1 2016-12-14 Martin Sebor <msebor@redhat.com>
4 * gimple-ssa-sprintf.c (format_string): Handle null pointers.
5 (format_directive): Diagnose null pointer arguments.
6 (pass_sprintf_length::handle_gimple_call): Diagnose null destination
7 pointers. Correct location of null format string in diagnostics.
9 2016-12-14 David Malcolm <dmalcolm@redhat.com>
11 * Makefile.in (SELFTEST_FLAGS): Add path argument to -fself-test.
12 (s-selftest): Add dependency on the selftests data directory.
13 * common.opt (fself-test): Rename to...
14 (fself-test=): ...this, documenting the meaning of the argument.
15 * selftest-run-tests.c (along): Likewise.
16 * selftest-run-tests.c: Include "options.h".
17 (selftest::run_tests): Initialize selftest::path_to_selftest_files
19 * selftest.c (selftest::path_to_selftest_files): New global.
20 (selftest::locate_file): New function.
21 (selftest::test_locate_file): New function.
22 (selftest_c_tests): Likewise.
23 (selftest::selftest_c_tests): Call test_locate_file.
24 * selftest.h (selftest::locate_file): New decl.
25 (selftest::path_to_selftest_files): New decl.
27 2016-12-14 Andrew Pinski <apinski@cavium.com>
29 * config/aarch64/aarch64-cores.def: Add -1 as the variant to all
31 (thunderx): Update to include LSE by default.
32 (thunderxt88p1): New core.
33 (thunderxt88): New core.
34 (thunderxt81): New core.
35 (thunderxt83): New core.
36 * config/aarch64/driver-aarch64.c (struct aarch64_core_data):
38 (ALL_VARIANTS): New define.
39 (AARCH64_CORE): Support VARIANT operand.
41 (host_detect_local_cpu): Parse variant field of /proc/cpuinfo.
42 Combine the arch and single core case and support variant searching.
43 * common/config/aarch64/aarch64-common.c (AARCH64_CORE):
45 * config/aarch64/aarch64-opts.h (AARCH64_CORE): Likewise.
46 * config/aarch64/aarch64.c (AARCH64_CORE): Likewise.
47 * config/aarch64/aarch64.h (AARCH64_CORE): Likewise.
48 * config/aarch64/aarch64-tune.md: Regenerate.
49 * doc/invoke.texi (AARCH64/mtune): Document thunderxt88,
50 thunderxt88p1, thunderxt81, thunderxt83 as available options.
52 2016-12-14 Martin Jambor <mjambor@suse.cz>
54 * omp-offload.c: Fix coding style.
55 * omp-expand.c: Likewise.
56 * omp-general.c: Likewise.
57 * omp-grid.c: Likewise.
58 * omp-low.c: Fix coding style of parts touched by the
59 previous splitting patch.
61 2016-12-14 Martin Jambor <mjambor@suse.cz>
63 * omp-general.h: New file.
64 * omp-general.c: New file.
65 * omp-expand.h: Likewise.
66 * omp-expand.c: Likewise.
67 * omp-offload.h: Likewise.
68 * omp-offload.c: Likewise.
69 * omp-grid.c: Likewise.
70 * omp-grid.c: Likewise.
71 * omp-low.h: Include omp-general.h and omp-grid.h. Removed includes
72 of params.h, symbol-summary.h, lto-section-names.h, cilk.h, tree-eh.h,
73 ipa-prop.h, tree-cfgcleanup.h, cfgloop.h, except.h, expr.h, stmt.h,
74 varasm.h, calls.h, explow.h, dojump.h, flags.h, tree-into-ssa.h,
75 tree-cfg.h, cfganal.h, alias.h, emit-rtl.h, optabs.h, expmed.h,
76 alloc-pool.h, cfghooks.h, rtl.h and memmodel.h.
77 (omp_find_combined_for): Declare.
78 (find_omp_clause): Renamed to omp_find_clause and moved to
80 (free_omp_regions): Renamed to omp_free_regions and moved to
82 (replace_oacc_fn_attrib): Renamed to oacc_replace_fn_attrib and moved
84 (set_oacc_fn_attrib): Renamed to oacc_set_fn_attrib and moved to
86 (build_oacc_routine_dims): Renamed to oacc_build_routine_dims and
87 moved to omp-general.h.
88 (get_oacc_fn_attrib): Renamed to oacc_get_fn_attrib and moved to
90 (oacc_fn_attrib_kernels_p): Moved to omp-general.h.
91 (get_oacc_fn_dim_size): Renamed to oacc_get_fn_dim_size and moved to
93 (omp_expand_local): Moved to omp-expand.h.
94 (make_gimple_omp_edges): Renamed to omp_make_gimple_edges and moved to
96 (omp_finish_file): Moved to omp-offload.h.
97 (default_goacc_validate_dims): Renamed to
98 oacc_default_goacc_validate_dims and moved to omp-offload.h.
99 (offload_funcs, offload_vars): Moved to omp-offload.h.
100 * omp-low.c: Include omp-general.h, omp-offload.h and omp-grid.h.
101 (omp_region): Moved to omp-expand.c.
102 (omp_for_data_loop): Moved to omp-general.h.
103 (omp_for_data): Likewise.
104 (oacc_loop): Moved to omp-offload.c.
105 (oacc_loop_flags): Moved to omp-general.h.
106 (offload_funcs, offload_vars): Moved to omp-offload.c.
107 (root_omp_region): Moved to omp-expand.c.
108 (omp_any_child_fn_dumped): Likewise.
109 (find_omp_clause): Renamed to omp_find_clause and moved to
111 (is_combined_parallel): Moved to omp-expand.c.
112 (is_reference): Renamed to omp_is_reference and and moved to
114 (adjust_for_condition): Renamed to omp_adjust_for_condition and moved
116 (get_omp_for_step_from_incr): Renamed to omp_get_for_step_from_incr
117 and moved to omp-general.c.
118 (extract_omp_for_data): Renamed to omp_extract_for_data and moved to
120 (workshare_safe_to_combine_p): Moved to omp-expand.c.
121 (omp_adjust_chunk_size): Likewise.
122 (get_ws_args_for): Likewise.
123 (get_base_type): Removed.
124 (dump_omp_region): Moved to omp-expand.c.
125 (debug_omp_region): Likewise.
126 (debug_all_omp_regions): Likewise.
127 (new_omp_region): Likewise.
128 (free_omp_region_1): Likewise.
129 (free_omp_regions): Renamed to omp_free_regions and moved to
131 (find_combined_for): Renamed to omp_find_combined_for, made global.
132 (build_omp_barrier): Renamed to omp_build_barrier and moved to
134 (omp_max_vf): Moved to omp-general.c.
135 (omp_max_simt_vf): Likewise.
136 (gimple_build_cond_empty): Moved to omp-expand.c.
137 (parallel_needs_hsa_kernel_p): Likewise.
138 (expand_omp_build_assign): Moved declaration to omp-expand.c.
139 (expand_parallel_call): Moved to omp-expand.c.
140 (expand_cilk_for_call): Likewise.
141 (expand_task_call): Likewise.
142 (vec2chain): Likewise.
143 (remove_exit_barrier): Likewise.
144 (remove_exit_barriers): Likewise.
145 (optimize_omp_library_calls): Likewise.
146 (expand_omp_regimplify_p): Likewise.
147 (expand_omp_build_assign): Likewise.
148 (expand_omp_taskreg): Likewise.
149 (oacc_collapse): Likewise.
150 (expand_oacc_collapse_init): Likewise.
151 (expand_oacc_collapse_vars): Likewise.
152 (expand_omp_for_init_counts): Likewise.
153 (expand_omp_for_init_vars): Likewise.
154 (extract_omp_for_update_vars): Likewise.
155 (expand_omp_ordered_source): Likewise.
156 (expand_omp_ordered_sink): Likewise.
157 (expand_omp_ordered_source_sink): Likewise.
158 (expand_omp_for_ordered_loops): Likewise.
159 (expand_omp_for_generic): Likewise.
160 (expand_omp_for_static_nochunk): Likewise.
161 (find_phi_with_arg_on_edge): Likewise.
162 (expand_omp_for_static_chunk): Likewise.
163 (expand_cilk_for): Likewise.
164 (expand_omp_simd): Likewise.
165 (expand_omp_taskloop_for_outer): Likewise.
166 (expand_omp_taskloop_for_inner): Likewise.
167 (expand_oacc_for): Likewise.
168 (expand_omp_for): Likewise.
169 (expand_omp_sections): Likewise.
170 (expand_omp_single): Likewise.
171 (expand_omp_synch): Likewise.
172 (expand_omp_atomic_load): Likewise.
173 (expand_omp_atomic_store): Likewise.
174 (expand_omp_atomic_fetch_op): Likewise.
175 (expand_omp_atomic_pipeline): Likewise.
176 (expand_omp_atomic_mutex): Likewise.
177 (expand_omp_atomic): Likewise.
178 (oacc_launch_pack): and moved to omp-general.c, made public.
179 (OACC_FN_ATTRIB): Likewise.
180 (replace_oacc_fn_attrib): Renamed to oacc_replace_fn_attrib and moved
182 (set_oacc_fn_attrib): Renamed to oacc_set_fn_attrib and moved to
184 (build_oacc_routine_dims): Renamed to oacc_build_routine_dims and
185 moved to omp-general.c.
186 (get_oacc_fn_attrib): Renamed to oacc_get_fn_attrib and moved to
188 (oacc_fn_attrib_kernels_p): Moved to omp-general.c.
189 (oacc_fn_attrib_level): Moved to omp-offload.c.
190 (get_oacc_fn_dim_size): Renamed to oacc_get_fn_dim_size and moved to
192 (get_oacc_ifn_dim_arg): Renamed to oacc_get_ifn_dim_arg and moved to
194 (mark_loops_in_oacc_kernels_region): Moved to omp-expand.c.
195 (grid_launch_attributes_trees): Likewise.
196 (grid_attr_trees): Likewise.
197 (grid_create_kernel_launch_attr_types): Likewise.
198 (grid_insert_store_range_dim): Likewise.
199 (grid_get_kernel_launch_attributes): Likewise.
200 (get_target_argument_identifier_1): Likewise.
201 (get_target_argument_identifier): Likewise.
202 (get_target_argument_value): Likewise.
203 (push_target_argument_according_to_value): Likewise.
204 (get_target_arguments): Likewise.
205 (expand_omp_target): Likewise.
206 (grid_expand_omp_for_loop): Moved to omp-grid.c.
207 (grid_arg_decl_map): Likewise.
208 (grid_remap_kernel_arg_accesses): Likewise.
209 (grid_expand_target_grid_body): Likewise.
210 (expand_omp): Renamed to omp_expand and moved to omp-expand.c.
211 (build_omp_regions_1): Moved to omp-expand.c.
212 (build_omp_regions_root): Likewise.
213 (omp_expand_local): Likewise.
214 (build_omp_regions): Likewise.
215 (execute_expand_omp): Likewise.
216 (pass_data_expand_omp): Likewise.
217 (pass_expand_omp): Likewise.
218 (make_pass_expand_omp): Likewise.
219 (pass_data_expand_omp_ssa): Likewise.
220 (pass_expand_omp_ssa): Likewise.
221 (make_pass_expand_omp_ssa): Likewise.
222 (grid_lastprivate_predicate): Renamed to
223 omp_grid_lastprivate_predicate and moved to omp-grid.c, made public.
224 (grid_prop): Moved to omp-grid.c.
225 (GRID_MISSED_MSG_PREFIX): Likewise.
226 (grid_safe_assignment_p): Likewise.
227 (grid_seq_only_contains_local_assignments): Likewise.
228 (grid_find_single_omp_among_assignments_1): Likewise.
229 (grid_find_single_omp_among_assignments): Likewise.
230 (grid_find_ungridifiable_statement): Likewise.
231 (grid_parallel_clauses_gridifiable): Likewise.
232 (grid_inner_loop_gridifiable_p): Likewise.
233 (grid_dist_follows_simple_pattern): Likewise.
234 (grid_gfor_follows_tiling_pattern): Likewise.
235 (grid_call_permissible_in_distribute_p): Likewise.
236 (grid_handle_call_in_distribute): Likewise.
237 (grid_dist_follows_tiling_pattern): Likewise.
238 (grid_target_follows_gridifiable_pattern): Likewise.
239 (grid_remap_prebody_decls): Likewise.
240 (grid_var_segment): Likewise.
241 (grid_mark_variable_segment): Likewise.
242 (grid_copy_leading_local_assignments): Likewise.
243 (grid_process_grid_body): Likewise.
244 (grid_eliminate_combined_simd_part): Likewise.
245 (grid_mark_tiling_loops): Likewise.
246 (grid_mark_tiling_parallels_and_loops): Likewise.
247 (grid_process_kernel_body_copy): Likewise.
248 (grid_attempt_target_gridification): Likewise.
249 (grid_gridify_all_targets_stmt): Likewise.
250 (grid_gridify_all_targets): Renamed to omp_grid_gridify_all_targets
251 and moved to omp-grid.c, made public.
252 (make_gimple_omp_edges): Renamed to omp_make_gimple_edges and moved to
254 (add_decls_addresses_to_decl_constructor): Moved to omp-offload.c.
255 (omp_finish_file): Likewise.
256 (oacc_thread_numbers): Likewise.
257 (oacc_xform_loop): Likewise.
258 (oacc_default_dims, oacc_min_dims): Likewise.
259 (oacc_parse_default_dims): Likewise.
260 (oacc_validate_dims): Likewise.
261 (new_oacc_loop_raw): Likewise.
262 (new_oacc_loop_outer): Likewise.
263 (new_oacc_loop): Likewise.
264 (new_oacc_loop_routine): Likewise.
265 (finish_oacc_loop): Likewise.
266 (free_oacc_loop): Likewise.
267 (dump_oacc_loop_part): Likewise.
268 (dump_oacc_loop): Likewise.
269 (debug_oacc_loop): Likewise.
270 (oacc_loop_discover_walk): Likewise.
271 (oacc_loop_sibling_nreverse): Likewise.
272 (oacc_loop_discovery): Likewise.
273 (oacc_loop_xform_head_tail): Likewise.
274 (oacc_loop_xform_loop): Likewise.
275 (oacc_loop_process): Likewise.
276 (oacc_loop_fixed_partitions): Likewise.
277 (oacc_loop_auto_partitions): Likewise.
278 (oacc_loop_partition): Likewise.
279 (default_goacc_fork_join): Likewise.
280 (default_goacc_reduction): Likewise.
281 (execute_oacc_device_lower): Likewise.
282 (default_goacc_validate_dims): Likewise.
283 (default_goacc_dim_limit): Likewise.
284 (pass_data_oacc_device_lower): Likewise.
285 (pass_oacc_device_lower): Likewise.
286 (make_pass_oacc_device_lower): Likewise.
287 (execute_omp_device_lower): Likewise.
288 (pass_data_omp_device_lower): Likewise.
289 (pass_omp_device_lower): Likewise.
290 (make_pass_omp_device_lower): Likewise.
291 (pass_data_omp_target_link): Likewise.
292 (pass_omp_target_link): Likewise.
293 (find_link_var_op): Likewise.
294 (pass_omp_target_link::execute): Likewise.
295 (make_pass_omp_target_link): Likewise.
296 * Makefile.in (OBJS): Added omp-offload.o, omp-expand.o, omp-general.o
298 (GTFILES): Added omp-offload.h, omp-offload.c and omp-expand.c, removed
300 * gimple-fold.c: Include omp-general.h instead of omp-low.h.
301 (fold_internal_goacc_dim): Adjusted calls to
302 get_oacc_ifn_dim_arg and get_oacc_fn_dim_size to use their new names.
303 * gimplify.c: Include omp-low.h.
304 (omp_notice_variable): Adjust the call to get_oacc_fn_attrib to use
306 (gimplify_omp_task): Adjusted calls to find_omp_clause to use its new
308 (gimplify_omp_for): Likewise.
309 * lto-cgraph.c: Include omp-offload.h instead of omp-low.h.
310 * toplev.c: Include omp-offload.h instead of omp-low.h.
311 * tree-cfg.c: Include omp-general.h instead of omp-low.h. Also
312 include omp-expand.h.
313 (make_edges_bb): Adjusted the call to make_gimple_omp_edges to use its
315 (make_edges): Adjust the call to free_omp_regions to use its new name.
316 * tree-parloops.c: Include omp-general.h.
317 (create_parallel_loop): Adjusted the call to set_oacc_fn_attrib to use
319 (parallelize_loops): Adjusted the call to get_oacc_fn_attrib to use
321 * tree-ssa-loop.c: Include omp-general.h instead of omp-low.h.
322 (gate_oacc_kernels): Adjusted the call to get_oacc_fn_attrib to use
324 * tree-vrp.c: Include omp-general.h instead of omp-low.h.
325 (extract_range_basic): Adjusted calls to get_oacc_ifn_dim_arg and
326 get_oacc_fn_dim_size to use their new names.
327 * varpool.c: Include omp-offload.h instead of omp-low.h.
328 * gengtype.c (open_base_files): Replace omp-low.h with omp-offload.h in
330 * config/nvptx/nvptx.c: Include omp-general.c.
331 (nvptx_expand_call): Adjusted the call to get_oacc_fn_attrib to use
333 (nvptx_reorg): Likewise.
334 (nvptx_record_offload_symbol): Likewise.
336 2016-12-14 Martin Sebor <msebor@redhat.com>
339 * gimple-ssa-sprintf.c (target_dir_max): New macro.
340 (get_mpfr_format_length): New function.
341 (format_integer): Use HOST_WIDE_INT instead of int.
342 (format_floating_max): Same.
343 (format_floating): Call get_mpfr_format_length.
344 (format_directive): Use target_dir_max.
346 2016-12-14 Jakub Jelinek <jakub@redhat.com>
349 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_STV_TEMP.
350 * config/i386/i386.c (dimode_scalar_chain::make_vector_copies,
351 dimode_scalar_chain::convert_reg): Use SLOT_STV_TEMP instead of
354 2016-12-14 Uros Bizjak <ubizjak@gmail.com>
357 * config/i386/i386-builtin.def: Add __builtin_clzs and __builtin_ctzs.
358 (ix86_fold_builtin): Handle IX86_BUILTIN_CTZS and IX86_BUILTIN_CLZS.
359 * config/i386/i386.md (*ctzhi2): New insn_and_split pattern.
362 2016-12-14 Jakub Jelinek <jakub@redhat.com>
365 * valtrack.c: Include rtl-iter.h.
366 (struct rtx_subst_pair): Add insn field.
367 (propagate_for_debug_subst): If pair->to contains at least 2
368 regs, create a DEBUG_INSN with a debug temp before pair->insn
369 and replace from with the debug temp instead of pair->to.
370 (propagate_for_debug): Initialize p.insn.
371 * combine.c (insn_uid_check): New inline function.
372 (INSN_COST, LOG_LINKS): Use it instead of INSN_UID.
373 (find_single_use, combine_instructions,
374 cant_combine_insn_p, try_combine): Use NONDEBUG_INSN_P instead of
377 2016-12-14 Martin Sebor <msebor@redhat.com>
380 * builtin-attrs.def (ATTR_NONNULL_1_1, ATTR_NONNULL_1_2): Defined.
381 (ATTR_NONNULL_1_3, ATTR_NONNULL_1_4, ATTR_NONNULL_1_5): Same.
382 (ATTR_NOTHROW_NONNULL_1_1, ATTR_NOTHROW_NONNULL_1_2): Same.
383 (ATTR_NOTHROW_NONNULL_1_3, ATTR_NOTHROW_NONNULL_1_4): Same.
384 (ATTR_NOTHROW_NONNULL_1_5): Same.
385 (ATTR_NONNULL_1_FORMAT_PRINTF_1_2): Same.
386 (ATTR_NONNULL_1_FORMAT_PRINTF_2_0): Same.
387 (ATTR_NONNULL_1_FORMAT_PRINTF_2_3): Same.
388 (ATTR_NONNULL_1_FORMAT_PRINTF_3_0): Same.
389 (ATTR_NONNULL_1_FORMAT_PRINTF_3_4): Same.
390 (ATTR_NONNULL_1_FORMAT_PRINTF_4_0): Same.
391 (ATTR_NONNULL_1_FORMAT_PRINTF_4_5): Same.
392 * builtins.c (validate_arg): Add argument. Treat null pointers
393 passed to nonnull arguments as invalid.
394 (validate_arglist): Same.
395 * builtins.def (fprintf, fprintf_unlocked): Add nonnull attribute.
396 (printf, printf_unlocked, sprintf. vfprintf, vsprintf): Same.
397 (__sprintf_chk, __vsprintf_chk, __fprintf_chk, __vfprintf_chk): Same.
398 * calls.c (get_nonnull_ags, maybe_warn_null_arg): New functions.
399 (initialize_argument_information): Diagnose null pointers passed to
400 arguments declared nonnull.
401 * calls.h (get_nonnull_args): Declared.
403 2016-12-14 Michael Meissner <meissner@linux.vnet.ibm.com>
405 * config/rs6000/rs6000.c (rs6000_split_vec_extract_var): On ISA
406 3.0/power9, add support to use the VEXTU{B,H,W}{L,R}X extract
408 * config/rs6000/vsx.md (VSr2): Add IEEE 128-bit floating point
409 type constraint registers.
411 (FL_CONV): New mode iterator for binary floating types that have a
412 direct conversion from 64-bit integer to floating point.
413 (vsx_extract_<mode>_p9): Add support for the ISA 3.0/power9
414 VEXTU{B,H,W}{L,R}X extract instructions.
415 (vsx_extract_<mode>_p9 splitter): Add splitter to load up the
416 extract byte position into the GPR if we are using the
417 VEXTU{B,H,W}{L,R}X extract instructions.
418 (vsx_extract_<mode>_di_p9): Support extracts to GPRs.
419 (vsx_extract_<mode>_store_p9): Support extracting to GPRs so that
420 we can use reg+offset address instructions.
421 (vsx_extract_<mode>_var): Support extracts to GPRs.
422 (vsx_extract_<VSX_EXTRACT_I:mode>_<SDI:mode>_var): New combiner
423 insn to combine vector extracts with zero_extend.
424 (vsx_ext_<VSX_EXTRACT_I:VS_scalar>_fl_<FL_CONV:mode>): Optimize
425 extracting a small integer vector element and converting it to a
427 (vsx_ext_<VSX_EXTRACT_I:VS_scalar>_ufl_<FL_CONV:mode>): Likewise.
428 (UNSPEC_XXEXTRACTUW): New unspec.
429 (UNSPEC_XXINSERTW): Likewise.
430 (vextract4b): Add support for the vec_vextract4b built-in
432 (vextract4b_internal): Likewise.
433 (vinsert4b): Add support for the vec_insert4b built-in function.
434 Include both a version that inserts element 1 from a V4SI object
435 and one that inserts a DI object.
436 (vinsert4b_internal): Likewise.
437 (vinsert4b_di): Likewise.
438 (vinsert4b_di_internal): Likewise.
439 * config/rs6000/predicates.md (const_0_to_11_operand): New
440 predicate, match 0..11.
441 * config/rs6000/rs6000-builtin.def (BU_P9V_VSX_3): Set built-in
442 type to ternary, not binary.
443 (BU_P9V_64BIT_VSX_3): Likewise.
444 (P9V_BUILTIN_VEXTRACT4B): Add support for vec_vinsert4b and
445 vec_extract4b non-overloaded built-in functions.
446 (P9V_BUILTIN_VINSERT4B): Likewise.
447 (P9V_BUILTIN_VINSERT4B_DI): Likewise.
448 (P9V_BUILTIN_VEC_VEXTULX): Move to section that adds 2 operand ISA
449 3.0 built-in functions.
450 (P9V_BUILTIN_VEC_VEXTURX): Likewise.
451 (P9V_BUILTIN_VEC_VEXTRACT4B): Add support for overloaded
452 vec_insert4b and vec_extract4 built-in functions.
453 (P9V_BUILTIN_VEC_VINSERT4B): Likewise.
454 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
455 overloaded support for vec_vinsert4b and vec_extract4b.
456 * config/rs6000/rs6000.c (altivec_expand_builtin): Add checks for
457 the vec_insert4b and vec_extract4b byte number being a constant in
459 * config/rs6000/altivec.h (vec_vinsert4b): Support vec_vinsert4b
460 and vec_extract4b built-in functions.
461 * doc/extend.doc (PowerPC VSX built-in functions): Document
462 vec_insert4b and vec_extract4b.
464 2016-12-14 Martin Liska <mliska@suse.cz>
466 * gimple-pretty-print.c (dump_probability): New function.
467 (dump_edge_probability): Use the function.
468 (dump_gimple_label): Likewise.
469 (dump_gimple_bb_header): Likewise.
471 2016-12-14 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
472 Jakub Jelinek <jakub@redhat.com>
474 * tree-ssa-strlen.c (fold_strstr_to_memcmp): New function.
475 (strlen_optimize_stmt): Call fold_strstr_to_memcmp.
477 2016-12-14 Eric Botcazou <ebotcazou@adacore.com>
479 * lra-constraints.c (process_address_1): Do not attempt to decompose
480 addresses for MEMs that satisfy fixed-form constraints.
482 2016-12-14 Richard Biener <rguenther@suse.de>
484 PR tree-optimization/78788
485 * tree-vrp.c (set_value_range): Allow [-INF(OVF), +INF(OVF)].
486 (set_and_canonicalize_value_range): Do not drop the above to
489 2016-12-13 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
491 * config/rs6000/rs600.c (rs6000_builtin_vectorization_cost):
492 Adjust unaligned load cost.
494 2016-12-13 Uros Bizjak <ubizjak@gmail.com>
497 * config/i386/i386.c (dimode_scalar_chain::compute_convert_gain):
498 Calculate additional gain for andnot for targets without BMI.
500 2016-12-13 Carl Love <cel@us.ibm.com>
502 * config/rs6000/rs6000-c.c: Add built-in support for
503 vector float vec_pack (vector double, vector double)
504 vector double vec_sld (vector double, vector double)
505 * config/rs6000/rs6000.c: Add icode check for vsldoi_v2df to allow
506 4-bit unsigned literal.
507 * config/rs6000/rs6000-builtin.def: Add definition for VSLDOI_2DF
508 * doc/extend.texi: Update the built-in documentation file for the
509 new powerpc vec_pack and vec_sld built-ins.
511 2016-12-13 Martin Liska <mliska@suse.cz>
513 * sanopt.c (sanopt_optimize_walker): Set contains_asan_mark.
514 (sanopt_optimize): Add new argument.
515 (sanitize_asan_mark_unpoison): New function.
516 (maybe_contains_asan_check): Likewise.
517 (sanitize_asan_mark_poison): Likewise.
518 (pass_sanopt::execute): Call the new functions.
520 2016-12-13 Martin Liska <mliska@suse.cz>
522 PR tree-optimization/78428
523 * expr.c (store_constructor_field): Add new arguments to the function.
524 (store_constructor): Set up bitregion_end and add gcc_unreachable to
525 fields that have either non-constant size or (and) offset.
527 2016-12-13 Marek Polacek <polacek@redhat.com>
529 * tree-data-ref.c (compute_overlap_steps_for_affine_univar): Change
530 parameters' type from int to HOST_WIDE_INT.
531 (compute_overlap_steps_for_affine_1_2): Change parameters' type from
532 int to HOST_WIDE_INT.
533 (build_classic_dist_vector_1): Likewise.
534 (add_multivariate_self_dist): Likewise.
536 2016-12-13 Michael Matz <matz@suse.de>
538 PR tree-optimization/78725
539 * tree-ssa-loop-split.c (split_at_bb_p): Check for overflow and
540 at correct use point.
542 2016-12-13 Martin Liska <mliska@suse.cz>
544 * asan.c (asan_expand_mark_ifn): Use renamed
545 BUILT_IN_ASAN_{UN}CLOBBER_N to BUILT_IN_ASAN_{UN}POISON_STACK_MEMORY.
546 * sanitizer.def: Likewise.
548 2016-12-13 James Greenhalgh <james.greenhalgh@arm.com>
550 * doc/extend.texi (Half-Precision): Update to document current
553 2016-12-13 James Greenhalgh <james.greenhalgh@arm.com>
555 * doc/extend.texi (Floating Types): Document availability of
556 _Float16 on ARM/AArch64.
558 2016-12-13 Richard Biener <rguenther@suse.de>
560 PR tree-optimization/78699
561 * tree-vect-data-refs.c (vect_analyze_group_access_1): Limit
564 2016-12-13 Richard Biener <rguenther@suse.de>
567 * tree.c (cst_and_fits_in_hwi): Look if the actual value fits.
568 * tree-object-size.c (compute_builtin_object_size): Use
570 * tree-data-ref.c (initialize_matrix_A): Remove excess assert.
572 2016-12-13 Martin Liska <mliska@suse.cz>
574 * asan.c (asan_mark_poison_p): Remove.
575 (asan_mark_p): New function.
576 (transform_statements): Use the function.
577 (asan_expand_mark_ifn): Do not use masked enum.
578 * asan.h (enum asan_mark_flags): Declare it via a macro.
579 * gimple-pretty-print.c (dump_gimple_call_args): Dump first
580 argument of ASAN_MARK.
581 * gimplify.c (build_asan_poison_call_expr): Use new enum values.
582 (asan_poison_variable): Likewise.
584 2016-12-13 Jakub Jelinek <jakub@redhat.com>
587 * ipa-pure-const.c (cdtor_p): Return true for
588 DECL_STATIC_{CON,DE}STRUCTOR even when it is
589 DECL_LOOPING_CONST_OR_PURE_P.
591 2016-12-12 Jakub Jelinek <jakub@redhat.com>
593 PR tree-optimization/78777
594 * gimple-ssa-strength-reduction.c (create_add_on_incoming_edge,
595 insert_initializers): Use stmt_ends_bb_p instead of is_ctrl_stmt.
598 * opt-functions.awk (opt_args): Use [{] instead of { in regexps.
601 2016-12-12 Martin Sebor <msebor@redhat.com>
605 * gimple-ssa-sprintf.c (min_bytes_remaining): Use res.knownrange
606 rather than res.bounded.
607 (get_width_and_precision): Set precision to -1 when negative.
608 (adjust_range_for_overflow): New function.
609 (format_integer): Correct the handling of the space, plus, and pound
610 flags, and the special case of zero precision.
611 Always set res.bounded to true unless either precision or width
612 is specified and unknown.
613 Call adjust_range_for_overflow.
614 Avoid use zero as the shortest value when precision is specified
616 (format_directive): Remove vestigial quoting. Always inform of
617 argument value or range when it's available.
618 (add_bytes): Correct the computation of boundrange used to
619 decide whether a warning is of a "maybe" or "defnitely" kind.
621 2016-12-12 Dominik Vogt <vogt@linux.vnet.ibm.com>
623 * combine.c (change_zero_ext): Handle mode expanding zero_extracts.
625 2016-12-12 Uros Bizjak <ubizjak@gmail.com>
628 * config/i386/i386.h (X87_ENABLE_ARITH): Also enable for
629 flag_unsafe_math_optimizations.
630 (X87_ENABLE_FLOAT): Ditto.
632 2016-12-12 Marek Polacek <polacek@redhat.com>
635 * gimplify.c (gimplify_va_arg_expr): Don't require ADDR_EXPR for
636 Case 1; check POINTER_TYPE_P instead.
638 2016-12-12 Bernd Schmidt <bschmidt@redhat.com>
640 PR rtl-optimization/78669
641 * ira.c (combine_and_move_insns): When deleting an insn, clear the
642 replace flag for all used regs in that insn.
644 2016-12-12 Thomas Preud'homme <thomas.preudhomme@arm.com>
646 * config/arm/arm-opts.h: Move struct arm_arch_core_flag and
647 arm_arch_core_flags to ...
648 * common/config/arm/arm-common.c: There.
650 2016-12-12 Eric Botcazou <ebotcazou@adacore.com>
652 * config/sparc/constraints.md (T): Use special memory constraint.
654 (W): Add TARGET_ARCH64 test.
655 * config/sparc/sparc.md (*movdi_insn_sp32): Replace 'W' with 'T'.
656 (*movdf_insn_sp32): Likewise.
657 (*mov<VM64:mode>_insn_sp32): Likewise. Replace 'e' with 'f' in
658 conjunction with offsettable memory references.
660 2016-12-11 Sandra Loosemore <sandra@codesourcery.com>
662 * config/nios2/nios2.c (nios2_emit_move_sequence): Call copy_rtx
663 to avoid shared structure error.
665 2016-12-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
668 * config/rs6000/rs6000.c (find_alignment_op): Discard from
669 consideration any artificial definition.
671 2016-12-11 Iain Sandoe <iain@codesourcery.com>
673 * configure.ac (CROSS directory tests): Remove the assumption that
674 Darwin hosts contain suitable target sysroots in "/".
675 * configure: Regenerate.
677 2016-12-11 Iain Sandoe <iain@codesourcery.com>
679 PR rtl-optimization/71496
680 * config/rs6000/darwin.md (load_macho_picbase_si): Mark as non-
681 copyable. (load_macho_picbase_di, reload_macho_picbase_si,
682 reload_macho_picbase_di): Likewise.
684 2012-12-11 John David Anglin <danglin@gcc.gnu.org>
686 * config/pa/pa.c (pa_callee_copies): New function.
687 * config/pa/pa.opt (mcaller-copies): New option.
688 * doc/invoke.texi (mcaller-copies): Document option.
690 2016-12-11 Uros Bizjak <ubizjak@gmail.com>
693 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p)
694 <case ASHIFT, case LSHIFTRT>: Consider all constant shifts.
696 (dimode_scalar_chain::compute_convert_gain): Reduce gain for
697 constant shifts larger or equal than 32.
699 2016-12-11 Roger Pau Monné <roger.pau@citrix.com>
701 * config/i386/x86-64.h: Append --32 to the assembler options when
702 -m16 is used on non-glibc systems as well.
704 2016-12-10 Allan Sandfeld Jensen <allan.jensen@qt.io>
707 * config/i386/mmintrin.h (__m64_u): New type
708 * config/i386/emmintrin.h (_mm_loadl_epi64, _mm_storel_epi64):
709 Make the allowed unaligned memory access explicit.
711 2016-12-10 Krister Walfridsson <krister.walfridsson@gmail.com>
713 * config.gcc (i386-*-netbsd*): Make i486 the default arch on NetBSD.
714 Generally use cpu generic.
716 2016-12-10 Jakub Jelinek <jakub@redhat.com>
717 Marc Glisse <marc.glisse@inria.fr>
719 PR tree-optimization/78720
720 * match.pd (A < 0 ? C : 0): Only optimize for signed A. If shift
721 is negative, sign extend to @1's type and than AND with C.
723 2016-12-10 Jakub Jelinek <jakub@redhat.com>
726 * tree-object-size.c (compute_object_offset) <case ARRAY_REF>: Handle
727 non-zero low bound or non-standard element sizes.
730 * lto-streamer-in.c (input_function): In addition to debug stmts
731 without -g, remove IFN_*SAN_* calls if corresponding flag_sanitize
734 2016-12-09 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
736 * config/rs6000/rs6000-passes.def: New file.
737 * config/rs6000/rs6000-protos.h: Declare make_pass_analyze_swaps.
738 * config/rs6000/rs6000.c (rs6000_option_override): Remove
739 registration of machine-specific passes.
740 (pass_analyze_swaps::clone): New function.
741 * config/rs6000/t-rs6000: Define PASSES_EXTRA.
743 2016-12-09 Kugan Vivekanandarajah <kuganv@linaro.org>
746 * ipa-cp.c (propagate_vr_accross_jump_function): Call
747 drop_tree_overflow after fold_convert.
749 2016-12-09 Jakub Jelinek <jakub@redhat.com>
752 * config/rs6000/rs6000.md (*and<mode>3_imm_mask_dot,
753 *and<mode>3_imm_mask_dot2): Add rs6000_is_valid_and_mask to insn
756 2016-12-09 Segher Boessenkool <segher@kernel.crashing.org>
759 * config/rs6000/rs6000.h (CLZ_DEFINED_VALUE_AT_ZERO): Use
760 GET_MODE_BITSIZE. Return 2.
761 (CTZ_DEFINED_VALUE_AT_ZERO): Use GET_MODE_BITSIZE. Return 2. Handle
762 TARGET_POPCNTD the same as TARGET_CTZ.
763 * config/rs6000/rs6000.md (ctz<mode>2): Reimplement.
764 (ffs<mode>2): Reimplement.
766 2016-12-09 Andre Vieira <andre.simoesdiasvieira@arm.com>
768 PR rtl-optimization/78255
769 * gcc/postreload.c (reload_cse_simplify): Do not CSE a function if
770 NO_FUNCTION_CSE is true.
772 2016-12-09 Cesar Philippidis <cesar@codesourcery.com>
775 * ipa-icf.c (sem_function::parse): Don't process functions with
776 oacc decl attributes, as they may be OpenACC routines.
778 2016-12-09 David Malcolm <dmalcolm@redhat.com>
780 * rtl.h (get_mem_attrs): Add "const" qualifier to returned
783 2016-12-09 Nathan Sidwell <nathan@acm.org>
786 * convert.c (convert_to_integer_1): Maybe fold conversions to
787 integral types with fewer bits than its mode.
789 2016-12-09 Martin Liska <mliska@suse.cz>
791 * tree-pretty-print.c (pretty_print_string): Escape non-printable
794 2016-12-09 Jakub Jelinek <jakub@redhat.com>
796 PR tree-optimization/78726
797 * tree-ssa-reassoc.c (make_new_ssa_for_def): Add OPCODE and OP
798 argument. For lhs uses in debug stmts, don't replace lhs with
799 new_lhs, but with a debug temp set to new_lhs opcode op.
800 (make_new_ssa_for_all_defs): Add OPCODE argument, pass OPCODE and
801 OP down to make_new_ssa_for_def.
802 (zero_one_operation): Call make_new_ssa_for_all_defs even when
803 stmts_to_fix is empty, if *def has not changed yet. Pass
804 OPCODE to make_new_ssa_for_all_defs.
806 2016-12-08 Martin Sebor <msebor@redhat.com>
809 * builtin-attrs.def (ATTR_ALLOC_SIZE, ATTR_RETURNS_NONNULL): New
810 identifier tree nodes.
811 (ATTR_ALLOCA_SIZE_1_NOTHROW_LEAF_LIST): New attribute list.
812 (ATTR_MALLOC_SIZE_1_NOTHROW_LIST): Same.
813 (ATTR_MALLOC_SIZE_1_NOTHROW_LEAF_LIST): Same.
814 (ATTR_MALLOC_SIZE_1_2_NOTHROW_LEAF_LIST): Same.
815 (ATTR_ALLOC_SIZE_2_NOTHROW_LEAF_LIST): Same.
816 * builtins.c (expand_builtin_alloca): Call
817 maybe_warn_alloc_args_overflow.
818 * builtins.def (aligned_alloc, calloc, malloc, realloc):
819 Add attribute alloc_size.
820 (alloca): Add attribute alloc_size and returns_nonnull.
821 * calls.h (maybe_warn_alloc_args_overflow): Declare.
822 * calls.c (alloc_max_size, operand_signed_p): New functions.
823 (maybe_warn_alloc_args_overflow): Define.
824 (initialize_argument_information): Diagnose overflow in functions
825 declared with attaribute alloc_size.
826 * doc/invoke.texi (Warning Options): Document -Walloc-zero and
827 -Walloc-size-larger-than.
829 2016-12-08 Vladimir Makarov <vmakarov@redhat.com>
831 PR rtl-optimization/78671
832 * lra-assign.c (find_hard_regno_for_1): Check prohibited regs for an
835 2016-12-08 Uros Bizjak <ubizjak@gmail.com>
837 * config/i386/i386.h (HARD_REGNO_NREGS): Use GENERAL_REGNO_P.
838 (HARD_REGNO_NREGS_HAS_PADDING): Ditto. Simplify macro.
840 2015-12-08 Wilco Dijkstra <wdijkstr@arm.com>
843 * config/aarch64/aarch64.c (aarch64_classify_address):
844 Set load_store_pair_p for TImode and TFmode.
846 2016-12-08 David Malcolm <dmalcolm@redhat.com>
848 * emit-rtl.c (gen_reg_rtx): Move regno_pointer_align and
849 regno_reg_rtx resizing logic to...
850 (emit_status::ensure_regno_capacity): ...this new method,
851 and ensure that the buffers are large enough.
852 (init_emit): Allocate regno_reg_rtx using ggc_cleared_vec_alloc
853 rather than ggc_vec_alloc.
854 * function.h (emit_status::ensure_regno_capacity): New method.
856 2016-12-08 Dmitry Vyukov <dvyukov@google.com>
858 * opts.c (finish_options): Enable -fsanitize-address-use-after-scope
859 only if -fsanitize=address is enabled (not -fsanitize=kernel-address).
860 * doc/invoke.texi (-fsanitize=kernel-address):
861 Don't say that it enables -fsanitize-address-use-after-scope.
863 2016-12-08 Bin Cheng <bin.cheng@arm.com>
866 * tree-vect-loop-manip.c (create_intersect_range_checks_index): Check
867 sign bit for index step of data reference.
869 2016-12-08 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
871 * config/aarch64/aarch64.c (aarch64_load_symref_appropriately):
872 Handle SYMBOL_SMALL_TLSGD for ILP32.
873 * config/aarch64/aarch64.md : tlsgd_small modified into
874 tlsgd_small_<mode> to support SImode and DImode.
875 *tlsgd_small modified into *tlsgd_small_<mode> to support SImode and
878 2016-12-08 Andrew Pinski <apinski@cavium.com>
880 * config/aarch64/aarch64.c (aarch64_load_symref_appropriately):
881 Access the lower part of RTX appropriately.
883 2016-12-07 David Malcolm <dmalcolm@redhat.com>
885 * genpreds.c (write_tm_constrs_h): Update for renaming of
886 rtx_reader_ptr to md_reader_ptr.
887 (write_tm_preds_h): Likewise.
888 (write_insn_preds_c): Likewise.
889 * read-md.c (rtx_reader_ptr): Rename to...
890 (md_reader_ptr): ...this, and convert from an
891 rtx_reader * to a md_reader *.
892 (rtx_reader::set_md_ptr_loc): Rename to...
893 (md_reader::set_md_ptr_loc): ...this.
894 (rtx_reader::get_md_ptr_loc): Rename to...
895 (md_reader::get_md_ptr_loc): ...this.
896 (rtx_reader::copy_md_ptr_loc): Rename to...
897 (md_reader::copy_md_ptr_loc): ...this.
898 (rtx_reader::fprint_md_ptr_loc): Rename to...
899 (md_reader::fprint_md_ptr_loc): ...this.
900 (rtx_reader::print_md_ptr_loc): Rename to...
901 (md_reader::print_md_ptr_loc): ...this.
902 (rtx_reader::join_c_conditions): Rename to...
903 (md_reader::join_c_conditions): ...this.
904 (rtx_reader::fprint_c_condition): ...this.
905 (rtx_reader::print_c_condition): Rename to...
906 (md_reader::print_c_condition): ...this.
907 (fatal_with_file_and_line): Update for renaming of
908 rtx_reader_ptr to md_reader_ptr.
909 (rtx_reader::require_char): Rename to...
910 (md_reader::require_char): ...this.
911 (rtx_reader::require_char_ws): Rename to...
912 (md_reader::require_char_ws): ...this.
913 (rtx_reader::require_word_ws): Rename to...
914 (md_reader::require_word_ws): ...this.
915 (rtx_reader::read_char): Rename to...
916 (md_reader::read_char): ...this.
917 (rtx_reader::unread_char): Rename to...
918 (md_reader::unread_char): ...this.
919 (rtx_reader::peek_char): Rename to...
920 (md_reader::peek_char): ...this.
921 (rtx_reader::read_name): Rename to...
922 (md_reader::read_name): ...this.
923 (rtx_reader::read_escape): Rename to...
924 (md_reader::read_escape): ...this.
925 (rtx_reader::read_quoted_string): Rename to...
926 (md_reader::read_quoted_string): ...this.
927 (rtx_reader::read_braced_string): Rename to...
928 (md_reader::read_braced_string): ...this.
929 (rtx_reader::read_string): Rename to...
930 (md_reader::read_string): ...this.
931 (rtx_reader::read_skip_construct): Rename to...
932 (md_reader::read_skip_construct): ...this.
933 (rtx_reader::handle_constants): Rename to...
934 (md_reader::handle_constants): ...this.
935 (rtx_reader::traverse_md_constants): Rename to...
936 (md_reader::traverse_md_constants): ...this.
937 (rtx_reader::handle_enum): Rename to...
938 (md_reader::handle_enum): ...this.
939 (rtx_reader::lookup_enum_type): Rename to...
940 (md_reader::lookup_enum_type): ...this.
941 (rtx_reader::traverse_enum_types): Rename to...
942 (md_reader::traverse_enum_types): ...this.
943 (rtx_reader::rtx_reader): Rename to...
944 (md_reader::md_reader): ...this, and update for renaming of
945 rtx_reader_ptr to md_reader_ptr.
946 (rtx_reader::~rtx_reader): Rename to...
947 (md_reader::~md_reader): ...this, and update for renaming of
948 rtx_reader_ptr to md_reader_ptr.
949 (rtx_reader::handle_include): Rename to...
950 (md_reader::handle_include): ...this.
951 (rtx_reader::handle_file): Rename to...
952 (md_reader::handle_file): ...this.
953 (rtx_reader::handle_toplevel_file): Rename to...
954 (md_reader::handle_toplevel_file): ...this.
955 (rtx_reader::get_current_location): Rename to...
956 (md_reader::get_current_location): ...this.
957 (rtx_reader::add_include_path): Rename to...
958 (md_reader::add_include_path): ...this.
959 (rtx_reader::read_md_files): Rename to...
960 (md_reader::read_md_files): ...this.
961 * read-md.h (class rtx_reader): Split into...
962 (class md_reader): ...new class.
963 (rtx_reader_ptr): Rename to...
964 (md_reader_ptr): ...this, and convert to a md_reader *.
965 (class noop_reader): Update base class to be md_reader.
966 (class rtx_reader): Reintroduce as a subclass of md_reader.
967 (rtx_reader_ptr): Reintroduce as a rtx_reader *.
968 (read_char): Update for renaming of rtx_reader_ptr to
970 (unread_char): Likewise.
971 * read-rtl.c (rtx_reader_ptr): New global.
972 (rtx_reader::apply_iterator_to_string): Rename to...
973 (md_reader::apply_iterator_to_string): ...this.
974 (rtx_reader::copy_rtx_for_iterators): Rename to...
975 (md_reader::copy_rtx_for_iterators): ...this.
976 (rtx_reader::read_conditions): Rename to...
977 (md_reader::read_conditions): ...this.
978 (rtx_reader::record_potential_iterator_use): Rename to...
979 (md_reader::record_potential_iterator_use): ...this.
980 (rtx_reader::read_mapping): Rename to...
981 (md_reader::read_mapping): ...this.
982 (rtx_reader::read_rtx): Use rtx_reader_ptr when calling
984 (rtx_reader::read_rtx_operand): Use get_string_obstack rather
985 than directly accessing m_string_obstack.
986 (rtx_reader::rtx_reader): New ctor.
987 (rtx_reader::~rtx_reader): New dtor.
989 2016-12-07 Martin Sebor <msebor@redhat.com>
995 * builtins.c (expand_builtin_strcat, expand_builtin_strncat): New
997 (compute_dest_size, get_size_range, check_sizes, check_strncat_sizes)
998 (check_memop_sizes): Same.
999 (expand_builtin_memcpy): Call check memop_sizes.
1000 (expand_builtin_mempcpy): Same.
1001 (expand_builtin_memset): Same,
1002 (expand_builtin_bzero): Same.
1003 (expand_builtin_memory_chk): Call check_sizes.
1004 (expand_builtin_strcpy): Same.
1005 (expand_builtin_strncpy): Same.
1006 (maybe_emit_sprintf_chk_warning): Same.
1007 (expand_builtin): Handle strcat and strncat.
1008 (fini_object_sizes): Reset pointers.
1009 (compute_object_size): New function.
1010 * gimple-ssa-sprintf.c (pass_sprintf_length::handle_gimple_call):
1011 Avoid issuing warnings also issued during built-in expansion.
1012 * doc/invoke.texi (Warning Options): Document -Wstringop-overflow.
1014 2016-12-07 Michael Meissner <meissner@linux.vnet.ibm.com>
1017 * config/rs6000/rs6000.c (rs6000_expand_vector_init): If the
1018 V2DImode elements are SUBREG's convert the result into DImode
1019 rather than failing in emit_move_insn.
1021 2016-12-07 Jakub Jelinek <jakub@redhat.com>
1023 * builtins.c (fold_builtin_strstr): Removed.
1024 (fold_builtin_2): Don't call fold_builtin_strstr.
1025 * gimple-fold.c (gimple_fold_builtin_strchr): Check is_strrchr
1026 earlier in the strrchr (x, 0) -> strchr (x, 0) optimization.
1027 (gimple_fold_builtin_strstr): New function.
1028 (gimple_fold_builtin): Call it.
1029 * fold-const-call.c (fold_const_call): Handle CFN_BUILT_IN_STRSTR.
1032 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Set lhs
1033 var to lhs of new_stmt right before noreturn handling rather than to
1034 lhs of e->call_stmt early.
1036 2016-12-07 David Malcolm <dmalcolm@redhat.com>
1038 * read-md.c (rtx_reader::require_char): New method.
1039 (require_char_ws): Convert from function to...
1040 (rtx_reader::require_char_ws): ...method.
1041 (rtx_reader::require_word_ws): New method.
1042 * read-md.h (rtx_reader::require_char): New method decl.
1043 (require_char_ws): Remove global decl in favor of...
1044 (rtx_reader::require_char_ws): ...new method decl.
1045 (rtx_reader::require_word_ws): New method decl.
1046 (rtx_reader::peek_char): New method decl.
1048 2016-12-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
1050 PR rtl-optimization/78617
1051 * lra-remat.c (do_remat): Initialize live_hard_regs from live in
1052 registers, also setting hard registers mapped to pseudo registers.
1054 2016-12-07 David Malcolm <dmalcolm@redhat.com>
1056 * cfgexpand.c (pass_expand::execute): Move stack initializations
1057 to rtl_data::init_stack_alignment and call it.
1058 * emit-rtl.c (rtl_data::init_stack_alignment): New method.
1059 * emit-rtl.h (rtl_data::init_stack_alignment): New method.
1061 2016-12-07 Wilco Dijkstra <wdijkstr@arm.com>
1063 * gcc/ira.c (ira_setup_eliminable_regset): Initialize crtl->is_leaf.
1064 (ira): Move initialization of crtl->is_leaf earlier.
1066 2016-12-07 Wilco Dijkstra <wdijkstr@arm.com>
1068 * config/aarch64/aarch64.md (movti_aarch64): Change Ump to m.
1069 (movtf_aarch64): Likewise.
1070 * config/aarch64/aarch64.c (aarch64_classify_address):
1071 Use correct intersection of offsets.
1072 (aarch64_legitimize_address_displacement): Use 9-bit signed offsets.
1073 (aarch64_legitimize_address): Use 9-bit signed offsets for TI/TF mode.
1074 Use 7-bit signed scaled mode for modes > 16 bytes.
1076 2016-12-07 James Greenhalgh <james.greenhalgh@arm.com>
1078 PR rtl-optimization/78561
1079 * config/rs6000/rs6000.c (rs6000_reg_live_or_pic_offset_p) Use
1080 constant_pool_empty_p in place of get_pool_size_upper_bound.
1081 (rs6000_stack_info): Likewise.
1082 (rs6000_emit_prologue): Likewise.
1083 (rs6000_elf_declare_function_name): Likewise.
1084 (rs6000_set_up_by_prologue): Likewise.
1085 (rs6000_can_eliminate): Likewise.
1086 * output.h (get_pool_size_upper_bound): Delete.
1087 (constant_pool_empty_p): New.
1088 * varasm.c (get_pool_size_upper_bound): Delete
1089 (constant_pool_empty_p): New.
1091 2016-12-07 Bin Cheng <bin.cheng@arm.com>
1093 PR tree-optimization/78691
1094 * match.pd ((convert1 (minmax ((convert2 (x) c)))) -> minmax (x c)):
1095 Require integral type for the outer expression.
1097 2016-12-07 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
1099 * config/aarch64/aarch64.c
1100 (aarch64_builtin_support_vector_misalignment): New.
1101 (TARGET_VECTORIZE_SUPPORT_VECTOR_MISALIGNMENT): Define.
1103 2016-12-06 David Malcolm <dmalcolm@redhat.com>
1106 * config/i386/i386.c (ix86_test_dumping_memory_blockage):
1107 Conditionalize the string comparison on Pmode == DImode.
1109 2016-12-06 Tom de Vries <tom@codesourcery.com>
1111 PR tree-optimization/67955
1112 * tree-ssa-alias.c (same_addr_size_stores_p): New function.
1113 (stmt_kills_ref_p): Use it.
1115 2016-12-06 Eric Botcazou <ebotcazou@adacore.com>
1118 * calls.c (expand_call): Move back call to prepare_call_address.
1120 2016-12-06 Michael Meissner <meissner@linux.vnet.ibm.com>
1123 * config/rs6000/rs6000.md (zero_extendqi<mode>2): Use ^ instead of
1124 ?* constraints for the ISA 3.0 patterns, so the register allocator
1125 is more likely to allocate QImode/HImode to vector registers for
1126 conversion to floating point unless a reload is needed.
1127 (zero_extendhi<mode>2): Likewise.
1128 (float<QHI:mode><FP_ISA3:mode>2_internal): Properly deal with the
1129 first alternative which is converting QImode/HImode to floating
1130 point and the QImode/HImode value is in a vector register, and
1131 does not allocate the second pseudo register. Remove zero
1132 extending into traditional floating point registers, since the
1133 instruction used only works on traditional altivec registers.
1134 (floatuns<QHI:mode><FP_ISA3:mode>2_internal): Likewise.
1136 2016-12-06 David Malcolm <dmalcolm@redhat.com>
1138 * config/i386/i386.c: Include print-rtl.h.
1139 (selftest::ix86_test_dumping_memory_blockage): New function.
1140 (selftest::ix86_run_selftests): Call it.
1141 * print-rtl-function.c (print_rtx_function): Create an
1142 rtx_reuse_manager and use it.
1143 * print-rtl.c: Include "rtl-iter.h".
1144 (rtx_writer::rtx_writer): Add reuse_manager param.
1145 (rtx_reuse_manager::rtx_reuse_manager): New ctor.
1146 (uses_rtx_reuse_p): New function.
1147 (rtx_reuse_manager::preprocess): New function.
1148 (rtx_reuse_manager::has_reuse_id): New function.
1149 (rtx_reuse_manager::seen_def_p): New function.
1150 (rtx_reuse_manager::set_seen_def): New function.
1151 (rtx_writer::print_rtx): If "in_rtx" has a reuse ID, print it as a
1152 prefix the first time in_rtx is seen, and print reuse_rtx
1154 (print_inline_rtx): Supply NULL for new reuse_manager param.
1155 (debug_rtx): Likewise.
1156 (print_rtl): Likewise.
1157 (print_rtl_single): Likewise.
1158 (rtx_writer::print_rtl_single_with_indent): Likewise.
1159 * print-rtl.h: Include bitmap.h when building for host.
1160 (rtx_writer::rtx_writer): Add reuse_manager param.
1161 (rtx_writer::m_rtx_reuse_manager): New field.
1162 (class rtx_reuse_manager): New class.
1163 * rtl-tests.c (selftest::assert_rtl_dump_eq): Add reuse_manager
1164 param and use it when constructing rtx_writer.
1165 (selftest::test_dumping_rtx_reuse): New function.
1166 (selftest::rtl_tests_c_tests): Call it.
1167 * selftest-rtl.h (class rtx_reuse_manager): New forward decl.
1168 (selftest::assert_rtl_dump_eq): Add reuse_manager param.
1169 (ASSERT_RTL_DUMP_EQ): Supply NULL for reuse_manager param.
1170 (ASSERT_RTL_DUMP_EQ_WITH_REUSE): New macro.
1172 2016-12-06 Vladimir Makarov <vmakarov@redhat.com>
1175 * lra-lives.c (process_bb_lives): Update biggest mode for
1176 implicitly used hard reg.
1178 2016-12-06 Uros Bizjak <ubizjak@gmail.com>
1180 * config/i386/predicates.md (general_gr_operand): New predicate.
1181 * config/i386/i386.md (TImode and DImode push_operand splitter):
1182 Use general_gr_operand. Macroize using DWI mode macro.
1183 (TImode and DImode nonimmediate_operand splitter): Use
1184 nonimmediate_gr_operand and general_gr_operand. Macroize using
1186 (TF/XF/DFmode push_operand splitter): Use general_gr_operand.
1187 (TFmode nonimmediate_operand splitter): Use nonimmediate_gr_operand
1188 and general_gr_operand.
1189 (XFmode nonimmediate_operand splitter): Ditto.
1190 (DFmode nonimmediate_operand splitter): Ditto.
1191 * config/i386/mmx.md (MMXMODE nonimmediate_operand splitter): Ditto.
1193 2016-12-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1195 * config/arm/arm-cores.def (cortex-m23, cortex-m33): Move into
1196 alphabetical order with respect to other ARMv8 processors.
1197 * config/arm/arm-tables.opt: Regenerate.
1198 * config/arm/arm-tune.md: Likewise.
1200 2016-12-06 Robert Suchanek <robert.suchanek@imgtec.com>
1202 * config/mips/mips.c (mips_expand_builtin_insn): Check input
1203 ranges of literal integer arguments.
1205 2016-12-06 Aldy Hernandez <aldyh@redhat.com>
1208 * tree-ssa-uninit.c (simplify_preds_4): Call release() instead of
1209 destroy_predicate_vecs.
1210 (uninit_uses_cannot_happen): Make uninit_preds a scalar.
1212 2016-12-06 Aldy Hernandez <aldyh@redhat.com>
1215 * tree-ssa-uninit.c (can_one_predicate_be_invalidated_p): Change
1216 argument type to a pred_chain.
1217 (can_chain_union_be_invalidated_p): Use pred_chain instead of a
1219 (flatten_out_predicate_chains): Remove.
1220 (uninit_uses_cannot_happen): Rename from
1221 uninit_ops_invalidate_phi_use.
1222 Change logic so that we are checking that the PHI use will
1223 invalidate _ALL_ possibly uninitialized operands.
1224 (is_use_properly_guarded): Rename call to
1225 uninit_ops_invalidate_phi_use into uninit_uses_cannot_happen.
1227 2016-12-06 Tamar Christina <tamar.christina@arm.com>
1229 * gcc/config/aarch64/arm_neon.h
1230 (vreinterpretq_p8_p128, vreinterpretq_p16_p128): Added.
1231 (vreinterpret_p64_p16, vreinterpretq_p64_p128): Likewise.
1232 (vreinterpretq_p64_p16, vreinterpretq_p128_p8): Likewise.
1233 (vreinterpretq_p128_p16, vreinterpretq_p128_f16): Likewise.
1234 (vreinterpretq_p128_f32, vreinterpretq_p128_p64): Likewise.
1235 (vreinterpretq_p128_s64, vreinterpretq_p128_u64): Likewise.
1236 (vreinterpretq_p128_s8, vreinterpretq_p128_s16): Likewise.
1237 (vreinterpretq_p128_s32, vreinterpretq_p128_u8): Likewise.
1238 (vreinterpretq_p128_u16, vreinterpretq_p128_u32): Likewise.
1239 (vreinterpretq_f16_p128, vreinterpretq_f32_p128): Likewise.
1240 (vreinterpretq_s64_p128, vreinterpretq_u64_p128): Likewise.
1241 (vreinterpretq_s8_p128, vreinterpretq_s16_p128): Likewise.
1242 (vreinterpretq_s32_p128, vreinterpretq_u8_p128): Likewise.
1243 (vreinterpretq_u16_p128, vreinterpretq_u32_p128): Likewise.
1245 2016-12-06 Jakub Jelinek <jakub@redhat.com>
1248 * fold-const.c (fold_comparison): Assume CONSTANT_CLASS_P (base0)
1249 plus offset is non-zero. For maybe_nonzero_address decl base0,
1250 require indirect_base0.
1253 * fold-const-call.c (fold_const_call_1): Remove memchr handling here.
1254 (fold_const_call) <case CFN_BUILT_IN_STRNCMP,
1255 case CFN_BUILT_IN_STRNCASECMP>: Formatting improvements.
1256 (fold_const_call) <case CFN_BUILT_IN_MEMCMP>: Likewise. If s2 is 0
1257 and arguments have no side-effects, return 0.
1258 (fold_const_call): Handle CFN_BUILT_IN_MEMCHR.
1261 * fold-const-call.c (fold_const_call): Handle
1262 CFN_BUILT_IN_{INDEX,STRCHR,RINDEX,STRRCHR}.
1264 PR tree-optimization/78675
1265 * tree-vect-loop.c (vectorizable_live_operation): For
1266 VECTOR_BOOLEAN_TYPE_P vectype use integral type with bitsize precision
1267 instead of TREE_TYPE (vectype) for the BIT_FIELD_REF.
1269 2016-12-06 Eric Botcazou <ebotcazou@adacore.com>
1272 * emit-rtl.c (verify_rtx_sharing) <CLOBBER>: Relax condition.
1273 (copy_rtx_if_shared_1) <CLOBBER>: Likewise.
1274 (copy_insn_1) <CLOBBER>: Likewise.
1276 2016-12-05 Michael Meissner <meissner@linux.vnet.ibm.com>
1279 * config/rs6000/rs6000.h (FUNCTION_VALUE_REGNO_P): Use IN_RANGE
1280 instead of ((N) >= (X) && (N) <= (Y-X)) to silence warnings about
1281 comparing signed to unsigned values.
1282 (FUNCTION_ARG_REGNO_P): Likewise.
1284 2016-12-05 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1285 Stefan Freudenberger <stefan@reservoir.com>
1287 PR tree-optimization/78646
1288 * gimple-ssa-strength-reduction.c (replace_ref): The pointer
1289 addition used for the memory base expression should have the type
1292 2016-12-05 Waldemar Brodkorb <wbx@openadk.org>
1295 * config.gcc (*-*-uclinux*): Enable posix threads.
1297 2016-12-05 Andrew Senkevich <andrew.senkevich@intel.com>
1299 * config/i386/avx512bwintrin.h: Add new k-mask intrinsics.
1300 * config/i386/avx512dqintrin.h: Ditto.
1301 * config/i386/avx512fintrin.h: Ditto.
1302 * config/i386/i386-builtin-types.def (UCHAR_FTYPE_UQI_UQI_PUCHAR,
1303 UCHAR_FTYPE_UHI_UHI_PUCHAR, UCHAR_FTYPE_USI_USI_PUCHAR,
1304 UCHAR_FTYPE_UDI_UDI_PUCHAR, UCHAR_FTYPE_UQI_UQI, UCHAR_FTYPE_UHI_UHI,
1305 UCHAR_FTYPE_USI_USI, UCHAR_FTYPE_UDI_UDI, UQI_FTYPE_UQI_INT,
1306 UHI_FTYPE_UHI_INT, USI_FTYPE_USI_INT, UDI_FTYPE_UDI_INT,
1307 UQI_FTYPE_UQI, USI_FTYPE_USI, UDI_FTYPE_UDI, UQI_FTYPE_UQI_UQI): New
1309 * config/i386/i386-builtin.def (__builtin_ia32_knotqi,
1310 __builtin_ia32_knotsi, __builtin_ia32_knotdi,
1311 __builtin_ia32_korqi, __builtin_ia32_korsi, __builtin_ia32_kordi,
1312 __builtin_ia32_kxnorqi, __builtin_ia32_kxnorsi,
1313 __builtin_ia32_kxnordi, __builtin_ia32_kxorqi, __builtin_ia32_kxorsi,
1314 __builtin_ia32_kxordi, __builtin_ia32_kandqi,
1315 __builtin_ia32_kandsi, __builtin_ia32_kanddi, __builtin_ia32_kandnqi,
1316 __builtin_ia32_kandnsi, __builtin_ia32_kandndi): New.
1317 * config/i386/i386.c (ix86_expand_args_builtin): Handle new types.
1319 2016-12-05 Segher Boessenkool <segher@kernel.crashing.org>
1321 * combine.c: Revert r243162.
1323 2016-12-05 Paolo Bonzini <bonzini@gnu.org>
1325 * match.pd: Simplify X ? C : 0 where C is a power of 2 and
1326 X tests a single bit.
1328 2016-12-05 Nathan Sidwell <nathan@acm.org>
1330 * diagnostic.c (diagnostic_check_max_errors): New, broken out of ...
1331 (diagnostic_action_after_output): ... here.
1332 (diagnostic_report_diagnostic): Call it for non-notes.
1333 * diagnostic.h (struct diagnostic_context): Make max_errors signed int.
1334 (diagnostic_check_max_errors): Declare.
1336 2016-12-05 Cupertino Miranda <cmiranda@synopsys.com>
1338 * config/arc/arc.h (STARTFILE_SPEC): Use default linux specs.
1339 (ENDFILE_SPEC): Likewise.
1341 2016-12-05 Claudiu Zissulescu <claziss@synopsys.com>
1343 * config/arc/arc-protos.h (insn_is_tls_gd_dispatch): Remove.
1344 * config/arc/arc.c (arc_unspec_offset): New function.
1345 (arc_finalize_pic): Change.
1346 (arc_emit_call_tls_get_addr): Likewise.
1347 (arc_legitimize_tls_address): Likewise.
1348 (arc_legitimize_pic_address): Likewise.
1349 (insn_is_tls_gd_dispatch): Remove.
1350 * config/arc/arc.h (INSN_REFERENCES_ARE_DELAYED): Change.
1351 * config/arc/arc.md (ls_gd_load): Remove unused pattern.
1352 (tls_gd_dispatch): Likewise.
1354 2016-12-05 Andre Vieira <andre.simoesdiasvieira@arm.com>
1356 * config/arm/arm.c (TARGET_ASM_INIT_SECTIONS): Fix wrong undef
1359 2016-12-05 Eric Botcazou <ebotcazou@adacore.com>
1361 * config/sparc/sparc-protos.h (sparc_splitdi_legitimate): Rename to...
1362 (sparc_split_reg_mem_legitimate): ...this.
1363 (sparc_split_reg_mem): Declare.
1364 (sparc_split_mem_reg): Likewise.
1365 (sparc_split_regreg_legitimate): Rename to...
1366 (sparc_split_reg_reg_legitimate): ...this.
1367 * config/sparc/sparc.c (sparc_splitdi_legitimate): Rename to...
1368 (sparc_split_reg_mem_legitimate): ...this.
1369 (sparc_split_reg_mem): New function.
1370 (sparc_split_mem_reg): Likewise.
1371 (sparc_split_regreg_legitimate): Rename to...
1372 (sparc_split_reg_reg_legitimate): ...this.
1373 (sparc_split_reg_reg): New function.
1374 * config/sparc/sparc.md (lra): Remove "none" value.
1375 (enabled): Adjust to above change.
1376 (*movdi_insn_sp32): Remove new (r,T) alternative and reorder others.
1377 (DImode splitters): Adjust to above renamings and use new functions.
1378 (*movdf_insn_sp32): Remove new (r,T) alternative and reorder others.
1379 (DFmode splitters): Adjust to above renamings and use new functions.
1380 (*mov<VM64:mode>_insn_sp64): Replace C with Z constraint and use W
1381 constraint in conjunction with e.
1382 (*mov<VM64:mode>_insn_sp32): Remove new (r,T) alternative, add (o,Y)
1383 alternative and reorder others.
1384 (VM64:mode splitters): Adjust to above renamings and use new functions.
1386 2016-12-04 Martin Sebor <msebor@redhat.com>
1389 * builtin-attrs.def (ATTR_ALLOC_SIZE, ATTR_RETURNS_NONNULL): New
1390 identifier tree nodes.
1391 (ATTR_ALLOCA_SIZE_1_NOTHROW_LEAF_LIST): New attribute list.
1392 (ATTR_MALLOC_SIZE_1_NOTHROW_LIST): Same.
1393 (ATTR_MALLOC_SIZE_1_NOTHROW_LEAF_LIST): Same.
1394 (ATTR_MALLOC_SIZE_1_2_NOTHROW_LEAF_LIST): Same.
1395 (ATTR_ALLOC_SIZE_2_NOTHROW_LEAF_LIST): Same.
1396 * builtins.def (aligned_alloc, calloc, malloc, realloc):
1397 Add attribute alloc_size.
1398 (alloca): Add attribute alloc_size and returns_nonnull.
1400 2016-12-04 Uros Bizjak <ubizjak@gmail.com>
1403 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Handle NEG.
1404 (dimode_scalar_chain::compute_convert_gain): Ditto.
1405 (dimode_scalar_chain::convert_insn): Ditto.
1407 2016-12-03 Eric Botcazou <ebotcazou@adacore.com>
1409 * lra-constraints.c (emit_spill_move): Use gen_lowpart_SUBREG in all
1410 cases to build a lowpart SUBREG.
1412 2016-12-03 Eric Botcazou <ebotcazou@adacore.com>
1413 David S. Miller <davem@davemloft.net>
1415 * config/sparc/constraints.md (U): Adjust comment.
1416 * config/sparc/sparc.md (lra): New attribute.
1417 (enabled): For base instructions, if the lra attribute is set,
1418 return 1 if it is in keeping with TARGET_LRA.
1419 (*movdi_insn_sp32): Add lra attribute for alternatives mentioning U
1420 constraint and duplicate them with U replaced by r.
1421 (*movdf_insn_sp32): Likewise.
1422 (*mov<VM64:mode>_insn_sp32): Likewise.
1423 (*movtf_insn_sp32): Remove alternatives mentioning U constraint.
1425 2016-12-02 Jeff Law <law@redhat.com>
1427 * config/arm/arm.c (arm_handle_cmse_nonsecure_call): Remove unused
1428 variable main_variant.
1430 2016-12-02 Michael Meissner <meissner@linux.vnet.ibm.com>
1432 * config.gcc (powerpc*-*-linux*): Set gnu-indirect-function by
1433 default on PowerPC linux systems.
1435 2016-12-02 Segher Boessenkool <segher@kernel.crashing.org>
1437 PR rtl-optimization/78638
1438 * simplify-rtx.c (simplify_truncation): M2 is not mode, it is
1439 GET_MODE (op). Fix this.
1441 2016-12-02 David Malcolm <dmalcolm@redhat.com>
1444 * selftest.c (selftest::assert_strndup_eq): Rename to...
1445 (selftest::assert_xstrndup_eq): ...this, and remove call to
1447 (selftest::test_strndup): Rename to...
1448 (selftest::test_xstrndup): ...this, updating for above renaming.
1449 (selftest::test_libiberty): Update for renaming.
1451 2016-12-02 Michael Meissner <meissner@linux.vnet.ibm.com>
1454 * config/rs6000/rs6000.md (movdi_internal64): Fix typo in
1455 subversion id 242679 that causes the wrong store instruction to be
1456 generated if a DImode is in an Altivec register using REG+REG
1459 2016-12-02 Uros Bizjak <ubizjak@gmail.com>
1462 * config/i386/i386.md (*andndi3_doubleword): Add non-BMI alternative
1463 and corresponding post-reload splitter.
1465 2016-12-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1467 * config/aarch64/aarch64.h (machine_function): Add
1468 reg_is_wrapped_separately field.
1469 * config/aarch64/aarch64.md (LAST_SAVED_REGNUM): Define new constant.
1470 * config/aarch64/aarch64.c (emit_set_insn): Change return type to
1472 (aarch64_save_callee_saves): Don't save registers that are wrapped
1474 (aarch64_restore_callee_saves): Don't restore registers that are
1476 (offset_9bit_signed_unscaled_p, offset_12bit_unsigned_scaled_p,
1477 aarch64_offset_7bit_signed_scaled_p): Move earlier in the file.
1478 (aarch64_get_separate_components): New function.
1479 (aarch64_get_next_set_bit): Likewise.
1480 (aarch64_components_for_bb): Likewise.
1481 (aarch64_disqualify_components): Likewise.
1482 (aarch64_emit_prologue_components): Likewise.
1483 (aarch64_emit_epilogue_components): Likewise.
1484 (aarch64_set_handled_components): Likewise.
1485 (aarch64_process_components): Likewise.
1486 (TARGET_SHRINK_WRAP_GET_SEPARATE_COMPONENTS,
1487 TARGET_SHRINK_WRAP_COMPONENTS_FOR_BB,
1488 TARGET_SHRINK_WRAP_DISQUALIFY_COMPONENTS,
1489 TARGET_SHRINK_WRAP_EMIT_PROLOGUE_COMPONENTS,
1490 TARGET_SHRINK_WRAP_EMIT_EPILOGUE_COMPONENTS,
1491 TARGET_SHRINK_WRAP_SET_HANDLED_COMPONENTS): Define.
1493 2016-12-02 Martin Jambor <mjambor@suse.cz>
1495 * passes.def: Move pass_rebuild_cgraph_edges to the end of
1496 pass_build_ssa_passes.
1498 2016-12-02 Uros Bizjak <ubizjak@gmail.com>
1500 * config/alpha/alpha.md (exception_receiver): Copy
1501 alpha_gp_ave_rtx return value.
1503 2016-12-02 Tadek Kijkowski <tkijkowski@gmail.com>
1505 * Makefile.in (PREPROCESSOR_DEFINES): Add a level of indirection
1506 for several include directories that may be relative to sysroot.
1507 * config/i386/x-mingw32 (gplus_includedir): Define.
1508 (gplus_tool_includedir, gplus_backward_include_dir): Likewise.
1509 (native_system_includedir): Likewise.
1510 * config/i386/mingw32.h (STANDARD_STARTFILE_PREFIX_1): Do not
1511 override if TARGET_SYSTEM_ROOT is defined.
1512 (NATIVE_SYSTEM_HEADER_DIR): Likewise.
1514 2016-12-02 Jakub Jelinek <jakub@redhat.com>
1517 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Handle NOT.
1518 (dimode_scalar_chain::compute_convert_gain): Likewise.
1519 (dimode_scalar_chain::convert_insn): Likewise.
1520 * config/i386/i386.md (*one_cmpldi2_doubleword): New
1521 define_insn_and_split.
1522 (one_cmpl<mode>2): Use SWIM1248x iterator instead of SWIM.
1525 * rtl.c (copy_rtx): Don't clear used flag here.
1526 (shallow_copy_rtx_stat): Clear used flag here unless code the rtx
1528 * simplify-rtx.c (simplify_replace_fn_rtx): When copying rtx with
1529 'E' in format, copy all vectors.
1530 * emit-rtl.c (copy_insn_1): Don't clear used flag here.
1531 * valtrack.c (cleanup_auto_inc_dec): Likewise.
1532 * config/rs6000/rs6000.c (rs6000_frame_related): Likewise.
1534 2016-12-02 Andre Vieira <andre.simoesdiasvieira@arm.com>
1535 Thomas Preud'homme <thomas.preudhomme@arm.com>
1537 * config/arm/arm-builtins.c (arm_builtins): Define
1538 ARM_BUILTIN_CMSE_NONSECURE_CALLER.
1539 (bdesc_2arg): Add line for cmse_nonsecure_caller.
1540 (arm_init_builtins): Handle cmse_nonsecure_caller.
1541 (arm_expand_builtin): Likewise.
1542 * config/arm/arm_cmse.h (cmse_nonsecure_caller): New.
1544 2016-12-02 Andre Vieira <andre.simoesdiasvieira@arm.com>
1545 Thomas Preud'homme <thomas.preudhomme@arm.com>
1547 * config/arm/arm.c (detect_cmse_nonsecure_call): New.
1548 (cmse_nonsecure_call_clear_caller_saved): New.
1549 (arm_reorg): Use cmse_nonsecure_call_clear_caller_saved.
1550 (arm_function_ok_for_sibcall): Disable sibcalls for
1551 cmse_nonsecure_call.
1552 * config/arm/arm-protos.h (detect_cmse_nonsecure_call): New.
1553 * config/arm/arm.md (call): Handle cmse_nonsecure_entry.
1554 (call_value): Likewise.
1555 (nonsecure_call_internal): New.
1556 (nonsecure_call_value_internal): New.
1557 * config/arm/thumb1.md (*nonsecure_call_reg_thumb1_v5): New.
1558 (*nonsecure_call_value_reg_thumb1_v5): New.
1559 * config/arm/thumb2.md (*nonsecure_call_reg_thumb2): New.
1560 (*nonsecure_call_value_reg_thumb2): New.
1561 * config/arm/unspecs.md (UNSPEC_NONSECURE_MEM): New.
1563 2016-12-02 Andre Vieira <andre.simoesdiasvieira@arm.com>
1564 Thomas Preud'homme <thomas.preudhomme@arm.com>
1566 * config/arm/arm.c (gimplify.h): New include.
1567 (arm_handle_cmse_nonsecure_call): New.
1568 (arm_attribute_table): Added cmse_nonsecure_call.
1569 (arm_comp_type_attributes): Deny compatibility of function types
1570 with without the cmse_nonsecure_call attribute.
1571 * doc/extend.texi (ARM ARMv8-M Security Extensions): New attribute.
1573 2016-12-02 Andre Vieira <andre.simoesdiasvieira@arm.com>
1574 Thomas Preud'homme <thomas.preudhomme@arm.com>
1576 * config/arm/arm.c (output_return_instruction): Clear
1578 (thumb2_expand_return): Likewise.
1579 (thumb1_expand_epilogue): Likewise.
1580 (thumb_exit): Likewise.
1581 (arm_expand_epilogue): Likewise.
1582 (cmse_nonsecure_entry_clear_before_return): New.
1583 (comp_not_to_clear_mask_str_un): New.
1584 (compute_not_to_clear_mask): New.
1585 * config/arm/thumb1.md (*epilogue_insns): Change length attribute.
1586 * config/arm/thumb2.md (*thumb2_return): Disable for
1587 cmse_nonsecure_entry functions.
1588 (*thumb2_cmse_entry_return): Duplicate thumb2_return pattern for
1589 cmse_nonsecure_entry functions.
1591 2016-12-02 Andre Vieira <andre.simoesdiasvieira@arm.com>
1592 Thomas Preud'homme <thomas.preudhomme@arm.com>
1594 * config/arm/arm.c (use_return_insn): Change to return with bxns
1595 when cmse_nonsecure_entry.
1596 (output_return_instruction): Likewise.
1597 (arm_output_function_prologue): Likewise.
1598 (thumb_pop): Likewise.
1599 (thumb_exit): Likewise.
1600 (thumb2_expand_return): Assert that entry functions always have simple
1602 (arm_expand_epilogue): Handle entry functions.
1603 (arm_function_ok_for_sibcall): Disable sibcall for entry functions.
1604 (arm_asm_declare_function_name): New.
1605 * config/arm/arm-protos.h (arm_asm_declare_function_name): New.
1606 * config/arm/elf.h (ASM_DECLARE_FUNCTION_NAME): Redefine to
1607 use arm_asm_declare_function_name.
1609 2016-12-02 Andre Vieira <andre.simoesdiasvieira@arm.com>
1610 Thomas Preud'homme <thomas.preudhomme@arm.com>
1612 * config/arm/arm.c (arm_handle_cmse_nonsecure_entry): New.
1613 (arm_attribute_table): Added cmse_nonsecure_entry
1614 (arm_compute_func_type): Handle cmse_nonsecure_entry.
1615 (cmse_func_args_or_return_in_stack): New.
1616 (arm_handle_cmse_nonsecure_entry): New.
1617 * config/arm/arm.h (ARM_FT_CMSE_ENTRY): New macro define.
1618 (IS_CMSE_ENTRY): Likewise.
1619 * doc/extend.texi (ARM ARMv8-M Security Extensions): New attribute.
1621 2016-12-02 Andre Vieira <andre.simoesdiasvieira@arm.com>
1622 Thomas Preud'homme <thomas.preudhomme@arm.com>
1624 * config.gcc (extra_headers): Added arm_cmse.h.
1625 * config/arm/arm-arches.def (ARM_ARCH):
1626 (armv8-m): Add FL2_CMSE.
1627 (armv8-m.main): Likewise.
1628 (armv8-m.main+dsp): Likewise.
1629 * config/arm/arm-c.c
1630 (arm_cpu_builtins): Added __ARM_FEATURE_CMSE macro.
1631 * config/arm/arm-flags.h: Define FL2_CMSE.
1632 * config/arm.c (arm_arch_cmse): New.
1633 (arm_option_override): New error for unsupported cmse target.
1634 * config/arm/arm.h (arm_arch_cmse): New.
1635 * config/arm/arm.opt (mcmse): New.
1636 * config/arm/arm_cmse.h: New file.
1637 * doc/invoke.texi (ARM Options): Add -mcmse.
1638 * doc/sourcebuild.texi (arm_cmse_ok): Add new effective target.
1639 * doc/extend.texi: Add ARMv8-M Security Extensions entry.
1641 2016-12-02 Georg-Johann Lay <avr@gjlay.de>
1643 * config/avr/avr.c: Fix coding rule glitches.
1645 2016-12-02 Martin Jambor <mjambor@suse.cz>
1647 * hsa.c (hsa_callable_function_p): Return false for artificial
1650 2016-12-02 James Greenhalgh <james.greenhalgh@arm.com>
1652 PR rtl-optimization/78561
1653 * varasm.c (recompute_pool_offsets): New.
1654 (output_constant_pool): Call it.
1656 2016-12-02 James Greenhalgh <james.greenhalgh@arm.com>
1658 PR rtl-optimization/78561
1659 * config/rs6000/rs6000.c (rs6000_reg_live_or_pic_offset_p) Rename
1660 get_pool_size to get_pool_size_upper_bound.
1661 (rs6000_stack_info): Likewise.
1662 (rs6000_emit_prologue): Likewise.
1663 (rs6000_elf_declare_function_name): Likewise.
1664 (rs6000_set_up_by_prologue): Likewise.
1665 (rs6000_can_eliminate): Likewise, reformat spaces to tabs.
1666 * output.h (get_pool_size): Rename to...
1667 (get_pool_size_upper_bound): ...This.
1668 * varasm.c (get_pool_size): Rename to...
1669 (get_pool_size_upper_bound): ...This.
1671 2016-12-02 Bin Cheng <bin.cheng@arm.com>
1673 * match.pd: Add new pattern:
1674 (cond (cmp (convert? x) c1) (op x c2) c3) -> (op (minmax x c1) c2).
1676 2016-12-02 Nathan Sidwell <nathan@acm.org>
1678 * diagnostic.c (diagnostic_report_diagnostic): Remove extraneous
1681 2016-12-02 Aldy Hernandez <aldyh@redhat.com>
1684 * gimple-ssa-warn-alloca.c (alloca_call_type): Handle
1687 2016-12-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1689 * config/s390/s390.c (s390_save_gprs_to_fprs): Fix RTL sharing
1692 2016-12-02 Georg-Johann Lay <avr@gjlay.de>
1694 * config/avr/avr-arch.h (avr_mcu_t) [n_flash]: Remove field.
1695 * config/avr/avr-devices.c (AVR_MCU): Remove N_FLASH macro argument.
1696 * config/avr/avr-mcus.def (AVR_MCU): Remove initializer for n_flash.
1697 * config/avr/avr.c (avr_set_core_architecture) [avr_n_flash]: Use
1698 avr_mcu_types.flash_size to compute default value.
1699 * config/avr/gen-avr-mmcu-specs.c (print_mcu) [cc1_n_flash]: Use
1700 mcu->flash_size to compute value for spec.
1702 2016-12-02 Georg-Johann Lay <avr@gjlay.de>
1704 * doc/invoke.texi (AVR Options) [-mabsdata]: Point to absdata.
1705 * doc/extend.texi (AVR Variable Attributes) [progmem]: Hint
1706 about linker description to avoid progmem altogether.
1707 [absdata]: Point to -mabsdata option.
1709 2016-12-02 Jakub Jelinek <jakub@redhat.com>
1711 PR rtl-optimization/78547
1712 * emit-rtl.c (unshare_all_rtl): Make sure DECL_RTL and
1713 DECL_INCOMING_RTL is not shared.
1714 * config/i386/i386.c (convert_scalars_to_vectors): If any
1715 insns have been converted, adjust all parameter's DEC_RTL and
1716 DECL_INCOMING_RTL back from V1TImode to TImode if the parameters have
1719 PR rtl-optimization/78575
1720 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses): Use
1721 DF infrastructure to wrap all V1TImode reg uses into TImode subreg
1722 if not already wrapped in a subreg. Make sure df_insn_rescan does not
1723 affect further iterations.
1725 2016-12-02 Martin Liska <mliska@suse.cz>
1728 * sreal.c (sreal::to_int): Make absolute value before shifting.
1729 (sreal::operator/): Likewise.
1730 (sreal_verify_negative_division): New test.
1731 (void sreal_c_tests): Call the new test.
1732 * sreal.h (sreal::normalize_up): Use new SREAL_ABS and
1734 (sreal::normalize_down): Likewise.
1736 2016-12-02 Dominik Vogt <vogt@linux.vnet.ibm.com>
1738 * combine.c (combine_simplify_rtx): Suppress replacement of
1739 "(and (reg) (const_int bit))" with "if_then_else".
1741 2016-12-02 Dominik Vogt <vogt@linux.vnet.ibm.com>
1744 * config/s390/s390.md ("extzv")
1745 ("*extzv<mode><clobbercc_or_nocc>")
1746 ("*extzvdi<clobbercc_or_nocc>_lshiftrt")
1747 ("*<risbg_n>_ior_and_sr_ze")
1748 ("*extract1bitdi<clobbercc_or_nocc>")
1749 ("*insv<mode><clobbercc_or_nocc>", "*insv_rnsbg_noshift")
1750 ("*insv_rnsbg_srl", "*insv<mode>_mem_reg")
1751 ("*insvdi_mem_reghigh", "*insvdi_reg_imm"): Use EXTRACT_ARGS_IN_RANGE
1752 to validate the arguments of zero_extract and sign_extract.
1754 2016-12-02 Dominik Vogt <vogt@linux.vnet.ibm.com>
1757 * rtl.h (EXTRACT_ARGS_IN_RANGE): New.
1759 2016-12-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1761 * gcc/config/s390/s390.c (s390_builtin_vectorization_cost): New
1763 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Define target
1766 2016-12-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1768 * config/s390/vector.md (vec_halfhalf): New mode iterator.
1769 ("vec_pack_trunc_<mode>", "vec_pack_ssat_<mode>")
1770 ("vec_pack_usat_<mode>", "vec_unpacks_hi_v16qi")
1771 ("vec_unpacks_low_v16qi", "vec_unpacku_hi_v16qi")
1772 ("vec_unpacku_low_v16qi", "vec_unpacks_hi_v8hi")
1773 ("vec_unpacks_lo_v8hi", "vec_unpacku_hi_v8hi")
1774 ("vec_unpacku_lo_v8hi", "vec_unpacks_hi_v4si")
1775 ("vec_unpacks_lo_v4si", "vec_unpacku_hi_v4si")
1776 ("vec_unpacku_lo_v4si"): New pattern definitions.
1777 * config/s390/vx-builtins.md: Move VI_HW_HSD mode iterator to
1780 2016-12-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1782 * config/s390/s390-protos.h (s390_reverse_condition): New
1784 * config/s390/s390.c (s390_canonicalize_comparison): Fold compares
1786 (s390_reverse_condition): New function.
1787 * config/s390/s390.h (REVERSE_CC_MODE, REVERSE_CONDITION): Define
1790 2016-12-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1792 * config/s390/s390-modes.def (CCVEQANY, CCVH, CCVHANY, CCVHU)
1793 (CCVHUANY): Remove modes.
1794 (CCVIH, CCVIHU, CCVIALL, CCVIANY, CCVFALL, CCVFANY): Add modes and
1796 * config/s390/s390.c (s390_match_ccmode_set): Rename cc modes.
1797 (s390_expand_vec_compare_scalar): Pick one of the cc consumer
1799 (s390_branch_condition_mask): Adjust to use the new cc consumer
1800 modes. The new modes allow for proper reversal in the middle-end.
1801 (s390_expand_vec_compare_cc): Determine the proper cc producer and
1802 consumer modes for a comparison.
1803 * config/s390/s390.md: Rename CCVH to CCVIH and CCVHU to CCVIHU
1804 throughout the file.
1805 * config/s390/vx-builtins.md: Likewise.
1807 2016-12-02 Maxim Ostapenko <m.ostapenko@samsung.com>
1809 * asan.c (asan_global_struct): Refactor.
1810 (create_odr_indicator): New function.
1811 (asan_needs_odr_indicator_p): Likewise.
1812 (is_odr_indicator): Likewise.
1813 (asan_add_global): Introduce odr_indicator_ptr. Pass it into global's
1815 (asan_protect_global): Do not protect odr indicators.
1817 2016-12-01 Jeff Law <law@redhat.com>
1819 * tree-ssa-threadedge.c
1820 (record_temporary_equivalences_from_stmts_at_dest): Avoid temporary
1821 propagation of operands if there are no operands.
1823 2016-12-02 Jakub Jelinek <jakub@redhat.com>
1825 PR tree-optimization/78586
1826 * gimple-ssa-sprintf.c (format_integer): Don't handle NOP_EXPR,
1827 CONVERT_EXPR or COMPONENT_REF here. Formatting fix. For
1828 SSA_NAME_DEF_STMT with NOP_EXPR only change argtype if the rhs1's
1829 type is INTEGER_TYPE or POINTER_TYPE.
1831 2016-12-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
1834 * config/rs6000/vsx.md (vextuhlx): Revise mode of operand 2.
1835 (vextuhrx): Likewise.
1836 (vextuwlx): Likewise.
1837 (vextuwrx): Likewise.
1839 2016-12-01 David Malcolm <dmalcolm@redhat.com>
1841 * dwarf2out.c (dwarf2out_c_finalize): Reset early_dwarf and
1842 early_dwarf_finished.
1844 2016-12-01 Eric Botcazou <ebotcazou@adacore.com>
1845 David S. Miller <davem@davemloft.net>
1847 * config/sparc/sparc.opt (mlra): New target option.
1848 * config/sparc/sparc.c (TARGET_LRA_P): Define to...
1849 (sparc_lra_p): ...this. New function.
1850 (D_MODES, DF_MODES): Add missing cast.
1851 * config/sparc/sparc.md (*movsi_lo_sum, *movsi_high): Do not
1852 provide these insns when flag_pic.
1853 (sethi_di_medlow, losum_di_medlow, seth44, setm44, setl44, sethh,
1854 setlm, sethm, setlo, embmedany_sethi, embmedany_losum,
1855 embmedany_brsum, embmedany_textuhi, embmedany_texthi,
1856 embmedany_textulo, embmedany_textlo): Likewise.
1857 (sethi_di_medlow_embmedany_pic): Provide it only with flag_pic.
1859 2016-12-01 David Edelsohn <dje.gcc@gmail.com>
1863 * dbxout.c (dbxout_type_fields): Skip TEMPLATE_DECLs.
1865 2016-12-01 Richard Biener <rguenther@suse.de>
1866 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1868 * vec.h (vec<T, A, vl_embed>::quick_grow_cleared): Guard call to
1869 memset if len-oldlen != 0.
1870 (vec<T, va_heap, vl_ptr>::safe_grow_cleared): Likewise.
1872 2016-12-01 Uros Bizjak <ubizjak@gmail.com>
1874 * config/i386/i386.md (*andndi3_doubleword): Depend on TARGET_SSE2.
1876 2016-12-01 Georg-Johann Lay <avr@gjlay.de>
1878 * config/avr/avr.c: Fix coding rule glitches.
1880 2016-12-01 Markus Trippelsdorf <markus@trippelsdorf.de>
1882 PR tree-optimization/78598
1883 * tree-ssa-loop-prefetch.c (ddown): Cast to signed to avoid
1886 2016-12-01 Markus Trippelsdorf <markus@trippelsdorf.de>
1888 PR rtl-optimization/78596
1889 * combine.c (simplify_comparison): Cast to unsigned to avoid
1890 left shifting of negative value.
1892 2016-12-01 Matthias Klose <doko@ubuntu.com>
1894 * doc/install.texi: Don't use pkg-config to check for bdw-gc.
1896 2016-12-01 Richard Biener <rguenther@suse.de>
1898 * tree-ssa-alias.c (indirect_refs_may_alias_p): Do not
1899 treat arrays with same type as objects that cannot overlap.
1901 2016-12-01 Georg-Johann Lay <avr@gjlay.de>
1903 * config/avr/avr.c (avr_print_operand): Use SYMBOL_REF_P if possible.
1904 (avr_handle_addr_attribute, avr_asm_output_aligned_decl_common)
1905 (avr_asm_asm_output_aligned_bss, avr_addr_space_convert): Dito.
1907 2016-12-01 Jakub Jelinek <jakub@redhat.com>
1910 * dwarf2out.c (loc_descr_plus_const): For negative offset use
1911 uint_loc_descriptor instead of int_loc_descriptor and perform negation
1912 in unsigned HOST_WIDE_INT type.
1913 (scompare_loc_descriptor): Shift UINTVAL left instead of INTVAL.
1916 * config/rs6000/rs6000.c (rs6000_frame_related): Call
1917 set_used_flags (pat) before any simplifications. Clear used flag on
1918 PARALLEL copy. Don't guard add_reg_note call. Call
1919 copy_rtx_if_shared on pat before storing it into
1920 REG_FRAME_RELATED_EXPR.
1922 2016-12-01 Alan Modra <amodra@gmail.com>
1924 * gcc/config/rs6000/rs6000.c (insn_is_swappable_p): Properly
1925 look inside UNSPEC_VSX_XXSPLTW vec.
1927 2016-12-01 Segher Boessenkool <segher@kernel.crashing.org>
1929 PR rtl-optimization/78607
1930 * combine.c (try_combine): Emit a barrier after a unconditional trap.
1932 2016-11-30 Michael Meissner <meissner@linux.vnet.ibm.com>
1935 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): If the
1936 element is not a constant or in a register, force it to a
1940 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Force value
1941 that will be set to a vector element to be in a register.
1942 * config/rs6000/vsx.md (vsx_set_<mode>_p9): Fix thinko that used
1943 the wrong multiplier to convert the element number to a byte
1946 2016-11-30 Vladimir Makarov <vmakarov@redhat.com>
1948 PR tree-optimization/77856
1949 * lra-constraints.c (inherit_in_ebb): Check original regno for
1950 invalid invariant regs too. Set only clobbered hard regs for the
1951 invalid invariant regs.
1953 2016-11-30 Pitchumani Sivanupandi <pitchumani.sivanupandi@microchip.com>
1955 Commit files forgotten in r242966.
1957 * config/avr/avr-arch.h (avr_mcu_t) [flash_size]: New member.
1958 * config/avr/avr-devices.c (avr_mcu_types): Add flash size info.
1959 * config/avr/gen-avr-mmcu-specs.c (print_mcu): Remove hard-coded
1960 prefix check to find wrap-around value, instead use MCU flash size.
1961 For 8k flash devices, update link_pmem_wrap spec string to
1962 add --pmem-wrap-around=8k.
1963 * config/avr/specs.h (LINK_RELAX_SPEC): Move link_pmem_wrap from
1965 (LINK_SPEC): ...to here.
1967 2016-11-30 David Malcolm <dmalcolm@redhat.com>
1970 * selftest.c (selftest::assert_strndup_eq): New function.
1971 (selftest::test_strndup): New function.
1972 (selftest::test_libiberty): New function.
1973 (selftest::selftest_c_tests): Call test_libiberty.
1975 2016-11-30 Segher Boessenkool <segher@kernel.crashing.org>
1977 PR rtl-optimization/78610
1978 * ira.c (combine_and_move_insns): Don't substitute into TRAP_IF
1981 2016-11-30 Bin Cheng <bin.cheng@arm.com>
1983 PR tree-optimization/78574
1984 * tree-ssa-loop-ivopts.c (find_deriving_biv_for_expr): Skip loop
1985 header PHI that doesn't define biv.
1987 2016-11-30 Jakub Jelinek <jakub@redhat.com>
1989 * emit-rtl.c (verify_insn_sharing): Call verify_rtx_sharing instead of
1992 * config/i386/i386.c (dimode_scalar_chain::convert_op): Avoid
1993 sharing the SUBREG rtx between move and following insn.
1995 * ira.c (ira_update_equiv_info_by_shuffle_insn): Use copy_rtx
1996 for REG_EQUIV argument.
1998 2016-11-30 Thomas Preud'homme <thomas.preudhomme@arm.com>
2000 * config/arm/t-rmprofile: Add mappings for Cortex-M23 and Cortex-M33.
2002 2016-11-30 Markus Trippelsdorf <markus@trippelsdorf.de>
2005 * real.c (real_hash): Add cast to avoid left
2006 shifting of negative values.
2008 2016-11-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2011 * config/aarch64/aarch64.md (add<mode>3): Extract inner expression
2012 from a subreg in operands[1] and don't call REGNO on a non-reg
2013 expression when deciding to force operands[2] into a reg.
2015 2016-11-30 Claudiu Zissulescu <claziss@synopsys.com>
2016 Andrew Burgess <andrew.burgess@embecosm.com>
2018 * config/arc/arc-protos.h (arc_store_addr_hazard_p): Declare.
2019 * config/arc/arc.c (arc_store_addr_hazard_p): New function.
2020 (workaround_arc_anomaly): Call arc_store_addr_hazard_p for ARC700.
2021 * config/arc/arc700.md: Add define_bypass for store/load.
2023 2016-11-30 Martin Liska <mliska@suse.cz>
2025 * cgraph.c (symbol_table::initialize): Initialize
2026 ipa_clones_dump_file.
2027 (cgraph_node::remove): Report to ipa_clones_dump_file.
2028 * cgraph.h: Add new argument (suffix) to cloning methods.
2029 * cgraphclones.c (dump_callgraph_transformation): New function.
2030 (cgraph_node::create_clone): New argument.
2031 (cgraph_node::create_virtual_clone): Likewise.
2032 (cgraph_node::create_version_clone): Likewise.
2033 * dumpfile.c: Add .ipa-clones dump file.
2034 * dumpfile.h (enum tree_dump_index): Add TDI_clones
2035 * ipa-inline-transform.c (clone_inlined_nodes): Report operation
2036 to dump_callgraph_transformation.
2038 2016-11-30 Martin Liska <mliska@suse.cz>
2041 * asan.c (asan_expand_mark_ifn): Properly
2042 select a VAR_DECL from FRAME.* component reference.
2044 2016-11-30 Segher Boessenkool <segher@kernel.crashing.org>
2046 PR rtl-optimization/78583
2047 * simplify-rtx.c (simplify_truncation): Add check missing from the
2050 2016-11-30 Segher Boessenkool <segher@kernel.crashing.org>
2052 PR rtl-optimization/78590
2053 * combine.c (change_zero_ext): Transform zero_extend of subregs only
2054 if the subreg_reg is a scalar integer mode.
2056 2016-11-30 Jakub Jelinek <jakub@redhat.com>
2058 PR tree-optimization/78586
2059 * gimple-ssa-sprintf.c (format_integer): Use TYPE_MAX_VALUE or
2060 TYPE_MIN_VALUE or build_all_ones_cst instead of folding LSHIFT_EXPR.
2061 Don't build_int_cst min/max twice. Formatting fix.
2063 2016-11-30 Markus Trippelsdorf <markus@trippelsdorf.de>
2065 PR rtl-optimization/78588
2066 * combine.c (if_then_else_cond): Also guard against BLKmode.
2067 * rtlanal.c (num_sign_bit_copies1): Add assert.
2069 2016-11-29 Jeff Law <law@redhat.com>
2071 * common/config/arc/arc-common.c (arc_handle_option): Remove unused
2074 * lra-constraints.c (check_and_process_move): Constrain the
2075 range of DCLASS and SCLASS to avoid false positive out of bounds
2076 array index warning.
2078 2016-11-29 David Malcolm <dmalcolm@redhat.com>
2080 * doc/install.texi (--with-target-bdw-gc): Remove stray '@'.
2082 2016-11-29 David Malcolm <dmalcolm@redhat.com>
2084 PR preprocessor/78569
2085 * input.c (get_substring_ranges_for_loc): Fail gracefully if
2086 line directives were present.
2088 2016-11-30 Matthias Klose <doko@ubuntu.com>
2090 * doc/install.texi: Document configure options --enable-objc-gc
2091 and --with-target-bdw-gc.
2093 2016-11-29 Michael Meissner <meissner@linux.vnet.ibm.com>
2096 * config/rs6000/rs6000.md (mov<mode>_internal, QHI iterator): Add
2097 'x' to stxsi<wd>x print pattern, so that QImode and HImode values
2098 residing in traditional altivec registers can be stored
2101 2016-11-29 Max Filippov <jcmvbkbc@gmail.com>
2104 * config/xtensa/xtensa.c (hwloop_optimize): Don't emit zero
2105 overhead loop start between a call and its CALL_ARG_LOCATION
2108 2016-11-29 Waldemar Brodkorb <wbx@openadk.org>
2110 * config/bfin/linux.h (CPP_SPEC): Define.
2112 2016-11-29 Martin Sebor <msebor@redhat.com>
2114 PR tree-optimization/78512
2115 * config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Remove.
2116 * config/rs6000/linux.h: Same.
2117 * config/rs6000/linux64.h: Same.
2118 * config/sol2.h: Same.
2119 * config/sol2.c (solaris_printf_pointer_format): Remove.
2120 * doc/tm.texi.in (TARGET_PRINTF_POINTER_FORMAT): Remove.
2121 * doc/tm.texi: Regenerate.
2122 * gimple-ssa-sprintf.c (format_pointer): Rempove.
2123 (pass_sprintf_length::compute_format_length): Return bool.
2124 (pass_sprintf_length::handle_gimple_call): Adjust.
2125 * target.def (printf_pointer_format): Remove.
2126 * targhooks.c (default_printf_pointer_format): Remove.
2127 (linux_printf_pointer_format): Same.
2128 * targhooks.h (default_printf_pointer_format): Remove.
2129 (linux_printf_pointer_format, solaris_printf_pointer_format): Same.
2131 2016-11-29 Uros Bizjak <ubizjak@gmail.com>
2133 * config/i386/sse.md (UNSPEC_MASKOP): Move from i386.md.
2135 (SWI1248_AVX512BWDQ): Ditto.
2136 (SWI1248_AVX512BW): Ditto.
2137 (k<any_logic:code><mode>): Ditto.
2138 (kandn<mode>): Ditto.
2139 (kxnor<mode>): Ditto.
2140 (knot<mode>): Ditto.
2141 (*k<any_lshift:code><mode>): Ditto.
2142 (kortestzhi, kortestchi): Ditto.
2143 (kunpckhi, kunpcksi, kunpckdi): Ditto.
2145 2016-11-29 Andrew Pinski <apinski@cavium.com>
2147 * tree-vrp.c (simplify_stmt_using_ranges): Use boolean_type_node
2150 2016-11-29 Chen Gang <gang.chen.5i5j@gmail.com>
2153 * config/tilegx/tilegx.c (tilegx_function_profiler): Save r10
2154 to stack before call mcount.
2155 (tilegx_can_use_return_insn_p): Clean up code.
2157 2016-11-29 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
2159 * config/avr/avr-mcu.def: (avr_mcu_types): Add flash size info.
2161 2016-11-29 David Malcolm <dmalcolm@redhat.com>
2167 * spellcheck.c (selftest::test_find_closest_string): Verify that
2168 we don't offer the goal string as a suggestion.
2169 * spellcheck.h (best_match::get_best_meaningful_candidate): Don't
2170 offer the goal string as a suggestion.
2173 2016-11-29 Claudiu Zissulescu <claziss@synopsys.com>
2175 * config/arc/arc.c (arc_override_options): Avoid selection of
2176 compact casesi for ARCv2.
2178 2016-11-29 Richard Biener <rguenther@suse.de>
2180 * tree-cfg.c (lower_phi_internal_fn): Do not look for further
2181 PHIs after a regular stmt.
2182 (stmt_starts_bb_p): PHIs not preceeded by a PHI or a label
2185 2016-11-29 Martin Liska <mliska@suse.cz>
2187 PR gcov-profile/78582
2188 * tree-profile.c (gimple_gen_time_profiler): Make one extra BB
2189 to prevent PHI argument clash.
2191 2016-11-29 Claudiu Zissulescu <claziss@synopsys.com>
2193 * config/arc/arc.opt (marclinux): Fix typo.
2194 (marclinux_prof): Likewise.
2196 2016-11-29 Jiong Wang <jiong.wang@arm.com>
2198 * target.def (stack_protect_runtime_enabled_p): New.
2199 * function.c (expand_function_end): Guard stack_protect_epilogue with
2200 targetm.stack_protect_runtime_enabled_p.
2201 * cfgexpand.c (pass_expand::execute): Likewise.
2202 * calls.c (expand_call): Likewise.
2203 * doc/tm.texi.in (TARGET_STACK_PROTECT_RUNTIME_ENABLED_P): Add it.
2204 * doc/tm.texi: Regenerate.
2206 2016-11-29 Richard Biener <rguenther@suse.de>
2209 * match.pd: Add CST1 - (CST2 - A) -> CST3 + A missing case.
2211 2016-11-29 Janus Weil <janus@gcc.gnu.org>
2213 * doc/contrib.texi: Add a few missing gfortran contributors.
2215 2016-11-29 Segher Boessenkool <segher@kernel.crashing.org>
2217 * combine.c (change_zero_ext): Also handle extends from a subreg
2218 to a mode bigger than that of the operand of the subreg.
2220 2016-11-29 Segher Boessenkool <segher@kernel.crashing.org>
2223 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Emit the
2224 stack_restore_tie insn instead of stack_tie, for the SVR4 and
2226 * config/rs6000/rs6000.md (stack_restore_tie): New define_insn.
2228 2016-11-28 Segher Boessenkool <segher@kernel.crashing.org>
2230 * shrink-wrap.c (init_separate_shrink_wrap): Do not clear
2231 head_components and tail_components.
2232 (spread_components): New algorithm.
2233 (emit_common_tails_for_components): Clear head_components and
2235 (insert_prologue_epilogue_for_components): Write extra output to the
2236 dump file for sibcalls and abnormal exits.
2238 2016-11-28 Segher Boessenkool <segher@kernel.crashing.org>
2240 PR rtl-optimization/78342
2241 * combine.c: Include "cfghooks.h".
2242 (try_combine): If we create an unconditional trap, break the basic
2243 block in two just after it, and remove the edge between; also, set
2244 the *new_direct_jump_p flag so that cleanup_cfg is run.
2246 2016-11-28 Segher Boessenkool <segher@kernel.crashing.org>
2248 * simplify-rtx.c (simplify_truncation): Handle truncate of zero_extract
2251 2016-11-28 Uros Bizjak <ubizjak@gmail.com>
2253 * config/i386/i386.md (*and<mode>_1): Merge insn pattern from
2254 *andsi_1 and *andhi_1 using SWI24 mode iterator. Use multi-line
2255 output template string.
2256 (*anddi_1): Use multi-line output template string.
2259 2016-11-28 Jakub Jelinek <jakub@redhat.com>
2262 * rtl.h (remove_reg_equal_equiv_notes): Return bool instead of void.
2263 * rtlanal.c (remove_reg_equal_equiv_notes): Return true if any
2264 note has been removed.
2265 * postreload.c (reload_combine_recognize_pattern): If
2266 remove_reg_equal_equiv_notes returns true, call df_notes_rescan.
2268 2016-11-28 Martin Sebor <msebor@redhat.com>
2271 * gimple-ssa-sprintf.c (target_max_value): Remove.
2272 (target_int_max, target_size_max): Use TYPE_MAX_VALUE.
2273 (get_width_and_precision): New function.
2274 (format_integer, format_floating, get_string_length, format_string):
2275 Correct handling of width and precision with unknown value.
2276 (format_directive): Add warning.
2277 (pass_sprintf_length::compute_format_length): Allow for precision
2278 to consist of a sole period with no asterisk or digits after it.
2280 2016-11-28 Jakub Jelinek <jakub@redhat.com>
2282 PR rtl-optimization/78546
2283 * simplify-rtx.c (neg_const_int): When negating most negative
2284 number in mode wider than HOST_BITS_PER_WIDE_INT, use
2285 simplify_const_unary_operation to produce CONST_DOUBLE or
2287 (simplify_plus_minus): Handle the case where neg_const_int
2288 doesn't return a CONST_INT.
2290 2016-11-28 Markus Trippelsdorf <markus@trippelsdorf.de>
2293 * config/rs6000/rs6000.c (vspltis_constant): Add casts to avoid
2294 left shifting of negative values.
2296 2016-11-28 Jakub Jelinek <jakub@redhat.com>
2299 * tree-nested.c (convert_local_reference_stmt): After adding
2300 shared (FRAME.NN) clause to omp parallel, task or target,
2301 add it also to all outer omp parallel, task or target constructs.
2303 2016-11-28 Uros Bizjak <ubizjak@gmail.com>
2305 * config/i386/i386.md (UNSPEC_KMASKOP): New.
2306 (UNSPEC_KMOV): Remove.
2307 (kmovw): Expand to plain HImode move.
2308 (k<any_logic:code><mode>): Rename from *k<logic><mode>. Use
2309 register_operand predicates. Tag pattern with UNSPEC_KMASKOP.
2310 Remove corresponding clobber-removing splitter.
2311 (*anddi_1): Remove mask register alternatives.
2315 (*<any_or:code><mode>_1): Ditto.
2316 (*<any_or:code>qi_1): Ditto.
2317 (kandn<mode>): Use SWI1248_AVX512BW mode iterator. Remove
2318 general register alternatives. Tag pattern with UNSPEC_KMASKOP.
2319 Remove corresponding splitter to operation with general registers.
2320 (*andn<SWI38:mode>): Rename from *bmi_andn_<mode>.
2321 (*andn<SWI12:mode>): New pattern.
2322 (*kxnor<mode>): Remove general register alternatives. Tag pattern
2323 with UNSPEC_KMASKOP. Remove corresponding splitter to operation
2324 with general registers.
2325 (knot<mode>): New insn pattern.
2326 (*one_cmpl<mode>2_1): Remove mask register alternatives.
2327 (one_cmplqi2_1): Ditto.
2328 (*k<any_lshift:code><mode>): Rename from *k<mshift><mode>3.
2329 Tag pattern with UNSPEC_KMASKOP. Add mode attribute.
2330 * config/i386/predicates.md (mask_reg_operand): Remove predicate.
2331 * config/i386/sse.md (vec_unpacks_hi_hi): Update pattern
2332 to generate kmaskop shift.
2333 (vec_unpacks_hi_<mode>): Ditto.
2334 * config/i386/i386-builtin.def (__builtin_ia32_kandhi):
2335 Use CODE_FOR_kandhi.
2336 (__builtin_ia32_knothi): Use CODE_FOR_knothi.
2337 (__builtin_ia32_korhi): Use CODE_FOR_kiorhi.
2338 (__builtin_ia32_kxorhi): Use CODE_FOR_kxorhi.
2340 2016-11-28 Richard Biener <rguenther@suse.de>
2342 * tree-vrp.c (vrp_visit_assignment_or_call): Handle simplifications
2343 to SSA names via extract_range_from_ssa_name if allowed.
2345 2016-11-28 Richard Biener <rguenther@suse.de>
2347 PR tree-optimization/78542
2348 * tree-ssa-ccp.c (evaluate_stmt): Only valueize simplification
2351 2016-11-28 Paolo Bonzini <bonzini@gnu.org>
2353 * combine.c (simplify_if_then_else): Simplify IF_THEN_ELSE that
2354 isolates a single bit, even if the condition involves subregs.
2356 2016-11-28 Tamar Christina <tamar.christina@arm.com>
2358 * config/aarch64/aarch64-simd-builtins.def
2359 (BSL_P): Added di and v2di mode.
2360 * config/aarch64/arm_neon.h
2361 (vsriq_n_p64, vsri_n_p64): Added poly type.
2362 (vextq_p64, vext_p64): Likewise.
2363 (vceq_p64, vbslq_p64, vbsl_p64): Likewise.
2365 2016-11-28 Tamar Christina <tamar.christina@arm.com>
2367 * config/aarch64/aarch64-builtins.c (TYPES_SETREGP): Added poly type.
2368 (TYPES_GETREGP): Likewise.
2369 (TYPES_SHIFTINSERTP): Likewise.
2370 (TYPES_COMBINEP): Likewise.
2371 (TYPES_STORE1P): Likewise.
2372 * config/aarch64/aarch64-simd-builtins.def
2373 (combine): Added poly generator.
2374 (get_dregoi): Likewise.
2375 (get_dregci): Likewise.
2376 (get_dregxi): Likewise.
2380 * config/aarch64/arm_neon.h
2381 (poly64x1x2_t, poly64x1x3_t): New.
2382 (poly64x1x4_t, poly64x2x2_t): Likewise.
2383 (poly64x2x3_t, poly64x2x4_t): Likewise.
2384 (poly64x1_t): Likewise.
2385 (vcreate_p64, vcombine_p64): Likewise.
2386 (vdup_n_p64, vdupq_n_p64): Likewise.
2387 (vld2_p64, vld2q_p64): Likewise.
2388 (vld3_p64, vld3q_p64): Likewise.
2389 (vld4_p64, vld4q_p64): Likewise.
2390 (vld2_dup_p64, vld3_dup_p64): Likewise.
2391 (vld4_dup_p64, vsli_n_p64): Likewise.
2392 (vsliq_n_p64, vst1_p64): Likewise.
2393 (vst1q_p64, vst2_p64): Likewise.
2394 (vst3_p64, vst4_p64): Likewise.
2395 (__aarch64_vdup_lane_p64, __aarch64_vdup_laneq_p64): Likewise.
2396 (__aarch64_vdupq_lane_p64, __aarch64_vdupq_laneq_p64): Likewise.
2397 (vget_lane_p64, vgetq_lane_p64): Likewise.
2398 (vreinterpret_p8_p64, vreinterpretq_p8_p64): Likewise.
2399 (vreinterpret_p16_p64, vreinterpretq_p16_p64): Likewise.
2400 (vreinterpret_p64_f16, vreinterpret_p64_f64): Likewise.
2401 (vreinterpret_p64_s8, vreinterpret_p64_s16): Likewise.
2402 (vreinterpret_p64_s32, vreinterpret_p64_s64): Likewise.
2403 (vreinterpret_p64_f32, vreinterpret_p64_u8): Likewise.
2404 (vreinterpret_p64_u16, vreinterpret_p64_u32): Likewise.
2405 (vreinterpret_p64_u64, vreinterpret_p64_p8): Likewise.
2406 (vreinterpretq_p64_f64, vreinterpretq_p64_s8): Likewise.
2407 (vreinterpretq_p64_s16, vreinterpretq_p64_s32): Likewise.
2408 (vreinterpretq_p64_s64, vreinterpretq_p64_f16): Likewise.
2409 (vreinterpretq_p64_f32, vreinterpretq_p64_u8): Likewise.
2410 (vreinterpretq_p64_u16, vreinterpretq_p64_u32): Likewise.
2411 (vreinterpretq_p64_u64, vreinterpretq_p64_p8): Likewise.
2412 (vreinterpret_f16_p64, vreinterpretq_f16_p64): Likewise.
2413 (vreinterpret_f32_p64, vreinterpretq_f32_p64): Likewise.
2414 (vreinterpret_f64_p64, vreinterpretq_f64_p64): Likewise.
2415 (vreinterpret_s64_p64, vreinterpretq_s64_p64): Likewise.
2416 (vreinterpret_u64_p64, vreinterpretq_u64_p64): Likewise.
2417 (vreinterpret_s8_p64, vreinterpretq_s8_p64): Likewise.
2418 (vreinterpret_s16_p64, vreinterpret_s32_p64): Likewise.
2419 (vreinterpretq_s32_p64, vreinterpret_u8_p64): Likewise.
2420 (vreinterpret_u16_p64, vreinterpretq_u16_p64): Likewise.
2421 (vreinterpret_u32_p64, vreinterpretq_u32_p64): Likewise.
2422 (vset_lane_p64, vsetq_lane_p64): Likewise.
2423 (vget_low_p64, vget_high_p64): Likewise.
2424 (vcombine_p64, vst2_lane_p64): Likewise.
2425 (vst3_lane_p64, vst4_lane_p64): Likewise.
2426 (vst2q_lane_p64, vst3q_lane_p64): Likewise.
2427 (vst4q_lane_p64, vget_lane_p64): Likewise.
2428 (vget_laneq_p64, vset_lane_p64): Likewise.
2429 (vset_laneq_p64, vcopy_lane_p64): Likewise.
2430 (vcopy_laneq_p64, vdup_n_p64): Likewise.
2431 (vdupq_n_p64, vdup_lane_p64): Likewise.
2432 (vdup_laneq_p64, vld1_p64): Likewise.
2433 (vld1q_p64, vld1_dup_p64): Likewise.
2434 (vld1q_dup_p64, vld1q_dup_p64): Likewise.
2435 (vmov_n_p64, vmovq_n_p64): Likewise.
2436 (vst3q_p64, vst4q_p64): Likewise.
2437 (vld1_lane_p64, vld1q_lane_p64): Likewise.
2438 (vst1_lane_p64, vst1q_lane_p64): Likewise.
2439 (vcopy_laneq_p64, vcopyq_laneq_p64): Likewise.
2440 (vdupq_laneq_p64): Likewise.
2442 2016-11-28 Tamar Christina <tamar.christina@arm.com>
2444 * config/arm/arm_neon.h (vget_lane_p64): New.
2446 2016-11-28 Iain Sandoe <iain@codesourcery.com>
2449 * configure.ac (with_ld64): Use portable method to extract the
2450 major part of the version number.
2451 * configure: Regenerated.
2453 2016-11-28 Jakub Jelinek <jakub@redhat.com>
2455 * gimple-ssa-sprintf.c (build_intmax_type_nodes): Look at
2456 UINTMAX_TYPE rather than SIZE_TYPE. Add gcc_unreachable if
2457 intmax_t couldn't be determined.
2458 (format_integer): Make {,u}intmax_type_node no longer static,
2459 initialize them only when needed. For z and t use
2460 signed_or_unsigned_type_for instead of assuming size_t and
2461 ptrdiff_t have the same precision.
2464 * ipa-icf.h (sem_item_optimizer): Add m_classes_vec member.
2465 * ipa-icf.c (sem_item_optimizer::sem_item_optimizer): Initialize it.
2466 (sem_item_optimizer::~sem_item_optimizer): Traverse m_classes_vec
2467 vector instead of traversing m_classes hash table. Release
2469 (sem_item_optimizer::read_section, sem_item_optimizer::add_class):
2471 (sem_item_optimizer::get_group_by_hash): When inserting a new group,
2472 add it also to m_classes_vec vector.
2473 (sem_item_optimizer::remove_symtab_node,
2474 sem_item_optimizer::build_hash_based_classes,
2475 sem_item_optimizer::parse_nonsingleton_classes): Formatting fixes.
2476 (sem_item_optimizer::subdivide_classes_by_equality,
2477 sem_item_optimizer::subdivide_classes_by_sensitive_refs,
2478 sem_item_optimizer::verify_classes): Traverse m_classes_vec vector
2479 instead of traversing m_classes hash table. Formatting fixes.
2480 (sem_item_optimizer::traverse_congruence_split,
2481 sem_item_optimizer::do_congruence_step_for_index,
2482 sem_item_optimizer::do_congruence_step): Formatting fixes.
2483 (sem_item_optimizer::process_cong_reduction): Traverse m_classes_vec
2484 vector instead of traversing m_classes hash table.
2485 (sem_item_optimizer::dump_cong_classes): Likewise. Formatting fixes.
2486 (sem_item_optimizer::merge_classes): Traverse m_classes_vec vector
2487 instead of traversing m_classes hash table.
2489 2016-11-28 Georg-Johann Lay <avr@gjlay.de>
2491 * config/avr/avr.c (out_movhi_r_mr) [REG_X + PLUS]: Only SBIW if
2492 X is not unused after.
2494 2016-11-28 Bernd Schmidt <bschmidt@redhat.com>
2496 PR rtl-optimization/78120
2497 * rtlanal.c (insn_rtx_cost): Revert previous change.
2499 2016-11-28 Georg-Johann Lay <avr@gjlay.de>
2502 * config/avr/avr.md (SPLIT34): New mode iterator.
2503 (bitop): New code iterator.
2504 (*iorhi3.ashift8-*). New insn-and-split patterns.
2505 (*movhi): Post-reload split reg = 0.
2506 [!MOVW]: Post-reload split reg = reg.
2507 (*mov<mode>) [SI,SF,PSI,SQ,USQ,SA,USA]: Post-reload split reg = reg.
2508 (andhi3, andpsi3, andsi3): Post-reload split reg-reg operations.
2509 (iorhi3, iorpsi3, iorsi3): Same.
2510 (xorhi3, xorpsi3, xorsi3): Same.
2511 * config/avr/avr.c (avr_rtx_costs_1) [IOR && HImode]: Adjust rtx
2512 costs to *iorhi3.ashift8-* patterns.
2514 2016-11-27 Iain Sandoe <iain@codesourcery.com>
2515 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2518 * config.in: Regenerate
2519 * config/darwin-driver.c (darwin_driver_init): Emit a version string
2521 * config/darwin.h(ASM_MMACOSX_VERSION_MIN_SPEC): New, new tests.
2522 * config/darwin.opt(asm_macosx_version_min): New.
2523 * config/i386/darwin.h: Handle ASM_MMACOSX_VERSION_MIN_SPEC.
2524 * configure: Regenerate
2525 * configure.ac: Check for mmacosx-version-min handling.
2527 2016-11-27 Iain Sandoe <iain@codesourcery.com>
2530 * config/i386/i386.c (ix86_code_end): Note that we emitted code
2531 where the function might otherwise appear empty for picbase thunks.
2532 (ix86_output_function_epilogue): If we find a zero-sized function
2533 assume that reaching it is UB and trap. If we find a trailing label
2535 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): If we
2536 find a zero-sized function assume that reaching it is UB and trap.
2537 If we find a trailing label, append a nop.
2539 2016-11-27 Iain Sandoe <iain@codesourcery.com>
2542 * config/darwin-sections.def (picbase_thunk_section): New.
2543 * config/darwin.c (darwin_init_sections): Set up picbase thunk
2544 section. (darwin_rodata_section, darwin_objc2_section,
2545 machopic_select_section, darwin_asm_declare_constant_name,
2546 darwin_emit_weak_or_comdat, darwin_function_section): Don’t use
2547 coalesced with newer linkers.
2548 (darwin_override_options): Decide on usage of coalesed sections
2549 on the basis of the target linker version.
2550 * config/darwin.h (MIN_LD64_NO_COAL_SECTS): New.
2551 * config/darwin.opt (mtarget-linker): New.
2552 * config/i386/i386.c (ix86_code_end): Do not force the thunks into
2553 a coalesced section, instead use a thunks section.
2555 2016-11-27 Iain Sandoe <iain@codesourcery.com>
2558 * configure.ac (with-ld64): New var, set for Darwin, set on
2559 detection of ld64, gcc_cv_ld64_export_dynamic: New, New test.
2560 * config/darwin.h: Use LD64_HAS_DYNAMIC export. DEF_LD64: New, define.
2561 * config/darwin10.h(DEF_LD64): Update for this target version.
2562 * config/darwin12.h(LINK_GCC_C_SEQUENCE_SPEC): Remove rdynamic test.
2563 (DEF_LD64): Update for this target version.
2564 * configure: Regenerated.
2565 * config.in: Regenerated.
2567 2016-11-27 Iain Sandoe <iain@codesourcery.com>
2570 * config/darwin.c (imachopic_indirection_name): Make data
2571 section indirections linker-visible.
2572 * config/darwin.h (ASM_GENERATE_INTERNAL_LABEL): Make local
2573 constant labels linker-visible.
2575 2016-11-26 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
2577 * tree.c (build_common_tree_nodes): Initialize ptrdiff_type_node.
2578 (free_lang_data): Remove assignment to ptrdiff_type_node.
2580 2016-11-25 Jakub Jelinek <jakub@redhat.com>
2582 PR rtl-optimization/78526
2583 * simplify-rtx.c (simplify_immed_subreg): Don't use wi::extract_uhwi
2584 beyond val's precision.
2586 PR rtl-optimization/78527
2587 * combine.c (make_compound_operation_int): Ignore LSHIFTRT with
2588 out of bounds shift count.
2590 2016-11-25 Martin Liska <mliska@suse.cz>
2593 * doc/invoke.texi (-fprofile-use): Fix reference to a section
2594 where -fprofile-generate is documented.
2596 2016-11-25 Martin Liska <mliska@suse.cz>
2598 PR gcov-profile/78086
2599 * coverage.c (build_init_ctor): Don't use priority {cd}tors if
2600 not supported by a target. Set priority to 100 if possible.
2601 (build_gcov_exit_decl): Likewise.
2603 2016-11-25 Richard Biener <rguenther@suse.de>
2606 * ipa-prop.c (compute_complex_assign_jump_func): Properly identify
2607 unary, binary and single RHSs.
2608 * tree.def (BIT_INSERT_EXPR): Adjust tree code name.
2610 2016-11-25 Bin Cheng <bin.cheng@arm.com>
2615 * match.pd ((cond (cmp (convert1? @1) @3) (convert2? @1) @2)): Use
2616 cmp directly, rather than cmp_code. Initialize code to ERROR_MARK
2617 and set it to result code if transformation is valid. Use code EQ
2618 directly in last simplification case.
2620 2016-11-25 Richard Biener <rguenther@suse.de>
2622 * gimple-fold.c (fold_stmt_1): Check may_propagate_copy
2623 before valueizing return stmts.
2625 2016-11-24 Richard Biener <rguenther@suse.de>
2627 PR tree-optimization/78343
2628 * passes.def: Add CD-DCE pass after loop splitting.
2629 * tree-ssa-dce.c (find_obviously_necessary_stmts): Move
2630 SCEV init/finalize ...
2631 (perform_tree_ssa_dce): ... here. Deal with being
2632 executed inside the loop pipeline in aggressive mode.
2634 2016-11-25 Thomas Preud'homme <thomas.preudhomme@arm.com>
2636 * tree-ssa-math-opts.c (struct symbolic_number): Improve comment.
2638 2016-11-25 Thomas Preud'homme <thomas.preudhomme@arm.com>
2640 PR tree-optimization/77673
2641 * tree-ssa-math-opts.c (struct symbolic_number): Add new src field.
2642 (init_symbolic_number): Initialize src field from src parameter.
2643 (perform_symbolic_merge): Select most dominated statement as the
2644 source statement. Set src field of resulting n structure from the
2645 input src with the lowest address.
2646 (find_bswap_or_nop): Rename source_stmt into ins_stmt.
2647 (bswap_replace): Rename src_stmt into ins_stmt. Initially get source
2648 of load from src field rather than insertion statement. Cancel
2649 optimization if statement analyzed is not dominated by the insertion
2651 (pass_optimize_bswap::execute): Rename src_stmt to ins_stmt. Compute
2652 dominance information.
2654 2016-11-25 Eric Botcazou <ebotcazou@adacore.com>
2657 * config/mips/mips.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define.
2659 2016-11-25 Martin Jambor <mjambor@suse.cz>
2661 PR tree-optimization/70965
2662 * passes.def (pass_build_ssa_passes): Add pass_rebuild_cgraph_edges.
2664 2016-11-24 James Greenahlgh <james.greenhalgh@arm.com>
2667 * config/i386/i386.c (i386_excess_precision): Do not return
2668 FLT_EVAL_METHOD_UNPREDICTABLE when "type" is
2669 EXCESS_PRECISION_TYPE_STANDARD.
2670 * target.def (excess_precision): Document that targets should
2671 not return FLT_EVAL_METHOD_UNPREDICTABLE when "type" is
2672 EXCESS_PRECISION_TYPE_STANDARD or EXCESS_PRECISION_TYPE_FAST.
2673 Fix typo in first sentence.
2674 * doc/tm.texi: Regenerate.
2676 2016-11-25 Richard Biener <rguenther@suse.de>
2678 PR tree-optimization/78396
2679 * tree-vectorizer.c (vectorize_loops): When the if-converted
2680 body contains masked loads or stores do not attempt to
2681 basic-block-vectorize it.
2683 2016-11-25 Richard Sandiford <richard.sandiford@arm.com>
2684 Alan Hayward <alan.hayward@arm.com>
2685 David Sherwood <david.sherwood@arm.com>
2687 * function.h (spill_slot_alignment): Declare.
2688 * function.c (spill_slot_alignment): New function.
2689 * lra-spills.c (slot): Add align and size fields.
2690 (assign_mem_slot): Use them in the call to assign_stack_local.
2691 (add_pseudo_to_slot): Update the fields.
2692 (assign_stack_slot_num_and_sort_pseudos): Initialise the fields.
2694 2016-11-25 Richard Sandiford <richard.sandiford@arm.com>
2695 Alan Hayward <alan.hayward@arm.com>
2696 David Sherwood <david.sherwood@arm.com>
2698 * stor-layout.c (layout_type): Allow the caller to set the mode of
2699 a float type. Only choose one here if the mode is still VOIDmode.
2700 * tree.c (build_common_tree_nodes): Set the type mode of decimal
2701 floats before calling layout_type.
2702 * config/rs6000/rs6000.c (rs6000_init_builtins): Likewise.
2704 2016-11-25 Richard Sandiford <richard.sandiford@arm.com>
2706 * tree-tailcall.c (find_tail_calls): Allow calls to reference
2707 local variables if all references are known to be direct.
2709 2016-11-25 Jakub Jelinek <jakub@redhat.com>
2710 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
2713 * tree-vrp.c (extract_range_basic): Check for ptrdiff_type_node to be
2714 non null and it's precision matches precision of lhs's type.
2716 2016-11-24 Martin Sebor <msebor@redhat.com>
2718 PR tree-optimization/78476
2719 * gimple-ssa-sprintf.c (struct pass_sprintf_length::call_info):
2721 (handle_gimple_call): Adjust signature.
2722 (try_substitute_return_value): Remove calls to bounded functions
2723 with zero buffer size whose result is known.
2724 (pass_sprintf_length::execute): Adjust call to handle_gimple_call.
2726 2016-11-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2728 * varasm.c (assemble_start_function): Wrap align_log definition in
2729 ASM_OUTPUT_MAX_SKIP_ALIGN.
2731 2016-11-24 Uros Bizjak <ubizjak@gmail.com>
2733 * config/i386/i386.md (wide AND insn to QImode splitter): Use
2734 explicit mode macros.
2735 (wide OR insn to QImode splitter): Ditto.
2737 2016-11-24 Vladimir Makarov <vmakarov@redhat.com>
2739 PR rtl-optimization/77541
2740 * lra-constraints.c (struct input_reload): Add field match_p.
2741 (get_reload_reg): Check modes of input reloads to generate unique
2742 value reload pseudo.
2743 (match_reload): Add input reload pseudo for the current insn.
2745 2016-11-24 James Greenhalgh <james.greenhalgh@arm.com>
2747 * config/aarch64/aarch64-c.c (aarch64_update_cpp_builtins): Update
2748 __FLT_EVAL_METHOD__ and __FLT_EVAL_METHOD_C99__ when we switch
2749 architecture levels.
2750 * config/aarch64/aarch64.c (aarch64_promoted_type): Only promote
2751 the aarch64_fp16_type_node, not all HFmode types.
2752 (aarch64_libgcc_floating_mode_supported_p): Support HFmode.
2753 (aarch64_scalar_mode_supported_p): Likewise.
2754 (aarch64_excess_precision): New.
2755 (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Define.
2756 (TARGET_SCALAR_MODE_SUPPORTED_P): Likewise.
2757 (TARGET_C_EXCESS_PRECISION): Likewise.
2759 2016-11-24 James Greenhalgh <james.greenhalgh@arm.com>
2761 * config/aarch64/aarch64-c.c (aarch64_scalar_mode_supported_p): New.
2762 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
2764 2016-11-24 James Greenhalgh <james.greenhalgh@arm.com>
2766 * config/aarch64/aarch64.md (<optab>sihf2): Convert to expand.
2767 (<optab>dihf2): Likewise.
2768 (aarch64_fp16_<optab><mode>hf2): New.
2770 2016-11-24 Alexander Monakov <amonakov@ispras.ru>
2773 * config/nvptx/mkoffload.c (main): Allow -fopenmp.
2775 2016-11-24 Eric Botcazou <ebotcazou@adacore.com>
2777 * common/config/sparc/sparc-common.c (sparc_option_optimization_table):
2778 Enable REE at -O2 and higher.
2779 * config/sparc/sparc.c (sparc_option_override): Disable it by default
2782 2016-11-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2786 * tree-ssa-ter.c (temp_expr_table): Add reg_vars_cnt field.
2787 (new_temp_expr_table): Initialise reg_vars_cnt.
2788 (free_temp_expr_table): Release reg_vars_cnt.
2789 (process_replaceable): Add reg_vars_cnt argument, set reg_vars_cnt
2791 (find_replaceable_in_bb): Use the above to record register variable
2792 write occurrences and cancel replacement across them.
2794 2016-11-24 Eric Botcazou <ebotcazou@adacore.com>
2796 PR rtl-optimization/78437
2797 * ree.c (get_uses): New function.
2798 (combine_reaching_defs): When a copy is needed, return false if any
2799 reaching use of the source register reads it in a mode larger than
2800 the mode it is set in and WORD_REGISTER_OPERATIONS is true.
2802 2016-11-24 Martin Liska <mliska@suse.cz>
2804 * gimple-pretty-print.c (dump_edge_probability): New function.
2805 (dump_gimple_switch): Dump label edge probabilities.
2806 (dump_gimple_cond): Likewise.
2807 (dump_gimple_label): Dump
2808 (dump_gimple_bb_header): Dump basic block frequency.
2809 (pp_cfg_jump): Replace e->dest argument with e.
2810 (dump_implicit_edges): Likewise.
2811 * tree-ssa-loop-ivopts.c (get_scaled_computation_cost_at):
2812 Use gimple_bb (at) instead of at->bb.
2814 2016-11-24 Bernd Schmidt <bschmidt@redhat.com>
2816 * common.opt (flimit-function-alignment): New.
2817 * doc/invoke.texi (-flimit-function-alignment): Document.
2818 * emit-rtl.h (struct rtl_data): Add max_insn_address field.
2819 * final.c (shorten_branches): Set it.
2820 * varasm.c (assemble_start_function): Limit alignment if
2823 2016-11-24 Richard Biener <rguenther@suse.de>
2825 PR tree-optimization/71595
2826 * cfgloopmanip.h (remove_path): Add irred_invalidated and
2827 loop_closed_ssa_invalidated parameters, defaulted to NULL.
2828 * cfgloopmanip.c (remove_path): Likewise, pass them along to
2829 called functions. Only fix irred flags if the caller didn't
2831 * tree-ssa-loop-ivcanon.c (unloop_loops): Use add_bb_to_loop.
2832 (unloop_loops): Pass irred_invalidated and loop_closed_ssa_invalidated
2835 2016-11-24 Bernd Schmidt <bschmidt@redhat.com>
2837 PR rtl-optimization/78120
2838 * ifcvt.c (noce_conversion_profitable_p): Check original cost in all
2839 cases, and additionally test against max_seq_cost for speed
2841 (noce_process_if_block): Compute an estimate for the original cost when
2842 optimizing for speed, using the minimum of then and else block costs.
2844 PR rtl-optimization/78120
2845 * rtlanal.c (insn_rtx_cost): Use set_rtx_cost.
2847 PR rtl-optimization/78120
2848 * config/i386/i386.c (ix86_rtx_costs): Fully handle SETs.
2850 2016-11-24 Bin Cheng <bin.cheng@arm.com>
2852 * match.pd: Refine type conversion in result expr for below pattern:
2853 (cond (cmp (convert1? x) c1) (convert2? x) c2) -> (minmax (x c)).
2855 2016-11-24 Eric Botcazou <ebotcazou@adacore.com>
2858 * tree.h (wi::fits_to_boolean_p): New predicate.
2859 (wi::fits_to_tree_p): Use it for boolean types.
2860 * tree.c (int_fits_type_p): Likewise.
2862 2016-11-24 Martin Liska <mliska@suse.cz>
2864 * print-tree.c (struct bucket): Remove.
2865 (print_node): Add new argument which drives whether a tree node
2866 is printed briefly or not.
2867 (debug_tree): Replace a custom hash table with hash_set<T>.
2868 * print-tree.h (print_node): Add the argument.
2870 2016-11-24 Chung-Lin Tang <cltang@codesourcery.com>
2872 * config/nios2/nios2.c (nios2_init_libfuncs): Add ATTRIBUTE_UNUSED.
2874 2016-11-23 Peter Bergner <bergner@vnet.ibm.com>
2877 * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Return MODE
2878 if it is at least NREGS wide.
2880 2016-11-23 Joseph Myers <joseph@codesourcery.com>
2882 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p): For
2883 TARGET_E500_DOUBLE. handle TDmode, TImode and PTImode the same as
2884 TFmode, IFmode and KFmode.
2886 2016-11-23 Joseph Myers <joseph@codesourcery.com>
2888 * config/rs6000/spe.md (*frob_<SPE64:mode>_ti_8): New insn
2891 2016-11-23 Segher Boessenkool <segher@kernel.crashing.org>
2893 * combine.c (change_zero_ext): Only change the mode of a hard register
2894 destination if can_change_dest_mode holds for that.
2896 2016-11-23 Jeff Law <law@redhat.com>
2898 * varasm.c (assemble_name): Increase buffer size for name.
2900 * config/spu/spu.md (floatunsdidf2): Remove unused local variable.
2902 2016-11-23 Jakub Kicinski <jakub.kicinski@netronome.com>
2904 * doc/extend.texi: Constify first argument to __builtin_object_size.
2906 2016-11-23 Bernd Edlinger <bernd.edlinger@hotmail.de>
2908 * opth-gen.awk: Use unsigned shifts for bit masks. Allow all bits
2909 to be used. Add brackets around macro argument.
2911 2016-11-23 Uros Bizjak <ubizjak@gmail.com>
2913 * config/i386/i386.md (*<any_or:code>hi_1): Fix operand 2 constraints.
2915 2016-11-23 Jakub Jelinek <jakub@redhat.com>
2918 * opts.c (parse_sanitizer_options): For -fsanitize=undefined,
2919 restore enabling also SANITIZE_UNREACHABLE and SANITIZE_RETURN.
2921 2016-11-23 Jakub Jelinek <jakub@redhat.com>
2924 * omp-low.c (build_outer_var_ref): Change lastprivate argument
2925 to code, pass it recursively, adjust uses. For OMP_CLAUSE_PRIVATE
2926 on worksharing constructs, treat it like clauses on simd construct.
2928 (lower_rec_input_clauses): For OMP_CLAUSE_PRIVATE_OUTER_REF pass
2929 OMP_CLAUSE_PRIVATE as last argument to build_outer_var_ref.
2930 (lower_lastprivate_clauses): Pass OMP_CLAUSE_LASTPRIVATE instead
2931 of true as last argument to build_outer_var_ref.
2933 2016-11-23 Uros Bizjak <ubizjak@gmail.com>
2935 * config/i386/i386.md (*movqi_internal): Calculate mode
2936 attribute of alternatives 7,8,9 depending on TARGET_AVX512DQ.
2937 <TYPE_MSKMOV>: Emit kmovw for MODE_HI insn mode attribute.
2938 (*k<logic><mode>): Calculate mode attribute depending on
2939 TARGET_AVX512DQ. Emit k<logic>w for MODE_HI insn mode attribute.
2940 (*andqi_1): Calculate mode attribute of alternative 3 depending
2941 on TARGET_AVX512DQ. Emit kandw for MODE_HI insn mode attribute.
2942 (kandn<mode>): Calculate mode attribute of alternative 2 depending
2943 on TARGET_AVX512DQ. Emit kandnw for MODE_HI insn mode attribute.
2944 (kxnor<mode>): Merge insn patterns using SWI1248_AVX512BW mode
2945 iterator. Calculate mode attribute of alternative 1 depending
2946 on TARGET_AVX512DQ. Emit kxnorw for MODE_HI insn mode attribute.
2947 (*one_cmplqi2_1): Calculate mode attribute of alternative 2 depending
2948 on TARGET_AVX512DQ. Emit knotw for MODE_HI insn mode attribute.
2950 2016-11-23 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
2953 * gimple-fold.c (fold_stmt_1): Handle case for GIMPLE_RETURN.
2954 * tree-vrp.c (extract_range_basic): Handle case for
2955 CFN_BUILT_IN_STRLEN.
2957 2016-11-23 Jeff Law <law@redhat.com>
2959 * config/mcore/mcore.c (emit_new_cond_insn): Fix prototype.
2961 * config/iq2000/iq2000.c (iq2000_rtx_costs): Avoid multiplication
2962 in boolean context warning.
2964 * config/ia64/ia64.c (ia64_emit_insn_before): Fix prototype.
2966 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
2969 * config/arm/arm-builtins.c (arm_simd_floatHF_type_node): Rename to...
2970 (arm_fp16_type_node): ...This, make visibile.
2971 (arm_simd_builtin_std_type): Rename arm_simd_floatHF_type_node to
2973 (arm_init_simd_builtin_types): Likewise.
2974 (arm_init_fp16_builtins): Likewise.
2975 * config/arm/arm.c (arm_excess_precision): New.
2976 (arm_floatn_mode): Likewise.
2977 (TARGET_C_EXCESS_PRECISION): Likewise.
2978 (TARGET_FLOATN_MODE): Likewise.
2979 (arm_promoted_type): Only promote arm_fp16_type_node.
2980 * config/arm/arm.h (arm_fp16_type_node): Declare.
2982 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
2984 * config/arm/arm.c (arm_convert_to_type): Delete.
2985 (TARGET_CONVERT_TO_TYPE): Delete.
2986 (arm_init_libfuncs): Enable trunc_optab from DFmode to HFmode.
2987 (arm_libcall_uses_aapcs_base): Add trunc_optab from DF- to HFmode.
2988 * config/arm/arm.h (TARGET_FP16_TO_DOUBLE): New.
2989 * config/arm/arm.md (truncdfhf2): Only convert through SFmode if we
2990 are in fast math mode, and have no single step hardware instruction.
2991 (extendhfdf2): Only expand through SFmode if we don't have a
2992 single-step hardware instruction.
2993 * config/arm/vfp.md (*truncdfhf2): New.
2994 (extendhfdf2): Likewise.
2996 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
2998 * targhooks.c (default_floatn_mode): Enable _Float16 if a target
3001 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
3003 * config/s390/s390.h (TARGET_FLT_EVAL_METHOD): Delete.
3004 * config/m68k/m68k.h (TARGET_FLT_EVAL_METHOD): Delete.
3005 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Delete.
3006 * defaults.h (TARGET_FLT_EVAL_METHOD): Delete.
3007 * doc/tm.texi.in (TARGET_FLT_EVAL_METHOD): Delete.
3008 * doc/tm.texi: Regenerate.
3009 * system.h (TARGET_FLT_EVAL_METHOD): Poison.
3011 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
3013 * toplev.c (init_excess_precision): Delete most logic.
3014 * tree.c (excess_precision_type): Rewrite to use
3015 TARGET_EXCESS_PRECISION.
3016 * doc/invoke.texi (-fexcess-precision): Document behaviour in a
3017 more generic fashion.
3018 * ginclude/float.h: Wrap definition of FLT_EVAL_METHOD in
3019 __STDC_WANT_IEC_60559_TYPES_EXT__.
3021 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
3023 * common.opt (fpermitted-flt-eval-methods): New.
3024 * doc/invoke.texi (-fpermitted-flt-eval-methods): Document it.
3025 * flag_types.h (permitted_flt_eval_methods): New.
3027 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
3029 * config/m68k/m68k.c (m68k_excess_precision): New.
3030 (TARGET_C_EXCESS_PRECISION): Define.
3032 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
3034 * config/s390/s390.c (s390_excess_precision): New.
3035 (TARGET_C_EXCESS_PRECISION): Define.
3037 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
3039 * config/i386/i386.c (ix86_excess_precision): New.
3040 (TARGET_C_EXCESS_PRECISION): Define.
3042 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
3044 * target.def (excess_precision): New hook.
3045 * target.h (flt_eval_method): New.
3046 (excess_precision_type): Likewise.
3047 * targhooks.c (default_excess_precision): New.
3048 * targhooks.h (default_excess_precision): New.
3049 * doc/tm.texi.in (TARGET_C_EXCESS_PRECISION): New.
3050 * doc/tm.texi: Regenerate.
3052 2016-11-23 Martin Sebor <msebor@redhat.com>
3055 * gimple-ssa-sprintf.c (format_string): Correct the maxima and
3056 set the minimum number of bytes for an unknown string to zero.
3058 2016-11-23 Martin Jambor <mjambor@suse.cz>
3059 Martin Liska <mliska@suse.cz>
3061 * hsa-builtins.def: New file.
3062 * Makefile.in (BUILTINS_DEF): Add hsa-builtins.def dependency.
3063 * builtins.def: Include hsa-builtins.def.
3064 (DEF_HSA_BUILTIN): New macro.
3065 * dumpfile.h (OPTGROUP_OPENMP): Define.
3066 * dumpfile.c (optgroup_options): Added OPTGROUP_OPENMP.
3067 * gimple.h (gf_mask): Added elements GF_OMP_FOR_GRID_INTRA_GROUP and
3068 GF_OMP_FOR_GRID_GROUP_ITER.
3069 (gimple_omp_for_grid_phony): Added checking assert.
3070 (gimple_omp_for_set_grid_phony): Likewise.
3071 (gimple_omp_for_grid_intra_group): New function.
3072 (gimple_omp_for_set_grid_intra_group): Likewise.
3073 (gimple_omp_for_grid_group_iter): Likewise.
3074 (gimple_omp_for_set_grid_group_iter): Likewise.
3075 * omp-low.c (check_omp_nesting_restrictions): Allow GRID loop where
3076 previosuly only distribute loop was permitted.
3077 (lower_lastprivate_clauses): Allow non tcc_comparison predicates.
3078 (grid_get_kernel_launch_attributes): Support multiple HSA grid
3080 (grid_expand_omp_for_loop): Likewise and also support standalone
3081 distribute constructs. New parameter INTRA_GROUP, updated both users.
3082 (grid_expand_target_grid_body): Support standalone distribute
3084 (pass_data_expand_omp): Changed optinfo_flags to OPTGROUP_OPENMP.
3085 (pass_data_expand_omp_ssa): Likewise.
3086 (pass_data_omp_device_lower): Likewsie.
3087 (pass_data_lower_omp): Likewise.
3088 (pass_data_diagnose_omp_blocks): Likewise.
3089 (pass_data_oacc_device_lower): Likewise.
3090 (pass_data_omp_target_link): Likewise.
3091 (grid_lastprivate_predicate): New function.
3092 (lower_omp_for_lastprivate): Call grid_lastprivate_predicate for
3094 (lower_omp_for): Support standalone distribute constructs.
3095 (grid_prop): New type.
3096 (grid_safe_assignment_p): Check for assignments to group_sizes, new
3098 (grid_seq_only_contains_local_assignments): New parameter GRID, pass
3100 (grid_find_single_omp_among_assignments_1): Likewise, improve missed
3101 optimization info messages.
3102 (grid_find_single_omp_among_assignments): Likewise.
3103 (grid_find_ungridifiable_statement): Do not bail out for SIMDs.
3104 (grid_parallel_clauses_gridifiable): New function.
3105 (grid_inner_loop_gridifiable_p): Likewise.
3106 (grid_dist_follows_simple_pattern): Likewise.
3107 (grid_gfor_follows_tiling_pattern): Likewise.
3108 (grid_call_permissible_in_distribute_p): Likewise.
3109 (grid_handle_call_in_distribute): Likewise.
3110 (grid_dist_follows_tiling_pattern): Likewise.
3111 (grid_target_follows_gridifiable_pattern): Support standalone
3112 distribute constructs.
3113 (grid_var_segment): New enum.
3114 (grid_mark_variable_segment): New function.
3115 (grid_copy_leading_local_assignments): Call grid_mark_variable_segment
3116 if a new argument says so.
3117 (grid_process_grid_body): New function.
3118 (grid_eliminate_combined_simd_part): Likewise.
3119 (grid_mark_tiling_loops): Likewise.
3120 (grid_mark_tiling_parallels_and_loops): Likewise.
3121 (grid_process_kernel_body_copy): Support standalone distribute
3123 (grid_attempt_target_gridification): New grid variable holding overall
3124 gridification state. Support standalone distribute constructs and
3126 * doc/optinfo.texi (Optimization groups): Document OPTGROUP_OPENMP.
3127 * hsa.h (hsa_bb): Add method method append_phi.
3128 (hsa_insn_br): Renamed to hsa_insn_cbr, renamed all
3129 occurences in all files too.
3130 (hsa_insn_br): New class, now the ancestor of hsa_incn_cbr.
3131 (is_a_helper <hsa_insn_br *>::test): New function.
3132 (is_a_helper <hsa_insn_cbr *>::test): Adjust to only cover conditional
3133 branch instructions.
3134 (hsa_insn_signal): Make a direct descendant of
3135 hsa_insn_basic. Add memorder constructor parameter and
3136 m_memory_order and m_signalop member variables.
3137 (hsa_insn_queue): Changed constructor parameters to common form.
3138 Added m_segment and m_memory_order member variables.
3139 (hsa_summary_t): Add private member function
3140 process_gpu_implementation_attributes.
3141 (hsa_function_summary): Rename m_binded_function to
3143 (hsa_insn_basic_p): Remove typedef.
3144 (hsa_op_with_type): Change hsa_insn_basic_p into plain pointers.
3145 (hsa_op_reg_p): Remove typedef.
3146 (hsa_function_representation): Change hsa_op_reg_p into plain
3148 (hsa_insn_phi): Removed new and delete operators.
3149 (hsa_insn_br): Likewise.
3150 (hsa_insn_cbr): Likewise.
3151 (hsa_insn_sbr): Likewise.
3152 (hsa_insn_cmp): Likewise.
3153 (hsa_insn_mem): Likewise.
3154 (hsa_insn_atomic): Likewise.
3155 (hsa_insn_signal): Likewise.
3156 (hsa_insn_seg): Likewise.
3157 (hsa_insn_call): Likewise.
3158 (hsa_insn_arg_block): Likewise.
3159 (hsa_insn_comment): Likewise.
3160 (hsa_insn_srctype): Likewise.
3161 (hsa_insn_packed): Likewise.
3162 (hsa_insn_cvt): Likewise.
3163 (hsa_insn_alloca): Likewise.
3164 * hsa.c (hsa_destroy_insn): Also handle instances of hsa_insn_br.
3165 (process_gpu_implementation_attributes): New function.
3166 (link_functions): Move some functionality into it. Adjust after
3167 renaming m_binded_functions to m_bound_functions.
3168 (hsa_insn_basic::op_output_p): Add BRIG_OPCODE_DEBUGTRAP
3169 to the list of instructions with no output registers.
3170 (get_in_type): Return this if it is a register of
3172 (hsa_get_declaration_name): Moved to...
3173 * hsa-gen.c (hsa_get_declaration_name): ...here. Allocate
3174 temporary string on an obstack instead from ggc.
3175 (query_hsa_grid): Renamed to query_hsa_grid_dim, reimplemented, cut
3176 down to two overloads.
3177 (hsa_allocp_operand_address): Removed.
3178 (hsa_allocp_operand_immed): Likewise.
3179 (hsa_allocp_operand_reg): Likewise.
3180 (hsa_allocp_operand_code_list): Likewise.
3181 (hsa_allocp_operand_operand_list): Likewise.
3182 (hsa_allocp_inst_basic): Likewise.
3183 (hsa_allocp_inst_phi): Likewise.
3184 (hsa_allocp_inst_mem): Likewise.
3185 (hsa_allocp_inst_atomic): Likewise.
3186 (hsa_allocp_inst_signal): Likewise.
3187 (hsa_allocp_inst_seg): Likewise.
3188 (hsa_allocp_inst_cmp): Likewise.
3189 (hsa_allocp_inst_br): Likewise.
3190 (hsa_allocp_inst_sbr): Likewise.
3191 (hsa_allocp_inst_call): Likewise.
3192 (hsa_allocp_inst_arg_block): Likewise.
3193 (hsa_allocp_inst_comment): Likewise.
3194 (hsa_allocp_inst_queue): Likewise.
3195 (hsa_allocp_inst_srctype): Likewise.
3196 (hsa_allocp_inst_packed): Likewise.
3197 (hsa_allocp_inst_cvt): Likewise.
3198 (hsa_allocp_inst_alloca): Likewise.
3199 (hsa_allocp_bb): Likewise.
3201 (hsa_init_data_for_cfun): Initialize obstack.
3202 (hsa_deinit_data_for_cfun): Release memory of the obstack.
3203 (hsa_op_immed::operator new): Use obstack instead of object_allocator.
3204 (hsa_op_reg::operator new): Likewise.
3205 (hsa_op_address::operator new): Likewise.
3206 (hsa_op_code_list::operator new): Likewise.
3207 (hsa_op_operand_list::operator new): Likewise.
3208 (hsa_insn_basic::operator new): Likewise.
3209 (hsa_insn_phi::operator new): Likewise.
3210 (hsa_insn_br::operator new): Likewise.
3211 (hsa_insn_sbr::operator new): Likewise.
3212 (hsa_insn_cmp::operator new): Likewise.
3213 (hsa_insn_mem::operator new): Likewise.
3214 (hsa_insn_atomic::operator new): Likewise.
3215 (hsa_insn_signal::operator new): Likewise.
3216 (hsa_insn_seg::operator new): Likewise.
3217 (hsa_insn_call::operator new): Likewise.
3218 (hsa_insn_arg_block::operator new): Likewise.
3219 (hsa_insn_comment::operator new): Likewise.
3220 (hsa_insn_srctype::operator new): Likewise.
3221 (hsa_insn_packed::operator new): Likewise.
3222 (hsa_insn_cvt::operator new): Likewise.
3223 (hsa_insn_alloca::operator new): Likewise.
3224 (hsa_init_new_bb): Likewise.
3225 (hsa_bb::append_phi): New function.
3226 (gen_hsa_phi_from_gimple_phi): Use it.
3227 (get_symbol_for_decl): Fix dinstinguishing between
3228 global and local functions. Put local variables into a segment
3229 according to their attribute or static flag, if there is one.
3230 (hsa_insn_br::hsa_insn_br): New.
3231 (hsa_insn_br::operator new): Likewise.
3232 (hsa_insn_cbr::hsa_insn_cbr): Set width via ancestor constructor.
3233 (query_hsa_grid_nodim): New function.
3234 (multiply_grid_dim_characteristics): Likewise.
3235 (gen_get_num_threads): Likewise.
3236 (gen_get_num_teams): Reimplemented.
3237 (gen_get_team_num): Likewise.
3238 (gen_hsa_insns_for_known_library_call): Updated calls to the above
3240 (get_memory_order_name): Removed.
3241 (get_memory_order): Likewise.
3242 (hsa_memorder_from_tree): New function.
3243 (gen_hsa_ternary_atomic_for_builtin): Renamed to
3244 gen_hsa_atomic_for_builtin, can also create signals.
3245 (gen_hsa_insns_for_call): Handle many new builtins. Adjust to use
3246 hsa_memory_order_from_tree and gen_hsa_atomic_for_builtin.
3247 (hsa_insn_atomic): Fix function comment.
3248 (hsa_insn_signal::hsa_insn_signal): Fix comment. Update call to
3249 ancestor constructor and initialization of new member variables.
3250 (hsa_insn_queue::hsa_insn_queue): Added initialization of new
3252 (hsa_get_host_function): Handle functions with no bound CPU
3253 implementation. Fix binded to bound.
3254 (get_brig_function_name): Likewise.
3255 (HSA_SORRY_ATV): Remove semicolon after macro.
3256 (HSA_SORRY_AT): Likewise.
3257 (omp_simple_builtin::generate): Add missing semicolons.
3258 (hsa_insn_phi::operator new): Removed.
3259 (hsa_insn_br::operator new): Likewise.
3260 (hsa_insn_cbr::operator new): Likewise.
3261 (hsa_insn_sbr::operator new): Likewise.
3262 (hsa_insn_cmp::operator new): Likewise.
3263 (hsa_insn_mem::operator new): Likewise.
3264 (hsa_insn_atomic::operator new): Likewise.
3265 (hsa_insn_signal::operator new): Likewise.
3266 (hsa_insn_seg::operator new): Likewise.
3267 (hsa_insn_call::operator new): Likewise.
3268 (hsa_insn_arg_block::operator new): Likewise.
3269 (hsa_insn_comment::operator new): Likewise.
3270 (hsa_insn_srctype::operator new): Likewise.
3271 (hsa_insn_packed::operator new): Likewise.
3272 (hsa_insn_cvt::operator new): Likewise.
3273 (hsa_insn_alloca::operator new): Likewise.
3274 (get_symbol_for_decl): Accept CONST_DECLs, put them to
3276 (gen_hsa_addr): Also process CONST_DECLs.
3277 (gen_hsa_addr_insns): Process CONST_DECLs by creating private
3279 (gen_hsa_unary_operation): Make sure the function does
3280 not use bittype source type for firstbit and lastbit operations.
3281 (gen_hsa_popcount_to_dest): Make sure the function uses a bittype
3283 * hsa-brig.c (emit_insn_operands): Cope with zero operands in an
3285 (emit_branch_insn): Renamed to emit_cond_branch_insn.
3286 Emit the width stored in the class.
3287 (emit_generic_branch_insn): New function.
3288 (emit_insn): Call emit_generic_branch_insn.
3289 (emit_signal_insn): Remove obsolete comment. Update
3290 member variable name, pick a type according to profile.
3291 (emit_alloca_insn): Remove obsolete comment.
3292 (emit_atomic_insn): Likewise.
3293 (emit_queue_insn): Get segment and memory order from the IR object.
3294 (hsa_brig_section): Make allocate_new_chunk, chunks
3295 and cur_chunk provate, add a default NULL parameter to add method.
3296 (hsa_brig_section::add): Added a new parameter, store pointer to
3297 output data there if it is non-NULL.
3298 (emit_function_directives): Use this new parameter instead of
3299 calculating the pointer itself, fix function comment.
3300 (hsa_brig_emit_function): Add forgotten endian conversion.
3301 (hsa_output_kernels): Remove unnecessary building of
3302 kernel_dependencies_vector_type.
3303 (emit_immediate_operand): Declare.
3304 (emit_directive_variable): Also emit initializers of CONST_DECLs.
3305 (gen_hsa_insn_for_internal_fn_call): Also handle IFN_RSQRT.
3306 (verify_function_arguments): Properly detect variadic
3308 * hsa-dump.c (hsa_width_specifier_name): New function.
3309 (dump_hsa_insn_1): Dump generic branch instructions, update signal
3310 member variable name. Special dumping for queue objects.
3311 * ipa-hsa.c (process_hsa_functions): Adjust after renaming
3312 m_binded_functions to m_bound_functions. Copy externally visible flag
3314 (ipa_hsa_write_summary): Likewise.
3315 (ipa_hsa_read_section): Likewise.
3317 2016-11-23 Richard Biener <rguenther@suse.de>
3319 PR tree-optimization/78396
3320 * tree-vectorizer.c (vectorize_loops): If an innermost loop didn't
3321 vectorize try vectorizing an if-converted body using BB vectorization.
3323 2016-11-23 Richard Sandiford <richard.sandiford@arm.com>
3324 Alan Hayward <alan.hayward@arm.com>
3325 David Sherwood <david.sherwood@arm.com>
3327 * rtlanal.c (subreg_get_info): Use more local variables.
3328 Remark that for HARD_REGNO_NREGS_HAS_PADDING, each scalar unit
3329 occupies at least one register. Assume that full hard registers
3330 have consistent endianness. Share previously-duplicated if block.
3331 Rework the main handling so that it operates on independently-
3332 addressable YMODE-sized blocks. Use subreg_size_lowpart_offset
3333 to check lowpart offsets, without trying to find an equivalent
3334 integer mode first. Handle WORDS_BIG_ENDIAN != REG_WORDS_BIG_ENDIAN
3335 as a final register-endianness correction.
3337 2016-11-23 Segher Boessenkool <segher@kernel.crashing.org>
3343 * combine.c (make_compound_operation_int): Do not convert a subreg of
3344 a non-constant logical shift right to a zero_extract. Handle the case
3345 where some zero bits have been shifted into the range covered by that
3348 2016-11-23 Richard Sandiford <richard.sandiford@arm.com>
3349 Alan Hayward <alan.hayward@arm.com>
3350 David Sherwood <david.sherwood@arm.com>
3352 * rtl.h (subreg_size_offset_from_lsb): Declare.
3353 (subreg_offset_from_lsb): New function.
3354 (subreg_size_lowpart_offset): Declare.
3355 (subreg_lowpart_offset): Turn into an inline function.
3356 (subreg_size_highpart_offset): Declare.
3357 (subreg_highpart_offset): Turn into an inline function.
3358 * emit-rtl.c (subreg_size_lowpart_offset): New function.
3359 (subreg_size_highpart_offset): Likewise
3360 * rtlanal.c (subreg_size_offset_from_lsb): Likewise.
3362 2016-11-23 Richard Biener <rguenther@suse.de>
3364 PR tree-optimization/78482
3365 * tree-cfgcleanup.c: Include tree-ssa-loop-niter.h.
3366 (remove_forwarder_block_with_phi): When merging with a loop
3367 header creates a new latch reset number of iteration information
3370 2016-11-23 Eric Botcazou <ebotcazou@adacore.com>
3372 * config/sparc/sparc.md (*ashrsi3_extend): Rename to...
3373 (*ashrsi3_extend0): ...this. Accept constant integers.
3374 (*ashrsi3_extend2): Rename to...
3375 (*ashrsi3_extend1): ...this.
3376 (*ashrsi3_extend2): New pattern.
3377 (*lshrsi3_extend1): Accept constant integers.
3378 (*lshrsi3_extend2): Fix condition on operand 2.
3380 2016-11-23 Martin Liska <mliska@suse.cz>
3382 * config/i386/i386.c: Initialize function pointer to NULL.
3384 2016-11-23 Bin Cheng <bin.cheng@arm.com>
3386 * fold-const.c (fold_cond_expr_with_comparison): Move simplification
3387 for A == C1 ? A : C2 to below.
3388 * match.pd: Move from above to here:
3389 (cond (eq (convert1? x) c1) (convert2? x) c2)
3390 -> (cond (eq x c1) c1 c2).
3392 2016-11-23 Bin Cheng <bin.cheng@arm.com>
3394 * fold-const.c (fold_cond_expr_with_comparison): Move simplification
3395 for A cmp C1 ? A : C2 to below, also simplify remaining code.
3396 * match.pd: Move and extend simplification from above to here:
3397 (cond (cmp (convert1? x) c1) (convert2? x) c2) -> (minmax (x c)).
3398 * tree-if-conv.c (ifcvt_follow_ssa_use_edges): New func.
3399 (predicate_scalar_phi): Call fold_stmt using the new valueize func.
3401 2016-11-23 Martin Liska <mliska@suse.cz>
3402 Martin Jambor <mjambor@suse.cz>
3404 * doc/install.texi: Remove entry about --with-hsa-kmt-lib.
3406 2016-11-23 Aldy Hernandez <aldyh@redhat.com>
3409 * opts.c (finish_options): Set -fsyntax-only if running self tests.
3411 2016-11-23 Richard Biener <rguenther@suse.de>
3414 * match.pd ((~X & Y) -> X < Y, (X & ~Y) -> Y < X,
3415 (~X | Y) -> X <= Y, (X | ~Y) -> Y <= X): Remove.
3417 2016-11-23 Richard Biener <rguenther@suse.de>
3420 * tree.c (gimple_canonical_types_compatible_p): Ignore zero-sized
3423 2016-11-23 Richard Biener <rguenther@suse.de>
3424 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.rog>
3426 PR tree-optimization/78154
3427 * tree-vrp.c (gimple_stmt_nonzero_warnv_p): Return true if function
3428 returns it's argument and the argument is nonnull.
3429 * builtin-attrs.def: Define ATTR_RETURNS_NONNULL,
3430 ATT_RETNONNULL_NOTHROW_LEAF.
3431 * builtins.def (BUILT_IN_MEMPCPY): Change attribute to
3432 ATTR_RETNONNULL_NOTHROW_LEAF.
3433 (BUILT_IN_STPCPY): Likewise.
3434 (BUILT_IN_STPNCPY): Likewise.
3435 (BUILT_IN_MEMPCPY_CHK): Likewise.
3436 (BUILT_IN_STPCPY_CHK): Likewise.
3437 (BUILT_IN_STPNCPY_CHK): Likewise.
3438 (BUILT_IN_STRCAT): Change attribute to ATTR_RET1_NOTHROW_NONNULL_LEAF.
3439 (BUILT_IN_STRNCAT): Likewise.
3440 (BUILT_IN_STRNCPY): Likewise.
3441 (BUILT_IN_MEMSET_CHK): Likewise.
3442 (BUILT_IN_STRCAT_CHK): Likewise.
3443 (BUILT_IN_STRCPY_CHK): Likewise.
3444 (BUILT_IN_STRNCAT_CHK): Likewise.
3445 (BUILT_IN_STRNCPY_CHK): Likewise.
3447 2016-11-23 Naveen H.S <Naveen.Hurugalawadi@caviumnetworks.com>
3449 * fold-const.c (tree_expr_nonzero_p) : Make non-static.
3450 * fold-const.h (tree_expr_nonzero_p) : Declare.
3451 * match.pd (cmp (mult:c @0 @1) (mult:c @2 @1) : New Pattern.
3453 2016-11-23 Paolo Bonzini <bonzini@gnu.org>
3455 * system.h (HAVE_DESIGNATED_INITIALIZERS,
3456 HAVE_DESIGNATED_UNION_INITIALIZERS): Do not use
3457 "defined" in macros.
3458 * doc/cpp.texi (Defined): Mention -Wexpansion-to-defined.
3459 * doc/cppopts.texi (Invocation): Document -Wexpansion-to-defined.
3460 * doc/invoke.texi (Warning Options): Document -Wexpansion-to-defined.
3462 2016-11-23 Georg-Johann Lay <avr@gjlay.de>
3465 * config/avr/constraints.md (Csp): Widen range to [-11..6].
3466 * config/avr/avr.c (avr_prologue_setup_frame): Limit number
3467 of RCALLs in prologue to 3.
3469 2016-11-22 Michael Collison <michael.collison@arm.com>
3471 * config/aarch64/aarch64-protos.h
3472 (aarch64_and_split_imm1, aarch64_and_split_imm2)
3473 (aarch64_and_bitmask_imm): New prototypes
3474 * config/aarch64/aarch64.c (aarch64_and_split_imm1):
3475 New overloaded function to create bit mask covering the
3476 lowest to highest bits set.
3477 (aarch64_and_split_imm2): New overloaded functions to create bit
3478 mask of zeros between first and last bit set.
3479 (aarch64_and_bitmask_imm): New function to determine if a integer
3480 is a valid two instruction "and" operation.
3481 * config/aarch64/aarch64.md:(and<mode>3): New define_insn and _split
3482 allowing wider range of constants with "and" operations.
3483 * (ior<mode>3, xor<mode>3): Use new LOGICAL2 iterator to prevent
3484 "and" operator from matching restricted constant range used for
3485 ior and xor operators.
3486 * config/aarch64/constraints.md (UsO constraint): New SImode constraint
3487 for constants in "and" operantions.
3488 (UsP constraint): New DImode constraint for constants
3489 in "and" operations.
3490 * config/aarch64/iterators.md (lconst2): New mode iterator.
3491 (LOGICAL2): New code iterator.
3492 * config/aarch64/predicates.md (aarch64_logical_and_immediate): New
3494 (aarch64_logical_and_operand): New predicate allowing extended
3495 constants for "and" operations.
3497 2016-11-22 Walter Lee <walt@tilera.com>
3499 * config/tilegx/tilegx.md (trap): New pattern.
3500 * config/tilepro/tilepro.md (trap): Likewise.
3502 2016-11-22 Walter Lee <walt@tilera.com>
3504 * config/tilegx/tilegx.md (*zero_extract): Use
3505 define_insn_and_split instead of define_insn; Handle pos + size >
3507 (*sign_extract): Likewise.
3509 2016-11-22 Marek Polacek <polacek@redhat.com>
3511 PR tree-optimization/78455
3512 * tree-ssa-uninit.c (can_chain_union_be_invalidated_p): Fix typo.
3514 2016-11-22 Ian Lance Taylor <iant@golang.org>
3518 * godump.c (go_format_type): Always pass alignment as 1 when
3519 calling go_append_padding at end of struct/union.
3521 2016-11-22 Jakub Jelinek <jakub@redhat.com>
3524 * config/i386/avx512bwintrin.h (_mm512_setzero_qi,
3525 _mm512_setzero_hi): Removed.
3526 (_mm512_maskz_mov_epi16, _mm512_maskz_loadu_epi16,
3527 _mm512_maskz_mov_epi8, _mm512_maskz_loadu_epi8,
3528 _mm512_maskz_broadcastb_epi8, _mm512_maskz_set1_epi8,
3529 _mm512_maskz_broadcastw_epi16, _mm512_maskz_set1_epi16,
3530 _mm512_mulhrs_epi16, _mm512_maskz_mulhrs_epi16, _mm512_mulhi_epi16,
3531 _mm512_maskz_mulhi_epi16, _mm512_mulhi_epu16,
3532 _mm512_maskz_mulhi_epu16, _mm512_maskz_mullo_epi16,
3533 _mm512_cvtepi8_epi16, _mm512_maskz_cvtepi8_epi16, _mm512_cvtepu8_epi16,
3534 _mm512_maskz_cvtepu8_epi16, _mm512_permutexvar_epi16,
3535 _mm512_maskz_permutexvar_epi16, _mm512_avg_epu8, _mm512_maskz_avg_epu8,
3536 _mm512_maskz_add_epi8, _mm512_maskz_sub_epi8, _mm512_avg_epu16,
3537 _mm512_maskz_avg_epu16, _mm512_subs_epi8, _mm512_maskz_subs_epi8,
3538 _mm512_subs_epu8, _mm512_maskz_subs_epu8, _mm512_adds_epi8,
3539 _mm512_maskz_adds_epi8, _mm512_adds_epu8, _mm512_maskz_adds_epu8,
3540 _mm512_maskz_sub_epi16, _mm512_subs_epi16, _mm512_maskz_subs_epi16,
3541 _mm512_subs_epu16, _mm512_maskz_subs_epu16, _mm512_maskz_add_epi16,
3542 _mm512_adds_epi16, _mm512_maskz_adds_epi16, _mm512_adds_epu16,
3543 _mm512_maskz_adds_epu16, _mm512_srl_epi16, _mm512_maskz_srl_epi16,
3544 _mm512_packs_epi16, _mm512_sll_epi16, _mm512_maskz_sll_epi16,
3545 _mm512_maddubs_epi16, _mm512_maskz_maddubs_epi16, _mm512_unpackhi_epi8,
3546 _mm512_maskz_unpackhi_epi8, _mm512_unpackhi_epi16,
3547 _mm512_maskz_unpackhi_epi16, _mm512_unpacklo_epi8,
3548 _mm512_maskz_unpacklo_epi8, _mm512_unpacklo_epi16,
3549 _mm512_maskz_unpacklo_epi16, _mm512_shuffle_epi8,
3550 _mm512_maskz_shuffle_epi8, _mm512_min_epu16, _mm512_maskz_min_epu16,
3551 _mm512_min_epi16, _mm512_maskz_min_epi16, _mm512_max_epu8,
3552 _mm512_maskz_max_epu8, _mm512_max_epi8, _mm512_maskz_max_epi8,
3553 _mm512_min_epu8, _mm512_maskz_min_epu8, _mm512_min_epi8,
3554 _mm512_maskz_min_epi8, _mm512_max_epi16, _mm512_maskz_max_epi16,
3555 _mm512_max_epu16, _mm512_maskz_max_epu16, _mm512_sra_epi16,
3556 _mm512_maskz_sra_epi16, _mm512_srav_epi16, _mm512_maskz_srav_epi16,
3557 _mm512_srlv_epi16, _mm512_maskz_srlv_epi16, _mm512_sllv_epi16,
3558 _mm512_maskz_sllv_epi16, _mm512_maskz_packs_epi16, _mm512_packus_epi16,
3559 _mm512_maskz_packus_epi16, _mm512_abs_epi8, _mm512_maskz_abs_epi8,
3560 _mm512_abs_epi16, _mm512_maskz_abs_epi16, _mm512_dbsad_epu8,
3561 _mm512_maskz_dbsad_epu8, _mm512_srli_epi16, _mm512_maskz_srli_epi16,
3562 _mm512_slli_epi16, _mm512_maskz_slli_epi16, _mm512_shufflehi_epi16,
3563 _mm512_maskz_shufflehi_epi16, _mm512_shufflelo_epi16,
3564 _mm512_maskz_shufflelo_epi16, _mm512_srai_epi16,
3565 _mm512_maskz_srai_epi16, _mm512_packs_epi32,
3566 _mm512_maskz_packs_epi32, _mm512_packus_epi32,
3567 _mm512_maskz_packus_epi32): Use _mm512_setzero_si512 instead of
3568 _mm512_setzero_qi or _mm512_setzero_hi.
3569 (_mm512_maskz_alignr_epi8, _mm512_dbsad_epu8,
3570 _mm512_maskz_dbsad_epu8): Formatting fixes.
3571 (_mm512_srli_epi16, _mm512_maskz_srli_epi16, _mm512_slli_epi16,
3572 _mm512_maskz_slli_epi16, _mm512_shufflehi_epi16,
3573 _mm512_maskz_shufflehi_epi16, _mm512_shufflelo_epi16,
3574 _mm512_maskz_shufflelo_epi16, _mm512_srai_epi16,
3575 _mm512_maskz_srai_epi16): Use _mm512_setzero_si512 instead of
3576 _mm512_setzero_qi or _mm512_setzero_hi.
3578 2016-11-22 Nathan Sidwell <nathan@acm.org>
3580 * gcc-ar.c (main): Fix indentation.
3581 * gcov-io.c (gcov_write_summary): Remove extraneous {...}
3582 * ggc-page.c (move_ptes_to_front): Fix formatting.
3583 * hsa-dump.c (dump_has_cfun): Fix indentation.
3584 * sel-sched-ir.h: Remove trailing blank lines.
3586 2016-11-22 Jakub Jelinek <jakub@redhat.com>
3587 Alexander Monakov <amonakov@ispras.ru>
3589 * internal-fn.c (expand_GOMP_USE_SIMT): New function.
3590 * tree.c (omp_clause_num_ops): OMP_CLAUSE__SIMT_ has 0 operands.
3591 (omp_clause_code_name): Add _simt_ name.
3592 (walk_tree_1): Handle OMP_CLAUSE__SIMT_.
3593 * tree-core.h (enum omp_clause_code): Add OMP_CLAUSE__SIMT_.
3594 * omp-low.c (scan_sharing_clauses): Handle OMP_CLAUSE__SIMT_.
3595 (scan_omp_simd): New function.
3596 (scan_omp_1_stmt): Use it in target regions if needed.
3597 (omp_max_vf): Don't max with omp_max_simt_vf.
3598 (lower_rec_simd_input_clauses): Use omp_max_simt_vf if
3599 OMP_CLAUSE__SIMT_ is present.
3600 (lower_rec_input_clauses): Compute maybe_simt from presence of
3602 (lower_lastprivate_clauses): Likewise.
3603 (expand_omp_simd): Likewise. Remove explicit offloaded region check.
3604 (execute_omp_device_lower): Lower IFN_GOMP_USE_SIMT.
3605 * internal-fn.def (GOMP_USE_SIMT): New internal function.
3606 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__SIMT_.
3608 2016-11-22 Alexander Monakov <amonakov@ispras.ru>
3610 * internal-fn.c (expand_GOMP_SIMT_LANE): New.
3611 (expand_GOMP_SIMT_VF): New.
3612 (expand_GOMP_SIMT_LAST_LANE): New.
3613 (expand_GOMP_SIMT_ORDERED_PRED): New.
3614 (expand_GOMP_SIMT_VOTE_ANY): New.
3615 (expand_GOMP_SIMT_XCHG_BFLY): New.
3616 (expand_GOMP_SIMT_XCHG_IDX): New.
3617 * internal-fn.def (GOMP_SIMT_LANE): New.
3618 (GOMP_SIMT_VF): New.
3619 (GOMP_SIMT_LAST_LANE): New.
3620 (GOMP_SIMT_ORDERED_PRED): New.
3621 (GOMP_SIMT_VOTE_ANY): New.
3622 (GOMP_SIMT_XCHG_BFLY): New.
3623 (GOMP_SIMT_XCHG_IDX): New.
3624 * omp-low.c (omp_maybe_offloaded_ctx): New, outlined from...
3625 (create_omp_child_function): ...here. Set "omp target entrypoint"
3626 or "omp declare target" attribute based on is_gimple_omp_offloaded.
3627 (omp_max_simt_vf): New. Use it...
3628 (omp_max_vf): ...here.
3629 (lower_rec_input_clauses): Add reduction lowering for SIMT execution.
3630 (lower_lastprivate_clauses): Likewise, for "lastprivate" lowering.
3631 (lower_omp_ordered): Likewise, for "ordered" lowering.
3632 (expand_omp_simd): Add SIMT transforms.
3633 (pass_data_lower_omp): Add PROP_gimple_lomp_dev.
3634 (execute_omp_device_lower): New.
3635 (pass_data_omp_device_lower): New.
3636 (pass_omp_device_lower): New pass.
3637 (make_pass_omp_device_lower): New.
3638 * passes.def (pass_omp_device_lower): Position new pass.
3639 * tree-pass.h (PROP_gimple_lomp_dev): Define.
3640 (make_pass_omp_device_lower): Declare.
3642 2016-11-22 Jakub Jelinek <jakub@redhat.com>
3645 * config/i386/avx512vlintrin.h (_mm_setzero_di): Removed.
3646 (_mm_maskz_mov_epi64): Use _mm_setzero_si128 instead of
3648 (_mm_maskz_load_epi64): Likewise.
3649 (_mm_setzero_hi): Removed.
3650 (_mm_maskz_loadu_epi64): Use _mm_setzero_si128 instead of
3652 (_mm_abs_epi64, _mm_maskz_abs_epi64, _mm_maskz_srl_epi64,
3653 _mm_maskz_unpackhi_epi64, _mm_maskz_unpacklo_epi64,
3654 _mm_maskz_compress_epi64, _mm_srav_epi64, _mm_maskz_srav_epi64,
3655 _mm_maskz_sllv_epi64, _mm_maskz_srlv_epi64, _mm_rolv_epi64,
3656 _mm_maskz_rolv_epi64, _mm_rorv_epi64, _mm_maskz_rorv_epi64,
3657 _mm_min_epi64, _mm_max_epi64, _mm_max_epu64, _mm_min_epu64,
3658 _mm_lzcnt_epi64, _mm_maskz_lzcnt_epi64, _mm_conflict_epi64,
3659 _mm_maskz_conflict_epi64, _mm_sra_epi64, _mm_maskz_sra_epi64,
3660 _mm_maskz_sll_epi64, _mm_rol_epi64, _mm_maskz_rol_epi64,
3661 _mm_ror_epi64, _mm_maskz_ror_epi64, _mm_alignr_epi64,
3662 _mm_maskz_alignr_epi64, _mm_srai_epi64, _mm_maskz_slli_epi64):
3664 (_mm_cvtepi32_epi8, _mm256_cvtepi32_epi8, _mm_cvtsepi32_epi8,
3665 _mm256_cvtsepi32_epi8, _mm_cvtusepi32_epi8, _mm256_cvtusepi32_epi8,
3666 _mm_cvtepi32_epi16, _mm256_cvtepi32_epi16, _mm_cvtsepi32_epi16,
3667 _mm256_cvtsepi32_epi16, _mm_cvtusepi32_epi16, _mm256_cvtusepi32_epi16,
3668 _mm_cvtepi64_epi8, _mm256_cvtepi64_epi8, _mm_cvtsepi64_epi8,
3669 _mm256_cvtsepi64_epi8, _mm_cvtusepi64_epi8, _mm256_cvtusepi64_epi8,
3670 _mm_cvtepi64_epi16, _mm256_cvtepi64_epi16, _mm_cvtsepi64_epi16,
3671 _mm256_cvtsepi64_epi16, _mm_cvtusepi64_epi16, _mm256_cvtusepi64_epi16,
3672 _mm_cvtepi64_epi32, _mm256_cvtepi64_epi32, _mm_cvtsepi64_epi32,
3673 _mm256_cvtsepi64_epi32, _mm_cvtusepi64_epi32, _mm256_cvtusepi64_epi32,
3674 _mm_maskz_set1_epi32, _mm_maskz_set1_epi64): Formatting fixes.
3675 (_mm_maskz_cvtps_ph, _mm256_maskz_cvtps_ph): Use _mm_setzero_si128
3676 instead of _mm_setzero_hi.
3677 (_mm256_permutex_pd, _mm256_maskz_permutex_epi64, _mm256_insertf32x4,
3678 _mm256_maskz_insertf32x4, _mm256_inserti32x4, _mm256_maskz_inserti32x4,
3679 _mm256_extractf32x4_ps, _mm256_maskz_extractf32x4_ps,
3680 _mm256_shuffle_i32x4, _mm256_maskz_shuffle_i32x4, _mm256_shuffle_f64x2,
3681 _mm256_maskz_shuffle_f64x2, _mm256_shuffle_f32x4,
3682 _mm256_maskz_shuffle_f32x4, _mm256_maskz_shuffle_pd,
3683 _mm_maskz_shuffle_pd, _mm256_maskz_shuffle_ps, _mm_maskz_shuffle_ps,
3684 _mm256_maskz_srli_epi32, _mm_maskz_srli_epi32, _mm_maskz_srli_epi64,
3685 _mm256_mask_slli_epi32, _mm256_maskz_slli_epi32, _mm256_mask_slli_epi64,
3686 _mm256_maskz_slli_epi64, _mm256_roundscale_ps,
3687 _mm256_maskz_roundscale_ps, _mm256_roundscale_pd,
3688 _mm256_maskz_roundscale_pd, _mm_roundscale_ps, _mm_maskz_roundscale_ps,
3689 _mm_roundscale_pd, _mm_maskz_roundscale_pd, _mm256_getmant_ps,
3690 _mm256_maskz_getmant_ps, _mm_getmant_ps, _mm_maskz_getmant_ps,
3691 _mm256_getmant_pd, _mm256_maskz_getmant_pd, _mm_getmant_pd,
3692 _mm_maskz_getmant_pd, _mm256_maskz_shuffle_epi32,
3693 _mm_maskz_shuffle_epi32, _mm256_rol_epi32, _mm256_maskz_rol_epi32,
3694 _mm_rol_epi32, _mm_maskz_rol_epi32, _mm256_ror_epi32,
3695 _mm256_maskz_ror_epi32, _mm_ror_epi32, _mm_maskz_ror_epi32,
3696 _mm_maskz_alignr_epi32, _mm_maskz_alignr_epi64,
3697 _mm256_maskz_srai_epi32, _mm_maskz_srai_epi32, _mm_srai_epi64,
3698 _mm_maskz_srai_epi64, _mm256_maskz_permutex_pd,
3699 _mm256_maskz_permute_pd, _mm256_maskz_permute_ps, _mm_maskz_permute_pd,
3700 _mm_maskz_permute_ps, _mm256_permutexvar_ps): Formatting fixes.
3701 (_mm_maskz_slli_epi64, _mm_rol_epi64, _mm_maskz_rol_epi64,
3702 _mm_ror_epi64, _mm_maskz_ror_epi64): Use _mm_setzero_si128 instead of
3704 (_mm_maskz_cvtps_ph, _mm256_maskz_cvtps_ph): Use _mm_setzero_si128
3705 instead of _mm_setzero_hi.
3706 * config/i386/avx512dqintrin.h (_mm512_broadcast_f64x2,
3707 _mm512_broadcast_i64x2, _mm512_broadcast_f32x2, _mm512_broadcast_i32x2,
3708 _mm512_broadcast_f32x8, _mm512_broadcast_i32x8): Formatting fixes.
3709 (_mm512_extracti64x2_epi64, _mm512_maskz_extracti64x2_epi64): Use
3710 _mm_setzero_si128 instead of _mm_setzero_di.
3711 (_mm512_cvtt_roundpd_epi64, _mm512_mask_cvtt_roundpd_epi64,
3712 _mm512_maskz_cvtt_roundpd_epi64, _mm512_cvtt_roundpd_epu64,
3713 _mm512_mask_cvtt_roundpd_epu64, _mm512_maskz_cvtt_roundpd_epu64,
3714 _mm512_cvtt_roundps_epi64, _mm512_mask_cvtt_roundps_epi64,
3715 _mm512_maskz_cvtt_roundps_epi64, _mm512_cvtt_roundps_epu64,
3716 _mm512_mask_cvtt_roundps_epu64, _mm512_maskz_cvtt_roundps_epu64,
3717 _mm512_cvt_roundpd_epi64, _mm512_mask_cvt_roundpd_epi64,
3718 _mm512_maskz_cvt_roundpd_epi64, _mm512_cvt_roundpd_epu64,
3719 _mm512_mask_cvt_roundpd_epu64, _mm512_maskz_cvt_roundpd_epu64,
3720 _mm512_cvt_roundps_epi64, _mm512_mask_cvt_roundps_epi64,
3721 _mm512_maskz_cvt_roundps_epi64, _mm512_cvt_roundps_epu64,
3722 _mm512_mask_cvt_roundps_epu64, _mm512_maskz_cvt_roundps_epu64,
3723 _mm512_cvt_roundepi64_ps, _mm512_mask_cvt_roundepi64_ps,
3724 _mm512_maskz_cvt_roundepi64_ps, _mm512_cvt_roundepu64_ps,
3725 _mm512_mask_cvt_roundepu64_ps, _mm512_maskz_cvt_roundepu64_ps,
3726 _mm512_cvt_roundepi64_pd, _mm512_mask_cvt_roundepi64_pd,
3727 _mm512_maskz_cvt_roundepi64_pd, _mm512_cvt_roundepu64_pd,
3728 _mm512_mask_cvt_roundepu64_pd, _mm512_maskz_cvt_roundepu64_pd,
3729 _mm512_reduce_pd, _mm512_maskz_reduce_pd, _mm512_reduce_ps,
3730 _mm512_maskz_reduce_ps, _mm512_extractf32x8_ps,
3731 _mm512_maskz_extractf32x8_ps, _mm512_extractf64x2_pd,
3732 _mm512_maskz_extractf64x2_pd, _mm512_extracti32x8_epi32,
3733 _mm512_maskz_extracti32x8_epi32, _mm512_range_pd,
3734 _mm512_maskz_range_pd, _mm512_range_ps, _mm512_maskz_range_ps,
3735 _mm512_range_round_pd, _mm512_maskz_range_round_pd,
3736 _mm512_range_round_ps, _mm512_maskz_range_round_ps,
3737 _mm512_maskz_insertf64x2, _mm512_insertf32x8,
3738 _mm512_maskz_insertf32x8): Formatting fixes.
3739 (_mm512_extracti64x2_epi64, _mm512_maskz_extracti64x2_epi64): Use
3740 _mm_setzero_si128 instead of _mm_setzero_di.
3741 * config/i386/avx512vldqintrin.h (_mm_cvttpd_epi64,
3742 _mm_cvttpd_epu64, _mm_cvtpd_epi64, _mm_cvtpd_epu64,
3743 _mm_cvttps_epi64, _mm_maskz_cvttps_epi64, _mm_cvttps_epu64,
3744 _mm_maskz_cvttps_epu64, _mm_maskz_mullo_epi64, _mm_cvtps_epi64,
3745 _mm_maskz_cvtps_epi64, _mm_cvtps_epu64, _mm_maskz_cvtps_epu64,
3746 _mm256_extracti64x2_epi64, _mm256_maskz_extracti64x2_epi64): Use
3747 _mm_setzero_si128 instead of _mm_setzero_di.
3748 (_mm256_extracti64x2_epi64, _mm256_maskz_extracti64x2_epi64):
3750 * config/i386/avx512vlbwintrin.h (_mm_maskz_mov_epi8,
3751 _mm_maskz_loadu_epi16, _mm_maskz_mov_epi16, _mm_maskz_loadu_epi8,
3752 _mm_permutexvar_epi16, _mm_maskz_maddubs_epi16): Use
3753 _mm_setzero_si128 instead of _mm_setzero_hi.
3754 (_mm_maskz_min_epu16, _mm_maskz_max_epu8, _mm_maskz_max_epi8,
3755 _mm_maskz_min_epu8, _mm_maskz_min_epi8, _mm_maskz_max_epi16,
3756 _mm_maskz_max_epu16, _mm_maskz_min_epi16): Use _mm_setzero_si128
3757 instead of _mm_setzero_di.
3758 (_mm_dbsad_epu8, _mm_maskz_shufflehi_epi16,
3759 _mm_maskz_shufflelo_epi16): Use _mm_setzero_si128 instead of
3761 (_mm_maskz_shufflehi_epi16, _mm_maskz_shufflelo_epi16,
3762 _mm_maskz_slli_epi16): Use _mm_setzero_si128 instead of
3764 (_mm_maskz_alignr_epi8): Use _mm_setzero_si128 instead of
3766 (_mm_maskz_mulhi_epi16, _mm_maskz_mulhi_epu16, _mm_maskz_mulhrs_epi16,
3767 _mm_maskz_mullo_epi16, _mm_srav_epi16, _mm_srlv_epi16,
3768 _mm_sllv_epi16): Use _mm_setzero_si128 instead of _mm_setzero_hi.
3770 2016-11-22 Carl Love <cel@us.ibm.com>
3772 * config/rs6000/rs6000-c.c: Add built-in support for vector compare
3773 equal and vector compare not equal. The vector compares take two
3774 arguments of type vector bool char, vector bool short, vector bool int,
3775 vector bool long long with the same return type.
3776 * doc/extend.texi: Update built-in documentation file for the new
3779 2016-11-22 Uros Bizjak <ubizjak@gmail.com>
3781 * Makefile.in ($(lang_checks_parallelized)): Fix detection
3784 2016-11-22 Thomas Preud'homme <thomas.preudhomme@arm.com>
3786 * config.gcc: Allow new rmprofile value for configure option
3787 --with-multilib-list.
3788 * config/arm/t-rmprofile: New file.
3789 * doc/install.texi (--with-multilib-list): Document new rmprofile value
3792 2016-11-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3795 * config/arm/vfp.md (*movdi_vfp_cortexa8): Use 'q' constraints for the
3796 register operand in alternatives 4,5,6.
3798 2016-11-22 Thomas Preud'homme <thomas.preudhomme@arm.com>
3801 * config/arm/arm.c (thumb1_compute_save_reg_mask): Mark frame pointer
3802 in save register mask if it is needed.
3804 2016-11-22 Jakub Jelinek <jakub@redhat.com>
3806 PR tree-optimization/78436
3807 * gimple-ssa-store-merging.c (zero_char_buf): Removed.
3808 (shift_bytes_in_array, shift_bytes_in_array_right,
3809 merged_store_group::apply_stores): Formatting fixes.
3810 (clear_bit_region): Likewise. Use memset.
3811 (encode_tree_to_bitpos): Formatting fixes. Fix comment typos - EPXR
3812 instead of EXPR and inerted instead of inserted. Use memset instead
3813 of zero_char_buf. For !BYTES_BIG_ENDIAN decrease byte_size by 1
3817 * expmed.c (expand_divmod): Use wide_int for computation of
3818 op1_is_pow2. Don't set it if op1 is 0. Formatting fixes.
3819 Use size <= HOST_BITS_PER_WIDE_INT instead of
3820 HOST_BITS_PER_WIDE_INT >= size.
3822 PR tree-optimization/78445
3823 * tree-if-conv.c (tree_if_conversion): If any_pred_load_store or
3824 any_complicated_phi, version loop even if flag_tree_loop_if_convert
3825 is 1. Formatting fix.
3827 2016-11-22 Martin Liska <mliska@suse.cz>
3830 * ipa-icf.c (void sem_item::set_hash): Update m_hash_set.
3831 (sem_function::get_hash): Use the new field.
3832 (sem_function::parse): Remove an argument from ctor.
3833 (sem_variable::parse): Likewise.
3834 (sem_variable::get_hash): Use the new field.
3835 (sem_item_optimizer::read_section): Use new ctor and set hash.
3836 * ipa-icf.h: _hash is removed from sem_item::sem_item,
3837 sem_variable::sem_variable, sem_function::sem_function.
3839 2016-11-21 Jeff Law <law@redhat.com>
3842 * config/cris/cris.md: Don't call copy_to_mode_reg unless
3843 can_create_pseudo_p is true.
3845 2016-11-21 Segher Boessenkool <segher@kernel.crashing.org>
3848 * config/rs6000/rs6000.md (*rotlsi3_insert_5, *rotldi3_insert_6,
3849 *rotldi3_insert_7): New define_insns.
3851 2016-11-21 Michael Meissner <meissner@linux.vnet.ibm.com>
3853 * config/rs6000/rs6000.md (movdi_internal32): Change constraints
3854 so that DImode can be allocated to FP/vector registers in more
3855 cases, and we can avoid direct move operations. If the register
3856 needs reloading, prefer GPRs over FP/vector registers. In the
3857 case of FPR vs. Altivec registers, prefer FPR registers unless we
3858 have the ISA 3.0 reg+offset scalar instructions.
3859 (movdi_internal64): Likewise.
3861 2016-11-21 Jakub Jelinek <jakub@redhat.com>
3864 * omp-simd-clone.c (simd_clone_adjust_argument_types): Use NULL prefix
3865 for tmp simd array if DECL_NAME (parm) is NULL.
3867 2016-11-20 Jeff Law <law@redhat.com>
3870 * config/m68k/predicates.md (swap_peephole_relational_operator): New
3872 * config/m68k/m68k.md (relational tests against 65535/65536): New
3875 2016-11-21 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3877 * tree-ssa-loop-prefetch.c: Delete FIXME after the includes.
3879 2016-11-21 Martin Sebor <msebor@redhat.com>
3881 * doc/invoke.texi (-fprintf-return-value): Document that option
3882 is enabled by default.
3884 2016-11-21 Georg-Johann Lay <avr@gjlay.de>
3886 * config/avr/avr-c.c (avr_register_target_pragmas): Use C++
3887 for-loop declaration of loop variable.
3888 (avr_register_target_pragmas, avr_cpu_cpp_builtins): Same.
3889 * config/avr/avr.c (avr_popcount_each_byte)
3890 (avr_init_expanders, avr_regs_to_save, sequent_regs_live)
3891 (get_sequence_length, avr_prologue_setup_frame, avr_map_metric)
3892 (avr_expand_epilogue, avr_function_arg_advance)
3893 (avr_out_compare, avr_out_plus_1, avr_out_bitop, avr_out_fract)
3894 (avr_rotate_bytes, _reg_unused_after, avr_assemble_integer)
3895 (avr_adjust_reg_alloc_order, output_reload_in_const)
3896 (avr_conditional_register_usage, avr_find_unused_d_reg)
3897 (avr_map_decompose, avr_fold_builtin): Same.
3899 2016-11-21 Georg-Johann Lay <avr@gjlay.de>
3901 * config/avr/avr.c (avr_popcount): Remove static function.
3902 (avr_popcount_each_byte, avr_out_bitop): Use popcount_hwi instead.
3904 2016-11-21 Richard Earnshaw <rearnsha@arm.com>
3906 * arm.opt (mapcs-float): Delete option.
3907 * arm.c (arm_option_override): Remove hunk relating to
3909 * doc/invoke.texi (arm options): Remove documentation for -mapcs-float.
3911 2016-11-21 Richard Sandiford <richard.sandiford@arm.com>
3913 * tree-tailcall.c (process_assignment): Simplify the check for
3914 a valid copy, allowing the source to be a local variable as
3915 well as an SSA name.
3916 (find_tail_calls): Allow copies between local variables to follow
3917 the call. Allow the result to be stored in any local variable,
3918 even if it's an aggregate.
3919 (eliminate_tail_call): Check whether the result is an SSA name
3920 before updating its SSA_NAME_DEF_STMT.
3922 2016-11-21 David Malcolm <dmalcolm@redhat.com>
3924 PR preprocessor/78324
3925 * input.c (get_substring_ranges_for_loc): Fail gracefully if
3926 -ftrack-macro-expansion has a value other than 2.
3928 2016-11-21 Segher Boessenkool <segher@kernel.crashing.org>
3930 PR rtl-optimization/78400
3931 * shrink-wrap.c (try_shrink_wrapping_separate): Call
3932 df_update_entry_exit_and_calls instead of df_update_entry_block_defs
3933 and df_update_exit_block_uses.
3935 2016-11-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
3938 * doc/invoke.texi (-Wno-builtin-declaration-mismatch): Document the
3939 new default-enabled warning..
3940 * builtin-types.def (BT_CONST_TM_PTR): New primitive type.
3941 (BT_PTR_CONST_STRING): Updated.
3942 (BT_FN_SIZE_STRING_SIZE_CONST_STRING_CONST_PTR): Removed.
3943 (BT_FN_SIZE_STRING_SIZE_CONST_STRING_CONST_TM_PTR): New function type.
3944 * builtins.def (DEF_TM_BUILTIN): Disable BOTH_P for TM builtins.
3945 (strftime): Update builtin function.
3946 * tree-core.h (TI_CONST_TM_PTR_TYPE): New enum value.
3947 * tree.h (const_tm_ptr_type_node): New type node.
3948 * tree.c (free_lang_data, build_common_tree_nodes): Initialize
3949 const_tm_ptr_type_node.
3951 2016-11-21 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3953 PR tree-optimization/78413
3954 * tree-if-conv.c (versionable_outer_loop_p): Require that both
3955 inner and outer loop latches have single predecessors.
3957 2016-11-21 Georg-Johann Lay <avr@gjlay.de>
3960 * config/avr/avr.c (avr_decl_maybe_lds_p): New static function.
3961 (avr_encode_section_info) [TARGET_ABSDATA && AVR_TINY]: Use it.
3963 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3965 * rtl.h: Adjust prototype.
3966 * rtlanal.c (dead_or_set_p): Change argument type to rtx_insn *.
3967 (dead_or_set_regno_p): Likewise.
3969 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3971 * rtl.h: Adjust prototype.
3972 * rtlanal.c (add_int_reg_note): Change argument type to rtx_insn *.
3974 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3976 * function.c (contains): Change argument type to rtx_insn *.
3977 (prologue_contains): Likewise.
3978 (epilogue_contains): Likewise.
3979 (prologue_epilogue_contains): Likewise.
3980 * function.h: Adjust prototype.
3982 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3984 * optabs.c (emit_libcall_block): Change argument type to
3986 * optabs.h: Adjust prototype.
3988 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3990 * cfgrtl.c (delete_insn): Change argument type to rtx_insn *.
3991 (fixup_reorder_chain): Adjust.
3992 * cfgrtl.h: Adjust prototype.
3994 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3996 * rtl.h: Adjust prototype.
3997 * rtlanal.c (replace_label_in_insn): Change argument type to
4000 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4002 * config/v850/v850.c (expand_prologue): Adjust.
4003 (expand_epilogue): Likewise.
4004 * expr.c (init_expr_target): Likewise.
4005 * genrecog.c (print_subroutine): Always make the argument type
4007 * recog.h: Adjust prototype.
4009 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4011 * config/aarch64/aarch64.c (aarch64_emit_unlikely_jump): split
4012 up variables to make some rtx_insn *.
4013 * config/alpha/alpha.c (emit_unlikely_jump): Likewise.
4014 * config/arc/arc.c: Likewise.
4015 * config/arm/arm.c: Likewise.
4016 * config/mn10300/mn10300.c (mn10300_legitimize_pic_address): Likewise.
4017 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue):
4019 * config/spu/spu.c (spu_emit_branch_hint): Likewise.
4021 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4023 * config/arm/arm.c (legitimize_pic_address): Change to use
4024 rtx_insn * as the type of variables.
4025 (arm_pic_static_addr): Likewise.
4026 (arm_emit_movpair): Likewise.
4027 * config/c6x/c6x.c (reorg_split_calls): Likewise.
4028 * config/darwin.c (machopic_legitimize_pic_address): Likewise.
4029 * config/frv/frv.c (frv_optimize_membar_local): Likewise.
4030 * config/frv/frv.md: Likewise.
4031 * config/i386/i386-protos.h: Likewise.
4032 * config/i386/i386.c (ix86_expand_split_stack_prologue): Likewise.
4033 (ix86_split_fp_branch): Likewise.
4034 (predict_jump): Likewise.
4035 * config/ia64/ia64.c: Likewise.
4036 * config/mcore/mcore.c: Likewise.
4037 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Likewise.
4038 * config/s390/s390.c: Likewise.
4039 * config/s390/s390.md: Likewise.
4040 * config/spu/spu.md: Likewise.
4041 * config/tilegx/tilegx.c (tilegx_legitimize_tls_address): Likewise.
4042 * lower-subreg.c (resolve_simple_move): Likewise.
4044 2016-11-20 Jeff Law <law@redhat.com>
4047 * reload.h (struct target_reload): Make x_double_reg_address_ok
4049 * reload.c (find_reloads_address): Check if double_reg_address_ok
4050 is true for the mode of the memory reference.
4051 * reload1.c (init_reload): Initialize double_reg_address_ok for
4054 2016-11-20 Aldy Hernandez <aldyh@redhat.com>
4057 * tree-ssa-uninit.c: Define new global max_phi_args.
4058 (compute_uninit_opnds_pos): Use max_phi_args.
4059 (prune_uninit_phi_opnds): Same.
4060 (use_pred_not_overlap_with_undef_path_pred): Remove reference to
4061 missing NUM_PREDS in function comment.
4062 (can_one_predicate_be_invalidated_p): New.
4063 (can_chain_union_be_invalidated_p): New.
4064 (flatten_out_predicate_chains): New.
4065 (uninit_ops_invalidate_phi_use): New.
4066 (is_use_properly_guarded): Call uninit_ops_invalidate_phi_use.
4068 2016-11-20 Marc Glisse <marc.glisse@inria.fr>
4070 * fold-const.c (fold_comparison): Ignore EXACT_DIV_EXPR.
4071 * match.pd (A /[ex] B CMP C): New simplifications.
4073 2016-11-20 Marc Glisse <marc.glisse@inria.fr>
4075 * match.pd (0 / X, X / X, X % X): New simplifications.
4077 2016-11-19 Jakub Jelinek <jakub@redhat.com>
4079 * config/i386/i386.c (ix86_can_inline_p): Use || instead of &
4080 when checking if callee's isa flags are subset of caller's isa flags.
4081 Fix comment wording.
4083 * config/i386/i386.c (ix86_valid_target_attribute_tree): Don't
4084 clear opts->x_ix86_isa_flags, clear opts->x_ix86_isa_flags2
4085 instead and using = 0 instead of &= 0.
4087 * config/i386/i386.c (def_builtin, def_builtin2, def_builtin_const2,
4088 ix86_add_new_builtins): Formatting fixes.
4089 (ix86_expand_builtin): Use || instead of && for isa vs. isa2.
4090 (ix86_get_builtin): Likewise.
4092 * config/i386/i386.c (ix86_expand_builtin): Remove msk_mov variable,
4093 don't initialize it, don't use it for the case where it isn't
4094 provable %{z} nor using the same argument, instead move merge
4095 argument into a new pseudo and use that as target. Formatting fixes.
4097 2016-11-19 Jeff Law <law@redhat.com>
4100 * config/m68k/m68k.md (bsetdreg): New pattern.
4101 (bchgdreg, bclrdreg): Likewise.
4103 2016-11-19 Kaz Kojima <kkojima@gcc.gnu.org>
4106 * config/sh/sh-mem.cc (sh_expand_cmpnstr): Use copy_to_mode_reg
4107 instead of force_reg.
4108 (sh_expand_setmem): Likewise.
4110 2016-11-19 Krister Walfridsson <krister.walfridsson@gmail.com>
4112 * config.gcc (*-*-netbsd): Set use_gcc_stdint=wrap.
4114 2016-11-18 Walter Lee <walt@tilera.com>
4116 * config/tilegx/tilegx.c (tilegx_gen_bundles): Preserve
4117 end-of-bundle marker for consecutive barriers.
4119 2016-11-18 Walter Lee <walt@tilera.com>
4121 * config/tilegx/tilegx.md (clzsi2): Fix for big-endian.
4123 2016-11-18 Jakub Jelinek <jakub@redhat.com>
4126 * multiple_target.c (get_attr_len): Start with argnum and increment
4127 argnum on every arg. Use strchr in a loop instead of counting commas
4129 (get_attr_str): Increment argnum for every comma in the string.
4130 (separate_attrs): Use for instead of while loop, simplify.
4131 (expand_target_clones): Rename defenition argument to definition.
4132 Free attrs and attr_str even when diagnosing errors. Temporarily
4133 change input_location around targetm.target_option.valid_attribute_p
4134 calls. Don't emit warning or errors if that function fails.
4136 * dwarf2out.c (size_of_discr_list): Fix typo in function comment.
4139 * dwarf2out.c (abbrev_opt_base_type_end): New variable.
4140 (die_abbrev_cmp): Sort dies with die_abbrev smaller than
4141 abbrev_opt_base_type_end only by increasing die_abbrev, before
4143 (optimize_abbrev_table): Don't change abbrev numbers of
4144 base types and CU or optimize implicit consts in them if
4145 calc_base_type_die_sizes has been called during build_abbrev_table.
4146 (calc_base_type_die_sizes): If abbrev_opt_start, set
4147 abbrev_opt_base_type_end to one plus largest base type's die_abbrev.
4149 2016-11-18 Jeff Law <law@redhat.com>
4152 * config/m68k/m68k.c (moveq feeding equality comparison): New
4154 * config/m68k/predicates.md (addq_subq_operand): New predicate.
4155 (equality_comparison_operator): Likewise.
4157 2016-11-18 Richard Sandiford <richard.sandiford@arm.com>
4159 * rtlanal.c (load_extend_op): Move to...
4160 * rtl.h: ...here and make inline.
4162 2016-11-18 Terry Guo <terry.guo@arm.com>
4163 Thomas Preud'homme <thomas.preudhomme@arm.com>
4165 * common/config/arm/arm-common.c (arm_target_thumb_only): New function.
4166 * config/arm/arm-opts.h: Include arm-flags.h.
4167 (struct arm_arch_core_flag): Define.
4168 (arm_arch_core_flags): Define.
4169 * config/arm/arm-protos.h: Include arm-flags.h
4170 (FL_NONE, FL_ANY, FL_CO_PROC, FL_ARCH3M, FL_MODE26, FL_MODE32,
4171 FL_ARCH4, FL_ARCH5, FL_THUMB, FL_LDSCHED, FL_STRONG, FL_ARCH5E,
4172 FL_XSCALE, FL_ARCH6, FL_VFPV2, FL_WBUF, FL_ARCH6K, FL_THUMB2, FL_NOTM,
4173 FL_THUMB_DIV, FL_VFPV3, FL_NEON, FL_ARCH7EM, FL_ARCH7, FL_ARM_DIV,
4174 FL_ARCH8, FL_CRC32, FL_SMALLMUL, FL_NO_VOLATILE_CE, FL_IWMMXT,
4175 FL_IWMMXT2, FL_ARCH6KZ, FL2_ARCH8_1, FL2_ARCH8_2, FL2_FP16INST,
4176 FL_TUNE, FL_FOR_ARCH2, FL_FOR_ARCH3, FL_FOR_ARCH3M, FL_FOR_ARCH4,
4177 FL_FOR_ARCH4T, FL_FOR_ARCH5, FL_FOR_ARCH5T, FL_FOR_ARCH5E,
4178 FL_FOR_ARCH5TE, FL_FOR_ARCH5TEJ, FL_FOR_ARCH6, FL_FOR_ARCH6J,
4179 FL_FOR_ARCH6K, FL_FOR_ARCH6Z, FL_FOR_ARCH6ZK, FL_FOR_ARCH6KZ,
4180 FL_FOR_ARCH6T2, FL_FOR_ARCH6M, FL_FOR_ARCH7, FL_FOR_ARCH7A,
4181 FL_FOR_ARCH7VE, FL_FOR_ARCH7R, FL_FOR_ARCH7M, FL_FOR_ARCH7EM,
4182 FL_FOR_ARCH8A, FL2_FOR_ARCH8_1A, FL2_FOR_ARCH8_2A, FL_FOR_ARCH8M_BASE,
4183 FL_FOR_ARCH8M_MAIN, arm_feature_set, ARM_FSET_MAKE,
4184 ARM_FSET_MAKE_CPU1, ARM_FSET_MAKE_CPU2, ARM_FSET_CPU1, ARM_FSET_CPU2,
4185 ARM_FSET_EMPTY, ARM_FSET_ANY, ARM_FSET_HAS_CPU1, ARM_FSET_HAS_CPU2,
4186 ARM_FSET_HAS_CPU, ARM_FSET_ADD_CPU1, ARM_FSET_ADD_CPU2,
4187 ARM_FSET_DEL_CPU1, ARM_FSET_DEL_CPU2, ARM_FSET_UNION, ARM_FSET_INTER,
4188 ARM_FSET_XOR, ARM_FSET_EXCLUDE, ARM_FSET_IS_EMPTY,
4189 ARM_FSET_CPU_SUBSET): Move to ...
4190 * config/arm/arm-flags.h: This new file.
4191 * config/arm/arm.h (TARGET_MODE_SPEC_FUNCTIONS): Define.
4192 (EXTRA_SPEC_FUNCTIONS): Add TARGET_MODE_SPEC_FUNCTIONS to its value.
4193 (TARGET_MODE_SPECS): Define.
4194 (DRIVER_SELF_SPECS): Add TARGET_MODE_SPECS to its value.
4196 2016-11-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
4198 * config/arm/arm-protos.h (FL_NONE, FL_ANY, FL_CO_PROC, FL_ARCH3M,
4199 FL_MODE26, FL_MODE32, FL_ARCH4, FL_ARCH5, FL_THUMB, FL_LDSCHED,
4200 FL_STRONG, FL_ARCH5E, FL_XSCALE, FL_ARCH6, FL_VFPV2, FL_WBUF,
4201 FL_ARCH6K, FL_THUMB2, FL_NOTM, FL_THUMB_DIV, FL_VFPV3, FL_NEON,
4202 FL_ARCH7EM, FL_ARCH7, FL_ARM_DIV, FL_ARCH8, FL_CRC32, FL_SMALLMUL,
4203 FL_NO_VOLATILE_CE, FL_IWMMXT, FL_IWMMXT2, FL_ARCH6KZ, FL2_ARCH8_1,
4204 FL2_ARCH8_2, FL2_FP16INST): Reindent comment, add final dot when
4205 missing and make value unsigned.
4206 (arm_feature_set): Use unsigned entries instead of unsigned long.
4208 2016-11-18 Dominik Vogt <vogt@linux.vnet.ibm.com>
4210 Re-apply after PR bootstrap/77359 is fixed:
4211 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
4213 * explow.c (get_dynamic_stack_size): Take known alignment of stack
4214 pointer + STACK_DYNAMIC_OFFSET into account when calculating the
4217 2016-11-18 Dominik Vogt <vogt@linux.vnet.ibm.com>
4220 * config/rs6000/rs6000.c (rs6000_stack_info): Properly align local
4221 variables in functions calling alloca. Also update the ASCII
4223 * config/rs6000/rs6000.h (STARTING_FRAME_OFFSET)
4224 (STACK_DYNAMIC_OFFSET): Likewise.
4225 * config/rs6000/aix.h (STARTING_FRAME_OFFSET)
4226 (STACK_DYNAMIC_OFFSET): Copy AIX specific versions of the rs6000.h
4229 2016-11-18 Richard Sandiford <richard.sandiford@arm.com>
4230 Alan Hayward <alan.hayward@arm.com>
4231 David Sherwood <david.sherwood@arm.com>
4233 * combine.c (try_combine): Use rtx_mode_t instead of std::make_pair.
4234 * dwarf2out.c (mem_loc_descriptor, loc_descriptor): Likewise.
4235 (add_const_value_attribute): Likewise.
4236 * explow.c (plus_constant): Likewise.
4237 * expmed.c (expand_mult, make_tree): Likewise.
4238 * expr.c (convert_modes): Likewise.
4239 * loop-doloop.c (doloop_optimize): Likewise.
4240 * postreload.c (reload_cse_simplify_set): Likewise.
4241 * simplify-rtx.c (simplify_const_unary_operation): Likewise
4242 (simplify_binary_operation_1, simplify_const_binary_operation):
4244 (simplify_const_relational_operation, simplify_immed_subreg): Likewise.
4245 * wide-int.h: Update documentation to recommend rtx_mode_t
4246 instead of std::make_pair.
4248 2016-11-18 Richard Sandiford <richard.sandiford@arm.com>
4249 Alan Hayward <alan.hayward@arm.com>
4250 David Sherwood <david.sherwood@arm.com>
4252 * tree.h (SET_DECL_MODE): New macro.
4253 * cfgexpand.c (avoid_deep_ter_for_debug): Use SET_DECL_MODE.
4254 (expand_gimple_basic_block): Likewise.
4255 * function.c (split_complex_args): Likeise.
4256 * ipa-prop.c (ipa_modify_call_arguments): Likewise.
4257 * omp-simd-clone.c (ipa_simd_modify_stmt_ops): Likewise.
4258 * stor-layout.c (layout_decl, relayout_decl): Likewise.
4259 (finish_bitfield_representative): Likewise.
4260 * tree.c (make_node_stat): Likewise.
4261 * tree-inline.c (remap_ssa_name): Likewise.
4262 (tree_function_versioning): Likewise.
4263 * tree-into-ssa.c (rewrite_debug_stmt_uses): Likewise.
4264 * tree-sra.c (sra_ipa_reset_debug_stmts): Likewise.
4265 * tree-ssa-ccp.c (optimize_atomic_bit_test_and): Likewise.
4266 * tree-ssa-loop-ivopts.c (remove_unused_ivs): Likewise.
4267 * tree-ssa.c (insert_debug_temp_for_var_def): Likewise.
4268 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Likewise.
4269 * varasm.c (make_debug_expr_from_rtl): Likewise.
4271 2016-11-18 Segher Boessenkool <segher@kernel.crashing.org>
4273 PR rtl-optimization/71785
4274 * bb-reorder.c (maybe_duplicate_computed_goto): New function.
4275 (duplicate_computed_gotos): New function.
4276 (pass_duplicate_computed_gotos::execute): Rewrite.
4278 2016-11-17 Jeff Law <law@redhat.com>
4281 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a scheduling
4282 barrier prior to deallocating the stack.
4284 2016-11-17 Andrew Burgess <andrew.burgess@embecosm.com>
4286 * config/arc/arc.md (cmem bit/sign-extend peephole2): New peephole
4287 to make better use of cmem loads in the case where a single bit is
4289 * config/arc/predicates.md (ge_lt_comparison_operator): New predicate.
4291 2016-11-17 Andrew Senkevich <andrew.senkevich@intel.com>
4293 * config/i386/i386.c (processor_features): Add F_AVX5124VNNIW,
4295 (isa_names_table): Handle new features.
4297 2016-11-17 Kirill Yukhin <kirill.yukhin@gmail.com>
4298 Andrew Senkevich <andrew.senkevich@intel.com>
4300 * common/config/i386/i386-common.c (OPTION_MASK_ISA_AVX5124FMAPS_SET,
4301 OPTION_MASK_ISA_AVX5124FMAPS_UNSET, OPTION_MASK_ISA_AVX5124VNNIW_SET,
4302 OPTION_MASK_ISA_AVX5124VNNIW_UNSET): New.
4303 (ix86_handle_option): Handle OPT_mavx5124fmaps, OPT_mavx5124vnniw.
4304 * config.gcc: Add avx5124fmapsintrin.h, avx5124vnniwintrin.h.
4305 * config/i386/avx5124fmapsintrin.h: New file.
4306 * config/i386/avx5124vnniwintrin.h: Ditto.
4307 * config/i386/constraints.md (h): New constraint.
4308 * config/i386/cpuid.h (bit_AVX5124VNNIW, bit_AVX5124FMAPS): New.
4309 * config/i386/driver-i386.c (host_detect_local_cpu):
4310 Detect avx5124fmaps, avx5124vnniw.
4311 * config/i386/i386-builtin-types.def: Add types
4312 V16SF_FTYPE_V16SF_V16SF_V16SF_V16SF_V16SF_PCV4SF_V16SF_UHI,
4313 V16SF_FTYPE_V16SF_V16SF_V16SF_V16SF_V16SF_PCV4SF,
4314 V4SF_FTYPE_V4SF_V4SF_V4SF_V4SF_V4SF_PCV4SF,
4315 V4SF_FTYPE_V4SF_V4SF_V4SF_V4SF_V4SF_PCV4SF_V4SF_UQI,
4316 V16SI_FTYPE_V16SI_V16SI_V16SI_V16SI_V16SI_PCV4SI,
4317 V16SI_FTYPE_V16SI_V16SI_V16SI_V16SI_V16SI_PCV4SI_V16SI_UHI.
4318 * config/i386/i386-builtin.def (__builtin_ia32_4fmaddps_mask,
4319 __builtin_ia32_4fmaddps, __builtin_ia32_4fmaddss,
4320 __builtin_ia32_4fmaddss_mask, __builtin_ia32_4fnmaddps_mask,
4321 __builtin_ia32_4fnmaddps, __builtin_ia32_4fnmaddss,
4322 __builtin_ia32_4fnmaddss_mask, __builtin_ia32_vp4dpwssd,
4323 __builtin_ia32_vp4dpwssd_mask, __builtin_ia32_vp4dpwssds,
4324 __builtin_ia32_vp4dpwssds_mask): New.
4325 * config/i386/i386-c.c (ix86_target_macros_internal):
4326 Define __AVX5124FMAPS__, __AVX5124VNNIW__.
4327 * config/i386/i386-modes.def: Fixed comment typos, added new
4328 modes (VECTOR_MODES (FLOAT, 256), VECTOR_MODE (INT, SI, 64)).
4329 * config/i386/i386.c (ix86_target_string): Add -mavx5124fmaps,
4331 (PTA_AVX5124FMAPS, PTA_AVX5124VNNIW): Define.
4332 (ix86_option_override_internal): Handle new options.
4333 (ix86_valid_target_attribute_inner_p): Add avx5124fmaps,
4335 (ix86_expand_builtin): Handle new builtins.
4336 (ix86_additional_allocno_class_p): New.
4337 * config/i386/i386.h (TARGET_AVX5124FMAPS, TARGET_AVX5124FMAPS_P,
4338 TARGET_AVX5124VNNIW, TARGET_AVX5124VNNIW_P): Define.
4339 (reg_class): Add MOD4_SSE_REGS.
4340 (MOD4_SSE_REG_P, MOD4_SSE_REGNO_P): New.
4341 * config/i386/i386.opt: Add mavx5124fmaps, mavx5124vnniw.
4342 * config/i386/immintrin.h: Include avx5124fmapsintrin.h,
4343 avx5124vnniwintrin.h.
4344 * config/i386/sse.md (unspec): Add UNSPEC_VP4FMADD, UNSPEC_VP4FNMADD,
4345 UNSPEC_VP4DPWSSD, UNSPEC_VP4DPWSSDS.
4346 (define_mode_iterator IMOD4): New.
4347 (define_mode_attr imod4_narrow): Ditto.
4348 (define_insn "mov<mode>"): Ditto.
4349 (define_insn "avx5124fmaddps_4fmaddps"): Ditto.
4350 (define_insn "avx5124fmaddps_4fmaddps_mask"): Ditto.
4351 (define_insn "avx5124fmaddps_4fmaddps_maskz"): Ditto.
4352 (define_insn "avx5124fmaddps_4fmaddss"): Ditto.
4353 (define_insn "avx5124fmaddps_4fmaddss_mask"): Ditto.
4354 (define_insn "avx5124fmaddps_4fmaddss_maskz"): Ditto.
4355 (define_insn "avx5124fmaddps_4fnmaddps"): Ditto.
4356 (define_insn "avx5124fmaddps_4fnmaddps_mask"): Ditto.
4357 (define_insn "avx5124fmaddps_4fnmaddps_maskz"): Ditto.
4358 (define_insn "avx5124fmaddps_4fnmaddss"): Ditto.
4359 (define_insn "avx5124fmaddps_4fnmaddss_mask"): Ditto.
4360 (define_insn "avx5124fmaddps_4fnmaddss_maskz"): Ditto.
4361 (define_insn "avx5124vnniw_vp4dpwssd"): Ditto.
4362 (define_insn "avx5124vnniw_vp4dpwssd_mask"): Ditto.
4363 (define_insn "avx5124vnniw_vp4dpwssd_maskz"): Ditto.
4364 (define_insn "avx5124vnniw_vp4dpwssds"): Ditto.
4365 (define_insn "avx5124vnniw_vp4dpwssds_mask"): Ditto.
4366 (define_insn "avx5124vnniw_vp4dpwssds_maskz"): Ditto.
4367 * init-regs.c (initialize_uninitialized_regs): Add emit_clobber call.
4368 * genmodes.c (mode_size_inline): Extend return type.
4369 * machmode.h (mode_size, mode_base_align): Extend type.
4371 2016-11-17 Michael Meissner <meissner@linux.vnet.ibm.com>
4374 * config/rs6000/predicates.md (fusion_addis_mem_combo_load): Add
4375 the appropriate checks for SFmode/DFmode load/stores in GPR
4377 (fusion_addis_mem_combo_store): Likewise.
4378 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Rename
4379 fusion_fpr_* to fusion_vsx_* and add in support for ISA 3.0 scalar
4380 d-form instructions for traditional Altivec registers.
4381 (emit_fusion_p9_load): Likewise.
4382 (emit_fusion_p9_store): Likewise.
4383 * config/rs6000/rs6000.md (p9 fusion store peephole2): Remove
4384 early clobber from scratch register. Do not match if the register
4385 being stored is the scratch register.
4386 (fusion_vsx_<P:mode>_<FPR_FUSION:mode>_load): Rename fusion_fpr_*
4387 to fusion_vsx_* and add in support for ISA 3.0 scalar d-form
4388 instructions for traditional Altivec registers.
4389 (fusion_fpr_<P:mode>_<FPR_FUSION:mode>_load): Likewise.
4390 (fusion_vsx_<P:mode>_<FPR_FUSION:mode>_store): Likewise.
4391 (fusion_fpr_<P:mode>_<FPR_FUSION:mode>_store): Likewise.
4393 2016-11-17 Thomas Preud'homme <thomas.preudhomme@arm.com>
4396 * config/arm/arm.c (thumb1_expand_prologue): Distinguish between lr
4397 being live in the function and lr needing to be saved. Distinguish
4398 between already saved pushable registers and registers to push.
4399 Check for LR being an available pushable register.
4401 2016-11-17 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
4403 * config/i386/i386.md (cmpstrnsi): New test to bail out if neither
4404 string input is a string constant.
4405 * builtins.c (expand_builtin_strncmp): Attempt expansion of strncmp
4406 via cmpstrnsi even if neither string is constant.
4408 2016-11-17 Jakub Jelinek <jakub@redhat.com>
4411 * varasm.c (default_use_anchors_for_symbol_p): Fix a comment typo.
4412 Don't test decl != NULL. Don't look at DECL_SIZE, but DECL_SIZE_UNIT
4413 instead, return false if it is NULL, or doesn't fit into uhwi, or
4414 is larger or equal to targetm.max_anchor_offset.
4416 2016-11-17 Pip Cet <pipcet@gmail.com>
4417 Eric Botcazou <ebotcazou@adacore.com>
4419 PR rtl-optimization/78355
4420 * doc/tm.texi.in (SLOW_UNALIGNED_ACCESS): Document that the macro only
4421 needs to deal with unaligned accesses.
4422 * doc/tm.texi: Regenerate.
4423 * lra-constraints.c (simplify_operand_subreg): Only invoke
4424 SLOW_UNALIGNED_ACCESS on innermode if the MEM is not aligned enough.
4426 2016-11-17 David Malcolm <dmalcolm@redhat.com>
4428 * input.c (selftest::test_lexer_string_locations_long_line): New
4430 (selftest::test_lexer_string_locations_raw_string_multiline): New
4432 (selftest::input_c_tests): Call the new functions, via
4433 for_each_line_table_case.
4435 2016-11-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4437 * config/aarch64/aarch64.md (mov<mode>): Call
4438 aarch64_split_dimode_const_store on DImode constant stores.
4439 * config/aarch64/aarch64-protos.h (aarch64_split_dimode_const_store):
4441 * config/aarch64/aarch64.c (aarch64_split_dimode_const_store): New
4444 2016-11-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4445 Richard Biener <rguenther@suse.de>
4447 PR tree-optimization/77848
4448 * tree-if-conv.c (tree_if_conversion): Always version loops unless
4449 the user specified -ftree-loop-if-convert.
4451 2016-11-17 Bernd Edlinger <bernd.edlinger@hotmail.de>
4454 * config/arm/arm.md (*thumb2_ldrd, *thumb2_ldrd_base,
4455 *thumb2_ldrd_base_neg, *thumb2_strd, *thumb2_strd_base,
4456 *thumb2_strd_base_neg): Recognize insn regardless of
4457 current_tune->prefer_ldrd_strd.
4458 * config/arm/ldrdstrd.md: Enable all ldrd/strd peephole rules
4461 2016-11-17 Claudiu Zissulescu <claziss@synopsys.com>
4463 * config/arc/arc.c (arc_ccfsm_post_advance): Handle return
4466 2016-11-17 Claudiu Zissulescu <claziss@synopsys.com>
4468 * config/arc/arc-arches.def: Add FPX quarkse instruction as valid
4470 * config/arc/arc-c.def (__ARC_FPX_QUARK__): Define.
4471 * config/arc/arc-cpus.def (quarkse_em): Add.
4472 * config/arc/arc-options.def (FL_FPX_QUARK, FL_QUARK): Likewise.
4473 * config/arc/arc-opts.h (FPX_QK): Define.
4474 * config/arc/arc-tables.opt: Regenerate.
4475 * config/arc/arc.c (gen_compare_reg): Change.
4476 (arc_register_move_cost): Avoid Dy,Dx moves.
4477 * config/arc/arc.h (TARGET_HARD_FLOAT): Change.
4478 (TARGET_FPX_QUARK, TARGET_FP_ASSIST): Define.
4479 * config/arc/arc.md (divsf3, sqrtsf2, fix_truncsfsi2, floatsisf2):
4481 * config/arc/fpu.md (divsf3_fpu, sqrtsf2_fpu, floatsisf2_fpu)
4482 (fix_truncsfsi2_fpu): Rename.
4483 * config/arc/fpx.md (cmp_quark, cmpsf_quark_, cmpsf_quark_ord)
4484 (cmpsf_quark_uneq, cmpsf_quark_eq, divsf3_quark, sqrtsf2_quark)
4485 (fix_truncsfsi2_quark, floatsisf2_quark): New patterns.
4486 * config/arc/t-multilib: Regenerate.
4488 2016-11-17 Georg-Johann Lay <avr@gjlay.de>
4490 * config/avr/avr.c (avr_print_operand_address): Use CONST_INT_P if
4492 (ashlqi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out): Same.
4493 (ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Same.
4494 (avr_rtx_costs_1, extra_constraint_Q): Same.
4495 (avr_address_cost): Use SUBREG_P if possible.
4497 2016-11-17 Richard Biener <rguenther@suse.de>
4500 * tree-cfgcleanup.c (cleanup_control_flow_bb): Do not turn
4501 non-local goto into CFG.
4503 2016-11-17 Richard Biener <rguenther@suse.de>
4505 * common.opt (ftree-loop-if-convert-stores): Mark as preserved for
4506 backward compatibility.
4507 * doc/invoke.texi (ftree-loop-if-convert-stores): Remove.
4508 * tree-if-conv.c (pass_if_conversion::gate): Do not test
4509 flag_tree_loop_if_convert_stores.
4510 (pass_if_conversion::execute): Likewise.
4512 2016-11-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4514 * config/aarch64/predicates.md (aarch64_reg_or_fp_zero): Check for
4515 const_double code before calling aarch64_float_const_zero_rtx_p.
4517 2016-11-17 Richard Biener <rguenther@suse.de>
4519 PR tree-optimization/78306
4520 * ipa-inline-analysis.c (initialize_inline_failed): Do not
4521 inhibit inlining if function calls cilk_spawn.
4522 (can_inline_edge_p): Likewise.
4524 2016-11-17 Richard Biener <rguenther@suse.de>
4527 * fold-const.c (negate_expr_p): Fix multiplication case.
4529 2016-11-17 Chung-Lin Tang <cltang@codesourcery.com>
4532 * config/nios2/nios2.c (nios2_init_libfuncs): Remove TARGET_LINUX_ABI
4534 (TARGET_INIT_LIBFUNCS): Delete definition and...
4535 * config/nios2/linux.h (TARGET_INIT_LIBFUNCS): ...move to here, add
4538 2016-11-17 Krister Walfridsson <krister.walfridsson@gmail.com>
4540 * config/netbsd-stdint.h: New.
4541 * config.gcc (i[34567]86-*-netbsd): Add netbsd-stdint.h to tm_file.
4542 (x86_64-*-netbsd*): Likewise.
4544 2016-11-16 Andrew PInski <apinski@cavium.com>
4546 * config/aarch64/aarch64.opt (mverbose-cost-dump): New option.
4547 * config/aarch64/aarch64.c (aarch64_rtx_costs): Use
4548 flag_aarch64_verbose_cost instead of checking for details dump.
4549 (aarch64_rtx_costs_wrapper): Likewise.
4551 2016-11-16 Jakub Jelinek <jakub@redhat.com>
4553 PR rtl-optimization/78378
4554 * combine.c (make_extraction): Use force_to_mode for non-{REG,MEM}
4555 inner only if pos is 0. Fix up formatting.
4557 2016-11-17 Alan Modra <amodra@gmail.com>
4559 PR rtl-optimization/78325
4560 PR rtl-optimization/70890
4561 * ira.c (combine_and_move_insns): Only remove REG_EQUIV notes
4564 2016-11-16 Jason Merrill <jason@redhat.com>
4566 * rtl.h: Declare gt_ggc_mx and gt_pch_nx.
4568 2016-11-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4569 Richard Biener <rguenther@suse.de>
4571 PR tree-optimization/77848
4572 * tree-if-conv.c (version_loop_for_if_conversion): When versioning
4573 an outer loop, only save basic block aux information for the inner
4575 (versionable_outer_loop_p): New function.
4576 (tree_if_conversion): Version the outer loop instead of the inner
4577 one if the pattern will be recognized for outer-loop
4580 2016-11-16 Andrew Burgess <andrew.burgess@embecosm.com>
4582 * gcc/bb-reorder.c: Remove 'toplev.h' include.
4583 (pass_partition_blocks::gate): No longer check
4584 user_defined_section_attribute, instead check the function decl
4585 for a section attribute.
4586 * gcc/c-family/c-attribs.c (handle_section_attribute): No longer
4587 set user_defined_section_attribute.
4588 * gcc/final.c (rest_of_handle_final): Likewise.
4589 * gcc/toplev.c: Remove definition of user_defined_section_attribute.
4590 * gcc/toplev.h: Remove declaration of
4591 user_defined_section_attribute.
4593 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
4595 * config/mips/mips.md (casesi_internal_mips16_<mode>):
4596 Explicitly switch between JR and JRC for the table jump. Adjust
4599 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
4601 * config/mips/mips.md (casesi_internal_mips16_<mode>): Set
4602 `insn_count' to 11 rather than 16.
4604 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
4606 * config/mips/mips.md (casesi_internal_mips16_<mode>): Use the
4607 `ltu' rather than `leu' operation in the RTL pattern
4609 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
4611 * config/mips/mips.md (casesi_internal_mips16_<mode>): Add
4612 missing <d> instruction prefixes throughout. Correct
4615 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
4617 * config/mips/mips.c (mips_output_jump): Output R_MICROMIPS_JALR
4618 rather than R_MIPS_JALR relocation in microMIPS code. Do not
4619 cancel short delay slots in PIC call relaxation.
4621 2016-11-16 Thomas Preud'homme <thomas.preudhomme@arm.com>
4623 * config/arm/arm.md (arm_addsi3): Add alternative for addition of
4624 general register with general register or ARM constant into SP
4627 2016-11-16 Jakub Jelinek <jakub@redhat.com>
4630 * omp-low.c (expand_omp_for_static_nochunk): Don't assert
4631 that loop->header == body_bb if broken_loop.
4633 2015-11-16 Wilco Dijkstra <wdijkstr@arm.com>
4635 * tree-ssa-math-opts.c (bswap_replace): Remove test
4636 of SLOW_UNALIGNED_ACCESS.
4638 2016-11-16 Alexander Monakov <amonakov@ispras.ru>
4640 * config/nvptx/mkoffload.c (main): Check that either OpenACC or OpenMP
4641 is selected. Pass -mgomp to offload compiler in OpenMP case.
4642 * config/nvptx/nvptx-protos.h (nvptx_shuffle_kind): Move enum
4643 declaration from nvptx.c.
4644 (nvptx_gen_shuffle): Declare.
4645 (nvptx_output_set_softstack): Declare.
4646 * config/nvptx/nvptx.c (nvptx_shuffle_kind): Move to nvptx-protos.h.
4647 (need_softstack_decl): New variable.
4648 (need_unisimt_decl): New variable.
4649 (diagnose_openacc_conflict): New. Use it...
4650 (nvptx_option_override): ...here. Handle TARGET_GOMP.
4651 (nvptx_encode_section_info): Handle "shared" attribute.
4652 (write_as_kernel): Restrict to OpenACC target regions.
4653 (init_softstack_frame): New.
4654 (nvptx_init_unisimt_predicate): New.
4655 (write_omp_entry): New. Use it...
4656 (nvptx_declare_function_name): ...here to emit OpenMP target region
4657 entrypoints. Handle TARGET_SOFT_STACK. Call
4658 nvptx_init_unisimt_predicate.
4659 (nvptx_output_set_softstack): New.
4660 (nvptx_get_drap_rtx): Return %argp as the DRAP if needed.
4661 (nvptx_gen_shuffle): Export.
4662 (nvptx_output_call_insn): Handle COND_EXEC patterns. Emit instruction
4664 (nvptx_print_operand): Fix handling of instruction predicates.
4665 (nvptx_get_unisimt_master): New helper function.
4666 (nvptx_get_unisimt_predicate): Ditto.
4667 (nvptx_call_insn_is_syscall_p): Ditto.
4668 (nvptx_unisimt_handle_set): Ditto.
4669 (nvptx_reorg_uniform_simt): New. Transform code for -muniform-simt.
4670 (nvptx_reorg): Call nvptx_reorg_uniform_simt.
4671 (nvptx_handle_shared_attribute): New. Use it...
4672 (nvptx_attribute_table): ... here (new entry).
4673 (nvptx_record_offload_symbol): Handle NULL attributes.
4674 (nvptx_file_end): Handle need_softstack_decl and need_unisimt_decl.
4675 (nvptx_simt_vf): New.
4676 (TARGET_SIMT_VF): Define.
4677 * config/nvptx/nvptx.h (TARGET_CPU_CPP_BUILTINS): Define
4678 __nvptx_softstack or __nvptx_unisimt__ when -msoft-stack, or resp.
4679 -muniform-simt option is active.
4680 (STACK_SIZE_MODE): Define.
4681 (FIXED_REGISTERS): Adjust.
4682 (SOFTSTACK_SLOT_REGNUM): New.
4683 (SOFTSTACK_PREV_REGNUM): New.
4684 (REGISTER_NAMES): Adjust.
4685 (struct machine_function): New fields.
4686 * config/nvptx/nvptx.md (UNSPEC_SET_SOFTSTACK): New.
4687 (UNSPEC_VOTE_BALLOT): Ditto.
4688 (UNSPEC_LANEID): Ditto.
4689 (UNSPECV_NOUNROLL): Ditto.
4690 (atomic): New attribute.
4691 (predicable): New attribute. Generate predicated forms via
4693 (br_true): Mark as not predicable.
4695 (br_true_uni): Ditto.
4696 (br_false_uni): Ditto.
4698 (trap_if_true): Ditto.
4699 (trap_if_false): Ditto.
4700 (nvptx_fork): Ditto.
4701 (nvptx_forked): Ditto.
4702 (nvptx_joining): Ditto.
4703 (nvptx_join): Ditto.
4704 (nvptx_barsync): Ditto.
4705 (epilogue): Emit stack restore if TARGET_SOFT_STACK.
4706 (allocate_stack): Implement for TARGET_SOFT_STACK. Remove unused code.
4707 (allocate_stack_<mode>): Remove unused pattern.
4708 (set_softstack_insn): New pattern.
4709 (restore_stack_block): Handle for TARGET_SOFT_STACK.
4710 (nvptx_vote_ballot): New pattern.
4711 (omp_simt_lane): Ditto.
4712 (omp_simt_last_lane): Ditto.
4713 (omp_simt_ordered): Ditto.
4714 (omp_simt_vote_any): Ditto.
4715 (omp_simt_xchg_bfly): Ditto.
4716 (omp_simt_xchg_idx): Ditto.
4717 (nvptx_nounroll): Ditto.
4718 (atomic_compare_and_swap<mode>_1): Mark with atomic attribute.
4719 (atomic_exchange<mode>): Ditto.
4720 (atomic_fetch_add<mode>): Ditto.
4721 (atomic_fetch_addsf): Ditto.
4722 (atomic_fetch_<logic><mode>): Ditto.
4723 * config/nvptx/nvptx.opt (msoft-stack): New option.
4724 (muniform-simt): Ditto.
4726 * config/nvptx/t-nvptx (MULTILIB_OPTIONS): New.
4727 * doc/extend.texi (Nvidia PTX Variable Attributes): New section.
4728 * doc/invoke.texi (msoft-stack): Document.
4729 (muniform-simt): Document
4731 * doc/tm.texi: Regenerate.
4732 * doc/tm.texi.in (TARGET_SIMT_VF): New hook.
4733 * target.def: Define it.
4734 * target-insns.def (omp_simt_lane): New.
4735 (omp_simt_last_lane): New.
4736 (omp_simt_ordered): New.
4737 (omp_simt_vote_any): New.
4738 (omp_simt_xchg_bfly): New.
4739 (omp_simt_xchg_idx): New.
4741 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
4743 * config/mips/mips-protos.h (mips_set_text_contents_type): New
4745 * config/mips/mips.h (ASM_OUTPUT_BEFORE_CASE_LABEL): New macro.
4746 (ASM_OUTPUT_CASE_END): Likewise.
4747 * config/mips/mips.c (mips_set_text_contents_type): New function.
4748 (mips16_emit_constants): Record the pool's initial label number
4749 with the `consttable' insn. Emit a `consttable_end' insn at the end.
4750 (mips_final_prescan_insn): Call `mips_set_text_contents_type'
4751 for `consttable' insns.
4752 (mips_final_postscan_insn): Call `mips_set_text_contents_type'
4753 for `consttable_end' insns.
4754 * config/mips/mips.md (unspec): Add UNSPEC_CONSTTABLE_END enum value.
4755 (consttable): Add operand.
4756 (consttable_end): New insn.
4758 2016-11-16 Yuri Rumyantsev <ysrumyan@gmail.com>
4760 * params.def (PARAM_VECT_EPILOGUES_NOMASK): New.
4761 * tree-if-conv.c (tree_if_conversion): Make public.
4762 * * tree-if-conv.h: New file.
4763 * tree-vect-data-refs.c (vect_analyze_data_ref_dependences) Avoid
4764 dynamic alias checks for epilogues.
4765 * tree-vect-loop-manip.c (vect_do_peeling): Return created epilog.
4766 * tree-vect-loop.c: include tree-if-conv.h.
4767 (new_loop_vec_info): Add zeroing orig_loop_info field.
4768 (vect_analyze_loop_2): Don't try to enhance alignment for epilogues.
4769 (vect_analyze_loop): Add argument ORIG_LOOP_INFO which is not NULL
4770 if epilogue is vectorized, set up orig_loop_info field of loop_vinfo
4771 using passed argument.
4772 (vect_transform_loop): Check if created epilogue should be returned
4773 for further vectorization with less vf. If-convert epilogue if
4774 required. Print vectorization success for epilogue.
4775 * tree-vectorizer.c (vectorize_loops): Add epilogue vectorization
4776 if it is required, pass loop_vinfo produced during vectorization of
4777 loop body to vect_analyze_loop.
4778 * tree-vectorizer.h (struct _loop_vec_info): Add new field
4780 (LOOP_VINFO_ORIG_LOOP_INFO): New.
4781 (LOOP_VINFO_EPILOGUE_P): New.
4782 (LOOP_VINFO_ORIG_VECT_FACTOR): New.
4783 (vect_do_peeling): Change prototype to return epilogue.
4784 (vect_analyze_loop): Add argument of loop_vec_info type.
4785 (vect_transform_loop): Return created loop.
4787 2016-11-16 Segher Boessenkool <segher@kernel.crashing.org>
4789 * config/rs6000/rs6000.c (rs6000_components_for_bb): Mark the LR
4790 component as used also if LR_REGNO is a live input to the bb.
4791 * df-scan.c (df_get_entry_block_def_set): Return immediately after
4792 clearing the set if DF_SCAN_EMPTY_ENTRY_EXIT is set.
4793 (df_get_exit_block_use_set): Ditto.
4794 * df.h (df_scan_flags): New enum.
4795 * shrink-wrap.c (try_shrink_wrapping_separate): Set
4796 DF_SCAN_EMPTY_ENTRY_EXIT in df_scan->local_flags, and call
4797 df_update_entry_block_defs and df_update_exit_block_uses
4798 at the start; clear the flag and call those functions at the end.
4800 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
4801 Alan Hayward <alan.hayward@arm.com>
4802 David Sherwood <david.sherwood@arm.com>
4804 * tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): Set
4805 nb_iterations to the number of latch iterations rather than the
4806 number of loop iterations.
4808 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
4809 Alan Hayward <alan.hayward@arm.com>
4810 David Sherwood <david.sherwood@arm.com>
4812 * combine.c (maybe_swap_commutative_operands): New function.
4813 (combine_simplify_rtx): Use it.
4814 (change_zero_ext): Likewise.
4815 (make_compound_operation_int): New function, split out of...
4816 (make_compound_operation): ...here. Use
4817 maybe_swap_commutative_operands for both.
4819 2016-11-16 Richard Earnshaw <rearnsha@arm.com>
4821 * arm/arm-fpus.def (vfpv2): New FPU, currently an alias for 'vfp'.
4822 (neon-vfpv3): New FPU, currently an alias for 'neon'.
4823 * arm/arm-tables.opt: Regenerated.
4824 * arm/t-aprofile (MULTILIB_REUSE): Add reuse rules for vfpv2 and
4826 * doc/invoke.texi (ARM: -mfpu): Document new options. Note that 'vfp'
4827 and 'neon' are aliases for specific implementations.
4829 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
4830 Alan Hayward <alan.hayward@arm.com>
4831 David Sherwood <david.sherwood@arm.com>
4833 * optabs.c (vector_compare_rtx): Add a cmp_mode parameter
4834 and use it in the final call to gen_rtx_fmt_ee.
4835 (expand_vec_cond_expr): Update accordingly.
4836 (expand_vec_cmp_expr): Likewise.
4838 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
4839 Alan Hayward <alan.hayward@arm.com>
4840 David Sherwood <david.sherwood@arm.com>
4842 * cprop.c (local_cprop_find_used_regs): Use df_read_modify_subreg_p.
4844 2016-11-16 Richard Biener <rguenther@suse.de>
4847 * gimplify.c (gimplify_function_tree): Do not instrument
4848 GNU extern inline functions.
4850 2016-11-16 Martin Liska <mliska@suse.cz>
4853 * gimplify.c (gimplify_switch_expr): Always save previous
4854 gimplify_ctxp->live_switch_vars.
4856 2016-11-16 Andrew Burgess <andrew.burgess@embecosm.com>
4858 * config/arc/arc.md (movb peephole2): New peephole2 to merge two
4859 zero_extract operations to allow a movb to occur.
4860 * testsuite/gcc.target/arc/movb-1.c: Update little endian arc results.
4861 * testsuite/gcc.target/arc/movb-2.c: Likewise.
4862 * testsuite/gcc.target/arc/movb-5.c: Likewise.
4863 * testsuite/gcc.target/arc/movh_cl-1.c: Extend test to cover
4866 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
4867 Alan Hayward <alan.hayward@arm.com>
4868 David Sherwood <david.sherwood@arm.com>
4870 * expr.c (emit_group_load_1): Tighten check for whether an
4871 access involves only one operand of a CONCAT. Use extract_bit_field
4872 for constants if the bit range does span the whole operand.
4874 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
4875 Alan Hayward <alan.hayward@arm.com>
4876 David Sherwood <david.sherwood@arm.com>
4878 * rtlanal.c (rtx_addr_can_trap_p_1): Handle unknown sizes.
4880 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
4881 Alan Hayward <alan.hayward@arm.com>
4882 David Sherwood <david.sherwood@arm.com>
4884 * tree-vect-loop.c (vect_transform_loop): Protect the updates of
4885 all three iteration counts with an any_* test. Use a single update
4886 for each count. Fix the calculation of nb_iterations_estimate.
4888 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
4890 * config/pdp11/pdp11.c: Include dbxout.h.
4892 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
4894 * config/arc/arc.c (arc_loop_hazard): Add missing brackets.
4896 2016-11-16 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4899 * config/arm/arm.md (*extv_reg): Restrict operands 2 and 3 to the
4900 proper ranges for an SBFX instruction.
4901 (extzv_t2): Likewise for UBFX.
4903 2016-11-16 Richard Biener <rguenther@suse.de>
4905 PR tree-optimization/78348
4906 * tree-loop-distribution.c (enum partition_kind): Add PKIND_MEMMOVE.
4907 (generate_memcpy_builtin): Honor PKIND_MEMCPY on the partition.
4908 (classify_partition): Set PKIND_MEMCPY if dependence analysis
4909 revealed no dependency, PKIND_MEMMOVE otherwise.
4911 2016-11-16 Jakub Jelinek <jakub@redhat.com>
4914 * ubsan.c (ubsan_build_overflow_builtin): Add DATAP argument, if
4915 it points to non-NULL tree, use it instead of ubsan_create_data.
4916 (instrument_si_overflow): Handle vector signed integer overflow
4918 * ubsan.h (ubsan_build_overflow_builtin): Add DATAP argument.
4919 * tree-vrp.c (simplify_internal_call_using_ranges): Punt for
4920 vector IFN_UBSAN_CHECK_*.
4921 * internal-fn.c (expand_addsub_overflow): Add DATAP argument,
4922 pass it through to ubsan_build_overflow_builtin.
4923 (expand_neg_overflow, expand_mul_overflow): Likewise.
4924 (expand_vector_ubsan_overflow): New function.
4925 (expand_UBSAN_CHECK_ADD, expand_UBSAN_CHECK_SUB,
4926 expand_UBSAN_CHECK_MUL): Use tit for vector arithmetics.
4927 (expand_arith_overflow): Adjust expand_*_overflow callers.
4929 2016-11-16 Matthias Klose <doko@ubuntu.com>
4931 * doc/install.texi: Remove references to java/libjava.
4933 2016-11-16 Kugan Vivekanandarajah <kuganv@linaro.org>
4935 * tree-ssa-coalesce.c (register_default_def): Remove
4936 register_ssa_partition.
4937 (create_outofssa_var_map): Likewise.
4938 * tree-ssa-live.c (register_ssa_partition_check): Remove.
4939 * tree-ssa-live.h (register_ssa_partition): Likewise.
4941 2016-11-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
4943 * genattrtab.c (attr_rtx_1): Avoid allocating new rtx objects.
4944 Clear ATTR_CURR_SIMPLIFIED_P for re-used binary rtx objects.
4945 Use DEF_ATTR_STRING for string arguments. Use RTL_HASH for
4946 integer arguments. Only set ATTR_PERMANENT_P on newly hashed
4947 rtx when all sub-rtx are also permanent.
4948 (attr_eq): Simplify.
4949 (attr_copy_rtx): Remove.
4950 (make_canonical, get_attr_value): Use attr_equal_p.
4951 (copy_boolean): Rehash NOT.
4952 (simplify_test_exp_in_temp,
4953 optimize_attrs): Remove call to attr_copy_rtx.
4954 (attr_alt_intersection, attr_alt_union,
4955 attr_alt_complement, mk_attr_alt): Rehash EQ_ATTR_ALT.
4956 (make_automaton_attrs): Use attr_eq.
4958 2016-11-15 Matthias Klose <doko@ubuntu.com>
4960 * doc/install.texi: Remove references to java/libjava.
4961 * doc/sourcebuild.texi: Likewise.
4962 * doc/invoke.texi: Likewise.
4963 * doc/standards.texi: Likewise.
4965 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
4966 Alan Hayward <alan.hayward@arm.com>
4967 David Sherwood <david.sherwood@arm.com>
4969 * config/i386/i386.h (INCOMING_RETURN_ADDR_RTX): Use Pmode instead
4971 * config/ia64/ia64.h (INCOMING_RETURN_ADDR_RTX): Likewise.
4972 * config/iq2000/iq2000.h (INCOMING_RETURN_ADDR_RTX): Likewise.
4973 * config/m68k/m68k.h (INCOMING_RETURN_ADDR_RTX): Likewise.
4974 * config/microblaze/microblaze.h (INCOMING_RETURN_ADDR_RTX): Likewise.
4975 * config/mips/mips.h (INCOMING_RETURN_ADDR_RTX): Likewise.
4976 * config/mn10300/mn10300.h (INCOMING_RETURN_ADDR_RTX): Likewise.
4977 * config/nios2/nios2.h (INCOMING_RETURN_ADDR_RTX): Likewise.
4979 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
4980 Alan Hayward <alan.hayward@arm.com>
4981 David Sherwood <david.sherwood@arm.com>
4983 * dce.c (check_argument_store): Pass the size instead of
4984 the memory reference.
4985 (find_call_stack_args): Pass MEM_SIZE to check_argument_store.
4987 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
4988 Alan Hayward <alan.hayward@arm.com>
4989 David Sherwood <david.sherwood@arm.com>
4991 * alias.c (canon_rtx): Use simplify_gen_binary.
4993 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
4994 Alan Hayward <alan.hayward@arm.com>
4995 David Sherwood <david.sherwood@arm.com>
4997 * rtl.h (load_extend_op): Declare.
4998 * rtlanal.c (load_extend_op): New function.
4999 (nonzero_bits1): Use it.
5000 (num_sign_bit_copies1): Likewise.
5001 * cse.c (cse_insn): Likewise.
5002 * fold-const.c (fold_single_bit_test): Likewise.
5003 (fold_unary_loc): Likewise.
5004 * fwprop.c (free_load_extend): Likewise.
5005 * postreload.c (reload_cse_simplify_set): Likewise.
5006 (reload_cse_simplify_operands): Likewise.
5007 * combine.c (try_combine): Likewise.
5008 (simplify_set): Likewise. Remove redundant SUBREG_BYTE and
5009 subreg_lowpart_p checks.
5011 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
5012 Alan Hayward <alan.hayward@arm.com>
5013 David Sherwood <david.sherwood@arm.com>
5015 * combine.c (simplify_shift_const_1): Use the number of bits
5016 in the inner mode to determine the range of the shift.
5017 When handling shifts of vectors, skip any rules that apply
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 * rtlanal.c (num_sign_bit_copies1): Calculate bitwidth after
5027 2016-11-15 Matthias Klose <doko@ubuntu.com>
5029 * doc/install.texi: Remove references to gcj/libjava.
5030 * doc/invoke.texi: Likewise.
5032 2016-11-15 Jeff Law <law@redhat.com>
5034 * tree-ssa-threadbackward.c (fsm_find_thread_path): Remove unneeded
5035 parameter. Callers changed.
5036 (check-subpath_and_update_thread_path): Extracted from
5037 fsm_find_control_statement_thread_paths.
5038 (handle_phi, handle_assignment, handle_assignment_p): Likewise.
5039 (handle_phi, handle_assignment): Allow any constant node, not
5042 2016-11-15 Claudiu Zissulescu <claziss@synopsys.com>
5044 * config/arc/arc-arch.h: New file.
5045 * config/arc/arc-arches.def: Likewise.
5046 * config/arc/arc-cpus.def: Likewise.
5047 * config/arc/arc-options.def: Likewise.
5048 * config/arc/t-multilib: Likewise.
5049 * config/arc/genmultilib.awk: Likewise.
5050 * config/arc/genoptions.awk: Likewise.
5051 * config/arc/arc-tables.opt: Likewise.
5052 * config/arc/driver-arc.c: Likewise.
5053 * testsuite/gcc.target/arc/nps400-cpu-flag.c: Likewise.
5054 * common/config/arc/arc-common.c (arc_handle_option): Trace
5056 * config.gcc (arc*-*-*): Add arc-tables.opt to arc's extra
5057 options; check for supported cpu against arc-cpus.def file.
5058 (arc*-*-elf*, arc*-*-linux-uclibc*): Use new make fragment; define
5059 TARGET_CPU_BUILD macro; add driver-arc.o as an extra object.
5060 * config/arc/arc-c.def: Add emacs local variables.
5061 * config/arc/arc-opts.h (processor_type): Use arc-cpus.def file.
5062 (FPU_FPUS, FPU_FPUD, FPU_FPUDA, FPU_FPUDA_DIV, FPU_FPUDA_FMA)
5063 (FPU_FPUDA_ALL, FPU_FPUS_DIV, FPU_FPUS_FMA, FPU_FPUS_ALL)
5064 (FPU_FPUD_DIV, FPU_FPUD_FMA, FPU_FPUD_ALL): New defines.
5065 (DEFAULT_arc_fpu_build): Define.
5066 (DEFAULT_arc_mpy_option): Define.
5067 * config/arc/arc-protos.h (arc_init): Delete.
5068 * config/arc/arc.c (arc_cpu_name): New variable.
5069 (arc_selected_cpu, arc_selected_arch, arc_arcem, arc_archs)
5070 (arc_arc700, arc_arc600, arc_arc601): New variable.
5071 (arc_init): Add static; remove selection of default tune value,
5072 cleanup obsolete error messages.
5073 (arc_override_options): Make use of .def files for selecting the
5074 right cpu and option configurations.
5075 * config/arc/arc.h (stdbool.h): Include.
5076 (TARGET_CPU_DEFAULT): Define.
5077 (CPP_SPEC): Remove mcpu=NPS400 handling.
5078 (arc_cpu_to_as): Declare.
5079 (EXTRA_SPEC_FUNCTIONS): Define.
5080 (OPTION_DEFAULT_SPECS): Likewise.
5081 (ASM_DEFAULT): Remove.
5082 (ASM_SPEC): Use arc_cpu_to_as.
5083 (DRIVER_SELF_SPECS): Remove deprecated options.
5084 (arc_base_cpu): Declare.
5085 (TARGET_ARC600, TARGET_ARC601, TARGET_ARC700, TARGET_EM)
5086 (TARGET_HS, TARGET_V2, TARGET_ARC600): Make them use arc_base_cpu
5088 (MULTILIB_DEFAULTS): Use ARC_MULTILIB_CPU_DEFAULT.
5089 * config/arc/arc.md (attr_cpu): Remove.
5090 * config/arc/arc.opt (mno-mpy): Deprecate.
5091 (mcpu=ARC600, mcpu=ARC601, mcpu=ARC700, mcpu=NPS400, mcpu=ARCEM)
5092 (mcpu=ARCHS): Remove.
5093 (mcrc, mdsp-packa, mdvbf, mmac-d16, mmac-24, mtelephony, mrtsc):
5095 (mbarrel_shifte, mspfp_, mdpfp_, mdsp_pack, mmac_): Remove.
5096 (arc_fpu): Use new defines.
5097 (mpy-option): Change to use numeric or string like inputs.
5098 * config/arc/t-arc (driver-arc.o): New target.
5099 (arc-cpus, t-multilib, arc-tables.opt): Likewise.
5100 * config/arc/t-arc-newlib: Delete.
5101 * config/arc/t-arc-uClibc: Renamed to t-uClibc.
5102 * doc/invoke.texi (ARC): Update arc options.
5104 2016-11-15 Maciej W. Rozycki <macro@imgtec.com>
5106 * config/mips/mips.c (mips16_emit_constants): Emit `consttable'
5107 insn at the beginning of the constant pool.
5108 (mips_insert_insn_pseudos): New function.
5109 (mips_machine_reorg2): Call it.
5110 * config/mips/mips.md (unspec): Add UNSPEC_CONSTTABLE and
5111 UNSPEC_INSN_PSEUDO enum values.
5112 (insn_pseudo, consttable): New insns.
5114 2016-11-15 Michael Matz <matz@suse.de>
5116 PR missed-optimization/77881
5117 * combine.c (simplify_comparison): Remove useless subregs
5118 also inside the loop, not just after it.
5119 (make_compound_operation): Recognize some subregs as being
5122 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
5123 Alan Hayward <alan.hayward@arm.com>
5124 David Sherwood <david.sherwood@arm.com>
5126 * dwarf2out.c (mem_loc_descriptor): Fix GET_MODE_CLASS/
5129 2016-11-14 Michael Meissner <meissner@linux.vnet.ibm.com>
5131 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Add support
5132 for using xxinsertw and vinsert{b,h} on ISA 3.0.
5134 * config/rs6000/vsx.md (vsx_extract_<mode>): Update comment.
5135 (vsx_set_<mode>_p9): New insn to generate xxinsertw and
5136 vinsert{b,h} on ISA 3.0.
5138 2016-11-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
5140 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
5141 and cmpnop in two steps: first the ones not accessed in original gimple
5142 expression in a endian independent way and then the ones not accessed
5143 in the final result in an endian-specific way.
5144 (bswap_replace): Stop doing big endian adjustment.
5146 2016-11-14 Uros Bizjak <ubizjak@gmail.com>
5148 * config/i386/i386.md (*andndi3_doubleword): Merge operand constraints.
5149 (*ashl<mode>3_doubleword): Ditto.
5151 2016-11-14 Martin Liska <mliska@suse.cz>
5153 * tree-ssa-dse.c (dse_optimize_stmt): Remove quotes and extra new line.
5155 2016-11-14 Prasad Ghangal <prasad.ghangal@gmail.com>
5156 Richard Biener <rguenther@suse.de>
5158 * doc/invoke.texi (fgimple): Document.
5159 * dumpfile.h (TDF_GIMPLE): Add.
5160 * dumpfile.c (dump_options): Add gimple.
5161 * gimple-pretty-print.c (dump_gimple_switch): Adjust dump
5163 (dump_gimple_label): Likewise.
5164 (dump_gimple_phi): Likewise.
5165 (dump_gimple_bb_header): Likewise.
5166 (dump_phi_nodes): Likewise.
5167 (pp_cfg_jump): Likewise. Pass in dump flags.
5168 (dump_implicit_edges): Adjust.
5169 * passes.c (pass_init_dump_file): Do not dump function header
5171 * tree-cfg.c (dump_function_to_file): Dump function return type
5172 and __GIMPLE keyword for TDF_GIMPLE. Change guard for dumping
5174 * tree-pretty-print.c (dump_decl_name): Adjust dump for TDF_GIMPLE.
5175 (dump_generic_node): Likewise.
5176 * function.h (struct function): Add pass_startwith member.
5177 * passes.c (execute_one_pass): Implement startwith.
5178 * tree-ssanames.c (make_ssa_name_fn): New argument, check for version
5179 and assign proper version for parsed ssa names.
5180 * tree-ssanames.h (make_ssa_name_fn): Add new argument to the function.
5181 * internal-fn.c (expand_PHI): New function.
5182 * internal-fn.h (expand_PHI): Declared here.
5183 * internal-fn.def: New defination for PHI.
5184 * tree-cfg.c (lower_phi_internal_fn): New function.
5185 (build_gimple_cfg): Call it.
5186 (verify_gimple_call): Condition for passing label as arg in internal
5188 * tree-into-ssa.c (rewrite_add_phi_arguments): Handle already
5189 present PHIs with arguments.
5191 2016-11-14 Martin Liska <mliska@suse.cz>
5194 * common.opt: Add prefer-atomic as a new enum value for
5196 * coretypes.h: Likewise.
5197 * doc/invoke.texi: Document the new option value.
5198 * gcc.c: Replace atomic with prefer-atomic. Remove warning.
5199 * tree-profile.c (tree_profiling): Select default value
5200 of -fprofile-update when 'prefer-atomic' is selected.
5202 2016-11-14 Wilco Dijkstra <wdijkstr@arm.com>
5204 * config/arm/cortex-a57.md (cortex_a57_alu): Move extend here, bfm...
5205 (cortex_a57_alu_shift): ...here.
5207 2016-11-14 Wilco Dijkstra <wdijkstr@arm.com>
5209 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3)
5211 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
5212 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
5213 (<optab>si3_insn_uxtw): Likewise.
5214 (<optab><mode>3_insn): Likewise.
5215 (<ANY_EXTEND:optab><GPI:mode>_ashl<SHORT:mode>): Likewise.
5216 (zero_extend<GPI:mode>_lshr<SHORT:mode>): Likewise.
5217 (extend<GPI:mode>_ashr<SHORT:mode>): Likewise.
5218 (<optab><mode>): Likewise.
5219 (insv<mode>): Likewise.
5220 (andim_ashift<mode>_bfiz): Likewise.
5221 * config/aarch64/thunderx.md (thunderx_shift): Add bfx.
5222 * config/arm/cortex-a53.md (cortex_a53_alu_shift): Likewise.
5223 * config/arm/cortex-a57.md (cortex_a57_alu): Add bfx.
5224 * config/arm/exynos-m1.md (exynos_m1_alu): Add bfx.
5225 (exynos_m1_alu_p): Likewise.
5226 * config/arm/types.md: Add bfx.
5227 * config/arm/xgene1.md (xgene1_bfm): Add bfx.
5229 2016-11-14 Wilco Dijkstra <wdijkstr@arm.com>
5231 * config/aarch64/aarch64.c (cortexa57_vector_cost):
5232 Change vec_stmt_cost, vec_align_load_cost and vec_unalign_load_cost.
5234 2016-11-14 Richard Biener <rguenther@suse.de>
5236 PR tree-optimization/78312
5237 * gimple-ssa-backprop.c (backprop::prepare_change): Reset
5238 flow-sensitive info.
5240 2016-11-14 Georg-Johann Lay <avr@gjlay.de>
5243 * doc/invoke.texi (AVR Options) [-mabsdata]: Document new option.
5244 * config/avr/avr.opt (-mabsdata): New option.
5245 * config/avr/avr-arch.h (avr_device_specific_features): Add AVR_ISA_LDS.
5246 * config/avr/avr.c (avr_encode_section_info) [AVR_TINY]: If
5247 -mabsdata & symbol is not progmem, tag as AVR_SYMBOL_FLAG_TINY_ABSDATA.
5248 * config/avr/avr-mcus.def (attiny4/5/9/10/20): Use AVR_ISA_LDS.
5249 * config/avr/gen-avr-mmcu-specs.c (print_mcu): Print cc1_absdata
5250 spec depending on AVR_ISA_LDS.
5251 * config/avr/specs.h (CC1_SPEC): Enhanced by cc1_absdata spec.
5253 2016-11-13 Jakub Jelinek <jakub@redhat.com>
5255 * match.pd: Don't try to compare addresses of variables with
5258 2016-11-13 Kugan Vivekanandarajah <kuganv@linaro.org>
5260 * ipa-cp.c (ipa_get_jf_pass_through_result): Skip unary expressions.
5261 (propagate_vr_accross_jump_function): Handle unary expressions.
5262 * ipa-prop.c (ipa_set_jf_unary_pass_through): New.
5263 (load_from_param_1): New.
5264 (load_from_unmodified_param): Factor common part into load_from_param_1.
5265 (load_from_param): New.
5266 (compute_complex_assign_jump_func): Handle unary expressions.
5267 (update_jump_functions_after_inlining): Likewise.
5268 (ipa_write_jump_function): Likewise.
5269 (ipa_read_jump_function): Likewise.
5271 2016-11-13 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5274 * doc/invoke.texi: Document Wrestrict.
5275 * pretty-print.c (pp_format): Add case for "Z" specifier.
5276 (test_pp_format): Test "Z" specifier.
5278 2016-11-13 Eric Botcazou <ebotcazou@adacore.com>
5280 * ipa-icf.c (sem_function::merge): Do not create a wrapper also if the
5281 original function needs a static chain.
5283 2016-11-13 David Edelsohn <dje.gcc@gmail.com>
5286 * config/rs6000/rs6000.c (rs6000_asm_weaken_decl): Protect
5289 2016-11-12 Segher Boessenkool <segher@kernel.crashing.org>
5292 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Don't
5293 return early if !optional_tbtab.
5295 2016-11-11 Eric Botcazou <ebotcazou@adacore.com>
5297 PR rtl-optimization/59461
5298 * doc/rtl.texi (paradoxical subregs): Add missing word.
5299 * combine.c (reg_nonzero_bits_for_combine): Do not discard results
5300 in modes with precision larger than that of last_set_mode.
5301 * rtlanal.c (nonzero_bits1) <SUBREG>: If WORD_REGISTER_OPERATIONS is
5302 set and LOAD_EXTEND_OP is appropriate, propagate results from inner
5303 REGs to paradoxical SUBREGs.
5304 (num_sign_bit_copies1) <SUBREG>: Likewise. Check that the mode is not
5305 larger than a word before invoking LOAD_EXTEND_OP on it.
5307 2016-11-11 Michael Meissner <meissner@linux.vnet.ibm.com>
5310 * config/rs6000/vsx.md (vsx_extract_<mode>_p9): Correct the
5311 element order for little endian ordering.
5313 * config/rs6000/altivec.md (reduc_plus_scal_<mode>): Use
5314 VECTOR_ELT_ORDER_BIG and not BYTES_BIG_ENDIAN to adjust element
5317 2016-11-11 Uros Bizjak <ubizjak@gmail.com>
5320 * config/i386/i386.md (rotate to rotatex splitter): Avoid overflow
5321 when calculating operand 2.
5322 (rotate to rotatex zext splitter): Ditto.
5324 2016-11-11 Jeff Law <law@redhat.com>
5326 * gimple-ssa-isolate-paths.c (is_divmod_with_given_divisor): New
5328 (stmt_uses_name_in_undefined_way): New function, extracted from
5329 find_implicit_erroneous_behavior and extended for div/mod case.
5330 (stmt_uses_0_or_null_in_undefined_way): New function, extracted from
5331 find_explicit_erroneous_behavior and extended for div/mod case.
5332 (find_implicit_erroneous_behavior): Use new helper function.
5333 (find_explicit_erroneous_behavior): Use new helper function.
5335 2016-11-11 Richard Biener <rguenther@suse.de>
5337 PR tree-optimization/71575
5338 * graphite-isl-ast-to-gimple.c (copy_cond_phi_nodes): Remove
5341 2016-11-11 Richard Biener <rguenther@suse.de>
5344 * tree-ssa-uninit.c (warn_uninitialized_vars): Do not warn
5345 about uninitialized destination arg of BIT_INSERT_EXPR.
5347 2016-11-10 Sandra Loosemore <sandra@codesourcery.com>
5350 * doc/invoke.texi (Code Gen Options) [-fno-common]: Use correct
5351 terminology. Expand to remove ambiguity.
5353 2016-11-10 Segher Boessenkool <segher@kernel.crashing.org>
5355 PR rtl-optimization/78232
5356 * combine.c (try_combine): Add a big comment about why reusing i2dest
5358 (change_zero_ext): Do not call simplify_gen_binary, do the
5359 simplifications manually.
5361 2016-11-10 Michael Meissner <meissner@linux.vnet.ibm.com>
5363 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): If ISA 3.0,
5364 enable HImode and QImode to go in vector registers by default if
5365 the -mvsx-small-integer option is enabled.
5366 (rs6000_secondary_reload_simple_move): Likewise.
5367 (rs6000_preferred_reload_class): Don't force integer constants to
5368 be loaded into vector registers that we can easily make into
5369 memory (or being created in the GPRs and moved over with direct move).
5370 * config/rs6000/vsx.md (UNSPEC_P9_MEMORY): Delete, no longer used.
5371 (vsx_extract_<mode>): Rework V4SImode, V8HImode, and V16QImode
5372 vector extraction on ISA 3.0 when the scalar integer can be
5373 allocated in vector registers. Generate the VEC_SELECT directy,
5374 and don't use UNSPEC's to avoid having the scalar type in a vector
5375 register. Make the expander target registers, and let the
5376 combiner fold in results storing to memory, if the machine
5378 (vsx_extract_<mode>_di): Likewise.
5379 (vsx_extract_<mode>_p9): Likewise.
5380 (vsx_extract_<mode>_di_p9): Likewise.
5381 (vsx_extract_<mode>_store_p9): Likewise.
5382 (vsx_extract_si): Likewise.
5383 (vsx_extract_<mode>_p8): Likewise.
5384 (p9_lxsi<wd>zx): Delete, no longer used.
5385 (p9_stxsi<wd>x): Likewise.
5386 * config/rs6000/rs6000.md (INT_ISA3): New mode iterator for
5387 integers in vector registers for ISA 3.0.
5388 (QHI): Update comment.
5389 (zero_extendqi<mode>2): Add support for ISA 3.0 scalar load or
5390 vector extract instructions in sign/zero extend.
5391 (zero_extendhi<mode>): Likewise.
5392 (extendqi<mode>): Likewise.
5393 (extendhi<mode>2): Likewise.
5394 (HImode splitter for load/sign extend in vector register): Likewise.
5395 (float<QHI:mode><FP_ISA3:mode>2): Eliminate old method of
5396 optimizing floating point conversions to/from small data types and
5397 rewrite it to support QImode/HImode being allowed in vector
5398 registers on ISA 3.0.
5399 (float<QHI:mode><FP_ISA3:mode>2_internal): Likewise.
5400 (floatuns<QHI:mode><FP_ISA3:mode>2): Likewise.
5401 (floatuns<QHI:mode><FP_ISA3:mode>2_internal): Likewise.
5402 (fix_trunc<SFDF:mode><QHI:mode>2): Likewise.
5403 (fix_trunc<SFDF:mode><QHI:mode>2_internal): Likewise.
5404 (fixuns_trunc<SFDF:mode><QHI:mode>2): Likewise.
5405 (fixuns_trunc<SFDF:mode><QHI:mode>2_internal): Likewise.
5406 VSPLITISW on ISA 2.07.
5407 (movhi_internal): Combine movhi_internal and movqi_internal into
5408 one mov<mode>_internal with an iterator. Add support for QImode
5409 and HImode being allowed in vector registers. Make large number
5410 of attributes and constraints easier to read.
5411 (movqi_internal): Likewise.
5412 (mov<mode>_internal): Likewise.
5413 (movdi_internal64): Fix constraint to allow loading -16..15 with
5414 VSPLITISW on ISA 2.07.
5415 (integer XXSPLTIB splitter): Add support for QI, HI, and SImode as
5418 2016-11-10 Pat Haugen <pthaugen@us.ibm.com>
5420 PR rtl-optimization/78241
5421 * loop-unroll.c (unroll_loop_runtime_iterations): Don't adjust 'niter',
5422 but emit initial peel copy if niter expr is not reliable.
5424 2016-11-10 Segher Boessenkool <segher@kernel.crashing.org>
5426 * dwarf2cfi.c (dump_cfi_row): Add forward declaration.
5427 (maybe_record_trace_start): If the CFI is different on the new and
5428 old paths, print out both to the dump file before ICEing.
5430 2016-11-10 Vladimir Makarov <vmakarov@redhat.com>
5432 * target.def (additional_allocno_class_p): New.
5433 * hooks.h (hook_bool_reg_class_t_false): New prototype.
5434 * hooks.c (hook_bool_reg_class_t_false): New.
5435 * ira.c (setup_allocno_and_important_classes): Use the new hook.
5436 * doc/tm.texi.in (TARGET_ADDITIONAL_ALLOCNO_CLASS_P): Add it.
5437 * doc/tm.texi: Update.
5439 2016-11-10 Jason Merrill <jason@redhat.com>
5441 * gengtype.c (new_structure): Append to structures list.
5442 (find_structure): Likewise.
5444 2016-11-10 Jim Wilson <jim.wilson@linaro.org>
5446 * tree-loop-distribution.c (pg_add_dependence_edges): Return 2 if
5447 this_dir is 2. Check for this_dir non-zero before dir != this_dir
5450 2016-11-10 Jakub Jelinek <jakub@redhat.com>
5452 * omp-low.c (lower_omp_target): Fix up argument to is_reference.
5453 (expand_omp_ordered_sink): Handle TREE_PURPOSE of deps being
5455 * gimplify.c (gimplify_scan_omp_clauses): Likewise. Set
5456 ctx->target_map_scalars_firstprivate on OMP_TARGET even for Fortran.
5457 Remove omp_no_lastprivate callers. Propagate lastprivate on combined
5458 teams distribute parallel for simd even to distribute and teams
5459 construct. For OMP_CLAUSE_DEPEND add missing break at the end of
5460 OMP_CLAUSE_DEPEND_SINK case.
5461 (omp_notice_variable): Use lang_hooks.decls.omp_scalar_p.
5462 (omp_no_lastprivate): Removed.
5463 (gimplify_adjust_omp_clauses): Remove omp_no_lastprivate callers.
5464 (gimplify_omp_for): Likewise.
5465 (computable_teams_clause): Fail for automatic vars from current
5466 function not yet seen in bind expr.
5467 * langhooks.c (lhd_omp_scalar_p): New function.
5468 * langhooks.h (struct lang_hooks_for_decls): Add omp_scalar_p.
5469 * varpool.c (varpool_node::get_create): Set node->offloading
5470 even for DECL_EXTERNAL decls.
5471 * langhooks-def.h (lhd_omp_scalar_p): New prototype.
5472 (LANG_HOOKS_OMP_SCALAR_P): Define.
5473 (LANG_HOOKS_DECLS): Use it.
5475 2016-11-10 Martin Liska <mliska@suse.cz>
5478 * gimplify.c (gimplify_switch_expr): Create live_switch_vars
5479 only when SWITCH_BODY is a BIND_EXPR.
5481 2016-11-10 Pierre-Marie de Rodat <derodat@adacore.com>
5484 * dwarf2out.c (dwarf2out_early_global_decl): Call dwarf2out_decl
5485 on the context only when it has no DIE yet.
5487 2016-11-10 Richard Earnshaw <rearnsha@arm.com>
5489 * arm.h (target_cpus): Delete.
5490 * arm-opts.h (enum processor_type): Prefix entires with TARGET_CPU_.
5491 * arm.c (all_cores): Prefix IDENT with TARGET_CPU_.
5492 (all_architectures): Likewise.
5493 (arm_option_override): Adjust use of CPU enums.
5494 (arm_sched_reorder): Likewise.
5495 * vfp.md (movdi_vfp, movdi_vfp_cortexa8): Likewise.
5496 * arm.opt (mcpu, mtune): Adjust use of CPU enums.
5497 * arm/genopt.sh (processor_type): Prefix enumeration entries with
5499 * arm-tables.opt: Regenerated.
5501 2016-11-10 Siddhesh Poyarekar <siddhesh.poyarekar@linaro.org>
5503 * config/aarch64/aarch64-cores.def (qdf24xx): Update part number.
5505 * config/aarch64/aarch64-tune.md: Regenerated.
5506 * config/arm/arm-cores.def (falkor): New core.
5507 * config/arm/arm-tables.opt: Regenerated.
5508 * config/arm/arm-tune.md: Regenerated.
5509 * config/arm/bpabi.h (BE8_LINK_SPEC): Add falkor support.
5510 * config/arm/t-aprofile (MULTILIB_MATCHES): Likewise.
5511 * doc/invoke.texi (AArch64 Options/-mtune): Document it.
5512 (ARM Options/-mtune): Likewise.
5514 2016-11-10 Kugan Vivekanandarajah <kuganv@linaro.org>
5517 2016-11-09 Kugan Vivekanandarajah <kuganv@linaro.org>
5519 * ipa-cp.c (ipa_get_jf_pass_through_result): Handle unary expressions.
5520 (propagate_vr_accross_jump_function): Likewise.
5521 * ipa-prop.c (ipa_set_jf_unary_pass_through): New.
5522 (load_from_param_1): New.
5523 (load_from_unmodified_param): Factor common part into load_from_param_1.
5524 (load_from_param): New.
5525 (compute_complex_assign_jump_func): Handle unary expressions.
5526 (ipa_write_jump_function): Likewise.
5527 (ipa_read_jump_function): Likewise.
5529 2016-11-09 Segher Boessenkool <segher@kernel.crashing.org>
5531 * simplify-rtx.c (simplify_binary_operation_1): Simplify
5532 (xor (and (xor A B) C) B) to (ior (and A C) (and B ~C)) and
5533 (xor (and (xor A B) C) A) to (ior (and A ~C) (and B C)) if C
5536 2016-11-09 David Malcolm <dmalcolm@redhat.com>
5538 * print-rtl-function.c: Include varasm.h.
5539 (print_any_param_name): New function.
5540 (print_param): New function.
5541 (print_rtx_function): Call print_param for each argument.
5542 * print-rtl.c (rtx_writer::finish_directive): New function.
5543 * print-rtl.h (rtx_writer::finish_directive): New decl.
5545 2016-11-09 Uros Bizjak <ubizjak@gmail.com>
5548 * config/i386/i386.md (*<shift_insn><mode>3_doubleword): Mark
5549 operand 0 as earlyclobber.
5550 (*ashl<mode>3_doubleword): Ditto for all operand 0 alternatives.
5552 2016-11-09 Martin Liska <mliska@suse.cz>
5554 * fold-const-call.c (fold_const_call): Fix up type of s0 and s1.
5556 2016-11-09 Jakub Jelinek <jakub@redhat.com>
5559 * builtins.c (expand_builtin_memcmp): Formatting fix.
5561 * flag-types.h (enum sanitize_code): Add SANITIZE_SHIFT_BASE
5562 and SANITIZE_SHIFT_EXPONENT, change SANITIZE_SHIFT to bitwise
5563 or of them, renumber other enumerators.
5564 * opts.c (sanitizer_opts): Add shift-base and shift-exponent.
5565 * doc/invoke.texi: Document -fsanitize=shift-base and
5566 -fsanitize-shift-exponent, document -fsanitize=shift as
5567 having those 2 suboptions.
5569 2016-11-09 Richard Biener <rguenther@suse.de>
5571 * fold-const.c (tree_swap_operands_p): Remove unused arg.
5572 * fold-const.c (tree_swap_operands_p): Likewise.
5573 (fold_binary_loc): Adjust.
5574 (fold_ternary_loc): Likewise.
5575 * genmatch.c (dt_operand::gen_gimple_exp): Likewise.
5576 * gimple-fold.c (fold_stmt_1): Likewise.
5577 * gimple-match-head.c (gimple_resimplify2): Likewise.
5578 (gimple_resimplify3): Likewise.
5579 (gimple_simplify): Likewise.
5580 * tree-ssa-dom.c (record_equality): Likewise.
5581 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Likewise.
5582 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
5583 * tree-ssa-threadedge.c (simplify_control_stmt_condition_1): Likewise.
5585 2016-11-09 Richard Biener <rguenther@suse.de>
5587 * tree-ssa-dom.c (canonicalize_comparison): Remove.
5588 (optimize_stmt): Remove redundant pre-propagation canonicalization
5589 of comparison operand order.
5591 2016-11-09 Martin Liska <mliska@suse.cz>
5593 * fold-const-call.c (fold_const_call): Fix the folding.
5595 2016-11-09 Richard Biener <rguenther@suse.de>
5597 * common.opt (flag_evaluation_order): Remove.
5598 * expr.c (expand_operands): Remove code guarded by
5599 flag_evaluation_order.
5600 * fold-const.c (reorder_operands_p): Remove, it always returns
5602 (negate_expr_p): Remove calls to reorder_operands_p.
5603 (fold_negate_expr): Likewise.
5604 (tree_swap_operands_p): Likewise.
5605 (fold_binary_loc): Likewise.
5607 2016-11-09 Andreas Schwab <schwab@suse.de>
5610 * config/m68k/m68k.md: Reject out-of-range bit pos in bit-fields
5611 insns operating on a register.
5613 2016-11-09 Richard Biener <rguenther@suse.de>
5615 PR tree-optimization/78007
5616 * tree-vect-stmts.c (vectorizable_bswap): New function.
5617 (vectorizable_call): Call vectorizable_bswap for
5618 BUILT_IN_BSWAP{16,32,64} if arguments are not promoted.
5620 2016-11-09 Richard Biener <rguenther@suse.de>
5622 * tree-vect-data-refs.c (vect_compute_data_ref_alignment):
5623 Look at the DR_BASE_ADDRESS object for forcing alignment.
5625 2016-11-09 Kugan Vivekanandarajah <kuganv@linaro.org>
5627 * ipa-cp.c (ipa_get_jf_pass_through_result): Handle unary expressions.
5628 (propagate_vr_accross_jump_function): Likewise.
5629 * ipa-prop.c (ipa_set_jf_unary_pass_through): New.
5630 (load_from_param_1): New.
5631 (load_from_unmodified_param): Factor common part into load_from_param_1.
5632 (load_from_param): New.
5633 (compute_complex_assign_jump_func): Handle unary expressions.
5634 (ipa_write_jump_function): Likewise.
5635 (ipa_read_jump_function): Likewise.
5637 2016-11-09 Kugan Vivekanandarajah <kuganv@linaro.org>
5640 * ipa-cp.c (propagate_vr_accross_jump_function): Pass param type.
5641 Also fold constant passed as argument while computing value range.
5642 (propagate_constants_accross_call): Pass param type.
5643 * ipa-prop.c: export ipa_get_callee_param_type.
5644 * ipa-prop.h: export ipa_get_callee_param_type.
5646 2016-11-09 Maxim Ostapenko <m.ostapenko@samsung.com>
5648 * asan.h (asan_intercepted_p): Handle BUILT_IN_STRCSPN,
5649 BUILT_IN_STRPBRK, BUILT_IN_STRSPN and BUILT_IN_STRSTR.
5651 2016-11-09 Maxim Ostapenko <m.ostapenko@samsung.com>
5653 * asan.h (ASAN_STACK_MAGIC_PARTIAL): Remove.
5654 * asan.c (ASAN_STACK_MAGIC_PARTIAL): Replace with
5655 ASAN_STACK_MAGIC_MIDDLE.
5656 (asan_global_struct): Increase the size of fields.
5657 (asan_add_global): Add new field constructor.
5658 * sanitizer.def (__asan_version_mismatch_check_v6): Replace with
5659 __asan_version_mismatch_check_v8.
5661 2016-11-08 David Edelsohn <dje.gcc@gmail.com>
5663 * dwarf2asm.c (USE_LINKONCE_INDIRECT): Test XCOFF_DEBUGGING_INFO
5666 2016-11-08 Uros Bizjak <ubizjak@gmail.com>
5669 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p):
5670 Handle ASHIFT and LSHIFTRT.
5671 (dimode_scalar_chain::compute_convert_gain): Ditto.
5672 (dimode_scalar_chain::convert_insn): Ditto.
5674 2016-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5676 * gimple-ssa-store-merging.c: Include selftest.h
5677 (verify_array_eq): New function.
5678 (verify_shift_bytes_in_array): Likewise.
5679 (verify_shift_bytes_in_array_right): Likewise.
5680 (verify_clear_bit_region): Likewise.
5681 (verify_clear_bit_region_be): Likewise.
5682 (store_merging_c_tests): Likewise.
5683 * selftest.h (store_merging_c_tests): Declare prototype.
5684 * selftest-run-tests.c (selftest::run_tests): Run
5685 store_merging_c_tests.
5687 2016-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5689 * config/arm/arm.opt (mold-rtx-costs): Delete.
5690 (mnew-generic-costs): Delete.
5691 * config/arm/arm-protos.h (struct tune_params): Delete rtx_costs field.
5692 * config/arm/arm.c (arm_rtx_costs_1): Delete.
5693 (arm_size_rtx_costs): Likewise.
5694 (arm_slowmul_rtx_costs): Likewise.
5695 (arm_fastmul_rtx_costs): Likewise.
5696 (arm_xscale_rtx_costs): Likewise.
5697 (arm_9e_rtx_costs): Likewise.
5698 (arm_slowmul_tune, arm_fastmul_tune, arm_strongarm_tune,
5699 arm_xscale_tune, arm_9e_tune, arm_v6t2_tune, arm_cortex_tune,
5700 arm_cortex_a8_tune, arm_cortex_a7_tune, arm_cortex_a15_tune,
5701 arm_cortex_a53_tune, arm_cortex_a57_tune, arm_cortex_a9_tune,
5702 arm_cortex_a12_tune, arm_v7m_tune, arm_v6m_tune, arm_fa726te_tune
5703 arm_cortex_a5_tune, arm_xgene1_tune, arm_marvell_pj4_tune,
5704 arm_cortex_a35_tune, arm_exynosm1_tune, arm_cortex_a73_tune,
5705 arm_cortex_m7_tune):
5706 Delete rtx_costs field.
5707 (arm_new_rtx_costs): Rename to...
5708 (arm_rtx_costs_internal): ... This.
5709 (arm_rtx_costs): Remove old way of doing rtx costs.
5711 2016-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5713 * config/arm/arm.c (arm_slowmul_tune): Use generic_extra_costs.
5714 (arm_fastmul_tune): Likewise.
5715 (arm_strongarm_tune): Likewise.
5716 (arm_xscale_tune): Likewise.
5717 (arm_9e_tune): Likewise.
5718 (arm_marvell_pj4_tune): Likewise.
5719 (arm_v6t2_tune): Likewise.
5720 (arm_v6m_tune): Likewise.
5721 (arm_fa726te_tune): Likewise.
5723 2016-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5725 PR tree-optimization/78234
5726 * gimple-ssa-store-merging.c (clear_bit_region): Fix off-by-one error
5729 2016-11-08 Martin Liska <mliska@suse.cz>
5732 * dbgcnt.def: Add new debug counter asan_use_after_scope.
5733 * gimplify.c (gimplify_decl_expr): Do not sanitize vars
5734 with a value expr. Do not add artificial variables to
5735 live_switch_vars. Use the debug counter.
5736 (gimplify_target_expr): Use the debug counter.
5737 * internal-fn.def: Remove ECF_TM_PURE from ASAN_MARK builtin.
5738 * sanitizer.def: Set ATTR_NOTHROW_LEAF_LIST to
5739 BUILT_IN_ASAN_CLOBBER_N and BUILT_IN_ASAN_UNCLOBBER_N.
5741 2016-11-08 Richard Biener <rguenther@suse.de>
5743 * tree-vect-stmts.c (get_group_load_store_type): If the
5744 access is aligned do not trigger peeling for gaps.
5745 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Do not
5746 force alignment of vars with DECL_USER_ALIGN.
5748 2016-11-08 James Greenhalgh <james.greenhalgh@arm.com>
5750 * config/aarch64/t-aarch64 (aarch64-c.o): Depend on TARGET_H.
5752 2016-11-08 Richard Biener <rguenther@suse.de>
5754 PR tree-optimization/78205
5755 * tree-vect-stmts.c (vectorizable_load): Move check whether
5756 we may run into gaps when BB vectorizing SLP permutations ...
5757 * tree-vect-slp.c (vect_supported_load_permutation_p): ...
5758 here where we can do a more precise check.
5760 2016-11-08 Richard Biener <rguenther@suse.de>
5762 PR tree-optimization/78224
5763 * tree-call-cdce.c (shrink_wrap_one_built_in_call_with_conds):
5764 Split the fallthru edge in case its successor may have PHIs.
5765 Do not free dominance info.
5767 2016-11-07 Jakub Jelinek <jakub@redhat.com>
5770 * config/i386/i386.c (ix86_gimple_fold_builtin): Do not adjust
5771 EH info even for bzhi and pdep/pext.
5773 2016-11-07 Peter Bergner <bergner@vnet.ibm.com>
5775 * config.gcc (powerpc*-*-*, rs6000*-*-*): Remove setting of
5776 INCLUDE_EXTRA_SPEC for Advance Toolchain builds.
5778 2016-11-07 Segher Boessenkool <segher@kernel.crashing.org>
5780 * config/rs6000/rs6000.md (div<mode>3): Expand using rs6000_emit_swdiv
5782 * config/rs6000/vector.md (div<mode>3): Ditto.
5784 2016-11-07 David Edelsohn <dje.gcc@gmail.com>
5786 * configure.ac (.hidden): Change to conftest_s string. Provide string
5788 (gcc_cv_ld_hidden): Yes for AIX.
5789 * configure: Regenerate.
5791 * dwarf2asm.c (USE_LINKONCE_INDIRECT): Don't set for AIX (XCOFF).
5793 * config/rs6000/rs6000-protos.h (rs6000_asm_weaken_decl): Declare
5794 (rs6000_xcoff_asm_output_aligned_decl_common): Declare.
5795 * config/rs6000/xcoff.h (TARGET_ASM_GLOBALIZE_DECL_NAME): Define.
5796 (ASM_OUTPUT_ALIGNED_DECL_COMMON): Define.
5797 (ASM_OUTPUT_ALIGNED_COMMON): Delete.
5798 * config/rs6000/rs6000.c (rs6000_init_builtins): Change clog rename
5800 (rs6000_xcoff_visibility): New.
5801 (rs6000_xcoff_declare_function_name): Add visibility support.
5802 (rs6000_xcoff_asm_globalize_decl_name): New.
5803 (rs6000_xcoff_asm_output_aligned_decl_common): New.
5804 (rs6000_asm_weaken_decl): New.
5805 (rs6000_code_end): Disable HIDDEN_LINKONCE on XCOFF.
5806 config/rs6000/rs6000.h (ASM_WEAKEN_DECL): Change definition to
5809 2016-11-07 Jack Howarth <howarth.at.gcc@gmail.com>
5812 * incpath.c (remove_dup): Also silently ignore EPERM.
5814 2016-11-07 Martin Jambor <mjambor@suse.cz>
5816 * tree.c (verify_type_variant): Use pointer comparison to check that
5817 TYPE_SIZE_UNIT match.
5819 2016-11-07 Jakub Jelinek <jakub@redhat.com>
5822 * dse.c (dse_step5): Call scan_reads even if just
5823 insn_info->frame_read. Improve and fix dump file messages.
5826 * config/i386/i386.c (ix86_expand_sse_cmp): Force dest into
5827 cmp_mode argument even for -O0 if cmp_mode != mode and maskcmp.
5829 2016-11-07 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5832 * match.pd: Add following two patterns:
5833 (x == 0 & y == 0) -> (x | typeof(x)(y)) == 0.
5834 (x != 0 | y != 0) -> (x | typeof(x)(y)) != 0.
5836 2016-11-07 Bernd Schmidt <bschmidt@redhat.com>
5838 * emit-rtl.c (emit_copy_of_insn_after): Duplicate notes in order.
5839 * sel-sched-ir.c (create_copy_of_insn_rtx): Likewise.
5840 * rtl.h (duplicate_reg_notes): Declare.
5841 * rtlanal.c (duplicate_reg_note): New function.
5843 PR rtl-optimization/77309
5844 * combine.c (make_compound_operation): Allow EQ for IN_CODE, and
5845 don't assume an equality comparison for plain COMPARE.
5846 (simplify_comparison): Pass a more accurate code to
5847 make_compound_operation.
5849 2016-11-07 Pat Haugen <pthaugen@us.ibm.com>
5851 * target.def (compute_pressure_classes): New target hook.
5852 * doc/tm.texi.in: Document it.
5853 * doc/tm.texi: Regenerate.
5854 * ira.c (setup_pressure_classes): Call target hook if defined.
5856 2016-11-07 David Malcolm <dmalcolm@redhat.com>
5858 * print-rtl.c (rtx_writer::operand_has_default_value_p): New
5860 (rtx_writer::print_rtx): In compact mode, omit trailing operands
5861 that have the default values.
5862 * print-rtl.h (rtx_writer::operand_has_default_value_p): New
5864 * rtl-tests.c (selftest::test_dumping_insns): Remove empty
5865 label string from expected dump.
5866 (seltest::test_uncond_jump): Remove trailing "(nil)" for REG_NOTES
5869 2016-11-07 Jakub Jelinek <jakub@redhat.com>
5872 * alias.c (nonoverlapping_memrefs_p): If one decl is
5873 FUNCTION_DECL or LABEL_DECL and the other is not, return 1.
5875 2016-11-07 Richard Biener <rguenther@suse.de>
5878 * config/i386/i386.c (ix86_gimple_fold_builtin): Do not adjust
5881 2016-11-07 Richard Biener <rguenther@suse.de>
5883 PR tree-optimization/78218
5884 * gimple-ssa-store-merging.c
5885 (pass_store_merging::terminate_all_aliasing_chains):
5886 Drop unused argument, fix alias check to also consider uses.
5887 (pass_store_merging::execute): Adjust.
5889 2016-11-07 Richard Biener <rguenther@suse.de>
5891 PR tree-optimization/78228
5892 * tree-ssa-phiopt.c (abs_replacement): Avoid introducing
5895 2016-11-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5898 * config/aarch64/aarch64.md (*tb<optab><mode>1): Use
5899 aarch64_simd_shift_imm_<mode> predicate for operand 1.
5900 (<optab>, ANY_EXTRACT): Use tighter predicates on operands 2 and 3
5901 to restrict them to an appropriate range and add FAIL check if the
5902 region they specify is out of range. Delete useless constraint
5904 (*<optab><mode>, ANY_EXTRACT): Add appropriate predicates on operands
5905 2 and 3 to restrict their range and add pattern predicate.
5907 2016-11-07 Martin Liska <mliska@suse.cz>
5909 * asan.c (enum asan_check_flags): Move the enum to header file.
5910 (asan_init_shadow_ptr_types): Make type creation more generic.
5911 (shadow_mem_size): New function.
5912 (asan_emit_stack_protection): Use newly added ASAN_SHADOW_GRANULARITY.
5913 Rewritten stack unpoisoning code.
5914 (build_shadow_mem_access): Add new argument return_address.
5915 (instrument_derefs): Instrument local variables if use after scope
5916 sanitization is enabled.
5917 (asan_store_shadow_bytes): New function.
5918 (asan_expand_mark_ifn): Likewise.
5919 (asan_sanitize_stack_p): Moved from asan_sanitize_stack_p.
5920 * asan.h (enum asan_mark_flags): Moved here from asan.c
5921 (asan_protect_stack_decl): Protect all declaration that need
5923 (asan_sanitize_use_after_scope): New function.
5924 (asan_no_sanitize_address_p): Likewise.
5925 * cfgexpand.c (partition_stack_vars): Consider
5926 asan_sanitize_use_after_scope in condition.
5927 (expand_stack_vars): Likewise.
5928 * common.opt (-fsanitize-address-use-after-scope): New option.
5929 * doc/invoke.texi (use-after-scope-direct-emission-threshold):
5930 Explain the parameter.
5931 * flag-types.h (enum sanitize_code): Define SANITIZE_USE_AFTER_SCOPE.
5932 * gimplify.c (build_asan_poison_call_expr): New function.
5933 (asan_poison_variable): Likewise.
5934 (gimplify_bind_expr): Generate poisoning/unpoisoning for local
5935 variables that have address taken.
5936 (gimplify_decl_expr): Likewise.
5937 (gimplify_target_expr): Likewise for C++ temporaries.
5938 (sort_by_decl_uid): New function.
5939 (gimplify_expr): Unpoison all variables for a label we can jump
5940 from outside of a scope.
5941 (gimplify_switch_expr): Unpoison variables defined in the switch
5943 (gimplify_function_tree): Clear asan_poisoned_variables.
5944 (asan_poison_variables): New function.
5945 (warn_switch_unreachable_r): Handle IFN_ASAN_MARK.
5946 * internal-fn.c (expand_ASAN_MARK): New function.
5947 * internal-fn.def (ASAN_MARK): Declare.
5948 * opts.c (finish_options): Handle -fstack-reuse if
5949 -fsanitize-address-use-after-scope is enabled.
5950 (common_handle_option): Enable address sanitization if
5951 -fsanitize-address-use-after-scope is enabled.
5952 * params.def (PARAM_USE_AFTER_SCOPE_DIRECT_EMISSION_THRESHOLD):
5954 * params.h: Likewise.
5955 * sancov.c (pass_sanopt::execute): Handle IFN_ASAN_MARK.
5956 * sanitizer.def: Define __asan_poison_stack_memory and
5957 __asan_unpoison_stack_memory functions.
5958 * asan.c (asan_mark_poison_p): New function.
5959 (transform_statements): Handle asan_mark_poison_p calls.
5960 * gimple.c (nonfreeing_call_p): Handle IFN_ASAN_MARK.
5962 2016-11-07 Tamar Christina <tamar.christina@arm.com>
5965 * Makefile.in (SELFTEST_FLAGS): Added -o /dev/null.
5967 2016-11-07 Martin Liska <mliska@suse.cz>
5969 * tree-profile.c (gimple_gen_time_profiler): Set proper type
5970 to time_profiler_counter_ptr.
5972 2016-11-07 Richard Biener <rguenther@suse.de>
5974 PR tree-optimization/37150
5975 * tree-vectorizer.h (vect_transform_slp_perm_load): Add n_perms
5977 * tree-vect-slp.c (vect_supported_load_permutation_p): Adjust.
5978 (vect_analyze_slp_cost_1): Account for the real number of
5979 permutations emitted and for dead loads.
5980 (vect_transform_slp_perm_load): Add n_perms parameter counting
5981 the number of emitted permutations.
5982 * tree-vect-stmts.c (vectorizable_load): Adjust.
5984 2016-11-07 Richard Biener <rguenther@suse.de>
5986 PR tree-optimization/78189
5987 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Fix
5988 alignment computation.
5990 2016-11-06 Kugan Vivekanandarajah <kuganv@linaro.org>
5992 * ipa-cp.c (ipcp_bits_lattice::meet_with): Remove unreachable code.
5994 2016-11-05 Martin Sebor <msebor@redhat.com>
5996 * doc/invoke.texi (Warning Options): Correct typos in -Walloca
5999 2016-11-05 David Edelsohn <dje.gcc@gmail.com>
6003 * ipa-comdats.c (pass_ipa_comdats::gate): Require HAVE_COMDAT_GROUP.
6005 2016-11-04 Jakub Jelinek <jakub@redhat.com>
6008 * alias.c (nonoverlapping_memrefs_p): Return 0 if exprx or expry
6009 doesn't have rtl set.
6011 2016-11-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6013 * config/rs6000/rs6000.c (gimple-ssa.h): New #include.
6014 (TARGET_GIMPLE_FOLD_BUILTIN): Define as
6015 rs6000_gimple_fold_builtin.
6016 (rs6000_gimple_fold_builtin): New function. Add handling for
6017 early expansion of vector addition builtins.
6019 2016-11-04 Eric Botcazou <ebotcazou@adacore.com>
6021 * expr.h (copy_blkmode_from_reg): Delete.
6022 * expr.c (copy_blkmode_from_reg): Make static.
6024 2016-11-04 Eric Botcazou <ebotcazou@adacore.com>
6026 * defaults.h (LOAD_EXTEND_OP): Define if not already defined.
6027 * combine.c (LOAD_EXTEND_OP): Delete.
6028 (simplify_comparison): Fix comment about LOAD_EXTEND_OP.
6029 * cse.c (LOAD_EXTEND_OP): Delete.
6030 * fold-const.c (LOAD_EXTEND_OP): Likewise.
6031 * fwprop.c (free_load_extend): Remove #ifdef LOAD_EXTEND_OP/#endif.
6032 * postreload.c (LOAD_EXTEND_OP): Delete.
6033 * reload.c (push_reload): Remove #ifdef LOAD_EXTEND_OP/#endif.
6034 Convert conditional compilation based on WORD_REGISTER_OPERATIONS.
6035 (find_reloads): Likewise.
6036 * reload1.c (eliminate_regs_1): Likewise.
6037 * rtlanal.c (nonzero_bits1): Remove #ifdef LOAD_EXTEND_OP/#endif.
6038 (num_sign_bit_copies1): Likewise.
6040 2016-11-04 David Malcolm <dmalcolm@redhat.com>
6042 * config/i386/i386.c: Include "selftest.h" and "selftest-rtl.h".
6043 (selftest::ix86_test_dumping_hard_regs): New function.
6044 (selftest::ix86_run_selftests): New function.
6045 (TARGET_RUN_TARGET_SELFTESTS): When CHECKING_P, wire this up to
6046 selftest::ix86_run_selftests.
6047 * doc/tm.texi.in (TARGET_RUN_TARGET_SELFTESTS): New.
6048 * doc/tm.texi: Regenerate
6049 * selftest-rtl.h: New file.
6050 * rtl-tests.c: Include "selftest-rtl.h".
6051 (selftest::assert_rtl_dump_eq): Make non-static.
6052 (ASSERT_RTL_DUMP_EQ): Move to selftest-rtl.h.
6053 (selftest::test_dumping_regs): Update comment.
6054 * selftest-run-tests.c: Include "target.h".
6055 (selftest::run_tests): If non-NULL, call
6056 targetm.run_target_selftests.
6057 * target.def (run_target_selftests): New hook.
6059 2016-11-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
6061 * config/arm/arm-arches.def (armv8-m.main+dsp): Set Cortex-M33 as
6062 representative core for this architecture.
6063 * config/arm/arm-cores.def (cortex-m33): Define new processor.
6064 * config/arm/arm-tables.opt: Regenerate.
6065 * config/arm/arm-tune.md: Likewise.
6066 * config/arm/bpabi.h (BE8_LINK_SPEC): Add Cortex-M33 to the list of
6067 valid -mcpu options.
6068 * doc/invoke.texi (ARM Options): Document new Cortex-M33 processor.
6070 2016-11-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
6072 * config/arm/arm-arches.def (armv8-m.base): Set Cortex-M23 as
6073 representative core for this architecture.
6074 * config/arm/arm-cores.def (cortex-m23): Define new processor.
6075 * config/arm/arm-tables.opt: Regenerate.
6076 * config/arm/arm-tune.md: Likewise.
6077 * config/arm/arm.c (arm_v6m_tune): Add Cortex-M23 to the list of cores
6078 this tuning parameters apply to in the comment.
6079 * config/arm/bpabi.h (BE8_LINK_SPEC): Add Cortex-M23 to the list of
6080 valid -mcpu options.
6081 * doc/invoke.texi (ARM Options): Document new Cortex-M23 processor.
6083 2016-11-04 Bin Cheng <bin.cheng@arm.com>
6085 * fold-const.c (fold_cond_expr_with_comparison): Remove call
6086 to pedantic_non_lvalue_loc. Remove useless code for lvalue
6087 where cond_expr can't be a lvalue.
6089 2016-11-04 Claudiu Zissulescu <claziss@synopsys.com>
6091 * config/arc/arc.c (arc_process_double_reg_moves): Use
6093 * config/arc/arc.md (movsi_insn): Disable unsupported move
6094 instructions for ARCv2 cores.
6095 (movdi): Use prepare_move_operands.
6096 (movsf, movdf): Use move_dest_operand predicate.
6097 * config/arc/constraints.md (Chs): Enable when barrel shifter is
6099 * config/arc/fpu.md (divsf3): Change to divsf3_fpu.
6100 * config/arc/fpx.md (dexcl_3op_peep2_insn): Dx data register is
6102 (dexcl_3op_peep2_insn_nores): Likewise.
6103 * config/arc/arc.h (SHIFT_COUNT_TRUNCATED): Define to one.
6104 (LINK_COMMAND_SPEC): Remove.
6106 2016-11-04 Richard Biener <rguenther@suse.de>
6109 * loop-invariant.c (find_exits): Record entering inner
6110 loops as possibly exiting to handle infinite sub-loops.
6111 * tree-ssa-loop-im.c: Include tree-ssa-loop-niter.h.
6112 (fill_always_executed_in_1): Honor infinite child loops.
6114 2016-11-03 Michael Meissner <meissner@linux.vnet.ibm.com>
6117 * config/rs6000/vsx.md (vsx_extract_<mode>_di): The element number
6118 has already been adjusted for endianness, so don't adjust it any
6122 * config/rs6000/rs6000.h (FLOAT128_IBM_P): Do not allow IFmode or
6123 ICmode unless we have standard PowerPC floating point.
6124 * config/rs6000/rs6000.md (FP iterator): Likewise.
6125 (FMOVE128 iterator): Likewise.
6127 2016-11-03 Jakub Jelinek <jakub@redhat.com>
6128 Alexandre Oliva <aoliva@redhat.com>
6129 Jason Merrill <jason@redhat.com>
6133 * langhooks.h (struct lang_hooks_for_types): Add type_dwarf_attribute
6135 * langhooks.c (lhd_type_dwarf_attribute): New function.
6136 * langhooks-def.h (lhd_type_dwarf_attribute): Declare.
6137 (LANG_HOOKS_TYPE_DWARF_ATTRIBUTE): Define.
6138 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add
6139 LANG_HOOKS_TYPE_DWARF_ATTRIBUTE.
6140 (check_qualified_type, check_aligned_type): Call it.
6141 * dwarf2out.c (modified_type_die): Don't use type_main_variant
6142 for FUNCTION_TYPE or METHOD_TYPE, instead walk over variants with
6143 check_base_type and check_lang_type.
6144 (gen_ptr_to_mbr_type_die): If lookup_type_die is already non-NULL,
6145 return early. For pointer-to-data-member add DW_AT_use_location
6147 (gen_subroutine_type_die): Add DW_AT_{,rvalue_}reference attribute
6149 (gen_type_die_with_usage): Don't use type_main_variant
6150 for FUNCTION_TYPE or METHOD_TYPE, instead walk over variants with
6151 check_base_type and check_lang_type. Formatting fixes. Call
6152 get_debug_type langhook.
6154 2016-11-03 Jason Merrill <jason@redhat.com>
6156 * tree.c (check_lang_type): New.
6157 (check_qualified_type): Use it.
6158 (check_aligned_type): Use it.
6159 * tree.h: Declare it.
6161 2016-11-03 Richard Earnshaw <rearnsha@arm.com>
6163 * config.gcc (arm-wrs-vxworks): Set target_cpu_cname.
6164 (arm*-freebsd*): Likewise.
6165 (arm*-*-netbsdelf*): Likewise.
6166 (arm*-*-linux*): Likewise.
6167 (arm*-*-uclinux*eabi*): Likewise.
6168 (arm*-*-phoenix*): Likewise.
6169 (arm*-*-eabi*, arm*-*-symbianelf*, arm*-*-rtems*): Likewise.
6170 (arm*-*-*): Don't clobber target_cpu_cname when --with-cpu is not
6171 specified. Default to arm6 if target_cpu_cname is not set.
6172 * arm/arm.c (arm_option_override): Simplify logic. Assert that the
6173 default cpu has been correctly configured.
6174 * arm/arm.h (TARGET_CPU_DEFAULT): Delete.
6175 (target_cpus): Delete TARGET_CPU_generic, add TARGET_CPU_num_cores.
6176 * arm/freebsd.h (SUBTARGET_CPU_DEFAULT): Delete.
6177 * arm/linux-eabi.h (SUBTARGET_CPU_DEFAULT): Delete.
6178 * arm/linux-elf.h (SUBTARGET_CPU_DEFAULT): Delete.
6179 * arm/symbian.h (SUBTARGET_CPU_DEFAULT): Delete.
6180 * arm/unknown-elf.h (SUBTARGET_CPU_DEFAULT): Delete.
6182 2016-11-03 Jiong Wang <jiong.wang@arm.com>
6184 * reg-notes.def (CFA_VAL_EXPRESSION): New entry.
6185 * dwarf2cfi.c (dwarf2out_frame_debug_cfa_val_expression): New function.
6186 (dwarf2out_frame_debug): Support REG_CFA_VAL_EXPRESSION.
6187 (output_cfa_loc): Support DW_CFA_val_expression.
6188 (output_cfa_loc_raw): Likewise.
6189 (output_cfi): Likewise.
6190 (output_cfi_directive): Likewise.
6191 * dwarf2out.c (dw_cfi_oprnd1_desc): Support DW_CFA_val_expression.
6192 (dw_cfi_oprnd2_desc): Likewise.
6193 (mem_loc_descriptor): Recognize new pattern generated for value
6196 2016-11-03 Segher Boessenkool <segher@kernel.crashing.org>
6198 PR rtl-optimization/78186
6199 * combine.c (change_zero_ext): Mask the RHS of a zero_extract as
6200 well, when converting to IOR.
6202 2016-11-03 Eric Botcazou <ebotcazou@adacore.com>
6204 * config/sparc/sparc.md (vec_interleave_lowv8qi): Delete.
6205 (vec_interleave_highv8qi): Likewise.
6207 2016-11-03 Martin Liska <mliska@suse.cz>
6209 * profile.c (instrument_values): Fix coding style.
6210 (branch_prob): Use renamed function.
6211 * tree-profile.c (init_ic_make_global_vars): Likewise.
6212 (gimple_init_edge_profiler): Rename to
6213 gimple_init_gcov_profiler.
6214 tree_time_profiler_counter variable declaration.
6215 (gimple_gen_time_profiler): Rewrite to do a direct gimple code
6217 * value-prof.h: Remove an argument.
6219 2016-11-03 Richard Biener <rguenther@suse.de>
6221 * config/rs6000/rs6000.c (rs6000_xcoff_declare_object_name): Use
6222 symtab_node::get_create.
6224 2016-11-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6226 * rtlanal.c (nonzero_bits1): Fix WORD_REGISTER_OPERATIONS condition.
6227 Move comments into more natural position.
6229 2016-11-03 Vineet Gupta <vgupta@synopsys.com>
6231 * config/arc/arc.h (SIZE_TYPE): Define as unsigned int.
6232 (PTRDIFF_TYPE): Define as int.
6234 2016-11-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6236 * ccmp.c (expand_ccmp_expr_1): Adjust.
6237 (expand_ccmp_expr): Likewise.
6238 (expand_ccmp_next): Likewise.
6239 * config/aarch64/aarch64.c (aarch64_gen_ccmp_next): Likewise.
6240 (aarch64_gen_ccmp_first): Likewise.
6241 * doc/tm.texi: Regenerate.
6242 * target.def (gen_ccmp_first): Change argument types to rtx_insn *.
6243 (gen_ccmp_next): Likewise.
6245 2016-11-03 Bin Cheng <bin.cheng@arm.com>
6247 * tree-vect-loop.c (destroy_loop_vec_info): Handle cond_expr.
6248 (vect_is_simple_reduction): Swap cond_reduction by inversion.
6250 2016-11-02 Uros Bizjak <ubizjak@gmail.com>
6252 * config/i386/i386.c (ix86_init_libfuncs): New. Call
6253 darwin_rename_builtins here.
6254 (ix86_expand_divmod_libfunc): New.
6255 (TARGET_INIT_LIBFUNCS): Unconditionally define to ix86_init_libfuncs.
6256 (TARGET_EXPAND_DIVMOD_LIBFUNC): Define.
6258 2016-11-02 Cesar Philippidis <cesar@codesourcery.com>
6259 Nathan Sidwell <nathan@acm.org>
6261 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): Set to zero.
6263 2016-11-02 Max Filippov <jcmvbkbc@gmail.com>
6265 * config/xtensa/xtensa.c (xtensa_output_integer_literal_parts):
6267 (xtensa_output_literal): Use xtensa_output_integer_literal_parts
6268 to format MODE_INT and MODE_PARTIAL_INT literals.
6270 2016-11-02 Segher Boessenkool <segher@kernel.crashing.org>
6273 * config/r6000/rs6000.c (rs6000_get_separate_components): Return
6274 NULL if TARGET_SPE_ABI.
6276 2016-11-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6278 * gimple-ssa-store-merging.c (encode_tree_to_bitpos): Don't forget to
6279 clear padding bits even when they're less than a byte.
6281 2016-11-02 Richard Biener <rguenther@suse.de>
6283 * gimple-ssa-store-merging.c: Include gimplify-me.h.
6284 (imm_store_chain_info::output_merged_stores): Force base_addr
6285 to be proper GIMPLE for a MEM_REF address.
6286 (pass_store_merging::execute): Restrict negative bitpos
6287 handling to non-MEM_REF bases. Remove TREE_THIS_VOLATILE
6288 check. Take into account non-NULL_TREE offset if the base
6289 is already addressable.
6291 2016-11-26 Wilco Dijkstra <wdijkstr@arm.com>
6293 * config/aarch64/aarch64-simd.md (aarch64_crypto_sha1hv4si):
6295 (aarch64_be_crypto_sha1hv4si): New pattern.
6297 2016-11-02 Wilco Dijkstra <wdijkstr@arm.com>
6299 * config/aarch64/aarch64.md (add<mode>3): Remove
6300 redundant code. Don't split frame based additions.
6302 2016-11-02 Richard Biener <rguenther@suse.de>
6304 * gimple-ssa-store-merging.c (struct store_immediate_info): Remove
6305 redundant val and dest members.
6306 (store_immediate_info::store_immediate_info): Adjust.
6307 (merged_store_group::merged_store_group): Adjust.
6308 (merged_store_group::apply_stores): Likewise.
6309 (struct imm_store_chain_info): Add base_addr field.
6310 (imm_store_chain_info::imm_store_chain_info): New constructor.
6311 (imm_store_chain_info::terminate_and_process_chain): Do not pass base.
6312 (imm_store_chain_info::output_merged_store): Likewise. Use
6313 addr_base which is already the address.
6314 (imm_store_chain_info::output_merged_stores): Likewise.
6315 (pass_tree_store_merging::terminate_all_aliasing_chains): Take
6316 imm_store_chain_info instead of base. Fix alias check.
6317 (pass_tree_store_merging::terminate_and_release_chain): Likewise.
6318 (imm_store_chain_info::coalesce_immediate_stores): Adjust.
6319 (pass_store_merging::execute): Refuse to operate on TARGET_MEM_REF.
6320 use the address of the base and adjust for other changes.
6322 2016-11-02 Martin Liska <mliska@suse.cz>
6324 * fold-const-call.c (host_size_t_cst_p): Test whether
6325 t is convertible to size_t.
6327 2016-11-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6329 PR tree-optimization/78170
6330 * gimple-ssa-store-merging.c (encode_tree_to_bitpos): Truncate padding
6331 introduced by native_encode_expr on little-endian as well.
6333 2016-11-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6335 PR tree-optimization/78162
6336 * gimple-ssa-store-merging.c (execute): Mark stores with bitpos < 0
6339 2016-11-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6341 * config/aarch64/aarch64.c (aarch64_register_saved_on_entry): Add
6343 (aarch64_next_callee_save): Likewise.
6344 (aarch64_pushwb_single_reg): Likewise.
6345 (aarch64_gen_storewb_pair): Likewise.
6346 (aarch64_push_regs): Likewise.
6347 (aarch64_gen_loadwb_pair): Likewise.
6348 (aarch64_pop_regs): Likewise.
6349 (aarch64_gen_store_pair): Likewise.
6350 (aarch64_gen_load_pair): Likewise.
6351 (aarch64_save_callee_saves): Likewise.
6352 (aarch64_restore_callee_saves): Likewise.
6354 2016-11-02 Richard Biener <rguenther@suse.de>
6356 PR tree-optimization/78035
6357 PR tree-optimization/77964
6358 * gimple-pretty-print.c (pp_points_to_solution): Print
6359 vars_contains_interposable.
6360 * tree-ssa-alias.c: Include varasm.h.
6361 (ptrs_compare_unequal): Check vars_contains_interposable and
6362 decl_binds_to_current_def_p.
6363 (dump_points_to_solution): Dump vars_contains_interposable.
6364 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_interposable
6366 * tree-ssa-structalias.c: Include varasm.h.
6367 (set_uids_in_ptset): Record whether vars contains a
6368 not decl_binds_to_current_def_p variable in vars_contains_interposable.
6369 (ipa_escaped_pt): Update initializer.
6371 2016-11-02 Richard Biener <rguenther@suse.de>
6373 PR tree-optimization/78047
6374 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Initialize
6375 fake field at offset zero conservatively regarding to may_have_pointers.
6377 2016-11-02 Richard Biener <rguenther@suse.de>
6379 * tree-vrp.c (evrp_dom_walker::before_dom_children): Call
6380 infer_value_range on stmt ops and update value-ranges.
6381 Dump visited stmts and blocks.
6382 (evrp_dom_walker::push_value_range): Dump changes.
6383 (evrp_dom_walker::pop_value_range): Likewise.
6384 (evrp_dom_walker::try_find_new_range): Avoid noop changes.
6386 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6388 * emit-rtl.c (prev_nonnote_insn_bb): Change argument type to
6390 * rtl.h (prev_nonnote_insn_bb): Adjust prototype.
6392 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6394 * cfgrtl.c (delete_insn_chain): Change argument type to rtx_insn *
6395 and adjust for that.
6396 * cfgrtl.h (delete_insn_chain): Adjust prototype.
6398 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6400 * config/rl78/rl78.c (gen-and_emit_move): Change argument type
6402 (transcode_memory_rtx): Likewise.
6403 (move_to_acc): Likewise.
6404 (move_from_acc): Likewise.
6405 (move_acc_to_reg): Likewise.
6406 (move_to_x): Likewise.
6407 (move_to_hl): Likewise.
6408 (move_to_de): Likewise.
6409 * config/rs6000/rs6000.c (emit_frame_save): Likewise.
6410 (rs6000_emit_savres_rtx): Likewise.
6411 (rs6000_emit_prologue): Likewise.
6412 * reorg.c (update_reg_unused_notes): Likewise.
6413 * rtl.h (remove_note): Adjust prototype.
6414 * rtlanal.c (remove_note): Make argument type rtx_insn *.
6416 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6418 * config/alpha/alpha.c (alpha_legitimize_address_1): Split up
6419 variables so some can be rtx_insn *.
6420 (alpha_emit_xfloating_libcall): Likewise.
6421 * config/mips/mips.c (mips_call_tls_get_addr): Likewise.
6422 (mips_legitimize_tls_address): Likewise.
6423 * optabs.c (expand_binop): Likewise.
6424 * reload1.c (gen_reload): Likewise.
6426 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6428 * reorg.c (relax_delay_slots): Split up the trial variable.
6430 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6432 * config/arc/arc.c (arc_emit_call_tls_get_addr): Make the type
6433 of variables rtx_insn *.
6434 * config/arm/arm.c (arm_call_tls_get_addr): Likewise.
6435 (legitimize_tls_address): Likewise.
6436 * config/bfin/bfin.c (hwloop_optimize): Likewise.
6437 (bfin_gen_bundles): Likewise.
6438 * config/c6x/c6x.c (reorg_split_calls): Likewise.
6439 (c6x_reorg): Likewise.
6440 * config/frv/frv.c (frv_reorder_packet): Likewise.
6441 * config/i386/i386.c (ix86_split_idivmod): Likewise.
6442 * config/ia64/ia64.c (ia64_expand_compare): Likewise.
6443 * config/m32c/m32c.c (m32c_prepare_shift): Likewise.
6444 * config/mn10300/mn10300.c: Likewise.
6445 * config/rl78/rl78.c: Likewise.
6446 * config/s390/s390.c (s390_fix_long_loop_prediction): Likewise.
6447 * config/sh/sh-mem.cc (sh_expand_cmpstr): Likewise.
6448 (sh_expand_cmpnstr): Likewise.
6449 (sh_expand_strlen): Likewise.
6450 (sh_expand_setmem): Likewise.
6451 * config/sh/sh.md: Likewise.
6452 * emit-rtl.c (emit_pattern_before): Likewise.
6453 * except.c: Likewise.
6454 * final.c: Likewise.
6457 2016-11-01 Jason Merrill <jason@redhat.com>
6459 * tree-inline.c (copy_tree_body_r): Only copy the taken branch of
6460 a COND_EXPR with constant condition.
6462 2016-11-01 Jakub Jelinek <jakub@redhat.com>
6464 * dwarf2out.c (gen_variable_die): Remove again origin_die variable
6465 and its initialization.
6467 2016-11-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6469 * dwarf2out.c (output_rnglists): Wrap basebuf, len in
6472 2016-11-01 Jakub Jelinek <jakub@redhat.com>
6474 * dwarf2out.c (add_name_and_src_coords_attributes): Add NO_LINKAGE_NAME
6475 argument, don't call add_linkage_name if it is true.
6476 (gen_variable_die): For C++ inline static data members, consider the
6477 initial call when old_die is NULL to be declaration and call
6478 add_name_and_src_coords_attributes in that case with true as
6479 NO_LINKAGE_NAME. Add DW_AT_inline attribute if needed.
6480 (gen_member_die): For C++ inline static data members, emit a
6481 definition DIE right away in DW_TAG_compile_unit context.
6483 2016-11-01 John David Anglin <danglin@gcc.gnu.org>
6486 * config/pa/pa.md: Add new shift/add patterns to handle
6487 (plus (mult (reg) (mem_shadd_operand)) (reg)) source operand.
6489 2016-11-01 Max Filippov <jcmvbkbc@gmail.com>
6491 * config/xtensa/xtensa-protos.h
6492 (xtensa_use_return_instruction_p): New prototype.
6493 * config/xtensa/xtensa.c (xtensa_current_frame_size,
6494 xtensa_callee_save_size): Remove.
6495 (struct machine_function): Add new fields: current_frame_size,
6496 callee_save_size, frame_laid_out and epilogue_done.
6497 (compute_frame_size, xtensa_expand_prologue,
6498 xtensa_expand_epilogue): Replace xtensa_callee_save_size with
6499 cfun->machine->callee_save_size and xtensa_current_frame_size
6500 with cfun->machine->current_frame_size.
6501 (compute_frame_size): Update cfun->machine->frame_laid_out and
6502 don't update frame layout after reload completion.
6503 (xtensa_expand_epilogue): Set cfun->machine->epilogue_done
6504 instead of zeroing xtensa_current_frame_size.
6505 (xtensa_use_return_instruction_p): New function.
6506 * config/xtensa/xtensa.h (xtensa_current_frame_size): Remove
6508 (INITIAL_ELIMINATION_OFFSET): Use return value of
6509 compute_frame_size instead of xtensa_current_frame_size value.
6510 * config/xtensa/xtensa.md ("return" pattern): Use new predicate
6511 function xtensa_use_return_instruction_p instead of inline code.
6513 2016-11-01 Jakub Jelinek <jakub@redhat.com>
6515 * tree.h (BLOCK_IN_COLD_SECTION_P): Define.
6516 * final.c (final_scan_insn): Set BLOCK_IN_COLD_SECTION_P.
6517 * dwarf2out.c (rnglist_idx): New variable.
6518 (struct dw_ranges): Add label, idx and maybe_new_sec fields.
6519 (DEBUG_RNGLISTS_SECTION): Define.
6520 (ranges_base_label): New variable.
6521 (size_of_die) <case dw_val_class_range_list>: If using
6522 DW_FORM_rnglistx, count size of uleb128 of range list index.
6523 (value_format) <case dw_val_class_range_list>: For
6524 -gdwarf-5 -gsplit-dwarf return DW_FORM_rnglistx.
6525 (output_range_list_offset): Handle -gdwarf-5 .debug_rnglists
6526 offsets. Multiply dwarf < 5 offsets by 2 * DWARF_ADDR_SIZE.
6527 (add_ranges_num): Remove useless prototype. Don't multiply
6528 by 2 * DWARF2_ADDR_SIZE. Add maybe_new_sec argument, adjust
6529 for new fields added to dw_ranges struct.
6530 (add_ranges): Add maybe_new_sec argument and pass it
6531 through to add_ranges_num.
6532 (note_rnglist_head): New function.
6533 (add_ranges_by_labels): Pass true as maybe_new_sec to
6534 add_ranges_num, call note_rnglist_head on the head of the list.
6535 (output_ranges): Add function comment. Switch to
6536 .debug_ranges section here and emit .Ldebug_ranges0 label.
6537 (index_rnglists, output_rnglists): New functions.
6538 (gen_subprogram_die): Formatting fixes.
6539 (add_high_low_attributes): Don't divide offsets
6540 by 2 * DWARF2_ADDR_SIZE. Call note_rnglist_head on the
6541 first list element or when pointing into the middle of
6542 a list. Pass true as second argument to add_ranges on the
6543 first block fragment after cold/hot section switch.
6544 (init_sections_and_labels): For -gdwarf-5 use .debug_rnglists
6545 section instead of .debug_ranges. Initialize
6546 ranges_base_label if -gdwarf-5 -gsplit-dwarf.
6547 (dwarf2out_finish): For -gdwarf-5 -gsplit-dwarf call
6548 index_rnglists and add DW_AT_rnglists_base attr. Don't switch
6549 to dwarf_ranges_section here or emit .Ldebug_ranges0 label.
6550 Call output_rnglists for -gdwarf-5.
6551 (dwarf2out_c_finalize): Clear rnglist_idx.
6553 2016-11-01 Fritz Reese <fritzoreese@gmail.com>
6555 * combine.c (simplify_compare_const): Add gcc_fallthrough.
6557 2016-11-01 Bilyan Borisov <bilyan.borisov@arm.com>
6558 Tamar Christina <tamar.christina@arm.com>
6560 * config/arm/arm-c.c (arm_cpu_builtins): New macro definition.
6561 * config/arm/arm_neon.h (vmaxnm_f32): New intrinsinc.
6562 (vmaxnmq_f32): Likewise.
6563 (vminnm_f32): Likewise.
6564 (vminnmq_f32): Likewise.
6565 * config/arm/arm_neon_builtins.def (vmaxnm): New builtin.
6567 * config/arm/neon.md (neon_<fmaxmin_op><mode>, VCVTF): New
6570 2016-10-31 Michael Meissner <meissner@linux.vnet.ibm.com>
6572 * config/rs6000/vsx.md (VSX_EXTRACT_FL): New iterator for all
6573 binary floating point types supported by the hardware except for
6575 (vsx_xvcvsxwdp_df): Provide scalar result alternative to the
6576 vector instruction for optimizing extracting a SImode from a
6577 V4SImode vector and converting it to floating point.
6578 (vsx_xvcvuxwdp_df): Likewise.
6579 (vsx_extract_si): On ISA 3.0, allow extract target and temporary
6580 registers to be any VSX register. Move stores to the end of the
6582 (vsx_extract_si_<uns>float_df): New combiner pattern and splitter
6583 to optimize extracting a SImode from a V4SImode vector and
6584 converting it to a binary floating point type supported by the
6585 hardware. Use the vector converts instead of extracting the
6586 element, sign extending it, and then converting it to double.
6587 Other floating point types than double first convert to double,
6588 then the double is converted to that type.
6589 (vsx_extract_si_<uns>float_<mode>): Likewise.
6591 2016-10-31 Andrew Pinski <apinski@cavium.com>
6593 * config/aarch64/driver-aarch64.c (host_detect_local_cpu):
6594 Rewrite handling of part num to handle the case where
6595 multiple implementers share the same part num.
6597 2016-10-31 Jan Kratochvil <jan.kratochvil@redhat.com>
6598 Jakub Jelinek <jakub@redhat.com>
6600 * dwarf2out.c (DWARF_COMPILE_UNIT_HEADER_SIZE): Adjust for -gdwarf-5.
6601 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): Likewise.
6603 2016-10-31 Jakub Jelinek <jakub@redhat.com>
6605 * dwarf2out.c (dwarf_AT): Handle DW_AT_dwo_name.
6606 (use_debug_types): Adjust comment for DWARF5 DW_UT_type units.
6607 (new_die): Handle DW_TAG_skeleton_unit like DW_TAG_compile_unit.
6608 (is_cu_die, is_unit_die): Likewise.
6609 (should_move_die_to_comdat, break_out_comdat_types): Adjust
6610 comments for DWARF5 DW_UT_type units.
6611 (output_compilation_unit_header): Add UT argument, output
6612 start of DWARF5 .debug_info section header.
6613 (output_comp_unit): Add dwo_id argument. Adjust
6614 output_compilation_unit_header caller, for DW_UT_split_compile
6615 emit dwo_id field, otherwise padding1. Emit padding2 field.
6616 (add_top_level_skeleton_die_attrs): Add DW_AT_dwo_name
6617 rather than DW_AT_GNU_dwo_name attr for -gdwarf-5.
6618 (output_skeleton_debug_sections): Add dwo_id argument, for
6619 -gdwarf-5 emit DWARF 5 DW_UT_skeleton header.
6620 (output_comdat_type_unit): For -gdwarf-5 emit .debug_info
6621 DW_UT_type or DW_UT_split_type units rather than .debug_types.
6622 (dwarf2out_finish): Use DW_TAG_skeleton_unit rather than
6623 DW_TAG_compile_unit for skeleton unit die. Don't add
6624 DW_AT_GNU_dwo_id attributes for -gdwarf-5, instead pass checksum
6625 address to output_comp_unit and output_skeleton_debug_sections.
6627 * dwarf2out.c (debug_line_str_section): New variable.
6628 (debug_line_str_hash): Likewise.
6629 (DEBUG_LINE_STR_SECTION): Define.
6630 (set_indirect_string): Handle DW_FORM_line_strp like
6632 (find_string_form): Fix up formatting.
6633 (size_of_die): Handle DW_FORM_line_strp like DW_FORM_strp.
6635 (output_die): Handle DW_FORM_line_strp.
6636 (DWARF5_USE_DEBUG_LINE_STR): Define.
6637 (output_line_string): New function.
6638 (output_file_names): Add -gdwarf-5 support.
6639 (output_line_info): Likewise.
6640 (init_sections_and_labels): Initialize debug_line_str_section.
6641 (output_indirect_string): Change 2nd argument from void *
6642 to enum dwarf_form form, compare with form rather than
6644 (output_indirect_strings): Pass DW_FORM_strp to
6645 output_indirect_string traversion.
6646 (dwarf2out_finish): Output .debug_line_str strings.
6647 (dwarf2out_c_finalize): Clear debug_line_str_section and
6648 debug_line_str_hash.
6650 2016-10-31 Tom Tromey <tom@tromey.com>
6653 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_form_tls_address.
6654 (resolve_args_picking_1): Move DW_OP_form_tls_address case next to
6655 DW_OP_GNU_push_tls_address case.
6656 (loc_list_from_tree_1): Use DW_OP_form_tls_address.
6658 2016-10-31 Jakub Jelinek <jakub@redhat.com>
6660 * dwarf2out.h (struct dw_loc_descr_node): Adjust comment
6661 for frame_offset_rel bit.
6662 (struct array_descr_info): Add rank field.
6663 * dwarf2out.c (struct loc_descr_context): Add placeholder_arg
6664 and placeholder_seen fields.
6665 (resolve_args_picking_1): Handle also frame_offset_rel DW_OP_dup
6666 and DW_OP_over. Optimize DW_OP_pick 0 into DW_OP_dup and
6667 DW_OP_pick 1 into DW_OP_over.
6668 (function_to_dwarf_procedure, type_byte_size, field_byte_offset,
6669 gen_variant_part): Clear placeholder_{arg,seen}.
6670 (loc_list_from_tree_1): Drop const from context argument.
6671 Handle integral PLACEHOLDER_EXPR if context->placeholder_arg.
6672 (loc_list_for_address_of_addr_expr_of_indirect_ref,
6673 loc_list_from_tree, loc_descriptor_from_tree): Drop const from
6675 (add_scalar_info): Drop const from context argument. Handle
6676 context->placeholder_arg.
6677 (add_bound_info): Drop const from context argument.
6678 (gen_descr_array_type_die): Drop const from ctx variable.
6679 Initialize placeholder_arg and placeholder_seen. Add DW_AT_rank
6680 attribute and use a single DW_TAG_generic_subrange instead of
6681 7 DW_TAG_subrange_type for assumed rank arrays.
6683 * dwarf2out.h (enum dw_val_class): Add dw_val_class_loclistsptr.
6684 * dwarf2out.c (struct dw_loc_list_struct): Change emitted field
6685 from bool to 1-bit uchar bitfield. Add num_assigned and
6686 offset_emitted bitfields.
6687 (dw_val_equal_p): Compare v.val_lbl_id rather than v.val_unsigned
6688 for dw_val_class_lineptr and dw_val_class_macptr. Handle
6689 dw_val_class_loclistsptr.
6690 (new_addr_loc_descr): Fix up formatting.
6691 (DEBUG_LOCLISTS_SECTION, DEBUG_DWO_LOCLISTS_SECTION): Define.
6692 (add_AT_low_high_pc): Fix up formatting.
6693 (add_AT_loclistsptr): New function.
6694 (AT_lbl): Allow dw_val_class_loclistsptr.
6695 (print_dw_val, attr_checksum, attr_checksum_ordered, same_dw_val_p):
6696 Handle dw_val_class_loclistsptr.
6697 (loc_list_idx): New variable.
6698 (output_loclists_offsets, assign_location_list_indexes): New
6700 (size_of_die): For dw_val_class_loc_list -gsplit-dwarf -gdwarf-5
6701 add size_of_uleb128 of the index. Drop never used
6702 dwarf_split_debug_info AT_index handling. Handle
6703 dw_val_class_loclistsptr.
6704 (value_format): Return DW_FORM_loclistsx for dw_val_class_loc_list
6705 if -gsplit-dwarf -gdwarf-5. Handle dw_val_class_loclistsptr.
6706 (output_loc_list): Handle DWARF 5 .debug_loclists* format.
6707 (output_loc_list_offset): Handle -gsplit-dwarf -gdwarf-5
6708 DW_FORM_loclistx indexes.
6709 (output_attr_index_or_value): Fix up formatting. Don't handle
6710 dw_val_class_loc_list here.
6711 (output_die): Formatting fixes. Handle dw_val_class_loclistsptr.
6712 For dw_val_class_loc_list call output_loc_list_offset rather than
6713 output_attr_index_or_value.
6714 (init_sections_and_labels): For -gdwarf-5 use .debug_loclists
6715 or .debug_loclists.dwo section name for debug_loc_section.
6716 (resolve_addr_in_expr): Formatting fix.
6717 (index_location_lists): Likewise.
6718 (dwarf2out_finish): If there are any location lists, for
6719 -gsplit-dwarf -gdwarf-5 add DW_AT_loclists_base attribute. Call
6720 index_location_lists only if have_location_lists. Call
6721 assign_location_list_indexes for -gsplit-dwarf -gdwarf-5. Emit
6722 .debug_loclists{,.dwo} section header for -gdwarf-5, for -gdwarf-5
6723 -gsplit-dwarf also emit offset table.
6725 * dwarf2out.c (DWARF_LARGEST_DATA_FORM_BITS): Define.
6726 (size_of_die, value_format, output_die): Use
6727 DW_FORM_data16 for 128-bit dw_val_class_const_double or
6728 dw_val_class_wide_int.
6730 * dwarf2out.c (dwarf_op): Renamed to ...
6731 (dwarf_OP): ... this.
6732 (convert_descriptor_to_mode, scompare_loc_descriptor,
6733 minmax_loc_descriptor, typed_binop, mem_loc_descriptor,
6734 implicit_ptr_descriptor, optimize_one_addr_into_implicit_ptr): Adjust
6736 (dwarf_AT, dwarf_TAG): New functions.
6737 (check_die): Disallow DW_AT_call_all_calls next to
6738 DW_AT_GNU_all_call_sites.
6739 (gen_call_site_die): Use dwarf_TAG and dwarf_AT with DWARF 5 tag
6740 and attributes instead of the corresponding GNU tag and attributes.
6741 (gen_subprogram_die): Likewise. Emit call site information even
6742 for -gdwarf-5 -gstrict-dwarf. Replace DW_AT_GNU_defaulted with
6743 DW_AT_defaulted in comment.
6744 (resolve_addr): Handle DW_AT_call_origin attribute on
6745 DW_TAG_call_site DIE like DW_AT_abstract_origin on
6746 DW_TAG_GNU_call_site DIE.
6748 * dwarf2out.c (dwarf_op): New function.
6749 (size_of_loc_descr): Handle DW_OP_{implicit_pointer,entry_value},
6750 DW_OP_{const,regval,deref}_type and DW_OP_{convert,reinterpret}.
6751 (output_loc_operands, output_loc_operands_raw): Likewise.
6752 (resolve_args_picking_1, prune_unused_types_walk_loc_descr,
6753 mark_base_types, hash_loc_operands, compare_loc_operands): Likewise.
6754 (resolve_addr_in_expr): Likewise. Only punt for !dwarf_strict
6755 if dwarf_version < 5.
6756 (convert_descriptor_to_mode): Use dwarf_op (DW_OP_xxx) instead of
6758 (scompare_loc_descriptor, ucompare_loc_descriptor,
6759 minmax_loc_descriptor, typed_binop, mem_loc_descriptor,
6760 implicit_ptr_descriptor, optimize_one_addr_into_implicit_ptr,
6761 optimize_location_into_implicit_ptr): Likewise. Only punt for
6762 !dwarf_strict if dwarf_version < 5.
6763 (string_cst_pool_decl): Adjust comment.
6764 (non_dwarf_expression): Handle DW_OP_implicit_pointer.
6766 * dwarf2out.h (enum dw_val_class): Add dw_val_class_const_implicit,
6767 dw_val_class_unsigned_const_implicit and dw_val_class_file_implicit.
6768 (struct dw_val_node): Add val_file_implicit field.
6769 * dwarf2out.c (dw_val_equal_p, print_dw_val, attr_checksum,
6770 attr_checksum_ordered, same_dw_val_p, size_of_die, value_format,
6771 output_die): Handle dw_val_class_const_implicit,
6772 dw_val_class_unsigned_const_implicit and dw_val_class_file_implicit.
6773 (abbrev_die_table): Change into va_gc vec.
6774 (abbrev_die_table_allocated, abbrev_die_table_in_use,
6775 ABBREV_DIE_TABLE_INCREMENT): Remove.
6776 (AT_int, AT_unsigned, AT_file): Allow dw_val_class_*_implicit.
6777 (abbrev_opt_start, abbrev_usage_count, sorted_abbrev_dies): New
6779 (build_abbrev_table): Adjust for abbrev_die_table being a va_gc vec.
6780 If abbrev_opt_start, fill in abbrev_usage_count and abbrev_dies
6782 (die_abbrev_cmp, optimize_implicit_const, optimize_abbrev_table): New
6784 (output_die_abbrevs): For DW_FORM_implicit_const emit sleb128 with
6786 (output_abbrev_section): Adjust for abbrev_die_table being a va_gc
6788 (output_comp_unit): Initialize abbrev_opt_start if emitting the main
6789 unit. Call optimize_abbrev_table.
6790 (dwarf2out_init, dwarf2out_finish, dwarf2out_c_finalize): Adjust for
6791 abbrev_die_table being a va_gc vec.
6793 PR tree-optimization/77860
6794 * tree-ssa-reassoc.c (eliminate_using_constants): Handle
6795 also integral complex and vector constants.
6797 * dwarf2out.c (dwarf2out_define, dwarf2out_undef, output_macinfo_op,
6798 optimize_macinfo_range, save_macinfo_strings): Replace
6799 DW_MACRO_GNU_* constants with corresponding DW_MACRO_* constants.
6800 (output_macinfo): Likewise. Emit .debug_macro* rather than
6801 .debug_macinfo* even for -gstrict-dwarf -gdwarf-5.
6802 (init_sections_and_labels): Use .debug_macro* labels rather than
6803 .debug_macinfo* labels even for -gstrict-dwarf -gdwarf-5.
6804 (dwarf2out_finish): Use DW_AT_macros instead of DW_AT_macro_info
6805 or DW_AT_GNU_macros for -gdwarf-5.
6807 2016-10-31 Waldemar Brodkorb <wbx@openadk.org>
6809 * config/microblaze/linux.h (UCLIBC_DYNAMIC_LINKER): Define.
6811 2016-09-11 Le-Chun Wu <lcwu@google.com>
6812 Mark Wielaard <mjw@redhat.com>
6814 * common.opt (Wshadow=global): New option. Default for -Wshadow.
6815 (Wshadow=local): New option.
6816 (Wshadow-local): Hidden alias for -Wshadow=local.
6817 (Wshadow=compatible-local): New option.
6818 (Wshadow-compatible-local): Hidden alias for
6819 -Wshadow=compatible-local.
6820 * doc/invoke.texi: Document Wshadow=global, Wshadow=local and
6821 Wshadow=compatible-local.
6823 2016-10-31 Bin Cheng <bin.cheng@arm.com>
6825 * tree-vect-slp.c (vect_get_and_check_slp_defs): New parameter SWAP.
6826 Check slp defs for COND_EXPR by swapping/inverting operands if the
6827 new parameter SWAP indicates so.
6828 (vect_build_slp_tree_1): New parameter SWAP. Check COND_EXPR stmt
6829 is isomorphic to the first stmt via swapping/inverting. Store swap
6830 information in the new parameter SWAP.
6831 (vect_build_slp_tree): New local array SWAP and pass it to function
6832 vect_build_slp_tree_1. Cleanup result handling code for function
6833 call to vect_get_and_check_slp_defs. Skip operand swapping if the
6834 order of operands has been fixed as indicated by SWAP[i].
6836 2016-10-31 Bin Cheng <bin.cheng@arm.com>
6838 * tree-vect-data-refs.c (vect_slp_analyze_node_dependences): Skip
6839 unnecessary data dependence check after visited store stmt.
6841 2016-10-30 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6843 PR tree-optimization/71915
6844 PR tree-optimization/71490
6845 * gimple-ssa-strength-reduction.c (struct slsr_cand_d): Add
6847 (find_basis_for_base_expr): Require stride types to match when
6849 (alloc_cand_and_find_basis): Record the stride type.
6850 (slsr_process_phi): Pass stride type to alloc_cand_and_find_basis.
6851 (backtrace_base_for_ref): Pass types to legal_cast_p_1 rather than
6852 the expressions having those types.
6853 (slsr_process_ref): Pass stride type to alloc_cand_and_find_basis.
6854 (create_mul_ssa_cand): Likewise.
6855 (create_mul_imm_cand): Likewise.
6856 (create_add_ssa_cand): Likewise.
6857 (create_add_imm_cand): Likewise.
6858 (legal_cast_p_1): Change interface to accept types rather than the
6859 expressions having those types.
6860 (legal_cast_p): Pass types to legal_cast_p_1.
6861 (slsr_process_cast): Pass stride type to
6862 alloc_cand_and_find_basis.
6863 (slsr_process_copy): Likewise.
6864 (dump_candidate): Display stride type when a cast exists.
6865 (create_add_on_incoming_edge): Introduce a cast when necessary for
6867 (analyze_increments): Change the code checking for invalid casts
6868 to rely on the stride type, and update the documentation and
6869 example. Change the code checking for pointer multiplies to rely
6871 (insert_initializers): Introduce a cast when necessary for the
6872 stride type. Use the stride type for the type of the initializer.
6874 2016-10-30 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
6876 * config/arm/arm.c (arm_const_not_ok_for_debug_p): Use VAR_P.
6878 2016-10-29 Jakub Jelinek <jakub@redhat.com>
6880 PR rtl-optimization/77919
6881 * expr.c (expand_expr_real_1) <normal_inner_ref>: Only avoid forcing
6882 into memory if both modes are complex and their inner modes have the
6883 same precision. If the two modes are different complex modes, convert
6884 each part separately and generate a new CONCAT.
6886 2016-10-29 John David Anglin <danglin@gcc.gnu.org>
6888 * config/pa/pa64-hpux.h (FINI_SECTION_ASM_OP): Define to null string.
6890 2016-10-29 Jakub Jelinek <jakub@redhat.com>
6893 * gimple-ssa-store-merging.c
6894 (imm_store_chain_info::output_merged_store): Use build_aligned_type
6895 instead of SET_TYPE_ALIGN on shared integral type.
6897 2016-10-29 John David Anglin <danglin@gcc.gnu.org>
6899 * config/pa/pa.h (BIGGEST_ALIGNMENT): Adjust comment.
6900 (MALLOC_ABI_ALIGNMENT): Define to 128 on all targets except SOM.
6903 2016-10-28 Jeff Law <law@redhat.com>
6905 * config/vax/vax.h (REGNO_REG_CLASS): Access the REGNO argument.
6906 * config/spu/spu.h (REGNO_REG_CLASS): Likewise.
6908 2016-10-28 Eric Botcazou <ebotcazou@adacore.com>
6910 * doc/sourcebuild.texi (Ada Tests): Remove mention of gcc chapter.
6912 2016-10-28 Eric Botcazou <ebotcazou@adacore.com>
6914 * target.def (min_arithmetic_precision): New hook.
6915 * doc/tm.texi.in (Misc): Add TARGET_MIN_ARITHMETIC_PRECISION.
6916 * doc/tm.texi: Regenerate.
6917 * internal-fn.c (expand_arith_overflow): Adjust handling of target
6918 dependent support by means of TARGET_MIN_ARITHMETIC_PRECISION.
6919 * targhooks.c (default_min_arithmetic_precision): New function.
6920 * targhooks.h (default_min_arithmetic_precision): Declare.
6921 * config/sparc/sparc.c (TARGET_MIN_ARITHMETIC_PRECISION): Define.
6922 (sparc_min_arithmetic_precision): New function.
6924 2016-10-28 Segher Boessenkool <segher@kernel.crashing.org>
6927 * combine.c (change_zero_ext): Handle zero_ext of hard registers.
6928 Swap commutative operands in new RTL if needed. Handle zero_ext
6930 (recog_for_combine): Pass *pnewpat to change_zero_ext instead of
6933 2016-10-28 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
6934 Kugan Vivekanandarajah <kuganv@linaro.org>
6935 Jim Wilson <jim.wilson@linaro.org>
6937 PR tree-optimization/43721
6938 * target.def: New hook expand_divmod_libfunc.
6939 * doc/tm.texi.in: Add hook for TARGET_EXPAND_DIVMOD_LIBFUNC.
6940 * doc/tm.texi: Regenerate.
6941 * internal-fn.def: Add new entry for DIVMOD ifn.
6942 * internal-fn.c (expand_DIVMOD): New.
6943 * tree-ssa-math-opts.c: Include optabs-libfuncs.h, tree-eh.h,
6945 (widen_mul_stats): Add new field divmod_calls_inserted.
6946 (target_supports_divmod_p): New.
6947 (divmod_candidate_p): Likewise.
6948 (convert_to_divmod): Likewise.
6949 (pass_optimize_widening_mul::execute): Call calculate_dominance_info,
6950 renumber_gimple_stmt_uids at beginning of function. Call
6951 convert_to_divmod and record stats for divmod.
6952 * config/arm/arm.c (arm_expand_divmod_libfunc): Override hook
6953 TARGET_EXPAND_DIVMOD_LIBFUNC.
6954 * doc/sourcebuild.texi: Add items for arm_divmod_simode, divmod,
6957 2016-10-28 Eric Botcazou <ebotcazou@adacore.com>
6958 Segher Boessenkool <segher@kernel.crashing.org>
6960 * dojump.c (do_jump_by_parts_greater_rtx): Invert probability when
6961 swapping the arms of the branch.
6962 * internal-fn.c (expand_addsub_overflow): Use a straight-line code
6963 sequence for the generic signed-signed-signed case.
6965 2016-10-28 Jeff Law <law@redhat.com>
6967 * config/bfin/bfin.c (bfin_legitimate_address_p): Add missing
6969 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
6971 2016-10-28 Segher Boessenkool <segher@kernel.crashing.org>
6973 PR rtl-optimization/78029
6974 * function.c (prologue_contains, epilogue_contains): New functions.
6975 (record_prologue_seq, record_epilogue_seq): New functions.
6976 * function.h (prologue_contains, epilogue_contains,
6977 record_prologue_seq, record_epilogue_seq): New declarations.
6978 * sched-deps.c (sched_analyze_insn): Make dependencies to prevent
6979 mixing prologue and epilogue insns.
6980 (init_deps): Initialize the new fields in struct deps_desc.
6981 * sched-int.h (struct deps_desc): New fields last_prologue,
6982 last_epilogue, and last_logue_was_epilogue.
6983 * shrink-wrap.c (emit_common_heads_for_components): Record all
6984 emitted prologue and epilogue insns.
6985 (emit_common_tails_for_components): Ditto.
6986 (insert_prologue_epilogue_for_components): Ditto.
6988 2016-10-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6991 * Makefile.in (OBJS): Add gimple-ssa-store-merging.o.
6992 * common.opt (fstore-merging): New Optimization option.
6993 * opts.c (default_options_table): Add entry for
6994 OPT_ftree_store_merging.
6995 * fold-const.h (can_native_encode_type_p): Declare prototype.
6996 * fold-const.c (can_native_encode_type_p): Define.
6997 * params.def (PARAM_STORE_MERGING_ALLOW_UNALIGNED): Define.
6998 (PARAM_MAX_STORES_TO_MERGE): Likewise.
6999 * timevar.def (TV_GIMPLE_STORE_MERGING): New timevar.
7000 * passes.def: Insert pass_tree_store_merging.
7001 * tree-pass.h (make_pass_store_merging): Declare extern
7003 * gimple-ssa-store-merging.c: New file.
7004 * doc/invoke.texi (Optimization Options): Document
7006 (--param documentation): Document store-merging-allow-unaligned
7007 and max-stores-to-merge.
7009 2016-10-28 Will Schmidt <will_schmidt@vnet.ibm.com>
7012 * gimplify.c (gimplify_init_constructor): Move emit of constructor
7013 assignment to earlier in the if/else logic.
7015 2016-10-28 Richard Biener <rguenther@suse.de>
7019 * fold-const.c (make_bit_field_ref): Only adjust alias set
7020 when the original alias set was zero.
7022 2016-10-28 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7024 * config/s390/s390.c (s390_adjust_loop_scan_osc): New function.
7025 (s390_adjust_loops): New function.
7026 (s390_reorg): Invoke s390_adjust_loops.
7027 * config/s390/s390.md (UNSPEC_OSC_BREAK): New constant.
7028 ("osc_break"): New insn definition.
7030 2016-10-28 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7032 * config/s390/s390.opt: Support alternate cpu level naming (archXX).
7033 * config.gcc: Support alternate archXX cpu levels with
7034 --with-arch= and --with-tune=.
7035 * config/s390/linux.h: Translate new archXX cpu levels to the
7036 original names when calling GAS.
7037 * config/s390/tpf.h: Likewise.
7038 * doc/invoke.texi: Document the alternate cpu level names.
7040 2016-10-28 Jakub Jelinek <jakub@redhat.com>
7042 PR rtl-optimization/77919
7043 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force CONCAT into
7044 MEM if mode1 is not a complex mode.
7046 PR rtl-optimization/78132
7047 * ree.c (combine_reaching_defs): Give up if copy_needed and
7048 !HARD_REGNO_MODE_OK (REGNO (src_reg), dst_mode).
7050 2016-10-27 Eric Botcazou <ebotcazou@adacore.com>
7052 * config/sparc/sparc.md (<*vlop:code><VL:mode>3): Remove leading '*'.
7054 2016-10-27 Michael Meissner <meissner@linux.vnet.ibm.com>
7056 * config/rs6000/constraints.md (wH constraint): Add new
7057 constraints for allowing 32-bit integers (and eventually 8/16-bit
7058 integers) into the vector registers.
7059 (wI constraint): Likewise.
7060 (wJ constraint): Likewise.
7061 (wK constraint): Likewise.
7062 * config/rs6000/rs6000-cpus.def (ISA_2_7_MASKS_SERVER): Add
7063 -mvsx-small-integer as a default option for ISA 2.07
7065 (POWERPC_MASKS): Likewise.
7066 * config/rs6000/rs6000.opt (-mvsx-small-integer): Add new debug
7067 switch to turn off small integer support in vector registers.
7068 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Eliminate
7069 test for -mupper-regs-di, since it is already done with the
7070 reg_add[mode].scalar_in_vsx_p. Add support for the switch
7071 -mvsx-small-integer.
7072 (rs6000_debug_reg_global): Add support for wH, wI, wJ, and wK
7074 (rs6000_setup_reg_addr_masks): Likewise.
7075 (rs6000_init_hard_regno_mode_ok): Likewise.
7076 (rs6000_option_override_internal): Add consistency checks for
7077 -mvsx-small-integer.
7078 (rs6000_secondary_reload_simple_move): SImode is a simple move if
7079 -mvsx-small-integer.
7080 (rs6000_secondary_reload): Use std::swap.
7081 (rs6000_preferred_reload_class): Don't prefer FLOAT_REGS over
7082 VSX_REGS for small integers in vector registers, since there is no
7083 D-FORM address mode for such types.
7084 (rs6000_register_move_cost): Use FIRST_FPR_REGNO instead of 32.
7085 (rs6000_opt_masks): Add -mvsx-small-integer.
7086 * config/rs6000/vsx.md (VSINT_84): Add SImode for small integer
7088 (VSX_EXTRACT_I2): Clone VSX_EXTRACT_I, but drop V4SI since SImode
7089 extracts can be done on ISA 2.07.
7090 (vsx_extract_<mode>): Add support for small integers in vsx
7092 (vsx_extract_<mode>_p9): Use 'v' instead of VSX_EX, since we no
7093 longer support V4SImode in this pattern.
7094 (vsx_extract_si): New insn to support extraction of SImode in ISA
7095 2.07 using either xxextractuw or vspltw.
7096 (vsx_extract_<mode>_p8): Use 'v' instead of VSX_EX, since we no
7097 longer support V4SImode in this pattern.
7098 * config/rs6000/rs6000.h (enum rs6000_reg_class_enum): Add wH, wI,
7099 wJ, and wK constraints.
7100 * config/rs6000/rs6000.md (f32_sv): Use correct instruction for
7101 storing SDmode with VSX instructions.
7102 (zero_extendsi<mode>2): Reorder pattern, so RLDICL comes after the
7103 GPR load and before the FPR and VSX loads. Remove ??, ! from the
7104 constraints. Add MFVSRWZ and XXEXTRACTUW instructions to support
7105 small integers in vector registers.
7106 (extendsi<mode>2): Reorder pattern, so EXTSW comes after the GPR
7107 load and before the FPR and VSX loads. Remove ??, ! from the
7108 constraints. Add VEXTSW2D support for small integers in vector
7110 (lfiwax): Remove ! constraint. Add VEXTSW2D support for small
7111 integers in vector registers.
7112 (floatsi<mode>2_lfiwax): If -mvsx-small-integer issue a normal
7113 move instead of using an UNSPEC.
7114 (lfiwzx): Remove ! constraint. Add XXEXTRACTUW support for small
7115 integers in vector registers.
7116 (floatunssi<mode>2_lfiwzx): If -mvsx-small-integer issue a normal
7117 move instead of using an UNSPEC.
7118 (movsi_internal1): Add support for -mvsx-small-integer. Align
7119 columns so that it is more readable.
7120 (SImode splitter for ISA 3.0 constants): Add splitter for
7121 -128..127 constants that can easily be constructed on ISA 3.0.
7122 * doc/md.texi (PowerPC Constraints): Document wH, wI, wJ, and wK
7125 2016-10-27 Jakub Jelinek <jakub@redhat.com>
7128 * omp-simd-clone.c (simd_clone_adjust): Handle noreturn declare simd
7131 2016-10-27 Aldy Hernandez <aldyh@redhat.com>
7133 * builtins.c (expand_builtin_nonlocal_goto): Avoid evaluating
7134 PIC_OFFSET_TABLE_REGNUM twice.
7136 2016-10-27 Bin Cheng <bin.cheng@arm.com>
7138 * match.pd ((convert (op:s (convert@2 @0) (convert?@3 @1)))): Add
7139 support for constant operand for OP.
7141 2016-10-27 Jakub Jelinek <jakub@redhat.com>
7143 * dwarf2out.c (gen_member_die): Only reparent_child instead of
7144 splice_child_die if child doesn't have DW_AT_specification attribute.
7146 2016-10-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
7148 * config/arm/arm.h (TARGET_HAVE_LDREX): Define for ARMv8-M Baseline.
7149 (TARGET_HAVE_LDREXBH): Likewise.
7150 (TARGET_HAVE_LDACQ): Likewise.
7152 2016-10-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
7154 * config/arm/arm.c (arm_split_atomic_op): Add function comment. Add
7155 logic to to decide whether to copy over old value to register for new
7157 * config/arm/sync.md: Add comments explaning why mode and code
7158 attribute are not defined in iterators.md
7159 (thumb1_atomic_op_str): New code attribute.
7160 (thumb1_atomic_newop_str): Likewise.
7161 (thumb1_atomic_fetch_op_str): Likewise.
7162 (thumb1_atomic_fetch_newop_str): Likewise.
7163 (thumb1_atomic_fetch_oldop_str): Likewise.
7164 (atomic_exchange<mode>): Add new ARMv8-M Baseline only alternatives to
7165 mirror the more restrictive constraints of the Thumb-1 insns after
7166 split compared to Thumb-2 counterpart insns.
7167 (atomic_<sync_optab><mode>): Likewise. Add comment to keep constraints
7168 in sync with non atomic version.
7169 (atomic_nand<mode>): Likewise.
7170 (atomic_fetch_<sync_optab><mode>): Likewise.
7171 (atomic_fetch_nand<mode>): Likewise.
7172 (atomic_<sync_optab>_fetch<mode>): Likewise.
7173 (atomic_nand_fetch<mode>): Likewise.
7174 * config/arm/thumb1.md (thumb1_addsi3): Add comment to keep contraint
7175 in sync with atomic version.
7176 (thumb1_subsi3_insn): Likewise.
7177 (thumb1_andsi3_insn): Likewise.
7178 (thumb1_iorsi3_insn): Likewise.
7179 (thumb1_xorsi3_insn): Likewise.
7181 2016-10-27 Nick Clifton <nickc@redhat.com>
7183 * plugin.c (register_plugin_info): Produce an error message if the
7184 plugin is not found in the hash table.
7186 2016-10-27 Bin Cheng <bin.cheng@arm.com>
7188 * match.pd ((convert1 (minmax ((convert2 (x) c)))) -> minmax (x c)):
7191 2016-10-26 Kelvin Nilsen <kelvin@gcc.gnu.org>
7194 * config/rs6000/rs6000.c (spe_init_builtins): Modify loops to not
7195 define builtin functions from the bdesc_spe_predicates or
7196 bdesc_spe_evsel arrays if the builtin mask is not compatible with
7197 the current compiler configuration.
7198 (paired_init_builtins): Modify loop to not define define builtin
7199 functions from the bdesc_paried_preds array if the builtin mask is
7200 not compatible with the current compiler configuration.
7201 (altivec_init_builtins): Modify loops to not define the
7202 __builtin_altivec_stxvl function nor the builtin functions from
7203 the bdesc_dst or bdesc_altivec_preds, or bdesc_abs arrays if the
7204 builtin mask is not compatible with the current compiler
7207 2016-10-26 Jeff Law <law@redhat.com>
7209 * config/sh/sh.c (output_branch): Add missing fallthru comments.
7210 (gen_shl_and): Likewise.
7211 * config/sh/sh.md (movsicc): Add missing fallthru comments.
7213 * config/mips/mips.c (mips16_constant_cost): Add missing
7215 (mips16_build_call_stub): Increase buffer size. Adjust
7218 2016-10-26 David Malcolm <dmalcolm@redhat.com>
7220 * print-rtl.c (rtx_writer::print_rtx_operand_code_u): Print
7221 INSN_UIDs for all insns in compact mode.
7222 (rtx_writer::print_rtx): Likewise.
7223 * print-rtl.h (rtx_writer::flag_compact): Update comment.
7224 * rtl-tests.c (selftest::test_dumping_insns): Update expected
7225 output to include INSN_UID.
7226 (selftest::test_uncond_jump): Likewise.
7228 2016-10-26 Pat Haugen <pthaugen@us.ibm.com>
7230 * haifa-sched.c (call_used_regs_num): Rename to...
7231 (call_saved_regs_num): ...this.
7232 (fixed_regs_num): New variable.
7233 (sched_pressure_start_bb): Subtract out fixed_regs. Scale call_saved
7235 (alloc_global_sched_pressure_data): Compute call_saved and fixed regs.
7237 2016-10-26 David Malcolm <dmalcolm@redhat.com>
7239 * print-rtl-function.c (print_rtx_function): Rewrite in terms of
7241 * print-rtl.c (outfile): Delete global.
7242 (sawclose): Likewise.
7244 (in_call_function_usage): Likewise.
7245 (flag_compact): Likewise.
7246 (flag_simple): Likewise.
7247 (rtx_writer::rtx_writer): New ctor.
7248 (print_rtx_operand_code_0): Convert to...
7249 (rtx_writer::print_rtx_operand_code_0): ...this.
7250 (print_rtx_operand_code_e): Convert to...
7251 (rtx_writer::print_rtx_operand_code_e): ...this.
7252 (print_rtx_operand_codes_E_and_V): Convert to...
7253 (rtx_writer::print_rtx_operand_codes_E_and_V): ...this.
7254 (print_rtx_operand_code_i): Convert to...
7255 (rtx_writer::print_rtx_operand_code_i): ...this.
7256 (print_rtx_operand_code_r): Convert to...
7257 (rtx_writer::print_rtx_operand_code_r): ...this.
7258 (print_rtx_operand_code_u): Convert to...
7259 (rtx_writer::print_rtx_operand_code_u): ...this.
7260 (print_rtx_operand): Convert to...
7261 (rtx_writer::print_rtx_operand): ...this.
7262 (print_rtx): Convert to...
7263 (rtx_writer::print_rtx): ...this.
7264 (print_inline_rtx): Rewrite in terms of class rtx_writer.
7265 (debug_rtx): Likewise.
7266 (print_rtl): Convert to...
7267 (rtx_writer::print_rtl): ...this.
7268 (print_rtl): Reimplement in terms of class rtx_writer.
7269 (print_rtl_single): Rewrite in terms of class rtx_writer.
7270 (print_rtl_single_with_indent): Convert to..
7271 (rtx_writer::print_rtl_single_with_indent): ...this.
7272 (print_simple_rtl): Rewrite in terms of class rtx_writer.
7273 * print-rtl.h (flag_compact): Delete decl.
7274 (class rtx_writer): New class.
7275 * rtl-tests.c (selftest::assert_rtl_dump_eq): Rewrite in terms of
7278 2016-10-26 Jeff Law <law@redhat.com>
7280 * config/microblaze/microblaze.c (tls_mentioned_p): Avoid
7283 * config/arc/arc.c (acr_print_operand): Adjust fallthru comment.
7284 (check_if_valid_sleep_operand): Add missing fallthru comment.
7285 (arc_register_move_cost): Increase buffer size.
7286 * config/arc/arc.md (cbranch4si_scratch): Add missing fallthru
7288 * config/arc/predicates.md (move_str_operand): Avoid fallthru.
7290 * config/cr16/cr16.c (cr16_print_operand): Add missing fallthru
7291 comment. Add gcc_unreachable for path that should never happen.
7293 * config/epiphany/epiphany.c (epiphany_print_operand): Adjust
7296 2016-10-26 Jakub Jelinek <jakub@redhat.com>
7297 Martin Liska <mliska@suse.cz>
7300 * gimplify.c (gimplify_adjust_omp_clauses_1): For all added map
7301 clauses with OMP_CLAUSE_SIZE being a decl, call omp_notice_variable
7302 on outer context if any.
7304 2016-10-26 Jakub Jelinek <jakub@redhat.com>
7306 * gen-pass-instances.awk (adjust_linenos): Increment pass_lines[p]
7307 by increment rather than double it.
7308 (insert_remove_pass): Strip leading whitespace from args[3]. Don't
7309 emit a space before args[4].
7310 (END): Don't emit a space before with_arg.
7312 2016-10-26 Thomas Preud'homme <thomas.preudhomme@arm.com>
7314 * config/arm/sync.md (atomic_compare_and_swap<mode>_1): Add new ARMv8-M
7315 Baseline only alternatives to (i) hold store atomic success value in a
7316 return register rather than a scratch register, (ii) use a low register
7317 for it and to (iii) ensure the cbranchsi insn generated by the split
7318 respect the constraints of Thumb-1 cbranchsi4_insn and
7320 * config/arm/thumb1.md (cbranchsi4_insn): Add comment to indicate
7321 constraints must match those in atomic_compare_and_swap.
7322 (cbranchsi4_scratch): Likewise.
7324 2016-10-26 Thomas Preud'homme <thomas.preudhomme@arm.com>
7326 * config/arm/arm.c (arm_expand_compare_and_swap): Add new bdst local
7327 variable. Add the new parameter to the insn generator. Set that
7328 parameter to be CC flag for 32-bit targets, bval otherwise. Set the
7329 return value from the negation of that parameter for Thumb-1, keeping
7330 the logic unchanged otherwise except for using bdst as the destination
7331 register of the compare_and_swap insn.
7332 (arm_split_compare_and_swap): Add explanation about how is the value
7333 returned to the function comment. Rename scratch variable to
7334 neg_bval. Adapt initialization of variables holding operands to the
7335 new operand numbers. Use return register to hold result of store
7336 exclusive for Thumb-1, scratch register otherwise. Construct the
7337 appropriate cbranch for Thumb-1 targets, keeping the logic unchanged
7338 for 32-bit targets. Guard Z flag setting to restrict to 32bit targets.
7339 Use gen_cbranchsi4 rather than hand-written conditional branch to loop
7340 for strongly ordered compare_and_swap.
7341 * config/arm/predicates.md (cc_register_operand): New predicate.
7342 * config/arm/sync.md (atomic_compare_and_swap<mode>_1): Use a
7343 match_operand with the new predicate to accept either the CC flag or a
7344 destination register for the boolean return value, restricting it to
7345 CC flag only via constraint. Adapt operand numbers accordingly.
7347 2016-10-26 Jeff Law <law@redhat.com>
7349 * config/fr30/fr30.c (fr30_print_operand): Adjust fallthru comment.
7351 * config/frv/frv.c (comparison_string): Do not fall through after
7354 * config/iq2000/iq2000.c (iq2000_function_arg): Adjust fallthru
7356 (expand_one_builtin): Add missing break.
7358 * config/m32c/m32c.c (encode_pattern_1): Add fallthru comment.
7359 (m32c_legitimate_address_p): Likewise.
7361 * config/m32r/m32r.c (m32r_print_operand): Adjust fallthru comment.
7363 * config/mcore/mcore.c (mcore_gen_compare): Adjust fallthru comments.
7365 * config/microblaze/microblaze.c (microblaze_function_arg): Adjust
7368 * config/msp430/msp430.c (msp430_legitimate_address_p): Adjust
7371 * config/nios2/nios2.c (nios2_rtx_costs): Avoid fallthru.
7373 * config/rl78/rl78.c (rl78_calculate_death_notes): Add fallthru
7375 (rl78_asm_ctor_dtor): Increase buffer size.
7377 * config/stormy16/stormy16.c (xstormy16_asm_output_destrutor): Increase
7379 (xstormy16_asm_output_constructor): Likewise.
7381 * config/pa/pa.c (pa_asm_output_mi_thunk): Increase buffer
7384 * config/h8300/h8300.c (h8300_print_operand): Adjust FALLTHRU
7385 comment to silence warning.
7387 * config/spu/spu.c (spu_sched_reorder): Add missing fallthru comment.
7388 (spu_legitimate_address_p): Fix logic error and add missing fallthru
7391 2016-10-26 Michael Matz <matz@suse.de>
7393 PR tree-optimization/78060
7394 PR tree-optimization/78061
7395 PR tree-optimization/78088
7396 * tree-ssa-loop-split.c (easy_exit_values): New function.
7397 (tree_ssa_split_loops): Use it.
7398 (compute_new_first_bound): Change order of operations,
7399 fix invalid use of types.
7401 2016-10-26 Georg-Johann Lay <avr@gjlay.de>
7403 gen-pass-instances.awk is sensitive to the order in which
7404 passes are added; passes that appear later have to be added first.
7408 * config/avr/avr-passes.def: Swap order of directives for
7409 gen-pass-instances.awk.
7411 2016-10-25 Jeff Law <law@redhat.com>
7413 * config/vax/vax.c (vad_address_cost_1): Add missing FALLTHRU comment.
7414 (vax_notice_update_cc): Likewise.
7416 2016-10-25 Eric Botcazou <ebotcazou@adacore.com>
7418 * config.gcc (sparc*-*-solaris2*): Adjust.
7419 (sparc64-*-linux*): Likewise.
7420 * config/sparc/default-64.h: Rename to...
7421 * config/sparc/default64.h: ...this.
7422 * config/sparc/sparc.c (sparc_option_override): Replace TARGET_64BIT
7424 (sparc_mangle_type): Replace !TARGET_64BIT with TARGET_ARCH32.
7425 * config/sparc/sparc.h: Minor tweaks.
7426 * config/sparc/sparc.md: Replace !TARGET_64BIT and !TARGET_ARCH64 with
7427 TARGET_ARCH32 throughout. Minor various tweaks throughout.
7429 2016-10-25 David Malcolm <dmalcolm@redhat.com>
7431 * input.c (fcache::file_patch): Add comment about lifetime.
7432 (selftest::cpp_reader_ptr): New class.
7433 (selftest::lexer_test): Convert m_parser from cpp_reader *
7434 to a cpp_reader_ptr, and move m_tempfile to after it.
7435 (selftest::lexer_test::lexer_test): Update for above reordering.
7436 (lexer_test::~lexer_test): Move cleanup of m_parser to
7437 cpp_reader_ptr's dtor.
7439 2016-10-25 David Malcolm <dmalcolm@redhat.com>
7441 * toplev.c (toplev::main): Remove call to
7442 location_adhoc_data_fini.
7444 2016-10-25 Eric Botcazou <ebotcazou@adacore.com>
7446 * tree.h (wi::fits_to_tree_p): Accept only 0 and 1 for boolean types.
7447 * tree.c (int_fits_type_p): Likewise. Adjust head comment.
7449 2016-10-25 David Malcolm <dmalcolm@redhat.com>
7451 * ggc-tests.c (forcibly_ggc_collect): Rename to...
7452 (selftest::forcibly_ggc_collect): ...this, and remove "static".
7453 (test_basic_struct): Update for above renaming.
7454 (test_length): Likewise.
7455 (test_union): Likewise.
7456 (test_finalization): Likewise.
7457 (test_deletable_global): Likewise.
7458 (test_inheritance): Likewise.
7459 (test_chain_next): Likewise.
7460 (test_user_struct): Likewise.
7461 (test_tree_marking): Likewise.
7462 * selftest-run-tests.c (selftest::run_tests): Call
7463 selftest::forcibly_ggc_collect at the end of the selftests.
7464 * selftest.h (selftest::forcibly_ggc_collect): New decl.
7466 2016-10-25 Jakub Jelinek <jakub@redhat.com>
7469 * optabs.def (vcondeq_optab, vec_cmpeq_optab): New optabs.
7470 * optabs.c (expand_vec_cond_expr): For comparison codes
7471 EQ_EXPR and NE_EXPR, attempt vcondeq_optab as fallback.
7472 (expand_vec_cmp_expr): For comparison codes
7473 EQ_EXPR and NE_EXPR, attempt vec_cmpeq_optab as fallback.
7474 * optabs-tree.h (expand_vec_cmp_expr_p, expand_vec_cond_expr_p):
7475 Add enum tree_code argument.
7476 * optabs-query.h (get_vec_cmp_eq_icode, get_vcond_eq_icode): New
7478 * optabs-tree.c (expand_vec_cmp_expr_p): Add CODE argument. For
7479 CODE EQ_EXPR or NE_EXPR, attempt to use vec_cmpeq_optab as
7481 (expand_vec_cond_expr_p): Add CODE argument. For CODE EQ_EXPR or
7482 NE_EXPR, attempt to use vcondeq_optab as fallback.
7483 * tree-vect-generic.c (expand_vector_comparison,
7484 expand_vector_divmod, expand_vector_condition): Adjust
7485 expand_vec_cmp_expr_p and expand_vec_cond_expr_p callers.
7486 * tree-vect-stmts.c (vectorizable_condition,
7487 vectorizable_comparison): Likewise.
7488 * tree-vect-patterns.c (vect_recog_mixed_size_cond_pattern,
7489 check_bool_pattern, search_type_for_mask_1): Likewise.
7490 * expr.c (do_store_flag): Likewise.
7491 * doc/md.texi (@code{vec_cmpeq@var{m}@var{n}},
7492 @code{vcondeq@var{m}@var{n}}): Document.
7493 * config/i386/sse.md (vec_cmpeqv2div2di, vcondeq<VI8F_128:mode>v2di):
7496 2016-10-25 Jeff Law <law@redhat.com>
7498 * config/v850/v850.c (v850_handle_data_area_attribute): Fix fallthru
7500 (v850_output_aligned_bss): Add missing break.
7502 * config/m68k/m68k.c (m68k_get_reloc_decoration): Add gcc_unreachable.
7504 2016-10-25 Martin Liska <mliska@suse.cz>
7507 * sanopt.c (imm_dom_path_with_freeing_call): Handle gasm
7508 statements as they can also contain possibly a freeing call.
7510 2016-10-25 H.J. Lu <hongjiu.lu@intel.com>
7511 Martin Liska <mliska@suse.cz>
7514 * common.opt: Mark flag_ipa_icf_variables as Optimization flag.
7515 * ipa-icf.c (sem_function::get_hash): Add target optimization
7518 2016-10-25 Wilco Dijkstra <wdijkstr@arm.com>
7521 * config/arm/neon.md (ashldi3_neon): Add "r 0 i" and "&r r i" variants.
7522 Remove partial overlap check for shift by 1.
7523 (ashldi3_neon): Likewise.
7525 2016-10-25 Thomas Preud'homme <thomas.preudhomme@arm.com>
7527 * config/arm/constraints.md (Q constraint): Document its use for
7529 (Pf constraint): New constraint for relaxed, consume or relaxed memory
7531 * config/arm/sync.md (atomic_load<mode>): Add new ARMv8-M Baseline only
7532 alternatives to allow any register when memory model matches Pf and
7533 thus lda is used, but only low registers otherwise. Use unpredicated
7534 output template for Thumb-1 targets.
7535 (atomic_store<mode>): Likewise for stl.
7536 (arm_load_exclusive<mode>): Add new ARMv8-M Baseline only alternative
7537 whose output template does not have predication.
7538 (arm_load_acquire_exclusive<mode>): Likewise.
7539 (arm_load_exclusivesi): Likewise.
7540 (arm_load_acquire_exclusivesi): Likewise.
7541 (arm_store_release_exclusive<mode>): Likewise.
7542 (arm_store_exclusive<mode>): Use unpredicated output template for
7545 2016-10-25 Jakub Jelinek <jakub@redhat.com>
7547 * internal-fn.def (LAUNDER): New internal function.
7548 * internal-fn.c (expand_LAUNDER): New function.
7550 2016-10-25 Georg-Johann Lay <avr@gjlay.de>
7551 Pitchumani Sivanupandi <pitchumani.sivanupandi@microchip.com>
7553 New avr target pass to work around performance loss by PR fix.
7557 * config/avr/avr.md (casesi_<mode>_sequence) [qi,hi]: New insn.
7558 (*cmp<mode>) [qi,qq,uqq,hi,hq,uhq,ha,uha]: Rename to cmp<mode>3.
7559 * config/avr/predicates.md (extend_operator): New.
7560 * config/avr/avr-passes.def (avr_pass_casesi): Register new pass.
7561 * config/avr/avr-protos.h (avr_casei_sequence_check_operands)
7562 (make_avr_pass_casesi): New prototypes.
7563 * config/avr/avr.c (print-rtl.h): Include it.
7564 (pass_data avr_pass_data_casesi): Data for new pass.
7565 (avr_pass_casesi): New class implementing rtl_opt_pass .avr-casesi.
7566 (make_avr_pass_casesi, avr_parallel_insn_from_insns)
7567 (avr_is_casesi_sequence, avr_casei_sequence_check_operands)
7568 (avr_optimize_casesi): New functions.
7570 2016-10-25 Georg-Johann Lay <avr@gjlay.de>
7571 Pitchumani Sivanupandi <pitchumani.sivanupandi@microchip.com>
7575 * config/avr/avr.md (casesi): Rewrite avoiding subregs of SI.
7577 2016-10-24 Jakub Jelinek <jakub@redhat.com>
7579 * dwarf2out.c (gen_subprogram_die): Add DW_AT_reference or
7580 DW_AT_rvalue_reference attributes.
7582 2016-10-24 Bernd Edlinger <bernd.edlinger@hotmail.de>
7584 * doc/invoke.text (Wint-in-bool-context): Update documentation.
7585 * value-prof.c (stringop_block_profile): Fix a warning.
7587 2016-10-24 Martin Sebor <msebor@redhat.com>
7590 * builtins.c (string_length): New function.
7591 (c_strlen): Use string_length. Correctly handle wide strings.
7592 * gimple-ssa-sprintf.c (target_max_value, target_size_max): New
7594 (target_int_max): Call target_max_value.
7595 (format_result::knownrange): New data member.
7596 (fmtresult::fmtresult): Define default constructor.
7597 (format_integer): Use it and set format_result::knownrange.
7598 Handle global constants.
7599 (format_floating_max): Add third argument.
7600 (format_floating): Recompute maximum value for %a for each argument.
7601 (get_string_length): Use fmtresult default ctor.
7602 (format_string): Set format_result::knownrange.
7603 (format_directive): Check format_result::knownrange.
7604 (add_bytes): Same. Correct caret placement in diagnostics.
7605 (pass_sprintf_length::compute_format_length): Set
7606 format_result::knownrange.
7607 (pass_sprintf_length::handle_gimple_call): Use target_size_max.
7609 2016-10-24 Jakub Jelinek <jakub@redhat.com>
7611 * config/i386/i386.c (ix86_in_large_data_p, ix86_expand_builtin): Use
7612 VAR_P (x) instead of TREE_CODE (x) == VAR_DECL.
7614 2016-10-24 Ximin Luo <infinity0@pwned.gg>
7617 * dwarf2out.c (file_table_relative_p): Remove.
7618 (gen_compile_unit_die, dwarf2out_early_finish): Emit DW_AT_comp_dir
7619 also for absolute paths.
7620 * doc/tm.texi: Update.
7621 * doc/tm.texi.in (SDB and DWARF) <TARGET_FORCE_AT_COMP_DIR>: Remove.
7622 * target.def (force_at_comp_dir): Remove hook.
7623 * config/darwin.h (TARGET_FORCE_AT_COMP_DIR): Remove define.
7625 2016-10-24 Richard Biener <rguenther@suse.de>
7627 * tree-vrp.c (evrp_dom_walker::before_dom_children): Ignore
7628 backedges when identifying the single predecessor to take
7629 conditional info from. Use SCEV to get at ranges for loop IVs.
7630 * lto-streamer-out.c (lto_write_mode_table): CSE inner mode to
7631 avoid false warning.
7633 2016-10-24 Georg-Johann Lay <avr@gjlay.de>
7636 * doc/extend.texi (AVR Variable Attributes) [absdata]: Document it.
7637 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_ABSDATA): New macro.
7638 (avr_address_tiny_absdata_p): New static function.
7639 (avr_legitimate_address_p, avr_legitimize_address) [AVR_TINY]: Use
7640 it to determine validity of constant addresses.
7641 (avr_attribute_table) [absdata]: New variable attribute...
7642 (avr_handle_absdata_attribute): ...and handler.
7643 (avr_decl_absdata_p): New static function.
7644 (avr_encode_section_info) [AVR_TINY]: Use it to add flag
7645 AVR_SYMBOL_FLAG_TINY_ABSDATA to respective symbols_refs.
7646 (avr_address_cost) [AVR_TINY]: absdata addresses cost 2.
7648 2016-10-24 Richard Biener <rguenther@suse.de>
7650 PR tree-optimization/78076
7651 * tree-ssa-loop-split.c (tree_ssa_split_loops): Reset aux
7652 also on the loop tree root.
7654 2016-10-24 Jakub Jelinek <jakub@redhat.com>
7656 * config/i386/i386.c (ix86_fold_builtin): Handle
7657 IX86_BUILTIN_BEXTR{,I}{32,64}, IX86_BUILTIN_BZHI{32,64},
7658 IX86_BUILTIN_PDEP{32,64} and IX86_BUILTIN_PEXT{32,64}.
7659 (ix86_gimple_fold_builtin): Handle IX86_BUILTIN_BZHI{32,64},
7660 IX86_BUILTIN_PDEP{32,64} and IX86_BUILTIN_PEXT{32,64}.
7662 2016-10-24 Martin Liska <mliska@suse.cz>
7665 * opts.c (finish_options): Skip conditionally.
7667 2016-10-23 Martin Sebor <msebor@redhat.com>
7670 * config/rs6000/linux.h (TARGET_PRINTF_POINTER_FORMAT): Define.
7671 * config/rs6000/linux64.h (TARGET_PRINTF_POINTER_FORMAT): Likewise.
7673 2016-10-23 Eric Botcazou <ebotcazou@adacore.com>
7675 * config/sparc/sparc.md (cpu_feature): Minor tweak.
7676 (enabled): Likewise.
7677 (movsi_insn, movdi_insn_sp32, movdi_insn_sp64, movsf_insn,
7678 movdf_insn_sp32, movdf_insn_sp64, zero_extendsidi2_insn_sp64,
7679 sign_extendsidi2_insn, mov<VM32:mode>_insn, mov<VM64:mode>_insn_sp64,
7680 mov<VM64:mode>_insn_sp32, not_<code><mode>, nand<mode>_vis,
7681 <code>_not1<mode>_vi, <code>_not2<mode>_vis, one_cmpl<mode>2,
7682 fcmp<code><GCM:gcm_name>, pdistn<mode>_vis): Likewise.
7684 2016-10-23 Eric Botcazou <ebotcazou@adacore.com>
7686 * config/sparc/sparc-c.c (sparc_target_macros): Replace TARGET_64BIT
7687 with TARGET_ARCH64. Define __VIS to 0x400 if TARGET_VIS4.
7689 2016-10-21 Andrew Pinski <apinski@cavium.com>
7691 * config/aarch64/aarch64-cores.def: Rewrite so IMP and PART are
7693 * config/aarch64/driver-aarch64.c (struct aarch64_core_data): Change
7694 implementer_id to unsigned char.
7695 Change part_no to unsigned int.
7696 (AARCH64_BIG_LITTLE): New define.
7697 (INVALID_IMP): New define.
7698 (INVALID_CORE): New define.
7699 (cpu_data): Change the last element's implementer_id and part_no to
7701 (valid_bL_string_p): Rewrite to ..
7702 (valid_bL_core_p): this for integers instead of strings.
7703 (parse_field): New function.
7704 (contains_string_p): Rewrite to ...
7705 (contains_core_p): this for integers and only for the part_no.
7706 (host_detect_local_cpu): Rewrite handling of implementation and
7707 par num to be integers; simplifying the code.
7709 2016-10-21 Kugan Vivekanandarajah <kuganv@linaro.org>
7711 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Create nonzero
7712 value range for pointers in more cases.
7714 2016-10-21 Wilco Dijkstra <wdijkstr@arm.com>
7716 * config/aarch64/aarch64.c (aarch64_add_constant_internal):
7717 Add extra argument to allow emitting the move immediate.
7718 Use add/sub with positive immediate.
7719 (aarch64_add_constant): Add inline function.
7720 (aarch64_add_sp): Likewise.
7721 (aarch64_sub_sp): Likewise.
7722 (aarch64_expand_prologue): Call aarch64_sub_sp.
7723 (aarch64_expand_epilogue): Call aarch64_add_sp.
7724 Decide when to leave out move.
7725 (aarch64_output_mi_thunk): Call aarch64_add_constant.
7727 2016-10-21 Wilco Dijkstra <wdijkstr@arm.com>
7729 * config/aarch64/aarch64.c (aarch64_layout_frame):
7730 Align FP callee-saves.
7732 2016-10-21 Jakub Jelinek <jakub@redhat.com>
7734 * config/i386/adxintrin.h (_subborrow_u32, _addcarry_u32,
7735 _addcarryx_u32, _subborrow_u64, _addcarry_u64, _addcarryx_u64):
7737 * config/i386/rdseedintrin.h (_rdseed16_step, _rdseed32_step,
7738 _rdseed64_step): Likewise.
7739 * config/i386/tbmintrin.h (__bextri_u32): Likewise.
7742 * config/i386/i386.c: Include fold-const-call.h, tree-vrp.h
7743 and tree-ssanames.h.
7744 (ix86_fold_builtin): Fold IX86_BUILTIN_[LT]ZCNT{16,32,64}
7745 with INTEGER_CST argument.
7746 (ix86_gimple_fold_builtin): New function.
7747 (TARGET_GIMPLE_FOLD_BUILTIN): Define.
7749 * dwarf2out.c (ranges_table): Change into vec<dw_ranges, va_gc> *.
7750 (ranges_by_label): Change into vec<dw_ranges_by_label, va_gc> *.
7751 (ranges_table_allocated, ranges_table_in_use,
7752 ranges_by_label_allocated, ranges_by_label_in_use,
7753 RANGES_TABLE_INCREMENT): Removed.
7754 (add_ranges_num): Use vec_safe_push into ranges_table.
7755 (add_ranges_by_labels): Use vec_safe_push into ranges_by_label.
7756 (output_ranges): Adjust for ranges_table and ranges_by_label
7757 conversion from arrays to vec.
7758 (add_high_low_attributes, dwarf2out_finish): Adjust for range_table
7759 conversion from arrays to vec.
7760 (dwarf2out_c_finalize): Don't clear ranges_table_allocated,
7761 ranges_table_in_use, ranges_by_label_allocated and
7762 ranges_by_label_in_use. Set ranges_by_label to NULL instead of 0.
7764 * dwarf2out.c (gen_variable_die): Emit DW_AT_const_expr attribute
7765 if needed. Re-add origin_die variable and its initialization.
7767 * gimplify.c (gimplify_bind_expr): Handle oacc_declare_returns
7768 even for -fstack-reuse=none, or for volatile vars etc.
7770 2016-10-21 David Malcolm <dmalcolm@redhat.com>
7772 * print-rtl-function.c (flag_compact): Move extern decl to...
7773 * print-rtl.h (flag_compact): ...here.
7774 * rtl-tests.c (selftests::assert_rtl_dump_eq): New function.
7775 (ASSERT_RTL_DUMP_EQ): New macro.
7776 (selftest::test_dumping_regs): New function.
7777 (selftest::test_dumping_insns): New function.
7778 (selftest::test_uncond_jump): Add uses of ASSERT_RTL_DUMP_EQ on
7780 (selftest::rtl_tests_c_tests): Call the new test functions.
7782 2016-10-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7784 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Adjust.
7785 (outgoing_edges_match): Likewise.
7786 (try_crossjump_to_edge): Likewise.
7787 * cfgrtl.c (try_redirect_by_replacing_jump): Likewise.
7788 (rtl_tidy_fallthru_edge): Likewise.
7789 * rtl.h (tablejump_p): Adjust prototype.
7790 * rtlanal.c (tablejump_p): Return the label as a rtx_insn *.
7792 2016-10-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7794 * rtl.h (label_ref_label): New function.
7795 (set_label_ref_label): New function.
7796 (LABEL_REF_LABEL): Delete.
7797 * alias.c (rtx_equal_for_memref_p): Adjust.
7798 * cfgbuild.c (make_edges): Likewise.
7799 (purge_dead_tablejump_edges): Likewise.
7800 * cfgexpand.c (convert_debug_memory_address): Likewise.
7801 * cfgrtl.c (patch_jump_insn): Likewise.
7802 * combine.c (distribute_notes): Likewise.
7803 * cse.c (hash_rtx_cb): Likewise.
7804 (exp_equiv_p): Likewise.
7805 (fold_rtx): Likewise.
7806 (check_for_label_ref): Likewise.
7807 * cselib.c (rtx_equal_for_cselib_1): Likewise.
7808 (cselib_hash_rtx): Likewise.
7809 * emit-rtl.c (mark_label_nuses): Likewise.
7810 * explow.c (convert_memory_address_addr_space_1): Likewise.
7811 * final.c (output_asm_label): Likewise.
7812 (output_addr_const): Likewise.
7813 * gcse.c (add_label_notes): Likewise.
7814 * genconfig.c (walk_insn_part): Likewise.
7815 * genrecog.c (validate_pattern): Likewise.
7816 * ifcvt.c (cond_exec_get_condition): Likewise.
7817 (noce_emit_store_flag): Likewise.
7818 (noce_get_alt_condition): Likewise.
7819 (noce_get_condition): Likewise.
7820 * jump.c (maybe_propagate_label_ref): Likewise.
7821 (mark_jump_label_1): Likewise.
7822 (redirect_exp_1): Likewise.
7823 (rtx_renumbered_equal_p): Likewise.
7824 * lra-constraints.c (operands_match_p): Likewise.
7825 * print-rtl.c (print_value): Likewise.
7826 * reload.c (find_reloads): Likewise.
7827 * reload1.c (set_label_offsets): Likewise.
7828 * reorg.c (get_branch_condition): Likewise.
7829 * rtl-tests.c (test_uncond_jump): Likewise.
7830 * rtl.c (rtx_equal_p_cb): Likewise.
7831 (rtx_equal_p): Likewise.
7832 * rtlanal.c (reg_mentioned_p): Likewise.
7833 (rtx_referenced_p): Likewise.
7834 (get_condition): Likewise.
7835 * varasm.c (const_hash_1): Likewise.
7836 (compare_constant): Likewise.
7837 (const_rtx_hash_1): Likewise.
7838 (output_constant_pool_1): Likewise.
7840 2016-10-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
7843 * reload.c (find_valid_class_1): Allow regclass if atleast one
7844 regno in regclass is ok. Compute and use rclass size based on
7845 actually available regnos for mode in rclass.
7847 2016-10-21 Eric Botcazou <ebotcazou@adacore.com>
7849 * config/sparc/sparc-modes.def (CCV): New.
7851 * config/sparc/predicates.md (v_comparison_operator): New.
7852 (icc_comparison_operator): Add support for CCV/CCXV.
7853 (xcc_comparison_operator): Likewise.
7854 * config/sparc/sparc.c (output_cbranch): Likewise.
7855 (sparc_print_operand): Likewise.
7856 * config/sparc/sparc.md (UNSPEC_{ADD,SUB,NEG}V): New constants.
7857 (uaddvdi4): New expander.
7858 (addvdi4): Likewise.
7859 (uaddvdi4_sp32): New instruction.
7860 (addvdi4_sp32): Likewise.
7861 (uaddvsi4): New expander.
7862 (addvsi4): Likewise.
7863 (cmp_ccc_plus_sltu_set): New instruction.
7864 (cmp_ccv_plus): Likewise.
7865 (cmp_ccxv_plus): Likewise.
7866 (cmp_ccv_plus_set): Likewise.
7867 (cmp_ccxv_plus_set): Likewise.
7868 (cmp_ccv_plus_sltu_set): Likewise.
7869 (uaddvdi4): New expander.
7870 (subvdi4): Likewise.
7871 (usubdi4_sp32): New instruction.
7872 (subvdi4_sp32): Likewise.
7873 (usubvsi4): New expander.
7874 (subvsi4): Likewise.
7875 (cmpsi_minus_sltu_set): New instruction.
7876 (cmp_ccv_minus): Likewise.
7877 (cmp_ccxv_minus): Likewise.
7878 (cmp_ccv_minus_set): Likewise.
7879 (cmp_ccxv_minus_set): Likewise.
7880 (cmp_ccv_minus_sltu_set): Likewise.
7881 (unegvdi3): New expander.
7882 (negvdi3): Likewise.
7883 (unegdi3_sp32): New instruction.
7884 (negvdi3_sp32): Likewise.
7885 (unegvsi3): New expander.
7886 (negvsi3): Likewise.
7887 (cmp_ccc_neg_sltu_set): New instruction.
7888 (cmp_ccv_neg): Likewise.
7889 (cmp_ccxv_neg): Likewise.
7890 (cmp_ccv_neg_set): Likewise.
7891 (cmp_ccxv_neg_set): Likewise.
7892 (cmp_ccv_neg_sltu_set): Likewise.
7894 * tree-ssa-loop-split.c: Remove trailing spaces.
7895 * match.pd: Likewise.
7897 2016-10-21 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7899 PR rtl-optimization/78038
7900 * ree.c (get_defs): Return NULL if a defining insn for REG cannot
7901 be deduced to set REG through the RTL structure.
7902 (make_defs_and_copies_lists): Return false on a failing get_defs call.
7904 2016-10-21 Richard Biener <rguenther@suse.de>
7906 PR tree-optimization/78051
7907 * tree-vrp.c (evrp_dom_walker::before_dom_children): Update stmt
7908 and mark replaced if folding did something.
7910 2016-10-21 David Edelsohn <dje.gcc@gmail.com>
7912 * config/rs6000/rs6000.c (rs6000_assemble_visibility): Swap "internal"
7913 and "protected" in visibility types.
7914 (rs6000_xcoff_declare_function_name): Fix formatting.
7915 (rs6000_xcoff_declare_object_name): Fix formatting.
7917 2016-10-21 Uros Bizjak <ubizjak@gmail.com>
7919 * config/i386/i386.c (ix86_fold_builtin): Handle IX86_BUILTIN_INFQ
7920 and IX86_BUILTIN_HUGE_VALQ here ...
7921 (ix86_expand_builtin): ... not here.
7923 2016-10-20 Jakub Jelinek <jakub@redhat.com>
7925 * doc/gty.texi (for_user): Use @item next to @findex.
7927 2016-10-20 Uros Bizjak <ubizjak@gmail.com>
7930 * config/i386/bmiintrin.h (__tzcnt_u16): Call __builtin_ia32_tzcnt_u16.
7931 (__tzcnt_u32, _tzcnt_u32): Call __builtin_ia32_tzcnt_u32.
7932 (__tzcnt_u64, _tzcnt_u64): Call __builtin_ia32_tzcnt_u64.
7933 * config/i386/lzcntintrin.h (__lzcnt_u16): Call
7934 __builtin_ia32_lzcnt_u16.
7935 (__lzcnt_u32, _lzcnt_u32): Call __builtin_ia32_lzcnt_u32.
7936 (__lzcnt_u64, _lzcnt_u64): Call __builtin_ia32_lzcnt_u64.
7937 * config/i386/i386.md (UNSPEC_LZCNT, UNSPEC_TZCNT): New unspecs.
7938 (ctz<mode>2, *ctz<mode>2): Use SWI48 mode iterator.
7939 (bmi_tzcnt_<mode>): New expander.
7940 (*bmi_tzcnt_<mode>_falsedep_1): New define_insn_and_split pattern.
7941 (*bmi_tzcnt_<mode>_falsedep, *bmi_tzcnt_<mode>): New insn patterns.
7942 (clz<mode>2_lzcnt, *clz<mode>2_lzcnt): Use SWI48 mode iterator.
7943 (lzcnt_<mode>): New expander.
7944 (*lzcnt_<mode>_falsedep_1): New define_insn_and_split pattern.
7945 (*lzcnt_<mode>_falsedep, *lzcnt_<mode>): New insn patterns.
7946 * config/i386/i386-builtin-types.def (UINT_FTYPE_UINT): New.
7947 (UINT64_FTYPE_UINT64): New.
7948 * config/i386/i386-builtin.def (__builtin_clzs): Remove description.
7949 (__builtin_ia32_lzcnt_u16): New description.
7950 (__builtin_ia32_lzcnt_u32): Ditto.
7951 (__builtin_ia32_lzcnt_u64): Ditto.
7952 (__builtin_ctzs): Remove description.
7953 (__builtin_ia32_tzcnt_u16): New description.
7954 (__builtin_ia32_tzcnt_u32): Ditto.
7955 (__builtin_ia32_tzcnt_u64): Ditto.
7956 * config/i386/i386.c (ix86_expand_args_builtin): Handle
7957 UINT_FTYPE_UINT and UINT64_FTYPE_UINT64.
7959 2016-10-20 Martin Liska <mliska@suse.cz>
7962 * lto-streamer-in.c (fixup_call_stmt_edges_1): Replace value
7963 comparison with STMT_UID_NOT_IN_RANGE.
7964 (fixup_call_stmt_edges): Do not fixup edges of a thunk in
7967 2016-10-20 Eric Botcazou <ebotcazou@adacore.com>
7969 * compare-elim.c (conforming_compare): Accept UNSPECs.
7970 (find_comparison_dom_walker::before_dom_children): Deal with
7971 instructions both using and killing the flags register.
7972 (equivalent_reg_at_start): New function extracted from...
7973 (try_eliminate_compare): ...here. Use it and add support for
7974 registers and UNSPECs as second operand of the compare.
7975 * config/visium/visium-modes.def (CCV): New.
7976 * config/visium/predicates.md (visium_v_comparison_operator): New.
7977 (visium_branch_operator): Deal with CCV mode.
7978 * config/visium/visium.c (visium_select_cc_mode): Likewise.
7979 (output_cbranch): Likewise.
7980 * config/visium/visium.md (UNSPEC_{ADD,SUB,NEG}V): New constants.
7981 (uaddv<mode>4): New expander.
7982 (addv<mode>4): Likewise.
7983 (add<mode>3_insn_set_carry): New instruction.
7984 (add<mode>3_insn_set_overflow): Likewise.
7985 (addsi3_insn_set_overflow): Likewise.
7986 (usubv<mode>4): New expander.
7987 (subv<mode>4): Likewise.
7988 (sub<mode>3_insn_set_carry): New instruction.
7989 (sub<mode>3_insn_set_overflow): Likewise.
7990 (subsi3_insn_set_overflow): Likewise.
7991 (unegv<mode>3): New expander.
7992 (negv<mode>3): Likewise.
7993 (neg<mode>2_insn_set_overflow): New instruction.
7994 (addv_tst<mode>): Likewise.
7995 (subv_tst<mode>): Likewise.
7996 (negv_tst<mode>): Likewise.
7997 (cbranch<mode>4_addv_insn): New splitter and instruction.
7998 (cbranch<mode>4_subv_insn): Likewise.
7999 (cbranch<mode>4_negv_insn): Likewise.
8001 2016-10-20 Richard Biener <rguenther@suse.de>
8003 * tree-ssa-alias.c (ptrs_compare_unequal): Remove code duplication.
8004 Handle decls possibly not bound.
8005 * tree-ssa-structalias.c (get_constraint_for_ssa_var): Add
8006 nothing_id for decls that might not be bound if we are interested
8008 (get_constraint_for_component_ref): Deal with that.
8010 2016-10-20 Michael Matz <matz@suse.de>
8013 * common.opt (-fsplit-loops): New flag.
8014 * passes.def (pass_loop_split): Add.
8015 * opts.c (default_options_table): Add OPT_fsplit_loops entry at -O3.
8016 (enable_fdo_optimizations): Add loop splitting.
8017 * timevar.def (TV_LOOP_SPLIT): Add.
8018 * tree-pass.h (make_pass_loop_split): Declare.
8019 * tree-ssa-loop-manip.h (rewrite_into_loop_closed_ssa_1): Declare.
8020 * tree-ssa-loop-unswitch.c: Include tree-ssa-loop-manip.h,
8021 * tree-ssa-loop-split.c: New file.
8022 * Makefile.in (OBJS): Add tree-ssa-loop-split.o.
8023 * doc/invoke.texi (fsplit-loops): Document.
8024 * doc/passes.texi (Loop optimization): Add paragraph about loop
8027 2016-10-20 Richard Biener <rguenther@suse.de>
8029 * cgraphunit.c (analyze_functions): Set node->definition to
8030 false to signal symbol removal to debug_hooks->late_global_decl.
8031 * ipa.c (symbol_table::remove_unreachable_nodes): When not in
8032 WPA signal symbol removal to the debuginfo machinery.
8033 * dwarf2out.c (dwarf2out_late_global_decl): Instead of
8034 using early_finised to guard the we're called for symbol
8035 removal case look at the symtabs definition flag.
8036 (gen_variable_die): Remove redundant check.
8038 2016-10-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8040 * config/s390/s390.md ("prefetch"): Add fallthrough comment.
8042 2016-10-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
8044 PR tree-optimization/53979
8045 * match.pd ((a ^ b) | a -> a | b): New pattern.
8047 2016-10-19 John David Anglin <danglin@gcc.gnu.org>
8049 * config/pa/pa64-hpux.h (PA_INIT_FRAME_DUMMY_ASM_OP): Move to
8050 config/pa/pa64-hpux-lib.h.
8051 (PA_CRTBEGIN_HACK): Likewise.
8052 (DTOR_LIST_BEGIN): Likewise.
8054 2016-10-19 Bernd Edlinger <bernd.edlinger@hotmail.de>
8056 * config/arm/arm.c (arm_emit_coreregs_64bit_shift): Clear the result
8057 register only if "in" and "out" are different registers.
8059 2016-10-19 Eric Botcazou <ebotcazou@adacore.com>
8061 * omp-low.c (pass_oacc_device_lower::gate): New method.
8062 (execute): Always call execute_oacc_device_lower.
8064 2016-10-19 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8066 PR tree-optimization/77916
8067 PR tree-optimization/77937
8068 * gimple-ssa-strength-reduction.c (analyze_increments): Remove
8070 (insert_initializers): Requirement of initializer for -1 should be
8071 based on pointer-typedness of the candidate basis.
8073 2016-10-19 Bin Cheng <bin.cheng@arm.com>
8075 PR tree-optimization/78005
8076 * tree-vect-loop-manip.c (vect_gen_prolog_loop_niters): Compute
8077 upper (included) bound for niters of prolog loop.
8078 (vect_gen_scalar_loop_niters): Change parameter VF to VFM1.
8079 Compute niters of scalar loop above which vectorized loop is
8080 preferred, as well as the upper (included) bound for the niters.
8081 (vect_do_peeling): Record niter bound for loops accordingly.
8083 2016-10-19 Thomas Schwinge <thomas@codesourcery.com>
8086 * tree-core.h (enum tree_index): Put the complex types after their
8088 * tree-streamer.c (verify_common_node_recorded): New function.
8089 (preload_common_nodes) <TREE_CODE (node) == COMPLEX_TYPE>: Use it.
8091 2016-10-19 Martin Liska <mliska@suse.cz>
8093 * cgraph.h (cgraph_edge::binds_to_current_def_p):
8094 Replace NULL with false as a return value.
8096 2016-10-19 Thomas Schwinge <thomas@codesourcery.com>
8098 PR tree-optimization/78024
8099 * omp-low.c (oacc_loop_discovery): Call clear_bb_flags before, and
8100 don't clear BB_VISITED after processing.
8102 2016-10-19 Richard Biener <rguenther@suse.de>
8104 * domwalk.c (dom_walker::walk): Use RPO order.
8106 2016-10-19 Richard Biener <rguenther@suse.de>
8108 * tree-vrp.c (evrp_dom_walker::evrp_dom_walker): Initialize
8110 (evrp_dom_walker::~evrp_dom_walker): Free it.
8111 (evrp_dom_walker::stmts_to_remove): Add.
8112 (evrp_dom_walker::before_dom_children): Mark PHIs and stmts
8113 whose output we fully propagate for removal. Propagate
8114 into BB destination PHI arguments.
8115 (execute_early_vrp): Remove queued stmts. Dump value ranges
8116 before stmt removal.
8118 2016-10-18 Aldy Hernandez <aldyh@redhat.com>
8120 * Makefile.in (OBJS): Add gimple-ssa-warn-alloca.o.
8121 * passes.def: Add two instances of pass_walloca.
8122 * tree-pass.h (make_pass_walloca): New.
8123 * gimple-ssa-warn-alloca.c: New file.
8124 * doc/invoke.texi: Document -Walloca, -Walloca-larger-than=, and
8125 -Wvla-larger-than= options.
8127 2016-10-18 Thomas Schwinge <thomas@codesourcery.com>
8129 * cfg.c (clear_bb_flags): Use FOR_ALL_BB_FN.
8130 * config/nvptx/nvptx.c (nvptx_find_sese): Likewise.
8132 2016-10-18 Kelvin Nilsen <kelvin@gcc.gnu.org>
8134 * config/rs6000/altivec.h (vec_xl_len): New macro.
8135 (vec_xst_len): New macro.
8136 (vec_cmpnez): New macro.
8137 (vec_cntlz_lsbb): New macro.
8138 (vec_cnttz_lsbb): New macro.
8139 (vec_xlx): New macro.
8140 (vec_xrx): New macro.
8141 (vec_all_nez): New C++ predicate template.
8142 (vec_any_eqz): New C++ predicate template.
8143 (vec_all_ne): Revised C++ predicate template under _ARCH_PWR9
8144 conditional compilation.
8145 (vec_any_eq): Revised C++ predicate template under _ARCH_PWR9
8146 conditional compilation.
8147 (vec_all_nez): New macro.
8148 (vec_any_eqz): New macro.
8149 (vec_all_ne): Revised macro under _ARCH_PWR9 conditional
8151 (vec_any_eq): Revised macro under _ARCH_PWR9 conditional
8153 * config/rs6000/vector.md (VI): Moved this mode iterator
8154 definition from altivec.md to vector.md.
8155 (UNSPEC_NEZ_P): New value.
8156 (vector_ne_<mode>_p): New expansion for implementation of
8157 vec_all_ne and vec_any_eq built-in functions.
8158 (vector_nez_<mode>_p): New expansion for implementation of
8159 vec_all_nez and vec_any_eqz built-in functions.
8160 (vector_ne_v2di_p): New expansion for implementation of vec_all_ne
8161 and vec_any_eq built-in function.
8162 (cr6_test_for_zero): New commentary to explain this expansion.
8163 (cr6_test_for_zero_reverse): New commentary to explain this expansion.
8164 (cr6_test_for_lt): New commentary to explain this expansion.
8165 (cr6_test_for_lt_reverse): New commentary to explain this
8167 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
8168 overloaded function prototypes for vec_all_ne, vec_all_nez,
8169 vec_any_eq, vec_any_eqz, vec_cmpnez, vec_cntlz_lsbb,
8170 vec_cnttz_lsbb, vec_xl_len, vec_xst_len, vec_xlx, and vec_xrx
8172 (altivec_resolve_overloaded_builtin): Modify the handling of
8173 ALTIVEC_BUILTIN_VEC_CMPNE to use the Power9 instructions when
8174 the compiler is configured to support TARGET_P9_VECTOR.
8175 * config/rs6000/rs6000-builtin.def (BU_ALTIVEC_P): Add commentary
8176 to explain the special processing that is given to predicate
8177 built-ins introduced using this macro.
8178 (BU_ALTIVEC_OVERLOAD_P): Add commentary to alert maintainers to
8179 the special processing given to predicate built-ins introduced
8181 (BU_VSX_P): Likewise.
8182 (BU_P8V_AV_P): Likewise.
8183 (BU_P9V_AV_P): Likewise.
8184 (BU_P9V_AV_X): New macro.
8185 (BU_P9V_64BIT_AV_X): New macro.
8186 (BU_P9V_VSX_3): New macro.
8187 (BU_P9V_OVERLOAD_P): New macro.
8188 (LXVL): New BU_P9V_64BIT_VSX_2.
8189 (VEXTUBLX): New BU_P9V_AV_2.
8190 (VEXTUBRX): Likewise.
8191 (VEXTUHLX): Likewise.
8192 (VEXTUHRX): Likewise.
8193 (VEXTUWLX): Likewise.
8194 (VEXTUWRX): Likewise.
8195 (STXVL): New BU_P9V_64BIT_AV_X.
8196 (VCLZLSBB): New BU_P9V_AV_1.
8197 (VCTZLSBB): Likewise.
8198 (CMPNEB): New BU_P9V_AV_2.
8203 (VCMPNEB_P): New BU_P9V_AV_P.
8204 (VCMPNEH_P): Likewise.
8205 (VCMPNEW_P): Likewise.
8206 (VCMPNED_P): Likewise.
8207 (VCMPNEFP_P): Likewise.
8208 (VCMPNEDP_P): Likewise.
8209 (CMPNEZB): New BU_P9V_AV_2.
8210 (CMPNEZH): Likewise.
8211 (CMPNEZW): Likewise.
8212 (VCMPNEZB_P): New BU_P9V_AV_P.
8213 (VCMPNEZH_P): Likewise.
8214 (VCMPNEZW_P): Likewise.
8215 (LXVL): New BU_P9V_OVERLOAD_2.
8216 (STXVL): New BU_P9V_OVERLOAD_3.
8217 (VEXTULX): New BU_P9V_OVERLOAD_2.
8218 (VEXTURX): Likewise.
8220 (VCMPNEZ_P): New BU_P9V_OVERLOAD_P.
8221 (VCMPNE_P): Likewise.
8222 (VCLZLSBB): New BU_P9V_OVERLOAD_1.
8223 (VCTZLSBB): Likewise.
8224 * config/rs6000/rs6000.c (altivec_expand_predicate_builtin): Add
8225 comment to explain mode used for scratch register.
8226 (altivec_expand_stxvl_builtin): New function.
8227 (altivec_expand_builtin): Add case for new constant P9V_BUILTIN_STXVL.
8228 (altivec_init_builtins): Add initialized variable
8229 void_ftype_v16qi_pvoid_long and use this type to define the
8230 built-in function __builtin_altivec_stxvl.
8231 * config/rs6000/vsx.md (UNSPEC_LXVL): New value.
8232 (UNSPEC_STXVL): New value.
8233 (UNSPEC_VCLZLSBB): New value.
8234 (UNSPEC_VCTZLSBB): New value.
8235 (UNSPEC_VEXTUBLX): New value.
8236 (UNSPEC_VEXTUHLX): New value.
8237 (UNSPEC_VEXTUWLX): New value.
8238 (UNSPEC_VEXTUBRX): New value.
8239 (UNSPEC_VEXTUHRX): New value.
8240 (UNSPEC_VEXTUWRX): New value.
8241 (UNSPEC_VCMPNEB): New value.
8242 (UNSPEC_VCMPNEZB): New value.
8243 (UNSPEC_VCMPNEH): New value.
8244 (UNSPEC_VCMPNEZH): New value.
8245 (UNSPEC_VCMPNEW): New value.
8246 (UNSPEC_VCMPNEZW): New value.
8247 (*vsx_ne_<mode>_p): New insn for vector test all not equal with
8248 vector of integer modes.
8249 (*vsx_ne_<mode>_p): New insn for vector test all not equal with
8250 vector of float or double modes.
8251 (*vector_nez_<mode>_p): New insn for vector test all not equal or
8253 (lxvl): New expand for load VSX vector with length.
8254 (*lxvl): New insn for load VSX vector with length.
8255 (stxvl): New expand for store VSX vector with length.
8256 (*stxvl): New insn for store VSX vector with length.
8257 (vcmpneb): New insn for vector of byte compare not equal.
8258 (vcmpnezb): New insn for vector of byte compare not equal or zero.
8259 (vcmpneh): New insn for vector of half word compare not equal.
8260 (vcmpnezh): New insn for vector of half word compare not equal or
8262 (vcmpnew): New insn for vector of word compare not equal.
8263 (vcmpne<VSs>): New insn for vector of float or double compare not
8265 (vcmpnezw): New insn for vector of word compare not equal or zero.
8266 (vclzlsbb): New insn for vector count leading zero
8267 least-significant bits byte.
8268 (vctzlsbb): New insn for vector count trailing zero least
8269 signficant bits byte.
8270 (vextublx): New insn for vector extract unsigned byte left
8272 (vextubrx): New insn for vector extract unsigned byte right
8274 (vextuhlx): New insn for vector extract unsigned half word left
8276 (vextuhrx): New insn for vector extract unsigned half word right
8278 (vextuwlx): New insn for vector extract unsigned word left
8280 (vextuwrx): New insn for vector extract unsigned word right
8282 * config/rs6000/rs6000.h (RS6000_BTC_CONST): Enhance comment to
8283 clarify intent of this constant.
8284 * config/rs6000/altivec.md (VI): Move this mode iterator to vsx.md.
8285 * doc/extend.texi (PowerPC Altivec Built-in Functions): Add
8286 documentation for vec_all_nez, vec_any_eqz, vec_cmpnez,
8287 vec_cntlz_lsbb, vec_cnttz_lsbb, vec_xl_len, vec_xst_len, vec_xlx,
8288 and vec_xrx functions.
8290 2016-10-18 Andrew Pinski <apinski@cavium.com>
8293 * predict.c (is_exit_with_zero_arg): New function.
8294 (tree_bb_level_predictions): Don't consider paths leading to exit(0)
8297 2016-10-18 Uros Bizjak <ubizjak@gmail.com>
8300 * config/i386/i386.c (legitimize_tls_address)
8301 <case TLS_MODEL_INITIAL_EXEC>: For TARGET_64BIT || TARGET_ANY_GNU_TLS
8302 convert dest to Pmode if different than Pmode.
8304 2016-10-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8306 PR tree-optimization/77916
8307 * gimple-ssa-strength-reduction.c (analyze_increments): Reinstate
8308 stopgap fix, as pointers with -1 increment are still broken.
8310 2016-10-18 David Edelsohn <dje.gcc@gmail.com>
8312 * config/rs6000/rs6000.c (rs6000_output_symbol_ref): Move storage
8313 mapping class decoration from here...
8314 (rs6000_xcoff_encode_section): ...to here.
8316 (rs6000_savres_strategy) [AIX,ELFv2]: Inline FPR save and restore
8317 if shrink-wrapping and optimizing for speed.
8319 2016-10-18 Richard Biener <rguenther@suse.de>
8321 * tree-vrp.c (evrp_dom_walker::before_dom_children): Handle
8322 not visited but non-executable predecessors. Return taken edge.
8323 Simplify conditions and refactor propagation vs. folding step.
8325 2016-10-18 Segher Boessenkool <segher@kernel.crashing.org>
8327 * config/rs6000/rs6000.c (rs6000_savres_strategy): Do not select
8328 {SAVE,REST}_MULTIPLE if shrink-wrapping separate components.
8329 (rs6000_get_separate_components): Assert we do not have those
8330 strategies selected.
8332 2016-10-18 Richard Biener <rguenther@suse.de>
8334 * tree-ssa-propagate.h (substitute_and_fold): Adjust prototype.
8335 * tree-ssa-propagate.c (ssa_prop_fini): Remove final BB_VISITED
8337 (substitute_and_fold_dom_walker): Adjust constructor.
8338 (substitute_and_fold_dom_walker::before_dom_children): Remove
8339 do_dce flag and handling (always true).
8340 (substitute_and_fold): Likewise.
8341 * tree-vrp.c (vrp_finalize): Adjust.
8342 (execute_early_vrp): Remove final BB_VISITED clearing.
8343 * tree-ssa-ccp.c (ccp_finalize): Adjust.
8344 * tree-ssa-copy.c (fini_copy_prop): Likewise.
8345 * ira.c (ira): Call clear_bb_flags.
8347 2016-10-18 Richard Biener <rguenther@suse.de>
8349 * genmatch.c (dt_operand::gen_gimple_expr): Use get_name to
8350 get at the operand to look at with TREE_OPERAND for generic
8353 2016-10-18 David Malcolm <dmalcolm@redhat.com>
8355 * genattrtab.c (attr_string): Use rtx_reader_ptr for call to
8357 (gen_attr): Use rtx_reader_ptr for lookup_enum_type call.
8358 (write_test_expr): Use rtx_reader_ptr for calls to
8360 (write_attr_value): Likewise.
8361 * genconditions.c (write_one_condition): Use rtx_reader_ptr for
8362 call to print_md_ptr_loc.
8363 (write_one_condition): Likewise for calls to print_c_condition.
8364 * genconstants.c: Include "statistics.h" and "vec.h".
8365 (main): Update for conversion to member functions.
8366 * genemit.c (emit_c_code): Use rtx_reader_ptr for
8367 call to print_md_ptr_loc.
8368 * genenums.c: Include "statistics.h" and "vec.h".
8369 (main): Update for conversion of traverse_enum_types to a method.
8370 * genmddeps.c: Include "statistics.h" and "vec.h".
8371 * genoutput.c (process_template): Use rtx_reader_ptr for call to
8373 * genpreds.c (write_predicate_subfunction): Likewise.
8374 (write_predicate_expr): Likewise for calls to print_c_condition.
8375 * genrecog.c (print_test): Likewise.
8376 * gensupport.c (process_rtx): Likewise for calls to
8377 copy_md_ptr_loc and join_c_conditions.
8378 (alter_test_for_insn): Likewise for call to join_c_conditions.
8379 (process_substs_on_one_elem): Likewise.
8380 (gen_mnemonic_setattr): Update for move of string_obstack to a
8381 field of rtx_reader.
8382 (mnemonic_htab_callback): Likewise. Fix formatting.
8383 (gen_mnemonic_attr): Likewise.
8384 * gentarget-def.c (def_target_insn): Use rtx_reader_ptr for calls
8385 to print_c_condition.
8386 * read-md.c: Include "statistics.h" and "vec.h".
8387 (string_obstack): Convert this global to field "m_string_obstack"
8388 of class rtx_reader.
8389 (ptr_locs): Likewise, as "m_ptr_locs".
8390 (ptr_loc_obstack): Likewise, as "m_ptr_loc_obstack".
8391 (joined_conditions): Likewise, as "m_joined_conditions".
8392 (joined_conditions_obstack): Likewise, as "m_joined_conditions_obstack".
8393 (md_constants): Likewise, as "m_md_constants".
8394 (enum_types): Likewise, as "m_enum_types".
8395 (set_md_ptr_loc): Convert to...
8396 (rtx_reader::set_md_ptr_loc): ...member function.
8397 (get_md_ptr_loc): Convert to...
8398 (rtx_reader::get_md_ptr_loc): ...member function.
8399 (copy_md_ptr_loc): Convert to...
8400 (rtx_reader::copy_md_ptr_loc): ...member function.
8401 (fprint_md_ptr_loc): Convert to...
8402 (rtx_reader::fprint_md_ptr_loc): ...member function.
8403 (print_md_ptr_loc): Convert to...
8404 (rtx_reader::print_md_ptr_loc): ...member function.
8405 (join_c_conditions): Convert to...
8406 (rtx_reader::join_c_conditions): ...member function.
8407 (fprint_c_condition): Convert to...
8408 (rtx_reader::fprint_c_condition): ...member function.
8409 (print_c_condition): Convert to...
8410 (rtx_reader::print_c_condition): ...member function.
8411 (read_name): Convert to...
8412 (rtx_reader::read_name): ...member function.
8413 (read_escape): Convert to...
8414 (rtx_reader::read_escape): ...member function.
8415 (read_quoted_string): Convert to...
8416 (rtx_reader::read_quoted_string): ...member function.
8417 (read_braced_string): Convert to...
8418 (rtx_reader::read_braced_string): ...member function.
8419 (read_string): Convert to...
8420 (rtx_reader::read_string): ...member function.
8421 (read_skip_construct): Convert to...
8422 (rtx_reader::read_skip_construct): ...member function.
8423 (handle_constants): Convert to...
8424 (rtx_reader::handle_constants): ...member function.
8425 (traverse_md_constants): Convert to...
8426 (rtx_reader::traverse_md_constants): ...member function.
8427 (handle_enum): Convert to...
8428 (rtx_reader::handle_enum): ...member function.
8429 (lookup_enum_type): Convert to...
8430 (rtx_reader::lookup_enum_type): ...member function.
8431 (traverse_enum_types): Convert to...
8432 (rtx_reader::traverse_enum_types): ...member function.
8433 (rtx_reader::rtx_reader): Move initializations
8434 of various former global data from rtx_reader::read_md_files to
8435 here, as fields, along with the call to unlock_std_streams.
8436 (rtx_reader::~rtx_reader): Clean up m_base_dir, and clean up
8438 (rtx_reader::read_md_files): Move initializations of various
8439 global data from here to the ctor.
8440 * read-md.h (read_name): Convert to...
8441 (rtx_reader::read_name): ...member function.
8442 (rtx_reader::read_escape): New method decl.
8443 (read_quoted_string): Convert to...
8444 (rtx_reader::read_quoted_string): ...member function.
8445 (rtx_reader::read_braced_string): New method decl.
8446 (read_string): Convert to...
8447 (rtx_reader::read_string): ...member function.
8448 (rtx_reader::read_skip_construct): New method decl.
8449 (rtx_reader::set_md_ptr_loc): New method decl.
8450 (rtx_reader::get_md_ptr_loc): New method decl.
8451 (copy_md_ptr_loc): Convert to...
8452 (rtx_reader::copy_md_ptr_loc): ...member function.
8453 (fprint_md_ptr_loc): Convert to...
8454 (rtx_reader::fprint_md_ptr_loc): ...member function.
8455 (print_md_ptr_loc): Convert to...
8456 (rtx_reader::print_md_ptr_loc): ...member function.
8457 (rtx_reader::lookup_enum_type): New method decl.
8458 (rtx_reader::traverse_enum_types): New method decl.
8459 (rtx_reader::handle_constants): New method decl.
8460 (traverse_md_constants): Convert to...
8461 (rtx_reader::traverse_md_constants): ...member function.
8462 (rtx_reader::handle_enum): New method decl.
8463 (rtx_reader::join_c_conditions): New method decl.
8464 (fprint_c_condition): Convert to...
8465 (rtx_reader::fprint_c_condition): ...member function.
8466 (print_c_condition): Convert to...
8467 (rtx_reader::print_c_condition): ...member function.
8468 (rtx_reader::apply_iterator_to_string): New method decl.
8469 (rtx_reader::copy_rtx_for_iterators): New method decl.
8470 (rtx_reader::read_conditions): New method decl.
8471 (rtx_reader::record_potential_iterator_use): New method decl.
8472 (rtx_reader::read_mapping): New method decl.
8473 (rtx_reader::read_rtx): New method decl.
8474 (rtx_reader::read_rtx_code): New method decl.
8475 (rtx_reader::read_rtx_operand): New method decl.
8476 (rtx_reader::read_nested_rtx): New method decl.
8477 (rtx_reader::read_rtx_variadic): New method decl.
8478 (rtx_reader::get_string_obstack): New method.
8479 (rtx_reader::get_md_constants): New method.
8480 (string_obstack): Convert global variable decl to...
8481 (rtx_reader::m_string_obstack): ...this new field.
8482 (rtx_reader::m_ptr_locs): New field.
8483 (rtx_reader::m_ptr_loc_obstack): New field.
8484 (rtx_reader::m_joined_conditions): New field.
8485 (rtx_reader::m_joined_conditions_obstack): New field.
8486 (rtx_reader::m_md_constants): New field.
8487 (rtx_reader::m_enum_types): New field.
8488 * read-rtl.c (apply_iterator_to_string): Convert to...
8489 (rtx_reader::apply_iterator_to_string): ...member function.
8490 (copy_rtx_for_iterators): Convert to...
8491 (rtx_reader::copy_rtx_for_iterators): ...member function.
8492 (add_condition_to_string): Use rtx_reader_ptr for
8493 calls join_c_conditions.
8494 (apply_iterators): Use rtx_reader_ptr for calls to
8495 join_c_conditions and copy_rtx_for_iterators.
8496 (read_conditions): Convert to...
8497 (rtx_reader::read_conditions): ...member function.
8498 (record_potential_iterator_use): Convert to...
8499 (rtx_reader::record_potential_iterator_use): ...member function.
8500 (read_mapping): Convert to...
8501 (rtx_reader::read_mapping): ...member function.
8502 (read_subst_mapping): Use rtx_reader_ptr for read_string call.
8503 (read_rtx): Convert to...
8504 (rtx_reader::read_rtx): ...member function.
8505 (read_rtx_code): Convert to...
8506 (rtx_reader::read_rtx_code): ...member function.
8507 (read_rtx_operand): Convert to...
8508 (rtx_reader::read_rtx_operand): ...member function. Update for move
8509 of string_obstack to a field.
8510 (read_nested_rtx): Convert to..
8511 (rtx_reader::read_nested_rtx): ...member function.
8512 (read_rtx_variadic): Convert to..
8513 (rtx_reader::read_rtx_variadic): ...member function.
8515 2016-10-18 Kugan Vivekanandarajah <kuganv@linaro.org>
8517 * tree-vrp.c (get_value_range): Check get_ptr_nonnull.
8519 2016-10-18 Kugan Vivekanandarajah <kuganv@linaro.org>
8521 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Set value range
8522 for pointer type too.
8523 (ipcp_update_vr): set_ptr_nonnull for pointer.
8525 2016-10-18 Kugan Vivekanandarajah <kuganv@linaro.org>
8527 * tree-ssa-alias.h (pt_solution_singleton_or_null_p): Renamed from
8528 pt_solution_singleton_p.
8529 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Use renamed
8530 pt_solution_singleton_or_null_p from pt_solution_singleton_p.
8531 * tree-ssa-structalias.c (find_what_p_points_to): Preserve
8532 pointer nonnull computed by VRP.
8533 Also Conservatively set pt.null to 1.
8534 (pt_solution_reset): Conservatively set pt.null to 1.
8535 (pt_solution_singleton_or_null_p): Renamed from
8536 pt_solution_singleton_p.
8537 * tree-ssanames.h (set_ptr_nonnull): Declare.
8538 (get_ptr_nonnull): Likewise.
8539 * tree-ssanames.c (set_ptr_nonnull): New.
8540 (get_ptr_nonnull): Likewise.
8541 * tree-vrp.c (vrp_finalize): Set ptr that are nonnull.
8542 (evrp_dom_walker::before_dom_children): Likewise.
8544 2016-10-17 Eric Botcazou <ebotcazou@adacore.com>
8546 * config/i386/i386.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to...
8547 * config/i386/i386.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ...here.
8548 * config/ia64/ia64.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to...
8549 * config/ia64/ia64.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ...here.
8550 * config/rs6000/rs6000.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to.
8551 * config/rs6000/rs6000.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ...here.
8552 (rs6000_option_override_internal): Clear it if ABI_AIX.
8553 * config/sparc/sparc.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to...
8554 * config/sparc/sparc.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ... here.
8556 2016-10-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8558 * gimple-ssa-strength-reduction.c (record_increment): Remove
8561 2016-10-17 Eric Botcazou <ebotcazou@adacore.com>
8563 * expmed.c (expand_shift_1): Add MAY_FAIL parameter and do not assert
8564 that the result is non-zero if it is true.
8565 (maybe_expand_shift): New wrapper around expand_shift_1.
8566 (emit_store_flag): Call maybe_expand_shift in lieu of expand_shift.
8568 2016-10-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8570 PR tree-optimization/77916
8571 * gimple-ssa-strength-reduction.c (create_add_on_incoming_edge):
8572 Don't allow a MINUS_EXPR for pointer arithmetic for either known
8574 (record_increment): Increments of -1 for unknown strides just use
8575 a multiply initializer like other negative values.
8576 (analyze_increments): Remove stopgap solution for -1 increment
8577 applied to pointer arithmetic.
8579 2016-10-17 Yuri Rumyantsev <ysrumyan@gmail.com>
8581 * dominance.c (dom_info::dom_info): Add new constructor for region
8582 which is vector of basic blocks.
8583 (dom_init): New method to initialize members common for both
8585 (dom_info::dom_info): Invoke dom_init for partial initialization.
8586 (dom_info::get_idom): Add check to corner cases on basic blocks which
8588 (dom_info::calc_dfs_tree): Check M_FAKE_EXIT_EDGE instead of M_REVERSE
8589 to detect unreachable bbs.
8590 (dom_info::calc_idoms): Likewise.
8591 (compute_dom_fast_query_in_region): New function.
8592 (calculate_dominance_info_for_region): Likewise.
8593 (free_dominance_info_for_region): Likewise.
8594 * dominance.h: Add prototypes for introduced region-based functions
8595 * tree-if-conv.c (build_region): New function.
8596 (if_convertible_loop_p_1): Invoke local version of post-dominators
8597 calculation before basic block predication with subsequent freeing
8598 post-dominator info.
8599 (tree_if_conversion): Remove free of post-dominator info
8600 (pass_if_conversion::execute): Delete detection of infinite loops
8601 and fake edges to exit block since post-dominator calculation is
8602 performed per if-converted loop only.
8604 2016-10-17 Bernd Edlinger <bernd.edlinger@hotmail.de>
8607 * config/arm/arm.c (arm_emit_coreregs_64bit_shift): Clear the result
8608 register explicitly.
8609 * config/arm/arm.md (ashldi3, ashrdi3, lshrdi3): Don't FAIL if
8610 optimizing for size.
8612 2016-10-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8614 * config/aarch64/aarch64.c: Delete inclusion of
8615 cortex-a57-fma-steering.h.
8616 (aarch64_override_options): Delete call
8617 to aarch64_register_fma_steering.
8618 * config/aarch64/aarch64-protos.h (make_pass_fma_steering): Declare.
8619 * config/aarch64/cortex-a57-fma-steering.h: Delete.
8620 * config/aarch64/aarch64-passes.def: New file.
8621 * config/aarch64/cortex-a57-fma-steering.c
8622 (aarch64_register_fma_steering): Delete definition.
8623 (make_pass_fma_steering): Remove static qualifier.
8624 * config/aarch64/t-aarch64 (PASSES_EXTRA): New directive.
8625 (cortex-a57-fma-steering.o): Remove dependency on
8626 cortex-a57-fma-steering.h.
8628 2016-10-17 Eric Botcazou <ebotcazou@adacore.com>
8630 * explow.c (validize_mem): Do not modify the argument in-place.
8632 2016-10-17 Thomas Schwinge <thomas@codesourcery.com>
8634 * tree-streamer.c (record_common_node): Explicitly list expected
8637 2016-10-17 Richard Biener <rguenther@suse.de>
8639 PR tree-optimization/77988
8640 * tree-vrp.c (remove_range_assertions): Use replace_uses_by.
8642 2016-10-17 Marek Polacek <polacek@redhat.com>
8644 * Makefile.in (C_COMMON_OBJS): Add c-family/c-attribs.o.
8646 2016-10-17 Richard Biener <rguenther@suse.de>
8648 * bb-reorder.c (reorder_basic_blocks_simple): Clear BB_VISITED
8651 2016-10-17 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
8653 PR tree-optimization/71636
8654 * match.pd (x & ((1 << b) - 1) -> x & ~(~0 << b)): New pattern.
8656 2016-10-17 Richard Biener <rguenther@suse.de>
8658 * gimplify.c (gimplify_function_tree): Do not move the outer
8661 2016-10-17 Jakub Jelinek <jakub@redhat.com>
8663 * langhooks.h (struct lang_hooks_for_decls): Remove
8664 function_decl_explicit_p, function_decl_deleted_p and
8665 function_decl_defaulted hooks. Add decl_dwarf_attribute hook.
8666 * langhooks-def.h (lhd_decl_dwarf_attribute): Declare.
8667 (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P,
8668 LANG_HOOKS_FUNCTION_DECL_DELETED_P,
8669 LANG_HOOKS_FUNCTION_DECL_DEFAULTED): Remove.
8670 (LANG_HOOKS_DECL_DWARF_ATTRIBUTE): Define.
8671 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P,
8672 LANG_HOOKS_FUNCTION_DECL_DELETED_P and
8673 LANG_HOOKS_FUNCTION_DECL_DEFAULTED. Add
8674 LANG_HOOKS_DECL_DWARF_ATTRIBUTE.
8675 * langhooks.c (lhd_decl_dwarf_attribute): New function.
8676 * dwarf2out.c (gen_subprogram_die): Use
8677 lang_hooks.decls.decl_dwarf_attribute instead of
8678 lang_hooks.decls.function_decl_*.
8680 2016-10-16 Eric Botcazou <ebotcazou@adacore.com>
8684 * common.opt (-ftrampolines): New option.
8685 * doc/invoke.texi (Code Gen Options): Document it.
8686 * doc/tm.texi.in (Trampolines): Add TARGET_CUSTOM_FUNCTION_DESCRIPTORS.
8687 * doc/tm.texi: Regenerate.
8688 * builtins.def: Add init_descriptor and adjust_descriptor.
8689 * builtins.c (expand_builtin_init_trampoline): Do not issue a warning
8690 on platforms with descriptors.
8691 (expand_builtin_init_descriptor): New function.
8692 (expand_builtin_adjust_descriptor): Likewise.
8693 (expand_builtin) <BUILT_IN_INIT_DESCRIPTOR>: New case.
8694 <BUILT_IN_ADJUST_DESCRIPTOR>: Likewise.
8695 * calls.c (prepare_call_address): Remove SIBCALLP parameter and add
8696 FLAGS parameter. Deal with indirect calls by descriptor and adjust.
8697 Set STATIC_CHAIN_REG_P on the static chain register, if any.
8698 (call_expr_flags): Set ECF_BY_DESCRIPTOR for calls by descriptor.
8699 (expand_call): Likewise. Move around call to prepare_call_address
8700 and pass all flags to it.
8701 * cfgexpand.c (expand_call_stmt): Reinstate CALL_EXPR_BY_DESCRIPTOR.
8702 * gimple.h (enum gf_mask): New GF_CALL_BY_DESCRIPTOR value.
8703 (gimple_call_set_by_descriptor): New setter.
8704 (gimple_call_by_descriptor_p): New getter.
8705 * gimple.c (gimple_build_call_from_tree): SetCALL_EXPR_BY_DESCRIPTOR.
8706 (gimple_call_flags): Deal with GF_CALL_BY_DESCRIPTOR.
8707 * langhooks.h (struct lang_hooks): Add custom_function_descriptors.
8708 * langhooks-def.h (LANG_HOOKS_CUSTOM_FUNCTION_DESCRIPTORS): Define.
8709 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_CUSTOM_FUNCTION_DESCRIPTORS.
8710 * rtl.h (STATIC_CHAIN_REG_P): New macro.
8711 * rtlanal.c (find_first_parameter_load): Skip static chain registers.
8712 * target.def (custom_function_descriptors): New POD hook.
8713 * tree.h (FUNC_ADDR_BY_DESCRIPTOR): New flag on ADDR_EXPR.
8714 (CALL_EXPR_BY_DESCRIPTOR): New flag on CALL_EXPR.
8715 * tree-core.h (ECF_BY_DESCRIPTOR): New mask.
8716 Document FUNC_ADDR_BY_DESCRIPTOR and CALL_EXPR_BY_DESCRIPTOR.
8717 * tree.c (make_node_stat) <tcc_declaration>: Use FUNCTION_ALIGNMENT.
8718 (build_common_builtin_nodes): Initialize init_descriptor and
8720 * tree-nested.c: Include target.h.
8721 (struct nesting_info): Add 'any_descr_created' field.
8722 (get_descriptor_type): New function.
8723 (lookup_element_for_decl): New function extracted from...
8724 (create_field_for_decl): Likewise.
8725 (lookup_tramp_for_decl): ...here. Adjust.
8726 (lookup_descr_for_decl): New function.
8727 (convert_tramp_reference_op): Deal with descriptors.
8728 (build_init_call_stmt): New function extracted from...
8729 (finalize_nesting_tree_1): ...here. Adjust and deal with descriptors.
8730 * defaults.h (FUNCTION_ALIGNMENT): Define.
8731 (TRAMPOLINE_ALIGNMENT): Set to above instead of FUNCTION_BOUNDARY.
8732 * config/i386/i386.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define.
8733 * config/ia64/ia64.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Likewise.
8734 * config/rs6000/rs6000.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS):Likewise.
8735 * config/sparc/sparc.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Likewise.
8737 2016-10-16 Eric Botcazou <ebotcazou@adacore.com>
8739 * config/sparc/sparc.c (sparc_expand_vector_init): Only accept literal
8740 constants in CONST_VECTORs.
8742 2016-10-15 Eric Botcazou <ebotcazou@adacore.com>
8744 * config/sparc/sparc.c (sparc_expand_vec_perm_bmask): Use a scratch
8745 register as destination of bmask.
8746 (vector_init_bshuffle): Likewise.
8747 * config/sparc/sparc.md (vec_perm_constv8qi): Likewise.
8748 (bmaskdi_vis): Enable only in 64-bit mode.
8750 2016-10-15 Segher Boessenkool <segher@kernel.crashing.org>
8752 * config/rs6000/rs6000.c (rs6000_get_separate_components): Do not
8753 make LR a separately shrink-wrapped component unless savres_strategy
8754 contains all of {SAVE,REST}_INLINE_{GPRS,FPRS,VRS}. Do not wrap
8755 GPRs unless both {SAVE,REST}_INLINE_GPRS. Do not disallow all
8756 wrapping when not both {SAVE,REST}_INLINE_GPRS.
8758 2016-10-15 Eric Botcazou <ebotcazou@adacore.com>
8760 * optabs.c (expand_parity): Fix mode mismatch, add final conversion
8761 and keep looping on failure.
8763 2016-10-14 David Malcolm <dmalcolm@redhat.com>
8765 * print-rtl-function.c (print_edge): Omit "(flags)" when none are
8767 (print_rtx_function): Update example in comment for...
8768 * print-rtl.c (print_rtx_operand_code_r): In compact mode, print
8769 non-virtual pseudos with a '%' sigil followed by the regno, offset
8770 by (LAST_VIRTUAL_REGISTER + 1), so that the first non-virtual
8771 pseudo is dumped as "%0".
8773 2016-10-14 Jakub Jelinek <jakub@redhat.com>
8776 * expr.c (expand_expr_real_1) <case CONST_DECL>: For EXPAND_WRITE
8779 2016-10-14 Eric Botcazou <ebotcazou@adacore.com>
8781 * config/sparc/sparc-passes.def: New file.
8782 * config/sparc/t-sparc (PASSES_EXTRA): Add sparc-passes.def.
8783 * config/sparc/sparc-protos.h (make_pass_work_around_errata): New.
8784 * config/sparc/sparc.c (sparc_option_override): Don't register passes.
8786 2016-10-14 Pat Haugen <pthaugen@us.ibm.com>
8788 * loop-unroll.c (unroll_loop_runtime_iterations): Condition initial
8789 loop peel to loops with exit test at the beginning.
8791 2016-10-14 Pat Haugen <pthaugen@us.ibm.com>
8793 PR rtl-optimization/68212
8794 * cfgloopmanip.c (duplicate_loop_to_header_edge): Use preheader edge
8795 frequency when computing scale factor for peeled copies.
8796 * loop-unroll.c (unroll_loop_runtime_iterations): Fix freq/count
8797 values for switch/peel blocks/edges.
8799 2016-10-14 Pedro Alves <palves@redhat.com>
8801 * coretypes.h (OVERRIDE, FINAL): Delete, moved to include/ansidecl.h.
8803 2016-10-14 Catherine Moore <clm@codesourcery.com>
8805 * config/mips/mips.c (mips_prepare_pch_save): Initialize
8806 micromips_globals to zero.
8808 2016-10-14 Richard Biener <rguenther@suse.de>
8810 PR tree-optimization/77979
8811 * tree-vrp.c (compare_name_with_value): Handle released SSA names
8812 in the equivalency sets.
8813 (compare_names): Likewise.
8815 2016-10-14 Martin Liska <mliska@suse.cz>
8817 * builtins.h(target_char_cst_p): Declare the function.
8818 * builtins.c (fold_builtin_memchr): Remove.
8819 (target_char_cst_p): Move the function from gimple-fold.c.
8820 (fold_builtin_3): Do not call the function.
8821 * gimple-fold.c (gimple_fold_builtin_memchr): New function.
8822 (gimple_fold_builtin): Call the function.
8823 * fold-const-call.c (fold_const_call_1): Handle CFN_BUILT_IN_MEMCHR.
8825 2016-10-14 Martin Liska <mliska@suse.cz>
8827 * builtins.c (fold_builtin_strcmp): Remove function.
8828 (fold_builtin_strncmp): Likewise.
8829 (fold_builtin_2): Remove call of the function.
8830 (fold_builtin_3): Likewise.
8831 * fold-const-call.c (fold_const_call): Add constant folding
8832 for CFN_BUILT_IN_STRCASECMP and CFN_BUILT_IN_STRNCASECMP.
8833 * fold-const-call.h (build_cmp_result): Declare the function.
8834 * gimple-fold.c (gimple_load_first_char): New function.
8835 (gimple_fold_builtin_string_compare): Likewise.
8836 (gimple_fold_builtin): Call the function.
8838 2016-10-14 Nathan Sidwell <nathan@acm.org>
8840 * gcov-io.c (gcov_open): Deconstify 'mode'.
8842 2016-10-14 Martin Liska <mliska@suse.cz>
8844 * fold-const.c (c_getstr): Support of properly \0-terminated
8845 string constants. New argument is added.
8846 * fold-const.h: New argument is added.
8848 2016-10-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8850 * config/aarch64/aarch64.c (aarch64_print_hint_for_core_or_arch):
8852 (aarch64_print_hint_for_core): Likewise.
8853 (aarch64_print_hint_for_arch): Likewise.
8854 (aarch64_validate_march): Use it. Fix indentation in type signature.
8855 (aarch64_validate_mcpu): Use aarch64_print_hint_for_core_or_arch.
8856 (aarch64_validate_mtune): Likewise.
8857 (aarch64_handle_attr_arch): Likewise.
8858 (aarch64_handle_attr_cpu): Likewise.
8859 (aarch64_handle_attr_tune): Likewise.
8861 2016-10-14 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
8863 * optabs.def: Remove optab function gen_int_libfunc for sdivmod_optab
8866 2016-10-13 Andreas Schwab <schwab@linux-m68k.org>
8868 * config/m68k/m68k.c (m68k_option_override): Check
8869 opt_fstack_limit_symbol_arg and opt_fstack_limit_register_no
8870 instead of stack_limit_rtx.
8872 2016-10-13 Jakub Jelinek <jakub@redhat.com>
8874 * dwarf2out.c (gen_member_die): Handle inline static data member
8877 2016-10-13 Nathan Sidwell <nathan@acm.org>
8879 * gcov-io.c (gcov_open): Fix documentation. Simplify setting
8880 gcov_var.mode. Remove unnecessary fstat.
8882 2016-10-13 Segher Boessenkool <segher@kernel.crashing.org>
8885 * function.c (thread_prologue_and_epilogue_insns): Call all
8886 make_*logue_seq in the same order as traditional. Call them
8887 all a second time if shrink_wrapped_separate.
8889 2016-10-13 Marek Polacek <polacek@redhat.com>
8891 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
8892 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Don't
8895 2016-10-13 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8897 PR tree-optimization/77937
8898 * gimple-ssa-strength-reduction.c (analyze_increments): Set cost
8899 to infinite when we have a pointer with an increment of -1.
8901 2016-10-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
8903 * coretypes.h: Move MEMMODEL_* macros and enum memmodel definition
8905 * memmodel.h: This file.
8906 * alias.c, asan.c, auto-inc-dec.c, bb-reorder.c, bt-load.c,
8907 caller-save.c, calls.c, ccmp.c, cfgbuild.c, cfgcleanup.c,
8908 cfgexpand.c, cfgloopanal.c, cfgrtl.c, cilk-common.c, combine.c,
8909 combine-stack-adj.c, common/config/aarch64/aarch64-common.c,
8910 common/config/arm/arm-common.c, common/config/bfin/bfin-common.c,
8911 common/config/c6x/c6x-common.c, common/config/i386/i386-common.c,
8912 common/config/ia64/ia64-common.c, common/config/nvptx/nvptx-common.c,
8913 compare-elim.c, config/aarch64/aarch64-builtins.c,
8914 config/aarch64/aarch64-c.c, config/aarch64/cortex-a57-fma-steering.c,
8915 config/arc/arc.c, config/arc/arc-c.c, config/arm/arm-builtins.c,
8916 config/arm/arm-c.c, config/avr/avr.c, config/avr/avr-c.c,
8917 config/avr/avr-log.c, config/bfin/bfin.c, config/c6x/c6x.c,
8918 config/cr16/cr16.c, config/cris/cris.c, config/darwin-c.c,
8919 config/darwin.c, config/epiphany/epiphany.c,
8920 config/epiphany/mode-switch-use.c,
8921 config/epiphany/resolve-sw-modes.c, config/fr30/fr30.c,
8922 config/frv/frv.c, config/ft32/ft32.c, config/h8300/h8300.c,
8923 config/i386/i386-c.c, config/i386/winnt.c, config/iq2000/iq2000.c,
8924 config/lm32/lm32.c, config/m32c/m32c.c, config/m32r/m32r.c,
8925 config/m68k/m68k.c, config/mcore/mcore.c,
8926 config/microblaze/microblaze.c, config/mmix/mmix.c,
8927 config/mn10300/mn10300.c, config/moxie/moxie.c,
8928 config/msp430/msp430.c, config/nds32/nds32-cost.c,
8929 config/nds32/nds32-intrinsic.c, config/nds32/nds32-md-auxiliary.c,
8930 config/nds32/nds32-memory-manipulation.c,
8931 config/nds32/nds32-predicates.c, config/nds32/nds32.c,
8932 config/nios2/nios2.c, config/nvptx/nvptx.c, config/pa/pa.c,
8933 config/pdp11/pdp11.c, config/rl78/rl78.c, config/rs6000/rs6000-c.c,
8934 config/rx/rx.c, config/s390/s390-c.c, config/s390/s390.c,
8935 config/sh/sh.c, config/sh/sh-c.c, config/sh/sh-mem.cc,
8936 config/sh/sh_treg_combine.cc, config/sol2.c, config/spu/spu.c,
8937 config/stormy16/stormy16.c, config/tilegx/tilegx.c,
8938 config/tilepro/tilepro.c, config/v850/v850.c, config/vax/vax.c,
8939 config/visium/visium.c, config/vms/vms-c.c, config/xtensa/xtensa.c,
8940 coverage.c, cppbuiltin.c, cprop.c, cse.c, cselib.c, dbxout.c, dce.c,
8941 df-core.c, df-problems.c, df-scan.c, dojump.c, dse.c, dwarf2asm.c,
8942 dwarf2cfi.c, dwarf2out.c, emit-rtl.c, except.c, explow.c, expmed.c,
8943 expr.c, final.c, fold-const.c, function.c, fwprop.c, gcse.c,
8944 ggc-page.c, haifa-sched.c, hsa-brig.c, hsa-gen.c, hw-doloop.c,
8945 ifcvt.c, init-regs.c, internal-fn.c, ira-build.c, ira-color.c,
8946 ira-conflicts.c, ira-costs.c, ira-emit.c, ira-lives.c, ira.c, jump.c,
8947 loop-doloop.c, loop-invariant.c, loop-iv.c, loop-unroll.c,
8948 lower-subreg.c, lra.c, lra-assigns.c, lra-coalesce.c,
8949 lra-constraints.c, lra-eliminations.c, lra-lives.c, lra-remat.c,
8950 lra-spills.c, mode-switching.c, modulo-sched.c, omp-low.c, passes.c,
8951 postreload-gcse.c, postreload.c, predict.c, print-rtl-function.c,
8952 recog.c, ree.c, reg-stack.c, regcprop.c, reginfo.c, regrename.c,
8953 reload.c, reload1.c, reorg.c, resource.c, rtl-chkp.c, rtl-tests.c,
8954 rtlanal.c, rtlhooks.c, sched-deps.c, sched-rgn.c, sdbout.c,
8955 sel-sched-ir.c, sel-sched.c, shrink-wrap.c, simplify-rtx.c,
8956 stack-ptr-mod.c, stmt.c, stor-layout.c, target-globals.c,
8957 targhooks.c, toplev.c, tree-nested.c, tree-outof-ssa.c,
8958 tree-profile.c, tree-ssa-coalesce.c, tree-ssa-ifcombine.c,
8959 tree-ssa-loop-ivopts.c, tree-ssa-loop.c, tree-ssa-reassoc.c,
8960 tree-ssa-sccvn.c, tree-vect-data-refs.c, ubsan.c, valtrack.c,
8961 var-tracking.c, varasm.c: Include memmodel.h.
8962 * genattrtab.c (write_header): Include memmodel.h in generated file.
8963 * genautomata.c (main): Likewise.
8964 * gengtype.c (open_base_files): Likewise.
8965 * genopinit.c (main): Likewise.
8966 * genconditions.c (write_header): Include memmodel.h earlier in
8968 * genemit.c (main): Likewise.
8969 * genoutput.c (output_prologue): Likewise.
8970 * genpeep.c (main): Likewise.
8971 * genpreds.c (write_insn_preds_c): Likewise.
8972 * genrecog.c (write_header): Likewise.
8973 * Makefile.in (PLUGIN_HEADERS): Include memmodel.h
8975 2016-10-13 David Malcolm <dmalcolm@redhat.com>
8977 * function-tests.c (selftest::test_expansion_to_rtl): Add "true"
8978 for new "compact" param of print_rtx_function. Check for "cinsn"
8980 * print-rtl-function.c (flag_compact): New decl.
8981 (print_rtx_function): Add param "compact" and use it to set
8982 flag_compact, adding a description of the effect to the leading
8983 comment, and updating the example output.
8984 * print-rtl.c (flag_compact): New variable.
8985 (print_rtx_operand_code_0): Omit the JUMP_LABEL reference in compact
8987 (print_rtx_operand_code_i): When printing source locations, wrap
8988 xloc.file in quotes. Don't print INSN_CODEs in compact mode.
8989 (print_rtx_operand_code_r): Don't print regnos for hard regs and
8990 virtuals in compact mode.
8991 (print_rtx_operand_code_u): Don't print insn UIDs in compact mode,
8992 apart from in LABEL_REFs.
8993 (print_rtx_operand): In case 'w', don't print in hex in compact mode.
8994 Don't print basic block ids in compact mode.
8995 (print_rtx): In compact mode, prefix the code of insns with "c",
8996 only print the INSN_UID of CODE_LABELs, and omit their LABEL_NUSES.
8997 * print-rtl.h (print_rtx_function): Add "compact" param.
8999 2016-10-13 Richard Earnshaw <rearnsha@arm.com>
9001 * arm.h (TARGET_VFP): Delete.
9002 (TARGET_VFPD32): Remove references to TARGET_VFP.
9003 (TARGET_VFP3, TARGET_VFP5): Likewise.
9004 (TARGET_VFP_SINGLE, TARGET_VFP_DOUBLE): Likewise.
9005 (TARGET_NEON_FP16): Likewise.
9006 (TARGET_FMA): Likewise.
9007 (TARGET_CRYPTO): Likewise.
9008 (TARGET_NEON): Likewise.
9009 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
9010 (FUNCTION_ARG_REGNO_P): Likewise.
9011 * arm.c (arm_option_check_internal): Likewise.
9012 (arm_option_override): Likewise.
9013 (use_return_insn): Likewise.
9014 (arm_function_value_regno_p): Likewise.
9015 (arm_apply_result_size): Likewise.
9016 (use_vfp_abi): Likewise.
9017 (arm_legitimate_address_outer_p): Likewise.
9018 (thumb2_legitimate_address_p): Likewise.
9019 (arm_legitimate_index_p): Likewise.
9020 (thumb2_legitimate_index_p): Likewise.
9021 (arm_legitimate_address): Likewise.
9022 (arm_get_vfp_saved_size): Likewise.
9023 (arm_emit_vfp_multi_reg_pop): Likewise.
9024 (arm_get_frame_offsets): Likewise.
9025 (arm_save_coproc_regs): Likewise.
9026 (arm_hard_regno_mode_ok): Likewise.
9027 (arm_expand_epilogue_apcs_frame): Likewise.
9028 (arm_expand_epilogue): Likewise.
9029 (arm_file_start): Likewise.
9030 (arm_conditional_register_usage): Likewise.
9031 (arm_validize_comparison): Use vfp_compare_operand directly.
9032 * arm-builtins.c (arm_init_builtins): Remove references to TARGET_VFP.
9033 (arm_expand_vfp_builtin): Use TARGET_HARD_FLOAT for detecting
9035 (arm_atomic_assign_expand_fenv): Likewise.
9036 * arm.md (divsf3): Likewise.
9037 (arm_negsi2): Likewise.
9039 (arm_movdi): Likewise.
9040 (arm_movt): Likewise.
9041 (cbranchsf4): Change predicate to vfp_compare_operand.
9042 (cbranchdf4): Change predicate to vfp_compare_operand.
9043 (cstorehf4): Change predicate to vfp_compare_operand.
9044 (cstoresf4): Change predicate to vfp_compare_operand.
9045 (cstoredf4): Change predicate to vfp_compare_operand.
9046 (vfp_pop_multiple_with_writeback): Remove references to TARGET_VFP.
9047 (movhi_insn_arch4, movhi_bytes): Likewise.
9048 * constraints.md (Dt): Likewise.
9050 * iterators.md (SDF): Likewise.
9051 * predicates.md (arm_float_compare_operand): Delete.
9052 (const_double_vcvt_power_of_two_reciprocal): Remove references to
9054 (const_double_vcvt_power_of_two): Likewise.
9055 * thumb2.md thumb2_movsi_insn): Likewise.
9056 * vfp.md (arm_movhi_vfp, thumb2_movhi_vfp): Likewise.
9057 (movhf_vfp): Likewise.
9058 (arm_movsi_vfp, thumb2_movsi_vfp): Likewise.
9059 (movdi_vfp, movdi_vfp_cortexa8): Likewise.
9060 (movsf_vfp, thumb2_movsf_vfp): Likewise.
9061 (movdf_vfp, thumb2_movdf_vfp): Likewise.
9062 (movsfcc_vfp, abssf2_vfp, negsf2_vfp, addsf3_vfp): Likewise.
9063 (subsf3_vfp, divsf3_vfp): Likewise.
9064 (mulsf3_vfp, mulsf3negsf_vfp, negmulsf3_vfp): Likewise.
9065 (mulsf3addsf_vfp, (mulsf3subsf_vfp, mulsf3negsfaddsf_vfp): Likewise.
9066 (mulsf3negsfsubsf_vfp): Likewise.
9067 (truncsisf2_vfp, fixuns_truncsfsi2, floatsisf2_vfp): Likewise.
9068 (floatunssisf2, sqrtsf2_vfp): Likewise.
9069 (movcc_vfp): Likewise.
9070 (cmpsf_split_vfp, cmpsf_trap_split_vfp): Likewise.
9071 (cmpsf_vfp, cmpsf_trap_vfp): Likewise.
9072 (push_multi_vfp): Likewise.
9073 (set_fpscr, get_fpscr): Likewise.
9074 * arm-c.c (arm_cpu_builtins): Unconditionally define __VFP_FP__.
9076 2016-10-13 Richard Earnshaw <rearnsha@arm.com>
9078 * arm.h (TARGET_VFP): Unconditionally define to 1.
9079 (arm_fpu_desc): Remove 'model' field.
9080 (TARGET_FPU_MODEL): Delete.
9081 * arm.c (all_fpus): Don't initialize the model field.
9082 (arm_can_inline_p): Don't check the FPU model.
9083 * arm-fpus.def: Remove redundant model field from all FPU
9086 2016-10-13 Richard Biener <rguenther@suse.de>
9089 * genmatch.c (struct capture): Add value_match member.
9090 (commutate): Preserve value_match.
9091 (lower_opt_convert): Likewise.
9092 (lower_cond): Likewise.
9093 (replace_id): Likewise.
9094 (struct dt_operand): Add value_match member.
9095 (decision_tree::cmp_node): Compare it.
9096 (decision_tree::insert_operand): Honor it when finding and
9097 when appending a DT_MATCH.
9098 (dt_operand::gen_match_op): Generate a type check after
9099 operand_equal_p if ! value_match for both GENERIC and GIMPLE.
9100 (parser::get_internal_capture_id): New helper.
9101 (parser::finish_match_operand): New function lowering @@<id>.
9102 (parser::parse_capture): Parse @@<id> as value-match.
9103 (parser::parse_expr): Use get_internal_capture_id.
9104 (parser::parse_simplify): Call finish_match_operand.
9105 (walk_captures): New helper.
9106 * match.pd (X - (X / Y) * Y -> X % Y): Use value-matching instead
9108 ((X /[ex] A) * A -> X): Likewise.
9109 ((X | Y) ^ X -> Y & ~ X): Handle constants properly by using
9110 convert[12] and value-matching.
9111 ((A | B) & (A | C) -> A | (B & C)): Likewise.
9112 ((X | Y) | Y -> X | Y): Likewise.
9113 ((X ^ Y) ^ Y -> X): Likewise.
9114 (A - (A & B) -> ~B & A): Likewise.
9115 ((T)(P + A) - (T)P -> (T) A): Likewise.
9116 ((T)P - (T)(P + A) -> -(T) A): Likewise.
9117 ((T)(P + A) - (T)(P + B) -> (T)A - (T)B): Likewise.
9118 * doc/match-and-simplify.texi: Amend capture section.
9120 2016-10-13 Claudiu Zissulescu <claziss@synopsys.com>
9122 * config/arc/arc.md (umul_600): Remove predicated variant.
9123 (umul64_600): Likewise.
9125 2016-10-13 Claudiu Zissulescu <claziss@synopsys.com>
9127 * config/arc/arc.h (INSN_LENGTH_ALIGNMENT): Change.
9129 2016-10-13 Bin Cheng <bin.cheng@arm.com>
9131 * tree-vect-loop.c (loop_niters_no_overflow): New func.
9132 (vect_transform_loop): Call loop_niters_no_overflow. Pass the
9133 no-overflow information to vect_do_peeling_for_loop_bound and
9134 vect_gen_vector_loop_niters.
9136 2016-10-13 Bin Cheng <bin.cheng@arm.com>
9138 * tree-predcom.c (tree_predictive_commoning_loop): Skip loop that only
9141 2016-10-13 Bin Cheng <bin.cheng@arm.com>
9143 * tree-vect-loop-manip.c (adjust_vec_debug_stmts): Don't release
9144 adjust_vec automatically.
9145 (slpeel_add_loop_guard): Remove param cond_expr_stmt_list. Rename
9146 param exit_bb to guard_to.
9147 (slpeel_checking_verify_cfg_after_peeling):
9148 (set_prologue_iterations):
9149 (create_lcssa_for_virtual_phi): New func which is factored out from
9150 slpeel_tree_peel_loop_to_edge.
9151 (slpeel_tree_peel_loop_to_edge):
9152 (iv_phi_p): New func.
9153 (vect_can_advance_ivs_p): Call iv_phi_p.
9154 (vect_update_ivs_after_vectorizer): Call iv_phi_p. Directly insert
9155 new gimple stmts in basic block.
9156 (vect_gen_niters_for_prolog_loop): Rename to...
9157 (vect_gen_prolog_loop_niters): ...Rename from. Change parameters and
9158 adjust implementation.
9159 (vect_update_inits_of_drs): Fix code style issue. Convert niters to
9160 sizetype if necessary.
9161 (vect_build_loop_niters): Move to here from tree-vect-loop.c. Change
9162 it to external function.
9163 (vect_gen_scalar_loop_niters, vect_gen_vector_loop_niters): New.
9164 (vect_gen_vector_loop_niters_mult_vf): New.
9165 (slpeel_update_phi_nodes_for_loops): New.
9166 (slpeel_update_phi_nodes_for_guard1): Reimplement.
9167 (find_guard_arg, slpeel_update_phi_nodes_for_guard2): Reimplement.
9168 (slpeel_update_phi_nodes_for_lcssa, vect_do_peeling): New.
9169 * tree-vect-loop.c (vect_build_loop_niters): Move to file
9170 tree-vect-loop-manip.c
9171 (vect_generate_tmps_on_preheader): Delete.
9172 (vect_transform_loop): Rename vectorization_factor to vf. Call
9173 vect_do_peeling instead of vect_do_peeling-* functions.
9174 * tree-vectorizer.h (vect_do_peeling): New decl.
9175 (vect_build_loop_niters, vect_gen_vector_loop_niters): New decls.
9176 (vect_do_peeling_for_loop_bound): Delete.
9177 (vect_do_peeling_for_alignment): Delete.
9179 2016-10-13 Bin Cheng <bin.cheng@arm.com>
9181 * tree-vect-loop-manip.c (slpeel_tree_duplicate_loop_to_edge_cfg): Put
9182 duplicated loop after its preheader and after the original loop.
9184 2016-10-13 Bin Cheng <bin.cheng@arm.com>
9186 * tree-vect-loop.c (vect_analyze_loop_2): Check and skip loop if it
9187 has no enough iterations for LOOP_VINFO_PEELING_FOR_GAPS.
9189 2016-10-13 Bin Cheng <bin.cheng@arm.com>
9191 * tree-vect-loop.c (vectorizable_live_operation): Support handling
9192 for live variable outside loop but not in lcssa form.
9194 2016-10-13 Bin Cheng <bin.cheng@arm.com>
9196 * cfg.c (reset_original_copy_tables): New func.
9197 * cfg.h (reset_original_copy_tables): New decl.
9199 2016-10-13 Jakub Jelinek <jakub@redhat.com>
9202 * tree.h (FALLTHROUGH_LABEL_P): Use private_flag instead of
9204 * varasm.c (default_binds_local_p_3): Formatting fix.
9206 2016-10-13 Bin Cheng <bin.cheng@arm.com>
9208 * tree-vect-loop-manip.c (slpeel_can_duplicate_loop_p): Fix code
9210 (vect_do_peeling_for_loop_bound, vect_do_peeling_for_alignment):
9211 Remove useless code.
9213 2016-10-13 Martin Liska <mliska@suse.cz>
9215 PR tree-optimization/77943
9216 * tree-ssa-tail-merge.c (merge_stmts_p): Do not merge BBs with
9217 a different EH landing pads.
9219 2016-10-13 Jakub Jelinek <jakub@redhat.com>
9222 * hooks.h (hook_tree_void_null): Declare.
9223 * hooks.c (hook_tree_void_null): New function.
9224 * langhooks.c (lhd_return_null_tree_v): Remove.
9225 * langhooks-def.h (lhd_return_null_tree_v): Remove.
9226 * cfgexpand.c (stack_protect_prologue): If guard_decl is NULL,
9227 set y to const0_rtx.
9228 * function.c (stack_protect_epilogue): Likewise.
9229 * config/tilepro/tilepro.c (TARGET_STACK_PROTECT_GUARD): Redefine
9230 if TARGET_THREAD_SSP_OFFSET is defined.
9231 * config/s390/s390.c (TARGET_STACK_PROTECT_GUARD): Likewise.
9232 * config/sparc/sparc.c (TARGET_STACK_PROTECT_GUARD): Likewise.
9233 * config/tilegx/tilegx.c (TARGET_STACK_PROTECT_GUARD): Likewise.
9234 * config/rs6000/rs6000.c (TARGET_STACK_PROTECT_GUARD): Likewise.
9235 * config/i386/i386.c (TARGET_STACK_PROTECT_GUARD): Likewise.
9236 (ix86_stack_protect_guard): New function.
9238 2016-10-13 Richard Biener <rguenther@suse.de>
9240 * dwarf2out.c (tree_add_const_value_attribute): Do not try
9241 rtl_for_decl_init during early phase.
9242 (gen_variable_die): Do not create locations during early phase.
9243 (gen_label_die): Likewise.
9244 (decls_for_scope): Do not waste time handling BLOCK_NONLOCALIZED_VARs
9247 2016-10-12 Richard Biener <rguenther@suse.de>
9249 * tree-vrp.c (evrp_dom_walker::try_find_new_range): Renamed from
9250 try_add_new_range and made to eturn new range.
9251 (evrp_dom_walker::before_dom_children): Push op1 value range before
9252 pushing op0 value range.
9254 2016-10-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9256 PR tree-optimization/77937
9257 * gimple-ssa-strength-reduction.c (analyze_increments): Use
9258 POINTER_TYPE_P on the candidate type to determine whether
9259 candidates in this chain require pointer arithmetic.
9261 2016-10-12 Eric Botcazou <ebotcazou@adacore.com>
9263 * config/visium/visium.c (visium_gimplify_va_arg): Emit a big-endian
9264 correction if the type is smaller than a word.
9265 (visium_select_cc_mode): Add ... fall through ... comment.
9267 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
9269 * config/rs6000/rs6000.c (machine_function): Add new fields
9270 gpr_is_wrapped_separately and lr_is_wrapped_separately.
9271 (TARGET_SHRINK_WRAP_GET_SEPARATE_COMPONENTS,
9272 TARGET_SHRINK_WRAP_COMPONENTS_FOR_BB,
9273 TARGET_SHRINK_WRAP_DISQUALIFY_COMPONENTS,
9274 TARGET_SHRINK_WRAP_EMIT_PROLOGUE_COMPONENTS,
9275 TARGET_SHRINK_WRAP_EMIT_EPILOGUE_COMPONENTS,
9276 TARGET_SHRINK_WRAP_SET_HANDLED_COMPONENTS): Define.
9277 (rs6000_get_separate_components): New function.
9278 (rs6000_components_for_bb): New function.
9279 (rs6000_disqualify_components): New function.
9280 (rs6000_emit_prologue_components): New function.
9281 (rs6000_emit_epilogue_components): New function.
9282 (rs6000_set_handled_components): New function.
9283 (rs6000_emit_prologue): Don't emit LR save if lr_is_wrapped_separately.
9284 Don't emit GPR saves if gpr_is_wrapped_separately for that register.
9285 (restore_saved_lr): Don't restore LR if lr_is_wrapped_separately.
9286 (rs6000_emit_epilogue): Don't emit GPR restores if
9287 gpr_is_wrapped_separately for that register. Don't make a
9288 REG_CFA_RESTORE note for registers we did not restore, either.
9290 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
9292 * function.c (thread_prologue_and_epilogue_insns): Call
9293 try_shrink_wrapping_separate. Compute the prologue_seq afterwards,
9294 if it has possibly changed. Compute the split_prologue_seq and
9295 epilogue_seq later, too.
9296 * shrink-wrap.c: #include cfgbuild.h and insn-config.h.
9297 (dump_components): New function.
9298 (struct sw): New struct.
9300 (init_separate_shrink_wrap): New function.
9301 (fini_separate_shrink_wrap): New function.
9302 (place_prologue_for_one_component): New function.
9303 (spread_components): New function.
9304 (disqualify_problematic_components): New function.
9305 (emit_common_heads_for_components): New function.
9306 (emit_common_tails_for_components): New function.
9307 (insert_prologue_epilogue_for_components): New function.
9308 (try_shrink_wrapping_separate): New function.
9309 * shrink-wrap.h: Declare try_shrink_wrapping_separate.
9311 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
9313 * regrename.c (build_def_use): Invalidate chains that have a
9314 REG_CFA_RESTORE on some instruction.
9316 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
9318 * dce.c (delete_unmarked_insns): Don't delete instructions with
9319 a REG_CFA_RESTORE note.
9321 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
9323 * common.opt (-fshrink-wrap-separate): New flag.
9324 * doc/invoke.texi: Document it.
9325 * doc/tm.texi.in (Shrink-wrapping separate components): New subsection.
9326 * doc/tm.texi: Regenerate.
9327 * emit-rtl.h (struct rtl_data): New field shrink_wrapped_separate.
9328 * target.def (shrink_wrap): New hook vector.
9329 (get_separate_components, components_for_bb, disqualify_components,
9330 emit_prologue_components, emit_epilogue_components,
9331 set_handled_components): New hooks.
9333 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
9335 * config/rs6000/rs6000.c (rs6000_return_in_memory): Warn for
9336 vector return by reference only if -Wpsabi.
9337 (rs6000_pass_by_reference): Similarly, for argument passing.
9339 2016-10-12 David Malcolm <dmalcolm@redhat.com>
9341 * function-tests.c: Include "print-rtl.h".
9342 (selftest::test_expansion_to_rtl): Call print_rtx_function on the
9343 function, and verify what is dumped.
9344 * print-rtl-function.c (print_edge): New function.
9345 (begin_any_block): New function.
9346 (end_any_block): New function.
9347 (can_have_basic_block_p): New function.
9348 (print_rtx_function): Track the basic blocks of insns in the
9349 chain, wrapping those that are within blocks within "(block)"
9350 directives. Remove the "(cfg)" directive.
9352 2016-10-12 David Malcolm <dmalcolm@redhat.com>
9354 * selftest.c (selftest::read_file): New function.
9355 (selftest::test_read_file): New function.
9356 (selftest::selftest_c_tests): Call test_read_file.
9357 * selftest.h (selftest::read_file): New decl.
9359 2016-10-12 Richard Biener <rguenther@suse.de>
9362 * cgraphunit.c (analyze_functions): Preserve cgraph nodes
9365 2016-10-12 Thomas Schwinge <thomas@codesourcery.com>
9367 * lto-streamer.c: Fix LTO_STREAMER_DEBUG build.
9369 * dwarf2out.c (dwarf2_lineno_debug_hooks): Use
9370 dwarf2out_assembly_start.
9372 * Makefile.in (SELFTEST_FLAGS): Add -nostdinc.
9374 * Makefile.in (SELFTEST_FLAGS): New variable.
9375 (s-selftest, selftest-gdb, selftest-valgrind): Use it.
9377 * vmsdbgout.c (vmsdbg_debug_hooks): Add filename parameter to
9380 2016-10-12 Georg-Johann Lay <avr@gjlay.de>
9382 * rtl.h (struct rtx_def): Comment how RTX_FLAGS will be
9383 dumped in RTL dumps.
9385 2016-10-12 Martin Liska <mliska@suse.cz>
9387 * gimple-fold.c (create_tmp_reg_or_ssa_name): New function.
9388 (gimple_fold_builtin_memory_op): Use the function.
9389 (gimple_fold_builtin_strchr): Likewise.
9390 (gimple_fold_builtin_strcat): Likewise.
9391 (gimple_build): Likewise.
9393 2016-10-12 Nathan Sidwell <nathan@acm.org>
9395 * diagnostic.c (diagnostc_report_diagnostic): Fix formatting.
9397 2016-10-12 Pierre-Marie de Rodat <derodat@adacore.com>
9399 * dwarf2out.c (int_loc_descriptor): Generate opcodes for another
9400 equivalent 32-bit constant (modulo 2**32) when that yields
9401 smaller instructions.
9402 (size_of_int_loc_descriptor): Update accordingly.
9404 2016-10-12 Pierre-Marie de Rodat <derodat@adacore.com>
9406 * dwarf2out.c (dwarf2out_early_global_decl): For nested
9407 functions, call dwarf2out_decl on the parent function first.
9409 2016-10-12 Richard Biener <rguenther@suse.de>
9411 * match.pd ((X /[ex] A) * A -> X): Remove unnecessary constraint
9414 2016-10-12 Richard Biener <rguenther@suse.de>
9416 * tree-ssa-propagate.c
9417 (substitute_and_fold_dom_walker::before_dom_children): Do not
9418 ignore ASSERT_EXPRs but only preserve them.
9419 * tree-vrp.c (remove_range_assertions): Deal with ASSERT_EXPRs
9420 that have been propagated into.
9421 (vrp_finalize): Enable DCE for substitute_and_fold.
9423 2016-10-12 Richard Biener <rguenther@suse.de>
9425 PR tree-optimization/77920
9426 * tree-vrp.c (simplify_div_or_mod_using_ranges): Simplify.
9427 (simplify_min_or_max_using_ranges): Pass in gsi and use it.
9428 (simplify_abs_using_ranges): Likewise.
9429 (simplify_conversion_using_ranges): Likewise.
9430 (simplify_stmt_using_ranges): Adjust.
9432 2016-10-12 Jakub Jelinek <jakub@redhat.com>
9434 PR tree-optimization/77929
9435 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Handle
9436 (*ops)[ranges[i].idx]->op != ranges[i].exp case.
9438 2016-10-12 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
9441 * config/rs6000/vmx.md (vsx_concat_<mode>): The mtvsrdd instruction
9442 needs a base register for arg 1.
9444 2016-10-12 Jakub Jelinek <jakub@redhat.com>
9446 * common.opt (Wimplicit-fallthrough) Turn into alias to
9447 -Wimplicit-fallthrough=3. Remove EnabledBy.
9448 (Wimplicit-fallthrough=): New option.
9449 * gimplify.c (warn_implicit_fallthrough_r): Use
9450 OPT_Wimplicit_fallthrough_ instead of OPT_Wimplicit_fallthrough.
9451 * doc/invoke.texi (-Wimplicit-fallthrough): Document as alias
9452 to -Wimplicit-fallthrough=3.
9453 (-Wimplicit-fallthrough=): Document.
9455 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
9457 * config/sparc/sparc.c (emit_scc_insn): Remove direct support for EQ
9458 and GEU in DImode if TARGET_SUBXC.
9459 * config/sparc/sparc.md (seqdi<W:mode>_zero): Remove TARGET_SUBXC.
9460 (seqdi<W:mode>_zero_subxc): Delete.
9461 (neg_seqdi<W:mode>_zero): Remove TARGET_VIS3.
9462 (neg_seqdi<W:mode>_zero_vis3): Delete.
9463 (plus_seqdi<W:mode>_zero): Likewise.
9464 (minus_seqdi<W:mode>_zero): Likewise.
9465 (plus_plus_sltu<W:mode>): Accept only register.
9466 (addx<W:mode>): Likewise.
9467 (plus_sltu<W:mode>_vis3): Likewise.
9468 (plus_plus_sltu<W:mode>_vis3): Likewise.
9469 (neg_sgeu<W:mode>_vis3): Delete.
9470 (minus_sgeu<W:mode>_vis3): Likewise.
9471 (addxc<W:mode>): Accept only registers.
9472 (neg_sltu<W:mode>_subxc): Write %%g0 instead of 0.
9473 (minus_neg_sltu<W:mode>_subxc): Accept only register.
9474 (neg_plus_sltu<W:mode>_subxc): Likewise.
9475 (minus_sltu<W:mode>_subxc): Write %%g0 instead of 0.
9476 (minus_minus_sltu<W:mode>_subxc): Accept only register.
9477 (sgeu<W:mode>_insn_subxc): Delete.
9478 (plus_sgeu<W:mode>_subxc): Likewise.
9479 (subxc<W:mode>): Accept only register.
9480 (scc splitter): Split always GEU again.
9482 2016-10-11 Jeff Law <law@redhat.com>
9484 PR tree-optimization/77424
9485 * tree-ssa-threadupdate.c (thread_through_all_blocks): Remove
9486 dead conditionals. Assert that all e->aux fields are NULL.
9488 2016-10-11 David Malcolm <dmalcolm@redhat.com>
9490 * print-rtl.c (print_rtx): Rename "i" to "idx". Split out the
9491 operand-printing "switch" statement into...
9492 (print_rtx_operand_code_0): ...this new function, ...
9493 (print_rtx_operand_code_e): ...this new function, ...
9494 (print_rtx_operand_codes_E_and_V): ...this new function, ...
9495 (print_rtx_operand_code_i): ...this new function, ...
9496 (print_rtx_operand_code_r): ...this new function, ...
9497 (print_rtx_operand_code_u): ...this new function, ...
9498 (print_rtx_operand): ...and this new function.
9500 2016-10-11 Uros Bizjak <ubizjak@gmail.com>
9502 * config/alpha/alpha-passes.def: New file.
9503 * config/alpha/t-alpha: New file.
9504 * config/alpha/alpha-protos.h (gcc::context, rtl_opt_pass): Declare.
9505 (make_pass_handle_trap_shadows): New prototype.
9506 (make_pass_align_insns): Ditto.
9507 * config/alpha/alpha.c (alpha_option_override): Don't register
9509 * config.gcc (alpha*-*-*) Add alpha/t-alpha to tmake_file.
9511 2016-10-11 Michael Meissner <meissner@linux.vnet.ibm.com>
9514 * config/rs6000/rs6000.c (rs6000_init_builtins): Only create the
9515 distinct __ibm128 IBM extended double type if long doubles are
9516 128-bits and the default format for long double is IEEE 128-bit.
9518 2016-10-11 Richard Biener <rguenther@suse.de>
9520 * dwarf2out.c (DEBUG_STR_OFFSETS_SECTION): Remove conditional.
9521 (init_sections_and_labels): Use DEBUG_DWO_STR_OFFSETS_SECTION.
9522 (verify_die): New function.
9523 (dwarf2out_finish): Call it.
9524 (output_line_info): Handle case of -gsplit-dwarf without
9525 DWARF2_ASM_LINE_DEBUG_INFO.
9527 2016-10-11 Richard Biener <rguenther@suse.de>
9530 * gimple-low.c (lower_gimple_bind): Handle arbitrary common
9531 sub-chains of BLOCK_VARS and gimple_bind_vars.
9533 2016-10-11 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
9535 * config/i386/znver1.md : Fix imov/imovx load type reservations.
9537 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
9539 * config/sparc/sparc.opt (msubxc): New option.
9540 * doc/invoke.texi (SPARC options): Document it and tidy up.
9541 * doc/tm.texi.in (Condition Codes): Adjust SPARC example.
9542 * doc/tm.texi: Regenerate.
9543 * config/sparc/sparc-modes.def (CC_NOOV): Rename into...
9545 (CCX_NOOV): Rename into...
9549 * config/sparc/predicates.m (fcc_register_operand): Simplify.
9550 (fcc0_register_operand): Likewise.
9551 (icc_register_operand): New.
9552 (icc_or_fcc_register_operand): Simplify.
9553 (nz_comparison_operator): New.
9554 (c_comparison_operator): Likewise.
9555 (noov_compare_operator): Rename into...
9556 (icc_comparison_operator): ...this. Use above predicates.
9557 (noov_compare64_operator): Rename into...
9558 (v9_comparison_operator): ...this and tidy up.
9559 (fcc_comparison_operator): New.
9560 (icc_or_fcc_comparison_operator): Likewise.
9561 (v9_register_compare_operator): Rename info...
9562 (v9_register_comparison_operator): ...this.
9563 * config/sparc/sparc.c (TARGET_FIXED_CONDITION_CODE_REGS): Define.
9564 (sparc_option_override): Remove redundant VIS masks and add MASK_SUBXC
9566 (sparc_fixed_condition_code_regs): New function.
9567 (select_cc_mode): Remove ATTRIBUTE_UNUSED. Adjust for CCNZ/CCXNZ
9568 renaming and add support for CCC/CCXC.
9569 (output_cbranch): Likewise.
9570 (sparc_print_operand): Likewise.
9571 (gen_v9_scc): Remove obsolete assertion.
9572 (emit_scc_insn): Emit RTL directly for EQ and NE. Add direct support
9573 for EQ in DImode if TARGET_SUBXC. Remove test on TARGET_VIS3 for GEU.
9574 (output_cbcond): Remove bogus handling of CC modes.
9575 (sparc_register_move_cost): Return 100 for NO_REGS.
9576 * config/sparc/sparc.md (W): New mode iterator.
9577 (length): Adjust for noov_compare64_operator renaming.
9578 (cmpsi_sne): New instruction.
9579 (cmpdi_sne): Likewise.
9580 (seqdi_special): Delete.
9581 (seqdi_special): Likewise.
9582 (snesi<P:mode>_special): Likewise.
9583 (snedi_special): Likewise.
9584 (snedi_special_vis3): Likewise.
9585 (snesi patterns): Use W iterator.
9586 (snedi patterns): Likewise. Add TARGET_SUBXC patterns.
9587 (sltu patterns): Likewise.
9588 (sgeu patterns): Likewise.
9589 (scc splitter): Do not split GEU in DImode if TARGET_SUBXC.
9590 (normal_branch): Use icc_comparison_operator predicate.
9591 (inverted_branch): Likewise.
9592 (cbcond_sp32): Use comparison_operator predicate.
9593 (cbcond_sp64): Likewise.
9594 (normal_int_branch_sp64): Adjust for renaming
9595 (inverted_int_branch_sp64): Likewise.
9596 (mov<I:mode>_cc_reg_sp64): Likewise.
9597 (movsf_cc_reg_sp6): Likewise.
9598 (movdf_cc_reg_sp64): Likewise.
9599 (movtf_cc_reg_hq_sp64): Likewise.
9600 (movtf_cc_reg_sp64): Likewise.
9601 (mov<I:mode>_cc_v9): Use icc_or_fcc_comparison_operator predicate.
9602 (movsf_cc_v9): Likewise.
9603 (movdf_cc_v9): Likewise.
9604 (movtf_cc_hq_v9): Likewise.
9605 (movtf_cc_v9): Likewise.
9606 (adddi3): Call gen_adddi3_sp32.
9607 (adddi3_insn_sp32): Rename to...
9608 (adddi3_sp32): ...this. Accept only register_operand as operand #1
9609 and use CCCmode for the carry.
9610 (addx_extend_sp32): Use CCCmode for the carry.
9611 (addx_extend_sp64): Delete.
9612 (adddi3_extend_sp32): Use CCCmode for the carry.
9613 (cmp_plus patterns): Use CCNZ/CCXNZ mode and add C variants.
9614 (subdi3): Call gen_subdi3_sp32.
9615 (subdi3_insn_sp32): Rename to...
9616 (subdi3_sp32): ...this and use CCmode for the carry.
9617 (subx_extend_sp32): Use CCCmode for the carry.
9618 (subx_extend_sp64): Delete.
9619 (subdi3_extend_sp32): Use CCmode for the carry.
9620 (cmp_minus patterns): Use CCNZ/CCXNZ mode and add C variants.
9621 (negdi3): Call gen_negdi3_sp32.
9622 (negdi3_sp32): Use CCCmode for the carry.
9623 (cmp_neg patterns): Use CCNZ/CCXNZ mode and add C variants.
9624 (cmp_nz_ashift_1): Use CCNZ mode.
9625 (cmp_nz_set_ashift_1): Likewise.
9626 (ctrapsi4): Use comparison_operator predicate.
9627 (ctrapdi4): Likewise.
9628 (trapsi_insn): Use icc_comparison_operator predicate.
9629 (trapdi_insn): Likewise.
9630 (edge8 patterns): Use CCNZmode.
9631 (edge16 patterns): Likewise.
9632 (edge32 patterns): Likewise.
9634 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
9636 * config/visium/visium-modes.def (CC_NOOV): Rename into...
9638 (CC_BTST): Rename into...
9640 * config/visium/predicates.md (real_add_operand): New.
9641 (visium_btst_operator): Rename into...
9642 (visium_equality_comparison_operator): ...this.
9643 (visium_noov_operator): Rename into...
9644 (visium_nz_comparison_operator): ...this.
9645 (visium_c_comparison_operator): New.
9646 (visium_branch_operator): Adjust and deal with all CC modes.
9647 * config/visium/visium.c (visium_adjust_cost): Adjust.
9648 (visium_split_double_add): Use the *_set_carry patterns.
9649 (visium_select_cc_mode): Add support for CCC mode and adjust.
9650 (output_cbranch): Adjust and use the carry-based operators for
9651 floating-point comparisons.
9652 * config/visium/visium.md (flags_subst_arith): Adjust.
9653 (addsi3_insn_set_carry): New instruction.
9654 (subsi3_insn_set_carry): Likewise.
9655 (negsi2_insn_set_carry): Likewise.
9657 (cmp<mode>_sne): Likewise.
9658 (cbranch<mode>4): Use ordered_comparison_operator.
9659 (cbranch<mode>4_insn): Likewise.
9660 (cbranchsi4_btst_insn): Adjust.
9662 2016-10-11 Tom de Vries <tom@codesourcery.com>
9665 * builtins.c (std_canonical_va_list_type): Remove RECORD_TYPE
9668 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
9670 * tree.h (build_complex_type): Add second parameter with default.
9671 * tree.c (build_complex_type): Add NAMED second parameter and adjust
9672 recursive call. Create a TYPE_DECL only if NAMED is true.
9673 (build_common_tree_nodes): Pass true in calls to build_complex_type.
9675 2016-10-11 Georg-Johann Lay <avr@gjlay.de>
9677 New avr-passes.def to register AVR specific passes.
9679 * config/avr/avr-passes.def: New file.
9680 * config/avr/t-avr (PASSES_EXTRA): Add avr-passes.def.
9681 * config/avr/avr-protos.h (gcc::context, rtl_opt_pass): Declare.
9682 (make_avr_pass_recompute_note): New proto.
9683 * config/avr/avr.c (make_avr_pass_recompute_notes): New function.
9684 (avr_pass_recompute_notes): Use anonymous namespace.
9685 (avr_register_passes): Remove function...
9686 (avr_option_override): ...and its call.
9688 2016-10-11 Robert Suchanek <robert.suchanek@imgtec.com>
9690 * config/mips/mips-cpus.def: Replace PTF_AVOID_BRANCHLIKELY with
9691 PTF_AVOID_BRANCHLIKELY_ALWAYS for generic architecture and with
9692 PTF_AVOID_BRANCHLIKELY_SPEED for others.
9693 (mips2, mips3, mips4): Add PTF_AVOID_BRANCHLIKELY_SIZE to tune
9695 * config/mips/mips.c (mips_option_override): Enable the branch
9696 likely depending on the tune flags and optimization level.
9697 * config/mips/mips.h (PTF_AVOID_BRANCHLIKELY): Remove.
9698 (PTF_AVOID_BRANCHLIKELY_SPEED): Define.
9699 (PTF_AVOID_BRANCHLIKELY_SIZE): Likewise.
9700 (PTF_AVOID_BRANCHLIKELY_ALWAYS): Likewise.
9702 2016-10-11 Richard Biener <rguenther@suse.de>
9704 * lto-streamer-out.c (collect_block_tree_leafs): New helper.
9705 (output_function): Properly stream the whole block tree.
9706 * lto-streamer-in.c (input_function): Likewise.
9708 2016-10-11 Marek Polacek <polacek@redhat.com>
9710 * Makefile.in (C_COMMON_OBJS): Add c-family/c-warn.o.
9712 2016-10-11 Kugan Vivekanandarajah <kuganv@linaro.org>
9714 * tree-vrp.c (evrp_dom_walker::try_add_new_range): New.
9715 (evrp_dom_walker::before_dom_children): Infer and push new value
9716 ranges for x in y < x.
9718 2016-10-10 Joseph Myers <joseph@codesourcery.com>
9721 * config/ia64/ia64.c (ia64_libgcc_floating_mode_supported_p)
9722 (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Remove.
9723 * config/ia64/elf.h (IA64_NO_LIBGCC_TFMODE): Likewise.
9724 * config/ia64/freebsd.h (IA64_NO_LIBGCC_TFMODE): Likewise.
9725 * config/ia64/vms.h (IA64_NO_LIBGCC_XFMODE)
9726 (IA64_NO_LIBGCC_TFMODE): Likewise.
9728 2016-10-11 Kugan Vivekanandarajah <kuganv@linaro.org>
9730 * tree-vrp.c (vrp_intersect_ranges_1): Allocate bitmap before
9733 2016-10-10 Andreas Tobler <andreast@gcc.gnu.org>
9735 * config.gcc: Add aarch64-*-freebsd* support.
9736 * config.host: Likewise.
9737 * config/aarch64/aarch64-freebsd.h: New file.
9738 * config/aarch64/t-aarch64-freebsd: Ditto.
9740 2016-10-10 Jeff Law <law@redhat.com>
9742 PR tree-optimization/71947
9743 * tree-ssa-dom.c (cprop_into_stmt): Avoid replacing A with B, then
9744 B with A within a single statement.
9746 2016-10-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9748 PR tree-optimization/77824
9749 * gimple-ssa-strength-reduction.c (stmt_cost): Explicitly return
9750 zero cost for copies.
9751 (find_candidates_dom_walker::before_dom_children): Replace
9752 MODIFY_EXPR with SSA_NAME.
9753 (replace_mult_candidate): Likewise.
9754 (replace_profitable_candidates): Likewise.
9756 2016-10-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9758 * config/s390/s390.h: Wrap more macros args in brackets and fix
9760 2016-10-10 Georg-Johann Lay <avr@gjlay.de>
9762 * config/avr/gen-avr-mmcu-texi.c (string.h): Include.
9764 2016-10-10 Andreas Schwab <schwab@suse.de>
9767 * config/ia64/ia64.md ("doloop_end"): Reject if mode of loop
9768 pseudo is not DImode.
9770 2016-10-10 Claudiu Zissulescu <claziss@synopsys.com>
9772 * common/config/arc/arc-common.c (arc_option_optimization_table):
9773 Remove compact casesi option.
9774 * config/arc/arc.c (arc_override_options): Use compact casesi
9775 option only for pre-ARCv2 cores.
9776 * doc/invoke.texi (mcompact-casesi): Update text.
9778 2016-10-09 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
9780 * config/rs6000/rs6000.h (TARGET_EFFICIENT_OVERLAPPING_UNALIGNED):
9781 Add macro to say we can efficiently handle overlapping unaligned
9783 * config/rs6000/rs6000.c (expand_block_compare): Avoid generating
9784 poor code for processors older than p8.
9786 2016-10-09 Eric Botcazou <ebotcazou@adacore.com>
9788 * gen-pass-instances.awk: Remove GNUism.
9790 2016-10-09 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
9792 * ipa-prop.c (ipcp_transform_function): Set fields m_vr and bits to
9793 NULL of (*ipcp_transformations)][node->uid].
9795 2016-10-09 John David Anglin <danglin@gcc.gnu.org>
9797 * config/pa/pa.h (BIGGEST_ALIGNMENT): Adjust comment.
9798 (MALLOC_ABI_ALIGNMENT): Define.
9800 2016-10-09 Jakub Jelinek <jakub@redhat.com>
9802 * tree-ssa.c (target_for_debug_bind, verify_phi_args,
9803 ssa_undefined_value_p, maybe_optimize_var): Use VAR_P and/or
9804 VAR_OR_FUNCTION_DECL_P macros.
9805 * tree-chkp.c (chkp_register_var_initializer, chkp_make_static_bounds,
9806 chkp_get_bounds_for_decl_addr, chkp_parse_array_and_component_ref,
9807 chkp_find_bounds_1): Likewise.
9808 * ipa-polymorphic-call.c (decl_maybe_in_construction_p): Likewise.
9809 * hsa-gen.c (get_symbol_for_decl): Likewise.
9810 * cgraphunit.c (check_global_declaration, analyze_functions,
9811 handle_alias_pairs, thunk_adjust, cgraph_node::expand_thunk):
9813 * gimple-fold.c (can_refer_decl_in_current_unit_p,
9814 canonicalize_constructor_val, gimple_get_virt_method_for_vtable):
9816 * tree.c (set_decl_section_name, copy_node_stat,
9817 need_assembler_name_p, free_lang_data_in_decl, find_decls_types_r,
9818 merge_dllimport_decl_attributes, handle_dll_attribute,
9819 decl_init_priority_insert, auto_var_in_fn_p, array_at_struct_end_p,
9820 verify_type): Likewise.
9821 * gimple-ssa-isolate-paths.c (find_implicit_erroneous_behavior,
9822 find_explicit_erroneous_behavior): Likewise.
9823 * sdbout.c (sdbout_toplevel_data, sdbout_late_global_decl): Likewise.
9824 * ipa.c (process_references): Likewise.
9825 * tree-chkp-opt.c (chkp_get_check_result): Likewise.
9826 * varasm.c (get_block_for_decl, use_blocks_for_decl_p, make_decl_rtl,
9827 notice_global_symbol, assemble_variable, mark_decl_referenced,
9828 build_constant_desc, output_constant_def_contents, do_assemble_alias,
9829 make_decl_one_only, default_section_type_flags,
9830 categorize_decl_for_section, default_encode_section_info): Likewise.
9831 * trans-mem.c (requires_barrier): Likewise.
9832 * gimple-expr.c (mark_addressable): Likewise.
9833 * cfgexpand.c (add_scope_conflicts_1, expand_one_var,
9834 expand_used_vars_for_block, clear_tree_used, stack_protect_decl_p,
9835 expand_debug_expr): Likewise.
9836 * tree-dump.c (dequeue_and_dump): Likewise.
9837 * ubsan.c (instrument_bool_enum_load): Likewise.
9838 * tree-pretty-print.c (print_declaration): Likewise.
9839 * simplify-rtx.c (delegitimize_mem_from_attrs): Likewise.
9840 * tree-ssa-uninit.c (warn_uninitialized_vars): Likewise.
9841 * asan.c (asan_protect_global, instrument_derefs): Likewise.
9842 * tree-into-ssa.c (rewrite_stmt, maybe_register_def,
9843 pass_build_ssa::execute): Likewise.
9844 * var-tracking.c (var_debug_decl, track_expr_p): Likewise.
9845 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost, split_address_cost):
9847 * ipa-split.c (test_nonssa_use, consider_split, mark_nonssa_use):
9849 * tree-inline.c (insert_debug_decl_map, remap_ssa_name,
9850 can_be_nonlocal, remap_decls, copy_debug_stmt,
9851 initialize_inlined_parameters, add_local_variables,
9852 reset_debug_binding, replace_locals_op): Likewise.
9853 * dse.c (can_escape): Likewise.
9854 * ipa-devirt.c (compare_virtual_tables, referenced_from_vtable_p):
9856 * tree-diagnostic.c (default_tree_printer): Likewise.
9857 * tree-streamer-in.c (unpack_ts_decl_common_value_fields,
9858 unpack_ts_decl_with_vis_value_fields,
9859 lto_input_ts_decl_common_tree_pointers): Likewise.
9860 * builtins.c (builtin_save_expr, fold_builtin_expect,
9861 readonly_data_expr): Likewise.
9862 * tree-ssa-structalias.c (new_var_info, get_constraint_for_ssa_var,
9863 create_variable_info_for, set_uids_in_ptset, visit_loadstore):
9865 * gimple-streamer-out.c (output_gimple_stmt): Likewise.
9866 * gimplify.c (force_constant_size, gimplify_bind_expr,
9867 gimplify_decl_expr, gimplify_var_or_parm_decl,
9868 gimplify_compound_lval, gimplify_init_constructor,
9869 gimplify_modify_expr, gimplify_asm_expr, gimplify_oacc_declare,
9870 gimplify_type_sizes): Likewise.
9871 * cgraphbuild.c (record_reference, record_type_list, mark_address,
9872 mark_load, mark_store, pass_build_cgraph_edges::execute): Likewise.
9873 * tree-ssa-live.c (mark_all_vars_used_1, remove_unused_scope_block_p,
9874 remove_unused_locals): Likewise.
9875 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p, ptrs_compare_unequal,
9876 ref_maybe_used_by_call_p_1, call_may_clobber_ref_p_1): Likewise.
9877 * function.c (instantiate_expr, instantiate_decls_1,
9878 setjmp_vars_warning, add_local_decl): Likewise.
9879 * alias.c (ao_ref_from_mem, get_alias_set, compare_base_symbol_refs):
9881 * tree-stdarg.c (find_va_list_reference, va_list_counter_struct_op,
9882 va_list_ptr_read, va_list_ptr_write, check_all_va_list_escapes,
9883 optimize_va_list_gpr_fpr_size): Likewise.
9884 * tree-nrv.c (pass_nrv::execute): Likewise.
9885 * tsan.c (instrument_expr): Likewise.
9886 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
9887 * vtable-verify.c (verify_bb_vtables): Likewise.
9888 * tree-dfa.c (ssa_default_def, set_ssa_default_def,
9889 get_ref_base_and_extent): Likewise.
9890 * toplev.c (wrapup_global_declaration_1, wrapup_global_declaration_2):
9892 * tree-sra.c (static bool constant_decl_p, find_var_candidates,
9893 analyze_all_variable_accesses): Likewise.
9894 * tree-nested.c (get_nonlocal_debug_decl,
9895 convert_nonlocal_omp_clauses, note_nonlocal_vla_type,
9896 note_nonlocal_block_vlas, convert_nonlocal_reference_stmt,
9897 get_local_debug_decl, convert_local_omp_clauses,
9898 convert_local_reference_stmt, nesting_copy_decl, remap_vla_decls):
9900 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Likewise.
9901 * stmt.c (decl_overlaps_hard_reg_set_p): Likewise.
9902 * dbxout.c (dbxout_late_global_decl, dbxout_type_fields,
9903 dbxout_symbol, dbxout_common_check): Likewise.
9904 * expr.c (expand_assignment, expand_expr_real_2, expand_expr_real_1,
9905 string_constant): Likewise.
9906 * hsa.c (hsa_get_declaration_name): Likewise.
9907 * passes.c (rest_of_decl_compilation): Likewise.
9908 * tree-ssanames.c (make_ssa_name_fn): Likewise.
9909 * tree-streamer-out.c (pack_ts_decl_common_value_fields,
9910 pack_ts_decl_with_vis_value_fields,
9911 write_ts_decl_common_tree_pointers): Likewise.
9912 * stor-layout.c (place_field): Likewise.
9913 * symtab.c (symtab_node::maybe_create_reference,
9914 symtab_node::verify_base, symtab_node::make_decl_local,
9915 symtab_node::copy_visibility_from,
9916 symtab_node::can_increase_alignment_p): Likewise.
9917 * dwarf2out.c (add_var_loc_to_decl, tls_mem_loc_descriptor,
9918 decl_by_reference_p, reference_to_unused, rtl_for_decl_location,
9919 fortran_common, add_location_or_const_value_attribute,
9920 add_scalar_info, add_linkage_name, set_block_abstract_flags,
9921 local_function_static, gen_variable_die, dwarf2out_late_global_decl,
9922 optimize_one_addr_into_implicit_ptr,
9923 optimize_location_into_implicit_ptr): Likewise.
9924 * gimple-low.c (record_vars_into): Likewise.
9925 * ipa-visibility.c (update_vtable_references): Likewise.
9926 * tree-ssa-address.c (fixed_address_object_p, copy_ref_info):
9928 * lto-streamer-out.c (tree_is_indexable, get_symbol_initial_value,
9929 DFS::DFS_write_tree_body, write_symbol): Likewise.
9930 * langhooks.c (lhd_warn_unused_global_decl,
9931 lhd_set_decl_assembler_name): Likewise.
9932 * attribs.c (decl_attributes): Likewise.
9933 * except.c (output_ttype): Likewise.
9934 * varpool.c (varpool_node::get_create, ctor_for_folding,
9935 varpool_node::assemble_decl, varpool_node::create_alias): Likewise.
9936 * fold-const.c (fold_unary_loc): Likewise.
9937 * ipa-prop.c (ipa_compute_jump_functions_for_edge,
9938 ipa_find_agg_cst_from_init): Likewise.
9939 * omp-low.c (expand_omp_regimplify_p, expand_omp_taskreg,
9940 expand_omp_target, lower_omp_regimplify_p,
9941 grid_reg_assignment_to_local_var_p, grid_remap_prebody_decls,
9942 find_link_var_op): Likewise.
9943 * tree-chrec.c (chrec_contains_symbols): Likewise.
9944 * tree-cfg.c (verify_address, verify_expr, verify_expr_location_1,
9945 gimple_duplicate_bb, move_stmt_op, replace_block_vars_by_duplicates,
9946 execute_fixup_cfg): Likewise.
9948 PR tree-optimization/77901
9949 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Only optimize
9950 if ranges[i].exp is SSA_NAME when looking for >= and only when
9951 ranges[i].exp is NULL or SSA_NAME when looking for the other
9954 2016-10-09 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
9956 * ipa-cp.c (ipcp_alignment_lattice): Remove.
9957 (ipcp_param_lattices): Remove field alignment.
9958 (print_all_lattices): Remove call to ipcp_alignment_lattice::print.
9959 (set_all_contains_variable): Remove call to
9960 ipcp_alignment_lattice::set_to_bottom.
9961 (initialize_node_lattices): Likewise.
9962 (propagate_alignment_accross_jump_function): Remove.
9963 (propagate_constants_accross_call): Remove call to
9964 propagate_alignment_accross_jump_function.
9965 (ipcp_store_alignment_results): Remove.
9966 (ipcp_driver): Remove call to ipcp_store_alignment_results.
9967 (propagate_bits_accross_jump_function): Handle ancestor jump function.
9968 * ipa-prop.c (ipa_print_node_jump_functions_for_edge): Remove
9969 pretty-printing of alignment jump function.
9970 (ipa_set_jf_unknown): Remove assignment to jfunc->alignment.known.
9971 (ipa_compute_jump_functions_for_edge): Adjust ipa_bits jump function for
9972 alignments and remove computing ipa_alignment jump function.
9973 (ipa_node_params_t::duplicate): Remove copying of src_trans->alignments.
9974 (ipa_write_jump_functions): Remove streaming for ipa_alignment.
9975 (ipa_read_jump_function): Remove reading of ipa_alignment.
9976 (write_ipcp_transformation_info): Remove streaming for alignment
9977 propagation summary.
9978 (read_ipcp_transformation_info): Remove reading of alignment
9979 propagation summary.
9980 (ipcp_update_alignments): Remove.
9981 (ipcp_update_bits): Adjust to set alignment for parameters of pointer
9983 (ipcp_transform_function): Remove call to ipcp_update_alignments()
9984 and remove assignment to (*ipcp_transformations)[node->uid].alignments.
9985 * ipa-prop.h (ipa_alignment): Remove.
9986 (ipa_jump_func): Remove field alignment.
9987 (ipcp_transformation_summary): Remove field alignments.
9988 * doc/invoke.texi: Mark fipa-cp-alignment as obsolete.
9989 * opts.c (default_options_table): Remove entry for fipa-cp-alignment.
9990 (enable_fdo_optimizations): Remove checking for fipa-cp-alignment.
9992 2016-10-08 Eric Botcazou <ebotcazou@adacore.com>
9994 * config/sparc/sparc.h (FIXED_REGISTERS): Add %icc.
9996 * config/visium/visium.c (visium_expand_int_cstore): Revert latest
9998 (visium_expand_fp_cstore): Likewise.
10000 2016-10-08 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
10002 * diagnostic-core.h (warning_at_rich_loc_n): Declare.
10003 * diagnostic.c (warning_at_rich_loc_n): New function.
10004 (diagnostic_n_impl_richloc): Likewise.
10005 (diagnostic_n_impl): Move most of the function to
10006 diagnostic_n_impl_richloc and call it.
10008 2016-10-08 Jakub Jelinek <jakub@redhat.com>
10010 * gen-pass-instances.awk: Rewritten.
10011 * Makefile.in (pass-instances.def): Depend on $(PASSES_EXTRA), pass
10012 $(PASSES_EXTRA) after passes.def to the script.
10013 * config/i386/t-i386 (PASSES_EXTRA): Add i386-passes.def.
10014 * config/i386/i386-passes.def: New file.
10015 * config/i386/i386-protos.h (make_pass_insert_vzeroupper,
10016 make_pass_stv): Declare.
10017 * config/i386/i386.c (pass_stv::pass_stv): Initialize timode_p to
10019 (pass_stv::gate): Depending on timode_p member require TARGET_64BIT
10021 (pass_stv::clone, pass_stv::set_pass_param): New methods.
10022 (pass_stv::timode_p): New non-static data member.
10023 (ix86_option_override): Don't register passes here.
10025 * doc/invoke.texi: Document accepting Else, fallthrough.
10027 * doc/invoke.texi (-Wimplicit-fallthrough): Document FALLTHRU comment
10030 * doc/invoke.texi (-Wimplicit-fallthrough): Document the accepted
10031 FALLTHRU comment styles.
10033 2016-10-07 Andrew Pinski <apinski@cavium.com>
10035 * config/aarch64/aarch64-arches.def (AARCH64_ARCH): #undef at the end.
10036 * config/aarch64/aarch64-cores.def (AARCH64_CORE): Likewise.
10037 * config/aarch64/aarch64-fusion-pairs.def (AARCH64_FUSION_PAIR):
10039 * config/aarch64/aarch64-option-extensions.def (AARCH64_OPT_EXTENSION):
10041 * config/aarch64/aarch64-tuning-flags.def (AARCH64_EXTRA_TUNING_OPTION):
10043 * config/aarch64/aarch64-opts.h (AARCH64_CORE): Don't #undef here.
10044 (AARCH64_ARCH): Likewise.
10045 * common/config/aarch64/aarch64-common.c (AARCH64_OPT_EXTENSION):
10047 (AARCH64_CORE): Likewise.
10048 (AARCH64_ARCH): Likewise.
10049 * config/aarch64/aarch64-protos.h (AARCH64_FUSION_PAIR): Likewise.
10050 (AARCH64_EXTRA_TUNING_OPTION): Likewise.
10051 * config/aarch64/aarch64.c (AARCH64_FUION_PAIR): Likewise.
10052 (AARCH64_EXTRA_TUNING_OPTION): Likewise.
10053 (AARCH64_ARCH): Likewise.
10054 (AARCH64_CORE): Likewise.
10055 * config/aarch64/aarch64.h (AARCH64_CORE): Likewise.
10056 * config/aarch64/driver-aarch64.c (AARCH64_OPT_EXTENSION): Likewise.
10057 (AARCH64_CORE): Likewise.
10058 (AARCH64_ARCH): Likewise.
10060 2016-10-06 Michael Meissner <meissner@linux.vnet.ibm.com>
10062 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Split
10063 -mfloat128 into -mfloat128-type that enables the IEEE 128-bit
10064 floating point type infrastructre, and -mfloat128 that enables the
10065 keyword. Define __FLOAT128__ if -mfloat128, and __FLOAT128_TYPE__
10066 if -mfloat128-type. Define __ibm128 to be long double by default.
10067 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Print whether
10068 the IEEE 128-bit floating point type infrastructure should
10069 automatically be enabled.
10070 (rs6000_init_hard_regno_mode_ok): Switch to use -mfloat128-type
10071 instead of -mfloat128 to enable KFmode.
10072 (rs6000_option_override_internal): Split the option -mfloat128
10073 into -mfloat128-type and -mfloat128. On Linux PowerPC 64-bit
10074 systems, automatically set -mfloat128-type, but don't enable it on
10075 other operating systems. Move setting the long double size and
10076 IEEE quad support before the IEEE 128-bit floating point changes.
10077 (rs6000_init_builtins): Do not create a unique type for __ibm128
10078 if long double is IBM extended double, instead rely on __ibm128
10079 being defined as 'long double'. If -mfloat128-type and not
10080 -mfloat128, create the KFmode type with an undocumented __ieee128
10082 (rs6000_init_libfuncs): Use -mfloat128-type instead of
10083 -mfloat128 for tests about the types, but keep tests for
10084 -mfloat128 to enable the keyword support.
10085 (rs6000_complex_function_value): Likewise.
10086 (rs6000_scalar_mode_supported_p): Likewise.
10087 (rs6000_floatn_mode): Likewise.
10088 (rs6000_c_mode_for_suffix): Likewise.
10089 (rs6000_opt_masks): Add -mfloat128-type.
10090 * config/rs6000/rs6000-cpus.def (POWERPC_MASKS): Add support for
10091 -mfloat128-type being split from -mfloat128. Add
10092 -mfloat128-hardware, which was missing.
10093 * config/rs6000/rs6000.opt (-mfloat128): Split -mfloat128 into
10094 -mfloat128 and -mfloat128-type:
10095 (-mfloat128-type): Likewise.
10096 * config/rs6000/linux64.h (TARGET_FLOAT128_ENABLE_TYPE): Define so
10097 that 64-bit Linux systems with enable -mfloat128-type by default
10099 * config/rs6000/rs6000.h (TARGET_FLOAT128_ENABLE_TYPE): Likewise.
10100 (FLOAT128_VECTOR_P): Switch IEEE 128-bit floating points to use
10101 -mfloat128-type instead of -mfloat128.
10102 (FLOAT128_2REG_P): Likewise.
10103 (MASK_FLOAT128_TYPE): Likewise.
10104 (ALTIVEC_ARG_MAX_RETURN): Likewise.
10105 (RS6000_BTM_FLOAT128): Likewise.
10106 (TARGET_FLOAT128): Poison old identifiers.
10107 (OPTION_MASK_FLOAT128): Likewise.
10108 (MASK_FLOAT128): Likewise.
10109 * config/rs6000/rs6000.md (FP): Likewise.
10110 (FLOAT128): Likewise.
10111 (fix_trunc<mode>di2): Likewise.
10112 (fixuns_trunc<IEEE128:mode><SDI:mode>2): Likewise.
10113 (floatdi<mode>2): Likewise.
10114 (floatuns<SDI:mode><IEEE128:mode>2): Likewise.
10115 (neg<mode>2, FLOAT128 iterator): Likewise.
10116 (abs<mode>2, FLOAT128 iterator): Likewise.
10117 (ieee_128bit_negative_zero): Likewise.
10118 (ieee_128bit_vsx_neg<mode>2): Likewise.
10119 (ieee_128bit_vsx_neg<mode>2_internal): Likewise.
10120 (ieee_128bit_vsx_abs<mode>2): Likewise.
10121 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
10122 (ieee_128bit_vsx_nabs<mode>2): Likewise.
10123 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
10124 (extendiftf2): Likewise.
10125 (extendifkf2): Likewise.
10126 (extendtfkf2): Likewise.
10127 (trunciftf2): Likewise.
10128 (truncifkf2): Likewise.
10129 (trunckftf2): Likewise.
10130 (trunctfif2): Likewise.
10131 (extendkftf2): Likewise.
10132 (trunctfkf2): Likewise.
10134 2016-10-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10136 * simplify-rtx.c (simplify_immed_subreg): Zero-initialize tmp array
10137 before merging in bytes to pass down to real_from_target.
10139 2016-10-07 Richard Biener <rguenther@suse.de>
10141 * tree-ssa-propagate.c (replace_phi_args_in): Remove no longer
10143 (substitute_and_fold_dom_walker::before_dom_children):
10144 Substitute and fold before pass specific folding to avoid
10145 feeding that with SSA names that will be later released.
10146 * tree-ssa-ccp.c (get_value_for_expr): Guard for new SSA names
10147 introduced by folding and visited by evaluate_stmt called during
10149 (likely_value): Likewise.
10150 (evaluate_stmt): Likewise.
10151 * tree-vrp.c (simplify_truth_ops_using_ranges): Fold modified stmt.
10152 (simplify_div_or_mod_using_ranges): Likewise.
10153 (simplify_min_or_max_using_ranges): Likewise.
10154 (simplify_abs_using_ranges): Likewise.
10155 (simplify_conversion_using_ranges): Likewise.
10156 (simplify_float_conversion_using_ranges): Likewise.
10157 (simplify_stmt_using_ranges): Likewise.
10159 2016-10-07 Marek Polacek <polacek@redhat.com>
10161 * gimplify.c (should_warn_for_implicit_fallthrough): Check for
10162 FALLTHROUGH_LABEL_P here...
10163 (warn_implicit_fallthrough_r): ...not here.
10165 2016-10-07 Bernd Schmidt <bschmidt@redhat.com>
10167 PR tree-optimization/77880
10168 * expr.c (by_pieces_ninsns): Use unsigned HOST_WIDE_INT where
10171 2016-10-07 Marek Polacek <polacek@redhat.com>
10174 * gimplify.c (last_stmt_in_scope): Add check for FALLTHROUGH ().
10176 2016-10-07 Richard Biener <rguenther@suse.de>
10178 * bitmap.h: Document constraints on bitmap modification while
10181 2016-10-07 Richard Biener <rguenther@suse.de>
10183 * bitmap.c (bitmap_elem_to_freelist): Set indx to -1.
10184 * bitmap.h (bmp_iter_set): When advancing to the next element
10185 check that we didn't remove the current one.
10186 (bmp_iter_and): Likewise.
10187 (bmp_iter_and_compl): Likewise.
10188 * tree-ssa.c (release_defs_bitset): Do not remove worklist bit
10189 we currently iterate on but keep a one-level queue.
10190 * sched-deps.c (remove_from_deps): Do not clear current bit
10191 but keep a one-level queue.
10193 2016-10-07 Jakub Jelinek <jakub@redhat.com>
10195 PR tree-optimization/77664
10196 * tree-ssa-reassoc.c (update_range_test): Also clear low and high
10197 for the other ranges.
10198 (optimize_range_tests_diff): Fix up formatting.
10199 (optimize_range_tests_var_bound): New function.
10200 (optimize_range_tests): Use it.
10202 2016-10-07 Martin Liska <mliska@suse.cz>
10204 * coverage.c (build_gcov_exit_decl): Fix priority what
10205 should be really 99.
10207 2016-10-07 Richard Biener <rguenther@suse.de>
10209 * gimple-low.c (lower_gimple_bind): Clear DECL_CHAIN of
10210 vars in gimple_bind_vars but not in BLOCK_VARS.
10212 2016-10-07 Richard Biener <rguenther@suse.de>
10214 PR tree-optimization/77879
10215 * tree-ssa-structalias.c (handle_const_call): Properly handle
10217 (handle_pure_call): Likewise.
10219 2016-10-06 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
10221 * config/rs6000/rs6000.c (rs6000_elf_asm_out_constructor)
10222 (rs6000_elf_asm_out_destructor): increase size of buf to avoid
10225 2016-10-06 Andrew Pinski <apinski@cavium.com>
10227 * config/aarch64/aarch64-cores.def: Add a comment before each
10230 2016-10-06 Kugan Vivekanandarajah <kuganv@linaro.org>
10232 PR tree-optimization/77862
10233 * tree-vrp.c (add_equivalence): Use get_value_range so that
10234 num_vr_values is checked before accessing vr_values.
10236 2016-10-06 Kugan Vivekanandarajah <kuganv@linaro.org>
10238 * tree-vrp.c (evrp_dom_walker::before_dom_children): Handle
10241 2016-10-05 Jeff Law <law@redhat.com>
10243 PR tree-optimization/71661
10244 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Handle case when
10245 removal of a forwarder exposes a new natural loop.
10247 2016-10-06 Uros Bizjak <ubizjak@gmail.com>
10249 * config/i386/sse.md (andnot<mode>3): Add FALLTHRU comments.
10250 Introduce ssesuffix variable.
10251 (<mask_codefor><code><mode>3<mask_name>): Ditto.
10252 (*<code><mode>3): Ditto.
10254 2016-10-06 Jan Hubicka <hubicka@ucw.cz>
10256 * postreload.c (reload_cse_simplify): Skip also USE when detecting
10259 2016-10-06 Richard Biener <rguenther@suse.de>
10261 PR tree-optimization/77855
10262 * tree-ssa-pre.c (prune_clobbered_mems): Queue exprs to remove
10263 instead of removing the current item while iterating over the set
10266 2016-10-06 James Clarke <jrtc27@jrtc27.com>
10267 Eric Botcazou <ebotcazou@adacore.com>
10270 * config/sparc/sparc.c (classify_data_t): Remove int_regs field.
10271 (classify_registers): Don't set it
10272 (function_arg_slotno): Don't initialize and test it. Tidy up.
10274 2016-10-06 Richard Biener <rguenther@suse.de>
10276 PR tree-optimization/77839
10277 * tree-ssa-sccvn.c (set_ssa_val_to): Forbid value -> constant value
10278 lattice transition.
10280 2016-10-06 Martin Liska <mliska@suse.cz>
10282 * gcc.c: Set -fprofile-update=atomic when profiling is
10283 enabled and -pthread is set. Warn when one combines
10284 -pthread and -fprofile-update=single for an app using
10287 2016-10-06 Martin Liska <mliska@suse.cz>
10290 * expmed.h (mul_highpart_cost_ptr): Add an gcc_assert.
10291 * gimple-ssa-strength-reduction.c (slsr_process_cast):
10292 Initialize a pointer to NULL.
10293 (slsr_process_copy): Likewise.
10294 * input.c (location_get_source_line): Likewise.
10295 * tree-ssa-ccp.c (optimize_atomic_bit_test_and): Likewise.
10297 2016-10-05 Andrew Senkevich <andrew.senkevich@intel.com>
10299 * common/config/i386/i386-common.c (OPTION_MASK_ISA_PCOMMIT_UNSET,
10300 OPTION_MASK_ISA_PCOMMIT_SET): Deleted definitions.
10301 (ix86_handle_option): Deleted handle of OPT_mpcommit.
10302 * config.gcc: Deleted pcommitintrin.h
10303 * config/i386/pcommitintrin.h: Deleted file.
10304 * config/i386/cpuid.h (bit_PCOMMIT): Deleted.
10305 * config/i386/driver-i386.c (host_detect_local_cpu): Deleted pcommit
10307 * config/i386/i386-c.c (ix86_target_macros_internal): Deleted define
10309 * config/i386/i386.c (ix86_target_string): Deleted -mpcommit.
10310 (PTA_PCOMMIT): Deleted define.
10311 (ix86_option_override_internal): Deleted handle of option.
10312 (ix86_valid_target_attribute_inner_p): Deleted pcommit.
10313 * config/i386/i386-builtin.def (IX86_BUILTIN_PCOMMIT,
10314 __builtin_ia32_pcommit): Deleted.
10315 * config/i386/i386.h (TARGET_PCOMMIT, TARGET_PCOMMIT_P): Deleted.
10316 * config/i386/i386.md (unspecv): Deleted UNSPECV_PCOMMIT.
10317 (pcommit): Deleted instruction.
10318 * config/i386/i386.opt: Mention -mpcommit deprecation.
10319 * config/i386/x86intrin.h: Deleted inclusion of pcommitintrin.h.
10321 2016-10-05 Uros Bizjak <ubizjak@gmail.com>
10324 * config/i386/sse.md (<mask_codefor><code><mode>3<mask_name>):
10325 Remove wrong assert.
10326 (<floatsuffix>float<sseintvecmodelower><mode>2<mask_name><round_name>:
10327 Use <round_constraint> as operand 1 constraint.
10329 2016-10-05 Jakub Jelinek <jakub@redhat.com>
10332 * ubsan.c (ubsan_create_data): Call initialize_sanitizer_builtins here.
10333 (ubsan_instrument_float_cast): And not here.
10336 * ubsan.c (ubsan_ids): New GTY(()) array.
10337 (ubsan_type_descriptor, ubsan_create_data): Use ubsan_ids
10338 instead of static local counters.
10340 2016-10-05 Martin Sebor <msebor@redhat.com>
10343 * config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Define macro.
10344 * config/linux.c (gnu_libc_printf_pointer_format): Remove.
10345 * targhooks.c [DEFAULT_LIBC == LIBC_UCLIBC) && SINGLE_LIBC]
10346 (default_printf_pointer_format): Define function.
10347 * targhooks.c (linux_printf_pointer_format): Define new function.
10348 * targhooks.h (linux_printf_pointer_format): Declare.
10349 (gnu_libc_printf_pointer_format): Remove declaration.
10351 2016-10-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10353 * fold-const.c (native_encode_real): Fix logic for selecting offset
10354 to write to when BYTES_BIG_ENDIAN.
10356 2016-10-05 Wilco Dijkstra <wdijkstr@arm.com>
10358 * builtins.c (fold_builtin_strchr): Remove function.
10359 (fold_builtin_strrchr): Likewise.
10360 (fold_builtin2): Remove strchr, index, strrchr, rindex cases.
10361 * gimple-fold.c (target_char_cst_p): New function.
10362 (gimple_fold_builtin_strchr) Add more foldings.
10363 (gimple_fold_builtin): Add index, strrchr, rindex cases.
10365 2016-10-05 Richard Biener <rguenther@suse.de>
10367 PR middle-end/77863
10368 * genmatch.c (capture_info::walk_c_expr): Diagnose unknown
10369 capture ids in c-exprs.
10371 2016-10-05 Richard Biener <rguenther@suse.de>
10373 PR middle-end/77826
10374 * genmatch.c (dt_operand::gen_match_op): Amend operand_equal_p
10375 with types_match for GIMPLE code gen to handle type mismatched
10376 constants properly.
10377 (dt_operand::gen): Adjust.
10378 * match.pd ((X /[ex] A) * A -> X): Properly handle converted
10381 2016-10-05 Richard Biener <rguenther@suse.de>
10383 * match.pd (copysign(x, CST) -> [-]abs (x)): New pattern.
10385 2016-10-05 Richard Biener <rguenther@suse.de>
10387 PR middle-end/77842
10388 * genmatch.c (parser::parse_c_expr): Handle premature EOF.
10390 2016-10-05 Pierre-Marie de Rodat <derodat@adacore.com>
10392 * dwarf2out.c (dwarf2out_imported_module_or_decl): Move DWARF
10393 version check to protect only DW_TAG_imported_module generation.
10395 2016-10-05 Richard Biener <rguenther@suse.de>
10397 PR middle-end/55152
10398 * match.pd (min(a,-a) -> -abs(a)): New pattern.
10400 2016-10-04 Ian Lance Taylor <iant@golang.org>
10402 * explow.c (allocate_dynamic_stack_space): Call
10403 do_pending_stack_adjust before handling flag_split_stack.
10405 2016-10-04 David Malcolm <dmalcolm@redhat.com>
10407 * genattrtab.c (make_internal_attr): Supply dummy column number to
10408 file_location ctor.
10410 * genoutput.c (init_insn_for_nothing): Likewise.
10411 * gensupport.c (add_define_attr): Likewise.
10412 * read-md.c (message_at_1): Print column number.
10413 (fatal_with_file_and_line): Likewise.
10414 (rtx_reader::read_char): Track column numbers.
10415 (rtx_reader::unread_char): Likewise.
10416 (rtx_reader::rtx_reader): Initialize m_read_md_colno.
10417 (rtx_reader::handle_include): Stash and restore m_read_md_colno.
10418 (rtx_reader::handle_file): Initialize m_read_md_colno.
10419 (rtx_reader::get_current_location): Supply column number to
10420 file_location ctor.
10421 * read-md.h (struct file_location): Add field "colno".
10422 (file_location::file_location): Likewise.
10423 (rtx_reader::get_colno): New accessor.
10424 (rtx_reader::m_read_md_colno): New field.
10425 (rtx_reader::m_last_line_colno): New field.
10427 2016-10-04 Jakub Jelinek <jakub@redhat.com>
10429 * doc/extend.texi (Java Exceptions): Remove.
10430 (java_interface): Remove.
10432 2016-10-04 Doug Gilmore <doug.gilmore@imgtec.com>
10434 PR tree-optimization/77808
10435 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Check base_addr
10436 and addr are different before copying points-to information.
10438 2016-10-04 Uros Bizjak <ubizjak@gmail.com>
10440 * config/i386/x86-tune.def (X86_TUNE_VECTORIZE_DOUBLE): Remove.
10441 * config/i386/i386.h (TARGET_VECTORIZE_DOUBLE): Remove.
10442 * config/i386/i386.c (ix86_add_stmt_cost): Use TARGET_BONNEL instead
10443 of !TARGET_VECTORIZE_DOUBLE when penalizing DFmode vector ops.
10445 2016-10-04 Richard Biener <rguenther@suse.de>
10447 PR tree-optimization/77399
10448 * tree-ssa-forwprop.c (simplify_vector_constructor): Properly
10449 verify the target can convert.
10451 2016-10-04 Richard Biener <rguenther@suse.de>
10453 PR middle-end/77833
10454 * explow.c (plus_constant): Verify the mode of the constant
10455 pool offset before calling plus_constant.
10457 2016-10-04 Richard Biener <rguenther@suse.de>
10459 PR middle-end/77407
10460 * match.pd (X / abs (X) -> X < 0 ? -1 : 1): Drop vector
10461 type support, mark with :C.
10462 (X / -X -> -1): Mark with :C.
10464 2016-10-04 Jakub Jelinek <jakub@redhat.com>
10466 * defaults.h (JCR_SECTION_NAME, TARGET_USE_JCR_SECTION): Remove.
10467 * system.h (JCR_SECTION_NAME, TARGET_USE_JCR_SECTION): Poison.
10468 * doc/tm.texi.in (TARGET_USE_JCR_SECTION): Remove.
10469 * doc/tm.texi: Regenerated.
10470 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Remove.
10471 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Remove.
10472 * config/darwin.h (JCR_SECTION_NAME): Remove.
10473 * config/pa/pa64-hpux.h (JCR_SECTION_NAME): Remove.
10474 * config/rs6000/aix71.h (TARGET_USE_JCR_SECTION): Remove.
10475 * config/rs6000/aix51.h (TARGET_USE_JCR_SECTION): Remove.
10476 * config/rs6000/aix52.h (TARGET_USE_JCR_SECTION): Remove.
10477 * config/rs6000/aix53.h (TARGET_USE_JCR_SECTION): Remove.
10478 * config/rs6000/aix61.h (TARGET_USE_JCR_SECTION): Remove.
10480 2016-10-03 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
10482 * ipa-cp.c (propagate_bits_accross_jump_function): Introduce space
10483 between "because" and "param" in dump message in call to fprintf.
10485 2016-10-03 Jeff Law <law@redhat.com>
10487 PR tree-optimization/71550
10488 PR tree-optimization/71403
10489 * tree-ssa-threadbackward.c: Include tree-vectorizer.h
10490 (profitable_jump_thread_path): Also return boolean indicating if
10491 the realized path will create an irreducible loop.
10492 Remove loop depth tests from 71403.
10493 (fsm_find_control_statement_thread_paths): Remove loop depth tests
10494 from 71403. If threading will create an irreducible loop, then
10495 throw away loop iteration and related information.
10497 2016-10-03 Uros Bizjak <ubizjak@gmail.com>
10499 * configure.ac (strict_warn): Merge -Wmissing-format-attribute and
10500 -Woverloaded-virtual checks for warning options.
10501 * configure: Regenerate.
10503 2016-10-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
10505 PR preprocessor/77699
10506 * input.c (maybe_grow): Don't allocate one byte extra headroom.
10507 (get_next_line): Return false on error.
10508 (read_next_line): Removed, use get_next_line instead.
10509 (read_line_num): Don't copy the line.
10510 (location_get_source_line): Don't use static data.
10511 (selftest::test_reading_source_line): Add more test cases.
10513 2016-10-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10516 2016-09-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10518 * ifcvt.c (noce_try_avoid_const_materialization): New function.
10519 (noce_process_if_block): Use it.
10521 2016-10-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
10523 * doc/invoke.texi: Update -Wint-in-bool-context.
10525 2016-10-02 Jakub Jelinek <jakub@redhat.com>
10527 * dwarf2out.c (output_fde, output_call_frame_info,
10528 dwarf2out_do_cfi_startproc, set_indirect_string,
10529 gen_internal_sym, output_die, output_line_info): Use
10530 MAX_ARTIFICIAL_LABEL_BYTES as char array sizes for
10531 ASM_GENERATE_INTERNAL_LABEL output.
10533 2016-10-01 Richard Biener <rguenther@suse.de>
10535 PR middle-end/77798
10536 * genmatch.c (get_operand_type): Add operand position arg
10537 and handle COND_EXPR comparison operand with fixed boolean_type_node.
10538 (expr::gen_transform): Adjust.
10539 (dt_simplify::gen_1): Likewise.
10541 2016-10-01 Jakub Jelinek <jakub@redhat.com>
10543 * config/i386/sse.md (<mask_codefor><code><mode>): Add FALLTHRU
10544 comments. Simplify asserts, remove unnecessary conditions.
10546 (*<code><mode>3): Likewise.
10548 2016-09-30 Jakub Jelinek <jakub@redhat.com>
10550 * doc/invoke.texi (-Wregister): Document.
10552 2016-09-30 Bernd Edlinger <bernd.edlinger@hotmail.de>
10554 * configure.ac: Split CHECKING_P into CHECKING_P and
10555 ENABLE_EXTRA_CHECKING.
10556 * configure: Regenerated.
10557 * config.in: Adjust commment of CHECKING_P. Add ENABLE_EXTRA_CHECKING.
10558 * common.opt (flag_checking): Use CHECKING_P and ENABLE_EXTRA_CHECKING.
10560 2016-09-30 Prasad Ghangal <prasad.ghangal@gmail.com>
10563 * gcc.c (process_command): For @filename handling, output
10564 the correct name if the file does not exist.
10566 2016-09-30 Marek Polacek <polacek@redhat.com>
10568 * config/aarch64/aarch64-simd.md: Adjust fall through comments.
10569 * config/alpha/predicates.md: Likewise.
10571 2016-09-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10573 * ifcvt.c (noce_try_avoid_const_materialization): New function.
10574 (noce_process_if_block): Use it.
10576 2016-09-30 Martin Liska <mliska@suse.cz>
10578 * doc/invoke.texi: Document asan-use-after-return that
10579 it's disabled by default in runtime.
10581 2016-09-30 Richard Biener <rguenther@suse.de>
10583 * tree-vrp.c (intersect_ranges): If we failed to handle
10584 the intersection choose a constant singleton range if available.
10586 2016-09-30 Richard Biener <rguenther@suse.de>
10588 PR tree-optimization/77399
10589 * tree-ssa-forwprop.c (simplify_vector_constructor): Handle
10590 float <-> int conversions.
10592 2016-09-30 Alan Modra <amodra@gmail.com>
10594 * config/rs6000/rs6000.c (rs6000_opt_vars): Revert last change.
10596 2016-09-29 Uros Bizjak <ubizjak@gmail.com>
10598 * config/i386/driver-i386.c (host_detect_local_cpu): Check maximum
10599 ext_level before calling CPUID with 0x80000008.
10600 Simplify xgetbv checks.
10602 2016-09-29 David Malcolm <dmalcolm@redhat.com>
10604 * Makefile.in (OBJS): Add print-rtl-function.o.
10605 * print-rtl-function.c: New file.
10606 * print-rtl.h (print_rtx_function): New decl.
10608 2016-09-29 Uros Bizjak <ubizjak@gmail.com>
10611 * config/i386/cpuid.h (__get_cpuid_count): New.
10612 (__get_cpuid): Rename __level to __leaf.
10614 2016-09-29 Marek Polacek <polacek@redhat.com>
10616 * genattrtab.c (write_attr_case): Also emit FALLTHRU marker.
10618 2016-09-29 Bernd Schmidt <bschmidt@redhat.com>
10621 * builtins.c (expand_builtin_memcmp): Don't swap args unless
10622 result is only being compared with zero.
10624 2016-09-29 Marek Polacek <polacek@redhat.com>
10626 * dwarf2out.c (loc_descriptor): Add fall through comment.
10627 (add_const_value_attribute): Likewise.
10629 2016-09-29 Matthew Wahab <matthew.wahab@arm.com>
10631 * config/arm/arm.md (*arm_movsi_insn): Replace "t2" arch attribute
10632 with "v6t2". Move "arch" attribute above "pool_range".
10633 * config/arm/vfp.md (*arm_movhi_vfp): Replace "t2" arch attribute
10635 (*thumb2_movhi_vfp): Likewise.
10636 (*arm_movhi_fp16): Likewise.
10637 (*thumb2_movhi_fp16): Likewise.
10638 (*arm_movsi_vfp): Remove "arch" attribute.
10639 (*thumb2_movsi_vfp): Likewise.
10641 2016-09-29 Martin Liska <mliska@suse.cz>
10643 * doc/extend.texi: Remove limitation of Objective C for
10644 __attribute__((constructor)) and __attribute__((destructor)).
10646 2016-09-29 Richard Biener <rguenther@suse.de>
10648 PR tree-optimization/77768
10649 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
10650 Handle stores to readonly memory when removing redundant stores.
10652 2016-09-29 Richard Biener <rguenther@suse.de>
10654 PR middle-end/77407
10655 * match.pd: Add X / abs (X) -> X < 0 ? -1 : 1 and
10656 X / -X -> -1 simplifications.
10658 2016-09-29 Richard Biener <rguenther@suse.de>
10660 PR middle-end/55152
10661 * match.pd: Add max(a,-a) -> abs(a) pattern.
10662 * tree-ssa-phiopt.c (minmax_replacement): Disable for
10663 HONOR_SIGNED_ZEROS types.
10665 2016-09-29 James Greenhalgh <james.greenhalgh@arm.com>
10667 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Remove.
10668 * system.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Poison.
10670 2016-09-29 Richard Biener <rguenther@suse.de>
10672 * tree-vrp.c (set_defs_to_varying): New helper avoiding
10673 writing to vr_const_varying.
10674 (vrp_initialize): Call it.
10675 (vrp_visit_stmt): Likewise.
10676 (evrp_dom_walker::before_dom_children): Likewise.
10678 2016-09-29 Richard Biener <rguenther@suse.de>
10680 * tree-vect-stmts.c (vectorizable_load): Avoid emitting vector
10681 constructors with vector elements.
10683 2016-09-29 Richard Biener <rguenther@suse.de>
10685 PR tree-optimization/77768
10686 * tree-ssa-sccvn.c (visit_reference_op_store): Properly deal
10687 with stores to a place we know has a constant value.
10689 2016-09-29 Alan Modra <amodra@gmail.com>
10691 * config/rs6000/sysv4.opt (mgnu-attribute): New option.
10692 * doc/invoke.texi: Document it.
10693 * config/rs6000/rs6000.c (HAVE_LD_PPC_GNU_ATTR_LONG_DOUBLE): Define.
10694 (rs6000_passes_float): Comment.
10695 (rs6000_passes_long_double): New static var.
10696 (call_ABI_of_interest): Return false unless rs6000_gnu_attr is set.
10697 (init_cumulative_args): Set up to emit fp .gnu_attribute for
10698 ELF 64-bit ABIs as well as 32-bit ELF. Correct rs6000_passes_float
10699 to include fp values returned in vectors.
10700 Set rs6000_passes_long_double.
10701 (rs6000_function_arg_advance_1): Likewise for function args.
10702 (rs6000_elf_file_end): Emit fp .gnu_attribute for ELF 64-bit ABIs,
10703 and SPE. Emit long double tag value too.
10704 (rs6000_opt_vars): Add gnu-attr.
10705 * configure.ac (HAVE_LD_PPC_GNU_ATTR_LONG_DOUBLE): New ppc32 test.
10706 * configure: Regenerate.
10707 * config.in: Regenerate.
10709 2016-09-28 Jakub Jelinek <jakub@redhat.com>
10711 * gimple-ssa-sprintf.c (pass_sprintf_length::gate): Use x > 0 instead
10713 (format_floating, format_string, format_directive,
10714 get_destination_size, pass_sprintf_length::handle_gimple_call):
10717 2016-09-28 Jakub Jelinek <jakub@redhat.com>
10719 * gimple-ssa-sprintf.c: Fix comment formatting.
10720 (format_integer): Use is_gimple_assign.
10721 (pass_sprintf_length::handle_gimple_call): Use gimple_call_builtin_p
10722 and gimple_call_fndecl. Reorder case BUILT_IN_SPRINTF_CHK. Fix up
10723 BUILT_IN_SNPRINTF_CHK comment. Replace "to to" with "to" in comment.
10724 (pass_sprintf_length::execute): Use is_gimple_call.
10726 2016-09-28 Wilco Dijkstra <wdijkstr@arm.com>
10728 * gimple-fold.c (gimple_fold_builtin): After failing to fold
10729 strchr, also try the generic folding.
10731 2016-09-28 Martin Sebor <msebor@redhat.com>
10734 * gimple-ssa-sprintf.c (pass_sprintf_length::handle_gimple_call):
10737 2016-09-28 Martin Sebor <msebor@redhat.com>
10739 PR middle-end/77683
10740 * gimple-ssa-sprintf.c (format_integer): Fail gracefully when
10741 length modifier is not expected.
10742 (format_floating): Ignore l length modifier and fail gracefuly
10743 when it isn't one of the other expected ones.
10745 2016-09-28 Martin Sebor <msebor@redhat.com>
10748 * varasm.c (assemble_addr_to_section): Increase local buffer size.
10750 2016-09-27 Richard Biener <rguenther@suse.de>
10752 * dwarf2out.c (cu_die_list): New global.
10753 (dwarf2out_finish): Walk cu_die_list instead of limbo DIEs. Add
10754 main_comp_unit_die to cu_die_list if we created it.
10755 Move break_out_includes ...
10756 (dwarf2out_early_finish): ... here. Push created CU DIEs onto
10759 2016-09-28 Richard Biener <rguenther@suse.de>
10761 * dwarf2out.c (struct die_struct): Add removed flag.
10762 (lookup_type_die): If the DIE is marked as removed, clear
10763 TYPE_SYMTAB_DIE and return NULL.
10764 (lookup_decl_die): If the DIE is marked as removed, remove it
10765 from the hash and return NULL.
10766 (mark_removed): New helper.
10767 (prune_unused_types_prune): Call it for removed DIEs.
10768 (gen_subprogram_die): Move the premark_used_types call to after
10769 DIEs for the functions scopes are generated.
10770 (process_scope_var): Do not re-create pruned types or type decls.
10771 Make sure to also re-parent type decls.
10772 (dwarf2out_finish): Move unused type pruning and debug_types
10774 (dwarf2out_early_finish): ... here.
10776 2016-09-29 Claudiu Zissulescu <claziss@synopsys.com>
10778 * config/arc/arc-c.c: New file.
10779 * config/arc/arc-c.def: Likewise.
10780 * config/arc/t-arc: Likewise.
10781 * config.gcc: Include arc-c.o as c and cpp object.
10782 * config/arc/arc-protos.h (arc_cpu_cpp_builtins): Add prototype.
10783 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Use
10784 arc_cpu_cpp_builtins.
10786 2016-09-29 Claudiu Zissulescu <claziss@synopsys.com>
10788 * config/arc/arc.md (*rotrsi3_cnt1): New pattern.
10789 (*ashlsi2_cnt1, *lshrsi3_cnt1, *ashrsi3_cnt1): Likewise.
10791 2016-09-28 Nathan Sidwell <nathan@acm.org>
10793 * gimple-pretty-print.c (dump_gimple_call_args): Simplify "' "
10796 2016-09-28 Wilco Dijkstra <wdijkstr@arm.com>
10798 PR tree-optimization/61056
10799 * gimple-fold.c (gimple_fold_builtin_strchr):
10800 New function to optimize strchr (s, 0) to strlen.
10801 (gimple_fold_builtin): Add BUILT_IN_STRCHR case.
10803 2016-09-27 Robin Dapp <rdapp@linux.vnet.ibm.com>
10805 PR tree-optimization/77724
10806 * tree-vect-loop-manip.c (create_intersect_range_checks_index):
10807 Add tree_fits_shwi_p check.
10809 2016-09-27 Jakub Jelinek <jakub@redhat.com>
10811 * auto-inc-dec.c (try_merge): Remove break after return.
10812 * cselib.c (autoinc_split): Likewise.
10813 * explow.c (promote_mode): Likewise.
10814 * fixed-value.c (fixed_arithmetic): Likewise.
10815 * hsa.c (hsa_internal_fn::get_arity): Likewise.
10816 * rtlanal.c (modified_between_p, modified_in_p): Likewise.
10817 * trans-mem.c (get_attrs_for): Likewise.
10818 * tree-if-conv.c (if_convertible_stmt_p): Likewise.
10819 * tree-vrp.c (simplify_stmt_using_ranges): Likewise.
10820 * config/aarch64/aarch64-builtins.c (aarch64_fold_builtin): Likewise.
10821 * config/aarch64/aarch64.c (aarch64_get_condition_code_1): Likewise.
10822 * config/c6x/c6x.c (c6x_get_unit_specifier): Likewise.
10823 * config/cr16/cr16.c (legitimate_pic_operand_p): Likewise.
10824 * config/cris/cris.c (cris_op_str): Likewise.
10825 * config/mn10300/mn10300.c (cc_flags_for_code): Likewise.
10826 * config/tilepro/tilepro.c (tilepro_emit_setcc_internal_di): Likewise.
10828 2016-09-27 Nathan Sidwell <nathan@codesourcery.com>
10830 * internal-fn.h (IFN_UNIQUE_CODES, IFN_GOACC_LOOP_CODES,
10831 IFN_GOACC_REDUCTION_CODES): New.
10832 (enum ifn_unique_kind, enum ifn_goacc_loop_kind, enum
10833 ifn_goacc_reduction_kind): Use them.
10834 * gimple-pretty-print.c (dump_gimple_call_args): Decode first arg
10835 of internal functions, when applicable.
10837 2016-09-27 Maciej W. Rozycki <macro@imgtec.com>
10839 * config/mips/constraints.md (d): Fix documentation.
10840 * doc/md.texi (Machine Constraints): Update accordingly.
10842 2016-09-27 Richard Biener <rguenther@suse.de>
10844 * dwarf2out.c (dwarf2out_init): Move text_section_line_info,
10845 cur_line_info_table initialization ...
10846 (dwarf2out_assembly_start): ... here.
10848 2016-09-27 Matthew Wahab <matthew.wahab@arm.com>
10850 * config/arm/arm.md (*arm_movsi_insn): Add "arch" attribute.
10851 * config/arm/vfp.md (*arm_movhi_vfp): Likewise.
10852 (*thumb2_movhi_vfp): Likewise.
10853 (*arm_movhi_fp16): Remove predication operand from VMOV.F16
10854 template. Expand predicable attribute to mark VMOV.F16 as not
10855 predicable. Add "arch" attribute.
10856 (*thumb2_movhi_fp16): Likewise.
10857 (*arm_movsi_vfp): Break a long line. Add "arch" attribute.
10858 (*thumb2_movsi_vfp): Add "arch" attribute.
10860 2016-09-27 David Edelsohn <dje.gcc@gmail.com>
10862 * config/rs6000/rs6000.c (rs6000_output_symbol): Don't modify
10865 2016-09-27 Marek Polacek <polacek@redhat.com>
10867 * config/ia64/ia64.c (ia64_print_operand): Adjust fall through
10870 * config/c6x/c6x.h: Adjust fall through comment.
10871 * config/sh/sh.c (final_prescan_insn): Likewise.
10872 * config/visium/visium.c (visium_expand_int_cstore): Likewise.
10873 (visium_expand_fp_cstore): Likewise.
10875 2016-09-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10877 * config/arm/arm.c (const_ok_for_op): Use "Fall through" comment form
10878 expected by -Wimplicit-fallthrough.
10879 (thumb1_size_rtx_costs): Likewise.
10880 (thumb2_reorg): Likewise.
10881 (tls_mentioned_p): Add "Fall through" comment.
10882 (thumb2_reorg): Likewise.
10883 * config/arm/arm-builtins.c (arm_expand_neon_args): Use "Fall through"
10884 comment form expected by -Wimplicit-fallthrough.
10886 2016-09-27 Martin Liska <mliska@suse.cz>
10888 PR gcov-profile/46266
10889 * input.h (RESERVED_LOCATION_P): New macro.
10890 * profile.c (branch_prob): Use RESERVED_LOCATION_P and
10891 instread of comparison with UNKNOWN_LOCATION.
10893 2016-09-27 Richard Biener <rguenther@suse.de>
10895 PR tree-optimization/77745
10896 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
10897 When removing redundant stores make sure to check compatibility
10898 of the TBAA state for downstream accesses.
10899 * tree-ssa-sccvn.c (visit_reference_op_store): Likewise for when
10900 value-numbering virtual operands for store matches.
10902 2016-09-27 Oleg Endo <olegendo@gcc.gnu.org>
10905 * config/sh/sh.c (sh_rtx_costs): Fix return value of SET of movt and
10906 movrt patterns. Match them before anything else in the SET case.
10908 2016-09-27 Martin Liska <mliska@suse.cz>
10910 PR gcov-profile/7970
10911 PR gcov-profile/16855
10912 PR gcov-profile/44779
10913 * coverage.c (build_gcov_exit_decl): New function.
10914 (coverage_obj_init): Call the function and generate __gcov_exit
10916 * doc/gcov.texi: Document when __gcov_exit function is called.
10918 2016-09-27 Marek Polacek <polacek@redhat.com>
10921 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
10922 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Use
10923 -Wno-error instead of -Wno-implicit-fallthrough.
10925 2016-09-27 Martin Liska <mliska@suse.cz>
10928 * gcov-counter.def: Remove GCOV_COUNTER_V_DELTA.
10930 2016-09-27 Jakub Jelinek <jakub@redhat.com>
10932 * combine.c (simplify_comparison): Add canonical FALLTHROUGH comments.
10933 * config/i386/i386.c (ix86_dep_by_shift_count_body): Add FALLTHROUGH
10934 comments. Remove break after return.
10935 (ix86_fp_compare_code_to_integer, has_dispatch,
10936 ix86_simd_clone_usable): Remove break after return.
10938 2016-09-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
10940 PR rlt-optimization/77714
10941 * lra-eliminations.c (eliminate_regs_in_insn): Avoid alias on
10944 2016-09-27 Kugan Vivekanandarajah <kuganv@linaro.org>
10947 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Use
10948 extract_range_from_unary_expr to convert value_range.
10949 * tree-vrp.c (extract_range_from_unary_expr_1): Rename to.
10950 (extract_range_from_unary_expr): This.
10951 * tree-vrp.h (extract_range_from_unary_expr): Declare.
10953 2016-09-27 Segher Boessenkool <segher@kernel.crashing.org>
10955 * config/rs6000/rs6000.md (movcc_internal1): Disparage using CTR or LR.
10957 2016-09-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10959 * config/i386/i386.c (ix86_print_operand)
10960 [HAVE_AS_IX86_CMOV_SUN_SYNTAX]: Add gcc_fallthrough.
10961 * config/sparc/sparc.c (check_pic): Add fallthrough comment.
10962 (epilogue_renumber): Likewise.
10964 2016-09-26 Kugan Vivekanandarajah <kuganv@linaro.org>
10966 PR middle-end/77719
10967 * tree-ssa-reassoc.c (make_new_ssa_for_def): Use gimple_get_lhs
10968 to get lhs instead of gimple_assign_lhs as stmt can be builtins too.
10970 2016-09-26 Thomas Preud'homme <thomas.preudhomme@arm.com>
10972 * tree.h (memmodel_from_int, memmodel_base, is_mm_relaxed,
10973 is_mm_consume, is_mm_acquire, is_mm_release, is_mm_acq_rel,
10974 is_mm_seq_cst, is_mm_sync): Move to ...
10975 * memmodel.h: This. New file.
10976 * builtins.c: Include memmodel.h.
10977 * optabs.c: Likewise.
10978 * tsan.c: Likewise.
10979 * config/aarch64/aarch64.c: Likewise.
10980 * config/alpha/alpha.c: Likewise.
10981 * config/arm/arm.c: Likewise.
10982 * config/i386/i386.c: Likewise.
10983 * config/ia64/ia64.c: Likewise.
10984 * config/mips/mips.c: Likewise.
10985 * config/rs6000/rs6000.c: Likewise.
10986 * config/sparc/sparc.c: Likewise.
10987 * genconditions.c: Include memmodel.h in generated file.
10988 * genemit.c: Likewise.
10989 * genoutput.c: Likewise.
10990 * genpeep.c: Likewise.
10991 * genpreds.c: Likewise.
10992 * genrecog.c: Likewise.
10994 2016-09-26 David Malcolm <dmalcolm@redhat.com>
10996 * read-rtl.c (read_rtx_code): Rename local "i" to "idx", and use
10997 "c" instead when parsing characters. Move operand parsing into...
10998 (read_rtx_operand): ...this new function, renaming "i" to "idx",
10999 and tightening the scope of various locals.
11001 2016-09-26 Liu Hao <lh_mouse@126.com>
11003 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Fix typo.
11005 2016-09-26 Marek Polacek <polacek@redhat.com>
11007 * system.h: Use __has_attribute to check whether the fallthrough
11008 attribute is supported.
11010 2016-09-26 Marek Polacek <polacek@redhat.com>
11012 * ipa-inline-analysis.c (find_foldable_builtin_expect): Use
11013 gimple_call_internal_p.
11014 * ipa-split.c (find_return_bb): Likewise.
11015 (execute_split_functions): Likewise.
11016 * omp-low.c (dump_oacc_loop_part): Likewise.
11017 (oacc_loop_xform_head_tail): Likewise.
11018 * predict.c (predict_loops): Likewise.
11019 * sanopt.c (pass_sanopt::execute): Likewise.
11020 * tree-cfg.c (get_abnormal_succ_dispatcher): Likewise.
11021 * tree-parloops.c (oacc_entry_exit_ok_1): Likewise.
11022 * tree-stdarg.c (gimple_call_ifn_va_arg_p): Remove function.
11023 (expand_ifn_va_arg_1): Use gimple_call_internal_p.
11024 (expand_ifn_va_arg): Likewise.
11025 * tree-vect-loop.c (vect_determine_vectorization_factor): Likewise.
11026 (optimize_mask_stores): Likewise.
11027 * tree-vect-stmts.c (vect_simd_lane_linear): Likewise.
11028 (vect_transform_stmt): Likewise.
11029 * tree-vectorizer.c (vect_loop_vectorized_call): Likewise.
11030 * tsan.c (instrument_memory_accesses): Likewise.
11032 2016-09-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11033 Alexander Monakov <amonakov@ispras.ru>
11035 * regrename.c (rename_chains): Check
11036 HARD_FRAME_POINTER_IS_FRAME_POINTER rather than
11037 HARD_FRAME_POINTER_REGNUM when picking unavailable registers.
11038 * sel-sched.c (mark_unavailable_hard_regs): Likewise.
11040 2016-09-26 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11042 * config/s390/s390.c (s390_rtx_costs): Add /* fallthrough */.
11043 (s390_sched_score): Likewise.
11045 2016-09-26 Martin Liska <mliska@suse.cz>
11047 * doc/gcov.texi: Update program output of gcov tool.
11049 2016-09-26 Martin Liska <mliska@suse.cz>
11051 PR gcov-profile/23332
11052 * profile.c (instrument_values): Do not handle HIST_TYPE_CONST_DELTA.
11053 * tree-profile.c (gimple_gen_const_delta_profiler): Remove.
11054 * value-prof.c (dump_histogram_value): Do not handle
11055 HIST_TYPE_CONST_DELTA.
11056 (stream_in_histogram_value): Likewise.
11057 (gimple_find_values_to_profile): Likewise.
11058 * value-prof.h (enum hist_type): Likewise.
11060 2016-09-26 Martin Liska <mliska@suse.cz>
11062 * common.opt: Exclude SANITIZE_UNREACHABLE and SANITIZE_RETURN
11063 from default sanitize recover values.
11064 * doc/invoke.texi: Fix documentation related to -fsanitize=leak,
11065 -fsanitize=address, -fsanitize=thread and -fsanitize-recover.
11066 * flag-types.h: Replace couple of 1 << x to 1UL << x, make it
11068 * opts.c (finish_options): Do a generic loop over options
11069 that can be recovered.
11070 (parse_sanitizer_options): Exclude SANITIZE_UNREACHABLE and
11072 (common_handle_option): Likewise.
11073 * opts.h: Declare can_recover to sanitizer_opts_s.
11075 2016-09-26 Andre Vieira <andre.simoesdiasvieira@arm.com>
11077 * target.def(elf_flags_numeric): Change documentation to present tense.
11078 * doc/tm.texi: Regenerate.
11080 2016-09-26 Marek Polacek <polacek@redhat.com>
11083 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
11084 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Add
11085 -Wno-switch-fallthrough.
11086 * builtins.c (expand_builtin_int_roundingfn_2): Add gcc_fallthrough.
11087 (expand_builtin): Likewise.
11088 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_libmass): Likewise.
11089 * convert.c (convert_to_real_1): Likewise.
11090 (convert_to_integer_1): Likewise.
11091 * final.c (output_alternate_entry_point): Likewise.
11092 * genattrtab.c (make_canonical): Likewise.
11093 (write_test_expr): Likewise.
11094 * genpreds.c (validate_exp): Likewise.
11095 * gimple-ssa-strength-reduction.c
11096 (find_candidates_dom_walker::before_dom_children): Likewise.
11097 * godump.c (go_format_type): Likewise.
11098 * reload1.c (elimination_effects): Likewise.
11099 * resource.c (mark_referenced_resources): Likewise.
11100 (mark_set_resources): Likewise.
11101 * tree-ssa-loop-ivopts.c (find_deriving_biv_for_expr): Likewise.
11102 * varasm.c (output_addressed_constants): Likewise.
11104 2016-09-26 Marek Polacek <polacek@redhat.com>
11107 * common.opt (Wimplicit-fallthrough): New option.
11108 * doc/extend.texi: Document statement attributes and the fallthrough
11110 * doc/invoke.texi: Document -Wimplicit-fallthrough.
11111 * gimple.h (gimple_call_internal_p): New function.
11112 * gimplify.c (struct gimplify_ctx): Add in_switch_expr.
11113 (struct label_entry): New struct.
11114 (find_label_entry): New function.
11115 (case_label_p): New function.
11116 (collect_fallthrough_labels): New function.
11117 (last_stmt_in_scope): New function.
11118 (should_warn_for_implicit_fallthrough): New function.
11119 (warn_implicit_fallthrough_r): New function.
11120 (maybe_warn_implicit_fallthrough): New function.
11121 (expand_FALLTHROUGH_r): New function.
11122 (expand_FALLTHROUGH): New function.
11123 (gimplify_switch_expr): Call maybe_warn_implicit_fallthrough and
11124 expand_FALLTHROUGH for the innermost GIMPLE_SWITCH.
11125 (gimplify_label_expr): New function.
11126 (gimplify_case_label_expr): Set location.
11127 (gimplify_expr): Call gimplify_label_expr.
11128 * internal-fn.c (expand_FALLTHROUGH): New function.
11129 * internal-fn.def (FALLTHROUGH): New internal function.
11130 * langhooks.c (lang_GNU_OBJC): New function.
11131 * langhooks.h (lang_GNU_OBJC): Declare.
11132 * system.h (gcc_fallthrough): Define.
11133 * tree-core.h: Add FALLTHROUGH_LABEL_P comment.
11134 * tree.h (FALLTHROUGH_LABEL_P): Define.
11136 2016-09-26 Richard Biener <rguenther@suse.de>
11138 * dwarf2out.c (stripattributes): Remove unused function.
11139 (DEBUG_NORM_MACINFO_SECTION): Rename to DEBUG_MACINFO_SECTION.
11140 Push dwarf_split_debug_info handling into init_sections_and_labels.
11141 (DEBUG_NORM_MACRO_SECTION): Likewise to DEBUG_MACRO_SECTION.
11142 (DEBUG_MACRO_SECTION_FLAGS): Remove.
11143 (debug_macinfo_section_name): New global.
11144 (output_macinfo): Use debug_macinfo_section_name.
11145 (init_sections_and_labels): Split out section and label generation
11146 from dwarf2out_init. Set debug_macinfo_section_name.
11147 (dwarf2out_init): Move text section label generation and emission
11149 (dwarf2out_assembly_start): ... here.
11150 (dwarf2out_finish): Call init_sections_and_labels before DWARF
11153 2016-09-26 Richard Biener <rguenther@suse.de>
11156 * cgraphunit.c (analyze_functions): Before early removing
11157 global vars calls the late_global_decl debug handler mark
11158 the variable as readonly.
11160 2016-09-25 Oleg Endo <olegendo@gcc.gnu.org>
11163 * config/sh/sh.c (sh_movt_set_dest, sh_movrt_set_dest): Add overloads.
11164 (sh_rtx_costs): Handle SET of movt and movrt patterns.
11165 * cnofig/sh/sh-protos.h (sh_movt_set_dest, sh_movrt_set_dest): Forward
11166 declare new overloads.
11167 * config/sh/sh.md (*cset_zero): Add variant that takes a treg_set_expr
11170 2016-09-24 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
11172 * config/rs6000/rs6000.c (expand_block_compare, do_load_for_compare):
11173 Change TARGET_LITTLE_ENDIAN to !BYTES_BIG_ENDIAN.
11175 2016-09-24 David Edelsohn <dje.gcc@gmail.com>
11177 * configure.ac (gcc_cv_as_aix_dwloc): Fix typo in assembly fragment.
11178 * configure: Regenerate.
11180 2016-09-24 Marek Polacek <polacek@redhat.com>
11183 * doc/invoke.texi: Document -Wbool-operation.
11185 2016-09-23 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
11187 * config/rs6000/rs6000.md (cmpmemsi): New define_expand.
11188 * config/rs6000/rs6000.c (expand_block_compare): New function used by
11189 cmpmemsi pattern to do builtin expansion of memcmp ().
11190 (compute_current_alignment): Add helper function for
11191 expand_block_compare used to compute alignment as the compare proceeds.
11192 (select_block_compare_mode): Used by expand_block_compare to select
11193 the mode used for reading the next chunk of bytes in the compare.
11194 (do_load_for_compare): Used by expand_block_compare to emit the load
11195 insns for the compare.
11196 (rs6000_emit_dot_insn): Moved this function to avoid a forward
11197 reference from expand_block_compare ().
11198 * config/rs6000/rs6000-protos.h (expand_block_compare): Add a
11199 prototype for this function.
11200 * config/rs6000/rs6000.opt (mblock-compare-inline-limit): Add a new
11201 target option for controlling how much code inline expansion of
11202 memcmp() will be allowed to generate.
11204 2016-09-23 Jakub Jelinek <jakub@redhat.com>
11206 * hooks.c (hook_bool_bool_false, hook_bool_bool_gcc_optionsp_false,
11207 hook_bool_mode_false, hook_bool_mode_true,
11208 hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
11209 hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
11210 hook_bool_const_rtx_insn_const_rtx_insn_true,
11211 hook_bool_mode_uhwi_false, hook_void_FILEptr_constcharptr,
11212 hook_bool_FILEptr_rtx_false, hook_bool_gsiptr_false,
11213 hook_bool_const_tree_hwi_hwi_const_tree_false,
11214 hook_bool_const_tree_hwi_hwi_const_tree_true,
11215 default_can_output_mi_thunk_no_vcall, hook_int_uint_mode_1,
11216 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
11217 hook_int_rtx_0, hook_int_rtx_bool_0, hook_void_tree,
11218 hook_void_constcharptr, hook_void_tree_treeptr, hook_void_int_int,
11219 hook_bool_tree_false, hook_bool_const_tree_false, hook_bool_tree_true,
11220 hook_bool_const_tree_true, hook_bool_tree_tree_false,
11221 hook_bool_tree_tree_true, hook_bool_tree_bool_false,
11222 hook_bool_rtx_insn_true, hook_bool_rtx_false,
11223 hook_bool_uintp_uintp_false,
11224 hook_bool_rtx_mode_int_int_intp_bool_false, hook_rtx_rtx_null,
11225 hook_rtx_tree_int_null, hook_uint_mode_0,
11226 hook_constcharptr_const_tree_null, hook_tree_tree_int_treep_bool_null,
11227 hook_tree_tree_tree_null, hook_tree_tree_tree_tree_null,
11228 hook_constcharptr_const_rtx_insn_null,
11229 hook_constcharptr_const_tree_const_tree_null,
11230 hook_constcharptr_int_const_tree_null,
11231 hook_constcharptr_int_const_tree_const_tree_null,
11232 hook_tree_const_tree_null, hook_bool_rtx_insn_int_false,
11233 hook_void_rtx_insn_int, hook_void_gcc_optionsp): For arguments with
11234 ATTRIBUTE_UNUSED, remove parameter name as well as ATTRIBUTE_UNUSED.
11236 * vec.h (vNULL): Extend comment to say = vNULL initialization
11237 isn't needed for static vars.
11239 * sel-sched-ir.c (sel_global_bb_info, sel_region_bb_info,
11240 loop_nests, s_i_d, last_added_blocks): Remove unnecessary
11241 = vNULL initialization of file scope vec.
11242 * passes.c (pass_tab, enabled_pass_uid_range_tab,
11243 disabled_pass_uid_range_tab): Likewise.
11244 * haifa-sched.c (sched_luids, h_i_d): Likewise.
11245 * tree-chkp-opt.c (check_infos): Likewise.
11246 * sel-sched.c (vec_av_set, vec_temp_moveop_nops): Likewise.
11248 * vec.h (vnull::operator vec): Add constexpr keyword for
11251 2016-09-23 Doug Gilmore <doug.gilmore@imgtec.com>
11253 PR tree-optimization/77654
11254 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Add call
11255 to duplicate_ssa_name_ptr_info.
11257 2016-09-23 David Malcolm <dmalcolm@redhat.com>
11259 PR preprocessor/77672
11260 * input.c (selftest::test_lexer_string_locations_simple): Update
11261 test to expect location information of the terminator character
11262 at the location of the final closing quote.
11263 (selftest::test_lexer_string_locations_hex): Likewise.
11264 (selftest::test_lexer_string_locations_oct): Likewise.
11265 (selftest::test_lexer_string_locations_letter_escape_1): Likewise.
11266 (selftest::test_lexer_string_locations_letter_escape_2): Likewise.
11267 (selftest::test_lexer_string_locations_ucn4): Likewise.
11268 (selftest::test_lexer_string_locations_ucn8): Likewise.
11269 (selftest::test_lexer_string_locations_u8): Likewise.
11270 (selftest::test_lexer_string_locations_utf8_source): Likewise.
11271 (selftest::test_lexer_string_locations_concatenation_1): Likewise.
11272 (selftest::test_lexer_string_locations_concatenation_2): Likewise.
11273 (selftest::test_lexer_string_locations_concatenation_3): Likewise.
11274 (selftest::test_lexer_string_locations_macro): Likewise.
11275 (selftest::test_lexer_string_locations_long_line): Likewise.
11277 2016-09-23 Richard Biener <rguenther@suse.de>
11279 * tree-ssa-sccvn.c (visit_reference_op_call): Value number
11280 virtual definition to virtual use if the call devirtualizes
11281 to a const or pure function.
11282 (visit_use): Also visit calls we can devirtualize to a
11283 const or pure function.
11285 2016-09-23 Richard Biener <rguenther@suse.de>
11287 PR tree-optimization/77697
11288 * tree-ssa-forwprop.c (defcodefor_name): Remove bogus code,
11289 signal error if we have sth ternary or unhandled.
11291 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
11293 * config/arm/arm_neon.h (vabd_f16): New.
11327 (vcvt_f16_s16): New.
11328 (vcvt_f16_u16): New.
11329 (vcvt_s16_f16): New.
11330 (vcvt_u16_f16): New.
11331 (vcvtq_f16_s16): New.
11332 (vcvtq_f16_u16): New.
11333 (vcvtq_s16_f16): New.
11334 (vcvtq_u16_f16): New.
11335 (vcvta_s16_f16): New.
11336 (vcvta_u16_f16): New.
11337 (vcvtaq_s16_f16): New.
11338 (vcvtaq_u16_f16): New.
11339 (vcvtm_s16_f16): New.
11340 (vcvtm_u16_f16): New.
11341 (vcvtmq_s16_f16): New.
11342 (vcvtmq_u16_f16): New.
11343 (vcvtn_s16_f16): New.
11344 (vcvtn_u16_f16): New.
11345 (vcvtnq_s16_f16): New.
11346 (vcvtnq_u16_f16): New.
11347 (vcvtp_s16_f16): New.
11348 (vcvtp_u16_f16): New.
11349 (vcvtpq_s16_f16): New.
11350 (vcvtpq_u16_f16): New.
11351 (vcvt_n_f16_s16): New.
11352 (vcvt_n_f16_u16): New.
11353 (vcvtq_n_f16_s16): New.
11354 (vcvtq_n_f16_u16): New.
11355 (vcvt_n_s16_f16): New.
11356 (vcvt_n_u16_f16): New.
11357 (vcvtq_n_s16_f16): New.
11358 (vcvtq_n_u16_f16): New.
11366 (vmaxnmq_f16): New.
11370 (vminnmq_f16): New.
11372 (vmul_lane_f16): New.
11375 (vmulq_lane_f16): New.
11376 (vmulq_n_f16): New.
11383 (vrecpeq_f16): New.
11396 (vrsqrte_f16): New.
11397 (vrsqrteq_f16): New.
11399 (vrecpsq_f16): New.
11400 (vrsqrts_f16): New.
11401 (vrsqrtsq_f16): New.
11405 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
11407 * config.gcc (extra_headers): Add arm_fp16.h
11408 * config/arm/arm_fp16.h: New.
11409 * config/arm/arm_neon.h: Include "arm_fp16.h".
11411 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
11413 * config/arm/arm_neon_builtins.def (vadd): New (v8hf, v4hf
11415 (vmulf): New (v8hf, v4hf variants).
11416 (vfma): New (v8hf, v4hf variants).
11417 (vfms): New (v8hf, v4hf variants).
11418 (vsub): New (v8hf, v4hf variants).
11419 (vcage): New (v8hf, v4hf variants).
11420 (vcagt): New (v8hf, v4hf variants).
11421 (vcale): New (v8hf, v4hf variants).
11422 (vcalt): New (v8hf, v4hf variants).
11423 (vceq): New (v8hf, v4hf variants).
11424 (vcgt): New (v8hf, v4hf variants).
11425 (vcge): New (v8hf, v4hf variants).
11426 (vcle): New (v8hf, v4hf variants).
11427 (vclt): New (v8hf, v4hf variants).
11428 (vceqz): New (v8hf, v4hf variants).
11429 (vcgez): New (v8hf, v4hf variants).
11430 (vcgtz): New (v8hf, v4hf variants).
11431 (vcltz): New (v8hf, v4hf variants).
11432 (vclez): New (v8hf, v4hf variants).
11433 (vabd): New (v8hf, v4hf variants).
11434 (vmaxf): New (v8hf, v4hf variants).
11435 (vmaxnm): New (v8hf, v4hf variants).
11436 (vminf): New (v8hf, v4hf variants).
11437 (vminnm): New (v8hf, v4hf variants).
11438 (vpmaxf): New (v4hf variant).
11439 (vpminf): New (v4hf variant).
11440 (vpadd): New (v4hf variant).
11441 (vrecps): New (v8hf, v4hf variants).
11442 (vrsqrts): New (v8hf, v4hf variants).
11443 (vabs): New (v8hf, v4hf variants).
11444 (vneg): New (v8hf, v4hf variants).
11445 (vrecpe): New (v8hf, v4hf variants).
11446 (vrnd): New (v8hf, v4hf variants).
11447 (vrnda): New (v8hf, v4hf variants).
11448 (vrndm): New (v8hf, v4hf variants).
11449 (vrndn): New (v8hf, v4hf variants).
11450 (vrndp): New (v8hf, v4hf variants).
11451 (vrndx): New (v8hf, v4hf variants).
11452 (vrsqrte): New (v8hf, v4hf variants).
11453 (vmul_lane): Add v4hf and v8hf variants.
11454 (vmul_n): Add v4hf and v8hf variants.
11455 (vext): New (v8hf, v4hf variants).
11456 (vcvts): New (v8hi, v4hi variants).
11457 (vcvts): New (v8hf, v4hf variants).
11458 (vcvtu): New (v8hi, v4hi variants).
11459 (vcvtu): New (v8hf, v4hf variants).
11460 (vcvts_n): New (v8hf, v4hf variants).
11461 (vcvtu_n): New (v8hi, v4hi variants).
11462 (vcvts_n): New (v8hi, v4hi variants).
11463 (vcvtu_n): New (v8hf, v4hf variants).
11464 (vbsl): New (v8hf, v4hf variants).
11465 (vcvtas): New (v8hf, v4hf variants).
11466 (vcvtau): New (v8hf, v4hf variants).
11467 (vcvtms): New (v8hf, v4hf variants).
11468 (vcvtmu): New (v8hf, v4hf variants).
11469 (vcvtns): New (v8hf, v4hf variants).
11470 (vcvtnu): New (v8hf, v4hf variants).
11471 (vcvtps): New (v8hf, v4hf variants).
11472 (vcvtpu): New (v8hf, v4hf variants).
11474 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
11476 * config/arm/arm-builtins.c (hf_UP): New.
11478 (vfp_builtin_data): New. Update comment.
11479 (enum arm_builtins): Include "arm_vfp_builtins.def".
11480 (ARM_BUILTIN_VFP_PATTERN_START): New.
11481 (arm_init_vfp_builtins): New.
11482 (arm_init_builtins): Add arm_init_vfp_builtins.
11483 (arm_expand_vfp_builtin): New.
11484 (arm_expand_builtins): Update for arm_expand_vfp_builtin. Fix
11486 * config/arm/arm_vfp_builtins.def: New file.
11487 * config/arm/t-arm (arm.o): Add arm_vfp_builtins.def.
11488 (arm-builtins.o): Likewise.
11490 2016-09-23 Kugan Vivekanandarajah <kuganv@linaro.org>
11493 * ipa-cp.c (propagate_vr_accross_jump_function): Drop TREE_OVERFLOW
11494 from constant while creating value range.
11496 2016-09-23 Renlin Li <renlin.li@arm.com>
11498 * ira.c (ira): Move ira_use_lra_p initialization code to ...
11499 (ira_init_once): Here.
11501 2016-09-23 Uros Bizjak <ubizjak@gmail.com>
11502 Jakub Jelinek <jakub@redhat.com>
11504 * hooks.h (hook_uint_uintp_false): Rename to...
11505 (hook_bool_uint_uintp_false): ... this.
11506 * hooks.c (hook_uint_uintp_false): Rename to...
11507 (hook_bool_uint_uintp_false): ... this.
11508 * target.def (elf_flags_numeric): Use hook_bool_uint_uintp_false
11509 instead of hook_uint_uintp_false.
11511 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
11513 * config/arm/arm-builtins.c (arm_init_neon_builtin): New.
11514 (arm_init_builtins): Move body of a loop to the standalone
11515 function arm_init_neon_builtin.
11516 (arm_expand_neon_builtin_1): New. Update comment. Function body
11517 moved from arm_neon_builtin with some white-space fixes.
11518 (arm_expand_neon_builtin): Move code into the standalone function
11519 arm_expand_neon_builtin_1.
11521 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
11523 * config/arm/iterators.md (VCVTHI): New.
11524 (NEON_VCMP): Add UNSPEC_VCLT and UNSPEC_VCLE. Fix a long line.
11525 (NEON_VAGLTE): New.
11526 (VFM_LANE_AS): New.
11528 (V_reg): Add HF, V4HF and V8HF. Fix white-space.
11529 (V_HALF): Add V4HF. Fix white-space.
11530 (V_if_elem): Add HF, V4HF and V8HF. Fix white-space.
11531 (V_s_elem): Likewise.
11532 (V_sz_elem): Fix white-space.
11533 (V_elem_ch): Likewise.
11535 (scalar_mul_constraint): Add V8HF and V4HF.
11536 (Is_float_mode): Fix white-space.
11537 (Is_d_reg): Add V4HF and V8HF. Fix white-space.
11538 (q): Add HF. Fix white-space.
11541 (cmp_op_unsp): Add UNSPEC_VCALE and UNSPEC_VCALT.
11542 (neon_vfm_lane_as): New.
11543 * config/arm/neon.md (add<mode>3_fp16): New.
11544 (sub<mode>3_fp16): New.
11545 (mul<mode>3add<mode>_neon): New.
11546 (fma<VH:mode>4_intrinsic): New.
11547 (fmsub<VCVTF:mode>4_intrinsic): Fix white-space.
11548 (fmsub<VH:mode>4_intrinsic): New.
11549 (<absneg_str><mode>2): New.
11550 (neon_v<absneg_str><mode>): New.
11551 (neon_v<fp16_rnd_str><mode>): New.
11552 (neon_vrsqrte<mode>): New.
11553 (neon_vpaddv4hf): New.
11554 (neon_vadd<mode>): New.
11555 (neon_vsub<mode>): New.
11556 (neon_vmulf<mode>): New.
11557 (neon_vfma<VH:mode>): New.
11558 (neon_vfms<VH:mode>): New.
11559 (neon_vc<cmp_op><mode>): New.
11560 (neon_vc<cmp_op><mode>_fp16insn): New
11561 (neon_vc<cmp_op_unsp><mode>_fp16insn_unspec): New.
11562 (neon_vca<cmp_op><mode>): New.
11563 (neon_vca<cmp_op><mode>_fp16insn): New.
11564 (neon_vca<cmp_op_unsp><mode>_fp16insn_unspec): New.
11565 (neon_vc<cmp_op>z<mode>): New.
11566 (neon_vabd<mode>): New.
11567 (neon_v<maxmin>f<mode>): New.
11568 (neon_vp<maxmin>fv4hf: New.
11569 (neon_<fmaxmin_op><mode>): New.
11570 (neon_vrecps<mode>): New.
11571 (neon_vrsqrts<mode>): New.
11572 (neon_vrecpe<mode>): New (VH variant).
11573 (neon_vdup_lane<mode>_internal): New.
11574 (neon_vdup_lane<mode>): New.
11575 (neon_vcvt<sup><mode>): New (VCVTHI variant).
11576 (neon_vcvt<sup><mode>): New (VH variant).
11577 (neon_vcvt<sup>_n<mode>): New (VH variant).
11578 (neon_vcvt<sup>_n<mode>): New (VCVTHI variant).
11579 (neon_vcvt<vcvth_op><sup><mode>): New.
11580 (neon_vmul_lane<mode>): New.
11581 (neon_vmul_n<mode>): New.
11582 * config/arm/unspecs.md (UNSPEC_VCALE): New
11583 (UNSPEC_VCALT): New.
11584 (UNSPEC_VFMA_LANE): New.
11585 (UNSPECS_VFMS_LANE): New.
11587 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
11589 * config/s390/s390.md ("*extzv<mode>_zEC12", "*extzv<mode>_z10")
11590 ("*extzv<mode><clobbercc_or_nocc>"):
11591 Correct a typo in a comment.
11593 ("*insv<mode>_zEC12", "*insv<mode>_z10")
11594 ("*insv<mode><clobbercc_or_nocc>"): Ditto.
11595 ("*insv<mode>_zEC12_appendbitsleft")
11596 ("*insv<mode><clobbercc_or_nocc>_appendbitsleft")
11597 ("*insv<mode>_z10_appendbitsleft"): Ditto.
11598 ("*insv<mode>_zEC12_noshift", "*insv<mode>_z10_noshift")
11599 ("*insv<mode><clobbercc_or_nocc>_noshift"): Ditto.
11600 Provide pattern with operands switched.
11601 ("*pre_z10_extv<mode>"):
11602 Use new subst patterns.
11603 ("*extzvdi<clobbercc_or_nocc>_lshiftrt", "*<risbg_n>_ior_and_sr_ze")
11604 ("*extvsidi<clobbercc_or_nocc>", "*<risbg_n>_and_subregdi_rotr")
11605 ("*<risbg_n>_and_subregdi_rotl", "*<risbg_n>_di_and_rot")
11606 ("*insv_z10_noshift_cc", "*insv_z10_noshift_cconly")
11607 ("*<risbg_n>_<mode>_ior_and_lshiftrt")
11608 ("*<risbg_n>_sidi_ior_and_lshiftrt")
11609 ("*trunc_sidi_and_subreg_lshrt<clobbercc_or_nocc>"):
11611 ("*extzv_<mode>_sll", "*extzv_<mode>_srl")
11612 ("*extzv_<mode>_srl<clobbercc_or_nocc>")
11613 ("*extzv_<mode>_sll<clobbercc_or_nocc>"): Renamed patterns, use risbgn
11615 ("SINT"): New mode_iterator with SI, HI, QI.
11616 * config/s390/subst.md ("clobbercc_or_nocc_subst", "z10_or_zEC12_cond")
11617 ("clobbercc_or_nocc", "risbg_n"): New constructs for risbg pattern
11620 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
11622 * config/s390/predicates.md ("contiguous_bitmask_operand"): Adapt to
11623 new interface of s390_contiguous_bitmask_p.
11624 ("contiguous_bitmask_nowrap_operand"): New predicate.
11625 ("*anddi3_cc", "*anddi3_cconly", "*anddi3"): Replace NxxDq with NxxDw.
11626 * config/s390/constraints.md ("NxxDw", "NxxSq"): Adapt to new interface
11627 of s390_contiguous_bitmask_p.
11628 ("NxxDw"): Rename NxxDq constraint to NxxDw.
11629 ("NxxSw"): New constraint.
11630 * config/s390/s390.md ("*andsi3_zarch"): Enable bitmask wraparound.
11631 * config/s390/s390-protos.h (s390_contiguous_bitmask_p): Updated
11633 (s390_contiguous_bitmask_nowrap_p): Export.
11634 * config/s390/s390.c (s390_contiguous_bitmask_nowrap_p): New name of
11635 former s390_contiguous_bitmask_p.
11636 (s390_contiguous_bitmask_p): Use s390_contiguous_bitmask_nowrap_p to
11637 detect contiguous bit ranges with wraparound. Change signature to
11638 return START and END position instead of POS and LENGTH.
11639 (s390_contiguous_bitmask_vector_p): Remove extra code for continous bit
11640 ranges with wraparound.
11641 (s390_extzv_shift_ok): Use s390_contiguous_bitmask_nowrap_p.
11642 (s390_contiguous_bitmask_vector_p,s390_extzv_shift_ok,print_operand):
11643 Adapt to new signature of s390_contiguous_bitmask_p.
11645 2016-09-23 Bin Cheng <bin.cheng@arm.com>
11647 * tree-vect-loop-manip.c (create_intersect_range_checks_index): New.
11648 (create_intersect_range_checks): New.
11649 (vect_create_cond_for_alias_checks): Call above function.
11651 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
11653 * config/arm/iterators.md (Code iterators): Fix some white-space
11657 (FCVT): Moved from vfp.md.
11658 (VCVT_HF_US_N): New.
11659 (VCVT_SI_US_N): New.
11664 (FCVTI32typename): Moved from vfp.md.
11665 (sup): Add UNSPEC_VCVTA_S, UNSPEC_VCVTA_U, UNSPEC_VCVTM_S,
11666 UNSPEC_VCVTM_U, UNSPEC_VCVTN_S, UNSPEC_VCVTN_U, UNSPEC_VCVTP_S,
11667 UNSPEC_VCVTP_U, UNSPEC_VCVT_HF_S_N, UNSPEC_VCVT_HF_U_N,
11668 UNSPEC_VCVT_SI_S_N, UNSPEC_VCVT_SI_U_N, UNSPEC_VCVTH_S_N,
11669 UNSPEC_VCVTH_U_N, UNSPEC_VCVTH_S and UNSPEC_VCVTH_U.
11671 (fp16_rnd_str): New.
11672 (fp16_rnd_insn): New.
11673 * config/arm/unspecs.md (UNSPEC_VCVT_HF_S_N): New.
11674 (UNSPEC_VCVT_HF_U_N): New.
11675 (UNSPEC_VCVT_SI_S_N): New.
11676 (UNSPEC_VCVT_SI_U_N): New.
11677 (UNSPEC_VCVTH_S): New.
11678 (UNSPEC_VCVTH_U): New.
11679 (UNSPEC_VCVTA_S): New.
11680 (UNSPEC_VCVTA_U): New.
11681 (UNSPEC_VCVTM_S): New.
11682 (UNSPEC_VCVTM_U): New.
11683 (UNSPEC_VCVTN_S): New.
11684 (UNSPEC_VCVTN_U): New.
11685 (UNSPEC_VCVTP_S): New.
11686 (UNSPEC_VCVTP_U): New.
11687 (UNSPEC_VCVTP_S): New.
11688 (UNSPEC_VCVTP_U): New.
11689 (UNSPEC_VRND): New.
11690 (UNSPEC_VRNDA): New.
11691 (UNSPEC_VRNDI): New.
11692 (UNSPEC_VRNDM): New.
11693 (UNSPEC_VRNDN): New.
11694 (UNSPEC_VRNDP): New.
11695 (UNSPEC_VRNDX): New.
11696 * config/arm/vfp.md (<absneg_str>hf2): New.
11697 (neon_vabshf): New.
11698 (neon_v<fp16_rnd_str>hf): New.
11699 (neon_vrndihf): New.
11704 (*mulsf3neghf_vfp): New.
11705 (*negmulhf3_vfp): New.
11706 (*mulsf3addhf_vfp): New.
11707 (*mulhf3subhf_vfp): New.
11708 (*mulhf3neghfaddhf_vfp): New.
11709 (*mulhf3neghfsubhf_vfp): New.
11711 (neon_vfmahf): New.
11712 (fmsubhf4_fp16): New.
11713 (neon_vfmshf): New.
11716 (neon_vsqrthf): New.
11717 (neon_vrsqrtshf): New.
11718 (FCVT): Move to iterators.md.
11719 (FCVTI32typename): Likewise.
11720 (neon_vcvth<sup>hf): New.
11721 (neon_vcvth<sup>si): New.
11722 (neon_vcvth<sup>_nhf_unspec): New.
11723 (neon_vcvth<sup>_nhf): New.
11724 (neon_vcvth<sup>_nsi_unspec): New.
11725 (neon_vcvth<sup>_nsi): New.
11726 (neon_vcvt<vcvth_op>h<sup>si): New.
11727 (neon_<fmaxmin_op>hf): New.
11729 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
11731 * config/s390/s390.md (bitoff, bitoff_plus): Neq mode attributes.
11732 ("*extzv<mode>_zEC12", "*insv<mode>_zEC12", "*insv<mode>_z10")
11733 ("*insv<mode>_zEC12_appendbitsleft")
11734 ("*insv<mode>_z10_appendbitsleft", "*r<noxa>sbg_<mode>_sll")
11735 ("*r<noxa>sbg_<mode>_srl"): Use new attributes.
11737 2016-09-23 Jakub Jelinek <jakub@redhat.com>
11739 * ipa-cp.c (ipcp_store_vr_results): Avoid static local var zero.
11740 * sreal.h (sreal::min, sreal::max): Avoid static local vars,
11741 construct values without normalization.
11742 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't initialize
11743 static local lhs_ops to vNULL.
11745 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
11746 Jiong Wang <jiong.wang@arm.com>
11748 * config/arm/arm.c (coproc_secondary_reload_class): Make HFmode
11749 available when FP16 instructions are available.
11750 (output_move_vfp): Add support for 16-bit data moves.
11751 (arm_validize_comparison): Fix some white-space. Support HFmode
11752 by conversion to SFmode.
11753 * config/arm/arm.md (truncdfhf2): Fix a comment.
11754 (extendhfdf2): Likewise.
11756 (movsicc): Fix some white-space.
11758 (movsfcc): Fix some white-space.
11760 * config/arm/vfp.md (*arm_movhi_vfp): Disable when VFP FP16
11761 instructions are available.
11762 (*thumb2_movhi_vfp): Likewise.
11763 (*arm_movhi_fp16): New.
11764 (*thumb2_movhi_fp16): New.
11765 (*movhf_vfp_fp16): New.
11766 (*movhf_vfp_neon): Disable when VFP FP16 instructions are available.
11767 (*movhf_vfp): Likewise.
11768 (extendhfsf2): Enable when VFP FP16 instructions are available.
11769 (truncsfhf2): Enable when VFP FP16 instructions are available.
11771 2016-09-23 Martin Liska <mliska@suse.cz>
11773 * config/s390/vx-builtins.md: Replace 'adress' with 'address'.
11775 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
11777 * config/arm/arm.c (arm_evpc_neon_vuzp): Add support for V8HF and
11779 (arm_evpc_neon_vtrn): Likewise.
11780 (arm_evpc_neon_vrev): Likewise.
11781 (arm_evpc_neon_vext): Likewise.
11782 * config/arm/arm_neon.h (vbsl_f16): New.
11785 (vdupq_n_f16): New.
11786 (vdup_lane_f16): New.
11787 (vdupq_lane_f16): New.
11791 (vmovq_n_f16): New.
11793 (vrev64q_f16): New.
11800 * config/arm/arm_neon_buillins.def (vdup_n): New (v8hf, v4hf variants).
11801 (vdup_lane): New (v8hf, v4hf variants).
11802 (vext): New (v8hf, v4hf variants).
11803 (vbsl): New (v8hf, v4hf variants).
11804 * config/arm/iterators.md (VDQWH): New.
11806 (V_double_vector_mode): Add V8HF and V4HF. Fix white-space.
11807 (Scalar_mul_8_16): Fix white-space.
11808 (Is_d_reg): Add V4HF and V8HF.
11809 * config/arm/neon.md (neon_vdup_lane<mode>_internal): New.
11810 (neon_vdup_lane<mode>): New.
11811 (neon_vtrn<mode>_internal): Replace VDQW with VDQWH.
11812 (*neon_vtrn<mode>_insn): Likewise.
11813 (neon_vzip<mode>_internal): Likewise. Also fix white-space.
11814 (*neon_vzip<mode>_insn): Likewise
11815 (neon_vuzp<mode>_internal): Likewise.
11816 (*neon_vuzp<mode>_insn): Likewise
11817 * config/arm/vec-common.md (vec_perm_const<mode>): New.
11819 2016-09-23 Jiong Wang <jiong.wang@arm.com>
11820 Matthew Wahab <matthew.wahab@arm.com>
11822 * config/arm/arm.c (output_move_vfp): Weaken assert to allow HImode.
11823 (arm_hard_regno_mode_ok): Allow HImode values in VFP registers.
11824 * config/arm/arm.md (*movhi_bytes): Disable when VFP registers are
11825 available. Also fix some white-space.
11826 * config/arm/vfp.md (*arm_movhi_vfp): New.
11827 (*thumb2_movhi_vfp): New.
11829 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
11831 * config/arm/arm-c.c (arm_cpu_builtins): Define
11832 "__ARM_FEATURE_FP16_SCALAR_ARITHMETIC" and
11833 "__ARM_FEATURE_FP16_VECTOR_ARITHMETIC".
11835 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
11837 * doc/sourcebuild.texi (ARM-specific attributes): Add anchor for
11838 arm_v8_1a_neon_ok. Add entries for arm_v8_2a_fp16_scalar_ok,
11839 arm_v8_2a_fp16_scalar_hw, arm_v8_2a_fp16_neon_ok and
11840 arm_v8_2a_fp16_neon_hw.
11841 (Add options): Add entries for arm_v8_1a_neon, arm_v8_2a_scalar,
11844 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
11846 * doc/sourcebuild.texi (ARM-specific attributes): Add entries for
11847 arm_fp16_alternative_ok and arm_fp16_none_ok.
11849 2016-09-23 Martin Liska <mliska@suse.cz>
11851 * ipa-icf.c (sem_variable::merge): Replace adress with address.
11853 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
11855 * config/arm/arm-arches.def ("armv8.1-a"): Add FL_CRC32.
11856 ("armv8.2-a"): New.
11857 ("armv8.2-a+fp16"): New.
11858 * config/arm/arm-protos.h (FL2_ARCH8_2): New.
11859 (FL2_FP16INST): New.
11860 (FL2_FOR_ARCH8_2A): New.
11861 * config/arm/arm-tables.opt: Regenerate.
11862 * config/arm/arm.c (arm_arch8_2): New.
11863 (arm_fp16_inst): New.
11864 (arm_option_override): Set arm_arch8_2 and arm_fp16_inst. Check
11865 for incompatible fp16-format settings.
11866 * config/arm/arm.h (TARGET_VFP_FP16INST): New.
11867 (TARGET_NEON_FP16INST): New.
11868 (arm_arch8_2): Declare.
11869 (arm_fp16_inst): Declare.
11870 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for
11871 march=armv8.2-a and march=armv8.2-a+fp16.
11872 * config/arm/t-aprofile (Arch Matches): Add entries for armv8.2-a
11873 and armv8.2-a+fp16.
11874 * doc/invoke.texi (ARM Options): Add "-march=armv8.1-a",
11875 "-march=armv8.2-a" and "-march=armv8.2-a+fp16".
11877 2016-09-23 Martin Liska <mliska@suse.cz>
11879 * doc/extend.texi: Remove fused-madd from i386 target options.
11881 2016-09-23 Martin Liska <mliska@suse.cz>
11883 * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
11886 2016-09-23 Martin Liska <mliska@suse.cz>
11888 * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
11891 2016-09-23 Martin Liska <mliska@suse.cz>
11894 * config/i386/i386.c (ix86_option_override_internal): Change
11895 signature and return false when there's an error related to
11897 (release_options_strings): New function.
11898 (ix86_valid_target_attribute_tree): Call the function.
11900 2016-09-23 Jakub Jelinek <jakub@redhat.com>
11902 * hsa-gen.c (hsa_op_immed::hsa_op_immed Use CONSTRUCTOR_NELTS (...)
11903 instead of vec_safe_length (CONSTRUCTOR_ELTS (...)).
11904 (gen_hsa_ctor_assignment): Likewise.
11905 * print-tree.c (print_node): Likewise.
11906 * tree-dump.c (dequeue_and_dump): Likewise.
11907 * tree-sra.c (sra_modify_constructor_assign): Likewise.
11908 * expr.c (store_constructor): Likewise.
11909 * fold-const.c (operand_equal_p): Likewise.
11910 * tree-pretty-print.c (dump_generic_node): Likewise.
11911 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Likewise.
11912 * ipa-icf-gimple.c (func_checker::compare_operand): Likewise.
11914 2016-09-23 Richard Biener <rguenther@suse.de>
11916 * hooks.h (hook_uint_uintp_false): Declare.
11918 2016-09-22 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
11920 * config/avr/avr.c (avr_rtx_costs_1): Handle DImode MULT.
11921 (avr_address_cost): Replace 61 with MAX_LD_OFFSET(mode).
11923 2016-09-22 Martin Sebor <msebor@redhat.com>
11926 * gimple-ssa-sprintf.c (target_int_min, target_int_max): Use
11927 HOST_BITS_PER_WIDE_INT, make a static local variable auto.
11928 (target_int_min): Correct computation.
11929 (format_integer): Use long long as the argument for the ll length
11931 (format_floating): Use target_int_max().
11932 (get_string_length): Same.
11933 (format_string): Avoid setting the bounded flag for strings
11935 (try_substitute_return_value): Avoid setting range info when
11936 the result isn't bounded.
11937 * varasm.c (assemble_name): Increase buffer size.
11939 2016-09-22 Andre Vieira <andre.simoesdiasvieira@arm.com>
11940 Terry Guo <terry.guo@arm.com>
11942 * target.def (elf_flags_numeric): New target hook.
11943 * targhooks.h (default_asm_elf_flags_numeric): New.
11944 * varasm.c (default_asm_elf_flags_numeric): New.
11945 (default_elf_asm_named_section): Use new target hook.
11946 * config/arm/arm.opt (mpure-code): New.
11947 * config/arm/arm.h (SECTION_ARM_PURECODE): New.
11948 * config/arm/arm.c (arm_asm_init_sections): Add section
11949 attribute to default text section if -mpure-code.
11950 (arm_option_check_internal): Diagnose use of option with
11951 non supported targets and/or options.
11952 (arm_asm_elf_flags_numeric): New.
11953 (arm_function_section): New.
11954 (arm_elf_section_type_flags): New.
11955 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Disable
11957 * doc/texi (TARGET_ASM_ELF_FLAGS_NUMERIC): New.
11958 * doc/texi.in (TARGET_ASM_ELF_FLAGS_NUMERIC): Likewise.
11960 2016-09-22 Jan Hubicka <hubicka@ucw.cz>
11962 * regcprop.c (copyprop_hardreg_forward_1): Remove noop moves.
11964 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11966 * emit-rtl.c (next_cc0_user): Make argument type rtx_insn *.
11967 * rtl.h: Adjust prototype.
11969 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11971 * emit-rtl.c (next_active_insn): Change argument type to rtx_insn *.
11972 (prev_active_insn): Likewise.
11973 (active_insn_p): Likewise.
11974 * rtl.h: Adjust prototypes.
11975 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Adjust.
11976 * config/arc/arc.md: Likewise.
11977 * config/pa/pa.c (branch_to_delay_slot_p): Likewise.
11978 (branch_needs_nop_p): Likewise.
11979 (use_skip_p): Likewise.
11980 * config/sh/sh.c (gen_block_redirect): Likewise.
11981 (split_branches): Likewise.
11982 * reorg.c (optimize_skip): Likewise.
11983 (fill_simple_delay_slots): Likewise.
11984 (fill_slots_from_thread): Likewise.
11985 (relax_delay_slots): Likewise.
11986 * resource.c (mark_target_live_regs): Likewise.
11988 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11990 * config/cris/cris.c (cris_asm_output_case_end): Change argument
11991 type to rtx_insn *.
11992 * emit-rtl.c (next_nonnote_nondebug_insn): Likewise.
11993 (prev_nonnote_nondebug_insn): Likewise.
11994 * config/cris/cris-protos.h: Adjust prototype.
11996 * jump.c (rtx_renumbered_equal_p): Adjust.
11998 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12000 * emit-rtl.c (prev_real_insn): Change argument type to rtx_insn *.
12001 * rtl.h: Adjust prototype.
12002 * config/sh/sh.md: Adjust.
12003 * dwarf2out.c (add_var_loc_to_decl): Likewise.
12005 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12007 * emit-rtl.c (next_nondebug_insn): Change argument type to rtx_insn *.
12008 (prev_nondebug_insn): Likewise.
12009 * loop-doloop.c (doloop_condition_get): Likewise.
12010 * rtl.h: Adjust prototype.
12011 * cfgloop.h: Likewise.
12013 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12015 * emit-rtl.c (next_nonnote_insn): Change argument type to rtx_insn *.
12016 (prev_nonnote_insn): Likewise.
12017 * jump.c (reversed_comparison_code_parts): Likewise.
12018 (reversed_comparison): Likewise.
12019 * rtl.h: Adjust prototypes.
12020 * config/arc/arc.md: Adjust.
12021 * cse.c (find_comparison_args): Likewise.
12022 * reorg.c (redundant_insn): Change return type to rtx_insn *.
12023 (fix_reg_dead_note): Change argument type to rtx_insn *.
12024 (delete_prior_computation): Likewise.
12025 (delete_computation): Likewise.
12026 (fill_slots_from_thread): Adjust.
12027 (relax_delay_slots): Likewise.
12028 * simplify-rtx.c (simplify_unary_operation_1): Likewise.
12029 (simplify_relational_operation_1): Likewise.
12030 (simplify_ternary_operation): Likewise.
12032 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12034 * config/arc/arc-protos.h (arc_label_align): Change type of
12035 variables from rtx to rtx_insn *.
12036 * config/arc/arc.c (arc_label_align): Likewise.
12037 * config/arm/arm.c (any_sibcall_could_use_r3): Likewise.
12038 * config/bfin/bfin.c (workaround_speculation): Likewise.
12039 * config/c6x/c6x.c (find_next_cycle_insn): Likewise.
12040 (find_last_same_clock): Likewise.
12041 (reorg_split_calls): Likewise.
12042 * config/cris/cris-protos.h (cris_cc0_user_requires_cmp): Likewise.
12043 * config/cris/cris.c (cris_cc0_user_requires_cmp): Likewise.
12044 * config/h8300/h8300-protos.h (same_cmp_preceding_p): Likewise.
12045 (same_cmp_following_p): Likewise.
12046 * config/h8300/h8300.c (same_cmp_preceding_p): Likewise.
12047 (same_cmp_following_p): Likwise.
12048 * config/m32r/m32r.c (m32r_expand_epilogue): Likewise.
12049 * config/nds32/nds32-protos.h (nds32_target_alignment): Likewise.
12050 * config/nds32/nds32.c (nds32_target_alignment): Likewise.
12051 * config/rl78/rl78.c (rl78_alloc_physical_registers_op2): Likewise.
12052 (rl78_alloc_physical_registers_cmp): Likewise.
12053 (rl78_alloc_physical_registers_umul): Likewise.
12054 (rl78_calculate_death_notes): Likewise.
12055 * config/s390/s390-protos.h (s390_label_align): Likewise.
12056 * config/s390/s390.c (s390_label_align): Likewise.
12057 * config/sh/sh.c (barrier_align): Likewise.
12058 * config/sparc/sparc-protos.h (emit_cbcond_nop): Likewise.
12059 * config/sparc/sparc.c (sparc_asm_function_epilogue): Likewise.
12060 (emit_cbcond_nop): Likewise.
12062 2016-09-22 Martin Liska <mliska@suse.cz>
12065 * ipa-icf.c (sem_variable::merge): Yield merge operation if
12066 alias address matters, not necessarily address of original.
12068 2016-09-22 Richard Biener <rguenther@suse.de>
12070 PR middle-end/77697
12071 * gimple-fold.c (fold_array_ctor_reference): Turn asserts into
12074 2016-09-22 Richard Biener <rguenther@suse.de>
12076 PR middle-end/77677
12077 * gimple-match-head.c (gimple_resimplify1): Drop TREE_OVERFLOW
12078 from constant folding results.
12079 (gimple_resimplify2): Likewise.
12080 (gimple_resimplify3): Likewise.
12082 2016-09-22 Richard Biener <rguenther@suse.de>
12084 PR middle-end/77678
12085 * expr.c (expand_expr_real_1): Guard array access against negative
12088 2016-09-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
12090 * gimple-ssa-sprintf.c (format_floating_max): Use GMP_RNDN instead
12092 (format_floating): Likewise.
12094 2016-09-22 Jakub Jelinek <jakub@redhat.com>
12097 * tree-inline.c (remap_gimple_stmt): Set has_simduid_loops
12098 for all IFN_GOMP_SIMD_* internal fns, not just for
12099 IFN_GOMP_SIMD_ORDERED_*.
12101 2016-09-21 Michael Meissner <meissner@linux.vnet.ibm.com>
12104 * config/rs6000/predicates.md (invert_fpmask_comparison_operator):
12105 New predicate that matches the ISA 3.0 XSCMP{EQ,GT,GE}DP
12106 instructions when you want to invert the test.
12107 * config/rs6000/rs6000.md (fpmask<mode>): Use the arguments in the
12108 correct order for XXSEL.
12109 (mov<SFDF:mode><SFDF2:mode>cc_invert_p9): Define the inverted test
12110 for using XSCMP{EQ,GT,GE}DP.
12112 2016-09-21 David Malcolm <dmalcolm@redhat.com>
12114 * genconstants.c (main): Introduce noop_reader and convert call
12115 to read_md_files to a method call.
12116 * genenums.c (main): Likewise.
12117 * genmddeps.c (main): Likewise.
12118 * genpreds.c (write_tm_constrs_h): Replace use of "in_fname" with
12119 rtx_reader_ptr->get_top_level_filename ().
12120 (write_tm_preds_h): Likewise.
12121 (write_insn_preds_c): Likewise.
12122 * gensupport.c (class gen_reader): New subclass of rtx_reader.
12123 (rtx_handle_directive): Convert to...
12124 (gen_reader::handle_unknown_directive): ...this.
12125 (init_rtx_reader_args_cb): Convert return type from bool to
12126 rtx_reader *. Create a gen_reader instance, using it for the
12127 call to read_md_files. Return it if no errors occur.
12128 (init_rtx_reader_args): Convert return type from bool to
12130 * gensupport.h (init_rtx_reader_args_cb): Likewise.
12131 (init_rtx_reader_args_cb): Likewise.
12132 * read-md.c (struct file_name_list): Move to class rtx_reader.
12133 (read_md_file): Delete in favor of rtx_reader::m_read_md_file.
12134 (read_md_filename): Delete in favor of
12135 rtx_reader::m_read_md_filename.
12136 (read_md_lineno): Delete in favor of rtx_reader::m_read_md_lineno.
12137 (in_fname): Delete in favor of rtx_reader::m_toplevel_fname.
12138 (base_dir): Delete in favor of rtx_reader::m_base_dir.
12139 (first_dir_md_include): Delete in favor of
12140 rtx_reader::m_first_dir_md_include.
12141 (last_dir_md_include_ptr): Delete in favor of
12142 rtx_reader::m_last_dir_md_include_ptr.
12143 (max_include_len): Delete.
12144 (rtx_reader_ptr): New.
12145 (fatal_with_file_and_line): Use get_filename and get_lineno
12146 accessors of rtx_reader_ptr.
12147 (require_char_ws): Likewise.
12148 (rtx_reader::read_char): New method, based on ::read_char.
12149 (rtx_reader::unread_char): New method, based on ::unread_char.
12150 (read_escape): Use get_filename and get_lineno accessors of
12152 (read_braced_string): Use get_lineno accessor of rtx_reader_ptr.
12153 (read_string): Use get_filename and get_lineno accessors of
12155 (rtx_reader::rtx_reader): New ctor.
12156 (rtx_reader::~rtx_reader): New dtor.
12157 (handle_include): Convert from a function to...
12158 (rtx_reader::handle_include): ...this method, converting
12159 handle_directive from a callback to a virtual function.
12160 (handle_file): Likewise, converting to...
12161 (rtx_reader::handle_file): ...this method.
12162 (handle_toplevel_file): Likewise, converting to...
12163 (rtx_reader::handle_toplevel_file): ...this method.
12164 (rtx_reader::get_current_location): New method.
12165 (parse_include): Convert from a function to...
12166 (rtx_reader::add_include_path): ...this method, dropping redundant
12167 update to unused max_include_len.
12168 (read_md_files): Convert from a function to...
12169 (rtx_reader::read_md_files): ...this method, converting
12170 handle_directive from a callback to a virtual function.
12171 (noop_reader::handle_unknown_directive): New method.
12172 * read-md.h (directive_handler_t): Delete this typedef.
12173 (in_fname): Delete.
12174 (read_md_file): Delete.
12175 (read_md_lineno): Delete.
12176 (read_md_filename): Delete.
12177 (class rtx_reader): New class.
12178 (rtx_reader_ptr): New decl.
12179 (class noop_reader): New subclass of rtx_reader.
12180 (read_char): Reimplement in terms of rtx_reader::read_char.
12181 (unread_char): Reimplement in terms of rtx_reader::unread_char.
12182 (read_md_files): Delete.
12183 * read-rtl.c (read_rtx_code): Update for deletion of globals
12184 read_md_filename and read_md_lineno.
12186 2016-09-21 Jason Merrill <jason@redhat.com>
12188 * input.h (from_macro_definition_at): New.
12190 2016-09-21 Segher Boessenkool <segher@kernel.crashing.org>
12192 * doc/rtl.texi (JUMP_LABEL): Document RETURN and SIMPLE_RETURN values.
12194 2016-09-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
12196 PR tree-optimization/77550
12197 * tree-vect-stmts.c (create_array_ref): Change parameters.
12198 (get_group_alias_ptr_type): New function.
12199 (vectorizable_store, vectorizable_load): Use get_group_alias_ptr_type.
12201 2016-09-21 Marek Polacek <polacek@redhat.com>
12203 * gimple-ssa-sprintf.c (pass_sprintf_length::compute_format_length):
12204 Add falls through comment.
12206 2016-09-21 Richard Biener <rguenther@suse.de>
12208 * dwarf2out.c (remove_child_with_prev): Clear child->die_sib.
12209 (replace_child): Likewise.
12210 (remove_child_TAG): Adjust.
12211 (move_marked_base_types): Likewise.
12212 (prune_unused_types_prune): Clear die_sib of removed children.
12214 2016-09-21 Georg-Johann Lay <avr@gjlay.de>
12217 * config/avr/avr.c (avr_notice_update_cc) [CC_NONE]: If insn
12218 touches some regs mentioned in cc_status, do CC_STATUS_INIT.
12220 2016-09-21 Richard Biener <rguenther@suse.de>
12222 PR tree-optimization/77648
12223 * tree-ssa-structalias.c (process_constraint): Handle all DEREF
12225 (make_transitive_closure_constraints): Adjust comment.
12226 (make_any_offset_constraints): New function.
12227 (handle_rhs_call): Make sure to first expand a pointer to all
12228 subfields before transitively closing it.
12229 (handle_const_call): Likewise. Properly expand returned
12231 (handle_pure_call): Likewise.
12233 2016-09-21 Richard Biener <rguenther@suse.de>
12234 Jakub Jelinek <jakub@redhat.com>
12236 PR tree-optimization/77621
12237 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Split
12238 group at non-vectorizable stmts.
12240 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
12242 PR tree-optimization/72835
12243 * tree-ssa-reassoc.c (make_new_ssa_for_def): New.
12244 (make_new_ssa_for_all_defs): Likewise.
12245 (zero_one_operation): Replace all SSA_NAMEs defined in the chain.
12247 2016-09-20 Martin Sebor <msebor@redhat.com>
12249 PR middle-end/49905
12250 * Makefile.in (OBJS): Add gimple-ssa-sprintf.o.
12251 * config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Redefine.
12252 * config/linux.c (gnu_libc_printf_pointer_format): New function.
12253 * config/sol2.h (TARGET_PRINTF_POINTER_FORMAT): Same.
12254 * config/sol2.c (solaris_printf_pointer_format): New function.
12255 * doc/invoke.texi (-Wformat-length, -fprintf-return-value): New
12257 * doc/tm.texi.in (TARGET_PRINTF_POINTER_FORMAT): Document.
12258 * doc/tm.texi: Regenerate.
12259 * gimple-fold.h (get_range_strlen): New function.
12260 (get_maxval_strlen): Declare existing function.
12261 * gimple-fold.c (get_range_strlen): Add arguments and compute both
12262 maximum and minimum.
12263 (get_range_strlen): Define overload.
12264 (get_maxval_strlen): Adjust.
12265 * gimple-ssa-sprintf.c: New file and pass.
12266 * passes.def (pass_sprintf_length): Add new pass.
12267 * targhooks.h (default_printf_pointer_format): Declare new function.
12268 (gnu_libc_printf_pointer_format): Same.
12269 (solaris_libc_printf_pointer_format): Same.
12270 * targhooks.c (default_printf_pointer_format): Define new function.
12271 * tree-pass.h (make_pass_sprintf_length): Declare new function.
12272 * print-tree.c: Increase buffer size.
12274 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
12276 * tree-vrp.c (get_value_range): Teach PARM_DECL to use ipa-vrp results.
12278 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
12280 * common.opt: New option -fipa-vrp.
12281 * ipa-cp.c (ipa_get_vr_lat): New.
12282 (ipcp_vr_lattice::print): Likewise.
12283 (print_all_lattices): Call ipcp_vr_lattice::print.
12284 (ipcp_vr_lattice::meet_with): New.
12285 (ipcp_vr_lattice::meet_with_1): Likewise.
12286 (ipcp_vr_lattice::top_p): Likewise.
12287 (ipcp_vr_lattice::bottom_p): Likewsie.
12288 (ipcp_vr_lattice::set_to_bottom): Likewise.
12289 (set_all_contains_variable): Call VR set_to_bottom.
12290 (initialize_node_lattices): Init VR lattices.
12291 (propagate_vr_accross_jump_function): New.
12292 (propagate_constants_accross_call): Call
12293 propagate_vr_accross_jump_function.
12294 (ipcp_store_vr_results): New.
12295 (ipcp_driver): Handle VR.
12296 * ipa-prop.c (ipa_print_node_jump_functions_for_edge): Handle VR.
12297 (ipa_set_jf_unknown): Likewise.
12298 (ipa_compute_jump_functions_for_edge): Likewise.
12299 (ipa_node_params_t::duplicate): Likewise.
12300 (ipa_write_jump_function): Likewise.
12301 (ipa_read_jump_function): Likewise.
12302 (write_ipcp_transformation_info): Likewise.
12303 (read_ipcp_transformation_info): Likewise.
12304 (ipcp_update_vr): New.
12305 (ipcp_transform_function): Handle VR.
12306 * ipa-prop.h (struct ipa_vr): New.
12307 * cgraph.c: Include tree-vrp.h.
12308 * cgraphunit.c: Likewise.
12309 * ipa-utils.c: Likewise.
12311 * opts.c: Likewise.
12312 * toplev.c: Likewise.
12313 * ipa-devirt.c: Likewise.
12314 * ipa-inline-transform.c: Likewise.
12315 * ipa-inline.c: Likewise.
12316 * ipa-profile.c: Likewise.
12318 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
12320 * doc/invoke.texi: Document -fdump-tree-evrp.
12321 * passes.def: Define new pass_early_vrp.
12322 * timevar.def: Define new TV_TREE_EARLY_VRP.
12323 * tree-pass.h (make_pass_early_vrp): New.
12324 * tree-ssa-propagate.c: Make replace_uses_in non static.
12325 * tree-ssa-propagate.h: Export replace_uses_in.
12326 * tree-vrp.c (extract_range_for_var_from_comparison_expr): New.
12327 (extract_range_from_assert): Factor out
12328 extract_range_for_var_from_comparison_expr.
12329 (vrp_initialize_lattice): New.
12330 (vrp_initialize): Factor out vrp_initialize_lattice.
12331 (vrp_valueize): Fix it to reject complex value ranges.
12332 (vrp_free_lattice): New.
12333 (evrp_dom_walker::before_dom_children): Likewise.
12334 (evrp_dom_walker::after_dom_children): Likewise.
12335 (evrp_dom_walker::push_value_range): Likewise.
12336 (evrp_dom_walker::pop_value_range): Likewise.
12337 (execute_early_vrp): Likewise.
12338 (execute_vrp): Call vrp_initialize_lattice and vrp_free_lattice.
12339 (make_pass_early_vrp): New.
12341 2016-09-20 Uros Bizjak <ubizjak@gmail.com>
12343 * config/i386/i386.md (mult->ashift peephole2s): Use pow2p_hwi
12344 instead of exact_log2.
12346 2016-09-20 Uros Bizjak <ubizjak@gmail.com>
12349 * config/i386/i386.c (ix86_preferred_simd_mode) <case DFmode>:
12350 Don't return word_mode for !TARGET_VECTORIZE_DOUBLE.
12351 (ix86_add_stmt_cost): Penalize DFmode vector operations
12352 for !TARGET_VECTORIZE_DOUBLE.
12354 2016-09-20 Gerald Pfeifer <gerald@pfeifer.com>
12356 * doc/invoke.texi (Warning Options): Simplify language.
12357 (Optimize Options): Complete sentence.
12359 2016-09-20 David Edelsohn <dje.gcc@gmail.com>
12361 * dbxout.c (xcoff_debug_hooks): Add filename parameter to
12364 2016-09-20 Michael Meissner <meissner@linux.vnet.ibm.com>
12367 * config/rs6000/rs6000.c (rs6000_expand_vector_init): For V4SF
12368 inits on power8 and above, use the VMRGEW instruction instead of a
12371 * config/rs6000/altivec.md (UNSPEC_VMRGEW_DIRECT): New unspec.
12372 (p8_vmrgew_v4sf_direct): New VMRGEW insn for V4SF floating
12375 2016-09-20 Tamar Christina <tamar.christina@arm.com>
12377 * config/aarch64/arm_neon.h
12378 (vst2_s64, vst2_u64, vst2_f64, vst2_s8): Add missing attributes.
12379 (vst3_s64, vst3_u64, vst3_f64, vst3_s8): Likewise.
12380 (vst4_s64, vst4_u64, vst4_f64, vst4_s8): Likewise.
12382 2016-09-20 Bernd Edlinger <bernd.edlinger@hotmail.de>
12384 * config/var/vax.h (ELIMINABLE_REGS): Define.
12385 (INITIAL_ELIMINATION_OFFSET): Define.
12387 2016-09-20 Jakub Jelinek <jakub@redhat.com>
12389 PR middle-end/77624
12390 * builtins.c (fold_builtin_atomic_always_lock_free): Only look through
12391 cast to void * if the cast is from some other pointer type.
12393 2016-09-20 Richard Biener <rguenther@suse.de>
12395 PR tree-optimization/77646
12396 * tree-ssa-sccvn.c (visit_reference_op_call): Always value-number
12399 2016-09-20 Tamar Christina <tamar.christina@arm.com>
12401 * config/aarch64/arm_neon.h: Add gnu_inline and artificial
12402 attributes to all inlined functions and make them extern.
12404 2016-09-20 Richard Biener <rguenther@suse.de>
12406 * debug.h (gcc_debug_hooks): Add filename parameter to early_finish
12408 * debug.c (do_nothing_debug_hooks): Adjust.
12409 * dbxout.c (dbx_debug_hooks): Likewise.
12410 * sdbout.c (sdb_debug_hooks): Likewise.
12411 * dwarf2out.c (dwarf2_lineno_debug_hooks): Likewise.
12412 (dwarf2out_finish): Move producer, filename and
12413 path annotation ...
12414 (dwarf2out_early_finish): ... here. Remove in_lto_p special-casing.
12415 * cgraphunit.c (symbol_table::finalize_compilation_unit): Adjust.
12417 2016-09-19 Bernd Edlinger <bernd.edlinger@hotmail.de>
12420 * doc/invoke.texi: Document -Wint-in-bool-context.
12422 PR middle-end/77421
12423 * dwarf2out.c (output_loc_operands): Fix an assertion.
12425 2016-09-19 Joseph Myers <joseph@codesourcery.com>
12427 * ginclude/float.h [__STDC_WANT_IEC_60559_BFP_EXT__]
12428 (CR_DECIMAL_DIG): New macro.
12430 2016-09-19 Joseph Myers <joseph@codesourcery.com>
12432 * ginclude/stddef.h (max_align_t) [__i386__]: Add __float128
12435 2016-09-19 Vladimir Makarov <vmakarov@redhat.com>
12437 PR rtl-optimization/77416
12438 * lra-remat.c (operand_to_remat): Process hard coded insn
12441 2016-09-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12443 * simplify-rtx.c (simplify_relational_operation_1): Add transformation
12444 (GTU (PLUS a C) (C - 1)) --> (LTU a -C).
12446 2016-09-19 Segher Boessenkool <segher@kernel.crashing.org>
12448 * target.def (lra_p): Wordsmithing.
12449 * doc/tm.texi: Regenerate.
12451 2016-09-19 Jakub Jelinek <jakub@redhat.com>
12452 Jan Hubicka <jh@suse.cz>
12455 * cgraph.c (cgraph_node::rtl_info): Pass &avail to
12456 ultimate_alias_target call, return NULL if avail < AVAIL_AVAILABLE.
12457 Call ultimate_alias_target just once, not up to 4 times.
12459 2016-09-19 Richard Biener <rguenther@suse.de>
12461 * dwarf2out.c (early_dwarf_finished): New global.
12462 (set_early_dwarf::set_early_dwarf): Assert early_dwarf_finished
12464 (dwarf2out_early_finish): Set early_dwarf_finished at the end,
12465 if called from LTO exit early.
12466 (dwarf2out_late_global_decl): When being during the early
12467 debug phase do not add locations but only const value attributes.
12468 Adjust the way we generate early DIEs for LTO.
12470 2016-09-19 Richard Biener <rguenther@suse.de>
12472 PR middle-end/77605
12473 * tree-data-ref.c (analyze_subscript_affine_affine): Use the
12474 proper niter to bound the loops.
12476 2016-09-19 Richard Biener <rguenther@suse.de>
12478 PR tree-optimization/77514
12479 * tree-ssa-pre.c (create_expression_by_pieces): Optimize
12480 search for folded stmt.
12482 2016-09-17 Jan Hubicka <hubicka@ucw.cz>
12484 * passes.def (pass_early_thread_jumps): Schedule after forwprop.
12485 * tree-pass.h (make_pass_early_thread_jumps): Declare.
12486 * tree-ssa-threadbackward.c (fsm_find_thread_path,
12487 fsm_find_thread_path, profitable_jump_thread_path,
12488 fsm_find_control_statement_thread_paths,
12489 find_jump_threads_backwards): Add speed_p parameter.
12490 (pass_data_early_thread_jumps): New pass.
12491 (make_pass_early_thread_jumps): New function.
12493 2016-09-17 Andreas Schwab <schwab@suse.de>
12495 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Add cast.
12496 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
12498 2016-09-16 Eric Botcazou <ebotcazou@adacore.com>
12500 * recog.c (rest_of_handle_split_after_reload): Delete.
12501 (pass_split_after_reload::gate): New method.
12502 (pass_split_after_reload::execute): Call split_all_insns directly.
12504 2016-09-16 Jonathan Wakely <jwakely@redhat.com>
12506 * doc/extend.texi (Integer Overflow Builtins): Fix type of out
12507 parameters for functions taking long long arguments.
12509 2016-09-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12512 * config/rs6000/rs6000.c (rtx_is_swappable_p): Add support for
12513 splat with truncate.
12515 2016-09-16 Jason Merrill <jason@redhat.com>
12517 * hwint.h (least_bit_hwi, pow2_or_zerop, pow2p_hwi, ctz_or_zero):
12519 * hwint.c (exact_log2): Use pow2p_hwi.
12520 (ctz_hwi, ffs_hwi): Use least_bit_hwi.
12521 * alias.c (memrefs_conflict_p): Use pow2_or_zerop.
12522 * builtins.c (get_object_alignment_2, get_object_alignment)
12523 (get_pointer_alignment, fold_builtin_atomic_always_lock_free): Use
12525 * calls.c (compute_argument_addresses, store_one_arg): Use
12527 * cfgexpand.c (expand_one_stack_var_at): Use least_bit_hwi.
12528 * combine.c (force_to_mode): Use least_bit_hwi.
12529 (contains_muldiv, find_split_point, combine_simplify_rtx)
12530 (simplify_if_then_else, simplify_set, force_to_mode)
12531 (if_then_else_cond, simplify_and_const_int_1)
12532 (simplify_compare_const): Use pow2p_hwi.
12533 * cse.c (fold_rtx): Use pow2p_hwi.
12534 * emit-rtl.c (set_mem_attributes_minus_bitpos, adjust_address_1):
12536 * expmed.c (synth_mult, expand_divmod): Use ctz_or_zero, ctz_hwi.
12537 (init_expmed_one_conv): Use pow2p_hwi.
12538 * expr.c (is_aligning_offset): Use pow2p_hwi.
12539 * fold-const.c (round_up_loc, round_down_loc): Use pow2_or_zerop.
12540 (fold_binary_loc): Use pow2p_hwi.
12541 * function.c (assign_parm_find_stack_rtl): Use least_bit_hwi.
12542 * gimple-fold.c (gimple_fold_builtin_memory_op): Use pow2p_hwi.
12543 * gimple-ssa-strength-reduction.c (replace_ref): Use least_bit_hwi.
12544 * hsa-gen.c (gen_hsa_addr_with_align, hsa_bitmemref_alignment):
12546 * ifcvt.c (noce_try_store_flag_constants): Use pow2p_hwi.
12547 * ipa-cp.c (ipcp_alignment_lattice::meet_with_1): Use least_bit_hwi.
12548 * ipa-prop.c (ipa_modify_call_arguments): Use least_bit_hwi.
12549 * omp-low.c (oacc_loop_fixed_partitions)
12550 (oacc_loop_auto_partitions): Use least_bit_hwi.
12551 * rtlanal.c (nonzero_bits1): Use ctz_or_zero.
12552 * stor-layout.c (place_field): Use least_bit_hwi.
12553 * tree-pretty-print.c (dump_generic_node): Use pow2p_hwi.
12554 * tree-sra.c (build_ref_for_offset): Use least_bit_hwi.
12555 * tree-ssa-ccp.c (ccp_finalize): Use least_bit_hwi.
12556 * tree-ssa-math-opts.c (bswap_replace): Use least_bit_hwi.
12557 * tree-ssa-strlen.c (handle_builtin_memcmp): Use pow2p_hwi.
12558 * tree-vect-data-refs.c (vect_analyze_group_access_1)
12559 (vect_grouped_store_supported, vect_grouped_load_supported)
12560 (vect_permute_load_chain, vect_shift_permute_load_chain)
12561 (vect_transform_grouped_load): Use pow2p_hwi.
12562 * tree-vect-generic.c (expand_vector_divmod): Use ctz_or_zero.
12563 * tree-vect-patterns.c (vect_recog_divmod_pattern): Use ctz_or_zero.
12564 * tree-vect-stmts.c (vectorizable_mask_load_store): Use
12566 * tsan.c (instrument_expr): Use least_bit_hwi.
12567 * var-tracking.c (negative_power_of_two_p): Use pow2_or_zerop.
12569 2016-09-16 Andreas Schwab <schwab@suse.de>
12571 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Use parameter
12572 OFFSET, not offset.
12573 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
12575 2016-09-16 Jakub Jelinek <jakub@redhat.com>
12578 * combine.c (rest_of_handle_combine): If any edges have been purged,
12579 free dominators if available.
12581 2016-09-16 Jakub Jelinek <jakub@redhat.com>
12582 Eric Botcazou <ebotcazou@adacore.com>
12584 PR middle-end/77594
12585 * internal-fn.c (expand_arith_overflow) <case MINUS_EXPR>: Don't fall
12586 through into expand_addsub_overflow after expand_neg_overflow.
12588 2016-09-15 David Malcolm <dmalcolm@redhat.com>
12590 * diagnostic-show-locus.c
12591 (selftest::test_fixit_insert_containing_newline): New function.
12592 (selftest::test_fixit_replace_containing_newline): New function.
12593 (selftest::diagnostic_show_locus_c_tests): Call the above.
12595 2016-09-15 Bin Cheng <bin.cheng@arm.com>
12597 PR tree-optimization/77503
12598 * tree-vect-loop.c (vectorizable_reduction): Record reduction
12599 code for CONST_COND_REDUCTION at analysis stage and use it at
12601 * tree-vectorizer.h (struct _stmt_vec_info): New field.
12602 (STMT_VINFO_VEC_CONST_COND_REDUC_CODE): New macro.
12603 * tree-vect-stmts.c (new_stmt_vec_info): Initialize above new
12606 2016-09-15 Richard Biener <rguenther@suse.de>
12608 PR middle-end/77544
12609 * fold-const.c (split_tree): Do not split constant ~X.
12611 2016-09-15 Jakub Jelinek <jakub@redhat.com>
12613 PR rtl-optimization/77425
12614 * sched-int.h (sd_iterator_cond): Don't update it_ptr->linkp if list
12617 PR middle-end/77475
12618 * config/i386/i386.c (ix86_parse_stringop_strategy_string): Simplify,
12619 use %qs instead of %s where desirable, use argument instead of arg in
12620 the diagnostic wording, add list of supported strategies and
12622 (ix86_option_override_internal): Emit target("m...") instead of
12623 option("m...") in the diagnostic. Use %qs instead of %s in invalid
12624 -march/-mtune option diagnostic. Add list of supported arches/tunings
12625 and spellcheck hint. Remove prefix, suffix and sw variables, use
12626 main_args_p ? "..." : "..." in diagnostics to make translation
12629 2016-09-15 Richard Biener <rguenther@suse.de>
12631 * dwarf2asm.h (dw2_asm_output_offset): Add overload with
12632 extra offset argument.
12633 * dwarf2asm.c (dw2_asm_output_offset): Implement that.
12634 * doc/tm.texi.in (ASM_OUTPUT_DWARF_OFFSET): Adjust documentation
12635 to reflect new offset parameter.
12636 * doc/tm.texi: Regenerate.
12637 * config/darwin.h (ASM_OUTPUT_DWARF_OFFSET): Adjust.
12638 * config/darwin-protos.h (darwin_asm_output_dwarf_delta): Add
12640 (darwin_asm_output_dwarf_offset): Likewise.
12641 * config/darwin.c (darwin_asm_output_dwarf_delta): Add offset
12643 (darwin_asm_output_dwarf_offset): Pass offset argument through.
12644 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Adjust.
12645 * config/i386/cygmin.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
12647 2016-09-15 Chung-Lin Tang <cltang@codesourcery.com>
12650 * ipa-icf.c (set_alias_uids): New function.
12651 (sem_variable::merge): Use set_alias_uids to set DECL_PT_UID of
12652 all the merged variable's referring aliases.
12654 2016-09-15 Richard Biener <rguenther@suse.de>
12656 PR tree-optimization/77514
12657 * tree-ssa-pre.c (create_expression_by_pieces): Handle garbage
12658 only forced_stmts sequence.
12660 2016-09-15 Kugan Vivekanandarajah <kuganv@linaro.org>
12662 * tree-ssanames.h (FOR_EACH_SSA_NAME): New.
12663 * cfgexpand.c (update_alias_info_with_stack_vars): Use
12664 FOR_EACH_SSA_NAME to iterate over SSA variables.
12665 (pass_expand::execute): Likewise.
12666 * omp-simd-clone.c (ipa_simd_modify_function_body): Likewise.
12667 * tree-cfg.c (dump_function_to_file): Likewise.
12668 * tree-into-ssa.c (pass_build_ssa::execute): Likewise.
12669 (update_ssa): Likewise.
12670 * tree-ssa-alias.c (dump_alias_info): Likewise.
12671 * tree-ssa-ccp.c (ccp_finalize): Likewise.
12672 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Likewise.
12673 (create_outofssa_var_map): Likewise.
12674 (coalesce_ssa_name): Likewise.
12675 * tree-ssa-operands.c (dump_immediate_uses): Likewise.
12676 * tree-ssa-pre.c (compute_avail): Likewise.
12677 * tree-ssa-sccvn.c (init_scc_vn): Likewise.
12678 (scc_vn_restore_ssa_info): Likewise.
12679 (free_scc_vn): Likwise.
12680 (run_scc_vn): Likewise.
12681 * tree-ssa-structalias.c (compute_points_to_sets): Likewise.
12682 * tree-ssa-ter.c (new_temp_expr_table): Likewise.
12683 * tree-ssa-copy.c (fini_copy_prop): Likewise.
12684 * tree-ssa.c (verify_ssa): Likewise.
12686 2016-09-14 Matthew Fortune <matthew.fortune@imgtec.com>
12688 * config.gcc (mips*-mti-elf*, mips*-mti-linux*): Set mips32r2
12689 and mips64r2 as default 32-bit and 64-bit architectures.
12690 (mips*-img-elf*, mips*-img-linux*): Set mips32r6 and mips64r6
12691 as default 32-bit and 64-bit architectures.
12693 2016-09-14 Pat Haugen <pthaugen@us.ibm.com>
12695 * loop-unroll.c (unroll_loop_runtime_iterations): Set probability
12698 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
12700 * target.def (lra_p): Change commentary (for the manual) for the
12702 * doc/tm.texi: Regenerate.
12704 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
12706 * config/aarch64/aarch64.c (TARGET_LRA_P): Delete macro.
12707 * config/arm/arm.c (TARGET_LRA_P): Delete macro.
12708 * config/i386/i386.c (TARGET_LRA_P): Delete macro.
12709 * config/nds32/nds32.c (TARGET_LRA_P): Delete macro.
12711 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
12713 * targhooks.c (default_lra_p): Return true instead of false.
12715 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
12717 * config/alpha/alpha.c (TARGET_LRA_P): New macro, defined to
12718 hook_bool_void_false.
12719 * config/avr/avr.c: Ditto.
12720 * config/bfin/bfin.c: Ditto.
12721 * config/c6x/c6x.c: Ditto.
12722 * config/cr16/cr16.c: Ditto.
12723 * config/cris/cris.c: Ditto.
12724 * config/epiphany/epiphany.c: Ditto.
12725 * config/fr30/fr30.c: Ditto.
12726 * config/frv/frv.c: Ditto.
12727 * config/h8300/h8300.c: Ditto.
12728 * config/ia64/ia64.c: Ditto.
12729 * config/iq2000/iq2000.c: Ditto.
12730 * config/lm32/lm32.c: Ditto.
12731 * config/m32c/m32c.c: Ditto.
12732 * config/m32r/m32r.c: Ditto.
12733 * config/m68k/m68k.c: Ditto.
12734 * config/mcore/mcore.c: Ditto.
12735 * config/microblaze/microblaze.c: Ditto.
12736 * config/mmix/mmix.c: Ditto.
12737 * config/mn10300/mn10300.c: Ditto.
12738 * config/moxie/moxie.c: Ditto.
12739 * config/msp430/msp430.c: Ditto.
12740 * config/nios2/nios2.c: Ditto.
12741 * config/nvptx/nvptx.c: Ditto.
12742 * config/pa/pa.c: Ditto.
12743 * config/pdp11/pdp11.c: Ditto.
12744 * config/rl78/rl78.c: Ditto.
12745 * config/sparc/sparc.c: Ditto.
12746 * config/spu/spu.c: Ditto.
12747 * config/stormy16/stormy16.c: Ditto.
12748 * config/tilegx/tilegx.c: Ditto.
12749 * config/tilepro/tilepro.c: Ditto.
12750 * config/v850/v850.c: Ditto.
12751 * config/vax/vax.c: Ditto.
12752 * config/visium/visium.c: Ditto.
12753 * config/xtensa/xtensa.c: Ditto.
12755 2016-09-14 Jakub Jelinek <jakub@redhat.com>
12758 * tsan.c: Include target.h.
12759 (enum tsan_atomic_action): Add bool_clear and bool_test_and_set.
12760 (BOOL_CLEAR, BOOL_TEST_AND_SET): Define.
12761 (tsan_atomic_table): Add BUILT_IN_ATOMIC_CLEAR and
12762 BUILT_IN_ATOMIC_TEST_AND_SET entries.
12763 (instrument_builtin_call): Handle bool_clear and bool_test_and_set.
12765 2016-09-14 Bernd Edlinger <bernd.edlinger@hotmail.de>
12766 Martin Liska <mliska@suse.cz>
12768 PR middle-end/77574
12769 * predict.c (force_edge_cold): Add braces to a condition.
12771 2016-09-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
12773 PR rtl-optimization/77289
12774 * lra-constraints.c (get_final_hard_regno): Removed.
12775 (get_hard_regno): Add new parameter final_p.
12776 (get_reg_class): Directly call lra_get_elimination_hard_regno.
12777 (operands_match_p): Adjust call to get_hard_regno.
12778 (uses_hard_regs_p): Likewise.
12779 (process_alt_operands): Likewise.
12781 2016-09-13 Joe Seymour <joe.s@somniumtech.com>
12784 * config/msp430/msp430.c (msp430_start_function): Emit an error
12785 if a function is both weak and specifies an interrupt number.
12787 2016-09-13 Jakub Jelinek <jakub@redhat.com>
12789 PR tree-optimization/77454
12790 * tree-ssa-dom.c (optimize_stmt): Set modified flag on stmt after
12791 changing GIMPLE_COND. Move update_stmt_if_modified call after this.
12794 2016-09-13 Tamar Christina <tamar.christina@arm.com>
12796 * config/aarch64/aarch64-builtins.c
12797 (aarch64_init_simd_builtins): Fix builtin type signature printing.
12799 2016-09-13 Uros Bizjak <ubizjak@gmail.com>
12801 * config/alpha/alpha.c (alpha_pass_by_reference): Pass un-named
12802 SFmode and SCmode arguments by reference.
12804 2016-09-13 David Malcolm <dmalcolm@redhat.com>
12806 * diagnostic-show-locus.c (selftest::test_one_liner_fixit_insert):
12808 (selftest::test_one_liner_fixit_insert_before): ...this, and update
12809 for renaming of add_fixit_insert to add_fixit_insert_before.
12810 (selftest::test_one_liner_fixit_insert_after): New function.
12811 (selftest::test_one_liner_fixit_validation_adhoc_locations):
12812 Update for renaming of add_fixit_insert to add_fixit_insert_before.
12813 (selftest::test_one_liner_many_fixits): Likewise.
12814 (selftest::test_diagnostic_show_locus_one_liner): Update for
12815 renaming, call new test function.
12816 (selftest::test_diagnostic_show_locus_fixit_lines): Update for
12817 renaming of add_fixit_insert to add_fixit_insert_before.
12818 (selftest::test_fixit_consolidation): Likewise.
12819 * diagnostic.c (selftest::test_print_parseable_fixits_insert):
12821 * edit-context.c (selftest::test_applying_fixits_insert): Rename to...
12822 (selftest::test_applying_fixits_insert_before): ...this.
12823 (selftest::test_applying_fixits_insert): Update for renaming of
12824 add_fixit_insert to add_fixit_insert_before.
12825 (selftest::test_applying_fixits_insert_after): New function.
12826 (selftest::test_applying_fixits_insert_after_at_line_end): New
12828 (selftest::test_applying_fixits_insert_after_failure): New function.
12829 (selftest::test_applying_fixits_multiple): Update for renaming of
12830 add_fixit_insert to add_fixit_insert_before.
12831 (selftest::change_line): Likewise.
12832 (selftest::test_applying_fixits_unreadable_file): Likewise.
12833 (selftest::test_applying_fixits_line_out_of_range): Likewise.
12834 (selftest::test_applying_fixits_column_validation): Likewise.
12835 (selftest::test_applying_fixits_column_validation): Likewise.
12836 (selftest::edit_context_c_tests): Update for renamed test function;
12837 call new test functions.
12839 2016-09-13 Pat Haugen <pthaugen@us.ibm.com>
12841 PR tree-optimization/77536
12842 PR rtl-optimization/68212
12843 * config/rs6000/rs6000.md (div->recip splitter): Remove
12844 optimize_insn_for_speed_p condition.
12846 2016-09-13 Maciej W. Rozycki <macro@imgtec.com>
12848 * optabs.c (prepare_cmp_insn): Update documentation comment.
12850 2016-09-13 Jakub Jelinek <jakub@redhat.com>
12851 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12853 PR middle-end/77475
12854 * opts.h (candidates_list_and_hint): Declare.
12855 * opts-common.c (candidates_list_and_hint): New function.
12856 (cmdline_handle_error): Use it.
12858 2016-09-12 David Malcolm <dmalcolm@redhat.com>
12860 * edit-context.c (edited_line::get_len): New accessor.
12861 (edited_file::print_diff): Split out hunk-printing into...
12862 (edited_file::print_diff_hunk): New method.
12863 (edited_file::print_diff_line): New method.
12865 2016-09-12 Andrew Pinski <apinski@cavium.com>
12867 * config/aarch64/aarch64-tuning-flags.def (SLOW_UNALIGNED_LDPW):
12869 * config/aarch64/aarch64.c (thunderx_tunings): Enable
12870 AARCH64_EXTRA_TUNE_SLOW_UNALIGNED_LDPW.
12871 (aarch64_operands_ok_for_ldpstp): Return false if
12872 AARCH64_EXTRA_TUNE_SLOW_UNALIGNED_LDPW and the mode
12873 was SImode and the alignment is less than 8 byte.
12874 (aarch64_operands_adjust_ok_for_ldpstp): Likewise.
12876 2016-09-12 Orlando Arias <oarias@knights.ucf.edu>
12879 * config/msp430/msp430.md (delay_cycles_32x): Fix pushm/popm.
12881 2016-09-12 Marek Polacek <polacek@redhat.com>
12883 * doc/extend.texi: Use lowercase "boolean".
12884 * doc/invoke.texi: Likewise.
12885 * doc/md.texi: Likewise.
12886 * target.def: Likewise.
12887 * doc/tm.texi: Regenerated.
12889 2016-09-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12891 PR middle-end/77426
12892 * expmed.c (synth_mult): Delete duplicate mode check.
12894 2016-09-10 Tom de Vries <tom@codesourcery.com>
12897 * builtins.c (std_canonical_va_list_type): Strictly return non-null for
12899 * config/i386/i386.c (ix86_canonical_va_list_type): Same.
12900 * gimplify.c (gimplify_va_arg_expr): Handle &va_list.
12902 2016-09-09 Peter Bergner <bergner@vnet.ibm.com>
12904 PR rtl-optimization/77289
12905 * lra-constraints.c (get_final_hard_regno): Add support for non hard
12906 register numbers. Remove support for subregs.
12907 (get_hard_regno): Use SUBREG_P. Don't call get_final_hard_regno().
12908 (get_reg_class): Delete removed get_final_hard_regno() argument.
12909 (uses_hard_regs_p): Call get_final_hard_regno().
12911 2016-09-09 Martin Sebor <msebor@redhat.com>
12915 * pretty-print.c (pp_quoted_string): New function.
12916 (pp_format): Call it for %c and %s directives.
12918 2016-09-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
12920 * doc/tm.texi.in (INITIAL_FRAME_POINTER_OFFSET): Remove.
12921 (ELIMINABLE_REGS, TARGET_CAN_ELIMINATE,
12922 INITIAL_ELIMINATION_OFFSET) : Update documentation.
12923 * target.def (frame_pointer_required, can_eliminate): Likewise.
12924 * doc/tm.texi: Regenerated.
12925 * builtins.c (expand_builtin_setjmp_receiver): Remove #ifdef
12927 * df-scan.c (df_hard_reg_init): Likewise.
12928 * ira.c (ira_setup_eliminable_regset): Likewise.
12929 * lra-eliminations.c (reg_eliminate_1, (update_reg_eliminate,
12930 init_elim_table): Likewise.
12931 * reload1.c (reg_eliminate_1, verify_initial_elim_offsets,
12932 set_initial_elim_offsets, update_eliminables,
12933 init_elim_table): Likewise.
12934 * rtlanal.c (get_initial_register_offset): Likewise.
12935 * config/ft32/ft32.h (INITIAL_FRAME_POINTER_OFFSET): Remove.
12936 * config/m32r/m32r.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
12937 * config/moxie/moxie.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
12938 * config/vax/vax.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
12939 * config/fr30/fr30.h: Fix comment.
12940 * config/frv/frv.c: Likewise.
12941 * config/frv/frv.h: Likewise.
12942 * config/ft32/ft32.h: Likewise.
12943 * config/visium/visium.h: Likewise.
12944 * config/pa/pa64-linux.h: Likewise.
12945 * config/v850/v850.h: Likewise.
12946 * config/cris/cris.c: Likewise.
12947 * config/ia64/ia64.h: Likewise.
12948 * config/moxie/moxie.h: Likewise.
12949 * config/m32r/m32r.h: Likewise.
12951 2016-09-10 Alexander Ivchenko <alexander.ivchenko@intel.com>
12954 * config.in: Regenerate.
12955 * config/i386/linux-common.h (MPX_LD_AS_NEEDED_GUARD_PUSH):
12957 (MPX_LD_AS_NEEDED_GUARD_PUSH): Ditto.
12958 (LIBMPXWRAPPERS_SPEC): Remove "--no-whole-archive" from
12959 static-libmpxwrappers case.
12960 (LIBMPX_SPEC): Add guards with MPX_LD_AS_NEEDED_GUARD_PUSH and
12961 MPX_LD_AS_NEEDED_GUARD_POP.
12962 * configure: Regenerate.
12963 * configure.ac (HAVE_LD_PUSHPOPSTATE_SUPPORT): New variable.
12964 defined if linker support "--push-state"/"--pop-state".
12966 2016-09-09 Bernd Edlinger <bernd.edlinger@hotmail.de>
12968 * doc/cpp.texi (__*_WIDTH__): Small wording fixes.
12970 2016-09-09 Joseph Myers <joseph@codesourcery.com>
12972 * doc/cpp.texi (__SCHAR_WIDTH__, __SHRT_WIDTH__, __INT_WIDTH__)
12973 (__LONG_WIDTH__, __LONG_LONG_WIDTH__, __PTRDIFF_WIDTH__)
12974 (__SIG_ATOMIC_WIDTH__, __SIZE_WIDTH__, __WCHAR_WIDTH__)
12975 (__WINT_WIDTH__, __INT_LEAST8_WIDTH__, __INT_LEAST16_WIDTH__)
12976 (__INT_LEAST32_WIDTH__, __INT_LEAST64_WIDTH__)
12977 (__INT_FAST8_WIDTH__, __INT_FAST16_WIDTH__, __INT_FAST32_WIDTH__)
12978 (__INT_FAST64_WIDTH__, __INTPTR_WIDTH__, __INTMAX_WIDTH__):
12980 * ginclude/stdint-gcc.h [__STDC_WANT_IEC_60559_BFP_EXT__]: Define
12981 width macros from TS 18661-1.
12982 * glimits.h [__STDC_WANT_IEC_60559_BFP_EXT__]: Likewise.
12984 2016-09-08 Jakub Jelinek <jakub@redhat.com>
12987 * omp-low.c (lower_rec_simd_input_clauses): Use max_vf for non-positive
12988 OMP_CLAUSE_SAFELEN_EXPR.
12990 2016-09-07 David Malcolm <dmalcolm@redhat.com>
12992 * Makefile.in (OBJS): Add substring-locations.o.
12993 * langhooks-def.h (class substring_loc): New forward decl.
12994 (lhd_get_substring_location): New decl.
12995 (LANG_HOOKS_GET_SUBSTRING_LOCATION): New macro.
12996 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_GET_SUBSTRING_LOCATION.
12997 * langhooks.c (lhd_get_substring_location): New function.
12998 * langhooks.h (class substring_loc): New forward decl.
12999 (struct lang_hooks): Add field get_substring_location.
13000 * substring-locations.c: New file, taking definition of
13001 format_warning_va and format_warning_at_substring from
13002 c-family/c-format.c, making them non-static.
13003 * substring-locations.h (class substring_loc): Move class here
13004 from c-family/c-common.h. Add and rewrite comments.
13005 (format_warning_va): New decl.
13006 (format_warning_at_substring): New decl.
13007 (get_source_location_for_substring): Add comment.
13009 2016-09-07 Eric Gallager <egall@gwmail.gwu.edu>
13011 * config/i386/i386.c: Add 'U' suffix to processor feature bits
13012 to avoid -Wnarrowing warning.
13013 * config/i386/x86-tune.def: Likewise for DEF_TUNE selector bitmasks.
13014 * opts.c: Likewise for SANITIZER_OPT bitmasks.
13016 2016-09-07 Wilco Dijkstra <wdijkstr@arm.com>
13018 * config/aarch64/aarch64.c (aarch64_legitimize_address):
13019 Avoid use of base_offset if offset already in range.
13021 2016-09-07 Kaz Kojima <kkojima@gcc.gnu.org>
13023 * config/sh/sh-protos.h (struct sh_atomic_model,
13024 selected_atomic_model, TARGET_ATOMIC_ANY, TARGET_ATOMIC_STRICT,
13025 TARGET_ATOMIC_SOFT_GUSA, TARGET_ATOMIC_HARD_LLCS,
13026 TARGET_ATOMIC_SOFT_TCB, TARGET_ATOMIC_SOFT_IMASK): Move to...
13027 * config/sh/sh.h (struct sh_atomic_model,
13028 selected_atomic_model, TARGET_ATOMIC_ANY, TARGET_ATOMIC_STRICT,
13029 TARGET_ATOMIC_SOFT_GUSA, TARGET_ATOMIC_HARD_LLCS,
13030 TARGET_ATOMIC_SOFT_TCB, TARGET_ATOMIC_SOFT_IMASK): ...here.
13031 Guard with __cplusplus.
13033 2016-09-06 Jakub Jelinek <jakub@redhat.com>
13036 * config/i386/i386.c (ix86_expand_builtin): For builtin with
13037 unsupported or unknown ISA, use expand_call.
13039 2016-09-06 Martin Liska <mliska@suse.cz>
13041 PR gcov-profile/77378
13042 PR gcov-profile/77466
13043 * tree-profile.c (tree_profiling): Detect whether target can use
13044 -fprofile-update=atomic.
13046 2016-09-06 Richard Biener <rguenther@suse.de>
13048 PR tree-optimization/77479
13049 * tree-vrp.c (update_value_range): Extend overflow handling to
13052 2016-09-05 Jakub Jelinek <jakub@redhat.com>
13055 * config/i386/i386.md (isa): Add x64_avx512bw.
13056 (*zero_extendsidi2): For alternative 11 use x64_avx512bw isa.
13057 (kmov_isa): New mode attr.
13058 (zero_extend<mode>di2): Use <kmov_isa> isa for the last alternative.
13059 (*zero_extend<mode>si2): Likewise.
13060 (*zero_extendqihi2): Use avx512dq isa for the last alternative.
13062 2016-09-05 Gerald Pfeifer <gerald@pfeifer.com>
13064 * doc/invoke.texi (SPU Options): nops -> NOPs.
13065 (x86 Options): Ditto.
13067 2016-09-05 Jakub Jelinek <jakub@redhat.com>
13069 PR middle-end/77475
13070 * toplev.c (process_options): Temporarily set input_location
13071 to UNKNOWN_LOCATION around targetm.target_option.override () call.
13073 2016-09-05 Uros Bizjak <ubizjak@gmail.com>
13075 PR rtl-optimization/77452
13076 * explow.c (plus_constant) <case MEM>: Extract scalar constant from
13077 inner-mode reference to a CONST_VECTOR constant in the constant pool.
13079 2016-09-05 Marek Polacek <polacek@redhat.com>
13082 * doc/invoke.texi: Update -Wlogical-not-parentheses documentation.
13084 2016-09-05 Jakub Jelinek <jakub@redhat.com>
13087 * gensupport.c (alter_output_for_subst_insn): Remove redundant
13088 *insn_out == '*' test. Don't copy unnecessary to yet another
13089 memory buffer, and don't leak it.
13091 PR rtl-optimization/77425
13092 * ipa-devirt.c (get_odr_type): Set val->id unconditionally.
13094 2016-09-03 Kirill Yukhin <kirill.yukhin@intel.com>
13096 * ubsan.c (ubsan_use_new_style_p): Fix check for empty string.
13098 2016-09-02 David Malcolm <dmalcolm@redhat.com>
13100 * common.opt (fdiagnostics-generate-patch): New option.
13101 * diagnostic.c: Include "edit-context.h".
13102 (diagnostic_initialize): Initialize context->edit_context_ptr.
13103 (diagnostic_finish): Delete context->edit_context_ptr.
13104 (diagnostic_report_diagnostic): Add fix-it hints from the
13105 diagnostic to context->edit_context_ptr, if any.
13106 * diagnostic.h (class edit_context): Add forward decl.
13107 (struct diagnostic_context): Add field "edit_context_ptr".
13108 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
13109 -fdiagnostics-generate-patch.
13110 (-fdiagnostics-generate-patch): New item.
13111 * toplev.c: Include "edit-context.h".
13112 (process_options): Set global_dc->edit_context_ptr to a new
13113 edit_context if the options need one.
13114 (toplev::main): Handle -fdiagnostics-generate-patch by using
13115 global_dc->edit_context_ptr.
13117 2016-09-02 Jakub Jelinek <jakub@redhat.com>
13120 * gimplify.c (gimplify_adjust_omp_clauses_1): Diagnose implicit
13121 map and firstprivate clauses on target construct for _Atomic
13123 (gimplify_adjust_omp_clauses): Diagnose explicit firstprivate clauses
13124 on target construct for _Atomic qualified decls.
13125 * omp-low.c (use_pointer_for_field): Return true for _Atomic qualified
13127 * omp-simd-clone.c (simd_clone_clauses_extract): Warn and give up for
13128 _Atomic qualified arguments not mentioned in uniform clause.
13130 2016-09-02 David Malcolm <dmalcolm@redhat.com>
13132 * Makefile.in (OBJS-libcommon): Add edit-context.o.
13133 * diagnostic-color.c (color_dict): Add "diff-filename",
13134 "diff-hunk", "diff-delete", and "diff-insert".
13135 (parse_gcc_colors): Update default value of GCC_COLORS in comment
13136 to reflect above changes.
13137 * doc/invoke.texi (-fdiagnostics-color): Update description of
13138 default GCC_COLORS, and of the supported capabilities.
13139 * edit-context.c: New file.
13140 * edit-context.h: New file.
13141 * input.c (struct fcache): Add field "missing_trailing_newline".
13142 (diagnostics_file_cache_forcibly_evict_file): Initialize it to
13144 (add_file_to_cache_tab): Likewise.
13145 (fcache::fcache): Likewise.
13146 (get_next_line): Update c->missing_trailing_newline.
13147 (location_missing_trailing_newline): New function.
13148 * input.h (location_missing_trailing_newline): New decl.
13149 * selftest-run-tests.c (selftest::run_tests): Call
13150 edit_context_c_tests.
13151 * selftest.h (edit_context_c_tests): New decl.
13153 2016-09-02 Jakub Jelinek <jakub@redhat.com>
13154 Richard Biener <rguenth@suse.de>
13156 PR tree-optimization/77444
13157 * tree-ssa-loop-ivopts.c (cand_value_at): For pointers use sizetype
13158 as steptype, remove redundant initialization.
13160 2016-09-02 Jakub Jelinek <jakub@redhat.com>
13163 * sanopt.c: Include gimple-ssa.h, tree-phinodes.h and ssa-iterators.h.
13164 (sanopt_optimize_walker): Optimize away
13165 __asan_before_dynamic_init (...) followed by
13166 __asan_after_dynamic_init () without intervening memory loads/stores.
13167 * ipa-pure-const.c (special_builtin_state): Handle
13168 BUILT_IN_ASAN_BEFORE_DYNAMIC_INIT and
13169 BUILT_IN_ASAN_AFTER_DYNAMIC_INIT.
13171 2016-09-02 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
13173 * cfg.c (free_original_copy_tables): Replace second assignment of
13174 bb_copy = NULL by bb_original = NULL.
13176 2016-09-02 Jakub Jelinek <jakub@redhat.com>
13179 * config/i386/i386.c (ix86_expanded_args_builtin): Remove redundant
13180 assignment added in r216794.
13182 2016-09-02 David Malcolm <dmalcolm@redhat.com>
13184 * Makefile.in (OBJS): Add typed-splay-tree.o.
13185 * selftest-run-tests.c (selftest::run_tests): Call
13186 typed_splay_tree_c_tests.
13187 * selftest.h (typed_splay_tree_c_tests): New decl.
13188 * typed-splay-tree.c: New file.
13189 * typed-splay-tree.h (typed_splay_tree::foreach_fn): New typedef.
13190 (typed_splay_tree::max): New method.
13191 (typed_splay_tree::min): New method.
13192 (typed_splay_tree::foreach): New method.
13193 (typed_splay_tree::closure): New struct.
13194 (typed_splay_tree::inner_foreach_fn): New function.
13196 2016-09-02 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
13198 * ipa-cp.c (ipcp_store_bits_results): Change option name from
13199 -fipa-cp-bit to -fipa-bit-cp.
13201 2016-09-01 Martin Sebor <msebor@redhat.com>
13203 PR tree-optimization/71831
13204 * tree-object-size.h: Return bool instead of the size and add
13205 argument for the size.
13206 * tree-object-size.c (compute_object_offset): Update signature.
13207 (addr_object_size): Same.
13208 (compute_builtin_object_size): Return bool instead of the size
13209 and add argument for the size. Handle POINTER_PLUS_EXPR when
13210 optimization is disabled.
13211 (expr_object_size): Adjust.
13212 (plus_stmt_object_size): Adjust.
13213 (pass_object_sizes::execute): Adjust.
13214 * builtins.c (fold_builtin_object_size): Adjust.
13215 * doc/extend.texi (Object Size Checking): Update.
13216 * ubsan.c (instrument_object_size): Adjust.
13218 2016-09-01 Martin Sebor <msebor@redhat.com>
13220 * genmatch.c (parser::parse_expr): Increase buffer size to guarantee
13221 it fits the output of the formatted function regardless of its
13223 * genmodes.c (parser::parse_expr): Same.
13224 * gimplify.c (gimplify_asm_expr): Same.
13225 * passes.c (pass_manager::register_one_dump_file): Same.
13226 * print-tree.c (print_node): Same.
13228 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
13230 * config/rs6000/altivec.md: Use VSCR_REGNO instead of 110 throughout.
13232 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
13234 * config/rs6000/altivec.md: Use VRSAVE_REGNO instead of 109 throughout.
13236 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
13238 * config/rs6000/altivec.md: Use CR6_REGNO instead of 74 throughout.
13239 * config/rs6000/vector.md: Ditto.
13240 * config/rs6000/vsx.md: Ditto.
13242 2016-09-01 Eric Botcazou <ebotcazou@adacore.com>
13244 * ipa-inline-analysis.c (param_change_prob): Get to the base object
13245 first in all cases.
13247 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
13249 * config/rs6000/rs6000.md (*restore_gpregs_<mode>_r11,
13250 *restore_gpregs_<mode>_r12, *restore_gpregs_<mode>_r1,
13251 *return_and_restore_gpregs_<mode>_r11,
13252 *return_and_restore_gpregs_<mode>_r12,
13253 *return_and_restore_gpregs_<mode>_r1,
13254 *return_and_restore_fpregs_<mode>_r11,
13255 *return_and_restore_fpregs_<mode>_r12,
13256 *return_and_restore_fpregs_<mode>_r1): Use the hard register LR_REGNO
13257 directly instead of via the "l" constraint. Renumber operands.
13260 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
13262 * config/rs6000/altivec.md (*save_world, *save_vregs_<mode>_r11,
13263 save_vregs_<mode>_r12, *restore_vregs_<mode>_r11,
13264 *restore_vregs_<mode>_r12): Use LR_REGNO instead of 65.
13265 * config/rs6000/darwin.md (load_macho_picbase, load_macho_picbase_si,
13266 load_macho_picbase_di, *call_indirect_nonlocal_darwin64,
13267 *call_nonlocal_darwin64, *call_value_indirect_nonlocal_darwin64,
13268 *call_value_nonlocal_darwin64, reload_macho_picbase,
13269 reload_macho_picbase_si, reload_macho_picbase_di): Ditto.
13270 * config/rs6000/rs6000.h (RETURN_ADDR_IN_PREVIOUS_FRAME): Ditto.
13271 * config/rs6000/rs6000.md (*save_gpregs_<mode>_r11,
13272 *save_gpregs_<mode>_r12, *save_gpregs_<mode>_r1,
13273 *save_fpregs_<mode>_r11, *save_fpregs_<mode>_r12,
13274 *save_fpregs_<mode>_r1): Ditto.
13275 * config/rs6000/spe.md (*save_gpregs_spe, *restore_gpregs_spe,
13276 *return_and_restore_gpregs_spe): Ditto.
13278 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
13280 * config/rs6000/rs6000.md
13281 (define_insn "*return_and_restore_fpregs_aix_<mode>_r11"): Delete
13282 the use of the link register.
13283 (define_insn "*return_and_restore_fpregs_aix_<mode>_r1"): Ditto.
13285 2016-09-01 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13286 Michael Meissner <meissner@linux.vnet.ibm.com>
13289 * config/rs6000/rs6000.c (rs6000_legitimize_address): Avoid
13290 reg+reg addressing for TImode.
13291 (rs6000_legitimate_address_p): Only allow register indirect
13292 addressing for TImode, even without TARGET_QUAD_MEMORY.
13294 2016-09-01 Richard Biener <rguenther@suse.de>
13296 PR middle-end/77436
13297 * tree-chrec.c (tree_fold_binomial): Use widest_int, properly
13298 check whether the result fits the desired result type.
13300 2016-09-01 Nathan Sidwell <nathan@acm.org>
13302 * config/nvptx/nvptx.md (cbranch<mode>4): Op 2 can be const.
13304 2016-09-01 Wilco Dijkstra <wdijkstr@arm.com>
13306 * config/aarch64/aarch64.c (aarch64_legitimize_address_displacement):
13308 (TARGET_LEGITIMIZE_ADDRESS_DISPLACEMENT): Define.
13310 2016-09-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13312 * config/aarch64/aarch64.md (*ands<mode>_compare0): New pattern.
13313 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Return CC_NZmode
13314 for comparisons of integer ZERO_EXTEND against zero.
13316 2016-09-01 Eric Botcazou <ebotcazou@adacore.com>
13318 * config/i386/i386.c (ix86_option_override_internal): Also disable the
13319 STV pass if -mstackrealign is enabled.
13321 2016-08-31 Ilya Verbin <iverbin@gmail.com>
13323 * config/i386/driver-i386.c (host_detect_local_cpu): Fix detection of
13326 2016-08-31 David Malcolm <dmalcolm@redhat.com>
13328 * diagnostic-show-locus.c (class layout): Add field m_fixit_hints.
13329 (layout_range::intersects_line_p): New method.
13330 (test_range_contains_point_for_single_point): Rename to...
13331 (test_layout_range_for_single_point): ...this, and add testing
13332 for layout_range::intersects_line_p.
13333 (test_range_contains_point_for_single_line): Rename to...
13334 (test_layout_range_for_single_line): ...this, and add testing
13335 for layout_range::intersects_line_p.
13336 (test_range_contains_point_for_multiple_lines): Rename to...
13337 (test_layout_range_for_multiple_lines): ...this, and add testing
13338 for layout_range::intersects_line_p.
13339 (layout::layout): Populate m_fixit_hints.
13340 (layout::get_expanded_location): Handle the case of a line-span
13342 (layout::validate_fixit_hint_p): New method.
13343 (get_line_span_for_fixit_hint): New function.
13344 (layout::calculate_line_spans): Add spans for fixit-hints.
13345 (layout::should_print_annotation_line_p): New method.
13346 (layout::print_any_fixits): Drop param "richloc", instead using
13347 validated fixits in m_fixit_hints. Add "const" to hint pointers.
13348 (diagnostic_show_locus): Avoid printing blank annotation lines.
13349 (selftest::test_diagnostic_context::test_diagnostic_context):
13350 Initialize show_column and start_span.
13351 (selftest::test_diagnostic_context::start_span_cb): New static
13353 (selftest::test_diagnostic_show_locus_fixit_lines): New function.
13354 (selftest::diagnostic_show_locus_c_tests): Update for function
13355 renamings. Call test_diagnostic_show_locus_fixit_lines.
13357 2016-08-31 Marc Glisse <marc.glisse@inria.fr>
13359 PR tree-optimization/73714
13360 * match.pd (a * (1 << b)): Revert change from 2016-05-23.
13362 2016-08-31 David Malcolm <dmalcolm@redhat.com>
13364 * selftest.c: Move "namespace selftest {" to top of file,
13365 removing explicit "selftest::" qualifiers throughout.
13367 2016-08-31 Marc Glisse <marc.glisse@inria.fr>
13369 * config/i386/avx512fintrin.h (__m512_u, __m512i_u, __m512d_u):
13371 (_mm512_loadu_pd, _mm512_storeu_pd, _mm512_loadu_ps,
13372 _mm512_storeu_ps, _mm512_loadu_si512, _mm512_storeu_si512):
13373 Replace builtin with vector extension.
13374 * config/i386/avxintrin.h (__m256_u, __m256i_u, __m256d_u):
13376 (_mm256_loadu_pd, _mm256_storeu_pd, _mm256_loadu_ps,
13377 _mm256_storeu_ps, _mm256_loadu_si256, _mm256_storeu_si256):
13378 Replace builtin with vector extension.
13379 * config/i386/emmintrin.h (__m128i_u, __m128d_u): New types.
13380 (_mm_loadu_pd, _mm_storeu_pd, _mm_loadu_si128, _mm_storeu_si128):
13381 Replace builtin with vector extension.
13382 * config/i386/xmmintrin.h (__m128_u): New type.
13383 (_mm_loadu_ps, _mm_storeu_ps): Replace builtin with vector extension.
13384 (_mm_load_ps, _mm_store_ps): Simplify.
13386 2016-08-31 Eric Botcazou <ebotcazou@adacore.com>
13388 * config/arm/arm.c (thumb1_size_rtx_costs) <SET>: Add missing guard.
13390 2016-08-30 David Malcolm <dmalcolm@redhat.com>
13392 * diagnostic-show-locus.c (colorizer::begin_state): Support more
13393 than 3 ranges per diagnostic by alternating between color 1 and
13395 (layout::layout): Replace use of rich_location::MAX_RANGES
13396 with richloc->get_num_locations ().
13397 (layout::calculate_line_spans): Replace use of
13398 rich_location::MAX_RANGES with m_layout_ranges.length ().
13399 (layout::print_annotation_line): Handle arbitrary numbers of
13400 ranges in caret-printing by defaulting to '^'.
13401 (selftest::test_one_liner_many_fixits): New function.
13402 (test_diagnostic_show_locus_one_liner): Call it.
13403 * diagnostic.c (diagnostic_initialize): Update for renaming
13404 of rich_location::MAX_RANGES to
13405 rich_location::STATICALLY_ALLOCATED_RANGES.
13406 * diagnostic.h (struct diagnostic_context): Likewise.
13408 2016-08-30 David Malcolm <dmalcolm@redhat.com>
13410 * selftest.c (selftest::named_temp_file::named_temp_file): New
13412 (selftest::temp_source_file::~temp_source_file): Move to...
13413 (selftest::named_temp_file::~named_temp_file): ...here.
13414 (selftest::test_named_temp_file): New function.
13415 (selftest::selftest_c_tests): Call test_named_temp_file.
13416 * selftest.h (class named_temp_file): New class.
13417 (class temp_source_file): Convert to a subclass of named_temp_file.
13419 2016-08-30 Segher Boessenkool <segher@kernel.crashing.org>
13421 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Do not emit
13422 USEs of LR_REGNO in returns and sibcalls.
13423 (rs6000_output_mi_thunk): Similar.
13424 (rs6000_sibcall_aix): Similar.
13425 * config/rs6000/rs6000.md (sibcall, sibcall_value, sibcall_local32,
13426 sibcall_local64, sibcall_value_local32, sibcall_value_local64,
13427 sibcall_nonlocal_sysv<mode>, sibcall_value_nonlocal_sysv<mode>):
13428 Remove the USE of LR_REGNO from the patterns as well. Delete an
13430 (return_internal_<mode>): Delete.
13432 2016-08-30 Tamar Christina <tamar.christina@arm.com>
13434 * config/aarch64/aarch64-simd.md
13435 (aarch64_ld2<mode>_dreg_le): New.
13436 (aarch64_ld2<mode>_dreg_be): New.
13437 (aarch64_ld2<mode>_dreg): Removed.
13438 (aarch64_ld3<mode>_dreg_le): New.
13439 (aarch64_ld3<mode>_dreg_be): New.
13440 (aarch64_ld3<mode>_dreg): Removed.
13441 (aarch64_ld4<mode>_dreg_le): New.
13442 (aarch64_ld4<mode>_dreg_be): New.
13443 (aarch64_ld4<mode>_dreg): Removed.
13444 (aarch64_ld<VSTRUCT:nregs><VDC:mode>): Wrapper around _le, _be.
13446 2016-08-30 David Malcolm <dmalcolm@redhat.com>
13448 * diagnostic-show-locus.c (test_one_liner_fixit_insert): Remove
13449 redundant location param.
13450 (test_one_liner_fixit_remove): Likewise.
13451 (test_one_liner_fixit_replace): Likewise.
13452 (test_one_liner_fixit_replace_equal_secondary_range): Likewise.
13453 * gcc-rich-location.c
13454 (gcc_rich_location::add_fixit_misspelled_id): Eliminate call to
13455 get_range_from_loc. Drop overload taking a const char *.
13456 * gcc-rich-location.h
13457 (gcc_rich_location::add_fixit_misspelled_id): Drop overload taking
13460 2016-08-30 Szabolcs Nagy <szabolcs.nagy@arm.com>
13462 * config/linux.c (linux_libc_has_function): Return true on musl.
13464 2016-08-30 Szabolcs Nagy <szabolcs.nagy@arm.com>
13466 * config.gcc (*-*-*musl*): Disable gnu-indirect-function.
13468 2016-08-30 Eric Botcazou <ebotcazou@adacore.com>
13470 * postreload-gcse.c (bb_has_well_behaved_predecessors): Tweak criterion
13471 used for abnormal egdes.
13473 2016-08-30 Jakub Jelinek <jakub@redhat.com>
13475 PR tree-optimization/72866
13476 * tree-vect-patterns.c (search_type_for_mask): Turn into
13477 a small wrapper, move all code to ...
13478 (search_type_for_mask_1): ... this new function. Add caching
13479 and adjust recursive calls.
13482 * dwarf2out.c (modified_type_die): Use lookup_type_die (type)
13483 instead of lookup_type_die (type_main_variant (type)) even for array
13486 PR middle-end/77377
13487 * simplify-rtx.c (avoid_constant_pool_reference): For out of bounds
13488 constant pool reference return x instead of c.
13490 2016-08-29 Segher Boessenkool <segher@kernel.crashing.org>
13492 * config/rs6000/rs6000.h (CALL_REALLY_USED_REGISTERS): Do not
13495 2016-08-29 David Malcolm <dmalcolm@redhat.com>
13498 (selftest::test_make_location_nonpure_range_endpoints): Fix
13501 2016-08-29 David Malcolm <dmalcolm@redhat.com>
13503 * diagnostic-show-locus.c
13504 (selftest::test_one_liner_fixit_validation_adhoc_locations): New
13506 (selftest::test_diagnostic_show_locus_one_liner): Call it.
13507 * input.c (get_pure_location): Move to libcpp/line-map.c.
13508 * input.h (get_pure_location): Convert decl to an inline function
13509 calling implementation in libcpp.
13511 2016-08-29 Uros Bizjak <ubizjak@gmail.com>
13514 * config/i386/sse.md (vec_set_lo_<mode><mask_name>): Fix assembler
13515 template for intel asm dialect.
13516 (vec_set_hi_<mode><mask_name>): Ditto.
13518 2016-08-29 David Malcolm <dmalcolm@redhat.com>
13520 * selftest.h (selftest::fail): Add ATTRIBUTE_NORETURN.
13521 (selftest::fail_formatted): Likewise.
13523 2016-08-29 David Malcolm <dmalcolm@redhat.com>
13525 * input.c (make_location): Call get_start and get_finish
13526 on the endpoints to avoid storing packed ranges or ad-hoc
13528 (selftest::test_make_location_nonpure_range_endpoints): New function.
13529 (selftest::input_c_tests): Call it.
13530 * input.h (get_start): New inline function.
13532 2016-08-29 Tom de Vries <tom@codesourcery.com>
13535 * gimplify.c (gimplify_va_arg_expr): Replace first argument type error
13538 2016-08-29 Eric Botcazou <ebotcazou@adacore.com>
13540 * Makefile.in (gcov-iov.h): Add dummy recipe.
13542 2016-08-29 Nathan Sidwell <nathan@acm.org>
13544 * config/nvptx/nvptx.c: #include tree-vrp.h.
13546 2016-08-28 Eric Botcazou <ebotcazou@adacore.com>
13549 * config/sparc/sparc.c (sparc_legitimate_address_p): Accept special
13550 HIGH+LO construct during reload.
13552 2016-08-28 Tom de Vries <tom@codesourcery.com>
13555 * config/i386/i386.c (ix86_build_builtin_va_list_64): Tag type with
13556 'sysv_abi va_list' attribute.
13557 (ix86_build_builtin_va_list): Tag type with 'ms_abi va_list' attribute.
13558 (ix86_canonical_va_list_type): Handle 'sysv_abi/ms_abi va_list'
13561 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
13563 * emit-rtl.h (struct rtl_data): Make stack_slot_list a vector.
13564 * emit-rtl.c (unshare_all_rtl_1): Adjust.
13565 (unshare_all_rtl_again): Likewise.
13566 * function.c (assign_stack_local_1): Likewise.
13567 (assign_stack_temp_for_type): Likewise.
13569 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
13571 * cfgbuild.c (make_edges): Adjust.
13572 * cfgrtl.c (can_delete_label_p): Likewise.
13573 * dwarf2cfi.c (create_trace_edges): Likewise.
13574 * except.c (sjlj_emit_dispatch_table): Likewise.
13575 * function.h (struct expr_status): make x_forced_labels a vector.
13576 * jump.c (rebuild_jump_labels_1): Adjust.
13577 * reload1.c (set_initial_label_offsets): Likewise.
13578 * stmt.c (force_label_rtx): Likewise.
13579 (expand_label): Likewise.
13581 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
13583 * haifa-sched.c (fix_recovery_deps): Make ready_list a vector.
13585 2016-08-27 Patrick Palka <ppalka@gcc.gnu.org>
13587 PR tree-optimization/71077
13588 PR tree-optimization/68542
13589 * fold-const.c (fold_relational_const): Fix folding of
13590 VECTOR_CST comparisons that have a scalar boolean result type.
13591 (selftest::test_vector_folding): New static function.
13592 (selftest::fold_const_c_tests): Call it.
13594 2016-08-27 Gerald Pfeifer <gerald@pfeifer.com>
13596 * doc/extend.texi (SPU Built-in Functions): Remove stale
13597 references to material formerly at IBM and Sony.
13599 2016-08-26 David Edelsohn <dje.gcc@gmail.com>
13602 * config/rs6000/xcoff.h (DWARF_OFFSET_SIZE): Define as PTR_SIZE.
13604 2016-08-26 David Malcolm <dmalcolm@redhat.com>
13606 * diagnostic-show-locus.c
13607 (selftest::test_fixit_consolidation): New function.
13608 (selftest::diagnostic_show_locus_c_tests): Call it.
13609 * gcc-rich-location.h (gcc_rich_location): Eliminate unused
13610 constructor based on source_range.
13612 2016-08-26 David Malcolm <dmalcolm@redhat.com>
13614 * diagnostic-color.c (color_dict): Add "fixit-insert" and
13616 (parse_gcc_colors): Update description of default GCC_COLORS.
13617 * diagnostic-show-locus.c (colorizer::set_fixit_hint): Delete.
13618 (colorizer::set_fixit_insert): New method.
13619 (colorizer::set_fixit_delete): New method.
13620 (colorizer::get_color_by_name): New method.
13621 (colorizer::STATE_FIXIT_INSERT): New constant.
13622 (colorizer::STATE_FIXIT_DELETE): New constant.
13623 (class colorizer): Drop "_cs" suffix from fields. Delete "_ce"
13624 fields in favor of new field "m_stop_color". Add fields
13625 "m_fixit_insert" and "m_fixit_delete".
13626 (colorizer::colorizer): Update for above changes. Replace
13627 colorize_start calls with calls to get_color_by_name.
13628 (colorizer::begin_state): Handle STATE_FIXIT_INSERT and
13629 STATE_FIXIT_DELETE. Update for field renamings.
13630 (colorizer::finish_state): Simplify by using m_stop_color,
13631 rather than multiple identical "*_ce" fields.
13632 (colorizer::get_color_by_name): New method.
13633 (layout::print_any_fixits): Print insertions and replacements
13634 using the "fixit-insert" color, and deletions using the
13635 "fixit-delete" color.
13636 * doc/invoke.texi (-fdiagnostics-color): Update description of
13637 default GCC_COLORS, and of the supported capabilities.
13639 2016-08-26 Max Filippov <jcmvbkbc@gmail.com>
13641 * config/xtensa/xtensa.c (xtensa_expand_prologue): Update
13642 current_function_static_stack_size variable with the static
13643 stack frame size of the current function when
13644 flag_stack_usage_info is enabled.
13646 2016-08-26 Nathan Sidwell <nathan@acm.org>
13648 * ipa-inline-analysis.c (inline_write_summary): Remove unnecessary
13649 assignment inside if condition.
13651 2016-08-26 Richard Biener <rguenther@suse.de>
13653 PR tree-optimization/69047
13654 * tree-ssa.c (maybe_rewrite_mem_ref_base): Handle general bitfield
13655 extracts similar to what FRE does.
13656 (non_rewritable_mem_ref_base): Likewise.
13658 2016-08-26 Joseph Myers <joseph@codesourcery.com>
13660 * config/i386/i386.c (ix86_libgcc_floating_mode_supported_p)
13661 (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Remove.
13662 * config/i386/i386elf.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
13663 * config/i386/lynx.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
13664 * config/i386/netbsd-elf.h (IX86_MAYBE_NO_LIBGCC_TFMODE):
13666 * config/i386/netbsd64.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
13667 * config/i386/nto.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
13668 * config/i386/openbsd.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
13669 * config/i386/rtemself.h (IX86_NO_LIBGCC_TFMODE): Likewise.
13670 * config/i386/vxworks.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
13672 2016-08-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13675 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_muld): Reduce
13676 reservation duration to 15 cycles.
13677 (cortex_a8_vfp_macs): Likewise.
13678 (cortex_a8_vfp_macd): Likewise.
13679 (cortex_a8_vfp_divs): Likewise.
13680 (cortex_a8_vfp_divd): Likewise.
13682 2016-08-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13684 * config/arm/arm.c (arm_sets_movw_movt_fusible_p): New function.
13685 (aarch_macro_fusion_pair_p): Use above to avoid early return.
13687 2016-08-26 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
13688 Martin Jambhor <mjambor@suse.cz>
13690 * common.opt: New option -fipa-bit-cp.
13691 * doc/invoke.texi: Document -fipa-bit-cp.
13692 * opts.c (default_options_table): Add entry for -fipa-bit-cp.
13693 (enable_fdo_optimizations): Check for flag_ipa_bit_cp.
13694 * tree-ssa-ccp.h: New header file.
13695 * tree-ssa-ccp.c: Include tree-ssa-ccp.h
13696 (bit_value_binop_1): Change to bit_value_binop_1 and export it.
13697 Replace all occurences of tree parameter by two new params: signop, int.
13698 (bit_value_unop_1): Change to bit_value_unop and export it.
13699 Replace all occurences of tree parameter by two new params: signop,
13701 (bit_value_binop): Change call from bit_value_binop_1 to
13703 (bit_value_assume_aligned): Likewise.
13704 (bit_value_unop): Change call from bit_value_unop_1 to bit_value_unop.
13705 (do_ssa_ccp): Pass nonzero_p || flag_ipa_cp_bit instead of nonzero_p
13707 (ccp_finalize): Skip processing if val->mask == 0.
13708 * ipa-cp.c: Include tree-ssa-ccp.h
13709 (ipcp_bits_lattice): New class.
13710 (ipcp_param_lattice (bits_lattice): New member.
13711 (print_all_lattices): Call ipcp_bits_lattice::print.
13712 (set_all_contains_variable): Call ipcp_bits_lattice::set_to_bottom.
13713 (initialize_node_lattices): Likewise.
13714 (propagate_bits_accross_jump_function): New function.
13715 (propagate_constants_accross_call): Call
13716 propagate_bits_accross_jump_function.
13717 (ipcp_propagate_stage): Store parameter types when in_lto_p is true.
13718 (ipcp_store_bits_results): New function.
13719 (ipcp_driver): Call ipcp_store_bits_results.
13720 * ipa-prop.h (ipa_bits): New struct.
13721 (ipa_jump_func): Add new member bits of type ipa_bits.
13722 (ipa_param_descriptor): Change decl to decl_or_type.
13723 (ipa_get_param): Change decl to decl_or_type and assert on
13725 (ipa_get_type): New function.
13726 (ipcp_transformation_summary): New member bits.
13727 * ipa-prop.c (ipa_get_param_decl_index_1): s/decl/decl_or_type.
13728 (ipa_populate_param_decls): Likewise.
13729 (ipa_dump_param): Likewise.
13730 (ipa_print_node_jump_functions_for_edge): Pretty-print ipa_bits jump
13732 (ipa_set_jf_unknown): Set ipa_bits::known to false.
13733 (ipa_compute_jump_functions_for_edge): Compute jump function for bits
13735 (ipa_node_params_t::duplicate): Copy src->bits into dst->bits.
13736 (ipa_write_jump_function): Add streaming for ipa_bits.
13737 (ipa_read_jump_function): Add support for reading streamed ipa_bits.
13738 (write_ipcp_transformation_info): Add streaming for ipa_bits
13739 summary for ltrans.
13740 (read_ipcp_transfomration_info): Add support for reading streamed
13742 (ipcp_update_bits): New function.
13743 (ipcp_transform_function): Call ipcp_update_bits.
13745 2016-08-25 Szabolcs Nagy <szabolcs.nagy@arm.com>
13747 * config/mips/linux.h (MUSL_DYNAMIC_LINKER32): Update.
13748 (MUSL_DYNAMIC_LINKER64, MUSL_DYNAMIC_LINKERN32): Update.
13750 2016-08-25 David Edelsohn <dje.gcc@gmail.com>
13752 * multiple_target.c (pass_data_dispatcher_calls): Fix typo.
13754 2016-08-25 Richard Biener <rguenther@suse.de>
13756 * dwarf2out.c (gen_remaining_tmpl_value_param_die_attributes):
13757 Only add locations in late dwarf.
13758 (gen_scheduled_generic_parms_dies): Do not set early dwarf here.
13759 (dwarf2out_early_finish): But do it here.
13761 2016-08-24 Michael Collison <michael.collison@linaro.org>
13762 Michael Collison <michael.collison@arm.com>
13764 * config/arm/arm-modes.def: Add new condition code mode CC_V
13765 to represent the overflow bit.
13766 * config/arm/arm.c (maybe_get_arm_condition_code):
13767 Add support for CC_Vmode.
13768 (arm_gen_unlikely_cbranch): New function to generate common
13769 rtl conditional branches for overflow patterns.
13770 * config/arm/arm-protos.h: Add prototype for
13771 arm_gen_unlikely_cbranch.
13772 * config/arm/arm.md (addv<mode>4, add<mode>3_compareV,
13773 addsi3_compareV_upper): New patterns to support signed
13774 builtin overflow add operations.
13775 (uaddv<mode>4, add<mode>3_compareC, addsi3_compareV_upper):
13776 New patterns to support unsigned builtin add overflow operations.
13777 (subv<mode>4, sub<mode>3_compare1): New patterns to support signed
13778 builtin overflow subtract operations,
13779 (usubv<mode>4): New patterns to support unsigned builtin subtract
13780 overflow operations.
13781 (negvsi3, negvdi3, negdi2_compare, negsi2_carryin_compare): New patterns
13782 to support builtin overflow negate operations.
13784 2016-08-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13787 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
13789 * explow.c (get_dynamic_stack_size): Take known alignment of stack
13790 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
13793 2016-08-24 Thomas Preud'homme <thomas.preudhomme@arm.com>
13795 * doc/fragments.texi (MULTILIB_REUSE): Mention that only options in
13796 MULTILIB_OPTIONS should be used. Small wording fixes.
13797 * genmultilib: Memorize set of all option combinations in
13798 combination_space. Detect if RHS of MULTILIB_REUSE uses an option not
13799 found in MULTILIB_OPTIONS by checking if option set is listed in
13800 combination_space. Output new and existing error message to stderr.
13802 2016-08-24 Thomas Preud'homme <thomas.preudhomme@arm.com>
13804 * config/arm/t-aprofile (MULTILIB_MATCHES): Add mapping for
13805 -mcpu=cortex-a7, -mfpu=neon-fp16, -mfpu=fpv5-d16 and -mfpu=fp-armv8.
13806 Fix typo in -mfpu=vfpv3-d16-fp16 mapping.
13807 (MULTILIB_REUSE): Remove reuse rules for option set including
13808 -mfpu=fp-armv8 and -mfpu=vfpv4
13810 2016-08-24 Sebastian Huber <sebastian.huber@embedded-brains.de>
13812 * config/arm/t-rtems: Add vfp multilib.
13814 2016-08-23 Ian Lance Taylor <iant@golang.org>
13816 * config/s390/s390.c (s390_asm_file_start): Call
13817 default_file_start.
13819 2016-08-23 Michael Meissner <meissner@linux.vnet.ibm.com>
13821 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Set
13822 initialization of all 0's to the 0 constant, instead of directly
13823 generating XOR. Add support for V4SImode vector initialization on
13824 64-bit systems with direct move, and rework the ISA 3.0 V4SImode
13825 initialization. Change variables used in V4SFmode vector
13826 intialization. For V4SFmode vector splat on ISA 3.0, make sure
13827 any memory addresses are in index form. Add support for using
13828 VSPLTH/VSPLTB to initialize vector short and vector char vectors
13829 with all of the same element.
13830 (regno_or_subregno): New helper function to return a register
13831 number for either REG or SUBREG.
13832 (rs6000_adjust_vec_address): Do not generate ADDI <reg>,R0,<num>.
13833 Use regno_or_subregno where possible.
13834 (rs6000_split_v4si_init_di_reg): New helper function to build up a
13835 DImode value from two SImode values in order to generate V4SImode
13836 vector initialization on 64-bit systems with direct move.
13837 (rs6000_split_v4si_init): Split up the insns for a V4SImode vector
13839 (rtx_is_swappable_p): V4SImode vector initialization insn is not
13841 * config/rs6000/rs6000-protos.h (rs6000_split_v4si_init): Add
13843 * config/rs6000/vsx.md (VSX_SPLAT_I): New mode iterators and
13844 attributes to initialize V8HImode and V16QImode vectors with the
13846 (VSX_SPLAT_COUNT): Likewise.
13847 (VSX_SPLAT_SUFFIX): Likewise.
13848 (UNSPEC_VSX_VEC_INIT): New unspec.
13849 (vsx_concat_v2sf): Eliminate using 'preferred' register classes.
13850 Allow SFmode values to come from Altivec registers.
13851 (vsx_init_v4si): New insn/split for V4SImode vector initialization
13852 on 64-bit systems with direct move.
13853 (vsx_splat_<mode>, VSX_W iterator): Rework V4SImode and V4SFmode
13854 vector initializations, to allow V4SImode vector initializations
13855 on 64-bit systems with direct move.
13856 (vsx_splat_v4si): Likewise.
13857 (vsx_splat_v4si_di): Likewise.
13858 (vsx_splat_v4sf): Likewise.
13859 (vsx_splat_v4sf_internal): Likewise.
13860 (vsx_xxspltw_<mode>, VSX_W iterator): Eliminate using 'preferred'
13862 (vsx_xxspltw_<mode>_direct, VSX_W iterator): Likewise.
13863 (vsx_vsplt<VSX_SPLAT_SUFFIX>_di): New insns to support
13864 initializing V8HImode and V16QImode vectors with the same
13866 * config/rs6000/rs6000.h (TARGET_DIRECT_MOVE_64BIT): Disallow
13867 optimization if -maltivec=be.
13869 2016-08-23 Christophe Lyon <christophe.lyon@linaro.org>
13871 * config/arm/arm.md (arm_movqi_insn): Swap predicable_short_it
13872 attribute for alternatives 3 and 4.
13874 2016-08-23 David Malcolm <dmalcolm@redhat.com>
13876 * selftest.c (selftest::assert_str_contains): New function.
13877 (selftest::test_assertions): Verify ASSERT_STR_CONTAINS.
13878 * selftest.h (selftest::assert_str_contains): New decl.
13879 (ASSERT_STR_CONTAINS): New macro.
13881 2016-08-23 Richard Biener <rguenther@suse.de>
13883 PR tree-optimization/77286
13884 * tree-vect-loop.c (vect_analyze_loop_form_1): Do not modify
13886 (vect_transform_loop): Split exit edges of loop and scalar
13887 loop if required and at the appropriate time.
13889 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
13891 * explow.c (get_dynamic_stack_size): Take known alignment of stack
13892 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
13894 Correct a typo in a comment.
13896 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
13898 * config/s390/s390.md ("*andc_split"): New splitter for and with
13901 2016-08-23 Richard Biener <rguenther@suse.de>
13903 PR tree-optimization/27336
13904 * tree-vrp.c (infer_value_range): Handle stmts that can throw
13905 by looking for a non-EH edge.
13906 (process_assert_insertions_for): Likewise.
13908 2016-08-23 Richard Biener <rguenther@suse.de>
13910 PR middle-end/77305
13911 * statistics.c (statistics_counter_event): Robustify against
13914 2016-08-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
13916 * config/i386/i386.c (processor_alias_table): Enable PTA_PRFCHW
13917 for targets amdfam10 and barcelona.
13919 2016-08-22 Uros Bizjak <ubizjak@gmail.com>
13921 * config/i386/i386.md (*zero_extendsidi2): Add (*r,*k) alternative.
13922 (zero_extend<mode>di2): Ditto.
13923 (*zero_extend<mode>si2): Ditto.
13924 (*zero_extendqihi2): Ditto.
13926 2016-08-22 Joseph Myers <joseph@codesourcery.com>
13928 PR middle-end/77269
13929 * builtins.c (fold_builtin_classify): Use builtin_decl_explicit
13930 (BUILT_IN_SIGNBIT) to expand __builtin_isinf_sign.
13932 2016-08-22 Patrick Palka <ppalka@gcc.gnu.org>
13934 * print-tree.c (print_node) [VECTOR_CST]: Coalesce the output of
13935 identical consecutive elements.
13936 [SSA_NAME]: Print the name's def stmt on its own line. When printing
13937 the node's def stmt, avoid printing an unwanted trailing newline by
13938 replacing the call to print_gimple_stmt() with its inlined body and
13939 adjusting it to not set pp_needs_newline and to call pp_flush()
13940 instead of pp_newline_and_flush().
13942 2016-08-22 Joseph Myers <joseph@codesourcery.com>
13944 * tree.h (CASE_FLT_FN_FLOATN_NX, float16_type_node)
13945 (float32_type_node, float64_type_node, float32x_type_node)
13946 (float128x_type_node): New macros.
13947 * builtin-types.def (BT_FLOAT16, BT_FLOAT32, BT_FLOAT64)
13948 (BT_FLOAT128, BT_FLOAT32X, BT_FLOAT64X, BT_FLOAT128X)
13949 (BT_FN_FLOAT16, BT_FN_FLOAT32, BT_FN_FLOAT64, BT_FN_FLOAT128)
13950 (BT_FN_FLOAT32X, BT_FN_FLOAT64X, BT_FN_FLOAT128X)
13951 (BT_FN_FLOAT16_FLOAT16, BT_FN_FLOAT32_FLOAT32)
13952 (BT_FN_FLOAT64_FLOAT64, BT_FN_FLOAT128_FLOAT128)
13953 (BT_FN_FLOAT32X_FLOAT32X, BT_FN_FLOAT64X_FLOAT64X)
13954 (BT_FN_FLOAT128X_FLOAT128X, BT_FN_FLOAT16_CONST_STRING)
13955 (BT_FN_FLOAT32_CONST_STRING, BT_FN_FLOAT64_CONST_STRING)
13956 (BT_FN_FLOAT128_CONST_STRING, BT_FN_FLOAT32X_CONST_STRING)
13957 (BT_FN_FLOAT64X_CONST_STRING, BT_FN_FLOAT128X_CONST_STRING)
13958 (BT_FN_FLOAT16_FLOAT16_FLOAT16, BT_FN_FLOAT32_FLOAT32_FLOAT32)
13959 (BT_FN_FLOAT64_FLOAT64_FLOAT64, BT_FN_FLOAT128_FLOAT128_FLOAT128)
13960 (BT_FN_FLOAT32X_FLOAT32X_FLOAT32X)
13961 (BT_FN_FLOAT64X_FLOAT64X_FLOAT64X)
13962 (BT_FN_FLOAT128X_FLOAT128X_FLOAT128X): New type definitions.
13963 * builtins.def (DEF_GCC_FLOATN_NX_BUILTINS): New macro.
13964 (copysign, fabs, huge_val, inf, nan, nans): Use it.
13965 * builtins.c (expand_builtin): Use CASE_FLT_FN_FLOATN_NX for fabs
13967 (fold_builtin_0): Use CASE_FLT_FN_FLOATN_NX for inf and huge_val.
13968 (fold_builtin_1): Use CASE_FLT_FN_FLOATN_NX for fabs.
13969 * doc/extend.texi (Other Builtins): Document these built-in
13971 * fold-const-call.c (fold_const_call): Use CASE_FLT_FN_FLOATN_NX
13974 2016-08-22 Gerald Pfeifer <gerald@pfeifer.com>
13976 * doc/install.texi (Binaries): www.opencsw.org now uses https.
13978 2016-08-22 Richard Biener <rguenther@suse.de>
13980 * tree-ssa-forwprop.c (pass_forwprop::execute): Use RPO order.
13982 2016-08-21 Uros Bizjak <ubizjak@gmail.com>
13985 * config/i386/i386.md (prefetch): When TARGET_PRFCHW or
13986 TARGET_PREFETCHWT1 are disabled, emit 3dNOW! write prefetches for
13987 non-SSE2 athlons only, otherwise prefer SSE prefetches.
13989 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
13991 * tree-vrp.c (vrp_visit_assignment_or_call): Changed to Return VR.
13992 (vrp_visit_cond_stmt): Just sets TAKEN_EDGE_P.
13993 (vrp_visit_switch_stmt): Likewise.
13994 (extract_range_from_stmt): Factored out from vrp_visit_stmt.
13995 (extract_range_from_phi_node): Factored out from vrp_visit_phi_stmt.
13996 (vrp_visit_stmt): Use extract_range_from_stmt.
13997 (vrp_visit_phi_node): Use extract_range_from_phi_node.
13999 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
14001 * Makefile.in: Add tree-vrp.h to GTFILES.
14002 * gengtype.c (open_base_files): Add tree-vrp.h.
14003 * asan.c: Add tree-vrp.h which now has the definition value_range_type.
14004 * builtins.c: Likewise.
14005 * fold-const.c: Likewise.
14006 * gimple-builder.c: Likewise.
14007 * gimple-laddress.c: Likewise.
14008 * hsa-gen.c: Likewise.
14009 * internal-fn.c: Likewise.
14011 * targhooks.c: Liewise,
14012 * tree-ssa-address.c: Likewise.
14013 * tree-ssanames.h (value_range_type: Move to tree-vrp.h.
14014 * tree-vrp.c (struct value_range): Move to tree-vrp.h
14015 * tree-vrp.h: New file.
14017 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
14019 PR tree-optimization/61839
14020 * tree-vrp.c (two_valued_val_range_p): New.
14021 (simplify_stmt_using_ranges): Convert CST BINOP VAR where VAR is
14022 two-valued to VAR == VAL1 ? (CST BINOP VAL1) : (CST BINOP VAL2).
14023 Also Convert VAR BINOP CST where VAR is two-valued to
14024 VAR == VAL1 ? (VAL1 BINOP CST) : (VAL2 BINOP CST).
14026 2016-08-19 David Malcolm <dmalcolm@redhat.com>
14028 * diagnostic-show-locus.c
14029 (layout::annotation_line_showed_range_p): New method.
14030 (layout::print_any_fixits): Remove case fixit_hint::REMOVE.
14031 Reimplement case fixit_hint::REPLACE to cover removals, and
14032 replacements where the range of the replacement isn't one
14033 of the ranges in the rich_location.
14034 (test_one_liner_fixit_replace): Likewise.
14035 (selftest::test_one_liner_fixit_replace_non_equal_range): New
14037 (selftest::test_one_liner_fixit_replace_equal_secondary_range):
14039 (selftest::test_diagnostic_show_locus_one_liner): Call the new
14041 * diagnostic.c (print_parseable_fixits): Remove case
14042 fixit_hint::REMOVE.
14044 2016-08-19 Uros Bizjak <ubizjak@gmail.com>
14047 * config/i386/i386.c (ix86_option_override_internal): Remove
14048 PTA_PRFCHW from entries that also have PTA_3DNOW flag.
14049 Enable SSE prefetch also for TARGET_PREFETCHWT1.
14050 Do not try to enable TARGET_PRFCHW ISA flag here.
14051 * config/i386/i386.md (prefetch): Enable also for TARGET_3DNOW.
14052 Rewrite expander function body.
14053 (*prefetch_3dnow): Enable for TARGET_3DNOW and TARGET_PREFETCHWT1.
14055 2016-08-19 Joseph Myers <joseph@codesourcery.com>
14058 * tree-core.h (TI_COMPLEX_FLOAT16_TYPE)
14059 (TI_COMPLEX_FLOATN_NX_TYPE_FIRST, TI_COMPLEX_FLOAT32_TYPE)
14060 (TI_COMPLEX_FLOAT64_TYPE, TI_COMPLEX_FLOAT128_TYPE)
14061 (TI_COMPLEX_FLOAT32X_TYPE, TI_COMPLEX_FLOAT64X_TYPE)
14062 (TI_COMPLEX_FLOAT128X_TYPE, TI_FLOAT16_TYPE, TI_FLOATN_TYPE_FIRST)
14063 (TI_FLOATN_NX_TYPE_FIRST, TI_FLOAT32_TYPE, TI_FLOAT64_TYPE)
14064 (TI_FLOAT128_TYPE, TI_FLOATN_TYPE_LAST, TI_FLOAT32X_TYPE)
14065 (TI_FLOATNX_TYPE_FIRST, TI_FLOAT64X_TYPE, TI_FLOAT128X_TYPE)
14066 (TI_FLOATNX_TYPE_LAST, TI_FLOATN_NX_TYPE_LAST): New enum
14068 (NUM_FLOATN_TYPES, NUM_FLOATNX_TYPES, NUM_FLOATN_NX_TYPES): New
14070 (struct floatn_type_info): New structure type.
14071 (floatn_nx_types): New variable declaration.
14072 * tree.h (FLOATN_TYPE_NODE, FLOATN_NX_TYPE_NODE)
14073 (FLOATNX_TYPE_NODE, float128_type_node, float64x_type_node)
14074 (COMPLEX_FLOATN_NX_TYPE_NODE): New macros.
14075 * tree.c (floatn_nx_types): New variable.
14076 (build_common_tree_nodes): Initialize _FloatN, _FloatNx and
14077 corresponding complex types.
14078 * target.def (floatn_mode): New hook.
14079 * targhooks.c: Include "real.h".
14080 (default_floatn_mode): New function.
14081 * targhooks.h (default_floatn_mode): New prototype.
14082 * doc/extend.texi (Floating Types): Document _FloatN and _FloatNx
14084 * doc/sourcebuild.texi (float@var{n}, float@var{n}x): Document new
14085 effective-target and dg-add-options keywords.
14086 (float@var{n}_runtime, float@var{n}x_runtime, floatn_nx_runtime):
14087 Document new effective-target keywords.
14088 * doc/tm.texi.in (TARGET_FLOATN_MODE): New @hook.
14089 * doc/tm.texi: Regenerate.
14090 * ginclude/float.h (LDBL_DECIMAL_DIG): Define to
14091 __LDBL_DECIMAL_DIG__, not __DECIMAL_DIG__.
14092 [__STDC_WANT_IEC_60559_TYPES_EXT__]: Define macros from TS
14094 * real.h (struct real_format): Add field ieee_bits.
14095 * real.c (ieee_single_format, mips_single_format)
14096 (motorola_single_format, spu_single_format, ieee_double_format)
14097 (mips_double_format, motorola_double_format)
14098 (ieee_extended_motorola_format, ieee_extended_intel_96_format)
14099 (ieee_extended_intel_128_format)
14100 (ieee_extended_intel_96_round_53_format, ibm_extended_format)
14101 (mips_extended_format, ieee_quad_format, mips_quad_format)
14102 (vax_f_format, vax_d_format, vax_g_format, decimal_single_format)
14103 (decimal_double_format, decimal_quad_format, ieee_half_format)
14104 (arm_half_format, real_internal_format: Initialize ieee_bits
14106 * config/i386/i386.c (ix86_init_builtin_types): Do not initialize
14107 float128_type_node. Set float80_type_node to float64x_type_node
14108 if appropriate and long_double_type_node not appropriate.
14109 * config/ia64/ia64.c (ia64_init_builtins): Likewise.
14110 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format):
14111 Initialize ieee_bits field.
14112 * config/rs6000/rs6000.c (TARGET_FLOATN_MODE): New macro.
14113 (rs6000_init_builtins): Set ieee128_float_type_node to
14114 float128_type_node.
14115 (rs6000_floatn_mode): New function.
14117 2016-08-19 Jakub Jelinek <jakub@redhat.com>
14119 * config/i386/rdseedintrin.h (_rdseed16_step, _rdseed32_step,
14120 _rdseed64_step): Uglify argument names and/or local variable names
14121 in inline functions.
14122 * config/i386/rtmintrin.h (_xabort): Likewise.
14123 * config/i386/avx512vlintrin.h (_mm256_ternarylogic_epi64,
14124 _mm256_mask_ternarylogic_epi64, _mm256_maskz_ternarylogic_epi64,
14125 _mm256_ternarylogic_epi32, _mm256_mask_ternarylogic_epi32,
14126 _mm256_maskz_ternarylogic_epi32, _mm_ternarylogic_epi64,
14127 _mm_mask_ternarylogic_epi64, _mm_maskz_ternarylogic_epi64,
14128 _mm_ternarylogic_epi32, _mm_mask_ternarylogic_epi32,
14129 _mm_maskz_ternarylogic_epi32): Likewise.
14130 * config/i386/lwpintrin.h (__llwpcb, __lwpval32, __lwpval64,
14131 __lwpins32, __lwpins64): Likewise.
14132 * config/i386/avx2intrin.h (_mm_i32gather_pd, _mm_mask_i32gather_pd,
14133 _mm256_i32gather_pd, _mm256_mask_i32gather_pd, _mm_i64gather_pd,
14134 _mm_mask_i64gather_pd, _mm256_i64gather_pd, _mm256_mask_i64gather_pd,
14135 _mm_i32gather_ps, _mm_mask_i32gather_ps, _mm256_i32gather_ps,
14136 _mm256_mask_i32gather_ps, _mm_i64gather_ps, _mm_mask_i64gather_ps,
14137 _mm256_i64gather_ps, _mm256_mask_i64gather_ps, _mm_i32gather_epi64,
14138 _mm_mask_i32gather_epi64, _mm256_i32gather_epi64,
14139 _mm256_mask_i32gather_epi64, _mm_i64gather_epi64,
14140 _mm_mask_i64gather_epi64, _mm256_i64gather_epi64,
14141 _mm256_mask_i64gather_epi64, _mm_i32gather_epi32,
14142 _mm_mask_i32gather_epi32, _mm256_i32gather_epi32,
14143 _mm256_mask_i32gather_epi32, _mm_i64gather_epi32,
14144 _mm_mask_i64gather_epi32, _mm256_i64gather_epi32,
14145 _mm256_mask_i64gather_epi32): Likewise.
14146 * config/i386/pmm_malloc.h (_mm_malloc, _mm_free): Likewise.
14147 * config/i386/ia32intrin.h (__writeeflags): Likewise.
14148 * config/i386/pkuintrin.h (_wrpkru): Likewise.
14149 * config/i386/avx512pfintrin.h (_mm512_mask_prefetch_i32gather_pd,
14150 _mm512_mask_prefetch_i32gather_ps, _mm512_mask_prefetch_i64gather_pd,
14151 _mm512_mask_prefetch_i64gather_ps, _mm512_prefetch_i32scatter_pd,
14152 _mm512_prefetch_i32scatter_ps, _mm512_mask_prefetch_i32scatter_pd,
14153 _mm512_mask_prefetch_i32scatter_ps, _mm512_prefetch_i64scatter_pd,
14154 _mm512_prefetch_i64scatter_ps, _mm512_mask_prefetch_i64scatter_pd,
14155 _mm512_mask_prefetch_i64scatter_ps): Likewise.
14156 * config/i386/gmm_malloc.h (_mm_malloc, _mm_free): Likewise.
14157 * config/i386/avx512fintrin.h (_mm512_ternarylogic_epi64,
14158 _mm512_mask_ternarylogic_epi64, _mm512_maskz_ternarylogic_epi64,
14159 _mm512_ternarylogic_epi32, _mm512_mask_ternarylogic_epi32,
14160 _mm512_maskz_ternarylogic_epi32, _mm512_i32gather_ps,
14161 _mm512_mask_i32gather_ps, _mm512_i32gather_pd, _mm512_i64gather_ps,
14162 _mm512_i64gather_pd, _mm512_i32gather_epi32, _mm512_i32gather_epi64,
14163 _mm512_i64gather_epi32, _mm512_i64gather_epi64): Likewise.
14165 * config/i386/fxsrintrin.h (_fxsave): Remove return keyword in inlines
14167 (_fxrstor, _fxsave64, _fxrstor64): Likewise.
14168 * config/i386/xsaveintrin.h (_xsave, _xrstor, _xsave64, _xrstor64):
14170 * config/i386/xsaveoptintrin.h (_xsaveopt, _xsaveopt64): Likewise.
14171 * config/i386/pkuintrin.h (_wrpkru): Likewise. Add space after
14173 (_rdpkru_u32): Add space after function name.
14175 * config/i386/t-i386 (i386-c.o): Don't depend on
14176 i386-builtin-types.inc.
14177 (i386.o): Depend on i386-builtin-types.inc.
14179 2016-08-19 Matthew Wahab <matthew.wahab@arm.com>
14182 * config/arm/arm.c (neon_valid_immediate): Delete declaration.
14183 Use const_vec_duplicate to check for duplicated elements.
14185 2016-08-19 Richard Biener <rguenther@suse.de>
14187 PR tree-optimization/77290
14188 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
14189 Fix flag_tree_parallelize_loops check.
14191 2016-08-19 Richard Biener <rguenther@suse.de>
14193 * match.pd (x | 0 -> x): Add.
14195 2016-08-19 Richard Biener <rguenther@suse.de>
14197 PR tree-optimization/77286
14198 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
14199 Deal with virtual PHIs being out-of-order.
14201 2016-08-18 David Malcolm <dmalcolm@redhat.com>
14203 * doc/invoke.texi (fverbose-asm): Note that source code lines
14204 are emitted, and provide an example.
14205 * final.c (asm_show_source): New function.
14206 (final_scan_insn): Call asm_show_source.
14208 2016-08-18 David Malcolm <dmalcolm@redhat.com>
14210 * diagnostic-show-locus.c (colorizer::colorizer): Replace diagnostic
14211 param with diagnostic_kind.
14212 (class colorizer): Similarly replace field m_diagnostic with
14214 (colorizer::colorizer): Replace diagnostic
14215 param with diagnostic_kind.
14216 (colorizer::begin_state): Update for above field change.
14217 (layout::layout): Replace diagnostic param with rich_location *
14218 and diagnostic_kind.
14219 (diagnostic_show_locus): Replace diagnostic param with richloc
14220 and diagnostic_kind.
14221 (class selftest::test_diagnostic_context): New class.
14222 (selftest::test_diagnostic_show_locus_unknown_location): New
14224 (selftest::test_one_liner_simple_caret): New function.
14225 (selftest::test_one_liner_caret_and_range): New function.
14226 (selftest::test_one_liner_multiple_carets_and_ranges): New
14228 (selftest::test_one_liner_fixit_remove): New function.
14229 (selftest::test_one_liner_fixit_replace): New function.
14230 (selftest::test_diagnostic_show_locus_one_liner): New function.
14231 (selftest::diagnostic_show_locus_c_tests): Call the new test
14233 * diagnostic.c (diagnostic_initialize): Initialize
14234 colorize_source_p, show_ruler_p and parseable_fixits_p.
14235 (default_diagnostic_finalizer): Update for change to
14236 diagnostic_show_locus.
14237 (diagnostic_append_note): Likewise.
14238 * diagnostic.h (diagnostic_show_locus): Replace
14239 const diagnostic_info * param with location * and diagnostic_t.
14241 2016-08-18 David Malcolm <dmalcolm@redhat.com>
14243 * input.c (saved_line_table): New global.
14244 (class selftest::temp_line_table): Rename to line_table_test and
14245 move declaration to selftest.h, and drop field m_old_line_table.
14246 (selftest::temp_line_table::temp_line_table): Rename ctor to...
14247 (selftest::line_table_test::line_table_test): ...this. Add a
14248 default ctor. Store current value of line_table within
14250 (selftest::temp_line_table::~temp_line_table): Rename dtor to...
14251 (selftest::line_table_test::~line_table_test): ...this, and
14252 restore line_table from the saved_line_table, rather than
14254 (selftest::test_accessing_ordinary_linemaps): Update for above
14256 (selftest::test_lexer): Likewise.
14257 (struct selftest::lexer_test): Likewise.
14258 (selftest::lexer_test::lexer_test): Likewise.
14259 (selftest::input_c_tests): Move the looping over test cases from
14261 (selftest::for_each_line_table_case): New function.
14262 * input.h (saved_line_table): New decl.
14263 * selftest.h (struct selftest::line_table_case): New forward decl.
14264 (class selftest::line_table_test): New class, moved here from
14265 selftest::temp_line_table in input.c, and renamed.
14266 (selftest::for_each_line_table_case): New decl.
14268 2015-08-18 H.J. Lu <hongjiu.lu@intel.com>
14271 * config/i386/i386.c (lakemont_cost): Set MOVE_RATIO to 17.
14273 2016-08-18 Chung-Lin Tang <cltang@codesourcery.com>
14275 PR middle-end/70895
14276 * gimplify.c (omp_add_variable): Adjust/add variable mapping on
14277 enclosing parallel construct for reduction variables on OpenACC loop
14280 2016-08-18 Pierre-Marie de Rodat <derodat@adacore.com>
14282 * dwarf2out.c (copy_dwarf_procedure): Remove obsolete comment.
14283 (new_dwarf_proc_die): Emit DW_TAG_dwarf_procedure DIEs even for
14285 (function_to_dwarf_procedure): Update comment.
14287 2016-08-18 David Malcolm <dmalcolm@redhat.com>
14289 * input.c (diagnostics_file_cache_forcibly_evict_file): New
14291 * input.h (diagnostics_file_cache_forcibly_evict_file): New
14293 * selftest.c (selftest::temp_source_file::~temp_source_file):
14294 Evict m_filename from the diagnostic file cache.
14296 2016-08-18 Richard Biener <rguenther@suse.de>
14298 * tree-pass.h (make_pass_materialize_all_clones): Declare.
14299 * ipa.c (pass_data_materialize_all_clones, pass_materialize_all_clones,
14300 make_pass_materialize_all_clones): New simple IPA pass encapsulating
14301 clone materialization.
14302 * passes.def (all_late_ipa_passes): Start with
14303 pass_materialize_all_clones.
14304 * cgraphunit.c (symbol_table::compile): Remove call to
14305 materialize_all_clones.
14306 * tree-into-ssa.c: Include statistics.h.
14307 (update_ssa): Count number of times we do incremental/rewrite
14310 2016-08-18 Richard Biener <rguenther@suse.de>
14312 PR tree-optimization/77282
14313 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
14314 When doing auto-parallelizing also prevent use of PHIs that
14315 carry dependences across loop backedges.
14317 2016-08-18 Tamar Christina <tamar.christina@arm.com>
14318 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14320 * varasm.c (default_use_anchors_for_symbol_p): Reject too large decls.
14322 2016-08-18 Richard Biener <rguenther@suse.de>
14324 * ssa-iterators.h (ssa_vuse_operand): New inline.
14325 * tree-if-conv.c (ifc_temp_var): Update virtual operand.
14326 (predicate_all_scalar_phis): Use remove_phi_node to remove
14327 phi nodes predicated. Delay removing virtual PHIs.
14328 (predicate_mem_writes): Update virtual operands.
14329 (combine_blocks): Likewise. Propagate out remaining virtual PHIs.
14330 (tree_if_conversion): Do not rewrite virtual SSA form.
14331 * tree-phinodes.c (release_phi_node): Make static.
14332 * tree-phinodes.h (release_phi_node): Remove.
14334 2016-08-18 Jakub Jelinek <jakub@redhat.com>
14336 * config/i386/i386.c (enum ix86_builtins): Remove IX86_BUILTIN_*
14337 codes that appear in bdesc_* arrays, instead include i386-builtin.def
14338 twice to define those.
14339 (bdesc_comi, bdesc_pcmpestr, bdesc_pcmpistr, bdesc_special_args,
14340 bdesc_args, bdesc_round_args, bdesc_mpx, bdesc_mpx_const,
14341 bdesc_multi_arg): Define by including i386-builtin.def the third time.
14342 * config/i386/i386-builtin.def: New file.
14344 2016-08-17 David Malcolm <dmalcolm@redhat.com>
14346 * input.c (get_source_range_for_char): Rename to...
14347 (selftest::get_source_range_for_char): ...this, and move within
14348 the #if CHECKING_P guard.
14349 (get_num_source_ranges_for_substring): Rename to...
14350 (selftest::get_num_source_ranges_for_substring): ...this, move
14351 within the #if CHECKING_P guard, and make static.
14352 (selftest::assert_num_substring_ranges): Initialize
14355 2016-08-18 Alan Modra <amodra@gmail.com>
14357 PR rtl-optimization/72771
14358 * reload.c (find_reloads): Don't assume that a subreg mem is OK
14359 when find_reloads_toplev returns address_reloaded==-1.
14360 (alternative_allows_const_pool_ref): Update comment.
14362 2015-08-17 Alan Hayward <alan.hayward@arm.com>
14364 PR tree-optimization/71752
14365 * tree-vect-loop.c (vectorizable_reduction): Keep SLP operand ordering.
14366 * tree-vect-slp.c (vect_get_slp_defs): Handle null operands.
14368 2016-08-17 Jakub Jelinek <jakub@redhat.com>
14370 * gimple-fold.c (gimple_fold_call): Use gimple_call_noreturn_p
14371 instead of testing ECF_NORETURN bit in gimple_call_flags.
14372 * tree-cfg.c (make_edges_bb, execute_fixup_cfg): Likewise.
14373 * predict.c (tree_bb_level_predictions): Likewise.
14374 * gimple-low.c (gimple_stmt_may_fallthru): Likewise.
14376 PR middle-end/77259
14377 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children): If
14378 turning a call into __builtin_unreachable-like noreturn call, adjust
14379 gimple_call_set_fntype.
14380 * tree-cfgcleanup.c (fixup_noreturn_call): Remove lhs also if
14381 gimple_call_fntype has void return type.
14383 2016-08-17 Chung-Lin Tang <cltang@codesourcery.com>
14385 * omp-low.c (lower_oacc_reductions): Adjust variable lookup to use
14386 maybe_lookup_decl, to handle nested acc loop directives.
14388 2016-08-17 Richard Biener <rguenther@suse.de>
14390 PR tree-optimization/76490
14391 * tree-vrp.c (update_value_range): Preserve overflow infinities
14392 when intersecting with ranges from get_range_info.
14393 (operand_less_p): Handle overflow infinities correctly.
14394 (value_range_constant_singleton): Use vrp_operand_equal_p
14395 to handle overflow max/min correctly.
14396 (vrp_valueize): Likewise.
14397 (union_ranges): Likewise.
14398 (intersect_ranges): Likewise.
14399 (vrp_visit_phi_node): Improve iteration limitation to only
14400 apply when we'll possibly re-visit the PHI via a changed argument
14403 2016-08-17 Thomas Preud'homme <thomas.preudhomme@arm.com>
14405 * config/arm/t-aprofile (MULTILIB_EXCEPTIONS): Rewrite into ...
14406 (MULTILIB_REQUIRED): This by specifying multilib needing to be built
14407 rather than those that should not be built.
14409 2016-08-17 Stanislaw Halik <sthalik@misaki.pl>
14412 * config/i386/xm-mingw32.h (HOST_BITS_PER_PTR): Define if __x86_64__.
14414 2016-08-17 Richard Biener <rguenther@suse.de>
14416 * tree-ssa.c: Include tree-cfg.h and tree-dfa.h.
14417 (verify_vssa): New function verifying virtual SSA form.
14418 (verify_ssa): Call it.
14419 * tree-ssa-loop-manip.c (slpeel_update_phi_nodes_for_guard2):
14420 Do not apply loop-closed SSA handling to virtuals.
14421 * ssa-iterators.h (op_iter_init): Handle GIMPLE_TRANSACTION.
14422 * tree-into-ssa.c (prepare_use_sites_for): Skip virtual SSA names
14423 when rewriting their symbol.
14424 (prepare_def_site_for): Likewise.
14425 * tree-chkp-opt.c (chkp_reduce_bounds_lifetime): Clear virtual
14426 operands of moved stmts.
14428 2016-08-17 Richard Biener <rguenther@suse.de>
14430 PR tree-optimization/23855
14431 * tree-ssa-loop-unswitch.c: Include tree-ssa-loop-manip.h.
14432 (tree_unswitch_outer_loop): Iterate find_loop_guard as long as we
14433 find guards to hoist. Do not update SSA form but rewrite virtuals
14434 into loop closed SSA.
14435 (find_loop_guard): Adjust to skip already hoisted guards. Do
14436 not mark virtuals for renaming or update SSA form.
14438 2016-08-17 Martin Liska <mliska@suse.cz>
14440 * coverage.c (get_gcov_type): Replace GCOV_TYPE_SIZE with
14441 a LONG_LONG_TYPE_SIZE comparison.
14442 * gcov-io.h: Remove macro definitions.
14443 * tree-profile.c (gimple_gen_edge_profiler): Replace usage
14444 of GCOV_TYPE_ATOMIC_FETCH_ADD with a LONG_LONG_TYPE_SIZE
14447 2016-08-16 Jakub Jelinek <jakub@redhat.com>
14449 * config/i386/i386.c (enum ix86_builtins): Reorder enumerators, so
14450 that builtins not mentioned in bdesc_* arrays come first, then
14451 the ones mentioned in bdesc_* arrays in the order they appear in
14452 the arrays in between IX86_BUILTIN__BDESC_*_FIRST and
14453 IX86_BUILTIN__BDESC_*_LAST enumerator.
14454 (bdesc_mpx): Fix up a comment typo.
14455 (bdesc_multi_arg): Remove __builtin_ia32_vpcomne[bwdq] and
14456 __builtin_ia32_vpcomneu[bwdq] builtins.
14457 (BDESC_VERIFY, BDESC_VERIFYS): Define.
14458 (ix86_init_mmx_sse_builtins, ix86_init_mpx_builtins): Verify
14459 enum ix86_builtins ordering.
14460 (ix86_expand_builtin): Use enum ix86_builtins ordering assumption
14461 for direct bdesc_* array member access instead of searching all the
14462 arrays until an fcode match is found.
14464 2016-08-16 Uros Bizjak <ubizjak@gmail.com>
14466 * config/i386/i386.md (*ashl<mode>3_mask): Rewrite define_insn
14467 pattern as define_insn_and_split. Split insn before reload to
14469 (*<shift_insn><mode>3_mask): Ditto. Split insn before reload to
14470 <shift_insn><mode>3_1.
14471 (*<rotate_insn><mode>3_mask): Ditto. Split insn before reload to
14472 <rotate_insn><mode>3_1.
14474 2016-08-16 David Malcolm <dmalcolm@redhat.com>
14477 * input.c (get_source_range_for_substring): Rename to...
14478 (get_source_location_for_substring): ...this, adding param
14479 "caret_idx", and converting output param from source_range * to
14481 (get_source_range_for_char): New function.
14482 (get_num_source_ranges_for_substring): Update comment to reflect
14484 (assert_char_at_range): Update to use get_source_range_for_char
14485 rather than get_source_range_for_substring.
14486 (test_lexer_string_locations_concatenation_2): Likewise.
14487 * substring-locations.h (get_source_range_for_substring): Rename
14489 (get_source_location_for_substring): ...this, and adding param
14490 "caret_idx", and converting output param from source_range * to
14493 2016-08-16 David Malcolm <dmalcolm@redhat.com>
14495 * input.c (class selftest::temp_source_file): Move to
14497 (selftest::temp_source_file::temp_source_file): Move to
14499 (selftest::temp_source_file::~temp_source_file): Likewise.
14500 * selftest.c (selftest::temp_source_file::temp_source_file): Move
14502 (selftest::temp_source_file::~temp_source_file): Likewise.
14503 * selftest.h (class selftest::temp_source_file): Move here from
14506 2016-08-16 Jakub Jelinek <jakub@redhat.com>
14509 * tree-cfg.c (execute_fixup_cfg): Add node variable, use it. Before
14510 inlining, add cgraph edge for the added __builtin_unreachable call.
14512 PR middle-end/67485
14513 * expmed.c (expand_mult_const): Change val_so_far's type to UHWI,
14514 only cast it to SHWI for the final comparison.
14516 2016-08-16 Martin Liska <mliska@suse.cz>
14518 PR gcov-profile/36412
14519 * doc/gcov.texi: Document --hash-filenames(-x).
14520 * gcov.c (print_usage): Add the option.
14521 (process_args): Process the option, sort options alphabetically.
14522 (md5sum_to_hex): New function.
14523 (make_gcov_file_name): Do the md5sum and append it to a
14526 2016-08-16 Bin Cheng <bin.cheng@arm.com>
14528 PR tree-optimization/69848
14529 * config/aarch64/aarch64-simd.md (vcond<mode><mode>): Invert NE
14530 and swtich operands to avoid additional NOT instruction.
14531 (vcond<v_cmp_mixed><mode>): Ditto.
14532 (vcondu<mode><mode>, vcondu<mode><v_cmp_mixed>): Ditto.
14534 2016-08-16 Eric Botcazou <ebotcazou@adacore.com>
14536 * doc/install.texi (*-*-solaris2*): Adjust latest change.
14538 2016-08-16 Richard Biener <rguenther@suse.de>
14540 PR tree-optimization/76783
14541 * tree-ssa-propagate.c (ssa_prop_init): Use RPO order. Clear
14542 BB visited flags at start.
14544 2016-08-16 Bin Cheng <bin.cheng@arm.com>
14546 PR tree-optimization/72817
14547 PR tree-optimization/73450
14548 * tree-ssa-loop-niter.c (number_of_iterations_ne): Check
14549 multiple_of_p for adjusted IV.base.
14551 2016-08-15 Uros Bizjak <ubizjak@gmail.com>
14554 * config/i386/sse.md (<code><mode>3<mask_name><round_saeonly_name>):
14555 Emit ieee_<ieee_maxmin><mode>3<mask_name><round_saeonly_name>
14556 for !flag_finite_math_only or flag_signed_zeros.
14557 (*<code><mode>3<mask_name><round_saeonly_name>): Rename from
14558 *<code><mode>3_finite<mask_name><round_saeonly_name>. Do not
14559 depend on flag_finite_math_only.
14560 (ieee_<ieee_maxmin><mode>3<mask_name><round_saeonly_name>):
14562 (*<code><mode>3<mask_name><round_saeonly_name>): Remove.
14563 (*ieee_smin<mode>3): Ditto.
14564 (*ieee_smax<mode>3): Ditto.
14565 * config/i386/mmx.md (mmx_<code>v2sf3): Emit
14566 mmx_ieee_<ieee_maxmin>v2sf3 for !flag_finite_math_only or
14568 (*mmx_<code>v2sf3): Rename from *mmx_<code>v2sf3_finite. Do not
14569 depend on flag_finite_math_only.
14570 (mmx_ieee_<ieee_maxmin>v2sf3): New insn pattern.
14571 (*mmx_<code>v2sf3): Remove.
14572 * config/i386/subst.md (round_saeonly_mask_arg3): New subst attribute.
14573 * config/i386/i386.c (ix86_expand_sse_fp_mimnax): Check
14574 flag_signed_zeros instead of !flag_unsafe_math_optimizations.
14576 2016-08-15 Segher Boessenkool <segher@kernel.crashing.org>
14578 PR rtl-optimization/73650
14579 * lra-constraints.c (simple_move_p): If the insn is multiple_sets
14580 it is not a simple move.
14582 2016-08-15 Martin Liska <mliska@suse.cz>
14585 * gcc.c (do_spec_1): Call save_string with the right size.
14586 (save_string): Do an assert about string we copy.
14588 2016-08-15 Richard Biener <rguenther@suse.de>
14590 * ree.c (rest_of_handle_ree): Remove redundant timevar push/pop.
14591 * config/i386/i386.c (pass_data_insert_vzeroupper): Account to
14593 (pass_data_stv): Likewise.
14595 2016-08-15 Richard Biener <rguenther@suse.de>
14597 PR tree-optimization/73434
14598 * tree-ssa-sccvn.c (vn_reference_maybe_forwprop_address): Preserve
14599 TBAA info on the base when forwarding a non-invariant address.
14601 2016-08-15 Jakub Jelinek <jakub@redhat.com>
14603 * dwarf2out.c (struct checksum_attributes): Add
14604 at_string_length_bit_size and at_string_length_byte_size fields.
14605 (collect_checksum_attributes): Handle DW_AT_string_length_bit_size
14606 and DW_AT_string_length_byte_size.
14607 (die_checksum_ordered): Handle at_string_length_bit_size and
14608 at_string_length_byte_size.
14609 (gen_array_type_die): For dwarf_version >= 5 emit
14610 DW_AT_string_length_byte_size instead of DW_AT_byte_size.
14611 (adjust_string_types): For dwarf_version >= 5 remove
14612 DW_AT_string_length_byte_size instead of DW_AT_byte_size.
14613 (resolve_addr): Likewise.
14616 * dwarf2out.c (string_types): New variable.
14617 (gen_array_type_die): Change early_dwarf handling of
14618 DW_AT_string_length, create DW_OP_call4 referencing the
14619 length var temporarily. Handle parameters that are pointers
14621 (adjust_string_types): New function.
14622 (gen_subprogram_die): Temporarily set string_types to local var,
14623 call adjust_string_types if needed.
14624 (non_dwarf_expression, copy_deref_exprloc, optimize_string_length):
14626 (resolve_addr): Adjust DW_AT_string_length if it is DW_OP_call4.
14628 2016-08-15 Eric Botcazou <ebotcazou@adacore.com>
14630 * doc/install.texi (*-*-solaris2*): Fix version number and document
14631 requirement on GNU make for building libjava with the Solaris linker.
14633 2016-08-15 Martin Liska <mliska@suse.cz>
14634 Jakub Jelinek <jakub@redhat.com>
14636 PR tree-optimization/72824
14637 * tree-loop-distribution.c (const_with_all_bytes_same)
14638 <case VECTOR_CST>: Fix a typo.
14640 2016-08-14 Uros Bizjak <ubizjak@gmail.com>
14643 * config/i386/avx512fintrin.h (_mm512_undefined_epi32):
14644 Renamed from _mm512_undefined_si512.
14645 (_mm_undefined_si512): New definition.
14647 2016-08-13 Richard Biener <rguenther@suse.de>
14649 * tree-ssa-forwprop.c (pass_forwprop::execute): Propagate
14650 into PHIs and update the lattice for its def.
14652 2016-08-12 Jakub Jelinek <jakub@redhat.com>
14655 * ubsan.c (instrument_si_overflow): Pass true instead of false
14657 (pass_ubsan::execute): Call gimple_purge_dead_eh_edges at the end
14658 of bbs. Return TODO_cleanup_cfg if any returned true.
14660 2016-08-12 Michael Meissner <meissner@linux.vnet.ibm.com>
14662 * config/rs6000/vsx.md (vsx_concat_<mode>): Add support for the
14663 ISA 3.0 MTVSRDD instruction.
14664 (vsx_splat_<mode>): Change cpu type of MTVSRDD instruction to
14667 2016-08-12 Bernd Edlinger <bernd.edlinger@hotmail.de>
14669 PR tree-optimization/71083
14670 * tree-predcom.c (ref_at_iteration): Use a COMPONENT_REF for the
14671 bitfield access when possible.
14673 2016-08-12 Patrick Palka <ppalka@gcc.gnu.org>
14675 PR middle-end/71654
14676 * match.pd ((T)A CMP (T)B -> A CMP B): Allow (T)A to be a
14677 sign-changing cast from a shorter unsigned type to a wider
14680 2016-08-12 Jakub Jelinek <jakub@redhat.com>
14682 * config/i386/sse.md (avx512dq_vextract<shuffletype>64x2_1_maskm,
14683 vec_extract_hi_<mode>_mask, vec_extract_lo_<mode>_mask,
14684 vec_extract_hi_<mode>_mask): Use Yk constraint instead of k.
14686 2016-08-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
14688 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost):
14689 Correct costs for vec_construct.
14691 2016-08-12 Bin Cheng <bin.cheng@arm.com>
14693 PR tree-optimization/69848
14694 * tree-vectorizer.h (enum vect_def_type): New condition reduction
14695 type CONST_COND_REDUCTION.
14696 * tree-vect-loop.c (vectorizable_reduction): Support new condition
14697 reudction type CONST_COND_REDUCTION.
14699 2016-08-12 Richard Biener <rguenther@suse.de>
14701 PR tree-optimization/57326
14702 * tree-ssa-pre.c (fully_constant_expression): Handle simplification
14703 returning an SSA name.
14704 (phi_translate_1): When fully_constant_expression returns a NAME
14705 make sure we have a leader for it.
14707 2016-08-12 Martin Liska <mliska@suse.cz>
14708 Adam Fineman <afineman@afineman.com>
14710 * gcov.c (process_file): Create .gcov file when .gcda
14713 2016-08-12 Marek Polacek <polacek@redhat.com>
14716 * alias.c (find_base_value): Adjust fall through comment.
14717 * cfgexpand.c (expand_debug_expr): Likewise.
14718 * combine.c (find_split_point): Likewise.
14719 (expand_compound_operation): Likewise. Add FALLTHRU.
14720 (make_compound_operation): Adjust fall through comment.
14721 (canon_reg_for_combine): Add FALLTHRU.
14722 (force_to_mode): Adjust fall through comment.
14723 (simplify_shift_const_1): Likewise.
14724 (simplify_comparison): Likewise.
14725 * config/aarch64/aarch64-builtins.c (aarch64_simd_expand_args): Add
14727 * config/aarch64/predicates.md: Likewise.
14728 * config/i386/i386.c (function_arg_advance_32): Likewise.
14729 (ix86_gimplify_va_arg): Likewise.
14730 (print_reg): Likewise.
14731 (ix86_print_operand): Likewise.
14732 (ix86_build_const_vector): Likewise.
14733 (ix86_expand_branch): Likewise.
14734 (ix86_sched_init_global): Adjust fall through comment.
14735 (ix86_expand_args_builtin): Add FALLTHRU.
14736 (ix86_expand_builtin): Likewise.
14737 (ix86_expand_vector_init_one_var): Likewise.
14738 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
14739 (rs6000_adjust_cost): Likewise.
14740 (insn_must_be_first_in_group): Likewise.
14741 * config/rs6000/rs6000.md: Likewise. Adjust fall through comment.
14742 * dbxout.c (dbxout_symbol): Adjust fall through comment.
14743 * df-scan.c (df_uses_record): Likewise.
14744 * dojump.c (do_jump): Add FALLTHRU.
14745 * dwarf2out.c (mem_loc_descriptor): Likewise. Adjust fall through
14747 (resolve_args_picking_1): Adjust fall through comment.
14748 (loc_list_from_tree_1): Likewise.
14749 * expmed.c (make_tree): Likewise.
14750 * expr.c (expand_expr_real_2): Add FALLTHRU.
14751 (expand_expr_real_1): Likewise. Adjust fall through comment.
14752 * fold-const.c (const_binop): Adjust fall through comment.
14753 (fold_truth_not_expr): Likewise.
14754 (fold_cond_expr_with_comparison): Add FALLTHRU.
14755 (fold_binary_loc): Likewise.
14756 (contains_label_1): Adjust fall through comment.
14757 (multiple_of_p): Likewise.
14758 * gcov-tool.c (process_args): Add FALLTHRU.
14759 * genattrtab.c (check_attr_test): Likewise.
14760 (write_test_expr): Likewise.
14761 * genconfig.c (walk_insn_part): Likewise.
14762 * genpreds.c (validate_exp): Adjust fall through comment.
14763 (needs_variable): Likewise.
14764 * gensupport.c (get_alternatives_number): Add FALLTHRU.
14765 (subst_dup): Likewise.
14766 * gimple-pretty-print.c (dump_gimple_assign): Likewise.
14767 * gimplify.c (gimplify_addr_expr): Adjust fall through comment.
14768 (gimplify_scan_omp_clauses): Add FALLTHRU.
14769 (goa_stabilize_expr): Likewise.
14770 * graphite-isl-ast-to-gimple.c (substitute_ssa_name): Adjust fall
14772 * hsa-gen.c (get_address_from_value): Likewise.
14773 * ipa-icf.c (sem_function::hash_stmt): Likewise.
14774 * ira.c (ira_setup_alts): Add FALLTHRU.
14775 * lra-eliminations.c (lra_eliminate_regs_1): Adjust fall through
14777 * lto-streamer-out.c (lto_output_tree_ref): Add FALLTHRU.
14778 * opts.c (common_handle_option): Likewise.
14779 * read-rtl.c (read_rtx_code): Likewise.
14780 * real.c (round_for_format): Likewise.
14781 * recog.c (asm_operand_ok): Likewise.
14782 * reginfo.c (reg_scan_mark_refs): Adjust fall through comment.
14783 * reload1.c (set_label_offsets): Likewise.
14784 (eliminate_regs_1): Likewise.
14785 (reload_reg_reaches_end_p): Likewise.
14786 * rtlanal.c (commutative_operand_precedence): Add FALLTHRU.
14787 (rtx_cost): Likewise.
14788 * sched-rgn.c (is_exception_free): Likewise.
14789 * simplify-rtx.c (simplify_rtx): Adjust fall through comment.
14790 * stor-layout.c (int_mode_for_mode): Likewise.
14791 * toplev.c (print_to_asm_out_file): Likewise.
14792 (print_to_stderr): Likewise.
14793 * tree-cfg.c (gimple_verify_flow_info): Likewise.
14794 * tree-chrec.c (chrec_fold_plus_1): Add FALLTHRU.
14795 (chrec_fold_multiply): Likewise.
14796 (evolution_function_is_invariant_rec_p): Likewise.
14797 (for_each_scev_op): Likewise.
14798 * tree-data-ref.c (siv_subscript_p): Likewise.
14799 (get_references_in_stmt): Likewise.
14800 * tree.c (find_placeholder_in_expr): Adjust fall through comment.
14801 (substitute_in_expr): Likewise.
14802 (type_cache_hasher::equal): Likewise.
14803 (walk_type_fields): Likewise.
14804 * var-tracking.c (adjust_mems): Add FALLTHRU.
14805 (set_dv_changed): Adjust fall through comment.
14806 * varasm.c (default_function_section): Add FALLTHRU.
14808 2016-08-12 Marek Polacek <polacek@redhat.com>
14811 * tree-complex.c (expand_complex_division): Add missing break.
14813 2016-08-12 Richard Biener <rguenther@suse.de>
14815 * passes.c (execute_todo): Do not push/pop TV_TODO.
14816 (execute_one_ipa_transform_pass): Move timevar push/pop TODO execution.
14817 (execute_one_pass): Likewise.
14818 * common.opt (ftime-report-details): New switch.
14819 * doc/invoke.texi (ftime-report-details): Document.
14820 * timevar.h (timer::print_row): Adjust signature.
14821 (timer::all_zero): New static helper.
14822 (timer::child_map_t): New typedef.
14823 (timer::time_var_def): Add children field.
14824 * timevar.c (timer::named_items::print): Adjust.
14825 (timer::~timer): Free timevar recorded children.
14826 (timer::pop_internal): When -ftime-report-details record
14827 time spent in sub-timevars.
14828 (timer::print_row): Adjust.
14829 (timer::print): Print sub-timevar stats, use all_zero.
14830 * timevar.def (TV_TODO): Remove.
14832 2016-08-12 Richard Biener <rguenther@suse.de>
14834 PR tree-optimization/72851
14835 * tree-ssa-propagate.c: Include cfganal.h. Rewrite block and stmt
14836 worklists to use bitmaps indexed in execution order.
14837 (executable_blocks, cfg_blocks_num, cfg_blocks_tail, cfg_blocks_head,
14838 bb_in_list, interesting_ssa_edges, varying_ssa_edges): Remove.
14839 (cfg_blocks): Make a bitmap.
14840 (bb_to_cfg_order, cfg_order_to_bb, ssa_edge_worklist, uid_to_stmt):
14842 (cfg_blocks_empty_p): Adjust.
14843 (cfg_blocks_add): Likewise.
14844 (cfg_blocks_get): Likewise.
14845 (add_ssa_edge): Likewise.
14846 (add_control_edge): Likewise.
14847 (simulate_stmt): Likewise.
14848 (process_ssa_edge_worklist): Likewise.
14849 (simulate_block): Likewise.
14850 (ssa_prop_init): Compute PRE order and stmt UIDs.
14851 (ssa_prop_fini): Adjust.
14852 (ssa_propagate): Adjust.
14854 2016-08-12 Richard Biener <rguenther@suse.de>
14856 * tree-vrp.c (vrp_visit_phi_node): Allow a last iteration if
14857 the currently executable edges have fixed ranges. Always
14858 go through update_value_range.
14860 2016-08-12 Alexandre Oliva <aoliva@redhat.com>
14864 (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Const_tree-ify.
14865 (LANG_HOOKS_FUNCTION_DECL_DELETED_P): Likewise.
14866 (LANG_HOOKS_FUNCTION_DECL_DEFAULTED): Set default.
14867 (LANG_HOOKS_DECLS): Add it.
14868 * langhooks.h (struct lang_hooks_for_decls): Add
14869 function_decl_defaulted. Const_tree-ify
14870 function_decl_explicit_p and function_decl_deleted_p.
14871 * dwarf2out.c (gen_subprogram_die): Add DW_AT_defaulted
14872 attribute. Add DW_AT_deleted instead of DW_AT_GNU_deleted,
14873 also at strict DWARF v5.
14876 * dwarf2out.c (decl_quals): Don't map TREE_READONLY to
14877 TYPE_QUAL_CONST in reference-typed decls.
14880 * dwarf2out.c (loc_list_from_tree_1): Expand some CONSTRUCTORs
14881 in DW_OP_pieces, just enough to handle pointers to member
14883 (gen_remaining_tmpl_value_param_die_attribute): Use a location
14884 expression on DWARFv5 if a constant value doesn't work.
14886 2016-08-11 David Malcolm <dmalcolm@redhat.com>
14888 * selftest-run-tests.c (selftest::run_tests): Call selftest_c_tests.
14889 * selftest.c (selftest::test_assertions): New function.
14890 (selftest::selftest_c_tests): New function.
14891 * selftest.h (selftest::selftest_c_tests): New declaration.
14893 2016-08-11 Richard Biener <rguenther@suse.de>
14894 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
14896 PR rtl-optimization/72855
14897 * df-core.c (df_verify): Turn off DF_VERIFY_SCHEDULED at end.
14899 2016-08-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
14902 * vsx.md (vsx_load_<mode>): For P8LE, emit swaps at expand time.
14903 (vsx_store_<mode>): Likewise.
14905 2015-08-11 H.J. Lu <hongjiu.lu@intel.com>
14907 * config/i386/i386.c (timode_scalar_to_vector_candidate_p): Allow
14908 TImode CONST_WIDE_INT store.
14909 (timode_scalar_chain::convert_insn): Handle CONST_WIDE_INT store.
14911 2015-08-11 H.J. Lu <hongjiu.lu@intel.com>
14913 * config/i386/i386.h (MOVE_MAX_PIECES): Use TImode in 64-bit
14914 mode if unaligned SSE load and store are optimal.
14916 2016-08-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
14918 PR tree-optimization/71083
14919 * tree-predcom.c (ref_at_iteration): Correctly align the
14922 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14924 * config/s390/s390-builtin-types.def: Add INT128 types.
14925 * config/s390/s390-builtins.def: Add INT128 variants for the add
14926 sub low-level builtins dealing with TImode.
14927 * config/s390/s390.c (s390_expand_builtin): Allow mode conversions
14928 via subreg when expanding a builtin.
14929 * config/s390/s390.md: Remove UNSPEC_VEC_ADDC_U128,
14930 UNSPEC_VEC_SUB_U128, and UNSPEC_VEC_SUBC_U128 constants.
14932 * config/s390/vecintrin.h: Adjust builtin names accordingly.
14933 * config/s390/vx-builtins.md ("vec_add_u128"): Remove expander.
14934 ("vec_addc<mode>", "vec_addc_u128"): Merge to
14935 "vacc<bhfgq>_<mode>".
14936 ("vec_adde_u128"): Rename to "vacq". Change mode to TImode.
14937 ("vec_addec_u128"): Rename to "vacccq". Change mode to TImode.
14938 ("vec_subc<mode>", "vec_subc_u128"): Merge to
14939 "vscbi<bhfgq>_<mode>".
14940 ("vec_sube_u128"): Rename to "vsbiq". Change mode to TImode.
14941 ("vec_subec_u128"): Rename to "vsbcbiq". Change mode to TImode.
14943 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14945 * config/s390/s390-builtins.def: Mark last operand of s390_vlvg*
14947 2016-08-11 Bin Cheng <bin.cheng@arm.com>
14949 * config/aarch64/aarch64-simd.md (vcond<mode><mode>): Delete
14950 unused declaration.
14951 (vcond<v_cmp_mixed><mode>): Ditto.
14952 (vcondu<mode><mode>, vcondu<mode><v_cmp_mixed>): Ditto.
14954 2016-08-11 Bin Cheng <bin.cheng@arm.com>
14956 * config/aarch64/aarch64-simd.md (vec_cmp<mode><v_cmp_result>): Init
14957 variable explicitly, also assert on it before use.
14959 2016-08-11 Richard Biener <rguenther@suse.de>
14961 PR tree-optimization/72772
14962 * cfgloopmanip.c (create_preheader): Use split_edge if there
14963 is a single loop entry, avoiding degenerate PHIs.
14965 2016-08-11 Richard Biener <rguenther@suse.de>
14967 * tree-ssa-threadbackward.c (pass_data_thread_jumps): Remove
14968 unconditional TODO_cleanup_cfg.
14969 (pass_thread_jumps::execute): Initialize loops, perform a CFG
14970 cleanup only if we threaded a jump.
14972 2016-08-11 Alan Modra <amodra@gmail.com>
14975 * lra-constraints.c (simplify_operand_subreg): Allow subreg
14976 mode for mem when SLOW_UNALIGNED_ACCESS if inner mode is also
14977 slow. Emit two reloads for slow mem case, first loading in
14978 fast innermode, then converting to required mode.
14980 2016-08-10 Kelvin Nilsen <kelvin@gcc.gnu.org>
14982 * config/rs6000/altivec.h (vec_extract_exp): New macro.
14983 (vec_extract_sig): New macro.
14984 (vec_insert_exp): New macro.
14985 (vec_test_data_class): New macro.
14986 (scalar_extract_exp): New macro.
14987 (scalar_extract_sig): New macro.
14988 (scalar_insert_exp): New macro.
14989 (scalar_test_data_class): New macro.
14990 (scalar_test_neg): New macro.
14991 (scalar_cmp_exp_gt): New macro.
14992 (scalar_cmp_exp_lt): New macro.
14993 (scalar_cmp_exp_eq): New macro.
14994 (scalar_cmp_exp_unordered): New macro.
14995 * config/rs6000/predicates.md (u7bit_cint_operand): New predicate
14996 to enforce constraint that operand is a 7-bit unsigned literal.
14997 * config/rs6000/rs6000-builtin.def (BU_P9V_64BIT_VSX_1): New macro
14998 for power9 built-ins.
14999 (BU_P9V_VSX_2): Likewise.
15000 (BU_P9V_64BIT_VSX_2): Likewise.
15001 (VSEEDP): Add scalar extract exponent support.
15002 (VSEESP): Add scalar extract signature support.
15003 (VSTDCNDP): Add scalar test negative support.
15004 (VSTDCNSP): Likewise.
15005 (VSIEDP): Add scalar insert exponent support.
15006 (VSCEDPGT): Add scalar compare exponent greater than support.
15007 (VSCEDPLT): Add scalar compare exponent less than support.
15008 (VSCEDPEQ): Add scalar compare exponent test-for-equality support.
15009 (VSCEDPUO): Add scalar compare exponent test-for-unordered support.
15010 (VSTDCDP): Add scalar test data class support.
15011 (VSTDCSP): Likewise.
15012 (VSEEDP): Add overload support for scalar extract exponent
15014 (VSESDP): Add overload support for scalar extract signature
15016 (VSTDCN): Add overload support for scalar test negative
15018 (VSTDCNDP): Add overload support for scalar test negative
15020 (VSTDCNSP): Add overload support for scalar test negative
15022 (VSIEDP): Add overload support for scalar insert exponent
15024 (VSTDC): Add overload support for scalar test data class
15026 (VSTDCDP): Add overload support for scalar test data class
15028 (VSTDCSP): Add overload support for scalar test data class
15030 (VSCEDPGT): Add overload support for scalar compare exponent
15031 greater than operation.
15032 (VSCEDPLT): Add overload support for scalar compare exponent
15033 less than operation.
15034 (VSCEDPEQ): Add overload support for scalar compare exponent
15035 test-for-equality operation.
15036 (VSCEDPUO): Add overload support for scalar compare exponent
15037 test-for-unordered operation.
15038 (VEEDP): Add vector extract exponent support.
15040 (VESDP): Add vector extract significand support.
15042 (VIEDP): Add vector insert exponent support.
15044 (VTDCDP): Add vector test data class support.
15045 (VTDCSP): Likewise.
15046 (VES): Add overload support for vector extract significand operation.
15049 (VEE): Add overload support for vector extract exponent operation.
15052 (VTDC): Add overload support for vector test data class operation.
15053 (VTDCDP): Likewise.
15054 (VTDCSP): Likewise.
15055 (VIE): Add overload support for vector insert exponent operation.
15058 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
15059 overloaded binary floating point functions.
15060 (altivec_resolve_overloaded_builtin): Improve error messages to
15061 distinguish between functions not supported in the current
15062 compiler configuration and functions that were invoked with an
15063 invalid parameter combination, and include the built-in function
15064 name in both error messages.
15065 * config/rs6000/rs6000-protos.h (rs6000_overloaded_builtin_name):
15067 * config/rs6000/rs6000.c (rs6000_overloaded_builtin_name): New
15069 (rs6000_expand_binop_builtin): Add check to enforce that argument
15070 2 of the test data class operations is a 7-bit unsigned literal.
15071 (rs6000_invalid_builtin): Add code to issue an error message if a
15072 built-in function that requires the power9_vector and -m32
15073 command-line options is compiled without these options.
15074 * config/rs6000/vsx.md (UNSPEC_VSX_SXEXPDP): New value.
15075 (UNSPEC_VSX_SXSIGDP): New value.
15076 (UNSPEC_VSX_SXSIGPDP): New value.
15077 (UNSPEC_VSX_SIEXPDP): New value.
15078 (UNSPEC_VSX_SCMPEXPDP): New value.
15079 (UNSPEC_VSX_STSTDC): New value.
15080 (UNSPEC_VSX_VXEXP): New value.
15081 (UNSPEC_VSX_VXSIG): New value.
15082 (UNSPEC_VSX_VIEXP): New value.
15083 (UNSPEC_VSX_VTSTDC): New value.
15084 (xsxexpdp): New insn for scalar extract exponent.
15085 (xsxsigdp): New insn for scalar extract significand.
15086 (xsiexpdp): New insn for scalar insert exponent.
15087 (xscmpexpdp_<code>): New expansion for scalar compare exponents.
15088 (*xscmpexpdp): New insn for scalar compare exponents.
15089 (xststdc<Fvsx): New expansion for both single- and
15090 double-precision scalar test data class operations.
15091 (xststdcneg<Fvsx>): New expansion for both single- and
15092 double-precision scalar test for negative value operations.
15093 (*xststdc<Fvsx>): New insn for scalar test data class
15095 (xvxexp<VSs>): New insn for single- and double-precision
15096 vector extract exponent operation.
15097 (xvxsig<VSs>): New insn for single- and double-precision
15098 vector extract significand operation.
15099 (xviexp<VSs>): New insn for single- and double-precision
15100 vector insert exponent operation.
15101 (xvtstdc<VSs>): New insn for single- and double-precision
15102 vector test data class operation.
15103 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
15104 built-in functions to represent the Power9 binary floating-point
15105 support instructions.
15107 2016-08-10 bin cheng <bin.cheng@arm.com>
15109 * doc/sourcebuild.texi (@item vect_cond_mixed): New item.
15111 2016-08-10 Alan Lawrence <alan.lawrence@arm.com>
15112 Renlin Li <renlin.li@arm.com>
15113 Bin Cheng <bin.cheng@arm.com>
15115 * config/aarch64/iterators.md (V_cmp_mixed, v_cmp_mixed): New.
15116 * config/aarch64/aarch64-simd.md (<su><maxmin>v2di3): Call
15117 gen_vcondv2div2di instead of gen_aarch64_vcond_internalv2div2di.
15118 (aarch64_vcond_internal<mode><mode>): Delete pattern.
15119 (aarch64_vcond_internal<VDQF_COND:mode><VDQF:mode>): Ditto.
15120 (vcond<v_cmp_result><mode>): Ditto.
15121 (vcond<mode><mode>): Re-implement using vec_cmp and vcond_mask.
15122 (vcondu<mode><mode>): Ditto.
15123 (vcond<v_cmp_mixed><mode>): New pattern.
15124 (vcondu<mode><v_cmp_mixed>): New pattern.
15125 (aarch64_cmtst<mode>): Revise comment using aarch64_vcond instead
15126 of aarch64_vcond_internal.
15128 2016-08-10 Alan Lawrence <alan.lawrence@arm.com>
15129 Renlin Li <renlin.li@arm.com>
15130 Bin Cheng <bin.cheng@arm.com>
15132 * config/aarch64/aarch64-simd.md (vec_cmp<mode><mode>): New pattern.
15133 (vec_cmp<mode><v_cmp_result>): New pattern.
15134 (vec_cmpu<mode><mode>): New pattern.
15135 (vcond_mask_<mode><v_cmp_result>): New pattern.
15137 2016-08-10 Yuri Rumyantsev <ysrumyan@gmail.com>
15139 PR tree-optimization/71734
15140 * tree-ssa-loop-im.c (ref_indep_loop_p): Add new argument
15141 REF_LOOP, invoke ref_indep_loop_p_1.
15142 (outermost_indep_loop): Pass LOOP argumnet where REF was defined
15143 to ref_indep_loop_p.
15144 (ref_indep_loop_p_1): Fix commentary, add argument REF_LOOP,
15145 combine it with ref_indep_lopp_p_2, update SAFELEN if only REF
15146 is inside LOOP, do not cache dpendence value for loops with
15148 (ref_indep_loop_p_2): Delete function.
15149 (can_sm_ref_p): Pass LOOP as additional argument to
15152 2016-08-10 Michael Meissner <meissner@linux.vnet.ibm.com>
15155 * config/rs6000/rs6000.c (mem_operand_ds_form): Add check for op
15156 being an offsettable address.
15158 2016-08-10 Martin Liska <mliska@suse.cz>
15160 PR gcov-profile/58306
15161 * tree-profile.c (gimple_init_edge_profiler): Create conditionally
15162 atomic variants of profile update functions.
15164 2016-08-10 Martin Liska <mliska@suse.cz>
15166 Cherry picked (and modified) from google-4_7 branch
15167 2012-12-26 Rong Xu <xur@google.com>
15168 * common.opt (fprofile-update): Add new flag.
15169 * coretypes.h: Define enum profile_update.
15170 * doc/invoke.texi: Document -fprofile-update.
15171 * gcov-io.h: Declare GCOV_TYPE_ATOMIC_FETCH_ADD and
15172 GCOV_TYPE_ATOMIC_FETCH_ADD_FN.
15173 * tree-profile.c (gimple_init_edge_profiler): Generate
15174 also atomic profiler update.
15175 (gimple_gen_edge_profiler): Likewise.
15177 2016-08-10 David Malcolm <dmalcolm@redhat.com>
15179 * toplev.c (finalize): Set aux_info_file, asm_out_file, and
15180 stack_usage_file to NULL after fclose calls.
15182 2016-08-10 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
15185 * reload.c (push_reload): Compute subreg_in_class for
15186 subregs of constants and plus expressions. Remove special
15187 handling of SYMBOL_REFs.
15189 2016-08-10 Alan Modra <amodra@gmail.com>
15192 * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Return
15193 SImode for TARGET_E500_DOUBLE when given SImode.
15195 2016-08-09 David Wohlferd <dw@LimeGreenSocks.com>
15197 * config/i3836/avx512fintrin.h (_mm512_cvtsepi64_epi32): Remove
15198 unused variable __O.
15200 2016-08-09 Martin Liska <mliska@suse.cz>
15202 * doc/gcov.texi: Change _gcov_dump to __gcov_dump and
15203 _gcov_reset to __gcov_reset.
15204 * doc/gcov-tool.texi: Fix typo.
15206 2016-08-09 Martin Liska <mliska@suse.cz>
15208 * value-prof.c (gimple_divmod_values_to_profile): Do not
15209 instrument MOD histogram if a value is not a SSA name.
15211 2016-08-09 Martin Liska <mliska@suse.cz>
15213 * value-prof.c (dump_histogram_value): Swap pow2 and non-pow2
15216 2016-08-09 Renlin Li <renlin.li@arm.com>
15218 PR middle-end/64971
15219 * calls.c (prepare_call_address): Convert funexp to Pmode when
15221 * config/aarch64/aarch64.md (sibcall): Remove fix for PR 64971.
15222 (sibcall_value): Likewise.
15224 2016-08-09 Marek Polacek <polacek@redhat.com>
15227 * cselib.c (cselib_expand_value_rtx_1): Add return.
15228 * gengtype.c (dbgprint_count_type_at): Likewise.
15229 * hsa-gen.c (gen_hsa_insn_for_internal_fn_call): Likewise.
15230 * reg-stack.c (get_true_reg): Restructure to avoid fallthrough warning.
15232 2016-08-09 Martin Jambor <mjambor@suse.cz>
15235 * ipa-polymorphic-call.c (get_dynamic_type): Bail out gracefully
15236 if instance is a MEM_REF.
15238 2016-08-09 Uros Bizjak <ubizjak@gmail.com>
15241 * config/i386/i386.md (*movtf_internal): Use
15242 lra_in_progress || reload_completed instead of !can_create_pseudo_p
15243 in the insn constraint.
15244 (*movxf_internal): Ditto.
15245 (*movdf_internal): Ditto.
15246 (*movsf_internal): Ditto.
15248 2016-08-09 Bin Cheng <bin.cheng@arm.com>
15250 PR tree-optimization/72772
15251 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
15254 2016-08-09 Bin Cheng <bin.cheng@arm.com>
15256 PR tree-optimization/72772
15257 * tree-ssa-loop-niter.h (simplify_using_initial_conditions): Delete
15259 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Delete
15260 parameter STOP and update calls. Move expand_simple_operations
15261 function call from here...
15262 (simplify_using_initial_conditions): ...to here. Delete parameter
15264 (tree_simplify_using_condition): Delete parameter STOP.
15265 * tree-scalar-evolution.c (simple_iv_with_niters): Update call to
15266 simplify_using_initial_conditions.
15268 2016-08-09 Matthew Fortune <matthew.fortune@imgtec.com>
15271 * config/mips/mips.c (mips_atomic_assign_expand_fenv):
15272 Use create_tmp_var_raw instead of create_tmp_var.
15274 2016-08-09 Richard Biener <rguenther@suse.de>
15276 * tree-ssa-threadbackward.c (profitable_jump_thread_path):
15277 Treat same SSA names related.
15279 2016-08-09 Jakub Jelinek <jakub@redhat.com>
15281 PR tree-optimization/72824
15282 * tree-loop-distribution.c (const_with_all_bytes_same): Verify
15283 real_zerop is not negative.
15285 2016-08-09 Richard Biener <rguenther@suse.de>
15287 PR tree-optimization/71802
15288 * tree-cfgcleanup.c (cleanup_tree_cfg_bb): Make sure to catch
15289 all merge opportunities with the predecessor.
15291 2016-08-09 Richard Biener <rguenther@suse.de>
15294 * ipa-prop.c (ipa_modify_formal_parameters): Build
15295 parameter types with natural alignment also for the
15298 2016-08-08 Andi Kleen <ak@linux.intel.com>
15300 * tree-vrp.c (get_single_symbol): Always initialize inv and neg.
15302 2016-08-08 David Malcolm <dmalcolm@redhat.com>
15305 * langhooks-def.h (LANG_HOOKS_RUN_LANG_SELFTESTS): New default
15306 do-nothing langhook.
15307 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_RUN_LANG_SELFTESTS.
15308 * langhooks.h (struct lang_hooks): Add run_lang_selftests.
15309 * selftest-run-tests.c: Include "tree.h" and "langhooks.h".
15310 (selftest::run_tests): Call lang_hooks.run_lang_selftests.
15312 2016-08-08 David Malcolm <dmalcolm@redhat.com>
15315 * input.c: Ensure that HAVE_ICONV is defined.
15317 2016-08-08 Jakub Jelinek <jakub@redhat.com>
15319 PR middle-end/72781
15320 * omp-low.c (lower_lastprivate_clauses): Set TREE_NO_WARNING on the
15321 private vars for lastprivate and for linear iterator.
15323 PR middle-end/68762
15324 * omp-simd-clone.c: Include varasm.h.
15325 (simd_clone_create): Copy over DECL_COMDAT, DECL_WEAK, DECL_EXTERNAL,
15326 DECL_VISIBILITY, DECL_VISIBILITY_SPECIFIED, DECL_DLLIMPORT_P and for
15327 DECL_ONE_ONLY call make_decl_one_only. Fix up spelling in comment and
15328 update function name.
15330 2016-07-29 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
15332 * config/avr/driver-avr.c (specfiles_doc_url): Remove.
15333 (avr_diagnose_devicespecs_error): Remove.
15334 (avr_devicespecs_file): Remove composing absolute path for specfile
15335 and its verbose info. Remove conditions to check specs-file,
15337 2016-08-08 Jakub Jelinek <jakub@redhat.com>
15339 PR rtl-optimization/72821
15340 * lra-spills.c (regno_in_use_p): Don't use BLOCK_FOR_INSN on barriers,
15341 just return false for them.
15343 2016-08-08 Alan Modra <amodra@gmail.com>
15346 * config/rs6000/rs6000.c (toc_relative_expr_p): Allow (lo_sum (high))
15347 toc refs created during reload. Update function comment.
15349 2016-08-08 Alan Modra <amodra@gmail.com>
15352 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Sort
15353 alternatives. Put loads first, then stores, and reg/reg moves
15354 within same class later. Delete attr length.
15356 2016-08-08 Alan Modra <amodra@gmail.com>
15359 * config/rs6000/rs6000.c (mem_operand_gpr): Remove vsx dform test.
15360 (mem_operand_ds_form): New predicate.
15361 * config/rs6000/rs6000-protos.h (mem_operand_ds_form): Declare.
15362 * config/rs6000/constraints.md (wY): Use mem_operand_df_form.
15363 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): Delete.
15364 * config/rs6000/rs6000.md (f32_lm2, f32_sm2): Use wY for SF.
15365 (extendsfdf2_fpr): Replace o constraint with wY.
15367 2016-08-07 Jan Hubicka <hubicka@ucw.cz>
15369 * tree-ssa-threadbackward.c: Include tree-inline.h
15370 (profitable_jump_thread_path): Use estimate_num_insns to estimate
15371 size of copied block; for cold paths reduce duplication.
15372 (find_jump_threads_backwards): Remove redundant tests.
15373 (pass_thread_jumps::gate): Enable for -Os.
15375 2016-08-07 Jakub Jelinek <jakub@redhat.com>
15378 * stor-layout.c (layout_decl): Fix up formatting.
15379 (relayout_decl): Allow DECL to be FIELD_DECL.
15381 2016-08-07 Alan Modra <amodra@gmail.com>
15383 * config/rs6000/rs6000.md (fix_trunc<mode>si2): Fix mode of reg.
15385 2016-08-07 Kugan Vivekanandarajah <kuganv@linaro.org>
15387 * data-streamer-in.c (streamer_read_wide_int): New.
15388 (streamer_read_widest_int): Renamed function.
15389 * data-streamer-out.c (streamer_write_wide_int): New
15390 (streamer_write_widest_int): Renamed function.
15391 * lto-streamer-in.c (streamer_read_wi): Renamed and moved to
15393 (input_cfg): Call renamed function.
15394 * lto-streamer-out.c (streamer_write_wi): Renamed and moved to
15396 (output_cfg): Call renamed function.
15397 * data-streamer.h: Add declarations.
15399 2016-08-08 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
15401 * tree-ssa-ccp.c (extend_mask): New param sgn.
15402 Remove ORing with wi::mask.
15403 (get_default_value): Adjust call to extend_mask to pass sign.
15404 (evaluate_stmt): Likewise.
15406 2016-08-06 Jakub Jelinek <jakub@redhat.com>
15408 * gcov.c (handle_cycle): Use INTTYPE_MAXIMUM (int64_t) instead of
15411 2016-08-06 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
15413 * match.pd ((intptr_t) x eq/ne CST to x eq/ne (typeof x) cst): Disable
15414 transform if operand's type is pointer to function or method.
15416 2016-08-05 Patrick Palka <ppalka@gcc.gnu.org>
15418 PR tree-optimization/18046
15419 * tree-ssa-threadedge.c: Include cfganal.h.
15420 (simplify_control_statement_condition): If simplifying a
15421 GIMPLE_SWITCH, replace the index operand of the GIMPLE_SWITCH
15422 with the dominating ASSERT_EXPR before handing it off to VRP.
15423 Mention that a CASE_LABEL_EXPR may be returned.
15424 (thread_around_empty_blocks): Adjust to handle
15425 simplify_control_statement_condition() returning a
15427 (thread_through_normal_block): Likewise.
15428 * tree-vrp.c (simplify_stmt_for_jump_threading): Simplify
15429 a switch statement by trying to determine which case label
15432 2016-08-05 Vladimir Makarov <vmakarov@redhat.com>
15434 PR rtl-optimization/69847
15435 * lra-constraints.c (process_invariant_for_inheritance): Save
15436 pattern instead of src.
15437 (remove_inheritance_pseudos): Use the pattern. Add assert.
15439 2016-08-05 David Malcolm <dmalcolm@redhat.com>
15441 * input.c (string_concat::string_concat): New constructor.
15442 (string_concat_db::string_concat_db): New constructor.
15443 (string_concat_db::record_string_concatenation): New method.
15444 (string_concat_db::get_string_concatenation): New method.
15445 (string_concat_db::get_key_loc): New method.
15446 (class auto_cpp_string_vec): New class.
15447 (get_substring_ranges_for_loc): New function.
15448 (get_source_range_for_substring): New function.
15449 (get_num_source_ranges_for_substring): New function.
15450 (class selftest::lexer_test_options): New class.
15451 (struct selftest::lexer_test): New struct.
15452 (class selftest::ebcdic_execution_charset): New class.
15453 (selftest::ebcdic_execution_charset::s_singleton): New variable.
15454 (selftest::lexer_test::lexer_test): New constructor.
15455 (selftest::lexer_test::~lexer_test): New destructor.
15456 (selftest::lexer_test::get_token): New method.
15457 (selftest::assert_char_at_range): New function.
15458 (ASSERT_CHAR_AT_RANGE): New macro.
15459 (selftest::assert_num_substring_ranges): New function.
15460 (ASSERT_NUM_SUBSTRING_RANGES): New macro.
15461 (selftest::assert_has_no_substring_ranges): New function.
15462 (ASSERT_HAS_NO_SUBSTRING_RANGES): New macro.
15463 (selftest::test_lexer_string_locations_simple): New function.
15464 (selftest::test_lexer_string_locations_ebcdic): New function.
15465 (selftest::test_lexer_string_locations_hex): New function.
15466 (selftest::test_lexer_string_locations_oct): New function.
15467 (selftest::test_lexer_string_locations_letter_escape_1): New function.
15468 (selftest::test_lexer_string_locations_letter_escape_2): New function.
15469 (selftest::test_lexer_string_locations_ucn4): New function.
15470 (selftest::test_lexer_string_locations_ucn8): New function.
15471 (selftest::uint32_from_big_endian): New function.
15472 (selftest::test_lexer_string_locations_wide_string): New function.
15473 (selftest::uint16_from_big_endian): New function.
15474 (selftest::test_lexer_string_locations_string16): New function.
15475 (selftest::test_lexer_string_locations_string32): New function.
15476 (selftest::test_lexer_string_locations_u8): New function.
15477 (selftest::test_lexer_string_locations_utf8_source): New function.
15478 (selftest::test_lexer_string_locations_concatenation_1): New
15480 (selftest::test_lexer_string_locations_concatenation_2): New
15482 (selftest::test_lexer_string_locations_concatenation_3): New
15484 (selftest::test_lexer_string_locations_macro): New function.
15485 (selftest::test_lexer_string_locations_stringified_macro_argument):
15487 (selftest::test_lexer_string_locations_non_string): New function.
15488 (selftest::test_lexer_string_locations_long_line): New function.
15489 (selftest::test_lexer_char_constants): New function.
15490 (selftest::input_c_tests): Call the new test functions once per
15491 case within the line_table test matrix.
15492 * input.h (struct string_concat): New struct.
15493 (struct location_hash): New struct.
15494 (class string_concat_db): New class.
15495 * substring-locations.h: New header.
15497 2016-08-05 Patrick Palka <ppalka@gcc.gnu.org>
15499 PR tree-optimization/72810
15500 * tree-vrp.c (simplify_switch_using_ranges): Avoid changing
15501 the type of the case labels when truncating.
15503 2016-08-05 James Greenhalgh <james.greenhalgh@arm.com>
15506 * config/aarch64/aarch64.h (aarch64_fp16_type_node): Declare.
15507 (aarch64_fp16_ptr_type_node): Likewise.
15508 * config/aarch64/aarch64-simd-builtins.c
15509 (aarch64_fp16_ptr_type_node): Define.
15510 (aarch64_init_fp16_types): New, refactored out of...
15511 (aarch64_init_builtins): ...here, update to call
15512 aarch64_init_fp16_types.
15513 * config/aarch64/aarch64.c (aarch64_gimplify_va_arg_expr): Handle
15515 (aapcs_vfp_sub_candidate): Likewise.
15517 2016-08-05 Martin Liska <mliska@suse.cz>
15518 Joshua Cranmer <Pidgeot18@gmail.com>
15520 * gcov.c (line_t::has_block): New function.
15521 (enum loop_type): New enum.
15522 (handle_cycle): New function.
15523 (unblock): Likewise.
15524 (circuit): Likewise.
15525 (get_cycles_count): Likewise.
15526 (accumulate_line_counts): Use new loop detection algorithm.
15528 2016-08-05 Martin Liska <mliska@suse.cz>
15530 * gcov.c (output_intermediate_file): Rename
15531 function_info::line_next to next_file_fn.
15532 (process_file): Likewise.
15533 (read_graph_file): Likewise.
15534 (accumulate_line_counts): Likewise.
15535 (output_lines): Likewise.
15537 2016-08-05 Richard Biener <rguenther@suse.de>
15539 * tree-ssa-threadupdate.c (thread_block_1): Remove unnecessary
15540 restriction on threading to a loop header.
15542 2016-08-05 Richard Biener <rguenther@suse.de>
15544 * tree-cfgcleanup.c (tree_forwarder_block_p): Use bb_loop_header_p.
15545 * cfghooks.c (force_nonfallthru): If we ended up splitting a latch
15546 adjust loop info accordingly.
15548 2016-08-05 Kugan Vivekanandarajah <kuganv@linaro.org>
15550 * tree-vrp.c (extract_range_basic): Check cfun->after_inlining
15551 before folding call to __builtin_constant_p with parameters to false.
15553 2016-08-05 Alan Modra <amodra@gmail.com>
15555 * config/rs6000/rs6000.c (rs6000_preferred_reload_class): Delete
15556 code accidentally committed 2016-05-02 providing class when given
15559 2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
15561 * tree-vrp.c (simplify_switch_using_ranges): Try to truncate
15562 the case label ranges that partially overlap with OP's value
15565 2016-08-04 Uros Bizjak <ubizjak@gmail.com>
15568 * config/i386/avx512fintrin.h (_mm512_cmp_epi32_mask) [!__OPTIMIZE__]:
15569 Cast builtin function result to __mmask16 instead of __mmask8.
15570 (_mm512_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto.
15571 (_mm512_mask_cmp_epi32_mask) [!__OPTIMIZE__]: Ditto.
15572 (_mm512_mask_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto.
15574 2016-08-04 David Malcolm <dmalcolm@redhat.com>
15576 * selftest.h (ASSERT_TRUE): Reimplement in terms of...
15577 (ASSERT_TRUE_AT): New macro.
15578 (ASSERT_FALSE): Reimplement in terms of...
15579 (ASSERT_FALSE_AT): New macro.
15580 (ASSERT_STREQ_AT): Fix typo in comment.
15582 2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
15584 * gimple.c (preprocess_case_label_vec_for_gimple): When the case
15585 labels are exhaustive, designate the label with the widest
15586 range to be the default label.
15588 2016-08-04 Andrew Pinski <apinski@cavium.com>
15590 * config/aarch64/aarch64.c (thunderx_vector_cost): New variable.
15591 (thunderx_tunings): Use thunderx_vector_cost instead of
15592 generic_vector_cost.
15594 2016-08-04 Martin Liska <mliska@suse.cz>
15596 * gcov.c (main): Fix GNU coding style.
15597 (output_intermediate_file): Likewise.
15598 (process_file): Likewise.
15599 (generate_results): Likewise.
15600 (release_structures): Likewise.
15601 (create_file_names): Likewise.
15602 (find_source): Likewise.
15603 (read_graph_file): Likewise.
15604 (find_exception_blocks): Likewise.
15605 (canonicalize_name): Likewise.
15606 (make_gcov_file_name): Likewise.
15607 (mangle_name): Likewise.
15608 (accumulate_line_counts): Likewise.
15609 (output_branch_count): Likewise.
15610 (read_line): Likewise.
15612 2016-08-04 Bernd Edlinger <bernd.edlinger@hotmail.de>
15614 PR rtl-optimization/71779
15615 * emit-rtl.c (set_reg_attrs_from_value): Only propagate REG_POINTER,
15616 if the value was sign-extended according to POINTERS_EXTEND_UNSIGNED
15617 or if it was truncated.
15619 PR rtl-optimization/70903
15620 * cse.c (cse_insn): If DEST is a paradoxical SUBREG, don't record DEST.
15622 2016-08-04 Kugan Vivekanandarajah <kuganv@linaro.org>
15624 * tree-inline.c (remap_ssa_name): Check for POINTER_TYPE_P before
15625 accessing SSA_NAME_PTR_INFO.
15627 2016-08-04 Georg-Johann Lay <avr@gjlay.de>
15630 * common/config/avr/avr-common.c (avr_option_optimization_table)
15631 [OPT_LEVELS_ALL]: Turn off -fcaller-saves.
15633 2016-08-04 Georg-Johann Lay <avr@gjlay.de>
15636 * config/avr/avr.md: New pattern to work around do_store_flag
15637 generating shift instructions for bit extractions.
15639 2016-08-04 Kugan Vivekanandarajah <kuganv@linaro.org>
15641 * tree-vrp.c (set_value_range): Use vrp_equiv_obstack with
15643 (add_equivalence): Likewise.
15644 (get_value_range): Allocate value range with vrp_value_range_pool.
15645 (vrp_initialize): Initialize vrp_equiv_obstack for equiv allocation.
15646 (vrp_finalize): Relase vrp_equiv_obstack and vrp_value_range_pool.
15648 2016-08-03 Peter Bergner <bergner@vnet.ibm.com>
15650 * config/rs6000/rs6000.c (rs6000_option_override_internal): Make LRA
15651 the default for the rs6000 port.
15653 2016-08-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
15655 PR middle-end/71876
15656 * calls.c (special_function_p): Remove special handling of
15657 "setjmp_syscall", "qsetjmp", "longjmp", "siglongjmp" and the
15658 prefix "__x". Recognize "savectx", "vfork" and "getcontext" only
15659 without prefix. Remove potentially unsafe ECF_LEAF and ECF_NORETURN.
15661 2016-08-03 Vladimir Makarov <vmakarov@redhat.com>
15663 PR middle-end/72778
15664 * lra-spills.c (regno_in_use_p): Check bb and regno modification.
15665 Don't stop on regular insns.
15667 2016-08-03 Nathan Sidwell <nathan@codesourcery.com>
15669 * config/nvptx/nvptx.c (nvptx_declare_function_name): Round frame
15670 size to DImode boundary.
15671 (nvptx_propagate): Likewise.
15673 2016-08-03 Alan Modra <amodra@gmail.com>
15675 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Make scalar
15676 float access depend on TARGET_EFFICIENT_UNALIGNED_VSX.
15677 * config/rs6000/rs6000.opt (-mefficient-unaligned-vsx): Renamed
15678 from -mefficient-unaligned-vector. Note that this affects fp too.
15680 2016-08-03 Alan Modra <amodra@gmail.com>
15682 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make unaligned mem
15685 2016-08-03 Alan Modra <amodra@gmail.com>
15687 * config/rs6000/rs6000.md (fix_trunc<mode>si2): Force source operand
15688 to a reg. Localize vars.
15690 2016-08-03 Alan Modra <amodra@gmail.com>
15692 * config/rs6000/rs6000.opt: Remove negatives from help strings
15695 2016-08-03 Alan Modra <amodra@gmail.com>
15697 * config/rs6000/rs6000.c (rs6000_secondary_reload_direct_move):
15698 Delete duplicated code.
15700 2016-08-02 Vladimir Makarov <vmakarov@redhat.com>
15702 PR middle-end/72778
15703 * lra-spills.c (regno_in_use_p): New.
15704 (lra_final_code_change): Use it.
15706 2016-08-02 Vladimir Makarov <vmakarov@redhat.com>
15708 PR rtl-optimization/69847
15709 * lra-int.h (struct lra-reg): Use restore_rtx instead of
15711 (lra_rtx_hash): New.
15712 * lra.c (initialize_lra_reg_info_element): Use restore_rtx instead
15714 (lra_rtx_hash): Rename and move lra-remat.c::rtx_hash.
15715 * lra-remat.c (rtx_hash): Rename and Move to lra.c.
15716 * lra-spills.c (lra_final_code_change): Don't delete insn when the
15717 next insn is USE with the same reg as the current insn source.
15718 * lra-constraints.c (curr_insn_transform): Use restore_rtx instead
15720 (lra_constraints_init): Call initiate_invariants.
15721 (lra_constraints_finish): Call finish_invariants.
15722 (struct invariant, invariant_t, invariant_ptr_t): New.
15723 (const_invariant_ptr_t, invariants, invariants_pool): New.
15724 (invariant_table, invariant_hash, invariant_eq_p): New.
15725 (insert_invariant, initiate_invariants, finish_invariants): New.
15726 (clear_invariants, invalid_invariant_regs): New.
15727 (inherit_reload_reg, split_reg, fix_bb_live_info): Use restore_rtx
15728 instead of restore_regno.
15729 (invariant_p, process_invariant_for_inheritance): New.
15730 (inherit_in_ebb): Implement invariant inheritance.
15731 (lra_inheritance): Initialize and finalize invalid_invariant_regs.
15732 (remove_inheritance_pseudos): Implement undoing invariant
15734 (undo_optional_reloads, lra_undo_inheritance): Use restore_rtx
15735 instead of restore_regno.
15736 * lra-assigns.c (regno_live_length): New.
15737 (reload_pseudo_compare_func): Use regno_live_length.
15738 (assign_by_spills): Use restore_rtx instead of restore_regno.
15739 (lra_assign): Ditto. Initiate regno_live_length.
15741 2016-02-08 James Greenhalgh <james.greenhalgh@arm.com>
15743 * config/aarch64/arm_neon.h (vminnm_f64): Add back missing 'f' from
15744 __builtin_aarch64_fmindf.
15746 2016-08-02 Bin Cheng <bin.cheng@arm.com>
15748 PR tree-optimization/34114
15749 * tree-ssa-loop-niter.c (number_of_iterations_ne): Prove no-overflow
15750 information for more control IVs.
15752 2016-08-02 Bin Cheng <bin.cheng@arm.com>
15754 PR tree-optimization/34114
15755 * fold-const.c (multiple_of_p): Improve MULT_EXPR, PLUS_EXPR,
15756 PLUS_EXPR case. Handle SSA_NAME case.
15758 2016-08-02 Tamar Christina <tamar.christina@arm.com>
15760 * config/aarch64/aarch64-simd-builtins.def
15761 (__builtin_aarch64_fmindf): Change BUILTIN_VDQF to BUILTIN_VDQF_DF.
15762 (__builtin_aarch64_fmaxdf): Likewise.
15763 (__builtin_aarch64_smin_nandf): Likewise.
15764 (__builtin_aarch64_smax_nandf): Likewise.
15765 * config/aarch64/aarch64-simd.md (<fmaxmin><mode>3): Remove.
15766 * config/aarch64/aarch64.md (<fmaxmin><mode>3): Rename to...
15767 (<fmaxmin><mode>3): ...this.
15768 * config/aarch64/arm_neon.h (vmaxnm_f64): New.
15769 (vminnm_f64): Likewise.
15770 (vmin_f64): Likewise.
15771 (vmax_f64): Likewise.
15772 * config/aarch64/iterators.md (FMAXMIN): Merge with...
15773 (FMAXMIN_UNS): ...this.
15774 (fmaxmin): Merged with
15775 (fmaxmin_op): ...this...
15776 (maxmin_uns_op): ...in to this.
15778 2016-08-01 Michael Meissner <meissner@linux.vnet.ibm.com>
15780 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
15781 Add support for vec_extract on vector float, vector int, vector
15782 short, and vector char vector types.
15783 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
15784 vector float, vector int, vector short, and vector char
15785 optimizations on 64-bit ISA 2.07 systems for both constant and
15786 variable element numbers.
15787 (rs6000_split_vec_extract_var): Likewise.
15788 * config/rs6000/vsx.md (vsx_xscvspdp_scalar2): Allow SFmode to be
15789 Altivec registers on ISA 2.07 and above.
15790 (vsx_extract_v4sf): Delete alternative that hard coded element 0,
15791 which never was matched due to the split occuring before register
15792 allocation (and the code would not have worked on little endian
15793 systems if it did match). Allow extracts to go to the Altivec
15794 registers if ISA 2.07 (power8). Change from using "" around the
15795 C++ code to using {}'s.
15796 (vsx_extract_v4sf_<mode>_load): New insn to optimize vector float
15797 vec_extracts when the vector is in memory.
15798 (vsx_extract_v4sf_var): New insn to optimize vector float
15799 vec_extracts when the element number is variable on 64-bit ISA
15801 (vsx_extract_<mode>, VSX_EXTRACT_I iterator): Add optimizations
15802 for 64-bit ISA 2.07 as well as ISA 3.0.
15803 (vsx_extract_<mode>_p9, VSX_EXTRACT_I iterator): Likewise.
15804 (vsx_extract_<mode>_p8, VSX_EXTRACT_I iterator): Likewise.
15805 (vsx_extract_<mode>_load, VSX_EXTRACT_I iterator): New insn to
15806 optimize vector int, vector short, and vector char vec_extracts
15807 when the vector is in memory.
15808 (vsx_extract_<mode>_var, VSX_EXTRACT_I iterator): New insn to
15809 optimize vector int, vector short, and vector char vec_extracts
15810 when the element number is variable.
15812 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
15815 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): Use a value that
15816 does not overlap with other symbol flags.
15818 2016-08-01 Wilco Dijkstra <wdijkstr@arm.com>
15820 * config/aarch64/aarch64.h (aarch64_frame):
15821 Remove padding0 and hardfp_offset. Add locals_offset,
15822 initial_adjust, callee_adjust, callee_offset and final_adjust.
15823 * config/aarch64/aarch64.c (aarch64_layout_frame):
15824 Remove unused padding0 and hardfp_offset initializations.
15825 Choose frame layout and set frame variables accordingly.
15826 Use INVALID_REGNUM instead of FIRST_PSEUDO_REGISTER.
15827 (aarch64_push_regs): Use INVALID_REGNUM, not FIRST_PSEUDO_REGISTER.
15828 (aarch64_pop_regs): Likewise.
15829 (aarch64_expand_prologue): Remove all decision code, just emit
15830 prolog according to frame variables.
15831 (aarch64_expand_epilogue): Remove all decision code, just emit
15832 epilog according to frame variables.
15833 (aarch64_initial_elimination_offset): Use offset to local/arg area.
15835 2015-08-01 H.J. Lu <hongjiu.lu@intel.com>
15838 * config/i386/i386.c (timode_scalar_chain::convert_insn): Call
15839 fix_debug_reg_uses after changing source register mode to
15840 V1TImode if source register is undefined.
15842 2015-08-01 Alan Hayward <alan.hayward@arm.com>
15844 PR tree-optimization/71818
15845 * tree-vect-loop-manip.c (vect_can_advance_ivs_p): Don't advance IVs
15846 with non invariant evolutions
15848 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
15851 * config/avr/avr.md (length) [branch]: Correct insn length
15852 attribute for forward branches.
15854 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
15856 * doc/extend.texi (AVR Built-in Functions): Document
15857 __builtin_avr_nops.
15858 * config/avr/builtins.def (NOPS): New.
15859 * config/avr/avr.c (avr_expand_nops): New static function.
15860 (avr_expand_builtin): Use it to handle AVR_BUILTIN_NOPS.
15862 2016-08-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15864 * config/aarch64/aarch64.c (aarch64_classify_address): Use DImode when
15865 performing aarch64_offset_7bit_signed_scaled_p check for TImode LDP/STP
15868 2016-08-01 Virendra Pathak <virendra.pathak@broadcom.com>
15870 * config/aarch64/aarch64.c (vulcan_tunings): Update
15871 vulcan L1 cache_line_size.
15873 2016-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
15875 * config/rs6000/rs6000-protos.h (rs6000_adjust_vec_address): New
15876 function that takes a vector memory address, a hard register, an
15877 element number and a temporary base register, and recreates an
15878 address that points to the appropriate element within the vector.
15879 * config/rs6000/rs6000.c (rs6000_adjust_vec_address): Likewise.
15880 (rs6000_split_vec_extract_var): Add support for the target of a
15881 vec_extract with variable element number being a scalar memory
15883 (rtx_is_swappable_p): VLSO insns (UNSPEC_VSX_VSLOW) are not
15885 * config/rs6000/vsx.md (vsx_extract_<mode>_load): Replace
15886 vsx_extract_<mode>_load insn with a new insn that optimizes
15887 storing either element to a memory location, using scratch
15888 registers to pick apart the vector and reconstruct the address.
15889 (vsx_extract_<P:mode>_<VSX_D:mode>_load): Likewise.
15890 (vsx_extract_<mode>_store): Rework alternatives to more correctly
15891 support Altivec registers. Add support for ISA 3.0 Altivec d-form
15893 (vsx_extract_<mode>_var): Add support for extracting a variable
15894 element number from memory.
15896 2016-07-29 Georg-Johann Lay <avr@gjlay.de>
15898 * config/avr/avr.c (avr_out_compare): Use const0_rtx instead of 0
15899 when testing for compares against constants of the form 0xabab.
15901 2016-07-29 Bin Cheng <bin.cheng@arm.com>
15903 PR tree-optimization/57558
15904 * tree-vect-loop-manip.c (vect_create_cond_for_niters_checks): New
15906 (vect_loop_versioning): Support versioning with niter assumptions.
15907 * tree-vect-loop.c (tree-ssa-loop.h): Include header file.
15908 (vect_get_loop_niters): New parameter. Reimplement to support
15909 assumptions in loop niter info.
15910 (vect_analyze_loop_form_1, vect_analyze_loop_form): Ditto.
15911 (new_loop_vec_info): Init LOOP_VINFO_NITERS_ASSUMPTIONS.
15912 (vect_estimate_min_profitable_iters): Use LOOP_REQUIRES_VERSIONING.
15913 Support loop versioning for niters.
15914 * tree-vectorizer.c (tree-ssa-loop-niter.h): Include header file.
15915 (vect_free_loop_info_assumptions): New function.
15916 (vectorize_loops): Free loop niter info for loops with flag
15917 LOOP_F_ASSUMPTIONS set if vectorization failed.
15918 * tree-vectorizer.h (struct _loop_vec_info): New field
15919 num_iters_assumptions.
15920 (LOOP_VINFO_NITERS_ASSUMPTIONS): New macro.
15921 (LOOP_REQUIRES_VERSIONING_FOR_NITERS): New macro.
15922 (LOOP_REQUIRES_VERSIONING): New macro.
15923 (vect_free_loop_info_assumptions): New decl.
15925 2016-07-29 Bin Cheng <bin.cheng@arm.com>
15927 * cfgloop.h (struct loop): New field constraints.
15928 (LOOP_C_INFINITE, LOOP_C_FINITE): New macros.
15929 (loop_constraint_set, loop_constraint_clr, loop_constraint_set_p): New
15931 * cfgloop.c (alloc_loop): Initialize new field.
15932 * cfgloopmanip.c (copy_loop_info): Copy constraints.
15933 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions):
15934 Adjust niter analysis wrto loop constraints.
15935 * doc/loop.texi (@node Number of iterations): Add description for loop
15938 2016-07-29 Marek Polacek <polacek@redhat.com>
15941 * config/i386/i386.c (ix86_expand_args_builtin): Add break.
15942 (ix86_expand_round_builtin): Likewise.
15944 2016-07-29 Segher Boessenkool <segher@kernel.crashing.org>
15945 Georg-Johann Lay <avr@gjlay.de>
15947 PR rtl-optimization/71976
15948 * combine.c (get_last_value): Return 0 if the argument for which
15949 the function is called has a wider mode than the recorded value.
15951 2016-07-29 Marek Polacek <polacek@redhat.com>
15954 * config/rs6000/rs6000.c (altivec_expand_ld_builtin): Add break.
15955 (altivec_expand_st_builtin): Likewise.
15957 2016-07-29 Georg-Johann Lay <avr@gjlay.de>
15959 * config/avr/avr.md (addqi3) [cc]: Revert glitch in insn attribute
15960 introduced in r238381.
15962 2016-07-29 Kugan Vivekanandarajah <kuganv@linaro.org>
15964 PR middle-end/68217
15965 * tree-vrp.c (extract_range_from_binary_expr_1): In case of signed
15966 & sign-bit-CST, generate [-INF, 0] instead of [-INF, INF].
15968 2016-07-28 Michael Meissner <meissner@linux.vnet.ibm.com>
15970 * config/rs6000/rs6000-protos.h (rs6000_split_vec_extract_var):
15972 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
15973 Add support for vec_extract of vector double or vector long having
15974 a variable element number on 64-bit ISA 2.07 systems or newer.
15975 * config/rs6000/rs6000.c (rs6000_expand_vector_extract):
15977 (rs6000_split_vec_extract_var): New function to split a
15978 vec_extract built-in function with variable element number.
15979 (rtx_is_swappable_p): Variable vec_extracts and shifts are not
15981 * config/rs6000/vsx.md (UNSPEC_VSX_VSLO): New unspec.
15982 (UNSPEC_VSX_EXTRACT): Likewise.
15983 (vsx_extract_<mode>, VSX_D iterator): Fix constraints to allow
15984 direct move instructions to be generated on 64-bit ISA 2.07
15985 systems and newer, and to take advantage of the ISA 3.0 MFVSRLD
15987 (vsx_vslo_<mode>): New insn to do VSLO on V2DFmode and V2DImode
15988 arguments for vec_extract variable element.
15989 (vsx_extract_<mode>_var, VSX_D iterator): New insn to support
15990 vec_extract with variable element on V2DFmode and V2DImode
15992 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): Remove
15993 -mupper-regs-df requirement, since it isn't needed.
15994 (TARGET_DIRECT_MOVE_64BIT): New macro to say whether we can
15995 do direct moves on 64-bit systems, which allows optimization of
15996 vec_extract on 64-bit ISA 2.07 systems and newer.
15998 2016-07-28 Kristina Martsenko <kristina.martsenko@arm.com>
15999 2016-07-28 Wilco Dijkstra <wdijkstr@arm.com>
16001 * config/aarch64/aarch64.md
16002 (zero_extend<SHORT:mode><GPI:mode>2_aarch64): Change output
16003 statement and type.
16004 (<optab>qihi2_aarch64): Likewise, and split into two.
16005 (extendqihi2_aarch64): New.
16006 (zero_extendqihi2_aarch64): New.
16007 * config/aarch64/iterators.md (ldrxt): Remove.
16008 * config/aarch64/aarch64.c (aarch64_rtx_costs): Change cost of
16011 2016-07-28 Kristina Martsenko <kristina.martsenko@arm.com>
16013 * config/aarch64/aarch64.c (aarch64_rtx_costs): Fix cost of zero extend.
16015 2016-07-28 Wilco Dijkstra <wdijkstr@arm.com>
16017 * config/aarch64/aarch64.c (aarch64_pushwb_pair_reg): Rename.
16018 (aarch64_push_reg): New function to push 1 or 2 registers.
16019 (aarch64_pop_reg): New function to pop 1 or 2 registers.
16020 (aarch64_expand_prologue): Use aarch64_push_regs.
16021 (aarch64_expand_epilogue): Use aarch64_pop_regs.
16023 2016-07-28 Yuri Rumyantsev <ysrumyan@gmail.com>
16025 PR tree-optimization/71734
16026 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Pass value of safelen
16027 attribute instead of REF_LOOP and use it.
16028 (ref_indep_loop_p_2): Use SAFELEN argument instead of REF_LOOP and
16029 set it for Loops having non-zero safelen attribute.
16030 (ref_indep_loop_p): Pass zero as initial value for safelen.
16032 2016-07-28 Ilya Enkovich <ilya.enkovich@intel.com>
16034 PR middle-end/72657
16036 * tree-chkp.c (chkp_retbnd_call_by_val): Check for instrumentation
16037 call using chkp_gimple_call_builtin_p.
16038 (chkp_copy_bounds_for_assign): Likewise.
16040 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16042 * config/alpha/alpha.c (alpha_adjust_cost): Adjust.
16043 * config/arm/arm-protos.h (struct tune_params): Likewise.
16044 * config/arm/arm.c (xscale_sched_adjust_cost): Likewise.
16045 (cortex_a9_sched_adjust_cost): Likewise.
16046 (fa726te_sched_adjust_cost): Likewise.
16047 (arm_adjust_cost): Likewise.
16048 * config/bfin/bfin.c (bfin_adjust_cost): Likewise.
16049 * config/c6x/c6x.c (c6x_adjust_cost): Likewise.
16050 * config/epiphany/epiphany.c (epiphany_adjust_cost): Likewise.
16051 * config/i386/i386.c (ix86_adjust_cost): Likewise.
16052 * config/ia64/ia64.c: Likewise.
16053 * config/m68k/m68k.c: Likewise.
16054 * config/mep/mep.c (mep_adjust_cost): Likewise.
16055 * config/microblaze/microblaze.c (microblaze_adjust_cost):
16057 * config/mips/mips.c (mips_adjust_cost): Likewise.
16058 * config/mn10300/mn10300.c (mn10300_adjust_sched_cost):
16060 * config/pa/pa.c (pa_adjust_cost): Likewise.
16061 * config/rs6000/rs6000.c (rs6000_adjust_cost): Likewise.
16062 (rs6000_debug_adjust_cost): Likewise.
16063 * config/sh/sh.c (sh_adjust_cost): Likewise.
16064 * config/sparc/sparc.c (supersparc_adjust_cost): Likewise.
16065 (hypersparc_adjust_cost): Likewise.
16066 (sparc_adjust_cost): Likewise.
16067 * config/spu/spu.c (spu_sched_adjust_cost): Likewise.
16068 * config/tilegx/tilegx.c (tilegx_sched_adjust_cost): Likewise.
16069 * config/tilepro/tilepro.c (tilepro_sched_adjust_cost):
16071 * config/visium/visium.c (visium_adjust_cost): Likewise.
16072 * doc/tm.texi: Regenerate.
16073 * haifa-sched.c (dep_cost_1): Adjust.
16074 * target.def: Merge adjust_cost and adjust_cost_2.
16076 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16078 * haifa-sched.c (add_to_speculative_block): Make twins a vector.
16080 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16082 * store-motion.c (struct st_expr): Make pattern_regs a vector.
16083 (extract_mentioned_regs): Append to a vector instead of
16084 returning a rtx_expr_list.
16085 (st_expr_entry): Adjust.
16086 (free_st_expr_entry): Likewise.
16087 (store_ops_ok): Likewise.
16088 (store_killed_in_insn): Likewise.
16089 (find_moveable_store): Likewise.
16091 2016-07-28 Martin Liska <mliska@suse.cz>
16093 PR gcov-profile/68025
16094 * tree-profile.c (tree_profiling): Respect
16095 no_profile_instrument_function attribute.
16096 * doc/extend.texi: Document no_profile_instrument_function
16099 2016-07-28 Martin Liska <mliska@suse.cz>
16101 PR rtl-optimization/70944
16102 * combine.c (make_compound_operation):
16103 Do not allow make_compound_operation for vector mode
16105 2016-07-28 Kugan Vivekanandarajah <kuganv@linaro.org>
16107 PR middle-end/71994
16108 * tree-ssa-reassoc.c (maybe_optimize_range_tests): Check tcc_comparison
16109 before calling get_ops.
16111 2016-07-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
16113 * defaults.h (LOG2_BITS_PER_UNIT): Move from here...
16114 * tree.h (LOG2_BITS_PER_UNIT): ...to here.
16115 (BITS_PER_UNIT_LOG): Remove.
16116 (int_bit_position): Use LOG2_BITS_PER_UNIT instead of BITS_PER_UNIT_LOG.
16117 * expr.c (expand_assignment): Likewise.
16118 * stor-layout.c (initialize_sizetypes): Likewise.
16120 2016-07-27 Michael Meissner <meissner@linux.vnet.ibm.com>
16122 * config/rs6000/vector.md (vec_extract<mode>): Change the calling
16123 signature of rs6000_expand_vector_extract so that the element
16124 number is a RTX instead of a constant integer.
16125 * config/rs6000/rs6000-protos.h (rs6000_expand_vector_extract):
16127 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Likewise.
16128 (altivec_expand_vec_ext_builtin): Likewise.
16129 * config/rs6000/altivec.md (reduc_plus_scal_<mode>): Likewise.
16130 * config/rs6000/vsx.md (vsx_extract_<mode>): Fix spelling of the
16131 MFVSRLD instruction.
16133 2016-07-27 David Malcolm <dmalcolm@redhat.com>
16135 * input.c (get_pure_location): Move here from tree.c.
16136 (make_location): Likewise. Add header comment.
16137 (selftest::test_accessing_ordinary_linemaps): Verify
16138 pure_location_p, make_location, get_location_from_adhoc_loc and
16139 get_range_from_loc.
16140 * input.h (get_pure_location): Move declaration here from tree.h.
16141 (get_finish): Likewise for inline function.
16142 (make_location): Likewise for declaration.
16143 * tree.c (get_pure_location): Move to input.c.
16144 (make_location): Likewise.
16145 * tree.h (get_pure_location): Move declaration to tree.h.
16146 (get_finish): Likewise for inline function.
16147 (make_location): Likewise for declaration.
16149 2016-07-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
16151 PR middle-end/71078
16152 * match.pd (x / abs(x) -> copysign(1.0, x)): New pattern.
16154 2016-07-27 David Malcolm <dmalcolm@redhat.com>
16156 * system.h (STATIC_ASSERT): Use static_assert if building
16157 with C++11 onwards.
16159 2016-07-27 Richard Biener <rguenther@suse.de>
16161 PR tree-optimization/72517
16162 * tree-vect-data-refs.c (vect_analyze_data_ref_dependences):
16163 Revert change to not compute read-read dependences.
16165 2016-07-27 Richard Biener <rguenther@suse.de>
16167 * predict.c (set_even_probabilities): Make nedges unsigned.
16169 2016-07-27 Martin Liska <mliska@suse.cz>
16171 * predict.c (set_even_probabilities): Handle unlikely edges.
16172 (combine_predictions_for_bb): Likewise.
16174 2016-07-26 Michael Meissner <meissner@linux.vnet.ibm.com>
16177 * config/rs6000/rs6000.c (rs6000_generate_compare): Rework
16178 __float128 support when we don't have hardware support, so that
16179 the IEEE built-in functions like isgreater, first call __unordkf3
16180 to make sure neither operand is a NaN, and if both operands are
16181 ordered, do the normal comparison.
16183 2016-07-26 Patrick Palka <ppalka@gcc.gnu.org>
16185 * tree-vrp.c (dump_asserts_for): Print loc->expr instead of
16187 (extract_code_and_val_from_cond_with_ops): Verify that name is
16188 either cond_op0 or cond_op1.
16190 2016-07-26 Patrick Palka <ppalka@gcc.gnu.org>
16192 PR tree-optimization/18046
16193 * genmodes.c (emit_mode_size_inline): Emit an assert that
16194 verifies that mode is a valid array index.
16195 (emit_mode_nuinits_inline): Likewise.
16196 (emit_mode_inner_inline): Likewise.
16197 (emit_mode_unit_size_inline): Likewise.
16198 (emit_mode_unit_precision_inline): Likewise.
16199 * tree-vrp.c: Include params.h.
16200 (find_switch_asserts): Register edge assertions for the default
16201 label which correspond to the anti-ranges of each case label.
16202 * params.def (PARAM_MAX_VRP_SWITCH_ASSERTIONS): New.
16203 * doc/invoke.texi: Document it.
16205 2016-07-26 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
16207 * gimple-ssa-strength-reduction.c (slsr_process_phi): Remove dead
16208 and unnecessary call to gimple_bb.
16210 2016-07-26 Richard Biener <rguenther@suse.de>
16212 PR rtl-optimization/71984
16213 * simplify-rtx.c (simplify_subreg): Use GET_MODE_SIZE and prepare
16216 2016-07-26 Richard Biener <rguenther@suse.de>
16218 PR middle-end/72517
16219 * expmed.c (extract_bit_field_1): Constrain the vector mode
16220 with element size matching the extraction mode size when
16221 choosing a better vector mode to do the extraction from.
16223 2016-07-26 Richard Biener <rguenther@suse.de>
16224 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
16226 PR middle-end/70920
16227 * match.pd ((intptr)x eq/ne CST to x eq/ne (typeof x) CST): New
16230 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16232 * tree-ssa-structalias.c (struct scc_info): Change types of
16233 members to auto_sbitmap and auto_vec.
16234 (scc_info::scc_info): New constructor.
16235 (scc_info::~scc_info): New destructor.
16236 (init_scc_info): Remove.
16237 (free_scc_info): Remove.
16238 (find_indirect_cycles): Adjust.
16239 (perform_var_substitution): Likewise.
16240 (free_var_substitution_info): Likewise.
16242 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16244 * tree-outof-ssa.c (struct elim_graph): Change type of members
16245 to auto_vec and auto_sbitmap.
16246 (elim_graph::elim_graph): New constructor.
16247 (delete_elim_graph): Remove.
16248 (expand_phi_nodes): Adjust.
16250 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16252 * tree-outof-ssa.c (struct elim_graph): Remove typedef.
16253 (new_elim_graph): Adjust.
16254 (clear_elim_graph): Likewise.
16255 (delete_elim_graph): Likewise.
16256 (elim_graph_size): Likewise.
16257 (elim_graph_add_node): Likewise.
16258 (elim_graph_add_edge): Likewise.
16259 (elim_graph_remove_succ_edge): Likewise.
16260 (eliminate_name): Likewise.
16261 (eliminate_build): Likewise.
16262 (elim_forward): Likewise.
16263 (elim_unvisited_predecessor): Likewise.
16264 (elim_backward): Likewise.
16265 (elim_create): Likewise.
16266 (eliminate_phi): Likewise.
16267 (expand_phi_nodes): Likewise.
16269 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16271 * bt-load.c (compute_out): Use auto_sbitmap class.
16272 (link_btr_uses): Likewise.
16273 * cfganal.c (mark_dfs_back_edges): Likewise.
16274 (post_order_compute): Likewise.
16275 (inverted_post_order_compute): Likewise.
16276 (pre_and_rev_post_order_compute_fn): Likewise.
16277 (single_pred_before_succ_order): Likewise.
16278 * cfgexpand.c (pass_expand::execute): Likewise.
16279 * cfgloop.c (verify_loop_structure): Likewise.
16280 * cfgloopmanip.c (fix_bb_placements): Likewise.
16281 (remove_path): Likewise.
16282 (update_dominators_in_loop): Likewise.
16283 * cfgrtl.c (break_superblocks): Likewise.
16284 * ddg.c (check_sccs): Likewise.
16285 (create_ddg_all_sccs): Likewise.
16286 * df-core.c (df_worklist_dataflow): Likewise.
16287 * dse.c (dse_step3): Likewise.
16288 * except.c (eh_region_outermost): Likewise.
16289 * function.c (thread_prologue_and_epilogue_insns): Likewise.
16290 * gcse.c (prune_expressions): Likewise.
16291 (prune_insertions_deletions): Likewise.
16292 * gimple-ssa-backprop.c (backprop::~backprop): Likewise.
16293 * graph.c (draw_cfg_nodes_no_loops): Likewise.
16294 * ira-lives.c (remove_some_program_points_and_update_live_ranges): Likewise.
16295 * lcm.c (compute_earliest): Likewise.
16296 (compute_farthest): Likewise.
16297 * loop-unroll.c (unroll_loop_constant_iterations): Likewise.
16298 (unroll_loop_runtime_iterations): Likewise.
16299 (unroll_loop_stupid): Likewise.
16300 * lower-subreg.c (decompose_multiword_subregs): Likewise.
16301 * lra-lives.c: Likewise.
16302 * lra.c (lra): Likewise.
16303 * modulo-sched.c (schedule_reg_moves): Likewise.
16304 (optimize_sc): Likewise.
16305 (get_sched_window): Likewise.
16306 (sms_schedule_by_order): Likewise.
16307 (check_nodes_order): Likewise.
16308 (order_nodes_of_sccs): Likewise.
16309 (order_nodes_in_scc): Likewise.
16310 * recog.c (split_all_insns): Likewise.
16311 * regcprop.c (pass_cprop_hardreg::execute): Likewise.
16312 * reload1.c (reload): Likewise.
16313 * sched-rgn.c (haifa_find_rgns): Likewise.
16314 (split_edges): Likewise.
16315 (compute_trg_info): Likewise.
16316 * sel-sched.c (init_seqno): Likewise.
16317 * store-motion.c (remove_reachable_equiv_notes): Likewise.
16318 * tree-into-ssa.c (update_ssa): Likewise.
16319 * tree-ssa-live.c (live_worklist): Likewise.
16320 * tree-ssa-loop-im.c (fill_always_executed_in): Likewise.
16321 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
16323 (try_peel_loop): Likewise.
16324 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
16326 * tree-ssa-pre.c (compute_antic): Likewise.
16327 * tree-ssa-reassoc.c (undistribute_ops_list): Likewise.
16328 * tree-stdarg.c (reachable_at_most_once): Likewise.
16329 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Likewise.
16330 * var-tracking.c (vt_find_locations): Likewise.
16332 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16334 * sbitmap.h (auto_sbitmap): New class.
16336 2016-07-26 Alan Modra <amodra@gmail.com>
16339 * config/rs6000/rs6000.c (rs6000_secondary_reload): Initialize
16342 2016-07-25 David Malcolm <dmalcolm@redhat.com>
16344 * input.c (selftest::temp_source_file::temp_source_file): Fix
16345 missing "%s" in fprintf.
16347 2016-07-25 John David Anglin <danglin@gcc.gnu.org>
16349 PR middle-end/71732
16350 * cselib.c (cselib_process_insn): Invalidate argument slots for
16353 2016-07-25 Jiong Wang <jiong.wang@arm.com>
16355 * config/aarch64/arm_neon.h (vfmah_lane_f16, vfmah_laneq_f16,
16356 vfmsh_lane_f16, vfmsh_laneq_f16, vmulh_lane_f16, vmulh_laneq_f16,
16357 vmulxh_lane_f16, vmulxh_laneq_f16): New.
16359 2016-07-25 Jiong Wang <jiong.wang@arm.com>
16361 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
16362 * config/aarch64/aarch64.md (fma, fnma): Support HF.
16363 * config/aarch64/arm_fp16.h (vfmah_f16, vfmsh_f16): New.
16365 2016-07-25 Jiong Wang <jiong.wang@arm.com>
16367 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
16368 * config/aarch64/aarch64.md (<FCVT_F2FIXED:fcvt_fixed_insn>hf<mode>3):
16370 (<FCVT_FIXED2F:fcvt_fixed_insn><mode>hf3): Likewise.
16371 (add<mode>3): Likewise.
16372 (sub<mode>3): Likewise.
16373 (mul<mode>3): Likewise.
16374 (div<mode>3): Likewise.
16375 (*div<mode>3): Likewise.
16376 (<fmaxmin><mode>3): Extend to HF.
16377 * config/aarch64/aarch64-simd.md (aarch64_rsqrts<mode>): Likewise.
16378 (fabd<mode>3): Likewise.
16379 (<FCVT_F2FIXED:fcvt_fixed_insn><VHSDF_HSDF:mode>3): Likewise.
16380 (<FCVT_FIXED2F:fcvt_fixed_insn><VHSDI_HSDI:mode>3): Likewise.
16381 (aarch64_fmulx<mode>): Likewise.
16382 (aarch64_fac<optab><mode>): Likewise.
16383 (aarch64_frecps<mode>): Likewise.
16384 (<FCVT_F2FIXED:fcvt_fixed_insn>hfhi3): New.
16385 (<FCVT_FIXED2F:fcvt_fixed_insn>hihf3): Likewise.
16386 * config/aarch64/iterators.md (VHSDF_SDF): Delete.
16387 (VSDQ_HSDI): Support HI.
16388 (fcvt_target, FCVT_TARGET): Likewise.
16389 * config/aarch64/arm_fp16.h (vaddh_f16, vsubh_f16, vabdh_f16,
16390 vcageh_f16, vcagth_f16, vcaleh_f16, vcalth_f16, vceqh_f16, vcgeh_f16,
16391 vcgth_f16, vcleh_f16, vclth_f16, vcvth_n_f16_s16, vcvth_n_f16_s32,
16392 vcvth_n_f16_s64, vcvth_n_f16_u16, vcvth_n_f16_u32, vcvth_n_f16_u64,
16393 vcvth_n_s16_f16, vcvth_n_s32_f16, vcvth_n_s64_f16, vcvth_n_u16_f16,
16394 vcvth_n_u32_f16, vcvth_n_u64_f16, vdivh_f16, vmaxh_f16, vmaxnmh_f16,
16395 vminh_f16, vminnmh_f16, vmulh_f16, vmulxh_f16, vrecpsh_f16,
16396 vrsqrtsh_f16): New.
16398 2016-07-25 Jiong Wang <jiong.wang@arm.com>
16400 * config.gcc (aarch64*-*-*): Install arm_fp16.h.
16401 * config/aarch64/aarch64-builtins.c (hi_UP): New.
16402 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
16403 * config/aarch64/aarch64-simd.md (aarch64_frsqrte<mode>): Extend to HF
16405 (aarch64_frecp<FRECP:frecp_suffix><mode>): Likewise.
16406 (aarch64_cm<optab><mode>): Likewise.
16407 * config/aarch64/aarch64.md (<frint_pattern><mode>2): Likewise.
16408 (l<fcvt_pattern><su_optab><GPF:mode><GPI:mode>2): Likewise.
16409 (fix_trunc<GPF:mode><GPI:mode>2): Likewise.
16410 (sqrt<mode>2): Likewise.
16411 (*sqrt<mode>2): Likewise.
16412 (abs<mode>2): Likewise.
16413 (<optab><mode>hf2): New pattern for HF mode.
16414 (<optab>hihf2): Likewise.
16415 * config/aarch64/arm_neon.h: Include arm_fp16.h.
16416 * config/aarch64/iterators.md (GPF_F16, GPI_F16, VHSDF_HSDF): New.
16417 (w1, w2, v, s, q, Vmtype, V_cmp_result, fcvt_iesize, FCVT_IESIZE):
16419 * config/aarch64/arm_fp16.h: New file.
16420 (vabsh_f16, vceqzh_f16, vcgezh_f16, vcgtzh_f16, vclezh_f16, vcltzh_f16,
16421 vcvth_f16_s16, vcvth_f16_s32, vcvth_f16_s64, vcvth_f16_u16,
16422 vcvth_f16_u32, vcvth_f16_u64, vcvth_s16_f16, vcvth_s32_f16,
16423 vcvth_s64_f16, vcvth_u16_f16, vcvth_u32_f16, vcvth_u64_f16,
16424 vcvtah_s16_f16, vcvtah_s32_f16, vcvtah_s64_f16, vcvtah_u16_f16,
16425 vcvtah_u32_f16, vcvtah_u64_f16, vcvtmh_s16_f16, vcvtmh_s32_f16,
16426 vcvtmh_s64_f16, vcvtmh_u16_f16, vcvtmh_u32_f16, vcvtmh_u64_f16,
16427 vcvtnh_s16_f16, vcvtnh_s32_f16, vcvtnh_s64_f16, vcvtnh_u16_f16,
16428 vcvtnh_u32_f16, vcvtnh_u64_f16, vcvtph_s16_f16, vcvtph_s32_f16,
16429 vcvtph_s64_f16, vcvtph_u16_f16, vcvtph_u32_f16, vcvtph_u64_f16,
16430 vnegh_f16, vrecpeh_f16, vrecpxh_f16, vrndh_f16, vrndah_f16, vrndih_f16,
16431 vrndmh_f16, vrndnh_f16, vrndph_f16, vrndxh_f16, vrsqrteh_f16,
16434 2016-07-25 Jiong Wang <jiong.wang@arm.com>
16436 * config/aarch64/aarch64-simd-builtins.def (reduc_smax_scal_,
16437 reduc_smin_scal_): Use VDQIF_F16.
16438 (reduc_smax_nan_scal_, reduc_smin_nan_scal_): Use VHSDF.
16439 * config/aarch64/aarch64-simd.md (reduc_<maxmin_uns>_scal_<mode>):
16441 (aarch64_reduc_<maxmin_uns>_internal<mode>): Likewise.
16442 * config/aarch64/iterators.md (VDQIF_F16): New.
16443 (vp): Support HF modes.
16444 * config/aarch64/arm_neon.h (vmaxv_f16, vmaxvq_f16, vminv_f16,
16445 vminvq_f16, vmaxnmv_f16, vmaxnmvq_f16, vminnmv_f16, vminnmvq_f16): New.
16447 2016-07-25 Jiong Wang <jiong.wang@arm.com>
16449 * config/aarch64/aarch64-simd.md (*aarch64_mulx_elt_to_64v2df): Rename to
16450 "*aarch64_mulx_elt_from_dup<mode>".
16451 (*aarch64_mul3_elt<mode>): Update schedule type.
16452 (*aarch64_mul3_elt_from_dup<mode>): Likewise.
16453 (*aarch64_fma4_elt_from_dup<mode>): Likewise.
16454 (*aarch64_fnma4_elt_from_dup<mode>): Likewise.
16455 * config/aarch64/iterators.md (VMUL): Supprt half precision float modes.
16456 (f, fp): Support HF modes.
16457 * config/aarch64/arm_neon.h (vfma_lane_f16, vfmaq_lane_f16,
16458 vfma_laneq_f16, vfmaq_laneq_f16, vfma_n_f16, vfmaq_n_f16, vfms_lane_f16,
16459 vfmsq_lane_f16, vfms_laneq_f16, vfmsq_laneq_f16, vfms_n_f16,
16460 vfmsq_n_f16, vmul_lane_f16, vmulq_lane_f16, vmul_laneq_f16,
16461 vmulq_laneq_f16, vmul_n_f16, vmulq_n_f16, vmulx_lane_f16,
16462 vmulxq_lane_f16, vmulx_laneq_f16, vmulxq_laneq_f16): New.
16464 2016-07-25 Jiong Wang <jiong.wang@arm.com>
16466 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
16467 * config/aarch64/aarch64-simd.md (fma<mode>4, fnma<mode>4): Extend to HF
16469 * config/aarch64/arm_neon.h (vfma_f16, vfmaq_f16, vfms_f16,
16472 2016-07-25 Jiong Wang <jiong.wang@arm.com>
16474 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
16475 * config/aarch64/aarch64-simd.md
16476 (aarch64_rsqrts<mode>): Extend to HF modes.
16477 (fabd<mode>3): Likewise.
16478 (<FCVT_F2FIXED:fcvt_fixed_insn><VHSDF_SDF:mode>3): Likewise.
16479 (<FCVT_FIXED2F:fcvt_fixed_insn><VHSDI_SDI:mode>3): Likewise.
16480 (aarch64_<maxmin_uns>p<mode>): Likewise.
16481 (<su><maxmin><mode>3): Likewise.
16482 (<maxmin_uns><mode>3): Likewise.
16483 (<fmaxmin><mode>3): Likewise.
16484 (aarch64_faddp<mode>): Likewise.
16485 (aarch64_fmulx<mode>): Likewise.
16486 (aarch64_frecps<mode>): Likewise.
16487 (*aarch64_fac<optab><mode>): Rename to aarch64_fac<optab><mode>.
16488 (add<mode>3): Extend to HF modes.
16489 (sub<mode>3): Likewise.
16490 (mul<mode>3): Likewise.
16491 (div<mode>3): Likewise.
16492 (*div<mode>3): Likewise.
16493 * config/aarch64/aarch64.c (aarch64_emit_approx_div): Return false for
16495 * config/aarch64/iterators.md (VDQ_HSDI, VSDQ_HSDI): New mode iterator.
16496 * config/aarch64/arm_neon.h (vadd_f16, vaddq_f16, vabd_f16, vabdq_f16,
16497 vcage_f16, vcageq_f16, vcagt_f16, vcagtq_f16, vcale_f16, vcaleq_f16,
16498 vcalt_f16, vcaltq_f16, vceq_f16, vceqq_f16, vcge_f16, vcgeq_f16,
16499 vcgt_f16, vcgtq_f16, vcle_f16, vcleq_f16, vclt_f16, vcltq_f16,
16500 vcvt_n_f16_s16, vcvtq_n_f16_s16, vcvt_n_f16_u16, vcvtq_n_f16_u16,
16501 vcvt_n_s16_f16, vcvtq_n_s16_f16, vcvt_n_u16_f16, vcvtq_n_u16_f16,
16502 vdiv_f16, vdivq_f16, vdup_lane_f16, vdup_laneq_f16, vdupq_lane_f16,
16503 vdupq_laneq_f16, vdups_lane_f16, vdups_laneq_f16, vmax_f16, vmaxq_f16,
16504 vmaxnm_f16, vmaxnmq_f16, vmin_f16, vminq_f16, vminnm_f16, vminnmq_f16,
16505 vmul_f16, vmulq_f16, vmulx_f16, vmulxq_f16, vpadd_f16, vpaddq_f16,
16506 vpmax_f16, vpmaxq_f16, vpmaxnm_f16, vpmaxnmq_f16, vpmin_f16, vpminq_f16,
16507 vpminnm_f16, vpminnmq_f16, vrecps_f16, vrecpsq_f16, vrsqrts_f16,
16508 vrsqrtsq_f16, vsub_f16, vsubq_f16): New.
16510 2016-07-25 Jiong Wang <jiong.wang@arm.com>
16512 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New.
16513 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
16514 * config/aarch64/aarch64-simd.md (aarch64_rsqrte<mode>): Extend to HF modes.
16515 (neg<mode>2): Likewise.
16516 (abs<mode>2): Likewise.
16517 (<frint_pattern><mode>2): Likewise.
16518 (l<fcvt_pattern><su_optab><VDQF:mode><fcvt_target>2): Likewise.
16519 (<optab><VDQF:mode><fcvt_target>2): Likewise.
16520 (<fix_trunc_optab><VDQF:mode><fcvt_target>2): Likewise.
16521 (ftrunc<VDQF:mode>2): Likewise.
16522 (<optab><fcvt_target><VDQF:mode>2): Likewise.
16523 (sqrt<mode>2): Likewise.
16524 (*sqrt<mode>2): Likewise.
16525 (aarch64_frecpe<mode>): Likewise.
16526 (aarch64_cm<optab><mode>): Likewise.
16527 * config/aarch64/aarch64.c (aarch64_emit_approx_sqrt): Return false for
16529 * config/aarch64/iterators.md (VHSDF, VHSDF_DF, VHSDF_SDF): New.
16530 (VDQF_COND, fcvt_target, FCVT_TARGET, hcon): Extend mode attribute to HF modes.
16532 * config/aarch64/arm_neon.h (vdup_n_f16): New.
16533 (vdupq_n_f16): Likewise.
16534 (vld1_dup_f16): Use vdup_n_f16.
16535 (vld1q_dup_f16): Use vdupq_n_f16.
16536 (vabs_f16, vabsq_f16, vceqz_f16, vceqzq_f16, vcgez_f16, vcgezq_f16,
16537 vcgtz_f16, vcgtzq_f16, vclez_f16, vclezq_f16, vcltz_f16, vcltzq_f16,
16538 vcvt_f16_s16, vcvtq_f16_s16, vcvt_f16_u16, vcvtq_f16_u16, vcvt_s16_f16,
16539 vcvtq_s16_f16, vcvt_u16_f16, vcvtq_u16_f16, vcvta_s16_f16,
16540 vcvtaq_s16_f16, vcvta_u16_f16, vcvtaq_u16_f16, vcvtm_s16_f16,
16541 vcvtmq_s16_f16, vcvtm_u16_f16, vcvtmq_u16_f16, vcvtn_s16_f16,
16542 vcvtnq_s16_f16, vcvtn_u16_f16, vcvtnq_u16_f16, vcvtp_s16_f16,
16543 vcvtpq_s16_f16, vcvtp_u16_f16, vcvtpq_u16_f16, vneg_f16, vnegq_f16,
16544 vrecpe_f16, vrecpeq_f16, vrnd_f16, vrndq_f16, vrnda_f16, vrndaq_f16,
16545 vrndi_f16, vrndiq_f16, vrndm_f16, vrndmq_f16, vrndn_f16, vrndnq_f16,
16546 vrndp_f16, vrndpq_f16, vrndx_f16, vrndxq_f16, vrsqrte_f16, vrsqrteq_f16,
16547 vsqrt_f16, vsqrtq_f16): New.
16549 2016-07-25 Jiong Wang <jiong.wang@arm.com>
16551 * config/aarch64/aarch64-simd.md
16552 (aarch64_<PERMUTE:perm_insn><PERMUTE:perm_hilo><mode>): Use VALL_F16.
16553 (aarch64_ext<mode>): Likewise.
16554 (aarch64_rev<REVERSE:rev_op><mode>): Likewise.
16555 * config/aarch64/aarch64.c (aarch64_evpc_trn, aarch64_evpc_uzp,
16556 aarch64_evpc_zip, aarch64_evpc_ext, aarch64_evpc_rev): Support V4HFmode
16558 * config/aarch64/arm_neon.h (__INTERLEAVE_LIST): Support float16x4_t,
16560 (__aarch64_vdup_lane_f16, __aarch64_vdup_laneq_f16,
16561 __aarch64_vdupq_lane_f16, __aarch64_vdupq_laneq_f16, vbsl_f16,
16562 vbslq_f16, vdup_n_f16, vdupq_n_f16, vdup_lane_f16, vdup_laneq_f16,
16563 vdupq_lane_f16, vdupq_laneq_f16, vduph_lane_f16, vduph_laneq_f16,
16564 vext_f16, vextq_f16, vmov_n_f16, vmovq_n_f16, vrev64_f16, vrev64q_f16,
16565 vtrn1_f16, vtrn1q_f16, vtrn2_f16, vtrn2q_f16, vtrn_f16, vtrnq_f16,
16566 vuzp1_f16, vuzp1q_f16, vuzp2_f16, vuzp2q_f16, vzip1_f16, vzip2q_f16):
16568 (vmov_n_f16): Reimplement using vdup_n_f16.
16569 (vmovq_n_f16): Reimplement using vdupq_n_f16..
16571 2016-07-25 Jiong Wang <jiong.wang@arm.com>
16573 * config/aarch64/aarch64.c (aarch64_add_constant): New parameter
16574 "frame_related_p". Generate CFA annotation when it's necessary.
16575 (aarch64_expand_prologue): Use aarch64_add_constant.
16576 (aarch64_expand_epilogue): Likewise.
16577 (aarch64_output_mi_thunk): Pass "false" when calling
16578 aarch64_add_constant.
16580 2016-07-25 Jiong Wang <jiong.wang@arm.com>
16582 * config/aarch64/aarch64.c (aarch64_add_constant): Optimize instruction
16585 2016-07-25 Jiong Wang <jiong.wang@arm.com>
16587 * config/aarch64/aarch64.c (aarch64_add_constant): New parameter "mode".
16588 Use aarch64_internal_mov_immediate instead of aarch64_build_constant.
16589 (aarch64_output_mi_thunk): Pass Pmode when calling aarch64_add_constant.
16590 (aarch64_build_constant): Delete.
16592 2016-07-25 Alexander Monakov <amonakov@ispras.ru>
16595 2016-07-20 Alexander Monakov <amonakov@ispras.ru>
16597 * config/nvptx/nvptx.c (nvptx_option_override): Do not set
16598 flag_toplevel_reorder.
16600 2016-07-25 Richard Biener <rguenther@suse.de>
16602 * cgraph.c (cgraph_node::verify_node): Compare against builtin
16603 by using DECL_BUILT_IN_CLASS and DECL_FUNCTION_CODE.
16604 * tree-chkp.c (chkp_gimple_call_builtin_p): Likewise.
16605 * tree-streamer.h (streamer_handle_as_builtin_p): Remove.
16606 (streamer_get_builtin_tree): Likewise.
16607 (streamer_write_builtin): Likewise.
16608 * lto-streamer.h (LTO_builtin_decl): Remove.
16609 * lto-streamer-in.c (lto_read_tree_1): Remove assert.
16610 (lto_input_scc): Remove LTO_builtin_decl handling.
16611 (lto_input_tree_1): Liekwise.
16612 * lto-streamer-out.c (lto_output_tree_1): Remove special
16613 handling of builtins.
16614 (DFS::DFS): Likewise.
16615 * tree-streamer-in.c (streamer_get_builtin_tree): Remove.
16616 * tree-streamer-out.c (pack_ts_function_decl_value_fields): Remove
16618 (streamer_write_builtin): Remove.
16620 2016-07-25 Martin Liska <mliska@suse.cz>
16622 * lto-cgraph.c (input_symtab): Don't call get_working_sets
16623 if flag_auto_profile is set to true.
16625 2016-07-25 Martin Liska <mliska@suse.cz>
16627 PR gcov-profile/71868
16628 * cfgloopanal.c (expected_loop_iterations_unbounded): When we
16629 have a function with multiple latches, count them all.
16631 2016-07-25 Martin Liska <mliska@suse.cz>
16633 * tree-ssa-loop-niter.c (loop_only_exit_p): Release body array.
16635 2016-07-25 Martin Liska <mliska@suse.cz>
16637 PR tree-optimization/71987
16638 * tree-ssa-reassoc.c (maybe_optimize_range_tests): Call get_ops
16639 just for SSA_NAMEs. Fix GNU coding style.
16641 2016-07-25 Martin Liska <mliska@suse.cz>
16643 PR gcov-profile/64874
16644 * gcov-io.h: Update command about file format.
16645 * gcov-iov.c (main): Adapt the numbering scheme.
16647 2016-07-24 Kugan Vivekanandarajah <kuganv@linaro.org>
16649 PR middle-end/66726
16650 * tree-ssa-reassoc.c (optimize_vec_cond_expr): Handle tcc_compare stmt
16651 whose result is used in PHI.
16652 (final_range_test_p): Likewise.
16653 (maybe_optimize_range_tests): Likewise.
16655 2016-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
16657 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
16658 Reformat two multi-line strings.
16660 2016-07-22 Martin Sebor <msebor@redhat.com>
16662 * doc/extend.texi (Compound Literals): Add '@' missed in last commit.
16664 2016-07-22 Martin Sebor <msebor@redhat.com>
16667 * doc/extend.texi (Compound Literals): Correct and clarify.
16668 (Cast to Union): Same.
16670 2016-07-22 Kelvin Nilsen <kelvin@gcc.gnu.org>
16672 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
16673 comments to explain why certain error messages make mention of
16674 undocumented options.
16675 (rs6000_invalid_builtin): Change error messages to replace mention
16676 of undocumented options with mention of the -mcpu=power9 option
16677 that enables those undocumented options.
16678 * config/rs6000/rs6000.h (MASK_FLOAT128): New macro.
16679 (RS6000_BTM_FLOAT128): Use the new MASK_FLOAT128 macro in the
16680 definition of this macro to correct an existing error.
16681 * config/rs6000/rs6000.opt: Add the Undocumented qualifier to the
16682 mpower9-fusion, mpower9-vector, mpower9-dform, and mmodulo entries.
16683 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Modify
16684 descriptions of built-in functions so that they depend on
16685 -mcpu=power9 instead of on the corresponding undocumented flags.
16686 * doc/invoke.texi (Option Summary): Remove all mention of newly
16687 undocumented flags.
16688 (IBM RS/6000 and PowerPC Options): Likewise.
16689 * doc/md.texi (Constraints for Particuliar Machines): Remove all
16690 mention of newly undocumented flags.
16692 2016-07-22 Evgeny Stupachenko <evstupac@gmail.com>
16694 * ipa-cp.c (determine_versionability): Do not create constprop clones,
16695 when target_clones attribute is set.
16697 2016-07-22 Bin Cheng <bin.cheng@arm.com>
16699 * common.opt (funsafe-loop-optimizations): Mark ignore.
16700 * doc/invoke.texi (funsafe-loop-optimizations): Remove.
16701 * loop-iv.c (get_simple_loop_desc): Remove unsafe-loop-optimizations
16703 * tree-ssa-loop-niter.c (finite_loop_p): Ditto.
16704 * config/bfin/bfin.c (bfin_can_use_doloop_p): Ditto.
16706 2016-07-22 Bin Cheng <bin.cheng@arm.com>
16708 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
16710 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
16712 (number_of_iterations_exit): Warn missed loop optimization for
16713 possible infinite loops.
16715 2016-07-22 Segher Boessenkool <segher@kernel.crashing.org>
16718 * config/rs6000/rs6000.c (rs6000_file_start): Fix condition for
16719 when to emit a ".machine" pseudo-op.
16721 2016-07-22 Martin Liska <mliska@suse.cz>
16723 PR gcov-profile/69028
16724 PR gcov-profile/62047
16725 * coverage.c (coverage_compute_lineno_checksum): Do not
16726 calculate checksum for fns w/o xloc.file.
16727 (coverage_compute_profile_id): Likewise.
16729 2016-07-22 Georg-Johann Lay <avr@gjlay.de>
16731 * config/avr/avr.c (TARGET_SECONDARY_RELOAD): Remove hook define...
16732 (avr_secondary_reload): ...and implementation.
16733 (avr_adjust_insn_length) [ADJUST_LEN_LPM]: Remove handling.
16734 * config/avr/avr.md (reload_in<mode>): Remove insns.
16735 (adjust_len) [lpm]: Remove insn attribute value.
16736 * config/avr/predicates.md (flash_operand): Remove insn predicate.
16738 2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
16740 PR middle-end/71876
16741 * builtin-attrs.def (ATTR_RT_NOTHROW_LEAF_LIST): New return twice
16743 * builtins.def (BUILT_IN_SETJMP): Use ATTR_RT_NOTHROW_LEAF_LIST here.
16744 * calls.c (special_function_p): Remove the special handling of the
16745 "__builtin_" prefix.
16747 2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
16749 PR middle-end/71876
16750 * calls.c (gimple_maybe_alloca_call_p): New function. Return true
16751 if STMT may be an alloca call.
16752 (gimple_alloca_call_p, alloca_call_p): Return only true for the
16753 builtin alloca call.
16754 * calls.h (gimple_maybe_alloca_call_p): New function.
16755 * tree-inline.c (inline_forbidden_p_stmt): Use
16756 gimple_maybe_alloca_call_p here.
16758 2016-07-21 David Malcolm <dmalcolm@redhat.com>
16760 * spellcheck-tree.c (best_macro_match::best_macro_match):
16761 Explictly specify the template arguments when invoking the base
16762 class constructor, to help older C++ compilers.
16764 2016-07-21 Jakub Jelinek <jakub@redhat.com>
16767 * asan.c (asan_dynamic_init_call): Call asan_init_shadow_ptr_types
16768 before builtin_decl_implicit.
16770 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
16772 * optabs.c (emit_condiitonal_move): Short circuit for identical
16775 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
16777 * ifcvt.c (noce_if_info): New fields: speed_p, original_cost,
16778 max_seq_cost. Removed fields: then_cost, else_cost, branch_cost.
16779 (noce_conversion_profitable_p): New.
16780 (noce_try_store_flag_constants): Use it.
16781 (noce_try_addcc): Likewise.
16782 (noce_try_store_flag_mask): Likewise.
16783 (noce_try_cmove): Likewise.
16784 (noce_try_cmove_arith): Likewise.
16785 (bb_valid_for_noce_process_p): Add to the cost parameter rather than
16787 (noce_convert_multiple_sets): Move cost model to here, from...
16788 (bb_ok_for_noce_convert_multiple_sets) ...here.
16789 (noce_process_if_block): Update calls for above changes.
16790 (noce_find_if_block): Record new noce_if_info parameters.
16792 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
16794 * target.def (max_noce_ifcvt_seq_cost): New.
16795 * doc/tm.texi.in (TARGET_MAX_NOCE_IFCVT_SEQ_COST): Document it.
16796 * doc/tm.texi: Regenerate.
16797 * targhooks.h (default_max_noce_ifcvt_seq_cost): New.
16798 * targhooks.c (default_max_noce_ifcvt_seq_cost): New.
16799 * params.def (PARAM_MAX_RTL_IF_CONVERSION_PREDICTABLE_COST): New.
16800 (PARAM_MAX_RTL_IF_CONVERSION_UNPREDICTABLE_COST): Likewise.
16801 * doc/invoke.texi: Document new params.
16803 2016-07-21 Richard Biener <rguenther@suse.de>
16805 PR tree-optimization/71947
16806 * tree-vrp.c (extract_range_from_assert): Singleton symbolic
16807 ranges have useful limit_vr information.
16809 2016-07-21 Richard Biener <rguenther@suse.de>
16811 * function-tests.c (build_trivial_generic_function): Set
16812 BLOCK_SUPERCONTEXT of DECL_INITIAL.
16813 * omp-low.c (create_omp_child_function): Likewise.
16814 (grid_expand_target_grid_body): Likewise.
16815 * cgraphunit.c (init_lowered_empty_function): Likewise.
16816 (cgraph_node::expand_thunk): Likewise.
16817 * tree-parloops.c (create_loop_fn): Likewise.
16818 * ipa.c (cgraph_build_static_cdtor_1): Likewise.
16820 2016-07-21 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
16822 * tree-ssa-strlen.c (strlen_dom_walker::before_dom_children): Fix typo
16825 2016-07-21 Georg-Johann Lay <avr@gjlay.de>
16827 * config/avr/avr.md (any_extract, any_shiftrt): New code iterators.
16828 (*insv.extract, *insv.shiftrt, *insv.not-bit.0, *insv.not-bit.7)
16829 (*insv.xor-extract, *insv.xor1-bit.0): New insns.
16830 (adjust_len) [insv_notbit, insv_notbit_0, insv_notbit_7]: New
16831 values for insn attribute.
16832 * config/avr/avr.c (avr_out_insert_notbit): New function.
16833 (avr_adjust_insn_length): Handle ADJUST_LEN_INSV_NOTBIT,
16834 ADJUST_LEN_INSV_NOTBIT_0/_7.
16835 * config/avr/avr-protos.h (avr_out_insert_notbit): New proto.
16837 2016-07-21 Bin Cheng <bin.cheng@arm.com>
16839 * tree-chrec.c (convert_affine_scev): New parameter. Pass new arg.
16840 (chrec_convert_1, chrec_convert): Ditto.
16841 * tree-chrec.h (chrec_convert, convert_affine_scev): New parameter.
16842 * tree-scalar-evolution.c (interpret_rhs_expr): Pass new arg.
16843 * tree-vrp.c (adjust_range_with_scev): Ditto.
16844 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Ditto.
16845 (scev_var_range_cant_overflow): New function.
16846 (scev_probably_wraps_p): New parameter. Call above function.
16847 * tree-ssa-loop-niter.h (scev_probably_wraps_p): New parameter.
16849 2016-07-21 Bin Cheng <bin.cheng@arm.com>
16851 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Clean up
16852 by removing computation of may_be_zero.
16854 2016-07-21 Jakub Jelinek <jakub@redhat.com>
16856 * tree-object-size.c (unknown): Use HOST_WIDE_INT_M1U instead of -1.
16858 2016-07-21 Andrew Sutton <andrew.n.sutton@gmail.com>
16860 Improving concepts performance and diagnostics.
16861 * timevar.def (TV_CONSTRAINT_SAT, TV_CONSTRAINT_SUB): New time vars
16862 for constraint satisfaction and subsumption.
16863 * timevar.h (auto_timevar): New constructor that matches the push/pop
16864 pattern of usage in pt.c.
16866 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
16868 * hwint.h (HOST_WIDE_INT_0): New define.
16869 (HOST_WIDE_INT_0U): Ditto.
16870 * double-int.c: Use HOST_WIDE_INT_0 instead of (HOST_WIDE_INT) 0.
16871 * dse.c: Use HOST_WIDE_INT_0U instead of (unsigned HOST_WIDE_INT) 0.
16872 * simplify-rtx.c: Ditto.
16873 * tree-object-size.c: Ditto.
16875 2016-07-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
16877 * config/s390/s390.c (s390_encode_section_info): Remove mode size
16880 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
16882 * cse.c: Use HOST_WIDE_INT_M1 instead of ~(HOST_WIDE_INT) 0.
16883 * combine.c: Use HOST_WIDE_INT_M1U instead of
16884 ~(unsigned HOST_WIDE_INT) 0.
16885 * double-int.h: Ditto.
16887 * dwarf2asm.c:Ditto.
16889 * genmodes.c: Ditto.
16891 * read-rtl.c: Ditto.
16892 * tree-ssa-loop-ivopts.c: Ditto.
16893 * tree-ssa-loop-prefetch.c: Ditto.
16894 * tree-vect-generic.c: Ditto.
16895 * tree-vect-patterns.c: Ditto.
16898 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
16900 * config/avr.c (avr_legitimize_address) [AVR_TINY]: Force
16901 constant addresses outside [0,0xc0] into a register.
16902 (avr_out_movhi_r_mr_reg_no_disp_tiny): Pass insn. And handle
16903 cases where the base address register is unused after.
16904 (avr_out_movhi_r_mr_reg_disp_tiny): Same.
16905 (avr_out_movhi_mr_r_reg_disp_tiny): Same.
16906 (avr_out_store_psi_reg_disp_tiny): Same.
16908 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
16910 Implement attribute progmem on reduced Tiny cores by adding
16911 flash offset 0x4000 to respective symbols.
16914 * doc/extend.texi (AVR Variable Attributes) [progmem]: Add
16915 documentation how it works on reduced Tiny cores.
16916 (AVR Named Address Spaces): No support for reduced Tiny.
16917 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): New macro.
16918 (avr_address_tiny_pm_p): New static function.
16919 (avr_print_operand_address) [AVR_TINY]: Add AVR_TINY_PM_OFFSET
16920 if the address is in progmem.
16921 (avr_assemble_integer): Same.
16922 (avr_encode_section_info) [AVR_TINY]: Set AVR_SYMBOL_FLAG_TINY_PM
16923 for symbol_ref in progmem.
16924 * config/avr/avr.h (AVR_TINY_PM_OFFSET): New macro.
16925 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use it instead of
16926 magic 0x4000 when built-in def'ing __AVR_TINY_PM_BASE_ADDRESS__.
16928 2016-07-20 Patrick Palka <ppalka@gcc.gnu.org>
16930 * configure.ac (thin_archive_support): New variable. AC_SUBST it.
16931 * configure: Regenerate.
16932 * Makefile.in (THIN_ARCHIVE_SUPPORT): New variable.
16933 (USE_THIN_ARCHIVES): New variable.
16934 (libbackend.a): If USE_THIN_ARCHIVES then pass T to ar to build
16935 this archive as a thin archive.
16937 2016-07-20 David Malcolm <dmalcolm@redhat.com>
16939 * diagnostic-show-locus.c (diagnostic_show_locus): If this is the
16940 same location as last time, don't skip if we have fix-it hints.
16941 Clarify the skipping logic by converting it from one "if" clause
16942 to repeated "if" clauses.
16943 * spellcheck-tree.c: Include "cpplib.h".
16944 (find_closest_macro_cpp_cb): Move here from c/c-decl.c.
16945 (best_macro_match::best_macro_match): New constructor.
16946 * spellcheck-tree.h (struct edit_distance_traits<cpp_hashnode *>):
16947 Move here from c/c-decl.c.
16948 (class best_macro_match): Move here from c/c-decl.c, converting
16949 from a typedef to a subclass, gaining a ctor.
16951 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
16953 * config/avr/avr-protos.h (avr_addr_space_supported_p): New prototype.
16954 * config/avr/avr.c (TARGET_ADDR_SPACE_DIAGNOSE_USAGE): New hook
16956 (avr_addr_space_diagnose_usage): ...and implementation.
16957 (avr_addr_space_supported_p): New function.
16958 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Only
16959 report bad address space usage if that space is supported.
16960 (avr_insert_attributes): Same. No more complain about unsupported
16962 * config/avr/avr-c.c (tm_p.h): Include it.
16963 (avr_cpu_cpp_builtins): Only define addr-space related built-in
16964 macro if avr_addr_space_supported_p.
16966 2016-07-20 Alexander Monakov <amonakov@ispras.ru>
16968 * config/nvptx/nvptx.c (nvptx_option_override): Do not set
16969 flag_toplevel_reorder.
16971 2016-07-20 David Malcolm <dmalcolm@redhat.com>
16973 * gcc-rich-location.c
16974 (gcc_rich_location::add_fixit_misspelled_id): New overload, taking
16976 * gcc-rich-location.h
16977 (gcc_rich_location::add_fixit_misspelled_id): Likewise.
16979 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
16981 * target.def (addr_space): Add new diagnose_usage to hook vector.
16982 * targhooks.c (default_addr_space_diagnose_usage): Add default
16983 implementation and...
16984 * targhooks.h (default_addr_space_diagnose_usage): ... its prototype.
16985 * c/c-parser.c (c_lex_one_token) [CPP_NAME]: If the token
16986 is some address space, call targetm.addr_space.diagnose_usage.
16987 * doc/tm.texi.in (Named Address Spaces): Add anchor for
16988 TARGET_ADDR_SPACE_DIAGNOSE_USAGE documentation.
16989 * doc/tm.texi: Regenerate.
16991 2016-07-20 Martin Liska <mliska@suse.cz>
16993 PR middle-end/71898
16994 * graphite-isl-ast-to-gimple.c (later_of_the_two):
16995 Properly handly PHI stmts.
16997 2016-07-20 Bin Cheng <bin.cheng@arm.com>
16999 PR tree-optimization/71503
17000 PR tree-optimization/71683
17001 * tree-if-conv.c (gen_phi_arg_condition): Record true predicate
17004 2016-07-20 Martin Liska <mliska@suse.cz>
17006 * doc/invoke.texi (-fipa-ra): Document when the option is
17007 disabled. Fix a typo.
17009 2016-07-20 Martin Liska <mliska@suse.cz>
17011 * Makefile.in: Include fibonacci_heap.c
17012 * fibonacci_heap.c: New file.
17013 * fibonacci_heap.h (fibonacci_heap::insert): Use insert_node.
17014 (fibonacci_heap::union_with): Fix deletion of the second heap.
17015 * selftest-run-tests.c (selftest::run_tests): Incorporate
17016 fibonacci heap tests.
17017 * selftest.h: Declare fibonacci_heap_c_tests.
17019 2016-07-20 Martin Liska <mliska@suse.cz>
17021 * selftest-run-tests.c (selftest::run_tests): New function.
17022 * selftest.h (sreal_c_tests): Declare.
17023 * sreal.c (sreal_verify_basics): New function.
17024 (verify_aritmetics): Likewise.
17025 (sreal_verify_arithmetics): Likewise.
17026 (verify_shifting): Likewise.
17027 (sreal_verify_shifting): Likewise.
17028 (void sreal_c_tests): Likewise.
17030 2016-07-19 Jakub Jelinek <jakub@redhat.com>
17032 PR rtl-optimization/71916
17033 * cfgrtl.c (contains_no_active_insn_p): Return false also for
17034 bb which have a single succ fake edge.
17036 2016-07-19 Aldy Hernandez <aldyh@redhat.com>
17039 * dwarf2out.c (gen_subprogram_die): Only call
17040 gen_unspecified_parameters_die while dumping early dwarf.
17042 2016-07-19 Jakub Jelinek <jakub@redhat.com>
17044 PR middle-end/71874
17045 * gimple-fold.c (fold_builtin_memory_op): Use
17046 get_addr_base_and_unit_offset instead of get_ref_base_and_extent.
17048 2016-07-19 Uros Bizjak <ubizjak@gmail.com>
17050 * builtins.c: Use HOST_WIDE_INT_1 instead of (HOST_WIDE_INT) 1,
17051 HOST_WIDE_INT_1U instead of (unsigned HOST_WIDE_INT) 1,
17052 HOST_WIDE_INT_M1 instead of (HOST_WIDE_INT) -1 and
17053 HOST_WIDE_INT_M1U instead of (unsigned HOST_WIDE_INT) -1.
17054 * combine.c: Ditto.
17057 * double-int.c: Ditto.
17059 * dwarf2out.c: Ditto.
17062 * fold-const.c: Ditto.
17063 * function.c: Ditto.
17065 * genmodes.c: Ditto.
17069 * loop-doloop.c: Ditto.
17070 * loop-invariant.c: Ditto.
17071 * loop-iv.c: Ditto.
17076 * rtlanal.c: Ditto.
17077 * simplify-rtx.c: Ditto.
17078 * stor-layout.c: Ditto.
17080 * tree-ssa-loop-ivopts.c: Ditto.
17081 * tree-vect-generic.c: Ditto.
17082 * tree-vect-patterns.c: Ditto.
17087 * wide-int-print.cc: Ditto.
17088 * wide-int.cc: Ditto.
17089 * wide-int.h: Ditto.
17091 2016-07-19 David Malcolm <dmalcolm@redhat.com>
17093 * selftest.c (selftest::assert_streq): Handle NULL values of
17094 val_actual and val_expected.
17096 2016-07-19 Martin Jambor <mjambor@suse.cz>
17099 * trans-decl.c (gfc_generate_function_code): Use cgraph_get_create_node
17100 rather than cgraph_create_node to get a call graph node.
17102 2016-07-19 Richard Biener <rguenther@suse.de>
17104 * gimple-fold.c (get_base_constructor): Add VIEW_CONVERT case,
17105 handle all tcc_constant bases and valueize SSA names.
17106 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): Handle
17107 tcc_constant bases.
17109 2016-07-19 David Malcolm <dmalcolm@redhat.com>
17111 * function-tests.c (selftest::verify_three_block_rtl_cfg): Verify
17112 the flags of the exit block and bb2, not just the entry block.
17114 2016-07-19 Richard Biener <rguenther@suse.de>
17116 PR tree-optimization/71901
17117 * tree-ssa-sccvn.h (struct vn_reference_op_struct): Add
17118 align member, group stuff with the bitfield.
17119 (vn_ref_op_align_unit): New inline.
17120 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): For ARRAY_REFs
17121 record element alignment and operand 3 unchanged.
17122 (ao_ref_init_from_vn_reference): Adjust.
17123 (valueize_refs_1): Likewise.
17124 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Likewise.
17126 2016-07-19 Richard Biener <rguenther@suse.de>
17128 PR tree-optimization/71908
17129 * tree-ssa-structalias.c (get_constraint_for_component_ref): Handle
17130 symbolic constants in a more reliable way.
17132 2016-07-19 Ilya Enkovich <ilya.enkovich@intel.com>
17134 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Update
17136 (vect_update_inits_of_drs): Likewise.
17137 (vect_create_cond_for_alias_checks): Likewise.
17138 * tree-vect-loop.c (vect_get_known_peeling_cost): Likewise.
17140 2016-07-19 Richard Biener <rguenther@suse.de>
17143 * lto-streamer-out.c (DFS::DFS_write_tree_body): For blocks
17144 with an abstract origin that is not an inlined function outer
17145 scope add a self-reference as abstract origin.
17146 * tree-streamer-out.c (write_ts_block_tree_pointers): Likewise.
17148 2016-07-18 Michael Meissner <meissner@linux.vnet.ibm.com>
17151 * config/rs6000/rs6000.c (rs6000_function_value): Fix
17152 unintentional System V.4 structure return breakage for structures
17153 with a single floating point element.
17155 2016-07-18 Yuri Rumyantsev <ysrumyan@gmail.com>
17157 PR tree-optimization/71734
17158 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Add REF_LOOP argument which
17159 contains REF, use it to check safelen, assume that safelen value
17160 must be greater 1, fix style.
17161 (ref_indep_loop_p_2): Add REF_LOOP argument.
17162 (ref_indep_loop_p): Pass LOOP as additional argument to
17163 ref_indep_loop_p_2.
17165 2016-07-18 Dominik Vogt <vogt@linux.vnet.ibm.com>
17167 * cfgexpand.c (expand_stack_vars): Implement synamic stack space
17168 allocation in the prologue.
17169 * explow.c (get_dynamic_stack_base): New function to return an address
17170 expression for the dynamic stack base.
17171 (get_dynamic_stack_size): New function to do the required dynamic stack
17172 space size calculations.
17173 (allocate_dynamic_stack_space): Use new functions.
17174 (align_dynamic_address): Move some code from
17175 allocate_dynamic_stack_space to new function.
17176 * explow.h (get_dynamic_stack_base, get_dynamic_stack_size): Export.
17178 2016-07-18 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
17180 * config/s390/s390.c (s390_encode_section_info): Always set
17181 notaligned marker if mode size is 0 or no MEM_ALIGN info could be
17184 2016-07-18 Richard Biener <rguenther@suse.de>
17186 PR tree-optimization/71893
17187 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Compensate
17188 for sizetype cast added by array_ref_element_size.
17189 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
17191 2016-07-16 John David Anglin <danglin@gcc.gnu.org>
17193 * config/pa/pa.c (hppa_profile_hook): Allocate stack space for
17194 register parameters. Remove code to initialize argument pointer
17195 on TARGET_64BIT. Optimize call to _mcount when it can be reached
17196 using a pc-relative branch. Cleanup conditional code.
17197 * config/pa/pa.md (call_mcount): New expander.
17198 (call_mcount_nonpic): New insn.
17199 (call_mcount_pic): New insn and split.
17200 (call_mcount_pic_post_reload): New insn.
17201 (call_mcount_64bit): New insn and split.
17202 (call_mcount_64bit_post_reload): New insn.
17204 2016-07-15 Georg-Johann Lay <avr@gjlay.de>
17206 * config/avr/predicates.md (const_m255_to_m1_operand): New.
17207 * config/avr/constraints.md (Cn8, Ca1, Co1, Yx2): New constraints.
17208 * config/avr/avr.md (add<mode>3) <ALL1>: Fix set_vzn for +/-2.
17209 (*cmphi.zero-extend.0, *cmphi.zero-extend.1)
17210 (*usum_widenqihi3, *udiff_widenqihi3)
17211 (*addhi3_zero_extend.const): New combiner insns.
17212 (andqi3, iorqi3): Provide "l" (NO_LD_REGS) alternative if
17213 just 1 bit is affected.
17214 * config/avr/avr.c (avr_out_bitop) <QImode>: Don't access xop[3].
17215 (avr_out_compare) [EQ,NE]: Tweak comparing d-regs against -1.
17217 2016-07-15 Cesar Philippidis <cesar@codesourcery.com>
17219 * omp-low.c (lower_omp_target): Mark data clauses with
17220 GOMP_MAP_FORCE_{PRESENT,TO,FROM,TOFROM} as potentially having
17221 zero-length subarrays.
17223 2016-07-15 Richard Biener <rguenther@suse.de>
17225 PR tree-optimization/71881
17226 * tree-loop-distribution.c (destroy_loop): Remove blocks in
17227 reverse DOM order to make debug temp generation happy.
17229 2016-07-15 Richard Biener <rguenther@suse.de>
17231 PR tree-optimization/71887
17232 * tree-ssa-phiopt.c (absorbing_element_p): Add rhs arg and
17233 verify it is not zero for division / modulo handling.
17234 (value_replacement): Adjust.
17236 2016-07-15 Virendra Pathak <virendra.pathak@broadcom.com>
17237 Julian Brown <julian@codesourcery.com>
17239 * config/aarch64/aarch64-cores.def: Update vulcan COSTS.
17240 * config/aarch64/aarch64-cost-tables.h
17241 (vulcan_extra_costs): New variable.
17242 * config/aarch64/aarch64.c
17243 (vulcan_addrcost_table): Likewise.
17244 (vulcan_regmove_cost): Likewise.
17245 (vulcan_vector_cost): Likewise.
17246 (vulcan_branch_cost): Likewise.
17247 (vulcan_tunings): Likewise.
17249 2016-07-15 Alexander Monakov <amonakov@ispras.ru>
17251 * cgraphunit.c (cgraph_order_sort_kind): New entry ORDER_VAR_UNDEF.
17252 (output_in_order): Loop over undefined variables too. Output them
17253 via assemble_undefined_decl. Skip variables that correspond to hard
17254 registers or have value-exprs.
17255 * varpool.c (symbol_table::output_variables): Handle undefined
17256 variables together with defined ones.
17258 2016-07-15 Richard Biener <rguenther@suse.de>
17260 * tree-ssa-pre.c (get_representative_for): Make sure to return
17261 the value number of SSA names.
17262 (phi_translate_1): get_representative_for cannot return NULL.
17263 (do_pre_regular_insertion): Remove redundant call to
17264 fully_constant_expression.
17265 (do_pre_partial_partial_insertion): Likewise.
17267 2016-07-15 Bin Cheng <bin.cheng@arm.com>
17269 * tree-scalar-evolution.c (simple_iv_with_niters): New funcion.
17270 (derive_simple_iv_with_niters): New function.
17271 (simple_iv): Rewrite using simple_iv_with_niters.
17272 * tree-scalar-evolution.h (simple_iv_with_niters): New decl.
17273 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
17275 (number_of_iterations_exit): Rewrite using above function.
17276 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
17279 2016-07-15 Richard Biener <rguenther@suse.de>
17281 * config/i386/i386.c (ix86_builtin_vectorization_cost): Adjust
17282 vec_construct cost.
17284 2016-07-14 Jakub Jelinek <jakub@redhat.com>
17286 PR tree-optimization/71872
17287 * tree-data-ref.c (get_references_in_stmt): Ignore references
17288 with is_gimple_constant get_base_address.
17290 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
17292 * config/arm/arm.h (TARGET_HAVE_LDACQ): Enable for ARMv8-M Mainline.
17293 (TARGET_HAVE_LDACQD): New macro.
17294 * config/arm/sync.md (atomic_loaddi): Use TARGET_HAVE_LDACQD rather
17295 than TARGET_HAVE_LDACQ.
17296 (arm_load_acquire_exclusivedi): Likewise.
17297 (arm_store_release_exclusivedi): Likewise.
17299 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
17301 PR rtl-optimization/71878
17302 * lra-constraints.c (match_reload): Pass information about other
17303 output operands. Create new unique register value if matching input
17304 operand shares same register value as output operand being considered.
17305 (curr_insn_transform): Record output operands already processed.
17307 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17310 PR tree-optimization/70923
17311 * tree-vect-patterns.c: Include mult-synthesis.h.
17312 (target_supports_mult_synth_alg): New function.
17313 (synth_lshift_by_additions): Likewise.
17314 (apply_binop_and_append_stmt): Likewise.
17315 (vect_synth_mult_by_constant): Likewise.
17316 (target_has_vecop_for_code): Likewise.
17317 (vect_recog_mult_pattern): Use above functions to synthesize vector
17318 multiplication by integer constants.
17320 2016-07-14 Alan Modra <amodra@gmail.com>
17322 * config/rs6000/altivec.md (altivec_mov<mode>): Disparage
17323 gpr alternatives. Correct '*' placement on Y,r alternative.
17324 Add '*' on operand 1 of r,r alternative.
17326 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17328 * expmed.c (mult_variant, choose_mult_variant): Move declaration to...
17329 * expmed.h: ... Here.
17331 2016-07-14 Jan Hubicka <hubicka@ucw.cz>
17333 * gimple.h (stmt_can_terminate_bb_p): New function.
17334 * tree-cfg.c (need_fake_edge_p): Rename to ...
17335 (stmt_can_terminate_bb_p): ... this; return true if stmt can
17336 throw external; handle const and pure calls.
17337 * tree-ssa-loop-niter.c (loop_only_exit_p): Use it.
17339 2016-07-14 Richard Biener <rguenther@suse.de>
17341 PR tree-optimization/71866
17342 * tree-ssa-pre.c (get_constant_for_value_id): Remove.
17343 (do_hoist_insertion): Avoid endless recursion when we
17344 didn't insert anything because we managed to simplify
17345 things down to a constant or SSA name.
17346 (fully_constant_expression): Re-write in terms of ...
17347 * tree-ssa-sccvn.h (vn_nary_simplify): ... this. Declare.
17348 * tree-ssa-sccvn.c (vn_nary_simplify): New wrapper around
17349 vn_nary_build_or_lookup_1.
17350 (vn_nary_build_or_lookup_1): Added flag and renamed from ...
17351 (vn_nary_build_or_lookup): ... this which now wraps it.
17353 2016-07-14 Alan Modra <amodra@gmail.com>
17356 * config/rs6000/rs6000.c (rs6000_option_override_internal): Deal
17357 with p9_vector override before power9-dform override.
17359 2016-07-13 Andi Kleen <ak@linux.intel.com>
17361 * value-prof.c (gimple_value_profile_transformations): Don't run
17362 when auto_profile is on.
17364 2016-07-13 Andi Kleen <ak@linux.intel.com>
17366 * auto-profile.c (update_inlined_ind_target,
17367 afdo_indirect_call): Print information to dump file.
17369 2016-07-13 Andrew Burgess <andrew.burgess@embecosm.com>
17371 * genrecog.c (special_predicate_operand_p): New function.
17372 (predicate_name): Move function.
17373 (validate_pattern): Don't warn about missing mode for all
17374 define_special_predicate predicates.
17376 2016-07-13 Bin Cheng <bin.cheng@arm.com>
17378 * tree-vect-data-refs.c (vect_no_alias_p): New function.
17379 (vect_prune_runtime_alias_test_list): Call vect_no_alias_p to
17380 resolve alias checks which are known at compilation time.
17381 Truncate vector LOOP_VINFO_MAY_ALIAS_DDRS(loop_vinfo) if all
17382 alias checks are resolved. Move dump info for too many runtime
17383 alias checks to here...
17384 * tree-vect-loop.c (vect_analyze_loop_2): ...From here.
17386 2016-07-13 Richard Biener <rguenther@suse.de>
17388 PR tree-optimization/24574
17389 * tree-ssa-phiopt.c (absorbing_element_p): Pass in argument
17390 position and add shift, rotate, divison and modulo support
17392 (value_replacement): Pass in argument position to absorbing_element_p.
17394 2016-07-13 Ilya Enkovich <ilya.enkovich@intel.com>
17397 * ipa-inline-transform.c (inline_call): Support
17398 instrumented thunks.
17400 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
17402 * config/arm/arm.h (TARGET_HAVE_CBZ): Define.
17403 (TARGET_IDIV): Set for all Thumb targets provided they have hardware
17405 * config/arm/arm.md (divsi3): New unpredicable alternative for ARMv8-M
17406 Baseline. Make initial alternative TARGET_32BIT only.
17407 (udivsi3): Likewise.
17408 * config/arm/thumb1.md (thumb1_cbz): New define_insn.
17409 * doc/sourcebuild.texi (arm_thumb1_cbz_ok): Document new effective
17412 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
17414 * config/arm/arm.h (TARGET_HAVE_MOVT): Include ARMv8-M as having MOVT.
17415 * config/arm/arm.c (arm_arch_name): (const_ok_for_op): Check MOVT/MOVW
17416 availability with TARGET_HAVE_MOVT.
17417 (thumb_legitimate_constant_p): Strip the high part of a label_ref.
17418 (thumb1_rtx_costs): Also return 0 if setting a half word constant and
17419 MOVW is available and replace (unsigned HOST_WIDE_INT) INTVAL by
17421 (thumb1_size_rtx_costs): Make set of half word constant also cost 1
17422 extra instruction if MOVW is available. Use a cost variable
17423 incremented by COSTS_N_INSNS (1) when the condition match rather than
17424 returning an arithmetic expression based on COSTS_N_INSNS. Make
17425 constant with bottom half word zero cost 2 instruction if MOVW is
17427 * config/arm/arm.md (define_attr "arch"): Add v8mb.
17428 (define_attr "arch_enabled"): Set to yes if arch value is v8mb and
17429 target is ARMv8-M Baseline.
17430 (arm_movt): New unpredicable alternative for ARMv8-M Baseline.
17431 (arm_movtas_ze): Likewise.
17432 * config/arm/thumb1.md (thumb1_movdi_insn): Add ARMv8-M Baseline only
17433 alternative for constants satisfying j constraint.
17434 (thumb1_movsi_insn): Likewise.
17435 (movsi splitter for K alternative): Tighten condition to not trigger
17436 if movt is available and j constraint is satisfied.
17437 (Pe immediate splitter): Likewise.
17438 (thumb1_movhi_insn): Add ARMv8-M Baseline only alternative for
17439 constant fitting in an halfword to use MOVW.
17440 * doc/sourcebuild.texi (arm_thumb1_movt_ok): Document new ARM
17443 2016-07-13 Richard Biener <rguenther@suse.de>
17445 PR middle-end/71104
17446 * gimplify.c (gimplify_modify_expr): Gimplify the RHS before
17447 gimplifying the LHS. Make sure to gimplify a returning twice
17448 call LHS without using SSA names.
17450 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17452 * tree-data-ref.c (find_data_references_in_stmt): Remove
17453 unnecessary call to vec::release.
17454 (graphite_find_data_references_in_stmt): Likewise.
17455 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p): Likewise.
17456 * tree-vect-stmts.c (vectorizable_condition): Likewise.
17458 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17460 * cfgexpand.c (expand_used_vars): Make the type of a local
17462 * genmatch.c (lower_for): Likewise.
17463 * haifa-sched.c (haifa_sched_init): Likewise.
17464 (add_to_speculative_block): Likewise.
17465 (create_check_block_twin): Likewise.
17466 * predict.c (handle_missing_profiles): Likewise.
17467 * tree-data-ref.c (loop_nest_has_data_refs): Likewise.
17468 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Likewise.
17469 * tree-ssa-loop-niter.c (discover_iteration_bound_by_body_walk):
17471 (maybe_lower_iteration_bound): Likewise.
17472 * tree-ssa-sccvn.c (DFS): Likewise.
17473 * tree-stdarg.c (reachable_at_most_once): Likewise.
17474 * tree-vect-stmts.c (vectorizable_conversion): Likewise.
17475 (vectorizable_store): Likewise.
17477 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17479 * tree-ssa-sccvn.c (sccvn_dom_walker::~sccvn_dom_walker): remove.
17480 (sccvn_dom_walker): make cond_stack an auto_vec.
17482 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17484 * ree.c (struct ext_state): Make type of members auto_vec.
17485 (find_and_remove_re): Adjust.
17487 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17489 * cfgexpand.c (struct stack_vars_data): Make type of fields
17491 (expand_used_vars): Adjust.
17493 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17495 * ipa.c (record_cdtor_fn): Adjust.
17496 (build_cdtor_fns): Likewise.
17497 (ipa_cdtor_merge): Make static_ctors and static_dtors local
17500 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17502 * genextract.c (struct accum_extract): Add constructor and make
17504 (gen_insn): Adjust.
17506 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17508 * tree.c (struct free_lang_data_d): Add constructor and change
17509 types of members to ones that automatically manage resources.
17510 (fld_worklist_push): Adjust.
17511 (find_decls_types): Likewise.
17512 (find_decls_types_in_eh_region): Likewise.
17513 (free_lang_data_in_cgraph): Stop manually creating and
17514 destroying members of free_lang_data_d.
17516 2016-07-13 Uros Bizjak <ubizjak@gmail.com>
17518 PR rtl-optimization/68961
17519 * config/i386/sse.md (movsd/movhpd to movupd peephole2s): Add new
17520 peephole variant. Use sse_reg_operand predicates.
17522 2016-07-12 Uros Bizjak <ubizjak@gmail.com>
17524 * config/i386/predicates.md (x86_64_immediate_operand)
17525 <case CONST_INT>: Remove unneeded truncation to DImode.
17526 <case CONST>: Ditto.
17527 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
17529 2016-07-12 Michael Meissner <meissner@linux.vnet.ibm.com>
17532 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal):
17533 The xxperm and xxpermr instructions require that the 2nd input
17534 operand overlap with the output operand, and not the 1st.
17535 (altivec_vperm_v8hiv16qi): Likewise.
17536 (altivec_vperm_<mode>_uns_internal): Likewise.
17537 (altivec_vpermr_<mode>_internal): Likewise.
17538 (vperm_v8hiv4si): Likewise.
17539 (vperm_v16qiv8hi): Likewise.
17541 2016-07-12 Nathan Sidwell <nathan@acm.org>
17543 * config/arm/arm.c (arm_option_override): Set MASK_SINGLE_PIC_BASE
17544 when -mno-pic-data-is-text-relative is in effect, by default.
17545 * doc/invoke.texi (mpic-data-is-text-relative): Document new
17546 behavior and clarify.
17548 2016-07-12 Martin Liska <mliska@suse.cz>
17550 * params.def: Add avg-loop niter.
17551 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use the param.
17552 * cfgloopanal.c (expected_loop_iterations_unbounded): Likewise.
17553 * doc/invoke.texi: Document the new parameter.
17555 2016-07-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17557 PR middle-end/71700
17558 * expr.c (store_constructor): Mask sign-extended bits when widening
17559 sub-word constructor element at the start of a word.
17561 2016-07-12 Martin Liska <mliska@suse.cz>
17563 * Makefile.in: Append rule for params-options.h.
17564 * params-options.h: New file.
17566 2016-07-12 Martin Liska <mliska@suse.cz>
17568 * ira-build.c (mark_loops_for_removal): Properly iterate
17571 2016-07-12 Steven Bosscher <steven@gcc.gnu.org>
17572 Richard Biener <rguenther@suse.de>
17574 PR tree-optimization/23286
17575 PR tree-optimization/70159
17576 * doc/invoke.texi: Document -fcode-hoisting.
17577 * common.opt (fcode-hoisting): New flag.
17578 * opts.c (default_options_table): Enable -fcode-hoisting at -O2+.
17579 * tree-ssa-pre.c (pre_stats): Add hoist_insert.
17580 (do_regular_insertion): Rename to ...
17581 (do_pre_regular_insertion): ... this and amend general comments
17582 on insertion strathegy.
17583 (do_partial_partial_insertion): Rename to ...
17584 (do_pre_partial_partial_insertion): ... this.
17585 (do_hoist_insertion): New function.
17586 (insert_aux): Take flags on whether to do PRE and/or hoist insertion
17587 and call do_hoist_insertion properly.
17589 (pass_pre::gate): Enable also if -fcode-hoisting is enabled.
17590 (pass_pre::execute): Register hoist_insert stats.
17592 2016-07-12 Jakub Jelinek <jakub@redhat.com>
17594 PR middle-end/71716
17595 * gimple-fold.c (optimize_atomic_compare_exchange_p): Return false
17596 for SCALAR_FLOAT_TYPE_P type of expected var, or if TYPE_PRECISION
17597 is different from mode's bitsize. Small cleanup.
17599 2016-07-12 Richard Biener <rguenther@suse.de>
17601 PR rtl-optimization/68961
17602 * fwprop.c (propagate_rtx): Allow SUBREGs of VEC_CONCAT and CONCAT
17603 to simplify to a non-constant.
17605 2016-07-11 Jakub Jelinek <jakub@redhat.com>
17607 PR middle-end/71758
17608 * omp-low.c (expand_omp_target): Gimplify device.
17610 PR tree-optimization/71823
17611 * tree-vect-stmts.c (vectorizable_operation): Use vect_get_vec_defs
17612 to get vec_oprnds2 from op2.
17614 2016-07-11 Uros Bizjak <ubizjak@gmail.com>
17616 * config/i386/predicates.md (x86_64_immediate_operand) <case CONST>:
17617 Hoist common subexpressions.
17618 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
17620 2016-07-11 Pat Haugen <pthaugen@us.ibm.com>
17623 * config/rs6000/rs6000.md (stfiwx): Change constraint to 'wu' to
17624 prevent generation of 'stxsiwx' on pre Power8 hardware.
17626 2016-07-11 David Malcolm <dmalcolm@redhat.com>
17628 * input.c: Include cpplib.h.
17629 (selftest::temp_source_file): New class.
17630 (selftest::temp_source_file::temp_source_file): New ctor.
17631 (selftest::temp_source_file::~temp_source_file): New dtor.
17632 (selftest::should_have_column_data_p): New function.
17633 (selftest::test_should_have_column_data_p): New function.
17634 (selftest::temp_line_table): New class.
17635 (selftest::temp_line_table::temp_line_table): New ctor.
17636 (selftest::temp_line_table::~temp_line_table): New dtor.
17637 (selftest::test_accessing_ordinary_linemaps): Add case_ param; use
17638 it to create a temp_line_table.
17639 (selftest::assert_loceq): Only verify LOCATION_COLUMN for
17640 locations that are known to have column data.
17641 (selftest::line_table_case): New struct.
17642 (selftest::test_reading_source_line): Move tempfile handling
17643 to class temp_source_file.
17644 (ASSERT_TOKEN_AS_TEXT_EQ): New macro.
17645 (selftest::assert_token_loc_eq): New function.
17646 (ASSERT_TOKEN_LOC_EQ): New macro.
17647 (selftest::test_lexer): New function.
17648 (selftest::boundary_locations): New array.
17649 (selftest::input_c_tests): Call test_should_have_column_data_p.
17650 Loop over a test matrix of interesting values of location and
17651 default_range_bits, calling test_lexer on each case in the matrix.
17652 Move call to test_accessing_ordinary_linemaps into the matrix.
17653 * selftest.h (ASSERT_EQ): Reimplement in terms of...
17654 (ASSERT_EQ_AT): New macro.
17656 2016-07-11 H.J. Lu <hongjiu.lu@intel.com>
17659 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
17660 Don't convert TImode in debug insn.
17662 2016-07-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
17664 Convert TYPE_ALIGN_OK to a TYPE_LANG_FLAG.
17665 * tree-core.h (tree_base::nothrow_flag): Adjust comment.
17666 (tree_type_common::lang_flag_7): New.
17667 (tree_type_common::spare): Reduce size.
17668 * tree.h (TYPE_ALIGN_OK): Remove.
17669 (TYPE_LANG_FLAG_7): New.
17670 (get_inner_reference): Adjust header.
17671 * print-tree.c (print_node): Adjust.
17672 * expr.c (get_inner_reference): Remove parameter keep_aligning.
17673 (get_bit_range, expand_assignment, expand_expr_addr_expr_1): Adjust
17674 calls to get_inner_reference.
17675 (expand_expr_real_1): Adjust call to get_inner_reference. Remove
17676 handling of TYPE_ALIGN_OK.
17677 * builtins.c (get_object_alignment_2): Adjust call to
17678 get_inner_reference. Remove handling of VIEW_CONVERT_EXPR.
17679 * emit-rtl.c (set_mem_attributes_minus_bitpos): Remove handling of
17681 * asan.c (instrument_derefs): Adjust calls to get_inner_reference.
17682 * cfgexpand.c (expand_debug_expr): Likewise.
17683 * dbxout.c (dbxout_expand_expr): Likewise.
17684 * dwarf2out.c (loc_list_for_address_of_addr_expr_of_indirect_ref,
17685 loc_list_from_tree, fortran_common): Likewise.
17686 * fold-const.c (optimize_bit_field_compare,
17687 decode_field_reference, fold_unary_loc, fold_comparison,
17688 split_address_to_core_and_offset): Likewise.
17689 * gimple-laddress.c (execute): Likewise.
17690 * gimple-ssa-strength-reduction.c (slsr_process_ref): Likewise.
17691 * gimplify.c (gimplify_scan_omp_clauses): Likewise.
17692 * hsa-gen.c (gen_hsa_addr): Likewise.
17693 * simplifx-rtx.c (delegitimize_mem_from_attrs): Likewise.
17694 * tsan.c (instrument_expr): Likewise.
17695 * ubsan.c (instrument_bool_enum_load, instrument_object_size): Likewise.
17696 * tree.c (verify_type_variant): Remove handling of TYPE_ALIGN_OK.
17697 * tree-affine.c (tree_to_aff_combination,
17698 get_inner_reference_aff): Adjust calls to get_inner_reference.
17699 * tree-data-ref.c (split_constant_offset_1,
17700 dr_analyze_innermost): Likewise.
17701 * tree-scalar-evolution.c (interpret_rhs_expr): Likewise.
17702 * tree-sra.c (ipa_sra_check_caller): Likewise.
17703 * tree-ssa-loop-ivopts.c (split_address_cost): Likewise.
17704 * tree-ssa-math-opts.c (find_bswap_or_nop_load,
17705 bswap_replace): Likewise.
17706 * tree-vect-data-refs.c (vect_check_gather,
17707 vect_analyze_data_refs): Likewise.
17708 * config/mips/mips.c (r10k_safe_mem_expr_p): Likewise.
17709 * config/pa/pa.c (pa_emit_move_sequence): Remove handling of
17712 2016-07-11 David Malcolm <dmalcolm@redhat.com>
17714 * Makefile.in (selftest-valgrind): New phony target.
17715 * function-tests.c (selftest::build_cfg): Delete pass instances
17716 created by the test.
17717 (selftest::convert_to_ssa): Likewise.
17718 (selftest::test_expansion_to_rtl): Likewise.
17719 * tree-cfg.c (selftest::test_linear_chain): Release dominator
17721 (selftest::test_diamond): Likewise.
17723 2016-07-11 Richard Biener <rguenther@suse.de>
17725 PR tree-optimization/71816
17726 * tree-ssa-pre.c (compute_avail): Adjust alignment of ref rather
17727 than replacing all of its operands.
17729 2016-07-11 Alan Modra <amodra@gmail.com>
17731 * config/rs6000/rs6000.md (UNSPEC_DOLOOP): New unspec.
17732 (ctr<mode>): Add unspec.
17733 (ctr<mode>_internal*): Likewise.
17735 2016-07-08 James Bowman <james.bowman@ftdichip.com>
17737 * config/ft32/ft32.c (ft32_elf_encode_section_info): New function.
17738 * config/ft32/ft32.h (ASM_OUTPUT_SYMBOL_REF): New function.
17740 2016-07-08 Vladimir Makarov <vmakarov@redhat.com>
17742 PR rtl-optimization/71621
17743 * lra-constraints.c (process_alt_operands): Check combination of
17744 reg class and mode.
17746 2016-07-08 Jason Merrill <jason@redhat.com>
17747 Richard Biener <rguenther@suse.de>
17749 P0145: Refining Expression Order for C++.
17750 * gimplify.c (initial_rhs_predicate_for): New.
17751 (gimplfy_modify_expr): Gimplify RHS before LHS.
17753 2016-07-08 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
17756 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
17757 Allow standard error handling to take over when a wrong number
17758 of arguments is presented to __builtin_vec_ld () or
17759 __builtin_vec_st ().
17761 2016-07-08 Jiong Wang <jiong.wang@arm.com>
17763 * config/aarch64/aarch64-simd-builtins.def (smax): Remove float
17768 * config/aarch64/arm_neon.h (vmaxnm_f32): Use
17769 __builtin_aarch64_fmaxv2sf.
17770 (vmaxnmq_f32): Likewise.
17771 (vmaxnmq_f64): Likewise.
17772 (vminnm_f32): Likewise.
17773 (vminnmq_f32): Likewise.
17774 (vminnmq_f64): Likewise.
17776 2016-07-08 Michael Meissner <meissner@linux.vnet.ibm.com>
17779 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Do not
17780 enable -mfloat128-hardware by default.
17781 (ISA_3_0_MASKS_IEEE): New macro to give all of the VSX options
17782 that IEEE 128-bit hardware support needs.
17783 * config/rs6000/rs6000.c (rs6000_option_override_internal): If
17784 -mcpu=power9 -mfloat128, enable -mfloat128-hardware by default.
17785 Use ISA_3_0_MASKS_IEEE as the set of options that IEEE 128-bit
17786 floating point requires.
17787 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
17788 -mfloat128 and -mfloat128-hardware changes.
17790 2016-07-08 Alan Hayward <alan.hayward@arm.com>
17792 PR tree-optimization/71667
17793 * tree-vect-loop.c (vectorizable_live_operation): ignore DEBUG stmts
17795 2016-07-08 Martin Liska <mliska@suse.cz>
17797 PR middle-end/71606
17798 * fold-const.c (fold_convertible_p): As COMPLEX_TYPE
17799 folding produces SAVE_EXPRs, thus return false for the type.
17801 2016-07-07 Martin Liska <mliska@suse.cz>
17803 * file-find.c (remove_prefix): New function.
17804 * file-find.h (remove_prefix): Declare the function.
17805 * gcc-ar.c (main): Skip a folder of the wrapper if
17806 a wrapped binary would point to the same file.
17808 2016-07-07 Jan Hubicka <jh@suse.cz>
17810 * tree-scalar-evolution.c (iv_can_overflow_p): export.
17811 * tree-scalar-evolution.h (iv_can_overflow_p): Declare.
17812 * tree-ssa-loop-ivopts.c (alloc_iv): Use it.
17814 2016-07-07 Ilya Enkovich <ilya.enkovich@intel.com>
17817 * ipa-inline-analysis.c (compute_inline_parameters): Set
17818 local.can_change_signature to false for intrumentation
17821 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
17823 * config/arm/arm.h (TARGET_USE_MOVT): Check MOVT/MOVW availability
17824 with TARGET_HAVE_MOVT.
17825 (TARGET_HAVE_MOVT): Define.
17826 * config/arm/arm.c (const_ok_for_op): Check MOVT/MOVW
17827 availability with TARGET_HAVE_MOVT.
17828 * config/arm/arm.md (arm_movt): Use TARGET_HAVE_MOVT to check MOVT
17830 (addsi splitter): Use TARGET_THUMB && TARGET_HAVE_MOVT rather than
17832 (symbol_refs movsi splitter): Remove TARGET_32BIT check.
17833 (arm_movtas_ze): Use TARGET_HAVE_MOVT to check MOVT availability.
17834 * config/arm/constraints.md (define_constraint "j"): Use
17835 TARGET_HAVE_MOVT to check MOVT availability.
17837 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
17839 * config/arm/arm-protos.h: Reindent FL_FOR_* macro definitions.
17841 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
17843 * config/arm/arm-arches.def (armv8-m.base): Define new architecture.
17844 (armv8-m.main): Likewise.
17845 (armv8-m.main+dsp): Likewise.
17846 * config/arm/arm-protos.h (FL_FOR_ARCH8M_BASE): Define.
17847 (FL_FOR_ARCH8M_MAIN): Likewise.
17848 * config/arm/arm-tables.opt: Regenerate.
17849 * config/arm/bpabi.h: Add armv8-m.base, armv8-m.main and
17850 armv8-m.main+dsp to BE8_LINK_SPEC.
17851 * config/arm/arm.h (TARGET_HAVE_LDACQ): Exclude ARMv8-M.
17852 (enum base_architecture): Add BASE_ARCH_8M_BASE and BASE_ARCH_8M_MAIN.
17853 * config/arm/arm.c (arm_arch_name): Increase size to work with ARMv8-M
17854 Baseline and Mainline.
17855 (arm_option_override_internal): Also disable arm_restrict_it when
17856 !arm_arch_notm. Update comment for -munaligned-access to also cover
17858 (arm_file_start): Increase buffer size for printing architecture name.
17859 * doc/invoke.texi: Document architectures armv8-m.base, armv8-m.main
17860 and armv8-m.main+dsp.
17861 (mno-unaligned-access): Clarify that this is disabled by default for
17862 ARMv8-M Baseline architectures as well.
17864 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
17866 * config/arm/elf.h: Use __ARM_ARCH_ISA_THUMB and __ARM_ARCH_ISA_ARM to
17867 decide whether to prevent some libgcc routines being included for some
17868 multilibs rather than __ARM_ARCH_6M__ and add comment to indicate the
17869 link between this condition and the one in
17870 libgcc/config/arm/lib1func.S.
17872 2016-07-07 Richard Biener <rguenther@suse.de>
17874 * tree-ssa-pre.c: Include alias.h.
17875 (compute_avail): If we have multiple VN_REFERENCEs with the
17876 same hashtable entry adjust that to make it a valid replacement
17877 for all of them with respect to alignment and aliasing
17878 when doing insertion.
17879 * tree-ssa-sccvn.h (vn_reference_operands_for_lookup): Declare.
17880 * tree-ssa-sccvn.c (vn_reference_operands_for_lookup): New function.
17882 2016-07-06 Segher Boessenkool <segher@kernel.crashing.org>
17886 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
17887 *ctr<mode>_internal5, *ctr<mode>_internal6): Add *wi to the output
17890 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17892 * var-tracking.c (struct adjust_mem_data): Make side_effects a vector.
17893 (adjust_mems): Adjust.
17894 (adjust_insn): Likewise.
17895 (prepare_call_arguments): Likewise.
17897 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17899 * gcse.c (struct ls_expr): Make stores field a vector.
17900 (ldst_entry): Adjust.
17901 (free_ldst_entry): Likewise.
17902 (print_ldst_list): Likewise.
17903 (compute_ld_motion_mems): Likewise.
17904 (update_ld_motion_stores): Likewise.
17906 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17908 * gcse.c (struct ls_expr): Remove loads field.
17909 (ldst_entry): Adjust.
17910 (free_ldst_entry): Likewise.
17911 (print_ldst_list): Likewise.
17912 (compute_ld_motion_mems): Likewise.
17914 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17916 * store-motion.c (struct st_expr): Make antic_stores a vector.
17917 (st_expr_entry): Adjust.
17918 (free_st_expr_entry): Likewise.
17919 (print_store_motion_mems): Likewise.
17920 (find_moveable_store): Likewise.
17921 (compute_store_table): Likewise.
17922 (remove_reachable_equiv_notes): Likewise.
17923 (replace_store_insn): Likewise.
17924 (build_store_vectors): Likewise.
17926 2016-07-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17928 * config/arm/driver-arm.c (arm_cpu_table): Add entries for cortex-a32,
17929 cortex-a35, cortex-a53, cortex-a57, cortex-a72, cortex-a73.
17931 2016-07-06 Yuri Rumyantsev <ysrumyan@gmail.com>
17933 PR tree-optimization/71518
17934 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Adjust
17935 misalign also for outer loops with negative step.
17937 2016-07-06 Wilco Dijkstra <wdijkstr@arm.com>
17939 * config/arm/cortex-a53.md: Use final_presence_set for in-order.
17940 (cortex_a53_shift): Add mov_shift.
17941 (cortex_a53_shift_reg): Add new reservation for register shifts.
17942 (cortex_a53_alu): Remove bfm.
17943 (cortex_a53_alu_shift): Add bfm, remove mov_shift.
17944 (cortex_a53_alu_extr): Add new reservation for EXTR.
17945 (bypasses): Improve bypass modelling.
17947 2016-07-06 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
17950 * config/avr/avr.c (avr_asm_select_section): Strip off
17951 SECTION_DECLARED from flags when calling get_section.
17953 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
17955 * tree-vectorizer.h (vect_memory_access_type): Add
17956 VMAT_INVARIANT, VMAT_CONTIGUOUS_DOWN and VMAT_CONTIGUOUS_REVERSED.
17957 * tree-vect-stmts.c (compare_step_with_zero): New function.
17958 (perm_mask_for_reverse): Move further up file.
17959 (get_group_load_store_type): Stick to VMAT_ELEMENTWISE if the
17961 (get_negative_load_store_type): New function.
17962 (get_load_store_type): Call it. Add an ncopies argument.
17963 (vectorizable_mask_load_store): Update call accordingly and
17964 remove tests for negative steps.
17965 (vectorizable_store, vectorizable_load): Likewise. Handle new
17966 memory_access_types.
17968 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
17970 * tree-vectorizer.h (vect_memory_access_type): New enum.
17971 (_stmt_vec_info): Add a memory_access_type field.
17972 (STMT_VINFO_MEMORY_ACCESS_TYPE): New macro.
17973 (vect_model_store_cost): Take an access type instead of a boolean.
17974 (vect_model_load_cost): Likewise.
17975 * tree-vect-slp.c (vect_analyze_slp_cost_1): Update calls to
17976 vect_model_store_cost and vect_model_load_cost.
17977 * tree-vect-stmts.c (vec_load_store_type): New enum.
17978 (vect_model_store_cost): Take an access type instead of a
17979 store_lanes_p boolean. Simplify tests.
17980 (vect_model_load_cost): Likewise, but for load_lanes_p.
17981 (get_group_load_store_type, get_load_store_type): New functions.
17982 (vectorizable_store): Use get_load_store_type. Record the access
17983 type in STMT_VINFO_MEMORY_ACCESS_TYPE.
17984 (vectorizable_load): Likewise.
17985 (vectorizable_mask_load_store): Likewise. Replace is_store
17986 variable with vls_type.
17988 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
17990 * tree-vectorizer.h (vect_grouped_load_supported): Add a
17991 single_element_p parameter.
17992 * tree-vect-data-refs.c (vect_grouped_load_supported): Likewise.
17993 Check the PR65518 case here rather than in vectorizable_load.
17994 * tree-vect-loop.c (vect_analyze_loop_2): Update call accordignly.
17995 * tree-vect-stmts.c (vectorizable_load): Likewise.
17997 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
17999 * tree-vectorizer.h (gather_scatter_info): New structure.
18000 (vect_check_gather_scatter): Return a bool rather than a decl.
18001 Replace return-by-pointer arguments with a single
18002 gather_scatter_info *.
18003 * tree-vect-data-refs.c (vect_check_gather_scatter): Likewise.
18004 (vect_analyze_data_refs): Update call accordingly.
18005 * tree-vect-stmts.c (vect_mark_stmts_to_be_vectorized): Likewise.
18006 (vectorizable_mask_load_store): Likewise. Also record the
18007 offset dt and vectype in the gather_scatter_info.
18008 (vectorizable_store): Likewise.
18009 (vectorizable_load): Likewise.
18011 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
18013 * tree-vect-stmts.c (vect_model_store_cost): For non-SLP
18014 strided groups, use the cost of N scalar accesses instead
18015 of ncopies vector accesses.
18016 (vect_model_load_cost): Likewise.
18018 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
18020 * tree-vect-stmts.c (vect_cost_group_size): Delete.
18021 (vect_model_store_cost): Avoid calling it. Use first_stmt_p
18022 variable to indicate when once-per-group costs are being used.
18023 (vect_model_load_cost): Likewise. Fix comment and misindented code.
18025 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
18027 * tree-vect-stmts.c (vectorizable_load): Remove unnecessary
18028 peeling-for-gaps condition.
18030 2016-07-06 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
18032 * config/s390/s390.c (s390_expand_vec_init): Force initializer
18033 element to register if it doesn't match general_operand.
18035 2016-07-05 Michael Meissner <meissner@linux.vnet.ibm.com>
18036 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
18038 * config/rs6000/rs6000-protos.h (rs6000_split_signbit): New
18040 * config/rs6000/rs6000.c (rs6000_split_signbit): New function.
18041 * config/rs6000/rs6000.md (UNSPEC_SIGNBIT): New constant.
18042 (SIGNBIT): New mode iterator.
18043 (Fsignbit): New mode attribute.
18044 (signbit<mode>2): Change operand1 to match FLOAT128 instead of
18045 IBM128; dispatch to gen_signbit{kf,tf}2_dm for __float128
18046 when direct moves are available.
18047 (signbit<mode>2_dm): New define_insn_and_split).
18048 (signbit<mode>2_dm2): New define_insn.
18050 2016-07-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18052 PR rtl-optimization/71594
18053 * ifcvt.c (noce_convert_multiple_sets): Wrap new_val or old_val
18054 into subregs of appropriate mode before trying to emit a conditional
18057 2016-07-05 Jan Hubicka <jh@suse.cz>
18059 * tree-scalar-evolution.c (iv_can_overflow_p): New function.
18060 (simple_iv): Use it.
18062 2016-07-05 Jan Hubicka <jh@suse.cz>
18064 * tree-ssa-loop-niter.c (nowrap_type_p): Use ANY_INTEGRAL_TYPE_P.
18066 2016-07-05 Jiong Wang <jiong.wang@arm.com>
18068 * lra-constraints.c (process_alt_operands): Don't add spilling cost for
18071 2016-07-05 Jan Hubicka <jh@suse.cz>
18073 * tree-scalar-evoluiton.c (simple_iv): Use nowrap_type to check if
18076 2016-07-05 Richard Biener <rguenther@suse.de>
18078 * gimple-ssa-split-paths.c (find_block_to_duplicate_for_splitting_pa):
18079 Handle empty else block.
18080 (is_feasible_trace): Likewise.
18081 (split_paths): Likewise.
18083 2016-07-05 Richard Biener <rguenther@suse.de>
18085 * tree-loop-distribution.c (distribute_loop): Fix issue with
18086 the cost model loop.
18088 2016-07-05 Christophe Lyon <christophe.lyon@linaro.org>
18090 * config/arm/neon-testgen.ml: Delete.
18091 * config/arm/neon.ml: Delete.
18093 2016-07-04 Jakub Jelinek <jakub@redhat.com>
18096 * tree.c (attribute_value_equal): Use get_attribute_name instead of
18097 directly using TREE_PURPOSE.
18099 2016-07-04 Jiong Wang <jiong.wang@arm.com>
18101 * config/aarch64/aarch64.h: Rename "ARMv8.1" to "ARMv8.1-A".
18102 * config/aarch64/aarch64_neon.h: Likewise.
18103 * config/aarch64/arm_neon.h: Likewise.
18104 * config/aarch64/atomics.md: Likewise.
18105 * config/aarch64/aarch64-simd-builtins.def: Likewise.
18106 * doc/invoke.texi: Likewise.
18108 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
18110 * config/s390/s390.md: Add "z13" cpu_facility.
18111 ("*mov<mode>cc"): Add support for z13 instructions lochi and locghi.
18112 * config/s390/predicates.md ("loc_operand"): New predicate for "load on
18113 condition" type instructions.
18115 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
18116 Jeff Law <law@redhat.com>
18118 * explow.c (allocate_dynamic_stack_space): Simplify knowing that
18119 MUST_ALIGN was always true and extra_align ist always BITS_PER_UNIT.
18121 2016-07-04 Yuri Rumyantsev <ysrumyan@gmail.com>
18123 * config/i386/i386.c (ix86_expand_vec_perm): Add handle one-operand
18124 permutation for TARGET_AVX512F.
18125 (ix86_expand_vec_one_operand_perm_avx512): New function.
18126 (expand_vec_perm_1): Invoke introduced function.
18127 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
18128 it may be not valid after vectorization.
18130 2016-07-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18133 * config/aarch64/aarch64.c (aarch64_classify_symbol): Fix
18134 typo in comment. Only force to memory if it is a weak
18135 external reference.
18137 2016-07-04 Matthew Wahab <matthew.wahab@arm.com>
18138 Jiong Wang <jiong.wang@arm.com>
18140 * config/aarch64/aarch64-arches.def: Add "armv8.2-a".
18141 * config/aarch64/aarch64.h (AARCH64_FL_V8_2): New.
18142 (AARCH64_FL_F16): New.
18143 (AARCH64_FL_FOR_ARCH8_2): New.
18144 (AARCH64_ISA_8_2): New.
18145 (AARCH64_ISA_F16): New.
18146 (TARGET_FP_F16INST): New.
18147 (TARGET_SIMD_F16INST): New.
18148 * config/aarch64/aarch64-option-extensions.def ("fp16"): New entry.
18149 ("fp"): Disabling "fp" also disables "fp16".
18150 * config/aarch64/aarch64-c.c (arch64_update_cpp_builtins):
18151 Conditionally define __ARM_FEATURE_FP16_SCALAR_ARITHMETIC
18152 and __ARM_FEATURE_FP16_VECTOR_ARITHMETIC.
18153 * doc/invoke.texi (AArch64 Options): Document "armv8.2-a" and "fp16".
18155 2016-07-04 Jan Beulich <jbeulich@suse.com>
18157 * gcc.c (default_compilers["@c-header"]): Conditionalize "-o".
18159 2016-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
18162 * config/rs6000/vsx.md (vsx_splat_v4sf_internal): When splitting
18163 the insns, use an insn form that does not adjust the offset on
18164 little endian systems.
18166 2016-07-01 Jan Beulich <jbeulich@suse.com>
18168 * varasm.c (get_variable_section): Validate initializer in
18169 named .bss-like sections.
18171 2016-07-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
18173 * config/rs6000/altivec.md (*altivec_vpermr_<mode>_internal):
18174 Exchange the order of the second and third operands in the vpermr
18175 instruction tmeplate.
18177 2016-07-01 Peter Bergner <bergner@vnet.ibm.com>
18180 * config/rs6000/rs6000.c (rs6000_secondary_reload_simple_move):
18181 Disallow TDmode values.
18183 2016-07-01 Alan Modra <amodra@gmail.com>
18185 PR rtl-optimization/71709
18186 * ira-lives.c (find_call_crossed_cheap_reg): Exit loop on arg reg
18187 being set, not referenced.
18189 2016-07-01 Yuri Rumyantsev <ysrumyan@gmail.com>
18191 PR tree-optimization/70729
18192 * tree-vectorizer.c (adjust_simduid_builtins): Nullify safelen field
18193 of loop since it can be not valid after transformation.
18195 2016-07-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18197 * config/arm/arm.c (thumb_reload_in_hi): Delete.
18198 * config/arm/arm-protos.h (thumb_reload_in_hi): Delete prototype.
18200 2016-07-01 Eric Botcazou <ebotcazou@adacore.com>
18202 * config/arm/arm.c (arm_function_ok_for_sibcall): Add another check
18205 2016-06-30 Michael Meissner <meissner@linux.vnet.ibm.com>
18208 * config/rs6000/constraints.md (wY constraint): New constraint to
18209 match the requirements for the LXSD and STXSD instructions.
18210 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): New
18211 predicate to match the requirements for the LXSD and STXSD
18213 * config/rs6000/rs6000.md (mov<mode>_hardfloat32, FMOVE64 case):
18214 Use constaint wY for LXSD/STXSD instructions instead of 'o' or 'Y'
18215 to make sure that the bottom 2 bits of offset are 0, the address
18216 form is offsettable, and no updating is done in the address mode.
18217 (mov<mode>_hardfloat64, FMOVE64 case): Likewise.
18218 (movdi_internal32): Likewise
18219 (movdi_internal64): Likewise.
18221 2016-06-30 Jakub Jelinek <jakub@redhat.com>
18223 PR tree-optimization/71707
18224 * tree-ssa-strlen.c (get_stridx_plus_constant): Handle already present
18225 strinfo even for ADDR_EXPR ptr.
18227 2016-06-30 Kelvin Nilsen <kelvin@gcc.gnu.org>
18229 * config/rs6000/altivec.md (darn_32): Change the condition to
18230 TARGET_P9_MISC instead of TARGET_MODULO.
18231 (darn_raw): Replace TARGET_MODULO with TARGET_P9_MISC in the
18232 condition expression.
18233 (darn): Replace TARGET_MODULO with TARGET_P9_MISC in the
18234 condition expression.
18235 * config/rs6000/dfp.md (UNSPEC_DTSTSFI): New unspec constant.
18236 (DFP_TEST): New code iterator.
18237 (dfptstsfi_<code>_mode>): New define_expand.
18238 (*dfp_sgnfcnc_<mode>): New define_insn.
18239 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_0): Move this macro
18240 definition next to BU_P9_MISC_1 definition and change the MASK
18241 value to RS6000_BTM_P9_MISC.
18242 (BU_P9_MISC_1): Change the MASK value to RS6000_BTM_P9_MISC.
18243 (BU_P9_64BIT_MISC_0): Likewise.
18244 (BU_P9_DFP_MISC_0): New macro definition.
18245 (BU_P9_DFP_MISC_1): New macro definition.
18246 (BU_P9_DFP_MISC_2): New macro definition.
18247 (BU_P9_DFP_OVERLOAD_1): New macro definition.
18248 (BU_P9_DFP_OVERLOAD_2): New macro definition.
18249 (BU_P9_DFP_OVERLOAD_3): New macro definition.
18250 (TSTSFI_LT_DD): New BU_P9_DFP_MISC_2.
18251 (TSTSFI_LT_TD): Likewise.
18252 (TSTSFI_EQ_DD): Likewise.
18253 (TSTSFI_EQ_TD): Likewise.
18254 (TSTSFI_GT_DD): Likewise.
18255 (TSTSFI_GT_TD): Likewise.
18256 (TSTSFI_OV_DD): Likewise.
18257 (TSTSFI_OV_TD): Likewise.
18258 (TSTSFI_LT): New BU_P9_DFP_OVERLOAD_2.
18259 (TSTSFI_LT_DD): Likewise.
18260 (TSTSFI_LT_TD): Likewise.
18261 (TSTSFI_EQ): Likewise.
18262 (TSTSFI_EQ_DD): Likewise.
18263 (TSTSFI_EQ_TD): Likewise.
18264 (TSTSFI_GT): Likewise.
18265 (TSTSFI_GT_DD): Likewise.
18266 (TSTSFI_GT_TD): Likewise.
18267 (TSTSFI_OV): Likewise.
18268 (TSTSFI_OV_DD): Likewise.
18269 (TSTSFI_OV_TD): Likewise.
18270 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
18271 overloaded test significance functions.
18272 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
18273 OPTION_MASK_P9_MISC into the representation of this mask.
18274 (POWERPC_MASKS): Add OPTION_MASK_P9_MISC into the representation
18276 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Set the
18277 RS6000_BTM_P9_MISC flag in the return value if TARGET_P9_MISC is
18279 (rs6000_expand_binop_builtin): Enforce that argument 0 of the exp
18280 argument is a 6-bit unsigned literal value if the icode argument
18281 represents a DFP test significance built-in call.
18282 (rs6000_invalid_builtin): Add support for the RS6000_BTM_P9_MISC
18283 flag used independently and in combination with the
18284 RS6000_BTM_64BIT flag.
18285 (rs6000_opt_masks): Add entry for power9-misc command-line option.
18286 (rs6000_builtin_mask_names): Add entry for power9-misc
18287 command-line option.
18288 * config/rs6000/rs6000.h: Redefine TARGET_P9_MISC as 0 if
18289 HAVE_AS_POWER9 is not a defined macro. Define MASK_P9_MISC and
18290 RS6000_BTM_P9_MISC macros.
18291 * config/rs6000/rs6000.opt: Add support for the -mpower9-misc
18292 option and change the description of the -mpower9-vector option to
18293 enable only vector instructions, removing its erroneously claimed
18294 support for scalar instructions.
18295 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
18296 the ISA 3.0 digital floating point test significance built-in
18299 2016-06-30 Wilco Dijkstra <wdijkstr@arm.com>
18301 * config/aarch64/aarch64.c (cortexa35_tunings):
18302 Enable AES fusion. Use cortexa57_branch_cost.
18303 (cortexa53_tunings): Use cortexa57_branch_cost.
18304 (cortexa72_tunings): Use cortexa57_branch_cost.
18305 Use AUTOPREFETCHER_WEAK.
18306 (cortexa73_tunings): Use cortexa57_branch_cost.
18308 2016-06-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18309 James Greenhalgh <james.greenhalgh@arm.com>
18311 * config/aarch64/arm_neon.h (vcopyq_lane_f32, vcopyq_lane_f64,
18312 vcopyq_lane_p8, vcopyq_lane_p16, vcopyq_lane_s8, vcopyq_lane_s16,
18313 vcopyq_lane_s32, vcopyq_lane_s64, vcopyq_lane_u8, vcopyq_lane_u16,
18314 vcopyq_lane_u32, vcopyq_lane_u64): Reimplement in C.
18315 (vcopy_lane_f32, vcopy_lane_f64, vcopy_lane_p8, vcopy_lane_p16,
18316 vcopy_lane_s8, vcopy_lane_s16, vcopy_lane_s32, vcopy_lane_s64,
18317 vcopy_lane_u8, vcopy_lane_u16, vcopy_lane_u32, vcopy_lane_u64,
18318 vcopy_laneq_f32, vcopy_laneq_f64, vcopy_laneq_p8, vcopy_laneq_p16,
18319 vcopy_laneq_s8, vcopy_laneq_s16, vcopy_laneq_s32, vcopy_laneq_s64,
18320 vcopy_laneq_u8, vcopy_laneq_u16, vcopy_laneq_u32, vcopy_laneq_u64,
18321 vcopyq_laneq_f32, vcopyq_laneq_f64, vcopyq_laneq_p8, vcopyq_laneq_p16,
18322 vcopyq_laneq_s8, vcopyq_laneq_s16, vcopyq_laneq_s32, vcopyq_laneq_s64,
18323 vcopyq_laneq_u8, vcopyq_laneq_u16, vcopyq_laneq_u32, vcopyq_laneq_u64):
18326 2016-06-30 James Greenhalgh <james.greenhalgh@arm.com>
18327 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18329 * config/aarch64/aarch64-simd.md (*aarch64_simd_vec_copy_lane<mode>):
18331 (*aarch64_simd_vec_copy_lane_<vswap_width_name><mode>): Likewise.
18333 2016-06-30 David Malcolm <dmalcolm@redhat.com>
18336 * gcc.c (driver::build_option_suggestions): Pass "option" to
18337 add_misspelling_candidates.
18338 * opts-common.c (add_misspelling_candidates): Add "option" param;
18339 use it to avoid adding negated forms for options marked with
18341 * opts.h (add_misspelling_candidates): Add "option" param.
18343 2016-06-30 Jakub Jelinek <jakub@redhat.com>
18345 PR middle-end/71693
18346 * fold-const.c (fold_binary_loc) <case RROTATE_EXPR>: Cast
18347 TREE_OPERAND (arg0, 0) and TREE_OPERAND (arg0, 1) to type
18348 first when permuting bitwise operation with rotate. Cast
18349 TREE_OPERAND (arg0, 0) to type when cancelling two rotations.
18351 2016-06-29 David Malcolm <dmalcolm@redhat.com>
18353 * opts.c (handle_param): Use find_param_fuzzy to offer suggestions
18354 for misspelled param names.
18355 * params.c: Include spellcheck.h.
18356 (find_param_fuzzy): New function.
18357 * params.h (find_param_fuzzy): New prototype.
18358 * spellcheck.c (struct edit_distance_traits<const char *>): Move to...
18359 * spellcheck.h (struct edit_distance_traits<const char *>):
18362 2016-06-29 Michael Meissner <meissner@linux.vnet.ibm.com>
18364 * config/rs6000/predicates.md (const_0_to_7_operand): New
18365 predicate, recognize 0..7.
18366 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
18367 support for doing extracts from V16QImode, V8HImode, V4SImode
18369 * config/rs6000/vsx.md (VSX_EXTRACT_I): Mode iterator for ISA 3.0
18370 vector extract support.
18371 (VSX_EXTRACT_PREDICATE): Mode attribute to validate element number
18372 for ISA 3.0 vector extract.
18373 (VSX_EX): Constraints to use for ISA 3.0 vector extract.
18374 (vsx_extract_<mode>, VSX_EXTRACT_I): Add support for doing
18375 extracts of a constant element number from small integer vectors
18376 on 64-bit ISA 3.0 systems.
18377 (vsx_extract_<mode>_di): Likewise.
18378 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): New target macro to
18379 say when we can do ISA 3.0 vector extracts.
18380 * config/rs6000/rs6000.md (stfiwx): Allow DImode in Altivec
18381 registers, using the stxsiwx instruction.
18383 2016-06-29 Jim Wilson <jim.wilson@linaro.org>
18385 * config/aarch64/aarch64-cores.def (qdf24xx): Use qdf24xx tuning.
18386 * config/aarch64/aarch64.c (qdf24xx_addrcost_table,
18387 qdf24xx_regmove_cost, qdf24xx_tunings): New.
18388 * config/arm/aarch64-cost-tables.h (qdf24xx_extra_costs): New.
18389 * config/arm/arm-cores.def (qdf24xx): Use qdf24xx tuning.
18390 * config/arm/arm.c (arm_qdf24xx_tune): New.
18392 2016-06-29 Wilco Dijkstra <wdijkstr@arm.com>
18394 * config/aarch64/aarch64.c (cortexa53_tunings):
18395 Increase loop alignment to 8. Set function alignment to 16.
18396 (cortexa35_tunings): Likewise.
18397 (cortexa57_tunings): Increase loop alignment to 8.
18398 (cortexa72_tunings): Likewise.
18399 (cortexa73_tunings): Likewise.
18401 2016-06-29 Matthew Wahab <matthew.wahab@arm.com>
18403 * doc/sourcebuild.texi (Effective-Target keywords): Add entries
18404 for arm_fp16_ok and arm_fp16_hw.
18405 (Add Options): Add entries for arm_fp16, arm_fp16_ieee and
18406 arm_fp16_alternative.
18408 2016-06-29 Ilya Enkovich <ilya.enkovich@intel.com>
18410 PR tree-optimization/71655
18411 * tree-vect-stmts.c (vectorizable_comparison): Swap definition
18412 types when swapping operands.
18414 2016-06-29 Martin Liska <mliska@suse.cz>
18416 PR middle-end/71585
18417 * common.opt (flag_stack_protect): Mark the flag as optimization flag.
18418 * ipa-inline-transform.c (inline_call): Remove unnecessary call
18419 of build_optimization_node.
18421 2016-06-29 Yuri Rumyantsev <ysrumyan@gmail.com>
18423 PR tree-optimization/70729
18424 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Consider memory reference as
18425 independent in loops having positive safelen value.
18426 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
18427 it may be not valid after vectorization.
18429 2016-06-29 Jakub Jelinek <jakub@redhat.com>
18431 PR tree-optimization/71625
18432 * tree-ssa-strlen.c (get_addr_stridx): Add PTR argument. Assume list
18433 is sorted by ascending list->offset. If PTR is non-NULL and there is
18434 previous strinfo, call get_stridx_plus_constant.
18435 (get_stridx): Pass exp as second argument to get_addr_stridx.
18436 (addr_stridxptr): Add missing list = list->next, so that there can be
18437 more than one entries in the list. Bump limit from 16 to 32. Ensure
18438 the list is sorted by ascending list->offset.
18439 (get_stridx_plus_constant): Adjust so that it can be also called with
18440 ADDR_EXPR instead of SSA_NAME as PTR.
18441 (handle_char_store): Pass NULL_TREE as second argument to
18444 2016-06-29 Richard Biener <rguenther@suse.de>
18446 PR rtl-optimization/68961
18447 * simplify-rtx.c (simplify_subreg): Handle VEC_CONCAT like CONCAT.
18449 2016-06-29 Richard Biener <rguenther@suse.de>
18451 PR middle-end/71002
18452 * alias.c (component_uses_parent_alias_set_from): Handle
18453 type punning through union accesses by using the union alias set.
18454 * gimple.c (gimple_get_alias_set): Remove union type punning case.
18456 2016-07-29 Richard Biener <rguenther@suse.de>
18458 * match.pd ((T)(T2)x -> (T)x): Remove restriction on final
18459 precision not matching mode precision.
18461 2016-06-28 John David Anglin <danglin@gcc.gnu.org>
18463 * config/pa/pa.md (call_symref_64bit_post_reload): Don't call
18464 pa_output_arg_descriptor.
18465 (call_val_symref_64bit_post_reload): Likewise.
18466 (call_val_powf_64bit_post_reload): Likewise.
18467 (sibcall_internal_symref_64bit): Likewise.
18468 (sibcall_value_internal_symref_64bit): Likewise.
18470 2016-06-28 Jakub Jelinek <jakub@redhat.com>
18472 PR middle-end/71626
18473 * config/i386/i386.c (ix86_expand_vector_move): For SUBREG of
18474 a constant, force its SUBREG_REG into memory or register instead
18477 2016-06-28 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
18480 * config/avr/avr.opt (-mfract-convert-truncate): Update description.
18481 * doc/invoke.texi (AVR Options): Document it.
18483 2016-06-28 Walter Lee <walt@tilera.com>
18485 * config/tilegx/linux.h: Do not include arch/icache.h
18486 (CLEAR_INSN_CACHE): Provide inlined definition directly.
18487 * config/tilepro/linux.h: Do not include arch/icache.h
18488 (CLEAR_INSN_CACHE): Provide inlined definition directly.
18490 2016-06-28 Wilco Dijkstra <wdijkstr@arm.com>
18492 * tree-ssa-math-opts.c (find_bswap_or_nop_1): Adjust bitnumbering
18493 for big-endian BIT_FIELD_REF.
18495 2016-06-28 Pat Haugen <pthaugen@us.ibm.com>
18497 * config/rs6000/rs6000.md ('type' attribute): Add htmsimple/dfp types.
18498 ('size' attribute): Add '128'.
18500 (*mov<mode>_hardfloat32, *mov<mode>_hardfloat64, *movdi_internal32,
18501 *movdi_internal64, *movdf_update1): Set size attribute to '64'.
18502 (add<mode>3, sub<mode>3, mul<mode>3, div<mode>3, sqrt<mode>2,
18503 copysign<mode>3, neg<mode>2_hw, abs<mode>2_hw, *nabs<mode>2_hw,
18504 *fma<mode>4_hw, *fms<mode>4_hw, *nfma<mode>4_hw, *nfms<mode>4_hw,
18505 extend<SFDF:mode><IEEE128:mode>2_hw, trunc<mode>df2_hw,
18506 *xscvqp<su>wz_<mode>, *xscvqp<su>dz_<mode>, *xscv<su>dqp_<mode>,
18507 *trunc<mode>df2_odd): Set size attribute to '128'.
18508 (*cmp<mode>_hw): Change type to veccmp and set size attribute to '128'.
18509 * config/rs6000/power6.md (power6-fp): Include dfp type.
18510 * config/rs6000/power7.md (power7-fp): Likewise.
18511 * config/rs6000/power8.md (power8-fp): Likewise.
18512 * config/rs6000/power9.md: New file.
18513 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power9.md.
18514 * config/rs6000/htm.md (*tabort, *tabort<wd>c, *tabort<wd>ci,
18515 *trechkpt, *treclaim, *tsr, *ttest): Change type attribute to
18517 * config/rs6000/dfp.md (extendsddd2, truncddsd2, extendddtd2,
18518 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
18519 divtd3, *cmpdd_internal1, *cmptd_internal1, floatdidd2, floatditd2,
18520 ftruncdd2, fixdddi2, ftrunctd2, fixtddi2, dfp_ddedpd_<mode>,
18521 dfp_denbcd_<mode>, dfp_dxex_<mode>, dfp_diex_<mode>, dfp_dscli_<mode>,
18522 dfp_dscri_<mode>): Change type attribute to dfp.
18523 * config/rs6000/crypto.md (crypto_vshasigma<CR_char>): Change type
18524 attribute to vecsimple.
18525 * config/rs6000/rs6000.c (power9_cost): Update costs, cache size
18526 and prefetch streams.
18527 (rs6000_option_override_internal): Remove temporary code setting
18528 tuning to power8. Don't set rs6000_sched_groups for power9.
18529 (last_scheduled_insn): Change to rtx_insn *.
18530 (divide_cnt, vec_load_pendulum): New variables.
18531 (rs6000_adjust_cost): Add Power9 to test for store->load separation.
18532 (rs6000_issue_rate): Set issue rate for Power9.
18533 (is_power9_pairable_vec_type): New.
18534 (power9_sched_reorder2): New.
18535 (rs6000_sched_reorder2): Call new function for Power9 specific
18537 (insn_must_be_first_in_group): Remove Power9.
18538 (insn_must_be_last_in_group): Likewise.
18539 (force_new_group): Likewise.
18540 (rs6000_sched_init): Fix initialization of last_scheduled_insn.
18541 Initialize divide_cnt/vec_load_pendulum.
18542 (_rs6000_sched_context, rs6000_init_sched_context,
18543 rs6000_set_sched_context): Handle context save/restore of new
18546 2016-06-28 Richard Biener <rguenther@suse.de>
18548 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p):
18549 Properly handle DECL_BIT_FIELD_REPRESENTATIVE occuring as
18550 COMPONENT_REF operand.
18551 (nonoverlapping_component_refs_p): Likewise.
18552 * stor-layout.c (start_bitfield_representative): Mark
18553 DECL_BIT_FIELD_REPRESENTATIVE as DECL_NONADDRESSABLE_P.
18555 2016-06-28 Jakub Jelinek <jakub@redhat.com>
18557 * Makefile.in: Don't cat ../stage_current if it does not exist.
18559 * doc/extend.texi (__builtin_add_overflow_p): Clarify behavior when
18560 last argument is a bit-field.
18562 PR rtl-optimization/71673
18563 * internal-fn.c (expand_arith_overflow_result_store): Use
18564 OPTAB_LIB_WIDEN instead of OPTAB_DIRECT as last argument to
18565 expand_simple_binop.
18567 PR middle-end/66867
18568 * builtins.c (expand_ifn_atomic_compare_exchange_into_call,
18569 expand_ifn_atomic_compare_exchange): New functions.
18570 * internal-fn.c (expand_ATOMIC_COMPARE_EXCHANGE): New function.
18571 * tree.h (build_call_expr_internal_loc): Rename to ...
18572 (build_call_expr_internal_loc_array): ... this. Fix up type of
18574 * internal-fn.def (ATOMIC_COMPARE_EXCHANGE): New internal fn.
18575 * predict.c (expr_expected_value_1): Handle IMAGPART_EXPR of
18576 ATOMIC_COMPARE_EXCHANGE result.
18577 * builtins.h (expand_ifn_atomic_compare_exchange): New prototype.
18578 * gimple-fold.h (optimize_atomic_compare_exchange_p,
18579 fold_builtin_atomic_compare_exchange): New prototypes.
18580 * gimple-fold.c (optimize_atomic_compare_exchange_p,
18581 fold_builtin_atomic_compare_exchange): New functions..
18582 * tree-ssa.c (execute_update_addresses_taken): If
18583 optimize_atomic_compare_exchange_p, ignore &var in 2nd argument
18584 of call when finding addressable vars, and if such var becomes
18585 non-addressable, call fold_builtin_atomic_compare_exchange.
18587 2016-06-27 Segher Boessenkool <segher@kernel.crashing.org>
18590 * config/rs6000/rs6000.md (ashdi3_extswsli_dot): Use
18591 gen_ashdi3_extswsli_dot2 instead of gen_ashdi3_extswsli_dot.
18593 2016-06-27 Pat Haugen <pthaugen@us.ibm.com>
18595 * config/rs6000/rs6000.md ('type' attribute): Add
18596 veclogical,veccmpfx,vecexts,vecmove insn types.
18597 (*abs<mode>2_fpr, *nabs<mode>2_fpr, *neg<mode>2_fpr, *extendsfdf2_fpr,
18598 copysign<mode>3_fcpsgn, trunc<mode>df2_internal1, neg<mode>2_internal,
18599 p8_fmrgow_<mode>, pack<mode>): Change type to fpsimple.
18600 (*xxsel<mode>, copysign<mode>3_hard, neg<mode>2_hw, abs<mode>2_hw,
18601 *nabs<mode>2_hw): Change type to vecmove.
18602 (*and<mode>3_internal, *bool<mode>3_internal, *boolc<mode>3_internal,
18603 *boolcc<mode>3_internal, *eqv<mode>3_internal,
18604 *one_cmpl<mode>3_internal, *ieee_128bit_vsx_neg<mode>2_internal,
18605 *ieee_128bit_vsx_abs<mode>2_internal,
18606 *ieee_128bit_vsx_nabs<mode>2_internal, extendkftf2, trunctfkf2,
18607 *ieee128_mfvsrd_64bit, *ieee128_mfvsrd_32bit, *ieee128_mtvsrd_64bit,
18608 *ieee128_mtvsrd_32bit): Change type to veclogical.
18609 (mov<mode>_hardfloat, *mov<mode>_hardfloat32, *mov<mode>_hardfloat64,
18610 *movdi_internal32, *movdi_internal64): Update insn types.
18611 * config/rs6000/vsx.md (*vsx_le_undo_permute_<mode>,
18612 vsx_extract_<mode>): Change type to veclogical.
18613 (*vsx_xxsel<mode>, *vsx_xxsel<mode>_uns): Change type to vecmove.
18614 (vsx_sign_extend_qi_<mode>, *vsx_sign_extend_hi_<mode>,
18615 *vsx_sign_extend_si_v2di): Change type to vecexts.
18616 * config/rs6000/altivec.md (*altivec_mov<mode>, *altivec_movti): Change
18617 type to veclogical.
18618 (*altivec_eq<mode>, *altivec_gt<mode>, *altivec_gtu<mode>,
18619 *altivec_vcmpequ<VI_char>_p, *altivec_vcmpgts<VI_char>_p,
18620 *altivec_vcmpgtu<VI_char>_p): Change type to veccmpfx.
18621 (*altivec_vsel<mode>, *altivec_vsel<mode>_uns): Change type to vecmove.
18622 * config/rs6000/dfp.md (*negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
18623 negtd2, *abstd2_fpr, *nabstd2_fpr): Change type to fpsimple.
18624 * config/rs6000/40x.md (ppc405-float): Add fpsimple.
18625 * config/rs6000/440.md (ppc440-fp): Add fpsimple.
18626 * config/rs6000/476.md (ppc476-fp): Add fpsimple.
18627 * config/rs6000/601.md (ppc601-fp): Add fpsimple.
18628 * config/rs6000/603.md (ppc603-fp): Add fpsimple.
18629 * config/rs6000/6xx.md (ppc604-fp): Add fpsimple.
18630 * config/rs6000/7xx.md (ppc750-fp): Add fpsimple.
18631 (ppc7400-vecsimple): Add veclogical, vecmove, veccmpfx.
18632 * config/rs6000/7450.md (ppc7450-fp): Add fpsimple.
18633 (ppc7450-vecsimple): Add veclogical, vecmove.
18634 (ppc7450-veccmp): Add veccmpfx.
18635 * config/rs6000/8540.md (ppc8540_simple_vector): Add veclogical,
18637 (ppc8540_vector_compare): Add veccmpfx.
18638 * config/rs6000/a2.md (ppca2-fp): Add fpsimple.
18639 * config/rs6000/cell.md (cell-fp): Add fpsimple.
18640 (cell-vecsimple): Add veclogical, vecmove.
18641 (cell-veccmp): Add veccmpfx.
18642 * config/rs6000/e300c2c3.md (ppce300c3_fp): Add fpsimple.
18643 * config/rs6000/e6500.md (e6500_vecsimple): Add veclogical, vecmove,
18645 * config/rs6000/mpc.md (mpccore-fp): Add fpsimple.
18646 * config/rs6000/power4.md (power4-fp): Add fpsimple.
18647 (power4-vecsimple): Add veclogical, vecmove.
18648 (power4-veccmp): Add veccmpfx.
18649 * config/rs6000/power5.md (power5-fp): Add fpsimple.
18650 * config/rs6000/power6.md (power6-fp): Add fpsimple.
18651 (power6-vecsimple): Add veclogical, vecmove.
18652 (power6-veccmp): Add veccmpfx.
18653 * config/rs6000/power7.md (power7-fp): Add fpsimple.
18654 (power7-vecsimple): Add veclogical, vecmove, veccmpfx.
18655 * config/rs6000/power8.md (power8-fp): Add fpsimple.
18656 (power8-vecsimple): Add veclogical, vecmove, veccmpfx.
18657 * config/rs6000/rs64.md (rs64a-fp): Add fpsimple.
18658 * config/rs6000/titan.md (titan_fp): Add fpsimple.
18659 * config/rs6000/xfpu.md (fp-default, fp-addsub-s, fp-addsub-d): Add
18661 * config/rs6000/rs6000.c (rs6000_adjust_cost): Add TYPE_FPSIMPLE.
18663 2016-06-27 Peter Bergner <bergner@vnet.ibm.com>
18666 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
18667 OPTION_MASK_P9_DFORM_VECTOR.
18668 * config/rs6000/rs6000.c (rs6000_option_override_internal): Do not
18669 disable -mpower9-dform-vector when using reload.
18670 (quad_address_p): Remove 'gpr_p' argument and all associated code.
18671 New 'strict' argument. Update all callers. Add strict addressing
18673 (rs6000_legitimate_offset_address_p): Remove call to
18674 virtual_stack_registers_memory_p.
18675 (rs6000_legitimize_reload_address): Add quad address support.
18676 (rs6000_legitimate_address_p): Move call to quad_address_p above
18677 call to virtual_stack_registers_memory_p. Adjust quad_address_p args
18678 to account for new strict usage.
18679 (rs6000_output_move_128bit): Adjust quad_address_p args to account
18680 for new strict usage.
18681 * config/rs6000/predicates.md (quad_memory_operand): Likewise.
18683 2016-06-26 Uros Bizjak <ubizjak@gmail.com>
18690 * config/i386/i386.c (ix86_spill_class): Disable condition to
18691 always return NO_REGS.
18693 2016-06-26 Jan Hubicka <hubicka@ucw.cz>
18695 * predict.c: Include gimple-pretty-print.h
18696 (predicted_by_loop_heuristics_p): Check also
18697 PRED_LOOP_EXIT_WITH_RECURSION
18698 (predict_loops): Find self recursive calls and use special purpose
18699 predictors for them; dump log about decisions.
18700 (pass_profile::execute): Dump info about #of iterations.
18701 * predict.def (PRED_LOOP_EXIT_WITH_RECURSION,
18702 (PRED_LOOP_GUARD_WITH_RECURSION): New predictors.
18704 2016-06-26 John David Anglin <danglin@gcc.gnu.org>
18706 * config/pa/pa.c (pa_output_indirect_call): Rework to combine
18707 output_asm_insn calls and shorten long lines. Output .CALL
18708 argument descriptor using pa_output_arg_descriptor. Add various
18709 inline $$dyncall and other optimizations.
18710 (pa_attr_length_indirect_call): Adjust ordering and lengths.
18712 2016-06-25 Jakub Jelinek <jakub@redhat.com>
18714 PR tree-optimization/71643
18715 * tree-ssa-tail-merge.c (find_clusters_1): Ignore basic blocks with
18718 * tree-ssa-tail-merge.c (deps_ok_for_redirect_from_bb_to_bb): Don't
18719 leak a bitmap if dep_bb is NULL.
18721 PR tree-optimization/71631
18722 * tree-ssa-reassoc.c (reassociate_bb): Pass true as last argument
18723 to rewrite_expr_tree even if negate_result, move new_lhs var
18724 declaration and initialization earlier, for powi_result set afterwards
18725 new_lhs to lhs. For negate_result, use new_lhs instead of tmp
18726 if new_lhs != lhs, and don't shadow gsi var.
18728 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
18730 * predict.c (predict_paths_leading_to, predict_paths_leading_to_edge):
18731 Add in_loop parameter.
18732 (predict_loops): Add loop guard heuristics.
18733 * predict.def (PRED_LOOP_GUARD): New heuristics.
18735 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
18737 * predict.c: Include ipa-utils.h
18738 (tree_bb_level_prediction): Predict recursive calls.
18739 (tree_estimate_probability_bb): Skip inexpensive calls for call
18741 * predict.def (PRED_RECURSIVE_CALL): New.
18743 2016-06-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
18745 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): New #define.
18746 (BU_FLOAT128_1): Likewise.
18748 (COPYSIGNQ): Likewise.
18749 (RS6000_BUILTIN_NANQ): Likewise.
18750 (RS6000_BUILTIN_NANSQ): Likewise.
18751 (RS6000_BUILTIN_INFQ): Likewise.
18752 (RS6000_BUILTIN_HUGE_VALQ): Likewise.
18753 * config/rs6000/rs6000.c (rs6000_fold_builtin): New prototype.
18754 (TARGET_FOLD_BUILTIN): New #define.
18755 (rs6000_builtin_mask_calculate): Add TARGET_FLOAT128 entry.
18756 (rs6000_invalid_builtin): Add handling for RS6000_BTM_FLOAT128.
18757 (rs6000_fold_builtin): New target hook implementation, handling
18758 folding of 128-bit NaNs and infinities.
18759 (rs6000_init_builtins): Initialize const_str_type_node; ensure all
18760 entries are filled in to avoid problems during bootstrap
18761 self-test; define builtins for 128-bit NaNs and infinities.
18762 (rs6000_opt_mask): Add entry for float128.
18763 * config/rs6000/rs6000.h (RS6000_BTM_FLOAT128): New #define.
18764 (RS6000_BTM_COMMON): Include RS6000_BTM_FLOAT128.
18765 (rs6000_builtin_type_index): Add RS6000_BTI_const_str.
18766 (const_str_type_node): New #define.
18767 * config/rs6000/rs6000.md (copysign<mode>3 for IEEE128): Convert
18768 to a define_expand that dispatches to either copysign<mode>3_soft
18769 or copysign<mode>3_hard.
18770 (copysign<mode>3_hard): Rename from copysign<mode>3.
18771 (copysign<mode>3_soft): New define_insn.
18772 * doc/extend.texi: Document new builtins.
18774 2016-06-24 Jakub Jelinek <jakub@redhat.com>
18776 * cfgloop.c (flow_loop_dump): Cast nit to uint64_t and print it using
18777 PRIu64 instead of lu.
18779 2016-06-24 Eric Botcazou <ebotcazou@adacore.com>
18782 * tree-inline.c (remap_decl): When fixing up DECL_ORIGINAL_TYPE, just
18783 copy the type name.
18785 2016-06-24 Jakub Jelinek <jakub@redhat.com>
18787 PR tree-optimization/71647
18788 * omp-low.c (lower_rec_input_clauses): Convert
18789 omp_clause_aligned_alignment (c) to size_type_node for the
18790 last argument of __builtin_assume_aligned.
18792 2016-06-24 H.J. Lu <hongjiu.lu@intel.com>
18794 * configure.ac (calling ___tls_get_addr via GOT): New
18795 assembler/linker check.
18796 (HAVE_AS_IX86_TLS_GET_ADDR_GOT): New. Defined to 1 if 32-bit
18797 assembler and linker supports calling ___tls_get_addr via GOT.
18798 Otherise, defined to 0.
18799 * config.in: Regenerated.
18800 * configure: Likewise.
18801 * config/i386/constraints.md (Yb): New constraint.
18802 * config/i386/i386.h (reg_class): Add TLS_GOTBASE_REGS.
18803 (REG_CLASS_NAMES): Likewise.
18804 (REG_CLASS_CONTENTS): Likewise.
18805 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Replace
18806 the b constraint with the Yb constraint. Call ___tls_get_addr
18807 via GOT for GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT
18809 (*tls_local_dynamic_base_32_gnu): Likewise.
18810 (*tls_global_dynamic_64_<mode>): Call _tls_get_addr via GOT for
18811 GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT is 1.
18812 (*tls_local_dynamic_base_64_<mode>): Likewise.
18814 2016-06-24 Martin Liska <mliska@suse.cz>
18816 * cfgloop.c (flow_loop_dump): Dump average number of loop iterations.
18817 * cfgloop.h: Change 'struct loop' to 'const struct loop' for a
18819 * cfgloopanal.c (expected_loop_iterations_unbounded): Set a new
18820 argument to true if the expected number of iterations is
18823 2016-06-24 Uros Bizjak <ubizjak@gmail.com>
18825 * configure.ac (HAVE_AS_GOTOF_IN_DATA): Use $as_ix86_gas_32_opt to
18826 assemble for 32bit target.
18827 (HAVE_AS_IX86_TLSGDPLT): Use $as_ix86_gas_32_opt to assemble
18828 and $ld_ix86_gld_32_opt to link for 32bit target.
18829 (HAVE_AS_IX86_TLSLDMPLT): Ditto.
18830 * configure: Regenerate.
18832 2016-06-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18834 * config/arm/arm.c (int_log2): Delete definition and prototype.
18835 (shift_op): Use exact_log2 instead of int_log2.
18836 (vfp3_const_double_for_fract_bits): Likewise.
18838 2016-06-24 Jakub Jelinek <jakub@redhat.com>
18840 * internal-fn.c (expand_arith_set_overflow): New function.
18841 (expand_addsub_overflow, expand_neg_overflow, expand_mul_overflow):
18843 (expand_arith_overflow_result_store): Likewise. Handle precision
18844 smaller than mode precision.
18845 * tree-vrp.c (extract_range_basic): For imag part, handle
18846 properly signed 1-bit precision result.
18847 * doc/extend.texi (__builtin_add_overflow): Document that last
18848 argument can't be pointer to enumerated or boolean type.
18849 (__builtin_add_overflow_p): Document that last argument can't
18850 have enumerated or boolean type.
18852 2016-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
18853 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
18855 * config/rs6000/predicates.md (splat_input_operand): Rework.
18856 Don't allow constants, since the insns that use this predicate
18857 don't support constants. Constants are handled by other insns
18858 that are created via combine. During and after register
18859 allocation, only allow indexed or indirect addresses, and not
18860 general addresses. Only allow modes supported by the hardware.
18861 * config/rs6000/rs6000.c (xxsplitb_constant_p): Update usage
18862 comment. Move check for using VSPLTIS<x> to a common location,
18863 instead of doing it in two different places.
18865 2016-06-23 Jocelyn Mayer <l_indien@magic.fr>
18867 * config/i386/driver-i386.c (host_detect_local_cpu): Set
18868 PROCESSOR_PENTIUMPRO for signature_CENTAUR_ebx family >= 9.
18869 <case PROCESSOR_PENTIMUMPRO>: Pass c7 or nehemiah for
18870 signature_CENTAUR_ebx.
18872 2016-06-23 H.J. Lu <hongjiu.lu@intel.com>
18876 * configure.ac (as_ix86_tls_ldm_opt): Renamed to ...
18877 (as_ix86_gas_32_opt): This.
18878 (ld_ix86_tls_ldm_opt): Renamed to ...
18879 (ld_ix86_gld_32_opt): This.
18880 (R_386_TLS_LDM reloc): Updated.
18881 (R_386_GOT32X reloc): New assembler/linker check.
18882 (HAVE_AS_IX86_GOT32X): New. Defined to 1 if 32-bit assembler and
18883 linker support "jmp *_start@GOT" and "cmpl $0, bar@GOT". Otherise,
18885 * config.in: Regenerated.
18886 * configure: Likewise.
18887 * config/i386/i386.c (ix86_force_load_from_GOT_p): Return
18888 true if HAVE_AS_IX86_GOT32X is 1 in 32-bit mode.
18889 (ix86_legitimate_address_p): Allow UNSPEC_GOT for -fno-plt
18890 if ix86_force_load_from_GOT_p returns true.
18891 (ix86_print_operand_address_as): Also support UNSPEC_GOT if
18892 ix86_force_load_from_GOT_p returns true.
18893 (ix86_expand_move): Generate UNSPEC_GOT in 32-bit mode to load
18894 the external function address via the GOT slot.
18895 (ix86_nopic_noplt_attribute_p): Check both TARGET_64BIT and
18896 HAVE_AS_IX86_GOT32X before returning false.
18897 (ix86_output_call_insn): Generate "%!jmp/call\t*%p0@GOT" in
18898 32-bit mode if ix86_nopic_noplt_attribute_p returns true.
18900 2016-06-23 Eric Botcazou <ebotcazou@adacore.com>
18902 * tree-inline.c (remap_decl): Preserve DECL_ORIGINAL_TYPE invariant.
18904 2016-06-23 Andi Kleen <ak@linux.intel.com>
18906 * Makefile.in: Regenerate.
18907 * doc/install.texi: Document autoprofiledbootstrap.
18909 2016-06-23 Andi Kleen <ak@linux.intel.com>
18911 * config/i386/gcc-auto-profile: New file.
18913 2016-06-23 Martin Liska <mliska@suse.cz>
18915 PR middle-end/71619
18916 * predict.c (predict_loops): Revert the hunk that was removed
18919 2016-06-23 Jakub Sejdak <jakub.sejdak@phoesys.com>
18921 * config.gcc: Add support for arm*-*-phoenix* targets.
18922 * config/arm/t-phoenix: New.
18923 * config/phoenix.h: New.
18925 2016-06-23 Uros Bizjak <ubizjak@gmail.com>
18926 H.J. Lu <hongjiu.lu@intel.com>
18929 * config/i386/i386-protos.h (ix86_force_load_from_GOT_p): New.
18930 * config/i386/i386.c (ix86_force_load_from_GOT_p): New function.
18931 (ix86_legitimate_constant_p): Do not allow UNSPEC_GOTPCREL if
18932 ix86_force_load_from_GOT_p returns true.
18933 (ix86_legitimate_address_p): Allow UNSPEC_GOTPCREL if
18934 ix86_force_load_from_GOT_p returns true.
18935 (ix86_print_operand_address_as): Support UNSPEC_GOTPCREL if
18936 ix86_force_load_from_GOT_p returns true.
18937 (ix86_expand_move): Load the external function address via the
18938 GOT slot if ix86_force_load_from_GOT_p returns true.
18939 * config/i386/predicates.md (x86_64_immediate_operand): Return
18940 false for SYMBOL_REFs where ix86_force_load_from_GOT_p returns true.
18941 (x86_64_zext_immediate_operand): Ditto.
18943 2016-06-22 Uros Bizjak <ubizjak@gmail.com>
18945 * config/i386/i386.c (ix86_expand_move): Simplify SYMBOL_REF handling.
18947 2016-06-22 David Malcolm <dmalcolm@redhat.com>
18950 * diagnostic-core.h (pedwarn_at_rich_loc): New prototype.
18951 * diagnostic.c (pedwarn_at_rich_loc): New function.
18952 * spellcheck.h (best_match::best_match): Add a
18953 "best_distance_so_far" optional parameter.
18954 (best_match::set_best_so_far): New method.
18955 (best_match::get_best_distance): New accessor.
18956 (best_match::get_best_candidate_length): New accessor.
18958 2016-06-22 Nick Clifton <nickc@redhat.com>
18960 * dwarf2out.c (scompare_loc_descriptor): Use SCALAR_INT_MODE_P() in
18961 place of GET_MODE_CLASS() == MODE_INT, so that partial integer
18962 modes are accepted as well.
18963 (ucompare_loc_descriptor): Likewise.
18964 (minmax_loc_descriptor): Likewise.
18965 (clz_loc_descriptor): Likewise.
18966 (popcount_loc_descriptor): Likewise.
18967 (bswap_loc_descriptor): Likewise.
18968 (rotate_loc_descriptor): Likewise.
18969 (mem_loc_descriptor): Likewise.
18970 (loc_descriptor): Likewise.
18972 2016-06-22 David Malcolm <dmalcolm@redhat.com>
18974 * common.opt (fdiagnostics-parseable-fixits): New option.
18975 * diagnostic.c: Include "selftest.h".
18976 (print_escaped_string): New function.
18977 (print_parseable_fixits): New function.
18978 (diagnostic_report_diagnostic): Call print_parseable_fixits.
18979 (selftest::assert_print_escaped_string): New function.
18980 (ASSERT_PRINT_ESCAPED_STRING_STREQ): New macro.
18981 (selftest::test_print_escaped_string): New function.
18982 (selftest::test_print_parseable_fixits_none): New function.
18983 (selftest::test_print_parseable_fixits_insert): New function.
18984 (selftest::test_print_parseable_fixits_remove): New function.
18985 (selftest::test_print_parseable_fixits_replace): New function.
18986 (selftest::diagnostic_c_tests): New function.
18987 * diagnostic.h (struct diagnostic_context): Add field
18988 "parseable_fixits_p".
18989 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
18990 -fdiagnostics-parseable-fixits.
18991 (-fdiagnostics-parseable-fixits): New option.
18992 * opts.c (common_handle_option): Handle
18993 -fdiagnostics-parseable-fixits.
18994 * selftest-run-tests.c (selftest::run_tests): Call
18995 selftest::diagnostic_c_tests.
18996 * selftest.h (selftest::diagnostic_c_tests): New prototype.
18998 2016-06-22 Ilya Enkovich <ilya.enkovich@intel.com>
19000 PR tree-optimization/71488
19001 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Support
19002 comparison of boolean vectors.
19003 * tree-vect-stmts.c (vectorizable_comparison): Vectorize comparison
19004 of boolean vectors using bitwise operations.
19006 2016-06-22 Andreas Schwab <schwab@suse.de>
19008 * config/aarch64/aarch64-protos.h (aarch64_elf_asm_named_section):
19009 Remove declaration.
19011 2016-06-22 Eric Botcazou <ebotcazou@adacore.com>
19013 * function.c (assign_parm_setup_reg): Prevent sharing in another case.
19015 2016-06-22 Bernd Edlinger <bernd.edlinger@hotmail.de>
19017 * config/i386/i386.c (print_reg): Emit an error message on attempt to
19020 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19022 * config/arm/arm.c (arm_cortex_a73_tune): New struct.
19023 * config/arm/arm-cores.def (cortex-a73): New entry.
19024 (cortex-a73.cortex-a35): Likewise.
19025 (cortex-a73.cortex-a53): Likewise.
19026 * config/arm/arm-tables.opt: Regenerate.
19027 * config/arm/arm-tune.md: Likewise.
19028 * config/arm/bpabi.h (BE8_LINK_SPEC): Handle mcpu=cortex-a73,
19029 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
19030 * config/arm/t-aprofile: Handle mcpu=cortex-a73,
19031 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
19032 * doc/invoke.texi (ARM Options): Document cortex-a73,
19033 cortex-a73.cortex-a35 and cortex-a73.cortex-a53.
19035 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19037 * config/aarch64/aarch64.c (cortexa73_tunings): New struct.
19038 * config/aarch64/aarch64-cores.def (cortex-a73): New entry.
19039 (cortex-a73.cortex-a35): Likewise.
19040 (cortex-a73.cortex-a53): Likewise.
19041 * config/aarch64/aarch64-tune.md: Regenerate.
19042 * doc/invoke.texi (AArch64 Options): Document cortex-a73,
19043 cortex-a73.cortex-a35 and cortex-a73.cortex-a53 arguments to
19046 2016-06-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
19048 * configure.ac (gcc_cv_as_compress_debug): Remove
19049 --compress-debug-sections as extra as switch.
19050 Handle gas --compress-debug-sections=type.
19051 (gcc_cv_ld_compess_debug): Remove bogus ld_date check.
19052 Handle gld --compress-debug-sections=type.
19053 * configure: Regenerate.
19055 2016-06-21 Andrew Burgess <andrew.burgess@embecosm.com>
19057 * bb-reorder.c (pass_partition_blocks::gate): Update comment.
19059 2016-06-21 John David Anglin <danglin@gcc.gnu.org>
19061 * gcov-tool.c (profile_rewrite): Use int64_t instead of long long.
19062 (do_rewrite): likewise.
19064 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
19066 * common/config/mep/mep-common.c: Remove.
19067 * config.gcc: Remove mep-* support.
19068 * config/mep/constraints.md: Remove.
19069 * config/mep/default.h: Remove.
19070 * config/mep/intrinsics.h: Remove.
19071 * config/mep/intrinsics.md: Remove.
19072 * config/mep/ivc2-template.h: Remove.
19073 * config/mep/mep-c5.cpu: Remove.
19074 * config/mep/mep-core.cpu: Remove.
19075 * config/mep/mep-default.cpu: Remove.
19076 * config/mep/mep-ext-cop.cpu: Remove.
19077 * config/mep/mep-intrin.h: Remove.
19078 * config/mep/mep-ivc2.cpu: Remove.
19079 * config/mep/mep-pragma.c: Remove.
19080 * config/mep/mep-protos.h: Remove.
19081 * config/mep/mep.c: Remove.
19082 * config/mep/mep.cpu: Remove.
19083 * config/mep/mep.h: Remove.
19084 * config/mep/mep.md: Remove.
19085 * config/mep/mep.opt: Remove.
19086 * config/mep/predicates.md: Remove.
19087 * config/mep/t-mep: Remove.
19088 * doc/install.texi: Remove mep-* documentation.
19089 * doc/md.texi: Likewise.
19091 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
19093 * config.gcc: Remove support for avr-rtems.
19094 * config/avr/gen-avr-mmcu-specs.c: Likewise.
19095 * config/avr/rtems.h: Remove.
19096 * config/avr/t-rtems: Remove.
19098 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
19100 * config.gcc: Remove m32r-rtems support.
19101 * config/m32r/rtems.h: Remove.
19103 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
19105 * config.gcc: Remove h8300-rtems support.
19106 * config/h8300/rtems.h: Remove.
19107 * config/h8300/t-rtems: Remove.
19109 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
19111 * config.gcc: Remove support for knetbsd.
19112 * configure.ac: Likewise.
19113 * config/i386/knetbsd-gnu.h: Remove. * config/i386/knetbsd-gnu64.h: Remove.
19114 * config/knetbsd-gnu.h: Remove.
19115 * configure: Regenerate.
19117 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
19119 * config.gcc: Remove support for openbsd 2 and 3.
19120 * config/openbsd-oldgas.h: Remove.
19122 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
19124 * config.gcc: Remove interix support.
19125 * config/i386/i386-interix.h: Remove.
19126 * config/i386/interix.opt: Remove.
19127 * config/i386/t-interix: Remove.
19128 * configure: Regenerate.
19129 * configure.ac: Remove interix support.
19130 * doc/install.texi: Remove interix documentation.
19132 2016-06-21 Kelvin Nilsen <kelvin@gcc.gnu.org>
19134 * config/rs6000/rs6000.h: Add conditional preprocessing directives
19135 to disable Power9-specific compiler features if HAVE_AS_POWER9 is
19138 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
19140 * tree.c (verify_type_variant): Skip TYPE_SIZE and TYPE_SIZE_UNIT if
19141 they are both PLACEHOLDER_EXPRs.
19143 2016-06-21 Michael Meissner <meissner@linux.vnet.ibm.com>
19145 * stor-layout.c (layout_type): Move setting complex MODE to
19146 layout_type, instead of setting it ahead of time by the caller.
19147 * tree.c (build_complex_type): Likewise.
19149 2016-06-21 Martin Liska <mliska@suse.cz>
19151 * predict.c (force_edge_cold): Replace imposisble with
19154 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
19156 * config/i386/i386.c (ix86_emit_swsqrtsf): Emit vrsqrt28ps.
19157 * config/i386/sse.md (define_expand "rsqrtv16sf2"): New.
19159 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
19161 * config/i386/i386.c (ix86_emit_swdivsf): Emit vrcp28ps.
19163 2016-06-21 H.J. Lu <hongjiu.lu@intel.com>
19164 Ilya Enkovich <ilya.enkovich@intel.com>
19167 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
19168 New member function to convert V1TImode register to SUBREG
19169 TImode in debug insn.
19170 (timode_scalar_chain::convert_insn): Call fix_debug_reg_uses
19171 after changing register mode to V1TImode.
19173 2016-06-21 Virendra Pathak <virendra.pathak@broadcom.com>
19175 * config/aarch64/aarch64-cores.def (vulcan): New core.
19176 * config/aarch64/aarch64-tune.md: Regenerate.
19177 * doc/invoke.texi: Document vulcan as an available option.
19179 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
19181 * cse.c (canon_asm_operands): New function extracted from...
19182 (canonicalize_insn): ...here. Call it to canonicalize an ASM_OPERANDS
19183 either standalone or member of a PARALLEL.
19185 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
19188 * config/avr/gen-avr-mmcu-specs.c (print_mcu):
19189 [*link_data_start]: Wrap -Tdata into %{!Tdata:...}.
19190 [*link_text_start]: Wrap -Ttext into %{!Ttext:...}.
19192 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
19195 * config/avr/avr.md (movqi): Only handle loading subreg:qi of
19196 constant addresses if can_create_pseudo_p.
19198 2016-06-21 Jakub Jelinek <jakub@redhat.com>
19200 PR tree-optimization/71588
19201 * tree-ssa-strlen.c (valid_builtin_call): New function.
19202 (adjust_last_stmt, handle_builtin_memset, strlen_optimize_stmt): Use
19205 2016-06-20 Jakub Jelinek <jakub@redhat.com>
19207 PR middle-end/71581
19208 * tree-ssa-uninit.c (warn_uninit): If EXPR and VAR are NULL,
19209 see if T isn't anonymous SSA_NAME with COMPLEX_EXPR created
19210 for conversion of scalar user var to complex type and use the
19211 underlying SSA_NAME_VAR in that case. If EXPR is still NULL,
19214 PR rtl-optimization/71591
19215 * toplev.c (toplev::run_self_tests): If no_backend, complain and
19216 don't run any tests.
19218 2016-06-20 Hans-Peter Nilsson <hp@axis.com>
19221 * config/cris/cris.c (cris_asm_output_mi_thunk): Add missing "ba"
19222 delay-slot "nop" for PIC with CRIS v32. Also add missing leading
19223 space for PIC with non-v32 and the common non-PIC "jump".
19225 2016-06-20 Jakub Jelinek <jakub@redhat.com>
19228 * config/i386/i386.c (ix86_fp_cmp_code_to_pcmp_immediate): Fix up
19229 returned values and add UN*/LTGT/*ORDERED cases with values matching
19230 D operand modifier on vcmp for AVX.
19232 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
19234 * config/aarch64/aarch64.opt
19235 (mpc-relative-literal-loads): Rename internal option name.
19236 * config/aarch64/aarch64.c
19237 (aarch64_nopcrelative_literal_loads): Rename to
19238 aarch64_pcrelative_literal_loads.
19239 (aarch64_expand_mov_immediate): Likewise.
19240 (aarch64_secondary_reload): Likewise.
19241 (aarch64_can_use_per_function_literal_pools_p): Likewise.
19242 (aarch64_override_options_after_change_1): Rename and simplify logic.
19243 (aarch64_classify_symbol): Merge large model checks into switch,
19244 remove pc-relative load check.
19246 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
19248 * config/arm/aarch-cost-tables.h (cortexa53_extra_costs): Make FP
19249 costs relative to the cost of a register move.
19251 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
19253 * config/aarch64/arm_neon.h (vcvt_n_f64_s64): New.
19254 (vcvt_n_f64_u64): Likewise.
19255 (vcvt_n_s64_f64): Likewise.
19256 (vcvt_n_u64_f64): Likewise.
19257 (vcvt_f64_s64): Likewise.
19258 (vrecpe_f64): Likewise.
19259 (vcvt_f64_u64): Likewise.
19260 (vrecps_f64): Likewise.
19262 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
19264 * config/aarch64/aarch64.md
19265 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3): Add attributes to
19267 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>3): Likewise. Correct
19269 * config/aarch64/aarch64-builtins.c
19270 (aarch64_types_binop_uss_qualifiers): Delete.
19271 (TYPES_BINOP_USS): Likewise.
19272 (aarch64_types_binop_sus_qualifiers): Likewise.
19273 (TYPES_BINOP_SUS): Likewise.
19274 (aarch64_types_fcvt_from_unsigned_qualifiers): New.
19275 (TYPES_FCVTIMM_SUS): Likewise.
19276 * config/aarch64/aarch64-simd-builtins.def (scvtf): Use SHIFTIMM
19278 (ucvtf): Use FCVTIMM_SUS rather than BINOP_SUS.
19279 (fcvtzs): Use SHIFTIMM rather than BINOP.
19280 (fcvtzu): Use SHIFTIMM_USS rather than BINOP_USS.
19282 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
19284 * config/arm/aarch-cost-tables.h (cortexa57_extra_costs): Make FP
19285 costs relative to the cost of a register move.
19287 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
19289 * config/aarch64/aarch64.c (aarch64_modes_tieable_p):
19290 Allow scalar/single vector modes to be tieable.
19292 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
19294 * config/arm/cortex-a57.md (cortex_a57_fp_cpys): Add fcsel.
19296 2016-06-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19298 * params.def (PARAM_ALIGN_LOOP_ITERATIONS): Use "alignment" instead of
19300 * tree.h (TYPE_ALIGN): Likewise.
19302 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
19305 * config/avr/avr.md (movqi): Handle loading subreg:qi (const).
19307 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
19309 * config/avr/avr.c (avr_print_operand): Fix "format not a string
19310 literal" build warnings.
19311 (avr_print_operand_address): Dito.
19313 2016-06-19 David Edelsohn <dje.gcc@gmail.com>
19316 * config/rs6000/aix51.h (TARGET_EXTRA_BUILTINS): Define as 0.
19317 * config/rs6000/aix43.h (TARGET_EXTRA_BUILTINS): Same.
19319 2016-06-18 John David Anglin <danglin@gcc.gnu.org>
19321 * config/pa/pa.h (TARGET_LONG_PIC_PCREL_CALL): Remove.
19323 2016-06-18 Eric Botcazou <ebotcazou@adacore.com>
19326 * reload1.c (reload): Pass 0 to finish_spills when called because
19327 update_eliminables_and_spill returns true and remove did_spill.
19328 (finish_spills): Adjust comment and document GLOBAL parameter.
19330 2016-06-17 DJ Delorie <dj@redhat.com>
19333 * config/rl78/rl78-expand.c (umulqihi3): Enable for G10.
19334 * config/rl78/rl78-virtual.c (umulhi3_shift_virt): Likewise.
19335 (umulqihi3_virt): Likewise.
19336 * config/rl78/rl78-real.c (umulhi3_shift_real): Likewise.
19337 (umulqihi3_real): Likewise.
19339 2016-06-17 Martin Liska <mliska@suse.cz>
19341 * tree-ssa-reassoc.c (transform_add_to_multiply): Use auto_vec.
19343 2016-06-17 Martin Liska <mliska@suse.cz>
19345 * predict.def: PRED_LOOP_EXIT from 92 to 85.
19347 2016-06-17 James Greenhalgh <james.greenhalgh@arm.com>
19349 * config/arm/arm_neon.h (vadd_f32): replace __FAST_MATH with
19351 (vaddq_f32): Likewise.
19352 (vmul_f32): Likewise.
19353 (vmulq_f32): Likewise.
19354 (vsub_f32): Likewise.
19355 (vsubq_f32): Likewise.
19357 2016-06-17 Bin Cheng <bin.cheng@arm.com>
19359 PR tree-optimization/71347
19360 * tree-ssa-loop-ivopts.c (determine_group_iv_cost_address): Compute
19361 cost for all uses in group.
19363 2016-06-17 Bin Cheng <bin.cheng@arm.com>
19365 * tree-vect-loop.c (vect_create_epilog_for_reduction): Only
19366 insert gimple seq if it's not empty.
19368 2016-06-17 Bin Cheng <bin.cheng@arm.com>
19370 * tree-vectorizer.h (struct dr_with_seg_len): Remove class
19372 * tree-vect-data-refs.c (operator ==): Handle DR_OFFSET directly,
19373 rather than OFFSET.
19374 (comp_dr_with_seg_len_pair): Ditto.
19375 (vect_prune_runtime_alias_test_list): Ditto. Also Canonicalize
19376 struct dr_with_seg_len_pair against DR_OFFSET.
19377 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks): Handle
19378 DR_OFFSET directly.
19380 2016-06-17 Szabolcs Nagy <szabolcs.nagy@arm.com>
19382 * config/aarch64/geniterators.sh: Handle parenthesised conditions.
19384 2016-06-16 John David Anglin <danglin@gcc.gnu.org>
19386 * config/pa/pa.c (pa_output_pic_pcrel_sequence): New.
19387 (pa_output_lbranch): Use pa_output_pic_pcrel_sequence.
19388 (pa_output_millicode_call): Likewise.
19389 (pa_output_call): Likewise.
19390 (pa_output_indirect_call): Likewise.
19391 (pa_asm_output_mi_thunk): Likewise.
19393 2016-06-16 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
19395 * doc/invoke.texi (x86 Options): Fix -mno-fp-ret-in-387 typo.
19397 2016-06-16 Martin Liska <mliska@suse.cz>
19399 * predict.c (combine_predictions_for_insn): When we find a first
19400 match predictor, we should consider just predictors with
19401 PRED_FLAG_FIRST_MATCH. Print either first match (if any) or
19402 DS theory predictor.
19403 (combine_predictions_for_bb): Likewise.
19405 2016-06-16 Jakub Jelinek <jakub@redhat.com>
19407 * gimplify.c (gimplify_scan_omp_clauses): Handle COMPONENT_REFs
19408 with base of reference to struct.
19410 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
19412 * doc/invoke.texi (x86 Options): Document -m80387 and -mhard-float.
19414 2016-06-16 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
19417 * config/avr/avr.c (avr_asm_init_sections): Remove setup of
19418 progmem_swtable_section.
19419 (progmem_swtable_section): Remove.
19420 (avr_asm_function_rodata_section): Remove.
19421 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
19422 * config/avr/avr.h (JUMP_TABLES_IN_TEXT_SECTION: Define to 1.
19424 2016-06-16 Jocelyn Mayer <l_indien@magic.fr>
19426 * config/i386/driver-i386.c (host_detect_local_cpu): Set
19427 PROCESSOR_K8 for signature_CENTAUR_ebx with has_longmode.
19428 <case PROCESSOR_K8>: Pass nano-3000, nano, eden-x2 or k8 for
19429 signature_CENTAUR_ebx.
19430 * config/i386/i386.c (ix86_option_override_internal): Add
19431 definitions for VIA c7, samuel-2, nehemiah, esther, eden-x2, eden-x4,
19432 nano, nano-1000, nano-2000, nano-3000, nano-x2 and nano-x4.
19433 * doc/invoke.texi (x86 Options): Document new VIA -march entries.
19435 2016-06-16 Martin Liska <mliska@suse.cz>
19437 * predict.def: Add fortran loop preheader predictor.
19438 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Properly
19439 fold IFN_BUILTIN_EXPECT with a known constant argument.
19441 2016-06-16 Martin Liska <mliska@suse.cz>
19443 * predict.def: Add 'Fortran' to display text of all
19444 PRED_FORTRAN_* predictors.
19446 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
19449 * config/ia64/ia64.c (enum ia64_builtins) [IA64_BUILTIN_NANQ]: New.
19450 [IA64_BUILTIN_NANSQ]: Ditto.
19451 (ia64_fold_builtin): New function.
19452 (TARGET_FOLD_BUILTIN): New define.
19453 (ia64_init_builtins) Declare const_string_type node.
19454 Add __builtin_nanq and __builtin_nansq builtin functions.
19455 (ia64_expand_builtin): Handle IA64_BUILTIN_NANQ and IA64_BUILTIN_NANSQ.
19457 2016-06-16 Nick Clifton <nickc@redhat.com>
19459 * config/msp430/msp430-opts.h (msp430_hwmult_types): Add
19460 MSP430_HWMULT_ prefix to enum values.
19461 (msp430_regions): Add MSP430_REGION_ prefix to enum values.
19462 * config/msp430/msp430.c: Update use of enum values.
19463 * config/msp430/msp430.md: Likewise.
19464 * config/msp430/msp430.opt: Likewise.
19466 2016-06-16 Jan Hubicka <hubicka@ucw.cz>
19468 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Fix estimation
19469 of comparsions in the last iteration.
19471 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
19472 Joern Rennecke <joern.rennecke@embecosm.com>
19474 * config/arc/arc.c (arc_print_operand_address): Handle pc-relative
19476 (arc_needs_pcl_p): Add GOTOFFPC.
19477 (arc_legitimate_pic_addr_p): Likewise.
19478 (arc_output_pic_addr_const): Likewise.
19479 (arc_legitimize_pic_address): Generate a pc-relative address using
19481 (arc_output_libcall): Use @pcl syntax.
19482 (arc_delegitimize_address_0): Delegitimize ARC_UNSPEC_GOTOFFPC.
19483 * config/arc/arc.md ("unspec"): Add ARC_UNSPEC_GOTOFFPC.
19484 (*movsi_insn): Use @pcl syntax.
19485 (doloop_begin_i): Likewise.
19487 2016-06-16 Martin Liska <mliska@suse.cz>
19489 * predict.def: Define a new predictor.
19491 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
19493 * config/arc/arc.opt (mtp-regno): Update text.
19495 2016-06-16 Renlin Li <renlin.li@arm.com>
19497 * config/aarch64/aarch64.c (aarch64_legitimize_address): Fix a typo.
19499 2016-06-16 Jakub Jelinek <jakub@redhat.com>
19502 * config/i386/i386.md (setcc + movzbl peephole2): Use reg_set_p.
19503 (setcc + and peephole2): Likewise.
19505 PR rtl-optimization/71532
19506 * cse.c (cse_insn): For const/pure calls, invalidate argument passing
19509 2016-06-15 Michael Meissner <meissner@linux.vnet.ibm.com>
19511 * config/rs6000/vsx.md (VSINT_84): Add DImode to enable loading
19512 DImode constants with XXSPLTIB in vector registers.
19513 (vsx_extract_<mode>, V2DImode/V2DFmode): Combine both
19514 vsx_extract_<mode>_internal{1,2} into a single insn that handles
19515 direct move (both ISA 2.07 and ISA 3.0 versions), and optimizes
19516 extraction of the element at the top of the register as a scalar
19518 (vsx_extract_<mode>_internal1): Likewise.
19519 (vsx_extract_<mode>_internal2): Likewise.
19520 * config/rs6000/constraints.md (wi constraint): Remove a comment
19521 about DImode not being allowed in Altivec registers.
19522 (wB constraint): New constraint for constants that can be
19523 generated in Altivec registers with VSPLTISW/VUPKHSW.
19524 * config/rs6000/predicates.md (xxspltib_constant_split): Update
19526 (xxspltib_constant_nosplit): Likewise.
19527 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Add
19528 support for -mupper-regs-di to enable DImode to go into Altivec
19530 (POWERPC_MASKS): Likewise.
19531 (power7 cpu): Likewise.
19532 * config/rs6000/rs6000.opt (-mupper-regs-di): Likewise.
19533 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Add support
19534 for DImode being allowed in Altivec registers. Update wi/wj
19535 constraints. Set scalar_in_vmx_p flag.
19536 (rs6000_option_override_internal): Add checks for -mupper-regs-di.
19537 (xxspltib_constant_p): Allow CONST_INT's with VOIDmode. Don't
19538 return true if we could use VSPLTISW/VUPKHSW instead of XXSPLTIB.
19539 (rs6000_opt_masks): Add -mupper-regs-di.
19540 * config/rs6000/rs6000.md (lfiwax): Update clobbers that don't use
19541 direct move to use wi and not wj.
19542 (lfiwzx): Likewise.
19543 (floatsi<mode>2_lfiwax_mem): Combine alternatives into a single
19545 (floatunssi<mode>2_lfiwzx_mem): Likewise.
19546 (fix_trunc<mode>di2_fctidz): Change second alternative to allow
19547 any VSX register, instead of just Altivec registers, to allow
19548 either operand to be an Altivec register or both.
19549 (fixuns_trunc<mode>di2_fctiduz): Likewise.
19550 (movdi_internal32): Add support for -mupper-regs-di. Add support
19551 to load constants via XXSPLTIB or VSPLTISW. Add spacing to allow
19552 the alternatives and attributes to be lined up to be easier to
19554 (movdi_internal64): Likewise.
19555 (64-bit DImode splitters): Change predicates to only split loading
19556 up GPR registers. Add splits for using XXSPLTIB or VSPLTISW to
19557 load constants in ISA 3.0 or ISA 2.07 respectively.
19558 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
19559 -mupper-regs-di. Update -mupper-regs-df and -mupper-regs-sf to
19560 mention -mcpu=power9 sets these options.
19561 * doc/md.texi (PowerPC and IBM RS6000 constraints): Document the
19564 2016-06-15 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
19567 * config/avr/avr.c (avr_set_current_function): Warn misspelled
19568 interrupt/ signal handler if -Wmisspelled-isr flag is enabled.
19569 * config/avr/avr.opt (Wmisspelled-isr): New warning flag. Enabled
19570 by default to warn misspelled interrupt/ signal handler.
19571 * doc/invoke.texi (AVR Options): Document it. Update description
19572 for -nodevicelib option.
19574 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19576 * config/aarch64/aarch64-simd.md (aarch64_<sur>shll_n<mode>): Clean
19577 up parentheses. Use GET_MODE_UNIT_BITSIZE.
19578 (aarch64_<sur>shll2_n<mode>): Likewise.
19580 2016-06-15 Ilya Enkovich <ilya.enkovich@intel.com>
19582 PR middle-end/71529
19583 * ipa-chkp.c (chkp_build_instrumented_fndecl): Fix
19584 DECL_CONTEXT for copied arguments.
19586 2016-06-15 Alan Hayward <alan.hayward@arm.com>
19588 PR tree-optimization/71483
19589 * tree-vect-loop.c (vectorizable_live_operation): Pick correct index
19592 2016-06-15 Martin Liska <mliska@suse.cz>
19594 * predict.c (tree_predict_by_opcode): Call predict_edge_def
19595 instead of predict_edge w/o a probability.
19597 2016-06-15 Alan Hayward <alan.hayward@arm.com>
19599 PR tree-optimization/71439
19600 * tree-vect-loop.c (vect_analyze_loop_operations): Additional check for
19603 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19605 * ifcvt.c (bb_ok_for_noce_multiple_sets): Allow simple lowpart
19606 register subregs in SET_SRC.
19608 2016-06-15 Richard Biener <rguenther@suse.de>
19610 * tree-vect-stmts.c (vectorizable_store): Remove strided grouped
19611 store restrictions.
19613 2016-06-15 Richard Biener <rguenther@suse.de>
19615 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence): Do
19616 not consider dependences between accesses that belong to the
19618 (vect_analyze_data_ref_dependences): Do not analyze read-read
19619 or self-dependences.
19621 2016-06-14 David Malcolm <dmalcolm@redhat.com>
19623 * spellcheck-tree.c: Include spellcheck-tree.h rather than
19625 (find_closest_identifier): Reimplement in terms of
19626 best_match<tree,tree>.
19627 * spellcheck-tree.h: New file.
19628 * spellcheck.c (struct edit_distance_traits<const char *>): New
19630 (find_closest_string): Reimplement in terms of
19631 best_match<const char *, const char *>.
19632 * spellcheck.h (levenshtein_distance): Move prototype of tree-based
19633 overload to spellcheck-tree.h.
19634 (find_closest_identifier): Likewise.
19635 (struct edit_distance_traits<T>): New template.
19636 (class best_match): New class.
19638 2016-06-14 David Malcolm <dmalcolm@redhat.com>
19640 * selftest-run-tests.c (selftest::run_tests): Call
19641 selftest::spellcheck_tree_c_tests.
19642 * selftest.h (selftest::spellcheck_tree_c_tests): New decl.
19643 * spellcheck-tree.c: Include selftest.h and stringpool.h.
19644 (selftest::test_find_closest_identifier): New function.
19645 (selftest::spellcheck_tree_c_tests): New function.
19646 * spellcheck.c (selftest::test_find_closest_string): Verify that
19647 the order of the vec does not affect the results for this case.
19648 (selftest::test_data): New array.
19649 (selftest::test_metric_conditions): New function.
19650 (selftest::spellcheck_c_tests): Add a test of case-comparison.
19651 Call selftest::test_metric_conditions.
19653 2016-06-14 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
19655 * config/rs6000/rs6000-builtin.def (commentary): Typo.
19656 (BU_P9_MISC_1): Likewise.
19657 (BU_P9_64BIT_MISC_0): Likewise.
19658 (BU_P9_MISC_0): Likewise.
19660 2016-06-14 David Malcolm <dmalcolm@redhat.com>
19662 * gcc-rich-location.c
19663 (gcc_rich_location::add_fixit_misspelled_id): New method.
19664 * gcc-rich-location.h
19665 (gcc_rich_location::add_fixit_misspelled_id): Add decl.
19667 2016-06-14 Andreas Tobler <andreast@gcc.gnu.org>
19669 * config/arm/freebsd.h: Only enable unaligned access for armv6 on
19670 FreeBSD 11 and above.
19672 2016-06-14 Uros Bizjak <ubizjak@gmail.com>
19674 * config/i386/i386.md (signbittf2): Emit sse_movmskps for TARGET_SSE.
19676 2016-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19678 * expmed.h: Close parenthesis in "at your option" in copyright
19680 * lower-subreg.h: Likewise.
19682 2016-06-14 Richard Biener <rguenther@suse.de>
19684 PR middle-end/71526
19685 * genmatch.c (expr::gen_transform): Use in_type for comparisons
19688 2015-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19690 * config/aarch64/aarch64.c (aarch64_mask_and_shift_for_ubfiz_p):
19692 (aarch64_rtx_costs): Use it. Rewrite CONST_INT_P (op1) case to handle
19693 mask+shift version.
19694 * config/aarch64/aarch64-protos.h (aarch64_mask_and_shift_for_ubfiz_p):
19696 * config/aarch64/aarch64.md (*andim_ashift<mode>_bfiz): Replace
19697 matching condition with aarch64_mask_and_shift_for_ubfiz_p.
19699 2016-06-14 Richard Biener <rguenther@suse.de>
19701 PR tree-optimization/71522
19702 * tree-ssa.c (non_rewritable_lvalue_p): Do not rewrite non-float
19703 copying into float copying.
19705 2016-06-14 Jakub Jelinek <jakub@redhat.com>
19707 PR tree-optimization/71520
19708 * tree-ssa-tail-merge.c (find_duplicate): Handle labels.
19709 (replace_block_by): Move user labels from bb1 to bb2.
19711 2016-06-14 Richard Biener <rguenther@suse.de>
19713 PR middle-end/71310
19715 * expr.h (get_bit_range): Declare.
19716 * expr.c (get_bit_range): Export.
19717 * fold-const.c (optimize_bit_field_compare): Use get_bit_range and
19718 word_mode again to constrain the bitfield access.
19720 2016-06-14 Richard Biener <rguenther@suse.de>
19722 PR tree-optimization/71521
19723 * tree-vrp.c (extract_range_from_binary_expr_1): Guard
19724 division int_const_binop against zero divisor.
19726 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
19728 * config/i386/i386.md (signbittf2): New expander.
19729 * config/i386/sse.md (ptesttf2): New insn pattern.
19731 2016-06-13 David Malcolm <dmalcolm@redhat.com>
19734 * input.c (selftest::test_reading_source_line): Avoid reading from
19735 __FILE__ by creating a tempfile with known content and reading
19738 2016-06-13 David Malcolm <dmalcolm@redhat.com>
19740 * pretty-print.c (assert_pp_format_colored): Skip the test if
19742 (test_pp_format): Remove comment about GCC_COLORS.
19744 2016-06-13 David Malcolm <dmalcolm@redhat.com>
19746 * input.c (test_reading_source_line): Use SELFTEST_LOCATION.
19747 * pretty-print.c (assert_pp_format_va): Add location param and use
19748 it with ASSERT_STREQ_AT.
19749 (assert_pp_format): Add location param and pass it to
19750 assert_pp_format_va.
19751 (assert_pp_format_colored): Likewise.
19752 (ASSERT_PP_FORMAT_1): New.
19753 (ASSERT_PP_FORMAT_2): New.
19754 (ASSERT_PP_FORMAT_3): New.
19755 (test_pp_format): Provide SELFTEST_LOCATION throughout, either
19756 explicitly, or implicitly via the above macros.
19757 * selftest.c (selftest::pass): Use a selftest::location rather
19758 than file and line.
19759 (selftest::fail): Likewise. Print the function name.
19760 (selftest::fail_formatted): Likewise.
19761 (selftest::assert_streq): Use a selftest::location rather than
19763 * selftest.h (selftest::location): New struct.
19764 (SELFTEST_LOCATION): New macro.
19765 (selftest::pass): Accept a const location & rather than file
19767 (selftest::fail): Likewise.
19768 (selftest::fail_formatted): Likewise.
19769 (selftest::assert_streq): Likewise.
19770 (ASSERT_TRUE): Update for above changes, using SELFTEST_LOCATION.
19771 (ASSERT_FALSE): Likewise.
19772 (ASSERT_EQ): Likewise.
19773 (ASSERT_NE): Likewise.
19774 (ASSERT_STREQ): Likewise.
19775 (ASSERT_PRED1): Likewise.
19776 (ASSERT_STREQ_AT): New macro.
19778 2016-06-13 David Malcolm <dmalcolm@redhat.com>
19780 * selftest.c (selftest::fail_formatted): New function.
19781 (selftest::assert_streq): New function.
19782 * selftest.h (selftests::fail_formatted): New decl.
19783 (selftest::assert_streq): New decl.
19784 (ASSERT_STREQ): Reimplement in terms of selftest::assert_streq.
19786 2016-06-13 Jeff Law <law@redhat.com>
19788 PR tree-optimization/71403
19789 * tree-ssa-threadbackward.c
19790 (convert_and_register_jump_thread_path): No longer accept reference
19791 to path. Do not pop items off the path anymore.
19792 (fsm_find_control_statement_thread_paths): Do not allow threading
19793 to a deeper loop nest. Pop the last item off the path here rather
19794 than in convert_and_register_jump_thread_path.
19796 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
19797 Wilco Dijkstra <Wilco.Dijkstra@arm.com>
19799 [AArch64] Emit division using the Newton series
19801 * config/aarch64/aarch64-protos.h
19802 (cpu_approx_modes): Add new member "division".
19803 (aarch64_emit_approx_div): Declare new function.
19804 * config/aarch64/aarch64.c
19805 (generic_approx_modes): New member "division".
19806 (exynosm1_approx_modes): Likewise.
19807 (xgene1_approx_modes): Likewise.
19808 (aarch64_emit_approx_div): Define new function.
19809 * config/aarch64/aarch64.md ("div<mode>3"): New expansion.
19810 * config/aarch64/aarch64-simd.md ("div<mode>3"): Likewise.
19811 * config/aarch64/aarch64.opt (-mlow-precision-div): Add new option.
19812 * doc/invoke.texi (-mlow-precision-div): Describe new option.
19814 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
19815 Wilco Dijkstra <wilco.dijkstra@arm.com>
19817 [AArch64] Emit square root using the Newton series
19819 * config/aarch64/aarch64-protos.h
19820 (aarch64_emit_approx_rsqrt): Replace with new function
19821 "aarch64_emit_approx_sqrt".
19822 (cpu_approx_modes): New member "sqrt".
19823 * config/aarch64/aarch64.c
19824 (generic_approx_modes): New member "sqrt".
19825 (exynosm1_approx_modes): Likewise.
19826 (xgene1_approx_modes): Likewise.
19827 (aarch64_emit_approx_rsqrt): Replace with new function
19828 "aarch64_emit_approx_sqrt".
19829 (aarch64_override_options_after_change_1): Handle new option.
19830 * config/aarch64/aarch64-simd.md
19831 (rsqrt<mode>2): Use new function instead.
19832 (sqrt<mode>2): New expansion and insn definitions.
19833 * config/aarch64/aarch64.md: Likewise.
19834 * config/aarch64/aarch64.opt
19835 (mlow-precision-sqrt): Add new option description.
19836 * doc/invoke.texi (mlow-precision-sqrt): Likewise.
19838 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
19840 [AArch64] Add more choices for the reciprocal square root approximation
19842 Allow a target to prefer such operation depending on the operation mode.
19844 * config/aarch64/aarch64-protos.h
19845 (AARCH64_APPROX_MODE): New macro.
19846 (AARCH64_APPROX_{NONE,ALL}): Likewise.
19847 (cpu_approx_modes): New structure.
19848 (tune_params): New member "approx_modes".
19849 * config/aarch64/aarch64-tuning-flags.def
19850 (AARCH64_EXTRA_TUNE_APPROX_RSQRT): Remove macro.
19851 * config/aarch64/aarch64.c
19852 (generic_approx_modes): New core "cpu_approx_modes" structure.
19853 (exynosm1_approx_modes): Likewise.
19854 (xgene1_approx_modes): Likewise.
19855 (generic_tunings): New member "approx_modes".
19856 (cortexa35_tunings): Likewise.
19857 (cortexa53_tunings): Likewise.
19858 (cortexa57_tunings): Likewise.
19859 (cortexa72_tunings): Likewise.
19860 (exynosm1_tunings): Likewise.
19861 (thunderx_tunings): Likewise.
19862 (xgene1_tunings): Likewise.
19863 (use_rsqrt_p): New argument for the mode and use new member from
19865 (aarch64_builtin_reciprocal): Devise mode from builtin.
19866 (aarch64_optab_supported_p): New argument for the mode.
19867 * doc/invoke.texi (-mlow-precision-recip-sqrt): Reword description.
19869 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
19871 * config/rs6000/rs6000.h (RS6000_BTM_COMMON): Add the
19872 RS6000_BTM_MODULO flag into the set of flags that are considered
19873 to be part of the common configuration.
19875 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
19877 * config/rs6000/altivec.h (vec_absd): New macro for vector absolute
19878 difference unsigned.
19879 (vec_absdb): New macro for vector absolute difference unsigned
19881 (vec_absdh): New macro for vector absolute difference unsigned
19883 (vec_absdw): New macro for vector absolute difference unsigned word.
19884 * config/rs6000/altivec.md (UNSPEC_VADU): New value.
19885 (vadu<mode>3): New insn.
19886 (*p9_vadu<mode>3): New insn.
19887 * config/rs6000/rs6000-builtin.def (vadub): New built-in
19889 (vaduh): New built-in definition.
19890 (vaduw): New built-in definition.
19891 (vadu): New overloaded built-in definition.
19892 (vadub): New overloaded built-in definition.
19893 (vaduh): New overloaded built-in definition.
19894 (vaduw): New overloaded built-in definition.
19895 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
19896 overloaded vector absolute difference unsigned functions.
19897 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
19898 the ISA 3.0 vector absolute difference unsigned built-in functions.
19900 2016-06-13 Eric Botcazou <ebotcazou@adacore.com>
19902 * tree-ssa-sccvn.c (vn_reference_lookup_3): Use a uniform test and
19903 update shared_lookup_references only once after changing operands.
19905 2016-06-13 Thomas Schwinge <thomas@codesourcery.com>
19907 PR middle-end/71373
19908 * tree-nested.c (convert_nonlocal_omp_clauses)
19909 (convert_local_omp_clauses): Document missing OMP_CLAUSE_*.
19911 * tree-cfg.c (edge_to_cases_cleanup): Fix CASE_CHAIN typo.
19912 * tree.def (CASE_LABEL_EXPR): Likewise.
19914 2016-06-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
19917 * input.c (test_builtins): Fix an assertion.
19919 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
19921 * config/i386/i386.md (paritydi2): Use ix86_expand_setcc.
19922 (paritysi2): Ditto.
19924 (isinf<mode>2): Ditto.
19926 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
19928 * ggc-tests.c (test_finalization): Only test need_finalization_p
19929 for GCC_VERSION >= 4003.
19931 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
19933 * config/s390/vecintrin.h: Fix file description in comment.
19935 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
19937 * config/s390/s390-builtin-types.def: Change builtin type naming
19938 scheme to match builtin-types.def.
19940 2016-06-13 Marc Glisse <marc.glisse@inria.fr>
19942 * fold-const.c (optimize_minmax_comparison): Remove.
19943 (fold_comparison): Remove call to the above.
19944 * match.pd (MIN (X, Y) == X, MIN (X, 5) == 0, MIN (X, C1) < C2):
19945 New transformations.
19947 2016-06-13 Alan Hayward <alan.hayward@arm.com>
19949 PR tree-optimization/71416
19950 * tree-vect-loop.c (vectorizable_live_operation): Let worklist have
19953 2016-06-13 Martin Liska <mliska@suse.cz>
19955 * predict.c (enum predictor_reason): Prefix enum with REASON_.
19956 (combine_predictions_for_insn): Likewise.
19957 (prune_predictions_for_bb): Likewise.
19958 (combine_predictions_for_bb): Likewise.
19960 2016-06-13 Richard Biener <rguenther@suse.de>
19962 PR tree-optimization/71505
19963 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Make
19964 assert match comment.
19966 2016-06-13 Marek Polacek <polacek@redhat.com>
19968 PR middle-end/71476
19969 * gimplify.c (maybe_warn_switch_unreachable): Factored out of
19970 gimplify_switch_expr.
19971 (warn_switch_unreachable_r): New function.
19973 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
19976 * config/s390/s390.c (s390_expand_builtin): Increase MAX_ARGS by
19979 2016-06-13 Richard Biener <rguenther@suse.de>
19981 PR middle-end/64516
19982 * fold-const.c (fold_unary_loc): Preserve alignment when
19983 folding a VIEW_CONVERT_EXPR into a MEM_REF.
19985 2016-06-13 Martin Liska <mliska@suse.cz>
19988 * toplev.c (process_options): Do not enable -fcheck-pointer-bounds
19989 w/ -fsanitize=bounds.
19991 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
19993 * config/i386/i386.c (ix86_init_builtins): Calculate
19994 FLOAT128_FTYPE_CONST_STRING function type only once.
19995 * doc/extend.texi (x86 Built-in Functions): Update text, __float128
19996 built-in functions are available for x86-32 and x86-64 targets.
19998 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
20001 * config/i386/i386.i386-builtin-types.def (CONST_STRING):
20002 New primitive type.
20003 (FLOAT128_FTYPE_CONST_STRING): New function type.
20004 * config/i386/i386.c (enum ix86_builtins) [IX86_BUILTIN_NANQ]: New.
20005 [IX86_BUILTIN_NANSQ]: Ditto.
20006 (ix86_fold_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
20007 (ix86_init_builtin_types): Declare const_string_type_node.
20008 (ix86_init_builtins): Add __builtin_nanq and __builtin_nansq
20010 (ix86_expand_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
20011 * doc/extend.texi (x86 Built-in Functions): Document
20012 __builtin_nanq and __builtin_nansq.
20014 2016-06-11 Jiong Wang <jiong.wang@arm.com>
20017 * config/arm/arm-protos.h (arm_attr_length_pop_multi): New declaration.
20018 * config/arm/arm.c (arm_attr_length_pop_multi): New function to return
20019 length for pop patterns.
20020 (arm_attr_length_push_multi): Update comments.
20021 * config/arm/arm.md (*load_multiple_with_writeback): Set "length"
20023 (*pop_multiple_with_writeback_and_return): Likewise.
20024 (*pop_multiple_with_return): Likewise.
20026 2016-06-11 Segher Boessenkool <segher@kernel.crashing.org>
20028 PR middle-end/71310
20029 * fold-const.c (optimize_bit_field_compare): Don't try to use
20030 word_mode unconditionally for reading the bit field, look at
20031 DECL_BIT_FIELD_REPRESENTATIVE instead.
20033 2016-06-11 Kugan Vivekanandarajah <kuganv@linaro.org>
20035 PR middle-end/71478
20036 * tree-ssa-reassoc.c (reassociate_bb): Remove (-1) from ops list for
20037 vector integer type.
20039 2016-06-10 Jakub Jelinek <jakub@redhat.com>
20041 PR middle-end/71494
20042 * tree-nested.c (convert_nonlocal_reference_stmt): For GIMPLE_GOTO
20043 without LABEL_DECL, set *handled_ops_p to false instead of true.
20045 2016-06-10 Martin Sebor <msebor@redhat.com>
20048 * builtin-attrs.def (ATTR_NOTHROW_NONNULL_LEAF_LIST): New macro.
20049 (ATTR_NOTHROW_NONNULL_TYPEGENERIC_LEAF): Same.
20050 * builtins.def (BUILT_IN_SADD_OVERFLOW, BUILT_IN_SADDL_OVERFLOW): Use
20052 (BUILT_IN_SADDLL_OVERFLOW, BUILT_IN_SSUB_OVERFLOW): Same.
20053 (BUILT_IN_SSUBL_OVERFLOW, BUILT_IN_SSUBLL_OVERFLOW): Same.
20054 (BUILT_IN_SMUL_OVERFLOW, BUILT_IN_SMULL_OVERFLOW): Same.
20055 (BUILT_IN_SMULLL_OVERFLOW, BUILT_IN_UADD_OVERFLOW): Same.
20056 (BUILT_IN_UADDL_OVERFLOW, BUILT_IN_UADDLL_OVERFLOW): Same.
20057 (BUILT_IN_USUB_OVERFLOW, BUILT_IN_USUBL_OVERFLOW): Same.
20058 (BUILT_IN_USUBLL_OVERFLOW, BUILT_IN_UMUL_OVERFLOW): Same.
20059 (BUILT_IN_UMULL_OVERFLOW, BUILT_IN_UMULLL_OVERFLOW): Same.
20061 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
20063 * config/arm/arm.h (pool_vector_label,
20064 return_used_this_function): Remove.
20066 2016-06-10 Jeff Law <law@redhat.com>
20068 PR tree-optimization/71335
20069 * tree-ssa-threadbackward.c (profitable_jump_thread_path): Filter out
20070 zero length paths here.
20071 (convert_and_register_jump_thread_path): Remove hacks related to
20072 duplicated blocks in the jump thread path.
20073 (fsm_find_control_statement_thread_paths): Avoid putting the same
20074 block on the thread path twice, but ensure the thread path is
20075 unchanged from the caller's point of view.
20077 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
20079 * predict.c (predict_loops): Remove PRED_LOOP_BRANCH.
20080 * predict.def (PRED_LOOP_BRANCH): Remove.
20082 2016-06-10 David Malcolm <dmalcolm@redhat.com>
20084 * Makefile.in (OBJS): Add ggc-tests.o.
20085 (GTFILES): Add ggc-tests.c.
20086 * ggc-tests.c: New file.
20087 * selftest-run-tests.c (selftest::run_tests): Call
20088 selftest::ggc_tests_c_tests.
20089 * selftest.h (selftest::ggc_tests_c_tests): New prototype.
20091 2016-06-10 Alexander Monakov <amonakov@ispras.ru>
20093 * match.pd (-1 / B < A): Use :c to avoid pattern duplication.
20095 2016-06-10 Maxim Ostapenko <m.ostapenko@samsung.com>
20098 * varasm.c (place_block_symbol): Adjust alignment for asan protected
20099 STRING_CSTs even if TREE_CONSTANT_POOL_ADDRESS_P.
20101 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
20103 * profile.c: Include cfgloop.h.
20104 (branch_prob): Compute estimated number of iterations.
20105 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Do not
20106 recompute estimate number of iterations from profile.
20108 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
20110 PR inline-asm/68843
20111 * reg-stack.c (check_asm_stack_operands): Explicit input arguments
20112 must be grouped on top of stack. Don't force early clobber
20113 on ordinary reg outputs.
20115 2016-06-10 Richard Biener <rguenther@suse.de>
20117 * targhooks.c (default_builtin_vectorization_cost): Adjust
20118 vec_construct cost.
20120 2016-06-10 Richard Biener <rguenther@suse.de>
20122 * gimple-fold.c (gimple_fold_builtin_memory_op): Make sure
20123 to fold the RHS to a constant if possible.
20125 2016-06-10 Thomas Schwinge <thomas@codesourcery.com>
20127 PR middle-end/71373
20128 * tree-nested.c (convert_nonlocal_omp_clauses)
20129 (convert_local_omp_clauses): Handle OMP_CLAUSE_ASYNC,
20130 OMP_CLAUSE_WAIT, OMP_CLAUSE_INDEPENDENT, OMP_CLAUSE_AUTO,
20131 OMP_CLAUSE__CACHE_, OMP_CLAUSE_TILE.
20133 * gimplify.c (gimplify_adjust_omp_clauses): Discard
20135 * omp-low.c (scan_sharing_clauses): Don't expect OMP_CLAUSE_TILE.
20137 * omp-low.c (scan_sharing_clauses): Don't expect
20138 OMP_CLAUSE__CACHE_.
20140 2016-06-10 Alan Hayward <alan.hayward@arm.com>
20142 PR tree-optimization/71407
20143 PR tree-optimization/71416
20144 * tree-vect-loop.c (vectorizable_live_operation): Use vectype for
20145 BIT_FIELD_REF type.
20147 2016-06-10 Richard Biener <rguenther@suse.de>
20149 PR middle-end/71477
20150 * cfgloop.c (alloc_loop): Initialize nb_iterations_likely_upper_bound.
20152 2016-06-09 Eric Botcazou <ebotcazou@adacore.com>
20154 * df-problems.c (df_note_bb_compute): Guard use of DF_INSN_INFO_GET.
20156 2016-06-09 Vladimir Makarov <vmakarov@redhat.com>
20157 Jiong Wang <jiong.wang@arm.com>
20159 PR rtl-optimization/70751
20160 * lra-constraints.c (process_alt_operands): Recognize Non-pseudo
20161 spilled into memory.
20163 2016-06-09 Jonathan Yong <10walls@gmail.com>
20166 2015-09-21 Jonathan Yong <10walls@gmail.com>
20168 * config/i386/cygwin.h (STARTFILE_SPEC): Explicitly search
20169 sysroot/usr/lib/32api for additional win32 libraries,
20170 fixes failing Cygwin bootstrapping.
20172 2016-06-09 Marcin Baczyński <marbacz@gmail.com>
20174 * diagnostic.h (diagnostic_line_cutoff, diagnostic_flush_buffer):
20177 2016-06-09 David Malcolm <dmalcolm@redhat.com>
20180 * pretty-print.c (pp_indent): Specify that %p is printed in a
20181 host-dependent manner.
20182 (test_pp_format): Remove the test for %p.
20184 2016-06-09 Maciej W. Rozycki <macro@imgtec.com>
20186 * config/mips/mips.c (mips_output_jump): Fix formatting.
20188 2016-06-09 Richard Biener <rguenther@suse.de>
20190 PR tree-optimization/71462
20191 * tree-ssa-loop-manip.c (find_uses_to_rename): Guard against
20194 2016-06-09 Martin Liska <mliska@suse.cz>
20196 * predict.c (dump_prediction): Add new argument.
20197 (enum predictor_reason): New enum.
20198 (struct predictor_hash): New struct.
20199 (predictor_hash::hash): New function.
20200 (predictor_hash::equal): Likewise.
20201 (not_removed_prediction_p): New function.
20202 (prune_predictions_for_bb): Likewise.
20203 (combine_predictions_for_bb): Prune predictions.
20205 2016-06-09 Martin Liska <mliska@suse.cz>
20207 * predict.c (filter_predictions): New function.
20208 (remove_predictions_associated_with_edge): Use the filter
20210 (equal_edge_p): New function.
20212 2016-06-09 Stefan Bruens <stefan.bruens@rwth-aachen.de>
20214 * doc/invoke.texi (ARM Options): Use lexicographical ordering.
20215 Correct usage of @samp vs @option, add @samp where appropriate.
20216 Add -march={armv6k,armv6z,arm6zk}, remove -march=ep9312.
20217 Add armv6s-m and document it, as it is no official ARM name.
20219 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20221 * ifcvt.c (struct noce_if_info): Add transform_name field.
20222 (noce_try_move): Set if_info->transform_name to the function name.
20223 (noce_try_ifelse_collapse): Likewise.
20224 (noce_try_store_flag): Likewise.
20225 (noce_try_inverse_constants): Likewise.
20226 (noce_try_store_flag_constants): Likewise.
20227 (noce_try_addcc): Likewise.
20228 (noce_try_store_flag_mask): Likewise.
20229 (noce_try_cmove): Likewise.
20230 (noce_try_cmove_arith): Likewise.
20231 (noce_try_minmax): Likewise.
20232 (noce_try_abs): Likewise.
20233 (noce_try_sign_mask): Likewise.
20234 (noce_try_bitop): Likewise.
20235 (noce_convert_multiple_sets): Likewise.
20236 (noce_process_if_block): Print if_info->transform_name to
20237 dump_file if transformation succeeded.
20239 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20241 * config/arm/cortex-a57.md (cortex_a57_alu):
20244 2016-06-08 Martin Sebor <msebor@redhat.com>
20245 Jakub Jelinek <jakub@redhat.com>
20249 * builtins.def (BUILT_IN_ADD_OVERFLOW_P, BUILT_IN_SUB_OVERFLOW_P,
20250 BUILT_IN_MUL_OVERFLOW_P): New builtins.
20251 * builtins.c: Include gimple-fold.h.
20252 (fold_builtin_arith_overflow): Handle
20253 BUILT_IN_{ADD,SUB,MUL}_OVERFLOW_P.
20254 (fold_builtin_3): Likewise.
20255 * doc/extend.texi (Integer Overflow Builtins): Document
20256 __builtin_{add,sub,mul}_overflow_p.
20258 2016-06-08 Jose E. Marchesi <jose.marchesi@oracle.com>
20260 * config/sparc/driver-sparc.c (cpu_names): Fix the entry for the
20261 SPARC-M7 and add an entry for SPARC-S7 cpus (Sonoma).
20263 2016-06-08 Alan Lawrence <alan.lawrence@arm.com>
20265 * config/aarch64/aarch64.c (aarch64_function_arg_alignment):
20266 Rewrite, looking one level down for records and arrays.
20268 2016-06-08 David Malcolm <dmalcolm@redhat.com>
20270 * pretty-print.c: Include "selftest.h".
20271 (pp_format): Fix comment.
20272 (identifier_to_locale): Likewise.
20273 (selftest::test_basic_printing): New function.
20274 (selftest::assert_pp_format): New function.
20275 (selftest::test_pp_format): New function.
20276 (selftest::pretty_print_c_tests): New function.
20277 * selftest-run-tests.c (selftest::run_tests): Call
20278 selftest::pretty_print_c_tests.
20279 * selftest.h (pretty_print_c_tests): New declaration.
20281 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
20283 * invoke.texi (max-loop-headers-insns): Document.
20284 * params.def (PARAM_MAX_LOOP_HEADER_INSNS): New.
20285 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Update comment.
20286 (ch_base::copy_headers): Use PARAM_MAX_LOOP_HEADER_INSNS.
20288 2016-06-08 Richard Biener <rguenther@suse.de>
20290 * tree-vect-stmts.c (vectorizable_load): Remove restrictions
20291 on strided SLP loads and fall back to scalar loads in case
20292 we can't chunk them.
20294 2016-06-08 Richard Biener <rguenther@suse.de>
20296 PR tree-optimization/71452
20297 * tree-ssa.c (non_rewritable_lvalue_p): Make sure that the
20298 type used for the SSA rewrite has enough precision to cover
20299 the dynamic type of the location.
20301 2016-06-08 Jakub Jelinek <jakub@redhat.com>
20302 Richard Biener <rguenther@suse.de>
20305 * fold-const.c (fold_comparison): Handle CONSTANT_CLASS_P (base0)
20306 the same as DECL_P (base0) for indirect_base0. Use equality_code
20307 in one further place.
20309 2016-06-08 Richard Sandiford <richard.sandiford@arm.com>
20311 * expmed.c (store_bit_field_1): Do not restrict a multiword op0
20312 to one word if the field is known to overlap other words.
20313 (extract_bit_field_1): Likewise.
20314 (store_split_bit_field): Remove compensating code.
20315 (extract_split_bit_field): Likewise.
20317 2016-06-08 Bernd Schmidt <bschmidt@redhat.com>
20321 * tree-ssa-strlen.c (handle_builtin_memcmp): Ignore debug insns.
20323 2016-06-08 Jiong Wang <jiong.wang@arm.com>
20325 * config/aarch64/aarch64-builtins.def (faddp): New builtins for modes in
20327 * config/aarch64/aarch64-simd.md (aarch64_faddp<mode>): New.
20328 (arch64_addpv4sf): Delete.
20329 (reduc_plus_scal_v4sf): Use "gen_aarch64_faddpv4sf" instead of
20330 "gen_aarch64_addpv4sf".
20331 * config/aarch64/arm_neon.h (vpadd_f32): Remove inline assembly. Use
20333 (vpadds_f32): Likewise.
20334 (vpaddq_f32): Likewise.
20335 (vpaddq_f64): Likewise.
20337 2016-06-08 Jiong Wang <jiong.wang@arm.com>
20339 * config/aarch64/aarch64-builtins.def (fabd): New builtins for modes
20341 * config/aarch64/aarch64-simd.md (fabd<mode>_3): Extend modes from VDQF
20342 to VALLF. Rename to "fabd<mode>3".
20343 "*fabd_scalar<mode>3): Delete.
20344 * config/aarch64/arm_neon.h (vabds_f32): Remove inline assembly.
20346 (vabdd_f64): Likewise.
20347 (vabd_f32): Likewise.
20348 (vabd_f64): Likewise.
20349 (vabdq_f32): Likewise.
20350 (vabdq_f64): Likewise.
20352 2016-06-08 Jiong Wang <jiong.wang@arm.com>
20354 * config/aarch64/aarch64-builtins.def (rsqrts): New builtins for modes
20356 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_<mode>3): Rename to
20357 "aarch64_rsqrts<mode>".
20358 * config/aarch64/aarch64.c (get_rsqrts_type): Update gen* name.
20359 * config/aarch64/arm_neon.h (vrsqrtss_f32): Remove inline assembly. Use
20361 (vrsqrtsd_f64): Likewise.
20362 (vrsqrts_f32): Likewise.
20363 (vrsqrts_f64): Likewise.
20364 (vrsqrtsq_f32): Likewise.
20365 (vrsqrtsq_f64): Likewise.
20367 2016-06-08 Jiong Wang <jiong.wang@arm.com>
20369 * config/aarch64/aarch64-builtins.def (rsqrte): New builtins for modes
20371 * config/aarch64/aarch64-simd.md (aarch64_rsqrte_<mode>2): Rename to
20372 "aarch64_rsqrte<mode>".
20373 * config/aarch64/aarch64.c (get_rsqrte_type): Update gen* name.
20374 * config/aarch64/arm_neon.h (vrsqrts_f32): Remove inline assembly. Use
20376 (vrsqrted_f64): Likewise.
20377 (vrsqrte_f32): Likewise.
20378 (vrsqrte_f64): Likewise.
20379 (vrsqrteq_f32): Likewise.
20380 (vrsqrteq_f64): Likewise.
20382 2016-06-08 Jiong Wang <jiong.wang@arm.com>
20384 * config/aarch64/aarch64-builtins.def (scvtf): Register vector modes.
20386 (fcvtzs): Likewise.
20387 (fcvtzu): Likewise.
20388 * config/aarch64/aarch64-simd.md
20389 (<FCVT_F2FIXED:fcvt_fixed_insn><VDQF:mode>3): New.
20390 (<FCVT_FIXED2F:fcvt_fixed_insn><VDQ_SDI:mode>3): Likewise.
20391 * config/aarch64/arm_neon.h (vcvt_n_f32_s32): Remove inline assembly.
20393 (vcvt_n_f32_u32): Likewise.
20394 (vcvt_n_s32_f32): Likewise.
20395 (vcvt_n_u32_f32): Likewise.
20396 (vcvtq_n_f32_s32): Likewise.
20397 (vcvtq_n_f32_u32): Likewise.
20398 (vcvtq_n_f64_s64): Likewise.
20399 (vcvtq_n_f64_u64): Likewise.
20400 (vcvtq_n_s32_f32): Likewise.
20401 (vcvtq_n_s64_f64): Likewise.
20402 (vcvtq_n_u32_f32): Likewise.
20403 (vcvtq_n_u64_f64): Likewise.
20404 * config/aarch64/iterators.md (VDQ_SDI): New mode iterator.
20405 (VSDQ_SDI): Likewise.
20406 (fcvt_target): Support V4DI, V4SI and V2SI.
20407 (FCVT_TARGET): Likewise.
20409 2016-06-08 Jiong Wang <jiong.wang@arm.com>
20411 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New
20412 (TYPES_BINOP_SUS): Likewise.
20413 (aarch64_simd_builtin_data): Update include file name.
20414 (aarch64_builtins): Likewise.
20415 * config/aarch64/aarch64-simd-builtins.def (scvtf): New entries
20416 for conversion between scalar float-point and fixed-point.
20418 (fcvtzs): Likewise.
20419 (fcvtzu): Likewise.
20420 * config/aarch64/aarch64.md
20421 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3: New
20422 pattern for conversion between scalar float to fixed-pointer.
20423 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>: Likewise.
20424 (UNSPEC_FCVTZS): New UNSPEC enumeration.
20425 (UNSPEC_FCVTZU): Likewise.
20426 (UNSPEC_SCVTF): Likewise.
20427 (UNSPEC_UCVTF): Likewise.
20428 * config/aarch64/arm_neon.h (vcvtd_n_f64_s64): Remove inline assembly.
20430 (vcvtd_n_f64_u64): Likewise.
20431 (vcvtd_n_s64_f64): Likewise.
20432 (vcvtd_n_u64_f64): Likewise.
20433 (vcvtd_n_f32_s32): Likewise.
20434 (vcvts_n_f32_u32): Likewise.
20435 (vcvtd_n_s32_f32): Likewise.
20436 (vcvts_n_u32_f32): Likewise.
20437 * config/aarch64/iterators.md (fcvt_target): Support integer to float
20439 (FCVT_TARGET): Likewise.
20440 (FCVT_FIXED2F): New iterator.
20441 (FCVT_F2FIXED): Likewise.
20442 (fcvt_fixed_insn): New define_int_attr.
20444 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
20446 * predict.c (pass_strip_predict_hints::execute): Cleanup CFG if
20447 some statements was removed.
20449 2016-06-08 Alan Hayward <alan.hayward@arm.com>
20451 * tree-vect-data-refs.c (vect_analyze_data_refs): Remove debug newline.
20452 * tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): likewise.
20453 (vect_can_advance_ivs_p): likewise.
20454 (vect_update_ivs_after_vectorizer): likewise.
20455 * tree-vect-loop.c (vect_determine_vectorization_factor): likewise.
20456 (vect_analyze_scalar_cycles_1): likewise.
20457 (vect_analyze_loop_operations): likewise.
20458 (report_vect_op): likewise.
20459 (vect_is_slp_reduction): likewise.
20460 (vect_is_simple_reduction): likewise.
20461 (get_initial_def_for_induction): likewise.
20462 (vect_transform_loop): likewise.
20463 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): likewise.
20464 (vect_recog_sad_pattern): likewise.
20465 (vect_recog_widen_sum_pattern): likewise.
20466 (vect_recog_widening_pattern): likewise.
20467 (vect_recog_divmod_pattern): likewise.
20468 * tree-vect-slp.c (vect-build-slp_tree_1): likewise.
20469 (vect_analyze_slp_instance): likewise.
20470 (vect_transform_slp_perm_load): likewise.
20471 (vect_schedule_slp_instance): likewise.
20473 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
20475 * predict.c (predict_iv_comparison): Mention that heuristics is broken.
20476 (return_prediction): PRED_CONST_RETURN predict return as not taken.
20477 * predict.def (PRED_CONTINUE): Change hitrate 50->67
20478 (PRED_LOOP_BRANCH): Document predictor as broken.
20479 (PRED_LOOP_EXIT): Change hitrate 91->92.
20480 (PRED_LOOP_EXTRA_EXIT): Change hitrate 91->83.
20481 (PRED_POINTER, PRED_TREE_POINTER): Change hitrate 85->70.
20482 (PRED_OPCODE_POSITIVE): Change hitrate 79->64.
20483 (PRED_OPCODE_NONEQUAL): Change hitrate 91->66.
20484 (PRED_TREE_OPCODE_POSITIVE): Change hitrate 73->64
20485 (PRED_TREE_OPCODE_NONEQUAL): Chnage hitrate 72->66
20486 (PRED_CALL): Chane hitrate 71->67.
20487 (PRED_TREE_EARLY_RETURN): Document issues, change hitrate 61->54.
20488 (PRED_GOTO): Document as unused right now.
20489 (PRED_CONST_RETURN): Change hitrate 67->69
20490 (PRED_NEGATIVE_RETURN): Change hitrate 96->98
20491 (PRED_NULL_RETURN): Change hitrate 91->90.
20492 (PRED_LOOP_IV_COMPARE_GUESS): Change hitrate to 98.
20493 (PRED_FORTRAN_FAIL_ALLOC): Change hitrate to 62; document issues.
20494 (PRED_FORTRAN_SIZE_ZERO): Change hitrate to 99.
20496 2016-06-07 Bill Seurer <seurer@linux.vnet.ibm.com>
20498 * config/rs6000/altivec.h: Add __builtin_vec_mul.
20499 * config/rs6000/rs6000-builtin.def (vec_mul): Change vec_mul to a
20500 special case Altivec builtin.
20501 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
20502 VSX_BUILTIN_VEC_MUL (replaced with special case code).
20503 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
20504 code for ALTIVEC_BUILTIN_VEC_MUL.
20505 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
20506 for __builtin_vec_mul.
20508 2016-06-07 Peter Bergner <bergner@vnet.ibm.com>
20510 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mhtm and
20513 2016-06-07 David Malcolm <dmalcolm@redhat.com>
20515 * spellcheck.c (selftest::test_find_closest_string): New function.
20516 (spellcheck_c_tests): Call the above.
20518 2016-06-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20520 * simplify-rtx.c (simplify_cond_clz_ctz): Delete 'mode' local variable.
20522 2016-06-07 Jakub Jelinek <jakub@redhat.com>
20524 * config/i386/sse.md (avx_vec_concat<mode>): Add v=v,vm and
20525 Yv=Yv,C alternatives.
20527 2016-06-07 Richard Biener <rguenther@suse.de>
20530 * common.opt (ffast-math): Make Optimization.
20532 2016-06-07 Simon Dardis <simon.dardis@imgtec.com>
20533 Prachi Godbole <prachi.godbole@imgtec.com>
20535 * config/mips/p5600.md (p5600_fpu_fadd): Remove checking for
20536 `fabs' and `fneg' type attributes.
20537 (p5600_fpu_fabs): Add `fmove' to the comment.
20539 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
20541 * gimple.c: Include builtins.h
20542 (gimple_inexpensive_call_p): New function.
20543 * gimple.h (gimple_inexpensive_call_p): Declare.
20544 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Use it.
20545 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Likewise;
20548 2016-06-07 Paolo Carlini <paolo.carlini@oracle.com>
20550 * diagnostic.c (diagnostic_impl, diagnostic_n_impl): New.
20551 (inform, inform_at_rich_loc, inform_n, warning, warning_at,
20552 warning_at_rich_loc, warning_n, pedwarn, permerror,
20553 permerror_at_rich_loc, error, error_n, error_at, error_at_rich_loc,
20554 sorry, fatal_error, internal_error, internal_error_no_backtrace):
20557 2016-06-07 Richard Biener <rguenther@suse.de>
20559 PR tree-optimization/71428
20560 * tree-ssa-math-opts.c (perform_symbolic_merge): Properly distinguish
20561 BIT_FIELD_REF op vs. load.
20563 2016-06-07 Richard Biener <rguenther@suse.de>
20565 PR middle-end/71423
20566 * match.pd ((X | ~Y) -> Y <= X): Properly invert the comparison
20569 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
20571 * config/pa/pa.md (call): Generate indirect long calls to non-local
20572 functions on TARGET_64BIT.
20573 (call_value): Likewise.
20575 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
20577 * config/pa/pa.md (call_val_reg_64bit): Remove "reg: DI " clobber from
20578 pattern and subsequent splitters.
20579 (call_val_reg_64bit_post_reload): Likewise.
20581 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
20583 PR middle-end/71408
20584 * tree-ssa-reassoc.c (zero_one_operation): Fix NEGATE_EXPR operand for
20585 propagate_op_to_single_use.
20587 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
20589 PR middle-end/71281
20590 * tree-ssa-reassoc.c (reassociate_bb): Set uid for negate stmt.
20592 2016-06-07 Uros Bizjak <ubizjak@gmail.com>
20594 * config/i386/i386.h (enum ix86_enitity): Add X86_DIRFLAG.
20595 (enum x86_dirflag_state): New enum.
20596 (NUM_MODES_FOR_MODE_SWITCHING): Add X86_DIRFLAG_ANY.
20597 (machine_function): Remove needs_cld.
20598 (ix86_current_function_needs_cld): Remove.
20599 * config/i386/i386.c (ix86_set_func_type): Set
20600 ix86_optimize_mode_switching[X86_DIRFLAG] to 1.
20601 (ix86_expand_prologue): Do not emit CLD here.
20602 (ix86_dirflag_mode_needed): New function.
20603 (ix86_dirflag_mode_entry): Ditto.
20604 (ix86_mode_needed): Handle X86_DIRFLAG entity.
20605 (ix86_mode_after): Ditto.
20606 (ix86_mode_entry): Ditto.
20607 (ix86_mode_exit): Ditto.
20608 (ix86_emit_mode_set): Ditto.
20609 * config/i386/i386.md (strmov_singleop): Set
20610 ix86_optimize_mode_switching[X86_DIRFLAG] to 1 for TARGET_CLD.
20611 Do not set ix86_current_function_needs_cld.
20613 (strset_singleop): Ditto.
20615 (cmpstrnqi_nz_1): Ditto.
20616 (cmpstrnqi_1): Ditto.
20617 (strlenqi_1): Ditto.
20619 2016-06-06 Jakub Jelinek <jakub@redhat.com>
20621 PR tree-optimization/71259
20622 * tree-vect-slp.c (vect_get_constant_vectors): For
20623 VECTOR_BOOLEAN_TYPE_P, return all ones constant instead of
20624 one for constant op, and use COND_EXPR for non-constant.
20626 2016-06-06 David Malcolm <dmalcolm@redhat.com>
20628 * Makefile.in (OBJS): Add function-tests.o,
20629 hash-map-tests.o, hash-set-tests.o, rtl-tests.o,
20630 selftest-run-tests.o.
20631 (OBJS-libcommon): Add selftest.o.
20632 (OBJS-libcommon-target): Add selftest.o.
20633 (all.internal): Add "selftest".
20634 (all.cross): Likewise.
20635 (selftest): New phony target.
20636 (s-selftest): New target.
20637 (selftest-gdb): New phony target.
20638 (COLLECT2_OBJS): Add selftest.o.
20639 * bitmap.c: Include "selftest.h".
20640 (selftest::test_gc_alloc): New function.
20641 (selftest::test_set_range): New function.
20642 (selftest::test_clear_bit_in_middle): New function.
20643 (selftest::test_copying): New function.
20644 (selftest::test_bitmap_single_bit_set_p): New function.
20645 (selftest::bitmap_c_tests): New function.
20646 * common.opt (fself-test): New.
20647 * diagnostic-show-locus.c: Include "selftest.h".
20648 (make_range): New function.
20649 (test_range_contains_point_for_single_point): New function.
20650 (test_range_contains_point_for_single_line): New function.
20651 (test_range_contains_point_for_multiple_lines): New function.
20652 (assert_eq): New function.
20653 (test_get_line_width_without_trailing_whitespace): New function.
20654 (selftest::diagnostic_show_locus_c_tests): New function.
20655 * et-forest.c: Include "selftest.h".
20656 (selftest::test_single_node): New function.
20657 (selftest::test_simple_tree): New function.
20658 (selftest::test_disconnected_nodes): New function.
20659 (selftest::et_forest_c_tests): New function.
20660 * fold-const.c: Include "selftest.h".
20661 (selftest::assert_binop_folds_to_const): New function.
20662 (selftest::assert_binop_folds_to_nonlvalue): New function.
20663 (selftest::test_arithmetic_folding): New function.
20664 (selftest::fold_const_c_tests): New function.
20665 * function-tests.c: New file.
20666 * gimple.c: Include "selftest.h".
20667 Include "gimple-pretty-print.h".
20668 (selftest::verify_gimple_pp): New function.
20669 (selftest::test_assign_single): New function.
20670 (selftest::test_assign_binop): New function.
20671 (selftest::test_nop_stmt): New function.
20672 (selftest::test_return_stmt): New function.
20673 (selftest::test_return_without_value): New function.
20674 (selftest::gimple_c_tests): New function.
20675 * hash-map-tests.c: New file.
20676 * hash-set-tests.c: New file.
20677 * input.c: Include "selftest.h".
20678 (selftest::assert_loceq): New function.
20679 (selftest::test_accessing_ordinary_linemaps): New function.
20680 (selftest::test_unknown_location): New function.
20681 (selftest::test_builtins): New function.
20682 (selftest::test_reading_source_line): New function.
20683 (selftest::input_c_tests): New function.
20684 * rtl-tests.c: New file.
20685 * selftest-run-tests.c: New file.
20686 * selftest.c: New file.
20687 * selftest.h: New file.
20688 * spellcheck.c: Include "selftest.h".
20689 (selftest::levenshtein_distance_unit_test_oneway): New function,
20690 adapted from testsuite/gcc.dg/plugin/levenshtein_plugin.c.
20691 (selftest::levenshtein_distance_unit_test): Likewise.
20692 (selftest::spellcheck_c_tests): Likewise.
20693 * toplev.c: Include selftest.h.
20694 (toplev::run_self_tests): New.
20695 (toplev::main): Handle -fself-test.
20696 * toplev.h (toplev::run_self_tests): New.
20697 * tree.c: Include "selftest.h".
20698 (selftest::test_integer_constants): New function.
20699 (selftest::test_identifiers): New function.
20700 (selftest::test_labels): New function.
20701 (selftest::tree_c_tests): New function.
20702 * tree-cfg.c: Include "selftest.h".
20703 (selftest::push_fndecl): New function.
20704 (selftest::test_linear_chain): New function.
20705 (selftest::test_diamond): New function.
20706 (selftest::test_fully_connected): New function.
20707 (selftest::tree_cfg_c_tests): New function.
20708 * vec.c: Include "selftest.h".
20709 (selftest::safe_push_range): New function.
20710 (selftest::test_quick_push): New function.
20711 (selftest::test_safe_push): New function.
20712 (selftest::test_truncate): New function.
20713 (selftest::test_safe_grow_cleared): New function.
20714 (selftest::test_pop): New function.
20715 (selftest::test_safe_insert): New function.
20716 (selftest::test_ordered_remove): New function.
20717 (selftest::test_unordered_remove): New function.
20718 (selftest::test_block_remove): New function.
20719 (selftest::reverse_cmp): New function.
20720 (selftest::test_qsort): New function.
20721 (selftest::vec_c_tests): New function.c.
20722 * wide-int.cc: Include selftest.h and wide-int-print.h.
20723 (selftest::from_int <wide_int>): New function.
20724 (selftest::from_int <offset_int>): New function.
20725 (selftest::from_int <widest_int>): New function.
20726 (selftest::assert_deceq): New function.
20727 (selftest::assert_hexeq): New function.
20728 (selftest::test_printing <VALUE_TYPE>): New function template.
20729 (selftest::test_ops <VALUE_TYPE>): New function template.
20730 (selftest::test_comparisons <VALUE_TYPE>): New function template.
20731 (selftest::run_all_wide_int_tests <VALUE_TYPE>): New function
20733 (selftest::wide_int_cc_tests): New function.
20735 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20737 PR middle-end/37780
20738 * ifcvt.c (noce_try_ifelse_collapse): New function.
20740 (noce_process_if_block): Call noce_try_ifelse_collapse.
20741 * simplify-rtx.c (simplify_cond_clz_ctz): New function.
20742 (simplify_ternary_operation): Use the above to simplify
20743 conditional CLZ/CTZ expressions.
20745 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20747 PR middle-end/37780
20748 * config/aarch64/aarch64.md (ctz<mode>2): Convert to
20749 define_insn_and_split.
20751 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20753 PR middle-end/37780
20754 * config/arm/arm.md (ctzsi2): Convert to define_insn_and_split.
20756 2016-06-06 Bernd Edlinger <bernd.edlinger@hotmail.de>
20759 * cfgexpand.c (expand_asm_loc): Remove handling for ADDR_EXPR.
20760 Implicitly clobber memory for basic asm with non-empty assembler
20761 string. Use targetm.md_asm_adjust also here.
20762 * compare-elim.c (arithmetic_flags_clobber_p): Use asm_noperands here.
20763 * final.c (final_scan_insn): Handle basic asm in PARALLEL block.
20764 * gimple.c (gimple_asm_clobbers_memory_p): Handle basic asm with
20765 non-empty assembler string.
20766 * ira.c (compute_regs_asm_clobbered): Use asm_noperands here.
20767 * recog.c (asm_noperands): Handle basic asm in PARALLEL block.
20768 (decode_asm_operands): Handle basic asm in PARALLEL block.
20769 (extract_insn): Handle basic asm in PARALLEL block.
20770 * doc/extend.texi: Mention new behavior of basic asm.
20771 * config/ia64/ia64 (rtx_needs_barrier): Handle ASM_INPUT here.
20772 * config/pa/pa.c (branch_to_delay_slot_p, branch_needs_nop_p,
20773 branch_needs_nop_p): Use asm_noperands.
20775 2016-06-06 Jose E. Marchesi <jose.marchesi@oracle.com>
20777 * config/sparc/sparc.md (cpu): Add niagara7 cpu type.
20778 Include the M7 SPARC DFA scheduler.
20779 New attribute v3pipe.
20780 Annotate insns with v3pipe where appropriate.
20781 Define cpu_feature vis4.
20782 Add lzd instruction type and set it on clzdi_sp64 and clzsi_sp64.
20783 Add (V8QI "8") to vbits.
20784 Add insns {add,sub}v8qi3
20785 Add insns ss{add,sub}v8qi3
20786 Add insns us{add,sub}{v8qi,v4hi}3
20787 Add insns {min,max}{v8qi,v4hi,v2si}3
20788 Add insns {minu,maxu}{v8qi,v4hi,v2si}3
20789 Add insns fpcmp{le,gt,ule,ug,ule,ugt}{8,16,32}_vis.
20790 * config/sparc/niagara4.md: Add a comment explaining the
20791 discrepancy between the documented latenty numbers and the
20793 * config/sparc/niagara7.md: New file.
20794 * configure.ac (HAVE_AS_SPARC5_VIS4): Define if the assembler
20795 supports SPARC5 and VIS 4.0 instructions.
20796 * configure: Regenerate.
20797 * config.in: Likewise.
20798 * config.gcc: niagara7 is a supported cpu in sparc*-*-* targets.
20799 * config/sparc/sol2.h (ASM_CPU32_DEFAUILT_SPEC): Set for
20800 TARGET_CPU_niagara7.
20801 (ASM_CPU64_DEFAULT_SPEC): Likewise.
20802 (CPP_CPU_SPEC): Handle niagara7.
20803 (ASM_CPU_SPEC): Likewise.
20804 * config/sparc/sparc-opts.h (processor_type): Add
20805 PROCESSOR_NIAGARA7.
20806 (mvis4): New option.
20807 * config/sparc/sparc.h (TARGET_CPU_niagara7): Define.
20808 (AS_NIAGARA7_FLAG): Define.
20809 (ASM_CPU64_DEFAULT_SPEC): Set for niagara7.
20810 (CPP_CPU64_DEFAULT_SPEC): Likewise.
20811 (CPP_CPU_SPEC): Handle niagara7.
20812 (ASM_CPU_SPEC): Likewise.
20813 * config/sparc/sparc.c (niagara7_costs): Define.
20814 (sparc_option_override): Handle niagara7 and adjust cache-related
20815 parameters with better values for niagara cpus. Also support VIS4.
20816 (sparc32_initialize_trampoline): Likewise.
20817 (sparc_use_sched_lookahead): Likewise.
20818 (sparc_issue_rate): Likewise.
20819 (sparc_register_move_cost): Likewise.
20820 (dump_target_flag_bits): Support VIS4.
20821 (sparc_vis_init_builtins): Likewise.
20822 (sparc_builtins): Likewise.
20823 * config/sparc/sparc-c.c (sparc_target_macros): Define __VIS__ for
20825 * config/sparc/driver-sparc.c (cpu_names): Add SPARC-M7 and
20827 * config/sparc/sparc.opt (sparc_processor_type): New value
20829 * config/sparc/visintrin.h (__attribute__): Prototypes for the
20831 * doc/invoke.texi (SPARC Options): Document -mcpu=niagara7 and
20833 * doc/extend.texi (SPARC VIS Built-in Functions): Document the
20836 2016-06-06 Jonathan Wakely <jwakely@redhat.com>
20838 * doc/sourcebuild.texi (Directives): Remove extra closing braces.
20840 2016-06-06 Richard Biener <rguenther@suse.de>
20842 PR tree-optimization/71398
20843 * tree-ssa-loop-ivcanon.c (unloop_loops): First unloop, then
20846 2016-06-05 James Bowman <james.bowman@ftdichip.com>
20848 * config/ft32/ft32.c (ft32_setup_incoming_varargs,
20849 ft32_expand_prolog, ft32_expand_epilogue):
20850 Handle pretend_args.
20851 * config/ft32/ft32.h: Remove OUTGOING_REG_PARM_STACK_SPACE.
20852 * config/ft32/ft32.md: Add pretend_returner.
20854 2016-06-06 Uros Bizjak <ubizjak@gmail.com>
20857 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
20858 Copy op1 RTX to avoid invalid sharing.
20859 (ix86_expand_vector_move_misalign): Ditto.
20861 2016-06-05 John David Anglin <danglin@gcc.gnu.org>
20863 * expr.c (move_by_pieces_d::generate): Mark mode parameter with
20866 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
20868 * predict.c (predicted_by_loop_heuristics_p): New function.
20869 (predict_iv_comparison): Use it.
20870 (predict_loops): Walk from innermost loops; do not predict edges
20871 leaving multiple loops multiple times; implement
20872 PRED_LOOP_ITERATIONS_MAX heuristics.
20873 * predict.def (PRED_LOOP_ITERATIONS_MAX): New predictor.
20875 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
20877 * cfg.c (check_bb_profile): Do not report mismatched profiles when
20878 only edges out of BB are EH edges.
20880 2016-06-04 Martin Sebor <msebor@redhat.com>
20881 Marcin Baczyński <marbacz@gmail.com>
20884 * doc/invoke.texi (-Wreturn-type): Mention not warning on return with
20885 a void expression in a void function.
20887 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
20889 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Do not check
20890 aux; dump reasons of decisions.
20891 (should_duplicate_loop_header_p): Likewise.
20892 (do_while_loop_p): Likewise.
20893 (ch_base::copy_headers): Dump asi num insns duplicated.
20895 2016-06-04 Jakub Jelinek <jakub@redhat.com>
20897 PR tree-optimization/71405
20898 * tree-ssa.c (execute_update_addresses_taken): For clobber with
20899 incompatible type, build a new clobber with the right type instead
20900 of building a VIEW_CONVERT_EXPR around it.
20902 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
20904 PR tree-optimization/52171
20905 * config/sh/sh.c (sh_use_by_pieces_infrastructure_p): Use
20906 by_pieces_ninsns instead of move_by_pieces_ninsns.
20908 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
20910 * config/sh/sh.c (sh_print_operand_address): Don't use hardcoded 'r0'
20911 for reg+reg addressing mode.
20913 2016-06-03 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
20915 * rs6000-c.c (c/c-tree.h): Add #include.
20916 (altivec_resolve_overloaded_builtin): Handle ARRAY_TYPE arguments
20917 in C++ when found in the base position of vec_ld or vec_st.
20919 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
20921 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Avoid
20922 use of profile unless profile status is PROFILE_READ.
20923 * profile.c (compute_branch_probabilities): Set profile status
20924 only after reporting predictor hitrates.
20926 2016-06-03 Joseph Myers <joseph@codesourcery.com>
20930 * common.opt (ffp-int-builtin-inexact): New option.
20931 * doc/invoke.texi (-fno-fp-int-builtin-inexact): Document.
20932 * doc/md.texi (floor@var{m}2, btrunc@var{m}2, round@var{m}2)
20933 (ceil@var{m}2): Document dependence on this option.
20934 * ipa-inline-transform.c (inline_call): Handle
20935 flag_fp_int_builtin_inexact.
20936 * ipa-inline.c (can_inline_edge_p): Likewise.
20937 * config/i386/i386.md (rintxf2): Do not test
20938 flag_unsafe_math_optimizations.
20939 (rint<mode>2_frndint): New define_insn.
20940 (rint<mode>2): Do not test flag_unsafe_math_optimizations for 387
20941 or !flag_trapping_math for SSE. Just use gen_rint<mode>2_frndint
20942 for 387 instead of extending and truncating.
20943 (frndintxf2_<rounding>): Test flag_fp_int_builtin_inexact ||
20944 !flag_trapping_math instead of flag_unsafe_math_optimizations.
20945 Change to frndint<mode>2_<rounding>.
20946 (frndintxf2_<rounding>_i387): Likewise. Change to
20947 frndint<mode>2_<rounding>_i387.
20948 (<rounding_insn>xf2): Likewise.
20949 (<rounding_insn><mode>2): Test flag_fp_int_builtin_inexact ||
20950 !flag_trapping_math instead of flag_unsafe_math_optimizations for
20951 x87. Test TARGET_ROUND || !flag_trapping_math ||
20952 flag_fp_int_builtin_inexact instead of !flag_trapping_math for
20953 SSE. Use ROUND_NO_EXC in constant operand of
20954 gen_sse4_1_round<mode>2. Just use gen_frndint<mode>2_<rounding>
20955 for 387 instead of extending and truncating.
20957 2016-06-03 H.J. Lu <hongjiu.lu@intel.com>
20958 Julia Koval <julia.koval@intel.com>
20970 * config/i386/i386-protos.h (ix86_epilogue_uses): New prototype.
20971 * config/i386/i386.c (ix86_conditional_register_usage): Preserve
20972 all registers, except for function return registers if there are
20973 no caller-saved registers.
20974 (ix86_set_func_type): New function.
20975 (ix86_set_current_function): Call ix86_set_func_type to set
20976 no_caller_saved_registers and func_type. Call reinit_regs if
20977 caller-saved registers are changed. Don't allow MPX, SSE, MMX
20978 nor x87 instructions in interrupt handler nor function with
20979 no_caller_saved_registers attribute.
20980 (ix86_function_ok_for_sibcall): Return false if there are no
20981 caller-saved registers.
20982 (type_natural_mode): Don't warn ABI change for MMX in interrupt
20984 (ix86_function_arg_advance): Skip for callee in interrupt handler.
20985 (ix86_function_arg): Return special arguments in interrupt handler.
20986 (ix86_promote_function_mode): Promote pointer to word_mode only
20987 for normal functions.
20988 (ix86_can_use_return_insn_p): Don't use `ret' instruction in
20990 (ix86_epilogue_uses): New function.
20991 (ix86_hard_regno_scratch_ok): Likewise.
20992 (ix86_save_reg): Preserve all registers in interrupt handler
20993 after reload. Preserve all registers, except for function return
20994 registers, if there are no caller-saved registers after reload.
20995 (find_drap_reg): Always use callee-saved register if there are
20996 no caller-saved registers.
20997 (ix86_minimum_incoming_stack_boundary): Return MIN_STACK_BOUNDARY
20998 for interrupt handler.
20999 (ix86_expand_prologue): Don't allow DRAP in interrupt handler.
21000 Emit cld instruction if stringops are used in interrupt handler
21001 or interrupt handler isn't a leaf function.
21002 (ix86_expand_epilogue): Generate interrupt return for interrupt
21003 handler and pop the 'ERROR_CODE' off the stack before interrupt
21004 return in exception handler.
21005 (ix86_expand_call): Disallow calling interrupt handler directly.
21006 If there are no caller-saved registers, mark all registers that
21007 are clobbered by the call which returns as clobbered.
21008 (ix86_handle_no_caller_saved_registers_attribute): New function.
21009 (ix86_handle_interrupt_attribute): Likewise.
21010 (ix86_attribute_table): Add interrupt and no_caller_saved_registers
21012 (TARGET_HARD_REGNO_SCRATCH_OK): Likewise.
21013 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use argument
21014 accumulation in interrupt function if stack may be realigned to
21016 (EPILOGUE_USES): New.
21017 (function_type): New enum.
21018 (machine_function): Add func_type and no_caller_saved_registers.
21019 * config/i386/i386.md (UNSPEC_INTERRUPT_RETURN): New.
21020 (interrupt_return): New pattern.
21021 * doc/extend.texi: Document x86 interrupt and
21022 no_caller_saved_registers attributes.
21024 2016-06-03 Bernd Schmidt <bschmidt@redhat.com>
21026 PR tree-optimization/52171
21027 * builtins.c (expand_cmpstrn_or_cmpmem): Delete, moved elsewhere.
21028 (expand_builtin_memcmp): New arg RESULT_EQ. All callers changed.
21029 Look for constant strings. Move some code to emit_block_cmp_hints
21031 * builtins.def (BUILT_IN_MEMCMP_EQ): New.
21032 * defaults.h (COMPARE_MAX_PIECES): New macro.
21033 * expr.c (move_by_pieces_d, store_by_pieces_d): Remove old structs.
21034 (move_by_pieces_1, store_by_pieces_1, store_by_pieces_2): Remvoe.
21035 (clear_by_pieces_1): Don't declare. Move definition before use.
21036 (can_do_by_pieces): New static function.
21037 (can_move_by_pieces): Use it. Return bool.
21038 (by_pieces_ninsns): Renamed from move_by_pieces_ninsns. New arg
21039 OP. All callers changed. Handle COMPARE_BY_PIECES.
21040 (class pieces_addr); New.
21041 (pieces_addr::pieces_addr, pieces_addr::decide_autoinc,
21042 pieces_addr::adjust, pieces_addr::increment_address,
21043 pieces_addr::maybe_predec, pieces_addr::maybe_postinc): New member
21045 (class op_by_pieces_d): New.
21046 (op_by_pieces_d::op_by_pieces_d, op_by_pieces_d::run): New member
21048 (class move_by_pieces_d, class compare_by_pieces_d,
21049 class store_by_pieces_d): New subclasses of op_by_pieces_d.
21050 (move_by_pieces_d::prepare_mode, move_by_pieces_d::generate,
21051 move_by_pieces_d::finish_endp, store_by_pieces_d::prepare_mode,
21052 store_by_pieces_d::generate, store_by_pieces_d::finish_endp,
21053 compare_by_pieces_d::generate, compare_by_pieces_d::prepare_mode,
21054 compare_by_pieces_d::finish_mode): New member functions.
21055 (compare_by_pieces, emit_block_cmp_via_cmpmem): New static
21057 (expand_cmpstrn_or_cmpmem): Moved here from builtins.c.
21058 (emit_block_cmp_hints): New function.
21059 (move_by_pieces, store_by_pieces, clear_by_pieces): Rewrite to just
21060 use the newly defined classes.
21061 * expr.h (by_pieces_constfn): New typedef.
21062 (can_store_by_pieces, store_by_pieces): Use it in arg declarations.
21063 (emit_block_cmp_hints, expand_cmpstrn_or_cmpmem): Declare.
21064 (move_by_pieces_ninsns): Don't declare.
21065 (can_move_by_pieces): Change return value to bool.
21066 * target.def (TARGET_USE_BY_PIECES_INFRASTRUCTURE_P): Update docs.
21067 (compare_by_pieces_branch_ratio): New hook.
21068 * target.h (enum by_pieces_operation): Add COMPARE_BY_PIECES.
21069 (by_pieces_ninsns): Declare.
21070 * targethooks.c (default_use_by_pieces_infrastructure_p): Handle
21072 (default_compare_by_pieces_branch_ratio): New function.
21073 * targhooks.h (default_compare_by_pieces_branch_ratio): Declare.
21074 * doc/tm.texi.in (STORE_MAX_PIECES, COMPARE_MAX_PIECES): Document.
21075 * doc/tm.texi: Regenerate.
21076 * tree-ssa-strlen.c: Include "builtins.h".
21077 (handle_builtin_memcmp): New static function.
21078 (strlen_optimize_stmt): Call it for BUILT_IN_MEMCMP.
21079 * tree.c (build_common_builtin_nodes): Create __builtin_memcmp_eq.
21081 2016-06-03 Alan Hayward <alan.hayward@arm.com>
21083 * tree-vect-stmts.c (vect_stmt_relevant_p): Do not vectorize non live
21084 relevant stmts which are simple and invariant.
21085 * tree-vect-loop.c (vectorizable_live_operation): Check relevance
21086 instead of simple and invariant
21088 2016-06-03 Alan Hayward <alan.hayward@arm.com>
21090 * tree-vect-loop.c (vect_analyze_loop_operations): Allow live stmts.
21091 (vectorizable_reduction): Check for new relevant state.
21092 (vectorizable_live_operation): vectorize live stmts using
21093 BIT_FIELD_REF. Remove special case for gimple assigns stmts.
21094 * tree-vect-stmts.c (is_simple_and_all_uses_invariant): New function.
21095 (vect_stmt_relevant_p): Check for stmts which are only used live.
21096 (process_use): Use of a stmt does not inherit it's live value.
21097 (vect_mark_stmts_to_be_vectorized): Simplify relevance inheritance.
21098 (vect_analyze_stmt): Check for new relevant state.
21099 * tree-vectorizer.h (vect_relevant): New entry for a stmt which is used
21100 outside the loop, but not inside it.
21102 2016-06-03 Alan Hayward <alan.hayward@arm.com>
21104 * tree-vectorizer.h (vect_get_vec_def_for_operand_1): New.
21105 * tree-vect-stmts.c (vect_get_vec_def_for_operand_1): New.
21106 (vect_get_vec_def_for_operand): Split out code.
21108 2016-06-03 Segher Boessenkool <segher@kernel.crashing.org>
21110 * config/rs6000/rs6000.md (define_peepholes for two mfcr's): Delete.
21112 2016-06-03 Alan Hayward <alan.hayward@arm.com>
21114 * tree-vect-stmts.c (vectorizable_call) Remove GOMP_SIMD_LANE code.
21116 2016-06-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21118 * config/arm/thumb1.md (*thumb1_mulsi3): Fix typos in comment.
21120 2016-06-03 Jakub Jelinek <jakub@redhat.com>
21122 PR middle-end/71387
21123 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): If redirecting
21124 to noreturn e->callee->decl that has void return type and void
21125 arguments, adjust gimple_call_fntype and remove lhs even if it had
21126 previously addressable type.
21128 2016-06-02 Jeff Law <law@redhat.com>
21130 PR tree-optimization/71328
21131 * tree-ssa-threadupdate.c (duplicate_thread_path): Fix off-by-one
21132 error when checking for a jump back onto the copied path.
21134 2016-06-02 David Malcolm <dmalcolm@redhat.com>
21136 * config/microblaze/microblaze.c (get_branch_target): Add return
21137 NULL_RTX for the non-CALL_P case.
21138 (insert_wic_for_ilb_runout): Remove unused local "wic_addr1".
21139 (insert_wic): Remove unused local "j".
21141 2016-06-02 Martin Liska <mliska@suse.cz>
21143 * predict.def: Fix typo in PRED_FORTRAN_FAIL_IO display name.
21145 2016-06-02 H.J. Lu <hongjiu.lu@intel.com>
21146 Julia Koval <julia.koval@intel.com>
21148 * function.c (assign_parm_setup_stack): Force source into a
21149 register if needed.
21150 * target.def (function_incoming_arg): Update documentation to
21151 allow arbitrary address computation based on hard register.
21152 * doc/tm.texi: Regenerated.
21154 2016-06-02 Martin Liska <mliska@suse.cz>
21156 * predict.c (combine_predictions_for_bb): Fix first match in
21157 cases where a first predictor contains more than one occurence
21158 in list of predictors. Take the best value in such case.
21160 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21162 PR rtl-optimization/71295
21163 * rtlanal.c (subreg_get_info): If taking a subreg at the requested
21164 offset would go over the size of the inner mode reject it.
21166 2016-06-02 Jakub Jelinek <jakub@redhat.com>
21168 * config/i386/sse.md (*vec_concatv4si): Use v=v,v instead of
21169 x=x,x and v=v,m instead of x=x,m.
21171 * config/i386/sse.md (*vec_concatv2si_sse4_1): Add avx512dq v=Yv,rm
21172 alternative. Change x=x,x alternative to v=Yv,Yv and x=rm,C
21173 alternative to v=rm,C.
21175 * config/i386/sse.md (*vec_concatv2di): Add x86_avx512dq v=Yv,rm
21176 alternative. Change x=xm,C alternative to v=vm,C, x=x,x alternative
21177 to v=Yv,Yv and x=x,m to v=v,m. Use maybe_evex prefix attribute
21178 instead of vex for the last two above mentioned alternatives.
21180 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21183 * config/arm/arm.c (arm_output_multireg_pop): Guard "pop" on update.
21185 2016-06-02 Segher Boessenkool <segher@kernel.crashing.org>
21187 * config/rs6000/dfp.md (trunctddd2): Correct the "length" attribute.
21189 2016-06-01 David Malcolm <dmalcolm@redhat.com>
21191 * config/rl78/rl78.c (rl78_expand_prologue): Convert local
21192 from int to unsigned.
21194 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
21196 * config/rs6000/vsx.md (vsx_splat_<mode>, V2DI/V2DF): Simplify
21197 alternatives, eliminating preferred register class. Add support
21198 for the MTVSRDD instruction in ISA 3.0.
21199 (vsx_splat_v4si_internal): Use splat_input_operand instead of
21200 reg_or_indexed_operand.
21201 (vsx_splat_v4sf_internal): Likewise.
21203 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
21206 * config/rs6000/vsx.md (xxspltib_<mode>_nosplit): Add alternatives
21207 for loading up all 0's or all 1's.
21209 2016-06-01 Thomas Preud'homme <thomas.preudhomme@arm.com>
21211 * doc/sourcebuild.texi (arm_acq_rel): Document new effective target.
21213 2016-06-01 Eduard Sanou <dhole@openmailbox.org>
21215 * doc/cppenv.texi: Note that the `%s` in `date` is a non-standard
21217 * gcc.c (driver_handle_option): Call set_source_date_epoch_envvar.
21218 * gcc.c (set_source_date_epoch_envvar): New function, sets
21219 the SOURCE_DATE_EPOCH environment variable to the current time.
21221 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
21223 * tree-vect-loop.c (vect_determine_vectorization_factor): Also compute
21224 the factor for live Phi nodes.
21226 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
21228 * loop-dolop.c (doloop_optimize): Us likely max iteration bound.
21229 * tree-parloops.c (parallelize_loops): likewise.
21230 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop,
21231 tree_unswitch_outer_loop): likewise.
21233 2016-06-01 Jakub Jelinek <jakub@redhat.com>
21235 PR middle-end/71371
21236 * gimplify.c (gimplify_omp_for): Temporarily clear gimplify_omp_ctxp
21237 around creation of the temporary.
21239 2016-06-01 Richard Biener <rguenther@suse.de>
21241 PR tree-optimization/71366
21242 * tree-ssa-loop-ivcanon.c (edges_to_remove): New global.
21243 (unloop_loops): Move removing edges here ...
21244 (try_unroll_loop_completely): ... from here.
21245 (try_peel_loop): ... and here.
21246 (tree_unroll_loops_completely_1): Track parent loops via
21247 bitmap of header BBs.
21248 (tree_unroll_loops_completely): Adjust for that.
21250 2016-06-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
21252 * config/rs6000/altivec.h (vec_slv): New macro.
21253 (vec_srv): New macro.
21254 * config/rs6000/altivec.md (UNSPEC_VSLV): New value.
21255 (UNSPEC_VSRV): New value.
21258 * config/rs6000/rs6000-builtin.def (vslv): New builtin definition.
21259 (vsrv): New builtin definition.
21260 * config/rs6000/rs6000-c.c (P9V_BUILTIN_VSLV): Macro expansion to
21261 define argument types for new builtin.
21262 (P9V_BUILTIN_VSRV): Macro expansion to define argument types for
21264 * doc/extend.texi: Document the new vec_vslv and vec_srv built-in
21267 2016-06-01 Uros Bizjak <ubizjak@gmail.com>
21268 Jocelyn Mayer <l_indien@magic.fr>
21271 * config/i386/driver-i386.c (host_detect_local_cpu): Correctly
21272 detect processor family for signature_CENTAUR_ebx.
21273 <case PROCESSOR_I486>: Pass c3, winchip2 or winchip-c6 for
21274 signature_CENTAUR_ebx.
21275 <case PROCESSOR _PENTIUMPRO>: Pass c3-2 for signature_CENTAUR_ebx.
21276 <default>: Pass x86-64 for has_longmode.
21278 2016-06-01 Nathan Sidwell <nathan@acm.org>
21280 * config/nvptx/nvptx.c (nvptx_assemble_undefined_decl): Reject
21283 2016-06-01 Richard Biener <rguenther@suse.de>
21285 PR tree-optimization/71261
21286 * tree-vect-patterns.c (check_bool_pattern): Gather a hash-set
21287 of stmts successfully put in the bool pattern. Remove
21288 single-use restriction.
21289 (adjust_bool_pattern_cast): Add cast at the use site via the
21290 pattern def sequence.
21291 (adjust_bool_pattern): Remove recursion, maintain a hash-map
21292 of patterned defs. Use the pattern def seqence instead of
21293 multiple independent patterns.
21294 (sort_after_uid): New qsort compare function.
21295 (adjust_bool_stmts): New function to process stmts in the bool
21296 pattern in IL order.
21297 (vect_recog_bool_pattern): Adjust.
21298 * tree-if-conv.c (ifcvt_split_def_stmt): Remove.
21299 (ifcvt_walk_pattern_tree): Likewise.
21300 (stmt_is_root_of_bool_pattern): Likewise.
21301 (ifcvt_repair_bool_pattern): Likewise.
21302 (tree_if_conversion): Do not call ifcvt_repair_bool_pattern.
21304 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
21306 * loop-unroll.c (decide_unroll_constant_iterations,
21307 decide_unroll_runtime_iterations, decide_unroll_stupid): Use
21308 likely upper bounds.
21309 * loop-iv.c (find_simple_exit): Dump likely upper bounds.
21311 2016-06-01 Thomas Schwinge <thomas@codesourcery.com>
21313 * tree-core.h (enum omp_clause_code): Remove
21314 OMP_CLAUSE_DEVICE_RESIDENT. Adjust all users.
21316 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21318 * config/arm/sync.md (arm_store_exclusive<mode>):
21319 Use 'H' output modifier on operands[2] rather than creating a new
21320 entry in out-of-bounds memory of the operands array.
21321 (arm_store_release_exclusivedi): Likewise.
21323 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21325 * config/arm/arm.c (arm_fusion_enabled_p): New function.
21326 * config/arm/arm-protos.h (arm_fusion_enabled_p): Declare prototype.
21327 * config/arm/crypto.md (crypto_<crypto_pattern>, CRYPTO_UNARY):
21328 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
21330 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
21332 * tree-vect-loop.c (vect_determine_vectorization_factor): Also take
21333 into account live statements for mask producers.
21335 2016-06-01 Richard Biener <rguenther@suse.de>
21337 PR tree-optimization/71311
21338 * match.pd (@0 < @1 && @0 < @2 -> @0 < min(@1,@2)): Add :c and
21339 restrict to non-INTEGER_CST @0.
21341 2016-06-01 Richard Biener <rguenther@suse.de>
21343 * match.pd ((A & B) - (A & ~B) -> B - (A ^ B)): Add missing :c.
21344 (relational patterns): Use :c to avoid pattern duplications.
21346 2016-06-01 Richard Biener <rguenther@suse.de>
21348 * genmatch.c (comparison_code_p): New predicate.
21349 (swap_tree_comparison): New function.
21350 (commutate): Add for_vec parameter to append new for entries.
21351 Support commutating relational operators by swapping it alongside
21353 (lower_commutative): Adjust.
21354 (dt_simplify::gen): Do not pass artificial operators to gen
21356 (decision_tree::gen): Do not add artificial operators as parameters.
21357 (parser::parse_expr): Verify operator commutativity when :c is
21358 applied. Allow :C to override this.
21359 * match.pd: Adjust patterns to use :C instead of :c where required.
21361 2016-06-01 Patrick Palka <ppalka@gcc.gnu.org>
21363 PR tree-optimization/71077
21364 * tree-ssa-threadedge.c (simplify_control_stmt_condition_1): In
21365 the combining step, use boolean_false_node and boolean_true_node
21366 as the designated false/true return values.
21368 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
21370 * predict.def (PRED_LOOP_EXTRA_EXIT): Define.
21371 * predict.c (predict_iv_comparison): Also check PRED_LOOP_EXTRA_EXIT.
21372 (predict_extra_loop_exits): Use PRED_LOOP_EXTRA_EXIT instead of
21375 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
21377 * doc/invoke.texi (-frename-registers): Drop -fpeel-loops from list
21378 of flags impliying the register renaming.
21379 * toplev.c (process_options): Do not imply flag_rename_registers with
21382 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
21384 * config/sh/sh.h (ASM_OUTPUT_SYMBOL_REF): Remove macro and use the
21385 default implementation.
21387 2016-05-31 Nathan Sidwell <nathan@acm.org>
21389 * dwarf2out.c (cur_line_info_table): Add GTY marker.
21391 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
21393 * config/sh/constraints.md (b): Remove constraint.
21394 * config/sh/predicates.md (arith_reg_operand): Remove
21396 * config/sh/sh-modes.def (PDI): Remove.
21397 * config/sh/sh.c (sh_target_reg_class,
21398 sh_optimize_target_register_callee_saved): Remove functions.
21399 (sh_option_override): Don't set MASK_SAVE_ALL_TARGET_REGS.
21400 (sh_expand_epilogue): Update comment.
21401 (sh_hard_regno_mode_ok, sh_register_move_cost, calc_live_regs,
21402 sh_secondary_reload): Remove TARGET_REGS related code.
21403 * config/sh/sh.h (FIRST_TARGET_REG, LAST_TARGET_REG,
21404 TARGET_REGISTER_P): Remove macros.
21405 (SH_DBX_REGISTER_NUMBER, REG_ALLOC_ORDER): Remove target regs.
21406 * config/sh/sh.md (PR_MEDIA_REG, T_MEDIA_REG, FR23_REG, TR0_REG,
21407 TR1_REG, TR2_REG): Remove constants.
21408 * config/sh/sh.opt (SAVE_ALL_TARGET_REGS): Remove.
21410 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
21412 * config/sh/sh.md (adddi3, subdi3, negdi2, abs<mode>2): Remove
21413 define_expand patterns.
21414 (adddi3_compact): Rename to adddi3.
21415 (subdi3_compact): Rename to subdi3.
21416 (*negdi2): Rename to negdi2.
21417 (*abs<mode>2): Rename to abs<mode>2.
21419 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
21421 * config/rx/rx.md (FETCHOP_NO_MINUS): New code iterator.
21422 (atomic_<fetchop_name>_fetchsi): Extract minus operator into ...
21423 (atomic_sub_fetchsi): ... this new pattern.
21424 (mvtc): Add CC_REG clobber.
21426 2016-05-31 Marek Polacek <polacek@redhat.com>
21428 * gimplify.c (gimplify_switch_expr): Also handle GIMPLE_TRY.
21430 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21432 * config/aarch64/aarch64.c (aarch_macro_fusion_pair_p): Use
21433 aarch64_fusion_enabled_p to check for fusion capabilities.
21435 2016-05-31 Richard Biener <rguenther@suse.de>
21437 PR tree-optimization/71352
21438 * tree-ssa-reassoc.c (zero_one_operation): Handle op equal to
21439 minus one and a negate.
21441 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21443 * config/aarch64/aarch64.c (aarch64_simd_attr_length_move): Delete.
21444 * config/aarch64/aarch64-protos.h (aarch64_simd_attr_length_move):
21446 * config/aarch64/iterators.md (insn_count): Add descriptive comment.
21447 * config/aarch64/aarch64-simd.md (*aarch64_mov<mode>, VSTRUCT modes):
21448 Remove use of aarch64_simd_attr_length_move, set length attribute
21450 (*aarch64_be_movoi): Likewise.
21451 (*aarch64_be_movci): Likewise.
21452 (*aarch64_be_movxi): Likewise.
21454 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
21456 * loop-init.c (gate): Do not enale RTL loop unroller with -fpeel-loops.
21457 It no longer does that.
21458 * toplev.c (process_options): Do not enable flag_web with -fpeel-loops.
21460 2016-05-31 Wladimir J. van der Laan <laanwj@gmail.com>
21462 * config/aarch64/arm_neon.h (vdupb_laneq_s8): Remove spurious
21463 attribute __unused__.
21465 2016-05-31 Thomas Preud'homme <thomas.preudhomme@arm.com>
21467 * config/arm/arm-protos.h (arm_arch_thumb1): Declare.
21468 * config/arm/arm.c (arm_arch_thumb1): Define.
21469 (arm_option_override): Initialize arm_arch_thumb1.
21470 * config/arm/arm.h (arm_arch_thumb1): Declare.
21471 (TARGET_ARM_ARCH_ISA_THUMB): Use arm_arch_thumb to determine if target
21472 support Thumb-1 ISA.
21474 2016-05-31 Kirill Yukhin <kirill.yukhin@intel.com>
21477 * config/i386/sse.md (define_insn_and_split "*vec_extractv4sf_0"): Use
21478 `Yv' for scalar operand.
21480 2016-05-31 Tom de Vries <tom@codesourcery.com>
21482 PR tree-optimization/69068
21483 * graphite-isl-ast-to-gimple.c (copy_bb_and_scalar_dependences): Handle
21484 phis with more than two args.
21486 2016-05-30 Andreas Tobler <andreast@gcc.gnu.org>
21488 * config.gcc: Move hard float support for arm*hf*-*-freebsd* into
21489 armv6*-*-freebsd* for FreeBSD 11. Eliminate the arm*hf*-*-freebsd*
21492 2016-05-30 Jose E. Marchesi <jose.marchesi@oracle.com>
21494 * config.gcc (sparc*-*-*): Support cpu_32, cpu_64, tune_32 and
21496 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
21498 * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Add entries for
21499 cpu_32, cpu_64, tune_32 and tune_64.
21500 * config/sparc/sol2.h (OPTION_DEFAULT_SPECS): Likewise.
21502 2016-05-30 Uros Bizjak <ubizjak@gmail.com>
21504 * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
21506 2016-05-30 Andi Kleen <ak@linux.intel.com>
21508 * auto-profile.c (read_profile): Replace asserts with errors
21509 when file does not exist.
21510 * gcov-io.c (gcov_read_words): Dito.
21512 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
21514 * tree-cfg.c (print_loop): Print likely upper bounds.
21516 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
21518 * doc/invoke.texi (-fpeel-loops,-O3): Update documentation.
21519 * opts.c (default_options): Enable peel loops at -O3.
21520 * tree-ssa-loop-ivcanon.c (peeled_loops): New static var.
21521 (try_peel_loop): Do not re-peel already peeled loops;
21522 use likely upper bounds; fix profile updating.
21523 (pass_complete_unroll::execute): Initialize peeled_loops.
21525 2016-05-30 Martin Liska <mliska@suse.cz>
21527 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Scale
21528 computed costs by frequency of BB they belong to.
21529 (get_scaled_computation_cost_at): New function.
21531 2016-05-30 Alexander Monakov <amonakov@ispras.ru>
21532 Marc Glisse <marc.glisse@inria.fr>
21534 PR tree-optimization/71289
21535 * match.pd (-1 / B < A, A > -1 / B): New transformations.
21537 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
21539 * tree-vect-loop.c (vect_transform_loop): Update likely bounds.
21541 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
21543 * tree-ssa-loop-ivcanon.c (try_peel_loop): Correctly set wont_exit
21544 for peeled copies; avoid underflow when updating estimates; correctly
21545 scale loop profile.
21547 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
21549 * tree-ssa-reassoc.ci (swap_ops_for_binary_stmt): Fix typo from commit
21550 r236875. Corrected oe3 to oe2 as obvious.
21552 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
21554 PR middle-end/71269
21555 PR middle-end/71252
21556 * tree-ssa-reassoc.c (insert_stmt_before_use): Use find_insert_point so
21557 that inserted stmt will not dominate stmts that defines its operand.
21558 (rewrite_expr_tree): Add stmt_to_insert before adding the use stmt.
21559 (rewrite_expr_tree_parallel): Likewise.
21561 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
21563 PR middle-end/71252
21564 * tree-ssa-reassoc.c (swap_ops_for_binary_stmt): Fix swap such that
21565 all fields including stmt_to_insert are swapped.
21567 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
21569 * predict.h (force_edge_cold): Declare.
21570 * predict.c (force_edge_cold): New function.
21571 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Fix profile
21573 (canonicalize_loop_induction_variables): Fix formating.
21575 2016-05-30 Eric Botcazou <ebotcazou@adacore.com>
21577 * config/visium/visium.c (visium_split_double_add): Minor tweaks.
21578 (visium_expand_copysign): Use gen_int_mode directly.
21579 (visium_compute_frame_size): Minor tweaks.
21581 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
21583 * tree-vect-loop.c (vect_analyze_loop_2): Use
21584 likely_max_stmt_executions_int.
21586 2016-05-30 Tom de Vries <tom@codesourcery.com>
21588 PR tree-optimization/69067
21589 * graphite-isl-ast-to-gimple.c (get_def_bb_for_const): Remove assert.
21591 2016-05-29 Uros Bizjak <ubizjak@gmail.com>
21594 * config/i386/sync.md (define_peephole2 atomic_storedi_fpu):
21595 New peepholes to remove unneeded fild/fistp pairs.
21596 (define_peephole2 atomic_loaddi_fpu): Ditto.
21598 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
21600 * predict.c (maybe_hot_frequency_p): Avoid division.
21602 2016-05-28 Gerald Pfeifer <gerald@pfeifer.com>
21604 * doc/install.texi: Use https for shop.fsf.org.
21606 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
21608 * tree-ssa-loop-ivopts.c (estimated_stmt_executions_int): Use
21609 likely_max_stmt_executions_int.
21611 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
21613 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
21614 likely_max_stmt_executions_int.
21616 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
21618 * profile.c (compute_branch_probabilities): Do not report hitrates
21620 (branch_prob): Report hitrates here.
21621 * predict.c (gimple_predict_edge): Do not assert profile status;
21622 fix formatting issues.
21624 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
21626 * predict.c (edge_predicted_by_p): New function.
21627 (predict_paths_for_bb): Do not put multiple predictions of the same type
21630 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
21632 * tree-ssa-loop-niter.c (number_of_iterations_exit): Revert accidental
21635 2016-05-28 Alan Modra <amodra@gmail.com>
21637 * dominance.c (verify_dominators): Don't segfault on NULL imm_bb.
21639 2016-05-28 Alan Modra <amodra@gmail.com>
21641 PR rtl-optimization/71275
21642 * ira.c (ira): Free dominance info.
21644 2016-05-27 Gerald Pfeifer <gerald@pfeifer.com>
21646 * doc/sourcebuild.texi: New address for upstream Go repository.
21648 2016-05-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
21650 * config/arm/arm.h (TARGET_ARM_V6M): Remove.
21651 (TARGET_ARM_V7M): Likewise.
21653 2016-05-26 Jeff Law <law@redhat.com>
21655 * tree-ssa-threadedge.c: Remove include of tree-ssa-threadbackward.h.
21656 (thread_across_edge): Remove calls to find_jump_threads_backwards.
21657 * passes.def: Add jump threading passes before DOM/VRP.
21658 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Change
21659 argument to a basic block from an edge. Remove tests which are
21661 (pass_data_thread_jumps, class pass_thread_jumps): New.
21662 (pass_thread_jumps::gate, pass_thread_jumps::execute): New.
21663 (make_pass_thread_jumps): Likewise.
21664 * tree-pass.h (make_pass_thread_jumps): Declare.
21666 2016-05-27 Eric Botcazou <ebotcazou@adacore.com>
21668 * config/visium/visium-protos.h (split_double_move): Rename into...
21669 (visium_split_double_move): ...this.
21670 (visium_split_double_add): Declare.
21671 * config/visium/visium.c (split_double_move): Rename into...
21672 (visium_split_double_move): ...this.
21673 (visium_split_double_add): New function.
21674 (visium_expand_copysign): Renumber operands for consistency.
21675 * config/visium/visium.md (DImode move splitter): Adjust to renaming.
21676 (DFmode move splitter): Likewise.
21677 (*addi3_insn): Split by means of visium_split_double_add.
21678 (*adddi3_insn_flags): Delete.
21679 (*plus_plus_sltu<subst_arith>): New insn.
21680 (*subdi3_insn): Split by means of visium_split_double_add.
21681 (subdi3_insn_flags): Delete.
21682 (*minus_minus_sltu<subst_arith>): New insn.
21683 (*negdi2_insn): Split by means of visium_split_double_add.
21684 (*negdi2_insn_flags): Delete.
21686 2016-05-27 Ulrich Weigand <uweigand@de.ibm.com>
21688 * configure.ac: Treat a --with-headers option without argument
21689 the same as the default (i.e. consult sys-include directory).
21690 * configure: Regenerate.
21692 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21694 * config/aarch64/aarch64.c (aarch64_fusion_enabled_p): New function.
21695 * config/aarch64/aarch64-protos.h (aarch64_fusion_enabled_p): Declare
21697 * config/aarch64/aarch64-simd.md (aarch64_crypto_aes<aesmc_op>v16qi):
21698 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
21700 2016-05-27 Jiong Wang <jiong.wang@arm.com>
21703 * config/aarch64/aarch64.c (aarch64_expand_builtin_va_start): Honor
21704 tree-stdarg analysis results.
21705 (aarch64_setup_incoming_varargs): Likewise.
21707 2016-05-27 Jiong Wang <jiong.wang@arm.com>
21709 * config/aarch64/aarch64.c (aarch64_build_builtin_va_list): Initialize
21710 va_list_gpr_counter_field and va_list_fpr_counter_field.
21712 2016-05-27 Wilco Dijkstra <wdijkstr@arm.com>
21715 * config/aarch64/aarch64.h (CANNOT_CHANGE_MODE_CLASS): Remove.
21716 * config/aarch64/aarch64.c
21717 (aarch64_cannot_change_mode_class): Remove function.
21718 * config/aarch64/aarch64-protos.h
21719 (aarch64_cannot_change_mode_class): Remove.
21721 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
21723 * cfgloop.c (record_niter_bound): Record likely upper bounds.
21724 (likely_max_stmt_executions_int, get_likely_max_loop_iterations,
21725 get_likely_max_loop_iterations_int): New.
21726 * cfgloop.h (struct loop): Add nb_iterations_likely_upper_bound,
21727 any_likely_upper_bound.
21728 (get_likely_max_loop_iterations_int, get_likely_max_loop_iterations):
21730 * cfgloopmanip.c (copy_loop_info): Copy likely upper bounds.
21731 * loop-unroll.c (unroll_loop_constant_iterations): Update likely
21733 (unroll_loop_constant_iterations): Likewise.
21734 (unroll_loop_runtime_iterations): Likewise.
21735 * lto-streamer-in.c (input_cfg): Stream likely upper bounds.
21736 * lto-streamer-out.c (output_cfg): Likewise.
21737 * tree-ssa-loop-ivcanon.c (try_peel_loop): Update likely upper
21739 (canonicalize_loop_induction_variables): Dump likely upper bounds.
21740 * tree-ssa-loop-niter.c (record_estimate): Record likely upper bounds.
21741 (likely_max_loop_iterations): New.
21742 (likely_max_loop_iterations_int): New.
21743 (likely_max_stmt_executions): New.
21744 * tree-ssa-loop-niter.h (likely_max_loop_iterations,
21745 likely_max_loop_iterations_int, likely_max_stmt_executions_int,
21746 likely_max_stmt_executions): Declare.
21748 2016-05-27 Marek Polacek <polacek@redhat.com>
21750 PR middle-end/71308
21751 * gimple-fold.c (gimple_fold_call): Check that LHS is not null.
21753 2016-05-27 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21755 * config/s390/s390.md (2x risbg splitters): Use
21756 reg_overlap_mentioned_p instead of rtx_equal_p.
21758 2016-05-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
21760 * combine.c (make_compound_operation): Take known zero bits into
21761 account when checking for possible zero_extend.
21763 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21765 * config/aarch64/aarch64.md (ashl<mode>3, SHORT modes):
21766 Use const_int_operand for operand 2 predicate. Simplify expand code
21769 2016-05-27 Ilya Enkovich <ilya.enkovich@intel.com>
21771 PR middle-end/71279
21772 * fold-const.c (fold_ternary_loc): Don't fold VEC_COND_EXPR
21775 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21777 * config/aarch64/aarch64-modes.def (CC_ZESWP, CC_SESWP): Delete.
21778 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Remove condition
21779 that returns CC_SESWPmode and CC_ZESWPmode.
21780 (aarch64_get_condition_code_1): Remove handling of CC_SESWPmode
21782 (aarch64_rtx_costs): Likewise.
21784 2016-05-26 Michael Meissner <meissner@linux.vnet.ibm.com>
21786 * config/rs6000/rs6000.c (rs6000_emit_p9_fp_minmax): New function
21787 for ISA 3.0 min/max support.
21788 (rs6000_emit_p9_fp_cmove): New function for ISA 3.0 floating point
21789 conditional move support.
21790 (rs6000_emit_cmove): Call rs6000_emit_p9_fp_minmax and
21791 rs6000_emit_p9_fp_cmove if the ISA 3.0 instructions are
21793 * config/rs6000/rs6000.md (SFDF2): New iterator to allow doing
21794 conditional moves where the comparison type is different from move
21796 (fp_minmax): New code iterator for smin/smax.
21797 (minmax): New code attributes for min/max.
21798 (SMINMAX): Likewise.
21799 (smax<mode>3): Combine min, max insns into one insn using the
21800 fp_minmax code iterator. Add support for ISA 3.0 min/max
21801 instructions that don't need -ffast-math.
21802 (s<minmax><mode>3): Likewise.
21803 (smax<mode>3_vsx): Likewise.
21804 (smin<mode>3): Likewise.
21805 (s<minmax><mode>3_vsx): Likewise.
21806 (smin<mode>3_vsx): Likewise.
21807 (pre-VSX min/max splitters): Likewise.
21808 (s<minmax><mode>3_fpr): Likewise.
21809 (movsfcc): Rewrite floating point conditional moves to combine
21810 SFmode/DFmode into a single insn.
21811 (mov<mode>cc): Likewise.
21812 (movdfcc): Likewise.
21813 (fselsfsf4): Combine FSEL cases into a single insn, using SFDF and
21814 SFDF2 iterators to handle all combinations.
21815 (fseldfsf4): Likewise.
21816 (fsel<SFDF:mode><SFDF2:mode>4): Likewise.
21817 (fseldfdf4): Likewise.
21818 (fselsfdf4): Likewise.
21819 (mov<SFDF:mode><SFDF2:mode>cc_p9): Add support for the ISA 3.0
21820 comparison instructions that set a 0/-1 mask, and use it for
21821 floating point conditional move via XXSEL.
21822 (fpmask<mode>): Likewise.
21823 (xxsel<mode>): Likewise.
21824 * config/rs6000/predicates.md (min_max_operator): Delete, no
21826 (fpmask_comparison_operaton): New insn for ISA 3.0 comparison
21827 instructions that generate a 0/-1 mask for use with XXSEL.
21828 * config/rs6000/rs6000.h (TARGET_MINMAX_SF): New helper macros to
21829 say whether floating point min/max is available, either through
21830 FSEL, ISA 2.06 min/max, and ISA 3.0 min/max instrucitons.
21831 (TARGET_MINMAX_DF): Likewise.
21833 2016-05-27 Alan Modra <amodra@gmail.com>
21835 PR rtl-optimization/71275
21836 * ira.c (ira): Call loop_optimizer_init to set up bb_loop_depth
21837 for update_equiv_regs and combine_and_move_insns.
21839 2016-05-26 Uros Bizjak <ubizjak@gmail.com>
21841 * config/i386/i386.md (*movqi_internal) <attr "isa">: Use
21842 if_then_else or cond RTXes to calculate attribute value.
21843 * config/i386/mmx.md (*vec_extractv2sf_1) <attr "prefix_rep">: Ditto.
21844 <attr "length_immediate>: Ditto.
21845 (*vec_extractv2sf_1) <attr "length_immediate">: Ditto.
21846 * config/i386/sse.md (sse_loadlps) <attr "length_immediate">: Ditto.
21847 (*vec_concatv2sf_sse4_1) <attr "isa">: Ditto.
21848 <attr "type">: Ditto.
21849 <attr "prefix_data16">: Ditto.
21850 <attr "prefix_extra">: Ditto.
21851 <attr "length_immediate">: Ditto.
21852 <attr "prefix">: Ditto.
21853 (vec_set<mode>_0) <attr "isa">: Ditto.
21854 <attr "prefix_extra">: Ditto.
21855 <attr "length_immediate">: Ditto.
21856 <attr "prefix">: Ditto.
21857 (*vec_interleave_highv2df) <attr "prefix_data16">: Ditto.
21858 (*vec_interleave_lowv2df) <attr "prefix_data16">: Ditto.
21859 (sse2_storelpd) <attr "prefix_data16">: Ditto.
21860 (sse2_loadhpd) <attr "prefix_data16">: Ditto.
21861 (sse2_loadlpd) <attr "prefix_data16">: Ditto.
21862 <attr "length_immediate">: Ditto.
21863 <attr "prefix">: Ditto.
21864 (sse2_movsd) <attr "length_immediate">: Ditto.
21865 <attr "prefix">: Ditto.
21866 (vec_concatv2df) <attr "isa">: Ditto.
21867 <attr "prefix">: Ditto.
21868 (*vec_extractv4si) <attr "prefix_extra">: Ditto.
21869 (*vec_extractv2di_1) <attr "isa">: Ditto.
21870 <attr "type">: Ditto.
21871 <attr "length_immediate">: Ditto.
21872 <attr "prefix_rex">: Ditto.
21873 <attr "prefix_extra">: Ditto.
21874 (*vec_concatv2si_sse4_1) <attr "type">: Ditto.
21875 <attr "prefix_extra">: Ditto.
21876 <attr "length_immediate">: Ditto.
21877 (vec_concatv2di) <attr "isa">: Ditto.
21878 <attr "prefix_extra">: Ditto.
21879 <attr "length_immediate">: Ditto.
21880 <attr "prefix">: Ditto.
21882 2016-05-26 Martin Liska <mliska@suse.cz>
21884 * tree-ssa-loop-ivopts.c (comp_cost::infinite_cost_p): New
21886 (operator+): Likewise.
21887 (operator-): Likewise.
21888 (comp_cost::operator+=): Likewise.
21889 (comp_cost::operator-=): Likewise.
21890 (comp_cost::operator/=): Likewise.
21891 (comp_cost::operator*=): Likewise.
21892 (operator<): Likewise.
21893 (operator==): Likewise.
21894 (operator<=): Likewise.
21895 (new_cost): Remove.
21896 (infinite_cost_p): Likewise.
21897 (add_costs): Likewise.
21898 (sub_costs): Likewise.
21899 (compare_costs): Likewise.
21900 (set_group_iv_cost): Use the newly introduced functions.
21901 (get_address_cost): Likewise.
21902 (get_shiftadd_cost): Likewise.
21903 (force_expr_to_var_cost): Likewise.
21904 (split_address_cost): Likewise.
21905 (ptr_difference_cost): Likewise.
21906 (difference_cost): Likewise.
21907 (get_computation_cost_at): Likewise.
21908 (determine_group_iv_cost_generic): Likewise.
21909 (determine_group_iv_cost_address): Likewise.
21910 (determine_group_iv_cost_cond): Likewise.
21911 (autoinc_possible_for_pair): Likewise.
21912 (determine_group_iv_costs): Likewise.
21913 (cheaper_cost_pair): Likewise.
21914 (iv_ca_recount_cost): Likewise.
21915 (iv_ca_set_no_cp): Likewise.
21916 (iv_ca_set_cp): Likewise.
21917 (iv_ca_cost): Likewise.
21918 (iv_ca_new): Likewise.
21919 (iv_ca_dump): Likewise.
21920 (iv_ca_narrow): Likewise.
21921 (iv_ca_prune): Likewise.
21922 (iv_ca_replace): Likewise.
21923 (try_add_cand_for): Likewise.
21924 (try_improve_iv_set): Likewise.
21925 (find_optimal_iv_set): Likewise.
21927 2016-05-26 Richard Sandiford <richard.sandiford@arm.com>
21929 * tree-ssa-loop-ivopts.c (loop_body_includes_call): Don't assume
21930 that internal functions will clobber all caller-saved registers.
21932 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
21934 * config/aarch64/aarch64.c (aarch64_case_values_threshold):
21935 Return a better case_values_threshold when optimizing.
21937 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
21939 * config/aarch64/aarch64-simd.md (aarch64_combinez):
21940 Add ? to integer variant.
21941 (aarch64_combinez_be): Likewise.
21943 2016-05-26 Jakub Jelinek <jakub@redhat.com>
21945 * config/i386/sse.md (*vcvtps2ph_store<mask_name>): Use v constraint
21946 instead of x constraint.
21947 (vcvtps2ph256<mask_name>): Likewise.
21949 * config/i386/sse.md (*ssse3_palignr<mode>_perm): Add avx512bw
21950 alternative. Formatting fix.
21952 * config/i386/sse.md
21953 (<mask_codefor>avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Rename
21955 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>): ... this.
21956 (*avx_vperm_broadcast_v4sf): Use v constraint instead of x. Use
21957 maybe_evex prefix instead of vex.
21958 (*avx_vperm_broadcast_<mode>): Use v constraint instead of x. Handle
21959 EXT_REX_SSE_REG_P (op0) case in the splitter.
21961 2016-05-25 Jeff Law <law@redhat.com>
21963 PR tree-optimization/71272
21964 * tree-ssa-threadbackward.c (convert_and_register_jump_thread_path):
21965 Update comments. Add test for empty path.
21967 2016-05-25 Bill Seurer <seurer@linux.vnet.ibm.com>
21969 * config/rs6000/altivec.h (vec_cmpne): Add #define for vec_cmpne.
21970 * config/rs6000/rs6000-builtin.def (vec_cmpne): Add vec_cmpne as a
21971 special case builtin.
21972 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
21973 code for ALTIVEC_BUILTIN_VEC_CMPNE.
21974 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
21975 for __builtin_vec_cmpne.
21977 2016-05-25 Eric Botcazou <ebotcazou@adacore.com>
21979 * tree-ssa-phiopt.c (factor_out_conditional_conversion): Remove
21980 redundant test and bail out if the type of the new operand is not
21981 a GIMPLE register type after stripping a VIEW_CONVERT_EXPR.
21983 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
21985 * config/i386/i386.opt (ix86_target_flags_explicit): Remove.
21986 (x_ix86_target_flags_explicit): Remove.
21987 * config/i386/i386.c (ix86_function_specific_save): Do not copy
21988 x_ix86_target_flags_explicit.
21989 (ix86_function_specific_restore): Ditto.
21991 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
21992 H.J. Lu <hongjiu.lu@intel.com>
21995 * common/config/i386/i386-common.c
21996 (OPTION_MASK_ISA_GENERAL_REGS_ONLY_UNSET): New.
21997 (ix86_handle_option) <case OPT_mgeneral_regs_only>: Disable
21998 MPX, MMX, SSE and x87 instructions for -mgeneral-regs-only.
21999 * config/i386/i386.opt (ix86_target_flags): Add new Variable.
22000 (-mgeneral-regs-only): Add new option.
22001 * config/i386/i386.c (ix86_option_override_internal): Don't enable
22002 x87 instructions if only general registers are allowed.
22003 (ix86_target_string): Add ix86_flags argument. Handle additional
22004 flags options through ix86_flags argument. Update all callers.
22005 * doc/invoke.texi (x86 Options): Document -mgeneral-regs-only.
22007 2016-05-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22009 PR rtl-optimization/66940
22010 * ifcvt.c (noce_get_alt_condition): Check that incrementing or
22011 decrementing desired_val will not overflow before performing these
22014 2016-05-25 Ilya Verbin <ilya.verbin@intel.com>
22016 * config/i386/i386-builtin-types.def: Add V16SI_FTYPE_V16SF,
22017 V8DF_FTYPE_V8DF_ROUND, V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND.
22018 * config/i386/i386.c (enum ix86_builtins): Add
22019 IX86_BUILTIN_CVTPS2DQ512_MASK, IX86_BUILTIN_FLOORPS512,
22020 IX86_BUILTIN_FLOORPD512, IX86_BUILTIN_CEILPS512, IX86_BUILTIN_CEILPD512,
22021 IX86_BUILTIN_TRUNCPS512, IX86_BUILTIN_TRUNCPD512,
22022 IX86_BUILTIN_CVTPS2DQ512, IX86_BUILTIN_VEC_PACK_SFIX512,
22023 IX86_BUILTIN_FLOORPS_SFIX512, IX86_BUILTIN_CEILPS_SFIX512,
22024 IX86_BUILTIN_ROUNDPS_AZ_SFIX512.
22025 (builtin_description bdesc_args): Add __builtin_ia32_floorps512,
22026 __builtin_ia32_ceilps512, __builtin_ia32_truncps512,
22027 __builtin_ia32_floorpd512, __builtin_ia32_ceilpd512,
22028 __builtin_ia32_truncpd512, __builtin_ia32_cvtps2dq512,
22029 __builtin_ia32_vec_pack_sfix512, __builtin_ia32_roundps_az_sfix512,
22030 __builtin_ia32_floorps_sfix512, __builtin_ia32_ceilps_sfix512.
22031 Change IX86_BUILTIN_CVTPS2DQ512 to IX86_BUILTIN_CVTPS2DQ512_MASK for
22032 __builtin_ia32_cvtps2dq512_mask.
22033 (ix86_expand_args_builtin): Handle V8DF_FTYPE_V8DF_ROUND,
22034 V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF.
22035 (ix86_builtin_vectorized_function): Handle builtins mentioned above.
22036 * config/i386/sse.md
22037 (<mask_codefor>avx512f_fix_notruncv16sfv16si<mask_name><round_name>):
22039 (avx512f_fix_notruncv16sfv16si<mask_name><round_name>): ... this.
22040 (<mask_codefor>avx512f_cvtpd2dq512<mask_name><round_name>): Rename
22042 (avx512f_cvtpd2dq512<mask_name><round_name>): ... this.
22043 (avx512f_vec_pack_sfix_v8df): New define_expand.
22044 (avx512f_roundpd512): Rename to ...
22045 (avx512f_round<castmode>512): ... this. Change iterator.
22046 (avx512f_roundps512_sfix): New define_expand.
22047 (round<mode>2_sfix): Change iterator.
22049 2016-05-25 Nick Clifton <nickc@redhat.com>
22051 * config/msp430/msp430.c (msp430_attr): Produce an error if a
22052 static interrupt handler is detected.
22053 * config/msp430/msp430.h (LIB_SPEC): Do not use msp430.ld as the
22054 default linker script.
22055 * config/msp430/msp430.md (movpsihi2_lo): New pattern for loading
22056 the low part of a symbolic pointer.
22058 2016-05-25 Richard Biener <rguenther@suse.de>
22060 PR tree-optimization/71261
22061 * tree-if-conv.c (ifcvt_split_def_stmt): Walk uses on the
22062 interesting stmt instead of immediate uses when looking
22063 for the use operand to replace.
22065 2016-05-25 Martin Liska <mliska@suse.cz>
22067 * ipa-inline.c (edge_badness): Use 'w/' instead of 'w'.
22069 2016-05-25 Richard Biener <rguenther@suse.de>
22071 PR tree-optimization/71264
22072 * tree-vect-stmts.c (vect_init_vector): Properly deal with
22075 2016-05-25 Martin Liska <mliska@suse.cz>
22077 PR tree-optimization/71239
22078 * tree.c (array_at_struct_end_p): Do not call operand_equal_p
22079 if DECL_SIZE is NULL.
22081 2016-05-25 Richard Biener <rguenther@suse.de>
22083 * timevar.def (TV_TREE_LOOP_IFCVT): Add.
22084 * tree-if-conv.c (pass_data_if_conversion): Use it.
22086 2016-05-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
22088 * cgraph.c (cgraph_node::get_availability): Fix typo in comment.
22089 * symtab.c (symtab_node::binds_to_current_def_p): Likewise.
22090 * varpool.c (varpool_node::get_availability): Likewise.
22092 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
22094 * config/rs6000/altivec.md (VNEG iterator): New iterator for
22095 VNEGW/VNEGD instructions.
22096 (p9_neg<mode>2): New insns for ISA 3.0 VNEGW/VNEGD.
22097 (neg<mode>2): Add expander for V2DImode added in ISA 2.07, and
22098 support for ISA 3.0 VNEGW/VNEGD instructions.
22100 2016-05-24 Cesar Philippidis <cesar@codesourcery.com>
22102 * gimplify.c (omp_notice_variable): Use zero-length arrays for data
22103 pointers inside OACC_DATA regions.
22104 (gimplify_scan_omp_clauses): Prune firstprivate clause associated
22105 with OACC_DATA, OACC_ENTER_DATA and OACC_EXIT data regions.
22106 (gimplify_adjust_omp_clauses): Fix typo in comment.
22108 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
22110 * config/rs6000/altivec.md (VParity): New mode iterator for vector
22111 parity built-in functions.
22112 (p9v_ctz<mode>2): Add support for ISA 3.0 vector count trailing
22114 (p9v_parity<mode>2): Likewise.
22115 * config/rs6000/vector.md (VEC_IP): New mode iterator for vector
22117 (ctz<mode>2): ISA 3.0 expander for vector count trailing zeros.
22118 (parity<mode>2): ISA 3.0 expander for vector parity.
22119 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_1): New macros for
22121 (BU_P9_64BIT_MISC_0): Likewise.
22122 (BU_P9_MISC_0): Likewise.
22123 (BU_P9V_AV_1): Likewise.
22124 (BU_P9V_AV_2): Likewise.
22125 (BU_P9V_AV_3): Likewise.
22126 (BU_P9V_AV_P): Likewise.
22127 (BU_P9V_VSX_1): Likewise.
22128 (BU_P9V_OVERLOAD_1): Likewise.
22129 (BU_P9V_OVERLOAD_2): Likewise.
22130 (BU_P9V_OVERLOAD_3): Likewise.
22131 (VCTZB): Add vector count trailing zeros support.
22135 (VPRTYBD): Add vector parity support.
22136 (VPRTYBQ): Likewise.
22137 (VPRTYBW): Likewise.
22138 (VCTZ): Add overloaded vector count trailing zeros support.
22139 (VPRTYB): Add overloaded vector parity support.
22140 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
22141 overloaded vector count trailing zeros and parity instructions.
22142 * config/rs6000/rs6000.md (wd mode attribute): Add V1TI and TI for
22143 vector parity support.
22144 * config/rs6000/altivec.h (vec_vctz): Add ISA 3.0 vector count
22145 trailing zeros support.
22146 (vec_cntlz): Likewise.
22147 (vec_vctzb): Likewise.
22148 (vec_vctzd): Likewise.
22149 (vec_vctzh): Likewise.
22150 (vec_vctzw): Likewise.
22151 (vec_vprtyb): Add ISA 3.0 vector parity support.
22152 (vec_vprtybd): Likewise.
22153 (vec_vprtybw): Likewise.
22154 (vec_vprtybq): Likewise.
22155 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
22156 the ISA 3.0 vector count trailing zeros and vector parity built-in
22159 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
22161 * tree-ssa-reassoc.c (sort_by_operand_rank): Skip checking gimple_bb
22162 when there is stmt_to_insert.
22164 2016-05-24 Martin Sebor <msebor@redhat.com>
22167 * tree.h (complete_or_array_type_p): New inline function.
22169 2016-05-24 Jakub Jelinek <jakub@redhat.com>
22171 * config/i386/i386.h (TARGET_AVOID_4BYTE_PREFIXES): Define.
22172 * config/i386/constraints.md (Yr): Test TARGET_AVOID_4BYTE_PREFIXES
22173 rather than X86_TUNE_AVOID_4BYTE_PREFIXES.
22175 * config/i386/sse.md (<sse4_1>_round<ssemodesuffix><avxsizesuffix>):
22176 Limit 1st alternative to noavx isa, split 2nd alternative into one
22177 noavx and one avx alternative, use *x and Bm in the former and
22178 x and m in the latter.
22180 * config/i386/sse.md (vec_set<mode>_0): Use sse4_noavx isa instead
22181 of sse4 for the first alternative, drop %v from the template
22182 and d operand modifier. Split second alternative into one sse4_noavx
22183 and one avx alternative, use *x instead of *v in the former and v
22184 instead of *v in the latter.
22185 (*sse4_1_extractps): Use noavx isa instead of * for the first
22186 alternative, drop %v from the template. Split second alternative into
22187 one noavx and one avx alternative, use *x instead of *v in the
22188 former and v instead of *v in the latter.
22189 (<vi8_sse4_1_avx2_avx512>_movntdqa): Guard the first 2 alternatives
22190 with noavx and the last one with avx.
22191 (sse4_1_phminposuw): Guard first alternative with noavx isa,
22192 split the second one into one noavx and one avx alternative,
22193 use *x and Bm in the former and x and m in the latter one.
22194 (<sse4_1>_ptest<mode>): Use noavx instead of * for the first two
22197 * config/i386/sse.md (sse4_1_<code>v8qiv8hi2<mask_name>): Limit
22198 first two alternatives to noavx, use *x instead of *v in the second
22199 one, add avx alternative without *.
22200 (sse4_1_<code>v4qiv4si2<mask_name>, sse4_1_<code>v4hiv4si2<mask_name>,
22201 sse4_1_<code>v2qiv2di2<mask_name>, sse4_1_<code>v2hiv2di2<mask_name>,
22202 sse4_1_<code>v2siv2di2<mask_name>): Likewise.
22204 2016-05-24 Jeff Law <law@redhat.com>
22206 * tree-ssa-threadbackwards.c (convert_and_register_jump_thread_path):
22207 New function, extracted from...
22208 (fsm_find_control_statement_thread_paths): Here. Use the new function.
22209 Allow simple copies and constant initializations in the SSA chain.
22211 2016-05-24 Marek Polacek <polacek@redhat.com>
22214 * gimplify.c (gimplify_switch_expr): Look into the innermost lexical
22217 2016-05-24 Jakub Jelinek <jakub@redhat.com>
22220 * tree-vect-stmts.c (vectorizable_simd_clone_call): Handle
22221 SIMD_CLONE_ARG_TYPE_LINEAR_REF_CONSTANT_STEP like
22222 SIMD_CLONE_ARG_TYPE_LINEAR_CONSTANT_STEP. Add
22223 SIMD_CLONE_ARG_TYPE_LINEAR_VAL_CONSTANT_STEP and
22224 SIMD_CLONE_ARG_TYPE_LINEAR_UVAL_CONSTANT_STEP cases explicitly.
22226 2016-05-24 Richard Biener <rguenther@suse.de>
22228 PR tree-optimization/71240
22229 * tree-ssa-math-opts.c (init_symbolic_number): Verify the source
22232 2016-05-24 Richard Biener <rguenther@suse.de>
22234 PR tree-optimization/71230
22235 * tree-ssa-reassoc.c (zero_one_operation): Handle negate special ops.
22237 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
22239 * tree-vectorizer.h (vectorizable_comparison): Delete.
22240 * tree-vect-loop.c (vectorizable_reduction): Remove redundant
22241 PURE_SLP_STMT check.
22242 * tree-vect-stmts.c (vectorizable_call): Likewise.
22243 (vectorizable_simd_clone_call): Likewise.
22244 (vectorizable_conversion): Likewise.
22245 (vectorizable_assignment): Likewise.
22246 (vectorizable_shift): Likewise.
22247 (vectorizable_operation): Likewise.
22248 (vectorizable_load): Likewise.
22249 (vectorizable_condition): Likewise.
22250 (vectorizable_store): Likewise. Assert that we don't have
22252 (vectorizable_comparison): Make static. Remove redundant
22253 PURE_SLP_STMT check.
22254 (vect_transform_stmt): Assert that we always have an slp_node
22257 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22259 * config/arm/neon.md (ashldi3_neon): Replace comparison of INTVAL of
22260 operands[2] against 1 with comparison against CONST1_RTX.
22261 (<shift>di3_neon): Likewise.
22262 * config/arm/predicates.md (const0_operand): Replace with comparison
22263 against CONST0_RTX.
22265 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22267 * config/arm/arm.md (ashldi3): Replace comparison of INTVAL of
22268 operands[2] against 1 with comparison against CONST1_RTX.
22269 (ashrdi3): Likewise.
22270 (lshrdi3): Likewise.
22271 (ashlsi3): Replace cast of INTVAL to unsigned HOST_WIDE_INT with
22273 (ashrsi3): Likewise.
22274 (lshrsi3): Likewise.
22275 (rotrsi3): Likewise.
22276 (define_split above *compareqi_eq0): Likewise.
22277 (define_split above "prologue"): Likewise.
22278 * config/arm/arm.c (thumb1_size_rtx_costs): Likewise.
22279 * config/arm/predicates.md (shift_operator): Likewise.
22280 (shift_nomul_operator): Likewise.
22281 (sat_shift_operator): Likewise.
22282 (thumb1_cmp_operand): Likewise.
22283 (const_neon_scalar_shift_amount_operand): Replace manual range
22284 check with IN_RANGE.
22285 * config/arm/thumb1.md (define_peephole2 above *thumb_subdi3):
22286 Replace cast of INTVAL to unsigned HOST_WIDE_INT with UINTVAL.
22288 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22290 * config/arm/arm.md (andsi3): Replace cast of 1 to HOST_WIDE_INT
22291 with HOST_WIDE_INT_1.
22293 * config/arm/arm.c (optimal_immediate_sequence): Replace cast of
22294 1 to unsigned HOST_WIDE_INT with HOST_WIDE_INT_1U.
22295 (arm_canonicalize_comparison): Likewise.
22296 (thumb1_rtx_costs): Replace cast of 1 to HOST_WIDE_INT with
22298 (thumb1_size_rtx_costs): Likewise.
22299 (vfp_const_double_index): Replace cast of 1 to unsigned
22300 HOST_WIDE_INT with HOST_WIDE_INT_1U.
22301 (get_jump_table_size): Replace cast of 1 to HOST_WIDE_INT with
22303 (arm_asan_shadow_offset): Replace cast of 1 to unsigned
22304 HOST_WIDE_INT with HOST_WIDE_INT_1U.
22305 * config/arm/neon.md (vec_set<mode>): Replace cast of 1 to
22306 HOST_WIDE_INT with HOST_WIDE_INT_1.
22308 2016-05-24 Marek Polacek <polacek@redhat.com>
22310 * tree-cfg.h (should_remove_lhs_p): New predicate.
22311 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Use it.
22312 * gimplify.c (gimplify_modify_expr): Likewise.
22313 * tree-cfg.c (verify_gimple_call): Likewise.
22314 * tree-cfgcleanup.c (fixup_noreturn_call): Likewise.
22315 * gimple-fold.c: Include "tree-cfg.h".
22316 (gimple_fold_call): Use should_remove_lhs_p.
22318 2016-05-24 Richard Biener <rguenther@suse.de>
22320 PR tree-optimization/71253
22321 * cfganal.h (control_dependences): Make robust against edge
22323 (control_dependences::control_dependences): Remove edge_list argument.
22324 (control_dependences::get_edge): Remove.
22325 (control_dependences::get_edge_src): Add.
22326 (control_dependences::get_edge_dest): Likewise.
22327 (control_dependences::m_el): Make a vector of edge src/dest index.
22328 * cfganal.c (control_dependences::find_control_dependence): Adjust.
22329 (control_dependences::control_dependences): Likewise.
22330 (control_dependences::~control_dependence): Likewise.
22331 (control_dependences::get_edge): Remove.
22332 (control_dependences::get_edge_src): Add.
22333 (control_dependences::get_edge_dest): Likewise.
22334 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Use
22336 (perform_tree_ssa_dce): Adjust.
22337 * tree-loop-distribution.c (create_edge_for_control_dependence): Use
22339 (pass_loop_distribution::execute): Adjust. Do loop destroying
22340 conditional on changed.
22342 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22345 * config/arm/arm.c (gen_operands_ldrd_strd): Remove bogus early
22346 return. Reindent transformation comment and mention the ARM state
22349 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
22351 PR middle-end/71252
22352 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Add stmt_to_insert
22353 after build_and_add_sum creates new use stmt.
22355 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
22357 * tree-vect-stmts.c (vectorizable_load): Reorder checks so that
22358 load_lanes/grouped_load classification comes first. Don't check
22359 whether the vectorization factor is a multiple of the group size
22362 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
22364 * tree-vect-data-refs.c (vect_analyze_group_access_1): Set
22365 GROUP_GAP for single-element interleaving.
22366 * tree-vect-stmts.c (vectorizable_load): Remove force_peeling
22369 2016-05-24 Richard Biener <rguenther@suse.de>
22371 PR middle-end/70434
22373 * tree-ssa.c (non_rewritable_mem_ref_base): Make sure to mark
22374 bases which are accessed with non-invariant indices.
22375 * gimple-fold.c (maybe_canonicalize_mem_ref_addr): Re-write
22376 constant index ARRAY_REFs of vectors into BIT_FIELD_REFs.
22378 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
22380 PR middle-end/71170
22381 * tree-ssa-reassoc.c (struct operand_entry): Add field stmt_to_insert.
22382 (add_to_ops_vec): Add stmt_to_insert.
22383 (add_repeat_to_ops_vec): Init stmt_to_insert.
22384 (insert_stmt_before_use): New.
22385 (transform_add_to_multiply): Remove mult_stmt insertion and add it
22387 (get_ops): Init stmt_to_insert.
22388 (maybe_optimize_range_tests): Likewise.
22389 (rewrite_expr_tree): Insert stmt_to_insert before use stmt.
22390 (rewrite_expr_tree_parallel): Likewise.
22391 (reassociate_bb): Likewise.
22393 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
22396 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal): Drop
22397 ISA 3.0 xxperm fusion alternative.
22398 (altivec_vperm_v8hiv16qi): Likewise.
22399 (altivec_vperm_<mode>_uns_internal): Likewise.
22400 (vperm_v8hiv4si): Likewise.
22401 (vperm_v16qiv8hi): Likewise.
22403 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
22404 Kelvin Nilsen <kelvin@gcc.gnu.org>
22406 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Generate
22407 vpermr/xxpermr on ISA 3.0.
22408 (altivec_expand_vec_perm_le): Likewise.
22409 * config/rs6000/altivec.md (UNSPEC_VPERMR): New unspec.
22410 (altivec_vpermr_<mode>_internal): Add VPERMR/XXPERMR support for
22413 2016-05-23 Uros Bizjak <ubizjak@gmail.com>
22415 * config/i386/i386.h (IS_STACK_MODE): Enable for
22416 TARGET_MIX_SSE_I387. Rewrite using X87_FLOAT_MODE_P and
22417 SSE_FLOAT_MODE_P macros.
22418 * config/i386/i386.c (ix86_preferred_reload_class): Use
22419 IS_STACK_MODE, INTEGER_CLASS_P, FLOAT_CLASS_P and Q_CLASS_P macros.
22420 Cleanup regclass processing for CONST_DOUBLE_P.
22421 (ix86_preferred_output_reload_class): Use IS_STACK_MODE macro.
22422 (ix86_rtx_costs): Remove redundant TARGET_80387 check
22423 with IS_STACK_MODE macro.
22424 * config/i386/i386.md: Replace SSE_FLOAT_MODE_P (DFmode)
22426 (*movdf_internal): Use IS_STACK_MODE macro.
22427 (*movsf_internal): Ditto.
22429 2016-05-23 Marc Glisse <marc.glisse@inria.fr>
22431 * match.pd (a * (1 << b), ~x & ~y, ~X ^ ~Y, (X ^ Y) ^ Y, ~ (-A),
22432 ~ (A - 1), ~(~X >> Y), ~(~X >>r Y)): Relax constraints.
22434 2016-05-23 Jeff Law <law@redhat.com>
22436 * tree-ssa-threadbackward.c (profitable_jump_thread_path): New function
22438 (fsm_find_control_statement_thread_paths): Call it.
22440 2016-05-23 Martin Jambor <mjambor@suse.cz>
22443 * ipa-cp.c (ipa_get_indirect_edge_target_1): Only check value of
22444 from_global_constant if t is not NULL.
22446 2016-05-23 Marek Polacek <polacek@redhat.com>
22449 * common.opt (Wswitch-unreachable): New option.
22450 * doc/invoke.texi: Document -Wswitch-unreachable.
22451 * gimplify.c (gimplify_switch_expr): Implement the -Wswitch-unreachable
22454 2016-05-23 Bin Cheng <bin.cheng@arm.com>
22456 * tree-ssa-address.c (copy_ref_info): Check NULL TMR_STEP when
22457 TMR_INDEX is non-NULL.
22459 2016-05-23 Richard Biener <rguenther@suse.de>
22461 PR tree-optimization/71230
22462 * tree-ssa-reassoc.c (acceptable_pow_call): Move initial condition...
22463 (try_special_add_to_ops): ... here. Always test for single-use.
22465 2016-05-23 Martin Jambor <mjambor@suse.cz>
22467 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Create an empty
22468 default block if a PHI node in the original one would be resized.
22470 2016-05-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
22472 PR tree-optimization/58135
22473 * tree-vect-slp.c: When group size is not multiple
22474 of vector size, allow splitting of store group at
22477 2016-05-23 Christophe Lyon <christophe.lyon@linaro.org>
22479 * config/arm/arm_neon.h (vtst_p16, vtstq_p16): New.
22481 2016-05-22 Jakub Jelinek <jakub@redhat.com>
22483 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
22484 vec_set_hi_<mode><mask_name>): Add && <mask_avx512dq_condition>
22485 condition. For !TARGET_AVX512DQ, emit 32x4 instruction instead
22488 * config/i386/sse.md (vec_set_lo_v16hi, vec_set_hi_v16hi,
22489 vec_set_lo_v32qi, vec_set_hi_v32qi): Add alternative with
22490 v constraint instead of x and vinserti32x4 insn.
22492 * config/i386/sse.md (i128vldq): New mode iterator.
22493 (avx2_vbroadcasti128_<mode>, avx_vbroadcastf128_<mode>): Add
22494 avx512dq and avx512vl alternatives.
22496 * config/i386/sse.md (avx2_vec_dupv4df): Use v instead of x
22497 constraint, use maybe_evex prefix instead of vex.
22498 (vec_dupv4sf): Use v constraint instead of x for output
22499 operand except for noavx alternative, use Yv constraint
22500 instead of x for input. Use maybe_evex prefix instead of vex.
22501 (*vec_dupv4si): Likewise.
22502 (*vec_dupv2di): Likewise.
22504 2016-05-22 Kugan Vivekanandarajah <kuganv@linaro.org>
22506 PR middle-end/40921
22507 * tree-ssa-reassoc.c (try_special_add_to_ops): New.
22508 (linearize_expr_tree): Call try_special_add_to_ops.
22509 (reassociate_bb): Convert MULT_EXPR by (-1) to NEGATE_EXPR.
22511 2016-05-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
22513 * config/avr/avr.c (avr_expand_prologue): Add INCOMING_FRAME_SP_OFFSET
22514 to computed stack_usage.
22516 2016-05-21 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
22519 * config/avr/avr.md (define_expand "mov<mode>"): If the source
22520 operand is subreg (symbol_ref) then move the symbol ref to register.
22522 2016-05-21 Jan Hubicka <hubicka@ucw.cz>
22524 * tree.c (array_at_struct_end_p): Look through MEM_REF.
22526 2016-05-21 Kugan Vivekanandarajah <kuganv@linaro.org>
22528 PR middle-end/71179
22529 * tree-ssa-reassoc.c (transform_add_to_multiply): Disallow float
22532 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
22534 * tree-vrp.c (compare_values_warnv): Simplify handling of symbolic
22535 ranges by calling get_single_symbol and tidy up. Look more closely
22536 into NAME + CST1 vs CST2 comparisons if type overflow is undefined.
22538 2016-05-20 Jeff Law <law@redhat.com>
22540 * bitmap.c (bitmap_find_bit): Remove useless test.
22542 2016-05-20 Segher Boessenkool <segher@kernel.crashing.org>
22544 * function.c (thread_prologue_and_epilogue_insns): Commit the
22545 insertion of the epilogue.
22547 2016-05-20 Martin Jambor <mjambor@suse.cz>
22549 PR tree-optimization/70884
22550 * tree-sra.c (initialize_constant_pool_replacements): Do not check
22551 should_scalarize_away_bitmap and cannot_scalarize_away_bitmap bits.
22552 (sort_and_splice_var_accesses): Do not consider multiple scalar reads
22553 of constant pool data as a reason for scalarization.
22555 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
22557 * config/arm/arm.c (arm_expand_prologue): Set the stack usage to 0
22558 for naked functions.
22559 (thumb1_expand_prologue): Likewise.
22561 2016-05-20 Nathan Sidwell <nathan@acm.org>
22563 * config/nvptx/nptx.c (nvptx_option_override): Only set
22564 flag_toplevel_reorder, if not explicitly specified. Set
22565 flag_no_common, unless explicitly specified.
22567 2016-05-20 David Malcolm <dmalcolm@redhat.com>
22569 * calls.c (can_implement_as_sibling_call_p): Mark param
22570 reg_parm_stack_space with ATTRIBUTE_UNUSED.
22572 2016-05-20 Uros Bizjak <ubizjak@gmail.com>
22574 * config/i386/i386.c (ix86_rtx_costs) <case CONST_DOUBLE>:
22575 Use IS_STACK_MODE when calculating cost of standard 80387 constants.
22576 Fallthru to CONST_VECTOR case to calculate cost of standard SSE
22578 <case CONST_WIDE_INT>: Calculate cost of (MEM (SYMBOL_REF)).
22579 (ix86_legitimate_constant_p): Use CASE_CONST_SCALAR_INT
22580 and CASE_CONST_ANY.
22582 2016-05-20 Cesar Philippidis <cesar@codesourcery.com>
22584 * config/nvptx/nvptx.md (sincossf3): New pattern.
22586 2016-05-20 David Malcolm <dmalcolm@redhat.com>
22588 * calls.c (maybe_complain_about_tail_call): New function.
22589 (initialize_argument_information): Call
22590 maybe_complain_about_tail_call when clearing *may_tailcall.
22591 (can_implement_as_sibling_call_p): Call
22592 maybe_complain_about_tail_call when returning false.
22593 (expand_call): Read CALL_EXPR_MUST_TAIL_CALL and, if set,
22594 ensure try_tail_call is set. Call maybe_complain_about_tail_call
22595 if tail-call optimization fails.
22596 * cfgexpand.c (expand_call_stmt): Initialize
22597 CALL_EXPR_MUST_TAIL_CALL from gimple_call_must_tail_p.
22598 * gimple-pretty-print.c (dump_gimple_call): Dump
22599 gimple_call_must_tail_p.
22600 * gimple.c (gimple_build_call_from_tree): Call
22601 gimple_call_set_must_tail with the value of
22602 CALL_EXPR_MUST_TAIL_CALL.
22603 * gimple.h (enum gf_mask): Add GF_CALL_MUST_TAIL_CALL.
22604 (gimple_call_set_must_tail): New function.
22605 (gimple_call_must_tail_p): New function.
22606 * print-tree.c (print_node): Update printing of TREE_STATIC
22607 to reflect its use for CALL_EXPR_MUST_TAIL_CALL.
22608 * tree-core.h (struct tree_base): Add MUST_TAIL_CALL to the
22609 trailing comment listing applicable flags.
22610 * tree.h (CALL_EXPR_MUST_TAIL_CALL): New macro.
22612 2016-05-20 David Malcolm <dmalcolm@redhat.com>
22614 * calls.c (expand_call): Move "Rest of purposes for tail call
22615 optimizations to fail" to...
22616 (can_implement_as_sibling_call_p): ...this new function, and
22617 split into multiple "if" statements.
22619 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
22621 * cfgloop.h (expected_loop_iterations_unbounded,
22622 expected_loop_iterations): Unconstify.
22623 * cfgloopanal.c (expected_loop_iterations_unbounded): Sanity check the
22624 profile with known upper bound; return 3 when profile is absent.
22625 (expected_loop_iterations): Update.
22627 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
22629 * loop-doloop.c (doloop_optimize): Use get_estimated_loop_iterations_int
22630 and get_max_loop_iterations_int.
22632 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
22634 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can not produce
22635 realistic upper bounds here.
22637 2016-05-20 Jakub Jelinek <jakub@redhat.com>
22640 * gimple-fold.c (gimple_fold_call): Do not remove lhs of noreturn
22641 calls if the LHS is variable length or has addressable type.
22642 If targets[0]->decl is a noreturn call with void return type and
22643 zero arguments, adjust fntype and remove lhs in that case.
22645 2016-05-20 Marc Glisse <marc.glisse@inria.fr>
22647 PR tree-optimization/71079
22648 PR tree-optimization/71206
22649 * match.pd ((X ^ Y) ^ (X ^ Z)): Convert the arguments.
22651 2016-05-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
22653 * tree-vectorizer.c (get_vec_alignment_for_decl): New static function.
22654 (get_vec_alignment_for_array_decl): Likewise.
22655 (get_vec_alignment_for_record_decl): Likewise.
22656 (increase_alignment::execute): Move code to find alignment to
22657 get_vec_alignment_for_array_decl and call get_vec_alignment_for_decl.
22658 (type_align_map): New hash_map.
22660 2016-05-20 Richard Guenther <rguenther@suse.de>
22662 PR tree-optimization/29756
22663 * tree.def (BIT_INSERT_EXPR): New tcc_expression tree code.
22664 * expr.c (expand_expr_real_2): Handle BIT_INSERT_EXPR.
22665 * fold-const.c (operand_equal_p): Likewise.
22666 (fold_ternary_loc): Add constant folding of BIT_INSERT_EXPR.
22667 * gimplify.c (gimplify_expr): Handle BIT_INSERT_EXPR.
22668 * tree-inline.c (estimate_operator_cost): Likewise.
22669 * tree-pretty-print.c (dump_generic_node): Likewise.
22670 * tree-ssa-operands.c (get_expr_operands): Likewise.
22671 * cfgexpand.c (expand_debug_expr): Likewise.
22672 * gimple-pretty-print.c (dump_ternary_rhs): Likewise.
22673 * gimple.c (get_gimple_rhs_num_ops): Handle BIT_INSERT_EXPR.
22674 * tree-cfg.c (verify_gimple_assign_ternary): Verify BIT_INSERT_EXPR.
22675 * tree-ssa.c (non_rewritable_lvalue_p): We can rewrite
22676 vector inserts using BIT_FIELD_REF or MEM_REF on the lhs.
22677 (execute_update_addresses_taken): Do it.
22679 2016-05-20 Richard Biener <rguenther@suse.de>
22681 PR tree-optimization/71185
22682 * tree-ssa-loop-prefetch.c (gather_memory_references): Drop
22683 register operations.
22685 2016-05-20 Richard Biener <rguenther@suse.de>
22687 * tree-if-conv.c (add_bb_predicate_gimplified_stmts): Use
22688 gimple_seq_add_seq_without_update.
22689 (release_bb_predicate): Assert we have no operands to free.
22690 (if_convertible_loop_p_1): Calculate post dominators later.
22691 Do not free BB predicates here.
22692 (combine_blocks): Do not recompute BB predicates.
22693 (version_loop_for_if_conversion): Save BB predicates around
22696 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
22698 * function.c (make_epilogue_seq): Remove epilogue_end parameter.
22699 (thread_prologue_and_epilogue_insns): Remove bb_flags. Restructure
22700 code. Ignore sibcalls on EDGE_IGNORE edges.
22701 * shrink-wrap.c (handle_simple_exit): New function. Set EDGE_IGNORE
22702 on edges for sibcalls that run without prologue. The rest of the
22703 function is combined from...
22704 (fix_fake_fallthrough_edge): ... this, and ...
22705 (try_shrink_wrapping): ... a part of this. Remove the bb_with
22706 function argument, make it a local variable.
22708 2016-05-19 Sandra Loosemore <sandra@codesourcery.com>
22710 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Allow
22711 --disable-sjlj-exceptions for TARGET_BI_ARCH to select DWARF-2 EH
22712 for 32-bit mode and SEH for 64-bit.
22713 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): Handle
22714 TARGET_64BIT_DEFAULT.
22716 2016-05-19 Ryan Burn <contact@rnburn.com>
22718 * Makefile.in (GTFILES): Add cilk.h and cilk-common.c.
22719 * gengtype.c (open_base_files): Add cilk.h to ifiles.
22721 2016-05-19 Uros Bizjak <ubizjak@gmail.com>
22723 * sched-deps.c (sched_analyze_2) <case TRAP_IF>: Also
22724 force pending loads from memory.
22726 2016-05-19 Kelvin Nilsen <kelvin@gcc.gnu.org>
22728 * config/rs6000/altivec.md (UNSPEC_DARN): New unspec constant.
22729 (UNSPEC_DARN_32): New unspec constant.
22730 (UNSPEC_DARN_RAW): New unspec constant.
22731 (darn_32): New instruction.
22732 (darn_raw): New instruction.
22733 (darn): New instruction.
22734 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_0): Add
22735 support and documentation for this macro.
22736 (BU_P9_MISC_1): New macro definition.
22737 (BU_P9_64BIT_MISC_0): New macro definition.
22738 (BU_P9_MISC_0): New macro definition.
22739 (darn_32): New builtin definition.
22740 (darn_raw): New builtin definition.
22741 (darn): New builtin definition.
22742 * config/rs6000/rs6000.c: Add #define RS6000_BUILTIN_0 and #undef
22743 RS6000_BUILTIN_0 directives to surround each occurrence of
22744 #include "rs6000-builtin.def".
22745 (rs6000_builtin_mask_calculate): Add in the RS6000_BTM_MODULO and
22746 RS6000_BTM_64BIT flags to the returned mask, depending on
22748 (def_builtin): Correct an error in the assignments made to the
22749 debugging variable attr_string.
22750 (rs6000_expand_builtin): Add support for no-operand built-in
22752 (builtin_function_type): Remove fatal_error assertion that is no
22754 (rs6000_common_init_builtins): Add support for no-operand built-in
22756 * config/rs6000/rs6000.h (RS6000_BTM_MODULO): New macro
22758 (RS6000_BTM_PURE): Enhance comment to clarify intent of this flag
22760 (RS6000_BTM_64BIT): New macro definition.
22761 * doc/extend.texi: Document __builtin_darn (void),
22762 __builtin_darn_raw (void), and __builtin_darn_32 (void) built-in
22765 2016-05-19 Jan Hubicka <hubicka@ucw.cz>
22767 * tree-vect-loop.c (vect_analyze_loop_2): Use also
22768 max_loop_iterations_int.
22770 2016-05-19 Marek Polacek <polacek@redhat.com>
22772 PR tree-optimization/71031
22773 * tree-vrp.c (extract_range_from_binary_expr_1): Turn assert into a
22774 condition and adjust the code a bit.
22776 2016-05-19 Martin Liska <mliska@suse.cz>
22778 * tree-vect-stmts.c (vectorizable_simd_clone_call): Utilize
22779 auto_vec instead of vec.
22781 2016-05-19 Martin Liska <mliska@suse.cz>
22783 * tree-parloops.c (oacc_entry_exit_ok): Release a vector.
22785 2016-05-19 Martin Liska <mliska@suse.cz>
22787 * tree-if-conv.c (ifcvt_repair_bool_pattern): Utilize auto_vecs.
22789 2016-05-19 Martin Liska <mliska@suse.cz>
22791 * ipa-pure-const.c (set_function_state): Remove an existing
22793 (remove_node_data): Do not free it as it's released
22794 in set_function_state.
22796 2016-05-19 Martin Liska <mliska@suse.cz>
22798 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Release
22801 2016-05-19 Martin Liska <mliska@suse.cz>
22803 * omp-simd-clone.c (simd_clone_adjust): Release vector.
22805 2016-05-19 Martin Liska <mliska@suse.cz>
22807 * tree-ssa-reassoc.c (eliminate_duplicate_pair): Truncate
22808 an auto_vec instead of re-creating it.
22810 2016-05-19 Martin Liska <mliska@suse.cz>
22812 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Use
22813 auto_vec instead of vec.
22815 2016-05-19 Martin Liska <mliska@suse.cz>
22817 * lto-section-in.c (lto_get_section_data): Call
22818 lto_check_version with additional argument.
22819 * lto-streamer.c (lto_check_version): Add new argument.
22820 * lto-streamer.h (lto_check_version): Likewise.
22822 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22824 * config/arm/arm.c (arm_new_rtx_costs, SIGN_EXTEND case):
22825 Don't add cost of inner memory when handling sign-extended loads.
22827 2016-05-19 Ilya Enkovich <ilya.enkovich@intel.com>
22829 PR rtl-optimization/71148
22830 * cse.c (cse_main): Free dominance info.
22831 (rest_of_handle_cse): Don't free dominance info.
22832 (rest_of_handle_cse2): Likewise.
22833 (rest_of_handle_cse_after_global_opts): Likewise.
22835 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22838 * config/arm/arm-builtins.c (arm_builtin_vectorized_function): Return
22839 NULL_TREE early if NEON is not available. Remove now redundant check
22840 in ARM_CHECK_BUILTIN_MODE.
22842 2016-05-19 Maxim Ostapenko <m.ostapenko@samsung.com>
22845 * cppbuiltin.c (define_builtin_macros_for_compilation_flags): Add new
22846 builtin __SANITIZE_THREAD__ macros for fsanitize=thread switch.
22847 * doc/cpp.texi: Document new macros.
22849 2016-05-19 Bin Cheng <bin.cheng@arm.com>
22851 PR tree-optimization/69848
22852 * tree-vect-loop.c (vectorizable_reduction): Don't factor
22853 comparison expr out of VEC_COND_EXPR for COND_REDUCTION.
22855 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
22857 * function.c (thread_prologue_and_epilogue_insn): Move the
22858 "goto epilogue_done" one block later.
22860 2016-05-19 Richard Biener <rguenther@suse.de>
22862 PR tree-optimization/70729
22863 * passes.def: Move LIM pass before PRE. Remove no longer
22864 required copyprop and move first DCE out of the loop pipeline.
22866 2016-05-18 David Malcolm <dmalcolm@redhat.com>
22869 * Makefile.in (GCC_OBJS): Move spellcheck.o to...
22870 (OBJS-libcommon-target): ...here.
22871 * opts-common.c: Include spellcheck.h.
22872 (cmdline_handle_error): Build a vec of valid options and use it
22873 to suggest provide hints for misspelled arguments.
22875 2016-05-18 Jakub Jelinek <jakub@redhat.com>
22878 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Don't drop
22879 lhs if it has TREE_ADDRESSABLE type.
22881 2016-05-18 Uros Bizjak <ubizjak@gmail.com>
22884 * config/alpha/alpha.md (trap): Add (use (reg:DI 29)).
22885 (*exception_receiver_1): Return "#" for TARGET_EXPLICIT_RELOCS.
22887 2016-05-18 Martin Jambor <mjambor@suse.cz>
22890 * ipa-cp.c (ipa_get_jf_pass_through_result): Allow non-ip constant
22891 input for NOP_EXPR pass-through functions.
22892 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Allow
22893 aggregate global constant VAR_DECLs in constant jump functions.
22895 2016-05-18 Martin Jambor <mjambor@suse.cz>
22898 * ipa-prop.c (parm_preserved_before_stmt_p): Return true for loads
22899 from TREE_READONLY parameters.
22901 2016-05-18 Martin Jambor <mjambor@suse.cz>
22904 * cgraph.h (cgraph_indirect_call_info): New field
22905 guaranteed_unmodified.
22906 * ipa-cp.c (ipa_get_indirect_edge_target_1): Also pass parameter value
22907 to ipa_find_agg_cst_for_param, check guaranteed_unmodified when
22909 * ipa-inline-analysis.c (evaluate_conditions_for_known_args): Also
22910 pass the parameter value to ipa_find_agg_cst_for_param.
22911 * ipa-prop.c (ipa_load_from_parm_agg): New parameter
22912 guaranteed_unmodified, store AA results there instead of bailing out
22914 (ipa_note_param_call): Also initialize guaranteed_unmodified flag.
22915 (ipa_analyze_indirect_call_uses): Also set guaranteed_unmodified flag.
22916 (find_constructor_constant_at_offset): New function.
22917 (ipa_find_agg_cst_from_init): Likewise.
22918 (ipa_find_agg_cst_for_param): Also seearch for aggregate values in
22919 static initializers of contants, report back through a new paameter
22920 from_global_constant if that was the case.
22921 (try_make_edge_direct_simple_call): Also pass parameter value to
22922 ipa_find_agg_cst_for_param, check guaranteed_unmodified when
22924 (ipa_write_indirect_edge_info): Stream new flag guaranteed_unmodified.
22925 (ipa_read_indirect_edge_info): Likewise.
22926 * ipa-prop.h (ipa_find_agg_cst_for_param): Update declaration.
22927 (ipa_load_from_parm_agg): Likewise.
22929 2016-05-18 Jiong Wang <jiong.wang@arm.com>
22931 PR rtl-optimization/71150
22932 * lra-constraint (process_addr_reg): Guard "in_class_p" with REG_P
22935 2016-05-18 Michael Meissner <meissner@linux.vnet.ibm.com>
22938 * config/rs6000/constraints.md (wE constraint): New constraint
22939 for a vector constant that can be loaded with XXSPLTIB.
22940 (wM constraint): New constraint for a vector constant of a 1's.
22941 (wS constraint): New constraint for a vector constant that can be
22942 loaded with XXSPLTIB and a vector sign extend instruction.
22943 * config/rs6000/predicates.md (xxspltib_constant_split): New
22944 predicates for wE/wS constraints.
22945 (xxspltib_constant_nosplit): Likewise.
22946 (easy_vector_constant): Add support for constants that can be
22947 loaded via XXSPLTIB.
22948 (all_ones_constant): New predicate for vector constant with all
22950 (splat_input_operand): Add support for ISA 3.0 word splat operations.
22951 * config/rs6000/rs6000.c (xxspltib_constant_p): New function to
22952 return if a constant can be loaded with the ISA 3.0 XXSPLTIB
22953 instruction and possibly with a sign extension.
22954 (output_vec_const_move): Add support for XXSPLTIB. If we are
22955 loading up 0/-1 into Altivec registers, prefer using VSPLTISW
22956 instead of XXLXOR/XXLORC.
22957 (rs6000_expand_vector_init): Add support for ISA 3.0 word splat
22959 (rs6000_legitimize_reload_address): Likewise.
22960 (rs6000_output_move_128bit): Use output_vec_const_move to emit
22962 * config/rs6000/vsx.md (VSX_M): Add TImode (if -mvsx-timode) and
22963 combine VSX_M and VSX_M2 into one iterator.
22964 (VSX_M2): Likewise.
22965 (VSINT_84): New iterators for loading constants with XXSPLTIB.
22966 (VSINT_842): Likewise.
22967 (UNSPEC_VSX_SIGN_EXTEND): New UNSPEC.
22968 (xxspltib_v16qi): New insns to load up constants with the ISA 3.0
22969 XXSPLTIB instruction.
22970 (xxspltib_<mode>_nosplit): Likewise.
22971 (xxspltib_<mode>_split): New insn to load up constants with
22972 XXSPLTIB and a sign extend instruction.
22973 (vsx_mov<mode>): Replace single move that handled all vector types
22974 with separate 32-bit and 64-bit moves. Combine the movti_<bit>
22975 moves (when -mvsx-timode is in effect) into the main vector
22976 moves. Eliminate separate moves for <VSr> <VSa>, where the
22977 preferred register class (<VSr>) is listed first, and the
22978 secondary register class (<VSa>) is listed second with a '?' to
22979 discourage use. Prefer loading 0/-1 in any VSX register for ISA
22980 3.0, and Altivec registers for ISA 2.06/2.07 (PR target/70915) so
22981 that if the register was involved in a slow operation, the
22982 clear/set operation does not wait for the slow operation to
22983 finish. Adjust the length attributes for 32-bit mode. Use
22984 rs6000_output_move_128bit and drop the use of the string
22985 instructions for 32-bit movti when -mvsx-timode is in effect. Use
22986 spacing so that the alternatives and attributes don't generate
22987 long lines, and put things in columns, so that it is easier to
22988 match up the operands and attributes with the insn alternatives.
22989 (vsx_mov<mode>_64bit): Likewise.
22990 (vsx_mov<mode>_32bit): Likewise.
22991 (vsx_movti_64bit): Fold movti into normal vector moves.
22992 (vsx_movti_32bit): Likewise.
22993 (vsx_splat_<mode>, V4SI/V4SF modes): Add support for ISA 3.0 word
22994 splat instructions.
22995 (vsx_splat_v4si_internal): Likewise.
22996 (vsx_splat_v4sf_internal): Likewise.
22997 (vector fusion peepholes): Use VSX_M instead of VSX_M2.
22998 (vsx_sign_extend_qi_<mode>): New ISA 3.0 instructions to sign
22999 extend vector elements.
23000 (vsx_sign_extend_hi_<mode>): Likewise.
23001 (vsx_sign_extend_si_v2di): Likewise.
23002 * config/rs6000/rs6000-protos.h (xxspltib_constant_p): Add
23004 * doc/md.texi (PowerPC constraints): Document the wE, wM, and wS
23005 constraints. Add trailing period to wL documentation.
23007 2016-05-18 Richard Sandiford <richard.sandiford@arm.com>
23009 PR middle-end/71020
23010 * tree-dfa.h (replace_abnormal_ssa_names): Declare.
23011 * tree-dfa.c (replace_abnormal_ssa_names): New function.
23012 * tree-call-cdce.c: Include tree-dfa.h.
23013 (can_guard_call_p): New function, extracted from...
23014 (can_use_internal_fn): ...here.
23015 (shrink_wrap_one_built_in_call_with_conds): Remove failure path
23017 (shrink_wrap_one_built_in_call): Likewise.
23018 (use_internal_fn): Likewise.
23019 (shrink_wrap_conditional_dead_built_in_calls): Update accordingly
23020 and return void. Call replace_abnormal_ssa_names.
23021 (pass_call_cdce::execute): Check can_guard_call_p during the
23022 initial walk. Assume shrink_wrap_conditional_dead_built_in_calls
23023 will always change something.
23025 2016-05-18 Martin Jambor <mjambor@suse.cz>
23028 * ipa-prop.c (determine_locally_known_aggregate_parts): Bail out early
23029 if parameter PARAM_IPA_MAX_AGG_ITEMS is zero.
23031 2016-05-18 Martin Jambor <mjambor@suse.cz>
23034 * ipa-inline.h (condition): New field size.
23035 * ipa-inline-analysis.c (add_condition): New parameter SIZE, use it
23036 for comaprison and store it into the new condition.
23037 (evaluate_conditions_for_known_args): Use condition size to check
23038 access sizes for all but CHANGED conditions.
23039 (unmodified_parm_1): New parameter size_p, store access size into it.
23040 (unmodified_parm): Likewise.
23041 (unmodified_parm_or_parm_agg_item): Likewise.
23042 (eliminated_by_inlining_prob): Pass NULL to unmodified_parm as size_p.
23043 (set_cond_stmt_execution_predicate): Extract access sizes and store
23044 them to conditions.
23045 (set_switch_stmt_execution_predicate): Likewise.
23046 (will_be_nonconstant_expr_predicate): Likewise.
23047 (will_be_nonconstant_predicate): Likewise.
23048 (inline_read_section): Stream condition size.
23049 (inline_write_summary): Likewise.
23051 2016-05-18 Richard Biener <rguenther@suse.de>
23053 * tree-ssa-loop-im.c (determine_max_movement): Properly add
23054 condition cost to PHI cost instead of total_cost.
23056 2016-05-18 Martin Liska <mliska@suse.cz>
23059 * ipa-icf.c (sem_variable::merge): Set DECL_PT_UID for
23062 2016-05-18 Richard Biener <rguenther@suse.de>
23064 * lto-streamer.h (LTO_major_version): Bump to 6.
23066 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
23068 * function.c (make_split_prologue_seq, make_prologue_seq,
23069 make_epilogue_seq): New functions, factored out from...
23070 (thread_prologue_and_epilogue_insns): Here.
23072 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
23074 * function.c (rest_of_handle_thread_prologue_and_epilogue): Call
23075 cleanup_cfg with CLEANUP_EXPENSIVE after shrink-wrapping instead
23076 of before. Add a comment.
23078 2016-05-18 Bin Cheng <bin.cheng@arm.com>
23080 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check invariant
23081 expression pointer, not pointer to the pointer.
23083 2016-05-18 Jakub Jelinek <jakub@redhat.com>
23085 * config/i386/sse.md (pbroadcast_evex_isa): New mode attr.
23086 (avx2_pbroadcast<mode>): Add another alternative with v instead
23087 of x constraints in it, using <pbroadcast_evex_isa> isa.
23088 (avx2_pbroadcast<mode>_1): Similarly, add two such alternatives.
23090 * config/i386/sse.md (<ssse3_avx2>_palignr<mode>): Use
23091 constraint x instead of v in second alternative, add avx512bw
23094 * config/i386/sse.md (<ssse3_avx2>_pshufb<mode>3<mask_name>): Use
23095 constraint x instead of v in second alternative, add avx512bw
23098 * config/i386/sse.md (*<ssse3_avx2>_pmulhrsw<mode>3<mask_name>): Use
23099 constraint x instead of v in second alternative, add avx512bw
23102 * config/i386/sse.md (avx2_pmaddubsw256, ssse3_pmaddubsw128): Add
23103 avx512bw alternative.
23105 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
23107 * config/i386/sse.md (define_insn "*andnot<mode>3"): Extend static
23108 array to 128 chars.
23109 (define_insn "*andnottf3"): Ditto.
23110 (define_insn "*<code><mode>3"/any_logic): Ditto.
23111 (define_insn "*<code>tf3"/any_logic): Ditto.
23112 (define_insn "sse2_storehpd"): Use Yv constraint for scalar
23113 operand to block AVX-512VL insn variant emit when it is not enabled.
23115 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
23117 * config/i386/sse.md (define_insn "*vec_concatv2sf_sse4_1"): Use 'Yv'
23118 constraint fot SF mode.
23120 2016-05-18 Petr Murzin <petr.murzin@intel.com>
23121 Kirill Yukhin <kirill.yukhin@intel.com>
23123 * config/i386/sse.md (define_insn "srcp14<mode>"): Use proper operand
23125 (define_insn "rsqrt14<mode>"): Ditto.
23126 (define_insn "<mask_codefor>avx512dq_cvtps2qqv2di<mask_name>"): Ditto.
23127 (define_insn "<fixsuffix>fix_truncv2sfv2di2<mask_name>"): Ditto.
23128 (define_insn "avx512f_<code>v8div16qi2_mask_store"): Ditto.
23129 (define_insn "vec_set_hi_<mode><mask_name>"): Ditto.
23130 (define_insn "<mask_codefor>avx512dq_broadcast<mode><mask_name>"):
23132 (define_insn "*avx512f_gatherdi<mode>"): Ditto.
23133 (define_insn "*avx512f_scatterdi<mode>"): Ditto.
23134 * config/i386/i386.c (ix86_print_operand): Expand check for size
23135 override codes for Intel syntax.
23137 2016-05-18 Richard Biener <rguenther@suse.de>
23139 PR tree-optimization/71168
23140 * tree-loop-distribution.c (distribute_loop): Move *destroy_p
23141 initialization earlier.
23143 2016-05-18 James Greenhalgh <james.greenhalgh@arm.com>
23145 * config/aarch64/aarch64-simd.md
23146 (aarch64_reduc_plus_internal<mode>): Rename to...
23147 (reduc_plus_scal): ...This, and remove previous implementation.
23149 2016-05-18 Richard Biener <rguenther@suse.de>
23151 * passes.def: Put late dse and cd_dce in canonical order.
23153 2016-05-17 Jan Hubicka <hubicka@ucw.cz>
23155 * ipa-inline-transform.c (preserve_function_body_p): Look for
23156 first non-thunk clone.
23157 (save_function_body): Save into first non-thunk.
23158 * lto-cgraph.c (lto_output_edge): When streaming thunk do not look
23160 (lto_output_node): Inline thunks don't need body in every
23162 * lto-streamer-in.c: Do not fixup thunk clones.
23163 * cgraphclones.c (cgraph_node::create_edge_including_clone): Skip
23165 * tree-inline.c (copy_bb): Be prepared for target node to be new after
23168 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
23170 PR middle-end/63586
23171 * tree-ssa-reassoc.c (transform_add_to_multiply): New.
23172 (reassociate_bb): Call transform_add_to_multiply.
23174 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
23176 * config/aarch64/aarch64.c (all_extensions): Removed unused
23179 2016-05-17 Nathan Sidwell <nathan@acm.org>
23181 * config/nvptx/nvptx.c (nvptx_function_arg_boundary): New.
23182 (TARGET_FUNCTION_ARG_BOUNDARY): Override.
23184 2016-05-17 Mikhail Maltsev <maltsevm@gmail.com>
23186 PR tree-optimization/54579
23187 PR middle-end/55299
23188 * match.pd (~(~X >> Y), ~(~X >>r Y), ~(~X <<r Y)): New patterns.
23190 2016-05-17 Marek Polacek <polacek@redhat.com>
23193 * tree-inline.c (expand_call_inline): Call
23194 maybe_remove_unused_call_args.
23196 2016-05-17 Jim Wilson <jim.wilson@linaro.org>
23198 * doc/cpp.texi (__GNUC__): Major version changes are no longer rare.
23199 * doc/invoke.texi (-mnan=2008): Change signalling to signaling.
23200 * doc/md.texi (fmin@var{m}3): Likewise.
23202 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
23204 * match.pd (X & C): New transformation.
23206 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
23208 * match.pd (~X & Y): New transformation.
23210 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
23212 * tree-vrp.c (simplify_truth_ops_using_ranges): Set range
23213 information for new SSA_NAME.
23214 (simplify_conversion_using_ranges): Get range through get_range_info
23215 instead of get_value_range.
23217 2016-05-17 Jiong Wang <jiong.wang@arm.com>
23219 * config/aarch64/arm_neon.h (vmvn_s8): Reimplement using C operator.
23220 Remove inline assembly.
23221 (vmvn_s16): Likewise.
23222 (vmvn_s32): Likewise.
23223 (vmvn_u8): Likewise.
23224 (vmvn_u16): Likewise.
23225 (vmvn_u32): Likewise.
23226 (vmvnq_s8): Likewise.
23227 (vmvnq_s16): Likewise.
23228 (vmvnq_s32): Likewise.
23229 (vmvnq_u8): Likewise.
23230 (vmvnq_u16): Likewise.
23231 (vmvnq_u32): Likewise.
23232 (vmvn_p8): Likewise.
23233 (vmvnq_p16): Likewise.
23235 2016-05-17 Jiong Wang <jiong.wang@arm.com>
23237 * config/aarch64/aarch64-simd.md (vmul_n_f32): Remove inline assembly.
23239 (vmul_n_s16): Likewise.
23240 (vmul_n_s32): Likewise.
23241 (vmul_n_u16): Likewise.
23242 (vmul_n_u32): Likewise.
23243 (vmulq_n_f32): Likewise.
23244 (vmulq_n_f64): Likewise.
23245 (vmulq_n_s16): Likewise.
23246 (vmulq_n_s32): Likewise.
23247 (vmulq_n_u16): Likewise.
23248 (vmulq_n_u32): Likewise.
23250 2016-05-17 Jiong Wang <jiong.wang@arm.com>
23252 * config/aarch64/aarch64-simd.md (*aarch64_mul3_elt_to_128df): Extend
23253 to all supported modes. Rename to "*aarch64_mul3_elt_from_dup".
23255 2016-05-17 Jiong Wang <jiong.wang@arm.com>
23257 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_to_128df): Rename
23258 to *aarch64_fma4_elt_from_dup<mode>.
23259 (*aarch64_fnma4_elt_to_128df): Rename to
23260 *aarch64_fnma4_elt_from_dup<mode>.
23261 * config/aarch64/arm_neon.h (vfma_n_f64): New.
23262 (vfms_n_f32): Likewise.
23263 (vfms_n_f64): Likewise.
23264 (vfmsq_n_f32): Likewise.
23265 (vfmsq_n_f64): Likewise.
23267 2016-05-17 Gerald Pfeifer <gerald@pfeifer.com>
23269 * wide-int.h: Change fixed_wide_int_storage from class to struct.
23271 2016-05-17 Richard Biener <rguenther@suse.de>
23273 PR tree-optimization/71132
23274 * tree-loop-distribution.c (create_rdg_cd_edges): Pass in loop.
23275 Only add control dependences for blocks in the loop.
23276 (build_rdg): Adjust.
23277 (generate_code_for_partition): Return whether loop should
23278 be destroyed and delay that.
23279 (distribute_loop): Likewise.
23280 (pass_loop_distribution::execute): Record loops to be destroyed
23281 and perform delayed destroying of loops.
23283 2016-05-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23286 * config/aarch64/aarch64-simd.md (aarch64_vmls<mode>): Delete.
23288 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
23290 * config/aarch64/aarch64-elf.h (ASM_OUTPUT_DEF): Delete.
23292 2016-05-17 Ilya Enkovich <ilya.enkovich@intel.com>
23295 * config/i386/i386.c (dimode_scalar_chain::convert_op): Fix
23296 insertion point for instructions generated by validize_mem.
23298 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
23300 * config/aarch64/aarch64.c (SHIFT_COUNT_TRUNCATED): Wrap definition
23303 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
23305 * config/aarch64/aarch64.c
23306 (aarch64_output_simd_mov_immediate): Make "buf_size" a variable
23307 rather than a macro.
23309 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
23311 * doc/invoke.texi (AArch64 Options): Various updates.
23313 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
23315 * ipa-inline-analysis.c (compute_inline_parameters): Disable inlinig
23316 into instrumentation thunks.
23317 * cif-code.def (CIF_CHKP): New.
23319 2016-05-16 Uros Bizjak <ubizjak@gmail.com>
23321 * config/i386/xopintrin.h: Correct "unsinged" typo in the comments.
23323 2016-05-16 Martin Jambor <mjambor@suse.cz>
23325 * hsa-gen.c (fillup_for_decl): Increase alignment to natural one.
23326 (get_symbol_for_decl): Sorry if a global symbol in under-aligned.
23328 2016-05-16 Marek Polacek <polacek@redhat.com>
23330 * gimple.c (maybe_remove_unused_call_args): Fix typos in the
23333 2016-05-16 Martin Jambor <mjambor@suse.cz>
23336 * omp-low.c (grid_expand_target_grid_body): Copy RESULT_DECL of
23337 the outlined kernel function.
23339 2016-05-16 Robert Suchanek <robert.suchanek@imgtec.com>
23341 * config/mips/mips.h (ISA_HAS_LSA): Enable for -mmsa.
23342 (ISA_HAS_DLSA): Ditto.
23344 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
23346 * config/mips/m5100.md (m51_int_load): Update the latency to 2.
23348 2016-05-16 Nathan Sidwell <nathan@acm.org>
23350 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): Revert.
23351 (nvptx_name_replacement): Restore. Add comment.
23352 (write_fn_proto, write_fn_proto_from_insn,
23353 nvptx_output_call_insn): Restore
23354 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Delete.
23356 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
23358 * config/aarch64/aarch64.md
23359 (add<mode>3_compareC_cconly_imm): Remove use of %w.
23360 (add<mode>3_compareC_imm): Likewise.
23361 (<optab>si3_uxtw): Split into register and immediate variants.
23362 (andsi3_compare0_uxtw): Likewise.
23363 (and<mode>3_compare0): Likewise.
23364 (and<mode>3nr_compare0): Likewise.
23365 (stack_protect_test_<mode>): Don't use %x for memory operands.
23367 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
23369 * config/mips/mips-cpus.def (p5600): Add multi-line brackets.
23371 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
23373 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3):
23374 Split integer shifts into shift_reg and bfm.
23375 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
23376 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
23377 (ror<mode>3_insn): Likewise.
23378 (<optab>si3_insn_uxtw): Likewise.
23379 (<optab><mode>3_insn): Change to rotate_imm.
23380 (extr<mode>5_insn_alt): Likewise.
23381 (extrsi5_insn_uxtw): Likewise.
23382 (extrsi5_insn_uxtw_alt): Likewise.
23384 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
23386 * doc/tm.texi: Regenerate.
23387 * doc/tm.texi.in (TARGET_INVALID_PARAMETER_TYPE): Remove.
23388 (TARGET_INVALID_RETURN_TYPE): Remove.
23389 * system.h: Poison TARGET_INVALID_PARAMETER_TYPE and
23390 TARGET_INVALID_RETURN_TYPE.
23391 * target.def (invalid_parameter_type): Remove.
23392 (invalid_return_type): Remove.
23394 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
23396 * ipa-inline-analysis.c (compute_inline_parameters): Be more reailistic
23397 on estimating thunk bodies; do not set inline_failed to CIF_THUNK for
23399 * ipa-inline-transform.c (inline_call): When inlining into thunk produce
23401 (preserve_function_body_p): No need to preserve function body
23402 * cif-codes.def (CIF_THUNK): Remove.
23403 * cgraphclones.c (duplicate_thunk_for_node): Thunks calls are inlinable.
23405 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
23407 * tree-inline.c (expand_call_inline): recurse after inlining thunk.
23409 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
23411 * tree.c (free_lang_data_in_decl): Also set target/optimization flags
23414 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
23416 * ipa-inline.c (report_inline_failed_reason): Look into thunks, too
23417 (inline_small_functions): Do not look for function symbol when
23420 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
23422 * lto-cgraph.c (compute_ltrans_boundary, output_symtab): Fix handling
23425 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
23426 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
23427 Jiong Wang <jiong.wang@arm.com>
23429 * config/arm/arm-c.c (arm_cpu_builtins): Use def_or_undef_macro
23430 for __ARM_FP16_FORMAT_IEEE and __ARM_FP16_FORMAT_ALTERNATIVE.
23431 Define __ARM_FP16_ARGS when appropriate.
23432 * config/arm/arm.c (arm_invalid_parameter_type): Remove
23434 (arm_invalid_return_type): Likewise.
23435 (TARGET_INVALID_PARAMETER_TYPE): Remove.
23436 (TARGET_INVALID_RETURN_TYPE): Remove.
23437 (aapcs_vfp_sub_candidate): Allow HFmode.
23438 (aapcs_vfp_allocate): Add comment. Support HFmode.
23439 (aapcs_vfp_allocate_return_reg): Likewise.
23440 (struct aapcs_cp_arg_layout): Slightly reword comments for
23441 is_return_candidate and allocate_return_reg.
23442 (output_mov_vfp): Update assert.
23443 (arm_hard_regno_mode_ok): Remove comment, update HF-mode
23445 (arm_invalid_parameter_type): Remove.
23446 (amr_invalid_return_type): Remove.
23447 * config/arm/arm.h (TARGET_NEON_FP16): Fix definition.
23448 * config/arm/arm.md (*arm32_movhf): Disable for TARGET_VFP.
23449 * config/arm/vfp.md (*movhf_vfp): Enable for TARGET_VFP.
23451 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
23453 * config/aarch64/aarch64.h (LEGITIMIZE_RELOAD_ADDRESS): Remove.
23454 * config/aarch64/arch64-protos.h
23455 (aarch64_legitimize_reload_address): Remove.
23456 * config/aarch64/aarch64.c (aarch64_legitimize_reload_address):
23459 2016-05-16 Eric Botcazou <ebotcazou@adacore.com>
23461 * configure.ac: Add ACX_NONCANONICAL_HOST.
23462 * configure: Regenerate.
23463 * Makefile.in: Set host_noncanonical.
23465 2016-05-14 Uros Bizjak <ubizjak@gmail.com>
23468 * config/i386/i386.md (*movtf_internal): Before register allocation,
23469 do not allow FP constants for CM_MEDIUM memory model, allow only
23470 standard FP constants for CM_LARGE and CM_LARGE_PIC models.
23471 (*movxf_internal): Ditto.
23472 (*movdf_internal): Ditto.
23473 (*movsf_internal): Ditto.
23475 2016-05-13 Segher Boessenkool <segher@kernel.crashing.org>
23477 PR rtl-optimization/67483
23478 * combine.c (make_compound_operation): Don't call extract_left_shift
23479 with negative shift amounts.
23481 2016-05-13 Jakub Jelinek <jakub@redhat.com>
23484 * fold-const.c (fold_checksum_tree): Allow modification
23485 of TYPE_ALIAS_SET during folding.
23487 * config/i386/i386.c (ix86_compute_frame_layout, ix86_expand_prologue,
23488 ix86_expand_split_stack_prologue): Use HOST_WIDE_INT_C macro.
23489 (ix86_split_to_parts): Likewise. Fix up formatting.
23491 2016-05-13 H.J. Lu <hongjiu.lu@intel.com>
23493 * tree-ssa-loop-ivopts.c (create_new_ivs): Cast to
23494 unsigned HOST_WIDE_INT with HOST_WIDE_INT_PRINT_UNSIGNED in
23497 2016-05-13 Nathan Sidwell <nathan@acm.org>
23499 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): New.
23500 (nvptx_name_replacement): Delete.
23501 (write_fn_proto, write_fn_proto_from_insn,
23502 nvptx_output_call_insn): Remove nvptx_name_replacement call.
23503 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Override.
23504 * langhooks.c (add_builtin_funcction_common): Call
23505 targetm.mangle_decl_assembler_name.
23507 * config/nvptx/nvptx.c (write_fn_proto): Handle
23508 BUILT_IN_ATOMIC_COMPARE_EXCHANGE_n oddity.
23510 2016-05-13 Martin Liska <mliska@suse.cz>
23512 * tree-ssa-loop-ivopts.c (create_new_ivs): Use HOST_WIDE_INT_PRINT_DEC
23513 and PRIu64 in printf format.
23515 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23517 * tree-ssa-loop-ivanon.c (try_unroll_loop_completely): Typo fix in
23520 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23522 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
23523 Change --param max-completely-peeled-times to
23524 --param max-completely-peel-times in dump file printing.
23526 2016-05-13 Richard Biener <rguenther@suse.de>
23528 PR tree-optimization/42587
23529 * tree-ssa-math-opts.c (perform_symbolic_merge): Handle BIT_FIELD_REF.
23530 (find_bswap_or_nop_1): Likewise.
23531 (bswap_replace): Likewise.
23533 2016-05-13 Martin Liska <mliska@suse.cz>
23535 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern):
23536 Initialize a variable with default value.
23538 2016-05-13 Martin Liska <mliska@suse.cz>
23540 * doc/invoke.texi: Enhance explanation of error recovery
23543 2016-05-13 Martin Liska <mliska@suse.cz>
23545 * tree-ssa-loop-ivopts.c (avg_loop_niter): Fix coding style.
23546 (struct cost_pair): Change inv_expr_id (int) to inv_expr
23547 (iv_inv_expr_ent *).
23548 (struct iv_inv_expr_ent): Comment struct fields.
23549 (sort_iv_inv_expr_ent): New function.
23550 (struct ivopts_data): Rename inv_expr_id to max_inv_expr_id.
23551 (struct iv_ca): Replace used_inv_expr and num_used_inv_expr with
23552 a hash_map between iv_inv_expr_ent and number of usages.
23553 (niter_for_exit): Fix coding style.
23554 (tree_ssa_iv_optimize_init): Use renamed variable.
23555 (determine_base_object): Fix coding style.
23556 (alloc_iv): Likewise.
23557 (find_interesting_uses_outside): Likewise.
23558 (add_candidate_1): Likewise.
23559 (add_standard_iv_candidates): Likewise.
23560 (set_group_iv_cost): Replace inv_expr_id with inv_expr.
23561 (prepare_decl_rtl): Fix coding style.
23562 (get_address_cost): Likewise.
23563 (get_shiftadd_cost): Likewise.
23564 (force_expr_to_var_cost): Likewise.
23565 (compare_aff_trees): Likewise.
23566 (get_expr_id): Restructure the function.
23567 (get_loop_invariant_expr_id): Renamed to
23568 get_loop_invariant_expr.
23569 (get_computation_cost_at): Replace usage of inv_expr_id with
23571 (get_computation_cost): Likewise.
23572 (determine_group_iv_cost_generic): Likewise.
23573 (determine_group_iv_cost_address): Likewise.
23574 (iv_period): Fix coding style.
23575 (iv_elimination_compare_lt): Likewise.
23576 (may_eliminate_iv): Likewise.
23577 (determine_group_iv_cost_cond): Replace usage of inv_expr_id with
23579 (determine_group_iv_costs): Dump invariant expressions.
23580 (iv_ca_recount_cost): Use the newly added hash_map.
23581 (iv_ca_set_remove_invariants): Fix coding style.
23582 (iv_ca_set_add_invariants): Fix coding style.
23583 (iv_ca_set_no_cp): Utilize the newly added hash_map for used
23585 (iv_ca_set_cp): Likewise.
23586 (iv_ca_new): Initialize the newly added hash_map and remove
23587 initialization of fields.
23588 (iv_ca_free): Delete the hash_map.
23589 (iv_ca_dump): Dump invariant expressions.
23590 (iv_ca_extend): Fix coding style.
23591 (try_add_cand_for): Likewise.
23592 (create_new_ivs): Dump information about # of avg iterations and
23593 # of used invariant expressions.
23594 (rewrite_use_compare): Fix coding style.
23595 (free_loop_data): Set default value for max_inv_expr_id.
23597 2016-05-13 Ilya Enkovich <ilya.enkovich@intel.com>
23599 * cse.c (rest_of_handle_cse): Use cleanup_cfg
23600 returned value cse_cfg_altered computation.
23601 (rest_of_handle_cse2): Likewise.
23602 (rest_of_handle_cse_after_global_opts): Likewise.
23604 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
23607 * config/arm/arm.c (arm32_output_mi_thunk): New.
23608 (arm_output_mi_thunk): Rename to arm_thumb1_mi_thunk. Rework
23609 to split Thumb1 vs TARGET_32BIT functionality.
23610 (arm_thumb1_mi_thunk): New.
23612 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
23614 * config/aarch64/aarch64.c (TARGET_OMIT_STRUCT_RETURN_REG): Set
23617 2016-05-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
23620 * config/i386/i386.c (ix86_in_large_data_p): Guard against NULL exp.
23622 2016-05-13 Eric Botcazou <ebotcazou@adacore.com>
23624 * builtins.c (expand_builtin_memcmp): Do not emit the call here.
23625 (expand_builtin_trap): Emit a regular call.
23626 (set_builtin_user_assembler_name): Remove obsolete cases.
23627 * dse.c (scan_insn): Adjust.
23628 * except.c: Include calls.h.
23629 (sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is defined,
23630 emit a regular call to setjmp.
23631 * expr.c (emit_block_move_hints): Call emit_block_copy_via_libcall.
23632 (block_move_libcall_safe_for_call_parm): Use memcpy builtin.
23633 (emit_block_move_via_libcall): Delete.
23634 (block_move_fn): Delete.
23635 (init_block_move_fn): Likewise.
23636 (emit_block_move_libcall_fn): Likewise.
23637 (emit_block_op_via_libcall): New function.
23638 (set_storage_via_libcall): Tidy up and use memset builtin.
23639 (block_clear_fn): Delete.
23640 (init_block_clear_fn): Likewise.
23641 (clear_storage_libcall_fn): Likewise.
23642 (expand_assignment): Call emit_block_move_via_libcall.
23643 Do not include gt-expr.h.
23644 * expr.h (emit_block_op_via_libcall): Declare.
23645 (emit_block_copy_via_libcall): New inline function.
23646 (emit_block_move_via_libcall): Likewise.
23647 (emit_block_comp_via_libcall): Likewise.
23648 (block_clear_fn): Delete.
23649 (init_block_move_fn): Likewise.
23650 (init_block_clear_fn): Likewise.
23651 (emit_block_move_via_libcall): Likewise.
23652 (set_storage_via_libcall): Add default parameter value.
23653 * libfuncs.h (enum libfunc_index): Remove obsolete values.
23654 (abort_libfunc): Delete.
23655 (memcpy_libfunc): Likewise.
23656 (memmove_libfunc): Likewise.
23657 (memcmp_libfunc): Likewise.
23658 (memset_libfunc): Likewise.
23659 (setbits_libfunc): Likewise.
23660 (setjmp_libfunc): Likewise.
23661 (longjmp_libfunc): Likewise.
23662 (profile_function_entry_libfunc): Likewise.
23663 (profile_function_exit_libfunc): Likewise.
23664 (gcov_flush_libfunc): Likewise.
23665 * optabs-libfuncs.c (build_libfunc_function): Set DECL_ARTIFICIAL
23666 and DECL_VISIBILITY on the declaration.
23667 (init_optabs): Do not initialize obsolete libfuncs.
23668 * optabs.c (prepare_cmp_insn): Call emit_block_comp_via_libcall.
23669 * tree-core.h (ECF_RET1): Define.
23670 (ECF_TM_PURE): Adjust.
23671 (ECF_TM_BUILTIN): Likewise.
23672 * tree.c (set_call_expr_flags): Deal with ECF_RET1.
23673 (build_common_builtin_nodes): Initialize abort builtin.
23674 Add ECF_RET1 on memcpy, memmove and memset builtins.
23675 Pass final flags for alloca and alloca_with_align builtins.
23676 * config/alpha/alpha.c (alpha_init_libfuncs): Do not initialize
23678 * config/ia64/ia64.c (ia64_vms_init_libfuncs): Likewise.
23679 * config/i386/i386.c (ix86_expand_set_or_movmem): Adjust call to
23680 set_storage_via_libcall and call emit_block_copy_via_libcall.
23682 2016-05-12 Uros Bizjak <ubizjak@gmail.com>
23684 * config/i386/i386.md (*call_got_x32): Change operand 0 to
23685 DImode before it is passed to ix86_output_call_operand.
23686 (*call_value_got_x32): Ditto for operand 1.
23688 2016-05-12 Jiong Wang <jiong.wang@arm.com>
23690 PR rtl-optimization/70904
23691 * lra-constraint.c (process_addr_reg): Relax the restriction on subreg
23692 reload for wide mode.
23694 2016-05-12 Marek Polacek <polacek@redhat.com>
23697 * langhooks-def.h (lhd_incomplete_type_error): Adjust declaration.
23698 * langhooks.c (lhd_incomplete_type_error): Add location parameter.
23699 * langhooks.h (incomplete_type_error): Likewise.
23700 * tree.c (size_in_bytes_loc): Renamed from size_in_bytes. Add location
23701 parameter, pass it down to incomplete_type_error.
23702 * tree.h (size_in_bytes): New inline overload.
23703 (size_in_bytes_loc): Renamed from size_in_bytes.
23705 2016-05-12 Richard Biener <rguenther@suse.de>
23707 PR tree-optimization/71059
23708 * tree-ssa-pre.c (phi_translate_1): Fully fold translated
23709 nary before looking up or entering the expression into the VN
23711 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): Fix comment typo.
23712 Make sure to re-use NARYs without result as inserted by
23715 2016-05-12 Richard Biener <rguenther@suse.de>
23717 PR tree-optimization/71062
23718 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
23720 * tree-ssa-structalias.c (set_uids_in_ptset): Set
23721 vars_contains_restrict if the var is a restrict tag.
23722 * tree-ssa-alias.c (ptrs_compare_unequal): If vars_contains_restrict
23723 do not disambiguate pointers against it.
23724 (dump_points_to_solution): Re-structure and adjust for new
23725 vars_contains_restrict flag.
23726 * gimple-pretty-print.c (pp_points_to_solution): Likewise.
23728 2016-05-12 Martin Liska <mliska@suse.cz>
23730 * doc/invoke.texi: Explain connection between
23731 -fsanitize-recover=address and ASAN_OPTIONS="halt_on_error=1".
23733 2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com>
23735 PR tree-optimization/71006
23736 * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
23737 consider COND_EXPR as a mask producer.
23739 2016-05-12 Marek Polacek <polacek@redhat.com>
23742 * opts.c (common_handle_option): Detect missing argument for --help^.
23744 2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23747 * config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction
23748 when popping the PC and within an interrupt handler routine.
23749 Add missing tab to output of "ldmfd".
23750 (output_return_instruction): Output LDMFD with SP update rather
23751 than POP when returning from interrupt handler.
23753 2016-05-12 Jakub Jelinek <jakub@redhat.com>
23755 * config/i386/i386.md (isa): Add x64_avx512dq, enable if
23756 TARGET_64BIT && TARGET_AVX512DQ.
23757 * config/i386/sse.md (*vec_extract<mode>): Add avx512bw alternatives.
23758 (*vec_extract<PEXTR_MODE12:mode>_zext): Add avx512bw alternative.
23759 (*vec_extract<ssevecmodelower>_0, *vec_extractv4si_0_zext,
23760 *vec_extractv2di_0_sse): Use v constraint instead of x constraint.
23761 (*vec_extractv4si): Add avx512dq and avx512bw alternatives.
23762 (*vec_extractv4si_zext): Add avx512dq alternative.
23763 (*vec_extractv2di_1): Add x64_avx512dq and avx512bw alternatives,
23764 use v instead of x constraint in other alternatives where possible.
23766 * config/i386/sse.md (sse2_loadld): Use v instead of x
23767 constraint in alternatives 0,1,4.
23769 * config/i386/sse.md (pinsr_evex_isa): New mode attr.
23770 (<sse2p4_1>_pinsr<ssemodesuffix>): Add 2 alternatives with
23771 v constraints instead of x and <pinsr_evex_isa> isa attribute.
23774 * config/i386/sse.md (<sse2_avx2>_packssdw<mask_name>,
23775 <sse4_1_avx2>_packusdw<mask_name>): Make sure EVEX encoded insn
23776 is not emitted unless TARGET_AVX512BW.
23777 (<sse2_avx2>_packuswb<mask_name>, <sse2_avx2>_packsswb<mask_name>):
23778 Likewise. For TARGET_AVX512BW, use "=v" constraint instead of "=x"
23779 for the result operand.
23781 * config/i386/sse.md (*vec_setv4sf_sse4_1, sse4_1_insertps): Use v
23782 constraint instead of x in avx alternatives. Use maybe_evex instead
23785 * config/i386/constraints.md (Yv): New constraint.
23786 * config/i386/i386.h (VALID_AVX512VL_128_REG_MODE): Allow
23787 TFmode and V1TImode in xmm16+ registers for TARGET_AVX512VL.
23788 * config/i386/i386.md (avx512fvecmode): New mode attr.
23789 (*pushtf): Use v constraint instead of x.
23790 (*movtf_internal): Likewise. For TARGET_AVX512VL and
23791 xmm16+ registers, use vmovdqu64 or vmovdqa64 instructions.
23792 (*absneg<mode>2): Use Yv constraint instead of x constraint.
23793 (*absnegtf2_sse): Likewise.
23794 (copysign<mode>3_const, copysign<mode>3_var): Likewise.
23795 * config/i386/sse.md (*andnot<mode>3): Add avx512vl and
23796 avx512f alternatives.
23797 (*andnottf3, *<code><mode>3, *<code>tf3): Likewise.
23799 2016-05-12 Richard Biener <rguenther@suse.de>
23801 PR tree-optimization/71060
23802 * tree-data-ref.c (initialize_data_dependence_relation): Do not
23803 require exact match of DR_BASE_OBJECT but only matching address and
23806 2016-05-12 Richard Biener <rguenther@suse.de>
23808 PR tree-optimization/70986
23809 * cfganal.c: Include cfgloop.h.
23810 (dfs_find_deadend): Prefer to take edges exiting loops.
23812 2016-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
23814 * gcc.target/powerpc/pr70963.c: Require at least power8 at both
23815 compile and run time.
23817 2016-05-11 Mikhail Maltsev <maltsevm@gmail.com>
23820 * doc/invoke.texi (Wduplicate-decl-specifier): Document new option.
23822 2016-05-11 Uros Bizjak <ubizjak@gmail.com>
23824 * config/i386/i386.c (legitimize_pic_address): Use
23825 copy_to_suggested_reg instead of gen_movsi.
23827 2016-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
23829 * config/rs6000/predicates.md (quad_memory_operand): Move most of
23830 the code into quad_address_p and call it to share code with
23831 vsx_quad_dform_memory_operand.
23832 (vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector
23834 * config/rs6000/rs6000.opt (-mlra): Switch to being an option mask
23835 bit instead of being a separate word. Split -mpower9-dform into
23836 two switches, -mpower9-dform-scalar and -mpower9-dform-vector.
23837 * config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask
23838 for the register class supporting 128-bit quad word memory offsets.
23839 (mode_supports_vsx_dform_quad): Helper function to return if the
23840 register class uses quad word memory offsets.
23841 (rs6000_debug_addr_mask): Add support for quad word memory offsets.
23842 (rs6000_debug_reg_global): Always print if we are using LRA or not.
23843 (rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form
23844 instructions are enabled, set up the appropriate addr_masks for
23846 (rs6000_init_hard_regno_mode_ok): wb constraint is now based on
23847 -mpower9-dform-scalar, instead of -mpower9-dform.
23848 (rs6000_option_override_internal): Split -mpower9-dform into two
23849 switches, -mpower9-dform-scalar and -mpower9-dform-vector. The
23850 -mpower9-dform switch sets or clears both. If we are not using
23851 the LRA register allocator, do not enable -mpower9-dform-vector by
23852 default. If we are using LRA, enable -mpower9-dform-vector and
23853 -mvsx-timode if it is appropriate. Issue a warning if either
23854 -mpower9-dform-vector or -mvsx-timode are explicitly used without
23856 (quad_address_offset_p): New helper function to return if the
23857 offset is legal for quad word memory instructions.
23858 (quad_address_p): New function to determin if GPR or vector
23859 register quad word memory addresses are legal.
23860 (mem_operand_gpr): Validate quad word address offsets.
23861 (reg_offset_addressing_ok_p): Add support for ISA 3.0 vector
23862 d-form (register + offset) instructions.
23863 (offsettable_ok_by_alignment): Likewise.
23864 (rs6000_legitimate_offset_address_p): Likewise.
23865 (legitimate_lo_sum_address_p): Likewise.
23866 (rs6000_legitimize_address): Likewise.
23867 (rs6000_legitimize_reload_address): Add more debug statements for
23869 (rs6000_legitimate_address_p): Add support for ISA 3.0 vector
23870 d-form instructions.
23871 (rs6000_secondary_reload_memory): Add support for ISA 3.0 vector
23872 d-form instructions. Distinguish different cases in debug
23873 output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector
23874 d-form instructions.
23875 (rs6000_preferred_reload_class): Likewise.
23876 (rs6000_output_move_128bit): Add support for ISA 3.0 d-form
23877 instructions. If ISA 3.0 is available, generate lxvx/stxvx instead
23878 of the ISA 2.06 indexed memory instructions.
23879 (rs6000_emit_prologue): If we have ISA 3.0 d-form instructions,
23880 use them to save/restore the saved vector registers instead of
23881 using Altivec instructions.
23882 (rs6000_emit_epilogue): Likewise.
23883 (rs6000_lra_p): Use TARGET_LRA instead of the old option word.
23884 (rs6000_opt_masks): Split -mpower9-dform into
23885 -mpower9-dform-scalar and -mpower9-dform-vector.
23886 (rs6000_print_options_internal): Print -mno-<switch> if <switch>
23888 * config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit
23889 ISA 3.0 vector indexed memory instructions, and fold the code into
23890 the normal mov<mode> patterns.
23891 (p9_vecstore_<mode>): Likewise.
23892 (vsx_mov<mode>): Add support for ISA 3.0 vector d-form
23894 (vsx_movti_64bit): Likewise.
23895 (vsx_movti_32bit): Likewise.
23896 * config/rs6000/constraints.md (wO constraint): New constraint for
23897 ISA 3.0 vector d-form support.
23898 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use
23899 -mpower9-dform-scalar instead of -mpower9-dform. Add note not to
23900 include -mpower9-dform-vector until we switch over to LRA.
23901 (POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two.
23902 switches, -mpower9-dform-scalar and -mpower9-dform-vector.
23903 * config/rs6000/rs6000-protos.h (quad_address_p): Add declaration.
23904 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
23905 for -mpower9-dform and -mlra.
23906 * doc/md.texi (wO constraint): Document wO constraint.
23908 2016-05-11 Alexander Monakov <amonakov@ispras.ru>
23910 * genattr.c (main): Change 'rtx' to 'rtx_insn *' in prototypes of
23911 'insn_latency', 'maximal_insn_latency', 'min_insn_conflict_delay'.
23912 * genautomata.c (output_internal_insn_code_evaluation): Simplify.
23913 Move handling of non-insn arguments inline into the sole user:
23914 (output_trans_func): ...here.
23915 (output_min_insn_conflict_delay_func): Change 'rtx' to 'rtx_insn *'
23916 in emitted function prototype.
23917 (output_internal_insn_latency_func): Ditto. Simplify.
23918 (output_internal_maximal_insn_latency_func): Ditto. Delete
23919 always-unused argument.
23920 (output_insn_latency_func): Ditto.
23921 (output_maximal_insn_latency_func): Ditto.
23923 2016-05-11 Richard Biener <rguenther@suse.de>
23925 PR tree-optimization/71055
23926 * tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting
23927 sth with precision not equal to access size verify we don't chop
23930 2016-05-11 Richard Biener <rguenther@suse.de>
23933 * dwarf2out.c (retry_incomplete_types): Set early_dwarf.
23934 (dwarf2out_finish): Move retry_incomplete_types call ...
23935 (dwarf2out_early_finish): ... here.
23937 2016-05-11 Richard Biener <rguenther@suse.de>
23939 PR middle-end/71002
23940 * alias.c (reference_alias_ptr_type): Preserve alias-set zero
23941 if the langhook insists on it.
23942 * fold-const.c (make_bit_field_ref): Add arg for the original
23943 reference and preserve its alias-set.
23944 (decode_field_reference): Take exp by reference and adjust it
23945 to the original memory reference.
23946 (optimize_bit_field_compare): Adjust callers.
23947 (fold_truth_andor_1): Likewise.
23948 * gimplify.c (gimplify_expr): Adjust in-SSA form test.
23950 2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
23952 PR middle-end/70807
23953 * cfgrtl.h (delete_insn_and_edges): Now return bool.
23954 * cfgrtl.c (delete_insn_and_edges): Likewise.
23955 * config/i386/i386.c (convert_scalars_to_vector): Remove
23957 * cse.c (cse_insn): Compute cse_cfg_altered.
23958 (delete_trivially_dead_insns): Likewise.
23959 (cse_cc_succs): Likewise.
23960 (rest_of_handle_cse): Free dominance info if required.
23961 (rest_of_handle_cse2): Likewise.
23962 (rest_of_handle_cse_after_global_opts): Likewise.
23964 2016-05-11 Alan Modra <amodra@gmail.com>
23966 * config/rs6000/rs6000.c (is_complex_IBM_long_double,
23967 abi_v4_pass_in_fpr): New functions.
23968 (rs6000_function_arg_boundary): Exclude complex IBM long double
23969 from 64-bit alignment when ABI_V4.
23970 (rs6000_function_arg, rs6000_function_arg_advance_1,
23971 rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr.
23973 2016-05-10 Segher Boessenkool <segher@kernel.crashing.org>
23975 PR rtl-optimization/71028
23976 * cfgcleanup.c (try_optimize_cfg): Do not flip a conditional
23977 jump with just a return in the fallthrough block if the branch
23978 block contains just a return as well.
23980 2016-05-10 Marc Glisse <marc.glisse@inria.fr>
23982 * fold-const.c (fold_binary_loc) [(X ^ Y) & Y]: Remove and merge with...
23983 * match.pd ((X & Y) ^ Y): ... this.
23984 ((X & Y) & Y, (X | Y) | Y, (X ^ Y) ^ Y, (X & Y) & (X & Z), (X | Y)
23985 | (X | Z), (X ^ Y) ^ (X ^ Z)): New transformations.
23987 2016-05-10 David Malcolm <dmalcolm@redhat.com>
23989 * read-md.c (require_char_ws): New function.
23990 (read_string): Simplify using require_char_ws.
23991 (handle_constants): Likewise.
23992 (handle_enum): Likewise.
23993 (handle_file): Likewise.
23994 * read-md.h (require_char_ws): New declaration.
23995 * read-rtl.c (read_conditions): Simplify using require_char_ws.
23996 (read_mapping): Likewise.
23997 (read_rtx_code): Likewise.
23998 (read_nested_rtx): Likewise.
24000 2016-05-10 James Norris <jnorris@codesourcery.com>
24002 * config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o
24003 if offloading is enabled and -fopenacc or -fopenmp is specified.
24004 (CRTOFFLOADEND): Likewise.
24005 (STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN.
24006 (ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND.
24008 2016-05-10 Uros Bizjak <ubizjak@gmail.com>
24010 * config/i386/i386.c (legitimize_pic_address): Merge 64-bit and 32-bit
24011 gotoff_operand code paths. Use copy_to_suggested_regs and
24012 expand_simple_binop where appropriate. Cleanup.
24014 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
24017 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Allow
24019 (dimode_scalar_chain::vector_const_cost): New.
24020 (dimode_scalar_chain::compute_convert_gain): Handle constants.
24021 (dimode_scalar_chain::convert_op): Likewise.
24022 (dimode_scalar_chain::convert_insn): Likewise.
24024 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
24026 * dwarf2out.c (resolve_args_picking_1): Consider DW_OP_neg as an
24027 unary operation, not a binary one.
24029 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
24031 PR middle-end/70877
24032 * tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle
24033 calls with type casted fndecl.
24035 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
24037 PR tree-optimization/70786
24038 * tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR.
24039 * calls.c (initialize_argument_information): Bind bounds
24040 with corresponding args passed by reference.
24042 2016-05-10 Jakub Jelinek <jakub@redhat.com>
24045 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>),
24046 *<code><mode>3<mask_name>): For !TARGET_AVX512DQ and EVEX encoding,
24047 use vp*[dq] instead of v*p[sd] instructions and adjust mode attribute
24050 2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
24053 * config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct
24054 code for a zero scale factor.
24055 (vsx_xvcvdpuxds_scale): Likewise.
24057 2016-05-10 David Malcolm <dmalcolm@redhat.com>
24059 * diagnostic-show-locus.c (layout::layout): Call show_ruler
24060 if show_ruler_p was set on the context.
24061 (layout::show_ruler): New method.
24062 * diagnostic.h (struct diagnostic_context): Add field
24065 2016-05-10 Richard Biener <rguenther@suse.de>
24067 PR tree-optimization/71039
24068 * tree-ssa-phiprop.c: Include tree-ssa-loop.h.
24069 (chk_uses): New function.
24070 (propagate_with_phi): Verify we can safely replicate the lhs of an
24071 aggregate assignment on all incoming edges.
24073 2016-05-10 Oleg Endo <olegendo@gcc.gnu.org>
24075 * config/rx/rx-protos.h (is_interrupt_func, is_fast_interrupt_func):
24077 (rx_atomic_sequence): New class.
24078 * config/rx/rx.c (rx_print_operand): Use symbolic names for PSW bits.
24079 (is_interrupt_func, is_fast_interrupt_func): Make non-static and
24081 (rx_atomic_sequence::rx_atomic_sequence,
24082 rx_atomic_sequence::~rx_atomic_sequence): New functions.
24083 * config/rx/rx.md (CTRLREG_PSW, CTRLREG_USP, CTRLREG_FPSW, CTRLREG_CPEN,
24084 CTRLREG_BPSW, CTRLREG_BPC, CTRLREG_ISP, CTRLREG_FINTV,
24085 CTRLREG_INTB): New constants.
24086 (FETCHOP): New code iterator.
24087 (fethcop_name, fetchop_name2): New iterator code attributes.
24088 (QIHI): New mode iterator.
24089 (atomic_exchange<mode>, atomic_exchangesi, xchg_mem<mode>,
24090 atomic_fetch_<fetchop_name>si, atomic_fetch_nandsi,
24091 atomic_<fetchop_name>_fetchsi, atomic_nand_fetchsi): New patterns.
24093 2016-05-10 Martin Liska <mliska@suse.cz>
24095 * tree-inline.c (remap_dependence_clique): Do not remap
24096 debugging statements.
24098 2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
24100 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly")
24101 ("*fixuns_truncdfdi2_z13")
24102 ("*fixuns_trunc<FP:mode><GPR:mode>2_z196")
24103 ("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13")
24104 ("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX.
24106 2016-05-10 Richard Biener <rguenther@suse.de>
24108 PR tree-optimization/70497
24109 PR tree-optimization/28367
24110 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): New function
24112 (visit_reference_op_load): ... here.
24113 (vn_reference_lookup_3): Use it to handle subreg-like accesses
24114 with simplified BIT_FIELD_REFs.
24115 * tree-ssa-pre.c (eliminate_insert): Handle inserting BIT_FIELD_REFs.
24116 * tree-complex.c (extract_component): Handle BIT_FIELD_REFs
24119 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
24121 * dwarf2out.c (add_abstract_origin_attribute): Adjust
24122 documentation comment. For BLOCK nodes, add a
24123 DW_AT_abstract_origin attribute that points to the DIE generated
24124 for the origin BLOCK.
24125 (gen_lexical_block_die): Call add_abstract_origin_attribute for
24126 blocks from inlined functions.
24128 2016-05-10 Alan Modra <amodra@gmail.com>
24131 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop
24132 regrename modifying insns saving lr before __morestack call.
24133 * config/rs6000/rs6000.md (split_stack_return): Similarly for
24134 insns restoring lr after __morestack call.
24136 2016-05-09 Jakub Jelinek <jakub@redhat.com>
24138 * config/i386/i386.md (set_got, set_got_labelled, lwp_llwpcb,
24139 lwp_lwpval<mode>3, lwp_lwpins<mode>3): Remove constraints from
24141 * config/i386/sse.md (vec_interleave_high<mode>,
24142 vec_interleave_low<mode>, <avx512>_vpermi2var<mode>3_maskz,
24143 <avx512>_vpermt2var<mode>3_maskz): Likewise.
24145 2016-05-04 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
24147 * config/rs6000/rs6000.c (rs6000_reassociation_width): Add
24148 function for TARGET_SCHED_REASSOCIATION_WIDTH to enable
24149 parallel reassociation for power8 and forward.
24151 2016-05-09 Uros Bizjak <ubizjak@gmail.com>
24153 * config/i386/i386.md (absneg splitters with general regs): Use
24154 general_reg_operand predicate.
24155 (btsq peephole2): Use x86_64_immediate_operand to check if new
24156 value is suitable for immediate operand. Generate emitted insn
24157 using RTL expressions.
24158 (btcq peephole2): Ditto.
24159 (btrq peephole2): Ditto. Generate correct immediate operand
24162 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
24164 * cfgexpand.c (expand_debug_expr): Fix address offset for negative
24167 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
24169 * tree-affine.c (wide_int_constant_multiple_p): Add missing
24170 pointer dereference.
24172 2016-05-09 Richard Biener <rguenther@suse.de>
24174 PR tree-optimization/70985
24175 * match.pd (BIT_FIELD_REF -> (type)): Disable on GIMPLE when
24176 op0 isn't a gimple register.
24178 2016-05-09 Prachi Godbole <prachi.godbole@imgtec.com>
24180 * config/mips/i6400.md (i6400_fpu_intadd, i6400_fpu_logic)
24181 (i6400_fpu_div, i6400_fpu_cmp, i6400_fpu_float, i6400_fpu_store)
24182 (i6400_fpu_long_pipe, i6400_fpu_logic_l, i6400_fpu_float_l)
24183 (i6400_fpu_mult): New cpu units.
24184 (i6400_msa_add_d, i6400_msa_int_add, i6400_msa_short_logic3)
24185 (i6400_msa_short_logic2, i6400_msa_short_logic, i6400_msa_move)
24186 (i6400_msa_cmp, i6400_msa_short_float2, i6400_msa_div_d)
24187 (i6400_msa_div_w, i6400_msa_div_h, i6400_msa_div_b)
24188 (i6400_msa_copy, i6400_msa_branch, i6400_fpu_msa_store)
24189 (i6400_fpu_msa_load, i6400_fpu_msa_move, i6400_msa_long_logic1)
24190 (i6400_msa_long_logic2, i6400_msa_mult, i6400_msa_long_float2)
24191 (i6400_msa_long_float4, i6400_msa_long_float5)
24192 (i6400_msa_long_float8, i6400_msa_fdiv_df)
24193 (i6400_msa_fdiv_sf): New reservations.
24194 * config/mips/p5600.md (p5600_fpu_intadd, p5600_fpu_cmp)
24195 (p5600_fpu_float, p5600_fpu_logic_a, p5600_fpu_logic_b)
24196 (p5600_fpu_div, p5600_fpu_logic, p5600_fpu_float_a)
24197 (p5600_fpu_float_b, p5600_fpu_float_c, p5600_fpu_float_d)
24198 (p5600_fpu_mult, p5600_fpu_fdiv, p5600_fpu_load): New cpu units.
24199 (msa_short_int_add, msa_short_logic, msa_short_logic_move_v)
24200 (msa_short_cmp, msa_short_float2, msa_short_logic3)
24201 (msa_short_store4, msa_long_load, msa_short_store)
24202 (msa_long_logic, msa_long_float2, msa_long_float4)
24203 (msa_long_float5, msa_long_float8, msa_long_mult)
24204 (msa_long_fdiv, msa_long_div): New reservations.
24206 2016-05-09 Robert Suchanek <robert.suchanek@imgtec.com>
24207 Sameera Deshpande <sameera.deshpande@imgtec.com>
24208 Matthew Fortune <matthew.fortune@imgtec.com>
24209 Graham Stott <graham.stott@imgtec.com>
24210 Chao-ying Fu <chao-ying.fu@imgtec.com>
24212 * config.gcc: Add MSA header file for mips*-*-* target.
24213 * config/mips/constraints.md (YI, YC, YZ, Unv5, Uuv5, Usv5, Uuv6)
24214 (Ubv8i, Urv8): New constraints.
24215 * config/mips/mips-ftypes.def: Add function types for MSA
24217 * config/mips/mips-modes.def (V16QI, V8HI, V4SI, V2DI, V4SF)
24218 (V2DF, V32QI, V16HI, V8SI, V4DI, V8SF, V4DF): New modes.
24219 * config/mips/mips-msa.md: New file.
24220 * config/mips/mips-protos.h
24221 (mips_split_128bit_const_insns): New prototype.
24222 (mips_msa_idiv_insns): Likewise.
24223 (mips_split_128bit_move): Likewise.
24224 (mips_split_128bit_move_p): Likewise.
24225 (mips_split_msa_copy_d): Likewise.
24226 (mips_split_msa_insert_d): Likewise.
24227 (mips_split_msa_fill_d): Likewise.
24228 (mips_expand_msa_branch): Likewise.
24229 (mips_const_vector_same_val_p): Likewise.
24230 (mips_const_vector_same_bytes_p): Likewise.
24231 (mips_const_vector_same_int_p): Likewise.
24232 (mips_const_vector_shuffle_set_p): Likewise.
24233 (mips_const_vector_bitimm_set_p): Likewise.
24234 (mips_const_vector_bitimm_clr_p): Likewise.
24235 (mips_msa_vec_parallel_const_half): Likewise.
24236 (mips_msa_output_division): Likewise.
24237 (mips_ldst_scaled_shift): Likewise.
24238 (mips_expand_vec_cond_expr): Likewise.
24239 * config/mips/mips.c (enum mips_builtin_type): Add
24240 MIPS_BUILTIN_MSA_TEST_BRANCH.
24241 (mips_gen_const_int_vector_shuffle): New prototype.
24242 (mips_const_vector_bitimm_set_p): New function.
24243 (mips_const_vector_bitimm_clr_p): Likewise.
24244 (mips_const_vector_same_val_p): Likewise.
24245 (mips_const_vector_same_bytes_p): Likewise.
24246 (mips_const_vector_same_int_p): Likewise.
24247 (mips_const_vector_shuffle_set_p): Likewise.
24248 (mips_symbol_insns): Forbid loading symbols via immediate for
24250 (mips_valid_offset_p): Limit offset to 10-bit for MSA loads and
24252 (mips_valid_lo_sum_p): Forbid loadings symbols via %lo(base) for
24254 (mips_lx_address_p): Add support load indexed address for MSA.
24255 (mips_address_insns): Add calculation of instructions needed for
24256 stores and loads for MSA.
24257 (mips_const_insns): Move CONST_DOUBLE below CONST_VECTOR. Handle
24258 CONST_VECTOR for MSA and let it fall through.
24259 (mips_ldst_scaled_shift): New function.
24260 (mips_subword_at_byte): Likewise.
24261 (mips_msa_idiv_insns): Likewise.
24262 (mips_legitimize_move): Validate MSA moves.
24263 (mips_rtx_costs): Add UNGE, UNGT, UNLE, UNLT cases. Add
24264 calculation of costs for MSA division.
24265 (mips_split_move_p): Check if MSA moves need splitting.
24266 (mips_split_move): Split MSA moves if necessary.
24267 (mips_split_128bit_move_p): New function.
24268 (mips_split_128bit_move): Likewise.
24269 (mips_split_msa_copy_d): Likewise.
24270 (mips_split_msa_insert_d): Likewise.
24271 (mips_split_msa_fill_d): Likewise.
24272 (mips_output_move): Handle MSA moves.
24273 (mips_expand_msa_branch): New function.
24274 (mips_print_operand): Add 'E', 'B', 'w', 'v' and 'V' modifiers.
24275 Reinstate 'y' modifier.
24276 (mips_file_start): Add MSA .gnu_attribute.
24277 (mips_hard_regno_mode_ok_p): Allow TImode and 128-bit vectors in
24279 (mips_hard_regno_nregs): Always return 1 for MSA supported mode.
24280 (mips_class_max_nregs): Add register size for MSA supported mode.
24281 (mips_cannot_change_mode_class): Allow conversion between MSA
24282 vector modes and TImode.
24283 (mips_mode_ok_for_mov_fmt_p): Allow MSA to use move.v
24285 (mips_secondary_reload_class): Force MSA loads/stores via memory.
24286 (mips_preferred_simd_mode): Add preffered modes for MSA.
24287 (mips_vector_mode_supported_p): Add MSA supported modes.
24288 (mips_autovectorize_vector_sizes): New function.
24289 (mips_msa_output_division): Likewise.
24290 (MSA_BUILTIN, MIPS_BUILTIN_DIRECT_NO_TARGET)
24291 (MSA_NO_TARGET_BUILTIN, MSA_BUILTIN_TEST_BRANCH): New macros.
24292 (CODE_FOR_msa_adds_s_b, CODE_FOR_msa_adds_s_h)
24293 (CODE_FOR_msa_adds_s_w, CODE_FOR_msa_adds_s_d)
24294 (CODE_FOR_msa_adds_u_b, CODE_FOR_msa_adds_u_h)
24295 (CODE_FOR_msa_adds_u_w, CODE_FOR_msa_adds_u_du
24296 (CODE_FOR_msa_addv_b, CODE_FOR_msa_addv_h, CODE_FOR_msa_addv_w)
24297 (CODE_FOR_msa_addv_d, CODE_FOR_msa_and_v, CODE_FOR_msa_bmnz_v)
24298 (CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bmz_v, CODE_FOR_msa_bmzi_b)
24299 (CODE_FOR_msa_bnz_v, CODE_FOR_msa_bz_v, CODE_FOR_msa_bsel_v)
24300 (CODE_FOR_msa_bseli_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w)
24301 (CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b)
24302 (CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w)
24303 (CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clti_u_b)
24304 (CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w)
24305 (CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_s_b)
24306 (CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w)
24307 (CODE_FOR_msa_clei_s_d, CODE_FOR_msa_clei_u_b)
24308 (CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w)
24309 (CODE_FOR_msa_clei_u_d, CODE_FOR_msa_div_s_b)
24310 (CODE_FOR_msa_div_s_h, CODE_FOR_msa_div_s_w)
24311 (CODE_FOR_msa_div_s_d, CODE_FOR_msa_div_u_b)
24312 (CODE_FOR_msa_div_u_h, CODE_FOR_msa_div_u_w)
24313 (CODE_FOR_msa_div_u_d, CODE_FOR_msa_fadd_w, CODE_FOR_msa_fadd_d)
24314 (CODE_FOR_msa_fexdo_w, CODE_FOR_msa_ftrunc_s_w)
24315 (CODE_FOR_msa_ftrunc_s_d, CODE_FOR_msa_ftrunc_u_w)
24316 (CODE_FOR_msa_ftrunc_u_d, CODE_FOR_msa_ffint_s_w)
24317 (CODE_FOR_msa_ffint_s_d, CODE_FOR_msa_ffint_u_w)
24318 (CODE_FOR_msa_ffint_u_d, CODE_FOR_msa_fsub_w)
24319 (CODE_FOR_msa_fsub_d, CODE_FOR_msa_fmsub_d, CODE_FOR_msa_fmadd_w)
24320 (CODE_FOR_msa_fmadd_d, CODE_FOR_msa_fmsub_w, CODE_FOR_msa_fmul_w)
24321 (CODE_FOR_msa_fmul_d, CODE_FOR_msa_fdiv_w, CODE_FOR_msa_fdiv_d)
24322 (CODE_FOR_msa_fmax_w, CODE_FOR_msa_fmax_d, CODE_FOR_msa_fmax_a_w)
24323 (CODE_FOR_msa_fmax_a_d, CODE_FOR_msa_fmin_w, CODE_FOR_msa_fmin_d)
24324 (CODE_FOR_msa_fmin_a_w, CODE_FOR_msa_fmin_a_d)
24325 (CODE_FOR_msa_fsqrt_w, CODE_FOR_msa_fsqrt_d)
24326 (CODE_FOR_msa_max_s_b, CODE_FOR_msa_max_s_h)
24327 (CODE_FOR_msa_max_s_w, CODE_FOR_msa_max_s_d)
24328 (CODE_FOR_msa_max_u_b, CODE_FOR_msa_max_u_h)
24329 (CODE_FOR_msa_max_u_w, CODE_FOR_msa_max_u_d)
24330 (CODE_FOR_msa_min_s_b, CODE_FOR_msa_min_s_h)
24331 (CODE_FOR_msa_min_s_w, CODE_FOR_msa_min_s_d)
24332 (CODE_FOR_msa_min_u_b, CODE_FOR_msa_min_u_h)
24333 (CODE_FOR_msa_min_u_w, CODE_FOR_msa_min_u_d)
24334 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
24335 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
24336 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
24337 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
24338 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
24339 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
24340 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
24341 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
24342 (CODE_FOR_msa_mulv_b, CODE_FOR_msa_mulv_h, CODE_FOR_msa_mulv_w)
24343 (CODE_FOR_msa_mulv_d, CODE_FOR_msa_nlzc_b, CODE_FOR_msa_nlzc_h)
24344 (CODE_FOR_msa_nlzc_w, CODE_FOR_msa_nlzc_d, CODE_FOR_msa_nor_v)
24345 (CODE_FOR_msa_or_v, CODE_FOR_msa_ori_b, CODE_FOR_msa_nori_b)
24346 (CODE_FOR_msa_pcnt_b, CODE_FOR_msa_pcnt_h, CODE_FOR_msa_pcnt_w)
24347 (CODE_FOR_msa_pcnt_d, CODE_FOR_msa_xor_v, CODE_FOR_msa_xori_b)
24348 (CODE_FOR_msa_sll_b, CODE_FOR_msa_sll_h, CODE_FOR_msa_sll_w)
24349 (CODE_FOR_msa_sll_d, CODE_FOR_msa_slli_b, CODE_FOR_msa_slli_h)
24350 (CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, CODE_FOR_msa_sra_b)
24351 (CODE_FOR_msa_sra_h, CODE_FOR_msa_sra_w, CODE_FOR_msa_sra_d)
24352 (CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w)
24353 (CODE_FOR_msa_srai_d, CODE_FOR_msa_srl_b, CODE_FOR_msa_srl_h)
24354 (CODE_FOR_msa_srl_w, CODE_FOR_msa_srl_d, CODE_FOR_msa_srli_b)
24355 (CODE_FOR_msa_srli_h, CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d)
24356 (CODE_FOR_msa_subv_b, CODE_FOR_msa_subv_h, CODE_FOR_msa_subv_w)
24357 (CODE_FOR_msa_subv_d, CODE_FOR_msa_subvi_b, CODE_FOR_msa_subvi_h)
24358 (CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, CODE_FOR_msa_move_v)
24359 (CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, CODE_FOR_msa_vshf_w)
24360 (CODE_FOR_msa_vshf_d, CODE_FOR_msa_ilvod_d, CODE_FOR_msa_ilvev_d)
24361 (CODE_FOR_msa_pckod_d, CODE_FOR_msa_pckdev_d, CODE_FOR_msa_ldi_b)
24362 (CODE_FOR_msa_ldi_hi, CODE_FOR_msa_ldi_w)
24363 (CODE_FOR_msa_ldi_d): New code_aliasing macros.
24364 (mips_builtins): Add MSA sll_b, sll_h, sll_w, sll_d, slli_b,
24365 slli_h, slli_w, slli_d, sra_b, sra_h, sra_w, sra_d, srai_b,
24366 srai_h, srai_w, srai_d, srar_b, srar_h, srar_w, srar_d, srari_b,
24367 srari_h, srari_w, srari_d, srl_b, srl_h, srl_w, srl_d, srli_b,
24368 srli_h, srli_w, srli_d, srlr_b, srlr_h, srlr_w, srlr_d, srlri_b,
24369 srlri_h, srlri_w, srlri_d, bclr_b, bclr_h, bclr_w, bclr_d,
24370 bclri_b, bclri_h, bclri_w, bclri_d, bset_b, bset_h, bset_w,
24371 bset_d, bseti_b, bseti_h, bseti_w, bseti_d, bneg_b, bneg_h,
24372 bneg_w, bneg_d, bnegi_b, bnegi_h, bnegi_w, bnegi_d, binsl_b,
24373 binsl_h, binsl_w, binsl_d, binsli_b, binsli_h, binsli_w,
24374 binsli_d, binsr_b, binsr_h, binsr_w, binsr_d, binsri_b, binsri_h,
24375 binsri_w, binsri_d, addv_b, addv_h, addv_w, addv_d, addvi_b,
24376 addvi_h, addvi_w, addvi_d, subv_b, subv_h, subv_w, subv_d,
24377 subvi_b, subvi_h, subvi_w, subvi_d, max_s_b, max_s_h, max_s_w,
24378 max_s_d, maxi_s_b, maxi_s_h, maxi_s_w, maxi_s_d, max_u_b,
24379 max_u_h, max_u_w, max_u_d, maxi_u_b, maxi_u_h, maxi_u_w,
24380 maxi_u_d, min_s_b, min_s_h, min_s_w, min_s_d, mini_s_b, mini_s_h,
24381 mini_s_w, mini_s_d, min_u_b, min_u_h, min_u_w, min_u_d, mini_u_b,
24382 mini_u_h, mini_u_w, mini_u_d, max_a_b, max_a_h, max_a_w, max_a_d,
24383 min_a_b, min_a_h, min_a_w, min_a_d, ceq_b, ceq_h, ceq_w, ceq_d,
24384 ceqi_b, ceqi_h, ceqi_w, ceqi_d, clt_s_b, clt_s_h, clt_s_w,
24385 clt_s_d, clti_s_b, clti_s_h, clti_s_w, clti_s_d, clt_u_b,
24386 clt_u_h, clt_u_w, clt_u_d, clti_u_b, clti_u_h, clti_u_w,
24387 clti_u_d, cle_s_b, cle_s_h, cle_s_w, cle_s_d, clei_s_b, clei_s_h,
24388 clei_s_w, clei_s_d, cle_u_b, cle_u_h, cle_u_w, cle_u_d, clei_u_b,
24389 clei_u_h, clei_u_w, clei_u_d, ld_b, ld_h, ld_w, ld_d, st_b, st_h,
24390 st_w, st_d, sat_s_b, sat_s_h, sat_s_w, sat_s_d, sat_u_b, sat_u_h,
24391 sat_u_w, sat_u_d, add_a_b, add_a_h, add_a_w, add_a_d, adds_a_b,
24392 adds_a_h, adds_a_w, adds_a_d, adds_s_b, adds_s_h, adds_s_w,
24393 adds_s_d, adds_u_b, adds_u_h, adds_u_w, adds_u_d, ave_s_b,
24394 ave_s_h, ave_s_w, ave_s_d, ave_u_b, ave_u_h, ave_u_w, ave_u_d,
24395 aver_s_b, aver_s_h, aver_s_w, aver_s_d, aver_u_b, aver_u_h,
24396 aver_u_w, aver_u_d, subs_s_b, subs_s_h, subs_s_w, subs_s_d,
24397 subs_u_b, subs_u_h, subs_u_w, subs_u_d, subsuu_s_b, subsuu_s_h,
24398 subsuu_s_w, subsuu_s_d, subsus_u_b, subsus_u_h, subsus_u_w,
24399 subsus_u_d, asub_s_b, asub_s_h, asub_s_w, asub_s_d, asub_u_b,
24400 asub_u_h, asub_u_w, asub_u_d, mulv_b, mulv_h, mulv_w, mulv_d,
24401 maddv_b, maddv_h, maddv_w, maddv_d, msubv_b, msubv_h, msubv_w,
24402 msubv_d, div_s_b, div_s_h, div_s_w, div_s_d, div_u_b, div_u_h,
24403 div_u_w, div_u_d, hadd_s_h, hadd_s_w, hadd_s_d, hadd_u_h,
24404 hadd_u_w, hadd_u_d, hsub_s_h, hsub_s_w, hsub_s_d, hsub_u_h,
24405 hsub_u_w, hsub_u_d, mod_s_b, mod_s_h, mod_s_w, mod_s_d, mod_u_b,
24406 mod_u_h, mod_u_w, mod_u_d, dotp_s_h, dotp_s_w, dotp_s_d,
24407 dotp_u_h, dotp_u_w, dotp_u_d, dpadd_s_h, dpadd_s_w, dpadd_s_d,
24408 dpadd_u_h, dpadd_u_w, dpadd_u_d, dpsub_s_h, dpsub_s_w, dpsub_s_d,
24409 dpsub_u_h, dpsub_u_w, dpsub_u_d, sld_b, sld_h, sld_w, sld_d,
24410 sldi_b, sldi_h, sldi_w, sldi_d, splat_b, splat_h, splat_w,
24411 splat_d, splati_b, splati_h, splati_w, splati_d, pckev_b,
24412 pckev_h, pckev_w, pckev_d, pckod_b, pckod_h, pckod_w, pckod_d,
24413 ilvl_b, ilvl_h, ilvl_w, ilvl_d, ilvr_b, ilvr_h, ilvr_w, ilvr_d,
24414 ilvev_b, ilvev_h, ilvev_w, ilvev_d, ilvod_b, ilvod_h, ilvod_w,
24415 ilvod_d, vshf_b, vshf_h, vshf_w, vshf_d, and_v, andi_b, or_v,
24416 ori_b, nor_v, nori_b, xor_v, xori_b, bmnz_v, bmnzi_b, bmz_v,
24417 bmzi_b, bsel_v, bseli_b, shf_b, shf_h, shf_w, bnz_v, bz_v,
24418 fill_b, fill_h, fill_w, fill_d, pcnt_b, pcnt_h, pcnt_w,
24419 pcnt_d, nloc_b, nloc_h, nloc_w, nloc_d, nlzc_b, nlzc_h, nlzc_w,
24420 nlzc_d, copy_s_b, copy_s_h, copy_s_w, copy_s_d, copy_u_b,
24421 copy_u_h, copy_u_w, copy_u_d, insert_b, insert_h, insert_w,
24422 insert_d, insve_b, insve_h, insve_w, insve_d, bnz_b, bnz_h,
24423 bnz_w, bnz_d, bz_b, bz_h, bz_w, bz_d, ldi_b, ldi_h, ldi_w, ldi_d,
24424 fcaf_w, fcaf_d, fcor_w, fcor_d, fcun_w, fcun_d, fcune_w, fcune_d,
24425 fcueq_w, fcueq_d, fceq_w, fceq_d, fcne_w, fcne_d, fclt_w, fclt_d,
24426 fcult_w, fcult_d, fcle_w, fcle_d, fcule_w, fcule_d, fsaf_w,
24427 fsaf_d, fsor_w, fsor_d, fsun_w, fsun_d, fsune_w, fsune_d,
24428 fsueq_w, fsueq_d, fseq_w, fseq_d, fsne_w, fsne_d, fslt_w,
24429 fslt_d, fsult_w, fsult_d, fsle_w, fsle_d, fsule_w, fsule_d,
24430 fadd_w, fadd_d, fsub_w, fsub_d, fmul_w, fmul_d, fdiv_w, fdiv_d,
24431 fmadd_w, fmadd_d, fmsub_w, fmsub_d, fexp2_w, fexp2_d, fexdo_h,
24432 fexdo_w, ftq_h, ftq_w, fmin_w, fmin_d, fmin_a_w, fmin_a_d,
24433 fmax_w, fmax_d, fmax_a_w, fmax_a_d, mul_q_h, mul_q_w, mulr_q_h,
24434 mulr_q_w, madd_q_h, madd_q_w, maddr_q_h, maddr_q_w, msub_q_h,
24435 msub_q_w, msubr_q_h, msubr_q_w, fclass_w, fclass_d, fsqrt_w,
24436 fsqrt_d, frcp_w, frcp_d, frint_w, frint_d, frsqrt_w, frsqrt_d,
24437 flog2_w, flog2_d, fexupl_w, fexupl_d, fexupr_w, fexupr_d, ffql_w,
24438 ffql_d, ffqr_w, ffqr_d, ftint_s_w, ftint_s_d, ftint_u_w,
24439 ftint_u_d, ftrunc_s_w, ftrunc_s_d, ftrunc_u_w, ftrunc_u_d,
24440 ffint_s_w, ffint_s_d, ffint_u_w, ffint_u_d, ctcmsa, cfcmsa,
24442 (mips_get_builtin_decl_index): New array.
24443 (MIPS_ATYPE_QI, MIPS_ATYPE_HI, MIPS_ATYPE_V2DI, MIPS_ATYPE_V4SI)
24444 (MIPS_ATYPE_V8HI, MIPS_ATYPE_V16QI, MIPS_ATYPE_V2DF)
24445 (MIPS_ATYPE_V4SF, MIPS_ATYPE_UV2DI, MIPS_ATYPE_UV4SI)
24446 (MIPS_ATYPE_UV8HI, MIPS_ATYPE_UV16QI): New.
24447 (mips_init_builtins): Initialize mips_get_builtin_decl_index
24449 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
24451 (mips_expand_builtin_insn): Prepare operands for
24452 CODE_FOR_msa_addvi_b, CODE_FOR_msa_addvi_h, CODE_FOR_msa_addvi_w,
24453 CODE_FOR_msa_addvi_d, CODE_FOR_msa_clti_u_b,
24454 CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w,
24455 CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_u_b,
24456 CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w,
24457 CODE_FOR_msa_clei_u_d, CODE_FOR_msa_maxi_u_b,
24458 CODE_FOR_msa_maxi_u_h, CODE_FOR_msa_maxi_u_w,
24459 CODE_FOR_msa_maxi_u_d, CODE_FOR_msa_mini_u_b,
24460 CODE_FOR_msa_mini_u_h, CODE_FOR_msa_mini_u_w,
24461 CODE_FOR_msa_mini_u_d, CODE_FOR_msa_subvi_b,
24462 CODE_FOR_msa_subvi_h, CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d,
24463 CODE_FOR_msa_ceqi_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w,
24464 CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b,
24465 CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w,
24466 CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clei_s_b,
24467 CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w,
24468 CODE_FOR_msa_clei_s_d, CODE_FOR_msa_maxi_s_b,
24469 CODE_FOR_msa_maxi_s_h, CODE_FOR_msa_maxi_s_w,
24470 CODE_FOR_msa_maxi_s_d, CODE_FOR_msa_mini_s_b,
24471 CODE_FOR_msa_mini_s_h, CODE_FOR_msa_mini_s_w,
24472 CODE_FOR_msa_mini_s_d, CODE_FOR_msa_andi_b, CODE_FOR_msa_ori_b,
24473 CODE_FOR_msa_nori_b, CODE_FOR_msa_xori_b, CODE_FOR_msa_bmzi_b,
24474 CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bseli_b, CODE_FOR_msa_fill_b,
24475 CODE_FOR_msa_fill_h, CODE_FOR_msa_fill_w, CODE_FOR_msa_fill_d,
24476 CODE_FOR_msa_ilvl_b, CODE_FOR_msa_ilvl_h, CODE_FOR_msa_ilvl_w,
24477 CODE_FOR_msa_ilvl_d, CODE_FOR_msa_ilvr_b, CODE_FOR_msa_ilvr_h,
24478 CODE_FOR_msa_ilvr_w, CODE_FOR_msa_ilvr_d, CODE_FOR_msa_ilvev_b,
24479 CODE_FOR_msa_ilvev_h, CODE_FOR_msa_ilvev_w, CODE_FOR_msa_ilvod_b,
24480 CODE_FOR_msa_ilvod_h, CODE_FOR_msa_ilvod_w, CODE_FOR_msa_pckev_b,
24481 CODE_FOR_msa_pckev_h, CODE_FOR_msa_pckev_w, CODE_FOR_msa_pckod_b,
24482 CODE_FOR_msa_pckod_h, CODE_FOR_msa_pckod_w, CODE_FOR_msa_slli_b,
24483 CODE_FOR_msa_slli_h, CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d,
24484 CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w,
24485 CODE_FOR_msa_srai_d, CODE_FOR_msa_srli_b, CODE_FOR_msa_srli_h,
24486 CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d, CODE_FOR_msa_insert_b,
24487 CODE_FOR_msa_insert_h, CODE_FOR_msa_insert_w,
24488 CODE_FOR_msa_insert_d, CODE_FOR_msa_insve_b,
24489 CODE_FOR_msa_insve_h, CODE_FOR_msa_insve_w, CODE_FOR_msa_insve_d,
24490 CODE_FOR_msa_shf_b, CODE_FOR_msa_shf_h, CODE_FOR_msa_shf_w,
24491 CODE_FOR_msa_shf_w_f, CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h,
24492 CODE_FOR_msa_vshf_w, CODE_FOR_msa_vshf_d.
24493 (mips_expand_builtin): Add case for MIPS_BULTIN_MSA_TEST_BRANCH.
24494 (mips_set_compression_mode): Disallow MSA with MIPS16 code.
24495 (mips_option_override): -mmsa requires -mfp64 and -mhard-float.
24496 These are set implicitly and an error is reported if overridden.
24497 (mips_expand_builtin_msa_test_branch): New function.
24498 (mips_expand_msa_shuffle): Likewise.
24499 (MAX_VECT_LEN): Increase maximum length of a vector to 16 bytes.
24500 (TARGET_SCHED_REASSOCIATION_WIDTH): Define target hook.
24501 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Likewise.
24502 (mips_expand_vec_unpack): Add support for MSA.
24503 (mips_expand_vector_init): Likewise.
24504 (mips_expand_vi_constant): Use CONST0_RTX (element_mode)
24505 instead of const0_rtx.
24506 (mips_msa_vec_parallel_const_half): New function.
24507 (mips_gen_const_int_vector): Likewise.
24508 (mips_gen_const_int_vector_shuffle): Likewise.
24509 (mips_expand_msa_cmp): Likewise.
24510 (mips_expand_vec_cond_expr): Likewise.
24511 * config/mips/mips.h
24512 (TARGET_CPU_CPP_BUILTINS): Add __mips_msa and __mips_msa_width.
24513 (OPTION_DEFAULT_SPECS): Ignore --with-fp-32 if -mmsa is
24515 (ASM_SPEC): Pass mmsa and mno-msa to the assembler.
24516 (ISA_HAS_MSA): New macro.
24517 (UNITS_PER_MSA_REG): Likewise.
24518 (BITS_PER_MSA_REG): Likewise.
24519 (BIGGEST_ALIGNMENT): Redefine using ISA_HAS_MSA.
24520 (MSA_REG_FIRST): New macro.
24521 (MSA_REG_LAST): Likewise.
24522 (MSA_REG_NUM): Likewise.
24523 (MSA_REG_P): Likewise.
24524 (MSA_REG_RTX_P): Likewise.
24525 (MSA_SUPPORTED_MODE_P): Likewise.
24526 (HARD_REGNO_CALL_PART_CLOBBERED): Redefine using TARGET_MSA.
24527 (ADDITIONAL_REGISTER_NAMES): Add named registers $w0-$w31.
24528 * config/mips/mips.md: Include mips-msa.md.
24529 (alu_type): Add simd_add.
24530 (mode): Add V2DI, V4SI, V8HI, V16QI, V2DF, V4SF.
24531 (type): Add simd_div, simd_fclass, simd_flog2, simd_fadd,
24532 simd_fcvt, simd_fmul, simd_fmadd, simd_fdiv, simd_bitins,
24533 simd_bitmov, simd_insert, simd_sld, simd_mul, simd_fcmp,
24534 simd_fexp2, simd_int_arith, simd_bit, simd_shift, simd_splat,
24535 simd_fill, simd_permute, simd_shf, simd_sat, simd_pcnt,
24536 simd_copy, simd_branch, simd_cmsa, simd_fminmax, simd_logic,
24537 simd_move, simd_load, simd_store. Choose "multi" for moves
24539 (qword_mode): New attribute.
24540 (insn_count): Add instruction count for quad moves.
24541 Increase the count for MIPS SIMD division.
24542 (UNITMODE): Add UNITMODEs for vector types.
24543 (addsub): New code iterator.
24544 * config/mips/mips.opt (mmsa): New option.
24545 * config/mips/msa.h: New file.
24546 * config/mips/mti-elf.h: Don't infer -mfpxx if -mmsa is
24548 * config/mips/mti-linux.h: Likewise.
24549 * config/mips/predicates.md
24550 (const_msa_branch_operand): New constraint.
24551 (const_uimm3_operand): Likewise.
24552 (const_uimm4_operand): Likewise.
24553 (const_uimm5_operand): Likewise.
24554 (const_uimm8_operand): Likewise.
24555 (const_imm5_operand): Likewise.
24556 (aq10b_operand): Likewise.
24557 (aq10h_operand): Likewise.
24558 (aq10w_operand): Likewise.
24559 (aq10d_operand): Likewise.
24560 (const_m1_operand): Likewise.
24561 (reg_or_m1_operand): Likewise.
24562 (const_exp_2_operand): Likewise.
24563 (const_exp_4_operand): Likewise.
24564 (const_exp_8_operand): Likewise.
24565 (const_exp_16_operand): Likewise.
24566 (const_vector_same_val_operand): Likewise.
24567 (const_vector_same_simm5_operand): Likewise.
24568 (const_vector_same_uimm5_operand): Likewise.
24569 (const_vector_same_uimm6_operand): Likewise.
24570 (const_vector_same_uimm8_operand): Likewise.
24571 (par_const_vector_shf_set_operand): Likewise.
24572 (reg_or_vector_same_val_operand): Likewise.
24573 (reg_or_vector_same_simm5_operand): Likewise.
24574 (reg_or_vector_same_uimm6_operand): Likewise.
24575 * doc/extend.texi (MIPS SIMD Architecture Functions): New
24577 * doc/invoke.texi (-mmsa): Document new option.
24579 2016-05-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
24581 * configure.ac (enable_vtable_verify): Handle --enable-vtable-verify.
24582 * configure: Regenerate.
24583 * config.in: Regenerate.
24584 * gcc.c (VTABLE_VERIFICATION_SPEC) [!ENABLE_VTABLE_VERIFY]: Error
24585 on -fvtable-verify.
24586 * config/sol2.h [!ENABLE_VTABLE_VERIFY] (STARTFILE_VTV_SPEC): Define.
24587 (ENDFILE_VTV_SPEC): Define.
24589 2016-05-09 Kaushik Phatak <kaushik.phatak@kpit.com>
24591 * config/rl78/rl78.c (rl78_expand_prologue): Save the MDUC related
24592 registers in all interrupt handlers if necessary.
24593 (rl78_option_override): Add warning.
24594 (MUST_SAVE_MDUC_REGISTERS): New macro.
24595 (rl78_expand_epilogue): Restore the MDUC registers if necessary.
24596 * config/rl78/rl78.c (check_mduc_usage): New function.
24597 (mduc_regs): New structure to hold MDUC register data.
24598 * config/rl78/rl78.md (is_g13_muldiv_insn): New attribute.
24599 (mulsi3_g13): Add is_g13_muldiv_insn attribute.
24600 (udivmodsi4_g13): Add is_g13_muldiv_insn attribute.
24601 (mulhi3_g13): Add is_g13_muldiv_insn attribute.
24602 * config/rl78/rl78.opt (msave-mduc-in-interrupts): New option.
24603 * doc/invoke.texi (RL78 Options): Add -msave-mduc-in-interrupts.
24605 2016-05-09 Bin Cheng <bin.cheng@arm.com>
24607 * tree-if-conv.c (tree-ssa-loop.h): Include header file.
24608 (tree-ssa-loop-niter.h): Ditto.
24609 (idx_within_array_bound, ref_within_array_bound): New functions.
24610 (ifcvt_memrefs_wont_trap): Check if array ref is within bound.
24611 Factor out check on writable base object to ...
24612 (base_object_writable): ... here.
24614 2016-05-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24616 * config/arm/arm.md (probe_stack): Add modes to set source
24619 2016-05-09 Bernd Schmidt <bschmidt@redhat.com>
24621 * regrename.c (base_reg_class_for_rename): New static function.
24622 (scan_rtx_address, scan_rtx): Use it instead of base_reg_class.
24624 2016-05-08 Jan Hubicka <hubicka@ucw.cz>
24626 * cgraph.c (thunk_adjust): Export.
24627 * cgraphclones.c (cgraph_node::create_clone): Clone thunk info.
24628 * cgraphunit.c (thunk_adjust): Export.
24629 (cgraph_node::assemble_thunks_and_aliases): Do not assemble inlined
24631 * ipa-inline-analyssi.c (compute_inline_parameters): Thunks are
24633 * tree-inline.c (expand_call_inline): Expand thunks inline.
24635 2016-05-08 Uros Bizjak <ubizjak@gmail.com>
24638 * config/i386/sse.md (*sse2_vd_cvtsd2ss): New insn pattern.
24639 (*sse2_vd_cvtss2sd): Ditto.
24640 * config/i386/i386.md
24641 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf splitter):
24642 Generate *sse2_vd_cvtsd2ss pattern.
24643 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df splitter):
24644 Generate *sse2_vd_cvtss2sd pattern.
24646 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
24648 * config/sh/sh.h (GET_SH_ARG_CLASS): Convert macro into ...
24649 * config/sh/sh.c (get_sh_arg_class): ... this new function. Update its
24652 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
24654 * config/sh/sh-protos.h (sh_media_register_for_return): Remove.
24655 * config/sh/sh.c: Define and declare variables on first use throughout
24657 (current_function_interrupt): Change to bool type.
24658 (frame_insn): Rename to emit_frame_insn and update users.
24659 (push_regs): Use bool for 'interrupt_handler' argument.
24660 (save_schedule_s): Remove.
24661 (TARGET_ASM_UNALIGNED_DI_OP, TARGET_ASM_ALIGNED_DI_OP): Remove.
24662 (sh_option_override): Don't nullify targetm.asm_out.aligned_op.di and
24663 targetm.asm_out.unaligned_op.di.
24664 (gen_far_branch): Remove redundant forward declaration.
24665 (sh_media_register_for_return, MAX_SAVED_REGS, save_entry_s, save_entry,
24666 MAX_TEMPS, save_schedule_ssave_schedule): Remove.
24667 (sh_set_return_address, sh_function_ok_for_sibcall,
24668 scavenge_reg): Update comments.
24669 (sh_builtin_saveregs): Use TRAGET_FPU_ANY condition.
24670 (sh2a_get_function_vector_number, sh2a_function_vector_p): Use for loop.
24671 (sh_attr_renesas_p): Remove unnecessary parentheses.
24672 (branch_dest): Simplify.
24673 * config/sh/sh.h (sh_args): Remove byref, byref_regs, stack_regs fields.
24674 Change force_mem, prototype_p, outgoing, renesas_abi fields to bool.
24675 (CUMULATIVE_ARGS): Change macro to typedef.
24676 (current_function_interrupt): Change to bool type.
24677 (sh_arg_class, sh_args, CUMULATIVE_ARGS, current_function_interrupt):
24678 Surround with __cplusplus ifdef.
24679 (sh_compare_op0, sh_compare_op1): Remove.
24680 (EPILOGUE_USES): Use TARGET_FPU_ANY condition.
24682 2016-05-07 Jim Wilson <jim.wilson@linaro.org>
24684 * config/arm/arm.md (arch): Add neon.
24685 (arch_enabled): Return yes for arch neon when TARGET_NEON.
24686 * config/arm/vfp.md (movdf_vfp): Add w/G as alternative 3. Add
24687 neon_move as type for alt 3. Add arch attr enabling alt 3 for neon.
24688 Emit vmov.i64 for alt 3. Renumber alternatives 3 to 8. Adjust
24689 attributes for alt renumbering. Mark alt 3 as non-predicable.
24690 (thumb2_movdf_vfp): Likewise.
24692 2016-05-07 Uros Bizjak <ubizjak@gmail.com>
24694 * config/i386/i386.md (*addqi_1): Add preferred_for_speed attribute
24695 to disparage alternatives 3 and 4 for TARGET_PARTIAL_REG_STALL targets.
24696 (*andqi_1): Add preferred_for_speed attribute to disparage
24697 alternative 2 for TARGET_PARTIAL_REG_STALL targets.
24698 (*<code>qi_1): Ditto.
24699 (*one_cmplqi2_1): Add preferred_for_speed attribute to disparage
24700 alternative 1 for TARGET_PARTIAL_REG_STALL targets.
24701 (*ashlqi3_1): Ditto.
24702 (*swap<mode>): Merge from *swap<mode>_1 and *swap<mode>_2 patterns.
24703 Add preferred_for_size attribute to disparage alternative 0 and
24704 preferred_for_speed attribute to disparage alternative 1 for
24705 TARGET_PARTIAL_REG_STALL targets.
24707 2016-05-07 Tom de Vries <tom@codesourcery.com>
24709 PR tree-optimization/70956
24710 * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL
24713 2016-05-07 Oleg Endo <olegendo@gcc.gnu.org>
24715 * config/sh/sh-protos.h (sh_cbranch_distance): Declare new function.
24716 * config/sh/sh.c (sh_cbranch_distance): Implement it.
24717 * config/sh/sh.md (branch_zero): Remove define_attr.
24718 (define_delay): Disable delay slot if branch distance is one insn.
24720 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
24722 * config/i386/i386.md (LEAMODE): New mode attribute.
24723 (plus to LEA splitter): Rewrite splitter using LEAMODE mode attribute.
24724 (ashift to LEA splitter): Rewrte splitter using SWI mode iterator
24725 and LEAMODE mode attribute. Use VOIDmode const_0_to_3_operand as
24726 operand 2 predicate.
24727 (*lea<mode>_general_2): Use VOIDmode for const248_operand.
24728 (*lea<mode>_general_3): Ditto.
24729 (*lea<mode>_general_4): Use VOIDmode for const_0_to_3_operand.
24731 2016-05-06 Jakub Jelinek <jakub@redhat.com>
24733 * genmddump.c (main): Convert argv from char ** to const char **.
24735 2016-05-06 David Malcolm <dmalcolm@redhat.com>
24737 * coretypes.h (OVERRIDE): New macro.
24738 (FINAL): New macro.
24740 2016-05-06 Eric Botcazou <ebotcazou@adacore.com>
24742 * tree-ssa-coalesce.c (gimple_can_coalesce_p): In the optimized case,
24743 allow coalescing if the types are compatible.
24745 2016-05-06 David Malcolm <dmalcolm@redhat.com>
24747 * pass_manager.h (pass_manager::register_pass_name): New method.
24748 (pass_manager::get_pass_by_name): New method.
24749 (pass_manager::create_pass_tab): New method.
24750 (pass_manager::m_name_to_pass_map): New field.
24751 * passes.c (name_to_pass_map): Delete global in favor of field
24752 "m_name_to_pass_map" of pass_manager.
24753 (register_pass_name): Rename from a function to...
24754 (pass_manager::register_pass_name): ...this method, updating
24755 for renaming of global "name_to_pass_map" to field
24756 "m_name_to_pass_map".
24757 (create_pass_tab): Rename from a function to...
24758 (pass_manager::create_pass_tab): ...this method, updating
24759 for renaming of global "name_to_pass_map" to field.
24760 (get_pass_by_name): Rename from a function to...
24761 (pass_manager::get_pass_by_name): ...this method.
24762 (enable_disable_pass): Convert use of get_pass_by_name to
24763 a method call, locating the pass_manager singleton.
24765 2016-05-06 David Malcolm <dmalcolm@redhat.com>
24767 * genattr-common.c (main): Convert argv from char ** to const char **.
24768 * genattr.c (main): Likewise.
24769 * genattrtab.c (main): Likewise.
24770 * genautomata.c (initiate_automaton_gen): Likewise.
24772 * gencodes.c (main): Likewise.
24773 * genconditions.c (main): Likewise.
24774 * genconfig.c (main): Likewise.
24775 * genconstants.c (main): Likewise.
24776 * genemit.c (main): Likewise.
24777 * genenums.c (main): Likewise.
24778 * genextract.c (main): Likewise.
24779 * genflags.c (main): Likewise.
24780 * genmddeps.c (main): Likewise.
24781 * genopinit.c (main): Likewise.
24782 * genoutput.c (main): Likewise.
24783 * genpeep.c (main): Likewise.
24784 * genpreds.c (main): Likewise.
24785 * genrecog.c (main): Likewise.
24786 * gensupport.c (init_rtx_reader_args_cb): Likewise.
24787 (init_rtx_reader_args): Likewise.
24788 * gensupport.h (init_rtx_reader_args_cb): Likewise.
24789 (init_rtx_reader_args): Likewise.
24790 * gentarget-def.c (main): Likewise.
24791 * read-md.c (read_md_files): Likewise.
24792 * read-md.h (read_md_files): Likewise.
24794 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
24796 * config/i386/i386.md (int cmove peephole2s): Use general_reg_operand
24797 instead of register_and_not_any_fp_reg_operand as operand 0 predicate.
24798 * config/i386/predicates.md (register_and_not_any_fp_reg_operand):
24799 Remove unused predicate.
24800 (register_and_not_fp_reg_operand): Ditto.
24802 2016-05-06 Martin Liska <mliska@suse.cz>
24804 * tree-if-conv.c (ifcvt_split_critical_edges): Use auto_vec
24805 instead of vec as the vector is local to the function.
24807 2016-05-06 Jakub Jelinek <jakub@redhat.com>
24809 * config/i386/sse.md (*<code>v8hi3, *<code>v16qi3): Add
24810 avx512bw alternative.
24812 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>): Move
24813 before the ashr<mode>3 pattern.
24815 * config/i386/sse.md (*avx2_pmaddwd, *sse2_pmaddwd): Use
24816 v instead of x in vex or maybe_vex alternatives, use
24817 maybe_evex instead of vex in prefix.
24819 * config/i386/sse.md (*vec_extractv4sf_0, *sse4_1_extractps,
24820 *vec_extractv4sf_mem, vec_extract_lo_v16hi, vec_extract_hi_v16hi,
24821 vec_extract_lo_v32qi, vec_extract_hi_v32qi): Use v instead of x
24822 in vex or maybe_vex alternatives, use maybe_evex instead of vex
24825 * config/i386/sse.md (*vec_concatv2sf_sse4_1, *vec_concatv4sf): Use
24826 v instead of x in vex or maybe_vex alternatives, use
24827 maybe_evex instead of vex in prefix.
24829 * config/i386/sse.md (sse_shufps_<mode>, sse_storehps, sse_loadhps,
24830 sse_storelps, sse_movss, avx2_vec_dup<mode>, avx2_vec_dupv8sf_1,
24831 sse2_shufpd_<mode>, sse2_storehpd, sse2_storelpd, sse2_loadhpd,
24832 sse2_loadlpd, sse2_movsd): Use v instead of x in vex or maybe_vex
24833 alternatives, use maybe_evex instead of vex in prefix.
24835 * config/i386/sse.md (vec_interleave_lowv4sf,
24836 *vec_interleave_highv2df, *vec_interleave_lowv2df): Use
24837 v instead of x in vex or maybe_vex alternatives, use
24838 maybe_evex instead of vex in prefix.
24840 * config/i386/sse.md (sse_movhlps, sse_movlhps): Use
24841 v instead of x in vex or maybe_vex alternatives, use
24842 maybe_evex instead of vex in prefix.
24844 * config/i386/sse.md (*avx_cvtpd2dq256_2, *avx_cvtps2pd256_2): Use
24845 v constraint instead of x.
24847 2016-05-06 Nathan Sidwell <nathan@codesourcery.com>
24849 * gimple.c (gimple_call_same_target_p): Unique functions are eq.
24850 * tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq
24853 2016-05-06 Richard Biener <rguenther@suse.de>
24855 PR tree-optimization/70948
24856 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
24857 Properly clobber all fields of va_list for __builtin_va_start.
24859 2016-05-06 Yuri Rumyantsev <ysrumyan@gmail.com>
24862 * tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with
24863 loop latch destination.
24865 2016-05-06 Martin Liska <mliska@suse.cz>
24867 * tree-ssa-uninit.c: Apply manual changes
24868 to the GNU coding style.
24869 (prune_uninit_phi_opnds): Rename from
24870 prune_uninit_phi_opnds_in_unrealizable_paths.
24872 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
24874 * config/sh/sh.opt (madjust-unroll, minvalid-symbols, msoft-atomic,
24875 mspace): Remove deprecated options.
24876 * doc/invoke.texi (SH options): Remove -mspace.
24878 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
24880 * config/sh/sh.md (ic_invalidate_line_sh4a): Fix insn length.
24882 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
24884 * config/sh/sh.md (*cmpeqsi_t): Remove combine insn pattern and similar
24885 corresponding combine split pattern.
24887 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
24890 * config/sh/predicates.md (long_displacement_mem_operand): New.
24891 * config/sh/sh.md (movsi_i): Allow for SH2A, disallow for any FPU.
24892 Add movi20, movi20s alternatives. Adjust length attribute for
24894 (movsi_ie): Allow for any FPU. Adjust length attribute for
24896 (movsi_i_lowpart): Add movi20, movi20s alternatives. Adjust length
24897 attribute for alternatives.
24898 (*mov<mode>): Use long_displacement_mem_operand for length attribute.
24899 (*movdi_i, movdf_k, movdf_i4, movsf_i, movsf_ie, movsf_ie_ra): Adjust
24900 length attribute for alternatives.
24902 2016-05-06 Richard Biener <rguenther@suse.de>
24904 PR tree-optimization/70960
24905 * tree-if-conv.c (ifcvt_walk_pattern_tree): Handle non-SSA ops.
24907 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
24910 * config/sh/sh.md (*cmp_div0s_7, *cmp_div0s_8): Add div0s variants.
24911 * config/sh/sh.c (sh_rtx_costs): Add another div0s case.
24913 2016-05-06 Marek Polacek <polacek@redhat.com>
24916 * ubsan.c (get_ubsan_type_info_for_type): Remove assert.
24918 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
24921 * config/sh/sh.md (*rotcr): Add another variant.
24923 2016-05-06 Richard Biener <rguenther@suse.de>
24925 PR middle-end/70931
24926 * dwarf2out.c (native_encode_initializer): Skip zero-sized fields.
24928 2016-05-06 Richard Biener <rguenther@suse.de>
24930 PR middle-end/70941
24931 * fold-const.c (split_tree): Always convert to the original type
24934 2016-05-06 Richard Biener <rguenther@suse.de>
24936 * fwprop.c (fwprop): Remove duplicate cleanup_cfg call.
24937 (fwprop_addr): Likewise.
24939 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
24942 * config/i386/i386-protos.h (ix86_standard_x87sse_constant_load_p):
24944 * config/i386/i386.c (ix86_standard_x87sse_constant_load_p): New.
24945 * config/i386/i386.md (push mem splitter): Use find_constant_src in
24946 the splitter condition.
24947 (FP load splitter): Use ix86_standard_x87sse_constant_load_p in
24948 the splitter condition.
24949 (FP float_extend load splitter): Ditto.
24951 2016-05-05 Uros Bizjak <ubizjak@gmail.com>
24953 * config/i386/i386.md (peehole2 patterns): Change true_regnum
24954 to REGNO in all peephole2 patterns.
24955 (post-reload splitters): Change true_regnum to REGNO in
24956 post-reload splitters.
24957 (zero_extend splitters): Use general_reg_operand and
24958 nonimmediate_gr_operand predicates.
24960 2016-05-05 Jakub Jelinek <jakub@redhat.com>
24962 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>): Use
24963 v constraint instead of x.
24965 2016-05-05 Alan Modra <amodra@gmail.com>
24968 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
24969 set OPTION_MASK_RELOCATABLE when flag_pic == 2. Set
24970 TARGET_NO_FP_IN_TOC for -mrelocatable.
24971 (MINIMAL_TOC_SECTION_ASM_OP): Remove redundant
24972 TARGET_RELOCATABLE test.
24973 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
24974 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
24975 * config/rs6000/linux64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
24976 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
24977 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
24978 * config/rs6000/freebsd64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
24979 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
24980 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
24981 * config/rs6000/predicates.md (easy_fp_constant): Likewise.
24982 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
24984 (rs6000_assemble_integer): Update TARGET_RELOCATABLE test.
24985 (rs6000_stack_info): Likewise.
24986 (rs6000_elf_asm_out_constructor): Likewise.
24987 (rs6000_elf_asm_out_destructor): Likewise.
24988 (rs6000_elf_declare_function_name): Likewise.
24989 * config/rs6000/rs6000.md (load_toc_aix_di): Likewise.
24990 * config/rs6000/rs6000.h (MASK_RELOCATABLE, MASK_MINIMAL_TOC):
24993 2016-05-05 Alan Modra <amodra@gmail.com>
24995 * config/rs6000/rs6000.c (rs6000_frame_related): Rewrite.
24997 2016-05-05 Alan Modra <amodra@gmail.com>
24999 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
25000 out-of-line gpr restore for one or two regs if that would add
25003 2016-05-04 Uros Bizjak <ubizjak@gmail.com>
25006 * config/i386/i386.md
25007 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df peephole2):
25008 Change to post-epilogue_completed late splitter. Use sse_reg_operand
25009 as operand 0 predicate.
25010 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf peephole2):
25012 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float {si,di}->{sf,df} peephole2):
25013 Ditto. Emit the pattern using RTX.
25015 (TARGET_USE_VECTOR_FP_CONVERTS float_extend sf->df splitter):
25016 Use sse_reg_opreand as operand 0 predicate. Do not use true_regnum in
25017 the post-reload splitter. Use lowpart_subreg instead of gen_rtx_REG.
25018 (TARGET_USE_VECTOR_FP_CONVERTS float_truncate df->sf splitter):
25020 (TARGET_USE_VECTOR_CONVERTS float si->{sf,df} splitter): Use
25021 sse_reg_operand as operand 0 predicate.
25023 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_extend sf->df peephole2):
25024 Use sse_reg_opreand as operand 0 predicate. Use lowpart_subreg
25025 instead of gen_rtx_REG.
25026 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_truncate sf->df peephole2):
25029 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
25031 * function.c (emit_use_return_register_into_block): Delete.
25032 (gen_return_pattern): Delete.
25033 (emit_return_into_block): Delete.
25034 (active_insn_between): Delete.
25035 (convert_jumps_to_returns): Delete.
25036 (emit_return_for_exit): Delete.
25037 (thread_prologue_and_epilogue_insns): Delete all code dealing with
25038 simple_return for shrink-wrapped blocks.
25039 * shrink-wrap.c (try_shrink_wrapping): Insert simple_return at the
25040 end of blocks that need one.
25041 (get_unconverted_simple_return): Delete.
25042 (convert_to_simple_return): Delete.
25043 * shrink-wrap.c (get_unconverted_simple_return): Delete declaration.
25044 (convert_to_simple_return): Ditto.
25046 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
25048 * cfgcleanup.c (bb_is_just_return): New function.
25049 (try_optimize_cfg): Simplify jumps to return, branches to return,
25050 and branches around return.
25052 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
25054 * cfgcleanup.c (try_simplify_condjump): Don't try to simplify a
25055 branch to a return.
25057 2016-05-04 Jakub Jelinek <jakub@redhat.com>
25061 * tree-core.h (enum operand_equal_flag): Add OEP_HASH_CHECK.
25062 * tree.c (inchash::add_expr): If !IS_EXPR_CODE_CLASS (tclass),
25063 assert flags & OEP_HASH_CHECK, instead of asserting it
25064 never happens. Handle TARGET_EXPR.
25065 * fold-const.c (operand_equal_p): For hash verification,
25066 or in OEP_HASH_CHECK into flags.
25068 2016-05-04 Eric Botcazou <ebotcazou@adacore.com>
25070 * tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head
25072 (compute_samebase_partition_bases): Fix typo.
25074 2016-05-04 Jakub Jelinek <jakub@redhat.com>
25076 * config/i386/sse.md (vec_interleave_highv8sf,
25077 vec_interleave_lowv8sf, vec_interleave_highv4df,
25078 vec_interleave_lowv4df): Remove constraints from expanders.
25080 * config/i386/sse.md (sse2_movq128): Use v constraint instead of x.
25082 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
25084 * tree-inline.c (expand_call_inline): Fix path dealing with
25085 making lhs of call statement undefined.
25087 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
25089 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases):
25090 Check availability on NODE, too.
25091 * cgraph.h (symtab_node::call_for_symbol_and_aliases): Likewise.
25092 (cgraph_node::call_for_symbol_and_aliases): Likewise.
25093 (varpool_node::call_for_symbol_and_aliase): Likewise.
25094 * ipa-pure-const.c (add_new_function): Analyze all bodies.
25095 (propagate_pure_const): Propagate across interposable functions, too.
25096 (skip_function_for_local_pure_const): Do not skip interposable bodies
25098 (pass_local_pure_const::execute): Update.
25100 2016-05-04 Marek Polacek <polacek@redhat.com>
25102 * doc/invoke.texi: Document -Wdangling-else.
25104 2016-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
25106 * config.gcc: Error out when conflicting multilib is detected. Do not
25107 loop over multilibs since no combination is legal.
25109 2016-05-04 Alan Modra <amodra@gmail.com>
25111 * config/rs6000/rs6000.h (PIC_OFFSET_TABLE_REGNUM): Correct.
25112 * config/rs6000/sysv4.h (TARGET_TOC): Simplify.
25113 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
25116 2016-05-04 Matthew Fortune <matthew.fortune@imgtec.com>
25118 * config/mips/mips-cpus.def (p5600): Avoid IMADD by default.
25119 Clean up p5600 comments.
25121 2016-05-04 Richard Biener <rguenther@suse.de>
25123 * match.pd: Add BIT_FIELD_REF canonicalizations and vector
25124 constructor simplifications.
25125 * fold-const.c (fold_ternary_loc): Remove duplicate functionality here.
25127 2016-05-04 Oleg Endo <olegendo@gcc.gnu.org>
25129 * config/sh/predicates (post_inc_mem, pre_dec_mem): New predicates.
25130 * config/sh/sh-protos.h (sh_find_set_of_reg): Return null result if
25131 result.set_rtx is null instead of aborting.
25132 * config/sh/sh.h (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT):
25134 (USE_LOAD_PRE_DECREMENT, USE_STORE_POST_INCREMENT): Enable for SH2A.
25135 * config/sh/sh.md (*extend<mode>si2_predec, *mov<mode>_load_predec,
25136 *mov<mode>_store_postinc): New patterns.
25138 2016-05-04 Marc Glisse <marc.glisse@inria.fr>
25140 * match.pd ((A | B) & (A | C)): Generalize to BIT_XOR_EXPR. Mark
25141 as commutative. Check both conversions are NOP.
25142 ((A & B) OP (C & B)): Remove.
25144 2016-05-04 Alan Modra <amodra@gmail.com>
25146 * combine.c (simplify_set): Correct WORD_REGISTER_OPERATIONS test.
25148 2016-05-04 Alan Modra <amodra@gmail.com>
25151 * config/rs6000/rs6000.c (rs6000_stack_info): Don't set cr_save_p
25152 when cr2,3,4 are all fixed regs.
25154 2016-05-04 Bernd Schmidt <bschmidt@redhat.com>
25156 PR rtl-optimization/57193
25157 * opts.c (default_options_table): Revert OPT_frename_registers change.
25158 * doc/invoke.texi (-frename-registers, -O2): Likewise.
25160 2016-05-03 Martin Sebor <msebor@redhat.com>
25163 * builtins.c (fold_builtin_FILE): New function.
25164 (fold_builtin_FUNCTION, fold_builtin_LINE): New functions.
25165 (fold_builtin_0): Call them.
25166 * gimplify.c (gimplify_call_expr): Remove the handling of
25167 BUILT_IN_FILE, BUILT_IN_FUNCTION, and BUILT_IN_LINE.
25170 * doc/extend.texi (Other Builtins): Update __builtin_FILE,
25171 __builtin_FUNCTION, and __builtin_LINE to reflect they yield
25175 * doc/extend.texi (Function Names as Strings): Update __func__,
25176 __FUNCTION__, __PRETTY_FUNCTION__ to reflect they evaluate to
25179 2016-05-03 Jakub Jelinek <jakub@redhat.com>
25180 Richard Biener <rguenther@suse.de>
25182 PR tree-optimization/70916
25183 * tree-if-conv.c: Include cfganal.h.
25184 (pass_if_conversion::execute): Call connect_infinite_loops_to_exit
25185 and remove_fake_exit_edges around the optimization pass.
25187 2016-05-03 Jan Hubicka <hubicka@ucw.cz>
25189 * cgraph.c (symbol_table::create_edge): Set inline_failed.
25190 (cgraph_edge::make_direct): Likewise.
25191 (cgraph_edge::dump_edge_flags): Dump call_stmt_cannot_inline_p.
25192 * cgraphclones.c (duplicate_thunk_for_node): Set inline_failed.
25193 * cif-code.def (CIF_LTO_MISMATCHED_DECLARATIONS): New code
25194 (CIF_THUNK): New code.
25195 * ipa-inline-analysis.c (initialize_inline_failed): Preserve
25196 CIF_FINAL_ERROR codes; do not deal with call_stmt_cannot_inline_p.
25197 (compute_inline_parameters): Set inline_failed for thunks.
25198 (inline_analyze_function): Cleanup.
25199 * ipa-inline.c (can_inline_edge_p): Do not deal with
25200 call_stmt_cannot_inline_p.
25201 (can_early_inline_edge_p): Likewise.
25202 (early_inliner): Initialize inline_failed.
25203 * lto-cgraph.c (lto_output_edge): Sanity check inline_failed.
25205 2016-05-03 Uros Bizjak <ubizjak@gmail.com>
25207 * config/i386/predicates.md (x87nonimm_ssenomem_operand): Rename
25208 from nonimm_ssenomem_operand.
25209 (nonimm_ssenomem_operand): New predicate.
25210 * config/i386/i386.md (extendsfdf2): Use nonimm_ssenomem_operand
25211 as operand 0 predicate.
25212 (*extendsfdf2): Merge from *extendsfdf2_mixed and *extendsfdf2_i387.
25213 Disable unsupported alternatives using "enabled" attribute.
25214 Use register_ssemem_operand as operand 0 predicate.
25215 (*fop_<mode>_1): Use x87nonimm_ssenomem_operand as operand 1 predicate.
25217 2016-05-03 Marek Polacek <polacek@redhat.com>
25220 * input.c (expansion_point_location): New function.
25221 * input.h (expansion_point_location): Declare.
25223 2016-05-03 Pierre-Marie de Rodat <derodat@adacore.com>
25225 * dwarf2out.c (resolve_args_picking_1): Replace the frame_offset
25226 occurence with frame_offset_ ones.
25228 2016-05-03 Alan Modra <amodra@gmail.com>
25230 PR rtl-optimization/70890
25231 * ira.c (combine_and_move_insns): When moving def_insn, remove
25232 equivs on use_insn.
25234 2016-05-03 Dominik Vogt <vogt@linux.vnet.ibm.com>
25236 * config/s390/s390.md ("*r<noxa>sbg_<mode>_sll")
25237 ("*r<noxa>sbg_<mode>_srl"): New define_insns.
25238 ("*r<noxa>sbg_<mode>_srl_bitmask"): Rename by adding "_bitmask".
25239 ("*r<noxa>sbg_<mode>_sll_bitmask"): Likewise.
25241 2016-05-03 Alan Modra <amodra@gmail.com>
25243 * config/rs6000/rs6000.c (rs6000_savres_strategy): Correct condition
25244 for SAVE_MULTIPLE/STORE_MULTIPLE.
25246 2016-05-03 Jakub Jelinek <jakub@redhat.com>
25248 * config/i386/i386.md (*truncdfsf_mixed, *truncdfsf_i387,
25249 *truncxfsf2_mixed, *truncxfdf2_mixed): Use v constraint instead of x.
25251 2016-05-03 Richard Biener <rguenther@suse.de>
25253 * gimplify.h (get_initialized_tmp_var): Add allow_ssa parameter
25255 (gimplify_arg): Likewise.
25256 * gimplify.c (gimplify_expr): Add overload with allow_ssa parameter,
25257 re-writing the result to a decl if required.
25258 (internal_get_tmp_var): Add allow_ssa parameter
25259 and override into_ssa with it.
25260 (get_formal_tmp_var): Adjust.
25261 (get_initialized_tmp_var): Add allow_ssa parameter.
25262 (gimplify_arg): Add allow_ssa parameter and avoid generating
25263 SSA names for the result false.
25264 (gimplify_call_expr): If the call may return twice do not
25265 gimplify parameters into SSA.
25266 (prepare_gimple_addressable): Do not allow an SSA name as temporary.
25267 (gimplify_modify_expr): Adjust assert. For noreturn calls
25268 with a SSA name LHS adjust its def.
25269 (gimplify_save_expr): Do not allow an SSA name as save-expr result.
25270 (gimplify_one_sizepos): Do not allow an SSA name as a sizepos.
25271 (gimplify_body): Init GIMPLE SSA data structures and gimplify into-SSA.
25272 (gimplify_scan_omp_clauses): Make sure OMP_CLAUSE_SIZE is not
25273 an SSA name. Likewise for OMP_CLAUSE_REDUCTION operands.
25274 (gimplify_omp_for): Likewise for OMP_CLAUSE_DECL. Likewise
25275 for OMP_FOR_COND, OMP_FOR_INCR and OMP_CLAUSE_LINEAR_STEP.
25276 (optimize_target_teams): Do not allow SSA names for clause operands.
25277 (gimplify_expr): Likewise for where we mark the result addressable.
25278 * passes.def (pass_init_datastructures): Remove.
25279 * tree-into-ssa.c (mark_def_sites): Ignore existing SSA names.
25280 (rewrite_stmt): Likewise.
25281 * tree-inline.c (initialize_cfun): Properly transfer SSA state.
25282 (replace_locals_op): Replace SSA names.
25283 (copy_gimple_seq_and_replace_locals): Init src_cfun.
25284 * gimple-low.c (lower_builtin_setjmp): Deal with SSA.
25285 * cgraph.c (release_function_body): Free CFG annotations only
25286 when we have a CFG. Simplify.
25287 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
25288 force_gimple_operand instead of get_initialized_tmp_var.
25289 * tree-pass.h (make_pass_init_datastructures): Remove.
25290 * tree-ssa.c (execute_init_datastructures): Remove.
25291 (pass_data_init_datastructures): Likewise.
25292 (class pass_init_datastructures): Likewise.
25293 (make_pass_init_datastructures): Likewise.
25294 * omp-low.c (create_omp_child_function): Init SSA data structures.
25295 (grid_expand_target_grid_body): Likewise.
25296 * tree-cfg.c (move_block_to_fn): Double-check the DEF is an SSA
25297 name before adding it to names_to_release.
25298 (remove_bb): Always release SSA defs.
25299 * tree-ssa-ccp.c (get_default_value): Check SSA_NAME_VAR
25300 before dereferencing it.
25301 * cgraphunit.c (init_lowered_empty_function): Always
25302 int SSA data structures.
25303 * tree-ssanames.c (release_defs): Remove assert that we are in
25305 * trans-mem.c (diagnose_tm_1): Handle SSA name function.
25307 2016-05-03 Jakub Jelinek <jakub@redhat.com>
25308 Uros Bizjak <ubizjak@gmail.com>
25310 PR rtl-optimization/70467
25311 * config/i386/predicates.md (x86_64_hilo_int_operand,
25312 x86_64_hilo_general_operand): New predicates.
25313 * config/i386/constraints.md (Wd): New constraint.
25314 * config/i386/i386.md (mode attr di): Use Wd instead of e.
25315 (general_hilo_operand): New mode attr.
25316 (add<mode>3, sub<mode>3): Use <general_hilo_operand>
25317 instead of <general_operand>.
25318 (*add<dwi>3_doubleword, *sub<dwi>3_doubleword): Use
25319 x86_64_hilo_general_operand instead of <general_operand>.
25321 2016-05-03 Jakub Jelinek <jakub@redhat.com>
25323 PR tree-optimization/70916
25324 * tree-if-conv.c (constant_or_ssa_name): Removed.
25325 (fold_build_cond_expr): Use is_gimple_val instead of
25326 constant_or_ssa_name.
25328 PR tree-optimization/70916
25329 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up
25330 if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P.
25333 * tree-ssa-ccp.c: Include stor-layout.h and optabs-query.h.
25334 (optimize_atomic_bit_test_and): New function.
25335 (pass_fold_builtins::execute): Use it.
25336 * optabs.def (atomic_bit_test_and_set_optab,
25337 atomic_bit_test_and_complement_optab,
25338 atomic_bit_test_and_reset_optab): New optabs.
25339 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET,
25340 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_BIT_TEST_AND_RESET): New ifns.
25341 * builtins.h (expand_ifn_atomic_bit_test_and): New prototype.
25342 * builtins.c (expand_ifn_atomic_bit_test_and): New function.
25343 * internal-fn.c (expand_ATOMIC_BIT_TEST_AND_SET,
25344 expand_ATOMIC_BIT_TEST_AND_COMPLEMENT,
25345 expand_ATOMIC_BIT_TEST_AND_RESET): New functions.
25346 * doc/md.texi (atomic_bit_test_and_set@var{mode},
25347 atomic_bit_test_and_complement@var{mode},
25348 atomic_bit_test_and_reset@var{mode}): Document.
25349 * config/i386/sync.md (atomic_bit_test_and_set<mode>,
25350 atomic_bit_test_and_complement<mode>,
25351 atomic_bit_test_and_reset<mode>): New expanders.
25352 (atomic_bit_test_and_set<mode>_1,
25353 atomic_bit_test_and_complement<mode>_1,
25354 atomic_bit_test_and_reset<mode>_1): New insns.
25356 2016-05-03 Richard Sandiford <richard.sandiford@arm.com>
25358 PR rtl-optimization/70687
25359 * combine.c (change_zero_ext): Check for scalar modes. Use wide_int
25360 instead of unsigned HOST_WIDE_INT.
25362 2016-05-03 Bernd Schmidt <bschmidt@redhat.com>
25364 PR rtl-optimization/44281
25365 * hard-reg-set.h (struct target_hard_regs): New field
25366 x_fixed_nonglobal_reg_set.
25367 (fixed_nonglobal_reg_set): New macro.
25368 * reginfo.c (init_reg_sets_1): Initialize it.
25369 * ira.c (setup_alloc_regs): Use fixed_nonglobal_reg_set instead
25371 * df-scan.c (df_insn_refs_collect): Asms may reference global regs.
25373 2016-05-03 Bin Cheng <bin.cheng@arm.com>
25375 PR tree-optimization/56541
25376 * doc/invoke.texi (@item max-tree-if-conversion-phi-args): New item.
25377 * params.def (PARAM_MAX_TREE_IF_CONVERSION_PHI_ARGS): new param.
25378 * tree-if-conv.c (MAX_PHI_ARG_NUM): new macro.
25379 (any_complicated_phi): new static variable.
25380 (aggressive_if_conv): delete.
25381 (if_convertible_phi_p): support phis with more than two arguments.
25382 (if_convertible_bb_p): remvoe check on aggressive_if_conv and
25383 critical pred edges.
25384 (ifcvt_split_critical_edges): support phis with more than two
25385 arguments by checking new parameter. only split critical edges
25387 (tree_if_conversion): handle simd pragma marked loop using new
25388 local variable aggressive_if_conv. check any_complicated_phi.
25390 2016-05-03 Bin Cheng <bin.cheng@arm.com>
25392 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check depends_on
25395 2016-05-03 Bin Cheng <bin.cheng@arm.com>
25397 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Don't clobber
25400 2016-05-03 Oleg Endo <olegendo@gcc.gnu.org>
25402 * config/sh/sh.md (udivsi3, divsi3, mulsi3): Simplify.
25403 (mulhisi3, umulhisi3, (smulsi3_highpart, umulsi3_highpart): Convert to
25404 define_insn_and_split.
25405 (mulsi3_i): New define_insn_and_split.
25406 (mulsi3_call): Convert to define_insn.
25407 (mulsidi3, mulsidi3_compact, umulsidi3, umulsidi3_compact):
25408 Remove constraints.
25410 2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com>
25412 * machmode.h (mode_complex): Add support to give the complex mode
25414 (GET_MODE_COMPLEX_MODE): Likewise.
25415 * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode
25416 stored by build_complex_type and gfc_build_complex_type instead of
25417 trying to figure out the appropriate mode based on the size. Raise
25418 an assertion error, if the type was not set.
25419 * genmodes.c (struct mode_data): Add field for the complex type of
25421 (blank_mode): Likewise.
25422 (make_complex_modes): Remember the complex mode created in the
25424 (emit_mode_complex): Write out the mode_complex array to map a
25425 type mode to the complex version.
25426 (emit_insn_modes_c): Likewise.
25427 * tree.c (build_complex_type): Set the complex type to use before
25428 calling layout_type.
25429 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add
25430 support for __float128 complex datatypes.
25431 (rs6000_hard_regno_mode_ok): Likewise.
25432 (rs6000_setup_reg_addr_masks): Likewise.
25433 (rs6000_complex_function_value): Likewise.
25434 * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise.
25435 __float128 and __ibm128 complex.
25436 (FLOAT128_IBM_P): Likewise.
25437 (ALTIVEC_ARG_MAX_RETURN): Likewise.
25438 * doc/extend.texi (Additional Floating Types): Document that
25439 -mfloat128 must be used to enable __float128. Document complex
25440 __float128 and __ibm128 support.
25442 2016-05-02 Jakub Jelinek <jakub@redhat.com>
25445 * gimple.c (gimple_builtin_call_types_compatible_p): Allow
25446 char/short arguments promoted to int because of promote_prototypes.
25448 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
25450 * config/i386/predicates.md (register_ssemem_operand): New predicate.
25451 * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Merge from
25452 *cmpi<FPCMP:unord><MODEF:mode>_mixed and
25453 *cmpi<FPCMP:unord><X87MODEF:mode>_i387. Disable unsupported
25454 alternatives using "enabled" attribute. Use register_ssemem_operand
25455 as operand 1 predicate.
25456 (*cmpi<unord>xf_i387): Split XFmode pattern from
25457 *cmpi<FPCMP:unord><X87MODEF:mode>_i387.
25458 (*absneg<mode>2): Merge from *absneg<mode>2_mixed and
25459 *absneg<mode>2_i387. Disable unsupported alternatives using
25460 "enabled" attribute.
25461 (*absnegxf2_i387): Split XFmode pattern from *absneg<mode>2_i387.
25463 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
25465 * omp-low.c (lower_oacc_head_tail): Assert there is at least one
25467 (oacc_loop_process): Check mask for loop termination.
25469 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
25471 * cif-code.def (CIF_THUNK): Add.
25472 * ipa-inline-analsysis.c (evaluate_conditions_for_known_args): Revert
25475 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
25477 * ipa-inline-analysis.c (reset_inline_summary): Clear fp_expressions
25478 (dump_inline_summary): Dump it.
25479 (fp_expression_p): New predicate.
25480 (estimate_function_body_sizes): Use it.
25481 (inline_merge_summary): Merge fp_expressions.
25482 (inline_read_section): Read fp_expressions.
25483 (inline_write_summary): Write fp_expressions.
25484 * ipa-inline.c (can_inline_edge_p): Permit inlining across fp math
25485 codegen boundary if either caller or callee is !fp_expressions.
25486 * ipa-inline.h (inline_summary): Add fp_expressions.
25487 * ipa-inline-transform.c (inline_call): When inlining !fp_expressions
25488 to fp_expressions be sure the fp generation flags are updated.
25490 2016-05-02 Jakub Jelinek <jakub@redhat.com>
25492 PR rtl-optimization/70467
25493 * cse.c (cse_insn): Handle no-op MEM moves after folding.
25495 PR rtl-optimization/70467
25496 * ipa-pure-const.c (check_call): Handle internal calls even in
25497 ipa mode like in local mode.
25499 2016-05-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
25501 * doc/install.texi: Document supported in-tree gmp/mpfr/mpc versions.
25503 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
25505 * match.pd (X u< X, X u> X): New transformations.
25507 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
25509 * flag-types.h (enum warn_strict_overflow_code): Move ...
25510 * coretypes.h: ... here.
25511 * fold-const.h (fold_overflow_warning): Declare.
25512 * fold-const.c (fold_overflow_warning): Make non-static.
25513 (fold_comparison): Move the transformation of X +- C1 CMP C2
25514 into X CMP C2 -+ C1 ...
25515 * match.pd: ... here.
25516 * gimple-fold.c (fold_stmt_1): Protect with
25517 fold_defer_overflow_warnings.
25519 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
25521 * omp-low.c (struct oacc_loop): Add 'inner' field.
25522 (new_oacc_loop_raw): Initialize it to zero.
25523 (oacc_loop_fixed_partitions): Initialize it.
25524 (oacc_loop_auto_partitions): Partition outermost loop to outermost
25525 available partitioning.
25527 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
25529 * config/arc/arc.md (mulsidi3): Change operand 0 predicate to
25531 (umulsidi3): Likewise.
25532 (indirect_jump): Fix jump instruction assembly patterns.
25534 2016-05-02 Thomas Schwinge <thomas@codesourcery.com>
25537 * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
25538 (nvptx_function_value): Assert non-NULL cfun.
25540 2016-05-02 Eric Botcazou <ebotcazou@adacore.com>
25542 PR rtl-optimization/70886
25543 * sched-deps.c (estimate_dep_weak): Canonicalize cselib values.
25545 * cselib.h (rtx_equal_for_cselib_1): Declare.
25546 (rtx_equal_for_cselib_p: New inline function.
25547 * cselib.c (rtx_equal_for_cselib_p): Delete.
25548 (rtx_equal_for_cselib_1): Make public.
25550 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
25552 * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
25553 (register_mixssei387nonimm_operand): Remove predicate.
25554 * config/i386/i386.md (*fop_<mode>_comm): Merge from
25555 *fop_<mode>_comm_mixed and *fop_<mode>_comm_i387. Disable unsupported
25556 alternatives using "enabled" attribute. Also check X87_ENABLE_ARITH
25557 for TARGET_MIX_SSE_I387 alternatives.
25558 (*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387.
25559 Disable unsupported alternatives using "enabled" attribute. Use
25560 nonimm_ssenomem_operand as operand 1 predicate. Also check
25561 X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives.
25563 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
25565 * tree.c (cst_and_fits_in_hwi): Simplify.
25567 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
25569 * tree.h (wi::to_wide): New function.
25570 * expr.c (expand_expr_real_1): Use wi::to_wide.
25571 * fold-const.c (int_const_binop_1): Likewise.
25572 (extract_muldiv_1): Likewise.
25574 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
25576 * wide-int.h: Update offset_int and widest_int documentation.
25577 (WI_SIGNED_SHIFT_RESULT): New macro.
25578 (wi::binary_shift): Define signed_shift_result_type for
25579 shifts on offset_int- and widest_int-like types.
25580 (generic_wide_int): Support <<= and >>= if << and >> are supported.
25581 * tree.h (int_bit_position): Use shift operators instead of wi::
25583 * alias.c (adjust_offset_for_component_ref): Likewise.
25584 * expr.c (get_inner_reference): Likewise.
25585 * fold-const.c (fold_comparison): Likewise.
25586 * gimple-fold.c (fold_nonarray_ctor_reference): Likewise.
25587 * gimple-ssa-strength-reduction.c (restructure_reference): Likewise.
25588 * tree-dfa.c (get_ref_base_and_extent): Likewise.
25589 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
25590 (stmt_kills_ref_p): Likewise.
25591 * tree-ssa-ccp.c (bit_value_binop_1): Likewise.
25592 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
25593 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
25594 (ao_ref_init_from_vn_reference): Likewise.
25596 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
25598 * wide-int.h: Update offset_int and widest_int documentation.
25599 (WI_SIGNED_BINARY_PREDICATE_RESULT): New macro.
25600 (wi::binary_traits): Allow ordered comparisons between offset_int and
25601 offset_int, between widest_int and widest_int, and between either
25602 of these types and basic C types.
25603 (operator <, <=, >, >=): Define for the same combinations.
25604 * tree.h (tree_int_cst_lt): Use comparison operators instead
25605 of wi:: comparisons.
25606 (tree_int_cst_le): Likewise.
25607 * gimple-fold.c (fold_array_ctor_reference): Likewise.
25608 (fold_nonarray_ctor_reference): Likewise.
25609 * gimple-ssa-strength-reduction.c (record_increment): Likewise.
25610 * tree-affine.c (aff_comb_cannot_overlap_p): Likewise.
25611 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise.
25612 * tree-sra.c (completely_scalarize): Likewise.
25613 * tree-ssa-alias.c (stmt_kills_ref_p): Likewise.
25614 * tree-ssa-reassoc.c (extract_bit_test_mask): Likewise.
25615 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
25616 (check_for_binary_op_overflow): Likewise.
25617 (search_for_addr_array): Likewise.
25618 * ubsan.c (ubsan_expand_objsize_ifn): Likewise.
25620 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
25622 * config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword.
25623 (arc_save_restore): Likewise.
25624 (arc_dwarf_register_span): Likewise.
25625 (arc_output_pic_addr_const): Initialize suffix variable.
25627 2016-05-02 Martin Liska <mliska@suse.cz>
25629 * symbol-summary.h (function_summary::function_summary):
25630 Remove checking assert for all cgraph nodes.
25631 (function_summary::get): Check summary_uid.
25632 (symtab_insertion): Check summary_uid.
25634 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
25636 * config/arc/arc-protos.h (compact_memory_operand_p): Declare.
25637 * config/arc/arc.c (arc_output_commutative_cond_exec): Consider
25638 bmaskn instruction.
25639 (arc_dwarf_register_span): Remove enum keyword.
25640 (compact_memory_operand_p): New function.
25641 * config/arc/arc.h (reg_class): Add code density register classes.
25642 (REG_CLASS_NAMES): Likewise.
25643 (REG_CLASS_CONTENTS): Likewise.
25644 * config/arc/arc.md (*movqi_insn): Add code density instructions.
25645 (*movhi_insn, *movsi_insn, *movsf_insn): Likewise.
25646 (*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise.
25647 (*cmpsi_cc_c_insn, *movsi_ne): Likewise.
25648 * config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New
25650 (h, Rcd, Rsd, Rzd): New register constraints.
25651 (T): Use compact_memory_operand_p function.
25652 * config/arc/predicates.md (compact_load_memory_operand): Remove.
25654 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
25656 * config/sh/sh.md (*negnegt, *movtt): Remove.
25658 2016-05-02 Marek Polacek <polacek@redhat.com>
25659 Tom de Vries <tom@codesourcery.com>
25661 PR tree-optimization/70700
25662 * tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids
25663 bigger than FIRST_REF_NODE.
25665 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
25668 * config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4,
25670 (prepare_cbranch_operands): Don't use scratch register. Assume that
25671 function is used when pseudos can be created.
25672 (expand_cbranchdi4): Likewise. Remove unused TARGET_CMPEQDI_T paths.
25673 * config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created.
25674 (cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4
25675 define_expand. Allow it only when pseudos can be created.
25676 * config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete.
25678 2016-05-01 Uros Bizjak <ubizjak@gmail.com>
25680 * config/i386/constraints.md (BC): Only allow -1 operands.
25681 * config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative.
25682 Add "enabled" attribute. Update XI mode attribute calculation.
25683 * config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative.
25684 (*movoi_internal_avx): Update XI mode attribute calculation.
25685 (*movti_internal): Ditto.
25687 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
25689 * config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4,
25690 cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints.
25692 2016-05-01 Eric Botcazou <ebotcazou@adacore.com>
25694 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
25695 statement on instruction code. Remove trailing spaces.
25696 (altivec_expand_stv_builtin): Likewise.
25698 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
25700 * config/sh/sh.h (TARGET_SH4): Remove and use default implementation.
25701 (TARGET_FPU_DOUBLE): Simplify.
25702 (BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace
25703 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'.
25704 * config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions
25705 with 'TARGET_FPU_DOUBLE'.
25706 * config/sh/sh.md: Likewise.
25708 2016-05-01 Yoshinori Sato <ysato@users.sourceforge.jp>
25710 * config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT,
25711 SH_DIV_STR_FOR_SIZE): Remove.
25712 * config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT,
25713 SH_DIV_STR_FOR_SIZE): Remove.
25715 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
25717 * config/sh/predicates.md (any_register_operand, zero_extend_operand,
25718 logical_reg_operand): Delete.
25719 (arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand,
25720 arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand,
25721 logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using
25722 match_operand and match_test.
25723 (sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local
25724 variables on their first use. Return bool values.
25725 * config/sh/sh.h (LOAD_EXTEND_OP): Update comment.
25726 * config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and
25727 arith_reg_operand for input operand. Remove empty constraints.
25729 (*xorsi3_compact): Rename to xorsi3.
25730 (zero_extend<mode>si2): Use arith_reg_operand for input operand.
25731 (*zero_extend<mode>si2_disp_mem): Update comment.
25734 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
25736 * config/sh/t-sh: Remove SH5 support.
25737 * config.gcc: Likewise.
25738 * configure: Likewise.
25740 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
25742 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
25744 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
25746 * config/sh/sh.c (register_sh_passes, sh_option_override,
25747 sh_print_operand, prepare_move_operands,
25748 sh_can_follow_jump): Remove TARGET_SH1 checks.
25749 * config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
25750 PROMOTE_MODE): Likewise.
25751 * config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
25754 2016-04-30 Alan Modra <amodra@gmail.com>
25756 * config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline
25757 restoring when fixed_reg_p, but allow out-of-line or stmw save.
25758 Check for user regs later to avoid unnecessary looping over regs.
25759 Merge user reg check with non-saved reg check. Don't force
25760 inline VR restore when static chain used.
25761 (rs6000_frame_related): Omit eh_frame info for user regs when
25763 (fixed_regs_p): Delete.
25765 2016-04-30 Alan Modra <amodra@gmail.com>
25767 * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
25768 (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum.
25771 2016-04-30 Alan Modra <amodra@gmail.com>
25774 * config/rs6000/rs6000.c (fixed_reg_p): New function.
25775 (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p.
25778 2016-04-30 Alan Modra <amodra@gmail.com>
25780 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
25781 Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with
25782 flag_pic test for Darwin.
25784 2016-04-30 Alan Modra <amodra@gmail.com>
25786 * regs.h (struct reg_info_t): Delete freq_calls_crossed and
25787 throw_calls_crossed.
25788 (REG_FREQ_CALLS_CROSSED): Delete.
25789 (REG_N_THROWING_CALLS_CROSSED): Delete.
25790 * regstat.c (regstat_bb_compute_ri): Don't calculate
25791 REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
25792 (dump_reg_info): Don't print call cross frequency.
25793 * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
25794 and REG_N_THROWING_CALLS_CROSSED.
25796 2016-04-30 Alan Modra <amodra@gmail.com>
25798 * regs.h (struct reg_info_t): Delete live_length.
25799 (REG_LIVE_LENGTH): Delete macro.
25800 * regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
25801 local_live, local_processed and local_live_last_luid params.
25802 Replace bb_index param with bb. Don't set REG_LIVE_LENGTH.
25804 (regstat_compute_ri): Adjust for above. Don't set
25806 (dump_reg_info): Don't print live length.
25807 * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
25808 with test of setjmp_crosses. Don't set REG_LIVE_LENGTH.
25809 Localize loop_depth var.
25811 2016-04-30 Alan Modra <amodra@gmail.com>
25813 * ira.c (enum valid_equiv): New.
25814 (validate_equiv_mem): Return enum.
25815 (update_equiv_mem): Create replacement in more cases.
25816 (add_store_equivs): Update validate_equiv_mem call.
25818 2016-04-30 Alan Modra <amodra@gmail.com>
25820 * ira.c (combine_and_move_insns): Rather than scanning insns,
25821 use DF infrastucture to find use and def insns.
25823 2016-04-30 Alan Modra <amodra@gmail.com>
25825 ira.c (combine_and_move_insns): Move invariant conditions..
25826 (ira.c): ..to here. Call combine_and_move_insns before
25827 add_store_equivs. Call grow_reg_equivs later. Allocate
25828 req_equiv later using max_reg_num() rather than global max_regno.
25829 (contains_replace_regs): Delete.
25830 (add_store_equivs): Remove contains_replace_regs test.
25832 2016-04-30 Alan Modra <amodra@gmail.com>
25834 * ira.c (struct equiv_mem_data): New.
25835 (equiv_mem, equiv_mem_modified): Delete static vars.
25836 (validate_equiv_mem_from_store): Use "data" param to communicate..
25837 (validate_equiv_mem): ..from here.
25839 2016-04-30 Alan Modra <amodra@gmail.com>
25841 * ira.c (add_store_equivs, combine_and_move_insns): New functions,
25843 (update_reg_equivs): ..here. Move allocation and freeing of
25844 reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
25845 end_alias_analysis to..
25848 2016-04-30 Alan Modra <amodra@gmail.com>
25850 * ira.c (pdx_subregs): Delete.
25851 (struct equivalence): Add pdx_subregs field.
25852 (set_paradoxical_subreg): Remove pdx_subregs param. Update
25853 pdx_subregs access.
25854 (update_equiv_regs): Don't create or free pdx_subregs. Update
25855 pdx_subregs access.
25857 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
25859 * config/rs6000/altivec.h: Change definitions of vec_xl and
25861 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
25862 (LD_ELEMREV_V2DI): New.
25863 (LD_ELEMREV_V4SF): New.
25864 (LD_ELEMREV_V4SI): New.
25865 (LD_ELEMREV_V8HI): New.
25866 (LD_ELEMREV_V16QI): New.
25867 (ST_ELEMREV_V2DF): New.
25868 (ST_ELEMREV_V2DI): New.
25869 (ST_ELEMREV_V4SF): New.
25870 (ST_ELEMREV_V4SI): New.
25871 (ST_ELEMREV_V8HI): New.
25872 (ST_ELEMREV_V16QI): New.
25875 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
25876 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
25877 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
25878 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
25879 (altivec_expand_builtin): Add handling for
25880 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
25881 (rs6000_invalid_builtin): Add error-checking for
25882 RS6000_BTM_P9_VECTOR.
25883 (altivec_init_builtins): Define builtins used to implement vec_xl
25885 (rs6000_builtin_mask_names): Define power9-vector.
25886 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
25887 (RS6000_BTM_P9_VECTOR): Define.
25888 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
25889 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
25890 (vsx_ld_elemrev_v2df): Likewise.
25891 (vsx_ld_elemrev_v4sf): Likewise.
25892 (vsx_ld_elemrev_v4si): Likewise.
25893 (vsx_ld_elemrev_v8hi): Likewise.
25894 (vsx_ld_elemrev_v16qi): Likewise.
25895 (vsx_st_elemrev_v2df): Likewise.
25896 (vsx_st_elemrev_v2di): Likewise.
25897 (vsx_st_elemrev_v4sf): Likewise.
25898 (vsx_st_elemrev_v4si): Likewise.
25899 (vsx_st_elemrev_v8hi): Likewise.
25900 (vsx_st_elemrev_v16qi): Likewise.
25901 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
25904 2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
25906 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
25908 (simplify_control_stmt_condition_1): ... here. Recurse into
25909 BIT_AND_EXPRs and BIT_IOR_EXPRs.
25911 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
25914 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
25915 (zero_extendqi<mode>2_dot): Revert earlier conversion from
25916 define_insn_and_split to define_insn.
25917 (zero_extendqi<mode>2_dot2): Same.
25918 (extendqi<mode>2_dot): Same.
25919 (extendqi<mode>2_dot2): Same.
25921 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
25923 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
25924 (probe_stack): New expander.
25925 (probe_stack_<mode>): New insn pattern.
25927 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
25929 * config/i386/i386.md
25930 (operations with memory inputs setting flags peephole2):
25931 Remove uneeded REG_P checks. Cleanup pattern generation.
25933 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
25935 * tree-vect-loop.c (vect_transform_loop): Fix
25936 nb_iterations_upper_bound computation for vectorized loop.
25938 2016-04-29 Marek Polacek <polacek@redhat.com>
25939 Jakub Jelinek <jakub@redhat.com>
25942 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
25943 TARGET_EXPR_SLOT as a base.
25945 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
25947 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
25948 with 'rCm2' constraints to limit possible immediate size.
25949 (*load_zeroextendqisi_update): Likewise.
25950 (*load_signextendqisi_update): Likewise.
25951 (*loadhi_update): Likewise.
25952 (*load_zeroextendhisi_update): Likewise.
25953 (*load_signextendhisi_update): Likewise.
25954 (*loadsi_update): Likewise.
25955 (*loadsf_update): Likewise.
25957 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
25959 * config/i386/predicates.md (constm1_operand): Fix comparison.
25961 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
25963 * testsuite/gcc.target/arc/ieee_eq.c: New test.
25965 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
25967 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
25968 remaining SH5 related settings.
25969 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
25970 shmedia_prepare_call_address): Delete.
25971 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
25972 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
25973 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
25974 UNSUPPORTED_SH2A): Remove m5 checks.
25975 (sh_divide_strategy_e): Remove SH5 division strategies.
25976 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
25977 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
25979 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
25981 * config/s390/s390.c (s390_rtx_costs): Update documentation.
25983 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
25985 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
25986 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
25987 Change lder to ldr.
25988 * config/s390/vector.md ("mov<mode>"): Likewise.
25990 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
25992 * config/s390/constraints.md ("U", "W"): Invoke
25993 s390_mem_constraint with "ZR" and "ZT".
25994 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
25995 addresses when using LRA. Accept also short displacements for S
25996 and T constraints. Do not check for long displacement target for
25997 S and T constraints.
25998 (s390_mem_constraint): Remove handling of U and W constraints.
25999 * config/s390/s390.md (various patterns): Remove the short
26000 displacement constraints (Q and R) if a long displacement
26001 constraint is present. Add longdisp as required CPU capability.
26002 * config/s390/vector.md: Likewise.
26003 * config/s390/vx-builtins.md: Likewise.
26005 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
26008 * reload1.c (reload): Call finish_spills before
26009 restarting reload loop. Skip select_reload_regs
26010 if update_eliminables_and_spill returns true.
26012 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
26014 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
26015 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
26016 (umulhisi3_imm): Update predicates and constraint letters.
26017 (umulhisi3_reg): Declare instruction as commutative.
26018 * config/arc/constraints.md (J12, J16): New constraints.
26019 * config/arc/predicates.md (short_unsigned_const_operand): New
26021 (arc_short_operand): Likewise.
26022 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
26024 2016-04-29 Richard Biener <rguenther@suse.de>
26026 PR tree-optimization/13962
26027 PR tree-optimization/65686
26028 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
26029 * tree-ssa-alias.c (ptrs_compare_unequal): New function
26030 using PTA to compare pointers.
26031 * match.pd: Add pattern for pointer equality compare simplification
26032 using ptrs_compare_unequal.
26034 2016-04-29 Richard Biener <rguenther@suse.de>
26036 * stor-layout.c (layout_type): Do not build a pointer-to-element
26039 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
26041 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
26042 Use SWI mode iterator. Use general_reg_operand predicate.
26043 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
26044 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
26047 2016-04-29 Jakub Jelinek <jakub@redhat.com>
26049 PR middle-end/70843
26050 * fold-const.c (operand_equal_p): Don't verify hash value equality
26052 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
26055 2016-04-28 Jakub Jelinek <jakub@redhat.com>
26058 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
26059 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
26060 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
26061 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
26062 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
26064 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
26066 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
26067 to info. Don't initialize separate fields to 0. Clean up
26070 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
26072 * config/i386/i386.md (peephole2s for operations with memory inputs):
26073 Use SWI mode iterator.
26074 (peephole2s for operations with memory outputs): Ditto.
26075 Do not check for stack checking probe.
26077 (probe_stack): Remove expander.
26079 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
26080 Andrew Burgess <andrew.burgess@embecosm.com>
26082 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
26083 operands as 32-bits.
26085 2016-04-28 Jason Merrill <jason@redhat.com>
26087 * gdbinit.in: Skip line-map.h.
26089 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
26090 Andrew Burgess <andrew.burgess@embecosm.com>
26092 * config/arc/arc.c (arc_conditional_register_usage): Take
26093 TARGET_RRQ_CLASS into account.
26094 (arc_print_operand): Support printing 'p' and 's' operands.
26095 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
26097 (TARGET_RRQ_CLASS): Define.
26098 (IS_POWEROF2_OR_0_P): Define.
26099 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
26101 (*tst_movb): New define_insn.
26102 (*tst): Avoid recognition if it could prevent '*tst_movb'
26103 combination; replace c/CnL with c/Chs alternative.
26104 (*tst_bitfield_tst): New define_insn.
26105 (*tst_bitfield_asr): New define_insn.
26106 (*tst_bitfield): New define_insn.
26107 (andsi3_i): Add Rrq variant.
26108 (extzv): New define_expand.
26109 (insv): New define_expand.
26110 (*insv_i): New define_insn.
26111 (*movb): New define_insn.
26112 (*movb_signed): New define_insn.
26113 (*movb_high): New define_insn.
26114 (*movb_high_signed): New define_insn.
26115 (*movb_high_signed + 1): New define_split pattern.
26116 (*mrgb): New define_insn.
26117 (*mrgb + 1): New define_peephole2 pattern.
26118 (*mrgb + 2): New define_peephole2 pattern.
26119 * config/arc/arc.opt (mbitops): New option for nps400, uses
26120 TARGET_NPS_BITOPS_DEFAULT.
26121 * config/arc/constraints.md (q): Make register class conditional.
26122 (Rrq): New register constraint.
26123 (Chs): New constraint.
26124 (Clo): New constraint.
26125 (Chi): New constraint.
26126 (Cbf): New constraint.
26127 (Cbn): New constraint.
26128 (C18): New constraint.
26129 (Cbi): New constraint.
26131 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
26133 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
26135 (bitmap_intersection_of_preds): Ditto.
26136 (bitmap_union_of_succs): Ditto.
26137 (bitmap_union_of_preds): Ditto.
26138 * sbitmap.c (do_popcount): Delete.
26139 (BITMAP_DEBUGGING): Delete.
26140 (sbitmap_verify_popcount): Delete.
26141 (sbitmap_alloc): Don't initialize the popcount field.
26142 (sbitmap_alloc_with_popcount): Delete.
26143 (sbitmap_resize): Don't resize the popcount array.
26144 (sbitmap_vector_alloc): Don't initialize the popcount field.
26145 (bitmap_copy): Don't copy the popcount array.
26146 (bitmap_clear): Don't clear the popcount array.
26147 (bitmap_clear): Delete the popcount array handling.
26148 (bitmap_ior_and_compl): Delete the popcount assert.
26149 (bitmap_not): Ditto.
26150 (bitmap_and_compl): Ditto.
26151 (bitmap_and): Delete the popcount array handling.
26152 (bitmap_xor): Ditto.
26153 (bitmap_ior): Ditto.
26154 (bitmap_or_and): Delete the popcount assert.
26155 (bitmap_and_or): Ditto.
26156 (popcount_table): Delete.
26157 (sbitmap_elt_popcount): Delete.
26158 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
26159 (bitmap_set_bit): Delete the popcount assert.
26160 (bitmap_clear_bit): Ditto.
26161 (sbitmap_free): Don't free the popcount array.
26162 (sbitmap_alloc_with_popcount): Delete declaration.
26163 (sbitmap_popcount): Ditto.
26165 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
26166 Andrew Burgess <andrew.burgess@embecosm.com>
26168 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
26169 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
26170 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
26171 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
26172 * config/arc/arc.opt (mcmem): New option.
26173 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
26174 supply length for r/m alternative.
26175 (*extendqisi2_ac): Likewise.
26176 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
26178 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
26179 (movhi_insn): Likewise.
26180 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
26181 (*zero_extendqihi2_i): Add r/Ucm alternative.
26182 (*zero_extendqisi2_ac): Likewise.
26183 (*zero_extendhisi2_i): Likewise.
26184 * config/arc/constraints.md (Uex): New memory constraint.
26185 (Ucm): New define_constraint.
26186 * config/arc/predicates.md (long_immediate_loadstore_operand):
26187 Return 0 for MEM with cmem_address address.
26188 (cmem_address_0): New predicates.
26189 (cmem_address_1): Likewise.
26190 (cmem_address_2): Likewise.
26191 (cmem_address): Likewise.
26193 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
26195 * config/rs6000/rs6000.c (machine_function): Rename
26196 insn_chain_scanned_p to spe_insn_chain_scanned_p.
26197 (rs6000_stack_info): Adjust.
26199 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
26200 Andrew Burgess <andrew.burgess@embecosm.com>
26202 * config/arc/constraints.md (Usd): Convert to define_constraint.
26206 2016-04-28 Jakub Jelinek <jakub@redhat.com>
26209 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
26210 Add new peephole2 where the first insn is *mov<mode>_or instead of
26211 *mov<mode>_internal.
26213 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
26215 * tracer.c (bb_seen): Make static.
26217 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
26219 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
26220 support, setup defaults.
26221 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
26222 * config/arc/arc.c (arc_init): Add NPS400 support.
26223 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
26224 (TARGET_ARC700): NPS400 is also an ARC700.
26225 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
26227 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
26230 * config/nds32/nds32.md (casesi): Don't access the operands array
26233 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
26235 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
26236 (or $-1,reg peephole2): Ditto.
26237 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
26239 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
26241 * doc/extend.texi (Common Function Attributes) [optimize]:
26242 Discourage use of the optimize attribute.
26244 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
26246 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
26247 special case builtin.
26248 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
26249 ALTIVEC_BUILTIN_VEC_ADDE.
26250 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
26251 support for ALTIVEC_BUILTIN_VEC_ADDE.
26252 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
26253 for __builtin_vec_adde.
26255 2016-04-28 Jakub Jelinek <jakub@redhat.com>
26257 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
26258 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
26260 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
26263 * doc/sourcebuild.texi (Effective-Target Keywords, Other
26264 attributes): Document cilkplus_runtime.
26266 2016-04-28 Martin Jambor <mjambor@suse.cz>
26268 * tree-cfg.c (verify_expr): Verify that local declarations belong to
26269 this function. Call verify_expr on MEM_REFs and bases of other
26270 handled_components.
26272 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
26274 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
26275 for WORD_REGISTER_OPERATIONS to runtime check.
26277 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
26279 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
26281 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
26283 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
26284 big-endian compilation.
26285 * config/arc/arc.md (addf3): Likewise.
26286 (subdf3): Likewise.
26287 (muldf3): Likewise.
26289 2016-04-28 Richard Biener <rguenther@suse.de>
26291 PR tree-optimization/70840
26292 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
26293 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
26294 Mark x * pow(x,c) -> pow(x,c+1) commutative.
26295 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
26297 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
26299 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
26300 and explain why in a comment.
26302 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
26304 * config/arc/arc.md (cpu_facility): Add fpx variant.
26305 (subdf3): Prohibit use reverse sub when assist operations option
26307 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
26308 instructions only when FPX is enabled.
26309 * testsuite/gcc.target/arc/trsub.c: New test.
26311 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
26313 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
26314 mult_operator when calculating "type" attribute.
26315 (*fop_<mode>_1_i387): Ditto.
26316 (*fop_xf_1_i387): Ditto.
26317 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
26318 Use std::swap to swap operands. Use RTL expressions to generate
26321 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
26322 Joern Rennecke <joern.rennecke@embecosm.com>
26324 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
26326 (emit_pic_move): Remove.
26327 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
26328 * config/arc/arc.c (emit_pic_move): Removed.
26329 (TARGET_HAVE_TLS): Define.
26330 (arc_conditional_register_usage): Test for arc_tp_regno.
26331 (arc_print_operand, arc_print_operand_address): Handle TLS
26333 (arc_needs_pcl_p): New function.
26334 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
26335 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
26336 (arc_raw_symbolic_reference_mentioned_p): Likewise.
26337 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
26338 (arc_legitimize_tls_address): Likewise.
26339 (DTPOFF_ZERO_SYM): Define.
26340 (arc_legitimize_pic_address): Make it static, handle TLS cases.
26341 (arc_output_pic_addr_const): Print TLS unspecs.
26342 (prepare_pic_move): New function, replaces emit_pic_move.
26343 (arc_legitimate_constant_p): Handle TLS unspecs.
26344 (arc_legitimate_address_p): Likewise.
26345 (arc_rewrite_small_data_p): Use assert for TLS constants.
26346 (prepare_move_operands): Use prepare_pic_move.
26347 (arc_legitimize_address): Legitimize tls addresses.
26348 (arc_epilogue_uses): Check for arc_tp_regno.
26349 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
26350 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
26352 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
26354 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
26355 %(arc_tls_extra_start_spec).
26356 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
26357 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
26359 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
26360 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
26361 (UNSPEC_TLS_OFF): Add.
26363 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
26364 (get_thread_pointersi): New patterns.
26365 * config/arc/arc.opt (mtp-regno): New option.
26366 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
26367 (move_dest_operand): Likewise.
26368 * configure: Regenerate.
26369 * configure.ac: Add arc*-*-* case to test for tls.
26370 * doc/invoke.texi (ARC options): Document mtp-regno.
26372 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
26374 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
26375 the new ARC HS SIMD instructions.
26376 (arc_preferred_simd_mode): New function.
26377 (arc_autovectorize_vector_sizes): Likewise.
26378 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
26379 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
26380 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
26381 (arc_init_builtins): Add new SIMD builtin types.
26382 (arc_split_move): Handle 64 bit vector moves.
26383 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
26384 (TARGET_PLUS_QMACW): Define.
26385 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
26386 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
26387 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
26388 (VSUBADD4H): New builtins.
26389 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
26390 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
26392 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
26393 Matthias Klose <doko@debian.org>
26395 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
26397 2016-04-28 Richard Biener <rguenther@suse.de>
26399 PR middle-end/70777
26400 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
26403 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
26405 * common/config/sh/sh-common.c: Remove SH5 support.
26406 * config/sh/constraints.md: Likewise.
26407 * config/sh/config/sh/elf.h: Likewise.
26408 * config/sh/linux.h: Likewise.
26409 * config/sh/netbsd-elf.h: Likewise.
26410 * config/sh/predicates.md: Likewise.
26411 * config/sh/sh-c.c: Likewise.
26412 * config/sh/sh-protos.h: Likewise.
26413 * config/sh/sh.c: Likewise.
26414 * config/sh/sh.h: Likewise.
26415 * config/sh/sh.md: Likewise.
26416 * config/sh/sh.opt: Likewise.
26417 * config/sh/sync.md: Likewise.
26418 * config/sh/sh64.h: Delete.
26419 * config/sh/shmedia.h: Likewise.
26420 * config/sh/shmedia.md: Likewise.
26421 * config/sh/sshmedia.h: Likewise.
26422 * config/sh/t-netbsd-sh5-64: Likewise.
26423 * config/sh/t-sh64: Likewise.
26424 * config/sh/ushmedia.h: Likewise.
26426 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
26428 * config/i386/i386.md (sign_extend to memory peephole2s): Use
26429 general_reg_operand instead of register_operand predicate.
26431 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
26433 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
26435 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
26437 * match.pd (A - B > A, A + B < A): New transformations.
26439 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
26441 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
26442 which defaults to true. Emit an outer pair of parentheses only if
26443 EMIT_PARENS. When continuing a chain of && or || (or & or |),
26444 don't emit parentheses for the right-hand operand.
26446 2016-04-27 Jeff Law <law@redhat.com>
26448 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
26450 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
26452 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
26453 (altivec_lvx_<mode>_internal): Document.
26454 (altivec_lvx_<mode>_2op): New define_insn.
26455 (altivec_lvx_<mode>_1op): Likewise.
26456 (altivec_lvx_<mode>_2op_si): Likewise.
26457 (altivec_lvx_<mode>_1op_si): Likewise.
26458 (altivec_stvx_<mode>): Remove.
26459 (altivec_stvx_<mode>_internal): Document.
26460 (altivec_stvx_<mode>_2op): New define_insn.
26461 (altivec_stvx_<mode>_1op): Likewise.
26462 (altivec_stvx_<mode>_2op_si): Likewise.
26463 (altivec_stvx_<mode>_1op_si): Likewise.
26464 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
26465 Expand vec_ld and vec_st during parsing.
26466 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
26468 (altivec_expand_stvx_be): Likewise.
26469 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
26470 address-masking behavior in RTL.
26471 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
26472 address-masking behavior in RTL.
26473 (altivec_expand_builtin): Change builtin code arguments for calls
26474 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
26475 (insn_is_swappable_p): Avoid incorrect swap optimization in the
26476 presence of lvx/stvx patterns.
26477 (alignment_with_canonical_addr): New function.
26478 (alignment_mask): Likewise.
26479 (find_alignment_op): Likewise.
26480 (recombine_lvx_pattern): Likewise.
26481 (recombine_stvx_pattern): Likewise.
26482 (recombine_lvx_stvx_patterns): Likewise.
26483 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
26484 stvx patterns from expand.
26485 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
26487 (vector_altivec_store_<mode>): Likewise.
26489 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
26491 * config/aarch64/aarch64.md
26492 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
26493 remove the "fp" attributes.
26494 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
26495 add the "simd" attributes.
26496 (*movdf_aarch64): Likewise.
26497 (*movtf_aarch64): Remove the "fp" attributes.
26498 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
26499 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
26501 2016-04-27 David Malcolm <dmalcolm@redhat.com>
26503 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
26504 rtx to rtx_code_label *.
26505 * rtl.h (maybe_set_first_label_num): Likewise.
26507 2016-04-27 David Malcolm <dmalcolm@redhat.com>
26509 * df-core.c (df_add_problem): Make the problem param be const.
26510 (df_remove_problem): Make local "problem" be const.
26511 * df-problems.c (problem_RD): Make const.
26512 (problem_LR): Likewise.
26513 (problem_LIVE): Likewise.
26514 (problem_MIR): Likewise.
26515 (problem_CHAIN): Likewise.
26516 (problem_WORD_LR): Likewise.
26517 (problem_NOTE): Likewise.
26518 (problem_MD): Likewise.
26519 * df-scan.c (problem_SCAN): Likewise.
26520 * df.h (struct df_problem): Make field "dependent_problem" be
26522 (struct dataflow): Likewise for field "problem".
26523 (df_add_problem): Make param const.
26525 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
26527 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
26528 inter-unit moves to/from vector registers are enabled. Do not disable
26531 2016-04-27 David Malcolm <dmalcolm@redhat.com>
26533 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
26534 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
26536 (enum df_problem_id): ...this new enum.
26537 (struct df_problem): Convert field "id" from "int" to
26538 enum df_problem_id.
26540 2016-04-27 David Malcolm <dmalcolm@redhat.com>
26542 * rtl.def: Update comment for "things in the instruction chain" to
26543 reflect the removal of the leading "i" field for INSN_UID in
26544 r210360. Fix bogus apostrophe.
26546 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
26548 * config/i386/i386.md
26549 (lea arith with mem operand + setcc peephole2): Set operator mode.
26551 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
26554 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
26555 (dimode_scalar_to_vector_candidate_p): This.
26556 (timode_scalar_to_vector_candidate_p): New function.
26557 (scalar_to_vector_candidate_p): Likewise.
26558 (timode_check_non_convertible_regs): Likewise.
26559 (timode_remove_non_convertible_regs): Likewise.
26560 (remove_non_convertible_regs): Likewise.
26561 (remove_non_convertible_regs): Renamed to ...
26562 (dimode_remove_non_convertible_regs): This.
26563 (scalar_chain::~scalar_chain): Make it virtual.
26564 (scalar_chain::compute_convert_gain): Make it pure virtual.
26565 (scalar_chain::mark_dual_mode_def): Likewise.
26566 (scalar_chain::convert_insn): Likewise.
26567 (scalar_chain::convert_registers): Likewise.
26568 (scalar_chain::add_to_queue): Make it protected.
26569 (scalar_chain::emit_conversion_insns): Likewise.
26570 (scalar_chain::replace_with_subreg): Likewise.
26571 (scalar_chain::replace_with_subreg_in_insn): Likewise.
26572 (scalar_chain::convert_op): Likewise.
26573 (scalar_chain::convert_reg): Likewise.
26574 (scalar_chain::make_vector_copies): Likewise.
26575 (scalar_chain::convert_registers): New pure virtual function.
26576 (class dimode_scalar_chain): New class.
26577 (class timode_scalar_chain): Likewise.
26578 (scalar_chain::mark_dual_mode_def): Renamed to ...
26579 (dimode_scalar_chain::mark_dual_mode_def): This.
26580 (timode_scalar_chain::mark_dual_mode_def): New function.
26581 (timode_scalar_chain::convert_insn): Likewise.
26582 (dimode_scalar_chain::convert_registers): Likewise.
26583 (scalar_chain::compute_convert_gain): Renamed to ...
26584 (dimode_scalar_chain::compute_convert_gain): This.
26585 (scalar_chain::replace_with_subreg): Renamed to ...
26586 (dimode_scalar_chain::replace_with_subreg): This.
26587 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
26588 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
26589 (scalar_chain::make_vector_copies): Renamed to ...
26590 (dimode_scalar_chain::make_vector_copies): This.
26591 (scalar_chain::convert_reg): Renamed to ...
26592 (dimode_scalar_chain::convert_reg ): This.
26593 (scalar_chain::convert_op): Renamed to ...
26594 (dimode_scalar_chain::convert_op): This.
26595 (scalar_chain::convert_insn): Renamed to ...
26596 (dimode_scalar_chain::convert_insn): This.
26597 (scalar_chain::convert): Call convert_registers.
26598 (convert_scalars_to_vector): Change to scalar_chain pointer to
26599 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
26600 in 32-bit mode. Delete scalar_chain pointer. Call
26601 free_dominance_info in 64-bit mode.
26602 (pass_stv::gate): Remove TARGET_64BIT check.
26603 (ix86_option_override): Put the 64-bit STV pass before the CSE
26606 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
26608 * dwarf2out.h (struct dw_loc_descr_node): Remove the
26609 dw_loc_frame_offset field.
26610 * dwarf2out.c (new_loc_descr): Likewise.
26611 (resolve_args_picking_1): Turn the VISITED hash set into a
26612 FRAME_OFFSET hash map. Use it to associate a frame offset to
26613 visited nodes. Remove uses of the CHECKING_P macro.
26614 (resolve_args_picking): Update call to resolve_args_picking_1.
26616 2016-04-27 Martin Liska <mliska@suse.cz>
26618 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
26619 (free_loop_data): Release vuses of groups.
26621 2016-04-27 Bin Cheng <bin.cheng@arm.com>
26623 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
26624 instead of redundant use_id and boolean have_use_for.
26625 (struct iv_use): Change sub_id into group_id. Remove field next.
26626 Move fields: related_cands, n_map_members, cost_map and selected
26628 (struct iv_group): ... here. New structure.
26629 (struct iv_common_cand): Use structure declaration directly.
26630 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
26631 (MAX_CONSIDERED_USES): Rename macro to ...
26632 (MAX_CONSIDERED_GROUPS): ... here.
26633 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
26634 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
26635 (dump_uses): Rename to ...
26636 (dump_groups): ... here. Update all uses.
26637 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
26638 (find_induction_variables): Refactor format of dump information.
26639 (record_sub_use): Delete.
26640 (record_use): Update all uses.
26641 (record_group): New function.
26642 (record_group_use, find_interesting_uses_op): Call above functions.
26644 (find_interesting_uses_cond): Ditto.
26645 (group_compare_offset): New function.
26646 (split_all_small_groups): Rename to ...
26647 (split_small_address_groups_p): ... here. Update all uses.
26648 (split_address_groups): Update all uses.
26649 (find_interesting_uses): Refactor format of dump information.
26650 (add_candidate_1): Update all uses. Remove redundant check on iv,
26652 (add_candidate, record_common_cand): Remove redundant assert.
26653 (add_iv_candidate_for_biv): Update use.
26654 (add_iv_candidate_derived_from_uses): Update all uses.
26655 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
26656 (alloc_use_cost_map): Ditto.
26657 (set_use_iv_cost, get_use_iv_cost): Rename to ...
26658 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
26659 (determine_use_iv_cost_generic): Ditto.
26660 (determine_group_iv_cost_generic): Ditto.
26661 (determine_use_iv_cost_address): Ditto.
26662 (determine_group_iv_cost_address): Ditto.
26663 (determine_use_iv_cost_condition): Ditto.
26664 (determine_group_iv_cost_cond): Ditto.
26665 (determine_use_iv_cost): Ditto.
26666 (determine_group_iv_cost): Ditto.
26667 (set_autoinc_for_original_candidates): Update all uses.
26668 (find_iv_candidates): Update all uses. Refactor dump information.
26669 (determine_use_iv_costs): Ditto.
26670 (determine_iv_costs): Ditto.
26671 (iv_ca_cand_for_use): Rename to ...
26672 (iv_ca_cand_for_group): ... here. Update all uses.
26673 (iv_ca_add_use, iv_ca_add_group): Ditto.
26674 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
26675 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
26676 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
26677 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
26678 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
26679 (create_new_iv, adjust_iv_update_pos): Ditto.
26680 (rewrite_use_address): Delete.
26681 (rewrite_use_address_1): Rename to ...
26682 (rewrite_use_address): ... here.
26683 (rewrite_use_compare): Update all uses.
26684 (rewrite_use): Delete.
26685 (rewrite_uses): Rename to ...
26686 (rewrite_groups): ... here. Update all uses.
26687 (remove_unused_ivs, free_loop_data): Update all uses.
26688 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
26690 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
26692 * rtlanal.c (nonzero_bits1): Convert preprocessor check
26693 for WORD_REGISTER_OPERATIONS to runtime check.
26695 2016-04-27 Richard Biener <rguenther@suse.de>
26698 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
26699 aggregate_value_p to determine if a function result is
26700 returned by reference.
26701 (ipa_pta_execute): Functions having their address taken are
26702 not automatically nonlocal.
26704 2016-04-27 Jakub Jelinek <jakub@redhat.com>
26707 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
26708 * fold-const.c (operand_equal_p): If flag_checking and
26709 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
26710 and if it returns non-zero, assert iterative_hash_expr on both
26713 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
26715 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
26717 2016-04-27 Nick Clifton <nickc@redhat.com>
26719 PR middle-end/49889
26720 * varasm.c (merge_weak): Generate an error if an attempt is made
26721 to convert a non-weak static function into a weak, public function.
26723 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
26725 * params.def (MAX_PARTITION_SIZE): New param.
26726 * doc/invoke.texi: Document lto-max-partition.
26728 2016-04-27 Richard Biener <rguenther@suse.de>
26731 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
26732 function cummulating used_from_other_partition, externally_visible
26733 and force_output from aliases.
26734 (refered_from_nonlocal_var): Likewise.
26735 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
26736 node flags properly.
26738 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
26740 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
26741 (-Wmemset-elt-size): New item.
26743 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
26746 * stor-layout.h (internal_reference_types): Delete.
26747 * stor-layout.c (reference_types_internal): Likewise.
26748 (internal_reference_types): Likewise.
26749 (layout_type) <REFERENCE_TYPE>: Adjust.
26751 2016-04-27 Jakub Jelinek <jakub@redhat.com>
26754 * tree.h (inchash::add_expr): Add FLAGS argument.
26755 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
26756 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
26757 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
26758 Formatting fix. Adjust recursive calls. For tcc_comparison,
26759 if swap_tree_comparison (code) is smaller than code, hash that
26760 and arguments in the other order. Hash CONVERT_EXPR the same
26761 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
26762 of ADDR_EXPR of decl as the decl itself. Add or remove
26763 OEP_ADDRESS_OF from recursive flags as needed. For
26764 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
26765 operands commutatively and only the third one normally.
26766 For internal CALL_EXPR hash in CALL_EXPR_IFN.
26768 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
26770 * config/rtems.h (LIB_SPEC): Add -latomic.
26772 2016-04-27 Joel Sherrill <joel@rtems.org>
26774 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
26775 xilink.ld and flags not relevant to RTEMS.
26777 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
26779 * toplev.c (backend_init_target): Avoid calling init_reload when using
26782 2016-04-26 Jakub Jelinek <jakub@redhat.com>
26784 * reorg.c (try_merge_delay_insns): Declare i and j inside the
26785 for loops rather than one for the whole function.
26787 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
26789 * match.pd (X + CST CMP X): New transformation.
26791 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
26793 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
26794 * fold-const.c (fold_binary_loc): Remove 2 transformations
26795 superseded by match.pd.
26796 * match.pd (x+x -> x*2): Generalize to integers.
26798 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
26800 * config/i386/i386.md (operation on memory peephole): Duplicate an
26801 existing peephole and adapt it to match lea rather than an operation
26804 PR rtl-optimization/57193
26805 * opts.c (default_options_table): Add OPT_frename_registers at -O2
26807 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
26809 2016-04-26 Bin Cheng <bin.cheng@arm.com>
26811 * tree-if-conv.c (any_pred_load_store): New static variable.
26812 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
26813 any_pred_load_store instead of and_mask_load_store.
26814 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
26815 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
26816 (combine_blocks, tree_if_conversion): Ditto.
26818 2016-04-26 Bin Cheng <bin.cheng@arm.com>
26820 PR tree-optimization/70771
26821 PR tree-optimization/70775
26822 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
26823 virtual PHI nodes. Delete parameter.
26824 (if_convertible_loop_p_1): Delete argument to above function.
26825 (predicate_all_scalar_phis): Delete code handling single-argument
26827 (tree_if_conversion): Mark and update virtual SSA.
26829 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
26832 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
26833 (x86_elf_aligned_common): Rename to ...
26834 (x86_elf_aligned_decl_common): ... this.
26835 Add decl arg. Switch to .lbss for largecomm object. Use
26836 LARGECOMM_SECTION_ASM_OP.
26837 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
26839 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
26840 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
26842 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
26843 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
26845 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
26848 * config/i386/i386.c (SECTION_LARGE): Define.
26849 (x86_64_elf_select_section): Set it for large data/bss sections.
26850 Only clear SECTION_WRITE for .lrodata.
26851 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
26853 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
26854 * varasm.c (default_elf_asm_named_section): Grow flagchars.
26855 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
26857 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
26858 * doc/tm.texi: Regenerate.
26860 2016-04-26 Jakub Jelinek <jakub@redhat.com>
26863 * configure.ac (--enable-checking): Document extra flag, for
26864 non-release builds default to --enable-checking=yes,extra.
26865 If misc checking and extra checking, define CHECKING_P to 2 instead
26867 * common.opt (fchecking=): Add.
26868 * doc/invoke.texi (-fchecking=): Document.
26869 * doc/install.texi: Document --enable-checking changes.
26870 * configure: Regenerated.
26871 * config.in: Regenerated.
26873 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
26875 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
26876 attribute instead of which_alternative.
26877 * config/i386/sse.md (*mov<mode>_internal): Ditto.
26878 Use EXT_REX_SSE_REG_P where appropriate.
26880 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
26882 * config/i386/predicates.md (const0_operand): Do not match
26883 const_wide_int code.
26884 (const1_operand): Ditto.
26886 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
26888 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
26889 for SSE constm1 operands and TARGET_AVX512VL.
26890 (*movti_internal): Ditto.
26891 (*mov<mode>_or): Use constm1_operand predicate.
26892 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
26893 for SSE vector_all_ones operands and TARGET_AVX512VL.
26894 * config/i386/predicates.md (constm1_operand): New predicate.
26895 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
26896 emission of constant -1 load.
26898 2016-04-25 Jason Merrill <jason@redhat.com>
26900 * gdbinit.in: Skip is-a.h.
26902 * attribs.c (register_scoped_attributes): Fix logic.
26903 * attribs.h: Declare register_scoped_attributes.
26905 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
26907 * config/rs6000/rs6000-builtin.def: Correct pasto error for
26908 stxvd2x and stxvw4x built-in functions.
26910 2016-04-25 DJ Delorie <dj@redhat.com>
26912 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
26913 (ashrhi3): Likewise.
26914 (lshrhi3): Likewise.
26916 2016-04-25 Richard Biener <rguenther@suse.de>
26918 PR tree-optimization/70780
26919 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
26920 wasn't visited yet.
26921 (compute_antic): Mark blocks with abnormal preds as visited as
26922 they have a final empty antic-in solution already.
26924 2016-04-25 Michael Collison <michael.collison@linaro.org>
26926 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
26928 2016-04-25 Michael Collison <michael.collison@linaro.org>
26930 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
26931 mode is VQI to improve mixed mode vectorization.
26932 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
26933 define_insn to match low half of signed vaddw.
26934 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
26935 define_insn to match high half of signed vaddw.
26936 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
26937 define_insn to match low half of unsigned vaddw.
26938 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
26939 define_insn to match high half of unsigned vaddw.
26940 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
26941 (arm_simd_check_vect_par_cnst_half_p): Likewise.
26942 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
26944 (arm_simd_check_vect_par_cnst_half_p): Likewise.
26945 * config/arm/predicates.md (vect_par_constant_high): Support
26946 big endian and simplify by calling
26947 arm_simd_check_vect_par_cnst_half
26948 (vect_par_constant_low): Likewise.
26950 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
26952 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
26953 predicate for operand 2.
26955 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
26956 H.J. Lu <hongjiu.lu@intel.com>
26958 * config/i386/i386-protos.h (standard_sse_constant_p): Add
26959 machine_mode argument.
26960 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
26961 constm1_rtx operands. For VOIDmode constants, get mode from
26962 pred_mode. Check mode size if the mode is supported by ABI.
26963 (standard_sse_constant_opcode): Do not use standard_constant_p.
26964 Strictly check ABI support for all-ones operands.
26965 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
26966 immediates. Update calls to standard_sse_constant_p.
26967 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
26968 (ix86_rtx_costs): Ditto.
26969 * config/i386/i386.md (*movxi_internal_avx512f): Use
26970 nonimmediate_or_sse_const_operand instead of vector_move_operand.
26971 Use (v,BC) alternative instead of (v,C). Use register_operand
26972 checks instead of MEM_P.
26973 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
26974 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
26975 isa attribute. Use register_operand checks instead of MEM_P.
26976 (*movti_internal): Use nonimmediate_or_sse_const_operand for
26977 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
26978 alternative and corresponding sse2 isa attribute.
26979 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
26980 to standard_sse_constant_p.
26981 (FP constant splitters): Ditto.
26982 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
26984 * config/i386/predicates.md (constm1_operand): Remove.
26985 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
26986 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
26987 vector_all_ones_operand instead of constm1_operand.
26989 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
26991 * print-rtl.c (print_rtx_insn_vec): New function.
26992 * print-rtl.h: New prototype.
26993 * store-motion.c (struct st_expr): Make avail_stores a vector.
26994 (st_expr_entry): Adjust.
26995 (free_st_expr_entry): Likewise.
26996 (print_store_motion_mems): Likewise.
26997 (find_moveable_store): Likewise.
26998 (compute_store_table): Likewise.
26999 (delete_store): Likewise.
27000 (build_store_vectors): Likewise.
27002 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
27004 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
27006 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
27008 * vec.h (vec_safe_contains): New function.
27009 (vec::contains): Likewise.
27010 (vec::begin): Likewise.
27011 (vec::end): Likewise.
27013 2016-04-23 Jakub Jelinek <jakub@redhat.com>
27016 * cfgexpand.c (expand_stack_vars): Fix typo.
27018 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
27020 * system.h (list, map, set, vector): Include conditionally.
27021 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
27022 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
27023 * ipa-icf.c (INCLUDE_LIST): Define.
27024 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
27025 * config/sh/sh.c (INCLUDE_VECTOR): Define.
27026 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
27027 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
27028 * cp/logic.cc (INCLUDE_LIST): Define.
27029 * fortran/trans-common.c (INCLUDE_MAP): Define.
27031 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
27033 * auto-profile.c: Remove <string.h> include.
27034 * ipa-icf-gimple.c: Remove <list> include.
27035 * diagnostic.c: Remove <new> include.
27036 * genmatch.c: Likewise.
27037 * pretty-print.c: Likewise.
27038 * toplev.c: Likewise
27039 * c/c-objc-common.c: Likewise.
27040 * cp/error.c: Likewise.
27041 * fortran/error.c: Likewise.
27043 2016-04-22 Richard Biener <rguenther@suse.de>
27045 * lto-streamer-in.c (input_ssa_names): Do not allocate
27046 GIMPLE_NOP for all SSA names.
27047 * lto-streamer-out.c (output_ssa_names): Do not output
27048 SSA names that should have been released.
27050 2016-04-22 Richard Biener <rguenther@suse.de>
27052 PR tree-optimization/70740
27053 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
27056 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
27059 * config/i386/predicates.md (call_insn_operand): Replace
27060 sibcall_memory_operand with memory_operand.
27062 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
27064 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
27065 has_single_use() tests.
27066 (register_edge_assert_for_1): Likewise.
27067 (find_assert_locations_1): Check the liveness bitmap instead of
27068 checking has_single_use().
27070 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
27073 * config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
27074 Extract AVX-512BW constraint from AVX.
27076 2016-04-21 Richard Biener <rguenther@suse.de>
27078 PR tree-optimization/70725
27079 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
27080 for phi_convertible_by_degenerating_args.
27081 (predicate_all_scalar_phis): Handle single-argument PHIs.
27083 2016-04-21 Richard Biener <rguenther@suse.de>
27085 PR middle-end/70747
27086 * fold-const.c (fold_comparison): Return properly typed
27089 2016-04-21 Bin Cheng <bin.cheng@arm.com>
27091 PR tree-optimization/70715
27092 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
27093 after expanding BASE using expand_simple_operations.
27095 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
27097 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
27098 New transformations.
27100 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
27102 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
27104 2016-04-20 Jan Hubicka <jh@suse.cz>
27106 * ipa-inline.c (can_inline_edge_p): Pass caller info to
27107 ultiimate_alias_target.
27108 (update_callee_keys): Likewise.
27109 (lookup_recursive_calls): Likewise.
27110 (speculation_useful_p): Likewise.
27112 2016-04-20 Jan Hubicka <jh@suse.cz>
27115 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
27116 (set_nothrow_flag_1): ... this; handle interposition correctly;
27117 recurse on aliases and thunks.
27118 (cgraph_node::set_nothrow_flag): New.
27119 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
27120 functions compiled with non-call exceptions that binds to current
27122 (propagate_nothrow): Be safe WRT interposition.
27123 * cgraph.h (set_nothrow_flag): Update prototype.
27125 2016-04-18 Jan Hubicka <jh@suse.cz>
27127 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
27128 max_loop_iterations_int.
27129 (tree_unswitch_outer_loop): Likewise.
27131 2016-04-20 Bin Cheng <bin.cheng@arm.com>
27133 PR tree-optimization/69489
27134 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
27135 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
27136 Revise dump message.
27137 (if_convertible_bb_p): Remove check on edge count of basic block's
27140 2016-04-20 Bin Cheng <bin.cheng@arm.com>
27142 PR tree-optimization/56625
27143 PR tree-optimization/69489
27144 * tree-data-ref.h (DR_INNERMOST): New macro.
27145 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
27146 hashing struct innermost_loop_behavior.
27147 (ref_DR_map): Remove.
27148 (innermost_DR_map): New map.
27149 (baseref_DR_map): Revise comment.
27150 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
27151 to innermost_DR_map accroding to its innermost loop behavior.
27152 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
27153 to its innermost loop behavior.
27154 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
27155 Add initialization for innermost_DR_map. Record memory reference
27156 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
27157 have innermost loop behavior.
27158 (if_convertible_loop_p): Remove release for ref_DR_map. Release
27161 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
27163 * config/i386/i386.md (*lea<mode>_general_1): Rename from
27164 *lea_general_1. Use explicit SWI12 mode interator.
27165 (*lea<mode>_general_2): Rename from *lea_general_2.
27166 Use explicit SWI12 mode interator.
27167 (*lea<mode>_general_3): Rename from *lea_general_3.
27168 Use explicit SWI12 mode interator.
27169 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
27170 Use explicit SWI12 mode interator.
27171 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
27172 Use explicit SWI48 mode interator.
27174 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
27176 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
27177 Short-cut unaligned load and store cases. Handle all integer
27179 (ix86_expand_vector_move_misalign): Short-cut unaligned load
27180 and store cases. Call ix86_avx256_split_vector_move_misalign
27181 directly without checking mode class.
27183 2016-04-20 Andrew Pinski <apinski@cavium.com>
27184 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
27187 * config/aarch64/aarch64.md (sibcall): Force call
27188 address to be DImode for ILP32.
27189 (sibcall_value): Likewise.
27191 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
27193 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
27195 2016-04-20 Richard Biener <rguenther@suse.de>
27197 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
27198 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
27199 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
27200 (maybe_push_res_to_seq): Adjust.
27201 * gimple-fold.c (maybe_build_generic_op): Likewise.
27203 2016-04-20 Marek Polacek <polacek@redhat.com>
27205 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
27208 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
27210 * config/i386/sse.md (vec_unpacks_lo_hi): Always
27211 use kmovw to support AVX512F target.
27213 2016-04-20 Bin Cheng <bin.cheng@arm.com>
27215 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
27217 2016-04-20 Marek Polacek <polacek@redhat.com>
27219 PR tree-optimization/70725
27220 * tree-if-conv.c (is_false_predicate): New function.
27221 (predicate_mem_writes): Use it.
27223 2016-04-20 Richard Biener <rguenther@suse.de>
27225 PR tree-optimization/70726
27226 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
27227 shift amounts from a pattern stmt operand.
27229 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
27232 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
27233 stack_restore_from_fpr pattern when restoring r15.
27234 (s390_optimize_prologue): Strip away the memory barrier in the
27235 parallel when trying to get rid of restore insns.
27236 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
27237 definition for loading the stack pointer from an FPR. Compared to
27238 the normal move insn this pattern includes a full memory barrier.
27240 2016-04-19 Jakub Jelinek <jakub@redhat.com>
27242 PR middle-end/70680
27243 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
27244 implicitly linear or lastprivate iterator on the outer context.
27246 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
27248 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
27250 * config/i386/i386.md (ssememalign): Removed.
27251 * config/i386/sse.md: Remove ssememalign attribute from patterns.
27253 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
27256 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
27257 const short * to __builtin_ia32_loaddquhi512_mask.
27258 (_mm512_maskz_loadu_epi16): Likewise.
27259 (_mm512_mask_storeu_epi16): Pass short * to
27260 __builtin_ia32_storedquhi512_mask.
27261 (_mm512_mask_loadu_epi8): Pass const char * to
27262 __builtin_ia32_loaddquqi512_mask.
27263 (_mm512_maskz_loadu_epi8): Likewise.
27264 (_mm512_mask_storeu_epi8): Pass char * to
27265 __builtin_ia32_storedquqi512_mask.
27266 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
27267 const double * to __builtin_ia32_loadupd512_mask.
27268 (_mm512_mask_loadu_pd): Likewise.
27269 (_mm512_maskz_loadu_pd): Likewise.
27270 (_mm512_storeu_pd): Pass double * to
27271 __builtin_ia32_storeupd512_mask.
27272 (_mm512_mask_storeu_pd): Likewise.
27273 (_mm512_loadu_ps): Pass const float * to
27274 __builtin_ia32_loadups512_mask.
27275 (_mm512_mask_loadu_ps): Likewise.
27276 (_mm512_maskz_loadu_ps): Likewise.
27277 (_mm512_storeu_ps): Pass float * to
27278 __builtin_ia32_storeups512_mask.
27279 (_mm512_mask_storeu_ps): Likewise.
27280 (_mm512_mask_loadu_epi64): Pass const long long * to
27281 __builtin_ia32_loaddqudi512_mask.
27282 (_mm512_maskz_loadu_epi64): Likewise.
27283 (_mm512_mask_storeu_epi64): Pass long long *
27284 to __builtin_ia32_storedqudi512_mask.
27285 (_mm512_loadu_si512): Pass const int * to
27286 __builtin_ia32_loaddqusi512_mask.
27287 (_mm512_mask_loadu_epi32): Likewise.
27288 (_mm512_maskz_loadu_epi32): Likewise.
27289 (_mm512_storeu_si512): Pass int * to
27290 __builtin_ia32_storedqusi512_mask.
27291 (_mm512_mask_storeu_epi32): Likewise.
27292 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
27293 char * to __builtin_ia32_storedquqi256_mask.
27294 (_mm_mask_storeu_epi8): Likewise.
27295 (_mm256_mask_loadu_epi16): Pass const short * to
27296 __builtin_ia32_loaddquhi256_mask.
27297 (_mm256_maskz_loadu_epi16): Likewise.
27298 (_mm_mask_loadu_epi16): Pass const short * to
27299 __builtin_ia32_loaddquhi128_mask.
27300 (_mm_maskz_loadu_epi16): Likewise.
27301 (_mm256_mask_loadu_epi8): Pass const char * to
27302 __builtin_ia32_loaddquqi256_mask.
27303 (_mm256_maskz_loadu_epi8): Likewise.
27304 (_mm_mask_loadu_epi8): Pass const char * to
27305 __builtin_ia32_loaddquqi128_mask.
27306 (_mm_maskz_loadu_epi8): Likewise.
27307 (_mm256_mask_storeu_epi16): Pass short * to.
27308 __builtin_ia32_storedquhi256_mask.
27309 (_mm_mask_storeu_epi16): Pass short * to.
27310 __builtin_ia32_storedquhi128_mask.
27311 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
27312 const double * to __builtin_ia32_loadupd256_mask.
27313 (_mm256_maskz_loadu_pd): Likewise.
27314 (_mm_mask_loadu_pd): Pass onst double * to
27315 __builtin_ia32_loadupd128_mask.
27316 (_mm_maskz_loadu_pd): Likewise.
27317 (_mm256_mask_storeu_pd): Pass double * to
27318 __builtin_ia32_storeupd256_mask.
27319 (_mm_mask_storeu_pd): Pass double * to
27320 __builtin_ia32_storeupd128_mask.
27321 (_mm256_mask_loadu_ps): Pass const float * to
27322 __builtin_ia32_loadups256_mask.
27323 (_mm256_maskz_loadu_ps): Likewise.
27324 (_mm_mask_loadu_ps): Pass const float * to
27325 __builtin_ia32_loadups128_mask.
27326 (_mm_maskz_loadu_ps): Likewise.
27327 (_mm256_mask_storeu_ps): Pass float * to
27328 __builtin_ia32_storeups256_mask.
27329 (_mm_mask_storeu_ps): ass float * to
27330 __builtin_ia32_storeups128_mask.
27331 (_mm256_mask_loadu_epi64): Pass const long long * to
27332 __builtin_ia32_loaddqudi256_mask.
27333 (_mm256_maskz_loadu_epi64): Likewise.
27334 (_mm_mask_loadu_epi64): Pass const long long * to
27335 __builtin_ia32_loaddqudi128_mask.
27336 (_mm_maskz_loadu_epi64): Likewise.
27337 (_mm256_mask_storeu_epi64): Pass long long * to
27338 __builtin_ia32_storedqudi256_mask.
27339 (_mm_mask_storeu_epi64): Pass long long * to
27340 __builtin_ia32_storedqudi128_mask.
27341 (_mm256_mask_loadu_epi32): Pass const int * to
27342 __builtin_ia32_loaddqusi256_mask.
27343 (_mm256_maskz_loadu_epi32): Likewise.
27344 (_mm_mask_loadu_epi32): Pass const int * to
27345 __builtin_ia32_loaddqusi128_mask.
27346 (_mm_maskz_loadu_epi32): Likewise.
27347 (_mm256_mask_storeu_epi32): Pass int * to
27348 __builtin_ia32_storedqusi256_mask.
27349 (_mm_mask_storeu_epi32): Pass int * to
27350 __builtin_ia32_storedqusi128_mask.
27351 * config/i386/i386-builtin-types.def (PCSHORT): New.
27352 (PINT64): Likewise.
27353 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
27354 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
27355 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
27356 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
27357 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
27358 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
27359 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
27360 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
27361 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
27362 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
27363 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
27364 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
27365 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
27366 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
27367 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
27368 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
27369 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
27370 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
27371 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
27372 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
27373 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
27374 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
27375 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
27376 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
27377 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
27378 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
27379 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
27380 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
27381 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
27382 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
27383 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
27384 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
27385 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
27386 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
27387 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
27388 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
27389 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
27390 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
27391 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
27392 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
27393 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
27394 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
27395 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
27396 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
27397 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
27398 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
27399 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
27400 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
27401 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
27403 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
27404 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
27406 (ix86_expand_vector_move_misalign): Likewise.
27407 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
27408 to scalar function prototype for unaligned load/store builtins.
27409 (ix86_expand_special_args_builtin): Updated.
27410 * config/i386/sse.md (UNSPEC_LOADU): Removed.
27411 (UNSPEC_STOREU): Likewise.
27412 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
27413 (VI_ULOADSTORE_F_AVX512VL): Likewise.
27414 (ssescalarsize): Handle V4TI, V2TI and V1TI.
27415 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
27416 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
27417 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
27418 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
27419 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
27420 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
27421 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
27422 (<avx512>_storedqu<mode>_mask): Likewise.
27423 (*sse4_2_pcmpestr_unaligned): Likewise.
27424 (*sse4_2_pcmpistr_unaligned): Likewise.
27425 (*mov<mode>_internal): Renamed to ...
27426 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
27427 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
27428 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
27429 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
27431 2016-04-19 Richard Biener <rguenther@suse.de>
27433 PR tree-optimization/70171
27434 * tree-ssa-phiprop.c: Include stor-layout.h.
27435 (phiprop_insert_phi): Handle the aggregate copy case.
27436 (propagate_with_phi): Likewise.
27438 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
27440 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
27441 instead of simplify_gen_subreg (... , 0).
27442 (ix86_delegitimize_address): Ditto.
27443 (ix86_split_divmod): Ditto.
27444 (ix86_split_copysign_const): Ditto.
27445 (ix86_split_copysign_var): Ditto.
27446 (ix86_expand_args_builtin): Ditto.
27447 (ix86_expand_round_builtin): Ditto.
27448 (ix86_expand_special_args_builtin): Ditto.
27449 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
27450 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
27451 (udivmodqi4): Ditto.
27452 (absneg splitters): Ditto.
27453 (*jcc_bt<mode>_1): Ditto.
27455 2016-04-19 Richard Biener <rguenther@suse.de>
27457 PR tree-optimization/70724
27458 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
27459 restoring out from ...
27460 (free_scc_vn): ... here.
27461 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
27462 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
27464 (pass_fre::execute): Restore SSA info.
27466 2016-04-19 Richard Biener <rguenther@suse.de>
27468 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
27469 * gimple-walk.c (walk_gimple_op): Initialize it.
27470 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
27471 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
27472 remapping SSA names of defs.
27473 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
27476 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
27478 PR middle-end/70689
27479 * lra-constraints.c (equiv_substition_p): New.
27480 (process_alt_operands): Use it.
27481 (swap_operands): Swap it.
27482 (curr_insn_transform): Update it.
27484 2016-04-18 Michael Matz <matz@suse.de>
27486 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
27487 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
27488 * tree-core.h (tree_type_common.align): Use bit-field.
27489 (tree_type_common.spare): New.
27490 (tree_decl_common.off_align): Make smaller.
27491 (tree_decl_common.align): Use bit-field.
27493 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
27494 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
27495 (scan_sharing_clauses): Ditto.
27496 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
27497 (omp_finish_file): Ditto.
27498 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
27499 (layout_decl): Ditto.
27500 (relayout_decl): Ditto.
27501 (finalize_record_size): Use SET_TYPE_ALIGN.
27502 (finalize_type_size): Ditto.
27503 (finish_builtin_struct): Ditto.
27504 (layout_type): Ditto.
27505 (initialize_sizetypes): Ditto.
27506 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
27507 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
27508 (lookup_field_for_decl): Use SET_DECL_ALIGN.
27509 (get_chain_field): Ditto.
27510 (get_trampoline_type): Ditto.
27511 (get_nl_goto_field): Ditto.
27512 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
27514 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
27515 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
27516 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
27517 (build_qualified_type): Use SET_TYPE_ALIGN.
27518 (build_aligned_type, build_range_type_1): Ditto.
27519 (build_atomic_base): Ditto.
27520 (build_common_tree_nodes): Ditto.
27521 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
27522 (expand_one_stack_var_at): Ditto.
27523 * coverage.c (build_var): Use SET_DECL_ALIGN.
27524 * except.c (init_eh): Ditto.
27525 * function.c (assign_parm_setup_block): Ditto.
27526 * symtab.c (increase_alignment_1): Ditto.
27527 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
27528 * tree-vect-stmts.c (ensure_base_align): Ditto.
27529 * varasm.c (align_variable): Ditto.
27530 (assemble_variable): Ditto.
27531 (build_constant_desc): Ditto.
27532 (output_constant_def_contents): Ditto.
27534 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
27535 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
27536 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
27537 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
27538 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
27540 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
27543 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
27544 replace %vmovsd with "%vmovq".
27545 (vec_concatv2df): Likewise.
27547 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
27549 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
27550 (*vec_extractv2si_0): Ditto.
27551 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
27552 (zero_extended_scalar_load_operand splitters): Ditto.
27553 (vec_extract splitters): Ditto.
27554 (*vec_extractv4si_0_zext): Ditto.
27555 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
27556 and lowpart_subreg.
27557 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
27558 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
27559 (*sse4_1_extractps): Use lowpart_subreg.
27560 * config/i386/i386.md (x87 floatsplitter): Use gen_lowpart.
27562 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
27564 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
27566 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
27567 Mention Solaris 11 packaging changes.
27568 Update gas and gld requirements.
27569 Remove reference to pre-Solaris 10 bug.
27570 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
27572 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
27575 2016-04-17 Jan Hubicka <jh@suse.cz>
27577 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
27578 max_loop_iterations_int.
27580 2016-04-18 Richard Biener <rguenther@suse.de>
27582 PR tree-optimization/43434
27583 * tree-ssa-structalias.c (struct vls_data): New.
27584 (visit_loadstore): Handle all pointer-based accesses.
27585 (compute_dependence_clique): Compute a bitmap of restrict tags
27586 assigned bases and pass it to visit_loadstore.
27588 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
27591 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
27592 armv8.1-a and armv8.1-a+crc.
27594 2016-04-18 Richard Biener <rguenther@suse.de>
27596 PR tree-optimization/70701
27597 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
27598 references after translating through a memcpy.
27600 2016-04-18 Richard Biener <rguenther@suse.de>
27602 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
27603 (compute_antic): ... here. For partial antic use regular
27604 postorder and scrap iteration.
27605 (compute_partial_antic_aux): Remove unused return value.
27606 (init_pre): Do not allocate postorder.
27607 (fini_pre): Do not free postorder.
27609 2016-04-18 Richard Biener <rguenther@suse.de>
27611 PR middle-end/37870
27612 * expmed.c (extract_bit_field_1): Remove broken case
27613 using a wider MODE_INT mode.
27615 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
27617 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
27618 unless compiling with at least GCC-4.8.
27620 2016-04-17 Jan Hubicka <jh@suse.cz>
27623 * graphite.c (graphite_finalize): Update call to
27624 tree_estimate_probability.
27625 * predict.h (tree_estimate_probability): Update prototype.
27627 2016-04-17 Jan Hubicka <jh@suse.cz>
27629 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
27630 (tree_estimate_probability): Likewise.
27631 (pass_profile::execute): Update.
27632 (report_predictor_hitrates): New function.
27633 * profile.c (compute_branch_probabilities): Use it.
27634 * predict.h (report_predictor_hitrates): Declare.
27636 2016-04-17 Jan Hubicka <jh@suse.cz>
27639 * cgraph.h (cgraph_node::set_const_flag,
27640 cgraph_node::set_pure_flag): Update prototype to return bool;
27642 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
27643 of interposable symbol are interposable, too.
27644 (cgraph_set_const_flag_1): Rename to ...
27645 (set_const_flag_1): ... this one; change to self recursive function
27646 instead of call_for_symbol_thunks_and_aliases. Handle correctly
27647 clearnig the flag in all variants and also virtual thunks of const
27648 functions are pure; track if any change was done.
27649 (cgraph_node::set_const_flag): Update.
27650 (struct set_pure_flag_info): New struct.
27651 (cgraph_set_pure_flag_1): Rename to ...
27652 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
27653 rather than pointer encoded flags; track if any changes was done;
27654 handle correctly clearning flag and setting flag of aliases already
27656 (cgraph_node::set_pure_flag): Update.
27657 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
27659 2016-04-17 Tom de Vries <tom@codesourcery.com>
27662 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
27663 backslash in label.
27665 2016-04-17 Tom de Vries <tom@codesourcery.com>
27667 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
27668 '{}<> ' as escape-for-record.
27670 2016-04-17 Tom de Vries <tom@codesourcery.com>
27672 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
27675 2016-04-17 Tom de Vries <tom@codesourcery.com>
27678 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
27679 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
27680 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
27681 * passes.c (finish_optimization_passes): Only call
27682 finish_graph_dump_file if dfi->graph_dump_initialized.
27683 (execute_function_dump, pass_init_dump_file): Use
27684 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
27686 2016-04-17 Tom de Vries <tom@codesourcery.com>
27688 PR tree-optimization/70256
27689 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
27690 (debug_varmap): New function.
27692 2016-04-17 Tom de Vries <tom@codesourcery.com>
27695 * passes.c (pass_manager::register_pass): Propagate pflags.
27697 2016-04-17 Tom de Vries <tom@codesourcery.com>
27700 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
27701 * passes.c (pass_manager::pass_manager): Declare and init p_start in
27702 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
27703 check if it's equal to p_start.
27704 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
27706 2016-04-15 Jan Hubicka <jh@suse.cz>
27709 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
27710 function does not bind to current def.
27711 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
27712 handle conservatively calls to functions that does not need to bind
27714 (check_call): Update call of worse_state.
27715 (ignore_edge_for_nothrow): Update.
27716 (ignore_edge_for_pure_const): Likewise.
27717 (propagate_pure_const): Update calls to worse_state.
27718 (skip_function_for_local_pure_const): Reformat comments.
27720 2016-04-15 Jan Hubicka <jh@suse.cz>
27723 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
27724 (cgraph_node::function_symbol): Likewise.
27725 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
27726 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
27727 (symtab_node::ultimate_alias_target): Add REF parameter.
27728 (symtab_node::binds_to_current_def_p): Declare.
27729 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
27730 (cgraph_node::function_symbol): Likewise.
27731 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
27732 (cgraph_node::get_availability): Likewise.
27733 (cgraph_edge::binds_to_current_def_p): New inline function.
27734 (varpool_node::get_availability): Add REF parameter.
27735 (varpool_node::ultimate_alias_target): Likewise.
27736 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
27737 (symtab_node::binds_to_current_def_p): Likewise.
27738 * varpool.c (varpool_node::get_availability): Likewise.
27740 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
27743 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
27744 Fix mode size check.
27746 2016-04-15 Jakub Jelinek <jakub@redhat.com>
27748 * BASE-VER: Set to 7.0.0.
27750 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
27752 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
27754 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
27756 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
27757 architecture revisions.
27759 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
27761 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
27762 * config/i386/i386.c (ix86_using_red_zone): No longer static.
27763 * config/i386/i386.md (stack decrement to push peepholes): Guard
27764 with !x86_using_red_zone ().
27766 2016-04-15 Jakub Jelinek <jakub@redhat.com>
27769 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
27770 to dump_generic_node.
27771 (NIY): Pass also flags to do_niy.
27773 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
27775 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
27776 (simd_clone_vector_of_formal_parm_types)
27777 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
27778 (simd_clone_mangle, simd_clone_create)
27779 (simd_clone_adjust_return_type, create_tmp_simd_array)
27780 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
27781 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
27782 (ipa_simd_modify_function_body, simd_clone_linear_addend)
27783 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
27784 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
27785 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
27786 * omp-simd-clone.c: ... this new file.
27787 (simd_clone_vector_of_formal_parm_types): Make it static.
27788 * Makefile.in (OBJS): Add omp-simd-clone.o.
27790 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
27793 * config/i386/sse.md: Use proper memory operand modifiers.
27796 2016-04-15 Richard Biener <rguenther@suse.de>
27797 Alan Modra <amodra@gmail.com>
27799 PR tree-optimization/70130
27800 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
27801 when alignment stays not the same and no not use the realign
27804 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
27807 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
27808 direct move handlers for KFmode. Change TFmode handlers test from
27809 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
27811 2016-04-14 Jakub Jelinek <jakub@redhat.com>
27814 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
27815 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
27816 (inlined_polymorphic_ctor_dtor_block_p): Use it.
27817 * tree-ssa-live.c (remove_unused_scope_block_p): When
27818 in_ctor_dtor_block, avoid discarding not just BLOCKs with
27819 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
27820 block_ultimate_origin is FUNCTION_DECL.
27821 (remove_unused_locals): If current_function_decl is
27822 polymorphic_ctor_dtor_p, pass initial true to
27823 remove_unused_scope_block_p' is_ctor_dtor_block.
27825 2016-04-14 Martin Sebor <msebor@redhat.com>
27830 * doc/extend.texi (Variable Length): Revert.
27832 2016-04-14 Marek Polacek <polacek@redhat.com>
27833 Jan Hubicka <hubicka@ucw.cz>
27836 * tree.c (verify_type): Disable the canonical type of main variant
27839 2016-04-14 Jason Merrill <jason@redhat.com>
27841 * cfgexpand.c, expr.c: Revert previous change.
27843 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
27845 PR middle-end/70643
27846 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
27847 when building a mem ref for the incoming reduction variable.
27849 2016-04-14 Richard Biener <rguenther@suse.de>
27851 PR tree-optimization/70614
27852 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
27853 loop if the evolution dropped to chrec_dont_know.
27854 (interpret_condition_phi): Likewise.
27856 2016-04-14 Richard Biener <rguenther@suse.de>
27858 PR tree-optimization/70623
27859 * tree-ssa-pre.c (changed_blocks): Make global ...
27860 (compute_antic): ... local here. Move and fix worklist
27861 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
27862 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
27863 worklist handling, dump when ANTIC_IN changed.
27864 (compute_partial_antic_aux): Remove worklist handling.
27865 (init_pre): Do not compute post dominators. Add a comment about
27866 the CFG order chosen.
27867 (fini_pre): Do not free post dominators.
27869 2016-04-13 Martin Sebor <msebor@redhat.com>
27874 * doc/extend.texi (Variable Length): Document C++ specifics.
27876 2016-04-13 Jakub Jelinek <jakub@redhat.com>
27879 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
27880 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
27881 eh edges have been purged.
27884 * tree-sra.c (create_access_replacement,
27885 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
27887 * tree-pretty-print.c (dump_fancy_name): New function.
27888 (dump_decl_name, dump_generic_node): Use it.
27890 2016-04-13 Jason Merrill <jason@redhat.com>
27892 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
27893 * expr.c (expand_expr_real_1): Likewise.
27895 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
27897 * config/i386/i386.md (kunpckhi): Swap operands.
27898 (kunpcksi): Likewise.
27899 (kunpckdi): Likewise.
27900 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
27901 (vec_pack_trunc_<mode>): Likewise.
27903 2016-04-13 Jakub Jelinek <jakub@redhat.com>
27906 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
27908 PR middle-end/70633
27909 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
27910 gimplification turns some element into non-constant.
27913 * rtl.h (convert_memory_address_addr_space_1): New prototype.
27914 * explow.c (convert_memory_address_addr_space_1): No longer static,
27915 add NO_EMIT argument and don't call convert_modes if true, pass
27916 it down recursively, remove break after return.
27917 (convert_memory_address_addr_space): Adjust caller.
27918 * simplify-rtx.c (simplify_unary_operation_1): Call
27919 convert_memory_address_addr_space_1 instead of convert_memory_address,
27920 if it returns NULL, don't simplify.
27922 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
27925 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
27927 2016-04-12 Jakub Jelinek <jakub@redhat.com>
27929 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
27930 Bump the upper SIMDLEN limits, so that if the return type or
27931 characteristic type if the return type is void can be passed in
27932 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
27935 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
27938 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
27939 Do not use "=" constraint on an input constraint.
27940 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
27941 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
27942 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
27943 generates (neg (abs ...)) instead of (abs ...).
27945 2016-04-12 Jakub Jelinek <jakub@redhat.com>
27947 PR rtl-optimization/70596
27948 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
27949 just invalidate LRA data and reset them. Adjust dump wording.
27951 2016-04-12 Martin Liska <mliska@suse.cz>
27954 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
27956 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
27958 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
27959 max_loop_iterations_int.
27960 (tree_unswitch_outer_loop): Likewise.
27961 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
27962 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
27964 2016-04-12 Tom de Vries <tom@codesourcery.com>
27966 PR tree-optimization/68756
27967 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
27968 instead of new_name.
27970 2016-04-12 Jakub Jelinek <jakub@redhat.com>
27972 PR tree-optimization/70602
27973 * tree-sra.c (generate_subtree_copies): Don't write anything into
27974 constant pool decls.
27976 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
27977 regardless whether there are depend clauses or not.
27979 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
27982 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
27983 target attribute and pragma from changing the -mfloat128
27984 and -mfloat128-hardware options.
27986 * doc/extend.texi (Additional Floating Types): Document PowerPC
27987 __float128 restrictions.
27989 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
27992 * config/aarch64/driver-aarch64.c
27993 (aarch64_get_extension_string_for_isa_flags): New.
27994 (arch_extension): Rename to...
27995 (aarch64_arch_extension): ...This.
27996 (ext_to_feat_string): Rename to...
27997 (aarch64_extensions): ...This.
27998 (aarch64_core_data): Keep track of architecture extension flags.
27999 (cpu_data): Rename to...
28000 (aarch64_cpu_data): ...This.
28001 (aarch64_arch_driver_info): Keep track of architecture extension
28003 (get_arch_name_from_id): Rename to...
28004 (get_arch_from_id): ...This, change return type.
28005 (host_detect_local_cpu): Update and reformat for renames, handle
28006 extensions through common infrastructure.
28008 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
28011 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
28012 track of a canonical flag name.
28013 (all_extensions): Likewise.
28014 (arch_to_arch_name): Also track extension flags enabled by the arch.
28015 (all_architectures): Likewise.
28016 (aarch64_parse_extension): Move to here.
28017 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
28019 (aarch64_rewrite_selected_cpu): Update for above change.
28020 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
28021 are handled, such that the single explicit value enabled by an
28022 extension is kept seperate from the implicit values it also enables.
28023 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
28025 (aarch64_parse_extension): New.
28026 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
28027 here to config/aarch64/aarch64-protos.h.
28028 (aarch64_parse_extension): Move from here to
28029 common/config/aarch64/aarch64-common.c.
28030 (aarch64_option_print): Update.
28031 (aarch64_declare_function_name): Likewise.
28032 (aarch64_start_file): Likewise.
28033 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
28034 the canonical flag for extensions.
28035 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
28038 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
28040 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
28043 2016-04-09 Tom de Vries <tom@codesourcery.com>
28045 PR tree-optimization/68953
28046 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
28047 first to last subscript.
28049 2016-04-09 Jakub Jelinek <jakub@redhat.com>
28051 PR tree-optimization/70586
28052 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
28055 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
28059 PR tree-optimization/70373
28060 PR middle-end/70533
28061 PR middle-end/70534
28062 PR middle-end/70535
28063 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
28064 clauses for acc parallel reductions as necessary. Error on those
28066 * omp-low.c (scan_sharing_clauses): Don't install variables which
28067 are used in acc parallel reductions.
28068 (lower_rec_input_clauses): Remove dead code.
28069 (lower_oacc_reductions): Add support for reference reductions.
28070 (lower_reduction_clauses): Remove dead code.
28071 (lower_omp_target): Don't remap variables appearing in acc parallel
28073 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
28075 2016-04-08 Jakub Jelinek <jakub@redhat.com>
28077 PR middle-end/70593
28078 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
28079 with multiple SSA_NAME defs, force the outputs other than first
28080 to be live before calling live_track_process_def on each output.
28082 PR rtl-optimization/70574
28083 * fwprop.c (forward_propagate_and_simplify): Don't add
28084 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
28085 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
28086 paradoxical subregs within *loc.
28088 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
28090 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
28091 -ftree-parallelize-loops={0,1}.
28092 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
28093 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
28094 * config/ia64/hpux.h (LIB_SPEC): Likewise.
28095 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
28096 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
28098 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
28101 * asan.c (instrument_derefs): If we get unknown location, extract it
28102 with EXPR_LOCATION.
28103 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
28105 2016-04-08 Tom de Vries <tom@codesourcery.com>
28107 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
28108 implicit firstprivate clause.
28110 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
28113 * config/arm/thumb2.md (tst + branch-> lsls + branch
28114 peephole below *orsi_not_shiftsi_si): Require that condition
28115 register is dead after the peephole.
28116 (second peephole after the above): Likewise.
28118 2016-04-08 Alan Modra <amodra@gmail.com>
28121 * builtins.c (fold_builtin_classify): For IBM extended precision,
28122 look at just the high-order double to test for NaN.
28123 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
28124 test just the high double for Inf but both doubles for subnormal
28127 2016-04-07 Jakub Jelinek <jakub@redhat.com>
28129 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
28130 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
28131 node->simdclone->mask_mode != VOIDmode masks.
28132 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
28133 earlier, use it instead of node->simdclone.
28134 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
28135 Set clonei->mask_mode.
28137 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
28140 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
28141 Pass it through to cp_parser_already_scoped_statement.
28142 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
28143 it through to cp_parser_statement.
28144 (cp_parser_statement): Pass IF_P through to
28145 cp_parser_iteration_statement.
28146 (cp_parser_pragma): Adjust call to
28147 cp_parser_iteration_statement.
28149 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
28152 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
28153 resolve a future -Wparentheses warning.
28154 * omp-low.c (scan_sharing_clauses): Likewise.
28155 * tree-parloops.c (eliminate_local_variables): Likewise.
28157 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
28159 PR rtl-optimization/70398
28160 * lra-constraints.c (process_address_1): Check zero scale and code
28161 for reloading with zero scale.
28163 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
28165 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
28166 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
28168 2016-04-06 Jakub Jelinek <jakub@redhat.com>
28170 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
28171 Add support for AVX512F clones, include them by default for
28172 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
28173 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
28176 PR middle-end/70550
28177 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
28178 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
28179 firstprivate clauses.
28180 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
28181 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
28182 (lower_omp_target): Set TREE_NO_WARNING for
28183 non-addressable possibly uninitialized vars which are copied into
28184 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
28186 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
28188 * config/pa/predicates.md (integer_store_memory_operand): Accept
28189 REG+D operands with a large offset when reload_in_progress is true.
28190 (floating_point_store_memory_operand): Likewise.
28192 2016-04-05 Jakub Jelinek <jakub@redhat.com>
28195 * match.pd (nested int casts): Limit to GIMPLE.
28197 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
28200 * ipa-devirt.c (maybe_record_node): Fix comment; use
28201 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
28203 2016-04-05 Jakub Jelinek <jakub@redhat.com>
28205 PR rtl-optimization/70542
28206 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
28207 if there are any uses other than insn or debug insns.
28209 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
28210 Jakub Jelinek <jakub@redhat.com>
28212 PR tree-optimization/70509
28213 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
28214 Shift HOST_WIDE_INT_1U instead of 1.
28216 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
28218 PR tree-optimization/70509
28219 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
28220 of the vector base type for index.
28222 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
28225 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
28227 2016-04-05 Richard Biener <rguenther@suse.de>
28229 PR tree-optimization/70526
28230 * tree-sra.c (build_ref_for_offset): Use prev_base to
28231 extract the alias pointer type.
28233 2016-04-05 Richard Biener <rguenther@suse.de>
28235 * dse.c (struct store_info): Remove alias_set member.
28236 (struct read_info_type): Likewise.
28237 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
28238 spill_deleted, clear_alias_set_lookup): Remove.
28239 (get_group_info): Remove dead base == NULL_RTX case.
28240 (dse_step0): Remove initialization of removed variables.
28241 (delete_dead_store_insn): Reomve alias set dumping.
28242 (free_read_records): Remove alias_set handling.
28243 (canon_address): Remove alias_set_out parameter.
28244 (record_store): Remove spill_alias_set, it's always zero.
28245 (check_mem_read_rtx): Likewise.
28246 (dse_step2): Rename from ...
28247 (dse_step2_nospill): ... this. Adjust.
28248 (scan_stores): Rename from ...
28249 (scan_stores_nospill): ... this.
28250 (scan_reads): Rename from ...
28251 (scan_reads_nospill): ... this.
28252 (scan_stores_spill, scan_reads_spill): Remove.
28253 (dse_step3_scan): Remove for_spills argument which is always false.
28254 (dse_step3): Likewise.
28255 (dse_step5): Rename from ...
28256 (dse_step5_nospill): ... this. Remove alias_set handling.
28257 (rest_of_handle_dse): Adjust.
28259 2016-04-05 Jakub Jelinek <jakub@redhat.com>
28262 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
28263 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
28264 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
28265 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
28267 2016-04-05 Richard Biener <rguenther@suse.de>
28269 PR middle-end/70499
28270 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
28271 non-register type temporaries into SSA.
28273 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
28276 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
28277 calls when sanitizing.
28278 (possible_polymorphic_call_target_p): Fix formatting.
28280 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
28281 Jakub Jelinek <jakub@redhat.com>
28283 PR middle-end/70457
28284 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
28285 to ensure a call statement is compatible with a built-in's
28287 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
28290 2016-04-04 Richard Biener <rguenther@suse.de>
28292 PR rtl-optimization/70484
28293 * rtl.h (canon_output_dependence): Declare.
28294 * alias.c (canon_output_dependence): New function.
28295 * dse.c (record_store): Use canon_output_dependence rather
28296 than canon_true_dependence.
28298 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
28301 * cgraph.h (symtab_node::copy_visibility_from): New function.
28302 * symtab.c (symtab_node::copy_visibility_from): New function.
28303 * ipa-visibility.c (optimize_weakref): New function.
28304 (function_and_variable_visibility): Use it.
28306 2016-04-04 Martin Liska <mliska@suse.cz>
28309 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
28310 value that is really in range handled by SBR instruction.
28311 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
28312 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
28313 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
28315 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
28319 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
28320 set, but not for SP_REG operands.
28322 2016-04-02 Martin Sebor <msebor@redhat.com>
28325 * fold-const.c (maybe_nonzero_address): New function.
28326 (fold_comparison): Call it. Fold equality and relational
28327 expressions involving null pointers.
28328 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
28330 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
28332 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
28333 the "Y" constraint (scalar FP 0.0 immediate).
28335 * config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
28336 Add the "const_double" to the list of operand constraints.
28338 2016-04-01 Jakub Jelinek <jakub@redhat.com>
28340 PR rtl-optimization/70467
28341 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
28342 If low word of the last operand is 0, just emit addition/subtraction
28345 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28348 * config/s390/s390.c (s390_expand_insv): Check for everything
28349 constant instead of just VOIDmode stuff.
28351 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
28354 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
28356 2016-04-01 Nathan Sidwell <nathan@acm.org>
28358 * tree.def (TRY_CATCH_EXPR): Correct documentation.
28360 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
28362 PR rtl-optimization/70461
28363 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
28366 2016-03-31 Martin Liska <mliska@suse.cz>
28369 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
28370 a tree value or an immediate integer value to a buffer
28371 that is eventually copied to a BRIG section.
28372 (emit_immediate_operand): Call the function here.
28373 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
28374 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
28375 of class' fields that are removed.
28376 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
28377 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
28378 m_brig_repr_size fields.
28380 2016-03-31 Martin Liska <mliska@suse.cz>
28383 * hsa-gen.c (hsa_function_representation::update_dominance): New
28385 (convert_addr_to_flat_segment): Likewise.
28386 (gen_hsa_memory_set): New alignment argument.
28387 (gen_hsa_ctor_assignment): Likewise.
28388 (gen_hsa_insns_for_single_assignment): Provide alignment
28389 to gen_hsa_ctor_assignment.
28390 (gen_hsa_insns_for_direct_call): Add new argument.
28391 (expand_lhs_of_string_op): New function.
28392 (expand_string_operation_builtin): Likewise.
28393 (expand_memory_copy): New function.
28394 (expand_memory_set): New function.
28395 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
28396 (convert_switch_statements): Change signature.
28397 (generate_hsa): Use a return value of the function.
28398 (pass_gen_hsail::execute): Do not call
28399 convert_switch_statements here.
28400 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
28401 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
28402 (hsa_function_representation::update_dominance): New function.
28404 2016-03-31 Martin Liska <mliska@suse.cz>
28407 * hsa-brig.c (emit_directive_variable): Emit alignment
28408 according to hsa_symbol::m_align.
28409 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
28410 (dump_hsa_symbol): Dump alignment of HSA symbols.
28411 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
28412 (gen_hsa_addr_with_align): New function.
28413 (hsa_bitmemref_alignment): Use newly added function.
28414 (gen_hsa_insns_for_load): Likewise.
28415 (gen_hsa_insns_for_store): Likewise.
28416 (gen_hsa_memory_copy): New argument added.
28417 (gen_hsa_insns_for_single_assignment): Respect
28418 alignment for assignments processed via gen_hsa_memory_copy.
28419 (gen_hsa_insns_for_direct_call): Likewise.
28420 (gen_hsa_insns_for_return): Likewise.
28421 (gen_function_def_parameters): Set default alignment.
28422 * hsa.c (hsa_object_alignment): New function.
28423 (hsa_byte_alignment): Pasted function.
28424 * hsa.h (hsa_symbol::m_align): New field.
28426 2016-03-31 Bin Cheng <bin.cheng@arm.com>
28428 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
28429 scratch field for goto case.
28431 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
28433 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
28435 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
28438 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
28439 (scalar_chain::convert_insn): Call convert_op for reg
28440 moves to handle undefined registers.
28442 2016-03-31 Nathan Sidwell <nathan@acm.org>
28445 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
28446 Assert we don't want to move backwards.
28448 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
28451 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
28453 2016-03-31 Jakub Jelinek <jakub@redhat.com>
28455 PR rtl-optimization/70460
28456 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
28457 with operand from REG_LABEL_OPERAND, instead substitute
28458 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
28459 Don't do anything for REG_NON_LOCAL_GOTO jumps.
28461 2016-03-31 Martin Liska <mliska@suse.cz>
28463 * passes.c (execute_one_pass): Do not call
28464 todo_after for a discarded function.
28466 2016-03-31 Bin Cheng <bin.cheng@arm.com>
28468 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
28469 (no_cost, infinite_cost): Initialize the new field.
28470 (get_computation_cost_at): Record setup cost.
28471 (determine_use_iv_cost_address): Skip cost computation for sub
28472 uses if we can estimate it without losing accuracy.
28474 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
28476 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
28478 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
28479 max_loop_iterations_int.
28480 (tree_unswitch_outer_loop): Likewise.
28481 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
28482 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
28484 2016-03-30 Richard Biener <rguenther@suse.de>
28486 PR middle-end/70450
28487 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
28489 2016-03-30 Jakub Jelinek <jakub@redhat.com>
28492 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
28493 in gen_blendm expander.
28495 2016-03-30 Nick Clifton <nickc@redhat.com>
28498 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
28499 case where we are already provided with an SImode SUBREG.
28501 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
28504 * config/i386/i386.c (ix86_expand_epilogue): Properly check
28505 conflict between DRAP register and __builtin_eh_return.
28507 2016-03-30 Michael Matz <matz@suse.de>
28508 Richard Biener <rguenther@suse.de>
28511 * ipa-polymorphic-call.c (struct type_change_info): Change
28512 speculative to an unsigned allowing to limit the work we do.
28513 (csftc_abort_walking_p): New inline function..
28514 (check_stmt_for_type_change): Limit the number of may-defs
28515 skipped for speculative devirtualization to
28516 max-speculative-devirt-maydefs.
28517 * params.def (max-speculative-devirt-maydefs): New param.
28518 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
28520 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
28523 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
28526 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
28528 PR tree-optimization/59124
28529 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
28530 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
28532 2016-03-29 Jeff Law <law@redhat.com>
28534 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
28536 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
28538 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
28541 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
28543 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
28544 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
28545 gcrt0.o if linking dynamically.
28547 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
28550 * ipa-devirt.c (methods_equal_p): New function.
28551 (compare_virtual_tables): Use it.
28552 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
28553 * cgraphclones.c (clone_function_name_1): Use
28554 symbol_table::symbol_suffix_separator.
28555 * coverage.c (build_var): Likewise.
28556 * symtab.c (symbol_table::symbol_suffix_separator): New.
28558 2016-03-29 Jakub Jelinek <jakub@redhat.com>
28560 PR rtl-optimization/70429
28561 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
28562 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
28563 mode != result_mode.
28566 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
28568 PR tree-optimization/70405
28569 * ssa-iterators.h (num_imm_uses): Add missing braces.
28571 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
28573 PR rtl-optimization/68695
28574 * ira-color.c (allocno_copy_cost_saving): New.
28575 (improve_allocation): Use it.
28577 2016-03-29 Richard Henderson <rth@redhat.com>
28579 PR middle-end/70355
28580 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
28582 2016-03-29 Richard Biener <rguenther@suse.de>
28584 PR middle-end/70424
28585 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
28586 use alignment returned by get_pointer_alignment_1 if it is
28587 bigger than BITS_PER_UNIT.
28588 * builtins.c (get_pointer_alignment_1): Do not return true
28589 for alignment extracted from SSA info.
28591 2016-03-28 James Bowman <james.bowman@ftdichip.com>
28593 * config/ft32/ft32.opt (mnodiv): New.
28594 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
28595 * doc/invoke.texi (FT32 Options -mnodiv): New.
28597 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
28600 * config/i386/i386.md (define_split, andn): Fix modes.
28602 2016-03-26 Richard Biener <rguenther@suse.de>
28603 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
28606 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
28608 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
28609 as 2nd argument to cl_optimization_restore().
28611 2016-03-25 Richard Henderson <rth@redhat.com>
28614 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
28615 * config/aarch64/aarch64-protos.h: Declare it.
28616 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
28618 2016-03-25 Alan Modra <amodra@gmail.com>
28621 * config/rs6000/constraints.md (j): Simplify.
28622 * config/rs6000/predicates.md (easy_fp_constant): Exclude
28624 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
28625 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
28626 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
28627 in all constraint alternatives.
28628 (movtd_64bit_nodm): Delete "j" constraint alternative.
28630 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
28632 * tree-ssa-propagate.c: Enhance docs for
28633 SSA_PROP_NOT_INTERESTING.
28635 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
28637 * doc/extend.texi: Fix typo in documentation to pure attribute.
28639 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
28642 * config/pa/pa.md (bswapdi2): Use a scratch register.
28644 2016-03-24 Richard Henderson <rth@redhat.com>
28646 PR middle-end/69845
28647 * fold-const.c (extract_muldiv_1): Correct test for multiplication
28650 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
28652 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
28653 using ix86_expand_binary_operator instead of gen_andsi3.
28655 2016-03-24 Richard Biener <rguenther@suse.de>
28657 PR tree-optimization/70396
28658 * tree-vect-stmts.c (vectorizable_comparison): Use
28659 get_vectype_for_scalar_type.
28661 2016-03-24 Richard Biener <rguenther@suse.de>
28663 PR middle-end/70370
28664 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
28665 with register bases.
28667 2016-03-24 Richard Biener <rguenther@suse.de>
28669 PR tree-optimization/70372
28670 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
28671 build_all_ones_cst to also handle vector types correctly.
28673 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
28676 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
28679 2016-03-23 Marek Polacek <polacek@redhat.com>
28682 * doc/invoke.texi: Document -Wignored-attributes.
28684 2016-03-23 Bin Cheng <bin.cheng@arm.com>
28686 PR tree-optimization/69042
28687 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
28688 parameter from 30 to 40.
28690 2016-03-23 Bin Cheng <bin.cheng@arm.com>
28692 PR tree-optimization/69042
28693 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
28694 for use with constant offset stripped in base.
28696 2016-03-23 Richard Biener <rguenther@suse.de>
28698 PR middle-end/70251
28699 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
28700 mode compatibility check.
28701 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
28703 2016-03-23 Jeff Law <law@redhat.com>
28705 PR tree-optimization/64058
28706 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
28708 (struct ssa_conflicts): Move up earlier in the file.
28709 (conflicts_, var_map_): New static variables.
28710 (initialize_conflict_count): New function to initialize the
28711 CONFLICT_COUNT field for each conflict pair.
28712 (compare_pairs): Lazily initialize the conflict count and use it
28713 as the first tie-breaker.
28714 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
28715 and wipe conflicts_ and map_ around the call to qsort. Remove
28716 special case for 2 coalesce pairs.
28717 * bitmap.c (bitmap_count_unique_bits): New function.
28718 (bitmap_count_bits_in_word): New function, extracted from
28720 (bitmap_count_bits): Use bitmap_count_bits_in_word.
28721 * bitmap.h (bitmap_count_unique_bits): Declare it.
28723 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
28726 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
28727 transparent alias chain for decl assembler name.
28728 * config/sol2.c (solaris_assemble_visibility): Likewise.
28730 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
28732 * config/arm/arm1020e.md (1020call_op): Reduce reservation
28734 (v10_fdivs): Likewise.
28735 (v10_fdivd): Likewise.
28737 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
28740 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
28741 to not call fclose twice on file.
28743 2016-03-23 Jakub Jelinek <jakub@redhat.com>
28745 PR tree-optimization/70354
28746 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
28747 oprnd0 is wider than oprnd1 and there is a cast from the wider
28748 type to oprnd1, mask it with the mask of the narrower type.
28751 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
28752 Optimize TARGET_STV splitters, if high or low word of last argument
28755 2016-03-22 Jeff Law <law@redhat.com>
28758 tree-ssa-threadbackward.c
28759 (fsm_find_control_statement_thread_paths): Correctly distinguish
28760 between old style jump threads vs FSM jump threads.
28762 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
28765 * config/i386/i386.c (scalar_chain::convert_op): Support
28766 uninitialized register usage case.
28768 2016-03-22 Richard Biener <rguenther@suse.de>
28770 PR middle-end/70251
28771 * genmatch.c (gen_transform): Adjust last parameter to a three-state
28773 (capture::gen_transform): ... to change behavior when substituting
28774 a condition into cond or not-cond expr context.
28775 (dt_simplify::gen_1): Adjust.
28776 * gimple-match-head.c: Include gimplify.h for unshare_expr.
28777 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
28778 last change and instead change to
28779 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
28780 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
28782 2016-03-22 Anthony Green <green@moxielogic.com>
28784 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
28785 issue for moxiebox targets.
28786 (CC1PLUS_SPEC): Ditto.
28788 2016-03-22 Richard Biener <rguenther@suse.de>
28790 PR middle-end/70333
28791 * fold-const.c (extract_muldiv_1): Properly perform multiplication
28794 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
28796 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
28798 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
28801 * config/i386/i386.c (def_builtin): Handle
28802 OPTION_MASK_ISA_AVX512VL to be and-ed with other
28804 (const struct builtin_description bdesc_special_args[]):
28805 Remove duplicate ISA bits.
28807 2016-03-22 Jakub Jelinek <jakub@redhat.com>
28810 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
28811 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
28812 in a way that works also for AVX512BW.
28815 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
28816 instead of source if operands[1] is xmm16 and above and
28817 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
28818 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
28821 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
28822 on assign if (*from_p) is a comparison, set it to
28823 TREE_NO_WARNING (*from_p).
28825 2016-03-21 Jakub Jelinek <jakub@redhat.com>
28827 PR middle-end/70326
28828 * lra.c (restore_scratches): Ignore deleted insns.
28830 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
28831 Jakub Jelinek <jakub@redhat.com>
28833 PR tree-optimization/70317
28834 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
28837 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
28840 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
28841 of ix86_expand_move.
28843 (movti): Use general_operand for operand 1 predicate.
28845 2016-03-21 Martin Liska <mliska@suse.cz>
28847 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
28849 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
28851 2016-03-21 Martin Liska <mliska@suse.cz>
28854 * ipa-icf.c (sem_function::parse): Skip static
28855 constructors and destructors.
28857 2016-03-21 Jakub Jelinek <jakub@redhat.com>
28860 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
28861 function-like macro, peek following token(s) if it is followed
28862 by CPP_OPEN_PAREN token with optional padding in between, and
28863 if not, don't treat it like a macro.
28865 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
28866 Alexander Monakov <amonakov@ispras.ru>
28868 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
28869 for the stabs debug format.
28871 2016-03-21 Richard Biener <rguenther@suse.de>
28873 PR tree-optimization/70310
28874 * tree-vect-generic.c (expand_vector_condition): Fold the built
28877 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
28880 * config/i386/sse.md (define_insn "*vec_dup<mode>"/AVX2):
28881 Block third alternative for AVX-512VL target,
28883 2016-03-21 Martin Liska <mliska@suse.cz>
28886 * hsa-brig.c (emit_function_directives): Mark unemitted
28887 global variables for emission.
28888 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
28889 (get_symbol_for_decl): Likewise.
28890 * hsa.h (struct hsa_symbol): New flag.
28892 2016-03-21 Richard Biener <rguenther@suse.de>
28894 PR tree-optimization/70288
28895 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
28896 we do not estimate unsimplified all-constant conditionals or
28897 switches as optimized away.
28899 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
28901 PR rtl-optimization/69102
28902 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
28903 when we have a readonly dependency context.
28905 2016-03-18 Jeff Law <law@redhat.com>
28907 PR rtl-optimization/70263
28908 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
28909 (update_equiv_regs): When trying to move a store to after the insn
28910 that sets the source of the store, make sure the store occurs after
28911 the insn that sets the source of the store. When successful note
28912 the REG_EQUIV note created in the dump file.
28914 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
28915 Bernd Schmidt <bschmidt@redhat.com>
28917 * doc/extend.texi: Document more potential problems with basic asms.
28919 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
28921 PR rtl-optimization/70278
28922 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
28925 2016-03-18 Jason Merrill <jason@redhat.com>
28927 * calls.c (load_register_parameters): Fix zero size sibcall logic.
28929 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
28931 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
28932 values to 128b regs.
28934 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
28936 PR tree-optimization/70252
28937 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
28938 boolean vector has a proper number of elements.
28939 (supportable_narrowing_operation): Likewise.
28941 2016-03-18 Tom de Vries <tom@codesourcery.com>
28944 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
28946 2016-03-18 Jakub Jelinek <jakub@redhat.com>
28948 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
28949 instead of replace_rtx for DEBUG_INSNs.
28951 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
28953 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
28954 load type reservations.
28956 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
28959 * config/pa/constraints.md: Revert 2015-02-13 change. Use
28960 define_constraint for "Q" and "T" constraints.
28962 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
28964 Tweak the pipeline model for Exynos M1
28966 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
28969 2016-03-17 David Malcolm <dmalcolm@redhat.com>
28972 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
28973 where one or both locations aren't within a line_map.
28975 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
28978 * opts.c (finish_options): Don't set flag_pie to the default if
28979 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
28982 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
28984 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
28985 true as ALL_REGS argument to replace_rtx.
28987 2016-03-17 Richard Biener <rguenther@suse.de>
28990 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
28993 2016-03-17 Jakub Jelinek <jakub@redhat.com>
28996 * rtl.h (replace_rtx): Add ALL_REGS argument.
28997 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
28998 equality and assert mode is the same, instead of just rtx pointer
29000 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
29001 true as ALL_REGS argument to replace_rtx.
29003 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
29005 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
29006 for boolean vector with vector mode only.
29007 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
29009 2016-03-17 Nick Clifton <nickc@redhat.com>
29012 * config/rx/rx.c (rx_print_integer): Print negative constants in
29015 2016-03-17 Jakub Jelinek <jakub@redhat.com>
29018 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
29020 2016-03-16 Richard Henderson <rth@redhat.com>
29021 Richard Biener <rguenth@suse.de>
29023 PR middle-end/70240
29024 PR middle-end/68215
29026 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
29027 first operand as is_gimple_condexpr.
29029 PR middle-end/70240
29030 PR middle-end/68215
29032 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
29033 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
29034 Do not gimplify the result.
29035 (do_unop): Adjust call to tree_vec_extract.
29036 (do_binop): Likewise.
29037 (do_compare): Likewise.
29038 (do_plus_minus): Likewise.
29039 (do_negate): Likewise.
29040 (expand_vector_condition): Likewise.
29041 (do_cond): Likewise.
29043 2016-03-16 Richard Henderson <rth@redhat.com>
29046 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
29047 (aarch64_classify_address): Use it.
29048 (aarch64_legitimize_address): Force all subexpressions of PLUS
29049 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
29051 2016-03-16 Jakub Jelinek <jakub@redhat.com>
29052 Richard Biener <rguenth@suse.de>
29055 * rtlanal.c (replace_rtx): For REG, if from is a REG,
29056 return to even if only REGNO is equal, and assert
29059 2016-03-11 Jeff Law <law@redhat.com>
29061 PR rtl-optimization/70224
29062 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
29064 2016-03-16 Richard Henderson <rth@redhat.com>
29066 PR middle-end/70199
29067 * function.h (struct function): Add has_forced_label_in_static.
29068 * gimplify.c (force_labels_r): Set it.
29069 * lto-streamer-in.c (input_struct_function_base): Read it.
29070 * lto-streamer-out.c (output_struct_function_base): Write it.
29071 * tree-inline.c (has_label_address_in_static_1): Remove.
29072 (copy_forbidden): Remove fndecl parameter; test
29073 has_forced_label_in_static.
29074 (inline_forbidden_p): Update call to copy_forbidden.
29075 (tree_versionable_function_p): Likewise.
29076 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
29077 (chkp_versioning): Likewise.
29078 * tree-inline.h (copy_forbidden): Update decl.
29080 2016-03-16 Marek Polacek <polacek@redhat.com>
29083 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
29084 function being thunked if the result type doesn't have fixed size.
29085 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
29086 doesn't have fixed size.
29088 2016-03-16 Bin Cheng <bin.cheng@arm.com>
29090 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
29091 reporting malformed loop nest.
29093 2016-03-16 Tom de Vries <tom@codesourcery.com>
29096 * ipa-devirt.c (possible_polymorphic_call_targets): Move
29097 nodes.length () == 1 test to before first nodes[0] access.
29099 2016-03-16 Tom de Vries <tom@codesourcery.com>
29101 PR tree-optimization/68715
29102 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
29103 single_pred_p test.
29105 2016-03-16 Tom de Vries <tom@codesourcery.com>
29107 PR tree-optimization/68809
29108 * graphite-scop-detection.c (same_close_phi_node): Test if result types
29111 2016-03-16 Carlos O'Donell <carlos@redhat.com>
29112 Sandra Loosemore <sandra@codesourcery.com>
29114 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
29115 on leaf attribute. Mention ELF interposition problems.
29117 2016-03-16 Alan Modra <amodra@gmail.com>
29119 PR rtl-optimization/69195
29120 PR rtl-optimization/47992
29121 * ira.c (indirect_jump_optimize): Ignore artificial defs.
29124 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
29127 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
29129 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
29131 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
29133 2016-03-15 Jakub Jelinek <jakub@redhat.com>
29135 PR rtl-optimization/70222
29136 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
29137 optimization if mode is different from result_mode, queue up masking
29138 of the result in outer_op. Formatting fix.
29140 PR middle-end/70239
29141 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
29144 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
29146 PR rtl-optimization/69032
29147 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
29148 looping backwards over basic block insns.
29150 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
29153 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
29154 to non-speculative when propagating trap bits.
29156 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
29158 PR rtl-optimization/63384
29159 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
29160 DEBUG_INSN_P insns.
29162 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
29165 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
29166 factored out from ...
29167 (sched_analyze_insn): ... here.
29168 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
29169 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
29170 get_implicit_reg_pending_clobbers in it.
29171 (setup_id_reg_sets): Use setup_id_implicit_regs.
29172 (deps_init_id): Ditto.
29174 2016-03-15 Tom de Vries <tom@codesourcery.com>
29177 * cgraph.c (cgraph_node::get_body): Save, reset and restore
29179 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
29180 execute_function_dump.
29181 (execute_one_pass): Don't dump function if it will be dumped after ipa
29184 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
29186 * genrecog.c (match_pattern_2): If pred is NULL don't call
29187 safe_predicate_mode on it.
29189 2016-03-14 Jakub Jelinek <jakub@redhat.com>
29191 PR middle-end/70219
29192 * lra-constraints.c (delete_move_and_clobber): Change assertion
29193 to also allow dregno == 0.
29195 2016-03-14 Richard Henderson <rth@redhat.com>
29198 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
29199 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
29200 (reassociate_bb): Use optimize_vec_cond_expr; avoid
29201 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
29204 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
29207 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
29209 (lra_create_live_ranges_1): initialize hard register biggest_mode to
29211 * lra-constraints.c (split_reg): For hard regs, try to find the
29212 biggest single-register mode used in the function.
29214 2016-03-14 Richard Biener <rguenther@suse.de>
29216 PR tree-optimization/56365
29217 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
29218 constants to compare against.
29220 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
29223 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
29224 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
29225 (define_split for the GPR case): Use int_reg_operand instead of
29226 gpc_reg_operand for the output.
29228 2016-03-14 Tom de Vries <tom@codesourcery.com>
29230 PR tree-optimization/70045
29231 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
29232 create_empty_if_region_on_edge argument.
29234 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
29236 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
29237 (STACK_CHECK_PROTECT): Likewise.
29238 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
29239 (STACK_CHECK_PROTECT): Likewise.
29240 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
29241 (STACK_CHECK_PROTECT): Likewise.
29242 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
29243 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
29244 (STACK_CHECK_PROTECT): Likewise.
29246 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
29248 PR rtl-optimization/69307
29249 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
29250 registers in modes that span more than one register.
29252 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
29255 * lra-constraints.c (delete_move_and_clobber): New.
29256 (remove_inheritance_pseudos): Use it.
29258 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
29261 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
29262 the libcall is LCT_THROW.
29263 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
29264 for the checking routine.
29266 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
29269 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
29270 optimization if we have direct move.
29271 (roundu32<mode>2_fprs): Likewise.
29273 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
29276 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
29278 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
29279 Arguments swapped. All callers changed. Take reg_renumber into
29280 account, and Calculate and compare register ranges for hard regs.
29282 2016-03-11 Jeff Law <law@redhat.com>
29284 PR tree-optimization/70190
29285 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
29286 Handle cases where we can not extract the taken edge, even though we
29287 found a constant value.
29289 PR tree-optimization/64058
29290 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
29291 (num_coalesce_pairs): Move up earlier in file.
29292 (find_coalesce_pair): Initialize the INDEX field for each pair
29294 (compare_pairs): No longer sort on the elements in each pair.
29295 Instead break ties with the index of the coalesce pair.
29297 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
29300 * config/aarch64/aarch64-protos.h
29301 (aarch64_save_restore_target_globals): New prototype.
29302 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
29303 Call the above when popping pragma.
29304 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
29306 (aarch64_set_current_function): Rewrite using the above.
29308 2016-03-11 Jakub Jelinek <jakub@redhat.com>
29310 PR tree-optimization/70177
29311 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
29312 (extract_ops_from_tree): ... this. In the 2 argument
29313 overload remove _1 suffix.
29314 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
29315 (extract_ops_from_tree): ... this.
29316 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
29318 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
29319 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
29320 extract_ops_from_tree instead of 2 operand one.
29322 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
29324 PR tree-optimization/70013
29325 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
29326 for constant-pool entries.
29328 2016-03-11 Jakub Jelinek <jakub@redhat.com>
29330 PR rtl-optimization/70174
29331 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
29332 followed by gen_lowpart on force_reg instead of just gen_lowpart.
29334 PR tree-optimization/70169
29335 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
29336 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
29339 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
29340 Jakub Jelinek <jakub@redhat.com>
29343 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
29344 of uninitialized values.
29346 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29348 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
29350 ("*trunctddd2"): New pattern definition.
29351 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
29354 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29356 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
29357 definitions for BFP and DFP rounding modes.
29358 ("fixuns_truncdddi2", "fixuns_trunctddi2")
29359 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
29360 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
29361 ("fix_trunctf<mode>2"): Use the new constants instead of magic
29364 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29366 * config/s390/constraints.md: Adjust comment.
29367 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
29368 s390_decompose_addrstyle_without_index.
29369 * config/s390/predicates.md (shift_count_or_setmem_operand):
29370 Rename to setmem_operand.
29371 * config/s390/s390-protos.h
29372 (s390_decompose_shift_count): Rename to
29373 s390_decompose_addrstyle_without_index.
29374 * config/s390/s390.c (s390_decompose_shift_count)
29375 (s390_mem_constraint, print_shift_count_operand)
29376 (print_operand_address, print_operand): Rename
29377 s390_decompose_shift_count to
29378 s390_decompose_addrstyle_without_index and rename
29379 print_shift_count_operand to print_addrstyle_operand troughout the
29381 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
29382 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
29383 Rename shift_count_or_setmem_operand to setmem_operand.
29384 * config/s390/vx-builtins.md ("vec_insert<mode>")
29385 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
29388 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
29391 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
29392 Handle overlapping retval and newval.
29394 2016-03-10 Nick Clifton <nickc@redhat.com>
29397 * config/aarch64/aarch64.c
29398 (aarch64_override_options_after_change_1): When forcing
29399 flag_omit_frame_pointer to be true, use a special value that can
29400 be detected if this function is called again, thus preventing
29401 flag_omit_leaf_frame_pointer from being forced to be false.
29403 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
29405 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
29406 Set x_flag_omit_leaf_frame_pointer when handling
29407 -momit-leaf-frame-pointer.
29409 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
29412 * cgraph.c (cgraph_node::dump): Dump split_part and
29413 indirect_call_target.
29414 * cgraph.h (cgraph_node): Add indirect_call_target flag.
29415 * ipa.c (has_addr_references_p): Cleanup.
29416 (is_indirect_call_target_p): New.
29417 (walk_polymorphic_call_targets): Do not mark virtuals that may be
29418 called indirectly as local.
29419 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
29421 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
29424 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
29425 on cxa_pure_virtual.
29427 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
29430 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
29432 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
29435 * tree.c (need_assembler_name_p): Only record main variant type names.
29437 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
29440 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
29441 Always define to 0 or 1.
29442 (TARGET_FIX_ERR_A53_843419): New macro.
29443 * config/aarch64/aarch64-elf-raw.h
29444 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
29445 * config/aarch64/aarch64-linux.h: Likewise.
29446 * config/aarch64/aarch64.c
29447 (aarch64_override_options_after_change_1): Do not default
29448 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
29450 (aarch64_attributes): Handle fix-cortex-a53-843419.
29451 (aarch64_can_inline_p): Likewise.
29452 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
29454 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
29455 Jakub Jelinek <jakub@redhat.com>
29457 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
29458 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
29459 DECL_COMMONS if flag_unconstrained_commons is set.
29460 * tree-dfa.c (get_ref_base_and_extent): Likewise.
29461 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
29462 (funconstrained-commons): Document.
29464 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
29466 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
29467 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
29469 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
29471 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
29472 has a proper number of elements.
29474 2016-03-10 Alan Modra <amodra@gmail.com>
29476 PR rtl-optimization/69195
29477 PR rtl-optimization/47992
29478 * ira.c (recorded_label_ref): Delete.
29479 (update_equiv_regs): Return void.
29480 (indirect_jump_optimize): New function.
29481 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
29482 before regstat_compute_ri. Don't rebuild_jump_labels here.
29483 Delete update_regstat.
29485 2016-03-10 Richard Biener <rguenther@suse.de>
29487 PR tree-optimization/70128
29488 * tree-ssa-structalias.c (set_uids_in_ptset): Set
29489 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
29491 2016-03-09 Jakub Jelinek <jakub@redhat.com>
29493 PR tree-optimization/70152
29494 * tree-sra.c (replace_removed_params_ssa_names): Copy over
29495 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
29498 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
29499 instead of gen_sse2_loadlpd.
29500 * config/i386/sse.md (*vec_concatv2df): Rename to...
29501 (vec_concatv2df): ... this.
29503 PR tree-optimization/70127
29504 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
29506 2016-03-09 David Malcolm <dmalcolm@redhat.com>
29510 * diagnostic-show-locus.c (compatible_locations_p): New function.
29511 (layout::layout): Sanitize ranges using compatible_locations_p.
29513 2016-03-09 David Malcolm <dmalcolm@redhat.com>
29517 * diagnostic-show-locus.c (layout_range::layout_range): Replace
29518 location_range param with three const expanded_locations * and a
29520 (layout::layout): Replace call to
29521 rich_location::lazily_expand_location with get_expanded_location.
29522 Extract the range and perform location expansion here, passing
29523 the results to the layout_range ctor.
29524 * diagnostic.c (source_range::debug): Delete.
29525 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
29526 of rich_location::get_expanded_location.
29527 * gcc-rich-location.c (get_range_for_expr): Delete.
29528 (gcc_rich_location::add_expr): Reimplement to avoid the
29529 rich_location::add_range overload that took a location_range,
29530 passing a location_t instead.
29532 2016-03-09 Richard Biener <rguenther@suse.de>
29533 Jakub Jelinek <jakub@redhat.com>
29535 PR tree-optimization/70138
29536 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
29537 Also skip vect_double_reduction_def.
29539 2016-03-09 Jakub Jelinek <jakub@redhat.com>
29542 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
29543 if the operand is "m".
29545 2016-03-09 Nathan Sidwell <nathan@acm.org>
29547 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
29549 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
29551 * config/i386/i386.c (processor_target_table): Fix cost table
29552 intialization order for znver1.
29554 2016-03-08 Jakub Jelinek <jakub@redhat.com>
29556 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
29557 - becuase -> because.
29558 * ipa-reference.c (ignore_module_statics): Likewise.
29559 * cgraph.c (cgraph_node::get_body): Likewise.
29560 * ipa-inline.c (early_inliner): Likewise.
29561 * ipa-devirt.c (types_same_for_odr): Likewise.
29562 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
29563 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
29565 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
29567 * tree-ssa-math-opts.c: Fix typo in comment.
29569 2016-03-08 Jakub Jelinek <jakub@redhat.com>
29572 * config/i386/i386.c (scalar_chain::make_vector_copies,
29573 scalar_chain::convert_reg): Call end_sequence in between
29574 get_insns and emit_conversion_insns rather than after both
29577 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
29580 * config/i386/i386.h (machine_function): Add
29581 pc_thunk_call_expanded flag.
29582 (ix86_pc_thunk_call_expanded): New define.
29583 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
29584 (*set_got): Rename insn pattern from set_got.
29585 (*set_got_labelled): Rename inst pattern from set_got_labelled.
29586 * config/i386/i386.c (ix86_compute_frame_layout): Use
29587 ix86_pc_thunk_call_expanded to prevent red-zone.
29589 2016-03-07 Martin Jambor <mjambor@suse.cz>
29591 * hsa.h (hsa_get_ctor_statements): Declare.
29592 (hsa_get_dtor_statements): Likewise.
29593 (hsa_get_kernel_dispatch_type): Likewise.
29594 * hsa.c (hsa_get_ctor_statements): New function.
29595 (hsa_get_dtor_statements): Likewise.
29596 (hsa_get_kernel_dispatch_type): Likewise.
29597 * hsa-brig.c (hsa_cdtor_statements): Removed.
29598 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
29599 hsa_get_dtor_statements.
29600 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
29601 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
29603 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
29605 * config/arm/arm-cores.def (cortex-r8): New.
29606 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
29607 * config/arm/arm-tune.md: Likewise.
29608 * doc/invoke.texi: Add cortex-r8 to list of cpu values.
29610 2016-03-07 Martin Sebor <msebor@redhat.com>
29612 PR rtl-optimization/19705
29613 * doc/invoke.texi (Options That Control Optimization): Clarify
29614 -fno-branch-count-reg.
29616 2016-02-26 Richard Biener <rguenther@suse.de>
29617 Jeff Law <law@redhat.com>
29619 PR tree-optimization/69740
29620 * cfghooks.c (remove_edge): Request loop fixups if we delete
29621 an edge that might turn an irreducible loop into a natural
29623 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
29624 Move after definition of loops_state_clear.
29626 2016-03-07 Bin Cheng <bin.cheng@arm.com>
29628 PR rtl-optimization/69052
29629 * rtlanal.c (commutative_operand_precedence): Set higher precedence
29632 2016-03-07 Tom de Vries <tom@codesourcery.com>
29634 PR tree-optimization/70116
29635 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
29636 is_tm_ending stmts and ubsan/asan internal functions.
29637 (find_duplicate): Use it. Don't test is_tm_ending here.
29639 2016-03-07 Richard Biener <rguenther@suse.de>
29641 PR tree-optimization/70115
29642 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
29643 (propagate_constants_for_unrolling): Use replace_uses_by.
29645 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
29647 PR middle-end/69916
29648 * omp-low.c (struct oacc_loop): Add ifns.
29649 (new_oacc_loop_raw): Initialize it.
29650 (finish_oacc_loop): Clear mask & flags if no ifns.
29651 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
29652 (oacc_loop_xform_loop): Add ifns arg & adjust.
29653 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
29655 2016-03-07 Richard Henderson <rth@redhat.com>
29658 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
29659 (insert_value_copy_on_edge): Likewise.
29661 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
29663 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
29665 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
29668 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
29670 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
29672 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
29674 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
29676 Fix sseimul type attribute.
29677 * config/i386/znver1.md
29678 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
29679 znver1_sseimul_avx256_load) : Fix the type attribute.
29680 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
29681 pipe usage and latency.
29683 2016-03-05 Jakub Jelinek <jakub@redhat.com>
29686 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
29687 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
29690 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
29693 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
29695 PR rtl-optimization/69941
29696 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
29697 the reg share its mode.
29699 2016-03-04 Jeff Law <law@redhat.com>
29701 PR tree-optimization/69196
29702 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
29703 If the both SSA_NAMEs are anonymous, then consider them unassociated
29704 and include the PHI in the statement count.
29706 2016-03-05 Tom de Vries <tom@codesourcery.com>
29708 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
29709 construct in oacc routine. Check for oacc region in oacc routine.
29711 2016-03-04 Jakub Jelinek <jakub@redhat.com>
29714 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
29715 2016-02-22 changes, instead don't recurse if RECUR is already true.
29716 Don't change *dynamic_check if RECUR. Adjust recursive caller
29717 to pass true to the new argument.
29718 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
29721 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
29722 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
29724 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
29726 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
29728 PR rtl-optimization/57676
29729 * lra-assigns.c (lra_assign): Guard test for maximum iterations
29730 with flag_checking.
29732 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
29734 * tree-vect-patterns.c (search_type_for_mask): Handle
29735 comparison of booleans.
29737 2016-03-04 Jakub Jelinek <jakub@redhat.com>
29739 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
29743 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
29744 all other ops that have dw_val_class_die_ref operands,
29745 and DW_OP_GNU_entry_value.
29747 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
29749 PR rtl-optimization/69904
29750 * config/arm/arm.c (arm_cannot_copy_insn_p):
29751 Return true for load-exclusive instructions.
29753 2016-03-03 Jakub Jelinek <jakub@redhat.com>
29756 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
29757 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
29758 the pattern no matter if it is used just by non-pattern, pattern
29760 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
29761 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
29762 oprnd1 def_stmt is in pattern, don't look through it.
29764 2016-03-03 Marek Polacek <polacek@redhat.com>
29766 PR middle-end/70050
29767 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
29769 2016-03-03 Martin Liska <mliska@suse.cz>
29771 PR tree-optimization/70043
29772 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
29773 previous statement if we see a debug statement.
29775 2016-03-03 Richard Biener <rguenther@suse.de>
29777 PR tree-optimization/55936
29778 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
29779 parameter and guard unsafe equivalence use.
29780 (vrp_evaluate_conditional_warnv_with_ops): Always use
29781 safe equivalences but not via the quadratic compare_names
29784 2016-03-03 Michael Collison <michael.collison@linaro.org>
29787 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
29788 for operand 1 to s_register_operand. Change predicate for operand
29789 2 to arm_not_immediate_operand.
29791 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
29793 * doc/tm.texi: Regenerated.
29795 2016-03-02 Richard Henderson <rth@redhat.com>
29798 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
29799 simplification when all args are positive non-fixed registers.
29801 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
29803 * target.def (lra_p): Specify that new ports should use LRA.
29805 2016-03-02 Jakub Jelinek <jakub@redhat.com>
29808 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
29809 gimplify_type_sizes the type they refer to.
29810 (omp_notice_variable): Handle reference vars to VLAs.
29811 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
29812 reference to VLA decls in the second pass instead of first pass.
29814 2016-03-02 Tom de Vries <tom@codesourcery.com>
29816 PR tree-optimization/68659
29817 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
29818 new_expr == NULL_TREE.
29819 (get_new_name): Handle ADDR_EXPR.
29821 2016-03-02 Bin Cheng <bin.cheng@arm.com>
29823 PR rtl-optimization/69052
29824 * loop-invariant.c (canonicalize_address): New function.
29825 (inv_can_prop_to_addr_use): Check validity of address expression
29826 which is canonicalized by above function.
29828 2016-03-02 Alan Modra <amodra@gmail.com>
29831 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
29834 2016-03-02 Jakub Jelinek <jakub@redhat.com>
29837 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
29838 (*movhi_internal): Put mask moves from and to memory separately
29839 from moves from/to GPRs.
29841 2016-03-02 Richard Biener <rguenther@suse.de>
29843 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
29844 GENERIC expressions in GIMPLE.
29846 2016-03-02 Richard Biener <rguenther@suse.de>
29848 * config/i386/i386.c (type_natural_mode): Fix typo.
29850 2016-03-02 Nick Clifton <nickc@redhat.com>
29852 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
29854 2016-03-02 Richard Biener <rguenther@suse.de>
29855 Uros Bizjak <ubizjak@gmail.com>
29858 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
29860 2016-03-02 Richard Biener <rguenther@suse.de>
29862 PR middle-end/67278
29863 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
29865 2016-03-02 Marek Polacek <polacek@redhat.com>
29868 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
29869 "is promoted to" warning.
29871 2016-03-01 DJ Delorie <dj@redhat.com>
29873 * config.gcc: Deprecate mep-*.
29875 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
29877 PR middle-end/70025
29878 * lra-constraints.c (regno_val_use_in): New.
29879 (match_reload): Use it instead of regno_use_in.
29881 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
29883 PR rtl-optimization/70007
29884 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
29885 references present in REG_EQUAL notes attached to non-SET patterns.
29887 2016-03-01 Jeff Law <law@redhat.com>
29889 PR tree-optimization/69196
29890 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
29891 Appropriately clamp the number of statements to copy when the
29892 thread path does not traverse a loop backedge.
29894 PR tree-optimization/69196
29895 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
29896 Do count some PHIs in the thread path against the insn count. Decrease
29897 final statement count by one as the control statement in the last
29898 block will get removed. Remove special cased code for handling PHIs
29901 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
29904 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
29905 asm dialect alternatives to explicit GOTPCREL calls.
29907 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
29910 * ira.c (do_reload): Issue warning for generic stack checking here...
29911 * reload1.c (reload): ...instead of here and streamline it.
29913 2016-03-01 Nick Clifton <nickc@redhat.com>
29915 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
29917 2016-03-01 Richard Biener <rguenther@suse.de>
29919 PR tree-optimization/69983
29920 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
29921 types and fall back to operand_equal_p.
29923 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29926 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29928 * config/s390/constraints.md ("jm8"): New constraint.
29929 * config/s390/predicates.md ("const_int_8bitset_operand"): New
29931 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
29933 ("*setmem_long<setmem_and>"): New pattern.
29934 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
29936 ("*setmem_long_31z<setmem_and>"): New pattern.
29937 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
29938 New substitution rules with the required attributes.
29941 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29944 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29946 * gensupport.c (process_substs_on_one_elem): Split loop to
29947 complete mark_operands_used_in_match_dup on all expressions in the
29949 (adjust_operands_numbers): Inline into process_substs_on_one_elem
29950 and remove function.
29952 2016-03-01 Richard Biener <rguenther@suse.de>
29954 PR middle-end/70022
29955 * fold-const.c (fold_indirect_ref_1): Fix range checking for
29956 vector BIT_FIELD_REF extract.
29958 2016-03-01 Richard Biener <rguenther@suse.de>
29960 PR tree-optimization/69994
29961 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
29963 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
29965 PR tree-optimization/69956
29966 * tree-vect-stmts.c (supportable_widening_operation): Support
29967 multi-step conversion of boolean vectors.
29968 (supportable_narrowing_operation): Likewise.
29970 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29972 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
29975 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29977 * config/s390/subst.md (DSI_VI): New mode iterator.
29978 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
29979 * config/s390/vector.md ("vec_set<mode>"): Move expander before
29980 the insn definition.
29981 ("*vec_set<mode>"): Change predicate and add alternative to
29982 support only either register or const_int operands as element
29984 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
29986 ("vec_extract<mode>"): New expander.
29987 ("*vec_extract<mode>"): New insn definition supporting reg and
29988 const_int element selectors.
29989 ("*vec_extract<mode>_plus"): New insn definition supporting
29990 reg+const_int element selectors.
29991 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
29992 following expander+insn definition.
29993 ("<vec_shifts_name><mode>3"): New expander.
29994 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
29996 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29998 * config/s390/s390.md ("*tabort_1"): Change predicate to
29999 nonmemory_operand. Add a second alternative to cover
30000 register as well as const int operands.
30001 ("*tabort_1_plus"): New pattern definition.
30003 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30005 * config/s390/s390.md ("*ashrdi3_cc_31")
30006 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
30007 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
30008 Merge insn definitions into ...
30009 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
30010 New pattern definition.
30011 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
30012 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
30013 ("*ashr<mode>3_and"): Merge insn definitions into ...
30014 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
30015 New pattern definition.
30016 * config/s390/subst.md ("addr_style_op_cc_subst")
30017 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
30018 substitutions patterns plus attributes.
30019 Add ashiftrt to SUBST iterator.
30021 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30023 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
30024 op2 to nonmemory_operand.
30025 ("*<shift>di3_31", "*<shift>di3_31_and"):
30026 Merge into single pattern definition ...
30027 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
30028 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
30029 pattern definition ...
30030 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
30031 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
30034 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30036 * config/s390/predicates.md (const_int_6bitset_operand): New
30038 * config/s390/s390.md: Include subst.md.
30039 ("rotl<mode>3"): New expander.
30040 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
30042 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
30043 * config/s390/subst.md: New file.
30045 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30047 * config/s390/s390.md ("op_type", "atype", "length" attributes):
30048 Remove RRR type. It doesn't really exist.
30049 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
30051 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
30052 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
30053 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
30054 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
30055 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
30056 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
30057 `enabled' attribute.
30059 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30061 * gensupport.c (process_substs_on_one_elem): Split loop to
30062 complete mark_operands_used_in_match_dup on all expressions in the
30064 (adjust_operands_numbers): Inline into process_substs_on_one_elem
30065 and remove function.
30067 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
30070 * config/sparc/sparc.c (NWORDS_UP): Rename to...
30071 (CEIL_NWORDS): ...this. Use CEIL macro.
30072 (compute_fp_layout): Adjust to above renaming.
30073 (function_arg_union_value): Likewise.
30074 (sparc_arg_partial_bytes): Likewise.
30075 (sparc_function_arg_advance): Likewise.
30077 2016-02-29 Jeff Law <law@redhat.com>
30079 PR tree-optimization/70005
30080 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
30081 where an object with a boolean range is compared against a value
30084 PR tree-optimization/69999
30085 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
30086 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
30089 2016-02-29 Richard Biener <rguenther@suse.de>
30091 PR tree-optimization/69994
30092 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
30093 (get_unary_op): Look through nop conversions.
30094 (ops_equal_values_p): New function, look for equality diregarding
30096 (eliminate_plus_minus_pair): Use ops_equal_values_p
30097 (repropagate_negates): Do not use get_unary_op here.
30099 2016-02-29 Martin Liska <mliska@suse.cz>
30101 * system.h: Poison ENABLE_CHECKING macro.
30103 2016-02-29 Martin Liska <mliska@suse.cz>
30105 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
30106 is presented in dump flags.
30107 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
30108 (hsa_regalloc): Likewise.
30110 2016-02-19 Richard Biener <rguenther@suse.de>
30112 PR tree-optimization/69980
30113 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
30114 permutation of those we need to keep.
30116 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
30119 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
30120 (NWORDS_UP): ...this
30121 (init_cumulative_args): Minor tweaks.
30122 (sparc_promote_function_mode): Likewise.
30123 (scan_record_type): Delete.
30124 (traverse_record_type): New function template.
30125 (classify_data_t): New structure type.
30126 (classify_registers): New inline function.
30127 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
30128 exhausted. Instantiate traverse_record_type on classify_registers and
30129 deal with the case of a structure passed in slot #15 with no FP field
30131 (assign_data_t): New structure type.
30132 (compute_int_layout): New static function.
30133 (compute_fp_layout): Likewise.
30134 (count_registers): New inline function.
30135 (assign_int_registers): New static function.
30136 (assign_fp_registers): Likewise.
30137 (assign_registers): New inline function.
30138 (function_arg_record_value_1): Delete.
30139 (function_arg_record_value_2): Likewise.
30140 (function_arg_record_value_3): Likewise.
30141 (function_arg_record_value): Adjust to above changes. Instantiate
30142 traverse_record_type on count_registers to first count the number of
30143 registers to be used and then on assign_registers to assign them.
30144 (function_arg_union_value): Adjust to above renaming.
30145 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
30146 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
30147 case of a structure passed in slot #15
30148 (sparc_function_arg_advance): Likewise.
30149 (function_arg_padding): Minor tweak.
30151 2016-02-29 Richard Biener <rguenther@suse.de>
30153 PR tree-optimization/69720
30154 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
30155 the adjustment_def path for possibly vectorized defs.
30156 (vect_create_epilog_for_reduction): Handle vectorized initial
30159 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
30161 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
30163 2016-02-27 Jeff Law <law@redhat.com>
30166 2016-02-26 Richard Biener <rguenther@suse.de>
30167 Jeff Law <law@redhat.com>
30169 PR tree-optimization/69740
30170 * cfghooks.c (remove_edge): Request loop fixups if we delete
30171 an edge that might turn an irreducible loop into a natural
30174 2016-02-27 Jakub Jelinek <jakub@redhat.com>
30176 PR rtl-optimization/69896
30177 * tree-vect-generic.c (get_compute_type): Avoid single element
30180 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
30182 Rename the AArch64 tuning option and related functions to enable the
30183 Newton series for the reciprocal square root to reflect its
30184 approximative characteristic.
30186 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
30187 function to "aarch64_emit_approx_rsqrt".
30188 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
30189 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
30190 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
30191 (xgene1_tunings): Likewise.
30192 (use_rsqrt_p): Likewise.
30193 (aarch64_emit_swrsqrt): Use new function name.
30194 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
30195 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
30196 text explaining this option.
30197 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
30199 2016-02-26 Jakub Jelinek <jakub@redhat.com>
30202 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
30203 complain about -mallow-movmisalign without -mvsx if
30204 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
30206 2016-02-26 Joel Sherrill <joel@rtems.org>
30208 * config.gcc: Add x86_64-*-rtems*.
30209 * config/i386/rtems-64.h: New file.
30211 2016-02-26 Joel Sherrill <joel@rtems.org>
30213 * config.gcc: Add aarch64-*-rtems*.
30214 * config/aarch64/rtems.h: New file.
30216 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
30219 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
30220 shift amount using %h. Add comment.
30222 2016-02-26 Richard Biener <rguenther@suse.de>
30223 Jeff Law <law@redhat.com>
30225 PR tree-optimization/69740
30226 * cfghooks.c (remove_edge): Request loop fixups if we delete
30227 an edge that might turn an irreducible loop into a natural
30230 2016-02-26 Martin Jambor <mjambor@suse.cz>
30232 PR middle-end/69920
30233 * tree-sra.c (sra_modify_assign): Do not remove loads of
30234 uninitialized aggregates to SSA_NAMEs.
30236 2016-02-26 Richard Henderson <rth@redhat.com>
30239 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
30240 pseudo in case the target rtx matches the source of the left
30243 2016-02-26 Martin Jambor <mjambor@suse.cz>
30246 * hsa.h (hsa_type_packed_p): Declare.
30247 * hsa.c (hsa_type_packed_p): New function.
30248 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
30250 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
30251 * hsa-brig.c (emit_basic_insn): Likewise.
30253 2016-02-26 Martin Jambor <mjambor@suse.cz>
30256 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
30258 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
30260 2016-02-26 Martin Jambor <mjambor@suse.cz>
30262 * hsa.h (is_a_helper): New overload for hsa_op_immed for
30263 hsa_op_with_type operands.
30264 (hsa_unsigned_type_for_type): Declare.
30265 * hsa.c (hsa_unsigned_type_for_type): New function.
30266 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
30267 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
30268 the finalizer. Do not emit extra move.
30270 2016-02-26 Martin Jambor <mjambor@suse.cz>
30272 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
30273 atomic operations in private segment.
30275 2016-02-26 Martin Jambor <mjambor@suse.cz>
30277 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
30278 statements to wi->info. Also disallow omp simd constructs.
30279 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
30280 for not gridifying. Dump special string for omp_for.
30282 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
30285 * config/aarch64/aarch64.c (aarch64_set_current_function):
30286 Save/restore target globals when switching to
30287 target_option_default_node.
30289 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
30292 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
30293 Return 0 if !SHIFT_COUNT_TRUNCATED.
30295 2016-02-26 Jakub Jelinek <jakub@redhat.com>
30296 Eric Botcazou <ebotcazou@adacore.com>
30298 PR rtl-optimization/69891
30299 * dse.c (scan_insn): If we can't figure out memset arguments
30300 or they are non-constant, call clear_rhs_from_active_local_stores.
30302 2016-02-26 Martin Liska <mliska@suse.cz>
30304 * doc/extend.texi: Mention clog10, clog10f an clog10l
30305 in Builtins section.
30307 2016-02-26 Martin Liska <mliska@suse.cz>
30309 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
30311 (resolve_args_picking_1): Likewise.
30312 * dwarf2out.h (struct GTY): Likewise.
30314 2016-02-26 Martin Liska <mliska@suse.cz>
30316 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
30317 with flag_checking.
30318 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
30320 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
30321 Martin Liska <mliska@suse.cz>
30323 * doc/install.texi: Mention --enable-valgrind-annotations.
30325 2016-02-26 Richard Biener <rguenther@suse.de>
30327 PR tree-optimization/69551
30328 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
30329 looking through aliases adjust DECL_PT_UID to refer to the
30330 ultimate alias target.
30332 2016-02-25 Martin Liska <mliska@suse.cz>
30334 PR middle-end/69919
30335 * alloc-pool.c (after_memory_report): New variable.
30336 * alloc-pool.h (base_pool_allocator ::release): Do not use
30337 the infrastructure if after_memory_report.
30338 * toplev.c (toplev::main): Mark after memory report.
30340 2016-02-25 Richard Biener <rguenther@suse.de>
30342 PR tree-optimization/48795
30343 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
30345 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
30348 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
30349 offloading is enabled and -fopenacc or -fopenmp is specified.
30350 (CRTOFFLOADEND): Likewise.
30351 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
30352 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
30353 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
30354 (offload_objects_file_name): New static var.
30355 (tool_cleanup): Remove offload_objects_file_name file.
30356 (find_offloadbeginend): Replace with ...
30357 (find_crtoffloadtable): ... this.
30358 (run_gcc): Remove offload_argc and offload_argv.
30359 Get offload_objects_file_name from -foffload-objects=... option.
30360 Read names of object files with offload from this file, pass them to
30361 compile_images_for_offload_targets. Don't call find_offloadbeginend and
30362 don't pass offloadbegin and offloadend to the linker. Don't pass
30363 offload non-LTO files to the linker, because now they're not claimed.
30365 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
30368 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
30369 on builtin_unreachable.
30371 2016-02-25 Jakub Jelinek <jakub@redhat.com>
30373 PR rtl-optimization/69896
30374 * regcprop.c: Include cfgrtl.h.
30375 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
30376 than remembered mode, either delete it (if noop_move_p), or
30377 treat like copy_p but not noop_p instruction.
30379 2016-02-24 Jakub Jelinek <jakub@redhat.com>
30382 * dwarf2out.c (gen_variable_die): Work around buggy LTO
30383 - allow NULL decl for Fortran DW_TAG_common_block variables.
30385 2016-02-24 Jason Merrill <jason@redhat.com>
30387 * common.opt (flifetime-dse): Add -flifetime-dse=1.
30389 2016-02-24 Richard Biener <rguenther@suse.de>
30390 Jakub Jelinek <jakub@redhat.com>
30392 PR middle-end/69760
30393 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
30394 conditionally executed ops to well-defined overflow behavior.
30396 2016-02-24 Jakub Jelinek <jakub@redhat.com>
30398 PR middle-end/69915
30399 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
30402 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
30404 PR rtl-optimization/69886
30405 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
30406 argument. Use it when checking validity of set instructions.
30407 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
30408 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
30410 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
30411 * store-motion.c (find_moveable_store): Update
30412 can_assign_to_reg_without_clobbers_p callsite.
30414 2016-02-24 Richard Biener <rguenther@suse.de>
30416 PR middle-end/68963
30417 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
30419 (record_nonwrapping_iv): Do not fall back to the low/high bound
30420 for non-constant IV bases if the stmt is not always executed.
30422 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
30424 * config/arm/arm-cores.def (cortex-a32): New entry.
30425 * config/arm/arm-tables.opt: Regenerate.
30426 * config/arm/arm-tune.md: Regenerate.
30427 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
30428 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
30429 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
30430 for -mcpu and -mtune.
30432 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
30435 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
30436 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
30437 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
30438 (atomic_loaddi_1): Delete.
30439 (atomic_loaddi): Rewrite expander using the above changes.
30441 2016-02-24 Jakub Jelinek <jakub@redhat.com>
30444 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
30447 2016-02-24 Jakub Jelinek <jakub@redhat.com>
30448 Richard Biener <rguenth@suse.de>
30450 PR middle-end/69909
30451 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
30452 set_mem_attributes if tem is SSA_NAME which got expanded
30455 2016-02-24 Richard Biener <rguenther@suse.de>
30457 PR tree-optimization/69907
30458 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
30459 end of permutations for BB vectorization.
30461 2016-02-24 Christian Bruel <christian.bruel@st.com>
30463 * config/arm/arm-c.c (arm_option_override): Initialize
30464 target_option_current_node.
30465 * config/arm/arm.c (arm_pragma_target_parse): Replace
30466 build_target_option_node call by target_option_current_node.
30467 Set target_option_current_node.
30470 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
30473 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
30474 define_insn_and_split to define_insn.
30475 (zero_extendqi<mode>2_dot2): Same.
30476 (extendqi<mode>2_dot): Same.
30477 (extendqi<mode>2_dot2): Same.
30479 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
30481 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
30482 and add bypass for AES{D,E} and AESMC pairs.
30483 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
30486 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
30488 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
30489 series for reciprocal square root in Exynos M1.
30491 2016-02-23 Martin Sebor <msebor@redhat.com>
30494 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
30495 __builtin_alloca_with_align.
30497 2016-02-23 Richard Henderson <rth@redhat.com>
30499 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
30500 (ix86_register_pragmas): Remove __seg_tls.
30501 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
30502 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
30503 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
30504 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
30505 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
30506 * doc/extend.texi (__seg_tls): Remove item.
30508 2016-02-23 Richard Biener <rguenther@suse.de>
30510 * alloc-pool.h (struct allocation_object): Make id member
30511 conditional on CHECKING_P again.
30512 (get_instance): Adjust.
30513 (base_pool_allocator): Likewise.
30515 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
30517 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
30518 (parallelize_loops): In OpenACC kernels mode, set n_threads to
30520 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
30522 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
30524 2016-02-23 Richard Biener <rguenther@suse.de>
30526 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
30527 * bitmap.h (struct bitmap_usage): Likewise.
30528 (bitmap_move): Declare.
30529 * bitmap.c (register_overhead): Take size_t argument.
30530 (bitmap_move): New function.
30531 * df-problems.c (df_rd_transfer_function): Use bitmap_move
30532 to properly account overhead.
30533 * tree.c (free_node): Use tree_size.
30535 2016-02-23 Jakub Jelinek <jakub@redhat.com>
30538 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
30539 when inverting comparison.
30542 * common.opt (Wunreachable-code): Add Warning flag.
30544 2016-02-23 Mark Wielaard <mjw@redhat.com>
30545 Jakub Jelinek <jakub@redhat.com>
30548 * cgraphunit.c (check_global_declaration): Check main_input_filename
30549 and DECL_SOURCE_FILE are not NULL.
30551 2016-02-23 Martin Jambor <mjambor@suse.cz>
30553 PR tree-optimization/69666
30554 * tree-sra.c (sra_modify_assign): Do not attempt to create
30555 default_def replacements for unscalarizable regions.
30557 2016-02-20 Mark Wielaard <mjw@redhat.com>
30560 * cgraphunit.c (check_global_declaration): Check level of
30561 warn_unused_const_variable and main_input_filename.
30562 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
30563 (-Wunused-variable): For C implies -Wunused-const-variable=1.
30564 (-Wunused-const-variable): Explain levels 1 and 2.
30566 2016-02-22 Jakub Jelinek <jakub@redhat.com>
30569 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
30570 identical arguments. Formatting and spelling fixes.
30573 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
30578 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
30579 and m68k-devices.def.
30580 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
30581 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
30583 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
30585 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
30586 and HImode registers.
30588 2016-02-22 Richard Biener <rguenther@suse.de>
30590 PR tree-optimization/69882
30591 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
30592 preserve permutations present because of gaps.
30593 (vect_supported_load_permutation_p): Always continue checking
30594 permutations after vect_attempt_slp_rearrange_stmts.
30596 2016-02-22 Bin Cheng <bin.cheng@arm.com>
30598 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
30599 min_profitable_estimate, rather than min_profitable_iters.
30601 2016-02-22 Jakub Jelinek <jakub@redhat.com>
30604 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
30605 SImode for last match_operand.
30607 2016-02-22 Martin Liska <mliska@suse.cz>
30609 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
30610 return bitsize - 1 as the return value.
30612 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
30616 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
30617 Handle negative shift counts.
30618 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
30619 force_reg on the shift constant.
30620 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
30621 (lshrsi3_d): Handle negative shift counts.
30623 2016-02-22 Richard Biener <rguenther@suse.de>
30624 Tom de Vries <tom@codesourcery.com>
30626 * graph.c: Include dumpfile.h.
30627 (print_graph_cfg): Split into three overloads.
30628 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
30630 2016-02-22 Tom de Vries <tom@codesourcery.com>
30632 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
30635 2016-02-22 Richard Biener <rguenther@suse.de>
30638 * ipa-inline-transform.c (inline_call): When not updating
30639 overall summaries adjust self size by the growth estimate.
30640 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
30641 hash-set, do not update overall summaries here. Renamed from ...
30642 (inline_to_all_callers): ... this which is now wrapping the
30643 above and performing delayed overall summary update.
30644 (early_inline_small_functions): Delay updating of the overall
30647 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
30649 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
30652 2016-02-19 Jakub Jelinek <jakub@redhat.com>
30655 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
30656 :%* in %:gt() argument.
30657 (greater_than_spec_func): Adjust for expecting only numbers,
30658 if there are more than two numbers, compare the last two.
30660 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
30662 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
30663 -Wnarrowing with -std.
30665 2016-02-19 Jakub Jelinek <jakub@redhat.com>
30668 * expr.c (store_field): Don't use bit-field path if exp is
30669 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
30670 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
30671 and the assignment can be performed by bitwise copy. Formatting
30674 PR middle-end/69838
30675 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
30676 call copy_reg_eh_region_note_forward on before and/or after sequences
30677 and remove note from insn if it no longer can throw.
30680 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
30681 if TARGET_AVX512BW.
30683 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30685 * config/s390/vector.md: Add missing commutative operand markers
30686 to the patterns which qualify for one.
30687 * config/s390/vx-builtins.md: Likewise.
30689 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30691 * config/s390/vector.md (VI, VI_QHS): Add single element vector
30692 types to mode iterators.
30693 (vec_double): ... and mode attribute.
30694 * config/s390/vx-builtins.md (non_vec_int): Likewise.
30696 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30698 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
30699 Change the predicate of op2 from nonimmediate to general and let
30700 reload fix it if necessary.
30702 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30704 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
30706 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30708 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
30711 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30713 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
30714 * config/s390/s390.c (s390_expand_vec_movstr): New function.
30715 * config/s390/s390.md ("movstr<P:mode>"): Call
30716 s390_expand_vec_movstr.
30718 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30720 * config/s390/s390.md: Add missing output modifier for operand 1
30721 to print it as address properly.
30723 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30725 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
30726 * config/s390/2964.md: New file.
30727 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
30728 of insn grouping attributes depending on the CPU level.
30729 (s390_get_unit_mask): New function.
30730 (s390_sched_score): Remove the OOO from the scheduling macros.
30731 Add loop to calculate a score for the instruction mix.
30732 (s390_sched_reorder): Likewise plus improve debug output.
30733 (s390_sched_variable_issue): Rename macros as above. Calculate
30734 the unit distances after actually scheduling an insn. Improve
30736 (s390_sched_init): Clear last_scheduled_unit_distance array.
30737 * config/s390/s390.md: Include 2964.md.
30739 2016-02-18 Jakub Jelinek <jakub@redhat.com>
30742 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
30743 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
30744 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
30745 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
30746 *avx512f_<code>v8div16qi2_mask_1): New insns.
30748 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
30751 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
30754 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
30755 earlyclobber from target. Use wF constraint for fused memory
30757 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
30759 2016-02-18 Jakub Jelinek <jakub@redhat.com>
30760 Martin Liska <mliska@suse.cz>
30763 * cfgexpand.c (asan_sanitize_stack_p): New function.
30764 (partition_stack_vars): Use the function.
30765 (expand_stack_vars): Likewise.
30766 (defer_stack_allocation): Likewise.
30767 (expand_used_vars): Likewise.
30769 2016-02-18 Richard Biener <rguenther@suse.de>
30771 PR middle-end/69553
30772 * fold-const.c (operand_equal_p): Properly compare offsets for
30773 IMAGPART_EXPR and ARRAY_REF.
30775 2016-02-18 Nick Clifton <nickc@redhat.com>
30779 * config/arm/arm.c (arm_option_override_internal): Disable
30780 interworking if the target does not support thumb instructions.
30781 (arm_reload_in_hi): Handle the case where a register to register
30782 move needs reloading because there is no simple pattern to handle
30784 (arm_reload_out_hi): Likewise.
30786 2016-02-18 Richard Biener <rguenther@suse.de>
30788 PR middle-end/69854
30789 * match.pd: Don't use fold_binary or fold_unary for folding
30792 2016-02-17 Jakub Jelinek <jakub@redhat.com>
30795 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
30796 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
30797 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
30798 warn on gimple_no_warning_p statements.
30800 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
30802 * doc/extend.texi (C++ Attributes): Correct description of
30803 warn_unused type attribute.
30805 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
30807 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
30808 correct instruction.
30810 2016-02-17 Richard Biener <rguenther@suse.de>
30812 PR rtl-optimization/69609
30813 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
30814 (find_traces_1_round): When ending a trace update cached priority
30816 (bb_to_key): Use cached priority when available.
30817 (copy_bb): Initialize cached priority.
30818 (reorder_basic_blocks_software_trace_cache): Likewise.
30820 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
30823 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
30825 (aarch64_comparison_operator): Break overly long line into two.
30826 (aarch64_comparison_operation): Likewise.
30827 * config/aarch64/aarch64.md (cstorecc4): Use
30828 aarch64_comparison_operator_mode instead of
30829 aarch64_comparison_operator.
30830 (cstore<mode>4): Likewise.
30831 (aarch64_cstore<mode>): Likewise.
30832 (*cstoresi_insn_uxtw): Likewise.
30833 (cstore<mode>_neg): Likewise.
30834 (*cstoresi_neg_uxtw): Likewise.
30836 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
30839 * config/arm/predicates.md (arm_comparison_operator_mode):
30841 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
30842 instead of arm_comparison_operator.
30843 (*mov_negscc): Likewise.
30844 (*mov_notscc): Likewise.
30845 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
30846 (*thumb2_mov_negscc): Likewise.
30847 (*thumb2_mov_negscc_strict_it): Likewise.
30848 (*thumb2_mov_notscc): Likewise.
30849 (*thumb2_mov_notscc_strict_it): Likewise.
30851 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
30853 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
30854 Add missing return.
30856 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
30858 * config/visium/visium.c (machine_libfunc_index): New enum.
30859 (machine_libfuncs): New structure.
30860 (visium_libfuncs): New static variable.
30861 (TARGET_INIT_LIBFUNCS): Define to...
30862 (visium_init_libfuncs): ...this. New function.
30863 (expand_block_move_4): Use the appropriate libfunc.
30864 (expand_block_move_2): Likewise.
30865 (expand_block_move_1): Likewise.
30866 (expand_block_set_4): Likewise.
30867 (expand_block_set_2): Likewise.
30868 (expand_block_set_1): Likewise.
30869 (visium_trampoline_init): Likewise.
30871 2016-02-17 Nick Clifton <nickc@redhat.com>
30873 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
30874 TI's devices.csv file as of March 2016.
30876 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
30879 * opts-global.c (handle_common_deferred_options): Introduce and
30880 initialize two global variables to remember command-line options
30881 specifying a stack-limiting register.
30882 * opts.h: Add extern declarations of the two new global variables.
30883 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
30884 variable based on the values of the two new global variables.
30886 2016-02-16 Jakub Jelinek <jakub@redhat.com>
30889 * common.opt (Wnonnull-compare): New warning.
30890 * doc/invoke.texi (-Wnonnull): Remove text about comparison
30891 of arguments against NULL.
30892 (-Wnonnull-compare): Document.
30893 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
30894 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
30895 * passes.def (pass_warn_nonnull_compare): Add.
30896 * gimple-ssa-nonnull-compare.c: New file.
30898 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
30900 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
30901 AARCH64_EXTRA_TUNE_RECIP_SQRT.
30903 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
30905 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
30906 reciprocal sqrt for -mlow-precision-recip-sqrt.
30908 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
30909 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
30911 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
30912 always use lane loads to construct non-constant vectors.
30914 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
30916 * config/aarch64/aarch64.md
30917 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
30918 constraints for operand 3.
30919 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
30921 2016-02-16 Jakub Jelinek <jakub@redhat.com>
30922 Richard Biener <rguenther@suse.de>
30924 PR tree-optimization/69820
30925 * tree-vect-patterns.c (type_conversion_p): Return false if
30926 *orig_type is unsigned single precision or boolean.
30927 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
30930 2016-02-16 Jakub Jelinek <jakub@redhat.com>
30932 PR rtl-optimization/69764
30933 PR rtl-optimization/69771
30934 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
30935 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
30937 2016-02-16 Richard Biener <rguenther@suse.de>
30939 PR tree-optimization/69776
30940 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
30942 (indirect_refs_may_alias_p): Likewise.
30943 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
30944 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
30945 according to tbaa_p.
30946 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
30947 (optimize_stmt): For redundant store discovery do not allow tbaa.
30949 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
30951 PR tree-optimization/69714
30952 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
30953 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
30955 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
30957 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
30958 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
30959 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
30960 * config/arc/arc.c (arc_init): Check FPU options.
30961 (get_arc_condition_code): Handle new CC_FPU* modes.
30962 (arc_select_cc_mode): Likewise.
30963 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
30964 register pair only. Allow access for ARCv2 accumulator.
30965 (gen_compare_reg): Whenever we have FPU support use FPU compare
30967 (arc_reorg): Don't generate brcc insns when FPU compare
30968 instructions are involved.
30969 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
30970 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
30971 floating point emulation.
30972 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
30973 (REVERSE_CONDITION): Add new CC_FPU* modes.
30974 (TARGET_FP_SP_BASE): Define.
30975 (TARGET_FP_DP_BASE): Likewise.
30976 (TARGET_FP_SP_FUSED): Likewise.
30977 (TARGET_FP_DP_FUSED): Likewise.
30978 (TARGET_FP_SP_CONV): Likewise.
30979 (TARGET_FP_DP_CONV): Likewise.
30980 (TARGET_FP_SP_SQRT): Likewise.
30981 (TARGET_FP_DP_SQRT): Likewise.
30982 (TARGET_FP_DP_AX): Likewise.
30983 * config/arc/arc.md (ARCV2_ACC): New constant.
30984 (type): New fpu type attribute.
30985 (SDF): Conditional iterator.
30986 (cstore<mode>, cbranch<mode>): Change expand condition.
30987 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
30988 handles FPU/FPX cases as well.
30989 * config/arc/arc.opt (mfpu): New option.
30990 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
30992 (adddf3, muldf3, subdf3): Removed.
30993 * config/arc/predicates.md (proper_comparison_operator): Recognize
30995 * config/arc/fpu.md: New file.
30996 * doc/invoke.texi (ARC Options): Document mfpu option.
30998 2016-02-16 Richard Biener <rguenther@suse.de>
31000 PR rtl-optimization/69291
31001 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
31002 noce_operand_ok check.
31004 2016-02-16 Tom de Vries <tom@codesourcery.com>
31007 * omp-low.c (simd_clone_create): Remove call to
31008 symtab->call_cgraph_insertion_hooks.
31010 2016-02-16 Jakub Jelinek <jakub@redhat.com>
31012 PR tree-optimization/69802
31013 * tree-ssa-reassoc.c (update_range_test): If op is
31014 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
31015 op == 1 test of precision 1 integral op, otherwise handle
31016 that case as op itself. Fix up formatting.
31017 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
31020 2016-02-16 Richard Biener <rguenther@suse.de>
31022 PR tree-optimization/69586
31023 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
31024 types for conversion sources.
31026 2016-02-16 Richard Biener <rguenther@suse.de>
31028 PR middle-end/69801
31029 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
31030 mask OEP_ADDRESS_OF.
31032 2016-02-16 Alan Modra <amodra@gmail.com>
31035 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
31036 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
31037 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
31039 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
31040 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
31041 (p8_fmrgow_<mode>): Likewise.
31042 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
31044 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
31045 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
31046 to use movdi_internal64. Remove op0_di.
31047 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
31049 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
31051 Add support for the FCCMP insn types
31053 * config/aarch64/aarch64.md (fccmp): Change insn type.
31054 (fccmpe): Likewise.
31055 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
31056 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
31057 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
31058 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
31059 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
31060 * config/arm/types.md (fccmps): Add new insn type.
31061 (fccmpd): Likewise.
31063 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
31065 * alias.c (get_alias_set): Fix a typo in comment.
31067 2016-02-15 Richard Biener <rguenther@suse.de>
31069 PR tree-optimization/69595
31070 * match.pd: Complete range test simplification to true.
31072 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
31074 PR rtl-optimization/69648
31075 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
31076 pic_offset_table_rtx.
31078 PR rtl-optimization/69752
31079 * ira.c (update_equiv_regs): When looking for more than a single SET,
31080 also take other side effects into account.
31082 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
31084 * config/s390/s390.c (s390_function_profiler): Add a new sequence
31085 for z900+ CPUs in 31-bit mode.
31087 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
31089 * common/config/s390/s390-common.c (s390_supports_split_stack):
31091 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
31092 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
31093 * config/s390/s390.c (struct machine_function): New field
31094 split_stack_varargs_pointer.
31095 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
31096 in s390_emit_prologue.
31097 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
31099 (morestack_ref): New global.
31100 (SPLIT_STACK_AVAILABLE): New macro.
31101 (s390_expand_split_stack_prologue): New function.
31102 (s390_live_on_entry): New function.
31103 (s390_va_start): Use split-stack vararg pointer if appropriate.
31104 (s390_asm_file_end): Emit the split-stack note sections.
31105 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
31106 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
31107 (UNSPECV_SPLIT_STACK_CALL): New unspec.
31108 (UNSPECV_SPLIT_STACK_DATA): New unspec.
31109 (split_stack_prologue): New expand.
31110 (split_stack_space_check): New expand.
31111 (split_stack_data): New insn.
31112 (split_stack_call): New expand.
31113 (split_stack_call_*): New insn.
31114 (split_stack_cond_call): New expand.
31115 (split_stack_cond_call_*): New insn.
31117 2016-02-15 Richard Biener <rguenther@suse.de>
31119 PR tree-optimization/69783
31120 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
31121 Add trivially correct cases.
31123 2016-02-15 Tom de Vries <tom@codesourcery.com>
31126 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
31128 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
31130 2016-02-15 Richard Biener <rguenther@suse.de>
31132 PR tree-optimization/69776
31133 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
31134 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
31135 indicate whether we can use TBAA to disambiguate against stores.
31136 Use alias-set zero if not.
31137 (visit_reference_op_store): Do not use TBAA when looking up
31139 * tree-ssa-pre.c (compute_avail): Use TBAA here.
31140 (eliminate_dom_walker::before_dom_children): But not when looking
31141 up redundant stores.
31143 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
31145 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
31147 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
31149 * config/i386/znver1.md
31150 (znver1_pop, znver1_pop_mem,
31151 znver1_load_imov_double_store,
31152 znver1_load_imov_direct_store,
31153 znver1_load_imov_direct_load,
31154 znver1_load_imov_double_load): Add new.
31155 (znver1_insn, znver1_insn_load): Add icmov type.
31156 (znver1_sseavx_fma,
31157 znver1_sseavx_fma_load,
31159 znver1_avx256_fma_load): Fix pipe usage.
31161 2016-02-14 Alan Modra <amodra@gmail.com>
31164 * reload.c (find_reloads_address_1): For pre/post-inc/dec
31165 with an invalid hard reg, reload just the reg not the entire
31166 pre/post-inc/dec address expression.
31168 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
31171 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
31172 fixed R1_REG scratch reg.
31173 (sibcall_value_pcrel_fdpic): Likewise.
31175 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
31179 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
31181 2016-02-12 Walter Lee <walt@tilera.com>
31183 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
31184 * config/tilegx/t-tilegx: Likewise.
31186 2016-02-12 David Malcolm <dmalcolm@redhat.com>
31189 * diagnostic-show-locus.c (struct line_span): New struct.
31190 (layout::get_first_line): Delete.
31191 (layout::get_last_line): Delete.
31192 (layout::get_num_line_spans): New member function.
31193 (layout::get_line_span): Likewise.
31194 (layout::print_heading_for_line_span_index_p): Likewise.
31195 (layout::get_expanded_location): Likewise.
31196 (layout::calculate_line_spans): Likewise.
31197 (layout::m_first_line): Delete.
31198 (layout::m_last_line): Delete.
31199 (layout::m_line_spans): New field.
31200 (layout::layout): Update comment. Replace m_first_line and
31201 m_last_line with m_line_spans, replacing their initialization
31202 with a call to calculate_line_spans.
31203 (diagnostic_show_locus): When printing source lines and
31204 annotations, rather than looping over a single span
31205 of lines, instead loop over each line_span within
31206 the layout, with an inner loop over the lines within them.
31207 Call the context's start_span callback when changing line spans.
31208 * diagnostic.c (diagnostic_initialize): Initialize start_span.
31209 (diagnostic_build_prefix): Break out the building of the location
31210 part of the string into...
31211 (diagnostic_get_location_text): ...this new function, rewriting
31212 it from nested ternary expressions to a sequence of "if"
31214 (default_diagnostic_start_span_fn): New function.
31215 * diagnostic.h (diagnostic_start_span_fn): New typedef.
31216 (diagnostic_context::start_span): New field.
31217 (default_diagnostic_start_span_fn): New prototype.
31219 2016-02-12 David Malcolm <dmalcolm@redhat.com>
31222 * gcc.c (driver::finalize): Fix cleanup of "specs".
31224 2016-02-12 David Malcolm <dmalcolm@redhat.com>
31228 * gcc.c (driver::driver): Initialize m_option_suggestions.
31229 (driver::~driver): Clean up m_option_suggestions.
31230 (suggest_option): Convert to...
31231 (driver::suggest_option): ...this, and split out into
31232 driver::build_option_suggestions and find_closest_string.
31233 (driver::build_option_suggestions): New function, from
31234 first half of suggest_option. Special-case
31235 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
31236 the sanitizer_opts array. For options of enum types, add the
31237 various enum values to the candidate strings.
31238 (driver::handle_unrecognized_options): Remove "const".
31239 * gcc.h (driver::handle_unrecognized_options): Likewise.
31240 (driver::build_option_suggestions): New decl.
31241 (driver::suggest_option): New decl.
31242 (driver::m_option_suggestions): New field.
31243 * opts-common.c (add_misspelling_candidates): New function.
31244 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
31245 and make non-static.
31246 * opts.h (sanitizer_opts): New array decl.
31247 (add_misspelling_candidates): New function decl.
31248 * spellcheck.c (find_closest_string): New function.
31249 * spellcheck.h (find_closest_string): New function decl.
31251 2016-02-12 Jakub Jelinek <jakub@redhat.com>
31253 PR rtl-optimization/69764
31254 PR rtl-optimization/69771
31255 * optabs.c (expand_binop_directly): For shift_optab_p, force
31256 convert_modes with VOIDmode if xop1 has VOIDmode.
31258 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
31261 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
31262 to correctly determine instrumentation thunks.
31264 2016-02-12 Jakub Jelinek <jakub@redhat.com>
31267 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
31268 type by reference, force lhs on the call.
31271 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
31272 Compute retval and retbnd early in all cases if split_part_return_p
31273 and return_bb is not EXIT. Remove all clobber stmts and reset
31274 all debug stmts that refer to SSA_NAMEs defined in split part,
31275 except if it is retval, in that case replace the old retval with the
31276 lhs of the call to the split part.
31278 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
31281 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
31283 PR middle-end/66726
31284 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
31285 whose result is used in PHI.
31286 (maybe_optimize_range_tests): Likewise.
31287 (final_range_test_p): Likweise.
31289 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
31291 PR middle-end/66726
31292 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
31293 whose result is used in PHI.
31294 (maybe_optimize_range_tests): Likewise.
31295 (final_range_test_p): Likweise.
31297 2016-02-12 Jakub Jelinek <jakub@redhat.com>
31299 * cgraph.c: Spelling fixes - behaviour -> behavior and
31300 neighbour -> neighbor.
31301 * target.def: Likewise.
31302 * sel-sched.c: Likewise.
31303 * config/mips/mips.c: Likewise.
31304 * config/arc/arc.md: Likewise.
31305 * config/arm/cortex-a57.md: Likewise.
31306 * config/arm/arm.c: Likewise.
31307 * config/arm/neon.md: Likewise.
31308 * config/arm/arm-c.c: Likewise.
31309 * config/vms/vms-c.c: Likewise.
31310 * config/s390/s390.c: Likewise.
31311 * config/i386/znver1.md: Likewise.
31312 * config/i386/i386.c: Likewise.
31313 * config/ia64/hpux-unix2003.h: Likewise.
31314 * config/msp430/msp430.md: Likewise.
31315 * config/rx/rx.c: Likewise.
31316 * config/rx/rx.md: Likewise.
31317 * config/aarch64/aarch64-simd.md: Likewise.
31318 * config/aarch64/aarch64.c: Likewise.
31319 * config/nvptx/nvptx.c: Likewise.
31320 * config/bfin/bfin.c: Likewise.
31321 * config/cris/cris.opt: Likewise.
31322 * config/rs6000/rs6000.c: Likewise.
31323 * target.h: Likewise.
31324 * spellcheck.c: Likewise.
31325 * ira-build.c: Likewise.
31326 * tree-inline.c: Likewise.
31327 * builtins.c: Likewise.
31328 * lra-constraints.c: Likewise.
31329 * explow.c: Likewise.
31330 * hwint.h: Likewise.
31331 * targhooks.c: Likewise.
31332 * tree-vect-data-refs.c: Likewise.
31333 * expr.c: Likewise.
31334 * doc/tm.texi: Likewise.
31335 * doc/extend.texi: Likewise.
31336 * doc/install.texi: Likewise.
31337 * doc/md.texi: Likewise.
31338 * tree-ssa-tail-merge.c: Likewise.
31339 * sched-int.h: Likewise.
31340 * match.pd: Likewise.
31341 * sched-ebb.c: Likewise.
31342 * target.def (omit_struct_return_reg): Likewise.
31343 * gimple-ssa-isolate-paths.c: Likewise.
31344 (find_implicit_erroneous_behaviour): Renamed to...
31345 (find_implicit_erroneous_behavior): ... this.
31346 (find_explicit_erroneous_behaviour): Renamed to...
31347 (find_explicit_erroneous_behavior): ... this.
31348 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
31350 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
31352 PR rtl-optimization/64682
31353 PR rtl-optimization/69567
31354 PR rtl-optimization/69737
31355 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
31356 in I2 as well, just lose it.
31358 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
31360 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
31362 (aarch64_last_printed_tune_string): Likewise.
31363 (aarch64_declare_function_name): Only output .arch assembler
31364 directive if it will be different from the previously output
31365 directive. Same for .tune comment but only if -dA is set.
31366 (aarch64_start_file): New function.
31367 (TARGET_ASM_FILE_START): Define.
31369 2016-02-11 David Malcolm <dmalcolm@redhat.com>
31372 * Makefile.in (PLUGIN_HEADERS): Add params.list.
31374 2016-02-11 Jakub Jelinek <jakub@redhat.com>
31377 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
31378 -Wmaybe-uninitialized warning.
31380 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
31383 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
31385 2016-02-11 Richard Biener <rguenther@suse.de>
31387 PR rtl-optimization/69291
31388 * ifcvt.c (noce_try_store_flag_constants): Do not allow
31389 subexpressions affected by changing the result.
31391 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
31394 * lra-constraints.c (curr_insn_transform): Find in/out operands
31395 for secondary memory moves. Update dups.
31397 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
31399 PR tree-optimization/69652
31400 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
31401 to nested loop, did source re-formatting, skip debug statements,
31402 add check on statement with volatile operand, remove dead scalar
31405 2016-02-10 Jakub Jelinek <jakub@redhat.com>
31406 Patrick Palka <ppalka@gcc.gnu.org>
31410 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
31411 calls if the return type is TREE_ADDRESSABLE.
31412 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
31413 * ipa-split.c (split_function): Fix doubled "we" in comment.
31414 Use void return type for the split part even if
31415 !split_point->split_part_set_retval.
31417 2016-02-10 Bin Cheng <bin.cheng@arm.com>
31419 PR tree-optimization/68021
31420 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
31421 when computing the value of biv cand by itself.
31423 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
31425 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
31426 (cortexa57_tunings): Likewise.
31427 (cortexa72_tunings): Likewise.
31428 (arch_macro_fusion_pair_p): Add support for AES fusion.
31429 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
31430 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
31431 Allow virtual registers before reload so early scheduling works.
31432 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
31433 correct latency and pipeline.
31434 (cortex_a57_crypto_complex): Likewise.
31435 (cortex_a57_crypto_xor): Likewise.
31436 (define_bypass): Add AES bypass.
31438 2016-02-10 Richard Biener <rguenther@suse.de>
31440 PR tree-optimization/69726
31441 * passes.def: Add DCE pass before late uninit.
31442 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
31443 really fixup if-conversions job.
31445 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
31447 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
31448 (arm_cortex_a57_tune): Likewise.
31449 (aarch_macro_fusion_pair_p): Add support for AES fusion.
31450 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
31452 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
31454 * timevar.def (TV_PHASE_DBGINFO): Delete.
31455 (TV_PHASE_CHECK_DBGINFO): Likewise.
31456 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
31458 2016-02-10 Richard Biener <rguenther@suse.de>
31460 PR tree-optimization/69719
31461 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
31462 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
31464 2016-02-09 Andrew Pinski <apinski@cavium.com>
31467 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
31468 get_vcond_mask_icode returns false.
31470 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
31473 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
31474 an ADDIS that adds a pointer to a large constant that sets the
31475 upper16 bits with a load operation.
31477 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
31480 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
31482 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
31484 (vzipq_s16): Likewise.
31485 (vzipq_s32): Likewise.
31486 (vzipq_f32): Likewise.
31487 (vzipq_u8): Likewise.
31488 (vzipq_u16): Likewise.
31489 (vzipq_u32): Likewise.
31490 (vzipq_p8): Likewise.
31491 (vzipq_p16): Likewise.
31493 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
31496 * config/arm/arm.c (neon_endian_lane_map): New function.
31497 (neon_vector_pair_endian_lane_map): New function.
31498 (arm_evpc_neon_vuzp): Allow for big endian lane order.
31499 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
31501 (vuzpq_s16): Likewise.
31502 (vuzpq_s32): Likewise.
31503 (vuzpq_f32): Likewise.
31504 (vuzpq_u8): Likewise.
31505 (vuzpq_u16): Likewise.
31506 (vuzpq_u32): Likewise.
31507 (vuzpq_p8): Likewise.
31508 (vuzpq_p16): Likewise.
31510 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
31513 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
31516 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
31518 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
31519 truncate const_int operand 1 to QImode.
31521 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
31523 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
31524 corresponding to an abnormal edge.
31526 2016-02-09 Tom de Vries <tom@codesourcery.com>
31528 PR tree-optimization/69599
31529 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
31531 (find_func_aliases_for_builtin_call, find_func_clobbers)
31532 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
31535 2016-02-09 Richard Biener <rguenther@suse.de>
31537 PR tree-optimization/69715
31538 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
31539 LHS on calls as non-rewritable.
31541 2016-02-09 Tom de Vries <tom@codesourcery.com>
31544 * lto-wrapper.c (append_diag_options): New function.
31545 (compile_offload_image): Call append_diag_options.
31547 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
31550 * doc/extend.texi (Flag Output Operands): Correct sectioning.
31551 Minor copy-edit to fix verb tenses.
31553 2016-02-08 Jakub Jelinek <jakub@redhat.com>
31555 PR tree-optimization/69209
31556 * ipa-split.c (split_function): If split part is not
31557 returning retval, retval has gimple type but is not
31558 gimple value, force it into a SSA_NAME first.
31560 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
31562 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
31565 2016-02-08 Jason Merrill <jason@redhat.com>
31568 * convert.c (convert_to_integer_1): Check dofold on truncation
31570 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
31571 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
31572 Rename from *_nofold.
31573 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
31574 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
31576 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
31579 * tree.c (build_common_tree_nodes): Remove short_double argument.
31580 All callers changed.
31581 * tree.h (build_common_tree_nodes): Adjust declaration.
31582 * doc/invoke.texi (-fshort-double): Remove documentation.
31583 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
31584 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
31585 * lto-wrapper.c (merge_and_complain, append_compiler_options)
31586 (append_linker_options): Don't handle OPT_fshort_double.
31588 PR rtl-optimization/68730
31589 * lra-remat.c (insn_to_cand_activation): New static variable.
31590 (lra_remat): Allocate and free it.
31591 (create_cand): New arg activation. Initialize a field in
31592 insn_to_cand_activation if it is nonnull.
31593 (create_cands): Pass the activation insn to create_cand when making
31594 a candidate involving an output reload. Reorganize code a little.
31595 (do_remat): Keep track of active status of candidates in a separate
31598 2016-02-08 Richard Biener <rguenther@suse.de>
31600 PR tree-optimization/69719
31601 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
31602 Properly use absolute of the difference of the two offsets to
31603 compare or adjust the segment length.
31605 2016-02-08 Richard Biener <rguenther@suse.de>
31606 Jeff Law <law@redhat.com>
31609 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
31610 types for anonymous SSA names.
31612 2016-02-08 Richard Biener <rguenther@suse.de>
31614 PR rtl-optimization/69274
31615 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
31617 2016-02-08 Jeff Law <law@redhat.com>
31619 PR tree-optimization/65917
31620 * tree-ssa-dom.c (record_temporary_equivalences): Record both
31621 equivalences from if (x == y) style conditionals.
31622 (loop_depth_of_name): Remove.
31623 (record_equality): Remove loop depth check.
31624 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
31625 (const_and_copies::record_const_or_copy_raw): New member function.
31626 * tree-ssa-scopedtables.c
31627 (const_and_copies::record_const_or_copy_raw): New, factored out of
31628 (const_and_copies::record_const_or_copy): Call new member function.
31630 2016-02-05 Jeff Law <law@redhat.com>
31632 PR tree-optimization/68541
31633 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
31634 (count_stmts_in_block): New function.
31635 (poor_ifcvt_candidate_code): Likewise.
31636 (is_feasible_trace): Add some heuristics to determine when path
31637 splitting is profitable.
31638 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
31639 is a diamond with a single exit.
31641 2016-02-05 Martin Sebor <msebor@redhat.com>
31644 * doc/invoke.texi: Update -Wplacement-new to take an optional
31647 2016-02-06 Richard Henderson <rth@redhat.com>
31650 * tree.c (tree_nop_conversion_p): Do not strip casts into or
31651 out of non-standard address spaces.
31653 2016-02-05 Jakub Jelinek <jakub@redhat.com>
31655 PR rtl-optimization/69691
31656 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
31658 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
31660 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
31661 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
31662 (*ieee128_mfvsrd_64bit): Likewise.
31663 (*ieee128_mfvsrd_32bit): Likewise.
31665 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
31669 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
31671 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
31672 instrumented_version.
31674 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
31676 * doc/invoke.texi (Optimize Options): In table of --param options
31677 rename second occurrence of tracer-min-branch-ratio to
31678 tracer-min-branch-probability, rename
31679 tracer-min-branch-ratio-feedback to
31680 tracer-min-branch-probability-feedback and clarify description,
31681 rename sched-spec-state-edge-prob-cutoff to
31682 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
31683 to selsched-insns-to-rename, rename lto-minpartition to
31684 lto-min-partition, delete reorder-blocks-duplicate and
31685 reorder-blocks-duplicate-feedback.
31687 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
31689 * config/s390/s390.c (s390_register_info_set_ranges): Remove
31692 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
31694 * doc/extend.texi: S/390: Correct some typos.
31696 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
31698 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
31700 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
31703 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
31704 (s390_register_info_gprtofpr): Use new macros above.
31705 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
31707 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
31708 its name. Adjust restore and save gpr ranges.
31709 (s390_register_info_set_ranges): New function.
31710 (s390_register_info): Use new macros above. Call
31711 s390_register_info_set_ranges.
31712 (s390_optimize_register_info): Likewise.
31713 (s390_hard_regno_rename_ok): Use new macros.
31714 (s390_hard_regno_scratch_ok): Likewise.
31715 (s390_emit_epilogue): Likewise.
31716 (s390_can_use_return_insn): Likewise.
31717 (s390_optimize_prologue): Likewise.
31718 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
31720 2016-02-05 Jakub Jelinek <jakub@redhat.com>
31723 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
31725 (ix86_option_override_internal): Disable TARGET_STV even for
31726 -m{incoming,preferred}-stack-boundary=3.
31728 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
31730 * config.gcc: Mark deprecated rtems targets as obsolete.
31732 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
31734 PR rtl-optimization/64682
31735 PR rtl-optimization/69567
31736 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
31737 before I2 only if the register is both used and set in I2.
31739 2016-02-04 DJ Delorie <dj@redhat.com>
31741 * config/msp430/msp430.c (msp430_start_function): Add function type.
31743 2016-02-04 Jakub Jelinek <jakub@redhat.com>
31746 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
31748 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
31750 PR rtl-optimization/69577
31752 2015-10-29 Richard Henderson <rth@redhat.com>
31756 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
31757 sse check to the exact conditions of PR 67609.
31759 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
31762 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
31763 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
31764 not allowed into the traditional Altivec registers.
31765 (movtd_64bit_nodm): Likewise.
31766 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
31768 2016-02-04 David Malcolm <dmalcolm@redhat.com>
31770 * config/aarch64/cortex-a57-fma-steering.c
31771 (aarch64_register_fma_steering): Remove "static" from arguments
31774 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
31777 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
31778 twice when complex.
31780 2016-02-04 Mike Frysinger <vapier@gentoo.org>
31782 * doc/invoke.texi: Delete -mno-fma4.
31784 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
31786 PR rtl-optimization/69577
31787 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
31788 (find_subregs_of_mode): Update accordingly. Iterate over partial
31791 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
31793 * config/arm/arm-protos.h (neon_reinterpret): Remove.
31794 * config/arm/arm.c (neon_reinterpret): Remove.
31795 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
31796 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
31797 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
31798 vreinterpretti): Remove.
31799 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
31800 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
31801 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
31802 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
31803 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
31804 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
31805 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
31806 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
31807 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
31808 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
31809 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
31810 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
31811 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
31812 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
31813 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
31814 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
31815 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
31816 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
31817 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
31818 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
31819 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
31820 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
31821 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
31822 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
31823 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
31824 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
31825 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
31826 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
31827 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
31828 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
31829 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
31830 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
31831 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
31832 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
31833 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
31834 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
31835 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
31836 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
31837 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
31838 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
31839 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
31840 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
31841 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
31842 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
31843 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
31844 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
31845 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
31846 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
31847 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
31848 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
31849 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
31850 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
31851 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
31852 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
31853 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
31854 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
31855 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
31856 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
31857 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
31858 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
31859 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
31860 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
31861 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
31862 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
31863 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
31864 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
31865 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
31866 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
31867 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
31868 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
31869 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
31870 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
31871 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
31872 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
31873 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
31874 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
31875 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
31876 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
31877 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
31878 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
31879 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
31880 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
31881 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
31882 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
31883 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
31884 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
31885 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
31886 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
31887 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
31888 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
31889 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
31890 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
31891 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
31892 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
31893 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
31894 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
31895 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
31896 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
31897 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
31898 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
31899 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
31900 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
31901 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
31903 2016-02-04 Martin Liska <mliska@suse.cz>
31906 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
31907 that are gimple_store_p.
31908 (maybe_instrument_call): Likewise.
31910 2016-02-04 Bin Cheng <bin.cheng@arm.com>
31912 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
31913 register scaling out of memory reference and comment why.
31915 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
31919 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
31920 folding the source of a SET.
31922 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
31926 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
31927 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
31929 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
31933 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
31936 2016-02-04 Christian Bruel <christian.bruel@st.com>
31938 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
31939 * config/arm/arm.c (arm_set_current_function): Likewise.
31941 2016-02-04 Jakub Jelinek <jakub@redhat.com>
31942 Ilya Enkovich <enkovich.gnu@gmail.com>
31943 H.J. Lu <hongjiu.lu@intel.com>
31946 * config/i386/i386.c (convert_scalars_to_vector): Remove
31947 stack alignment fixes.
31948 (ix86_option_override_internal): Disable TARGET_STV if stack
31949 might not be aligned enough.
31950 (ix86_minimum_alignment): Assert that TARGET_STV is false.
31952 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
31954 * config/i386/x86-tune.def: Disable default prefetching
31957 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
31958 Vladimir Makarov <vmakarov@redhat.com>
31961 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
31962 in validating fused toc addresses.
31964 2016-02-03 Jakub Jelinek <jakub@redhat.com>
31967 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
31968 range->m_caret fields if range->m_show_caret_p is false.
31971 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
31972 Force oldval into register if it does not satisfy reg_or_short_operand
31973 predicate. Fix up formatting.
31975 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
31976 Alexandre Oliva <aoliva@redhat.com>
31979 * lra-constraints.c (simplify_operand_subreg): Check additionally
31980 address validity after potential reloading.
31981 (process_address_1): Check insns validity. In case of failure do
31984 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
31987 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
31990 2016-02-02 Jakub Jelinek <jakub@redhat.com>
31992 * wide-int.cc (canonize_uhwi): New function.
31993 (wi::divmod_internal): Use it.
31995 2016-02-02 James Norris <jnorris@codesourcery.com>
31997 * gimplify.c (omp_notice_variable): Add usage check.
31999 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
32001 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
32002 like LE, GE, LT, GT when emitting relational operator.
32004 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
32006 * ira-costs.c (find_costs_and_classes): Add extra argument.
32007 * target.def (ira_change_pseudo_allocno_class): Add parameter.
32008 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
32009 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
32010 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
32011 Add best_class parameter, and return it if not ALL_REGS.
32012 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
32014 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
32015 Update target hook.
32017 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
32019 * config/aarch64/aarch64.c
32020 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
32021 (aarch64_ira_change_pseudo_allocno_class): New function.
32023 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
32026 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
32028 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
32030 * config/avr/avr.c (avr_option_override): Set
32031 PARAM_ALLOW_STORE_DATA_RACES to 1.
32033 2016-02-02 Richard Biener <rguenther@suse.de>
32035 PR tree-optimization/69595
32036 * match.pd: Add range test simplifications to true/false.
32038 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
32040 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
32041 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
32044 2016-02-02 Richard Biener <rguenther@suse.de>
32046 PR tree-optimization/69606
32047 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
32048 info on the result before moving a stmt.
32050 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
32052 PR middle-end/68542
32053 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
32054 branch with vector comparison.
32055 * config/i386/sse.md (VI48_AVX): New mode iterator.
32056 (define_expand "cbranch<mode>4): Add support for conditional branch
32057 with vector comparison.
32058 * tree-vect-loop.c (optimize_mask_stores): New function.
32059 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
32060 has_mask_store field of vect_info.
32061 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
32062 vectorized loops having masked stores after vec_info destroy.
32063 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
32064 correspondent macros.
32065 (optimize_mask_stores): Add prototype.
32067 2016-02-02 Alan Modra <amodra@gmail.com>
32070 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
32073 2016-02-02 Alan Modra <amodra@gmail.com>
32076 * config/rs6000/rs6000.c (need_toc_init): New var, set it
32077 whenever toc_label_name used.
32078 (rs6000_file_start): Don't set up toc section here,
32079 (rs6000_output_function_epilogue): do so here instead,
32080 (rs6000_xcoff_file_start): and here.
32081 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
32082 (load_toc_aix_di): Likewise.
32084 2016-02-01 Jakub Jelinek <jakub@redhat.com>
32086 PR rtl-optimization/69592
32087 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
32088 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
32089 (num_sign_bit_copies_binary_arith_p): New inline function.
32090 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
32092 2016-02-01 Jeff Law <law@redhat.com>
32094 PR tree-optimization/69580
32095 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
32096 * tree-ssa-threadbackward.c
32097 (fsm_find_control_statement_thread_paths): Do not try to walk
32098 through large PHI nodes.
32100 2016-02-01 Jakub Jelinek <jakub@redhat.com>
32102 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
32103 when count is incremented above limit, don't analyze further
32106 * omp-low.c (oacc_parse_default_dims): Avoid
32107 -Wsign-compare warning, make sure value fits into int
32108 rather than just unsigned int.
32110 2016-02-01 Bin Cheng <bin.cheng@arm.com>
32112 PR tree-optimization/67921
32113 * fold-const.c (split_tree): New parameters. Convert pointer
32114 type variable part to proper type before negating.
32115 (fold_binary_loc): Pass new arguments to split_tree.
32117 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
32119 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
32120 (nvptx_goacc_validate_dims): Extend to handle global defaults.
32121 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
32122 * doc/tm.texti: Rebuilt.
32123 * doc/invoke.texi (fopenacc-dim): Document.
32124 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
32125 (append_compiler_options): Likewise.
32126 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
32127 (oacc_parse_default_dims): New.
32128 (oacc_validate_dims): Add USED arg. Select non-unity default when
32130 (oacc_loop_fixed_partitions): Return mask of used partitions.
32131 (oacc_loop_auto_partitions): Emit dump info.
32132 (oacc_loop_partition): Return mask of used partitions.
32133 (execute_oacc_device_lower): Parse default dimension arg. Adjust
32134 loop partitioning and validation calls.
32136 2016-02-01 Richard Biener <rguenther@suse.de>
32138 PR middle-end/69556
32139 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
32141 2016-02-01 Richard Biener <rguenther@suse.de>
32143 PR tree-optimization/69574
32144 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
32145 of asserting return chrec_dont_know.
32147 2016-02-01 Martin Liska <mliska@suse.cz>
32149 * mem-stats-traits.h: Add copyright header.
32150 * mem-stats.h: Likewise.
32152 2016-02-01 Richard Biener <rguenther@suse.de>
32154 PR tree-optimization/69579
32155 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
32156 Do not propagate through abnormal PHI results.
32158 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
32160 * postreload.c (reload_cse_simplify): Remove dead code.
32162 2016-02-01 Jakub Jelinek <jakub@redhat.com>
32164 PR rtl-optimization/69570
32165 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
32166 if there is more than one set, not if there is a single set.
32168 2016-02-01 Richard Henderson <rth@redhat.com>
32171 * combine.c (make_compound_operation): When looking through a
32172 subreg, make sure to re-extend to the width of the outer mode.
32174 2016-01-30 Jakub Jelinek <jakub@redhat.com>
32176 PR tree-optimization/69546
32177 * wide-int.cc (wi::divmod_internal): For unsigned division
32178 where both operands fit into uhwi, if o1 is 1 and o0 has
32179 msb set, if divident_prec is larger than bits per hwi,
32180 clear another quotient word and return 2 instead of 1.
32181 Similarly for remainder with msb in HWI set, if dividend_prec
32182 is larger than bits per hwi.
32184 2016-01-29 Martin Jambor <mjambor@suse.cz>
32186 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
32187 Use short lowercase names.
32188 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
32189 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
32190 acq_rel one. Protect warning agains segfaults if
32191 get_memory_order_name returns NULL.
32192 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
32193 with release semantics. Do not warn if get_memory_order already did.
32194 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
32195 semantics. Fix check for relaxed or acquire semantics. Do not warn
32196 if get_memory_order already did.
32198 2016-01-29 Sebastian Pop <s.pop@samsung.com>
32200 * doc/install.texi: Document that isl-0.16 is supported.
32202 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
32205 * config/i386/constraints.md (Bm): Describe as special memory
32207 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
32208 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
32209 * genpreds.c (struct constraint_data): Add is_special_memory.
32210 (have_special_memory_constraints, special_memory_start): New
32212 (special_memory_end): Ditto.
32213 (add_constraint): Add new arg is_special_memory. Add code to
32214 process its true value. Update have_special_memory_constraints.
32215 (process_define_constraint): Pass the new arg.
32216 (process_define_register_constraint): Ditto.
32217 (choose_enum_order): Process special memory.
32218 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
32219 function insn_extra_special_memory_constraint.
32220 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
32221 * gensupport.c (process_rtx): Process
32222 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
32223 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
32224 * ira-lives.c (single_reg_class): Use
32225 insn_extra_special_memory_constraint.
32226 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
32227 * lra-constraints.c (process_alt_operands): Ditto.
32228 (curr_insn_transform): Use insn_extra_special_memory_constraint.
32229 * recog.c (asm_operand_ok, preprocess_constraints): Process
32231 * reload.c (find_reloads): Ditto.
32232 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
32233 * stmt.c (parse_input_constraint): Use
32234 insn_extra_special_memory_constraint.
32236 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
32239 * lra-splill.c (lra_final_code_change): Revert r229087 by
32240 removing all sub-registers.
32242 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
32245 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
32247 2016-01-29 Jakub Jelinek <jakub@redhat.com>
32250 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
32251 SSE1, copy target into the temporary reg first before recursing
32254 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
32256 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
32259 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
32261 * ginclude/stdarg.h: Test __cplusplus instead of
32262 __GXX_EXPERIMENTAL_CXX0X__.
32264 2016-01-29 Richard Biener <rguenther@suse.de>
32266 PR tree-optimization/69547
32267 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
32268 Do not mark clobbers necessary.
32269 (mark_all_reaching_defs_necessary_1): Likewise.
32271 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
32273 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
32274 declaration name with %qs and print it in both error messages.
32275 Also fix indentation.
32277 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
32280 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
32281 trailing blank line from error message.
32283 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
32286 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
32289 2016-01-29 Richard Biener <rguenther@suse.de>
32291 PR middle-end/69537
32292 * match.pd: Allow all integral types when simplifying a
32293 widening or sign-changing conversion.
32295 2016-01-28 Sebastian Pop <s.pop@samsung.com>
32297 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
32298 back to setting codegen_error to fail codegen.
32300 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
32303 * config/i386/constraints.md (C): Only accept constant zero operand.
32304 (BC): New constraint.
32305 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
32306 instead of C constraint.
32307 * doc/md.texi (Machine Constraints): Update description
32310 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
32313 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
32315 2016-01-28 Jakub Jelinek <jakub@redhat.com>
32317 PR middle-end/69542
32318 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
32321 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
32323 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
32324 branches if using guessed profile.
32326 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
32328 * graphite-optimize-isl.c (optimize_isl): Fix dump.
32330 2016-01-28 Richard Henderson <rth@redhat.com>
32333 * config/aarch64/aarch64-modes.def (CC_Cmode): New
32334 * config/aarch64/aarch64-protos.h: Update.
32335 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
32336 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
32337 (aarch64_get_condition_code_1): Handle CC_Cmode.
32338 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
32339 (*add<mode>3_compareC_cconly_imm): New.
32340 (*add<mode>3_compareC_cconly): New.
32341 (*add<mode>3_compareC_imm): New.
32342 (add<mode>3_compareC): New.
32343 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
32344 to be first. Use aarch64_carry_operation.
32345 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
32346 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
32347 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
32348 (subti3): Use subdi3_compare1.
32349 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
32350 (sub<mode>3_compare1): New.
32351 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
32352 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
32353 (*subsi3_carryin_uxtw): Likewise.
32354 (*ngc<mode>, *ngcsi_uxtw): Likewise.
32355 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
32356 * config/aarch64/iterators.md (DWI): New.
32357 * config/aarch64/predicates.md (aarch64_carry_operation): New.
32358 (aarch64_borrow_operation): New.
32360 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
32362 * graphite-optimize-isl.c (optimize_isl): Print a different debug
32363 message when isl does not return a valid schedule.
32365 2016-01-28 Sebastian Pop <s.pop@samsung.com>
32367 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
32368 Remove comments from class declarations: they are already in the code
32371 2016-01-28 Sebastian Pop <s.pop@samsung.com>
32373 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
32375 (ternary_op_to_tree): Same.
32376 (unary_op_to_tree): Same.
32377 (nary_op_to_tree): Same.
32378 (gcc_expression_from_isl_expr_op): Same.
32379 (gcc_expression_from_isl_expression): Same.
32380 (graphite_create_new_loop): Same.
32381 (graphite_create_new_loop_guard): Same.
32382 (build_iv_mapping): Same.
32383 (graphite_create_new_guard): Same.
32384 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
32385 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
32387 2016-01-28 Sebastian Pop <s.pop@samsung.com>
32389 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
32390 instead of setting codegen_error to fail codegen.
32392 2016-01-28 Jason Merrill <jason@redhat.com>
32394 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
32396 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
32398 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
32399 Remove CONST_INT_P check in CCMP cost calculation.
32401 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
32403 * config/aarch64/aarch64.c (generic_vector_cost):
32404 Set vec_permute_cost.
32405 (cortexa57_vector_cost): Likewise.
32406 (exynosm1_vector_cost): Likewise.
32407 (xgene1_vector_cost): Likewise.
32408 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
32409 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
32410 Add vec_permute_cost entry.
32412 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
32414 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
32416 (add<mode>3_compare0): Likewise.
32417 (addsi3_compare0_uxtw): Likewise.
32418 (add<mode>3nr_compare0): Likewise.
32419 (compare_neg<mode>): Likewise.
32420 (<optab><mode>3): Likewise.
32422 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
32424 * tree-vect-stmts.c (vectorizable_comparison): Add
32425 NULL check for vectype.
32427 2016-01-28 Richard Biener <rguenther@suse.de>
32429 PR tree-optimization/69466
32430 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
32431 Account for PHIs we couldn't duplicate.
32433 2016-01-28 Martin Liska <mliska@suse.cz>
32436 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
32437 instead of ENABLE_VALGRIND_CHECKING.
32439 2016-01-27 Richard Henderson <rth@redhat.com>
32442 * lra-remat.c (subreg_regs): New.
32443 (dump_candidates_and_remat_bb_data): Dump it.
32444 (operand_to_remat): Reject if operand in subreg_regs.
32445 (set_bb_regs): Collect subreg_regs.
32446 (lra_remat): Init and free subreg_regs. Compute
32447 calculate_local_reg_remat_bb_data before create_cands.
32449 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
32452 * config/i386/i386.c (ix86_update_stack_boundary): Don't
32453 change stack_alignment_needed for __tls_get_addr call.
32455 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
32457 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
32459 2016-01-27 Jeff Law <law@redhat.com>
32461 PR tree-optimization/68398
32462 PR tree-optimization/69196
32463 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
32464 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
32465 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
32466 Only count PHIs in the last block in the path. The others will
32467 const/copy propagate away. Add heuristic to allow more irreducible
32468 subloops to be created when it is likely profitable to do so.
32470 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
32471 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
32472 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
32474 2016-01-27 Jakub Jelinek <jakub@redhat.com>
32477 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
32478 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
32479 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
32480 * tree-streamer-in.c: Include asan.h.
32481 (streamer_get_builtin_tree): For builtins in sanitizer
32482 range call initialize_sanitizer_builtins and retry.
32484 2016-01-27 Ian Lance Taylor <iant@google.com>
32486 * common.opt (fkeep-gc-roots-live): New undocumented option.
32487 * tree-ssa-loop-ivopts.c (add_candidate_1): If
32488 -fkeep-gc-roots-live, skip pointers.
32489 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
32492 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
32495 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
32496 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
32498 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
32501 * configure.ac: NetBSD provides SSP in its C library.
32502 * configure: Updated.
32504 2016-01-27 Richard Biener <rguenther@suse.de>
32506 PR tree-optimization/69166
32507 * tree-vect-loop.c (vect_is_simple_reduction): Always check
32508 reduction code for commutativity / associativity.
32510 2016-01-27 Martin Jambor <mjambor@suse.cz>
32512 PR tree-optimization/69355
32513 * tree-sra.c (analyze_access_subtree): Correct hole detection when
32514 total_scalarization fails.
32516 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
32518 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
32521 2016-01-27 Christian Bruel <christian.bruel@st.com>
32524 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
32525 Move arm_reset_previous_fndecl and set_target_option_current_node in
32526 the conditional part. Call save_restore_target_globals.
32527 * config/arm/arm.c (arm_set_current_function):
32528 Refactor to better support #pragma target and attribute mix.
32529 Call save_restore_target_globals.
32530 * config/arm/arm-protos.h (save_restore_target_globals): New function.
32532 2016-01-27 Martin Liska <mliska@suse.cz>
32534 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
32535 reference for an HSA kernel and its host function.
32537 2016-01-27 Jakub Jelinek <jakub@redhat.com>
32539 PR tree-optimization/69399
32540 * wide-int.h (wi::lrshift): For larger precisions, only
32541 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
32543 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
32545 * config/arc/predicates.md (proper_comparison_operator): Reject
32546 constant-constant comparison.
32548 2016-01-26 Tom de Vries <tom@codesourcery.com>
32550 PR tree-optimization/69110
32551 * tree-data-ref.c (initialize_data_dependence_relation): Handle
32552 DR_NUM_DIMENSIONS == 0.
32554 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
32555 Sebastian Pop <s.pop@samsung.com>
32557 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
32558 isl_ast_op_cond and isl_ast_op_select.
32559 (gcc_expression_from_isl_expr_op): Same.
32561 2016-01-26 Jason Merrill <jason@redhat.com>
32564 * tree.c (recompute_constructor_flags): Split out from
32566 (verify_constructor_flags): New.
32567 * tree.h: Declare them.
32569 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
32571 PR rtl-optimization/69217
32572 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
32573 are no TYPE_FIELDS set for the record type.
32575 2016-01-26 Jakub Jelinek <jakub@redhat.com>
32578 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
32579 toc_label_name unconditionally.
32580 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
32581 SYMBOL_REF string. Use toc_label_name instead of constructing
32583 (rs6000_elf_declare_function_name): Use toc_label_name instead of
32584 constructing LCTOC1.
32586 2016-01-26 Martin Sebor <msebor@redhat.com>
32589 * doc/extend.texi (Common Type Attributes): Move text that talks about
32590 attribute packed from attribute aligned to the section discussing
32591 the former attribute for clarity.
32593 2016-01-26 Richard Henderson <rth@redhat.com>
32595 PR middle-end/60908
32596 * trans-mem.c (tm_region_init): Mark entry block as visited.
32598 2016-01-26 David Malcolm <dmalcolm@redhat.com>
32601 * diagnostic-show-locus.c (layout::print_source_line): Replace
32602 call to pp_newline with call to layout::print_newline.
32603 (layout::print_annotation_line): Likewise.
32604 (layout::move_to_column): Likewise.
32605 (layout::print_any_fixits): After printing any fixits, print a
32606 trailing newline, if necessary.
32607 (layout::print_newline): New method, resetting any colorization
32609 (diagnostic_show_locus): Move the pp_newline to before the
32610 early bailout. Remove dummy block enclosing the layout instance.
32611 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
32612 of pp_newline_and_flush with pp_flush.
32613 (diagnostic_append_note): Delete use of pp_newline.
32614 (diagnostic_append_note_at_rich_loc): Delete.
32615 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
32616 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
32617 when newline characters are added to the buffer.
32619 2016-01-26 Michael Matz <matz@suse.de>
32621 * configure.ac (ac_cv_std_swap_in_utility): New test.
32622 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
32623 * configure: Regenerate.
32624 * config.in: Regenerate.
32626 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
32628 * config/arc/arc.md (cstoresi4): Force operand into register.
32629 (arcset<code>): Fix predicate.
32630 (arcsetltu): Likewise.
32631 (arcsetgeu): Likewise.
32632 (arcsethi): Likewise.
32633 (arcsetls): Likewise.
32635 2016-01-26 Jakub Jelinek <jakub@redhat.com>
32637 PR tree-optimization/69483
32638 * gimple-fold.c (canonicalize_constructor_val): Return NULL
32639 if base has error_mark_node type.
32641 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
32644 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
32645 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
32647 (vget_lane_f16): Handle big-endian.
32648 (vgetq_lane_f16): Likewise.
32649 (vset_lane_f16): Likewise.
32650 (vsetq_lane_f16): Likewise.
32651 * config/arm/iterators.md (VQXMOV): Add V8HF.
32652 (VDQ): Add V4HF and V8HF.
32653 (V_reg): Handle V4HF and V8HF.
32654 (Is_float_mode): Likewise.
32655 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
32656 neon_vdup_nv8hf): New patterns.
32657 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
32658 Use VD_LANE iterator.
32659 (neon_vld1_dup<mode>): Use VQ2 iterator.
32661 2016-01-26 Nathan Sidwell <nathan@acm.org>
32663 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
32664 (set_oacc_fn_attrib): Add IS_KERNEL arg.
32665 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
32666 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
32667 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
32668 (oacc_validate_dims): Add LEVEL arg, don't return level.
32669 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
32670 oacc_validate_dims.
32671 (execute_oacc_device_lower): Adjust, add more dump output.
32672 * tree-ssa-loop.c (gate_oacc_kernels): Use
32673 oacc_fn_attrib_kernels_p.
32674 * tree-parloops.c (create_parallel_loop): Adjust
32675 set_oacc_fn_attrib call.
32677 2016-01-26 Jakub Jelinek <jakub@redhat.com>
32680 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
32681 (append_compiler_options): Handle -fcilkplus.
32682 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
32684 2016-01-26 Nick Clifton <nickc@redhat.com>
32687 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
32688 been marked as DECL_ONE_ONLY but we do not the means to make it
32689 so, then do not allow it to bind locally.
32691 2016-01-26 Jakub Jelinek <jakub@redhat.com>
32694 * opts.h (parse_sanitizer_options): New prototype.
32695 * opts.c (sanitizer_opts): New array.
32696 (parse_sanitizer_options): New function.
32697 (common_handle_option): Use parse_sanitizer_options.
32699 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
32702 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
32703 alignment adjustment to ...
32704 (ix86_update_stack_boundary): Here. Don't over-align stack for
32706 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
32707 if __tls_get_addr is called.
32709 2016-01-26 Christian Bruel <christian.bruel@st.com>
32711 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
32713 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
32715 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
32717 2016-01-26 Richard Biener <rguenther@suse.de>
32719 PR middle-end/69467
32720 * match.pd: Guard X * CST CMP 0 pattern with single_use.
32722 2016-01-26 Richard Biener <rguenther@suse.de>
32724 PR tree-optimization/69452
32725 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
32726 (move_computations_dom_walker::before_dom_children): Rename
32728 (move_computations_worker): This.
32729 (move_computations): Perform an RPO rather than a DOM walk.
32731 2016-01-26 Jakub Jelinek <jakub@redhat.com>
32734 * combine.c (combine_instructions): For REG_EQUAL note with
32735 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
32736 to the underlying register.
32737 * doc/rtl.texi (REG_EQUAL): Document the behavior of
32738 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
32740 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
32743 * config/aarch64/aarch64-builtins.c
32744 (aarch64_init_simd_builtin_types): Do not set structural
32745 equality to __Poly{8,16,64,128}_t types.
32747 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
32749 PR tree-optimization/69400
32750 * wide-int.cc (wi_pack): Take the precision as argument and
32751 perform canonicalization here rather than in the callers.
32752 Use the main loop to handle all full-width HWIs. Add a
32753 zero HWI if in_len isn't a full result.
32754 (wi::divmod_internal): Update accordingly.
32755 (wi::mul_internal): Likewise. Simplify.
32757 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
32758 Sebastian Pop <s.pop@samsung.com>
32760 * graphite-poly.c (apply_poly_transforms): Simplify.
32761 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
32762 (print_isl_map): Same.
32763 (print_isl_union_map): Same.
32764 (print_isl_schedule): New.
32765 (debug_isl_schedule): New.
32766 * graphite-dependences.c (scop_get_reads): Do not call
32767 isl_union_map_add_map that is undocumented isl functionality.
32768 (scop_get_must_writes): Same.
32769 (scop_get_may_writes): Same.
32770 (scop_get_original_schedule): Remove.
32771 (scop_get_dependences): Do not call isl_union_map_compute_flow that
32772 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
32773 (compute_deps): Remove.
32774 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
32775 (debug_schedule_ast): New.
32776 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
32777 set_separate_option.
32778 (graphite_regenerate_ast_isl): Add dump.
32779 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
32780 from scop->transformed_schedule.
32781 (graphite_regenerate_ast_isl): Add more dump.
32782 * graphite-optimize-isl.c (optimize_isl): Set
32783 scop->transformed_schedule. Check whether schedules are equal.
32784 (apply_poly_transforms): Move here.
32785 * graphite-poly.c (apply_poly_transforms): ... from here.
32786 (free_poly_bb): Static.
32787 (free_scop): Static.
32788 (pbb_number_of_iterations_at_time): Remove.
32789 (print_isl_ast): New.
32790 (debug_isl_ast): New.
32791 (debug_scop_pbb): New.
32792 * graphite-scop-detection.c (print_edge): Move.
32793 (print_sese): Move.
32794 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
32795 (build_scop_scattering): Remove.
32796 (create_pw_aff_from_tree): Assert instead of bailing out.
32797 (add_condition_to_pbb): Remove unused code, do not fail.
32798 (add_conditions_to_domain): Same.
32799 (add_conditions_to_constraints): Remove.
32800 (build_scop_context): New.
32801 (add_iter_domain_dimension): New.
32802 (build_iteration_domains): Initialize pbb->iterators.
32803 Call add_conditions_to_domain.
32806 (index_outermost_in_loop): New.
32807 (index_pbb_in_loop): New.
32808 (outermost_pbb_in): New.
32809 (add_in_sequence): New.
32810 (add_outer_projection): New.
32811 (outer_projection_mupa): New.
32812 (add_loop_schedule): New.
32813 (build_schedule_pbb): New.
32814 (build_schedule_loop): New.
32815 (embed_in_surrounding_loops): New.
32816 (build_schedule_loop_nest): New.
32817 (build_original_schedule): New.
32818 (build_poly_scop): Call build_original_schedule.
32819 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
32820 (free_poly_dr): Remove.
32821 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
32822 (free_poly_bb): Remove.
32823 (debug_loop_vec): Remove.
32824 (print_isl_ast): Declare.
32825 (debug_isl_ast): Declare.
32826 (scop_do_interchange): Remove.
32827 (scop_do_strip_mine): Remove.
32828 (scop_do_block): Remove.
32829 (flatten_all_loops): Remove.
32830 (optimize_isl): Remove.
32831 (pbb_number_of_iterations_at_time): Remove.
32832 (debug_scop_pbb): Declare.
32833 (print_schedule_ast): Declare.
32834 (debug_schedule_ast): Declare.
32835 (struct scop): Remove schedule. Add original_schedule,
32836 transformed_schedule.
32837 (free_gimple_poly_bb): Remove.
32838 (print_generated_program): Remove.
32839 (debug_generated_program): Remove.
32840 (unify_scattering_dimensions): Remove.
32841 * sese.c (print_edge): ... here.
32842 (print_sese): ... here.
32843 (debug_edge): ... here.
32844 (debug_sese): ... here.
32845 * sese.h (print_edge): Declare.
32846 (print_sese): Declare.
32847 (dump_edge): Declare.
32848 (dump_sese): Declare.
32850 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
32851 Sebastian Pop <s.pop@samsung.com>
32853 * Makefile.in: Set ISLVER in site.exp.
32855 2016-01-25 Jakub Jelinek <jakub@redhat.com>
32857 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
32858 DECL_VALUE_EXPR of new_var even for the non-array case. Look
32859 through DECL_VALUE_EXPR for expansion.
32861 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
32863 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
32864 the frame info after reload completed.
32866 2016-01-25 Jeff Law <law@redhat.com>
32868 PR tree-optimization/69196
32869 PR tree-optimization/68398
32870 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
32871 tree-ssa-threadupdate.c.
32872 (determine_bb_domination_status): Prototype
32873 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
32874 (determine_bb_domination_status): No longer static.
32875 (valid_jump_thread_path): Remove code to detect characteristics
32876 of the jump thread path not associated with correctness.
32877 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
32878 Correct test for thread path length. Count PHIs for real operands as
32879 statements that need to be copied. Do not count ASSERT_EXPRs.
32880 Look at all the blocks in the thread path. Compute and selectively
32881 filter thread paths based on threading through the latch, threading
32882 a multiway branch or crossing a multiway branch.
32884 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
32886 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
32887 decl with __attribute__ ((unused)) annotation.
32889 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
32892 * tree-vect-stmts.c (vectorizable_condition): Check vectype
32893 of operands is compatible with a statement vectype.
32895 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
32897 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
32898 improve wording for mixed storage order support.
32900 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
32902 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
32903 (vcvt_u64_f64): Likewise.
32904 (vcvta_s64_f64): Likewise.
32905 (vcvta_u64_f64): Likewise.
32906 (vcvtm_s64_f64): Likewise.
32907 (vcvtm_u64_f64): Likewise.
32908 (vcvtn_s64_f64): Likewise.
32909 (vcvtn_u64_f64): Likewise.
32910 (vcvtp_s64_f64): Likewise.
32911 (vcvtp_u64_f64): Likewise.
32913 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
32915 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
32916 (arc_init): Check validity mll64 option.
32917 (arc_save_restore): Use double load/store instruction.
32918 (arc_expand_movmem): Likewise.
32919 (arc_split_move): Don't split if we have double load/store
32920 instructions. Returns a boolean.
32921 (arc_process_double_reg_moves): Change function to return boolean
32922 instead of a sequence of instructions.
32923 (arc_dwarf_register_span): New function.
32924 * config/arc/arc-protos.h (arc_split_move): Change prototype.
32925 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
32926 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
32927 (*movdf_insn): Likewise.
32928 * config/arc/arc.opt (mll64): New option.
32929 * config/arc/predicates.md (even_register_operand): New predicate.
32930 * doc/invoke.texi (ARC Options): Add mll64 documentation.
32932 2016-01-25 Richard Biener <rguenther@suse.de>
32935 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
32936 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
32938 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
32940 2016-01-25 Richard Biener <rguenther@suse.de>
32942 PR tree-optimization/69376
32943 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
32945 (VN_INFO_ANTI_RANGE_P): New inline.
32946 (VN_INFO_RANGE_TYPE): Likewise.
32947 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
32948 SSA_NAME_ANTI_RANGE_P.
32949 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
32950 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
32951 Properly query VN_INFO_RANGE_TYPE.
32953 2016-01-25 Nick Clifton <nickc@redhat.com>
32956 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
32958 2016-01-23 Tom de Vries <tom@codesourcery.com>
32960 PR tree-optimization/69426
32961 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
32964 2016-01-23 Jakub Jelinek <jakub@redhat.com>
32966 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
32967 "the the" with "the" in the comments.
32968 * ipa-devirt.c (build_type_inheritance_graph,
32969 update_type_inheritance_graph): Likewise.
32970 * tree.c (build_function_type_list_1): Likewise.
32971 * cfgloopmanip.c (scale_loop_profile): Likewise.
32972 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
32973 * gimple-ssa-split-paths.c
32974 (find_block_to_duplicate_for_splitting_paths): Likewise.
32975 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
32976 * expr.c (convert_move): Likewise.
32977 * var-tracking.c (vt_stack_adjustments): Likewise.
32978 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
32979 * tree-vrp.c (test_for_singularity): Likewise.
32981 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
32982 directly instead of building a temporary tree.
32985 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
32986 remove <algorithm> include.
32988 2016-01-22 Jakub Jelinek <jakub@redhat.com>
32991 * config/i386/i386.c: Include dojump.h.
32992 (expand_small_movmem_or_setmem,
32993 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
32995 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
32996 if dynamic_check != -1.
32998 2016-01-21 Jeff Law <law@redhat.com>
33000 PR middle-end/69347
33001 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
33002 record_temporary_equivalences. Rewritten to avoid unnecessary calls
33003 into dominated_by_p.
33004 (cprop_into_successor_phis): Avoid unnecessary tests.
33006 2016-01-22 Richard Henderson <rth@redhat.com>
33009 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
33010 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
33012 2016-01-22 Michael Matz <matz@suse.de>
33014 * system.h (string, algorithm): Include only conditionally.
33015 (new): Include always under C++.
33016 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
33017 * final.c (toplevel): Ditto.
33018 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
33019 * genconditions.c (write_header): Make gencondmd.c define
33021 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
33023 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
33024 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
33026 2016-01-22 Christian Bruel <christian.bruel@st.com>
33029 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
33031 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
33034 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
33035 define_insn_and_split. Ensure operands[1] and operands[0] do not
33036 get assigned the same register.
33038 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
33040 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
33042 2016-01-22 Christian Bruel <christian.bruel@st.com>
33044 * config/arm/arm-c.c (arm_pragma_target_parse):
33045 Remove warn_builtin_macro_redefined overwrite.
33047 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
33049 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
33050 flag_non_call_exceptions compatibility.
33052 2016-01-22 Jakub Jelinek <jakub@redhat.com>
33055 * dwarf2out.c (add_child_die_after): New function.
33056 (dwarf_qual_info_t): New type.
33057 (dwarf_qual_info): New variable.
33058 (qualified_die_p): New function.
33059 (modified_type_die): For -fdebug-types-section, ensure
33060 canonical order of qualifiers. Put qualified DIEs adjacent
33061 to the corresponding non-qualified type DIE and search there
33062 for existing qualified DIEs.
33064 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
33066 * doc/extend.texi (scalar_storage_order type attribute): Document
33067 restriction on type punning and aliasing, and remove future tense.
33069 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
33072 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
33075 2016-01-21 Jeff Law <law@redhat.com>
33077 PR middle-end/69347
33078 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
33079 useless call to record_temporary_equivalences.
33080 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
33081 allocate 10 slots in the bb_path vector and let it grow as needed.
33082 (fsm_find_control_statement_thread_paths): Similarly for the next_path
33085 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
33087 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
33089 * configure: Regenerate.
33091 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
33093 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
33094 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
33096 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
33098 PR middle-end/66178
33099 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
33100 drop EXPAND_INITIALIZER.
33101 * rtl.h (contains_symbolic_reference_p): Declare.
33102 * rtlanal.c (contains_symbolic_reference_p): New function.
33103 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
33104 a subtraction into a NOT if symbolic constants are involved.
33106 2016-01-21 Anton Blanchard <anton@samba.org>
33107 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
33110 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
33112 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
33115 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
33117 * config/microblaze/microblaze.c
33118 (get_branch_target): New.
33119 (insert_wic_for_ilb_runout): New.
33121 (microblaze_machine_dependent_reorg): New.
33122 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
33123 * config/microblaze/microblaze.md
33124 (UNSPEC_IPREFETCH): Define.
33125 (iprefetch): New pattern
33126 * config/microblaze/microblaze.opt
33127 (mxl-prefetch): New flag.
33129 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
33131 * config/microblaze/microblaze.h
33132 (FIXED_REGISTERS): Update in macro.
33133 (CALL_USED_REGISTERS): Update in macro.
33135 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
33137 PR rtl-optimization/68920
33138 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
33141 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
33143 PR rtl-optimization/68990
33144 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
33145 pseudo instead of inheritance ones.
33147 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
33148 Nick Clifton <nickc@redhat.com>
33152 * config/mips/mips.c (mips_compute_frame_info): Initialise
33153 args_size and hard_frame_pointer_offset fields of the frame
33154 structure before calling mips_global_pointer.
33156 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
33158 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
33160 * configure: Regenerate.
33162 2016-01-21 Richard Biener <rguenther@suse.de>
33164 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
33166 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
33168 * config/s390/s390.c (s390_asm_declare_function_size): Add code
33169 to actually emit the .size directive.
33171 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
33172 Jakub Jelinek <jakub@redhat.com>
33176 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
33177 args array size by one to avoid buffer overflow.
33179 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
33181 * config/s390/s390.md (pool_section_start): Use switch_to_section
33182 to select proper read-only data section instead of hardcoding
33184 (pool_section_end): Use switch_to_section to match the above.
33186 2016-01-21 Richard Biener <rguenther@suse.de>
33188 PR tree-optimization/69378
33189 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
33190 (set_ssa_val_to): Use it for dominance checks taking into
33191 account not executable edges.
33193 2016-01-21 Jakub Jelinek <jakub@redhat.com>
33196 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
33197 for bitsize instead of GET_MODE_PRECISION (mode).
33199 2016-01-20 Martin Sebor <msebor@redhat.com>
33202 * extend.texi (__sync Builtins): Clarify the semantics of
33203 __sync_fetch_and_OP built-ins on pointers.
33204 (__atomic Builtins): Same.
33206 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
33207 Sebastian Pop <s.pop@samsung.com>
33209 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
33210 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
33211 (is_valid_rename): Same.
33212 (translate_isl_ast_to_gimple::get_rename): Same.
33213 (translate_isl_ast_to_gimple::rename_all_uses): Same.
33214 (translate_isl_ast_to_gimple::rename_uses): Same.
33215 (get_new_name): Check for close_phi nodes.
33216 (copy_loop_phi_args): Use phi_node_kind.
33217 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
33218 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
33220 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
33221 Sebastian Pop <s.pop@samsung.com>
33223 Revert commit r229783.
33224 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
33225 Remove use of parameter_rename_map.
33226 (copy_def): Remove.
33227 (copy_internal_parameters): Remove.
33228 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
33229 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
33230 (free_sese_info): Do not free parameter_rename_map.
33231 (set_rename): Do not use parameter_rename_map.
33232 (rename_uses): Update call to set_rename.
33233 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
33234 * sese.h (parameter_rename_map_t): Remove.
33235 (struct sese_info_t): Remove field parameter_rename_map.
33237 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
33238 Sebastian Pop <s.pop@samsung.com>
33240 * graphite-isl-ast-to-gimple.c: Fix comment.
33241 * graphite-scop-detection.c (defined_in_loop_p): New.
33242 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
33243 names defined in loop.
33245 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
33246 Sebastian Pop <s.pop@samsung.com>
33248 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
33249 Discard unstructured if-then-else regions.
33251 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
33252 Sebastian Pop <s.pop@samsung.com>
33254 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
33255 (cleanup_loop_iter_dom): Remove.
33256 (build_loop_iteration_domains): Remove.
33257 (build_scop_context): Remove.
33258 (build_scop_iteration_domain): Remove.
33259 (add_loop_constraints): New.
33260 (build_iteration_domains): New.
33261 (build_poly_scop): Call build_iteration_domains.
33263 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
33264 Sebastian Pop <s.pop@samsung.com>
33266 * graphite-scop-detection.c
33267 (scop_detection::harmful_loop_in_region): Free dom and loops.
33268 (scop_detection::loop_body_is_valid_scop): Free bbs.
33270 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
33271 Sebastian Pop <s.pop@samsung.com>
33273 * graphite-scop-detection.c (record_loop_in_sese): New.
33274 (gather_bbs::before_dom_children): Call record_loop_in_sese.
33275 (build_scops): Remove call to build_sese_loop_nests.
33276 * sese.c (sese_record_loop): Remove.
33277 (build_sese_loop_nests): Remove.
33278 (new_sese_info): Remove region->loops.
33279 (free_sese_info): Same.
33280 * sese.h (sese_contains_loop): Same.
33281 (build_sese_loop_nests): Remove.
33282 (sese_contains_loop): Remove.
33284 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
33285 Sebastian Pop <s.pop@samsung.com>
33287 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
33288 loop_is_valid_in_scop.
33289 (scop_detection::harmful_stmt_in_region): Renamed
33290 harmful_loop_in_region.
33291 Call loop_is_valid_in_scop.
33293 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
33294 Sebastian Pop <s.pop@samsung.com>
33296 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
33299 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
33300 Sebastian Pop <s.pop@samsung.com>
33302 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
33303 * graphite.h (struct poly_bb): Remove field is_reduction.
33304 (PBB_IS_REDUCTION): Remove.
33306 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
33307 Sebastian Pop <s.pop@samsung.com>
33309 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
33310 (add_pdr_constraints): Same.
33311 (scop_get_reads): Same.
33312 (scop_get_must_writes): Same.
33313 (scop_get_may_writes): Same.
33314 (scop_get_original_schedule): Same.
33315 (extend_schedule): Same.
33316 (apply_schedule_on_deps): Same.
33317 (carries_deps): Same.
33318 (compute_deps): Same.
33319 (scop_get_dependences): Same.
33320 * graphite-isl-ast-to-gimple.c
33321 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
33322 * graphite-optimize-isl.c (get_schedule_for_band): Same.
33323 (get_schedule_for_band_list): Same.
33324 (get_schedule_map): Same.
33325 (apply_schedule_map_to_scop): Same.
33326 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
33327 (build_loop_iteration_domains): Same.
33328 (add_condition_to_pbb): Same.
33329 (add_param_constraints): Same.
33330 (pdr_add_memory_accesses): Same.
33331 (pdr_add_data_dimensions): Same.
33333 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
33335 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
33338 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
33340 * common.opt (feliminate-dwarf2-dups): Replace references to
33341 "DWARF 2" with just "DWARF".
33342 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
33343 * doc/extend.texi: Likewise.
33344 * doc/cpp.texi: Likewise.
33345 * doc/invoke.texi: Likewise.
33346 (Option Summary): Add -gdwarf to list of Debugging Options.
33347 (Debugging Options): Document -gdwarf.
33348 * doc/contrib.texi: Spell "DWARF" like that.
33350 2016-01-21 Jakub Jelinek <jakub@redhat.com>
33352 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
33353 warning. Fix up formatting.
33355 PR middle-end/67653
33356 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
33357 attempt to mark memory input operand addressable and
33358 call prepare_gimple_addressable in that case. Don't adjust
33359 input_location for diagnostics, use error_at instead.
33361 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
33363 * config/rs6000/ppc-auxv.h: New file.
33364 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
33365 (cpu_is): Likewise.
33366 (cpu_supports): Likewise.
33367 * config/rs6000/rs6000.c: include "ppc-auxv.h".
33368 (cpu_is_info): New variable.
33369 (cpu_supports_info): Likewise.
33370 (tcb_verification_symbol): Likewise.
33371 (cpu_builtin_p): Likewise.
33372 (cpu_expand_builtin): New function.
33373 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
33374 (rs6000_init_builtins): Likewise.
33375 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
33376 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
33377 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
33378 * configure: Regenerate.
33379 * config.in: Likewise.
33380 * doc/extend.texi (PowerPC Built-in Functions): Document
33381 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
33383 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
33386 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
33388 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
33391 2016-01-20 Richard Henderson <rth@redhat.com>
33397 * tree.c (tm_define_builtin): New.
33398 (find_tm_vector_type): New.
33399 (build_tm_vector_builtins): New.
33400 (build_common_builtin_nodes): Call it.
33402 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
33404 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
33405 (arm_fp_ok): Likewise.
33406 (arm_fp): Likewise.
33407 (arm_crypto): Likewise.
33409 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
33410 Richard Biener <rguenther@suse.de>
33412 PR tree-optimization/69328
33413 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
33414 vectors have same number of elements.
33415 (vectorizable_condition): Fix masked version recognition.
33417 2016-01-20 Richard Biener <rguenther@suse.de>
33419 PR tree-optimization/69345
33420 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
33421 (VN_INFO_PTR_INFO): Likewise.
33422 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
33423 info when it is equal between non-dominating SSA names.
33424 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
33425 Make sure to look at original SSA infos.
33427 2016-01-20 Jeff Law <law@redhat.com>
33430 * config/m68k/predicates.md (pow2_m1_operand): New predicate
33432 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
33433 (pc_or_label_operand): New predicate.
33434 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
33435 tests for small integers that are 2^n - 1.
33437 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
33439 * doc/invoke.texi (Options Summary): Add '.' after @xref.
33441 2016-01-19 Jeff Law <law@redhat.com>
33443 PR middle-end/69347
33444 * tree-ssa-threadbackwards.c
33445 (fsm_find_control_statement_thread_paths): Do not try to lookup
33446 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
33448 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
33450 * doc/lto.texi: Remove text that says only Gold has linker plugin
33453 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
33455 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
33456 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
33457 the DIE accordingly.
33458 (modified_type_die): Add REVERSE parameter and pass it recursively,
33459 as well as to base_type_die. Adjust presence check accordingly.
33460 (base_type_for_mode): Adjust call to modified_type_die.
33461 (add_type_attribute): Add REVERSE parameter and pass it to
33463 (generic_parameter_die): Adjust call to add_type_attribute.
33464 (add_scalar_info): Likewise.
33465 (add_subscript_info): Likewise.
33466 (gen_array_type_die): Likewise.
33467 (gen_descr_array_type_die): Likewise.
33468 (gen_entry_point_die): Likewise.
33469 (gen_enumeration_type_die): Likewise.
33470 (gen_formal_parameter_die): Likewise.
33471 (gen_subprogram_die): Likewise.
33472 (gen_variable_die ): Likewise.
33473 (gen_const_die): Likewise.
33474 (gen_field_die): Likewise.
33475 (gen_pointer_type_die): Likewise.
33476 (gen_reference_type_die): Likewise.
33477 (gen_ptr_to_mbr_type_die): Likewise.
33478 (gen_inheritance_die): Likewise.
33479 (gen_subroutine_type_die): Likewise.
33480 (gen_typedef_die): Likewise.
33481 (force_type_die): Adjust call to modified_type_die.
33483 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
33485 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
33486 flow throughout the file. Fix broken link to Objective-C 2.0
33488 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
33491 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
33493 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
33495 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
33498 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
33499 (maybe_record_node): Record cxa_pure_virtual as the only possible
33500 target if there are not ohter candidates.
33501 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
33503 2016-01-19 Richard Biener <rguenther@suse.de>
33505 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
33506 (get_memory_order): Likewise.
33508 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
33510 * tree-vect-stmts.c (vectorizable_store): Check
33513 2016-01-19 David Malcolm <dmalcolm@redhat.com>
33516 * gcc.c (driver::decode_argv): Add call to
33517 init_opts_obstack before init_options_struct.
33518 * opts.c (init_opts_obstack): Remove idempotency.
33519 (init_options_struct): Replace call to init_opts_obstack
33520 with a gcc_assert to verify that it has already been called.
33521 * toplev.c (toplev::main): Add call to init_opts_obstack before
33522 calls to init_options_struct.
33523 (toplev::finalize): Move cleanup of opts_obstack next to
33524 cleanup of save_decoded_options, clearing the latter, and
33525 save_decoded_options_count.
33527 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
33530 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
33531 attribute to unconditional. Remove %? from output template.
33533 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
33534 Jiong Wang <jiong.wang@arm.com>
33536 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
33537 generated from different expand order.
33539 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
33541 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
33542 Add support for CCMP costing.
33544 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
33546 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
33547 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
33548 (fccmpe<mode>): Likewise.
33549 (fcmp): Rename to fcmp and globalize pattern.
33551 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
33552 (aarch64_gen_ccmp_next): Add FP support.
33554 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
33556 * target.def (gen_ccmp_first): Update documentation.
33557 (gen_ccmp_next): Likewise.
33558 * doc/tm.texi (gen_ccmp_first): Update documentation.
33559 (gen_ccmp_next): Likewise.
33560 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
33561 expand_ccmp_expr_1. Improve comments.
33562 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
33563 (ccmp_ior<mode>): Remove pattern.
33564 (cmp<mode>): Remove expand.
33565 (cmp): Globalize pattern.
33566 (cstorecc4): Use cc_register.
33567 (mov<mode>cc): Remove ccmp_cc_register check.
33568 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
33569 Simplify after removal of CC_DNE/* modes.
33570 (aarch64_ccmp_mode_to_code): Remove.
33571 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
33572 In 'k' case use integer as condition.
33573 (aarch64_nzcv_codes): Remove inverted cases.
33574 (aarch64_code_to_ccmode): Remove.
33575 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
33576 comparison with CC register to be used in folowing CCMP/branch/CSEL.
33577 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
33578 pattern. Return the comparison with CC register. Invert conditions
33579 when bitcode is OR.
33580 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
33581 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
33583 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
33585 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
33586 instrumented_version.
33588 2016-01-19 Richard Biener <rguenther@suse.de>
33590 PR tree-optimization/69336
33591 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
33592 handled components with get_ref_base_and_extent.
33593 (equal_mem_array_ref_p): Adjust.
33595 2016-01-19 Jakub Jelinek <jakub@redhat.com>
33598 * shrink-wrap.c: Include valtrack.h.
33599 (move_insn_for_shrink_wrap): Add DEBUG argument. If
33600 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
33601 in between insn and where it will be moved to. Call
33602 dead_debug_insert_temp.
33603 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
33604 first and dead_debug_local_finish at the end.
33605 For uses and defs bitmap, handle all regs in between REGNO and
33606 END_REGNO, not just the first one.
33608 2016-01-19 Richard Biener <rguenther@suse.de>
33610 PR tree-optimization/69352
33611 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
33612 (equal_mem_array_ref_p): Constrain size and max size properly.
33613 Compare the reverse flag.
33615 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
33617 * ira.c (ira): Update regstat data if we deleted insns.
33619 2016-01-19 Jakub Jelinek <jakub@redhat.com>
33621 PR rtl-optimization/68955
33622 PR rtl-optimization/64557
33623 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
33624 here. Fix up formatting.
33625 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
33627 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
33630 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
33631 assume that the node has body.
33632 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
33635 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
33637 * lto-streamer-out.c (lto_output): Do not stream instrumentation
33640 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
33642 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
33643 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
33645 2016-01-19 Martin Jambor <mjambor@suse.cz>
33646 Martin Liska <mliska@suse.cz>
33647 Michael Matz <matz@suse.de>
33649 * Makefile.in (OBJS): Add new source files.
33650 (GTFILES): Add hsa.c.
33651 * common.opt (disable_hsa): New variable.
33652 (-Whsa): New warning.
33653 * config.in (ENABLE_HSA): New.
33654 * configure.ac: Treat hsa differently from other accelerators.
33655 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
33656 $enable_offloading.
33657 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
33658 * doc/install.texi (Configuration): Document --with-hsa-runtime,
33659 --with-hsa-runtime-include, --with-hsa-runtime-lib and
33660 --with-hsa-kmt-lib.
33661 * doc/invoke.texi (-Whsa): Document.
33662 (hsa-gen-debug-stores): Likewise.
33663 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
33664 to invoke offload compiler for hsa acclerator.
33665 * opts.c (common_handle_option): Determine whether HSA offloading
33666 should be performed.
33667 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
33668 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
33669 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
33670 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
33671 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
33672 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
33673 GF_OMP_FOR_KIND_GRID_LOOP.
33674 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
33675 (pp_gimple_stmt_1): Likewise.
33676 * gimple-walk.c (walk_gimple_stmt): Likewise.
33677 * gimple.c (gimple_build_omp_grid_body): New function.
33678 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
33679 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
33680 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
33681 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
33682 GF_OMP_TEAMS_GRID_PHONY.
33683 (gimple_statement_omp_single_layout): Updated comments.
33684 (gimple_build_omp_grid_body): New function.
33685 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
33686 (gimple_omp_for_grid_phony): New function.
33687 (gimple_omp_for_set_grid_phony): Likewise.
33688 (gimple_omp_parallel_grid_phony): Likewise.
33689 (gimple_omp_parallel_set_grid_phony): Likewise.
33690 (gimple_omp_teams_grid_phony): Likewise.
33691 (gimple_omp_teams_set_grid_phony): Likewise.
33692 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
33693 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
33694 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
33695 (BUILT_IN_GOMP_TARGET): Updated type.
33696 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
33697 (adjust_for_condition): New function.
33698 (get_omp_for_step_from_incr): Likewise.
33699 (extract_omp_for_data): Moved parts to adjust_for_condition and
33700 get_omp_for_step_from_incr.
33701 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
33702 (fixup_child_record_type): Bail out if receiver_decl is NULL.
33703 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
33704 (scan_omp_parallel): Do not create child functions for phony
33706 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
33707 (scan_omp_1_op): Checking assert we are not remapping to
33708 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
33709 (parallel_needs_hsa_kernel_p): New function.
33710 (expand_parallel_call): Register apprpriate parallel child
33711 functions as HSA kernels.
33712 (grid_launch_attributes_trees): New type.
33713 (grid_attr_trees): New variable.
33714 (grid_create_kernel_launch_attr_types): New function.
33715 (grid_insert_store_range_dim): Likewise.
33716 (grid_get_kernel_launch_attributes): Likewise.
33717 (get_target_argument_identifier_1): Likewise.
33718 (get_target_argument_identifier): Likewise.
33719 (get_target_argument_value): Likewise.
33720 (push_target_argument_according_to_value): Likewise.
33721 (get_target_arguments): Likewise.
33722 (expand_omp_target): Call get_target_arguments instead of looking
33723 up for teams and thread limit.
33724 (grid_expand_omp_for_loop): New function.
33725 (grid_arg_decl_map): New type.
33726 (grid_remap_kernel_arg_accesses): New function.
33727 (grid_expand_target_kernel_body): New function.
33728 (expand_omp): Call it.
33729 (lower_omp_for): Do not emit phony constructs.
33730 (lower_omp_taskreg): Do not emit phony constructs but create for them
33731 a temporary variable receiver_decl.
33732 (lower_omp_taskreg): Do not emit phony constructs.
33733 (lower_omp_teams): Likewise.
33734 (lower_omp_grid_body): New function.
33735 (lower_omp_1): Call it.
33736 (grid_reg_assignment_to_local_var_p): New function.
33737 (grid_seq_only_contains_local_assignments): Likewise.
33738 (grid_find_single_omp_among_assignments_1): Likewise.
33739 (grid_find_single_omp_among_assignments): Likewise.
33740 (grid_find_ungridifiable_statement): Likewise.
33741 (grid_target_follows_gridifiable_pattern): Likewise.
33742 (grid_remap_prebody_decls): Likewise.
33743 (grid_copy_leading_local_assignments): Likewise.
33744 (grid_process_kernel_body_copy): Likewise.
33745 (grid_attempt_target_gridification): Likewise.
33746 (grid_gridify_all_targets_stmt): Likewise.
33747 (grid_gridify_all_targets): Likewise.
33748 (execute_lower_omp): Call grid_gridify_all_targets.
33749 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
33750 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
33751 (tree_omp_clause): Added union field dimension.
33752 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
33753 * tree.c (omp_clause_num_ops): Added number of arguments of
33754 OMP_CLAUSE__GRIDDIM_.
33755 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
33756 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
33757 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
33758 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
33759 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
33760 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
33761 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
33762 * tree-pass.h (make_pass_gen_hsail): Declare.
33763 (make_pass_ipa_hsa): Likewise.
33764 * ipa-hsa.c: New file.
33765 * lto-section-in.c (lto_section_name): Add hsa section name.
33766 * lto-streamer.h (lto_section_type): Add hsa section.
33767 * timevar.def (TV_IPA_HSA): New.
33768 * hsa-brig-format.h: New file.
33769 * hsa-brig.c: New file.
33770 * hsa-dump.c: Likewise.
33771 * hsa-gen.c: Likewise.
33774 * toplev.c (compile_file): Call hsa_output_brig.
33775 * hsa-regalloc.c: New file.
33777 2016-01-18 Jeff Law <law@redhat.com>
33779 PR tree-optimization/69320
33780 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
33781 ranged object, do nothing if the RHS constant is not [0..1].
33782 (optimize_stmt): Comparing a boolean ranged object against a
33783 constant outside [0..1] results in a compile-time constant.
33785 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
33788 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
33790 * doc/invoke.texi (Invoking GCC): Add new section to menu.
33791 (Option Summary): Update to reflect new section and moved options.
33792 (C++ Dialect Options): Move -fstats to new section.
33793 (Debugging Options): Move all dump, statistics, and other GCC
33794 developer options to new section. Rewrite section introduction
33795 and re-order remaining options to put the more basic ones first.
33796 (Optimization Options): Move -fira-verbose and -flto-report* to
33798 (Developer Options): New section incorporating moved options.
33799 * doc/cppopts.texi (-dM): Update cross-reference.
33801 2016-01-18 Richard Henderson <rth@redhat.com>
33804 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
33805 operands to pseudo only if CSE is expected. Split long immediate
33806 operands only after reload, and for the stack pointer.
33807 (*add<GPI>3_pluslong): Remove.
33808 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
33809 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
33810 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
33811 (*add<GPI>3 peepholes): New.
33812 (*add<GPI>3 splitters): New.
33813 * config/aarch64/constraints.md (Upl): New.
33814 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
33816 2016-01-18 Richard Biener <rguenther@suse.de>
33818 PR tree-optimization/69297
33819 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
33821 (vect_bb_vectorization_profitable_p): Clear visited flag again.
33823 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
33825 PR middle-end/68542
33826 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
33827 of mixind vector and scalar types.
33828 (fold_relational_const): Add handling of vector
33829 comparison with boolean result.
33830 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
33831 comparison of vector operands with boolean result for EQ/NE only.
33832 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
33833 (verify_gimple_cond): Likewise.
33834 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
33837 2016-01-18 Joseph Myers <joseph@codesourcery.com>
33839 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
33842 2016-01-18 Richard Biener <rguenther@suse.de>
33844 PR middle-end/69308
33845 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
33847 2016-01-18 Tom de Vries <tom@codesourcery.com>
33849 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
33851 2016-01-18 Tom de Vries <tom@codesourcery.com>
33853 * omp-low.c (set_oacc_fn_attrib): Make extern.
33854 * omp-low.h (set_oacc_fn_attrib): Declare.
33855 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
33856 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
33857 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
33858 Add and handle function parameter oacc_kernels_p.
33859 (find_reduc_addr, get_omp_data_i_param): New function.
33860 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
33861 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
33862 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
33863 Calculate dominance info. Skip loops that are not in a kernels region
33864 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
33865 (pass_parallelize_loops::execute): Call parallelize_loops with
33866 oacc_kernels_p argument.
33867 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
33868 New member function.
33869 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
33870 * passes.def: Add argument to pass_parallelize_loops instantation.
33872 2016-01-18 Tom de Vries <tom@codesourcery.com>
33874 * tree-parloops.c (pass_parallelize_loops::execute): Allow
33875 pass_parallelize_loops to be run outside the loop pipeline.
33877 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
33879 * tree-scalar-evolution.c (follow_copies_to_constant): New.
33880 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
33882 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
33885 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
33886 using get_ref_base_and_extent.
33887 (equal_mem_array_ref_p): New.
33888 (hashable_expr_equal_p): Add call to previous.
33890 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
33893 * tree-sra.c (disqualified_constants, constant_decl_p): New.
33894 (sra_initialize): Allocate disqualified_constants.
33895 (sra_deinitialize): Free disqualified_constants.
33896 (disqualify_candidate): Update disqualified_constants when appropriate.
33897 (create_access): Scan for constant-pool entries as we go along.
33898 (scalarizable_type_p): Add check against type_contains_placeholder_p.
33899 (maybe_add_sra_candidate): Allow constant-pool entries.
33900 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
33901 (initialize_constant_pool_replacements): New.
33902 (sra_modify_assign): Avoid mangling assignments created by previous,
33903 and don't generate writes into constant pool.
33904 (sra_modify_function_body): Call initialize_constant_pool_replacements.
33906 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
33908 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
33909 andnot instruction.
33910 (scalar_chain::convert_op): Likewise.
33911 * config/i386/i386.md (*andndi3_doubleword): New.
33913 2016-01-18 Richard Biener <rguenther@suse.de>
33915 PR tree-optimization/69170
33916 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
33917 building a vector from scalar results of a pattern stmt.
33919 2016-01-18 Jakub Jelinek <jakub@redhat.com>
33921 * haifa-sched.c (autopref_multipass_init): Work around
33922 -Wmaybe-uninitialized warning.
33924 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
33926 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
33927 against the constant 0.
33929 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
33931 PR tree-optimization/68799
33932 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
33933 look up phi candidates in the statement-candidate map.
33934 (phi_add_costs): Likewise.
33935 (record_phi_increments): Likewise.
33936 (phi_incr_cost): Likewise.
33937 (ncd_with_phi): Likewise.
33938 (all_phi_incrs_profitable): Likewise.
33940 2016-01-17 Jakub Jelinek <jakub@redhat.com>
33942 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
33943 -Wmaybe-uninitialized warning.
33945 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
33947 * doc/invoke.texi (Invoking GCC): Add new section to menu.
33948 (Option Summary): Update to reflect new section and moved options.
33949 (C++ Dialect Options): Move -fvtable-verify and related options.
33950 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
33951 and profiling-related options.
33952 (Optimization Options): Move profile generation options and
33953 -fstack-protector and related options.
33954 (Instrumentation Options): New section incorporating moved options.
33955 (Code Generation Options): Move -finstrument-functions and
33956 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
33958 2016-01-16 Tom de Vries <tom@codesourcery.com>
33960 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
33962 2016-01-16 Tom de Vries <tom@codesourcery.com>
33964 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
33966 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
33968 * hash-table.h (hash_table::empty): Turn into an inline wrapper
33969 that checks whether the table is already empty. Rename the
33970 original implementation to...
33971 (hash_table::empty_slot): ...this new private function.
33973 2016-01-15 David Malcolm <dmalcolm@redhat.com>
33975 PR diagnostic/68899
33976 * diagnostic-show-locus.c (layout::print_source_line): Move x
33977 offset of line until after call to
33978 get_line_width_without_trailing_whitespace.
33980 2016-01-15 Jeff Law <law@redhat.com>
33982 PR tree-optimization/69270
33983 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
33984 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
33985 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
33986 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
33987 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
33988 ssa_name_has_boolean_range and constant_boolean_node.
33990 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
33992 PR rtl-optimization/69030
33993 * lra-spills.c (remove_pseudos): Check nrefs and make the function
33995 (spill_pseudos): Delete debug insn for dead pseudo.
33996 (lra_spill): Initiate spill_hard_reg and slots memory separately.
33998 2016-01-15 Jiong Wang <jiong.wang@arm.com>
34000 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
34002 (TYPES_UNOPUS): Likewise.
34003 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
34004 builtin type, from UNOP to UNOPUS.
34005 (lbtruncuv4sf): Likewise.
34006 (lbtruncuv2df): Likewise.
34007 (lrounduv2sf): Likewise.
34008 (lrounduv4sf): Likewise.
34009 (lrounduv2df): Likewise.
34010 (lroundusf): Likewise.
34011 (lroundusf): Likewise.
34012 (lceiluv2sf): Likewise.
34013 (lceiluv4sf): Likewise.
34014 (lceiluv2df): Likewise.
34015 (lceilusf): Likewise.
34016 (lceiludf): Likewise.
34017 (lflooruv2sf): Likewise.
34018 (lflooruv4sf): Likewise.
34019 (lflooruv2df): Likewise.
34020 (lfloorusf): Likewise.
34021 (lfloorudf): Likewise.
34022 (lfrintnuv2sf): Likewise.
34023 (lfrintnuv4sf): Likewise.
34024 (lfrintnuv2df): Likewise.
34025 (lfrintnusf): Likewise.
34026 (lfrintnudf): Likewise.
34027 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
34029 (vcvtq_u32_f32): Likewise.
34030 (vcvtq_u64_f64): Likewise.
34031 (vcvta_u32_f32): Likewise.
34032 (vcvtaq_u32_f32): Likewise.
34033 (vcvtaq_u64_f64): Likewise.
34034 (vcvtm_u32_f32): Likewise.
34035 (vcvtmq_u32_f32): Likewise.
34036 (vcvtmq_u64_f64): Likewise.
34037 (vcvtn_u32_f32): Likwise.
34038 (vcvtnq_u32_f32): Likewise.
34039 (vcvtnq_u64_f64): Likewise.
34040 (vcvtp_u32_f32): Likewise.
34041 (vcvtpq_u32_f32): Likewise.
34042 (vcvtpq_u64_f64): Likewise.
34043 (vcvtmd_u64_f64): Likewise.
34044 (vcvtms_u32_f32): Likewise.
34045 (vcvtad_u64_f64): Likewise.
34046 (vcvtas_u32_f32): Likewise.
34047 (vcvtnd_u64_f64): Likewise.
34048 (vcvtns_u32_f32): Likewise.
34049 (vcvtpd_u64_f64): Likewise.
34050 (vcvtps_u32_f32): Likewise.
34052 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
34054 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
34055 CSEL of zero_extended registers.
34057 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
34059 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
34060 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
34062 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
34064 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
34065 false when argument string is not found in the attributes table
34068 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
34071 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
34072 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
34073 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
34074 precision estimate.
34076 2016-01-15 Richard Biener <rguenther@suse.de>
34078 PR tree-optimization/66856
34079 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
34080 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
34081 (vect_create_new_slp_node): Increment stmt reference count.
34082 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
34083 an SLP tree before swapping operands.
34084 (vect_build_slp_tree): Likewise.
34085 (destroy_bb_vec_info): Free stmt info after SLP instances.
34086 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
34087 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
34088 (STMT_VINFO_NUM_SLP_USES): New macro.
34090 2016-01-15 Richard Biener <rguenther@suse.de>
34093 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
34094 (add_linkage_name): ... here.
34095 (gen_typedef_die): Use add_linkage_name_raw instead of
34096 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
34099 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
34101 * gimplify.c (oacc_default_clause): Decode reference and pointer
34102 types for both kernels and parallel regions.
34104 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
34106 PR middle-end/69246
34107 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
34109 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
34111 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
34112 (convert_scalars_to_vector): Likewise.
34114 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
34116 * doc/extend.texi (Type Traits): Fix grammar.
34118 2016-01-15 Martin Jambor <mjambor@suse.cz>
34120 * tree-inline.c (remap_decl): Use existing dclarations if
34121 remapping a type and prevent_decl_creation_for_types.
34122 (replace_locals_stmt): Do an initial remapping of non-VLA typed
34123 decls first. Do real remapping with
34124 prevent_decl_creation_for_types set.
34125 * tree-inline.h (copy_body_data): New field
34126 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
34129 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
34131 * config/s390/s390.opt (mmvcle): More verbose help text.
34133 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
34135 * config/s390/s390.opt: Add period to -mzvector option text.
34137 2016-01-15 Richard Biener <rguenther@suse.de>
34139 PR tree-optimization/68961
34140 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
34141 of invariants in stores again.
34143 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
34145 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
34147 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
34149 * config/i386/i386.c (ix86_expand_branch): Don't split
34150 DI mode xor instruction to SI mode.
34152 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
34155 * ipa-icf.c (sem_function::merge): Virtual functions may become
34156 reachable even if they address is not taken and there are no
34159 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
34161 * lto-streamer-out.c (subtract_estimated_size): New function.
34162 (get_symbol_initial_value): Use it.
34164 2016-01-15 Christian Bruel <christian.bruel@st.com>
34167 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
34168 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
34169 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
34170 use add_builtin_function_ext_scope instead of add_builtin_function.
34171 (neon_set_p, neon_crypto_set_p): Remove.
34172 (arm_init_builtins): Always call arm_init_neon_builtins and
34173 arm_init_crypto_builtins.
34174 (arm_expand_builtin): Check that builtins are allowed for the arch.
34175 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
34176 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
34177 arm_init_neon_builtins call.
34179 2016-01-15 Richard Biener <rguenther@suse.de>
34181 PR tree-optimization/69117
34182 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
34183 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
34184 of the leader conservatively.
34185 (free_scc_vn): Restore original SSA name infos.
34187 2016-01-14 Jeff Law <law@redhat.com>
34189 PR tree-optimization/69270
34190 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
34191 single bit of precision, verify it's also unsigned.
34192 (record_edge_info): Use constant_boolean_node rather than fold_convert
34193 to convert boolean_true/boolean_false to the right type.
34195 2016-01-14 Richard Henderson <rth@redhat.com>
34198 * loop-doloop.c (record_reg_sets): New.
34199 (doloop_optimize): Reject the transform if the sequence
34200 clobbers registers live at the end of the loop block.
34201 (doloop_optimize_loops): Enable df_live if needed.
34203 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
34205 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
34206 * config/rs6000/rs6000.c: Likewise.
34207 * config/rs6000/rs6000.h: Likewise.
34208 * config/rs6000/rs6000.md: Likewise.
34209 * doc/extend.texi: Likewsie.
34211 2016-01-14 Jeff Law <law@redhat.com>
34213 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
34216 2016-01-14 Richard Henderson <rth@redhat.com>
34220 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
34221 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
34222 instead of builtin_decl_declared_p to test for declaration.
34224 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
34226 * doc/loop.texi (Loop Analysis and Representation): Document
34227 loop_depth function.
34229 2016-01-14 Tom de Vries <tom@codesourcery.com>
34231 PR tree-optimization/68773
34232 * omp-low.c (expand_omp_target): Don't set force_output.
34233 * varpool.c (varpool_node::get_create): Same.
34234 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
34235 offload_funcs with force_output.
34237 2016-01-14 Jakub Jelinek <jakub@redhat.com>
34240 * lra-eliminations.c (move_plus_up): Don't change anything if either
34241 the outer or inner subreg mode is not MODE_INT.
34242 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
34243 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
34245 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
34247 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
34248 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
34249 reduc_uplus_@var{m}): Remove.
34250 * expr.c (expand_expr_real_2): Remove expansion path for
34251 reduc_[us](min|max|plus) optabs.
34252 * optabs-tree.c (scalar_reduc_to_vector): Remove.
34253 * optabs-tree.h (scalar_reduc_to_vector): Remove.
34254 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
34255 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
34256 * tree-vect-loop.c (vectorizable_reduction): Remove test for
34257 reduc_[us](min|max|plus) optabs.
34259 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
34261 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
34262 (reduc_plus_scal_v2sf): New.
34263 (reduc_smax_v2sf): Rename to...
34264 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
34265 (reduc_smin_v2sf): Rename to...
34266 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
34268 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
34270 * alias.c (compare_base_symbol_refs): New function.
34271 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
34274 2016-01-14 Jakub Jelinek <jakub@redhat.com>
34276 PR middle-end/68146
34277 PR tree-optimization/69155
34278 * tree-complex.c: Include cfganal.h.
34279 (phis_to_revisit): New variable.
34280 (extract_component): Add phiarg_p argument. Assert that returned
34281 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
34282 (update_phi_components): Partly rewrite to use loop over real/imag
34283 components instead of code duplication. If extract_component returns
34284 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
34285 create_tmp_reg into the PHI node instead, and mention the phi triplet
34286 in phis_to_revisit.
34287 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
34288 in phis_to_revisit at the end.
34290 2016-01-14 Richard Biener <rguenther@suse.de>
34292 PR tree-optimization/68060
34293 * tree-vect-loop.c (vect_is_simple_reduction): Check the
34294 outer loop reduction is only used in the inner loop before
34295 detecting a double reduction.
34297 2016-01-14 Jakub Jelinek <jakub@redhat.com>
34300 * combine.c (expand_field_assignment): Punt if compute_mode is
34301 unsupported scalar mode.
34303 2016-01-14 Richard Biener <rguenther@suse.de>
34305 PR tree-optimization/66856
34306 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
34307 SLP node only if it built successfully.
34308 (vect_analyze_slp_instance): Adjust.
34310 2016-01-14 Jeff Law <law@redhat.com>
34312 PR tree-optimization/69270
34313 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
34314 (record_edge_info): Use it. Convert boolean_{true,false}_node
34315 to the type of op0.
34317 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
34320 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
34321 use block_ultimate_origin
34322 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
34324 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
34326 * doc/invoke.texi (Submodel Options): Rename section to
34327 "Machine-Dependent Options" to better reflect its content.
34328 Rewrite introductory text to remove archaic CPU names.
34331 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
34333 * doc/invoke.texi (Code Gen Options): Move section up in file,
34334 before target-specific options. Update menu and option summary
34335 to reflect the new section ordering.
34337 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
34339 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
34340 (C++ Dialect Options): Add cross-reference to -std option.
34341 * doc/standards.texi (C++ Language): Document C++14 support.
34343 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
34345 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
34346 for pack/unpack functions for __ibm128.
34347 (PACK_IF): Likewise.
34348 (UNPACK_IF): Likewise.
34350 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
34351 support for __ibm128 pack/unpack functions.
34352 (rs6000_invalid_builtin): Likewise.
34353 (rs6000_init_builtins): Likewise.
34354 (rs6000_opt_masks): Likewise.
34356 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
34357 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
34359 (RS6000_BTM_COMMON): Likewise.
34361 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
34362 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
34363 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
34364 128-bit floating point. Add support for the double values to be
34365 in Altivec registers for TF/IF packing and unpacking, but restrict
34366 TD packing sub-fields to be FPR registers. Don't allow overlapped
34367 register support for packing. Allow pack inputs to be memory
34368 locations. Don't build generator functions for unpack<mode>_dm
34369 and unpack<mode>_nodm.
34370 (unpack<mode>_dm): Likewise.
34371 (unpack<mode>_nodm): Likewise.
34372 (pack<mode>): Likewise.
34374 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
34375 built-in functions to pack/unpack explicit __ibm128 values.
34376 (__builtin_unpack_ibm128): Likewise.
34378 * doc/extend.texi (PowerPC Built-in Functions): Document
34379 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
34381 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
34384 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
34385 Add new arg loc and pass it down as context.
34386 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
34387 to the location to use for the warning.
34388 (check_function_arguments): New arg loc. All callers changed. Pass
34389 it to check_function_nonnull.
34390 * c-common.h (check_function_arguments): Adjust declaration.
34392 2016-01-13 Jakub Jelinek <jakub@redhat.com>
34394 PR tree-optimization/69156
34395 * gimple.c (validate_type): Removed.
34396 (gimple_builtin_call_types_compatible_p): Use
34397 useless_type_conversion_p instead of validate_type.
34398 * value-prof.c (gimple_stringop_fixed_value): Fold
34399 icall_size to correct type.
34401 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
34403 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
34406 2016-01-13 Richard Henderson <rth@redhat.com>
34409 * target.def (builtin_tm_load, builtin_tm_store): Remove.
34410 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
34411 (ix86_builtin_tm_store): Remove.
34412 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
34413 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
34414 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
34415 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
34416 * doc/tm.texi: Rebuild.
34418 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
34419 (BUILT_IN_TM_MEMCPY_RTWN): New.
34420 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
34421 fallback from vector to integer helpers.
34422 (build_tm_load): Handle vector types directly, instead of
34424 (build_tm_store): Likewise.
34425 (expand_assign_tm): Prepare for register types not handled by
34426 the above. Copy them to memory and use memcpy.
34427 * tree.c (tm_define_builtin): New.
34428 (find_tm_vector_type): New.
34429 (build_tm_vector_builtins): New.
34430 (build_common_builtin_nodes): Call it.
34432 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
34434 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
34435 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
34437 2016-01-13 Tom de Vries <tom@codesourcery.com>
34439 PR tree-optimization/69169
34440 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
34441 handled_struct_type param.
34442 (create_variable_info_for, intra_create_variable_infos): Call
34443 create_variable_info_for_1 with extra arg.
34445 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
34447 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
34448 and "armv8.1-a+crc" entries.
34450 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
34453 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
34454 Change first operand predicate from register_or_constm1_operand
34455 to register_operand.
34456 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
34457 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
34458 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
34459 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
34460 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
34461 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
34462 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
34463 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
34464 comparison with constm1_rtx from vec_prefetch_gen part.
34466 2016-01-13 Richard Biener <rguenther@suse.de>
34468 PR tree-optimization/69013
34469 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
34470 Exchange assert for a test.
34472 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
34475 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
34477 2016-01-13 Richard Biener <rguenther@suse.de>
34479 PR tree-optimization/69242
34480 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
34481 assert with a check.
34483 2016-01-13 Richard Biener <rguenther@suse.de>
34485 PR tree-optimization/69186
34486 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
34487 Properly guard vect_update_misalignment_for_peel call.
34489 2016-01-12 Jeff Law <law@redhat.com>
34491 PR tree-optimization/pr67755
34492 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
34493 "need_profile_correction".
34494 (thread_block_1): Initialize new field to false by default. If we
34495 have multiple thread paths through a common joiner to different
34496 final targets, then set new field to true.
34497 (compute_path_counts): Only do count adjustment when it's really
34500 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
34502 * doc/invoke.texi (Spec Files): Move section down in file, past
34503 all command-line option descriptions.
34505 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
34507 PR middle-end/54809
34508 * doc/gty.texi: Remove documentation of mark_hook.
34509 * gengtype.c (struct write_types_data): Remove code to support
34510 mark_hook attribute.
34511 (walk_type): Likewise.
34512 (write_func_for_structure): Likewise.
34514 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
34516 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
34517 Directory Options, and -specs= to Overall Options.
34518 (Overall Options): Adjust similarly. Reorder to group related
34519 options together. Make -specs= cross-reference the spec file details.
34520 (Directory Options): Adjust similarly.
34522 2016-01-12 Jeff Law <law@redhat.com>
34524 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
34526 2016-01-12 Olivier Hainque <hainque@adacore.com>
34528 * gcc.c (spec_undefvar_allowed): New global.
34529 (process_command): Set to true when running for --version or --help,
34531 (getenv_spec_function): When the variable is not defined, use the
34532 variable name as the variable value if we're allowed not to issue
34535 2016-01-12 Bin Cheng <bin.cheng@arm.com>
34537 PR tree-optimization/68911
34538 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
34539 information computed for expression "init + nit * step".
34541 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
34543 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
34544 about name of GCC executable. Remove deleted node from menu.
34545 (Directory Options) <-B>: Remove cross-reference to deleted node.
34546 (Target Options): Delete section.
34548 2016-01-12 Christian Bruel <christian.bruel@st.com>
34551 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
34552 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
34554 2016-01-12 Jakub Jelinek <jakub@redhat.com>
34557 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
34558 aligned_mem is properly set for AVX512-VL floating point masked
34562 * ifcvt.c (cond_exec_process_if_block): When removing the last
34563 insn from then_bb, remove also any possible barriers that follow it.
34565 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
34569 * config/i386/iamcu.h (SIZE_TYPE): New macro.
34570 (PTRDIFF_TYPE): Likewise.
34571 (WCHAR_TYPE): Likewise.
34572 (WCHAR_TYPE_SIZE): Likewise.
34573 (STDINT_LONG32): Likewise.
34575 2016-01-12 Richard Biener <rguenther@suse.de>
34577 PR tree-optimization/69053
34578 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
34579 convert initial value for cond reductions.
34581 2016-01-12 Richard Biener <rguenther@suse.de>
34583 PR tree-optimization/69007
34584 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
34585 widen_sum after dot_prod and sad.
34587 2016-01-12 Richard Biener <rguenther@suse.de>
34589 PR tree-optimization/69168
34590 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
34591 pattern stmt SLP type.
34592 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
34593 end up unused so cope with that case.
34595 2016-01-12 Richard Biener <rguenther@suse.de>
34597 PR tree-optimization/69157
34598 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
34599 stmts def type only during analyze phase.
34600 (vectorizable_call): Likewise.
34601 (vectorizable_simd_clone_call): Likewise.
34602 (vectorizable_conversion): Likewise.
34603 (vectorizable_assignment): Likewise.
34604 (vectorizable_shift): Likewise.
34605 (vectorizable_operation): Likewise.
34606 (vectorizable_store): Likewise.
34607 (vectorizable_load): Likewise.
34609 2016-01-12 Richard Biener <rguenther@suse.de>
34611 PR tree-optimization/69174
34612 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
34614 (vectorizable_load): Properly compute the number of loads needed
34615 for permuted strided SLP loads and do not spuriously assign
34616 to SLP_TREE_VEC_STMTS.
34618 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
34620 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
34621 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
34622 (MD_EXEC_PREFIX): Remove.
34623 (MD_STARTFILE_PREFIX) Removee.
34624 (FILE_NAME_ABSOLUTE_P): Remove.
34625 (CPP_SPEC): Do not read macros from sys/version.h.
34626 (LINK_COMMAND_SPEC): Remove.
34627 (LOCAL_INCLUDE_DIR): Remove.
34628 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
34629 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
34630 (POST_LINK_SPEC): Define to invoke stubify after linker
34631 (LIBSTDCXX): Remove define
34632 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
34633 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
34634 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
34635 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
34636 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
34637 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
34638 (i386_djgpp_asm_named_section): Add propotype of new procedure
34640 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
34641 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
34642 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
34643 in config/i386/djgpp.h).
34644 (STANDARD_STARTFILE_PREFIX_2): Define identical to
34645 STANDARD_STARTFILE_PREFIX_1.
34646 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
34647 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
34648 installation errors.
34649 (MAX_OFILE_ALIGNMENT): Define to 128.
34650 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
34652 * config/i386/djgpp.c: New file. Add implementation of
34653 i386_djgpp_asm_named_section.
34655 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
34657 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
34658 Add rule for building djgpp.o.
34660 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
34662 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
34663 (rtx_is_swappable_p): Reductions are swappable.
34664 (insn_is_swappable_p): V2DF reductions are swappable.
34666 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
34668 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
34669 reloads for other unsupported memory operands.
34671 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
34672 Jim Wilson <jim.wilson@linaro.org>
34675 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
34676 copy_to_mode_reg instead of force_reg.
34678 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
34681 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
34682 TARGET_80387 is true.
34684 2016-01-11 Jakub Jelinek <jakub@redhat.com>
34687 * lra-eliminations.c (move_plus_up): Only move plus up
34688 if subreg of the constant can be simplified into constant
34689 and use the simplified subreg of the constant instead of
34690 the original constant.
34692 * fold-const.c (fold_convertible_p): Don't return true
34693 for conversion of VECTOR_TYPE to same sized integral type.
34694 (fold_convert_loc): Fix up formatting. Fold conversion of
34695 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
34696 instead of NOP_EXPR.
34698 PR tree-optimization/69214
34699 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
34700 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
34703 PR tree-optimization/69207
34704 * tree-vect-slp.c (vect_get_constant_vectors): For
34705 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
34706 fold_convertible_p to vector_type's element type, and always
34707 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
34709 2016-01-11 Richard Biener <rguenther@suse.de>
34711 PR tree-optimization/69173
34712 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
34713 fixup the cycle if all stmts are in a pattern.
34715 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
34717 PR middle-end/68999
34718 * alias.c (base_alias_check): Move check for addresses with
34719 alignment ANDs before the call for compare_base_decls.
34720 (memrefs_conflict_p): Return -1 for different decls
34721 that went through alignment adjustments.
34723 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
34725 PR rtl-optimization/68796
34726 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
34727 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
34728 and QImode comparisons against zero with CC_NZmode.
34729 * config/aarch64/iterators.md (short_mask): New mode_attr.
34731 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
34733 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
34734 (<avx512>_store<mode>_mask): Likewise.
34736 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
34737 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
34739 PR rtl-optimization/68841
34740 * ifcvt.c (struct noce_if_info): Add orig_x field.
34741 (bbs_ok_for_cmove_arith): Add to_rename parameter.
34742 Don't record conflicts on to_rename if it's present.
34743 Allow memory destinations in sets.
34744 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
34745 blocks, passing orig_x to the checks.
34746 (noce_process_if_block): Set if_info->orig_x appropriately.
34748 2016-01-11 Tom de Vries <tom@codesourcery.com>
34750 PR tree-optimization/69069
34751 * tree-parloops.c (create_parallel_loop): Add missing phi args.
34753 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
34755 PR rtl-optimization/68920
34756 * config/i386/i386.c (ix86_option_override_internal): Restrict number
34757 of conditional moves for RTL if-conversion to 1 for
34758 TARGET_ONE_IF_CONV_INSN.
34759 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
34760 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
34761 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
34762 parameter to restirct number of conditional moves for
34764 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
34765 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
34768 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
34771 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
34772 onepart vars. Fix typo in comment. Fix reversed condition in
34774 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
34777 * var-tracking.c (dump_onepart_variable_differences): New.
34778 (dataflow_set_different): If a detailed dump is requested,
34779 delay early returns and dump differences between onepart
34780 variables present before and after, and added variables.
34782 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
34785 * expr.c (expand_expr_real_1): For boolean vector constants
34786 with a scalar mode use const_scalar_mask_from_tree.
34787 (const_scalar_mask_from_tree): New.
34788 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
34789 assigned to a mask type to handle constants.
34791 2016-01-11 Martin Jambor <mjambor@suse.cz>
34794 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
34795 useless parameters if we cannot change function signature.
34797 2016-01-11 Martin Jambor <mjambor@suse.cz>
34800 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
34803 2016-01-11 Tom de Vries <tom@codesourcery.com>
34805 PR tree-optimization/69109
34806 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
34809 2016-01-11 Tom de Vries <tom@codesourcery.com>
34811 PR tree-optimization/69108
34812 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
34813 res is not used in a phi.
34815 2016-01-11 Yury Gribov <y.gribov@samsung.com>
34818 * common.opt (frandom-seed): Fix parameter name.
34819 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
34821 2016-01-11 Tom de Vries <tom@codesourcery.com>
34823 PR tree-optimization/69058
34824 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
34827 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
34829 * config/arc/arc.opt (mdiv-rem): Add period to the end.
34830 (mcode-density): Likewise.
34832 2016-01-10 Tom de Vries <tom@codesourcery.com>
34834 PR tree-optimization/69062
34835 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
34836 (parallelize_loops): Don't paralelize loop that has phi with address
34839 2016-01-10 Tom de Vries <tom@codesourcery.com>
34841 PR tree-optimization/69039
34842 * tree-parloops.c (try_create_reduction_list): Only allow single exit
34845 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
34847 PR middle-end/68743
34848 * match.pd: Require target has function_c99_misc before doing
34849 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
34851 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
34853 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
34855 * configure: Regenerate.
34857 2016-01-09 Jakub Jelinek <jakub@redhat.com>
34859 PR middle-end/50865
34860 PR tree-optimization/69097
34861 * fold-const.h (expr_not_equal_to): New prototype.
34862 * fold-const.c: Include stringpool.h and tree-ssanames.h.
34863 (expr_not_equal_to): New function.
34864 * match.pd (X % -Y is the same as X % Y): Don't optimize
34865 unless X is known not to be equal to minimum or Y is known
34866 not to be equal to -1.
34867 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
34868 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
34869 (simplify_stmt_using_ranges): Adjust caller.
34870 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
34871 substitute_and_fold.
34873 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
34875 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
34878 2016-01-08 Jakub Jelinek <jakub@redhat.com>
34880 PR tree-optimization/69167
34881 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
34882 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
34884 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
34886 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
34887 Richard Biener <rguenther@suse.de>
34889 PR tree-optimization/68707
34890 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
34891 instances that can be handled via vect_load_lanes.
34893 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
34895 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
34896 if we can't determine address equivalence.
34897 * alias.c (compare_base_decl): Update for changed return value of
34898 symtab_node::equal_address_to.
34900 2016-01-08 Jason Merrill <jason@redhat.com>
34904 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
34905 * expr.c (store_field): Not here.
34906 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
34907 call with TREE_ADDRESSABLE type.
34908 * tree-cfg.c (verify_gimple_call): Adjust.
34910 2016-01-08 Olivier Hainque <hainque@adacore.com>
34912 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
34915 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
34917 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
34918 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
34919 (reduc_smin_v2sf): Rename to...
34920 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
34921 (reduc_splus_v2sf): Rename to...
34922 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
34924 2016-01-08 Jakub Jelinek <jakub@redhat.com>
34926 PR tree-optimization/69162
34927 * gimplify.c (gimplify_va_arg_expr): Encode original type of
34928 valist argument in another argument.
34929 (gimplify_modify_expr): Adjust for the above change. Cleanup.
34930 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
34931 to determine the va_list type, build a MEM_REF instead of
34932 build_fold_indirect_ref.
34934 PR tree-optimization/69172
34935 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
34938 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
34940 PR tree-optimization/67781
34941 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
34942 and cmpnop in two steps: first the ones not accessed in original
34943 gimple expression in a endian independent way and then the ones not
34944 accessed in the final result in an endian-specific way.
34946 2016-01-08 Jakub Jelinek <jakub@redhat.com>
34948 PR tree-optimization/69083
34949 * tree-vect-slp.c (vect_get_constant_vectors): For
34950 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
34951 element type. If op is fold_convertible_p to vector_type's element
34952 type, use NOP_EXPR instead of VCE.
34954 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
34956 PR rtl-optimization/67778
34957 PR rtl-optimization/68634
34958 PR rtl-optimization/68909
34959 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
34960 block from the stack until done with it. Remove a superfluous
34961 bitmap set. Remove a superfluous bitmap test.
34963 2016-01-07 Martin Sebor <msebor@redhat.com>
34966 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
34967 constraint on the type of arguments.
34969 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
34971 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
34972 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
34973 unaligned_access on the gcc_options set.
34974 * config/arm/arm.c (arm_option_override_internal): Use
34975 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
34977 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
34980 * config/i386/i386.c (ix86_frame_pointer_required): Enable
34981 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
34983 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
34986 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
34989 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
34990 depending on frame_pointer_needed before remaining integer and SSE
34991 registers are saved.
34993 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
34996 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
34998 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
35001 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
35002 Use the "xBm" constraint.
35003 (float<sseintvecmodelower><mode>2<mask_name><round_name):
35005 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
35006 (sse_cvtsi2ssq<round_name>): Likewise.
35007 (sse_cvtss2si<round_name>): Likewise.
35008 (sse_cvtss2siq<round_name>): Likewise.
35009 (sse2_cvtsi2sdq<round_name>): Likewise.
35010 (sse2_cvtsd2si<round_name>): Likewise.
35011 (sse2_cvtsd2siq<round_name>): Likewise.
35012 * config/i386/subst.md (round_nimm_scalar_predicate): New
35015 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
35017 PR middle-end/67639
35018 * varasm.c (make_decl_rtl): Mark invalid register vars as
35021 PR rtl-optimization/66206
35022 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
35023 All callers changed.
35025 2016-01-07 Jakub Jelinek <jakub@redhat.com>
35027 PR tree-optimization/69141
35028 * tree-ssa-pre.c: Include langhooks.h.
35029 (eliminate_dom_walker::before_dom_children): Use
35030 lang_hooks.decl_printable_name instead of
35031 cgraph_node::get ()->name ().
35033 PR middle-end/68960
35034 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
35035 it and DECL_ALIGN too.
35037 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
35039 * config/mips/mips-ftypes.def: Sort to lexicographical order.
35041 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
35044 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
35045 depending on frame_pointer_needed before remaining integer and SSE
35046 registers are saved.
35048 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
35050 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
35051 mode iterator with VSX_M2.
35052 (*p9_vecstore_<mode>): Likewise.
35053 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
35054 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
35055 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
35056 (define_split for VSX_LE128 stores): Likewise.
35057 (define_peephole2 for TImode LE swaps): Likewise.
35058 (define_split for VSX_LE128 post-reload stores): Likewise.
35060 2016-01-06 Marek Polacek <polacek@redhat.com>
35063 * convert.c (convert_to_integer_1): Adjust call to
35064 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
35065 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
35066 EXPR instead of ARG.
35067 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
35069 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
35072 * doc/extend.texi (RL78 Variable Attributes): New section.
35074 2016-01-05 Marek Polacek <polacek@redhat.com>
35077 * builtins.c (get_memmodel): Use expansion point location rather than
35078 the input location. Call warning_at rather than warning.
35079 (expand_builtin_atomic_compare_exchange): Likewise.
35080 (expand_builtin_atomic_load): Likewise.
35081 (expand_builtin_atomic_store): Likewise.
35082 (expand_builtin_atomic_clear): Likewise.
35084 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
35087 * config/i386/i386.c (ix86_expand_vector_logical_operator):
35088 Replace nonimmediate_operand with vector_operand.
35089 * config/i386/predicates.md (vector_operand): New predicate.
35090 (general_vector_operand): Replace nonimmediate_operand with
35092 * config/i386/sse.md: Replace nonimmediate_operand with
35093 vector_operand and m constraint with Bm constraint on SSE
35094 patterns with 16-byte memory operand.
35095 * config/i386/subst.md (round_nimm_predicate): Replace
35096 nonimmediate_operand with vector_operand.
35097 (round_saeonly_nimm_predicate): Likewise.
35098 (round_saeonly_nimm_scalar_predicate): New.
35100 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
35103 * config/i386/constraints.md (Bm): New constraint.
35104 * config/i386/predicates.md (vector_memory_operand): New
35106 * config/i386/sse.md: Replace xm with xBm in plusminus and
35107 any_logic patterns.
35109 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
35112 * doc/extend.texi (V850 Function Attributes): New section.
35113 (V850 Variable Attributes): New section.
35115 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
35118 * doc/extend.texi (MicroBlaze Function Attributes): Document
35119 interrupt_handler and fast_interrupt attributes.
35121 2016-01-05 Sergei Trofimovich <siarheit@google.com>
35124 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
35125 for local symbolic operands.
35126 * config/ia64/predicates.md (local_symbolic_operand64): New
35129 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
35131 PR rtl-optimization/68651
35132 * combine.c (combine_simplify_rtx): Canonicalize x + x into
35135 2016-01-05 Nathan Sidwell <nathan@acm.org>
35137 * alias.c (compare_base_decls): Use symtab_node::get.
35139 2016-01-05 Nick Clifton <nickc@redhat.com>
35142 * ira-costs.c (copy_cost): Initialise the t_icode field of the
35143 secondary_reload_info structure.
35146 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
35147 decls if weak support is available.
35149 2016-01-04 Martin Sebor <msebor@redhat.com>
35151 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
35153 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
35155 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
35156 OPTION_MASK_P9_DFORM.
35158 * config/rs6000/constraints.md (wo constraint): New constraint for
35161 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
35163 (rs6000_init_hard_regno_mode_ok): Likewise.
35165 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
35168 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
35169 expanders not to have constraints. Add support for ISA 3.0 xxperm
35170 instruction. Add support for fusing xxlor with xxperm.
35171 (altivec_vperm_<mode>_internal): Likewise.
35172 (altivec_vperm_v8hiv16qi): Likewise.
35173 (altivec_vperm_<mode>v16q): Likewise.
35174 (altivec_vperm_<mode>_uns): Likewise.
35175 (vperm_v8hiv4si): Likewise.
35176 (vperm_v16qiv8hi): Likewise.
35178 * doc/md.texi (RS/6000 constraints): Document wo constraint.
35180 2016-01-04 Jakub Jelinek <jakub@redhat.com>
35182 Update copyright years.
35184 * gcc.c (process_command): Update copyright notice dates.
35185 * gcov-dump.c (print_version): Ditto.
35186 * gcov.c (print_version): Ditto.
35187 * gcov-tool.c (print_version): Ditto.
35188 * gengtype.c (create_file): Ditto.
35189 * doc/cpp.texi: Bump @copying's copyright year.
35190 * doc/cppinternals.texi: Ditto.
35191 * doc/gcc.texi: Ditto.
35192 * doc/gccint.texi: Ditto.
35193 * doc/gcov.texi: Ditto.
35194 * doc/install.texi: Ditto.
35195 * doc/invoke.texi: Ditto.
35197 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
35199 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
35200 modes larger than TImode as TImode if NEON is not enabled.
35202 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
35205 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
35206 mode for %f0-%f31 only if TARGET_FPU.
35208 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
35211 * config/sparc/sparc.c (scan_record_type): Take into account subfields
35212 to compute the PACKED_P predicate.
35213 (function_arg_record_value): Minor tweaks.
35215 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
35217 * doc/install.texi (--with-multilib-list): Describe the meaning of the
35218 option for arm*-*-* targets.
35220 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
35222 * doc/extend.texi (Common Function Attributes): Move docs for
35223 MSP430-specific attributes to....
35224 (MSP430 Function Attributes): ...here. Delete the redundant
35225 entries and copy-edit the remaining text.
35226 (MSP430 Variable Attributes): Use uniform format for index
35227 entries and add a cross-reference to the corresponding function
35230 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
35232 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
35234 (x86 Options): Likewise.
35236 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
35240 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
35241 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
35242 to corresponding attribute.
35244 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
35246 * doc/extend.texi (Common Function Attributes) <noplt>: Move
35247 to correct alphabetization of table. Copy-edit and correct
35249 <stack_protect>: Likewise.
35250 <target_clones>: Likewise.
35252 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
35253 Correct punctuation.
35254 (Code Gen Options) <-fno-plt>: Copy-edit.
35256 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
35259 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
35260 SI values. Explicitly convert SI to DI and vice-versa.
35262 2016-01-01 Jakub Jelinek <jakub@redhat.com>
35264 PR tree-optimization/69070
35265 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
35266 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
35269 * ubsan.c (ubsan_instrument_float_cast): Call
35270 initialize_sanitizer_builtins.
35273 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
35275 Copyright (C) 2016 Free Software Foundation, Inc.
35277 Copying and distribution of this file, with or without modification,
35278 are permitted in any medium without royalty provided the copyright
35279 notice and this notice are preserved.