bizjak <ubizjak@gmail.com>
10652 * config/i386/cpuid.h (__get_cpuid_count): New.
10653 (__get_cpuid): Rename __level to __leaf.
10655 2016-09-29 Marek Polacek <polacek@redhat.com>
10657 * genattrtab.c (write_attr_case): Also emit FALLTHRU marker.
10659 2016-09-29 Bernd Schmidt <bschmidt@redhat.com>
10662 * builtins.c (expand_builtin_memcmp): Don't swap args unless
10663 result is only being compared with zero.
10665 2016-09-29 Marek Polacek <polacek@redhat.com>
10667 * dwarf2out.c (loc_descriptor): Add fall through comment.
10668 (add_const_value_attribute): Likewise.
10670 2016-09-29 Matthew Wahab <matthew.wahab@arm.com>
10672 * config/arm/arm.md (*arm_movsi_insn): Replace "t2" arch attribute
10673 with "v6t2". Move "arch" attribute above "pool_range".
10674 * config/arm/vfp.md (*arm_movhi_vfp): Replace "t2" arch attribute
10676 (*thumb2_movhi_vfp): Likewise.
10677 (*arm_movhi_fp16): Likewise.
10678 (*thumb2_movhi_fp16): Likewise.
10679 (*arm_movsi_vfp): Remove "arch" attribute.
10680 (*thumb2_movsi_vfp): Likewise.
10682 2016-09-29 Martin Liska <mliska@suse.cz>
10684 * doc/extend.texi: Remove limitation of Objective C for
10685 __attribute__((constructor)) and __attribute__((destructor)).
10687 2016-09-29 Richard Biener <rguenther@suse.de>
10689 PR tree-optimization/77768
10690 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
10691 Handle stores to readonly memory when removing redundant stores.
10693 2016-09-29 Richard Biener <rguenther@suse.de>
10695 PR middle-end/77407
10696 * match.pd: Add X / abs (X) -> X < 0 ? -1 : 1 and
10697 X / -X -> -1 simplifications.
10699 2016-09-29 Richard Biener <rguenther@suse.de>
10701 PR middle-end/55152
10702 * match.pd: Add max(a,-a) -> abs(a) pattern.
10703 * tree-ssa-phiopt.c (minmax_replacement): Disable for
10704 HONOR_SIGNED_ZEROS types.
10706 2016-09-29 James Greenhalgh <james.greenhalgh@arm.com>
10708 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Remove.
10709 * system.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Poison.
10711 2016-09-29 Richard Biener <rguenther@suse.de>
10713 * tree-vrp.c (set_defs_to_varying): New helper avoiding
10714 writing to vr_const_varying.
10715 (vrp_initialize): Call it.
10716 (vrp_visit_stmt): Likewise.
10717 (evrp_dom_walker::before_dom_children): Likewise.
10719 2016-09-29 Richard Biener <rguenther@suse.de>
10721 * tree-vect-stmts.c (vectorizable_load): Avoid emitting vector
10722 constructors with vector elements.
10724 2016-09-29 Richard Biener <rguenther@suse.de>
10726 PR tree-optimization/77768
10727 * tree-ssa-sccvn.c (visit_reference_op_store): Properly deal
10728 with stores to a place we know has a constant value.
10730 2016-09-29 Alan Modra <amodra@gmail.com>
10732 * config/rs6000/sysv4.opt (mgnu-attribute): New option.
10733 * doc/invoke.texi: Document it.
10734 * config/rs6000/rs6000.c (HAVE_LD_PPC_GNU_ATTR_LONG_DOUBLE): Define.
10735 (rs6000_passes_float): Comment.
10736 (rs6000_passes_long_double): New static var.
10737 (call_ABI_of_interest): Return false unless rs6000_gnu_attr is set.
10738 (init_cumulative_args): Set up to emit fp .gnu_attribute for
10739 ELF 64-bit ABIs as well as 32-bit ELF. Correct rs6000_passes_float
10740 to include fp values returned in vectors.
10741 Set rs6000_passes_long_double.
10742 (rs6000_function_arg_advance_1): Likewise for function args.
10743 (rs6000_elf_file_end): Emit fp .gnu_attribute for ELF 64-bit ABIs,
10744 and SPE. Emit long double tag value too.
10745 (rs6000_opt_vars): Add gnu-attr.
10746 * configure.ac (HAVE_LD_PPC_GNU_ATTR_LONG_DOUBLE): New ppc32 test.
10747 * configure: Regenerate.
10748 * config.in: Regenerate.
10750 2016-09-28 Jakub Jelinek <jakub@redhat.com>
10752 * gimple-ssa-sprintf.c (pass_sprintf_length::gate): Use x > 0 instead
10754 (format_floating, format_string, format_directive,
10755 get_destination_size, pass_sprintf_length::handle_gimple_call):
10758 2016-09-28 Jakub Jelinek <jakub@redhat.com>
10760 * gimple-ssa-sprintf.c: Fix comment formatting.
10761 (format_integer): Use is_gimple_assign.
10762 (pass_sprintf_length::handle_gimple_call): Use gimple_call_builtin_p
10763 and gimple_call_fndecl. Reorder case BUILT_IN_SPRINTF_CHK. Fix up
10764 BUILT_IN_SNPRINTF_CHK comment. Replace "to to" with "to" in comment.
10765 (pass_sprintf_length::execute): Use is_gimple_call.
10767 2016-09-28 Wilco Dijkstra <wdijkstr@arm.com>
10769 * gimple-fold.c (gimple_fold_builtin): After failing to fold
10770 strchr, also try the generic folding.
10772 2016-09-28 Martin Sebor <msebor@redhat.com>
10775 * gimple-ssa-sprintf.c (pass_sprintf_length::handle_gimple_call):
10778 2016-09-28 Martin Sebor <msebor@redhat.com>
10780 PR middle-end/77683
10781 * gimple-ssa-sprintf.c (format_integer): Fail gracefully when
10782 length modifier is not expected.
10783 (format_floating): Ignore l length modifier and fail gracefuly
10784 when it isn't one of the other expected ones.
10786 2016-09-28 Martin Sebor <msebor@redhat.com>
10789 * varasm.c (assemble_addr_to_section): Increase local buffer size.
10791 2016-09-27 Richard Biener <rguenther@suse.de>
10793 * dwarf2out.c (cu_die_list): New global.
10794 (dwarf2out_finish): Walk cu_die_list instead of limbo DIEs. Add
10795 main_comp_unit_die to cu_die_list if we created it.
10796 Move break_out_includes ...
10797 (dwarf2out_early_finish): ... here. Push created CU DIEs onto
10800 2016-09-28 Richard Biener <rguenther@suse.de>
10802 * dwarf2out.c (struct die_struct): Add removed flag.
10803 (lookup_type_die): If the DIE is marked as removed, clear
10804 TYPE_SYMTAB_DIE and return NULL.
10805 (lookup_decl_die): If the DIE is marked as removed, remove it
10806 from the hash and return NULL.
10807 (mark_removed): New helper.
10808 (prune_unused_types_prune): Call it for removed DIEs.
10809 (gen_subprogram_die): Move the premark_used_types call to after
10810 DIEs for the functions scopes are generated.
10811 (process_scope_var): Do not re-create pruned types or type decls.
10812 Make sure to also re-parent type decls.
10813 (dwarf2out_finish): Move unused type pruning and debug_types
10815 (dwarf2out_early_finish): ... here.
10817 2016-09-29 Claudiu Zissulescu <claziss@synopsys.com>
10819 * config/arc/arc-c.c: New file.
10820 * config/arc/arc-c.def: Likewise.
10821 * config/arc/t-arc: Likewise.
10822 * config.gcc: Include arc-c.o as c and cpp object.
10823 * config/arc/arc-protos.h (arc_cpu_cpp_builtins): Add prototype.
10824 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Use
10825 arc_cpu_cpp_builtins.
10827 2016-09-29 Claudiu Zissulescu <claziss@synopsys.com>
10829 * config/arc/arc.md (*rotrsi3_cnt1): New pattern.
10830 (*ashlsi2_cnt1, *lshrsi3_cnt1, *ashrsi3_cnt1): Likewise.
10832 2016-09-28 Nathan Sidwell <nathan@acm.org>
10834 * gimple-pretty-print.c (dump_gimple_call_args): Simplify "' "
10837 2016-09-28 Wilco Dijkstra <wdijkstr@arm.com>
10839 PR tree-optimization/61056
10840 * gimple-fold.c (gimple_fold_builtin_strchr):
10841 New function to optimize strchr (s, 0) to strlen.
10842 (gimple_fold_builtin): Add BUILT_IN_STRCHR case.
10844 2016-09-27 Robin Dapp <rdapp@linux.vnet.ibm.com>
10846 PR tree-optimization/77724
10847 * tree-vect-loop-manip.c (create_intersect_range_checks_index):
10848 Add tree_fits_shwi_p check.
10850 2016-09-27 Jakub Jelinek <jakub@redhat.com>
10852 * auto-inc-dec.c (try_merge): Remove break after return.
10853 * cselib.c (autoinc_split): Likewise.
10854 * explow.c (promote_mode): Likewise.
10855 * fixed-value.c (fixed_arithmetic): Likewise.
10856 * hsa.c (hsa_internal_fn::get_arity): Likewise.
10857 * rtlanal.c (modified_between_p, modified_in_p): Likewise.
10858 * trans-mem.c (get_attrs_for): Likewise.
10859 * tree-if-conv.c (if_convertible_stmt_p): Likewise.
10860 * tree-vrp.c (simplify_stmt_using_ranges): Likewise.
10861 * config/aarch64/aarch64-builtins.c (aarch64_fold_builtin): Likewise.
10862 * config/aarch64/aarch64.c (aarch64_get_condition_code_1): Likewise.
10863 * config/c6x/c6x.c (c6x_get_unit_specifier): Likewise.
10864 * config/cr16/cr16.c (legitimate_pic_operand_p): Likewise.
10865 * config/cris/cris.c (cris_op_str): Likewise.
10866 * config/mn10300/mn10300.c (cc_flags_for_code): Likewise.
10867 * config/tilepro/tilepro.c (tilepro_emit_setcc_internal_di): Likewise.
10869 2016-09-27 Nathan Sidwell <nathan@codesourcery.com>
10871 * internal-fn.h (IFN_UNIQUE_CODES, IFN_GOACC_LOOP_CODES,
10872 IFN_GOACC_REDUCTION_CODES): New.
10873 (enum ifn_unique_kind, enum ifn_goacc_loop_kind, enum
10874 ifn_goacc_reduction_kind): Use them.
10875 * gimple-pretty-print.c (dump_gimple_call_args): Decode first arg
10876 of internal functions, when applicable.
10878 2016-09-27 Maciej W. Rozycki <macro@imgtec.com>
10880 * config/mips/constraints.md (d): Fix documentation.
10881 * doc/md.texi (Machine Constraints): Update accordingly.
10883 2016-09-27 Richard Biener <rguenther@suse.de>
10885 * dwarf2out.c (dwarf2out_init): Move text_section_line_info,
10886 cur_line_info_table initialization ...
10887 (dwarf2out_assembly_start): ... here.
10889 2016-09-27 Matthew Wahab <matthew.wahab@arm.com>
10891 * config/arm/arm.md (*arm_movsi_insn): Add "arch" attribute.
10892 * config/arm/vfp.md (*arm_movhi_vfp): Likewise.
10893 (*thumb2_movhi_vfp): Likewise.
10894 (*arm_movhi_fp16): Remove predication operand from VMOV.F16
10895 template. Expand predicable attribute to mark VMOV.F16 as not
10896 predicable. Add "arch" attribute.
10897 (*thumb2_movhi_fp16): Likewise.
10898 (*arm_movsi_vfp): Break a long line. Add "arch" attribute.
10899 (*thumb2_movsi_vfp): Add "arch" attribute.
10901 2016-09-27 David Edelsohn <dje.gcc@gmail.com>
10903 * config/rs6000/rs6000.c (rs6000_output_symbol): Don't modify
10906 2016-09-27 Marek Polacek <polacek@redhat.com>
10908 * config/ia64/ia64.c (ia64_print_operand): Adjust fall through
10911 * config/c6x/c6x.h: Adjust fall through comment.
10912 * config/sh/sh.c (final_prescan_insn): Likewise.
10913 * config/visium/visium.c (visium_expand_int_cstore): Likewise.
10914 (visium_expand_fp_cstore): Likewise.
10916 2016-09-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10918 * config/arm/arm.c (const_ok_for_op): Use "Fall through" comment form
10919 expected by -Wimplicit-fallthrough.
10920 (thumb1_size_rtx_costs): Likewise.
10921 (thumb2_reorg): Likewise.
10922 (tls_mentioned_p): Add "Fall through" comment.
10923 (thumb2_reorg): Likewise.
10924 * config/arm/arm-builtins.c (arm_expand_neon_args): Use "Fall through"
10925 comment form expected by -Wimplicit-fallthrough.
10927 2016-09-27 Martin Liska <mliska@suse.cz>
10929 PR gcov-profile/46266
10930 * input.h (RESERVED_LOCATION_P): New macro.
10931 * profile.c (branch_prob): Use RESERVED_LOCATION_P and
10932 instread of comparison with UNKNOWN_LOCATION.
10934 2016-09-27 Richard Biener <rguenther@suse.de>
10936 PR tree-optimization/77745
10937 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
10938 When removing redundant stores make sure to check compatibility
10939 of the TBAA state for downstream accesses.
10940 * tree-ssa-sccvn.c (visit_reference_op_store): Likewise for when
10941 value-numbering virtual operands for store matches.
10943 2016-09-27 Oleg Endo <olegendo@gcc.gnu.org>
10946 * config/sh/sh.c (sh_rtx_costs): Fix return value of SET of movt and
10947 movrt patterns. Match them before anything else in the SET case.
10949 2016-09-27 Martin Liska <mliska@suse.cz>
10951 PR gcov-profile/7970
10952 PR gcov-profile/16855
10953 PR gcov-profile/44779
10954 * coverage.c (build_gcov_exit_decl): New function.
10955 (coverage_obj_init): Call the function and generate __gcov_exit
10957 * doc/gcov.texi: Document when __gcov_exit function is called.
10959 2016-09-27 Marek Polacek <polacek@redhat.com>
10962 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
10963 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Use
10964 -Wno-error instead of -Wno-implicit-fallthrough.
10966 2016-09-27 Martin Liska <mliska@suse.cz>
10969 * gcov-counter.def: Remove GCOV_COUNTER_V_DELTA.
10971 2016-09-27 Jakub Jelinek <jakub@redhat.com>
10973 * combine.c (simplify_comparison): Add canonical FALLTHROUGH comments.
10974 * config/i386/i386.c (ix86_dep_by_shift_count_body): Add FALLTHROUGH
10975 comments. Remove break after return.
10976 (ix86_fp_compare_code_to_integer, has_dispatch,
10977 ix86_simd_clone_usable): Remove break after return.
10979 2016-09-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
10981 PR rlt-optimization/77714
10982 * lra-eliminations.c (eliminate_regs_in_insn): Avoid alias on
10985 2016-09-27 Kugan Vivekanandarajah <kuganv@linaro.org>
10988 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Use
10989 extract_range_from_unary_expr to convert value_range.
10990 * tree-vrp.c (extract_range_from_unary_expr_1): Rename to.
10991 (extract_range_from_unary_expr): This.
10992 * tree-vrp.h (extract_range_from_unary_expr): Declare.
10994 2016-09-27 Segher Boessenkool <segher@kernel.crashing.org>
10996 * config/rs6000/rs6000.md (movcc_internal1): Disparage using CTR or LR.
10998 2016-09-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
11000 * config/i386/i386.c (ix86_print_operand)
11001 [HAVE_AS_IX86_CMOV_SUN_SYNTAX]: Add gcc_fallthrough.
11002 * config/sparc/sparc.c (check_pic): Add fallthrough comment.
11003 (epilogue_renumber): Likewise.
11005 2016-09-26 Kugan Vivekanandarajah <kuganv@linaro.org>
11007 PR middle-end/77719
11008 * tree-ssa-reassoc.c (make_new_ssa_for_def): Use gimple_get_lhs
11009 to get lhs instead of gimple_assign_lhs as stmt can be builtins too.
11011 2016-09-26 Thomas Preud'homme <thomas.preudhomme@arm.com>
11013 * tree.h (memmodel_from_int, memmodel_base, is_mm_relaxed,
11014 is_mm_consume, is_mm_acquire, is_mm_release, is_mm_acq_rel,
11015 is_mm_seq_cst, is_mm_sync): Move to ...
11016 * memmodel.h: This. New file.
11017 * builtins.c: Include memmodel.h.
11018 * optabs.c: Likewise.
11019 * tsan.c: Likewise.
11020 * config/aarch64/aarch64.c: Likewise.
11021 * config/alpha/alpha.c: Likewise.
11022 * config/arm/arm.c: Likewise.
11023 * config/i386/i386.c: Likewise.
11024 * config/ia64/ia64.c: Likewise.
11025 * config/mips/mips.c: Likewise.
11026 * config/rs6000/rs6000.c: Likewise.
11027 * config/sparc/sparc.c: Likewise.
11028 * genconditions.c: Include memmodel.h in generated file.
11029 * genemit.c: Likewise.
11030 * genoutput.c: Likewise.
11031 * genpeep.c: Likewise.
11032 * genpreds.c: Likewise.
11033 * genrecog.c: Likewise.
11035 2016-09-26 David Malcolm <dmalcolm@redhat.com>
11037 * read-rtl.c (read_rtx_code): Rename local "i" to "idx", and use
11038 "c" instead when parsing characters. Move operand parsing into...
11039 (read_rtx_operand): ...this new function, renaming "i" to "idx",
11040 and tightening the scope of various locals.
11042 2016-09-26 Liu Hao <lh_mouse@126.com>
11044 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Fix typo.
11046 2016-09-26 Marek Polacek <polacek@redhat.com>
11048 * system.h: Use __has_attribute to check whether the fallthrough
11049 attribute is supported.
11051 2016-09-26 Marek Polacek <polacek@redhat.com>
11053 * ipa-inline-analysis.c (find_foldable_builtin_expect): Use
11054 gimple_call_internal_p.
11055 * ipa-split.c (find_return_bb): Likewise.
11056 (execute_split_functions): Likewise.
11057 * omp-low.c (dump_oacc_loop_part): Likewise.
11058 (oacc_loop_xform_head_tail): Likewise.
11059 * predict.c (predict_loops): Likewise.
11060 * sanopt.c (pass_sanopt::execute): Likewise.
11061 * tree-cfg.c (get_abnormal_succ_dispatcher): Likewise.
11062 * tree-parloops.c (oacc_entry_exit_ok_1): Likewise.
11063 * tree-stdarg.c (gimple_call_ifn_va_arg_p): Remove function.
11064 (expand_ifn_va_arg_1): Use gimple_call_internal_p.
11065 (expand_ifn_va_arg): Likewise.
11066 * tree-vect-loop.c (vect_determine_vectorization_factor): Likewise.
11067 (optimize_mask_stores): Likewise.
11068 * tree-vect-stmts.c (vect_simd_lane_linear): Likewise.
11069 (vect_transform_stmt): Likewise.
11070 * tree-vectorizer.c (vect_loop_vectorized_call): Likewise.
11071 * tsan.c (instrument_memory_accesses): Likewise.
11073 2016-09-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11074 Alexander Monakov <amonakov@ispras.ru>
11076 * regrename.c (rename_chains): Check
11077 HARD_FRAME_POINTER_IS_FRAME_POINTER rather than
11078 HARD_FRAME_POINTER_REGNUM when picking unavailable registers.
11079 * sel-sched.c (mark_unavailable_hard_regs): Likewise.
11081 2016-09-26 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11083 * config/s390/s390.c (s390_rtx_costs): Add /* fallthrough */.
11084 (s390_sched_score): Likewise.
11086 2016-09-26 Martin Liska <mliska@suse.cz>
11088 * doc/gcov.texi: Update program output of gcov tool.
11090 2016-09-26 Martin Liska <mliska@suse.cz>
11092 PR gcov-profile/23332
11093 * profile.c (instrument_values): Do not handle HIST_TYPE_CONST_DELTA.
11094 * tree-profile.c (gimple_gen_const_delta_profiler): Remove.
11095 * value-prof.c (dump_histogram_value): Do not handle
11096 HIST_TYPE_CONST_DELTA.
11097 (stream_in_histogram_value): Likewise.
11098 (gimple_find_values_to_profile): Likewise.
11099 * value-prof.h (enum hist_type): Likewise.
11101 2016-09-26 Martin Liska <mliska@suse.cz>
11103 * common.opt: Exclude SANITIZE_UNREACHABLE and SANITIZE_RETURN
11104 from default sanitize recover values.
11105 * doc/invoke.texi: Fix documentation related to -fsanitize=leak,
11106 -fsanitize=address, -fsanitize=thread and -fsanitize-recover.
11107 * flag-types.h: Replace couple of 1 << x to 1UL << x, make it
11109 * opts.c (finish_options): Do a generic loop over options
11110 that can be recovered.
11111 (parse_sanitizer_options): Exclude SANITIZE_UNREACHABLE and
11113 (common_handle_option): Likewise.
11114 * opts.h: Declare can_recover to sanitizer_opts_s.
11116 2016-09-26 Andre Vieira <andre.simoesdiasvieira@arm.com>
11118 * target.def(elf_flags_numeric): Change documentation to present tense.
11119 * doc/tm.texi: Regenerate.
11121 2016-09-26 Marek Polacek <polacek@redhat.com>
11124 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
11125 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Add
11126 -Wno-switch-fallthrough.
11127 * builtins.c (expand_builtin_int_roundingfn_2): Add gcc_fallthrough.
11128 (expand_builtin): Likewise.
11129 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_libmass): Likewise.
11130 * convert.c (convert_to_real_1): Likewise.
11131 (convert_to_integer_1): Likewise.
11132 * final.c (output_alternate_entry_point): Likewise.
11133 * genattrtab.c (make_canonical): Likewise.
11134 (write_test_expr): Likewise.
11135 * genpreds.c (validate_exp): Likewise.
11136 * gimple-ssa-strength-reduction.c
11137 (find_candidates_dom_walker::before_dom_children): Likewise.
11138 * godump.c (go_format_type): Likewise.
11139 * reload1.c (elimination_effects): Likewise.
11140 * resource.c (mark_referenced_resources): Likewise.
11141 (mark_set_resources): Likewise.
11142 * tree-ssa-loop-ivopts.c (find_deriving_biv_for_expr): Likewise.
11143 * varasm.c (output_addressed_constants): Likewise.
11145 2016-09-26 Marek Polacek <polacek@redhat.com>
11148 * common.opt (Wimplicit-fallthrough): New option.
11149 * doc/extend.texi: Document statement attributes and the fallthrough
11151 * doc/invoke.texi: Document -Wimplicit-fallthrough.
11152 * gimple.h (gimple_call_internal_p): New function.
11153 * gimplify.c (struct gimplify_ctx): Add in_switch_expr.
11154 (struct label_entry): New struct.
11155 (find_label_entry): New function.
11156 (case_label_p): New function.
11157 (collect_fallthrough_labels): New function.
11158 (last_stmt_in_scope): New function.
11159 (should_warn_for_implicit_fallthrough): New function.
11160 (warn_implicit_fallthrough_r): New function.
11161 (maybe_warn_implicit_fallthrough): New function.
11162 (expand_FALLTHROUGH_r): New function.
11163 (expand_FALLTHROUGH): New function.
11164 (gimplify_switch_expr): Call maybe_warn_implicit_fallthrough and
11165 expand_FALLTHROUGH for the innermost GIMPLE_SWITCH.
11166 (gimplify_label_expr): New function.
11167 (gimplify_case_label_expr): Set location.
11168 (gimplify_expr): Call gimplify_label_expr.
11169 * internal-fn.c (expand_FALLTHROUGH): New function.
11170 * internal-fn.def (FALLTHROUGH): New internal function.
11171 * langhooks.c (lang_GNU_OBJC): New function.
11172 * langhooks.h (lang_GNU_OBJC): Declare.
11173 * system.h (gcc_fallthrough): Define.
11174 * tree-core.h: Add FALLTHROUGH_LABEL_P comment.
11175 * tree.h (FALLTHROUGH_LABEL_P): Define.
11177 2016-09-26 Richard Biener <rguenther@suse.de>
11179 * dwarf2out.c (stripattributes): Remove unused function.
11180 (DEBUG_NORM_MACINFO_SECTION): Rename to DEBUG_MACINFO_SECTION.
11181 Push dwarf_split_debug_info handling into init_sections_and_labels.
11182 (DEBUG_NORM_MACRO_SECTION): Likewise to DEBUG_MACRO_SECTION.
11183 (DEBUG_MACRO_SECTION_FLAGS): Remove.
11184 (debug_macinfo_section_name): New global.
11185 (output_macinfo): Use debug_macinfo_section_name.
11186 (init_sections_and_labels): Split out section and label generation
11187 from dwarf2out_init. Set debug_macinfo_section_name.
11188 (dwarf2out_init): Move text section label generation and emission
11190 (dwarf2out_assembly_start): ... here.
11191 (dwarf2out_finish): Call init_sections_and_labels before DWARF
11194 2016-09-26 Richard Biener <rguenther@suse.de>
11197 * cgraphunit.c (analyze_functions): Before early removing
11198 global vars calls the late_global_decl debug handler mark
11199 the variable as readonly.
11201 2016-09-25 Oleg Endo <olegendo@gcc.gnu.org>
11204 * config/sh/sh.c (sh_movt_set_dest, sh_movrt_set_dest): Add overloads.
11205 (sh_rtx_costs): Handle SET of movt and movrt patterns.
11206 * cnofig/sh/sh-protos.h (sh_movt_set_dest, sh_movrt_set_dest): Forward
11207 declare new overloads.
11208 * config/sh/sh.md (*cset_zero): Add variant that takes a treg_set_expr
11211 2016-09-24 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
11213 * config/rs6000/rs6000.c (expand_block_compare, do_load_for_compare):
11214 Change TARGET_LITTLE_ENDIAN to !BYTES_BIG_ENDIAN.
11216 2016-09-24 David Edelsohn <dje.gcc@gmail.com>
11218 * configure.ac (gcc_cv_as_aix_dwloc): Fix typo in assembly fragment.
11219 * configure: Regenerate.
11221 2016-09-24 Marek Polacek <polacek@redhat.com>
11224 * doc/invoke.texi: Document -Wbool-operation.
11226 2016-09-23 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
11228 * config/rs6000/rs6000.md (cmpmemsi): New define_expand.
11229 * config/rs6000/rs6000.c (expand_block_compare): New function used by
11230 cmpmemsi pattern to do builtin expansion of memcmp ().
11231 (compute_current_alignment): Add helper function for
11232 expand_block_compare used to compute alignment as the compare proceeds.
11233 (select_block_compare_mode): Used by expand_block_compare to select
11234 the mode used for reading the next chunk of bytes in the compare.
11235 (do_load_for_compare): Used by expand_block_compare to emit the load
11236 insns for the compare.
11237 (rs6000_emit_dot_insn): Moved this function to avoid a forward
11238 reference from expand_block_compare ().
11239 * config/rs6000/rs6000-protos.h (expand_block_compare): Add a
11240 prototype for this function.
11241 * config/rs6000/rs6000.opt (mblock-compare-inline-limit): Add a new
11242 target option for controlling how much code inline expansion of
11243 memcmp() will be allowed to generate.
11245 2016-09-23 Jakub Jelinek <jakub@redhat.com>
11247 * hooks.c (hook_bool_bool_false, hook_bool_bool_gcc_optionsp_false,
11248 hook_bool_mode_false, hook_bool_mode_true,
11249 hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
11250 hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
11251 hook_bool_const_rtx_insn_const_rtx_insn_true,
11252 hook_bool_mode_uhwi_false, hook_void_FILEptr_constcharptr,
11253 hook_bool_FILEptr_rtx_false, hook_bool_gsiptr_false,
11254 hook_bool_const_tree_hwi_hwi_const_tree_false,
11255 hook_bool_const_tree_hwi_hwi_const_tree_true,
11256 default_can_output_mi_thunk_no_vcall, hook_int_uint_mode_1,
11257 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
11258 hook_int_rtx_0, hook_int_rtx_bool_0, hook_void_tree,
11259 hook_void_constcharptr, hook_void_tree_treeptr, hook_void_int_int,
11260 hook_bool_tree_false, hook_bool_const_tree_false, hook_bool_tree_true,
11261 hook_bool_const_tree_true, hook_bool_tree_tree_false,
11262 hook_bool_tree_tree_true, hook_bool_tree_bool_false,
11263 hook_bool_rtx_insn_true, hook_bool_rtx_false,
11264 hook_bool_uintp_uintp_false,
11265 hook_bool_rtx_mode_int_int_intp_bool_false, hook_rtx_rtx_null,
11266 hook_rtx_tree_int_null, hook_uint_mode_0,
11267 hook_constcharptr_const_tree_null, hook_tree_tree_int_treep_bool_null,
11268 hook_tree_tree_tree_null, hook_tree_tree_tree_tree_null,
11269 hook_constcharptr_const_rtx_insn_null,
11270 hook_constcharptr_const_tree_const_tree_null,
11271 hook_constcharptr_int_const_tree_null,
11272 hook_constcharptr_int_const_tree_const_tree_null,
11273 hook_tree_const_tree_null, hook_bool_rtx_insn_int_false,
11274 hook_void_rtx_insn_int, hook_void_gcc_optionsp): For arguments with
11275 ATTRIBUTE_UNUSED, remove parameter name as well as ATTRIBUTE_UNUSED.
11277 * vec.h (vNULL): Extend comment to say = vNULL initialization
11278 isn't needed for static vars.
11280 * sel-sched-ir.c (sel_global_bb_info, sel_region_bb_info,
11281 loop_nests, s_i_d, last_added_blocks): Remove unnecessary
11282 = vNULL initialization of file scope vec.
11283 * passes.c (pass_tab, enabled_pass_uid_range_tab,
11284 disabled_pass_uid_range_tab): Likewise.
11285 * haifa-sched.c (sched_luids, h_i_d): Likewise.
11286 * tree-chkp-opt.c (check_infos): Likewise.
11287 * sel-sched.c (vec_av_set, vec_temp_moveop_nops): Likewise.
11289 * vec.h (vnull::operator vec): Add constexpr keyword for
11292 2016-09-23 Doug Gilmore <doug.gilmore@imgtec.com>
11294 PR tree-optimization/77654
11295 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Add call
11296 to duplicate_ssa_name_ptr_info.
11298 2016-09-23 David Malcolm <dmalcolm@redhat.com>
11300 PR preprocessor/77672
11301 * input.c (selftest::test_lexer_string_locations_simple): Update
11302 test to expect location information of the terminator character
11303 at the location of the final closing quote.
11304 (selftest::test_lexer_string_locations_hex): Likewise.
11305 (selftest::test_lexer_string_locations_oct): Likewise.
11306 (selftest::test_lexer_string_locations_letter_escape_1): Likewise.
11307 (selftest::test_lexer_string_locations_letter_escape_2): Likewise.
11308 (selftest::test_lexer_string_locations_ucn4): Likewise.
11309 (selftest::test_lexer_string_locations_ucn8): Likewise.
11310 (selftest::test_lexer_string_locations_u8): Likewise.
11311 (selftest::test_lexer_string_locations_utf8_source): Likewise.
11312 (selftest::test_lexer_string_locations_concatenation_1): Likewise.
11313 (selftest::test_lexer_string_locations_concatenation_2): Likewise.
11314 (selftest::test_lexer_string_locations_concatenation_3): Likewise.
11315 (selftest::test_lexer_string_locations_macro): Likewise.
11316 (selftest::test_lexer_string_locations_long_line): Likewise.
11318 2016-09-23 Richard Biener <rguenther@suse.de>
11320 * tree-ssa-sccvn.c (visit_reference_op_call): Value number
11321 virtual definition to virtual use if the call devirtualizes
11322 to a const or pure function.
11323 (visit_use): Also visit calls we can devirtualize to a
11324 const or pure function.
11326 2016-09-23 Richard Biener <rguenther@suse.de>
11328 PR tree-optimization/77697
11329 * tree-ssa-forwprop.c (defcodefor_name): Remove bogus code,
11330 signal error if we have sth ternary or unhandled.
11332 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
11334 * config/arm/arm_neon.h (vabd_f16): New.
11368 (vcvt_f16_s16): New.
11369 (vcvt_f16_u16): New.
11370 (vcvt_s16_f16): New.
11371 (vcvt_u16_f16): New.
11372 (vcvtq_f16_s16): New.
11373 (vcvtq_f16_u16): New.
11374 (vcvtq_s16_f16): New.
11375 (vcvtq_u16_f16): New.
11376 (vcvta_s16_f16): New.
11377 (vcvta_u16_f16): New.
11378 (vcvtaq_s16_f16): New.
11379 (vcvtaq_u16_f16): New.
11380 (vcvtm_s16_f16): New.
11381 (vcvtm_u16_f16): New.
11382 (vcvtmq_s16_f16): New.
11383 (vcvtmq_u16_f16): New.
11384 (vcvtn_s16_f16): New.
11385 (vcvtn_u16_f16): New.
11386 (vcvtnq_s16_f16): New.
11387 (vcvtnq_u16_f16): New.
11388 (vcvtp_s16_f16): New.
11389 (vcvtp_u16_f16): New.
11390 (vcvtpq_s16_f16): New.
11391 (vcvtpq_u16_f16): New.
11392 (vcvt_n_f16_s16): New.
11393 (vcvt_n_f16_u16): New.
11394 (vcvtq_n_f16_s16): New.
11395 (vcvtq_n_f16_u16): New.
11396 (vcvt_n_s16_f16): New.
11397 (vcvt_n_u16_f16): New.
11398 (vcvtq_n_s16_f16): New.
11399 (vcvtq_n_u16_f16): New.
11407 (vmaxnmq_f16): New.
11411 (vminnmq_f16): New.
11413 (vmul_lane_f16): New.
11416 (vmulq_lane_f16): New.
11417 (vmulq_n_f16): New.
11424 (vrecpeq_f16): New.
11437 (vrsqrte_f16): New.
11438 (vrsqrteq_f16): New.
11440 (vrecpsq_f16): New.
11441 (vrsqrts_f16): New.
11442 (vrsqrtsq_f16): New.
11446 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
11448 * config.gcc (extra_headers): Add arm_fp16.h
11449 * config/arm/arm_fp16.h: New.
11450 * config/arm/arm_neon.h: Include "arm_fp16.h".
11452 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
11454 * config/arm/arm_neon_builtins.def (vadd): New (v8hf, v4hf
11456 (vmulf): New (v8hf, v4hf variants).
11457 (vfma): New (v8hf, v4hf variants).
11458 (vfms): New (v8hf, v4hf variants).
11459 (vsub): New (v8hf, v4hf variants).
11460 (vcage): New (v8hf, v4hf variants).
11461 (vcagt): New (v8hf, v4hf variants).
11462 (vcale): New (v8hf, v4hf variants).
11463 (vcalt): New (v8hf, v4hf variants).
11464 (vceq): New (v8hf, v4hf variants).
11465 (vcgt): New (v8hf, v4hf variants).
11466 (vcge): New (v8hf, v4hf variants).
11467 (vcle): New (v8hf, v4hf variants).
11468 (vclt): New (v8hf, v4hf variants).
11469 (vceqz): New (v8hf, v4hf variants).
11470 (vcgez): New (v8hf, v4hf variants).
11471 (vcgtz): New (v8hf, v4hf variants).
11472 (vcltz): New (v8hf, v4hf variants).
11473 (vclez): New (v8hf, v4hf variants).
11474 (vabd): New (v8hf, v4hf variants).
11475 (vmaxf): New (v8hf, v4hf variants).
11476 (vmaxnm): New (v8hf, v4hf variants).
11477 (vminf): New (v8hf, v4hf variants).
11478 (vminnm): New (v8hf, v4hf variants).
11479 (vpmaxf): New (v4hf variant).
11480 (vpminf): New (v4hf variant).
11481 (vpadd): New (v4hf variant).
11482 (vrecps): New (v8hf, v4hf variants).
11483 (vrsqrts): New (v8hf, v4hf variants).
11484 (vabs): New (v8hf, v4hf variants).
11485 (vneg): New (v8hf, v4hf variants).
11486 (vrecpe): New (v8hf, v4hf variants).
11487 (vrnd): New (v8hf, v4hf variants).
11488 (vrnda): New (v8hf, v4hf variants).
11489 (vrndm): New (v8hf, v4hf variants).
11490 (vrndn): New (v8hf, v4hf variants).
11491 (vrndp): New (v8hf, v4hf variants).
11492 (vrndx): New (v8hf, v4hf variants).
11493 (vrsqrte): New (v8hf, v4hf variants).
11494 (vmul_lane): Add v4hf and v8hf variants.
11495 (vmul_n): Add v4hf and v8hf variants.
11496 (vext): New (v8hf, v4hf variants).
11497 (vcvts): New (v8hi, v4hi variants).
11498 (vcvts): New (v8hf, v4hf variants).
11499 (vcvtu): New (v8hi, v4hi variants).
11500 (vcvtu): New (v8hf, v4hf variants).
11501 (vcvts_n): New (v8hf, v4hf variants).
11502 (vcvtu_n): New (v8hi, v4hi variants).
11503 (vcvts_n): New (v8hi, v4hi variants).
11504 (vcvtu_n): New (v8hf, v4hf variants).
11505 (vbsl): New (v8hf, v4hf variants).
11506 (vcvtas): New (v8hf, v4hf variants).
11507 (vcvtau): New (v8hf, v4hf variants).
11508 (vcvtms): New (v8hf, v4hf variants).
11509 (vcvtmu): New (v8hf, v4hf variants).
11510 (vcvtns): New (v8hf, v4hf variants).
11511 (vcvtnu): New (v8hf, v4hf variants).
11512 (vcvtps): New (v8hf, v4hf variants).
11513 (vcvtpu): New (v8hf, v4hf variants).
11515 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
11517 * config/arm/arm-builtins.c (hf_UP): New.
11519 (vfp_builtin_data): New. Update comment.
11520 (enum arm_builtins): Include "arm_vfp_builtins.def".
11521 (ARM_BUILTIN_VFP_PATTERN_START): New.
11522 (arm_init_vfp_builtins): New.
11523 (arm_init_builtins): Add arm_init_vfp_builtins.
11524 (arm_expand_vfp_builtin): New.
11525 (arm_expand_builtins): Update for arm_expand_vfp_builtin. Fix
11527 * config/arm/arm_vfp_builtins.def: New file.
11528 * config/arm/t-arm (arm.o): Add arm_vfp_builtins.def.
11529 (arm-builtins.o): Likewise.
11531 2016-09-23 Kugan Vivekanandarajah <kuganv@linaro.org>
11534 * ipa-cp.c (propagate_vr_accross_jump_function): Drop TREE_OVERFLOW
11535 from constant while creating value range.
11537 2016-09-23 Renlin Li <renlin.li@arm.com>
11539 * ira.c (ira): Move ira_use_lra_p initialization code to ...
11540 (ira_init_once): Here.
11542 2016-09-23 Uros Bizjak <ubizjak@gmail.com>
11543 Jakub Jelinek <jakub@redhat.com>
11545 * hooks.h (hook_uint_uintp_false): Rename to...
11546 (hook_bool_uint_uintp_false): ... this.
11547 * hooks.c (hook_uint_uintp_false): Rename to...
11548 (hook_bool_uint_uintp_false): ... this.
11549 * target.def (elf_flags_numeric): Use hook_bool_uint_uintp_false
11550 instead of hook_uint_uintp_false.
11552 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
11554 * config/arm/arm-builtins.c (arm_init_neon_builtin): New.
11555 (arm_init_builtins): Move body of a loop to the standalone
11556 function arm_init_neon_builtin.
11557 (arm_expand_neon_builtin_1): New. Update comment. Function body
11558 moved from arm_neon_builtin with some white-space fixes.
11559 (arm_expand_neon_builtin): Move code into the standalone function
11560 arm_expand_neon_builtin_1.
11562 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
11564 * config/arm/iterators.md (VCVTHI): New.
11565 (NEON_VCMP): Add UNSPEC_VCLT and UNSPEC_VCLE. Fix a long line.
11566 (NEON_VAGLTE): New.
11567 (VFM_LANE_AS): New.
11569 (V_reg): Add HF, V4HF and V8HF. Fix white-space.
11570 (V_HALF): Add V4HF. Fix white-space.
11571 (V_if_elem): Add HF, V4HF and V8HF. Fix white-space.
11572 (V_s_elem): Likewise.
11573 (V_sz_elem): Fix white-space.
11574 (V_elem_ch): Likewise.
11576 (scalar_mul_constraint): Add V8HF and V4HF.
11577 (Is_float_mode): Fix white-space.
11578 (Is_d_reg): Add V4HF and V8HF. Fix white-space.
11579 (q): Add HF. Fix white-space.
11582 (cmp_op_unsp): Add UNSPEC_VCALE and UNSPEC_VCALT.
11583 (neon_vfm_lane_as): New.
11584 * config/arm/neon.md (add<mode>3_fp16): New.
11585 (sub<mode>3_fp16): New.
11586 (mul<mode>3add<mode>_neon): New.
11587 (fma<VH:mode>4_intrinsic): New.
11588 (fmsub<VCVTF:mode>4_intrinsic): Fix white-space.
11589 (fmsub<VH:mode>4_intrinsic): New.
11590 (<absneg_str><mode>2): New.
11591 (neon_v<absneg_str><mode>): New.
11592 (neon_v<fp16_rnd_str><mode>): New.
11593 (neon_vrsqrte<mode>): New.
11594 (neon_vpaddv4hf): New.
11595 (neon_vadd<mode>): New.
11596 (neon_vsub<mode>): New.
11597 (neon_vmulf<mode>): New.
11598 (neon_vfma<VH:mode>): New.
11599 (neon_vfms<VH:mode>): New.
11600 (neon_vc<cmp_op><mode>): New.
11601 (neon_vc<cmp_op><mode>_fp16insn): New
11602 (neon_vc<cmp_op_unsp><mode>_fp16insn_unspec): New.
11603 (neon_vca<cmp_op><mode>): New.
11604 (neon_vca<cmp_op><mode>_fp16insn): New.
11605 (neon_vca<cmp_op_unsp><mode>_fp16insn_unspec): New.
11606 (neon_vc<cmp_op>z<mode>): New.
11607 (neon_vabd<mode>): New.
11608 (neon_v<maxmin>f<mode>): New.
11609 (neon_vp<maxmin>fv4hf: New.
11610 (neon_<fmaxmin_op><mode>): New.
11611 (neon_vrecps<mode>): New.
11612 (neon_vrsqrts<mode>): New.
11613 (neon_vrecpe<mode>): New (VH variant).
11614 (neon_vdup_lane<mode>_internal): New.
11615 (neon_vdup_lane<mode>): New.
11616 (neon_vcvt<sup><mode>): New (VCVTHI variant).
11617 (neon_vcvt<sup><mode>): New (VH variant).
11618 (neon_vcvt<sup>_n<mode>): New (VH variant).
11619 (neon_vcvt<sup>_n<mode>): New (VCVTHI variant).
11620 (neon_vcvt<vcvth_op><sup><mode>): New.
11621 (neon_vmul_lane<mode>): New.
11622 (neon_vmul_n<mode>): New.
11623 * config/arm/unspecs.md (UNSPEC_VCALE): New
11624 (UNSPEC_VCALT): New.
11625 (UNSPEC_VFMA_LANE): New.
11626 (UNSPECS_VFMS_LANE): New.
11628 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
11630 * config/s390/s390.md ("*extzv<mode>_zEC12", "*extzv<mode>_z10")
11631 ("*extzv<mode><clobbercc_or_nocc>"):
11632 Correct a typo in a comment.
11634 ("*insv<mode>_zEC12", "*insv<mode>_z10")
11635 ("*insv<mode><clobbercc_or_nocc>"): Ditto.
11636 ("*insv<mode>_zEC12_appendbitsleft")
11637 ("*insv<mode><clobbercc_or_nocc>_appendbitsleft")
11638 ("*insv<mode>_z10_appendbitsleft"): Ditto.
11639 ("*insv<mode>_zEC12_noshift", "*insv<mode>_z10_noshift")
11640 ("*insv<mode><clobbercc_or_nocc>_noshift"): Ditto.
11641 Provide pattern with operands switched.
11642 ("*pre_z10_extv<mode>"):
11643 Use new subst patterns.
11644 ("*extzvdi<clobbercc_or_nocc>_lshiftrt", "*<risbg_n>_ior_and_sr_ze")
11645 ("*extvsidi<clobbercc_or_nocc>", "*<risbg_n>_and_subregdi_rotr")
11646 ("*<risbg_n>_and_subregdi_rotl", "*<risbg_n>_di_and_rot")
11647 ("*insv_z10_noshift_cc", "*insv_z10_noshift_cconly")
11648 ("*<risbg_n>_<mode>_ior_and_lshiftrt")
11649 ("*<risbg_n>_sidi_ior_and_lshiftrt")
11650 ("*trunc_sidi_and_subreg_lshrt<clobbercc_or_nocc>"):
11652 ("*extzv_<mode>_sll", "*extzv_<mode>_srl")
11653 ("*extzv_<mode>_srl<clobbercc_or_nocc>")
11654 ("*extzv_<mode>_sll<clobbercc_or_nocc>"): Renamed patterns, use risbgn
11656 ("SINT"): New mode_iterator with SI, HI, QI.
11657 * config/s390/subst.md ("clobbercc_or_nocc_subst", "z10_or_zEC12_cond")
11658 ("clobbercc_or_nocc", "risbg_n"): New constructs for risbg pattern
11661 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
11663 * config/s390/predicates.md ("contiguous_bitmask_operand"): Adapt to
11664 new interface of s390_contiguous_bitmask_p.
11665 ("contiguous_bitmask_nowrap_operand"): New predicate.
11666 ("*anddi3_cc", "*anddi3_cconly", "*anddi3"): Replace NxxDq with NxxDw.
11667 * config/s390/constraints.md ("NxxDw", "NxxSq"): Adapt to new interface
11668 of s390_contiguous_bitmask_p.
11669 ("NxxDw"): Rename NxxDq constraint to NxxDw.
11670 ("NxxSw"): New constraint.
11671 * config/s390/s390.md ("*andsi3_zarch"): Enable bitmask wraparound.
11672 * config/s390/s390-protos.h (s390_contiguous_bitmask_p): Updated
11674 (s390_contiguous_bitmask_nowrap_p): Export.
11675 * config/s390/s390.c (s390_contiguous_bitmask_nowrap_p): New name of
11676 former s390_contiguous_bitmask_p.
11677 (s390_contiguous_bitmask_p): Use s390_contiguous_bitmask_nowrap_p to
11678 detect contiguous bit ranges with wraparound. Change signature to
11679 return START and END position instead of POS and LENGTH.
11680 (s390_contiguous_bitmask_vector_p): Remove extra code for continous bit
11681 ranges with wraparound.
11682 (s390_extzv_shift_ok): Use s390_contiguous_bitmask_nowrap_p.
11683 (s390_contiguous_bitmask_vector_p,s390_extzv_shift_ok,print_operand):
11684 Adapt to new signature of s390_contiguous_bitmask_p.
11686 2016-09-23 Bin Cheng <bin.cheng@arm.com>
11688 * tree-vect-loop-manip.c (create_intersect_range_checks_index): New.
11689 (create_intersect_range_checks): New.
11690 (vect_create_cond_for_alias_checks): Call above function.
11692 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
11694 * config/arm/iterators.md (Code iterators): Fix some white-space
11698 (FCVT): Moved from vfp.md.
11699 (VCVT_HF_US_N): New.
11700 (VCVT_SI_US_N): New.
11705 (FCVTI32typename): Moved from vfp.md.
11706 (sup): Add UNSPEC_VCVTA_S, UNSPEC_VCVTA_U, UNSPEC_VCVTM_S,
11707 UNSPEC_VCVTM_U, UNSPEC_VCVTN_S, UNSPEC_VCVTN_U, UNSPEC_VCVTP_S,
11708 UNSPEC_VCVTP_U, UNSPEC_VCVT_HF_S_N, UNSPEC_VCVT_HF_U_N,
11709 UNSPEC_VCVT_SI_S_N, UNSPEC_VCVT_SI_U_N, UNSPEC_VCVTH_S_N,
11710 UNSPEC_VCVTH_U_N, UNSPEC_VCVTH_S and UNSPEC_VCVTH_U.
11712 (fp16_rnd_str): New.
11713 (fp16_rnd_insn): New.
11714 * config/arm/unspecs.md (UNSPEC_VCVT_HF_S_N): New.
11715 (UNSPEC_VCVT_HF_U_N): New.
11716 (UNSPEC_VCVT_SI_S_N): New.
11717 (UNSPEC_VCVT_SI_U_N): New.
11718 (UNSPEC_VCVTH_S): New.
11719 (UNSPEC_VCVTH_U): New.
11720 (UNSPEC_VCVTA_S): New.
11721 (UNSPEC_VCVTA_U): New.
11722 (UNSPEC_VCVTM_S): New.
11723 (UNSPEC_VCVTM_U): New.
11724 (UNSPEC_VCVTN_S): New.
11725 (UNSPEC_VCVTN_U): New.
11726 (UNSPEC_VCVTP_S): New.
11727 (UNSPEC_VCVTP_U): New.
11728 (UNSPEC_VCVTP_S): New.
11729 (UNSPEC_VCVTP_U): New.
11730 (UNSPEC_VRND): New.
11731 (UNSPEC_VRNDA): New.
11732 (UNSPEC_VRNDI): New.
11733 (UNSPEC_VRNDM): New.
11734 (UNSPEC_VRNDN): New.
11735 (UNSPEC_VRNDP): New.
11736 (UNSPEC_VRNDX): New.
11737 * config/arm/vfp.md (<absneg_str>hf2): New.
11738 (neon_vabshf): New.
11739 (neon_v<fp16_rnd_str>hf): New.
11740 (neon_vrndihf): New.
11745 (*mulsf3neghf_vfp): New.
11746 (*negmulhf3_vfp): New.
11747 (*mulsf3addhf_vfp): New.
11748 (*mulhf3subhf_vfp): New.
11749 (*mulhf3neghfaddhf_vfp): New.
11750 (*mulhf3neghfsubhf_vfp): New.
11752 (neon_vfmahf): New.
11753 (fmsubhf4_fp16): New.
11754 (neon_vfmshf): New.
11757 (neon_vsqrthf): New.
11758 (neon_vrsqrtshf): New.
11759 (FCVT): Move to iterators.md.
11760 (FCVTI32typename): Likewise.
11761 (neon_vcvth<sup>hf): New.
11762 (neon_vcvth<sup>si): New.
11763 (neon_vcvth<sup>_nhf_unspec): New.
11764 (neon_vcvth<sup>_nhf): New.
11765 (neon_vcvth<sup>_nsi_unspec): New.
11766 (neon_vcvth<sup>_nsi): New.
11767 (neon_vcvt<vcvth_op>h<sup>si): New.
11768 (neon_<fmaxmin_op>hf): New.
11770 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
11772 * config/s390/s390.md (bitoff, bitoff_plus): Neq mode attributes.
11773 ("*extzv<mode>_zEC12", "*insv<mode>_zEC12", "*insv<mode>_z10")
11774 ("*insv<mode>_zEC12_appendbitsleft")
11775 ("*insv<mode>_z10_appendbitsleft", "*r<noxa>sbg_<mode>_sll")
11776 ("*r<noxa>sbg_<mode>_srl"): Use new attributes.
11778 2016-09-23 Jakub Jelinek <jakub@redhat.com>
11780 * ipa-cp.c (ipcp_store_vr_results): Avoid static local var zero.
11781 * sreal.h (sreal::min, sreal::max): Avoid static local vars,
11782 construct values without normalization.
11783 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't initialize
11784 static local lhs_ops to vNULL.
11786 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
11787 Jiong Wang <jiong.wang@arm.com>
11789 * config/arm/arm.c (coproc_secondary_reload_class): Make HFmode
11790 available when FP16 instructions are available.
11791 (output_move_vfp): Add support for 16-bit data moves.
11792 (arm_validize_comparison): Fix some white-space. Support HFmode
11793 by conversion to SFmode.
11794 * config/arm/arm.md (truncdfhf2): Fix a comment.
11795 (extendhfdf2): Likewise.
11797 (movsicc): Fix some white-space.
11799 (movsfcc): Fix some white-space.
11801 * config/arm/vfp.md (*arm_movhi_vfp): Disable when VFP FP16
11802 instructions are available.
11803 (*thumb2_movhi_vfp): Likewise.
11804 (*arm_movhi_fp16): New.
11805 (*thumb2_movhi_fp16): New.
11806 (*movhf_vfp_fp16): New.
11807 (*movhf_vfp_neon): Disable when VFP FP16 instructions are available.
11808 (*movhf_vfp): Likewise.
11809 (extendhfsf2): Enable when VFP FP16 instructions are available.
11810 (truncsfhf2): Enable when VFP FP16 instructions are available.
11812 2016-09-23 Martin Liska <mliska@suse.cz>
11814 * config/s390/vx-builtins.md: Replace 'adress' with 'address'.
11816 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
11818 * config/arm/arm.c (arm_evpc_neon_vuzp): Add support for V8HF and
11820 (arm_evpc_neon_vtrn): Likewise.
11821 (arm_evpc_neon_vrev): Likewise.
11822 (arm_evpc_neon_vext): Likewise.
11823 * config/arm/arm_neon.h (vbsl_f16): New.
11826 (vdupq_n_f16): New.
11827 (vdup_lane_f16): New.
11828 (vdupq_lane_f16): New.
11832 (vmovq_n_f16): New.
11834 (vrev64q_f16): New.
11841 * config/arm/arm_neon_buillins.def (vdup_n): New (v8hf, v4hf variants).
11842 (vdup_lane): New (v8hf, v4hf variants).
11843 (vext): New (v8hf, v4hf variants).
11844 (vbsl): New (v8hf, v4hf variants).
11845 * config/arm/iterators.md (VDQWH): New.
11847 (V_double_vector_mode): Add V8HF and V4HF. Fix white-space.
11848 (Scalar_mul_8_16): Fix white-space.
11849 (Is_d_reg): Add V4HF and V8HF.
11850 * config/arm/neon.md (neon_vdup_lane<mode>_internal): New.
11851 (neon_vdup_lane<mode>): New.
11852 (neon_vtrn<mode>_internal): Replace VDQW with VDQWH.
11853 (*neon_vtrn<mode>_insn): Likewise.
11854 (neon_vzip<mode>_internal): Likewise. Also fix white-space.
11855 (*neon_vzip<mode>_insn): Likewise
11856 (neon_vuzp<mode>_internal): Likewise.
11857 (*neon_vuzp<mode>_insn): Likewise
11858 * config/arm/vec-common.md (vec_perm_const<mode>): New.
11860 2016-09-23 Jiong Wang <jiong.wang@arm.com>
11861 Matthew Wahab <matthew.wahab@arm.com>
11863 * config/arm/arm.c (output_move_vfp): Weaken assert to allow HImode.
11864 (arm_hard_regno_mode_ok): Allow HImode values in VFP registers.
11865 * config/arm/arm.md (*movhi_bytes): Disable when VFP registers are
11866 available. Also fix some white-space.
11867 * config/arm/vfp.md (*arm_movhi_vfp): New.
11868 (*thumb2_movhi_vfp): New.
11870 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
11872 * config/arm/arm-c.c (arm_cpu_builtins): Define
11873 "__ARM_FEATURE_FP16_SCALAR_ARITHMETIC" and
11874 "__ARM_FEATURE_FP16_VECTOR_ARITHMETIC".
11876 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
11878 * doc/sourcebuild.texi (ARM-specific attributes): Add anchor for
11879 arm_v8_1a_neon_ok. Add entries for arm_v8_2a_fp16_scalar_ok,
11880 arm_v8_2a_fp16_scalar_hw, arm_v8_2a_fp16_neon_ok and
11881 arm_v8_2a_fp16_neon_hw.
11882 (Add options): Add entries for arm_v8_1a_neon, arm_v8_2a_scalar,
11885 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
11887 * doc/sourcebuild.texi (ARM-specific attributes): Add entries for
11888 arm_fp16_alternative_ok and arm_fp16_none_ok.
11890 2016-09-23 Martin Liska <mliska@suse.cz>
11892 * ipa-icf.c (sem_variable::merge): Replace adress with address.
11894 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
11896 * config/arm/arm-arches.def ("armv8.1-a"): Add FL_CRC32.
11897 ("armv8.2-a"): New.
11898 ("armv8.2-a+fp16"): New.
11899 * config/arm/arm-protos.h (FL2_ARCH8_2): New.
11900 (FL2_FP16INST): New.
11901 (FL2_FOR_ARCH8_2A): New.
11902 * config/arm/arm-tables.opt: Regenerate.
11903 * config/arm/arm.c (arm_arch8_2): New.
11904 (arm_fp16_inst): New.
11905 (arm_option_override): Set arm_arch8_2 and arm_fp16_inst. Check
11906 for incompatible fp16-format settings.
11907 * config/arm/arm.h (TARGET_VFP_FP16INST): New.
11908 (TARGET_NEON_FP16INST): New.
11909 (arm_arch8_2): Declare.
11910 (arm_fp16_inst): Declare.
11911 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for
11912 march=armv8.2-a and march=armv8.2-a+fp16.
11913 * config/arm/t-aprofile (Arch Matches): Add entries for armv8.2-a
11914 and armv8.2-a+fp16.
11915 * doc/invoke.texi (ARM Options): Add "-march=armv8.1-a",
11916 "-march=armv8.2-a" and "-march=armv8.2-a+fp16".
11918 2016-09-23 Martin Liska <mliska@suse.cz>
11920 * doc/extend.texi: Remove fused-madd from i386 target options.
11922 2016-09-23 Martin Liska <mliska@suse.cz>
11924 * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
11927 2016-09-23 Martin Liska <mliska@suse.cz>
11929 * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
11932 2016-09-23 Martin Liska <mliska@suse.cz>
11935 * config/i386/i386.c (ix86_option_override_internal): Change
11936 signature and return false when there's an error related to
11938 (release_options_strings): New function.
11939 (ix86_valid_target_attribute_tree): Call the function.
11941 2016-09-23 Jakub Jelinek <jakub@redhat.com>
11943 * hsa-gen.c (hsa_op_immed::hsa_op_immed Use CONSTRUCTOR_NELTS (...)
11944 instead of vec_safe_length (CONSTRUCTOR_ELTS (...)).
11945 (gen_hsa_ctor_assignment): Likewise.
11946 * print-tree.c (print_node): Likewise.
11947 * tree-dump.c (dequeue_and_dump): Likewise.
11948 * tree-sra.c (sra_modify_constructor_assign): Likewise.
11949 * expr.c (store_constructor): Likewise.
11950 * fold-const.c (operand_equal_p): Likewise.
11951 * tree-pretty-print.c (dump_generic_node): Likewise.
11952 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Likewise.
11953 * ipa-icf-gimple.c (func_checker::compare_operand): Likewise.
11955 2016-09-23 Richard Biener <rguenther@suse.de>
11957 * hooks.h (hook_uint_uintp_false): Declare.
11959 2016-09-22 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
11961 * config/avr/avr.c (avr_rtx_costs_1): Handle DImode MULT.
11962 (avr_address_cost): Replace 61 with MAX_LD_OFFSET(mode).
11964 2016-09-22 Martin Sebor <msebor@redhat.com>
11967 * gimple-ssa-sprintf.c (target_int_min, target_int_max): Use
11968 HOST_BITS_PER_WIDE_INT, make a static local variable auto.
11969 (target_int_min): Correct computation.
11970 (format_integer): Use long long as the argument for the ll length
11972 (format_floating): Use target_int_max().
11973 (get_string_length): Same.
11974 (format_string): Avoid setting the bounded flag for strings
11976 (try_substitute_return_value): Avoid setting range info when
11977 the result isn't bounded.
11978 * varasm.c (assemble_name): Increase buffer size.
11980 2016-09-22 Andre Vieira <andre.simoesdiasvieira@arm.com>
11981 Terry Guo <terry.guo@arm.com>
11983 * target.def (elf_flags_numeric): New target hook.
11984 * targhooks.h (default_asm_elf_flags_numeric): New.
11985 * varasm.c (default_asm_elf_flags_numeric): New.
11986 (default_elf_asm_named_section): Use new target hook.
11987 * config/arm/arm.opt (mpure-code): New.
11988 * config/arm/arm.h (SECTION_ARM_PURECODE): New.
11989 * config/arm/arm.c (arm_asm_init_sections): Add section
11990 attribute to default text section if -mpure-code.
11991 (arm_option_check_internal): Diagnose use of option with
11992 non supported targets and/or options.
11993 (arm_asm_elf_flags_numeric): New.
11994 (arm_function_section): New.
11995 (arm_elf_section_type_flags): New.
11996 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Disable
11998 * doc/texi (TARGET_ASM_ELF_FLAGS_NUMERIC): New.
11999 * doc/texi.in (TARGET_ASM_ELF_FLAGS_NUMERIC): Likewise.
12001 2016-09-22 Jan Hubicka <hubicka@ucw.cz>
12003 * regcprop.c (copyprop_hardreg_forward_1): Remove noop moves.
12005 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12007 * emit-rtl.c (next_cc0_user): Make argument type rtx_insn *.
12008 * rtl.h: Adjust prototype.
12010 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12012 * emit-rtl.c (next_active_insn): Change argument type to rtx_insn *.
12013 (prev_active_insn): Likewise.
12014 (active_insn_p): Likewise.
12015 * rtl.h: Adjust prototypes.
12016 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Adjust.
12017 * config/arc/arc.md: Likewise.
12018 * config/pa/pa.c (branch_to_delay_slot_p): Likewise.
12019 (branch_needs_nop_p): Likewise.
12020 (use_skip_p): Likewise.
12021 * config/sh/sh.c (gen_block_redirect): Likewise.
12022 (split_branches): Likewise.
12023 * reorg.c (optimize_skip): Likewise.
12024 (fill_simple_delay_slots): Likewise.
12025 (fill_slots_from_thread): Likewise.
12026 (relax_delay_slots): Likewise.
12027 * resource.c (mark_target_live_regs): Likewise.
12029 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12031 * config/cris/cris.c (cris_asm_output_case_end): Change argument
12032 type to rtx_insn *.
12033 * emit-rtl.c (next_nonnote_nondebug_insn): Likewise.
12034 (prev_nonnote_nondebug_insn): Likewise.
12035 * config/cris/cris-protos.h: Adjust prototype.
12037 * jump.c (rtx_renumbered_equal_p): Adjust.
12039 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12041 * emit-rtl.c (prev_real_insn): Change argument type to rtx_insn *.
12042 * rtl.h: Adjust prototype.
12043 * config/sh/sh.md: Adjust.
12044 * dwarf2out.c (add_var_loc_to_decl): Likewise.
12046 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12048 * emit-rtl.c (next_nondebug_insn): Change argument type to rtx_insn *.
12049 (prev_nondebug_insn): Likewise.
12050 * loop-doloop.c (doloop_condition_get): Likewise.
12051 * rtl.h: Adjust prototype.
12052 * cfgloop.h: Likewise.
12054 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12056 * emit-rtl.c (next_nonnote_insn): Change argument type to rtx_insn *.
12057 (prev_nonnote_insn): Likewise.
12058 * jump.c (reversed_comparison_code_parts): Likewise.
12059 (reversed_comparison): Likewise.
12060 * rtl.h: Adjust prototypes.
12061 * config/arc/arc.md: Adjust.
12062 * cse.c (find_comparison_args): Likewise.
12063 * reorg.c (redundant_insn): Change return type to rtx_insn *.
12064 (fix_reg_dead_note): Change argument type to rtx_insn *.
12065 (delete_prior_computation): Likewise.
12066 (delete_computation): Likewise.
12067 (fill_slots_from_thread): Adjust.
12068 (relax_delay_slots): Likewise.
12069 * simplify-rtx.c (simplify_unary_operation_1): Likewise.
12070 (simplify_relational_operation_1): Likewise.
12071 (simplify_ternary_operation): Likewise.
12073 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12075 * config/arc/arc-protos.h (arc_label_align): Change type of
12076 variables from rtx to rtx_insn *.
12077 * config/arc/arc.c (arc_label_align): Likewise.
12078 * config/arm/arm.c (any_sibcall_could_use_r3): Likewise.
12079 * config/bfin/bfin.c (workaround_speculation): Likewise.
12080 * config/c6x/c6x.c (find_next_cycle_insn): Likewise.
12081 (find_last_same_clock): Likewise.
12082 (reorg_split_calls): Likewise.
12083 * config/cris/cris-protos.h (cris_cc0_user_requires_cmp): Likewise.
12084 * config/cris/cris.c (cris_cc0_user_requires_cmp): Likewise.
12085 * config/h8300/h8300-protos.h (same_cmp_preceding_p): Likewise.
12086 (same_cmp_following_p): Likewise.
12087 * config/h8300/h8300.c (same_cmp_preceding_p): Likewise.
12088 (same_cmp_following_p): Likwise.
12089 * config/m32r/m32r.c (m32r_expand_epilogue): Likewise.
12090 * config/nds32/nds32-protos.h (nds32_target_alignment): Likewise.
12091 * config/nds32/nds32.c (nds32_target_alignment): Likewise.
12092 * config/rl78/rl78.c (rl78_alloc_physical_registers_op2): Likewise.
12093 (rl78_alloc_physical_registers_cmp): Likewise.
12094 (rl78_alloc_physical_registers_umul): Likewise.
12095 (rl78_calculate_death_notes): Likewise.
12096 * config/s390/s390-protos.h (s390_label_align): Likewise.
12097 * config/s390/s390.c (s390_label_align): Likewise.
12098 * config/sh/sh.c (barrier_align): Likewise.
12099 * config/sparc/sparc-protos.h (emit_cbcond_nop): Likewise.
12100 * config/sparc/sparc.c (sparc_asm_function_epilogue): Likewise.
12101 (emit_cbcond_nop): Likewise.
12103 2016-09-22 Martin Liska <mliska@suse.cz>
12106 * ipa-icf.c (sem_variable::merge): Yield merge operation if
12107 alias address matters, not necessarily address of original.
12109 2016-09-22 Richard Biener <rguenther@suse.de>
12111 PR middle-end/77697
12112 * gimple-fold.c (fold_array_ctor_reference): Turn asserts into
12115 2016-09-22 Richard Biener <rguenther@suse.de>
12117 PR middle-end/77677
12118 * gimple-match-head.c (gimple_resimplify1): Drop TREE_OVERFLOW
12119 from constant folding results.
12120 (gimple_resimplify2): Likewise.
12121 (gimple_resimplify3): Likewise.
12123 2016-09-22 Richard Biener <rguenther@suse.de>
12125 PR middle-end/77678
12126 * expr.c (expand_expr_real_1): Guard array access against negative
12129 2016-09-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
12131 * gimple-ssa-sprintf.c (format_floating_max): Use GMP_RNDN instead
12133 (format_floating): Likewise.
12135 2016-09-22 Jakub Jelinek <jakub@redhat.com>
12138 * tree-inline.c (remap_gimple_stmt): Set has_simduid_loops
12139 for all IFN_GOMP_SIMD_* internal fns, not just for
12140 IFN_GOMP_SIMD_ORDERED_*.
12142 2016-09-21 Michael Meissner <meissner@linux.vnet.ibm.com>
12145 * config/rs6000/predicates.md (invert_fpmask_comparison_operator):
12146 New predicate that matches the ISA 3.0 XSCMP{EQ,GT,GE}DP
12147 instructions when you want to invert the test.
12148 * config/rs6000/rs6000.md (fpmask<mode>): Use the arguments in the
12149 correct order for XXSEL.
12150 (mov<SFDF:mode><SFDF2:mode>cc_invert_p9): Define the inverted test
12151 for using XSCMP{EQ,GT,GE}DP.
12153 2016-09-21 David Malcolm <dmalcolm@redhat.com>
12155 * genconstants.c (main): Introduce noop_reader and convert call
12156 to read_md_files to a method call.
12157 * genenums.c (main): Likewise.
12158 * genmddeps.c (main): Likewise.
12159 * genpreds.c (write_tm_constrs_h): Replace use of "in_fname" with
12160 rtx_reader_ptr->get_top_level_filename ().
12161 (write_tm_preds_h): Likewise.
12162 (write_insn_preds_c): Likewise.
12163 * gensupport.c (class gen_reader): New subclass of rtx_reader.
12164 (rtx_handle_directive): Convert to...
12165 (gen_reader::handle_unknown_directive): ...this.
12166 (init_rtx_reader_args_cb): Convert return type from bool to
12167 rtx_reader *. Create a gen_reader instance, using it for the
12168 call to read_md_files. Return it if no errors occur.
12169 (init_rtx_reader_args): Convert return type from bool to
12171 * gensupport.h (init_rtx_reader_args_cb): Likewise.
12172 (init_rtx_reader_args_cb): Likewise.
12173 * read-md.c (struct file_name_list): Move to class rtx_reader.
12174 (read_md_file): Delete in favor of rtx_reader::m_read_md_file.
12175 (read_md_filename): Delete in favor of
12176 rtx_reader::m_read_md_filename.
12177 (read_md_lineno): Delete in favor of rtx_reader::m_read_md_lineno.
12178 (in_fname): Delete in favor of rtx_reader::m_toplevel_fname.
12179 (base_dir): Delete in favor of rtx_reader::m_base_dir.
12180 (first_dir_md_include): Delete in favor of
12181 rtx_reader::m_first_dir_md_include.
12182 (last_dir_md_include_ptr): Delete in favor of
12183 rtx_reader::m_last_dir_md_include_ptr.
12184 (max_include_len): Delete.
12185 (rtx_reader_ptr): New.
12186 (fatal_with_file_and_line): Use get_filename and get_lineno
12187 accessors of rtx_reader_ptr.
12188 (require_char_ws): Likewise.
12189 (rtx_reader::read_char): New method, based on ::read_char.
12190 (rtx_reader::unread_char): New method, based on ::unread_char.
12191 (read_escape): Use get_filename and get_lineno accessors of
12193 (read_braced_string): Use get_lineno accessor of rtx_reader_ptr.
12194 (read_string): Use get_filename and get_lineno accessors of
12196 (rtx_reader::rtx_reader): New ctor.
12197 (rtx_reader::~rtx_reader): New dtor.
12198 (handle_include): Convert from a function to...
12199 (rtx_reader::handle_include): ...this method, converting
12200 handle_directive from a callback to a virtual function.
12201 (handle_file): Likewise, converting to...
12202 (rtx_reader::handle_file): ...this method.
12203 (handle_toplevel_file): Likewise, converting to...
12204 (rtx_reader::handle_toplevel_file): ...this method.
12205 (rtx_reader::get_current_location): New method.
12206 (parse_include): Convert from a function to...
12207 (rtx_reader::add_include_path): ...this method, dropping redundant
12208 update to unused max_include_len.
12209 (read_md_files): Convert from a function to...
12210 (rtx_reader::read_md_files): ...this method, converting
12211 handle_directive from a callback to a virtual function.
12212 (noop_reader::handle_unknown_directive): New method.
12213 * read-md.h (directive_handler_t): Delete this typedef.
12214 (in_fname): Delete.
12215 (read_md_file): Delete.
12216 (read_md_lineno): Delete.
12217 (read_md_filename): Delete.
12218 (class rtx_reader): New class.
12219 (rtx_reader_ptr): New decl.
12220 (class noop_reader): New subclass of rtx_reader.
12221 (read_char): Reimplement in terms of rtx_reader::read_char.
12222 (unread_char): Reimplement in terms of rtx_reader::unread_char.
12223 (read_md_files): Delete.
12224 * read-rtl.c (read_rtx_code): Update for deletion of globals
12225 read_md_filename and read_md_lineno.
12227 2016-09-21 Jason Merrill <jason@redhat.com>
12229 * input.h (from_macro_definition_at): New.
12231 2016-09-21 Segher Boessenkool <segher@kernel.crashing.org>
12233 * doc/rtl.texi (JUMP_LABEL): Document RETURN and SIMPLE_RETURN values.
12235 2016-09-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
12237 PR tree-optimization/77550
12238 * tree-vect-stmts.c (create_array_ref): Change parameters.
12239 (get_group_alias_ptr_type): New function.
12240 (vectorizable_store, vectorizable_load): Use get_group_alias_ptr_type.
12242 2016-09-21 Marek Polacek <polacek@redhat.com>
12244 * gimple-ssa-sprintf.c (pass_sprintf_length::compute_format_length):
12245 Add falls through comment.
12247 2016-09-21 Richard Biener <rguenther@suse.de>
12249 * dwarf2out.c (remove_child_with_prev): Clear child->die_sib.
12250 (replace_child): Likewise.
12251 (remove_child_TAG): Adjust.
12252 (move_marked_base_types): Likewise.
12253 (prune_unused_types_prune): Clear die_sib of removed children.
12255 2016-09-21 Georg-Johann Lay <avr@gjlay.de>
12258 * config/avr/avr.c (avr_notice_update_cc) [CC_NONE]: If insn
12259 touches some regs mentioned in cc_status, do CC_STATUS_INIT.
12261 2016-09-21 Richard Biener <rguenther@suse.de>
12263 PR tree-optimization/77648
12264 * tree-ssa-structalias.c (process_constraint): Handle all DEREF
12266 (make_transitive_closure_constraints): Adjust comment.
12267 (make_any_offset_constraints): New function.
12268 (handle_rhs_call): Make sure to first expand a pointer to all
12269 subfields before transitively closing it.
12270 (handle_const_call): Likewise. Properly expand returned
12272 (handle_pure_call): Likewise.
12274 2016-09-21 Richard Biener <rguenther@suse.de>
12275 Jakub Jelinek <jakub@redhat.com>
12277 PR tree-optimization/77621
12278 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Split
12279 group at non-vectorizable stmts.
12281 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
12283 PR tree-optimization/72835
12284 * tree-ssa-reassoc.c (make_new_ssa_for_def): New.
12285 (make_new_ssa_for_all_defs): Likewise.
12286 (zero_one_operation): Replace all SSA_NAMEs defined in the chain.
12288 2016-09-20 Martin Sebor <msebor@redhat.com>
12290 PR middle-end/49905
12291 * Makefile.in (OBJS): Add gimple-ssa-sprintf.o.
12292 * config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Redefine.
12293 * config/linux.c (gnu_libc_printf_pointer_format): New function.
12294 * config/sol2.h (TARGET_PRINTF_POINTER_FORMAT): Same.
12295 * config/sol2.c (solaris_printf_pointer_format): New function.
12296 * doc/invoke.texi (-Wformat-length, -fprintf-return-value): New
12298 * doc/tm.texi.in (TARGET_PRINTF_POINTER_FORMAT): Document.
12299 * doc/tm.texi: Regenerate.
12300 * gimple-fold.h (get_range_strlen): New function.
12301 (get_maxval_strlen): Declare existing function.
12302 * gimple-fold.c (get_range_strlen): Add arguments and compute both
12303 maximum and minimum.
12304 (get_range_strlen): Define overload.
12305 (get_maxval_strlen): Adjust.
12306 * gimple-ssa-sprintf.c: New file and pass.
12307 * passes.def (pass_sprintf_length): Add new pass.
12308 * targhooks.h (default_printf_pointer_format): Declare new function.
12309 (gnu_libc_printf_pointer_format): Same.
12310 (solaris_libc_printf_pointer_format): Same.
12311 * targhooks.c (default_printf_pointer_format): Define new function.
12312 * tree-pass.h (make_pass_sprintf_length): Declare new function.
12313 * print-tree.c: Increase buffer size.
12315 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
12317 * tree-vrp.c (get_value_range): Teach PARM_DECL to use ipa-vrp results.
12319 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
12321 * common.opt: New option -fipa-vrp.
12322 * ipa-cp.c (ipa_get_vr_lat): New.
12323 (ipcp_vr_lattice::print): Likewise.
12324 (print_all_lattices): Call ipcp_vr_lattice::print.
12325 (ipcp_vr_lattice::meet_with): New.
12326 (ipcp_vr_lattice::meet_with_1): Likewise.
12327 (ipcp_vr_lattice::top_p): Likewise.
12328 (ipcp_vr_lattice::bottom_p): Likewsie.
12329 (ipcp_vr_lattice::set_to_bottom): Likewise.
12330 (set_all_contains_variable): Call VR set_to_bottom.
12331 (initialize_node_lattices): Init VR lattices.
12332 (propagate_vr_accross_jump_function): New.
12333 (propagate_constants_accross_call): Call
12334 propagate_vr_accross_jump_function.
12335 (ipcp_store_vr_results): New.
12336 (ipcp_driver): Handle VR.
12337 * ipa-prop.c (ipa_print_node_jump_functions_for_edge): Handle VR.
12338 (ipa_set_jf_unknown): Likewise.
12339 (ipa_compute_jump_functions_for_edge): Likewise.
12340 (ipa_node_params_t::duplicate): Likewise.
12341 (ipa_write_jump_function): Likewise.
12342 (ipa_read_jump_function): Likewise.
12343 (write_ipcp_transformation_info): Likewise.
12344 (read_ipcp_transformation_info): Likewise.
12345 (ipcp_update_vr): New.
12346 (ipcp_transform_function): Handle VR.
12347 * ipa-prop.h (struct ipa_vr): New.
12348 * cgraph.c: Include tree-vrp.h.
12349 * cgraphunit.c: Likewise.
12350 * ipa-utils.c: Likewise.
12352 * opts.c: Likewise.
12353 * toplev.c: Likewise.
12354 * ipa-devirt.c: Likewise.
12355 * ipa-inline-transform.c: Likewise.
12356 * ipa-inline.c: Likewise.
12357 * ipa-profile.c: Likewise.
12359 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
12361 * doc/invoke.texi: Document -fdump-tree-evrp.
12362 * passes.def: Define new pass_early_vrp.
12363 * timevar.def: Define new TV_TREE_EARLY_VRP.
12364 * tree-pass.h (make_pass_early_vrp): New.
12365 * tree-ssa-propagate.c: Make replace_uses_in non static.
12366 * tree-ssa-propagate.h: Export replace_uses_in.
12367 * tree-vrp.c (extract_range_for_var_from_comparison_expr): New.
12368 (extract_range_from_assert): Factor out
12369 extract_range_for_var_from_comparison_expr.
12370 (vrp_initialize_lattice): New.
12371 (vrp_initialize): Factor out vrp_initialize_lattice.
12372 (vrp_valueize): Fix it to reject complex value ranges.
12373 (vrp_free_lattice): New.
12374 (evrp_dom_walker::before_dom_children): Likewise.
12375 (evrp_dom_walker::after_dom_children): Likewise.
12376 (evrp_dom_walker::push_value_range): Likewise.
12377 (evrp_dom_walker::pop_value_range): Likewise.
12378 (execute_early_vrp): Likewise.
12379 (execute_vrp): Call vrp_initialize_lattice and vrp_free_lattice.
12380 (make_pass_early_vrp): New.
12382 2016-09-20 Uros Bizjak <ubizjak@gmail.com>
12384 * config/i386/i386.md (mult->ashift peephole2s): Use pow2p_hwi
12385 instead of exact_log2.
12387 2016-09-20 Uros Bizjak <ubizjak@gmail.com>
12390 * config/i386/i386.c (ix86_preferred_simd_mode) <case DFmode>:
12391 Don't return word_mode for !TARGET_VECTORIZE_DOUBLE.
12392 (ix86_add_stmt_cost): Penalize DFmode vector operations
12393 for !TARGET_VECTORIZE_DOUBLE.
12395 2016-09-20 Gerald Pfeifer <gerald@pfeifer.com>
12397 * doc/invoke.texi (Warning Options): Simplify language.
12398 (Optimize Options): Complete sentence.
12400 2016-09-20 David Edelsohn <dje.gcc@gmail.com>
12402 * dbxout.c (xcoff_debug_hooks): Add filename parameter to
12405 2016-09-20 Michael Meissner <meissner@linux.vnet.ibm.com>
12408 * config/rs6000/rs6000.c (rs6000_expand_vector_init): For V4SF
12409 inits on power8 and above, use the VMRGEW instruction instead of a
12412 * config/rs6000/altivec.md (UNSPEC_VMRGEW_DIRECT): New unspec.
12413 (p8_vmrgew_v4sf_direct): New VMRGEW insn for V4SF floating
12416 2016-09-20 Tamar Christina <tamar.christina@arm.com>
12418 * config/aarch64/arm_neon.h
12419 (vst2_s64, vst2_u64, vst2_f64, vst2_s8): Add missing attributes.
12420 (vst3_s64, vst3_u64, vst3_f64, vst3_s8): Likewise.
12421 (vst4_s64, vst4_u64, vst4_f64, vst4_s8): Likewise.
12423 2016-09-20 Bernd Edlinger <bernd.edlinger@hotmail.de>
12425 * config/var/vax.h (ELIMINABLE_REGS): Define.
12426 (INITIAL_ELIMINATION_OFFSET): Define.
12428 2016-09-20 Jakub Jelinek <jakub@redhat.com>
12430 PR middle-end/77624
12431 * builtins.c (fold_builtin_atomic_always_lock_free): Only look through
12432 cast to void * if the cast is from some other pointer type.
12434 2016-09-20 Richard Biener <rguenther@suse.de>
12436 PR tree-optimization/77646
12437 * tree-ssa-sccvn.c (visit_reference_op_call): Always value-number
12440 2016-09-20 Tamar Christina <tamar.christina@arm.com>
12442 * config/aarch64/arm_neon.h: Add gnu_inline and artificial
12443 attributes to all inlined functions and make them extern.
12445 2016-09-20 Richard Biener <rguenther@suse.de>
12447 * debug.h (gcc_debug_hooks): Add filename parameter to early_finish
12449 * debug.c (do_nothing_debug_hooks): Adjust.
12450 * dbxout.c (dbx_debug_hooks): Likewise.
12451 * sdbout.c (sdb_debug_hooks): Likewise.
12452 * dwarf2out.c (dwarf2_lineno_debug_hooks): Likewise.
12453 (dwarf2out_finish): Move producer, filename and
12454 path annotation ...
12455 (dwarf2out_early_finish): ... here. Remove in_lto_p special-casing.
12456 * cgraphunit.c (symbol_table::finalize_compilation_unit): Adjust.
12458 2016-09-19 Bernd Edlinger <bernd.edlinger@hotmail.de>
12461 * doc/invoke.texi: Document -Wint-in-bool-context.
12463 PR middle-end/77421
12464 * dwarf2out.c (output_loc_operands): Fix an assertion.
12466 2016-09-19 Joseph Myers <joseph@codesourcery.com>
12468 * ginclude/float.h [__STDC_WANT_IEC_60559_BFP_EXT__]
12469 (CR_DECIMAL_DIG): New macro.
12471 2016-09-19 Joseph Myers <joseph@codesourcery.com>
12473 * ginclude/stddef.h (max_align_t) [__i386__]: Add __float128
12476 2016-09-19 Vladimir Makarov <vmakarov@redhat.com>
12478 PR rtl-optimization/77416
12479 * lra-remat.c (operand_to_remat): Process hard coded insn
12482 2016-09-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12484 * simplify-rtx.c (simplify_relational_operation_1): Add transformation
12485 (GTU (PLUS a C) (C - 1)) --> (LTU a -C).
12487 2016-09-19 Segher Boessenkool <segher@kernel.crashing.org>
12489 * target.def (lra_p): Wordsmithing.
12490 * doc/tm.texi: Regenerate.
12492 2016-09-19 Jakub Jelinek <jakub@redhat.com>
12493 Jan Hubicka <jh@suse.cz>
12496 * cgraph.c (cgraph_node::rtl_info): Pass &avail to
12497 ultimate_alias_target call, return NULL if avail < AVAIL_AVAILABLE.
12498 Call ultimate_alias_target just once, not up to 4 times.
12500 2016-09-19 Richard Biener <rguenther@suse.de>
12502 * dwarf2out.c (early_dwarf_finished): New global.
12503 (set_early_dwarf::set_early_dwarf): Assert early_dwarf_finished
12505 (dwarf2out_early_finish): Set early_dwarf_finished at the end,
12506 if called from LTO exit early.
12507 (dwarf2out_late_global_decl): When being during the early
12508 debug phase do not add locations but only const value attributes.
12509 Adjust the way we generate early DIEs for LTO.
12511 2016-09-19 Richard Biener <rguenther@suse.de>
12513 PR middle-end/77605
12514 * tree-data-ref.c (analyze_subscript_affine_affine): Use the
12515 proper niter to bound the loops.
12517 2016-09-19 Richard Biener <rguenther@suse.de>
12519 PR tree-optimization/77514
12520 * tree-ssa-pre.c (create_expression_by_pieces): Optimize
12521 search for folded stmt.
12523 2016-09-17 Jan Hubicka <hubicka@ucw.cz>
12525 * passes.def (pass_early_thread_jumps): Schedule after forwprop.
12526 * tree-pass.h (make_pass_early_thread_jumps): Declare.
12527 * tree-ssa-threadbackward.c (fsm_find_thread_path,
12528 fsm_find_thread_path, profitable_jump_thread_path,
12529 fsm_find_control_statement_thread_paths,
12530 find_jump_threads_backwards): Add speed_p parameter.
12531 (pass_data_early_thread_jumps): New pass.
12532 (make_pass_early_thread_jumps): New function.
12534 2016-09-17 Andreas Schwab <schwab@suse.de>
12536 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Add cast.
12537 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
12539 2016-09-16 Eric Botcazou <ebotcazou@adacore.com>
12541 * recog.c (rest_of_handle_split_after_reload): Delete.
12542 (pass_split_after_reload::gate): New method.
12543 (pass_split_after_reload::execute): Call split_all_insns directly.
12545 2016-09-16 Jonathan Wakely <jwakely@redhat.com>
12547 * doc/extend.texi (Integer Overflow Builtins): Fix type of out
12548 parameters for functions taking long long arguments.
12550 2016-09-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12553 * config/rs6000/rs6000.c (rtx_is_swappable_p): Add support for
12554 splat with truncate.
12556 2016-09-16 Jason Merrill <jason@redhat.com>
12558 * hwint.h (least_bit_hwi, pow2_or_zerop, pow2p_hwi, ctz_or_zero):
12560 * hwint.c (exact_log2): Use pow2p_hwi.
12561 (ctz_hwi, ffs_hwi): Use least_bit_hwi.
12562 * alias.c (memrefs_conflict_p): Use pow2_or_zerop.
12563 * builtins.c (get_object_alignment_2, get_object_alignment)
12564 (get_pointer_alignment, fold_builtin_atomic_always_lock_free): Use
12566 * calls.c (compute_argument_addresses, store_one_arg): Use
12568 * cfgexpand.c (expand_one_stack_var_at): Use least_bit_hwi.
12569 * combine.c (force_to_mode): Use least_bit_hwi.
12570 (contains_muldiv, find_split_point, combine_simplify_rtx)
12571 (simplify_if_then_else, simplify_set, force_to_mode)
12572 (if_then_else_cond, simplify_and_const_int_1)
12573 (simplify_compare_const): Use pow2p_hwi.
12574 * cse.c (fold_rtx): Use pow2p_hwi.
12575 * emit-rtl.c (set_mem_attributes_minus_bitpos, adjust_address_1):
12577 * expmed.c (synth_mult, expand_divmod): Use ctz_or_zero, ctz_hwi.
12578 (init_expmed_one_conv): Use pow2p_hwi.
12579 * expr.c (is_aligning_offset): Use pow2p_hwi.
12580 * fold-const.c (round_up_loc, round_down_loc): Use pow2_or_zerop.
12581 (fold_binary_loc): Use pow2p_hwi.
12582 * function.c (assign_parm_find_stack_rtl): Use least_bit_hwi.
12583 * gimple-fold.c (gimple_fold_builtin_memory_op): Use pow2p_hwi.
12584 * gimple-ssa-strength-reduction.c (replace_ref): Use least_bit_hwi.
12585 * hsa-gen.c (gen_hsa_addr_with_align, hsa_bitmemref_alignment):
12587 * ifcvt.c (noce_try_store_flag_constants): Use pow2p_hwi.
12588 * ipa-cp.c (ipcp_alignment_lattice::meet_with_1): Use least_bit_hwi.
12589 * ipa-prop.c (ipa_modify_call_arguments): Use least_bit_hwi.
12590 * omp-low.c (oacc_loop_fixed_partitions)
12591 (oacc_loop_auto_partitions): Use least_bit_hwi.
12592 * rtlanal.c (nonzero_bits1): Use ctz_or_zero.
12593 * stor-layout.c (place_field): Use least_bit_hwi.
12594 * tree-pretty-print.c (dump_generic_node): Use pow2p_hwi.
12595 * tree-sra.c (build_ref_for_offset): Use least_bit_hwi.
12596 * tree-ssa-ccp.c (ccp_finalize): Use least_bit_hwi.
12597 * tree-ssa-math-opts.c (bswap_replace): Use least_bit_hwi.
12598 * tree-ssa-strlen.c (handle_builtin_memcmp): Use pow2p_hwi.
12599 * tree-vect-data-refs.c (vect_analyze_group_access_1)
12600 (vect_grouped_store_supported, vect_grouped_load_supported)
12601 (vect_permute_load_chain, vect_shift_permute_load_chain)
12602 (vect_transform_grouped_load): Use pow2p_hwi.
12603 * tree-vect-generic.c (expand_vector_divmod): Use ctz_or_zero.
12604 * tree-vect-patterns.c (vect_recog_divmod_pattern): Use ctz_or_zero.
12605 * tree-vect-stmts.c (vectorizable_mask_load_store): Use
12607 * tsan.c (instrument_expr): Use least_bit_hwi.
12608 * var-tracking.c (negative_power_of_two_p): Use pow2_or_zerop.
12610 2016-09-16 Andreas Schwab <schwab@suse.de>
12612 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Use parameter
12613 OFFSET, not offset.
12614 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
12616 2016-09-16 Jakub Jelinek <jakub@redhat.com>
12619 * combine.c (rest_of_handle_combine): If any edges have been purged,
12620 free dominators if available.
12622 2016-09-16 Jakub Jelinek <jakub@redhat.com>
12623 Eric Botcazou <ebotcazou@adacore.com>
12625 PR middle-end/77594
12626 * internal-fn.c (expand_arith_overflow) <case MINUS_EXPR>: Don't fall
12627 through into expand_addsub_overflow after expand_neg_overflow.
12629 2016-09-15 David Malcolm <dmalcolm@redhat.com>
12631 * diagnostic-show-locus.c
12632 (selftest::test_fixit_insert_containing_newline): New function.
12633 (selftest::test_fixit_replace_containing_newline): New function.
12634 (selftest::diagnostic_show_locus_c_tests): Call the above.
12636 2016-09-15 Bin Cheng <bin.cheng@arm.com>
12638 PR tree-optimization/77503
12639 * tree-vect-loop.c (vectorizable_reduction): Record reduction
12640 code for CONST_COND_REDUCTION at analysis stage and use it at
12642 * tree-vectorizer.h (struct _stmt_vec_info): New field.
12643 (STMT_VINFO_VEC_CONST_COND_REDUC_CODE): New macro.
12644 * tree-vect-stmts.c (new_stmt_vec_info): Initialize above new
12647 2016-09-15 Richard Biener <rguenther@suse.de>
12649 PR middle-end/77544
12650 * fold-const.c (split_tree): Do not split constant ~X.
12652 2016-09-15 Jakub Jelinek <jakub@redhat.com>
12654 PR rtl-optimization/77425
12655 * sched-int.h (sd_iterator_cond): Don't update it_ptr->linkp if list
12658 PR middle-end/77475
12659 * config/i386/i386.c (ix86_parse_stringop_strategy_string): Simplify,
12660 use %qs instead of %s where desirable, use argument instead of arg in
12661 the diagnostic wording, add list of supported strategies and
12663 (ix86_option_override_internal): Emit target("m...") instead of
12664 option("m...") in the diagnostic. Use %qs instead of %s in invalid
12665 -march/-mtune option diagnostic. Add list of supported arches/tunings
12666 and spellcheck hint. Remove prefix, suffix and sw variables, use
12667 main_args_p ? "..." : "..." in diagnostics to make translation
12670 2016-09-15 Richard Biener <rguenther@suse.de>
12672 * dwarf2asm.h (dw2_asm_output_offset): Add overload with
12673 extra offset argument.
12674 * dwarf2asm.c (dw2_asm_output_offset): Implement that.
12675 * doc/tm.texi.in (ASM_OUTPUT_DWARF_OFFSET): Adjust documentation
12676 to reflect new offset parameter.
12677 * doc/tm.texi: Regenerate.
12678 * config/darwin.h (ASM_OUTPUT_DWARF_OFFSET): Adjust.
12679 * config/darwin-protos.h (darwin_asm_output_dwarf_delta): Add
12681 (darwin_asm_output_dwarf_offset): Likewise.
12682 * config/darwin.c (darwin_asm_output_dwarf_delta): Add offset
12684 (darwin_asm_output_dwarf_offset): Pass offset argument through.
12685 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Adjust.
12686 * config/i386/cygmin.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
12688 2016-09-15 Chung-Lin Tang <cltang@codesourcery.com>
12691 * ipa-icf.c (set_alias_uids): New function.
12692 (sem_variable::merge): Use set_alias_uids to set DECL_PT_UID of
12693 all the merged variable's referring aliases.
12695 2016-09-15 Richard Biener <rguenther@suse.de>
12697 PR tree-optimization/77514
12698 * tree-ssa-pre.c (create_expression_by_pieces): Handle garbage
12699 only forced_stmts sequence.
12701 2016-09-15 Kugan Vivekanandarajah <kuganv@linaro.org>
12703 * tree-ssanames.h (FOR_EACH_SSA_NAME): New.
12704 * cfgexpand.c (update_alias_info_with_stack_vars): Use
12705 FOR_EACH_SSA_NAME to iterate over SSA variables.
12706 (pass_expand::execute): Likewise.
12707 * omp-simd-clone.c (ipa_simd_modify_function_body): Likewise.
12708 * tree-cfg.c (dump_function_to_file): Likewise.
12709 * tree-into-ssa.c (pass_build_ssa::execute): Likewise.
12710 (update_ssa): Likewise.
12711 * tree-ssa-alias.c (dump_alias_info): Likewise.
12712 * tree-ssa-ccp.c (ccp_finalize): Likewise.
12713 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Likewise.
12714 (create_outofssa_var_map): Likewise.
12715 (coalesce_ssa_name): Likewise.
12716 * tree-ssa-operands.c (dump_immediate_uses): Likewise.
12717 * tree-ssa-pre.c (compute_avail): Likewise.
12718 * tree-ssa-sccvn.c (init_scc_vn): Likewise.
12719 (scc_vn_restore_ssa_info): Likewise.
12720 (free_scc_vn): Likwise.
12721 (run_scc_vn): Likewise.
12722 * tree-ssa-structalias.c (compute_points_to_sets): Likewise.
12723 * tree-ssa-ter.c (new_temp_expr_table): Likewise.
12724 * tree-ssa-copy.c (fini_copy_prop): Likewise.
12725 * tree-ssa.c (verify_ssa): Likewise.
12727 2016-09-14 Matthew Fortune <matthew.fortune@imgtec.com>
12729 * config.gcc (mips*-mti-elf*, mips*-mti-linux*): Set mips32r2
12730 and mips64r2 as default 32-bit and 64-bit architectures.
12731 (mips*-img-elf*, mips*-img-linux*): Set mips32r6 and mips64r6
12732 as default 32-bit and 64-bit architectures.
12734 2016-09-14 Pat Haugen <pthaugen@us.ibm.com>
12736 * loop-unroll.c (unroll_loop_runtime_iterations): Set probability
12739 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
12741 * target.def (lra_p): Change commentary (for the manual) for the
12743 * doc/tm.texi: Regenerate.
12745 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
12747 * config/aarch64/aarch64.c (TARGET_LRA_P): Delete macro.
12748 * config/arm/arm.c (TARGET_LRA_P): Delete macro.
12749 * config/i386/i386.c (TARGET_LRA_P): Delete macro.
12750 * config/nds32/nds32.c (TARGET_LRA_P): Delete macro.
12752 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
12754 * targhooks.c (default_lra_p): Return true instead of false.
12756 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
12758 * config/alpha/alpha.c (TARGET_LRA_P): New macro, defined to
12759 hook_bool_void_false.
12760 * config/avr/avr.c: Ditto.
12761 * config/bfin/bfin.c: Ditto.
12762 * config/c6x/c6x.c: Ditto.
12763 * config/cr16/cr16.c: Ditto.
12764 * config/cris/cris.c: Ditto.
12765 * config/epiphany/epiphany.c: Ditto.
12766 * config/fr30/fr30.c: Ditto.
12767 * config/frv/frv.c: Ditto.
12768 * config/h8300/h8300.c: Ditto.
12769 * config/ia64/ia64.c: Ditto.
12770 * config/iq2000/iq2000.c: Ditto.
12771 * config/lm32/lm32.c: Ditto.
12772 * config/m32c/m32c.c: Ditto.
12773 * config/m32r/m32r.c: Ditto.
12774 * config/m68k/m68k.c: Ditto.
12775 * config/mcore/mcore.c: Ditto.
12776 * config/microblaze/microblaze.c: Ditto.
12777 * config/mmix/mmix.c: Ditto.
12778 * config/mn10300/mn10300.c: Ditto.
12779 * config/moxie/moxie.c: Ditto.
12780 * config/msp430/msp430.c: Ditto.
12781 * config/nios2/nios2.c: Ditto.
12782 * config/nvptx/nvptx.c: Ditto.
12783 * config/pa/pa.c: Ditto.
12784 * config/pdp11/pdp11.c: Ditto.
12785 * config/rl78/rl78.c: Ditto.
12786 * config/sparc/sparc.c: Ditto.
12787 * config/spu/spu.c: Ditto.
12788 * config/stormy16/stormy16.c: Ditto.
12789 * config/tilegx/tilegx.c: Ditto.
12790 * config/tilepro/tilepro.c: Ditto.
12791 * config/v850/v850.c: Ditto.
12792 * config/vax/vax.c: Ditto.
12793 * config/visium/visium.c: Ditto.
12794 * config/xtensa/xtensa.c: Ditto.
12796 2016-09-14 Jakub Jelinek <jakub@redhat.com>
12799 * tsan.c: Include target.h.
12800 (enum tsan_atomic_action): Add bool_clear and bool_test_and_set.
12801 (BOOL_CLEAR, BOOL_TEST_AND_SET): Define.
12802 (tsan_atomic_table): Add BUILT_IN_ATOMIC_CLEAR and
12803 BUILT_IN_ATOMIC_TEST_AND_SET entries.
12804 (instrument_builtin_call): Handle bool_clear and bool_test_and_set.
12806 2016-09-14 Bernd Edlinger <bernd.edlinger@hotmail.de>
12807 Martin Liska <mliska@suse.cz>
12809 PR middle-end/77574
12810 * predict.c (force_edge_cold): Add braces to a condition.
12812 2016-09-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
12814 PR rtl-optimization/77289
12815 * lra-constraints.c (get_final_hard_regno): Removed.
12816 (get_hard_regno): Add new parameter final_p.
12817 (get_reg_class): Directly call lra_get_elimination_hard_regno.
12818 (operands_match_p): Adjust call to get_hard_regno.
12819 (uses_hard_regs_p): Likewise.
12820 (process_alt_operands): Likewise.
12822 2016-09-13 Joe Seymour <joe.s@somniumtech.com>
12825 * config/msp430/msp430.c (msp430_start_function): Emit an error
12826 if a function is both weak and specifies an interrupt number.
12828 2016-09-13 Jakub Jelinek <jakub@redhat.com>
12830 PR tree-optimization/77454
12831 * tree-ssa-dom.c (optimize_stmt): Set modified flag on stmt after
12832 changing GIMPLE_COND. Move update_stmt_if_modified call after this.
12835 2016-09-13 Tamar Christina <tamar.christina@arm.com>
12837 * config/aarch64/aarch64-builtins.c
12838 (aarch64_init_simd_builtins): Fix builtin type signature printing.
12840 2016-09-13 Uros Bizjak <ubizjak@gmail.com>
12842 * config/alpha/alpha.c (alpha_pass_by_reference): Pass un-named
12843 SFmode and SCmode arguments by reference.
12845 2016-09-13 David Malcolm <dmalcolm@redhat.com>
12847 * diagnostic-show-locus.c (selftest::test_one_liner_fixit_insert):
12849 (selftest::test_one_liner_fixit_insert_before): ...this, and update
12850 for renaming of add_fixit_insert to add_fixit_insert_before.
12851 (selftest::test_one_liner_fixit_insert_after): New function.
12852 (selftest::test_one_liner_fixit_validation_adhoc_locations):
12853 Update for renaming of add_fixit_insert to add_fixit_insert_before.
12854 (selftest::test_one_liner_many_fixits): Likewise.
12855 (selftest::test_diagnostic_show_locus_one_liner): Update for
12856 renaming, call new test function.
12857 (selftest::test_diagnostic_show_locus_fixit_lines): Update for
12858 renaming of add_fixit_insert to add_fixit_insert_before.
12859 (selftest::test_fixit_consolidation): Likewise.
12860 * diagnostic.c (selftest::test_print_parseable_fixits_insert):
12862 * edit-context.c (selftest::test_applying_fixits_insert): Rename to...
12863 (selftest::test_applying_fixits_insert_before): ...this.
12864 (selftest::test_applying_fixits_insert): Update for renaming of
12865 add_fixit_insert to add_fixit_insert_before.
12866 (selftest::test_applying_fixits_insert_after): New function.
12867 (selftest::test_applying_fixits_insert_after_at_line_end): New
12869 (selftest::test_applying_fixits_insert_after_failure): New function.
12870 (selftest::test_applying_fixits_multiple): Update for renaming of
12871 add_fixit_insert to add_fixit_insert_before.
12872 (selftest::change_line): Likewise.
12873 (selftest::test_applying_fixits_unreadable_file): Likewise.
12874 (selftest::test_applying_fixits_line_out_of_range): Likewise.
12875 (selftest::test_applying_fixits_column_validation): Likewise.
12876 (selftest::test_applying_fixits_column_validation): Likewise.
12877 (selftest::edit_context_c_tests): Update for renamed test function;
12878 call new test functions.
12880 2016-09-13 Pat Haugen <pthaugen@us.ibm.com>
12882 PR tree-optimization/77536
12883 PR rtl-optimization/68212
12884 * config/rs6000/rs6000.md (div->recip splitter): Remove
12885 optimize_insn_for_speed_p condition.
12887 2016-09-13 Maciej W. Rozycki <macro@imgtec.com>
12889 * optabs.c (prepare_cmp_insn): Update documentation comment.
12891 2016-09-13 Jakub Jelinek <jakub@redhat.com>
12892 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12894 PR middle-end/77475
12895 * opts.h (candidates_list_and_hint): Declare.
12896 * opts-common.c (candidates_list_and_hint): New function.
12897 (cmdline_handle_error): Use it.
12899 2016-09-12 David Malcolm <dmalcolm@redhat.com>
12901 * edit-context.c (edited_line::get_len): New accessor.
12902 (edited_file::print_diff): Split out hunk-printing into...
12903 (edited_file::print_diff_hunk): New method.
12904 (edited_file::print_diff_line): New method.
12906 2016-09-12 Andrew Pinski <apinski@cavium.com>
12908 * config/aarch64/aarch64-tuning-flags.def (SLOW_UNALIGNED_LDPW):
12910 * config/aarch64/aarch64.c (thunderx_tunings): Enable
12911 AARCH64_EXTRA_TUNE_SLOW_UNALIGNED_LDPW.
12912 (aarch64_operands_ok_for_ldpstp): Return false if
12913 AARCH64_EXTRA_TUNE_SLOW_UNALIGNED_LDPW and the mode
12914 was SImode and the alignment is less than 8 byte.
12915 (aarch64_operands_adjust_ok_for_ldpstp): Likewise.
12917 2016-09-12 Orlando Arias <oarias@knights.ucf.edu>
12920 * config/msp430/msp430.md (delay_cycles_32x): Fix pushm/popm.
12922 2016-09-12 Marek Polacek <polacek@redhat.com>
12924 * doc/extend.texi: Use lowercase "boolean".
12925 * doc/invoke.texi: Likewise.
12926 * doc/md.texi: Likewise.
12927 * target.def: Likewise.
12928 * doc/tm.texi: Regenerated.
12930 2016-09-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12932 PR middle-end/77426
12933 * expmed.c (synth_mult): Delete duplicate mode check.
12935 2016-09-10 Tom de Vries <tom@codesourcery.com>
12938 * builtins.c (std_canonical_va_list_type): Strictly return non-null for
12940 * config/i386/i386.c (ix86_canonical_va_list_type): Same.
12941 * gimplify.c (gimplify_va_arg_expr): Handle &va_list.
12943 2016-09-09 Peter Bergner <bergner@vnet.ibm.com>
12945 PR rtl-optimization/77289
12946 * lra-constraints.c (get_final_hard_regno): Add support for non hard
12947 register numbers. Remove support for subregs.
12948 (get_hard_regno): Use SUBREG_P. Don't call get_final_hard_regno().
12949 (get_reg_class): Delete removed get_final_hard_regno() argument.
12950 (uses_hard_regs_p): Call get_final_hard_regno().
12952 2016-09-09 Martin Sebor <msebor@redhat.com>
12956 * pretty-print.c (pp_quoted_string): New function.
12957 (pp_format): Call it for %c and %s directives.
12959 2016-09-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
12961 * doc/tm.texi.in (INITIAL_FRAME_POINTER_OFFSET): Remove.
12962 (ELIMINABLE_REGS, TARGET_CAN_ELIMINATE,
12963 INITIAL_ELIMINATION_OFFSET) : Update documentation.
12964 * target.def (frame_pointer_required, can_eliminate): Likewise.
12965 * doc/tm.texi: Regenerated.
12966 * builtins.c (expand_builtin_setjmp_receiver): Remove #ifdef
12968 * df-scan.c (df_hard_reg_init): Likewise.
12969 * ira.c (ira_setup_eliminable_regset): Likewise.
12970 * lra-eliminations.c (reg_eliminate_1, (update_reg_eliminate,
12971 init_elim_table): Likewise.
12972 * reload1.c (reg_eliminate_1, verify_initial_elim_offsets,
12973 set_initial_elim_offsets, update_eliminables,
12974 init_elim_table): Likewise.
12975 * rtlanal.c (get_initial_register_offset): Likewise.
12976 * config/ft32/ft32.h (INITIAL_FRAME_POINTER_OFFSET): Remove.
12977 * config/m32r/m32r.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
12978 * config/moxie/moxie.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
12979 * config/vax/vax.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
12980 * config/fr30/fr30.h: Fix comment.
12981 * config/frv/frv.c: Likewise.
12982 * config/frv/frv.h: Likewise.
12983 * config/ft32/ft32.h: Likewise.
12984 * config/visium/visium.h: Likewise.
12985 * config/pa/pa64-linux.h: Likewise.
12986 * config/v850/v850.h: Likewise.
12987 * config/cris/cris.c: Likewise.
12988 * config/ia64/ia64.h: Likewise.
12989 * config/moxie/moxie.h: Likewise.
12990 * config/m32r/m32r.h: Likewise.
12992 2016-09-10 Alexander Ivchenko <alexander.ivchenko@intel.com>
12995 * config.in: Regenerate.
12996 * config/i386/linux-common.h (MPX_LD_AS_NEEDED_GUARD_PUSH):
12998 (MPX_LD_AS_NEEDED_GUARD_PUSH): Ditto.
12999 (LIBMPXWRAPPERS_SPEC): Remove "--no-whole-archive" from
13000 static-libmpxwrappers case.
13001 (LIBMPX_SPEC): Add guards with MPX_LD_AS_NEEDED_GUARD_PUSH and
13002 MPX_LD_AS_NEEDED_GUARD_POP.
13003 * configure: Regenerate.
13004 * configure.ac (HAVE_LD_PUSHPOPSTATE_SUPPORT): New variable.
13005 defined if linker support "--push-state"/"--pop-state".
13007 2016-09-09 Bernd Edlinger <bernd.edlinger@hotmail.de>
13009 * doc/cpp.texi (__*_WIDTH__): Small wording fixes.
13011 2016-09-09 Joseph Myers <joseph@codesourcery.com>
13013 * doc/cpp.texi (__SCHAR_WIDTH__, __SHRT_WIDTH__, __INT_WIDTH__)
13014 (__LONG_WIDTH__, __LONG_LONG_WIDTH__, __PTRDIFF_WIDTH__)
13015 (__SIG_ATOMIC_WIDTH__, __SIZE_WIDTH__, __WCHAR_WIDTH__)
13016 (__WINT_WIDTH__, __INT_LEAST8_WIDTH__, __INT_LEAST16_WIDTH__)
13017 (__INT_LEAST32_WIDTH__, __INT_LEAST64_WIDTH__)
13018 (__INT_FAST8_WIDTH__, __INT_FAST16_WIDTH__, __INT_FAST32_WIDTH__)
13019 (__INT_FAST64_WIDTH__, __INTPTR_WIDTH__, __INTMAX_WIDTH__):
13021 * ginclude/stdint-gcc.h [__STDC_WANT_IEC_60559_BFP_EXT__]: Define
13022 width macros from TS 18661-1.
13023 * glimits.h [__STDC_WANT_IEC_60559_BFP_EXT__]: Likewise.
13025 2016-09-08 Jakub Jelinek <jakub@redhat.com>
13028 * omp-low.c (lower_rec_simd_input_clauses): Use max_vf for non-positive
13029 OMP_CLAUSE_SAFELEN_EXPR.
13031 2016-09-07 David Malcolm <dmalcolm@redhat.com>
13033 * Makefile.in (OBJS): Add substring-locations.o.
13034 * langhooks-def.h (class substring_loc): New forward decl.
13035 (lhd_get_substring_location): New decl.
13036 (LANG_HOOKS_GET_SUBSTRING_LOCATION): New macro.
13037 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_GET_SUBSTRING_LOCATION.
13038 * langhooks.c (lhd_get_substring_location): New function.
13039 * langhooks.h (class substring_loc): New forward decl.
13040 (struct lang_hooks): Add field get_substring_location.
13041 * substring-locations.c: New file, taking definition of
13042 format_warning_va and format_warning_at_substring from
13043 c-family/c-format.c, making them non-static.
13044 * substring-locations.h (class substring_loc): Move class here
13045 from c-family/c-common.h. Add and rewrite comments.
13046 (format_warning_va): New decl.
13047 (format_warning_at_substring): New decl.
13048 (get_source_location_for_substring): Add comment.
13050 2016-09-07 Eric Gallager <egall@gwmail.gwu.edu>
13052 * config/i386/i386.c: Add 'U' suffix to processor feature bits
13053 to avoid -Wnarrowing warning.
13054 * config/i386/x86-tune.def: Likewise for DEF_TUNE selector bitmasks.
13055 * opts.c: Likewise for SANITIZER_OPT bitmasks.
13057 2016-09-07 Wilco Dijkstra <wdijkstr@arm.com>
13059 * config/aarch64/aarch64.c (aarch64_legitimize_address):
13060 Avoid use of base_offset if offset already in range.
13062 2016-09-07 Kaz Kojima <kkojima@gcc.gnu.org>
13064 * config/sh/sh-protos.h (struct sh_atomic_model,
13065 selected_atomic_model, TARGET_ATOMIC_ANY, TARGET_ATOMIC_STRICT,
13066 TARGET_ATOMIC_SOFT_GUSA, TARGET_ATOMIC_HARD_LLCS,
13067 TARGET_ATOMIC_SOFT_TCB, TARGET_ATOMIC_SOFT_IMASK): Move to...
13068 * config/sh/sh.h (struct sh_atomic_model,
13069 selected_atomic_model, TARGET_ATOMIC_ANY, TARGET_ATOMIC_STRICT,
13070 TARGET_ATOMIC_SOFT_GUSA, TARGET_ATOMIC_HARD_LLCS,
13071 TARGET_ATOMIC_SOFT_TCB, TARGET_ATOMIC_SOFT_IMASK): ...here.
13072 Guard with __cplusplus.
13074 2016-09-06 Jakub Jelinek <jakub@redhat.com>
13077 * config/i386/i386.c (ix86_expand_builtin): For builtin with
13078 unsupported or unknown ISA, use expand_call.
13080 2016-09-06 Martin Liska <mliska@suse.cz>
13082 PR gcov-profile/77378
13083 PR gcov-profile/77466
13084 * tree-profile.c (tree_profiling): Detect whether target can use
13085 -fprofile-update=atomic.
13087 2016-09-06 Richard Biener <rguenther@suse.de>
13089 PR tree-optimization/77479
13090 * tree-vrp.c (update_value_range): Extend overflow handling to
13093 2016-09-05 Jakub Jelinek <jakub@redhat.com>
13096 * config/i386/i386.md (isa): Add x64_avx512bw.
13097 (*zero_extendsidi2): For alternative 11 use x64_avx512bw isa.
13098 (kmov_isa): New mode attr.
13099 (zero_extend<mode>di2): Use <kmov_isa> isa for the last alternative.
13100 (*zero_extend<mode>si2): Likewise.
13101 (*zero_extendqihi2): Use avx512dq isa for the last alternative.
13103 2016-09-05 Gerald Pfeifer <gerald@pfeifer.com>
13105 * doc/invoke.texi (SPU Options): nops -> NOPs.
13106 (x86 Options): Ditto.
13108 2016-09-05 Jakub Jelinek <jakub@redhat.com>
13110 PR middle-end/77475
13111 * toplev.c (process_options): Temporarily set input_location
13112 to UNKNOWN_LOCATION around targetm.target_option.override () call.
13114 2016-09-05 Uros Bizjak <ubizjak@gmail.com>
13116 PR rtl-optimization/77452
13117 * explow.c (plus_constant) <case MEM>: Extract scalar constant from
13118 inner-mode reference to a CONST_VECTOR constant in the constant pool.
13120 2016-09-05 Marek Polacek <polacek@redhat.com>
13123 * doc/invoke.texi: Update -Wlogical-not-parentheses documentation.
13125 2016-09-05 Jakub Jelinek <jakub@redhat.com>
13128 * gensupport.c (alter_output_for_subst_insn): Remove redundant
13129 *insn_out == '*' test. Don't copy unnecessary to yet another
13130 memory buffer, and don't leak it.
13132 PR rtl-optimization/77425
13133 * ipa-devirt.c (get_odr_type): Set val->id unconditionally.
13135 2016-09-03 Kirill Yukhin <kirill.yukhin@intel.com>
13137 * ubsan.c (ubsan_use_new_style_p): Fix check for empty string.
13139 2016-09-02 David Malcolm <dmalcolm@redhat.com>
13141 * common.opt (fdiagnostics-generate-patch): New option.
13142 * diagnostic.c: Include "edit-context.h".
13143 (diagnostic_initialize): Initialize context->edit_context_ptr.
13144 (diagnostic_finish): Delete context->edit_context_ptr.
13145 (diagnostic_report_diagnostic): Add fix-it hints from the
13146 diagnostic to context->edit_context_ptr, if any.
13147 * diagnostic.h (class edit_context): Add forward decl.
13148 (struct diagnostic_context): Add field "edit_context_ptr".
13149 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
13150 -fdiagnostics-generate-patch.
13151 (-fdiagnostics-generate-patch): New item.
13152 * toplev.c: Include "edit-context.h".
13153 (process_options): Set global_dc->edit_context_ptr to a new
13154 edit_context if the options need one.
13155 (toplev::main): Handle -fdiagnostics-generate-patch by using
13156 global_dc->edit_context_ptr.
13158 2016-09-02 Jakub Jelinek <jakub@redhat.com>
13161 * gimplify.c (gimplify_adjust_omp_clauses_1): Diagnose implicit
13162 map and firstprivate clauses on target construct for _Atomic
13164 (gimplify_adjust_omp_clauses): Diagnose explicit firstprivate clauses
13165 on target construct for _Atomic qualified decls.
13166 * omp-low.c (use_pointer_for_field): Return true for _Atomic qualified
13168 * omp-simd-clone.c (simd_clone_clauses_extract): Warn and give up for
13169 _Atomic qualified arguments not mentioned in uniform clause.
13171 2016-09-02 David Malcolm <dmalcolm@redhat.com>
13173 * Makefile.in (OBJS-libcommon): Add edit-context.o.
13174 * diagnostic-color.c (color_dict): Add "diff-filename",
13175 "diff-hunk", "diff-delete", and "diff-insert".
13176 (parse_gcc_colors): Update default value of GCC_COLORS in comment
13177 to reflect above changes.
13178 * doc/invoke.texi (-fdiagnostics-color): Update description of
13179 default GCC_COLORS, and of the supported capabilities.
13180 * edit-context.c: New file.
13181 * edit-context.h: New file.
13182 * input.c (struct fcache): Add field "missing_trailing_newline".
13183 (diagnostics_file_cache_forcibly_evict_file): Initialize it to
13185 (add_file_to_cache_tab): Likewise.
13186 (fcache::fcache): Likewise.
13187 (get_next_line): Update c->missing_trailing_newline.
13188 (location_missing_trailing_newline): New function.
13189 * input.h (location_missing_trailing_newline): New decl.
13190 * selftest-run-tests.c (selftest::run_tests): Call
13191 edit_context_c_tests.
13192 * selftest.h (edit_context_c_tests): New decl.
13194 2016-09-02 Jakub Jelinek <jakub@redhat.com>
13195 Richard Biener <rguenth@suse.de>
13197 PR tree-optimization/77444
13198 * tree-ssa-loop-ivopts.c (cand_value_at): For pointers use sizetype
13199 as steptype, remove redundant initialization.
13201 2016-09-02 Jakub Jelinek <jakub@redhat.com>
13204 * sanopt.c: Include gimple-ssa.h, tree-phinodes.h and ssa-iterators.h.
13205 (sanopt_optimize_walker): Optimize away
13206 __asan_before_dynamic_init (...) followed by
13207 __asan_after_dynamic_init () without intervening memory loads/stores.
13208 * ipa-pure-const.c (special_builtin_state): Handle
13209 BUILT_IN_ASAN_BEFORE_DYNAMIC_INIT and
13210 BUILT_IN_ASAN_AFTER_DYNAMIC_INIT.
13212 2016-09-02 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
13214 * cfg.c (free_original_copy_tables): Replace second assignment of
13215 bb_copy = NULL by bb_original = NULL.
13217 2016-09-02 Jakub Jelinek <jakub@redhat.com>
13220 * config/i386/i386.c (ix86_expanded_args_builtin): Remove redundant
13221 assignment added in r216794.
13223 2016-09-02 David Malcolm <dmalcolm@redhat.com>
13225 * Makefile.in (OBJS): Add typed-splay-tree.o.
13226 * selftest-run-tests.c (selftest::run_tests): Call
13227 typed_splay_tree_c_tests.
13228 * selftest.h (typed_splay_tree_c_tests): New decl.
13229 * typed-splay-tree.c: New file.
13230 * typed-splay-tree.h (typed_splay_tree::foreach_fn): New typedef.
13231 (typed_splay_tree::max): New method.
13232 (typed_splay_tree::min): New method.
13233 (typed_splay_tree::foreach): New method.
13234 (typed_splay_tree::closure): New struct.
13235 (typed_splay_tree::inner_foreach_fn): New function.
13237 2016-09-02 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
13239 * ipa-cp.c (ipcp_store_bits_results): Change option name from
13240 -fipa-cp-bit to -fipa-bit-cp.
13242 2016-09-01 Martin Sebor <msebor@redhat.com>
13244 PR tree-optimization/71831
13245 * tree-object-size.h: Return bool instead of the size and add
13246 argument for the size.
13247 * tree-object-size.c (compute_object_offset): Update signature.
13248 (addr_object_size): Same.
13249 (compute_builtin_object_size): Return bool instead of the size
13250 and add argument for the size. Handle POINTER_PLUS_EXPR when
13251 optimization is disabled.
13252 (expr_object_size): Adjust.
13253 (plus_stmt_object_size): Adjust.
13254 (pass_object_sizes::execute): Adjust.
13255 * builtins.c (fold_builtin_object_size): Adjust.
13256 * doc/extend.texi (Object Size Checking): Update.
13257 * ubsan.c (instrument_object_size): Adjust.
13259 2016-09-01 Martin Sebor <msebor@redhat.com>
13261 * genmatch.c (parser::parse_expr): Increase buffer size to guarantee
13262 it fits the output of the formatted function regardless of its
13264 * genmodes.c (parser::parse_expr): Same.
13265 * gimplify.c (gimplify_asm_expr): Same.
13266 * passes.c (pass_manager::register_one_dump_file): Same.
13267 * print-tree.c (print_node): Same.
13269 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
13271 * config/rs6000/altivec.md: Use VSCR_REGNO instead of 110 throughout.
13273 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
13275 * config/rs6000/altivec.md: Use VRSAVE_REGNO instead of 109 throughout.
13277 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
13279 * config/rs6000/altivec.md: Use CR6_REGNO instead of 74 throughout.
13280 * config/rs6000/vector.md: Ditto.
13281 * config/rs6000/vsx.md: Ditto.
13283 2016-09-01 Eric Botcazou <ebotcazou@adacore.com>
13285 * ipa-inline-analysis.c (param_change_prob): Get to the base object
13286 first in all cases.
13288 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
13290 * config/rs6000/rs6000.md (*restore_gpregs_<mode>_r11,
13291 *restore_gpregs_<mode>_r12, *restore_gpregs_<mode>_r1,
13292 *return_and_restore_gpregs_<mode>_r11,
13293 *return_and_restore_gpregs_<mode>_r12,
13294 *return_and_restore_gpregs_<mode>_r1,
13295 *return_and_restore_fpregs_<mode>_r11,
13296 *return_and_restore_fpregs_<mode>_r12,
13297 *return_and_restore_fpregs_<mode>_r1): Use the hard register LR_REGNO
13298 directly instead of via the "l" constraint. Renumber operands.
13301 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
13303 * config/rs6000/altivec.md (*save_world, *save_vregs_<mode>_r11,
13304 save_vregs_<mode>_r12, *restore_vregs_<mode>_r11,
13305 *restore_vregs_<mode>_r12): Use LR_REGNO instead of 65.
13306 * config/rs6000/darwin.md (load_macho_picbase, load_macho_picbase_si,
13307 load_macho_picbase_di, *call_indirect_nonlocal_darwin64,
13308 *call_nonlocal_darwin64, *call_value_indirect_nonlocal_darwin64,
13309 *call_value_nonlocal_darwin64, reload_macho_picbase,
13310 reload_macho_picbase_si, reload_macho_picbase_di): Ditto.
13311 * config/rs6000/rs6000.h (RETURN_ADDR_IN_PREVIOUS_FRAME): Ditto.
13312 * config/rs6000/rs6000.md (*save_gpregs_<mode>_r11,
13313 *save_gpregs_<mode>_r12, *save_gpregs_<mode>_r1,
13314 *save_fpregs_<mode>_r11, *save_fpregs_<mode>_r12,
13315 *save_fpregs_<mode>_r1): Ditto.
13316 * config/rs6000/spe.md (*save_gpregs_spe, *restore_gpregs_spe,
13317 *return_and_restore_gpregs_spe): Ditto.
13319 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
13321 * config/rs6000/rs6000.md
13322 (define_insn "*return_and_restore_fpregs_aix_<mode>_r11"): Delete
13323 the use of the link register.
13324 (define_insn "*return_and_restore_fpregs_aix_<mode>_r1"): Ditto.
13326 2016-09-01 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13327 Michael Meissner <meissner@linux.vnet.ibm.com>
13330 * config/rs6000/rs6000.c (rs6000_legitimize_address): Avoid
13331 reg+reg addressing for TImode.
13332 (rs6000_legitimate_address_p): Only allow register indirect
13333 addressing for TImode, even without TARGET_QUAD_MEMORY.
13335 2016-09-01 Richard Biener <rguenther@suse.de>
13337 PR middle-end/77436
13338 * tree-chrec.c (tree_fold_binomial): Use widest_int, properly
13339 check whether the result fits the desired result type.
13341 2016-09-01 Nathan Sidwell <nathan@acm.org>
13343 * config/nvptx/nvptx.md (cbranch<mode>4): Op 2 can be const.
13345 2016-09-01 Wilco Dijkstra <wdijkstr@arm.com>
13347 * config/aarch64/aarch64.c (aarch64_legitimize_address_displacement):
13349 (TARGET_LEGITIMIZE_ADDRESS_DISPLACEMENT): Define.
13351 2016-09-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13353 * config/aarch64/aarch64.md (*ands<mode>_compare0): New pattern.
13354 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Return CC_NZmode
13355 for comparisons of integer ZERO_EXTEND against zero.
13357 2016-09-01 Eric Botcazou <ebotcazou@adacore.com>
13359 * config/i386/i386.c (ix86_option_override_internal): Also disable the
13360 STV pass if -mstackrealign is enabled.
13362 2016-08-31 Ilya Verbin <iverbin@gmail.com>
13364 * config/i386/driver-i386.c (host_detect_local_cpu): Fix detection of
13367 2016-08-31 David Malcolm <dmalcolm@redhat.com>
13369 * diagnostic-show-locus.c (class layout): Add field m_fixit_hints.
13370 (layout_range::intersects_line_p): New method.
13371 (test_range_contains_point_for_single_point): Rename to...
13372 (test_layout_range_for_single_point): ...this, and add testing
13373 for layout_range::intersects_line_p.
13374 (test_range_contains_point_for_single_line): Rename to...
13375 (test_layout_range_for_single_line): ...this, and add testing
13376 for layout_range::intersects_line_p.
13377 (test_range_contains_point_for_multiple_lines): Rename to...
13378 (test_layout_range_for_multiple_lines): ...this, and add testing
13379 for layout_range::intersects_line_p.
13380 (layout::layout): Populate m_fixit_hints.
13381 (layout::get_expanded_location): Handle the case of a line-span
13383 (layout::validate_fixit_hint_p): New method.
13384 (get_line_span_for_fixit_hint): New function.
13385 (layout::calculate_line_spans): Add spans for fixit-hints.
13386 (layout::should_print_annotation_line_p): New method.
13387 (layout::print_any_fixits): Drop param "richloc", instead using
13388 validated fixits in m_fixit_hints. Add "const" to hint pointers.
13389 (diagnostic_show_locus): Avoid printing blank annotation lines.
13390 (selftest::test_diagnostic_context::test_diagnostic_context):
13391 Initialize show_column and start_span.
13392 (selftest::test_diagnostic_context::start_span_cb): New static
13394 (selftest::test_diagnostic_show_locus_fixit_lines): New function.
13395 (selftest::diagnostic_show_locus_c_tests): Update for function
13396 renamings. Call test_diagnostic_show_locus_fixit_lines.
13398 2016-08-31 Marc Glisse <marc.glisse@inria.fr>
13400 PR tree-optimization/73714
13401 * match.pd (a * (1 << b)): Revert change from 2016-05-23.
13403 2016-08-31 David Malcolm <dmalcolm@redhat.com>
13405 * selftest.c: Move "namespace selftest {" to top of file,
13406 removing explicit "selftest::" qualifiers throughout.
13408 2016-08-31 Marc Glisse <marc.glisse@inria.fr>
13410 * config/i386/avx512fintrin.h (__m512_u, __m512i_u, __m512d_u):
13412 (_mm512_loadu_pd, _mm512_storeu_pd, _mm512_loadu_ps,
13413 _mm512_storeu_ps, _mm512_loadu_si512, _mm512_storeu_si512):
13414 Replace builtin with vector extension.
13415 * config/i386/avxintrin.h (__m256_u, __m256i_u, __m256d_u):
13417 (_mm256_loadu_pd, _mm256_storeu_pd, _mm256_loadu_ps,
13418 _mm256_storeu_ps, _mm256_loadu_si256, _mm256_storeu_si256):
13419 Replace builtin with vector extension.
13420 * config/i386/emmintrin.h (__m128i_u, __m128d_u): New types.
13421 (_mm_loadu_pd, _mm_storeu_pd, _mm_loadu_si128, _mm_storeu_si128):
13422 Replace builtin with vector extension.
13423 * config/i386/xmmintrin.h (__m128_u): New type.
13424 (_mm_loadu_ps, _mm_storeu_ps): Replace builtin with vector extension.
13425 (_mm_load_ps, _mm_store_ps): Simplify.
13427 2016-08-31 Eric Botcazou <ebotcazou@adacore.com>
13429 * config/arm/arm.c (thumb1_size_rtx_costs) <SET>: Add missing guard.
13431 2016-08-30 David Malcolm <dmalcolm@redhat.com>
13433 * diagnostic-show-locus.c (colorizer::begin_state): Support more
13434 than 3 ranges per diagnostic by alternating between color 1 and
13436 (layout::layout): Replace use of rich_location::MAX_RANGES
13437 with richloc->get_num_locations ().
13438 (layout::calculate_line_spans): Replace use of
13439 rich_location::MAX_RANGES with m_layout_ranges.length ().
13440 (layout::print_annotation_line): Handle arbitrary numbers of
13441 ranges in caret-printing by defaulting to '^'.
13442 (selftest::test_one_liner_many_fixits): New function.
13443 (test_diagnostic_show_locus_one_liner): Call it.
13444 * diagnostic.c (diagnostic_initialize): Update for renaming
13445 of rich_location::MAX_RANGES to
13446 rich_location::STATICALLY_ALLOCATED_RANGES.
13447 * diagnostic.h (struct diagnostic_context): Likewise.
13449 2016-08-30 David Malcolm <dmalcolm@redhat.com>
13451 * selftest.c (selftest::named_temp_file::named_temp_file): New
13453 (selftest::temp_source_file::~temp_source_file): Move to...
13454 (selftest::named_temp_file::~named_temp_file): ...here.
13455 (selftest::test_named_temp_file): New function.
13456 (selftest::selftest_c_tests): Call test_named_temp_file.
13457 * selftest.h (class named_temp_file): New class.
13458 (class temp_source_file): Convert to a subclass of named_temp_file.
13460 2016-08-30 Segher Boessenkool <segher@kernel.crashing.org>
13462 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Do not emit
13463 USEs of LR_REGNO in returns and sibcalls.
13464 (rs6000_output_mi_thunk): Similar.
13465 (rs6000_sibcall_aix): Similar.
13466 * config/rs6000/rs6000.md (sibcall, sibcall_value, sibcall_local32,
13467 sibcall_local64, sibcall_value_local32, sibcall_value_local64,
13468 sibcall_nonlocal_sysv<mode>, sibcall_value_nonlocal_sysv<mode>):
13469 Remove the USE of LR_REGNO from the patterns as well. Delete an
13471 (return_internal_<mode>): Delete.
13473 2016-08-30 Tamar Christina <tamar.christina@arm.com>
13475 * config/aarch64/aarch64-simd.md
13476 (aarch64_ld2<mode>_dreg_le): New.
13477 (aarch64_ld2<mode>_dreg_be): New.
13478 (aarch64_ld2<mode>_dreg): Removed.
13479 (aarch64_ld3<mode>_dreg_le): New.
13480 (aarch64_ld3<mode>_dreg_be): New.
13481 (aarch64_ld3<mode>_dreg): Removed.
13482 (aarch64_ld4<mode>_dreg_le): New.
13483 (aarch64_ld4<mode>_dreg_be): New.
13484 (aarch64_ld4<mode>_dreg): Removed.
13485 (aarch64_ld<VSTRUCT:nregs><VDC:mode>): Wrapper around _le, _be.
13487 2016-08-30 David Malcolm <dmalcolm@redhat.com>
13489 * diagnostic-show-locus.c (test_one_liner_fixit_insert): Remove
13490 redundant location param.
13491 (test_one_liner_fixit_remove): Likewise.
13492 (test_one_liner_fixit_replace): Likewise.
13493 (test_one_liner_fixit_replace_equal_secondary_range): Likewise.
13494 * gcc-rich-location.c
13495 (gcc_rich_location::add_fixit_misspelled_id): Eliminate call to
13496 get_range_from_loc. Drop overload taking a const char *.
13497 * gcc-rich-location.h
13498 (gcc_rich_location::add_fixit_misspelled_id): Drop overload taking
13501 2016-08-30 Szabolcs Nagy <szabolcs.nagy@arm.com>
13503 * config/linux.c (linux_libc_has_function): Return true on musl.
13505 2016-08-30 Szabolcs Nagy <szabolcs.nagy@arm.com>
13507 * config.gcc (*-*-*musl*): Disable gnu-indirect-function.
13509 2016-08-30 Eric Botcazou <ebotcazou@adacore.com>
13511 * postreload-gcse.c (bb_has_well_behaved_predecessors): Tweak criterion
13512 used for abnormal egdes.
13514 2016-08-30 Jakub Jelinek <jakub@redhat.com>
13516 PR tree-optimization/72866
13517 * tree-vect-patterns.c (search_type_for_mask): Turn into
13518 a small wrapper, move all code to ...
13519 (search_type_for_mask_1): ... this new function. Add caching
13520 and adjust recursive calls.
13523 * dwarf2out.c (modified_type_die): Use lookup_type_die (type)
13524 instead of lookup_type_die (type_main_variant (type)) even for array
13527 PR middle-end/77377
13528 * simplify-rtx.c (avoid_constant_pool_reference): For out of bounds
13529 constant pool reference return x instead of c.
13531 2016-08-29 Segher Boessenkool <segher@kernel.crashing.org>
13533 * config/rs6000/rs6000.h (CALL_REALLY_USED_REGISTERS): Do not
13536 2016-08-29 David Malcolm <dmalcolm@redhat.com>
13539 (selftest::test_make_location_nonpure_range_endpoints): Fix
13542 2016-08-29 David Malcolm <dmalcolm@redhat.com>
13544 * diagnostic-show-locus.c
13545 (selftest::test_one_liner_fixit_validation_adhoc_locations): New
13547 (selftest::test_diagnostic_show_locus_one_liner): Call it.
13548 * input.c (get_pure_location): Move to libcpp/line-map.c.
13549 * input.h (get_pure_location): Convert decl to an inline function
13550 calling implementation in libcpp.
13552 2016-08-29 Uros Bizjak <ubizjak@gmail.com>
13555 * config/i386/sse.md (vec_set_lo_<mode><mask_name>): Fix assembler
13556 template for intel asm dialect.
13557 (vec_set_hi_<mode><mask_name>): Ditto.
13559 2016-08-29 David Malcolm <dmalcolm@redhat.com>
13561 * selftest.h (selftest::fail): Add ATTRIBUTE_NORETURN.
13562 (selftest::fail_formatted): Likewise.
13564 2016-08-29 David Malcolm <dmalcolm@redhat.com>
13566 * input.c (make_location): Call get_start and get_finish
13567 on the endpoints to avoid storing packed ranges or ad-hoc
13569 (selftest::test_make_location_nonpure_range_endpoints): New function.
13570 (selftest::input_c_tests): Call it.
13571 * input.h (get_start): New inline function.
13573 2016-08-29 Tom de Vries <tom@codesourcery.com>
13576 * gimplify.c (gimplify_va_arg_expr): Replace first argument type error
13579 2016-08-29 Eric Botcazou <ebotcazou@adacore.com>
13581 * Makefile.in (gcov-iov.h): Add dummy recipe.
13583 2016-08-29 Nathan Sidwell <nathan@acm.org>
13585 * config/nvptx/nvptx.c: #include tree-vrp.h.
13587 2016-08-28 Eric Botcazou <ebotcazou@adacore.com>
13590 * config/sparc/sparc.c (sparc_legitimate_address_p): Accept special
13591 HIGH+LO construct during reload.
13593 2016-08-28 Tom de Vries <tom@codesourcery.com>
13596 * config/i386/i386.c (ix86_build_builtin_va_list_64): Tag type with
13597 'sysv_abi va_list' attribute.
13598 (ix86_build_builtin_va_list): Tag type with 'ms_abi va_list' attribute.
13599 (ix86_canonical_va_list_type): Handle 'sysv_abi/ms_abi va_list'
13602 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
13604 * emit-rtl.h (struct rtl_data): Make stack_slot_list a vector.
13605 * emit-rtl.c (unshare_all_rtl_1): Adjust.
13606 (unshare_all_rtl_again): Likewise.
13607 * function.c (assign_stack_local_1): Likewise.
13608 (assign_stack_temp_for_type): Likewise.
13610 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
13612 * cfgbuild.c (make_edges): Adjust.
13613 * cfgrtl.c (can_delete_label_p): Likewise.
13614 * dwarf2cfi.c (create_trace_edges): Likewise.
13615 * except.c (sjlj_emit_dispatch_table): Likewise.
13616 * function.h (struct expr_status): make x_forced_labels a vector.
13617 * jump.c (rebuild_jump_labels_1): Adjust.
13618 * reload1.c (set_initial_label_offsets): Likewise.
13619 * stmt.c (force_label_rtx): Likewise.
13620 (expand_label): Likewise.
13622 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
13624 * haifa-sched.c (fix_recovery_deps): Make ready_list a vector.
13626 2016-08-27 Patrick Palka <ppalka@gcc.gnu.org>
13628 PR tree-optimization/71077
13629 PR tree-optimization/68542
13630 * fold-const.c (fold_relational_const): Fix folding of
13631 VECTOR_CST comparisons that have a scalar boolean result type.
13632 (selftest::test_vector_folding): New static function.
13633 (selftest::fold_const_c_tests): Call it.
13635 2016-08-27 Gerald Pfeifer <gerald@pfeifer.com>
13637 * doc/extend.texi (SPU Built-in Functions): Remove stale
13638 references to material formerly at IBM and Sony.
13640 2016-08-26 David Edelsohn <dje.gcc@gmail.com>
13643 * config/rs6000/xcoff.h (DWARF_OFFSET_SIZE): Define as PTR_SIZE.
13645 2016-08-26 David Malcolm <dmalcolm@redhat.com>
13647 * diagnostic-show-locus.c
13648 (selftest::test_fixit_consolidation): New function.
13649 (selftest::diagnostic_show_locus_c_tests): Call it.
13650 * gcc-rich-location.h (gcc_rich_location): Eliminate unused
13651 constructor based on source_range.
13653 2016-08-26 David Malcolm <dmalcolm@redhat.com>
13655 * diagnostic-color.c (color_dict): Add "fixit-insert" and
13657 (parse_gcc_colors): Update description of default GCC_COLORS.
13658 * diagnostic-show-locus.c (colorizer::set_fixit_hint): Delete.
13659 (colorizer::set_fixit_insert): New method.
13660 (colorizer::set_fixit_delete): New method.
13661 (colorizer::get_color_by_name): New method.
13662 (colorizer::STATE_FIXIT_INSERT): New constant.
13663 (colorizer::STATE_FIXIT_DELETE): New constant.
13664 (class colorizer): Drop "_cs" suffix from fields. Delete "_ce"
13665 fields in favor of new field "m_stop_color". Add fields
13666 "m_fixit_insert" and "m_fixit_delete".
13667 (colorizer::colorizer): Update for above changes. Replace
13668 colorize_start calls with calls to get_color_by_name.
13669 (colorizer::begin_state): Handle STATE_FIXIT_INSERT and
13670 STATE_FIXIT_DELETE. Update for field renamings.
13671 (colorizer::finish_state): Simplify by using m_stop_color,
13672 rather than multiple identical "*_ce" fields.
13673 (colorizer::get_color_by_name): New method.
13674 (layout::print_any_fixits): Print insertions and replacements
13675 using the "fixit-insert" color, and deletions using the
13676 "fixit-delete" color.
13677 * doc/invoke.texi (-fdiagnostics-color): Update description of
13678 default GCC_COLORS, and of the supported capabilities.
13680 2016-08-26 Max Filippov <jcmvbkbc@gmail.com>
13682 * config/xtensa/xtensa.c (xtensa_expand_prologue): Update
13683 current_function_static_stack_size variable with the static
13684 stack frame size of the current function when
13685 flag_stack_usage_info is enabled.
13687 2016-08-26 Nathan Sidwell <nathan@acm.org>
13689 * ipa-inline-analysis.c (inline_write_summary): Remove unnecessary
13690 assignment inside if condition.
13692 2016-08-26 Richard Biener <rguenther@suse.de>
13694 PR tree-optimization/69047
13695 * tree-ssa.c (maybe_rewrite_mem_ref_base): Handle general bitfield
13696 extracts similar to what FRE does.
13697 (non_rewritable_mem_ref_base): Likewise.
13699 2016-08-26 Joseph Myers <joseph@codesourcery.com>
13701 * config/i386/i386.c (ix86_libgcc_floating_mode_supported_p)
13702 (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Remove.
13703 * config/i386/i386elf.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
13704 * config/i386/lynx.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
13705 * config/i386/netbsd-elf.h (IX86_MAYBE_NO_LIBGCC_TFMODE):
13707 * config/i386/netbsd64.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
13708 * config/i386/nto.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
13709 * config/i386/openbsd.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
13710 * config/i386/rtemself.h (IX86_NO_LIBGCC_TFMODE): Likewise.
13711 * config/i386/vxworks.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
13713 2016-08-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13716 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_muld): Reduce
13717 reservation duration to 15 cycles.
13718 (cortex_a8_vfp_macs): Likewise.
13719 (cortex_a8_vfp_macd): Likewise.
13720 (cortex_a8_vfp_divs): Likewise.
13721 (cortex_a8_vfp_divd): Likewise.
13723 2016-08-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13725 * config/arm/arm.c (arm_sets_movw_movt_fusible_p): New function.
13726 (aarch_macro_fusion_pair_p): Use above to avoid early return.
13728 2016-08-26 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
13729 Martin Jambhor <mjambor@suse.cz>
13731 * common.opt: New option -fipa-bit-cp.
13732 * doc/invoke.texi: Document -fipa-bit-cp.
13733 * opts.c (default_options_table): Add entry for -fipa-bit-cp.
13734 (enable_fdo_optimizations): Check for flag_ipa_bit_cp.
13735 * tree-ssa-ccp.h: New header file.
13736 * tree-ssa-ccp.c: Include tree-ssa-ccp.h
13737 (bit_value_binop_1): Change to bit_value_binop_1 and export it.
13738 Replace all occurences of tree parameter by two new params: signop, int.
13739 (bit_value_unop_1): Change to bit_value_unop and export it.
13740 Replace all occurences of tree parameter by two new params: signop,
13742 (bit_value_binop): Change call from bit_value_binop_1 to
13744 (bit_value_assume_aligned): Likewise.
13745 (bit_value_unop): Change call from bit_value_unop_1 to bit_value_unop.
13746 (do_ssa_ccp): Pass nonzero_p || flag_ipa_cp_bit instead of nonzero_p
13748 (ccp_finalize): Skip processing if val->mask == 0.
13749 * ipa-cp.c: Include tree-ssa-ccp.h
13750 (ipcp_bits_lattice): New class.
13751 (ipcp_param_lattice (bits_lattice): New member.
13752 (print_all_lattices): Call ipcp_bits_lattice::print.
13753 (set_all_contains_variable): Call ipcp_bits_lattice::set_to_bottom.
13754 (initialize_node_lattices): Likewise.
13755 (propagate_bits_accross_jump_function): New function.
13756 (propagate_constants_accross_call): Call
13757 propagate_bits_accross_jump_function.
13758 (ipcp_propagate_stage): Store parameter types when in_lto_p is true.
13759 (ipcp_store_bits_results): New function.
13760 (ipcp_driver): Call ipcp_store_bits_results.
13761 * ipa-prop.h (ipa_bits): New struct.
13762 (ipa_jump_func): Add new member bits of type ipa_bits.
13763 (ipa_param_descriptor): Change decl to decl_or_type.
13764 (ipa_get_param): Change decl to decl_or_type and assert on
13766 (ipa_get_type): New function.
13767 (ipcp_transformation_summary): New member bits.
13768 * ipa-prop.c (ipa_get_param_decl_index_1): s/decl/decl_or_type.
13769 (ipa_populate_param_decls): Likewise.
13770 (ipa_dump_param): Likewise.
13771 (ipa_print_node_jump_functions_for_edge): Pretty-print ipa_bits jump
13773 (ipa_set_jf_unknown): Set ipa_bits::known to false.
13774 (ipa_compute_jump_functions_for_edge): Compute jump function for bits
13776 (ipa_node_params_t::duplicate): Copy src->bits into dst->bits.
13777 (ipa_write_jump_function): Add streaming for ipa_bits.
13778 (ipa_read_jump_function): Add support for reading streamed ipa_bits.
13779 (write_ipcp_transformation_info): Add streaming for ipa_bits
13780 summary for ltrans.
13781 (read_ipcp_transfomration_info): Add support for reading streamed
13783 (ipcp_update_bits): New function.
13784 (ipcp_transform_function): Call ipcp_update_bits.
13786 2016-08-25 Szabolcs Nagy <szabolcs.nagy@arm.com>
13788 * config/mips/linux.h (MUSL_DYNAMIC_LINKER32): Update.
13789 (MUSL_DYNAMIC_LINKER64, MUSL_DYNAMIC_LINKERN32): Update.
13791 2016-08-25 David Edelsohn <dje.gcc@gmail.com>
13793 * multiple_target.c (pass_data_dispatcher_calls): Fix typo.
13795 2016-08-25 Richard Biener <rguenther@suse.de>
13797 * dwarf2out.c (gen_remaining_tmpl_value_param_die_attributes):
13798 Only add locations in late dwarf.
13799 (gen_scheduled_generic_parms_dies): Do not set early dwarf here.
13800 (dwarf2out_early_finish): But do it here.
13802 2016-08-24 Michael Collison <michael.collison@linaro.org>
13803 Michael Collison <michael.collison@arm.com>
13805 * config/arm/arm-modes.def: Add new condition code mode CC_V
13806 to represent the overflow bit.
13807 * config/arm/arm.c (maybe_get_arm_condition_code):
13808 Add support for CC_Vmode.
13809 (arm_gen_unlikely_cbranch): New function to generate common
13810 rtl conditional branches for overflow patterns.
13811 * config/arm/arm-protos.h: Add prototype for
13812 arm_gen_unlikely_cbranch.
13813 * config/arm/arm.md (addv<mode>4, add<mode>3_compareV,
13814 addsi3_compareV_upper): New patterns to support signed
13815 builtin overflow add operations.
13816 (uaddv<mode>4, add<mode>3_compareC, addsi3_compareV_upper):
13817 New patterns to support unsigned builtin add overflow operations.
13818 (subv<mode>4, sub<mode>3_compare1): New patterns to support signed
13819 builtin overflow subtract operations,
13820 (usubv<mode>4): New patterns to support unsigned builtin subtract
13821 overflow operations.
13822 (negvsi3, negvdi3, negdi2_compare, negsi2_carryin_compare): New patterns
13823 to support builtin overflow negate operations.
13825 2016-08-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13828 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
13830 * explow.c (get_dynamic_stack_size): Take known alignment of stack
13831 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
13834 2016-08-24 Thomas Preud'homme <thomas.preudhomme@arm.com>
13836 * doc/fragments.texi (MULTILIB_REUSE): Mention that only options in
13837 MULTILIB_OPTIONS should be used. Small wording fixes.
13838 * genmultilib: Memorize set of all option combinations in
13839 combination_space. Detect if RHS of MULTILIB_REUSE uses an option not
13840 found in MULTILIB_OPTIONS by checking if option set is listed in
13841 combination_space. Output new and existing error message to stderr.
13843 2016-08-24 Thomas Preud'homme <thomas.preudhomme@arm.com>
13845 * config/arm/t-aprofile (MULTILIB_MATCHES): Add mapping for
13846 -mcpu=cortex-a7, -mfpu=neon-fp16, -mfpu=fpv5-d16 and -mfpu=fp-armv8.
13847 Fix typo in -mfpu=vfpv3-d16-fp16 mapping.
13848 (MULTILIB_REUSE): Remove reuse rules for option set including
13849 -mfpu=fp-armv8 and -mfpu=vfpv4
13851 2016-08-24 Sebastian Huber <sebastian.huber@embedded-brains.de>
13853 * config/arm/t-rtems: Add vfp multilib.
13855 2016-08-23 Ian Lance Taylor <iant@golang.org>
13857 * config/s390/s390.c (s390_asm_file_start): Call
13858 default_file_start.
13860 2016-08-23 Michael Meissner <meissner@linux.vnet.ibm.com>
13862 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Set
13863 initialization of all 0's to the 0 constant, instead of directly
13864 generating XOR. Add support for V4SImode vector initialization on
13865 64-bit systems with direct move, and rework the ISA 3.0 V4SImode
13866 initialization. Change variables used in V4SFmode vector
13867 intialization. For V4SFmode vector splat on ISA 3.0, make sure
13868 any memory addresses are in index form. Add support for using
13869 VSPLTH/VSPLTB to initialize vector short and vector char vectors
13870 with all of the same element.
13871 (regno_or_subregno): New helper function to return a register
13872 number for either REG or SUBREG.
13873 (rs6000_adjust_vec_address): Do not generate ADDI <reg>,R0,<num>.
13874 Use regno_or_subregno where possible.
13875 (rs6000_split_v4si_init_di_reg): New helper function to build up a
13876 DImode value from two SImode values in order to generate V4SImode
13877 vector initialization on 64-bit systems with direct move.
13878 (rs6000_split_v4si_init): Split up the insns for a V4SImode vector
13880 (rtx_is_swappable_p): V4SImode vector initialization insn is not
13882 * config/rs6000/rs6000-protos.h (rs6000_split_v4si_init): Add
13884 * config/rs6000/vsx.md (VSX_SPLAT_I): New mode iterators and
13885 attributes to initialize V8HImode and V16QImode vectors with the
13887 (VSX_SPLAT_COUNT): Likewise.
13888 (VSX_SPLAT_SUFFIX): Likewise.
13889 (UNSPEC_VSX_VEC_INIT): New unspec.
13890 (vsx_concat_v2sf): Eliminate using 'preferred' register classes.
13891 Allow SFmode values to come from Altivec registers.
13892 (vsx_init_v4si): New insn/split for V4SImode vector initialization
13893 on 64-bit systems with direct move.
13894 (vsx_splat_<mode>, VSX_W iterator): Rework V4SImode and V4SFmode
13895 vector initializations, to allow V4SImode vector initializations
13896 on 64-bit systems with direct move.
13897 (vsx_splat_v4si): Likewise.
13898 (vsx_splat_v4si_di): Likewise.
13899 (vsx_splat_v4sf): Likewise.
13900 (vsx_splat_v4sf_internal): Likewise.
13901 (vsx_xxspltw_<mode>, VSX_W iterator): Eliminate using 'preferred'
13903 (vsx_xxspltw_<mode>_direct, VSX_W iterator): Likewise.
13904 (vsx_vsplt<VSX_SPLAT_SUFFIX>_di): New insns to support
13905 initializing V8HImode and V16QImode vectors with the same
13907 * config/rs6000/rs6000.h (TARGET_DIRECT_MOVE_64BIT): Disallow
13908 optimization if -maltivec=be.
13910 2016-08-23 Christophe Lyon <christophe.lyon@linaro.org>
13912 * config/arm/arm.md (arm_movqi_insn): Swap predicable_short_it
13913 attribute for alternatives 3 and 4.
13915 2016-08-23 David Malcolm <dmalcolm@redhat.com>
13917 * selftest.c (selftest::assert_str_contains): New function.
13918 (selftest::test_assertions): Verify ASSERT_STR_CONTAINS.
13919 * selftest.h (selftest::assert_str_contains): New decl.
13920 (ASSERT_STR_CONTAINS): New macro.
13922 2016-08-23 Richard Biener <rguenther@suse.de>
13924 PR tree-optimization/77286
13925 * tree-vect-loop.c (vect_analyze_loop_form_1): Do not modify
13927 (vect_transform_loop): Split exit edges of loop and scalar
13928 loop if required and at the appropriate time.
13930 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
13932 * explow.c (get_dynamic_stack_size): Take known alignment of stack
13933 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
13935 Correct a typo in a comment.
13937 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
13939 * config/s390/s390.md ("*andc_split"): New splitter for and with
13942 2016-08-23 Richard Biener <rguenther@suse.de>
13944 PR tree-optimization/27336
13945 * tree-vrp.c (infer_value_range): Handle stmts that can throw
13946 by looking for a non-EH edge.
13947 (process_assert_insertions_for): Likewise.
13949 2016-08-23 Richard Biener <rguenther@suse.de>
13951 PR middle-end/77305
13952 * statistics.c (statistics_counter_event): Robustify against
13955 2016-08-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
13957 * config/i386/i386.c (processor_alias_table): Enable PTA_PRFCHW
13958 for targets amdfam10 and barcelona.
13960 2016-08-22 Uros Bizjak <ubizjak@gmail.com>
13962 * config/i386/i386.md (*zero_extendsidi2): Add (*r,*k) alternative.
13963 (zero_extend<mode>di2): Ditto.
13964 (*zero_extend<mode>si2): Ditto.
13965 (*zero_extendqihi2): Ditto.
13967 2016-08-22 Joseph Myers <joseph@codesourcery.com>
13969 PR middle-end/77269
13970 * builtins.c (fold_builtin_classify): Use builtin_decl_explicit
13971 (BUILT_IN_SIGNBIT) to expand __builtin_isinf_sign.
13973 2016-08-22 Patrick Palka <ppalka@gcc.gnu.org>
13975 * print-tree.c (print_node) [VECTOR_CST]: Coalesce the output of
13976 identical consecutive elements.
13977 [SSA_NAME]: Print the name's def stmt on its own line. When printing
13978 the node's def stmt, avoid printing an unwanted trailing newline by
13979 replacing the call to print_gimple_stmt() with its inlined body and
13980 adjusting it to not set pp_needs_newline and to call pp_flush()
13981 instead of pp_newline_and_flush().
13983 2016-08-22 Joseph Myers <joseph@codesourcery.com>
13985 * tree.h (CASE_FLT_FN_FLOATN_NX, float16_type_node)
13986 (float32_type_node, float64_type_node, float32x_type_node)
13987 (float128x_type_node): New macros.
13988 * builtin-types.def (BT_FLOAT16, BT_FLOAT32, BT_FLOAT64)
13989 (BT_FLOAT128, BT_FLOAT32X, BT_FLOAT64X, BT_FLOAT128X)
13990 (BT_FN_FLOAT16, BT_FN_FLOAT32, BT_FN_FLOAT64, BT_FN_FLOAT128)
13991 (BT_FN_FLOAT32X, BT_FN_FLOAT64X, BT_FN_FLOAT128X)
13992 (BT_FN_FLOAT16_FLOAT16, BT_FN_FLOAT32_FLOAT32)
13993 (BT_FN_FLOAT64_FLOAT64, BT_FN_FLOAT128_FLOAT128)
13994 (BT_FN_FLOAT32X_FLOAT32X, BT_FN_FLOAT64X_FLOAT64X)
13995 (BT_FN_FLOAT128X_FLOAT128X, BT_FN_FLOAT16_CONST_STRING)
13996 (BT_FN_FLOAT32_CONST_STRING, BT_FN_FLOAT64_CONST_STRING)
13997 (BT_FN_FLOAT128_CONST_STRING, BT_FN_FLOAT32X_CONST_STRING)
13998 (BT_FN_FLOAT64X_CONST_STRING, BT_FN_FLOAT128X_CONST_STRING)
13999 (BT_FN_FLOAT16_FLOAT16_FLOAT16, BT_FN_FLOAT32_FLOAT32_FLOAT32)
14000 (BT_FN_FLOAT64_FLOAT64_FLOAT64, BT_FN_FLOAT128_FLOAT128_FLOAT128)
14001 (BT_FN_FLOAT32X_FLOAT32X_FLOAT32X)
14002 (BT_FN_FLOAT64X_FLOAT64X_FLOAT64X)
14003 (BT_FN_FLOAT128X_FLOAT128X_FLOAT128X): New type definitions.
14004 * builtins.def (DEF_GCC_FLOATN_NX_BUILTINS): New macro.
14005 (copysign, fabs, huge_val, inf, nan, nans): Use it.
14006 * builtins.c (expand_builtin): Use CASE_FLT_FN_FLOATN_NX for fabs
14008 (fold_builtin_0): Use CASE_FLT_FN_FLOATN_NX for inf and huge_val.
14009 (fold_builtin_1): Use CASE_FLT_FN_FLOATN_NX for fabs.
14010 * doc/extend.texi (Other Builtins): Document these built-in
14012 * fold-const-call.c (fold_const_call): Use CASE_FLT_FN_FLOATN_NX
14015 2016-08-22 Gerald Pfeifer <gerald@pfeifer.com>
14017 * doc/install.texi (Binaries): www.opencsw.org now uses https.
14019 2016-08-22 Richard Biener <rguenther@suse.de>
14021 * tree-ssa-forwprop.c (pass_forwprop::execute): Use RPO order.
14023 2016-08-21 Uros Bizjak <ubizjak@gmail.com>
14026 * config/i386/i386.md (prefetch): When TARGET_PRFCHW or
14027 TARGET_PREFETCHWT1 are disabled, emit 3dNOW! write prefetches for
14028 non-SSE2 athlons only, otherwise prefer SSE prefetches.
14030 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
14032 * tree-vrp.c (vrp_visit_assignment_or_call): Changed to Return VR.
14033 (vrp_visit_cond_stmt): Just sets TAKEN_EDGE_P.
14034 (vrp_visit_switch_stmt): Likewise.
14035 (extract_range_from_stmt): Factored out from vrp_visit_stmt.
14036 (extract_range_from_phi_node): Factored out from vrp_visit_phi_stmt.
14037 (vrp_visit_stmt): Use extract_range_from_stmt.
14038 (vrp_visit_phi_node): Use extract_range_from_phi_node.
14040 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
14042 * Makefile.in: Add tree-vrp.h to GTFILES.
14043 * gengtype.c (open_base_files): Add tree-vrp.h.
14044 * asan.c: Add tree-vrp.h which now has the definition value_range_type.
14045 * builtins.c: Likewise.
14046 * fold-const.c: Likewise.
14047 * gimple-builder.c: Likewise.
14048 * gimple-laddress.c: Likewise.
14049 * hsa-gen.c: Likewise.
14050 * internal-fn.c: Likewise.
14052 * targhooks.c: Liewise,
14053 * tree-ssa-address.c: Likewise.
14054 * tree-ssanames.h (value_range_type: Move to tree-vrp.h.
14055 * tree-vrp.c (struct value_range): Move to tree-vrp.h
14056 * tree-vrp.h: New file.
14058 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
14060 PR tree-optimization/61839
14061 * tree-vrp.c (two_valued_val_range_p): New.
14062 (simplify_stmt_using_ranges): Convert CST BINOP VAR where VAR is
14063 two-valued to VAR == VAL1 ? (CST BINOP VAL1) : (CST BINOP VAL2).
14064 Also Convert VAR BINOP CST where VAR is two-valued to
14065 VAR == VAL1 ? (VAL1 BINOP CST) : (VAL2 BINOP CST).
14067 2016-08-19 David Malcolm <dmalcolm@redhat.com>
14069 * diagnostic-show-locus.c
14070 (layout::annotation_line_showed_range_p): New method.
14071 (layout::print_any_fixits): Remove case fixit_hint::REMOVE.
14072 Reimplement case fixit_hint::REPLACE to cover removals, and
14073 replacements where the range of the replacement isn't one
14074 of the ranges in the rich_location.
14075 (test_one_liner_fixit_replace): Likewise.
14076 (selftest::test_one_liner_fixit_replace_non_equal_range): New
14078 (selftest::test_one_liner_fixit_replace_equal_secondary_range):
14080 (selftest::test_diagnostic_show_locus_one_liner): Call the new
14082 * diagnostic.c (print_parseable_fixits): Remove case
14083 fixit_hint::REMOVE.
14085 2016-08-19 Uros Bizjak <ubizjak@gmail.com>
14088 * config/i386/i386.c (ix86_option_override_internal): Remove
14089 PTA_PRFCHW from entries that also have PTA_3DNOW flag.
14090 Enable SSE prefetch also for TARGET_PREFETCHWT1.
14091 Do not try to enable TARGET_PRFCHW ISA flag here.
14092 * config/i386/i386.md (prefetch): Enable also for TARGET_3DNOW.
14093 Rewrite expander function body.
14094 (*prefetch_3dnow): Enable for TARGET_3DNOW and TARGET_PREFETCHWT1.
14096 2016-08-19 Joseph Myers <joseph@codesourcery.com>
14099 * tree-core.h (TI_COMPLEX_FLOAT16_TYPE)
14100 (TI_COMPLEX_FLOATN_NX_TYPE_FIRST, TI_COMPLEX_FLOAT32_TYPE)
14101 (TI_COMPLEX_FLOAT64_TYPE, TI_COMPLEX_FLOAT128_TYPE)
14102 (TI_COMPLEX_FLOAT32X_TYPE, TI_COMPLEX_FLOAT64X_TYPE)
14103 (TI_COMPLEX_FLOAT128X_TYPE, TI_FLOAT16_TYPE, TI_FLOATN_TYPE_FIRST)
14104 (TI_FLOATN_NX_TYPE_FIRST, TI_FLOAT32_TYPE, TI_FLOAT64_TYPE)
14105 (TI_FLOAT128_TYPE, TI_FLOATN_TYPE_LAST, TI_FLOAT32X_TYPE)
14106 (TI_FLOATNX_TYPE_FIRST, TI_FLOAT64X_TYPE, TI_FLOAT128X_TYPE)
14107 (TI_FLOATNX_TYPE_LAST, TI_FLOATN_NX_TYPE_LAST): New enum
14109 (NUM_FLOATN_TYPES, NUM_FLOATNX_TYPES, NUM_FLOATN_NX_TYPES): New
14111 (struct floatn_type_info): New structure type.
14112 (floatn_nx_types): New variable declaration.
14113 * tree.h (FLOATN_TYPE_NODE, FLOATN_NX_TYPE_NODE)
14114 (FLOATNX_TYPE_NODE, float128_type_node, float64x_type_node)
14115 (COMPLEX_FLOATN_NX_TYPE_NODE): New macros.
14116 * tree.c (floatn_nx_types): New variable.
14117 (build_common_tree_nodes): Initialize _FloatN, _FloatNx and
14118 corresponding complex types.
14119 * target.def (floatn_mode): New hook.
14120 * targhooks.c: Include "real.h".
14121 (default_floatn_mode): New function.
14122 * targhooks.h (default_floatn_mode): New prototype.
14123 * doc/extend.texi (Floating Types): Document _FloatN and _FloatNx
14125 * doc/sourcebuild.texi (float@var{n}, float@var{n}x): Document new
14126 effective-target and dg-add-options keywords.
14127 (float@var{n}_runtime, float@var{n}x_runtime, floatn_nx_runtime):
14128 Document new effective-target keywords.
14129 * doc/tm.texi.in (TARGET_FLOATN_MODE): New @hook.
14130 * doc/tm.texi: Regenerate.
14131 * ginclude/float.h (LDBL_DECIMAL_DIG): Define to
14132 __LDBL_DECIMAL_DIG__, not __DECIMAL_DIG__.
14133 [__STDC_WANT_IEC_60559_TYPES_EXT__]: Define macros from TS
14135 * real.h (struct real_format): Add field ieee_bits.
14136 * real.c (ieee_single_format, mips_single_format)
14137 (motorola_single_format, spu_single_format, ieee_double_format)
14138 (mips_double_format, motorola_double_format)
14139 (ieee_extended_motorola_format, ieee_extended_intel_96_format)
14140 (ieee_extended_intel_128_format)
14141 (ieee_extended_intel_96_round_53_format, ibm_extended_format)
14142 (mips_extended_format, ieee_quad_format, mips_quad_format)
14143 (vax_f_format, vax_d_format, vax_g_format, decimal_single_format)
14144 (decimal_double_format, decimal_quad_format, ieee_half_format)
14145 (arm_half_format, real_internal_format: Initialize ieee_bits
14147 * config/i386/i386.c (ix86_init_builtin_types): Do not initialize
14148 float128_type_node. Set float80_type_node to float64x_type_node
14149 if appropriate and long_double_type_node not appropriate.
14150 * config/ia64/ia64.c (ia64_init_builtins): Likewise.
14151 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format):
14152 Initialize ieee_bits field.
14153 * config/rs6000/rs6000.c (TARGET_FLOATN_MODE): New macro.
14154 (rs6000_init_builtins): Set ieee128_float_type_node to
14155 float128_type_node.
14156 (rs6000_floatn_mode): New function.
14158 2016-08-19 Jakub Jelinek <jakub@redhat.com>
14160 * config/i386/rdseedintrin.h (_rdseed16_step, _rdseed32_step,
14161 _rdseed64_step): Uglify argument names and/or local variable names
14162 in inline functions.
14163 * config/i386/rtmintrin.h (_xabort): Likewise.
14164 * config/i386/avx512vlintrin.h (_mm256_ternarylogic_epi64,
14165 _mm256_mask_ternarylogic_epi64, _mm256_maskz_ternarylogic_epi64,
14166 _mm256_ternarylogic_epi32, _mm256_mask_ternarylogic_epi32,
14167 _mm256_maskz_ternarylogic_epi32, _mm_ternarylogic_epi64,
14168 _mm_mask_ternarylogic_epi64, _mm_maskz_ternarylogic_epi64,
14169 _mm_ternarylogic_epi32, _mm_mask_ternarylogic_epi32,
14170 _mm_maskz_ternarylogic_epi32): Likewise.
14171 * config/i386/lwpintrin.h (__llwpcb, __lwpval32, __lwpval64,
14172 __lwpins32, __lwpins64): Likewise.
14173 * config/i386/avx2intrin.h (_mm_i32gather_pd, _mm_mask_i32gather_pd,
14174 _mm256_i32gather_pd, _mm256_mask_i32gather_pd, _mm_i64gather_pd,
14175 _mm_mask_i64gather_pd, _mm256_i64gather_pd, _mm256_mask_i64gather_pd,
14176 _mm_i32gather_ps, _mm_mask_i32gather_ps, _mm256_i32gather_ps,
14177 _mm256_mask_i32gather_ps, _mm_i64gather_ps, _mm_mask_i64gather_ps,
14178 _mm256_i64gather_ps, _mm256_mask_i64gather_ps, _mm_i32gather_epi64,
14179 _mm_mask_i32gather_epi64, _mm256_i32gather_epi64,
14180 _mm256_mask_i32gather_epi64, _mm_i64gather_epi64,
14181 _mm_mask_i64gather_epi64, _mm256_i64gather_epi64,
14182 _mm256_mask_i64gather_epi64, _mm_i32gather_epi32,
14183 _mm_mask_i32gather_epi32, _mm256_i32gather_epi32,
14184 _mm256_mask_i32gather_epi32, _mm_i64gather_epi32,
14185 _mm_mask_i64gather_epi32, _mm256_i64gather_epi32,
14186 _mm256_mask_i64gather_epi32): Likewise.
14187 * config/i386/pmm_malloc.h (_mm_malloc, _mm_free): Likewise.
14188 * config/i386/ia32intrin.h (__writeeflags): Likewise.
14189 * config/i386/pkuintrin.h (_wrpkru): Likewise.
14190 * config/i386/avx512pfintrin.h (_mm512_mask_prefetch_i32gather_pd,
14191 _mm512_mask_prefetch_i32gather_ps, _mm512_mask_prefetch_i64gather_pd,
14192 _mm512_mask_prefetch_i64gather_ps, _mm512_prefetch_i32scatter_pd,
14193 _mm512_prefetch_i32scatter_ps, _mm512_mask_prefetch_i32scatter_pd,
14194 _mm512_mask_prefetch_i32scatter_ps, _mm512_prefetch_i64scatter_pd,
14195 _mm512_prefetch_i64scatter_ps, _mm512_mask_prefetch_i64scatter_pd,
14196 _mm512_mask_prefetch_i64scatter_ps): Likewise.
14197 * config/i386/gmm_malloc.h (_mm_malloc, _mm_free): Likewise.
14198 * config/i386/avx512fintrin.h (_mm512_ternarylogic_epi64,
14199 _mm512_mask_ternarylogic_epi64, _mm512_maskz_ternarylogic_epi64,
14200 _mm512_ternarylogic_epi32, _mm512_mask_ternarylogic_epi32,
14201 _mm512_maskz_ternarylogic_epi32, _mm512_i32gather_ps,
14202 _mm512_mask_i32gather_ps, _mm512_i32gather_pd, _mm512_i64gather_ps,
14203 _mm512_i64gather_pd, _mm512_i32gather_epi32, _mm512_i32gather_epi64,
14204 _mm512_i64gather_epi32, _mm512_i64gather_epi64): Likewise.
14206 * config/i386/fxsrintrin.h (_fxsave): Remove return keyword in inlines
14208 (_fxrstor, _fxsave64, _fxrstor64): Likewise.
14209 * config/i386/xsaveintrin.h (_xsave, _xrstor, _xsave64, _xrstor64):
14211 * config/i386/xsaveoptintrin.h (_xsaveopt, _xsaveopt64): Likewise.
14212 * config/i386/pkuintrin.h (_wrpkru): Likewise. Add space after
14214 (_rdpkru_u32): Add space after function name.
14216 * config/i386/t-i386 (i386-c.o): Don't depend on
14217 i386-builtin-types.inc.
14218 (i386.o): Depend on i386-builtin-types.inc.
14220 2016-08-19 Matthew Wahab <matthew.wahab@arm.com>
14223 * config/arm/arm.c (neon_valid_immediate): Delete declaration.
14224 Use const_vec_duplicate to check for duplicated elements.
14226 2016-08-19 Richard Biener <rguenther@suse.de>
14228 PR tree-optimization/77290
14229 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
14230 Fix flag_tree_parallelize_loops check.
14232 2016-08-19 Richard Biener <rguenther@suse.de>
14234 * match.pd (x | 0 -> x): Add.
14236 2016-08-19 Richard Biener <rguenther@suse.de>
14238 PR tree-optimization/77286
14239 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
14240 Deal with virtual PHIs being out-of-order.
14242 2016-08-18 David Malcolm <dmalcolm@redhat.com>
14244 * doc/invoke.texi (fverbose-asm): Note that source code lines
14245 are emitted, and provide an example.
14246 * final.c (asm_show_source): New function.
14247 (final_scan_insn): Call asm_show_source.
14249 2016-08-18 David Malcolm <dmalcolm@redhat.com>
14251 * diagnostic-show-locus.c (colorizer::colorizer): Replace diagnostic
14252 param with diagnostic_kind.
14253 (class colorizer): Similarly replace field m_diagnostic with
14255 (colorizer::colorizer): Replace diagnostic
14256 param with diagnostic_kind.
14257 (colorizer::begin_state): Update for above field change.
14258 (layout::layout): Replace diagnostic param with rich_location *
14259 and diagnostic_kind.
14260 (diagnostic_show_locus): Replace diagnostic param with richloc
14261 and diagnostic_kind.
14262 (class selftest::test_diagnostic_context): New class.
14263 (selftest::test_diagnostic_show_locus_unknown_location): New
14265 (selftest::test_one_liner_simple_caret): New function.
14266 (selftest::test_one_liner_caret_and_range): New function.
14267 (selftest::test_one_liner_multiple_carets_and_ranges): New
14269 (selftest::test_one_liner_fixit_remove): New function.
14270 (selftest::test_one_liner_fixit_replace): New function.
14271 (selftest::test_diagnostic_show_locus_one_liner): New function.
14272 (selftest::diagnostic_show_locus_c_tests): Call the new test
14274 * diagnostic.c (diagnostic_initialize): Initialize
14275 colorize_source_p, show_ruler_p and parseable_fixits_p.
14276 (default_diagnostic_finalizer): Update for change to
14277 diagnostic_show_locus.
14278 (diagnostic_append_note): Likewise.
14279 * diagnostic.h (diagnostic_show_locus): Replace
14280 const diagnostic_info * param with location * and diagnostic_t.
14282 2016-08-18 David Malcolm <dmalcolm@redhat.com>
14284 * input.c (saved_line_table): New global.
14285 (class selftest::temp_line_table): Rename to line_table_test and
14286 move declaration to selftest.h, and drop field m_old_line_table.
14287 (selftest::temp_line_table::temp_line_table): Rename ctor to...
14288 (selftest::line_table_test::line_table_test): ...this. Add a
14289 default ctor. Store current value of line_table within
14291 (selftest::temp_line_table::~temp_line_table): Rename dtor to...
14292 (selftest::line_table_test::~line_table_test): ...this, and
14293 restore line_table from the saved_line_table, rather than
14295 (selftest::test_accessing_ordinary_linemaps): Update for above
14297 (selftest::test_lexer): Likewise.
14298 (struct selftest::lexer_test): Likewise.
14299 (selftest::lexer_test::lexer_test): Likewise.
14300 (selftest::input_c_tests): Move the looping over test cases from
14302 (selftest::for_each_line_table_case): New function.
14303 * input.h (saved_line_table): New decl.
14304 * selftest.h (struct selftest::line_table_case): New forward decl.
14305 (class selftest::line_table_test): New class, moved here from
14306 selftest::temp_line_table in input.c, and renamed.
14307 (selftest::for_each_line_table_case): New decl.
14309 2015-08-18 H.J. Lu <hongjiu.lu@intel.com>
14312 * config/i386/i386.c (lakemont_cost): Set MOVE_RATIO to 17.
14314 2016-08-18 Chung-Lin Tang <cltang@codesourcery.com>
14316 PR middle-end/70895
14317 * gimplify.c (omp_add_variable): Adjust/add variable mapping on
14318 enclosing parallel construct for reduction variables on OpenACC loop
14321 2016-08-18 Pierre-Marie de Rodat <derodat@adacore.com>
14323 * dwarf2out.c (copy_dwarf_procedure): Remove obsolete comment.
14324 (new_dwarf_proc_die): Emit DW_TAG_dwarf_procedure DIEs even for
14326 (function_to_dwarf_procedure): Update comment.
14328 2016-08-18 David Malcolm <dmalcolm@redhat.com>
14330 * input.c (diagnostics_file_cache_forcibly_evict_file): New
14332 * input.h (diagnostics_file_cache_forcibly_evict_file): New
14334 * selftest.c (selftest::temp_source_file::~temp_source_file):
14335 Evict m_filename from the diagnostic file cache.
14337 2016-08-18 Richard Biener <rguenther@suse.de>
14339 * tree-pass.h (make_pass_materialize_all_clones): Declare.
14340 * ipa.c (pass_data_materialize_all_clones, pass_materialize_all_clones,
14341 make_pass_materialize_all_clones): New simple IPA pass encapsulating
14342 clone materialization.
14343 * passes.def (all_late_ipa_passes): Start with
14344 pass_materialize_all_clones.
14345 * cgraphunit.c (symbol_table::compile): Remove call to
14346 materialize_all_clones.
14347 * tree-into-ssa.c: Include statistics.h.
14348 (update_ssa): Count number of times we do incremental/rewrite
14351 2016-08-18 Richard Biener <rguenther@suse.de>
14353 PR tree-optimization/77282
14354 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
14355 When doing auto-parallelizing also prevent use of PHIs that
14356 carry dependences across loop backedges.
14358 2016-08-18 Tamar Christina <tamar.christina@arm.com>
14359 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14361 * varasm.c (default_use_anchors_for_symbol_p): Reject too large decls.
14363 2016-08-18 Richard Biener <rguenther@suse.de>
14365 * ssa-iterators.h (ssa_vuse_operand): New inline.
14366 * tree-if-conv.c (ifc_temp_var): Update virtual operand.
14367 (predicate_all_scalar_phis): Use remove_phi_node to remove
14368 phi nodes predicated. Delay removing virtual PHIs.
14369 (predicate_mem_writes): Update virtual operands.
14370 (combine_blocks): Likewise. Propagate out remaining virtual PHIs.
14371 (tree_if_conversion): Do not rewrite virtual SSA form.
14372 * tree-phinodes.c (release_phi_node): Make static.
14373 * tree-phinodes.h (release_phi_node): Remove.
14375 2016-08-18 Jakub Jelinek <jakub@redhat.com>
14377 * config/i386/i386.c (enum ix86_builtins): Remove IX86_BUILTIN_*
14378 codes that appear in bdesc_* arrays, instead include i386-builtin.def
14379 twice to define those.
14380 (bdesc_comi, bdesc_pcmpestr, bdesc_pcmpistr, bdesc_special_args,
14381 bdesc_args, bdesc_round_args, bdesc_mpx, bdesc_mpx_const,
14382 bdesc_multi_arg): Define by including i386-builtin.def the third time.
14383 * config/i386/i386-builtin.def: New file.
14385 2016-08-17 David Malcolm <dmalcolm@redhat.com>
14387 * input.c (get_source_range_for_char): Rename to...
14388 (selftest::get_source_range_for_char): ...this, and move within
14389 the #if CHECKING_P guard.
14390 (get_num_source_ranges_for_substring): Rename to...
14391 (selftest::get_num_source_ranges_for_substring): ...this, move
14392 within the #if CHECKING_P guard, and make static.
14393 (selftest::assert_num_substring_ranges): Initialize
14396 2016-08-18 Alan Modra <amodra@gmail.com>
14398 PR rtl-optimization/72771
14399 * reload.c (find_reloads): Don't assume that a subreg mem is OK
14400 when find_reloads_toplev returns address_reloaded==-1.
14401 (alternative_allows_const_pool_ref): Update comment.
14403 2015-08-17 Alan Hayward <alan.hayward@arm.com>
14405 PR tree-optimization/71752
14406 * tree-vect-loop.c (vectorizable_reduction): Keep SLP operand ordering.
14407 * tree-vect-slp.c (vect_get_slp_defs): Handle null operands.
14409 2016-08-17 Jakub Jelinek <jakub@redhat.com>
14411 * gimple-fold.c (gimple_fold_call): Use gimple_call_noreturn_p
14412 instead of testing ECF_NORETURN bit in gimple_call_flags.
14413 * tree-cfg.c (make_edges_bb, execute_fixup_cfg): Likewise.
14414 * predict.c (tree_bb_level_predictions): Likewise.
14415 * gimple-low.c (gimple_stmt_may_fallthru): Likewise.
14417 PR middle-end/77259
14418 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children): If
14419 turning a call into __builtin_unreachable-like noreturn call, adjust
14420 gimple_call_set_fntype.
14421 * tree-cfgcleanup.c (fixup_noreturn_call): Remove lhs also if
14422 gimple_call_fntype has void return type.
14424 2016-08-17 Chung-Lin Tang <cltang@codesourcery.com>
14426 * omp-low.c (lower_oacc_reductions): Adjust variable lookup to use
14427 maybe_lookup_decl, to handle nested acc loop directives.
14429 2016-08-17 Richard Biener <rguenther@suse.de>
14431 PR tree-optimization/76490
14432 * tree-vrp.c (update_value_range): Preserve overflow infinities
14433 when intersecting with ranges from get_range_info.
14434 (operand_less_p): Handle overflow infinities correctly.
14435 (value_range_constant_singleton): Use vrp_operand_equal_p
14436 to handle overflow max/min correctly.
14437 (vrp_valueize): Likewise.
14438 (union_ranges): Likewise.
14439 (intersect_ranges): Likewise.
14440 (vrp_visit_phi_node): Improve iteration limitation to only
14441 apply when we'll possibly re-visit the PHI via a changed argument
14444 2016-08-17 Thomas Preud'homme <thomas.preudhomme@arm.com>
14446 * config/arm/t-aprofile (MULTILIB_EXCEPTIONS): Rewrite into ...
14447 (MULTILIB_REQUIRED): This by specifying multilib needing to be built
14448 rather than those that should not be built.
14450 2016-08-17 Stanislaw Halik <sthalik@misaki.pl>
14453 * config/i386/xm-mingw32.h (HOST_BITS_PER_PTR): Define if __x86_64__.
14455 2016-08-17 Richard Biener <rguenther@suse.de>
14457 * tree-ssa.c: Include tree-cfg.h and tree-dfa.h.
14458 (verify_vssa): New function verifying virtual SSA form.
14459 (verify_ssa): Call it.
14460 * tree-ssa-loop-manip.c (slpeel_update_phi_nodes_for_guard2):
14461 Do not apply loop-closed SSA handling to virtuals.
14462 * ssa-iterators.h (op_iter_init): Handle GIMPLE_TRANSACTION.
14463 * tree-into-ssa.c (prepare_use_sites_for): Skip virtual SSA names
14464 when rewriting their symbol.
14465 (prepare_def_site_for): Likewise.
14466 * tree-chkp-opt.c (chkp_reduce_bounds_lifetime): Clear virtual
14467 operands of moved stmts.
14469 2016-08-17 Richard Biener <rguenther@suse.de>
14471 PR tree-optimization/23855
14472 * tree-ssa-loop-unswitch.c: Include tree-ssa-loop-manip.h.
14473 (tree_unswitch_outer_loop): Iterate find_loop_guard as long as we
14474 find guards to hoist. Do not update SSA form but rewrite virtuals
14475 into loop closed SSA.
14476 (find_loop_guard): Adjust to skip already hoisted guards. Do
14477 not mark virtuals for renaming or update SSA form.
14479 2016-08-17 Martin Liska <mliska@suse.cz>
14481 * coverage.c (get_gcov_type): Replace GCOV_TYPE_SIZE with
14482 a LONG_LONG_TYPE_SIZE comparison.
14483 * gcov-io.h: Remove macro definitions.
14484 * tree-profile.c (gimple_gen_edge_profiler): Replace usage
14485 of GCOV_TYPE_ATOMIC_FETCH_ADD with a LONG_LONG_TYPE_SIZE
14488 2016-08-16 Jakub Jelinek <jakub@redhat.com>
14490 * config/i386/i386.c (enum ix86_builtins): Reorder enumerators, so
14491 that builtins not mentioned in bdesc_* arrays come first, then
14492 the ones mentioned in bdesc_* arrays in the order they appear in
14493 the arrays in between IX86_BUILTIN__BDESC_*_FIRST and
14494 IX86_BUILTIN__BDESC_*_LAST enumerator.
14495 (bdesc_mpx): Fix up a comment typo.
14496 (bdesc_multi_arg): Remove __builtin_ia32_vpcomne[bwdq] and
14497 __builtin_ia32_vpcomneu[bwdq] builtins.
14498 (BDESC_VERIFY, BDESC_VERIFYS): Define.
14499 (ix86_init_mmx_sse_builtins, ix86_init_mpx_builtins): Verify
14500 enum ix86_builtins ordering.
14501 (ix86_expand_builtin): Use enum ix86_builtins ordering assumption
14502 for direct bdesc_* array member access instead of searching all the
14503 arrays until an fcode match is found.
14505 2016-08-16 Uros Bizjak <ubizjak@gmail.com>
14507 * config/i386/i386.md (*ashl<mode>3_mask): Rewrite define_insn
14508 pattern as define_insn_and_split. Split insn before reload to
14510 (*<shift_insn><mode>3_mask): Ditto. Split insn before reload to
14511 <shift_insn><mode>3_1.
14512 (*<rotate_insn><mode>3_mask): Ditto. Split insn before reload to
14513 <rotate_insn><mode>3_1.
14515 2016-08-16 David Malcolm <dmalcolm@redhat.com>
14518 * input.c (get_source_range_for_substring): Rename to...
14519 (get_source_location_for_substring): ...this, adding param
14520 "caret_idx", and converting output param from source_range * to
14522 (get_source_range_for_char): New function.
14523 (get_num_source_ranges_for_substring): Update comment to reflect
14525 (assert_char_at_range): Update to use get_source_range_for_char
14526 rather than get_source_range_for_substring.
14527 (test_lexer_string_locations_concatenation_2): Likewise.
14528 * substring-locations.h (get_source_range_for_substring): Rename
14530 (get_source_location_for_substring): ...this, and adding param
14531 "caret_idx", and converting output param from source_range * to
14534 2016-08-16 David Malcolm <dmalcolm@redhat.com>
14536 * input.c (class selftest::temp_source_file): Move to
14538 (selftest::temp_source_file::temp_source_file): Move to
14540 (selftest::temp_source_file::~temp_source_file): Likewise.
14541 * selftest.c (selftest::temp_source_file::temp_source_file): Move
14543 (selftest::temp_source_file::~temp_source_file): Likewise.
14544 * selftest.h (class selftest::temp_source_file): Move here from
14547 2016-08-16 Jakub Jelinek <jakub@redhat.com>
14550 * tree-cfg.c (execute_fixup_cfg): Add node variable, use it. Before
14551 inlining, add cgraph edge for the added __builtin_unreachable call.
14553 PR middle-end/67485
14554 * expmed.c (expand_mult_const): Change val_so_far's type to UHWI,
14555 only cast it to SHWI for the final comparison.
14557 2016-08-16 Martin Liska <mliska@suse.cz>
14559 PR gcov-profile/36412
14560 * doc/gcov.texi: Document --hash-filenames(-x).
14561 * gcov.c (print_usage): Add the option.
14562 (process_args): Process the option, sort options alphabetically.
14563 (md5sum_to_hex): New function.
14564 (make_gcov_file_name): Do the md5sum and append it to a
14567 2016-08-16 Bin Cheng <bin.cheng@arm.com>
14569 PR tree-optimization/69848
14570 * config/aarch64/aarch64-simd.md (vcond<mode><mode>): Invert NE
14571 and swtich operands to avoid additional NOT instruction.
14572 (vcond<v_cmp_mixed><mode>): Ditto.
14573 (vcondu<mode><mode>, vcondu<mode><v_cmp_mixed>): Ditto.
14575 2016-08-16 Eric Botcazou <ebotcazou@adacore.com>
14577 * doc/install.texi (*-*-solaris2*): Adjust latest change.
14579 2016-08-16 Richard Biener <rguenther@suse.de>
14581 PR tree-optimization/76783
14582 * tree-ssa-propagate.c (ssa_prop_init): Use RPO order. Clear
14583 BB visited flags at start.
14585 2016-08-16 Bin Cheng <bin.cheng@arm.com>
14587 PR tree-optimization/72817
14588 PR tree-optimization/73450
14589 * tree-ssa-loop-niter.c (number_of_iterations_ne): Check
14590 multiple_of_p for adjusted IV.base.
14592 2016-08-15 Uros Bizjak <ubizjak@gmail.com>
14595 * config/i386/sse.md (<code><mode>3<mask_name><round_saeonly_name>):
14596 Emit ieee_<ieee_maxmin><mode>3<mask_name><round_saeonly_name>
14597 for !flag_finite_math_only or flag_signed_zeros.
14598 (*<code><mode>3<mask_name><round_saeonly_name>): Rename from
14599 *<code><mode>3_finite<mask_name><round_saeonly_name>. Do not
14600 depend on flag_finite_math_only.
14601 (ieee_<ieee_maxmin><mode>3<mask_name><round_saeonly_name>):
14603 (*<code><mode>3<mask_name><round_saeonly_name>): Remove.
14604 (*ieee_smin<mode>3): Ditto.
14605 (*ieee_smax<mode>3): Ditto.
14606 * config/i386/mmx.md (mmx_<code>v2sf3): Emit
14607 mmx_ieee_<ieee_maxmin>v2sf3 for !flag_finite_math_only or
14609 (*mmx_<code>v2sf3): Rename from *mmx_<code>v2sf3_finite. Do not
14610 depend on flag_finite_math_only.
14611 (mmx_ieee_<ieee_maxmin>v2sf3): New insn pattern.
14612 (*mmx_<code>v2sf3): Remove.
14613 * config/i386/subst.md (round_saeonly_mask_arg3): New subst attribute.
14614 * config/i386/i386.c (ix86_expand_sse_fp_mimnax): Check
14615 flag_signed_zeros instead of !flag_unsafe_math_optimizations.
14617 2016-08-15 Segher Boessenkool <segher@kernel.crashing.org>
14619 PR rtl-optimization/73650
14620 * lra-constraints.c (simple_move_p): If the insn is multiple_sets
14621 it is not a simple move.
14623 2016-08-15 Martin Liska <mliska@suse.cz>
14626 * gcc.c (do_spec_1): Call save_string with the right size.
14627 (save_string): Do an assert about string we copy.
14629 2016-08-15 Richard Biener <rguenther@suse.de>
14631 * ree.c (rest_of_handle_ree): Remove redundant timevar push/pop.
14632 * config/i386/i386.c (pass_data_insert_vzeroupper): Account to
14634 (pass_data_stv): Likewise.
14636 2016-08-15 Richard Biener <rguenther@suse.de>
14638 PR tree-optimization/73434
14639 * tree-ssa-sccvn.c (vn_reference_maybe_forwprop_address): Preserve
14640 TBAA info on the base when forwarding a non-invariant address.
14642 2016-08-15 Jakub Jelinek <jakub@redhat.com>
14644 * dwarf2out.c (struct checksum_attributes): Add
14645 at_string_length_bit_size and at_string_length_byte_size fields.
14646 (collect_checksum_attributes): Handle DW_AT_string_length_bit_size
14647 and DW_AT_string_length_byte_size.
14648 (die_checksum_ordered): Handle at_string_length_bit_size and
14649 at_string_length_byte_size.
14650 (gen_array_type_die): For dwarf_version >= 5 emit
14651 DW_AT_string_length_byte_size instead of DW_AT_byte_size.
14652 (adjust_string_types): For dwarf_version >= 5 remove
14653 DW_AT_string_length_byte_size instead of DW_AT_byte_size.
14654 (resolve_addr): Likewise.
14657 * dwarf2out.c (string_types): New variable.
14658 (gen_array_type_die): Change early_dwarf handling of
14659 DW_AT_string_length, create DW_OP_call4 referencing the
14660 length var temporarily. Handle parameters that are pointers
14662 (adjust_string_types): New function.
14663 (gen_subprogram_die): Temporarily set string_types to local var,
14664 call adjust_string_types if needed.
14665 (non_dwarf_expression, copy_deref_exprloc, optimize_string_length):
14667 (resolve_addr): Adjust DW_AT_string_length if it is DW_OP_call4.
14669 2016-08-15 Eric Botcazou <ebotcazou@adacore.com>
14671 * doc/install.texi (*-*-solaris2*): Fix version number and document
14672 requirement on GNU make for building libjava with the Solaris linker.
14674 2016-08-15 Martin Liska <mliska@suse.cz>
14675 Jakub Jelinek <jakub@redhat.com>
14677 PR tree-optimization/72824
14678 * tree-loop-distribution.c (const_with_all_bytes_same)
14679 <case VECTOR_CST>: Fix a typo.
14681 2016-08-14 Uros Bizjak <ubizjak@gmail.com>
14684 * config/i386/avx512fintrin.h (_mm512_undefined_epi32):
14685 Renamed from _mm512_undefined_si512.
14686 (_mm_undefined_si512): New definition.
14688 2016-08-13 Richard Biener <rguenther@suse.de>
14690 * tree-ssa-forwprop.c (pass_forwprop::execute): Propagate
14691 into PHIs and update the lattice for its def.
14693 2016-08-12 Jakub Jelinek <jakub@redhat.com>
14696 * ubsan.c (instrument_si_overflow): Pass true instead of false
14698 (pass_ubsan::execute): Call gimple_purge_dead_eh_edges at the end
14699 of bbs. Return TODO_cleanup_cfg if any returned true.
14701 2016-08-12 Michael Meissner <meissner@linux.vnet.ibm.com>
14703 * config/rs6000/vsx.md (vsx_concat_<mode>): Add support for the
14704 ISA 3.0 MTVSRDD instruction.
14705 (vsx_splat_<mode>): Change cpu type of MTVSRDD instruction to
14708 2016-08-12 Bernd Edlinger <bernd.edlinger@hotmail.de>
14710 PR tree-optimization/71083
14711 * tree-predcom.c (ref_at_iteration): Use a COMPONENT_REF for the
14712 bitfield access when possible.
14714 2016-08-12 Patrick Palka <ppalka@gcc.gnu.org>
14716 PR middle-end/71654
14717 * match.pd ((T)A CMP (T)B -> A CMP B): Allow (T)A to be a
14718 sign-changing cast from a shorter unsigned type to a wider
14721 2016-08-12 Jakub Jelinek <jakub@redhat.com>
14723 * config/i386/sse.md (avx512dq_vextract<shuffletype>64x2_1_maskm,
14724 vec_extract_hi_<mode>_mask, vec_extract_lo_<mode>_mask,
14725 vec_extract_hi_<mode>_mask): Use Yk constraint instead of k.
14727 2016-08-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
14729 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost):
14730 Correct costs for vec_construct.
14732 2016-08-12 Bin Cheng <bin.cheng@arm.com>
14734 PR tree-optimization/69848
14735 * tree-vectorizer.h (enum vect_def_type): New condition reduction
14736 type CONST_COND_REDUCTION.
14737 * tree-vect-loop.c (vectorizable_reduction): Support new condition
14738 reudction type CONST_COND_REDUCTION.
14740 2016-08-12 Richard Biener <rguenther@suse.de>
14742 PR tree-optimization/57326
14743 * tree-ssa-pre.c (fully_constant_expression): Handle simplification
14744 returning an SSA name.
14745 (phi_translate_1): When fully_constant_expression returns a NAME
14746 make sure we have a leader for it.
14748 2016-08-12 Martin Liska <mliska@suse.cz>
14749 Adam Fineman <afineman@afineman.com>
14751 * gcov.c (process_file): Create .gcov file when .gcda
14754 2016-08-12 Marek Polacek <polacek@redhat.com>
14757 * alias.c (find_base_value): Adjust fall through comment.
14758 * cfgexpand.c (expand_debug_expr): Likewise.
14759 * combine.c (find_split_point): Likewise.
14760 (expand_compound_operation): Likewise. Add FALLTHRU.
14761 (make_compound_operation): Adjust fall through comment.
14762 (canon_reg_for_combine): Add FALLTHRU.
14763 (force_to_mode): Adjust fall through comment.
14764 (simplify_shift_const_1): Likewise.
14765 (simplify_comparison): Likewise.
14766 * config/aarch64/aarch64-builtins.c (aarch64_simd_expand_args): Add
14768 * config/aarch64/predicates.md: Likewise.
14769 * config/i386/i386.c (function_arg_advance_32): Likewise.
14770 (ix86_gimplify_va_arg): Likewise.
14771 (print_reg): Likewise.
14772 (ix86_print_operand): Likewise.
14773 (ix86_build_const_vector): Likewise.
14774 (ix86_expand_branch): Likewise.
14775 (ix86_sched_init_global): Adjust fall through comment.
14776 (ix86_expand_args_builtin): Add FALLTHRU.
14777 (ix86_expand_builtin): Likewise.
14778 (ix86_expand_vector_init_one_var): Likewise.
14779 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
14780 (rs6000_adjust_cost): Likewise.
14781 (insn_must_be_first_in_group): Likewise.
14782 * config/rs6000/rs6000.md: Likewise. Adjust fall through comment.
14783 * dbxout.c (dbxout_symbol): Adjust fall through comment.
14784 * df-scan.c (df_uses_record): Likewise.
14785 * dojump.c (do_jump): Add FALLTHRU.
14786 * dwarf2out.c (mem_loc_descriptor): Likewise. Adjust fall through
14788 (resolve_args_picking_1): Adjust fall through comment.
14789 (loc_list_from_tree_1): Likewise.
14790 * expmed.c (make_tree): Likewise.
14791 * expr.c (expand_expr_real_2): Add FALLTHRU.
14792 (expand_expr_real_1): Likewise. Adjust fall through comment.
14793 * fold-const.c (const_binop): Adjust fall through comment.
14794 (fold_truth_not_expr): Likewise.
14795 (fold_cond_expr_with_comparison): Add FALLTHRU.
14796 (fold_binary_loc): Likewise.
14797 (contains_label_1): Adjust fall through comment.
14798 (multiple_of_p): Likewise.
14799 * gcov-tool.c (process_args): Add FALLTHRU.
14800 * genattrtab.c (check_attr_test): Likewise.
14801 (write_test_expr): Likewise.
14802 * genconfig.c (walk_insn_part): Likewise.
14803 * genpreds.c (validate_exp): Adjust fall through comment.
14804 (needs_variable): Likewise.
14805 * gensupport.c (get_alternatives_number): Add FALLTHRU.
14806 (subst_dup): Likewise.
14807 * gimple-pretty-print.c (dump_gimple_assign): Likewise.
14808 * gimplify.c (gimplify_addr_expr): Adjust fall through comment.
14809 (gimplify_scan_omp_clauses): Add FALLTHRU.
14810 (goa_stabilize_expr): Likewise.
14811 * graphite-isl-ast-to-gimple.c (substitute_ssa_name): Adjust fall
14813 * hsa-gen.c (get_address_from_value): Likewise.
14814 * ipa-icf.c (sem_function::hash_stmt): Likewise.
14815 * ira.c (ira_setup_alts): Add FALLTHRU.
14816 * lra-eliminations.c (lra_eliminate_regs_1): Adjust fall through
14818 * lto-streamer-out.c (lto_output_tree_ref): Add FALLTHRU.
14819 * opts.c (common_handle_option): Likewise.
14820 * read-rtl.c (read_rtx_code): Likewise.
14821 * real.c (round_for_format): Likewise.
14822 * recog.c (asm_operand_ok): Likewise.
14823 * reginfo.c (reg_scan_mark_refs): Adjust fall through comment.
14824 * reload1.c (set_label_offsets): Likewise.
14825 (eliminate_regs_1): Likewise.
14826 (reload_reg_reaches_end_p): Likewise.
14827 * rtlanal.c (commutative_operand_precedence): Add FALLTHRU.
14828 (rtx_cost): Likewise.
14829 * sched-rgn.c (is_exception_free): Likewise.
14830 * simplify-rtx.c (simplify_rtx): Adjust fall through comment.
14831 * stor-layout.c (int_mode_for_mode): Likewise.
14832 * toplev.c (print_to_asm_out_file): Likewise.
14833 (print_to_stderr): Likewise.
14834 * tree-cfg.c (gimple_verify_flow_info): Likewise.
14835 * tree-chrec.c (chrec_fold_plus_1): Add FALLTHRU.
14836 (chrec_fold_multiply): Likewise.
14837 (evolution_function_is_invariant_rec_p): Likewise.
14838 (for_each_scev_op): Likewise.
14839 * tree-data-ref.c (siv_subscript_p): Likewise.
14840 (get_references_in_stmt): Likewise.
14841 * tree.c (find_placeholder_in_expr): Adjust fall through comment.
14842 (substitute_in_expr): Likewise.
14843 (type_cache_hasher::equal): Likewise.
14844 (walk_type_fields): Likewise.
14845 * var-tracking.c (adjust_mems): Add FALLTHRU.
14846 (set_dv_changed): Adjust fall through comment.
14847 * varasm.c (default_function_section): Add FALLTHRU.
14849 2016-08-12 Marek Polacek <polacek@redhat.com>
14852 * tree-complex.c (expand_complex_division): Add missing break.
14854 2016-08-12 Richard Biener <rguenther@suse.de>
14856 * passes.c (execute_todo): Do not push/pop TV_TODO.
14857 (execute_one_ipa_transform_pass): Move timevar push/pop TODO execution.
14858 (execute_one_pass): Likewise.
14859 * common.opt (ftime-report-details): New switch.
14860 * doc/invoke.texi (ftime-report-details): Document.
14861 * timevar.h (timer::print_row): Adjust signature.
14862 (timer::all_zero): New static helper.
14863 (timer::child_map_t): New typedef.
14864 (timer::time_var_def): Add children field.
14865 * timevar.c (timer::named_items::print): Adjust.
14866 (timer::~timer): Free timevar recorded children.
14867 (timer::pop_internal): When -ftime-report-details record
14868 time spent in sub-timevars.
14869 (timer::print_row): Adjust.
14870 (timer::print): Print sub-timevar stats, use all_zero.
14871 * timevar.def (TV_TODO): Remove.
14873 2016-08-12 Richard Biener <rguenther@suse.de>
14875 PR tree-optimization/72851
14876 * tree-ssa-propagate.c: Include cfganal.h. Rewrite block and stmt
14877 worklists to use bitmaps indexed in execution order.
14878 (executable_blocks, cfg_blocks_num, cfg_blocks_tail, cfg_blocks_head,
14879 bb_in_list, interesting_ssa_edges, varying_ssa_edges): Remove.
14880 (cfg_blocks): Make a bitmap.
14881 (bb_to_cfg_order, cfg_order_to_bb, ssa_edge_worklist, uid_to_stmt):
14883 (cfg_blocks_empty_p): Adjust.
14884 (cfg_blocks_add): Likewise.
14885 (cfg_blocks_get): Likewise.
14886 (add_ssa_edge): Likewise.
14887 (add_control_edge): Likewise.
14888 (simulate_stmt): Likewise.
14889 (process_ssa_edge_worklist): Likewise.
14890 (simulate_block): Likewise.
14891 (ssa_prop_init): Compute PRE order and stmt UIDs.
14892 (ssa_prop_fini): Adjust.
14893 (ssa_propagate): Adjust.
14895 2016-08-12 Richard Biener <rguenther@suse.de>
14897 * tree-vrp.c (vrp_visit_phi_node): Allow a last iteration if
14898 the currently executable edges have fixed ranges. Always
14899 go through update_value_range.
14901 2016-08-12 Alexandre Oliva <aoliva@redhat.com>
14905 (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Const_tree-ify.
14906 (LANG_HOOKS_FUNCTION_DECL_DELETED_P): Likewise.
14907 (LANG_HOOKS_FUNCTION_DECL_DEFAULTED): Set default.
14908 (LANG_HOOKS_DECLS): Add it.
14909 * langhooks.h (struct lang_hooks_for_decls): Add
14910 function_decl_defaulted. Const_tree-ify
14911 function_decl_explicit_p and function_decl_deleted_p.
14912 * dwarf2out.c (gen_subprogram_die): Add DW_AT_defaulted
14913 attribute. Add DW_AT_deleted instead of DW_AT_GNU_deleted,
14914 also at strict DWARF v5.
14917 * dwarf2out.c (decl_quals): Don't map TREE_READONLY to
14918 TYPE_QUAL_CONST in reference-typed decls.
14921 * dwarf2out.c (loc_list_from_tree_1): Expand some CONSTRUCTORs
14922 in DW_OP_pieces, just enough to handle pointers to member
14924 (gen_remaining_tmpl_value_param_die_attribute): Use a location
14925 expression on DWARFv5 if a constant value doesn't work.
14927 2016-08-11 David Malcolm <dmalcolm@redhat.com>
14929 * selftest-run-tests.c (selftest::run_tests): Call selftest_c_tests.
14930 * selftest.c (selftest::test_assertions): New function.
14931 (selftest::selftest_c_tests): New function.
14932 * selftest.h (selftest::selftest_c_tests): New declaration.
14934 2016-08-11 Richard Biener <rguenther@suse.de>
14935 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
14937 PR rtl-optimization/72855
14938 * df-core.c (df_verify): Turn off DF_VERIFY_SCHEDULED at end.
14940 2016-08-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
14943 * vsx.md (vsx_load_<mode>): For P8LE, emit swaps at expand time.
14944 (vsx_store_<mode>): Likewise.
14946 2015-08-11 H.J. Lu <hongjiu.lu@intel.com>
14948 * config/i386/i386.c (timode_scalar_to_vector_candidate_p): Allow
14949 TImode CONST_WIDE_INT store.
14950 (timode_scalar_chain::convert_insn): Handle CONST_WIDE_INT store.
14952 2015-08-11 H.J. Lu <hongjiu.lu@intel.com>
14954 * config/i386/i386.h (MOVE_MAX_PIECES): Use TImode in 64-bit
14955 mode if unaligned SSE load and store are optimal.
14957 2016-08-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
14959 PR tree-optimization/71083
14960 * tree-predcom.c (ref_at_iteration): Correctly align the
14963 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14965 * config/s390/s390-builtin-types.def: Add INT128 types.
14966 * config/s390/s390-builtins.def: Add INT128 variants for the add
14967 sub low-level builtins dealing with TImode.
14968 * config/s390/s390.c (s390_expand_builtin): Allow mode conversions
14969 via subreg when expanding a builtin.
14970 * config/s390/s390.md: Remove UNSPEC_VEC_ADDC_U128,
14971 UNSPEC_VEC_SUB_U128, and UNSPEC_VEC_SUBC_U128 constants.
14973 * config/s390/vecintrin.h: Adjust builtin names accordingly.
14974 * config/s390/vx-builtins.md ("vec_add_u128"): Remove expander.
14975 ("vec_addc<mode>", "vec_addc_u128"): Merge to
14976 "vacc<bhfgq>_<mode>".
14977 ("vec_adde_u128"): Rename to "vacq". Change mode to TImode.
14978 ("vec_addec_u128"): Rename to "vacccq". Change mode to TImode.
14979 ("vec_subc<mode>", "vec_subc_u128"): Merge to
14980 "vscbi<bhfgq>_<mode>".
14981 ("vec_sube_u128"): Rename to "vsbiq". Change mode to TImode.
14982 ("vec_subec_u128"): Rename to "vsbcbiq". Change mode to TImode.
14984 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14986 * config/s390/s390-builtins.def: Mark last operand of s390_vlvg*
14988 2016-08-11 Bin Cheng <bin.cheng@arm.com>
14990 * config/aarch64/aarch64-simd.md (vcond<mode><mode>): Delete
14991 unused declaration.
14992 (vcond<v_cmp_mixed><mode>): Ditto.
14993 (vcondu<mode><mode>, vcondu<mode><v_cmp_mixed>): Ditto.
14995 2016-08-11 Bin Cheng <bin.cheng@arm.com>
14997 * config/aarch64/aarch64-simd.md (vec_cmp<mode><v_cmp_result>): Init
14998 variable explicitly, also assert on it before use.
15000 2016-08-11 Richard Biener <rguenther@suse.de>
15002 PR tree-optimization/72772
15003 * cfgloopmanip.c (create_preheader): Use split_edge if there
15004 is a single loop entry, avoiding degenerate PHIs.
15006 2016-08-11 Richard Biener <rguenther@suse.de>
15008 * tree-ssa-threadbackward.c (pass_data_thread_jumps): Remove
15009 unconditional TODO_cleanup_cfg.
15010 (pass_thread_jumps::execute): Initialize loops, perform a CFG
15011 cleanup only if we threaded a jump.
15013 2016-08-11 Alan Modra <amodra@gmail.com>
15016 * lra-constraints.c (simplify_operand_subreg): Allow subreg
15017 mode for mem when SLOW_UNALIGNED_ACCESS if inner mode is also
15018 slow. Emit two reloads for slow mem case, first loading in
15019 fast innermode, then converting to required mode.
15021 2016-08-10 Kelvin Nilsen <kelvin@gcc.gnu.org>
15023 * config/rs6000/altivec.h (vec_extract_exp): New macro.
15024 (vec_extract_sig): New macro.
15025 (vec_insert_exp): New macro.
15026 (vec_test_data_class): New macro.
15027 (scalar_extract_exp): New macro.
15028 (scalar_extract_sig): New macro.
15029 (scalar_insert_exp): New macro.
15030 (scalar_test_data_class): New macro.
15031 (scalar_test_neg): New macro.
15032 (scalar_cmp_exp_gt): New macro.
15033 (scalar_cmp_exp_lt): New macro.
15034 (scalar_cmp_exp_eq): New macro.
15035 (scalar_cmp_exp_unordered): New macro.
15036 * config/rs6000/predicates.md (u7bit_cint_operand): New predicate
15037 to enforce constraint that operand is a 7-bit unsigned literal.
15038 * config/rs6000/rs6000-builtin.def (BU_P9V_64BIT_VSX_1): New macro
15039 for power9 built-ins.
15040 (BU_P9V_VSX_2): Likewise.
15041 (BU_P9V_64BIT_VSX_2): Likewise.
15042 (VSEEDP): Add scalar extract exponent support.
15043 (VSEESP): Add scalar extract signature support.
15044 (VSTDCNDP): Add scalar test negative support.
15045 (VSTDCNSP): Likewise.
15046 (VSIEDP): Add scalar insert exponent support.
15047 (VSCEDPGT): Add scalar compare exponent greater than support.
15048 (VSCEDPLT): Add scalar compare exponent less than support.
15049 (VSCEDPEQ): Add scalar compare exponent test-for-equality support.
15050 (VSCEDPUO): Add scalar compare exponent test-for-unordered support.
15051 (VSTDCDP): Add scalar test data class support.
15052 (VSTDCSP): Likewise.
15053 (VSEEDP): Add overload support for scalar extract exponent
15055 (VSESDP): Add overload support for scalar extract signature
15057 (VSTDCN): Add overload support for scalar test negative
15059 (VSTDCNDP): Add overload support for scalar test negative
15061 (VSTDCNSP): Add overload support for scalar test negative
15063 (VSIEDP): Add overload support for scalar insert exponent
15065 (VSTDC): Add overload support for scalar test data class
15067 (VSTDCDP): Add overload support for scalar test data class
15069 (VSTDCSP): Add overload support for scalar test data class
15071 (VSCEDPGT): Add overload support for scalar compare exponent
15072 greater than operation.
15073 (VSCEDPLT): Add overload support for scalar compare exponent
15074 less than operation.
15075 (VSCEDPEQ): Add overload support for scalar compare exponent
15076 test-for-equality operation.
15077 (VSCEDPUO): Add overload support for scalar compare exponent
15078 test-for-unordered operation.
15079 (VEEDP): Add vector extract exponent support.
15081 (VESDP): Add vector extract significand support.
15083 (VIEDP): Add vector insert exponent support.
15085 (VTDCDP): Add vector test data class support.
15086 (VTDCSP): Likewise.
15087 (VES): Add overload support for vector extract significand operation.
15090 (VEE): Add overload support for vector extract exponent operation.
15093 (VTDC): Add overload support for vector test data class operation.
15094 (VTDCDP): Likewise.
15095 (VTDCSP): Likewise.
15096 (VIE): Add overload support for vector insert exponent operation.
15099 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
15100 overloaded binary floating point functions.
15101 (altivec_resolve_overloaded_builtin): Improve error messages to
15102 distinguish between functions not supported in the current
15103 compiler configuration and functions that were invoked with an
15104 invalid parameter combination, and include the built-in function
15105 name in both error messages.
15106 * config/rs6000/rs6000-protos.h (rs6000_overloaded_builtin_name):
15108 * config/rs6000/rs6000.c (rs6000_overloaded_builtin_name): New
15110 (rs6000_expand_binop_builtin): Add check to enforce that argument
15111 2 of the test data class operations is a 7-bit unsigned literal.
15112 (rs6000_invalid_builtin): Add code to issue an error message if a
15113 built-in function that requires the power9_vector and -m32
15114 command-line options is compiled without these options.
15115 * config/rs6000/vsx.md (UNSPEC_VSX_SXEXPDP): New value.
15116 (UNSPEC_VSX_SXSIGDP): New value.
15117 (UNSPEC_VSX_SXSIGPDP): New value.
15118 (UNSPEC_VSX_SIEXPDP): New value.
15119 (UNSPEC_VSX_SCMPEXPDP): New value.
15120 (UNSPEC_VSX_STSTDC): New value.
15121 (UNSPEC_VSX_VXEXP): New value.
15122 (UNSPEC_VSX_VXSIG): New value.
15123 (UNSPEC_VSX_VIEXP): New value.
15124 (UNSPEC_VSX_VTSTDC): New value.
15125 (xsxexpdp): New insn for scalar extract exponent.
15126 (xsxsigdp): New insn for scalar extract significand.
15127 (xsiexpdp): New insn for scalar insert exponent.
15128 (xscmpexpdp_<code>): New expansion for scalar compare exponents.
15129 (*xscmpexpdp): New insn for scalar compare exponents.
15130 (xststdc<Fvsx): New expansion for both single- and
15131 double-precision scalar test data class operations.
15132 (xststdcneg<Fvsx>): New expansion for both single- and
15133 double-precision scalar test for negative value operations.
15134 (*xststdc<Fvsx>): New insn for scalar test data class
15136 (xvxexp<VSs>): New insn for single- and double-precision
15137 vector extract exponent operation.
15138 (xvxsig<VSs>): New insn for single- and double-precision
15139 vector extract significand operation.
15140 (xviexp<VSs>): New insn for single- and double-precision
15141 vector insert exponent operation.
15142 (xvtstdc<VSs>): New insn for single- and double-precision
15143 vector test data class operation.
15144 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
15145 built-in functions to represent the Power9 binary floating-point
15146 support instructions.
15148 2016-08-10 bin cheng <bin.cheng@arm.com>
15150 * doc/sourcebuild.texi (@item vect_cond_mixed): New item.
15152 2016-08-10 Alan Lawrence <alan.lawrence@arm.com>
15153 Renlin Li <renlin.li@arm.com>
15154 Bin Cheng <bin.cheng@arm.com>
15156 * config/aarch64/iterators.md (V_cmp_mixed, v_cmp_mixed): New.
15157 * config/aarch64/aarch64-simd.md (<su><maxmin>v2di3): Call
15158 gen_vcondv2div2di instead of gen_aarch64_vcond_internalv2div2di.
15159 (aarch64_vcond_internal<mode><mode>): Delete pattern.
15160 (aarch64_vcond_internal<VDQF_COND:mode><VDQF:mode>): Ditto.
15161 (vcond<v_cmp_result><mode>): Ditto.
15162 (vcond<mode><mode>): Re-implement using vec_cmp and vcond_mask.
15163 (vcondu<mode><mode>): Ditto.
15164 (vcond<v_cmp_mixed><mode>): New pattern.
15165 (vcondu<mode><v_cmp_mixed>): New pattern.
15166 (aarch64_cmtst<mode>): Revise comment using aarch64_vcond instead
15167 of aarch64_vcond_internal.
15169 2016-08-10 Alan Lawrence <alan.lawrence@arm.com>
15170 Renlin Li <renlin.li@arm.com>
15171 Bin Cheng <bin.cheng@arm.com>
15173 * config/aarch64/aarch64-simd.md (vec_cmp<mode><mode>): New pattern.
15174 (vec_cmp<mode><v_cmp_result>): New pattern.
15175 (vec_cmpu<mode><mode>): New pattern.
15176 (vcond_mask_<mode><v_cmp_result>): New pattern.
15178 2016-08-10 Yuri Rumyantsev <ysrumyan@gmail.com>
15180 PR tree-optimization/71734
15181 * tree-ssa-loop-im.c (ref_indep_loop_p): Add new argument
15182 REF_LOOP, invoke ref_indep_loop_p_1.
15183 (outermost_indep_loop): Pass LOOP argumnet where REF was defined
15184 to ref_indep_loop_p.
15185 (ref_indep_loop_p_1): Fix commentary, add argument REF_LOOP,
15186 combine it with ref_indep_lopp_p_2, update SAFELEN if only REF
15187 is inside LOOP, do not cache dpendence value for loops with
15189 (ref_indep_loop_p_2): Delete function.
15190 (can_sm_ref_p): Pass LOOP as additional argument to
15193 2016-08-10 Michael Meissner <meissner@linux.vnet.ibm.com>
15196 * config/rs6000/rs6000.c (mem_operand_ds_form): Add check for op
15197 being an offsettable address.
15199 2016-08-10 Martin Liska <mliska@suse.cz>
15201 PR gcov-profile/58306
15202 * tree-profile.c (gimple_init_edge_profiler): Create conditionally
15203 atomic variants of profile update functions.
15205 2016-08-10 Martin Liska <mliska@suse.cz>
15207 Cherry picked (and modified) from google-4_7 branch
15208 2012-12-26 Rong Xu <xur@google.com>
15209 * common.opt (fprofile-update): Add new flag.
15210 * coretypes.h: Define enum profile_update.
15211 * doc/invoke.texi: Document -fprofile-update.
15212 * gcov-io.h: Declare GCOV_TYPE_ATOMIC_FETCH_ADD and
15213 GCOV_TYPE_ATOMIC_FETCH_ADD_FN.
15214 * tree-profile.c (gimple_init_edge_profiler): Generate
15215 also atomic profiler update.
15216 (gimple_gen_edge_profiler): Likewise.
15218 2016-08-10 David Malcolm <dmalcolm@redhat.com>
15220 * toplev.c (finalize): Set aux_info_file, asm_out_file, and
15221 stack_usage_file to NULL after fclose calls.
15223 2016-08-10 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
15226 * reload.c (push_reload): Compute subreg_in_class for
15227 subregs of constants and plus expressions. Remove special
15228 handling of SYMBOL_REFs.
15230 2016-08-10 Alan Modra <amodra@gmail.com>
15233 * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Return
15234 SImode for TARGET_E500_DOUBLE when given SImode.
15236 2016-08-09 David Wohlferd <dw@LimeGreenSocks.com>
15238 * config/i3836/avx512fintrin.h (_mm512_cvtsepi64_epi32): Remove
15239 unused variable __O.
15241 2016-08-09 Martin Liska <mliska@suse.cz>
15243 * doc/gcov.texi: Change _gcov_dump to __gcov_dump and
15244 _gcov_reset to __gcov_reset.
15245 * doc/gcov-tool.texi: Fix typo.
15247 2016-08-09 Martin Liska <mliska@suse.cz>
15249 * value-prof.c (gimple_divmod_values_to_profile): Do not
15250 instrument MOD histogram if a value is not a SSA name.
15252 2016-08-09 Martin Liska <mliska@suse.cz>
15254 * value-prof.c (dump_histogram_value): Swap pow2 and non-pow2
15257 2016-08-09 Renlin Li <renlin.li@arm.com>
15259 PR middle-end/64971
15260 * calls.c (prepare_call_address): Convert funexp to Pmode when
15262 * config/aarch64/aarch64.md (sibcall): Remove fix for PR 64971.
15263 (sibcall_value): Likewise.
15265 2016-08-09 Marek Polacek <polacek@redhat.com>
15268 * cselib.c (cselib_expand_value_rtx_1): Add return.
15269 * gengtype.c (dbgprint_count_type_at): Likewise.
15270 * hsa-gen.c (gen_hsa_insn_for_internal_fn_call): Likewise.
15271 * reg-stack.c (get_true_reg): Restructure to avoid fallthrough warning.
15273 2016-08-09 Martin Jambor <mjambor@suse.cz>
15276 * ipa-polymorphic-call.c (get_dynamic_type): Bail out gracefully
15277 if instance is a MEM_REF.
15279 2016-08-09 Uros Bizjak <ubizjak@gmail.com>
15282 * config/i386/i386.md (*movtf_internal): Use
15283 lra_in_progress || reload_completed instead of !can_create_pseudo_p
15284 in the insn constraint.
15285 (*movxf_internal): Ditto.
15286 (*movdf_internal): Ditto.
15287 (*movsf_internal): Ditto.
15289 2016-08-09 Bin Cheng <bin.cheng@arm.com>
15291 PR tree-optimization/72772
15292 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
15295 2016-08-09 Bin Cheng <bin.cheng@arm.com>
15297 PR tree-optimization/72772
15298 * tree-ssa-loop-niter.h (simplify_using_initial_conditions): Delete
15300 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Delete
15301 parameter STOP and update calls. Move expand_simple_operations
15302 function call from here...
15303 (simplify_using_initial_conditions): ...to here. Delete parameter
15305 (tree_simplify_using_condition): Delete parameter STOP.
15306 * tree-scalar-evolution.c (simple_iv_with_niters): Update call to
15307 simplify_using_initial_conditions.
15309 2016-08-09 Matthew Fortune <matthew.fortune@imgtec.com>
15312 * config/mips/mips.c (mips_atomic_assign_expand_fenv):
15313 Use create_tmp_var_raw instead of create_tmp_var.
15315 2016-08-09 Richard Biener <rguenther@suse.de>
15317 * tree-ssa-threadbackward.c (profitable_jump_thread_path):
15318 Treat same SSA names related.
15320 2016-08-09 Jakub Jelinek <jakub@redhat.com>
15322 PR tree-optimization/72824
15323 * tree-loop-distribution.c (const_with_all_bytes_same): Verify
15324 real_zerop is not negative.
15326 2016-08-09 Richard Biener <rguenther@suse.de>
15328 PR tree-optimization/71802
15329 * tree-cfgcleanup.c (cleanup_tree_cfg_bb): Make sure to catch
15330 all merge opportunities with the predecessor.
15332 2016-08-09 Richard Biener <rguenther@suse.de>
15335 * ipa-prop.c (ipa_modify_formal_parameters): Build
15336 parameter types with natural alignment also for the
15339 2016-08-08 Andi Kleen <ak@linux.intel.com>
15341 * tree-vrp.c (get_single_symbol): Always initialize inv and neg.
15343 2016-08-08 David Malcolm <dmalcolm@redhat.com>
15346 * langhooks-def.h (LANG_HOOKS_RUN_LANG_SELFTESTS): New default
15347 do-nothing langhook.
15348 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_RUN_LANG_SELFTESTS.
15349 * langhooks.h (struct lang_hooks): Add run_lang_selftests.
15350 * selftest-run-tests.c: Include "tree.h" and "langhooks.h".
15351 (selftest::run_tests): Call lang_hooks.run_lang_selftests.
15353 2016-08-08 David Malcolm <dmalcolm@redhat.com>
15356 * input.c: Ensure that HAVE_ICONV is defined.
15358 2016-08-08 Jakub Jelinek <jakub@redhat.com>
15360 PR middle-end/72781
15361 * omp-low.c (lower_lastprivate_clauses): Set TREE_NO_WARNING on the
15362 private vars for lastprivate and for linear iterator.
15364 PR middle-end/68762
15365 * omp-simd-clone.c: Include varasm.h.
15366 (simd_clone_create): Copy over DECL_COMDAT, DECL_WEAK, DECL_EXTERNAL,
15367 DECL_VISIBILITY, DECL_VISIBILITY_SPECIFIED, DECL_DLLIMPORT_P and for
15368 DECL_ONE_ONLY call make_decl_one_only. Fix up spelling in comment and
15369 update function name.
15371 2016-07-29 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
15373 * config/avr/driver-avr.c (specfiles_doc_url): Remove.
15374 (avr_diagnose_devicespecs_error): Remove.
15375 (avr_devicespecs_file): Remove composing absolute path for specfile
15376 and its verbose info. Remove conditions to check specs-file,
15378 2016-08-08 Jakub Jelinek <jakub@redhat.com>
15380 PR rtl-optimization/72821
15381 * lra-spills.c (regno_in_use_p): Don't use BLOCK_FOR_INSN on barriers,
15382 just return false for them.
15384 2016-08-08 Alan Modra <amodra@gmail.com>
15387 * config/rs6000/rs6000.c (toc_relative_expr_p): Allow (lo_sum (high))
15388 toc refs created during reload. Update function comment.
15390 2016-08-08 Alan Modra <amodra@gmail.com>
15393 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Sort
15394 alternatives. Put loads first, then stores, and reg/reg moves
15395 within same class later. Delete attr length.
15397 2016-08-08 Alan Modra <amodra@gmail.com>
15400 * config/rs6000/rs6000.c (mem_operand_gpr): Remove vsx dform test.
15401 (mem_operand_ds_form): New predicate.
15402 * config/rs6000/rs6000-protos.h (mem_operand_ds_form): Declare.
15403 * config/rs6000/constraints.md (wY): Use mem_operand_df_form.
15404 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): Delete.
15405 * config/rs6000/rs6000.md (f32_lm2, f32_sm2): Use wY for SF.
15406 (extendsfdf2_fpr): Replace o constraint with wY.
15408 2016-08-07 Jan Hubicka <hubicka@ucw.cz>
15410 * tree-ssa-threadbackward.c: Include tree-inline.h
15411 (profitable_jump_thread_path): Use estimate_num_insns to estimate
15412 size of copied block; for cold paths reduce duplication.
15413 (find_jump_threads_backwards): Remove redundant tests.
15414 (pass_thread_jumps::gate): Enable for -Os.
15416 2016-08-07 Jakub Jelinek <jakub@redhat.com>
15419 * stor-layout.c (layout_decl): Fix up formatting.
15420 (relayout_decl): Allow DECL to be FIELD_DECL.
15422 2016-08-07 Alan Modra <amodra@gmail.com>
15424 * config/rs6000/rs6000.md (fix_trunc<mode>si2): Fix mode of reg.
15426 2016-08-07 Kugan Vivekanandarajah <kuganv@linaro.org>
15428 * data-streamer-in.c (streamer_read_wide_int): New.
15429 (streamer_read_widest_int): Renamed function.
15430 * data-streamer-out.c (streamer_write_wide_int): New
15431 (streamer_write_widest_int): Renamed function.
15432 * lto-streamer-in.c (streamer_read_wi): Renamed and moved to
15434 (input_cfg): Call renamed function.
15435 * lto-streamer-out.c (streamer_write_wi): Renamed and moved to
15437 (output_cfg): Call renamed function.
15438 * data-streamer.h: Add declarations.
15440 2016-08-08 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
15442 * tree-ssa-ccp.c (extend_mask): New param sgn.
15443 Remove ORing with wi::mask.
15444 (get_default_value): Adjust call to extend_mask to pass sign.
15445 (evaluate_stmt): Likewise.
15447 2016-08-06 Jakub Jelinek <jakub@redhat.com>
15449 * gcov.c (handle_cycle): Use INTTYPE_MAXIMUM (int64_t) instead of
15452 2016-08-06 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
15454 * match.pd ((intptr_t) x eq/ne CST to x eq/ne (typeof x) cst): Disable
15455 transform if operand's type is pointer to function or method.
15457 2016-08-05 Patrick Palka <ppalka@gcc.gnu.org>
15459 PR tree-optimization/18046
15460 * tree-ssa-threadedge.c: Include cfganal.h.
15461 (simplify_control_statement_condition): If simplifying a
15462 GIMPLE_SWITCH, replace the index operand of the GIMPLE_SWITCH
15463 with the dominating ASSERT_EXPR before handing it off to VRP.
15464 Mention that a CASE_LABEL_EXPR may be returned.
15465 (thread_around_empty_blocks): Adjust to handle
15466 simplify_control_statement_condition() returning a
15468 (thread_through_normal_block): Likewise.
15469 * tree-vrp.c (simplify_stmt_for_jump_threading): Simplify
15470 a switch statement by trying to determine which case label
15473 2016-08-05 Vladimir Makarov <vmakarov@redhat.com>
15475 PR rtl-optimization/69847
15476 * lra-constraints.c (process_invariant_for_inheritance): Save
15477 pattern instead of src.
15478 (remove_inheritance_pseudos): Use the pattern. Add assert.
15480 2016-08-05 David Malcolm <dmalcolm@redhat.com>
15482 * input.c (string_concat::string_concat): New constructor.
15483 (string_concat_db::string_concat_db): New constructor.
15484 (string_concat_db::record_string_concatenation): New method.
15485 (string_concat_db::get_string_concatenation): New method.
15486 (string_concat_db::get_key_loc): New method.
15487 (class auto_cpp_string_vec): New class.
15488 (get_substring_ranges_for_loc): New function.
15489 (get_source_range_for_substring): New function.
15490 (get_num_source_ranges_for_substring): New function.
15491 (class selftest::lexer_test_options): New class.
15492 (struct selftest::lexer_test): New struct.
15493 (class selftest::ebcdic_execution_charset): New class.
15494 (selftest::ebcdic_execution_charset::s_singleton): New variable.
15495 (selftest::lexer_test::lexer_test): New constructor.
15496 (selftest::lexer_test::~lexer_test): New destructor.
15497 (selftest::lexer_test::get_token): New method.
15498 (selftest::assert_char_at_range): New function.
15499 (ASSERT_CHAR_AT_RANGE): New macro.
15500 (selftest::assert_num_substring_ranges): New function.
15501 (ASSERT_NUM_SUBSTRING_RANGES): New macro.
15502 (selftest::assert_has_no_substring_ranges): New function.
15503 (ASSERT_HAS_NO_SUBSTRING_RANGES): New macro.
15504 (selftest::test_lexer_string_locations_simple): New function.
15505 (selftest::test_lexer_string_locations_ebcdic): New function.
15506 (selftest::test_lexer_string_locations_hex): New function.
15507 (selftest::test_lexer_string_locations_oct): New function.
15508 (selftest::test_lexer_string_locations_letter_escape_1): New function.
15509 (selftest::test_lexer_string_locations_letter_escape_2): New function.
15510 (selftest::test_lexer_string_locations_ucn4): New function.
15511 (selftest::test_lexer_string_locations_ucn8): New function.
15512 (selftest::uint32_from_big_endian): New function.
15513 (selftest::test_lexer_string_locations_wide_string): New function.
15514 (selftest::uint16_from_big_endian): New function.
15515 (selftest::test_lexer_string_locations_string16): New function.
15516 (selftest::test_lexer_string_locations_string32): New function.
15517 (selftest::test_lexer_string_locations_u8): New function.
15518 (selftest::test_lexer_string_locations_utf8_source): New function.
15519 (selftest::test_lexer_string_locations_concatenation_1): New
15521 (selftest::test_lexer_string_locations_concatenation_2): New
15523 (selftest::test_lexer_string_locations_concatenation_3): New
15525 (selftest::test_lexer_string_locations_macro): New function.
15526 (selftest::test_lexer_string_locations_stringified_macro_argument):
15528 (selftest::test_lexer_string_locations_non_string): New function.
15529 (selftest::test_lexer_string_locations_long_line): New function.
15530 (selftest::test_lexer_char_constants): New function.
15531 (selftest::input_c_tests): Call the new test functions once per
15532 case within the line_table test matrix.
15533 * input.h (struct string_concat): New struct.
15534 (struct location_hash): New struct.
15535 (class string_concat_db): New class.
15536 * substring-locations.h: New header.
15538 2016-08-05 Patrick Palka <ppalka@gcc.gnu.org>
15540 PR tree-optimization/72810
15541 * tree-vrp.c (simplify_switch_using_ranges): Avoid changing
15542 the type of the case labels when truncating.
15544 2016-08-05 James Greenhalgh <james.greenhalgh@arm.com>
15547 * config/aarch64/aarch64.h (aarch64_fp16_type_node): Declare.
15548 (aarch64_fp16_ptr_type_node): Likewise.
15549 * config/aarch64/aarch64-simd-builtins.c
15550 (aarch64_fp16_ptr_type_node): Define.
15551 (aarch64_init_fp16_types): New, refactored out of...
15552 (aarch64_init_builtins): ...here, update to call
15553 aarch64_init_fp16_types.
15554 * config/aarch64/aarch64.c (aarch64_gimplify_va_arg_expr): Handle
15556 (aapcs_vfp_sub_candidate): Likewise.
15558 2016-08-05 Martin Liska <mliska@suse.cz>
15559 Joshua Cranmer <Pidgeot18@gmail.com>
15561 * gcov.c (line_t::has_block): New function.
15562 (enum loop_type): New enum.
15563 (handle_cycle): New function.
15564 (unblock): Likewise.
15565 (circuit): Likewise.
15566 (get_cycles_count): Likewise.
15567 (accumulate_line_counts): Use new loop detection algorithm.
15569 2016-08-05 Martin Liska <mliska@suse.cz>
15571 * gcov.c (output_intermediate_file): Rename
15572 function_info::line_next to next_file_fn.
15573 (process_file): Likewise.
15574 (read_graph_file): Likewise.
15575 (accumulate_line_counts): Likewise.
15576 (output_lines): Likewise.
15578 2016-08-05 Richard Biener <rguenther@suse.de>
15580 * tree-ssa-threadupdate.c (thread_block_1): Remove unnecessary
15581 restriction on threading to a loop header.
15583 2016-08-05 Richard Biener <rguenther@suse.de>
15585 * tree-cfgcleanup.c (tree_forwarder_block_p): Use bb_loop_header_p.
15586 * cfghooks.c (force_nonfallthru): If we ended up splitting a latch
15587 adjust loop info accordingly.
15589 2016-08-05 Kugan Vivekanandarajah <kuganv@linaro.org>
15591 * tree-vrp.c (extract_range_basic): Check cfun->after_inlining
15592 before folding call to __builtin_constant_p with parameters to false.
15594 2016-08-05 Alan Modra <amodra@gmail.com>
15596 * config/rs6000/rs6000.c (rs6000_preferred_reload_class): Delete
15597 code accidentally committed 2016-05-02 providing class when given
15600 2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
15602 * tree-vrp.c (simplify_switch_using_ranges): Try to truncate
15603 the case label ranges that partially overlap with OP's value
15606 2016-08-04 Uros Bizjak <ubizjak@gmail.com>
15609 * config/i386/avx512fintrin.h (_mm512_cmp_epi32_mask) [!__OPTIMIZE__]:
15610 Cast builtin function result to __mmask16 instead of __mmask8.
15611 (_mm512_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto.
15612 (_mm512_mask_cmp_epi32_mask) [!__OPTIMIZE__]: Ditto.
15613 (_mm512_mask_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto.
15615 2016-08-04 David Malcolm <dmalcolm@redhat.com>
15617 * selftest.h (ASSERT_TRUE): Reimplement in terms of...
15618 (ASSERT_TRUE_AT): New macro.
15619 (ASSERT_FALSE): Reimplement in terms of...
15620 (ASSERT_FALSE_AT): New macro.
15621 (ASSERT_STREQ_AT): Fix typo in comment.
15623 2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
15625 * gimple.c (preprocess_case_label_vec_for_gimple): When the case
15626 labels are exhaustive, designate the label with the widest
15627 range to be the default label.
15629 2016-08-04 Andrew Pinski <apinski@cavium.com>
15631 * config/aarch64/aarch64.c (thunderx_vector_cost): New variable.
15632 (thunderx_tunings): Use thunderx_vector_cost instead of
15633 generic_vector_cost.
15635 2016-08-04 Martin Liska <mliska@suse.cz>
15637 * gcov.c (main): Fix GNU coding style.
15638 (output_intermediate_file): Likewise.
15639 (process_file): Likewise.
15640 (generate_results): Likewise.
15641 (release_structures): Likewise.
15642 (create_file_names): Likewise.
15643 (find_source): Likewise.
15644 (read_graph_file): Likewise.
15645 (find_exception_blocks): Likewise.
15646 (canonicalize_name): Likewise.
15647 (make_gcov_file_name): Likewise.
15648 (mangle_name): Likewise.
15649 (accumulate_line_counts): Likewise.
15650 (output_branch_count): Likewise.
15651 (read_line): Likewise.
15653 2016-08-04 Bernd Edlinger <bernd.edlinger@hotmail.de>
15655 PR rtl-optimization/71779
15656 * emit-rtl.c (set_reg_attrs_from_value): Only propagate REG_POINTER,
15657 if the value was sign-extended according to POINTERS_EXTEND_UNSIGNED
15658 or if it was truncated.
15660 PR rtl-optimization/70903
15661 * cse.c (cse_insn): If DEST is a paradoxical SUBREG, don't record DEST.
15663 2016-08-04 Kugan Vivekanandarajah <kuganv@linaro.org>
15665 * tree-inline.c (remap_ssa_name): Check for POINTER_TYPE_P before
15666 accessing SSA_NAME_PTR_INFO.
15668 2016-08-04 Georg-Johann Lay <avr@gjlay.de>
15671 * common/config/avr/avr-common.c (avr_option_optimization_table)
15672 [OPT_LEVELS_ALL]: Turn off -fcaller-saves.
15674 2016-08-04 Georg-Johann Lay <avr@gjlay.de>
15677 * config/avr/avr.md: New pattern to work around do_store_flag
15678 generating shift instructions for bit extractions.
15680 2016-08-04 Kugan Vivekanandarajah <kuganv@linaro.org>
15682 * tree-vrp.c (set_value_range): Use vrp_equiv_obstack with
15684 (add_equivalence): Likewise.
15685 (get_value_range): Allocate value range with vrp_value_range_pool.
15686 (vrp_initialize): Initialize vrp_equiv_obstack for equiv allocation.
15687 (vrp_finalize): Relase vrp_equiv_obstack and vrp_value_range_pool.
15689 2016-08-03 Peter Bergner <bergner@vnet.ibm.com>
15691 * config/rs6000/rs6000.c (rs6000_option_override_internal): Make LRA
15692 the default for the rs6000 port.
15694 2016-08-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
15696 PR middle-end/71876
15697 * calls.c (special_function_p): Remove special handling of
15698 "setjmp_syscall", "qsetjmp", "longjmp", "siglongjmp" and the
15699 prefix "__x". Recognize "savectx", "vfork" and "getcontext" only
15700 without prefix. Remove potentially unsafe ECF_LEAF and ECF_NORETURN.
15702 2016-08-03 Vladimir Makarov <vmakarov@redhat.com>
15704 PR middle-end/72778
15705 * lra-spills.c (regno_in_use_p): Check bb and regno modification.
15706 Don't stop on regular insns.
15708 2016-08-03 Nathan Sidwell <nathan@codesourcery.com>
15710 * config/nvptx/nvptx.c (nvptx_declare_function_name): Round frame
15711 size to DImode boundary.
15712 (nvptx_propagate): Likewise.
15714 2016-08-03 Alan Modra <amodra@gmail.com>
15716 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Make scalar
15717 float access depend on TARGET_EFFICIENT_UNALIGNED_VSX.
15718 * config/rs6000/rs6000.opt (-mefficient-unaligned-vsx): Renamed
15719 from -mefficient-unaligned-vector. Note that this affects fp too.
15721 2016-08-03 Alan Modra <amodra@gmail.com>
15723 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make unaligned mem
15726 2016-08-03 Alan Modra <amodra@gmail.com>
15728 * config/rs6000/rs6000.md (fix_trunc<mode>si2): Force source operand
15729 to a reg. Localize vars.
15731 2016-08-03 Alan Modra <amodra@gmail.com>
15733 * config/rs6000/rs6000.opt: Remove negatives from help strings
15736 2016-08-03 Alan Modra <amodra@gmail.com>
15738 * config/rs6000/rs6000.c (rs6000_secondary_reload_direct_move):
15739 Delete duplicated code.
15741 2016-08-02 Vladimir Makarov <vmakarov@redhat.com>
15743 PR middle-end/72778
15744 * lra-spills.c (regno_in_use_p): New.
15745 (lra_final_code_change): Use it.
15747 2016-08-02 Vladimir Makarov <vmakarov@redhat.com>
15749 PR rtl-optimization/69847
15750 * lra-int.h (struct lra-reg): Use restore_rtx instead of
15752 (lra_rtx_hash): New.
15753 * lra.c (initialize_lra_reg_info_element): Use restore_rtx instead
15755 (lra_rtx_hash): Rename and move lra-remat.c::rtx_hash.
15756 * lra-remat.c (rtx_hash): Rename and Move to lra.c.
15757 * lra-spills.c (lra_final_code_change): Don't delete insn when the
15758 next insn is USE with the same reg as the current insn source.
15759 * lra-constraints.c (curr_insn_transform): Use restore_rtx instead
15761 (lra_constraints_init): Call initiate_invariants.
15762 (lra_constraints_finish): Call finish_invariants.
15763 (struct invariant, invariant_t, invariant_ptr_t): New.
15764 (const_invariant_ptr_t, invariants, invariants_pool): New.
15765 (invariant_table, invariant_hash, invariant_eq_p): New.
15766 (insert_invariant, initiate_invariants, finish_invariants): New.
15767 (clear_invariants, invalid_invariant_regs): New.
15768 (inherit_reload_reg, split_reg, fix_bb_live_info): Use restore_rtx
15769 instead of restore_regno.
15770 (invariant_p, process_invariant_for_inheritance): New.
15771 (inherit_in_ebb): Implement invariant inheritance.
15772 (lra_inheritance): Initialize and finalize invalid_invariant_regs.
15773 (remove_inheritance_pseudos): Implement undoing invariant
15775 (undo_optional_reloads, lra_undo_inheritance): Use restore_rtx
15776 instead of restore_regno.
15777 * lra-assigns.c (regno_live_length): New.
15778 (reload_pseudo_compare_func): Use regno_live_length.
15779 (assign_by_spills): Use restore_rtx instead of restore_regno.
15780 (lra_assign): Ditto. Initiate regno_live_length.
15782 2016-02-08 James Greenhalgh <james.greenhalgh@arm.com>
15784 * config/aarch64/arm_neon.h (vminnm_f64): Add back missing 'f' from
15785 __builtin_aarch64_fmindf.
15787 2016-08-02 Bin Cheng <bin.cheng@arm.com>
15789 PR tree-optimization/34114
15790 * tree-ssa-loop-niter.c (number_of_iterations_ne): Prove no-overflow
15791 information for more control IVs.
15793 2016-08-02 Bin Cheng <bin.cheng@arm.com>
15795 PR tree-optimization/34114
15796 * fold-const.c (multiple_of_p): Improve MULT_EXPR, PLUS_EXPR,
15797 PLUS_EXPR case. Handle SSA_NAME case.
15799 2016-08-02 Tamar Christina <tamar.christina@arm.com>
15801 * config/aarch64/aarch64-simd-builtins.def
15802 (__builtin_aarch64_fmindf): Change BUILTIN_VDQF to BUILTIN_VDQF_DF.
15803 (__builtin_aarch64_fmaxdf): Likewise.
15804 (__builtin_aarch64_smin_nandf): Likewise.
15805 (__builtin_aarch64_smax_nandf): Likewise.
15806 * config/aarch64/aarch64-simd.md (<fmaxmin><mode>3): Remove.
15807 * config/aarch64/aarch64.md (<fmaxmin><mode>3): Rename to...
15808 (<fmaxmin><mode>3): ...this.
15809 * config/aarch64/arm_neon.h (vmaxnm_f64): New.
15810 (vminnm_f64): Likewise.
15811 (vmin_f64): Likewise.
15812 (vmax_f64): Likewise.
15813 * config/aarch64/iterators.md (FMAXMIN): Merge with...
15814 (FMAXMIN_UNS): ...this.
15815 (fmaxmin): Merged with
15816 (fmaxmin_op): ...this...
15817 (maxmin_uns_op): ...in to this.
15819 2016-08-01 Michael Meissner <meissner@linux.vnet.ibm.com>
15821 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
15822 Add support for vec_extract on vector float, vector int, vector
15823 short, and vector char vector types.
15824 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
15825 vector float, vector int, vector short, and vector char
15826 optimizations on 64-bit ISA 2.07 systems for both constant and
15827 variable element numbers.
15828 (rs6000_split_vec_extract_var): Likewise.
15829 * config/rs6000/vsx.md (vsx_xscvspdp_scalar2): Allow SFmode to be
15830 Altivec registers on ISA 2.07 and above.
15831 (vsx_extract_v4sf): Delete alternative that hard coded element 0,
15832 which never was matched due to the split occuring before register
15833 allocation (and the code would not have worked on little endian
15834 systems if it did match). Allow extracts to go to the Altivec
15835 registers if ISA 2.07 (power8). Change from using "" around the
15836 C++ code to using {}'s.
15837 (vsx_extract_v4sf_<mode>_load): New insn to optimize vector float
15838 vec_extracts when the vector is in memory.
15839 (vsx_extract_v4sf_var): New insn to optimize vector float
15840 vec_extracts when the element number is variable on 64-bit ISA
15842 (vsx_extract_<mode>, VSX_EXTRACT_I iterator): Add optimizations
15843 for 64-bit ISA 2.07 as well as ISA 3.0.
15844 (vsx_extract_<mode>_p9, VSX_EXTRACT_I iterator): Likewise.
15845 (vsx_extract_<mode>_p8, VSX_EXTRACT_I iterator): Likewise.
15846 (vsx_extract_<mode>_load, VSX_EXTRACT_I iterator): New insn to
15847 optimize vector int, vector short, and vector char vec_extracts
15848 when the vector is in memory.
15849 (vsx_extract_<mode>_var, VSX_EXTRACT_I iterator): New insn to
15850 optimize vector int, vector short, and vector char vec_extracts
15851 when the element number is variable.
15853 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
15856 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): Use a value that
15857 does not overlap with other symbol flags.
15859 2016-08-01 Wilco Dijkstra <wdijkstr@arm.com>
15861 * config/aarch64/aarch64.h (aarch64_frame):
15862 Remove padding0 and hardfp_offset. Add locals_offset,
15863 initial_adjust, callee_adjust, callee_offset and final_adjust.
15864 * config/aarch64/aarch64.c (aarch64_layout_frame):
15865 Remove unused padding0 and hardfp_offset initializations.
15866 Choose frame layout and set frame variables accordingly.
15867 Use INVALID_REGNUM instead of FIRST_PSEUDO_REGISTER.
15868 (aarch64_push_regs): Use INVALID_REGNUM, not FIRST_PSEUDO_REGISTER.
15869 (aarch64_pop_regs): Likewise.
15870 (aarch64_expand_prologue): Remove all decision code, just emit
15871 prolog according to frame variables.
15872 (aarch64_expand_epilogue): Remove all decision code, just emit
15873 epilog according to frame variables.
15874 (aarch64_initial_elimination_offset): Use offset to local/arg area.
15876 2015-08-01 H.J. Lu <hongjiu.lu@intel.com>
15879 * config/i386/i386.c (timode_scalar_chain::convert_insn): Call
15880 fix_debug_reg_uses after changing source register mode to
15881 V1TImode if source register is undefined.
15883 2015-08-01 Alan Hayward <alan.hayward@arm.com>
15885 PR tree-optimization/71818
15886 * tree-vect-loop-manip.c (vect_can_advance_ivs_p): Don't advance IVs
15887 with non invariant evolutions
15889 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
15892 * config/avr/avr.md (length) [branch]: Correct insn length
15893 attribute for forward branches.
15895 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
15897 * doc/extend.texi (AVR Built-in Functions): Document
15898 __builtin_avr_nops.
15899 * config/avr/builtins.def (NOPS): New.
15900 * config/avr/avr.c (avr_expand_nops): New static function.
15901 (avr_expand_builtin): Use it to handle AVR_BUILTIN_NOPS.
15903 2016-08-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15905 * config/aarch64/aarch64.c (aarch64_classify_address): Use DImode when
15906 performing aarch64_offset_7bit_signed_scaled_p check for TImode LDP/STP
15909 2016-08-01 Virendra Pathak <virendra.pathak@broadcom.com>
15911 * config/aarch64/aarch64.c (vulcan_tunings): Update
15912 vulcan L1 cache_line_size.
15914 2016-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
15916 * config/rs6000/rs6000-protos.h (rs6000_adjust_vec_address): New
15917 function that takes a vector memory address, a hard register, an
15918 element number and a temporary base register, and recreates an
15919 address that points to the appropriate element within the vector.
15920 * config/rs6000/rs6000.c (rs6000_adjust_vec_address): Likewise.
15921 (rs6000_split_vec_extract_var): Add support for the target of a
15922 vec_extract with variable element number being a scalar memory
15924 (rtx_is_swappable_p): VLSO insns (UNSPEC_VSX_VSLOW) are not
15926 * config/rs6000/vsx.md (vsx_extract_<mode>_load): Replace
15927 vsx_extract_<mode>_load insn with a new insn that optimizes
15928 storing either element to a memory location, using scratch
15929 registers to pick apart the vector and reconstruct the address.
15930 (vsx_extract_<P:mode>_<VSX_D:mode>_load): Likewise.
15931 (vsx_extract_<mode>_store): Rework alternatives to more correctly
15932 support Altivec registers. Add support for ISA 3.0 Altivec d-form
15934 (vsx_extract_<mode>_var): Add support for extracting a variable
15935 element number from memory.
15937 2016-07-29 Georg-Johann Lay <avr@gjlay.de>
15939 * config/avr/avr.c (avr_out_compare): Use const0_rtx instead of 0
15940 when testing for compares against constants of the form 0xabab.
15942 2016-07-29 Bin Cheng <bin.cheng@arm.com>
15944 PR tree-optimization/57558
15945 * tree-vect-loop-manip.c (vect_create_cond_for_niters_checks): New
15947 (vect_loop_versioning): Support versioning with niter assumptions.
15948 * tree-vect-loop.c (tree-ssa-loop.h): Include header file.
15949 (vect_get_loop_niters): New parameter. Reimplement to support
15950 assumptions in loop niter info.
15951 (vect_analyze_loop_form_1, vect_analyze_loop_form): Ditto.
15952 (new_loop_vec_info): Init LOOP_VINFO_NITERS_ASSUMPTIONS.
15953 (vect_estimate_min_profitable_iters): Use LOOP_REQUIRES_VERSIONING.
15954 Support loop versioning for niters.
15955 * tree-vectorizer.c (tree-ssa-loop-niter.h): Include header file.
15956 (vect_free_loop_info_assumptions): New function.
15957 (vectorize_loops): Free loop niter info for loops with flag
15958 LOOP_F_ASSUMPTIONS set if vectorization failed.
15959 * tree-vectorizer.h (struct _loop_vec_info): New field
15960 num_iters_assumptions.
15961 (LOOP_VINFO_NITERS_ASSUMPTIONS): New macro.
15962 (LOOP_REQUIRES_VERSIONING_FOR_NITERS): New macro.
15963 (LOOP_REQUIRES_VERSIONING): New macro.
15964 (vect_free_loop_info_assumptions): New decl.
15966 2016-07-29 Bin Cheng <bin.cheng@arm.com>
15968 * cfgloop.h (struct loop): New field constraints.
15969 (LOOP_C_INFINITE, LOOP_C_FINITE): New macros.
15970 (loop_constraint_set, loop_constraint_clr, loop_constraint_set_p): New
15972 * cfgloop.c (alloc_loop): Initialize new field.
15973 * cfgloopmanip.c (copy_loop_info): Copy constraints.
15974 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions):
15975 Adjust niter analysis wrto loop constraints.
15976 * doc/loop.texi (@node Number of iterations): Add description for loop
15979 2016-07-29 Marek Polacek <polacek@redhat.com>
15982 * config/i386/i386.c (ix86_expand_args_builtin): Add break.
15983 (ix86_expand_round_builtin): Likewise.
15985 2016-07-29 Segher Boessenkool <segher@kernel.crashing.org>
15986 Georg-Johann Lay <avr@gjlay.de>
15988 PR rtl-optimization/71976
15989 * combine.c (get_last_value): Return 0 if the argument for which
15990 the function is called has a wider mode than the recorded value.
15992 2016-07-29 Marek Polacek <polacek@redhat.com>
15995 * config/rs6000/rs6000.c (altivec_expand_ld_builtin): Add break.
15996 (altivec_expand_st_builtin): Likewise.
15998 2016-07-29 Georg-Johann Lay <avr@gjlay.de>
16000 * config/avr/avr.md (addqi3) [cc]: Revert glitch in insn attribute
16001 introduced in r238381.
16003 2016-07-29 Kugan Vivekanandarajah <kuganv@linaro.org>
16005 PR middle-end/68217
16006 * tree-vrp.c (extract_range_from_binary_expr_1): In case of signed
16007 & sign-bit-CST, generate [-INF, 0] instead of [-INF, INF].
16009 2016-07-28 Michael Meissner <meissner@linux.vnet.ibm.com>
16011 * config/rs6000/rs6000-protos.h (rs6000_split_vec_extract_var):
16013 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
16014 Add support for vec_extract of vector double or vector long having
16015 a variable element number on 64-bit ISA 2.07 systems or newer.
16016 * config/rs6000/rs6000.c (rs6000_expand_vector_extract):
16018 (rs6000_split_vec_extract_var): New function to split a
16019 vec_extract built-in function with variable element number.
16020 (rtx_is_swappable_p): Variable vec_extracts and shifts are not
16022 * config/rs6000/vsx.md (UNSPEC_VSX_VSLO): New unspec.
16023 (UNSPEC_VSX_EXTRACT): Likewise.
16024 (vsx_extract_<mode>, VSX_D iterator): Fix constraints to allow
16025 direct move instructions to be generated on 64-bit ISA 2.07
16026 systems and newer, and to take advantage of the ISA 3.0 MFVSRLD
16028 (vsx_vslo_<mode>): New insn to do VSLO on V2DFmode and V2DImode
16029 arguments for vec_extract variable element.
16030 (vsx_extract_<mode>_var, VSX_D iterator): New insn to support
16031 vec_extract with variable element on V2DFmode and V2DImode
16033 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): Remove
16034 -mupper-regs-df requirement, since it isn't needed.
16035 (TARGET_DIRECT_MOVE_64BIT): New macro to say whether we can
16036 do direct moves on 64-bit systems, which allows optimization of
16037 vec_extract on 64-bit ISA 2.07 systems and newer.
16039 2016-07-28 Kristina Martsenko <kristina.martsenko@arm.com>
16040 2016-07-28 Wilco Dijkstra <wdijkstr@arm.com>
16042 * config/aarch64/aarch64.md
16043 (zero_extend<SHORT:mode><GPI:mode>2_aarch64): Change output
16044 statement and type.
16045 (<optab>qihi2_aarch64): Likewise, and split into two.
16046 (extendqihi2_aarch64): New.
16047 (zero_extendqihi2_aarch64): New.
16048 * config/aarch64/iterators.md (ldrxt): Remove.
16049 * config/aarch64/aarch64.c (aarch64_rtx_costs): Change cost of
16052 2016-07-28 Kristina Martsenko <kristina.martsenko@arm.com>
16054 * config/aarch64/aarch64.c (aarch64_rtx_costs): Fix cost of zero extend.
16056 2016-07-28 Wilco Dijkstra <wdijkstr@arm.com>
16058 * config/aarch64/aarch64.c (aarch64_pushwb_pair_reg): Rename.
16059 (aarch64_push_reg): New function to push 1 or 2 registers.
16060 (aarch64_pop_reg): New function to pop 1 or 2 registers.
16061 (aarch64_expand_prologue): Use aarch64_push_regs.
16062 (aarch64_expand_epilogue): Use aarch64_pop_regs.
16064 2016-07-28 Yuri Rumyantsev <ysrumyan@gmail.com>
16066 PR tree-optimization/71734
16067 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Pass value of safelen
16068 attribute instead of REF_LOOP and use it.
16069 (ref_indep_loop_p_2): Use SAFELEN argument instead of REF_LOOP and
16070 set it for Loops having non-zero safelen attribute.
16071 (ref_indep_loop_p): Pass zero as initial value for safelen.
16073 2016-07-28 Ilya Enkovich <ilya.enkovich@intel.com>
16075 PR middle-end/72657
16077 * tree-chkp.c (chkp_retbnd_call_by_val): Check for instrumentation
16078 call using chkp_gimple_call_builtin_p.
16079 (chkp_copy_bounds_for_assign): Likewise.
16081 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16083 * config/alpha/alpha.c (alpha_adjust_cost): Adjust.
16084 * config/arm/arm-protos.h (struct tune_params): Likewise.
16085 * config/arm/arm.c (xscale_sched_adjust_cost): Likewise.
16086 (cortex_a9_sched_adjust_cost): Likewise.
16087 (fa726te_sched_adjust_cost): Likewise.
16088 (arm_adjust_cost): Likewise.
16089 * config/bfin/bfin.c (bfin_adjust_cost): Likewise.
16090 * config/c6x/c6x.c (c6x_adjust_cost): Likewise.
16091 * config/epiphany/epiphany.c (epiphany_adjust_cost): Likewise.
16092 * config/i386/i386.c (ix86_adjust_cost): Likewise.
16093 * config/ia64/ia64.c: Likewise.
16094 * config/m68k/m68k.c: Likewise.
16095 * config/mep/mep.c (mep_adjust_cost): Likewise.
16096 * config/microblaze/microblaze.c (microblaze_adjust_cost):
16098 * config/mips/mips.c (mips_adjust_cost): Likewise.
16099 * config/mn10300/mn10300.c (mn10300_adjust_sched_cost):
16101 * config/pa/pa.c (pa_adjust_cost): Likewise.
16102 * config/rs6000/rs6000.c (rs6000_adjust_cost): Likewise.
16103 (rs6000_debug_adjust_cost): Likewise.
16104 * config/sh/sh.c (sh_adjust_cost): Likewise.
16105 * config/sparc/sparc.c (supersparc_adjust_cost): Likewise.
16106 (hypersparc_adjust_cost): Likewise.
16107 (sparc_adjust_cost): Likewise.
16108 * config/spu/spu.c (spu_sched_adjust_cost): Likewise.
16109 * config/tilegx/tilegx.c (tilegx_sched_adjust_cost): Likewise.
16110 * config/tilepro/tilepro.c (tilepro_sched_adjust_cost):
16112 * config/visium/visium.c (visium_adjust_cost): Likewise.
16113 * doc/tm.texi: Regenerate.
16114 * haifa-sched.c (dep_cost_1): Adjust.
16115 * target.def: Merge adjust_cost and adjust_cost_2.
16117 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16119 * haifa-sched.c (add_to_speculative_block): Make twins a vector.
16121 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16123 * store-motion.c (struct st_expr): Make pattern_regs a vector.
16124 (extract_mentioned_regs): Append to a vector instead of
16125 returning a rtx_expr_list.
16126 (st_expr_entry): Adjust.
16127 (free_st_expr_entry): Likewise.
16128 (store_ops_ok): Likewise.
16129 (store_killed_in_insn): Likewise.
16130 (find_moveable_store): Likewise.
16132 2016-07-28 Martin Liska <mliska@suse.cz>
16134 PR gcov-profile/68025
16135 * tree-profile.c (tree_profiling): Respect
16136 no_profile_instrument_function attribute.
16137 * doc/extend.texi: Document no_profile_instrument_function
16140 2016-07-28 Martin Liska <mliska@suse.cz>
16142 PR rtl-optimization/70944
16143 * combine.c (make_compound_operation):
16144 Do not allow make_compound_operation for vector mode
16146 2016-07-28 Kugan Vivekanandarajah <kuganv@linaro.org>
16148 PR middle-end/71994
16149 * tree-ssa-reassoc.c (maybe_optimize_range_tests): Check tcc_comparison
16150 before calling get_ops.
16152 2016-07-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
16154 * defaults.h (LOG2_BITS_PER_UNIT): Move from here...
16155 * tree.h (LOG2_BITS_PER_UNIT): ...to here.
16156 (BITS_PER_UNIT_LOG): Remove.
16157 (int_bit_position): Use LOG2_BITS_PER_UNIT instead of BITS_PER_UNIT_LOG.
16158 * expr.c (expand_assignment): Likewise.
16159 * stor-layout.c (initialize_sizetypes): Likewise.
16161 2016-07-27 Michael Meissner <meissner@linux.vnet.ibm.com>
16163 * config/rs6000/vector.md (vec_extract<mode>): Change the calling
16164 signature of rs6000_expand_vector_extract so that the element
16165 number is a RTX instead of a constant integer.
16166 * config/rs6000/rs6000-protos.h (rs6000_expand_vector_extract):
16168 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Likewise.
16169 (altivec_expand_vec_ext_builtin): Likewise.
16170 * config/rs6000/altivec.md (reduc_plus_scal_<mode>): Likewise.
16171 * config/rs6000/vsx.md (vsx_extract_<mode>): Fix spelling of the
16172 MFVSRLD instruction.
16174 2016-07-27 David Malcolm <dmalcolm@redhat.com>
16176 * input.c (get_pure_location): Move here from tree.c.
16177 (make_location): Likewise. Add header comment.
16178 (selftest::test_accessing_ordinary_linemaps): Verify
16179 pure_location_p, make_location, get_location_from_adhoc_loc and
16180 get_range_from_loc.
16181 * input.h (get_pure_location): Move declaration here from tree.h.
16182 (get_finish): Likewise for inline function.
16183 (make_location): Likewise for declaration.
16184 * tree.c (get_pure_location): Move to input.c.
16185 (make_location): Likewise.
16186 * tree.h (get_pure_location): Move declaration to tree.h.
16187 (get_finish): Likewise for inline function.
16188 (make_location): Likewise for declaration.
16190 2016-07-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
16192 PR middle-end/71078
16193 * match.pd (x / abs(x) -> copysign(1.0, x)): New pattern.
16195 2016-07-27 David Malcolm <dmalcolm@redhat.com>
16197 * system.h (STATIC_ASSERT): Use static_assert if building
16198 with C++11 onwards.
16200 2016-07-27 Richard Biener <rguenther@suse.de>
16202 PR tree-optimization/72517
16203 * tree-vect-data-refs.c (vect_analyze_data_ref_dependences):
16204 Revert change to not compute read-read dependences.
16206 2016-07-27 Richard Biener <rguenther@suse.de>
16208 * predict.c (set_even_probabilities): Make nedges unsigned.
16210 2016-07-27 Martin Liska <mliska@suse.cz>
16212 * predict.c (set_even_probabilities): Handle unlikely edges.
16213 (combine_predictions_for_bb): Likewise.
16215 2016-07-26 Michael Meissner <meissner@linux.vnet.ibm.com>
16218 * config/rs6000/rs6000.c (rs6000_generate_compare): Rework
16219 __float128 support when we don't have hardware support, so that
16220 the IEEE built-in functions like isgreater, first call __unordkf3
16221 to make sure neither operand is a NaN, and if both operands are
16222 ordered, do the normal comparison.
16224 2016-07-26 Patrick Palka <ppalka@gcc.gnu.org>
16226 * tree-vrp.c (dump_asserts_for): Print loc->expr instead of
16228 (extract_code_and_val_from_cond_with_ops): Verify that name is
16229 either cond_op0 or cond_op1.
16231 2016-07-26 Patrick Palka <ppalka@gcc.gnu.org>
16233 PR tree-optimization/18046
16234 * genmodes.c (emit_mode_size_inline): Emit an assert that
16235 verifies that mode is a valid array index.
16236 (emit_mode_nuinits_inline): Likewise.
16237 (emit_mode_inner_inline): Likewise.
16238 (emit_mode_unit_size_inline): Likewise.
16239 (emit_mode_unit_precision_inline): Likewise.
16240 * tree-vrp.c: Include params.h.
16241 (find_switch_asserts): Register edge assertions for the default
16242 label which correspond to the anti-ranges of each case label.
16243 * params.def (PARAM_MAX_VRP_SWITCH_ASSERTIONS): New.
16244 * doc/invoke.texi: Document it.
16246 2016-07-26 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
16248 * gimple-ssa-strength-reduction.c (slsr_process_phi): Remove dead
16249 and unnecessary call to gimple_bb.
16251 2016-07-26 Richard Biener <rguenther@suse.de>
16253 PR rtl-optimization/71984
16254 * simplify-rtx.c (simplify_subreg): Use GET_MODE_SIZE and prepare
16257 2016-07-26 Richard Biener <rguenther@suse.de>
16259 PR middle-end/72517
16260 * expmed.c (extract_bit_field_1): Constrain the vector mode
16261 with element size matching the extraction mode size when
16262 choosing a better vector mode to do the extraction from.
16264 2016-07-26 Richard Biener <rguenther@suse.de>
16265 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
16267 PR middle-end/70920
16268 * match.pd ((intptr)x eq/ne CST to x eq/ne (typeof x) CST): New
16271 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16273 * tree-ssa-structalias.c (struct scc_info): Change types of
16274 members to auto_sbitmap and auto_vec.
16275 (scc_info::scc_info): New constructor.
16276 (scc_info::~scc_info): New destructor.
16277 (init_scc_info): Remove.
16278 (free_scc_info): Remove.
16279 (find_indirect_cycles): Adjust.
16280 (perform_var_substitution): Likewise.
16281 (free_var_substitution_info): Likewise.
16283 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16285 * tree-outof-ssa.c (struct elim_graph): Change type of members
16286 to auto_vec and auto_sbitmap.
16287 (elim_graph::elim_graph): New constructor.
16288 (delete_elim_graph): Remove.
16289 (expand_phi_nodes): Adjust.
16291 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16293 * tree-outof-ssa.c (struct elim_graph): Remove typedef.
16294 (new_elim_graph): Adjust.
16295 (clear_elim_graph): Likewise.
16296 (delete_elim_graph): Likewise.
16297 (elim_graph_size): Likewise.
16298 (elim_graph_add_node): Likewise.
16299 (elim_graph_add_edge): Likewise.
16300 (elim_graph_remove_succ_edge): Likewise.
16301 (eliminate_name): Likewise.
16302 (eliminate_build): Likewise.
16303 (elim_forward): Likewise.
16304 (elim_unvisited_predecessor): Likewise.
16305 (elim_backward): Likewise.
16306 (elim_create): Likewise.
16307 (eliminate_phi): Likewise.
16308 (expand_phi_nodes): Likewise.
16310 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16312 * bt-load.c (compute_out): Use auto_sbitmap class.
16313 (link_btr_uses): Likewise.
16314 * cfganal.c (mark_dfs_back_edges): Likewise.
16315 (post_order_compute): Likewise.
16316 (inverted_post_order_compute): Likewise.
16317 (pre_and_rev_post_order_compute_fn): Likewise.
16318 (single_pred_before_succ_order): Likewise.
16319 * cfgexpand.c (pass_expand::execute): Likewise.
16320 * cfgloop.c (verify_loop_structure): Likewise.
16321 * cfgloopmanip.c (fix_bb_placements): Likewise.
16322 (remove_path): Likewise.
16323 (update_dominators_in_loop): Likewise.
16324 * cfgrtl.c (break_superblocks): Likewise.
16325 * ddg.c (check_sccs): Likewise.
16326 (create_ddg_all_sccs): Likewise.
16327 * df-core.c (df_worklist_dataflow): Likewise.
16328 * dse.c (dse_step3): Likewise.
16329 * except.c (eh_region_outermost): Likewise.
16330 * function.c (thread_prologue_and_epilogue_insns): Likewise.
16331 * gcse.c (prune_expressions): Likewise.
16332 (prune_insertions_deletions): Likewise.
16333 * gimple-ssa-backprop.c (backprop::~backprop): Likewise.
16334 * graph.c (draw_cfg_nodes_no_loops): Likewise.
16335 * ira-lives.c (remove_some_program_points_and_update_live_ranges): Likewise.
16336 * lcm.c (compute_earliest): Likewise.
16337 (compute_farthest): Likewise.
16338 * loop-unroll.c (unroll_loop_constant_iterations): Likewise.
16339 (unroll_loop_runtime_iterations): Likewise.
16340 (unroll_loop_stupid): Likewise.
16341 * lower-subreg.c (decompose_multiword_subregs): Likewise.
16342 * lra-lives.c: Likewise.
16343 * lra.c (lra): Likewise.
16344 * modulo-sched.c (schedule_reg_moves): Likewise.
16345 (optimize_sc): Likewise.
16346 (get_sched_window): Likewise.
16347 (sms_schedule_by_order): Likewise.
16348 (check_nodes_order): Likewise.
16349 (order_nodes_of_sccs): Likewise.
16350 (order_nodes_in_scc): Likewise.
16351 * recog.c (split_all_insns): Likewise.
16352 * regcprop.c (pass_cprop_hardreg::execute): Likewise.
16353 * reload1.c (reload): Likewise.
16354 * sched-rgn.c (haifa_find_rgns): Likewise.
16355 (split_edges): Likewise.
16356 (compute_trg_info): Likewise.
16357 * sel-sched.c (init_seqno): Likewise.
16358 * store-motion.c (remove_reachable_equiv_notes): Likewise.
16359 * tree-into-ssa.c (update_ssa): Likewise.
16360 * tree-ssa-live.c (live_worklist): Likewise.
16361 * tree-ssa-loop-im.c (fill_always_executed_in): Likewise.
16362 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
16364 (try_peel_loop): Likewise.
16365 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
16367 * tree-ssa-pre.c (compute_antic): Likewise.
16368 * tree-ssa-reassoc.c (undistribute_ops_list): Likewise.
16369 * tree-stdarg.c (reachable_at_most_once): Likewise.
16370 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Likewise.
16371 * var-tracking.c (vt_find_locations): Likewise.
16373 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16375 * sbitmap.h (auto_sbitmap): New class.
16377 2016-07-26 Alan Modra <amodra@gmail.com>
16380 * config/rs6000/rs6000.c (rs6000_secondary_reload): Initialize
16383 2016-07-25 David Malcolm <dmalcolm@redhat.com>
16385 * input.c (selftest::temp_source_file::temp_source_file): Fix
16386 missing "%s" in fprintf.
16388 2016-07-25 John David Anglin <danglin@gcc.gnu.org>
16390 PR middle-end/71732
16391 * cselib.c (cselib_process_insn): Invalidate argument slots for
16394 2016-07-25 Jiong Wang <jiong.wang@arm.com>
16396 * config/aarch64/arm_neon.h (vfmah_lane_f16, vfmah_laneq_f16,
16397 vfmsh_lane_f16, vfmsh_laneq_f16, vmulh_lane_f16, vmulh_laneq_f16,
16398 vmulxh_lane_f16, vmulxh_laneq_f16): New.
16400 2016-07-25 Jiong Wang <jiong.wang@arm.com>
16402 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
16403 * config/aarch64/aarch64.md (fma, fnma): Support HF.
16404 * config/aarch64/arm_fp16.h (vfmah_f16, vfmsh_f16): New.
16406 2016-07-25 Jiong Wang <jiong.wang@arm.com>
16408 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
16409 * config/aarch64/aarch64.md (<FCVT_F2FIXED:fcvt_fixed_insn>hf<mode>3):
16411 (<FCVT_FIXED2F:fcvt_fixed_insn><mode>hf3): Likewise.
16412 (add<mode>3): Likewise.
16413 (sub<mode>3): Likewise.
16414 (mul<mode>3): Likewise.
16415 (div<mode>3): Likewise.
16416 (*div<mode>3): Likewise.
16417 (<fmaxmin><mode>3): Extend to HF.
16418 * config/aarch64/aarch64-simd.md (aarch64_rsqrts<mode>): Likewise.
16419 (fabd<mode>3): Likewise.
16420 (<FCVT_F2FIXED:fcvt_fixed_insn><VHSDF_HSDF:mode>3): Likewise.
16421 (<FCVT_FIXED2F:fcvt_fixed_insn><VHSDI_HSDI:mode>3): Likewise.
16422 (aarch64_fmulx<mode>): Likewise.
16423 (aarch64_fac<optab><mode>): Likewise.
16424 (aarch64_frecps<mode>): Likewise.
16425 (<FCVT_F2FIXED:fcvt_fixed_insn>hfhi3): New.
16426 (<FCVT_FIXED2F:fcvt_fixed_insn>hihf3): Likewise.
16427 * config/aarch64/iterators.md (VHSDF_SDF): Delete.
16428 (VSDQ_HSDI): Support HI.
16429 (fcvt_target, FCVT_TARGET): Likewise.
16430 * config/aarch64/arm_fp16.h (vaddh_f16, vsubh_f16, vabdh_f16,
16431 vcageh_f16, vcagth_f16, vcaleh_f16, vcalth_f16, vceqh_f16, vcgeh_f16,
16432 vcgth_f16, vcleh_f16, vclth_f16, vcvth_n_f16_s16, vcvth_n_f16_s32,
16433 vcvth_n_f16_s64, vcvth_n_f16_u16, vcvth_n_f16_u32, vcvth_n_f16_u64,
16434 vcvth_n_s16_f16, vcvth_n_s32_f16, vcvth_n_s64_f16, vcvth_n_u16_f16,
16435 vcvth_n_u32_f16, vcvth_n_u64_f16, vdivh_f16, vmaxh_f16, vmaxnmh_f16,
16436 vminh_f16, vminnmh_f16, vmulh_f16, vmulxh_f16, vrecpsh_f16,
16437 vrsqrtsh_f16): New.
16439 2016-07-25 Jiong Wang <jiong.wang@arm.com>
16441 * config.gcc (aarch64*-*-*): Install arm_fp16.h.
16442 * config/aarch64/aarch64-builtins.c (hi_UP): New.
16443 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
16444 * config/aarch64/aarch64-simd.md (aarch64_frsqrte<mode>): Extend to HF
16446 (aarch64_frecp<FRECP:frecp_suffix><mode>): Likewise.
16447 (aarch64_cm<optab><mode>): Likewise.
16448 * config/aarch64/aarch64.md (<frint_pattern><mode>2): Likewise.
16449 (l<fcvt_pattern><su_optab><GPF:mode><GPI:mode>2): Likewise.
16450 (fix_trunc<GPF:mode><GPI:mode>2): Likewise.
16451 (sqrt<mode>2): Likewise.
16452 (*sqrt<mode>2): Likewise.
16453 (abs<mode>2): Likewise.
16454 (<optab><mode>hf2): New pattern for HF mode.
16455 (<optab>hihf2): Likewise.
16456 * config/aarch64/arm_neon.h: Include arm_fp16.h.
16457 * config/aarch64/iterators.md (GPF_F16, GPI_F16, VHSDF_HSDF): New.
16458 (w1, w2, v, s, q, Vmtype, V_cmp_result, fcvt_iesize, FCVT_IESIZE):
16460 * config/aarch64/arm_fp16.h: New file.
16461 (vabsh_f16, vceqzh_f16, vcgezh_f16, vcgtzh_f16, vclezh_f16, vcltzh_f16,
16462 vcvth_f16_s16, vcvth_f16_s32, vcvth_f16_s64, vcvth_f16_u16,
16463 vcvth_f16_u32, vcvth_f16_u64, vcvth_s16_f16, vcvth_s32_f16,
16464 vcvth_s64_f16, vcvth_u16_f16, vcvth_u32_f16, vcvth_u64_f16,
16465 vcvtah_s16_f16, vcvtah_s32_f16, vcvtah_s64_f16, vcvtah_u16_f16,
16466 vcvtah_u32_f16, vcvtah_u64_f16, vcvtmh_s16_f16, vcvtmh_s32_f16,
16467 vcvtmh_s64_f16, vcvtmh_u16_f16, vcvtmh_u32_f16, vcvtmh_u64_f16,
16468 vcvtnh_s16_f16, vcvtnh_s32_f16, vcvtnh_s64_f16, vcvtnh_u16_f16,
16469 vcvtnh_u32_f16, vcvtnh_u64_f16, vcvtph_s16_f16, vcvtph_s32_f16,
16470 vcvtph_s64_f16, vcvtph_u16_f16, vcvtph_u32_f16, vcvtph_u64_f16,
16471 vnegh_f16, vrecpeh_f16, vrecpxh_f16, vrndh_f16, vrndah_f16, vrndih_f16,
16472 vrndmh_f16, vrndnh_f16, vrndph_f16, vrndxh_f16, vrsqrteh_f16,
16475 2016-07-25 Jiong Wang <jiong.wang@arm.com>
16477 * config/aarch64/aarch64-simd-builtins.def (reduc_smax_scal_,
16478 reduc_smin_scal_): Use VDQIF_F16.
16479 (reduc_smax_nan_scal_, reduc_smin_nan_scal_): Use VHSDF.
16480 * config/aarch64/aarch64-simd.md (reduc_<maxmin_uns>_scal_<mode>):
16482 (aarch64_reduc_<maxmin_uns>_internal<mode>): Likewise.
16483 * config/aarch64/iterators.md (VDQIF_F16): New.
16484 (vp): Support HF modes.
16485 * config/aarch64/arm_neon.h (vmaxv_f16, vmaxvq_f16, vminv_f16,
16486 vminvq_f16, vmaxnmv_f16, vmaxnmvq_f16, vminnmv_f16, vminnmvq_f16): New.
16488 2016-07-25 Jiong Wang <jiong.wang@arm.com>
16490 * config/aarch64/aarch64-simd.md (*aarch64_mulx_elt_to_64v2df): Rename to
16491 "*aarch64_mulx_elt_from_dup<mode>".
16492 (*aarch64_mul3_elt<mode>): Update schedule type.
16493 (*aarch64_mul3_elt_from_dup<mode>): Likewise.
16494 (*aarch64_fma4_elt_from_dup<mode>): Likewise.
16495 (*aarch64_fnma4_elt_from_dup<mode>): Likewise.
16496 * config/aarch64/iterators.md (VMUL): Supprt half precision float modes.
16497 (f, fp): Support HF modes.
16498 * config/aarch64/arm_neon.h (vfma_lane_f16, vfmaq_lane_f16,
16499 vfma_laneq_f16, vfmaq_laneq_f16, vfma_n_f16, vfmaq_n_f16, vfms_lane_f16,
16500 vfmsq_lane_f16, vfms_laneq_f16, vfmsq_laneq_f16, vfms_n_f16,
16501 vfmsq_n_f16, vmul_lane_f16, vmulq_lane_f16, vmul_laneq_f16,
16502 vmulq_laneq_f16, vmul_n_f16, vmulq_n_f16, vmulx_lane_f16,
16503 vmulxq_lane_f16, vmulx_laneq_f16, vmulxq_laneq_f16): New.
16505 2016-07-25 Jiong Wang <jiong.wang@arm.com>
16507 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
16508 * config/aarch64/aarch64-simd.md (fma<mode>4, fnma<mode>4): Extend to HF
16510 * config/aarch64/arm_neon.h (vfma_f16, vfmaq_f16, vfms_f16,
16513 2016-07-25 Jiong Wang <jiong.wang@arm.com>
16515 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
16516 * config/aarch64/aarch64-simd.md
16517 (aarch64_rsqrts<mode>): Extend to HF modes.
16518 (fabd<mode>3): Likewise.
16519 (<FCVT_F2FIXED:fcvt_fixed_insn><VHSDF_SDF:mode>3): Likewise.
16520 (<FCVT_FIXED2F:fcvt_fixed_insn><VHSDI_SDI:mode>3): Likewise.
16521 (aarch64_<maxmin_uns>p<mode>): Likewise.
16522 (<su><maxmin><mode>3): Likewise.
16523 (<maxmin_uns><mode>3): Likewise.
16524 (<fmaxmin><mode>3): Likewise.
16525 (aarch64_faddp<mode>): Likewise.
16526 (aarch64_fmulx<mode>): Likewise.
16527 (aarch64_frecps<mode>): Likewise.
16528 (*aarch64_fac<optab><mode>): Rename to aarch64_fac<optab><mode>.
16529 (add<mode>3): Extend to HF modes.
16530 (sub<mode>3): Likewise.
16531 (mul<mode>3): Likewise.
16532 (div<mode>3): Likewise.
16533 (*div<mode>3): Likewise.
16534 * config/aarch64/aarch64.c (aarch64_emit_approx_div): Return false for
16536 * config/aarch64/iterators.md (VDQ_HSDI, VSDQ_HSDI): New mode iterator.
16537 * config/aarch64/arm_neon.h (vadd_f16, vaddq_f16, vabd_f16, vabdq_f16,
16538 vcage_f16, vcageq_f16, vcagt_f16, vcagtq_f16, vcale_f16, vcaleq_f16,
16539 vcalt_f16, vcaltq_f16, vceq_f16, vceqq_f16, vcge_f16, vcgeq_f16,
16540 vcgt_f16, vcgtq_f16, vcle_f16, vcleq_f16, vclt_f16, vcltq_f16,
16541 vcvt_n_f16_s16, vcvtq_n_f16_s16, vcvt_n_f16_u16, vcvtq_n_f16_u16,
16542 vcvt_n_s16_f16, vcvtq_n_s16_f16, vcvt_n_u16_f16, vcvtq_n_u16_f16,
16543 vdiv_f16, vdivq_f16, vdup_lane_f16, vdup_laneq_f16, vdupq_lane_f16,
16544 vdupq_laneq_f16, vdups_lane_f16, vdups_laneq_f16, vmax_f16, vmaxq_f16,
16545 vmaxnm_f16, vmaxnmq_f16, vmin_f16, vminq_f16, vminnm_f16, vminnmq_f16,
16546 vmul_f16, vmulq_f16, vmulx_f16, vmulxq_f16, vpadd_f16, vpaddq_f16,
16547 vpmax_f16, vpmaxq_f16, vpmaxnm_f16, vpmaxnmq_f16, vpmin_f16, vpminq_f16,
16548 vpminnm_f16, vpminnmq_f16, vrecps_f16, vrecpsq_f16, vrsqrts_f16,
16549 vrsqrtsq_f16, vsub_f16, vsubq_f16): New.
16551 2016-07-25 Jiong Wang <jiong.wang@arm.com>
16553 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New.
16554 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
16555 * config/aarch64/aarch64-simd.md (aarch64_rsqrte<mode>): Extend to HF modes.
16556 (neg<mode>2): Likewise.
16557 (abs<mode>2): Likewise.
16558 (<frint_pattern><mode>2): Likewise.
16559 (l<fcvt_pattern><su_optab><VDQF:mode><fcvt_target>2): Likewise.
16560 (<optab><VDQF:mode><fcvt_target>2): Likewise.
16561 (<fix_trunc_optab><VDQF:mode><fcvt_target>2): Likewise.
16562 (ftrunc<VDQF:mode>2): Likewise.
16563 (<optab><fcvt_target><VDQF:mode>2): Likewise.
16564 (sqrt<mode>2): Likewise.
16565 (*sqrt<mode>2): Likewise.
16566 (aarch64_frecpe<mode>): Likewise.
16567 (aarch64_cm<optab><mode>): Likewise.
16568 * config/aarch64/aarch64.c (aarch64_emit_approx_sqrt): Return false for
16570 * config/aarch64/iterators.md (VHSDF, VHSDF_DF, VHSDF_SDF): New.
16571 (VDQF_COND, fcvt_target, FCVT_TARGET, hcon): Extend mode attribute to HF modes.
16573 * config/aarch64/arm_neon.h (vdup_n_f16): New.
16574 (vdupq_n_f16): Likewise.
16575 (vld1_dup_f16): Use vdup_n_f16.
16576 (vld1q_dup_f16): Use vdupq_n_f16.
16577 (vabs_f16, vabsq_f16, vceqz_f16, vceqzq_f16, vcgez_f16, vcgezq_f16,
16578 vcgtz_f16, vcgtzq_f16, vclez_f16, vclezq_f16, vcltz_f16, vcltzq_f16,
16579 vcvt_f16_s16, vcvtq_f16_s16, vcvt_f16_u16, vcvtq_f16_u16, vcvt_s16_f16,
16580 vcvtq_s16_f16, vcvt_u16_f16, vcvtq_u16_f16, vcvta_s16_f16,
16581 vcvtaq_s16_f16, vcvta_u16_f16, vcvtaq_u16_f16, vcvtm_s16_f16,
16582 vcvtmq_s16_f16, vcvtm_u16_f16, vcvtmq_u16_f16, vcvtn_s16_f16,
16583 vcvtnq_s16_f16, vcvtn_u16_f16, vcvtnq_u16_f16, vcvtp_s16_f16,
16584 vcvtpq_s16_f16, vcvtp_u16_f16, vcvtpq_u16_f16, vneg_f16, vnegq_f16,
16585 vrecpe_f16, vrecpeq_f16, vrnd_f16, vrndq_f16, vrnda_f16, vrndaq_f16,
16586 vrndi_f16, vrndiq_f16, vrndm_f16, vrndmq_f16, vrndn_f16, vrndnq_f16,
16587 vrndp_f16, vrndpq_f16, vrndx_f16, vrndxq_f16, vrsqrte_f16, vrsqrteq_f16,
16588 vsqrt_f16, vsqrtq_f16): New.
16590 2016-07-25 Jiong Wang <jiong.wang@arm.com>
16592 * config/aarch64/aarch64-simd.md
16593 (aarch64_<PERMUTE:perm_insn><PERMUTE:perm_hilo><mode>): Use VALL_F16.
16594 (aarch64_ext<mode>): Likewise.
16595 (aarch64_rev<REVERSE:rev_op><mode>): Likewise.
16596 * config/aarch64/aarch64.c (aarch64_evpc_trn, aarch64_evpc_uzp,
16597 aarch64_evpc_zip, aarch64_evpc_ext, aarch64_evpc_rev): Support V4HFmode
16599 * config/aarch64/arm_neon.h (__INTERLEAVE_LIST): Support float16x4_t,
16601 (__aarch64_vdup_lane_f16, __aarch64_vdup_laneq_f16,
16602 __aarch64_vdupq_lane_f16, __aarch64_vdupq_laneq_f16, vbsl_f16,
16603 vbslq_f16, vdup_n_f16, vdupq_n_f16, vdup_lane_f16, vdup_laneq_f16,
16604 vdupq_lane_f16, vdupq_laneq_f16, vduph_lane_f16, vduph_laneq_f16,
16605 vext_f16, vextq_f16, vmov_n_f16, vmovq_n_f16, vrev64_f16, vrev64q_f16,
16606 vtrn1_f16, vtrn1q_f16, vtrn2_f16, vtrn2q_f16, vtrn_f16, vtrnq_f16,
16607 vuzp1_f16, vuzp1q_f16, vuzp2_f16, vuzp2q_f16, vzip1_f16, vzip2q_f16):
16609 (vmov_n_f16): Reimplement using vdup_n_f16.
16610 (vmovq_n_f16): Reimplement using vdupq_n_f16..
16612 2016-07-25 Jiong Wang <jiong.wang@arm.com>
16614 * config/aarch64/aarch64.c (aarch64_add_constant): New parameter
16615 "frame_related_p". Generate CFA annotation when it's necessary.
16616 (aarch64_expand_prologue): Use aarch64_add_constant.
16617 (aarch64_expand_epilogue): Likewise.
16618 (aarch64_output_mi_thunk): Pass "false" when calling
16619 aarch64_add_constant.
16621 2016-07-25 Jiong Wang <jiong.wang@arm.com>
16623 * config/aarch64/aarch64.c (aarch64_add_constant): Optimize instruction
16626 2016-07-25 Jiong Wang <jiong.wang@arm.com>
16628 * config/aarch64/aarch64.c (aarch64_add_constant): New parameter "mode".
16629 Use aarch64_internal_mov_immediate instead of aarch64_build_constant.
16630 (aarch64_output_mi_thunk): Pass Pmode when calling aarch64_add_constant.
16631 (aarch64_build_constant): Delete.
16633 2016-07-25 Alexander Monakov <amonakov@ispras.ru>
16636 2016-07-20 Alexander Monakov <amonakov@ispras.ru>
16638 * config/nvptx/nvptx.c (nvptx_option_override): Do not set
16639 flag_toplevel_reorder.
16641 2016-07-25 Richard Biener <rguenther@suse.de>
16643 * cgraph.c (cgraph_node::verify_node): Compare against builtin
16644 by using DECL_BUILT_IN_CLASS and DECL_FUNCTION_CODE.
16645 * tree-chkp.c (chkp_gimple_call_builtin_p): Likewise.
16646 * tree-streamer.h (streamer_handle_as_builtin_p): Remove.
16647 (streamer_get_builtin_tree): Likewise.
16648 (streamer_write_builtin): Likewise.
16649 * lto-streamer.h (LTO_builtin_decl): Remove.
16650 * lto-streamer-in.c (lto_read_tree_1): Remove assert.
16651 (lto_input_scc): Remove LTO_builtin_decl handling.
16652 (lto_input_tree_1): Liekwise.
16653 * lto-streamer-out.c (lto_output_tree_1): Remove special
16654 handling of builtins.
16655 (DFS::DFS): Likewise.
16656 * tree-streamer-in.c (streamer_get_builtin_tree): Remove.
16657 * tree-streamer-out.c (pack_ts_function_decl_value_fields): Remove
16659 (streamer_write_builtin): Remove.
16661 2016-07-25 Martin Liska <mliska@suse.cz>
16663 * lto-cgraph.c (input_symtab): Don't call get_working_sets
16664 if flag_auto_profile is set to true.
16666 2016-07-25 Martin Liska <mliska@suse.cz>
16668 PR gcov-profile/71868
16669 * cfgloopanal.c (expected_loop_iterations_unbounded): When we
16670 have a function with multiple latches, count them all.
16672 2016-07-25 Martin Liska <mliska@suse.cz>
16674 * tree-ssa-loop-niter.c (loop_only_exit_p): Release body array.
16676 2016-07-25 Martin Liska <mliska@suse.cz>
16678 PR tree-optimization/71987
16679 * tree-ssa-reassoc.c (maybe_optimize_range_tests): Call get_ops
16680 just for SSA_NAMEs. Fix GNU coding style.
16682 2016-07-25 Martin Liska <mliska@suse.cz>
16684 PR gcov-profile/64874
16685 * gcov-io.h: Update command about file format.
16686 * gcov-iov.c (main): Adapt the numbering scheme.
16688 2016-07-24 Kugan Vivekanandarajah <kuganv@linaro.org>
16690 PR middle-end/66726
16691 * tree-ssa-reassoc.c (optimize_vec_cond_expr): Handle tcc_compare stmt
16692 whose result is used in PHI.
16693 (final_range_test_p): Likewise.
16694 (maybe_optimize_range_tests): Likewise.
16696 2016-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
16698 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
16699 Reformat two multi-line strings.
16701 2016-07-22 Martin Sebor <msebor@redhat.com>
16703 * doc/extend.texi (Compound Literals): Add '@' missed in last commit.
16705 2016-07-22 Martin Sebor <msebor@redhat.com>
16708 * doc/extend.texi (Compound Literals): Correct and clarify.
16709 (Cast to Union): Same.
16711 2016-07-22 Kelvin Nilsen <kelvin@gcc.gnu.org>
16713 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
16714 comments to explain why certain error messages make mention of
16715 undocumented options.
16716 (rs6000_invalid_builtin): Change error messages to replace mention
16717 of undocumented options with mention of the -mcpu=power9 option
16718 that enables those undocumented options.
16719 * config/rs6000/rs6000.h (MASK_FLOAT128): New macro.
16720 (RS6000_BTM_FLOAT128): Use the new MASK_FLOAT128 macro in the
16721 definition of this macro to correct an existing error.
16722 * config/rs6000/rs6000.opt: Add the Undocumented qualifier to the
16723 mpower9-fusion, mpower9-vector, mpower9-dform, and mmodulo entries.
16724 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Modify
16725 descriptions of built-in functions so that they depend on
16726 -mcpu=power9 instead of on the corresponding undocumented flags.
16727 * doc/invoke.texi (Option Summary): Remove all mention of newly
16728 undocumented flags.
16729 (IBM RS/6000 and PowerPC Options): Likewise.
16730 * doc/md.texi (Constraints for Particuliar Machines): Remove all
16731 mention of newly undocumented flags.
16733 2016-07-22 Evgeny Stupachenko <evstupac@gmail.com>
16735 * ipa-cp.c (determine_versionability): Do not create constprop clones,
16736 when target_clones attribute is set.
16738 2016-07-22 Bin Cheng <bin.cheng@arm.com>
16740 * common.opt (funsafe-loop-optimizations): Mark ignore.
16741 * doc/invoke.texi (funsafe-loop-optimizations): Remove.
16742 * loop-iv.c (get_simple_loop_desc): Remove unsafe-loop-optimizations
16744 * tree-ssa-loop-niter.c (finite_loop_p): Ditto.
16745 * config/bfin/bfin.c (bfin_can_use_doloop_p): Ditto.
16747 2016-07-22 Bin Cheng <bin.cheng@arm.com>
16749 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
16751 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
16753 (number_of_iterations_exit): Warn missed loop optimization for
16754 possible infinite loops.
16756 2016-07-22 Segher Boessenkool <segher@kernel.crashing.org>
16759 * config/rs6000/rs6000.c (rs6000_file_start): Fix condition for
16760 when to emit a ".machine" pseudo-op.
16762 2016-07-22 Martin Liska <mliska@suse.cz>
16764 PR gcov-profile/69028
16765 PR gcov-profile/62047
16766 * coverage.c (coverage_compute_lineno_checksum): Do not
16767 calculate checksum for fns w/o xloc.file.
16768 (coverage_compute_profile_id): Likewise.
16770 2016-07-22 Georg-Johann Lay <avr@gjlay.de>
16772 * config/avr/avr.c (TARGET_SECONDARY_RELOAD): Remove hook define...
16773 (avr_secondary_reload): ...and implementation.
16774 (avr_adjust_insn_length) [ADJUST_LEN_LPM]: Remove handling.
16775 * config/avr/avr.md (reload_in<mode>): Remove insns.
16776 (adjust_len) [lpm]: Remove insn attribute value.
16777 * config/avr/predicates.md (flash_operand): Remove insn predicate.
16779 2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
16781 PR middle-end/71876
16782 * builtin-attrs.def (ATTR_RT_NOTHROW_LEAF_LIST): New return twice
16784 * builtins.def (BUILT_IN_SETJMP): Use ATTR_RT_NOTHROW_LEAF_LIST here.
16785 * calls.c (special_function_p): Remove the special handling of the
16786 "__builtin_" prefix.
16788 2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
16790 PR middle-end/71876
16791 * calls.c (gimple_maybe_alloca_call_p): New function. Return true
16792 if STMT may be an alloca call.
16793 (gimple_alloca_call_p, alloca_call_p): Return only true for the
16794 builtin alloca call.
16795 * calls.h (gimple_maybe_alloca_call_p): New function.
16796 * tree-inline.c (inline_forbidden_p_stmt): Use
16797 gimple_maybe_alloca_call_p here.
16799 2016-07-21 David Malcolm <dmalcolm@redhat.com>
16801 * spellcheck-tree.c (best_macro_match::best_macro_match):
16802 Explictly specify the template arguments when invoking the base
16803 class constructor, to help older C++ compilers.
16805 2016-07-21 Jakub Jelinek <jakub@redhat.com>
16808 * asan.c (asan_dynamic_init_call): Call asan_init_shadow_ptr_types
16809 before builtin_decl_implicit.
16811 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
16813 * optabs.c (emit_condiitonal_move): Short circuit for identical
16816 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
16818 * ifcvt.c (noce_if_info): New fields: speed_p, original_cost,
16819 max_seq_cost. Removed fields: then_cost, else_cost, branch_cost.
16820 (noce_conversion_profitable_p): New.
16821 (noce_try_store_flag_constants): Use it.
16822 (noce_try_addcc): Likewise.
16823 (noce_try_store_flag_mask): Likewise.
16824 (noce_try_cmove): Likewise.
16825 (noce_try_cmove_arith): Likewise.
16826 (bb_valid_for_noce_process_p): Add to the cost parameter rather than
16828 (noce_convert_multiple_sets): Move cost model to here, from...
16829 (bb_ok_for_noce_convert_multiple_sets) ...here.
16830 (noce_process_if_block): Update calls for above changes.
16831 (noce_find_if_block): Record new noce_if_info parameters.
16833 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
16835 * target.def (max_noce_ifcvt_seq_cost): New.
16836 * doc/tm.texi.in (TARGET_MAX_NOCE_IFCVT_SEQ_COST): Document it.
16837 * doc/tm.texi: Regenerate.
16838 * targhooks.h (default_max_noce_ifcvt_seq_cost): New.
16839 * targhooks.c (default_max_noce_ifcvt_seq_cost): New.
16840 * params.def (PARAM_MAX_RTL_IF_CONVERSION_PREDICTABLE_COST): New.
16841 (PARAM_MAX_RTL_IF_CONVERSION_UNPREDICTABLE_COST): Likewise.
16842 * doc/invoke.texi: Document new params.
16844 2016-07-21 Richard Biener <rguenther@suse.de>
16846 PR tree-optimization/71947
16847 * tree-vrp.c (extract_range_from_assert): Singleton symbolic
16848 ranges have useful limit_vr information.
16850 2016-07-21 Richard Biener <rguenther@suse.de>
16852 * function-tests.c (build_trivial_generic_function): Set
16853 BLOCK_SUPERCONTEXT of DECL_INITIAL.
16854 * omp-low.c (create_omp_child_function): Likewise.
16855 (grid_expand_target_grid_body): Likewise.
16856 * cgraphunit.c (init_lowered_empty_function): Likewise.
16857 (cgraph_node::expand_thunk): Likewise.
16858 * tree-parloops.c (create_loop_fn): Likewise.
16859 * ipa.c (cgraph_build_static_cdtor_1): Likewise.
16861 2016-07-21 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
16863 * tree-ssa-strlen.c (strlen_dom_walker::before_dom_children): Fix typo
16866 2016-07-21 Georg-Johann Lay <avr@gjlay.de>
16868 * config/avr/avr.md (any_extract, any_shiftrt): New code iterators.
16869 (*insv.extract, *insv.shiftrt, *insv.not-bit.0, *insv.not-bit.7)
16870 (*insv.xor-extract, *insv.xor1-bit.0): New insns.
16871 (adjust_len) [insv_notbit, insv_notbit_0, insv_notbit_7]: New
16872 values for insn attribute.
16873 * config/avr/avr.c (avr_out_insert_notbit): New function.
16874 (avr_adjust_insn_length): Handle ADJUST_LEN_INSV_NOTBIT,
16875 ADJUST_LEN_INSV_NOTBIT_0/_7.
16876 * config/avr/avr-protos.h (avr_out_insert_notbit): New proto.
16878 2016-07-21 Bin Cheng <bin.cheng@arm.com>
16880 * tree-chrec.c (convert_affine_scev): New parameter. Pass new arg.
16881 (chrec_convert_1, chrec_convert): Ditto.
16882 * tree-chrec.h (chrec_convert, convert_affine_scev): New parameter.
16883 * tree-scalar-evolution.c (interpret_rhs_expr): Pass new arg.
16884 * tree-vrp.c (adjust_range_with_scev): Ditto.
16885 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Ditto.
16886 (scev_var_range_cant_overflow): New function.
16887 (scev_probably_wraps_p): New parameter. Call above function.
16888 * tree-ssa-loop-niter.h (scev_probably_wraps_p): New parameter.
16890 2016-07-21 Bin Cheng <bin.cheng@arm.com>
16892 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Clean up
16893 by removing computation of may_be_zero.
16895 2016-07-21 Jakub Jelinek <jakub@redhat.com>
16897 * tree-object-size.c (unknown): Use HOST_WIDE_INT_M1U instead of -1.
16899 2016-07-21 Andrew Sutton <andrew.n.sutton@gmail.com>
16901 Improving concepts performance and diagnostics.
16902 * timevar.def (TV_CONSTRAINT_SAT, TV_CONSTRAINT_SUB): New time vars
16903 for constraint satisfaction and subsumption.
16904 * timevar.h (auto_timevar): New constructor that matches the push/pop
16905 pattern of usage in pt.c.
16907 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
16909 * hwint.h (HOST_WIDE_INT_0): New define.
16910 (HOST_WIDE_INT_0U): Ditto.
16911 * double-int.c: Use HOST_WIDE_INT_0 instead of (HOST_WIDE_INT) 0.
16912 * dse.c: Use HOST_WIDE_INT_0U instead of (unsigned HOST_WIDE_INT) 0.
16913 * simplify-rtx.c: Ditto.
16914 * tree-object-size.c: Ditto.
16916 2016-07-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
16918 * config/s390/s390.c (s390_encode_section_info): Remove mode size
16921 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
16923 * cse.c: Use HOST_WIDE_INT_M1 instead of ~(HOST_WIDE_INT) 0.
16924 * combine.c: Use HOST_WIDE_INT_M1U instead of
16925 ~(unsigned HOST_WIDE_INT) 0.
16926 * double-int.h: Ditto.
16928 * dwarf2asm.c:Ditto.
16930 * genmodes.c: Ditto.
16932 * read-rtl.c: Ditto.
16933 * tree-ssa-loop-ivopts.c: Ditto.
16934 * tree-ssa-loop-prefetch.c: Ditto.
16935 * tree-vect-generic.c: Ditto.
16936 * tree-vect-patterns.c: Ditto.
16939 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
16941 * config/avr.c (avr_legitimize_address) [AVR_TINY]: Force
16942 constant addresses outside [0,0xc0] into a register.
16943 (avr_out_movhi_r_mr_reg_no_disp_tiny): Pass insn. And handle
16944 cases where the base address register is unused after.
16945 (avr_out_movhi_r_mr_reg_disp_tiny): Same.
16946 (avr_out_movhi_mr_r_reg_disp_tiny): Same.
16947 (avr_out_store_psi_reg_disp_tiny): Same.
16949 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
16951 Implement attribute progmem on reduced Tiny cores by adding
16952 flash offset 0x4000 to respective symbols.
16955 * doc/extend.texi (AVR Variable Attributes) [progmem]: Add
16956 documentation how it works on reduced Tiny cores.
16957 (AVR Named Address Spaces): No support for reduced Tiny.
16958 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): New macro.
16959 (avr_address_tiny_pm_p): New static function.
16960 (avr_print_operand_address) [AVR_TINY]: Add AVR_TINY_PM_OFFSET
16961 if the address is in progmem.
16962 (avr_assemble_integer): Same.
16963 (avr_encode_section_info) [AVR_TINY]: Set AVR_SYMBOL_FLAG_TINY_PM
16964 for symbol_ref in progmem.
16965 * config/avr/avr.h (AVR_TINY_PM_OFFSET): New macro.
16966 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use it instead of
16967 magic 0x4000 when built-in def'ing __AVR_TINY_PM_BASE_ADDRESS__.
16969 2016-07-20 Patrick Palka <ppalka@gcc.gnu.org>
16971 * configure.ac (thin_archive_support): New variable. AC_SUBST it.
16972 * configure: Regenerate.
16973 * Makefile.in (THIN_ARCHIVE_SUPPORT): New variable.
16974 (USE_THIN_ARCHIVES): New variable.
16975 (libbackend.a): If USE_THIN_ARCHIVES then pass T to ar to build
16976 this archive as a thin archive.
16978 2016-07-20 David Malcolm <dmalcolm@redhat.com>
16980 * diagnostic-show-locus.c (diagnostic_show_locus): If this is the
16981 same location as last time, don't skip if we have fix-it hints.
16982 Clarify the skipping logic by converting it from one "if" clause
16983 to repeated "if" clauses.
16984 * spellcheck-tree.c: Include "cpplib.h".
16985 (find_closest_macro_cpp_cb): Move here from c/c-decl.c.
16986 (best_macro_match::best_macro_match): New constructor.
16987 * spellcheck-tree.h (struct edit_distance_traits<cpp_hashnode *>):
16988 Move here from c/c-decl.c.
16989 (class best_macro_match): Move here from c/c-decl.c, converting
16990 from a typedef to a subclass, gaining a ctor.
16992 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
16994 * config/avr/avr-protos.h (avr_addr_space_supported_p): New prototype.
16995 * config/avr/avr.c (TARGET_ADDR_SPACE_DIAGNOSE_USAGE): New hook
16997 (avr_addr_space_diagnose_usage): ...and implementation.
16998 (avr_addr_space_supported_p): New function.
16999 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Only
17000 report bad address space usage if that space is supported.
17001 (avr_insert_attributes): Same. No more complain about unsupported
17003 * config/avr/avr-c.c (tm_p.h): Include it.
17004 (avr_cpu_cpp_builtins): Only define addr-space related built-in
17005 macro if avr_addr_space_supported_p.
17007 2016-07-20 Alexander Monakov <amonakov@ispras.ru>
17009 * config/nvptx/nvptx.c (nvptx_option_override): Do not set
17010 flag_toplevel_reorder.
17012 2016-07-20 David Malcolm <dmalcolm@redhat.com>
17014 * gcc-rich-location.c
17015 (gcc_rich_location::add_fixit_misspelled_id): New overload, taking
17017 * gcc-rich-location.h
17018 (gcc_rich_location::add_fixit_misspelled_id): Likewise.
17020 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
17022 * target.def (addr_space): Add new diagnose_usage to hook vector.
17023 * targhooks.c (default_addr_space_diagnose_usage): Add default
17024 implementation and...
17025 * targhooks.h (default_addr_space_diagnose_usage): ... its prototype.
17026 * c/c-parser.c (c_lex_one_token) [CPP_NAME]: If the token
17027 is some address space, call targetm.addr_space.diagnose_usage.
17028 * doc/tm.texi.in (Named Address Spaces): Add anchor for
17029 TARGET_ADDR_SPACE_DIAGNOSE_USAGE documentation.
17030 * doc/tm.texi: Regenerate.
17032 2016-07-20 Martin Liska <mliska@suse.cz>
17034 PR middle-end/71898
17035 * graphite-isl-ast-to-gimple.c (later_of_the_two):
17036 Properly handly PHI stmts.
17038 2016-07-20 Bin Cheng <bin.cheng@arm.com>
17040 PR tree-optimization/71503
17041 PR tree-optimization/71683
17042 * tree-if-conv.c (gen_phi_arg_condition): Record true predicate
17045 2016-07-20 Martin Liska <mliska@suse.cz>
17047 * doc/invoke.texi (-fipa-ra): Document when the option is
17048 disabled. Fix a typo.
17050 2016-07-20 Martin Liska <mliska@suse.cz>
17052 * Makefile.in: Include fibonacci_heap.c
17053 * fibonacci_heap.c: New file.
17054 * fibonacci_heap.h (fibonacci_heap::insert): Use insert_node.
17055 (fibonacci_heap::union_with): Fix deletion of the second heap.
17056 * selftest-run-tests.c (selftest::run_tests): Incorporate
17057 fibonacci heap tests.
17058 * selftest.h: Declare fibonacci_heap_c_tests.
17060 2016-07-20 Martin Liska <mliska@suse.cz>
17062 * selftest-run-tests.c (selftest::run_tests): New function.
17063 * selftest.h (sreal_c_tests): Declare.
17064 * sreal.c (sreal_verify_basics): New function.
17065 (verify_aritmetics): Likewise.
17066 (sreal_verify_arithmetics): Likewise.
17067 (verify_shifting): Likewise.
17068 (sreal_verify_shifting): Likewise.
17069 (void sreal_c_tests): Likewise.
17071 2016-07-19 Jakub Jelinek <jakub@redhat.com>
17073 PR rtl-optimization/71916
17074 * cfgrtl.c (contains_no_active_insn_p): Return false also for
17075 bb which have a single succ fake edge.
17077 2016-07-19 Aldy Hernandez <aldyh@redhat.com>
17080 * dwarf2out.c (gen_subprogram_die): Only call
17081 gen_unspecified_parameters_die while dumping early dwarf.
17083 2016-07-19 Jakub Jelinek <jakub@redhat.com>
17085 PR middle-end/71874
17086 * gimple-fold.c (fold_builtin_memory_op): Use
17087 get_addr_base_and_unit_offset instead of get_ref_base_and_extent.
17089 2016-07-19 Uros Bizjak <ubizjak@gmail.com>
17091 * builtins.c: Use HOST_WIDE_INT_1 instead of (HOST_WIDE_INT) 1,
17092 HOST_WIDE_INT_1U instead of (unsigned HOST_WIDE_INT) 1,
17093 HOST_WIDE_INT_M1 instead of (HOST_WIDE_INT) -1 and
17094 HOST_WIDE_INT_M1U instead of (unsigned HOST_WIDE_INT) -1.
17095 * combine.c: Ditto.
17098 * double-int.c: Ditto.
17100 * dwarf2out.c: Ditto.
17103 * fold-const.c: Ditto.
17104 * function.c: Ditto.
17106 * genmodes.c: Ditto.
17110 * loop-doloop.c: Ditto.
17111 * loop-invariant.c: Ditto.
17112 * loop-iv.c: Ditto.
17117 * rtlanal.c: Ditto.
17118 * simplify-rtx.c: Ditto.
17119 * stor-layout.c: Ditto.
17121 * tree-ssa-loop-ivopts.c: Ditto.
17122 * tree-vect-generic.c: Ditto.
17123 * tree-vect-patterns.c: Ditto.
17128 * wide-int-print.cc: Ditto.
17129 * wide-int.cc: Ditto.
17130 * wide-int.h: Ditto.
17132 2016-07-19 David Malcolm <dmalcolm@redhat.com>
17134 * selftest.c (selftest::assert_streq): Handle NULL values of
17135 val_actual and val_expected.
17137 2016-07-19 Martin Jambor <mjambor@suse.cz>
17140 * trans-decl.c (gfc_generate_function_code): Use cgraph_get_create_node
17141 rather than cgraph_create_node to get a call graph node.
17143 2016-07-19 Richard Biener <rguenther@suse.de>
17145 * gimple-fold.c (get_base_constructor): Add VIEW_CONVERT case,
17146 handle all tcc_constant bases and valueize SSA names.
17147 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): Handle
17148 tcc_constant bases.
17150 2016-07-19 David Malcolm <dmalcolm@redhat.com>
17152 * function-tests.c (selftest::verify_three_block_rtl_cfg): Verify
17153 the flags of the exit block and bb2, not just the entry block.
17155 2016-07-19 Richard Biener <rguenther@suse.de>
17157 PR tree-optimization/71901
17158 * tree-ssa-sccvn.h (struct vn_reference_op_struct): Add
17159 align member, group stuff with the bitfield.
17160 (vn_ref_op_align_unit): New inline.
17161 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): For ARRAY_REFs
17162 record element alignment and operand 3 unchanged.
17163 (ao_ref_init_from_vn_reference): Adjust.
17164 (valueize_refs_1): Likewise.
17165 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Likewise.
17167 2016-07-19 Richard Biener <rguenther@suse.de>
17169 PR tree-optimization/71908
17170 * tree-ssa-structalias.c (get_constraint_for_component_ref): Handle
17171 symbolic constants in a more reliable way.
17173 2016-07-19 Ilya Enkovich <ilya.enkovich@intel.com>
17175 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Update
17177 (vect_update_inits_of_drs): Likewise.
17178 (vect_create_cond_for_alias_checks): Likewise.
17179 * tree-vect-loop.c (vect_get_known_peeling_cost): Likewise.
17181 2016-07-19 Richard Biener <rguenther@suse.de>
17184 * lto-streamer-out.c (DFS::DFS_write_tree_body): For blocks
17185 with an abstract origin that is not an inlined function outer
17186 scope add a self-reference as abstract origin.
17187 * tree-streamer-out.c (write_ts_block_tree_pointers): Likewise.
17189 2016-07-18 Michael Meissner <meissner@linux.vnet.ibm.com>
17192 * config/rs6000/rs6000.c (rs6000_function_value): Fix
17193 unintentional System V.4 structure return breakage for structures
17194 with a single floating point element.
17196 2016-07-18 Yuri Rumyantsev <ysrumyan@gmail.com>
17198 PR tree-optimization/71734
17199 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Add REF_LOOP argument which
17200 contains REF, use it to check safelen, assume that safelen value
17201 must be greater 1, fix style.
17202 (ref_indep_loop_p_2): Add REF_LOOP argument.
17203 (ref_indep_loop_p): Pass LOOP as additional argument to
17204 ref_indep_loop_p_2.
17206 2016-07-18 Dominik Vogt <vogt@linux.vnet.ibm.com>
17208 * cfgexpand.c (expand_stack_vars): Implement synamic stack space
17209 allocation in the prologue.
17210 * explow.c (get_dynamic_stack_base): New function to return an address
17211 expression for the dynamic stack base.
17212 (get_dynamic_stack_size): New function to do the required dynamic stack
17213 space size calculations.
17214 (allocate_dynamic_stack_space): Use new functions.
17215 (align_dynamic_address): Move some code from
17216 allocate_dynamic_stack_space to new function.
17217 * explow.h (get_dynamic_stack_base, get_dynamic_stack_size): Export.
17219 2016-07-18 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
17221 * config/s390/s390.c (s390_encode_section_info): Always set
17222 notaligned marker if mode size is 0 or no MEM_ALIGN info could be
17225 2016-07-18 Richard Biener <rguenther@suse.de>
17227 PR tree-optimization/71893
17228 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Compensate
17229 for sizetype cast added by array_ref_element_size.
17230 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
17232 2016-07-16 John David Anglin <danglin@gcc.gnu.org>
17234 * config/pa/pa.c (hppa_profile_hook): Allocate stack space for
17235 register parameters. Remove code to initialize argument pointer
17236 on TARGET_64BIT. Optimize call to _mcount when it can be reached
17237 using a pc-relative branch. Cleanup conditional code.
17238 * config/pa/pa.md (call_mcount): New expander.
17239 (call_mcount_nonpic): New insn.
17240 (call_mcount_pic): New insn and split.
17241 (call_mcount_pic_post_reload): New insn.
17242 (call_mcount_64bit): New insn and split.
17243 (call_mcount_64bit_post_reload): New insn.
17245 2016-07-15 Georg-Johann Lay <avr@gjlay.de>
17247 * config/avr/predicates.md (const_m255_to_m1_operand): New.
17248 * config/avr/constraints.md (Cn8, Ca1, Co1, Yx2): New constraints.
17249 * config/avr/avr.md (add<mode>3) <ALL1>: Fix set_vzn for +/-2.
17250 (*cmphi.zero-extend.0, *cmphi.zero-extend.1)
17251 (*usum_widenqihi3, *udiff_widenqihi3)
17252 (*addhi3_zero_extend.const): New combiner insns.
17253 (andqi3, iorqi3): Provide "l" (NO_LD_REGS) alternative if
17254 just 1 bit is affected.
17255 * config/avr/avr.c (avr_out_bitop) <QImode>: Don't access xop[3].
17256 (avr_out_compare) [EQ,NE]: Tweak comparing d-regs against -1.
17258 2016-07-15 Cesar Philippidis <cesar@codesourcery.com>
17260 * omp-low.c (lower_omp_target): Mark data clauses with
17261 GOMP_MAP_FORCE_{PRESENT,TO,FROM,TOFROM} as potentially having
17262 zero-length subarrays.
17264 2016-07-15 Richard Biener <rguenther@suse.de>
17266 PR tree-optimization/71881
17267 * tree-loop-distribution.c (destroy_loop): Remove blocks in
17268 reverse DOM order to make debug temp generation happy.
17270 2016-07-15 Richard Biener <rguenther@suse.de>
17272 PR tree-optimization/71887
17273 * tree-ssa-phiopt.c (absorbing_element_p): Add rhs arg and
17274 verify it is not zero for division / modulo handling.
17275 (value_replacement): Adjust.
17277 2016-07-15 Virendra Pathak <virendra.pathak@broadcom.com>
17278 Julian Brown <julian@codesourcery.com>
17280 * config/aarch64/aarch64-cores.def: Update vulcan COSTS.
17281 * config/aarch64/aarch64-cost-tables.h
17282 (vulcan_extra_costs): New variable.
17283 * config/aarch64/aarch64.c
17284 (vulcan_addrcost_table): Likewise.
17285 (vulcan_regmove_cost): Likewise.
17286 (vulcan_vector_cost): Likewise.
17287 (vulcan_branch_cost): Likewise.
17288 (vulcan_tunings): Likewise.
17290 2016-07-15 Alexander Monakov <amonakov@ispras.ru>
17292 * cgraphunit.c (cgraph_order_sort_kind): New entry ORDER_VAR_UNDEF.
17293 (output_in_order): Loop over undefined variables too. Output them
17294 via assemble_undefined_decl. Skip variables that correspond to hard
17295 registers or have value-exprs.
17296 * varpool.c (symbol_table::output_variables): Handle undefined
17297 variables together with defined ones.
17299 2016-07-15 Richard Biener <rguenther@suse.de>
17301 * tree-ssa-pre.c (get_representative_for): Make sure to return
17302 the value number of SSA names.
17303 (phi_translate_1): get_representative_for cannot return NULL.
17304 (do_pre_regular_insertion): Remove redundant call to
17305 fully_constant_expression.
17306 (do_pre_partial_partial_insertion): Likewise.
17308 2016-07-15 Bin Cheng <bin.cheng@arm.com>
17310 * tree-scalar-evolution.c (simple_iv_with_niters): New funcion.
17311 (derive_simple_iv_with_niters): New function.
17312 (simple_iv): Rewrite using simple_iv_with_niters.
17313 * tree-scalar-evolution.h (simple_iv_with_niters): New decl.
17314 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
17316 (number_of_iterations_exit): Rewrite using above function.
17317 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
17320 2016-07-15 Richard Biener <rguenther@suse.de>
17322 * config/i386/i386.c (ix86_builtin_vectorization_cost): Adjust
17323 vec_construct cost.
17325 2016-07-14 Jakub Jelinek <jakub@redhat.com>
17327 PR tree-optimization/71872
17328 * tree-data-ref.c (get_references_in_stmt): Ignore references
17329 with is_gimple_constant get_base_address.
17331 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
17333 * config/arm/arm.h (TARGET_HAVE_LDACQ): Enable for ARMv8-M Mainline.
17334 (TARGET_HAVE_LDACQD): New macro.
17335 * config/arm/sync.md (atomic_loaddi): Use TARGET_HAVE_LDACQD rather
17336 than TARGET_HAVE_LDACQ.
17337 (arm_load_acquire_exclusivedi): Likewise.
17338 (arm_store_release_exclusivedi): Likewise.
17340 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
17342 PR rtl-optimization/71878
17343 * lra-constraints.c (match_reload): Pass information about other
17344 output operands. Create new unique register value if matching input
17345 operand shares same register value as output operand being considered.
17346 (curr_insn_transform): Record output operands already processed.
17348 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17351 PR tree-optimization/70923
17352 * tree-vect-patterns.c: Include mult-synthesis.h.
17353 (target_supports_mult_synth_alg): New function.
17354 (synth_lshift_by_additions): Likewise.
17355 (apply_binop_and_append_stmt): Likewise.
17356 (vect_synth_mult_by_constant): Likewise.
17357 (target_has_vecop_for_code): Likewise.
17358 (vect_recog_mult_pattern): Use above functions to synthesize vector
17359 multiplication by integer constants.
17361 2016-07-14 Alan Modra <amodra@gmail.com>
17363 * config/rs6000/altivec.md (altivec_mov<mode>): Disparage
17364 gpr alternatives. Correct '*' placement on Y,r alternative.
17365 Add '*' on operand 1 of r,r alternative.
17367 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17369 * expmed.c (mult_variant, choose_mult_variant): Move declaration to...
17370 * expmed.h: ... Here.
17372 2016-07-14 Jan Hubicka <hubicka@ucw.cz>
17374 * gimple.h (stmt_can_terminate_bb_p): New function.
17375 * tree-cfg.c (need_fake_edge_p): Rename to ...
17376 (stmt_can_terminate_bb_p): ... this; return true if stmt can
17377 throw external; handle const and pure calls.
17378 * tree-ssa-loop-niter.c (loop_only_exit_p): Use it.
17380 2016-07-14 Richard Biener <rguenther@suse.de>
17382 PR tree-optimization/71866
17383 * tree-ssa-pre.c (get_constant_for_value_id): Remove.
17384 (do_hoist_insertion): Avoid endless recursion when we
17385 didn't insert anything because we managed to simplify
17386 things down to a constant or SSA name.
17387 (fully_constant_expression): Re-write in terms of ...
17388 * tree-ssa-sccvn.h (vn_nary_simplify): ... this. Declare.
17389 * tree-ssa-sccvn.c (vn_nary_simplify): New wrapper around
17390 vn_nary_build_or_lookup_1.
17391 (vn_nary_build_or_lookup_1): Added flag and renamed from ...
17392 (vn_nary_build_or_lookup): ... this which now wraps it.
17394 2016-07-14 Alan Modra <amodra@gmail.com>
17397 * config/rs6000/rs6000.c (rs6000_option_override_internal): Deal
17398 with p9_vector override before power9-dform override.
17400 2016-07-13 Andi Kleen <ak@linux.intel.com>
17402 * value-prof.c (gimple_value_profile_transformations): Don't run
17403 when auto_profile is on.
17405 2016-07-13 Andi Kleen <ak@linux.intel.com>
17407 * auto-profile.c (update_inlined_ind_target,
17408 afdo_indirect_call): Print information to dump file.
17410 2016-07-13 Andrew Burgess <andrew.burgess@embecosm.com>
17412 * genrecog.c (special_predicate_operand_p): New function.
17413 (predicate_name): Move function.
17414 (validate_pattern): Don't warn about missing mode for all
17415 define_special_predicate predicates.
17417 2016-07-13 Bin Cheng <bin.cheng@arm.com>
17419 * tree-vect-data-refs.c (vect_no_alias_p): New function.
17420 (vect_prune_runtime_alias_test_list): Call vect_no_alias_p to
17421 resolve alias checks which are known at compilation time.
17422 Truncate vector LOOP_VINFO_MAY_ALIAS_DDRS(loop_vinfo) if all
17423 alias checks are resolved. Move dump info for too many runtime
17424 alias checks to here...
17425 * tree-vect-loop.c (vect_analyze_loop_2): ...From here.
17427 2016-07-13 Richard Biener <rguenther@suse.de>
17429 PR tree-optimization/24574
17430 * tree-ssa-phiopt.c (absorbing_element_p): Pass in argument
17431 position and add shift, rotate, divison and modulo support
17433 (value_replacement): Pass in argument position to absorbing_element_p.
17435 2016-07-13 Ilya Enkovich <ilya.enkovich@intel.com>
17438 * ipa-inline-transform.c (inline_call): Support
17439 instrumented thunks.
17441 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
17443 * config/arm/arm.h (TARGET_HAVE_CBZ): Define.
17444 (TARGET_IDIV): Set for all Thumb targets provided they have hardware
17446 * config/arm/arm.md (divsi3): New unpredicable alternative for ARMv8-M
17447 Baseline. Make initial alternative TARGET_32BIT only.
17448 (udivsi3): Likewise.
17449 * config/arm/thumb1.md (thumb1_cbz): New define_insn.
17450 * doc/sourcebuild.texi (arm_thumb1_cbz_ok): Document new effective
17453 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
17455 * config/arm/arm.h (TARGET_HAVE_MOVT): Include ARMv8-M as having MOVT.
17456 * config/arm/arm.c (arm_arch_name): (const_ok_for_op): Check MOVT/MOVW
17457 availability with TARGET_HAVE_MOVT.
17458 (thumb_legitimate_constant_p): Strip the high part of a label_ref.
17459 (thumb1_rtx_costs): Also return 0 if setting a half word constant and
17460 MOVW is available and replace (unsigned HOST_WIDE_INT) INTVAL by
17462 (thumb1_size_rtx_costs): Make set of half word constant also cost 1
17463 extra instruction if MOVW is available. Use a cost variable
17464 incremented by COSTS_N_INSNS (1) when the condition match rather than
17465 returning an arithmetic expression based on COSTS_N_INSNS. Make
17466 constant with bottom half word zero cost 2 instruction if MOVW is
17468 * config/arm/arm.md (define_attr "arch"): Add v8mb.
17469 (define_attr "arch_enabled"): Set to yes if arch value is v8mb and
17470 target is ARMv8-M Baseline.
17471 (arm_movt): New unpredicable alternative for ARMv8-M Baseline.
17472 (arm_movtas_ze): Likewise.
17473 * config/arm/thumb1.md (thumb1_movdi_insn): Add ARMv8-M Baseline only
17474 alternative for constants satisfying j constraint.
17475 (thumb1_movsi_insn): Likewise.
17476 (movsi splitter for K alternative): Tighten condition to not trigger
17477 if movt is available and j constraint is satisfied.
17478 (Pe immediate splitter): Likewise.
17479 (thumb1_movhi_insn): Add ARMv8-M Baseline only alternative for
17480 constant fitting in an halfword to use MOVW.
17481 * doc/sourcebuild.texi (arm_thumb1_movt_ok): Document new ARM
17484 2016-07-13 Richard Biener <rguenther@suse.de>
17486 PR middle-end/71104
17487 * gimplify.c (gimplify_modify_expr): Gimplify the RHS before
17488 gimplifying the LHS. Make sure to gimplify a returning twice
17489 call LHS without using SSA names.
17491 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17493 * tree-data-ref.c (find_data_references_in_stmt): Remove
17494 unnecessary call to vec::release.
17495 (graphite_find_data_references_in_stmt): Likewise.
17496 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p): Likewise.
17497 * tree-vect-stmts.c (vectorizable_condition): Likewise.
17499 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17501 * cfgexpand.c (expand_used_vars): Make the type of a local
17503 * genmatch.c (lower_for): Likewise.
17504 * haifa-sched.c (haifa_sched_init): Likewise.
17505 (add_to_speculative_block): Likewise.
17506 (create_check_block_twin): Likewise.
17507 * predict.c (handle_missing_profiles): Likewise.
17508 * tree-data-ref.c (loop_nest_has_data_refs): Likewise.
17509 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Likewise.
17510 * tree-ssa-loop-niter.c (discover_iteration_bound_by_body_walk):
17512 (maybe_lower_iteration_bound): Likewise.
17513 * tree-ssa-sccvn.c (DFS): Likewise.
17514 * tree-stdarg.c (reachable_at_most_once): Likewise.
17515 * tree-vect-stmts.c (vectorizable_conversion): Likewise.
17516 (vectorizable_store): Likewise.
17518 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17520 * tree-ssa-sccvn.c (sccvn_dom_walker::~sccvn_dom_walker): remove.
17521 (sccvn_dom_walker): make cond_stack an auto_vec.
17523 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17525 * ree.c (struct ext_state): Make type of members auto_vec.
17526 (find_and_remove_re): Adjust.
17528 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17530 * cfgexpand.c (struct stack_vars_data): Make type of fields
17532 (expand_used_vars): Adjust.
17534 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17536 * ipa.c (record_cdtor_fn): Adjust.
17537 (build_cdtor_fns): Likewise.
17538 (ipa_cdtor_merge): Make static_ctors and static_dtors local
17541 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17543 * genextract.c (struct accum_extract): Add constructor and make
17545 (gen_insn): Adjust.
17547 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17549 * tree.c (struct free_lang_data_d): Add constructor and change
17550 types of members to ones that automatically manage resources.
17551 (fld_worklist_push): Adjust.
17552 (find_decls_types): Likewise.
17553 (find_decls_types_in_eh_region): Likewise.
17554 (free_lang_data_in_cgraph): Stop manually creating and
17555 destroying members of free_lang_data_d.
17557 2016-07-13 Uros Bizjak <ubizjak@gmail.com>
17559 PR rtl-optimization/68961
17560 * config/i386/sse.md (movsd/movhpd to movupd peephole2s): Add new
17561 peephole variant. Use sse_reg_operand predicates.
17563 2016-07-12 Uros Bizjak <ubizjak@gmail.com>
17565 * config/i386/predicates.md (x86_64_immediate_operand)
17566 <case CONST_INT>: Remove unneeded truncation to DImode.
17567 <case CONST>: Ditto.
17568 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
17570 2016-07-12 Michael Meissner <meissner@linux.vnet.ibm.com>
17573 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal):
17574 The xxperm and xxpermr instructions require that the 2nd input
17575 operand overlap with the output operand, and not the 1st.
17576 (altivec_vperm_v8hiv16qi): Likewise.
17577 (altivec_vperm_<mode>_uns_internal): Likewise.
17578 (altivec_vpermr_<mode>_internal): Likewise.
17579 (vperm_v8hiv4si): Likewise.
17580 (vperm_v16qiv8hi): Likewise.
17582 2016-07-12 Nathan Sidwell <nathan@acm.org>
17584 * config/arm/arm.c (arm_option_override): Set MASK_SINGLE_PIC_BASE
17585 when -mno-pic-data-is-text-relative is in effect, by default.
17586 * doc/invoke.texi (mpic-data-is-text-relative): Document new
17587 behavior and clarify.
17589 2016-07-12 Martin Liska <mliska@suse.cz>
17591 * params.def: Add avg-loop niter.
17592 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use the param.
17593 * cfgloopanal.c (expected_loop_iterations_unbounded): Likewise.
17594 * doc/invoke.texi: Document the new parameter.
17596 2016-07-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17598 PR middle-end/71700
17599 * expr.c (store_constructor): Mask sign-extended bits when widening
17600 sub-word constructor element at the start of a word.
17602 2016-07-12 Martin Liska <mliska@suse.cz>
17604 * Makefile.in: Append rule for params-options.h.
17605 * params-options.h: New file.
17607 2016-07-12 Martin Liska <mliska@suse.cz>
17609 * ira-build.c (mark_loops_for_removal): Properly iterate
17612 2016-07-12 Steven Bosscher <steven@gcc.gnu.org>
17613 Richard Biener <rguenther@suse.de>
17615 PR tree-optimization/23286
17616 PR tree-optimization/70159
17617 * doc/invoke.texi: Document -fcode-hoisting.
17618 * common.opt (fcode-hoisting): New flag.
17619 * opts.c (default_options_table): Enable -fcode-hoisting at -O2+.
17620 * tree-ssa-pre.c (pre_stats): Add hoist_insert.
17621 (do_regular_insertion): Rename to ...
17622 (do_pre_regular_insertion): ... this and amend general comments
17623 on insertion strathegy.
17624 (do_partial_partial_insertion): Rename to ...
17625 (do_pre_partial_partial_insertion): ... this.
17626 (do_hoist_insertion): New function.
17627 (insert_aux): Take flags on whether to do PRE and/or hoist insertion
17628 and call do_hoist_insertion properly.
17630 (pass_pre::gate): Enable also if -fcode-hoisting is enabled.
17631 (pass_pre::execute): Register hoist_insert stats.
17633 2016-07-12 Jakub Jelinek <jakub@redhat.com>
17635 PR middle-end/71716
17636 * gimple-fold.c (optimize_atomic_compare_exchange_p): Return false
17637 for SCALAR_FLOAT_TYPE_P type of expected var, or if TYPE_PRECISION
17638 is different from mode's bitsize. Small cleanup.
17640 2016-07-12 Richard Biener <rguenther@suse.de>
17642 PR rtl-optimization/68961
17643 * fwprop.c (propagate_rtx): Allow SUBREGs of VEC_CONCAT and CONCAT
17644 to simplify to a non-constant.
17646 2016-07-11 Jakub Jelinek <jakub@redhat.com>
17648 PR middle-end/71758
17649 * omp-low.c (expand_omp_target): Gimplify device.
17651 PR tree-optimization/71823
17652 * tree-vect-stmts.c (vectorizable_operation): Use vect_get_vec_defs
17653 to get vec_oprnds2 from op2.
17655 2016-07-11 Uros Bizjak <ubizjak@gmail.com>
17657 * config/i386/predicates.md (x86_64_immediate_operand) <case CONST>:
17658 Hoist common subexpressions.
17659 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
17661 2016-07-11 Pat Haugen <pthaugen@us.ibm.com>
17664 * config/rs6000/rs6000.md (stfiwx): Change constraint to 'wu' to
17665 prevent generation of 'stxsiwx' on pre Power8 hardware.
17667 2016-07-11 David Malcolm <dmalcolm@redhat.com>
17669 * input.c: Include cpplib.h.
17670 (selftest::temp_source_file): New class.
17671 (selftest::temp_source_file::temp_source_file): New ctor.
17672 (selftest::temp_source_file::~temp_source_file): New dtor.
17673 (selftest::should_have_column_data_p): New function.
17674 (selftest::test_should_have_column_data_p): New function.
17675 (selftest::temp_line_table): New class.
17676 (selftest::temp_line_table::temp_line_table): New ctor.
17677 (selftest::temp_line_table::~temp_line_table): New dtor.
17678 (selftest::test_accessing_ordinary_linemaps): Add case_ param; use
17679 it to create a temp_line_table.
17680 (selftest::assert_loceq): Only verify LOCATION_COLUMN for
17681 locations that are known to have column data.
17682 (selftest::line_table_case): New struct.
17683 (selftest::test_reading_source_line): Move tempfile handling
17684 to class temp_source_file.
17685 (ASSERT_TOKEN_AS_TEXT_EQ): New macro.
17686 (selftest::assert_token_loc_eq): New function.
17687 (ASSERT_TOKEN_LOC_EQ): New macro.
17688 (selftest::test_lexer): New function.
17689 (selftest::boundary_locations): New array.
17690 (selftest::input_c_tests): Call test_should_have_column_data_p.
17691 Loop over a test matrix of interesting values of location and
17692 default_range_bits, calling test_lexer on each case in the matrix.
17693 Move call to test_accessing_ordinary_linemaps into the matrix.
17694 * selftest.h (ASSERT_EQ): Reimplement in terms of...
17695 (ASSERT_EQ_AT): New macro.
17697 2016-07-11 H.J. Lu <hongjiu.lu@intel.com>
17700 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
17701 Don't convert TImode in debug insn.
17703 2016-07-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
17705 Convert TYPE_ALIGN_OK to a TYPE_LANG_FLAG.
17706 * tree-core.h (tree_base::nothrow_flag): Adjust comment.
17707 (tree_type_common::lang_flag_7): New.
17708 (tree_type_common::spare): Reduce size.
17709 * tree.h (TYPE_ALIGN_OK): Remove.
17710 (TYPE_LANG_FLAG_7): New.
17711 (get_inner_reference): Adjust header.
17712 * print-tree.c (print_node): Adjust.
17713 * expr.c (get_inner_reference): Remove parameter keep_aligning.
17714 (get_bit_range, expand_assignment, expand_expr_addr_expr_1): Adjust
17715 calls to get_inner_reference.
17716 (expand_expr_real_1): Adjust call to get_inner_reference. Remove
17717 handling of TYPE_ALIGN_OK.
17718 * builtins.c (get_object_alignment_2): Adjust call to
17719 get_inner_reference. Remove handling of VIEW_CONVERT_EXPR.
17720 * emit-rtl.c (set_mem_attributes_minus_bitpos): Remove handling of
17722 * asan.c (instrument_derefs): Adjust calls to get_inner_reference.
17723 * cfgexpand.c (expand_debug_expr): Likewise.
17724 * dbxout.c (dbxout_expand_expr): Likewise.
17725 * dwarf2out.c (loc_list_for_address_of_addr_expr_of_indirect_ref,
17726 loc_list_from_tree, fortran_common): Likewise.
17727 * fold-const.c (optimize_bit_field_compare,
17728 decode_field_reference, fold_unary_loc, fold_comparison,
17729 split_address_to_core_and_offset): Likewise.
17730 * gimple-laddress.c (execute): Likewise.
17731 * gimple-ssa-strength-reduction.c (slsr_process_ref): Likewise.
17732 * gimplify.c (gimplify_scan_omp_clauses): Likewise.
17733 * hsa-gen.c (gen_hsa_addr): Likewise.
17734 * simplifx-rtx.c (delegitimize_mem_from_attrs): Likewise.
17735 * tsan.c (instrument_expr): Likewise.
17736 * ubsan.c (instrument_bool_enum_load, instrument_object_size): Likewise.
17737 * tree.c (verify_type_variant): Remove handling of TYPE_ALIGN_OK.
17738 * tree-affine.c (tree_to_aff_combination,
17739 get_inner_reference_aff): Adjust calls to get_inner_reference.
17740 * tree-data-ref.c (split_constant_offset_1,
17741 dr_analyze_innermost): Likewise.
17742 * tree-scalar-evolution.c (interpret_rhs_expr): Likewise.
17743 * tree-sra.c (ipa_sra_check_caller): Likewise.
17744 * tree-ssa-loop-ivopts.c (split_address_cost): Likewise.
17745 * tree-ssa-math-opts.c (find_bswap_or_nop_load,
17746 bswap_replace): Likewise.
17747 * tree-vect-data-refs.c (vect_check_gather,
17748 vect_analyze_data_refs): Likewise.
17749 * config/mips/mips.c (r10k_safe_mem_expr_p): Likewise.
17750 * config/pa/pa.c (pa_emit_move_sequence): Remove handling of
17753 2016-07-11 David Malcolm <dmalcolm@redhat.com>
17755 * Makefile.in (selftest-valgrind): New phony target.
17756 * function-tests.c (selftest::build_cfg): Delete pass instances
17757 created by the test.
17758 (selftest::convert_to_ssa): Likewise.
17759 (selftest::test_expansion_to_rtl): Likewise.
17760 * tree-cfg.c (selftest::test_linear_chain): Release dominator
17762 (selftest::test_diamond): Likewise.
17764 2016-07-11 Richard Biener <rguenther@suse.de>
17766 PR tree-optimization/71816
17767 * tree-ssa-pre.c (compute_avail): Adjust alignment of ref rather
17768 than replacing all of its operands.
17770 2016-07-11 Alan Modra <amodra@gmail.com>
17772 * config/rs6000/rs6000.md (UNSPEC_DOLOOP): New unspec.
17773 (ctr<mode>): Add unspec.
17774 (ctr<mode>_internal*): Likewise.
17776 2016-07-08 James Bowman <james.bowman@ftdichip.com>
17778 * config/ft32/ft32.c (ft32_elf_encode_section_info): New function.
17779 * config/ft32/ft32.h (ASM_OUTPUT_SYMBOL_REF): New function.
17781 2016-07-08 Vladimir Makarov <vmakarov@redhat.com>
17783 PR rtl-optimization/71621
17784 * lra-constraints.c (process_alt_operands): Check combination of
17785 reg class and mode.
17787 2016-07-08 Jason Merrill <jason@redhat.com>
17788 Richard Biener <rguenther@suse.de>
17790 P0145: Refining Expression Order for C++.
17791 * gimplify.c (initial_rhs_predicate_for): New.
17792 (gimplfy_modify_expr): Gimplify RHS before LHS.
17794 2016-07-08 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
17797 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
17798 Allow standard error handling to take over when a wrong number
17799 of arguments is presented to __builtin_vec_ld () or
17800 __builtin_vec_st ().
17802 2016-07-08 Jiong Wang <jiong.wang@arm.com>
17804 * config/aarch64/aarch64-simd-builtins.def (smax): Remove float
17809 * config/aarch64/arm_neon.h (vmaxnm_f32): Use
17810 __builtin_aarch64_fmaxv2sf.
17811 (vmaxnmq_f32): Likewise.
17812 (vmaxnmq_f64): Likewise.
17813 (vminnm_f32): Likewise.
17814 (vminnmq_f32): Likewise.
17815 (vminnmq_f64): Likewise.
17817 2016-07-08 Michael Meissner <meissner@linux.vnet.ibm.com>
17820 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Do not
17821 enable -mfloat128-hardware by default.
17822 (ISA_3_0_MASKS_IEEE): New macro to give all of the VSX options
17823 that IEEE 128-bit hardware support needs.
17824 * config/rs6000/rs6000.c (rs6000_option_override_internal): If
17825 -mcpu=power9 -mfloat128, enable -mfloat128-hardware by default.
17826 Use ISA_3_0_MASKS_IEEE as the set of options that IEEE 128-bit
17827 floating point requires.
17828 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
17829 -mfloat128 and -mfloat128-hardware changes.
17831 2016-07-08 Alan Hayward <alan.hayward@arm.com>
17833 PR tree-optimization/71667
17834 * tree-vect-loop.c (vectorizable_live_operation): ignore DEBUG stmts
17836 2016-07-08 Martin Liska <mliska@suse.cz>
17838 PR middle-end/71606
17839 * fold-const.c (fold_convertible_p): As COMPLEX_TYPE
17840 folding produces SAVE_EXPRs, thus return false for the type.
17842 2016-07-07 Martin Liska <mliska@suse.cz>
17844 * file-find.c (remove_prefix): New function.
17845 * file-find.h (remove_prefix): Declare the function.
17846 * gcc-ar.c (main): Skip a folder of the wrapper if
17847 a wrapped binary would point to the same file.
17849 2016-07-07 Jan Hubicka <jh@suse.cz>
17851 * tree-scalar-evolution.c (iv_can_overflow_p): export.
17852 * tree-scalar-evolution.h (iv_can_overflow_p): Declare.
17853 * tree-ssa-loop-ivopts.c (alloc_iv): Use it.
17855 2016-07-07 Ilya Enkovich <ilya.enkovich@intel.com>
17858 * ipa-inline-analysis.c (compute_inline_parameters): Set
17859 local.can_change_signature to false for intrumentation
17862 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
17864 * config/arm/arm.h (TARGET_USE_MOVT): Check MOVT/MOVW availability
17865 with TARGET_HAVE_MOVT.
17866 (TARGET_HAVE_MOVT): Define.
17867 * config/arm/arm.c (const_ok_for_op): Check MOVT/MOVW
17868 availability with TARGET_HAVE_MOVT.
17869 * config/arm/arm.md (arm_movt): Use TARGET_HAVE_MOVT to check MOVT
17871 (addsi splitter): Use TARGET_THUMB && TARGET_HAVE_MOVT rather than
17873 (symbol_refs movsi splitter): Remove TARGET_32BIT check.
17874 (arm_movtas_ze): Use TARGET_HAVE_MOVT to check MOVT availability.
17875 * config/arm/constraints.md (define_constraint "j"): Use
17876 TARGET_HAVE_MOVT to check MOVT availability.
17878 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
17880 * config/arm/arm-protos.h: Reindent FL_FOR_* macro definitions.
17882 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
17884 * config/arm/arm-arches.def (armv8-m.base): Define new architecture.
17885 (armv8-m.main): Likewise.
17886 (armv8-m.main+dsp): Likewise.
17887 * config/arm/arm-protos.h (FL_FOR_ARCH8M_BASE): Define.
17888 (FL_FOR_ARCH8M_MAIN): Likewise.
17889 * config/arm/arm-tables.opt: Regenerate.
17890 * config/arm/bpabi.h: Add armv8-m.base, armv8-m.main and
17891 armv8-m.main+dsp to BE8_LINK_SPEC.
17892 * config/arm/arm.h (TARGET_HAVE_LDACQ): Exclude ARMv8-M.
17893 (enum base_architecture): Add BASE_ARCH_8M_BASE and BASE_ARCH_8M_MAIN.
17894 * config/arm/arm.c (arm_arch_name): Increase size to work with ARMv8-M
17895 Baseline and Mainline.
17896 (arm_option_override_internal): Also disable arm_restrict_it when
17897 !arm_arch_notm. Update comment for -munaligned-access to also cover
17899 (arm_file_start): Increase buffer size for printing architecture name.
17900 * doc/invoke.texi: Document architectures armv8-m.base, armv8-m.main
17901 and armv8-m.main+dsp.
17902 (mno-unaligned-access): Clarify that this is disabled by default for
17903 ARMv8-M Baseline architectures as well.
17905 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
17907 * config/arm/elf.h: Use __ARM_ARCH_ISA_THUMB and __ARM_ARCH_ISA_ARM to
17908 decide whether to prevent some libgcc routines being included for some
17909 multilibs rather than __ARM_ARCH_6M__ and add comment to indicate the
17910 link between this condition and the one in
17911 libgcc/config/arm/lib1func.S.
17913 2016-07-07 Richard Biener <rguenther@suse.de>
17915 * tree-ssa-pre.c: Include alias.h.
17916 (compute_avail): If we have multiple VN_REFERENCEs with the
17917 same hashtable entry adjust that to make it a valid replacement
17918 for all of them with respect to alignment and aliasing
17919 when doing insertion.
17920 * tree-ssa-sccvn.h (vn_reference_operands_for_lookup): Declare.
17921 * tree-ssa-sccvn.c (vn_reference_operands_for_lookup): New function.
17923 2016-07-06 Segher Boessenkool <segher@kernel.crashing.org>
17927 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
17928 *ctr<mode>_internal5, *ctr<mode>_internal6): Add *wi to the output
17931 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17933 * var-tracking.c (struct adjust_mem_data): Make side_effects a vector.
17934 (adjust_mems): Adjust.
17935 (adjust_insn): Likewise.
17936 (prepare_call_arguments): Likewise.
17938 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17940 * gcse.c (struct ls_expr): Make stores field a vector.
17941 (ldst_entry): Adjust.
17942 (free_ldst_entry): Likewise.
17943 (print_ldst_list): Likewise.
17944 (compute_ld_motion_mems): Likewise.
17945 (update_ld_motion_stores): Likewise.
17947 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17949 * gcse.c (struct ls_expr): Remove loads field.
17950 (ldst_entry): Adjust.
17951 (free_ldst_entry): Likewise.
17952 (print_ldst_list): Likewise.
17953 (compute_ld_motion_mems): Likewise.
17955 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17957 * store-motion.c (struct st_expr): Make antic_stores a vector.
17958 (st_expr_entry): Adjust.
17959 (free_st_expr_entry): Likewise.
17960 (print_store_motion_mems): Likewise.
17961 (find_moveable_store): Likewise.
17962 (compute_store_table): Likewise.
17963 (remove_reachable_equiv_notes): Likewise.
17964 (replace_store_insn): Likewise.
17965 (build_store_vectors): Likewise.
17967 2016-07-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17969 * config/arm/driver-arm.c (arm_cpu_table): Add entries for cortex-a32,
17970 cortex-a35, cortex-a53, cortex-a57, cortex-a72, cortex-a73.
17972 2016-07-06 Yuri Rumyantsev <ysrumyan@gmail.com>
17974 PR tree-optimization/71518
17975 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Adjust
17976 misalign also for outer loops with negative step.
17978 2016-07-06 Wilco Dijkstra <wdijkstr@arm.com>
17980 * config/arm/cortex-a53.md: Use final_presence_set for in-order.
17981 (cortex_a53_shift): Add mov_shift.
17982 (cortex_a53_shift_reg): Add new reservation for register shifts.
17983 (cortex_a53_alu): Remove bfm.
17984 (cortex_a53_alu_shift): Add bfm, remove mov_shift.
17985 (cortex_a53_alu_extr): Add new reservation for EXTR.
17986 (bypasses): Improve bypass modelling.
17988 2016-07-06 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
17991 * config/avr/avr.c (avr_asm_select_section): Strip off
17992 SECTION_DECLARED from flags when calling get_section.
17994 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
17996 * tree-vectorizer.h (vect_memory_access_type): Add
17997 VMAT_INVARIANT, VMAT_CONTIGUOUS_DOWN and VMAT_CONTIGUOUS_REVERSED.
17998 * tree-vect-stmts.c (compare_step_with_zero): New function.
17999 (perm_mask_for_reverse): Move further up file.
18000 (get_group_load_store_type): Stick to VMAT_ELEMENTWISE if the
18002 (get_negative_load_store_type): New function.
18003 (get_load_store_type): Call it. Add an ncopies argument.
18004 (vectorizable_mask_load_store): Update call accordingly and
18005 remove tests for negative steps.
18006 (vectorizable_store, vectorizable_load): Likewise. Handle new
18007 memory_access_types.
18009 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
18011 * tree-vectorizer.h (vect_memory_access_type): New enum.
18012 (_stmt_vec_info): Add a memory_access_type field.
18013 (STMT_VINFO_MEMORY_ACCESS_TYPE): New macro.
18014 (vect_model_store_cost): Take an access type instead of a boolean.
18015 (vect_model_load_cost): Likewise.
18016 * tree-vect-slp.c (vect_analyze_slp_cost_1): Update calls to
18017 vect_model_store_cost and vect_model_load_cost.
18018 * tree-vect-stmts.c (vec_load_store_type): New enum.
18019 (vect_model_store_cost): Take an access type instead of a
18020 store_lanes_p boolean. Simplify tests.
18021 (vect_model_load_cost): Likewise, but for load_lanes_p.
18022 (get_group_load_store_type, get_load_store_type): New functions.
18023 (vectorizable_store): Use get_load_store_type. Record the access
18024 type in STMT_VINFO_MEMORY_ACCESS_TYPE.
18025 (vectorizable_load): Likewise.
18026 (vectorizable_mask_load_store): Likewise. Replace is_store
18027 variable with vls_type.
18029 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
18031 * tree-vectorizer.h (vect_grouped_load_supported): Add a
18032 single_element_p parameter.
18033 * tree-vect-data-refs.c (vect_grouped_load_supported): Likewise.
18034 Check the PR65518 case here rather than in vectorizable_load.
18035 * tree-vect-loop.c (vect_analyze_loop_2): Update call accordignly.
18036 * tree-vect-stmts.c (vectorizable_load): Likewise.
18038 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
18040 * tree-vectorizer.h (gather_scatter_info): New structure.
18041 (vect_check_gather_scatter): Return a bool rather than a decl.
18042 Replace return-by-pointer arguments with a single
18043 gather_scatter_info *.
18044 * tree-vect-data-refs.c (vect_check_gather_scatter): Likewise.
18045 (vect_analyze_data_refs): Update call accordingly.
18046 * tree-vect-stmts.c (vect_mark_stmts_to_be_vectorized): Likewise.
18047 (vectorizable_mask_load_store): Likewise. Also record the
18048 offset dt and vectype in the gather_scatter_info.
18049 (vectorizable_store): Likewise.
18050 (vectorizable_load): Likewise.
18052 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
18054 * tree-vect-stmts.c (vect_model_store_cost): For non-SLP
18055 strided groups, use the cost of N scalar accesses instead
18056 of ncopies vector accesses.
18057 (vect_model_load_cost): Likewise.
18059 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
18061 * tree-vect-stmts.c (vect_cost_group_size): Delete.
18062 (vect_model_store_cost): Avoid calling it. Use first_stmt_p
18063 variable to indicate when once-per-group costs are being used.
18064 (vect_model_load_cost): Likewise. Fix comment and misindented code.
18066 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
18068 * tree-vect-stmts.c (vectorizable_load): Remove unnecessary
18069 peeling-for-gaps condition.
18071 2016-07-06 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
18073 * config/s390/s390.c (s390_expand_vec_init): Force initializer
18074 element to register if it doesn't match general_operand.
18076 2016-07-05 Michael Meissner <meissner@linux.vnet.ibm.com>
18077 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
18079 * config/rs6000/rs6000-protos.h (rs6000_split_signbit): New
18081 * config/rs6000/rs6000.c (rs6000_split_signbit): New function.
18082 * config/rs6000/rs6000.md (UNSPEC_SIGNBIT): New constant.
18083 (SIGNBIT): New mode iterator.
18084 (Fsignbit): New mode attribute.
18085 (signbit<mode>2): Change operand1 to match FLOAT128 instead of
18086 IBM128; dispatch to gen_signbit{kf,tf}2_dm for __float128
18087 when direct moves are available.
18088 (signbit<mode>2_dm): New define_insn_and_split).
18089 (signbit<mode>2_dm2): New define_insn.
18091 2016-07-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18093 PR rtl-optimization/71594
18094 * ifcvt.c (noce_convert_multiple_sets): Wrap new_val or old_val
18095 into subregs of appropriate mode before trying to emit a conditional
18098 2016-07-05 Jan Hubicka <jh@suse.cz>
18100 * tree-scalar-evolution.c (iv_can_overflow_p): New function.
18101 (simple_iv): Use it.
18103 2016-07-05 Jan Hubicka <jh@suse.cz>
18105 * tree-ssa-loop-niter.c (nowrap_type_p): Use ANY_INTEGRAL_TYPE_P.
18107 2016-07-05 Jiong Wang <jiong.wang@arm.com>
18109 * lra-constraints.c (process_alt_operands): Don't add spilling cost for
18112 2016-07-05 Jan Hubicka <jh@suse.cz>
18114 * tree-scalar-evoluiton.c (simple_iv): Use nowrap_type to check if
18117 2016-07-05 Richard Biener <rguenther@suse.de>
18119 * gimple-ssa-split-paths.c (find_block_to_duplicate_for_splitting_pa):
18120 Handle empty else block.
18121 (is_feasible_trace): Likewise.
18122 (split_paths): Likewise.
18124 2016-07-05 Richard Biener <rguenther@suse.de>
18126 * tree-loop-distribution.c (distribute_loop): Fix issue with
18127 the cost model loop.
18129 2016-07-05 Christophe Lyon <christophe.lyon@linaro.org>
18131 * config/arm/neon-testgen.ml: Delete.
18132 * config/arm/neon.ml: Delete.
18134 2016-07-04 Jakub Jelinek <jakub@redhat.com>
18137 * tree.c (attribute_value_equal): Use get_attribute_name instead of
18138 directly using TREE_PURPOSE.
18140 2016-07-04 Jiong Wang <jiong.wang@arm.com>
18142 * config/aarch64/aarch64.h: Rename "ARMv8.1" to "ARMv8.1-A".
18143 * config/aarch64/aarch64_neon.h: Likewise.
18144 * config/aarch64/arm_neon.h: Likewise.
18145 * config/aarch64/atomics.md: Likewise.
18146 * config/aarch64/aarch64-simd-builtins.def: Likewise.
18147 * doc/invoke.texi: Likewise.
18149 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
18151 * config/s390/s390.md: Add "z13" cpu_facility.
18152 ("*mov<mode>cc"): Add support for z13 instructions lochi and locghi.
18153 * config/s390/predicates.md ("loc_operand"): New predicate for "load on
18154 condition" type instructions.
18156 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
18157 Jeff Law <law@redhat.com>
18159 * explow.c (allocate_dynamic_stack_space): Simplify knowing that
18160 MUST_ALIGN was always true and extra_align ist always BITS_PER_UNIT.
18162 2016-07-04 Yuri Rumyantsev <ysrumyan@gmail.com>
18164 * config/i386/i386.c (ix86_expand_vec_perm): Add handle one-operand
18165 permutation for TARGET_AVX512F.
18166 (ix86_expand_vec_one_operand_perm_avx512): New function.
18167 (expand_vec_perm_1): Invoke introduced function.
18168 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
18169 it may be not valid after vectorization.
18171 2016-07-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18174 * config/aarch64/aarch64.c (aarch64_classify_symbol): Fix
18175 typo in comment. Only force to memory if it is a weak
18176 external reference.
18178 2016-07-04 Matthew Wahab <matthew.wahab@arm.com>
18179 Jiong Wang <jiong.wang@arm.com>
18181 * config/aarch64/aarch64-arches.def: Add "armv8.2-a".
18182 * config/aarch64/aarch64.h (AARCH64_FL_V8_2): New.
18183 (AARCH64_FL_F16): New.
18184 (AARCH64_FL_FOR_ARCH8_2): New.
18185 (AARCH64_ISA_8_2): New.
18186 (AARCH64_ISA_F16): New.
18187 (TARGET_FP_F16INST): New.
18188 (TARGET_SIMD_F16INST): New.
18189 * config/aarch64/aarch64-option-extensions.def ("fp16"): New entry.
18190 ("fp"): Disabling "fp" also disables "fp16".
18191 * config/aarch64/aarch64-c.c (arch64_update_cpp_builtins):
18192 Conditionally define __ARM_FEATURE_FP16_SCALAR_ARITHMETIC
18193 and __ARM_FEATURE_FP16_VECTOR_ARITHMETIC.
18194 * doc/invoke.texi (AArch64 Options): Document "armv8.2-a" and "fp16".
18196 2016-07-04 Jan Beulich <jbeulich@suse.com>
18198 * gcc.c (default_compilers["@c-header"]): Conditionalize "-o".
18200 2016-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
18203 * config/rs6000/vsx.md (vsx_splat_v4sf_internal): When splitting
18204 the insns, use an insn form that does not adjust the offset on
18205 little endian systems.
18207 2016-07-01 Jan Beulich <jbeulich@suse.com>
18209 * varasm.c (get_variable_section): Validate initializer in
18210 named .bss-like sections.
18212 2016-07-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
18214 * config/rs6000/altivec.md (*altivec_vpermr_<mode>_internal):
18215 Exchange the order of the second and third operands in the vpermr
18216 instruction tmeplate.
18218 2016-07-01 Peter Bergner <bergner@vnet.ibm.com>
18221 * config/rs6000/rs6000.c (rs6000_secondary_reload_simple_move):
18222 Disallow TDmode values.
18224 2016-07-01 Alan Modra <amodra@gmail.com>
18226 PR rtl-optimization/71709
18227 * ira-lives.c (find_call_crossed_cheap_reg): Exit loop on arg reg
18228 being set, not referenced.
18230 2016-07-01 Yuri Rumyantsev <ysrumyan@gmail.com>
18232 PR tree-optimization/70729
18233 * tree-vectorizer.c (adjust_simduid_builtins): Nullify safelen field
18234 of loop since it can be not valid after transformation.
18236 2016-07-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18238 * config/arm/arm.c (thumb_reload_in_hi): Delete.
18239 * config/arm/arm-protos.h (thumb_reload_in_hi): Delete prototype.
18241 2016-07-01 Eric Botcazou <ebotcazou@adacore.com>
18243 * config/arm/arm.c (arm_function_ok_for_sibcall): Add another check
18246 2016-06-30 Michael Meissner <meissner@linux.vnet.ibm.com>
18249 * config/rs6000/constraints.md (wY constraint): New constraint to
18250 match the requirements for the LXSD and STXSD instructions.
18251 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): New
18252 predicate to match the requirements for the LXSD and STXSD
18254 * config/rs6000/rs6000.md (mov<mode>_hardfloat32, FMOVE64 case):
18255 Use constaint wY for LXSD/STXSD instructions instead of 'o' or 'Y'
18256 to make sure that the bottom 2 bits of offset are 0, the address
18257 form is offsettable, and no updating is done in the address mode.
18258 (mov<mode>_hardfloat64, FMOVE64 case): Likewise.
18259 (movdi_internal32): Likewise
18260 (movdi_internal64): Likewise.
18262 2016-06-30 Jakub Jelinek <jakub@redhat.com>
18264 PR tree-optimization/71707
18265 * tree-ssa-strlen.c (get_stridx_plus_constant): Handle already present
18266 strinfo even for ADDR_EXPR ptr.
18268 2016-06-30 Kelvin Nilsen <kelvin@gcc.gnu.org>
18270 * config/rs6000/altivec.md (darn_32): Change the condition to
18271 TARGET_P9_MISC instead of TARGET_MODULO.
18272 (darn_raw): Replace TARGET_MODULO with TARGET_P9_MISC in the
18273 condition expression.
18274 (darn): Replace TARGET_MODULO with TARGET_P9_MISC in the
18275 condition expression.
18276 * config/rs6000/dfp.md (UNSPEC_DTSTSFI): New unspec constant.
18277 (DFP_TEST): New code iterator.
18278 (dfptstsfi_<code>_mode>): New define_expand.
18279 (*dfp_sgnfcnc_<mode>): New define_insn.
18280 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_0): Move this macro
18281 definition next to BU_P9_MISC_1 definition and change the MASK
18282 value to RS6000_BTM_P9_MISC.
18283 (BU_P9_MISC_1): Change the MASK value to RS6000_BTM_P9_MISC.
18284 (BU_P9_64BIT_MISC_0): Likewise.
18285 (BU_P9_DFP_MISC_0): New macro definition.
18286 (BU_P9_DFP_MISC_1): New macro definition.
18287 (BU_P9_DFP_MISC_2): New macro definition.
18288 (BU_P9_DFP_OVERLOAD_1): New macro definition.
18289 (BU_P9_DFP_OVERLOAD_2): New macro definition.
18290 (BU_P9_DFP_OVERLOAD_3): New macro definition.
18291 (TSTSFI_LT_DD): New BU_P9_DFP_MISC_2.
18292 (TSTSFI_LT_TD): Likewise.
18293 (TSTSFI_EQ_DD): Likewise.
18294 (TSTSFI_EQ_TD): Likewise.
18295 (TSTSFI_GT_DD): Likewise.
18296 (TSTSFI_GT_TD): Likewise.
18297 (TSTSFI_OV_DD): Likewise.
18298 (TSTSFI_OV_TD): Likewise.
18299 (TSTSFI_LT): New BU_P9_DFP_OVERLOAD_2.
18300 (TSTSFI_LT_DD): Likewise.
18301 (TSTSFI_LT_TD): Likewise.
18302 (TSTSFI_EQ): Likewise.
18303 (TSTSFI_EQ_DD): Likewise.
18304 (TSTSFI_EQ_TD): Likewise.
18305 (TSTSFI_GT): Likewise.
18306 (TSTSFI_GT_DD): Likewise.
18307 (TSTSFI_GT_TD): Likewise.
18308 (TSTSFI_OV): Likewise.
18309 (TSTSFI_OV_DD): Likewise.
18310 (TSTSFI_OV_TD): Likewise.
18311 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
18312 overloaded test significance functions.
18313 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
18314 OPTION_MASK_P9_MISC into the representation of this mask.
18315 (POWERPC_MASKS): Add OPTION_MASK_P9_MISC into the representation
18317 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Set the
18318 RS6000_BTM_P9_MISC flag in the return value if TARGET_P9_MISC is
18320 (rs6000_expand_binop_builtin): Enforce that argument 0 of the exp
18321 argument is a 6-bit unsigned literal value if the icode argument
18322 represents a DFP test significance built-in call.
18323 (rs6000_invalid_builtin): Add support for the RS6000_BTM_P9_MISC
18324 flag used independently and in combination with the
18325 RS6000_BTM_64BIT flag.
18326 (rs6000_opt_masks): Add entry for power9-misc command-line option.
18327 (rs6000_builtin_mask_names): Add entry for power9-misc
18328 command-line option.
18329 * config/rs6000/rs6000.h: Redefine TARGET_P9_MISC as 0 if
18330 HAVE_AS_POWER9 is not a defined macro. Define MASK_P9_MISC and
18331 RS6000_BTM_P9_MISC macros.
18332 * config/rs6000/rs6000.opt: Add support for the -mpower9-misc
18333 option and change the description of the -mpower9-vector option to
18334 enable only vector instructions, removing its erroneously claimed
18335 support for scalar instructions.
18336 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
18337 the ISA 3.0 digital floating point test significance built-in
18340 2016-06-30 Wilco Dijkstra <wdijkstr@arm.com>
18342 * config/aarch64/aarch64.c (cortexa35_tunings):
18343 Enable AES fusion. Use cortexa57_branch_cost.
18344 (cortexa53_tunings): Use cortexa57_branch_cost.
18345 (cortexa72_tunings): Use cortexa57_branch_cost.
18346 Use AUTOPREFETCHER_WEAK.
18347 (cortexa73_tunings): Use cortexa57_branch_cost.
18349 2016-06-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18350 James Greenhalgh <james.greenhalgh@arm.com>
18352 * config/aarch64/arm_neon.h (vcopyq_lane_f32, vcopyq_lane_f64,
18353 vcopyq_lane_p8, vcopyq_lane_p16, vcopyq_lane_s8, vcopyq_lane_s16,
18354 vcopyq_lane_s32, vcopyq_lane_s64, vcopyq_lane_u8, vcopyq_lane_u16,
18355 vcopyq_lane_u32, vcopyq_lane_u64): Reimplement in C.
18356 (vcopy_lane_f32, vcopy_lane_f64, vcopy_lane_p8, vcopy_lane_p16,
18357 vcopy_lane_s8, vcopy_lane_s16, vcopy_lane_s32, vcopy_lane_s64,
18358 vcopy_lane_u8, vcopy_lane_u16, vcopy_lane_u32, vcopy_lane_u64,
18359 vcopy_laneq_f32, vcopy_laneq_f64, vcopy_laneq_p8, vcopy_laneq_p16,
18360 vcopy_laneq_s8, vcopy_laneq_s16, vcopy_laneq_s32, vcopy_laneq_s64,
18361 vcopy_laneq_u8, vcopy_laneq_u16, vcopy_laneq_u32, vcopy_laneq_u64,
18362 vcopyq_laneq_f32, vcopyq_laneq_f64, vcopyq_laneq_p8, vcopyq_laneq_p16,
18363 vcopyq_laneq_s8, vcopyq_laneq_s16, vcopyq_laneq_s32, vcopyq_laneq_s64,
18364 vcopyq_laneq_u8, vcopyq_laneq_u16, vcopyq_laneq_u32, vcopyq_laneq_u64):
18367 2016-06-30 James Greenhalgh <james.greenhalgh@arm.com>
18368 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18370 * config/aarch64/aarch64-simd.md (*aarch64_simd_vec_copy_lane<mode>):
18372 (*aarch64_simd_vec_copy_lane_<vswap_width_name><mode>): Likewise.
18374 2016-06-30 David Malcolm <dmalcolm@redhat.com>
18377 * gcc.c (driver::build_option_suggestions): Pass "option" to
18378 add_misspelling_candidates.
18379 * opts-common.c (add_misspelling_candidates): Add "option" param;
18380 use it to avoid adding negated forms for options marked with
18382 * opts.h (add_misspelling_candidates): Add "option" param.
18384 2016-06-30 Jakub Jelinek <jakub@redhat.com>
18386 PR middle-end/71693
18387 * fold-const.c (fold_binary_loc) <case RROTATE_EXPR>: Cast
18388 TREE_OPERAND (arg0, 0) and TREE_OPERAND (arg0, 1) to type
18389 first when permuting bitwise operation with rotate. Cast
18390 TREE_OPERAND (arg0, 0) to type when cancelling two rotations.
18392 2016-06-29 David Malcolm <dmalcolm@redhat.com>
18394 * opts.c (handle_param): Use find_param_fuzzy to offer suggestions
18395 for misspelled param names.
18396 * params.c: Include spellcheck.h.
18397 (find_param_fuzzy): New function.
18398 * params.h (find_param_fuzzy): New prototype.
18399 * spellcheck.c (struct edit_distance_traits<const char *>): Move to...
18400 * spellcheck.h (struct edit_distance_traits<const char *>):
18403 2016-06-29 Michael Meissner <meissner@linux.vnet.ibm.com>
18405 * config/rs6000/predicates.md (const_0_to_7_operand): New
18406 predicate, recognize 0..7.
18407 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
18408 support for doing extracts from V16QImode, V8HImode, V4SImode
18410 * config/rs6000/vsx.md (VSX_EXTRACT_I): Mode iterator for ISA 3.0
18411 vector extract support.
18412 (VSX_EXTRACT_PREDICATE): Mode attribute to validate element number
18413 for ISA 3.0 vector extract.
18414 (VSX_EX): Constraints to use for ISA 3.0 vector extract.
18415 (vsx_extract_<mode>, VSX_EXTRACT_I): Add support for doing
18416 extracts of a constant element number from small integer vectors
18417 on 64-bit ISA 3.0 systems.
18418 (vsx_extract_<mode>_di): Likewise.
18419 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): New target macro to
18420 say when we can do ISA 3.0 vector extracts.
18421 * config/rs6000/rs6000.md (stfiwx): Allow DImode in Altivec
18422 registers, using the stxsiwx instruction.
18424 2016-06-29 Jim Wilson <jim.wilson@linaro.org>
18426 * config/aarch64/aarch64-cores.def (qdf24xx): Use qdf24xx tuning.
18427 * config/aarch64/aarch64.c (qdf24xx_addrcost_table,
18428 qdf24xx_regmove_cost, qdf24xx_tunings): New.
18429 * config/arm/aarch64-cost-tables.h (qdf24xx_extra_costs): New.
18430 * config/arm/arm-cores.def (qdf24xx): Use qdf24xx tuning.
18431 * config/arm/arm.c (arm_qdf24xx_tune): New.
18433 2016-06-29 Wilco Dijkstra <wdijkstr@arm.com>
18435 * config/aarch64/aarch64.c (cortexa53_tunings):
18436 Increase loop alignment to 8. Set function alignment to 16.
18437 (cortexa35_tunings): Likewise.
18438 (cortexa57_tunings): Increase loop alignment to 8.
18439 (cortexa72_tunings): Likewise.
18440 (cortexa73_tunings): Likewise.
18442 2016-06-29 Matthew Wahab <matthew.wahab@arm.com>
18444 * doc/sourcebuild.texi (Effective-Target keywords): Add entries
18445 for arm_fp16_ok and arm_fp16_hw.
18446 (Add Options): Add entries for arm_fp16, arm_fp16_ieee and
18447 arm_fp16_alternative.
18449 2016-06-29 Ilya Enkovich <ilya.enkovich@intel.com>
18451 PR tree-optimization/71655
18452 * tree-vect-stmts.c (vectorizable_comparison): Swap definition
18453 types when swapping operands.
18455 2016-06-29 Martin Liska <mliska@suse.cz>
18457 PR middle-end/71585
18458 * common.opt (flag_stack_protect): Mark the flag as optimization flag.
18459 * ipa-inline-transform.c (inline_call): Remove unnecessary call
18460 of build_optimization_node.
18462 2016-06-29 Yuri Rumyantsev <ysrumyan@gmail.com>
18464 PR tree-optimization/70729
18465 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Consider memory reference as
18466 independent in loops having positive safelen value.
18467 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
18468 it may be not valid after vectorization.
18470 2016-06-29 Jakub Jelinek <jakub@redhat.com>
18472 PR tree-optimization/71625
18473 * tree-ssa-strlen.c (get_addr_stridx): Add PTR argument. Assume list
18474 is sorted by ascending list->offset. If PTR is non-NULL and there is
18475 previous strinfo, call get_stridx_plus_constant.
18476 (get_stridx): Pass exp as second argument to get_addr_stridx.
18477 (addr_stridxptr): Add missing list = list->next, so that there can be
18478 more than one entries in the list. Bump limit from 16 to 32. Ensure
18479 the list is sorted by ascending list->offset.
18480 (get_stridx_plus_constant): Adjust so that it can be also called with
18481 ADDR_EXPR instead of SSA_NAME as PTR.
18482 (handle_char_store): Pass NULL_TREE as second argument to
18485 2016-06-29 Richard Biener <rguenther@suse.de>
18487 PR rtl-optimization/68961
18488 * simplify-rtx.c (simplify_subreg): Handle VEC_CONCAT like CONCAT.
18490 2016-06-29 Richard Biener <rguenther@suse.de>
18492 PR middle-end/71002
18493 * alias.c (component_uses_parent_alias_set_from): Handle
18494 type punning through union accesses by using the union alias set.
18495 * gimple.c (gimple_get_alias_set): Remove union type punning case.
18497 2016-07-29 Richard Biener <rguenther@suse.de>
18499 * match.pd ((T)(T2)x -> (T)x): Remove restriction on final
18500 precision not matching mode precision.
18502 2016-06-28 John David Anglin <danglin@gcc.gnu.org>
18504 * config/pa/pa.md (call_symref_64bit_post_reload): Don't call
18505 pa_output_arg_descriptor.
18506 (call_val_symref_64bit_post_reload): Likewise.
18507 (call_val_powf_64bit_post_reload): Likewise.
18508 (sibcall_internal_symref_64bit): Likewise.
18509 (sibcall_value_internal_symref_64bit): Likewise.
18511 2016-06-28 Jakub Jelinek <jakub@redhat.com>
18513 PR middle-end/71626
18514 * config/i386/i386.c (ix86_expand_vector_move): For SUBREG of
18515 a constant, force its SUBREG_REG into memory or register instead
18518 2016-06-28 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
18521 * config/avr/avr.opt (-mfract-convert-truncate): Update description.
18522 * doc/invoke.texi (AVR Options): Document it.
18524 2016-06-28 Walter Lee <walt@tilera.com>
18526 * config/tilegx/linux.h: Do not include arch/icache.h
18527 (CLEAR_INSN_CACHE): Provide inlined definition directly.
18528 * config/tilepro/linux.h: Do not include arch/icache.h
18529 (CLEAR_INSN_CACHE): Provide inlined definition directly.
18531 2016-06-28 Wilco Dijkstra <wdijkstr@arm.com>
18533 * tree-ssa-math-opts.c (find_bswap_or_nop_1): Adjust bitnumbering
18534 for big-endian BIT_FIELD_REF.
18536 2016-06-28 Pat Haugen <pthaugen@us.ibm.com>
18538 * config/rs6000/rs6000.md ('type' attribute): Add htmsimple/dfp types.
18539 ('size' attribute): Add '128'.
18541 (*mov<mode>_hardfloat32, *mov<mode>_hardfloat64, *movdi_internal32,
18542 *movdi_internal64, *movdf_update1): Set size attribute to '64'.
18543 (add<mode>3, sub<mode>3, mul<mode>3, div<mode>3, sqrt<mode>2,
18544 copysign<mode>3, neg<mode>2_hw, abs<mode>2_hw, *nabs<mode>2_hw,
18545 *fma<mode>4_hw, *fms<mode>4_hw, *nfma<mode>4_hw, *nfms<mode>4_hw,
18546 extend<SFDF:mode><IEEE128:mode>2_hw, trunc<mode>df2_hw,
18547 *xscvqp<su>wz_<mode>, *xscvqp<su>dz_<mode>, *xscv<su>dqp_<mode>,
18548 *trunc<mode>df2_odd): Set size attribute to '128'.
18549 (*cmp<mode>_hw): Change type to veccmp and set size attribute to '128'.
18550 * config/rs6000/power6.md (power6-fp): Include dfp type.
18551 * config/rs6000/power7.md (power7-fp): Likewise.
18552 * config/rs6000/power8.md (power8-fp): Likewise.
18553 * config/rs6000/power9.md: New file.
18554 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power9.md.
18555 * config/rs6000/htm.md (*tabort, *tabort<wd>c, *tabort<wd>ci,
18556 *trechkpt, *treclaim, *tsr, *ttest): Change type attribute to
18558 * config/rs6000/dfp.md (extendsddd2, truncddsd2, extendddtd2,
18559 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
18560 divtd3, *cmpdd_internal1, *cmptd_internal1, floatdidd2, floatditd2,
18561 ftruncdd2, fixdddi2, ftrunctd2, fixtddi2, dfp_ddedpd_<mode>,
18562 dfp_denbcd_<mode>, dfp_dxex_<mode>, dfp_diex_<mode>, dfp_dscli_<mode>,
18563 dfp_dscri_<mode>): Change type attribute to dfp.
18564 * config/rs6000/crypto.md (crypto_vshasigma<CR_char>): Change type
18565 attribute to vecsimple.
18566 * config/rs6000/rs6000.c (power9_cost): Update costs, cache size
18567 and prefetch streams.
18568 (rs6000_option_override_internal): Remove temporary code setting
18569 tuning to power8. Don't set rs6000_sched_groups for power9.
18570 (last_scheduled_insn): Change to rtx_insn *.
18571 (divide_cnt, vec_load_pendulum): New variables.
18572 (rs6000_adjust_cost): Add Power9 to test for store->load separation.
18573 (rs6000_issue_rate): Set issue rate for Power9.
18574 (is_power9_pairable_vec_type): New.
18575 (power9_sched_reorder2): New.
18576 (rs6000_sched_reorder2): Call new function for Power9 specific
18578 (insn_must_be_first_in_group): Remove Power9.
18579 (insn_must_be_last_in_group): Likewise.
18580 (force_new_group): Likewise.
18581 (rs6000_sched_init): Fix initialization of last_scheduled_insn.
18582 Initialize divide_cnt/vec_load_pendulum.
18583 (_rs6000_sched_context, rs6000_init_sched_context,
18584 rs6000_set_sched_context): Handle context save/restore of new
18587 2016-06-28 Richard Biener <rguenther@suse.de>
18589 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p):
18590 Properly handle DECL_BIT_FIELD_REPRESENTATIVE occuring as
18591 COMPONENT_REF operand.
18592 (nonoverlapping_component_refs_p): Likewise.
18593 * stor-layout.c (start_bitfield_representative): Mark
18594 DECL_BIT_FIELD_REPRESENTATIVE as DECL_NONADDRESSABLE_P.
18596 2016-06-28 Jakub Jelinek <jakub@redhat.com>
18598 * Makefile.in: Don't cat ../stage_current if it does not exist.
18600 * doc/extend.texi (__builtin_add_overflow_p): Clarify behavior when
18601 last argument is a bit-field.
18603 PR rtl-optimization/71673
18604 * internal-fn.c (expand_arith_overflow_result_store): Use
18605 OPTAB_LIB_WIDEN instead of OPTAB_DIRECT as last argument to
18606 expand_simple_binop.
18608 PR middle-end/66867
18609 * builtins.c (expand_ifn_atomic_compare_exchange_into_call,
18610 expand_ifn_atomic_compare_exchange): New functions.
18611 * internal-fn.c (expand_ATOMIC_COMPARE_EXCHANGE): New function.
18612 * tree.h (build_call_expr_internal_loc): Rename to ...
18613 (build_call_expr_internal_loc_array): ... this. Fix up type of
18615 * internal-fn.def (ATOMIC_COMPARE_EXCHANGE): New internal fn.
18616 * predict.c (expr_expected_value_1): Handle IMAGPART_EXPR of
18617 ATOMIC_COMPARE_EXCHANGE result.
18618 * builtins.h (expand_ifn_atomic_compare_exchange): New prototype.
18619 * gimple-fold.h (optimize_atomic_compare_exchange_p,
18620 fold_builtin_atomic_compare_exchange): New prototypes.
18621 * gimple-fold.c (optimize_atomic_compare_exchange_p,
18622 fold_builtin_atomic_compare_exchange): New functions..
18623 * tree-ssa.c (execute_update_addresses_taken): If
18624 optimize_atomic_compare_exchange_p, ignore &var in 2nd argument
18625 of call when finding addressable vars, and if such var becomes
18626 non-addressable, call fold_builtin_atomic_compare_exchange.
18628 2016-06-27 Segher Boessenkool <segher@kernel.crashing.org>
18631 * config/rs6000/rs6000.md (ashdi3_extswsli_dot): Use
18632 gen_ashdi3_extswsli_dot2 instead of gen_ashdi3_extswsli_dot.
18634 2016-06-27 Pat Haugen <pthaugen@us.ibm.com>
18636 * config/rs6000/rs6000.md ('type' attribute): Add
18637 veclogical,veccmpfx,vecexts,vecmove insn types.
18638 (*abs<mode>2_fpr, *nabs<mode>2_fpr, *neg<mode>2_fpr, *extendsfdf2_fpr,
18639 copysign<mode>3_fcpsgn, trunc<mode>df2_internal1, neg<mode>2_internal,
18640 p8_fmrgow_<mode>, pack<mode>): Change type to fpsimple.
18641 (*xxsel<mode>, copysign<mode>3_hard, neg<mode>2_hw, abs<mode>2_hw,
18642 *nabs<mode>2_hw): Change type to vecmove.
18643 (*and<mode>3_internal, *bool<mode>3_internal, *boolc<mode>3_internal,
18644 *boolcc<mode>3_internal, *eqv<mode>3_internal,
18645 *one_cmpl<mode>3_internal, *ieee_128bit_vsx_neg<mode>2_internal,
18646 *ieee_128bit_vsx_abs<mode>2_internal,
18647 *ieee_128bit_vsx_nabs<mode>2_internal, extendkftf2, trunctfkf2,
18648 *ieee128_mfvsrd_64bit, *ieee128_mfvsrd_32bit, *ieee128_mtvsrd_64bit,
18649 *ieee128_mtvsrd_32bit): Change type to veclogical.
18650 (mov<mode>_hardfloat, *mov<mode>_hardfloat32, *mov<mode>_hardfloat64,
18651 *movdi_internal32, *movdi_internal64): Update insn types.
18652 * config/rs6000/vsx.md (*vsx_le_undo_permute_<mode>,
18653 vsx_extract_<mode>): Change type to veclogical.
18654 (*vsx_xxsel<mode>, *vsx_xxsel<mode>_uns): Change type to vecmove.
18655 (vsx_sign_extend_qi_<mode>, *vsx_sign_extend_hi_<mode>,
18656 *vsx_sign_extend_si_v2di): Change type to vecexts.
18657 * config/rs6000/altivec.md (*altivec_mov<mode>, *altivec_movti): Change
18658 type to veclogical.
18659 (*altivec_eq<mode>, *altivec_gt<mode>, *altivec_gtu<mode>,
18660 *altivec_vcmpequ<VI_char>_p, *altivec_vcmpgts<VI_char>_p,
18661 *altivec_vcmpgtu<VI_char>_p): Change type to veccmpfx.
18662 (*altivec_vsel<mode>, *altivec_vsel<mode>_uns): Change type to vecmove.
18663 * config/rs6000/dfp.md (*negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
18664 negtd2, *abstd2_fpr, *nabstd2_fpr): Change type to fpsimple.
18665 * config/rs6000/40x.md (ppc405-float): Add fpsimple.
18666 * config/rs6000/440.md (ppc440-fp): Add fpsimple.
18667 * config/rs6000/476.md (ppc476-fp): Add fpsimple.
18668 * config/rs6000/601.md (ppc601-fp): Add fpsimple.
18669 * config/rs6000/603.md (ppc603-fp): Add fpsimple.
18670 * config/rs6000/6xx.md (ppc604-fp): Add fpsimple.
18671 * config/rs6000/7xx.md (ppc750-fp): Add fpsimple.
18672 (ppc7400-vecsimple): Add veclogical, vecmove, veccmpfx.
18673 * config/rs6000/7450.md (ppc7450-fp): Add fpsimple.
18674 (ppc7450-vecsimple): Add veclogical, vecmove.
18675 (ppc7450-veccmp): Add veccmpfx.
18676 * config/rs6000/8540.md (ppc8540_simple_vector): Add veclogical,
18678 (ppc8540_vector_compare): Add veccmpfx.
18679 * config/rs6000/a2.md (ppca2-fp): Add fpsimple.
18680 * config/rs6000/cell.md (cell-fp): Add fpsimple.
18681 (cell-vecsimple): Add veclogical, vecmove.
18682 (cell-veccmp): Add veccmpfx.
18683 * config/rs6000/e300c2c3.md (ppce300c3_fp): Add fpsimple.
18684 * config/rs6000/e6500.md (e6500_vecsimple): Add veclogical, vecmove,
18686 * config/rs6000/mpc.md (mpccore-fp): Add fpsimple.
18687 * config/rs6000/power4.md (power4-fp): Add fpsimple.
18688 (power4-vecsimple): Add veclogical, vecmove.
18689 (power4-veccmp): Add veccmpfx.
18690 * config/rs6000/power5.md (power5-fp): Add fpsimple.
18691 * config/rs6000/power6.md (power6-fp): Add fpsimple.
18692 (power6-vecsimple): Add veclogical, vecmove.
18693 (power6-veccmp): Add veccmpfx.
18694 * config/rs6000/power7.md (power7-fp): Add fpsimple.
18695 (power7-vecsimple): Add veclogical, vecmove, veccmpfx.
18696 * config/rs6000/power8.md (power8-fp): Add fpsimple.
18697 (power8-vecsimple): Add veclogical, vecmove, veccmpfx.
18698 * config/rs6000/rs64.md (rs64a-fp): Add fpsimple.
18699 * config/rs6000/titan.md (titan_fp): Add fpsimple.
18700 * config/rs6000/xfpu.md (fp-default, fp-addsub-s, fp-addsub-d): Add
18702 * config/rs6000/rs6000.c (rs6000_adjust_cost): Add TYPE_FPSIMPLE.
18704 2016-06-27 Peter Bergner <bergner@vnet.ibm.com>
18707 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
18708 OPTION_MASK_P9_DFORM_VECTOR.
18709 * config/rs6000/rs6000.c (rs6000_option_override_internal): Do not
18710 disable -mpower9-dform-vector when using reload.
18711 (quad_address_p): Remove 'gpr_p' argument and all associated code.
18712 New 'strict' argument. Update all callers. Add strict addressing
18714 (rs6000_legitimate_offset_address_p): Remove call to
18715 virtual_stack_registers_memory_p.
18716 (rs6000_legitimize_reload_address): Add quad address support.
18717 (rs6000_legitimate_address_p): Move call to quad_address_p above
18718 call to virtual_stack_registers_memory_p. Adjust quad_address_p args
18719 to account for new strict usage.
18720 (rs6000_output_move_128bit): Adjust quad_address_p args to account
18721 for new strict usage.
18722 * config/rs6000/predicates.md (quad_memory_operand): Likewise.
18724 2016-06-26 Uros Bizjak <ubizjak@gmail.com>
18731 * config/i386/i386.c (ix86_spill_class): Disable condition to
18732 always return NO_REGS.
18734 2016-06-26 Jan Hubicka <hubicka@ucw.cz>
18736 * predict.c: Include gimple-pretty-print.h
18737 (predicted_by_loop_heuristics_p): Check also
18738 PRED_LOOP_EXIT_WITH_RECURSION
18739 (predict_loops): Find self recursive calls and use special purpose
18740 predictors for them; dump log about decisions.
18741 (pass_profile::execute): Dump info about #of iterations.
18742 * predict.def (PRED_LOOP_EXIT_WITH_RECURSION,
18743 (PRED_LOOP_GUARD_WITH_RECURSION): New predictors.
18745 2016-06-26 John David Anglin <danglin@gcc.gnu.org>
18747 * config/pa/pa.c (pa_output_indirect_call): Rework to combine
18748 output_asm_insn calls and shorten long lines. Output .CALL
18749 argument descriptor using pa_output_arg_descriptor. Add various
18750 inline $$dyncall and other optimizations.
18751 (pa_attr_length_indirect_call): Adjust ordering and lengths.
18753 2016-06-25 Jakub Jelinek <jakub@redhat.com>
18755 PR tree-optimization/71643
18756 * tree-ssa-tail-merge.c (find_clusters_1): Ignore basic blocks with
18759 * tree-ssa-tail-merge.c (deps_ok_for_redirect_from_bb_to_bb): Don't
18760 leak a bitmap if dep_bb is NULL.
18762 PR tree-optimization/71631
18763 * tree-ssa-reassoc.c (reassociate_bb): Pass true as last argument
18764 to rewrite_expr_tree even if negate_result, move new_lhs var
18765 declaration and initialization earlier, for powi_result set afterwards
18766 new_lhs to lhs. For negate_result, use new_lhs instead of tmp
18767 if new_lhs != lhs, and don't shadow gsi var.
18769 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
18771 * predict.c (predict_paths_leading_to, predict_paths_leading_to_edge):
18772 Add in_loop parameter.
18773 (predict_loops): Add loop guard heuristics.
18774 * predict.def (PRED_LOOP_GUARD): New heuristics.
18776 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
18778 * predict.c: Include ipa-utils.h
18779 (tree_bb_level_prediction): Predict recursive calls.
18780 (tree_estimate_probability_bb): Skip inexpensive calls for call
18782 * predict.def (PRED_RECURSIVE_CALL): New.
18784 2016-06-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
18786 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): New #define.
18787 (BU_FLOAT128_1): Likewise.
18789 (COPYSIGNQ): Likewise.
18790 (RS6000_BUILTIN_NANQ): Likewise.
18791 (RS6000_BUILTIN_NANSQ): Likewise.
18792 (RS6000_BUILTIN_INFQ): Likewise.
18793 (RS6000_BUILTIN_HUGE_VALQ): Likewise.
18794 * config/rs6000/rs6000.c (rs6000_fold_builtin): New prototype.
18795 (TARGET_FOLD_BUILTIN): New #define.
18796 (rs6000_builtin_mask_calculate): Add TARGET_FLOAT128 entry.
18797 (rs6000_invalid_builtin): Add handling for RS6000_BTM_FLOAT128.
18798 (rs6000_fold_builtin): New target hook implementation, handling
18799 folding of 128-bit NaNs and infinities.
18800 (rs6000_init_builtins): Initialize const_str_type_node; ensure all
18801 entries are filled in to avoid problems during bootstrap
18802 self-test; define builtins for 128-bit NaNs and infinities.
18803 (rs6000_opt_mask): Add entry for float128.
18804 * config/rs6000/rs6000.h (RS6000_BTM_FLOAT128): New #define.
18805 (RS6000_BTM_COMMON): Include RS6000_BTM_FLOAT128.
18806 (rs6000_builtin_type_index): Add RS6000_BTI_const_str.
18807 (const_str_type_node): New #define.
18808 * config/rs6000/rs6000.md (copysign<mode>3 for IEEE128): Convert
18809 to a define_expand that dispatches to either copysign<mode>3_soft
18810 or copysign<mode>3_hard.
18811 (copysign<mode>3_hard): Rename from copysign<mode>3.
18812 (copysign<mode>3_soft): New define_insn.
18813 * doc/extend.texi: Document new builtins.
18815 2016-06-24 Jakub Jelinek <jakub@redhat.com>
18817 * cfgloop.c (flow_loop_dump): Cast nit to uint64_t and print it using
18818 PRIu64 instead of lu.
18820 2016-06-24 Eric Botcazou <ebotcazou@adacore.com>
18823 * tree-inline.c (remap_decl): When fixing up DECL_ORIGINAL_TYPE, just
18824 copy the type name.
18826 2016-06-24 Jakub Jelinek <jakub@redhat.com>
18828 PR tree-optimization/71647
18829 * omp-low.c (lower_rec_input_clauses): Convert
18830 omp_clause_aligned_alignment (c) to size_type_node for the
18831 last argument of __builtin_assume_aligned.
18833 2016-06-24 H.J. Lu <hongjiu.lu@intel.com>
18835 * configure.ac (calling ___tls_get_addr via GOT): New
18836 assembler/linker check.
18837 (HAVE_AS_IX86_TLS_GET_ADDR_GOT): New. Defined to 1 if 32-bit
18838 assembler and linker supports calling ___tls_get_addr via GOT.
18839 Otherise, defined to 0.
18840 * config.in: Regenerated.
18841 * configure: Likewise.
18842 * config/i386/constraints.md (Yb): New constraint.
18843 * config/i386/i386.h (reg_class): Add TLS_GOTBASE_REGS.
18844 (REG_CLASS_NAMES): Likewise.
18845 (REG_CLASS_CONTENTS): Likewise.
18846 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Replace
18847 the b constraint with the Yb constraint. Call ___tls_get_addr
18848 via GOT for GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT
18850 (*tls_local_dynamic_base_32_gnu): Likewise.
18851 (*tls_global_dynamic_64_<mode>): Call _tls_get_addr via GOT for
18852 GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT is 1.
18853 (*tls_local_dynamic_base_64_<mode>): Likewise.
18855 2016-06-24 Martin Liska <mliska@suse.cz>
18857 * cfgloop.c (flow_loop_dump): Dump average number of loop iterations.
18858 * cfgloop.h: Change 'struct loop' to 'const struct loop' for a
18860 * cfgloopanal.c (expected_loop_iterations_unbounded): Set a new
18861 argument to true if the expected number of iterations is
18864 2016-06-24 Uros Bizjak <ubizjak@gmail.com>
18866 * configure.ac (HAVE_AS_GOTOF_IN_DATA): Use $as_ix86_gas_32_opt to
18867 assemble for 32bit target.
18868 (HAVE_AS_IX86_TLSGDPLT): Use $as_ix86_gas_32_opt to assemble
18869 and $ld_ix86_gld_32_opt to link for 32bit target.
18870 (HAVE_AS_IX86_TLSLDMPLT): Ditto.
18871 * configure: Regenerate.
18873 2016-06-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18875 * config/arm/arm.c (int_log2): Delete definition and prototype.
18876 (shift_op): Use exact_log2 instead of int_log2.
18877 (vfp3_const_double_for_fract_bits): Likewise.
18879 2016-06-24 Jakub Jelinek <jakub@redhat.com>
18881 * internal-fn.c (expand_arith_set_overflow): New function.
18882 (expand_addsub_overflow, expand_neg_overflow, expand_mul_overflow):
18884 (expand_arith_overflow_result_store): Likewise. Handle precision
18885 smaller than mode precision.
18886 * tree-vrp.c (extract_range_basic): For imag part, handle
18887 properly signed 1-bit precision result.
18888 * doc/extend.texi (__builtin_add_overflow): Document that last
18889 argument can't be pointer to enumerated or boolean type.
18890 (__builtin_add_overflow_p): Document that last argument can't
18891 have enumerated or boolean type.
18893 2016-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
18894 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
18896 * config/rs6000/predicates.md (splat_input_operand): Rework.
18897 Don't allow constants, since the insns that use this predicate
18898 don't support constants. Constants are handled by other insns
18899 that are created via combine. During and after register
18900 allocation, only allow indexed or indirect addresses, and not
18901 general addresses. Only allow modes supported by the hardware.
18902 * config/rs6000/rs6000.c (xxsplitb_constant_p): Update usage
18903 comment. Move check for using VSPLTIS<x> to a common location,
18904 instead of doing it in two different places.
18906 2016-06-23 Jocelyn Mayer <l_indien@magic.fr>
18908 * config/i386/driver-i386.c (host_detect_local_cpu): Set
18909 PROCESSOR_PENTIUMPRO for signature_CENTAUR_ebx family >= 9.
18910 <case PROCESSOR_PENTIMUMPRO>: Pass c7 or nehemiah for
18911 signature_CENTAUR_ebx.
18913 2016-06-23 H.J. Lu <hongjiu.lu@intel.com>
18917 * configure.ac (as_ix86_tls_ldm_opt): Renamed to ...
18918 (as_ix86_gas_32_opt): This.
18919 (ld_ix86_tls_ldm_opt): Renamed to ...
18920 (ld_ix86_gld_32_opt): This.
18921 (R_386_TLS_LDM reloc): Updated.
18922 (R_386_GOT32X reloc): New assembler/linker check.
18923 (HAVE_AS_IX86_GOT32X): New. Defined to 1 if 32-bit assembler and
18924 linker support "jmp *_start@GOT" and "cmpl $0, bar@GOT". Otherise,
18926 * config.in: Regenerated.
18927 * configure: Likewise.
18928 * config/i386/i386.c (ix86_force_load_from_GOT_p): Return
18929 true if HAVE_AS_IX86_GOT32X is 1 in 32-bit mode.
18930 (ix86_legitimate_address_p): Allow UNSPEC_GOT for -fno-plt
18931 if ix86_force_load_from_GOT_p returns true.
18932 (ix86_print_operand_address_as): Also support UNSPEC_GOT if
18933 ix86_force_load_from_GOT_p returns true.
18934 (ix86_expand_move): Generate UNSPEC_GOT in 32-bit mode to load
18935 the external function address via the GOT slot.
18936 (ix86_nopic_noplt_attribute_p): Check both TARGET_64BIT and
18937 HAVE_AS_IX86_GOT32X before returning false.
18938 (ix86_output_call_insn): Generate "%!jmp/call\t*%p0@GOT" in
18939 32-bit mode if ix86_nopic_noplt_attribute_p returns true.
18941 2016-06-23 Eric Botcazou <ebotcazou@adacore.com>
18943 * tree-inline.c (remap_decl): Preserve DECL_ORIGINAL_TYPE invariant.
18945 2016-06-23 Andi Kleen <ak@linux.intel.com>
18947 * Makefile.in: Regenerate.
18948 * doc/install.texi: Document autoprofiledbootstrap.
18950 2016-06-23 Andi Kleen <ak@linux.intel.com>
18952 * config/i386/gcc-auto-profile: New file.
18954 2016-06-23 Martin Liska <mliska@suse.cz>
18956 PR middle-end/71619
18957 * predict.c (predict_loops): Revert the hunk that was removed
18960 2016-06-23 Jakub Sejdak <jakub.sejdak@phoesys.com>
18962 * config.gcc: Add support for arm*-*-phoenix* targets.
18963 * config/arm/t-phoenix: New.
18964 * config/phoenix.h: New.
18966 2016-06-23 Uros Bizjak <ubizjak@gmail.com>
18967 H.J. Lu <hongjiu.lu@intel.com>
18970 * config/i386/i386-protos.h (ix86_force_load_from_GOT_p): New.
18971 * config/i386/i386.c (ix86_force_load_from_GOT_p): New function.
18972 (ix86_legitimate_constant_p): Do not allow UNSPEC_GOTPCREL if
18973 ix86_force_load_from_GOT_p returns true.
18974 (ix86_legitimate_address_p): Allow UNSPEC_GOTPCREL if
18975 ix86_force_load_from_GOT_p returns true.
18976 (ix86_print_operand_address_as): Support UNSPEC_GOTPCREL if
18977 ix86_force_load_from_GOT_p returns true.
18978 (ix86_expand_move): Load the external function address via the
18979 GOT slot if ix86_force_load_from_GOT_p returns true.
18980 * config/i386/predicates.md (x86_64_immediate_operand): Return
18981 false for SYMBOL_REFs where ix86_force_load_from_GOT_p returns true.
18982 (x86_64_zext_immediate_operand): Ditto.
18984 2016-06-22 Uros Bizjak <ubizjak@gmail.com>
18986 * config/i386/i386.c (ix86_expand_move): Simplify SYMBOL_REF handling.
18988 2016-06-22 David Malcolm <dmalcolm@redhat.com>
18991 * diagnostic-core.h (pedwarn_at_rich_loc): New prototype.
18992 * diagnostic.c (pedwarn_at_rich_loc): New function.
18993 * spellcheck.h (best_match::best_match): Add a
18994 "best_distance_so_far" optional parameter.
18995 (best_match::set_best_so_far): New method.
18996 (best_match::get_best_distance): New accessor.
18997 (best_match::get_best_candidate_length): New accessor.
18999 2016-06-22 Nick Clifton <nickc@redhat.com>
19001 * dwarf2out.c (scompare_loc_descriptor): Use SCALAR_INT_MODE_P() in
19002 place of GET_MODE_CLASS() == MODE_INT, so that partial integer
19003 modes are accepted as well.
19004 (ucompare_loc_descriptor): Likewise.
19005 (minmax_loc_descriptor): Likewise.
19006 (clz_loc_descriptor): Likewise.
19007 (popcount_loc_descriptor): Likewise.
19008 (bswap_loc_descriptor): Likewise.
19009 (rotate_loc_descriptor): Likewise.
19010 (mem_loc_descriptor): Likewise.
19011 (loc_descriptor): Likewise.
19013 2016-06-22 David Malcolm <dmalcolm@redhat.com>
19015 * common.opt (fdiagnostics-parseable-fixits): New option.
19016 * diagnostic.c: Include "selftest.h".
19017 (print_escaped_string): New function.
19018 (print_parseable_fixits): New function.
19019 (diagnostic_report_diagnostic): Call print_parseable_fixits.
19020 (selftest::assert_print_escaped_string): New function.
19021 (ASSERT_PRINT_ESCAPED_STRING_STREQ): New macro.
19022 (selftest::test_print_escaped_string): New function.
19023 (selftest::test_print_parseable_fixits_none): New function.
19024 (selftest::test_print_parseable_fixits_insert): New function.
19025 (selftest::test_print_parseable_fixits_remove): New function.
19026 (selftest::test_print_parseable_fixits_replace): New function.
19027 (selftest::diagnostic_c_tests): New function.
19028 * diagnostic.h (struct diagnostic_context): Add field
19029 "parseable_fixits_p".
19030 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
19031 -fdiagnostics-parseable-fixits.
19032 (-fdiagnostics-parseable-fixits): New option.
19033 * opts.c (common_handle_option): Handle
19034 -fdiagnostics-parseable-fixits.
19035 * selftest-run-tests.c (selftest::run_tests): Call
19036 selftest::diagnostic_c_tests.
19037 * selftest.h (selftest::diagnostic_c_tests): New prototype.
19039 2016-06-22 Ilya Enkovich <ilya.enkovich@intel.com>
19041 PR tree-optimization/71488
19042 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Support
19043 comparison of boolean vectors.
19044 * tree-vect-stmts.c (vectorizable_comparison): Vectorize comparison
19045 of boolean vectors using bitwise operations.
19047 2016-06-22 Andreas Schwab <schwab@suse.de>
19049 * config/aarch64/aarch64-protos.h (aarch64_elf_asm_named_section):
19050 Remove declaration.
19052 2016-06-22 Eric Botcazou <ebotcazou@adacore.com>
19054 * function.c (assign_parm_setup_reg): Prevent sharing in another case.
19056 2016-06-22 Bernd Edlinger <bernd.edlinger@hotmail.de>
19058 * config/i386/i386.c (print_reg): Emit an error message on attempt to
19061 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19063 * config/arm/arm.c (arm_cortex_a73_tune): New struct.
19064 * config/arm/arm-cores.def (cortex-a73): New entry.
19065 (cortex-a73.cortex-a35): Likewise.
19066 (cortex-a73.cortex-a53): Likewise.
19067 * config/arm/arm-tables.opt: Regenerate.
19068 * config/arm/arm-tune.md: Likewise.
19069 * config/arm/bpabi.h (BE8_LINK_SPEC): Handle mcpu=cortex-a73,
19070 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
19071 * config/arm/t-aprofile: Handle mcpu=cortex-a73,
19072 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
19073 * doc/invoke.texi (ARM Options): Document cortex-a73,
19074 cortex-a73.cortex-a35 and cortex-a73.cortex-a53.
19076 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19078 * config/aarch64/aarch64.c (cortexa73_tunings): New struct.
19079 * config/aarch64/aarch64-cores.def (cortex-a73): New entry.
19080 (cortex-a73.cortex-a35): Likewise.
19081 (cortex-a73.cortex-a53): Likewise.
19082 * config/aarch64/aarch64-tune.md: Regenerate.
19083 * doc/invoke.texi (AArch64 Options): Document cortex-a73,
19084 cortex-a73.cortex-a35 and cortex-a73.cortex-a53 arguments to
19087 2016-06-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
19089 * configure.ac (gcc_cv_as_compress_debug): Remove
19090 --compress-debug-sections as extra as switch.
19091 Handle gas --compress-debug-sections=type.
19092 (gcc_cv_ld_compess_debug): Remove bogus ld_date check.
19093 Handle gld --compress-debug-sections=type.
19094 * configure: Regenerate.
19096 2016-06-21 Andrew Burgess <andrew.burgess@embecosm.com>
19098 * bb-reorder.c (pass_partition_blocks::gate): Update comment.
19100 2016-06-21 John David Anglin <danglin@gcc.gnu.org>
19102 * gcov-tool.c (profile_rewrite): Use int64_t instead of long long.
19103 (do_rewrite): likewise.
19105 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
19107 * common/config/mep/mep-common.c: Remove.
19108 * config.gcc: Remove mep-* support.
19109 * config/mep/constraints.md: Remove.
19110 * config/mep/default.h: Remove.
19111 * config/mep/intrinsics.h: Remove.
19112 * config/mep/intrinsics.md: Remove.
19113 * config/mep/ivc2-template.h: Remove.
19114 * config/mep/mep-c5.cpu: Remove.
19115 * config/mep/mep-core.cpu: Remove.
19116 * config/mep/mep-default.cpu: Remove.
19117 * config/mep/mep-ext-cop.cpu: Remove.
19118 * config/mep/mep-intrin.h: Remove.
19119 * config/mep/mep-ivc2.cpu: Remove.
19120 * config/mep/mep-pragma.c: Remove.
19121 * config/mep/mep-protos.h: Remove.
19122 * config/mep/mep.c: Remove.
19123 * config/mep/mep.cpu: Remove.
19124 * config/mep/mep.h: Remove.
19125 * config/mep/mep.md: Remove.
19126 * config/mep/mep.opt: Remove.
19127 * config/mep/predicates.md: Remove.
19128 * config/mep/t-mep: Remove.
19129 * doc/install.texi: Remove mep-* documentation.
19130 * doc/md.texi: Likewise.
19132 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
19134 * config.gcc: Remove support for avr-rtems.
19135 * config/avr/gen-avr-mmcu-specs.c: Likewise.
19136 * config/avr/rtems.h: Remove.
19137 * config/avr/t-rtems: Remove.
19139 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
19141 * config.gcc: Remove m32r-rtems support.
19142 * config/m32r/rtems.h: Remove.
19144 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
19146 * config.gcc: Remove h8300-rtems support.
19147 * config/h8300/rtems.h: Remove.
19148 * config/h8300/t-rtems: Remove.
19150 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
19152 * config.gcc: Remove support for knetbsd.
19153 * configure.ac: Likewise.
19154 * config/i386/knetbsd-gnu.h: Remove. * config/i386/knetbsd-gnu64.h: Remove.
19155 * config/knetbsd-gnu.h: Remove.
19156 * configure: Regenerate.
19158 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
19160 * config.gcc: Remove support for openbsd 2 and 3.
19161 * config/openbsd-oldgas.h: Remove.
19163 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
19165 * config.gcc: Remove interix support.
19166 * config/i386/i386-interix.h: Remove.
19167 * config/i386/interix.opt: Remove.
19168 * config/i386/t-interix: Remove.
19169 * configure: Regenerate.
19170 * configure.ac: Remove interix support.
19171 * doc/install.texi: Remove interix documentation.
19173 2016-06-21 Kelvin Nilsen <kelvin@gcc.gnu.org>
19175 * config/rs6000/rs6000.h: Add conditional preprocessing directives
19176 to disable Power9-specific compiler features if HAVE_AS_POWER9 is
19179 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
19181 * tree.c (verify_type_variant): Skip TYPE_SIZE and TYPE_SIZE_UNIT if
19182 they are both PLACEHOLDER_EXPRs.
19184 2016-06-21 Michael Meissner <meissner@linux.vnet.ibm.com>
19186 * stor-layout.c (layout_type): Move setting complex MODE to
19187 layout_type, instead of setting it ahead of time by the caller.
19188 * tree.c (build_complex_type): Likewise.
19190 2016-06-21 Martin Liska <mliska@suse.cz>
19192 * predict.c (force_edge_cold): Replace imposisble with
19195 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
19197 * config/i386/i386.c (ix86_emit_swsqrtsf): Emit vrsqrt28ps.
19198 * config/i386/sse.md (define_expand "rsqrtv16sf2"): New.
19200 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
19202 * config/i386/i386.c (ix86_emit_swdivsf): Emit vrcp28ps.
19204 2016-06-21 H.J. Lu <hongjiu.lu@intel.com>
19205 Ilya Enkovich <ilya.enkovich@intel.com>
19208 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
19209 New member function to convert V1TImode register to SUBREG
19210 TImode in debug insn.
19211 (timode_scalar_chain::convert_insn): Call fix_debug_reg_uses
19212 after changing register mode to V1TImode.
19214 2016-06-21 Virendra Pathak <virendra.pathak@broadcom.com>
19216 * config/aarch64/aarch64-cores.def (vulcan): New core.
19217 * config/aarch64/aarch64-tune.md: Regenerate.
19218 * doc/invoke.texi: Document vulcan as an available option.
19220 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
19222 * cse.c (canon_asm_operands): New function extracted from...
19223 (canonicalize_insn): ...here. Call it to canonicalize an ASM_OPERANDS
19224 either standalone or member of a PARALLEL.
19226 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
19229 * config/avr/gen-avr-mmcu-specs.c (print_mcu):
19230 [*link_data_start]: Wrap -Tdata into %{!Tdata:...}.
19231 [*link_text_start]: Wrap -Ttext into %{!Ttext:...}.
19233 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
19236 * config/avr/avr.md (movqi): Only handle loading subreg:qi of
19237 constant addresses if can_create_pseudo_p.
19239 2016-06-21 Jakub Jelinek <jakub@redhat.com>
19241 PR tree-optimization/71588
19242 * tree-ssa-strlen.c (valid_builtin_call): New function.
19243 (adjust_last_stmt, handle_builtin_memset, strlen_optimize_stmt): Use
19246 2016-06-20 Jakub Jelinek <jakub@redhat.com>
19248 PR middle-end/71581
19249 * tree-ssa-uninit.c (warn_uninit): If EXPR and VAR are NULL,
19250 see if T isn't anonymous SSA_NAME with COMPLEX_EXPR created
19251 for conversion of scalar user var to complex type and use the
19252 underlying SSA_NAME_VAR in that case. If EXPR is still NULL,
19255 PR rtl-optimization/71591
19256 * toplev.c (toplev::run_self_tests): If no_backend, complain and
19257 don't run any tests.
19259 2016-06-20 Hans-Peter Nilsson <hp@axis.com>
19262 * config/cris/cris.c (cris_asm_output_mi_thunk): Add missing "ba"
19263 delay-slot "nop" for PIC with CRIS v32. Also add missing leading
19264 space for PIC with non-v32 and the common non-PIC "jump".
19266 2016-06-20 Jakub Jelinek <jakub@redhat.com>
19269 * config/i386/i386.c (ix86_fp_cmp_code_to_pcmp_immediate): Fix up
19270 returned values and add UN*/LTGT/*ORDERED cases with values matching
19271 D operand modifier on vcmp for AVX.
19273 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
19275 * config/aarch64/aarch64.opt
19276 (mpc-relative-literal-loads): Rename internal option name.
19277 * config/aarch64/aarch64.c
19278 (aarch64_nopcrelative_literal_loads): Rename to
19279 aarch64_pcrelative_literal_loads.
19280 (aarch64_expand_mov_immediate): Likewise.
19281 (aarch64_secondary_reload): Likewise.
19282 (aarch64_can_use_per_function_literal_pools_p): Likewise.
19283 (aarch64_override_options_after_change_1): Rename and simplify logic.
19284 (aarch64_classify_symbol): Merge large model checks into switch,
19285 remove pc-relative load check.
19287 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
19289 * config/arm/aarch-cost-tables.h (cortexa53_extra_costs): Make FP
19290 costs relative to the cost of a register move.
19292 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
19294 * config/aarch64/arm_neon.h (vcvt_n_f64_s64): New.
19295 (vcvt_n_f64_u64): Likewise.
19296 (vcvt_n_s64_f64): Likewise.
19297 (vcvt_n_u64_f64): Likewise.
19298 (vcvt_f64_s64): Likewise.
19299 (vrecpe_f64): Likewise.
19300 (vcvt_f64_u64): Likewise.
19301 (vrecps_f64): Likewise.
19303 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
19305 * config/aarch64/aarch64.md
19306 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3): Add attributes to
19308 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>3): Likewise. Correct
19310 * config/aarch64/aarch64-builtins.c
19311 (aarch64_types_binop_uss_qualifiers): Delete.
19312 (TYPES_BINOP_USS): Likewise.
19313 (aarch64_types_binop_sus_qualifiers): Likewise.
19314 (TYPES_BINOP_SUS): Likewise.
19315 (aarch64_types_fcvt_from_unsigned_qualifiers): New.
19316 (TYPES_FCVTIMM_SUS): Likewise.
19317 * config/aarch64/aarch64-simd-builtins.def (scvtf): Use SHIFTIMM
19319 (ucvtf): Use FCVTIMM_SUS rather than BINOP_SUS.
19320 (fcvtzs): Use SHIFTIMM rather than BINOP.
19321 (fcvtzu): Use SHIFTIMM_USS rather than BINOP_USS.
19323 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
19325 * config/arm/aarch-cost-tables.h (cortexa57_extra_costs): Make FP
19326 costs relative to the cost of a register move.
19328 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
19330 * config/aarch64/aarch64.c (aarch64_modes_tieable_p):
19331 Allow scalar/single vector modes to be tieable.
19333 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
19335 * config/arm/cortex-a57.md (cortex_a57_fp_cpys): Add fcsel.
19337 2016-06-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19339 * params.def (PARAM_ALIGN_LOOP_ITERATIONS): Use "alignment" instead of
19341 * tree.h (TYPE_ALIGN): Likewise.
19343 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
19346 * config/avr/avr.md (movqi): Handle loading subreg:qi (const).
19348 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
19350 * config/avr/avr.c (avr_print_operand): Fix "format not a string
19351 literal" build warnings.
19352 (avr_print_operand_address): Dito.
19354 2016-06-19 David Edelsohn <dje.gcc@gmail.com>
19357 * config/rs6000/aix51.h (TARGET_EXTRA_BUILTINS): Define as 0.
19358 * config/rs6000/aix43.h (TARGET_EXTRA_BUILTINS): Same.
19360 2016-06-18 John David Anglin <danglin@gcc.gnu.org>
19362 * config/pa/pa.h (TARGET_LONG_PIC_PCREL_CALL): Remove.
19364 2016-06-18 Eric Botcazou <ebotcazou@adacore.com>
19367 * reload1.c (reload): Pass 0 to finish_spills when called because
19368 update_eliminables_and_spill returns true and remove did_spill.
19369 (finish_spills): Adjust comment and document GLOBAL parameter.
19371 2016-06-17 DJ Delorie <dj@redhat.com>
19374 * config/rl78/rl78-expand.c (umulqihi3): Enable for G10.
19375 * config/rl78/rl78-virtual.c (umulhi3_shift_virt): Likewise.
19376 (umulqihi3_virt): Likewise.
19377 * config/rl78/rl78-real.c (umulhi3_shift_real): Likewise.
19378 (umulqihi3_real): Likewise.
19380 2016-06-17 Martin Liska <mliska@suse.cz>
19382 * tree-ssa-reassoc.c (transform_add_to_multiply): Use auto_vec.
19384 2016-06-17 Martin Liska <mliska@suse.cz>
19386 * predict.def: PRED_LOOP_EXIT from 92 to 85.
19388 2016-06-17 James Greenhalgh <james.greenhalgh@arm.com>
19390 * config/arm/arm_neon.h (vadd_f32): replace __FAST_MATH with
19392 (vaddq_f32): Likewise.
19393 (vmul_f32): Likewise.
19394 (vmulq_f32): Likewise.
19395 (vsub_f32): Likewise.
19396 (vsubq_f32): Likewise.
19398 2016-06-17 Bin Cheng <bin.cheng@arm.com>
19400 PR tree-optimization/71347
19401 * tree-ssa-loop-ivopts.c (determine_group_iv_cost_address): Compute
19402 cost for all uses in group.
19404 2016-06-17 Bin Cheng <bin.cheng@arm.com>
19406 * tree-vect-loop.c (vect_create_epilog_for_reduction): Only
19407 insert gimple seq if it's not empty.
19409 2016-06-17 Bin Cheng <bin.cheng@arm.com>
19411 * tree-vectorizer.h (struct dr_with_seg_len): Remove class
19413 * tree-vect-data-refs.c (operator ==): Handle DR_OFFSET directly,
19414 rather than OFFSET.
19415 (comp_dr_with_seg_len_pair): Ditto.
19416 (vect_prune_runtime_alias_test_list): Ditto. Also Canonicalize
19417 struct dr_with_seg_len_pair against DR_OFFSET.
19418 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks): Handle
19419 DR_OFFSET directly.
19421 2016-06-17 Szabolcs Nagy <szabolcs.nagy@arm.com>
19423 * config/aarch64/geniterators.sh: Handle parenthesised conditions.
19425 2016-06-16 John David Anglin <danglin@gcc.gnu.org>
19427 * config/pa/pa.c (pa_output_pic_pcrel_sequence): New.
19428 (pa_output_lbranch): Use pa_output_pic_pcrel_sequence.
19429 (pa_output_millicode_call): Likewise.
19430 (pa_output_call): Likewise.
19431 (pa_output_indirect_call): Likewise.
19432 (pa_asm_output_mi_thunk): Likewise.
19434 2016-06-16 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
19436 * doc/invoke.texi (x86 Options): Fix -mno-fp-ret-in-387 typo.
19438 2016-06-16 Martin Liska <mliska@suse.cz>
19440 * predict.c (combine_predictions_for_insn): When we find a first
19441 match predictor, we should consider just predictors with
19442 PRED_FLAG_FIRST_MATCH. Print either first match (if any) or
19443 DS theory predictor.
19444 (combine_predictions_for_bb): Likewise.
19446 2016-06-16 Jakub Jelinek <jakub@redhat.com>
19448 * gimplify.c (gimplify_scan_omp_clauses): Handle COMPONENT_REFs
19449 with base of reference to struct.
19451 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
19453 * doc/invoke.texi (x86 Options): Document -m80387 and -mhard-float.
19455 2016-06-16 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
19458 * config/avr/avr.c (avr_asm_init_sections): Remove setup of
19459 progmem_swtable_section.
19460 (progmem_swtable_section): Remove.
19461 (avr_asm_function_rodata_section): Remove.
19462 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
19463 * config/avr/avr.h (JUMP_TABLES_IN_TEXT_SECTION: Define to 1.
19465 2016-06-16 Jocelyn Mayer <l_indien@magic.fr>
19467 * config/i386/driver-i386.c (host_detect_local_cpu): Set
19468 PROCESSOR_K8 for signature_CENTAUR_ebx with has_longmode.
19469 <case PROCESSOR_K8>: Pass nano-3000, nano, eden-x2 or k8 for
19470 signature_CENTAUR_ebx.
19471 * config/i386/i386.c (ix86_option_override_internal): Add
19472 definitions for VIA c7, samuel-2, nehemiah, esther, eden-x2, eden-x4,
19473 nano, nano-1000, nano-2000, nano-3000, nano-x2 and nano-x4.
19474 * doc/invoke.texi (x86 Options): Document new VIA -march entries.
19476 2016-06-16 Martin Liska <mliska@suse.cz>
19478 * predict.def: Add fortran loop preheader predictor.
19479 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Properly
19480 fold IFN_BUILTIN_EXPECT with a known constant argument.
19482 2016-06-16 Martin Liska <mliska@suse.cz>
19484 * predict.def: Add 'Fortran' to display text of all
19485 PRED_FORTRAN_* predictors.
19487 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
19490 * config/ia64/ia64.c (enum ia64_builtins) [IA64_BUILTIN_NANQ]: New.
19491 [IA64_BUILTIN_NANSQ]: Ditto.
19492 (ia64_fold_builtin): New function.
19493 (TARGET_FOLD_BUILTIN): New define.
19494 (ia64_init_builtins) Declare const_string_type node.
19495 Add __builtin_nanq and __builtin_nansq builtin functions.
19496 (ia64_expand_builtin): Handle IA64_BUILTIN_NANQ and IA64_BUILTIN_NANSQ.
19498 2016-06-16 Nick Clifton <nickc@redhat.com>
19500 * config/msp430/msp430-opts.h (msp430_hwmult_types): Add
19501 MSP430_HWMULT_ prefix to enum values.
19502 (msp430_regions): Add MSP430_REGION_ prefix to enum values.
19503 * config/msp430/msp430.c: Update use of enum values.
19504 * config/msp430/msp430.md: Likewise.
19505 * config/msp430/msp430.opt: Likewise.
19507 2016-06-16 Jan Hubicka <hubicka@ucw.cz>
19509 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Fix estimation
19510 of comparsions in the last iteration.
19512 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
19513 Joern Rennecke <joern.rennecke@embecosm.com>
19515 * config/arc/arc.c (arc_print_operand_address): Handle pc-relative
19517 (arc_needs_pcl_p): Add GOTOFFPC.
19518 (arc_legitimate_pic_addr_p): Likewise.
19519 (arc_output_pic_addr_const): Likewise.
19520 (arc_legitimize_pic_address): Generate a pc-relative address using
19522 (arc_output_libcall): Use @pcl syntax.
19523 (arc_delegitimize_address_0): Delegitimize ARC_UNSPEC_GOTOFFPC.
19524 * config/arc/arc.md ("unspec"): Add ARC_UNSPEC_GOTOFFPC.
19525 (*movsi_insn): Use @pcl syntax.
19526 (doloop_begin_i): Likewise.
19528 2016-06-16 Martin Liska <mliska@suse.cz>
19530 * predict.def: Define a new predictor.
19532 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
19534 * config/arc/arc.opt (mtp-regno): Update text.
19536 2016-06-16 Renlin Li <renlin.li@arm.com>
19538 * config/aarch64/aarch64.c (aarch64_legitimize_address): Fix a typo.
19540 2016-06-16 Jakub Jelinek <jakub@redhat.com>
19543 * config/i386/i386.md (setcc + movzbl peephole2): Use reg_set_p.
19544 (setcc + and peephole2): Likewise.
19546 PR rtl-optimization/71532
19547 * cse.c (cse_insn): For const/pure calls, invalidate argument passing
19550 2016-06-15 Michael Meissner <meissner@linux.vnet.ibm.com>
19552 * config/rs6000/vsx.md (VSINT_84): Add DImode to enable loading
19553 DImode constants with XXSPLTIB in vector registers.
19554 (vsx_extract_<mode>, V2DImode/V2DFmode): Combine both
19555 vsx_extract_<mode>_internal{1,2} into a single insn that handles
19556 direct move (both ISA 2.07 and ISA 3.0 versions), and optimizes
19557 extraction of the element at the top of the register as a scalar
19559 (vsx_extract_<mode>_internal1): Likewise.
19560 (vsx_extract_<mode>_internal2): Likewise.
19561 * config/rs6000/constraints.md (wi constraint): Remove a comment
19562 about DImode not being allowed in Altivec registers.
19563 (wB constraint): New constraint for constants that can be
19564 generated in Altivec registers with VSPLTISW/VUPKHSW.
19565 * config/rs6000/predicates.md (xxspltib_constant_split): Update
19567 (xxspltib_constant_nosplit): Likewise.
19568 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Add
19569 support for -mupper-regs-di to enable DImode to go into Altivec
19571 (POWERPC_MASKS): Likewise.
19572 (power7 cpu): Likewise.
19573 * config/rs6000/rs6000.opt (-mupper-regs-di): Likewise.
19574 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Add support
19575 for DImode being allowed in Altivec registers. Update wi/wj
19576 constraints. Set scalar_in_vmx_p flag.
19577 (rs6000_option_override_internal): Add checks for -mupper-regs-di.
19578 (xxspltib_constant_p): Allow CONST_INT's with VOIDmode. Don't
19579 return true if we could use VSPLTISW/VUPKHSW instead of XXSPLTIB.
19580 (rs6000_opt_masks): Add -mupper-regs-di.
19581 * config/rs6000/rs6000.md (lfiwax): Update clobbers that don't use
19582 direct move to use wi and not wj.
19583 (lfiwzx): Likewise.
19584 (floatsi<mode>2_lfiwax_mem): Combine alternatives into a single
19586 (floatunssi<mode>2_lfiwzx_mem): Likewise.
19587 (fix_trunc<mode>di2_fctidz): Change second alternative to allow
19588 any VSX register, instead of just Altivec registers, to allow
19589 either operand to be an Altivec register or both.
19590 (fixuns_trunc<mode>di2_fctiduz): Likewise.
19591 (movdi_internal32): Add support for -mupper-regs-di. Add support
19592 to load constants via XXSPLTIB or VSPLTISW. Add spacing to allow
19593 the alternatives and attributes to be lined up to be easier to
19595 (movdi_internal64): Likewise.
19596 (64-bit DImode splitters): Change predicates to only split loading
19597 up GPR registers. Add splits for using XXSPLTIB or VSPLTISW to
19598 load constants in ISA 3.0 or ISA 2.07 respectively.
19599 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
19600 -mupper-regs-di. Update -mupper-regs-df and -mupper-regs-sf to
19601 mention -mcpu=power9 sets these options.
19602 * doc/md.texi (PowerPC and IBM RS6000 constraints): Document the
19605 2016-06-15 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
19608 * config/avr/avr.c (avr_set_current_function): Warn misspelled
19609 interrupt/ signal handler if -Wmisspelled-isr flag is enabled.
19610 * config/avr/avr.opt (Wmisspelled-isr): New warning flag. Enabled
19611 by default to warn misspelled interrupt/ signal handler.
19612 * doc/invoke.texi (AVR Options): Document it. Update description
19613 for -nodevicelib option.
19615 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19617 * config/aarch64/aarch64-simd.md (aarch64_<sur>shll_n<mode>): Clean
19618 up parentheses. Use GET_MODE_UNIT_BITSIZE.
19619 (aarch64_<sur>shll2_n<mode>): Likewise.
19621 2016-06-15 Ilya Enkovich <ilya.enkovich@intel.com>
19623 PR middle-end/71529
19624 * ipa-chkp.c (chkp_build_instrumented_fndecl): Fix
19625 DECL_CONTEXT for copied arguments.
19627 2016-06-15 Alan Hayward <alan.hayward@arm.com>
19629 PR tree-optimization/71483
19630 * tree-vect-loop.c (vectorizable_live_operation): Pick correct index
19633 2016-06-15 Martin Liska <mliska@suse.cz>
19635 * predict.c (tree_predict_by_opcode): Call predict_edge_def
19636 instead of predict_edge w/o a probability.
19638 2016-06-15 Alan Hayward <alan.hayward@arm.com>
19640 PR tree-optimization/71439
19641 * tree-vect-loop.c (vect_analyze_loop_operations): Additional check for
19644 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19646 * ifcvt.c (bb_ok_for_noce_multiple_sets): Allow simple lowpart
19647 register subregs in SET_SRC.
19649 2016-06-15 Richard Biener <rguenther@suse.de>
19651 * tree-vect-stmts.c (vectorizable_store): Remove strided grouped
19652 store restrictions.
19654 2016-06-15 Richard Biener <rguenther@suse.de>
19656 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence): Do
19657 not consider dependences between accesses that belong to the
19659 (vect_analyze_data_ref_dependences): Do not analyze read-read
19660 or self-dependences.
19662 2016-06-14 David Malcolm <dmalcolm@redhat.com>
19664 * spellcheck-tree.c: Include spellcheck-tree.h rather than
19666 (find_closest_identifier): Reimplement in terms of
19667 best_match<tree,tree>.
19668 * spellcheck-tree.h: New file.
19669 * spellcheck.c (struct edit_distance_traits<const char *>): New
19671 (find_closest_string): Reimplement in terms of
19672 best_match<const char *, const char *>.
19673 * spellcheck.h (levenshtein_distance): Move prototype of tree-based
19674 overload to spellcheck-tree.h.
19675 (find_closest_identifier): Likewise.
19676 (struct edit_distance_traits<T>): New template.
19677 (class best_match): New class.
19679 2016-06-14 David Malcolm <dmalcolm@redhat.com>
19681 * selftest-run-tests.c (selftest::run_tests): Call
19682 selftest::spellcheck_tree_c_tests.
19683 * selftest.h (selftest::spellcheck_tree_c_tests): New decl.
19684 * spellcheck-tree.c: Include selftest.h and stringpool.h.
19685 (selftest::test_find_closest_identifier): New function.
19686 (selftest::spellcheck_tree_c_tests): New function.
19687 * spellcheck.c (selftest::test_find_closest_string): Verify that
19688 the order of the vec does not affect the results for this case.
19689 (selftest::test_data): New array.
19690 (selftest::test_metric_conditions): New function.
19691 (selftest::spellcheck_c_tests): Add a test of case-comparison.
19692 Call selftest::test_metric_conditions.
19694 2016-06-14 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
19696 * config/rs6000/rs6000-builtin.def (commentary): Typo.
19697 (BU_P9_MISC_1): Likewise.
19698 (BU_P9_64BIT_MISC_0): Likewise.
19699 (BU_P9_MISC_0): Likewise.
19701 2016-06-14 David Malcolm <dmalcolm@redhat.com>
19703 * gcc-rich-location.c
19704 (gcc_rich_location::add_fixit_misspelled_id): New method.
19705 * gcc-rich-location.h
19706 (gcc_rich_location::add_fixit_misspelled_id): Add decl.
19708 2016-06-14 Andreas Tobler <andreast@gcc.gnu.org>
19710 * config/arm/freebsd.h: Only enable unaligned access for armv6 on
19711 FreeBSD 11 and above.
19713 2016-06-14 Uros Bizjak <ubizjak@gmail.com>
19715 * config/i386/i386.md (signbittf2): Emit sse_movmskps for TARGET_SSE.
19717 2016-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19719 * expmed.h: Close parenthesis in "at your option" in copyright
19721 * lower-subreg.h: Likewise.
19723 2016-06-14 Richard Biener <rguenther@suse.de>
19725 PR middle-end/71526
19726 * genmatch.c (expr::gen_transform): Use in_type for comparisons
19729 2015-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19731 * config/aarch64/aarch64.c (aarch64_mask_and_shift_for_ubfiz_p):
19733 (aarch64_rtx_costs): Use it. Rewrite CONST_INT_P (op1) case to handle
19734 mask+shift version.
19735 * config/aarch64/aarch64-protos.h (aarch64_mask_and_shift_for_ubfiz_p):
19737 * config/aarch64/aarch64.md (*andim_ashift<mode>_bfiz): Replace
19738 matching condition with aarch64_mask_and_shift_for_ubfiz_p.
19740 2016-06-14 Richard Biener <rguenther@suse.de>
19742 PR tree-optimization/71522
19743 * tree-ssa.c (non_rewritable_lvalue_p): Do not rewrite non-float
19744 copying into float copying.
19746 2016-06-14 Jakub Jelinek <jakub@redhat.com>
19748 PR tree-optimization/71520
19749 * tree-ssa-tail-merge.c (find_duplicate): Handle labels.
19750 (replace_block_by): Move user labels from bb1 to bb2.
19752 2016-06-14 Richard Biener <rguenther@suse.de>
19754 PR middle-end/71310
19756 * expr.h (get_bit_range): Declare.
19757 * expr.c (get_bit_range): Export.
19758 * fold-const.c (optimize_bit_field_compare): Use get_bit_range and
19759 word_mode again to constrain the bitfield access.
19761 2016-06-14 Richard Biener <rguenther@suse.de>
19763 PR tree-optimization/71521
19764 * tree-vrp.c (extract_range_from_binary_expr_1): Guard
19765 division int_const_binop against zero divisor.
19767 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
19769 * config/i386/i386.md (signbittf2): New expander.
19770 * config/i386/sse.md (ptesttf2): New insn pattern.
19772 2016-06-13 David Malcolm <dmalcolm@redhat.com>
19775 * input.c (selftest::test_reading_source_line): Avoid reading from
19776 __FILE__ by creating a tempfile with known content and reading
19779 2016-06-13 David Malcolm <dmalcolm@redhat.com>
19781 * pretty-print.c (assert_pp_format_colored): Skip the test if
19783 (test_pp_format): Remove comment about GCC_COLORS.
19785 2016-06-13 David Malcolm <dmalcolm@redhat.com>
19787 * input.c (test_reading_source_line): Use SELFTEST_LOCATION.
19788 * pretty-print.c (assert_pp_format_va): Add location param and use
19789 it with ASSERT_STREQ_AT.
19790 (assert_pp_format): Add location param and pass it to
19791 assert_pp_format_va.
19792 (assert_pp_format_colored): Likewise.
19793 (ASSERT_PP_FORMAT_1): New.
19794 (ASSERT_PP_FORMAT_2): New.
19795 (ASSERT_PP_FORMAT_3): New.
19796 (test_pp_format): Provide SELFTEST_LOCATION throughout, either
19797 explicitly, or implicitly via the above macros.
19798 * selftest.c (selftest::pass): Use a selftest::location rather
19799 than file and line.
19800 (selftest::fail): Likewise. Print the function name.
19801 (selftest::fail_formatted): Likewise.
19802 (selftest::assert_streq): Use a selftest::location rather than
19804 * selftest.h (selftest::location): New struct.
19805 (SELFTEST_LOCATION): New macro.
19806 (selftest::pass): Accept a const location & rather than file
19808 (selftest::fail): Likewise.
19809 (selftest::fail_formatted): Likewise.
19810 (selftest::assert_streq): Likewise.
19811 (ASSERT_TRUE): Update for above changes, using SELFTEST_LOCATION.
19812 (ASSERT_FALSE): Likewise.
19813 (ASSERT_EQ): Likewise.
19814 (ASSERT_NE): Likewise.
19815 (ASSERT_STREQ): Likewise.
19816 (ASSERT_PRED1): Likewise.
19817 (ASSERT_STREQ_AT): New macro.
19819 2016-06-13 David Malcolm <dmalcolm@redhat.com>
19821 * selftest.c (selftest::fail_formatted): New function.
19822 (selftest::assert_streq): New function.
19823 * selftest.h (selftests::fail_formatted): New decl.
19824 (selftest::assert_streq): New decl.
19825 (ASSERT_STREQ): Reimplement in terms of selftest::assert_streq.
19827 2016-06-13 Jeff Law <law@redhat.com>
19829 PR tree-optimization/71403
19830 * tree-ssa-threadbackward.c
19831 (convert_and_register_jump_thread_path): No longer accept reference
19832 to path. Do not pop items off the path anymore.
19833 (fsm_find_control_statement_thread_paths): Do not allow threading
19834 to a deeper loop nest. Pop the last item off the path here rather
19835 than in convert_and_register_jump_thread_path.
19837 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
19838 Wilco Dijkstra <Wilco.Dijkstra@arm.com>
19840 [AArch64] Emit division using the Newton series
19842 * config/aarch64/aarch64-protos.h
19843 (cpu_approx_modes): Add new member "division".
19844 (aarch64_emit_approx_div): Declare new function.
19845 * config/aarch64/aarch64.c
19846 (generic_approx_modes): New member "division".
19847 (exynosm1_approx_modes): Likewise.
19848 (xgene1_approx_modes): Likewise.
19849 (aarch64_emit_approx_div): Define new function.
19850 * config/aarch64/aarch64.md ("div<mode>3"): New expansion.
19851 * config/aarch64/aarch64-simd.md ("div<mode>3"): Likewise.
19852 * config/aarch64/aarch64.opt (-mlow-precision-div): Add new option.
19853 * doc/invoke.texi (-mlow-precision-div): Describe new option.
19855 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
19856 Wilco Dijkstra <wilco.dijkstra@arm.com>
19858 [AArch64] Emit square root using the Newton series
19860 * config/aarch64/aarch64-protos.h
19861 (aarch64_emit_approx_rsqrt): Replace with new function
19862 "aarch64_emit_approx_sqrt".
19863 (cpu_approx_modes): New member "sqrt".
19864 * config/aarch64/aarch64.c
19865 (generic_approx_modes): New member "sqrt".
19866 (exynosm1_approx_modes): Likewise.
19867 (xgene1_approx_modes): Likewise.
19868 (aarch64_emit_approx_rsqrt): Replace with new function
19869 "aarch64_emit_approx_sqrt".
19870 (aarch64_override_options_after_change_1): Handle new option.
19871 * config/aarch64/aarch64-simd.md
19872 (rsqrt<mode>2): Use new function instead.
19873 (sqrt<mode>2): New expansion and insn definitions.
19874 * config/aarch64/aarch64.md: Likewise.
19875 * config/aarch64/aarch64.opt
19876 (mlow-precision-sqrt): Add new option description.
19877 * doc/invoke.texi (mlow-precision-sqrt): Likewise.
19879 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
19881 [AArch64] Add more choices for the reciprocal square root approximation
19883 Allow a target to prefer such operation depending on the operation mode.
19885 * config/aarch64/aarch64-protos.h
19886 (AARCH64_APPROX_MODE): New macro.
19887 (AARCH64_APPROX_{NONE,ALL}): Likewise.
19888 (cpu_approx_modes): New structure.
19889 (tune_params): New member "approx_modes".
19890 * config/aarch64/aarch64-tuning-flags.def
19891 (AARCH64_EXTRA_TUNE_APPROX_RSQRT): Remove macro.
19892 * config/aarch64/aarch64.c
19893 (generic_approx_modes): New core "cpu_approx_modes" structure.
19894 (exynosm1_approx_modes): Likewise.
19895 (xgene1_approx_modes): Likewise.
19896 (generic_tunings): New member "approx_modes".
19897 (cortexa35_tunings): Likewise.
19898 (cortexa53_tunings): Likewise.
19899 (cortexa57_tunings): Likewise.
19900 (cortexa72_tunings): Likewise.
19901 (exynosm1_tunings): Likewise.
19902 (thunderx_tunings): Likewise.
19903 (xgene1_tunings): Likewise.
19904 (use_rsqrt_p): New argument for the mode and use new member from
19906 (aarch64_builtin_reciprocal): Devise mode from builtin.
19907 (aarch64_optab_supported_p): New argument for the mode.
19908 * doc/invoke.texi (-mlow-precision-recip-sqrt): Reword description.
19910 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
19912 * config/rs6000/rs6000.h (RS6000_BTM_COMMON): Add the
19913 RS6000_BTM_MODULO flag into the set of flags that are considered
19914 to be part of the common configuration.
19916 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
19918 * config/rs6000/altivec.h (vec_absd): New macro for vector absolute
19919 difference unsigned.
19920 (vec_absdb): New macro for vector absolute difference unsigned
19922 (vec_absdh): New macro for vector absolute difference unsigned
19924 (vec_absdw): New macro for vector absolute difference unsigned word.
19925 * config/rs6000/altivec.md (UNSPEC_VADU): New value.
19926 (vadu<mode>3): New insn.
19927 (*p9_vadu<mode>3): New insn.
19928 * config/rs6000/rs6000-builtin.def (vadub): New built-in
19930 (vaduh): New built-in definition.
19931 (vaduw): New built-in definition.
19932 (vadu): New overloaded built-in definition.
19933 (vadub): New overloaded built-in definition.
19934 (vaduh): New overloaded built-in definition.
19935 (vaduw): New overloaded built-in definition.
19936 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
19937 overloaded vector absolute difference unsigned functions.
19938 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
19939 the ISA 3.0 vector absolute difference unsigned built-in functions.
19941 2016-06-13 Eric Botcazou <ebotcazou@adacore.com>
19943 * tree-ssa-sccvn.c (vn_reference_lookup_3): Use a uniform test and
19944 update shared_lookup_references only once after changing operands.
19946 2016-06-13 Thomas Schwinge <thomas@codesourcery.com>
19948 PR middle-end/71373
19949 * tree-nested.c (convert_nonlocal_omp_clauses)
19950 (convert_local_omp_clauses): Document missing OMP_CLAUSE_*.
19952 * tree-cfg.c (edge_to_cases_cleanup): Fix CASE_CHAIN typo.
19953 * tree.def (CASE_LABEL_EXPR): Likewise.
19955 2016-06-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
19958 * input.c (test_builtins): Fix an assertion.
19960 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
19962 * config/i386/i386.md (paritydi2): Use ix86_expand_setcc.
19963 (paritysi2): Ditto.
19965 (isinf<mode>2): Ditto.
19967 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
19969 * ggc-tests.c (test_finalization): Only test need_finalization_p
19970 for GCC_VERSION >= 4003.
19972 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
19974 * config/s390/vecintrin.h: Fix file description in comment.
19976 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
19978 * config/s390/s390-builtin-types.def: Change builtin type naming
19979 scheme to match builtin-types.def.
19981 2016-06-13 Marc Glisse <marc.glisse@inria.fr>
19983 * fold-const.c (optimize_minmax_comparison): Remove.
19984 (fold_comparison): Remove call to the above.
19985 * match.pd (MIN (X, Y) == X, MIN (X, 5) == 0, MIN (X, C1) < C2):
19986 New transformations.
19988 2016-06-13 Alan Hayward <alan.hayward@arm.com>
19990 PR tree-optimization/71416
19991 * tree-vect-loop.c (vectorizable_live_operation): Let worklist have
19994 2016-06-13 Martin Liska <mliska@suse.cz>
19996 * predict.c (enum predictor_reason): Prefix enum with REASON_.
19997 (combine_predictions_for_insn): Likewise.
19998 (prune_predictions_for_bb): Likewise.
19999 (combine_predictions_for_bb): Likewise.
20001 2016-06-13 Richard Biener <rguenther@suse.de>
20003 PR tree-optimization/71505
20004 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Make
20005 assert match comment.
20007 2016-06-13 Marek Polacek <polacek@redhat.com>
20009 PR middle-end/71476
20010 * gimplify.c (maybe_warn_switch_unreachable): Factored out of
20011 gimplify_switch_expr.
20012 (warn_switch_unreachable_r): New function.
20014 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20017 * config/s390/s390.c (s390_expand_builtin): Increase MAX_ARGS by
20020 2016-06-13 Richard Biener <rguenther@suse.de>
20022 PR middle-end/64516
20023 * fold-const.c (fold_unary_loc): Preserve alignment when
20024 folding a VIEW_CONVERT_EXPR into a MEM_REF.
20026 2016-06-13 Martin Liska <mliska@suse.cz>
20029 * toplev.c (process_options): Do not enable -fcheck-pointer-bounds
20030 w/ -fsanitize=bounds.
20032 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
20034 * config/i386/i386.c (ix86_init_builtins): Calculate
20035 FLOAT128_FTYPE_CONST_STRING function type only once.
20036 * doc/extend.texi (x86 Built-in Functions): Update text, __float128
20037 built-in functions are available for x86-32 and x86-64 targets.
20039 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
20042 * config/i386/i386.i386-builtin-types.def (CONST_STRING):
20043 New primitive type.
20044 (FLOAT128_FTYPE_CONST_STRING): New function type.
20045 * config/i386/i386.c (enum ix86_builtins) [IX86_BUILTIN_NANQ]: New.
20046 [IX86_BUILTIN_NANSQ]: Ditto.
20047 (ix86_fold_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
20048 (ix86_init_builtin_types): Declare const_string_type_node.
20049 (ix86_init_builtins): Add __builtin_nanq and __builtin_nansq
20051 (ix86_expand_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
20052 * doc/extend.texi (x86 Built-in Functions): Document
20053 __builtin_nanq and __builtin_nansq.
20055 2016-06-11 Jiong Wang <jiong.wang@arm.com>
20058 * config/arm/arm-protos.h (arm_attr_length_pop_multi): New declaration.
20059 * config/arm/arm.c (arm_attr_length_pop_multi): New function to return
20060 length for pop patterns.
20061 (arm_attr_length_push_multi): Update comments.
20062 * config/arm/arm.md (*load_multiple_with_writeback): Set "length"
20064 (*pop_multiple_with_writeback_and_return): Likewise.
20065 (*pop_multiple_with_return): Likewise.
20067 2016-06-11 Segher Boessenkool <segher@kernel.crashing.org>
20069 PR middle-end/71310
20070 * fold-const.c (optimize_bit_field_compare): Don't try to use
20071 word_mode unconditionally for reading the bit field, look at
20072 DECL_BIT_FIELD_REPRESENTATIVE instead.
20074 2016-06-11 Kugan Vivekanandarajah <kuganv@linaro.org>
20076 PR middle-end/71478
20077 * tree-ssa-reassoc.c (reassociate_bb): Remove (-1) from ops list for
20078 vector integer type.
20080 2016-06-10 Jakub Jelinek <jakub@redhat.com>
20082 PR middle-end/71494
20083 * tree-nested.c (convert_nonlocal_reference_stmt): For GIMPLE_GOTO
20084 without LABEL_DECL, set *handled_ops_p to false instead of true.
20086 2016-06-10 Martin Sebor <msebor@redhat.com>
20089 * builtin-attrs.def (ATTR_NOTHROW_NONNULL_LEAF_LIST): New macro.
20090 (ATTR_NOTHROW_NONNULL_TYPEGENERIC_LEAF): Same.
20091 * builtins.def (BUILT_IN_SADD_OVERFLOW, BUILT_IN_SADDL_OVERFLOW): Use
20093 (BUILT_IN_SADDLL_OVERFLOW, BUILT_IN_SSUB_OVERFLOW): Same.
20094 (BUILT_IN_SSUBL_OVERFLOW, BUILT_IN_SSUBLL_OVERFLOW): Same.
20095 (BUILT_IN_SMUL_OVERFLOW, BUILT_IN_SMULL_OVERFLOW): Same.
20096 (BUILT_IN_SMULLL_OVERFLOW, BUILT_IN_UADD_OVERFLOW): Same.
20097 (BUILT_IN_UADDL_OVERFLOW, BUILT_IN_UADDLL_OVERFLOW): Same.
20098 (BUILT_IN_USUB_OVERFLOW, BUILT_IN_USUBL_OVERFLOW): Same.
20099 (BUILT_IN_USUBLL_OVERFLOW, BUILT_IN_UMUL_OVERFLOW): Same.
20100 (BUILT_IN_UMULL_OVERFLOW, BUILT_IN_UMULLL_OVERFLOW): Same.
20102 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
20104 * config/arm/arm.h (pool_vector_label,
20105 return_used_this_function): Remove.
20107 2016-06-10 Jeff Law <law@redhat.com>
20109 PR tree-optimization/71335
20110 * tree-ssa-threadbackward.c (profitable_jump_thread_path): Filter out
20111 zero length paths here.
20112 (convert_and_register_jump_thread_path): Remove hacks related to
20113 duplicated blocks in the jump thread path.
20114 (fsm_find_control_statement_thread_paths): Avoid putting the same
20115 block on the thread path twice, but ensure the thread path is
20116 unchanged from the caller's point of view.
20118 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
20120 * predict.c (predict_loops): Remove PRED_LOOP_BRANCH.
20121 * predict.def (PRED_LOOP_BRANCH): Remove.
20123 2016-06-10 David Malcolm <dmalcolm@redhat.com>
20125 * Makefile.in (OBJS): Add ggc-tests.o.
20126 (GTFILES): Add ggc-tests.c.
20127 * ggc-tests.c: New file.
20128 * selftest-run-tests.c (selftest::run_tests): Call
20129 selftest::ggc_tests_c_tests.
20130 * selftest.h (selftest::ggc_tests_c_tests): New prototype.
20132 2016-06-10 Alexander Monakov <amonakov@ispras.ru>
20134 * match.pd (-1 / B < A): Use :c to avoid pattern duplication.
20136 2016-06-10 Maxim Ostapenko <m.ostapenko@samsung.com>
20139 * varasm.c (place_block_symbol): Adjust alignment for asan protected
20140 STRING_CSTs even if TREE_CONSTANT_POOL_ADDRESS_P.
20142 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
20144 * profile.c: Include cfgloop.h.
20145 (branch_prob): Compute estimated number of iterations.
20146 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Do not
20147 recompute estimate number of iterations from profile.
20149 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
20151 PR inline-asm/68843
20152 * reg-stack.c (check_asm_stack_operands): Explicit input arguments
20153 must be grouped on top of stack. Don't force early clobber
20154 on ordinary reg outputs.
20156 2016-06-10 Richard Biener <rguenther@suse.de>
20158 * targhooks.c (default_builtin_vectorization_cost): Adjust
20159 vec_construct cost.
20161 2016-06-10 Richard Biener <rguenther@suse.de>
20163 * gimple-fold.c (gimple_fold_builtin_memory_op): Make sure
20164 to fold the RHS to a constant if possible.
20166 2016-06-10 Thomas Schwinge <thomas@codesourcery.com>
20168 PR middle-end/71373
20169 * tree-nested.c (convert_nonlocal_omp_clauses)
20170 (convert_local_omp_clauses): Handle OMP_CLAUSE_ASYNC,
20171 OMP_CLAUSE_WAIT, OMP_CLAUSE_INDEPENDENT, OMP_CLAUSE_AUTO,
20172 OMP_CLAUSE__CACHE_, OMP_CLAUSE_TILE.
20174 * gimplify.c (gimplify_adjust_omp_clauses): Discard
20176 * omp-low.c (scan_sharing_clauses): Don't expect OMP_CLAUSE_TILE.
20178 * omp-low.c (scan_sharing_clauses): Don't expect
20179 OMP_CLAUSE__CACHE_.
20181 2016-06-10 Alan Hayward <alan.hayward@arm.com>
20183 PR tree-optimization/71407
20184 PR tree-optimization/71416
20185 * tree-vect-loop.c (vectorizable_live_operation): Use vectype for
20186 BIT_FIELD_REF type.
20188 2016-06-10 Richard Biener <rguenther@suse.de>
20190 PR middle-end/71477
20191 * cfgloop.c (alloc_loop): Initialize nb_iterations_likely_upper_bound.
20193 2016-06-09 Eric Botcazou <ebotcazou@adacore.com>
20195 * df-problems.c (df_note_bb_compute): Guard use of DF_INSN_INFO_GET.
20197 2016-06-09 Vladimir Makarov <vmakarov@redhat.com>
20198 Jiong Wang <jiong.wang@arm.com>
20200 PR rtl-optimization/70751
20201 * lra-constraints.c (process_alt_operands): Recognize Non-pseudo
20202 spilled into memory.
20204 2016-06-09 Jonathan Yong <10walls@gmail.com>
20207 2015-09-21 Jonathan Yong <10walls@gmail.com>
20209 * config/i386/cygwin.h (STARTFILE_SPEC): Explicitly search
20210 sysroot/usr/lib/32api for additional win32 libraries,
20211 fixes failing Cygwin bootstrapping.
20213 2016-06-09 Marcin Baczyński <marbacz@gmail.com>
20215 * diagnostic.h (diagnostic_line_cutoff, diagnostic_flush_buffer):
20218 2016-06-09 David Malcolm <dmalcolm@redhat.com>
20221 * pretty-print.c (pp_indent): Specify that %p is printed in a
20222 host-dependent manner.
20223 (test_pp_format): Remove the test for %p.
20225 2016-06-09 Maciej W. Rozycki <macro@imgtec.com>
20227 * config/mips/mips.c (mips_output_jump): Fix formatting.
20229 2016-06-09 Richard Biener <rguenther@suse.de>
20231 PR tree-optimization/71462
20232 * tree-ssa-loop-manip.c (find_uses_to_rename): Guard against
20235 2016-06-09 Martin Liska <mliska@suse.cz>
20237 * predict.c (dump_prediction): Add new argument.
20238 (enum predictor_reason): New enum.
20239 (struct predictor_hash): New struct.
20240 (predictor_hash::hash): New function.
20241 (predictor_hash::equal): Likewise.
20242 (not_removed_prediction_p): New function.
20243 (prune_predictions_for_bb): Likewise.
20244 (combine_predictions_for_bb): Prune predictions.
20246 2016-06-09 Martin Liska <mliska@suse.cz>
20248 * predict.c (filter_predictions): New function.
20249 (remove_predictions_associated_with_edge): Use the filter
20251 (equal_edge_p): New function.
20253 2016-06-09 Stefan Bruens <stefan.bruens@rwth-aachen.de>
20255 * doc/invoke.texi (ARM Options): Use lexicographical ordering.
20256 Correct usage of @samp vs @option, add @samp where appropriate.
20257 Add -march={armv6k,armv6z,arm6zk}, remove -march=ep9312.
20258 Add armv6s-m and document it, as it is no official ARM name.
20260 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20262 * ifcvt.c (struct noce_if_info): Add transform_name field.
20263 (noce_try_move): Set if_info->transform_name to the function name.
20264 (noce_try_ifelse_collapse): Likewise.
20265 (noce_try_store_flag): Likewise.
20266 (noce_try_inverse_constants): Likewise.
20267 (noce_try_store_flag_constants): Likewise.
20268 (noce_try_addcc): Likewise.
20269 (noce_try_store_flag_mask): Likewise.
20270 (noce_try_cmove): Likewise.
20271 (noce_try_cmove_arith): Likewise.
20272 (noce_try_minmax): Likewise.
20273 (noce_try_abs): Likewise.
20274 (noce_try_sign_mask): Likewise.
20275 (noce_try_bitop): Likewise.
20276 (noce_convert_multiple_sets): Likewise.
20277 (noce_process_if_block): Print if_info->transform_name to
20278 dump_file if transformation succeeded.
20280 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20282 * config/arm/cortex-a57.md (cortex_a57_alu):
20285 2016-06-08 Martin Sebor <msebor@redhat.com>
20286 Jakub Jelinek <jakub@redhat.com>
20290 * builtins.def (BUILT_IN_ADD_OVERFLOW_P, BUILT_IN_SUB_OVERFLOW_P,
20291 BUILT_IN_MUL_OVERFLOW_P): New builtins.
20292 * builtins.c: Include gimple-fold.h.
20293 (fold_builtin_arith_overflow): Handle
20294 BUILT_IN_{ADD,SUB,MUL}_OVERFLOW_P.
20295 (fold_builtin_3): Likewise.
20296 * doc/extend.texi (Integer Overflow Builtins): Document
20297 __builtin_{add,sub,mul}_overflow_p.
20299 2016-06-08 Jose E. Marchesi <jose.marchesi@oracle.com>
20301 * config/sparc/driver-sparc.c (cpu_names): Fix the entry for the
20302 SPARC-M7 and add an entry for SPARC-S7 cpus (Sonoma).
20304 2016-06-08 Alan Lawrence <alan.lawrence@arm.com>
20306 * config/aarch64/aarch64.c (aarch64_function_arg_alignment):
20307 Rewrite, looking one level down for records and arrays.
20309 2016-06-08 David Malcolm <dmalcolm@redhat.com>
20311 * pretty-print.c: Include "selftest.h".
20312 (pp_format): Fix comment.
20313 (identifier_to_locale): Likewise.
20314 (selftest::test_basic_printing): New function.
20315 (selftest::assert_pp_format): New function.
20316 (selftest::test_pp_format): New function.
20317 (selftest::pretty_print_c_tests): New function.
20318 * selftest-run-tests.c (selftest::run_tests): Call
20319 selftest::pretty_print_c_tests.
20320 * selftest.h (pretty_print_c_tests): New declaration.
20322 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
20324 * invoke.texi (max-loop-headers-insns): Document.
20325 * params.def (PARAM_MAX_LOOP_HEADER_INSNS): New.
20326 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Update comment.
20327 (ch_base::copy_headers): Use PARAM_MAX_LOOP_HEADER_INSNS.
20329 2016-06-08 Richard Biener <rguenther@suse.de>
20331 * tree-vect-stmts.c (vectorizable_load): Remove restrictions
20332 on strided SLP loads and fall back to scalar loads in case
20333 we can't chunk them.
20335 2016-06-08 Richard Biener <rguenther@suse.de>
20337 PR tree-optimization/71452
20338 * tree-ssa.c (non_rewritable_lvalue_p): Make sure that the
20339 type used for the SSA rewrite has enough precision to cover
20340 the dynamic type of the location.
20342 2016-06-08 Jakub Jelinek <jakub@redhat.com>
20343 Richard Biener <rguenther@suse.de>
20346 * fold-const.c (fold_comparison): Handle CONSTANT_CLASS_P (base0)
20347 the same as DECL_P (base0) for indirect_base0. Use equality_code
20348 in one further place.
20350 2016-06-08 Richard Sandiford <richard.sandiford@arm.com>
20352 * expmed.c (store_bit_field_1): Do not restrict a multiword op0
20353 to one word if the field is known to overlap other words.
20354 (extract_bit_field_1): Likewise.
20355 (store_split_bit_field): Remove compensating code.
20356 (extract_split_bit_field): Likewise.
20358 2016-06-08 Bernd Schmidt <bschmidt@redhat.com>
20362 * tree-ssa-strlen.c (handle_builtin_memcmp): Ignore debug insns.
20364 2016-06-08 Jiong Wang <jiong.wang@arm.com>
20366 * config/aarch64/aarch64-builtins.def (faddp): New builtins for modes in
20368 * config/aarch64/aarch64-simd.md (aarch64_faddp<mode>): New.
20369 (arch64_addpv4sf): Delete.
20370 (reduc_plus_scal_v4sf): Use "gen_aarch64_faddpv4sf" instead of
20371 "gen_aarch64_addpv4sf".
20372 * config/aarch64/arm_neon.h (vpadd_f32): Remove inline assembly. Use
20374 (vpadds_f32): Likewise.
20375 (vpaddq_f32): Likewise.
20376 (vpaddq_f64): Likewise.
20378 2016-06-08 Jiong Wang <jiong.wang@arm.com>
20380 * config/aarch64/aarch64-builtins.def (fabd): New builtins for modes
20382 * config/aarch64/aarch64-simd.md (fabd<mode>_3): Extend modes from VDQF
20383 to VALLF. Rename to "fabd<mode>3".
20384 "*fabd_scalar<mode>3): Delete.
20385 * config/aarch64/arm_neon.h (vabds_f32): Remove inline assembly.
20387 (vabdd_f64): Likewise.
20388 (vabd_f32): Likewise.
20389 (vabd_f64): Likewise.
20390 (vabdq_f32): Likewise.
20391 (vabdq_f64): Likewise.
20393 2016-06-08 Jiong Wang <jiong.wang@arm.com>
20395 * config/aarch64/aarch64-builtins.def (rsqrts): New builtins for modes
20397 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_<mode>3): Rename to
20398 "aarch64_rsqrts<mode>".
20399 * config/aarch64/aarch64.c (get_rsqrts_type): Update gen* name.
20400 * config/aarch64/arm_neon.h (vrsqrtss_f32): Remove inline assembly. Use
20402 (vrsqrtsd_f64): Likewise.
20403 (vrsqrts_f32): Likewise.
20404 (vrsqrts_f64): Likewise.
20405 (vrsqrtsq_f32): Likewise.
20406 (vrsqrtsq_f64): Likewise.
20408 2016-06-08 Jiong Wang <jiong.wang@arm.com>
20410 * config/aarch64/aarch64-builtins.def (rsqrte): New builtins for modes
20412 * config/aarch64/aarch64-simd.md (aarch64_rsqrte_<mode>2): Rename to
20413 "aarch64_rsqrte<mode>".
20414 * config/aarch64/aarch64.c (get_rsqrte_type): Update gen* name.
20415 * config/aarch64/arm_neon.h (vrsqrts_f32): Remove inline assembly. Use
20417 (vrsqrted_f64): Likewise.
20418 (vrsqrte_f32): Likewise.
20419 (vrsqrte_f64): Likewise.
20420 (vrsqrteq_f32): Likewise.
20421 (vrsqrteq_f64): Likewise.
20423 2016-06-08 Jiong Wang <jiong.wang@arm.com>
20425 * config/aarch64/aarch64-builtins.def (scvtf): Register vector modes.
20427 (fcvtzs): Likewise.
20428 (fcvtzu): Likewise.
20429 * config/aarch64/aarch64-simd.md
20430 (<FCVT_F2FIXED:fcvt_fixed_insn><VDQF:mode>3): New.
20431 (<FCVT_FIXED2F:fcvt_fixed_insn><VDQ_SDI:mode>3): Likewise.
20432 * config/aarch64/arm_neon.h (vcvt_n_f32_s32): Remove inline assembly.
20434 (vcvt_n_f32_u32): Likewise.
20435 (vcvt_n_s32_f32): Likewise.
20436 (vcvt_n_u32_f32): Likewise.
20437 (vcvtq_n_f32_s32): Likewise.
20438 (vcvtq_n_f32_u32): Likewise.
20439 (vcvtq_n_f64_s64): Likewise.
20440 (vcvtq_n_f64_u64): Likewise.
20441 (vcvtq_n_s32_f32): Likewise.
20442 (vcvtq_n_s64_f64): Likewise.
20443 (vcvtq_n_u32_f32): Likewise.
20444 (vcvtq_n_u64_f64): Likewise.
20445 * config/aarch64/iterators.md (VDQ_SDI): New mode iterator.
20446 (VSDQ_SDI): Likewise.
20447 (fcvt_target): Support V4DI, V4SI and V2SI.
20448 (FCVT_TARGET): Likewise.
20450 2016-06-08 Jiong Wang <jiong.wang@arm.com>
20452 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New
20453 (TYPES_BINOP_SUS): Likewise.
20454 (aarch64_simd_builtin_data): Update include file name.
20455 (aarch64_builtins): Likewise.
20456 * config/aarch64/aarch64-simd-builtins.def (scvtf): New entries
20457 for conversion between scalar float-point and fixed-point.
20459 (fcvtzs): Likewise.
20460 (fcvtzu): Likewise.
20461 * config/aarch64/aarch64.md
20462 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3: New
20463 pattern for conversion between scalar float to fixed-pointer.
20464 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>: Likewise.
20465 (UNSPEC_FCVTZS): New UNSPEC enumeration.
20466 (UNSPEC_FCVTZU): Likewise.
20467 (UNSPEC_SCVTF): Likewise.
20468 (UNSPEC_UCVTF): Likewise.
20469 * config/aarch64/arm_neon.h (vcvtd_n_f64_s64): Remove inline assembly.
20471 (vcvtd_n_f64_u64): Likewise.
20472 (vcvtd_n_s64_f64): Likewise.
20473 (vcvtd_n_u64_f64): Likewise.
20474 (vcvtd_n_f32_s32): Likewise.
20475 (vcvts_n_f32_u32): Likewise.
20476 (vcvtd_n_s32_f32): Likewise.
20477 (vcvts_n_u32_f32): Likewise.
20478 * config/aarch64/iterators.md (fcvt_target): Support integer to float
20480 (FCVT_TARGET): Likewise.
20481 (FCVT_FIXED2F): New iterator.
20482 (FCVT_F2FIXED): Likewise.
20483 (fcvt_fixed_insn): New define_int_attr.
20485 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
20487 * predict.c (pass_strip_predict_hints::execute): Cleanup CFG if
20488 some statements was removed.
20490 2016-06-08 Alan Hayward <alan.hayward@arm.com>
20492 * tree-vect-data-refs.c (vect_analyze_data_refs): Remove debug newline.
20493 * tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): likewise.
20494 (vect_can_advance_ivs_p): likewise.
20495 (vect_update_ivs_after_vectorizer): likewise.
20496 * tree-vect-loop.c (vect_determine_vectorization_factor): likewise.
20497 (vect_analyze_scalar_cycles_1): likewise.
20498 (vect_analyze_loop_operations): likewise.
20499 (report_vect_op): likewise.
20500 (vect_is_slp_reduction): likewise.
20501 (vect_is_simple_reduction): likewise.
20502 (get_initial_def_for_induction): likewise.
20503 (vect_transform_loop): likewise.
20504 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): likewise.
20505 (vect_recog_sad_pattern): likewise.
20506 (vect_recog_widen_sum_pattern): likewise.
20507 (vect_recog_widening_pattern): likewise.
20508 (vect_recog_divmod_pattern): likewise.
20509 * tree-vect-slp.c (vect-build-slp_tree_1): likewise.
20510 (vect_analyze_slp_instance): likewise.
20511 (vect_transform_slp_perm_load): likewise.
20512 (vect_schedule_slp_instance): likewise.
20514 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
20516 * predict.c (predict_iv_comparison): Mention that heuristics is broken.
20517 (return_prediction): PRED_CONST_RETURN predict return as not taken.
20518 * predict.def (PRED_CONTINUE): Change hitrate 50->67
20519 (PRED_LOOP_BRANCH): Document predictor as broken.
20520 (PRED_LOOP_EXIT): Change hitrate 91->92.
20521 (PRED_LOOP_EXTRA_EXIT): Change hitrate 91->83.
20522 (PRED_POINTER, PRED_TREE_POINTER): Change hitrate 85->70.
20523 (PRED_OPCODE_POSITIVE): Change hitrate 79->64.
20524 (PRED_OPCODE_NONEQUAL): Change hitrate 91->66.
20525 (PRED_TREE_OPCODE_POSITIVE): Change hitrate 73->64
20526 (PRED_TREE_OPCODE_NONEQUAL): Chnage hitrate 72->66
20527 (PRED_CALL): Chane hitrate 71->67.
20528 (PRED_TREE_EARLY_RETURN): Document issues, change hitrate 61->54.
20529 (PRED_GOTO): Document as unused right now.
20530 (PRED_CONST_RETURN): Change hitrate 67->69
20531 (PRED_NEGATIVE_RETURN): Change hitrate 96->98
20532 (PRED_NULL_RETURN): Change hitrate 91->90.
20533 (PRED_LOOP_IV_COMPARE_GUESS): Change hitrate to 98.
20534 (PRED_FORTRAN_FAIL_ALLOC): Change hitrate to 62; document issues.
20535 (PRED_FORTRAN_SIZE_ZERO): Change hitrate to 99.
20537 2016-06-07 Bill Seurer <seurer@linux.vnet.ibm.com>
20539 * config/rs6000/altivec.h: Add __builtin_vec_mul.
20540 * config/rs6000/rs6000-builtin.def (vec_mul): Change vec_mul to a
20541 special case Altivec builtin.
20542 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
20543 VSX_BUILTIN_VEC_MUL (replaced with special case code).
20544 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
20545 code for ALTIVEC_BUILTIN_VEC_MUL.
20546 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
20547 for __builtin_vec_mul.
20549 2016-06-07 Peter Bergner <bergner@vnet.ibm.com>
20551 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mhtm and
20554 2016-06-07 David Malcolm <dmalcolm@redhat.com>
20556 * spellcheck.c (selftest::test_find_closest_string): New function.
20557 (spellcheck_c_tests): Call the above.
20559 2016-06-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20561 * simplify-rtx.c (simplify_cond_clz_ctz): Delete 'mode' local variable.
20563 2016-06-07 Jakub Jelinek <jakub@redhat.com>
20565 * config/i386/sse.md (avx_vec_concat<mode>): Add v=v,vm and
20566 Yv=Yv,C alternatives.
20568 2016-06-07 Richard Biener <rguenther@suse.de>
20571 * common.opt (ffast-math): Make Optimization.
20573 2016-06-07 Simon Dardis <simon.dardis@imgtec.com>
20574 Prachi Godbole <prachi.godbole@imgtec.com>
20576 * config/mips/p5600.md (p5600_fpu_fadd): Remove checking for
20577 `fabs' and `fneg' type attributes.
20578 (p5600_fpu_fabs): Add `fmove' to the comment.
20580 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
20582 * gimple.c: Include builtins.h
20583 (gimple_inexpensive_call_p): New function.
20584 * gimple.h (gimple_inexpensive_call_p): Declare.
20585 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Use it.
20586 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Likewise;
20589 2016-06-07 Paolo Carlini <paolo.carlini@oracle.com>
20591 * diagnostic.c (diagnostic_impl, diagnostic_n_impl): New.
20592 (inform, inform_at_rich_loc, inform_n, warning, warning_at,
20593 warning_at_rich_loc, warning_n, pedwarn, permerror,
20594 permerror_at_rich_loc, error, error_n, error_at, error_at_rich_loc,
20595 sorry, fatal_error, internal_error, internal_error_no_backtrace):
20598 2016-06-07 Richard Biener <rguenther@suse.de>
20600 PR tree-optimization/71428
20601 * tree-ssa-math-opts.c (perform_symbolic_merge): Properly distinguish
20602 BIT_FIELD_REF op vs. load.
20604 2016-06-07 Richard Biener <rguenther@suse.de>
20606 PR middle-end/71423
20607 * match.pd ((X | ~Y) -> Y <= X): Properly invert the comparison
20610 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
20612 * config/pa/pa.md (call): Generate indirect long calls to non-local
20613 functions on TARGET_64BIT.
20614 (call_value): Likewise.
20616 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
20618 * config/pa/pa.md (call_val_reg_64bit): Remove "reg: DI " clobber from
20619 pattern and subsequent splitters.
20620 (call_val_reg_64bit_post_reload): Likewise.
20622 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
20624 PR middle-end/71408
20625 * tree-ssa-reassoc.c (zero_one_operation): Fix NEGATE_EXPR operand for
20626 propagate_op_to_single_use.
20628 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
20630 PR middle-end/71281
20631 * tree-ssa-reassoc.c (reassociate_bb): Set uid for negate stmt.
20633 2016-06-07 Uros Bizjak <ubizjak@gmail.com>
20635 * config/i386/i386.h (enum ix86_enitity): Add X86_DIRFLAG.
20636 (enum x86_dirflag_state): New enum.
20637 (NUM_MODES_FOR_MODE_SWITCHING): Add X86_DIRFLAG_ANY.
20638 (machine_function): Remove needs_cld.
20639 (ix86_current_function_needs_cld): Remove.
20640 * config/i386/i386.c (ix86_set_func_type): Set
20641 ix86_optimize_mode_switching[X86_DIRFLAG] to 1.
20642 (ix86_expand_prologue): Do not emit CLD here.
20643 (ix86_dirflag_mode_needed): New function.
20644 (ix86_dirflag_mode_entry): Ditto.
20645 (ix86_mode_needed): Handle X86_DIRFLAG entity.
20646 (ix86_mode_after): Ditto.
20647 (ix86_mode_entry): Ditto.
20648 (ix86_mode_exit): Ditto.
20649 (ix86_emit_mode_set): Ditto.
20650 * config/i386/i386.md (strmov_singleop): Set
20651 ix86_optimize_mode_switching[X86_DIRFLAG] to 1 for TARGET_CLD.
20652 Do not set ix86_current_function_needs_cld.
20654 (strset_singleop): Ditto.
20656 (cmpstrnqi_nz_1): Ditto.
20657 (cmpstrnqi_1): Ditto.
20658 (strlenqi_1): Ditto.
20660 2016-06-06 Jakub Jelinek <jakub@redhat.com>
20662 PR tree-optimization/71259
20663 * tree-vect-slp.c (vect_get_constant_vectors): For
20664 VECTOR_BOOLEAN_TYPE_P, return all ones constant instead of
20665 one for constant op, and use COND_EXPR for non-constant.
20667 2016-06-06 David Malcolm <dmalcolm@redhat.com>
20669 * Makefile.in (OBJS): Add function-tests.o,
20670 hash-map-tests.o, hash-set-tests.o, rtl-tests.o,
20671 selftest-run-tests.o.
20672 (OBJS-libcommon): Add selftest.o.
20673 (OBJS-libcommon-target): Add selftest.o.
20674 (all.internal): Add "selftest".
20675 (all.cross): Likewise.
20676 (selftest): New phony target.
20677 (s-selftest): New target.
20678 (selftest-gdb): New phony target.
20679 (COLLECT2_OBJS): Add selftest.o.
20680 * bitmap.c: Include "selftest.h".
20681 (selftest::test_gc_alloc): New function.
20682 (selftest::test_set_range): New function.
20683 (selftest::test_clear_bit_in_middle): New function.
20684 (selftest::test_copying): New function.
20685 (selftest::test_bitmap_single_bit_set_p): New function.
20686 (selftest::bitmap_c_tests): New function.
20687 * common.opt (fself-test): New.
20688 * diagnostic-show-locus.c: Include "selftest.h".
20689 (make_range): New function.
20690 (test_range_contains_point_for_single_point): New function.
20691 (test_range_contains_point_for_single_line): New function.
20692 (test_range_contains_point_for_multiple_lines): New function.
20693 (assert_eq): New function.
20694 (test_get_line_width_without_trailing_whitespace): New function.
20695 (selftest::diagnostic_show_locus_c_tests): New function.
20696 * et-forest.c: Include "selftest.h".
20697 (selftest::test_single_node): New function.
20698 (selftest::test_simple_tree): New function.
20699 (selftest::test_disconnected_nodes): New function.
20700 (selftest::et_forest_c_tests): New function.
20701 * fold-const.c: Include "selftest.h".
20702 (selftest::assert_binop_folds_to_const): New function.
20703 (selftest::assert_binop_folds_to_nonlvalue): New function.
20704 (selftest::test_arithmetic_folding): New function.
20705 (selftest::fold_const_c_tests): New function.
20706 * function-tests.c: New file.
20707 * gimple.c: Include "selftest.h".
20708 Include "gimple-pretty-print.h".
20709 (selftest::verify_gimple_pp): New function.
20710 (selftest::test_assign_single): New function.
20711 (selftest::test_assign_binop): New function.
20712 (selftest::test_nop_stmt): New function.
20713 (selftest::test_return_stmt): New function.
20714 (selftest::test_return_without_value): New function.
20715 (selftest::gimple_c_tests): New function.
20716 * hash-map-tests.c: New file.
20717 * hash-set-tests.c: New file.
20718 * input.c: Include "selftest.h".
20719 (selftest::assert_loceq): New function.
20720 (selftest::test_accessing_ordinary_linemaps): New function.
20721 (selftest::test_unknown_location): New function.
20722 (selftest::test_builtins): New function.
20723 (selftest::test_reading_source_line): New function.
20724 (selftest::input_c_tests): New function.
20725 * rtl-tests.c: New file.
20726 * selftest-run-tests.c: New file.
20727 * selftest.c: New file.
20728 * selftest.h: New file.
20729 * spellcheck.c: Include "selftest.h".
20730 (selftest::levenshtein_distance_unit_test_oneway): New function,
20731 adapted from testsuite/gcc.dg/plugin/levenshtein_plugin.c.
20732 (selftest::levenshtein_distance_unit_test): Likewise.
20733 (selftest::spellcheck_c_tests): Likewise.
20734 * toplev.c: Include selftest.h.
20735 (toplev::run_self_tests): New.
20736 (toplev::main): Handle -fself-test.
20737 * toplev.h (toplev::run_self_tests): New.
20738 * tree.c: Include "selftest.h".
20739 (selftest::test_integer_constants): New function.
20740 (selftest::test_identifiers): New function.
20741 (selftest::test_labels): New function.
20742 (selftest::tree_c_tests): New function.
20743 * tree-cfg.c: Include "selftest.h".
20744 (selftest::push_fndecl): New function.
20745 (selftest::test_linear_chain): New function.
20746 (selftest::test_diamond): New function.
20747 (selftest::test_fully_connected): New function.
20748 (selftest::tree_cfg_c_tests): New function.
20749 * vec.c: Include "selftest.h".
20750 (selftest::safe_push_range): New function.
20751 (selftest::test_quick_push): New function.
20752 (selftest::test_safe_push): New function.
20753 (selftest::test_truncate): New function.
20754 (selftest::test_safe_grow_cleared): New function.
20755 (selftest::test_pop): New function.
20756 (selftest::test_safe_insert): New function.
20757 (selftest::test_ordered_remove): New function.
20758 (selftest::test_unordered_remove): New function.
20759 (selftest::test_block_remove): New function.
20760 (selftest::reverse_cmp): New function.
20761 (selftest::test_qsort): New function.
20762 (selftest::vec_c_tests): New function.c.
20763 * wide-int.cc: Include selftest.h and wide-int-print.h.
20764 (selftest::from_int <wide_int>): New function.
20765 (selftest::from_int <offset_int>): New function.
20766 (selftest::from_int <widest_int>): New function.
20767 (selftest::assert_deceq): New function.
20768 (selftest::assert_hexeq): New function.
20769 (selftest::test_printing <VALUE_TYPE>): New function template.
20770 (selftest::test_ops <VALUE_TYPE>): New function template.
20771 (selftest::test_comparisons <VALUE_TYPE>): New function template.
20772 (selftest::run_all_wide_int_tests <VALUE_TYPE>): New function
20774 (selftest::wide_int_cc_tests): New function.
20776 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20778 PR middle-end/37780
20779 * ifcvt.c (noce_try_ifelse_collapse): New function.
20781 (noce_process_if_block): Call noce_try_ifelse_collapse.
20782 * simplify-rtx.c (simplify_cond_clz_ctz): New function.
20783 (simplify_ternary_operation): Use the above to simplify
20784 conditional CLZ/CTZ expressions.
20786 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20788 PR middle-end/37780
20789 * config/aarch64/aarch64.md (ctz<mode>2): Convert to
20790 define_insn_and_split.
20792 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20794 PR middle-end/37780
20795 * config/arm/arm.md (ctzsi2): Convert to define_insn_and_split.
20797 2016-06-06 Bernd Edlinger <bernd.edlinger@hotmail.de>
20800 * cfgexpand.c (expand_asm_loc): Remove handling for ADDR_EXPR.
20801 Implicitly clobber memory for basic asm with non-empty assembler
20802 string. Use targetm.md_asm_adjust also here.
20803 * compare-elim.c (arithmetic_flags_clobber_p): Use asm_noperands here.
20804 * final.c (final_scan_insn): Handle basic asm in PARALLEL block.
20805 * gimple.c (gimple_asm_clobbers_memory_p): Handle basic asm with
20806 non-empty assembler string.
20807 * ira.c (compute_regs_asm_clobbered): Use asm_noperands here.
20808 * recog.c (asm_noperands): Handle basic asm in PARALLEL block.
20809 (decode_asm_operands): Handle basic asm in PARALLEL block.
20810 (extract_insn): Handle basic asm in PARALLEL block.
20811 * doc/extend.texi: Mention new behavior of basic asm.
20812 * config/ia64/ia64 (rtx_needs_barrier): Handle ASM_INPUT here.
20813 * config/pa/pa.c (branch_to_delay_slot_p, branch_needs_nop_p,
20814 branch_needs_nop_p): Use asm_noperands.
20816 2016-06-06 Jose E. Marchesi <jose.marchesi@oracle.com>
20818 * config/sparc/sparc.md (cpu): Add niagara7 cpu type.
20819 Include the M7 SPARC DFA scheduler.
20820 New attribute v3pipe.
20821 Annotate insns with v3pipe where appropriate.
20822 Define cpu_feature vis4.
20823 Add lzd instruction type and set it on clzdi_sp64 and clzsi_sp64.
20824 Add (V8QI "8") to vbits.
20825 Add insns {add,sub}v8qi3
20826 Add insns ss{add,sub}v8qi3
20827 Add insns us{add,sub}{v8qi,v4hi}3
20828 Add insns {min,max}{v8qi,v4hi,v2si}3
20829 Add insns {minu,maxu}{v8qi,v4hi,v2si}3
20830 Add insns fpcmp{le,gt,ule,ug,ule,ugt}{8,16,32}_vis.
20831 * config/sparc/niagara4.md: Add a comment explaining the
20832 discrepancy between the documented latenty numbers and the
20834 * config/sparc/niagara7.md: New file.
20835 * configure.ac (HAVE_AS_SPARC5_VIS4): Define if the assembler
20836 supports SPARC5 and VIS 4.0 instructions.
20837 * configure: Regenerate.
20838 * config.in: Likewise.
20839 * config.gcc: niagara7 is a supported cpu in sparc*-*-* targets.
20840 * config/sparc/sol2.h (ASM_CPU32_DEFAUILT_SPEC): Set for
20841 TARGET_CPU_niagara7.
20842 (ASM_CPU64_DEFAULT_SPEC): Likewise.
20843 (CPP_CPU_SPEC): Handle niagara7.
20844 (ASM_CPU_SPEC): Likewise.
20845 * config/sparc/sparc-opts.h (processor_type): Add
20846 PROCESSOR_NIAGARA7.
20847 (mvis4): New option.
20848 * config/sparc/sparc.h (TARGET_CPU_niagara7): Define.
20849 (AS_NIAGARA7_FLAG): Define.
20850 (ASM_CPU64_DEFAULT_SPEC): Set for niagara7.
20851 (CPP_CPU64_DEFAULT_SPEC): Likewise.
20852 (CPP_CPU_SPEC): Handle niagara7.
20853 (ASM_CPU_SPEC): Likewise.
20854 * config/sparc/sparc.c (niagara7_costs): Define.
20855 (sparc_option_override): Handle niagara7 and adjust cache-related
20856 parameters with better values for niagara cpus. Also support VIS4.
20857 (sparc32_initialize_trampoline): Likewise.
20858 (sparc_use_sched_lookahead): Likewise.
20859 (sparc_issue_rate): Likewise.
20860 (sparc_register_move_cost): Likewise.
20861 (dump_target_flag_bits): Support VIS4.
20862 (sparc_vis_init_builtins): Likewise.
20863 (sparc_builtins): Likewise.
20864 * config/sparc/sparc-c.c (sparc_target_macros): Define __VIS__ for
20866 * config/sparc/driver-sparc.c (cpu_names): Add SPARC-M7 and
20868 * config/sparc/sparc.opt (sparc_processor_type): New value
20870 * config/sparc/visintrin.h (__attribute__): Prototypes for the
20872 * doc/invoke.texi (SPARC Options): Document -mcpu=niagara7 and
20874 * doc/extend.texi (SPARC VIS Built-in Functions): Document the
20877 2016-06-06 Jonathan Wakely <jwakely@redhat.com>
20879 * doc/sourcebuild.texi (Directives): Remove extra closing braces.
20881 2016-06-06 Richard Biener <rguenther@suse.de>
20883 PR tree-optimization/71398
20884 * tree-ssa-loop-ivcanon.c (unloop_loops): First unloop, then
20887 2016-06-05 James Bowman <james.bowman@ftdichip.com>
20889 * config/ft32/ft32.c (ft32_setup_incoming_varargs,
20890 ft32_expand_prolog, ft32_expand_epilogue):
20891 Handle pretend_args.
20892 * config/ft32/ft32.h: Remove OUTGOING_REG_PARM_STACK_SPACE.
20893 * config/ft32/ft32.md: Add pretend_returner.
20895 2016-06-06 Uros Bizjak <ubizjak@gmail.com>
20898 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
20899 Copy op1 RTX to avoid invalid sharing.
20900 (ix86_expand_vector_move_misalign): Ditto.
20902 2016-06-05 John David Anglin <danglin@gcc.gnu.org>
20904 * expr.c (move_by_pieces_d::generate): Mark mode parameter with
20907 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
20909 * predict.c (predicted_by_loop_heuristics_p): New function.
20910 (predict_iv_comparison): Use it.
20911 (predict_loops): Walk from innermost loops; do not predict edges
20912 leaving multiple loops multiple times; implement
20913 PRED_LOOP_ITERATIONS_MAX heuristics.
20914 * predict.def (PRED_LOOP_ITERATIONS_MAX): New predictor.
20916 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
20918 * cfg.c (check_bb_profile): Do not report mismatched profiles when
20919 only edges out of BB are EH edges.
20921 2016-06-04 Martin Sebor <msebor@redhat.com>
20922 Marcin Baczyński <marbacz@gmail.com>
20925 * doc/invoke.texi (-Wreturn-type): Mention not warning on return with
20926 a void expression in a void function.
20928 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
20930 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Do not check
20931 aux; dump reasons of decisions.
20932 (should_duplicate_loop_header_p): Likewise.
20933 (do_while_loop_p): Likewise.
20934 (ch_base::copy_headers): Dump asi num insns duplicated.
20936 2016-06-04 Jakub Jelinek <jakub@redhat.com>
20938 PR tree-optimization/71405
20939 * tree-ssa.c (execute_update_addresses_taken): For clobber with
20940 incompatible type, build a new clobber with the right type instead
20941 of building a VIEW_CONVERT_EXPR around it.
20943 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
20945 PR tree-optimization/52171
20946 * config/sh/sh.c (sh_use_by_pieces_infrastructure_p): Use
20947 by_pieces_ninsns instead of move_by_pieces_ninsns.
20949 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
20951 * config/sh/sh.c (sh_print_operand_address): Don't use hardcoded 'r0'
20952 for reg+reg addressing mode.
20954 2016-06-03 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
20956 * rs6000-c.c (c/c-tree.h): Add #include.
20957 (altivec_resolve_overloaded_builtin): Handle ARRAY_TYPE arguments
20958 in C++ when found in the base position of vec_ld or vec_st.
20960 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
20962 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Avoid
20963 use of profile unless profile status is PROFILE_READ.
20964 * profile.c (compute_branch_probabilities): Set profile status
20965 only after reporting predictor hitrates.
20967 2016-06-03 Joseph Myers <joseph@codesourcery.com>
20971 * common.opt (ffp-int-builtin-inexact): New option.
20972 * doc/invoke.texi (-fno-fp-int-builtin-inexact): Document.
20973 * doc/md.texi (floor@var{m}2, btrunc@var{m}2, round@var{m}2)
20974 (ceil@var{m}2): Document dependence on this option.
20975 * ipa-inline-transform.c (inline_call): Handle
20976 flag_fp_int_builtin_inexact.
20977 * ipa-inline.c (can_inline_edge_p): Likewise.
20978 * config/i386/i386.md (rintxf2): Do not test
20979 flag_unsafe_math_optimizations.
20980 (rint<mode>2_frndint): New define_insn.
20981 (rint<mode>2): Do not test flag_unsafe_math_optimizations for 387
20982 or !flag_trapping_math for SSE. Just use gen_rint<mode>2_frndint
20983 for 387 instead of extending and truncating.
20984 (frndintxf2_<rounding>): Test flag_fp_int_builtin_inexact ||
20985 !flag_trapping_math instead of flag_unsafe_math_optimizations.
20986 Change to frndint<mode>2_<rounding>.
20987 (frndintxf2_<rounding>_i387): Likewise. Change to
20988 frndint<mode>2_<rounding>_i387.
20989 (<rounding_insn>xf2): Likewise.
20990 (<rounding_insn><mode>2): Test flag_fp_int_builtin_inexact ||
20991 !flag_trapping_math instead of flag_unsafe_math_optimizations for
20992 x87. Test TARGET_ROUND || !flag_trapping_math ||
20993 flag_fp_int_builtin_inexact instead of !flag_trapping_math for
20994 SSE. Use ROUND_NO_EXC in constant operand of
20995 gen_sse4_1_round<mode>2. Just use gen_frndint<mode>2_<rounding>
20996 for 387 instead of extending and truncating.
20998 2016-06-03 H.J. Lu <hongjiu.lu@intel.com>
20999 Julia Koval <julia.koval@intel.com>
21011 * config/i386/i386-protos.h (ix86_epilogue_uses): New prototype.
21012 * config/i386/i386.c (ix86_conditional_register_usage): Preserve
21013 all registers, except for function return registers if there are
21014 no caller-saved registers.
21015 (ix86_set_func_type): New function.
21016 (ix86_set_current_function): Call ix86_set_func_type to set
21017 no_caller_saved_registers and func_type. Call reinit_regs if
21018 caller-saved registers are changed. Don't allow MPX, SSE, MMX
21019 nor x87 instructions in interrupt handler nor function with
21020 no_caller_saved_registers attribute.
21021 (ix86_function_ok_for_sibcall): Return false if there are no
21022 caller-saved registers.
21023 (type_natural_mode): Don't warn ABI change for MMX in interrupt
21025 (ix86_function_arg_advance): Skip for callee in interrupt handler.
21026 (ix86_function_arg): Return special arguments in interrupt handler.
21027 (ix86_promote_function_mode): Promote pointer to word_mode only
21028 for normal functions.
21029 (ix86_can_use_return_insn_p): Don't use `ret' instruction in
21031 (ix86_epilogue_uses): New function.
21032 (ix86_hard_regno_scratch_ok): Likewise.
21033 (ix86_save_reg): Preserve all registers in interrupt handler
21034 after reload. Preserve all registers, except for function return
21035 registers, if there are no caller-saved registers after reload.
21036 (find_drap_reg): Always use callee-saved register if there are
21037 no caller-saved registers.
21038 (ix86_minimum_incoming_stack_boundary): Return MIN_STACK_BOUNDARY
21039 for interrupt handler.
21040 (ix86_expand_prologue): Don't allow DRAP in interrupt handler.
21041 Emit cld instruction if stringops are used in interrupt handler
21042 or interrupt handler isn't a leaf function.
21043 (ix86_expand_epilogue): Generate interrupt return for interrupt
21044 handler and pop the 'ERROR_CODE' off the stack before interrupt
21045 return in exception handler.
21046 (ix86_expand_call): Disallow calling interrupt handler directly.
21047 If there are no caller-saved registers, mark all registers that
21048 are clobbered by the call which returns as clobbered.
21049 (ix86_handle_no_caller_saved_registers_attribute): New function.
21050 (ix86_handle_interrupt_attribute): Likewise.
21051 (ix86_attribute_table): Add interrupt and no_caller_saved_registers
21053 (TARGET_HARD_REGNO_SCRATCH_OK): Likewise.
21054 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use argument
21055 accumulation in interrupt function if stack may be realigned to
21057 (EPILOGUE_USES): New.
21058 (function_type): New enum.
21059 (machine_function): Add func_type and no_caller_saved_registers.
21060 * config/i386/i386.md (UNSPEC_INTERRUPT_RETURN): New.
21061 (interrupt_return): New pattern.
21062 * doc/extend.texi: Document x86 interrupt and
21063 no_caller_saved_registers attributes.
21065 2016-06-03 Bernd Schmidt <bschmidt@redhat.com>
21067 PR tree-optimization/52171
21068 * builtins.c (expand_cmpstrn_or_cmpmem): Delete, moved elsewhere.
21069 (expand_builtin_memcmp): New arg RESULT_EQ. All callers changed.
21070 Look for constant strings. Move some code to emit_block_cmp_hints
21072 * builtins.def (BUILT_IN_MEMCMP_EQ): New.
21073 * defaults.h (COMPARE_MAX_PIECES): New macro.
21074 * expr.c (move_by_pieces_d, store_by_pieces_d): Remove old structs.
21075 (move_by_pieces_1, store_by_pieces_1, store_by_pieces_2): Remvoe.
21076 (clear_by_pieces_1): Don't declare. Move definition before use.
21077 (can_do_by_pieces): New static function.
21078 (can_move_by_pieces): Use it. Return bool.
21079 (by_pieces_ninsns): Renamed from move_by_pieces_ninsns. New arg
21080 OP. All callers changed. Handle COMPARE_BY_PIECES.
21081 (class pieces_addr); New.
21082 (pieces_addr::pieces_addr, pieces_addr::decide_autoinc,
21083 pieces_addr::adjust, pieces_addr::increment_address,
21084 pieces_addr::maybe_predec, pieces_addr::maybe_postinc): New member
21086 (class op_by_pieces_d): New.
21087 (op_by_pieces_d::op_by_pieces_d, op_by_pieces_d::run): New member
21089 (class move_by_pieces_d, class compare_by_pieces_d,
21090 class store_by_pieces_d): New subclasses of op_by_pieces_d.
21091 (move_by_pieces_d::prepare_mode, move_by_pieces_d::generate,
21092 move_by_pieces_d::finish_endp, store_by_pieces_d::prepare_mode,
21093 store_by_pieces_d::generate, store_by_pieces_d::finish_endp,
21094 compare_by_pieces_d::generate, compare_by_pieces_d::prepare_mode,
21095 compare_by_pieces_d::finish_mode): New member functions.
21096 (compare_by_pieces, emit_block_cmp_via_cmpmem): New static
21098 (expand_cmpstrn_or_cmpmem): Moved here from builtins.c.
21099 (emit_block_cmp_hints): New function.
21100 (move_by_pieces, store_by_pieces, clear_by_pieces): Rewrite to just
21101 use the newly defined classes.
21102 * expr.h (by_pieces_constfn): New typedef.
21103 (can_store_by_pieces, store_by_pieces): Use it in arg declarations.
21104 (emit_block_cmp_hints, expand_cmpstrn_or_cmpmem): Declare.
21105 (move_by_pieces_ninsns): Don't declare.
21106 (can_move_by_pieces): Change return value to bool.
21107 * target.def (TARGET_USE_BY_PIECES_INFRASTRUCTURE_P): Update docs.
21108 (compare_by_pieces_branch_ratio): New hook.
21109 * target.h (enum by_pieces_operation): Add COMPARE_BY_PIECES.
21110 (by_pieces_ninsns): Declare.
21111 * targethooks.c (default_use_by_pieces_infrastructure_p): Handle
21113 (default_compare_by_pieces_branch_ratio): New function.
21114 * targhooks.h (default_compare_by_pieces_branch_ratio): Declare.
21115 * doc/tm.texi.in (STORE_MAX_PIECES, COMPARE_MAX_PIECES): Document.
21116 * doc/tm.texi: Regenerate.
21117 * tree-ssa-strlen.c: Include "builtins.h".
21118 (handle_builtin_memcmp): New static function.
21119 (strlen_optimize_stmt): Call it for BUILT_IN_MEMCMP.
21120 * tree.c (build_common_builtin_nodes): Create __builtin_memcmp_eq.
21122 2016-06-03 Alan Hayward <alan.hayward@arm.com>
21124 * tree-vect-stmts.c (vect_stmt_relevant_p): Do not vectorize non live
21125 relevant stmts which are simple and invariant.
21126 * tree-vect-loop.c (vectorizable_live_operation): Check relevance
21127 instead of simple and invariant
21129 2016-06-03 Alan Hayward <alan.hayward@arm.com>
21131 * tree-vect-loop.c (vect_analyze_loop_operations): Allow live stmts.
21132 (vectorizable_reduction): Check for new relevant state.
21133 (vectorizable_live_operation): vectorize live stmts using
21134 BIT_FIELD_REF. Remove special case for gimple assigns stmts.
21135 * tree-vect-stmts.c (is_simple_and_all_uses_invariant): New function.
21136 (vect_stmt_relevant_p): Check for stmts which are only used live.
21137 (process_use): Use of a stmt does not inherit it's live value.
21138 (vect_mark_stmts_to_be_vectorized): Simplify relevance inheritance.
21139 (vect_analyze_stmt): Check for new relevant state.
21140 * tree-vectorizer.h (vect_relevant): New entry for a stmt which is used
21141 outside the loop, but not inside it.
21143 2016-06-03 Alan Hayward <alan.hayward@arm.com>
21145 * tree-vectorizer.h (vect_get_vec_def_for_operand_1): New.
21146 * tree-vect-stmts.c (vect_get_vec_def_for_operand_1): New.
21147 (vect_get_vec_def_for_operand): Split out code.
21149 2016-06-03 Segher Boessenkool <segher@kernel.crashing.org>
21151 * config/rs6000/rs6000.md (define_peepholes for two mfcr's): Delete.
21153 2016-06-03 Alan Hayward <alan.hayward@arm.com>
21155 * tree-vect-stmts.c (vectorizable_call) Remove GOMP_SIMD_LANE code.
21157 2016-06-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21159 * config/arm/thumb1.md (*thumb1_mulsi3): Fix typos in comment.
21161 2016-06-03 Jakub Jelinek <jakub@redhat.com>
21163 PR middle-end/71387
21164 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): If redirecting
21165 to noreturn e->callee->decl that has void return type and void
21166 arguments, adjust gimple_call_fntype and remove lhs even if it had
21167 previously addressable type.
21169 2016-06-02 Jeff Law <law@redhat.com>
21171 PR tree-optimization/71328
21172 * tree-ssa-threadupdate.c (duplicate_thread_path): Fix off-by-one
21173 error when checking for a jump back onto the copied path.
21175 2016-06-02 David Malcolm <dmalcolm@redhat.com>
21177 * config/microblaze/microblaze.c (get_branch_target): Add return
21178 NULL_RTX for the non-CALL_P case.
21179 (insert_wic_for_ilb_runout): Remove unused local "wic_addr1".
21180 (insert_wic): Remove unused local "j".
21182 2016-06-02 Martin Liska <mliska@suse.cz>
21184 * predict.def: Fix typo in PRED_FORTRAN_FAIL_IO display name.
21186 2016-06-02 H.J. Lu <hongjiu.lu@intel.com>
21187 Julia Koval <julia.koval@intel.com>
21189 * function.c (assign_parm_setup_stack): Force source into a
21190 register if needed.
21191 * target.def (function_incoming_arg): Update documentation to
21192 allow arbitrary address computation based on hard register.
21193 * doc/tm.texi: Regenerated.
21195 2016-06-02 Martin Liska <mliska@suse.cz>
21197 * predict.c (combine_predictions_for_bb): Fix first match in
21198 cases where a first predictor contains more than one occurence
21199 in list of predictors. Take the best value in such case.
21201 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21203 PR rtl-optimization/71295
21204 * rtlanal.c (subreg_get_info): If taking a subreg at the requested
21205 offset would go over the size of the inner mode reject it.
21207 2016-06-02 Jakub Jelinek <jakub@redhat.com>
21209 * config/i386/sse.md (*vec_concatv4si): Use v=v,v instead of
21210 x=x,x and v=v,m instead of x=x,m.
21212 * config/i386/sse.md (*vec_concatv2si_sse4_1): Add avx512dq v=Yv,rm
21213 alternative. Change x=x,x alternative to v=Yv,Yv and x=rm,C
21214 alternative to v=rm,C.
21216 * config/i386/sse.md (*vec_concatv2di): Add x86_avx512dq v=Yv,rm
21217 alternative. Change x=xm,C alternative to v=vm,C, x=x,x alternative
21218 to v=Yv,Yv and x=x,m to v=v,m. Use maybe_evex prefix attribute
21219 instead of vex for the last two above mentioned alternatives.
21221 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21224 * config/arm/arm.c (arm_output_multireg_pop): Guard "pop" on update.
21226 2016-06-02 Segher Boessenkool <segher@kernel.crashing.org>
21228 * config/rs6000/dfp.md (trunctddd2): Correct the "length" attribute.
21230 2016-06-01 David Malcolm <dmalcolm@redhat.com>
21232 * config/rl78/rl78.c (rl78_expand_prologue): Convert local
21233 from int to unsigned.
21235 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
21237 * config/rs6000/vsx.md (vsx_splat_<mode>, V2DI/V2DF): Simplify
21238 alternatives, eliminating preferred register class. Add support
21239 for the MTVSRDD instruction in ISA 3.0.
21240 (vsx_splat_v4si_internal): Use splat_input_operand instead of
21241 reg_or_indexed_operand.
21242 (vsx_splat_v4sf_internal): Likewise.
21244 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
21247 * config/rs6000/vsx.md (xxspltib_<mode>_nosplit): Add alternatives
21248 for loading up all 0's or all 1's.
21250 2016-06-01 Thomas Preud'homme <thomas.preudhomme@arm.com>
21252 * doc/sourcebuild.texi (arm_acq_rel): Document new effective target.
21254 2016-06-01 Eduard Sanou <dhole@openmailbox.org>
21256 * doc/cppenv.texi: Note that the `%s` in `date` is a non-standard
21258 * gcc.c (driver_handle_option): Call set_source_date_epoch_envvar.
21259 * gcc.c (set_source_date_epoch_envvar): New function, sets
21260 the SOURCE_DATE_EPOCH environment variable to the current time.
21262 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
21264 * tree-vect-loop.c (vect_determine_vectorization_factor): Also compute
21265 the factor for live Phi nodes.
21267 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
21269 * loop-dolop.c (doloop_optimize): Us likely max iteration bound.
21270 * tree-parloops.c (parallelize_loops): likewise.
21271 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop,
21272 tree_unswitch_outer_loop): likewise.
21274 2016-06-01 Jakub Jelinek <jakub@redhat.com>
21276 PR middle-end/71371
21277 * gimplify.c (gimplify_omp_for): Temporarily clear gimplify_omp_ctxp
21278 around creation of the temporary.
21280 2016-06-01 Richard Biener <rguenther@suse.de>
21282 PR tree-optimization/71366
21283 * tree-ssa-loop-ivcanon.c (edges_to_remove): New global.
21284 (unloop_loops): Move removing edges here ...
21285 (try_unroll_loop_completely): ... from here.
21286 (try_peel_loop): ... and here.
21287 (tree_unroll_loops_completely_1): Track parent loops via
21288 bitmap of header BBs.
21289 (tree_unroll_loops_completely): Adjust for that.
21291 2016-06-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
21293 * config/rs6000/altivec.h (vec_slv): New macro.
21294 (vec_srv): New macro.
21295 * config/rs6000/altivec.md (UNSPEC_VSLV): New value.
21296 (UNSPEC_VSRV): New value.
21299 * config/rs6000/rs6000-builtin.def (vslv): New builtin definition.
21300 (vsrv): New builtin definition.
21301 * config/rs6000/rs6000-c.c (P9V_BUILTIN_VSLV): Macro expansion to
21302 define argument types for new builtin.
21303 (P9V_BUILTIN_VSRV): Macro expansion to define argument types for
21305 * doc/extend.texi: Document the new vec_vslv and vec_srv built-in
21308 2016-06-01 Uros Bizjak <ubizjak@gmail.com>
21309 Jocelyn Mayer <l_indien@magic.fr>
21312 * config/i386/driver-i386.c (host_detect_local_cpu): Correctly
21313 detect processor family for signature_CENTAUR_ebx.
21314 <case PROCESSOR_I486>: Pass c3, winchip2 or winchip-c6 for
21315 signature_CENTAUR_ebx.
21316 <case PROCESSOR _PENTIUMPRO>: Pass c3-2 for signature_CENTAUR_ebx.
21317 <default>: Pass x86-64 for has_longmode.
21319 2016-06-01 Nathan Sidwell <nathan@acm.org>
21321 * config/nvptx/nvptx.c (nvptx_assemble_undefined_decl): Reject
21324 2016-06-01 Richard Biener <rguenther@suse.de>
21326 PR tree-optimization/71261
21327 * tree-vect-patterns.c (check_bool_pattern): Gather a hash-set
21328 of stmts successfully put in the bool pattern. Remove
21329 single-use restriction.
21330 (adjust_bool_pattern_cast): Add cast at the use site via the
21331 pattern def sequence.
21332 (adjust_bool_pattern): Remove recursion, maintain a hash-map
21333 of patterned defs. Use the pattern def seqence instead of
21334 multiple independent patterns.
21335 (sort_after_uid): New qsort compare function.
21336 (adjust_bool_stmts): New function to process stmts in the bool
21337 pattern in IL order.
21338 (vect_recog_bool_pattern): Adjust.
21339 * tree-if-conv.c (ifcvt_split_def_stmt): Remove.
21340 (ifcvt_walk_pattern_tree): Likewise.
21341 (stmt_is_root_of_bool_pattern): Likewise.
21342 (ifcvt_repair_bool_pattern): Likewise.
21343 (tree_if_conversion): Do not call ifcvt_repair_bool_pattern.
21345 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
21347 * loop-unroll.c (decide_unroll_constant_iterations,
21348 decide_unroll_runtime_iterations, decide_unroll_stupid): Use
21349 likely upper bounds.
21350 * loop-iv.c (find_simple_exit): Dump likely upper bounds.
21352 2016-06-01 Thomas Schwinge <thomas@codesourcery.com>
21354 * tree-core.h (enum omp_clause_code): Remove
21355 OMP_CLAUSE_DEVICE_RESIDENT. Adjust all users.
21357 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21359 * config/arm/sync.md (arm_store_exclusive<mode>):
21360 Use 'H' output modifier on operands[2] rather than creating a new
21361 entry in out-of-bounds memory of the operands array.
21362 (arm_store_release_exclusivedi): Likewise.
21364 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21366 * config/arm/arm.c (arm_fusion_enabled_p): New function.
21367 * config/arm/arm-protos.h (arm_fusion_enabled_p): Declare prototype.
21368 * config/arm/crypto.md (crypto_<crypto_pattern>, CRYPTO_UNARY):
21369 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
21371 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
21373 * tree-vect-loop.c (vect_determine_vectorization_factor): Also take
21374 into account live statements for mask producers.
21376 2016-06-01 Richard Biener <rguenther@suse.de>
21378 PR tree-optimization/71311
21379 * match.pd (@0 < @1 && @0 < @2 -> @0 < min(@1,@2)): Add :c and
21380 restrict to non-INTEGER_CST @0.
21382 2016-06-01 Richard Biener <rguenther@suse.de>
21384 * match.pd ((A & B) - (A & ~B) -> B - (A ^ B)): Add missing :c.
21385 (relational patterns): Use :c to avoid pattern duplications.
21387 2016-06-01 Richard Biener <rguenther@suse.de>
21389 * genmatch.c (comparison_code_p): New predicate.
21390 (swap_tree_comparison): New function.
21391 (commutate): Add for_vec parameter to append new for entries.
21392 Support commutating relational operators by swapping it alongside
21394 (lower_commutative): Adjust.
21395 (dt_simplify::gen): Do not pass artificial operators to gen
21397 (decision_tree::gen): Do not add artificial operators as parameters.
21398 (parser::parse_expr): Verify operator commutativity when :c is
21399 applied. Allow :C to override this.
21400 * match.pd: Adjust patterns to use :C instead of :c where required.
21402 2016-06-01 Patrick Palka <ppalka@gcc.gnu.org>
21404 PR tree-optimization/71077
21405 * tree-ssa-threadedge.c (simplify_control_stmt_condition_1): In
21406 the combining step, use boolean_false_node and boolean_true_node
21407 as the designated false/true return values.
21409 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
21411 * predict.def (PRED_LOOP_EXTRA_EXIT): Define.
21412 * predict.c (predict_iv_comparison): Also check PRED_LOOP_EXTRA_EXIT.
21413 (predict_extra_loop_exits): Use PRED_LOOP_EXTRA_EXIT instead of
21416 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
21418 * doc/invoke.texi (-frename-registers): Drop -fpeel-loops from list
21419 of flags impliying the register renaming.
21420 * toplev.c (process_options): Do not imply flag_rename_registers with
21423 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
21425 * config/sh/sh.h (ASM_OUTPUT_SYMBOL_REF): Remove macro and use the
21426 default implementation.
21428 2016-05-31 Nathan Sidwell <nathan@acm.org>
21430 * dwarf2out.c (cur_line_info_table): Add GTY marker.
21432 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
21434 * config/sh/constraints.md (b): Remove constraint.
21435 * config/sh/predicates.md (arith_reg_operand): Remove
21437 * config/sh/sh-modes.def (PDI): Remove.
21438 * config/sh/sh.c (sh_target_reg_class,
21439 sh_optimize_target_register_callee_saved): Remove functions.
21440 (sh_option_override): Don't set MASK_SAVE_ALL_TARGET_REGS.
21441 (sh_expand_epilogue): Update comment.
21442 (sh_hard_regno_mode_ok, sh_register_move_cost, calc_live_regs,
21443 sh_secondary_reload): Remove TARGET_REGS related code.
21444 * config/sh/sh.h (FIRST_TARGET_REG, LAST_TARGET_REG,
21445 TARGET_REGISTER_P): Remove macros.
21446 (SH_DBX_REGISTER_NUMBER, REG_ALLOC_ORDER): Remove target regs.
21447 * config/sh/sh.md (PR_MEDIA_REG, T_MEDIA_REG, FR23_REG, TR0_REG,
21448 TR1_REG, TR2_REG): Remove constants.
21449 * config/sh/sh.opt (SAVE_ALL_TARGET_REGS): Remove.
21451 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
21453 * config/sh/sh.md (adddi3, subdi3, negdi2, abs<mode>2): Remove
21454 define_expand patterns.
21455 (adddi3_compact): Rename to adddi3.
21456 (subdi3_compact): Rename to subdi3.
21457 (*negdi2): Rename to negdi2.
21458 (*abs<mode>2): Rename to abs<mode>2.
21460 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
21462 * config/rx/rx.md (FETCHOP_NO_MINUS): New code iterator.
21463 (atomic_<fetchop_name>_fetchsi): Extract minus operator into ...
21464 (atomic_sub_fetchsi): ... this new pattern.
21465 (mvtc): Add CC_REG clobber.
21467 2016-05-31 Marek Polacek <polacek@redhat.com>
21469 * gimplify.c (gimplify_switch_expr): Also handle GIMPLE_TRY.
21471 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21473 * config/aarch64/aarch64.c (aarch_macro_fusion_pair_p): Use
21474 aarch64_fusion_enabled_p to check for fusion capabilities.
21476 2016-05-31 Richard Biener <rguenther@suse.de>
21478 PR tree-optimization/71352
21479 * tree-ssa-reassoc.c (zero_one_operation): Handle op equal to
21480 minus one and a negate.
21482 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21484 * config/aarch64/aarch64.c (aarch64_simd_attr_length_move): Delete.
21485 * config/aarch64/aarch64-protos.h (aarch64_simd_attr_length_move):
21487 * config/aarch64/iterators.md (insn_count): Add descriptive comment.
21488 * config/aarch64/aarch64-simd.md (*aarch64_mov<mode>, VSTRUCT modes):
21489 Remove use of aarch64_simd_attr_length_move, set length attribute
21491 (*aarch64_be_movoi): Likewise.
21492 (*aarch64_be_movci): Likewise.
21493 (*aarch64_be_movxi): Likewise.
21495 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
21497 * loop-init.c (gate): Do not enale RTL loop unroller with -fpeel-loops.
21498 It no longer does that.
21499 * toplev.c (process_options): Do not enable flag_web with -fpeel-loops.
21501 2016-05-31 Wladimir J. van der Laan <laanwj@gmail.com>
21503 * config/aarch64/arm_neon.h (vdupb_laneq_s8): Remove spurious
21504 attribute __unused__.
21506 2016-05-31 Thomas Preud'homme <thomas.preudhomme@arm.com>
21508 * config/arm/arm-protos.h (arm_arch_thumb1): Declare.
21509 * config/arm/arm.c (arm_arch_thumb1): Define.
21510 (arm_option_override): Initialize arm_arch_thumb1.
21511 * config/arm/arm.h (arm_arch_thumb1): Declare.
21512 (TARGET_ARM_ARCH_ISA_THUMB): Use arm_arch_thumb to determine if target
21513 support Thumb-1 ISA.
21515 2016-05-31 Kirill Yukhin <kirill.yukhin@intel.com>
21518 * config/i386/sse.md (define_insn_and_split "*vec_extractv4sf_0"): Use
21519 `Yv' for scalar operand.
21521 2016-05-31 Tom de Vries <tom@codesourcery.com>
21523 PR tree-optimization/69068
21524 * graphite-isl-ast-to-gimple.c (copy_bb_and_scalar_dependences): Handle
21525 phis with more than two args.
21527 2016-05-30 Andreas Tobler <andreast@gcc.gnu.org>
21529 * config.gcc: Move hard float support for arm*hf*-*-freebsd* into
21530 armv6*-*-freebsd* for FreeBSD 11. Eliminate the arm*hf*-*-freebsd*
21533 2016-05-30 Jose E. Marchesi <jose.marchesi@oracle.com>
21535 * config.gcc (sparc*-*-*): Support cpu_32, cpu_64, tune_32 and
21537 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
21539 * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Add entries for
21540 cpu_32, cpu_64, tune_32 and tune_64.
21541 * config/sparc/sol2.h (OPTION_DEFAULT_SPECS): Likewise.
21543 2016-05-30 Uros Bizjak <ubizjak@gmail.com>
21545 * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
21547 2016-05-30 Andi Kleen <ak@linux.intel.com>
21549 * auto-profile.c (read_profile): Replace asserts with errors
21550 when file does not exist.
21551 * gcov-io.c (gcov_read_words): Dito.
21553 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
21555 * tree-cfg.c (print_loop): Print likely upper bounds.
21557 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
21559 * doc/invoke.texi (-fpeel-loops,-O3): Update documentation.
21560 * opts.c (default_options): Enable peel loops at -O3.
21561 * tree-ssa-loop-ivcanon.c (peeled_loops): New static var.
21562 (try_peel_loop): Do not re-peel already peeled loops;
21563 use likely upper bounds; fix profile updating.
21564 (pass_complete_unroll::execute): Initialize peeled_loops.
21566 2016-05-30 Martin Liska <mliska@suse.cz>
21568 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Scale
21569 computed costs by frequency of BB they belong to.
21570 (get_scaled_computation_cost_at): New function.
21572 2016-05-30 Alexander Monakov <amonakov@ispras.ru>
21573 Marc Glisse <marc.glisse@inria.fr>
21575 PR tree-optimization/71289
21576 * match.pd (-1 / B < A, A > -1 / B): New transformations.
21578 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
21580 * tree-vect-loop.c (vect_transform_loop): Update likely bounds.
21582 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
21584 * tree-ssa-loop-ivcanon.c (try_peel_loop): Correctly set wont_exit
21585 for peeled copies; avoid underflow when updating estimates; correctly
21586 scale loop profile.
21588 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
21590 * tree-ssa-reassoc.ci (swap_ops_for_binary_stmt): Fix typo from commit
21591 r236875. Corrected oe3 to oe2 as obvious.
21593 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
21595 PR middle-end/71269
21596 PR middle-end/71252
21597 * tree-ssa-reassoc.c (insert_stmt_before_use): Use find_insert_point so
21598 that inserted stmt will not dominate stmts that defines its operand.
21599 (rewrite_expr_tree): Add stmt_to_insert before adding the use stmt.
21600 (rewrite_expr_tree_parallel): Likewise.
21602 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
21604 PR middle-end/71252
21605 * tree-ssa-reassoc.c (swap_ops_for_binary_stmt): Fix swap such that
21606 all fields including stmt_to_insert are swapped.
21608 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
21610 * predict.h (force_edge_cold): Declare.
21611 * predict.c (force_edge_cold): New function.
21612 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Fix profile
21614 (canonicalize_loop_induction_variables): Fix formating.
21616 2016-05-30 Eric Botcazou <ebotcazou@adacore.com>
21618 * config/visium/visium.c (visium_split_double_add): Minor tweaks.
21619 (visium_expand_copysign): Use gen_int_mode directly.
21620 (visium_compute_frame_size): Minor tweaks.
21622 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
21624 * tree-vect-loop.c (vect_analyze_loop_2): Use
21625 likely_max_stmt_executions_int.
21627 2016-05-30 Tom de Vries <tom@codesourcery.com>
21629 PR tree-optimization/69067
21630 * graphite-isl-ast-to-gimple.c (get_def_bb_for_const): Remove assert.
21632 2016-05-29 Uros Bizjak <ubizjak@gmail.com>
21635 * config/i386/sync.md (define_peephole2 atomic_storedi_fpu):
21636 New peepholes to remove unneeded fild/fistp pairs.
21637 (define_peephole2 atomic_loaddi_fpu): Ditto.
21639 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
21641 * predict.c (maybe_hot_frequency_p): Avoid division.
21643 2016-05-28 Gerald Pfeifer <gerald@pfeifer.com>
21645 * doc/install.texi: Use https for shop.fsf.org.
21647 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
21649 * tree-ssa-loop-ivopts.c (estimated_stmt_executions_int): Use
21650 likely_max_stmt_executions_int.
21652 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
21654 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
21655 likely_max_stmt_executions_int.
21657 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
21659 * profile.c (compute_branch_probabilities): Do not report hitrates
21661 (branch_prob): Report hitrates here.
21662 * predict.c (gimple_predict_edge): Do not assert profile status;
21663 fix formatting issues.
21665 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
21667 * predict.c (edge_predicted_by_p): New function.
21668 (predict_paths_for_bb): Do not put multiple predictions of the same type
21671 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
21673 * tree-ssa-loop-niter.c (number_of_iterations_exit): Revert accidental
21676 2016-05-28 Alan Modra <amodra@gmail.com>
21678 * dominance.c (verify_dominators): Don't segfault on NULL imm_bb.
21680 2016-05-28 Alan Modra <amodra@gmail.com>
21682 PR rtl-optimization/71275
21683 * ira.c (ira): Free dominance info.
21685 2016-05-27 Gerald Pfeifer <gerald@pfeifer.com>
21687 * doc/sourcebuild.texi: New address for upstream Go repository.
21689 2016-05-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
21691 * config/arm/arm.h (TARGET_ARM_V6M): Remove.
21692 (TARGET_ARM_V7M): Likewise.
21694 2016-05-26 Jeff Law <law@redhat.com>
21696 * tree-ssa-threadedge.c: Remove include of tree-ssa-threadbackward.h.
21697 (thread_across_edge): Remove calls to find_jump_threads_backwards.
21698 * passes.def: Add jump threading passes before DOM/VRP.
21699 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Change
21700 argument to a basic block from an edge. Remove tests which are
21702 (pass_data_thread_jumps, class pass_thread_jumps): New.
21703 (pass_thread_jumps::gate, pass_thread_jumps::execute): New.
21704 (make_pass_thread_jumps): Likewise.
21705 * tree-pass.h (make_pass_thread_jumps): Declare.
21707 2016-05-27 Eric Botcazou <ebotcazou@adacore.com>
21709 * config/visium/visium-protos.h (split_double_move): Rename into...
21710 (visium_split_double_move): ...this.
21711 (visium_split_double_add): Declare.
21712 * config/visium/visium.c (split_double_move): Rename into...
21713 (visium_split_double_move): ...this.
21714 (visium_split_double_add): New function.
21715 (visium_expand_copysign): Renumber operands for consistency.
21716 * config/visium/visium.md (DImode move splitter): Adjust to renaming.
21717 (DFmode move splitter): Likewise.
21718 (*addi3_insn): Split by means of visium_split_double_add.
21719 (*adddi3_insn_flags): Delete.
21720 (*plus_plus_sltu<subst_arith>): New insn.
21721 (*subdi3_insn): Split by means of visium_split_double_add.
21722 (subdi3_insn_flags): Delete.
21723 (*minus_minus_sltu<subst_arith>): New insn.
21724 (*negdi2_insn): Split by means of visium_split_double_add.
21725 (*negdi2_insn_flags): Delete.
21727 2016-05-27 Ulrich Weigand <uweigand@de.ibm.com>
21729 * configure.ac: Treat a --with-headers option without argument
21730 the same as the default (i.e. consult sys-include directory).
21731 * configure: Regenerate.
21733 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21735 * config/aarch64/aarch64.c (aarch64_fusion_enabled_p): New function.
21736 * config/aarch64/aarch64-protos.h (aarch64_fusion_enabled_p): Declare
21738 * config/aarch64/aarch64-simd.md (aarch64_crypto_aes<aesmc_op>v16qi):
21739 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
21741 2016-05-27 Jiong Wang <jiong.wang@arm.com>
21744 * config/aarch64/aarch64.c (aarch64_expand_builtin_va_start): Honor
21745 tree-stdarg analysis results.
21746 (aarch64_setup_incoming_varargs): Likewise.
21748 2016-05-27 Jiong Wang <jiong.wang@arm.com>
21750 * config/aarch64/aarch64.c (aarch64_build_builtin_va_list): Initialize
21751 va_list_gpr_counter_field and va_list_fpr_counter_field.
21753 2016-05-27 Wilco Dijkstra <wdijkstr@arm.com>
21756 * config/aarch64/aarch64.h (CANNOT_CHANGE_MODE_CLASS): Remove.
21757 * config/aarch64/aarch64.c
21758 (aarch64_cannot_change_mode_class): Remove function.
21759 * config/aarch64/aarch64-protos.h
21760 (aarch64_cannot_change_mode_class): Remove.
21762 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
21764 * cfgloop.c (record_niter_bound): Record likely upper bounds.
21765 (likely_max_stmt_executions_int, get_likely_max_loop_iterations,
21766 get_likely_max_loop_iterations_int): New.
21767 * cfgloop.h (struct loop): Add nb_iterations_likely_upper_bound,
21768 any_likely_upper_bound.
21769 (get_likely_max_loop_iterations_int, get_likely_max_loop_iterations):
21771 * cfgloopmanip.c (copy_loop_info): Copy likely upper bounds.
21772 * loop-unroll.c (unroll_loop_constant_iterations): Update likely
21774 (unroll_loop_constant_iterations): Likewise.
21775 (unroll_loop_runtime_iterations): Likewise.
21776 * lto-streamer-in.c (input_cfg): Stream likely upper bounds.
21777 * lto-streamer-out.c (output_cfg): Likewise.
21778 * tree-ssa-loop-ivcanon.c (try_peel_loop): Update likely upper
21780 (canonicalize_loop_induction_variables): Dump likely upper bounds.
21781 * tree-ssa-loop-niter.c (record_estimate): Record likely upper bounds.
21782 (likely_max_loop_iterations): New.
21783 (likely_max_loop_iterations_int): New.
21784 (likely_max_stmt_executions): New.
21785 * tree-ssa-loop-niter.h (likely_max_loop_iterations,
21786 likely_max_loop_iterations_int, likely_max_stmt_executions_int,
21787 likely_max_stmt_executions): Declare.
21789 2016-05-27 Marek Polacek <polacek@redhat.com>
21791 PR middle-end/71308
21792 * gimple-fold.c (gimple_fold_call): Check that LHS is not null.
21794 2016-05-27 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21796 * config/s390/s390.md (2x risbg splitters): Use
21797 reg_overlap_mentioned_p instead of rtx_equal_p.
21799 2016-05-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
21801 * combine.c (make_compound_operation): Take known zero bits into
21802 account when checking for possible zero_extend.
21804 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21806 * config/aarch64/aarch64.md (ashl<mode>3, SHORT modes):
21807 Use const_int_operand for operand 2 predicate. Simplify expand code
21810 2016-05-27 Ilya Enkovich <ilya.enkovich@intel.com>
21812 PR middle-end/71279
21813 * fold-const.c (fold_ternary_loc): Don't fold VEC_COND_EXPR
21816 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21818 * config/aarch64/aarch64-modes.def (CC_ZESWP, CC_SESWP): Delete.
21819 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Remove condition
21820 that returns CC_SESWPmode and CC_ZESWPmode.
21821 (aarch64_get_condition_code_1): Remove handling of CC_SESWPmode
21823 (aarch64_rtx_costs): Likewise.
21825 2016-05-26 Michael Meissner <meissner@linux.vnet.ibm.com>
21827 * config/rs6000/rs6000.c (rs6000_emit_p9_fp_minmax): New function
21828 for ISA 3.0 min/max support.
21829 (rs6000_emit_p9_fp_cmove): New function for ISA 3.0 floating point
21830 conditional move support.
21831 (rs6000_emit_cmove): Call rs6000_emit_p9_fp_minmax and
21832 rs6000_emit_p9_fp_cmove if the ISA 3.0 instructions are
21834 * config/rs6000/rs6000.md (SFDF2): New iterator to allow doing
21835 conditional moves where the comparison type is different from move
21837 (fp_minmax): New code iterator for smin/smax.
21838 (minmax): New code attributes for min/max.
21839 (SMINMAX): Likewise.
21840 (smax<mode>3): Combine min, max insns into one insn using the
21841 fp_minmax code iterator. Add support for ISA 3.0 min/max
21842 instructions that don't need -ffast-math.
21843 (s<minmax><mode>3): Likewise.
21844 (smax<mode>3_vsx): Likewise.
21845 (smin<mode>3): Likewise.
21846 (s<minmax><mode>3_vsx): Likewise.
21847 (smin<mode>3_vsx): Likewise.
21848 (pre-VSX min/max splitters): Likewise.
21849 (s<minmax><mode>3_fpr): Likewise.
21850 (movsfcc): Rewrite floating point conditional moves to combine
21851 SFmode/DFmode into a single insn.
21852 (mov<mode>cc): Likewise.
21853 (movdfcc): Likewise.
21854 (fselsfsf4): Combine FSEL cases into a single insn, using SFDF and
21855 SFDF2 iterators to handle all combinations.
21856 (fseldfsf4): Likewise.
21857 (fsel<SFDF:mode><SFDF2:mode>4): Likewise.
21858 (fseldfdf4): Likewise.
21859 (fselsfdf4): Likewise.
21860 (mov<SFDF:mode><SFDF2:mode>cc_p9): Add support for the ISA 3.0
21861 comparison instructions that set a 0/-1 mask, and use it for
21862 floating point conditional move via XXSEL.
21863 (fpmask<mode>): Likewise.
21864 (xxsel<mode>): Likewise.
21865 * config/rs6000/predicates.md (min_max_operator): Delete, no
21867 (fpmask_comparison_operaton): New insn for ISA 3.0 comparison
21868 instructions that generate a 0/-1 mask for use with XXSEL.
21869 * config/rs6000/rs6000.h (TARGET_MINMAX_SF): New helper macros to
21870 say whether floating point min/max is available, either through
21871 FSEL, ISA 2.06 min/max, and ISA 3.0 min/max instrucitons.
21872 (TARGET_MINMAX_DF): Likewise.
21874 2016-05-27 Alan Modra <amodra@gmail.com>
21876 PR rtl-optimization/71275
21877 * ira.c (ira): Call loop_optimizer_init to set up bb_loop_depth
21878 for update_equiv_regs and combine_and_move_insns.
21880 2016-05-26 Uros Bizjak <ubizjak@gmail.com>
21882 * config/i386/i386.md (*movqi_internal) <attr "isa">: Use
21883 if_then_else or cond RTXes to calculate attribute value.
21884 * config/i386/mmx.md (*vec_extractv2sf_1) <attr "prefix_rep">: Ditto.
21885 <attr "length_immediate>: Ditto.
21886 (*vec_extractv2sf_1) <attr "length_immediate">: Ditto.
21887 * config/i386/sse.md (sse_loadlps) <attr "length_immediate">: Ditto.
21888 (*vec_concatv2sf_sse4_1) <attr "isa">: Ditto.
21889 <attr "type">: Ditto.
21890 <attr "prefix_data16">: Ditto.
21891 <attr "prefix_extra">: Ditto.
21892 <attr "length_immediate">: Ditto.
21893 <attr "prefix">: Ditto.
21894 (vec_set<mode>_0) <attr "isa">: Ditto.
21895 <attr "prefix_extra">: Ditto.
21896 <attr "length_immediate">: Ditto.
21897 <attr "prefix">: Ditto.
21898 (*vec_interleave_highv2df) <attr "prefix_data16">: Ditto.
21899 (*vec_interleave_lowv2df) <attr "prefix_data16">: Ditto.
21900 (sse2_storelpd) <attr "prefix_data16">: Ditto.
21901 (sse2_loadhpd) <attr "prefix_data16">: Ditto.
21902 (sse2_loadlpd) <attr "prefix_data16">: Ditto.
21903 <attr "length_immediate">: Ditto.
21904 <attr "prefix">: Ditto.
21905 (sse2_movsd) <attr "length_immediate">: Ditto.
21906 <attr "prefix">: Ditto.
21907 (vec_concatv2df) <attr "isa">: Ditto.
21908 <attr "prefix">: Ditto.
21909 (*vec_extractv4si) <attr "prefix_extra">: Ditto.
21910 (*vec_extractv2di_1) <attr "isa">: Ditto.
21911 <attr "type">: Ditto.
21912 <attr "length_immediate">: Ditto.
21913 <attr "prefix_rex">: Ditto.
21914 <attr "prefix_extra">: Ditto.
21915 (*vec_concatv2si_sse4_1) <attr "type">: Ditto.
21916 <attr "prefix_extra">: Ditto.
21917 <attr "length_immediate">: Ditto.
21918 (vec_concatv2di) <attr "isa">: Ditto.
21919 <attr "prefix_extra">: Ditto.
21920 <attr "length_immediate">: Ditto.
21921 <attr "prefix">: Ditto.
21923 2016-05-26 Martin Liska <mliska@suse.cz>
21925 * tree-ssa-loop-ivopts.c (comp_cost::infinite_cost_p): New
21927 (operator+): Likewise.
21928 (operator-): Likewise.
21929 (comp_cost::operator+=): Likewise.
21930 (comp_cost::operator-=): Likewise.
21931 (comp_cost::operator/=): Likewise.
21932 (comp_cost::operator*=): Likewise.
21933 (operator<): Likewise.
21934 (operator==): Likewise.
21935 (operator<=): Likewise.
21936 (new_cost): Remove.
21937 (infinite_cost_p): Likewise.
21938 (add_costs): Likewise.
21939 (sub_costs): Likewise.
21940 (compare_costs): Likewise.
21941 (set_group_iv_cost): Use the newly introduced functions.
21942 (get_address_cost): Likewise.
21943 (get_shiftadd_cost): Likewise.
21944 (force_expr_to_var_cost): Likewise.
21945 (split_address_cost): Likewise.
21946 (ptr_difference_cost): Likewise.
21947 (difference_cost): Likewise.
21948 (get_computation_cost_at): Likewise.
21949 (determine_group_iv_cost_generic): Likewise.
21950 (determine_group_iv_cost_address): Likewise.
21951 (determine_group_iv_cost_cond): Likewise.
21952 (autoinc_possible_for_pair): Likewise.
21953 (determine_group_iv_costs): Likewise.
21954 (cheaper_cost_pair): Likewise.
21955 (iv_ca_recount_cost): Likewise.
21956 (iv_ca_set_no_cp): Likewise.
21957 (iv_ca_set_cp): Likewise.
21958 (iv_ca_cost): Likewise.
21959 (iv_ca_new): Likewise.
21960 (iv_ca_dump): Likewise.
21961 (iv_ca_narrow): Likewise.
21962 (iv_ca_prune): Likewise.
21963 (iv_ca_replace): Likewise.
21964 (try_add_cand_for): Likewise.
21965 (try_improve_iv_set): Likewise.
21966 (find_optimal_iv_set): Likewise.
21968 2016-05-26 Richard Sandiford <richard.sandiford@arm.com>
21970 * tree-ssa-loop-ivopts.c (loop_body_includes_call): Don't assume
21971 that internal functions will clobber all caller-saved registers.
21973 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
21975 * config/aarch64/aarch64.c (aarch64_case_values_threshold):
21976 Return a better case_values_threshold when optimizing.
21978 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
21980 * config/aarch64/aarch64-simd.md (aarch64_combinez):
21981 Add ? to integer variant.
21982 (aarch64_combinez_be): Likewise.
21984 2016-05-26 Jakub Jelinek <jakub@redhat.com>
21986 * config/i386/sse.md (*vcvtps2ph_store<mask_name>): Use v constraint
21987 instead of x constraint.
21988 (vcvtps2ph256<mask_name>): Likewise.
21990 * config/i386/sse.md (*ssse3_palignr<mode>_perm): Add avx512bw
21991 alternative. Formatting fix.
21993 * config/i386/sse.md
21994 (<mask_codefor>avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Rename
21996 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>): ... this.
21997 (*avx_vperm_broadcast_v4sf): Use v constraint instead of x. Use
21998 maybe_evex prefix instead of vex.
21999 (*avx_vperm_broadcast_<mode>): Use v constraint instead of x. Handle
22000 EXT_REX_SSE_REG_P (op0) case in the splitter.
22002 2016-05-25 Jeff Law <law@redhat.com>
22004 PR tree-optimization/71272
22005 * tree-ssa-threadbackward.c (convert_and_register_jump_thread_path):
22006 Update comments. Add test for empty path.
22008 2016-05-25 Bill Seurer <seurer@linux.vnet.ibm.com>
22010 * config/rs6000/altivec.h (vec_cmpne): Add #define for vec_cmpne.
22011 * config/rs6000/rs6000-builtin.def (vec_cmpne): Add vec_cmpne as a
22012 special case builtin.
22013 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
22014 code for ALTIVEC_BUILTIN_VEC_CMPNE.
22015 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
22016 for __builtin_vec_cmpne.
22018 2016-05-25 Eric Botcazou <ebotcazou@adacore.com>
22020 * tree-ssa-phiopt.c (factor_out_conditional_conversion): Remove
22021 redundant test and bail out if the type of the new operand is not
22022 a GIMPLE register type after stripping a VIEW_CONVERT_EXPR.
22024 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
22026 * config/i386/i386.opt (ix86_target_flags_explicit): Remove.
22027 (x_ix86_target_flags_explicit): Remove.
22028 * config/i386/i386.c (ix86_function_specific_save): Do not copy
22029 x_ix86_target_flags_explicit.
22030 (ix86_function_specific_restore): Ditto.
22032 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
22033 H.J. Lu <hongjiu.lu@intel.com>
22036 * common/config/i386/i386-common.c
22037 (OPTION_MASK_ISA_GENERAL_REGS_ONLY_UNSET): New.
22038 (ix86_handle_option) <case OPT_mgeneral_regs_only>: Disable
22039 MPX, MMX, SSE and x87 instructions for -mgeneral-regs-only.
22040 * config/i386/i386.opt (ix86_target_flags): Add new Variable.
22041 (-mgeneral-regs-only): Add new option.
22042 * config/i386/i386.c (ix86_option_override_internal): Don't enable
22043 x87 instructions if only general registers are allowed.
22044 (ix86_target_string): Add ix86_flags argument. Handle additional
22045 flags options through ix86_flags argument. Update all callers.
22046 * doc/invoke.texi (x86 Options): Document -mgeneral-regs-only.
22048 2016-05-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22050 PR rtl-optimization/66940
22051 * ifcvt.c (noce_get_alt_condition): Check that incrementing or
22052 decrementing desired_val will not overflow before performing these
22055 2016-05-25 Ilya Verbin <ilya.verbin@intel.com>
22057 * config/i386/i386-builtin-types.def: Add V16SI_FTYPE_V16SF,
22058 V8DF_FTYPE_V8DF_ROUND, V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND.
22059 * config/i386/i386.c (enum ix86_builtins): Add
22060 IX86_BUILTIN_CVTPS2DQ512_MASK, IX86_BUILTIN_FLOORPS512,
22061 IX86_BUILTIN_FLOORPD512, IX86_BUILTIN_CEILPS512, IX86_BUILTIN_CEILPD512,
22062 IX86_BUILTIN_TRUNCPS512, IX86_BUILTIN_TRUNCPD512,
22063 IX86_BUILTIN_CVTPS2DQ512, IX86_BUILTIN_VEC_PACK_SFIX512,
22064 IX86_BUILTIN_FLOORPS_SFIX512, IX86_BUILTIN_CEILPS_SFIX512,
22065 IX86_BUILTIN_ROUNDPS_AZ_SFIX512.
22066 (builtin_description bdesc_args): Add __builtin_ia32_floorps512,
22067 __builtin_ia32_ceilps512, __builtin_ia32_truncps512,
22068 __builtin_ia32_floorpd512, __builtin_ia32_ceilpd512,
22069 __builtin_ia32_truncpd512, __builtin_ia32_cvtps2dq512,
22070 __builtin_ia32_vec_pack_sfix512, __builtin_ia32_roundps_az_sfix512,
22071 __builtin_ia32_floorps_sfix512, __builtin_ia32_ceilps_sfix512.
22072 Change IX86_BUILTIN_CVTPS2DQ512 to IX86_BUILTIN_CVTPS2DQ512_MASK for
22073 __builtin_ia32_cvtps2dq512_mask.
22074 (ix86_expand_args_builtin): Handle V8DF_FTYPE_V8DF_ROUND,
22075 V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF.
22076 (ix86_builtin_vectorized_function): Handle builtins mentioned above.
22077 * config/i386/sse.md
22078 (<mask_codefor>avx512f_fix_notruncv16sfv16si<mask_name><round_name>):
22080 (avx512f_fix_notruncv16sfv16si<mask_name><round_name>): ... this.
22081 (<mask_codefor>avx512f_cvtpd2dq512<mask_name><round_name>): Rename
22083 (avx512f_cvtpd2dq512<mask_name><round_name>): ... this.
22084 (avx512f_vec_pack_sfix_v8df): New define_expand.
22085 (avx512f_roundpd512): Rename to ...
22086 (avx512f_round<castmode>512): ... this. Change iterator.
22087 (avx512f_roundps512_sfix): New define_expand.
22088 (round<mode>2_sfix): Change iterator.
22090 2016-05-25 Nick Clifton <nickc@redhat.com>
22092 * config/msp430/msp430.c (msp430_attr): Produce an error if a
22093 static interrupt handler is detected.
22094 * config/msp430/msp430.h (LIB_SPEC): Do not use msp430.ld as the
22095 default linker script.
22096 * config/msp430/msp430.md (movpsihi2_lo): New pattern for loading
22097 the low part of a symbolic pointer.
22099 2016-05-25 Richard Biener <rguenther@suse.de>
22101 PR tree-optimization/71261
22102 * tree-if-conv.c (ifcvt_split_def_stmt): Walk uses on the
22103 interesting stmt instead of immediate uses when looking
22104 for the use operand to replace.
22106 2016-05-25 Martin Liska <mliska@suse.cz>
22108 * ipa-inline.c (edge_badness): Use 'w/' instead of 'w'.
22110 2016-05-25 Richard Biener <rguenther@suse.de>
22112 PR tree-optimization/71264
22113 * tree-vect-stmts.c (vect_init_vector): Properly deal with
22116 2016-05-25 Martin Liska <mliska@suse.cz>
22118 PR tree-optimization/71239
22119 * tree.c (array_at_struct_end_p): Do not call operand_equal_p
22120 if DECL_SIZE is NULL.
22122 2016-05-25 Richard Biener <rguenther@suse.de>
22124 * timevar.def (TV_TREE_LOOP_IFCVT): Add.
22125 * tree-if-conv.c (pass_data_if_conversion): Use it.
22127 2016-05-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
22129 * cgraph.c (cgraph_node::get_availability): Fix typo in comment.
22130 * symtab.c (symtab_node::binds_to_current_def_p): Likewise.
22131 * varpool.c (varpool_node::get_availability): Likewise.
22133 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
22135 * config/rs6000/altivec.md (VNEG iterator): New iterator for
22136 VNEGW/VNEGD instructions.
22137 (p9_neg<mode>2): New insns for ISA 3.0 VNEGW/VNEGD.
22138 (neg<mode>2): Add expander for V2DImode added in ISA 2.07, and
22139 support for ISA 3.0 VNEGW/VNEGD instructions.
22141 2016-05-24 Cesar Philippidis <cesar@codesourcery.com>
22143 * gimplify.c (omp_notice_variable): Use zero-length arrays for data
22144 pointers inside OACC_DATA regions.
22145 (gimplify_scan_omp_clauses): Prune firstprivate clause associated
22146 with OACC_DATA, OACC_ENTER_DATA and OACC_EXIT data regions.
22147 (gimplify_adjust_omp_clauses): Fix typo in comment.
22149 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
22151 * config/rs6000/altivec.md (VParity): New mode iterator for vector
22152 parity built-in functions.
22153 (p9v_ctz<mode>2): Add support for ISA 3.0 vector count trailing
22155 (p9v_parity<mode>2): Likewise.
22156 * config/rs6000/vector.md (VEC_IP): New mode iterator for vector
22158 (ctz<mode>2): ISA 3.0 expander for vector count trailing zeros.
22159 (parity<mode>2): ISA 3.0 expander for vector parity.
22160 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_1): New macros for
22162 (BU_P9_64BIT_MISC_0): Likewise.
22163 (BU_P9_MISC_0): Likewise.
22164 (BU_P9V_AV_1): Likewise.
22165 (BU_P9V_AV_2): Likewise.
22166 (BU_P9V_AV_3): Likewise.
22167 (BU_P9V_AV_P): Likewise.
22168 (BU_P9V_VSX_1): Likewise.
22169 (BU_P9V_OVERLOAD_1): Likewise.
22170 (BU_P9V_OVERLOAD_2): Likewise.
22171 (BU_P9V_OVERLOAD_3): Likewise.
22172 (VCTZB): Add vector count trailing zeros support.
22176 (VPRTYBD): Add vector parity support.
22177 (VPRTYBQ): Likewise.
22178 (VPRTYBW): Likewise.
22179 (VCTZ): Add overloaded vector count trailing zeros support.
22180 (VPRTYB): Add overloaded vector parity support.
22181 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
22182 overloaded vector count trailing zeros and parity instructions.
22183 * config/rs6000/rs6000.md (wd mode attribute): Add V1TI and TI for
22184 vector parity support.
22185 * config/rs6000/altivec.h (vec_vctz): Add ISA 3.0 vector count
22186 trailing zeros support.
22187 (vec_cntlz): Likewise.
22188 (vec_vctzb): Likewise.
22189 (vec_vctzd): Likewise.
22190 (vec_vctzh): Likewise.
22191 (vec_vctzw): Likewise.
22192 (vec_vprtyb): Add ISA 3.0 vector parity support.
22193 (vec_vprtybd): Likewise.
22194 (vec_vprtybw): Likewise.
22195 (vec_vprtybq): Likewise.
22196 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
22197 the ISA 3.0 vector count trailing zeros and vector parity built-in
22200 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
22202 * tree-ssa-reassoc.c (sort_by_operand_rank): Skip checking gimple_bb
22203 when there is stmt_to_insert.
22205 2016-05-24 Martin Sebor <msebor@redhat.com>
22208 * tree.h (complete_or_array_type_p): New inline function.
22210 2016-05-24 Jakub Jelinek <jakub@redhat.com>
22212 * config/i386/i386.h (TARGET_AVOID_4BYTE_PREFIXES): Define.
22213 * config/i386/constraints.md (Yr): Test TARGET_AVOID_4BYTE_PREFIXES
22214 rather than X86_TUNE_AVOID_4BYTE_PREFIXES.
22216 * config/i386/sse.md (<sse4_1>_round<ssemodesuffix><avxsizesuffix>):
22217 Limit 1st alternative to noavx isa, split 2nd alternative into one
22218 noavx and one avx alternative, use *x and Bm in the former and
22219 x and m in the latter.
22221 * config/i386/sse.md (vec_set<mode>_0): Use sse4_noavx isa instead
22222 of sse4 for the first alternative, drop %v from the template
22223 and d operand modifier. Split second alternative into one sse4_noavx
22224 and one avx alternative, use *x instead of *v in the former and v
22225 instead of *v in the latter.
22226 (*sse4_1_extractps): Use noavx isa instead of * for the first
22227 alternative, drop %v from the template. Split second alternative into
22228 one noavx and one avx alternative, use *x instead of *v in the
22229 former and v instead of *v in the latter.
22230 (<vi8_sse4_1_avx2_avx512>_movntdqa): Guard the first 2 alternatives
22231 with noavx and the last one with avx.
22232 (sse4_1_phminposuw): Guard first alternative with noavx isa,
22233 split the second one into one noavx and one avx alternative,
22234 use *x and Bm in the former and x and m in the latter one.
22235 (<sse4_1>_ptest<mode>): Use noavx instead of * for the first two
22238 * config/i386/sse.md (sse4_1_<code>v8qiv8hi2<mask_name>): Limit
22239 first two alternatives to noavx, use *x instead of *v in the second
22240 one, add avx alternative without *.
22241 (sse4_1_<code>v4qiv4si2<mask_name>, sse4_1_<code>v4hiv4si2<mask_name>,
22242 sse4_1_<code>v2qiv2di2<mask_name>, sse4_1_<code>v2hiv2di2<mask_name>,
22243 sse4_1_<code>v2siv2di2<mask_name>): Likewise.
22245 2016-05-24 Jeff Law <law@redhat.com>
22247 * tree-ssa-threadbackwards.c (convert_and_register_jump_thread_path):
22248 New function, extracted from...
22249 (fsm_find_control_statement_thread_paths): Here. Use the new function.
22250 Allow simple copies and constant initializations in the SSA chain.
22252 2016-05-24 Marek Polacek <polacek@redhat.com>
22255 * gimplify.c (gimplify_switch_expr): Look into the innermost lexical
22258 2016-05-24 Jakub Jelinek <jakub@redhat.com>
22261 * tree-vect-stmts.c (vectorizable_simd_clone_call): Handle
22262 SIMD_CLONE_ARG_TYPE_LINEAR_REF_CONSTANT_STEP like
22263 SIMD_CLONE_ARG_TYPE_LINEAR_CONSTANT_STEP. Add
22264 SIMD_CLONE_ARG_TYPE_LINEAR_VAL_CONSTANT_STEP and
22265 SIMD_CLONE_ARG_TYPE_LINEAR_UVAL_CONSTANT_STEP cases explicitly.
22267 2016-05-24 Richard Biener <rguenther@suse.de>
22269 PR tree-optimization/71240
22270 * tree-ssa-math-opts.c (init_symbolic_number): Verify the source
22273 2016-05-24 Richard Biener <rguenther@suse.de>
22275 PR tree-optimization/71230
22276 * tree-ssa-reassoc.c (zero_one_operation): Handle negate special ops.
22278 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
22280 * tree-vectorizer.h (vectorizable_comparison): Delete.
22281 * tree-vect-loop.c (vectorizable_reduction): Remove redundant
22282 PURE_SLP_STMT check.
22283 * tree-vect-stmts.c (vectorizable_call): Likewise.
22284 (vectorizable_simd_clone_call): Likewise.
22285 (vectorizable_conversion): Likewise.
22286 (vectorizable_assignment): Likewise.
22287 (vectorizable_shift): Likewise.
22288 (vectorizable_operation): Likewise.
22289 (vectorizable_load): Likewise.
22290 (vectorizable_condition): Likewise.
22291 (vectorizable_store): Likewise. Assert that we don't have
22293 (vectorizable_comparison): Make static. Remove redundant
22294 PURE_SLP_STMT check.
22295 (vect_transform_stmt): Assert that we always have an slp_node
22298 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22300 * config/arm/neon.md (ashldi3_neon): Replace comparison of INTVAL of
22301 operands[2] against 1 with comparison against CONST1_RTX.
22302 (<shift>di3_neon): Likewise.
22303 * config/arm/predicates.md (const0_operand): Replace with comparison
22304 against CONST0_RTX.
22306 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22308 * config/arm/arm.md (ashldi3): Replace comparison of INTVAL of
22309 operands[2] against 1 with comparison against CONST1_RTX.
22310 (ashrdi3): Likewise.
22311 (lshrdi3): Likewise.
22312 (ashlsi3): Replace cast of INTVAL to unsigned HOST_WIDE_INT with
22314 (ashrsi3): Likewise.
22315 (lshrsi3): Likewise.
22316 (rotrsi3): Likewise.
22317 (define_split above *compareqi_eq0): Likewise.
22318 (define_split above "prologue"): Likewise.
22319 * config/arm/arm.c (thumb1_size_rtx_costs): Likewise.
22320 * config/arm/predicates.md (shift_operator): Likewise.
22321 (shift_nomul_operator): Likewise.
22322 (sat_shift_operator): Likewise.
22323 (thumb1_cmp_operand): Likewise.
22324 (const_neon_scalar_shift_amount_operand): Replace manual range
22325 check with IN_RANGE.
22326 * config/arm/thumb1.md (define_peephole2 above *thumb_subdi3):
22327 Replace cast of INTVAL to unsigned HOST_WIDE_INT with UINTVAL.
22329 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22331 * config/arm/arm.md (andsi3): Replace cast of 1 to HOST_WIDE_INT
22332 with HOST_WIDE_INT_1.
22334 * config/arm/arm.c (optimal_immediate_sequence): Replace cast of
22335 1 to unsigned HOST_WIDE_INT with HOST_WIDE_INT_1U.
22336 (arm_canonicalize_comparison): Likewise.
22337 (thumb1_rtx_costs): Replace cast of 1 to HOST_WIDE_INT with
22339 (thumb1_size_rtx_costs): Likewise.
22340 (vfp_const_double_index): Replace cast of 1 to unsigned
22341 HOST_WIDE_INT with HOST_WIDE_INT_1U.
22342 (get_jump_table_size): Replace cast of 1 to HOST_WIDE_INT with
22344 (arm_asan_shadow_offset): Replace cast of 1 to unsigned
22345 HOST_WIDE_INT with HOST_WIDE_INT_1U.
22346 * config/arm/neon.md (vec_set<mode>): Replace cast of 1 to
22347 HOST_WIDE_INT with HOST_WIDE_INT_1.
22349 2016-05-24 Marek Polacek <polacek@redhat.com>
22351 * tree-cfg.h (should_remove_lhs_p): New predicate.
22352 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Use it.
22353 * gimplify.c (gimplify_modify_expr): Likewise.
22354 * tree-cfg.c (verify_gimple_call): Likewise.
22355 * tree-cfgcleanup.c (fixup_noreturn_call): Likewise.
22356 * gimple-fold.c: Include "tree-cfg.h".
22357 (gimple_fold_call): Use should_remove_lhs_p.
22359 2016-05-24 Richard Biener <rguenther@suse.de>
22361 PR tree-optimization/71253
22362 * cfganal.h (control_dependences): Make robust against edge
22364 (control_dependences::control_dependences): Remove edge_list argument.
22365 (control_dependences::get_edge): Remove.
22366 (control_dependences::get_edge_src): Add.
22367 (control_dependences::get_edge_dest): Likewise.
22368 (control_dependences::m_el): Make a vector of edge src/dest index.
22369 * cfganal.c (control_dependences::find_control_dependence): Adjust.
22370 (control_dependences::control_dependences): Likewise.
22371 (control_dependences::~control_dependence): Likewise.
22372 (control_dependences::get_edge): Remove.
22373 (control_dependences::get_edge_src): Add.
22374 (control_dependences::get_edge_dest): Likewise.
22375 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Use
22377 (perform_tree_ssa_dce): Adjust.
22378 * tree-loop-distribution.c (create_edge_for_control_dependence): Use
22380 (pass_loop_distribution::execute): Adjust. Do loop destroying
22381 conditional on changed.
22383 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22386 * config/arm/arm.c (gen_operands_ldrd_strd): Remove bogus early
22387 return. Reindent transformation comment and mention the ARM state
22390 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
22392 PR middle-end/71252
22393 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Add stmt_to_insert
22394 after build_and_add_sum creates new use stmt.
22396 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
22398 * tree-vect-stmts.c (vectorizable_load): Reorder checks so that
22399 load_lanes/grouped_load classification comes first. Don't check
22400 whether the vectorization factor is a multiple of the group size
22403 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
22405 * tree-vect-data-refs.c (vect_analyze_group_access_1): Set
22406 GROUP_GAP for single-element interleaving.
22407 * tree-vect-stmts.c (vectorizable_load): Remove force_peeling
22410 2016-05-24 Richard Biener <rguenther@suse.de>
22412 PR middle-end/70434
22414 * tree-ssa.c (non_rewritable_mem_ref_base): Make sure to mark
22415 bases which are accessed with non-invariant indices.
22416 * gimple-fold.c (maybe_canonicalize_mem_ref_addr): Re-write
22417 constant index ARRAY_REFs of vectors into BIT_FIELD_REFs.
22419 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
22421 PR middle-end/71170
22422 * tree-ssa-reassoc.c (struct operand_entry): Add field stmt_to_insert.
22423 (add_to_ops_vec): Add stmt_to_insert.
22424 (add_repeat_to_ops_vec): Init stmt_to_insert.
22425 (insert_stmt_before_use): New.
22426 (transform_add_to_multiply): Remove mult_stmt insertion and add it
22428 (get_ops): Init stmt_to_insert.
22429 (maybe_optimize_range_tests): Likewise.
22430 (rewrite_expr_tree): Insert stmt_to_insert before use stmt.
22431 (rewrite_expr_tree_parallel): Likewise.
22432 (reassociate_bb): Likewise.
22434 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
22437 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal): Drop
22438 ISA 3.0 xxperm fusion alternative.
22439 (altivec_vperm_v8hiv16qi): Likewise.
22440 (altivec_vperm_<mode>_uns_internal): Likewise.
22441 (vperm_v8hiv4si): Likewise.
22442 (vperm_v16qiv8hi): Likewise.
22444 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
22445 Kelvin Nilsen <kelvin@gcc.gnu.org>
22447 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Generate
22448 vpermr/xxpermr on ISA 3.0.
22449 (altivec_expand_vec_perm_le): Likewise.
22450 * config/rs6000/altivec.md (UNSPEC_VPERMR): New unspec.
22451 (altivec_vpermr_<mode>_internal): Add VPERMR/XXPERMR support for
22454 2016-05-23 Uros Bizjak <ubizjak@gmail.com>
22456 * config/i386/i386.h (IS_STACK_MODE): Enable for
22457 TARGET_MIX_SSE_I387. Rewrite using X87_FLOAT_MODE_P and
22458 SSE_FLOAT_MODE_P macros.
22459 * config/i386/i386.c (ix86_preferred_reload_class): Use
22460 IS_STACK_MODE, INTEGER_CLASS_P, FLOAT_CLASS_P and Q_CLASS_P macros.
22461 Cleanup regclass processing for CONST_DOUBLE_P.
22462 (ix86_preferred_output_reload_class): Use IS_STACK_MODE macro.
22463 (ix86_rtx_costs): Remove redundant TARGET_80387 check
22464 with IS_STACK_MODE macro.
22465 * config/i386/i386.md: Replace SSE_FLOAT_MODE_P (DFmode)
22467 (*movdf_internal): Use IS_STACK_MODE macro.
22468 (*movsf_internal): Ditto.
22470 2016-05-23 Marc Glisse <marc.glisse@inria.fr>
22472 * match.pd (a * (1 << b), ~x & ~y, ~X ^ ~Y, (X ^ Y) ^ Y, ~ (-A),
22473 ~ (A - 1), ~(~X >> Y), ~(~X >>r Y)): Relax constraints.
22475 2016-05-23 Jeff Law <law@redhat.com>
22477 * tree-ssa-threadbackward.c (profitable_jump_thread_path): New function
22479 (fsm_find_control_statement_thread_paths): Call it.
22481 2016-05-23 Martin Jambor <mjambor@suse.cz>
22484 * ipa-cp.c (ipa_get_indirect_edge_target_1): Only check value of
22485 from_global_constant if t is not NULL.
22487 2016-05-23 Marek Polacek <polacek@redhat.com>
22490 * common.opt (Wswitch-unreachable): New option.
22491 * doc/invoke.texi: Document -Wswitch-unreachable.
22492 * gimplify.c (gimplify_switch_expr): Implement the -Wswitch-unreachable
22495 2016-05-23 Bin Cheng <bin.cheng@arm.com>
22497 * tree-ssa-address.c (copy_ref_info): Check NULL TMR_STEP when
22498 TMR_INDEX is non-NULL.
22500 2016-05-23 Richard Biener <rguenther@suse.de>
22502 PR tree-optimization/71230
22503 * tree-ssa-reassoc.c (acceptable_pow_call): Move initial condition...
22504 (try_special_add_to_ops): ... here. Always test for single-use.
22506 2016-05-23 Martin Jambor <mjambor@suse.cz>
22508 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Create an empty
22509 default block if a PHI node in the original one would be resized.
22511 2016-05-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
22513 PR tree-optimization/58135
22514 * tree-vect-slp.c: When group size is not multiple
22515 of vector size, allow splitting of store group at
22518 2016-05-23 Christophe Lyon <christophe.lyon@linaro.org>
22520 * config/arm/arm_neon.h (vtst_p16, vtstq_p16): New.
22522 2016-05-22 Jakub Jelinek <jakub@redhat.com>
22524 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
22525 vec_set_hi_<mode><mask_name>): Add && <mask_avx512dq_condition>
22526 condition. For !TARGET_AVX512DQ, emit 32x4 instruction instead
22529 * config/i386/sse.md (vec_set_lo_v16hi, vec_set_hi_v16hi,
22530 vec_set_lo_v32qi, vec_set_hi_v32qi): Add alternative with
22531 v constraint instead of x and vinserti32x4 insn.
22533 * config/i386/sse.md (i128vldq): New mode iterator.
22534 (avx2_vbroadcasti128_<mode>, avx_vbroadcastf128_<mode>): Add
22535 avx512dq and avx512vl alternatives.
22537 * config/i386/sse.md (avx2_vec_dupv4df): Use v instead of x
22538 constraint, use maybe_evex prefix instead of vex.
22539 (vec_dupv4sf): Use v constraint instead of x for output
22540 operand except for noavx alternative, use Yv constraint
22541 instead of x for input. Use maybe_evex prefix instead of vex.
22542 (*vec_dupv4si): Likewise.
22543 (*vec_dupv2di): Likewise.
22545 2016-05-22 Kugan Vivekanandarajah <kuganv@linaro.org>
22547 PR middle-end/40921
22548 * tree-ssa-reassoc.c (try_special_add_to_ops): New.
22549 (linearize_expr_tree): Call try_special_add_to_ops.
22550 (reassociate_bb): Convert MULT_EXPR by (-1) to NEGATE_EXPR.
22552 2016-05-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
22554 * config/avr/avr.c (avr_expand_prologue): Add INCOMING_FRAME_SP_OFFSET
22555 to computed stack_usage.
22557 2016-05-21 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
22560 * config/avr/avr.md (define_expand "mov<mode>"): If the source
22561 operand is subreg (symbol_ref) then move the symbol ref to register.
22563 2016-05-21 Jan Hubicka <hubicka@ucw.cz>
22565 * tree.c (array_at_struct_end_p): Look through MEM_REF.
22567 2016-05-21 Kugan Vivekanandarajah <kuganv@linaro.org>
22569 PR middle-end/71179
22570 * tree-ssa-reassoc.c (transform_add_to_multiply): Disallow float
22573 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
22575 * tree-vrp.c (compare_values_warnv): Simplify handling of symbolic
22576 ranges by calling get_single_symbol and tidy up. Look more closely
22577 into NAME + CST1 vs CST2 comparisons if type overflow is undefined.
22579 2016-05-20 Jeff Law <law@redhat.com>
22581 * bitmap.c (bitmap_find_bit): Remove useless test.
22583 2016-05-20 Segher Boessenkool <segher@kernel.crashing.org>
22585 * function.c (thread_prologue_and_epilogue_insns): Commit the
22586 insertion of the epilogue.
22588 2016-05-20 Martin Jambor <mjambor@suse.cz>
22590 PR tree-optimization/70884
22591 * tree-sra.c (initialize_constant_pool_replacements): Do not check
22592 should_scalarize_away_bitmap and cannot_scalarize_away_bitmap bits.
22593 (sort_and_splice_var_accesses): Do not consider multiple scalar reads
22594 of constant pool data as a reason for scalarization.
22596 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
22598 * config/arm/arm.c (arm_expand_prologue): Set the stack usage to 0
22599 for naked functions.
22600 (thumb1_expand_prologue): Likewise.
22602 2016-05-20 Nathan Sidwell <nathan@acm.org>
22604 * config/nvptx/nptx.c (nvptx_option_override): Only set
22605 flag_toplevel_reorder, if not explicitly specified. Set
22606 flag_no_common, unless explicitly specified.
22608 2016-05-20 David Malcolm <dmalcolm@redhat.com>
22610 * calls.c (can_implement_as_sibling_call_p): Mark param
22611 reg_parm_stack_space with ATTRIBUTE_UNUSED.
22613 2016-05-20 Uros Bizjak <ubizjak@gmail.com>
22615 * config/i386/i386.c (ix86_rtx_costs) <case CONST_DOUBLE>:
22616 Use IS_STACK_MODE when calculating cost of standard 80387 constants.
22617 Fallthru to CONST_VECTOR case to calculate cost of standard SSE
22619 <case CONST_WIDE_INT>: Calculate cost of (MEM (SYMBOL_REF)).
22620 (ix86_legitimate_constant_p): Use CASE_CONST_SCALAR_INT
22621 and CASE_CONST_ANY.
22623 2016-05-20 Cesar Philippidis <cesar@codesourcery.com>
22625 * config/nvptx/nvptx.md (sincossf3): New pattern.
22627 2016-05-20 David Malcolm <dmalcolm@redhat.com>
22629 * calls.c (maybe_complain_about_tail_call): New function.
22630 (initialize_argument_information): Call
22631 maybe_complain_about_tail_call when clearing *may_tailcall.
22632 (can_implement_as_sibling_call_p): Call
22633 maybe_complain_about_tail_call when returning false.
22634 (expand_call): Read CALL_EXPR_MUST_TAIL_CALL and, if set,
22635 ensure try_tail_call is set. Call maybe_complain_about_tail_call
22636 if tail-call optimization fails.
22637 * cfgexpand.c (expand_call_stmt): Initialize
22638 CALL_EXPR_MUST_TAIL_CALL from gimple_call_must_tail_p.
22639 * gimple-pretty-print.c (dump_gimple_call): Dump
22640 gimple_call_must_tail_p.
22641 * gimple.c (gimple_build_call_from_tree): Call
22642 gimple_call_set_must_tail with the value of
22643 CALL_EXPR_MUST_TAIL_CALL.
22644 * gimple.h (enum gf_mask): Add GF_CALL_MUST_TAIL_CALL.
22645 (gimple_call_set_must_tail): New function.
22646 (gimple_call_must_tail_p): New function.
22647 * print-tree.c (print_node): Update printing of TREE_STATIC
22648 to reflect its use for CALL_EXPR_MUST_TAIL_CALL.
22649 * tree-core.h (struct tree_base): Add MUST_TAIL_CALL to the
22650 trailing comment listing applicable flags.
22651 * tree.h (CALL_EXPR_MUST_TAIL_CALL): New macro.
22653 2016-05-20 David Malcolm <dmalcolm@redhat.com>
22655 * calls.c (expand_call): Move "Rest of purposes for tail call
22656 optimizations to fail" to...
22657 (can_implement_as_sibling_call_p): ...this new function, and
22658 split into multiple "if" statements.
22660 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
22662 * cfgloop.h (expected_loop_iterations_unbounded,
22663 expected_loop_iterations): Unconstify.
22664 * cfgloopanal.c (expected_loop_iterations_unbounded): Sanity check the
22665 profile with known upper bound; return 3 when profile is absent.
22666 (expected_loop_iterations): Update.
22668 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
22670 * loop-doloop.c (doloop_optimize): Use get_estimated_loop_iterations_int
22671 and get_max_loop_iterations_int.
22673 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
22675 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can not produce
22676 realistic upper bounds here.
22678 2016-05-20 Jakub Jelinek <jakub@redhat.com>
22681 * gimple-fold.c (gimple_fold_call): Do not remove lhs of noreturn
22682 calls if the LHS is variable length or has addressable type.
22683 If targets[0]->decl is a noreturn call with void return type and
22684 zero arguments, adjust fntype and remove lhs in that case.
22686 2016-05-20 Marc Glisse <marc.glisse@inria.fr>
22688 PR tree-optimization/71079
22689 PR tree-optimization/71206
22690 * match.pd ((X ^ Y) ^ (X ^ Z)): Convert the arguments.
22692 2016-05-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
22694 * tree-vectorizer.c (get_vec_alignment_for_decl): New static function.
22695 (get_vec_alignment_for_array_decl): Likewise.
22696 (get_vec_alignment_for_record_decl): Likewise.
22697 (increase_alignment::execute): Move code to find alignment to
22698 get_vec_alignment_for_array_decl and call get_vec_alignment_for_decl.
22699 (type_align_map): New hash_map.
22701 2016-05-20 Richard Guenther <rguenther@suse.de>
22703 PR tree-optimization/29756
22704 * tree.def (BIT_INSERT_EXPR): New tcc_expression tree code.
22705 * expr.c (expand_expr_real_2): Handle BIT_INSERT_EXPR.
22706 * fold-const.c (operand_equal_p): Likewise.
22707 (fold_ternary_loc): Add constant folding of BIT_INSERT_EXPR.
22708 * gimplify.c (gimplify_expr): Handle BIT_INSERT_EXPR.
22709 * tree-inline.c (estimate_operator_cost): Likewise.
22710 * tree-pretty-print.c (dump_generic_node): Likewise.
22711 * tree-ssa-operands.c (get_expr_operands): Likewise.
22712 * cfgexpand.c (expand_debug_expr): Likewise.
22713 * gimple-pretty-print.c (dump_ternary_rhs): Likewise.
22714 * gimple.c (get_gimple_rhs_num_ops): Handle BIT_INSERT_EXPR.
22715 * tree-cfg.c (verify_gimple_assign_ternary): Verify BIT_INSERT_EXPR.
22716 * tree-ssa.c (non_rewritable_lvalue_p): We can rewrite
22717 vector inserts using BIT_FIELD_REF or MEM_REF on the lhs.
22718 (execute_update_addresses_taken): Do it.
22720 2016-05-20 Richard Biener <rguenther@suse.de>
22722 PR tree-optimization/71185
22723 * tree-ssa-loop-prefetch.c (gather_memory_references): Drop
22724 register operations.
22726 2016-05-20 Richard Biener <rguenther@suse.de>
22728 * tree-if-conv.c (add_bb_predicate_gimplified_stmts): Use
22729 gimple_seq_add_seq_without_update.
22730 (release_bb_predicate): Assert we have no operands to free.
22731 (if_convertible_loop_p_1): Calculate post dominators later.
22732 Do not free BB predicates here.
22733 (combine_blocks): Do not recompute BB predicates.
22734 (version_loop_for_if_conversion): Save BB predicates around
22737 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
22739 * function.c (make_epilogue_seq): Remove epilogue_end parameter.
22740 (thread_prologue_and_epilogue_insns): Remove bb_flags. Restructure
22741 code. Ignore sibcalls on EDGE_IGNORE edges.
22742 * shrink-wrap.c (handle_simple_exit): New function. Set EDGE_IGNORE
22743 on edges for sibcalls that run without prologue. The rest of the
22744 function is combined from...
22745 (fix_fake_fallthrough_edge): ... this, and ...
22746 (try_shrink_wrapping): ... a part of this. Remove the bb_with
22747 function argument, make it a local variable.
22749 2016-05-19 Sandra Loosemore <sandra@codesourcery.com>
22751 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Allow
22752 --disable-sjlj-exceptions for TARGET_BI_ARCH to select DWARF-2 EH
22753 for 32-bit mode and SEH for 64-bit.
22754 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): Handle
22755 TARGET_64BIT_DEFAULT.
22757 2016-05-19 Ryan Burn <contact@rnburn.com>
22759 * Makefile.in (GTFILES): Add cilk.h and cilk-common.c.
22760 * gengtype.c (open_base_files): Add cilk.h to ifiles.
22762 2016-05-19 Uros Bizjak <ubizjak@gmail.com>
22764 * sched-deps.c (sched_analyze_2) <case TRAP_IF>: Also
22765 force pending loads from memory.
22767 2016-05-19 Kelvin Nilsen <kelvin@gcc.gnu.org>
22769 * config/rs6000/altivec.md (UNSPEC_DARN): New unspec constant.
22770 (UNSPEC_DARN_32): New unspec constant.
22771 (UNSPEC_DARN_RAW): New unspec constant.
22772 (darn_32): New instruction.
22773 (darn_raw): New instruction.
22774 (darn): New instruction.
22775 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_0): Add
22776 support and documentation for this macro.
22777 (BU_P9_MISC_1): New macro definition.
22778 (BU_P9_64BIT_MISC_0): New macro definition.
22779 (BU_P9_MISC_0): New macro definition.
22780 (darn_32): New builtin definition.
22781 (darn_raw): New builtin definition.
22782 (darn): New builtin definition.
22783 * config/rs6000/rs6000.c: Add #define RS6000_BUILTIN_0 and #undef
22784 RS6000_BUILTIN_0 directives to surround each occurrence of
22785 #include "rs6000-builtin.def".
22786 (rs6000_builtin_mask_calculate): Add in the RS6000_BTM_MODULO and
22787 RS6000_BTM_64BIT flags to the returned mask, depending on
22789 (def_builtin): Correct an error in the assignments made to the
22790 debugging variable attr_string.
22791 (rs6000_expand_builtin): Add support for no-operand built-in
22793 (builtin_function_type): Remove fatal_error assertion that is no
22795 (rs6000_common_init_builtins): Add support for no-operand built-in
22797 * config/rs6000/rs6000.h (RS6000_BTM_MODULO): New macro
22799 (RS6000_BTM_PURE): Enhance comment to clarify intent of this flag
22801 (RS6000_BTM_64BIT): New macro definition.
22802 * doc/extend.texi: Document __builtin_darn (void),
22803 __builtin_darn_raw (void), and __builtin_darn_32 (void) built-in
22806 2016-05-19 Jan Hubicka <hubicka@ucw.cz>
22808 * tree-vect-loop.c (vect_analyze_loop_2): Use also
22809 max_loop_iterations_int.
22811 2016-05-19 Marek Polacek <polacek@redhat.com>
22813 PR tree-optimization/71031
22814 * tree-vrp.c (extract_range_from_binary_expr_1): Turn assert into a
22815 condition and adjust the code a bit.
22817 2016-05-19 Martin Liska <mliska@suse.cz>
22819 * tree-vect-stmts.c (vectorizable_simd_clone_call): Utilize
22820 auto_vec instead of vec.
22822 2016-05-19 Martin Liska <mliska@suse.cz>
22824 * tree-parloops.c (oacc_entry_exit_ok): Release a vector.
22826 2016-05-19 Martin Liska <mliska@suse.cz>
22828 * tree-if-conv.c (ifcvt_repair_bool_pattern): Utilize auto_vecs.
22830 2016-05-19 Martin Liska <mliska@suse.cz>
22832 * ipa-pure-const.c (set_function_state): Remove an existing
22834 (remove_node_data): Do not free it as it's released
22835 in set_function_state.
22837 2016-05-19 Martin Liska <mliska@suse.cz>
22839 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Release
22842 2016-05-19 Martin Liska <mliska@suse.cz>
22844 * omp-simd-clone.c (simd_clone_adjust): Release vector.
22846 2016-05-19 Martin Liska <mliska@suse.cz>
22848 * tree-ssa-reassoc.c (eliminate_duplicate_pair): Truncate
22849 an auto_vec instead of re-creating it.
22851 2016-05-19 Martin Liska <mliska@suse.cz>
22853 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Use
22854 auto_vec instead of vec.
22856 2016-05-19 Martin Liska <mliska@suse.cz>
22858 * lto-section-in.c (lto_get_section_data): Call
22859 lto_check_version with additional argument.
22860 * lto-streamer.c (lto_check_version): Add new argument.
22861 * lto-streamer.h (lto_check_version): Likewise.
22863 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22865 * config/arm/arm.c (arm_new_rtx_costs, SIGN_EXTEND case):
22866 Don't add cost of inner memory when handling sign-extended loads.
22868 2016-05-19 Ilya Enkovich <ilya.enkovich@intel.com>
22870 PR rtl-optimization/71148
22871 * cse.c (cse_main): Free dominance info.
22872 (rest_of_handle_cse): Don't free dominance info.
22873 (rest_of_handle_cse2): Likewise.
22874 (rest_of_handle_cse_after_global_opts): Likewise.
22876 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22879 * config/arm/arm-builtins.c (arm_builtin_vectorized_function): Return
22880 NULL_TREE early if NEON is not available. Remove now redundant check
22881 in ARM_CHECK_BUILTIN_MODE.
22883 2016-05-19 Maxim Ostapenko <m.ostapenko@samsung.com>
22886 * cppbuiltin.c (define_builtin_macros_for_compilation_flags): Add new
22887 builtin __SANITIZE_THREAD__ macros for fsanitize=thread switch.
22888 * doc/cpp.texi: Document new macros.
22890 2016-05-19 Bin Cheng <bin.cheng@arm.com>
22892 PR tree-optimization/69848
22893 * tree-vect-loop.c (vectorizable_reduction): Don't factor
22894 comparison expr out of VEC_COND_EXPR for COND_REDUCTION.
22896 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
22898 * function.c (thread_prologue_and_epilogue_insn): Move the
22899 "goto epilogue_done" one block later.
22901 2016-05-19 Richard Biener <rguenther@suse.de>
22903 PR tree-optimization/70729
22904 * passes.def: Move LIM pass before PRE. Remove no longer
22905 required copyprop and move first DCE out of the loop pipeline.
22907 2016-05-18 David Malcolm <dmalcolm@redhat.com>
22910 * Makefile.in (GCC_OBJS): Move spellcheck.o to...
22911 (OBJS-libcommon-target): ...here.
22912 * opts-common.c: Include spellcheck.h.
22913 (cmdline_handle_error): Build a vec of valid options and use it
22914 to suggest provide hints for misspelled arguments.
22916 2016-05-18 Jakub Jelinek <jakub@redhat.com>
22919 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Don't drop
22920 lhs if it has TREE_ADDRESSABLE type.
22922 2016-05-18 Uros Bizjak <ubizjak@gmail.com>
22925 * config/alpha/alpha.md (trap): Add (use (reg:DI 29)).
22926 (*exception_receiver_1): Return "#" for TARGET_EXPLICIT_RELOCS.
22928 2016-05-18 Martin Jambor <mjambor@suse.cz>
22931 * ipa-cp.c (ipa_get_jf_pass_through_result): Allow non-ip constant
22932 input for NOP_EXPR pass-through functions.
22933 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Allow
22934 aggregate global constant VAR_DECLs in constant jump functions.
22936 2016-05-18 Martin Jambor <mjambor@suse.cz>
22939 * ipa-prop.c (parm_preserved_before_stmt_p): Return true for loads
22940 from TREE_READONLY parameters.
22942 2016-05-18 Martin Jambor <mjambor@suse.cz>
22945 * cgraph.h (cgraph_indirect_call_info): New field
22946 guaranteed_unmodified.
22947 * ipa-cp.c (ipa_get_indirect_edge_target_1): Also pass parameter value
22948 to ipa_find_agg_cst_for_param, check guaranteed_unmodified when
22950 * ipa-inline-analysis.c (evaluate_conditions_for_known_args): Also
22951 pass the parameter value to ipa_find_agg_cst_for_param.
22952 * ipa-prop.c (ipa_load_from_parm_agg): New parameter
22953 guaranteed_unmodified, store AA results there instead of bailing out
22955 (ipa_note_param_call): Also initialize guaranteed_unmodified flag.
22956 (ipa_analyze_indirect_call_uses): Also set guaranteed_unmodified flag.
22957 (find_constructor_constant_at_offset): New function.
22958 (ipa_find_agg_cst_from_init): Likewise.
22959 (ipa_find_agg_cst_for_param): Also seearch for aggregate values in
22960 static initializers of contants, report back through a new paameter
22961 from_global_constant if that was the case.
22962 (try_make_edge_direct_simple_call): Also pass parameter value to
22963 ipa_find_agg_cst_for_param, check guaranteed_unmodified when
22965 (ipa_write_indirect_edge_info): Stream new flag guaranteed_unmodified.
22966 (ipa_read_indirect_edge_info): Likewise.
22967 * ipa-prop.h (ipa_find_agg_cst_for_param): Update declaration.
22968 (ipa_load_from_parm_agg): Likewise.
22970 2016-05-18 Jiong Wang <jiong.wang@arm.com>
22972 PR rtl-optimization/71150
22973 * lra-constraint (process_addr_reg): Guard "in_class_p" with REG_P
22976 2016-05-18 Michael Meissner <meissner@linux.vnet.ibm.com>
22979 * config/rs6000/constraints.md (wE constraint): New constraint
22980 for a vector constant that can be loaded with XXSPLTIB.
22981 (wM constraint): New constraint for a vector constant of a 1's.
22982 (wS constraint): New constraint for a vector constant that can be
22983 loaded with XXSPLTIB and a vector sign extend instruction.
22984 * config/rs6000/predicates.md (xxspltib_constant_split): New
22985 predicates for wE/wS constraints.
22986 (xxspltib_constant_nosplit): Likewise.
22987 (easy_vector_constant): Add support for constants that can be
22988 loaded via XXSPLTIB.
22989 (all_ones_constant): New predicate for vector constant with all
22991 (splat_input_operand): Add support for ISA 3.0 word splat operations.
22992 * config/rs6000/rs6000.c (xxspltib_constant_p): New function to
22993 return if a constant can be loaded with the ISA 3.0 XXSPLTIB
22994 instruction and possibly with a sign extension.
22995 (output_vec_const_move): Add support for XXSPLTIB. If we are
22996 loading up 0/-1 into Altivec registers, prefer using VSPLTISW
22997 instead of XXLXOR/XXLORC.
22998 (rs6000_expand_vector_init): Add support for ISA 3.0 word splat
23000 (rs6000_legitimize_reload_address): Likewise.
23001 (rs6000_output_move_128bit): Use output_vec_const_move to emit
23003 * config/rs6000/vsx.md (VSX_M): Add TImode (if -mvsx-timode) and
23004 combine VSX_M and VSX_M2 into one iterator.
23005 (VSX_M2): Likewise.
23006 (VSINT_84): New iterators for loading constants with XXSPLTIB.
23007 (VSINT_842): Likewise.
23008 (UNSPEC_VSX_SIGN_EXTEND): New UNSPEC.
23009 (xxspltib_v16qi): New insns to load up constants with the ISA 3.0
23010 XXSPLTIB instruction.
23011 (xxspltib_<mode>_nosplit): Likewise.
23012 (xxspltib_<mode>_split): New insn to load up constants with
23013 XXSPLTIB and a sign extend instruction.
23014 (vsx_mov<mode>): Replace single move that handled all vector types
23015 with separate 32-bit and 64-bit moves. Combine the movti_<bit>
23016 moves (when -mvsx-timode is in effect) into the main vector
23017 moves. Eliminate separate moves for <VSr> <VSa>, where the
23018 preferred register class (<VSr>) is listed first, and the
23019 secondary register class (<VSa>) is listed second with a '?' to
23020 discourage use. Prefer loading 0/-1 in any VSX register for ISA
23021 3.0, and Altivec registers for ISA 2.06/2.07 (PR target/70915) so
23022 that if the register was involved in a slow operation, the
23023 clear/set operation does not wait for the slow operation to
23024 finish. Adjust the length attributes for 32-bit mode. Use
23025 rs6000_output_move_128bit and drop the use of the string
23026 instructions for 32-bit movti when -mvsx-timode is in effect. Use
23027 spacing so that the alternatives and attributes don't generate
23028 long lines, and put things in columns, so that it is easier to
23029 match up the operands and attributes with the insn alternatives.
23030 (vsx_mov<mode>_64bit): Likewise.
23031 (vsx_mov<mode>_32bit): Likewise.
23032 (vsx_movti_64bit): Fold movti into normal vector moves.
23033 (vsx_movti_32bit): Likewise.
23034 (vsx_splat_<mode>, V4SI/V4SF modes): Add support for ISA 3.0 word
23035 splat instructions.
23036 (vsx_splat_v4si_internal): Likewise.
23037 (vsx_splat_v4sf_internal): Likewise.
23038 (vector fusion peepholes): Use VSX_M instead of VSX_M2.
23039 (vsx_sign_extend_qi_<mode>): New ISA 3.0 instructions to sign
23040 extend vector elements.
23041 (vsx_sign_extend_hi_<mode>): Likewise.
23042 (vsx_sign_extend_si_v2di): Likewise.
23043 * config/rs6000/rs6000-protos.h (xxspltib_constant_p): Add
23045 * doc/md.texi (PowerPC constraints): Document the wE, wM, and wS
23046 constraints. Add trailing period to wL documentation.
23048 2016-05-18 Richard Sandiford <richard.sandiford@arm.com>
23050 PR middle-end/71020
23051 * tree-dfa.h (replace_abnormal_ssa_names): Declare.
23052 * tree-dfa.c (replace_abnormal_ssa_names): New function.
23053 * tree-call-cdce.c: Include tree-dfa.h.
23054 (can_guard_call_p): New function, extracted from...
23055 (can_use_internal_fn): ...here.
23056 (shrink_wrap_one_built_in_call_with_conds): Remove failure path
23058 (shrink_wrap_one_built_in_call): Likewise.
23059 (use_internal_fn): Likewise.
23060 (shrink_wrap_conditional_dead_built_in_calls): Update accordingly
23061 and return void. Call replace_abnormal_ssa_names.
23062 (pass_call_cdce::execute): Check can_guard_call_p during the
23063 initial walk. Assume shrink_wrap_conditional_dead_built_in_calls
23064 will always change something.
23066 2016-05-18 Martin Jambor <mjambor@suse.cz>
23069 * ipa-prop.c (determine_locally_known_aggregate_parts): Bail out early
23070 if parameter PARAM_IPA_MAX_AGG_ITEMS is zero.
23072 2016-05-18 Martin Jambor <mjambor@suse.cz>
23075 * ipa-inline.h (condition): New field size.
23076 * ipa-inline-analysis.c (add_condition): New parameter SIZE, use it
23077 for comaprison and store it into the new condition.
23078 (evaluate_conditions_for_known_args): Use condition size to check
23079 access sizes for all but CHANGED conditions.
23080 (unmodified_parm_1): New parameter size_p, store access size into it.
23081 (unmodified_parm): Likewise.
23082 (unmodified_parm_or_parm_agg_item): Likewise.
23083 (eliminated_by_inlining_prob): Pass NULL to unmodified_parm as size_p.
23084 (set_cond_stmt_execution_predicate): Extract access sizes and store
23085 them to conditions.
23086 (set_switch_stmt_execution_predicate): Likewise.
23087 (will_be_nonconstant_expr_predicate): Likewise.
23088 (will_be_nonconstant_predicate): Likewise.
23089 (inline_read_section): Stream condition size.
23090 (inline_write_summary): Likewise.
23092 2016-05-18 Richard Biener <rguenther@suse.de>
23094 * tree-ssa-loop-im.c (determine_max_movement): Properly add
23095 condition cost to PHI cost instead of total_cost.
23097 2016-05-18 Martin Liska <mliska@suse.cz>
23100 * ipa-icf.c (sem_variable::merge): Set DECL_PT_UID for
23103 2016-05-18 Richard Biener <rguenther@suse.de>
23105 * lto-streamer.h (LTO_major_version): Bump to 6.
23107 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
23109 * function.c (make_split_prologue_seq, make_prologue_seq,
23110 make_epilogue_seq): New functions, factored out from...
23111 (thread_prologue_and_epilogue_insns): Here.
23113 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
23115 * function.c (rest_of_handle_thread_prologue_and_epilogue): Call
23116 cleanup_cfg with CLEANUP_EXPENSIVE after shrink-wrapping instead
23117 of before. Add a comment.
23119 2016-05-18 Bin Cheng <bin.cheng@arm.com>
23121 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check invariant
23122 expression pointer, not pointer to the pointer.
23124 2016-05-18 Jakub Jelinek <jakub@redhat.com>
23126 * config/i386/sse.md (pbroadcast_evex_isa): New mode attr.
23127 (avx2_pbroadcast<mode>): Add another alternative with v instead
23128 of x constraints in it, using <pbroadcast_evex_isa> isa.
23129 (avx2_pbroadcast<mode>_1): Similarly, add two such alternatives.
23131 * config/i386/sse.md (<ssse3_avx2>_palignr<mode>): Use
23132 constraint x instead of v in second alternative, add avx512bw
23135 * config/i386/sse.md (<ssse3_avx2>_pshufb<mode>3<mask_name>): Use
23136 constraint x instead of v in second alternative, add avx512bw
23139 * config/i386/sse.md (*<ssse3_avx2>_pmulhrsw<mode>3<mask_name>): Use
23140 constraint x instead of v in second alternative, add avx512bw
23143 * config/i386/sse.md (avx2_pmaddubsw256, ssse3_pmaddubsw128): Add
23144 avx512bw alternative.
23146 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
23148 * config/i386/sse.md (define_insn "*andnot<mode>3"): Extend static
23149 array to 128 chars.
23150 (define_insn "*andnottf3"): Ditto.
23151 (define_insn "*<code><mode>3"/any_logic): Ditto.
23152 (define_insn "*<code>tf3"/any_logic): Ditto.
23153 (define_insn "sse2_storehpd"): Use Yv constraint for scalar
23154 operand to block AVX-512VL insn variant emit when it is not enabled.
23156 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
23158 * config/i386/sse.md (define_insn "*vec_concatv2sf_sse4_1"): Use 'Yv'
23159 constraint fot SF mode.
23161 2016-05-18 Petr Murzin <petr.murzin@intel.com>
23162 Kirill Yukhin <kirill.yukhin@intel.com>
23164 * config/i386/sse.md (define_insn "srcp14<mode>"): Use proper operand
23166 (define_insn "rsqrt14<mode>"): Ditto.
23167 (define_insn "<mask_codefor>avx512dq_cvtps2qqv2di<mask_name>"): Ditto.
23168 (define_insn "<fixsuffix>fix_truncv2sfv2di2<mask_name>"): Ditto.
23169 (define_insn "avx512f_<code>v8div16qi2_mask_store"): Ditto.
23170 (define_insn "vec_set_hi_<mode><mask_name>"): Ditto.
23171 (define_insn "<mask_codefor>avx512dq_broadcast<mode><mask_name>"):
23173 (define_insn "*avx512f_gatherdi<mode>"): Ditto.
23174 (define_insn "*avx512f_scatterdi<mode>"): Ditto.
23175 * config/i386/i386.c (ix86_print_operand): Expand check for size
23176 override codes for Intel syntax.
23178 2016-05-18 Richard Biener <rguenther@suse.de>
23180 PR tree-optimization/71168
23181 * tree-loop-distribution.c (distribute_loop): Move *destroy_p
23182 initialization earlier.
23184 2016-05-18 James Greenhalgh <james.greenhalgh@arm.com>
23186 * config/aarch64/aarch64-simd.md
23187 (aarch64_reduc_plus_internal<mode>): Rename to...
23188 (reduc_plus_scal): ...This, and remove previous implementation.
23190 2016-05-18 Richard Biener <rguenther@suse.de>
23192 * passes.def: Put late dse and cd_dce in canonical order.
23194 2016-05-17 Jan Hubicka <hubicka@ucw.cz>
23196 * ipa-inline-transform.c (preserve_function_body_p): Look for
23197 first non-thunk clone.
23198 (save_function_body): Save into first non-thunk.
23199 * lto-cgraph.c (lto_output_edge): When streaming thunk do not look
23201 (lto_output_node): Inline thunks don't need body in every
23203 * lto-streamer-in.c: Do not fixup thunk clones.
23204 * cgraphclones.c (cgraph_node::create_edge_including_clone): Skip
23206 * tree-inline.c (copy_bb): Be prepared for target node to be new after
23209 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
23211 PR middle-end/63586
23212 * tree-ssa-reassoc.c (transform_add_to_multiply): New.
23213 (reassociate_bb): Call transform_add_to_multiply.
23215 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
23217 * config/aarch64/aarch64.c (all_extensions): Removed unused
23220 2016-05-17 Nathan Sidwell <nathan@acm.org>
23222 * config/nvptx/nvptx.c (nvptx_function_arg_boundary): New.
23223 (TARGET_FUNCTION_ARG_BOUNDARY): Override.
23225 2016-05-17 Mikhail Maltsev <maltsevm@gmail.com>
23227 PR tree-optimization/54579
23228 PR middle-end/55299
23229 * match.pd (~(~X >> Y), ~(~X >>r Y), ~(~X <<r Y)): New patterns.
23231 2016-05-17 Marek Polacek <polacek@redhat.com>
23234 * tree-inline.c (expand_call_inline): Call
23235 maybe_remove_unused_call_args.
23237 2016-05-17 Jim Wilson <jim.wilson@linaro.org>
23239 * doc/cpp.texi (__GNUC__): Major version changes are no longer rare.
23240 * doc/invoke.texi (-mnan=2008): Change signalling to signaling.
23241 * doc/md.texi (fmin@var{m}3): Likewise.
23243 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
23245 * match.pd (X & C): New transformation.
23247 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
23249 * match.pd (~X & Y): New transformation.
23251 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
23253 * tree-vrp.c (simplify_truth_ops_using_ranges): Set range
23254 information for new SSA_NAME.
23255 (simplify_conversion_using_ranges): Get range through get_range_info
23256 instead of get_value_range.
23258 2016-05-17 Jiong Wang <jiong.wang@arm.com>
23260 * config/aarch64/arm_neon.h (vmvn_s8): Reimplement using C operator.
23261 Remove inline assembly.
23262 (vmvn_s16): Likewise.
23263 (vmvn_s32): Likewise.
23264 (vmvn_u8): Likewise.
23265 (vmvn_u16): Likewise.
23266 (vmvn_u32): Likewise.
23267 (vmvnq_s8): Likewise.
23268 (vmvnq_s16): Likewise.
23269 (vmvnq_s32): Likewise.
23270 (vmvnq_u8): Likewise.
23271 (vmvnq_u16): Likewise.
23272 (vmvnq_u32): Likewise.
23273 (vmvn_p8): Likewise.
23274 (vmvnq_p16): Likewise.
23276 2016-05-17 Jiong Wang <jiong.wang@arm.com>
23278 * config/aarch64/aarch64-simd.md (vmul_n_f32): Remove inline assembly.
23280 (vmul_n_s16): Likewise.
23281 (vmul_n_s32): Likewise.
23282 (vmul_n_u16): Likewise.
23283 (vmul_n_u32): Likewise.
23284 (vmulq_n_f32): Likewise.
23285 (vmulq_n_f64): Likewise.
23286 (vmulq_n_s16): Likewise.
23287 (vmulq_n_s32): Likewise.
23288 (vmulq_n_u16): Likewise.
23289 (vmulq_n_u32): Likewise.
23291 2016-05-17 Jiong Wang <jiong.wang@arm.com>
23293 * config/aarch64/aarch64-simd.md (*aarch64_mul3_elt_to_128df): Extend
23294 to all supported modes. Rename to "*aarch64_mul3_elt_from_dup".
23296 2016-05-17 Jiong Wang <jiong.wang@arm.com>
23298 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_to_128df): Rename
23299 to *aarch64_fma4_elt_from_dup<mode>.
23300 (*aarch64_fnma4_elt_to_128df): Rename to
23301 *aarch64_fnma4_elt_from_dup<mode>.
23302 * config/aarch64/arm_neon.h (vfma_n_f64): New.
23303 (vfms_n_f32): Likewise.
23304 (vfms_n_f64): Likewise.
23305 (vfmsq_n_f32): Likewise.
23306 (vfmsq_n_f64): Likewise.
23308 2016-05-17 Gerald Pfeifer <gerald@pfeifer.com>
23310 * wide-int.h: Change fixed_wide_int_storage from class to struct.
23312 2016-05-17 Richard Biener <rguenther@suse.de>
23314 PR tree-optimization/71132
23315 * tree-loop-distribution.c (create_rdg_cd_edges): Pass in loop.
23316 Only add control dependences for blocks in the loop.
23317 (build_rdg): Adjust.
23318 (generate_code_for_partition): Return whether loop should
23319 be destroyed and delay that.
23320 (distribute_loop): Likewise.
23321 (pass_loop_distribution::execute): Record loops to be destroyed
23322 and perform delayed destroying of loops.
23324 2016-05-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23327 * config/aarch64/aarch64-simd.md (aarch64_vmls<mode>): Delete.
23329 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
23331 * config/aarch64/aarch64-elf.h (ASM_OUTPUT_DEF): Delete.
23333 2016-05-17 Ilya Enkovich <ilya.enkovich@intel.com>
23336 * config/i386/i386.c (dimode_scalar_chain::convert_op): Fix
23337 insertion point for instructions generated by validize_mem.
23339 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
23341 * config/aarch64/aarch64.c (SHIFT_COUNT_TRUNCATED): Wrap definition
23344 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
23346 * config/aarch64/aarch64.c
23347 (aarch64_output_simd_mov_immediate): Make "buf_size" a variable
23348 rather than a macro.
23350 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
23352 * doc/invoke.texi (AArch64 Options): Various updates.
23354 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
23356 * ipa-inline-analysis.c (compute_inline_parameters): Disable inlinig
23357 into instrumentation thunks.
23358 * cif-code.def (CIF_CHKP): New.
23360 2016-05-16 Uros Bizjak <ubizjak@gmail.com>
23362 * config/i386/xopintrin.h: Correct "unsinged" typo in the comments.
23364 2016-05-16 Martin Jambor <mjambor@suse.cz>
23366 * hsa-gen.c (fillup_for_decl): Increase alignment to natural one.
23367 (get_symbol_for_decl): Sorry if a global symbol in under-aligned.
23369 2016-05-16 Marek Polacek <polacek@redhat.com>
23371 * gimple.c (maybe_remove_unused_call_args): Fix typos in the
23374 2016-05-16 Martin Jambor <mjambor@suse.cz>
23377 * omp-low.c (grid_expand_target_grid_body): Copy RESULT_DECL of
23378 the outlined kernel function.
23380 2016-05-16 Robert Suchanek <robert.suchanek@imgtec.com>
23382 * config/mips/mips.h (ISA_HAS_LSA): Enable for -mmsa.
23383 (ISA_HAS_DLSA): Ditto.
23385 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
23387 * config/mips/m5100.md (m51_int_load): Update the latency to 2.
23389 2016-05-16 Nathan Sidwell <nathan@acm.org>
23391 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): Revert.
23392 (nvptx_name_replacement): Restore. Add comment.
23393 (write_fn_proto, write_fn_proto_from_insn,
23394 nvptx_output_call_insn): Restore
23395 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Delete.
23397 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
23399 * config/aarch64/aarch64.md
23400 (add<mode>3_compareC_cconly_imm): Remove use of %w.
23401 (add<mode>3_compareC_imm): Likewise.
23402 (<optab>si3_uxtw): Split into register and immediate variants.
23403 (andsi3_compare0_uxtw): Likewise.
23404 (and<mode>3_compare0): Likewise.
23405 (and<mode>3nr_compare0): Likewise.
23406 (stack_protect_test_<mode>): Don't use %x for memory operands.
23408 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
23410 * config/mips/mips-cpus.def (p5600): Add multi-line brackets.
23412 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
23414 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3):
23415 Split integer shifts into shift_reg and bfm.
23416 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
23417 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
23418 (ror<mode>3_insn): Likewise.
23419 (<optab>si3_insn_uxtw): Likewise.
23420 (<optab><mode>3_insn): Change to rotate_imm.
23421 (extr<mode>5_insn_alt): Likewise.
23422 (extrsi5_insn_uxtw): Likewise.
23423 (extrsi5_insn_uxtw_alt): Likewise.
23425 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
23427 * doc/tm.texi: Regenerate.
23428 * doc/tm.texi.in (TARGET_INVALID_PARAMETER_TYPE): Remove.
23429 (TARGET_INVALID_RETURN_TYPE): Remove.
23430 * system.h: Poison TARGET_INVALID_PARAMETER_TYPE and
23431 TARGET_INVALID_RETURN_TYPE.
23432 * target.def (invalid_parameter_type): Remove.
23433 (invalid_return_type): Remove.
23435 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
23437 * ipa-inline-analysis.c (compute_inline_parameters): Be more reailistic
23438 on estimating thunk bodies; do not set inline_failed to CIF_THUNK for
23440 * ipa-inline-transform.c (inline_call): When inlining into thunk produce
23442 (preserve_function_body_p): No need to preserve function body
23443 * cif-codes.def (CIF_THUNK): Remove.
23444 * cgraphclones.c (duplicate_thunk_for_node): Thunks calls are inlinable.
23446 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
23448 * tree-inline.c (expand_call_inline): recurse after inlining thunk.
23450 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
23452 * tree.c (free_lang_data_in_decl): Also set target/optimization flags
23455 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
23457 * ipa-inline.c (report_inline_failed_reason): Look into thunks, too
23458 (inline_small_functions): Do not look for function symbol when
23461 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
23463 * lto-cgraph.c (compute_ltrans_boundary, output_symtab): Fix handling
23466 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
23467 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
23468 Jiong Wang <jiong.wang@arm.com>
23470 * config/arm/arm-c.c (arm_cpu_builtins): Use def_or_undef_macro
23471 for __ARM_FP16_FORMAT_IEEE and __ARM_FP16_FORMAT_ALTERNATIVE.
23472 Define __ARM_FP16_ARGS when appropriate.
23473 * config/arm/arm.c (arm_invalid_parameter_type): Remove
23475 (arm_invalid_return_type): Likewise.
23476 (TARGET_INVALID_PARAMETER_TYPE): Remove.
23477 (TARGET_INVALID_RETURN_TYPE): Remove.
23478 (aapcs_vfp_sub_candidate): Allow HFmode.
23479 (aapcs_vfp_allocate): Add comment. Support HFmode.
23480 (aapcs_vfp_allocate_return_reg): Likewise.
23481 (struct aapcs_cp_arg_layout): Slightly reword comments for
23482 is_return_candidate and allocate_return_reg.
23483 (output_mov_vfp): Update assert.
23484 (arm_hard_regno_mode_ok): Remove comment, update HF-mode
23486 (arm_invalid_parameter_type): Remove.
23487 (amr_invalid_return_type): Remove.
23488 * config/arm/arm.h (TARGET_NEON_FP16): Fix definition.
23489 * config/arm/arm.md (*arm32_movhf): Disable for TARGET_VFP.
23490 * config/arm/vfp.md (*movhf_vfp): Enable for TARGET_VFP.
23492 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
23494 * config/aarch64/aarch64.h (LEGITIMIZE_RELOAD_ADDRESS): Remove.
23495 * config/aarch64/arch64-protos.h
23496 (aarch64_legitimize_reload_address): Remove.
23497 * config/aarch64/aarch64.c (aarch64_legitimize_reload_address):
23500 2016-05-16 Eric Botcazou <ebotcazou@adacore.com>
23502 * configure.ac: Add ACX_NONCANONICAL_HOST.
23503 * configure: Regenerate.
23504 * Makefile.in: Set host_noncanonical.
23506 2016-05-14 Uros Bizjak <ubizjak@gmail.com>
23509 * config/i386/i386.md (*movtf_internal): Before register allocation,
23510 do not allow FP constants for CM_MEDIUM memory model, allow only
23511 standard FP constants for CM_LARGE and CM_LARGE_PIC models.
23512 (*movxf_internal): Ditto.
23513 (*movdf_internal): Ditto.
23514 (*movsf_internal): Ditto.
23516 2016-05-13 Segher Boessenkool <segher@kernel.crashing.org>
23518 PR rtl-optimization/67483
23519 * combine.c (make_compound_operation): Don't call extract_left_shift
23520 with negative shift amounts.
23522 2016-05-13 Jakub Jelinek <jakub@redhat.com>
23525 * fold-const.c (fold_checksum_tree): Allow modification
23526 of TYPE_ALIAS_SET during folding.
23528 * config/i386/i386.c (ix86_compute_frame_layout, ix86_expand_prologue,
23529 ix86_expand_split_stack_prologue): Use HOST_WIDE_INT_C macro.
23530 (ix86_split_to_parts): Likewise. Fix up formatting.
23532 2016-05-13 H.J. Lu <hongjiu.lu@intel.com>
23534 * tree-ssa-loop-ivopts.c (create_new_ivs): Cast to
23535 unsigned HOST_WIDE_INT with HOST_WIDE_INT_PRINT_UNSIGNED in
23538 2016-05-13 Nathan Sidwell <nathan@acm.org>
23540 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): New.
23541 (nvptx_name_replacement): Delete.
23542 (write_fn_proto, write_fn_proto_from_insn,
23543 nvptx_output_call_insn): Remove nvptx_name_replacement call.
23544 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Override.
23545 * langhooks.c (add_builtin_funcction_common): Call
23546 targetm.mangle_decl_assembler_name.
23548 * config/nvptx/nvptx.c (write_fn_proto): Handle
23549 BUILT_IN_ATOMIC_COMPARE_EXCHANGE_n oddity.
23551 2016-05-13 Martin Liska <mliska@suse.cz>
23553 * tree-ssa-loop-ivopts.c (create_new_ivs): Use HOST_WIDE_INT_PRINT_DEC
23554 and PRIu64 in printf format.
23556 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23558 * tree-ssa-loop-ivanon.c (try_unroll_loop_completely): Typo fix in
23561 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23563 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
23564 Change --param max-completely-peeled-times to
23565 --param max-completely-peel-times in dump file printing.
23567 2016-05-13 Richard Biener <rguenther@suse.de>
23569 PR tree-optimization/42587
23570 * tree-ssa-math-opts.c (perform_symbolic_merge): Handle BIT_FIELD_REF.
23571 (find_bswap_or_nop_1): Likewise.
23572 (bswap_replace): Likewise.
23574 2016-05-13 Martin Liska <mliska@suse.cz>
23576 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern):
23577 Initialize a variable with default value.
23579 2016-05-13 Martin Liska <mliska@suse.cz>
23581 * doc/invoke.texi: Enhance explanation of error recovery
23584 2016-05-13 Martin Liska <mliska@suse.cz>
23586 * tree-ssa-loop-ivopts.c (avg_loop_niter): Fix coding style.
23587 (struct cost_pair): Change inv_expr_id (int) to inv_expr
23588 (iv_inv_expr_ent *).
23589 (struct iv_inv_expr_ent): Comment struct fields.
23590 (sort_iv_inv_expr_ent): New function.
23591 (struct ivopts_data): Rename inv_expr_id to max_inv_expr_id.
23592 (struct iv_ca): Replace used_inv_expr and num_used_inv_expr with
23593 a hash_map between iv_inv_expr_ent and number of usages.
23594 (niter_for_exit): Fix coding style.
23595 (tree_ssa_iv_optimize_init): Use renamed variable.
23596 (determine_base_object): Fix coding style.
23597 (alloc_iv): Likewise.
23598 (find_interesting_uses_outside): Likewise.
23599 (add_candidate_1): Likewise.
23600 (add_standard_iv_candidates): Likewise.
23601 (set_group_iv_cost): Replace inv_expr_id with inv_expr.
23602 (prepare_decl_rtl): Fix coding style.
23603 (get_address_cost): Likewise.
23604 (get_shiftadd_cost): Likewise.
23605 (force_expr_to_var_cost): Likewise.
23606 (compare_aff_trees): Likewise.
23607 (get_expr_id): Restructure the function.
23608 (get_loop_invariant_expr_id): Renamed to
23609 get_loop_invariant_expr.
23610 (get_computation_cost_at): Replace usage of inv_expr_id with
23612 (get_computation_cost): Likewise.
23613 (determine_group_iv_cost_generic): Likewise.
23614 (determine_group_iv_cost_address): Likewise.
23615 (iv_period): Fix coding style.
23616 (iv_elimination_compare_lt): Likewise.
23617 (may_eliminate_iv): Likewise.
23618 (determine_group_iv_cost_cond): Replace usage of inv_expr_id with
23620 (determine_group_iv_costs): Dump invariant expressions.
23621 (iv_ca_recount_cost): Use the newly added hash_map.
23622 (iv_ca_set_remove_invariants): Fix coding style.
23623 (iv_ca_set_add_invariants): Fix coding style.
23624 (iv_ca_set_no_cp): Utilize the newly added hash_map for used
23626 (iv_ca_set_cp): Likewise.
23627 (iv_ca_new): Initialize the newly added hash_map and remove
23628 initialization of fields.
23629 (iv_ca_free): Delete the hash_map.
23630 (iv_ca_dump): Dump invariant expressions.
23631 (iv_ca_extend): Fix coding style.
23632 (try_add_cand_for): Likewise.
23633 (create_new_ivs): Dump information about # of avg iterations and
23634 # of used invariant expressions.
23635 (rewrite_use_compare): Fix coding style.
23636 (free_loop_data): Set default value for max_inv_expr_id.
23638 2016-05-13 Ilya Enkovich <ilya.enkovich@intel.com>
23640 * cse.c (rest_of_handle_cse): Use cleanup_cfg
23641 returned value cse_cfg_altered computation.
23642 (rest_of_handle_cse2): Likewise.
23643 (rest_of_handle_cse_after_global_opts): Likewise.
23645 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
23648 * config/arm/arm.c (arm32_output_mi_thunk): New.
23649 (arm_output_mi_thunk): Rename to arm_thumb1_mi_thunk. Rework
23650 to split Thumb1 vs TARGET_32BIT functionality.
23651 (arm_thumb1_mi_thunk): New.
23653 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
23655 * config/aarch64/aarch64.c (TARGET_OMIT_STRUCT_RETURN_REG): Set
23658 2016-05-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
23661 * config/i386/i386.c (ix86_in_large_data_p): Guard against NULL exp.
23663 2016-05-13 Eric Botcazou <ebotcazou@adacore.com>
23665 * builtins.c (expand_builtin_memcmp): Do not emit the call here.
23666 (expand_builtin_trap): Emit a regular call.
23667 (set_builtin_user_assembler_name): Remove obsolete cases.
23668 * dse.c (scan_insn): Adjust.
23669 * except.c: Include calls.h.
23670 (sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is defined,
23671 emit a regular call to setjmp.
23672 * expr.c (emit_block_move_hints): Call emit_block_copy_via_libcall.
23673 (block_move_libcall_safe_for_call_parm): Use memcpy builtin.
23674 (emit_block_move_via_libcall): Delete.
23675 (block_move_fn): Delete.
23676 (init_block_move_fn): Likewise.
23677 (emit_block_move_libcall_fn): Likewise.
23678 (emit_block_op_via_libcall): New function.
23679 (set_storage_via_libcall): Tidy up and use memset builtin.
23680 (block_clear_fn): Delete.
23681 (init_block_clear_fn): Likewise.
23682 (clear_storage_libcall_fn): Likewise.
23683 (expand_assignment): Call emit_block_move_via_libcall.
23684 Do not include gt-expr.h.
23685 * expr.h (emit_block_op_via_libcall): Declare.
23686 (emit_block_copy_via_libcall): New inline function.
23687 (emit_block_move_via_libcall): Likewise.
23688 (emit_block_comp_via_libcall): Likewise.
23689 (block_clear_fn): Delete.
23690 (init_block_move_fn): Likewise.
23691 (init_block_clear_fn): Likewise.
23692 (emit_block_move_via_libcall): Likewise.
23693 (set_storage_via_libcall): Add default parameter value.
23694 * libfuncs.h (enum libfunc_index): Remove obsolete values.
23695 (abort_libfunc): Delete.
23696 (memcpy_libfunc): Likewise.
23697 (memmove_libfunc): Likewise.
23698 (memcmp_libfunc): Likewise.
23699 (memset_libfunc): Likewise.
23700 (setbits_libfunc): Likewise.
23701 (setjmp_libfunc): Likewise.
23702 (longjmp_libfunc): Likewise.
23703 (profile_function_entry_libfunc): Likewise.
23704 (profile_function_exit_libfunc): Likewise.
23705 (gcov_flush_libfunc): Likewise.
23706 * optabs-libfuncs.c (build_libfunc_function): Set DECL_ARTIFICIAL
23707 and DECL_VISIBILITY on the declaration.
23708 (init_optabs): Do not initialize obsolete libfuncs.
23709 * optabs.c (prepare_cmp_insn): Call emit_block_comp_via_libcall.
23710 * tree-core.h (ECF_RET1): Define.
23711 (ECF_TM_PURE): Adjust.
23712 (ECF_TM_BUILTIN): Likewise.
23713 * tree.c (set_call_expr_flags): Deal with ECF_RET1.
23714 (build_common_builtin_nodes): Initialize abort builtin.
23715 Add ECF_RET1 on memcpy, memmove and memset builtins.
23716 Pass final flags for alloca and alloca_with_align builtins.
23717 * config/alpha/alpha.c (alpha_init_libfuncs): Do not initialize
23719 * config/ia64/ia64.c (ia64_vms_init_libfuncs): Likewise.
23720 * config/i386/i386.c (ix86_expand_set_or_movmem): Adjust call to
23721 set_storage_via_libcall and call emit_block_copy_via_libcall.
23723 2016-05-12 Uros Bizjak <ubizjak@gmail.com>
23725 * config/i386/i386.md (*call_got_x32): Change operand 0 to
23726 DImode before it is passed to ix86_output_call_operand.
23727 (*call_value_got_x32): Ditto for operand 1.
23729 2016-05-12 Jiong Wang <jiong.wang@arm.com>
23731 PR rtl-optimization/70904
23732 * lra-constraint.c (process_addr_reg): Relax the restriction on subreg
23733 reload for wide mode.
23735 2016-05-12 Marek Polacek <polacek@redhat.com>
23738 * langhooks-def.h (lhd_incomplete_type_error): Adjust declaration.
23739 * langhooks.c (lhd_incomplete_type_error): Add location parameter.
23740 * langhooks.h (incomplete_type_error): Likewise.
23741 * tree.c (size_in_bytes_loc): Renamed from size_in_bytes. Add location
23742 parameter, pass it down to incomplete_type_error.
23743 * tree.h (size_in_bytes): New inline overload.
23744 (size_in_bytes_loc): Renamed from size_in_bytes.
23746 2016-05-12 Richard Biener <rguenther@suse.de>
23748 PR tree-optimization/71059
23749 * tree-ssa-pre.c (phi_translate_1): Fully fold translated
23750 nary before looking up or entering the expression into the VN
23752 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): Fix comment typo.
23753 Make sure to re-use NARYs without result as inserted by
23756 2016-05-12 Richard Biener <rguenther@suse.de>
23758 PR tree-optimization/71062
23759 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
23761 * tree-ssa-structalias.c (set_uids_in_ptset): Set
23762 vars_contains_restrict if the var is a restrict tag.
23763 * tree-ssa-alias.c (ptrs_compare_unequal): If vars_contains_restrict
23764 do not disambiguate pointers against it.
23765 (dump_points_to_solution): Re-structure and adjust for new
23766 vars_contains_restrict flag.
23767 * gimple-pretty-print.c (pp_points_to_solution): Likewise.
23769 2016-05-12 Martin Liska <mliska@suse.cz>
23771 * doc/invoke.texi: Explain connection between
23772 -fsanitize-recover=address and ASAN_OPTIONS="halt_on_error=1".
23774 2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com>
23776 PR tree-optimization/71006
23777 * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
23778 consider COND_EXPR as a mask producer.
23780 2016-05-12 Marek Polacek <polacek@redhat.com>
23783 * opts.c (common_handle_option): Detect missing argument for --help^.
23785 2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23788 * config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction
23789 when popping the PC and within an interrupt handler routine.
23790 Add missing tab to output of "ldmfd".
23791 (output_return_instruction): Output LDMFD with SP update rather
23792 than POP when returning from interrupt handler.
23794 2016-05-12 Jakub Jelinek <jakub@redhat.com>
23796 * config/i386/i386.md (isa): Add x64_avx512dq, enable if
23797 TARGET_64BIT && TARGET_AVX512DQ.
23798 * config/i386/sse.md (*vec_extract<mode>): Add avx512bw alternatives.
23799 (*vec_extract<PEXTR_MODE12:mode>_zext): Add avx512bw alternative.
23800 (*vec_extract<ssevecmodelower>_0, *vec_extractv4si_0_zext,
23801 *vec_extractv2di_0_sse): Use v constraint instead of x constraint.
23802 (*vec_extractv4si): Add avx512dq and avx512bw alternatives.
23803 (*vec_extractv4si_zext): Add avx512dq alternative.
23804 (*vec_extractv2di_1): Add x64_avx512dq and avx512bw alternatives,
23805 use v instead of x constraint in other alternatives where possible.
23807 * config/i386/sse.md (sse2_loadld): Use v instead of x
23808 constraint in alternatives 0,1,4.
23810 * config/i386/sse.md (pinsr_evex_isa): New mode attr.
23811 (<sse2p4_1>_pinsr<ssemodesuffix>): Add 2 alternatives with
23812 v constraints instead of x and <pinsr_evex_isa> isa attribute.
23815 * config/i386/sse.md (<sse2_avx2>_packssdw<mask_name>,
23816 <sse4_1_avx2>_packusdw<mask_name>): Make sure EVEX encoded insn
23817 is not emitted unless TARGET_AVX512BW.
23818 (<sse2_avx2>_packuswb<mask_name>, <sse2_avx2>_packsswb<mask_name>):
23819 Likewise. For TARGET_AVX512BW, use "=v" constraint instead of "=x"
23820 for the result operand.
23822 * config/i386/sse.md (*vec_setv4sf_sse4_1, sse4_1_insertps): Use v
23823 constraint instead of x in avx alternatives. Use maybe_evex instead
23826 * config/i386/constraints.md (Yv): New constraint.
23827 * config/i386/i386.h (VALID_AVX512VL_128_REG_MODE): Allow
23828 TFmode and V1TImode in xmm16+ registers for TARGET_AVX512VL.
23829 * config/i386/i386.md (avx512fvecmode): New mode attr.
23830 (*pushtf): Use v constraint instead of x.
23831 (*movtf_internal): Likewise. For TARGET_AVX512VL and
23832 xmm16+ registers, use vmovdqu64 or vmovdqa64 instructions.
23833 (*absneg<mode>2): Use Yv constraint instead of x constraint.
23834 (*absnegtf2_sse): Likewise.
23835 (copysign<mode>3_const, copysign<mode>3_var): Likewise.
23836 * config/i386/sse.md (*andnot<mode>3): Add avx512vl and
23837 avx512f alternatives.
23838 (*andnottf3, *<code><mode>3, *<code>tf3): Likewise.
23840 2016-05-12 Richard Biener <rguenther@suse.de>
23842 PR tree-optimization/71060
23843 * tree-data-ref.c (initialize_data_dependence_relation): Do not
23844 require exact match of DR_BASE_OBJECT but only matching address and
23847 2016-05-12 Richard Biener <rguenther@suse.de>
23849 PR tree-optimization/70986
23850 * cfganal.c: Include cfgloop.h.
23851 (dfs_find_deadend): Prefer to take edges exiting loops.
23853 2016-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
23855 * gcc.target/powerpc/pr70963.c: Require at least power8 at both
23856 compile and run time.
23858 2016-05-11 Mikhail Maltsev <maltsevm@gmail.com>
23861 * doc/invoke.texi (Wduplicate-decl-specifier): Document new option.
23863 2016-05-11 Uros Bizjak <ubizjak@gmail.com>
23865 * config/i386/i386.c (legitimize_pic_address): Use
23866 copy_to_suggested_reg instead of gen_movsi.
23868 2016-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
23870 * config/rs6000/predicates.md (quad_memory_operand): Move most of
23871 the code into quad_address_p and call it to share code with
23872 vsx_quad_dform_memory_operand.
23873 (vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector
23875 * config/rs6000/rs6000.opt (-mlra): Switch to being an option mask
23876 bit instead of being a separate word. Split -mpower9-dform into
23877 two switches, -mpower9-dform-scalar and -mpower9-dform-vector.
23878 * config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask
23879 for the register class supporting 128-bit quad word memory offsets.
23880 (mode_supports_vsx_dform_quad): Helper function to return if the
23881 register class uses quad word memory offsets.
23882 (rs6000_debug_addr_mask): Add support for quad word memory offsets.
23883 (rs6000_debug_reg_global): Always print if we are using LRA or not.
23884 (rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form
23885 instructions are enabled, set up the appropriate addr_masks for
23887 (rs6000_init_hard_regno_mode_ok): wb constraint is now based on
23888 -mpower9-dform-scalar, instead of -mpower9-dform.
23889 (rs6000_option_override_internal): Split -mpower9-dform into two
23890 switches, -mpower9-dform-scalar and -mpower9-dform-vector. The
23891 -mpower9-dform switch sets or clears both. If we are not using
23892 the LRA register allocator, do not enable -mpower9-dform-vector by
23893 default. If we are using LRA, enable -mpower9-dform-vector and
23894 -mvsx-timode if it is appropriate. Issue a warning if either
23895 -mpower9-dform-vector or -mvsx-timode are explicitly used without
23897 (quad_address_offset_p): New helper function to return if the
23898 offset is legal for quad word memory instructions.
23899 (quad_address_p): New function to determin if GPR or vector
23900 register quad word memory addresses are legal.
23901 (mem_operand_gpr): Validate quad word address offsets.
23902 (reg_offset_addressing_ok_p): Add support for ISA 3.0 vector
23903 d-form (register + offset) instructions.
23904 (offsettable_ok_by_alignment): Likewise.
23905 (rs6000_legitimate_offset_address_p): Likewise.
23906 (legitimate_lo_sum_address_p): Likewise.
23907 (rs6000_legitimize_address): Likewise.
23908 (rs6000_legitimize_reload_address): Add more debug statements for
23910 (rs6000_legitimate_address_p): Add support for ISA 3.0 vector
23911 d-form instructions.
23912 (rs6000_secondary_reload_memory): Add support for ISA 3.0 vector
23913 d-form instructions. Distinguish different cases in debug
23914 output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector
23915 d-form instructions.
23916 (rs6000_preferred_reload_class): Likewise.
23917 (rs6000_output_move_128bit): Add support for ISA 3.0 d-form
23918 instructions. If ISA 3.0 is available, generate lxvx/stxvx instead
23919 of the ISA 2.06 indexed memory instructions.
23920 (rs6000_emit_prologue): If we have ISA 3.0 d-form instructions,
23921 use them to save/restore the saved vector registers instead of
23922 using Altivec instructions.
23923 (rs6000_emit_epilogue): Likewise.
23924 (rs6000_lra_p): Use TARGET_LRA instead of the old option word.
23925 (rs6000_opt_masks): Split -mpower9-dform into
23926 -mpower9-dform-scalar and -mpower9-dform-vector.
23927 (rs6000_print_options_internal): Print -mno-<switch> if <switch>
23929 * config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit
23930 ISA 3.0 vector indexed memory instructions, and fold the code into
23931 the normal mov<mode> patterns.
23932 (p9_vecstore_<mode>): Likewise.
23933 (vsx_mov<mode>): Add support for ISA 3.0 vector d-form
23935 (vsx_movti_64bit): Likewise.
23936 (vsx_movti_32bit): Likewise.
23937 * config/rs6000/constraints.md (wO constraint): New constraint for
23938 ISA 3.0 vector d-form support.
23939 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use
23940 -mpower9-dform-scalar instead of -mpower9-dform. Add note not to
23941 include -mpower9-dform-vector until we switch over to LRA.
23942 (POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two.
23943 switches, -mpower9-dform-scalar and -mpower9-dform-vector.
23944 * config/rs6000/rs6000-protos.h (quad_address_p): Add declaration.
23945 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
23946 for -mpower9-dform and -mlra.
23947 * doc/md.texi (wO constraint): Document wO constraint.
23949 2016-05-11 Alexander Monakov <amonakov@ispras.ru>
23951 * genattr.c (main): Change 'rtx' to 'rtx_insn *' in prototypes of
23952 'insn_latency', 'maximal_insn_latency', 'min_insn_conflict_delay'.
23953 * genautomata.c (output_internal_insn_code_evaluation): Simplify.
23954 Move handling of non-insn arguments inline into the sole user:
23955 (output_trans_func): ...here.
23956 (output_min_insn_conflict_delay_func): Change 'rtx' to 'rtx_insn *'
23957 in emitted function prototype.
23958 (output_internal_insn_latency_func): Ditto. Simplify.
23959 (output_internal_maximal_insn_latency_func): Ditto. Delete
23960 always-unused argument.
23961 (output_insn_latency_func): Ditto.
23962 (output_maximal_insn_latency_func): Ditto.
23964 2016-05-11 Richard Biener <rguenther@suse.de>
23966 PR tree-optimization/71055
23967 * tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting
23968 sth with precision not equal to access size verify we don't chop
23971 2016-05-11 Richard Biener <rguenther@suse.de>
23974 * dwarf2out.c (retry_incomplete_types): Set early_dwarf.
23975 (dwarf2out_finish): Move retry_incomplete_types call ...
23976 (dwarf2out_early_finish): ... here.
23978 2016-05-11 Richard Biener <rguenther@suse.de>
23980 PR middle-end/71002
23981 * alias.c (reference_alias_ptr_type): Preserve alias-set zero
23982 if the langhook insists on it.
23983 * fold-const.c (make_bit_field_ref): Add arg for the original
23984 reference and preserve its alias-set.
23985 (decode_field_reference): Take exp by reference and adjust it
23986 to the original memory reference.
23987 (optimize_bit_field_compare): Adjust callers.
23988 (fold_truth_andor_1): Likewise.
23989 * gimplify.c (gimplify_expr): Adjust in-SSA form test.
23991 2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
23993 PR middle-end/70807
23994 * cfgrtl.h (delete_insn_and_edges): Now return bool.
23995 * cfgrtl.c (delete_insn_and_edges): Likewise.
23996 * config/i386/i386.c (convert_scalars_to_vector): Remove
23998 * cse.c (cse_insn): Compute cse_cfg_altered.
23999 (delete_trivially_dead_insns): Likewise.
24000 (cse_cc_succs): Likewise.
24001 (rest_of_handle_cse): Free dominance info if required.
24002 (rest_of_handle_cse2): Likewise.
24003 (rest_of_handle_cse_after_global_opts): Likewise.
24005 2016-05-11 Alan Modra <amodra@gmail.com>
24007 * config/rs6000/rs6000.c (is_complex_IBM_long_double,
24008 abi_v4_pass_in_fpr): New functions.
24009 (rs6000_function_arg_boundary): Exclude complex IBM long double
24010 from 64-bit alignment when ABI_V4.
24011 (rs6000_function_arg, rs6000_function_arg_advance_1,
24012 rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr.
24014 2016-05-10 Segher Boessenkool <segher@kernel.crashing.org>
24016 PR rtl-optimization/71028
24017 * cfgcleanup.c (try_optimize_cfg): Do not flip a conditional
24018 jump with just a return in the fallthrough block if the branch
24019 block contains just a return as well.
24021 2016-05-10 Marc Glisse <marc.glisse@inria.fr>
24023 * fold-const.c (fold_binary_loc) [(X ^ Y) & Y]: Remove and merge with...
24024 * match.pd ((X & Y) ^ Y): ... this.
24025 ((X & Y) & Y, (X | Y) | Y, (X ^ Y) ^ Y, (X & Y) & (X & Z), (X | Y)
24026 | (X | Z), (X ^ Y) ^ (X ^ Z)): New transformations.
24028 2016-05-10 David Malcolm <dmalcolm@redhat.com>
24030 * read-md.c (require_char_ws): New function.
24031 (read_string): Simplify using require_char_ws.
24032 (handle_constants): Likewise.
24033 (handle_enum): Likewise.
24034 (handle_file): Likewise.
24035 * read-md.h (require_char_ws): New declaration.
24036 * read-rtl.c (read_conditions): Simplify using require_char_ws.
24037 (read_mapping): Likewise.
24038 (read_rtx_code): Likewise.
24039 (read_nested_rtx): Likewise.
24041 2016-05-10 James Norris <jnorris@codesourcery.com>
24043 * config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o
24044 if offloading is enabled and -fopenacc or -fopenmp is specified.
24045 (CRTOFFLOADEND): Likewise.
24046 (STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN.
24047 (ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND.
24049 2016-05-10 Uros Bizjak <ubizjak@gmail.com>
24051 * config/i386/i386.c (legitimize_pic_address): Merge 64-bit and 32-bit
24052 gotoff_operand code paths. Use copy_to_suggested_regs and
24053 expand_simple_binop where appropriate. Cleanup.
24055 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
24058 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Allow
24060 (dimode_scalar_chain::vector_const_cost): New.
24061 (dimode_scalar_chain::compute_convert_gain): Handle constants.
24062 (dimode_scalar_chain::convert_op): Likewise.
24063 (dimode_scalar_chain::convert_insn): Likewise.
24065 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
24067 * dwarf2out.c (resolve_args_picking_1): Consider DW_OP_neg as an
24068 unary operation, not a binary one.
24070 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
24072 PR middle-end/70877
24073 * tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle
24074 calls with type casted fndecl.
24076 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
24078 PR tree-optimization/70786
24079 * tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR.
24080 * calls.c (initialize_argument_information): Bind bounds
24081 with corresponding args passed by reference.
24083 2016-05-10 Jakub Jelinek <jakub@redhat.com>
24086 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>),
24087 *<code><mode>3<mask_name>): For !TARGET_AVX512DQ and EVEX encoding,
24088 use vp*[dq] instead of v*p[sd] instructions and adjust mode attribute
24091 2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
24094 * config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct
24095 code for a zero scale factor.
24096 (vsx_xvcvdpuxds_scale): Likewise.
24098 2016-05-10 David Malcolm <dmalcolm@redhat.com>
24100 * diagnostic-show-locus.c (layout::layout): Call show_ruler
24101 if show_ruler_p was set on the context.
24102 (layout::show_ruler): New method.
24103 * diagnostic.h (struct diagnostic_context): Add field
24106 2016-05-10 Richard Biener <rguenther@suse.de>
24108 PR tree-optimization/71039
24109 * tree-ssa-phiprop.c: Include tree-ssa-loop.h.
24110 (chk_uses): New function.
24111 (propagate_with_phi): Verify we can safely replicate the lhs of an
24112 aggregate assignment on all incoming edges.
24114 2016-05-10 Oleg Endo <olegendo@gcc.gnu.org>
24116 * config/rx/rx-protos.h (is_interrupt_func, is_fast_interrupt_func):
24118 (rx_atomic_sequence): New class.
24119 * config/rx/rx.c (rx_print_operand): Use symbolic names for PSW bits.
24120 (is_interrupt_func, is_fast_interrupt_func): Make non-static and
24122 (rx_atomic_sequence::rx_atomic_sequence,
24123 rx_atomic_sequence::~rx_atomic_sequence): New functions.
24124 * config/rx/rx.md (CTRLREG_PSW, CTRLREG_USP, CTRLREG_FPSW, CTRLREG_CPEN,
24125 CTRLREG_BPSW, CTRLREG_BPC, CTRLREG_ISP, CTRLREG_FINTV,
24126 CTRLREG_INTB): New constants.
24127 (FETCHOP): New code iterator.
24128 (fethcop_name, fetchop_name2): New iterator code attributes.
24129 (QIHI): New mode iterator.
24130 (atomic_exchange<mode>, atomic_exchangesi, xchg_mem<mode>,
24131 atomic_fetch_<fetchop_name>si, atomic_fetch_nandsi,
24132 atomic_<fetchop_name>_fetchsi, atomic_nand_fetchsi): New patterns.
24134 2016-05-10 Martin Liska <mliska@suse.cz>
24136 * tree-inline.c (remap_dependence_clique): Do not remap
24137 debugging statements.
24139 2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
24141 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly")
24142 ("*fixuns_truncdfdi2_z13")
24143 ("*fixuns_trunc<FP:mode><GPR:mode>2_z196")
24144 ("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13")
24145 ("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX.
24147 2016-05-10 Richard Biener <rguenther@suse.de>
24149 PR tree-optimization/70497
24150 PR tree-optimization/28367
24151 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): New function
24153 (visit_reference_op_load): ... here.
24154 (vn_reference_lookup_3): Use it to handle subreg-like accesses
24155 with simplified BIT_FIELD_REFs.
24156 * tree-ssa-pre.c (eliminate_insert): Handle inserting BIT_FIELD_REFs.
24157 * tree-complex.c (extract_component): Handle BIT_FIELD_REFs
24160 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
24162 * dwarf2out.c (add_abstract_origin_attribute): Adjust
24163 documentation comment. For BLOCK nodes, add a
24164 DW_AT_abstract_origin attribute that points to the DIE generated
24165 for the origin BLOCK.
24166 (gen_lexical_block_die): Call add_abstract_origin_attribute for
24167 blocks from inlined functions.
24169 2016-05-10 Alan Modra <amodra@gmail.com>
24172 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop
24173 regrename modifying insns saving lr before __morestack call.
24174 * config/rs6000/rs6000.md (split_stack_return): Similarly for
24175 insns restoring lr after __morestack call.
24177 2016-05-09 Jakub Jelinek <jakub@redhat.com>
24179 * config/i386/i386.md (set_got, set_got_labelled, lwp_llwpcb,
24180 lwp_lwpval<mode>3, lwp_lwpins<mode>3): Remove constraints from
24182 * config/i386/sse.md (vec_interleave_high<mode>,
24183 vec_interleave_low<mode>, <avx512>_vpermi2var<mode>3_maskz,
24184 <avx512>_vpermt2var<mode>3_maskz): Likewise.
24186 2016-05-04 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
24188 * config/rs6000/rs6000.c (rs6000_reassociation_width): Add
24189 function for TARGET_SCHED_REASSOCIATION_WIDTH to enable
24190 parallel reassociation for power8 and forward.
24192 2016-05-09 Uros Bizjak <ubizjak@gmail.com>
24194 * config/i386/i386.md (absneg splitters with general regs): Use
24195 general_reg_operand predicate.
24196 (btsq peephole2): Use x86_64_immediate_operand to check if new
24197 value is suitable for immediate operand. Generate emitted insn
24198 using RTL expressions.
24199 (btcq peephole2): Ditto.
24200 (btrq peephole2): Ditto. Generate correct immediate operand
24203 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
24205 * cfgexpand.c (expand_debug_expr): Fix address offset for negative
24208 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
24210 * tree-affine.c (wide_int_constant_multiple_p): Add missing
24211 pointer dereference.
24213 2016-05-09 Richard Biener <rguenther@suse.de>
24215 PR tree-optimization/70985
24216 * match.pd (BIT_FIELD_REF -> (type)): Disable on GIMPLE when
24217 op0 isn't a gimple register.
24219 2016-05-09 Prachi Godbole <prachi.godbole@imgtec.com>
24221 * config/mips/i6400.md (i6400_fpu_intadd, i6400_fpu_logic)
24222 (i6400_fpu_div, i6400_fpu_cmp, i6400_fpu_float, i6400_fpu_store)
24223 (i6400_fpu_long_pipe, i6400_fpu_logic_l, i6400_fpu_float_l)
24224 (i6400_fpu_mult): New cpu units.
24225 (i6400_msa_add_d, i6400_msa_int_add, i6400_msa_short_logic3)
24226 (i6400_msa_short_logic2, i6400_msa_short_logic, i6400_msa_move)
24227 (i6400_msa_cmp, i6400_msa_short_float2, i6400_msa_div_d)
24228 (i6400_msa_div_w, i6400_msa_div_h, i6400_msa_div_b)
24229 (i6400_msa_copy, i6400_msa_branch, i6400_fpu_msa_store)
24230 (i6400_fpu_msa_load, i6400_fpu_msa_move, i6400_msa_long_logic1)
24231 (i6400_msa_long_logic2, i6400_msa_mult, i6400_msa_long_float2)
24232 (i6400_msa_long_float4, i6400_msa_long_float5)
24233 (i6400_msa_long_float8, i6400_msa_fdiv_df)
24234 (i6400_msa_fdiv_sf): New reservations.
24235 * config/mips/p5600.md (p5600_fpu_intadd, p5600_fpu_cmp)
24236 (p5600_fpu_float, p5600_fpu_logic_a, p5600_fpu_logic_b)
24237 (p5600_fpu_div, p5600_fpu_logic, p5600_fpu_float_a)
24238 (p5600_fpu_float_b, p5600_fpu_float_c, p5600_fpu_float_d)
24239 (p5600_fpu_mult, p5600_fpu_fdiv, p5600_fpu_load): New cpu units.
24240 (msa_short_int_add, msa_short_logic, msa_short_logic_move_v)
24241 (msa_short_cmp, msa_short_float2, msa_short_logic3)
24242 (msa_short_store4, msa_long_load, msa_short_store)
24243 (msa_long_logic, msa_long_float2, msa_long_float4)
24244 (msa_long_float5, msa_long_float8, msa_long_mult)
24245 (msa_long_fdiv, msa_long_div): New reservations.
24247 2016-05-09 Robert Suchanek <robert.suchanek@imgtec.com>
24248 Sameera Deshpande <sameera.deshpande@imgtec.com>
24249 Matthew Fortune <matthew.fortune@imgtec.com>
24250 Graham Stott <graham.stott@imgtec.com>
24251 Chao-ying Fu <chao-ying.fu@imgtec.com>
24253 * config.gcc: Add MSA header file for mips*-*-* target.
24254 * config/mips/constraints.md (YI, YC, YZ, Unv5, Uuv5, Usv5, Uuv6)
24255 (Ubv8i, Urv8): New constraints.
24256 * config/mips/mips-ftypes.def: Add function types for MSA
24258 * config/mips/mips-modes.def (V16QI, V8HI, V4SI, V2DI, V4SF)
24259 (V2DF, V32QI, V16HI, V8SI, V4DI, V8SF, V4DF): New modes.
24260 * config/mips/mips-msa.md: New file.
24261 * config/mips/mips-protos.h
24262 (mips_split_128bit_const_insns): New prototype.
24263 (mips_msa_idiv_insns): Likewise.
24264 (mips_split_128bit_move): Likewise.
24265 (mips_split_128bit_move_p): Likewise.
24266 (mips_split_msa_copy_d): Likewise.
24267 (mips_split_msa_insert_d): Likewise.
24268 (mips_split_msa_fill_d): Likewise.
24269 (mips_expand_msa_branch): Likewise.
24270 (mips_const_vector_same_val_p): Likewise.
24271 (mips_const_vector_same_bytes_p): Likewise.
24272 (mips_const_vector_same_int_p): Likewise.
24273 (mips_const_vector_shuffle_set_p): Likewise.
24274 (mips_const_vector_bitimm_set_p): Likewise.
24275 (mips_const_vector_bitimm_clr_p): Likewise.
24276 (mips_msa_vec_parallel_const_half): Likewise.
24277 (mips_msa_output_division): Likewise.
24278 (mips_ldst_scaled_shift): Likewise.
24279 (mips_expand_vec_cond_expr): Likewise.
24280 * config/mips/mips.c (enum mips_builtin_type): Add
24281 MIPS_BUILTIN_MSA_TEST_BRANCH.
24282 (mips_gen_const_int_vector_shuffle): New prototype.
24283 (mips_const_vector_bitimm_set_p): New function.
24284 (mips_const_vector_bitimm_clr_p): Likewise.
24285 (mips_const_vector_same_val_p): Likewise.
24286 (mips_const_vector_same_bytes_p): Likewise.
24287 (mips_const_vector_same_int_p): Likewise.
24288 (mips_const_vector_shuffle_set_p): Likewise.
24289 (mips_symbol_insns): Forbid loading symbols via immediate for
24291 (mips_valid_offset_p): Limit offset to 10-bit for MSA loads and
24293 (mips_valid_lo_sum_p): Forbid loadings symbols via %lo(base) for
24295 (mips_lx_address_p): Add support load indexed address for MSA.
24296 (mips_address_insns): Add calculation of instructions needed for
24297 stores and loads for MSA.
24298 (mips_const_insns): Move CONST_DOUBLE below CONST_VECTOR. Handle
24299 CONST_VECTOR for MSA and let it fall through.
24300 (mips_ldst_scaled_shift): New function.
24301 (mips_subword_at_byte): Likewise.
24302 (mips_msa_idiv_insns): Likewise.
24303 (mips_legitimize_move): Validate MSA moves.
24304 (mips_rtx_costs): Add UNGE, UNGT, UNLE, UNLT cases. Add
24305 calculation of costs for MSA division.
24306 (mips_split_move_p): Check if MSA moves need splitting.
24307 (mips_split_move): Split MSA moves if necessary.
24308 (mips_split_128bit_move_p): New function.
24309 (mips_split_128bit_move): Likewise.
24310 (mips_split_msa_copy_d): Likewise.
24311 (mips_split_msa_insert_d): Likewise.
24312 (mips_split_msa_fill_d): Likewise.
24313 (mips_output_move): Handle MSA moves.
24314 (mips_expand_msa_branch): New function.
24315 (mips_print_operand): Add 'E', 'B', 'w', 'v' and 'V' modifiers.
24316 Reinstate 'y' modifier.
24317 (mips_file_start): Add MSA .gnu_attribute.
24318 (mips_hard_regno_mode_ok_p): Allow TImode and 128-bit vectors in
24320 (mips_hard_regno_nregs): Always return 1 for MSA supported mode.
24321 (mips_class_max_nregs): Add register size for MSA supported mode.
24322 (mips_cannot_change_mode_class): Allow conversion between MSA
24323 vector modes and TImode.
24324 (mips_mode_ok_for_mov_fmt_p): Allow MSA to use move.v
24326 (mips_secondary_reload_class): Force MSA loads/stores via memory.
24327 (mips_preferred_simd_mode): Add preffered modes for MSA.
24328 (mips_vector_mode_supported_p): Add MSA supported modes.
24329 (mips_autovectorize_vector_sizes): New function.
24330 (mips_msa_output_division): Likewise.
24331 (MSA_BUILTIN, MIPS_BUILTIN_DIRECT_NO_TARGET)
24332 (MSA_NO_TARGET_BUILTIN, MSA_BUILTIN_TEST_BRANCH): New macros.
24333 (CODE_FOR_msa_adds_s_b, CODE_FOR_msa_adds_s_h)
24334 (CODE_FOR_msa_adds_s_w, CODE_FOR_msa_adds_s_d)
24335 (CODE_FOR_msa_adds_u_b, CODE_FOR_msa_adds_u_h)
24336 (CODE_FOR_msa_adds_u_w, CODE_FOR_msa_adds_u_du
24337 (CODE_FOR_msa_addv_b, CODE_FOR_msa_addv_h, CODE_FOR_msa_addv_w)
24338 (CODE_FOR_msa_addv_d, CODE_FOR_msa_and_v, CODE_FOR_msa_bmnz_v)
24339 (CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bmz_v, CODE_FOR_msa_bmzi_b)
24340 (CODE_FOR_msa_bnz_v, CODE_FOR_msa_bz_v, CODE_FOR_msa_bsel_v)
24341 (CODE_FOR_msa_bseli_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w)
24342 (CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b)
24343 (CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w)
24344 (CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clti_u_b)
24345 (CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w)
24346 (CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_s_b)
24347 (CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w)
24348 (CODE_FOR_msa_clei_s_d, CODE_FOR_msa_clei_u_b)
24349 (CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w)
24350 (CODE_FOR_msa_clei_u_d, CODE_FOR_msa_div_s_b)
24351 (CODE_FOR_msa_div_s_h, CODE_FOR_msa_div_s_w)
24352 (CODE_FOR_msa_div_s_d, CODE_FOR_msa_div_u_b)
24353 (CODE_FOR_msa_div_u_h, CODE_FOR_msa_div_u_w)
24354 (CODE_FOR_msa_div_u_d, CODE_FOR_msa_fadd_w, CODE_FOR_msa_fadd_d)
24355 (CODE_FOR_msa_fexdo_w, CODE_FOR_msa_ftrunc_s_w)
24356 (CODE_FOR_msa_ftrunc_s_d, CODE_FOR_msa_ftrunc_u_w)
24357 (CODE_FOR_msa_ftrunc_u_d, CODE_FOR_msa_ffint_s_w)
24358 (CODE_FOR_msa_ffint_s_d, CODE_FOR_msa_ffint_u_w)
24359 (CODE_FOR_msa_ffint_u_d, CODE_FOR_msa_fsub_w)
24360 (CODE_FOR_msa_fsub_d, CODE_FOR_msa_fmsub_d, CODE_FOR_msa_fmadd_w)
24361 (CODE_FOR_msa_fmadd_d, CODE_FOR_msa_fmsub_w, CODE_FOR_msa_fmul_w)
24362 (CODE_FOR_msa_fmul_d, CODE_FOR_msa_fdiv_w, CODE_FOR_msa_fdiv_d)
24363 (CODE_FOR_msa_fmax_w, CODE_FOR_msa_fmax_d, CODE_FOR_msa_fmax_a_w)
24364 (CODE_FOR_msa_fmax_a_d, CODE_FOR_msa_fmin_w, CODE_FOR_msa_fmin_d)
24365 (CODE_FOR_msa_fmin_a_w, CODE_FOR_msa_fmin_a_d)
24366 (CODE_FOR_msa_fsqrt_w, CODE_FOR_msa_fsqrt_d)
24367 (CODE_FOR_msa_max_s_b, CODE_FOR_msa_max_s_h)
24368 (CODE_FOR_msa_max_s_w, CODE_FOR_msa_max_s_d)
24369 (CODE_FOR_msa_max_u_b, CODE_FOR_msa_max_u_h)
24370 (CODE_FOR_msa_max_u_w, CODE_FOR_msa_max_u_d)
24371 (CODE_FOR_msa_min_s_b, CODE_FOR_msa_min_s_h)
24372 (CODE_FOR_msa_min_s_w, CODE_FOR_msa_min_s_d)
24373 (CODE_FOR_msa_min_u_b, CODE_FOR_msa_min_u_h)
24374 (CODE_FOR_msa_min_u_w, CODE_FOR_msa_min_u_d)
24375 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
24376 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
24377 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
24378 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
24379 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
24380 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
24381 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
24382 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
24383 (CODE_FOR_msa_mulv_b, CODE_FOR_msa_mulv_h, CODE_FOR_msa_mulv_w)
24384 (CODE_FOR_msa_mulv_d, CODE_FOR_msa_nlzc_b, CODE_FOR_msa_nlzc_h)
24385 (CODE_FOR_msa_nlzc_w, CODE_FOR_msa_nlzc_d, CODE_FOR_msa_nor_v)
24386 (CODE_FOR_msa_or_v, CODE_FOR_msa_ori_b, CODE_FOR_msa_nori_b)
24387 (CODE_FOR_msa_pcnt_b, CODE_FOR_msa_pcnt_h, CODE_FOR_msa_pcnt_w)
24388 (CODE_FOR_msa_pcnt_d, CODE_FOR_msa_xor_v, CODE_FOR_msa_xori_b)
24389 (CODE_FOR_msa_sll_b, CODE_FOR_msa_sll_h, CODE_FOR_msa_sll_w)
24390 (CODE_FOR_msa_sll_d, CODE_FOR_msa_slli_b, CODE_FOR_msa_slli_h)
24391 (CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, CODE_FOR_msa_sra_b)
24392 (CODE_FOR_msa_sra_h, CODE_FOR_msa_sra_w, CODE_FOR_msa_sra_d)
24393 (CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w)
24394 (CODE_FOR_msa_srai_d, CODE_FOR_msa_srl_b, CODE_FOR_msa_srl_h)
24395 (CODE_FOR_msa_srl_w, CODE_FOR_msa_srl_d, CODE_FOR_msa_srli_b)
24396 (CODE_FOR_msa_srli_h, CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d)
24397 (CODE_FOR_msa_subv_b, CODE_FOR_msa_subv_h, CODE_FOR_msa_subv_w)
24398 (CODE_FOR_msa_subv_d, CODE_FOR_msa_subvi_b, CODE_FOR_msa_subvi_h)
24399 (CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, CODE_FOR_msa_move_v)
24400 (CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, CODE_FOR_msa_vshf_w)
24401 (CODE_FOR_msa_vshf_d, CODE_FOR_msa_ilvod_d, CODE_FOR_msa_ilvev_d)
24402 (CODE_FOR_msa_pckod_d, CODE_FOR_msa_pckdev_d, CODE_FOR_msa_ldi_b)
24403 (CODE_FOR_msa_ldi_hi, CODE_FOR_msa_ldi_w)
24404 (CODE_FOR_msa_ldi_d): New code_aliasing macros.
24405 (mips_builtins): Add MSA sll_b, sll_h, sll_w, sll_d, slli_b,
24406 slli_h, slli_w, slli_d, sra_b, sra_h, sra_w, sra_d, srai_b,
24407 srai_h, srai_w, srai_d, srar_b, srar_h, srar_w, srar_d, srari_b,
24408 srari_h, srari_w, srari_d, srl_b, srl_h, srl_w, srl_d, srli_b,
24409 srli_h, srli_w, srli_d, srlr_b, srlr_h, srlr_w, srlr_d, srlri_b,
24410 srlri_h, srlri_w, srlri_d, bclr_b, bclr_h, bclr_w, bclr_d,
24411 bclri_b, bclri_h, bclri_w, bclri_d, bset_b, bset_h, bset_w,
24412 bset_d, bseti_b, bseti_h, bseti_w, bseti_d, bneg_b, bneg_h,
24413 bneg_w, bneg_d, bnegi_b, bnegi_h, bnegi_w, bnegi_d, binsl_b,
24414 binsl_h, binsl_w, binsl_d, binsli_b, binsli_h, binsli_w,
24415 binsli_d, binsr_b, binsr_h, binsr_w, binsr_d, binsri_b, binsri_h,
24416 binsri_w, binsri_d, addv_b, addv_h, addv_w, addv_d, addvi_b,
24417 addvi_h, addvi_w, addvi_d, subv_b, subv_h, subv_w, subv_d,
24418 subvi_b, subvi_h, subvi_w, subvi_d, max_s_b, max_s_h, max_s_w,
24419 max_s_d, maxi_s_b, maxi_s_h, maxi_s_w, maxi_s_d, max_u_b,
24420 max_u_h, max_u_w, max_u_d, maxi_u_b, maxi_u_h, maxi_u_w,
24421 maxi_u_d, min_s_b, min_s_h, min_s_w, min_s_d, mini_s_b, mini_s_h,
24422 mini_s_w, mini_s_d, min_u_b, min_u_h, min_u_w, min_u_d, mini_u_b,
24423 mini_u_h, mini_u_w, mini_u_d, max_a_b, max_a_h, max_a_w, max_a_d,
24424 min_a_b, min_a_h, min_a_w, min_a_d, ceq_b, ceq_h, ceq_w, ceq_d,
24425 ceqi_b, ceqi_h, ceqi_w, ceqi_d, clt_s_b, clt_s_h, clt_s_w,
24426 clt_s_d, clti_s_b, clti_s_h, clti_s_w, clti_s_d, clt_u_b,
24427 clt_u_h, clt_u_w, clt_u_d, clti_u_b, clti_u_h, clti_u_w,
24428 clti_u_d, cle_s_b, cle_s_h, cle_s_w, cle_s_d, clei_s_b, clei_s_h,
24429 clei_s_w, clei_s_d, cle_u_b, cle_u_h, cle_u_w, cle_u_d, clei_u_b,
24430 clei_u_h, clei_u_w, clei_u_d, ld_b, ld_h, ld_w, ld_d, st_b, st_h,
24431 st_w, st_d, sat_s_b, sat_s_h, sat_s_w, sat_s_d, sat_u_b, sat_u_h,
24432 sat_u_w, sat_u_d, add_a_b, add_a_h, add_a_w, add_a_d, adds_a_b,
24433 adds_a_h, adds_a_w, adds_a_d, adds_s_b, adds_s_h, adds_s_w,
24434 adds_s_d, adds_u_b, adds_u_h, adds_u_w, adds_u_d, ave_s_b,
24435 ave_s_h, ave_s_w, ave_s_d, ave_u_b, ave_u_h, ave_u_w, ave_u_d,
24436 aver_s_b, aver_s_h, aver_s_w, aver_s_d, aver_u_b, aver_u_h,
24437 aver_u_w, aver_u_d, subs_s_b, subs_s_h, subs_s_w, subs_s_d,
24438 subs_u_b, subs_u_h, subs_u_w, subs_u_d, subsuu_s_b, subsuu_s_h,
24439 subsuu_s_w, subsuu_s_d, subsus_u_b, subsus_u_h, subsus_u_w,
24440 subsus_u_d, asub_s_b, asub_s_h, asub_s_w, asub_s_d, asub_u_b,
24441 asub_u_h, asub_u_w, asub_u_d, mulv_b, mulv_h, mulv_w, mulv_d,
24442 maddv_b, maddv_h, maddv_w, maddv_d, msubv_b, msubv_h, msubv_w,
24443 msubv_d, div_s_b, div_s_h, div_s_w, div_s_d, div_u_b, div_u_h,
24444 div_u_w, div_u_d, hadd_s_h, hadd_s_w, hadd_s_d, hadd_u_h,
24445 hadd_u_w, hadd_u_d, hsub_s_h, hsub_s_w, hsub_s_d, hsub_u_h,
24446 hsub_u_w, hsub_u_d, mod_s_b, mod_s_h, mod_s_w, mod_s_d, mod_u_b,
24447 mod_u_h, mod_u_w, mod_u_d, dotp_s_h, dotp_s_w, dotp_s_d,
24448 dotp_u_h, dotp_u_w, dotp_u_d, dpadd_s_h, dpadd_s_w, dpadd_s_d,
24449 dpadd_u_h, dpadd_u_w, dpadd_u_d, dpsub_s_h, dpsub_s_w, dpsub_s_d,
24450 dpsub_u_h, dpsub_u_w, dpsub_u_d, sld_b, sld_h, sld_w, sld_d,
24451 sldi_b, sldi_h, sldi_w, sldi_d, splat_b, splat_h, splat_w,
24452 splat_d, splati_b, splati_h, splati_w, splati_d, pckev_b,
24453 pckev_h, pckev_w, pckev_d, pckod_b, pckod_h, pckod_w, pckod_d,
24454 ilvl_b, ilvl_h, ilvl_w, ilvl_d, ilvr_b, ilvr_h, ilvr_w, ilvr_d,
24455 ilvev_b, ilvev_h, ilvev_w, ilvev_d, ilvod_b, ilvod_h, ilvod_w,
24456 ilvod_d, vshf_b, vshf_h, vshf_w, vshf_d, and_v, andi_b, or_v,
24457 ori_b, nor_v, nori_b, xor_v, xori_b, bmnz_v, bmnzi_b, bmz_v,
24458 bmzi_b, bsel_v, bseli_b, shf_b, shf_h, shf_w, bnz_v, bz_v,
24459 fill_b, fill_h, fill_w, fill_d, pcnt_b, pcnt_h, pcnt_w,
24460 pcnt_d, nloc_b, nloc_h, nloc_w, nloc_d, nlzc_b, nlzc_h, nlzc_w,
24461 nlzc_d, copy_s_b, copy_s_h, copy_s_w, copy_s_d, copy_u_b,
24462 copy_u_h, copy_u_w, copy_u_d, insert_b, insert_h, insert_w,
24463 insert_d, insve_b, insve_h, insve_w, insve_d, bnz_b, bnz_h,
24464 bnz_w, bnz_d, bz_b, bz_h, bz_w, bz_d, ldi_b, ldi_h, ldi_w, ldi_d,
24465 fcaf_w, fcaf_d, fcor_w, fcor_d, fcun_w, fcun_d, fcune_w, fcune_d,
24466 fcueq_w, fcueq_d, fceq_w, fceq_d, fcne_w, fcne_d, fclt_w, fclt_d,
24467 fcult_w, fcult_d, fcle_w, fcle_d, fcule_w, fcule_d, fsaf_w,
24468 fsaf_d, fsor_w, fsor_d, fsun_w, fsun_d, fsune_w, fsune_d,
24469 fsueq_w, fsueq_d, fseq_w, fseq_d, fsne_w, fsne_d, fslt_w,
24470 fslt_d, fsult_w, fsult_d, fsle_w, fsle_d, fsule_w, fsule_d,
24471 fadd_w, fadd_d, fsub_w, fsub_d, fmul_w, fmul_d, fdiv_w, fdiv_d,
24472 fmadd_w, fmadd_d, fmsub_w, fmsub_d, fexp2_w, fexp2_d, fexdo_h,
24473 fexdo_w, ftq_h, ftq_w, fmin_w, fmin_d, fmin_a_w, fmin_a_d,
24474 fmax_w, fmax_d, fmax_a_w, fmax_a_d, mul_q_h, mul_q_w, mulr_q_h,
24475 mulr_q_w, madd_q_h, madd_q_w, maddr_q_h, maddr_q_w, msub_q_h,
24476 msub_q_w, msubr_q_h, msubr_q_w, fclass_w, fclass_d, fsqrt_w,
24477 fsqrt_d, frcp_w, frcp_d, frint_w, frint_d, frsqrt_w, frsqrt_d,
24478 flog2_w, flog2_d, fexupl_w, fexupl_d, fexupr_w, fexupr_d, ffql_w,
24479 ffql_d, ffqr_w, ffqr_d, ftint_s_w, ftint_s_d, ftint_u_w,
24480 ftint_u_d, ftrunc_s_w, ftrunc_s_d, ftrunc_u_w, ftrunc_u_d,
24481 ffint_s_w, ffint_s_d, ffint_u_w, ffint_u_d, ctcmsa, cfcmsa,
24483 (mips_get_builtin_decl_index): New array.
24484 (MIPS_ATYPE_QI, MIPS_ATYPE_HI, MIPS_ATYPE_V2DI, MIPS_ATYPE_V4SI)
24485 (MIPS_ATYPE_V8HI, MIPS_ATYPE_V16QI, MIPS_ATYPE_V2DF)
24486 (MIPS_ATYPE_V4SF, MIPS_ATYPE_UV2DI, MIPS_ATYPE_UV4SI)
24487 (MIPS_ATYPE_UV8HI, MIPS_ATYPE_UV16QI): New.
24488 (mips_init_builtins): Initialize mips_get_builtin_decl_index
24490 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
24492 (mips_expand_builtin_insn): Prepare operands for
24493 CODE_FOR_msa_addvi_b, CODE_FOR_msa_addvi_h, CODE_FOR_msa_addvi_w,
24494 CODE_FOR_msa_addvi_d, CODE_FOR_msa_clti_u_b,
24495 CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w,
24496 CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_u_b,
24497 CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w,
24498 CODE_FOR_msa_clei_u_d, CODE_FOR_msa_maxi_u_b,
24499 CODE_FOR_msa_maxi_u_h, CODE_FOR_msa_maxi_u_w,
24500 CODE_FOR_msa_maxi_u_d, CODE_FOR_msa_mini_u_b,
24501 CODE_FOR_msa_mini_u_h, CODE_FOR_msa_mini_u_w,
24502 CODE_FOR_msa_mini_u_d, CODE_FOR_msa_subvi_b,
24503 CODE_FOR_msa_subvi_h, CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d,
24504 CODE_FOR_msa_ceqi_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w,
24505 CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b,
24506 CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w,
24507 CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clei_s_b,
24508 CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w,
24509 CODE_FOR_msa_clei_s_d, CODE_FOR_msa_maxi_s_b,
24510 CODE_FOR_msa_maxi_s_h, CODE_FOR_msa_maxi_s_w,
24511 CODE_FOR_msa_maxi_s_d, CODE_FOR_msa_mini_s_b,
24512 CODE_FOR_msa_mini_s_h, CODE_FOR_msa_mini_s_w,
24513 CODE_FOR_msa_mini_s_d, CODE_FOR_msa_andi_b, CODE_FOR_msa_ori_b,
24514 CODE_FOR_msa_nori_b, CODE_FOR_msa_xori_b, CODE_FOR_msa_bmzi_b,
24515 CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bseli_b, CODE_FOR_msa_fill_b,
24516 CODE_FOR_msa_fill_h, CODE_FOR_msa_fill_w, CODE_FOR_msa_fill_d,
24517 CODE_FOR_msa_ilvl_b, CODE_FOR_msa_ilvl_h, CODE_FOR_msa_ilvl_w,
24518 CODE_FOR_msa_ilvl_d, CODE_FOR_msa_ilvr_b, CODE_FOR_msa_ilvr_h,
24519 CODE_FOR_msa_ilvr_w, CODE_FOR_msa_ilvr_d, CODE_FOR_msa_ilvev_b,
24520 CODE_FOR_msa_ilvev_h, CODE_FOR_msa_ilvev_w, CODE_FOR_msa_ilvod_b,
24521 CODE_FOR_msa_ilvod_h, CODE_FOR_msa_ilvod_w, CODE_FOR_msa_pckev_b,
24522 CODE_FOR_msa_pckev_h, CODE_FOR_msa_pckev_w, CODE_FOR_msa_pckod_b,
24523 CODE_FOR_msa_pckod_h, CODE_FOR_msa_pckod_w, CODE_FOR_msa_slli_b,
24524 CODE_FOR_msa_slli_h, CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d,
24525 CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w,
24526 CODE_FOR_msa_srai_d, CODE_FOR_msa_srli_b, CODE_FOR_msa_srli_h,
24527 CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d, CODE_FOR_msa_insert_b,
24528 CODE_FOR_msa_insert_h, CODE_FOR_msa_insert_w,
24529 CODE_FOR_msa_insert_d, CODE_FOR_msa_insve_b,
24530 CODE_FOR_msa_insve_h, CODE_FOR_msa_insve_w, CODE_FOR_msa_insve_d,
24531 CODE_FOR_msa_shf_b, CODE_FOR_msa_shf_h, CODE_FOR_msa_shf_w,
24532 CODE_FOR_msa_shf_w_f, CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h,
24533 CODE_FOR_msa_vshf_w, CODE_FOR_msa_vshf_d.
24534 (mips_expand_builtin): Add case for MIPS_BULTIN_MSA_TEST_BRANCH.
24535 (mips_set_compression_mode): Disallow MSA with MIPS16 code.
24536 (mips_option_override): -mmsa requires -mfp64 and -mhard-float.
24537 These are set implicitly and an error is reported if overridden.
24538 (mips_expand_builtin_msa_test_branch): New function.
24539 (mips_expand_msa_shuffle): Likewise.
24540 (MAX_VECT_LEN): Increase maximum length of a vector to 16 bytes.
24541 (TARGET_SCHED_REASSOCIATION_WIDTH): Define target hook.
24542 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Likewise.
24543 (mips_expand_vec_unpack): Add support for MSA.
24544 (mips_expand_vector_init): Likewise.
24545 (mips_expand_vi_constant): Use CONST0_RTX (element_mode)
24546 instead of const0_rtx.
24547 (mips_msa_vec_parallel_const_half): New function.
24548 (mips_gen_const_int_vector): Likewise.
24549 (mips_gen_const_int_vector_shuffle): Likewise.
24550 (mips_expand_msa_cmp): Likewise.
24551 (mips_expand_vec_cond_expr): Likewise.
24552 * config/mips/mips.h
24553 (TARGET_CPU_CPP_BUILTINS): Add __mips_msa and __mips_msa_width.
24554 (OPTION_DEFAULT_SPECS): Ignore --with-fp-32 if -mmsa is
24556 (ASM_SPEC): Pass mmsa and mno-msa to the assembler.
24557 (ISA_HAS_MSA): New macro.
24558 (UNITS_PER_MSA_REG): Likewise.
24559 (BITS_PER_MSA_REG): Likewise.
24560 (BIGGEST_ALIGNMENT): Redefine using ISA_HAS_MSA.
24561 (MSA_REG_FIRST): New macro.
24562 (MSA_REG_LAST): Likewise.
24563 (MSA_REG_NUM): Likewise.
24564 (MSA_REG_P): Likewise.
24565 (MSA_REG_RTX_P): Likewise.
24566 (MSA_SUPPORTED_MODE_P): Likewise.
24567 (HARD_REGNO_CALL_PART_CLOBBERED): Redefine using TARGET_MSA.
24568 (ADDITIONAL_REGISTER_NAMES): Add named registers $w0-$w31.
24569 * config/mips/mips.md: Include mips-msa.md.
24570 (alu_type): Add simd_add.
24571 (mode): Add V2DI, V4SI, V8HI, V16QI, V2DF, V4SF.
24572 (type): Add simd_div, simd_fclass, simd_flog2, simd_fadd,
24573 simd_fcvt, simd_fmul, simd_fmadd, simd_fdiv, simd_bitins,
24574 simd_bitmov, simd_insert, simd_sld, simd_mul, simd_fcmp,
24575 simd_fexp2, simd_int_arith, simd_bit, simd_shift, simd_splat,
24576 simd_fill, simd_permute, simd_shf, simd_sat, simd_pcnt,
24577 simd_copy, simd_branch, simd_cmsa, simd_fminmax, simd_logic,
24578 simd_move, simd_load, simd_store. Choose "multi" for moves
24580 (qword_mode): New attribute.
24581 (insn_count): Add instruction count for quad moves.
24582 Increase the count for MIPS SIMD division.
24583 (UNITMODE): Add UNITMODEs for vector types.
24584 (addsub): New code iterator.
24585 * config/mips/mips.opt (mmsa): New option.
24586 * config/mips/msa.h: New file.
24587 * config/mips/mti-elf.h: Don't infer -mfpxx if -mmsa is
24589 * config/mips/mti-linux.h: Likewise.
24590 * config/mips/predicates.md
24591 (const_msa_branch_operand): New constraint.
24592 (const_uimm3_operand): Likewise.
24593 (const_uimm4_operand): Likewise.
24594 (const_uimm5_operand): Likewise.
24595 (const_uimm8_operand): Likewise.
24596 (const_imm5_operand): Likewise.
24597 (aq10b_operand): Likewise.
24598 (aq10h_operand): Likewise.
24599 (aq10w_operand): Likewise.
24600 (aq10d_operand): Likewise.
24601 (const_m1_operand): Likewise.
24602 (reg_or_m1_operand): Likewise.
24603 (const_exp_2_operand): Likewise.
24604 (const_exp_4_operand): Likewise.
24605 (const_exp_8_operand): Likewise.
24606 (const_exp_16_operand): Likewise.
24607 (const_vector_same_val_operand): Likewise.
24608 (const_vector_same_simm5_operand): Likewise.
24609 (const_vector_same_uimm5_operand): Likewise.
24610 (const_vector_same_uimm6_operand): Likewise.
24611 (const_vector_same_uimm8_operand): Likewise.
24612 (par_const_vector_shf_set_operand): Likewise.
24613 (reg_or_vector_same_val_operand): Likewise.
24614 (reg_or_vector_same_simm5_operand): Likewise.
24615 (reg_or_vector_same_uimm6_operand): Likewise.
24616 * doc/extend.texi (MIPS SIMD Architecture Functions): New
24618 * doc/invoke.texi (-mmsa): Document new option.
24620 2016-05-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
24622 * configure.ac (enable_vtable_verify): Handle --enable-vtable-verify.
24623 * configure: Regenerate.
24624 * config.in: Regenerate.
24625 * gcc.c (VTABLE_VERIFICATION_SPEC) [!ENABLE_VTABLE_VERIFY]: Error
24626 on -fvtable-verify.
24627 * config/sol2.h [!ENABLE_VTABLE_VERIFY] (STARTFILE_VTV_SPEC): Define.
24628 (ENDFILE_VTV_SPEC): Define.
24630 2016-05-09 Kaushik Phatak <kaushik.phatak@kpit.com>
24632 * config/rl78/rl78.c (rl78_expand_prologue): Save the MDUC related
24633 registers in all interrupt handlers if necessary.
24634 (rl78_option_override): Add warning.
24635 (MUST_SAVE_MDUC_REGISTERS): New macro.
24636 (rl78_expand_epilogue): Restore the MDUC registers if necessary.
24637 * config/rl78/rl78.c (check_mduc_usage): New function.
24638 (mduc_regs): New structure to hold MDUC register data.
24639 * config/rl78/rl78.md (is_g13_muldiv_insn): New attribute.
24640 (mulsi3_g13): Add is_g13_muldiv_insn attribute.
24641 (udivmodsi4_g13): Add is_g13_muldiv_insn attribute.
24642 (mulhi3_g13): Add is_g13_muldiv_insn attribute.
24643 * config/rl78/rl78.opt (msave-mduc-in-interrupts): New option.
24644 * doc/invoke.texi (RL78 Options): Add -msave-mduc-in-interrupts.
24646 2016-05-09 Bin Cheng <bin.cheng@arm.com>
24648 * tree-if-conv.c (tree-ssa-loop.h): Include header file.
24649 (tree-ssa-loop-niter.h): Ditto.
24650 (idx_within_array_bound, ref_within_array_bound): New functions.
24651 (ifcvt_memrefs_wont_trap): Check if array ref is within bound.
24652 Factor out check on writable base object to ...
24653 (base_object_writable): ... here.
24655 2016-05-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24657 * config/arm/arm.md (probe_stack): Add modes to set source
24660 2016-05-09 Bernd Schmidt <bschmidt@redhat.com>
24662 * regrename.c (base_reg_class_for_rename): New static function.
24663 (scan_rtx_address, scan_rtx): Use it instead of base_reg_class.
24665 2016-05-08 Jan Hubicka <hubicka@ucw.cz>
24667 * cgraph.c (thunk_adjust): Export.
24668 * cgraphclones.c (cgraph_node::create_clone): Clone thunk info.
24669 * cgraphunit.c (thunk_adjust): Export.
24670 (cgraph_node::assemble_thunks_and_aliases): Do not assemble inlined
24672 * ipa-inline-analyssi.c (compute_inline_parameters): Thunks are
24674 * tree-inline.c (expand_call_inline): Expand thunks inline.
24676 2016-05-08 Uros Bizjak <ubizjak@gmail.com>
24679 * config/i386/sse.md (*sse2_vd_cvtsd2ss): New insn pattern.
24680 (*sse2_vd_cvtss2sd): Ditto.
24681 * config/i386/i386.md
24682 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf splitter):
24683 Generate *sse2_vd_cvtsd2ss pattern.
24684 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df splitter):
24685 Generate *sse2_vd_cvtss2sd pattern.
24687 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
24689 * config/sh/sh.h (GET_SH_ARG_CLASS): Convert macro into ...
24690 * config/sh/sh.c (get_sh_arg_class): ... this new function. Update its
24693 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
24695 * config/sh/sh-protos.h (sh_media_register_for_return): Remove.
24696 * config/sh/sh.c: Define and declare variables on first use throughout
24698 (current_function_interrupt): Change to bool type.
24699 (frame_insn): Rename to emit_frame_insn and update users.
24700 (push_regs): Use bool for 'interrupt_handler' argument.
24701 (save_schedule_s): Remove.
24702 (TARGET_ASM_UNALIGNED_DI_OP, TARGET_ASM_ALIGNED_DI_OP): Remove.
24703 (sh_option_override): Don't nullify targetm.asm_out.aligned_op.di and
24704 targetm.asm_out.unaligned_op.di.
24705 (gen_far_branch): Remove redundant forward declaration.
24706 (sh_media_register_for_return, MAX_SAVED_REGS, save_entry_s, save_entry,
24707 MAX_TEMPS, save_schedule_ssave_schedule): Remove.
24708 (sh_set_return_address, sh_function_ok_for_sibcall,
24709 scavenge_reg): Update comments.
24710 (sh_builtin_saveregs): Use TRAGET_FPU_ANY condition.
24711 (sh2a_get_function_vector_number, sh2a_function_vector_p): Use for loop.
24712 (sh_attr_renesas_p): Remove unnecessary parentheses.
24713 (branch_dest): Simplify.
24714 * config/sh/sh.h (sh_args): Remove byref, byref_regs, stack_regs fields.
24715 Change force_mem, prototype_p, outgoing, renesas_abi fields to bool.
24716 (CUMULATIVE_ARGS): Change macro to typedef.
24717 (current_function_interrupt): Change to bool type.
24718 (sh_arg_class, sh_args, CUMULATIVE_ARGS, current_function_interrupt):
24719 Surround with __cplusplus ifdef.
24720 (sh_compare_op0, sh_compare_op1): Remove.
24721 (EPILOGUE_USES): Use TARGET_FPU_ANY condition.
24723 2016-05-07 Jim Wilson <jim.wilson@linaro.org>
24725 * config/arm/arm.md (arch): Add neon.
24726 (arch_enabled): Return yes for arch neon when TARGET_NEON.
24727 * config/arm/vfp.md (movdf_vfp): Add w/G as alternative 3. Add
24728 neon_move as type for alt 3. Add arch attr enabling alt 3 for neon.
24729 Emit vmov.i64 for alt 3. Renumber alternatives 3 to 8. Adjust
24730 attributes for alt renumbering. Mark alt 3 as non-predicable.
24731 (thumb2_movdf_vfp): Likewise.
24733 2016-05-07 Uros Bizjak <ubizjak@gmail.com>
24735 * config/i386/i386.md (*addqi_1): Add preferred_for_speed attribute
24736 to disparage alternatives 3 and 4 for TARGET_PARTIAL_REG_STALL targets.
24737 (*andqi_1): Add preferred_for_speed attribute to disparage
24738 alternative 2 for TARGET_PARTIAL_REG_STALL targets.
24739 (*<code>qi_1): Ditto.
24740 (*one_cmplqi2_1): Add preferred_for_speed attribute to disparage
24741 alternative 1 for TARGET_PARTIAL_REG_STALL targets.
24742 (*ashlqi3_1): Ditto.
24743 (*swap<mode>): Merge from *swap<mode>_1 and *swap<mode>_2 patterns.
24744 Add preferred_for_size attribute to disparage alternative 0 and
24745 preferred_for_speed attribute to disparage alternative 1 for
24746 TARGET_PARTIAL_REG_STALL targets.
24748 2016-05-07 Tom de Vries <tom@codesourcery.com>
24750 PR tree-optimization/70956
24751 * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL
24754 2016-05-07 Oleg Endo <olegendo@gcc.gnu.org>
24756 * config/sh/sh-protos.h (sh_cbranch_distance): Declare new function.
24757 * config/sh/sh.c (sh_cbranch_distance): Implement it.
24758 * config/sh/sh.md (branch_zero): Remove define_attr.
24759 (define_delay): Disable delay slot if branch distance is one insn.
24761 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
24763 * config/i386/i386.md (LEAMODE): New mode attribute.
24764 (plus to LEA splitter): Rewrite splitter using LEAMODE mode attribute.
24765 (ashift to LEA splitter): Rewrte splitter using SWI mode iterator
24766 and LEAMODE mode attribute. Use VOIDmode const_0_to_3_operand as
24767 operand 2 predicate.
24768 (*lea<mode>_general_2): Use VOIDmode for const248_operand.
24769 (*lea<mode>_general_3): Ditto.
24770 (*lea<mode>_general_4): Use VOIDmode for const_0_to_3_operand.
24772 2016-05-06 Jakub Jelinek <jakub@redhat.com>
24774 * genmddump.c (main): Convert argv from char ** to const char **.
24776 2016-05-06 David Malcolm <dmalcolm@redhat.com>
24778 * coretypes.h (OVERRIDE): New macro.
24779 (FINAL): New macro.
24781 2016-05-06 Eric Botcazou <ebotcazou@adacore.com>
24783 * tree-ssa-coalesce.c (gimple_can_coalesce_p): In the optimized case,
24784 allow coalescing if the types are compatible.
24786 2016-05-06 David Malcolm <dmalcolm@redhat.com>
24788 * pass_manager.h (pass_manager::register_pass_name): New method.
24789 (pass_manager::get_pass_by_name): New method.
24790 (pass_manager::create_pass_tab): New method.
24791 (pass_manager::m_name_to_pass_map): New field.
24792 * passes.c (name_to_pass_map): Delete global in favor of field
24793 "m_name_to_pass_map" of pass_manager.
24794 (register_pass_name): Rename from a function to...
24795 (pass_manager::register_pass_name): ...this method, updating
24796 for renaming of global "name_to_pass_map" to field
24797 "m_name_to_pass_map".
24798 (create_pass_tab): Rename from a function to...
24799 (pass_manager::create_pass_tab): ...this method, updating
24800 for renaming of global "name_to_pass_map" to field.
24801 (get_pass_by_name): Rename from a function to...
24802 (pass_manager::get_pass_by_name): ...this method.
24803 (enable_disable_pass): Convert use of get_pass_by_name to
24804 a method call, locating the pass_manager singleton.
24806 2016-05-06 David Malcolm <dmalcolm@redhat.com>
24808 * genattr-common.c (main): Convert argv from char ** to const char **.
24809 * genattr.c (main): Likewise.
24810 * genattrtab.c (main): Likewise.
24811 * genautomata.c (initiate_automaton_gen): Likewise.
24813 * gencodes.c (main): Likewise.
24814 * genconditions.c (main): Likewise.
24815 * genconfig.c (main): Likewise.
24816 * genconstants.c (main): Likewise.
24817 * genemit.c (main): Likewise.
24818 * genenums.c (main): Likewise.
24819 * genextract.c (main): Likewise.
24820 * genflags.c (main): Likewise.
24821 * genmddeps.c (main): Likewise.
24822 * genopinit.c (main): Likewise.
24823 * genoutput.c (main): Likewise.
24824 * genpeep.c (main): Likewise.
24825 * genpreds.c (main): Likewise.
24826 * genrecog.c (main): Likewise.
24827 * gensupport.c (init_rtx_reader_args_cb): Likewise.
24828 (init_rtx_reader_args): Likewise.
24829 * gensupport.h (init_rtx_reader_args_cb): Likewise.
24830 (init_rtx_reader_args): Likewise.
24831 * gentarget-def.c (main): Likewise.
24832 * read-md.c (read_md_files): Likewise.
24833 * read-md.h (read_md_files): Likewise.
24835 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
24837 * config/i386/i386.md (int cmove peephole2s): Use general_reg_operand
24838 instead of register_and_not_any_fp_reg_operand as operand 0 predicate.
24839 * config/i386/predicates.md (register_and_not_any_fp_reg_operand):
24840 Remove unused predicate.
24841 (register_and_not_fp_reg_operand): Ditto.
24843 2016-05-06 Martin Liska <mliska@suse.cz>
24845 * tree-if-conv.c (ifcvt_split_critical_edges): Use auto_vec
24846 instead of vec as the vector is local to the function.
24848 2016-05-06 Jakub Jelinek <jakub@redhat.com>
24850 * config/i386/sse.md (*<code>v8hi3, *<code>v16qi3): Add
24851 avx512bw alternative.
24853 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>): Move
24854 before the ashr<mode>3 pattern.
24856 * config/i386/sse.md (*avx2_pmaddwd, *sse2_pmaddwd): Use
24857 v instead of x in vex or maybe_vex alternatives, use
24858 maybe_evex instead of vex in prefix.
24860 * config/i386/sse.md (*vec_extractv4sf_0, *sse4_1_extractps,
24861 *vec_extractv4sf_mem, vec_extract_lo_v16hi, vec_extract_hi_v16hi,
24862 vec_extract_lo_v32qi, vec_extract_hi_v32qi): Use v instead of x
24863 in vex or maybe_vex alternatives, use maybe_evex instead of vex
24866 * config/i386/sse.md (*vec_concatv2sf_sse4_1, *vec_concatv4sf): Use
24867 v instead of x in vex or maybe_vex alternatives, use
24868 maybe_evex instead of vex in prefix.
24870 * config/i386/sse.md (sse_shufps_<mode>, sse_storehps, sse_loadhps,
24871 sse_storelps, sse_movss, avx2_vec_dup<mode>, avx2_vec_dupv8sf_1,
24872 sse2_shufpd_<mode>, sse2_storehpd, sse2_storelpd, sse2_loadhpd,
24873 sse2_loadlpd, sse2_movsd): Use v instead of x in vex or maybe_vex
24874 alternatives, use maybe_evex instead of vex in prefix.
24876 * config/i386/sse.md (vec_interleave_lowv4sf,
24877 *vec_interleave_highv2df, *vec_interleave_lowv2df): Use
24878 v instead of x in vex or maybe_vex alternatives, use
24879 maybe_evex instead of vex in prefix.
24881 * config/i386/sse.md (sse_movhlps, sse_movlhps): Use
24882 v instead of x in vex or maybe_vex alternatives, use
24883 maybe_evex instead of vex in prefix.
24885 * config/i386/sse.md (*avx_cvtpd2dq256_2, *avx_cvtps2pd256_2): Use
24886 v constraint instead of x.
24888 2016-05-06 Nathan Sidwell <nathan@codesourcery.com>
24890 * gimple.c (gimple_call_same_target_p): Unique functions are eq.
24891 * tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq
24894 2016-05-06 Richard Biener <rguenther@suse.de>
24896 PR tree-optimization/70948
24897 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
24898 Properly clobber all fields of va_list for __builtin_va_start.
24900 2016-05-06 Yuri Rumyantsev <ysrumyan@gmail.com>
24903 * tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with
24904 loop latch destination.
24906 2016-05-06 Martin Liska <mliska@suse.cz>
24908 * tree-ssa-uninit.c: Apply manual changes
24909 to the GNU coding style.
24910 (prune_uninit_phi_opnds): Rename from
24911 prune_uninit_phi_opnds_in_unrealizable_paths.
24913 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
24915 * config/sh/sh.opt (madjust-unroll, minvalid-symbols, msoft-atomic,
24916 mspace): Remove deprecated options.
24917 * doc/invoke.texi (SH options): Remove -mspace.
24919 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
24921 * config/sh/sh.md (ic_invalidate_line_sh4a): Fix insn length.
24923 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
24925 * config/sh/sh.md (*cmpeqsi_t): Remove combine insn pattern and similar
24926 corresponding combine split pattern.
24928 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
24931 * config/sh/predicates.md (long_displacement_mem_operand): New.
24932 * config/sh/sh.md (movsi_i): Allow for SH2A, disallow for any FPU.
24933 Add movi20, movi20s alternatives. Adjust length attribute for
24935 (movsi_ie): Allow for any FPU. Adjust length attribute for
24937 (movsi_i_lowpart): Add movi20, movi20s alternatives. Adjust length
24938 attribute for alternatives.
24939 (*mov<mode>): Use long_displacement_mem_operand for length attribute.
24940 (*movdi_i, movdf_k, movdf_i4, movsf_i, movsf_ie, movsf_ie_ra): Adjust
24941 length attribute for alternatives.
24943 2016-05-06 Richard Biener <rguenther@suse.de>
24945 PR tree-optimization/70960
24946 * tree-if-conv.c (ifcvt_walk_pattern_tree): Handle non-SSA ops.
24948 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
24951 * config/sh/sh.md (*cmp_div0s_7, *cmp_div0s_8): Add div0s variants.
24952 * config/sh/sh.c (sh_rtx_costs): Add another div0s case.
24954 2016-05-06 Marek Polacek <polacek@redhat.com>
24957 * ubsan.c (get_ubsan_type_info_for_type): Remove assert.
24959 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
24962 * config/sh/sh.md (*rotcr): Add another variant.
24964 2016-05-06 Richard Biener <rguenther@suse.de>
24966 PR middle-end/70931
24967 * dwarf2out.c (native_encode_initializer): Skip zero-sized fields.
24969 2016-05-06 Richard Biener <rguenther@suse.de>
24971 PR middle-end/70941
24972 * fold-const.c (split_tree): Always convert to the original type
24975 2016-05-06 Richard Biener <rguenther@suse.de>
24977 * fwprop.c (fwprop): Remove duplicate cleanup_cfg call.
24978 (fwprop_addr): Likewise.
24980 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
24983 * config/i386/i386-protos.h (ix86_standard_x87sse_constant_load_p):
24985 * config/i386/i386.c (ix86_standard_x87sse_constant_load_p): New.
24986 * config/i386/i386.md (push mem splitter): Use find_constant_src in
24987 the splitter condition.
24988 (FP load splitter): Use ix86_standard_x87sse_constant_load_p in
24989 the splitter condition.
24990 (FP float_extend load splitter): Ditto.
24992 2016-05-05 Uros Bizjak <ubizjak@gmail.com>
24994 * config/i386/i386.md (peehole2 patterns): Change true_regnum
24995 to REGNO in all peephole2 patterns.
24996 (post-reload splitters): Change true_regnum to REGNO in
24997 post-reload splitters.
24998 (zero_extend splitters): Use general_reg_operand and
24999 nonimmediate_gr_operand predicates.
25001 2016-05-05 Jakub Jelinek <jakub@redhat.com>
25003 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>): Use
25004 v constraint instead of x.
25006 2016-05-05 Alan Modra <amodra@gmail.com>
25009 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
25010 set OPTION_MASK_RELOCATABLE when flag_pic == 2. Set
25011 TARGET_NO_FP_IN_TOC for -mrelocatable.
25012 (MINIMAL_TOC_SECTION_ASM_OP): Remove redundant
25013 TARGET_RELOCATABLE test.
25014 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
25015 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
25016 * config/rs6000/linux64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
25017 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
25018 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
25019 * config/rs6000/freebsd64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
25020 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
25021 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
25022 * config/rs6000/predicates.md (easy_fp_constant): Likewise.
25023 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
25025 (rs6000_assemble_integer): Update TARGET_RELOCATABLE test.
25026 (rs6000_stack_info): Likewise.
25027 (rs6000_elf_asm_out_constructor): Likewise.
25028 (rs6000_elf_asm_out_destructor): Likewise.
25029 (rs6000_elf_declare_function_name): Likewise.
25030 * config/rs6000/rs6000.md (load_toc_aix_di): Likewise.
25031 * config/rs6000/rs6000.h (MASK_RELOCATABLE, MASK_MINIMAL_TOC):
25034 2016-05-05 Alan Modra <amodra@gmail.com>
25036 * config/rs6000/rs6000.c (rs6000_frame_related): Rewrite.
25038 2016-05-05 Alan Modra <amodra@gmail.com>
25040 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
25041 out-of-line gpr restore for one or two regs if that would add
25044 2016-05-04 Uros Bizjak <ubizjak@gmail.com>
25047 * config/i386/i386.md
25048 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df peephole2):
25049 Change to post-epilogue_completed late splitter. Use sse_reg_operand
25050 as operand 0 predicate.
25051 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf peephole2):
25053 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float {si,di}->{sf,df} peephole2):
25054 Ditto. Emit the pattern using RTX.
25056 (TARGET_USE_VECTOR_FP_CONVERTS float_extend sf->df splitter):
25057 Use sse_reg_opreand as operand 0 predicate. Do not use true_regnum in
25058 the post-reload splitter. Use lowpart_subreg instead of gen_rtx_REG.
25059 (TARGET_USE_VECTOR_FP_CONVERTS float_truncate df->sf splitter):
25061 (TARGET_USE_VECTOR_CONVERTS float si->{sf,df} splitter): Use
25062 sse_reg_operand as operand 0 predicate.
25064 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_extend sf->df peephole2):
25065 Use sse_reg_opreand as operand 0 predicate. Use lowpart_subreg
25066 instead of gen_rtx_REG.
25067 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_truncate sf->df peephole2):
25070 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
25072 * function.c (emit_use_return_register_into_block): Delete.
25073 (gen_return_pattern): Delete.
25074 (emit_return_into_block): Delete.
25075 (active_insn_between): Delete.
25076 (convert_jumps_to_returns): Delete.
25077 (emit_return_for_exit): Delete.
25078 (thread_prologue_and_epilogue_insns): Delete all code dealing with
25079 simple_return for shrink-wrapped blocks.
25080 * shrink-wrap.c (try_shrink_wrapping): Insert simple_return at the
25081 end of blocks that need one.
25082 (get_unconverted_simple_return): Delete.
25083 (convert_to_simple_return): Delete.
25084 * shrink-wrap.c (get_unconverted_simple_return): Delete declaration.
25085 (convert_to_simple_return): Ditto.
25087 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
25089 * cfgcleanup.c (bb_is_just_return): New function.
25090 (try_optimize_cfg): Simplify jumps to return, branches to return,
25091 and branches around return.
25093 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
25095 * cfgcleanup.c (try_simplify_condjump): Don't try to simplify a
25096 branch to a return.
25098 2016-05-04 Jakub Jelinek <jakub@redhat.com>
25102 * tree-core.h (enum operand_equal_flag): Add OEP_HASH_CHECK.
25103 * tree.c (inchash::add_expr): If !IS_EXPR_CODE_CLASS (tclass),
25104 assert flags & OEP_HASH_CHECK, instead of asserting it
25105 never happens. Handle TARGET_EXPR.
25106 * fold-const.c (operand_equal_p): For hash verification,
25107 or in OEP_HASH_CHECK into flags.
25109 2016-05-04 Eric Botcazou <ebotcazou@adacore.com>
25111 * tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head
25113 (compute_samebase_partition_bases): Fix typo.
25115 2016-05-04 Jakub Jelinek <jakub@redhat.com>
25117 * config/i386/sse.md (vec_interleave_highv8sf,
25118 vec_interleave_lowv8sf, vec_interleave_highv4df,
25119 vec_interleave_lowv4df): Remove constraints from expanders.
25121 * config/i386/sse.md (sse2_movq128): Use v constraint instead of x.
25123 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
25125 * tree-inline.c (expand_call_inline): Fix path dealing with
25126 making lhs of call statement undefined.
25128 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
25130 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases):
25131 Check availability on NODE, too.
25132 * cgraph.h (symtab_node::call_for_symbol_and_aliases): Likewise.
25133 (cgraph_node::call_for_symbol_and_aliases): Likewise.
25134 (varpool_node::call_for_symbol_and_aliase): Likewise.
25135 * ipa-pure-const.c (add_new_function): Analyze all bodies.
25136 (propagate_pure_const): Propagate across interposable functions, too.
25137 (skip_function_for_local_pure_const): Do not skip interposable bodies
25139 (pass_local_pure_const::execute): Update.
25141 2016-05-04 Marek Polacek <polacek@redhat.com>
25143 * doc/invoke.texi: Document -Wdangling-else.
25145 2016-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
25147 * config.gcc: Error out when conflicting multilib is detected. Do not
25148 loop over multilibs since no combination is legal.
25150 2016-05-04 Alan Modra <amodra@gmail.com>
25152 * config/rs6000/rs6000.h (PIC_OFFSET_TABLE_REGNUM): Correct.
25153 * config/rs6000/sysv4.h (TARGET_TOC): Simplify.
25154 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
25157 2016-05-04 Matthew Fortune <matthew.fortune@imgtec.com>
25159 * config/mips/mips-cpus.def (p5600): Avoid IMADD by default.
25160 Clean up p5600 comments.
25162 2016-05-04 Richard Biener <rguenther@suse.de>
25164 * match.pd: Add BIT_FIELD_REF canonicalizations and vector
25165 constructor simplifications.
25166 * fold-const.c (fold_ternary_loc): Remove duplicate functionality here.
25168 2016-05-04 Oleg Endo <olegendo@gcc.gnu.org>
25170 * config/sh/predicates (post_inc_mem, pre_dec_mem): New predicates.
25171 * config/sh/sh-protos.h (sh_find_set_of_reg): Return null result if
25172 result.set_rtx is null instead of aborting.
25173 * config/sh/sh.h (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT):
25175 (USE_LOAD_PRE_DECREMENT, USE_STORE_POST_INCREMENT): Enable for SH2A.
25176 * config/sh/sh.md (*extend<mode>si2_predec, *mov<mode>_load_predec,
25177 *mov<mode>_store_postinc): New patterns.
25179 2016-05-04 Marc Glisse <marc.glisse@inria.fr>
25181 * match.pd ((A | B) & (A | C)): Generalize to BIT_XOR_EXPR. Mark
25182 as commutative. Check both conversions are NOP.
25183 ((A & B) OP (C & B)): Remove.
25185 2016-05-04 Alan Modra <amodra@gmail.com>
25187 * combine.c (simplify_set): Correct WORD_REGISTER_OPERATIONS test.
25189 2016-05-04 Alan Modra <amodra@gmail.com>
25192 * config/rs6000/rs6000.c (rs6000_stack_info): Don't set cr_save_p
25193 when cr2,3,4 are all fixed regs.
25195 2016-05-04 Bernd Schmidt <bschmidt@redhat.com>
25197 PR rtl-optimization/57193
25198 * opts.c (default_options_table): Revert OPT_frename_registers change.
25199 * doc/invoke.texi (-frename-registers, -O2): Likewise.
25201 2016-05-03 Martin Sebor <msebor@redhat.com>
25204 * builtins.c (fold_builtin_FILE): New function.
25205 (fold_builtin_FUNCTION, fold_builtin_LINE): New functions.
25206 (fold_builtin_0): Call them.
25207 * gimplify.c (gimplify_call_expr): Remove the handling of
25208 BUILT_IN_FILE, BUILT_IN_FUNCTION, and BUILT_IN_LINE.
25211 * doc/extend.texi (Other Builtins): Update __builtin_FILE,
25212 __builtin_FUNCTION, and __builtin_LINE to reflect they yield
25216 * doc/extend.texi (Function Names as Strings): Update __func__,
25217 __FUNCTION__, __PRETTY_FUNCTION__ to reflect they evaluate to
25220 2016-05-03 Jakub Jelinek <jakub@redhat.com>
25221 Richard Biener <rguenther@suse.de>
25223 PR tree-optimization/70916
25224 * tree-if-conv.c: Include cfganal.h.
25225 (pass_if_conversion::execute): Call connect_infinite_loops_to_exit
25226 and remove_fake_exit_edges around the optimization pass.
25228 2016-05-03 Jan Hubicka <hubicka@ucw.cz>
25230 * cgraph.c (symbol_table::create_edge): Set inline_failed.
25231 (cgraph_edge::make_direct): Likewise.
25232 (cgraph_edge::dump_edge_flags): Dump call_stmt_cannot_inline_p.
25233 * cgraphclones.c (duplicate_thunk_for_node): Set inline_failed.
25234 * cif-code.def (CIF_LTO_MISMATCHED_DECLARATIONS): New code
25235 (CIF_THUNK): New code.
25236 * ipa-inline-analysis.c (initialize_inline_failed): Preserve
25237 CIF_FINAL_ERROR codes; do not deal with call_stmt_cannot_inline_p.
25238 (compute_inline_parameters): Set inline_failed for thunks.
25239 (inline_analyze_function): Cleanup.
25240 * ipa-inline.c (can_inline_edge_p): Do not deal with
25241 call_stmt_cannot_inline_p.
25242 (can_early_inline_edge_p): Likewise.
25243 (early_inliner): Initialize inline_failed.
25244 * lto-cgraph.c (lto_output_edge): Sanity check inline_failed.
25246 2016-05-03 Uros Bizjak <ubizjak@gmail.com>
25248 * config/i386/predicates.md (x87nonimm_ssenomem_operand): Rename
25249 from nonimm_ssenomem_operand.
25250 (nonimm_ssenomem_operand): New predicate.
25251 * config/i386/i386.md (extendsfdf2): Use nonimm_ssenomem_operand
25252 as operand 0 predicate.
25253 (*extendsfdf2): Merge from *extendsfdf2_mixed and *extendsfdf2_i387.
25254 Disable unsupported alternatives using "enabled" attribute.
25255 Use register_ssemem_operand as operand 0 predicate.
25256 (*fop_<mode>_1): Use x87nonimm_ssenomem_operand as operand 1 predicate.
25258 2016-05-03 Marek Polacek <polacek@redhat.com>
25261 * input.c (expansion_point_location): New function.
25262 * input.h (expansion_point_location): Declare.
25264 2016-05-03 Pierre-Marie de Rodat <derodat@adacore.com>
25266 * dwarf2out.c (resolve_args_picking_1): Replace the frame_offset
25267 occurence with frame_offset_ ones.
25269 2016-05-03 Alan Modra <amodra@gmail.com>
25271 PR rtl-optimization/70890
25272 * ira.c (combine_and_move_insns): When moving def_insn, remove
25273 equivs on use_insn.
25275 2016-05-03 Dominik Vogt <vogt@linux.vnet.ibm.com>
25277 * config/s390/s390.md ("*r<noxa>sbg_<mode>_sll")
25278 ("*r<noxa>sbg_<mode>_srl"): New define_insns.
25279 ("*r<noxa>sbg_<mode>_srl_bitmask"): Rename by adding "_bitmask".
25280 ("*r<noxa>sbg_<mode>_sll_bitmask"): Likewise.
25282 2016-05-03 Alan Modra <amodra@gmail.com>
25284 * config/rs6000/rs6000.c (rs6000_savres_strategy): Correct condition
25285 for SAVE_MULTIPLE/STORE_MULTIPLE.
25287 2016-05-03 Jakub Jelinek <jakub@redhat.com>
25289 * config/i386/i386.md (*truncdfsf_mixed, *truncdfsf_i387,
25290 *truncxfsf2_mixed, *truncxfdf2_mixed): Use v constraint instead of x.
25292 2016-05-03 Richard Biener <rguenther@suse.de>
25294 * gimplify.h (get_initialized_tmp_var): Add allow_ssa parameter
25296 (gimplify_arg): Likewise.
25297 * gimplify.c (gimplify_expr): Add overload with allow_ssa parameter,
25298 re-writing the result to a decl if required.
25299 (internal_get_tmp_var): Add allow_ssa parameter
25300 and override into_ssa with it.
25301 (get_formal_tmp_var): Adjust.
25302 (get_initialized_tmp_var): Add allow_ssa parameter.
25303 (gimplify_arg): Add allow_ssa parameter and avoid generating
25304 SSA names for the result false.
25305 (gimplify_call_expr): If the call may return twice do not
25306 gimplify parameters into SSA.
25307 (prepare_gimple_addressable): Do not allow an SSA name as temporary.
25308 (gimplify_modify_expr): Adjust assert. For noreturn calls
25309 with a SSA name LHS adjust its def.
25310 (gimplify_save_expr): Do not allow an SSA name as save-expr result.
25311 (gimplify_one_sizepos): Do not allow an SSA name as a sizepos.
25312 (gimplify_body): Init GIMPLE SSA data structures and gimplify into-SSA.
25313 (gimplify_scan_omp_clauses): Make sure OMP_CLAUSE_SIZE is not
25314 an SSA name. Likewise for OMP_CLAUSE_REDUCTION operands.
25315 (gimplify_omp_for): Likewise for OMP_CLAUSE_DECL. Likewise
25316 for OMP_FOR_COND, OMP_FOR_INCR and OMP_CLAUSE_LINEAR_STEP.
25317 (optimize_target_teams): Do not allow SSA names for clause operands.
25318 (gimplify_expr): Likewise for where we mark the result addressable.
25319 * passes.def (pass_init_datastructures): Remove.
25320 * tree-into-ssa.c (mark_def_sites): Ignore existing SSA names.
25321 (rewrite_stmt): Likewise.
25322 * tree-inline.c (initialize_cfun): Properly transfer SSA state.
25323 (replace_locals_op): Replace SSA names.
25324 (copy_gimple_seq_and_replace_locals): Init src_cfun.
25325 * gimple-low.c (lower_builtin_setjmp): Deal with SSA.
25326 * cgraph.c (release_function_body): Free CFG annotations only
25327 when we have a CFG. Simplify.
25328 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
25329 force_gimple_operand instead of get_initialized_tmp_var.
25330 * tree-pass.h (make_pass_init_datastructures): Remove.
25331 * tree-ssa.c (execute_init_datastructures): Remove.
25332 (pass_data_init_datastructures): Likewise.
25333 (class pass_init_datastructures): Likewise.
25334 (make_pass_init_datastructures): Likewise.
25335 * omp-low.c (create_omp_child_function): Init SSA data structures.
25336 (grid_expand_target_grid_body): Likewise.
25337 * tree-cfg.c (move_block_to_fn): Double-check the DEF is an SSA
25338 name before adding it to names_to_release.
25339 (remove_bb): Always release SSA defs.
25340 * tree-ssa-ccp.c (get_default_value): Check SSA_NAME_VAR
25341 before dereferencing it.
25342 * cgraphunit.c (init_lowered_empty_function): Always
25343 int SSA data structures.
25344 * tree-ssanames.c (release_defs): Remove assert that we are in
25346 * trans-mem.c (diagnose_tm_1): Handle SSA name function.
25348 2016-05-03 Jakub Jelinek <jakub@redhat.com>
25349 Uros Bizjak <ubizjak@gmail.com>
25351 PR rtl-optimization/70467
25352 * config/i386/predicates.md (x86_64_hilo_int_operand,
25353 x86_64_hilo_general_operand): New predicates.
25354 * config/i386/constraints.md (Wd): New constraint.
25355 * config/i386/i386.md (mode attr di): Use Wd instead of e.
25356 (general_hilo_operand): New mode attr.
25357 (add<mode>3, sub<mode>3): Use <general_hilo_operand>
25358 instead of <general_operand>.
25359 (*add<dwi>3_doubleword, *sub<dwi>3_doubleword): Use
25360 x86_64_hilo_general_operand instead of <general_operand>.
25362 2016-05-03 Jakub Jelinek <jakub@redhat.com>
25364 PR tree-optimization/70916
25365 * tree-if-conv.c (constant_or_ssa_name): Removed.
25366 (fold_build_cond_expr): Use is_gimple_val instead of
25367 constant_or_ssa_name.
25369 PR tree-optimization/70916
25370 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up
25371 if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P.
25374 * tree-ssa-ccp.c: Include stor-layout.h and optabs-query.h.
25375 (optimize_atomic_bit_test_and): New function.
25376 (pass_fold_builtins::execute): Use it.
25377 * optabs.def (atomic_bit_test_and_set_optab,
25378 atomic_bit_test_and_complement_optab,
25379 atomic_bit_test_and_reset_optab): New optabs.
25380 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET,
25381 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_BIT_TEST_AND_RESET): New ifns.
25382 * builtins.h (expand_ifn_atomic_bit_test_and): New prototype.
25383 * builtins.c (expand_ifn_atomic_bit_test_and): New function.
25384 * internal-fn.c (expand_ATOMIC_BIT_TEST_AND_SET,
25385 expand_ATOMIC_BIT_TEST_AND_COMPLEMENT,
25386 expand_ATOMIC_BIT_TEST_AND_RESET): New functions.
25387 * doc/md.texi (atomic_bit_test_and_set@var{mode},
25388 atomic_bit_test_and_complement@var{mode},
25389 atomic_bit_test_and_reset@var{mode}): Document.
25390 * config/i386/sync.md (atomic_bit_test_and_set<mode>,
25391 atomic_bit_test_and_complement<mode>,
25392 atomic_bit_test_and_reset<mode>): New expanders.
25393 (atomic_bit_test_and_set<mode>_1,
25394 atomic_bit_test_and_complement<mode>_1,
25395 atomic_bit_test_and_reset<mode>_1): New insns.
25397 2016-05-03 Richard Sandiford <richard.sandiford@arm.com>
25399 PR rtl-optimization/70687
25400 * combine.c (change_zero_ext): Check for scalar modes. Use wide_int
25401 instead of unsigned HOST_WIDE_INT.
25403 2016-05-03 Bernd Schmidt <bschmidt@redhat.com>
25405 PR rtl-optimization/44281
25406 * hard-reg-set.h (struct target_hard_regs): New field
25407 x_fixed_nonglobal_reg_set.
25408 (fixed_nonglobal_reg_set): New macro.
25409 * reginfo.c (init_reg_sets_1): Initialize it.
25410 * ira.c (setup_alloc_regs): Use fixed_nonglobal_reg_set instead
25412 * df-scan.c (df_insn_refs_collect): Asms may reference global regs.
25414 2016-05-03 Bin Cheng <bin.cheng@arm.com>
25416 PR tree-optimization/56541
25417 * doc/invoke.texi (@item max-tree-if-conversion-phi-args): New item.
25418 * params.def (PARAM_MAX_TREE_IF_CONVERSION_PHI_ARGS): new param.
25419 * tree-if-conv.c (MAX_PHI_ARG_NUM): new macro.
25420 (any_complicated_phi): new static variable.
25421 (aggressive_if_conv): delete.
25422 (if_convertible_phi_p): support phis with more than two arguments.
25423 (if_convertible_bb_p): remvoe check on aggressive_if_conv and
25424 critical pred edges.
25425 (ifcvt_split_critical_edges): support phis with more than two
25426 arguments by checking new parameter. only split critical edges
25428 (tree_if_conversion): handle simd pragma marked loop using new
25429 local variable aggressive_if_conv. check any_complicated_phi.
25431 2016-05-03 Bin Cheng <bin.cheng@arm.com>
25433 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check depends_on
25436 2016-05-03 Bin Cheng <bin.cheng@arm.com>
25438 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Don't clobber
25441 2016-05-03 Oleg Endo <olegendo@gcc.gnu.org>
25443 * config/sh/sh.md (udivsi3, divsi3, mulsi3): Simplify.
25444 (mulhisi3, umulhisi3, (smulsi3_highpart, umulsi3_highpart): Convert to
25445 define_insn_and_split.
25446 (mulsi3_i): New define_insn_and_split.
25447 (mulsi3_call): Convert to define_insn.
25448 (mulsidi3, mulsidi3_compact, umulsidi3, umulsidi3_compact):
25449 Remove constraints.
25451 2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com>
25453 * machmode.h (mode_complex): Add support to give the complex mode
25455 (GET_MODE_COMPLEX_MODE): Likewise.
25456 * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode
25457 stored by build_complex_type and gfc_build_complex_type instead of
25458 trying to figure out the appropriate mode based on the size. Raise
25459 an assertion error, if the type was not set.
25460 * genmodes.c (struct mode_data): Add field for the complex type of
25462 (blank_mode): Likewise.
25463 (make_complex_modes): Remember the complex mode created in the
25465 (emit_mode_complex): Write out the mode_complex array to map a
25466 type mode to the complex version.
25467 (emit_insn_modes_c): Likewise.
25468 * tree.c (build_complex_type): Set the complex type to use before
25469 calling layout_type.
25470 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add
25471 support for __float128 complex datatypes.
25472 (rs6000_hard_regno_mode_ok): Likewise.
25473 (rs6000_setup_reg_addr_masks): Likewise.
25474 (rs6000_complex_function_value): Likewise.
25475 * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise.
25476 __float128 and __ibm128 complex.
25477 (FLOAT128_IBM_P): Likewise.
25478 (ALTIVEC_ARG_MAX_RETURN): Likewise.
25479 * doc/extend.texi (Additional Floating Types): Document that
25480 -mfloat128 must be used to enable __float128. Document complex
25481 __float128 and __ibm128 support.
25483 2016-05-02 Jakub Jelinek <jakub@redhat.com>
25486 * gimple.c (gimple_builtin_call_types_compatible_p): Allow
25487 char/short arguments promoted to int because of promote_prototypes.
25489 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
25491 * config/i386/predicates.md (register_ssemem_operand): New predicate.
25492 * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Merge from
25493 *cmpi<FPCMP:unord><MODEF:mode>_mixed and
25494 *cmpi<FPCMP:unord><X87MODEF:mode>_i387. Disable unsupported
25495 alternatives using "enabled" attribute. Use register_ssemem_operand
25496 as operand 1 predicate.
25497 (*cmpi<unord>xf_i387): Split XFmode pattern from
25498 *cmpi<FPCMP:unord><X87MODEF:mode>_i387.
25499 (*absneg<mode>2): Merge from *absneg<mode>2_mixed and
25500 *absneg<mode>2_i387. Disable unsupported alternatives using
25501 "enabled" attribute.
25502 (*absnegxf2_i387): Split XFmode pattern from *absneg<mode>2_i387.
25504 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
25506 * omp-low.c (lower_oacc_head_tail): Assert there is at least one
25508 (oacc_loop_process): Check mask for loop termination.
25510 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
25512 * cif-code.def (CIF_THUNK): Add.
25513 * ipa-inline-analsysis.c (evaluate_conditions_for_known_args): Revert
25516 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
25518 * ipa-inline-analysis.c (reset_inline_summary): Clear fp_expressions
25519 (dump_inline_summary): Dump it.
25520 (fp_expression_p): New predicate.
25521 (estimate_function_body_sizes): Use it.
25522 (inline_merge_summary): Merge fp_expressions.
25523 (inline_read_section): Read fp_expressions.
25524 (inline_write_summary): Write fp_expressions.
25525 * ipa-inline.c (can_inline_edge_p): Permit inlining across fp math
25526 codegen boundary if either caller or callee is !fp_expressions.
25527 * ipa-inline.h (inline_summary): Add fp_expressions.
25528 * ipa-inline-transform.c (inline_call): When inlining !fp_expressions
25529 to fp_expressions be sure the fp generation flags are updated.
25531 2016-05-02 Jakub Jelinek <jakub@redhat.com>
25533 PR rtl-optimization/70467
25534 * cse.c (cse_insn): Handle no-op MEM moves after folding.
25536 PR rtl-optimization/70467
25537 * ipa-pure-const.c (check_call): Handle internal calls even in
25538 ipa mode like in local mode.
25540 2016-05-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
25542 * doc/install.texi: Document supported in-tree gmp/mpfr/mpc versions.
25544 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
25546 * match.pd (X u< X, X u> X): New transformations.
25548 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
25550 * flag-types.h (enum warn_strict_overflow_code): Move ...
25551 * coretypes.h: ... here.
25552 * fold-const.h (fold_overflow_warning): Declare.
25553 * fold-const.c (fold_overflow_warning): Make non-static.
25554 (fold_comparison): Move the transformation of X +- C1 CMP C2
25555 into X CMP C2 -+ C1 ...
25556 * match.pd: ... here.
25557 * gimple-fold.c (fold_stmt_1): Protect with
25558 fold_defer_overflow_warnings.
25560 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
25562 * omp-low.c (struct oacc_loop): Add 'inner' field.
25563 (new_oacc_loop_raw): Initialize it to zero.
25564 (oacc_loop_fixed_partitions): Initialize it.
25565 (oacc_loop_auto_partitions): Partition outermost loop to outermost
25566 available partitioning.
25568 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
25570 * config/arc/arc.md (mulsidi3): Change operand 0 predicate to
25572 (umulsidi3): Likewise.
25573 (indirect_jump): Fix jump instruction assembly patterns.
25575 2016-05-02 Thomas Schwinge <thomas@codesourcery.com>
25578 * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
25579 (nvptx_function_value): Assert non-NULL cfun.
25581 2016-05-02 Eric Botcazou <ebotcazou@adacore.com>
25583 PR rtl-optimization/70886
25584 * sched-deps.c (estimate_dep_weak): Canonicalize cselib values.
25586 * cselib.h (rtx_equal_for_cselib_1): Declare.
25587 (rtx_equal_for_cselib_p: New inline function.
25588 * cselib.c (rtx_equal_for_cselib_p): Delete.
25589 (rtx_equal_for_cselib_1): Make public.
25591 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
25593 * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
25594 (register_mixssei387nonimm_operand): Remove predicate.
25595 * config/i386/i386.md (*fop_<mode>_comm): Merge from
25596 *fop_<mode>_comm_mixed and *fop_<mode>_comm_i387. Disable unsupported
25597 alternatives using "enabled" attribute. Also check X87_ENABLE_ARITH
25598 for TARGET_MIX_SSE_I387 alternatives.
25599 (*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387.
25600 Disable unsupported alternatives using "enabled" attribute. Use
25601 nonimm_ssenomem_operand as operand 1 predicate. Also check
25602 X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives.
25604 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
25606 * tree.c (cst_and_fits_in_hwi): Simplify.
25608 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
25610 * tree.h (wi::to_wide): New function.
25611 * expr.c (expand_expr_real_1): Use wi::to_wide.
25612 * fold-const.c (int_const_binop_1): Likewise.
25613 (extract_muldiv_1): Likewise.
25615 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
25617 * wide-int.h: Update offset_int and widest_int documentation.
25618 (WI_SIGNED_SHIFT_RESULT): New macro.
25619 (wi::binary_shift): Define signed_shift_result_type for
25620 shifts on offset_int- and widest_int-like types.
25621 (generic_wide_int): Support <<= and >>= if << and >> are supported.
25622 * tree.h (int_bit_position): Use shift operators instead of wi::
25624 * alias.c (adjust_offset_for_component_ref): Likewise.
25625 * expr.c (get_inner_reference): Likewise.
25626 * fold-const.c (fold_comparison): Likewise.
25627 * gimple-fold.c (fold_nonarray_ctor_reference): Likewise.
25628 * gimple-ssa-strength-reduction.c (restructure_reference): Likewise.
25629 * tree-dfa.c (get_ref_base_and_extent): Likewise.
25630 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
25631 (stmt_kills_ref_p): Likewise.
25632 * tree-ssa-ccp.c (bit_value_binop_1): Likewise.
25633 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
25634 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
25635 (ao_ref_init_from_vn_reference): Likewise.
25637 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
25639 * wide-int.h: Update offset_int and widest_int documentation.
25640 (WI_SIGNED_BINARY_PREDICATE_RESULT): New macro.
25641 (wi::binary_traits): Allow ordered comparisons between offset_int and
25642 offset_int, between widest_int and widest_int, and between either
25643 of these types and basic C types.
25644 (operator <, <=, >, >=): Define for the same combinations.
25645 * tree.h (tree_int_cst_lt): Use comparison operators instead
25646 of wi:: comparisons.
25647 (tree_int_cst_le): Likewise.
25648 * gimple-fold.c (fold_array_ctor_reference): Likewise.
25649 (fold_nonarray_ctor_reference): Likewise.
25650 * gimple-ssa-strength-reduction.c (record_increment): Likewise.
25651 * tree-affine.c (aff_comb_cannot_overlap_p): Likewise.
25652 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise.
25653 * tree-sra.c (completely_scalarize): Likewise.
25654 * tree-ssa-alias.c (stmt_kills_ref_p): Likewise.
25655 * tree-ssa-reassoc.c (extract_bit_test_mask): Likewise.
25656 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
25657 (check_for_binary_op_overflow): Likewise.
25658 (search_for_addr_array): Likewise.
25659 * ubsan.c (ubsan_expand_objsize_ifn): Likewise.
25661 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
25663 * config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword.
25664 (arc_save_restore): Likewise.
25665 (arc_dwarf_register_span): Likewise.
25666 (arc_output_pic_addr_const): Initialize suffix variable.
25668 2016-05-02 Martin Liska <mliska@suse.cz>
25670 * symbol-summary.h (function_summary::function_summary):
25671 Remove checking assert for all cgraph nodes.
25672 (function_summary::get): Check summary_uid.
25673 (symtab_insertion): Check summary_uid.
25675 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
25677 * config/arc/arc-protos.h (compact_memory_operand_p): Declare.
25678 * config/arc/arc.c (arc_output_commutative_cond_exec): Consider
25679 bmaskn instruction.
25680 (arc_dwarf_register_span): Remove enum keyword.
25681 (compact_memory_operand_p): New function.
25682 * config/arc/arc.h (reg_class): Add code density register classes.
25683 (REG_CLASS_NAMES): Likewise.
25684 (REG_CLASS_CONTENTS): Likewise.
25685 * config/arc/arc.md (*movqi_insn): Add code density instructions.
25686 (*movhi_insn, *movsi_insn, *movsf_insn): Likewise.
25687 (*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise.
25688 (*cmpsi_cc_c_insn, *movsi_ne): Likewise.
25689 * config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New
25691 (h, Rcd, Rsd, Rzd): New register constraints.
25692 (T): Use compact_memory_operand_p function.
25693 * config/arc/predicates.md (compact_load_memory_operand): Remove.
25695 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
25697 * config/sh/sh.md (*negnegt, *movtt): Remove.
25699 2016-05-02 Marek Polacek <polacek@redhat.com>
25700 Tom de Vries <tom@codesourcery.com>
25702 PR tree-optimization/70700
25703 * tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids
25704 bigger than FIRST_REF_NODE.
25706 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
25709 * config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4,
25711 (prepare_cbranch_operands): Don't use scratch register. Assume that
25712 function is used when pseudos can be created.
25713 (expand_cbranchdi4): Likewise. Remove unused TARGET_CMPEQDI_T paths.
25714 * config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created.
25715 (cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4
25716 define_expand. Allow it only when pseudos can be created.
25717 * config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete.
25719 2016-05-01 Uros Bizjak <ubizjak@gmail.com>
25721 * config/i386/constraints.md (BC): Only allow -1 operands.
25722 * config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative.
25723 Add "enabled" attribute. Update XI mode attribute calculation.
25724 * config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative.
25725 (*movoi_internal_avx): Update XI mode attribute calculation.
25726 (*movti_internal): Ditto.
25728 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
25730 * config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4,
25731 cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints.
25733 2016-05-01 Eric Botcazou <ebotcazou@adacore.com>
25735 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
25736 statement on instruction code. Remove trailing spaces.
25737 (altivec_expand_stv_builtin): Likewise.
25739 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
25741 * config/sh/sh.h (TARGET_SH4): Remove and use default implementation.
25742 (TARGET_FPU_DOUBLE): Simplify.
25743 (BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace
25744 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'.
25745 * config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions
25746 with 'TARGET_FPU_DOUBLE'.
25747 * config/sh/sh.md: Likewise.
25749 2016-05-01 Yoshinori Sato <ysato@users.sourceforge.jp>
25751 * config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT,
25752 SH_DIV_STR_FOR_SIZE): Remove.
25753 * config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT,
25754 SH_DIV_STR_FOR_SIZE): Remove.
25756 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
25758 * config/sh/predicates.md (any_register_operand, zero_extend_operand,
25759 logical_reg_operand): Delete.
25760 (arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand,
25761 arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand,
25762 logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using
25763 match_operand and match_test.
25764 (sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local
25765 variables on their first use. Return bool values.
25766 * config/sh/sh.h (LOAD_EXTEND_OP): Update comment.
25767 * config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and
25768 arith_reg_operand for input operand. Remove empty constraints.
25770 (*xorsi3_compact): Rename to xorsi3.
25771 (zero_extend<mode>si2): Use arith_reg_operand for input operand.
25772 (*zero_extend<mode>si2_disp_mem): Update comment.
25775 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
25777 * config/sh/t-sh: Remove SH5 support.
25778 * config.gcc: Likewise.
25779 * configure: Likewise.
25781 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
25783 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
25785 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
25787 * config/sh/sh.c (register_sh_passes, sh_option_override,
25788 sh_print_operand, prepare_move_operands,
25789 sh_can_follow_jump): Remove TARGET_SH1 checks.
25790 * config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
25791 PROMOTE_MODE): Likewise.
25792 * config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
25795 2016-04-30 Alan Modra <amodra@gmail.com>
25797 * config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline
25798 restoring when fixed_reg_p, but allow out-of-line or stmw save.
25799 Check for user regs later to avoid unnecessary looping over regs.
25800 Merge user reg check with non-saved reg check. Don't force
25801 inline VR restore when static chain used.
25802 (rs6000_frame_related): Omit eh_frame info for user regs when
25804 (fixed_regs_p): Delete.
25806 2016-04-30 Alan Modra <amodra@gmail.com>
25808 * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
25809 (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum.
25812 2016-04-30 Alan Modra <amodra@gmail.com>
25815 * config/rs6000/rs6000.c (fixed_reg_p): New function.
25816 (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p.
25819 2016-04-30 Alan Modra <amodra@gmail.com>
25821 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
25822 Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with
25823 flag_pic test for Darwin.
25825 2016-04-30 Alan Modra <amodra@gmail.com>
25827 * regs.h (struct reg_info_t): Delete freq_calls_crossed and
25828 throw_calls_crossed.
25829 (REG_FREQ_CALLS_CROSSED): Delete.
25830 (REG_N_THROWING_CALLS_CROSSED): Delete.
25831 * regstat.c (regstat_bb_compute_ri): Don't calculate
25832 REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
25833 (dump_reg_info): Don't print call cross frequency.
25834 * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
25835 and REG_N_THROWING_CALLS_CROSSED.
25837 2016-04-30 Alan Modra <amodra@gmail.com>
25839 * regs.h (struct reg_info_t): Delete live_length.
25840 (REG_LIVE_LENGTH): Delete macro.
25841 * regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
25842 local_live, local_processed and local_live_last_luid params.
25843 Replace bb_index param with bb. Don't set REG_LIVE_LENGTH.
25845 (regstat_compute_ri): Adjust for above. Don't set
25847 (dump_reg_info): Don't print live length.
25848 * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
25849 with test of setjmp_crosses. Don't set REG_LIVE_LENGTH.
25850 Localize loop_depth var.
25852 2016-04-30 Alan Modra <amodra@gmail.com>
25854 * ira.c (enum valid_equiv): New.
25855 (validate_equiv_mem): Return enum.
25856 (update_equiv_mem): Create replacement in more cases.
25857 (add_store_equivs): Update validate_equiv_mem call.
25859 2016-04-30 Alan Modra <amodra@gmail.com>
25861 * ira.c (combine_and_move_insns): Rather than scanning insns,
25862 use DF infrastucture to find use and def insns.
25864 2016-04-30 Alan Modra <amodra@gmail.com>
25866 ira.c (combine_and_move_insns): Move invariant conditions..
25867 (ira.c): ..to here. Call combine_and_move_insns before
25868 add_store_equivs. Call grow_reg_equivs later. Allocate
25869 req_equiv later using max_reg_num() rather than global max_regno.
25870 (contains_replace_regs): Delete.
25871 (add_store_equivs): Remove contains_replace_regs test.
25873 2016-04-30 Alan Modra <amodra@gmail.com>
25875 * ira.c (struct equiv_mem_data): New.
25876 (equiv_mem, equiv_mem_modified): Delete static vars.
25877 (validate_equiv_mem_from_store): Use "data" param to communicate..
25878 (validate_equiv_mem): ..from here.
25880 2016-04-30 Alan Modra <amodra@gmail.com>
25882 * ira.c (add_store_equivs, combine_and_move_insns): New functions,
25884 (update_reg_equivs): ..here. Move allocation and freeing of
25885 reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
25886 end_alias_analysis to..
25889 2016-04-30 Alan Modra <amodra@gmail.com>
25891 * ira.c (pdx_subregs): Delete.
25892 (struct equivalence): Add pdx_subregs field.
25893 (set_paradoxical_subreg): Remove pdx_subregs param. Update
25894 pdx_subregs access.
25895 (update_equiv_regs): Don't create or free pdx_subregs. Update
25896 pdx_subregs access.
25898 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
25900 * config/rs6000/altivec.h: Change definitions of vec_xl and
25902 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
25903 (LD_ELEMREV_V2DI): New.
25904 (LD_ELEMREV_V4SF): New.
25905 (LD_ELEMREV_V4SI): New.
25906 (LD_ELEMREV_V8HI): New.
25907 (LD_ELEMREV_V16QI): New.
25908 (ST_ELEMREV_V2DF): New.
25909 (ST_ELEMREV_V2DI): New.
25910 (ST_ELEMREV_V4SF): New.
25911 (ST_ELEMREV_V4SI): New.
25912 (ST_ELEMREV_V8HI): New.
25913 (ST_ELEMREV_V16QI): New.
25916 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
25917 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
25918 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
25919 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
25920 (altivec_expand_builtin): Add handling for
25921 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
25922 (rs6000_invalid_builtin): Add error-checking for
25923 RS6000_BTM_P9_VECTOR.
25924 (altivec_init_builtins): Define builtins used to implement vec_xl
25926 (rs6000_builtin_mask_names): Define power9-vector.
25927 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
25928 (RS6000_BTM_P9_VECTOR): Define.
25929 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
25930 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
25931 (vsx_ld_elemrev_v2df): Likewise.
25932 (vsx_ld_elemrev_v4sf): Likewise.
25933 (vsx_ld_elemrev_v4si): Likewise.
25934 (vsx_ld_elemrev_v8hi): Likewise.
25935 (vsx_ld_elemrev_v16qi): Likewise.
25936 (vsx_st_elemrev_v2df): Likewise.
25937 (vsx_st_elemrev_v2di): Likewise.
25938 (vsx_st_elemrev_v4sf): Likewise.
25939 (vsx_st_elemrev_v4si): Likewise.
25940 (vsx_st_elemrev_v8hi): Likewise.
25941 (vsx_st_elemrev_v16qi): Likewise.
25942 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
25945 2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
25947 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
25949 (simplify_control_stmt_condition_1): ... here. Recurse into
25950 BIT_AND_EXPRs and BIT_IOR_EXPRs.
25952 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
25955 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
25956 (zero_extendqi<mode>2_dot): Revert earlier conversion from
25957 define_insn_and_split to define_insn.
25958 (zero_extendqi<mode>2_dot2): Same.
25959 (extendqi<mode>2_dot): Same.
25960 (extendqi<mode>2_dot2): Same.
25962 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
25964 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
25965 (probe_stack): New expander.
25966 (probe_stack_<mode>): New insn pattern.
25968 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
25970 * config/i386/i386.md
25971 (operations with memory inputs setting flags peephole2):
25972 Remove uneeded REG_P checks. Cleanup pattern generation.
25974 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
25976 * tree-vect-loop.c (vect_transform_loop): Fix
25977 nb_iterations_upper_bound computation for vectorized loop.
25979 2016-04-29 Marek Polacek <polacek@redhat.com>
25980 Jakub Jelinek <jakub@redhat.com>
25983 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
25984 TARGET_EXPR_SLOT as a base.
25986 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
25988 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
25989 with 'rCm2' constraints to limit possible immediate size.
25990 (*load_zeroextendqisi_update): Likewise.
25991 (*load_signextendqisi_update): Likewise.
25992 (*loadhi_update): Likewise.
25993 (*load_zeroextendhisi_update): Likewise.
25994 (*load_signextendhisi_update): Likewise.
25995 (*loadsi_update): Likewise.
25996 (*loadsf_update): Likewise.
25998 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
26000 * config/i386/predicates.md (constm1_operand): Fix comparison.
26002 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
26004 * testsuite/gcc.target/arc/ieee_eq.c: New test.
26006 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
26008 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
26009 remaining SH5 related settings.
26010 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
26011 shmedia_prepare_call_address): Delete.
26012 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
26013 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
26014 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
26015 UNSUPPORTED_SH2A): Remove m5 checks.
26016 (sh_divide_strategy_e): Remove SH5 division strategies.
26017 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
26018 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
26020 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
26022 * config/s390/s390.c (s390_rtx_costs): Update documentation.
26024 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
26026 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
26027 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
26028 Change lder to ldr.
26029 * config/s390/vector.md ("mov<mode>"): Likewise.
26031 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
26033 * config/s390/constraints.md ("U", "W"): Invoke
26034 s390_mem_constraint with "ZR" and "ZT".
26035 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
26036 addresses when using LRA. Accept also short displacements for S
26037 and T constraints. Do not check for long displacement target for
26038 S and T constraints.
26039 (s390_mem_constraint): Remove handling of U and W constraints.
26040 * config/s390/s390.md (various patterns): Remove the short
26041 displacement constraints (Q and R) if a long displacement
26042 constraint is present. Add longdisp as required CPU capability.
26043 * config/s390/vector.md: Likewise.
26044 * config/s390/vx-builtins.md: Likewise.
26046 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
26049 * reload1.c (reload): Call finish_spills before
26050 restarting reload loop. Skip select_reload_regs
26051 if update_eliminables_and_spill returns true.
26053 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
26055 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
26056 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
26057 (umulhisi3_imm): Update predicates and constraint letters.
26058 (umulhisi3_reg): Declare instruction as commutative.
26059 * config/arc/constraints.md (J12, J16): New constraints.
26060 * config/arc/predicates.md (short_unsigned_const_operand): New
26062 (arc_short_operand): Likewise.
26063 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
26065 2016-04-29 Richard Biener <rguenther@suse.de>
26067 PR tree-optimization/13962
26068 PR tree-optimization/65686
26069 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
26070 * tree-ssa-alias.c (ptrs_compare_unequal): New function
26071 using PTA to compare pointers.
26072 * match.pd: Add pattern for pointer equality compare simplification
26073 using ptrs_compare_unequal.
26075 2016-04-29 Richard Biener <rguenther@suse.de>
26077 * stor-layout.c (layout_type): Do not build a pointer-to-element
26080 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
26082 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
26083 Use SWI mode iterator. Use general_reg_operand predicate.
26084 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
26085 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
26088 2016-04-29 Jakub Jelinek <jakub@redhat.com>
26090 PR middle-end/70843
26091 * fold-const.c (operand_equal_p): Don't verify hash value equality
26093 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
26096 2016-04-28 Jakub Jelinek <jakub@redhat.com>
26099 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
26100 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
26101 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
26102 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
26103 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
26105 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
26107 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
26108 to info. Don't initialize separate fields to 0. Clean up
26111 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
26113 * config/i386/i386.md (peephole2s for operations with memory inputs):
26114 Use SWI mode iterator.
26115 (peephole2s for operations with memory outputs): Ditto.
26116 Do not check for stack checking probe.
26118 (probe_stack): Remove expander.
26120 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
26121 Andrew Burgess <andrew.burgess@embecosm.com>
26123 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
26124 operands as 32-bits.
26126 2016-04-28 Jason Merrill <jason@redhat.com>
26128 * gdbinit.in: Skip line-map.h.
26130 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
26131 Andrew Burgess <andrew.burgess@embecosm.com>
26133 * config/arc/arc.c (arc_conditional_register_usage): Take
26134 TARGET_RRQ_CLASS into account.
26135 (arc_print_operand): Support printing 'p' and 's' operands.
26136 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
26138 (TARGET_RRQ_CLASS): Define.
26139 (IS_POWEROF2_OR_0_P): Define.
26140 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
26142 (*tst_movb): New define_insn.
26143 (*tst): Avoid recognition if it could prevent '*tst_movb'
26144 combination; replace c/CnL with c/Chs alternative.
26145 (*tst_bitfield_tst): New define_insn.
26146 (*tst_bitfield_asr): New define_insn.
26147 (*tst_bitfield): New define_insn.
26148 (andsi3_i): Add Rrq variant.
26149 (extzv): New define_expand.
26150 (insv): New define_expand.
26151 (*insv_i): New define_insn.
26152 (*movb): New define_insn.
26153 (*movb_signed): New define_insn.
26154 (*movb_high): New define_insn.
26155 (*movb_high_signed): New define_insn.
26156 (*movb_high_signed + 1): New define_split pattern.
26157 (*mrgb): New define_insn.
26158 (*mrgb + 1): New define_peephole2 pattern.
26159 (*mrgb + 2): New define_peephole2 pattern.
26160 * config/arc/arc.opt (mbitops): New option for nps400, uses
26161 TARGET_NPS_BITOPS_DEFAULT.
26162 * config/arc/constraints.md (q): Make register class conditional.
26163 (Rrq): New register constraint.
26164 (Chs): New constraint.
26165 (Clo): New constraint.
26166 (Chi): New constraint.
26167 (Cbf): New constraint.
26168 (Cbn): New constraint.
26169 (C18): New constraint.
26170 (Cbi): New constraint.
26172 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
26174 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
26176 (bitmap_intersection_of_preds): Ditto.
26177 (bitmap_union_of_succs): Ditto.
26178 (bitmap_union_of_preds): Ditto.
26179 * sbitmap.c (do_popcount): Delete.
26180 (BITMAP_DEBUGGING): Delete.
26181 (sbitmap_verify_popcount): Delete.
26182 (sbitmap_alloc): Don't initialize the popcount field.
26183 (sbitmap_alloc_with_popcount): Delete.
26184 (sbitmap_resize): Don't resize the popcount array.
26185 (sbitmap_vector_alloc): Don't initialize the popcount field.
26186 (bitmap_copy): Don't copy the popcount array.
26187 (bitmap_clear): Don't clear the popcount array.
26188 (bitmap_clear): Delete the popcount array handling.
26189 (bitmap_ior_and_compl): Delete the popcount assert.
26190 (bitmap_not): Ditto.
26191 (bitmap_and_compl): Ditto.
26192 (bitmap_and): Delete the popcount array handling.
26193 (bitmap_xor): Ditto.
26194 (bitmap_ior): Ditto.
26195 (bitmap_or_and): Delete the popcount assert.
26196 (bitmap_and_or): Ditto.
26197 (popcount_table): Delete.
26198 (sbitmap_elt_popcount): Delete.
26199 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
26200 (bitmap_set_bit): Delete the popcount assert.
26201 (bitmap_clear_bit): Ditto.
26202 (sbitmap_free): Don't free the popcount array.
26203 (sbitmap_alloc_with_popcount): Delete declaration.
26204 (sbitmap_popcount): Ditto.
26206 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
26207 Andrew Burgess <andrew.burgess@embecosm.com>
26209 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
26210 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
26211 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
26212 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
26213 * config/arc/arc.opt (mcmem): New option.
26214 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
26215 supply length for r/m alternative.
26216 (*extendqisi2_ac): Likewise.
26217 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
26219 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
26220 (movhi_insn): Likewise.
26221 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
26222 (*zero_extendqihi2_i): Add r/Ucm alternative.
26223 (*zero_extendqisi2_ac): Likewise.
26224 (*zero_extendhisi2_i): Likewise.
26225 * config/arc/constraints.md (Uex): New memory constraint.
26226 (Ucm): New define_constraint.
26227 * config/arc/predicates.md (long_immediate_loadstore_operand):
26228 Return 0 for MEM with cmem_address address.
26229 (cmem_address_0): New predicates.
26230 (cmem_address_1): Likewise.
26231 (cmem_address_2): Likewise.
26232 (cmem_address): Likewise.
26234 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
26236 * config/rs6000/rs6000.c (machine_function): Rename
26237 insn_chain_scanned_p to spe_insn_chain_scanned_p.
26238 (rs6000_stack_info): Adjust.
26240 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
26241 Andrew Burgess <andrew.burgess@embecosm.com>
26243 * config/arc/constraints.md (Usd): Convert to define_constraint.
26247 2016-04-28 Jakub Jelinek <jakub@redhat.com>
26250 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
26251 Add new peephole2 where the first insn is *mov<mode>_or instead of
26252 *mov<mode>_internal.
26254 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
26256 * tracer.c (bb_seen): Make static.
26258 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
26260 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
26261 support, setup defaults.
26262 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
26263 * config/arc/arc.c (arc_init): Add NPS400 support.
26264 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
26265 (TARGET_ARC700): NPS400 is also an ARC700.
26266 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
26268 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
26271 * config/nds32/nds32.md (casesi): Don't access the operands array
26274 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
26276 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
26277 (or $-1,reg peephole2): Ditto.
26278 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
26280 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
26282 * doc/extend.texi (Common Function Attributes) [optimize]:
26283 Discourage use of the optimize attribute.
26285 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
26287 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
26288 special case builtin.
26289 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
26290 ALTIVEC_BUILTIN_VEC_ADDE.
26291 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
26292 support for ALTIVEC_BUILTIN_VEC_ADDE.
26293 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
26294 for __builtin_vec_adde.
26296 2016-04-28 Jakub Jelinek <jakub@redhat.com>
26298 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
26299 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
26301 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
26304 * doc/sourcebuild.texi (Effective-Target Keywords, Other
26305 attributes): Document cilkplus_runtime.
26307 2016-04-28 Martin Jambor <mjambor@suse.cz>
26309 * tree-cfg.c (verify_expr): Verify that local declarations belong to
26310 this function. Call verify_expr on MEM_REFs and bases of other
26311 handled_components.
26313 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
26315 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
26316 for WORD_REGISTER_OPERATIONS to runtime check.
26318 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
26320 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
26322 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
26324 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
26325 big-endian compilation.
26326 * config/arc/arc.md (addf3): Likewise.
26327 (subdf3): Likewise.
26328 (muldf3): Likewise.
26330 2016-04-28 Richard Biener <rguenther@suse.de>
26332 PR tree-optimization/70840
26333 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
26334 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
26335 Mark x * pow(x,c) -> pow(x,c+1) commutative.
26336 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
26338 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
26340 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
26341 and explain why in a comment.
26343 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
26345 * config/arc/arc.md (cpu_facility): Add fpx variant.
26346 (subdf3): Prohibit use reverse sub when assist operations option
26348 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
26349 instructions only when FPX is enabled.
26350 * testsuite/gcc.target/arc/trsub.c: New test.
26352 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
26354 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
26355 mult_operator when calculating "type" attribute.
26356 (*fop_<mode>_1_i387): Ditto.
26357 (*fop_xf_1_i387): Ditto.
26358 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
26359 Use std::swap to swap operands. Use RTL expressions to generate
26362 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
26363 Joern Rennecke <joern.rennecke@embecosm.com>
26365 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
26367 (emit_pic_move): Remove.
26368 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
26369 * config/arc/arc.c (emit_pic_move): Removed.
26370 (TARGET_HAVE_TLS): Define.
26371 (arc_conditional_register_usage): Test for arc_tp_regno.
26372 (arc_print_operand, arc_print_operand_address): Handle TLS
26374 (arc_needs_pcl_p): New function.
26375 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
26376 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
26377 (arc_raw_symbolic_reference_mentioned_p): Likewise.
26378 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
26379 (arc_legitimize_tls_address): Likewise.
26380 (DTPOFF_ZERO_SYM): Define.
26381 (arc_legitimize_pic_address): Make it static, handle TLS cases.
26382 (arc_output_pic_addr_const): Print TLS unspecs.
26383 (prepare_pic_move): New function, replaces emit_pic_move.
26384 (arc_legitimate_constant_p): Handle TLS unspecs.
26385 (arc_legitimate_address_p): Likewise.
26386 (arc_rewrite_small_data_p): Use assert for TLS constants.
26387 (prepare_move_operands): Use prepare_pic_move.
26388 (arc_legitimize_address): Legitimize tls addresses.
26389 (arc_epilogue_uses): Check for arc_tp_regno.
26390 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
26391 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
26393 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
26395 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
26396 %(arc_tls_extra_start_spec).
26397 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
26398 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
26400 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
26401 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
26402 (UNSPEC_TLS_OFF): Add.
26404 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
26405 (get_thread_pointersi): New patterns.
26406 * config/arc/arc.opt (mtp-regno): New option.
26407 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
26408 (move_dest_operand): Likewise.
26409 * configure: Regenerate.
26410 * configure.ac: Add arc*-*-* case to test for tls.
26411 * doc/invoke.texi (ARC options): Document mtp-regno.
26413 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
26415 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
26416 the new ARC HS SIMD instructions.
26417 (arc_preferred_simd_mode): New function.
26418 (arc_autovectorize_vector_sizes): Likewise.
26419 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
26420 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
26421 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
26422 (arc_init_builtins): Add new SIMD builtin types.
26423 (arc_split_move): Handle 64 bit vector moves.
26424 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
26425 (TARGET_PLUS_QMACW): Define.
26426 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
26427 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
26428 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
26429 (VSUBADD4H): New builtins.
26430 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
26431 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
26433 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
26434 Matthias Klose <doko@debian.org>
26436 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
26438 2016-04-28 Richard Biener <rguenther@suse.de>
26440 PR middle-end/70777
26441 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
26444 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
26446 * common/config/sh/sh-common.c: Remove SH5 support.
26447 * config/sh/constraints.md: Likewise.
26448 * config/sh/config/sh/elf.h: Likewise.
26449 * config/sh/linux.h: Likewise.
26450 * config/sh/netbsd-elf.h: Likewise.
26451 * config/sh/predicates.md: Likewise.
26452 * config/sh/sh-c.c: Likewise.
26453 * config/sh/sh-protos.h: Likewise.
26454 * config/sh/sh.c: Likewise.
26455 * config/sh/sh.h: Likewise.
26456 * config/sh/sh.md: Likewise.
26457 * config/sh/sh.opt: Likewise.
26458 * config/sh/sync.md: Likewise.
26459 * config/sh/sh64.h: Delete.
26460 * config/sh/shmedia.h: Likewise.
26461 * config/sh/shmedia.md: Likewise.
26462 * config/sh/sshmedia.h: Likewise.
26463 * config/sh/t-netbsd-sh5-64: Likewise.
26464 * config/sh/t-sh64: Likewise.
26465 * config/sh/ushmedia.h: Likewise.
26467 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
26469 * config/i386/i386.md (sign_extend to memory peephole2s): Use
26470 general_reg_operand instead of register_operand predicate.
26472 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
26474 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
26476 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
26478 * match.pd (A - B > A, A + B < A): New transformations.
26480 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
26482 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
26483 which defaults to true. Emit an outer pair of parentheses only if
26484 EMIT_PARENS. When continuing a chain of && or || (or & or |),
26485 don't emit parentheses for the right-hand operand.
26487 2016-04-27 Jeff Law <law@redhat.com>
26489 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
26491 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
26493 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
26494 (altivec_lvx_<mode>_internal): Document.
26495 (altivec_lvx_<mode>_2op): New define_insn.
26496 (altivec_lvx_<mode>_1op): Likewise.
26497 (altivec_lvx_<mode>_2op_si): Likewise.
26498 (altivec_lvx_<mode>_1op_si): Likewise.
26499 (altivec_stvx_<mode>): Remove.
26500 (altivec_stvx_<mode>_internal): Document.
26501 (altivec_stvx_<mode>_2op): New define_insn.
26502 (altivec_stvx_<mode>_1op): Likewise.
26503 (altivec_stvx_<mode>_2op_si): Likewise.
26504 (altivec_stvx_<mode>_1op_si): Likewise.
26505 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
26506 Expand vec_ld and vec_st during parsing.
26507 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
26509 (altivec_expand_stvx_be): Likewise.
26510 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
26511 address-masking behavior in RTL.
26512 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
26513 address-masking behavior in RTL.
26514 (altivec_expand_builtin): Change builtin code arguments for calls
26515 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
26516 (insn_is_swappable_p): Avoid incorrect swap optimization in the
26517 presence of lvx/stvx patterns.
26518 (alignment_with_canonical_addr): New function.
26519 (alignment_mask): Likewise.
26520 (find_alignment_op): Likewise.
26521 (recombine_lvx_pattern): Likewise.
26522 (recombine_stvx_pattern): Likewise.
26523 (recombine_lvx_stvx_patterns): Likewise.
26524 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
26525 stvx patterns from expand.
26526 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
26528 (vector_altivec_store_<mode>): Likewise.
26530 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
26532 * config/aarch64/aarch64.md
26533 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
26534 remove the "fp" attributes.
26535 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
26536 add the "simd" attributes.
26537 (*movdf_aarch64): Likewise.
26538 (*movtf_aarch64): Remove the "fp" attributes.
26539 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
26540 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
26542 2016-04-27 David Malcolm <dmalcolm@redhat.com>
26544 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
26545 rtx to rtx_code_label *.
26546 * rtl.h (maybe_set_first_label_num): Likewise.
26548 2016-04-27 David Malcolm <dmalcolm@redhat.com>
26550 * df-core.c (df_add_problem): Make the problem param be const.
26551 (df_remove_problem): Make local "problem" be const.
26552 * df-problems.c (problem_RD): Make const.
26553 (problem_LR): Likewise.
26554 (problem_LIVE): Likewise.
26555 (problem_MIR): Likewise.
26556 (problem_CHAIN): Likewise.
26557 (problem_WORD_LR): Likewise.
26558 (problem_NOTE): Likewise.
26559 (problem_MD): Likewise.
26560 * df-scan.c (problem_SCAN): Likewise.
26561 * df.h (struct df_problem): Make field "dependent_problem" be
26563 (struct dataflow): Likewise for field "problem".
26564 (df_add_problem): Make param const.
26566 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
26568 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
26569 inter-unit moves to/from vector registers are enabled. Do not disable
26572 2016-04-27 David Malcolm <dmalcolm@redhat.com>
26574 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
26575 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
26577 (enum df_problem_id): ...this new enum.
26578 (struct df_problem): Convert field "id" from "int" to
26579 enum df_problem_id.
26581 2016-04-27 David Malcolm <dmalcolm@redhat.com>
26583 * rtl.def: Update comment for "things in the instruction chain" to
26584 reflect the removal of the leading "i" field for INSN_UID in
26585 r210360. Fix bogus apostrophe.
26587 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
26589 * config/i386/i386.md
26590 (lea arith with mem operand + setcc peephole2): Set operator mode.
26592 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
26595 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
26596 (dimode_scalar_to_vector_candidate_p): This.
26597 (timode_scalar_to_vector_candidate_p): New function.
26598 (scalar_to_vector_candidate_p): Likewise.
26599 (timode_check_non_convertible_regs): Likewise.
26600 (timode_remove_non_convertible_regs): Likewise.
26601 (remove_non_convertible_regs): Likewise.
26602 (remove_non_convertible_regs): Renamed to ...
26603 (dimode_remove_non_convertible_regs): This.
26604 (scalar_chain::~scalar_chain): Make it virtual.
26605 (scalar_chain::compute_convert_gain): Make it pure virtual.
26606 (scalar_chain::mark_dual_mode_def): Likewise.
26607 (scalar_chain::convert_insn): Likewise.
26608 (scalar_chain::convert_registers): Likewise.
26609 (scalar_chain::add_to_queue): Make it protected.
26610 (scalar_chain::emit_conversion_insns): Likewise.
26611 (scalar_chain::replace_with_subreg): Likewise.
26612 (scalar_chain::replace_with_subreg_in_insn): Likewise.
26613 (scalar_chain::convert_op): Likewise.
26614 (scalar_chain::convert_reg): Likewise.
26615 (scalar_chain::make_vector_copies): Likewise.
26616 (scalar_chain::convert_registers): New pure virtual function.
26617 (class dimode_scalar_chain): New class.
26618 (class timode_scalar_chain): Likewise.
26619 (scalar_chain::mark_dual_mode_def): Renamed to ...
26620 (dimode_scalar_chain::mark_dual_mode_def): This.
26621 (timode_scalar_chain::mark_dual_mode_def): New function.
26622 (timode_scalar_chain::convert_insn): Likewise.
26623 (dimode_scalar_chain::convert_registers): Likewise.
26624 (scalar_chain::compute_convert_gain): Renamed to ...
26625 (dimode_scalar_chain::compute_convert_gain): This.
26626 (scalar_chain::replace_with_subreg): Renamed to ...
26627 (dimode_scalar_chain::replace_with_subreg): This.
26628 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
26629 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
26630 (scalar_chain::make_vector_copies): Renamed to ...
26631 (dimode_scalar_chain::make_vector_copies): This.
26632 (scalar_chain::convert_reg): Renamed to ...
26633 (dimode_scalar_chain::convert_reg ): This.
26634 (scalar_chain::convert_op): Renamed to ...
26635 (dimode_scalar_chain::convert_op): This.
26636 (scalar_chain::convert_insn): Renamed to ...
26637 (dimode_scalar_chain::convert_insn): This.
26638 (scalar_chain::convert): Call convert_registers.
26639 (convert_scalars_to_vector): Change to scalar_chain pointer to
26640 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
26641 in 32-bit mode. Delete scalar_chain pointer. Call
26642 free_dominance_info in 64-bit mode.
26643 (pass_stv::gate): Remove TARGET_64BIT check.
26644 (ix86_option_override): Put the 64-bit STV pass before the CSE
26647 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
26649 * dwarf2out.h (struct dw_loc_descr_node): Remove the
26650 dw_loc_frame_offset field.
26651 * dwarf2out.c (new_loc_descr): Likewise.
26652 (resolve_args_picking_1): Turn the VISITED hash set into a
26653 FRAME_OFFSET hash map. Use it to associate a frame offset to
26654 visited nodes. Remove uses of the CHECKING_P macro.
26655 (resolve_args_picking): Update call to resolve_args_picking_1.
26657 2016-04-27 Martin Liska <mliska@suse.cz>
26659 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
26660 (free_loop_data): Release vuses of groups.
26662 2016-04-27 Bin Cheng <bin.cheng@arm.com>
26664 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
26665 instead of redundant use_id and boolean have_use_for.
26666 (struct iv_use): Change sub_id into group_id. Remove field next.
26667 Move fields: related_cands, n_map_members, cost_map and selected
26669 (struct iv_group): ... here. New structure.
26670 (struct iv_common_cand): Use structure declaration directly.
26671 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
26672 (MAX_CONSIDERED_USES): Rename macro to ...
26673 (MAX_CONSIDERED_GROUPS): ... here.
26674 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
26675 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
26676 (dump_uses): Rename to ...
26677 (dump_groups): ... here. Update all uses.
26678 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
26679 (find_induction_variables): Refactor format of dump information.
26680 (record_sub_use): Delete.
26681 (record_use): Update all uses.
26682 (record_group): New function.
26683 (record_group_use, find_interesting_uses_op): Call above functions.
26685 (find_interesting_uses_cond): Ditto.
26686 (group_compare_offset): New function.
26687 (split_all_small_groups): Rename to ...
26688 (split_small_address_groups_p): ... here. Update all uses.
26689 (split_address_groups): Update all uses.
26690 (find_interesting_uses): Refactor format of dump information.
26691 (add_candidate_1): Update all uses. Remove redundant check on iv,
26693 (add_candidate, record_common_cand): Remove redundant assert.
26694 (add_iv_candidate_for_biv): Update use.
26695 (add_iv_candidate_derived_from_uses): Update all uses.
26696 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
26697 (alloc_use_cost_map): Ditto.
26698 (set_use_iv_cost, get_use_iv_cost): Rename to ...
26699 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
26700 (determine_use_iv_cost_generic): Ditto.
26701 (determine_group_iv_cost_generic): Ditto.
26702 (determine_use_iv_cost_address): Ditto.
26703 (determine_group_iv_cost_address): Ditto.
26704 (determine_use_iv_cost_condition): Ditto.
26705 (determine_group_iv_cost_cond): Ditto.
26706 (determine_use_iv_cost): Ditto.
26707 (determine_group_iv_cost): Ditto.
26708 (set_autoinc_for_original_candidates): Update all uses.
26709 (find_iv_candidates): Update all uses. Refactor dump information.
26710 (determine_use_iv_costs): Ditto.
26711 (determine_iv_costs): Ditto.
26712 (iv_ca_cand_for_use): Rename to ...
26713 (iv_ca_cand_for_group): ... here. Update all uses.
26714 (iv_ca_add_use, iv_ca_add_group): Ditto.
26715 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
26716 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
26717 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
26718 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
26719 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
26720 (create_new_iv, adjust_iv_update_pos): Ditto.
26721 (rewrite_use_address): Delete.
26722 (rewrite_use_address_1): Rename to ...
26723 (rewrite_use_address): ... here.
26724 (rewrite_use_compare): Update all uses.
26725 (rewrite_use): Delete.
26726 (rewrite_uses): Rename to ...
26727 (rewrite_groups): ... here. Update all uses.
26728 (remove_unused_ivs, free_loop_data): Update all uses.
26729 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
26731 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
26733 * rtlanal.c (nonzero_bits1): Convert preprocessor check
26734 for WORD_REGISTER_OPERATIONS to runtime check.
26736 2016-04-27 Richard Biener <rguenther@suse.de>
26739 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
26740 aggregate_value_p to determine if a function result is
26741 returned by reference.
26742 (ipa_pta_execute): Functions having their address taken are
26743 not automatically nonlocal.
26745 2016-04-27 Jakub Jelinek <jakub@redhat.com>
26748 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
26749 * fold-const.c (operand_equal_p): If flag_checking and
26750 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
26751 and if it returns non-zero, assert iterative_hash_expr on both
26754 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
26756 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
26758 2016-04-27 Nick Clifton <nickc@redhat.com>
26760 PR middle-end/49889
26761 * varasm.c (merge_weak): Generate an error if an attempt is made
26762 to convert a non-weak static function into a weak, public function.
26764 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
26766 * params.def (MAX_PARTITION_SIZE): New param.
26767 * doc/invoke.texi: Document lto-max-partition.
26769 2016-04-27 Richard Biener <rguenther@suse.de>
26772 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
26773 function cummulating used_from_other_partition, externally_visible
26774 and force_output from aliases.
26775 (refered_from_nonlocal_var): Likewise.
26776 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
26777 node flags properly.
26779 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
26781 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
26782 (-Wmemset-elt-size): New item.
26784 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
26787 * stor-layout.h (internal_reference_types): Delete.
26788 * stor-layout.c (reference_types_internal): Likewise.
26789 (internal_reference_types): Likewise.
26790 (layout_type) <REFERENCE_TYPE>: Adjust.
26792 2016-04-27 Jakub Jelinek <jakub@redhat.com>
26795 * tree.h (inchash::add_expr): Add FLAGS argument.
26796 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
26797 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
26798 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
26799 Formatting fix. Adjust recursive calls. For tcc_comparison,
26800 if swap_tree_comparison (code) is smaller than code, hash that
26801 and arguments in the other order. Hash CONVERT_EXPR the same
26802 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
26803 of ADDR_EXPR of decl as the decl itself. Add or remove
26804 OEP_ADDRESS_OF from recursive flags as needed. For
26805 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
26806 operands commutatively and only the third one normally.
26807 For internal CALL_EXPR hash in CALL_EXPR_IFN.
26809 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
26811 * config/rtems.h (LIB_SPEC): Add -latomic.
26813 2016-04-27 Joel Sherrill <joel@rtems.org>
26815 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
26816 xilink.ld and flags not relevant to RTEMS.
26818 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
26820 * toplev.c (backend_init_target): Avoid calling init_reload when using
26823 2016-04-26 Jakub Jelinek <jakub@redhat.com>
26825 * reorg.c (try_merge_delay_insns): Declare i and j inside the
26826 for loops rather than one for the whole function.
26828 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
26830 * match.pd (X + CST CMP X): New transformation.
26832 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
26834 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
26835 * fold-const.c (fold_binary_loc): Remove 2 transformations
26836 superseded by match.pd.
26837 * match.pd (x+x -> x*2): Generalize to integers.
26839 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
26841 * config/i386/i386.md (operation on memory peephole): Duplicate an
26842 existing peephole and adapt it to match lea rather than an operation
26845 PR rtl-optimization/57193
26846 * opts.c (default_options_table): Add OPT_frename_registers at -O2
26848 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
26850 2016-04-26 Bin Cheng <bin.cheng@arm.com>
26852 * tree-if-conv.c (any_pred_load_store): New static variable.
26853 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
26854 any_pred_load_store instead of and_mask_load_store.
26855 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
26856 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
26857 (combine_blocks, tree_if_conversion): Ditto.
26859 2016-04-26 Bin Cheng <bin.cheng@arm.com>
26861 PR tree-optimization/70771
26862 PR tree-optimization/70775
26863 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
26864 virtual PHI nodes. Delete parameter.
26865 (if_convertible_loop_p_1): Delete argument to above function.
26866 (predicate_all_scalar_phis): Delete code handling single-argument
26868 (tree_if_conversion): Mark and update virtual SSA.
26870 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
26873 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
26874 (x86_elf_aligned_common): Rename to ...
26875 (x86_elf_aligned_decl_common): ... this.
26876 Add decl arg. Switch to .lbss for largecomm object. Use
26877 LARGECOMM_SECTION_ASM_OP.
26878 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
26880 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
26881 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
26883 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
26884 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
26886 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
26889 * config/i386/i386.c (SECTION_LARGE): Define.
26890 (x86_64_elf_select_section): Set it for large data/bss sections.
26891 Only clear SECTION_WRITE for .lrodata.
26892 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
26894 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
26895 * varasm.c (default_elf_asm_named_section): Grow flagchars.
26896 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
26898 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
26899 * doc/tm.texi: Regenerate.
26901 2016-04-26 Jakub Jelinek <jakub@redhat.com>
26904 * configure.ac (--enable-checking): Document extra flag, for
26905 non-release builds default to --enable-checking=yes,extra.
26906 If misc checking and extra checking, define CHECKING_P to 2 instead
26908 * common.opt (fchecking=): Add.
26909 * doc/invoke.texi (-fchecking=): Document.
26910 * doc/install.texi: Document --enable-checking changes.
26911 * configure: Regenerated.
26912 * config.in: Regenerated.
26914 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
26916 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
26917 attribute instead of which_alternative.
26918 * config/i386/sse.md (*mov<mode>_internal): Ditto.
26919 Use EXT_REX_SSE_REG_P where appropriate.
26921 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
26923 * config/i386/predicates.md (const0_operand): Do not match
26924 const_wide_int code.
26925 (const1_operand): Ditto.
26927 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
26929 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
26930 for SSE constm1 operands and TARGET_AVX512VL.
26931 (*movti_internal): Ditto.
26932 (*mov<mode>_or): Use constm1_operand predicate.
26933 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
26934 for SSE vector_all_ones operands and TARGET_AVX512VL.
26935 * config/i386/predicates.md (constm1_operand): New predicate.
26936 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
26937 emission of constant -1 load.
26939 2016-04-25 Jason Merrill <jason@redhat.com>
26941 * gdbinit.in: Skip is-a.h.
26943 * attribs.c (register_scoped_attributes): Fix logic.
26944 * attribs.h: Declare register_scoped_attributes.
26946 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
26948 * config/rs6000/rs6000-builtin.def: Correct pasto error for
26949 stxvd2x and stxvw4x built-in functions.
26951 2016-04-25 DJ Delorie <dj@redhat.com>
26953 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
26954 (ashrhi3): Likewise.
26955 (lshrhi3): Likewise.
26957 2016-04-25 Richard Biener <rguenther@suse.de>
26959 PR tree-optimization/70780
26960 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
26961 wasn't visited yet.
26962 (compute_antic): Mark blocks with abnormal preds as visited as
26963 they have a final empty antic-in solution already.
26965 2016-04-25 Michael Collison <michael.collison@linaro.org>
26967 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
26969 2016-04-25 Michael Collison <michael.collison@linaro.org>
26971 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
26972 mode is VQI to improve mixed mode vectorization.
26973 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
26974 define_insn to match low half of signed vaddw.
26975 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
26976 define_insn to match high half of signed vaddw.
26977 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
26978 define_insn to match low half of unsigned vaddw.
26979 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
26980 define_insn to match high half of unsigned vaddw.
26981 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
26982 (arm_simd_check_vect_par_cnst_half_p): Likewise.
26983 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
26985 (arm_simd_check_vect_par_cnst_half_p): Likewise.
26986 * config/arm/predicates.md (vect_par_constant_high): Support
26987 big endian and simplify by calling
26988 arm_simd_check_vect_par_cnst_half
26989 (vect_par_constant_low): Likewise.
26991 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
26993 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
26994 predicate for operand 2.
26996 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
26997 H.J. Lu <hongjiu.lu@intel.com>
26999 * config/i386/i386-protos.h (standard_sse_constant_p): Add
27000 machine_mode argument.
27001 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
27002 constm1_rtx operands. For VOIDmode constants, get mode from
27003 pred_mode. Check mode size if the mode is supported by ABI.
27004 (standard_sse_constant_opcode): Do not use standard_constant_p.
27005 Strictly check ABI support for all-ones operands.
27006 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
27007 immediates. Update calls to standard_sse_constant_p.
27008 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
27009 (ix86_rtx_costs): Ditto.
27010 * config/i386/i386.md (*movxi_internal_avx512f): Use
27011 nonimmediate_or_sse_const_operand instead of vector_move_operand.
27012 Use (v,BC) alternative instead of (v,C). Use register_operand
27013 checks instead of MEM_P.
27014 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
27015 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
27016 isa attribute. Use register_operand checks instead of MEM_P.
27017 (*movti_internal): Use nonimmediate_or_sse_const_operand for
27018 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
27019 alternative and corresponding sse2 isa attribute.
27020 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
27021 to standard_sse_constant_p.
27022 (FP constant splitters): Ditto.
27023 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
27025 * config/i386/predicates.md (constm1_operand): Remove.
27026 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
27027 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
27028 vector_all_ones_operand instead of constm1_operand.
27030 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
27032 * print-rtl.c (print_rtx_insn_vec): New function.
27033 * print-rtl.h: New prototype.
27034 * store-motion.c (struct st_expr): Make avail_stores a vector.
27035 (st_expr_entry): Adjust.
27036 (free_st_expr_entry): Likewise.
27037 (print_store_motion_mems): Likewise.
27038 (find_moveable_store): Likewise.
27039 (compute_store_table): Likewise.
27040 (delete_store): Likewise.
27041 (build_store_vectors): Likewise.
27043 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
27045 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
27047 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
27049 * vec.h (vec_safe_contains): New function.
27050 (vec::contains): Likewise.
27051 (vec::begin): Likewise.
27052 (vec::end): Likewise.
27054 2016-04-23 Jakub Jelinek <jakub@redhat.com>
27057 * cfgexpand.c (expand_stack_vars): Fix typo.
27059 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
27061 * system.h (list, map, set, vector): Include conditionally.
27062 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
27063 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
27064 * ipa-icf.c (INCLUDE_LIST): Define.
27065 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
27066 * config/sh/sh.c (INCLUDE_VECTOR): Define.
27067 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
27068 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
27069 * cp/logic.cc (INCLUDE_LIST): Define.
27070 * fortran/trans-common.c (INCLUDE_MAP): Define.
27072 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
27074 * auto-profile.c: Remove <string.h> include.
27075 * ipa-icf-gimple.c: Remove <list> include.
27076 * diagnostic.c: Remove <new> include.
27077 * genmatch.c: Likewise.
27078 * pretty-print.c: Likewise.
27079 * toplev.c: Likewise
27080 * c/c-objc-common.c: Likewise.
27081 * cp/error.c: Likewise.
27082 * fortran/error.c: Likewise.
27084 2016-04-22 Richard Biener <rguenther@suse.de>
27086 * lto-streamer-in.c (input_ssa_names): Do not allocate
27087 GIMPLE_NOP for all SSA names.
27088 * lto-streamer-out.c (output_ssa_names): Do not output
27089 SSA names that should have been released.
27091 2016-04-22 Richard Biener <rguenther@suse.de>
27093 PR tree-optimization/70740
27094 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
27097 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
27100 * config/i386/predicates.md (call_insn_operand): Replace
27101 sibcall_memory_operand with memory_operand.
27103 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
27105 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
27106 has_single_use() tests.
27107 (register_edge_assert_for_1): Likewise.
27108 (find_assert_locations_1): Check the liveness bitmap instead of
27109 checking has_single_use().
27111 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
27114 * config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
27115 Extract AVX-512BW constraint from AVX.
27117 2016-04-21 Richard Biener <rguenther@suse.de>
27119 PR tree-optimization/70725
27120 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
27121 for phi_convertible_by_degenerating_args.
27122 (predicate_all_scalar_phis): Handle single-argument PHIs.
27124 2016-04-21 Richard Biener <rguenther@suse.de>
27126 PR middle-end/70747
27127 * fold-const.c (fold_comparison): Return properly typed
27130 2016-04-21 Bin Cheng <bin.cheng@arm.com>
27132 PR tree-optimization/70715
27133 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
27134 after expanding BASE using expand_simple_operations.
27136 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
27138 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
27139 New transformations.
27141 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
27143 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
27145 2016-04-20 Jan Hubicka <jh@suse.cz>
27147 * ipa-inline.c (can_inline_edge_p): Pass caller info to
27148 ultiimate_alias_target.
27149 (update_callee_keys): Likewise.
27150 (lookup_recursive_calls): Likewise.
27151 (speculation_useful_p): Likewise.
27153 2016-04-20 Jan Hubicka <jh@suse.cz>
27156 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
27157 (set_nothrow_flag_1): ... this; handle interposition correctly;
27158 recurse on aliases and thunks.
27159 (cgraph_node::set_nothrow_flag): New.
27160 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
27161 functions compiled with non-call exceptions that binds to current
27163 (propagate_nothrow): Be safe WRT interposition.
27164 * cgraph.h (set_nothrow_flag): Update prototype.
27166 2016-04-18 Jan Hubicka <jh@suse.cz>
27168 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
27169 max_loop_iterations_int.
27170 (tree_unswitch_outer_loop): Likewise.
27172 2016-04-20 Bin Cheng <bin.cheng@arm.com>
27174 PR tree-optimization/69489
27175 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
27176 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
27177 Revise dump message.
27178 (if_convertible_bb_p): Remove check on edge count of basic block's
27181 2016-04-20 Bin Cheng <bin.cheng@arm.com>
27183 PR tree-optimization/56625
27184 PR tree-optimization/69489
27185 * tree-data-ref.h (DR_INNERMOST): New macro.
27186 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
27187 hashing struct innermost_loop_behavior.
27188 (ref_DR_map): Remove.
27189 (innermost_DR_map): New map.
27190 (baseref_DR_map): Revise comment.
27191 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
27192 to innermost_DR_map accroding to its innermost loop behavior.
27193 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
27194 to its innermost loop behavior.
27195 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
27196 Add initialization for innermost_DR_map. Record memory reference
27197 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
27198 have innermost loop behavior.
27199 (if_convertible_loop_p): Remove release for ref_DR_map. Release
27202 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
27204 * config/i386/i386.md (*lea<mode>_general_1): Rename from
27205 *lea_general_1. Use explicit SWI12 mode interator.
27206 (*lea<mode>_general_2): Rename from *lea_general_2.
27207 Use explicit SWI12 mode interator.
27208 (*lea<mode>_general_3): Rename from *lea_general_3.
27209 Use explicit SWI12 mode interator.
27210 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
27211 Use explicit SWI12 mode interator.
27212 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
27213 Use explicit SWI48 mode interator.
27215 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
27217 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
27218 Short-cut unaligned load and store cases. Handle all integer
27220 (ix86_expand_vector_move_misalign): Short-cut unaligned load
27221 and store cases. Call ix86_avx256_split_vector_move_misalign
27222 directly without checking mode class.
27224 2016-04-20 Andrew Pinski <apinski@cavium.com>
27225 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
27228 * config/aarch64/aarch64.md (sibcall): Force call
27229 address to be DImode for ILP32.
27230 (sibcall_value): Likewise.
27232 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
27234 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
27236 2016-04-20 Richard Biener <rguenther@suse.de>
27238 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
27239 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
27240 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
27241 (maybe_push_res_to_seq): Adjust.
27242 * gimple-fold.c (maybe_build_generic_op): Likewise.
27244 2016-04-20 Marek Polacek <polacek@redhat.com>
27246 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
27249 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
27251 * config/i386/sse.md (vec_unpacks_lo_hi): Always
27252 use kmovw to support AVX512F target.
27254 2016-04-20 Bin Cheng <bin.cheng@arm.com>
27256 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
27258 2016-04-20 Marek Polacek <polacek@redhat.com>
27260 PR tree-optimization/70725
27261 * tree-if-conv.c (is_false_predicate): New function.
27262 (predicate_mem_writes): Use it.
27264 2016-04-20 Richard Biener <rguenther@suse.de>
27266 PR tree-optimization/70726
27267 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
27268 shift amounts from a pattern stmt operand.
27270 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
27273 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
27274 stack_restore_from_fpr pattern when restoring r15.
27275 (s390_optimize_prologue): Strip away the memory barrier in the
27276 parallel when trying to get rid of restore insns.
27277 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
27278 definition for loading the stack pointer from an FPR. Compared to
27279 the normal move insn this pattern includes a full memory barrier.
27281 2016-04-19 Jakub Jelinek <jakub@redhat.com>
27283 PR middle-end/70680
27284 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
27285 implicitly linear or lastprivate iterator on the outer context.
27287 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
27289 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
27291 * config/i386/i386.md (ssememalign): Removed.
27292 * config/i386/sse.md: Remove ssememalign attribute from patterns.
27294 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
27297 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
27298 const short * to __builtin_ia32_loaddquhi512_mask.
27299 (_mm512_maskz_loadu_epi16): Likewise.
27300 (_mm512_mask_storeu_epi16): Pass short * to
27301 __builtin_ia32_storedquhi512_mask.
27302 (_mm512_mask_loadu_epi8): Pass const char * to
27303 __builtin_ia32_loaddquqi512_mask.
27304 (_mm512_maskz_loadu_epi8): Likewise.
27305 (_mm512_mask_storeu_epi8): Pass char * to
27306 __builtin_ia32_storedquqi512_mask.
27307 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
27308 const double * to __builtin_ia32_loadupd512_mask.
27309 (_mm512_mask_loadu_pd): Likewise.
27310 (_mm512_maskz_loadu_pd): Likewise.
27311 (_mm512_storeu_pd): Pass double * to
27312 __builtin_ia32_storeupd512_mask.
27313 (_mm512_mask_storeu_pd): Likewise.
27314 (_mm512_loadu_ps): Pass const float * to
27315 __builtin_ia32_loadups512_mask.
27316 (_mm512_mask_loadu_ps): Likewise.
27317 (_mm512_maskz_loadu_ps): Likewise.
27318 (_mm512_storeu_ps): Pass float * to
27319 __builtin_ia32_storeups512_mask.
27320 (_mm512_mask_storeu_ps): Likewise.
27321 (_mm512_mask_loadu_epi64): Pass const long long * to
27322 __builtin_ia32_loaddqudi512_mask.
27323 (_mm512_maskz_loadu_epi64): Likewise.
27324 (_mm512_mask_storeu_epi64): Pass long long *
27325 to __builtin_ia32_storedqudi512_mask.
27326 (_mm512_loadu_si512): Pass const int * to
27327 __builtin_ia32_loaddqusi512_mask.
27328 (_mm512_mask_loadu_epi32): Likewise.
27329 (_mm512_maskz_loadu_epi32): Likewise.
27330 (_mm512_storeu_si512): Pass int * to
27331 __builtin_ia32_storedqusi512_mask.
27332 (_mm512_mask_storeu_epi32): Likewise.
27333 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
27334 char * to __builtin_ia32_storedquqi256_mask.
27335 (_mm_mask_storeu_epi8): Likewise.
27336 (_mm256_mask_loadu_epi16): Pass const short * to
27337 __builtin_ia32_loaddquhi256_mask.
27338 (_mm256_maskz_loadu_epi16): Likewise.
27339 (_mm_mask_loadu_epi16): Pass const short * to
27340 __builtin_ia32_loaddquhi128_mask.
27341 (_mm_maskz_loadu_epi16): Likewise.
27342 (_mm256_mask_loadu_epi8): Pass const char * to
27343 __builtin_ia32_loaddquqi256_mask.
27344 (_mm256_maskz_loadu_epi8): Likewise.
27345 (_mm_mask_loadu_epi8): Pass const char * to
27346 __builtin_ia32_loaddquqi128_mask.
27347 (_mm_maskz_loadu_epi8): Likewise.
27348 (_mm256_mask_storeu_epi16): Pass short * to.
27349 __builtin_ia32_storedquhi256_mask.
27350 (_mm_mask_storeu_epi16): Pass short * to.
27351 __builtin_ia32_storedquhi128_mask.
27352 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
27353 const double * to __builtin_ia32_loadupd256_mask.
27354 (_mm256_maskz_loadu_pd): Likewise.
27355 (_mm_mask_loadu_pd): Pass onst double * to
27356 __builtin_ia32_loadupd128_mask.
27357 (_mm_maskz_loadu_pd): Likewise.
27358 (_mm256_mask_storeu_pd): Pass double * to
27359 __builtin_ia32_storeupd256_mask.
27360 (_mm_mask_storeu_pd): Pass double * to
27361 __builtin_ia32_storeupd128_mask.
27362 (_mm256_mask_loadu_ps): Pass const float * to
27363 __builtin_ia32_loadups256_mask.
27364 (_mm256_maskz_loadu_ps): Likewise.
27365 (_mm_mask_loadu_ps): Pass const float * to
27366 __builtin_ia32_loadups128_mask.
27367 (_mm_maskz_loadu_ps): Likewise.
27368 (_mm256_mask_storeu_ps): Pass float * to
27369 __builtin_ia32_storeups256_mask.
27370 (_mm_mask_storeu_ps): ass float * to
27371 __builtin_ia32_storeups128_mask.
27372 (_mm256_mask_loadu_epi64): Pass const long long * to
27373 __builtin_ia32_loaddqudi256_mask.
27374 (_mm256_maskz_loadu_epi64): Likewise.
27375 (_mm_mask_loadu_epi64): Pass const long long * to
27376 __builtin_ia32_loaddqudi128_mask.
27377 (_mm_maskz_loadu_epi64): Likewise.
27378 (_mm256_mask_storeu_epi64): Pass long long * to
27379 __builtin_ia32_storedqudi256_mask.
27380 (_mm_mask_storeu_epi64): Pass long long * to
27381 __builtin_ia32_storedqudi128_mask.
27382 (_mm256_mask_loadu_epi32): Pass const int * to
27383 __builtin_ia32_loaddqusi256_mask.
27384 (_mm256_maskz_loadu_epi32): Likewise.
27385 (_mm_mask_loadu_epi32): Pass const int * to
27386 __builtin_ia32_loaddqusi128_mask.
27387 (_mm_maskz_loadu_epi32): Likewise.
27388 (_mm256_mask_storeu_epi32): Pass int * to
27389 __builtin_ia32_storedqusi256_mask.
27390 (_mm_mask_storeu_epi32): Pass int * to
27391 __builtin_ia32_storedqusi128_mask.
27392 * config/i386/i386-builtin-types.def (PCSHORT): New.
27393 (PINT64): Likewise.
27394 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
27395 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
27396 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
27397 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
27398 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
27399 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
27400 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
27401 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
27402 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
27403 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
27404 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
27405 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
27406 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
27407 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
27408 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
27409 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
27410 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
27411 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
27412 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
27413 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
27414 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
27415 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
27416 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
27417 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
27418 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
27419 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
27420 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
27421 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
27422 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
27423 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
27424 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
27425 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
27426 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
27427 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
27428 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
27429 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
27430 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
27431 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
27432 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
27433 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
27434 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
27435 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
27436 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
27437 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
27438 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
27439 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
27440 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
27441 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
27442 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
27444 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
27445 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
27447 (ix86_expand_vector_move_misalign): Likewise.
27448 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
27449 to scalar function prototype for unaligned load/store builtins.
27450 (ix86_expand_special_args_builtin): Updated.
27451 * config/i386/sse.md (UNSPEC_LOADU): Removed.
27452 (UNSPEC_STOREU): Likewise.
27453 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
27454 (VI_ULOADSTORE_F_AVX512VL): Likewise.
27455 (ssescalarsize): Handle V4TI, V2TI and V1TI.
27456 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
27457 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
27458 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
27459 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
27460 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
27461 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
27462 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
27463 (<avx512>_storedqu<mode>_mask): Likewise.
27464 (*sse4_2_pcmpestr_unaligned): Likewise.
27465 (*sse4_2_pcmpistr_unaligned): Likewise.
27466 (*mov<mode>_internal): Renamed to ...
27467 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
27468 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
27469 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
27470 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
27472 2016-04-19 Richard Biener <rguenther@suse.de>
27474 PR tree-optimization/70171
27475 * tree-ssa-phiprop.c: Include stor-layout.h.
27476 (phiprop_insert_phi): Handle the aggregate copy case.
27477 (propagate_with_phi): Likewise.
27479 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
27481 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
27482 instead of simplify_gen_subreg (... , 0).
27483 (ix86_delegitimize_address): Ditto.
27484 (ix86_split_divmod): Ditto.
27485 (ix86_split_copysign_const): Ditto.
27486 (ix86_split_copysign_var): Ditto.
27487 (ix86_expand_args_builtin): Ditto.
27488 (ix86_expand_round_builtin): Ditto.
27489 (ix86_expand_special_args_builtin): Ditto.
27490 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
27491 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
27492 (udivmodqi4): Ditto.
27493 (absneg splitters): Ditto.
27494 (*jcc_bt<mode>_1): Ditto.
27496 2016-04-19 Richard Biener <rguenther@suse.de>
27498 PR tree-optimization/70724
27499 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
27500 restoring out from ...
27501 (free_scc_vn): ... here.
27502 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
27503 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
27505 (pass_fre::execute): Restore SSA info.
27507 2016-04-19 Richard Biener <rguenther@suse.de>
27509 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
27510 * gimple-walk.c (walk_gimple_op): Initialize it.
27511 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
27512 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
27513 remapping SSA names of defs.
27514 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
27517 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
27519 PR middle-end/70689
27520 * lra-constraints.c (equiv_substition_p): New.
27521 (process_alt_operands): Use it.
27522 (swap_operands): Swap it.
27523 (curr_insn_transform): Update it.
27525 2016-04-18 Michael Matz <matz@suse.de>
27527 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
27528 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
27529 * tree-core.h (tree_type_common.align): Use bit-field.
27530 (tree_type_common.spare): New.
27531 (tree_decl_common.off_align): Make smaller.
27532 (tree_decl_common.align): Use bit-field.
27534 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
27535 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
27536 (scan_sharing_clauses): Ditto.
27537 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
27538 (omp_finish_file): Ditto.
27539 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
27540 (layout_decl): Ditto.
27541 (relayout_decl): Ditto.
27542 (finalize_record_size): Use SET_TYPE_ALIGN.
27543 (finalize_type_size): Ditto.
27544 (finish_builtin_struct): Ditto.
27545 (layout_type): Ditto.
27546 (initialize_sizetypes): Ditto.
27547 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
27548 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
27549 (lookup_field_for_decl): Use SET_DECL_ALIGN.
27550 (get_chain_field): Ditto.
27551 (get_trampoline_type): Ditto.
27552 (get_nl_goto_field): Ditto.
27553 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
27555 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
27556 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
27557 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
27558 (build_qualified_type): Use SET_TYPE_ALIGN.
27559 (build_aligned_type, build_range_type_1): Ditto.
27560 (build_atomic_base): Ditto.
27561 (build_common_tree_nodes): Ditto.
27562 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
27563 (expand_one_stack_var_at): Ditto.
27564 * coverage.c (build_var): Use SET_DECL_ALIGN.
27565 * except.c (init_eh): Ditto.
27566 * function.c (assign_parm_setup_block): Ditto.
27567 * symtab.c (increase_alignment_1): Ditto.
27568 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
27569 * tree-vect-stmts.c (ensure_base_align): Ditto.
27570 * varasm.c (align_variable): Ditto.
27571 (assemble_variable): Ditto.
27572 (build_constant_desc): Ditto.
27573 (output_constant_def_contents): Ditto.
27575 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
27576 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
27577 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
27578 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
27579 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
27581 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
27584 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
27585 replace %vmovsd with "%vmovq".
27586 (vec_concatv2df): Likewise.
27588 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
27590 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
27591 (*vec_extractv2si_0): Ditto.
27592 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
27593 (zero_extended_scalar_load_operand splitters): Ditto.
27594 (vec_extract splitters): Ditto.
27595 (*vec_extractv4si_0_zext): Ditto.
27596 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
27597 and lowpart_subreg.
27598 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
27599 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
27600 (*sse4_1_extractps): Use lowpart_subreg.
27601 * config/i386/i386.md (x87 floatsplitter): Use gen_lowpart.
27603 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
27605 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
27607 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
27608 Mention Solaris 11 packaging changes.
27609 Update gas and gld requirements.
27610 Remove reference to pre-Solaris 10 bug.
27611 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
27613 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
27616 2016-04-17 Jan Hubicka <jh@suse.cz>
27618 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
27619 max_loop_iterations_int.
27621 2016-04-18 Richard Biener <rguenther@suse.de>
27623 PR tree-optimization/43434
27624 * tree-ssa-structalias.c (struct vls_data): New.
27625 (visit_loadstore): Handle all pointer-based accesses.
27626 (compute_dependence_clique): Compute a bitmap of restrict tags
27627 assigned bases and pass it to visit_loadstore.
27629 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
27632 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
27633 armv8.1-a and armv8.1-a+crc.
27635 2016-04-18 Richard Biener <rguenther@suse.de>
27637 PR tree-optimization/70701
27638 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
27639 references after translating through a memcpy.
27641 2016-04-18 Richard Biener <rguenther@suse.de>
27643 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
27644 (compute_antic): ... here. For partial antic use regular
27645 postorder and scrap iteration.
27646 (compute_partial_antic_aux): Remove unused return value.
27647 (init_pre): Do not allocate postorder.
27648 (fini_pre): Do not free postorder.
27650 2016-04-18 Richard Biener <rguenther@suse.de>
27652 PR middle-end/37870
27653 * expmed.c (extract_bit_field_1): Remove broken case
27654 using a wider MODE_INT mode.
27656 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
27658 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
27659 unless compiling with at least GCC-4.8.
27661 2016-04-17 Jan Hubicka <jh@suse.cz>
27664 * graphite.c (graphite_finalize): Update call to
27665 tree_estimate_probability.
27666 * predict.h (tree_estimate_probability): Update prototype.
27668 2016-04-17 Jan Hubicka <jh@suse.cz>
27670 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
27671 (tree_estimate_probability): Likewise.
27672 (pass_profile::execute): Update.
27673 (report_predictor_hitrates): New function.
27674 * profile.c (compute_branch_probabilities): Use it.
27675 * predict.h (report_predictor_hitrates): Declare.
27677 2016-04-17 Jan Hubicka <jh@suse.cz>
27680 * cgraph.h (cgraph_node::set_const_flag,
27681 cgraph_node::set_pure_flag): Update prototype to return bool;
27683 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
27684 of interposable symbol are interposable, too.
27685 (cgraph_set_const_flag_1): Rename to ...
27686 (set_const_flag_1): ... this one; change to self recursive function
27687 instead of call_for_symbol_thunks_and_aliases. Handle correctly
27688 clearnig the flag in all variants and also virtual thunks of const
27689 functions are pure; track if any change was done.
27690 (cgraph_node::set_const_flag): Update.
27691 (struct set_pure_flag_info): New struct.
27692 (cgraph_set_pure_flag_1): Rename to ...
27693 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
27694 rather than pointer encoded flags; track if any changes was done;
27695 handle correctly clearning flag and setting flag of aliases already
27697 (cgraph_node::set_pure_flag): Update.
27698 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
27700 2016-04-17 Tom de Vries <tom@codesourcery.com>
27703 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
27704 backslash in label.
27706 2016-04-17 Tom de Vries <tom@codesourcery.com>
27708 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
27709 '{}<> ' as escape-for-record.
27711 2016-04-17 Tom de Vries <tom@codesourcery.com>
27713 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
27716 2016-04-17 Tom de Vries <tom@codesourcery.com>
27719 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
27720 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
27721 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
27722 * passes.c (finish_optimization_passes): Only call
27723 finish_graph_dump_file if dfi->graph_dump_initialized.
27724 (execute_function_dump, pass_init_dump_file): Use
27725 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
27727 2016-04-17 Tom de Vries <tom@codesourcery.com>
27729 PR tree-optimization/70256
27730 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
27731 (debug_varmap): New function.
27733 2016-04-17 Tom de Vries <tom@codesourcery.com>
27736 * passes.c (pass_manager::register_pass): Propagate pflags.
27738 2016-04-17 Tom de Vries <tom@codesourcery.com>
27741 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
27742 * passes.c (pass_manager::pass_manager): Declare and init p_start in
27743 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
27744 check if it's equal to p_start.
27745 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
27747 2016-04-15 Jan Hubicka <jh@suse.cz>
27750 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
27751 function does not bind to current def.
27752 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
27753 handle conservatively calls to functions that does not need to bind
27755 (check_call): Update call of worse_state.
27756 (ignore_edge_for_nothrow): Update.
27757 (ignore_edge_for_pure_const): Likewise.
27758 (propagate_pure_const): Update calls to worse_state.
27759 (skip_function_for_local_pure_const): Reformat comments.
27761 2016-04-15 Jan Hubicka <jh@suse.cz>
27764 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
27765 (cgraph_node::function_symbol): Likewise.
27766 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
27767 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
27768 (symtab_node::ultimate_alias_target): Add REF parameter.
27769 (symtab_node::binds_to_current_def_p): Declare.
27770 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
27771 (cgraph_node::function_symbol): Likewise.
27772 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
27773 (cgraph_node::get_availability): Likewise.
27774 (cgraph_edge::binds_to_current_def_p): New inline function.
27775 (varpool_node::get_availability): Add REF parameter.
27776 (varpool_node::ultimate_alias_target): Likewise.
27777 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
27778 (symtab_node::binds_to_current_def_p): Likewise.
27779 * varpool.c (varpool_node::get_availability): Likewise.
27781 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
27784 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
27785 Fix mode size check.
27787 2016-04-15 Jakub Jelinek <jakub@redhat.com>
27789 * BASE-VER: Set to 7.0.0.
27791 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
27793 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
27795 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
27797 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
27798 architecture revisions.
27800 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
27802 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
27803 * config/i386/i386.c (ix86_using_red_zone): No longer static.
27804 * config/i386/i386.md (stack decrement to push peepholes): Guard
27805 with !x86_using_red_zone ().
27807 2016-04-15 Jakub Jelinek <jakub@redhat.com>
27810 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
27811 to dump_generic_node.
27812 (NIY): Pass also flags to do_niy.
27814 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
27816 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
27817 (simd_clone_vector_of_formal_parm_types)
27818 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
27819 (simd_clone_mangle, simd_clone_create)
27820 (simd_clone_adjust_return_type, create_tmp_simd_array)
27821 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
27822 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
27823 (ipa_simd_modify_function_body, simd_clone_linear_addend)
27824 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
27825 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
27826 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
27827 * omp-simd-clone.c: ... this new file.
27828 (simd_clone_vector_of_formal_parm_types): Make it static.
27829 * Makefile.in (OBJS): Add omp-simd-clone.o.
27831 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
27834 * config/i386/sse.md: Use proper memory operand modifiers.
27837 2016-04-15 Richard Biener <rguenther@suse.de>
27838 Alan Modra <amodra@gmail.com>
27840 PR tree-optimization/70130
27841 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
27842 when alignment stays not the same and no not use the realign
27845 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
27848 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
27849 direct move handlers for KFmode. Change TFmode handlers test from
27850 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
27852 2016-04-14 Jakub Jelinek <jakub@redhat.com>
27855 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
27856 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
27857 (inlined_polymorphic_ctor_dtor_block_p): Use it.
27858 * tree-ssa-live.c (remove_unused_scope_block_p): When
27859 in_ctor_dtor_block, avoid discarding not just BLOCKs with
27860 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
27861 block_ultimate_origin is FUNCTION_DECL.
27862 (remove_unused_locals): If current_function_decl is
27863 polymorphic_ctor_dtor_p, pass initial true to
27864 remove_unused_scope_block_p' is_ctor_dtor_block.
27866 2016-04-14 Martin Sebor <msebor@redhat.com>
27871 * doc/extend.texi (Variable Length): Revert.
27873 2016-04-14 Marek Polacek <polacek@redhat.com>
27874 Jan Hubicka <hubicka@ucw.cz>
27877 * tree.c (verify_type): Disable the canonical type of main variant
27880 2016-04-14 Jason Merrill <jason@redhat.com>
27882 * cfgexpand.c, expr.c: Revert previous change.
27884 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
27886 PR middle-end/70643
27887 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
27888 when building a mem ref for the incoming reduction variable.
27890 2016-04-14 Richard Biener <rguenther@suse.de>
27892 PR tree-optimization/70614
27893 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
27894 loop if the evolution dropped to chrec_dont_know.
27895 (interpret_condition_phi): Likewise.
27897 2016-04-14 Richard Biener <rguenther@suse.de>
27899 PR tree-optimization/70623
27900 * tree-ssa-pre.c (changed_blocks): Make global ...
27901 (compute_antic): ... local here. Move and fix worklist
27902 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
27903 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
27904 worklist handling, dump when ANTIC_IN changed.
27905 (compute_partial_antic_aux): Remove worklist handling.
27906 (init_pre): Do not compute post dominators. Add a comment about
27907 the CFG order chosen.
27908 (fini_pre): Do not free post dominators.
27910 2016-04-13 Martin Sebor <msebor@redhat.com>
27915 * doc/extend.texi (Variable Length): Document C++ specifics.
27917 2016-04-13 Jakub Jelinek <jakub@redhat.com>
27920 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
27921 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
27922 eh edges have been purged.
27925 * tree-sra.c (create_access_replacement,
27926 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
27928 * tree-pretty-print.c (dump_fancy_name): New function.
27929 (dump_decl_name, dump_generic_node): Use it.
27931 2016-04-13 Jason Merrill <jason@redhat.com>
27933 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
27934 * expr.c (expand_expr_real_1): Likewise.
27936 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
27938 * config/i386/i386.md (kunpckhi): Swap operands.
27939 (kunpcksi): Likewise.
27940 (kunpckdi): Likewise.
27941 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
27942 (vec_pack_trunc_<mode>): Likewise.
27944 2016-04-13 Jakub Jelinek <jakub@redhat.com>
27947 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
27949 PR middle-end/70633
27950 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
27951 gimplification turns some element into non-constant.
27954 * rtl.h (convert_memory_address_addr_space_1): New prototype.
27955 * explow.c (convert_memory_address_addr_space_1): No longer static,
27956 add NO_EMIT argument and don't call convert_modes if true, pass
27957 it down recursively, remove break after return.
27958 (convert_memory_address_addr_space): Adjust caller.
27959 * simplify-rtx.c (simplify_unary_operation_1): Call
27960 convert_memory_address_addr_space_1 instead of convert_memory_address,
27961 if it returns NULL, don't simplify.
27963 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
27966 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
27968 2016-04-12 Jakub Jelinek <jakub@redhat.com>
27970 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
27971 Bump the upper SIMDLEN limits, so that if the return type or
27972 characteristic type if the return type is void can be passed in
27973 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
27976 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
27979 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
27980 Do not use "=" constraint on an input constraint.
27981 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
27982 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
27983 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
27984 generates (neg (abs ...)) instead of (abs ...).
27986 2016-04-12 Jakub Jelinek <jakub@redhat.com>
27988 PR rtl-optimization/70596
27989 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
27990 just invalidate LRA data and reset them. Adjust dump wording.
27992 2016-04-12 Martin Liska <mliska@suse.cz>
27995 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
27997 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
27999 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
28000 max_loop_iterations_int.
28001 (tree_unswitch_outer_loop): Likewise.
28002 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
28003 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
28005 2016-04-12 Tom de Vries <tom@codesourcery.com>
28007 PR tree-optimization/68756
28008 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
28009 instead of new_name.
28011 2016-04-12 Jakub Jelinek <jakub@redhat.com>
28013 PR tree-optimization/70602
28014 * tree-sra.c (generate_subtree_copies): Don't write anything into
28015 constant pool decls.
28017 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
28018 regardless whether there are depend clauses or not.
28020 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
28023 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
28024 target attribute and pragma from changing the -mfloat128
28025 and -mfloat128-hardware options.
28027 * doc/extend.texi (Additional Floating Types): Document PowerPC
28028 __float128 restrictions.
28030 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
28033 * config/aarch64/driver-aarch64.c
28034 (aarch64_get_extension_string_for_isa_flags): New.
28035 (arch_extension): Rename to...
28036 (aarch64_arch_extension): ...This.
28037 (ext_to_feat_string): Rename to...
28038 (aarch64_extensions): ...This.
28039 (aarch64_core_data): Keep track of architecture extension flags.
28040 (cpu_data): Rename to...
28041 (aarch64_cpu_data): ...This.
28042 (aarch64_arch_driver_info): Keep track of architecture extension
28044 (get_arch_name_from_id): Rename to...
28045 (get_arch_from_id): ...This, change return type.
28046 (host_detect_local_cpu): Update and reformat for renames, handle
28047 extensions through common infrastructure.
28049 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
28052 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
28053 track of a canonical flag name.
28054 (all_extensions): Likewise.
28055 (arch_to_arch_name): Also track extension flags enabled by the arch.
28056 (all_architectures): Likewise.
28057 (aarch64_parse_extension): Move to here.
28058 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
28060 (aarch64_rewrite_selected_cpu): Update for above change.
28061 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
28062 are handled, such that the single explicit value enabled by an
28063 extension is kept seperate from the implicit values it also enables.
28064 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
28066 (aarch64_parse_extension): New.
28067 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
28068 here to config/aarch64/aarch64-protos.h.
28069 (aarch64_parse_extension): Move from here to
28070 common/config/aarch64/aarch64-common.c.
28071 (aarch64_option_print): Update.
28072 (aarch64_declare_function_name): Likewise.
28073 (aarch64_start_file): Likewise.
28074 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
28075 the canonical flag for extensions.
28076 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
28079 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
28081 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
28084 2016-04-09 Tom de Vries <tom@codesourcery.com>
28086 PR tree-optimization/68953
28087 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
28088 first to last subscript.
28090 2016-04-09 Jakub Jelinek <jakub@redhat.com>
28092 PR tree-optimization/70586
28093 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
28096 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
28100 PR tree-optimization/70373
28101 PR middle-end/70533
28102 PR middle-end/70534
28103 PR middle-end/70535
28104 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
28105 clauses for acc parallel reductions as necessary. Error on those
28107 * omp-low.c (scan_sharing_clauses): Don't install variables which
28108 are used in acc parallel reductions.
28109 (lower_rec_input_clauses): Remove dead code.
28110 (lower_oacc_reductions): Add support for reference reductions.
28111 (lower_reduction_clauses): Remove dead code.
28112 (lower_omp_target): Don't remap variables appearing in acc parallel
28114 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
28116 2016-04-08 Jakub Jelinek <jakub@redhat.com>
28118 PR middle-end/70593
28119 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
28120 with multiple SSA_NAME defs, force the outputs other than first
28121 to be live before calling live_track_process_def on each output.
28123 PR rtl-optimization/70574
28124 * fwprop.c (forward_propagate_and_simplify): Don't add
28125 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
28126 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
28127 paradoxical subregs within *loc.
28129 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
28131 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
28132 -ftree-parallelize-loops={0,1}.
28133 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
28134 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
28135 * config/ia64/hpux.h (LIB_SPEC): Likewise.
28136 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
28137 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
28139 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
28142 * asan.c (instrument_derefs): If we get unknown location, extract it
28143 with EXPR_LOCATION.
28144 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
28146 2016-04-08 Tom de Vries <tom@codesourcery.com>
28148 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
28149 implicit firstprivate clause.
28151 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
28154 * config/arm/thumb2.md (tst + branch-> lsls + branch
28155 peephole below *orsi_not_shiftsi_si): Require that condition
28156 register is dead after the peephole.
28157 (second peephole after the above): Likewise.
28159 2016-04-08 Alan Modra <amodra@gmail.com>
28162 * builtins.c (fold_builtin_classify): For IBM extended precision,
28163 look at just the high-order double to test for NaN.
28164 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
28165 test just the high double for Inf but both doubles for subnormal
28168 2016-04-07 Jakub Jelinek <jakub@redhat.com>
28170 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
28171 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
28172 node->simdclone->mask_mode != VOIDmode masks.
28173 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
28174 earlier, use it instead of node->simdclone.
28175 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
28176 Set clonei->mask_mode.
28178 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
28181 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
28182 Pass it through to cp_parser_already_scoped_statement.
28183 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
28184 it through to cp_parser_statement.
28185 (cp_parser_statement): Pass IF_P through to
28186 cp_parser_iteration_statement.
28187 (cp_parser_pragma): Adjust call to
28188 cp_parser_iteration_statement.
28190 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
28193 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
28194 resolve a future -Wparentheses warning.
28195 * omp-low.c (scan_sharing_clauses): Likewise.
28196 * tree-parloops.c (eliminate_local_variables): Likewise.
28198 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
28200 PR rtl-optimization/70398
28201 * lra-constraints.c (process_address_1): Check zero scale and code
28202 for reloading with zero scale.
28204 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
28206 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
28207 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
28209 2016-04-06 Jakub Jelinek <jakub@redhat.com>
28211 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
28212 Add support for AVX512F clones, include them by default for
28213 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
28214 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
28217 PR middle-end/70550
28218 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
28219 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
28220 firstprivate clauses.
28221 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
28222 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
28223 (lower_omp_target): Set TREE_NO_WARNING for
28224 non-addressable possibly uninitialized vars which are copied into
28225 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
28227 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
28229 * config/pa/predicates.md (integer_store_memory_operand): Accept
28230 REG+D operands with a large offset when reload_in_progress is true.
28231 (floating_point_store_memory_operand): Likewise.
28233 2016-04-05 Jakub Jelinek <jakub@redhat.com>
28236 * match.pd (nested int casts): Limit to GIMPLE.
28238 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
28241 * ipa-devirt.c (maybe_record_node): Fix comment; use
28242 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
28244 2016-04-05 Jakub Jelinek <jakub@redhat.com>
28246 PR rtl-optimization/70542
28247 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
28248 if there are any uses other than insn or debug insns.
28250 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
28251 Jakub Jelinek <jakub@redhat.com>
28253 PR tree-optimization/70509
28254 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
28255 Shift HOST_WIDE_INT_1U instead of 1.
28257 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
28259 PR tree-optimization/70509
28260 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
28261 of the vector base type for index.
28263 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
28266 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
28268 2016-04-05 Richard Biener <rguenther@suse.de>
28270 PR tree-optimization/70526
28271 * tree-sra.c (build_ref_for_offset): Use prev_base to
28272 extract the alias pointer type.
28274 2016-04-05 Richard Biener <rguenther@suse.de>
28276 * dse.c (struct store_info): Remove alias_set member.
28277 (struct read_info_type): Likewise.
28278 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
28279 spill_deleted, clear_alias_set_lookup): Remove.
28280 (get_group_info): Remove dead base == NULL_RTX case.
28281 (dse_step0): Remove initialization of removed variables.
28282 (delete_dead_store_insn): Reomve alias set dumping.
28283 (free_read_records): Remove alias_set handling.
28284 (canon_address): Remove alias_set_out parameter.
28285 (record_store): Remove spill_alias_set, it's always zero.
28286 (check_mem_read_rtx): Likewise.
28287 (dse_step2): Rename from ...
28288 (dse_step2_nospill): ... this. Adjust.
28289 (scan_stores): Rename from ...
28290 (scan_stores_nospill): ... this.
28291 (scan_reads): Rename from ...
28292 (scan_reads_nospill): ... this.
28293 (scan_stores_spill, scan_reads_spill): Remove.
28294 (dse_step3_scan): Remove for_spills argument which is always false.
28295 (dse_step3): Likewise.
28296 (dse_step5): Rename from ...
28297 (dse_step5_nospill): ... this. Remove alias_set handling.
28298 (rest_of_handle_dse): Adjust.
28300 2016-04-05 Jakub Jelinek <jakub@redhat.com>
28303 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
28304 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
28305 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
28306 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
28308 2016-04-05 Richard Biener <rguenther@suse.de>
28310 PR middle-end/70499
28311 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
28312 non-register type temporaries into SSA.
28314 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
28317 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
28318 calls when sanitizing.
28319 (possible_polymorphic_call_target_p): Fix formatting.
28321 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
28322 Jakub Jelinek <jakub@redhat.com>
28324 PR middle-end/70457
28325 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
28326 to ensure a call statement is compatible with a built-in's
28328 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
28331 2016-04-04 Richard Biener <rguenther@suse.de>
28333 PR rtl-optimization/70484
28334 * rtl.h (canon_output_dependence): Declare.
28335 * alias.c (canon_output_dependence): New function.
28336 * dse.c (record_store): Use canon_output_dependence rather
28337 than canon_true_dependence.
28339 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
28342 * cgraph.h (symtab_node::copy_visibility_from): New function.
28343 * symtab.c (symtab_node::copy_visibility_from): New function.
28344 * ipa-visibility.c (optimize_weakref): New function.
28345 (function_and_variable_visibility): Use it.
28347 2016-04-04 Martin Liska <mliska@suse.cz>
28350 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
28351 value that is really in range handled by SBR instruction.
28352 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
28353 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
28354 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
28356 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
28360 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
28361 set, but not for SP_REG operands.
28363 2016-04-02 Martin Sebor <msebor@redhat.com>
28366 * fold-const.c (maybe_nonzero_address): New function.
28367 (fold_comparison): Call it. Fold equality and relational
28368 expressions involving null pointers.
28369 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
28371 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
28373 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
28374 the "Y" constraint (scalar FP 0.0 immediate).
28376 * config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
28377 Add the "const_double" to the list of operand constraints.
28379 2016-04-01 Jakub Jelinek <jakub@redhat.com>
28381 PR rtl-optimization/70467
28382 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
28383 If low word of the last operand is 0, just emit addition/subtraction
28386 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28389 * config/s390/s390.c (s390_expand_insv): Check for everything
28390 constant instead of just VOIDmode stuff.
28392 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
28395 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
28397 2016-04-01 Nathan Sidwell <nathan@acm.org>
28399 * tree.def (TRY_CATCH_EXPR): Correct documentation.
28401 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
28403 PR rtl-optimization/70461
28404 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
28407 2016-03-31 Martin Liska <mliska@suse.cz>
28410 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
28411 a tree value or an immediate integer value to a buffer
28412 that is eventually copied to a BRIG section.
28413 (emit_immediate_operand): Call the function here.
28414 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
28415 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
28416 of class' fields that are removed.
28417 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
28418 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
28419 m_brig_repr_size fields.
28421 2016-03-31 Martin Liska <mliska@suse.cz>
28424 * hsa-gen.c (hsa_function_representation::update_dominance): New
28426 (convert_addr_to_flat_segment): Likewise.
28427 (gen_hsa_memory_set): New alignment argument.
28428 (gen_hsa_ctor_assignment): Likewise.
28429 (gen_hsa_insns_for_single_assignment): Provide alignment
28430 to gen_hsa_ctor_assignment.
28431 (gen_hsa_insns_for_direct_call): Add new argument.
28432 (expand_lhs_of_string_op): New function.
28433 (expand_string_operation_builtin): Likewise.
28434 (expand_memory_copy): New function.
28435 (expand_memory_set): New function.
28436 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
28437 (convert_switch_statements): Change signature.
28438 (generate_hsa): Use a return value of the function.
28439 (pass_gen_hsail::execute): Do not call
28440 convert_switch_statements here.
28441 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
28442 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
28443 (hsa_function_representation::update_dominance): New function.
28445 2016-03-31 Martin Liska <mliska@suse.cz>
28448 * hsa-brig.c (emit_directive_variable): Emit alignment
28449 according to hsa_symbol::m_align.
28450 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
28451 (dump_hsa_symbol): Dump alignment of HSA symbols.
28452 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
28453 (gen_hsa_addr_with_align): New function.
28454 (hsa_bitmemref_alignment): Use newly added function.
28455 (gen_hsa_insns_for_load): Likewise.
28456 (gen_hsa_insns_for_store): Likewise.
28457 (gen_hsa_memory_copy): New argument added.
28458 (gen_hsa_insns_for_single_assignment): Respect
28459 alignment for assignments processed via gen_hsa_memory_copy.
28460 (gen_hsa_insns_for_direct_call): Likewise.
28461 (gen_hsa_insns_for_return): Likewise.
28462 (gen_function_def_parameters): Set default alignment.
28463 * hsa.c (hsa_object_alignment): New function.
28464 (hsa_byte_alignment): Pasted function.
28465 * hsa.h (hsa_symbol::m_align): New field.
28467 2016-03-31 Bin Cheng <bin.cheng@arm.com>
28469 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
28470 scratch field for goto case.
28472 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
28474 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
28476 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
28479 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
28480 (scalar_chain::convert_insn): Call convert_op for reg
28481 moves to handle undefined registers.
28483 2016-03-31 Nathan Sidwell <nathan@acm.org>
28486 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
28487 Assert we don't want to move backwards.
28489 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
28492 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
28494 2016-03-31 Jakub Jelinek <jakub@redhat.com>
28496 PR rtl-optimization/70460
28497 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
28498 with operand from REG_LABEL_OPERAND, instead substitute
28499 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
28500 Don't do anything for REG_NON_LOCAL_GOTO jumps.
28502 2016-03-31 Martin Liska <mliska@suse.cz>
28504 * passes.c (execute_one_pass): Do not call
28505 todo_after for a discarded function.
28507 2016-03-31 Bin Cheng <bin.cheng@arm.com>
28509 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
28510 (no_cost, infinite_cost): Initialize the new field.
28511 (get_computation_cost_at): Record setup cost.
28512 (determine_use_iv_cost_address): Skip cost computation for sub
28513 uses if we can estimate it without losing accuracy.
28515 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
28517 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
28519 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
28520 max_loop_iterations_int.
28521 (tree_unswitch_outer_loop): Likewise.
28522 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
28523 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
28525 2016-03-30 Richard Biener <rguenther@suse.de>
28527 PR middle-end/70450
28528 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
28530 2016-03-30 Jakub Jelinek <jakub@redhat.com>
28533 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
28534 in gen_blendm expander.
28536 2016-03-30 Nick Clifton <nickc@redhat.com>
28539 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
28540 case where we are already provided with an SImode SUBREG.
28542 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
28545 * config/i386/i386.c (ix86_expand_epilogue): Properly check
28546 conflict between DRAP register and __builtin_eh_return.
28548 2016-03-30 Michael Matz <matz@suse.de>
28549 Richard Biener <rguenther@suse.de>
28552 * ipa-polymorphic-call.c (struct type_change_info): Change
28553 speculative to an unsigned allowing to limit the work we do.
28554 (csftc_abort_walking_p): New inline function..
28555 (check_stmt_for_type_change): Limit the number of may-defs
28556 skipped for speculative devirtualization to
28557 max-speculative-devirt-maydefs.
28558 * params.def (max-speculative-devirt-maydefs): New param.
28559 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
28561 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
28564 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
28567 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
28569 PR tree-optimization/59124
28570 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
28571 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
28573 2016-03-29 Jeff Law <law@redhat.com>
28575 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
28577 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
28579 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
28582 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
28584 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
28585 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
28586 gcrt0.o if linking dynamically.
28588 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
28591 * ipa-devirt.c (methods_equal_p): New function.
28592 (compare_virtual_tables): Use it.
28593 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
28594 * cgraphclones.c (clone_function_name_1): Use
28595 symbol_table::symbol_suffix_separator.
28596 * coverage.c (build_var): Likewise.
28597 * symtab.c (symbol_table::symbol_suffix_separator): New.
28599 2016-03-29 Jakub Jelinek <jakub@redhat.com>
28601 PR rtl-optimization/70429
28602 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
28603 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
28604 mode != result_mode.
28607 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
28609 PR tree-optimization/70405
28610 * ssa-iterators.h (num_imm_uses): Add missing braces.
28612 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
28614 PR rtl-optimization/68695
28615 * ira-color.c (allocno_copy_cost_saving): New.
28616 (improve_allocation): Use it.
28618 2016-03-29 Richard Henderson <rth@redhat.com>
28620 PR middle-end/70355
28621 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
28623 2016-03-29 Richard Biener <rguenther@suse.de>
28625 PR middle-end/70424
28626 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
28627 use alignment returned by get_pointer_alignment_1 if it is
28628 bigger than BITS_PER_UNIT.
28629 * builtins.c (get_pointer_alignment_1): Do not return true
28630 for alignment extracted from SSA info.
28632 2016-03-28 James Bowman <james.bowman@ftdichip.com>
28634 * config/ft32/ft32.opt (mnodiv): New.
28635 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
28636 * doc/invoke.texi (FT32 Options -mnodiv): New.
28638 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
28641 * config/i386/i386.md (define_split, andn): Fix modes.
28643 2016-03-26 Richard Biener <rguenther@suse.de>
28644 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
28647 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
28649 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
28650 as 2nd argument to cl_optimization_restore().
28652 2016-03-25 Richard Henderson <rth@redhat.com>
28655 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
28656 * config/aarch64/aarch64-protos.h: Declare it.
28657 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
28659 2016-03-25 Alan Modra <amodra@gmail.com>
28662 * config/rs6000/constraints.md (j): Simplify.
28663 * config/rs6000/predicates.md (easy_fp_constant): Exclude
28665 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
28666 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
28667 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
28668 in all constraint alternatives.
28669 (movtd_64bit_nodm): Delete "j" constraint alternative.
28671 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
28673 * tree-ssa-propagate.c: Enhance docs for
28674 SSA_PROP_NOT_INTERESTING.
28676 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
28678 * doc/extend.texi: Fix typo in documentation to pure attribute.
28680 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
28683 * config/pa/pa.md (bswapdi2): Use a scratch register.
28685 2016-03-24 Richard Henderson <rth@redhat.com>
28687 PR middle-end/69845
28688 * fold-const.c (extract_muldiv_1): Correct test for multiplication
28691 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
28693 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
28694 using ix86_expand_binary_operator instead of gen_andsi3.
28696 2016-03-24 Richard Biener <rguenther@suse.de>
28698 PR tree-optimization/70396
28699 * tree-vect-stmts.c (vectorizable_comparison): Use
28700 get_vectype_for_scalar_type.
28702 2016-03-24 Richard Biener <rguenther@suse.de>
28704 PR middle-end/70370
28705 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
28706 with register bases.
28708 2016-03-24 Richard Biener <rguenther@suse.de>
28710 PR tree-optimization/70372
28711 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
28712 build_all_ones_cst to also handle vector types correctly.
28714 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
28717 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
28720 2016-03-23 Marek Polacek <polacek@redhat.com>
28723 * doc/invoke.texi: Document -Wignored-attributes.
28725 2016-03-23 Bin Cheng <bin.cheng@arm.com>
28727 PR tree-optimization/69042
28728 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
28729 parameter from 30 to 40.
28731 2016-03-23 Bin Cheng <bin.cheng@arm.com>
28733 PR tree-optimization/69042
28734 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
28735 for use with constant offset stripped in base.
28737 2016-03-23 Richard Biener <rguenther@suse.de>
28739 PR middle-end/70251
28740 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
28741 mode compatibility check.
28742 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
28744 2016-03-23 Jeff Law <law@redhat.com>
28746 PR tree-optimization/64058
28747 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
28749 (struct ssa_conflicts): Move up earlier in the file.
28750 (conflicts_, var_map_): New static variables.
28751 (initialize_conflict_count): New function to initialize the
28752 CONFLICT_COUNT field for each conflict pair.
28753 (compare_pairs): Lazily initialize the conflict count and use it
28754 as the first tie-breaker.
28755 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
28756 and wipe conflicts_ and map_ around the call to qsort. Remove
28757 special case for 2 coalesce pairs.
28758 * bitmap.c (bitmap_count_unique_bits): New function.
28759 (bitmap_count_bits_in_word): New function, extracted from
28761 (bitmap_count_bits): Use bitmap_count_bits_in_word.
28762 * bitmap.h (bitmap_count_unique_bits): Declare it.
28764 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
28767 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
28768 transparent alias chain for decl assembler name.
28769 * config/sol2.c (solaris_assemble_visibility): Likewise.
28771 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
28773 * config/arm/arm1020e.md (1020call_op): Reduce reservation
28775 (v10_fdivs): Likewise.
28776 (v10_fdivd): Likewise.
28778 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
28781 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
28782 to not call fclose twice on file.
28784 2016-03-23 Jakub Jelinek <jakub@redhat.com>
28786 PR tree-optimization/70354
28787 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
28788 oprnd0 is wider than oprnd1 and there is a cast from the wider
28789 type to oprnd1, mask it with the mask of the narrower type.
28792 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
28793 Optimize TARGET_STV splitters, if high or low word of last argument
28796 2016-03-22 Jeff Law <law@redhat.com>
28799 tree-ssa-threadbackward.c
28800 (fsm_find_control_statement_thread_paths): Correctly distinguish
28801 between old style jump threads vs FSM jump threads.
28803 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
28806 * config/i386/i386.c (scalar_chain::convert_op): Support
28807 uninitialized register usage case.
28809 2016-03-22 Richard Biener <rguenther@suse.de>
28811 PR middle-end/70251
28812 * genmatch.c (gen_transform): Adjust last parameter to a three-state
28814 (capture::gen_transform): ... to change behavior when substituting
28815 a condition into cond or not-cond expr context.
28816 (dt_simplify::gen_1): Adjust.
28817 * gimple-match-head.c: Include gimplify.h for unshare_expr.
28818 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
28819 last change and instead change to
28820 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
28821 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
28823 2016-03-22 Anthony Green <green@moxielogic.com>
28825 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
28826 issue for moxiebox targets.
28827 (CC1PLUS_SPEC): Ditto.
28829 2016-03-22 Richard Biener <rguenther@suse.de>
28831 PR middle-end/70333
28832 * fold-const.c (extract_muldiv_1): Properly perform multiplication
28835 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
28837 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
28839 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
28842 * config/i386/i386.c (def_builtin): Handle
28843 OPTION_MASK_ISA_AVX512VL to be and-ed with other
28845 (const struct builtin_description bdesc_special_args[]):
28846 Remove duplicate ISA bits.
28848 2016-03-22 Jakub Jelinek <jakub@redhat.com>
28851 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
28852 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
28853 in a way that works also for AVX512BW.
28856 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
28857 instead of source if operands[1] is xmm16 and above and
28858 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
28859 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
28862 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
28863 on assign if (*from_p) is a comparison, set it to
28864 TREE_NO_WARNING (*from_p).
28866 2016-03-21 Jakub Jelinek <jakub@redhat.com>
28868 PR middle-end/70326
28869 * lra.c (restore_scratches): Ignore deleted insns.
28871 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
28872 Jakub Jelinek <jakub@redhat.com>
28874 PR tree-optimization/70317
28875 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
28878 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
28881 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
28882 of ix86_expand_move.
28884 (movti): Use general_operand for operand 1 predicate.
28886 2016-03-21 Martin Liska <mliska@suse.cz>
28888 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
28890 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
28892 2016-03-21 Martin Liska <mliska@suse.cz>
28895 * ipa-icf.c (sem_function::parse): Skip static
28896 constructors and destructors.
28898 2016-03-21 Jakub Jelinek <jakub@redhat.com>
28901 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
28902 function-like macro, peek following token(s) if it is followed
28903 by CPP_OPEN_PAREN token with optional padding in between, and
28904 if not, don't treat it like a macro.
28906 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
28907 Alexander Monakov <amonakov@ispras.ru>
28909 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
28910 for the stabs debug format.
28912 2016-03-21 Richard Biener <rguenther@suse.de>
28914 PR tree-optimization/70310
28915 * tree-vect-generic.c (expand_vector_condition): Fold the built
28918 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
28921 * config/i386/sse.md (define_insn "*vec_dup<mode>"/AVX2):
28922 Block third alternative for AVX-512VL target,
28924 2016-03-21 Martin Liska <mliska@suse.cz>
28927 * hsa-brig.c (emit_function_directives): Mark unemitted
28928 global variables for emission.
28929 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
28930 (get_symbol_for_decl): Likewise.
28931 * hsa.h (struct hsa_symbol): New flag.
28933 2016-03-21 Richard Biener <rguenther@suse.de>
28935 PR tree-optimization/70288
28936 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
28937 we do not estimate unsimplified all-constant conditionals or
28938 switches as optimized away.
28940 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
28942 PR rtl-optimization/69102
28943 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
28944 when we have a readonly dependency context.
28946 2016-03-18 Jeff Law <law@redhat.com>
28948 PR rtl-optimization/70263
28949 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
28950 (update_equiv_regs): When trying to move a store to after the insn
28951 that sets the source of the store, make sure the store occurs after
28952 the insn that sets the source of the store. When successful note
28953 the REG_EQUIV note created in the dump file.
28955 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
28956 Bernd Schmidt <bschmidt@redhat.com>
28958 * doc/extend.texi: Document more potential problems with basic asms.
28960 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
28962 PR rtl-optimization/70278
28963 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
28966 2016-03-18 Jason Merrill <jason@redhat.com>
28968 * calls.c (load_register_parameters): Fix zero size sibcall logic.
28970 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
28972 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
28973 values to 128b regs.
28975 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
28977 PR tree-optimization/70252
28978 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
28979 boolean vector has a proper number of elements.
28980 (supportable_narrowing_operation): Likewise.
28982 2016-03-18 Tom de Vries <tom@codesourcery.com>
28985 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
28987 2016-03-18 Jakub Jelinek <jakub@redhat.com>
28989 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
28990 instead of replace_rtx for DEBUG_INSNs.
28992 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
28994 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
28995 load type reservations.
28997 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
29000 * config/pa/constraints.md: Revert 2015-02-13 change. Use
29001 define_constraint for "Q" and "T" constraints.
29003 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
29005 Tweak the pipeline model for Exynos M1
29007 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
29010 2016-03-17 David Malcolm <dmalcolm@redhat.com>
29013 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
29014 where one or both locations aren't within a line_map.
29016 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
29019 * opts.c (finish_options): Don't set flag_pie to the default if
29020 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
29023 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
29025 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
29026 true as ALL_REGS argument to replace_rtx.
29028 2016-03-17 Richard Biener <rguenther@suse.de>
29031 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
29034 2016-03-17 Jakub Jelinek <jakub@redhat.com>
29037 * rtl.h (replace_rtx): Add ALL_REGS argument.
29038 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
29039 equality and assert mode is the same, instead of just rtx pointer
29041 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
29042 true as ALL_REGS argument to replace_rtx.
29044 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
29046 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
29047 for boolean vector with vector mode only.
29048 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
29050 2016-03-17 Nick Clifton <nickc@redhat.com>
29053 * config/rx/rx.c (rx_print_integer): Print negative constants in
29056 2016-03-17 Jakub Jelinek <jakub@redhat.com>
29059 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
29061 2016-03-16 Richard Henderson <rth@redhat.com>
29062 Richard Biener <rguenth@suse.de>
29064 PR middle-end/70240
29065 PR middle-end/68215
29067 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
29068 first operand as is_gimple_condexpr.
29070 PR middle-end/70240
29071 PR middle-end/68215
29073 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
29074 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
29075 Do not gimplify the result.
29076 (do_unop): Adjust call to tree_vec_extract.
29077 (do_binop): Likewise.
29078 (do_compare): Likewise.
29079 (do_plus_minus): Likewise.
29080 (do_negate): Likewise.
29081 (expand_vector_condition): Likewise.
29082 (do_cond): Likewise.
29084 2016-03-16 Richard Henderson <rth@redhat.com>
29087 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
29088 (aarch64_classify_address): Use it.
29089 (aarch64_legitimize_address): Force all subexpressions of PLUS
29090 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
29092 2016-03-16 Jakub Jelinek <jakub@redhat.com>
29093 Richard Biener <rguenth@suse.de>
29096 * rtlanal.c (replace_rtx): For REG, if from is a REG,
29097 return to even if only REGNO is equal, and assert
29100 2016-03-11 Jeff Law <law@redhat.com>
29102 PR rtl-optimization/70224
29103 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
29105 2016-03-16 Richard Henderson <rth@redhat.com>
29107 PR middle-end/70199
29108 * function.h (struct function): Add has_forced_label_in_static.
29109 * gimplify.c (force_labels_r): Set it.
29110 * lto-streamer-in.c (input_struct_function_base): Read it.
29111 * lto-streamer-out.c (output_struct_function_base): Write it.
29112 * tree-inline.c (has_label_address_in_static_1): Remove.
29113 (copy_forbidden): Remove fndecl parameter; test
29114 has_forced_label_in_static.
29115 (inline_forbidden_p): Update call to copy_forbidden.
29116 (tree_versionable_function_p): Likewise.
29117 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
29118 (chkp_versioning): Likewise.
29119 * tree-inline.h (copy_forbidden): Update decl.
29121 2016-03-16 Marek Polacek <polacek@redhat.com>
29124 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
29125 function being thunked if the result type doesn't have fixed size.
29126 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
29127 doesn't have fixed size.
29129 2016-03-16 Bin Cheng <bin.cheng@arm.com>
29131 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
29132 reporting malformed loop nest.
29134 2016-03-16 Tom de Vries <tom@codesourcery.com>
29137 * ipa-devirt.c (possible_polymorphic_call_targets): Move
29138 nodes.length () == 1 test to before first nodes[0] access.
29140 2016-03-16 Tom de Vries <tom@codesourcery.com>
29142 PR tree-optimization/68715
29143 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
29144 single_pred_p test.
29146 2016-03-16 Tom de Vries <tom@codesourcery.com>
29148 PR tree-optimization/68809
29149 * graphite-scop-detection.c (same_close_phi_node): Test if result types
29152 2016-03-16 Carlos O'Donell <carlos@redhat.com>
29153 Sandra Loosemore <sandra@codesourcery.com>
29155 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
29156 on leaf attribute. Mention ELF interposition problems.
29158 2016-03-16 Alan Modra <amodra@gmail.com>
29160 PR rtl-optimization/69195
29161 PR rtl-optimization/47992
29162 * ira.c (indirect_jump_optimize): Ignore artificial defs.
29165 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
29168 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
29170 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
29172 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
29174 2016-03-15 Jakub Jelinek <jakub@redhat.com>
29176 PR rtl-optimization/70222
29177 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
29178 optimization if mode is different from result_mode, queue up masking
29179 of the result in outer_op. Formatting fix.
29181 PR middle-end/70239
29182 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
29185 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
29187 PR rtl-optimization/69032
29188 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
29189 looping backwards over basic block insns.
29191 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
29194 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
29195 to non-speculative when propagating trap bits.
29197 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
29199 PR rtl-optimization/63384
29200 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
29201 DEBUG_INSN_P insns.
29203 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
29206 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
29207 factored out from ...
29208 (sched_analyze_insn): ... here.
29209 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
29210 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
29211 get_implicit_reg_pending_clobbers in it.
29212 (setup_id_reg_sets): Use setup_id_implicit_regs.
29213 (deps_init_id): Ditto.
29215 2016-03-15 Tom de Vries <tom@codesourcery.com>
29218 * cgraph.c (cgraph_node::get_body): Save, reset and restore
29220 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
29221 execute_function_dump.
29222 (execute_one_pass): Don't dump function if it will be dumped after ipa
29225 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
29227 * genrecog.c (match_pattern_2): If pred is NULL don't call
29228 safe_predicate_mode on it.
29230 2016-03-14 Jakub Jelinek <jakub@redhat.com>
29232 PR middle-end/70219
29233 * lra-constraints.c (delete_move_and_clobber): Change assertion
29234 to also allow dregno == 0.
29236 2016-03-14 Richard Henderson <rth@redhat.com>
29239 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
29240 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
29241 (reassociate_bb): Use optimize_vec_cond_expr; avoid
29242 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
29245 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
29248 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
29250 (lra_create_live_ranges_1): initialize hard register biggest_mode to
29252 * lra-constraints.c (split_reg): For hard regs, try to find the
29253 biggest single-register mode used in the function.
29255 2016-03-14 Richard Biener <rguenther@suse.de>
29257 PR tree-optimization/56365
29258 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
29259 constants to compare against.
29261 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
29264 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
29265 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
29266 (define_split for the GPR case): Use int_reg_operand instead of
29267 gpc_reg_operand for the output.
29269 2016-03-14 Tom de Vries <tom@codesourcery.com>
29271 PR tree-optimization/70045
29272 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
29273 create_empty_if_region_on_edge argument.
29275 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
29277 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
29278 (STACK_CHECK_PROTECT): Likewise.
29279 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
29280 (STACK_CHECK_PROTECT): Likewise.
29281 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
29282 (STACK_CHECK_PROTECT): Likewise.
29283 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
29284 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
29285 (STACK_CHECK_PROTECT): Likewise.
29287 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
29289 PR rtl-optimization/69307
29290 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
29291 registers in modes that span more than one register.
29293 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
29296 * lra-constraints.c (delete_move_and_clobber): New.
29297 (remove_inheritance_pseudos): Use it.
29299 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
29302 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
29303 the libcall is LCT_THROW.
29304 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
29305 for the checking routine.
29307 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
29310 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
29311 optimization if we have direct move.
29312 (roundu32<mode>2_fprs): Likewise.
29314 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
29317 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
29319 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
29320 Arguments swapped. All callers changed. Take reg_renumber into
29321 account, and Calculate and compare register ranges for hard regs.
29323 2016-03-11 Jeff Law <law@redhat.com>
29325 PR tree-optimization/70190
29326 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
29327 Handle cases where we can not extract the taken edge, even though we
29328 found a constant value.
29330 PR tree-optimization/64058
29331 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
29332 (num_coalesce_pairs): Move up earlier in file.
29333 (find_coalesce_pair): Initialize the INDEX field for each pair
29335 (compare_pairs): No longer sort on the elements in each pair.
29336 Instead break ties with the index of the coalesce pair.
29338 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
29341 * config/aarch64/aarch64-protos.h
29342 (aarch64_save_restore_target_globals): New prototype.
29343 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
29344 Call the above when popping pragma.
29345 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
29347 (aarch64_set_current_function): Rewrite using the above.
29349 2016-03-11 Jakub Jelinek <jakub@redhat.com>
29351 PR tree-optimization/70177
29352 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
29353 (extract_ops_from_tree): ... this. In the 2 argument
29354 overload remove _1 suffix.
29355 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
29356 (extract_ops_from_tree): ... this.
29357 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
29359 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
29360 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
29361 extract_ops_from_tree instead of 2 operand one.
29363 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
29365 PR tree-optimization/70013
29366 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
29367 for constant-pool entries.
29369 2016-03-11 Jakub Jelinek <jakub@redhat.com>
29371 PR rtl-optimization/70174
29372 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
29373 followed by gen_lowpart on force_reg instead of just gen_lowpart.
29375 PR tree-optimization/70169
29376 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
29377 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
29380 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
29381 Jakub Jelinek <jakub@redhat.com>
29384 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
29385 of uninitialized values.
29387 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29389 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
29391 ("*trunctddd2"): New pattern definition.
29392 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
29395 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29397 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
29398 definitions for BFP and DFP rounding modes.
29399 ("fixuns_truncdddi2", "fixuns_trunctddi2")
29400 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
29401 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
29402 ("fix_trunctf<mode>2"): Use the new constants instead of magic
29405 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29407 * config/s390/constraints.md: Adjust comment.
29408 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
29409 s390_decompose_addrstyle_without_index.
29410 * config/s390/predicates.md (shift_count_or_setmem_operand):
29411 Rename to setmem_operand.
29412 * config/s390/s390-protos.h
29413 (s390_decompose_shift_count): Rename to
29414 s390_decompose_addrstyle_without_index.
29415 * config/s390/s390.c (s390_decompose_shift_count)
29416 (s390_mem_constraint, print_shift_count_operand)
29417 (print_operand_address, print_operand): Rename
29418 s390_decompose_shift_count to
29419 s390_decompose_addrstyle_without_index and rename
29420 print_shift_count_operand to print_addrstyle_operand troughout the
29422 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
29423 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
29424 Rename shift_count_or_setmem_operand to setmem_operand.
29425 * config/s390/vx-builtins.md ("vec_insert<mode>")
29426 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
29429 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
29432 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
29433 Handle overlapping retval and newval.
29435 2016-03-10 Nick Clifton <nickc@redhat.com>
29438 * config/aarch64/aarch64.c
29439 (aarch64_override_options_after_change_1): When forcing
29440 flag_omit_frame_pointer to be true, use a special value that can
29441 be detected if this function is called again, thus preventing
29442 flag_omit_leaf_frame_pointer from being forced to be false.
29444 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
29446 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
29447 Set x_flag_omit_leaf_frame_pointer when handling
29448 -momit-leaf-frame-pointer.
29450 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
29453 * cgraph.c (cgraph_node::dump): Dump split_part and
29454 indirect_call_target.
29455 * cgraph.h (cgraph_node): Add indirect_call_target flag.
29456 * ipa.c (has_addr_references_p): Cleanup.
29457 (is_indirect_call_target_p): New.
29458 (walk_polymorphic_call_targets): Do not mark virtuals that may be
29459 called indirectly as local.
29460 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
29462 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
29465 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
29466 on cxa_pure_virtual.
29468 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
29471 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
29473 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
29476 * tree.c (need_assembler_name_p): Only record main variant type names.
29478 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
29481 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
29482 Always define to 0 or 1.
29483 (TARGET_FIX_ERR_A53_843419): New macro.
29484 * config/aarch64/aarch64-elf-raw.h
29485 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
29486 * config/aarch64/aarch64-linux.h: Likewise.
29487 * config/aarch64/aarch64.c
29488 (aarch64_override_options_after_change_1): Do not default
29489 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
29491 (aarch64_attributes): Handle fix-cortex-a53-843419.
29492 (aarch64_can_inline_p): Likewise.
29493 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
29495 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
29496 Jakub Jelinek <jakub@redhat.com>
29498 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
29499 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
29500 DECL_COMMONS if flag_unconstrained_commons is set.
29501 * tree-dfa.c (get_ref_base_and_extent): Likewise.
29502 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
29503 (funconstrained-commons): Document.
29505 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
29507 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
29508 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
29510 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
29512 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
29513 has a proper number of elements.
29515 2016-03-10 Alan Modra <amodra@gmail.com>
29517 PR rtl-optimization/69195
29518 PR rtl-optimization/47992
29519 * ira.c (recorded_label_ref): Delete.
29520 (update_equiv_regs): Return void.
29521 (indirect_jump_optimize): New function.
29522 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
29523 before regstat_compute_ri. Don't rebuild_jump_labels here.
29524 Delete update_regstat.
29526 2016-03-10 Richard Biener <rguenther@suse.de>
29528 PR tree-optimization/70128
29529 * tree-ssa-structalias.c (set_uids_in_ptset): Set
29530 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
29532 2016-03-09 Jakub Jelinek <jakub@redhat.com>
29534 PR tree-optimization/70152
29535 * tree-sra.c (replace_removed_params_ssa_names): Copy over
29536 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
29539 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
29540 instead of gen_sse2_loadlpd.
29541 * config/i386/sse.md (*vec_concatv2df): Rename to...
29542 (vec_concatv2df): ... this.
29544 PR tree-optimization/70127
29545 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
29547 2016-03-09 David Malcolm <dmalcolm@redhat.com>
29551 * diagnostic-show-locus.c (compatible_locations_p): New function.
29552 (layout::layout): Sanitize ranges using compatible_locations_p.
29554 2016-03-09 David Malcolm <dmalcolm@redhat.com>
29558 * diagnostic-show-locus.c (layout_range::layout_range): Replace
29559 location_range param with three const expanded_locations * and a
29561 (layout::layout): Replace call to
29562 rich_location::lazily_expand_location with get_expanded_location.
29563 Extract the range and perform location expansion here, passing
29564 the results to the layout_range ctor.
29565 * diagnostic.c (source_range::debug): Delete.
29566 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
29567 of rich_location::get_expanded_location.
29568 * gcc-rich-location.c (get_range_for_expr): Delete.
29569 (gcc_rich_location::add_expr): Reimplement to avoid the
29570 rich_location::add_range overload that took a location_range,
29571 passing a location_t instead.
29573 2016-03-09 Richard Biener <rguenther@suse.de>
29574 Jakub Jelinek <jakub@redhat.com>
29576 PR tree-optimization/70138
29577 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
29578 Also skip vect_double_reduction_def.
29580 2016-03-09 Jakub Jelinek <jakub@redhat.com>
29583 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
29584 if the operand is "m".
29586 2016-03-09 Nathan Sidwell <nathan@acm.org>
29588 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
29590 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
29592 * config/i386/i386.c (processor_target_table): Fix cost table
29593 intialization order for znver1.
29595 2016-03-08 Jakub Jelinek <jakub@redhat.com>
29597 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
29598 - becuase -> because.
29599 * ipa-reference.c (ignore_module_statics): Likewise.
29600 * cgraph.c (cgraph_node::get_body): Likewise.
29601 * ipa-inline.c (early_inliner): Likewise.
29602 * ipa-devirt.c (types_same_for_odr): Likewise.
29603 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
29604 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
29606 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
29608 * tree-ssa-math-opts.c: Fix typo in comment.
29610 2016-03-08 Jakub Jelinek <jakub@redhat.com>
29613 * config/i386/i386.c (scalar_chain::make_vector_copies,
29614 scalar_chain::convert_reg): Call end_sequence in between
29615 get_insns and emit_conversion_insns rather than after both
29618 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
29621 * config/i386/i386.h (machine_function): Add
29622 pc_thunk_call_expanded flag.
29623 (ix86_pc_thunk_call_expanded): New define.
29624 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
29625 (*set_got): Rename insn pattern from set_got.
29626 (*set_got_labelled): Rename inst pattern from set_got_labelled.
29627 * config/i386/i386.c (ix86_compute_frame_layout): Use
29628 ix86_pc_thunk_call_expanded to prevent red-zone.
29630 2016-03-07 Martin Jambor <mjambor@suse.cz>
29632 * hsa.h (hsa_get_ctor_statements): Declare.
29633 (hsa_get_dtor_statements): Likewise.
29634 (hsa_get_kernel_dispatch_type): Likewise.
29635 * hsa.c (hsa_get_ctor_statements): New function.
29636 (hsa_get_dtor_statements): Likewise.
29637 (hsa_get_kernel_dispatch_type): Likewise.
29638 * hsa-brig.c (hsa_cdtor_statements): Removed.
29639 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
29640 hsa_get_dtor_statements.
29641 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
29642 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
29644 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
29646 * config/arm/arm-cores.def (cortex-r8): New.
29647 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
29648 * config/arm/arm-tune.md: Likewise.
29649 * doc/invoke.texi: Add cortex-r8 to list of cpu values.
29651 2016-03-07 Martin Sebor <msebor@redhat.com>
29653 PR rtl-optimization/19705
29654 * doc/invoke.texi (Options That Control Optimization): Clarify
29655 -fno-branch-count-reg.
29657 2016-02-26 Richard Biener <rguenther@suse.de>
29658 Jeff Law <law@redhat.com>
29660 PR tree-optimization/69740
29661 * cfghooks.c (remove_edge): Request loop fixups if we delete
29662 an edge that might turn an irreducible loop into a natural
29664 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
29665 Move after definition of loops_state_clear.
29667 2016-03-07 Bin Cheng <bin.cheng@arm.com>
29669 PR rtl-optimization/69052
29670 * rtlanal.c (commutative_operand_precedence): Set higher precedence
29673 2016-03-07 Tom de Vries <tom@codesourcery.com>
29675 PR tree-optimization/70116
29676 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
29677 is_tm_ending stmts and ubsan/asan internal functions.
29678 (find_duplicate): Use it. Don't test is_tm_ending here.
29680 2016-03-07 Richard Biener <rguenther@suse.de>
29682 PR tree-optimization/70115
29683 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
29684 (propagate_constants_for_unrolling): Use replace_uses_by.
29686 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
29688 PR middle-end/69916
29689 * omp-low.c (struct oacc_loop): Add ifns.
29690 (new_oacc_loop_raw): Initialize it.
29691 (finish_oacc_loop): Clear mask & flags if no ifns.
29692 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
29693 (oacc_loop_xform_loop): Add ifns arg & adjust.
29694 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
29696 2016-03-07 Richard Henderson <rth@redhat.com>
29699 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
29700 (insert_value_copy_on_edge): Likewise.
29702 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
29704 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
29706 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
29709 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
29711 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
29713 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
29715 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
29717 Fix sseimul type attribute.
29718 * config/i386/znver1.md
29719 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
29720 znver1_sseimul_avx256_load) : Fix the type attribute.
29721 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
29722 pipe usage and latency.
29724 2016-03-05 Jakub Jelinek <jakub@redhat.com>
29727 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
29728 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
29731 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
29734 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
29736 PR rtl-optimization/69941
29737 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
29738 the reg share its mode.
29740 2016-03-04 Jeff Law <law@redhat.com>
29742 PR tree-optimization/69196
29743 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
29744 If the both SSA_NAMEs are anonymous, then consider them unassociated
29745 and include the PHI in the statement count.
29747 2016-03-05 Tom de Vries <tom@codesourcery.com>
29749 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
29750 construct in oacc routine. Check for oacc region in oacc routine.
29752 2016-03-04 Jakub Jelinek <jakub@redhat.com>
29755 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
29756 2016-02-22 changes, instead don't recurse if RECUR is already true.
29757 Don't change *dynamic_check if RECUR. Adjust recursive caller
29758 to pass true to the new argument.
29759 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
29762 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
29763 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
29765 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
29767 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
29769 PR rtl-optimization/57676
29770 * lra-assigns.c (lra_assign): Guard test for maximum iterations
29771 with flag_checking.
29773 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
29775 * tree-vect-patterns.c (search_type_for_mask): Handle
29776 comparison of booleans.
29778 2016-03-04 Jakub Jelinek <jakub@redhat.com>
29780 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
29784 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
29785 all other ops that have dw_val_class_die_ref operands,
29786 and DW_OP_GNU_entry_value.
29788 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
29790 PR rtl-optimization/69904
29791 * config/arm/arm.c (arm_cannot_copy_insn_p):
29792 Return true for load-exclusive instructions.
29794 2016-03-03 Jakub Jelinek <jakub@redhat.com>
29797 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
29798 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
29799 the pattern no matter if it is used just by non-pattern, pattern
29801 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
29802 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
29803 oprnd1 def_stmt is in pattern, don't look through it.
29805 2016-03-03 Marek Polacek <polacek@redhat.com>
29807 PR middle-end/70050
29808 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
29810 2016-03-03 Martin Liska <mliska@suse.cz>
29812 PR tree-optimization/70043
29813 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
29814 previous statement if we see a debug statement.
29816 2016-03-03 Richard Biener <rguenther@suse.de>
29818 PR tree-optimization/55936
29819 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
29820 parameter and guard unsafe equivalence use.
29821 (vrp_evaluate_conditional_warnv_with_ops): Always use
29822 safe equivalences but not via the quadratic compare_names
29825 2016-03-03 Michael Collison <michael.collison@linaro.org>
29828 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
29829 for operand 1 to s_register_operand. Change predicate for operand
29830 2 to arm_not_immediate_operand.
29832 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
29834 * doc/tm.texi: Regenerated.
29836 2016-03-02 Richard Henderson <rth@redhat.com>
29839 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
29840 simplification when all args are positive non-fixed registers.
29842 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
29844 * target.def (lra_p): Specify that new ports should use LRA.
29846 2016-03-02 Jakub Jelinek <jakub@redhat.com>
29849 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
29850 gimplify_type_sizes the type they refer to.
29851 (omp_notice_variable): Handle reference vars to VLAs.
29852 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
29853 reference to VLA decls in the second pass instead of first pass.
29855 2016-03-02 Tom de Vries <tom@codesourcery.com>
29857 PR tree-optimization/68659
29858 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
29859 new_expr == NULL_TREE.
29860 (get_new_name): Handle ADDR_EXPR.
29862 2016-03-02 Bin Cheng <bin.cheng@arm.com>
29864 PR rtl-optimization/69052
29865 * loop-invariant.c (canonicalize_address): New function.
29866 (inv_can_prop_to_addr_use): Check validity of address expression
29867 which is canonicalized by above function.
29869 2016-03-02 Alan Modra <amodra@gmail.com>
29872 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
29875 2016-03-02 Jakub Jelinek <jakub@redhat.com>
29878 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
29879 (*movhi_internal): Put mask moves from and to memory separately
29880 from moves from/to GPRs.
29882 2016-03-02 Richard Biener <rguenther@suse.de>
29884 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
29885 GENERIC expressions in GIMPLE.
29887 2016-03-02 Richard Biener <rguenther@suse.de>
29889 * config/i386/i386.c (type_natural_mode): Fix typo.
29891 2016-03-02 Nick Clifton <nickc@redhat.com>
29893 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
29895 2016-03-02 Richard Biener <rguenther@suse.de>
29896 Uros Bizjak <ubizjak@gmail.com>
29899 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
29901 2016-03-02 Richard Biener <rguenther@suse.de>
29903 PR middle-end/67278
29904 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
29906 2016-03-02 Marek Polacek <polacek@redhat.com>
29909 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
29910 "is promoted to" warning.
29912 2016-03-01 DJ Delorie <dj@redhat.com>
29914 * config.gcc: Deprecate mep-*.
29916 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
29918 PR middle-end/70025
29919 * lra-constraints.c (regno_val_use_in): New.
29920 (match_reload): Use it instead of regno_use_in.
29922 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
29924 PR rtl-optimization/70007
29925 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
29926 references present in REG_EQUAL notes attached to non-SET patterns.
29928 2016-03-01 Jeff Law <law@redhat.com>
29930 PR tree-optimization/69196
29931 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
29932 Appropriately clamp the number of statements to copy when the
29933 thread path does not traverse a loop backedge.
29935 PR tree-optimization/69196
29936 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
29937 Do count some PHIs in the thread path against the insn count. Decrease
29938 final statement count by one as the control statement in the last
29939 block will get removed. Remove special cased code for handling PHIs
29942 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
29945 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
29946 asm dialect alternatives to explicit GOTPCREL calls.
29948 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
29951 * ira.c (do_reload): Issue warning for generic stack checking here...
29952 * reload1.c (reload): ...instead of here and streamline it.
29954 2016-03-01 Nick Clifton <nickc@redhat.com>
29956 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
29958 2016-03-01 Richard Biener <rguenther@suse.de>
29960 PR tree-optimization/69983
29961 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
29962 types and fall back to operand_equal_p.
29964 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29967 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29969 * config/s390/constraints.md ("jm8"): New constraint.
29970 * config/s390/predicates.md ("const_int_8bitset_operand"): New
29972 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
29974 ("*setmem_long<setmem_and>"): New pattern.
29975 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
29977 ("*setmem_long_31z<setmem_and>"): New pattern.
29978 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
29979 New substitution rules with the required attributes.
29982 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29985 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29987 * gensupport.c (process_substs_on_one_elem): Split loop to
29988 complete mark_operands_used_in_match_dup on all expressions in the
29990 (adjust_operands_numbers): Inline into process_substs_on_one_elem
29991 and remove function.
29993 2016-03-01 Richard Biener <rguenther@suse.de>
29995 PR middle-end/70022
29996 * fold-const.c (fold_indirect_ref_1): Fix range checking for
29997 vector BIT_FIELD_REF extract.
29999 2016-03-01 Richard Biener <rguenther@suse.de>
30001 PR tree-optimization/69994
30002 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
30004 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
30006 PR tree-optimization/69956
30007 * tree-vect-stmts.c (supportable_widening_operation): Support
30008 multi-step conversion of boolean vectors.
30009 (supportable_narrowing_operation): Likewise.
30011 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30013 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
30016 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30018 * config/s390/subst.md (DSI_VI): New mode iterator.
30019 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
30020 * config/s390/vector.md ("vec_set<mode>"): Move expander before
30021 the insn definition.
30022 ("*vec_set<mode>"): Change predicate and add alternative to
30023 support only either register or const_int operands as element
30025 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
30027 ("vec_extract<mode>"): New expander.
30028 ("*vec_extract<mode>"): New insn definition supporting reg and
30029 const_int element selectors.
30030 ("*vec_extract<mode>_plus"): New insn definition supporting
30031 reg+const_int element selectors.
30032 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
30033 following expander+insn definition.
30034 ("<vec_shifts_name><mode>3"): New expander.
30035 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
30037 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30039 * config/s390/s390.md ("*tabort_1"): Change predicate to
30040 nonmemory_operand. Add a second alternative to cover
30041 register as well as const int operands.
30042 ("*tabort_1_plus"): New pattern definition.
30044 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30046 * config/s390/s390.md ("*ashrdi3_cc_31")
30047 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
30048 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
30049 Merge insn definitions into ...
30050 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
30051 New pattern definition.
30052 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
30053 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
30054 ("*ashr<mode>3_and"): Merge insn definitions into ...
30055 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
30056 New pattern definition.
30057 * config/s390/subst.md ("addr_style_op_cc_subst")
30058 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
30059 substitutions patterns plus attributes.
30060 Add ashiftrt to SUBST iterator.
30062 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30064 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
30065 op2 to nonmemory_operand.
30066 ("*<shift>di3_31", "*<shift>di3_31_and"):
30067 Merge into single pattern definition ...
30068 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
30069 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
30070 pattern definition ...
30071 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
30072 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
30075 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30077 * config/s390/predicates.md (const_int_6bitset_operand): New
30079 * config/s390/s390.md: Include subst.md.
30080 ("rotl<mode>3"): New expander.
30081 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
30083 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
30084 * config/s390/subst.md: New file.
30086 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30088 * config/s390/s390.md ("op_type", "atype", "length" attributes):
30089 Remove RRR type. It doesn't really exist.
30090 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
30092 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
30093 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
30094 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
30095 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
30096 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
30097 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
30098 `enabled' attribute.
30100 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30102 * gensupport.c (process_substs_on_one_elem): Split loop to
30103 complete mark_operands_used_in_match_dup on all expressions in the
30105 (adjust_operands_numbers): Inline into process_substs_on_one_elem
30106 and remove function.
30108 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
30111 * config/sparc/sparc.c (NWORDS_UP): Rename to...
30112 (CEIL_NWORDS): ...this. Use CEIL macro.
30113 (compute_fp_layout): Adjust to above renaming.
30114 (function_arg_union_value): Likewise.
30115 (sparc_arg_partial_bytes): Likewise.
30116 (sparc_function_arg_advance): Likewise.
30118 2016-02-29 Jeff Law <law@redhat.com>
30120 PR tree-optimization/70005
30121 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
30122 where an object with a boolean range is compared against a value
30125 PR tree-optimization/69999
30126 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
30127 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
30130 2016-02-29 Richard Biener <rguenther@suse.de>
30132 PR tree-optimization/69994
30133 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
30134 (get_unary_op): Look through nop conversions.
30135 (ops_equal_values_p): New function, look for equality diregarding
30137 (eliminate_plus_minus_pair): Use ops_equal_values_p
30138 (repropagate_negates): Do not use get_unary_op here.
30140 2016-02-29 Martin Liska <mliska@suse.cz>
30142 * system.h: Poison ENABLE_CHECKING macro.
30144 2016-02-29 Martin Liska <mliska@suse.cz>
30146 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
30147 is presented in dump flags.
30148 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
30149 (hsa_regalloc): Likewise.
30151 2016-02-19 Richard Biener <rguenther@suse.de>
30153 PR tree-optimization/69980
30154 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
30155 permutation of those we need to keep.
30157 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
30160 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
30161 (NWORDS_UP): ...this
30162 (init_cumulative_args): Minor tweaks.
30163 (sparc_promote_function_mode): Likewise.
30164 (scan_record_type): Delete.
30165 (traverse_record_type): New function template.
30166 (classify_data_t): New structure type.
30167 (classify_registers): New inline function.
30168 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
30169 exhausted. Instantiate traverse_record_type on classify_registers and
30170 deal with the case of a structure passed in slot #15 with no FP field
30172 (assign_data_t): New structure type.
30173 (compute_int_layout): New static function.
30174 (compute_fp_layout): Likewise.
30175 (count_registers): New inline function.
30176 (assign_int_registers): New static function.
30177 (assign_fp_registers): Likewise.
30178 (assign_registers): New inline function.
30179 (function_arg_record_value_1): Delete.
30180 (function_arg_record_value_2): Likewise.
30181 (function_arg_record_value_3): Likewise.
30182 (function_arg_record_value): Adjust to above changes. Instantiate
30183 traverse_record_type on count_registers to first count the number of
30184 registers to be used and then on assign_registers to assign them.
30185 (function_arg_union_value): Adjust to above renaming.
30186 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
30187 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
30188 case of a structure passed in slot #15
30189 (sparc_function_arg_advance): Likewise.
30190 (function_arg_padding): Minor tweak.
30192 2016-02-29 Richard Biener <rguenther@suse.de>
30194 PR tree-optimization/69720
30195 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
30196 the adjustment_def path for possibly vectorized defs.
30197 (vect_create_epilog_for_reduction): Handle vectorized initial
30200 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
30202 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
30204 2016-02-27 Jeff Law <law@redhat.com>
30207 2016-02-26 Richard Biener <rguenther@suse.de>
30208 Jeff Law <law@redhat.com>
30210 PR tree-optimization/69740
30211 * cfghooks.c (remove_edge): Request loop fixups if we delete
30212 an edge that might turn an irreducible loop into a natural
30215 2016-02-27 Jakub Jelinek <jakub@redhat.com>
30217 PR rtl-optimization/69896
30218 * tree-vect-generic.c (get_compute_type): Avoid single element
30221 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
30223 Rename the AArch64 tuning option and related functions to enable the
30224 Newton series for the reciprocal square root to reflect its
30225 approximative characteristic.
30227 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
30228 function to "aarch64_emit_approx_rsqrt".
30229 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
30230 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
30231 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
30232 (xgene1_tunings): Likewise.
30233 (use_rsqrt_p): Likewise.
30234 (aarch64_emit_swrsqrt): Use new function name.
30235 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
30236 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
30237 text explaining this option.
30238 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
30240 2016-02-26 Jakub Jelinek <jakub@redhat.com>
30243 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
30244 complain about -mallow-movmisalign without -mvsx if
30245 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
30247 2016-02-26 Joel Sherrill <joel@rtems.org>
30249 * config.gcc: Add x86_64-*-rtems*.
30250 * config/i386/rtems-64.h: New file.
30252 2016-02-26 Joel Sherrill <joel@rtems.org>
30254 * config.gcc: Add aarch64-*-rtems*.
30255 * config/aarch64/rtems.h: New file.
30257 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
30260 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
30261 shift amount using %h. Add comment.
30263 2016-02-26 Richard Biener <rguenther@suse.de>
30264 Jeff Law <law@redhat.com>
30266 PR tree-optimization/69740
30267 * cfghooks.c (remove_edge): Request loop fixups if we delete
30268 an edge that might turn an irreducible loop into a natural
30271 2016-02-26 Martin Jambor <mjambor@suse.cz>
30273 PR middle-end/69920
30274 * tree-sra.c (sra_modify_assign): Do not remove loads of
30275 uninitialized aggregates to SSA_NAMEs.
30277 2016-02-26 Richard Henderson <rth@redhat.com>
30280 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
30281 pseudo in case the target rtx matches the source of the left
30284 2016-02-26 Martin Jambor <mjambor@suse.cz>
30287 * hsa.h (hsa_type_packed_p): Declare.
30288 * hsa.c (hsa_type_packed_p): New function.
30289 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
30291 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
30292 * hsa-brig.c (emit_basic_insn): Likewise.
30294 2016-02-26 Martin Jambor <mjambor@suse.cz>
30297 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
30299 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
30301 2016-02-26 Martin Jambor <mjambor@suse.cz>
30303 * hsa.h (is_a_helper): New overload for hsa_op_immed for
30304 hsa_op_with_type operands.
30305 (hsa_unsigned_type_for_type): Declare.
30306 * hsa.c (hsa_unsigned_type_for_type): New function.
30307 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
30308 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
30309 the finalizer. Do not emit extra move.
30311 2016-02-26 Martin Jambor <mjambor@suse.cz>
30313 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
30314 atomic operations in private segment.
30316 2016-02-26 Martin Jambor <mjambor@suse.cz>
30318 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
30319 statements to wi->info. Also disallow omp simd constructs.
30320 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
30321 for not gridifying. Dump special string for omp_for.
30323 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
30326 * config/aarch64/aarch64.c (aarch64_set_current_function):
30327 Save/restore target globals when switching to
30328 target_option_default_node.
30330 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
30333 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
30334 Return 0 if !SHIFT_COUNT_TRUNCATED.
30336 2016-02-26 Jakub Jelinek <jakub@redhat.com>
30337 Eric Botcazou <ebotcazou@adacore.com>
30339 PR rtl-optimization/69891
30340 * dse.c (scan_insn): If we can't figure out memset arguments
30341 or they are non-constant, call clear_rhs_from_active_local_stores.
30343 2016-02-26 Martin Liska <mliska@suse.cz>
30345 * doc/extend.texi: Mention clog10, clog10f an clog10l
30346 in Builtins section.
30348 2016-02-26 Martin Liska <mliska@suse.cz>
30350 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
30352 (resolve_args_picking_1): Likewise.
30353 * dwarf2out.h (struct GTY): Likewise.
30355 2016-02-26 Martin Liska <mliska@suse.cz>
30357 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
30358 with flag_checking.
30359 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
30361 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
30362 Martin Liska <mliska@suse.cz>
30364 * doc/install.texi: Mention --enable-valgrind-annotations.
30366 2016-02-26 Richard Biener <rguenther@suse.de>
30368 PR tree-optimization/69551
30369 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
30370 looking through aliases adjust DECL_PT_UID to refer to the
30371 ultimate alias target.
30373 2016-02-25 Martin Liska <mliska@suse.cz>
30375 PR middle-end/69919
30376 * alloc-pool.c (after_memory_report): New variable.
30377 * alloc-pool.h (base_pool_allocator ::release): Do not use
30378 the infrastructure if after_memory_report.
30379 * toplev.c (toplev::main): Mark after memory report.
30381 2016-02-25 Richard Biener <rguenther@suse.de>
30383 PR tree-optimization/48795
30384 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
30386 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
30389 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
30390 offloading is enabled and -fopenacc or -fopenmp is specified.
30391 (CRTOFFLOADEND): Likewise.
30392 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
30393 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
30394 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
30395 (offload_objects_file_name): New static var.
30396 (tool_cleanup): Remove offload_objects_file_name file.
30397 (find_offloadbeginend): Replace with ...
30398 (find_crtoffloadtable): ... this.
30399 (run_gcc): Remove offload_argc and offload_argv.
30400 Get offload_objects_file_name from -foffload-objects=... option.
30401 Read names of object files with offload from this file, pass them to
30402 compile_images_for_offload_targets. Don't call find_offloadbeginend and
30403 don't pass offloadbegin and offloadend to the linker. Don't pass
30404 offload non-LTO files to the linker, because now they're not claimed.
30406 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
30409 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
30410 on builtin_unreachable.
30412 2016-02-25 Jakub Jelinek <jakub@redhat.com>
30414 PR rtl-optimization/69896
30415 * regcprop.c: Include cfgrtl.h.
30416 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
30417 than remembered mode, either delete it (if noop_move_p), or
30418 treat like copy_p but not noop_p instruction.
30420 2016-02-24 Jakub Jelinek <jakub@redhat.com>
30423 * dwarf2out.c (gen_variable_die): Work around buggy LTO
30424 - allow NULL decl for Fortran DW_TAG_common_block variables.
30426 2016-02-24 Jason Merrill <jason@redhat.com>
30428 * common.opt (flifetime-dse): Add -flifetime-dse=1.
30430 2016-02-24 Richard Biener <rguenther@suse.de>
30431 Jakub Jelinek <jakub@redhat.com>
30433 PR middle-end/69760
30434 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
30435 conditionally executed ops to well-defined overflow behavior.
30437 2016-02-24 Jakub Jelinek <jakub@redhat.com>
30439 PR middle-end/69915
30440 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
30443 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
30445 PR rtl-optimization/69886
30446 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
30447 argument. Use it when checking validity of set instructions.
30448 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
30449 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
30451 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
30452 * store-motion.c (find_moveable_store): Update
30453 can_assign_to_reg_without_clobbers_p callsite.
30455 2016-02-24 Richard Biener <rguenther@suse.de>
30457 PR middle-end/68963
30458 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
30460 (record_nonwrapping_iv): Do not fall back to the low/high bound
30461 for non-constant IV bases if the stmt is not always executed.
30463 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
30465 * config/arm/arm-cores.def (cortex-a32): New entry.
30466 * config/arm/arm-tables.opt: Regenerate.
30467 * config/arm/arm-tune.md: Regenerate.
30468 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
30469 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
30470 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
30471 for -mcpu and -mtune.
30473 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
30476 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
30477 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
30478 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
30479 (atomic_loaddi_1): Delete.
30480 (atomic_loaddi): Rewrite expander using the above changes.
30482 2016-02-24 Jakub Jelinek <jakub@redhat.com>
30485 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
30488 2016-02-24 Jakub Jelinek <jakub@redhat.com>
30489 Richard Biener <rguenth@suse.de>
30491 PR middle-end/69909
30492 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
30493 set_mem_attributes if tem is SSA_NAME which got expanded
30496 2016-02-24 Richard Biener <rguenther@suse.de>
30498 PR tree-optimization/69907
30499 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
30500 end of permutations for BB vectorization.
30502 2016-02-24 Christian Bruel <christian.bruel@st.com>
30504 * config/arm/arm-c.c (arm_option_override): Initialize
30505 target_option_current_node.
30506 * config/arm/arm.c (arm_pragma_target_parse): Replace
30507 build_target_option_node call by target_option_current_node.
30508 Set target_option_current_node.
30511 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
30514 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
30515 define_insn_and_split to define_insn.
30516 (zero_extendqi<mode>2_dot2): Same.
30517 (extendqi<mode>2_dot): Same.
30518 (extendqi<mode>2_dot2): Same.
30520 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
30522 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
30523 and add bypass for AES{D,E} and AESMC pairs.
30524 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
30527 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
30529 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
30530 series for reciprocal square root in Exynos M1.
30532 2016-02-23 Martin Sebor <msebor@redhat.com>
30535 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
30536 __builtin_alloca_with_align.
30538 2016-02-23 Richard Henderson <rth@redhat.com>
30540 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
30541 (ix86_register_pragmas): Remove __seg_tls.
30542 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
30543 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
30544 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
30545 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
30546 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
30547 * doc/extend.texi (__seg_tls): Remove item.
30549 2016-02-23 Richard Biener <rguenther@suse.de>
30551 * alloc-pool.h (struct allocation_object): Make id member
30552 conditional on CHECKING_P again.
30553 (get_instance): Adjust.
30554 (base_pool_allocator): Likewise.
30556 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
30558 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
30559 (parallelize_loops): In OpenACC kernels mode, set n_threads to
30561 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
30563 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
30565 2016-02-23 Richard Biener <rguenther@suse.de>
30567 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
30568 * bitmap.h (struct bitmap_usage): Likewise.
30569 (bitmap_move): Declare.
30570 * bitmap.c (register_overhead): Take size_t argument.
30571 (bitmap_move): New function.
30572 * df-problems.c (df_rd_transfer_function): Use bitmap_move
30573 to properly account overhead.
30574 * tree.c (free_node): Use tree_size.
30576 2016-02-23 Jakub Jelinek <jakub@redhat.com>
30579 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
30580 when inverting comparison.
30583 * common.opt (Wunreachable-code): Add Warning flag.
30585 2016-02-23 Mark Wielaard <mjw@redhat.com>
30586 Jakub Jelinek <jakub@redhat.com>
30589 * cgraphunit.c (check_global_declaration): Check main_input_filename
30590 and DECL_SOURCE_FILE are not NULL.
30592 2016-02-23 Martin Jambor <mjambor@suse.cz>
30594 PR tree-optimization/69666
30595 * tree-sra.c (sra_modify_assign): Do not attempt to create
30596 default_def replacements for unscalarizable regions.
30598 2016-02-20 Mark Wielaard <mjw@redhat.com>
30601 * cgraphunit.c (check_global_declaration): Check level of
30602 warn_unused_const_variable and main_input_filename.
30603 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
30604 (-Wunused-variable): For C implies -Wunused-const-variable=1.
30605 (-Wunused-const-variable): Explain levels 1 and 2.
30607 2016-02-22 Jakub Jelinek <jakub@redhat.com>
30610 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
30611 identical arguments. Formatting and spelling fixes.
30614 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
30619 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
30620 and m68k-devices.def.
30621 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
30622 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
30624 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
30626 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
30627 and HImode registers.
30629 2016-02-22 Richard Biener <rguenther@suse.de>
30631 PR tree-optimization/69882
30632 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
30633 preserve permutations present because of gaps.
30634 (vect_supported_load_permutation_p): Always continue checking
30635 permutations after vect_attempt_slp_rearrange_stmts.
30637 2016-02-22 Bin Cheng <bin.cheng@arm.com>
30639 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
30640 min_profitable_estimate, rather than min_profitable_iters.
30642 2016-02-22 Jakub Jelinek <jakub@redhat.com>
30645 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
30646 SImode for last match_operand.
30648 2016-02-22 Martin Liska <mliska@suse.cz>
30650 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
30651 return bitsize - 1 as the return value.
30653 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
30657 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
30658 Handle negative shift counts.
30659 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
30660 force_reg on the shift constant.
30661 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
30662 (lshrsi3_d): Handle negative shift counts.
30664 2016-02-22 Richard Biener <rguenther@suse.de>
30665 Tom de Vries <tom@codesourcery.com>
30667 * graph.c: Include dumpfile.h.
30668 (print_graph_cfg): Split into three overloads.
30669 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
30671 2016-02-22 Tom de Vries <tom@codesourcery.com>
30673 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
30676 2016-02-22 Richard Biener <rguenther@suse.de>
30679 * ipa-inline-transform.c (inline_call): When not updating
30680 overall summaries adjust self size by the growth estimate.
30681 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
30682 hash-set, do not update overall summaries here. Renamed from ...
30683 (inline_to_all_callers): ... this which is now wrapping the
30684 above and performing delayed overall summary update.
30685 (early_inline_small_functions): Delay updating of the overall
30688 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
30690 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
30693 2016-02-19 Jakub Jelinek <jakub@redhat.com>
30696 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
30697 :%* in %:gt() argument.
30698 (greater_than_spec_func): Adjust for expecting only numbers,
30699 if there are more than two numbers, compare the last two.
30701 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
30703 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
30704 -Wnarrowing with -std.
30706 2016-02-19 Jakub Jelinek <jakub@redhat.com>
30709 * expr.c (store_field): Don't use bit-field path if exp is
30710 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
30711 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
30712 and the assignment can be performed by bitwise copy. Formatting
30715 PR middle-end/69838
30716 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
30717 call copy_reg_eh_region_note_forward on before and/or after sequences
30718 and remove note from insn if it no longer can throw.
30721 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
30722 if TARGET_AVX512BW.
30724 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30726 * config/s390/vector.md: Add missing commutative operand markers
30727 to the patterns which qualify for one.
30728 * config/s390/vx-builtins.md: Likewise.
30730 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30732 * config/s390/vector.md (VI, VI_QHS): Add single element vector
30733 types to mode iterators.
30734 (vec_double): ... and mode attribute.
30735 * config/s390/vx-builtins.md (non_vec_int): Likewise.
30737 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30739 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
30740 Change the predicate of op2 from nonimmediate to general and let
30741 reload fix it if necessary.
30743 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30745 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
30747 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30749 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
30752 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30754 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
30755 * config/s390/s390.c (s390_expand_vec_movstr): New function.
30756 * config/s390/s390.md ("movstr<P:mode>"): Call
30757 s390_expand_vec_movstr.
30759 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30761 * config/s390/s390.md: Add missing output modifier for operand 1
30762 to print it as address properly.
30764 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30766 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
30767 * config/s390/2964.md: New file.
30768 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
30769 of insn grouping attributes depending on the CPU level.
30770 (s390_get_unit_mask): New function.
30771 (s390_sched_score): Remove the OOO from the scheduling macros.
30772 Add loop to calculate a score for the instruction mix.
30773 (s390_sched_reorder): Likewise plus improve debug output.
30774 (s390_sched_variable_issue): Rename macros as above. Calculate
30775 the unit distances after actually scheduling an insn. Improve
30777 (s390_sched_init): Clear last_scheduled_unit_distance array.
30778 * config/s390/s390.md: Include 2964.md.
30780 2016-02-18 Jakub Jelinek <jakub@redhat.com>
30783 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
30784 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
30785 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
30786 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
30787 *avx512f_<code>v8div16qi2_mask_1): New insns.
30789 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
30792 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
30795 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
30796 earlyclobber from target. Use wF constraint for fused memory
30798 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
30800 2016-02-18 Jakub Jelinek <jakub@redhat.com>
30801 Martin Liska <mliska@suse.cz>
30804 * cfgexpand.c (asan_sanitize_stack_p): New function.
30805 (partition_stack_vars): Use the function.
30806 (expand_stack_vars): Likewise.
30807 (defer_stack_allocation): Likewise.
30808 (expand_used_vars): Likewise.
30810 2016-02-18 Richard Biener <rguenther@suse.de>
30812 PR middle-end/69553
30813 * fold-const.c (operand_equal_p): Properly compare offsets for
30814 IMAGPART_EXPR and ARRAY_REF.
30816 2016-02-18 Nick Clifton <nickc@redhat.com>
30820 * config/arm/arm.c (arm_option_override_internal): Disable
30821 interworking if the target does not support thumb instructions.
30822 (arm_reload_in_hi): Handle the case where a register to register
30823 move needs reloading because there is no simple pattern to handle
30825 (arm_reload_out_hi): Likewise.
30827 2016-02-18 Richard Biener <rguenther@suse.de>
30829 PR middle-end/69854
30830 * match.pd: Don't use fold_binary or fold_unary for folding
30833 2016-02-17 Jakub Jelinek <jakub@redhat.com>
30836 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
30837 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
30838 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
30839 warn on gimple_no_warning_p statements.
30841 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
30843 * doc/extend.texi (C++ Attributes): Correct description of
30844 warn_unused type attribute.
30846 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
30848 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
30849 correct instruction.
30851 2016-02-17 Richard Biener <rguenther@suse.de>
30853 PR rtl-optimization/69609
30854 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
30855 (find_traces_1_round): When ending a trace update cached priority
30857 (bb_to_key): Use cached priority when available.
30858 (copy_bb): Initialize cached priority.
30859 (reorder_basic_blocks_software_trace_cache): Likewise.
30861 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
30864 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
30866 (aarch64_comparison_operator): Break overly long line into two.
30867 (aarch64_comparison_operation): Likewise.
30868 * config/aarch64/aarch64.md (cstorecc4): Use
30869 aarch64_comparison_operator_mode instead of
30870 aarch64_comparison_operator.
30871 (cstore<mode>4): Likewise.
30872 (aarch64_cstore<mode>): Likewise.
30873 (*cstoresi_insn_uxtw): Likewise.
30874 (cstore<mode>_neg): Likewise.
30875 (*cstoresi_neg_uxtw): Likewise.
30877 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
30880 * config/arm/predicates.md (arm_comparison_operator_mode):
30882 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
30883 instead of arm_comparison_operator.
30884 (*mov_negscc): Likewise.
30885 (*mov_notscc): Likewise.
30886 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
30887 (*thumb2_mov_negscc): Likewise.
30888 (*thumb2_mov_negscc_strict_it): Likewise.
30889 (*thumb2_mov_notscc): Likewise.
30890 (*thumb2_mov_notscc_strict_it): Likewise.
30892 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
30894 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
30895 Add missing return.
30897 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
30899 * config/visium/visium.c (machine_libfunc_index): New enum.
30900 (machine_libfuncs): New structure.
30901 (visium_libfuncs): New static variable.
30902 (TARGET_INIT_LIBFUNCS): Define to...
30903 (visium_init_libfuncs): ...this. New function.
30904 (expand_block_move_4): Use the appropriate libfunc.
30905 (expand_block_move_2): Likewise.
30906 (expand_block_move_1): Likewise.
30907 (expand_block_set_4): Likewise.
30908 (expand_block_set_2): Likewise.
30909 (expand_block_set_1): Likewise.
30910 (visium_trampoline_init): Likewise.
30912 2016-02-17 Nick Clifton <nickc@redhat.com>
30914 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
30915 TI's devices.csv file as of March 2016.
30917 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
30920 * opts-global.c (handle_common_deferred_options): Introduce and
30921 initialize two global variables to remember command-line options
30922 specifying a stack-limiting register.
30923 * opts.h: Add extern declarations of the two new global variables.
30924 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
30925 variable based on the values of the two new global variables.
30927 2016-02-16 Jakub Jelinek <jakub@redhat.com>
30930 * common.opt (Wnonnull-compare): New warning.
30931 * doc/invoke.texi (-Wnonnull): Remove text about comparison
30932 of arguments against NULL.
30933 (-Wnonnull-compare): Document.
30934 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
30935 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
30936 * passes.def (pass_warn_nonnull_compare): Add.
30937 * gimple-ssa-nonnull-compare.c: New file.
30939 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
30941 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
30942 AARCH64_EXTRA_TUNE_RECIP_SQRT.
30944 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
30946 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
30947 reciprocal sqrt for -mlow-precision-recip-sqrt.
30949 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
30950 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
30952 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
30953 always use lane loads to construct non-constant vectors.
30955 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
30957 * config/aarch64/aarch64.md
30958 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
30959 constraints for operand 3.
30960 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
30962 2016-02-16 Jakub Jelinek <jakub@redhat.com>
30963 Richard Biener <rguenther@suse.de>
30965 PR tree-optimization/69820
30966 * tree-vect-patterns.c (type_conversion_p): Return false if
30967 *orig_type is unsigned single precision or boolean.
30968 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
30971 2016-02-16 Jakub Jelinek <jakub@redhat.com>
30973 PR rtl-optimization/69764
30974 PR rtl-optimization/69771
30975 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
30976 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
30978 2016-02-16 Richard Biener <rguenther@suse.de>
30980 PR tree-optimization/69776
30981 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
30983 (indirect_refs_may_alias_p): Likewise.
30984 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
30985 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
30986 according to tbaa_p.
30987 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
30988 (optimize_stmt): For redundant store discovery do not allow tbaa.
30990 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
30992 PR tree-optimization/69714
30993 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
30994 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
30996 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
30998 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
30999 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
31000 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
31001 * config/arc/arc.c (arc_init): Check FPU options.
31002 (get_arc_condition_code): Handle new CC_FPU* modes.
31003 (arc_select_cc_mode): Likewise.
31004 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
31005 register pair only. Allow access for ARCv2 accumulator.
31006 (gen_compare_reg): Whenever we have FPU support use FPU compare
31008 (arc_reorg): Don't generate brcc insns when FPU compare
31009 instructions are involved.
31010 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
31011 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
31012 floating point emulation.
31013 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
31014 (REVERSE_CONDITION): Add new CC_FPU* modes.
31015 (TARGET_FP_SP_BASE): Define.
31016 (TARGET_FP_DP_BASE): Likewise.
31017 (TARGET_FP_SP_FUSED): Likewise.
31018 (TARGET_FP_DP_FUSED): Likewise.
31019 (TARGET_FP_SP_CONV): Likewise.
31020 (TARGET_FP_DP_CONV): Likewise.
31021 (TARGET_FP_SP_SQRT): Likewise.
31022 (TARGET_FP_DP_SQRT): Likewise.
31023 (TARGET_FP_DP_AX): Likewise.
31024 * config/arc/arc.md (ARCV2_ACC): New constant.
31025 (type): New fpu type attribute.
31026 (SDF): Conditional iterator.
31027 (cstore<mode>, cbranch<mode>): Change expand condition.
31028 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
31029 handles FPU/FPX cases as well.
31030 * config/arc/arc.opt (mfpu): New option.
31031 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
31033 (adddf3, muldf3, subdf3): Removed.
31034 * config/arc/predicates.md (proper_comparison_operator): Recognize
31036 * config/arc/fpu.md: New file.
31037 * doc/invoke.texi (ARC Options): Document mfpu option.
31039 2016-02-16 Richard Biener <rguenther@suse.de>
31041 PR rtl-optimization/69291
31042 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
31043 noce_operand_ok check.
31045 2016-02-16 Tom de Vries <tom@codesourcery.com>
31048 * omp-low.c (simd_clone_create): Remove call to
31049 symtab->call_cgraph_insertion_hooks.
31051 2016-02-16 Jakub Jelinek <jakub@redhat.com>
31053 PR tree-optimization/69802
31054 * tree-ssa-reassoc.c (update_range_test): If op is
31055 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
31056 op == 1 test of precision 1 integral op, otherwise handle
31057 that case as op itself. Fix up formatting.
31058 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
31061 2016-02-16 Richard Biener <rguenther@suse.de>
31063 PR tree-optimization/69586
31064 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
31065 types for conversion sources.
31067 2016-02-16 Richard Biener <rguenther@suse.de>
31069 PR middle-end/69801
31070 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
31071 mask OEP_ADDRESS_OF.
31073 2016-02-16 Alan Modra <amodra@gmail.com>
31076 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
31077 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
31078 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
31080 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
31081 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
31082 (p8_fmrgow_<mode>): Likewise.
31083 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
31085 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
31086 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
31087 to use movdi_internal64. Remove op0_di.
31088 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
31090 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
31092 Add support for the FCCMP insn types
31094 * config/aarch64/aarch64.md (fccmp): Change insn type.
31095 (fccmpe): Likewise.
31096 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
31097 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
31098 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
31099 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
31100 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
31101 * config/arm/types.md (fccmps): Add new insn type.
31102 (fccmpd): Likewise.
31104 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
31106 * alias.c (get_alias_set): Fix a typo in comment.
31108 2016-02-15 Richard Biener <rguenther@suse.de>
31110 PR tree-optimization/69595
31111 * match.pd: Complete range test simplification to true.
31113 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
31115 PR rtl-optimization/69648
31116 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
31117 pic_offset_table_rtx.
31119 PR rtl-optimization/69752
31120 * ira.c (update_equiv_regs): When looking for more than a single SET,
31121 also take other side effects into account.
31123 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
31125 * config/s390/s390.c (s390_function_profiler): Add a new sequence
31126 for z900+ CPUs in 31-bit mode.
31128 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
31130 * common/config/s390/s390-common.c (s390_supports_split_stack):
31132 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
31133 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
31134 * config/s390/s390.c (struct machine_function): New field
31135 split_stack_varargs_pointer.
31136 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
31137 in s390_emit_prologue.
31138 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
31140 (morestack_ref): New global.
31141 (SPLIT_STACK_AVAILABLE): New macro.
31142 (s390_expand_split_stack_prologue): New function.
31143 (s390_live_on_entry): New function.
31144 (s390_va_start): Use split-stack vararg pointer if appropriate.
31145 (s390_asm_file_end): Emit the split-stack note sections.
31146 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
31147 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
31148 (UNSPECV_SPLIT_STACK_CALL): New unspec.
31149 (UNSPECV_SPLIT_STACK_DATA): New unspec.
31150 (split_stack_prologue): New expand.
31151 (split_stack_space_check): New expand.
31152 (split_stack_data): New insn.
31153 (split_stack_call): New expand.
31154 (split_stack_call_*): New insn.
31155 (split_stack_cond_call): New expand.
31156 (split_stack_cond_call_*): New insn.
31158 2016-02-15 Richard Biener <rguenther@suse.de>
31160 PR tree-optimization/69783
31161 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
31162 Add trivially correct cases.
31164 2016-02-15 Tom de Vries <tom@codesourcery.com>
31167 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
31169 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
31171 2016-02-15 Richard Biener <rguenther@suse.de>
31173 PR tree-optimization/69776
31174 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
31175 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
31176 indicate whether we can use TBAA to disambiguate against stores.
31177 Use alias-set zero if not.
31178 (visit_reference_op_store): Do not use TBAA when looking up
31180 * tree-ssa-pre.c (compute_avail): Use TBAA here.
31181 (eliminate_dom_walker::before_dom_children): But not when looking
31182 up redundant stores.
31184 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
31186 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
31188 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
31190 * config/i386/znver1.md
31191 (znver1_pop, znver1_pop_mem,
31192 znver1_load_imov_double_store,
31193 znver1_load_imov_direct_store,
31194 znver1_load_imov_direct_load,
31195 znver1_load_imov_double_load): Add new.
31196 (znver1_insn, znver1_insn_load): Add icmov type.
31197 (znver1_sseavx_fma,
31198 znver1_sseavx_fma_load,
31200 znver1_avx256_fma_load): Fix pipe usage.
31202 2016-02-14 Alan Modra <amodra@gmail.com>
31205 * reload.c (find_reloads_address_1): For pre/post-inc/dec
31206 with an invalid hard reg, reload just the reg not the entire
31207 pre/post-inc/dec address expression.
31209 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
31212 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
31213 fixed R1_REG scratch reg.
31214 (sibcall_value_pcrel_fdpic): Likewise.
31216 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
31220 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
31222 2016-02-12 Walter Lee <walt@tilera.com>
31224 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
31225 * config/tilegx/t-tilegx: Likewise.
31227 2016-02-12 David Malcolm <dmalcolm@redhat.com>
31230 * diagnostic-show-locus.c (struct line_span): New struct.
31231 (layout::get_first_line): Delete.
31232 (layout::get_last_line): Delete.
31233 (layout::get_num_line_spans): New member function.
31234 (layout::get_line_span): Likewise.
31235 (layout::print_heading_for_line_span_index_p): Likewise.
31236 (layout::get_expanded_location): Likewise.
31237 (layout::calculate_line_spans): Likewise.
31238 (layout::m_first_line): Delete.
31239 (layout::m_last_line): Delete.
31240 (layout::m_line_spans): New field.
31241 (layout::layout): Update comment. Replace m_first_line and
31242 m_last_line with m_line_spans, replacing their initialization
31243 with a call to calculate_line_spans.
31244 (diagnostic_show_locus): When printing source lines and
31245 annotations, rather than looping over a single span
31246 of lines, instead loop over each line_span within
31247 the layout, with an inner loop over the lines within them.
31248 Call the context's start_span callback when changing line spans.
31249 * diagnostic.c (diagnostic_initialize): Initialize start_span.
31250 (diagnostic_build_prefix): Break out the building of the location
31251 part of the string into...
31252 (diagnostic_get_location_text): ...this new function, rewriting
31253 it from nested ternary expressions to a sequence of "if"
31255 (default_diagnostic_start_span_fn): New function.
31256 * diagnostic.h (diagnostic_start_span_fn): New typedef.
31257 (diagnostic_context::start_span): New field.
31258 (default_diagnostic_start_span_fn): New prototype.
31260 2016-02-12 David Malcolm <dmalcolm@redhat.com>
31263 * gcc.c (driver::finalize): Fix cleanup of "specs".
31265 2016-02-12 David Malcolm <dmalcolm@redhat.com>
31269 * gcc.c (driver::driver): Initialize m_option_suggestions.
31270 (driver::~driver): Clean up m_option_suggestions.
31271 (suggest_option): Convert to...
31272 (driver::suggest_option): ...this, and split out into
31273 driver::build_option_suggestions and find_closest_string.
31274 (driver::build_option_suggestions): New function, from
31275 first half of suggest_option. Special-case
31276 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
31277 the sanitizer_opts array. For options of enum types, add the
31278 various enum values to the candidate strings.
31279 (driver::handle_unrecognized_options): Remove "const".
31280 * gcc.h (driver::handle_unrecognized_options): Likewise.
31281 (driver::build_option_suggestions): New decl.
31282 (driver::suggest_option): New decl.
31283 (driver::m_option_suggestions): New field.
31284 * opts-common.c (add_misspelling_candidates): New function.
31285 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
31286 and make non-static.
31287 * opts.h (sanitizer_opts): New array decl.
31288 (add_misspelling_candidates): New function decl.
31289 * spellcheck.c (find_closest_string): New function.
31290 * spellcheck.h (find_closest_string): New function decl.
31292 2016-02-12 Jakub Jelinek <jakub@redhat.com>
31294 PR rtl-optimization/69764
31295 PR rtl-optimization/69771
31296 * optabs.c (expand_binop_directly): For shift_optab_p, force
31297 convert_modes with VOIDmode if xop1 has VOIDmode.
31299 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
31302 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
31303 to correctly determine instrumentation thunks.
31305 2016-02-12 Jakub Jelinek <jakub@redhat.com>
31308 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
31309 type by reference, force lhs on the call.
31312 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
31313 Compute retval and retbnd early in all cases if split_part_return_p
31314 and return_bb is not EXIT. Remove all clobber stmts and reset
31315 all debug stmts that refer to SSA_NAMEs defined in split part,
31316 except if it is retval, in that case replace the old retval with the
31317 lhs of the call to the split part.
31319 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
31322 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
31324 PR middle-end/66726
31325 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
31326 whose result is used in PHI.
31327 (maybe_optimize_range_tests): Likewise.
31328 (final_range_test_p): Likweise.
31330 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
31332 PR middle-end/66726
31333 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
31334 whose result is used in PHI.
31335 (maybe_optimize_range_tests): Likewise.
31336 (final_range_test_p): Likweise.
31338 2016-02-12 Jakub Jelinek <jakub@redhat.com>
31340 * cgraph.c: Spelling fixes - behaviour -> behavior and
31341 neighbour -> neighbor.
31342 * target.def: Likewise.
31343 * sel-sched.c: Likewise.
31344 * config/mips/mips.c: Likewise.
31345 * config/arc/arc.md: Likewise.
31346 * config/arm/cortex-a57.md: Likewise.
31347 * config/arm/arm.c: Likewise.
31348 * config/arm/neon.md: Likewise.
31349 * config/arm/arm-c.c: Likewise.
31350 * config/vms/vms-c.c: Likewise.
31351 * config/s390/s390.c: Likewise.
31352 * config/i386/znver1.md: Likewise.
31353 * config/i386/i386.c: Likewise.
31354 * config/ia64/hpux-unix2003.h: Likewise.
31355 * config/msp430/msp430.md: Likewise.
31356 * config/rx/rx.c: Likewise.
31357 * config/rx/rx.md: Likewise.
31358 * config/aarch64/aarch64-simd.md: Likewise.
31359 * config/aarch64/aarch64.c: Likewise.
31360 * config/nvptx/nvptx.c: Likewise.
31361 * config/bfin/bfin.c: Likewise.
31362 * config/cris/cris.opt: Likewise.
31363 * config/rs6000/rs6000.c: Likewise.
31364 * target.h: Likewise.
31365 * spellcheck.c: Likewise.
31366 * ira-build.c: Likewise.
31367 * tree-inline.c: Likewise.
31368 * builtins.c: Likewise.
31369 * lra-constraints.c: Likewise.
31370 * explow.c: Likewise.
31371 * hwint.h: Likewise.
31372 * targhooks.c: Likewise.
31373 * tree-vect-data-refs.c: Likewise.
31374 * expr.c: Likewise.
31375 * doc/tm.texi: Likewise.
31376 * doc/extend.texi: Likewise.
31377 * doc/install.texi: Likewise.
31378 * doc/md.texi: Likewise.
31379 * tree-ssa-tail-merge.c: Likewise.
31380 * sched-int.h: Likewise.
31381 * match.pd: Likewise.
31382 * sched-ebb.c: Likewise.
31383 * target.def (omit_struct_return_reg): Likewise.
31384 * gimple-ssa-isolate-paths.c: Likewise.
31385 (find_implicit_erroneous_behaviour): Renamed to...
31386 (find_implicit_erroneous_behavior): ... this.
31387 (find_explicit_erroneous_behaviour): Renamed to...
31388 (find_explicit_erroneous_behavior): ... this.
31389 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
31391 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
31393 PR rtl-optimization/64682
31394 PR rtl-optimization/69567
31395 PR rtl-optimization/69737
31396 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
31397 in I2 as well, just lose it.
31399 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
31401 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
31403 (aarch64_last_printed_tune_string): Likewise.
31404 (aarch64_declare_function_name): Only output .arch assembler
31405 directive if it will be different from the previously output
31406 directive. Same for .tune comment but only if -dA is set.
31407 (aarch64_start_file): New function.
31408 (TARGET_ASM_FILE_START): Define.
31410 2016-02-11 David Malcolm <dmalcolm@redhat.com>
31413 * Makefile.in (PLUGIN_HEADERS): Add params.list.
31415 2016-02-11 Jakub Jelinek <jakub@redhat.com>
31418 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
31419 -Wmaybe-uninitialized warning.
31421 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
31424 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
31426 2016-02-11 Richard Biener <rguenther@suse.de>
31428 PR rtl-optimization/69291
31429 * ifcvt.c (noce_try_store_flag_constants): Do not allow
31430 subexpressions affected by changing the result.
31432 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
31435 * lra-constraints.c (curr_insn_transform): Find in/out operands
31436 for secondary memory moves. Update dups.
31438 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
31440 PR tree-optimization/69652
31441 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
31442 to nested loop, did source re-formatting, skip debug statements,
31443 add check on statement with volatile operand, remove dead scalar
31446 2016-02-10 Jakub Jelinek <jakub@redhat.com>
31447 Patrick Palka <ppalka@gcc.gnu.org>
31451 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
31452 calls if the return type is TREE_ADDRESSABLE.
31453 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
31454 * ipa-split.c (split_function): Fix doubled "we" in comment.
31455 Use void return type for the split part even if
31456 !split_point->split_part_set_retval.
31458 2016-02-10 Bin Cheng <bin.cheng@arm.com>
31460 PR tree-optimization/68021
31461 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
31462 when computing the value of biv cand by itself.
31464 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
31466 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
31467 (cortexa57_tunings): Likewise.
31468 (cortexa72_tunings): Likewise.
31469 (arch_macro_fusion_pair_p): Add support for AES fusion.
31470 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
31471 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
31472 Allow virtual registers before reload so early scheduling works.
31473 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
31474 correct latency and pipeline.
31475 (cortex_a57_crypto_complex): Likewise.
31476 (cortex_a57_crypto_xor): Likewise.
31477 (define_bypass): Add AES bypass.
31479 2016-02-10 Richard Biener <rguenther@suse.de>
31481 PR tree-optimization/69726
31482 * passes.def: Add DCE pass before late uninit.
31483 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
31484 really fixup if-conversions job.
31486 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
31488 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
31489 (arm_cortex_a57_tune): Likewise.
31490 (aarch_macro_fusion_pair_p): Add support for AES fusion.
31491 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
31493 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
31495 * timevar.def (TV_PHASE_DBGINFO): Delete.
31496 (TV_PHASE_CHECK_DBGINFO): Likewise.
31497 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
31499 2016-02-10 Richard Biener <rguenther@suse.de>
31501 PR tree-optimization/69719
31502 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
31503 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
31505 2016-02-09 Andrew Pinski <apinski@cavium.com>
31508 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
31509 get_vcond_mask_icode returns false.
31511 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
31514 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
31515 an ADDIS that adds a pointer to a large constant that sets the
31516 upper16 bits with a load operation.
31518 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
31521 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
31523 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
31525 (vzipq_s16): Likewise.
31526 (vzipq_s32): Likewise.
31527 (vzipq_f32): Likewise.
31528 (vzipq_u8): Likewise.
31529 (vzipq_u16): Likewise.
31530 (vzipq_u32): Likewise.
31531 (vzipq_p8): Likewise.
31532 (vzipq_p16): Likewise.
31534 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
31537 * config/arm/arm.c (neon_endian_lane_map): New function.
31538 (neon_vector_pair_endian_lane_map): New function.
31539 (arm_evpc_neon_vuzp): Allow for big endian lane order.
31540 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
31542 (vuzpq_s16): Likewise.
31543 (vuzpq_s32): Likewise.
31544 (vuzpq_f32): Likewise.
31545 (vuzpq_u8): Likewise.
31546 (vuzpq_u16): Likewise.
31547 (vuzpq_u32): Likewise.
31548 (vuzpq_p8): Likewise.
31549 (vuzpq_p16): Likewise.
31551 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
31554 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
31557 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
31559 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
31560 truncate const_int operand 1 to QImode.
31562 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
31564 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
31565 corresponding to an abnormal edge.
31567 2016-02-09 Tom de Vries <tom@codesourcery.com>
31569 PR tree-optimization/69599
31570 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
31572 (find_func_aliases_for_builtin_call, find_func_clobbers)
31573 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
31576 2016-02-09 Richard Biener <rguenther@suse.de>
31578 PR tree-optimization/69715
31579 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
31580 LHS on calls as non-rewritable.
31582 2016-02-09 Tom de Vries <tom@codesourcery.com>
31585 * lto-wrapper.c (append_diag_options): New function.
31586 (compile_offload_image): Call append_diag_options.
31588 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
31591 * doc/extend.texi (Flag Output Operands): Correct sectioning.
31592 Minor copy-edit to fix verb tenses.
31594 2016-02-08 Jakub Jelinek <jakub@redhat.com>
31596 PR tree-optimization/69209
31597 * ipa-split.c (split_function): If split part is not
31598 returning retval, retval has gimple type but is not
31599 gimple value, force it into a SSA_NAME first.
31601 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
31603 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
31606 2016-02-08 Jason Merrill <jason@redhat.com>
31609 * convert.c (convert_to_integer_1): Check dofold on truncation
31611 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
31612 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
31613 Rename from *_nofold.
31614 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
31615 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
31617 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
31620 * tree.c (build_common_tree_nodes): Remove short_double argument.
31621 All callers changed.
31622 * tree.h (build_common_tree_nodes): Adjust declaration.
31623 * doc/invoke.texi (-fshort-double): Remove documentation.
31624 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
31625 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
31626 * lto-wrapper.c (merge_and_complain, append_compiler_options)
31627 (append_linker_options): Don't handle OPT_fshort_double.
31629 PR rtl-optimization/68730
31630 * lra-remat.c (insn_to_cand_activation): New static variable.
31631 (lra_remat): Allocate and free it.
31632 (create_cand): New arg activation. Initialize a field in
31633 insn_to_cand_activation if it is nonnull.
31634 (create_cands): Pass the activation insn to create_cand when making
31635 a candidate involving an output reload. Reorganize code a little.
31636 (do_remat): Keep track of active status of candidates in a separate
31639 2016-02-08 Richard Biener <rguenther@suse.de>
31641 PR tree-optimization/69719
31642 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
31643 Properly use absolute of the difference of the two offsets to
31644 compare or adjust the segment length.
31646 2016-02-08 Richard Biener <rguenther@suse.de>
31647 Jeff Law <law@redhat.com>
31650 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
31651 types for anonymous SSA names.
31653 2016-02-08 Richard Biener <rguenther@suse.de>
31655 PR rtl-optimization/69274
31656 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
31658 2016-02-08 Jeff Law <law@redhat.com>
31660 PR tree-optimization/65917
31661 * tree-ssa-dom.c (record_temporary_equivalences): Record both
31662 equivalences from if (x == y) style conditionals.
31663 (loop_depth_of_name): Remove.
31664 (record_equality): Remove loop depth check.
31665 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
31666 (const_and_copies::record_const_or_copy_raw): New member function.
31667 * tree-ssa-scopedtables.c
31668 (const_and_copies::record_const_or_copy_raw): New, factored out of
31669 (const_and_copies::record_const_or_copy): Call new member function.
31671 2016-02-05 Jeff Law <law@redhat.com>
31673 PR tree-optimization/68541
31674 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
31675 (count_stmts_in_block): New function.
31676 (poor_ifcvt_candidate_code): Likewise.
31677 (is_feasible_trace): Add some heuristics to determine when path
31678 splitting is profitable.
31679 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
31680 is a diamond with a single exit.
31682 2016-02-05 Martin Sebor <msebor@redhat.com>
31685 * doc/invoke.texi: Update -Wplacement-new to take an optional
31688 2016-02-06 Richard Henderson <rth@redhat.com>
31691 * tree.c (tree_nop_conversion_p): Do not strip casts into or
31692 out of non-standard address spaces.
31694 2016-02-05 Jakub Jelinek <jakub@redhat.com>
31696 PR rtl-optimization/69691
31697 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
31699 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
31701 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
31702 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
31703 (*ieee128_mfvsrd_64bit): Likewise.
31704 (*ieee128_mfvsrd_32bit): Likewise.
31706 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
31710 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
31712 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
31713 instrumented_version.
31715 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
31717 * doc/invoke.texi (Optimize Options): In table of --param options
31718 rename second occurrence of tracer-min-branch-ratio to
31719 tracer-min-branch-probability, rename
31720 tracer-min-branch-ratio-feedback to
31721 tracer-min-branch-probability-feedback and clarify description,
31722 rename sched-spec-state-edge-prob-cutoff to
31723 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
31724 to selsched-insns-to-rename, rename lto-minpartition to
31725 lto-min-partition, delete reorder-blocks-duplicate and
31726 reorder-blocks-duplicate-feedback.
31728 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
31730 * config/s390/s390.c (s390_register_info_set_ranges): Remove
31733 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
31735 * doc/extend.texi: S/390: Correct some typos.
31737 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
31739 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
31741 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
31744 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
31745 (s390_register_info_gprtofpr): Use new macros above.
31746 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
31748 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
31749 its name. Adjust restore and save gpr ranges.
31750 (s390_register_info_set_ranges): New function.
31751 (s390_register_info): Use new macros above. Call
31752 s390_register_info_set_ranges.
31753 (s390_optimize_register_info): Likewise.
31754 (s390_hard_regno_rename_ok): Use new macros.
31755 (s390_hard_regno_scratch_ok): Likewise.
31756 (s390_emit_epilogue): Likewise.
31757 (s390_can_use_return_insn): Likewise.
31758 (s390_optimize_prologue): Likewise.
31759 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
31761 2016-02-05 Jakub Jelinek <jakub@redhat.com>
31764 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
31766 (ix86_option_override_internal): Disable TARGET_STV even for
31767 -m{incoming,preferred}-stack-boundary=3.
31769 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
31771 * config.gcc: Mark deprecated rtems targets as obsolete.
31773 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
31775 PR rtl-optimization/64682
31776 PR rtl-optimization/69567
31777 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
31778 before I2 only if the register is both used and set in I2.
31780 2016-02-04 DJ Delorie <dj@redhat.com>
31782 * config/msp430/msp430.c (msp430_start_function): Add function type.
31784 2016-02-04 Jakub Jelinek <jakub@redhat.com>
31787 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
31789 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
31791 PR rtl-optimization/69577
31793 2015-10-29 Richard Henderson <rth@redhat.com>
31797 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
31798 sse check to the exact conditions of PR 67609.
31800 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
31803 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
31804 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
31805 not allowed into the traditional Altivec registers.
31806 (movtd_64bit_nodm): Likewise.
31807 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
31809 2016-02-04 David Malcolm <dmalcolm@redhat.com>
31811 * config/aarch64/cortex-a57-fma-steering.c
31812 (aarch64_register_fma_steering): Remove "static" from arguments
31815 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
31818 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
31819 twice when complex.
31821 2016-02-04 Mike Frysinger <vapier@gentoo.org>
31823 * doc/invoke.texi: Delete -mno-fma4.
31825 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
31827 PR rtl-optimization/69577
31828 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
31829 (find_subregs_of_mode): Update accordingly. Iterate over partial
31832 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
31834 * config/arm/arm-protos.h (neon_reinterpret): Remove.
31835 * config/arm/arm.c (neon_reinterpret): Remove.
31836 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
31837 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
31838 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
31839 vreinterpretti): Remove.
31840 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
31841 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
31842 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
31843 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
31844 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
31845 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
31846 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
31847 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
31848 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
31849 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
31850 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
31851 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
31852 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
31853 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
31854 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
31855 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
31856 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
31857 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
31858 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
31859 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
31860 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
31861 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
31862 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
31863 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
31864 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
31865 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
31866 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
31867 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
31868 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
31869 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
31870 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
31871 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
31872 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
31873 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
31874 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
31875 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
31876 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
31877 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
31878 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
31879 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
31880 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
31881 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
31882 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
31883 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
31884 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
31885 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
31886 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
31887 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
31888 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
31889 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
31890 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
31891 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
31892 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
31893 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
31894 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
31895 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
31896 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
31897 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
31898 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
31899 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
31900 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
31901 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
31902 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
31903 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
31904 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
31905 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
31906 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
31907 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
31908 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
31909 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
31910 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
31911 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
31912 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
31913 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
31914 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
31915 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
31916 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
31917 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
31918 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
31919 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
31920 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
31921 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
31922 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
31923 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
31924 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
31925 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
31926 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
31927 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
31928 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
31929 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
31930 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
31931 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
31932 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
31933 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
31934 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
31935 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
31936 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
31937 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
31938 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
31939 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
31940 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
31941 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
31942 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
31944 2016-02-04 Martin Liska <mliska@suse.cz>
31947 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
31948 that are gimple_store_p.
31949 (maybe_instrument_call): Likewise.
31951 2016-02-04 Bin Cheng <bin.cheng@arm.com>
31953 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
31954 register scaling out of memory reference and comment why.
31956 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
31960 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
31961 folding the source of a SET.
31963 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
31967 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
31968 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
31970 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
31974 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
31977 2016-02-04 Christian Bruel <christian.bruel@st.com>
31979 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
31980 * config/arm/arm.c (arm_set_current_function): Likewise.
31982 2016-02-04 Jakub Jelinek <jakub@redhat.com>
31983 Ilya Enkovich <enkovich.gnu@gmail.com>
31984 H.J. Lu <hongjiu.lu@intel.com>
31987 * config/i386/i386.c (convert_scalars_to_vector): Remove
31988 stack alignment fixes.
31989 (ix86_option_override_internal): Disable TARGET_STV if stack
31990 might not be aligned enough.
31991 (ix86_minimum_alignment): Assert that TARGET_STV is false.
31993 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
31995 * config/i386/x86-tune.def: Disable default prefetching
31998 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
31999 Vladimir Makarov <vmakarov@redhat.com>
32002 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
32003 in validating fused toc addresses.
32005 2016-02-03 Jakub Jelinek <jakub@redhat.com>
32008 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
32009 range->m_caret fields if range->m_show_caret_p is false.
32012 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
32013 Force oldval into register if it does not satisfy reg_or_short_operand
32014 predicate. Fix up formatting.
32016 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
32017 Alexandre Oliva <aoliva@redhat.com>
32020 * lra-constraints.c (simplify_operand_subreg): Check additionally
32021 address validity after potential reloading.
32022 (process_address_1): Check insns validity. In case of failure do
32025 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
32028 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
32031 2016-02-02 Jakub Jelinek <jakub@redhat.com>
32033 * wide-int.cc (canonize_uhwi): New function.
32034 (wi::divmod_internal): Use it.
32036 2016-02-02 James Norris <jnorris@codesourcery.com>
32038 * gimplify.c (omp_notice_variable): Add usage check.
32040 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
32042 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
32043 like LE, GE, LT, GT when emitting relational operator.
32045 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
32047 * ira-costs.c (find_costs_and_classes): Add extra argument.
32048 * target.def (ira_change_pseudo_allocno_class): Add parameter.
32049 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
32050 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
32051 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
32052 Add best_class parameter, and return it if not ALL_REGS.
32053 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
32055 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
32056 Update target hook.
32058 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
32060 * config/aarch64/aarch64.c
32061 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
32062 (aarch64_ira_change_pseudo_allocno_class): New function.
32064 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
32067 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
32069 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
32071 * config/avr/avr.c (avr_option_override): Set
32072 PARAM_ALLOW_STORE_DATA_RACES to 1.
32074 2016-02-02 Richard Biener <rguenther@suse.de>
32076 PR tree-optimization/69595
32077 * match.pd: Add range test simplifications to true/false.
32079 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
32081 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
32082 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
32085 2016-02-02 Richard Biener <rguenther@suse.de>
32087 PR tree-optimization/69606
32088 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
32089 info on the result before moving a stmt.
32091 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
32093 PR middle-end/68542
32094 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
32095 branch with vector comparison.
32096 * config/i386/sse.md (VI48_AVX): New mode iterator.
32097 (define_expand "cbranch<mode>4): Add support for conditional branch
32098 with vector comparison.
32099 * tree-vect-loop.c (optimize_mask_stores): New function.
32100 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
32101 has_mask_store field of vect_info.
32102 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
32103 vectorized loops having masked stores after vec_info destroy.
32104 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
32105 correspondent macros.
32106 (optimize_mask_stores): Add prototype.
32108 2016-02-02 Alan Modra <amodra@gmail.com>
32111 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
32114 2016-02-02 Alan Modra <amodra@gmail.com>
32117 * config/rs6000/rs6000.c (need_toc_init): New var, set it
32118 whenever toc_label_name used.
32119 (rs6000_file_start): Don't set up toc section here,
32120 (rs6000_output_function_epilogue): do so here instead,
32121 (rs6000_xcoff_file_start): and here.
32122 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
32123 (load_toc_aix_di): Likewise.
32125 2016-02-01 Jakub Jelinek <jakub@redhat.com>
32127 PR rtl-optimization/69592
32128 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
32129 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
32130 (num_sign_bit_copies_binary_arith_p): New inline function.
32131 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
32133 2016-02-01 Jeff Law <law@redhat.com>
32135 PR tree-optimization/69580
32136 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
32137 * tree-ssa-threadbackward.c
32138 (fsm_find_control_statement_thread_paths): Do not try to walk
32139 through large PHI nodes.
32141 2016-02-01 Jakub Jelinek <jakub@redhat.com>
32143 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
32144 when count is incremented above limit, don't analyze further
32147 * omp-low.c (oacc_parse_default_dims): Avoid
32148 -Wsign-compare warning, make sure value fits into int
32149 rather than just unsigned int.
32151 2016-02-01 Bin Cheng <bin.cheng@arm.com>
32153 PR tree-optimization/67921
32154 * fold-const.c (split_tree): New parameters. Convert pointer
32155 type variable part to proper type before negating.
32156 (fold_binary_loc): Pass new arguments to split_tree.
32158 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
32160 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
32161 (nvptx_goacc_validate_dims): Extend to handle global defaults.
32162 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
32163 * doc/tm.texti: Rebuilt.
32164 * doc/invoke.texi (fopenacc-dim): Document.
32165 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
32166 (append_compiler_options): Likewise.
32167 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
32168 (oacc_parse_default_dims): New.
32169 (oacc_validate_dims): Add USED arg. Select non-unity default when
32171 (oacc_loop_fixed_partitions): Return mask of used partitions.
32172 (oacc_loop_auto_partitions): Emit dump info.
32173 (oacc_loop_partition): Return mask of used partitions.
32174 (execute_oacc_device_lower): Parse default dimension arg. Adjust
32175 loop partitioning and validation calls.
32177 2016-02-01 Richard Biener <rguenther@suse.de>
32179 PR middle-end/69556
32180 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
32182 2016-02-01 Richard Biener <rguenther@suse.de>
32184 PR tree-optimization/69574
32185 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
32186 of asserting return chrec_dont_know.
32188 2016-02-01 Martin Liska <mliska@suse.cz>
32190 * mem-stats-traits.h: Add copyright header.
32191 * mem-stats.h: Likewise.
32193 2016-02-01 Richard Biener <rguenther@suse.de>
32195 PR tree-optimization/69579
32196 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
32197 Do not propagate through abnormal PHI results.
32199 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
32201 * postreload.c (reload_cse_simplify): Remove dead code.
32203 2016-02-01 Jakub Jelinek <jakub@redhat.com>
32205 PR rtl-optimization/69570
32206 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
32207 if there is more than one set, not if there is a single set.
32209 2016-02-01 Richard Henderson <rth@redhat.com>
32212 * combine.c (make_compound_operation): When looking through a
32213 subreg, make sure to re-extend to the width of the outer mode.
32215 2016-01-30 Jakub Jelinek <jakub@redhat.com>
32217 PR tree-optimization/69546
32218 * wide-int.cc (wi::divmod_internal): For unsigned division
32219 where both operands fit into uhwi, if o1 is 1 and o0 has
32220 msb set, if divident_prec is larger than bits per hwi,
32221 clear another quotient word and return 2 instead of 1.
32222 Similarly for remainder with msb in HWI set, if dividend_prec
32223 is larger than bits per hwi.
32225 2016-01-29 Martin Jambor <mjambor@suse.cz>
32227 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
32228 Use short lowercase names.
32229 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
32230 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
32231 acq_rel one. Protect warning agains segfaults if
32232 get_memory_order_name returns NULL.
32233 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
32234 with release semantics. Do not warn if get_memory_order already did.
32235 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
32236 semantics. Fix check for relaxed or acquire semantics. Do not warn
32237 if get_memory_order already did.
32239 2016-01-29 Sebastian Pop <s.pop@samsung.com>
32241 * doc/install.texi: Document that isl-0.16 is supported.
32243 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
32246 * config/i386/constraints.md (Bm): Describe as special memory
32248 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
32249 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
32250 * genpreds.c (struct constraint_data): Add is_special_memory.
32251 (have_special_memory_constraints, special_memory_start): New
32253 (special_memory_end): Ditto.
32254 (add_constraint): Add new arg is_special_memory. Add code to
32255 process its true value. Update have_special_memory_constraints.
32256 (process_define_constraint): Pass the new arg.
32257 (process_define_register_constraint): Ditto.
32258 (choose_enum_order): Process special memory.
32259 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
32260 function insn_extra_special_memory_constraint.
32261 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
32262 * gensupport.c (process_rtx): Process
32263 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
32264 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
32265 * ira-lives.c (single_reg_class): Use
32266 insn_extra_special_memory_constraint.
32267 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
32268 * lra-constraints.c (process_alt_operands): Ditto.
32269 (curr_insn_transform): Use insn_extra_special_memory_constraint.
32270 * recog.c (asm_operand_ok, preprocess_constraints): Process
32272 * reload.c (find_reloads): Ditto.
32273 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
32274 * stmt.c (parse_input_constraint): Use
32275 insn_extra_special_memory_constraint.
32277 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
32280 * lra-splill.c (lra_final_code_change): Revert r229087 by
32281 removing all sub-registers.
32283 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
32286 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
32288 2016-01-29 Jakub Jelinek <jakub@redhat.com>
32291 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
32292 SSE1, copy target into the temporary reg first before recursing
32295 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
32297 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
32300 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
32302 * ginclude/stdarg.h: Test __cplusplus instead of
32303 __GXX_EXPERIMENTAL_CXX0X__.
32305 2016-01-29 Richard Biener <rguenther@suse.de>
32307 PR tree-optimization/69547
32308 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
32309 Do not mark clobbers necessary.
32310 (mark_all_reaching_defs_necessary_1): Likewise.
32312 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
32314 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
32315 declaration name with %qs and print it in both error messages.
32316 Also fix indentation.
32318 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
32321 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
32322 trailing blank line from error message.
32324 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
32327 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
32330 2016-01-29 Richard Biener <rguenther@suse.de>
32332 PR middle-end/69537
32333 * match.pd: Allow all integral types when simplifying a
32334 widening or sign-changing conversion.
32336 2016-01-28 Sebastian Pop <s.pop@samsung.com>
32338 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
32339 back to setting codegen_error to fail codegen.
32341 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
32344 * config/i386/constraints.md (C): Only accept constant zero operand.
32345 (BC): New constraint.
32346 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
32347 instead of C constraint.
32348 * doc/md.texi (Machine Constraints): Update description
32351 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
32354 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
32356 2016-01-28 Jakub Jelinek <jakub@redhat.com>
32358 PR middle-end/69542
32359 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
32362 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
32364 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
32365 branches if using guessed profile.
32367 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
32369 * graphite-optimize-isl.c (optimize_isl): Fix dump.
32371 2016-01-28 Richard Henderson <rth@redhat.com>
32374 * config/aarch64/aarch64-modes.def (CC_Cmode): New
32375 * config/aarch64/aarch64-protos.h: Update.
32376 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
32377 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
32378 (aarch64_get_condition_code_1): Handle CC_Cmode.
32379 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
32380 (*add<mode>3_compareC_cconly_imm): New.
32381 (*add<mode>3_compareC_cconly): New.
32382 (*add<mode>3_compareC_imm): New.
32383 (add<mode>3_compareC): New.
32384 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
32385 to be first. Use aarch64_carry_operation.
32386 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
32387 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
32388 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
32389 (subti3): Use subdi3_compare1.
32390 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
32391 (sub<mode>3_compare1): New.
32392 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
32393 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
32394 (*subsi3_carryin_uxtw): Likewise.
32395 (*ngc<mode>, *ngcsi_uxtw): Likewise.
32396 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
32397 * config/aarch64/iterators.md (DWI): New.
32398 * config/aarch64/predicates.md (aarch64_carry_operation): New.
32399 (aarch64_borrow_operation): New.
32401 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
32403 * graphite-optimize-isl.c (optimize_isl): Print a different debug
32404 message when isl does not return a valid schedule.
32406 2016-01-28 Sebastian Pop <s.pop@samsung.com>
32408 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
32409 Remove comments from class declarations: they are already in the code
32412 2016-01-28 Sebastian Pop <s.pop@samsung.com>
32414 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
32416 (ternary_op_to_tree): Same.
32417 (unary_op_to_tree): Same.
32418 (nary_op_to_tree): Same.
32419 (gcc_expression_from_isl_expr_op): Same.
32420 (gcc_expression_from_isl_expression): Same.
32421 (graphite_create_new_loop): Same.
32422 (graphite_create_new_loop_guard): Same.
32423 (build_iv_mapping): Same.
32424 (graphite_create_new_guard): Same.
32425 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
32426 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
32428 2016-01-28 Sebastian Pop <s.pop@samsung.com>
32430 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
32431 instead of setting codegen_error to fail codegen.
32433 2016-01-28 Jason Merrill <jason@redhat.com>
32435 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
32437 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
32439 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
32440 Remove CONST_INT_P check in CCMP cost calculation.
32442 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
32444 * config/aarch64/aarch64.c (generic_vector_cost):
32445 Set vec_permute_cost.
32446 (cortexa57_vector_cost): Likewise.
32447 (exynosm1_vector_cost): Likewise.
32448 (xgene1_vector_cost): Likewise.
32449 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
32450 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
32451 Add vec_permute_cost entry.
32453 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
32455 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
32457 (add<mode>3_compare0): Likewise.
32458 (addsi3_compare0_uxtw): Likewise.
32459 (add<mode>3nr_compare0): Likewise.
32460 (compare_neg<mode>): Likewise.
32461 (<optab><mode>3): Likewise.
32463 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
32465 * tree-vect-stmts.c (vectorizable_comparison): Add
32466 NULL check for vectype.
32468 2016-01-28 Richard Biener <rguenther@suse.de>
32470 PR tree-optimization/69466
32471 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
32472 Account for PHIs we couldn't duplicate.
32474 2016-01-28 Martin Liska <mliska@suse.cz>
32477 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
32478 instead of ENABLE_VALGRIND_CHECKING.
32480 2016-01-27 Richard Henderson <rth@redhat.com>
32483 * lra-remat.c (subreg_regs): New.
32484 (dump_candidates_and_remat_bb_data): Dump it.
32485 (operand_to_remat): Reject if operand in subreg_regs.
32486 (set_bb_regs): Collect subreg_regs.
32487 (lra_remat): Init and free subreg_regs. Compute
32488 calculate_local_reg_remat_bb_data before create_cands.
32490 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
32493 * config/i386/i386.c (ix86_update_stack_boundary): Don't
32494 change stack_alignment_needed for __tls_get_addr call.
32496 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
32498 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
32500 2016-01-27 Jeff Law <law@redhat.com>
32502 PR tree-optimization/68398
32503 PR tree-optimization/69196
32504 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
32505 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
32506 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
32507 Only count PHIs in the last block in the path. The others will
32508 const/copy propagate away. Add heuristic to allow more irreducible
32509 subloops to be created when it is likely profitable to do so.
32511 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
32512 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
32513 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
32515 2016-01-27 Jakub Jelinek <jakub@redhat.com>
32518 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
32519 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
32520 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
32521 * tree-streamer-in.c: Include asan.h.
32522 (streamer_get_builtin_tree): For builtins in sanitizer
32523 range call initialize_sanitizer_builtins and retry.
32525 2016-01-27 Ian Lance Taylor <iant@google.com>
32527 * common.opt (fkeep-gc-roots-live): New undocumented option.
32528 * tree-ssa-loop-ivopts.c (add_candidate_1): If
32529 -fkeep-gc-roots-live, skip pointers.
32530 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
32533 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
32536 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
32537 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
32539 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
32542 * configure.ac: NetBSD provides SSP in its C library.
32543 * configure: Updated.
32545 2016-01-27 Richard Biener <rguenther@suse.de>
32547 PR tree-optimization/69166
32548 * tree-vect-loop.c (vect_is_simple_reduction): Always check
32549 reduction code for commutativity / associativity.
32551 2016-01-27 Martin Jambor <mjambor@suse.cz>
32553 PR tree-optimization/69355
32554 * tree-sra.c (analyze_access_subtree): Correct hole detection when
32555 total_scalarization fails.
32557 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
32559 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
32562 2016-01-27 Christian Bruel <christian.bruel@st.com>
32565 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
32566 Move arm_reset_previous_fndecl and set_target_option_current_node in
32567 the conditional part. Call save_restore_target_globals.
32568 * config/arm/arm.c (arm_set_current_function):
32569 Refactor to better support #pragma target and attribute mix.
32570 Call save_restore_target_globals.
32571 * config/arm/arm-protos.h (save_restore_target_globals): New function.
32573 2016-01-27 Martin Liska <mliska@suse.cz>
32575 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
32576 reference for an HSA kernel and its host function.
32578 2016-01-27 Jakub Jelinek <jakub@redhat.com>
32580 PR tree-optimization/69399
32581 * wide-int.h (wi::lrshift): For larger precisions, only
32582 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
32584 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
32586 * config/arc/predicates.md (proper_comparison_operator): Reject
32587 constant-constant comparison.
32589 2016-01-26 Tom de Vries <tom@codesourcery.com>
32591 PR tree-optimization/69110
32592 * tree-data-ref.c (initialize_data_dependence_relation): Handle
32593 DR_NUM_DIMENSIONS == 0.
32595 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
32596 Sebastian Pop <s.pop@samsung.com>
32598 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
32599 isl_ast_op_cond and isl_ast_op_select.
32600 (gcc_expression_from_isl_expr_op): Same.
32602 2016-01-26 Jason Merrill <jason@redhat.com>
32605 * tree.c (recompute_constructor_flags): Split out from
32607 (verify_constructor_flags): New.
32608 * tree.h: Declare them.
32610 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
32612 PR rtl-optimization/69217
32613 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
32614 are no TYPE_FIELDS set for the record type.
32616 2016-01-26 Jakub Jelinek <jakub@redhat.com>
32619 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
32620 toc_label_name unconditionally.
32621 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
32622 SYMBOL_REF string. Use toc_label_name instead of constructing
32624 (rs6000_elf_declare_function_name): Use toc_label_name instead of
32625 constructing LCTOC1.
32627 2016-01-26 Martin Sebor <msebor@redhat.com>
32630 * doc/extend.texi (Common Type Attributes): Move text that talks about
32631 attribute packed from attribute aligned to the section discussing
32632 the former attribute for clarity.
32634 2016-01-26 Richard Henderson <rth@redhat.com>
32636 PR middle-end/60908
32637 * trans-mem.c (tm_region_init): Mark entry block as visited.
32639 2016-01-26 David Malcolm <dmalcolm@redhat.com>
32642 * diagnostic-show-locus.c (layout::print_source_line): Replace
32643 call to pp_newline with call to layout::print_newline.
32644 (layout::print_annotation_line): Likewise.
32645 (layout::move_to_column): Likewise.
32646 (layout::print_any_fixits): After printing any fixits, print a
32647 trailing newline, if necessary.
32648 (layout::print_newline): New method, resetting any colorization
32650 (diagnostic_show_locus): Move the pp_newline to before the
32651 early bailout. Remove dummy block enclosing the layout instance.
32652 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
32653 of pp_newline_and_flush with pp_flush.
32654 (diagnostic_append_note): Delete use of pp_newline.
32655 (diagnostic_append_note_at_rich_loc): Delete.
32656 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
32657 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
32658 when newline characters are added to the buffer.
32660 2016-01-26 Michael Matz <matz@suse.de>
32662 * configure.ac (ac_cv_std_swap_in_utility): New test.
32663 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
32664 * configure: Regenerate.
32665 * config.in: Regenerate.
32667 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
32669 * config/arc/arc.md (cstoresi4): Force operand into register.
32670 (arcset<code>): Fix predicate.
32671 (arcsetltu): Likewise.
32672 (arcsetgeu): Likewise.
32673 (arcsethi): Likewise.
32674 (arcsetls): Likewise.
32676 2016-01-26 Jakub Jelinek <jakub@redhat.com>
32678 PR tree-optimization/69483
32679 * gimple-fold.c (canonicalize_constructor_val): Return NULL
32680 if base has error_mark_node type.
32682 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
32685 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
32686 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
32688 (vget_lane_f16): Handle big-endian.
32689 (vgetq_lane_f16): Likewise.
32690 (vset_lane_f16): Likewise.
32691 (vsetq_lane_f16): Likewise.
32692 * config/arm/iterators.md (VQXMOV): Add V8HF.
32693 (VDQ): Add V4HF and V8HF.
32694 (V_reg): Handle V4HF and V8HF.
32695 (Is_float_mode): Likewise.
32696 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
32697 neon_vdup_nv8hf): New patterns.
32698 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
32699 Use VD_LANE iterator.
32700 (neon_vld1_dup<mode>): Use VQ2 iterator.
32702 2016-01-26 Nathan Sidwell <nathan@acm.org>
32704 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
32705 (set_oacc_fn_attrib): Add IS_KERNEL arg.
32706 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
32707 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
32708 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
32709 (oacc_validate_dims): Add LEVEL arg, don't return level.
32710 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
32711 oacc_validate_dims.
32712 (execute_oacc_device_lower): Adjust, add more dump output.
32713 * tree-ssa-loop.c (gate_oacc_kernels): Use
32714 oacc_fn_attrib_kernels_p.
32715 * tree-parloops.c (create_parallel_loop): Adjust
32716 set_oacc_fn_attrib call.
32718 2016-01-26 Jakub Jelinek <jakub@redhat.com>
32721 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
32722 (append_compiler_options): Handle -fcilkplus.
32723 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
32725 2016-01-26 Nick Clifton <nickc@redhat.com>
32728 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
32729 been marked as DECL_ONE_ONLY but we do not the means to make it
32730 so, then do not allow it to bind locally.
32732 2016-01-26 Jakub Jelinek <jakub@redhat.com>
32735 * opts.h (parse_sanitizer_options): New prototype.
32736 * opts.c (sanitizer_opts): New array.
32737 (parse_sanitizer_options): New function.
32738 (common_handle_option): Use parse_sanitizer_options.
32740 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
32743 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
32744 alignment adjustment to ...
32745 (ix86_update_stack_boundary): Here. Don't over-align stack for
32747 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
32748 if __tls_get_addr is called.
32750 2016-01-26 Christian Bruel <christian.bruel@st.com>
32752 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
32754 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
32756 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
32758 2016-01-26 Richard Biener <rguenther@suse.de>
32760 PR middle-end/69467
32761 * match.pd: Guard X * CST CMP 0 pattern with single_use.
32763 2016-01-26 Richard Biener <rguenther@suse.de>
32765 PR tree-optimization/69452
32766 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
32767 (move_computations_dom_walker::before_dom_children): Rename
32769 (move_computations_worker): This.
32770 (move_computations): Perform an RPO rather than a DOM walk.
32772 2016-01-26 Jakub Jelinek <jakub@redhat.com>
32775 * combine.c (combine_instructions): For REG_EQUAL note with
32776 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
32777 to the underlying register.
32778 * doc/rtl.texi (REG_EQUAL): Document the behavior of
32779 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
32781 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
32784 * config/aarch64/aarch64-builtins.c
32785 (aarch64_init_simd_builtin_types): Do not set structural
32786 equality to __Poly{8,16,64,128}_t types.
32788 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
32790 PR tree-optimization/69400
32791 * wide-int.cc (wi_pack): Take the precision as argument and
32792 perform canonicalization here rather than in the callers.
32793 Use the main loop to handle all full-width HWIs. Add a
32794 zero HWI if in_len isn't a full result.
32795 (wi::divmod_internal): Update accordingly.
32796 (wi::mul_internal): Likewise. Simplify.
32798 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
32799 Sebastian Pop <s.pop@samsung.com>
32801 * graphite-poly.c (apply_poly_transforms): Simplify.
32802 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
32803 (print_isl_map): Same.
32804 (print_isl_union_map): Same.
32805 (print_isl_schedule): New.
32806 (debug_isl_schedule): New.
32807 * graphite-dependences.c (scop_get_reads): Do not call
32808 isl_union_map_add_map that is undocumented isl functionality.
32809 (scop_get_must_writes): Same.
32810 (scop_get_may_writes): Same.
32811 (scop_get_original_schedule): Remove.
32812 (scop_get_dependences): Do not call isl_union_map_compute_flow that
32813 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
32814 (compute_deps): Remove.
32815 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
32816 (debug_schedule_ast): New.
32817 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
32818 set_separate_option.
32819 (graphite_regenerate_ast_isl): Add dump.
32820 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
32821 from scop->transformed_schedule.
32822 (graphite_regenerate_ast_isl): Add more dump.
32823 * graphite-optimize-isl.c (optimize_isl): Set
32824 scop->transformed_schedule. Check whether schedules are equal.
32825 (apply_poly_transforms): Move here.
32826 * graphite-poly.c (apply_poly_transforms): ... from here.
32827 (free_poly_bb): Static.
32828 (free_scop): Static.
32829 (pbb_number_of_iterations_at_time): Remove.
32830 (print_isl_ast): New.
32831 (debug_isl_ast): New.
32832 (debug_scop_pbb): New.
32833 * graphite-scop-detection.c (print_edge): Move.
32834 (print_sese): Move.
32835 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
32836 (build_scop_scattering): Remove.
32837 (create_pw_aff_from_tree): Assert instead of bailing out.
32838 (add_condition_to_pbb): Remove unused code, do not fail.
32839 (add_conditions_to_domain): Same.
32840 (add_conditions_to_constraints): Remove.
32841 (build_scop_context): New.
32842 (add_iter_domain_dimension): New.
32843 (build_iteration_domains): Initialize pbb->iterators.
32844 Call add_conditions_to_domain.
32847 (index_outermost_in_loop): New.
32848 (index_pbb_in_loop): New.
32849 (outermost_pbb_in): New.
32850 (add_in_sequence): New.
32851 (add_outer_projection): New.
32852 (outer_projection_mupa): New.
32853 (add_loop_schedule): New.
32854 (build_schedule_pbb): New.
32855 (build_schedule_loop): New.
32856 (embed_in_surrounding_loops): New.
32857 (build_schedule_loop_nest): New.
32858 (build_original_schedule): New.
32859 (build_poly_scop): Call build_original_schedule.
32860 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
32861 (free_poly_dr): Remove.
32862 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
32863 (free_poly_bb): Remove.
32864 (debug_loop_vec): Remove.
32865 (print_isl_ast): Declare.
32866 (debug_isl_ast): Declare.
32867 (scop_do_interchange): Remove.
32868 (scop_do_strip_mine): Remove.
32869 (scop_do_block): Remove.
32870 (flatten_all_loops): Remove.
32871 (optimize_isl): Remove.
32872 (pbb_number_of_iterations_at_time): Remove.
32873 (debug_scop_pbb): Declare.
32874 (print_schedule_ast): Declare.
32875 (debug_schedule_ast): Declare.
32876 (struct scop): Remove schedule. Add original_schedule,
32877 transformed_schedule.
32878 (free_gimple_poly_bb): Remove.
32879 (print_generated_program): Remove.
32880 (debug_generated_program): Remove.
32881 (unify_scattering_dimensions): Remove.
32882 * sese.c (print_edge): ... here.
32883 (print_sese): ... here.
32884 (debug_edge): ... here.
32885 (debug_sese): ... here.
32886 * sese.h (print_edge): Declare.
32887 (print_sese): Declare.
32888 (dump_edge): Declare.
32889 (dump_sese): Declare.
32891 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
32892 Sebastian Pop <s.pop@samsung.com>
32894 * Makefile.in: Set ISLVER in site.exp.
32896 2016-01-25 Jakub Jelinek <jakub@redhat.com>
32898 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
32899 DECL_VALUE_EXPR of new_var even for the non-array case. Look
32900 through DECL_VALUE_EXPR for expansion.
32902 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
32904 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
32905 the frame info after reload completed.
32907 2016-01-25 Jeff Law <law@redhat.com>
32909 PR tree-optimization/69196
32910 PR tree-optimization/68398
32911 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
32912 tree-ssa-threadupdate.c.
32913 (determine_bb_domination_status): Prototype
32914 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
32915 (determine_bb_domination_status): No longer static.
32916 (valid_jump_thread_path): Remove code to detect characteristics
32917 of the jump thread path not associated with correctness.
32918 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
32919 Correct test for thread path length. Count PHIs for real operands as
32920 statements that need to be copied. Do not count ASSERT_EXPRs.
32921 Look at all the blocks in the thread path. Compute and selectively
32922 filter thread paths based on threading through the latch, threading
32923 a multiway branch or crossing a multiway branch.
32925 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
32927 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
32928 decl with __attribute__ ((unused)) annotation.
32930 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
32933 * tree-vect-stmts.c (vectorizable_condition): Check vectype
32934 of operands is compatible with a statement vectype.
32936 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
32938 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
32939 improve wording for mixed storage order support.
32941 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
32943 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
32944 (vcvt_u64_f64): Likewise.
32945 (vcvta_s64_f64): Likewise.
32946 (vcvta_u64_f64): Likewise.
32947 (vcvtm_s64_f64): Likewise.
32948 (vcvtm_u64_f64): Likewise.
32949 (vcvtn_s64_f64): Likewise.
32950 (vcvtn_u64_f64): Likewise.
32951 (vcvtp_s64_f64): Likewise.
32952 (vcvtp_u64_f64): Likewise.
32954 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
32956 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
32957 (arc_init): Check validity mll64 option.
32958 (arc_save_restore): Use double load/store instruction.
32959 (arc_expand_movmem): Likewise.
32960 (arc_split_move): Don't split if we have double load/store
32961 instructions. Returns a boolean.
32962 (arc_process_double_reg_moves): Change function to return boolean
32963 instead of a sequence of instructions.
32964 (arc_dwarf_register_span): New function.
32965 * config/arc/arc-protos.h (arc_split_move): Change prototype.
32966 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
32967 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
32968 (*movdf_insn): Likewise.
32969 * config/arc/arc.opt (mll64): New option.
32970 * config/arc/predicates.md (even_register_operand): New predicate.
32971 * doc/invoke.texi (ARC Options): Add mll64 documentation.
32973 2016-01-25 Richard Biener <rguenther@suse.de>
32976 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
32977 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
32979 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
32981 2016-01-25 Richard Biener <rguenther@suse.de>
32983 PR tree-optimization/69376
32984 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
32986 (VN_INFO_ANTI_RANGE_P): New inline.
32987 (VN_INFO_RANGE_TYPE): Likewise.
32988 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
32989 SSA_NAME_ANTI_RANGE_P.
32990 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
32991 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
32992 Properly query VN_INFO_RANGE_TYPE.
32994 2016-01-25 Nick Clifton <nickc@redhat.com>
32997 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
32999 2016-01-23 Tom de Vries <tom@codesourcery.com>
33001 PR tree-optimization/69426
33002 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
33005 2016-01-23 Jakub Jelinek <jakub@redhat.com>
33007 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
33008 "the the" with "the" in the comments.
33009 * ipa-devirt.c (build_type_inheritance_graph,
33010 update_type_inheritance_graph): Likewise.
33011 * tree.c (build_function_type_list_1): Likewise.
33012 * cfgloopmanip.c (scale_loop_profile): Likewise.
33013 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
33014 * gimple-ssa-split-paths.c
33015 (find_block_to_duplicate_for_splitting_paths): Likewise.
33016 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
33017 * expr.c (convert_move): Likewise.
33018 * var-tracking.c (vt_stack_adjustments): Likewise.
33019 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
33020 * tree-vrp.c (test_for_singularity): Likewise.
33022 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
33023 directly instead of building a temporary tree.
33026 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
33027 remove <algorithm> include.
33029 2016-01-22 Jakub Jelinek <jakub@redhat.com>
33032 * config/i386/i386.c: Include dojump.h.
33033 (expand_small_movmem_or_setmem,
33034 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
33036 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
33037 if dynamic_check != -1.
33039 2016-01-21 Jeff Law <law@redhat.com>
33041 PR middle-end/69347
33042 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
33043 record_temporary_equivalences. Rewritten to avoid unnecessary calls
33044 into dominated_by_p.
33045 (cprop_into_successor_phis): Avoid unnecessary tests.
33047 2016-01-22 Richard Henderson <rth@redhat.com>
33050 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
33051 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
33053 2016-01-22 Michael Matz <matz@suse.de>
33055 * system.h (string, algorithm): Include only conditionally.
33056 (new): Include always under C++.
33057 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
33058 * final.c (toplevel): Ditto.
33059 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
33060 * genconditions.c (write_header): Make gencondmd.c define
33062 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
33064 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
33065 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
33067 2016-01-22 Christian Bruel <christian.bruel@st.com>
33070 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
33072 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
33075 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
33076 define_insn_and_split. Ensure operands[1] and operands[0] do not
33077 get assigned the same register.
33079 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
33081 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
33083 2016-01-22 Christian Bruel <christian.bruel@st.com>
33085 * config/arm/arm-c.c (arm_pragma_target_parse):
33086 Remove warn_builtin_macro_redefined overwrite.
33088 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
33090 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
33091 flag_non_call_exceptions compatibility.
33093 2016-01-22 Jakub Jelinek <jakub@redhat.com>
33096 * dwarf2out.c (add_child_die_after): New function.
33097 (dwarf_qual_info_t): New type.
33098 (dwarf_qual_info): New variable.
33099 (qualified_die_p): New function.
33100 (modified_type_die): For -fdebug-types-section, ensure
33101 canonical order of qualifiers. Put qualified DIEs adjacent
33102 to the corresponding non-qualified type DIE and search there
33103 for existing qualified DIEs.
33105 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
33107 * doc/extend.texi (scalar_storage_order type attribute): Document
33108 restriction on type punning and aliasing, and remove future tense.
33110 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
33113 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
33116 2016-01-21 Jeff Law <law@redhat.com>
33118 PR middle-end/69347
33119 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
33120 useless call to record_temporary_equivalences.
33121 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
33122 allocate 10 slots in the bb_path vector and let it grow as needed.
33123 (fsm_find_control_statement_thread_paths): Similarly for the next_path
33126 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
33128 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
33130 * configure: Regenerate.
33132 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
33134 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
33135 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
33137 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
33139 PR middle-end/66178
33140 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
33141 drop EXPAND_INITIALIZER.
33142 * rtl.h (contains_symbolic_reference_p): Declare.
33143 * rtlanal.c (contains_symbolic_reference_p): New function.
33144 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
33145 a subtraction into a NOT if symbolic constants are involved.
33147 2016-01-21 Anton Blanchard <anton@samba.org>
33148 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
33151 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
33153 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
33156 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
33158 * config/microblaze/microblaze.c
33159 (get_branch_target): New.
33160 (insert_wic_for_ilb_runout): New.
33162 (microblaze_machine_dependent_reorg): New.
33163 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
33164 * config/microblaze/microblaze.md
33165 (UNSPEC_IPREFETCH): Define.
33166 (iprefetch): New pattern
33167 * config/microblaze/microblaze.opt
33168 (mxl-prefetch): New flag.
33170 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
33172 * config/microblaze/microblaze.h
33173 (FIXED_REGISTERS): Update in macro.
33174 (CALL_USED_REGISTERS): Update in macro.
33176 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
33178 PR rtl-optimization/68920
33179 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
33182 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
33184 PR rtl-optimization/68990
33185 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
33186 pseudo instead of inheritance ones.
33188 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
33189 Nick Clifton <nickc@redhat.com>
33193 * config/mips/mips.c (mips_compute_frame_info): Initialise
33194 args_size and hard_frame_pointer_offset fields of the frame
33195 structure before calling mips_global_pointer.
33197 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
33199 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
33201 * configure: Regenerate.
33203 2016-01-21 Richard Biener <rguenther@suse.de>
33205 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
33207 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
33209 * config/s390/s390.c (s390_asm_declare_function_size): Add code
33210 to actually emit the .size directive.
33212 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
33213 Jakub Jelinek <jakub@redhat.com>
33217 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
33218 args array size by one to avoid buffer overflow.
33220 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
33222 * config/s390/s390.md (pool_section_start): Use switch_to_section
33223 to select proper read-only data section instead of hardcoding
33225 (pool_section_end): Use switch_to_section to match the above.
33227 2016-01-21 Richard Biener <rguenther@suse.de>
33229 PR tree-optimization/69378
33230 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
33231 (set_ssa_val_to): Use it for dominance checks taking into
33232 account not executable edges.
33234 2016-01-21 Jakub Jelinek <jakub@redhat.com>
33237 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
33238 for bitsize instead of GET_MODE_PRECISION (mode).
33240 2016-01-20 Martin Sebor <msebor@redhat.com>
33243 * extend.texi (__sync Builtins): Clarify the semantics of
33244 __sync_fetch_and_OP built-ins on pointers.
33245 (__atomic Builtins): Same.
33247 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
33248 Sebastian Pop <s.pop@samsung.com>
33250 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
33251 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
33252 (is_valid_rename): Same.
33253 (translate_isl_ast_to_gimple::get_rename): Same.
33254 (translate_isl_ast_to_gimple::rename_all_uses): Same.
33255 (translate_isl_ast_to_gimple::rename_uses): Same.
33256 (get_new_name): Check for close_phi nodes.
33257 (copy_loop_phi_args): Use phi_node_kind.
33258 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
33259 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
33261 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
33262 Sebastian Pop <s.pop@samsung.com>
33264 Revert commit r229783.
33265 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
33266 Remove use of parameter_rename_map.
33267 (copy_def): Remove.
33268 (copy_internal_parameters): Remove.
33269 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
33270 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
33271 (free_sese_info): Do not free parameter_rename_map.
33272 (set_rename): Do not use parameter_rename_map.
33273 (rename_uses): Update call to set_rename.
33274 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
33275 * sese.h (parameter_rename_map_t): Remove.
33276 (struct sese_info_t): Remove field parameter_rename_map.
33278 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
33279 Sebastian Pop <s.pop@samsung.com>
33281 * graphite-isl-ast-to-gimple.c: Fix comment.
33282 * graphite-scop-detection.c (defined_in_loop_p): New.
33283 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
33284 names defined in loop.
33286 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
33287 Sebastian Pop <s.pop@samsung.com>
33289 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
33290 Discard unstructured if-then-else regions.
33292 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
33293 Sebastian Pop <s.pop@samsung.com>
33295 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
33296 (cleanup_loop_iter_dom): Remove.
33297 (build_loop_iteration_domains): Remove.
33298 (build_scop_context): Remove.
33299 (build_scop_iteration_domain): Remove.
33300 (add_loop_constraints): New.
33301 (build_iteration_domains): New.
33302 (build_poly_scop): Call build_iteration_domains.
33304 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
33305 Sebastian Pop <s.pop@samsung.com>
33307 * graphite-scop-detection.c
33308 (scop_detection::harmful_loop_in_region): Free dom and loops.
33309 (scop_detection::loop_body_is_valid_scop): Free bbs.
33311 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
33312 Sebastian Pop <s.pop@samsung.com>
33314 * graphite-scop-detection.c (record_loop_in_sese): New.
33315 (gather_bbs::before_dom_children): Call record_loop_in_sese.
33316 (build_scops): Remove call to build_sese_loop_nests.
33317 * sese.c (sese_record_loop): Remove.
33318 (build_sese_loop_nests): Remove.
33319 (new_sese_info): Remove region->loops.
33320 (free_sese_info): Same.
33321 * sese.h (sese_contains_loop): Same.
33322 (build_sese_loop_nests): Remove.
33323 (sese_contains_loop): Remove.
33325 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
33326 Sebastian Pop <s.pop@samsung.com>
33328 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
33329 loop_is_valid_in_scop.
33330 (scop_detection::harmful_stmt_in_region): Renamed
33331 harmful_loop_in_region.
33332 Call loop_is_valid_in_scop.
33334 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
33335 Sebastian Pop <s.pop@samsung.com>
33337 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
33340 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
33341 Sebastian Pop <s.pop@samsung.com>
33343 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
33344 * graphite.h (struct poly_bb): Remove field is_reduction.
33345 (PBB_IS_REDUCTION): Remove.
33347 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
33348 Sebastian Pop <s.pop@samsung.com>
33350 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
33351 (add_pdr_constraints): Same.
33352 (scop_get_reads): Same.
33353 (scop_get_must_writes): Same.
33354 (scop_get_may_writes): Same.
33355 (scop_get_original_schedule): Same.
33356 (extend_schedule): Same.
33357 (apply_schedule_on_deps): Same.
33358 (carries_deps): Same.
33359 (compute_deps): Same.
33360 (scop_get_dependences): Same.
33361 * graphite-isl-ast-to-gimple.c
33362 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
33363 * graphite-optimize-isl.c (get_schedule_for_band): Same.
33364 (get_schedule_for_band_list): Same.
33365 (get_schedule_map): Same.
33366 (apply_schedule_map_to_scop): Same.
33367 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
33368 (build_loop_iteration_domains): Same.
33369 (add_condition_to_pbb): Same.
33370 (add_param_constraints): Same.
33371 (pdr_add_memory_accesses): Same.
33372 (pdr_add_data_dimensions): Same.
33374 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
33376 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
33379 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
33381 * common.opt (feliminate-dwarf2-dups): Replace references to
33382 "DWARF 2" with just "DWARF".
33383 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
33384 * doc/extend.texi: Likewise.
33385 * doc/cpp.texi: Likewise.
33386 * doc/invoke.texi: Likewise.
33387 (Option Summary): Add -gdwarf to list of Debugging Options.
33388 (Debugging Options): Document -gdwarf.
33389 * doc/contrib.texi: Spell "DWARF" like that.
33391 2016-01-21 Jakub Jelinek <jakub@redhat.com>
33393 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
33394 warning. Fix up formatting.
33396 PR middle-end/67653
33397 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
33398 attempt to mark memory input operand addressable and
33399 call prepare_gimple_addressable in that case. Don't adjust
33400 input_location for diagnostics, use error_at instead.
33402 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
33404 * config/rs6000/ppc-auxv.h: New file.
33405 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
33406 (cpu_is): Likewise.
33407 (cpu_supports): Likewise.
33408 * config/rs6000/rs6000.c: include "ppc-auxv.h".
33409 (cpu_is_info): New variable.
33410 (cpu_supports_info): Likewise.
33411 (tcb_verification_symbol): Likewise.
33412 (cpu_builtin_p): Likewise.
33413 (cpu_expand_builtin): New function.
33414 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
33415 (rs6000_init_builtins): Likewise.
33416 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
33417 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
33418 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
33419 * configure: Regenerate.
33420 * config.in: Likewise.
33421 * doc/extend.texi (PowerPC Built-in Functions): Document
33422 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
33424 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
33427 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
33429 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
33432 2016-01-20 Richard Henderson <rth@redhat.com>
33438 * tree.c (tm_define_builtin): New.
33439 (find_tm_vector_type): New.
33440 (build_tm_vector_builtins): New.
33441 (build_common_builtin_nodes): Call it.
33443 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
33445 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
33446 (arm_fp_ok): Likewise.
33447 (arm_fp): Likewise.
33448 (arm_crypto): Likewise.
33450 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
33451 Richard Biener <rguenther@suse.de>
33453 PR tree-optimization/69328
33454 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
33455 vectors have same number of elements.
33456 (vectorizable_condition): Fix masked version recognition.
33458 2016-01-20 Richard Biener <rguenther@suse.de>
33460 PR tree-optimization/69345
33461 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
33462 (VN_INFO_PTR_INFO): Likewise.
33463 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
33464 info when it is equal between non-dominating SSA names.
33465 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
33466 Make sure to look at original SSA infos.
33468 2016-01-20 Jeff Law <law@redhat.com>
33471 * config/m68k/predicates.md (pow2_m1_operand): New predicate
33473 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
33474 (pc_or_label_operand): New predicate.
33475 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
33476 tests for small integers that are 2^n - 1.
33478 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
33480 * doc/invoke.texi (Options Summary): Add '.' after @xref.
33482 2016-01-19 Jeff Law <law@redhat.com>
33484 PR middle-end/69347
33485 * tree-ssa-threadbackwards.c
33486 (fsm_find_control_statement_thread_paths): Do not try to lookup
33487 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
33489 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
33491 * doc/lto.texi: Remove text that says only Gold has linker plugin
33494 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
33496 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
33497 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
33498 the DIE accordingly.
33499 (modified_type_die): Add REVERSE parameter and pass it recursively,
33500 as well as to base_type_die. Adjust presence check accordingly.
33501 (base_type_for_mode): Adjust call to modified_type_die.
33502 (add_type_attribute): Add REVERSE parameter and pass it to
33504 (generic_parameter_die): Adjust call to add_type_attribute.
33505 (add_scalar_info): Likewise.
33506 (add_subscript_info): Likewise.
33507 (gen_array_type_die): Likewise.
33508 (gen_descr_array_type_die): Likewise.
33509 (gen_entry_point_die): Likewise.
33510 (gen_enumeration_type_die): Likewise.
33511 (gen_formal_parameter_die): Likewise.
33512 (gen_subprogram_die): Likewise.
33513 (gen_variable_die ): Likewise.
33514 (gen_const_die): Likewise.
33515 (gen_field_die): Likewise.
33516 (gen_pointer_type_die): Likewise.
33517 (gen_reference_type_die): Likewise.
33518 (gen_ptr_to_mbr_type_die): Likewise.
33519 (gen_inheritance_die): Likewise.
33520 (gen_subroutine_type_die): Likewise.
33521 (gen_typedef_die): Likewise.
33522 (force_type_die): Adjust call to modified_type_die.
33524 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
33526 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
33527 flow throughout the file. Fix broken link to Objective-C 2.0
33529 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
33532 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
33534 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
33536 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
33539 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
33540 (maybe_record_node): Record cxa_pure_virtual as the only possible
33541 target if there are not ohter candidates.
33542 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
33544 2016-01-19 Richard Biener <rguenther@suse.de>
33546 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
33547 (get_memory_order): Likewise.
33549 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
33551 * tree-vect-stmts.c (vectorizable_store): Check
33554 2016-01-19 David Malcolm <dmalcolm@redhat.com>
33557 * gcc.c (driver::decode_argv): Add call to
33558 init_opts_obstack before init_options_struct.
33559 * opts.c (init_opts_obstack): Remove idempotency.
33560 (init_options_struct): Replace call to init_opts_obstack
33561 with a gcc_assert to verify that it has already been called.
33562 * toplev.c (toplev::main): Add call to init_opts_obstack before
33563 calls to init_options_struct.
33564 (toplev::finalize): Move cleanup of opts_obstack next to
33565 cleanup of save_decoded_options, clearing the latter, and
33566 save_decoded_options_count.
33568 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
33571 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
33572 attribute to unconditional. Remove %? from output template.
33574 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
33575 Jiong Wang <jiong.wang@arm.com>
33577 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
33578 generated from different expand order.
33580 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
33582 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
33583 Add support for CCMP costing.
33585 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
33587 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
33588 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
33589 (fccmpe<mode>): Likewise.
33590 (fcmp): Rename to fcmp and globalize pattern.
33592 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
33593 (aarch64_gen_ccmp_next): Add FP support.
33595 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
33597 * target.def (gen_ccmp_first): Update documentation.
33598 (gen_ccmp_next): Likewise.
33599 * doc/tm.texi (gen_ccmp_first): Update documentation.
33600 (gen_ccmp_next): Likewise.
33601 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
33602 expand_ccmp_expr_1. Improve comments.
33603 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
33604 (ccmp_ior<mode>): Remove pattern.
33605 (cmp<mode>): Remove expand.
33606 (cmp): Globalize pattern.
33607 (cstorecc4): Use cc_register.
33608 (mov<mode>cc): Remove ccmp_cc_register check.
33609 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
33610 Simplify after removal of CC_DNE/* modes.
33611 (aarch64_ccmp_mode_to_code): Remove.
33612 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
33613 In 'k' case use integer as condition.
33614 (aarch64_nzcv_codes): Remove inverted cases.
33615 (aarch64_code_to_ccmode): Remove.
33616 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
33617 comparison with CC register to be used in folowing CCMP/branch/CSEL.
33618 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
33619 pattern. Return the comparison with CC register. Invert conditions
33620 when bitcode is OR.
33621 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
33622 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
33624 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
33626 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
33627 instrumented_version.
33629 2016-01-19 Richard Biener <rguenther@suse.de>
33631 PR tree-optimization/69336
33632 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
33633 handled components with get_ref_base_and_extent.
33634 (equal_mem_array_ref_p): Adjust.
33636 2016-01-19 Jakub Jelinek <jakub@redhat.com>
33639 * shrink-wrap.c: Include valtrack.h.
33640 (move_insn_for_shrink_wrap): Add DEBUG argument. If
33641 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
33642 in between insn and where it will be moved to. Call
33643 dead_debug_insert_temp.
33644 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
33645 first and dead_debug_local_finish at the end.
33646 For uses and defs bitmap, handle all regs in between REGNO and
33647 END_REGNO, not just the first one.
33649 2016-01-19 Richard Biener <rguenther@suse.de>
33651 PR tree-optimization/69352
33652 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
33653 (equal_mem_array_ref_p): Constrain size and max size properly.
33654 Compare the reverse flag.
33656 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
33658 * ira.c (ira): Update regstat data if we deleted insns.
33660 2016-01-19 Jakub Jelinek <jakub@redhat.com>
33662 PR rtl-optimization/68955
33663 PR rtl-optimization/64557
33664 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
33665 here. Fix up formatting.
33666 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
33668 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
33671 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
33672 assume that the node has body.
33673 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
33676 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
33678 * lto-streamer-out.c (lto_output): Do not stream instrumentation
33681 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
33683 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
33684 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
33686 2016-01-19 Martin Jambor <mjambor@suse.cz>
33687 Martin Liska <mliska@suse.cz>
33688 Michael Matz <matz@suse.de>
33690 * Makefile.in (OBJS): Add new source files.
33691 (GTFILES): Add hsa.c.
33692 * common.opt (disable_hsa): New variable.
33693 (-Whsa): New warning.
33694 * config.in (ENABLE_HSA): New.
33695 * configure.ac: Treat hsa differently from other accelerators.
33696 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
33697 $enable_offloading.
33698 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
33699 * doc/install.texi (Configuration): Document --with-hsa-runtime,
33700 --with-hsa-runtime-include, --with-hsa-runtime-lib and
33701 --with-hsa-kmt-lib.
33702 * doc/invoke.texi (-Whsa): Document.
33703 (hsa-gen-debug-stores): Likewise.
33704 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
33705 to invoke offload compiler for hsa acclerator.
33706 * opts.c (common_handle_option): Determine whether HSA offloading
33707 should be performed.
33708 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
33709 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
33710 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
33711 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
33712 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
33713 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
33714 GF_OMP_FOR_KIND_GRID_LOOP.
33715 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
33716 (pp_gimple_stmt_1): Likewise.
33717 * gimple-walk.c (walk_gimple_stmt): Likewise.
33718 * gimple.c (gimple_build_omp_grid_body): New function.
33719 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
33720 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
33721 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
33722 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
33723 GF_OMP_TEAMS_GRID_PHONY.
33724 (gimple_statement_omp_single_layout): Updated comments.
33725 (gimple_build_omp_grid_body): New function.
33726 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
33727 (gimple_omp_for_grid_phony): New function.
33728 (gimple_omp_for_set_grid_phony): Likewise.
33729 (gimple_omp_parallel_grid_phony): Likewise.
33730 (gimple_omp_parallel_set_grid_phony): Likewise.
33731 (gimple_omp_teams_grid_phony): Likewise.
33732 (gimple_omp_teams_set_grid_phony): Likewise.
33733 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
33734 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
33735 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
33736 (BUILT_IN_GOMP_TARGET): Updated type.
33737 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
33738 (adjust_for_condition): New function.
33739 (get_omp_for_step_from_incr): Likewise.
33740 (extract_omp_for_data): Moved parts to adjust_for_condition and
33741 get_omp_for_step_from_incr.
33742 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
33743 (fixup_child_record_type): Bail out if receiver_decl is NULL.
33744 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
33745 (scan_omp_parallel): Do not create child functions for phony
33747 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
33748 (scan_omp_1_op): Checking assert we are not remapping to
33749 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
33750 (parallel_needs_hsa_kernel_p): New function.
33751 (expand_parallel_call): Register apprpriate parallel child
33752 functions as HSA kernels.
33753 (grid_launch_attributes_trees): New type.
33754 (grid_attr_trees): New variable.
33755 (grid_create_kernel_launch_attr_types): New function.
33756 (grid_insert_store_range_dim): Likewise.
33757 (grid_get_kernel_launch_attributes): Likewise.
33758 (get_target_argument_identifier_1): Likewise.
33759 (get_target_argument_identifier): Likewise.
33760 (get_target_argument_value): Likewise.
33761 (push_target_argument_according_to_value): Likewise.
33762 (get_target_arguments): Likewise.
33763 (expand_omp_target): Call get_target_arguments instead of looking
33764 up for teams and thread limit.
33765 (grid_expand_omp_for_loop): New function.
33766 (grid_arg_decl_map): New type.
33767 (grid_remap_kernel_arg_accesses): New function.
33768 (grid_expand_target_kernel_body): New function.
33769 (expand_omp): Call it.
33770 (lower_omp_for): Do not emit phony constructs.
33771 (lower_omp_taskreg): Do not emit phony constructs but create for them
33772 a temporary variable receiver_decl.
33773 (lower_omp_taskreg): Do not emit phony constructs.
33774 (lower_omp_teams): Likewise.
33775 (lower_omp_grid_body): New function.
33776 (lower_omp_1): Call it.
33777 (grid_reg_assignment_to_local_var_p): New function.
33778 (grid_seq_only_contains_local_assignments): Likewise.
33779 (grid_find_single_omp_among_assignments_1): Likewise.
33780 (grid_find_single_omp_among_assignments): Likewise.
33781 (grid_find_ungridifiable_statement): Likewise.
33782 (grid_target_follows_gridifiable_pattern): Likewise.
33783 (grid_remap_prebody_decls): Likewise.
33784 (grid_copy_leading_local_assignments): Likewise.
33785 (grid_process_kernel_body_copy): Likewise.
33786 (grid_attempt_target_gridification): Likewise.
33787 (grid_gridify_all_targets_stmt): Likewise.
33788 (grid_gridify_all_targets): Likewise.
33789 (execute_lower_omp): Call grid_gridify_all_targets.
33790 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
33791 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
33792 (tree_omp_clause): Added union field dimension.
33793 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
33794 * tree.c (omp_clause_num_ops): Added number of arguments of
33795 OMP_CLAUSE__GRIDDIM_.
33796 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
33797 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
33798 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
33799 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
33800 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
33801 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
33802 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
33803 * tree-pass.h (make_pass_gen_hsail): Declare.
33804 (make_pass_ipa_hsa): Likewise.
33805 * ipa-hsa.c: New file.
33806 * lto-section-in.c (lto_section_name): Add hsa section name.
33807 * lto-streamer.h (lto_section_type): Add hsa section.
33808 * timevar.def (TV_IPA_HSA): New.
33809 * hsa-brig-format.h: New file.
33810 * hsa-brig.c: New file.
33811 * hsa-dump.c: Likewise.
33812 * hsa-gen.c: Likewise.
33815 * toplev.c (compile_file): Call hsa_output_brig.
33816 * hsa-regalloc.c: New file.
33818 2016-01-18 Jeff Law <law@redhat.com>
33820 PR tree-optimization/69320
33821 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
33822 ranged object, do nothing if the RHS constant is not [0..1].
33823 (optimize_stmt): Comparing a boolean ranged object against a
33824 constant outside [0..1] results in a compile-time constant.
33826 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
33829 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
33831 * doc/invoke.texi (Invoking GCC): Add new section to menu.
33832 (Option Summary): Update to reflect new section and moved options.
33833 (C++ Dialect Options): Move -fstats to new section.
33834 (Debugging Options): Move all dump, statistics, and other GCC
33835 developer options to new section. Rewrite section introduction
33836 and re-order remaining options to put the more basic ones first.
33837 (Optimization Options): Move -fira-verbose and -flto-report* to
33839 (Developer Options): New section incorporating moved options.
33840 * doc/cppopts.texi (-dM): Update cross-reference.
33842 2016-01-18 Richard Henderson <rth@redhat.com>
33845 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
33846 operands to pseudo only if CSE is expected. Split long immediate
33847 operands only after reload, and for the stack pointer.
33848 (*add<GPI>3_pluslong): Remove.
33849 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
33850 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
33851 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
33852 (*add<GPI>3 peepholes): New.
33853 (*add<GPI>3 splitters): New.
33854 * config/aarch64/constraints.md (Upl): New.
33855 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
33857 2016-01-18 Richard Biener <rguenther@suse.de>
33859 PR tree-optimization/69297
33860 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
33862 (vect_bb_vectorization_profitable_p): Clear visited flag again.
33864 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
33866 PR middle-end/68542
33867 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
33868 of mixind vector and scalar types.
33869 (fold_relational_const): Add handling of vector
33870 comparison with boolean result.
33871 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
33872 comparison of vector operands with boolean result for EQ/NE only.
33873 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
33874 (verify_gimple_cond): Likewise.
33875 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
33878 2016-01-18 Joseph Myers <joseph@codesourcery.com>
33880 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
33883 2016-01-18 Richard Biener <rguenther@suse.de>
33885 PR middle-end/69308
33886 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
33888 2016-01-18 Tom de Vries <tom@codesourcery.com>
33890 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
33892 2016-01-18 Tom de Vries <tom@codesourcery.com>
33894 * omp-low.c (set_oacc_fn_attrib): Make extern.
33895 * omp-low.h (set_oacc_fn_attrib): Declare.
33896 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
33897 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
33898 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
33899 Add and handle function parameter oacc_kernels_p.
33900 (find_reduc_addr, get_omp_data_i_param): New function.
33901 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
33902 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
33903 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
33904 Calculate dominance info. Skip loops that are not in a kernels region
33905 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
33906 (pass_parallelize_loops::execute): Call parallelize_loops with
33907 oacc_kernels_p argument.
33908 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
33909 New member function.
33910 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
33911 * passes.def: Add argument to pass_parallelize_loops instantation.
33913 2016-01-18 Tom de Vries <tom@codesourcery.com>
33915 * tree-parloops.c (pass_parallelize_loops::execute): Allow
33916 pass_parallelize_loops to be run outside the loop pipeline.
33918 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
33920 * tree-scalar-evolution.c (follow_copies_to_constant): New.
33921 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
33923 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
33926 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
33927 using get_ref_base_and_extent.
33928 (equal_mem_array_ref_p): New.
33929 (hashable_expr_equal_p): Add call to previous.
33931 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
33934 * tree-sra.c (disqualified_constants, constant_decl_p): New.
33935 (sra_initialize): Allocate disqualified_constants.
33936 (sra_deinitialize): Free disqualified_constants.
33937 (disqualify_candidate): Update disqualified_constants when appropriate.
33938 (create_access): Scan for constant-pool entries as we go along.
33939 (scalarizable_type_p): Add check against type_contains_placeholder_p.
33940 (maybe_add_sra_candidate): Allow constant-pool entries.
33941 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
33942 (initialize_constant_pool_replacements): New.
33943 (sra_modify_assign): Avoid mangling assignments created by previous,
33944 and don't generate writes into constant pool.
33945 (sra_modify_function_body): Call initialize_constant_pool_replacements.
33947 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
33949 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
33950 andnot instruction.
33951 (scalar_chain::convert_op): Likewise.
33952 * config/i386/i386.md (*andndi3_doubleword): New.
33954 2016-01-18 Richard Biener <rguenther@suse.de>
33956 PR tree-optimization/69170
33957 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
33958 building a vector from scalar results of a pattern stmt.
33960 2016-01-18 Jakub Jelinek <jakub@redhat.com>
33962 * haifa-sched.c (autopref_multipass_init): Work around
33963 -Wmaybe-uninitialized warning.
33965 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
33967 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
33968 against the constant 0.
33970 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
33972 PR tree-optimization/68799
33973 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
33974 look up phi candidates in the statement-candidate map.
33975 (phi_add_costs): Likewise.
33976 (record_phi_increments): Likewise.
33977 (phi_incr_cost): Likewise.
33978 (ncd_with_phi): Likewise.
33979 (all_phi_incrs_profitable): Likewise.
33981 2016-01-17 Jakub Jelinek <jakub@redhat.com>
33983 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
33984 -Wmaybe-uninitialized warning.
33986 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
33988 * doc/invoke.texi (Invoking GCC): Add new section to menu.
33989 (Option Summary): Update to reflect new section and moved options.
33990 (C++ Dialect Options): Move -fvtable-verify and related options.
33991 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
33992 and profiling-related options.
33993 (Optimization Options): Move profile generation options and
33994 -fstack-protector and related options.
33995 (Instrumentation Options): New section incorporating moved options.
33996 (Code Generation Options): Move -finstrument-functions and
33997 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
33999 2016-01-16 Tom de Vries <tom@codesourcery.com>
34001 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
34003 2016-01-16 Tom de Vries <tom@codesourcery.com>
34005 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
34007 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
34009 * hash-table.h (hash_table::empty): Turn into an inline wrapper
34010 that checks whether the table is already empty. Rename the
34011 original implementation to...
34012 (hash_table::empty_slot): ...this new private function.
34014 2016-01-15 David Malcolm <dmalcolm@redhat.com>
34016 PR diagnostic/68899
34017 * diagnostic-show-locus.c (layout::print_source_line): Move x
34018 offset of line until after call to
34019 get_line_width_without_trailing_whitespace.
34021 2016-01-15 Jeff Law <law@redhat.com>
34023 PR tree-optimization/69270
34024 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
34025 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
34026 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
34027 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
34028 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
34029 ssa_name_has_boolean_range and constant_boolean_node.
34031 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
34033 PR rtl-optimization/69030
34034 * lra-spills.c (remove_pseudos): Check nrefs and make the function
34036 (spill_pseudos): Delete debug insn for dead pseudo.
34037 (lra_spill): Initiate spill_hard_reg and slots memory separately.
34039 2016-01-15 Jiong Wang <jiong.wang@arm.com>
34041 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
34043 (TYPES_UNOPUS): Likewise.
34044 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
34045 builtin type, from UNOP to UNOPUS.
34046 (lbtruncuv4sf): Likewise.
34047 (lbtruncuv2df): Likewise.
34048 (lrounduv2sf): Likewise.
34049 (lrounduv4sf): Likewise.
34050 (lrounduv2df): Likewise.
34051 (lroundusf): Likewise.
34052 (lroundusf): Likewise.
34053 (lceiluv2sf): Likewise.
34054 (lceiluv4sf): Likewise.
34055 (lceiluv2df): Likewise.
34056 (lceilusf): Likewise.
34057 (lceiludf): Likewise.
34058 (lflooruv2sf): Likewise.
34059 (lflooruv4sf): Likewise.
34060 (lflooruv2df): Likewise.
34061 (lfloorusf): Likewise.
34062 (lfloorudf): Likewise.
34063 (lfrintnuv2sf): Likewise.
34064 (lfrintnuv4sf): Likewise.
34065 (lfrintnuv2df): Likewise.
34066 (lfrintnusf): Likewise.
34067 (lfrintnudf): Likewise.
34068 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
34070 (vcvtq_u32_f32): Likewise.
34071 (vcvtq_u64_f64): Likewise.
34072 (vcvta_u32_f32): Likewise.
34073 (vcvtaq_u32_f32): Likewise.
34074 (vcvtaq_u64_f64): Likewise.
34075 (vcvtm_u32_f32): Likewise.
34076 (vcvtmq_u32_f32): Likewise.
34077 (vcvtmq_u64_f64): Likewise.
34078 (vcvtn_u32_f32): Likwise.
34079 (vcvtnq_u32_f32): Likewise.
34080 (vcvtnq_u64_f64): Likewise.
34081 (vcvtp_u32_f32): Likewise.
34082 (vcvtpq_u32_f32): Likewise.
34083 (vcvtpq_u64_f64): Likewise.
34084 (vcvtmd_u64_f64): Likewise.
34085 (vcvtms_u32_f32): Likewise.
34086 (vcvtad_u64_f64): Likewise.
34087 (vcvtas_u32_f32): Likewise.
34088 (vcvtnd_u64_f64): Likewise.
34089 (vcvtns_u32_f32): Likewise.
34090 (vcvtpd_u64_f64): Likewise.
34091 (vcvtps_u32_f32): Likewise.
34093 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
34095 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
34096 CSEL of zero_extended registers.
34098 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
34100 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
34101 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
34103 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
34105 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
34106 false when argument string is not found in the attributes table
34109 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
34112 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
34113 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
34114 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
34115 precision estimate.
34117 2016-01-15 Richard Biener <rguenther@suse.de>
34119 PR tree-optimization/66856
34120 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
34121 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
34122 (vect_create_new_slp_node): Increment stmt reference count.
34123 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
34124 an SLP tree before swapping operands.
34125 (vect_build_slp_tree): Likewise.
34126 (destroy_bb_vec_info): Free stmt info after SLP instances.
34127 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
34128 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
34129 (STMT_VINFO_NUM_SLP_USES): New macro.
34131 2016-01-15 Richard Biener <rguenther@suse.de>
34134 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
34135 (add_linkage_name): ... here.
34136 (gen_typedef_die): Use add_linkage_name_raw instead of
34137 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
34140 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
34142 * gimplify.c (oacc_default_clause): Decode reference and pointer
34143 types for both kernels and parallel regions.
34145 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
34147 PR middle-end/69246
34148 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
34150 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
34152 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
34153 (convert_scalars_to_vector): Likewise.
34155 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
34157 * doc/extend.texi (Type Traits): Fix grammar.
34159 2016-01-15 Martin Jambor <mjambor@suse.cz>
34161 * tree-inline.c (remap_decl): Use existing dclarations if
34162 remapping a type and prevent_decl_creation_for_types.
34163 (replace_locals_stmt): Do an initial remapping of non-VLA typed
34164 decls first. Do real remapping with
34165 prevent_decl_creation_for_types set.
34166 * tree-inline.h (copy_body_data): New field
34167 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
34170 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
34172 * config/s390/s390.opt (mmvcle): More verbose help text.
34174 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
34176 * config/s390/s390.opt: Add period to -mzvector option text.
34178 2016-01-15 Richard Biener <rguenther@suse.de>
34180 PR tree-optimization/68961
34181 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
34182 of invariants in stores again.
34184 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
34186 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
34188 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
34190 * config/i386/i386.c (ix86_expand_branch): Don't split
34191 DI mode xor instruction to SI mode.
34193 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
34196 * ipa-icf.c (sem_function::merge): Virtual functions may become
34197 reachable even if they address is not taken and there are no
34200 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
34202 * lto-streamer-out.c (subtract_estimated_size): New function.
34203 (get_symbol_initial_value): Use it.
34205 2016-01-15 Christian Bruel <christian.bruel@st.com>
34208 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
34209 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
34210 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
34211 use add_builtin_function_ext_scope instead of add_builtin_function.
34212 (neon_set_p, neon_crypto_set_p): Remove.
34213 (arm_init_builtins): Always call arm_init_neon_builtins and
34214 arm_init_crypto_builtins.
34215 (arm_expand_builtin): Check that builtins are allowed for the arch.
34216 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
34217 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
34218 arm_init_neon_builtins call.
34220 2016-01-15 Richard Biener <rguenther@suse.de>
34222 PR tree-optimization/69117
34223 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
34224 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
34225 of the leader conservatively.
34226 (free_scc_vn): Restore original SSA name infos.
34228 2016-01-14 Jeff Law <law@redhat.com>
34230 PR tree-optimization/69270
34231 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
34232 single bit of precision, verify it's also unsigned.
34233 (record_edge_info): Use constant_boolean_node rather than fold_convert
34234 to convert boolean_true/boolean_false to the right type.
34236 2016-01-14 Richard Henderson <rth@redhat.com>
34239 * loop-doloop.c (record_reg_sets): New.
34240 (doloop_optimize): Reject the transform if the sequence
34241 clobbers registers live at the end of the loop block.
34242 (doloop_optimize_loops): Enable df_live if needed.
34244 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
34246 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
34247 * config/rs6000/rs6000.c: Likewise.
34248 * config/rs6000/rs6000.h: Likewise.
34249 * config/rs6000/rs6000.md: Likewise.
34250 * doc/extend.texi: Likewsie.
34252 2016-01-14 Jeff Law <law@redhat.com>
34254 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
34257 2016-01-14 Richard Henderson <rth@redhat.com>
34261 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
34262 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
34263 instead of builtin_decl_declared_p to test for declaration.
34265 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
34267 * doc/loop.texi (Loop Analysis and Representation): Document
34268 loop_depth function.
34270 2016-01-14 Tom de Vries <tom@codesourcery.com>
34272 PR tree-optimization/68773
34273 * omp-low.c (expand_omp_target): Don't set force_output.
34274 * varpool.c (varpool_node::get_create): Same.
34275 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
34276 offload_funcs with force_output.
34278 2016-01-14 Jakub Jelinek <jakub@redhat.com>
34281 * lra-eliminations.c (move_plus_up): Don't change anything if either
34282 the outer or inner subreg mode is not MODE_INT.
34283 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
34284 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
34286 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
34288 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
34289 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
34290 reduc_uplus_@var{m}): Remove.
34291 * expr.c (expand_expr_real_2): Remove expansion path for
34292 reduc_[us](min|max|plus) optabs.
34293 * optabs-tree.c (scalar_reduc_to_vector): Remove.
34294 * optabs-tree.h (scalar_reduc_to_vector): Remove.
34295 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
34296 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
34297 * tree-vect-loop.c (vectorizable_reduction): Remove test for
34298 reduc_[us](min|max|plus) optabs.
34300 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
34302 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
34303 (reduc_plus_scal_v2sf): New.
34304 (reduc_smax_v2sf): Rename to...
34305 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
34306 (reduc_smin_v2sf): Rename to...
34307 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
34309 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
34311 * alias.c (compare_base_symbol_refs): New function.
34312 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
34315 2016-01-14 Jakub Jelinek <jakub@redhat.com>
34317 PR middle-end/68146
34318 PR tree-optimization/69155
34319 * tree-complex.c: Include cfganal.h.
34320 (phis_to_revisit): New variable.
34321 (extract_component): Add phiarg_p argument. Assert that returned
34322 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
34323 (update_phi_components): Partly rewrite to use loop over real/imag
34324 components instead of code duplication. If extract_component returns
34325 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
34326 create_tmp_reg into the PHI node instead, and mention the phi triplet
34327 in phis_to_revisit.
34328 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
34329 in phis_to_revisit at the end.
34331 2016-01-14 Richard Biener <rguenther@suse.de>
34333 PR tree-optimization/68060
34334 * tree-vect-loop.c (vect_is_simple_reduction): Check the
34335 outer loop reduction is only used in the inner loop before
34336 detecting a double reduction.
34338 2016-01-14 Jakub Jelinek <jakub@redhat.com>
34341 * combine.c (expand_field_assignment): Punt if compute_mode is
34342 unsupported scalar mode.
34344 2016-01-14 Richard Biener <rguenther@suse.de>
34346 PR tree-optimization/66856
34347 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
34348 SLP node only if it built successfully.
34349 (vect_analyze_slp_instance): Adjust.
34351 2016-01-14 Jeff Law <law@redhat.com>
34353 PR tree-optimization/69270
34354 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
34355 (record_edge_info): Use it. Convert boolean_{true,false}_node
34356 to the type of op0.
34358 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
34361 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
34362 use block_ultimate_origin
34363 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
34365 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
34367 * doc/invoke.texi (Submodel Options): Rename section to
34368 "Machine-Dependent Options" to better reflect its content.
34369 Rewrite introductory text to remove archaic CPU names.
34372 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
34374 * doc/invoke.texi (Code Gen Options): Move section up in file,
34375 before target-specific options. Update menu and option summary
34376 to reflect the new section ordering.
34378 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
34380 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
34381 (C++ Dialect Options): Add cross-reference to -std option.
34382 * doc/standards.texi (C++ Language): Document C++14 support.
34384 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
34386 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
34387 for pack/unpack functions for __ibm128.
34388 (PACK_IF): Likewise.
34389 (UNPACK_IF): Likewise.
34391 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
34392 support for __ibm128 pack/unpack functions.
34393 (rs6000_invalid_builtin): Likewise.
34394 (rs6000_init_builtins): Likewise.
34395 (rs6000_opt_masks): Likewise.
34397 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
34398 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
34400 (RS6000_BTM_COMMON): Likewise.
34402 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
34403 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
34404 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
34405 128-bit floating point. Add support for the double values to be
34406 in Altivec registers for TF/IF packing and unpacking, but restrict
34407 TD packing sub-fields to be FPR registers. Don't allow overlapped
34408 register support for packing. Allow pack inputs to be memory
34409 locations. Don't build generator functions for unpack<mode>_dm
34410 and unpack<mode>_nodm.
34411 (unpack<mode>_dm): Likewise.
34412 (unpack<mode>_nodm): Likewise.
34413 (pack<mode>): Likewise.
34415 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
34416 built-in functions to pack/unpack explicit __ibm128 values.
34417 (__builtin_unpack_ibm128): Likewise.
34419 * doc/extend.texi (PowerPC Built-in Functions): Document
34420 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
34422 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
34425 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
34426 Add new arg loc and pass it down as context.
34427 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
34428 to the location to use for the warning.
34429 (check_function_arguments): New arg loc. All callers changed. Pass
34430 it to check_function_nonnull.
34431 * c-common.h (check_function_arguments): Adjust declaration.
34433 2016-01-13 Jakub Jelinek <jakub@redhat.com>
34435 PR tree-optimization/69156
34436 * gimple.c (validate_type): Removed.
34437 (gimple_builtin_call_types_compatible_p): Use
34438 useless_type_conversion_p instead of validate_type.
34439 * value-prof.c (gimple_stringop_fixed_value): Fold
34440 icall_size to correct type.
34442 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
34444 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
34447 2016-01-13 Richard Henderson <rth@redhat.com>
34450 * target.def (builtin_tm_load, builtin_tm_store): Remove.
34451 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
34452 (ix86_builtin_tm_store): Remove.
34453 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
34454 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
34455 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
34456 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
34457 * doc/tm.texi: Rebuild.
34459 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
34460 (BUILT_IN_TM_MEMCPY_RTWN): New.
34461 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
34462 fallback from vector to integer helpers.
34463 (build_tm_load): Handle vector types directly, instead of
34465 (build_tm_store): Likewise.
34466 (expand_assign_tm): Prepare for register types not handled by
34467 the above. Copy them to memory and use memcpy.
34468 * tree.c (tm_define_builtin): New.
34469 (find_tm_vector_type): New.
34470 (build_tm_vector_builtins): New.
34471 (build_common_builtin_nodes): Call it.
34473 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
34475 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
34476 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
34478 2016-01-13 Tom de Vries <tom@codesourcery.com>
34480 PR tree-optimization/69169
34481 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
34482 handled_struct_type param.
34483 (create_variable_info_for, intra_create_variable_infos): Call
34484 create_variable_info_for_1 with extra arg.
34486 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
34488 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
34489 and "armv8.1-a+crc" entries.
34491 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
34494 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
34495 Change first operand predicate from register_or_constm1_operand
34496 to register_operand.
34497 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
34498 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
34499 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
34500 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
34501 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
34502 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
34503 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
34504 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
34505 comparison with constm1_rtx from vec_prefetch_gen part.
34507 2016-01-13 Richard Biener <rguenther@suse.de>
34509 PR tree-optimization/69013
34510 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
34511 Exchange assert for a test.
34513 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
34516 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
34518 2016-01-13 Richard Biener <rguenther@suse.de>
34520 PR tree-optimization/69242
34521 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
34522 assert with a check.
34524 2016-01-13 Richard Biener <rguenther@suse.de>
34526 PR tree-optimization/69186
34527 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
34528 Properly guard vect_update_misalignment_for_peel call.
34530 2016-01-12 Jeff Law <law@redhat.com>
34532 PR tree-optimization/pr67755
34533 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
34534 "need_profile_correction".
34535 (thread_block_1): Initialize new field to false by default. If we
34536 have multiple thread paths through a common joiner to different
34537 final targets, then set new field to true.
34538 (compute_path_counts): Only do count adjustment when it's really
34541 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
34543 * doc/invoke.texi (Spec Files): Move section down in file, past
34544 all command-line option descriptions.
34546 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
34548 PR middle-end/54809
34549 * doc/gty.texi: Remove documentation of mark_hook.
34550 * gengtype.c (struct write_types_data): Remove code to support
34551 mark_hook attribute.
34552 (walk_type): Likewise.
34553 (write_func_for_structure): Likewise.
34555 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
34557 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
34558 Directory Options, and -specs= to Overall Options.
34559 (Overall Options): Adjust similarly. Reorder to group related
34560 options together. Make -specs= cross-reference the spec file details.
34561 (Directory Options): Adjust similarly.
34563 2016-01-12 Jeff Law <law@redhat.com>
34565 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
34567 2016-01-12 Olivier Hainque <hainque@adacore.com>
34569 * gcc.c (spec_undefvar_allowed): New global.
34570 (process_command): Set to true when running for --version or --help,
34572 (getenv_spec_function): When the variable is not defined, use the
34573 variable name as the variable value if we're allowed not to issue
34576 2016-01-12 Bin Cheng <bin.cheng@arm.com>
34578 PR tree-optimization/68911
34579 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
34580 information computed for expression "init + nit * step".
34582 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
34584 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
34585 about name of GCC executable. Remove deleted node from menu.
34586 (Directory Options) <-B>: Remove cross-reference to deleted node.
34587 (Target Options): Delete section.
34589 2016-01-12 Christian Bruel <christian.bruel@st.com>
34592 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
34593 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
34595 2016-01-12 Jakub Jelinek <jakub@redhat.com>
34598 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
34599 aligned_mem is properly set for AVX512-VL floating point masked
34603 * ifcvt.c (cond_exec_process_if_block): When removing the last
34604 insn from then_bb, remove also any possible barriers that follow it.
34606 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
34610 * config/i386/iamcu.h (SIZE_TYPE): New macro.
34611 (PTRDIFF_TYPE): Likewise.
34612 (WCHAR_TYPE): Likewise.
34613 (WCHAR_TYPE_SIZE): Likewise.
34614 (STDINT_LONG32): Likewise.
34616 2016-01-12 Richard Biener <rguenther@suse.de>
34618 PR tree-optimization/69053
34619 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
34620 convert initial value for cond reductions.
34622 2016-01-12 Richard Biener <rguenther@suse.de>
34624 PR tree-optimization/69007
34625 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
34626 widen_sum after dot_prod and sad.
34628 2016-01-12 Richard Biener <rguenther@suse.de>
34630 PR tree-optimization/69168
34631 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
34632 pattern stmt SLP type.
34633 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
34634 end up unused so cope with that case.
34636 2016-01-12 Richard Biener <rguenther@suse.de>
34638 PR tree-optimization/69157
34639 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
34640 stmts def type only during analyze phase.
34641 (vectorizable_call): Likewise.
34642 (vectorizable_simd_clone_call): Likewise.
34643 (vectorizable_conversion): Likewise.
34644 (vectorizable_assignment): Likewise.
34645 (vectorizable_shift): Likewise.
34646 (vectorizable_operation): Likewise.
34647 (vectorizable_store): Likewise.
34648 (vectorizable_load): Likewise.
34650 2016-01-12 Richard Biener <rguenther@suse.de>
34652 PR tree-optimization/69174
34653 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
34655 (vectorizable_load): Properly compute the number of loads needed
34656 for permuted strided SLP loads and do not spuriously assign
34657 to SLP_TREE_VEC_STMTS.
34659 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
34661 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
34662 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
34663 (MD_EXEC_PREFIX): Remove.
34664 (MD_STARTFILE_PREFIX) Removee.
34665 (FILE_NAME_ABSOLUTE_P): Remove.
34666 (CPP_SPEC): Do not read macros from sys/version.h.
34667 (LINK_COMMAND_SPEC): Remove.
34668 (LOCAL_INCLUDE_DIR): Remove.
34669 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
34670 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
34671 (POST_LINK_SPEC): Define to invoke stubify after linker
34672 (LIBSTDCXX): Remove define
34673 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
34674 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
34675 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
34676 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
34677 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
34678 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
34679 (i386_djgpp_asm_named_section): Add propotype of new procedure
34681 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
34682 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
34683 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
34684 in config/i386/djgpp.h).
34685 (STANDARD_STARTFILE_PREFIX_2): Define identical to
34686 STANDARD_STARTFILE_PREFIX_1.
34687 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
34688 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
34689 installation errors.
34690 (MAX_OFILE_ALIGNMENT): Define to 128.
34691 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
34693 * config/i386/djgpp.c: New file. Add implementation of
34694 i386_djgpp_asm_named_section.
34696 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
34698 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
34699 Add rule for building djgpp.o.
34701 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
34703 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
34704 (rtx_is_swappable_p): Reductions are swappable.
34705 (insn_is_swappable_p): V2DF reductions are swappable.
34707 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
34709 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
34710 reloads for other unsupported memory operands.
34712 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
34713 Jim Wilson <jim.wilson@linaro.org>
34716 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
34717 copy_to_mode_reg instead of force_reg.
34719 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
34722 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
34723 TARGET_80387 is true.
34725 2016-01-11 Jakub Jelinek <jakub@redhat.com>
34728 * lra-eliminations.c (move_plus_up): Only move plus up
34729 if subreg of the constant can be simplified into constant
34730 and use the simplified subreg of the constant instead of
34731 the original constant.
34733 * fold-const.c (fold_convertible_p): Don't return true
34734 for conversion of VECTOR_TYPE to same sized integral type.
34735 (fold_convert_loc): Fix up formatting. Fold conversion of
34736 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
34737 instead of NOP_EXPR.
34739 PR tree-optimization/69214
34740 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
34741 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
34744 PR tree-optimization/69207
34745 * tree-vect-slp.c (vect_get_constant_vectors): For
34746 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
34747 fold_convertible_p to vector_type's element type, and always
34748 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
34750 2016-01-11 Richard Biener <rguenther@suse.de>
34752 PR tree-optimization/69173
34753 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
34754 fixup the cycle if all stmts are in a pattern.
34756 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
34758 PR middle-end/68999
34759 * alias.c (base_alias_check): Move check for addresses with
34760 alignment ANDs before the call for compare_base_decls.
34761 (memrefs_conflict_p): Return -1 for different decls
34762 that went through alignment adjustments.
34764 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
34766 PR rtl-optimization/68796
34767 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
34768 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
34769 and QImode comparisons against zero with CC_NZmode.
34770 * config/aarch64/iterators.md (short_mask): New mode_attr.
34772 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
34774 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
34775 (<avx512>_store<mode>_mask): Likewise.
34777 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
34778 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
34780 PR rtl-optimization/68841
34781 * ifcvt.c (struct noce_if_info): Add orig_x field.
34782 (bbs_ok_for_cmove_arith): Add to_rename parameter.
34783 Don't record conflicts on to_rename if it's present.
34784 Allow memory destinations in sets.
34785 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
34786 blocks, passing orig_x to the checks.
34787 (noce_process_if_block): Set if_info->orig_x appropriately.
34789 2016-01-11 Tom de Vries <tom@codesourcery.com>
34791 PR tree-optimization/69069
34792 * tree-parloops.c (create_parallel_loop): Add missing phi args.
34794 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
34796 PR rtl-optimization/68920
34797 * config/i386/i386.c (ix86_option_override_internal): Restrict number
34798 of conditional moves for RTL if-conversion to 1 for
34799 TARGET_ONE_IF_CONV_INSN.
34800 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
34801 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
34802 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
34803 parameter to restirct number of conditional moves for
34805 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
34806 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
34809 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
34812 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
34813 onepart vars. Fix typo in comment. Fix reversed condition in
34815 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
34818 * var-tracking.c (dump_onepart_variable_differences): New.
34819 (dataflow_set_different): If a detailed dump is requested,
34820 delay early returns and dump differences between onepart
34821 variables present before and after, and added variables.
34823 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
34826 * expr.c (expand_expr_real_1): For boolean vector constants
34827 with a scalar mode use const_scalar_mask_from_tree.
34828 (const_scalar_mask_from_tree): New.
34829 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
34830 assigned to a mask type to handle constants.
34832 2016-01-11 Martin Jambor <mjambor@suse.cz>
34835 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
34836 useless parameters if we cannot change function signature.
34838 2016-01-11 Martin Jambor <mjambor@suse.cz>
34841 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
34844 2016-01-11 Tom de Vries <tom@codesourcery.com>
34846 PR tree-optimization/69109
34847 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
34850 2016-01-11 Tom de Vries <tom@codesourcery.com>
34852 PR tree-optimization/69108
34853 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
34854 res is not used in a phi.
34856 2016-01-11 Yury Gribov <y.gribov@samsung.com>
34859 * common.opt (frandom-seed): Fix parameter name.
34860 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
34862 2016-01-11 Tom de Vries <tom@codesourcery.com>
34864 PR tree-optimization/69058
34865 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
34868 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
34870 * config/arc/arc.opt (mdiv-rem): Add period to the end.
34871 (mcode-density): Likewise.
34873 2016-01-10 Tom de Vries <tom@codesourcery.com>
34875 PR tree-optimization/69062
34876 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
34877 (parallelize_loops): Don't paralelize loop that has phi with address
34880 2016-01-10 Tom de Vries <tom@codesourcery.com>
34882 PR tree-optimization/69039
34883 * tree-parloops.c (try_create_reduction_list): Only allow single exit
34886 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
34888 PR middle-end/68743
34889 * match.pd: Require target has function_c99_misc before doing
34890 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
34892 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
34894 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
34896 * configure: Regenerate.
34898 2016-01-09 Jakub Jelinek <jakub@redhat.com>
34900 PR middle-end/50865
34901 PR tree-optimization/69097
34902 * fold-const.h (expr_not_equal_to): New prototype.
34903 * fold-const.c: Include stringpool.h and tree-ssanames.h.
34904 (expr_not_equal_to): New function.
34905 * match.pd (X % -Y is the same as X % Y): Don't optimize
34906 unless X is known not to be equal to minimum or Y is known
34907 not to be equal to -1.
34908 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
34909 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
34910 (simplify_stmt_using_ranges): Adjust caller.
34911 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
34912 substitute_and_fold.
34914 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
34916 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
34919 2016-01-08 Jakub Jelinek <jakub@redhat.com>
34921 PR tree-optimization/69167
34922 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
34923 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
34925 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
34927 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
34928 Richard Biener <rguenther@suse.de>
34930 PR tree-optimization/68707
34931 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
34932 instances that can be handled via vect_load_lanes.
34934 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
34936 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
34937 if we can't determine address equivalence.
34938 * alias.c (compare_base_decl): Update for changed return value of
34939 symtab_node::equal_address_to.
34941 2016-01-08 Jason Merrill <jason@redhat.com>
34945 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
34946 * expr.c (store_field): Not here.
34947 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
34948 call with TREE_ADDRESSABLE type.
34949 * tree-cfg.c (verify_gimple_call): Adjust.
34951 2016-01-08 Olivier Hainque <hainque@adacore.com>
34953 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
34956 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
34958 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
34959 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
34960 (reduc_smin_v2sf): Rename to...
34961 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
34962 (reduc_splus_v2sf): Rename to...
34963 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
34965 2016-01-08 Jakub Jelinek <jakub@redhat.com>
34967 PR tree-optimization/69162
34968 * gimplify.c (gimplify_va_arg_expr): Encode original type of
34969 valist argument in another argument.
34970 (gimplify_modify_expr): Adjust for the above change. Cleanup.
34971 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
34972 to determine the va_list type, build a MEM_REF instead of
34973 build_fold_indirect_ref.
34975 PR tree-optimization/69172
34976 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
34979 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
34981 PR tree-optimization/67781
34982 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
34983 and cmpnop in two steps: first the ones not accessed in original
34984 gimple expression in a endian independent way and then the ones not
34985 accessed in the final result in an endian-specific way.
34987 2016-01-08 Jakub Jelinek <jakub@redhat.com>
34989 PR tree-optimization/69083
34990 * tree-vect-slp.c (vect_get_constant_vectors): For
34991 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
34992 element type. If op is fold_convertible_p to vector_type's element
34993 type, use NOP_EXPR instead of VCE.
34995 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
34997 PR rtl-optimization/67778
34998 PR rtl-optimization/68634
34999 PR rtl-optimization/68909
35000 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
35001 block from the stack until done with it. Remove a superfluous
35002 bitmap set. Remove a superfluous bitmap test.
35004 2016-01-07 Martin Sebor <msebor@redhat.com>
35007 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
35008 constraint on the type of arguments.
35010 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
35012 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
35013 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
35014 unaligned_access on the gcc_options set.
35015 * config/arm/arm.c (arm_option_override_internal): Use
35016 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
35018 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
35021 * config/i386/i386.c (ix86_frame_pointer_required): Enable
35022 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
35024 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
35027 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
35030 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
35031 depending on frame_pointer_needed before remaining integer and SSE
35032 registers are saved.
35034 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
35037 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
35039 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
35042 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
35043 Use the "xBm" constraint.
35044 (float<sseintvecmodelower><mode>2<mask_name><round_name):
35046 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
35047 (sse_cvtsi2ssq<round_name>): Likewise.
35048 (sse_cvtss2si<round_name>): Likewise.
35049 (sse_cvtss2siq<round_name>): Likewise.
35050 (sse2_cvtsi2sdq<round_name>): Likewise.
35051 (sse2_cvtsd2si<round_name>): Likewise.
35052 (sse2_cvtsd2siq<round_name>): Likewise.
35053 * config/i386/subst.md (round_nimm_scalar_predicate): New
35056 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
35058 PR middle-end/67639
35059 * varasm.c (make_decl_rtl): Mark invalid register vars as
35062 PR rtl-optimization/66206
35063 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
35064 All callers changed.
35066 2016-01-07 Jakub Jelinek <jakub@redhat.com>
35068 PR tree-optimization/69141
35069 * tree-ssa-pre.c: Include langhooks.h.
35070 (eliminate_dom_walker::before_dom_children): Use
35071 lang_hooks.decl_printable_name instead of
35072 cgraph_node::get ()->name ().
35074 PR middle-end/68960
35075 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
35076 it and DECL_ALIGN too.
35078 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
35080 * config/mips/mips-ftypes.def: Sort to lexicographical order.
35082 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
35085 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
35086 depending on frame_pointer_needed before remaining integer and SSE
35087 registers are saved.
35089 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
35091 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
35092 mode iterator with VSX_M2.
35093 (*p9_vecstore_<mode>): Likewise.
35094 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
35095 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
35096 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
35097 (define_split for VSX_LE128 stores): Likewise.
35098 (define_peephole2 for TImode LE swaps): Likewise.
35099 (define_split for VSX_LE128 post-reload stores): Likewise.
35101 2016-01-06 Marek Polacek <polacek@redhat.com>
35104 * convert.c (convert_to_integer_1): Adjust call to
35105 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
35106 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
35107 EXPR instead of ARG.
35108 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
35110 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
35113 * doc/extend.texi (RL78 Variable Attributes): New section.
35115 2016-01-05 Marek Polacek <polacek@redhat.com>
35118 * builtins.c (get_memmodel): Use expansion point location rather than
35119 the input location. Call warning_at rather than warning.
35120 (expand_builtin_atomic_compare_exchange): Likewise.
35121 (expand_builtin_atomic_load): Likewise.
35122 (expand_builtin_atomic_store): Likewise.
35123 (expand_builtin_atomic_clear): Likewise.
35125 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
35128 * config/i386/i386.c (ix86_expand_vector_logical_operator):
35129 Replace nonimmediate_operand with vector_operand.
35130 * config/i386/predicates.md (vector_operand): New predicate.
35131 (general_vector_operand): Replace nonimmediate_operand with
35133 * config/i386/sse.md: Replace nonimmediate_operand with
35134 vector_operand and m constraint with Bm constraint on SSE
35135 patterns with 16-byte memory operand.
35136 * config/i386/subst.md (round_nimm_predicate): Replace
35137 nonimmediate_operand with vector_operand.
35138 (round_saeonly_nimm_predicate): Likewise.
35139 (round_saeonly_nimm_scalar_predicate): New.
35141 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
35144 * config/i386/constraints.md (Bm): New constraint.
35145 * config/i386/predicates.md (vector_memory_operand): New
35147 * config/i386/sse.md: Replace xm with xBm in plusminus and
35148 any_logic patterns.
35150 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
35153 * doc/extend.texi (V850 Function Attributes): New section.
35154 (V850 Variable Attributes): New section.
35156 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
35159 * doc/extend.texi (MicroBlaze Function Attributes): Document
35160 interrupt_handler and fast_interrupt attributes.
35162 2016-01-05 Sergei Trofimovich <siarheit@google.com>
35165 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
35166 for local symbolic operands.
35167 * config/ia64/predicates.md (local_symbolic_operand64): New
35170 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
35172 PR rtl-optimization/68651
35173 * combine.c (combine_simplify_rtx): Canonicalize x + x into
35176 2016-01-05 Nathan Sidwell <nathan@acm.org>
35178 * alias.c (compare_base_decls): Use symtab_node::get.
35180 2016-01-05 Nick Clifton <nickc@redhat.com>
35183 * ira-costs.c (copy_cost): Initialise the t_icode field of the
35184 secondary_reload_info structure.
35187 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
35188 decls if weak support is available.
35190 2016-01-04 Martin Sebor <msebor@redhat.com>
35192 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
35194 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
35196 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
35197 OPTION_MASK_P9_DFORM.
35199 * config/rs6000/constraints.md (wo constraint): New constraint for
35202 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
35204 (rs6000_init_hard_regno_mode_ok): Likewise.
35206 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
35209 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
35210 expanders not to have constraints. Add support for ISA 3.0 xxperm
35211 instruction. Add support for fusing xxlor with xxperm.
35212 (altivec_vperm_<mode>_internal): Likewise.
35213 (altivec_vperm_v8hiv16qi): Likewise.
35214 (altivec_vperm_<mode>v16q): Likewise.
35215 (altivec_vperm_<mode>_uns): Likewise.
35216 (vperm_v8hiv4si): Likewise.
35217 (vperm_v16qiv8hi): Likewise.
35219 * doc/md.texi (RS/6000 constraints): Document wo constraint.
35221 2016-01-04 Jakub Jelinek <jakub@redhat.com>
35223 Update copyright years.
35225 * gcc.c (process_command): Update copyright notice dates.
35226 * gcov-dump.c (print_version): Ditto.
35227 * gcov.c (print_version): Ditto.
35228 * gcov-tool.c (print_version): Ditto.
35229 * gengtype.c (create_file): Ditto.
35230 * doc/cpp.texi: Bump @copying's copyright year.
35231 * doc/cppinternals.texi: Ditto.
35232 * doc/gcc.texi: Ditto.
35233 * doc/gccint.texi: Ditto.
35234 * doc/gcov.texi: Ditto.
35235 * doc/install.texi: Ditto.
35236 * doc/invoke.texi: Ditto.
35238 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
35240 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
35241 modes larger than TImode as TImode if NEON is not enabled.
35243 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
35246 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
35247 mode for %f0-%f31 only if TARGET_FPU.
35249 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
35252 * config/sparc/sparc.c (scan_record_type): Take into account subfields
35253 to compute the PACKED_P predicate.
35254 (function_arg_record_value): Minor tweaks.
35256 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
35258 * doc/install.texi (--with-multilib-list): Describe the meaning of the
35259 option for arm*-*-* targets.
35261 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
35263 * doc/extend.texi (Common Function Attributes): Move docs for
35264 MSP430-specific attributes to....
35265 (MSP430 Function Attributes): ...here. Delete the redundant
35266 entries and copy-edit the remaining text.
35267 (MSP430 Variable Attributes): Use uniform format for index
35268 entries and add a cross-reference to the corresponding function
35271 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
35273 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
35275 (x86 Options): Likewise.
35277 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
35281 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
35282 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
35283 to corresponding attribute.
35285 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
35287 * doc/extend.texi (Common Function Attributes) <noplt>: Move
35288 to correct alphabetization of table. Copy-edit and correct
35290 <stack_protect>: Likewise.
35291 <target_clones>: Likewise.
35293 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
35294 Correct punctuation.
35295 (Code Gen Options) <-fno-plt>: Copy-edit.
35297 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
35300 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
35301 SI values. Explicitly convert SI to DI and vice-versa.
35303 2016-01-01 Jakub Jelinek <jakub@redhat.com>
35305 PR tree-optimization/69070
35306 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
35307 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
35310 * ubsan.c (ubsan_instrument_float_cast): Call
35311 initialize_sanitizer_builtins.
35314 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
35316 Copyright (C) 2016 Free Software Foundation, Inc.
35318 Copying and distribution of this file, with or without modification,
35319 are permitted in any medium without royalty provided the copyright
35320 notice and this notice are preserved.