1 2016-09-05 Jakub Jelinek <jakub@redhat.com>
3 PR rtl-optimization/77425
4 * ipa-devirt.c (get_odr_type): Set val->id unconditionally.
6 2016-09-03 Kirill Yukhin <kirill.yukhin@intel.com>
8 * ubsan.c (ubsan_use_new_style_p): Fix check for empty string.
10 2016-09-02 David Malcolm <dmalcolm@redhat.com>
12 * common.opt (fdiagnostics-generate-patch): New option.
13 * diagnostic.c: Include "edit-context.h".
14 (diagnostic_initialize): Initialize context->edit_context_ptr.
15 (diagnostic_finish): Delete context->edit_context_ptr.
16 (diagnostic_report_diagnostic): Add fix-it hints from the
17 diagnostic to context->edit_context_ptr, if any.
18 * diagnostic.h (class edit_context): Add forward decl.
19 (struct diagnostic_context): Add field "edit_context_ptr".
20 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
21 -fdiagnostics-generate-patch.
22 (-fdiagnostics-generate-patch): New item.
23 * toplev.c: Include "edit-context.h".
24 (process_options): Set global_dc->edit_context_ptr to a new
25 edit_context if the options need one.
26 (toplev::main): Handle -fdiagnostics-generate-patch by using
27 global_dc->edit_context_ptr.
29 2016-09-02 Jakub Jelinek <jakub@redhat.com>
32 * gimplify.c (gimplify_adjust_omp_clauses_1): Diagnose implicit
33 map and firstprivate clauses on target construct for _Atomic
35 (gimplify_adjust_omp_clauses): Diagnose explicit firstprivate clauses
36 on target construct for _Atomic qualified decls.
37 * omp-low.c (use_pointer_for_field): Return true for _Atomic qualified
39 * omp-simd-clone.c (simd_clone_clauses_extract): Warn and give up for
40 _Atomic qualified arguments not mentioned in uniform clause.
42 2016-09-02 David Malcolm <dmalcolm@redhat.com>
44 * Makefile.in (OBJS-libcommon): Add edit-context.o.
45 * diagnostic-color.c (color_dict): Add "diff-filename",
46 "diff-hunk", "diff-delete", and "diff-insert".
47 (parse_gcc_colors): Update default value of GCC_COLORS in comment
48 to reflect above changes.
49 * doc/invoke.texi (-fdiagnostics-color): Update description of
50 default GCC_COLORS, and of the supported capabilities.
51 * edit-context.c: New file.
52 * edit-context.h: New file.
53 * input.c (struct fcache): Add field "missing_trailing_newline".
54 (diagnostics_file_cache_forcibly_evict_file): Initialize it to
56 (add_file_to_cache_tab): Likewise.
57 (fcache::fcache): Likewise.
58 (get_next_line): Update c->missing_trailing_newline.
59 (location_missing_trailing_newline): New function.
60 * input.h (location_missing_trailing_newline): New decl.
61 * selftest-run-tests.c (selftest::run_tests): Call
63 * selftest.h (edit_context_c_tests): New decl.
65 2016-09-02 Jakub Jelinek <jakub@redhat.com>
66 Richard Biener <rguenth@suse.de>
68 PR tree-optimization/77444
69 * tree-ssa-loop-ivopts.c (cand_value_at): For pointers use sizetype
70 as steptype, remove redundant initialization.
72 2016-09-02 Jakub Jelinek <jakub@redhat.com>
75 * sanopt.c: Include gimple-ssa.h, tree-phinodes.h and ssa-iterators.h.
76 (sanopt_optimize_walker): Optimize away
77 __asan_before_dynamic_init (...) followed by
78 __asan_after_dynamic_init () without intervening memory loads/stores.
79 * ipa-pure-const.c (special_builtin_state): Handle
80 BUILT_IN_ASAN_BEFORE_DYNAMIC_INIT and
81 BUILT_IN_ASAN_AFTER_DYNAMIC_INIT.
83 2016-09-02 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
85 * cfg.c (free_original_copy_tables): Replace second assignment of
86 bb_copy = NULL by bb_original = NULL.
88 2016-09-02 Jakub Jelinek <jakub@redhat.com>
91 * config/i386/i386.c (ix86_expanded_args_builtin): Remove redundant
92 assignment added in r216794.
94 2016-09-02 David Malcolm <dmalcolm@redhat.com>
96 * Makefile.in (OBJS): Add typed-splay-tree.o.
97 * selftest-run-tests.c (selftest::run_tests): Call
98 typed_splay_tree_c_tests.
99 * selftest.h (typed_splay_tree_c_tests): New decl.
100 * typed-splay-tree.c: New file.
101 * typed-splay-tree.h (typed_splay_tree::foreach_fn): New typedef.
102 (typed_splay_tree::max): New method.
103 (typed_splay_tree::min): New method.
104 (typed_splay_tree::foreach): New method.
105 (typed_splay_tree::closure): New struct.
106 (typed_splay_tree::inner_foreach_fn): New function.
108 2016-09-02 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
110 * ipa-cp.c (ipcp_store_bits_results): Change option name from
111 -fipa-cp-bit to -fipa-bit-cp.
113 2016-09-01 Martin Sebor <msebor@redhat.com>
115 PR tree-optimization/71831
116 * tree-object-size.h: Return bool instead of the size and add
117 argument for the size.
118 * tree-object-size.c (compute_object_offset): Update signature.
119 (addr_object_size): Same.
120 (compute_builtin_object_size): Return bool instead of the size
121 and add argument for the size. Handle POINTER_PLUS_EXPR when
122 optimization is disabled.
123 (expr_object_size): Adjust.
124 (plus_stmt_object_size): Adjust.
125 (pass_object_sizes::execute): Adjust.
126 * builtins.c (fold_builtin_object_size): Adjust.
127 * doc/extend.texi (Object Size Checking): Update.
128 * ubsan.c (instrument_object_size): Adjust.
130 2016-09-01 Martin Sebor <msebor@redhat.com>
132 * genmatch.c (parser::parse_expr): Increase buffer size to guarantee
133 it fits the output of the formatted function regardless of its
135 * gcc/genmodes.c (parser::parse_expr): Same.
136 * gimplify.c (gimplify_asm_expr): Same.
137 * passes.c (pass_manager::register_one_dump_file): Same.
138 * print-tree.c (print_node): Same.
140 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
142 * config/rs6000/altivec.md: Use VSCR_REGNO instead of 110 throughout.
144 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
146 * config/rs6000/altivec.md: Use VRSAVE_REGNO instead of 109 throughout.
148 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
150 * config/rs6000/altivec.md: Use CR6_REGNO instead of 74 throughout.
151 * config/rs6000/vector.md: Ditto.
152 * config/rs6000/vsx.md: Ditto.
154 2016-09-01 Eric Botcazou <ebotcazou@adacore.com>
156 * ipa-inline-analysis.c (param_change_prob): Get to the base object
159 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
161 * config/rs6000/rs6000.md (*restore_gpregs_<mode>_r11,
162 *restore_gpregs_<mode>_r12, *restore_gpregs_<mode>_r1,
163 *return_and_restore_gpregs_<mode>_r11,
164 *return_and_restore_gpregs_<mode>_r12,
165 *return_and_restore_gpregs_<mode>_r1,
166 *return_and_restore_fpregs_<mode>_r11,
167 *return_and_restore_fpregs_<mode>_r12,
168 *return_and_restore_fpregs_<mode>_r1): Use the hard register LR_REGNO
169 directly instead of via the "l" constraint. Renumber operands.
172 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
174 * config/rs6000/altivec.md (*save_world, *save_vregs_<mode>_r11,
175 save_vregs_<mode>_r12, *restore_vregs_<mode>_r11,
176 *restore_vregs_<mode>_r12): Use LR_REGNO instead of 65.
177 * config/rs6000/darwin.md (load_macho_picbase, load_macho_picbase_si,
178 load_macho_picbase_di, *call_indirect_nonlocal_darwin64,
179 *call_nonlocal_darwin64, *call_value_indirect_nonlocal_darwin64,
180 *call_value_nonlocal_darwin64, reload_macho_picbase,
181 reload_macho_picbase_si, reload_macho_picbase_di): Ditto.
182 * config/rs6000/rs6000.h (RETURN_ADDR_IN_PREVIOUS_FRAME): Ditto.
183 * config/rs6000/rs6000.md (*save_gpregs_<mode>_r11,
184 *save_gpregs_<mode>_r12, *save_gpregs_<mode>_r1,
185 *save_fpregs_<mode>_r11, *save_fpregs_<mode>_r12,
186 *save_fpregs_<mode>_r1): Ditto.
187 * config/rs6000/spe.md (*save_gpregs_spe, *restore_gpregs_spe,
188 *return_and_restore_gpregs_spe): Ditto.
190 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
192 * config/rs6000/rs6000.md
193 (define_insn "*return_and_restore_fpregs_aix_<mode>_r11"): Delete
194 the use of the link register.
195 (define_insn "*return_and_restore_fpregs_aix_<mode>_r1"): Ditto.
197 2016-09-01 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
198 Michael Meissner <meissner@linux.vnet.ibm.com>
201 * config/rs6000/rs6000.c (rs6000_legitimize_address): Avoid
202 reg+reg addressing for TImode.
203 (rs6000_legitimate_address_p): Only allow register indirect
204 addressing for TImode, even without TARGET_QUAD_MEMORY.
206 2016-09-01 Richard Biener <rguenther@suse.de>
209 * tree-chrec.c (tree_fold_binomial): Use widest_int, properly
210 check whether the result fits the desired result type.
212 2016-09-01 Nathan Sidwell <nathan@acm.org>
214 * config/nvptx/nvptx.md (cbranch<mode>4): Op 2 can be const.
216 2016-09-01 Wilco Dijkstra <wdijkstr@arm.com>
218 * config/aarch64/aarch64.c (aarch64_legitimize_address_displacement):
220 (TARGET_LEGITIMIZE_ADDRESS_DISPLACEMENT): Define.
222 2016-09-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
224 * config/aarch64/aarch64.md (*ands<mode>_compare0): New pattern.
225 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Return CC_NZmode
226 for comparisons of integer ZERO_EXTEND against zero.
228 2016-09-01 Eric Botcazou <ebotcazou@adacore.com>
230 * config/i386/i386.c (ix86_option_override_internal): Also disable the
231 STV pass if -mstackrealign is enabled.
233 2016-08-31 Ilya Verbin <iverbin@gmail.com>
235 * config/i386/driver-i386.c (host_detect_local_cpu): Fix detection of
238 2016-08-31 David Malcolm <dmalcolm@redhat.com>
240 * diagnostic-show-locus.c (class layout): Add field m_fixit_hints.
241 (layout_range::intersects_line_p): New method.
242 (test_range_contains_point_for_single_point): Rename to...
243 (test_layout_range_for_single_point): ...this, and add testing
244 for layout_range::intersects_line_p.
245 (test_range_contains_point_for_single_line): Rename to...
246 (test_layout_range_for_single_line): ...this, and add testing
247 for layout_range::intersects_line_p.
248 (test_range_contains_point_for_multiple_lines): Rename to...
249 (test_layout_range_for_multiple_lines): ...this, and add testing
250 for layout_range::intersects_line_p.
251 (layout::layout): Populate m_fixit_hints.
252 (layout::get_expanded_location): Handle the case of a line-span
254 (layout::validate_fixit_hint_p): New method.
255 (get_line_span_for_fixit_hint): New function.
256 (layout::calculate_line_spans): Add spans for fixit-hints.
257 (layout::should_print_annotation_line_p): New method.
258 (layout::print_any_fixits): Drop param "richloc", instead using
259 validated fixits in m_fixit_hints. Add "const" to hint pointers.
260 (diagnostic_show_locus): Avoid printing blank annotation lines.
261 (selftest::test_diagnostic_context::test_diagnostic_context):
262 Initialize show_column and start_span.
263 (selftest::test_diagnostic_context::start_span_cb): New static
265 (selftest::test_diagnostic_show_locus_fixit_lines): New function.
266 (selftest::diagnostic_show_locus_c_tests): Update for function
267 renamings. Call test_diagnostic_show_locus_fixit_lines.
269 2016-08-31 Marc Glisse <marc.glisse@inria.fr>
271 PR tree-optimization/73714
272 * match.pd (a * (1 << b)): Revert change from 2016-05-23.
274 2016-08-31 David Malcolm <dmalcolm@redhat.com>
276 * selftest.c: Move "namespace selftest {" to top of file,
277 removing explicit "selftest::" qualifiers throughout.
279 2016-08-31 Marc Glisse <marc.glisse@inria.fr>
281 * config/i386/avx512fintrin.h (__m512_u, __m512i_u, __m512d_u):
283 (_mm512_loadu_pd, _mm512_storeu_pd, _mm512_loadu_ps,
284 _mm512_storeu_ps, _mm512_loadu_si512, _mm512_storeu_si512):
285 Replace builtin with vector extension.
286 * config/i386/avxintrin.h (__m256_u, __m256i_u, __m256d_u):
288 (_mm256_loadu_pd, _mm256_storeu_pd, _mm256_loadu_ps,
289 _mm256_storeu_ps, _mm256_loadu_si256, _mm256_storeu_si256):
290 Replace builtin with vector extension.
291 * config/i386/emmintrin.h (__m128i_u, __m128d_u): New types.
292 (_mm_loadu_pd, _mm_storeu_pd, _mm_loadu_si128, _mm_storeu_si128):
293 Replace builtin with vector extension.
294 * config/i386/xmmintrin.h (__m128_u): New type.
295 (_mm_loadu_ps, _mm_storeu_ps): Replace builtin with vector extension.
296 (_mm_load_ps, _mm_store_ps): Simplify.
298 2016-08-31 Eric Botcazou <ebotcazou@adacore.com>
300 * config/arm/arm.c (thumb1_size_rtx_costs) <SET>: Add missing guard.
302 2016-08-30 David Malcolm <dmalcolm@redhat.com>
304 * diagnostic-show-locus.c (colorizer::begin_state): Support more
305 than 3 ranges per diagnostic by alternating between color 1 and
307 (layout::layout): Replace use of rich_location::MAX_RANGES
308 with richloc->get_num_locations ().
309 (layout::calculate_line_spans): Replace use of
310 rich_location::MAX_RANGES with m_layout_ranges.length ().
311 (layout::print_annotation_line): Handle arbitrary numbers of
312 ranges in caret-printing by defaulting to '^'.
313 (selftest::test_one_liner_many_fixits): New function.
314 (test_diagnostic_show_locus_one_liner): Call it.
315 * diagnostic.c (diagnostic_initialize): Update for renaming
316 of rich_location::MAX_RANGES to
317 rich_location::STATICALLY_ALLOCATED_RANGES.
318 * diagnostic.h (struct diagnostic_context): Likewise.
320 2016-08-30 David Malcolm <dmalcolm@redhat.com>
322 * selftest.c (selftest::named_temp_file::named_temp_file): New
324 (selftest::temp_source_file::~temp_source_file): Move to...
325 (selftest::named_temp_file::~named_temp_file): ...here.
326 (selftest::test_named_temp_file): New function.
327 (selftest::selftest_c_tests): Call test_named_temp_file.
328 * selftest.h (class named_temp_file): New class.
329 (class temp_source_file): Convert to a subclass of named_temp_file.
331 2016-08-30 Segher Boessenkool <segher@kernel.crashing.org>
333 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Do not emit
334 USEs of LR_REGNO in returns and sibcalls.
335 (rs6000_output_mi_thunk): Similar.
336 (rs6000_sibcall_aix): Similar.
337 * config/rs6000/rs6000.md (sibcall, sibcall_value, sibcall_local32,
338 sibcall_local64, sibcall_value_local32, sibcall_value_local64,
339 sibcall_nonlocal_sysv<mode>, sibcall_value_nonlocal_sysv<mode>):
340 Remove the USE of LR_REGNO from the patterns as well. Delete an
342 (return_internal_<mode>): Delete.
344 2016-08-30 Tamar Christina <tamar.christina@arm.com>
346 * gcc/config/aarch64/aarch64-simd.md
347 (aarch64_ld2<mode>_dreg_le): New.
348 (aarch64_ld2<mode>_dreg_be): New.
349 (aarch64_ld2<mode>_dreg): Removed.
350 (aarch64_ld3<mode>_dreg_le): New.
351 (aarch64_ld3<mode>_dreg_be): New.
352 (aarch64_ld3<mode>_dreg): Removed.
353 (aarch64_ld4<mode>_dreg_le): New.
354 (aarch64_ld4<mode>_dreg_be): New.
355 (aarch64_ld4<mode>_dreg): Removed.
356 (aarch64_ld<VSTRUCT:nregs><VDC:mode>): Wrapper around _le, _be.
358 2016-08-30 David Malcolm <dmalcolm@redhat.com>
360 * diagnostic-show-locus.c (test_one_liner_fixit_insert): Remove
361 redundant location param.
362 (test_one_liner_fixit_remove): Likewise.
363 (test_one_liner_fixit_replace): Likewise.
364 (test_one_liner_fixit_replace_equal_secondary_range): Likewise.
365 * gcc-rich-location.c
366 (gcc_rich_location::add_fixit_misspelled_id): Eliminate call to
367 get_range_from_loc. Drop overload taking a const char *.
368 * gcc-rich-location.h
369 (gcc_rich_location::add_fixit_misspelled_id): Drop overload taking
372 2016-08-30 Szabolcs Nagy <szabolcs.nagy@arm.com>
374 * config/linux.c (linux_libc_has_function): Return true on musl.
376 2016-08-30 Szabolcs Nagy <szabolcs.nagy@arm.com>
378 * config.gcc (*-*-*musl*): Disable gnu-indirect-function.
380 2016-08-30 Eric Botcazou <ebotcazou@adacore.com>
382 * postreload-gcse.c (bb_has_well_behaved_predecessors): Tweak criterion
383 used for abnormal egdes.
385 2016-08-30 Jakub Jelinek <jakub@redhat.com>
387 PR tree-optimization/72866
388 * tree-vect-patterns.c (search_type_for_mask): Turn into
389 a small wrapper, move all code to ...
390 (search_type_for_mask_1): ... this new function. Add caching
391 and adjust recursive calls.
394 * dwarf2out.c (modified_type_die): Use lookup_type_die (type)
395 instead of lookup_type_die (type_main_variant (type)) even for array
399 * simplify-rtx.c (avoid_constant_pool_reference): For out of bounds
400 constant pool reference return x instead of c.
402 2016-08-29 Segher Boessenkool <segher@kernel.crashing.org>
404 * config/rs6000/rs6000.h (CALL_REALLY_USED_REGISTERS): Do not
407 2016-08-29 David Malcolm <dmalcolm@redhat.com>
410 (selftest::test_make_location_nonpure_range_endpoints): Fix
413 2016-08-29 David Malcolm <dmalcolm@redhat.com>
415 * diagnostic-show-locus.c
416 (selftest::test_one_liner_fixit_validation_adhoc_locations): New
418 (selftest::test_diagnostic_show_locus_one_liner): Call it.
419 * input.c (get_pure_location): Move to libcpp/line-map.c.
420 * input.h (get_pure_location): Convert decl to an inline function
421 calling implementation in libcpp.
423 2016-08-29 Uros Bizjak <ubizjak@gmail.com>
426 * config/i386/sse.md (vec_set_lo_<mode><mask_name>): Fix assembler
427 template for intel asm dialect.
428 (vec_set_hi_<mode><mask_name>): Ditto.
430 2016-08-29 David Malcolm <dmalcolm@redhat.com>
432 * selftest.h (selftest::fail): Add ATTRIBUTE_NORETURN.
433 (selftest::fail_formatted): Likewise.
435 2016-08-29 David Malcolm <dmalcolm@redhat.com>
437 * input.c (make_location): Call get_start and get_finish
438 on the endpoints to avoid storing packed ranges or ad-hoc
440 (selftest::test_make_location_nonpure_range_endpoints): New function.
441 (selftest::input_c_tests): Call it.
442 * input.h (get_start): New inline function.
444 2016-08-29 Tom de Vries <tom@codesourcery.com>
447 * gimplify.c (gimplify_va_arg_expr): Replace first argument type error
450 2016-08-29 Eric Botcazou <ebotcazou@adacore.com>
452 * Makefile.in (gcov-iov.h): Add dummy recipe.
454 2016-08-29 Nathan Sidwell <nathan@acm.org>
456 * config/nvptx/nvptx.c: #include tree-vrp.h.
458 2016-08-28 Eric Botcazou <ebotcazou@adacore.com>
461 * config/sparc/sparc.c (sparc_legitimate_address_p): Accept special
462 HIGH+LO construct during reload.
464 2016-08-28 Tom de Vries <tom@codesourcery.com>
467 * config/i386/i386.c (ix86_build_builtin_va_list_64): Tag type with
468 'sysv_abi va_list' attribute.
469 (ix86_build_builtin_va_list): Tag type with 'ms_abi va_list' attribute.
470 (ix86_canonical_va_list_type): Handle 'sysv_abi/ms_abi va_list'
473 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
475 * emit-rtl.h (struct rtl_data): Make stack_slot_list a vector.
476 * emit-rtl.c (unshare_all_rtl_1): Adjust.
477 (unshare_all_rtl_again): Likewise.
478 * function.c (assign_stack_local_1): Likewise.
479 (assign_stack_temp_for_type): Likewise.
481 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
483 * cfgbuild.c (make_edges): Adjust.
484 * cfgrtl.c (can_delete_label_p): Likewise.
485 * dwarf2cfi.c (create_trace_edges): Likewise.
486 * except.c (sjlj_emit_dispatch_table): Likewise.
487 * function.h (struct expr_status): make x_forced_labels a vector.
488 * jump.c (rebuild_jump_labels_1): Adjust.
489 * reload1.c (set_initial_label_offsets): Likewise.
490 * stmt.c (force_label_rtx): Likewise.
491 (expand_label): Likewise.
493 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
495 * haifa-sched.c (fix_recovery_deps): Make ready_list a vector.
497 2016-08-27 Patrick Palka <ppalka@gcc.gnu.org>
499 PR tree-optimization/71077
500 PR tree-optimization/68542
501 * fold-const.c (fold_relational_const): Fix folding of
502 VECTOR_CST comparisons that have a scalar boolean result type.
503 (selftest::test_vector_folding): New static function.
504 (selftest::fold_const_c_tests): Call it.
506 2016-08-27 Gerald Pfeifer <gerald@pfeifer.com>
508 * doc/extend.texi (SPU Built-in Functions): Remove stale
509 references to material formerly at IBM and Sony.
511 2016-08-26 David Edelsohn <dje.gcc@gmail.com>
514 * config/rs6000/xcoff.h (DWARF_OFFSET_SIZE): Define as PTR_SIZE.
516 2016-08-26 David Malcolm <dmalcolm@redhat.com>
518 * diagnostic-show-locus.c
519 (selftest::test_fixit_consolidation): New function.
520 (selftest::diagnostic_show_locus_c_tests): Call it.
521 * gcc-rich-location.h (gcc_rich_location): Eliminate unused
522 constructor based on source_range.
524 2016-08-26 David Malcolm <dmalcolm@redhat.com>
526 * diagnostic-color.c (color_dict): Add "fixit-insert" and
528 (parse_gcc_colors): Update description of default GCC_COLORS.
529 * diagnostic-show-locus.c (colorizer::set_fixit_hint): Delete.
530 (colorizer::set_fixit_insert): New method.
531 (colorizer::set_fixit_delete): New method.
532 (colorizer::get_color_by_name): New method.
533 (colorizer::STATE_FIXIT_INSERT): New constant.
534 (colorizer::STATE_FIXIT_DELETE): New constant.
535 (class colorizer): Drop "_cs" suffix from fields. Delete "_ce"
536 fields in favor of new field "m_stop_color". Add fields
537 "m_fixit_insert" and "m_fixit_delete".
538 (colorizer::colorizer): Update for above changes. Replace
539 colorize_start calls with calls to get_color_by_name.
540 (colorizer::begin_state): Handle STATE_FIXIT_INSERT and
541 STATE_FIXIT_DELETE. Update for field renamings.
542 (colorizer::finish_state): Simplify by using m_stop_color,
543 rather than multiple identical "*_ce" fields.
544 (colorizer::get_color_by_name): New method.
545 (layout::print_any_fixits): Print insertions and replacements
546 using the "fixit-insert" color, and deletions using the
547 "fixit-delete" color.
548 * doc/invoke.texi (-fdiagnostics-color): Update description of
549 default GCC_COLORS, and of the supported capabilities.
551 2016-08-26 Max Filippov <jcmvbkbc@gmail.com>
553 * config/xtensa/xtensa.c (xtensa_expand_prologue): Update
554 current_function_static_stack_size variable with the static
555 stack frame size of the current function when
556 flag_stack_usage_info is enabled.
558 2016-08-26 Nathan Sidwell <nathan@acm.org>
560 * ipa-inline-analysis.c (inline_write_summary): Remove unnecessary
561 assignment inside if condition.
563 2016-08-26 Richard Biener <rguenther@suse.de>
565 PR tree-optimization/69047
566 * tree-ssa.c (maybe_rewrite_mem_ref_base): Handle general bitfield
567 extracts similar to what FRE does.
568 (non_rewritable_mem_ref_base): Likewise.
570 2016-08-26 Joseph Myers <joseph@codesourcery.com>
572 * config/i386/i386.c (ix86_libgcc_floating_mode_supported_p)
573 (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Remove.
574 * config/i386/i386elf.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
575 * config/i386/lynx.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
576 * config/i386/netbsd-elf.h (IX86_MAYBE_NO_LIBGCC_TFMODE):
578 * config/i386/netbsd64.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
579 * config/i386/nto.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
580 * config/i386/openbsd.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
581 * config/i386/rtemself.h (IX86_NO_LIBGCC_TFMODE): Likewise.
582 * config/i386/vxworks.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
584 2016-08-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
587 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_muld): Reduce
588 reservation duration to 15 cycles.
589 (cortex_a8_vfp_macs): Likewise.
590 (cortex_a8_vfp_macd): Likewise.
591 (cortex_a8_vfp_divs): Likewise.
592 (cortex_a8_vfp_divd): Likewise.
594 2016-08-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
596 * config/arm/arm.c (arm_sets_movw_movt_fusible_p): New function.
597 (aarch_macro_fusion_pair_p): Use above to avoid early return.
599 2016-08-26 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
600 Martin Jambhor <mjambor@suse.cz>
602 * common.opt: New option -fipa-bit-cp.
603 * doc/invoke.texi: Document -fipa-bit-cp.
604 * opts.c (default_options_table): Add entry for -fipa-bit-cp.
605 (enable_fdo_optimizations): Check for flag_ipa_bit_cp.
606 * tree-ssa-ccp.h: New header file.
607 * tree-ssa-ccp.c: Include tree-ssa-ccp.h
608 (bit_value_binop_1): Change to bit_value_binop_1 and export it.
609 Replace all occurences of tree parameter by two new params: signop, int.
610 (bit_value_unop_1): Change to bit_value_unop and export it.
611 Replace all occurences of tree parameter by two new params: signop,
613 (bit_value_binop): Change call from bit_value_binop_1 to
615 (bit_value_assume_aligned): Likewise.
616 (bit_value_unop): Change call from bit_value_unop_1 to bit_value_unop.
617 (do_ssa_ccp): Pass nonzero_p || flag_ipa_cp_bit instead of nonzero_p
619 (ccp_finalize): Skip processing if val->mask == 0.
620 * ipa-cp.c: Include tree-ssa-ccp.h
621 (ipcp_bits_lattice): New class.
622 (ipcp_param_lattice (bits_lattice): New member.
623 (print_all_lattices): Call ipcp_bits_lattice::print.
624 (set_all_contains_variable): Call ipcp_bits_lattice::set_to_bottom.
625 (initialize_node_lattices): Likewise.
626 (propagate_bits_accross_jump_function): New function.
627 (propagate_constants_accross_call): Call
628 propagate_bits_accross_jump_function.
629 (ipcp_propagate_stage): Store parameter types when in_lto_p is true.
630 (ipcp_store_bits_results): New function.
631 (ipcp_driver): Call ipcp_store_bits_results.
632 * ipa-prop.h (ipa_bits): New struct.
633 (ipa_jump_func): Add new member bits of type ipa_bits.
634 (ipa_param_descriptor): Change decl to decl_or_type.
635 (ipa_get_param): Change decl to decl_or_type and assert on
637 (ipa_get_type): New function.
638 (ipcp_transformation_summary): New member bits.
639 * ipa-prop.c (ipa_get_param_decl_index_1): s/decl/decl_or_type.
640 (ipa_populate_param_decls): Likewise.
641 (ipa_dump_param): Likewise.
642 (ipa_print_node_jump_functions_for_edge): Pretty-print ipa_bits jump
644 (ipa_set_jf_unknown): Set ipa_bits::known to false.
645 (ipa_compute_jump_functions_for_edge): Compute jump function for bits
647 (ipa_node_params_t::duplicate): Copy src->bits into dst->bits.
648 (ipa_write_jump_function): Add streaming for ipa_bits.
649 (ipa_read_jump_function): Add support for reading streamed ipa_bits.
650 (write_ipcp_transformation_info): Add streaming for ipa_bits
652 (read_ipcp_transfomration_info): Add support for reading streamed
654 (ipcp_update_bits): New function.
655 (ipcp_transform_function): Call ipcp_update_bits.
657 2016-08-25 Szabolcs Nagy <szabolcs.nagy@arm.com>
659 * config/mips/linux.h (MUSL_DYNAMIC_LINKER32): Update.
660 (MUSL_DYNAMIC_LINKER64, MUSL_DYNAMIC_LINKERN32): Update.
662 2016-08-25 David Edelsohn <dje.gcc@gmail.com>
664 * multiple_target.c (pass_data_dispatcher_calls): Fix typo.
666 2016-08-25 Richard Biener <rguenther@suse.de>
668 * dwarf2out.c (gen_remaining_tmpl_value_param_die_attributes):
669 Only add locations in late dwarf.
670 (gen_scheduled_generic_parms_dies): Do not set early dwarf here.
671 (dwarf2out_early_finish): But do it here.
673 2016-08-24 Michael Collison <michael.collison@linaro.org>
674 Michael Collison <michael.collison@arm.com>
676 * config/arm/arm-modes.def: Add new condition code mode CC_V
677 to represent the overflow bit.
678 * config/arm/arm.c (maybe_get_arm_condition_code):
679 Add support for CC_Vmode.
680 (arm_gen_unlikely_cbranch): New function to generate common
681 rtl conditional branches for overflow patterns.
682 * config/arm/arm-protos.h: Add prototype for
683 arm_gen_unlikely_cbranch.
684 * config/arm/arm.md (addv<mode>4, add<mode>3_compareV,
685 addsi3_compareV_upper): New patterns to support signed
686 builtin overflow add operations.
687 (uaddv<mode>4, add<mode>3_compareC, addsi3_compareV_upper):
688 New patterns to support unsigned builtin add overflow operations.
689 (subv<mode>4, sub<mode>3_compare1): New patterns to support signed
690 builtin overflow subtract operations,
691 (usubv<mode>4): New patterns to support unsigned builtin subtract
693 (negvsi3, negvdi3, negdi2_compare, negsi2_carryin_compare): New patterns
694 to support builtin overflow negate operations.
696 2016-08-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
699 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
701 * explow.c (get_dynamic_stack_size): Take known alignment of stack
702 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
705 2016-08-24 Thomas Preud'homme <thomas.preudhomme@arm.com>
707 * doc/fragments.texi (MULTILIB_REUSE): Mention that only options in
708 MULTILIB_OPTIONS should be used. Small wording fixes.
709 * genmultilib: Memorize set of all option combinations in
710 combination_space. Detect if RHS of MULTILIB_REUSE uses an option not
711 found in MULTILIB_OPTIONS by checking if option set is listed in
712 combination_space. Output new and existing error message to stderr.
714 2016-08-24 Thomas Preud'homme <thomas.preudhomme@arm.com>
716 * config/arm/t-aprofile (MULTILIB_MATCHES): Add mapping for
717 -mcpu=cortex-a7, -mfpu=neon-fp16, -mfpu=fpv5-d16 and -mfpu=fp-armv8.
718 Fix typo in -mfpu=vfpv3-d16-fp16 mapping.
719 (MULTILIB_REUSE): Remove reuse rules for option set including
720 -mfpu=fp-armv8 and -mfpu=vfpv4
722 2016-08-24 Sebastian Huber <sebastian.huber@embedded-brains.de>
724 * config/arm/t-rtems: Add vfp multilib.
726 2016-08-23 Ian Lance Taylor <iant@golang.org>
728 * config/s390/s390.c (s390_asm_file_start): Call
731 2016-08-23 Michael Meissner <meissner@linux.vnet.ibm.com>
733 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Set
734 initialization of all 0's to the 0 constant, instead of directly
735 generating XOR. Add support for V4SImode vector initialization on
736 64-bit systems with direct move, and rework the ISA 3.0 V4SImode
737 initialization. Change variables used in V4SFmode vector
738 intialization. For V4SFmode vector splat on ISA 3.0, make sure
739 any memory addresses are in index form. Add support for using
740 VSPLTH/VSPLTB to initialize vector short and vector char vectors
741 with all of the same element.
742 (regno_or_subregno): New helper function to return a register
743 number for either REG or SUBREG.
744 (rs6000_adjust_vec_address): Do not generate ADDI <reg>,R0,<num>.
745 Use regno_or_subregno where possible.
746 (rs6000_split_v4si_init_di_reg): New helper function to build up a
747 DImode value from two SImode values in order to generate V4SImode
748 vector initialization on 64-bit systems with direct move.
749 (rs6000_split_v4si_init): Split up the insns for a V4SImode vector
751 (rtx_is_swappable_p): V4SImode vector initialization insn is not
753 * config/rs6000/rs6000-protos.h (rs6000_split_v4si_init): Add
755 * config/rs6000/vsx.md (VSX_SPLAT_I): New mode iterators and
756 attributes to initialize V8HImode and V16QImode vectors with the
758 (VSX_SPLAT_COUNT): Likewise.
759 (VSX_SPLAT_SUFFIX): Likewise.
760 (UNSPEC_VSX_VEC_INIT): New unspec.
761 (vsx_concat_v2sf): Eliminate using 'preferred' register classes.
762 Allow SFmode values to come from Altivec registers.
763 (vsx_init_v4si): New insn/split for V4SImode vector initialization
764 on 64-bit systems with direct move.
765 (vsx_splat_<mode>, VSX_W iterator): Rework V4SImode and V4SFmode
766 vector initializations, to allow V4SImode vector initializations
767 on 64-bit systems with direct move.
768 (vsx_splat_v4si): Likewise.
769 (vsx_splat_v4si_di): Likewise.
770 (vsx_splat_v4sf): Likewise.
771 (vsx_splat_v4sf_internal): Likewise.
772 (vsx_xxspltw_<mode>, VSX_W iterator): Eliminate using 'preferred'
774 (vsx_xxspltw_<mode>_direct, VSX_W iterator): Likewise.
775 (vsx_vsplt<VSX_SPLAT_SUFFIX>_di): New insns to support
776 initializing V8HImode and V16QImode vectors with the same
778 * config/rs6000/rs6000.h (TARGET_DIRECT_MOVE_64BIT): Disallow
779 optimization if -maltivec=be.
781 2016-08-23 Christophe Lyon <christophe.lyon@linaro.org>
783 * config/arm/arm.md (arm_movqi_insn): Swap predicable_short_it
784 attribute for alternatives 3 and 4.
786 2016-08-23 David Malcolm <dmalcolm@redhat.com>
788 * selftest.c (selftest::assert_str_contains): New function.
789 (selftest::test_assertions): Verify ASSERT_STR_CONTAINS.
790 * selftest.h (selftest::assert_str_contains): New decl.
791 (ASSERT_STR_CONTAINS): New macro.
793 2016-08-23 Richard Biener <rguenther@suse.de>
795 PR tree-optimization/77286
796 * tree-vect-loop.c (vect_analyze_loop_form_1): Do not modify
798 (vect_transform_loop): Split exit edges of loop and scalar
799 loop if required and at the appropriate time.
801 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
803 * explow.c (get_dynamic_stack_size): Take known alignment of stack
804 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
806 Correct a typo in a comment.
808 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
810 * config/s390/s390.md ("*andc_split"): New splitter for and with
813 2016-08-23 Richard Biener <rguenther@suse.de>
815 PR tree-optimization/27336
816 * tree-vrp.c (infer_value_range): Handle stmts that can throw
817 by looking for a non-EH edge.
818 (process_assert_insertions_for): Likewise.
820 2016-08-23 Richard Biener <rguenther@suse.de>
823 * statistics.c (statistics_counter_event): Robustify against
826 2016-08-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
828 * config/i386/i386.c (processor_alias_table): Enable PTA_PRFCHW
829 for targets amdfam10 and barcelona.
831 2016-08-22 Uros Bizjak <ubizjak@gmail.com>
833 * config/i386/i386.md (*zero_extendsidi2): Add (*r,*k) alternative.
834 (zero_extend<mode>di2): Ditto.
835 (*zero_extend<mode>si2): Ditto.
836 (*zero_extendqihi2): Ditto.
838 2016-08-22 Joseph Myers <joseph@codesourcery.com>
841 * builtins.c (fold_builtin_classify): Use builtin_decl_explicit
842 (BUILT_IN_SIGNBIT) to expand __builtin_isinf_sign.
844 2016-08-22 Patrick Palka <ppalka@gcc.gnu.org>
846 * print-tree.c (print_node) [VECTOR_CST]: Coalesce the output of
847 identical consecutive elements.
848 [SSA_NAME]: Print the name's def stmt on its own line. When printing
849 the node's def stmt, avoid printing an unwanted trailing newline by
850 replacing the call to print_gimple_stmt() with its inlined body and
851 adjusting it to not set pp_needs_newline and to call pp_flush()
852 instead of pp_newline_and_flush().
854 2016-08-22 Joseph Myers <joseph@codesourcery.com>
856 * tree.h (CASE_FLT_FN_FLOATN_NX, float16_type_node)
857 (float32_type_node, float64_type_node, float32x_type_node)
858 (float128x_type_node): New macros.
859 * builtin-types.def (BT_FLOAT16, BT_FLOAT32, BT_FLOAT64)
860 (BT_FLOAT128, BT_FLOAT32X, BT_FLOAT64X, BT_FLOAT128X)
861 (BT_FN_FLOAT16, BT_FN_FLOAT32, BT_FN_FLOAT64, BT_FN_FLOAT128)
862 (BT_FN_FLOAT32X, BT_FN_FLOAT64X, BT_FN_FLOAT128X)
863 (BT_FN_FLOAT16_FLOAT16, BT_FN_FLOAT32_FLOAT32)
864 (BT_FN_FLOAT64_FLOAT64, BT_FN_FLOAT128_FLOAT128)
865 (BT_FN_FLOAT32X_FLOAT32X, BT_FN_FLOAT64X_FLOAT64X)
866 (BT_FN_FLOAT128X_FLOAT128X, BT_FN_FLOAT16_CONST_STRING)
867 (BT_FN_FLOAT32_CONST_STRING, BT_FN_FLOAT64_CONST_STRING)
868 (BT_FN_FLOAT128_CONST_STRING, BT_FN_FLOAT32X_CONST_STRING)
869 (BT_FN_FLOAT64X_CONST_STRING, BT_FN_FLOAT128X_CONST_STRING)
870 (BT_FN_FLOAT16_FLOAT16_FLOAT16, BT_FN_FLOAT32_FLOAT32_FLOAT32)
871 (BT_FN_FLOAT64_FLOAT64_FLOAT64, BT_FN_FLOAT128_FLOAT128_FLOAT128)
872 (BT_FN_FLOAT32X_FLOAT32X_FLOAT32X)
873 (BT_FN_FLOAT64X_FLOAT64X_FLOAT64X)
874 (BT_FN_FLOAT128X_FLOAT128X_FLOAT128X): New type definitions.
875 * builtins.def (DEF_GCC_FLOATN_NX_BUILTINS): New macro.
876 (copysign, fabs, huge_val, inf, nan, nans): Use it.
877 * builtins.c (expand_builtin): Use CASE_FLT_FN_FLOATN_NX for fabs
879 (fold_builtin_0): Use CASE_FLT_FN_FLOATN_NX for inf and huge_val.
880 (fold_builtin_1): Use CASE_FLT_FN_FLOATN_NX for fabs.
881 * doc/extend.texi (Other Builtins): Document these built-in
883 * fold-const-call.c (fold_const_call): Use CASE_FLT_FN_FLOATN_NX
886 2016-08-22 Gerald Pfeifer <gerald@pfeifer.com>
888 * doc/install.texi (Binaries): www.opencsw.org now uses https.
890 2016-08-22 Richard Biener <rguenther@suse.de>
892 * tree-ssa-forwprop.c (pass_forwprop::execute): Use RPO order.
894 2016-08-21 Uros Bizjak <ubizjak@gmail.com>
897 * config/i386/i386.md (prefetch): When TARGET_PRFCHW or
898 TARGET_PREFETCHWT1 are disabled, emit 3dNOW! write prefetches for
899 non-SSE2 athlons only, otherwise prefer SSE prefetches.
901 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
903 * tree-vrp.c (vrp_visit_assignment_or_call): Changed to Return VR.
904 (vrp_visit_cond_stmt): Just sets TAKEN_EDGE_P.
905 (vrp_visit_switch_stmt): Likewise.
906 (extract_range_from_stmt): Factored out from vrp_visit_stmt.
907 (extract_range_from_phi_node): Factored out from vrp_visit_phi_stmt.
908 (vrp_visit_stmt): Use extract_range_from_stmt.
909 (vrp_visit_phi_node): Use extract_range_from_phi_node.
911 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
913 * Makefile.in: Add tree-vrp.h to GTFILES.
914 * gengtype.c (open_base_files): Add tree-vrp.h.
915 * asan.c: Add tree-vrp.h which now has the definition value_range_type.
916 * builtins.c: Likewise.
917 * fold-const.c: Likewise.
918 * gimple-builder.c: Likewise.
919 * gimple-laddress.c: Likewise.
920 * hsa-gen.c: Likewise.
921 * internal-fn.c: Likewise.
923 * targhooks.c: Liewise,
924 * tree-ssa-address.c: Likewise.
925 * tree-ssanames.h (value_range_type: Move to tree-vrp.h.
926 * tree-vrp.c (struct value_range): Move to tree-vrp.h
927 * tree-vrp.h: New file.
929 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
931 PR tree-optimization/61839
932 * tree-vrp.c (two_valued_val_range_p): New.
933 (simplify_stmt_using_ranges): Convert CST BINOP VAR where VAR is
934 two-valued to VAR == VAL1 ? (CST BINOP VAL1) : (CST BINOP VAL2).
935 Also Convert VAR BINOP CST where VAR is two-valued to
936 VAR == VAL1 ? (VAL1 BINOP CST) : (VAL2 BINOP CST).
938 2016-08-19 David Malcolm <dmalcolm@redhat.com>
940 * diagnostic-show-locus.c
941 (layout::annotation_line_showed_range_p): New method.
942 (layout::print_any_fixits): Remove case fixit_hint::REMOVE.
943 Reimplement case fixit_hint::REPLACE to cover removals, and
944 replacements where the range of the replacement isn't one
945 of the ranges in the rich_location.
946 (test_one_liner_fixit_replace): Likewise.
947 (selftest::test_one_liner_fixit_replace_non_equal_range): New
949 (selftest::test_one_liner_fixit_replace_equal_secondary_range):
951 (selftest::test_diagnostic_show_locus_one_liner): Call the new
953 * diagnostic.c (print_parseable_fixits): Remove case
956 2016-08-19 Uros Bizjak <ubizjak@gmail.com>
959 * config/i386/i386.c (ix86_option_override_internal): Remove
960 PTA_PRFCHW from entries that also have PTA_3DNOW flag.
961 Enable SSE prefetch also for TARGET_PREFETCHWT1.
962 Do not try to enable TARGET_PRFCHW ISA flag here.
963 * config/i386/i386.md (prefetch): Enable also for TARGET_3DNOW.
964 Rewrite expander function body.
965 (*prefetch_3dnow): Enable for TARGET_3DNOW and TARGET_PREFETCHWT1.
967 2016-08-19 Joseph Myers <joseph@codesourcery.com>
970 * tree-core.h (TI_COMPLEX_FLOAT16_TYPE)
971 (TI_COMPLEX_FLOATN_NX_TYPE_FIRST, TI_COMPLEX_FLOAT32_TYPE)
972 (TI_COMPLEX_FLOAT64_TYPE, TI_COMPLEX_FLOAT128_TYPE)
973 (TI_COMPLEX_FLOAT32X_TYPE, TI_COMPLEX_FLOAT64X_TYPE)
974 (TI_COMPLEX_FLOAT128X_TYPE, TI_FLOAT16_TYPE, TI_FLOATN_TYPE_FIRST)
975 (TI_FLOATN_NX_TYPE_FIRST, TI_FLOAT32_TYPE, TI_FLOAT64_TYPE)
976 (TI_FLOAT128_TYPE, TI_FLOATN_TYPE_LAST, TI_FLOAT32X_TYPE)
977 (TI_FLOATNX_TYPE_FIRST, TI_FLOAT64X_TYPE, TI_FLOAT128X_TYPE)
978 (TI_FLOATNX_TYPE_LAST, TI_FLOATN_NX_TYPE_LAST): New enum
980 (NUM_FLOATN_TYPES, NUM_FLOATNX_TYPES, NUM_FLOATN_NX_TYPES): New
982 (struct floatn_type_info): New structure type.
983 (floatn_nx_types): New variable declaration.
984 * tree.h (FLOATN_TYPE_NODE, FLOATN_NX_TYPE_NODE)
985 (FLOATNX_TYPE_NODE, float128_type_node, float64x_type_node)
986 (COMPLEX_FLOATN_NX_TYPE_NODE): New macros.
987 * tree.c (floatn_nx_types): New variable.
988 (build_common_tree_nodes): Initialize _FloatN, _FloatNx and
989 corresponding complex types.
990 * target.def (floatn_mode): New hook.
991 * targhooks.c: Include "real.h".
992 (default_floatn_mode): New function.
993 * targhooks.h (default_floatn_mode): New prototype.
994 * doc/extend.texi (Floating Types): Document _FloatN and _FloatNx
996 * doc/sourcebuild.texi (float@var{n}, float@var{n}x): Document new
997 effective-target and dg-add-options keywords.
998 (float@var{n}_runtime, float@var{n}x_runtime, floatn_nx_runtime):
999 Document new effective-target keywords.
1000 * doc/tm.texi.in (TARGET_FLOATN_MODE): New @hook.
1001 * doc/tm.texi: Regenerate.
1002 * ginclude/float.h (LDBL_DECIMAL_DIG): Define to
1003 __LDBL_DECIMAL_DIG__, not __DECIMAL_DIG__.
1004 [__STDC_WANT_IEC_60559_TYPES_EXT__]: Define macros from TS
1006 * real.h (struct real_format): Add field ieee_bits.
1007 * real.c (ieee_single_format, mips_single_format)
1008 (motorola_single_format, spu_single_format, ieee_double_format)
1009 (mips_double_format, motorola_double_format)
1010 (ieee_extended_motorola_format, ieee_extended_intel_96_format)
1011 (ieee_extended_intel_128_format)
1012 (ieee_extended_intel_96_round_53_format, ibm_extended_format)
1013 (mips_extended_format, ieee_quad_format, mips_quad_format)
1014 (vax_f_format, vax_d_format, vax_g_format, decimal_single_format)
1015 (decimal_double_format, decimal_quad_format, ieee_half_format)
1016 (arm_half_format, real_internal_format: Initialize ieee_bits
1018 * config/i386/i386.c (ix86_init_builtin_types): Do not initialize
1019 float128_type_node. Set float80_type_node to float64x_type_node
1020 if appropriate and long_double_type_node not appropriate.
1021 * config/ia64/ia64.c (ia64_init_builtins): Likewise.
1022 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format):
1023 Initialize ieee_bits field.
1024 * config/rs6000/rs6000.c (TARGET_FLOATN_MODE): New macro.
1025 (rs6000_init_builtins): Set ieee128_float_type_node to
1027 (rs6000_floatn_mode): New function.
1029 2016-08-19 Jakub Jelinek <jakub@redhat.com>
1031 * config/i386/rdseedintrin.h (_rdseed16_step, _rdseed32_step,
1032 _rdseed64_step): Uglify argument names and/or local variable names
1033 in inline functions.
1034 * config/i386/rtmintrin.h (_xabort): Likewise.
1035 * config/i386/avx512vlintrin.h (_mm256_ternarylogic_epi64,
1036 _mm256_mask_ternarylogic_epi64, _mm256_maskz_ternarylogic_epi64,
1037 _mm256_ternarylogic_epi32, _mm256_mask_ternarylogic_epi32,
1038 _mm256_maskz_ternarylogic_epi32, _mm_ternarylogic_epi64,
1039 _mm_mask_ternarylogic_epi64, _mm_maskz_ternarylogic_epi64,
1040 _mm_ternarylogic_epi32, _mm_mask_ternarylogic_epi32,
1041 _mm_maskz_ternarylogic_epi32): Likewise.
1042 * config/i386/lwpintrin.h (__llwpcb, __lwpval32, __lwpval64,
1043 __lwpins32, __lwpins64): Likewise.
1044 * config/i386/avx2intrin.h (_mm_i32gather_pd, _mm_mask_i32gather_pd,
1045 _mm256_i32gather_pd, _mm256_mask_i32gather_pd, _mm_i64gather_pd,
1046 _mm_mask_i64gather_pd, _mm256_i64gather_pd, _mm256_mask_i64gather_pd,
1047 _mm_i32gather_ps, _mm_mask_i32gather_ps, _mm256_i32gather_ps,
1048 _mm256_mask_i32gather_ps, _mm_i64gather_ps, _mm_mask_i64gather_ps,
1049 _mm256_i64gather_ps, _mm256_mask_i64gather_ps, _mm_i32gather_epi64,
1050 _mm_mask_i32gather_epi64, _mm256_i32gather_epi64,
1051 _mm256_mask_i32gather_epi64, _mm_i64gather_epi64,
1052 _mm_mask_i64gather_epi64, _mm256_i64gather_epi64,
1053 _mm256_mask_i64gather_epi64, _mm_i32gather_epi32,
1054 _mm_mask_i32gather_epi32, _mm256_i32gather_epi32,
1055 _mm256_mask_i32gather_epi32, _mm_i64gather_epi32,
1056 _mm_mask_i64gather_epi32, _mm256_i64gather_epi32,
1057 _mm256_mask_i64gather_epi32): Likewise.
1058 * config/i386/pmm_malloc.h (_mm_malloc, _mm_free): Likewise.
1059 * config/i386/ia32intrin.h (__writeeflags): Likewise.
1060 * config/i386/pkuintrin.h (_wrpkru): Likewise.
1061 * config/i386/avx512pfintrin.h (_mm512_mask_prefetch_i32gather_pd,
1062 _mm512_mask_prefetch_i32gather_ps, _mm512_mask_prefetch_i64gather_pd,
1063 _mm512_mask_prefetch_i64gather_ps, _mm512_prefetch_i32scatter_pd,
1064 _mm512_prefetch_i32scatter_ps, _mm512_mask_prefetch_i32scatter_pd,
1065 _mm512_mask_prefetch_i32scatter_ps, _mm512_prefetch_i64scatter_pd,
1066 _mm512_prefetch_i64scatter_ps, _mm512_mask_prefetch_i64scatter_pd,
1067 _mm512_mask_prefetch_i64scatter_ps): Likewise.
1068 * config/i386/gmm_malloc.h (_mm_malloc, _mm_free): Likewise.
1069 * config/i386/avx512fintrin.h (_mm512_ternarylogic_epi64,
1070 _mm512_mask_ternarylogic_epi64, _mm512_maskz_ternarylogic_epi64,
1071 _mm512_ternarylogic_epi32, _mm512_mask_ternarylogic_epi32,
1072 _mm512_maskz_ternarylogic_epi32, _mm512_i32gather_ps,
1073 _mm512_mask_i32gather_ps, _mm512_i32gather_pd, _mm512_i64gather_ps,
1074 _mm512_i64gather_pd, _mm512_i32gather_epi32, _mm512_i32gather_epi64,
1075 _mm512_i64gather_epi32, _mm512_i64gather_epi64): Likewise.
1077 * config/i386/fxsrintrin.h (_fxsave): Remove return keyword in inlines
1079 (_fxrstor, _fxsave64, _fxrstor64): Likewise.
1080 * config/i386/xsaveintrin.h (_xsave, _xrstor, _xsave64, _xrstor64):
1082 * config/i386/xsaveoptintrin.h (_xsaveopt, _xsaveopt64): Likewise.
1083 * config/i386/pkuintrin.h (_wrpkru): Likewise. Add space after
1085 (_rdpkru_u32): Add space after function name.
1087 * config/i386/t-i386 (i386-c.o): Don't depend on
1088 i386-builtin-types.inc.
1089 (i386.o): Depend on i386-builtin-types.inc.
1091 2016-08-19 Matthew Wahab <matthew.wahab@arm.com>
1094 * config/arm/arm.c (neon_valid_immediate): Delete declaration.
1095 Use const_vec_duplicate to check for duplicated elements.
1097 2016-08-19 Richard Biener <rguenther@suse.de>
1099 PR tree-optimization/77290
1100 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
1101 Fix flag_tree_parallelize_loops check.
1103 2016-08-19 Richard Biener <rguenther@suse.de>
1105 * match.pd (x | 0 -> x): Add.
1107 2016-08-19 Richard Biener <rguenther@suse.de>
1109 PR tree-optimization/77286
1110 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
1111 Deal with virtual PHIs being out-of-order.
1113 2016-08-18 David Malcolm <dmalcolm@redhat.com>
1115 * doc/invoke.texi (fverbose-asm): Note that source code lines
1116 are emitted, and provide an example.
1117 * final.c (asm_show_source): New function.
1118 (final_scan_insn): Call asm_show_source.
1120 2016-08-18 David Malcolm <dmalcolm@redhat.com>
1122 * diagnostic-show-locus.c (colorizer::colorizer): Replace diagnostic
1123 param with diagnostic_kind.
1124 (class colorizer): Similarly replace field m_diagnostic with
1126 (colorizer::colorizer): Replace diagnostic
1127 param with diagnostic_kind.
1128 (colorizer::begin_state): Update for above field change.
1129 (layout::layout): Replace diagnostic param with rich_location *
1130 and diagnostic_kind.
1131 (diagnostic_show_locus): Replace diagnostic param with richloc
1132 and diagnostic_kind.
1133 (class selftest::test_diagnostic_context): New class.
1134 (selftest::test_diagnostic_show_locus_unknown_location): New
1136 (selftest::test_one_liner_simple_caret): New function.
1137 (selftest::test_one_liner_caret_and_range): New function.
1138 (selftest::test_one_liner_multiple_carets_and_ranges): New
1140 (selftest::test_one_liner_fixit_remove): New function.
1141 (selftest::test_one_liner_fixit_replace): New function.
1142 (selftest::test_diagnostic_show_locus_one_liner): New function.
1143 (selftest::diagnostic_show_locus_c_tests): Call the new test
1145 * diagnostic.c (diagnostic_initialize): Initialize
1146 colorize_source_p, show_ruler_p and parseable_fixits_p.
1147 (default_diagnostic_finalizer): Update for change to
1148 diagnostic_show_locus.
1149 (diagnostic_append_note): Likewise.
1150 * diagnostic.h (diagnostic_show_locus): Replace
1151 const diagnostic_info * param with location * and diagnostic_t.
1153 2016-08-18 David Malcolm <dmalcolm@redhat.com>
1155 * input.c (saved_line_table): New global.
1156 (class selftest::temp_line_table): Rename to line_table_test and
1157 move declaration to selftest.h, and drop field m_old_line_table.
1158 (selftest::temp_line_table::temp_line_table): Rename ctor to...
1159 (selftest::line_table_test::line_table_test): ...this. Add a
1160 default ctor. Store current value of line_table within
1162 (selftest::temp_line_table::~temp_line_table): Rename dtor to...
1163 (selftest::line_table_test::~line_table_test): ...this, and
1164 restore line_table from the saved_line_table, rather than
1166 (selftest::test_accessing_ordinary_linemaps): Update for above
1168 (selftest::test_lexer): Likewise.
1169 (struct selftest::lexer_test): Likewise.
1170 (selftest::lexer_test::lexer_test): Likewise.
1171 (selftest::input_c_tests): Move the looping over test cases from
1173 (selftest::for_each_line_table_case): New function.
1174 * input.h (saved_line_table): New decl.
1175 * selftest.h (struct selftest::line_table_case): New forward decl.
1176 (class selftest::line_table_test): New class, moved here from
1177 selftest::temp_line_table in input.c, and renamed.
1178 (selftest::for_each_line_table_case): New decl.
1180 2015-08-18 H.J. Lu <hongjiu.lu@intel.com>
1183 * config/i386/i386.c (lakemont_cost): Set MOVE_RATIO to 17.
1185 2016-08-18 Chung-Lin Tang <cltang@codesourcery.com>
1188 * gimplify.c (omp_add_variable): Adjust/add variable mapping on
1189 enclosing parallel construct for reduction variables on OpenACC loop
1192 2016-08-18 Pierre-Marie de Rodat <derodat@adacore.com>
1194 * dwarf2out.c (copy_dwarf_procedure): Remove obsolete comment.
1195 (new_dwarf_proc_die): Emit DW_TAG_dwarf_procedure DIEs even for
1197 (function_to_dwarf_procedure): Update comment.
1199 2016-08-18 David Malcolm <dmalcolm@redhat.com>
1201 * input.c (diagnostics_file_cache_forcibly_evict_file): New
1203 * input.h (diagnostics_file_cache_forcibly_evict_file): New
1205 * selftest.c (selftest::temp_source_file::~temp_source_file):
1206 Evict m_filename from the diagnostic file cache.
1208 2016-08-18 Richard Biener <rguenther@suse.de>
1210 * tree-pass.h (make_pass_materialize_all_clones): Declare.
1211 * ipa.c (pass_data_materialize_all_clones, pass_materialize_all_clones,
1212 make_pass_materialize_all_clones): New simple IPA pass encapsulating
1213 clone materialization.
1214 * passes.def (all_late_ipa_passes): Start with
1215 pass_materialize_all_clones.
1216 * cgraphunit.c (symbol_table::compile): Remove call to
1217 materialize_all_clones.
1218 * tree-into-ssa.c: Include statistics.h.
1219 (update_ssa): Count number of times we do incremental/rewrite
1222 2016-08-18 Richard Biener <rguenther@suse.de>
1224 PR tree-optimization/77282
1225 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
1226 When doing auto-parallelizing also prevent use of PHIs that
1227 carry dependences across loop backedges.
1229 2016-08-18 Tamar Christina <tamar.christina@arm.com>
1230 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1232 * varasm.c (default_use_anchors_for_symbol_p): Reject too large decls.
1234 2016-08-18 Richard Biener <rguenther@suse.de>
1236 * ssa-iterators.h (ssa_vuse_operand): New inline.
1237 * tree-if-conv.c (ifc_temp_var): Update virtual operand.
1238 (predicate_all_scalar_phis): Use remove_phi_node to remove
1239 phi nodes predicated. Delay removing virtual PHIs.
1240 (predicate_mem_writes): Update virtual operands.
1241 (combine_blocks): Likewise. Propagate out remaining virtual PHIs.
1242 (tree_if_conversion): Do not rewrite virtual SSA form.
1243 * tree-phinodes.c (release_phi_node): Make static.
1244 * tree-phinodes.h (release_phi_node): Remove.
1246 2016-08-18 Jakub Jelinek <jakub@redhat.com>
1248 * config/i386/i386.c (enum ix86_builtins): Remove IX86_BUILTIN_*
1249 codes that appear in bdesc_* arrays, instead include i386-builtin.def
1250 twice to define those.
1251 (bdesc_comi, bdesc_pcmpestr, bdesc_pcmpistr, bdesc_special_args,
1252 bdesc_args, bdesc_round_args, bdesc_mpx, bdesc_mpx_const,
1253 bdesc_multi_arg): Define by including i386-builtin.def the third time.
1254 * config/i386/i386-builtin.def: New file.
1256 2016-08-17 David Malcolm <dmalcolm@redhat.com>
1258 * input.c (get_source_range_for_char): Rename to...
1259 (selftest::get_source_range_for_char): ...this, and move within
1260 the #if CHECKING_P guard.
1261 (get_num_source_ranges_for_substring): Rename to...
1262 (selftest::get_num_source_ranges_for_substring): ...this, move
1263 within the #if CHECKING_P guard, and make static.
1264 (selftest::assert_num_substring_ranges): Initialize
1267 2016-08-18 Alan Modra <amodra@gmail.com>
1269 PR rtl-optimization/72771
1270 * reload.c (find_reloads): Don't assume that a subreg mem is OK
1271 when find_reloads_toplev returns address_reloaded==-1.
1272 (alternative_allows_const_pool_ref): Update comment.
1274 2015-08-17 Alan Hayward <alan.hayward@arm.com>
1276 PR tree-optimization/71752
1277 * tree-vect-loop.c (vectorizable_reduction): Keep SLP operand ordering.
1278 * tree-vect-slp.c (vect_get_slp_defs): Handle null operands.
1280 2016-08-17 Jakub Jelinek <jakub@redhat.com>
1282 * gimple-fold.c (gimple_fold_call): Use gimple_call_noreturn_p
1283 instead of testing ECF_NORETURN bit in gimple_call_flags.
1284 * tree-cfg.c (make_edges_bb, execute_fixup_cfg): Likewise.
1285 * predict.c (tree_bb_level_predictions): Likewise.
1286 * gimple-low.c (gimple_stmt_may_fallthru): Likewise.
1289 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children): If
1290 turning a call into __builtin_unreachable-like noreturn call, adjust
1291 gimple_call_set_fntype.
1292 * tree-cfgcleanup.c (fixup_noreturn_call): Remove lhs also if
1293 gimple_call_fntype has void return type.
1295 2016-08-17 Chung-Lin Tang <cltang@codesourcery.com>
1297 * omp-low.c (lower_oacc_reductions): Adjust variable lookup to use
1298 maybe_lookup_decl, to handle nested acc loop directives.
1300 2016-08-17 Richard Biener <rguenther@suse.de>
1302 PR tree-optimization/76490
1303 * tree-vrp.c (update_value_range): Preserve overflow infinities
1304 when intersecting with ranges from get_range_info.
1305 (operand_less_p): Handle overflow infinities correctly.
1306 (value_range_constant_singleton): Use vrp_operand_equal_p
1307 to handle overflow max/min correctly.
1308 (vrp_valueize): Likewise.
1309 (union_ranges): Likewise.
1310 (intersect_ranges): Likewise.
1311 (vrp_visit_phi_node): Improve iteration limitation to only
1312 apply when we'll possibly re-visit the PHI via a changed argument
1315 2016-08-17 Thomas Preud'homme <thomas.preudhomme@arm.com>
1317 * config/arm/t-aprofile (MULTILIB_EXCEPTIONS): Rewrite into ...
1318 (MULTILIB_REQUIRED): This by specifying multilib needing to be built
1319 rather than those that should not be built.
1321 2016-08-17 Stanislaw Halik <sthalik@misaki.pl>
1324 * config/i386/xm-mingw32.h (HOST_BITS_PER_PTR): Define if __x86_64__.
1326 2016-08-17 Richard Biener <rguenther@suse.de>
1328 * tree-ssa.c: Include tree-cfg.h and tree-dfa.h.
1329 (verify_vssa): New function verifying virtual SSA form.
1330 (verify_ssa): Call it.
1331 * tree-ssa-loop-manip.c (slpeel_update_phi_nodes_for_guard2):
1332 Do not apply loop-closed SSA handling to virtuals.
1333 * ssa-iterators.h (op_iter_init): Handle GIMPLE_TRANSACTION.
1334 * tree-into-ssa.c (prepare_use_sites_for): Skip virtual SSA names
1335 when rewriting their symbol.
1336 (prepare_def_site_for): Likewise.
1337 * tree-chkp-opt.c (chkp_reduce_bounds_lifetime): Clear virtual
1338 operands of moved stmts.
1340 2016-08-17 Richard Biener <rguenther@suse.de>
1342 PR tree-optimization/23855
1343 * tree-ssa-loop-unswitch.c: Include tree-ssa-loop-manip.h.
1344 (tree_unswitch_outer_loop): Iterate find_loop_guard as long as we
1345 find guards to hoist. Do not update SSA form but rewrite virtuals
1346 into loop closed SSA.
1347 (find_loop_guard): Adjust to skip already hoisted guards. Do
1348 not mark virtuals for renaming or update SSA form.
1350 2016-08-17 Martin Liska <mliska@suse.cz>
1352 * coverage.c (get_gcov_type): Replace GCOV_TYPE_SIZE with
1353 a LONG_LONG_TYPE_SIZE comparison.
1354 * gcov-io.h: Remove macro definitions.
1355 * tree-profile.c (gimple_gen_edge_profiler): Replace usage
1356 of GCOV_TYPE_ATOMIC_FETCH_ADD with a LONG_LONG_TYPE_SIZE
1359 2016-08-16 Jakub Jelinek <jakub@redhat.com>
1361 * config/i386/i386.c (enum ix86_builtins): Reorder enumerators, so
1362 that builtins not mentioned in bdesc_* arrays come first, then
1363 the ones mentioned in bdesc_* arrays in the order they appear in
1364 the arrays in between IX86_BUILTIN__BDESC_*_FIRST and
1365 IX86_BUILTIN__BDESC_*_LAST enumerator.
1366 (bdesc_mpx): Fix up a comment typo.
1367 (bdesc_multi_arg): Remove __builtin_ia32_vpcomne[bwdq] and
1368 __builtin_ia32_vpcomneu[bwdq] builtins.
1369 (BDESC_VERIFY, BDESC_VERIFYS): Define.
1370 (ix86_init_mmx_sse_builtins, ix86_init_mpx_builtins): Verify
1371 enum ix86_builtins ordering.
1372 (ix86_expand_builtin): Use enum ix86_builtins ordering assumption
1373 for direct bdesc_* array member access instead of searching all the
1374 arrays until an fcode match is found.
1376 2016-08-16 Uros Bizjak <ubizjak@gmail.com>
1378 * config/i386/i386.md (*ashl<mode>3_mask): Rewrite define_insn
1379 pattern as define_insn_and_split. Split insn before reload to
1381 (*<shift_insn><mode>3_mask): Ditto. Split insn before reload to
1382 <shift_insn><mode>3_1.
1383 (*<rotate_insn><mode>3_mask): Ditto. Split insn before reload to
1384 <rotate_insn><mode>3_1.
1386 2016-08-16 David Malcolm <dmalcolm@redhat.com>
1389 * input.c (get_source_range_for_substring): Rename to...
1390 (get_source_location_for_substring): ...this, adding param
1391 "caret_idx", and converting output param from source_range * to
1393 (get_source_range_for_char): New function.
1394 (get_num_source_ranges_for_substring): Update comment to reflect
1396 (assert_char_at_range): Update to use get_source_range_for_char
1397 rather than get_source_range_for_substring.
1398 (test_lexer_string_locations_concatenation_2): Likewise.
1399 * substring-locations.h (get_source_range_for_substring): Rename
1401 (get_source_location_for_substring): ...this, and adding param
1402 "caret_idx", and converting output param from source_range * to
1405 2016-08-16 David Malcolm <dmalcolm@redhat.com>
1407 * input.c (class selftest::temp_source_file): Move to
1409 (selftest::temp_source_file::temp_source_file): Move to
1411 (selftest::temp_source_file::~temp_source_file): Likewise.
1412 * selftest.c (selftest::temp_source_file::temp_source_file): Move
1414 (selftest::temp_source_file::~temp_source_file): Likewise.
1415 * selftest.h (class selftest::temp_source_file): Move here from
1418 2016-08-16 Jakub Jelinek <jakub@redhat.com>
1421 * tree-cfg.c (execute_fixup_cfg): Add node variable, use it. Before
1422 inlining, add cgraph edge for the added __builtin_unreachable call.
1425 * expmed.c (expand_mult_const): Change val_so_far's type to UHWI,
1426 only cast it to SHWI for the final comparison.
1428 2016-08-16 Martin Liska <mliska@suse.cz>
1430 PR gcov-profile/36412
1431 * doc/gcov.texi: Document --hash-filenames(-x).
1432 * gcov.c (print_usage): Add the option.
1433 (process_args): Process the option, sort options alphabetically.
1434 (md5sum_to_hex): New function.
1435 (make_gcov_file_name): Do the md5sum and append it to a
1438 2016-08-16 Bin Cheng <bin.cheng@arm.com>
1440 PR tree-optimization/69848
1441 * config/aarch64/aarch64-simd.md (vcond<mode><mode>): Invert NE
1442 and swtich operands to avoid additional NOT instruction.
1443 (vcond<v_cmp_mixed><mode>): Ditto.
1444 (vcondu<mode><mode>, vcondu<mode><v_cmp_mixed>): Ditto.
1446 2016-08-16 Eric Botcazou <ebotcazou@adacore.com>
1448 * doc/install.texi (*-*-solaris2*): Adjust latest change.
1450 2016-08-16 Richard Biener <rguenther@suse.de>
1452 PR tree-optimization/76783
1453 * tree-ssa-propagate.c (ssa_prop_init): Use RPO order. Clear
1454 BB visited flags at start.
1456 2016-08-16 Bin Cheng <bin.cheng@arm.com>
1458 PR tree-optimization/72817
1459 PR tree-optimization/73450
1460 * tree-ssa-loop-niter.c (number_of_iterations_ne): Check
1461 multiple_of_p for adjusted IV.base.
1463 2016-08-15 Uros Bizjak <ubizjak@gmail.com>
1466 * config/i386/sse.md (<code><mode>3<mask_name><round_saeonly_name>):
1467 Emit ieee_<ieee_maxmin><mode>3<mask_name><round_saeonly_name>
1468 for !flag_finite_math_only or flag_signed_zeros.
1469 (*<code><mode>3<mask_name><round_saeonly_name>): Rename from
1470 *<code><mode>3_finite<mask_name><round_saeonly_name>. Do not
1471 depend on flag_finite_math_only.
1472 (ieee_<ieee_maxmin><mode>3<mask_name><round_saeonly_name>):
1474 (*<code><mode>3<mask_name><round_saeonly_name>): Remove.
1475 (*ieee_smin<mode>3): Ditto.
1476 (*ieee_smax<mode>3): Ditto.
1477 * config/i386/mmx.md (mmx_<code>v2sf3): Emit
1478 mmx_ieee_<ieee_maxmin>v2sf3 for !flag_finite_math_only or
1480 (*mmx_<code>v2sf3): Rename from *mmx_<code>v2sf3_finite. Do not
1481 depend on flag_finite_math_only.
1482 (mmx_ieee_<ieee_maxmin>v2sf3): New insn pattern.
1483 (*mmx_<code>v2sf3): Remove.
1484 * config/i386/subst.md (round_saeonly_mask_arg3): New subst attribute.
1485 * config/i386/i386.c (ix86_expand_sse_fp_mimnax): Check
1486 flag_signed_zeros instead of !flag_unsafe_math_optimizations.
1488 2016-08-15 Segher Boessenkool <segher@kernel.crashing.org>
1490 PR rtl-optimization/73650
1491 * lra-constraints.c (simple_move_p): If the insn is multiple_sets
1492 it is not a simple move.
1494 2016-08-15 Martin Liska <mliska@suse.cz>
1497 * gcc.c (do_spec_1): Call save_string with the right size.
1498 (save_string): Do an assert about string we copy.
1500 2016-08-15 Richard Biener <rguenther@suse.de>
1502 * ree.c (rest_of_handle_ree): Remove redundant timevar push/pop.
1503 * config/i386/i386.c (pass_data_insert_vzeroupper): Account to
1505 (pass_data_stv): Likewise.
1507 2016-08-15 Richard Biener <rguenther@suse.de>
1509 PR tree-optimization/73434
1510 * tree-ssa-sccvn.c (vn_reference_maybe_forwprop_address): Preserve
1511 TBAA info on the base when forwarding a non-invariant address.
1513 2016-08-15 Jakub Jelinek <jakub@redhat.com>
1515 * dwarf2out.c (struct checksum_attributes): Add
1516 at_string_length_bit_size and at_string_length_byte_size fields.
1517 (collect_checksum_attributes): Handle DW_AT_string_length_bit_size
1518 and DW_AT_string_length_byte_size.
1519 (die_checksum_ordered): Handle at_string_length_bit_size and
1520 at_string_length_byte_size.
1521 (gen_array_type_die): For dwarf_version >= 5 emit
1522 DW_AT_string_length_byte_size instead of DW_AT_byte_size.
1523 (adjust_string_types): For dwarf_version >= 5 remove
1524 DW_AT_string_length_byte_size instead of DW_AT_byte_size.
1525 (resolve_addr): Likewise.
1528 * dwarf2out.c (string_types): New variable.
1529 (gen_array_type_die): Change early_dwarf handling of
1530 DW_AT_string_length, create DW_OP_call4 referencing the
1531 length var temporarily. Handle parameters that are pointers
1533 (adjust_string_types): New function.
1534 (gen_subprogram_die): Temporarily set string_types to local var,
1535 call adjust_string_types if needed.
1536 (non_dwarf_expression, copy_deref_exprloc, optimize_string_length):
1538 (resolve_addr): Adjust DW_AT_string_length if it is DW_OP_call4.
1540 2016-08-15 Eric Botcazou <ebotcazou@adacore.com>
1542 * doc/install.texi (*-*-solaris2*): Fix version number and document
1543 requirement on GNU make for building libjava with the Solaris linker.
1545 2016-08-15 Martin Liska <mliska@suse.cz>
1546 Jakub Jelinek <jakub@redhat.com>
1548 PR tree-optimization/72824
1549 * tree-loop-distribution.c (const_with_all_bytes_same)
1550 <case VECTOR_CST>: Fix a typo.
1552 2016-08-14 Uros Bizjak <ubizjak@gmail.com>
1555 * config/i386/avx512fintrin.h (_mm512_undefined_epi32):
1556 Renamed from _mm512_undefined_si512.
1557 (_mm_undefined_si512): New definition.
1559 2016-08-13 Richard Biener <rguenther@suse.de>
1561 * tree-ssa-forwprop.c (pass_forwprop::execute): Propagate
1562 into PHIs and update the lattice for its def.
1564 2016-08-12 Jakub Jelinek <jakub@redhat.com>
1567 * ubsan.c (instrument_si_overflow): Pass true instead of false
1569 (pass_ubsan::execute): Call gimple_purge_dead_eh_edges at the end
1570 of bbs. Return TODO_cleanup_cfg if any returned true.
1572 2016-08-12 Michael Meissner <meissner@linux.vnet.ibm.com>
1574 * config/rs6000/vsx.md (vsx_concat_<mode>): Add support for the
1575 ISA 3.0 MTVSRDD instruction.
1576 (vsx_splat_<mode>): Change cpu type of MTVSRDD instruction to
1579 2016-08-12 Bernd Edlinger <bernd.edlinger@hotmail.de>
1581 PR tree-optimization/71083
1582 * tree-predcom.c (ref_at_iteration): Use a COMPONENT_REF for the
1583 bitfield access when possible.
1585 2016-08-12 Patrick Palka <ppalka@gcc.gnu.org>
1588 * match.pd ((T)A CMP (T)B -> A CMP B): Allow (T)A to be a
1589 sign-changing cast from a shorter unsigned type to a wider
1592 2016-08-12 Jakub Jelinek <jakub@redhat.com>
1594 * config/i386/sse.md (avx512dq_vextract<shuffletype>64x2_1_maskm,
1595 vec_extract_hi_<mode>_mask, vec_extract_lo_<mode>_mask,
1596 vec_extract_hi_<mode>_mask): Use Yk constraint instead of k.
1598 2016-08-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1600 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost):
1601 Correct costs for vec_construct.
1603 2016-08-12 Bin Cheng <bin.cheng@arm.com>
1605 PR tree-optimization/69848
1606 * tree-vectorizer.h (enum vect_def_type): New condition reduction
1607 type CONST_COND_REDUCTION.
1608 * tree-vect-loop.c (vectorizable_reduction): Support new condition
1609 reudction type CONST_COND_REDUCTION.
1611 2016-08-12 Richard Biener <rguenther@suse.de>
1613 PR tree-optimization/57326
1614 * tree-ssa-pre.c (fully_constant_expression): Handle simplification
1615 returning an SSA name.
1616 (phi_translate_1): When fully_constant_expression returns a NAME
1617 make sure we have a leader for it.
1619 2016-08-12 Martin Liska <mliska@suse.cz>
1620 Adam Fineman <afineman@afineman.com>
1622 * gcov.c (process_file): Create .gcov file when .gcda
1625 2016-08-12 Marek Polacek <polacek@redhat.com>
1628 * alias.c (find_base_value): Adjust fall through comment.
1629 * cfgexpand.c (expand_debug_expr): Likewise.
1630 * combine.c (find_split_point): Likewise.
1631 (expand_compound_operation): Likewise. Add FALLTHRU.
1632 (make_compound_operation): Adjust fall through comment.
1633 (canon_reg_for_combine): Add FALLTHRU.
1634 (force_to_mode): Adjust fall through comment.
1635 (simplify_shift_const_1): Likewise.
1636 (simplify_comparison): Likewise.
1637 * config/aarch64/aarch64-builtins.c (aarch64_simd_expand_args): Add
1639 * config/aarch64/predicates.md: Likewise.
1640 * config/i386/i386.c (function_arg_advance_32): Likewise.
1641 (ix86_gimplify_va_arg): Likewise.
1642 (print_reg): Likewise.
1643 (ix86_print_operand): Likewise.
1644 (ix86_build_const_vector): Likewise.
1645 (ix86_expand_branch): Likewise.
1646 (ix86_sched_init_global): Adjust fall through comment.
1647 (ix86_expand_args_builtin): Add FALLTHRU.
1648 (ix86_expand_builtin): Likewise.
1649 (ix86_expand_vector_init_one_var): Likewise.
1650 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
1651 (rs6000_adjust_cost): Likewise.
1652 (insn_must_be_first_in_group): Likewise.
1653 * config/rs6000/rs6000.md: Likewise. Adjust fall through comment.
1654 * dbxout.c (dbxout_symbol): Adjust fall through comment.
1655 * df-scan.c (df_uses_record): Likewise.
1656 * dojump.c (do_jump): Add FALLTHRU.
1657 * dwarf2out.c (mem_loc_descriptor): Likewise. Adjust fall through
1659 (resolve_args_picking_1): Adjust fall through comment.
1660 (loc_list_from_tree_1): Likewise.
1661 * expmed.c (make_tree): Likewise.
1662 * expr.c (expand_expr_real_2): Add FALLTHRU.
1663 (expand_expr_real_1): Likewise. Adjust fall through comment.
1664 * fold-const.c (const_binop): Adjust fall through comment.
1665 (fold_truth_not_expr): Likewise.
1666 (fold_cond_expr_with_comparison): Add FALLTHRU.
1667 (fold_binary_loc): Likewise.
1668 (contains_label_1): Adjust fall through comment.
1669 (multiple_of_p): Likewise.
1670 * gcov-tool.c (process_args): Add FALLTHRU.
1671 * genattrtab.c (check_attr_test): Likewise.
1672 (write_test_expr): Likewise.
1673 * genconfig.c (walk_insn_part): Likewise.
1674 * genpreds.c (validate_exp): Adjust fall through comment.
1675 (needs_variable): Likewise.
1676 * gensupport.c (get_alternatives_number): Add FALLTHRU.
1677 (subst_dup): Likewise.
1678 * gimple-pretty-print.c (dump_gimple_assign): Likewise.
1679 * gimplify.c (gimplify_addr_expr): Adjust fall through comment.
1680 (gimplify_scan_omp_clauses): Add FALLTHRU.
1681 (goa_stabilize_expr): Likewise.
1682 * graphite-isl-ast-to-gimple.c (substitute_ssa_name): Adjust fall
1684 * hsa-gen.c (get_address_from_value): Likewise.
1685 * ipa-icf.c (sem_function::hash_stmt): Likewise.
1686 * ira.c (ira_setup_alts): Add FALLTHRU.
1687 * lra-eliminations.c (lra_eliminate_regs_1): Adjust fall through
1689 * lto-streamer-out.c (lto_output_tree_ref): Add FALLTHRU.
1690 * opts.c (common_handle_option): Likewise.
1691 * read-rtl.c (read_rtx_code): Likewise.
1692 * real.c (round_for_format): Likewise.
1693 * recog.c (asm_operand_ok): Likewise.
1694 * reginfo.c (reg_scan_mark_refs): Adjust fall through comment.
1695 * reload1.c (set_label_offsets): Likewise.
1696 (eliminate_regs_1): Likewise.
1697 (reload_reg_reaches_end_p): Likewise.
1698 * rtlanal.c (commutative_operand_precedence): Add FALLTHRU.
1699 (rtx_cost): Likewise.
1700 * sched-rgn.c (is_exception_free): Likewise.
1701 * simplify-rtx.c (simplify_rtx): Adjust fall through comment.
1702 * stor-layout.c (int_mode_for_mode): Likewise.
1703 * toplev.c (print_to_asm_out_file): Likewise.
1704 (print_to_stderr): Likewise.
1705 * tree-cfg.c (gimple_verify_flow_info): Likewise.
1706 * tree-chrec.c (chrec_fold_plus_1): Add FALLTHRU.
1707 (chrec_fold_multiply): Likewise.
1708 (evolution_function_is_invariant_rec_p): Likewise.
1709 (for_each_scev_op): Likewise.
1710 * tree-data-ref.c (siv_subscript_p): Likewise.
1711 (get_references_in_stmt): Likewise.
1712 * tree.c (find_placeholder_in_expr): Adjust fall through comment.
1713 (substitute_in_expr): Likewise.
1714 (type_cache_hasher::equal): Likewise.
1715 (walk_type_fields): Likewise.
1716 * var-tracking.c (adjust_mems): Add FALLTHRU.
1717 (set_dv_changed): Adjust fall through comment.
1718 * varasm.c (default_function_section): Add FALLTHRU.
1720 2016-08-12 Marek Polacek <polacek@redhat.com>
1723 * tree-complex.c (expand_complex_division): Add missing break.
1725 2016-08-12 Richard Biener <rguenther@suse.de>
1727 * passes.c (execute_todo): Do not push/pop TV_TODO.
1728 (execute_one_ipa_transform_pass): Move timevar push/pop TODO execution.
1729 (execute_one_pass): Likewise.
1730 * common.opt (ftime-report-details): New switch.
1731 * doc/invoke.texi (ftime-report-details): Document.
1732 * timevar.h (timer::print_row): Adjust signature.
1733 (timer::all_zero): New static helper.
1734 (timer::child_map_t): New typedef.
1735 (timer::time_var_def): Add children field.
1736 * timevar.c (timer::named_items::print): Adjust.
1737 (timer::~timer): Free timevar recorded children.
1738 (timer::pop_internal): When -ftime-report-details record
1739 time spent in sub-timevars.
1740 (timer::print_row): Adjust.
1741 (timer::print): Print sub-timevar stats, use all_zero.
1742 * timevar.def (TV_TODO): Remove.
1744 2016-08-12 Richard Biener <rguenther@suse.de>
1746 PR tree-optimization/72851
1747 * tree-ssa-propagate.c: Include cfganal.h. Rewrite block and stmt
1748 worklists to use bitmaps indexed in execution order.
1749 (executable_blocks, cfg_blocks_num, cfg_blocks_tail, cfg_blocks_head,
1750 bb_in_list, interesting_ssa_edges, varying_ssa_edges): Remove.
1751 (cfg_blocks): Make a bitmap.
1752 (bb_to_cfg_order, cfg_order_to_bb, ssa_edge_worklist, uid_to_stmt):
1754 (cfg_blocks_empty_p): Adjust.
1755 (cfg_blocks_add): Likewise.
1756 (cfg_blocks_get): Likewise.
1757 (add_ssa_edge): Likewise.
1758 (add_control_edge): Likewise.
1759 (simulate_stmt): Likewise.
1760 (process_ssa_edge_worklist): Likewise.
1761 (simulate_block): Likewise.
1762 (ssa_prop_init): Compute PRE order and stmt UIDs.
1763 (ssa_prop_fini): Adjust.
1764 (ssa_propagate): Adjust.
1766 2016-08-12 Richard Biener <rguenther@suse.de>
1768 * tree-vrp.c (vrp_visit_phi_node): Allow a last iteration if
1769 the currently executable edges have fixed ranges. Always
1770 go through update_value_range.
1772 2016-08-12 Alexandre Oliva <aoliva@redhat.com>
1776 (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Const_tree-ify.
1777 (LANG_HOOKS_FUNCTION_DECL_DELETED_P): Likewise.
1778 (LANG_HOOKS_FUNCTION_DECL_DEFAULTED): Set default.
1779 (LANG_HOOKS_DECLS): Add it.
1780 * langhooks.h (struct lang_hooks_for_decls): Add
1781 function_decl_defaulted. Const_tree-ify
1782 function_decl_explicit_p and function_decl_deleted_p.
1783 * dwarf2out.c (gen_subprogram_die): Add DW_AT_defaulted
1784 attribute. Add DW_AT_deleted instead of DW_AT_GNU_deleted,
1785 also at strict DWARF v5.
1788 * dwarf2out.c (decl_quals): Don't map TREE_READONLY to
1789 TYPE_QUAL_CONST in reference-typed decls.
1792 * dwarf2out.c (loc_list_from_tree_1): Expand some CONSTRUCTORs
1793 in DW_OP_pieces, just enough to handle pointers to member
1795 (gen_remaining_tmpl_value_param_die_attribute): Use a location
1796 expression on DWARFv5 if a constant value doesn't work.
1798 2016-08-11 David Malcolm <dmalcolm@redhat.com>
1800 * selftest-run-tests.c (selftest::run_tests): Call selftest_c_tests.
1801 * selftest.c (selftest::test_assertions): New function.
1802 (selftest::selftest_c_tests): New function.
1803 * selftest.h (selftest::selftest_c_tests): New declaration.
1805 2016-08-11 Richard Biener <rguenther@suse.de>
1806 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1808 PR rtl-optimization/72855
1809 * df-core.c (df_verify): Turn off DF_VERIFY_SCHEDULED at end.
1811 2016-08-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1814 * vsx.md (vsx_load_<mode>): For P8LE, emit swaps at expand time.
1815 (vsx_store_<mode>): Likewise.
1817 2015-08-11 H.J. Lu <hongjiu.lu@intel.com>
1819 * config/i386/i386.c (timode_scalar_to_vector_candidate_p): Allow
1820 TImode CONST_WIDE_INT store.
1821 (timode_scalar_chain::convert_insn): Handle CONST_WIDE_INT store.
1823 2015-08-11 H.J. Lu <hongjiu.lu@intel.com>
1825 * config/i386/i386.h (MOVE_MAX_PIECES): Use TImode in 64-bit
1826 mode if unaligned SSE load and store are optimal.
1828 2016-08-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
1830 PR tree-optimization/71083
1831 * tree-predcom.c (ref_at_iteration): Correctly align the
1834 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1836 * config/s390/s390-builtin-types.def: Add INT128 types.
1837 * config/s390/s390-builtins.def: Add INT128 variants for the add
1838 sub low-level builtins dealing with TImode.
1839 * config/s390/s390.c (s390_expand_builtin): Allow mode conversions
1840 via subreg when expanding a builtin.
1841 * config/s390/s390.md: Remove UNSPEC_VEC_ADDC_U128,
1842 UNSPEC_VEC_SUB_U128, and UNSPEC_VEC_SUBC_U128 constants.
1844 * config/s390/vecintrin.h: Adjust builtin names accordingly.
1845 * config/s390/vx-builtins.md ("vec_add_u128"): Remove expander.
1846 ("vec_addc<mode>", "vec_addc_u128"): Merge to
1847 "vacc<bhfgq>_<mode>".
1848 ("vec_adde_u128"): Rename to "vacq". Change mode to TImode.
1849 ("vec_addec_u128"): Rename to "vacccq". Change mode to TImode.
1850 ("vec_subc<mode>", "vec_subc_u128"): Merge to
1851 "vscbi<bhfgq>_<mode>".
1852 ("vec_sube_u128"): Rename to "vsbiq". Change mode to TImode.
1853 ("vec_subec_u128"): Rename to "vsbcbiq". Change mode to TImode.
1855 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1857 * config/s390/s390-builtins.def: Mark last operand of s390_vlvg*
1859 2016-08-11 Bin Cheng <bin.cheng@arm.com>
1861 * config/aarch64/aarch64-simd.md (vcond<mode><mode>): Delete
1863 (vcond<v_cmp_mixed><mode>): Ditto.
1864 (vcondu<mode><mode>, vcondu<mode><v_cmp_mixed>): Ditto.
1866 2016-08-11 Bin Cheng <bin.cheng@arm.com>
1868 * config/aarch64/aarch64-simd.md (vec_cmp<mode><v_cmp_result>): Init
1869 variable explicitly, also assert on it before use.
1871 2016-08-11 Richard Biener <rguenther@suse.de>
1873 PR tree-optimization/72772
1874 * cfgloopmanip.c (create_preheader): Use split_edge if there
1875 is a single loop entry, avoiding degenerate PHIs.
1877 2016-08-11 Richard Biener <rguenther@suse.de>
1879 * tree-ssa-threadbackward.c (pass_data_thread_jumps): Remove
1880 unconditional TODO_cleanup_cfg.
1881 (pass_thread_jumps::execute): Initialize loops, perform a CFG
1882 cleanup only if we threaded a jump.
1884 2016-08-11 Alan Modra <amodra@gmail.com>
1887 * lra-constraints.c (simplify_operand_subreg): Allow subreg
1888 mode for mem when SLOW_UNALIGNED_ACCESS if inner mode is also
1889 slow. Emit two reloads for slow mem case, first loading in
1890 fast innermode, then converting to required mode.
1892 2016-08-10 Kelvin Nilsen <kelvin@gcc.gnu.org>
1894 * config/rs6000/altivec.h (vec_extract_exp): New macro.
1895 (vec_extract_sig): New macro.
1896 (vec_insert_exp): New macro.
1897 (vec_test_data_class): New macro.
1898 (scalar_extract_exp): New macro.
1899 (scalar_extract_sig): New macro.
1900 (scalar_insert_exp): New macro.
1901 (scalar_test_data_class): New macro.
1902 (scalar_test_neg): New macro.
1903 (scalar_cmp_exp_gt): New macro.
1904 (scalar_cmp_exp_lt): New macro.
1905 (scalar_cmp_exp_eq): New macro.
1906 (scalar_cmp_exp_unordered): New macro.
1907 * config/rs6000/predicates.md (u7bit_cint_operand): New predicate
1908 to enforce constraint that operand is a 7-bit unsigned literal.
1909 * config/rs6000/rs6000-builtin.def (BU_P9V_64BIT_VSX_1): New macro
1910 for power9 built-ins.
1911 (BU_P9V_VSX_2): Likewise.
1912 (BU_P9V_64BIT_VSX_2): Likewise.
1913 (VSEEDP): Add scalar extract exponent support.
1914 (VSEESP): Add scalar extract signature support.
1915 (VSTDCNDP): Add scalar test negative support.
1916 (VSTDCNSP): Likewise.
1917 (VSIEDP): Add scalar insert exponent support.
1918 (VSCEDPGT): Add scalar compare exponent greater than support.
1919 (VSCEDPLT): Add scalar compare exponent less than support.
1920 (VSCEDPEQ): Add scalar compare exponent test-for-equality support.
1921 (VSCEDPUO): Add scalar compare exponent test-for-unordered support.
1922 (VSTDCDP): Add scalar test data class support.
1923 (VSTDCSP): Likewise.
1924 (VSEEDP): Add overload support for scalar extract exponent
1926 (VSESDP): Add overload support for scalar extract signature
1928 (VSTDCN): Add overload support for scalar test negative
1930 (VSTDCNDP): Add overload support for scalar test negative
1932 (VSTDCNSP): Add overload support for scalar test negative
1934 (VSIEDP): Add overload support for scalar insert exponent
1936 (VSTDC): Add overload support for scalar test data class
1938 (VSTDCDP): Add overload support for scalar test data class
1940 (VSTDCSP): Add overload support for scalar test data class
1942 (VSCEDPGT): Add overload support for scalar compare exponent
1943 greater than operation.
1944 (VSCEDPLT): Add overload support for scalar compare exponent
1945 less than operation.
1946 (VSCEDPEQ): Add overload support for scalar compare exponent
1947 test-for-equality operation.
1948 (VSCEDPUO): Add overload support for scalar compare exponent
1949 test-for-unordered operation.
1950 (VEEDP): Add vector extract exponent support.
1952 (VESDP): Add vector extract significand support.
1954 (VIEDP): Add vector insert exponent support.
1956 (VTDCDP): Add vector test data class support.
1958 (VES): Add overload support for vector extract significand operation.
1961 (VEE): Add overload support for vector extract exponent operation.
1964 (VTDC): Add overload support for vector test data class operation.
1967 (VIE): Add overload support for vector insert exponent operation.
1970 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
1971 overloaded binary floating point functions.
1972 (altivec_resolve_overloaded_builtin): Improve error messages to
1973 distinguish between functions not supported in the current
1974 compiler configuration and functions that were invoked with an
1975 invalid parameter combination, and include the built-in function
1976 name in both error messages.
1977 * config/rs6000/rs6000-protos.h (rs6000_overloaded_builtin_name):
1979 * config/rs6000/rs6000.c (rs6000_overloaded_builtin_name): New
1981 (rs6000_expand_binop_builtin): Add check to enforce that argument
1982 2 of the test data class operations is a 7-bit unsigned literal.
1983 (rs6000_invalid_builtin): Add code to issue an error message if a
1984 built-in function that requires the power9_vector and -m32
1985 command-line options is compiled without these options.
1986 * config/rs6000/vsx.md (UNSPEC_VSX_SXEXPDP): New value.
1987 (UNSPEC_VSX_SXSIGDP): New value.
1988 (UNSPEC_VSX_SXSIGPDP): New value.
1989 (UNSPEC_VSX_SIEXPDP): New value.
1990 (UNSPEC_VSX_SCMPEXPDP): New value.
1991 (UNSPEC_VSX_STSTDC): New value.
1992 (UNSPEC_VSX_VXEXP): New value.
1993 (UNSPEC_VSX_VXSIG): New value.
1994 (UNSPEC_VSX_VIEXP): New value.
1995 (UNSPEC_VSX_VTSTDC): New value.
1996 (xsxexpdp): New insn for scalar extract exponent.
1997 (xsxsigdp): New insn for scalar extract significand.
1998 (xsiexpdp): New insn for scalar insert exponent.
1999 (xscmpexpdp_<code>): New expansion for scalar compare exponents.
2000 (*xscmpexpdp): New insn for scalar compare exponents.
2001 (xststdc<Fvsx): New expansion for both single- and
2002 double-precision scalar test data class operations.
2003 (xststdcneg<Fvsx>): New expansion for both single- and
2004 double-precision scalar test for negative value operations.
2005 (*xststdc<Fvsx>): New insn for scalar test data class
2007 (xvxexp<VSs>): New insn for single- and double-precision
2008 vector extract exponent operation.
2009 (xvxsig<VSs>): New insn for single- and double-precision
2010 vector extract significand operation.
2011 (xviexp<VSs>): New insn for single- and double-precision
2012 vector insert exponent operation.
2013 (xvtstdc<VSs>): New insn for single- and double-precision
2014 vector test data class operation.
2015 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
2016 built-in functions to represent the Power9 binary floating-point
2017 support instructions.
2019 2016-08-10 bin cheng <bin.cheng@arm.com>
2021 * doc/sourcebuild.texi (@item vect_cond_mixed): New item.
2023 2016-08-10 Alan Lawrence <alan.lawrence@arm.com>
2024 Renlin Li <renlin.li@arm.com>
2025 Bin Cheng <bin.cheng@arm.com>
2027 * config/aarch64/iterators.md (V_cmp_mixed, v_cmp_mixed): New.
2028 * config/aarch64/aarch64-simd.md (<su><maxmin>v2di3): Call
2029 gen_vcondv2div2di instead of gen_aarch64_vcond_internalv2div2di.
2030 (aarch64_vcond_internal<mode><mode>): Delete pattern.
2031 (aarch64_vcond_internal<VDQF_COND:mode><VDQF:mode>): Ditto.
2032 (vcond<v_cmp_result><mode>): Ditto.
2033 (vcond<mode><mode>): Re-implement using vec_cmp and vcond_mask.
2034 (vcondu<mode><mode>): Ditto.
2035 (vcond<v_cmp_mixed><mode>): New pattern.
2036 (vcondu<mode><v_cmp_mixed>): New pattern.
2037 (aarch64_cmtst<mode>): Revise comment using aarch64_vcond instead
2038 of aarch64_vcond_internal.
2040 2016-08-10 Alan Lawrence <alan.lawrence@arm.com>
2041 Renlin Li <renlin.li@arm.com>
2042 Bin Cheng <bin.cheng@arm.com>
2044 * config/aarch64/aarch64-simd.md (vec_cmp<mode><mode>): New pattern.
2045 (vec_cmp<mode><v_cmp_result>): New pattern.
2046 (vec_cmpu<mode><mode>): New pattern.
2047 (vcond_mask_<mode><v_cmp_result>): New pattern.
2049 2016-08-10 Yuri Rumyantsev <ysrumyan@gmail.com>
2051 PR tree-optimization/71734
2052 * tree-ssa-loop-im.c (ref_indep_loop_p): Add new argument
2053 REF_LOOP, invoke ref_indep_loop_p_1.
2054 (outermost_indep_loop): Pass LOOP argumnet where REF was defined
2055 to ref_indep_loop_p.
2056 (ref_indep_loop_p_1): Fix commentary, add argument REF_LOOP,
2057 combine it with ref_indep_lopp_p_2, update SAFELEN if only REF
2058 is inside LOOP, do not cache dpendence value for loops with
2060 (ref_indep_loop_p_2): Delete function.
2061 (can_sm_ref_p): Pass LOOP as additional argument to
2064 2016-08-10 Michael Meissner <meissner@linux.vnet.ibm.com>
2067 * config/rs6000/rs6000.c (mem_operand_ds_form): Add check for op
2068 being an offsettable address.
2070 2016-08-10 Martin Liska <mliska@suse.cz>
2072 PR gcov-profile/58306
2073 * tree-profile.c (gimple_init_edge_profiler): Create conditionally
2074 atomic variants of profile update functions.
2076 2016-08-10 Martin Liska <mliska@suse.cz>
2078 Cherry picked (and modified) from google-4_7 branch
2079 2012-12-26 Rong Xu <xur@google.com>
2080 * common.opt (fprofile-update): Add new flag.
2081 * coretypes.h: Define enum profile_update.
2082 * doc/invoke.texi: Document -fprofile-update.
2083 * gcov-io.h: Declare GCOV_TYPE_ATOMIC_FETCH_ADD and
2084 GCOV_TYPE_ATOMIC_FETCH_ADD_FN.
2085 * tree-profile.c (gimple_init_edge_profiler): Generate
2086 also atomic profiler update.
2087 (gimple_gen_edge_profiler): Likewise.
2089 2016-08-10 David Malcolm <dmalcolm@redhat.com>
2091 * toplev.c (finalize): Set aux_info_file, asm_out_file, and
2092 stack_usage_file to NULL after fclose calls.
2094 2016-08-10 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
2097 * reload.c (push_reload): Compute subreg_in_class for
2098 subregs of constants and plus expressions. Remove special
2099 handling of SYMBOL_REFs.
2101 2016-08-10 Alan Modra <amodra@gmail.com>
2104 * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Return
2105 SImode for TARGET_E500_DOUBLE when given SImode.
2107 2016-08-09 David Wohlferd <dw@LimeGreenSocks.com>
2109 * config/i3836/avx512fintrin.h (_mm512_cvtsepi64_epi32): Remove
2110 unused variable __O.
2112 2016-08-09 Martin Liska <mliska@suse.cz>
2114 * doc/gcov.texi: Change _gcov_dump to __gcov_dump and
2115 _gcov_reset to __gcov_reset.
2116 * doc/gcov-tool.texi: Fix typo.
2118 2016-08-09 Martin Liska <mliska@suse.cz>
2120 * value-prof.c (gimple_divmod_values_to_profile): Do not
2121 instrument MOD histogram if a value is not a SSA name.
2123 2016-08-09 Martin Liska <mliska@suse.cz>
2125 * value-prof.c (dump_histogram_value): Swap pow2 and non-pow2
2128 2016-08-09 Renlin Li <renlin.li@arm.com>
2131 * calls.c (prepare_call_address): Convert funexp to Pmode when
2133 * config/aarch64/aarch64.md (sibcall): Remove fix for PR 64971.
2134 (sibcall_value): Likewise.
2136 2016-08-09 Marek Polacek <polacek@redhat.com>
2139 * cselib.c (cselib_expand_value_rtx_1): Add return.
2140 * gengtype.c (dbgprint_count_type_at): Likewise.
2141 * hsa-gen.c (gen_hsa_insn_for_internal_fn_call): Likewise.
2142 * reg-stack.c (get_true_reg): Restructure to avoid fallthrough warning.
2144 2016-08-09 Martin Jambor <mjambor@suse.cz>
2147 * ipa-polymorphic-call.c (get_dynamic_type): Bail out gracefully
2148 if instance is a MEM_REF.
2150 2016-08-09 Uros Bizjak <ubizjak@gmail.com>
2153 * config/i386/i386.md (*movtf_internal): Use
2154 lra_in_progress || reload_completed instead of !can_create_pseudo_p
2155 in the insn constraint.
2156 (*movxf_internal): Ditto.
2157 (*movdf_internal): Ditto.
2158 (*movsf_internal): Ditto.
2160 2016-08-09 Bin Cheng <bin.cheng@arm.com>
2162 PR tree-optimization/72772
2163 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
2166 2016-08-09 Bin Cheng <bin.cheng@arm.com>
2168 PR tree-optimization/72772
2169 * tree-ssa-loop-niter.h (simplify_using_initial_conditions): Delete
2171 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Delete
2172 parameter STOP and update calls. Move expand_simple_operations
2173 function call from here...
2174 (simplify_using_initial_conditions): ...to here. Delete parameter
2176 (tree_simplify_using_condition): Delete parameter STOP.
2177 * tree-scalar-evolution.c (simple_iv_with_niters): Update call to
2178 simplify_using_initial_conditions.
2180 2016-08-09 Matthew Fortune <matthew.fortune@imgtec.com>
2183 * config/mips/mips.c (mips_atomic_assign_expand_fenv):
2184 Use create_tmp_var_raw instead of create_tmp_var.
2186 2016-08-09 Richard Biener <rguenther@suse.de>
2188 * tree-ssa-threadbackward.c (profitable_jump_thread_path):
2189 Treat same SSA names related.
2191 2016-08-09 Jakub Jelinek <jakub@redhat.com>
2193 PR tree-optimization/72824
2194 * tree-loop-distribution.c (const_with_all_bytes_same): Verify
2195 real_zerop is not negative.
2197 2016-08-09 Richard Biener <rguenther@suse.de>
2199 PR tree-optimization/71802
2200 * tree-cfgcleanup.c (cleanup_tree_cfg_bb): Make sure to catch
2201 all merge opportunities with the predecessor.
2203 2016-08-09 Richard Biener <rguenther@suse.de>
2206 * ipa-prop.c (ipa_modify_formal_parameters): Build
2207 parameter types with natural alignment also for the
2210 2016-08-08 Andi Kleen <ak@linux.intel.com>
2212 * tree-vrp.c (get_single_symbol): Always initialize inv and neg.
2214 2016-08-08 David Malcolm <dmalcolm@redhat.com>
2217 * langhooks-def.h (LANG_HOOKS_RUN_LANG_SELFTESTS): New default
2218 do-nothing langhook.
2219 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_RUN_LANG_SELFTESTS.
2220 * langhooks.h (struct lang_hooks): Add run_lang_selftests.
2221 * selftest-run-tests.c: Include "tree.h" and "langhooks.h".
2222 (selftest::run_tests): Call lang_hooks.run_lang_selftests.
2224 2016-08-08 David Malcolm <dmalcolm@redhat.com>
2227 * input.c: Ensure that HAVE_ICONV is defined.
2229 2016-08-08 Jakub Jelinek <jakub@redhat.com>
2232 * omp-low.c (lower_lastprivate_clauses): Set TREE_NO_WARNING on the
2233 private vars for lastprivate and for linear iterator.
2236 * omp-simd-clone.c: Include varasm.h.
2237 (simd_clone_create): Copy over DECL_COMDAT, DECL_WEAK, DECL_EXTERNAL,
2238 DECL_VISIBILITY, DECL_VISIBILITY_SPECIFIED, DECL_DLLIMPORT_P and for
2239 DECL_ONE_ONLY call make_decl_one_only. Fix up spelling in comment and
2240 update function name.
2242 2016-07-29 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
2244 * config/avr/driver-avr.c (specfiles_doc_url): Remove.
2245 (avr_diagnose_devicespecs_error): Remove.
2246 (avr_devicespecs_file): Remove composing absolute path for specfile
2247 and its verbose info. Remove conditions to check specs-file,
2249 2016-08-08 Jakub Jelinek <jakub@redhat.com>
2251 PR rtl-optimization/72821
2252 * lra-spills.c (regno_in_use_p): Don't use BLOCK_FOR_INSN on barriers,
2253 just return false for them.
2255 2016-08-08 Alan Modra <amodra@gmail.com>
2258 * config/rs6000/rs6000.c (toc_relative_expr_p): Allow (lo_sum (high))
2259 toc refs created during reload. Update function comment.
2261 2016-08-08 Alan Modra <amodra@gmail.com>
2264 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Sort
2265 alternatives. Put loads first, then stores, and reg/reg moves
2266 within same class later. Delete attr length.
2268 2016-08-08 Alan Modra <amodra@gmail.com>
2271 * config/rs6000/rs6000.c (mem_operand_gpr): Remove vsx dform test.
2272 (mem_operand_ds_form): New predicate.
2273 * config/rs6000/rs6000-protos.h (mem_operand_ds_form): Declare.
2274 * config/rs6000/constraints.md (wY): Use mem_operand_df_form.
2275 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): Delete.
2276 * config/rs6000/rs6000.md (f32_lm2, f32_sm2): Use wY for SF.
2277 (extendsfdf2_fpr): Replace o constraint with wY.
2279 2016-08-07 Jan Hubicka <hubicka@ucw.cz>
2281 * tree-ssa-threadbackward.c: Include tree-inline.h
2282 (profitable_jump_thread_path): Use estimate_num_insns to estimate
2283 size of copied block; for cold paths reduce duplication.
2284 (find_jump_threads_backwards): Remove redundant tests.
2285 (pass_thread_jumps::gate): Enable for -Os.
2287 2016-08-07 Jakub Jelinek <jakub@redhat.com>
2290 * stor-layout.c (layout_decl): Fix up formatting.
2291 (relayout_decl): Allow DECL to be FIELD_DECL.
2293 2016-08-07 Alan Modra <amodra@gmail.com>
2295 * config/rs6000/rs6000.md (fix_trunc<mode>si2): Fix mode of reg.
2297 2016-08-07 Kugan Vivekanandarajah <kuganv@linaro.org>
2299 * data-streamer-in.c (streamer_read_wide_int): New.
2300 (streamer_read_widest_int): Renamed function.
2301 * data-streamer-out.c (streamer_write_wide_int): New
2302 (streamer_write_widest_int): Renamed function.
2303 * lto-streamer-in.c (streamer_read_wi): Renamed and moved to
2305 (input_cfg): Call renamed function.
2306 * lto-streamer-out.c (streamer_write_wi): Renamed and moved to
2308 (output_cfg): Call renamed function.
2309 * data-streamer.h: Add declarations.
2311 2016-08-08 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
2313 * tree-ssa-ccp.c (extend_mask): New param sgn.
2314 Remove ORing with wi::mask.
2315 (get_default_value): Adjust call to extend_mask to pass sign.
2316 (evaluate_stmt): Likewise.
2318 2016-08-06 Jakub Jelinek <jakub@redhat.com>
2320 * gcov.c (handle_cycle): Use INTTYPE_MAXIMUM (int64_t) instead of
2323 2016-08-06 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
2325 * match.pd ((intptr_t) x eq/ne CST to x eq/ne (typeof x) cst): Disable
2326 transform if operand's type is pointer to function or method.
2328 2016-08-05 Patrick Palka <ppalka@gcc.gnu.org>
2330 PR tree-optimization/18046
2331 * tree-ssa-threadedge.c: Include cfganal.h.
2332 (simplify_control_statement_condition): If simplifying a
2333 GIMPLE_SWITCH, replace the index operand of the GIMPLE_SWITCH
2334 with the dominating ASSERT_EXPR before handing it off to VRP.
2335 Mention that a CASE_LABEL_EXPR may be returned.
2336 (thread_around_empty_blocks): Adjust to handle
2337 simplify_control_statement_condition() returning a
2339 (thread_through_normal_block): Likewise.
2340 * tree-vrp.c (simplify_stmt_for_jump_threading): Simplify
2341 a switch statement by trying to determine which case label
2344 2016-08-05 Vladimir Makarov <vmakarov@redhat.com>
2346 PR rtl-optimization/69847
2347 * lra-constraints.c (process_invariant_for_inheritance): Save
2348 pattern instead of src.
2349 (remove_inheritance_pseudos): Use the pattern. Add assert.
2351 2016-08-05 David Malcolm <dmalcolm@redhat.com>
2353 * input.c (string_concat::string_concat): New constructor.
2354 (string_concat_db::string_concat_db): New constructor.
2355 (string_concat_db::record_string_concatenation): New method.
2356 (string_concat_db::get_string_concatenation): New method.
2357 (string_concat_db::get_key_loc): New method.
2358 (class auto_cpp_string_vec): New class.
2359 (get_substring_ranges_for_loc): New function.
2360 (get_source_range_for_substring): New function.
2361 (get_num_source_ranges_for_substring): New function.
2362 (class selftest::lexer_test_options): New class.
2363 (struct selftest::lexer_test): New struct.
2364 (class selftest::ebcdic_execution_charset): New class.
2365 (selftest::ebcdic_execution_charset::s_singleton): New variable.
2366 (selftest::lexer_test::lexer_test): New constructor.
2367 (selftest::lexer_test::~lexer_test): New destructor.
2368 (selftest::lexer_test::get_token): New method.
2369 (selftest::assert_char_at_range): New function.
2370 (ASSERT_CHAR_AT_RANGE): New macro.
2371 (selftest::assert_num_substring_ranges): New function.
2372 (ASSERT_NUM_SUBSTRING_RANGES): New macro.
2373 (selftest::assert_has_no_substring_ranges): New function.
2374 (ASSERT_HAS_NO_SUBSTRING_RANGES): New macro.
2375 (selftest::test_lexer_string_locations_simple): New function.
2376 (selftest::test_lexer_string_locations_ebcdic): New function.
2377 (selftest::test_lexer_string_locations_hex): New function.
2378 (selftest::test_lexer_string_locations_oct): New function.
2379 (selftest::test_lexer_string_locations_letter_escape_1): New function.
2380 (selftest::test_lexer_string_locations_letter_escape_2): New function.
2381 (selftest::test_lexer_string_locations_ucn4): New function.
2382 (selftest::test_lexer_string_locations_ucn8): New function.
2383 (selftest::uint32_from_big_endian): New function.
2384 (selftest::test_lexer_string_locations_wide_string): New function.
2385 (selftest::uint16_from_big_endian): New function.
2386 (selftest::test_lexer_string_locations_string16): New function.
2387 (selftest::test_lexer_string_locations_string32): New function.
2388 (selftest::test_lexer_string_locations_u8): New function.
2389 (selftest::test_lexer_string_locations_utf8_source): New function.
2390 (selftest::test_lexer_string_locations_concatenation_1): New
2392 (selftest::test_lexer_string_locations_concatenation_2): New
2394 (selftest::test_lexer_string_locations_concatenation_3): New
2396 (selftest::test_lexer_string_locations_macro): New function.
2397 (selftest::test_lexer_string_locations_stringified_macro_argument):
2399 (selftest::test_lexer_string_locations_non_string): New function.
2400 (selftest::test_lexer_string_locations_long_line): New function.
2401 (selftest::test_lexer_char_constants): New function.
2402 (selftest::input_c_tests): Call the new test functions once per
2403 case within the line_table test matrix.
2404 * input.h (struct string_concat): New struct.
2405 (struct location_hash): New struct.
2406 (class string_concat_db): New class.
2407 * substring-locations.h: New header.
2409 2016-08-05 Patrick Palka <ppalka@gcc.gnu.org>
2411 PR tree-optimization/72810
2412 * tree-vrp.c (simplify_switch_using_ranges): Avoid changing
2413 the type of the case labels when truncating.
2415 2016-08-05 James Greenhalgh <james.greenhalgh@arm.com>
2418 * config/aarch64/aarch64.h (aarch64_fp16_type_node): Declare.
2419 (aarch64_fp16_ptr_type_node): Likewise.
2420 * config/aarch64/aarch64-simd-builtins.c
2421 (aarch64_fp16_ptr_type_node): Define.
2422 (aarch64_init_fp16_types): New, refactored out of...
2423 (aarch64_init_builtins): ...here, update to call
2424 aarch64_init_fp16_types.
2425 * config/aarch64/aarch64.c (aarch64_gimplify_va_arg_expr): Handle
2427 (aapcs_vfp_sub_candidate): Likewise.
2429 2016-08-05 Martin Liska <mliska@suse.cz>
2430 Joshua Cranmer <Pidgeot18@gmail.com>
2432 * gcov.c (line_t::has_block): New function.
2433 (enum loop_type): New enum.
2434 (handle_cycle): New function.
2435 (unblock): Likewise.
2436 (circuit): Likewise.
2437 (get_cycles_count): Likewise.
2438 (accumulate_line_counts): Use new loop detection algorithm.
2440 2016-08-05 Martin Liska <mliska@suse.cz>
2442 * gcov.c (output_intermediate_file): Rename
2443 function_info::line_next to next_file_fn.
2444 (process_file): Likewise.
2445 (read_graph_file): Likewise.
2446 (accumulate_line_counts): Likewise.
2447 (output_lines): Likewise.
2449 2016-08-05 Richard Biener <rguenther@suse.de>
2451 * tree-ssa-threadupdate.c (thread_block_1): Remove unnecessary
2452 restriction on threading to a loop header.
2454 2016-08-05 Richard Biener <rguenther@suse.de>
2456 * tree-cfgcleanup.c (tree_forwarder_block_p): Use bb_loop_header_p.
2457 * cfghooks.c (force_nonfallthru): If we ended up splitting a latch
2458 adjust loop info accordingly.
2460 2016-08-05 Kugan Vivekanandarajah <kuganv@linaro.org>
2462 * tree-vrp.c (extract_range_basic): Check cfun->after_inlining
2463 before folding call to __builtin_constant_p with parameters to false.
2465 2016-08-05 Alan Modra <amodra@gmail.com>
2467 * config/rs6000/rs6000.c (rs6000_preferred_reload_class): Delete
2468 code accidentally committed 2016-05-02 providing class when given
2471 2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
2473 * tree-vrp.c (simplify_switch_using_ranges): Try to truncate
2474 the case label ranges that partially overlap with OP's value
2477 2016-08-04 Uros Bizjak <ubizjak@gmail.com>
2480 * config/i386/avx512fintrin.h (_mm512_cmp_epi32_mask) [!__OPTIMIZE__]:
2481 Cast builtin function result to __mmask16 instead of __mmask8.
2482 (_mm512_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto.
2483 (_mm512_mask_cmp_epi32_mask) [!__OPTIMIZE__]: Ditto.
2484 (_mm512_mask_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto.
2486 2016-08-04 David Malcolm <dmalcolm@redhat.com>
2488 * selftest.h (ASSERT_TRUE): Reimplement in terms of...
2489 (ASSERT_TRUE_AT): New macro.
2490 (ASSERT_FALSE): Reimplement in terms of...
2491 (ASSERT_FALSE_AT): New macro.
2492 (ASSERT_STREQ_AT): Fix typo in comment.
2494 2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
2496 * gimple.c (preprocess_case_label_vec_for_gimple): When the case
2497 labels are exhaustive, designate the label with the widest
2498 range to be the default label.
2500 2016-08-04 Andrew Pinski <apinski@cavium.com>
2502 * config/aarch64/aarch64.c (thunderx_vector_cost): New variable.
2503 (thunderx_tunings): Use thunderx_vector_cost instead of
2504 generic_vector_cost.
2506 2016-08-04 Martin Liska <mliska@suse.cz>
2508 * gcov.c (main): Fix GNU coding style.
2509 (output_intermediate_file): Likewise.
2510 (process_file): Likewise.
2511 (generate_results): Likewise.
2512 (release_structures): Likewise.
2513 (create_file_names): Likewise.
2514 (find_source): Likewise.
2515 (read_graph_file): Likewise.
2516 (find_exception_blocks): Likewise.
2517 (canonicalize_name): Likewise.
2518 (make_gcov_file_name): Likewise.
2519 (mangle_name): Likewise.
2520 (accumulate_line_counts): Likewise.
2521 (output_branch_count): Likewise.
2522 (read_line): Likewise.
2524 2016-08-04 Bernd Edlinger <bernd.edlinger@hotmail.de>
2526 PR rtl-optimization/71779
2527 * emit-rtl.c (set_reg_attrs_from_value): Only propagate REG_POINTER,
2528 if the value was sign-extended according to POINTERS_EXTEND_UNSIGNED
2529 or if it was truncated.
2531 PR rtl-optimization/70903
2532 * cse.c (cse_insn): If DEST is a paradoxical SUBREG, don't record DEST.
2534 2016-08-04 Kugan Vivekanandarajah <kuganv@linaro.org>
2536 * tree-inline.c (remap_ssa_name): Check for POINTER_TYPE_P before
2537 accessing SSA_NAME_PTR_INFO.
2539 2016-08-04 Georg-Johann Lay <avr@gjlay.de>
2542 * common/config/avr/avr-common.c (avr_option_optimization_table)
2543 [OPT_LEVELS_ALL]: Turn off -fcaller-saves.
2545 2016-08-04 Georg-Johann Lay <avr@gjlay.de>
2548 * config/avr/avr.md: New pattern to work around do_store_flag
2549 generating shift instructions for bit extractions.
2551 2016-08-04 Kugan Vivekanandarajah <kuganv@linaro.org>
2553 * tree-vrp.c (set_value_range): Use vrp_equiv_obstack with
2555 (add_equivalence): Likewise.
2556 (get_value_range): Allocate value range with vrp_value_range_pool.
2557 (vrp_initialize): Initialize vrp_equiv_obstack for equiv allocation.
2558 (vrp_finalize): Relase vrp_equiv_obstack and vrp_value_range_pool.
2560 2016-08-03 Peter Bergner <bergner@vnet.ibm.com>
2562 * config/rs6000/rs6000.c (rs6000_option_override_internal): Make LRA
2563 the default for the rs6000 port.
2565 2016-08-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
2568 * calls.c (special_function_p): Remove special handling of
2569 "setjmp_syscall", "qsetjmp", "longjmp", "siglongjmp" and the
2570 prefix "__x". Recognize "savectx", "vfork" and "getcontext" only
2571 without prefix. Remove potentially unsafe ECF_LEAF and ECF_NORETURN.
2573 2016-08-03 Vladimir Makarov <vmakarov@redhat.com>
2576 * lra-spills.c (regno_in_use_p): Check bb and regno modification.
2577 Don't stop on regular insns.
2579 2016-08-03 Nathan Sidwell <nathan@codesourcery.com>
2581 * config/nvptx/nvptx.c (nvptx_declare_function_name): Round frame
2582 size to DImode boundary.
2583 (nvptx_propagate): Likewise.
2585 2016-08-03 Alan Modra <amodra@gmail.com>
2587 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Make scalar
2588 float access depend on TARGET_EFFICIENT_UNALIGNED_VSX.
2589 * config/rs6000/rs6000.opt (-mefficient-unaligned-vsx): Renamed
2590 from -mefficient-unaligned-vector. Note that this affects fp too.
2592 2016-08-03 Alan Modra <amodra@gmail.com>
2594 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make unaligned mem
2597 2016-08-03 Alan Modra <amodra@gmail.com>
2599 * config/rs6000/rs6000.md (fix_trunc<mode>si2): Force source operand
2600 to a reg. Localize vars.
2602 2016-08-03 Alan Modra <amodra@gmail.com>
2604 * config/rs6000/rs6000.opt: Remove negatives from help strings
2607 2016-08-03 Alan Modra <amodra@gmail.com>
2609 * config/rs6000/rs6000.c (rs6000_secondary_reload_direct_move):
2610 Delete duplicated code.
2612 2016-08-02 Vladimir Makarov <vmakarov@redhat.com>
2615 * lra-spills.c (regno_in_use_p): New.
2616 (lra_final_code_change): Use it.
2618 2016-08-02 Vladimir Makarov <vmakarov@redhat.com>
2620 PR rtl-optimization/69847
2621 * lra-int.h (struct lra-reg): Use restore_rtx instead of
2623 (lra_rtx_hash): New.
2624 * lra.c (initialize_lra_reg_info_element): Use restore_rtx instead
2626 (lra_rtx_hash): Rename and move lra-remat.c::rtx_hash.
2627 * lra-remat.c (rtx_hash): Rename and Move to lra.c.
2628 * lra-spills.c (lra_final_code_change): Don't delete insn when the
2629 next insn is USE with the same reg as the current insn source.
2630 * lra-constraints.c (curr_insn_transform): Use restore_rtx instead
2632 (lra_constraints_init): Call initiate_invariants.
2633 (lra_constraints_finish): Call finish_invariants.
2634 (struct invariant, invariant_t, invariant_ptr_t): New.
2635 (const_invariant_ptr_t, invariants, invariants_pool): New.
2636 (invariant_table, invariant_hash, invariant_eq_p): New.
2637 (insert_invariant, initiate_invariants, finish_invariants): New.
2638 (clear_invariants, invalid_invariant_regs): New.
2639 (inherit_reload_reg, split_reg, fix_bb_live_info): Use restore_rtx
2640 instead of restore_regno.
2641 (invariant_p, process_invariant_for_inheritance): New.
2642 (inherit_in_ebb): Implement invariant inheritance.
2643 (lra_inheritance): Initialize and finalize invalid_invariant_regs.
2644 (remove_inheritance_pseudos): Implement undoing invariant
2646 (undo_optional_reloads, lra_undo_inheritance): Use restore_rtx
2647 instead of restore_regno.
2648 * lra-assigns.c (regno_live_length): New.
2649 (reload_pseudo_compare_func): Use regno_live_length.
2650 (assign_by_spills): Use restore_rtx instead of restore_regno.
2651 (lra_assign): Ditto. Initiate regno_live_length.
2653 2016-02-08 James Greenhalgh <james.greenhalgh@arm.com>
2655 * config/aarch64/arm_neon.h (vminnm_f64): Add back missing 'f' from
2656 __builtin_aarch64_fmindf.
2658 2016-08-02 Bin Cheng <bin.cheng@arm.com>
2660 PR tree-optimization/34114
2661 * tree-ssa-loop-niter.c (number_of_iterations_ne): Prove no-overflow
2662 information for more control IVs.
2664 2016-08-02 Bin Cheng <bin.cheng@arm.com>
2666 PR tree-optimization/34114
2667 * fold-const.c (multiple_of_p): Improve MULT_EXPR, PLUS_EXPR,
2668 PLUS_EXPR case. Handle SSA_NAME case.
2670 2016-08-02 Tamar Christina <tamar.christina@arm.com>
2672 * config/aarch64/aarch64-simd-builtins.def
2673 (__builtin_aarch64_fmindf): Change BUILTIN_VDQF to BUILTIN_VDQF_DF.
2674 (__builtin_aarch64_fmaxdf): Likewise.
2675 (__builtin_aarch64_smin_nandf): Likewise.
2676 (__builtin_aarch64_smax_nandf): Likewise.
2677 * config/aarch64/aarch64-simd.md (<fmaxmin><mode>3): Remove.
2678 * config/aarch64/aarch64.md (<fmaxmin><mode>3): Rename to...
2679 (<fmaxmin><mode>3): ...this.
2680 * config/aarch64/arm_neon.h (vmaxnm_f64): New.
2681 (vminnm_f64): Likewise.
2682 (vmin_f64): Likewise.
2683 (vmax_f64): Likewise.
2684 * config/aarch64/iterators.md (FMAXMIN): Merge with...
2685 (FMAXMIN_UNS): ...this.
2686 (fmaxmin): Merged with
2687 (fmaxmin_op): ...this...
2688 (maxmin_uns_op): ...in to this.
2690 2016-08-01 Michael Meissner <meissner@linux.vnet.ibm.com>
2692 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
2693 Add support for vec_extract on vector float, vector int, vector
2694 short, and vector char vector types.
2695 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
2696 vector float, vector int, vector short, and vector char
2697 optimizations on 64-bit ISA 2.07 systems for both constant and
2698 variable element numbers.
2699 (rs6000_split_vec_extract_var): Likewise.
2700 * config/rs6000/vsx.md (vsx_xscvspdp_scalar2): Allow SFmode to be
2701 Altivec registers on ISA 2.07 and above.
2702 (vsx_extract_v4sf): Delete alternative that hard coded element 0,
2703 which never was matched due to the split occuring before register
2704 allocation (and the code would not have worked on little endian
2705 systems if it did match). Allow extracts to go to the Altivec
2706 registers if ISA 2.07 (power8). Change from using "" around the
2707 C++ code to using {}'s.
2708 (vsx_extract_v4sf_<mode>_load): New insn to optimize vector float
2709 vec_extracts when the vector is in memory.
2710 (vsx_extract_v4sf_var): New insn to optimize vector float
2711 vec_extracts when the element number is variable on 64-bit ISA
2713 (vsx_extract_<mode>, VSX_EXTRACT_I iterator): Add optimizations
2714 for 64-bit ISA 2.07 as well as ISA 3.0.
2715 (vsx_extract_<mode>_p9, VSX_EXTRACT_I iterator): Likewise.
2716 (vsx_extract_<mode>_p8, VSX_EXTRACT_I iterator): Likewise.
2717 (vsx_extract_<mode>_load, VSX_EXTRACT_I iterator): New insn to
2718 optimize vector int, vector short, and vector char vec_extracts
2719 when the vector is in memory.
2720 (vsx_extract_<mode>_var, VSX_EXTRACT_I iterator): New insn to
2721 optimize vector int, vector short, and vector char vec_extracts
2722 when the element number is variable.
2724 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
2727 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): Use a value that
2728 does not overlap with other symbol flags.
2730 2016-08-01 Wilco Dijkstra <wdijkstr@arm.com>
2732 * config/aarch64/aarch64.h (aarch64_frame):
2733 Remove padding0 and hardfp_offset. Add locals_offset,
2734 initial_adjust, callee_adjust, callee_offset and final_adjust.
2735 * config/aarch64/aarch64.c (aarch64_layout_frame):
2736 Remove unused padding0 and hardfp_offset initializations.
2737 Choose frame layout and set frame variables accordingly.
2738 Use INVALID_REGNUM instead of FIRST_PSEUDO_REGISTER.
2739 (aarch64_push_regs): Use INVALID_REGNUM, not FIRST_PSEUDO_REGISTER.
2740 (aarch64_pop_regs): Likewise.
2741 (aarch64_expand_prologue): Remove all decision code, just emit
2742 prolog according to frame variables.
2743 (aarch64_expand_epilogue): Remove all decision code, just emit
2744 epilog according to frame variables.
2745 (aarch64_initial_elimination_offset): Use offset to local/arg area.
2747 2015-08-01 H.J. Lu <hongjiu.lu@intel.com>
2750 * config/i386/i386.c (timode_scalar_chain::convert_insn): Call
2751 fix_debug_reg_uses after changing source register mode to
2752 V1TImode if source register is undefined.
2754 2015-08-01 Alan Hayward <alan.hayward@arm.com>
2756 PR tree-optimization/71818
2757 * tree-vect-loop-manip.c (vect_can_advance_ivs_p): Don't advance IVs
2758 with non invariant evolutions
2760 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
2763 * config/avr/avr.md (length) [branch]: Correct insn length
2764 attribute for forward branches.
2766 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
2768 * doc/extend.texi (AVR Built-in Functions): Document
2770 * config/avr/builtins.def (NOPS): New.
2771 * config/avr/avr.c (avr_expand_nops): New static function.
2772 (avr_expand_builtin): Use it to handle AVR_BUILTIN_NOPS.
2774 2016-08-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2776 * config/aarch64/aarch64.c (aarch64_classify_address): Use DImode when
2777 performing aarch64_offset_7bit_signed_scaled_p check for TImode LDP/STP
2780 2016-08-01 Virendra Pathak <virendra.pathak@broadcom.com>
2782 * config/aarch64/aarch64.c (vulcan_tunings): Update
2783 vulcan L1 cache_line_size.
2785 2016-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
2787 * config/rs6000/rs6000-protos.h (rs6000_adjust_vec_address): New
2788 function that takes a vector memory address, a hard register, an
2789 element number and a temporary base register, and recreates an
2790 address that points to the appropriate element within the vector.
2791 * config/rs6000/rs6000.c (rs6000_adjust_vec_address): Likewise.
2792 (rs6000_split_vec_extract_var): Add support for the target of a
2793 vec_extract with variable element number being a scalar memory
2795 (rtx_is_swappable_p): VLSO insns (UNSPEC_VSX_VSLOW) are not
2797 * config/rs6000/vsx.md (vsx_extract_<mode>_load): Replace
2798 vsx_extract_<mode>_load insn with a new insn that optimizes
2799 storing either element to a memory location, using scratch
2800 registers to pick apart the vector and reconstruct the address.
2801 (vsx_extract_<P:mode>_<VSX_D:mode>_load): Likewise.
2802 (vsx_extract_<mode>_store): Rework alternatives to more correctly
2803 support Altivec registers. Add support for ISA 3.0 Altivec d-form
2805 (vsx_extract_<mode>_var): Add support for extracting a variable
2806 element number from memory.
2808 2016-07-29 Georg-Johann Lay <avr@gjlay.de>
2810 * config/avr/avr.c (avr_out_compare): Use const0_rtx instead of 0
2811 when testing for compares against constants of the form 0xabab.
2813 2016-07-29 Bin Cheng <bin.cheng@arm.com>
2815 PR tree-optimization/57558
2816 * tree-vect-loop-manip.c (vect_create_cond_for_niters_checks): New
2818 (vect_loop_versioning): Support versioning with niter assumptions.
2819 * tree-vect-loop.c (tree-ssa-loop.h): Include header file.
2820 (vect_get_loop_niters): New parameter. Reimplement to support
2821 assumptions in loop niter info.
2822 (vect_analyze_loop_form_1, vect_analyze_loop_form): Ditto.
2823 (new_loop_vec_info): Init LOOP_VINFO_NITERS_ASSUMPTIONS.
2824 (vect_estimate_min_profitable_iters): Use LOOP_REQUIRES_VERSIONING.
2825 Support loop versioning for niters.
2826 * tree-vectorizer.c (tree-ssa-loop-niter.h): Include header file.
2827 (vect_free_loop_info_assumptions): New function.
2828 (vectorize_loops): Free loop niter info for loops with flag
2829 LOOP_F_ASSUMPTIONS set if vectorization failed.
2830 * tree-vectorizer.h (struct _loop_vec_info): New field
2831 num_iters_assumptions.
2832 (LOOP_VINFO_NITERS_ASSUMPTIONS): New macro.
2833 (LOOP_REQUIRES_VERSIONING_FOR_NITERS): New macro.
2834 (LOOP_REQUIRES_VERSIONING): New macro.
2835 (vect_free_loop_info_assumptions): New decl.
2837 2016-07-29 Bin Cheng <bin.cheng@arm.com>
2839 * cfgloop.h (struct loop): New field constraints.
2840 (LOOP_C_INFINITE, LOOP_C_FINITE): New macros.
2841 (loop_constraint_set, loop_constraint_clr, loop_constraint_set_p): New
2843 * cfgloop.c (alloc_loop): Initialize new field.
2844 * cfgloopmanip.c (copy_loop_info): Copy constraints.
2845 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions):
2846 Adjust niter analysis wrto loop constraints.
2847 * doc/loop.texi (@node Number of iterations): Add description for loop
2850 2016-07-29 Marek Polacek <polacek@redhat.com>
2853 * config/i386/i386.c (ix86_expand_args_builtin): Add break.
2854 (ix86_expand_round_builtin): Likewise.
2856 2016-07-29 Segher Boessenkool <segher@kernel.crashing.org>
2857 Georg-Johann Lay <avr@gjlay.de>
2859 PR rtl-optimization/71976
2860 * combine.c (get_last_value): Return 0 if the argument for which
2861 the function is called has a wider mode than the recorded value.
2863 2016-07-29 Marek Polacek <polacek@redhat.com>
2866 * config/rs6000/rs6000.c (altivec_expand_ld_builtin): Add break.
2867 (altivec_expand_st_builtin): Likewise.
2869 2016-07-29 Georg-Johann Lay <avr@gjlay.de>
2871 * config/avr/avr.md (addqi3) [cc]: Revert glitch in insn attribute
2872 introduced in r238381.
2874 2016-07-29 Kugan Vivekanandarajah <kuganv@linaro.org>
2877 * tree-vrp.c (extract_range_from_binary_expr_1): In case of signed
2878 & sign-bit-CST, generate [-INF, 0] instead of [-INF, INF].
2880 2016-07-28 Michael Meissner <meissner@linux.vnet.ibm.com>
2882 * config/rs6000/rs6000-protos.h (rs6000_split_vec_extract_var):
2884 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
2885 Add support for vec_extract of vector double or vector long having
2886 a variable element number on 64-bit ISA 2.07 systems or newer.
2887 * config/rs6000/rs6000.c (rs6000_expand_vector_extract):
2889 (rs6000_split_vec_extract_var): New function to split a
2890 vec_extract built-in function with variable element number.
2891 (rtx_is_swappable_p): Variable vec_extracts and shifts are not
2893 * config/rs6000/vsx.md (UNSPEC_VSX_VSLO): New unspec.
2894 (UNSPEC_VSX_EXTRACT): Likewise.
2895 (vsx_extract_<mode>, VSX_D iterator): Fix constraints to allow
2896 direct move instructions to be generated on 64-bit ISA 2.07
2897 systems and newer, and to take advantage of the ISA 3.0 MFVSRLD
2899 (vsx_vslo_<mode>): New insn to do VSLO on V2DFmode and V2DImode
2900 arguments for vec_extract variable element.
2901 (vsx_extract_<mode>_var, VSX_D iterator): New insn to support
2902 vec_extract with variable element on V2DFmode and V2DImode
2904 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): Remove
2905 -mupper-regs-df requirement, since it isn't needed.
2906 (TARGET_DIRECT_MOVE_64BIT): New macro to say whether we can
2907 do direct moves on 64-bit systems, which allows optimization of
2908 vec_extract on 64-bit ISA 2.07 systems and newer.
2910 2016-07-28 Kristina Martsenko <kristina.martsenko@arm.com>
2911 2016-07-28 Wilco Dijkstra <wdijkstr@arm.com>
2913 * config/aarch64/aarch64.md
2914 (zero_extend<SHORT:mode><GPI:mode>2_aarch64): Change output
2916 (<optab>qihi2_aarch64): Likewise, and split into two.
2917 (extendqihi2_aarch64): New.
2918 (zero_extendqihi2_aarch64): New.
2919 * config/aarch64/iterators.md (ldrxt): Remove.
2920 * config/aarch64/aarch64.c (aarch64_rtx_costs): Change cost of
2923 2016-07-28 Kristina Martsenko <kristina.martsenko@arm.com>
2925 * config/aarch64/aarch64.c (aarch64_rtx_costs): Fix cost of zero extend.
2927 2016-07-28 Wilco Dijkstra <wdijkstr@arm.com>
2929 * config/aarch64/aarch64.c (aarch64_pushwb_pair_reg): Rename.
2930 (aarch64_push_reg): New function to push 1 or 2 registers.
2931 (aarch64_pop_reg): New function to pop 1 or 2 registers.
2932 (aarch64_expand_prologue): Use aarch64_push_regs.
2933 (aarch64_expand_epilogue): Use aarch64_pop_regs.
2935 2016-07-28 Yuri Rumyantsev <ysrumyan@gmail.com>
2937 PR tree-optimization/71734
2938 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Pass value of safelen
2939 attribute instead of REF_LOOP and use it.
2940 (ref_indep_loop_p_2): Use SAFELEN argument instead of REF_LOOP and
2941 set it for Loops having non-zero safelen attribute.
2942 (ref_indep_loop_p): Pass zero as initial value for safelen.
2944 2016-07-28 Ilya Enkovich <ilya.enkovich@intel.com>
2948 * tree-chkp.c (chkp_retbnd_call_by_val): Check for instrumentation
2949 call using chkp_gimple_call_builtin_p.
2950 (chkp_copy_bounds_for_assign): Likewise.
2952 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2954 * config/alpha/alpha.c (alpha_adjust_cost): Adjust.
2955 * config/arm/arm-protos.h (struct tune_params): Likewise.
2956 * config/arm/arm.c (xscale_sched_adjust_cost): Likewise.
2957 (cortex_a9_sched_adjust_cost): Likewise.
2958 (fa726te_sched_adjust_cost): Likewise.
2959 (arm_adjust_cost): Likewise.
2960 * config/bfin/bfin.c (bfin_adjust_cost): Likewise.
2961 * config/c6x/c6x.c (c6x_adjust_cost): Likewise.
2962 * config/epiphany/epiphany.c (epiphany_adjust_cost): Likewise.
2963 * config/i386/i386.c (ix86_adjust_cost): Likewise.
2964 * config/ia64/ia64.c: Likewise.
2965 * config/m68k/m68k.c: Likewise.
2966 * config/mep/mep.c (mep_adjust_cost): Likewise.
2967 * config/microblaze/microblaze.c (microblaze_adjust_cost):
2969 * config/mips/mips.c (mips_adjust_cost): Likewise.
2970 * config/mn10300/mn10300.c (mn10300_adjust_sched_cost):
2972 * config/pa/pa.c (pa_adjust_cost): Likewise.
2973 * config/rs6000/rs6000.c (rs6000_adjust_cost): Likewise.
2974 (rs6000_debug_adjust_cost): Likewise.
2975 * config/sh/sh.c (sh_adjust_cost): Likewise.
2976 * config/sparc/sparc.c (supersparc_adjust_cost): Likewise.
2977 (hypersparc_adjust_cost): Likewise.
2978 (sparc_adjust_cost): Likewise.
2979 * config/spu/spu.c (spu_sched_adjust_cost): Likewise.
2980 * config/tilegx/tilegx.c (tilegx_sched_adjust_cost): Likewise.
2981 * config/tilepro/tilepro.c (tilepro_sched_adjust_cost):
2983 * config/visium/visium.c (visium_adjust_cost): Likewise.
2984 * doc/tm.texi: Regenerate.
2985 * haifa-sched.c (dep_cost_1): Adjust.
2986 * target.def: Merge adjust_cost and adjust_cost_2.
2988 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2990 * haifa-sched.c (add_to_speculative_block): Make twins a vector.
2992 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2994 * store-motion.c (struct st_expr): Make pattern_regs a vector.
2995 (extract_mentioned_regs): Append to a vector instead of
2996 returning a rtx_expr_list.
2997 (st_expr_entry): Adjust.
2998 (free_st_expr_entry): Likewise.
2999 (store_ops_ok): Likewise.
3000 (store_killed_in_insn): Likewise.
3001 (find_moveable_store): Likewise.
3003 2016-07-28 Martin Liska <mliska@suse.cz>
3005 PR gcov-profile/68025
3006 * tree-profile.c (tree_profiling): Respect
3007 no_profile_instrument_function attribute.
3008 * doc/extend.texi: Document no_profile_instrument_function
3011 2016-07-28 Martin Liska <mliska@suse.cz>
3013 PR rtl-optimization/70944
3014 * combine.c (make_compound_operation):
3015 Do not allow make_compound_operation for vector mode
3017 2016-07-28 Kugan Vivekanandarajah <kuganv@linaro.org>
3020 * tree-ssa-reassoc.c (maybe_optimize_range_tests): Check tcc_comparison
3021 before calling get_ops.
3023 2016-07-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
3025 * defaults.h (LOG2_BITS_PER_UNIT): Move from here...
3026 * tree.h (LOG2_BITS_PER_UNIT): ...to here.
3027 (BITS_PER_UNIT_LOG): Remove.
3028 (int_bit_position): Use LOG2_BITS_PER_UNIT instead of BITS_PER_UNIT_LOG.
3029 * expr.c (expand_assignment): Likewise.
3030 * stor-layout.c (initialize_sizetypes): Likewise.
3032 2016-07-27 Michael Meissner <meissner@linux.vnet.ibm.com>
3034 * config/rs6000/vector.md (vec_extract<mode>): Change the calling
3035 signature of rs6000_expand_vector_extract so that the element
3036 number is a RTX instead of a constant integer.
3037 * config/rs6000/rs6000-protos.h (rs6000_expand_vector_extract):
3039 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Likewise.
3040 (altivec_expand_vec_ext_builtin): Likewise.
3041 * config/rs6000/altivec.md (reduc_plus_scal_<mode>): Likewise.
3042 * config/rs6000/vsx.md (vsx_extract_<mode>): Fix spelling of the
3043 MFVSRLD instruction.
3045 2016-07-27 David Malcolm <dmalcolm@redhat.com>
3047 * input.c (get_pure_location): Move here from tree.c.
3048 (make_location): Likewise. Add header comment.
3049 (selftest::test_accessing_ordinary_linemaps): Verify
3050 pure_location_p, make_location, get_location_from_adhoc_loc and
3052 * input.h (get_pure_location): Move declaration here from tree.h.
3053 (get_finish): Likewise for inline function.
3054 (make_location): Likewise for declaration.
3055 * tree.c (get_pure_location): Move to input.c.
3056 (make_location): Likewise.
3057 * tree.h (get_pure_location): Move declaration to tree.h.
3058 (get_finish): Likewise for inline function.
3059 (make_location): Likewise for declaration.
3061 2016-07-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
3064 * match.pd (x / abs(x) -> copysign(1.0, x)): New pattern.
3066 2016-07-27 David Malcolm <dmalcolm@redhat.com>
3068 * system.h (STATIC_ASSERT): Use static_assert if building
3071 2016-07-27 Richard Biener <rguenther@suse.de>
3073 PR tree-optimization/72517
3074 * tree-vect-data-refs.c (vect_analyze_data_ref_dependences):
3075 Revert change to not compute read-read dependences.
3077 2016-07-27 Richard Biener <rguenther@suse.de>
3079 * predict.c (set_even_probabilities): Make nedges unsigned.
3081 2016-07-27 Martin Liska <mliska@suse.cz>
3083 * predict.c (set_even_probabilities): Handle unlikely edges.
3084 (combine_predictions_for_bb): Likewise.
3086 2016-07-26 Michael Meissner <meissner@linux.vnet.ibm.com>
3089 * config/rs6000/rs6000.c (rs6000_generate_compare): Rework
3090 __float128 support when we don't have hardware support, so that
3091 the IEEE built-in functions like isgreater, first call __unordkf3
3092 to make sure neither operand is a NaN, and if both operands are
3093 ordered, do the normal comparison.
3095 2016-07-26 Patrick Palka <ppalka@gcc.gnu.org>
3097 * tree-vrp.c (dump_asserts_for): Print loc->expr instead of
3099 (extract_code_and_val_from_cond_with_ops): Verify that name is
3100 either cond_op0 or cond_op1.
3102 2016-07-26 Patrick Palka <ppalka@gcc.gnu.org>
3104 PR tree-optimization/18046
3105 * genmodes.c (emit_mode_size_inline): Emit an assert that
3106 verifies that mode is a valid array index.
3107 (emit_mode_nuinits_inline): Likewise.
3108 (emit_mode_inner_inline): Likewise.
3109 (emit_mode_unit_size_inline): Likewise.
3110 (emit_mode_unit_precision_inline): Likewise.
3111 * tree-vrp.c: Include params.h.
3112 (find_switch_asserts): Register edge assertions for the default
3113 label which correspond to the anti-ranges of each case label.
3114 * params.def (PARAM_MAX_VRP_SWITCH_ASSERTIONS): New.
3115 * doc/invoke.texi: Document it.
3117 2016-07-26 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3119 * gimple-ssa-strength-reduction.c (slsr_process_phi): Remove dead
3120 and unnecessary call to gimple_bb.
3122 2016-07-26 Richard Biener <rguenther@suse.de>
3124 PR rtl-optimization/71984
3125 * simplify-rtx.c (simplify_subreg): Use GET_MODE_SIZE and prepare
3128 2016-07-26 Richard Biener <rguenther@suse.de>
3131 * expmed.c (extract_bit_field_1): Constrain the vector mode
3132 with element size matching the extraction mode size when
3133 choosing a better vector mode to do the extraction from.
3135 2016-07-26 Richard Biener <rguenther@suse.de>
3136 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
3139 * match.pd ((intptr)x eq/ne CST to x eq/ne (typeof x) CST): New
3142 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3144 * tree-ssa-structalias.c (struct scc_info): Change types of
3145 members to auto_sbitmap and auto_vec.
3146 (scc_info::scc_info): New constructor.
3147 (scc_info::~scc_info): New destructor.
3148 (init_scc_info): Remove.
3149 (free_scc_info): Remove.
3150 (find_indirect_cycles): Adjust.
3151 (perform_var_substitution): Likewise.
3152 (free_var_substitution_info): Likewise.
3154 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3156 * tree-outof-ssa.c (struct elim_graph): Change type of members
3157 to auto_vec and auto_sbitmap.
3158 (elim_graph::elim_graph): New constructor.
3159 (delete_elim_graph): Remove.
3160 (expand_phi_nodes): Adjust.
3162 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3164 * tree-outof-ssa.c (struct elim_graph): Remove typedef.
3165 (new_elim_graph): Adjust.
3166 (clear_elim_graph): Likewise.
3167 (delete_elim_graph): Likewise.
3168 (elim_graph_size): Likewise.
3169 (elim_graph_add_node): Likewise.
3170 (elim_graph_add_edge): Likewise.
3171 (elim_graph_remove_succ_edge): Likewise.
3172 (eliminate_name): Likewise.
3173 (eliminate_build): Likewise.
3174 (elim_forward): Likewise.
3175 (elim_unvisited_predecessor): Likewise.
3176 (elim_backward): Likewise.
3177 (elim_create): Likewise.
3178 (eliminate_phi): Likewise.
3179 (expand_phi_nodes): Likewise.
3181 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3183 * bt-load.c (compute_out): Use auto_sbitmap class.
3184 (link_btr_uses): Likewise.
3185 * cfganal.c (mark_dfs_back_edges): Likewise.
3186 (post_order_compute): Likewise.
3187 (inverted_post_order_compute): Likewise.
3188 (pre_and_rev_post_order_compute_fn): Likewise.
3189 (single_pred_before_succ_order): Likewise.
3190 * cfgexpand.c (pass_expand::execute): Likewise.
3191 * cfgloop.c (verify_loop_structure): Likewise.
3192 * cfgloopmanip.c (fix_bb_placements): Likewise.
3193 (remove_path): Likewise.
3194 (update_dominators_in_loop): Likewise.
3195 * cfgrtl.c (break_superblocks): Likewise.
3196 * ddg.c (check_sccs): Likewise.
3197 (create_ddg_all_sccs): Likewise.
3198 * df-core.c (df_worklist_dataflow): Likewise.
3199 * dse.c (dse_step3): Likewise.
3200 * except.c (eh_region_outermost): Likewise.
3201 * function.c (thread_prologue_and_epilogue_insns): Likewise.
3202 * gcse.c (prune_expressions): Likewise.
3203 (prune_insertions_deletions): Likewise.
3204 * gimple-ssa-backprop.c (backprop::~backprop): Likewise.
3205 * graph.c (draw_cfg_nodes_no_loops): Likewise.
3206 * ira-lives.c (remove_some_program_points_and_update_live_ranges): Likewise.
3207 * lcm.c (compute_earliest): Likewise.
3208 (compute_farthest): Likewise.
3209 * loop-unroll.c (unroll_loop_constant_iterations): Likewise.
3210 (unroll_loop_runtime_iterations): Likewise.
3211 (unroll_loop_stupid): Likewise.
3212 * lower-subreg.c (decompose_multiword_subregs): Likewise.
3213 * lra-lives.c: Likewise.
3214 * lra.c (lra): Likewise.
3215 * modulo-sched.c (schedule_reg_moves): Likewise.
3216 (optimize_sc): Likewise.
3217 (get_sched_window): Likewise.
3218 (sms_schedule_by_order): Likewise.
3219 (check_nodes_order): Likewise.
3220 (order_nodes_of_sccs): Likewise.
3221 (order_nodes_in_scc): Likewise.
3222 * recog.c (split_all_insns): Likewise.
3223 * regcprop.c (pass_cprop_hardreg::execute): Likewise.
3224 * reload1.c (reload): Likewise.
3225 * sched-rgn.c (haifa_find_rgns): Likewise.
3226 (split_edges): Likewise.
3227 (compute_trg_info): Likewise.
3228 * sel-sched.c (init_seqno): Likewise.
3229 * store-motion.c (remove_reachable_equiv_notes): Likewise.
3230 * tree-into-ssa.c (update_ssa): Likewise.
3231 * tree-ssa-live.c (live_worklist): Likewise.
3232 * tree-ssa-loop-im.c (fill_always_executed_in): Likewise.
3233 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
3235 (try_peel_loop): Likewise.
3236 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
3238 * tree-ssa-pre.c (compute_antic): Likewise.
3239 * tree-ssa-reassoc.c (undistribute_ops_list): Likewise.
3240 * tree-stdarg.c (reachable_at_most_once): Likewise.
3241 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Likewise.
3242 * var-tracking.c (vt_find_locations): Likewise.
3244 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3246 * sbitmap.h (auto_sbitmap): New class.
3248 2016-07-26 Alan Modra <amodra@gmail.com>
3251 * config/rs6000/rs6000.c (rs6000_secondary_reload): Initialize
3254 2016-07-25 David Malcolm <dmalcolm@redhat.com>
3256 * input.c (selftest::temp_source_file::temp_source_file): Fix
3257 missing "%s" in fprintf.
3259 2016-07-25 John David Anglin <danglin@gcc.gnu.org>
3262 * cselib.c (cselib_process_insn): Invalidate argument slots for
3265 2016-07-25 Jiong Wang <jiong.wang@arm.com>
3267 * config/aarch64/arm_neon.h (vfmah_lane_f16, vfmah_laneq_f16,
3268 vfmsh_lane_f16, vfmsh_laneq_f16, vmulh_lane_f16, vmulh_laneq_f16,
3269 vmulxh_lane_f16, vmulxh_laneq_f16): New.
3271 2016-07-25 Jiong Wang <jiong.wang@arm.com>
3273 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
3274 * config/aarch64/aarch64.md (fma, fnma): Support HF.
3275 * config/aarch64/arm_fp16.h (vfmah_f16, vfmsh_f16): New.
3277 2016-07-25 Jiong Wang <jiong.wang@arm.com>
3279 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
3280 * config/aarch64/aarch64.md (<FCVT_F2FIXED:fcvt_fixed_insn>hf<mode>3):
3282 (<FCVT_FIXED2F:fcvt_fixed_insn><mode>hf3): Likewise.
3283 (add<mode>3): Likewise.
3284 (sub<mode>3): Likewise.
3285 (mul<mode>3): Likewise.
3286 (div<mode>3): Likewise.
3287 (*div<mode>3): Likewise.
3288 (<fmaxmin><mode>3): Extend to HF.
3289 * config/aarch64/aarch64-simd.md (aarch64_rsqrts<mode>): Likewise.
3290 (fabd<mode>3): Likewise.
3291 (<FCVT_F2FIXED:fcvt_fixed_insn><VHSDF_HSDF:mode>3): Likewise.
3292 (<FCVT_FIXED2F:fcvt_fixed_insn><VHSDI_HSDI:mode>3): Likewise.
3293 (aarch64_fmulx<mode>): Likewise.
3294 (aarch64_fac<optab><mode>): Likewise.
3295 (aarch64_frecps<mode>): Likewise.
3296 (<FCVT_F2FIXED:fcvt_fixed_insn>hfhi3): New.
3297 (<FCVT_FIXED2F:fcvt_fixed_insn>hihf3): Likewise.
3298 * config/aarch64/iterators.md (VHSDF_SDF): Delete.
3299 (VSDQ_HSDI): Support HI.
3300 (fcvt_target, FCVT_TARGET): Likewise.
3301 * config/aarch64/arm_fp16.h (vaddh_f16, vsubh_f16, vabdh_f16,
3302 vcageh_f16, vcagth_f16, vcaleh_f16, vcalth_f16, vceqh_f16, vcgeh_f16,
3303 vcgth_f16, vcleh_f16, vclth_f16, vcvth_n_f16_s16, vcvth_n_f16_s32,
3304 vcvth_n_f16_s64, vcvth_n_f16_u16, vcvth_n_f16_u32, vcvth_n_f16_u64,
3305 vcvth_n_s16_f16, vcvth_n_s32_f16, vcvth_n_s64_f16, vcvth_n_u16_f16,
3306 vcvth_n_u32_f16, vcvth_n_u64_f16, vdivh_f16, vmaxh_f16, vmaxnmh_f16,
3307 vminh_f16, vminnmh_f16, vmulh_f16, vmulxh_f16, vrecpsh_f16,
3310 2016-07-25 Jiong Wang <jiong.wang@arm.com>
3312 * config.gcc (aarch64*-*-*): Install arm_fp16.h.
3313 * config/aarch64/aarch64-builtins.c (hi_UP): New.
3314 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
3315 * config/aarch64/aarch64-simd.md (aarch64_frsqrte<mode>): Extend to HF
3317 (aarch64_frecp<FRECP:frecp_suffix><mode>): Likewise.
3318 (aarch64_cm<optab><mode>): Likewise.
3319 * config/aarch64/aarch64.md (<frint_pattern><mode>2): Likewise.
3320 (l<fcvt_pattern><su_optab><GPF:mode><GPI:mode>2): Likewise.
3321 (fix_trunc<GPF:mode><GPI:mode>2): Likewise.
3322 (sqrt<mode>2): Likewise.
3323 (*sqrt<mode>2): Likewise.
3324 (abs<mode>2): Likewise.
3325 (<optab><mode>hf2): New pattern for HF mode.
3326 (<optab>hihf2): Likewise.
3327 * config/aarch64/arm_neon.h: Include arm_fp16.h.
3328 * config/aarch64/iterators.md (GPF_F16, GPI_F16, VHSDF_HSDF): New.
3329 (w1, w2, v, s, q, Vmtype, V_cmp_result, fcvt_iesize, FCVT_IESIZE):
3331 * config/aarch64/arm_fp16.h: New file.
3332 (vabsh_f16, vceqzh_f16, vcgezh_f16, vcgtzh_f16, vclezh_f16, vcltzh_f16,
3333 vcvth_f16_s16, vcvth_f16_s32, vcvth_f16_s64, vcvth_f16_u16,
3334 vcvth_f16_u32, vcvth_f16_u64, vcvth_s16_f16, vcvth_s32_f16,
3335 vcvth_s64_f16, vcvth_u16_f16, vcvth_u32_f16, vcvth_u64_f16,
3336 vcvtah_s16_f16, vcvtah_s32_f16, vcvtah_s64_f16, vcvtah_u16_f16,
3337 vcvtah_u32_f16, vcvtah_u64_f16, vcvtmh_s16_f16, vcvtmh_s32_f16,
3338 vcvtmh_s64_f16, vcvtmh_u16_f16, vcvtmh_u32_f16, vcvtmh_u64_f16,
3339 vcvtnh_s16_f16, vcvtnh_s32_f16, vcvtnh_s64_f16, vcvtnh_u16_f16,
3340 vcvtnh_u32_f16, vcvtnh_u64_f16, vcvtph_s16_f16, vcvtph_s32_f16,
3341 vcvtph_s64_f16, vcvtph_u16_f16, vcvtph_u32_f16, vcvtph_u64_f16,
3342 vnegh_f16, vrecpeh_f16, vrecpxh_f16, vrndh_f16, vrndah_f16, vrndih_f16,
3343 vrndmh_f16, vrndnh_f16, vrndph_f16, vrndxh_f16, vrsqrteh_f16,
3346 2016-07-25 Jiong Wang <jiong.wang@arm.com>
3348 * config/aarch64/aarch64-simd-builtins.def (reduc_smax_scal_,
3349 reduc_smin_scal_): Use VDQIF_F16.
3350 (reduc_smax_nan_scal_, reduc_smin_nan_scal_): Use VHSDF.
3351 * config/aarch64/aarch64-simd.md (reduc_<maxmin_uns>_scal_<mode>):
3353 (aarch64_reduc_<maxmin_uns>_internal<mode>): Likewise.
3354 * config/aarch64/iterators.md (VDQIF_F16): New.
3355 (vp): Support HF modes.
3356 * config/aarch64/arm_neon.h (vmaxv_f16, vmaxvq_f16, vminv_f16,
3357 vminvq_f16, vmaxnmv_f16, vmaxnmvq_f16, vminnmv_f16, vminnmvq_f16): New.
3359 2016-07-25 Jiong Wang <jiong.wang@arm.com>
3361 * config/aarch64/aarch64-simd.md (*aarch64_mulx_elt_to_64v2df): Rename to
3362 "*aarch64_mulx_elt_from_dup<mode>".
3363 (*aarch64_mul3_elt<mode>): Update schedule type.
3364 (*aarch64_mul3_elt_from_dup<mode>): Likewise.
3365 (*aarch64_fma4_elt_from_dup<mode>): Likewise.
3366 (*aarch64_fnma4_elt_from_dup<mode>): Likewise.
3367 * config/aarch64/iterators.md (VMUL): Supprt half precision float modes.
3368 (f, fp): Support HF modes.
3369 * config/aarch64/arm_neon.h (vfma_lane_f16, vfmaq_lane_f16,
3370 vfma_laneq_f16, vfmaq_laneq_f16, vfma_n_f16, vfmaq_n_f16, vfms_lane_f16,
3371 vfmsq_lane_f16, vfms_laneq_f16, vfmsq_laneq_f16, vfms_n_f16,
3372 vfmsq_n_f16, vmul_lane_f16, vmulq_lane_f16, vmul_laneq_f16,
3373 vmulq_laneq_f16, vmul_n_f16, vmulq_n_f16, vmulx_lane_f16,
3374 vmulxq_lane_f16, vmulx_laneq_f16, vmulxq_laneq_f16): New.
3376 2016-07-25 Jiong Wang <jiong.wang@arm.com>
3378 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
3379 * config/aarch64/aarch64-simd.md (fma<mode>4, fnma<mode>4): Extend to HF
3381 * config/aarch64/arm_neon.h (vfma_f16, vfmaq_f16, vfms_f16,
3384 2016-07-25 Jiong Wang <jiong.wang@arm.com>
3386 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
3387 * config/aarch64/aarch64-simd.md
3388 (aarch64_rsqrts<mode>): Extend to HF modes.
3389 (fabd<mode>3): Likewise.
3390 (<FCVT_F2FIXED:fcvt_fixed_insn><VHSDF_SDF:mode>3): Likewise.
3391 (<FCVT_FIXED2F:fcvt_fixed_insn><VHSDI_SDI:mode>3): Likewise.
3392 (aarch64_<maxmin_uns>p<mode>): Likewise.
3393 (<su><maxmin><mode>3): Likewise.
3394 (<maxmin_uns><mode>3): Likewise.
3395 (<fmaxmin><mode>3): Likewise.
3396 (aarch64_faddp<mode>): Likewise.
3397 (aarch64_fmulx<mode>): Likewise.
3398 (aarch64_frecps<mode>): Likewise.
3399 (*aarch64_fac<optab><mode>): Rename to aarch64_fac<optab><mode>.
3400 (add<mode>3): Extend to HF modes.
3401 (sub<mode>3): Likewise.
3402 (mul<mode>3): Likewise.
3403 (div<mode>3): Likewise.
3404 (*div<mode>3): Likewise.
3405 * config/aarch64/aarch64.c (aarch64_emit_approx_div): Return false for
3407 * config/aarch64/iterators.md (VDQ_HSDI, VSDQ_HSDI): New mode iterator.
3408 * config/aarch64/arm_neon.h (vadd_f16, vaddq_f16, vabd_f16, vabdq_f16,
3409 vcage_f16, vcageq_f16, vcagt_f16, vcagtq_f16, vcale_f16, vcaleq_f16,
3410 vcalt_f16, vcaltq_f16, vceq_f16, vceqq_f16, vcge_f16, vcgeq_f16,
3411 vcgt_f16, vcgtq_f16, vcle_f16, vcleq_f16, vclt_f16, vcltq_f16,
3412 vcvt_n_f16_s16, vcvtq_n_f16_s16, vcvt_n_f16_u16, vcvtq_n_f16_u16,
3413 vcvt_n_s16_f16, vcvtq_n_s16_f16, vcvt_n_u16_f16, vcvtq_n_u16_f16,
3414 vdiv_f16, vdivq_f16, vdup_lane_f16, vdup_laneq_f16, vdupq_lane_f16,
3415 vdupq_laneq_f16, vdups_lane_f16, vdups_laneq_f16, vmax_f16, vmaxq_f16,
3416 vmaxnm_f16, vmaxnmq_f16, vmin_f16, vminq_f16, vminnm_f16, vminnmq_f16,
3417 vmul_f16, vmulq_f16, vmulx_f16, vmulxq_f16, vpadd_f16, vpaddq_f16,
3418 vpmax_f16, vpmaxq_f16, vpmaxnm_f16, vpmaxnmq_f16, vpmin_f16, vpminq_f16,
3419 vpminnm_f16, vpminnmq_f16, vrecps_f16, vrecpsq_f16, vrsqrts_f16,
3420 vrsqrtsq_f16, vsub_f16, vsubq_f16): New.
3422 2016-07-25 Jiong Wang <jiong.wang@arm.com>
3424 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New.
3425 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
3426 * config/aarch64/aarch64-simd.md (aarch64_rsqrte<mode>): Extend to HF modes.
3427 (neg<mode>2): Likewise.
3428 (abs<mode>2): Likewise.
3429 (<frint_pattern><mode>2): Likewise.
3430 (l<fcvt_pattern><su_optab><VDQF:mode><fcvt_target>2): Likewise.
3431 (<optab><VDQF:mode><fcvt_target>2): Likewise.
3432 (<fix_trunc_optab><VDQF:mode><fcvt_target>2): Likewise.
3433 (ftrunc<VDQF:mode>2): Likewise.
3434 (<optab><fcvt_target><VDQF:mode>2): Likewise.
3435 (sqrt<mode>2): Likewise.
3436 (*sqrt<mode>2): Likewise.
3437 (aarch64_frecpe<mode>): Likewise.
3438 (aarch64_cm<optab><mode>): Likewise.
3439 * config/aarch64/aarch64.c (aarch64_emit_approx_sqrt): Return false for
3441 * config/aarch64/iterators.md (VHSDF, VHSDF_DF, VHSDF_SDF): New.
3442 (VDQF_COND, fcvt_target, FCVT_TARGET, hcon): Extend mode attribute to HF modes.
3444 * config/aarch64/arm_neon.h (vdup_n_f16): New.
3445 (vdupq_n_f16): Likewise.
3446 (vld1_dup_f16): Use vdup_n_f16.
3447 (vld1q_dup_f16): Use vdupq_n_f16.
3448 (vabs_f16, vabsq_f16, vceqz_f16, vceqzq_f16, vcgez_f16, vcgezq_f16,
3449 vcgtz_f16, vcgtzq_f16, vclez_f16, vclezq_f16, vcltz_f16, vcltzq_f16,
3450 vcvt_f16_s16, vcvtq_f16_s16, vcvt_f16_u16, vcvtq_f16_u16, vcvt_s16_f16,
3451 vcvtq_s16_f16, vcvt_u16_f16, vcvtq_u16_f16, vcvta_s16_f16,
3452 vcvtaq_s16_f16, vcvta_u16_f16, vcvtaq_u16_f16, vcvtm_s16_f16,
3453 vcvtmq_s16_f16, vcvtm_u16_f16, vcvtmq_u16_f16, vcvtn_s16_f16,
3454 vcvtnq_s16_f16, vcvtn_u16_f16, vcvtnq_u16_f16, vcvtp_s16_f16,
3455 vcvtpq_s16_f16, vcvtp_u16_f16, vcvtpq_u16_f16, vneg_f16, vnegq_f16,
3456 vrecpe_f16, vrecpeq_f16, vrnd_f16, vrndq_f16, vrnda_f16, vrndaq_f16,
3457 vrndi_f16, vrndiq_f16, vrndm_f16, vrndmq_f16, vrndn_f16, vrndnq_f16,
3458 vrndp_f16, vrndpq_f16, vrndx_f16, vrndxq_f16, vrsqrte_f16, vrsqrteq_f16,
3459 vsqrt_f16, vsqrtq_f16): New.
3461 2016-07-25 Jiong Wang <jiong.wang@arm.com>
3463 * config/aarch64/aarch64-simd.md
3464 (aarch64_<PERMUTE:perm_insn><PERMUTE:perm_hilo><mode>): Use VALL_F16.
3465 (aarch64_ext<mode>): Likewise.
3466 (aarch64_rev<REVERSE:rev_op><mode>): Likewise.
3467 * config/aarch64/aarch64.c (aarch64_evpc_trn, aarch64_evpc_uzp,
3468 aarch64_evpc_zip, aarch64_evpc_ext, aarch64_evpc_rev): Support V4HFmode
3470 * config/aarch64/arm_neon.h (__INTERLEAVE_LIST): Support float16x4_t,
3472 (__aarch64_vdup_lane_f16, __aarch64_vdup_laneq_f16,
3473 __aarch64_vdupq_lane_f16, __aarch64_vdupq_laneq_f16, vbsl_f16,
3474 vbslq_f16, vdup_n_f16, vdupq_n_f16, vdup_lane_f16, vdup_laneq_f16,
3475 vdupq_lane_f16, vdupq_laneq_f16, vduph_lane_f16, vduph_laneq_f16,
3476 vext_f16, vextq_f16, vmov_n_f16, vmovq_n_f16, vrev64_f16, vrev64q_f16,
3477 vtrn1_f16, vtrn1q_f16, vtrn2_f16, vtrn2q_f16, vtrn_f16, vtrnq_f16,
3478 vuzp1_f16, vuzp1q_f16, vuzp2_f16, vuzp2q_f16, vzip1_f16, vzip2q_f16):
3480 (vmov_n_f16): Reimplement using vdup_n_f16.
3481 (vmovq_n_f16): Reimplement using vdupq_n_f16..
3483 2016-07-25 Jiong Wang <jiong.wang@arm.com>
3485 * config/aarch64/aarch64.c (aarch64_add_constant): New parameter
3486 "frame_related_p". Generate CFA annotation when it's necessary.
3487 (aarch64_expand_prologue): Use aarch64_add_constant.
3488 (aarch64_expand_epilogue): Likewise.
3489 (aarch64_output_mi_thunk): Pass "false" when calling
3490 aarch64_add_constant.
3492 2016-07-25 Jiong Wang <jiong.wang@arm.com>
3494 * config/aarch64/aarch64.c (aarch64_add_constant): Optimize instruction
3497 2016-07-25 Jiong Wang <jiong.wang@arm.com>
3499 * config/aarch64/aarch64.c (aarch64_add_constant): New parameter "mode".
3500 Use aarch64_internal_mov_immediate instead of aarch64_build_constant.
3501 (aarch64_output_mi_thunk): Pass Pmode when calling aarch64_add_constant.
3502 (aarch64_build_constant): Delete.
3504 2016-07-25 Alexander Monakov <amonakov@ispras.ru>
3507 2016-07-20 Alexander Monakov <amonakov@ispras.ru>
3509 * config/nvptx/nvptx.c (nvptx_option_override): Do not set
3510 flag_toplevel_reorder.
3512 2016-07-25 Richard Biener <rguenther@suse.de>
3514 * cgraph.c (cgraph_node::verify_node): Compare against builtin
3515 by using DECL_BUILT_IN_CLASS and DECL_FUNCTION_CODE.
3516 * tree-chkp.c (chkp_gimple_call_builtin_p): Likewise.
3517 * tree-streamer.h (streamer_handle_as_builtin_p): Remove.
3518 (streamer_get_builtin_tree): Likewise.
3519 (streamer_write_builtin): Likewise.
3520 * lto-streamer.h (LTO_builtin_decl): Remove.
3521 * lto-streamer-in.c (lto_read_tree_1): Remove assert.
3522 (lto_input_scc): Remove LTO_builtin_decl handling.
3523 (lto_input_tree_1): Liekwise.
3524 * lto-streamer-out.c (lto_output_tree_1): Remove special
3525 handling of builtins.
3526 (DFS::DFS): Likewise.
3527 * tree-streamer-in.c (streamer_get_builtin_tree): Remove.
3528 * tree-streamer-out.c (pack_ts_function_decl_value_fields): Remove
3530 (streamer_write_builtin): Remove.
3532 2016-07-25 Martin Liska <mliska@suse.cz>
3534 * lto-cgraph.c (input_symtab): Don't call get_working_sets
3535 if flag_auto_profile is set to true.
3537 2016-07-25 Martin Liska <mliska@suse.cz>
3539 PR gcov-profile/71868
3540 * cfgloopanal.c (expected_loop_iterations_unbounded): When we
3541 have a function with multiple latches, count them all.
3543 2016-07-25 Martin Liska <mliska@suse.cz>
3545 * tree-ssa-loop-niter.c (loop_only_exit_p): Release body array.
3547 2016-07-25 Martin Liska <mliska@suse.cz>
3549 PR tree-optimization/71987
3550 * tree-ssa-reassoc.c (maybe_optimize_range_tests): Call get_ops
3551 just for SSA_NAMEs. Fix GNU coding style.
3553 2016-07-25 Martin Liska <mliska@suse.cz>
3555 PR gcov-profile/64874
3556 * gcov-io.h: Update command about file format.
3557 * gcov-iov.c (main): Adapt the numbering scheme.
3559 2016-07-24 Kugan Vivekanandarajah <kuganv@linaro.org>
3562 * tree-ssa-reassoc.c (optimize_vec_cond_expr): Handle tcc_compare stmt
3563 whose result is used in PHI.
3564 (final_range_test_p): Likewise.
3565 (maybe_optimize_range_tests): Likewise.
3567 2016-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
3569 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
3570 Reformat two multi-line strings.
3572 2016-07-22 Martin Sebor <msebor@redhat.com>
3574 * doc/extend.texi (Compound Literals): Add '@' missed in last commit.
3576 2016-07-22 Martin Sebor <msebor@redhat.com>
3579 * doc/extend.texi (Compound Literals): Correct and clarify.
3580 (Cast to Union): Same.
3582 2016-07-22 Kelvin Nilsen <kelvin@gcc.gnu.org>
3584 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
3585 comments to explain why certain error messages make mention of
3586 undocumented options.
3587 (rs6000_invalid_builtin): Change error messages to replace mention
3588 of undocumented options with mention of the -mcpu=power9 option
3589 that enables those undocumented options.
3590 * config/rs6000/rs6000.h (MASK_FLOAT128): New macro.
3591 (RS6000_BTM_FLOAT128): Use the new MASK_FLOAT128 macro in the
3592 definition of this macro to correct an existing error.
3593 * config/rs6000/rs6000.opt: Add the Undocumented qualifier to the
3594 mpower9-fusion, mpower9-vector, mpower9-dform, and mmodulo entries.
3595 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Modify
3596 descriptions of built-in functions so that they depend on
3597 -mcpu=power9 instead of on the corresponding undocumented flags.
3598 * doc/invoke.texi (Option Summary): Remove all mention of newly
3600 (IBM RS/6000 and PowerPC Options): Likewise.
3601 * doc/md.texi (Constraints for Particuliar Machines): Remove all
3602 mention of newly undocumented flags.
3604 2016-07-22 Evgeny Stupachenko <evstupac@gmail.com>
3606 * ipa-cp.c (determine_versionability): Do not create constprop clones,
3607 when target_clones attribute is set.
3609 2016-07-22 Bin Cheng <bin.cheng@arm.com>
3611 * common.opt (funsafe-loop-optimizations): Mark ignore.
3612 * doc/invoke.texi (funsafe-loop-optimizations): Remove.
3613 * loop-iv.c (get_simple_loop_desc): Remove unsafe-loop-optimizations
3615 * tree-ssa-loop-niter.c (finite_loop_p): Ditto.
3616 * config/bfin/bfin.c (bfin_can_use_doloop_p): Ditto.
3618 2016-07-22 Bin Cheng <bin.cheng@arm.com>
3620 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
3622 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
3624 (number_of_iterations_exit): Warn missed loop optimization for
3625 possible infinite loops.
3627 2016-07-22 Segher Boessenkool <segher@kernel.crashing.org>
3630 * config/rs6000/rs6000.c (rs6000_file_start): Fix condition for
3631 when to emit a ".machine" pseudo-op.
3633 2016-07-22 Martin Liska <mliska@suse.cz>
3635 PR gcov-profile/69028
3636 PR gcov-profile/62047
3637 * coverage.c (coverage_compute_lineno_checksum): Do not
3638 calculate checksum for fns w/o xloc.file.
3639 (coverage_compute_profile_id): Likewise.
3641 2016-07-22 Georg-Johann Lay <avr@gjlay.de>
3643 * config/avr/avr.c (TARGET_SECONDARY_RELOAD): Remove hook define...
3644 (avr_secondary_reload): ...and implementation.
3645 (avr_adjust_insn_length) [ADJUST_LEN_LPM]: Remove handling.
3646 * config/avr/avr.md (reload_in<mode>): Remove insns.
3647 (adjust_len) [lpm]: Remove insn attribute value.
3648 * config/avr/predicates.md (flash_operand): Remove insn predicate.
3650 2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
3653 * builtin-attrs.def (ATTR_RT_NOTHROW_LEAF_LIST): New return twice
3655 * builtins.def (BUILT_IN_SETJMP): Use ATTR_RT_NOTHROW_LEAF_LIST here.
3656 * calls.c (special_function_p): Remove the special handling of the
3657 "__builtin_" prefix.
3659 2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
3662 * calls.c (gimple_maybe_alloca_call_p): New function. Return true
3663 if STMT may be an alloca call.
3664 (gimple_alloca_call_p, alloca_call_p): Return only true for the
3665 builtin alloca call.
3666 * calls.h (gimple_maybe_alloca_call_p): New function.
3667 * tree-inline.c (inline_forbidden_p_stmt): Use
3668 gimple_maybe_alloca_call_p here.
3670 2016-07-21 David Malcolm <dmalcolm@redhat.com>
3672 * spellcheck-tree.c (best_macro_match::best_macro_match):
3673 Explictly specify the template arguments when invoking the base
3674 class constructor, to help older C++ compilers.
3676 2016-07-21 Jakub Jelinek <jakub@redhat.com>
3679 * asan.c (asan_dynamic_init_call): Call asan_init_shadow_ptr_types
3680 before builtin_decl_implicit.
3682 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
3684 * optabs.c (emit_condiitonal_move): Short circuit for identical
3687 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
3689 * ifcvt.c (noce_if_info): New fields: speed_p, original_cost,
3690 max_seq_cost. Removed fields: then_cost, else_cost, branch_cost.
3691 (noce_conversion_profitable_p): New.
3692 (noce_try_store_flag_constants): Use it.
3693 (noce_try_addcc): Likewise.
3694 (noce_try_store_flag_mask): Likewise.
3695 (noce_try_cmove): Likewise.
3696 (noce_try_cmove_arith): Likewise.
3697 (bb_valid_for_noce_process_p): Add to the cost parameter rather than
3699 (noce_convert_multiple_sets): Move cost model to here, from...
3700 (bb_ok_for_noce_convert_multiple_sets) ...here.
3701 (noce_process_if_block): Update calls for above changes.
3702 (noce_find_if_block): Record new noce_if_info parameters.
3704 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
3706 * target.def (max_noce_ifcvt_seq_cost): New.
3707 * doc/tm.texi.in (TARGET_MAX_NOCE_IFCVT_SEQ_COST): Document it.
3708 * doc/tm.texi: Regenerate.
3709 * targhooks.h (default_max_noce_ifcvt_seq_cost): New.
3710 * targhooks.c (default_max_noce_ifcvt_seq_cost): New.
3711 * params.def (PARAM_MAX_RTL_IF_CONVERSION_PREDICTABLE_COST): New.
3712 (PARAM_MAX_RTL_IF_CONVERSION_UNPREDICTABLE_COST): Likewise.
3713 * doc/invoke.texi: Document new params.
3715 2016-07-21 Richard Biener <rguenther@suse.de>
3717 PR tree-optimization/71947
3718 * tree-vrp.c (extract_range_from_assert): Singleton symbolic
3719 ranges have useful limit_vr information.
3721 2016-07-21 Richard Biener <rguenther@suse.de>
3723 * function-tests.c (build_trivial_generic_function): Set
3724 BLOCK_SUPERCONTEXT of DECL_INITIAL.
3725 * omp-low.c (create_omp_child_function): Likewise.
3726 (grid_expand_target_grid_body): Likewise.
3727 * cgraphunit.c (init_lowered_empty_function): Likewise.
3728 (cgraph_node::expand_thunk): Likewise.
3729 * tree-parloops.c (create_loop_fn): Likewise.
3730 * ipa.c (cgraph_build_static_cdtor_1): Likewise.
3732 2016-07-21 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
3734 * tree-ssa-strlen.c (strlen_dom_walker::before_dom_children): Fix typo
3737 2016-07-21 Georg-Johann Lay <avr@gjlay.de>
3739 * config/avr/avr.md (any_extract, any_shiftrt): New code iterators.
3740 (*insv.extract, *insv.shiftrt, *insv.not-bit.0, *insv.not-bit.7)
3741 (*insv.xor-extract, *insv.xor1-bit.0): New insns.
3742 (adjust_len) [insv_notbit, insv_notbit_0, insv_notbit_7]: New
3743 values for insn attribute.
3744 * config/avr/avr.c (avr_out_insert_notbit): New function.
3745 (avr_adjust_insn_length): Handle ADJUST_LEN_INSV_NOTBIT,
3746 ADJUST_LEN_INSV_NOTBIT_0/_7.
3747 * config/avr/avr-protos.h (avr_out_insert_notbit): New proto.
3749 2016-07-21 Bin Cheng <bin.cheng@arm.com>
3751 * tree-chrec.c (convert_affine_scev): New parameter. Pass new arg.
3752 (chrec_convert_1, chrec_convert): Ditto.
3753 * tree-chrec.h (chrec_convert, convert_affine_scev): New parameter.
3754 * tree-scalar-evolution.c (interpret_rhs_expr): Pass new arg.
3755 * tree-vrp.c (adjust_range_with_scev): Ditto.
3756 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Ditto.
3757 (scev_var_range_cant_overflow): New function.
3758 (scev_probably_wraps_p): New parameter. Call above function.
3759 * tree-ssa-loop-niter.h (scev_probably_wraps_p): New parameter.
3761 2016-07-21 Bin Cheng <bin.cheng@arm.com>
3763 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Clean up
3764 by removing computation of may_be_zero.
3766 2016-07-21 Jakub Jelinek <jakub@redhat.com>
3768 * tree-object-size.c (unknown): Use HOST_WIDE_INT_M1U instead of -1.
3770 2016-07-21 Andrew Sutton <andrew.n.sutton@gmail.com>
3772 Improving concepts performance and diagnostics.
3773 * timevar.def (TV_CONSTRAINT_SAT, TV_CONSTRAINT_SUB): New time vars
3774 for constraint satisfaction and subsumption.
3775 * timevar.h (auto_timevar): New constructor that matches the push/pop
3776 pattern of usage in pt.c.
3778 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
3780 * hwint.h (HOST_WIDE_INT_0): New define.
3781 (HOST_WIDE_INT_0U): Ditto.
3782 * double-int.c: Use HOST_WIDE_INT_0 instead of (HOST_WIDE_INT) 0.
3783 * dse.c: Use HOST_WIDE_INT_0U instead of (unsigned HOST_WIDE_INT) 0.
3784 * simplify-rtx.c: Ditto.
3785 * tree-object-size.c: Ditto.
3787 2016-07-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3789 * config/s390/s390.c (s390_encode_section_info): Remove mode size
3792 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
3794 * cse.c: Use HOST_WIDE_INT_M1 instead of ~(HOST_WIDE_INT) 0.
3795 * combine.c: Use HOST_WIDE_INT_M1U instead of
3796 ~(unsigned HOST_WIDE_INT) 0.
3797 * double-int.h: Ditto.
3799 * dwarf2asm.c:Ditto.
3801 * genmodes.c: Ditto.
3803 * read-rtl.c: Ditto.
3804 * tree-ssa-loop-ivopts.c: Ditto.
3805 * tree-ssa-loop-prefetch.c: Ditto.
3806 * tree-vect-generic.c: Ditto.
3807 * tree-vect-patterns.c: Ditto.
3810 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
3812 * gcc/config/avr.c (avr_legitimize_address) [AVR_TINY]: Force
3813 constant addresses outside [0,0xc0] into a register.
3814 (avr_out_movhi_r_mr_reg_no_disp_tiny): Pass insn. And handle
3815 cases where the base address register is unused after.
3816 (avr_out_movhi_r_mr_reg_disp_tiny): Same.
3817 (avr_out_movhi_mr_r_reg_disp_tiny): Same.
3818 (avr_out_store_psi_reg_disp_tiny): Same.
3820 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
3822 Implement attribute progmem on reduced Tiny cores by adding
3823 flash offset 0x4000 to respective symbols.
3826 * doc/extend.texi (AVR Variable Attributes) [progmem]: Add
3827 documentation how it works on reduced Tiny cores.
3828 (AVR Named Address Spaces): No support for reduced Tiny.
3829 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): New macro.
3830 (avr_address_tiny_pm_p): New static function.
3831 (avr_print_operand_address) [AVR_TINY]: Add AVR_TINY_PM_OFFSET
3832 if the address is in progmem.
3833 (avr_assemble_integer): Same.
3834 (avr_encode_section_info) [AVR_TINY]: Set AVR_SYMBOL_FLAG_TINY_PM
3835 for symbol_ref in progmem.
3836 * config/avr/avr.h (AVR_TINY_PM_OFFSET): New macro.
3837 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use it instead of
3838 magic 0x4000 when built-in def'ing __AVR_TINY_PM_BASE_ADDRESS__.
3840 2016-07-20 Patrick Palka <ppalka@gcc.gnu.org>
3842 * configure.ac (thin_archive_support): New variable. AC_SUBST it.
3843 * configure: Regenerate.
3844 * Makefile.in (THIN_ARCHIVE_SUPPORT): New variable.
3845 (USE_THIN_ARCHIVES): New variable.
3846 (libbackend.a): If USE_THIN_ARCHIVES then pass T to ar to build
3847 this archive as a thin archive.
3849 2016-07-20 David Malcolm <dmalcolm@redhat.com>
3851 * diagnostic-show-locus.c (diagnostic_show_locus): If this is the
3852 same location as last time, don't skip if we have fix-it hints.
3853 Clarify the skipping logic by converting it from one "if" clause
3854 to repeated "if" clauses.
3855 * spellcheck-tree.c: Include "cpplib.h".
3856 (find_closest_macro_cpp_cb): Move here from c/c-decl.c.
3857 (best_macro_match::best_macro_match): New constructor.
3858 * spellcheck-tree.h (struct edit_distance_traits<cpp_hashnode *>):
3859 Move here from c/c-decl.c.
3860 (class best_macro_match): Move here from c/c-decl.c, converting
3861 from a typedef to a subclass, gaining a ctor.
3863 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
3865 * config/avr/avr-protos.h (avr_addr_space_supported_p): New prototype.
3866 * config/avr/avr.c (TARGET_ADDR_SPACE_DIAGNOSE_USAGE): New hook
3868 (avr_addr_space_diagnose_usage): ...and implementation.
3869 (avr_addr_space_supported_p): New function.
3870 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Only
3871 report bad address space usage if that space is supported.
3872 (avr_insert_attributes): Same. No more complain about unsupported
3874 * config/avr/avr-c.c (tm_p.h): Include it.
3875 (avr_cpu_cpp_builtins): Only define addr-space related built-in
3876 macro if avr_addr_space_supported_p.
3878 2016-07-20 Alexander Monakov <amonakov@ispras.ru>
3880 * config/nvptx/nvptx.c (nvptx_option_override): Do not set
3881 flag_toplevel_reorder.
3883 2016-07-20 David Malcolm <dmalcolm@redhat.com>
3885 * gcc-rich-location.c
3886 (gcc_rich_location::add_fixit_misspelled_id): New overload, taking
3888 * gcc-rich-location.h
3889 (gcc_rich_location::add_fixit_misspelled_id): Likewise.
3891 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
3893 * target.def (addr_space): Add new diagnose_usage to hook vector.
3894 * targhooks.c (default_addr_space_diagnose_usage): Add default
3895 implementation and...
3896 * targhooks.h (default_addr_space_diagnose_usage): ... its prototype.
3897 * c/c-parser.c (c_lex_one_token) [CPP_NAME]: If the token
3898 is some address space, call targetm.addr_space.diagnose_usage.
3899 * doc/tm.texi.in (Named Address Spaces): Add anchor for
3900 TARGET_ADDR_SPACE_DIAGNOSE_USAGE documentation.
3901 * doc/tm.texi: Regenerate.
3903 2016-07-20 Martin Liska <mliska@suse.cz>
3906 * graphite-isl-ast-to-gimple.c (later_of_the_two):
3907 Properly handly PHI stmts.
3909 2016-07-20 Bin Cheng <bin.cheng@arm.com>
3911 PR tree-optimization/71503
3912 PR tree-optimization/71683
3913 * tree-if-conv.c (gen_phi_arg_condition): Record true predicate
3916 2016-07-20 Martin Liska <mliska@suse.cz>
3918 * doc/invoke.texi (-fipa-ra): Document when the option is
3919 disabled. Fix a typo.
3921 2016-07-20 Martin Liska <mliska@suse.cz>
3923 * Makefile.in: Include fibonacci_heap.c
3924 * fibonacci_heap.c: New file.
3925 * fibonacci_heap.h (fibonacci_heap::insert): Use insert_node.
3926 (fibonacci_heap::union_with): Fix deletion of the second heap.
3927 * selftest-run-tests.c (selftest::run_tests): Incorporate
3928 fibonacci heap tests.
3929 * selftest.h: Declare fibonacci_heap_c_tests.
3931 2016-07-20 Martin Liska <mliska@suse.cz>
3933 * selftest-run-tests.c (selftest::run_tests): New function.
3934 * selftest.h (sreal_c_tests): Declare.
3935 * sreal.c (sreal_verify_basics): New function.
3936 (verify_aritmetics): Likewise.
3937 (sreal_verify_arithmetics): Likewise.
3938 (verify_shifting): Likewise.
3939 (sreal_verify_shifting): Likewise.
3940 (void sreal_c_tests): Likewise.
3942 2016-07-19 Jakub Jelinek <jakub@redhat.com>
3944 PR rtl-optimization/71916
3945 * cfgrtl.c (contains_no_active_insn_p): Return false also for
3946 bb which have a single succ fake edge.
3948 2016-07-19 Aldy Hernandez <aldyh@redhat.com>
3951 * dwarf2out.c (gen_subprogram_die): Only call
3952 gen_unspecified_parameters_die while dumping early dwarf.
3954 2016-07-19 Jakub Jelinek <jakub@redhat.com>
3957 * gimple-fold.c (fold_builtin_memory_op): Use
3958 get_addr_base_and_unit_offset instead of get_ref_base_and_extent.
3960 2016-07-19 Uros Bizjak <ubizjak@gmail.com>
3962 * builtins.c: Use HOST_WIDE_INT_1 instead of (HOST_WIDE_INT) 1,
3963 HOST_WIDE_INT_1U instead of (unsigned HOST_WIDE_INT) 1,
3964 HOST_WIDE_INT_M1 instead of (HOST_WIDE_INT) -1 and
3965 HOST_WIDE_INT_M1U instead of (unsigned HOST_WIDE_INT) -1.
3969 * double-int.c: Ditto.
3971 * dwarf2out.c: Ditto.
3974 * fold-const.c: Ditto.
3975 * function.c: Ditto.
3977 * genmodes.c: Ditto.
3981 * loop-doloop.c: Ditto.
3982 * loop-invariant.c: Ditto.
3989 * simplify-rtx.c: Ditto.
3990 * stor-layout.c: Ditto.
3992 * tree-ssa-loop-ivopts.c: Ditto.
3993 * tree-vect-generic.c: Ditto.
3994 * tree-vect-patterns.c: Ditto.
3999 * wide-int-print.cc: Ditto.
4000 * wide-int.cc: Ditto.
4001 * wide-int.h: Ditto.
4003 2016-07-19 David Malcolm <dmalcolm@redhat.com>
4005 * selftest.c (selftest::assert_streq): Handle NULL values of
4006 val_actual and val_expected.
4008 2016-07-19 Martin Jambor <mjambor@suse.cz>
4011 * trans-decl.c (gfc_generate_function_code): Use cgraph_get_create_node
4012 rather than cgraph_create_node to get a call graph node.
4014 2016-07-19 Richard Biener <rguenther@suse.de>
4016 * gimple-fold.c (get_base_constructor): Add VIEW_CONVERT case,
4017 handle all tcc_constant bases and valueize SSA names.
4018 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): Handle
4021 2016-07-19 David Malcolm <dmalcolm@redhat.com>
4023 * function-tests.c (selftest::verify_three_block_rtl_cfg): Verify
4024 the flags of the exit block and bb2, not just the entry block.
4026 2016-07-19 Richard Biener <rguenther@suse.de>
4028 PR tree-optimization/71901
4029 * tree-ssa-sccvn.h (struct vn_reference_op_struct): Add
4030 align member, group stuff with the bitfield.
4031 (vn_ref_op_align_unit): New inline.
4032 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): For ARRAY_REFs
4033 record element alignment and operand 3 unchanged.
4034 (ao_ref_init_from_vn_reference): Adjust.
4035 (valueize_refs_1): Likewise.
4036 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Likewise.
4038 2016-07-19 Richard Biener <rguenther@suse.de>
4040 PR tree-optimization/71908
4041 * tree-ssa-structalias.c (get_constraint_for_component_ref): Handle
4042 symbolic constants in a more reliable way.
4044 2016-07-19 Ilya Enkovich <ilya.enkovich@intel.com>
4046 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Update
4048 (vect_update_inits_of_drs): Likewise.
4049 (vect_create_cond_for_alias_checks): Likewise.
4050 * tree-vect-loop.c (vect_get_known_peeling_cost): Likewise.
4052 2016-07-19 Richard Biener <rguenther@suse.de>
4055 * lto-streamer-out.c (DFS::DFS_write_tree_body): For blocks
4056 with an abstract origin that is not an inlined function outer
4057 scope add a self-reference as abstract origin.
4058 * tree-streamer-out.c (write_ts_block_tree_pointers): Likewise.
4060 2016-07-18 Michael Meissner <meissner@linux.vnet.ibm.com>
4063 * config/rs6000/rs6000.c (rs6000_function_value): Fix
4064 unintentional System V.4 structure return breakage for structures
4065 with a single floating point element.
4067 2016-07-18 Yuri Rumyantsev <ysrumyan@gmail.com>
4069 PR tree-optimization/71734
4070 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Add REF_LOOP argument which
4071 contains REF, use it to check safelen, assume that safelen value
4072 must be greater 1, fix style.
4073 (ref_indep_loop_p_2): Add REF_LOOP argument.
4074 (ref_indep_loop_p): Pass LOOP as additional argument to
4077 2016-07-18 Dominik Vogt <vogt@linux.vnet.ibm.com>
4079 * cfgexpand.c (expand_stack_vars): Implement synamic stack space
4080 allocation in the prologue.
4081 * explow.c (get_dynamic_stack_base): New function to return an address
4082 expression for the dynamic stack base.
4083 (get_dynamic_stack_size): New function to do the required dynamic stack
4084 space size calculations.
4085 (allocate_dynamic_stack_space): Use new functions.
4086 (align_dynamic_address): Move some code from
4087 allocate_dynamic_stack_space to new function.
4088 * explow.h (get_dynamic_stack_base, get_dynamic_stack_size): Export.
4090 2016-07-18 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4092 * config/s390/s390.c (s390_encode_section_info): Always set
4093 notaligned marker if mode size is 0 or no MEM_ALIGN info could be
4096 2016-07-18 Richard Biener <rguenther@suse.de>
4098 PR tree-optimization/71893
4099 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Compensate
4100 for sizetype cast added by array_ref_element_size.
4101 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
4103 2016-07-16 John David Anglin <danglin@gcc.gnu.org>
4105 * config/pa/pa.c (hppa_profile_hook): Allocate stack space for
4106 register parameters. Remove code to initialize argument pointer
4107 on TARGET_64BIT. Optimize call to _mcount when it can be reached
4108 using a pc-relative branch. Cleanup conditional code.
4109 * config/pa/pa.md (call_mcount): New expander.
4110 (call_mcount_nonpic): New insn.
4111 (call_mcount_pic): New insn and split.
4112 (call_mcount_pic_post_reload): New insn.
4113 (call_mcount_64bit): New insn and split.
4114 (call_mcount_64bit_post_reload): New insn.
4116 2016-07-15 Georg-Johann Lay <avr@gjlay.de>
4118 * config/avr/predicates.md (const_m255_to_m1_operand): New.
4119 * config/avr/constraints.md (Cn8, Ca1, Co1, Yx2): New constraints.
4120 * config/avr/avr.md (add<mode>3) <ALL1>: Fix set_vzn for +/-2.
4121 (*cmphi.zero-extend.0, *cmphi.zero-extend.1)
4122 (*usum_widenqihi3, *udiff_widenqihi3)
4123 (*addhi3_zero_extend.const): New combiner insns.
4124 (andqi3, iorqi3): Provide "l" (NO_LD_REGS) alternative if
4125 just 1 bit is affected.
4126 * config/avr/avr.c (avr_out_bitop) <QImode>: Don't access xop[3].
4127 (avr_out_compare) [EQ,NE]: Tweak comparing d-regs against -1.
4129 2016-07-15 Cesar Philippidis <cesar@codesourcery.com>
4131 * omp-low.c (lower_omp_target): Mark data clauses with
4132 GOMP_MAP_FORCE_{PRESENT,TO,FROM,TOFROM} as potentially having
4133 zero-length subarrays.
4135 2016-07-15 Richard Biener <rguenther@suse.de>
4137 PR tree-optimization/71881
4138 * tree-loop-distribution.c (destroy_loop): Remove blocks in
4139 reverse DOM order to make debug temp generation happy.
4141 2016-07-15 Richard Biener <rguenther@suse.de>
4143 PR tree-optimization/71887
4144 * tree-ssa-phiopt.c (absorbing_element_p): Add rhs arg and
4145 verify it is not zero for division / modulo handling.
4146 (value_replacement): Adjust.
4148 2016-07-15 Virendra Pathak <virendra.pathak@broadcom.com>
4149 Julian Brown <julian@codesourcery.com>
4151 * config/aarch64/aarch64-cores.def: Update vulcan COSTS.
4152 * config/aarch64/aarch64-cost-tables.h
4153 (vulcan_extra_costs): New variable.
4154 * config/aarch64/aarch64.c
4155 (vulcan_addrcost_table): Likewise.
4156 (vulcan_regmove_cost): Likewise.
4157 (vulcan_vector_cost): Likewise.
4158 (vulcan_branch_cost): Likewise.
4159 (vulcan_tunings): Likewise.
4161 2016-07-15 Alexander Monakov <amonakov@ispras.ru>
4163 * cgraphunit.c (cgraph_order_sort_kind): New entry ORDER_VAR_UNDEF.
4164 (output_in_order): Loop over undefined variables too. Output them
4165 via assemble_undefined_decl. Skip variables that correspond to hard
4166 registers or have value-exprs.
4167 * varpool.c (symbol_table::output_variables): Handle undefined
4168 variables together with defined ones.
4170 2016-07-15 Richard Biener <rguenther@suse.de>
4172 * tree-ssa-pre.c (get_representative_for): Make sure to return
4173 the value number of SSA names.
4174 (phi_translate_1): get_representative_for cannot return NULL.
4175 (do_pre_regular_insertion): Remove redundant call to
4176 fully_constant_expression.
4177 (do_pre_partial_partial_insertion): Likewise.
4179 2016-07-15 Bin Cheng <bin.cheng@arm.com>
4181 * tree-scalar-evolution.c (simple_iv_with_niters): New funcion.
4182 (derive_simple_iv_with_niters): New function.
4183 (simple_iv): Rewrite using simple_iv_with_niters.
4184 * tree-scalar-evolution.h (simple_iv_with_niters): New decl.
4185 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
4187 (number_of_iterations_exit): Rewrite using above function.
4188 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
4191 2016-07-15 Richard Biener <rguenther@suse.de>
4193 * config/i386/i386.c (ix86_builtin_vectorization_cost): Adjust
4196 2016-07-14 Jakub Jelinek <jakub@redhat.com>
4198 PR tree-optimization/71872
4199 * tree-data-ref.c (get_references_in_stmt): Ignore references
4200 with is_gimple_constant get_base_address.
4202 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
4204 * config/arm/arm.h (TARGET_HAVE_LDACQ): Enable for ARMv8-M Mainline.
4205 (TARGET_HAVE_LDACQD): New macro.
4206 * config/arm/sync.md (atomic_loaddi): Use TARGET_HAVE_LDACQD rather
4207 than TARGET_HAVE_LDACQ.
4208 (arm_load_acquire_exclusivedi): Likewise.
4209 (arm_store_release_exclusivedi): Likewise.
4211 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
4213 PR rtl-optimization/71878
4214 * lra-constraints.c (match_reload): Pass information about other
4215 output operands. Create new unique register value if matching input
4216 operand shares same register value as output operand being considered.
4217 (curr_insn_transform): Record output operands already processed.
4219 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4222 PR tree-optimization/70923
4223 * tree-vect-patterns.c: Include mult-synthesis.h.
4224 (target_supports_mult_synth_alg): New function.
4225 (synth_lshift_by_additions): Likewise.
4226 (apply_binop_and_append_stmt): Likewise.
4227 (vect_synth_mult_by_constant): Likewise.
4228 (target_has_vecop_for_code): Likewise.
4229 (vect_recog_mult_pattern): Use above functions to synthesize vector
4230 multiplication by integer constants.
4232 2016-07-14 Alan Modra <amodra@gmail.com>
4234 * gcc/config/rs6000/altivec.md (altivec_mov<mode>): Disparage
4235 gpr alternatives. Correct '*' placement on Y,r alternative.
4236 Add '*' on operand 1 of r,r alternative.
4238 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4240 * expmed.c (mult_variant, choose_mult_variant): Move declaration to...
4241 * expmed.h: ... Here.
4243 2016-07-14 Jan Hubicka <hubicka@ucw.cz>
4245 * gimple.h (stmt_can_terminate_bb_p): New function.
4246 * tree-cfg.c (need_fake_edge_p): Rename to ...
4247 (stmt_can_terminate_bb_p): ... this; return true if stmt can
4248 throw external; handle const and pure calls.
4249 * tree-ssa-loop-niter.c (loop_only_exit_p): Use it.
4251 2016-07-14 Richard Biener <rguenther@suse.de>
4253 PR tree-optimization/71866
4254 * tree-ssa-pre.c (get_constant_for_value_id): Remove.
4255 (do_hoist_insertion): Avoid endless recursion when we
4256 didn't insert anything because we managed to simplify
4257 things down to a constant or SSA name.
4258 (fully_constant_expression): Re-write in terms of ...
4259 * tree-ssa-sccvn.h (vn_nary_simplify): ... this. Declare.
4260 * tree-ssa-sccvn.c (vn_nary_simplify): New wrapper around
4261 vn_nary_build_or_lookup_1.
4262 (vn_nary_build_or_lookup_1): Added flag and renamed from ...
4263 (vn_nary_build_or_lookup): ... this which now wraps it.
4265 2016-07-14 Alan Modra <amodra@gmail.com>
4268 * config/rs6000/rs6000.c (rs6000_option_override_internal): Deal
4269 with p9_vector override before power9-dform override.
4271 2016-07-13 Andi Kleen <ak@linux.intel.com>
4273 * value-prof.c (gimple_value_profile_transformations): Don't run
4274 when auto_profile is on.
4276 2016-07-13 Andi Kleen <ak@linux.intel.com>
4278 * auto-profile.c (update_inlined_ind_target,
4279 afdo_indirect_call): Print information to dump file.
4281 2016-07-13 Andrew Burgess <andrew.burgess@embecosm.com>
4283 * genrecog.c (special_predicate_operand_p): New function.
4284 (predicate_name): Move function.
4285 (validate_pattern): Don't warn about missing mode for all
4286 define_special_predicate predicates.
4288 2016-07-13 Bin Cheng <bin.cheng@arm.com>
4290 * tree-vect-data-refs.c (vect_no_alias_p): New function.
4291 (vect_prune_runtime_alias_test_list): Call vect_no_alias_p to
4292 resolve alias checks which are known at compilation time.
4293 Truncate vector LOOP_VINFO_MAY_ALIAS_DDRS(loop_vinfo) if all
4294 alias checks are resolved. Move dump info for too many runtime
4295 alias checks to here...
4296 * tree-vect-loop.c (vect_analyze_loop_2): ...From here.
4298 2016-07-13 Richard Biener <rguenther@suse.de>
4300 PR tree-optimization/24574
4301 * tree-ssa-phiopt.c (absorbing_element_p): Pass in argument
4302 position and add shift, rotate, divison and modulo support
4304 (value_replacement): Pass in argument position to absorbing_element_p.
4306 2016-07-13 Ilya Enkovich <ilya.enkovich@intel.com>
4309 * ipa-inline-transform.c (inline_call): Support
4310 instrumented thunks.
4312 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
4314 * config/arm/arm.h (TARGET_HAVE_CBZ): Define.
4315 (TARGET_IDIV): Set for all Thumb targets provided they have hardware
4317 * config/arm/arm.md (divsi3): New unpredicable alternative for ARMv8-M
4318 Baseline. Make initial alternative TARGET_32BIT only.
4319 (udivsi3): Likewise.
4320 * config/arm/thumb1.md (thumb1_cbz): New define_insn.
4321 * doc/sourcebuild.texi (arm_thumb1_cbz_ok): Document new effective
4324 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
4326 * config/arm/arm.h (TARGET_HAVE_MOVT): Include ARMv8-M as having MOVT.
4327 * config/arm/arm.c (arm_arch_name): (const_ok_for_op): Check MOVT/MOVW
4328 availability with TARGET_HAVE_MOVT.
4329 (thumb_legitimate_constant_p): Strip the high part of a label_ref.
4330 (thumb1_rtx_costs): Also return 0 if setting a half word constant and
4331 MOVW is available and replace (unsigned HOST_WIDE_INT) INTVAL by
4333 (thumb1_size_rtx_costs): Make set of half word constant also cost 1
4334 extra instruction if MOVW is available. Use a cost variable
4335 incremented by COSTS_N_INSNS (1) when the condition match rather than
4336 returning an arithmetic expression based on COSTS_N_INSNS. Make
4337 constant with bottom half word zero cost 2 instruction if MOVW is
4339 * config/arm/arm.md (define_attr "arch"): Add v8mb.
4340 (define_attr "arch_enabled"): Set to yes if arch value is v8mb and
4341 target is ARMv8-M Baseline.
4342 (arm_movt): New unpredicable alternative for ARMv8-M Baseline.
4343 (arm_movtas_ze): Likewise.
4344 * config/arm/thumb1.md (thumb1_movdi_insn): Add ARMv8-M Baseline only
4345 alternative for constants satisfying j constraint.
4346 (thumb1_movsi_insn): Likewise.
4347 (movsi splitter for K alternative): Tighten condition to not trigger
4348 if movt is available and j constraint is satisfied.
4349 (Pe immediate splitter): Likewise.
4350 (thumb1_movhi_insn): Add ARMv8-M Baseline only alternative for
4351 constant fitting in an halfword to use MOVW.
4352 * doc/sourcebuild.texi (arm_thumb1_movt_ok): Document new ARM
4355 2016-07-13 Richard Biener <rguenther@suse.de>
4358 * gimplify.c (gimplify_modify_expr): Gimplify the RHS before
4359 gimplifying the LHS. Make sure to gimplify a returning twice
4360 call LHS without using SSA names.
4362 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4364 * tree-data-ref.c (find_data_references_in_stmt): Remove
4365 unnecessary call to vec::release.
4366 (graphite_find_data_references_in_stmt): Likewise.
4367 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p): Likewise.
4368 * tree-vect-stmts.c (vectorizable_condition): Likewise.
4370 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4372 * cfgexpand.c (expand_used_vars): Make the type of a local
4374 * genmatch.c (lower_for): Likewise.
4375 * haifa-sched.c (haifa_sched_init): Likewise.
4376 (add_to_speculative_block): Likewise.
4377 (create_check_block_twin): Likewise.
4378 * predict.c (handle_missing_profiles): Likewise.
4379 * tree-data-ref.c (loop_nest_has_data_refs): Likewise.
4380 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Likewise.
4381 * tree-ssa-loop-niter.c (discover_iteration_bound_by_body_walk):
4383 (maybe_lower_iteration_bound): Likewise.
4384 * tree-ssa-sccvn.c (DFS): Likewise.
4385 * tree-stdarg.c (reachable_at_most_once): Likewise.
4386 * tree-vect-stmts.c (vectorizable_conversion): Likewise.
4387 (vectorizable_store): Likewise.
4389 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4391 * tree-ssa-sccvn.c (sccvn_dom_walker::~sccvn_dom_walker): remove.
4392 (sccvn_dom_walker): make cond_stack an auto_vec.
4394 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4396 * ree.c (struct ext_state): Make type of members auto_vec.
4397 (find_and_remove_re): Adjust.
4399 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4401 * cfgexpand.c (struct stack_vars_data): Make type of fields
4403 (expand_used_vars): Adjust.
4405 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4407 * ipa.c (record_cdtor_fn): Adjust.
4408 (build_cdtor_fns): Likewise.
4409 (ipa_cdtor_merge): Make static_ctors and static_dtors local
4412 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4414 * genextract.c (struct accum_extract): Add constructor and make
4418 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4420 * tree.c (struct free_lang_data_d): Add constructor and change
4421 types of members to ones that automatically manage resources.
4422 (fld_worklist_push): Adjust.
4423 (find_decls_types): Likewise.
4424 (find_decls_types_in_eh_region): Likewise.
4425 (free_lang_data_in_cgraph): Stop manually creating and
4426 destroying members of free_lang_data_d.
4428 2016-07-13 Uros Bizjak <ubizjak@gmail.com>
4430 PR rtl-optimization/68961
4431 * config/i386/sse.md (movsd/movhpd to movupd peephole2s): Add new
4432 peephole variant. Use sse_reg_operand predicates.
4434 2016-07-12 Uros Bizjak <ubizjak@gmail.com>
4436 * config/i386/predicates.md (x86_64_immediate_operand)
4437 <case CONST_INT>: Remove unneeded truncation to DImode.
4438 <case CONST>: Ditto.
4439 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
4441 2016-07-12 Michael Meissner <meissner@linux.vnet.ibm.com>
4444 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal):
4445 The xxperm and xxpermr instructions require that the 2nd input
4446 operand overlap with the output operand, and not the 1st.
4447 (altivec_vperm_v8hiv16qi): Likewise.
4448 (altivec_vperm_<mode>_uns_internal): Likewise.
4449 (altivec_vpermr_<mode>_internal): Likewise.
4450 (vperm_v8hiv4si): Likewise.
4451 (vperm_v16qiv8hi): Likewise.
4453 2016-07-12 Nathan Sidwell <nathan@acm.org>
4455 * config/arm/arm.c (arm_option_override): Set MASK_SINGLE_PIC_BASE
4456 when -mno-pic-data-is-text-relative is in effect, by default.
4457 * doc/invoke.texi (mpic-data-is-text-relative): Document new
4458 behavior and clarify.
4460 2016-07-12 Martin Liska <mliska@suse.cz>
4462 * params.def: Add avg-loop niter.
4463 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use the param.
4464 * cfgloopanal.c (expected_loop_iterations_unbounded): Likewise.
4465 * doc/invoke.texi: Document the new parameter.
4467 2016-07-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4470 * expr.c (store_constructor): Mask sign-extended bits when widening
4471 sub-word constructor element at the start of a word.
4473 2016-07-12 Martin Liska <mliska@suse.cz>
4475 * Makefile.in: Append rule for params-options.h.
4476 * params-options.h: New file.
4478 2016-07-12 Martin Liska <mliska@suse.cz>
4480 * ira-build.c (mark_loops_for_removal): Properly iterate
4483 2016-07-12 Steven Bosscher <steven@gcc.gnu.org>
4484 Richard Biener <rguenther@suse.de>
4486 PR tree-optimization/23286
4487 PR tree-optimization/70159
4488 * doc/invoke.texi: Document -fcode-hoisting.
4489 * common.opt (fcode-hoisting): New flag.
4490 * opts.c (default_options_table): Enable -fcode-hoisting at -O2+.
4491 * tree-ssa-pre.c (pre_stats): Add hoist_insert.
4492 (do_regular_insertion): Rename to ...
4493 (do_pre_regular_insertion): ... this and amend general comments
4494 on insertion strathegy.
4495 (do_partial_partial_insertion): Rename to ...
4496 (do_pre_partial_partial_insertion): ... this.
4497 (do_hoist_insertion): New function.
4498 (insert_aux): Take flags on whether to do PRE and/or hoist insertion
4499 and call do_hoist_insertion properly.
4501 (pass_pre::gate): Enable also if -fcode-hoisting is enabled.
4502 (pass_pre::execute): Register hoist_insert stats.
4504 2016-07-12 Jakub Jelinek <jakub@redhat.com>
4507 * gimple-fold.c (optimize_atomic_compare_exchange_p): Return false
4508 for SCALAR_FLOAT_TYPE_P type of expected var, or if TYPE_PRECISION
4509 is different from mode's bitsize. Small cleanup.
4511 2016-07-12 Richard Biener <rguenther@suse.de>
4513 PR rtl-optimization/68961
4514 * fwprop.c (propagate_rtx): Allow SUBREGs of VEC_CONCAT and CONCAT
4515 to simplify to a non-constant.
4517 2016-07-11 Jakub Jelinek <jakub@redhat.com>
4520 * omp-low.c (expand_omp_target): Gimplify device.
4522 PR tree-optimization/71823
4523 * tree-vect-stmts.c (vectorizable_operation): Use vect_get_vec_defs
4524 to get vec_oprnds2 from op2.
4526 2016-07-11 Uros Bizjak <ubizjak@gmail.com>
4528 * config/i386/predicates.md (x86_64_immediate_operand) <case CONST>:
4529 Hoist common subexpressions.
4530 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
4532 2016-07-11 Pat Haugen <pthaugen@us.ibm.com>
4535 * config/rs6000/rs6000.md (stfiwx): Change constraint to 'wu' to
4536 prevent generation of 'stxsiwx' on pre Power8 hardware.
4538 2016-07-11 David Malcolm <dmalcolm@redhat.com>
4540 * input.c: Include cpplib.h.
4541 (selftest::temp_source_file): New class.
4542 (selftest::temp_source_file::temp_source_file): New ctor.
4543 (selftest::temp_source_file::~temp_source_file): New dtor.
4544 (selftest::should_have_column_data_p): New function.
4545 (selftest::test_should_have_column_data_p): New function.
4546 (selftest::temp_line_table): New class.
4547 (selftest::temp_line_table::temp_line_table): New ctor.
4548 (selftest::temp_line_table::~temp_line_table): New dtor.
4549 (selftest::test_accessing_ordinary_linemaps): Add case_ param; use
4550 it to create a temp_line_table.
4551 (selftest::assert_loceq): Only verify LOCATION_COLUMN for
4552 locations that are known to have column data.
4553 (selftest::line_table_case): New struct.
4554 (selftest::test_reading_source_line): Move tempfile handling
4555 to class temp_source_file.
4556 (ASSERT_TOKEN_AS_TEXT_EQ): New macro.
4557 (selftest::assert_token_loc_eq): New function.
4558 (ASSERT_TOKEN_LOC_EQ): New macro.
4559 (selftest::test_lexer): New function.
4560 (selftest::boundary_locations): New array.
4561 (selftest::input_c_tests): Call test_should_have_column_data_p.
4562 Loop over a test matrix of interesting values of location and
4563 default_range_bits, calling test_lexer on each case in the matrix.
4564 Move call to test_accessing_ordinary_linemaps into the matrix.
4565 * selftest.h (ASSERT_EQ): Reimplement in terms of...
4566 (ASSERT_EQ_AT): New macro.
4568 2016-07-11 H.J. Lu <hongjiu.lu@intel.com>
4571 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
4572 Don't convert TImode in debug insn.
4574 2016-07-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
4576 Convert TYPE_ALIGN_OK to a TYPE_LANG_FLAG.
4577 * tree-core.h (tree_base::nothrow_flag): Adjust comment.
4578 (tree_type_common::lang_flag_7): New.
4579 (tree_type_common::spare): Reduce size.
4580 * tree.h (TYPE_ALIGN_OK): Remove.
4581 (TYPE_LANG_FLAG_7): New.
4582 (get_inner_reference): Adjust header.
4583 * print-tree.c (print_node): Adjust.
4584 * expr.c (get_inner_reference): Remove parameter keep_aligning.
4585 (get_bit_range, expand_assignment, expand_expr_addr_expr_1): Adjust
4586 calls to get_inner_reference.
4587 (expand_expr_real_1): Adjust call to get_inner_reference. Remove
4588 handling of TYPE_ALIGN_OK.
4589 * builtins.c (get_object_alignment_2): Adjust call to
4590 get_inner_reference. Remove handling of VIEW_CONVERT_EXPR.
4591 * emit-rtl.c (set_mem_attributes_minus_bitpos): Remove handling of
4593 * asan.c (instrument_derefs): Adjust calls to get_inner_reference.
4594 * cfgexpand.c (expand_debug_expr): Likewise.
4595 * dbxout.c (dbxout_expand_expr): Likewise.
4596 * dwarf2out.c (loc_list_for_address_of_addr_expr_of_indirect_ref,
4597 loc_list_from_tree, fortran_common): Likewise.
4598 * fold-const.c (optimize_bit_field_compare,
4599 decode_field_reference, fold_unary_loc, fold_comparison,
4600 split_address_to_core_and_offset): Likewise.
4601 * gimple-laddress.c (execute): Likewise.
4602 * gimple-ssa-strength-reduction.c (slsr_process_ref): Likewise.
4603 * gimplify.c (gimplify_scan_omp_clauses): Likewise.
4604 * hsa-gen.c (gen_hsa_addr): Likewise.
4605 * simplifx-rtx.c (delegitimize_mem_from_attrs): Likewise.
4606 * tsan.c (instrument_expr): Likewise.
4607 * ubsan.c (instrument_bool_enum_load, instrument_object_size): Likewise.
4608 * tree.c (verify_type_variant): Remove handling of TYPE_ALIGN_OK.
4609 * tree-affine.c (tree_to_aff_combination,
4610 get_inner_reference_aff): Adjust calls to get_inner_reference.
4611 * tree-data-ref.c (split_constant_offset_1,
4612 dr_analyze_innermost): Likewise.
4613 * tree-scalar-evolution.c (interpret_rhs_expr): Likewise.
4614 * tree-sra.c (ipa_sra_check_caller): Likewise.
4615 * tree-ssa-loop-ivopts.c (split_address_cost): Likewise.
4616 * tree-ssa-math-opts.c (find_bswap_or_nop_load,
4617 bswap_replace): Likewise.
4618 * tree-vect-data-refs.c (vect_check_gather,
4619 vect_analyze_data_refs): Likewise.
4620 * config/mips/mips.c (r10k_safe_mem_expr_p): Likewise.
4621 * config/pa/pa.c (pa_emit_move_sequence): Remove handling of
4624 2016-07-11 David Malcolm <dmalcolm@redhat.com>
4626 * Makefile.in (selftest-valgrind): New phony target.
4627 * function-tests.c (selftest::build_cfg): Delete pass instances
4628 created by the test.
4629 (selftest::convert_to_ssa): Likewise.
4630 (selftest::test_expansion_to_rtl): Likewise.
4631 * tree-cfg.c (selftest::test_linear_chain): Release dominator
4633 (selftest::test_diamond): Likewise.
4635 2016-07-11 Richard Biener <rguenther@suse.de>
4637 PR tree-optimization/71816
4638 * tree-ssa-pre.c (compute_avail): Adjust alignment of ref rather
4639 than replacing all of its operands.
4641 2016-07-11 Alan Modra <amodra@gmail.com>
4643 * config/rs6000/rs6000.md (UNSPEC_DOLOOP): New unspec.
4644 (ctr<mode>): Add unspec.
4645 (ctr<mode>_internal*): Likewise.
4647 2016-07-08 James Bowman <james.bowman@ftdichip.com>
4649 * config/ft32/ft32.c (ft32_elf_encode_section_info): New function.
4650 * config/ft32/ft32.h (ASM_OUTPUT_SYMBOL_REF): New function.
4652 2016-07-08 Vladimir Makarov <vmakarov@redhat.com>
4654 PR rtl-optimization/71621
4655 * lra-constraints.c (process_alt_operands): Check combination of
4658 2016-07-08 Jason Merrill <jason@redhat.com>
4659 Richard Biener <rguenther@suse.de>
4661 P0145: Refining Expression Order for C++.
4662 * gimplify.c (initial_rhs_predicate_for): New.
4663 (gimplfy_modify_expr): Gimplify RHS before LHS.
4665 2016-07-08 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4668 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
4669 Allow standard error handling to take over when a wrong number
4670 of arguments is presented to __builtin_vec_ld () or
4671 __builtin_vec_st ().
4673 2016-07-08 Jiong Wang <jiong.wang@arm.com>
4675 * config/aarch64/aarch64-simd-builtins.def (smax): Remove float
4680 * config/aarch64/arm_neon.h (vmaxnm_f32): Use
4681 __builtin_aarch64_fmaxv2sf.
4682 (vmaxnmq_f32): Likewise.
4683 (vmaxnmq_f64): Likewise.
4684 (vminnm_f32): Likewise.
4685 (vminnmq_f32): Likewise.
4686 (vminnmq_f64): Likewise.
4688 2016-07-08 Michael Meissner <meissner@linux.vnet.ibm.com>
4691 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Do not
4692 enable -mfloat128-hardware by default.
4693 (ISA_3_0_MASKS_IEEE): New macro to give all of the VSX options
4694 that IEEE 128-bit hardware support needs.
4695 * config/rs6000/rs6000.c (rs6000_option_override_internal): If
4696 -mcpu=power9 -mfloat128, enable -mfloat128-hardware by default.
4697 Use ISA_3_0_MASKS_IEEE as the set of options that IEEE 128-bit
4698 floating point requires.
4699 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
4700 -mfloat128 and -mfloat128-hardware changes.
4702 2016-07-08 Alan Hayward <alan.hayward@arm.com>
4704 PR tree-optimization/71667
4705 * tree-vect-loop.c (vectorizable_live_operation): ignore DEBUG stmts
4707 2016-07-08 Martin Liska <mliska@suse.cz>
4710 * fold-const.c (fold_convertible_p): As COMPLEX_TYPE
4711 folding produces SAVE_EXPRs, thus return false for the type.
4713 2016-07-07 Martin Liska <mliska@suse.cz>
4715 * file-find.c (remove_prefix): New function.
4716 * file-find.h (remove_prefix): Declare the function.
4717 * gcc-ar.c (main): Skip a folder of the wrapper if
4718 a wrapped binary would point to the same file.
4720 2016-07-07 Jan Hubicka <jh@suse.cz>
4722 * tree-scalar-evolution.c (iv_can_overflow_p): export.
4723 * tree-scalar-evolution.h (iv_can_overflow_p): Declare.
4724 * tree-ssa-loop-ivopts.c (alloc_iv): Use it.
4726 2016-07-07 Ilya Enkovich <ilya.enkovich@intel.com>
4729 * ipa-inline-analysis.c (compute_inline_parameters): Set
4730 local.can_change_signature to false for intrumentation
4733 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
4735 * config/arm/arm.h (TARGET_USE_MOVT): Check MOVT/MOVW availability
4736 with TARGET_HAVE_MOVT.
4737 (TARGET_HAVE_MOVT): Define.
4738 * config/arm/arm.c (const_ok_for_op): Check MOVT/MOVW
4739 availability with TARGET_HAVE_MOVT.
4740 * config/arm/arm.md (arm_movt): Use TARGET_HAVE_MOVT to check MOVT
4742 (addsi splitter): Use TARGET_THUMB && TARGET_HAVE_MOVT rather than
4744 (symbol_refs movsi splitter): Remove TARGET_32BIT check.
4745 (arm_movtas_ze): Use TARGET_HAVE_MOVT to check MOVT availability.
4746 * config/arm/constraints.md (define_constraint "j"): Use
4747 TARGET_HAVE_MOVT to check MOVT availability.
4749 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
4751 * config/arm/arm-protos.h: Reindent FL_FOR_* macro definitions.
4753 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
4755 * config/arm/arm-arches.def (armv8-m.base): Define new architecture.
4756 (armv8-m.main): Likewise.
4757 (armv8-m.main+dsp): Likewise.
4758 * config/arm/arm-protos.h (FL_FOR_ARCH8M_BASE): Define.
4759 (FL_FOR_ARCH8M_MAIN): Likewise.
4760 * config/arm/arm-tables.opt: Regenerate.
4761 * config/arm/bpabi.h: Add armv8-m.base, armv8-m.main and
4762 armv8-m.main+dsp to BE8_LINK_SPEC.
4763 * config/arm/arm.h (TARGET_HAVE_LDACQ): Exclude ARMv8-M.
4764 (enum base_architecture): Add BASE_ARCH_8M_BASE and BASE_ARCH_8M_MAIN.
4765 * config/arm/arm.c (arm_arch_name): Increase size to work with ARMv8-M
4766 Baseline and Mainline.
4767 (arm_option_override_internal): Also disable arm_restrict_it when
4768 !arm_arch_notm. Update comment for -munaligned-access to also cover
4770 (arm_file_start): Increase buffer size for printing architecture name.
4771 * doc/invoke.texi: Document architectures armv8-m.base, armv8-m.main
4772 and armv8-m.main+dsp.
4773 (mno-unaligned-access): Clarify that this is disabled by default for
4774 ARMv8-M Baseline architectures as well.
4776 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
4778 * config/arm/elf.h: Use __ARM_ARCH_ISA_THUMB and __ARM_ARCH_ISA_ARM to
4779 decide whether to prevent some libgcc routines being included for some
4780 multilibs rather than __ARM_ARCH_6M__ and add comment to indicate the
4781 link between this condition and the one in
4782 libgcc/config/arm/lib1func.S.
4784 2016-07-07 Richard Biener <rguenther@suse.de>
4786 * tree-ssa-pre.c: Include alias.h.
4787 (compute_avail): If we have multiple VN_REFERENCEs with the
4788 same hashtable entry adjust that to make it a valid replacement
4789 for all of them with respect to alignment and aliasing
4790 when doing insertion.
4791 * tree-ssa-sccvn.h (vn_reference_operands_for_lookup): Declare.
4792 * tree-ssa-sccvn.c (vn_reference_operands_for_lookup): New function.
4794 2016-07-06 Segher Boessenkool <segher@kernel.crashing.org>
4798 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
4799 *ctr<mode>_internal5, *ctr<mode>_internal6): Add *wi to the output
4802 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4804 * var-tracking.c (struct adjust_mem_data): Make side_effects a vector.
4805 (adjust_mems): Adjust.
4806 (adjust_insn): Likewise.
4807 (prepare_call_arguments): Likewise.
4809 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4811 * gcse.c (struct ls_expr): Make stores field a vector.
4812 (ldst_entry): Adjust.
4813 (free_ldst_entry): Likewise.
4814 (print_ldst_list): Likewise.
4815 (compute_ld_motion_mems): Likewise.
4816 (update_ld_motion_stores): Likewise.
4818 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4820 * gcse.c (struct ls_expr): Remove loads field.
4821 (ldst_entry): Adjust.
4822 (free_ldst_entry): Likewise.
4823 (print_ldst_list): Likewise.
4824 (compute_ld_motion_mems): Likewise.
4826 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4828 * store-motion.c (struct st_expr): Make antic_stores a vector.
4829 (st_expr_entry): Adjust.
4830 (free_st_expr_entry): Likewise.
4831 (print_store_motion_mems): Likewise.
4832 (find_moveable_store): Likewise.
4833 (compute_store_table): Likewise.
4834 (remove_reachable_equiv_notes): Likewise.
4835 (replace_store_insn): Likewise.
4836 (build_store_vectors): Likewise.
4838 2016-07-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4840 * config/arm/driver-arm.c (arm_cpu_table): Add entries for cortex-a32,
4841 cortex-a35, cortex-a53, cortex-a57, cortex-a72, cortex-a73.
4843 2016-07-06 Yuri Rumyantsev <ysrumyan@gmail.com>
4845 PR tree-optimization/71518
4846 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Adjust
4847 misalign also for outer loops with negative step.
4849 2016-07-06 Wilco Dijkstra <wdijkstr@arm.com>
4851 * config/arm/cortex-a53.md: Use final_presence_set for in-order.
4852 (cortex_a53_shift): Add mov_shift.
4853 (cortex_a53_shift_reg): Add new reservation for register shifts.
4854 (cortex_a53_alu): Remove bfm.
4855 (cortex_a53_alu_shift): Add bfm, remove mov_shift.
4856 (cortex_a53_alu_extr): Add new reservation for EXTR.
4857 (bypasses): Improve bypass modelling.
4859 2016-07-06 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
4862 * config/avr/avr.c (avr_asm_select_section): Strip off
4863 SECTION_DECLARED from flags when calling get_section.
4865 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
4867 * tree-vectorizer.h (vect_memory_access_type): Add
4868 VMAT_INVARIANT, VMAT_CONTIGUOUS_DOWN and VMAT_CONTIGUOUS_REVERSED.
4869 * tree-vect-stmts.c (compare_step_with_zero): New function.
4870 (perm_mask_for_reverse): Move further up file.
4871 (get_group_load_store_type): Stick to VMAT_ELEMENTWISE if the
4873 (get_negative_load_store_type): New function.
4874 (get_load_store_type): Call it. Add an ncopies argument.
4875 (vectorizable_mask_load_store): Update call accordingly and
4876 remove tests for negative steps.
4877 (vectorizable_store, vectorizable_load): Likewise. Handle new
4878 memory_access_types.
4880 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
4882 * tree-vectorizer.h (vect_memory_access_type): New enum.
4883 (_stmt_vec_info): Add a memory_access_type field.
4884 (STMT_VINFO_MEMORY_ACCESS_TYPE): New macro.
4885 (vect_model_store_cost): Take an access type instead of a boolean.
4886 (vect_model_load_cost): Likewise.
4887 * tree-vect-slp.c (vect_analyze_slp_cost_1): Update calls to
4888 vect_model_store_cost and vect_model_load_cost.
4889 * tree-vect-stmts.c (vec_load_store_type): New enum.
4890 (vect_model_store_cost): Take an access type instead of a
4891 store_lanes_p boolean. Simplify tests.
4892 (vect_model_load_cost): Likewise, but for load_lanes_p.
4893 (get_group_load_store_type, get_load_store_type): New functions.
4894 (vectorizable_store): Use get_load_store_type. Record the access
4895 type in STMT_VINFO_MEMORY_ACCESS_TYPE.
4896 (vectorizable_load): Likewise.
4897 (vectorizable_mask_load_store): Likewise. Replace is_store
4898 variable with vls_type.
4900 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
4902 * tree-vectorizer.h (vect_grouped_load_supported): Add a
4903 single_element_p parameter.
4904 * tree-vect-data-refs.c (vect_grouped_load_supported): Likewise.
4905 Check the PR65518 case here rather than in vectorizable_load.
4906 * tree-vect-loop.c (vect_analyze_loop_2): Update call accordignly.
4907 * tree-vect-stmts.c (vectorizable_load): Likewise.
4909 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
4911 * tree-vectorizer.h (gather_scatter_info): New structure.
4912 (vect_check_gather_scatter): Return a bool rather than a decl.
4913 Replace return-by-pointer arguments with a single
4914 gather_scatter_info *.
4915 * tree-vect-data-refs.c (vect_check_gather_scatter): Likewise.
4916 (vect_analyze_data_refs): Update call accordingly.
4917 * tree-vect-stmts.c (vect_mark_stmts_to_be_vectorized): Likewise.
4918 (vectorizable_mask_load_store): Likewise. Also record the
4919 offset dt and vectype in the gather_scatter_info.
4920 (vectorizable_store): Likewise.
4921 (vectorizable_load): Likewise.
4923 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
4925 * tree-vect-stmts.c (vect_model_store_cost): For non-SLP
4926 strided groups, use the cost of N scalar accesses instead
4927 of ncopies vector accesses.
4928 (vect_model_load_cost): Likewise.
4930 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
4932 * tree-vect-stmts.c (vect_cost_group_size): Delete.
4933 (vect_model_store_cost): Avoid calling it. Use first_stmt_p
4934 variable to indicate when once-per-group costs are being used.
4935 (vect_model_load_cost): Likewise. Fix comment and misindented code.
4937 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
4939 * tree-vect-stmts.c (vectorizable_load): Remove unnecessary
4940 peeling-for-gaps condition.
4942 2016-07-06 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4944 * config/s390/s390.c (s390_expand_vec_init): Force initializer
4945 element to register if it doesn't match general_operand.
4947 2016-07-05 Michael Meissner <meissner@linux.vnet.ibm.com>
4948 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4950 * config/rs6000/rs6000-protos.h (rs6000_split_signbit): New
4952 * config/rs6000/rs6000.c (rs6000_split_signbit): New function.
4953 * config/rs6000/rs6000.md (UNSPEC_SIGNBIT): New constant.
4954 (SIGNBIT): New mode iterator.
4955 (Fsignbit): New mode attribute.
4956 (signbit<mode>2): Change operand1 to match FLOAT128 instead of
4957 IBM128; dispatch to gen_signbit{kf,tf}2_dm for __float128
4958 when direct moves are available.
4959 (signbit<mode>2_dm): New define_insn_and_split).
4960 (signbit<mode>2_dm2): New define_insn.
4962 2016-07-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4964 PR rtl-optimization/71594
4965 * ifcvt.c (noce_convert_multiple_sets): Wrap new_val or old_val
4966 into subregs of appropriate mode before trying to emit a conditional
4969 2016-07-05 Jan Hubicka <jh@suse.cz>
4971 * tree-scalar-evolution.c (iv_can_overflow_p): New function.
4972 (simple_iv): Use it.
4974 2016-07-05 Jan Hubicka <jh@suse.cz>
4976 * tree-ssa-loop-niter.c (nowrap_type_p): Use ANY_INTEGRAL_TYPE_P.
4978 2016-07-05 Jiong Wang <jiong.wang@arm.com>
4980 * lra-constraints.c (process_alt_operands): Don't add spilling cost for
4983 2016-07-05 Jan Hubicka <jh@suse.cz>
4985 * tree-scalar-evoluiton.c (simple_iv): Use nowrap_type to check if
4988 2016-07-05 Richard Biener <rguenther@suse.de>
4990 * gimple-ssa-split-paths.c (find_block_to_duplicate_for_splitting_pa):
4991 Handle empty else block.
4992 (is_feasible_trace): Likewise.
4993 (split_paths): Likewise.
4995 2016-07-05 Richard Biener <rguenther@suse.de>
4997 * tree-loop-distribution.c (distribute_loop): Fix issue with
4998 the cost model loop.
5000 2016-07-05 Christophe Lyon <christophe.lyon@linaro.org>
5002 * config/arm/neon-testgen.ml: Delete.
5003 * config/arm/neon.ml: Delete.
5005 2016-07-04 Jakub Jelinek <jakub@redhat.com>
5008 * tree.c (attribute_value_equal): Use get_attribute_name instead of
5009 directly using TREE_PURPOSE.
5011 2016-07-04 Jiong Wang <jiong.wang@arm.com>
5013 * config/aarch64/aarch64.h: Rename "ARMv8.1" to "ARMv8.1-A".
5014 * config/aarch64/aarch64_neon.h: Likewise.
5015 * config/aarch64/arm_neon.h: Likewise.
5016 * config/aarch64/atomics.md: Likewise.
5017 * config/aarch64/aarch64-simd-builtins.def: Likewise.
5018 * doc/invoke.texi: Likewise.
5020 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
5022 * config/s390/s390.md: Add "z13" cpu_facility.
5023 ("*mov<mode>cc"): Add support for z13 instructions lochi and locghi.
5024 * config/s390/predicates.md ("loc_operand"): New predicate for "load on
5025 condition" type instructions.
5027 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
5028 Jeff Law <law@redhat.com>
5030 * explow.c (allocate_dynamic_stack_space): Simplify knowing that
5031 MUST_ALIGN was always true and extra_align ist always BITS_PER_UNIT.
5033 2016-07-04 Yuri Rumyantsev <ysrumyan@gmail.com>
5035 * config/i386/i386.c (ix86_expand_vec_perm): Add handle one-operand
5036 permutation for TARGET_AVX512F.
5037 (ix86_expand_vec_one_operand_perm_avx512): New function.
5038 (expand_vec_perm_1): Invoke introduced function.
5039 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
5040 it may be not valid after vectorization.
5042 2016-07-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5045 * config/aarch64/aarch64.c (aarch64_classify_symbol): Fix
5046 typo in comment. Only force to memory if it is a weak
5049 2016-07-04 Matthew Wahab <matthew.wahab@arm.com>
5050 Jiong Wang <jiong.wang@arm.com>
5052 * config/aarch64/aarch64-arches.def: Add "armv8.2-a".
5053 * config/aarch64/aarch64.h (AARCH64_FL_V8_2): New.
5054 (AARCH64_FL_F16): New.
5055 (AARCH64_FL_FOR_ARCH8_2): New.
5056 (AARCH64_ISA_8_2): New.
5057 (AARCH64_ISA_F16): New.
5058 (TARGET_FP_F16INST): New.
5059 (TARGET_SIMD_F16INST): New.
5060 * config/aarch64/aarch64-option-extensions.def ("fp16"): New entry.
5061 ("fp"): Disabling "fp" also disables "fp16".
5062 * config/aarch64/aarch64-c.c (arch64_update_cpp_builtins):
5063 Conditionally define __ARM_FEATURE_FP16_SCALAR_ARITHMETIC
5064 and __ARM_FEATURE_FP16_VECTOR_ARITHMETIC.
5065 * doc/invoke.texi (AArch64 Options): Document "armv8.2-a" and "fp16".
5067 2016-07-04 Jan Beulich <jbeulich@suse.com>
5069 * gcc.c (default_compilers["@c-header"]): Conditionalize "-o".
5071 2016-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
5074 * config/rs6000/vsx.md (vsx_splat_v4sf_internal): When splitting
5075 the insns, use an insn form that does not adjust the offset on
5076 little endian systems.
5078 2016-07-01 Jan Beulich <jbeulich@suse.com>
5080 * varasm.c (get_variable_section): Validate initializer in
5081 named .bss-like sections.
5083 2016-07-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
5085 * config/rs6000/altivec.md (*altivec_vpermr_<mode>_internal):
5086 Exchange the order of the second and third operands in the vpermr
5087 instruction tmeplate.
5089 2016-07-01 Peter Bergner <bergner@vnet.ibm.com>
5092 * config/rs6000/rs6000.c (rs6000_secondary_reload_simple_move):
5093 Disallow TDmode values.
5095 2016-07-01 Alan Modra <amodra@gmail.com>
5097 PR rtl-optimization/71709
5098 * ira-lives.c (find_call_crossed_cheap_reg): Exit loop on arg reg
5099 being set, not referenced.
5101 2016-07-01 Yuri Rumyantsev <ysrumyan@gmail.com>
5103 PR tree-optimization/70729
5104 * tree-vectorizer.c (adjust_simduid_builtins): Nullify safelen field
5105 of loop since it can be not valid after transformation.
5107 2016-07-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5109 * config/arm/arm.c (thumb_reload_in_hi): Delete.
5110 * config/arm/arm-protos.h (thumb_reload_in_hi): Delete prototype.
5112 2016-07-01 Eric Botcazou <ebotcazou@adacore.com>
5114 * config/arm/arm.c (arm_function_ok_for_sibcall): Add another check
5117 2016-06-30 Michael Meissner <meissner@linux.vnet.ibm.com>
5120 * config/rs6000/constraints.md (wY constraint): New constraint to
5121 match the requirements for the LXSD and STXSD instructions.
5122 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): New
5123 predicate to match the requirements for the LXSD and STXSD
5125 * config/rs6000/rs6000.md (mov<mode>_hardfloat32, FMOVE64 case):
5126 Use constaint wY for LXSD/STXSD instructions instead of 'o' or 'Y'
5127 to make sure that the bottom 2 bits of offset are 0, the address
5128 form is offsettable, and no updating is done in the address mode.
5129 (mov<mode>_hardfloat64, FMOVE64 case): Likewise.
5130 (movdi_internal32): Likewise
5131 (movdi_internal64): Likewise.
5133 2016-06-30 Jakub Jelinek <jakub@redhat.com>
5135 PR tree-optimization/71707
5136 * tree-ssa-strlen.c (get_stridx_plus_constant): Handle already present
5137 strinfo even for ADDR_EXPR ptr.
5139 2016-06-30 Kelvin Nilsen <kelvin@gcc.gnu.org>
5141 * config/rs6000/altivec.md (darn_32): Change the condition to
5142 TARGET_P9_MISC instead of TARGET_MODULO.
5143 (darn_raw): Replace TARGET_MODULO with TARGET_P9_MISC in the
5144 condition expression.
5145 (darn): Replace TARGET_MODULO with TARGET_P9_MISC in the
5146 condition expression.
5147 * config/rs6000/dfp.md (UNSPEC_DTSTSFI): New unspec constant.
5148 (DFP_TEST): New code iterator.
5149 (dfptstsfi_<code>_mode>): New define_expand.
5150 (*dfp_sgnfcnc_<mode>): New define_insn.
5151 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_0): Move this macro
5152 definition next to BU_P9_MISC_1 definition and change the MASK
5153 value to RS6000_BTM_P9_MISC.
5154 (BU_P9_MISC_1): Change the MASK value to RS6000_BTM_P9_MISC.
5155 (BU_P9_64BIT_MISC_0): Likewise.
5156 (BU_P9_DFP_MISC_0): New macro definition.
5157 (BU_P9_DFP_MISC_1): New macro definition.
5158 (BU_P9_DFP_MISC_2): New macro definition.
5159 (BU_P9_DFP_OVERLOAD_1): New macro definition.
5160 (BU_P9_DFP_OVERLOAD_2): New macro definition.
5161 (BU_P9_DFP_OVERLOAD_3): New macro definition.
5162 (TSTSFI_LT_DD): New BU_P9_DFP_MISC_2.
5163 (TSTSFI_LT_TD): Likewise.
5164 (TSTSFI_EQ_DD): Likewise.
5165 (TSTSFI_EQ_TD): Likewise.
5166 (TSTSFI_GT_DD): Likewise.
5167 (TSTSFI_GT_TD): Likewise.
5168 (TSTSFI_OV_DD): Likewise.
5169 (TSTSFI_OV_TD): Likewise.
5170 (TSTSFI_LT): New BU_P9_DFP_OVERLOAD_2.
5171 (TSTSFI_LT_DD): Likewise.
5172 (TSTSFI_LT_TD): Likewise.
5173 (TSTSFI_EQ): Likewise.
5174 (TSTSFI_EQ_DD): Likewise.
5175 (TSTSFI_EQ_TD): Likewise.
5176 (TSTSFI_GT): Likewise.
5177 (TSTSFI_GT_DD): Likewise.
5178 (TSTSFI_GT_TD): Likewise.
5179 (TSTSFI_OV): Likewise.
5180 (TSTSFI_OV_DD): Likewise.
5181 (TSTSFI_OV_TD): Likewise.
5182 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
5183 overloaded test significance functions.
5184 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
5185 OPTION_MASK_P9_MISC into the representation of this mask.
5186 (POWERPC_MASKS): Add OPTION_MASK_P9_MISC into the representation
5188 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Set the
5189 RS6000_BTM_P9_MISC flag in the return value if TARGET_P9_MISC is
5191 (rs6000_expand_binop_builtin): Enforce that argument 0 of the exp
5192 argument is a 6-bit unsigned literal value if the icode argument
5193 represents a DFP test significance built-in call.
5194 (rs6000_invalid_builtin): Add support for the RS6000_BTM_P9_MISC
5195 flag used independently and in combination with the
5196 RS6000_BTM_64BIT flag.
5197 (rs6000_opt_masks): Add entry for power9-misc command-line option.
5198 (rs6000_builtin_mask_names): Add entry for power9-misc
5199 command-line option.
5200 * config/rs6000/rs6000.h: Redefine TARGET_P9_MISC as 0 if
5201 HAVE_AS_POWER9 is not a defined macro. Define MASK_P9_MISC and
5202 RS6000_BTM_P9_MISC macros.
5203 * config/rs6000/rs6000.opt: Add support for the -mpower9-misc
5204 option and change the description of the -mpower9-vector option to
5205 enable only vector instructions, removing its erroneously claimed
5206 support for scalar instructions.
5207 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
5208 the ISA 3.0 digital floating point test significance built-in
5211 2016-06-30 Wilco Dijkstra <wdijkstr@arm.com>
5213 * config/aarch64/aarch64.c (cortexa35_tunings):
5214 Enable AES fusion. Use cortexa57_branch_cost.
5215 (cortexa53_tunings): Use cortexa57_branch_cost.
5216 (cortexa72_tunings): Use cortexa57_branch_cost.
5217 Use AUTOPREFETCHER_WEAK.
5218 (cortexa73_tunings): Use cortexa57_branch_cost.
5220 2016-06-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5221 James Greenhalgh <james.greenhalgh@arm.com>
5223 * config/aarch64/arm_neon.h (vcopyq_lane_f32, vcopyq_lane_f64,
5224 vcopyq_lane_p8, vcopyq_lane_p16, vcopyq_lane_s8, vcopyq_lane_s16,
5225 vcopyq_lane_s32, vcopyq_lane_s64, vcopyq_lane_u8, vcopyq_lane_u16,
5226 vcopyq_lane_u32, vcopyq_lane_u64): Reimplement in C.
5227 (vcopy_lane_f32, vcopy_lane_f64, vcopy_lane_p8, vcopy_lane_p16,
5228 vcopy_lane_s8, vcopy_lane_s16, vcopy_lane_s32, vcopy_lane_s64,
5229 vcopy_lane_u8, vcopy_lane_u16, vcopy_lane_u32, vcopy_lane_u64,
5230 vcopy_laneq_f32, vcopy_laneq_f64, vcopy_laneq_p8, vcopy_laneq_p16,
5231 vcopy_laneq_s8, vcopy_laneq_s16, vcopy_laneq_s32, vcopy_laneq_s64,
5232 vcopy_laneq_u8, vcopy_laneq_u16, vcopy_laneq_u32, vcopy_laneq_u64,
5233 vcopyq_laneq_f32, vcopyq_laneq_f64, vcopyq_laneq_p8, vcopyq_laneq_p16,
5234 vcopyq_laneq_s8, vcopyq_laneq_s16, vcopyq_laneq_s32, vcopyq_laneq_s64,
5235 vcopyq_laneq_u8, vcopyq_laneq_u16, vcopyq_laneq_u32, vcopyq_laneq_u64):
5238 2016-06-30 James Greenhalgh <james.greenhalgh@arm.com>
5239 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5241 * config/aarch64/aarch64-simd.md (*aarch64_simd_vec_copy_lane<mode>):
5243 (*aarch64_simd_vec_copy_lane_<vswap_width_name><mode>): Likewise.
5245 2016-06-30 David Malcolm <dmalcolm@redhat.com>
5248 * gcc.c (driver::build_option_suggestions): Pass "option" to
5249 add_misspelling_candidates.
5250 * opts-common.c (add_misspelling_candidates): Add "option" param;
5251 use it to avoid adding negated forms for options marked with
5253 * opts.h (add_misspelling_candidates): Add "option" param.
5255 2016-06-30 Jakub Jelinek <jakub@redhat.com>
5258 * fold-const.c (fold_binary_loc) <case RROTATE_EXPR>: Cast
5259 TREE_OPERAND (arg0, 0) and TREE_OPERAND (arg0, 1) to type
5260 first when permuting bitwise operation with rotate. Cast
5261 TREE_OPERAND (arg0, 0) to type when cancelling two rotations.
5263 2016-06-29 David Malcolm <dmalcolm@redhat.com>
5265 * opts.c (handle_param): Use find_param_fuzzy to offer suggestions
5266 for misspelled param names.
5267 * params.c: Include spellcheck.h.
5268 (find_param_fuzzy): New function.
5269 * params.h (find_param_fuzzy): New prototype.
5270 * spellcheck.c (struct edit_distance_traits<const char *>): Move to...
5271 * spellcheck.h (struct edit_distance_traits<const char *>):
5274 2016-06-29 Michael Meissner <meissner@linux.vnet.ibm.com>
5276 * config/rs6000/predicates.md (const_0_to_7_operand): New
5277 predicate, recognize 0..7.
5278 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
5279 support for doing extracts from V16QImode, V8HImode, V4SImode
5281 * config/rs6000/vsx.md (VSX_EXTRACT_I): Mode iterator for ISA 3.0
5282 vector extract support.
5283 (VSX_EXTRACT_PREDICATE): Mode attribute to validate element number
5284 for ISA 3.0 vector extract.
5285 (VSX_EX): Constraints to use for ISA 3.0 vector extract.
5286 (vsx_extract_<mode>, VSX_EXTRACT_I): Add support for doing
5287 extracts of a constant element number from small integer vectors
5288 on 64-bit ISA 3.0 systems.
5289 (vsx_extract_<mode>_di): Likewise.
5290 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): New target macro to
5291 say when we can do ISA 3.0 vector extracts.
5292 * config/rs6000/rs6000.md (stfiwx): Allow DImode in Altivec
5293 registers, using the stxsiwx instruction.
5295 2016-06-29 Jim Wilson <jim.wilson@linaro.org>
5297 * config/aarch64/aarch64-cores.def (qdf24xx): Use qdf24xx tuning.
5298 * config/aarch64/aarch64.c (qdf24xx_addrcost_table,
5299 qdf24xx_regmove_cost, qdf24xx_tunings): New.
5300 * config/arm/aarch64-cost-tables.h (qdf24xx_extra_costs): New.
5301 * config/arm/arm-cores.def (qdf24xx): Use qdf24xx tuning.
5302 * config/arm/arm.c (arm_qdf24xx_tune): New.
5304 2016-06-29 Wilco Dijkstra <wdijkstr@arm.com>
5306 * config/aarch64/aarch64.c (cortexa53_tunings):
5307 Increase loop alignment to 8. Set function alignment to 16.
5308 (cortexa35_tunings): Likewise.
5309 (cortexa57_tunings): Increase loop alignment to 8.
5310 (cortexa72_tunings): Likewise.
5311 (cortexa73_tunings): Likewise.
5313 2016-06-29 Matthew Wahab <matthew.wahab@arm.com>
5315 * doc/sourcebuild.texi (Effective-Target keywords): Add entries
5316 for arm_fp16_ok and arm_fp16_hw.
5317 (Add Options): Add entries for arm_fp16, arm_fp16_ieee and
5318 arm_fp16_alternative.
5320 2016-06-29 Ilya Enkovich <ilya.enkovich@intel.com>
5322 PR tree-optimization/71655
5323 * tree-vect-stmts.c (vectorizable_comparison): Swap definition
5324 types when swapping operands.
5326 2016-06-29 Martin Liska <mliska@suse.cz>
5329 * common.opt (flag_stack_protect): Mark the flag as optimization flag.
5330 * ipa-inline-transform.c (inline_call): Remove unnecessary call
5331 of build_optimization_node.
5333 2016-06-29 Yuri Rumyantsev <ysrumyan@gmail.com>
5335 PR tree-optimization/70729
5336 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Consider memory reference as
5337 independent in loops having positive safelen value.
5338 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
5339 it may be not valid after vectorization.
5341 2016-06-29 Jakub Jelinek <jakub@redhat.com>
5343 PR tree-optimization/71625
5344 * tree-ssa-strlen.c (get_addr_stridx): Add PTR argument. Assume list
5345 is sorted by ascending list->offset. If PTR is non-NULL and there is
5346 previous strinfo, call get_stridx_plus_constant.
5347 (get_stridx): Pass exp as second argument to get_addr_stridx.
5348 (addr_stridxptr): Add missing list = list->next, so that there can be
5349 more than one entries in the list. Bump limit from 16 to 32. Ensure
5350 the list is sorted by ascending list->offset.
5351 (get_stridx_plus_constant): Adjust so that it can be also called with
5352 ADDR_EXPR instead of SSA_NAME as PTR.
5353 (handle_char_store): Pass NULL_TREE as second argument to
5356 2016-06-29 Richard Biener <rguenther@suse.de>
5358 PR rtl-optimization/68961
5359 * simplify-rtx.c (simplify_subreg): Handle VEC_CONCAT like CONCAT.
5361 2016-06-29 Richard Biener <rguenther@suse.de>
5364 * alias.c (component_uses_parent_alias_set_from): Handle
5365 type punning through union accesses by using the union alias set.
5366 * gimple.c (gimple_get_alias_set): Remove union type punning case.
5368 2016-07-29 Richard Biener <rguenther@suse.de>
5370 * match.pd ((T)(T2)x -> (T)x): Remove restriction on final
5371 precision not matching mode precision.
5373 2016-06-28 John David Anglin <danglin@gcc.gnu.org>
5375 * config/pa/pa.md (call_symref_64bit_post_reload): Don't call
5376 pa_output_arg_descriptor.
5377 (call_val_symref_64bit_post_reload): Likewise.
5378 (call_val_powf_64bit_post_reload): Likewise.
5379 (sibcall_internal_symref_64bit): Likewise.
5380 (sibcall_value_internal_symref_64bit): Likewise.
5382 2016-06-28 Jakub Jelinek <jakub@redhat.com>
5385 * config/i386/i386.c (ix86_expand_vector_move): For SUBREG of
5386 a constant, force its SUBREG_REG into memory or register instead
5389 2016-06-28 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
5392 * config/avr/avr.opt (-mfract-convert-truncate): Update description.
5393 * doc/invoke.texi (AVR Options): Document it.
5395 2016-06-28 Walter Lee <walt@tilera.com>
5397 * config/tilegx/linux.h: Do not include arch/icache.h
5398 (CLEAR_INSN_CACHE): Provide inlined definition directly.
5399 * config/tilepro/linux.h: Do not include arch/icache.h
5400 (CLEAR_INSN_CACHE): Provide inlined definition directly.
5402 2016-06-28 Wilco Dijkstra <wdijkstr@arm.com>
5404 * tree-ssa-math-opts.c (find_bswap_or_nop_1): Adjust bitnumbering
5405 for big-endian BIT_FIELD_REF.
5407 2016-06-28 Pat Haugen <pthaugen@us.ibm.com>
5409 * config/rs6000/rs6000.md ('type' attribute): Add htmsimple/dfp types.
5410 ('size' attribute): Add '128'.
5412 (*mov<mode>_hardfloat32, *mov<mode>_hardfloat64, *movdi_internal32,
5413 *movdi_internal64, *movdf_update1): Set size attribute to '64'.
5414 (add<mode>3, sub<mode>3, mul<mode>3, div<mode>3, sqrt<mode>2,
5415 copysign<mode>3, neg<mode>2_hw, abs<mode>2_hw, *nabs<mode>2_hw,
5416 *fma<mode>4_hw, *fms<mode>4_hw, *nfma<mode>4_hw, *nfms<mode>4_hw,
5417 extend<SFDF:mode><IEEE128:mode>2_hw, trunc<mode>df2_hw,
5418 *xscvqp<su>wz_<mode>, *xscvqp<su>dz_<mode>, *xscv<su>dqp_<mode>,
5419 *trunc<mode>df2_odd): Set size attribute to '128'.
5420 (*cmp<mode>_hw): Change type to veccmp and set size attribute to '128'.
5421 * config/rs6000/power6.md (power6-fp): Include dfp type.
5422 * config/rs6000/power7.md (power7-fp): Likewise.
5423 * config/rs6000/power8.md (power8-fp): Likewise.
5424 * config/rs6000/power9.md: New file.
5425 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power9.md.
5426 * config/rs6000/htm.md (*tabort, *tabort<wd>c, *tabort<wd>ci,
5427 *trechkpt, *treclaim, *tsr, *ttest): Change type attribute to
5429 * config/rs6000/dfp.md (extendsddd2, truncddsd2, extendddtd2,
5430 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
5431 divtd3, *cmpdd_internal1, *cmptd_internal1, floatdidd2, floatditd2,
5432 ftruncdd2, fixdddi2, ftrunctd2, fixtddi2, dfp_ddedpd_<mode>,
5433 dfp_denbcd_<mode>, dfp_dxex_<mode>, dfp_diex_<mode>, dfp_dscli_<mode>,
5434 dfp_dscri_<mode>): Change type attribute to dfp.
5435 * config/rs6000/crypto.md (crypto_vshasigma<CR_char>): Change type
5436 attribute to vecsimple.
5437 * config/rs6000/rs6000.c (power9_cost): Update costs, cache size
5438 and prefetch streams.
5439 (rs6000_option_override_internal): Remove temporary code setting
5440 tuning to power8. Don't set rs6000_sched_groups for power9.
5441 (last_scheduled_insn): Change to rtx_insn *.
5442 (divide_cnt, vec_load_pendulum): New variables.
5443 (rs6000_adjust_cost): Add Power9 to test for store->load separation.
5444 (rs6000_issue_rate): Set issue rate for Power9.
5445 (is_power9_pairable_vec_type): New.
5446 (power9_sched_reorder2): New.
5447 (rs6000_sched_reorder2): Call new function for Power9 specific
5449 (insn_must_be_first_in_group): Remove Power9.
5450 (insn_must_be_last_in_group): Likewise.
5451 (force_new_group): Likewise.
5452 (rs6000_sched_init): Fix initialization of last_scheduled_insn.
5453 Initialize divide_cnt/vec_load_pendulum.
5454 (_rs6000_sched_context, rs6000_init_sched_context,
5455 rs6000_set_sched_context): Handle context save/restore of new
5458 2016-06-28 Richard Biener <rguenther@suse.de>
5460 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p):
5461 Properly handle DECL_BIT_FIELD_REPRESENTATIVE occuring as
5462 COMPONENT_REF operand.
5463 (nonoverlapping_component_refs_p): Likewise.
5464 * stor-layout.c (start_bitfield_representative): Mark
5465 DECL_BIT_FIELD_REPRESENTATIVE as DECL_NONADDRESSABLE_P.
5467 2016-06-28 Jakub Jelinek <jakub@redhat.com>
5469 * Makefile.in: Don't cat ../stage_current if it does not exist.
5471 * doc/extend.texi (__builtin_add_overflow_p): Clarify behavior when
5472 last argument is a bit-field.
5474 PR rtl-optimization/71673
5475 * internal-fn.c (expand_arith_overflow_result_store): Use
5476 OPTAB_LIB_WIDEN instead of OPTAB_DIRECT as last argument to
5477 expand_simple_binop.
5480 * builtins.c (expand_ifn_atomic_compare_exchange_into_call,
5481 expand_ifn_atomic_compare_exchange): New functions.
5482 * internal-fn.c (expand_ATOMIC_COMPARE_EXCHANGE): New function.
5483 * tree.h (build_call_expr_internal_loc): Rename to ...
5484 (build_call_expr_internal_loc_array): ... this. Fix up type of
5486 * internal-fn.def (ATOMIC_COMPARE_EXCHANGE): New internal fn.
5487 * predict.c (expr_expected_value_1): Handle IMAGPART_EXPR of
5488 ATOMIC_COMPARE_EXCHANGE result.
5489 * builtins.h (expand_ifn_atomic_compare_exchange): New prototype.
5490 * gimple-fold.h (optimize_atomic_compare_exchange_p,
5491 fold_builtin_atomic_compare_exchange): New prototypes.
5492 * gimple-fold.c (optimize_atomic_compare_exchange_p,
5493 fold_builtin_atomic_compare_exchange): New functions..
5494 * tree-ssa.c (execute_update_addresses_taken): If
5495 optimize_atomic_compare_exchange_p, ignore &var in 2nd argument
5496 of call when finding addressable vars, and if such var becomes
5497 non-addressable, call fold_builtin_atomic_compare_exchange.
5499 2016-06-27 Segher Boessenkool <segher@kernel.crashing.org>
5502 * config/rs6000/rs6000.md (ashdi3_extswsli_dot): Use
5503 gen_ashdi3_extswsli_dot2 instead of gen_ashdi3_extswsli_dot.
5505 2016-06-27 Pat Haugen <pthaugen@us.ibm.com>
5507 * config/rs6000/rs6000.md ('type' attribute): Add
5508 veclogical,veccmpfx,vecexts,vecmove insn types.
5509 (*abs<mode>2_fpr, *nabs<mode>2_fpr, *neg<mode>2_fpr, *extendsfdf2_fpr,
5510 copysign<mode>3_fcpsgn, trunc<mode>df2_internal1, neg<mode>2_internal,
5511 p8_fmrgow_<mode>, pack<mode>): Change type to fpsimple.
5512 (*xxsel<mode>, copysign<mode>3_hard, neg<mode>2_hw, abs<mode>2_hw,
5513 *nabs<mode>2_hw): Change type to vecmove.
5514 (*and<mode>3_internal, *bool<mode>3_internal, *boolc<mode>3_internal,
5515 *boolcc<mode>3_internal, *eqv<mode>3_internal,
5516 *one_cmpl<mode>3_internal, *ieee_128bit_vsx_neg<mode>2_internal,
5517 *ieee_128bit_vsx_abs<mode>2_internal,
5518 *ieee_128bit_vsx_nabs<mode>2_internal, extendkftf2, trunctfkf2,
5519 *ieee128_mfvsrd_64bit, *ieee128_mfvsrd_32bit, *ieee128_mtvsrd_64bit,
5520 *ieee128_mtvsrd_32bit): Change type to veclogical.
5521 (mov<mode>_hardfloat, *mov<mode>_hardfloat32, *mov<mode>_hardfloat64,
5522 *movdi_internal32, *movdi_internal64): Update insn types.
5523 * config/rs6000/vsx.md (*vsx_le_undo_permute_<mode>,
5524 vsx_extract_<mode>): Change type to veclogical.
5525 (*vsx_xxsel<mode>, *vsx_xxsel<mode>_uns): Change type to vecmove.
5526 (vsx_sign_extend_qi_<mode>, *vsx_sign_extend_hi_<mode>,
5527 *vsx_sign_extend_si_v2di): Change type to vecexts.
5528 * config/rs6000/altivec.md (*altivec_mov<mode>, *altivec_movti): Change
5530 (*altivec_eq<mode>, *altivec_gt<mode>, *altivec_gtu<mode>,
5531 *altivec_vcmpequ<VI_char>_p, *altivec_vcmpgts<VI_char>_p,
5532 *altivec_vcmpgtu<VI_char>_p): Change type to veccmpfx.
5533 (*altivec_vsel<mode>, *altivec_vsel<mode>_uns): Change type to vecmove.
5534 * config/rs6000/dfp.md (*negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
5535 negtd2, *abstd2_fpr, *nabstd2_fpr): Change type to fpsimple.
5536 * config/rs6000/40x.md (ppc405-float): Add fpsimple.
5537 * config/rs6000/440.md (ppc440-fp): Add fpsimple.
5538 * config/rs6000/476.md (ppc476-fp): Add fpsimple.
5539 * config/rs6000/601.md (ppc601-fp): Add fpsimple.
5540 * config/rs6000/603.md (ppc603-fp): Add fpsimple.
5541 * config/rs6000/6xx.md (ppc604-fp): Add fpsimple.
5542 * config/rs6000/7xx.md (ppc750-fp): Add fpsimple.
5543 (ppc7400-vecsimple): Add veclogical, vecmove, veccmpfx.
5544 * config/rs6000/7450.md (ppc7450-fp): Add fpsimple.
5545 (ppc7450-vecsimple): Add veclogical, vecmove.
5546 (ppc7450-veccmp): Add veccmpfx.
5547 * config/rs6000/8540.md (ppc8540_simple_vector): Add veclogical,
5549 (ppc8540_vector_compare): Add veccmpfx.
5550 * config/rs6000/a2.md (ppca2-fp): Add fpsimple.
5551 * config/rs6000/cell.md (cell-fp): Add fpsimple.
5552 (cell-vecsimple): Add veclogical, vecmove.
5553 (cell-veccmp): Add veccmpfx.
5554 * config/rs6000/e300c2c3.md (ppce300c3_fp): Add fpsimple.
5555 * config/rs6000/e6500.md (e6500_vecsimple): Add veclogical, vecmove,
5557 * config/rs6000/mpc.md (mpccore-fp): Add fpsimple.
5558 * config/rs6000/power4.md (power4-fp): Add fpsimple.
5559 (power4-vecsimple): Add veclogical, vecmove.
5560 (power4-veccmp): Add veccmpfx.
5561 * config/rs6000/power5.md (power5-fp): Add fpsimple.
5562 * config/rs6000/power6.md (power6-fp): Add fpsimple.
5563 (power6-vecsimple): Add veclogical, vecmove.
5564 (power6-veccmp): Add veccmpfx.
5565 * config/rs6000/power7.md (power7-fp): Add fpsimple.
5566 (power7-vecsimple): Add veclogical, vecmove, veccmpfx.
5567 * config/rs6000/power8.md (power8-fp): Add fpsimple.
5568 (power8-vecsimple): Add veclogical, vecmove, veccmpfx.
5569 * config/rs6000/rs64.md (rs64a-fp): Add fpsimple.
5570 * config/rs6000/titan.md (titan_fp): Add fpsimple.
5571 * config/rs6000/xfpu.md (fp-default, fp-addsub-s, fp-addsub-d): Add
5573 * config/rs6000/rs6000.c (rs6000_adjust_cost): Add TYPE_FPSIMPLE.
5575 2016-06-27 Peter Bergner <bergner@vnet.ibm.com>
5578 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
5579 OPTION_MASK_P9_DFORM_VECTOR.
5580 * config/rs6000/rs6000.c (rs6000_option_override_internal): Do not
5581 disable -mpower9-dform-vector when using reload.
5582 (quad_address_p): Remove 'gpr_p' argument and all associated code.
5583 New 'strict' argument. Update all callers. Add strict addressing
5585 (rs6000_legitimate_offset_address_p): Remove call to
5586 virtual_stack_registers_memory_p.
5587 (rs6000_legitimize_reload_address): Add quad address support.
5588 (rs6000_legitimate_address_p): Move call to quad_address_p above
5589 call to virtual_stack_registers_memory_p. Adjust quad_address_p args
5590 to account for new strict usage.
5591 (rs6000_output_move_128bit): Adjust quad_address_p args to account
5592 for new strict usage.
5593 * config/rs6000/predicates.md (quad_memory_operand): Likewise.
5595 2016-06-26 Uros Bizjak <ubizjak@gmail.com>
5602 * config/i386/i386.c (ix86_spill_class): Disable condition to
5603 always return NO_REGS.
5605 2016-06-26 Jan Hubicka <hubicka@ucw.cz>
5607 * predict.c: Include gimple-pretty-print.h
5608 (predicted_by_loop_heuristics_p): Check also
5609 PRED_LOOP_EXIT_WITH_RECURSION
5610 (predict_loops): Find self recursive calls and use special purpose
5611 predictors for them; dump log about decisions.
5612 (pass_profile::execute): Dump info about #of iterations.
5613 * predict.def (PRED_LOOP_EXIT_WITH_RECURSION,
5614 (PRED_LOOP_GUARD_WITH_RECURSION): New predictors.
5616 2016-06-26 John David Anglin <danglin@gcc.gnu.org>
5618 * config/pa/pa.c (pa_output_indirect_call): Rework to combine
5619 output_asm_insn calls and shorten long lines. Output .CALL
5620 argument descriptor using pa_output_arg_descriptor. Add various
5621 inline $$dyncall and other optimizations.
5622 (pa_attr_length_indirect_call): Adjust ordering and lengths.
5624 2016-06-25 Jakub Jelinek <jakub@redhat.com>
5626 PR tree-optimization/71643
5627 * tree-ssa-tail-merge.c (find_clusters_1): Ignore basic blocks with
5630 * tree-ssa-tail-merge.c (deps_ok_for_redirect_from_bb_to_bb): Don't
5631 leak a bitmap if dep_bb is NULL.
5633 PR tree-optimization/71631
5634 * tree-ssa-reassoc.c (reassociate_bb): Pass true as last argument
5635 to rewrite_expr_tree even if negate_result, move new_lhs var
5636 declaration and initialization earlier, for powi_result set afterwards
5637 new_lhs to lhs. For negate_result, use new_lhs instead of tmp
5638 if new_lhs != lhs, and don't shadow gsi var.
5640 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
5642 * predict.c (predict_paths_leading_to, predict_paths_leading_to_edge):
5643 Add in_loop parameter.
5644 (predict_loops): Add loop guard heuristics.
5645 * predict.def (PRED_LOOP_GUARD): New heuristics.
5647 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
5649 * predict.c: Include ipa-utils.h
5650 (tree_bb_level_prediction): Predict recursive calls.
5651 (tree_estimate_probability_bb): Skip inexpensive calls for call
5653 * predict.def (PRED_RECURSIVE_CALL): New.
5655 2016-06-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5657 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): New #define.
5658 (BU_FLOAT128_1): Likewise.
5660 (COPYSIGNQ): Likewise.
5661 (RS6000_BUILTIN_NANQ): Likewise.
5662 (RS6000_BUILTIN_NANSQ): Likewise.
5663 (RS6000_BUILTIN_INFQ): Likewise.
5664 (RS6000_BUILTIN_HUGE_VALQ): Likewise.
5665 * config/rs6000/rs6000.c (rs6000_fold_builtin): New prototype.
5666 (TARGET_FOLD_BUILTIN): New #define.
5667 (rs6000_builtin_mask_calculate): Add TARGET_FLOAT128 entry.
5668 (rs6000_invalid_builtin): Add handling for RS6000_BTM_FLOAT128.
5669 (rs6000_fold_builtin): New target hook implementation, handling
5670 folding of 128-bit NaNs and infinities.
5671 (rs6000_init_builtins): Initialize const_str_type_node; ensure all
5672 entries are filled in to avoid problems during bootstrap
5673 self-test; define builtins for 128-bit NaNs and infinities.
5674 (rs6000_opt_mask): Add entry for float128.
5675 * config/rs6000/rs6000.h (RS6000_BTM_FLOAT128): New #define.
5676 (RS6000_BTM_COMMON): Include RS6000_BTM_FLOAT128.
5677 (rs6000_builtin_type_index): Add RS6000_BTI_const_str.
5678 (const_str_type_node): New #define.
5679 * config/rs6000/rs6000.md (copysign<mode>3 for IEEE128): Convert
5680 to a define_expand that dispatches to either copysign<mode>3_soft
5681 or copysign<mode>3_hard.
5682 (copysign<mode>3_hard): Rename from copysign<mode>3.
5683 (copysign<mode>3_soft): New define_insn.
5684 * doc/extend.texi: Document new builtins.
5686 2016-06-24 Jakub Jelinek <jakub@redhat.com>
5688 * cfgloop.c (flow_loop_dump): Cast nit to uint64_t and print it using
5689 PRIu64 instead of lu.
5691 2016-06-24 Eric Botcazou <ebotcazou@adacore.com>
5694 * tree-inline.c (remap_decl): When fixing up DECL_ORIGINAL_TYPE, just
5697 2016-06-24 Jakub Jelinek <jakub@redhat.com>
5699 PR tree-optimization/71647
5700 * omp-low.c (lower_rec_input_clauses): Convert
5701 omp_clause_aligned_alignment (c) to size_type_node for the
5702 last argument of __builtin_assume_aligned.
5704 2016-06-24 H.J. Lu <hongjiu.lu@intel.com>
5706 * configure.ac (calling ___tls_get_addr via GOT): New
5707 assembler/linker check.
5708 (HAVE_AS_IX86_TLS_GET_ADDR_GOT): New. Defined to 1 if 32-bit
5709 assembler and linker supports calling ___tls_get_addr via GOT.
5710 Otherise, defined to 0.
5711 * config.in: Regenerated.
5712 * configure: Likewise.
5713 * config/i386/constraints.md (Yb): New constraint.
5714 * config/i386/i386.h (reg_class): Add TLS_GOTBASE_REGS.
5715 (REG_CLASS_NAMES): Likewise.
5716 (REG_CLASS_CONTENTS): Likewise.
5717 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Replace
5718 the b constraint with the Yb constraint. Call ___tls_get_addr
5719 via GOT for GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT
5721 (*tls_local_dynamic_base_32_gnu): Likewise.
5722 (*tls_global_dynamic_64_<mode>): Call _tls_get_addr via GOT for
5723 GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT is 1.
5724 (*tls_local_dynamic_base_64_<mode>): Likewise.
5726 2016-06-24 Martin Liska <mliska@suse.cz>
5728 * cfgloop.c (flow_loop_dump): Dump average number of loop iterations.
5729 * cfgloop.h: Change 'struct loop' to 'const struct loop' for a
5731 * cfgloopanal.c (expected_loop_iterations_unbounded): Set a new
5732 argument to true if the expected number of iterations is
5735 2016-06-24 Uros Bizjak <ubizjak@gmail.com>
5737 * configure.ac (HAVE_AS_GOTOF_IN_DATA): Use $as_ix86_gas_32_opt to
5738 assemble for 32bit target.
5739 (HAVE_AS_IX86_TLSGDPLT): Use $as_ix86_gas_32_opt to assemble
5740 and $ld_ix86_gld_32_opt to link for 32bit target.
5741 (HAVE_AS_IX86_TLSLDMPLT): Ditto.
5742 * configure: Regenerate.
5744 2016-06-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5746 * config/arm/arm.c (int_log2): Delete definition and prototype.
5747 (shift_op): Use exact_log2 instead of int_log2.
5748 (vfp3_const_double_for_fract_bits): Likewise.
5750 2016-06-24 Jakub Jelinek <jakub@redhat.com>
5752 * internal-fn.c (expand_arith_set_overflow): New function.
5753 (expand_addsub_overflow, expand_neg_overflow, expand_mul_overflow):
5755 (expand_arith_overflow_result_store): Likewise. Handle precision
5756 smaller than mode precision.
5757 * tree-vrp.c (extract_range_basic): For imag part, handle
5758 properly signed 1-bit precision result.
5759 * doc/extend.texi (__builtin_add_overflow): Document that last
5760 argument can't be pointer to enumerated or boolean type.
5761 (__builtin_add_overflow_p): Document that last argument can't
5762 have enumerated or boolean type.
5764 2016-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
5765 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5767 * config/rs6000/predicates.md (splat_input_operand): Rework.
5768 Don't allow constants, since the insns that use this predicate
5769 don't support constants. Constants are handled by other insns
5770 that are created via combine. During and after register
5771 allocation, only allow indexed or indirect addresses, and not
5772 general addresses. Only allow modes supported by the hardware.
5773 * config/rs6000/rs6000.c (xxsplitb_constant_p): Update usage
5774 comment. Move check for using VSPLTIS<x> to a common location,
5775 instead of doing it in two different places.
5777 2016-06-23 Jocelyn Mayer <l_indien@magic.fr>
5779 * config/i386/driver-i386.c (host_detect_local_cpu): Set
5780 PROCESSOR_PENTIUMPRO for signature_CENTAUR_ebx family >= 9.
5781 <case PROCESSOR_PENTIMUMPRO>: Pass c7 or nehemiah for
5782 signature_CENTAUR_ebx.
5784 2016-06-23 H.J. Lu <hongjiu.lu@intel.com>
5788 * configure.ac (as_ix86_tls_ldm_opt): Renamed to ...
5789 (as_ix86_gas_32_opt): This.
5790 (ld_ix86_tls_ldm_opt): Renamed to ...
5791 (ld_ix86_gld_32_opt): This.
5792 (R_386_TLS_LDM reloc): Updated.
5793 (R_386_GOT32X reloc): New assembler/linker check.
5794 (HAVE_AS_IX86_GOT32X): New. Defined to 1 if 32-bit assembler and
5795 linker support "jmp *_start@GOT" and "cmpl $0, bar@GOT". Otherise,
5797 * config.in: Regenerated.
5798 * configure: Likewise.
5799 * config/i386/i386.c (ix86_force_load_from_GOT_p): Return
5800 true if HAVE_AS_IX86_GOT32X is 1 in 32-bit mode.
5801 (ix86_legitimate_address_p): Allow UNSPEC_GOT for -fno-plt
5802 if ix86_force_load_from_GOT_p returns true.
5803 (ix86_print_operand_address_as): Also support UNSPEC_GOT if
5804 ix86_force_load_from_GOT_p returns true.
5805 (ix86_expand_move): Generate UNSPEC_GOT in 32-bit mode to load
5806 the external function address via the GOT slot.
5807 (ix86_nopic_noplt_attribute_p): Check both TARGET_64BIT and
5808 HAVE_AS_IX86_GOT32X before returning false.
5809 (ix86_output_call_insn): Generate "%!jmp/call\t*%p0@GOT" in
5810 32-bit mode if ix86_nopic_noplt_attribute_p returns true.
5812 2016-06-23 Eric Botcazou <ebotcazou@adacore.com>
5814 * tree-inline.c (remap_decl): Preserve DECL_ORIGINAL_TYPE invariant.
5816 2016-06-23 Andi Kleen <ak@linux.intel.com>
5818 * Makefile.in: Regenerate.
5819 * doc/install.texi: Document autoprofiledbootstrap.
5821 2016-06-23 Andi Kleen <ak@linux.intel.com>
5823 * config/i386/gcc-auto-profile: New file.
5825 2016-06-23 Martin Liska <mliska@suse.cz>
5828 * predict.c (predict_loops): Revert the hunk that was removed
5831 2016-06-23 Jakub Sejdak <jakub.sejdak@phoesys.com>
5833 * config.gcc: Add support for arm*-*-phoenix* targets.
5834 * config/arm/t-phoenix: New.
5835 * config/phoenix.h: New.
5837 2016-06-23 Uros Bizjak <ubizjak@gmail.com>
5838 H.J. Lu <hongjiu.lu@intel.com>
5841 * config/i386/i386-protos.h (ix86_force_load_from_GOT_p): New.
5842 * config/i386/i386.c (ix86_force_load_from_GOT_p): New function.
5843 (ix86_legitimate_constant_p): Do not allow UNSPEC_GOTPCREL if
5844 ix86_force_load_from_GOT_p returns true.
5845 (ix86_legitimate_address_p): Allow UNSPEC_GOTPCREL if
5846 ix86_force_load_from_GOT_p returns true.
5847 (ix86_print_operand_address_as): Support UNSPEC_GOTPCREL if
5848 ix86_force_load_from_GOT_p returns true.
5849 (ix86_expand_move): Load the external function address via the
5850 GOT slot if ix86_force_load_from_GOT_p returns true.
5851 * config/i386/predicates.md (x86_64_immediate_operand): Return
5852 false for SYMBOL_REFs where ix86_force_load_from_GOT_p returns true.
5853 (x86_64_zext_immediate_operand): Ditto.
5855 2016-06-22 Uros Bizjak <ubizjak@gmail.com>
5857 * config/i386/i386.c (ix86_expand_move): Simplify SYMBOL_REF handling.
5859 2016-06-22 David Malcolm <dmalcolm@redhat.com>
5862 * diagnostic-core.h (pedwarn_at_rich_loc): New prototype.
5863 * diagnostic.c (pedwarn_at_rich_loc): New function.
5864 * spellcheck.h (best_match::best_match): Add a
5865 "best_distance_so_far" optional parameter.
5866 (best_match::set_best_so_far): New method.
5867 (best_match::get_best_distance): New accessor.
5868 (best_match::get_best_candidate_length): New accessor.
5870 2016-06-22 Nick Clifton <nickc@redhat.com>
5872 * dwarf2out.c (scompare_loc_descriptor): Use SCALAR_INT_MODE_P() in
5873 place of GET_MODE_CLASS() == MODE_INT, so that partial integer
5874 modes are accepted as well.
5875 (ucompare_loc_descriptor): Likewise.
5876 (minmax_loc_descriptor): Likewise.
5877 (clz_loc_descriptor): Likewise.
5878 (popcount_loc_descriptor): Likewise.
5879 (bswap_loc_descriptor): Likewise.
5880 (rotate_loc_descriptor): Likewise.
5881 (mem_loc_descriptor): Likewise.
5882 (loc_descriptor): Likewise.
5884 2016-06-22 David Malcolm <dmalcolm@redhat.com>
5886 * common.opt (fdiagnostics-parseable-fixits): New option.
5887 * diagnostic.c: Include "selftest.h".
5888 (print_escaped_string): New function.
5889 (print_parseable_fixits): New function.
5890 (diagnostic_report_diagnostic): Call print_parseable_fixits.
5891 (selftest::assert_print_escaped_string): New function.
5892 (ASSERT_PRINT_ESCAPED_STRING_STREQ): New macro.
5893 (selftest::test_print_escaped_string): New function.
5894 (selftest::test_print_parseable_fixits_none): New function.
5895 (selftest::test_print_parseable_fixits_insert): New function.
5896 (selftest::test_print_parseable_fixits_remove): New function.
5897 (selftest::test_print_parseable_fixits_replace): New function.
5898 (selftest::diagnostic_c_tests): New function.
5899 * diagnostic.h (struct diagnostic_context): Add field
5900 "parseable_fixits_p".
5901 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
5902 -fdiagnostics-parseable-fixits.
5903 (-fdiagnostics-parseable-fixits): New option.
5904 * opts.c (common_handle_option): Handle
5905 -fdiagnostics-parseable-fixits.
5906 * selftest-run-tests.c (selftest::run_tests): Call
5907 selftest::diagnostic_c_tests.
5908 * selftest.h (selftest::diagnostic_c_tests): New prototype.
5910 2016-06-22 Ilya Enkovich <ilya.enkovich@intel.com>
5912 PR tree-optimization/71488
5913 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Support
5914 comparison of boolean vectors.
5915 * tree-vect-stmts.c (vectorizable_comparison): Vectorize comparison
5916 of boolean vectors using bitwise operations.
5918 2016-06-22 Andreas Schwab <schwab@suse.de>
5920 * config/aarch64/aarch64-protos.h (aarch64_elf_asm_named_section):
5923 2016-06-22 Eric Botcazou <ebotcazou@adacore.com>
5925 * function.c (assign_parm_setup_reg): Prevent sharing in another case.
5927 2016-06-22 Bernd Edlinger <bernd.edlinger@hotmail.de>
5929 * config/i386/i386.c (print_reg): Emit an error message on attempt to
5932 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5934 * config/arm/arm.c (arm_cortex_a73_tune): New struct.
5935 * config/arm/arm-cores.def (cortex-a73): New entry.
5936 (cortex-a73.cortex-a35): Likewise.
5937 (cortex-a73.cortex-a53): Likewise.
5938 * config/arm/arm-tables.opt: Regenerate.
5939 * config/arm/arm-tune.md: Likewise.
5940 * config/arm/bpabi.h (BE8_LINK_SPEC): Handle mcpu=cortex-a73,
5941 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
5942 * config/arm/t-aprofile: Handle mcpu=cortex-a73,
5943 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
5944 * doc/invoke.texi (ARM Options): Document cortex-a73,
5945 cortex-a73.cortex-a35 and cortex-a73.cortex-a53.
5947 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5949 * config/aarch64/aarch64.c (cortexa73_tunings): New struct.
5950 * config/aarch64/aarch64-cores.def (cortex-a73): New entry.
5951 (cortex-a73.cortex-a35): Likewise.
5952 (cortex-a73.cortex-a53): Likewise.
5953 * config/aarch64/aarch64-tune.md: Regenerate.
5954 * doc/invoke.texi (AArch64 Options): Document cortex-a73,
5955 cortex-a73.cortex-a35 and cortex-a73.cortex-a53 arguments to
5958 2016-06-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5960 * configure.ac (gcc_cv_as_compress_debug): Remove
5961 --compress-debug-sections as extra as switch.
5962 Handle gas --compress-debug-sections=type.
5963 (gcc_cv_ld_compess_debug): Remove bogus ld_date check.
5964 Handle gld --compress-debug-sections=type.
5965 * configure: Regenerate.
5967 2016-06-21 Andrew Burgess <andrew.burgess@embecosm.com>
5969 * bb-reorder.c (pass_partition_blocks::gate): Update comment.
5971 2016-06-21 John David Anglin <danglin@gcc.gnu.org>
5973 * gcov-tool.c (profile_rewrite): Use int64_t instead of long long.
5974 (do_rewrite): likewise.
5976 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5978 * common/config/mep/mep-common.c: Remove.
5979 * config.gcc: Remove mep-* support.
5980 * config/mep/constraints.md: Remove.
5981 * config/mep/default.h: Remove.
5982 * config/mep/intrinsics.h: Remove.
5983 * config/mep/intrinsics.md: Remove.
5984 * config/mep/ivc2-template.h: Remove.
5985 * config/mep/mep-c5.cpu: Remove.
5986 * config/mep/mep-core.cpu: Remove.
5987 * config/mep/mep-default.cpu: Remove.
5988 * config/mep/mep-ext-cop.cpu: Remove.
5989 * config/mep/mep-intrin.h: Remove.
5990 * config/mep/mep-ivc2.cpu: Remove.
5991 * config/mep/mep-pragma.c: Remove.
5992 * config/mep/mep-protos.h: Remove.
5993 * config/mep/mep.c: Remove.
5994 * config/mep/mep.cpu: Remove.
5995 * config/mep/mep.h: Remove.
5996 * config/mep/mep.md: Remove.
5997 * config/mep/mep.opt: Remove.
5998 * config/mep/predicates.md: Remove.
5999 * config/mep/t-mep: Remove.
6000 * doc/install.texi: Remove mep-* documentation.
6001 * doc/md.texi: Likewise.
6003 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6005 * config.gcc: Remove support for avr-rtems.
6006 * config/avr/gen-avr-mmcu-specs.c: Likewise.
6007 * config/avr/rtems.h: Remove.
6008 * config/avr/t-rtems: Remove.
6010 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6012 * config.gcc: Remove m32r-rtems support.
6013 * config/m32r/rtems.h: Remove.
6015 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6017 * config.gcc: Remove h8300-rtems support.
6018 * config/h8300/rtems.h: Remove.
6019 * config/h8300/t-rtems: Remove.
6021 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6023 * config.gcc: Remove support for knetbsd.
6024 * configure.ac: Likewise.
6025 * config/i386/knetbsd-gnu.h: Remove. * config/i386/knetbsd-gnu64.h: Remove.
6026 * config/knetbsd-gnu.h: Remove.
6027 * configure: Regenerate.
6029 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6031 * config.gcc: Remove support for openbsd 2 and 3.
6032 * config/openbsd-oldgas.h: Remove.
6034 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6036 * config.gcc: Remove interix support.
6037 * config/i386/i386-interix.h: Remove.
6038 * config/i386/interix.opt: Remove.
6039 * config/i386/t-interix: Remove.
6040 * configure: Regenerate.
6041 * configure.ac: Remove interix support.
6042 * doc/install.texi: Remove interix documentation.
6044 2016-06-21 Kelvin Nilsen <kelvin@gcc.gnu.org>
6046 * config/rs6000/rs6000.h: Add conditional preprocessing directives
6047 to disable Power9-specific compiler features if HAVE_AS_POWER9 is
6050 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
6052 * tree.c (verify_type_variant): Skip TYPE_SIZE and TYPE_SIZE_UNIT if
6053 they are both PLACEHOLDER_EXPRs.
6055 2016-06-21 Michael Meissner <meissner@linux.vnet.ibm.com>
6057 * stor-layout.c (layout_type): Move setting complex MODE to
6058 layout_type, instead of setting it ahead of time by the caller.
6059 * tree.c (build_complex_type): Likewise.
6061 2016-06-21 Martin Liska <mliska@suse.cz>
6063 * predict.c (force_edge_cold): Replace imposisble with
6066 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
6068 * config/i386/i386.c (ix86_emit_swsqrtsf): Emit vrsqrt28ps.
6069 * config/i386/sse.md (define_expand "rsqrtv16sf2"): New.
6071 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
6073 * config/i386/i386.c (ix86_emit_swdivsf): Emit vrcp28ps.
6075 2016-06-21 H.J. Lu <hongjiu.lu@intel.com>
6076 Ilya Enkovich <ilya.enkovich@intel.com>
6079 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
6080 New member function to convert V1TImode register to SUBREG
6081 TImode in debug insn.
6082 (timode_scalar_chain::convert_insn): Call fix_debug_reg_uses
6083 after changing register mode to V1TImode.
6085 2016-06-21 Virendra Pathak <virendra.pathak@broadcom.com>
6087 * config/aarch64/aarch64-cores.def (vulcan): New core.
6088 * config/aarch64/aarch64-tune.md: Regenerate.
6089 * doc/invoke.texi: Document vulcan as an available option.
6091 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
6093 * cse.c (canon_asm_operands): New function extracted from...
6094 (canonicalize_insn): ...here. Call it to canonicalize an ASM_OPERANDS
6095 either standalone or member of a PARALLEL.
6097 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
6100 * config/avr/gen-avr-mmcu-specs.c (print_mcu):
6101 [*link_data_start]: Wrap -Tdata into %{!Tdata:...}.
6102 [*link_text_start]: Wrap -Ttext into %{!Ttext:...}.
6104 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
6107 * config/avr/avr.md (movqi): Only handle loading subreg:qi of
6108 constant addresses if can_create_pseudo_p.
6110 2016-06-21 Jakub Jelinek <jakub@redhat.com>
6112 PR tree-optimization/71588
6113 * tree-ssa-strlen.c (valid_builtin_call): New function.
6114 (adjust_last_stmt, handle_builtin_memset, strlen_optimize_stmt): Use
6117 2016-06-20 Jakub Jelinek <jakub@redhat.com>
6120 * tree-ssa-uninit.c (warn_uninit): If EXPR and VAR are NULL,
6121 see if T isn't anonymous SSA_NAME with COMPLEX_EXPR created
6122 for conversion of scalar user var to complex type and use the
6123 underlying SSA_NAME_VAR in that case. If EXPR is still NULL,
6126 PR rtl-optimization/71591
6127 * toplev.c (toplev::run_self_tests): If no_backend, complain and
6128 don't run any tests.
6130 2016-06-20 Hans-Peter Nilsson <hp@axis.com>
6133 * config/cris/cris.c (cris_asm_output_mi_thunk): Add missing "ba"
6134 delay-slot "nop" for PIC with CRIS v32. Also add missing leading
6135 space for PIC with non-v32 and the common non-PIC "jump".
6137 2016-06-20 Jakub Jelinek <jakub@redhat.com>
6140 * config/i386/i386.c (ix86_fp_cmp_code_to_pcmp_immediate): Fix up
6141 returned values and add UN*/LTGT/*ORDERED cases with values matching
6142 D operand modifier on vcmp for AVX.
6144 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
6146 * config/aarch64/aarch64.opt
6147 (mpc-relative-literal-loads): Rename internal option name.
6148 * config/aarch64/aarch64.c
6149 (aarch64_nopcrelative_literal_loads): Rename to
6150 aarch64_pcrelative_literal_loads.
6151 (aarch64_expand_mov_immediate): Likewise.
6152 (aarch64_secondary_reload): Likewise.
6153 (aarch64_can_use_per_function_literal_pools_p): Likewise.
6154 (aarch64_override_options_after_change_1): Rename and simplify logic.
6155 (aarch64_classify_symbol): Merge large model checks into switch,
6156 remove pc-relative load check.
6158 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
6160 * config/arm/aarch-cost-tables.h (cortexa53_extra_costs): Make FP
6161 costs relative to the cost of a register move.
6163 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
6165 * config/aarch64/arm_neon.h (vcvt_n_f64_s64): New.
6166 (vcvt_n_f64_u64): Likewise.
6167 (vcvt_n_s64_f64): Likewise.
6168 (vcvt_n_u64_f64): Likewise.
6169 (vcvt_f64_s64): Likewise.
6170 (vrecpe_f64): Likewise.
6171 (vcvt_f64_u64): Likewise.
6172 (vrecps_f64): Likewise.
6174 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
6176 * config/aarch64/aarch64.md
6177 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3): Add attributes to
6179 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>3): Likewise. Correct
6181 * config/aarch64/aarch64-builtins.c
6182 (aarch64_types_binop_uss_qualifiers): Delete.
6183 (TYPES_BINOP_USS): Likewise.
6184 (aarch64_types_binop_sus_qualifiers): Likewise.
6185 (TYPES_BINOP_SUS): Likewise.
6186 (aarch64_types_fcvt_from_unsigned_qualifiers): New.
6187 (TYPES_FCVTIMM_SUS): Likewise.
6188 * config/aarch64/aarch64-simd-builtins.def (scvtf): Use SHIFTIMM
6190 (ucvtf): Use FCVTIMM_SUS rather than BINOP_SUS.
6191 (fcvtzs): Use SHIFTIMM rather than BINOP.
6192 (fcvtzu): Use SHIFTIMM_USS rather than BINOP_USS.
6194 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
6196 * config/arm/aarch-cost-tables.h (cortexa57_extra_costs): Make FP
6197 costs relative to the cost of a register move.
6199 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
6201 * config/aarch64/aarch64.c (aarch64_modes_tieable_p):
6202 Allow scalar/single vector modes to be tieable.
6204 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
6206 * config/arm/cortex-a57.md (cortex_a57_fp_cpys): Add fcsel.
6208 2016-06-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6210 * params.def (PARAM_ALIGN_LOOP_ITERATIONS): Use "alignment" instead of
6212 * tree.h (TYPE_ALIGN): Likewise.
6214 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
6217 * config/avr/avr.md (movqi): Handle loading subreg:qi (const).
6219 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
6221 * config/avr/avr.c (avr_print_operand): Fix "format not a string
6222 literal" build warnings.
6223 (avr_print_operand_address): Dito.
6225 2016-06-19 David Edelsohn <dje.gcc@gmail.com>
6228 * config/rs6000/aix51.h (TARGET_EXTRA_BUILTINS): Define as 0.
6229 * config/rs6000/aix43.h (TARGET_EXTRA_BUILTINS): Same.
6231 2016-06-18 John David Anglin <danglin@gcc.gnu.org>
6233 * config/pa/pa.h (TARGET_LONG_PIC_PCREL_CALL): Remove.
6235 2016-06-18 Eric Botcazou <ebotcazou@adacore.com>
6238 * reload1.c (reload): Pass 0 to finish_spills when called because
6239 update_eliminables_and_spill returns true and remove did_spill.
6240 (finish_spills): Adjust comment and document GLOBAL parameter.
6242 2016-06-17 DJ Delorie <dj@redhat.com>
6245 * config/rl78/rl78-expand.c (umulqihi3): Enable for G10.
6246 * config/rl78/rl78-virtual.c (umulhi3_shift_virt): Likewise.
6247 (umulqihi3_virt): Likewise.
6248 * config/rl78/rl78-real.c (umulhi3_shift_real): Likewise.
6249 (umulqihi3_real): Likewise.
6251 2016-06-17 Martin Liska <mliska@suse.cz>
6253 * tree-ssa-reassoc.c (transform_add_to_multiply): Use auto_vec.
6255 2016-06-17 Martin Liska <mliska@suse.cz>
6257 * predict.def: PRED_LOOP_EXIT from 92 to 85.
6259 2016-06-17 James Greenhalgh <james.greenhalgh@arm.com>
6261 * config/arm/arm_neon.h (vadd_f32): replace __FAST_MATH with
6263 (vaddq_f32): Likewise.
6264 (vmul_f32): Likewise.
6265 (vmulq_f32): Likewise.
6266 (vsub_f32): Likewise.
6267 (vsubq_f32): Likewise.
6269 2016-06-17 Bin Cheng <bin.cheng@arm.com>
6271 PR tree-optimization/71347
6272 * tree-ssa-loop-ivopts.c (determine_group_iv_cost_address): Compute
6273 cost for all uses in group.
6275 2016-06-17 Bin Cheng <bin.cheng@arm.com>
6277 * tree-vect-loop.c (vect_create_epilog_for_reduction): Only
6278 insert gimple seq if it's not empty.
6280 2016-06-17 Bin Cheng <bin.cheng@arm.com>
6282 * tree-vectorizer.h (struct dr_with_seg_len): Remove class
6284 * tree-vect-data-refs.c (operator ==): Handle DR_OFFSET directly,
6286 (comp_dr_with_seg_len_pair): Ditto.
6287 (vect_prune_runtime_alias_test_list): Ditto. Also Canonicalize
6288 struct dr_with_seg_len_pair against DR_OFFSET.
6289 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks): Handle
6292 2016-06-17 Szabolcs Nagy <szabolcs.nagy@arm.com>
6294 * config/aarch64/geniterators.sh: Handle parenthesised conditions.
6296 2016-06-16 John David Anglin <danglin@gcc.gnu.org>
6298 * config/pa/pa.c (pa_output_pic_pcrel_sequence): New.
6299 (pa_output_lbranch): Use pa_output_pic_pcrel_sequence.
6300 (pa_output_millicode_call): Likewise.
6301 (pa_output_call): Likewise.
6302 (pa_output_indirect_call): Likewise.
6303 (pa_asm_output_mi_thunk): Likewise.
6305 2016-06-16 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6307 * doc/invoke.texi (x86 Options): Fix -mno-fp-ret-in-387 typo.
6309 2016-06-16 Martin Liska <mliska@suse.cz>
6311 * predict.c (combine_predictions_for_insn): When we find a first
6312 match predictor, we should consider just predictors with
6313 PRED_FLAG_FIRST_MATCH. Print either first match (if any) or
6314 DS theory predictor.
6315 (combine_predictions_for_bb): Likewise.
6317 2016-06-16 Jakub Jelinek <jakub@redhat.com>
6319 * gimplify.c (gimplify_scan_omp_clauses): Handle COMPONENT_REFs
6320 with base of reference to struct.
6322 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
6324 * doc/invoke.texi (x86 Options): Document -m80387 and -mhard-float.
6326 2016-06-16 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
6329 * config/avr/avr.c (avr_asm_init_sections): Remove setup of
6330 progmem_swtable_section.
6331 (progmem_swtable_section): Remove.
6332 (avr_asm_function_rodata_section): Remove.
6333 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
6334 * config/avr/avr.h (JUMP_TABLES_IN_TEXT_SECTION: Define to 1.
6336 2016-06-16 Jocelyn Mayer <l_indien@magic.fr>
6338 * config/i386/driver-i386.c (host_detect_local_cpu): Set
6339 PROCESSOR_K8 for signature_CENTAUR_ebx with has_longmode.
6340 <case PROCESSOR_K8>: Pass nano-3000, nano, eden-x2 or k8 for
6341 signature_CENTAUR_ebx.
6342 * config/i386/i386.c (ix86_option_override_internal): Add
6343 definitions for VIA c7, samuel-2, nehemiah, esther, eden-x2, eden-x4,
6344 nano, nano-1000, nano-2000, nano-3000, nano-x2 and nano-x4.
6345 * doc/invoke.texi (x86 Options): Document new VIA -march entries.
6347 2016-06-16 Martin Liska <mliska@suse.cz>
6349 * predict.def: Add fortran loop preheader predictor.
6350 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Properly
6351 fold IFN_BUILTIN_EXPECT with a known constant argument.
6353 2016-06-16 Martin Liska <mliska@suse.cz>
6355 * predict.def: Add 'Fortran' to display text of all
6356 PRED_FORTRAN_* predictors.
6358 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
6361 * config/ia64/ia64.c (enum ia64_builtins) [IA64_BUILTIN_NANQ]: New.
6362 [IA64_BUILTIN_NANSQ]: Ditto.
6363 (ia64_fold_builtin): New function.
6364 (TARGET_FOLD_BUILTIN): New define.
6365 (ia64_init_builtins) Declare const_string_type node.
6366 Add __builtin_nanq and __builtin_nansq builtin functions.
6367 (ia64_expand_builtin): Handle IA64_BUILTIN_NANQ and IA64_BUILTIN_NANSQ.
6369 2016-06-16 Nick Clifton <nickc@redhat.com>
6371 * config/msp430/msp430-opts.h (msp430_hwmult_types): Add
6372 MSP430_HWMULT_ prefix to enum values.
6373 (msp430_regions): Add MSP430_REGION_ prefix to enum values.
6374 * config/msp430/msp430.c: Update use of enum values.
6375 * config/msp430/msp430.md: Likewise.
6376 * config/msp430/msp430.opt: Likewise.
6378 2016-06-16 Jan Hubicka <hubicka@ucw.cz>
6380 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Fix estimation
6381 of comparsions in the last iteration.
6383 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
6384 Joern Rennecke <joern.rennecke@embecosm.com>
6386 * config/arc/arc.c (arc_print_operand_address): Handle pc-relative
6388 (arc_needs_pcl_p): Add GOTOFFPC.
6389 (arc_legitimate_pic_addr_p): Likewise.
6390 (arc_output_pic_addr_const): Likewise.
6391 (arc_legitimize_pic_address): Generate a pc-relative address using
6393 (arc_output_libcall): Use @pcl syntax.
6394 (arc_delegitimize_address_0): Delegitimize ARC_UNSPEC_GOTOFFPC.
6395 * config/arc/arc.md ("unspec"): Add ARC_UNSPEC_GOTOFFPC.
6396 (*movsi_insn): Use @pcl syntax.
6397 (doloop_begin_i): Likewise.
6399 2016-06-16 Martin Liska <mliska@suse.cz>
6401 * predict.def: Define a new predictor.
6403 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
6405 * config/arc/arc.opt (mtp-regno): Update text.
6407 2016-06-16 Renlin Li <renlin.li@arm.com>
6409 * config/aarch64/aarch64.c (aarch64_legitimize_address): Fix a typo.
6411 2016-06-16 Jakub Jelinek <jakub@redhat.com>
6414 * config/i386/i386.md (setcc + movzbl peephole2): Use reg_set_p.
6415 (setcc + and peephole2): Likewise.
6417 PR rtl-optimization/71532
6418 * cse.c (cse_insn): For const/pure calls, invalidate argument passing
6421 2016-06-15 Michael Meissner <meissner@linux.vnet.ibm.com>
6423 * config/rs6000/vsx.md (VSINT_84): Add DImode to enable loading
6424 DImode constants with XXSPLTIB in vector registers.
6425 (vsx_extract_<mode>, V2DImode/V2DFmode): Combine both
6426 vsx_extract_<mode>_internal{1,2} into a single insn that handles
6427 direct move (both ISA 2.07 and ISA 3.0 versions), and optimizes
6428 extraction of the element at the top of the register as a scalar
6430 (vsx_extract_<mode>_internal1): Likewise.
6431 (vsx_extract_<mode>_internal2): Likewise.
6432 * config/rs6000/constraints.md (wi constraint): Remove a comment
6433 about DImode not being allowed in Altivec registers.
6434 (wB constraint): New constraint for constants that can be
6435 generated in Altivec registers with VSPLTISW/VUPKHSW.
6436 * config/rs6000/predicates.md (xxspltib_constant_split): Update
6438 (xxspltib_constant_nosplit): Likewise.
6439 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Add
6440 support for -mupper-regs-di to enable DImode to go into Altivec
6442 (POWERPC_MASKS): Likewise.
6443 (power7 cpu): Likewise.
6444 * config/rs6000/rs6000.opt (-mupper-regs-di): Likewise.
6445 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Add support
6446 for DImode being allowed in Altivec registers. Update wi/wj
6447 constraints. Set scalar_in_vmx_p flag.
6448 (rs6000_option_override_internal): Add checks for -mupper-regs-di.
6449 (xxspltib_constant_p): Allow CONST_INT's with VOIDmode. Don't
6450 return true if we could use VSPLTISW/VUPKHSW instead of XXSPLTIB.
6451 (rs6000_opt_masks): Add -mupper-regs-di.
6452 * config/rs6000/rs6000.md (lfiwax): Update clobbers that don't use
6453 direct move to use wi and not wj.
6455 (floatsi<mode>2_lfiwax_mem): Combine alternatives into a single
6457 (floatunssi<mode>2_lfiwzx_mem): Likewise.
6458 (fix_trunc<mode>di2_fctidz): Change second alternative to allow
6459 any VSX register, instead of just Altivec registers, to allow
6460 either operand to be an Altivec register or both.
6461 (fixuns_trunc<mode>di2_fctiduz): Likewise.
6462 (movdi_internal32): Add support for -mupper-regs-di. Add support
6463 to load constants via XXSPLTIB or VSPLTISW. Add spacing to allow
6464 the alternatives and attributes to be lined up to be easier to
6466 (movdi_internal64): Likewise.
6467 (64-bit DImode splitters): Change predicates to only split loading
6468 up GPR registers. Add splits for using XXSPLTIB or VSPLTISW to
6469 load constants in ISA 3.0 or ISA 2.07 respectively.
6470 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
6471 -mupper-regs-di. Update -mupper-regs-df and -mupper-regs-sf to
6472 mention -mcpu=power9 sets these options.
6473 * doc/md.texi (PowerPC and IBM RS6000 constraints): Document the
6476 2016-06-15 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
6479 * config/avr/avr.c (avr_set_current_function): Warn misspelled
6480 interrupt/ signal handler if -Wmisspelled-isr flag is enabled.
6481 * config/avr/avr.opt (Wmisspelled-isr): New warning flag. Enabled
6482 by default to warn misspelled interrupt/ signal handler.
6483 * doc/invoke.texi (AVR Options): Document it. Update description
6484 for -nodevicelib option.
6486 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6488 * config/aarch64/aarch64-simd.md (aarch64_<sur>shll_n<mode>): Clean
6489 up parentheses. Use GET_MODE_UNIT_BITSIZE.
6490 (aarch64_<sur>shll2_n<mode>): Likewise.
6492 2016-06-15 Ilya Enkovich <ilya.enkovich@intel.com>
6495 * ipa-chkp.c (chkp_build_instrumented_fndecl): Fix
6496 DECL_CONTEXT for copied arguments.
6498 2016-06-15 Alan Hayward <alan.hayward@arm.com>
6500 PR tree-optimization/71483
6501 * tree-vect-loop.c (vectorizable_live_operation): Pick correct index
6504 2016-06-15 Martin Liska <mliska@suse.cz>
6506 * predict.c (tree_predict_by_opcode): Call predict_edge_def
6507 instead of predict_edge w/o a probability.
6509 2016-06-15 Alan Hayward <alan.hayward@arm.com>
6511 PR tree-optimization/71439
6512 * tree-vect-loop.c (vect_analyze_loop_operations): Additional check for
6515 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6517 * ifcvt.c (bb_ok_for_noce_multiple_sets): Allow simple lowpart
6518 register subregs in SET_SRC.
6520 2016-06-15 Richard Biener <rguenther@suse.de>
6522 * tree-vect-stmts.c (vectorizable_store): Remove strided grouped
6525 2016-06-15 Richard Biener <rguenther@suse.de>
6527 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence): Do
6528 not consider dependences between accesses that belong to the
6530 (vect_analyze_data_ref_dependences): Do not analyze read-read
6531 or self-dependences.
6533 2016-06-14 David Malcolm <dmalcolm@redhat.com>
6535 * spellcheck-tree.c: Include spellcheck-tree.h rather than
6537 (find_closest_identifier): Reimplement in terms of
6538 best_match<tree,tree>.
6539 * spellcheck-tree.h: New file.
6540 * spellcheck.c (struct edit_distance_traits<const char *>): New
6542 (find_closest_string): Reimplement in terms of
6543 best_match<const char *, const char *>.
6544 * spellcheck.h (levenshtein_distance): Move prototype of tree-based
6545 overload to spellcheck-tree.h.
6546 (find_closest_identifier): Likewise.
6547 (struct edit_distance_traits<T>): New template.
6548 (class best_match): New class.
6550 2016-06-14 David Malcolm <dmalcolm@redhat.com>
6552 * selftest-run-tests.c (selftest::run_tests): Call
6553 selftest::spellcheck_tree_c_tests.
6554 * selftest.h (selftest::spellcheck_tree_c_tests): New decl.
6555 * spellcheck-tree.c: Include selftest.h and stringpool.h.
6556 (selftest::test_find_closest_identifier): New function.
6557 (selftest::spellcheck_tree_c_tests): New function.
6558 * spellcheck.c (selftest::test_find_closest_string): Verify that
6559 the order of the vec does not affect the results for this case.
6560 (selftest::test_data): New array.
6561 (selftest::test_metric_conditions): New function.
6562 (selftest::spellcheck_c_tests): Add a test of case-comparison.
6563 Call selftest::test_metric_conditions.
6565 2016-06-14 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6567 * config/rs6000/rs6000-builtin.def (commentary): Typo.
6568 (BU_P9_MISC_1): Likewise.
6569 (BU_P9_64BIT_MISC_0): Likewise.
6570 (BU_P9_MISC_0): Likewise.
6572 2016-06-14 David Malcolm <dmalcolm@redhat.com>
6574 * gcc-rich-location.c
6575 (gcc_rich_location::add_fixit_misspelled_id): New method.
6576 * gcc-rich-location.h
6577 (gcc_rich_location::add_fixit_misspelled_id): Add decl.
6579 2016-06-14 Andreas Tobler <andreast@gcc.gnu.org>
6581 * config/arm/freebsd.h: Only enable unaligned access for armv6 on
6582 FreeBSD 11 and above.
6584 2016-06-14 Uros Bizjak <ubizjak@gmail.com>
6586 * config/i386/i386.md (signbittf2): Emit sse_movmskps for TARGET_SSE.
6588 2016-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6590 * expmed.h: Close parenthesis in "at your option" in copyright
6592 * lower-subreg.h: Likewise.
6594 2016-06-14 Richard Biener <rguenther@suse.de>
6597 * genmatch.c (expr::gen_transform): Use in_type for comparisons
6600 2015-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6602 * config/aarch64/aarch64.c (aarch64_mask_and_shift_for_ubfiz_p):
6604 (aarch64_rtx_costs): Use it. Rewrite CONST_INT_P (op1) case to handle
6606 * config/aarch64/aarch64-protos.h (aarch64_mask_and_shift_for_ubfiz_p):
6608 * config/aarch64/aarch64.md (*andim_ashift<mode>_bfiz): Replace
6609 matching condition with aarch64_mask_and_shift_for_ubfiz_p.
6611 2016-06-14 Richard Biener <rguenther@suse.de>
6613 PR tree-optimization/71522
6614 * tree-ssa.c (non_rewritable_lvalue_p): Do not rewrite non-float
6615 copying into float copying.
6617 2016-06-14 Jakub Jelinek <jakub@redhat.com>
6619 PR tree-optimization/71520
6620 * tree-ssa-tail-merge.c (find_duplicate): Handle labels.
6621 (replace_block_by): Move user labels from bb1 to bb2.
6623 2016-06-14 Richard Biener <rguenther@suse.de>
6627 * expr.h (get_bit_range): Declare.
6628 * expr.c (get_bit_range): Export.
6629 * fold-const.c (optimize_bit_field_compare): Use get_bit_range and
6630 word_mode again to constrain the bitfield access.
6632 2016-06-14 Richard Biener <rguenther@suse.de>
6634 PR tree-optimization/71521
6635 * tree-vrp.c (extract_range_from_binary_expr_1): Guard
6636 division int_const_binop against zero divisor.
6638 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
6640 * config/i386/i386.md (signbittf2): New expander.
6641 * config/i386/sse.md (ptesttf2): New insn pattern.
6643 2016-06-13 David Malcolm <dmalcolm@redhat.com>
6646 * input.c (selftest::test_reading_source_line): Avoid reading from
6647 __FILE__ by creating a tempfile with known content and reading
6650 2016-06-13 David Malcolm <dmalcolm@redhat.com>
6652 * pretty-print.c (assert_pp_format_colored): Skip the test if
6654 (test_pp_format): Remove comment about GCC_COLORS.
6656 2016-06-13 David Malcolm <dmalcolm@redhat.com>
6658 * input.c (test_reading_source_line): Use SELFTEST_LOCATION.
6659 * pretty-print.c (assert_pp_format_va): Add location param and use
6660 it with ASSERT_STREQ_AT.
6661 (assert_pp_format): Add location param and pass it to
6662 assert_pp_format_va.
6663 (assert_pp_format_colored): Likewise.
6664 (ASSERT_PP_FORMAT_1): New.
6665 (ASSERT_PP_FORMAT_2): New.
6666 (ASSERT_PP_FORMAT_3): New.
6667 (test_pp_format): Provide SELFTEST_LOCATION throughout, either
6668 explicitly, or implicitly via the above macros.
6669 * selftest.c (selftest::pass): Use a selftest::location rather
6671 (selftest::fail): Likewise. Print the function name.
6672 (selftest::fail_formatted): Likewise.
6673 (selftest::assert_streq): Use a selftest::location rather than
6675 * selftest.h (selftest::location): New struct.
6676 (SELFTEST_LOCATION): New macro.
6677 (selftest::pass): Accept a const location & rather than file
6679 (selftest::fail): Likewise.
6680 (selftest::fail_formatted): Likewise.
6681 (selftest::assert_streq): Likewise.
6682 (ASSERT_TRUE): Update for above changes, using SELFTEST_LOCATION.
6683 (ASSERT_FALSE): Likewise.
6684 (ASSERT_EQ): Likewise.
6685 (ASSERT_NE): Likewise.
6686 (ASSERT_STREQ): Likewise.
6687 (ASSERT_PRED1): Likewise.
6688 (ASSERT_STREQ_AT): New macro.
6690 2016-06-13 David Malcolm <dmalcolm@redhat.com>
6692 * selftest.c (selftest::fail_formatted): New function.
6693 (selftest::assert_streq): New function.
6694 * selftest.h (selftests::fail_formatted): New decl.
6695 (selftest::assert_streq): New decl.
6696 (ASSERT_STREQ): Reimplement in terms of selftest::assert_streq.
6698 2016-06-13 Jeff Law <law@redhat.com>
6700 PR tree-optimization/71403
6701 * tree-ssa-threadbackward.c
6702 (convert_and_register_jump_thread_path): No longer accept reference
6703 to path. Do not pop items off the path anymore.
6704 (fsm_find_control_statement_thread_paths): Do not allow threading
6705 to a deeper loop nest. Pop the last item off the path here rather
6706 than in convert_and_register_jump_thread_path.
6708 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
6709 Wilco Dijkstra <Wilco.Dijkstra@arm.com>
6711 [AArch64] Emit division using the Newton series
6713 * config/aarch64/aarch64-protos.h
6714 (cpu_approx_modes): Add new member "division".
6715 (aarch64_emit_approx_div): Declare new function.
6716 * config/aarch64/aarch64.c
6717 (generic_approx_modes): New member "division".
6718 (exynosm1_approx_modes): Likewise.
6719 (xgene1_approx_modes): Likewise.
6720 (aarch64_emit_approx_div): Define new function.
6721 * config/aarch64/aarch64.md ("div<mode>3"): New expansion.
6722 * config/aarch64/aarch64-simd.md ("div<mode>3"): Likewise.
6723 * config/aarch64/aarch64.opt (-mlow-precision-div): Add new option.
6724 * doc/invoke.texi (-mlow-precision-div): Describe new option.
6726 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
6727 Wilco Dijkstra <wilco.dijkstra@arm.com>
6729 [AArch64] Emit square root using the Newton series
6731 * config/aarch64/aarch64-protos.h
6732 (aarch64_emit_approx_rsqrt): Replace with new function
6733 "aarch64_emit_approx_sqrt".
6734 (cpu_approx_modes): New member "sqrt".
6735 * config/aarch64/aarch64.c
6736 (generic_approx_modes): New member "sqrt".
6737 (exynosm1_approx_modes): Likewise.
6738 (xgene1_approx_modes): Likewise.
6739 (aarch64_emit_approx_rsqrt): Replace with new function
6740 "aarch64_emit_approx_sqrt".
6741 (aarch64_override_options_after_change_1): Handle new option.
6742 * config/aarch64/aarch64-simd.md
6743 (rsqrt<mode>2): Use new function instead.
6744 (sqrt<mode>2): New expansion and insn definitions.
6745 * config/aarch64/aarch64.md: Likewise.
6746 * config/aarch64/aarch64.opt
6747 (mlow-precision-sqrt): Add new option description.
6748 * doc/invoke.texi (mlow-precision-sqrt): Likewise.
6750 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
6752 [AArch64] Add more choices for the reciprocal square root approximation
6754 Allow a target to prefer such operation depending on the operation mode.
6756 * config/aarch64/aarch64-protos.h
6757 (AARCH64_APPROX_MODE): New macro.
6758 (AARCH64_APPROX_{NONE,ALL}): Likewise.
6759 (cpu_approx_modes): New structure.
6760 (tune_params): New member "approx_modes".
6761 * config/aarch64/aarch64-tuning-flags.def
6762 (AARCH64_EXTRA_TUNE_APPROX_RSQRT): Remove macro.
6763 * config/aarch64/aarch64.c
6764 (generic_approx_modes): New core "cpu_approx_modes" structure.
6765 (exynosm1_approx_modes): Likewise.
6766 (xgene1_approx_modes): Likewise.
6767 (generic_tunings): New member "approx_modes".
6768 (cortexa35_tunings): Likewise.
6769 (cortexa53_tunings): Likewise.
6770 (cortexa57_tunings): Likewise.
6771 (cortexa72_tunings): Likewise.
6772 (exynosm1_tunings): Likewise.
6773 (thunderx_tunings): Likewise.
6774 (xgene1_tunings): Likewise.
6775 (use_rsqrt_p): New argument for the mode and use new member from
6777 (aarch64_builtin_reciprocal): Devise mode from builtin.
6778 (aarch64_optab_supported_p): New argument for the mode.
6779 * doc/invoke.texi (-mlow-precision-recip-sqrt): Reword description.
6781 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
6783 * config/rs6000/rs6000.h (RS6000_BTM_COMMON): Add the
6784 RS6000_BTM_MODULO flag into the set of flags that are considered
6785 to be part of the common configuration.
6787 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
6789 * config/rs6000/altivec.h (vec_absd): New macro for vector absolute
6790 difference unsigned.
6791 (vec_absdb): New macro for vector absolute difference unsigned
6793 (vec_absdh): New macro for vector absolute difference unsigned
6795 (vec_absdw): New macro for vector absolute difference unsigned word.
6796 * config/rs6000/altivec.md (UNSPEC_VADU): New value.
6797 (vadu<mode>3): New insn.
6798 (*p9_vadu<mode>3): New insn.
6799 * config/rs6000/rs6000-builtin.def (vadub): New built-in
6801 (vaduh): New built-in definition.
6802 (vaduw): New built-in definition.
6803 (vadu): New overloaded built-in definition.
6804 (vadub): New overloaded built-in definition.
6805 (vaduh): New overloaded built-in definition.
6806 (vaduw): New overloaded built-in definition.
6807 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
6808 overloaded vector absolute difference unsigned functions.
6809 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
6810 the ISA 3.0 vector absolute difference unsigned built-in functions.
6812 2016-06-13 Eric Botcazou <ebotcazou@adacore.com>
6814 * tree-ssa-sccvn.c (vn_reference_lookup_3): Use a uniform test and
6815 update shared_lookup_references only once after changing operands.
6817 2016-06-13 Thomas Schwinge <thomas@codesourcery.com>
6820 * tree-nested.c (convert_nonlocal_omp_clauses)
6821 (convert_local_omp_clauses): Document missing OMP_CLAUSE_*.
6823 * tree-cfg.c (edge_to_cases_cleanup): Fix CASE_CHAIN typo.
6824 * tree.def (CASE_LABEL_EXPR): Likewise.
6826 2016-06-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
6829 * input.c (test_builtins): Fix an assertion.
6831 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
6833 * config/i386/i386.md (paritydi2): Use ix86_expand_setcc.
6836 (isinf<mode>2): Ditto.
6838 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
6840 * ggc-tests.c (test_finalization): Only test need_finalization_p
6841 for GCC_VERSION >= 4003.
6843 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6845 * config/s390/vecintrin.h: Fix file description in comment.
6847 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6849 * config/s390/s390-builtin-types.def: Change builtin type naming
6850 scheme to match builtin-types.def.
6852 2016-06-13 Marc Glisse <marc.glisse@inria.fr>
6854 * fold-const.c (optimize_minmax_comparison): Remove.
6855 (fold_comparison): Remove call to the above.
6856 * match.pd (MIN (X, Y) == X, MIN (X, 5) == 0, MIN (X, C1) < C2):
6857 New transformations.
6859 2016-06-13 Alan Hayward <alan.hayward@arm.com>
6861 PR tree-optimization/71416
6862 * tree-vect-loop.c (vectorizable_live_operation): Let worklist have
6865 2016-06-13 Martin Liska <mliska@suse.cz>
6867 * predict.c (enum predictor_reason): Prefix enum with REASON_.
6868 (combine_predictions_for_insn): Likewise.
6869 (prune_predictions_for_bb): Likewise.
6870 (combine_predictions_for_bb): Likewise.
6872 2016-06-13 Richard Biener <rguenther@suse.de>
6874 PR tree-optimization/71505
6875 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Make
6876 assert match comment.
6878 2016-06-13 Marek Polacek <polacek@redhat.com>
6881 * gimplify.c (maybe_warn_switch_unreachable): Factored out of
6882 gimplify_switch_expr.
6883 (warn_switch_unreachable_r): New function.
6885 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6888 * config/s390/s390.c (s390_expand_builtin): Increase MAX_ARGS by
6891 2016-06-13 Richard Biener <rguenther@suse.de>
6894 * fold-const.c (fold_unary_loc): Preserve alignment when
6895 folding a VIEW_CONVERT_EXPR into a MEM_REF.
6897 2016-06-13 Martin Liska <mliska@suse.cz>
6900 * toplev.c (process_options): Do not enable -fcheck-pointer-bounds
6901 w/ -fsanitize=bounds.
6903 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
6905 * config/i386/i386.c (ix86_init_builtins): Calculate
6906 FLOAT128_FTYPE_CONST_STRING function type only once.
6907 * doc/extend.texi (x86 Built-in Functions): Update text, __float128
6908 built-in functions are available for x86-32 and x86-64 targets.
6910 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
6913 * config/i386/i386.i386-builtin-types.def (CONST_STRING):
6915 (FLOAT128_FTYPE_CONST_STRING): New function type.
6916 * config/i386/i386.c (enum ix86_builtins) [IX86_BUILTIN_NANQ]: New.
6917 [IX86_BUILTIN_NANSQ]: Ditto.
6918 (ix86_fold_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
6919 (ix86_init_builtin_types): Declare const_string_type_node.
6920 (ix86_init_builtins): Add __builtin_nanq and __builtin_nansq
6922 (ix86_expand_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
6923 * doc/extend.texi (x86 Built-in Functions): Document
6924 __builtin_nanq and __builtin_nansq.
6926 2016-06-11 Jiong Wang <jiong.wang@arm.com>
6929 * config/arm/arm-protos.h (arm_attr_length_pop_multi): New declaration.
6930 * config/arm/arm.c (arm_attr_length_pop_multi): New function to return
6931 length for pop patterns.
6932 (arm_attr_length_push_multi): Update comments.
6933 * config/arm/arm.md (*load_multiple_with_writeback): Set "length"
6935 (*pop_multiple_with_writeback_and_return): Likewise.
6936 (*pop_multiple_with_return): Likewise.
6938 2016-06-11 Segher Boessenkool <segher@kernel.crashing.org>
6941 * fold-const.c (optimize_bit_field_compare): Don't try to use
6942 word_mode unconditionally for reading the bit field, look at
6943 DECL_BIT_FIELD_REPRESENTATIVE instead.
6945 2016-06-11 Kugan Vivekanandarajah <kuganv@linaro.org>
6948 * tree-ssa-reassoc.c (reassociate_bb): Remove (-1) from ops list for
6949 vector integer type.
6951 2016-06-10 Jakub Jelinek <jakub@redhat.com>
6954 * tree-nested.c (convert_nonlocal_reference_stmt): For GIMPLE_GOTO
6955 without LABEL_DECL, set *handled_ops_p to false instead of true.
6957 2016-06-10 Martin Sebor <msebor@redhat.com>
6960 * builtin-attrs.def (ATTR_NOTHROW_NONNULL_LEAF_LIST): New macro.
6961 (ATTR_NOTHROW_NONNULL_TYPEGENERIC_LEAF): Same.
6962 * builtins.def (BUILT_IN_SADD_OVERFLOW, BUILT_IN_SADDL_OVERFLOW): Use
6964 (BUILT_IN_SADDLL_OVERFLOW, BUILT_IN_SSUB_OVERFLOW): Same.
6965 (BUILT_IN_SSUBL_OVERFLOW, BUILT_IN_SSUBLL_OVERFLOW): Same.
6966 (BUILT_IN_SMUL_OVERFLOW, BUILT_IN_SMULL_OVERFLOW): Same.
6967 (BUILT_IN_SMULLL_OVERFLOW, BUILT_IN_UADD_OVERFLOW): Same.
6968 (BUILT_IN_UADDL_OVERFLOW, BUILT_IN_UADDLL_OVERFLOW): Same.
6969 (BUILT_IN_USUB_OVERFLOW, BUILT_IN_USUBL_OVERFLOW): Same.
6970 (BUILT_IN_USUBLL_OVERFLOW, BUILT_IN_UMUL_OVERFLOW): Same.
6971 (BUILT_IN_UMULL_OVERFLOW, BUILT_IN_UMULLL_OVERFLOW): Same.
6973 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
6975 * config/arm/arm.h (pool_vector_label,
6976 return_used_this_function): Remove.
6978 2016-06-10 Jeff Law <law@redhat.com>
6980 PR tree-optimization/71335
6981 * tree-ssa-threadbackward.c (profitable_jump_thread_path): Filter out
6982 zero length paths here.
6983 (convert_and_register_jump_thread_path): Remove hacks related to
6984 duplicated blocks in the jump thread path.
6985 (fsm_find_control_statement_thread_paths): Avoid putting the same
6986 block on the thread path twice, but ensure the thread path is
6987 unchanged from the caller's point of view.
6989 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
6991 * predict.c (predict_loops): Remove PRED_LOOP_BRANCH.
6992 * predict.def (PRED_LOOP_BRANCH): Remove.
6994 2016-06-10 David Malcolm <dmalcolm@redhat.com>
6996 * Makefile.in (OBJS): Add ggc-tests.o.
6997 (GTFILES): Add ggc-tests.c.
6998 * ggc-tests.c: New file.
6999 * selftest-run-tests.c (selftest::run_tests): Call
7000 selftest::ggc_tests_c_tests.
7001 * selftest.h (selftest::ggc_tests_c_tests): New prototype.
7003 2016-06-10 Alexander Monakov <amonakov@ispras.ru>
7005 * match.pd (-1 / B < A): Use :c to avoid pattern duplication.
7007 2016-06-10 Maxim Ostapenko <m.ostapenko@samsung.com>
7010 * varasm.c (place_block_symbol): Adjust alignment for asan protected
7011 STRING_CSTs even if TREE_CONSTANT_POOL_ADDRESS_P.
7013 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
7015 * profile.c: Include cfgloop.h.
7016 (branch_prob): Compute estimated number of iterations.
7017 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Do not
7018 recompute estimate number of iterations from profile.
7020 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
7023 * reg-stack.c (check_asm_stack_operands): Explicit input arguments
7024 must be grouped on top of stack. Don't force early clobber
7025 on ordinary reg outputs.
7027 2016-06-10 Richard Biener <rguenther@suse.de>
7029 * targhooks.c (default_builtin_vectorization_cost): Adjust
7032 2016-06-10 Richard Biener <rguenther@suse.de>
7034 * gimple-fold.c (gimple_fold_builtin_memory_op): Make sure
7035 to fold the RHS to a constant if possible.
7037 2016-06-10 Thomas Schwinge <thomas@codesourcery.com>
7040 * tree-nested.c (convert_nonlocal_omp_clauses)
7041 (convert_local_omp_clauses): Handle OMP_CLAUSE_ASYNC,
7042 OMP_CLAUSE_WAIT, OMP_CLAUSE_INDEPENDENT, OMP_CLAUSE_AUTO,
7043 OMP_CLAUSE__CACHE_, OMP_CLAUSE_TILE.
7045 * gimplify.c (gimplify_adjust_omp_clauses): Discard
7047 * omp-low.c (scan_sharing_clauses): Don't expect OMP_CLAUSE_TILE.
7049 * omp-low.c (scan_sharing_clauses): Don't expect
7052 2016-06-10 Alan Hayward <alan.hayward@arm.com>
7054 PR tree-optimization/71407
7055 PR tree-optimization/71416
7056 * tree-vect-loop.c (vectorizable_live_operation): Use vectype for
7059 2016-06-10 Richard Biener <rguenther@suse.de>
7062 * cfgloop.c (alloc_loop): Initialize nb_iterations_likely_upper_bound.
7064 2016-06-09 Eric Botcazou <ebotcazou@adacore.com>
7066 * df-problems.c (df_note_bb_compute): Guard use of DF_INSN_INFO_GET.
7068 2016-06-09 Vladimir Makarov <vmakarov@redhat.com>
7069 Jiong Wang <jiong.wang@arm.com>
7071 PR rtl-optimization/70751
7072 * lra-constraints.c (process_alt_operands): Recognize Non-pseudo
7073 spilled into memory.
7075 2016-06-09 Jonathan Yong <10walls@gmail.com>
7078 2015-09-21 Jonathan Yong <10walls@gmail.com>
7080 * config/i386/cygwin.h (STARTFILE_SPEC): Explicitly search
7081 sysroot/usr/lib/32api for additional win32 libraries,
7082 fixes failing Cygwin bootstrapping.
7084 2016-06-09 Marcin Baczyński <marbacz@gmail.com>
7086 * diagnostic.h (diagnostic_line_cutoff, diagnostic_flush_buffer):
7089 2016-06-09 David Malcolm <dmalcolm@redhat.com>
7092 * pretty-print.c (pp_indent): Specify that %p is printed in a
7093 host-dependent manner.
7094 (test_pp_format): Remove the test for %p.
7096 2016-06-09 Maciej W. Rozycki <macro@imgtec.com>
7098 * config/mips/mips.c (mips_output_jump): Fix formatting.
7100 2016-06-09 Richard Biener <rguenther@suse.de>
7102 PR tree-optimization/71462
7103 * tree-ssa-loop-manip.c (find_uses_to_rename): Guard against
7106 2016-06-09 Martin Liska <mliska@suse.cz>
7108 * predict.c (dump_prediction): Add new argument.
7109 (enum predictor_reason): New enum.
7110 (struct predictor_hash): New struct.
7111 (predictor_hash::hash): New function.
7112 (predictor_hash::equal): Likewise.
7113 (not_removed_prediction_p): New function.
7114 (prune_predictions_for_bb): Likewise.
7115 (combine_predictions_for_bb): Prune predictions.
7117 2016-06-09 Martin Liska <mliska@suse.cz>
7119 * predict.c (filter_predictions): New function.
7120 (remove_predictions_associated_with_edge): Use the filter
7122 (equal_edge_p): New function.
7124 2016-06-09 Stefan Bruens <stefan.bruens@rwth-aachen.de>
7126 * doc/invoke.texi (ARM Options): Use lexicographical ordering.
7127 Correct usage of @samp vs @option, add @samp where appropriate.
7128 Add -march={armv6k,armv6z,arm6zk}, remove -march=ep9312.
7129 Add armv6s-m and document it, as it is no official ARM name.
7131 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7133 * ifcvt.c (struct noce_if_info): Add transform_name field.
7134 (noce_try_move): Set if_info->transform_name to the function name.
7135 (noce_try_ifelse_collapse): Likewise.
7136 (noce_try_store_flag): Likewise.
7137 (noce_try_inverse_constants): Likewise.
7138 (noce_try_store_flag_constants): Likewise.
7139 (noce_try_addcc): Likewise.
7140 (noce_try_store_flag_mask): Likewise.
7141 (noce_try_cmove): Likewise.
7142 (noce_try_cmove_arith): Likewise.
7143 (noce_try_minmax): Likewise.
7144 (noce_try_abs): Likewise.
7145 (noce_try_sign_mask): Likewise.
7146 (noce_try_bitop): Likewise.
7147 (noce_convert_multiple_sets): Likewise.
7148 (noce_process_if_block): Print if_info->transform_name to
7149 dump_file if transformation succeeded.
7151 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7153 * config/arm/cortex-a57.md (cortex_a57_alu):
7156 2016-06-08 Martin Sebor <msebor@redhat.com>
7157 Jakub Jelinek <jakub@redhat.com>
7161 * builtins.def (BUILT_IN_ADD_OVERFLOW_P, BUILT_IN_SUB_OVERFLOW_P,
7162 BUILT_IN_MUL_OVERFLOW_P): New builtins.
7163 * builtins.c: Include gimple-fold.h.
7164 (fold_builtin_arith_overflow): Handle
7165 BUILT_IN_{ADD,SUB,MUL}_OVERFLOW_P.
7166 (fold_builtin_3): Likewise.
7167 * doc/extend.texi (Integer Overflow Builtins): Document
7168 __builtin_{add,sub,mul}_overflow_p.
7170 2016-06-08 Jose E. Marchesi <jose.marchesi@oracle.com>
7172 * config/sparc/driver-sparc.c (cpu_names): Fix the entry for the
7173 SPARC-M7 and add an entry for SPARC-S7 cpus (Sonoma).
7175 2016-06-08 Alan Lawrence <alan.lawrence@arm.com>
7177 * config/aarch64/aarch64.c (aarch64_function_arg_alignment):
7178 Rewrite, looking one level down for records and arrays.
7180 2016-06-08 David Malcolm <dmalcolm@redhat.com>
7182 * pretty-print.c: Include "selftest.h".
7183 (pp_format): Fix comment.
7184 (identifier_to_locale): Likewise.
7185 (selftest::test_basic_printing): New function.
7186 (selftest::assert_pp_format): New function.
7187 (selftest::test_pp_format): New function.
7188 (selftest::pretty_print_c_tests): New function.
7189 * selftest-run-tests.c (selftest::run_tests): Call
7190 selftest::pretty_print_c_tests.
7191 * selftest.h (pretty_print_c_tests): New declaration.
7193 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
7195 * invoke.texi (max-loop-headers-insns): Document.
7196 * params.def (PARAM_MAX_LOOP_HEADER_INSNS): New.
7197 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Update comment.
7198 (ch_base::copy_headers): Use PARAM_MAX_LOOP_HEADER_INSNS.
7200 2016-06-08 Richard Biener <rguenther@suse.de>
7202 * tree-vect-stmts.c (vectorizable_load): Remove restrictions
7203 on strided SLP loads and fall back to scalar loads in case
7204 we can't chunk them.
7206 2016-06-08 Richard Biener <rguenther@suse.de>
7208 PR tree-optimization/71452
7209 * tree-ssa.c (non_rewritable_lvalue_p): Make sure that the
7210 type used for the SSA rewrite has enough precision to cover
7211 the dynamic type of the location.
7213 2016-06-08 Jakub Jelinek <jakub@redhat.com>
7214 Richard Biener <rguenther@suse.de>
7217 * fold-const.c (fold_comparison): Handle CONSTANT_CLASS_P (base0)
7218 the same as DECL_P (base0) for indirect_base0. Use equality_code
7219 in one further place.
7221 2016-06-08 Richard Sandiford <richard.sandiford@arm.com>
7223 * expmed.c (store_bit_field_1): Do not restrict a multiword op0
7224 to one word if the field is known to overlap other words.
7225 (extract_bit_field_1): Likewise.
7226 (store_split_bit_field): Remove compensating code.
7227 (extract_split_bit_field): Likewise.
7229 2016-06-08 Bernd Schmidt <bschmidt@redhat.com>
7233 * tree-ssa-strlen.c (handle_builtin_memcmp): Ignore debug insns.
7235 2016-06-08 Jiong Wang <jiong.wang@arm.com>
7237 * config/aarch64/aarch64-builtins.def (faddp): New builtins for modes in
7239 * config/aarch64/aarch64-simd.md (aarch64_faddp<mode>): New.
7240 (arch64_addpv4sf): Delete.
7241 (reduc_plus_scal_v4sf): Use "gen_aarch64_faddpv4sf" instead of
7242 "gen_aarch64_addpv4sf".
7243 * config/aarch64/arm_neon.h (vpadd_f32): Remove inline assembly. Use
7245 (vpadds_f32): Likewise.
7246 (vpaddq_f32): Likewise.
7247 (vpaddq_f64): Likewise.
7249 2016-06-08 Jiong Wang <jiong.wang@arm.com>
7251 * config/aarch64/aarch64-builtins.def (fabd): New builtins for modes
7253 * config/aarch64/aarch64-simd.md (fabd<mode>_3): Extend modes from VDQF
7254 to VALLF. Rename to "fabd<mode>3".
7255 "*fabd_scalar<mode>3): Delete.
7256 * config/aarch64/arm_neon.h (vabds_f32): Remove inline assembly.
7258 (vabdd_f64): Likewise.
7259 (vabd_f32): Likewise.
7260 (vabd_f64): Likewise.
7261 (vabdq_f32): Likewise.
7262 (vabdq_f64): Likewise.
7264 2016-06-08 Jiong Wang <jiong.wang@arm.com>
7266 * config/aarch64/aarch64-builtins.def (rsqrts): New builtins for modes
7268 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_<mode>3): Rename to
7269 "aarch64_rsqrts<mode>".
7270 * config/aarch64/aarch64.c (get_rsqrts_type): Update gen* name.
7271 * config/aarch64/arm_neon.h (vrsqrtss_f32): Remove inline assembly. Use
7273 (vrsqrtsd_f64): Likewise.
7274 (vrsqrts_f32): Likewise.
7275 (vrsqrts_f64): Likewise.
7276 (vrsqrtsq_f32): Likewise.
7277 (vrsqrtsq_f64): Likewise.
7279 2016-06-08 Jiong Wang <jiong.wang@arm.com>
7281 * config/aarch64/aarch64-builtins.def (rsqrte): New builtins for modes
7283 * config/aarch64/aarch64-simd.md (aarch64_rsqrte_<mode>2): Rename to
7284 "aarch64_rsqrte<mode>".
7285 * config/aarch64/aarch64.c (get_rsqrte_type): Update gen* name.
7286 * config/aarch64/arm_neon.h (vrsqrts_f32): Remove inline assembly. Use
7288 (vrsqrted_f64): Likewise.
7289 (vrsqrte_f32): Likewise.
7290 (vrsqrte_f64): Likewise.
7291 (vrsqrteq_f32): Likewise.
7292 (vrsqrteq_f64): Likewise.
7294 2016-06-08 Jiong Wang <jiong.wang@arm.com>
7296 * config/aarch64/aarch64-builtins.def (scvtf): Register vector modes.
7300 * config/aarch64/aarch64-simd.md
7301 (<FCVT_F2FIXED:fcvt_fixed_insn><VDQF:mode>3): New.
7302 (<FCVT_FIXED2F:fcvt_fixed_insn><VDQ_SDI:mode>3): Likewise.
7303 * config/aarch64/arm_neon.h (vcvt_n_f32_s32): Remove inline assembly.
7305 (vcvt_n_f32_u32): Likewise.
7306 (vcvt_n_s32_f32): Likewise.
7307 (vcvt_n_u32_f32): Likewise.
7308 (vcvtq_n_f32_s32): Likewise.
7309 (vcvtq_n_f32_u32): Likewise.
7310 (vcvtq_n_f64_s64): Likewise.
7311 (vcvtq_n_f64_u64): Likewise.
7312 (vcvtq_n_s32_f32): Likewise.
7313 (vcvtq_n_s64_f64): Likewise.
7314 (vcvtq_n_u32_f32): Likewise.
7315 (vcvtq_n_u64_f64): Likewise.
7316 * config/aarch64/iterators.md (VDQ_SDI): New mode iterator.
7317 (VSDQ_SDI): Likewise.
7318 (fcvt_target): Support V4DI, V4SI and V2SI.
7319 (FCVT_TARGET): Likewise.
7321 2016-06-08 Jiong Wang <jiong.wang@arm.com>
7323 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New
7324 (TYPES_BINOP_SUS): Likewise.
7325 (aarch64_simd_builtin_data): Update include file name.
7326 (aarch64_builtins): Likewise.
7327 * config/aarch64/aarch64-simd-builtins.def (scvtf): New entries
7328 for conversion between scalar float-point and fixed-point.
7332 * config/aarch64/aarch64.md
7333 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3: New
7334 pattern for conversion between scalar float to fixed-pointer.
7335 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>: Likewise.
7336 (UNSPEC_FCVTZS): New UNSPEC enumeration.
7337 (UNSPEC_FCVTZU): Likewise.
7338 (UNSPEC_SCVTF): Likewise.
7339 (UNSPEC_UCVTF): Likewise.
7340 * config/aarch64/arm_neon.h (vcvtd_n_f64_s64): Remove inline assembly.
7342 (vcvtd_n_f64_u64): Likewise.
7343 (vcvtd_n_s64_f64): Likewise.
7344 (vcvtd_n_u64_f64): Likewise.
7345 (vcvtd_n_f32_s32): Likewise.
7346 (vcvts_n_f32_u32): Likewise.
7347 (vcvtd_n_s32_f32): Likewise.
7348 (vcvts_n_u32_f32): Likewise.
7349 * config/aarch64/iterators.md (fcvt_target): Support integer to float
7351 (FCVT_TARGET): Likewise.
7352 (FCVT_FIXED2F): New iterator.
7353 (FCVT_F2FIXED): Likewise.
7354 (fcvt_fixed_insn): New define_int_attr.
7356 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
7358 * predict.c (pass_strip_predict_hints::execute): Cleanup CFG if
7359 some statements was removed.
7361 2016-06-08 Alan Hayward <alan.hayward@arm.com>
7363 * tree-vect-data-refs.c (vect_analyze_data_refs): Remove debug newline.
7364 * tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): likewise.
7365 (vect_can_advance_ivs_p): likewise.
7366 (vect_update_ivs_after_vectorizer): likewise.
7367 * tree-vect-loop.c (vect_determine_vectorization_factor): likewise.
7368 (vect_analyze_scalar_cycles_1): likewise.
7369 (vect_analyze_loop_operations): likewise.
7370 (report_vect_op): likewise.
7371 (vect_is_slp_reduction): likewise.
7372 (vect_is_simple_reduction): likewise.
7373 (get_initial_def_for_induction): likewise.
7374 (vect_transform_loop): likewise.
7375 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): likewise.
7376 (vect_recog_sad_pattern): likewise.
7377 (vect_recog_widen_sum_pattern): likewise.
7378 (vect_recog_widening_pattern): likewise.
7379 (vect_recog_divmod_pattern): likewise.
7380 * tree-vect-slp.c (vect-build-slp_tree_1): likewise.
7381 (vect_analyze_slp_instance): likewise.
7382 (vect_transform_slp_perm_load): likewise.
7383 (vect_schedule_slp_instance): likewise.
7385 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
7387 * predict.c (predict_iv_comparison): Mention that heuristics is broken.
7388 (return_prediction): PRED_CONST_RETURN predict return as not taken.
7389 * predict.def (PRED_CONTINUE): Change hitrate 50->67
7390 (PRED_LOOP_BRANCH): Document predictor as broken.
7391 (PRED_LOOP_EXIT): Change hitrate 91->92.
7392 (PRED_LOOP_EXTRA_EXIT): Change hitrate 91->83.
7393 (PRED_POINTER, PRED_TREE_POINTER): Change hitrate 85->70.
7394 (PRED_OPCODE_POSITIVE): Change hitrate 79->64.
7395 (PRED_OPCODE_NONEQUAL): Change hitrate 91->66.
7396 (PRED_TREE_OPCODE_POSITIVE): Change hitrate 73->64
7397 (PRED_TREE_OPCODE_NONEQUAL): Chnage hitrate 72->66
7398 (PRED_CALL): Chane hitrate 71->67.
7399 (PRED_TREE_EARLY_RETURN): Document issues, change hitrate 61->54.
7400 (PRED_GOTO): Document as unused right now.
7401 (PRED_CONST_RETURN): Change hitrate 67->69
7402 (PRED_NEGATIVE_RETURN): Change hitrate 96->98
7403 (PRED_NULL_RETURN): Change hitrate 91->90.
7404 (PRED_LOOP_IV_COMPARE_GUESS): Change hitrate to 98.
7405 (PRED_FORTRAN_FAIL_ALLOC): Change hitrate to 62; document issues.
7406 (PRED_FORTRAN_SIZE_ZERO): Change hitrate to 99.
7408 2016-06-07 Bill Seurer <seurer@linux.vnet.ibm.com>
7410 * config/rs6000/altivec.h: Add __builtin_vec_mul.
7411 * config/rs6000/rs6000-builtin.def (vec_mul): Change vec_mul to a
7412 special case Altivec builtin.
7413 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
7414 VSX_BUILTIN_VEC_MUL (replaced with special case code).
7415 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
7416 code for ALTIVEC_BUILTIN_VEC_MUL.
7417 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
7418 for __builtin_vec_mul.
7420 2016-06-07 Peter Bergner <bergner@vnet.ibm.com>
7422 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mhtm and
7425 2016-06-07 David Malcolm <dmalcolm@redhat.com>
7427 * spellcheck.c (selftest::test_find_closest_string): New function.
7428 (spellcheck_c_tests): Call the above.
7430 2016-06-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7432 * simplify-rtx.c (simplify_cond_clz_ctz): Delete 'mode' local variable.
7434 2016-06-07 Jakub Jelinek <jakub@redhat.com>
7436 * config/i386/sse.md (avx_vec_concat<mode>): Add v=v,vm and
7437 Yv=Yv,C alternatives.
7439 2016-06-07 Richard Biener <rguenther@suse.de>
7442 * common.opt (ffast-math): Make Optimization.
7444 2016-06-07 Simon Dardis <simon.dardis@imgtec.com>
7445 Prachi Godbole <prachi.godbole@imgtec.com>
7447 * config/mips/p5600.md (p5600_fpu_fadd): Remove checking for
7448 `fabs' and `fneg' type attributes.
7449 (p5600_fpu_fabs): Add `fmove' to the comment.
7451 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
7453 * gimple.c: Include builtins.h
7454 (gimple_inexpensive_call_p): New function.
7455 * gimple.h (gimple_inexpensive_call_p): Declare.
7456 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Use it.
7457 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Likewise;
7460 2016-06-07 Paolo Carlini <paolo.carlini@oracle.com>
7462 * diagnostic.c (diagnostic_impl, diagnostic_n_impl): New.
7463 (inform, inform_at_rich_loc, inform_n, warning, warning_at,
7464 warning_at_rich_loc, warning_n, pedwarn, permerror,
7465 permerror_at_rich_loc, error, error_n, error_at, error_at_rich_loc,
7466 sorry, fatal_error, internal_error, internal_error_no_backtrace):
7469 2016-06-07 Richard Biener <rguenther@suse.de>
7471 PR tree-optimization/71428
7472 * tree-ssa-math-opts.c (perform_symbolic_merge): Properly distinguish
7473 BIT_FIELD_REF op vs. load.
7475 2016-06-07 Richard Biener <rguenther@suse.de>
7478 * match.pd ((X | ~Y) -> Y <= X): Properly invert the comparison
7481 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
7483 * config/pa/pa.md (call): Generate indirect long calls to non-local
7484 functions on TARGET_64BIT.
7485 (call_value): Likewise.
7487 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
7489 * config/pa/pa.md (call_val_reg_64bit): Remove "reg: DI " clobber from
7490 pattern and subsequent splitters.
7491 (call_val_reg_64bit_post_reload): Likewise.
7493 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
7496 * tree-ssa-reassoc.c (zero_one_operation): Fix NEGATE_EXPR operand for
7497 propagate_op_to_single_use.
7499 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
7502 * tree-ssa-reassoc.c (reassociate_bb): Set uid for negate stmt.
7504 2016-06-07 Uros Bizjak <ubizjak@gmail.com>
7506 * config/i386/i386.h (enum ix86_enitity): Add X86_DIRFLAG.
7507 (enum x86_dirflag_state): New enum.
7508 (NUM_MODES_FOR_MODE_SWITCHING): Add X86_DIRFLAG_ANY.
7509 (machine_function): Remove needs_cld.
7510 (ix86_current_function_needs_cld): Remove.
7511 * config/i386/i386.c (ix86_set_func_type): Set
7512 ix86_optimize_mode_switching[X86_DIRFLAG] to 1.
7513 (ix86_expand_prologue): Do not emit CLD here.
7514 (ix86_dirflag_mode_needed): New function.
7515 (ix86_dirflag_mode_entry): Ditto.
7516 (ix86_mode_needed): Handle X86_DIRFLAG entity.
7517 (ix86_mode_after): Ditto.
7518 (ix86_mode_entry): Ditto.
7519 (ix86_mode_exit): Ditto.
7520 (ix86_emit_mode_set): Ditto.
7521 * config/i386/i386.md (strmov_singleop): Set
7522 ix86_optimize_mode_switching[X86_DIRFLAG] to 1 for TARGET_CLD.
7523 Do not set ix86_current_function_needs_cld.
7525 (strset_singleop): Ditto.
7527 (cmpstrnqi_nz_1): Ditto.
7528 (cmpstrnqi_1): Ditto.
7529 (strlenqi_1): Ditto.
7531 2016-06-06 Jakub Jelinek <jakub@redhat.com>
7533 PR tree-optimization/71259
7534 * tree-vect-slp.c (vect_get_constant_vectors): For
7535 VECTOR_BOOLEAN_TYPE_P, return all ones constant instead of
7536 one for constant op, and use COND_EXPR for non-constant.
7538 2016-06-06 David Malcolm <dmalcolm@redhat.com>
7540 * Makefile.in (OBJS): Add function-tests.o,
7541 hash-map-tests.o, hash-set-tests.o, rtl-tests.o,
7542 selftest-run-tests.o.
7543 (OBJS-libcommon): Add selftest.o.
7544 (OBJS-libcommon-target): Add selftest.o.
7545 (all.internal): Add "selftest".
7546 (all.cross): Likewise.
7547 (selftest): New phony target.
7548 (s-selftest): New target.
7549 (selftest-gdb): New phony target.
7550 (COLLECT2_OBJS): Add selftest.o.
7551 * bitmap.c: Include "selftest.h".
7552 (selftest::test_gc_alloc): New function.
7553 (selftest::test_set_range): New function.
7554 (selftest::test_clear_bit_in_middle): New function.
7555 (selftest::test_copying): New function.
7556 (selftest::test_bitmap_single_bit_set_p): New function.
7557 (selftest::bitmap_c_tests): New function.
7558 * common.opt (fself-test): New.
7559 * diagnostic-show-locus.c: Include "selftest.h".
7560 (make_range): New function.
7561 (test_range_contains_point_for_single_point): New function.
7562 (test_range_contains_point_for_single_line): New function.
7563 (test_range_contains_point_for_multiple_lines): New function.
7564 (assert_eq): New function.
7565 (test_get_line_width_without_trailing_whitespace): New function.
7566 (selftest::diagnostic_show_locus_c_tests): New function.
7567 * et-forest.c: Include "selftest.h".
7568 (selftest::test_single_node): New function.
7569 (selftest::test_simple_tree): New function.
7570 (selftest::test_disconnected_nodes): New function.
7571 (selftest::et_forest_c_tests): New function.
7572 * fold-const.c: Include "selftest.h".
7573 (selftest::assert_binop_folds_to_const): New function.
7574 (selftest::assert_binop_folds_to_nonlvalue): New function.
7575 (selftest::test_arithmetic_folding): New function.
7576 (selftest::fold_const_c_tests): New function.
7577 * function-tests.c: New file.
7578 * gimple.c: Include "selftest.h".
7579 Include "gimple-pretty-print.h".
7580 (selftest::verify_gimple_pp): New function.
7581 (selftest::test_assign_single): New function.
7582 (selftest::test_assign_binop): New function.
7583 (selftest::test_nop_stmt): New function.
7584 (selftest::test_return_stmt): New function.
7585 (selftest::test_return_without_value): New function.
7586 (selftest::gimple_c_tests): New function.
7587 * hash-map-tests.c: New file.
7588 * hash-set-tests.c: New file.
7589 * input.c: Include "selftest.h".
7590 (selftest::assert_loceq): New function.
7591 (selftest::test_accessing_ordinary_linemaps): New function.
7592 (selftest::test_unknown_location): New function.
7593 (selftest::test_builtins): New function.
7594 (selftest::test_reading_source_line): New function.
7595 (selftest::input_c_tests): New function.
7596 * rtl-tests.c: New file.
7597 * selftest-run-tests.c: New file.
7598 * selftest.c: New file.
7599 * selftest.h: New file.
7600 * spellcheck.c: Include "selftest.h".
7601 (selftest::levenshtein_distance_unit_test_oneway): New function,
7602 adapted from testsuite/gcc.dg/plugin/levenshtein_plugin.c.
7603 (selftest::levenshtein_distance_unit_test): Likewise.
7604 (selftest::spellcheck_c_tests): Likewise.
7605 * toplev.c: Include selftest.h.
7606 (toplev::run_self_tests): New.
7607 (toplev::main): Handle -fself-test.
7608 * toplev.h (toplev::run_self_tests): New.
7609 * tree.c: Include "selftest.h".
7610 (selftest::test_integer_constants): New function.
7611 (selftest::test_identifiers): New function.
7612 (selftest::test_labels): New function.
7613 (selftest::tree_c_tests): New function.
7614 * tree-cfg.c: Include "selftest.h".
7615 (selftest::push_fndecl): New function.
7616 (selftest::test_linear_chain): New function.
7617 (selftest::test_diamond): New function.
7618 (selftest::test_fully_connected): New function.
7619 (selftest::tree_cfg_c_tests): New function.
7620 * vec.c: Include "selftest.h".
7621 (selftest::safe_push_range): New function.
7622 (selftest::test_quick_push): New function.
7623 (selftest::test_safe_push): New function.
7624 (selftest::test_truncate): New function.
7625 (selftest::test_safe_grow_cleared): New function.
7626 (selftest::test_pop): New function.
7627 (selftest::test_safe_insert): New function.
7628 (selftest::test_ordered_remove): New function.
7629 (selftest::test_unordered_remove): New function.
7630 (selftest::test_block_remove): New function.
7631 (selftest::reverse_cmp): New function.
7632 (selftest::test_qsort): New function.
7633 (selftest::vec_c_tests): New function.c.
7634 * wide-int.cc: Include selftest.h and wide-int-print.h.
7635 (selftest::from_int <wide_int>): New function.
7636 (selftest::from_int <offset_int>): New function.
7637 (selftest::from_int <widest_int>): New function.
7638 (selftest::assert_deceq): New function.
7639 (selftest::assert_hexeq): New function.
7640 (selftest::test_printing <VALUE_TYPE>): New function template.
7641 (selftest::test_ops <VALUE_TYPE>): New function template.
7642 (selftest::test_comparisons <VALUE_TYPE>): New function template.
7643 (selftest::run_all_wide_int_tests <VALUE_TYPE>): New function
7645 (selftest::wide_int_cc_tests): New function.
7647 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7650 * ifcvt.c (noce_try_ifelse_collapse): New function.
7652 (noce_process_if_block): Call noce_try_ifelse_collapse.
7653 * simplify-rtx.c (simplify_cond_clz_ctz): New function.
7654 (simplify_ternary_operation): Use the above to simplify
7655 conditional CLZ/CTZ expressions.
7657 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7660 * config/aarch64/aarch64.md (ctz<mode>2): Convert to
7661 define_insn_and_split.
7663 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7666 * config/arm/arm.md (ctzsi2): Convert to define_insn_and_split.
7668 2016-06-06 Bernd Edlinger <bernd.edlinger@hotmail.de>
7671 * cfgexpand.c (expand_asm_loc): Remove handling for ADDR_EXPR.
7672 Implicitly clobber memory for basic asm with non-empty assembler
7673 string. Use targetm.md_asm_adjust also here.
7674 * compare-elim.c (arithmetic_flags_clobber_p): Use asm_noperands here.
7675 * final.c (final_scan_insn): Handle basic asm in PARALLEL block.
7676 * gimple.c (gimple_asm_clobbers_memory_p): Handle basic asm with
7677 non-empty assembler string.
7678 * ira.c (compute_regs_asm_clobbered): Use asm_noperands here.
7679 * recog.c (asm_noperands): Handle basic asm in PARALLEL block.
7680 (decode_asm_operands): Handle basic asm in PARALLEL block.
7681 (extract_insn): Handle basic asm in PARALLEL block.
7682 * doc/extend.texi: Mention new behavior of basic asm.
7683 * config/ia64/ia64 (rtx_needs_barrier): Handle ASM_INPUT here.
7684 * config/pa/pa.c (branch_to_delay_slot_p, branch_needs_nop_p,
7685 branch_needs_nop_p): Use asm_noperands.
7687 2016-06-06 Jose E. Marchesi <jose.marchesi@oracle.com>
7689 * config/sparc/sparc.md (cpu): Add niagara7 cpu type.
7690 Include the M7 SPARC DFA scheduler.
7691 New attribute v3pipe.
7692 Annotate insns with v3pipe where appropriate.
7693 Define cpu_feature vis4.
7694 Add lzd instruction type and set it on clzdi_sp64 and clzsi_sp64.
7695 Add (V8QI "8") to vbits.
7696 Add insns {add,sub}v8qi3
7697 Add insns ss{add,sub}v8qi3
7698 Add insns us{add,sub}{v8qi,v4hi}3
7699 Add insns {min,max}{v8qi,v4hi,v2si}3
7700 Add insns {minu,maxu}{v8qi,v4hi,v2si}3
7701 Add insns fpcmp{le,gt,ule,ug,ule,ugt}{8,16,32}_vis.
7702 * config/sparc/niagara4.md: Add a comment explaining the
7703 discrepancy between the documented latenty numbers and the
7705 * config/sparc/niagara7.md: New file.
7706 * configure.ac (HAVE_AS_SPARC5_VIS4): Define if the assembler
7707 supports SPARC5 and VIS 4.0 instructions.
7708 * configure: Regenerate.
7709 * config.in: Likewise.
7710 * config.gcc: niagara7 is a supported cpu in sparc*-*-* targets.
7711 * config/sparc/sol2.h (ASM_CPU32_DEFAUILT_SPEC): Set for
7712 TARGET_CPU_niagara7.
7713 (ASM_CPU64_DEFAULT_SPEC): Likewise.
7714 (CPP_CPU_SPEC): Handle niagara7.
7715 (ASM_CPU_SPEC): Likewise.
7716 * config/sparc/sparc-opts.h (processor_type): Add
7718 (mvis4): New option.
7719 * config/sparc/sparc.h (TARGET_CPU_niagara7): Define.
7720 (AS_NIAGARA7_FLAG): Define.
7721 (ASM_CPU64_DEFAULT_SPEC): Set for niagara7.
7722 (CPP_CPU64_DEFAULT_SPEC): Likewise.
7723 (CPP_CPU_SPEC): Handle niagara7.
7724 (ASM_CPU_SPEC): Likewise.
7725 * config/sparc/sparc.c (niagara7_costs): Define.
7726 (sparc_option_override): Handle niagara7 and adjust cache-related
7727 parameters with better values for niagara cpus. Also support VIS4.
7728 (sparc32_initialize_trampoline): Likewise.
7729 (sparc_use_sched_lookahead): Likewise.
7730 (sparc_issue_rate): Likewise.
7731 (sparc_register_move_cost): Likewise.
7732 (dump_target_flag_bits): Support VIS4.
7733 (sparc_vis_init_builtins): Likewise.
7734 (sparc_builtins): Likewise.
7735 * config/sparc/sparc-c.c (sparc_target_macros): Define __VIS__ for
7737 * config/sparc/driver-sparc.c (cpu_names): Add SPARC-M7 and
7739 * config/sparc/sparc.opt (sparc_processor_type): New value
7741 * config/sparc/visintrin.h (__attribute__): Prototypes for the
7743 * doc/invoke.texi (SPARC Options): Document -mcpu=niagara7 and
7745 * doc/extend.texi (SPARC VIS Built-in Functions): Document the
7748 2016-06-06 Jonathan Wakely <jwakely@redhat.com>
7750 * doc/sourcebuild.texi (Directives): Remove extra closing braces.
7752 2016-06-06 Richard Biener <rguenther@suse.de>
7754 PR tree-optimization/71398
7755 * tree-ssa-loop-ivcanon.c (unloop_loops): First unloop, then
7758 2016-06-05 James Bowman <james.bowman@ftdichip.com>
7760 * config/ft32/ft32.c (ft32_setup_incoming_varargs,
7761 ft32_expand_prolog, ft32_expand_epilogue):
7762 Handle pretend_args.
7763 * config/ft32/ft32.h: Remove OUTGOING_REG_PARM_STACK_SPACE.
7764 * config/ft32/ft32.md: Add pretend_returner.
7766 2016-06-06 Uros Bizjak <ubizjak@gmail.com>
7769 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
7770 Copy op1 RTX to avoid invalid sharing.
7771 (ix86_expand_vector_move_misalign): Ditto.
7773 2016-06-05 John David Anglin <danglin@gcc.gnu.org>
7775 * expr.c (move_by_pieces_d::generate): Mark mode parameter with
7778 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
7780 * predict.c (predicted_by_loop_heuristics_p): New function.
7781 (predict_iv_comparison): Use it.
7782 (predict_loops): Walk from innermost loops; do not predict edges
7783 leaving multiple loops multiple times; implement
7784 PRED_LOOP_ITERATIONS_MAX heuristics.
7785 * predict.def (PRED_LOOP_ITERATIONS_MAX): New predictor.
7787 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
7789 * cfg.c (check_bb_profile): Do not report mismatched profiles when
7790 only edges out of BB are EH edges.
7792 2016-06-04 Martin Sebor <msebor@redhat.com>
7793 Marcin Baczyński <marbacz@gmail.com>
7796 * doc/invoke.texi (-Wreturn-type): Mention not warning on return with
7797 a void expression in a void function.
7799 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
7801 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Do not check
7802 aux; dump reasons of decisions.
7803 (should_duplicate_loop_header_p): Likewise.
7804 (do_while_loop_p): Likewise.
7805 (ch_base::copy_headers): Dump asi num insns duplicated.
7807 2016-06-04 Jakub Jelinek <jakub@redhat.com>
7809 PR tree-optimization/71405
7810 * tree-ssa.c (execute_update_addresses_taken): For clobber with
7811 incompatible type, build a new clobber with the right type instead
7812 of building a VIEW_CONVERT_EXPR around it.
7814 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
7816 PR tree-optimization/52171
7817 * config/sh/sh.c (sh_use_by_pieces_infrastructure_p): Use
7818 by_pieces_ninsns instead of move_by_pieces_ninsns.
7820 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
7822 * config/sh/sh.c (sh_print_operand_address): Don't use hardcoded 'r0'
7823 for reg+reg addressing mode.
7825 2016-06-03 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7827 * rs6000-c.c (c/c-tree.h): Add #include.
7828 (altivec_resolve_overloaded_builtin): Handle ARRAY_TYPE arguments
7829 in C++ when found in the base position of vec_ld or vec_st.
7831 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
7833 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Avoid
7834 use of profile unless profile status is PROFILE_READ.
7835 * profile.c (compute_branch_probabilities): Set profile status
7836 only after reporting predictor hitrates.
7838 2016-06-03 Joseph Myers <joseph@codesourcery.com>
7842 * common.opt (ffp-int-builtin-inexact): New option.
7843 * doc/invoke.texi (-fno-fp-int-builtin-inexact): Document.
7844 * doc/md.texi (floor@var{m}2, btrunc@var{m}2, round@var{m}2)
7845 (ceil@var{m}2): Document dependence on this option.
7846 * ipa-inline-transform.c (inline_call): Handle
7847 flag_fp_int_builtin_inexact.
7848 * ipa-inline.c (can_inline_edge_p): Likewise.
7849 * config/i386/i386.md (rintxf2): Do not test
7850 flag_unsafe_math_optimizations.
7851 (rint<mode>2_frndint): New define_insn.
7852 (rint<mode>2): Do not test flag_unsafe_math_optimizations for 387
7853 or !flag_trapping_math for SSE. Just use gen_rint<mode>2_frndint
7854 for 387 instead of extending and truncating.
7855 (frndintxf2_<rounding>): Test flag_fp_int_builtin_inexact ||
7856 !flag_trapping_math instead of flag_unsafe_math_optimizations.
7857 Change to frndint<mode>2_<rounding>.
7858 (frndintxf2_<rounding>_i387): Likewise. Change to
7859 frndint<mode>2_<rounding>_i387.
7860 (<rounding_insn>xf2): Likewise.
7861 (<rounding_insn><mode>2): Test flag_fp_int_builtin_inexact ||
7862 !flag_trapping_math instead of flag_unsafe_math_optimizations for
7863 x87. Test TARGET_ROUND || !flag_trapping_math ||
7864 flag_fp_int_builtin_inexact instead of !flag_trapping_math for
7865 SSE. Use ROUND_NO_EXC in constant operand of
7866 gen_sse4_1_round<mode>2. Just use gen_frndint<mode>2_<rounding>
7867 for 387 instead of extending and truncating.
7869 2016-06-03 H.J. Lu <hongjiu.lu@intel.com>
7870 Julia Koval <julia.koval@intel.com>
7882 * config/i386/i386-protos.h (ix86_epilogue_uses): New prototype.
7883 * config/i386/i386.c (ix86_conditional_register_usage): Preserve
7884 all registers, except for function return registers if there are
7885 no caller-saved registers.
7886 (ix86_set_func_type): New function.
7887 (ix86_set_current_function): Call ix86_set_func_type to set
7888 no_caller_saved_registers and func_type. Call reinit_regs if
7889 caller-saved registers are changed. Don't allow MPX, SSE, MMX
7890 nor x87 instructions in interrupt handler nor function with
7891 no_caller_saved_registers attribute.
7892 (ix86_function_ok_for_sibcall): Return false if there are no
7893 caller-saved registers.
7894 (type_natural_mode): Don't warn ABI change for MMX in interrupt
7896 (ix86_function_arg_advance): Skip for callee in interrupt handler.
7897 (ix86_function_arg): Return special arguments in interrupt handler.
7898 (ix86_promote_function_mode): Promote pointer to word_mode only
7899 for normal functions.
7900 (ix86_can_use_return_insn_p): Don't use `ret' instruction in
7902 (ix86_epilogue_uses): New function.
7903 (ix86_hard_regno_scratch_ok): Likewise.
7904 (ix86_save_reg): Preserve all registers in interrupt handler
7905 after reload. Preserve all registers, except for function return
7906 registers, if there are no caller-saved registers after reload.
7907 (find_drap_reg): Always use callee-saved register if there are
7908 no caller-saved registers.
7909 (ix86_minimum_incoming_stack_boundary): Return MIN_STACK_BOUNDARY
7910 for interrupt handler.
7911 (ix86_expand_prologue): Don't allow DRAP in interrupt handler.
7912 Emit cld instruction if stringops are used in interrupt handler
7913 or interrupt handler isn't a leaf function.
7914 (ix86_expand_epilogue): Generate interrupt return for interrupt
7915 handler and pop the 'ERROR_CODE' off the stack before interrupt
7916 return in exception handler.
7917 (ix86_expand_call): Disallow calling interrupt handler directly.
7918 If there are no caller-saved registers, mark all registers that
7919 are clobbered by the call which returns as clobbered.
7920 (ix86_handle_no_caller_saved_registers_attribute): New function.
7921 (ix86_handle_interrupt_attribute): Likewise.
7922 (ix86_attribute_table): Add interrupt and no_caller_saved_registers
7924 (TARGET_HARD_REGNO_SCRATCH_OK): Likewise.
7925 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use argument
7926 accumulation in interrupt function if stack may be realigned to
7928 (EPILOGUE_USES): New.
7929 (function_type): New enum.
7930 (machine_function): Add func_type and no_caller_saved_registers.
7931 * config/i386/i386.md (UNSPEC_INTERRUPT_RETURN): New.
7932 (interrupt_return): New pattern.
7933 * doc/extend.texi: Document x86 interrupt and
7934 no_caller_saved_registers attributes.
7936 2016-06-03 Bernd Schmidt <bschmidt@redhat.com>
7938 PR tree-optimization/52171
7939 * builtins.c (expand_cmpstrn_or_cmpmem): Delete, moved elsewhere.
7940 (expand_builtin_memcmp): New arg RESULT_EQ. All callers changed.
7941 Look for constant strings. Move some code to emit_block_cmp_hints
7943 * builtins.def (BUILT_IN_MEMCMP_EQ): New.
7944 * defaults.h (COMPARE_MAX_PIECES): New macro.
7945 * expr.c (move_by_pieces_d, store_by_pieces_d): Remove old structs.
7946 (move_by_pieces_1, store_by_pieces_1, store_by_pieces_2): Remvoe.
7947 (clear_by_pieces_1): Don't declare. Move definition before use.
7948 (can_do_by_pieces): New static function.
7949 (can_move_by_pieces): Use it. Return bool.
7950 (by_pieces_ninsns): Renamed from move_by_pieces_ninsns. New arg
7951 OP. All callers changed. Handle COMPARE_BY_PIECES.
7952 (class pieces_addr); New.
7953 (pieces_addr::pieces_addr, pieces_addr::decide_autoinc,
7954 pieces_addr::adjust, pieces_addr::increment_address,
7955 pieces_addr::maybe_predec, pieces_addr::maybe_postinc): New member
7957 (class op_by_pieces_d): New.
7958 (op_by_pieces_d::op_by_pieces_d, op_by_pieces_d::run): New member
7960 (class move_by_pieces_d, class compare_by_pieces_d,
7961 class store_by_pieces_d): New subclasses of op_by_pieces_d.
7962 (move_by_pieces_d::prepare_mode, move_by_pieces_d::generate,
7963 move_by_pieces_d::finish_endp, store_by_pieces_d::prepare_mode,
7964 store_by_pieces_d::generate, store_by_pieces_d::finish_endp,
7965 compare_by_pieces_d::generate, compare_by_pieces_d::prepare_mode,
7966 compare_by_pieces_d::finish_mode): New member functions.
7967 (compare_by_pieces, emit_block_cmp_via_cmpmem): New static
7969 (expand_cmpstrn_or_cmpmem): Moved here from builtins.c.
7970 (emit_block_cmp_hints): New function.
7971 (move_by_pieces, store_by_pieces, clear_by_pieces): Rewrite to just
7972 use the newly defined classes.
7973 * expr.h (by_pieces_constfn): New typedef.
7974 (can_store_by_pieces, store_by_pieces): Use it in arg declarations.
7975 (emit_block_cmp_hints, expand_cmpstrn_or_cmpmem): Declare.
7976 (move_by_pieces_ninsns): Don't declare.
7977 (can_move_by_pieces): Change return value to bool.
7978 * target.def (TARGET_USE_BY_PIECES_INFRASTRUCTURE_P): Update docs.
7979 (compare_by_pieces_branch_ratio): New hook.
7980 * target.h (enum by_pieces_operation): Add COMPARE_BY_PIECES.
7981 (by_pieces_ninsns): Declare.
7982 * targethooks.c (default_use_by_pieces_infrastructure_p): Handle
7984 (default_compare_by_pieces_branch_ratio): New function.
7985 * targhooks.h (default_compare_by_pieces_branch_ratio): Declare.
7986 * doc/tm.texi.in (STORE_MAX_PIECES, COMPARE_MAX_PIECES): Document.
7987 * doc/tm.texi: Regenerate.
7988 * tree-ssa-strlen.c: Include "builtins.h".
7989 (handle_builtin_memcmp): New static function.
7990 (strlen_optimize_stmt): Call it for BUILT_IN_MEMCMP.
7991 * tree.c (build_common_builtin_nodes): Create __builtin_memcmp_eq.
7993 2016-06-03 Alan Hayward <alan.hayward@arm.com>
7995 * tree-vect-stmts.c (vect_stmt_relevant_p): Do not vectorize non live
7996 relevant stmts which are simple and invariant.
7997 * tree-vect-loop.c (vectorizable_live_operation): Check relevance
7998 instead of simple and invariant
8000 2016-06-03 Alan Hayward <alan.hayward@arm.com>
8002 * tree-vect-loop.c (vect_analyze_loop_operations): Allow live stmts.
8003 (vectorizable_reduction): Check for new relevant state.
8004 (vectorizable_live_operation): vectorize live stmts using
8005 BIT_FIELD_REF. Remove special case for gimple assigns stmts.
8006 * tree-vect-stmts.c (is_simple_and_all_uses_invariant): New function.
8007 (vect_stmt_relevant_p): Check for stmts which are only used live.
8008 (process_use): Use of a stmt does not inherit it's live value.
8009 (vect_mark_stmts_to_be_vectorized): Simplify relevance inheritance.
8010 (vect_analyze_stmt): Check for new relevant state.
8011 * tree-vectorizer.h (vect_relevant): New entry for a stmt which is used
8012 outside the loop, but not inside it.
8014 2016-06-03 Alan Hayward <alan.hayward@arm.com>
8016 * tree-vectorizer.h (vect_get_vec_def_for_operand_1): New.
8017 * tree-vect-stmts.c (vect_get_vec_def_for_operand_1): New.
8018 (vect_get_vec_def_for_operand): Split out code.
8020 2016-06-03 Segher Boessenkool <segher@kernel.crashing.org>
8022 * config/rs6000/rs6000.md (define_peepholes for two mfcr's): Delete.
8024 2016-06-03 Alan Hayward <alan.hayward@arm.com>
8026 * tree-vect-stmts.c (vectorizable_call) Remove GOMP_SIMD_LANE code.
8028 2016-06-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8030 * config/arm/thumb1.md (*thumb1_mulsi3): Fix typos in comment.
8032 2016-06-03 Jakub Jelinek <jakub@redhat.com>
8035 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): If redirecting
8036 to noreturn e->callee->decl that has void return type and void
8037 arguments, adjust gimple_call_fntype and remove lhs even if it had
8038 previously addressable type.
8040 2016-06-02 Jeff Law <law@redhat.com>
8042 PR tree-optimization/71328
8043 * tree-ssa-threadupdate.c (duplicate_thread_path): Fix off-by-one
8044 error when checking for a jump back onto the copied path.
8046 2016-06-02 David Malcolm <dmalcolm@redhat.com>
8048 * config/microblaze/microblaze.c (get_branch_target): Add return
8049 NULL_RTX for the non-CALL_P case.
8050 (insert_wic_for_ilb_runout): Remove unused local "wic_addr1".
8051 (insert_wic): Remove unused local "j".
8053 2016-06-02 Martin Liska <mliska@suse.cz>
8055 * predict.def: Fix typo in PRED_FORTRAN_FAIL_IO display name.
8057 2016-06-02 H.J. Lu <hongjiu.lu@intel.com>
8058 Julia Koval <julia.koval@intel.com>
8060 * function.c (assign_parm_setup_stack): Force source into a
8062 * target.def (function_incoming_arg): Update documentation to
8063 allow arbitrary address computation based on hard register.
8064 * doc/tm.texi: Regenerated.
8066 2016-06-02 Martin Liska <mliska@suse.cz>
8068 * predict.c (combine_predictions_for_bb): Fix first match in
8069 cases where a first predictor contains more than one occurence
8070 in list of predictors. Take the best value in such case.
8072 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8074 PR rtl-optimization/71295
8075 * rtlanal.c (subreg_get_info): If taking a subreg at the requested
8076 offset would go over the size of the inner mode reject it.
8078 2016-06-02 Jakub Jelinek <jakub@redhat.com>
8080 * config/i386/sse.md (*vec_concatv4si): Use v=v,v instead of
8081 x=x,x and v=v,m instead of x=x,m.
8083 * config/i386/sse.md (*vec_concatv2si_sse4_1): Add avx512dq v=Yv,rm
8084 alternative. Change x=x,x alternative to v=Yv,Yv and x=rm,C
8085 alternative to v=rm,C.
8087 * config/i386/sse.md (*vec_concatv2di): Add x86_avx512dq v=Yv,rm
8088 alternative. Change x=xm,C alternative to v=vm,C, x=x,x alternative
8089 to v=Yv,Yv and x=x,m to v=v,m. Use maybe_evex prefix attribute
8090 instead of vex for the last two above mentioned alternatives.
8092 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8095 * config/arm/arm.c (arm_output_multireg_pop): Guard "pop" on update.
8097 2016-06-02 Segher Boessenkool <segher@kernel.crashing.org>
8099 * config/rs6000/dfp.md (trunctddd2): Correct the "length" attribute.
8101 2016-06-01 David Malcolm <dmalcolm@redhat.com>
8103 * config/rl78/rl78.c (rl78_expand_prologue): Convert local
8104 from int to unsigned.
8106 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
8108 * config/rs6000/vsx.md (vsx_splat_<mode>, V2DI/V2DF): Simplify
8109 alternatives, eliminating preferred register class. Add support
8110 for the MTVSRDD instruction in ISA 3.0.
8111 (vsx_splat_v4si_internal): Use splat_input_operand instead of
8112 reg_or_indexed_operand.
8113 (vsx_splat_v4sf_internal): Likewise.
8115 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
8118 * config/rs6000/vsx.md (xxspltib_<mode>_nosplit): Add alternatives
8119 for loading up all 0's or all 1's.
8121 2016-06-01 Thomas Preud'homme <thomas.preudhomme@arm.com>
8123 * doc/sourcebuild.texi (arm_acq_rel): Document new effective target.
8125 2016-06-01 Eduard Sanou <dhole@openmailbox.org>
8127 * doc/cppenv.texi: Note that the `%s` in `date` is a non-standard
8129 * gcc.c (driver_handle_option): Call set_source_date_epoch_envvar.
8130 * gcc.c (set_source_date_epoch_envvar): New function, sets
8131 the SOURCE_DATE_EPOCH environment variable to the current time.
8133 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
8135 * tree-vect-loop.c (vect_determine_vectorization_factor): Also compute
8136 the factor for live Phi nodes.
8138 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
8140 * loop-dolop.c (doloop_optimize): Us likely max iteration bound.
8141 * tree-parloops.c (parallelize_loops): likewise.
8142 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop,
8143 tree_unswitch_outer_loop): likewise.
8145 2016-06-01 Jakub Jelinek <jakub@redhat.com>
8148 * gimplify.c (gimplify_omp_for): Temporarily clear gimplify_omp_ctxp
8149 around creation of the temporary.
8151 2016-06-01 Richard Biener <rguenther@suse.de>
8153 PR tree-optimization/71366
8154 * tree-ssa-loop-ivcanon.c (edges_to_remove): New global.
8155 (unloop_loops): Move removing edges here ...
8156 (try_unroll_loop_completely): ... from here.
8157 (try_peel_loop): ... and here.
8158 (tree_unroll_loops_completely_1): Track parent loops via
8159 bitmap of header BBs.
8160 (tree_unroll_loops_completely): Adjust for that.
8162 2016-06-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
8164 * config/rs6000/altivec.h (vec_slv): New macro.
8165 (vec_srv): New macro.
8166 * config/rs6000/altivec.md (UNSPEC_VSLV): New value.
8167 (UNSPEC_VSRV): New value.
8170 * config/rs6000/rs6000-builtin.def (vslv): New builtin definition.
8171 (vsrv): New builtin definition.
8172 * config/rs6000/rs6000-c.c (P9V_BUILTIN_VSLV): Macro expansion to
8173 define argument types for new builtin.
8174 (P9V_BUILTIN_VSRV): Macro expansion to define argument types for
8176 * doc/extend.texi: Document the new vec_vslv and vec_srv built-in
8179 2016-06-01 Uros Bizjak <ubizjak@gmail.com>
8180 Jocelyn Mayer <l_indien@magic.fr>
8183 * config/i386/driver-i386.c (host_detect_local_cpu): Correctly
8184 detect processor family for signature_CENTAUR_ebx.
8185 <case PROCESSOR_I486>: Pass c3, winchip2 or winchip-c6 for
8186 signature_CENTAUR_ebx.
8187 <case PROCESSOR _PENTIUMPRO>: Pass c3-2 for signature_CENTAUR_ebx.
8188 <default>: Pass x86-64 for has_longmode.
8190 2016-06-01 Nathan Sidwell <nathan@acm.org>
8192 * config/nvptx/nvptx.c (nvptx_assemble_undefined_decl): Reject
8195 2016-06-01 Richard Biener <rguenther@suse.de>
8197 PR tree-optimization/71261
8198 * tree-vect-patterns.c (check_bool_pattern): Gather a hash-set
8199 of stmts successfully put in the bool pattern. Remove
8200 single-use restriction.
8201 (adjust_bool_pattern_cast): Add cast at the use site via the
8202 pattern def sequence.
8203 (adjust_bool_pattern): Remove recursion, maintain a hash-map
8204 of patterned defs. Use the pattern def seqence instead of
8205 multiple independent patterns.
8206 (sort_after_uid): New qsort compare function.
8207 (adjust_bool_stmts): New function to process stmts in the bool
8208 pattern in IL order.
8209 (vect_recog_bool_pattern): Adjust.
8210 * tree-if-conv.c (ifcvt_split_def_stmt): Remove.
8211 (ifcvt_walk_pattern_tree): Likewise.
8212 (stmt_is_root_of_bool_pattern): Likewise.
8213 (ifcvt_repair_bool_pattern): Likewise.
8214 (tree_if_conversion): Do not call ifcvt_repair_bool_pattern.
8216 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
8218 * loop-unroll.c (decide_unroll_constant_iterations,
8219 decide_unroll_runtime_iterations, decide_unroll_stupid): Use
8220 likely upper bounds.
8221 * loop-iv.c (find_simple_exit): Dump likely upper bounds.
8223 2016-06-01 Thomas Schwinge <thomas@codesourcery.com>
8225 * tree-core.h (enum omp_clause_code): Remove
8226 OMP_CLAUSE_DEVICE_RESIDENT. Adjust all users.
8228 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8230 * config/arm/sync.md (arm_store_exclusive<mode>):
8231 Use 'H' output modifier on operands[2] rather than creating a new
8232 entry in out-of-bounds memory of the operands array.
8233 (arm_store_release_exclusivedi): Likewise.
8235 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8237 * config/arm/arm.c (arm_fusion_enabled_p): New function.
8238 * config/arm/arm-protos.h (arm_fusion_enabled_p): Declare prototype.
8239 * config/arm/crypto.md (crypto_<crypto_pattern>, CRYPTO_UNARY):
8240 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
8242 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
8244 * tree-vect-loop.c (vect_determine_vectorization_factor): Also take
8245 into account live statements for mask producers.
8247 2016-06-01 Richard Biener <rguenther@suse.de>
8249 PR tree-optimization/71311
8250 * match.pd (@0 < @1 && @0 < @2 -> @0 < min(@1,@2)): Add :c and
8251 restrict to non-INTEGER_CST @0.
8253 2016-06-01 Richard Biener <rguenther@suse.de>
8255 * match.pd ((A & B) - (A & ~B) -> B - (A ^ B)): Add missing :c.
8256 (relational patterns): Use :c to avoid pattern duplications.
8258 2016-06-01 Richard Biener <rguenther@suse.de>
8260 * genmatch.c (comparison_code_p): New predicate.
8261 (swap_tree_comparison): New function.
8262 (commutate): Add for_vec parameter to append new for entries.
8263 Support commutating relational operators by swapping it alongside
8265 (lower_commutative): Adjust.
8266 (dt_simplify::gen): Do not pass artificial operators to gen
8268 (decision_tree::gen): Do not add artificial operators as parameters.
8269 (parser::parse_expr): Verify operator commutativity when :c is
8270 applied. Allow :C to override this.
8271 * match.pd: Adjust patterns to use :C instead of :c where required.
8273 2016-06-01 Patrick Palka <ppalka@gcc.gnu.org>
8275 PR tree-optimization/71077
8276 * tree-ssa-threadedge.c (simplify_control_stmt_condition_1): In
8277 the combining step, use boolean_false_node and boolean_true_node
8278 as the designated false/true return values.
8280 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
8282 * predict.def (PRED_LOOP_EXTRA_EXIT): Define.
8283 * predict.c (predict_iv_comparison): Also check PRED_LOOP_EXTRA_EXIT.
8284 (predict_extra_loop_exits): Use PRED_LOOP_EXTRA_EXIT instead of
8287 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
8289 * doc/invoke.texi (-frename-registers): Drop -fpeel-loops from list
8290 of flags impliying the register renaming.
8291 * toplev.c (process_options): Do not imply flag_rename_registers with
8294 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
8296 * config/sh/sh.h (ASM_OUTPUT_SYMBOL_REF): Remove macro and use the
8297 default implementation.
8299 2016-05-31 Nathan Sidwell <nathan@acm.org>
8301 * dwarf2out.c (cur_line_info_table): Add GTY marker.
8303 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
8305 * config/sh/constraints.md (b): Remove constraint.
8306 * config/sh/predicates.md (arith_reg_operand): Remove
8308 * config/sh/sh-modes.def (PDI): Remove.
8309 * config/sh/sh.c (sh_target_reg_class,
8310 sh_optimize_target_register_callee_saved): Remove functions.
8311 (sh_option_override): Don't set MASK_SAVE_ALL_TARGET_REGS.
8312 (sh_expand_epilogue): Update comment.
8313 (sh_hard_regno_mode_ok, sh_register_move_cost, calc_live_regs,
8314 sh_secondary_reload): Remove TARGET_REGS related code.
8315 * config/sh/sh.h (FIRST_TARGET_REG, LAST_TARGET_REG,
8316 TARGET_REGISTER_P): Remove macros.
8317 (SH_DBX_REGISTER_NUMBER, REG_ALLOC_ORDER): Remove target regs.
8318 * config/sh/sh.md (PR_MEDIA_REG, T_MEDIA_REG, FR23_REG, TR0_REG,
8319 TR1_REG, TR2_REG): Remove constants.
8320 * config/sh/sh.opt (SAVE_ALL_TARGET_REGS): Remove.
8322 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
8324 * config/sh/sh.md (adddi3, subdi3, negdi2, abs<mode>2): Remove
8325 define_expand patterns.
8326 (adddi3_compact): Rename to adddi3.
8327 (subdi3_compact): Rename to subdi3.
8328 (*negdi2): Rename to negdi2.
8329 (*abs<mode>2): Rename to abs<mode>2.
8331 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
8333 * config/rx/rx.md (FETCHOP_NO_MINUS): New code iterator.
8334 (atomic_<fetchop_name>_fetchsi): Extract minus operator into ...
8335 (atomic_sub_fetchsi): ... this new pattern.
8336 (mvtc): Add CC_REG clobber.
8338 2016-05-31 Marek Polacek <polacek@redhat.com>
8340 * gimplify.c (gimplify_switch_expr): Also handle GIMPLE_TRY.
8342 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8344 * config/aarch64/aarch64.c (aarch_macro_fusion_pair_p): Use
8345 aarch64_fusion_enabled_p to check for fusion capabilities.
8347 2016-05-31 Richard Biener <rguenther@suse.de>
8349 PR tree-optimization/71352
8350 * tree-ssa-reassoc.c (zero_one_operation): Handle op equal to
8351 minus one and a negate.
8353 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8355 * config/aarch64/aarch64.c (aarch64_simd_attr_length_move): Delete.
8356 * config/aarch64/aarch64-protos.h (aarch64_simd_attr_length_move):
8358 * config/aarch64/iterators.md (insn_count): Add descriptive comment.
8359 * config/aarch64/aarch64-simd.md (*aarch64_mov<mode>, VSTRUCT modes):
8360 Remove use of aarch64_simd_attr_length_move, set length attribute
8362 (*aarch64_be_movoi): Likewise.
8363 (*aarch64_be_movci): Likewise.
8364 (*aarch64_be_movxi): Likewise.
8366 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
8368 * loop-init.c (gate): Do not enale RTL loop unroller with -fpeel-loops.
8369 It no longer does that.
8370 * toplev.c (process_options): Do not enable flag_web with -fpeel-loops.
8372 2016-05-31 Wladimir J. van der Laan <laanwj@gmail.com>
8374 * config/aarch64/arm_neon.h (vdupb_laneq_s8): Remove spurious
8375 attribute __unused__.
8377 2016-05-31 Thomas Preud'homme <thomas.preudhomme@arm.com>
8379 * config/arm/arm-protos.h (arm_arch_thumb1): Declare.
8380 * config/arm/arm.c (arm_arch_thumb1): Define.
8381 (arm_option_override): Initialize arm_arch_thumb1.
8382 * config/arm/arm.h (arm_arch_thumb1): Declare.
8383 (TARGET_ARM_ARCH_ISA_THUMB): Use arm_arch_thumb to determine if target
8384 support Thumb-1 ISA.
8386 2016-05-31 Kirill Yukhin <kirill.yukhin@intel.com>
8389 * config/i386/sse.md (define_insn_and_split "*vec_extractv4sf_0"): Use
8390 `Yv' for scalar operand.
8392 2016-05-31 Tom de Vries <tom@codesourcery.com>
8394 PR tree-optimization/69068
8395 * graphite-isl-ast-to-gimple.c (copy_bb_and_scalar_dependences): Handle
8396 phis with more than two args.
8398 2016-05-30 Andreas Tobler <andreast@gcc.gnu.org>
8400 * config.gcc: Move hard float support for arm*hf*-*-freebsd* into
8401 armv6*-*-freebsd* for FreeBSD 11. Eliminate the arm*hf*-*-freebsd*
8404 2016-05-30 Jose E. Marchesi <jose.marchesi@oracle.com>
8406 * config.gcc (sparc*-*-*): Support cpu_32, cpu_64, tune_32 and
8408 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
8410 * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Add entries for
8411 cpu_32, cpu_64, tune_32 and tune_64.
8412 * config/sparc/sol2.h (OPTION_DEFAULT_SPECS): Likewise.
8414 2016-05-30 Uros Bizjak <ubizjak@gmail.com>
8416 * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
8418 2016-05-30 Andi Kleen <ak@linux.intel.com>
8420 * auto-profile.c (read_profile): Replace asserts with errors
8421 when file does not exist.
8422 * gcov-io.c (gcov_read_words): Dito.
8424 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
8426 * tree-cfg.c (print_loop): Print likely upper bounds.
8428 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
8430 * doc/invoke.texi (-fpeel-loops,-O3): Update documentation.
8431 * opts.c (default_options): Enable peel loops at -O3.
8432 * tree-ssa-loop-ivcanon.c (peeled_loops): New static var.
8433 (try_peel_loop): Do not re-peel already peeled loops;
8434 use likely upper bounds; fix profile updating.
8435 (pass_complete_unroll::execute): Initialize peeled_loops.
8437 2016-05-30 Martin Liska <mliska@suse.cz>
8439 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Scale
8440 computed costs by frequency of BB they belong to.
8441 (get_scaled_computation_cost_at): New function.
8443 2016-05-30 Alexander Monakov <amonakov@ispras.ru>
8444 Marc Glisse <marc.glisse@inria.fr>
8446 PR tree-optimization/71289
8447 * match.pd (-1 / B < A, A > -1 / B): New transformations.
8449 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
8451 * tree-vect-loop.c (vect_transform_loop): Update likely bounds.
8453 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
8455 * tree-ssa-loop-ivcanon.c (try_peel_loop): Correctly set wont_exit
8456 for peeled copies; avoid underflow when updating estimates; correctly
8459 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
8461 * tree-ssa-reassoc.ci (swap_ops_for_binary_stmt): Fix typo from commit
8462 r236875. Corrected oe3 to oe2 as obvious.
8464 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
8468 * tree-ssa-reassoc.c (insert_stmt_before_use): Use find_insert_point so
8469 that inserted stmt will not dominate stmts that defines its operand.
8470 (rewrite_expr_tree): Add stmt_to_insert before adding the use stmt.
8471 (rewrite_expr_tree_parallel): Likewise.
8473 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
8476 * tree-ssa-reassoc.c (swap_ops_for_binary_stmt): Fix swap such that
8477 all fields including stmt_to_insert are swapped.
8479 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
8481 * predict.h (force_edge_cold): Declare.
8482 * predict.c (force_edge_cold): New function.
8483 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Fix profile
8485 (canonicalize_loop_induction_variables): Fix formating.
8487 2016-05-30 Eric Botcazou <ebotcazou@adacore.com>
8489 * config/visium/visium.c (visium_split_double_add): Minor tweaks.
8490 (visium_expand_copysign): Use gen_int_mode directly.
8491 (visium_compute_frame_size): Minor tweaks.
8493 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
8495 * tree-vect-loop.c (vect_analyze_loop_2): Use
8496 likely_max_stmt_executions_int.
8498 2016-05-30 Tom de Vries <tom@codesourcery.com>
8500 PR tree-optimization/69067
8501 * graphite-isl-ast-to-gimple.c (get_def_bb_for_const): Remove assert.
8503 2016-05-29 Uros Bizjak <ubizjak@gmail.com>
8506 * config/i386/sync.md (define_peephole2 atomic_storedi_fpu):
8507 New peepholes to remove unneeded fild/fistp pairs.
8508 (define_peephole2 atomic_loaddi_fpu): Ditto.
8510 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
8512 * predict.c (maybe_hot_frequency_p): Avoid division.
8514 2016-05-28 Gerald Pfeifer <gerald@pfeifer.com>
8516 * doc/install.texi: Use https for shop.fsf.org.
8518 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
8520 * tree-ssa-loop-ivopts.c (estimated_stmt_executions_int): Use
8521 likely_max_stmt_executions_int.
8523 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
8525 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
8526 likely_max_stmt_executions_int.
8528 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
8530 * profile.c (compute_branch_probabilities): Do not report hitrates
8532 (branch_prob): Report hitrates here.
8533 * predict.c (gimple_predict_edge): Do not assert profile status;
8534 fix formatting issues.
8536 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
8538 * predict.c (edge_predicted_by_p): New function.
8539 (predict_paths_for_bb): Do not put multiple predictions of the same type
8542 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
8544 * tree-ssa-loop-niter.c (number_of_iterations_exit): Revert accidental
8547 2016-05-28 Alan Modra <amodra@gmail.com>
8549 * dominance.c (verify_dominators): Don't segfault on NULL imm_bb.
8551 2016-05-28 Alan Modra <amodra@gmail.com>
8553 PR rtl-optimization/71275
8554 * ira.c (ira): Free dominance info.
8556 2016-05-27 Gerald Pfeifer <gerald@pfeifer.com>
8558 * doc/sourcebuild.texi: New address for upstream Go repository.
8560 2016-05-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
8562 * config/arm/arm.h (TARGET_ARM_V6M): Remove.
8563 (TARGET_ARM_V7M): Likewise.
8565 2016-05-26 Jeff Law <law@redhat.com>
8567 * tree-ssa-threadedge.c: Remove include of tree-ssa-threadbackward.h.
8568 (thread_across_edge): Remove calls to find_jump_threads_backwards.
8569 * passes.def: Add jump threading passes before DOM/VRP.
8570 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Change
8571 argument to a basic block from an edge. Remove tests which are
8573 (pass_data_thread_jumps, class pass_thread_jumps): New.
8574 (pass_thread_jumps::gate, pass_thread_jumps::execute): New.
8575 (make_pass_thread_jumps): Likewise.
8576 * tree-pass.h (make_pass_thread_jumps): Declare.
8578 2016-05-27 Eric Botcazou <ebotcazou@adacore.com>
8580 * config/visium/visium-protos.h (split_double_move): Rename into...
8581 (visium_split_double_move): ...this.
8582 (visium_split_double_add): Declare.
8583 * config/visium/visium.c (split_double_move): Rename into...
8584 (visium_split_double_move): ...this.
8585 (visium_split_double_add): New function.
8586 (visium_expand_copysign): Renumber operands for consistency.
8587 * config/visium/visium.md (DImode move splitter): Adjust to renaming.
8588 (DFmode move splitter): Likewise.
8589 (*addi3_insn): Split by means of visium_split_double_add.
8590 (*adddi3_insn_flags): Delete.
8591 (*plus_plus_sltu<subst_arith>): New insn.
8592 (*subdi3_insn): Split by means of visium_split_double_add.
8593 (subdi3_insn_flags): Delete.
8594 (*minus_minus_sltu<subst_arith>): New insn.
8595 (*negdi2_insn): Split by means of visium_split_double_add.
8596 (*negdi2_insn_flags): Delete.
8598 2016-05-27 Ulrich Weigand <uweigand@de.ibm.com>
8600 * configure.ac: Treat a --with-headers option without argument
8601 the same as the default (i.e. consult sys-include directory).
8602 * configure: Regenerate.
8604 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8606 * config/aarch64/aarch64.c (aarch64_fusion_enabled_p): New function.
8607 * config/aarch64/aarch64-protos.h (aarch64_fusion_enabled_p): Declare
8609 * config/aarch64/aarch64-simd.md (aarch64_crypto_aes<aesmc_op>v16qi):
8610 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
8612 2016-05-27 Jiong Wang <jiong.wang@arm.com>
8615 * config/aarch64/aarch64.c (aarch64_expand_builtin_va_start): Honor
8616 tree-stdarg analysis results.
8617 (aarch64_setup_incoming_varargs): Likewise.
8619 2016-05-27 Jiong Wang <jiong.wang@arm.com>
8621 * config/aarch64/aarch64.c (aarch64_build_builtin_va_list): Initialize
8622 va_list_gpr_counter_field and va_list_fpr_counter_field.
8624 2016-05-27 Wilco Dijkstra <wdijkstr@arm.com>
8627 * config/aarch64/aarch64.h (CANNOT_CHANGE_MODE_CLASS): Remove.
8628 * config/aarch64/aarch64.c
8629 (aarch64_cannot_change_mode_class): Remove function.
8630 * config/aarch64/aarch64-protos.h
8631 (aarch64_cannot_change_mode_class): Remove.
8633 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
8635 * cfgloop.c (record_niter_bound): Record likely upper bounds.
8636 (likely_max_stmt_executions_int, get_likely_max_loop_iterations,
8637 get_likely_max_loop_iterations_int): New.
8638 * cfgloop.h (struct loop): Add nb_iterations_likely_upper_bound,
8639 any_likely_upper_bound.
8640 (get_likely_max_loop_iterations_int, get_likely_max_loop_iterations):
8642 * cfgloopmanip.c (copy_loop_info): Copy likely upper bounds.
8643 * loop-unroll.c (unroll_loop_constant_iterations): Update likely
8645 (unroll_loop_constant_iterations): Likewise.
8646 (unroll_loop_runtime_iterations): Likewise.
8647 * lto-streamer-in.c (input_cfg): Stream likely upper bounds.
8648 * lto-streamer-out.c (output_cfg): Likewise.
8649 * tree-ssa-loop-ivcanon.c (try_peel_loop): Update likely upper
8651 (canonicalize_loop_induction_variables): Dump likely upper bounds.
8652 * tree-ssa-loop-niter.c (record_estimate): Record likely upper bounds.
8653 (likely_max_loop_iterations): New.
8654 (likely_max_loop_iterations_int): New.
8655 (likely_max_stmt_executions): New.
8656 * tree-ssa-loop-niter.h (likely_max_loop_iterations,
8657 likely_max_loop_iterations_int, likely_max_stmt_executions_int,
8658 likely_max_stmt_executions): Declare.
8660 2016-05-27 Marek Polacek <polacek@redhat.com>
8663 * gimple-fold.c (gimple_fold_call): Check that LHS is not null.
8665 2016-05-27 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8667 * config/s390/s390.md (2x risbg splitters): Use
8668 reg_overlap_mentioned_p instead of rtx_equal_p.
8670 2016-05-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
8672 * combine.c (make_compound_operation): Take known zero bits into
8673 account when checking for possible zero_extend.
8675 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8677 * config/aarch64/aarch64.md (ashl<mode>3, SHORT modes):
8678 Use const_int_operand for operand 2 predicate. Simplify expand code
8681 2016-05-27 Ilya Enkovich <ilya.enkovich@intel.com>
8684 * fold-const.c (fold_ternary_loc): Don't fold VEC_COND_EXPR
8687 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8689 * config/aarch64/aarch64-modes.def (CC_ZESWP, CC_SESWP): Delete.
8690 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Remove condition
8691 that returns CC_SESWPmode and CC_ZESWPmode.
8692 (aarch64_get_condition_code_1): Remove handling of CC_SESWPmode
8694 (aarch64_rtx_costs): Likewise.
8696 2016-05-26 Michael Meissner <meissner@linux.vnet.ibm.com>
8698 * config/rs6000/rs6000.c (rs6000_emit_p9_fp_minmax): New function
8699 for ISA 3.0 min/max support.
8700 (rs6000_emit_p9_fp_cmove): New function for ISA 3.0 floating point
8701 conditional move support.
8702 (rs6000_emit_cmove): Call rs6000_emit_p9_fp_minmax and
8703 rs6000_emit_p9_fp_cmove if the ISA 3.0 instructions are
8705 * config/rs6000/rs6000.md (SFDF2): New iterator to allow doing
8706 conditional moves where the comparison type is different from move
8708 (fp_minmax): New code iterator for smin/smax.
8709 (minmax): New code attributes for min/max.
8710 (SMINMAX): Likewise.
8711 (smax<mode>3): Combine min, max insns into one insn using the
8712 fp_minmax code iterator. Add support for ISA 3.0 min/max
8713 instructions that don't need -ffast-math.
8714 (s<minmax><mode>3): Likewise.
8715 (smax<mode>3_vsx): Likewise.
8716 (smin<mode>3): Likewise.
8717 (s<minmax><mode>3_vsx): Likewise.
8718 (smin<mode>3_vsx): Likewise.
8719 (pre-VSX min/max splitters): Likewise.
8720 (s<minmax><mode>3_fpr): Likewise.
8721 (movsfcc): Rewrite floating point conditional moves to combine
8722 SFmode/DFmode into a single insn.
8723 (mov<mode>cc): Likewise.
8724 (movdfcc): Likewise.
8725 (fselsfsf4): Combine FSEL cases into a single insn, using SFDF and
8726 SFDF2 iterators to handle all combinations.
8727 (fseldfsf4): Likewise.
8728 (fsel<SFDF:mode><SFDF2:mode>4): Likewise.
8729 (fseldfdf4): Likewise.
8730 (fselsfdf4): Likewise.
8731 (mov<SFDF:mode><SFDF2:mode>cc_p9): Add support for the ISA 3.0
8732 comparison instructions that set a 0/-1 mask, and use it for
8733 floating point conditional move via XXSEL.
8734 (fpmask<mode>): Likewise.
8735 (xxsel<mode>): Likewise.
8736 * config/rs6000/predicates.md (min_max_operator): Delete, no
8738 (fpmask_comparison_operaton): New insn for ISA 3.0 comparison
8739 instructions that generate a 0/-1 mask for use with XXSEL.
8740 * config/rs6000/rs6000.h (TARGET_MINMAX_SF): New helper macros to
8741 say whether floating point min/max is available, either through
8742 FSEL, ISA 2.06 min/max, and ISA 3.0 min/max instrucitons.
8743 (TARGET_MINMAX_DF): Likewise.
8745 2016-05-27 Alan Modra <amodra@gmail.com>
8747 PR rtl-optimization/71275
8748 * ira.c (ira): Call loop_optimizer_init to set up bb_loop_depth
8749 for update_equiv_regs and combine_and_move_insns.
8751 2016-05-26 Uros Bizjak <ubizjak@gmail.com>
8753 * config/i386/i386.md (*movqi_internal) <attr "isa">: Use
8754 if_then_else or cond RTXes to calculate attribute value.
8755 * config/i386/mmx.md (*vec_extractv2sf_1) <attr "prefix_rep">: Ditto.
8756 <attr "length_immediate>: Ditto.
8757 (*vec_extractv2sf_1) <attr "length_immediate">: Ditto.
8758 * config/i386/sse.md (sse_loadlps) <attr "length_immediate">: Ditto.
8759 (*vec_concatv2sf_sse4_1) <attr "isa">: Ditto.
8760 <attr "type">: Ditto.
8761 <attr "prefix_data16">: Ditto.
8762 <attr "prefix_extra">: Ditto.
8763 <attr "length_immediate">: Ditto.
8764 <attr "prefix">: Ditto.
8765 (vec_set<mode>_0) <attr "isa">: Ditto.
8766 <attr "prefix_extra">: Ditto.
8767 <attr "length_immediate">: Ditto.
8768 <attr "prefix">: Ditto.
8769 (*vec_interleave_highv2df) <attr "prefix_data16">: Ditto.
8770 (*vec_interleave_lowv2df) <attr "prefix_data16">: Ditto.
8771 (sse2_storelpd) <attr "prefix_data16">: Ditto.
8772 (sse2_loadhpd) <attr "prefix_data16">: Ditto.
8773 (sse2_loadlpd) <attr "prefix_data16">: Ditto.
8774 <attr "length_immediate">: Ditto.
8775 <attr "prefix">: Ditto.
8776 (sse2_movsd) <attr "length_immediate">: Ditto.
8777 <attr "prefix">: Ditto.
8778 (vec_concatv2df) <attr "isa">: Ditto.
8779 <attr "prefix">: Ditto.
8780 (*vec_extractv4si) <attr "prefix_extra">: Ditto.
8781 (*vec_extractv2di_1) <attr "isa">: Ditto.
8782 <attr "type">: Ditto.
8783 <attr "length_immediate">: Ditto.
8784 <attr "prefix_rex">: Ditto.
8785 <attr "prefix_extra">: Ditto.
8786 (*vec_concatv2si_sse4_1) <attr "type">: Ditto.
8787 <attr "prefix_extra">: Ditto.
8788 <attr "length_immediate">: Ditto.
8789 (vec_concatv2di) <attr "isa">: Ditto.
8790 <attr "prefix_extra">: Ditto.
8791 <attr "length_immediate">: Ditto.
8792 <attr "prefix">: Ditto.
8794 2016-05-26 Martin Liska <mliska@suse.cz>
8796 * tree-ssa-loop-ivopts.c (comp_cost::infinite_cost_p): New
8798 (operator+): Likewise.
8799 (operator-): Likewise.
8800 (comp_cost::operator+=): Likewise.
8801 (comp_cost::operator-=): Likewise.
8802 (comp_cost::operator/=): Likewise.
8803 (comp_cost::operator*=): Likewise.
8804 (operator<): Likewise.
8805 (operator==): Likewise.
8806 (operator<=): Likewise.
8808 (infinite_cost_p): Likewise.
8809 (add_costs): Likewise.
8810 (sub_costs): Likewise.
8811 (compare_costs): Likewise.
8812 (set_group_iv_cost): Use the newly introduced functions.
8813 (get_address_cost): Likewise.
8814 (get_shiftadd_cost): Likewise.
8815 (force_expr_to_var_cost): Likewise.
8816 (split_address_cost): Likewise.
8817 (ptr_difference_cost): Likewise.
8818 (difference_cost): Likewise.
8819 (get_computation_cost_at): Likewise.
8820 (determine_group_iv_cost_generic): Likewise.
8821 (determine_group_iv_cost_address): Likewise.
8822 (determine_group_iv_cost_cond): Likewise.
8823 (autoinc_possible_for_pair): Likewise.
8824 (determine_group_iv_costs): Likewise.
8825 (cheaper_cost_pair): Likewise.
8826 (iv_ca_recount_cost): Likewise.
8827 (iv_ca_set_no_cp): Likewise.
8828 (iv_ca_set_cp): Likewise.
8829 (iv_ca_cost): Likewise.
8830 (iv_ca_new): Likewise.
8831 (iv_ca_dump): Likewise.
8832 (iv_ca_narrow): Likewise.
8833 (iv_ca_prune): Likewise.
8834 (iv_ca_replace): Likewise.
8835 (try_add_cand_for): Likewise.
8836 (try_improve_iv_set): Likewise.
8837 (find_optimal_iv_set): Likewise.
8839 2016-05-26 Richard Sandiford <richard.sandiford@arm.com>
8841 * tree-ssa-loop-ivopts.c (loop_body_includes_call): Don't assume
8842 that internal functions will clobber all caller-saved registers.
8844 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
8846 * config/aarch64/aarch64.c (aarch64_case_values_threshold):
8847 Return a better case_values_threshold when optimizing.
8849 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
8851 * config/aarch64/aarch64-simd.md (aarch64_combinez):
8852 Add ? to integer variant.
8853 (aarch64_combinez_be): Likewise.
8855 2016-05-26 Jakub Jelinek <jakub@redhat.com>
8857 * config/i386/sse.md (*vcvtps2ph_store<mask_name>): Use v constraint
8858 instead of x constraint.
8859 (vcvtps2ph256<mask_name>): Likewise.
8861 * config/i386/sse.md (*ssse3_palignr<mode>_perm): Add avx512bw
8862 alternative. Formatting fix.
8864 * config/i386/sse.md
8865 (<mask_codefor>avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Rename
8867 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>): ... this.
8868 (*avx_vperm_broadcast_v4sf): Use v constraint instead of x. Use
8869 maybe_evex prefix instead of vex.
8870 (*avx_vperm_broadcast_<mode>): Use v constraint instead of x. Handle
8871 EXT_REX_SSE_REG_P (op0) case in the splitter.
8873 2016-05-25 Jeff Law <law@redhat.com>
8875 PR tree-optimization/71272
8876 * tree-ssa-threadbackward.c (convert_and_register_jump_thread_path):
8877 Update comments. Add test for empty path.
8879 2016-05-25 Bill Seurer <seurer@linux.vnet.ibm.com>
8881 * config/rs6000/altivec.h (vec_cmpne): Add #define for vec_cmpne.
8882 * config/rs6000/rs6000-builtin.def (vec_cmpne): Add vec_cmpne as a
8883 special case builtin.
8884 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
8885 code for ALTIVEC_BUILTIN_VEC_CMPNE.
8886 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
8887 for __builtin_vec_cmpne.
8889 2016-05-25 Eric Botcazou <ebotcazou@adacore.com>
8891 * tree-ssa-phiopt.c (factor_out_conditional_conversion): Remove
8892 redundant test and bail out if the type of the new operand is not
8893 a GIMPLE register type after stripping a VIEW_CONVERT_EXPR.
8895 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
8897 * config/i386/i386.opt (ix86_target_flags_explicit): Remove.
8898 (x_ix86_target_flags_explicit): Remove.
8899 * config/i386/i386.c (ix86_function_specific_save): Do not copy
8900 x_ix86_target_flags_explicit.
8901 (ix86_function_specific_restore): Ditto.
8903 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
8904 H.J. Lu <hongjiu.lu@intel.com>
8907 * common/config/i386/i386-common.c
8908 (OPTION_MASK_ISA_GENERAL_REGS_ONLY_UNSET): New.
8909 (ix86_handle_option) <case OPT_mgeneral_regs_only>: Disable
8910 MPX, MMX, SSE and x87 instructions for -mgeneral-regs-only.
8911 * config/i386/i386.opt (ix86_target_flags): Add new Variable.
8912 (-mgeneral-regs-only): Add new option.
8913 * config/i386/i386.c (ix86_option_override_internal): Don't enable
8914 x87 instructions if only general registers are allowed.
8915 (ix86_target_string): Add ix86_flags argument. Handle additional
8916 flags options through ix86_flags argument. Update all callers.
8917 * doc/invoke.texi (x86 Options): Document -mgeneral-regs-only.
8919 2016-05-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8921 PR rtl-optimization/66940
8922 * ifcvt.c (noce_get_alt_condition): Check that incrementing or
8923 decrementing desired_val will not overflow before performing these
8926 2016-05-25 Ilya Verbin <ilya.verbin@intel.com>
8928 * config/i386/i386-builtin-types.def: Add V16SI_FTYPE_V16SF,
8929 V8DF_FTYPE_V8DF_ROUND, V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND.
8930 * config/i386/i386.c (enum ix86_builtins): Add
8931 IX86_BUILTIN_CVTPS2DQ512_MASK, IX86_BUILTIN_FLOORPS512,
8932 IX86_BUILTIN_FLOORPD512, IX86_BUILTIN_CEILPS512, IX86_BUILTIN_CEILPD512,
8933 IX86_BUILTIN_TRUNCPS512, IX86_BUILTIN_TRUNCPD512,
8934 IX86_BUILTIN_CVTPS2DQ512, IX86_BUILTIN_VEC_PACK_SFIX512,
8935 IX86_BUILTIN_FLOORPS_SFIX512, IX86_BUILTIN_CEILPS_SFIX512,
8936 IX86_BUILTIN_ROUNDPS_AZ_SFIX512.
8937 (builtin_description bdesc_args): Add __builtin_ia32_floorps512,
8938 __builtin_ia32_ceilps512, __builtin_ia32_truncps512,
8939 __builtin_ia32_floorpd512, __builtin_ia32_ceilpd512,
8940 __builtin_ia32_truncpd512, __builtin_ia32_cvtps2dq512,
8941 __builtin_ia32_vec_pack_sfix512, __builtin_ia32_roundps_az_sfix512,
8942 __builtin_ia32_floorps_sfix512, __builtin_ia32_ceilps_sfix512.
8943 Change IX86_BUILTIN_CVTPS2DQ512 to IX86_BUILTIN_CVTPS2DQ512_MASK for
8944 __builtin_ia32_cvtps2dq512_mask.
8945 (ix86_expand_args_builtin): Handle V8DF_FTYPE_V8DF_ROUND,
8946 V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF.
8947 (ix86_builtin_vectorized_function): Handle builtins mentioned above.
8948 * config/i386/sse.md
8949 (<mask_codefor>avx512f_fix_notruncv16sfv16si<mask_name><round_name>):
8951 (avx512f_fix_notruncv16sfv16si<mask_name><round_name>): ... this.
8952 (<mask_codefor>avx512f_cvtpd2dq512<mask_name><round_name>): Rename
8954 (avx512f_cvtpd2dq512<mask_name><round_name>): ... this.
8955 (avx512f_vec_pack_sfix_v8df): New define_expand.
8956 (avx512f_roundpd512): Rename to ...
8957 (avx512f_round<castmode>512): ... this. Change iterator.
8958 (avx512f_roundps512_sfix): New define_expand.
8959 (round<mode>2_sfix): Change iterator.
8961 2016-05-25 Nick Clifton <nickc@redhat.com>
8963 * config/msp430/msp430.c (msp430_attr): Produce an error if a
8964 static interrupt handler is detected.
8965 * config/msp430/msp430.h (LIB_SPEC): Do not use msp430.ld as the
8966 default linker script.
8967 * config/msp430/msp430.md (movpsihi2_lo): New pattern for loading
8968 the low part of a symbolic pointer.
8970 2016-05-25 Richard Biener <rguenther@suse.de>
8972 PR tree-optimization/71261
8973 * tree-if-conv.c (ifcvt_split_def_stmt): Walk uses on the
8974 interesting stmt instead of immediate uses when looking
8975 for the use operand to replace.
8977 2016-05-25 Martin Liska <mliska@suse.cz>
8979 * ipa-inline.c (edge_badness): Use 'w/' instead of 'w'.
8981 2016-05-25 Richard Biener <rguenther@suse.de>
8983 PR tree-optimization/71264
8984 * tree-vect-stmts.c (vect_init_vector): Properly deal with
8987 2016-05-25 Martin Liska <mliska@suse.cz>
8989 PR tree-optimization/71239
8990 * tree.c (array_at_struct_end_p): Do not call operand_equal_p
8991 if DECL_SIZE is NULL.
8993 2016-05-25 Richard Biener <rguenther@suse.de>
8995 * timevar.def (TV_TREE_LOOP_IFCVT): Add.
8996 * tree-if-conv.c (pass_data_if_conversion): Use it.
8998 2016-05-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
9000 * cgraph.c (cgraph_node::get_availability): Fix typo in comment.
9001 * symtab.c (symtab_node::binds_to_current_def_p): Likewise.
9002 * varpool.c (varpool_node::get_availability): Likewise.
9004 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
9006 * config/rs6000/altivec.md (VNEG iterator): New iterator for
9007 VNEGW/VNEGD instructions.
9008 (p9_neg<mode>2): New insns for ISA 3.0 VNEGW/VNEGD.
9009 (neg<mode>2): Add expander for V2DImode added in ISA 2.07, and
9010 support for ISA 3.0 VNEGW/VNEGD instructions.
9012 2016-05-24 Cesar Philippidis <cesar@codesourcery.com>
9014 * gimplify.c (omp_notice_variable): Use zero-length arrays for data
9015 pointers inside OACC_DATA regions.
9016 (gimplify_scan_omp_clauses): Prune firstprivate clause associated
9017 with OACC_DATA, OACC_ENTER_DATA and OACC_EXIT data regions.
9018 (gimplify_adjust_omp_clauses): Fix typo in comment.
9020 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
9022 * config/rs6000/altivec.md (VParity): New mode iterator for vector
9023 parity built-in functions.
9024 (p9v_ctz<mode>2): Add support for ISA 3.0 vector count trailing
9026 (p9v_parity<mode>2): Likewise.
9027 * config/rs6000/vector.md (VEC_IP): New mode iterator for vector
9029 (ctz<mode>2): ISA 3.0 expander for vector count trailing zeros.
9030 (parity<mode>2): ISA 3.0 expander for vector parity.
9031 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_1): New macros for
9033 (BU_P9_64BIT_MISC_0): Likewise.
9034 (BU_P9_MISC_0): Likewise.
9035 (BU_P9V_AV_1): Likewise.
9036 (BU_P9V_AV_2): Likewise.
9037 (BU_P9V_AV_3): Likewise.
9038 (BU_P9V_AV_P): Likewise.
9039 (BU_P9V_VSX_1): Likewise.
9040 (BU_P9V_OVERLOAD_1): Likewise.
9041 (BU_P9V_OVERLOAD_2): Likewise.
9042 (BU_P9V_OVERLOAD_3): Likewise.
9043 (VCTZB): Add vector count trailing zeros support.
9047 (VPRTYBD): Add vector parity support.
9048 (VPRTYBQ): Likewise.
9049 (VPRTYBW): Likewise.
9050 (VCTZ): Add overloaded vector count trailing zeros support.
9051 (VPRTYB): Add overloaded vector parity support.
9052 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
9053 overloaded vector count trailing zeros and parity instructions.
9054 * config/rs6000/rs6000.md (wd mode attribute): Add V1TI and TI for
9055 vector parity support.
9056 * config/rs6000/altivec.h (vec_vctz): Add ISA 3.0 vector count
9057 trailing zeros support.
9058 (vec_cntlz): Likewise.
9059 (vec_vctzb): Likewise.
9060 (vec_vctzd): Likewise.
9061 (vec_vctzh): Likewise.
9062 (vec_vctzw): Likewise.
9063 (vec_vprtyb): Add ISA 3.0 vector parity support.
9064 (vec_vprtybd): Likewise.
9065 (vec_vprtybw): Likewise.
9066 (vec_vprtybq): Likewise.
9067 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
9068 the ISA 3.0 vector count trailing zeros and vector parity built-in
9071 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
9073 * tree-ssa-reassoc.c (sort_by_operand_rank): Skip checking gimple_bb
9074 when there is stmt_to_insert.
9076 2016-05-24 Martin Sebor <msebor@redhat.com>
9079 * tree.h (complete_or_array_type_p): New inline function.
9081 2016-05-24 Jakub Jelinek <jakub@redhat.com>
9083 * config/i386/i386.h (TARGET_AVOID_4BYTE_PREFIXES): Define.
9084 * config/i386/constraints.md (Yr): Test TARGET_AVOID_4BYTE_PREFIXES
9085 rather than X86_TUNE_AVOID_4BYTE_PREFIXES.
9087 * config/i386/sse.md (<sse4_1>_round<ssemodesuffix><avxsizesuffix>):
9088 Limit 1st alternative to noavx isa, split 2nd alternative into one
9089 noavx and one avx alternative, use *x and Bm in the former and
9090 x and m in the latter.
9092 * config/i386/sse.md (vec_set<mode>_0): Use sse4_noavx isa instead
9093 of sse4 for the first alternative, drop %v from the template
9094 and d operand modifier. Split second alternative into one sse4_noavx
9095 and one avx alternative, use *x instead of *v in the former and v
9096 instead of *v in the latter.
9097 (*sse4_1_extractps): Use noavx isa instead of * for the first
9098 alternative, drop %v from the template. Split second alternative into
9099 one noavx and one avx alternative, use *x instead of *v in the
9100 former and v instead of *v in the latter.
9101 (<vi8_sse4_1_avx2_avx512>_movntdqa): Guard the first 2 alternatives
9102 with noavx and the last one with avx.
9103 (sse4_1_phminposuw): Guard first alternative with noavx isa,
9104 split the second one into one noavx and one avx alternative,
9105 use *x and Bm in the former and x and m in the latter one.
9106 (<sse4_1>_ptest<mode>): Use noavx instead of * for the first two
9109 * config/i386/sse.md (sse4_1_<code>v8qiv8hi2<mask_name>): Limit
9110 first two alternatives to noavx, use *x instead of *v in the second
9111 one, add avx alternative without *.
9112 (sse4_1_<code>v4qiv4si2<mask_name>, sse4_1_<code>v4hiv4si2<mask_name>,
9113 sse4_1_<code>v2qiv2di2<mask_name>, sse4_1_<code>v2hiv2di2<mask_name>,
9114 sse4_1_<code>v2siv2di2<mask_name>): Likewise.
9116 2016-05-24 Jeff Law <law@redhat.com>
9118 * tree-ssa-threadbackwards.c (convert_and_register_jump_thread_path):
9119 New function, extracted from...
9120 (fsm_find_control_statement_thread_paths): Here. Use the new function.
9121 Allow simple copies and constant initializations in the SSA chain.
9123 2016-05-24 Marek Polacek <polacek@redhat.com>
9126 * gimplify.c (gimplify_switch_expr): Look into the innermost lexical
9129 2016-05-24 Jakub Jelinek <jakub@redhat.com>
9132 * tree-vect-stmts.c (vectorizable_simd_clone_call): Handle
9133 SIMD_CLONE_ARG_TYPE_LINEAR_REF_CONSTANT_STEP like
9134 SIMD_CLONE_ARG_TYPE_LINEAR_CONSTANT_STEP. Add
9135 SIMD_CLONE_ARG_TYPE_LINEAR_VAL_CONSTANT_STEP and
9136 SIMD_CLONE_ARG_TYPE_LINEAR_UVAL_CONSTANT_STEP cases explicitly.
9138 2016-05-24 Richard Biener <rguenther@suse.de>
9140 PR tree-optimization/71240
9141 * tree-ssa-math-opts.c (init_symbolic_number): Verify the source
9144 2016-05-24 Richard Biener <rguenther@suse.de>
9146 PR tree-optimization/71230
9147 * tree-ssa-reassoc.c (zero_one_operation): Handle negate special ops.
9149 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
9151 * tree-vectorizer.h (vectorizable_comparison): Delete.
9152 * tree-vect-loop.c (vectorizable_reduction): Remove redundant
9153 PURE_SLP_STMT check.
9154 * tree-vect-stmts.c (vectorizable_call): Likewise.
9155 (vectorizable_simd_clone_call): Likewise.
9156 (vectorizable_conversion): Likewise.
9157 (vectorizable_assignment): Likewise.
9158 (vectorizable_shift): Likewise.
9159 (vectorizable_operation): Likewise.
9160 (vectorizable_load): Likewise.
9161 (vectorizable_condition): Likewise.
9162 (vectorizable_store): Likewise. Assert that we don't have
9164 (vectorizable_comparison): Make static. Remove redundant
9165 PURE_SLP_STMT check.
9166 (vect_transform_stmt): Assert that we always have an slp_node
9169 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9171 * config/arm/neon.md (ashldi3_neon): Replace comparison of INTVAL of
9172 operands[2] against 1 with comparison against CONST1_RTX.
9173 (<shift>di3_neon): Likewise.
9174 * config/arm/predicates.md (const0_operand): Replace with comparison
9177 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9179 * config/arm/arm.md (ashldi3): Replace comparison of INTVAL of
9180 operands[2] against 1 with comparison against CONST1_RTX.
9181 (ashrdi3): Likewise.
9182 (lshrdi3): Likewise.
9183 (ashlsi3): Replace cast of INTVAL to unsigned HOST_WIDE_INT with
9185 (ashrsi3): Likewise.
9186 (lshrsi3): Likewise.
9187 (rotrsi3): Likewise.
9188 (define_split above *compareqi_eq0): Likewise.
9189 (define_split above "prologue"): Likewise.
9190 * config/arm/arm.c (thumb1_size_rtx_costs): Likewise.
9191 * config/arm/predicates.md (shift_operator): Likewise.
9192 (shift_nomul_operator): Likewise.
9193 (sat_shift_operator): Likewise.
9194 (thumb1_cmp_operand): Likewise.
9195 (const_neon_scalar_shift_amount_operand): Replace manual range
9196 check with IN_RANGE.
9197 * config/arm/thumb1.md (define_peephole2 above *thumb_subdi3):
9198 Replace cast of INTVAL to unsigned HOST_WIDE_INT with UINTVAL.
9200 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9202 * config/arm/arm.md (andsi3): Replace cast of 1 to HOST_WIDE_INT
9203 with HOST_WIDE_INT_1.
9205 * config/arm/arm.c (optimal_immediate_sequence): Replace cast of
9206 1 to unsigned HOST_WIDE_INT with HOST_WIDE_INT_1U.
9207 (arm_canonicalize_comparison): Likewise.
9208 (thumb1_rtx_costs): Replace cast of 1 to HOST_WIDE_INT with
9210 (thumb1_size_rtx_costs): Likewise.
9211 (vfp_const_double_index): Replace cast of 1 to unsigned
9212 HOST_WIDE_INT with HOST_WIDE_INT_1U.
9213 (get_jump_table_size): Replace cast of 1 to HOST_WIDE_INT with
9215 (arm_asan_shadow_offset): Replace cast of 1 to unsigned
9216 HOST_WIDE_INT with HOST_WIDE_INT_1U.
9217 * config/arm/neon.md (vec_set<mode>): Replace cast of 1 to
9218 HOST_WIDE_INT with HOST_WIDE_INT_1.
9220 2016-05-24 Marek Polacek <polacek@redhat.com>
9222 * tree-cfg.h (should_remove_lhs_p): New predicate.
9223 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Use it.
9224 * gimplify.c (gimplify_modify_expr): Likewise.
9225 * tree-cfg.c (verify_gimple_call): Likewise.
9226 * tree-cfgcleanup.c (fixup_noreturn_call): Likewise.
9227 * gimple-fold.c: Include "tree-cfg.h".
9228 (gimple_fold_call): Use should_remove_lhs_p.
9230 2016-05-24 Richard Biener <rguenther@suse.de>
9232 PR tree-optimization/71253
9233 * cfganal.h (control_dependences): Make robust against edge
9235 (control_dependences::control_dependences): Remove edge_list argument.
9236 (control_dependences::get_edge): Remove.
9237 (control_dependences::get_edge_src): Add.
9238 (control_dependences::get_edge_dest): Likewise.
9239 (control_dependences::m_el): Make a vector of edge src/dest index.
9240 * cfganal.c (control_dependences::find_control_dependence): Adjust.
9241 (control_dependences::control_dependences): Likewise.
9242 (control_dependences::~control_dependence): Likewise.
9243 (control_dependences::get_edge): Remove.
9244 (control_dependences::get_edge_src): Add.
9245 (control_dependences::get_edge_dest): Likewise.
9246 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Use
9248 (perform_tree_ssa_dce): Adjust.
9249 * tree-loop-distribution.c (create_edge_for_control_dependence): Use
9251 (pass_loop_distribution::execute): Adjust. Do loop destroying
9252 conditional on changed.
9254 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9257 * config/arm/arm.c (gen_operands_ldrd_strd): Remove bogus early
9258 return. Reindent transformation comment and mention the ARM state
9261 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
9264 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Add stmt_to_insert
9265 after build_and_add_sum creates new use stmt.
9267 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
9269 * tree-vect-stmts.c (vectorizable_load): Reorder checks so that
9270 load_lanes/grouped_load classification comes first. Don't check
9271 whether the vectorization factor is a multiple of the group size
9274 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
9276 * tree-vect-data-refs.c (vect_analyze_group_access_1): Set
9277 GROUP_GAP for single-element interleaving.
9278 * tree-vect-stmts.c (vectorizable_load): Remove force_peeling
9281 2016-05-24 Richard Biener <rguenther@suse.de>
9285 * tree-ssa.c (non_rewritable_mem_ref_base): Make sure to mark
9286 bases which are accessed with non-invariant indices.
9287 * gimple-fold.c (maybe_canonicalize_mem_ref_addr): Re-write
9288 constant index ARRAY_REFs of vectors into BIT_FIELD_REFs.
9290 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
9293 * tree-ssa-reassoc.c (struct operand_entry): Add field stmt_to_insert.
9294 (add_to_ops_vec): Add stmt_to_insert.
9295 (add_repeat_to_ops_vec): Init stmt_to_insert.
9296 (insert_stmt_before_use): New.
9297 (transform_add_to_multiply): Remove mult_stmt insertion and add it
9299 (get_ops): Init stmt_to_insert.
9300 (maybe_optimize_range_tests): Likewise.
9301 (rewrite_expr_tree): Insert stmt_to_insert before use stmt.
9302 (rewrite_expr_tree_parallel): Likewise.
9303 (reassociate_bb): Likewise.
9305 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
9308 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal): Drop
9309 ISA 3.0 xxperm fusion alternative.
9310 (altivec_vperm_v8hiv16qi): Likewise.
9311 (altivec_vperm_<mode>_uns_internal): Likewise.
9312 (vperm_v8hiv4si): Likewise.
9313 (vperm_v16qiv8hi): Likewise.
9315 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
9316 Kelvin Nilsen <kelvin@gcc.gnu.org>
9318 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Generate
9319 vpermr/xxpermr on ISA 3.0.
9320 (altivec_expand_vec_perm_le): Likewise.
9321 * config/rs6000/altivec.md (UNSPEC_VPERMR): New unspec.
9322 (altivec_vpermr_<mode>_internal): Add VPERMR/XXPERMR support for
9325 2016-05-23 Uros Bizjak <ubizjak@gmail.com>
9327 * config/i386/i386.h (IS_STACK_MODE): Enable for
9328 TARGET_MIX_SSE_I387. Rewrite using X87_FLOAT_MODE_P and
9329 SSE_FLOAT_MODE_P macros.
9330 * config/i386/i386.c (ix86_preferred_reload_class): Use
9331 IS_STACK_MODE, INTEGER_CLASS_P, FLOAT_CLASS_P and Q_CLASS_P macros.
9332 Cleanup regclass processing for CONST_DOUBLE_P.
9333 (ix86_preferred_output_reload_class): Use IS_STACK_MODE macro.
9334 (ix86_rtx_costs): Remove redundant TARGET_80387 check
9335 with IS_STACK_MODE macro.
9336 * config/i386/i386.md: Replace SSE_FLOAT_MODE_P (DFmode)
9338 (*movdf_internal): Use IS_STACK_MODE macro.
9339 (*movsf_internal): Ditto.
9341 2016-05-23 Marc Glisse <marc.glisse@inria.fr>
9343 * match.pd (a * (1 << b), ~x & ~y, ~X ^ ~Y, (X ^ Y) ^ Y, ~ (-A),
9344 ~ (A - 1), ~(~X >> Y), ~(~X >>r Y)): Relax constraints.
9346 2016-05-23 Jeff Law <law@redhat.com>
9348 * tree-ssa-threadbackward.c (profitable_jump_thread_path): New function
9350 (fsm_find_control_statement_thread_paths): Call it.
9352 2016-05-23 Martin Jambor <mjambor@suse.cz>
9355 * ipa-cp.c (ipa_get_indirect_edge_target_1): Only check value of
9356 from_global_constant if t is not NULL.
9358 2016-05-23 Marek Polacek <polacek@redhat.com>
9361 * common.opt (Wswitch-unreachable): New option.
9362 * doc/invoke.texi: Document -Wswitch-unreachable.
9363 * gimplify.c (gimplify_switch_expr): Implement the -Wswitch-unreachable
9366 2016-05-23 Bin Cheng <bin.cheng@arm.com>
9368 * tree-ssa-address.c (copy_ref_info): Check NULL TMR_STEP when
9369 TMR_INDEX is non-NULL.
9371 2016-05-23 Richard Biener <rguenther@suse.de>
9373 PR tree-optimization/71230
9374 * tree-ssa-reassoc.c (acceptable_pow_call): Move initial condition...
9375 (try_special_add_to_ops): ... here. Always test for single-use.
9377 2016-05-23 Martin Jambor <mjambor@suse.cz>
9379 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Create an empty
9380 default block if a PHI node in the original one would be resized.
9382 2016-05-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
9384 PR tree-optimization/58135
9385 * tree-vect-slp.c: When group size is not multiple
9386 of vector size, allow splitting of store group at
9389 2016-05-23 Christophe Lyon <christophe.lyon@linaro.org>
9391 * config/arm/arm_neon.h (vtst_p16, vtstq_p16): New.
9393 2016-05-22 Jakub Jelinek <jakub@redhat.com>
9395 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
9396 vec_set_hi_<mode><mask_name>): Add && <mask_avx512dq_condition>
9397 condition. For !TARGET_AVX512DQ, emit 32x4 instruction instead
9400 * config/i386/sse.md (vec_set_lo_v16hi, vec_set_hi_v16hi,
9401 vec_set_lo_v32qi, vec_set_hi_v32qi): Add alternative with
9402 v constraint instead of x and vinserti32x4 insn.
9404 * config/i386/sse.md (i128vldq): New mode iterator.
9405 (avx2_vbroadcasti128_<mode>, avx_vbroadcastf128_<mode>): Add
9406 avx512dq and avx512vl alternatives.
9408 * config/i386/sse.md (avx2_vec_dupv4df): Use v instead of x
9409 constraint, use maybe_evex prefix instead of vex.
9410 (vec_dupv4sf): Use v constraint instead of x for output
9411 operand except for noavx alternative, use Yv constraint
9412 instead of x for input. Use maybe_evex prefix instead of vex.
9413 (*vec_dupv4si): Likewise.
9414 (*vec_dupv2di): Likewise.
9416 2016-05-22 Kugan Vivekanandarajah <kuganv@linaro.org>
9419 * tree-ssa-reassoc.c (try_special_add_to_ops): New.
9420 (linearize_expr_tree): Call try_special_add_to_ops.
9421 (reassociate_bb): Convert MULT_EXPR by (-1) to NEGATE_EXPR.
9423 2016-05-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
9425 * config/avr/avr.c (avr_expand_prologue): Add INCOMING_FRAME_SP_OFFSET
9426 to computed stack_usage.
9428 2016-05-21 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
9431 * config/avr/avr.md (define_expand "mov<mode>"): If the source
9432 operand is subreg (symbol_ref) then move the symbol ref to register.
9434 2016-05-21 Jan Hubicka <hubicka@ucw.cz>
9436 * tree.c (array_at_struct_end_p): Look through MEM_REF.
9438 2016-05-21 Kugan Vivekanandarajah <kuganv@linaro.org>
9441 * tree-ssa-reassoc.c (transform_add_to_multiply): Disallow float
9444 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
9446 * tree-vrp.c (compare_values_warnv): Simplify handling of symbolic
9447 ranges by calling get_single_symbol and tidy up. Look more closely
9448 into NAME + CST1 vs CST2 comparisons if type overflow is undefined.
9450 2016-05-20 Jeff Law <law@redhat.com>
9452 * bitmap.c (bitmap_find_bit): Remove useless test.
9454 2016-05-20 Segher Boessenkool <segher@kernel.crashing.org>
9456 * function.c (thread_prologue_and_epilogue_insns): Commit the
9457 insertion of the epilogue.
9459 2016-05-20 Martin Jambor <mjambor@suse.cz>
9461 PR tree-optimization/70884
9462 * tree-sra.c (initialize_constant_pool_replacements): Do not check
9463 should_scalarize_away_bitmap and cannot_scalarize_away_bitmap bits.
9464 (sort_and_splice_var_accesses): Do not consider multiple scalar reads
9465 of constant pool data as a reason for scalarization.
9467 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
9469 * config/arm/arm.c (arm_expand_prologue): Set the stack usage to 0
9470 for naked functions.
9471 (thumb1_expand_prologue): Likewise.
9473 2016-05-20 Nathan Sidwell <nathan@acm.org>
9475 * config/nvptx/nptx.c (nvptx_option_override): Only set
9476 flag_toplevel_reorder, if not explicitly specified. Set
9477 flag_no_common, unless explicitly specified.
9479 2016-05-20 David Malcolm <dmalcolm@redhat.com>
9481 * calls.c (can_implement_as_sibling_call_p): Mark param
9482 reg_parm_stack_space with ATTRIBUTE_UNUSED.
9484 2016-05-20 Uros Bizjak <ubizjak@gmail.com>
9486 * config/i386/i386.c (ix86_rtx_costs) <case CONST_DOUBLE>:
9487 Use IS_STACK_MODE when calculating cost of standard 80387 constants.
9488 Fallthru to CONST_VECTOR case to calculate cost of standard SSE
9490 <case CONST_WIDE_INT>: Calculate cost of (MEM (SYMBOL_REF)).
9491 (ix86_legitimate_constant_p): Use CASE_CONST_SCALAR_INT
9494 2016-05-20 Cesar Philippidis <cesar@codesourcery.com>
9496 * config/nvptx/nvptx.md (sincossf3): New pattern.
9498 2016-05-20 David Malcolm <dmalcolm@redhat.com>
9500 * calls.c (maybe_complain_about_tail_call): New function.
9501 (initialize_argument_information): Call
9502 maybe_complain_about_tail_call when clearing *may_tailcall.
9503 (can_implement_as_sibling_call_p): Call
9504 maybe_complain_about_tail_call when returning false.
9505 (expand_call): Read CALL_EXPR_MUST_TAIL_CALL and, if set,
9506 ensure try_tail_call is set. Call maybe_complain_about_tail_call
9507 if tail-call optimization fails.
9508 * cfgexpand.c (expand_call_stmt): Initialize
9509 CALL_EXPR_MUST_TAIL_CALL from gimple_call_must_tail_p.
9510 * gimple-pretty-print.c (dump_gimple_call): Dump
9511 gimple_call_must_tail_p.
9512 * gimple.c (gimple_build_call_from_tree): Call
9513 gimple_call_set_must_tail with the value of
9514 CALL_EXPR_MUST_TAIL_CALL.
9515 * gimple.h (enum gf_mask): Add GF_CALL_MUST_TAIL_CALL.
9516 (gimple_call_set_must_tail): New function.
9517 (gimple_call_must_tail_p): New function.
9518 * print-tree.c (print_node): Update printing of TREE_STATIC
9519 to reflect its use for CALL_EXPR_MUST_TAIL_CALL.
9520 * tree-core.h (struct tree_base): Add MUST_TAIL_CALL to the
9521 trailing comment listing applicable flags.
9522 * tree.h (CALL_EXPR_MUST_TAIL_CALL): New macro.
9524 2016-05-20 David Malcolm <dmalcolm@redhat.com>
9526 * calls.c (expand_call): Move "Rest of purposes for tail call
9527 optimizations to fail" to...
9528 (can_implement_as_sibling_call_p): ...this new function, and
9529 split into multiple "if" statements.
9531 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
9533 * cfgloop.h (expected_loop_iterations_unbounded,
9534 expected_loop_iterations): Unconstify.
9535 * cfgloopanal.c (expected_loop_iterations_unbounded): Sanity check the
9536 profile with known upper bound; return 3 when profile is absent.
9537 (expected_loop_iterations): Update.
9539 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
9541 * loop-doloop.c (doloop_optimize): Use get_estimated_loop_iterations_int
9542 and get_max_loop_iterations_int.
9544 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
9546 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can not produce
9547 realistic upper bounds here.
9549 2016-05-20 Jakub Jelinek <jakub@redhat.com>
9552 * gimple-fold.c (gimple_fold_call): Do not remove lhs of noreturn
9553 calls if the LHS is variable length or has addressable type.
9554 If targets[0]->decl is a noreturn call with void return type and
9555 zero arguments, adjust fntype and remove lhs in that case.
9557 2016-05-20 Marc Glisse <marc.glisse@inria.fr>
9559 PR tree-optimization/71079
9560 PR tree-optimization/71206
9561 * match.pd ((X ^ Y) ^ (X ^ Z)): Convert the arguments.
9563 2016-05-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
9565 * tree-vectorizer.c (get_vec_alignment_for_decl): New static function.
9566 (get_vec_alignment_for_array_decl): Likewise.
9567 (get_vec_alignment_for_record_decl): Likewise.
9568 (increase_alignment::execute): Move code to find alignment to
9569 get_vec_alignment_for_array_decl and call get_vec_alignment_for_decl.
9570 (type_align_map): New hash_map.
9572 2016-05-20 Richard Guenther <rguenther@suse.de>
9574 PR tree-optimization/29756
9575 * tree.def (BIT_INSERT_EXPR): New tcc_expression tree code.
9576 * expr.c (expand_expr_real_2): Handle BIT_INSERT_EXPR.
9577 * fold-const.c (operand_equal_p): Likewise.
9578 (fold_ternary_loc): Add constant folding of BIT_INSERT_EXPR.
9579 * gimplify.c (gimplify_expr): Handle BIT_INSERT_EXPR.
9580 * tree-inline.c (estimate_operator_cost): Likewise.
9581 * tree-pretty-print.c (dump_generic_node): Likewise.
9582 * tree-ssa-operands.c (get_expr_operands): Likewise.
9583 * cfgexpand.c (expand_debug_expr): Likewise.
9584 * gimple-pretty-print.c (dump_ternary_rhs): Likewise.
9585 * gimple.c (get_gimple_rhs_num_ops): Handle BIT_INSERT_EXPR.
9586 * tree-cfg.c (verify_gimple_assign_ternary): Verify BIT_INSERT_EXPR.
9587 * tree-ssa.c (non_rewritable_lvalue_p): We can rewrite
9588 vector inserts using BIT_FIELD_REF or MEM_REF on the lhs.
9589 (execute_update_addresses_taken): Do it.
9591 2016-05-20 Richard Biener <rguenther@suse.de>
9593 PR tree-optimization/71185
9594 * tree-ssa-loop-prefetch.c (gather_memory_references): Drop
9595 register operations.
9597 2016-05-20 Richard Biener <rguenther@suse.de>
9599 * tree-if-conv.c (add_bb_predicate_gimplified_stmts): Use
9600 gimple_seq_add_seq_without_update.
9601 (release_bb_predicate): Assert we have no operands to free.
9602 (if_convertible_loop_p_1): Calculate post dominators later.
9603 Do not free BB predicates here.
9604 (combine_blocks): Do not recompute BB predicates.
9605 (version_loop_for_if_conversion): Save BB predicates around
9608 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
9610 * function.c (make_epilogue_seq): Remove epilogue_end parameter.
9611 (thread_prologue_and_epilogue_insns): Remove bb_flags. Restructure
9612 code. Ignore sibcalls on EDGE_IGNORE edges.
9613 * shrink-wrap.c (handle_simple_exit): New function. Set EDGE_IGNORE
9614 on edges for sibcalls that run without prologue. The rest of the
9615 function is combined from...
9616 (fix_fake_fallthrough_edge): ... this, and ...
9617 (try_shrink_wrapping): ... a part of this. Remove the bb_with
9618 function argument, make it a local variable.
9620 2016-05-19 Sandra Loosemore <sandra@codesourcery.com>
9622 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Allow
9623 --disable-sjlj-exceptions for TARGET_BI_ARCH to select DWARF-2 EH
9624 for 32-bit mode and SEH for 64-bit.
9625 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): Handle
9626 TARGET_64BIT_DEFAULT.
9628 2016-05-19 Ryan Burn <contact@rnburn.com>
9630 * Makefile.in (GTFILES): Add cilk.h and cilk-common.c.
9631 * gengtype.c (open_base_files): Add cilk.h to ifiles.
9633 2016-05-19 Uros Bizjak <ubizjak@gmail.com>
9635 * sched-deps.c (sched_analyze_2) <case TRAP_IF>: Also
9636 force pending loads from memory.
9638 2016-05-19 Kelvin Nilsen <kelvin@gcc.gnu.org>
9640 * config/rs6000/altivec.md (UNSPEC_DARN): New unspec constant.
9641 (UNSPEC_DARN_32): New unspec constant.
9642 (UNSPEC_DARN_RAW): New unspec constant.
9643 (darn_32): New instruction.
9644 (darn_raw): New instruction.
9645 (darn): New instruction.
9646 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_0): Add
9647 support and documentation for this macro.
9648 (BU_P9_MISC_1): New macro definition.
9649 (BU_P9_64BIT_MISC_0): New macro definition.
9650 (BU_P9_MISC_0): New macro definition.
9651 (darn_32): New builtin definition.
9652 (darn_raw): New builtin definition.
9653 (darn): New builtin definition.
9654 * config/rs6000/rs6000.c: Add #define RS6000_BUILTIN_0 and #undef
9655 RS6000_BUILTIN_0 directives to surround each occurrence of
9656 #include "rs6000-builtin.def".
9657 (rs6000_builtin_mask_calculate): Add in the RS6000_BTM_MODULO and
9658 RS6000_BTM_64BIT flags to the returned mask, depending on
9660 (def_builtin): Correct an error in the assignments made to the
9661 debugging variable attr_string.
9662 (rs6000_expand_builtin): Add support for no-operand built-in
9664 (builtin_function_type): Remove fatal_error assertion that is no
9666 (rs6000_common_init_builtins): Add support for no-operand built-in
9668 * config/rs6000/rs6000.h (RS6000_BTM_MODULO): New macro
9670 (RS6000_BTM_PURE): Enhance comment to clarify intent of this flag
9672 (RS6000_BTM_64BIT): New macro definition.
9673 * doc/extend.texi: Document __builtin_darn (void),
9674 __builtin_darn_raw (void), and __builtin_darn_32 (void) built-in
9677 2016-05-19 Jan Hubicka <hubicka@ucw.cz>
9679 * tree-vect-loop.c (vect_analyze_loop_2): Use also
9680 max_loop_iterations_int.
9682 2016-05-19 Marek Polacek <polacek@redhat.com>
9684 PR tree-optimization/71031
9685 * tree-vrp.c (extract_range_from_binary_expr_1): Turn assert into a
9686 condition and adjust the code a bit.
9688 2016-05-19 Martin Liska <mliska@suse.cz>
9690 * tree-vect-stmts.c (vectorizable_simd_clone_call): Utilize
9691 auto_vec instead of vec.
9693 2016-05-19 Martin Liska <mliska@suse.cz>
9695 * tree-parloops.c (oacc_entry_exit_ok): Release a vector.
9697 2016-05-19 Martin Liska <mliska@suse.cz>
9699 * tree-if-conv.c (ifcvt_repair_bool_pattern): Utilize auto_vecs.
9701 2016-05-19 Martin Liska <mliska@suse.cz>
9703 * ipa-pure-const.c (set_function_state): Remove an existing
9705 (remove_node_data): Do not free it as it's released
9706 in set_function_state.
9708 2016-05-19 Martin Liska <mliska@suse.cz>
9710 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Release
9713 2016-05-19 Martin Liska <mliska@suse.cz>
9715 * omp-simd-clone.c (simd_clone_adjust): Release vector.
9717 2016-05-19 Martin Liska <mliska@suse.cz>
9719 * tree-ssa-reassoc.c (eliminate_duplicate_pair): Truncate
9720 an auto_vec instead of re-creating it.
9722 2016-05-19 Martin Liska <mliska@suse.cz>
9724 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Use
9725 auto_vec instead of vec.
9727 2016-05-19 Martin Liska <mliska@suse.cz>
9729 * lto-section-in.c (lto_get_section_data): Call
9730 lto_check_version with additional argument.
9731 * lto-streamer.c (lto_check_version): Add new argument.
9732 * lto-streamer.h (lto_check_version): Likewise.
9734 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9736 * config/arm/arm.c (arm_new_rtx_costs, SIGN_EXTEND case):
9737 Don't add cost of inner memory when handling sign-extended loads.
9739 2016-05-19 Ilya Enkovich <ilya.enkovich@intel.com>
9741 PR rtl-optimization/71148
9742 * cse.c (cse_main): Free dominance info.
9743 (rest_of_handle_cse): Don't free dominance info.
9744 (rest_of_handle_cse2): Likewise.
9745 (rest_of_handle_cse_after_global_opts): Likewise.
9747 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9750 * config/arm/arm-builtins.c (arm_builtin_vectorized_function): Return
9751 NULL_TREE early if NEON is not available. Remove now redundant check
9752 in ARM_CHECK_BUILTIN_MODE.
9754 2016-05-19 Maxim Ostapenko <m.ostapenko@samsung.com>
9757 * cppbuiltin.c (define_builtin_macros_for_compilation_flags): Add new
9758 builtin __SANITIZE_THREAD__ macros for fsanitize=thread switch.
9759 * doc/cpp.texi: Document new macros.
9761 2016-05-19 Bin Cheng <bin.cheng@arm.com>
9763 PR tree-optimization/69848
9764 * tree-vect-loop.c (vectorizable_reduction): Don't factor
9765 comparison expr out of VEC_COND_EXPR for COND_REDUCTION.
9767 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
9769 * function.c (thread_prologue_and_epilogue_insn): Move the
9770 "goto epilogue_done" one block later.
9772 2016-05-19 Richard Biener <rguenther@suse.de>
9774 PR tree-optimization/70729
9775 * passes.def: Move LIM pass before PRE. Remove no longer
9776 required copyprop and move first DCE out of the loop pipeline.
9778 2016-05-18 David Malcolm <dmalcolm@redhat.com>
9781 * Makefile.in (GCC_OBJS): Move spellcheck.o to...
9782 (OBJS-libcommon-target): ...here.
9783 * opts-common.c: Include spellcheck.h.
9784 (cmdline_handle_error): Build a vec of valid options and use it
9785 to suggest provide hints for misspelled arguments.
9787 2016-05-18 Jakub Jelinek <jakub@redhat.com>
9790 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Don't drop
9791 lhs if it has TREE_ADDRESSABLE type.
9793 2016-05-18 Uros Bizjak <ubizjak@gmail.com>
9796 * config/alpha/alpha.md (trap): Add (use (reg:DI 29)).
9797 (*exception_receiver_1): Return "#" for TARGET_EXPLICIT_RELOCS.
9799 2016-05-18 Martin Jambor <mjambor@suse.cz>
9802 * ipa-cp.c (ipa_get_jf_pass_through_result): Allow non-ip constant
9803 input for NOP_EXPR pass-through functions.
9804 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Allow
9805 aggregate global constant VAR_DECLs in constant jump functions.
9807 2016-05-18 Martin Jambor <mjambor@suse.cz>
9810 * ipa-prop.c (parm_preserved_before_stmt_p): Return true for loads
9811 from TREE_READONLY parameters.
9813 2016-05-18 Martin Jambor <mjambor@suse.cz>
9816 * cgraph.h (cgraph_indirect_call_info): New field
9817 guaranteed_unmodified.
9818 * ipa-cp.c (ipa_get_indirect_edge_target_1): Also pass parameter value
9819 to ipa_find_agg_cst_for_param, check guaranteed_unmodified when
9821 * ipa-inline-analysis.c (evaluate_conditions_for_known_args): Also
9822 pass the parameter value to ipa_find_agg_cst_for_param.
9823 * ipa-prop.c (ipa_load_from_parm_agg): New parameter
9824 guaranteed_unmodified, store AA results there instead of bailing out
9826 (ipa_note_param_call): Also initialize guaranteed_unmodified flag.
9827 (ipa_analyze_indirect_call_uses): Also set guaranteed_unmodified flag.
9828 (find_constructor_constant_at_offset): New function.
9829 (ipa_find_agg_cst_from_init): Likewise.
9830 (ipa_find_agg_cst_for_param): Also seearch for aggregate values in
9831 static initializers of contants, report back through a new paameter
9832 from_global_constant if that was the case.
9833 (try_make_edge_direct_simple_call): Also pass parameter value to
9834 ipa_find_agg_cst_for_param, check guaranteed_unmodified when
9836 (ipa_write_indirect_edge_info): Stream new flag guaranteed_unmodified.
9837 (ipa_read_indirect_edge_info): Likewise.
9838 * ipa-prop.h (ipa_find_agg_cst_for_param): Update declaration.
9839 (ipa_load_from_parm_agg): Likewise.
9841 2016-05-18 Jiong Wang <jiong.wang@arm.com>
9843 PR rtl-optimization/71150
9844 * lra-constraint (process_addr_reg): Guard "in_class_p" with REG_P
9847 2016-05-18 Michael Meissner <meissner@linux.vnet.ibm.com>
9850 * config/rs6000/constraints.md (wE constraint): New constraint
9851 for a vector constant that can be loaded with XXSPLTIB.
9852 (wM constraint): New constraint for a vector constant of a 1's.
9853 (wS constraint): New constraint for a vector constant that can be
9854 loaded with XXSPLTIB and a vector sign extend instruction.
9855 * config/rs6000/predicates.md (xxspltib_constant_split): New
9856 predicates for wE/wS constraints.
9857 (xxspltib_constant_nosplit): Likewise.
9858 (easy_vector_constant): Add support for constants that can be
9859 loaded via XXSPLTIB.
9860 (all_ones_constant): New predicate for vector constant with all
9862 (splat_input_operand): Add support for ISA 3.0 word splat operations.
9863 * config/rs6000/rs6000.c (xxspltib_constant_p): New function to
9864 return if a constant can be loaded with the ISA 3.0 XXSPLTIB
9865 instruction and possibly with a sign extension.
9866 (output_vec_const_move): Add support for XXSPLTIB. If we are
9867 loading up 0/-1 into Altivec registers, prefer using VSPLTISW
9868 instead of XXLXOR/XXLORC.
9869 (rs6000_expand_vector_init): Add support for ISA 3.0 word splat
9871 (rs6000_legitimize_reload_address): Likewise.
9872 (rs6000_output_move_128bit): Use output_vec_const_move to emit
9874 * config/rs6000/vsx.md (VSX_M): Add TImode (if -mvsx-timode) and
9875 combine VSX_M and VSX_M2 into one iterator.
9877 (VSINT_84): New iterators for loading constants with XXSPLTIB.
9878 (VSINT_842): Likewise.
9879 (UNSPEC_VSX_SIGN_EXTEND): New UNSPEC.
9880 (xxspltib_v16qi): New insns to load up constants with the ISA 3.0
9881 XXSPLTIB instruction.
9882 (xxspltib_<mode>_nosplit): Likewise.
9883 (xxspltib_<mode>_split): New insn to load up constants with
9884 XXSPLTIB and a sign extend instruction.
9885 (vsx_mov<mode>): Replace single move that handled all vector types
9886 with separate 32-bit and 64-bit moves. Combine the movti_<bit>
9887 moves (when -mvsx-timode is in effect) into the main vector
9888 moves. Eliminate separate moves for <VSr> <VSa>, where the
9889 preferred register class (<VSr>) is listed first, and the
9890 secondary register class (<VSa>) is listed second with a '?' to
9891 discourage use. Prefer loading 0/-1 in any VSX register for ISA
9892 3.0, and Altivec registers for ISA 2.06/2.07 (PR target/70915) so
9893 that if the register was involved in a slow operation, the
9894 clear/set operation does not wait for the slow operation to
9895 finish. Adjust the length attributes for 32-bit mode. Use
9896 rs6000_output_move_128bit and drop the use of the string
9897 instructions for 32-bit movti when -mvsx-timode is in effect. Use
9898 spacing so that the alternatives and attributes don't generate
9899 long lines, and put things in columns, so that it is easier to
9900 match up the operands and attributes with the insn alternatives.
9901 (vsx_mov<mode>_64bit): Likewise.
9902 (vsx_mov<mode>_32bit): Likewise.
9903 (vsx_movti_64bit): Fold movti into normal vector moves.
9904 (vsx_movti_32bit): Likewise.
9905 (vsx_splat_<mode>, V4SI/V4SF modes): Add support for ISA 3.0 word
9907 (vsx_splat_v4si_internal): Likewise.
9908 (vsx_splat_v4sf_internal): Likewise.
9909 (vector fusion peepholes): Use VSX_M instead of VSX_M2.
9910 (vsx_sign_extend_qi_<mode>): New ISA 3.0 instructions to sign
9911 extend vector elements.
9912 (vsx_sign_extend_hi_<mode>): Likewise.
9913 (vsx_sign_extend_si_v2di): Likewise.
9914 * config/rs6000/rs6000-protos.h (xxspltib_constant_p): Add
9916 * doc/md.texi (PowerPC constraints): Document the wE, wM, and wS
9917 constraints. Add trailing period to wL documentation.
9919 2016-05-18 Richard Sandiford <richard.sandiford@arm.com>
9922 * tree-dfa.h (replace_abnormal_ssa_names): Declare.
9923 * tree-dfa.c (replace_abnormal_ssa_names): New function.
9924 * tree-call-cdce.c: Include tree-dfa.h.
9925 (can_guard_call_p): New function, extracted from...
9926 (can_use_internal_fn): ...here.
9927 (shrink_wrap_one_built_in_call_with_conds): Remove failure path
9929 (shrink_wrap_one_built_in_call): Likewise.
9930 (use_internal_fn): Likewise.
9931 (shrink_wrap_conditional_dead_built_in_calls): Update accordingly
9932 and return void. Call replace_abnormal_ssa_names.
9933 (pass_call_cdce::execute): Check can_guard_call_p during the
9934 initial walk. Assume shrink_wrap_conditional_dead_built_in_calls
9935 will always change something.
9937 2016-05-18 Martin Jambor <mjambor@suse.cz>
9940 * ipa-prop.c (determine_locally_known_aggregate_parts): Bail out early
9941 if parameter PARAM_IPA_MAX_AGG_ITEMS is zero.
9943 2016-05-18 Martin Jambor <mjambor@suse.cz>
9946 * ipa-inline.h (condition): New field size.
9947 * ipa-inline-analysis.c (add_condition): New parameter SIZE, use it
9948 for comaprison and store it into the new condition.
9949 (evaluate_conditions_for_known_args): Use condition size to check
9950 access sizes for all but CHANGED conditions.
9951 (unmodified_parm_1): New parameter size_p, store access size into it.
9952 (unmodified_parm): Likewise.
9953 (unmodified_parm_or_parm_agg_item): Likewise.
9954 (eliminated_by_inlining_prob): Pass NULL to unmodified_parm as size_p.
9955 (set_cond_stmt_execution_predicate): Extract access sizes and store
9957 (set_switch_stmt_execution_predicate): Likewise.
9958 (will_be_nonconstant_expr_predicate): Likewise.
9959 (will_be_nonconstant_predicate): Likewise.
9960 (inline_read_section): Stream condition size.
9961 (inline_write_summary): Likewise.
9963 2016-05-18 Richard Biener <rguenther@suse.de>
9965 * tree-ssa-loop-im.c (determine_max_movement): Properly add
9966 condition cost to PHI cost instead of total_cost.
9968 2016-05-18 Martin Liska <mliska@suse.cz>
9971 * ipa-icf.c (sem_variable::merge): Set DECL_PT_UID for
9974 2016-05-18 Richard Biener <rguenther@suse.de>
9976 * lto-streamer.h (LTO_major_version): Bump to 6.
9978 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
9980 * function.c (make_split_prologue_seq, make_prologue_seq,
9981 make_epilogue_seq): New functions, factored out from...
9982 (thread_prologue_and_epilogue_insns): Here.
9984 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
9986 * function.c (rest_of_handle_thread_prologue_and_epilogue): Call
9987 cleanup_cfg with CLEANUP_EXPENSIVE after shrink-wrapping instead
9988 of before. Add a comment.
9990 2016-05-18 Bin Cheng <bin.cheng@arm.com>
9992 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check invariant
9993 expression pointer, not pointer to the pointer.
9995 2016-05-18 Jakub Jelinek <jakub@redhat.com>
9997 * config/i386/sse.md (pbroadcast_evex_isa): New mode attr.
9998 (avx2_pbroadcast<mode>): Add another alternative with v instead
9999 of x constraints in it, using <pbroadcast_evex_isa> isa.
10000 (avx2_pbroadcast<mode>_1): Similarly, add two such alternatives.
10002 * config/i386/sse.md (<ssse3_avx2>_palignr<mode>): Use
10003 constraint x instead of v in second alternative, add avx512bw
10006 * config/i386/sse.md (<ssse3_avx2>_pshufb<mode>3<mask_name>): Use
10007 constraint x instead of v in second alternative, add avx512bw
10010 * config/i386/sse.md (*<ssse3_avx2>_pmulhrsw<mode>3<mask_name>): Use
10011 constraint x instead of v in second alternative, add avx512bw
10014 * config/i386/sse.md (avx2_pmaddubsw256, ssse3_pmaddubsw128): Add
10015 avx512bw alternative.
10017 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
10019 * config/i386/sse.md (define_insn "*andnot<mode>3"): Extend static
10020 array to 128 chars.
10021 (define_insn "*andnottf3"): Ditto.
10022 (define_insn "*<code><mode>3"/any_logic): Ditto.
10023 (define_insn "*<code>tf3"/any_logic): Ditto.
10024 (define_insn "sse2_storehpd"): Use Yv constraint for scalar
10025 operand to block AVX-512VL insn variant emit when it is not enabled.
10027 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
10029 * config/i386/sse.md (define_insn "*vec_concatv2sf_sse4_1"): Use 'Yv'
10030 constraint fot SF mode.
10032 2016-05-18 Petr Murzin <petr.murzin@intel.com>
10033 Kirill Yukhin <kirill.yukhin@intel.com>
10035 * config/i386/sse.md (define_insn "srcp14<mode>"): Use proper operand
10037 (define_insn "rsqrt14<mode>"): Ditto.
10038 (define_insn "<mask_codefor>avx512dq_cvtps2qqv2di<mask_name>"): Ditto.
10039 (define_insn "<fixsuffix>fix_truncv2sfv2di2<mask_name>"): Ditto.
10040 (define_insn "avx512f_<code>v8div16qi2_mask_store"): Ditto.
10041 (define_insn "vec_set_hi_<mode><mask_name>"): Ditto.
10042 (define_insn "<mask_codefor>avx512dq_broadcast<mode><mask_name>"):
10044 (define_insn "*avx512f_gatherdi<mode>"): Ditto.
10045 (define_insn "*avx512f_scatterdi<mode>"): Ditto.
10046 * config/i386/i386.c (ix86_print_operand): Expand check for size
10047 override codes for Intel syntax.
10049 2016-05-18 Richard Biener <rguenther@suse.de>
10051 PR tree-optimization/71168
10052 * tree-loop-distribution.c (distribute_loop): Move *destroy_p
10053 initialization earlier.
10055 2016-05-18 James Greenhalgh <james.greenhalgh@arm.com>
10057 * config/aarch64/aarch64-simd.md
10058 (aarch64_reduc_plus_internal<mode>): Rename to...
10059 (reduc_plus_scal): ...This, and remove previous implementation.
10061 2016-05-18 Richard Biener <rguenther@suse.de>
10063 * passes.def: Put late dse and cd_dce in canonical order.
10065 2016-05-17 Jan Hubicka <hubicka@ucw.cz>
10067 * ipa-inline-transform.c (preserve_function_body_p): Look for
10068 first non-thunk clone.
10069 (save_function_body): Save into first non-thunk.
10070 * lto-cgraph.c (lto_output_edge): When streaming thunk do not look
10072 (lto_output_node): Inline thunks don't need body in every
10074 * lto-streamer-in.c: Do not fixup thunk clones.
10075 * cgraphclones.c (cgraph_node::create_edge_including_clone): Skip
10077 * tree-inline.c (copy_bb): Be prepared for target node to be new after
10080 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
10082 PR middle-end/63586
10083 * tree-ssa-reassoc.c (transform_add_to_multiply): New.
10084 (reassociate_bb): Call transform_add_to_multiply.
10086 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
10088 * config/aarch64/aarch64.c (all_extensions): Removed unused
10091 2016-05-17 Nathan Sidwell <nathan@acm.org>
10093 * config/nvptx/nvptx.c (nvptx_function_arg_boundary): New.
10094 (TARGET_FUNCTION_ARG_BOUNDARY): Override.
10096 2016-05-17 Mikhail Maltsev <maltsevm@gmail.com>
10098 PR tree-optimization/54579
10099 PR middle-end/55299
10100 * match.pd (~(~X >> Y), ~(~X >>r Y), ~(~X <<r Y)): New patterns.
10102 2016-05-17 Marek Polacek <polacek@redhat.com>
10105 * tree-inline.c (expand_call_inline): Call
10106 maybe_remove_unused_call_args.
10108 2016-05-17 Jim Wilson <jim.wilson@linaro.org>
10110 * doc/cpp.texi (__GNUC__): Major version changes are no longer rare.
10111 * doc/invoke.texi (-mnan=2008): Change signalling to signaling.
10112 * doc/md.texi (fmin@var{m}3): Likewise.
10114 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
10116 * match.pd (X & C): New transformation.
10118 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
10120 * match.pd (~X & Y): New transformation.
10122 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
10124 * tree-vrp.c (simplify_truth_ops_using_ranges): Set range
10125 information for new SSA_NAME.
10126 (simplify_conversion_using_ranges): Get range through get_range_info
10127 instead of get_value_range.
10129 2016-05-17 Jiong Wang <jiong.wang@arm.com>
10131 * config/aarch64/arm_neon.h (vmvn_s8): Reimplement using C operator.
10132 Remove inline assembly.
10133 (vmvn_s16): Likewise.
10134 (vmvn_s32): Likewise.
10135 (vmvn_u8): Likewise.
10136 (vmvn_u16): Likewise.
10137 (vmvn_u32): Likewise.
10138 (vmvnq_s8): Likewise.
10139 (vmvnq_s16): Likewise.
10140 (vmvnq_s32): Likewise.
10141 (vmvnq_u8): Likewise.
10142 (vmvnq_u16): Likewise.
10143 (vmvnq_u32): Likewise.
10144 (vmvn_p8): Likewise.
10145 (vmvnq_p16): Likewise.
10147 2016-05-17 Jiong Wang <jiong.wang@arm.com>
10149 * config/aarch64/aarch64-simd.md (vmul_n_f32): Remove inline assembly.
10151 (vmul_n_s16): Likewise.
10152 (vmul_n_s32): Likewise.
10153 (vmul_n_u16): Likewise.
10154 (vmul_n_u32): Likewise.
10155 (vmulq_n_f32): Likewise.
10156 (vmulq_n_f64): Likewise.
10157 (vmulq_n_s16): Likewise.
10158 (vmulq_n_s32): Likewise.
10159 (vmulq_n_u16): Likewise.
10160 (vmulq_n_u32): Likewise.
10162 2016-05-17 Jiong Wang <jiong.wang@arm.com>
10164 * config/aarch64/aarch64-simd.md (*aarch64_mul3_elt_to_128df): Extend
10165 to all supported modes. Rename to "*aarch64_mul3_elt_from_dup".
10167 2016-05-17 Jiong Wang <jiong.wang@arm.com>
10169 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_to_128df): Rename
10170 to *aarch64_fma4_elt_from_dup<mode>.
10171 (*aarch64_fnma4_elt_to_128df): Rename to
10172 *aarch64_fnma4_elt_from_dup<mode>.
10173 * config/aarch64/arm_neon.h (vfma_n_f64): New.
10174 (vfms_n_f32): Likewise.
10175 (vfms_n_f64): Likewise.
10176 (vfmsq_n_f32): Likewise.
10177 (vfmsq_n_f64): Likewise.
10179 2016-05-17 Gerald Pfeifer <gerald@pfeifer.com>
10181 * wide-int.h: Change fixed_wide_int_storage from class to struct.
10183 2016-05-17 Richard Biener <rguenther@suse.de>
10185 PR tree-optimization/71132
10186 * tree-loop-distribution.c (create_rdg_cd_edges): Pass in loop.
10187 Only add control dependences for blocks in the loop.
10188 (build_rdg): Adjust.
10189 (generate_code_for_partition): Return whether loop should
10190 be destroyed and delay that.
10191 (distribute_loop): Likewise.
10192 (pass_loop_distribution::execute): Record loops to be destroyed
10193 and perform delayed destroying of loops.
10195 2016-05-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10198 * config/aarch64/aarch64-simd.md (aarch64_vmls<mode>): Delete.
10200 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
10202 * config/aarch64/aarch64-elf.h (ASM_OUTPUT_DEF): Delete.
10204 2016-05-17 Ilya Enkovich <ilya.enkovich@intel.com>
10207 * config/i386/i386.c (dimode_scalar_chain::convert_op): Fix
10208 insertion point for instructions generated by validize_mem.
10210 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
10212 * config/aarch64/aarch64.c (SHIFT_COUNT_TRUNCATED): Wrap definition
10215 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
10217 * config/aarch64/aarch64.c
10218 (aarch64_output_simd_mov_immediate): Make "buf_size" a variable
10219 rather than a macro.
10221 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
10223 * doc/invoke.texi (AArch64 Options): Various updates.
10225 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
10227 * ipa-inline-analysis.c (compute_inline_parameters): Disable inlinig
10228 into instrumentation thunks.
10229 * cif-code.def (CIF_CHKP): New.
10231 2016-05-16 Uros Bizjak <ubizjak@gmail.com>
10233 * config/i386/xopintrin.h: Correct "unsinged" typo in the comments.
10235 2016-05-16 Martin Jambor <mjambor@suse.cz>
10237 * hsa-gen.c (fillup_for_decl): Increase alignment to natural one.
10238 (get_symbol_for_decl): Sorry if a global symbol in under-aligned.
10240 2016-05-16 Marek Polacek <polacek@redhat.com>
10242 * gimple.c (maybe_remove_unused_call_args): Fix typos in the
10245 2016-05-16 Martin Jambor <mjambor@suse.cz>
10248 * omp-low.c (grid_expand_target_grid_body): Copy RESULT_DECL of
10249 the outlined kernel function.
10251 2016-05-16 Robert Suchanek <robert.suchanek@imgtec.com>
10253 * config/mips/mips.h (ISA_HAS_LSA): Enable for -mmsa.
10254 (ISA_HAS_DLSA): Ditto.
10256 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
10258 * config/mips/m5100.md (m51_int_load): Update the latency to 2.
10260 2016-05-16 Nathan Sidwell <nathan@acm.org>
10262 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): Revert.
10263 (nvptx_name_replacement): Restore. Add comment.
10264 (write_fn_proto, write_fn_proto_from_insn,
10265 nvptx_output_call_insn): Restore
10266 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Delete.
10268 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
10270 * config/aarch64/aarch64.md
10271 (add<mode>3_compareC_cconly_imm): Remove use of %w.
10272 (add<mode>3_compareC_imm): Likewise.
10273 (<optab>si3_uxtw): Split into register and immediate variants.
10274 (andsi3_compare0_uxtw): Likewise.
10275 (and<mode>3_compare0): Likewise.
10276 (and<mode>3nr_compare0): Likewise.
10277 (stack_protect_test_<mode>): Don't use %x for memory operands.
10279 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
10281 * config/mips/mips-cpus.def (p5600): Add multi-line brackets.
10283 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
10285 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3):
10286 Split integer shifts into shift_reg and bfm.
10287 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
10288 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
10289 (ror<mode>3_insn): Likewise.
10290 (<optab>si3_insn_uxtw): Likewise.
10291 (<optab><mode>3_insn): Change to rotate_imm.
10292 (extr<mode>5_insn_alt): Likewise.
10293 (extrsi5_insn_uxtw): Likewise.
10294 (extrsi5_insn_uxtw_alt): Likewise.
10296 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
10298 * doc/tm.texi: Regenerate.
10299 * doc/tm.texi.in (TARGET_INVALID_PARAMETER_TYPE): Remove.
10300 (TARGET_INVALID_RETURN_TYPE): Remove.
10301 * system.h: Poison TARGET_INVALID_PARAMETER_TYPE and
10302 TARGET_INVALID_RETURN_TYPE.
10303 * target.def (invalid_parameter_type): Remove.
10304 (invalid_return_type): Remove.
10306 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
10308 * ipa-inline-analysis.c (compute_inline_parameters): Be more reailistic
10309 on estimating thunk bodies; do not set inline_failed to CIF_THUNK for
10311 * ipa-inline-transform.c (inline_call): When inlining into thunk produce
10313 (preserve_function_body_p): No need to preserve function body
10314 * cif-codes.def (CIF_THUNK): Remove.
10315 * cgraphclones.c (duplicate_thunk_for_node): Thunks calls are inlinable.
10317 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
10319 * tree-inline.c (expand_call_inline): recurse after inlining thunk.
10321 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
10323 * tree.c (free_lang_data_in_decl): Also set target/optimization flags
10326 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
10328 * ipa-inline.c (report_inline_failed_reason): Look into thunks, too
10329 (inline_small_functions): Do not look for function symbol when
10332 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
10334 * lto-cgraph.c (compute_ltrans_boundary, output_symtab): Fix handling
10337 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
10338 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10339 Jiong Wang <jiong.wang@arm.com>
10341 * config/arm/arm-c.c (arm_cpu_builtins): Use def_or_undef_macro
10342 for __ARM_FP16_FORMAT_IEEE and __ARM_FP16_FORMAT_ALTERNATIVE.
10343 Define __ARM_FP16_ARGS when appropriate.
10344 * config/arm/arm.c (arm_invalid_parameter_type): Remove
10346 (arm_invalid_return_type): Likewise.
10347 (TARGET_INVALID_PARAMETER_TYPE): Remove.
10348 (TARGET_INVALID_RETURN_TYPE): Remove.
10349 (aapcs_vfp_sub_candidate): Allow HFmode.
10350 (aapcs_vfp_allocate): Add comment. Support HFmode.
10351 (aapcs_vfp_allocate_return_reg): Likewise.
10352 (struct aapcs_cp_arg_layout): Slightly reword comments for
10353 is_return_candidate and allocate_return_reg.
10354 (output_mov_vfp): Update assert.
10355 (arm_hard_regno_mode_ok): Remove comment, update HF-mode
10357 (arm_invalid_parameter_type): Remove.
10358 (amr_invalid_return_type): Remove.
10359 * config/arm/arm.h (TARGET_NEON_FP16): Fix definition.
10360 * config/arm/arm.md (*arm32_movhf): Disable for TARGET_VFP.
10361 * config/arm/vfp.md (*movhf_vfp): Enable for TARGET_VFP.
10363 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
10365 * config/aarch64/aarch64.h (LEGITIMIZE_RELOAD_ADDRESS): Remove.
10366 * config/aarch64/arch64-protos.h
10367 (aarch64_legitimize_reload_address): Remove.
10368 * config/aarch64/aarch64.c (aarch64_legitimize_reload_address):
10371 2016-05-16 Eric Botcazou <ebotcazou@adacore.com>
10373 * configure.ac: Add ACX_NONCANONICAL_HOST.
10374 * configure: Regenerate.
10375 * Makefile.in: Set host_noncanonical.
10377 2016-05-14 Uros Bizjak <ubizjak@gmail.com>
10380 * config/i386/i386.md (*movtf_internal): Before register allocation,
10381 do not allow FP constants for CM_MEDIUM memory model, allow only
10382 standard FP constants for CM_LARGE and CM_LARGE_PIC models.
10383 (*movxf_internal): Ditto.
10384 (*movdf_internal): Ditto.
10385 (*movsf_internal): Ditto.
10387 2016-05-13 Segher Boessenkool <segher@kernel.crashing.org>
10389 PR rtl-optimization/67483
10390 * combine.c (make_compound_operation): Don't call extract_left_shift
10391 with negative shift amounts.
10393 2016-05-13 Jakub Jelinek <jakub@redhat.com>
10396 * fold-const.c (fold_checksum_tree): Allow modification
10397 of TYPE_ALIAS_SET during folding.
10399 * config/i386/i386.c (ix86_compute_frame_layout, ix86_expand_prologue,
10400 ix86_expand_split_stack_prologue): Use HOST_WIDE_INT_C macro.
10401 (ix86_split_to_parts): Likewise. Fix up formatting.
10403 2016-05-13 H.J. Lu <hongjiu.lu@intel.com>
10405 * tree-ssa-loop-ivopts.c (create_new_ivs): Cast to
10406 unsigned HOST_WIDE_INT with HOST_WIDE_INT_PRINT_UNSIGNED in
10409 2016-05-13 Nathan Sidwell <nathan@acm.org>
10411 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): New.
10412 (nvptx_name_replacement): Delete.
10413 (write_fn_proto, write_fn_proto_from_insn,
10414 nvptx_output_call_insn): Remove nvptx_name_replacement call.
10415 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Override.
10416 * langhooks.c (add_builtin_funcction_common): Call
10417 targetm.mangle_decl_assembler_name.
10419 * config/nvptx/nvptx.c (write_fn_proto): Handle
10420 BUILT_IN_ATOMIC_COMPARE_EXCHANGE_n oddity.
10422 2016-05-13 Martin Liska <mliska@suse.cz>
10424 * tree-ssa-loop-ivopts.c (create_new_ivs): Use HOST_WIDE_INT_PRINT_DEC
10425 and PRIu64 in printf format.
10427 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10429 * tree-ssa-loop-ivanon.c (try_unroll_loop_completely): Typo fix in
10432 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10434 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
10435 Change --param max-completely-peeled-times to
10436 --param max-completely-peel-times in dump file printing.
10438 2016-05-13 Richard Biener <rguenther@suse.de>
10440 PR tree-optimization/42587
10441 * tree-ssa-math-opts.c (perform_symbolic_merge): Handle BIT_FIELD_REF.
10442 (find_bswap_or_nop_1): Likewise.
10443 (bswap_replace): Likewise.
10445 2016-05-13 Martin Liska <mliska@suse.cz>
10447 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern):
10448 Initialize a variable with default value.
10450 2016-05-13 Martin Liska <mliska@suse.cz>
10452 * doc/invoke.texi: Enhance explanation of error recovery
10455 2016-05-13 Martin Liska <mliska@suse.cz>
10457 * tree-ssa-loop-ivopts.c (avg_loop_niter): Fix coding style.
10458 (struct cost_pair): Change inv_expr_id (int) to inv_expr
10459 (iv_inv_expr_ent *).
10460 (struct iv_inv_expr_ent): Comment struct fields.
10461 (sort_iv_inv_expr_ent): New function.
10462 (struct ivopts_data): Rename inv_expr_id to max_inv_expr_id.
10463 (struct iv_ca): Replace used_inv_expr and num_used_inv_expr with
10464 a hash_map between iv_inv_expr_ent and number of usages.
10465 (niter_for_exit): Fix coding style.
10466 (tree_ssa_iv_optimize_init): Use renamed variable.
10467 (determine_base_object): Fix coding style.
10468 (alloc_iv): Likewise.
10469 (find_interesting_uses_outside): Likewise.
10470 (add_candidate_1): Likewise.
10471 (add_standard_iv_candidates): Likewise.
10472 (set_group_iv_cost): Replace inv_expr_id with inv_expr.
10473 (prepare_decl_rtl): Fix coding style.
10474 (get_address_cost): Likewise.
10475 (get_shiftadd_cost): Likewise.
10476 (force_expr_to_var_cost): Likewise.
10477 (compare_aff_trees): Likewise.
10478 (get_expr_id): Restructure the function.
10479 (get_loop_invariant_expr_id): Renamed to
10480 get_loop_invariant_expr.
10481 (get_computation_cost_at): Replace usage of inv_expr_id with
10483 (get_computation_cost): Likewise.
10484 (determine_group_iv_cost_generic): Likewise.
10485 (determine_group_iv_cost_address): Likewise.
10486 (iv_period): Fix coding style.
10487 (iv_elimination_compare_lt): Likewise.
10488 (may_eliminate_iv): Likewise.
10489 (determine_group_iv_cost_cond): Replace usage of inv_expr_id with
10491 (determine_group_iv_costs): Dump invariant expressions.
10492 (iv_ca_recount_cost): Use the newly added hash_map.
10493 (iv_ca_set_remove_invariants): Fix coding style.
10494 (iv_ca_set_add_invariants): Fix coding style.
10495 (iv_ca_set_no_cp): Utilize the newly added hash_map for used
10497 (iv_ca_set_cp): Likewise.
10498 (iv_ca_new): Initialize the newly added hash_map and remove
10499 initialization of fields.
10500 (iv_ca_free): Delete the hash_map.
10501 (iv_ca_dump): Dump invariant expressions.
10502 (iv_ca_extend): Fix coding style.
10503 (try_add_cand_for): Likewise.
10504 (create_new_ivs): Dump information about # of avg iterations and
10505 # of used invariant expressions.
10506 (rewrite_use_compare): Fix coding style.
10507 (free_loop_data): Set default value for max_inv_expr_id.
10509 2016-05-13 Ilya Enkovich <ilya.enkovich@intel.com>
10511 * cse.c (rest_of_handle_cse): Use cleanup_cfg
10512 returned value cse_cfg_altered computation.
10513 (rest_of_handle_cse2): Likewise.
10514 (rest_of_handle_cse_after_global_opts): Likewise.
10516 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10519 * config/arm/arm.c (arm32_output_mi_thunk): New.
10520 (arm_output_mi_thunk): Rename to arm_thumb1_mi_thunk. Rework
10521 to split Thumb1 vs TARGET_32BIT functionality.
10522 (arm_thumb1_mi_thunk): New.
10524 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10526 * config/aarch64/aarch64.c (TARGET_OMIT_STRUCT_RETURN_REG): Set
10529 2016-05-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10532 * config/i386/i386.c (ix86_in_large_data_p): Guard against NULL exp.
10534 2016-05-13 Eric Botcazou <ebotcazou@adacore.com>
10536 * builtins.c (expand_builtin_memcmp): Do not emit the call here.
10537 (expand_builtin_trap): Emit a regular call.
10538 (set_builtin_user_assembler_name): Remove obsolete cases.
10539 * dse.c (scan_insn): Adjust.
10540 * except.c: Include calls.h.
10541 (sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is defined,
10542 emit a regular call to setjmp.
10543 * expr.c (emit_block_move_hints): Call emit_block_copy_via_libcall.
10544 (block_move_libcall_safe_for_call_parm): Use memcpy builtin.
10545 (emit_block_move_via_libcall): Delete.
10546 (block_move_fn): Delete.
10547 (init_block_move_fn): Likewise.
10548 (emit_block_move_libcall_fn): Likewise.
10549 (emit_block_op_via_libcall): New function.
10550 (set_storage_via_libcall): Tidy up and use memset builtin.
10551 (block_clear_fn): Delete.
10552 (init_block_clear_fn): Likewise.
10553 (clear_storage_libcall_fn): Likewise.
10554 (expand_assignment): Call emit_block_move_via_libcall.
10555 Do not include gt-expr.h.
10556 * expr.h (emit_block_op_via_libcall): Declare.
10557 (emit_block_copy_via_libcall): New inline function.
10558 (emit_block_move_via_libcall): Likewise.
10559 (emit_block_comp_via_libcall): Likewise.
10560 (block_clear_fn): Delete.
10561 (init_block_move_fn): Likewise.
10562 (init_block_clear_fn): Likewise.
10563 (emit_block_move_via_libcall): Likewise.
10564 (set_storage_via_libcall): Add default parameter value.
10565 * libfuncs.h (enum libfunc_index): Remove obsolete values.
10566 (abort_libfunc): Delete.
10567 (memcpy_libfunc): Likewise.
10568 (memmove_libfunc): Likewise.
10569 (memcmp_libfunc): Likewise.
10570 (memset_libfunc): Likewise.
10571 (setbits_libfunc): Likewise.
10572 (setjmp_libfunc): Likewise.
10573 (longjmp_libfunc): Likewise.
10574 (profile_function_entry_libfunc): Likewise.
10575 (profile_function_exit_libfunc): Likewise.
10576 (gcov_flush_libfunc): Likewise.
10577 * optabs-libfuncs.c (build_libfunc_function): Set DECL_ARTIFICIAL
10578 and DECL_VISIBILITY on the declaration.
10579 (init_optabs): Do not initialize obsolete libfuncs.
10580 * optabs.c (prepare_cmp_insn): Call emit_block_comp_via_libcall.
10581 * tree-core.h (ECF_RET1): Define.
10582 (ECF_TM_PURE): Adjust.
10583 (ECF_TM_BUILTIN): Likewise.
10584 * tree.c (set_call_expr_flags): Deal with ECF_RET1.
10585 (build_common_builtin_nodes): Initialize abort builtin.
10586 Add ECF_RET1 on memcpy, memmove and memset builtins.
10587 Pass final flags for alloca and alloca_with_align builtins.
10588 * config/alpha/alpha.c (alpha_init_libfuncs): Do not initialize
10590 * config/ia64/ia64.c (ia64_vms_init_libfuncs): Likewise.
10591 * config/i386/i386.c (ix86_expand_set_or_movmem): Adjust call to
10592 set_storage_via_libcall and call emit_block_copy_via_libcall.
10594 2016-05-12 Uros Bizjak <ubizjak@gmail.com>
10596 * config/i386/i386.md (*call_got_x32): Change operand 0 to
10597 DImode before it is passed to ix86_output_call_operand.
10598 (*call_value_got_x32): Ditto for operand 1.
10600 2016-05-12 Jiong Wang <jiong.wang@arm.com>
10602 PR rtl-optimization/70904
10603 * lra-constraint.c (process_addr_reg): Relax the restriction on subreg
10604 reload for wide mode.
10606 2016-05-12 Marek Polacek <polacek@redhat.com>
10609 * langhooks-def.h (lhd_incomplete_type_error): Adjust declaration.
10610 * langhooks.c (lhd_incomplete_type_error): Add location parameter.
10611 * langhooks.h (incomplete_type_error): Likewise.
10612 * tree.c (size_in_bytes_loc): Renamed from size_in_bytes. Add location
10613 parameter, pass it down to incomplete_type_error.
10614 * tree.h (size_in_bytes): New inline overload.
10615 (size_in_bytes_loc): Renamed from size_in_bytes.
10617 2016-05-12 Richard Biener <rguenther@suse.de>
10619 PR tree-optimization/71059
10620 * tree-ssa-pre.c (phi_translate_1): Fully fold translated
10621 nary before looking up or entering the expression into the VN
10623 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): Fix comment typo.
10624 Make sure to re-use NARYs without result as inserted by
10627 2016-05-12 Richard Biener <rguenther@suse.de>
10629 PR tree-optimization/71062
10630 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
10632 * tree-ssa-structalias.c (set_uids_in_ptset): Set
10633 vars_contains_restrict if the var is a restrict tag.
10634 * tree-ssa-alias.c (ptrs_compare_unequal): If vars_contains_restrict
10635 do not disambiguate pointers against it.
10636 (dump_points_to_solution): Re-structure and adjust for new
10637 vars_contains_restrict flag.
10638 * gimple-pretty-print.c (pp_points_to_solution): Likewise.
10640 2016-05-12 Martin Liska <mliska@suse.cz>
10642 * doc/invoke.texi: Explain connection between
10643 -fsanitize-recover=address and ASAN_OPTIONS="halt_on_error=1".
10645 2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com>
10647 PR tree-optimization/71006
10648 * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
10649 consider COND_EXPR as a mask producer.
10651 2016-05-12 Marek Polacek <polacek@redhat.com>
10654 * opts.c (common_handle_option): Detect missing argument for --help^.
10656 2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10659 * config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction
10660 when popping the PC and within an interrupt handler routine.
10661 Add missing tab to output of "ldmfd".
10662 (output_return_instruction): Output LDMFD with SP update rather
10663 than POP when returning from interrupt handler.
10665 2016-05-12 Jakub Jelinek <jakub@redhat.com>
10667 * config/i386/i386.md (isa): Add x64_avx512dq, enable if
10668 TARGET_64BIT && TARGET_AVX512DQ.
10669 * config/i386/sse.md (*vec_extract<mode>): Add avx512bw alternatives.
10670 (*vec_extract<PEXTR_MODE12:mode>_zext): Add avx512bw alternative.
10671 (*vec_extract<ssevecmodelower>_0, *vec_extractv4si_0_zext,
10672 *vec_extractv2di_0_sse): Use v constraint instead of x constraint.
10673 (*vec_extractv4si): Add avx512dq and avx512bw alternatives.
10674 (*vec_extractv4si_zext): Add avx512dq alternative.
10675 (*vec_extractv2di_1): Add x64_avx512dq and avx512bw alternatives,
10676 use v instead of x constraint in other alternatives where possible.
10678 * config/i386/sse.md (sse2_loadld): Use v instead of x
10679 constraint in alternatives 0,1,4.
10681 * config/i386/sse.md (pinsr_evex_isa): New mode attr.
10682 (<sse2p4_1>_pinsr<ssemodesuffix>): Add 2 alternatives with
10683 v constraints instead of x and <pinsr_evex_isa> isa attribute.
10686 * config/i386/sse.md (<sse2_avx2>_packssdw<mask_name>,
10687 <sse4_1_avx2>_packusdw<mask_name>): Make sure EVEX encoded insn
10688 is not emitted unless TARGET_AVX512BW.
10689 (<sse2_avx2>_packuswb<mask_name>, <sse2_avx2>_packsswb<mask_name>):
10690 Likewise. For TARGET_AVX512BW, use "=v" constraint instead of "=x"
10691 for the result operand.
10693 * config/i386/sse.md (*vec_setv4sf_sse4_1, sse4_1_insertps): Use v
10694 constraint instead of x in avx alternatives. Use maybe_evex instead
10697 * config/i386/constraints.md (Yv): New constraint.
10698 * config/i386/i386.h (VALID_AVX512VL_128_REG_MODE): Allow
10699 TFmode and V1TImode in xmm16+ registers for TARGET_AVX512VL.
10700 * config/i386/i386.md (avx512fvecmode): New mode attr.
10701 (*pushtf): Use v constraint instead of x.
10702 (*movtf_internal): Likewise. For TARGET_AVX512VL and
10703 xmm16+ registers, use vmovdqu64 or vmovdqa64 instructions.
10704 (*absneg<mode>2): Use Yv constraint instead of x constraint.
10705 (*absnegtf2_sse): Likewise.
10706 (copysign<mode>3_const, copysign<mode>3_var): Likewise.
10707 * config/i386/sse.md (*andnot<mode>3): Add avx512vl and
10708 avx512f alternatives.
10709 (*andnottf3, *<code><mode>3, *<code>tf3): Likewise.
10711 2016-05-12 Richard Biener <rguenther@suse.de>
10713 PR tree-optimization/71060
10714 * tree-data-ref.c (initialize_data_dependence_relation): Do not
10715 require exact match of DR_BASE_OBJECT but only matching address and
10718 2016-05-12 Richard Biener <rguenther@suse.de>
10720 PR tree-optimization/70986
10721 * cfganal.c: Include cfgloop.h.
10722 (dfs_find_deadend): Prefer to take edges exiting loops.
10724 2016-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10726 * gcc.target/powerpc/pr70963.c: Require at least power8 at both
10727 compile and run time.
10729 2016-05-11 Mikhail Maltsev <maltsevm@gmail.com>
10732 * doc/invoke.texi (Wduplicate-decl-specifier): Document new option.
10734 2016-05-11 Uros Bizjak <ubizjak@gmail.com>
10736 * config/i386/i386.c (legitimize_pic_address): Use
10737 copy_to_suggested_reg instead of gen_movsi.
10739 2016-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
10741 * config/rs6000/predicates.md (quad_memory_operand): Move most of
10742 the code into quad_address_p and call it to share code with
10743 vsx_quad_dform_memory_operand.
10744 (vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector
10746 * config/rs6000/rs6000.opt (-mlra): Switch to being an option mask
10747 bit instead of being a separate word. Split -mpower9-dform into
10748 two switches, -mpower9-dform-scalar and -mpower9-dform-vector.
10749 * config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask
10750 for the register class supporting 128-bit quad word memory offsets.
10751 (mode_supports_vsx_dform_quad): Helper function to return if the
10752 register class uses quad word memory offsets.
10753 (rs6000_debug_addr_mask): Add support for quad word memory offsets.
10754 (rs6000_debug_reg_global): Always print if we are using LRA or not.
10755 (rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form
10756 instructions are enabled, set up the appropriate addr_masks for
10758 (rs6000_init_hard_regno_mode_ok): wb constraint is now based on
10759 -mpower9-dform-scalar, instead of -mpower9-dform.
10760 (rs6000_option_override_internal): Split -mpower9-dform into two
10761 switches, -mpower9-dform-scalar and -mpower9-dform-vector. The
10762 -mpower9-dform switch sets or clears both. If we are not using
10763 the LRA register allocator, do not enable -mpower9-dform-vector by
10764 default. If we are using LRA, enable -mpower9-dform-vector and
10765 -mvsx-timode if it is appropriate. Issue a warning if either
10766 -mpower9-dform-vector or -mvsx-timode are explicitly used without
10768 (quad_address_offset_p): New helper function to return if the
10769 offset is legal for quad word memory instructions.
10770 (quad_address_p): New function to determin if GPR or vector
10771 register quad word memory addresses are legal.
10772 (mem_operand_gpr): Validate quad word address offsets.
10773 (reg_offset_addressing_ok_p): Add support for ISA 3.0 vector
10774 d-form (register + offset) instructions.
10775 (offsettable_ok_by_alignment): Likewise.
10776 (rs6000_legitimate_offset_address_p): Likewise.
10777 (legitimate_lo_sum_address_p): Likewise.
10778 (rs6000_legitimize_address): Likewise.
10779 (rs6000_legitimize_reload_address): Add more debug statements for
10781 (rs6000_legitimate_address_p): Add support for ISA 3.0 vector
10782 d-form instructions.
10783 (rs6000_secondary_reload_memory): Add support for ISA 3.0 vector
10784 d-form instructions. Distinguish different cases in debug
10785 output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector
10786 d-form instructions.
10787 (rs6000_preferred_reload_class): Likewise.
10788 (rs6000_output_move_128bit): Add support for ISA 3.0 d-form
10789 instructions. If ISA 3.0 is available, generate lxvx/stxvx instead
10790 of the ISA 2.06 indexed memory instructions.
10791 (rs6000_emit_prologue): If we have ISA 3.0 d-form instructions,
10792 use them to save/restore the saved vector registers instead of
10793 using Altivec instructions.
10794 (rs6000_emit_epilogue): Likewise.
10795 (rs6000_lra_p): Use TARGET_LRA instead of the old option word.
10796 (rs6000_opt_masks): Split -mpower9-dform into
10797 -mpower9-dform-scalar and -mpower9-dform-vector.
10798 (rs6000_print_options_internal): Print -mno-<switch> if <switch>
10800 * config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit
10801 ISA 3.0 vector indexed memory instructions, and fold the code into
10802 the normal mov<mode> patterns.
10803 (p9_vecstore_<mode>): Likewise.
10804 (vsx_mov<mode>): Add support for ISA 3.0 vector d-form
10806 (vsx_movti_64bit): Likewise.
10807 (vsx_movti_32bit): Likewise.
10808 * config/rs6000/constraints.md (wO constraint): New constraint for
10809 ISA 3.0 vector d-form support.
10810 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use
10811 -mpower9-dform-scalar instead of -mpower9-dform. Add note not to
10812 include -mpower9-dform-vector until we switch over to LRA.
10813 (POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two.
10814 switches, -mpower9-dform-scalar and -mpower9-dform-vector.
10815 * config/rs6000/rs6000-protos.h (quad_address_p): Add declaration.
10816 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
10817 for -mpower9-dform and -mlra.
10818 * doc/md.texi (wO constraint): Document wO constraint.
10820 2016-05-11 Alexander Monakov <amonakov@ispras.ru>
10822 * genattr.c (main): Change 'rtx' to 'rtx_insn *' in prototypes of
10823 'insn_latency', 'maximal_insn_latency', 'min_insn_conflict_delay'.
10824 * genautomata.c (output_internal_insn_code_evaluation): Simplify.
10825 Move handling of non-insn arguments inline into the sole user:
10826 (output_trans_func): ...here.
10827 (output_min_insn_conflict_delay_func): Change 'rtx' to 'rtx_insn *'
10828 in emitted function prototype.
10829 (output_internal_insn_latency_func): Ditto. Simplify.
10830 (output_internal_maximal_insn_latency_func): Ditto. Delete
10831 always-unused argument.
10832 (output_insn_latency_func): Ditto.
10833 (output_maximal_insn_latency_func): Ditto.
10835 2016-05-11 Richard Biener <rguenther@suse.de>
10837 PR tree-optimization/71055
10838 * tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting
10839 sth with precision not equal to access size verify we don't chop
10842 2016-05-11 Richard Biener <rguenther@suse.de>
10845 * dwarf2out.c (retry_incomplete_types): Set early_dwarf.
10846 (dwarf2out_finish): Move retry_incomplete_types call ...
10847 (dwarf2out_early_finish): ... here.
10849 2016-05-11 Richard Biener <rguenther@suse.de>
10851 PR middle-end/71002
10852 * alias.c (reference_alias_ptr_type): Preserve alias-set zero
10853 if the langhook insists on it.
10854 * fold-const.c (make_bit_field_ref): Add arg for the original
10855 reference and preserve its alias-set.
10856 (decode_field_reference): Take exp by reference and adjust it
10857 to the original memory reference.
10858 (optimize_bit_field_compare): Adjust callers.
10859 (fold_truth_andor_1): Likewise.
10860 * gimplify.c (gimplify_expr): Adjust in-SSA form test.
10862 2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
10864 PR middle-end/70807
10865 * cfgrtl.h (delete_insn_and_edges): Now return bool.
10866 * cfgrtl.c (delete_insn_and_edges): Likewise.
10867 * config/i386/i386.c (convert_scalars_to_vector): Remove
10869 * cse.c (cse_insn): Compute cse_cfg_altered.
10870 (delete_trivially_dead_insns): Likewise.
10871 (cse_cc_succs): Likewise.
10872 (rest_of_handle_cse): Free dominance info if required.
10873 (rest_of_handle_cse2): Likewise.
10874 (rest_of_handle_cse_after_global_opts): Likewise.
10876 2016-05-11 Alan Modra <amodra@gmail.com>
10878 * config/rs6000/rs6000.c (is_complex_IBM_long_double,
10879 abi_v4_pass_in_fpr): New functions.
10880 (rs6000_function_arg_boundary): Exclude complex IBM long double
10881 from 64-bit alignment when ABI_V4.
10882 (rs6000_function_arg, rs6000_function_arg_advance_1,
10883 rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr.
10885 2016-05-10 Segher Boessenkool <segher@kernel.crashing.org>
10887 PR rtl-optimization/71028
10888 * cfgcleanup.c (try_optimize_cfg): Do not flip a conditional
10889 jump with just a return in the fallthrough block if the branch
10890 block contains just a return as well.
10892 2016-05-10 Marc Glisse <marc.glisse@inria.fr>
10894 * fold-const.c (fold_binary_loc) [(X ^ Y) & Y]: Remove and merge with...
10895 * match.pd ((X & Y) ^ Y): ... this.
10896 ((X & Y) & Y, (X | Y) | Y, (X ^ Y) ^ Y, (X & Y) & (X & Z), (X | Y)
10897 | (X | Z), (X ^ Y) ^ (X ^ Z)): New transformations.
10899 2016-05-10 David Malcolm <dmalcolm@redhat.com>
10901 * read-md.c (require_char_ws): New function.
10902 (read_string): Simplify using require_char_ws.
10903 (handle_constants): Likewise.
10904 (handle_enum): Likewise.
10905 (handle_file): Likewise.
10906 * read-md.h (require_char_ws): New declaration.
10907 * read-rtl.c (read_conditions): Simplify using require_char_ws.
10908 (read_mapping): Likewise.
10909 (read_rtx_code): Likewise.
10910 (read_nested_rtx): Likewise.
10912 2016-05-10 James Norris <jnorris@codesourcery.com>
10914 * config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o
10915 if offloading is enabled and -fopenacc or -fopenmp is specified.
10916 (CRTOFFLOADEND): Likewise.
10917 (STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN.
10918 (ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND.
10920 2016-05-10 Uros Bizjak <ubizjak@gmail.com>
10922 * config/i386/i386.c (legitimize_pic_address): Merge 64-bit and 32-bit
10923 gotoff_operand code paths. Use copy_to_suggested_regs and
10924 expand_simple_binop where appropriate. Cleanup.
10926 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
10929 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Allow
10931 (dimode_scalar_chain::vector_const_cost): New.
10932 (dimode_scalar_chain::compute_convert_gain): Handle constants.
10933 (dimode_scalar_chain::convert_op): Likewise.
10934 (dimode_scalar_chain::convert_insn): Likewise.
10936 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
10938 * dwarf2out.c (resolve_args_picking_1): Consider DW_OP_neg as an
10939 unary operation, not a binary one.
10941 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
10943 PR middle-end/70877
10944 * tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle
10945 calls with type casted fndecl.
10947 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
10949 PR tree-optimization/70786
10950 * tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR.
10951 * calls.c (initialize_argument_information): Bind bounds
10952 with corresponding args passed by reference.
10954 2016-05-10 Jakub Jelinek <jakub@redhat.com>
10957 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>),
10958 *<code><mode>3<mask_name>): For !TARGET_AVX512DQ and EVEX encoding,
10959 use vp*[dq] instead of v*p[sd] instructions and adjust mode attribute
10962 2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10965 * config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct
10966 code for a zero scale factor.
10967 (vsx_xvcvdpuxds_scale): Likewise.
10969 2016-05-10 David Malcolm <dmalcolm@redhat.com>
10971 * diagnostic-show-locus.c (layout::layout): Call show_ruler
10972 if show_ruler_p was set on the context.
10973 (layout::show_ruler): New method.
10974 * diagnostic.h (struct diagnostic_context): Add field
10977 2016-05-10 Richard Biener <rguenther@suse.de>
10979 PR tree-optimization/71039
10980 * tree-ssa-phiprop.c: Include tree-ssa-loop.h.
10981 (chk_uses): New function.
10982 (propagate_with_phi): Verify we can safely replicate the lhs of an
10983 aggregate assignment on all incoming edges.
10985 2016-05-10 Oleg Endo <olegendo@gcc.gnu.org>
10987 * config/rx/rx-protos.h (is_interrupt_func, is_fast_interrupt_func):
10989 (rx_atomic_sequence): New class.
10990 * config/rx/rx.c (rx_print_operand): Use symbolic names for PSW bits.
10991 (is_interrupt_func, is_fast_interrupt_func): Make non-static and
10993 (rx_atomic_sequence::rx_atomic_sequence,
10994 rx_atomic_sequence::~rx_atomic_sequence): New functions.
10995 * config/rx/rx.md (CTRLREG_PSW, CTRLREG_USP, CTRLREG_FPSW, CTRLREG_CPEN,
10996 CTRLREG_BPSW, CTRLREG_BPC, CTRLREG_ISP, CTRLREG_FINTV,
10997 CTRLREG_INTB): New constants.
10998 (FETCHOP): New code iterator.
10999 (fethcop_name, fetchop_name2): New iterator code attributes.
11000 (QIHI): New mode iterator.
11001 (atomic_exchange<mode>, atomic_exchangesi, xchg_mem<mode>,
11002 atomic_fetch_<fetchop_name>si, atomic_fetch_nandsi,
11003 atomic_<fetchop_name>_fetchsi, atomic_nand_fetchsi): New patterns.
11005 2016-05-10 Martin Liska <mliska@suse.cz>
11007 * tree-inline.c (remap_dependence_clique): Do not remap
11008 debugging statements.
11010 2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11012 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly")
11013 ("*fixuns_truncdfdi2_z13")
11014 ("*fixuns_trunc<FP:mode><GPR:mode>2_z196")
11015 ("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13")
11016 ("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX.
11018 2016-05-10 Richard Biener <rguenther@suse.de>
11020 PR tree-optimization/70497
11021 PR tree-optimization/28367
11022 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): New function
11024 (visit_reference_op_load): ... here.
11025 (vn_reference_lookup_3): Use it to handle subreg-like accesses
11026 with simplified BIT_FIELD_REFs.
11027 * tree-ssa-pre.c (eliminate_insert): Handle inserting BIT_FIELD_REFs.
11028 * tree-complex.c (extract_component): Handle BIT_FIELD_REFs
11031 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
11033 * dwarf2out.c (add_abstract_origin_attribute): Adjust
11034 documentation comment. For BLOCK nodes, add a
11035 DW_AT_abstract_origin attribute that points to the DIE generated
11036 for the origin BLOCK.
11037 (gen_lexical_block_die): Call add_abstract_origin_attribute for
11038 blocks from inlined functions.
11040 2016-05-10 Alan Modra <amodra@gmail.com>
11043 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop
11044 regrename modifying insns saving lr before __morestack call.
11045 * config/rs6000/rs6000.md (split_stack_return): Similarly for
11046 insns restoring lr after __morestack call.
11048 2016-05-09 Jakub Jelinek <jakub@redhat.com>
11050 * config/i386/i386.md (set_got, set_got_labelled, lwp_llwpcb,
11051 lwp_lwpval<mode>3, lwp_lwpins<mode>3): Remove constraints from
11053 * config/i386/sse.md (vec_interleave_high<mode>,
11054 vec_interleave_low<mode>, <avx512>_vpermi2var<mode>3_maskz,
11055 <avx512>_vpermt2var<mode>3_maskz): Likewise.
11057 2016-05-04 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
11059 * config/rs6000/rs6000.c (rs6000_reassociation_width): Add
11060 function for TARGET_SCHED_REASSOCIATION_WIDTH to enable
11061 parallel reassociation for power8 and forward.
11063 2016-05-09 Uros Bizjak <ubizjak@gmail.com>
11065 * config/i386/i386.md (absneg splitters with general regs): Use
11066 general_reg_operand predicate.
11067 (btsq peephole2): Use x86_64_immediate_operand to check if new
11068 value is suitable for immediate operand. Generate emitted insn
11069 using RTL expressions.
11070 (btcq peephole2): Ditto.
11071 (btrq peephole2): Ditto. Generate correct immediate operand
11074 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
11076 * cfgexpand.c (expand_debug_expr): Fix address offset for negative
11079 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
11081 * tree-affine.c (wide_int_constant_multiple_p): Add missing
11082 pointer dereference.
11084 2016-05-09 Richard Biener <rguenther@suse.de>
11086 PR tree-optimization/70985
11087 * match.pd (BIT_FIELD_REF -> (type)): Disable on GIMPLE when
11088 op0 isn't a gimple register.
11090 2016-05-09 Prachi Godbole <prachi.godbole@imgtec.com>
11092 * config/mips/i6400.md (i6400_fpu_intadd, i6400_fpu_logic)
11093 (i6400_fpu_div, i6400_fpu_cmp, i6400_fpu_float, i6400_fpu_store)
11094 (i6400_fpu_long_pipe, i6400_fpu_logic_l, i6400_fpu_float_l)
11095 (i6400_fpu_mult): New cpu units.
11096 (i6400_msa_add_d, i6400_msa_int_add, i6400_msa_short_logic3)
11097 (i6400_msa_short_logic2, i6400_msa_short_logic, i6400_msa_move)
11098 (i6400_msa_cmp, i6400_msa_short_float2, i6400_msa_div_d)
11099 (i6400_msa_div_w, i6400_msa_div_h, i6400_msa_div_b)
11100 (i6400_msa_copy, i6400_msa_branch, i6400_fpu_msa_store)
11101 (i6400_fpu_msa_load, i6400_fpu_msa_move, i6400_msa_long_logic1)
11102 (i6400_msa_long_logic2, i6400_msa_mult, i6400_msa_long_float2)
11103 (i6400_msa_long_float4, i6400_msa_long_float5)
11104 (i6400_msa_long_float8, i6400_msa_fdiv_df)
11105 (i6400_msa_fdiv_sf): New reservations.
11106 * config/mips/p5600.md (p5600_fpu_intadd, p5600_fpu_cmp)
11107 (p5600_fpu_float, p5600_fpu_logic_a, p5600_fpu_logic_b)
11108 (p5600_fpu_div, p5600_fpu_logic, p5600_fpu_float_a)
11109 (p5600_fpu_float_b, p5600_fpu_float_c, p5600_fpu_float_d)
11110 (p5600_fpu_mult, p5600_fpu_fdiv, p5600_fpu_load): New cpu units.
11111 (msa_short_int_add, msa_short_logic, msa_short_logic_move_v)
11112 (msa_short_cmp, msa_short_float2, msa_short_logic3)
11113 (msa_short_store4, msa_long_load, msa_short_store)
11114 (msa_long_logic, msa_long_float2, msa_long_float4)
11115 (msa_long_float5, msa_long_float8, msa_long_mult)
11116 (msa_long_fdiv, msa_long_div): New reservations.
11118 2016-05-09 Robert Suchanek <robert.suchanek@imgtec.com>
11119 Sameera Deshpande <sameera.deshpande@imgtec.com>
11120 Matthew Fortune <matthew.fortune@imgtec.com>
11121 Graham Stott <graham.stott@imgtec.com>
11122 Chao-ying Fu <chao-ying.fu@imgtec.com>
11124 * config.gcc: Add MSA header file for mips*-*-* target.
11125 * config/mips/constraints.md (YI, YC, YZ, Unv5, Uuv5, Usv5, Uuv6)
11126 (Ubv8i, Urv8): New constraints.
11127 * config/mips/mips-ftypes.def: Add function types for MSA
11129 * config/mips/mips-modes.def (V16QI, V8HI, V4SI, V2DI, V4SF)
11130 (V2DF, V32QI, V16HI, V8SI, V4DI, V8SF, V4DF): New modes.
11131 * config/mips/mips-msa.md: New file.
11132 * config/mips/mips-protos.h
11133 (mips_split_128bit_const_insns): New prototype.
11134 (mips_msa_idiv_insns): Likewise.
11135 (mips_split_128bit_move): Likewise.
11136 (mips_split_128bit_move_p): Likewise.
11137 (mips_split_msa_copy_d): Likewise.
11138 (mips_split_msa_insert_d): Likewise.
11139 (mips_split_msa_fill_d): Likewise.
11140 (mips_expand_msa_branch): Likewise.
11141 (mips_const_vector_same_val_p): Likewise.
11142 (mips_const_vector_same_bytes_p): Likewise.
11143 (mips_const_vector_same_int_p): Likewise.
11144 (mips_const_vector_shuffle_set_p): Likewise.
11145 (mips_const_vector_bitimm_set_p): Likewise.
11146 (mips_const_vector_bitimm_clr_p): Likewise.
11147 (mips_msa_vec_parallel_const_half): Likewise.
11148 (mips_msa_output_division): Likewise.
11149 (mips_ldst_scaled_shift): Likewise.
11150 (mips_expand_vec_cond_expr): Likewise.
11151 * config/mips/mips.c (enum mips_builtin_type): Add
11152 MIPS_BUILTIN_MSA_TEST_BRANCH.
11153 (mips_gen_const_int_vector_shuffle): New prototype.
11154 (mips_const_vector_bitimm_set_p): New function.
11155 (mips_const_vector_bitimm_clr_p): Likewise.
11156 (mips_const_vector_same_val_p): Likewise.
11157 (mips_const_vector_same_bytes_p): Likewise.
11158 (mips_const_vector_same_int_p): Likewise.
11159 (mips_const_vector_shuffle_set_p): Likewise.
11160 (mips_symbol_insns): Forbid loading symbols via immediate for
11162 (mips_valid_offset_p): Limit offset to 10-bit for MSA loads and
11164 (mips_valid_lo_sum_p): Forbid loadings symbols via %lo(base) for
11166 (mips_lx_address_p): Add support load indexed address for MSA.
11167 (mips_address_insns): Add calculation of instructions needed for
11168 stores and loads for MSA.
11169 (mips_const_insns): Move CONST_DOUBLE below CONST_VECTOR. Handle
11170 CONST_VECTOR for MSA and let it fall through.
11171 (mips_ldst_scaled_shift): New function.
11172 (mips_subword_at_byte): Likewise.
11173 (mips_msa_idiv_insns): Likewise.
11174 (mips_legitimize_move): Validate MSA moves.
11175 (mips_rtx_costs): Add UNGE, UNGT, UNLE, UNLT cases. Add
11176 calculation of costs for MSA division.
11177 (mips_split_move_p): Check if MSA moves need splitting.
11178 (mips_split_move): Split MSA moves if necessary.
11179 (mips_split_128bit_move_p): New function.
11180 (mips_split_128bit_move): Likewise.
11181 (mips_split_msa_copy_d): Likewise.
11182 (mips_split_msa_insert_d): Likewise.
11183 (mips_split_msa_fill_d): Likewise.
11184 (mips_output_move): Handle MSA moves.
11185 (mips_expand_msa_branch): New function.
11186 (mips_print_operand): Add 'E', 'B', 'w', 'v' and 'V' modifiers.
11187 Reinstate 'y' modifier.
11188 (mips_file_start): Add MSA .gnu_attribute.
11189 (mips_hard_regno_mode_ok_p): Allow TImode and 128-bit vectors in
11191 (mips_hard_regno_nregs): Always return 1 for MSA supported mode.
11192 (mips_class_max_nregs): Add register size for MSA supported mode.
11193 (mips_cannot_change_mode_class): Allow conversion between MSA
11194 vector modes and TImode.
11195 (mips_mode_ok_for_mov_fmt_p): Allow MSA to use move.v
11197 (mips_secondary_reload_class): Force MSA loads/stores via memory.
11198 (mips_preferred_simd_mode): Add preffered modes for MSA.
11199 (mips_vector_mode_supported_p): Add MSA supported modes.
11200 (mips_autovectorize_vector_sizes): New function.
11201 (mips_msa_output_division): Likewise.
11202 (MSA_BUILTIN, MIPS_BUILTIN_DIRECT_NO_TARGET)
11203 (MSA_NO_TARGET_BUILTIN, MSA_BUILTIN_TEST_BRANCH): New macros.
11204 (CODE_FOR_msa_adds_s_b, CODE_FOR_msa_adds_s_h)
11205 (CODE_FOR_msa_adds_s_w, CODE_FOR_msa_adds_s_d)
11206 (CODE_FOR_msa_adds_u_b, CODE_FOR_msa_adds_u_h)
11207 (CODE_FOR_msa_adds_u_w, CODE_FOR_msa_adds_u_du
11208 (CODE_FOR_msa_addv_b, CODE_FOR_msa_addv_h, CODE_FOR_msa_addv_w)
11209 (CODE_FOR_msa_addv_d, CODE_FOR_msa_and_v, CODE_FOR_msa_bmnz_v)
11210 (CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bmz_v, CODE_FOR_msa_bmzi_b)
11211 (CODE_FOR_msa_bnz_v, CODE_FOR_msa_bz_v, CODE_FOR_msa_bsel_v)
11212 (CODE_FOR_msa_bseli_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w)
11213 (CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b)
11214 (CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w)
11215 (CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clti_u_b)
11216 (CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w)
11217 (CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_s_b)
11218 (CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w)
11219 (CODE_FOR_msa_clei_s_d, CODE_FOR_msa_clei_u_b)
11220 (CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w)
11221 (CODE_FOR_msa_clei_u_d, CODE_FOR_msa_div_s_b)
11222 (CODE_FOR_msa_div_s_h, CODE_FOR_msa_div_s_w)
11223 (CODE_FOR_msa_div_s_d, CODE_FOR_msa_div_u_b)
11224 (CODE_FOR_msa_div_u_h, CODE_FOR_msa_div_u_w)
11225 (CODE_FOR_msa_div_u_d, CODE_FOR_msa_fadd_w, CODE_FOR_msa_fadd_d)
11226 (CODE_FOR_msa_fexdo_w, CODE_FOR_msa_ftrunc_s_w)
11227 (CODE_FOR_msa_ftrunc_s_d, CODE_FOR_msa_ftrunc_u_w)
11228 (CODE_FOR_msa_ftrunc_u_d, CODE_FOR_msa_ffint_s_w)
11229 (CODE_FOR_msa_ffint_s_d, CODE_FOR_msa_ffint_u_w)
11230 (CODE_FOR_msa_ffint_u_d, CODE_FOR_msa_fsub_w)
11231 (CODE_FOR_msa_fsub_d, CODE_FOR_msa_fmsub_d, CODE_FOR_msa_fmadd_w)
11232 (CODE_FOR_msa_fmadd_d, CODE_FOR_msa_fmsub_w, CODE_FOR_msa_fmul_w)
11233 (CODE_FOR_msa_fmul_d, CODE_FOR_msa_fdiv_w, CODE_FOR_msa_fdiv_d)
11234 (CODE_FOR_msa_fmax_w, CODE_FOR_msa_fmax_d, CODE_FOR_msa_fmax_a_w)
11235 (CODE_FOR_msa_fmax_a_d, CODE_FOR_msa_fmin_w, CODE_FOR_msa_fmin_d)
11236 (CODE_FOR_msa_fmin_a_w, CODE_FOR_msa_fmin_a_d)
11237 (CODE_FOR_msa_fsqrt_w, CODE_FOR_msa_fsqrt_d)
11238 (CODE_FOR_msa_max_s_b, CODE_FOR_msa_max_s_h)
11239 (CODE_FOR_msa_max_s_w, CODE_FOR_msa_max_s_d)
11240 (CODE_FOR_msa_max_u_b, CODE_FOR_msa_max_u_h)
11241 (CODE_FOR_msa_max_u_w, CODE_FOR_msa_max_u_d)
11242 (CODE_FOR_msa_min_s_b, CODE_FOR_msa_min_s_h)
11243 (CODE_FOR_msa_min_s_w, CODE_FOR_msa_min_s_d)
11244 (CODE_FOR_msa_min_u_b, CODE_FOR_msa_min_u_h)
11245 (CODE_FOR_msa_min_u_w, CODE_FOR_msa_min_u_d)
11246 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
11247 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
11248 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
11249 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
11250 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
11251 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
11252 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
11253 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
11254 (CODE_FOR_msa_mulv_b, CODE_FOR_msa_mulv_h, CODE_FOR_msa_mulv_w)
11255 (CODE_FOR_msa_mulv_d, CODE_FOR_msa_nlzc_b, CODE_FOR_msa_nlzc_h)
11256 (CODE_FOR_msa_nlzc_w, CODE_FOR_msa_nlzc_d, CODE_FOR_msa_nor_v)
11257 (CODE_FOR_msa_or_v, CODE_FOR_msa_ori_b, CODE_FOR_msa_nori_b)
11258 (CODE_FOR_msa_pcnt_b, CODE_FOR_msa_pcnt_h, CODE_FOR_msa_pcnt_w)
11259 (CODE_FOR_msa_pcnt_d, CODE_FOR_msa_xor_v, CODE_FOR_msa_xori_b)
11260 (CODE_FOR_msa_sll_b, CODE_FOR_msa_sll_h, CODE_FOR_msa_sll_w)
11261 (CODE_FOR_msa_sll_d, CODE_FOR_msa_slli_b, CODE_FOR_msa_slli_h)
11262 (CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, CODE_FOR_msa_sra_b)
11263 (CODE_FOR_msa_sra_h, CODE_FOR_msa_sra_w, CODE_FOR_msa_sra_d)
11264 (CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w)
11265 (CODE_FOR_msa_srai_d, CODE_FOR_msa_srl_b, CODE_FOR_msa_srl_h)
11266 (CODE_FOR_msa_srl_w, CODE_FOR_msa_srl_d, CODE_FOR_msa_srli_b)
11267 (CODE_FOR_msa_srli_h, CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d)
11268 (CODE_FOR_msa_subv_b, CODE_FOR_msa_subv_h, CODE_FOR_msa_subv_w)
11269 (CODE_FOR_msa_subv_d, CODE_FOR_msa_subvi_b, CODE_FOR_msa_subvi_h)
11270 (CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, CODE_FOR_msa_move_v)
11271 (CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, CODE_FOR_msa_vshf_w)
11272 (CODE_FOR_msa_vshf_d, CODE_FOR_msa_ilvod_d, CODE_FOR_msa_ilvev_d)
11273 (CODE_FOR_msa_pckod_d, CODE_FOR_msa_pckdev_d, CODE_FOR_msa_ldi_b)
11274 (CODE_FOR_msa_ldi_hi, CODE_FOR_msa_ldi_w)
11275 (CODE_FOR_msa_ldi_d): New code_aliasing macros.
11276 (mips_builtins): Add MSA sll_b, sll_h, sll_w, sll_d, slli_b,
11277 slli_h, slli_w, slli_d, sra_b, sra_h, sra_w, sra_d, srai_b,
11278 srai_h, srai_w, srai_d, srar_b, srar_h, srar_w, srar_d, srari_b,
11279 srari_h, srari_w, srari_d, srl_b, srl_h, srl_w, srl_d, srli_b,
11280 srli_h, srli_w, srli_d, srlr_b, srlr_h, srlr_w, srlr_d, srlri_b,
11281 srlri_h, srlri_w, srlri_d, bclr_b, bclr_h, bclr_w, bclr_d,
11282 bclri_b, bclri_h, bclri_w, bclri_d, bset_b, bset_h, bset_w,
11283 bset_d, bseti_b, bseti_h, bseti_w, bseti_d, bneg_b, bneg_h,
11284 bneg_w, bneg_d, bnegi_b, bnegi_h, bnegi_w, bnegi_d, binsl_b,
11285 binsl_h, binsl_w, binsl_d, binsli_b, binsli_h, binsli_w,
11286 binsli_d, binsr_b, binsr_h, binsr_w, binsr_d, binsri_b, binsri_h,
11287 binsri_w, binsri_d, addv_b, addv_h, addv_w, addv_d, addvi_b,
11288 addvi_h, addvi_w, addvi_d, subv_b, subv_h, subv_w, subv_d,
11289 subvi_b, subvi_h, subvi_w, subvi_d, max_s_b, max_s_h, max_s_w,
11290 max_s_d, maxi_s_b, maxi_s_h, maxi_s_w, maxi_s_d, max_u_b,
11291 max_u_h, max_u_w, max_u_d, maxi_u_b, maxi_u_h, maxi_u_w,
11292 maxi_u_d, min_s_b, min_s_h, min_s_w, min_s_d, mini_s_b, mini_s_h,
11293 mini_s_w, mini_s_d, min_u_b, min_u_h, min_u_w, min_u_d, mini_u_b,
11294 mini_u_h, mini_u_w, mini_u_d, max_a_b, max_a_h, max_a_w, max_a_d,
11295 min_a_b, min_a_h, min_a_w, min_a_d, ceq_b, ceq_h, ceq_w, ceq_d,
11296 ceqi_b, ceqi_h, ceqi_w, ceqi_d, clt_s_b, clt_s_h, clt_s_w,
11297 clt_s_d, clti_s_b, clti_s_h, clti_s_w, clti_s_d, clt_u_b,
11298 clt_u_h, clt_u_w, clt_u_d, clti_u_b, clti_u_h, clti_u_w,
11299 clti_u_d, cle_s_b, cle_s_h, cle_s_w, cle_s_d, clei_s_b, clei_s_h,
11300 clei_s_w, clei_s_d, cle_u_b, cle_u_h, cle_u_w, cle_u_d, clei_u_b,
11301 clei_u_h, clei_u_w, clei_u_d, ld_b, ld_h, ld_w, ld_d, st_b, st_h,
11302 st_w, st_d, sat_s_b, sat_s_h, sat_s_w, sat_s_d, sat_u_b, sat_u_h,
11303 sat_u_w, sat_u_d, add_a_b, add_a_h, add_a_w, add_a_d, adds_a_b,
11304 adds_a_h, adds_a_w, adds_a_d, adds_s_b, adds_s_h, adds_s_w,
11305 adds_s_d, adds_u_b, adds_u_h, adds_u_w, adds_u_d, ave_s_b,
11306 ave_s_h, ave_s_w, ave_s_d, ave_u_b, ave_u_h, ave_u_w, ave_u_d,
11307 aver_s_b, aver_s_h, aver_s_w, aver_s_d, aver_u_b, aver_u_h,
11308 aver_u_w, aver_u_d, subs_s_b, subs_s_h, subs_s_w, subs_s_d,
11309 subs_u_b, subs_u_h, subs_u_w, subs_u_d, subsuu_s_b, subsuu_s_h,
11310 subsuu_s_w, subsuu_s_d, subsus_u_b, subsus_u_h, subsus_u_w,
11311 subsus_u_d, asub_s_b, asub_s_h, asub_s_w, asub_s_d, asub_u_b,
11312 asub_u_h, asub_u_w, asub_u_d, mulv_b, mulv_h, mulv_w, mulv_d,
11313 maddv_b, maddv_h, maddv_w, maddv_d, msubv_b, msubv_h, msubv_w,
11314 msubv_d, div_s_b, div_s_h, div_s_w, div_s_d, div_u_b, div_u_h,
11315 div_u_w, div_u_d, hadd_s_h, hadd_s_w, hadd_s_d, hadd_u_h,
11316 hadd_u_w, hadd_u_d, hsub_s_h, hsub_s_w, hsub_s_d, hsub_u_h,
11317 hsub_u_w, hsub_u_d, mod_s_b, mod_s_h, mod_s_w, mod_s_d, mod_u_b,
11318 mod_u_h, mod_u_w, mod_u_d, dotp_s_h, dotp_s_w, dotp_s_d,
11319 dotp_u_h, dotp_u_w, dotp_u_d, dpadd_s_h, dpadd_s_w, dpadd_s_d,
11320 dpadd_u_h, dpadd_u_w, dpadd_u_d, dpsub_s_h, dpsub_s_w, dpsub_s_d,
11321 dpsub_u_h, dpsub_u_w, dpsub_u_d, sld_b, sld_h, sld_w, sld_d,
11322 sldi_b, sldi_h, sldi_w, sldi_d, splat_b, splat_h, splat_w,
11323 splat_d, splati_b, splati_h, splati_w, splati_d, pckev_b,
11324 pckev_h, pckev_w, pckev_d, pckod_b, pckod_h, pckod_w, pckod_d,
11325 ilvl_b, ilvl_h, ilvl_w, ilvl_d, ilvr_b, ilvr_h, ilvr_w, ilvr_d,
11326 ilvev_b, ilvev_h, ilvev_w, ilvev_d, ilvod_b, ilvod_h, ilvod_w,
11327 ilvod_d, vshf_b, vshf_h, vshf_w, vshf_d, and_v, andi_b, or_v,
11328 ori_b, nor_v, nori_b, xor_v, xori_b, bmnz_v, bmnzi_b, bmz_v,
11329 bmzi_b, bsel_v, bseli_b, shf_b, shf_h, shf_w, bnz_v, bz_v,
11330 fill_b, fill_h, fill_w, fill_d, pcnt_b, pcnt_h, pcnt_w,
11331 pcnt_d, nloc_b, nloc_h, nloc_w, nloc_d, nlzc_b, nlzc_h, nlzc_w,
11332 nlzc_d, copy_s_b, copy_s_h, copy_s_w, copy_s_d, copy_u_b,
11333 copy_u_h, copy_u_w, copy_u_d, insert_b, insert_h, insert_w,
11334 insert_d, insve_b, insve_h, insve_w, insve_d, bnz_b, bnz_h,
11335 bnz_w, bnz_d, bz_b, bz_h, bz_w, bz_d, ldi_b, ldi_h, ldi_w, ldi_d,
11336 fcaf_w, fcaf_d, fcor_w, fcor_d, fcun_w, fcun_d, fcune_w, fcune_d,
11337 fcueq_w, fcueq_d, fceq_w, fceq_d, fcne_w, fcne_d, fclt_w, fclt_d,
11338 fcult_w, fcult_d, fcle_w, fcle_d, fcule_w, fcule_d, fsaf_w,
11339 fsaf_d, fsor_w, fsor_d, fsun_w, fsun_d, fsune_w, fsune_d,
11340 fsueq_w, fsueq_d, fseq_w, fseq_d, fsne_w, fsne_d, fslt_w,
11341 fslt_d, fsult_w, fsult_d, fsle_w, fsle_d, fsule_w, fsule_d,
11342 fadd_w, fadd_d, fsub_w, fsub_d, fmul_w, fmul_d, fdiv_w, fdiv_d,
11343 fmadd_w, fmadd_d, fmsub_w, fmsub_d, fexp2_w, fexp2_d, fexdo_h,
11344 fexdo_w, ftq_h, ftq_w, fmin_w, fmin_d, fmin_a_w, fmin_a_d,
11345 fmax_w, fmax_d, fmax_a_w, fmax_a_d, mul_q_h, mul_q_w, mulr_q_h,
11346 mulr_q_w, madd_q_h, madd_q_w, maddr_q_h, maddr_q_w, msub_q_h,
11347 msub_q_w, msubr_q_h, msubr_q_w, fclass_w, fclass_d, fsqrt_w,
11348 fsqrt_d, frcp_w, frcp_d, frint_w, frint_d, frsqrt_w, frsqrt_d,
11349 flog2_w, flog2_d, fexupl_w, fexupl_d, fexupr_w, fexupr_d, ffql_w,
11350 ffql_d, ffqr_w, ffqr_d, ftint_s_w, ftint_s_d, ftint_u_w,
11351 ftint_u_d, ftrunc_s_w, ftrunc_s_d, ftrunc_u_w, ftrunc_u_d,
11352 ffint_s_w, ffint_s_d, ffint_u_w, ffint_u_d, ctcmsa, cfcmsa,
11354 (mips_get_builtin_decl_index): New array.
11355 (MIPS_ATYPE_QI, MIPS_ATYPE_HI, MIPS_ATYPE_V2DI, MIPS_ATYPE_V4SI)
11356 (MIPS_ATYPE_V8HI, MIPS_ATYPE_V16QI, MIPS_ATYPE_V2DF)
11357 (MIPS_ATYPE_V4SF, MIPS_ATYPE_UV2DI, MIPS_ATYPE_UV4SI)
11358 (MIPS_ATYPE_UV8HI, MIPS_ATYPE_UV16QI): New.
11359 (mips_init_builtins): Initialize mips_get_builtin_decl_index
11361 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
11363 (mips_expand_builtin_insn): Prepare operands for
11364 CODE_FOR_msa_addvi_b, CODE_FOR_msa_addvi_h, CODE_FOR_msa_addvi_w,
11365 CODE_FOR_msa_addvi_d, CODE_FOR_msa_clti_u_b,
11366 CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w,
11367 CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_u_b,
11368 CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w,
11369 CODE_FOR_msa_clei_u_d, CODE_FOR_msa_maxi_u_b,
11370 CODE_FOR_msa_maxi_u_h, CODE_FOR_msa_maxi_u_w,
11371 CODE_FOR_msa_maxi_u_d, CODE_FOR_msa_mini_u_b,
11372 CODE_FOR_msa_mini_u_h, CODE_FOR_msa_mini_u_w,
11373 CODE_FOR_msa_mini_u_d, CODE_FOR_msa_subvi_b,
11374 CODE_FOR_msa_subvi_h, CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d,
11375 CODE_FOR_msa_ceqi_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w,
11376 CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b,
11377 CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w,
11378 CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clei_s_b,
11379 CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w,
11380 CODE_FOR_msa_clei_s_d, CODE_FOR_msa_maxi_s_b,
11381 CODE_FOR_msa_maxi_s_h, CODE_FOR_msa_maxi_s_w,
11382 CODE_FOR_msa_maxi_s_d, CODE_FOR_msa_mini_s_b,
11383 CODE_FOR_msa_mini_s_h, CODE_FOR_msa_mini_s_w,
11384 CODE_FOR_msa_mini_s_d, CODE_FOR_msa_andi_b, CODE_FOR_msa_ori_b,
11385 CODE_FOR_msa_nori_b, CODE_FOR_msa_xori_b, CODE_FOR_msa_bmzi_b,
11386 CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bseli_b, CODE_FOR_msa_fill_b,
11387 CODE_FOR_msa_fill_h, CODE_FOR_msa_fill_w, CODE_FOR_msa_fill_d,
11388 CODE_FOR_msa_ilvl_b, CODE_FOR_msa_ilvl_h, CODE_FOR_msa_ilvl_w,
11389 CODE_FOR_msa_ilvl_d, CODE_FOR_msa_ilvr_b, CODE_FOR_msa_ilvr_h,
11390 CODE_FOR_msa_ilvr_w, CODE_FOR_msa_ilvr_d, CODE_FOR_msa_ilvev_b,
11391 CODE_FOR_msa_ilvev_h, CODE_FOR_msa_ilvev_w, CODE_FOR_msa_ilvod_b,
11392 CODE_FOR_msa_ilvod_h, CODE_FOR_msa_ilvod_w, CODE_FOR_msa_pckev_b,
11393 CODE_FOR_msa_pckev_h, CODE_FOR_msa_pckev_w, CODE_FOR_msa_pckod_b,
11394 CODE_FOR_msa_pckod_h, CODE_FOR_msa_pckod_w, CODE_FOR_msa_slli_b,
11395 CODE_FOR_msa_slli_h, CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d,
11396 CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w,
11397 CODE_FOR_msa_srai_d, CODE_FOR_msa_srli_b, CODE_FOR_msa_srli_h,
11398 CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d, CODE_FOR_msa_insert_b,
11399 CODE_FOR_msa_insert_h, CODE_FOR_msa_insert_w,
11400 CODE_FOR_msa_insert_d, CODE_FOR_msa_insve_b,
11401 CODE_FOR_msa_insve_h, CODE_FOR_msa_insve_w, CODE_FOR_msa_insve_d,
11402 CODE_FOR_msa_shf_b, CODE_FOR_msa_shf_h, CODE_FOR_msa_shf_w,
11403 CODE_FOR_msa_shf_w_f, CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h,
11404 CODE_FOR_msa_vshf_w, CODE_FOR_msa_vshf_d.
11405 (mips_expand_builtin): Add case for MIPS_BULTIN_MSA_TEST_BRANCH.
11406 (mips_set_compression_mode): Disallow MSA with MIPS16 code.
11407 (mips_option_override): -mmsa requires -mfp64 and -mhard-float.
11408 These are set implicitly and an error is reported if overridden.
11409 (mips_expand_builtin_msa_test_branch): New function.
11410 (mips_expand_msa_shuffle): Likewise.
11411 (MAX_VECT_LEN): Increase maximum length of a vector to 16 bytes.
11412 (TARGET_SCHED_REASSOCIATION_WIDTH): Define target hook.
11413 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Likewise.
11414 (mips_expand_vec_unpack): Add support for MSA.
11415 (mips_expand_vector_init): Likewise.
11416 (mips_expand_vi_constant): Use CONST0_RTX (element_mode)
11417 instead of const0_rtx.
11418 (mips_msa_vec_parallel_const_half): New function.
11419 (mips_gen_const_int_vector): Likewise.
11420 (mips_gen_const_int_vector_shuffle): Likewise.
11421 (mips_expand_msa_cmp): Likewise.
11422 (mips_expand_vec_cond_expr): Likewise.
11423 * config/mips/mips.h
11424 (TARGET_CPU_CPP_BUILTINS): Add __mips_msa and __mips_msa_width.
11425 (OPTION_DEFAULT_SPECS): Ignore --with-fp-32 if -mmsa is
11427 (ASM_SPEC): Pass mmsa and mno-msa to the assembler.
11428 (ISA_HAS_MSA): New macro.
11429 (UNITS_PER_MSA_REG): Likewise.
11430 (BITS_PER_MSA_REG): Likewise.
11431 (BIGGEST_ALIGNMENT): Redefine using ISA_HAS_MSA.
11432 (MSA_REG_FIRST): New macro.
11433 (MSA_REG_LAST): Likewise.
11434 (MSA_REG_NUM): Likewise.
11435 (MSA_REG_P): Likewise.
11436 (MSA_REG_RTX_P): Likewise.
11437 (MSA_SUPPORTED_MODE_P): Likewise.
11438 (HARD_REGNO_CALL_PART_CLOBBERED): Redefine using TARGET_MSA.
11439 (ADDITIONAL_REGISTER_NAMES): Add named registers $w0-$w31.
11440 * config/mips/mips.md: Include mips-msa.md.
11441 (alu_type): Add simd_add.
11442 (mode): Add V2DI, V4SI, V8HI, V16QI, V2DF, V4SF.
11443 (type): Add simd_div, simd_fclass, simd_flog2, simd_fadd,
11444 simd_fcvt, simd_fmul, simd_fmadd, simd_fdiv, simd_bitins,
11445 simd_bitmov, simd_insert, simd_sld, simd_mul, simd_fcmp,
11446 simd_fexp2, simd_int_arith, simd_bit, simd_shift, simd_splat,
11447 simd_fill, simd_permute, simd_shf, simd_sat, simd_pcnt,
11448 simd_copy, simd_branch, simd_cmsa, simd_fminmax, simd_logic,
11449 simd_move, simd_load, simd_store. Choose "multi" for moves
11451 (qword_mode): New attribute.
11452 (insn_count): Add instruction count for quad moves.
11453 Increase the count for MIPS SIMD division.
11454 (UNITMODE): Add UNITMODEs for vector types.
11455 (addsub): New code iterator.
11456 * config/mips/mips.opt (mmsa): New option.
11457 * config/mips/msa.h: New file.
11458 * config/mips/mti-elf.h: Don't infer -mfpxx if -mmsa is
11460 * config/mips/mti-linux.h: Likewise.
11461 * config/mips/predicates.md
11462 (const_msa_branch_operand): New constraint.
11463 (const_uimm3_operand): Likewise.
11464 (const_uimm4_operand): Likewise.
11465 (const_uimm5_operand): Likewise.
11466 (const_uimm8_operand): Likewise.
11467 (const_imm5_operand): Likewise.
11468 (aq10b_operand): Likewise.
11469 (aq10h_operand): Likewise.
11470 (aq10w_operand): Likewise.
11471 (aq10d_operand): Likewise.
11472 (const_m1_operand): Likewise.
11473 (reg_or_m1_operand): Likewise.
11474 (const_exp_2_operand): Likewise.
11475 (const_exp_4_operand): Likewise.
11476 (const_exp_8_operand): Likewise.
11477 (const_exp_16_operand): Likewise.
11478 (const_vector_same_val_operand): Likewise.
11479 (const_vector_same_simm5_operand): Likewise.
11480 (const_vector_same_uimm5_operand): Likewise.
11481 (const_vector_same_uimm6_operand): Likewise.
11482 (const_vector_same_uimm8_operand): Likewise.
11483 (par_const_vector_shf_set_operand): Likewise.
11484 (reg_or_vector_same_val_operand): Likewise.
11485 (reg_or_vector_same_simm5_operand): Likewise.
11486 (reg_or_vector_same_uimm6_operand): Likewise.
11487 * doc/extend.texi (MIPS SIMD Architecture Functions): New
11489 * doc/invoke.texi (-mmsa): Document new option.
11491 2016-05-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
11493 * configure.ac (enable_vtable_verify): Handle --enable-vtable-verify.
11494 * configure: Regenerate.
11495 * config.in: Regenerate.
11496 * gcc.c (VTABLE_VERIFICATION_SPEC) [!ENABLE_VTABLE_VERIFY]: Error
11497 on -fvtable-verify.
11498 * config/sol2.h [!ENABLE_VTABLE_VERIFY] (STARTFILE_VTV_SPEC): Define.
11499 (ENDFILE_VTV_SPEC): Define.
11501 2016-05-09 Kaushik Phatak <kaushik.phatak@kpit.com>
11503 * config/rl78/rl78.c (rl78_expand_prologue): Save the MDUC related
11504 registers in all interrupt handlers if necessary.
11505 (rl78_option_override): Add warning.
11506 (MUST_SAVE_MDUC_REGISTERS): New macro.
11507 (rl78_expand_epilogue): Restore the MDUC registers if necessary.
11508 * config/rl78/rl78.c (check_mduc_usage): New function.
11509 (mduc_regs): New structure to hold MDUC register data.
11510 * config/rl78/rl78.md (is_g13_muldiv_insn): New attribute.
11511 (mulsi3_g13): Add is_g13_muldiv_insn attribute.
11512 (udivmodsi4_g13): Add is_g13_muldiv_insn attribute.
11513 (mulhi3_g13): Add is_g13_muldiv_insn attribute.
11514 * config/rl78/rl78.opt (msave-mduc-in-interrupts): New option.
11515 * doc/invoke.texi (RL78 Options): Add -msave-mduc-in-interrupts.
11517 2016-05-09 Bin Cheng <bin.cheng@arm.com>
11519 * tree-if-conv.c (tree-ssa-loop.h): Include header file.
11520 (tree-ssa-loop-niter.h): Ditto.
11521 (idx_within_array_bound, ref_within_array_bound): New functions.
11522 (ifcvt_memrefs_wont_trap): Check if array ref is within bound.
11523 Factor out check on writable base object to ...
11524 (base_object_writable): ... here.
11526 2016-05-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11528 * config/arm/arm.md (probe_stack): Add modes to set source
11531 2016-05-09 Bernd Schmidt <bschmidt@redhat.com>
11533 * regrename.c (base_reg_class_for_rename): New static function.
11534 (scan_rtx_address, scan_rtx): Use it instead of base_reg_class.
11536 2016-05-08 Jan Hubicka <hubicka@ucw.cz>
11538 * cgraph.c (thunk_adjust): Export.
11539 * cgraphclones.c (cgraph_node::create_clone): Clone thunk info.
11540 * cgraphunit.c (thunk_adjust): Export.
11541 (cgraph_node::assemble_thunks_and_aliases): Do not assemble inlined
11543 * ipa-inline-analyssi.c (compute_inline_parameters): Thunks are
11545 * tree-inline.c (expand_call_inline): Expand thunks inline.
11547 2016-05-08 Uros Bizjak <ubizjak@gmail.com>
11550 * config/i386/sse.md (*sse2_vd_cvtsd2ss): New insn pattern.
11551 (*sse2_vd_cvtss2sd): Ditto.
11552 * config/i386/i386.md
11553 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf splitter):
11554 Generate *sse2_vd_cvtsd2ss pattern.
11555 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df splitter):
11556 Generate *sse2_vd_cvtss2sd pattern.
11558 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
11560 * config/sh/sh.h (GET_SH_ARG_CLASS): Convert macro into ...
11561 * config/sh/sh.c (get_sh_arg_class): ... this new function. Update its
11564 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
11566 * config/sh/sh-protos.h (sh_media_register_for_return): Remove.
11567 * config/sh/sh.c: Define and declare variables on first use throughout
11569 (current_function_interrupt): Change to bool type.
11570 (frame_insn): Rename to emit_frame_insn and update users.
11571 (push_regs): Use bool for 'interrupt_handler' argument.
11572 (save_schedule_s): Remove.
11573 (TARGET_ASM_UNALIGNED_DI_OP, TARGET_ASM_ALIGNED_DI_OP): Remove.
11574 (sh_option_override): Don't nullify targetm.asm_out.aligned_op.di and
11575 targetm.asm_out.unaligned_op.di.
11576 (gen_far_branch): Remove redundant forward declaration.
11577 (sh_media_register_for_return, MAX_SAVED_REGS, save_entry_s, save_entry,
11578 MAX_TEMPS, save_schedule_ssave_schedule): Remove.
11579 (sh_set_return_address, sh_function_ok_for_sibcall,
11580 scavenge_reg): Update comments.
11581 (sh_builtin_saveregs): Use TRAGET_FPU_ANY condition.
11582 (sh2a_get_function_vector_number, sh2a_function_vector_p): Use for loop.
11583 (sh_attr_renesas_p): Remove unnecessary parentheses.
11584 (branch_dest): Simplify.
11585 * config/sh/sh.h (sh_args): Remove byref, byref_regs, stack_regs fields.
11586 Change force_mem, prototype_p, outgoing, renesas_abi fields to bool.
11587 (CUMULATIVE_ARGS): Change macro to typedef.
11588 (current_function_interrupt): Change to bool type.
11589 (sh_arg_class, sh_args, CUMULATIVE_ARGS, current_function_interrupt):
11590 Surround with __cplusplus ifdef.
11591 (sh_compare_op0, sh_compare_op1): Remove.
11592 (EPILOGUE_USES): Use TARGET_FPU_ANY condition.
11594 2016-05-07 Jim Wilson <jim.wilson@linaro.org>
11596 * config/arm/arm.md: (arch): Add neon.
11597 (arch_enabled): Return yes for arch neon when TARGET_NEON.
11598 * config/arm/vfp.md (movdf_vfp): Add w/G as alternative 3. Add
11599 neon_move as type for alt 3. Add arch attr enabling alt 3 for neon.
11600 Emit vmov.i64 for alt 3. Renumber alternatives 3 to 8. Adjust
11601 attributes for alt renumbering. Mark alt 3 as non-predicable.
11602 (thumb2_movdf_vfp): Likewise.
11604 2016-05-07 Uros Bizjak <ubizjak@gmail.com>
11606 * config/i386/i386.md (*addqi_1): Add preferred_for_speed attribute
11607 to disparage alternatives 3 and 4 for TARGET_PARTIAL_REG_STALL targets.
11608 (*andqi_1): Add preferred_for_speed attribute to disparage
11609 alternative 2 for TARGET_PARTIAL_REG_STALL targets.
11610 (*<code>qi_1): Ditto.
11611 (*one_cmplqi2_1): Add preferred_for_speed attribute to disparage
11612 alternative 1 for TARGET_PARTIAL_REG_STALL targets.
11613 (*ashlqi3_1): Ditto.
11614 (*swap<mode>): Merge from *swap<mode>_1 and *swap<mode>_2 patterns.
11615 Add preferred_for_size attribute to disparage alternative 0 and
11616 preferred_for_speed attribute to disparage alternative 1 for
11617 TARGET_PARTIAL_REG_STALL targets.
11619 2016-05-07 Tom de Vries <tom@codesourcery.com>
11621 PR tree-optimization/70956
11622 * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL
11625 2016-05-07 Oleg Endo <olegendo@gcc.gnu.org>
11627 * config/sh/sh-protos.h (sh_cbranch_distance): Declare new function.
11628 * config/sh/sh.c (sh_cbranch_distance): Implement it.
11629 * config/sh/sh.md (branch_zero): Remove define_attr.
11630 (define_delay): Disable delay slot if branch distance is one insn.
11632 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
11634 * config/i386/i386.md (LEAMODE): New mode attribute.
11635 (plus to LEA splitter): Rewrite splitter using LEAMODE mode attribute.
11636 (ashift to LEA splitter): Rewrte splitter using SWI mode iterator
11637 and LEAMODE mode attribute. Use VOIDmode const_0_to_3_operand as
11638 operand 2 predicate.
11639 (*lea<mode>_general_2): Use VOIDmode for const248_operand.
11640 (*lea<mode>_general_3): Ditto.
11641 (*lea<mode>_general_4): Use VOIDmode for const_0_to_3_operand.
11643 2016-05-06 Jakub Jelinek <jakub@redhat.com>
11645 * genmddump.c (main): Convert argv from char ** to const char **.
11647 2016-05-06 David Malcolm <dmalcolm@redhat.com>
11649 * coretypes.h (OVERRIDE): New macro.
11650 (FINAL): New macro.
11652 2016-05-06 Eric Botcazou <ebotcazou@adacore.com>
11654 * tree-ssa-coalesce.c (gimple_can_coalesce_p): In the optimized case,
11655 allow coalescing if the types are compatible.
11657 2016-05-06 David Malcolm <dmalcolm@redhat.com>
11659 * pass_manager.h (pass_manager::register_pass_name): New method.
11660 (pass_manager::get_pass_by_name): New method.
11661 (pass_manager::create_pass_tab): New method.
11662 (pass_manager::m_name_to_pass_map): New field.
11663 * passes.c (name_to_pass_map): Delete global in favor of field
11664 "m_name_to_pass_map" of pass_manager.
11665 (register_pass_name): Rename from a function to...
11666 (pass_manager::register_pass_name): ...this method, updating
11667 for renaming of global "name_to_pass_map" to field
11668 "m_name_to_pass_map".
11669 (create_pass_tab): Rename from a function to...
11670 (pass_manager::create_pass_tab): ...this method, updating
11671 for renaming of global "name_to_pass_map" to field.
11672 (get_pass_by_name): Rename from a function to...
11673 (pass_manager::get_pass_by_name): ...this method.
11674 (enable_disable_pass): Convert use of get_pass_by_name to
11675 a method call, locating the pass_manager singleton.
11677 2016-05-06 David Malcolm <dmalcolm@redhat.com>
11679 * genattr-common.c (main): Convert argv from char ** to const char **.
11680 * genattr.c (main): Likewise.
11681 * genattrtab.c (main): Likewise.
11682 * genautomata.c (initiate_automaton_gen): Likewise.
11684 * gencodes.c (main): Likewise.
11685 * genconditions.c (main): Likewise.
11686 * genconfig.c (main): Likewise.
11687 * genconstants.c (main): Likewise.
11688 * genemit.c (main): Likewise.
11689 * genenums.c (main): Likewise.
11690 * genextract.c (main): Likewise.
11691 * genflags.c (main): Likewise.
11692 * genmddeps.c (main): Likewise.
11693 * genopinit.c (main): Likewise.
11694 * genoutput.c (main): Likewise.
11695 * genpeep.c (main): Likewise.
11696 * genpreds.c (main): Likewise.
11697 * genrecog.c (main): Likewise.
11698 * gensupport.c (init_rtx_reader_args_cb): Likewise.
11699 (init_rtx_reader_args): Likewise.
11700 * gensupport.h (init_rtx_reader_args_cb): Likewise.
11701 (init_rtx_reader_args): Likewise.
11702 * gentarget-def.c (main): Likewise.
11703 * read-md.c (read_md_files): Likewise.
11704 * read-md.h (read_md_files): Likewise.
11706 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
11708 * config/i386/i386.md (int cmove peephole2s): Use general_reg_operand
11709 instead of register_and_not_any_fp_reg_operand as operand 0 predicate.
11710 * config/i386/predicates.md (register_and_not_any_fp_reg_operand):
11711 Remove unused predicate.
11712 (register_and_not_fp_reg_operand): Ditto.
11714 2016-05-06 Martin Liska <mliska@suse.cz>
11716 * tree-if-conv.c (ifcvt_split_critical_edges): Use auto_vec
11717 instead of vec as the vector is local to the function.
11719 2016-05-06 Jakub Jelinek <jakub@redhat.com>
11721 * config/i386/sse.md (*<code>v8hi3, *<code>v16qi3): Add
11722 avx512bw alternative.
11724 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>): Move
11725 before the ashr<mode>3 pattern.
11727 * config/i386/sse.md (*avx2_pmaddwd, *sse2_pmaddwd): Use
11728 v instead of x in vex or maybe_vex alternatives, use
11729 maybe_evex instead of vex in prefix.
11731 * config/i386/sse.md (*vec_extractv4sf_0, *sse4_1_extractps,
11732 *vec_extractv4sf_mem, vec_extract_lo_v16hi, vec_extract_hi_v16hi,
11733 vec_extract_lo_v32qi, vec_extract_hi_v32qi): Use v instead of x
11734 in vex or maybe_vex alternatives, use maybe_evex instead of vex
11737 * config/i386/sse.md (*vec_concatv2sf_sse4_1, *vec_concatv4sf): Use
11738 v instead of x in vex or maybe_vex alternatives, use
11739 maybe_evex instead of vex in prefix.
11741 * config/i386/sse.md (sse_shufps_<mode>, sse_storehps, sse_loadhps,
11742 sse_storelps, sse_movss, avx2_vec_dup<mode>, avx2_vec_dupv8sf_1,
11743 sse2_shufpd_<mode>, sse2_storehpd, sse2_storelpd, sse2_loadhpd,
11744 sse2_loadlpd, sse2_movsd): Use v instead of x in vex or maybe_vex
11745 alternatives, use maybe_evex instead of vex in prefix.
11747 * config/i386/sse.md (vec_interleave_lowv4sf,
11748 *vec_interleave_highv2df, *vec_interleave_lowv2df): Use
11749 v instead of x in vex or maybe_vex alternatives, use
11750 maybe_evex instead of vex in prefix.
11752 * config/i386/sse.md (sse_movhlps, sse_movlhps): Use
11753 v instead of x in vex or maybe_vex alternatives, use
11754 maybe_evex instead of vex in prefix.
11756 * config/i386/sse.md (*avx_cvtpd2dq256_2, *avx_cvtps2pd256_2): Use
11757 v constraint instead of x.
11759 2016-05-06 Nathan Sidwell <nathan@codesourcery.com>
11761 * gimple.c (gimple_call_same_target_p): Unique functions are eq.
11762 * tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq
11765 2016-05-06 Richard Biener <rguenther@suse.de>
11767 PR tree-optimization/70948
11768 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
11769 Properly clobber all fields of va_list for __builtin_va_start.
11771 2016-05-06 Yuri Rumyantsev <ysrumyan@gmail.com>
11774 * tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with
11775 loop latch destination.
11777 2016-05-06 Martin Liska <mliska@suse.cz>
11779 * tree-ssa-uninit.c: Apply manual changes
11780 to the GNU coding style.
11781 (prune_uninit_phi_opnds): Rename from
11782 prune_uninit_phi_opnds_in_unrealizable_paths.
11784 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
11786 * config/sh/sh.opt (madjust-unroll, minvalid-symbols, msoft-atomic,
11787 mspace): Remove deprecated options.
11788 * doc/invoke.texi (SH options): Remove -mspace.
11790 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
11792 * config/sh/sh.md (ic_invalidate_line_sh4a): Fix insn length.
11794 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
11796 * config/sh/sh.md (*cmpeqsi_t): Remove combine insn pattern and similar
11797 corresponding combine split pattern.
11799 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
11802 * config/sh/predicates.md (long_displacement_mem_operand): New.
11803 * config/sh/sh.md (movsi_i): Allow for SH2A, disallow for any FPU.
11804 Add movi20, movi20s alternatives. Adjust length attribute for
11806 (movsi_ie): Allow for any FPU. Adjust length attribute for
11808 (movsi_i_lowpart): Add movi20, movi20s alternatives. Adjust length
11809 attribute for alternatives.
11810 (*mov<mode>): Use long_displacement_mem_operand for length attribute.
11811 (*movdi_i, movdf_k, movdf_i4, movsf_i, movsf_ie, movsf_ie_ra): Adjust
11812 length attribute for alternatives.
11814 2016-05-06 Richard Biener <rguenther@suse.de>
11816 PR tree-optimization/70960
11817 * tree-if-conv.c (ifcvt_walk_pattern_tree): Handle non-SSA ops.
11819 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
11822 * config/sh/sh.md (*cmp_div0s_7, *cmp_div0s_8): Add div0s variants.
11823 * config/sh/sh.c (sh_rtx_costs): Add another div0s case.
11825 2016-05-06 Marek Polacek <polacek@redhat.com>
11828 * ubsan.c (get_ubsan_type_info_for_type): Remove assert.
11830 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
11833 * config/sh/sh.md (*rotcr): Add another variant.
11835 2016-05-06 Richard Biener <rguenther@suse.de>
11837 PR middle-end/70931
11838 * dwarf2out.c (native_encode_initializer): Skip zero-sized fields.
11840 2016-05-06 Richard Biener <rguenther@suse.de>
11842 PR middle-end/70941
11843 * fold-const.c (split_tree): Always convert to the original type
11846 2016-05-06 Richard Biener <rguenther@suse.de>
11848 * fwprop.c (fwprop): Remove duplicate cleanup_cfg call.
11849 (fwprop_addr): Likewise.
11851 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
11854 * config/i386/i386-protos.h (ix86_standard_x87sse_constant_load_p):
11856 * config/i386/i386.c (ix86_standard_x87sse_constant_load_p): New.
11857 * config/i386/i386.md (push mem splitter): Use find_constant_src in
11858 the splitter condition.
11859 (FP load splitter): Use ix86_standard_x87sse_constant_load_p in
11860 the splitter condition.
11861 (FP float_extend load splitter): Ditto.
11863 2016-05-05 Uros Bizjak <ubizjak@gmail.com>
11865 * config/i386/i386.md (peehole2 patterns): Change true_regnum
11866 to REGNO in all peephole2 patterns.
11867 (post-reload splitters): Change true_regnum to REGNO in
11868 post-reload splitters.
11869 (zero_extend splitters): Use general_reg_operand and
11870 nonimmediate_gr_operand predicates.
11872 2016-05-05 Jakub Jelinek <jakub@redhat.com>
11874 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>): Use
11875 v constraint instead of x.
11877 2016-05-05 Alan Modra <amodra@gmail.com>
11880 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
11881 set OPTION_MASK_RELOCATABLE when flag_pic == 2. Set
11882 TARGET_NO_FP_IN_TOC for -mrelocatable.
11883 (MINIMAL_TOC_SECTION_ASM_OP): Remove redundant
11884 TARGET_RELOCATABLE test.
11885 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
11886 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
11887 * config/rs6000/linux64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
11888 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
11889 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
11890 * config/rs6000/freebsd64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
11891 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
11892 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
11893 * config/rs6000/predicates.md (easy_fp_constant): Likewise.
11894 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
11896 (rs6000_assemble_integer): Update TARGET_RELOCATABLE test.
11897 (rs6000_stack_info): Likewise.
11898 (rs6000_elf_asm_out_constructor): Likewise.
11899 (rs6000_elf_asm_out_destructor): Likewise.
11900 (rs6000_elf_declare_function_name): Likewise.
11901 * config/rs6000/rs6000.md (load_toc_aix_di): Likewise.
11902 * config/rs6000/rs6000.h (MASK_RELOCATABLE, MASK_MINIMAL_TOC):
11905 2016-05-05 Alan Modra <amodra@gmail.com>
11907 * config/rs6000/rs6000.c (rs6000_frame_related): Rewrite.
11909 2016-05-05 Alan Modra <amodra@gmail.com>
11911 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
11912 out-of-line gpr restore for one or two regs if that would add
11915 2016-05-04 Uros Bizjak <ubizjak@gmail.com>
11918 * config/i386/i386.md
11919 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df peephole2):
11920 Change to post-epilogue_completed late splitter. Use sse_reg_operand
11921 as operand 0 predicate.
11922 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf peephole2):
11924 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float {si,di}->{sf,df} peephole2):
11925 Ditto. Emit the pattern using RTX.
11927 (TARGET_USE_VECTOR_FP_CONVERTS float_extend sf->df splitter):
11928 Use sse_reg_opreand as operand 0 predicate. Do not use true_regnum in
11929 the post-reload splitter. Use lowpart_subreg instead of gen_rtx_REG.
11930 (TARGET_USE_VECTOR_FP_CONVERTS float_truncate df->sf splitter):
11932 (TARGET_USE_VECTOR_CONVERTS float si->{sf,df} splitter): Use
11933 sse_reg_operand as operand 0 predicate.
11935 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_extend sf->df peephole2):
11936 Use sse_reg_opreand as operand 0 predicate. Use lowpart_subreg
11937 instead of gen_rtx_REG.
11938 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_truncate sf->df peephole2):
11941 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
11943 * function.c (emit_use_return_register_into_block): Delete.
11944 (gen_return_pattern): Delete.
11945 (emit_return_into_block): Delete.
11946 (active_insn_between): Delete.
11947 (convert_jumps_to_returns): Delete.
11948 (emit_return_for_exit): Delete.
11949 (thread_prologue_and_epilogue_insns): Delete all code dealing with
11950 simple_return for shrink-wrapped blocks.
11951 * shrink-wrap.c (try_shrink_wrapping): Insert simple_return at the
11952 end of blocks that need one.
11953 (get_unconverted_simple_return): Delete.
11954 (convert_to_simple_return): Delete.
11955 * shrink-wrap.c (get_unconverted_simple_return): Delete declaration.
11956 (convert_to_simple_return): Ditto.
11958 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
11960 * cfgcleanup.c (bb_is_just_return): New function.
11961 (try_optimize_cfg): Simplify jumps to return, branches to return,
11962 and branches around return.
11964 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
11966 * cfgcleanup.c (try_simplify_condjump): Don't try to simplify a
11967 branch to a return.
11969 2016-05-04 Jakub Jelinek <jakub@redhat.com>
11973 * tree-core.h (enum operand_equal_flag): Add OEP_HASH_CHECK.
11974 * tree.c (inchash::add_expr): If !IS_EXPR_CODE_CLASS (tclass),
11975 assert flags & OEP_HASH_CHECK, instead of asserting it
11976 never happens. Handle TARGET_EXPR.
11977 * fold-const.c (operand_equal_p): For hash verification,
11978 or in OEP_HASH_CHECK into flags.
11980 2016-05-04 Eric Botcazou <ebotcazou@adacore.com>
11982 * tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head
11984 (compute_samebase_partition_bases): Fix typo.
11986 2016-05-04 Jakub Jelinek <jakub@redhat.com>
11988 * config/i386/sse.md (vec_interleave_highv8sf,
11989 vec_interleave_lowv8sf, vec_interleave_highv4df,
11990 vec_interleave_lowv4df): Remove constraints from expanders.
11992 * config/i386/sse.md (sse2_movq128): Use v constraint instead of x.
11994 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
11996 * tree-inline.c (expand_call_inline): Fix path dealing with
11997 making lhs of call statement undefined.
11999 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
12001 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases):
12002 Check availability on NODE, too.
12003 * cgraph.h (symtab_node::call_for_symbol_and_aliases): Likewise.
12004 (cgraph_node::call_for_symbol_and_aliases): Likewise.
12005 (varpool_node::call_for_symbol_and_aliase): Likewise.
12006 * ipa-pure-const.c (add_new_function): Analyze all bodies.
12007 (propagate_pure_const): Propagate across interposable functions, too.
12008 (skip_function_for_local_pure_const): Do not skip interposable bodies
12010 (pass_local_pure_const::execute): Update.
12012 2016-05-04 Marek Polacek <polacek@redhat.com>
12014 * doc/invoke.texi: Document -Wdangling-else.
12016 2016-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
12018 * config.gcc: Error out when conflicting multilib is detected. Do not
12019 loop over multilibs since no combination is legal.
12021 2016-05-04 Alan Modra <amodra@gmail.com>
12023 * config/rs6000/rs6000.h (PIC_OFFSET_TABLE_REGNUM): Correct.
12024 * config/rs6000/sysv4.h (TARGET_TOC): Simplify.
12025 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
12028 2016-05-04 Matthew Fortune <matthew.fortune@imgtec.com>
12030 * config/mips/mips-cpus.def (p5600): Avoid IMADD by default.
12031 Clean up p5600 comments.
12033 2016-05-04 Richard Biener <rguenther@suse.de>
12035 * match.pd: Add BIT_FIELD_REF canonicalizations and vector
12036 constructor simplifications.
12037 * fold-const.c (fold_ternary_loc): Remove duplicate functionality here.
12039 2016-05-04 Oleg Endo <olegendo@gcc.gnu.org>
12041 * config/sh/predicates (post_inc_mem, pre_dec_mem): New predicates.
12042 * config/sh/sh-protos.h (sh_find_set_of_reg): Return null result if
12043 result.set_rtx is null instead of aborting.
12044 * config/sh/sh.h (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT):
12046 (USE_LOAD_PRE_DECREMENT, USE_STORE_POST_INCREMENT): Enable for SH2A.
12047 * config/sh/sh.md (*extend<mode>si2_predec, *mov<mode>_load_predec,
12048 *mov<mode>_store_postinc): New patterns.
12050 2016-05-04 Marc Glisse <marc.glisse@inria.fr>
12052 * match.pd ((A | B) & (A | C)): Generalize to BIT_XOR_EXPR. Mark
12053 as commutative. Check both conversions are NOP.
12054 ((A & B) OP (C & B)): Remove.
12056 2016-05-04 Alan Modra <amodra@gmail.com>
12058 * combine.c (simplify_set): Correct WORD_REGISTER_OPERATIONS test.
12060 2016-05-04 Alan Modra <amodra@gmail.com>
12063 * config/rs6000/rs6000.c (rs6000_stack_info): Don't set cr_save_p
12064 when cr2,3,4 are all fixed regs.
12066 2016-05-04 Bernd Schmidt <bschmidt@redhat.com>
12068 PR rtl-optimization/57193
12069 * opts.c (default_options_table): Revert OPT_frename_registers change.
12070 * doc/invoke.texi (-frename-registers, -O2): Likewise.
12072 2016-05-03 Martin Sebor <msebor@redhat.com>
12075 * builtins.c (fold_builtin_FILE): New function.
12076 (fold_builtin_FUNCTION, fold_builtin_LINE): New functions.
12077 (fold_builtin_0): Call them.
12078 * gimplify.c (gimplify_call_expr): Remove the handling of
12079 BUILT_IN_FILE, BUILT_IN_FUNCTION, and BUILT_IN_LINE.
12082 * doc/extend.texi (Other Builtins): Update __builtin_FILE,
12083 __builtin_FUNCTION, and __builtin_LINE to reflect they yield
12087 * doc/extend.texi (Function Names as Strings): Update __func__,
12088 __FUNCTION__, __PRETTY_FUNCTION__ to reflect they evaluate to
12091 2016-05-03 Jakub Jelinek <jakub@redhat.com>
12092 Richard Biener <rguenther@suse.de>
12094 PR tree-optimization/70916
12095 * tree-if-conv.c: Include cfganal.h.
12096 (pass_if_conversion::execute): Call connect_infinite_loops_to_exit
12097 and remove_fake_exit_edges around the optimization pass.
12099 2016-05-03 Jan Hubicka <hubicka@ucw.cz>
12101 * cgraph.c (symbol_table::create_edge): Set inline_failed.
12102 (cgraph_edge::make_direct): Likewise.
12103 (cgraph_edge::dump_edge_flags): Dump call_stmt_cannot_inline_p.
12104 * cgraphclones.c (duplicate_thunk_for_node): Set inline_failed.
12105 * cif-code.def (CIF_LTO_MISMATCHED_DECLARATIONS): New code
12106 (CIF_THUNK): New code.
12107 * ipa-inline-analysis.c (initialize_inline_failed): Preserve
12108 CIF_FINAL_ERROR codes; do not deal with call_stmt_cannot_inline_p.
12109 (compute_inline_parameters): Set inline_failed for thunks.
12110 (inline_analyze_function): Cleanup.
12111 * ipa-inline.c (can_inline_edge_p): Do not deal with
12112 call_stmt_cannot_inline_p.
12113 (can_early_inline_edge_p): Likewise.
12114 (early_inliner): Initialize inline_failed.
12115 * lto-cgraph.c (lto_output_edge): Sanity check inline_failed.
12117 2016-05-03 Uros Bizjak <ubizjak@gmail.com>
12119 * config/i386/predicates.md (x87nonimm_ssenomem_operand): Rename
12120 from nonimm_ssenomem_operand.
12121 (nonimm_ssenomem_operand): New predicate.
12122 * config/i386/i386.md (extendsfdf2): Use nonimm_ssenomem_operand
12123 as operand 0 predicate.
12124 (*extendsfdf2): Merge from *extendsfdf2_mixed and *extendsfdf2_i387.
12125 Disable unsupported alternatives using "enabled" attribute.
12126 Use register_ssemem_operand as operand 0 predicate.
12127 (*fop_<mode>_1): Use x87nonimm_ssenomem_operand as operand 1 predicate.
12129 2016-05-03 Marek Polacek <polacek@redhat.com>
12132 * input.c (expansion_point_location): New function.
12133 * input.h (expansion_point_location): Declare.
12135 2016-05-03 Pierre-Marie de Rodat <derodat@adacore.com>
12137 * dwarf2out.c (resolve_args_picking_1): Replace the frame_offset
12138 occurence with frame_offset_ ones.
12140 2016-05-03 Alan Modra <amodra@gmail.com>
12142 PR rtl-optimization/70890
12143 * ira.c (combine_and_move_insns): When moving def_insn, remove
12144 equivs on use_insn.
12146 2016-05-03 Dominik Vogt <vogt@linux.vnet.ibm.com>
12148 * config/s390/s390.md ("*r<noxa>sbg_<mode>_sll")
12149 ("*r<noxa>sbg_<mode>_srl"): New define_insns.
12150 ("*r<noxa>sbg_<mode>_srl_bitmask"): Rename by adding "_bitmask".
12151 ("*r<noxa>sbg_<mode>_sll_bitmask"): Likewise.
12153 2016-05-03 Alan Modra <amodra@gmail.com>
12155 * config/rs6000/rs6000.c (rs6000_savres_strategy): Correct condition
12156 for SAVE_MULTIPLE/STORE_MULTIPLE.
12158 2016-05-03 Jakub Jelinek <jakub@redhat.com>
12160 * config/i386/i386.md (*truncdfsf_mixed, *truncdfsf_i387,
12161 *truncxfsf2_mixed, *truncxfdf2_mixed): Use v constraint instead of x.
12163 2016-05-03 Richard Biener <rguenther@suse.de>
12165 * gimplify.h (get_initialized_tmp_var): Add allow_ssa parameter
12167 (gimplify_arg): Likewise.
12168 * gimplify.c (gimplify_expr): Add overload with allow_ssa parameter,
12169 re-writing the result to a decl if required.
12170 (internal_get_tmp_var): Add allow_ssa parameter
12171 and override into_ssa with it.
12172 (get_formal_tmp_var): Adjust.
12173 (get_initialized_tmp_var): Add allow_ssa parameter.
12174 (gimplify_arg): Add allow_ssa parameter and avoid generating
12175 SSA names for the result false.
12176 (gimplify_call_expr): If the call may return twice do not
12177 gimplify parameters into SSA.
12178 (prepare_gimple_addressable): Do not allow an SSA name as temporary.
12179 (gimplify_modify_expr): Adjust assert. For noreturn calls
12180 with a SSA name LHS adjust its def.
12181 (gimplify_save_expr): Do not allow an SSA name as save-expr result.
12182 (gimplify_one_sizepos): Do not allow an SSA name as a sizepos.
12183 (gimplify_body): Init GIMPLE SSA data structures and gimplify into-SSA.
12184 (gimplify_scan_omp_clauses): Make sure OMP_CLAUSE_SIZE is not
12185 an SSA name. Likewise for OMP_CLAUSE_REDUCTION operands.
12186 (gimplify_omp_for): Likewise for OMP_CLAUSE_DECL. Likewise
12187 for OMP_FOR_COND, OMP_FOR_INCR and OMP_CLAUSE_LINEAR_STEP.
12188 (optimize_target_teams): Do not allow SSA names for clause operands.
12189 (gimplify_expr): Likewise for where we mark the result addressable.
12190 * passes.def (pass_init_datastructures): Remove.
12191 * tree-into-ssa.c (mark_def_sites): Ignore existing SSA names.
12192 (rewrite_stmt): Likewise.
12193 * tree-inline.c (initialize_cfun): Properly transfer SSA state.
12194 (replace_locals_op): Replace SSA names.
12195 (copy_gimple_seq_and_replace_locals): Init src_cfun.
12196 * gimple-low.c (lower_builtin_setjmp): Deal with SSA.
12197 * cgraph.c (release_function_body): Free CFG annotations only
12198 when we have a CFG. Simplify.
12199 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
12200 force_gimple_operand instead of get_initialized_tmp_var.
12201 * tree-pass.h (make_pass_init_datastructures): Remove.
12202 * tree-ssa.c (execute_init_datastructures): Remove.
12203 (pass_data_init_datastructures): Likewise.
12204 (class pass_init_datastructures): Likewise.
12205 (make_pass_init_datastructures): Likewise.
12206 * omp-low.c (create_omp_child_function): Init SSA data structures.
12207 (grid_expand_target_grid_body): Likewise.
12208 * tree-cfg.c (move_block_to_fn): Double-check the DEF is an SSA
12209 name before adding it to names_to_release.
12210 (remove_bb): Always release SSA defs.
12211 * tree-ssa-ccp.c (get_default_value): Check SSA_NAME_VAR
12212 before dereferencing it.
12213 * cgraphunit.c (init_lowered_empty_function): Always
12214 int SSA data structures.
12215 * tree-ssanames.c (release_defs): Remove assert that we are in
12217 * trans-mem.c (diagnose_tm_1): Handle SSA name function.
12219 2016-05-03 Jakub Jelinek <jakub@redhat.com>
12220 Uros Bizjak <ubizjak@gmail.com>
12222 PR rtl-optimization/70467
12223 * config/i386/predicates.md (x86_64_hilo_int_operand,
12224 x86_64_hilo_general_operand): New predicates.
12225 * config/i386/constraints.md (Wd): New constraint.
12226 * config/i386/i386.md (mode attr di): Use Wd instead of e.
12227 (general_hilo_operand): New mode attr.
12228 (add<mode>3, sub<mode>3): Use <general_hilo_operand>
12229 instead of <general_operand>.
12230 (*add<dwi>3_doubleword, *sub<dwi>3_doubleword): Use
12231 x86_64_hilo_general_operand instead of <general_operand>.
12233 2016-05-03 Jakub Jelinek <jakub@redhat.com>
12235 PR tree-optimization/70916
12236 * tree-if-conv.c (constant_or_ssa_name): Removed.
12237 (fold_build_cond_expr): Use is_gimple_val instead of
12238 constant_or_ssa_name.
12240 PR tree-optimization/70916
12241 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up
12242 if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P.
12245 * tree-ssa-ccp.c: Include stor-layout.h and optabs-query.h.
12246 (optimize_atomic_bit_test_and): New function.
12247 (pass_fold_builtins::execute): Use it.
12248 * optabs.def (atomic_bit_test_and_set_optab,
12249 atomic_bit_test_and_complement_optab,
12250 atomic_bit_test_and_reset_optab): New optabs.
12251 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET,
12252 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_BIT_TEST_AND_RESET): New ifns.
12253 * builtins.h (expand_ifn_atomic_bit_test_and): New prototype.
12254 * builtins.c (expand_ifn_atomic_bit_test_and): New function.
12255 * internal-fn.c (expand_ATOMIC_BIT_TEST_AND_SET,
12256 expand_ATOMIC_BIT_TEST_AND_COMPLEMENT,
12257 expand_ATOMIC_BIT_TEST_AND_RESET): New functions.
12258 * doc/md.texi (atomic_bit_test_and_set@var{mode},
12259 atomic_bit_test_and_complement@var{mode},
12260 atomic_bit_test_and_reset@var{mode}): Document.
12261 * config/i386/sync.md (atomic_bit_test_and_set<mode>,
12262 atomic_bit_test_and_complement<mode>,
12263 atomic_bit_test_and_reset<mode>): New expanders.
12264 (atomic_bit_test_and_set<mode>_1,
12265 atomic_bit_test_and_complement<mode>_1,
12266 atomic_bit_test_and_reset<mode>_1): New insns.
12268 2016-05-03 Richard Sandiford <richard.sandiford@arm.com>
12270 PR rtl-optimization/70687
12271 * combine.c (change_zero_ext): Check for scalar modes. Use wide_int
12272 instead of unsigned HOST_WIDE_INT.
12274 2016-05-03 Bernd Schmidt <bschmidt@redhat.com>
12276 PR rtl-optimization/44281
12277 * hard-reg-set.h (struct target_hard_regs): New field
12278 x_fixed_nonglobal_reg_set.
12279 (fixed_nonglobal_reg_set): New macro.
12280 * reginfo.c (init_reg_sets_1): Initialize it.
12281 * ira.c (setup_alloc_regs): Use fixed_nonglobal_reg_set instead
12283 * df-scan.c (df_insn_refs_collect): Asms may reference global regs.
12285 2016-05-03 Bin Cheng <bin.cheng@arm.com>
12287 PR tree-optimization/56541
12288 * doc/invoke.texi (@item max-tree-if-conversion-phi-args): New item.
12289 * params.def (PARAM_MAX_TREE_IF_CONVERSION_PHI_ARGS): new param.
12290 * tree-if-conv.c (MAX_PHI_ARG_NUM): new macro.
12291 (any_complicated_phi): new static variable.
12292 (aggressive_if_conv): delete.
12293 (if_convertible_phi_p): support phis with more than two arguments.
12294 (if_convertible_bb_p): remvoe check on aggressive_if_conv and
12295 critical pred edges.
12296 (ifcvt_split_critical_edges): support phis with more than two
12297 arguments by checking new parameter. only split critical edges
12299 (tree_if_conversion): handle simd pragma marked loop using new
12300 local variable aggressive_if_conv. check any_complicated_phi.
12302 2016-05-03 Bin Cheng <bin.cheng@arm.com>
12304 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check depends_on
12307 2016-05-03 Bin Cheng <bin.cheng@arm.com>
12309 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Don't clobber
12312 2016-05-03 Oleg Endo <olegendo@gcc.gnu.org>
12314 * config/sh/sh.md (udivsi3, divsi3, mulsi3): Simplify.
12315 (mulhisi3, umulhisi3, (smulsi3_highpart, umulsi3_highpart): Convert to
12316 define_insn_and_split.
12317 (mulsi3_i): New define_insn_and_split.
12318 (mulsi3_call): Convert to define_insn.
12319 (mulsidi3, mulsidi3_compact, umulsidi3, umulsidi3_compact):
12320 Remove constraints.
12322 2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com>
12324 * machmode.h (mode_complex): Add support to give the complex mode
12326 (GET_MODE_COMPLEX_MODE): Likewise.
12327 * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode
12328 stored by build_complex_type and gfc_build_complex_type instead of
12329 trying to figure out the appropriate mode based on the size. Raise
12330 an assertion error, if the type was not set.
12331 * genmodes.c (struct mode_data): Add field for the complex type of
12333 (blank_mode): Likewise.
12334 (make_complex_modes): Remember the complex mode created in the
12336 (emit_mode_complex): Write out the mode_complex array to map a
12337 type mode to the complex version.
12338 (emit_insn_modes_c): Likewise.
12339 * tree.c (build_complex_type): Set the complex type to use before
12340 calling layout_type.
12341 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add
12342 support for __float128 complex datatypes.
12343 (rs6000_hard_regno_mode_ok): Likewise.
12344 (rs6000_setup_reg_addr_masks): Likewise.
12345 (rs6000_complex_function_value): Likewise.
12346 * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise.
12347 __float128 and __ibm128 complex.
12348 (FLOAT128_IBM_P): Likewise.
12349 (ALTIVEC_ARG_MAX_RETURN): Likewise.
12350 * doc/extend.texi (Additional Floating Types): Document that
12351 -mfloat128 must be used to enable __float128. Document complex
12352 __float128 and __ibm128 support.
12354 2016-05-02 Jakub Jelinek <jakub@redhat.com>
12357 * gimple.c (gimple_builtin_call_types_compatible_p): Allow
12358 char/short arguments promoted to int because of promote_prototypes.
12360 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
12362 * config/i386/predicates.md (register_ssemem_operand): New predicate.
12363 * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Merge from
12364 *cmpi<FPCMP:unord><MODEF:mode>_mixed and
12365 *cmpi<FPCMP:unord><X87MODEF:mode>_i387. Disable unsupported
12366 alternatives using "enabled" attribute. Use register_ssemem_operand
12367 as operand 1 predicate.
12368 (*cmpi<unord>xf_i387): Split XFmode pattern from
12369 *cmpi<FPCMP:unord><X87MODEF:mode>_i387.
12370 (*absneg<mode>2): Merge from *absneg<mode>2_mixed and
12371 *absneg<mode>2_i387. Disable unsupported alternatives using
12372 "enabled" attribute.
12373 (*absnegxf2_i387): Split XFmode pattern from *absneg<mode>2_i387.
12375 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
12377 * omp-low.c (lower_oacc_head_tail): Assert there is at least one
12379 (oacc_loop_process): Check mask for loop termination.
12381 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
12383 * cif-code.def (CIF_THUNK): Add.
12384 * ipa-inline-analsysis.c (evaluate_conditions_for_known_args): Revert
12387 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
12389 * ipa-inline-analysis.c (reset_inline_summary): Clear fp_expressions
12390 (dump_inline_summary): Dump it.
12391 (fp_expression_p): New predicate.
12392 (estimate_function_body_sizes): Use it.
12393 (inline_merge_summary): Merge fp_expressions.
12394 (inline_read_section): Read fp_expressions.
12395 (inline_write_summary): Write fp_expressions.
12396 * ipa-inline.c (can_inline_edge_p): Permit inlining across fp math
12397 codegen boundary if either caller or callee is !fp_expressions.
12398 * ipa-inline.h (inline_summary): Add fp_expressions.
12399 * ipa-inline-transform.c (inline_call): When inlining !fp_expressions
12400 to fp_expressions be sure the fp generation flags are updated.
12402 2016-05-02 Jakub Jelinek <jakub@redhat.com>
12404 PR rtl-optimization/70467
12405 * cse.c (cse_insn): Handle no-op MEM moves after folding.
12407 PR rtl-optimization/70467
12408 * ipa-pure-const.c (check_call): Handle internal calls even in
12409 ipa mode like in local mode.
12411 2016-05-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
12413 * doc/install.texi: Document supported in-tree gmp/mpfr/mpc versions.
12415 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
12417 * match.pd (X u< X, X u> X): New transformations.
12419 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
12421 * flag-types.h (enum warn_strict_overflow_code): Move ...
12422 * coretypes.h: ... here.
12423 * fold-const.h (fold_overflow_warning): Declare.
12424 * fold-const.c (fold_overflow_warning): Make non-static.
12425 (fold_comparison): Move the transformation of X +- C1 CMP C2
12426 into X CMP C2 -+ C1 ...
12427 * match.pd: ... here.
12428 * gimple-fold.c (fold_stmt_1): Protect with
12429 fold_defer_overflow_warnings.
12431 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
12433 * omp-low.c (struct oacc_loop): Add 'inner' field.
12434 (new_oacc_loop_raw): Initialize it to zero.
12435 (oacc_loop_fixed_partitions): Initialize it.
12436 (oacc_loop_auto_partitions): Partition outermost loop to outermost
12437 available partitioning.
12439 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
12441 * config/arc/arc.md (mulsidi3): Change operand 0 predicate to
12443 (umulsidi3): Likewise.
12444 (indirect_jump): Fix jump instruction assembly patterns.
12446 2016-05-02 Thomas Schwinge <thomas@codesourcery.com>
12449 * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
12450 (nvptx_function_value): Assert non-NULL cfun.
12452 2016-05-02 Eric Botcazou <ebotcazou@adacore.com>
12454 PR rtl-optimization/70886
12455 * sched-deps.c (estimate_dep_weak): Canonicalize cselib values.
12457 * cselib.h (rtx_equal_for_cselib_1): Declare.
12458 (rtx_equal_for_cselib_p: New inline function.
12459 * cselib.c (rtx_equal_for_cselib_p): Delete.
12460 (rtx_equal_for_cselib_1): Make public.
12462 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
12464 * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
12465 (register_mixssei387nonimm_operand): Remove predicate.
12466 * config/i386/i386.md (*fop_<mode>_comm): Merge from
12467 *fop_<mode>_comm_mixed and *fop_<mode>_comm_i387. Disable unsupported
12468 alternatives using "enabled" attribute. Also check X87_ENABLE_ARITH
12469 for TARGET_MIX_SSE_I387 alternatives.
12470 (*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387.
12471 Disable unsupported alternatives using "enabled" attribute. Use
12472 nonimm_ssenomem_operand as operand 1 predicate. Also check
12473 X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives.
12475 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
12477 * tree.c (cst_and_fits_in_hwi): Simplify.
12479 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
12481 * tree.h (wi::to_wide): New function.
12482 * expr.c (expand_expr_real_1): Use wi::to_wide.
12483 * fold-const.c (int_const_binop_1): Likewise.
12484 (extract_muldiv_1): Likewise.
12486 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
12488 * wide-int.h: Update offset_int and widest_int documentation.
12489 (WI_SIGNED_SHIFT_RESULT): New macro.
12490 (wi::binary_shift): Define signed_shift_result_type for
12491 shifts on offset_int- and widest_int-like types.
12492 (generic_wide_int): Support <<= and >>= if << and >> are supported.
12493 * tree.h (int_bit_position): Use shift operators instead of wi::
12495 * alias.c (adjust_offset_for_component_ref): Likewise.
12496 * expr.c (get_inner_reference): Likewise.
12497 * fold-const.c (fold_comparison): Likewise.
12498 * gimple-fold.c (fold_nonarray_ctor_reference): Likewise.
12499 * gimple-ssa-strength-reduction.c (restructure_reference): Likewise.
12500 * tree-dfa.c (get_ref_base_and_extent): Likewise.
12501 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
12502 (stmt_kills_ref_p): Likewise.
12503 * tree-ssa-ccp.c (bit_value_binop_1): Likewise.
12504 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
12505 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
12506 (ao_ref_init_from_vn_reference): Likewise.
12508 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
12510 * wide-int.h: Update offset_int and widest_int documentation.
12511 (WI_SIGNED_BINARY_PREDICATE_RESULT): New macro.
12512 (wi::binary_traits): Allow ordered comparisons between offset_int and
12513 offset_int, between widest_int and widest_int, and between either
12514 of these types and basic C types.
12515 (operator <, <=, >, >=): Define for the same combinations.
12516 * tree.h (tree_int_cst_lt): Use comparison operators instead
12517 of wi:: comparisons.
12518 (tree_int_cst_le): Likewise.
12519 * gimple-fold.c (fold_array_ctor_reference): Likewise.
12520 (fold_nonarray_ctor_reference): Likewise.
12521 * gimple-ssa-strength-reduction.c (record_increment): Likewise.
12522 * tree-affine.c (aff_comb_cannot_overlap_p): Likewise.
12523 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise.
12524 * tree-sra.c (completely_scalarize): Likewise.
12525 * tree-ssa-alias.c (stmt_kills_ref_p): Likewise.
12526 * tree-ssa-reassoc.c (extract_bit_test_mask): Likewise.
12527 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
12528 (check_for_binary_op_overflow): Likewise.
12529 (search_for_addr_array): Likewise.
12530 * ubsan.c (ubsan_expand_objsize_ifn): Likewise.
12532 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
12534 * config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword.
12535 (arc_save_restore): Likewise.
12536 (arc_dwarf_register_span): Likewise.
12537 (arc_output_pic_addr_const): Initialize suffix variable.
12539 2016-05-02 Martin Liska <mliska@suse.cz>
12541 * symbol-summary.h (function_summary::function_summary):
12542 Remove checking assert for all cgraph nodes.
12543 (function_summary::get): Check summary_uid.
12544 (symtab_insertion): Check summary_uid.
12546 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
12548 * config/arc/arc-protos.h (compact_memory_operand_p): Declare.
12549 * config/arc/arc.c (arc_output_commutative_cond_exec): Consider
12550 bmaskn instruction.
12551 (arc_dwarf_register_span): Remove enum keyword.
12552 (compact_memory_operand_p): New function.
12553 * config/arc/arc.h (reg_class): Add code density register classes.
12554 (REG_CLASS_NAMES): Likewise.
12555 (REG_CLASS_CONTENTS): Likewise.
12556 * config/arc/arc.md (*movqi_insn): Add code density instructions.
12557 (*movhi_insn, *movsi_insn, *movsf_insn): Likewise.
12558 (*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise.
12559 (*cmpsi_cc_c_insn, *movsi_ne): Likewise.
12560 * config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New
12562 (h, Rcd, Rsd, Rzd): New register constraints.
12563 (T): Use compact_memory_operand_p function.
12564 * config/arc/predicates.md (compact_load_memory_operand): Remove.
12566 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
12568 * config/sh/sh.md (*negnegt, *movtt): Remove.
12570 2016-05-02 Marek Polacek <polacek@redhat.com>
12571 Tom de Vries <tom@codesourcery.com>
12573 PR tree-optimization/70700
12574 * tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids
12575 bigger than FIRST_REF_NODE.
12577 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
12580 * config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4,
12582 (prepare_cbranch_operands): Don't use scratch register. Assume that
12583 function is used when pseudos can be created.
12584 (expand_cbranchdi4): Likewise. Remove unused TARGET_CMPEQDI_T paths.
12585 * config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created.
12586 (cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4
12587 define_expand. Allow it only when pseudos can be created.
12588 * config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete.
12590 2016-05-01 Uros Bizjak <ubizjak@gmail.com>
12592 * config/i386/constraints.md (BC): Only allow -1 operands.
12593 * config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative.
12594 Add "enabled" attribute. Update XI mode attribute calculation.
12595 * config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative.
12596 (*movoi_internal_avx): Update XI mode attribute calculation.
12597 (*movti_internal): Ditto.
12599 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
12601 * config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4,
12602 cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints.
12604 2016-05-01 Eric Botcazou <ebotcazou@adacore.com>
12606 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
12607 statement on instruction code. Remove trailing spaces.
12608 (altivec_expand_stv_builtin): Likewise.
12610 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
12612 * config/sh/sh.h (TARGET_SH4): Remove and use default implementation.
12613 (TARGET_FPU_DOUBLE): Simplify.
12614 (BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace
12615 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'.
12616 * config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions
12617 with 'TARGET_FPU_DOUBLE'.
12618 * config/sh/sh.md: Likewise.
12620 2016-05-01 Yoshinori Sato <ysato@users.sourceforge.jp>
12622 * config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT,
12623 SH_DIV_STR_FOR_SIZE): Remove.
12624 * config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT,
12625 SH_DIV_STR_FOR_SIZE): Remove.
12627 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
12629 * config/sh/predicates.md (any_register_operand, zero_extend_operand,
12630 logical_reg_operand): Delete.
12631 (arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand,
12632 arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand,
12633 logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using
12634 match_operand and match_test.
12635 (sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local
12636 variables on their first use. Return bool values.
12637 * config/sh/sh.h (LOAD_EXTEND_OP): Update comment.
12638 * config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and
12639 arith_reg_operand for input operand. Remove empty constraints.
12641 (*xorsi3_compact): Rename to xorsi3.
12642 (zero_extend<mode>si2): Use arith_reg_operand for input operand.
12643 (*zero_extend<mode>si2_disp_mem): Update comment.
12646 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
12648 * config/sh/t-sh: Remove SH5 support.
12649 * config.gcc: Likewise.
12650 * configure: Likewise.
12652 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
12654 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
12656 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
12658 * config/sh/sh.c (register_sh_passes, sh_option_override,
12659 sh_print_operand, prepare_move_operands,
12660 sh_can_follow_jump): Remove TARGET_SH1 checks.
12661 * config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
12662 PROMOTE_MODE): Likewise.
12663 * config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
12666 2016-04-30 Alan Modra <amodra@gmail.com>
12668 * config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline
12669 restoring when fixed_reg_p, but allow out-of-line or stmw save.
12670 Check for user regs later to avoid unnecessary looping over regs.
12671 Merge user reg check with non-saved reg check. Don't force
12672 inline VR restore when static chain used.
12673 (rs6000_frame_related): Omit eh_frame info for user regs when
12675 (fixed_regs_p): Delete.
12677 2016-04-30 Alan Modra <amodra@gmail.com>
12679 * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
12680 (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum.
12683 2016-04-30 Alan Modra <amodra@gmail.com>
12686 * config/rs6000/rs6000.c (fixed_reg_p): New function.
12687 (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p.
12690 2016-04-30 Alan Modra <amodra@gmail.com>
12692 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
12693 Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with
12694 flag_pic test for Darwin.
12696 2016-04-30 Alan Modra <amodra@gmail.com>
12698 * regs.h (struct reg_info_t): Delete freq_calls_crossed and
12699 throw_calls_crossed.
12700 (REG_FREQ_CALLS_CROSSED): Delete.
12701 (REG_N_THROWING_CALLS_CROSSED): Delete.
12702 * regstat.c (regstat_bb_compute_ri): Don't calculate
12703 REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
12704 (dump_reg_info): Don't print call cross frequency.
12705 * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
12706 and REG_N_THROWING_CALLS_CROSSED.
12708 2016-04-30 Alan Modra <amodra@gmail.com>
12710 * regs.h (struct reg_info_t): Delete live_length.
12711 (REG_LIVE_LENGTH): Delete macro.
12712 * regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
12713 local_live, local_processed and local_live_last_luid params.
12714 Replace bb_index param with bb. Don't set REG_LIVE_LENGTH.
12716 (regstat_compute_ri): Adjust for above. Don't set
12718 (dump_reg_info): Don't print live length.
12719 * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
12720 with test of setjmp_crosses. Don't set REG_LIVE_LENGTH.
12721 Localize loop_depth var.
12723 2016-04-30 Alan Modra <amodra@gmail.com>
12725 * ira.c (enum valid_equiv): New.
12726 (validate_equiv_mem): Return enum.
12727 (update_equiv_mem): Create replacement in more cases.
12728 (add_store_equivs): Update validate_equiv_mem call.
12730 2016-04-30 Alan Modra <amodra@gmail.com>
12732 * ira.c (combine_and_move_insns): Rather than scanning insns,
12733 use DF infrastucture to find use and def insns.
12735 2016-04-30 Alan Modra <amodra@gmail.com>
12737 ira.c (combine_and_move_insns): Move invariant conditions..
12738 (ira.c): ..to here. Call combine_and_move_insns before
12739 add_store_equivs. Call grow_reg_equivs later. Allocate
12740 req_equiv later using max_reg_num() rather than global max_regno.
12741 (contains_replace_regs): Delete.
12742 (add_store_equivs): Remove contains_replace_regs test.
12744 2016-04-30 Alan Modra <amodra@gmail.com>
12746 * ira.c (struct equiv_mem_data): New.
12747 (equiv_mem, equiv_mem_modified): Delete static vars.
12748 (validate_equiv_mem_from_store): Use "data" param to communicate..
12749 (validate_equiv_mem): ..from here.
12751 2016-04-30 Alan Modra <amodra@gmail.com>
12753 * ira.c (add_store_equivs, combine_and_move_insns): New functions,
12755 (update_reg_equivs): ..here. Move allocation and freeing of
12756 reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
12757 end_alias_analysis to..
12760 2016-04-30 Alan Modra <amodra@gmail.com>
12762 * ira.c (pdx_subregs): Delete.
12763 (struct equivalence): Add pdx_subregs field.
12764 (set_paradoxical_subreg): Remove pdx_subregs param. Update
12765 pdx_subregs access.
12766 (update_equiv_regs): Don't create or free pdx_subregs. Update
12767 pdx_subregs access.
12769 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12771 * config/rs6000/altivec.h: Change definitions of vec_xl and
12773 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
12774 (LD_ELEMREV_V2DI): New.
12775 (LD_ELEMREV_V4SF): New.
12776 (LD_ELEMREV_V4SI): New.
12777 (LD_ELEMREV_V8HI): New.
12778 (LD_ELEMREV_V16QI): New.
12779 (ST_ELEMREV_V2DF): New.
12780 (ST_ELEMREV_V2DI): New.
12781 (ST_ELEMREV_V4SF): New.
12782 (ST_ELEMREV_V4SI): New.
12783 (ST_ELEMREV_V8HI): New.
12784 (ST_ELEMREV_V16QI): New.
12787 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
12788 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
12789 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
12790 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
12791 (altivec_expand_builtin): Add handling for
12792 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
12793 (rs6000_invalid_builtin): Add error-checking for
12794 RS6000_BTM_P9_VECTOR.
12795 (altivec_init_builtins): Define builtins used to implement vec_xl
12797 (rs6000_builtin_mask_names): Define power9-vector.
12798 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
12799 (RS6000_BTM_P9_VECTOR): Define.
12800 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
12801 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
12802 (vsx_ld_elemrev_v2df): Likewise.
12803 (vsx_ld_elemrev_v4sf): Likewise.
12804 (vsx_ld_elemrev_v4si): Likewise.
12805 (vsx_ld_elemrev_v8hi): Likewise.
12806 (vsx_ld_elemrev_v16qi): Likewise.
12807 (vsx_st_elemrev_v2df): Likewise.
12808 (vsx_st_elemrev_v2di): Likewise.
12809 (vsx_st_elemrev_v4sf): Likewise.
12810 (vsx_st_elemrev_v4si): Likewise.
12811 (vsx_st_elemrev_v8hi): Likewise.
12812 (vsx_st_elemrev_v16qi): Likewise.
12813 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
12816 2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
12818 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
12820 (simplify_control_stmt_condition_1): ... here. Recurse into
12821 BIT_AND_EXPRs and BIT_IOR_EXPRs.
12823 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
12826 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
12827 (zero_extendqi<mode>2_dot): Revert earlier conversion from
12828 define_insn_and_split to define_insn.
12829 (zero_extendqi<mode>2_dot2): Same.
12830 (extendqi<mode>2_dot): Same.
12831 (extendqi<mode>2_dot2): Same.
12833 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
12835 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
12836 (probe_stack): New expander.
12837 (probe_stack_<mode>): New insn pattern.
12839 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
12841 * config/i386/i386.md
12842 (operations with memory inputs setting flags peephole2):
12843 Remove uneeded REG_P checks. Cleanup pattern generation.
12845 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
12847 * tree-vect-loop.c (vect_transform_loop): Fix
12848 nb_iterations_upper_bound computation for vectorized loop.
12850 2016-04-29 Marek Polacek <polacek@redhat.com>
12851 Jakub Jelinek <jakub@redhat.com>
12854 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
12855 TARGET_EXPR_SLOT as a base.
12857 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
12859 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
12860 with 'rCm2' constraints to limit possible immediate size.
12861 (*load_zeroextendqisi_update): Likewise.
12862 (*load_signextendqisi_update): Likewise.
12863 (*loadhi_update): Likewise.
12864 (*load_zeroextendhisi_update): Likewise.
12865 (*load_signextendhisi_update): Likewise.
12866 (*loadsi_update): Likewise.
12867 (*loadsf_update): Likewise.
12869 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
12871 * config/i386/predicates.md (constm1_operand): Fix comparison.
12873 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
12875 * testsuite/gcc.target/arc/ieee_eq.c: New test.
12877 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
12879 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
12880 remaining SH5 related settings.
12881 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
12882 shmedia_prepare_call_address): Delete.
12883 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
12884 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
12885 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
12886 UNSUPPORTED_SH2A): Remove m5 checks.
12887 (sh_divide_strategy_e): Remove SH5 division strategies.
12888 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
12889 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
12891 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
12893 * config/s390/s390.c (s390_rtx_costs): Update documentation.
12895 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12897 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
12898 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
12899 Change lder to ldr.
12900 * config/s390/vector.md ("mov<mode>"): Likewise.
12902 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
12904 * config/s390/constraints.md ("U", "W"): Invoke
12905 s390_mem_constraint with "ZR" and "ZT".
12906 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
12907 addresses when using LRA. Accept also short displacements for S
12908 and T constraints. Do not check for long displacement target for
12909 S and T constraints.
12910 (s390_mem_constraint): Remove handling of U and W constraints.
12911 * config/s390/s390.md (various patterns): Remove the short
12912 displacement constraints (Q and R) if a long displacement
12913 constraint is present. Add longdisp as required CPU capability.
12914 * config/s390/vector.md: Likewise.
12915 * config/s390/vx-builtins.md: Likewise.
12917 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
12920 * reload1.c (reload): Call finish_spills before
12921 restarting reload loop. Skip select_reload_regs
12922 if update_eliminables_and_spill returns true.
12924 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
12926 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
12927 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
12928 (umulhisi3_imm): Update predicates and constraint letters.
12929 (umulhisi3_reg): Declare instruction as commutative.
12930 * config/arc/constraints.md (J12, J16): New constraints.
12931 * config/arc/predicates.md (short_unsigned_const_operand): New
12933 (arc_short_operand): Likewise.
12934 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
12936 2016-04-29 Richard Biener <rguenther@suse.de>
12938 PR tree-optimization/13962
12939 PR tree-optimization/65686
12940 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
12941 * tree-ssa-alias.c (ptrs_compare_unequal): New function
12942 using PTA to compare pointers.
12943 * match.pd: Add pattern for pointer equality compare simplification
12944 using ptrs_compare_unequal.
12946 2016-04-29 Richard Biener <rguenther@suse.de>
12948 * stor-layout.c (layout_type): Do not build a pointer-to-element
12951 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
12953 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
12954 Use SWI mode iterator. Use general_reg_operand predicate.
12955 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
12956 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
12959 2016-04-29 Jakub Jelinek <jakub@redhat.com>
12961 PR middle-end/70843
12962 * fold-const.c (operand_equal_p): Don't verify hash value equality
12964 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
12967 2016-04-28 Jakub Jelinek <jakub@redhat.com>
12970 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
12971 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
12972 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
12973 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
12974 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
12976 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
12978 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
12979 to info. Don't initialize separate fields to 0. Clean up
12982 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
12984 * config/i386/i386.md (peephole2s for operations with memory inputs):
12985 Use SWI mode iterator.
12986 (peephole2s for operations with memory outputs): Ditto.
12987 Do not check for stack checking probe.
12989 (probe_stack): Remove expander.
12991 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
12992 Andrew Burgess <andrew.burgess@embecosm.com>
12994 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
12995 operands as 32-bits.
12997 2016-04-28 Jason Merrill <jason@redhat.com>
12999 * gdbinit.in: Skip line-map.h.
13001 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
13002 Andrew Burgess <andrew.burgess@embecosm.com>
13004 * config/arc/arc.c (arc_conditional_register_usage): Take
13005 TARGET_RRQ_CLASS into account.
13006 (arc_print_operand): Support printing 'p' and 's' operands.
13007 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
13009 (TARGET_RRQ_CLASS): Define.
13010 (IS_POWEROF2_OR_0_P): Define.
13011 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
13013 (*tst_movb): New define_insn.
13014 (*tst): Avoid recognition if it could prevent '*tst_movb'
13015 combination; replace c/CnL with c/Chs alternative.
13016 (*tst_bitfield_tst): New define_insn.
13017 (*tst_bitfield_asr): New define_insn.
13018 (*tst_bitfield): New define_insn.
13019 (andsi3_i): Add Rrq variant.
13020 (extzv): New define_expand.
13021 (insv): New define_expand.
13022 (*insv_i): New define_insn.
13023 (*movb): New define_insn.
13024 (*movb_signed): New define_insn.
13025 (*movb_high): New define_insn.
13026 (*movb_high_signed): New define_insn.
13027 (*movb_high_signed + 1): New define_split pattern.
13028 (*mrgb): New define_insn.
13029 (*mrgb + 1): New define_peephole2 pattern.
13030 (*mrgb + 2): New define_peephole2 pattern.
13031 * config/arc/arc.opt (mbitops): New option for nps400, uses
13032 TARGET_NPS_BITOPS_DEFAULT.
13033 * config/arc/constraints.md (q): Make register class conditional.
13034 (Rrq): New register constraint.
13035 (Chs): New constraint.
13036 (Clo): New constraint.
13037 (Chi): New constraint.
13038 (Cbf): New constraint.
13039 (Cbn): New constraint.
13040 (C18): New constraint.
13041 (Cbi): New constraint.
13043 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
13045 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
13047 (bitmap_intersection_of_preds): Ditto.
13048 (bitmap_union_of_succs): Ditto.
13049 (bitmap_union_of_preds): Ditto.
13050 * sbitmap.c (do_popcount): Delete.
13051 (BITMAP_DEBUGGING): Delete.
13052 (sbitmap_verify_popcount): Delete.
13053 (sbitmap_alloc): Don't initialize the popcount field.
13054 (sbitmap_alloc_with_popcount): Delete.
13055 (sbitmap_resize): Don't resize the popcount array.
13056 (sbitmap_vector_alloc): Don't initialize the popcount field.
13057 (bitmap_copy): Don't copy the popcount array.
13058 (bitmap_clear): Don't clear the popcount array.
13059 (bitmap_clear): Delete the popcount array handling.
13060 (bitmap_ior_and_compl): Delete the popcount assert.
13061 (bitmap_not): Ditto.
13062 (bitmap_and_compl): Ditto.
13063 (bitmap_and): Delete the popcount array handling.
13064 (bitmap_xor): Ditto.
13065 (bitmap_ior): Ditto.
13066 (bitmap_or_and): Delete the popcount assert.
13067 (bitmap_and_or): Ditto.
13068 (popcount_table): Delete.
13069 (sbitmap_elt_popcount): Delete.
13070 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
13071 (bitmap_set_bit): Delete the popcount assert.
13072 (bitmap_clear_bit): Ditto.
13073 (sbitmap_free): Don't free the popcount array.
13074 (sbitmap_alloc_with_popcount): Delete declaration.
13075 (sbitmap_popcount): Ditto.
13077 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
13078 Andrew Burgess <andrew.burgess@embecosm.com>
13080 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
13081 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
13082 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
13083 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
13084 * config/arc/arc.opt (mcmem): New option.
13085 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
13086 supply length for r/m alternative.
13087 (*extendqisi2_ac): Likewise.
13088 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
13090 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
13091 (movhi_insn): Likewise.
13092 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
13093 (*zero_extendqihi2_i): Add r/Ucm alternative.
13094 (*zero_extendqisi2_ac): Likewise.
13095 (*zero_extendhisi2_i): Likewise.
13096 * config/arc/constraints.md (Uex): New memory constraint.
13097 (Ucm): New define_constraint.
13098 * config/arc/predicates.md (long_immediate_loadstore_operand):
13099 Return 0 for MEM with cmem_address address.
13100 (cmem_address_0): New predicates.
13101 (cmem_address_1): Likewise.
13102 (cmem_address_2): Likewise.
13103 (cmem_address): Likewise.
13105 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
13107 * config/rs6000/rs6000.c (machine_function): Rename
13108 insn_chain_scanned_p to spe_insn_chain_scanned_p.
13109 (rs6000_stack_info): Adjust.
13111 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
13112 Andrew Burgess <andrew.burgess@embecosm.com>
13114 * config/arc/constraints.md (Usd): Convert to define_constraint.
13118 2016-04-28 Jakub Jelinek <jakub@redhat.com>
13121 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
13122 Add new peephole2 where the first insn is *mov<mode>_or instead of
13123 *mov<mode>_internal.
13125 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
13127 * tracer.c (bb_seen): Make static.
13129 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
13131 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
13132 support, setup defaults.
13133 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
13134 * config/arc/arc.c (arc_init): Add NPS400 support.
13135 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
13136 (TARGET_ARC700): NPS400 is also an ARC700.
13137 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
13139 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
13142 * config/nds32/nds32.md (casesi): Don't access the operands array
13145 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
13147 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
13148 (or $-1,reg peephole2): Ditto.
13149 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
13151 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
13153 * doc/extend.texi (Common Function Attributes) [optimize]:
13154 Discourage use of the optimize attribute.
13156 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
13158 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
13159 special case builtin.
13160 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
13161 ALTIVEC_BUILTIN_VEC_ADDE.
13162 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
13163 support for ALTIVEC_BUILTIN_VEC_ADDE.
13164 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
13165 for __builtin_vec_adde.
13167 2016-04-28 Jakub Jelinek <jakub@redhat.com>
13169 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
13170 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
13172 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
13175 * doc/sourcebuild.texi (Effective-Target Keywords, Other
13176 attributes): Document cilkplus_runtime.
13178 2016-04-28 Martin Jambor <mjambor@suse.cz>
13180 * tree-cfg.c (verify_expr): Verify that local declarations belong to
13181 this function. Call verify_expr on MEM_REFs and bases of other
13182 handled_components.
13184 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13186 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
13187 for WORD_REGISTER_OPERATIONS to runtime check.
13189 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
13191 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
13193 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
13195 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
13196 big-endian compilation.
13197 * config/arc/arc.md (addf3): Likewise.
13198 (subdf3): Likewise.
13199 (muldf3): Likewise.
13201 2016-04-28 Richard Biener <rguenther@suse.de>
13203 PR tree-optimization/70840
13204 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
13205 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
13206 Mark x * pow(x,c) -> pow(x,c+1) commutative.
13207 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
13209 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13211 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
13212 and explain why in a comment.
13214 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
13216 * config/arc/arc.md (cpu_facility): Add fpx variant.
13217 (subdf3): Prohibit use reverse sub when assist operations option
13219 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
13220 instructions only when FPX is enabled.
13221 * testsuite/gcc.target/arc/trsub.c: New test.
13223 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
13225 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
13226 mult_operator when calculating "type" attribute.
13227 (*fop_<mode>_1_i387): Ditto.
13228 (*fop_xf_1_i387): Ditto.
13229 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
13230 Use std::swap to swap operands. Use RTL expressions to generate
13233 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
13234 Joern Rennecke <joern.rennecke@embecosm.com>
13236 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
13238 (emit_pic_move): Remove.
13239 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
13240 * config/arc/arc.c (emit_pic_move): Removed.
13241 (TARGET_HAVE_TLS): Define.
13242 (arc_conditional_register_usage): Test for arc_tp_regno.
13243 (arc_print_operand, arc_print_operand_address): Handle TLS
13245 (arc_needs_pcl_p): New function.
13246 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
13247 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
13248 (arc_raw_symbolic_reference_mentioned_p): Likewise.
13249 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
13250 (arc_legitimize_tls_address): Likewise.
13251 (DTPOFF_ZERO_SYM): Define.
13252 (arc_legitimize_pic_address): Make it static, handle TLS cases.
13253 (arc_output_pic_addr_const): Print TLS unspecs.
13254 (prepare_pic_move): New function, replaces emit_pic_move.
13255 (arc_legitimate_constant_p): Handle TLS unspecs.
13256 (arc_legitimate_address_p): Likewise.
13257 (arc_rewrite_small_data_p): Use assert for TLS constants.
13258 (prepare_move_operands): Use prepare_pic_move.
13259 (arc_legitimize_address): Legitimize tls addresses.
13260 (arc_epilogue_uses): Check for arc_tp_regno.
13261 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
13262 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
13264 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
13266 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
13267 %(arc_tls_extra_start_spec).
13268 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
13269 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
13271 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
13272 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
13273 (UNSPEC_TLS_OFF): Add.
13275 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
13276 (get_thread_pointersi): New patterns.
13277 * config/arc/arc.opt (mtp-regno): New option.
13278 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
13279 (move_dest_operand): Likewise.
13280 * configure: Regenerate.
13281 * configure.ac: Add arc*-*-* case to test for tls.
13282 * doc/invoke.texi (ARC options): Document mtp-regno.
13284 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
13286 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
13287 the new ARC HS SIMD instructions.
13288 (arc_preferred_simd_mode): New function.
13289 (arc_autovectorize_vector_sizes): Likewise.
13290 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
13291 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
13292 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
13293 (arc_init_builtins): Add new SIMD builtin types.
13294 (arc_split_move): Handle 64 bit vector moves.
13295 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
13296 (TARGET_PLUS_QMACW): Define.
13297 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
13298 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
13299 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
13300 (VSUBADD4H): New builtins.
13301 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
13302 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
13304 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
13305 Matthias Klose <doko@debian.org>
13307 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
13309 2016-04-28 Richard Biener <rguenther@suse.de>
13311 PR middle-end/70777
13312 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
13315 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
13317 * common/config/sh/sh-common.c: Remove SH5 support.
13318 * config/sh/constraints.md: Likewise.
13319 * config/sh/config/sh/elf.h: Likewise.
13320 * config/sh/linux.h: Likewise.
13321 * config/sh/netbsd-elf.h: Likewise.
13322 * config/sh/predicates.md: Likewise.
13323 * config/sh/sh-c.c: Likewise.
13324 * config/sh/sh-protos.h: Likewise.
13325 * config/sh/sh.c: Likewise.
13326 * config/sh/sh.h: Likewise.
13327 * config/sh/sh.md: Likewise.
13328 * config/sh/sh.opt: Likewise.
13329 * config/sh/sync.md: Likewise.
13330 * config/sh/sh64.h: Delete.
13331 * config/sh/shmedia.h: Likewise.
13332 * config/sh/shmedia.md: Likewise.
13333 * config/sh/sshmedia.h: Likewise.
13334 * config/sh/t-netbsd-sh5-64: Likewise.
13335 * config/sh/t-sh64: Likewise.
13336 * config/sh/ushmedia.h: Likewise.
13338 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
13340 * config/i386/i386.md (sign_extend to memory peephole2s): Use
13341 general_reg_operand instead of register_operand predicate.
13343 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
13345 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
13347 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
13349 * match.pd (A - B > A, A + B < A): New transformations.
13351 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
13353 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
13354 which defaults to true. Emit an outer pair of parentheses only if
13355 EMIT_PARENS. When continuing a chain of && or || (or & or |),
13356 don't emit parentheses for the right-hand operand.
13358 2016-04-27 Jeff Law <law@redhat.com>
13360 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
13362 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13364 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
13365 (altivec_lvx_<mode>_internal): Document.
13366 (altivec_lvx_<mode>_2op): New define_insn.
13367 (altivec_lvx_<mode>_1op): Likewise.
13368 (altivec_lvx_<mode>_2op_si): Likewise.
13369 (altivec_lvx_<mode>_1op_si): Likewise.
13370 (altivec_stvx_<mode>): Remove.
13371 (altivec_stvx_<mode>_internal): Document.
13372 (altivec_stvx_<mode>_2op): New define_insn.
13373 (altivec_stvx_<mode>_1op): Likewise.
13374 (altivec_stvx_<mode>_2op_si): Likewise.
13375 (altivec_stvx_<mode>_1op_si): Likewise.
13376 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13377 Expand vec_ld and vec_st during parsing.
13378 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
13380 (altivec_expand_stvx_be): Likewise.
13381 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
13382 address-masking behavior in RTL.
13383 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
13384 address-masking behavior in RTL.
13385 (altivec_expand_builtin): Change builtin code arguments for calls
13386 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
13387 (insn_is_swappable_p): Avoid incorrect swap optimization in the
13388 presence of lvx/stvx patterns.
13389 (alignment_with_canonical_addr): New function.
13390 (alignment_mask): Likewise.
13391 (find_alignment_op): Likewise.
13392 (recombine_lvx_pattern): Likewise.
13393 (recombine_stvx_pattern): Likewise.
13394 (recombine_lvx_stvx_patterns): Likewise.
13395 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
13396 stvx patterns from expand.
13397 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
13399 (vector_altivec_store_<mode>): Likewise.
13401 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
13403 * config/aarch64/aarch64.md
13404 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
13405 remove the "fp" attributes.
13406 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
13407 add the "simd" attributes.
13408 (*movdf_aarch64): Likewise.
13409 (*movtf_aarch64): Remove the "fp" attributes.
13410 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
13411 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
13413 2016-04-27 David Malcolm <dmalcolm@redhat.com>
13415 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
13416 rtx to rtx_code_label *.
13417 * rtl.h (maybe_set_first_label_num): Likewise.
13419 2016-04-27 David Malcolm <dmalcolm@redhat.com>
13421 * df-core.c (df_add_problem): Make the problem param be const.
13422 (df_remove_problem): Make local "problem" be const.
13423 * df-problems.c (problem_RD): Make const.
13424 (problem_LR): Likewise.
13425 (problem_LIVE): Likewise.
13426 (problem_MIR): Likewise.
13427 (problem_CHAIN): Likewise.
13428 (problem_WORD_LR): Likewise.
13429 (problem_NOTE): Likewise.
13430 (problem_MD): Likewise.
13431 * df-scan.c (problem_SCAN): Likewise.
13432 * df.h (struct df_problem): Make field "dependent_problem" be
13434 (struct dataflow): Likewise for field "problem".
13435 (df_add_problem): Make param const.
13437 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
13439 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
13440 inter-unit moves to/from vector registers are enabled. Do not disable
13443 2016-04-27 David Malcolm <dmalcolm@redhat.com>
13445 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
13446 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
13448 (enum df_problem_id): ...this new enum.
13449 (struct df_problem): Convert field "id" from "int" to
13450 enum df_problem_id.
13452 2016-04-27 David Malcolm <dmalcolm@redhat.com>
13454 * rtl.def: Update comment for "things in the instruction chain" to
13455 reflect the removal of the leading "i" field for INSN_UID in
13456 r210360. Fix bogus apostrophe.
13458 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
13460 * config/i386/i386.md
13461 (lea arith with mem operand + setcc peephole2): Set operator mode.
13463 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
13466 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
13467 (dimode_scalar_to_vector_candidate_p): This.
13468 (timode_scalar_to_vector_candidate_p): New function.
13469 (scalar_to_vector_candidate_p): Likewise.
13470 (timode_check_non_convertible_regs): Likewise.
13471 (timode_remove_non_convertible_regs): Likewise.
13472 (remove_non_convertible_regs): Likewise.
13473 (remove_non_convertible_regs): Renamed to ...
13474 (dimode_remove_non_convertible_regs): This.
13475 (scalar_chain::~scalar_chain): Make it virtual.
13476 (scalar_chain::compute_convert_gain): Make it pure virtual.
13477 (scalar_chain::mark_dual_mode_def): Likewise.
13478 (scalar_chain::convert_insn): Likewise.
13479 (scalar_chain::convert_registers): Likewise.
13480 (scalar_chain::add_to_queue): Make it protected.
13481 (scalar_chain::emit_conversion_insns): Likewise.
13482 (scalar_chain::replace_with_subreg): Likewise.
13483 (scalar_chain::replace_with_subreg_in_insn): Likewise.
13484 (scalar_chain::convert_op): Likewise.
13485 (scalar_chain::convert_reg): Likewise.
13486 (scalar_chain::make_vector_copies): Likewise.
13487 (scalar_chain::convert_registers): New pure virtual function.
13488 (class dimode_scalar_chain): New class.
13489 (class timode_scalar_chain): Likewise.
13490 (scalar_chain::mark_dual_mode_def): Renamed to ...
13491 (dimode_scalar_chain::mark_dual_mode_def): This.
13492 (timode_scalar_chain::mark_dual_mode_def): New function.
13493 (timode_scalar_chain::convert_insn): Likewise.
13494 (dimode_scalar_chain::convert_registers): Likewise.
13495 (scalar_chain::compute_convert_gain): Renamed to ...
13496 (dimode_scalar_chain::compute_convert_gain): This.
13497 (scalar_chain::replace_with_subreg): Renamed to ...
13498 (dimode_scalar_chain::replace_with_subreg): This.
13499 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
13500 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
13501 (scalar_chain::make_vector_copies): Renamed to ...
13502 (dimode_scalar_chain::make_vector_copies): This.
13503 (scalar_chain::convert_reg): Renamed to ...
13504 (dimode_scalar_chain::convert_reg ): This.
13505 (scalar_chain::convert_op): Renamed to ...
13506 (dimode_scalar_chain::convert_op): This.
13507 (scalar_chain::convert_insn): Renamed to ...
13508 (dimode_scalar_chain::convert_insn): This.
13509 (scalar_chain::convert): Call convert_registers.
13510 (convert_scalars_to_vector): Change to scalar_chain pointer to
13511 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
13512 in 32-bit mode. Delete scalar_chain pointer. Call
13513 free_dominance_info in 64-bit mode.
13514 (pass_stv::gate): Remove TARGET_64BIT check.
13515 (ix86_option_override): Put the 64-bit STV pass before the CSE
13518 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
13520 * dwarf2out.h (struct dw_loc_descr_node): Remove the
13521 dw_loc_frame_offset field.
13522 * dwarf2out.c (new_loc_descr): Likewise.
13523 (resolve_args_picking_1): Turn the VISITED hash set into a
13524 FRAME_OFFSET hash map. Use it to associate a frame offset to
13525 visited nodes. Remove uses of the CHECKING_P macro.
13526 (resolve_args_picking): Update call to resolve_args_picking_1.
13528 2016-04-27 Martin Liska <mliska@suse.cz>
13530 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
13531 (free_loop_data): Release vuses of groups.
13533 2016-04-27 Bin Cheng <bin.cheng@arm.com>
13535 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
13536 instead of redundant use_id and boolean have_use_for.
13537 (struct iv_use): Change sub_id into group_id. Remove field next.
13538 Move fields: related_cands, n_map_members, cost_map and selected
13540 (struct iv_group): ... here. New structure.
13541 (struct iv_common_cand): Use structure declaration directly.
13542 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
13543 (MAX_CONSIDERED_USES): Rename macro to ...
13544 (MAX_CONSIDERED_GROUPS): ... here.
13545 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
13546 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
13547 (dump_uses): Rename to ...
13548 (dump_groups): ... here. Update all uses.
13549 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
13550 (find_induction_variables): Refactor format of dump information.
13551 (record_sub_use): Delete.
13552 (record_use): Update all uses.
13553 (record_group): New function.
13554 (record_group_use, find_interesting_uses_op): Call above functions.
13556 (find_interesting_uses_cond): Ditto.
13557 (group_compare_offset): New function.
13558 (split_all_small_groups): Rename to ...
13559 (split_small_address_groups_p): ... here. Update all uses.
13560 (split_address_groups): Update all uses.
13561 (find_interesting_uses): Refactor format of dump information.
13562 (add_candidate_1): Update all uses. Remove redundant check on iv,
13564 (add_candidate, record_common_cand): Remove redundant assert.
13565 (add_iv_candidate_for_biv): Update use.
13566 (add_iv_candidate_derived_from_uses): Update all uses.
13567 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
13568 (alloc_use_cost_map): Ditto.
13569 (set_use_iv_cost, get_use_iv_cost): Rename to ...
13570 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
13571 (determine_use_iv_cost_generic): Ditto.
13572 (determine_group_iv_cost_generic): Ditto.
13573 (determine_use_iv_cost_address): Ditto.
13574 (determine_group_iv_cost_address): Ditto.
13575 (determine_use_iv_cost_condition): Ditto.
13576 (determine_group_iv_cost_cond): Ditto.
13577 (determine_use_iv_cost): Ditto.
13578 (determine_group_iv_cost): Ditto.
13579 (set_autoinc_for_original_candidates): Update all uses.
13580 (find_iv_candidates): Update all uses. Refactor dump information.
13581 (determine_use_iv_costs): Ditto.
13582 (determine_iv_costs): Ditto.
13583 (iv_ca_cand_for_use): Rename to ...
13584 (iv_ca_cand_for_group): ... here. Update all uses.
13585 (iv_ca_add_use, iv_ca_add_group): Ditto.
13586 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
13587 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
13588 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
13589 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
13590 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
13591 (create_new_iv, adjust_iv_update_pos): Ditto.
13592 (rewrite_use_address): Delete.
13593 (rewrite_use_address_1): Rename to ...
13594 (rewrite_use_address): ... here.
13595 (rewrite_use_compare): Update all uses.
13596 (rewrite_use): Delete.
13597 (rewrite_uses): Rename to ...
13598 (rewrite_groups): ... here. Update all uses.
13599 (remove_unused_ivs, free_loop_data): Update all uses.
13600 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
13602 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13604 * rtlanal.c (nonzero_bits1): Convert preprocessor check
13605 for WORD_REGISTER_OPERATIONS to runtime check.
13607 2016-04-27 Richard Biener <rguenther@suse.de>
13610 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
13611 aggregate_value_p to determine if a function result is
13612 returned by reference.
13613 (ipa_pta_execute): Functions having their address taken are
13614 not automatically nonlocal.
13616 2016-04-27 Jakub Jelinek <jakub@redhat.com>
13619 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
13620 * fold-const.c (operand_equal_p): If flag_checking and
13621 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
13622 and if it returns non-zero, assert iterative_hash_expr on both
13625 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
13627 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
13629 2016-04-27 Nick Clifton <nickc@redhat.com>
13631 PR middle-end/49889
13632 * varasm.c (merge_weak): Generate an error if an attempt is made
13633 to convert a non-weak static function into a weak, public function.
13635 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
13637 * params.def (MAX_PARTITION_SIZE): New param.
13638 * doc/invoke.texi: Document lto-max-partition.
13640 2016-04-27 Richard Biener <rguenther@suse.de>
13643 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
13644 function cummulating used_from_other_partition, externally_visible
13645 and force_output from aliases.
13646 (refered_from_nonlocal_var): Likewise.
13647 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
13648 node flags properly.
13650 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
13652 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
13653 (-Wmemset-elt-size): New item.
13655 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
13658 * stor-layout.h (internal_reference_types): Delete.
13659 * stor-layout.c (reference_types_internal): Likewise.
13660 (internal_reference_types): Likewise.
13661 (layout_type) <REFERENCE_TYPE>: Adjust.
13663 2016-04-27 Jakub Jelinek <jakub@redhat.com>
13666 * tree.h (inchash::add_expr): Add FLAGS argument.
13667 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
13668 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
13669 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
13670 Formatting fix. Adjust recursive calls. For tcc_comparison,
13671 if swap_tree_comparison (code) is smaller than code, hash that
13672 and arguments in the other order. Hash CONVERT_EXPR the same
13673 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
13674 of ADDR_EXPR of decl as the decl itself. Add or remove
13675 OEP_ADDRESS_OF from recursive flags as needed. For
13676 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
13677 operands commutatively and only the third one normally.
13678 For internal CALL_EXPR hash in CALL_EXPR_IFN.
13680 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
13682 * config/rtems.h (LIB_SPEC): Add -latomic.
13684 2016-04-27 Joel Sherrill <joel@rtems.org>
13686 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
13687 xilink.ld and flags not relevant to RTEMS.
13689 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
13691 * toplev.c (backend_init_target): Avoid calling init_reload when using
13694 2016-04-26 Jakub Jelinek <jakub@redhat.com>
13696 * reorg.c (try_merge_delay_insns): Declare i and j inside the
13697 for loops rather than one for the whole function.
13699 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
13701 * match.pd (X + CST CMP X): New transformation.
13703 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
13705 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
13706 * fold-const.c (fold_binary_loc): Remove 2 transformations
13707 superseded by match.pd.
13708 * match.pd (x+x -> x*2): Generalize to integers.
13710 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
13712 * config/i386/i386.md (operation on memory peephole): Duplicate an
13713 existing peephole and adapt it to match lea rather than an operation
13716 PR rtl-optimization/57193
13717 * opts.c (default_options_table): Add OPT_frename_registers at -O2
13719 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
13721 2016-04-26 Bin Cheng <bin.cheng@arm.com>
13723 * tree-if-conv.c (any_pred_load_store): New static variable.
13724 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
13725 any_pred_load_store instead of and_mask_load_store.
13726 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
13727 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
13728 (combine_blocks, tree_if_conversion): Ditto.
13730 2016-04-26 Bin Cheng <bin.cheng@arm.com>
13732 PR tree-optimization/70771
13733 PR tree-optimization/70775
13734 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
13735 virtual PHI nodes. Delete parameter.
13736 (if_convertible_loop_p_1): Delete argument to above function.
13737 (predicate_all_scalar_phis): Delete code handling single-argument
13739 (tree_if_conversion): Mark and update virtual SSA.
13741 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
13744 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
13745 (x86_elf_aligned_common): Rename to ...
13746 (x86_elf_aligned_decl_common): ... this.
13747 Add decl arg. Switch to .lbss for largecomm object. Use
13748 LARGECOMM_SECTION_ASM_OP.
13749 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
13751 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
13752 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
13754 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
13755 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
13757 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
13760 * config/i386/i386.c (SECTION_LARGE): Define.
13761 (x86_64_elf_select_section): Set it for large data/bss sections.
13762 Only clear SECTION_WRITE for .lrodata.
13763 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
13765 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
13766 * varasm.c (default_elf_asm_named_section): Grow flagchars.
13767 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
13769 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
13770 * doc/tm.texi: Regenerate.
13772 2016-04-26 Jakub Jelinek <jakub@redhat.com>
13775 * configure.ac (--enable-checking): Document extra flag, for
13776 non-release builds default to --enable-checking=yes,extra.
13777 If misc checking and extra checking, define CHECKING_P to 2 instead
13779 * common.opt (fchecking=): Add.
13780 * doc/invoke.texi (-fchecking=): Document.
13781 * doc/install.texi: Document --enable-checking changes.
13782 * configure: Regenerated.
13783 * config.in: Regenerated.
13785 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
13787 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
13788 attribute instead of which_alternative.
13789 * config/i386/sse.md (*mov<mode>_internal): Ditto.
13790 Use EXT_REX_SSE_REG_P where appropriate.
13792 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
13794 * config/i386/predicates.md (const0_operand): Do not match
13795 const_wide_int code.
13796 (const1_operand): Ditto.
13798 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
13800 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
13801 for SSE constm1 operands and TARGET_AVX512VL.
13802 (*movti_internal): Ditto.
13803 (*mov<mode>_or): Use constm1_operand predicate.
13804 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
13805 for SSE vector_all_ones operands and TARGET_AVX512VL.
13806 * config/i386/predicates.md (constm1_operand): New predicate.
13807 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
13808 emission of constant -1 load.
13810 2016-04-25 Jason Merrill <jason@redhat.com>
13812 * gdbinit.in: Skip is-a.h.
13814 * attribs.c (register_scoped_attributes): Fix logic.
13815 * attribs.h: Declare register_scoped_attributes.
13817 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13819 * config/rs6000/rs6000-builtin.def: Correct pasto error for
13820 stxvd2x and stxvw4x built-in functions.
13822 2016-04-25 DJ Delorie <dj@redhat.com>
13824 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
13825 (ashrhi3): Likewise.
13826 (lshrhi3): Likewise.
13828 2016-04-25 Richard Biener <rguenther@suse.de>
13830 PR tree-optimization/70780
13831 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
13832 wasn't visited yet.
13833 (compute_antic): Mark blocks with abnormal preds as visited as
13834 they have a final empty antic-in solution already.
13836 2016-04-25 Michael Collison <michael.collison@linaro.org>
13838 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
13840 2016-04-25 Michael Collison <michael.collison@linaro.org>
13842 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
13843 mode is VQI to improve mixed mode vectorization.
13844 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
13845 define_insn to match low half of signed vaddw.
13846 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
13847 define_insn to match high half of signed vaddw.
13848 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
13849 define_insn to match low half of unsigned vaddw.
13850 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
13851 define_insn to match high half of unsigned vaddw.
13852 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
13853 (arm_simd_check_vect_par_cnst_half_p): Likewise.
13854 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
13856 (arm_simd_check_vect_par_cnst_half_p): Likewise.
13857 * config/arm/predicates.md (vect_par_constant_high): Support
13858 big endian and simplify by calling
13859 arm_simd_check_vect_par_cnst_half
13860 (vect_par_constant_low): Likewise.
13862 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
13864 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
13865 predicate for operand 2.
13867 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
13868 H.J. Lu <hongjiu.lu@intel.com>
13870 * config/i386/i386-protos.h (standard_sse_constant_p): Add
13871 machine_mode argument.
13872 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
13873 constm1_rtx operands. For VOIDmode constants, get mode from
13874 pred_mode. Check mode size if the mode is supported by ABI.
13875 (standard_sse_constant_opcode): Do not use standard_constant_p.
13876 Strictly check ABI support for all-ones operands.
13877 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
13878 immediates. Update calls to standard_sse_constant_p.
13879 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
13880 (ix86_rtx_costs): Ditto.
13881 * config/i386/i386.md (*movxi_internal_avx512f): Use
13882 nonimmediate_or_sse_const_operand instead of vector_move_operand.
13883 Use (v,BC) alternative instead of (v,C). Use register_operand
13884 checks instead of MEM_P.
13885 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
13886 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
13887 isa attribute. Use register_operand checks instead of MEM_P.
13888 (*movti_internal): Use nonimmediate_or_sse_const_operand for
13889 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
13890 alternative and corresponding sse2 isa attribute.
13891 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
13892 to standard_sse_constant_p.
13893 (FP constant splitters): Ditto.
13894 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
13896 * config/i386/predicates.md (constm1_operand): Remove.
13897 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
13898 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
13899 vector_all_ones_operand instead of constm1_operand.
13901 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
13903 * print-rtl.c (print_rtx_insn_vec): New function.
13904 * print-rtl.h: New prototype.
13905 * store-motion.c (struct st_expr): Make avail_stores a vector.
13906 (st_expr_entry): Adjust.
13907 (free_st_expr_entry): Likewise.
13908 (print_store_motion_mems): Likewise.
13909 (find_moveable_store): Likewise.
13910 (compute_store_table): Likewise.
13911 (delete_store): Likewise.
13912 (build_store_vectors): Likewise.
13914 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
13916 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
13918 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
13920 * vec.h (vec_safe_contains): New function.
13921 (vec::contains): Likewise.
13922 (vec::begin): Likewise.
13923 (vec::end): Likewise.
13925 2016-04-23 Jakub Jelinek <jakub@redhat.com>
13928 * cfgexpand.c (expand_stack_vars): Fix typo.
13930 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
13932 * system.h (list, map, set, vector): Include conditionally.
13933 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
13934 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
13935 * ipa-icf.c (INCLUDE_LIST): Define.
13936 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
13937 * config/sh/sh.c (INCLUDE_VECTOR): Define.
13938 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
13939 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
13940 * cp/logic.cc (INCLUDE_LIST): Define.
13941 * fortran/trans-common.c (INCLUDE_MAP): Define.
13943 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
13945 * auto-profile.c: Remove <string.h> include.
13946 * ipa-icf-gimple.c: Remove <list> include.
13947 * diagnostic.c: Remove <new> include.
13948 * genmatch.c: Likewise.
13949 * pretty-print.c: Likewise.
13950 * toplev.c: Likewise
13951 * c/c-objc-common.c: Likewise.
13952 * cp/error.c: Likewise.
13953 * fortran/error.c: Likewise.
13955 2016-04-22 Richard Biener <rguenther@suse.de>
13957 * lto-streamer-in.c (input_ssa_names): Do not allocate
13958 GIMPLE_NOP for all SSA names.
13959 * lto-streamer-out.c (output_ssa_names): Do not output
13960 SSA names that should have been released.
13962 2016-04-22 Richard Biener <rguenther@suse.de>
13964 PR tree-optimization/70740
13965 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
13968 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
13971 * config/i386/predicates.md (call_insn_operand): Replace
13972 sibcall_memory_operand with memory_operand.
13974 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
13976 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
13977 has_single_use() tests.
13978 (register_edge_assert_for_1): Likewise.
13979 (find_assert_locations_1): Check the liveness bitmap instead of
13980 checking has_single_use().
13982 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
13985 * config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
13986 Extract AVX-512BW constraint from AVX.
13988 2016-04-21 Richard Biener <rguenther@suse.de>
13990 PR tree-optimization/70725
13991 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
13992 for phi_convertible_by_degenerating_args.
13993 (predicate_all_scalar_phis): Handle single-argument PHIs.
13995 2016-04-21 Richard Biener <rguenther@suse.de>
13997 PR middle-end/70747
13998 * fold-const.c (fold_comparison): Return properly typed
14001 2016-04-21 Bin Cheng <bin.cheng@arm.com>
14003 PR tree-optimization/70715
14004 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
14005 after expanding BASE using expand_simple_operations.
14007 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
14009 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
14010 New transformations.
14012 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
14014 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
14016 2016-04-20 Jan Hubicka <jh@suse.cz>
14018 * ipa-inline.c (can_inline_edge_p): Pass caller info to
14019 ultiimate_alias_target.
14020 (update_callee_keys): Likewise.
14021 (lookup_recursive_calls): Likewise.
14022 (speculation_useful_p): Likewise.
14024 2016-04-20 Jan Hubicka <jh@suse.cz>
14027 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
14028 (set_nothrow_flag_1): ... this; handle interposition correctly;
14029 recurse on aliases and thunks.
14030 (cgraph_node::set_nothrow_flag): New.
14031 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
14032 functions compiled with non-call exceptions that binds to current
14034 (propagate_nothrow): Be safe WRT interposition.
14035 * cgraph.h (set_nothrow_flag): Update prototype.
14037 2016-04-18 Jan Hubicka <jh@suse.cz>
14039 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
14040 max_loop_iterations_int.
14041 (tree_unswitch_outer_loop): Likewise.
14043 2016-04-20 Bin Cheng <bin.cheng@arm.com>
14045 PR tree-optimization/69489
14046 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
14047 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
14048 Revise dump message.
14049 (if_convertible_bb_p): Remove check on edge count of basic block's
14052 2016-04-20 Bin Cheng <bin.cheng@arm.com>
14054 PR tree-optimization/56625
14055 PR tree-optimization/69489
14056 * tree-data-ref.h (DR_INNERMOST): New macro.
14057 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
14058 hashing struct innermost_loop_behavior.
14059 (ref_DR_map): Remove.
14060 (innermost_DR_map): New map.
14061 (baseref_DR_map): Revise comment.
14062 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
14063 to innermost_DR_map accroding to its innermost loop behavior.
14064 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
14065 to its innermost loop behavior.
14066 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
14067 Add initialization for innermost_DR_map. Record memory reference
14068 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
14069 have innermost loop behavior.
14070 (if_convertible_loop_p): Remove release for ref_DR_map. Release
14073 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
14075 * config/i386/i386.md (*lea<mode>_general_1): Rename from
14076 *lea_general_1. Use explicit SWI12 mode interator.
14077 (*lea<mode>_general_2): Rename from *lea_general_2.
14078 Use explicit SWI12 mode interator.
14079 (*lea<mode>_general_3): Rename from *lea_general_3.
14080 Use explicit SWI12 mode interator.
14081 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
14082 Use explicit SWI12 mode interator.
14083 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
14084 Use explicit SWI48 mode interator.
14086 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
14088 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
14089 Short-cut unaligned load and store cases. Handle all integer
14091 (ix86_expand_vector_move_misalign): Short-cut unaligned load
14092 and store cases. Call ix86_avx256_split_vector_move_misalign
14093 directly without checking mode class.
14095 2016-04-20 Andrew Pinski <apinski@cavium.com>
14096 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14099 * config/aarch64/aarch64.md (sibcall): Force call
14100 address to be DImode for ILP32.
14101 (sibcall_value): Likewise.
14103 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
14105 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
14107 2016-04-20 Richard Biener <rguenther@suse.de>
14109 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
14110 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
14111 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
14112 (maybe_push_res_to_seq): Adjust.
14113 * gimple-fold.c (maybe_build_generic_op): Likewise.
14115 2016-04-20 Marek Polacek <polacek@redhat.com>
14117 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
14120 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
14122 * config/i386/sse.md (vec_unpacks_lo_hi): Always
14123 use kmovw to support AVX512F target.
14125 2016-04-20 Bin Cheng <bin.cheng@arm.com>
14127 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
14129 2016-04-20 Marek Polacek <polacek@redhat.com>
14131 PR tree-optimization/70725
14132 * tree-if-conv.c (is_false_predicate): New function.
14133 (predicate_mem_writes): Use it.
14135 2016-04-20 Richard Biener <rguenther@suse.de>
14137 PR tree-optimization/70726
14138 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
14139 shift amounts from a pattern stmt operand.
14141 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14144 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
14145 stack_restore_from_fpr pattern when restoring r15.
14146 (s390_optimize_prologue): Strip away the memory barrier in the
14147 parallel when trying to get rid of restore insns.
14148 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
14149 definition for loading the stack pointer from an FPR. Compared to
14150 the normal move insn this pattern includes a full memory barrier.
14152 2016-04-19 Jakub Jelinek <jakub@redhat.com>
14154 PR middle-end/70680
14155 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
14156 implicitly linear or lastprivate iterator on the outer context.
14158 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
14160 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
14162 * config/i386/i386.md (ssememalign): Removed.
14163 * config/i386/sse.md: Remove ssememalign attribute from patterns.
14165 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
14168 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
14169 const short * to __builtin_ia32_loaddquhi512_mask.
14170 (_mm512_maskz_loadu_epi16): Likewise.
14171 (_mm512_mask_storeu_epi16): Pass short * to
14172 __builtin_ia32_storedquhi512_mask.
14173 (_mm512_mask_loadu_epi8): Pass const char * to
14174 __builtin_ia32_loaddquqi512_mask.
14175 (_mm512_maskz_loadu_epi8): Likewise.
14176 (_mm512_mask_storeu_epi8): Pass char * to
14177 __builtin_ia32_storedquqi512_mask.
14178 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
14179 const double * to __builtin_ia32_loadupd512_mask.
14180 (_mm512_mask_loadu_pd): Likewise.
14181 (_mm512_maskz_loadu_pd): Likewise.
14182 (_mm512_storeu_pd): Pass double * to
14183 __builtin_ia32_storeupd512_mask.
14184 (_mm512_mask_storeu_pd): Likewise.
14185 (_mm512_loadu_ps): Pass const float * to
14186 __builtin_ia32_loadups512_mask.
14187 (_mm512_mask_loadu_ps): Likewise.
14188 (_mm512_maskz_loadu_ps): Likewise.
14189 (_mm512_storeu_ps): Pass float * to
14190 __builtin_ia32_storeups512_mask.
14191 (_mm512_mask_storeu_ps): Likewise.
14192 (_mm512_mask_loadu_epi64): Pass const long long * to
14193 __builtin_ia32_loaddqudi512_mask.
14194 (_mm512_maskz_loadu_epi64): Likewise.
14195 (_mm512_mask_storeu_epi64): Pass long long *
14196 to __builtin_ia32_storedqudi512_mask.
14197 (_mm512_loadu_si512): Pass const int * to
14198 __builtin_ia32_loaddqusi512_mask.
14199 (_mm512_mask_loadu_epi32): Likewise.
14200 (_mm512_maskz_loadu_epi32): Likewise.
14201 (_mm512_storeu_si512): Pass int * to
14202 __builtin_ia32_storedqusi512_mask.
14203 (_mm512_mask_storeu_epi32): Likewise.
14204 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
14205 char * to __builtin_ia32_storedquqi256_mask.
14206 (_mm_mask_storeu_epi8): Likewise.
14207 (_mm256_mask_loadu_epi16): Pass const short * to
14208 __builtin_ia32_loaddquhi256_mask.
14209 (_mm256_maskz_loadu_epi16): Likewise.
14210 (_mm_mask_loadu_epi16): Pass const short * to
14211 __builtin_ia32_loaddquhi128_mask.
14212 (_mm_maskz_loadu_epi16): Likewise.
14213 (_mm256_mask_loadu_epi8): Pass const char * to
14214 __builtin_ia32_loaddquqi256_mask.
14215 (_mm256_maskz_loadu_epi8): Likewise.
14216 (_mm_mask_loadu_epi8): Pass const char * to
14217 __builtin_ia32_loaddquqi128_mask.
14218 (_mm_maskz_loadu_epi8): Likewise.
14219 (_mm256_mask_storeu_epi16): Pass short * to.
14220 __builtin_ia32_storedquhi256_mask.
14221 (_mm_mask_storeu_epi16): Pass short * to.
14222 __builtin_ia32_storedquhi128_mask.
14223 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
14224 const double * to __builtin_ia32_loadupd256_mask.
14225 (_mm256_maskz_loadu_pd): Likewise.
14226 (_mm_mask_loadu_pd): Pass onst double * to
14227 __builtin_ia32_loadupd128_mask.
14228 (_mm_maskz_loadu_pd): Likewise.
14229 (_mm256_mask_storeu_pd): Pass double * to
14230 __builtin_ia32_storeupd256_mask.
14231 (_mm_mask_storeu_pd): Pass double * to
14232 __builtin_ia32_storeupd128_mask.
14233 (_mm256_mask_loadu_ps): Pass const float * to
14234 __builtin_ia32_loadups256_mask.
14235 (_mm256_maskz_loadu_ps): Likewise.
14236 (_mm_mask_loadu_ps): Pass const float * to
14237 __builtin_ia32_loadups128_mask.
14238 (_mm_maskz_loadu_ps): Likewise.
14239 (_mm256_mask_storeu_ps): Pass float * to
14240 __builtin_ia32_storeups256_mask.
14241 (_mm_mask_storeu_ps): ass float * to
14242 __builtin_ia32_storeups128_mask.
14243 (_mm256_mask_loadu_epi64): Pass const long long * to
14244 __builtin_ia32_loaddqudi256_mask.
14245 (_mm256_maskz_loadu_epi64): Likewise.
14246 (_mm_mask_loadu_epi64): Pass const long long * to
14247 __builtin_ia32_loaddqudi128_mask.
14248 (_mm_maskz_loadu_epi64): Likewise.
14249 (_mm256_mask_storeu_epi64): Pass long long * to
14250 __builtin_ia32_storedqudi256_mask.
14251 (_mm_mask_storeu_epi64): Pass long long * to
14252 __builtin_ia32_storedqudi128_mask.
14253 (_mm256_mask_loadu_epi32): Pass const int * to
14254 __builtin_ia32_loaddqusi256_mask.
14255 (_mm256_maskz_loadu_epi32): Likewise.
14256 (_mm_mask_loadu_epi32): Pass const int * to
14257 __builtin_ia32_loaddqusi128_mask.
14258 (_mm_maskz_loadu_epi32): Likewise.
14259 (_mm256_mask_storeu_epi32): Pass int * to
14260 __builtin_ia32_storedqusi256_mask.
14261 (_mm_mask_storeu_epi32): Pass int * to
14262 __builtin_ia32_storedqusi128_mask.
14263 * config/i386/i386-builtin-types.def (PCSHORT): New.
14264 (PINT64): Likewise.
14265 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
14266 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
14267 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
14268 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
14269 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
14270 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
14271 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
14272 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
14273 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
14274 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
14275 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
14276 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
14277 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
14278 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
14279 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
14280 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
14281 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
14282 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
14283 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
14284 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
14285 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
14286 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
14287 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
14288 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
14289 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
14290 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
14291 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
14292 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
14293 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
14294 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
14295 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
14296 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
14297 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
14298 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
14299 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
14300 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
14301 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
14302 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
14303 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
14304 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
14305 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
14306 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
14307 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
14308 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
14309 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
14310 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
14311 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
14312 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
14313 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
14315 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
14316 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
14318 (ix86_expand_vector_move_misalign): Likewise.
14319 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
14320 to scalar function prototype for unaligned load/store builtins.
14321 (ix86_expand_special_args_builtin): Updated.
14322 * config/i386/sse.md (UNSPEC_LOADU): Removed.
14323 (UNSPEC_STOREU): Likewise.
14324 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
14325 (VI_ULOADSTORE_F_AVX512VL): Likewise.
14326 (ssescalarsize): Handle V4TI, V2TI and V1TI.
14327 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
14328 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
14329 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
14330 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
14331 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
14332 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
14333 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
14334 (<avx512>_storedqu<mode>_mask): Likewise.
14335 (*sse4_2_pcmpestr_unaligned): Likewise.
14336 (*sse4_2_pcmpistr_unaligned): Likewise.
14337 (*mov<mode>_internal): Renamed to ...
14338 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
14339 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
14340 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
14341 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
14343 2016-04-19 Richard Biener <rguenther@suse.de>
14345 PR tree-optimization/70171
14346 * tree-ssa-phiprop.c: Include stor-layout.h.
14347 (phiprop_insert_phi): Handle the aggregate copy case.
14348 (propagate_with_phi): Likewise.
14350 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
14352 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
14353 instead of simplify_gen_subreg (... , 0).
14354 (ix86_delegitimize_address): Ditto.
14355 (ix86_split_divmod): Ditto.
14356 (ix86_split_copysign_const): Ditto.
14357 (ix86_split_copysign_var): Ditto.
14358 (ix86_expand_args_builtin): Ditto.
14359 (ix86_expand_round_builtin): Ditto.
14360 (ix86_expand_special_args_builtin): Ditto.
14361 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
14362 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
14363 (udivmodqi4): Ditto.
14364 (absneg splitters): Ditto.
14365 (*jcc_bt<mode>_1): Ditto.
14367 2016-04-19 Richard Biener <rguenther@suse.de>
14369 PR tree-optimization/70724
14370 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
14371 restoring out from ...
14372 (free_scc_vn): ... here.
14373 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
14374 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
14376 (pass_fre::execute): Restore SSA info.
14378 2016-04-19 Richard Biener <rguenther@suse.de>
14380 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
14381 * gimple-walk.c (walk_gimple_op): Initialize it.
14382 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
14383 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
14384 remapping SSA names of defs.
14385 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
14388 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
14390 PR middle-end/70689
14391 * lra-constraints.c (equiv_substition_p): New.
14392 (process_alt_operands): Use it.
14393 (swap_operands): Swap it.
14394 (curr_insn_transform): Update it.
14396 2016-04-18 Michael Matz <matz@suse.de>
14398 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
14399 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
14400 * tree-core.h (tree_type_common.align): Use bit-field.
14401 (tree_type_common.spare): New.
14402 (tree_decl_common.off_align): Make smaller.
14403 (tree_decl_common.align): Use bit-field.
14405 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
14406 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
14407 (scan_sharing_clauses): Ditto.
14408 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
14409 (omp_finish_file): Ditto.
14410 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
14411 (layout_decl): Ditto.
14412 (relayout_decl): Ditto.
14413 (finalize_record_size): Use SET_TYPE_ALIGN.
14414 (finalize_type_size): Ditto.
14415 (finish_builtin_struct): Ditto.
14416 (layout_type): Ditto.
14417 (initialize_sizetypes): Ditto.
14418 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
14419 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
14420 (lookup_field_for_decl): Use SET_DECL_ALIGN.
14421 (get_chain_field): Ditto.
14422 (get_trampoline_type): Ditto.
14423 (get_nl_goto_field): Ditto.
14424 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
14426 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
14427 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
14428 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
14429 (build_qualified_type): Use SET_TYPE_ALIGN.
14430 (build_aligned_type, build_range_type_1): Ditto.
14431 (build_atomic_base): Ditto.
14432 (build_common_tree_nodes): Ditto.
14433 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
14434 (expand_one_stack_var_at): Ditto.
14435 * coverage.c (build_var): Use SET_DECL_ALIGN.
14436 * except.c (init_eh): Ditto.
14437 * function.c (assign_parm_setup_block): Ditto.
14438 * symtab.c (increase_alignment_1): Ditto.
14439 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
14440 * tree-vect-stmts.c (ensure_base_align): Ditto.
14441 * varasm.c (align_variable): Ditto.
14442 (assemble_variable): Ditto.
14443 (build_constant_desc): Ditto.
14444 (output_constant_def_contents): Ditto.
14446 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
14447 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
14448 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
14449 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
14450 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
14452 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
14455 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
14456 replace %vmovsd with "%vmovq".
14457 (vec_concatv2df): Likewise.
14459 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
14461 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
14462 (*vec_extractv2si_0): Ditto.
14463 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
14464 (zero_extended_scalar_load_operand splitters): Ditto.
14465 (vec_extract splitters): Ditto.
14466 (*vec_extractv4si_0_zext): Ditto.
14467 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
14468 and lowpart_subreg.
14469 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
14470 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
14471 (*sse4_1_extractps): Use lowpart_subreg.
14472 * config/i386/i386.md (x87 floatsplitter): Use gen_lowpart.
14474 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
14476 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
14478 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
14479 Mention Solaris 11 packaging changes.
14480 Update gas and gld requirements.
14481 Remove reference to pre-Solaris 10 bug.
14482 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
14484 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
14487 2016-04-17 Jan Hubicka <jh@suse.cz>
14489 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
14490 max_loop_iterations_int.
14492 2016-04-18 Richard Biener <rguenther@suse.de>
14494 PR tree-optimization/43434
14495 * tree-ssa-structalias.c (struct vls_data): New.
14496 (visit_loadstore): Handle all pointer-based accesses.
14497 (compute_dependence_clique): Compute a bitmap of restrict tags
14498 assigned bases and pass it to visit_loadstore.
14500 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
14503 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
14504 armv8.1-a and armv8.1-a+crc.
14506 2016-04-18 Richard Biener <rguenther@suse.de>
14508 PR tree-optimization/70701
14509 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
14510 references after translating through a memcpy.
14512 2016-04-18 Richard Biener <rguenther@suse.de>
14514 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
14515 (compute_antic): ... here. For partial antic use regular
14516 postorder and scrap iteration.
14517 (compute_partial_antic_aux): Remove unused return value.
14518 (init_pre): Do not allocate postorder.
14519 (fini_pre): Do not free postorder.
14521 2016-04-18 Richard Biener <rguenther@suse.de>
14523 PR middle-end/37870
14524 * expmed.c (extract_bit_field_1): Remove broken case
14525 using a wider MODE_INT mode.
14527 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
14529 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
14530 unless compiling with at least GCC-4.8.
14532 2016-04-17 Jan Hubicka <jh@suse.cz>
14535 * graphite.c (graphite_finalize): Update call to
14536 tree_estimate_probability.
14537 * predict.h (tree_estimate_probability): Update prototype.
14539 2016-04-17 Jan Hubicka <jh@suse.cz>
14541 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
14542 (tree_estimate_probability): Likewise.
14543 (pass_profile::execute): Update.
14544 (report_predictor_hitrates): New function.
14545 * profile.c (compute_branch_probabilities): Use it.
14546 * predict.h (report_predictor_hitrates): Declare.
14548 2016-04-17 Jan Hubicka <jh@suse.cz>
14551 * cgraph.h (cgraph_node::set_const_flag,
14552 cgraph_node::set_pure_flag): Update prototype to return bool;
14554 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
14555 of interposable symbol are interposable, too.
14556 (cgraph_set_const_flag_1): Rename to ...
14557 (set_const_flag_1): ... this one; change to self recursive function
14558 instead of call_for_symbol_thunks_and_aliases. Handle correctly
14559 clearnig the flag in all variants and also virtual thunks of const
14560 functions are pure; track if any change was done.
14561 (cgraph_node::set_const_flag): Update.
14562 (struct set_pure_flag_info): New struct.
14563 (cgraph_set_pure_flag_1): Rename to ...
14564 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
14565 rather than pointer encoded flags; track if any changes was done;
14566 handle correctly clearning flag and setting flag of aliases already
14568 (cgraph_node::set_pure_flag): Update.
14569 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
14571 2016-04-17 Tom de Vries <tom@codesourcery.com>
14574 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
14575 backslash in label.
14577 2016-04-17 Tom de Vries <tom@codesourcery.com>
14579 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
14580 '{}<> ' as escape-for-record.
14582 2016-04-17 Tom de Vries <tom@codesourcery.com>
14584 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
14587 2016-04-17 Tom de Vries <tom@codesourcery.com>
14590 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
14591 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
14592 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
14593 * passes.c (finish_optimization_passes): Only call
14594 finish_graph_dump_file if dfi->graph_dump_initialized.
14595 (execute_function_dump, pass_init_dump_file): Use
14596 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
14598 2016-04-17 Tom de Vries <tom@codesourcery.com>
14600 PR tree-optimization/70256
14601 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
14602 (debug_varmap): New function.
14604 2016-04-17 Tom de Vries <tom@codesourcery.com>
14607 * passes.c (pass_manager::register_pass): Propagate pflags.
14609 2016-04-17 Tom de Vries <tom@codesourcery.com>
14612 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
14613 * passes.c (pass_manager::pass_manager): Declare and init p_start in
14614 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
14615 check if it's equal to p_start.
14616 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
14618 2016-04-15 Jan Hubicka <jh@suse.cz>
14621 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
14622 function does not bind to current def.
14623 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
14624 handle conservatively calls to functions that does not need to bind
14626 (check_call): Update call of worse_state.
14627 (ignore_edge_for_nothrow): Update.
14628 (ignore_edge_for_pure_const): Likewise.
14629 (propagate_pure_const): Update calls to worse_state.
14630 (skip_function_for_local_pure_const): Reformat comments.
14632 2016-04-15 Jan Hubicka <jh@suse.cz>
14635 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
14636 (cgraph_node::function_symbol): Likewise.
14637 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
14638 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
14639 (symtab_node::ultimate_alias_target): Add REF parameter.
14640 (symtab_node::binds_to_current_def_p): Declare.
14641 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
14642 (cgraph_node::function_symbol): Likewise.
14643 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
14644 (cgraph_node::get_availability): Likewise.
14645 (cgraph_edge::binds_to_current_def_p): New inline function.
14646 (varpool_node::get_availability): Add REF parameter.
14647 (varpool_node::ultimate_alias_target): Likewise.
14648 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
14649 (symtab_node::binds_to_current_def_p): Likewise.
14650 * varpool.c (varpool_node::get_availability): Likewise.
14652 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
14655 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
14656 Fix mode size check.
14658 2016-04-15 Jakub Jelinek <jakub@redhat.com>
14660 * BASE-VER: Set to 7.0.0.
14662 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
14664 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
14666 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14668 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
14669 architecture revisions.
14671 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
14673 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
14674 * config/i386/i386.c (ix86_using_red_zone): No longer static.
14675 * config/i386/i386.md (stack decrement to push peepholes): Guard
14676 with !x86_using_red_zone ().
14678 2016-04-15 Jakub Jelinek <jakub@redhat.com>
14681 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
14682 to dump_generic_node.
14683 (NIY): Pass also flags to do_niy.
14685 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
14687 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
14688 (simd_clone_vector_of_formal_parm_types)
14689 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
14690 (simd_clone_mangle, simd_clone_create)
14691 (simd_clone_adjust_return_type, create_tmp_simd_array)
14692 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
14693 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
14694 (ipa_simd_modify_function_body, simd_clone_linear_addend)
14695 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
14696 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
14697 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
14698 * omp-simd-clone.c: ... this new file.
14699 (simd_clone_vector_of_formal_parm_types): Make it static.
14700 * Makefile.in (OBJS): Add omp-simd-clone.o.
14702 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
14705 * config/i386/sse.md: Use proper memory operand modifiers.
14708 2016-04-15 Richard Biener <rguenther@suse.de>
14709 Alan Modra <amodra@gmail.com>
14711 PR tree-optimization/70130
14712 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
14713 when alignment stays not the same and no not use the realign
14716 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
14719 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
14720 direct move handlers for KFmode. Change TFmode handlers test from
14721 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
14723 2016-04-14 Jakub Jelinek <jakub@redhat.com>
14726 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
14727 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
14728 (inlined_polymorphic_ctor_dtor_block_p): Use it.
14729 * tree-ssa-live.c (remove_unused_scope_block_p): When
14730 in_ctor_dtor_block, avoid discarding not just BLOCKs with
14731 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
14732 block_ultimate_origin is FUNCTION_DECL.
14733 (remove_unused_locals): If current_function_decl is
14734 polymorphic_ctor_dtor_p, pass initial true to
14735 remove_unused_scope_block_p' is_ctor_dtor_block.
14737 2016-04-14 Martin Sebor <msebor@redhat.com>
14742 * doc/extend.texi (Variable Length): Revert.
14744 2016-04-14 Marek Polacek <polacek@redhat.com>
14745 Jan Hubicka <hubicka@ucw.cz>
14748 * tree.c (verify_type): Disable the canonical type of main variant
14751 2016-04-14 Jason Merrill <jason@redhat.com>
14753 * cfgexpand.c, expr.c: Revert previous change.
14755 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
14757 PR middle-end/70643
14758 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
14759 when building a mem ref for the incoming reduction variable.
14761 2016-04-14 Richard Biener <rguenther@suse.de>
14763 PR tree-optimization/70614
14764 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
14765 loop if the evolution dropped to chrec_dont_know.
14766 (interpret_condition_phi): Likewise.
14768 2016-04-14 Richard Biener <rguenther@suse.de>
14770 PR tree-optimization/70623
14771 * tree-ssa-pre.c (changed_blocks): Make global ...
14772 (compute_antic): ... local here. Move and fix worklist
14773 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
14774 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
14775 worklist handling, dump when ANTIC_IN changed.
14776 (compute_partial_antic_aux): Remove worklist handling.
14777 (init_pre): Do not compute post dominators. Add a comment about
14778 the CFG order chosen.
14779 (fini_pre): Do not free post dominators.
14781 2016-04-13 Martin Sebor <msebor@redhat.com>
14786 * doc/extend.texi (Variable Length): Document C++ specifics.
14788 2016-04-13 Jakub Jelinek <jakub@redhat.com>
14791 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
14792 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
14793 eh edges have been purged.
14796 * tree-sra.c (create_access_replacement,
14797 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
14799 * tree-pretty-print.c (dump_fancy_name): New function.
14800 (dump_decl_name, dump_generic_node): Use it.
14802 2016-04-13 Jason Merrill <jason@redhat.com>
14804 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
14805 * expr.c (expand_expr_real_1): Likewise.
14807 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
14809 * config/i386/i386.md (kunpckhi): Swap operands.
14810 (kunpcksi): Likewise.
14811 (kunpckdi): Likewise.
14812 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
14813 (vec_pack_trunc_<mode>): Likewise.
14815 2016-04-13 Jakub Jelinek <jakub@redhat.com>
14818 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
14820 PR middle-end/70633
14821 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
14822 gimplification turns some element into non-constant.
14825 * rtl.h (convert_memory_address_addr_space_1): New prototype.
14826 * explow.c (convert_memory_address_addr_space_1): No longer static,
14827 add NO_EMIT argument and don't call convert_modes if true, pass
14828 it down recursively, remove break after return.
14829 (convert_memory_address_addr_space): Adjust caller.
14830 * simplify-rtx.c (simplify_unary_operation_1): Call
14831 convert_memory_address_addr_space_1 instead of convert_memory_address,
14832 if it returns NULL, don't simplify.
14834 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
14837 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
14839 2016-04-12 Jakub Jelinek <jakub@redhat.com>
14841 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
14842 Bump the upper SIMDLEN limits, so that if the return type or
14843 characteristic type if the return type is void can be passed in
14844 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
14847 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
14850 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
14851 Do not use "=" constraint on an input constraint.
14852 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
14853 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
14854 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
14855 generates (neg (abs ...)) instead of (abs ...).
14857 2016-04-12 Jakub Jelinek <jakub@redhat.com>
14859 PR rtl-optimization/70596
14860 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
14861 just invalidate LRA data and reset them. Adjust dump wording.
14863 2016-04-12 Martin Liska <mliska@suse.cz>
14866 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
14868 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
14870 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
14871 max_loop_iterations_int.
14872 (tree_unswitch_outer_loop): Likewise.
14873 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
14874 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
14876 2016-04-12 Tom de Vries <tom@codesourcery.com>
14878 PR tree-optimization/68756
14879 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
14880 instead of new_name.
14882 2016-04-12 Jakub Jelinek <jakub@redhat.com>
14884 PR tree-optimization/70602
14885 * tree-sra.c (generate_subtree_copies): Don't write anything into
14886 constant pool decls.
14888 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
14889 regardless whether there are depend clauses or not.
14891 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
14894 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
14895 target attribute and pragma from changing the -mfloat128
14896 and -mfloat128-hardware options.
14898 * doc/extend.texi (Additional Floating Types): Document PowerPC
14899 __float128 restrictions.
14901 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
14904 * config/aarch64/driver-aarch64.c
14905 (aarch64_get_extension_string_for_isa_flags): New.
14906 (arch_extension): Rename to...
14907 (aarch64_arch_extension): ...This.
14908 (ext_to_feat_string): Rename to...
14909 (aarch64_extensions): ...This.
14910 (aarch64_core_data): Keep track of architecture extension flags.
14911 (cpu_data): Rename to...
14912 (aarch64_cpu_data): ...This.
14913 (aarch64_arch_driver_info): Keep track of architecture extension
14915 (get_arch_name_from_id): Rename to...
14916 (get_arch_from_id): ...This, change return type.
14917 (host_detect_local_cpu): Update and reformat for renames, handle
14918 extensions through common infrastructure.
14920 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
14923 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
14924 track of a canonical flag name.
14925 (all_extensions): Likewise.
14926 (arch_to_arch_name): Also track extension flags enabled by the arch.
14927 (all_architectures): Likewise.
14928 (aarch64_parse_extension): Move to here.
14929 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
14931 (aarch64_rewrite_selected_cpu): Update for above change.
14932 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
14933 are handled, such that the single explicit value enabled by an
14934 extension is kept seperate from the implicit values it also enables.
14935 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
14937 (aarch64_parse_extension): New.
14938 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
14939 here to config/aarch64/aarch64-protos.h.
14940 (aarch64_parse_extension): Move from here to
14941 common/config/aarch64/aarch64-common.c.
14942 (aarch64_option_print): Update.
14943 (aarch64_declare_function_name): Likewise.
14944 (aarch64_start_file): Likewise.
14945 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
14946 the canonical flag for extensions.
14947 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
14950 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
14952 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
14955 2016-04-09 Tom de Vries <tom@codesourcery.com>
14957 PR tree-optimization/68953
14958 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
14959 first to last subscript.
14961 2016-04-09 Jakub Jelinek <jakub@redhat.com>
14963 PR tree-optimization/70586
14964 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
14967 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
14971 PR tree-optimization/70373
14972 PR middle-end/70533
14973 PR middle-end/70534
14974 PR middle-end/70535
14975 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
14976 clauses for acc parallel reductions as necessary. Error on those
14978 * omp-low.c (scan_sharing_clauses): Don't install variables which
14979 are used in acc parallel reductions.
14980 (lower_rec_input_clauses): Remove dead code.
14981 (lower_oacc_reductions): Add support for reference reductions.
14982 (lower_reduction_clauses): Remove dead code.
14983 (lower_omp_target): Don't remap variables appearing in acc parallel
14985 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
14987 2016-04-08 Jakub Jelinek <jakub@redhat.com>
14989 PR middle-end/70593
14990 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
14991 with multiple SSA_NAME defs, force the outputs other than first
14992 to be live before calling live_track_process_def on each output.
14994 PR rtl-optimization/70574
14995 * fwprop.c (forward_propagate_and_simplify): Don't add
14996 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
14997 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
14998 paradoxical subregs within *loc.
15000 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
15002 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
15003 -ftree-parallelize-loops={0,1}.
15004 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
15005 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
15006 * config/ia64/hpux.h (LIB_SPEC): Likewise.
15007 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
15008 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
15010 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
15013 * asan.c (instrument_derefs): If we get unknown location, extract it
15014 with EXPR_LOCATION.
15015 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
15017 2016-04-08 Tom de Vries <tom@codesourcery.com>
15019 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
15020 implicit firstprivate clause.
15022 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15025 * config/arm/thumb2.md (tst + branch-> lsls + branch
15026 peephole below *orsi_not_shiftsi_si): Require that condition
15027 register is dead after the peephole.
15028 (second peephole after the above): Likewise.
15030 2016-04-08 Alan Modra <amodra@gmail.com>
15033 * builtins.c (fold_builtin_classify): For IBM extended precision,
15034 look at just the high-order double to test for NaN.
15035 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
15036 test just the high double for Inf but both doubles for subnormal
15039 2016-04-07 Jakub Jelinek <jakub@redhat.com>
15041 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
15042 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
15043 node->simdclone->mask_mode != VOIDmode masks.
15044 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
15045 earlier, use it instead of node->simdclone.
15046 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
15047 Set clonei->mask_mode.
15049 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
15052 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
15053 Pass it through to cp_parser_already_scoped_statement.
15054 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
15055 it through to cp_parser_statement.
15056 (cp_parser_statement): Pass IF_P through to
15057 cp_parser_iteration_statement.
15058 (cp_parser_pragma): Adjust call to
15059 cp_parser_iteration_statement.
15061 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
15064 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
15065 resolve a future -Wparentheses warning.
15066 * omp-low.c (scan_sharing_clauses): Likewise.
15067 * tree-parloops.c (eliminate_local_variables): Likewise.
15069 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
15071 PR rtl-optimization/70398
15072 * lra-constraints.c (process_address_1): Check zero scale and code
15073 for reloading with zero scale.
15075 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
15077 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
15078 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
15080 2016-04-06 Jakub Jelinek <jakub@redhat.com>
15082 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
15083 Add support for AVX512F clones, include them by default for
15084 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
15085 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
15088 PR middle-end/70550
15089 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
15090 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
15091 firstprivate clauses.
15092 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
15093 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
15094 (lower_omp_target): Set TREE_NO_WARNING for
15095 non-addressable possibly uninitialized vars which are copied into
15096 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
15098 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
15100 * config/pa/predicates.md (integer_store_memory_operand): Accept
15101 REG+D operands with a large offset when reload_in_progress is true.
15102 (floating_point_store_memory_operand): Likewise.
15104 2016-04-05 Jakub Jelinek <jakub@redhat.com>
15107 * match.pd (nested int casts): Limit to GIMPLE.
15109 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
15112 * ipa-devirt.c (maybe_record_node): Fix comment; use
15113 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
15115 2016-04-05 Jakub Jelinek <jakub@redhat.com>
15117 PR rtl-optimization/70542
15118 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
15119 if there are any uses other than insn or debug insns.
15121 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
15122 Jakub Jelinek <jakub@redhat.com>
15124 PR tree-optimization/70509
15125 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
15126 Shift HOST_WIDE_INT_1U instead of 1.
15128 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
15130 PR tree-optimization/70509
15131 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
15132 of the vector base type for index.
15134 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
15137 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
15139 2016-04-05 Richard Biener <rguenther@suse.de>
15141 PR tree-optimization/70526
15142 * tree-sra.c (build_ref_for_offset): Use prev_base to
15143 extract the alias pointer type.
15145 2016-04-05 Richard Biener <rguenther@suse.de>
15147 * dse.c (struct store_info): Remove alias_set member.
15148 (struct read_info_type): Likewise.
15149 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
15150 spill_deleted, clear_alias_set_lookup): Remove.
15151 (get_group_info): Remove dead base == NULL_RTX case.
15152 (dse_step0): Remove initialization of removed variables.
15153 (delete_dead_store_insn): Reomve alias set dumping.
15154 (free_read_records): Remove alias_set handling.
15155 (canon_address): Remove alias_set_out parameter.
15156 (record_store): Remove spill_alias_set, it's always zero.
15157 (check_mem_read_rtx): Likewise.
15158 (dse_step2): Rename from ...
15159 (dse_step2_nospill): ... this. Adjust.
15160 (scan_stores): Rename from ...
15161 (scan_stores_nospill): ... this.
15162 (scan_reads): Rename from ...
15163 (scan_reads_nospill): ... this.
15164 (scan_stores_spill, scan_reads_spill): Remove.
15165 (dse_step3_scan): Remove for_spills argument which is always false.
15166 (dse_step3): Likewise.
15167 (dse_step5): Rename from ...
15168 (dse_step5_nospill): ... this. Remove alias_set handling.
15169 (rest_of_handle_dse): Adjust.
15171 2016-04-05 Jakub Jelinek <jakub@redhat.com>
15174 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
15175 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
15176 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
15177 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
15179 2016-04-05 Richard Biener <rguenther@suse.de>
15181 PR middle-end/70499
15182 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
15183 non-register type temporaries into SSA.
15185 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
15188 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
15189 calls when sanitizing.
15190 (possible_polymorphic_call_target_p): Fix formatting.
15192 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
15193 Jakub Jelinek <jakub@redhat.com>
15195 PR middle-end/70457
15196 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
15197 to ensure a call statement is compatible with a built-in's
15199 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
15202 2016-04-04 Richard Biener <rguenther@suse.de>
15204 PR rtl-optimization/70484
15205 * rtl.h (canon_output_dependence): Declare.
15206 * alias.c (canon_output_dependence): New function.
15207 * dse.c (record_store): Use canon_output_dependence rather
15208 than canon_true_dependence.
15210 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
15213 * cgraph.h (symtab_node::copy_visibility_from): New function.
15214 * symtab.c (symtab_node::copy_visibility_from): New function.
15215 * ipa-visibility.c (optimize_weakref): New function.
15216 (function_and_variable_visibility): Use it.
15218 2016-04-04 Martin Liska <mliska@suse.cz>
15221 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
15222 value that is really in range handled by SBR instruction.
15223 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
15224 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
15225 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
15227 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
15231 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
15232 set, but not for SP_REG operands.
15234 2016-04-02 Martin Sebor <msebor@redhat.com>
15237 * fold-const.c (maybe_nonzero_address): New function.
15238 (fold_comparison): Call it. Fold equality and relational
15239 expressions involving null pointers.
15240 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
15242 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
15244 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
15245 the "Y" constraint (scalar FP 0.0 immediate).
15247 * config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
15248 Add the "const_double" to the list of operand constraints.
15250 2016-04-01 Jakub Jelinek <jakub@redhat.com>
15252 PR rtl-optimization/70467
15253 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
15254 If low word of the last operand is 0, just emit addition/subtraction
15257 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
15260 * config/s390/s390.c (s390_expand_insv): Check for everything
15261 constant instead of just VOIDmode stuff.
15263 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15266 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
15268 2016-04-01 Nathan Sidwell <nathan@acm.org>
15270 * tree.def (TRY_CATCH_EXPR): Correct documentation.
15272 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
15274 PR rtl-optimization/70461
15275 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
15278 2016-03-31 Martin Liska <mliska@suse.cz>
15281 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
15282 a tree value or an immediate integer value to a buffer
15283 that is eventually copied to a BRIG section.
15284 (emit_immediate_operand): Call the function here.
15285 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
15286 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
15287 of class' fields that are removed.
15288 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
15289 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
15290 m_brig_repr_size fields.
15292 2016-03-31 Martin Liska <mliska@suse.cz>
15295 * hsa-gen.c (hsa_function_representation::update_dominance): New
15297 (convert_addr_to_flat_segment): Likewise.
15298 (gen_hsa_memory_set): New alignment argument.
15299 (gen_hsa_ctor_assignment): Likewise.
15300 (gen_hsa_insns_for_single_assignment): Provide alignment
15301 to gen_hsa_ctor_assignment.
15302 (gen_hsa_insns_for_direct_call): Add new argument.
15303 (expand_lhs_of_string_op): New function.
15304 (expand_string_operation_builtin): Likewise.
15305 (expand_memory_copy): New function.
15306 (expand_memory_set): New function.
15307 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
15308 (convert_switch_statements): Change signature.
15309 (generate_hsa): Use a return value of the function.
15310 (pass_gen_hsail::execute): Do not call
15311 convert_switch_statements here.
15312 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
15313 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
15314 (hsa_function_representation::update_dominance): New function.
15316 2016-03-31 Martin Liska <mliska@suse.cz>
15319 * hsa-brig.c (emit_directive_variable): Emit alignment
15320 according to hsa_symbol::m_align.
15321 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
15322 (dump_hsa_symbol): Dump alignment of HSA symbols.
15323 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
15324 (gen_hsa_addr_with_align): New function.
15325 (hsa_bitmemref_alignment): Use newly added function.
15326 (gen_hsa_insns_for_load): Likewise.
15327 (gen_hsa_insns_for_store): Likewise.
15328 (gen_hsa_memory_copy): New argument added.
15329 (gen_hsa_insns_for_single_assignment): Respect
15330 alignment for assignments processed via gen_hsa_memory_copy.
15331 (gen_hsa_insns_for_direct_call): Likewise.
15332 (gen_hsa_insns_for_return): Likewise.
15333 (gen_function_def_parameters): Set default alignment.
15334 * hsa.c (hsa_object_alignment): New function.
15335 (hsa_byte_alignment): Pasted function.
15336 * hsa.h (hsa_symbol::m_align): New field.
15338 2016-03-31 Bin Cheng <bin.cheng@arm.com>
15340 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
15341 scratch field for goto case.
15343 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
15345 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
15347 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
15350 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
15351 (scalar_chain::convert_insn): Call convert_op for reg
15352 moves to handle undefined registers.
15354 2016-03-31 Nathan Sidwell <nathan@acm.org>
15357 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
15358 Assert we don't want to move backwards.
15360 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
15363 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
15365 2016-03-31 Jakub Jelinek <jakub@redhat.com>
15367 PR rtl-optimization/70460
15368 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
15369 with operand from REG_LABEL_OPERAND, instead substitute
15370 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
15371 Don't do anything for REG_NON_LOCAL_GOTO jumps.
15373 2016-03-31 Martin Liska <mliska@suse.cz>
15375 * passes.c (execute_one_pass): Do not call
15376 todo_after for a discarded function.
15378 2016-03-31 Bin Cheng <bin.cheng@arm.com>
15380 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
15381 (no_cost, infinite_cost): Initialize the new field.
15382 (get_computation_cost_at): Record setup cost.
15383 (determine_use_iv_cost_address): Skip cost computation for sub
15384 uses if we can estimate it without losing accuracy.
15386 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
15388 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
15390 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
15391 max_loop_iterations_int.
15392 (tree_unswitch_outer_loop): Likewise.
15393 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
15394 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
15396 2016-03-30 Richard Biener <rguenther@suse.de>
15398 PR middle-end/70450
15399 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
15401 2016-03-30 Jakub Jelinek <jakub@redhat.com>
15404 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
15405 in gen_blendm expander.
15407 2016-03-30 Nick Clifton <nickc@redhat.com>
15410 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
15411 case where we are already provided with an SImode SUBREG.
15413 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
15416 * config/i386/i386.c (ix86_expand_epilogue): Properly check
15417 conflict between DRAP register and __builtin_eh_return.
15419 2016-03-30 Michael Matz <matz@suse.de>
15420 Richard Biener <rguenther@suse.de>
15423 * ipa-polymorphic-call.c (struct type_change_info): Change
15424 speculative to an unsigned allowing to limit the work we do.
15425 (csftc_abort_walking_p): New inline function..
15426 (check_stmt_for_type_change): Limit the number of may-defs
15427 skipped for speculative devirtualization to
15428 max-speculative-devirt-maydefs.
15429 * params.def (max-speculative-devirt-maydefs): New param.
15430 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
15432 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
15435 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
15438 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
15440 PR tree-optimization/59124
15441 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
15442 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
15444 2016-03-29 Jeff Law <law@redhat.com>
15446 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
15448 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
15450 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
15453 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
15455 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
15456 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
15457 gcrt0.o if linking dynamically.
15459 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
15462 * ipa-devirt.c (methods_equal_p): New function.
15463 (compare_virtual_tables): Use it.
15464 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
15465 * cgraphclones.c (clone_function_name_1): Use
15466 symbol_table::symbol_suffix_separator.
15467 * coverage.c (build_var): Likewise.
15468 * symtab.c (symbol_table::symbol_suffix_separator): New.
15470 2016-03-29 Jakub Jelinek <jakub@redhat.com>
15472 PR rtl-optimization/70429
15473 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
15474 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
15475 mode != result_mode.
15478 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
15480 PR tree-optimization/70405
15481 * ssa-iterators.h (num_imm_uses): Add missing braces.
15483 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
15485 PR rtl-optimization/68695
15486 * ira-color.c (allocno_copy_cost_saving): New.
15487 (improve_allocation): Use it.
15489 2016-03-29 Richard Henderson <rth@redhat.com>
15491 PR middle-end/70355
15492 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
15494 2016-03-29 Richard Biener <rguenther@suse.de>
15496 PR middle-end/70424
15497 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
15498 use alignment returned by get_pointer_alignment_1 if it is
15499 bigger than BITS_PER_UNIT.
15500 * builtins.c (get_pointer_alignment_1): Do not return true
15501 for alignment extracted from SSA info.
15503 2016-03-28 James Bowman <james.bowman@ftdichip.com>
15505 * config/ft32/ft32.opt (mnodiv): New.
15506 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
15507 * doc/invoke.texi (FT32 Options -mnodiv): New.
15509 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
15512 * config/i386/i386.md (define_split, andn): Fix modes.
15514 2016-03-26 Richard Biener <rguenther@suse.de>
15515 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
15518 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
15520 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
15521 as 2nd argument to cl_optimization_restore().
15523 2016-03-25 Richard Henderson <rth@redhat.com>
15526 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
15527 * config/aarch64/aarch64-protos.h: Declare it.
15528 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
15530 2016-03-25 Alan Modra <amodra@gmail.com>
15533 * config/rs6000/constraints.md (j): Simplify.
15534 * config/rs6000/predicates.md (easy_fp_constant): Exclude
15536 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
15537 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
15538 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
15539 in all constraint alternatives.
15540 (movtd_64bit_nodm): Delete "j" constraint alternative.
15542 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
15544 * tree-ssa-propagate.c: Enhance docs for
15545 SSA_PROP_NOT_INTERESTING.
15547 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
15549 * doc/extend.texi: Fix typo in documentation to pure attribute.
15551 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
15554 * config/pa/pa.md (bswapdi2): Use a scratch register.
15556 2016-03-24 Richard Henderson <rth@redhat.com>
15558 PR middle-end/69845
15559 * fold-const.c (extract_muldiv_1): Correct test for multiplication
15562 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
15564 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
15565 using ix86_expand_binary_operator instead of gen_andsi3.
15567 2016-03-24 Richard Biener <rguenther@suse.de>
15569 PR tree-optimization/70396
15570 * tree-vect-stmts.c (vectorizable_comparison): Use
15571 get_vectype_for_scalar_type.
15573 2016-03-24 Richard Biener <rguenther@suse.de>
15575 PR middle-end/70370
15576 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
15577 with register bases.
15579 2016-03-24 Richard Biener <rguenther@suse.de>
15581 PR tree-optimization/70372
15582 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
15583 build_all_ones_cst to also handle vector types correctly.
15585 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
15588 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
15591 2016-03-23 Marek Polacek <polacek@redhat.com>
15594 * doc/invoke.texi: Document -Wignored-attributes.
15596 2016-03-23 Bin Cheng <bin.cheng@arm.com>
15598 PR tree-optimization/69042
15599 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
15600 parameter from 30 to 40.
15602 2016-03-23 Bin Cheng <bin.cheng@arm.com>
15604 PR tree-optimization/69042
15605 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
15606 for use with constant offset stripped in base.
15608 2016-03-23 Richard Biener <rguenther@suse.de>
15610 PR middle-end/70251
15611 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
15612 mode compatibility check.
15613 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
15615 2016-03-23 Jeff Law <law@redhat.com>
15617 PR tree-optimization/64058
15618 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
15620 (struct ssa_conflicts): Move up earlier in the file.
15621 (conflicts_, var_map_): New static variables.
15622 (initialize_conflict_count): New function to initialize the
15623 CONFLICT_COUNT field for each conflict pair.
15624 (compare_pairs): Lazily initialize the conflict count and use it
15625 as the first tie-breaker.
15626 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
15627 and wipe conflicts_ and map_ around the call to qsort. Remove
15628 special case for 2 coalesce pairs.
15629 * bitmap.c (bitmap_count_unique_bits): New function.
15630 (bitmap_count_bits_in_word): New function, extracted from
15632 (bitmap_count_bits): Use bitmap_count_bits_in_word.
15633 * bitmap.h (bitmap_count_unique_bits): Declare it.
15635 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
15638 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
15639 transparent alias chain for decl assembler name.
15640 * config/sol2.c (solaris_assemble_visibility): Likewise.
15642 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15644 * config/arm/arm1020e.md (1020call_op): Reduce reservation
15646 (v10_fdivs): Likewise.
15647 (v10_fdivd): Likewise.
15649 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15652 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
15653 to not call fclose twice on file.
15655 2016-03-23 Jakub Jelinek <jakub@redhat.com>
15657 PR tree-optimization/70354
15658 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
15659 oprnd0 is wider than oprnd1 and there is a cast from the wider
15660 type to oprnd1, mask it with the mask of the narrower type.
15663 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
15664 Optimize TARGET_STV splitters, if high or low word of last argument
15667 2016-03-22 Jeff Law <law@redhat.com>
15670 tree-ssa-threadbackward.c
15671 (fsm_find_control_statement_thread_paths): Correctly distinguish
15672 between old style jump threads vs FSM jump threads.
15674 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
15677 * config/i386/i386.c (scalar_chain::convert_op): Support
15678 uninitialized register usage case.
15680 2016-03-22 Richard Biener <rguenther@suse.de>
15682 PR middle-end/70251
15683 * genmatch.c (gen_transform): Adjust last parameter to a three-state
15685 (capture::gen_transform): ... to change behavior when substituting
15686 a condition into cond or not-cond expr context.
15687 (dt_simplify::gen_1): Adjust.
15688 * gimple-match-head.c: Include gimplify.h for unshare_expr.
15689 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
15690 last change and instead change to
15691 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
15692 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
15694 2016-03-22 Anthony Green <green@moxielogic.com>
15696 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
15697 issue for moxiebox targets.
15698 (CC1PLUS_SPEC): Ditto.
15700 2016-03-22 Richard Biener <rguenther@suse.de>
15702 PR middle-end/70333
15703 * fold-const.c (extract_muldiv_1): Properly perform multiplication
15706 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
15708 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
15710 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
15713 * config/i386/i386.c (def_builtin): Handle
15714 OPTION_MASK_ISA_AVX512VL to be and-ed with other
15716 (const struct builtin_description bdesc_special_args[]):
15717 Remove duplicate ISA bits.
15719 2016-03-22 Jakub Jelinek <jakub@redhat.com>
15722 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
15723 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
15724 in a way that works also for AVX512BW.
15727 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
15728 instead of source if operands[1] is xmm16 and above and
15729 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
15730 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
15733 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
15734 on assign if (*from_p) is a comparison, set it to
15735 TREE_NO_WARNING (*from_p).
15737 2016-03-21 Jakub Jelinek <jakub@redhat.com>
15739 PR middle-end/70326
15740 * lra.c (restore_scratches): Ignore deleted insns.
15742 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
15743 Jakub Jelinek <jakub@redhat.com>
15745 PR tree-optimization/70317
15746 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
15749 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
15752 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
15753 of ix86_expand_move.
15755 (movti): Use general_operand for operand 1 predicate.
15757 2016-03-21 Martin Liska <mliska@suse.cz>
15759 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
15761 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
15763 2016-03-21 Martin Liska <mliska@suse.cz>
15766 * ipa-icf.c (sem_function::parse): Skip static
15767 constructors and destructors.
15769 2016-03-21 Jakub Jelinek <jakub@redhat.com>
15772 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
15773 function-like macro, peek following token(s) if it is followed
15774 by CPP_OPEN_PAREN token with optional padding in between, and
15775 if not, don't treat it like a macro.
15777 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
15778 Alexander Monakov <amonakov@ispras.ru>
15780 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
15781 for the stabs debug format.
15783 2016-03-21 Richard Biener <rguenther@suse.de>
15785 PR tree-optimization/70310
15786 * tree-vect-generic.c (expand_vector_condition): Fold the built
15789 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
15792 * config/i386/sse.md: (define_insn "*vec_dup<mode>"/AVX2):
15793 Block third alternative for AVX-512VL target,
15795 2016-03-21 Martin Liska <mliska@suse.cz>
15798 * hsa-brig.c (emit_function_directives): Mark unemitted
15799 global variables for emission.
15800 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
15801 (get_symbol_for_decl): Likewise.
15802 * hsa.h (struct hsa_symbol): New flag.
15804 2016-03-21 Richard Biener <rguenther@suse.de>
15806 PR tree-optimization/70288
15807 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
15808 we do not estimate unsimplified all-constant conditionals or
15809 switches as optimized away.
15811 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
15813 PR rtl-optimization/69102
15814 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
15815 when we have a readonly dependency context.
15817 2016-03-18 Jeff Law <law@redhat.com>
15819 PR rtl-optimization/70263
15820 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
15821 (update_equiv_regs): When trying to move a store to after the insn
15822 that sets the source of the store, make sure the store occurs after
15823 the insn that sets the source of the store. When successful note
15824 the REG_EQUIV note created in the dump file.
15826 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
15827 Bernd Schmidt <bschmidt@redhat.com>
15829 * doc/extend.texi: Document more potential problems with basic asms.
15831 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
15833 PR rtl-optimization/70278
15834 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
15837 2016-03-18 Jason Merrill <jason@redhat.com>
15839 * calls.c (load_register_parameters): Fix zero size sibcall logic.
15841 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
15843 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
15844 values to 128b regs.
15846 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
15848 PR tree-optimization/70252
15849 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
15850 boolean vector has a proper number of elements.
15851 (supportable_narrowing_operation): Likewise.
15853 2016-03-18 Tom de Vries <tom@codesourcery.com>
15856 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
15858 2016-03-18 Jakub Jelinek <jakub@redhat.com>
15860 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
15861 instead of replace_rtx for DEBUG_INSNs.
15863 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
15865 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
15866 load type reservations.
15868 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
15871 * config/pa/constraints.md: Revert 2015-02-13 change. Use
15872 define_constraint for "Q" and "T" constraints.
15874 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
15876 Tweak the pipeline model for Exynos M1
15878 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
15881 2016-03-17 David Malcolm <dmalcolm@redhat.com>
15884 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
15885 where one or both locations aren't within a line_map.
15887 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
15890 * opts.c (finish_options): Don't set flag_pie to the default if
15891 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
15894 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
15896 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
15897 true as ALL_REGS argument to replace_rtx.
15899 2016-03-17 Richard Biener <rguenther@suse.de>
15902 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
15905 2016-03-17 Jakub Jelinek <jakub@redhat.com>
15908 * rtl.h (replace_rtx): Add ALL_REGS argument.
15909 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
15910 equality and assert mode is the same, instead of just rtx pointer
15912 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
15913 true as ALL_REGS argument to replace_rtx.
15915 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
15917 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
15918 for boolean vector with vector mode only.
15919 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
15921 2016-03-17 Nick Clifton <nickc@redhat.com>
15924 * config/rx/rx.c (rx_print_integer): Print negative constants in
15927 2016-03-17 Jakub Jelinek <jakub@redhat.com>
15930 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
15932 2016-03-16 Richard Henderson <rth@redhat.com>
15933 Richard Biener <rguenth@suse.de>
15935 PR middle-end/70240
15936 PR middle-end/68215
15938 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
15939 first operand as is_gimple_condexpr.
15941 PR middle-end/70240
15942 PR middle-end/68215
15944 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
15945 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
15946 Do not gimplify the result.
15947 (do_unop): Adjust call to tree_vec_extract.
15948 (do_binop): Likewise.
15949 (do_compare): Likewise.
15950 (do_plus_minus): Likewise.
15951 (do_negate): Likewise.
15952 (expand_vector_condition): Likewise.
15953 (do_cond): Likewise.
15955 2016-03-16 Richard Henderson <rth@redhat.com>
15958 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
15959 (aarch64_classify_address): Use it.
15960 (aarch64_legitimize_address): Force all subexpressions of PLUS
15961 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
15963 2016-03-16 Jakub Jelinek <jakub@redhat.com>
15964 Richard Biener <rguenth@suse.de>
15967 * rtlanal.c (replace_rtx): For REG, if from is a REG,
15968 return to even if only REGNO is equal, and assert
15971 2016-03-11 Jeff Law <law@redhat.com>
15973 PR rtl-optimization/70224
15974 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
15976 2016-03-16 Richard Henderson <rth@redhat.com>
15978 PR middle-end/70199
15979 * function.h (struct function): Add has_forced_label_in_static.
15980 * gimplify.c (force_labels_r): Set it.
15981 * lto-streamer-in.c (input_struct_function_base): Read it.
15982 * lto-streamer-out.c (output_struct_function_base): Write it.
15983 * tree-inline.c (has_label_address_in_static_1): Remove.
15984 (copy_forbidden): Remove fndecl parameter; test
15985 has_forced_label_in_static.
15986 (inline_forbidden_p): Update call to copy_forbidden.
15987 (tree_versionable_function_p): Likewise.
15988 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
15989 (chkp_versioning): Likewise.
15990 * tree-inline.h (copy_forbidden): Update decl.
15992 2016-03-16 Marek Polacek <polacek@redhat.com>
15995 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
15996 function being thunked if the result type doesn't have fixed size.
15997 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
15998 doesn't have fixed size.
16000 2016-03-16 Bin Cheng <bin.cheng@arm.com>
16002 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
16003 reporting malformed loop nest.
16005 2016-03-16 Tom de Vries <tom@codesourcery.com>
16008 * ipa-devirt.c (possible_polymorphic_call_targets): Move
16009 nodes.length () == 1 test to before first nodes[0] access.
16011 2016-03-16 Tom de Vries <tom@codesourcery.com>
16013 PR tree-optimization/68715
16014 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
16015 single_pred_p test.
16017 2016-03-16 Tom de Vries <tom@codesourcery.com>
16019 PR tree-optimization/68809
16020 * graphite-scop-detection.c (same_close_phi_node): Test if result types
16023 2016-03-16 Carlos O'Donell <carlos@redhat.com>
16024 Sandra Loosemore <sandra@codesourcery.com>
16026 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
16027 on leaf attribute. Mention ELF interposition problems.
16029 2016-03-16 Alan Modra <amodra@gmail.com>
16031 PR rtl-optimization/69195
16032 PR rtl-optimization/47992
16033 * ira.c (indirect_jump_optimize): Ignore artificial defs.
16036 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
16039 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
16041 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
16043 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
16045 2016-03-15 Jakub Jelinek <jakub@redhat.com>
16047 PR rtl-optimization/70222
16048 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
16049 optimization if mode is different from result_mode, queue up masking
16050 of the result in outer_op. Formatting fix.
16052 PR middle-end/70239
16053 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
16056 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
16058 PR rtl-optimization/69032
16059 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
16060 looping backwards over basic block insns.
16062 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
16065 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
16066 to non-speculative when propagating trap bits.
16068 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
16070 PR rtl-optimization/63384
16071 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
16072 DEBUG_INSN_P insns.
16074 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
16077 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
16078 factored out from ...
16079 (sched_analyze_insn): ... here.
16080 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
16081 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
16082 get_implicit_reg_pending_clobbers in it.
16083 (setup_id_reg_sets): Use setup_id_implicit_regs.
16084 (deps_init_id): Ditto.
16086 2016-03-15 Tom de Vries <tom@codesourcery.com>
16089 * cgraph.c (cgraph_node::get_body): Save, reset and restore
16091 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
16092 execute_function_dump.
16093 (execute_one_pass): Don't dump function if it will be dumped after ipa
16096 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
16098 * genrecog.c (match_pattern_2): If pred is NULL don't call
16099 safe_predicate_mode on it.
16101 2016-03-14 Jakub Jelinek <jakub@redhat.com>
16103 PR middle-end/70219
16104 * lra-constraints.c (delete_move_and_clobber): Change assertion
16105 to also allow dregno == 0.
16107 2016-03-14 Richard Henderson <rth@redhat.com>
16110 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
16111 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
16112 (reassociate_bb): Use optimize_vec_cond_expr; avoid
16113 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
16116 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
16119 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
16121 (lra_create_live_ranges_1): initialize hard register biggest_mode to
16123 * lra-constraints.c (split_reg): For hard regs, try to find the
16124 biggest single-register mode used in the function.
16126 2016-03-14 Richard Biener <rguenther@suse.de>
16128 PR tree-optimization/56365
16129 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
16130 constants to compare against.
16132 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
16135 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
16136 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
16137 (define_split for the GPR case): Use int_reg_operand instead of
16138 gpc_reg_operand for the output.
16140 2016-03-14 Tom de Vries <tom@codesourcery.com>
16142 PR tree-optimization/70045
16143 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
16144 create_empty_if_region_on_edge argument.
16146 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
16148 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
16149 (STACK_CHECK_PROTECT): Likewise.
16150 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
16151 (STACK_CHECK_PROTECT): Likewise.
16152 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
16153 (STACK_CHECK_PROTECT): Likewise.
16154 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
16155 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
16156 (STACK_CHECK_PROTECT): Likewise.
16158 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
16160 PR rtl-optimization/69307
16161 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
16162 registers in modes that span more than one register.
16164 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
16167 * lra-constraints.c (delete_move_and_clobber): New.
16168 (remove_inheritance_pseudos): Use it.
16170 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
16173 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
16174 the libcall is LCT_THROW.
16175 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
16176 for the checking routine.
16178 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
16181 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
16182 optimization if we have direct move.
16183 (roundu32<mode>2_fprs): Likewise.
16185 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
16188 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
16190 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
16191 Arguments swapped. All callers changed. Take reg_renumber into
16192 account, and Calculate and compare register ranges for hard regs.
16194 2016-03-11 Jeff Law <law@redhat.com>
16196 PR tree-optimization/70190
16197 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
16198 Handle cases where we can not extract the taken edge, even though we
16199 found a constant value.
16201 PR tree-optimization/64058
16202 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
16203 (num_coalesce_pairs): Move up earlier in file.
16204 (find_coalesce_pair): Initialize the INDEX field for each pair
16206 (compare_pairs): No longer sort on the elements in each pair.
16207 Instead break ties with the index of the coalesce pair.
16209 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16212 * config/aarch64/aarch64-protos.h
16213 (aarch64_save_restore_target_globals): New prototype.
16214 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
16215 Call the above when popping pragma.
16216 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
16218 (aarch64_set_current_function): Rewrite using the above.
16220 2016-03-11 Jakub Jelinek <jakub@redhat.com>
16222 PR tree-optimization/70177
16223 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
16224 (extract_ops_from_tree): ... this. In the 2 argument
16225 overload remove _1 suffix.
16226 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
16227 (extract_ops_from_tree): ... this.
16228 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
16230 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
16231 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
16232 extract_ops_from_tree instead of 2 operand one.
16234 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
16236 PR tree-optimization/70013
16237 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
16238 for constant-pool entries.
16240 2016-03-11 Jakub Jelinek <jakub@redhat.com>
16242 PR rtl-optimization/70174
16243 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
16244 followed by gen_lowpart on force_reg instead of just gen_lowpart.
16246 PR tree-optimization/70169
16247 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
16248 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
16251 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
16252 Jakub Jelinek <jakub@redhat.com>
16255 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
16256 of uninitialized values.
16258 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
16260 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
16262 ("*trunctddd2"): New pattern definition.
16263 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
16266 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
16268 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
16269 definitions for BFP and DFP rounding modes.
16270 ("fixuns_truncdddi2", "fixuns_trunctddi2")
16271 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
16272 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
16273 ("fix_trunctf<mode>2"): Use the new constants instead of magic
16276 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
16278 * config/s390/constraints.md: Adjust comment.
16279 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
16280 s390_decompose_addrstyle_without_index.
16281 * config/s390/predicates.md (shift_count_or_setmem_operand):
16282 Rename to setmem_operand.
16283 * config/s390/s390-protos.h
16284 (s390_decompose_shift_count): Rename to
16285 s390_decompose_addrstyle_without_index.
16286 * config/s390/s390.c (s390_decompose_shift_count)
16287 (s390_mem_constraint, print_shift_count_operand)
16288 (print_operand_address, print_operand): Rename
16289 s390_decompose_shift_count to
16290 s390_decompose_addrstyle_without_index and rename
16291 print_shift_count_operand to print_addrstyle_operand troughout the
16293 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
16294 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
16295 Rename shift_count_or_setmem_operand to setmem_operand.
16296 * config/s390/vx-builtins.md ("vec_insert<mode>")
16297 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
16300 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16303 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
16304 Handle overlapping retval and newval.
16306 2016-03-10 Nick Clifton <nickc@redhat.com>
16309 * config/aarch64/aarch64.c
16310 (aarch64_override_options_after_change_1): When forcing
16311 flag_omit_frame_pointer to be true, use a special value that can
16312 be detected if this function is called again, thus preventing
16313 flag_omit_leaf_frame_pointer from being forced to be false.
16315 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16317 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
16318 Set x_flag_omit_leaf_frame_pointer when handling
16319 -momit-leaf-frame-pointer.
16321 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
16324 * cgraph.c (cgraph_node::dump): Dump split_part and
16325 indirect_call_target.
16326 * cgraph.h (cgraph_node): Add indirect_call_target flag.
16327 * ipa.c (has_addr_references_p): Cleanup.
16328 (is_indirect_call_target_p): New.
16329 (walk_polymorphic_call_targets): Do not mark virtuals that may be
16330 called indirectly as local.
16331 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
16333 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
16336 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
16337 on cxa_pure_virtual.
16339 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
16342 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
16344 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
16347 * tree.c (need_assembler_name_p): Only record main variant type names.
16349 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
16352 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
16353 Always define to 0 or 1.
16354 (TARGET_FIX_ERR_A53_843419): New macro.
16355 * config/aarch64/aarch64-elf-raw.h
16356 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
16357 * config/aarch64/aarch64-linux.h: Likewise.
16358 * config/aarch64/aarch64.c
16359 (aarch64_override_options_after_change_1): Do not default
16360 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
16362 (aarch64_attributes): Handle fix-cortex-a53-843419.
16363 (aarch64_can_inline_p): Likewise.
16364 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
16366 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
16367 Jakub Jelinek <jakub@redhat.com>
16369 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
16370 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
16371 DECL_COMMONS if flag_unconstrained_commons is set.
16372 * tree-dfa.c (get_ref_base_and_extent): Likewise.
16373 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
16374 (funconstrained-commons): Document.
16376 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
16378 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
16379 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
16381 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
16383 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
16384 has a proper number of elements.
16386 2016-03-10 Alan Modra <amodra@gmail.com>
16388 PR rtl-optimization/69195
16389 PR rtl-optimization/47992
16390 * ira.c (recorded_label_ref): Delete.
16391 (update_equiv_regs): Return void.
16392 (indirect_jump_optimize): New function.
16393 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
16394 before regstat_compute_ri. Don't rebuild_jump_labels here.
16395 Delete update_regstat.
16397 2016-03-10 Richard Biener <rguenther@suse.de>
16399 PR tree-optimization/70128
16400 * tree-ssa-structalias.c (set_uids_in_ptset): Set
16401 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
16403 2016-03-09 Jakub Jelinek <jakub@redhat.com>
16405 PR tree-optimization/70152
16406 * tree-sra.c (replace_removed_params_ssa_names): Copy over
16407 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
16410 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
16411 instead of gen_sse2_loadlpd.
16412 * config/i386/sse.md (*vec_concatv2df): Rename to...
16413 (vec_concatv2df): ... this.
16415 PR tree-optimization/70127
16416 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
16418 2016-03-09 David Malcolm <dmalcolm@redhat.com>
16422 * diagnostic-show-locus.c (compatible_locations_p): New function.
16423 (layout::layout): Sanitize ranges using compatible_locations_p.
16425 2016-03-09 David Malcolm <dmalcolm@redhat.com>
16429 * diagnostic-show-locus.c (layout_range::layout_range): Replace
16430 location_range param with three const expanded_locations * and a
16432 (layout::layout): Replace call to
16433 rich_location::lazily_expand_location with get_expanded_location.
16434 Extract the range and perform location expansion here, passing
16435 the results to the layout_range ctor.
16436 * diagnostic.c (source_range::debug): Delete.
16437 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
16438 of rich_location::get_expanded_location.
16439 * gcc-rich-location.c (get_range_for_expr): Delete.
16440 (gcc_rich_location::add_expr): Reimplement to avoid the
16441 rich_location::add_range overload that took a location_range,
16442 passing a location_t instead.
16444 2016-03-09 Richard Biener <rguenther@suse.de>
16445 Jakub Jelinek <jakub@redhat.com>
16447 PR tree-optimization/70138
16448 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
16449 Also skip vect_double_reduction_def.
16451 2016-03-09 Jakub Jelinek <jakub@redhat.com>
16454 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
16455 if the operand is "m".
16457 2016-03-09 Nathan Sidwell <nathan@acm.org>
16459 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
16461 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
16463 * config/i386/i386.c (processor_target_table): Fix cost table
16464 intialization order for znver1.
16466 2016-03-08 Jakub Jelinek <jakub@redhat.com>
16468 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
16469 - becuase -> because.
16470 * ipa-reference.c (ignore_module_statics): Likewise.
16471 * cgraph.c (cgraph_node::get_body): Likewise.
16472 * ipa-inline.c (early_inliner): Likewise.
16473 * ipa-devirt.c (types_same_for_odr): Likewise.
16474 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
16475 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
16477 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16479 * tree-ssa-math-opts.c: Fix typo in comment.
16481 2016-03-08 Jakub Jelinek <jakub@redhat.com>
16484 * config/i386/i386.c (scalar_chain::make_vector_copies,
16485 scalar_chain::convert_reg): Call end_sequence in between
16486 get_insns and emit_conversion_insns rather than after both
16489 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
16492 * config/i386/i386.h (machine_function): Add
16493 pc_thunk_call_expanded flag.
16494 (ix86_pc_thunk_call_expanded): New define.
16495 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
16496 (*set_got): Rename insn pattern from set_got.
16497 (*set_got_labelled): Rename inst pattern from set_got_labelled.
16498 * config/i386/i386.c (ix86_compute_frame_layout): Use
16499 ix86_pc_thunk_call_expanded to prevent red-zone.
16501 2016-03-07 Martin Jambor <mjambor@suse.cz>
16503 * hsa.h (hsa_get_ctor_statements): Declare.
16504 (hsa_get_dtor_statements): Likewise.
16505 (hsa_get_kernel_dispatch_type): Likewise.
16506 * hsa.c (hsa_get_ctor_statements): New function.
16507 (hsa_get_dtor_statements): Likewise.
16508 (hsa_get_kernel_dispatch_type): Likewise.
16509 * hsa-brig.c (hsa_cdtor_statements): Removed.
16510 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
16511 hsa_get_dtor_statements.
16512 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
16513 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
16515 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
16517 * config/arm/arm-cores.def (cortex-r8): New.
16518 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
16519 * config/arm/arm-tune.md: Likewise.
16520 * doc/invoke.texi: Add cortex-r8 to list of cpu values.
16522 2016-03-07 Martin Sebor <msebor@redhat.com>
16524 PR rtl-optimization/19705
16525 * doc/invoke.texi (Options That Control Optimization): Clarify
16526 -fno-branch-count-reg.
16528 2016-02-26 Richard Biener <rguenther@suse.de>
16529 Jeff Law <law@redhat.com>
16531 PR tree-optimization/69740
16532 * cfghooks.c (remove_edge): Request loop fixups if we delete
16533 an edge that might turn an irreducible loop into a natural
16535 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
16536 Move after definition of loops_state_clear.
16538 2016-03-07 Bin Cheng <bin.cheng@arm.com>
16540 PR rtl-optimization/69052
16541 * rtlanal.c (commutative_operand_precedence): Set higher precedence
16544 2016-03-07 Tom de Vries <tom@codesourcery.com>
16546 PR tree-optimization/70116
16547 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
16548 is_tm_ending stmts and ubsan/asan internal functions.
16549 (find_duplicate): Use it. Don't test is_tm_ending here.
16551 2016-03-07 Richard Biener <rguenther@suse.de>
16553 PR tree-optimization/70115
16554 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
16555 (propagate_constants_for_unrolling): Use replace_uses_by.
16557 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
16559 PR middle-end/69916
16560 * omp-low.c (struct oacc_loop): Add ifns.
16561 (new_oacc_loop_raw): Initialize it.
16562 (finish_oacc_loop): Clear mask & flags if no ifns.
16563 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
16564 (oacc_loop_xform_loop): Add ifns arg & adjust.
16565 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
16567 2016-03-07 Richard Henderson <rth@redhat.com>
16570 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
16571 (insert_value_copy_on_edge): Likewise.
16573 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16575 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
16577 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
16580 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
16582 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
16584 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
16586 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
16588 Fix sseimul type attribute.
16589 * config/i386/znver1.md
16590 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
16591 znver1_sseimul_avx256_load) : Fix the type attribute.
16592 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
16593 pipe usage and latency.
16595 2016-03-05 Jakub Jelinek <jakub@redhat.com>
16598 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
16599 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
16602 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
16605 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
16607 PR rtl-optimization/69941
16608 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
16609 the reg share its mode.
16611 2016-03-04 Jeff Law <law@redhat.com>
16613 PR tree-optimization/69196
16614 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
16615 If the both SSA_NAMEs are anonymous, then consider them unassociated
16616 and include the PHI in the statement count.
16618 2016-03-05 Tom de Vries <tom@codesourcery.com>
16620 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
16621 construct in oacc routine. Check for oacc region in oacc routine.
16623 2016-03-04 Jakub Jelinek <jakub@redhat.com>
16626 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
16627 2016-02-22 changes, instead don't recurse if RECUR is already true.
16628 Don't change *dynamic_check if RECUR. Adjust recursive caller
16629 to pass true to the new argument.
16630 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
16633 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
16634 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
16636 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
16638 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
16640 PR rtl-optimization/57676
16641 * lra-assigns.c (lra_assign): Guard test for maximum iterations
16642 with flag_checking.
16644 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
16646 * tree-vect-patterns.c (search_type_for_mask): Handle
16647 comparison of booleans.
16649 2016-03-04 Jakub Jelinek <jakub@redhat.com>
16651 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
16655 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
16656 all other ops that have dw_val_class_die_ref operands,
16657 and DW_OP_GNU_entry_value.
16659 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16661 PR rtl-optimization/69904
16662 * config/arm/arm.c (arm_cannot_copy_insn_p):
16663 Return true for load-exclusive instructions.
16665 2016-03-03 Jakub Jelinek <jakub@redhat.com>
16668 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
16669 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
16670 the pattern no matter if it is used just by non-pattern, pattern
16672 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
16673 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
16674 oprnd1 def_stmt is in pattern, don't look through it.
16676 2016-03-03 Marek Polacek <polacek@redhat.com>
16678 PR middle-end/70050
16679 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
16681 2016-03-03 Martin Liska <mliska@suse.cz>
16683 PR tree-optimization/70043
16684 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
16685 previous statement if we see a debug statement.
16687 2016-03-03 Richard Biener <rguenther@suse.de>
16689 PR tree-optimization/55936
16690 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
16691 parameter and guard unsafe equivalence use.
16692 (vrp_evaluate_conditional_warnv_with_ops): Always use
16693 safe equivalences but not via the quadratic compare_names
16696 2016-03-03 Michael Collison <michael.collison@linaro.org>
16699 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
16700 for operand 1 to s_register_operand. Change predicate for operand
16701 2 to arm_not_immediate_operand.
16703 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
16705 * doc/tm.texi: Regenerated.
16707 2016-03-02 Richard Henderson <rth@redhat.com>
16710 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
16711 simplification when all args are positive non-fixed registers.
16713 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16715 * target.def (lra_p): Specify that new ports should use LRA.
16717 2016-03-02 Jakub Jelinek <jakub@redhat.com>
16720 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
16721 gimplify_type_sizes the type they refer to.
16722 (omp_notice_variable): Handle reference vars to VLAs.
16723 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
16724 reference to VLA decls in the second pass instead of first pass.
16726 2016-03-02 Tom de Vries <tom@codesourcery.com>
16728 PR tree-optimization/68659
16729 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
16730 new_expr == NULL_TREE.
16731 (get_new_name): Handle ADDR_EXPR.
16733 2016-03-02 Bin Cheng <bin.cheng@arm.com>
16735 PR rtl-optimization/69052
16736 * loop-invariant.c (canonicalize_address): New function.
16737 (inv_can_prop_to_addr_use): Check validity of address expression
16738 which is canonicalized by above function.
16740 2016-03-02 Alan Modra <amodra@gmail.com>
16743 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
16746 2016-03-02 Jakub Jelinek <jakub@redhat.com>
16749 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
16750 (*movhi_internal): Put mask moves from and to memory separately
16751 from moves from/to GPRs.
16753 2016-03-02 Richard Biener <rguenther@suse.de>
16755 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
16756 GENERIC expressions in GIMPLE.
16758 2016-03-02 Richard Biener <rguenther@suse.de>
16760 * config/i386/i386.c (type_natural_mode): Fix typo.
16762 2016-03-02 Nick Clifton <nickc@redhat.com>
16764 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
16766 2016-03-02 Richard Biener <rguenther@suse.de>
16767 Uros Bizjak <ubizjak@gmail.com>
16770 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
16772 2016-03-02 Richard Biener <rguenther@suse.de>
16774 PR middle-end/67278
16775 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
16777 2016-03-02 Marek Polacek <polacek@redhat.com>
16780 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
16781 "is promoted to" warning.
16783 2016-03-01 DJ Delorie <dj@redhat.com>
16785 * config.gcc: Deprecate mep-*.
16787 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
16789 PR middle-end/70025
16790 * lra-constraints.c (regno_val_use_in): New.
16791 (match_reload): Use it instead of regno_use_in.
16793 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
16795 PR rtl-optimization/70007
16796 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
16797 references present in REG_EQUAL notes attached to non-SET patterns.
16799 2016-03-01 Jeff Law <law@redhat.com>
16801 PR tree-optimization/69196
16802 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
16803 Appropriately clamp the number of statements to copy when the
16804 thread path does not traverse a loop backedge.
16806 PR tree-optimization/69196
16807 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
16808 Do count some PHIs in the thread path against the insn count. Decrease
16809 final statement count by one as the control statement in the last
16810 block will get removed. Remove special cased code for handling PHIs
16813 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
16816 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
16817 asm dialect alternatives to explicit GOTPCREL calls.
16819 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
16822 * ira.c (do_reload): Issue warning for generic stack checking here...
16823 * reload1.c (reload): ...instead of here and streamline it.
16825 2016-03-01 Nick Clifton <nickc@redhat.com>
16827 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
16829 2016-03-01 Richard Biener <rguenther@suse.de>
16831 PR tree-optimization/69983
16832 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
16833 types and fall back to operand_equal_p.
16835 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
16838 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
16840 * config/s390/constraints.md ("jm8"): New constraint.
16841 * config/s390/predicates.md ("const_int_8bitset_operand"): New
16843 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
16845 ("*setmem_long<setmem_and>"): New pattern.
16846 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
16848 ("*setmem_long_31z<setmem_and>"): New pattern.
16849 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
16850 New substitution rules with the required attributes.
16853 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
16856 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
16858 * gensupport.c (process_substs_on_one_elem): Split loop to
16859 complete mark_operands_used_in_match_dup on all expressions in the
16861 (adjust_operands_numbers): Inline into process_substs_on_one_elem
16862 and remove function.
16864 2016-03-01 Richard Biener <rguenther@suse.de>
16866 PR middle-end/70022
16867 * fold-const.c (fold_indirect_ref_1): Fix range checking for
16868 vector BIT_FIELD_REF extract.
16870 2016-03-01 Richard Biener <rguenther@suse.de>
16872 PR tree-optimization/69994
16873 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
16875 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
16877 PR tree-optimization/69956
16878 * tree-vect-stmts.c (supportable_widening_operation): Support
16879 multi-step conversion of boolean vectors.
16880 (supportable_narrowing_operation): Likewise.
16882 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
16884 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
16887 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
16889 * config/s390/subst.md (DSI_VI): New mode iterator.
16890 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
16891 * config/s390/vector.md ("vec_set<mode>"): Move expander before
16892 the insn definition.
16893 ("*vec_set<mode>"): Change predicate and add alternative to
16894 support only either register or const_int operands as element
16896 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
16898 ("vec_extract<mode>"): New expander.
16899 ("*vec_extract<mode>"): New insn definition supporting reg and
16900 const_int element selectors.
16901 ("*vec_extract<mode>_plus"): New insn definition supporting
16902 reg+const_int element selectors.
16903 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
16904 following expander+insn definition.
16905 ("<vec_shifts_name><mode>3"): New expander.
16906 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
16908 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
16910 * config/s390/s390.md ("*tabort_1"): Change predicate to
16911 nonmemory_operand. Add a second alternative to cover
16912 register as well as const int operands.
16913 ("*tabort_1_plus"): New pattern definition.
16915 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
16917 * config/s390/s390.md ("*ashrdi3_cc_31")
16918 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
16919 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
16920 Merge insn definitions into ...
16921 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
16922 New pattern definition.
16923 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
16924 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
16925 ("*ashr<mode>3_and"): Merge insn definitions into ...
16926 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
16927 New pattern definition.
16928 * config/s390/subst.md ("addr_style_op_cc_subst")
16929 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
16930 substitutions patterns plus attributes.
16931 Add ashiftrt to SUBST iterator.
16933 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
16935 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
16936 op2 to nonmemory_operand.
16937 ("*<shift>di3_31", "*<shift>di3_31_and"):
16938 Merge into single pattern definition ...
16939 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
16940 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
16941 pattern definition ...
16942 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
16943 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
16946 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
16948 * config/s390/predicates.md (const_int_6bitset_operand): New
16950 * config/s390/s390.md: Include subst.md.
16951 ("rotl<mode>3"): New expander.
16952 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
16954 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
16955 * config/s390/subst.md: New file.
16957 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
16959 * config/s390/s390.md ("op_type", "atype", "length" attributes):
16960 Remove RRR type. It doesn't really exist.
16961 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
16963 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
16964 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
16965 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
16966 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
16967 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
16968 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
16969 `enabled' attribute.
16971 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
16973 * gensupport.c (process_substs_on_one_elem): Split loop to
16974 complete mark_operands_used_in_match_dup on all expressions in the
16976 (adjust_operands_numbers): Inline into process_substs_on_one_elem
16977 and remove function.
16979 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
16982 * config/sparc/sparc.c (NWORDS_UP): Rename to...
16983 (CEIL_NWORDS): ...this. Use CEIL macro.
16984 (compute_fp_layout): Adjust to above renaming.
16985 (function_arg_union_value): Likewise.
16986 (sparc_arg_partial_bytes): Likewise.
16987 (sparc_function_arg_advance): Likewise.
16989 2016-02-29 Jeff Law <law@redhat.com>
16991 PR tree-optimization/70005
16992 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
16993 where an object with a boolean range is compared against a value
16996 PR tree-optimization/69999
16997 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
16998 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
17001 2016-02-29 Richard Biener <rguenther@suse.de>
17003 PR tree-optimization/69994
17004 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
17005 (get_unary_op): Look through nop conversions.
17006 (ops_equal_values_p): New function, look for equality diregarding
17008 (eliminate_plus_minus_pair): Use ops_equal_values_p
17009 (repropagate_negates): Do not use get_unary_op here.
17011 2016-02-29 Martin Liska <mliska@suse.cz>
17013 * system.h: Poison ENABLE_CHECKING macro.
17015 2016-02-29 Martin Liska <mliska@suse.cz>
17017 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
17018 is presented in dump flags.
17019 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
17020 (hsa_regalloc): Likewise.
17022 2016-02-19 Richard Biener <rguenther@suse.de>
17024 PR tree-optimization/69980
17025 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
17026 permutation of those we need to keep.
17028 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
17031 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
17032 (NWORDS_UP): ...this
17033 (init_cumulative_args): Minor tweaks.
17034 (sparc_promote_function_mode): Likewise.
17035 (scan_record_type): Delete.
17036 (traverse_record_type): New function template.
17037 (classify_data_t): New structure type.
17038 (classify_registers): New inline function.
17039 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
17040 exhausted. Instantiate traverse_record_type on classify_registers and
17041 deal with the case of a structure passed in slot #15 with no FP field
17043 (assign_data_t): New structure type.
17044 (compute_int_layout): New static function.
17045 (compute_fp_layout): Likewise.
17046 (count_registers): New inline function.
17047 (assign_int_registers): New static function.
17048 (assign_fp_registers): Likewise.
17049 (assign_registers): New inline function.
17050 (function_arg_record_value_1): Delete.
17051 (function_arg_record_value_2): Likewise.
17052 (function_arg_record_value_3): Likewise.
17053 (function_arg_record_value): Adjust to above changes. Instantiate
17054 traverse_record_type on count_registers to first count the number of
17055 registers to be used and then on assign_registers to assign them.
17056 (function_arg_union_value): Adjust to above renaming.
17057 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
17058 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
17059 case of a structure passed in slot #15
17060 (sparc_function_arg_advance): Likewise.
17061 (function_arg_padding): Minor tweak.
17063 2016-02-29 Richard Biener <rguenther@suse.de>
17065 PR tree-optimization/69720
17066 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
17067 the adjustment_def path for possibly vectorized defs.
17068 (vect_create_epilog_for_reduction): Handle vectorized initial
17071 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
17073 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
17075 2016-02-27 Jeff Law <law@redhat.com>
17078 2016-02-26 Richard Biener <rguenther@suse.de>
17079 Jeff Law <law@redhat.com>
17081 PR tree-optimization/69740
17082 * cfghooks.c (remove_edge): Request loop fixups if we delete
17083 an edge that might turn an irreducible loop into a natural
17086 2016-02-27 Jakub Jelinek <jakub@redhat.com>
17088 PR rtl-optimization/69896
17089 * tree-vect-generic.c (get_compute_type): Avoid single element
17092 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
17094 Rename the AArch64 tuning option and related functions to enable the
17095 Newton series for the reciprocal square root to reflect its
17096 approximative characteristic.
17098 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
17099 function to "aarch64_emit_approx_rsqrt".
17100 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
17101 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
17102 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
17103 (xgene1_tunings): Likewise.
17104 (use_rsqrt_p): Likewise.
17105 (aarch64_emit_swrsqrt): Use new function name.
17106 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
17107 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
17108 text explaining this option.
17109 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
17111 2016-02-26 Jakub Jelinek <jakub@redhat.com>
17114 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
17115 complain about -mallow-movmisalign without -mvsx if
17116 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
17118 2016-02-26 Joel Sherrill <joel@rtems.org>
17120 * config.gcc: Add x86_64-*-rtems*.
17121 * config/i386/rtems-64.h: New file.
17123 2016-02-26 Joel Sherrill <joel@rtems.org>
17125 * config.gcc: Add aarch64-*-rtems*.
17126 * config/aarch64/rtems.h: New file.
17128 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
17131 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
17132 shift amount using %h. Add comment.
17134 2016-02-26 Richard Biener <rguenther@suse.de>
17135 Jeff Law <law@redhat.com>
17137 PR tree-optimization/69740
17138 * cfghooks.c (remove_edge): Request loop fixups if we delete
17139 an edge that might turn an irreducible loop into a natural
17142 2016-02-26 Martin Jambor <mjambor@suse.cz>
17144 PR middle-end/69920
17145 * tree-sra.c (sra_modify_assign): Do not remove loads of
17146 uninitialized aggregates to SSA_NAMEs.
17148 2016-02-26 Richard Henderson <rth@redhat.com>
17151 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
17152 pseudo in case the target rtx matches the source of the left
17155 2016-02-26 Martin Jambor <mjambor@suse.cz>
17158 * hsa.h (hsa_type_packed_p): Declare.
17159 * hsa.c (hsa_type_packed_p): New function.
17160 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
17162 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
17163 * hsa-brig.c (emit_basic_insn): Likewise.
17165 2016-02-26 Martin Jambor <mjambor@suse.cz>
17168 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
17170 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
17172 2016-02-26 Martin Jambor <mjambor@suse.cz>
17174 * hsa.h (is_a_helper): New overload for hsa_op_immed for
17175 hsa_op_with_type operands.
17176 (hsa_unsigned_type_for_type): Declare.
17177 * hsa.c (hsa_unsigned_type_for_type): New function.
17178 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
17179 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
17180 the finalizer. Do not emit extra move.
17182 2016-02-26 Martin Jambor <mjambor@suse.cz>
17184 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
17185 atomic operations in private segment.
17187 2016-02-26 Martin Jambor <mjambor@suse.cz>
17189 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
17190 statements to wi->info. Also disallow omp simd constructs.
17191 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
17192 for not gridifying. Dump special string for omp_for.
17194 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17197 * config/aarch64/aarch64.c (aarch64_set_current_function):
17198 Save/restore target globals when switching to
17199 target_option_default_node.
17201 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17204 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
17205 Return 0 if !SHIFT_COUNT_TRUNCATED.
17207 2016-02-26 Jakub Jelinek <jakub@redhat.com>
17208 Eric Botcazou <ebotcazou@adacore.com>
17210 PR rtl-optimization/69891
17211 * dse.c (scan_insn): If we can't figure out memset arguments
17212 or they are non-constant, call clear_rhs_from_active_local_stores.
17214 2016-02-26 Martin Liska <mliska@suse.cz>
17216 * doc/extend.texi: Mention clog10, clog10f an clog10l
17217 in Builtins section.
17219 2016-02-26 Martin Liska <mliska@suse.cz>
17221 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
17223 (resolve_args_picking_1): Likewise.
17224 * dwarf2out.h (struct GTY): Likewise.
17226 2016-02-26 Martin Liska <mliska@suse.cz>
17228 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
17229 with flag_checking.
17230 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
17232 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
17233 Martin Liska <mliska@suse.cz>
17235 * doc/install.texi: Mention --enable-valgrind-annotations.
17237 2016-02-26 Richard Biener <rguenther@suse.de>
17239 PR tree-optimization/69551
17240 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
17241 looking through aliases adjust DECL_PT_UID to refer to the
17242 ultimate alias target.
17244 2016-02-25 Martin Liska <mliska@suse.cz>
17246 PR middle-end/69919
17247 * alloc-pool.c (after_memory_report): New variable.
17248 * alloc-pool.h (base_pool_allocator ::release): Do not use
17249 the infrastructure if after_memory_report.
17250 * toplev.c (toplev::main): Mark after memory report.
17252 2016-02-25 Richard Biener <rguenther@suse.de>
17254 PR tree-optimization/48795
17255 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
17257 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
17260 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
17261 offloading is enabled and -fopenacc or -fopenmp is specified.
17262 (CRTOFFLOADEND): Likewise.
17263 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
17264 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
17265 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
17266 (offload_objects_file_name): New static var.
17267 (tool_cleanup): Remove offload_objects_file_name file.
17268 (find_offloadbeginend): Replace with ...
17269 (find_crtoffloadtable): ... this.
17270 (run_gcc): Remove offload_argc and offload_argv.
17271 Get offload_objects_file_name from -foffload-objects=... option.
17272 Read names of object files with offload from this file, pass them to
17273 compile_images_for_offload_targets. Don't call find_offloadbeginend and
17274 don't pass offloadbegin and offloadend to the linker. Don't pass
17275 offload non-LTO files to the linker, because now they're not claimed.
17277 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
17280 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
17281 on builtin_unreachable.
17283 2016-02-25 Jakub Jelinek <jakub@redhat.com>
17285 PR rtl-optimization/69896
17286 * regcprop.c: Include cfgrtl.h.
17287 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
17288 than remembered mode, either delete it (if noop_move_p), or
17289 treat like copy_p but not noop_p instruction.
17291 2016-02-24 Jakub Jelinek <jakub@redhat.com>
17294 * dwarf2out.c (gen_variable_die): Work around buggy LTO
17295 - allow NULL decl for Fortran DW_TAG_common_block variables.
17297 2016-02-24 Jason Merrill <jason@redhat.com>
17299 * common.opt (flifetime-dse): Add -flifetime-dse=1.
17301 2016-02-24 Richard Biener <rguenther@suse.de>
17302 Jakub Jelinek <jakub@redhat.com>
17304 PR middle-end/69760
17305 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
17306 conditionally executed ops to well-defined overflow behavior.
17308 2016-02-24 Jakub Jelinek <jakub@redhat.com>
17310 PR middle-end/69915
17311 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
17314 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17316 PR rtl-optimization/69886
17317 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
17318 argument. Use it when checking validity of set instructions.
17319 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
17320 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
17322 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
17323 * store-motion.c (find_moveable_store): Update
17324 can_assign_to_reg_without_clobbers_p callsite.
17326 2016-02-24 Richard Biener <rguenther@suse.de>
17328 PR middle-end/68963
17329 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
17331 (record_nonwrapping_iv): Do not fall back to the low/high bound
17332 for non-constant IV bases if the stmt is not always executed.
17334 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17336 * config/arm/arm-cores.def (cortex-a32): New entry.
17337 * config/arm/arm-tables.opt: Regenerate.
17338 * config/arm/arm-tune.md: Regenerate.
17339 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
17340 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
17341 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
17342 for -mcpu and -mtune.
17344 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17347 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
17348 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
17349 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
17350 (atomic_loaddi_1): Delete.
17351 (atomic_loaddi): Rewrite expander using the above changes.
17353 2016-02-24 Jakub Jelinek <jakub@redhat.com>
17356 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
17359 2016-02-24 Jakub Jelinek <jakub@redhat.com>
17360 Richard Biener <rguenth@suse.de>
17362 PR middle-end/69909
17363 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
17364 set_mem_attributes if tem is SSA_NAME which got expanded
17367 2016-02-24 Richard Biener <rguenther@suse.de>
17369 PR tree-optimization/69907
17370 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
17371 end of permutations for BB vectorization.
17373 2016-02-24 Christian Bruel <christian.bruel@st.com>
17375 * config/arm/arm-c.c (arm_option_override): Initialize
17376 target_option_current_node.
17377 * config/arm/arm.c (arm_pragma_target_parse): Replace
17378 build_target_option_node call by target_option_current_node.
17379 Set target_option_current_node.
17382 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
17385 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
17386 define_insn_and_split to define_insn.
17387 (zero_extendqi<mode>2_dot2): Same.
17388 (extendqi<mode>2_dot): Same.
17389 (extendqi<mode>2_dot2): Same.
17391 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
17393 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
17394 and add bypass for AES{D,E} and AESMC pairs.
17395 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
17398 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
17400 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
17401 series for reciprocal square root in Exynos M1.
17403 2016-02-23 Martin Sebor <msebor@redhat.com>
17406 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
17407 __builtin_alloca_with_align.
17409 2016-02-23 Richard Henderson <rth@redhat.com>
17411 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
17412 (ix86_register_pragmas): Remove __seg_tls.
17413 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
17414 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
17415 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
17416 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
17417 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
17418 * doc/extend.texi (__seg_tls): Remove item.
17420 2016-02-23 Richard Biener <rguenther@suse.de>
17422 * alloc-pool.h (struct allocation_object): Make id member
17423 conditional on CHECKING_P again.
17424 (get_instance): Adjust.
17425 (base_pool_allocator): Likewise.
17427 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
17429 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
17430 (parallelize_loops): In OpenACC kernels mode, set n_threads to
17432 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
17434 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
17436 2016-02-23 Richard Biener <rguenther@suse.de>
17438 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
17439 * bitmap.h (struct bitmap_usage): Likewise.
17440 (bitmap_move): Declare.
17441 * bitmap.c (register_overhead): Take size_t argument.
17442 (bitmap_move): New function.
17443 * df-problems.c (df_rd_transfer_function): Use bitmap_move
17444 to properly account overhead.
17445 * tree.c (free_node): Use tree_size.
17447 2016-02-23 Jakub Jelinek <jakub@redhat.com>
17450 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
17451 when inverting comparison.
17454 * common.opt (Wunreachable-code): Add Warning flag.
17456 2016-02-23 Mark Wielaard <mjw@redhat.com>
17457 Jakub Jelinek <jakub@redhat.com>
17460 * cgraphunit.c (check_global_declaration): Check main_input_filename
17461 and DECL_SOURCE_FILE are not NULL.
17463 2016-02-23 Martin Jambor <mjambor@suse.cz>
17465 PR tree-optimization/69666
17466 * tree-sra.c (sra_modify_assign): Do not attempt to create
17467 default_def replacements for unscalarizable regions.
17469 2016-02-20 Mark Wielaard <mjw@redhat.com>
17472 * cgraphunit.c (check_global_declaration): Check level of
17473 warn_unused_const_variable and main_input_filename.
17474 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
17475 (-Wunused-variable): For C implies -Wunused-const-variable=1.
17476 (-Wunused-const-variable): Explain levels 1 and 2.
17478 2016-02-22 Jakub Jelinek <jakub@redhat.com>
17481 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
17482 identical arguments. Formatting and spelling fixes.
17485 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
17490 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
17491 and m68k-devices.def.
17492 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
17493 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
17495 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
17497 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
17498 and HImode registers.
17500 2016-02-22 Richard Biener <rguenther@suse.de>
17502 PR tree-optimization/69882
17503 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
17504 preserve permutations present because of gaps.
17505 (vect_supported_load_permutation_p): Always continue checking
17506 permutations after vect_attempt_slp_rearrange_stmts.
17508 2016-02-22 Bin Cheng <bin.cheng@arm.com>
17510 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
17511 min_profitable_estimate, rather than min_profitable_iters.
17513 2016-02-22 Jakub Jelinek <jakub@redhat.com>
17516 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
17517 SImode for last match_operand.
17519 2016-02-22 Martin Liska <mliska@suse.cz>
17521 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
17522 return bitsize - 1 as the return value.
17524 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
17528 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
17529 Handle negative shift counts.
17530 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
17531 force_reg on the shift constant.
17532 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
17533 (lshrsi3_d): Handle negative shift counts.
17535 2016-02-22 Richard Biener <rguenther@suse.de>
17536 Tom de Vries <tom@codesourcery.com>
17538 * graph.c: Include dumpfile.h.
17539 (print_graph_cfg): Split into three overloads.
17540 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
17542 2016-02-22 Tom de Vries <tom@codesourcery.com>
17544 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
17547 2016-02-22 Richard Biener <rguenther@suse.de>
17550 * ipa-inline-transform.c (inline_call): When not updating
17551 overall summaries adjust self size by the growth estimate.
17552 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
17553 hash-set, do not update overall summaries here. Renamed from ...
17554 (inline_to_all_callers): ... this which is now wrapping the
17555 above and performing delayed overall summary update.
17556 (early_inline_small_functions): Delay updating of the overall
17559 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
17561 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
17564 2016-02-19 Jakub Jelinek <jakub@redhat.com>
17567 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
17568 :%* in %:gt() argument.
17569 (greater_than_spec_func): Adjust for expecting only numbers,
17570 if there are more than two numbers, compare the last two.
17572 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
17574 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
17575 -Wnarrowing with -std.
17577 2016-02-19 Jakub Jelinek <jakub@redhat.com>
17580 * expr.c (store_field): Don't use bit-field path if exp is
17581 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
17582 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
17583 and the assignment can be performed by bitwise copy. Formatting
17586 PR middle-end/69838
17587 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
17588 call copy_reg_eh_region_note_forward on before and/or after sequences
17589 and remove note from insn if it no longer can throw.
17592 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
17593 if TARGET_AVX512BW.
17595 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
17597 * config/s390/vector.md: Add missing commutative operand markers
17598 to the patterns which qualify for one.
17599 * config/s390/vx-builtins.md: Likewise.
17601 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
17603 * config/s390/vector.md (VI, VI_QHS): Add single element vector
17604 types to mode iterators.
17605 (vec_double): ... and mode attribute.
17606 * config/s390/vx-builtins.md (non_vec_int): Likewise.
17608 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
17610 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
17611 Change the predicate of op2 from nonimmediate to general and let
17612 reload fix it if necessary.
17614 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
17616 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
17618 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
17620 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
17623 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
17625 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
17626 * config/s390/s390.c (s390_expand_vec_movstr): New function.
17627 * config/s390/s390.md ("movstr<P:mode>"): Call
17628 s390_expand_vec_movstr.
17630 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
17632 * config/s390/s390.md: Add missing output modifier for operand 1
17633 to print it as address properly.
17635 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
17637 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
17638 * config/s390/2964.md: New file.
17639 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
17640 of insn grouping attributes depending on the CPU level.
17641 (s390_get_unit_mask): New function.
17642 (s390_sched_score): Remove the OOO from the scheduling macros.
17643 Add loop to calculate a score for the instruction mix.
17644 (s390_sched_reorder): Likewise plus improve debug output.
17645 (s390_sched_variable_issue): Rename macros as above. Calculate
17646 the unit distances after actually scheduling an insn. Improve
17648 (s390_sched_init): Clear last_scheduled_unit_distance array.
17649 * config/s390/s390.md: Include 2964.md.
17651 2016-02-18 Jakub Jelinek <jakub@redhat.com>
17654 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
17655 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
17656 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
17657 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
17658 *avx512f_<code>v8div16qi2_mask_1): New insns.
17660 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
17663 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
17666 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
17667 earlyclobber from target. Use wF constraint for fused memory
17669 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
17671 2016-02-18 Jakub Jelinek <jakub@redhat.com>
17672 Martin Liska <mliska@suse.cz>
17675 * cfgexpand.c (asan_sanitize_stack_p): New function.
17676 (partition_stack_vars): Use the function.
17677 (expand_stack_vars): Likewise.
17678 (defer_stack_allocation): Likewise.
17679 (expand_used_vars): Likewise.
17681 2016-02-18 Richard Biener <rguenther@suse.de>
17683 PR middle-end/69553
17684 * fold-const.c (operand_equal_p): Properly compare offsets for
17685 IMAGPART_EXPR and ARRAY_REF.
17687 2016-02-18 Nick Clifton <nickc@redhat.com>
17691 * config/arm/arm.c (arm_option_override_internal): Disable
17692 interworking if the target does not support thumb instructions.
17693 (arm_reload_in_hi): Handle the case where a register to register
17694 move needs reloading because there is no simple pattern to handle
17696 (arm_reload_out_hi): Likewise.
17698 2016-02-18 Richard Biener <rguenther@suse.de>
17700 PR middle-end/69854
17701 * match.pd: Don't use fold_binary or fold_unary for folding
17704 2016-02-17 Jakub Jelinek <jakub@redhat.com>
17707 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
17708 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
17709 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
17710 warn on gimple_no_warning_p statements.
17712 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
17714 * doc/extend.texi (C++ Attributes): Correct description of
17715 warn_unused type attribute.
17717 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
17719 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
17720 correct instruction.
17722 2016-02-17 Richard Biener <rguenther@suse.de>
17724 PR rtl-optimization/69609
17725 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
17726 (find_traces_1_round): When ending a trace update cached priority
17728 (bb_to_key): Use cached priority when available.
17729 (copy_bb): Initialize cached priority.
17730 (reorder_basic_blocks_software_trace_cache): Likewise.
17732 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17735 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
17737 (aarch64_comparison_operator): Break overly long line into two.
17738 (aarch64_comparison_operation): Likewise.
17739 * config/aarch64/aarch64.md (cstorecc4): Use
17740 aarch64_comparison_operator_mode instead of
17741 aarch64_comparison_operator.
17742 (cstore<mode>4): Likewise.
17743 (aarch64_cstore<mode>): Likewise.
17744 (*cstoresi_insn_uxtw): Likewise.
17745 (cstore<mode>_neg): Likewise.
17746 (*cstoresi_neg_uxtw): Likewise.
17748 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17751 * config/arm/predicates.md (arm_comparison_operator_mode):
17753 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
17754 instead of arm_comparison_operator.
17755 (*mov_negscc): Likewise.
17756 (*mov_notscc): Likewise.
17757 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
17758 (*thumb2_mov_negscc): Likewise.
17759 (*thumb2_mov_negscc_strict_it): Likewise.
17760 (*thumb2_mov_notscc): Likewise.
17761 (*thumb2_mov_notscc_strict_it): Likewise.
17763 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
17765 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
17766 Add missing return.
17768 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
17770 * config/visium/visium.c (machine_libfunc_index): New enum.
17771 (machine_libfuncs): New structure.
17772 (visium_libfuncs): New static variable.
17773 (TARGET_INIT_LIBFUNCS): Define to...
17774 (visium_init_libfuncs): ...this. New function.
17775 (expand_block_move_4): Use the appropriate libfunc.
17776 (expand_block_move_2): Likewise.
17777 (expand_block_move_1): Likewise.
17778 (expand_block_set_4): Likewise.
17779 (expand_block_set_2): Likewise.
17780 (expand_block_set_1): Likewise.
17781 (visium_trampoline_init): Likewise.
17783 2016-02-17 Nick Clifton <nickc@redhat.com>
17785 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
17786 TI's devices.csv file as of March 2016.
17788 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
17791 * opts-global.c (handle_common_deferred_options): Introduce and
17792 initialize two global variables to remember command-line options
17793 specifying a stack-limiting register.
17794 * opts.h: Add extern declarations of the two new global variables.
17795 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
17796 variable based on the values of the two new global variables.
17798 2016-02-16 Jakub Jelinek <jakub@redhat.com>
17801 * common.opt (Wnonnull-compare): New warning.
17802 * doc/invoke.texi (-Wnonnull): Remove text about comparison
17803 of arguments against NULL.
17804 (-Wnonnull-compare): Document.
17805 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
17806 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
17807 * passes.def (pass_warn_nonnull_compare): Add.
17808 * gimple-ssa-nonnull-compare.c: New file.
17810 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
17812 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
17813 AARCH64_EXTRA_TUNE_RECIP_SQRT.
17815 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
17817 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
17818 reciprocal sqrt for -mlow-precision-recip-sqrt.
17820 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
17821 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
17823 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
17824 always use lane loads to construct non-constant vectors.
17826 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
17828 * config/aarch64/aarch64.md
17829 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
17830 constraints for operand 3.
17831 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
17833 2016-02-16 Jakub Jelinek <jakub@redhat.com>
17834 Richard Biener <rguenther@suse.de>
17836 PR tree-optimization/69820
17837 * tree-vect-patterns.c (type_conversion_p): Return false if
17838 *orig_type is unsigned single precision or boolean.
17839 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
17842 2016-02-16 Jakub Jelinek <jakub@redhat.com>
17844 PR rtl-optimization/69764
17845 PR rtl-optimization/69771
17846 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
17847 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
17849 2016-02-16 Richard Biener <rguenther@suse.de>
17851 PR tree-optimization/69776
17852 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
17854 (indirect_refs_may_alias_p): Likewise.
17855 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
17856 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
17857 according to tbaa_p.
17858 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
17859 (optimize_stmt): For redundant store discovery do not allow tbaa.
17861 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
17863 PR tree-optimization/69714
17864 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
17865 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
17867 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
17869 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
17870 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
17871 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
17872 * config/arc/arc.c (arc_init): Check FPU options.
17873 (get_arc_condition_code): Handle new CC_FPU* modes.
17874 (arc_select_cc_mode): Likewise.
17875 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
17876 register pair only. Allow access for ARCv2 accumulator.
17877 (gen_compare_reg): Whenever we have FPU support use FPU compare
17879 (arc_reorg): Don't generate brcc insns when FPU compare
17880 instructions are involved.
17881 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
17882 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
17883 floating point emulation.
17884 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
17885 (REVERSE_CONDITION): Add new CC_FPU* modes.
17886 (TARGET_FP_SP_BASE): Define.
17887 (TARGET_FP_DP_BASE): Likewise.
17888 (TARGET_FP_SP_FUSED): Likewise.
17889 (TARGET_FP_DP_FUSED): Likewise.
17890 (TARGET_FP_SP_CONV): Likewise.
17891 (TARGET_FP_DP_CONV): Likewise.
17892 (TARGET_FP_SP_SQRT): Likewise.
17893 (TARGET_FP_DP_SQRT): Likewise.
17894 (TARGET_FP_DP_AX): Likewise.
17895 * config/arc/arc.md (ARCV2_ACC): New constant.
17896 (type): New fpu type attribute.
17897 (SDF): Conditional iterator.
17898 (cstore<mode>, cbranch<mode>): Change expand condition.
17899 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
17900 handles FPU/FPX cases as well.
17901 * config/arc/arc.opt (mfpu): New option.
17902 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
17904 (adddf3, muldf3, subdf3): Removed.
17905 * config/arc/predicates.md (proper_comparison_operator): Recognize
17907 * config/arc/fpu.md: New file.
17908 * doc/invoke.texi (ARC Options): Document mfpu option.
17910 2016-02-16 Richard Biener <rguenther@suse.de>
17912 PR rtl-optimization/69291
17913 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
17914 noce_operand_ok check.
17916 2016-02-16 Tom de Vries <tom@codesourcery.com>
17919 * omp-low.c (simd_clone_create): Remove call to
17920 symtab->call_cgraph_insertion_hooks.
17922 2016-02-16 Jakub Jelinek <jakub@redhat.com>
17924 PR tree-optimization/69802
17925 * tree-ssa-reassoc.c (update_range_test): If op is
17926 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
17927 op == 1 test of precision 1 integral op, otherwise handle
17928 that case as op itself. Fix up formatting.
17929 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
17932 2016-02-16 Richard Biener <rguenther@suse.de>
17934 PR tree-optimization/69586
17935 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
17936 types for conversion sources.
17938 2016-02-16 Richard Biener <rguenther@suse.de>
17940 PR middle-end/69801
17941 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
17942 mask OEP_ADDRESS_OF.
17944 2016-02-16 Alan Modra <amodra@gmail.com>
17947 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
17948 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
17949 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
17951 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
17952 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
17953 (p8_fmrgow_<mode>): Likewise.
17954 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
17956 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
17957 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
17958 to use movdi_internal64. Remove op0_di.
17959 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
17961 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
17963 Add support for the FCCMP insn types
17965 * config/aarch64/aarch64.md (fccmp): Change insn type.
17966 (fccmpe): Likewise.
17967 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
17968 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
17969 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
17970 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
17971 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
17972 * config/arm/types.md (fccmps): Add new insn type.
17973 (fccmpd): Likewise.
17975 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
17977 * alias.c (get_alias_set): Fix a typo in comment.
17979 2016-02-15 Richard Biener <rguenther@suse.de>
17981 PR tree-optimization/69595
17982 * match.pd: Complete range test simplification to true.
17984 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
17986 PR rtl-optimization/69648
17987 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
17988 pic_offset_table_rtx.
17990 PR rtl-optimization/69752
17991 * ira.c (update_equiv_regs): When looking for more than a single SET,
17992 also take other side effects into account.
17994 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
17996 * config/s390/s390.c (s390_function_profiler): Add a new sequence
17997 for z900+ CPUs in 31-bit mode.
17999 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
18001 * common/config/s390/s390-common.c (s390_supports_split_stack):
18003 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
18004 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
18005 * config/s390/s390.c (struct machine_function): New field
18006 split_stack_varargs_pointer.
18007 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
18008 in s390_emit_prologue.
18009 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
18011 (morestack_ref): New global.
18012 (SPLIT_STACK_AVAILABLE): New macro.
18013 (s390_expand_split_stack_prologue): New function.
18014 (s390_live_on_entry): New function.
18015 (s390_va_start): Use split-stack vararg pointer if appropriate.
18016 (s390_asm_file_end): Emit the split-stack note sections.
18017 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
18018 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
18019 (UNSPECV_SPLIT_STACK_CALL): New unspec.
18020 (UNSPECV_SPLIT_STACK_DATA): New unspec.
18021 (split_stack_prologue): New expand.
18022 (split_stack_space_check): New expand.
18023 (split_stack_data): New insn.
18024 (split_stack_call): New expand.
18025 (split_stack_call_*): New insn.
18026 (split_stack_cond_call): New expand.
18027 (split_stack_cond_call_*): New insn.
18029 2016-02-15 Richard Biener <rguenther@suse.de>
18031 PR tree-optimization/69783
18032 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
18033 Add trivially correct cases.
18035 2016-02-15 Tom de Vries <tom@codesourcery.com>
18038 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
18040 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
18042 2016-02-15 Richard Biener <rguenther@suse.de>
18044 PR tree-optimization/69776
18045 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
18046 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
18047 indicate whether we can use TBAA to disambiguate against stores.
18048 Use alias-set zero if not.
18049 (visit_reference_op_store): Do not use TBAA when looking up
18051 * tree-ssa-pre.c (compute_avail): Use TBAA here.
18052 (eliminate_dom_walker::before_dom_children): But not when looking
18053 up redundant stores.
18055 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
18057 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
18059 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
18061 * config/i386/znver1.md
18062 (znver1_pop, znver1_pop_mem,
18063 znver1_load_imov_double_store,
18064 znver1_load_imov_direct_store,
18065 znver1_load_imov_direct_load,
18066 znver1_load_imov_double_load): Add new.
18067 (znver1_insn, znver1_insn_load): Add icmov type.
18068 (znver1_sseavx_fma,
18069 znver1_sseavx_fma_load,
18071 znver1_avx256_fma_load): Fix pipe usage.
18073 2016-02-14 Alan Modra <amodra@gmail.com>
18076 * reload.c (find_reloads_address_1): For pre/post-inc/dec
18077 with an invalid hard reg, reload just the reg not the entire
18078 pre/post-inc/dec address expression.
18080 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
18083 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
18084 fixed R1_REG scratch reg.
18085 (sibcall_value_pcrel_fdpic): Likewise.
18087 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
18091 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
18093 2016-02-12 Walter Lee <walt@tilera.com>
18095 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
18096 * config/tilegx/t-tilegx: Likewise.
18098 2016-02-12 David Malcolm <dmalcolm@redhat.com>
18101 * diagnostic-show-locus.c (struct line_span): New struct.
18102 (layout::get_first_line): Delete.
18103 (layout::get_last_line): Delete.
18104 (layout::get_num_line_spans): New member function.
18105 (layout::get_line_span): Likewise.
18106 (layout::print_heading_for_line_span_index_p): Likewise.
18107 (layout::get_expanded_location): Likewise.
18108 (layout::calculate_line_spans): Likewise.
18109 (layout::m_first_line): Delete.
18110 (layout::m_last_line): Delete.
18111 (layout::m_line_spans): New field.
18112 (layout::layout): Update comment. Replace m_first_line and
18113 m_last_line with m_line_spans, replacing their initialization
18114 with a call to calculate_line_spans.
18115 (diagnostic_show_locus): When printing source lines and
18116 annotations, rather than looping over a single span
18117 of lines, instead loop over each line_span within
18118 the layout, with an inner loop over the lines within them.
18119 Call the context's start_span callback when changing line spans.
18120 * diagnostic.c (diagnostic_initialize): Initialize start_span.
18121 (diagnostic_build_prefix): Break out the building of the location
18122 part of the string into...
18123 (diagnostic_get_location_text): ...this new function, rewriting
18124 it from nested ternary expressions to a sequence of "if"
18126 (default_diagnostic_start_span_fn): New function.
18127 * diagnostic.h (diagnostic_start_span_fn): New typedef.
18128 (diagnostic_context::start_span): New field.
18129 (default_diagnostic_start_span_fn): New prototype.
18131 2016-02-12 David Malcolm <dmalcolm@redhat.com>
18134 * gcc.c (driver::finalize): Fix cleanup of "specs".
18136 2016-02-12 David Malcolm <dmalcolm@redhat.com>
18140 * gcc.c (driver::driver): Initialize m_option_suggestions.
18141 (driver::~driver): Clean up m_option_suggestions.
18142 (suggest_option): Convert to...
18143 (driver::suggest_option): ...this, and split out into
18144 driver::build_option_suggestions and find_closest_string.
18145 (driver::build_option_suggestions): New function, from
18146 first half of suggest_option. Special-case
18147 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
18148 the sanitizer_opts array. For options of enum types, add the
18149 various enum values to the candidate strings.
18150 (driver::handle_unrecognized_options): Remove "const".
18151 * gcc.h (driver::handle_unrecognized_options): Likewise.
18152 (driver::build_option_suggestions): New decl.
18153 (driver::suggest_option): New decl.
18154 (driver::m_option_suggestions): New field.
18155 * opts-common.c (add_misspelling_candidates): New function.
18156 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
18157 and make non-static.
18158 * opts.h (sanitizer_opts): New array decl.
18159 (add_misspelling_candidates): New function decl.
18160 * spellcheck.c (find_closest_string): New function.
18161 * spellcheck.h (find_closest_string): New function decl.
18163 2016-02-12 Jakub Jelinek <jakub@redhat.com>
18165 PR rtl-optimization/69764
18166 PR rtl-optimization/69771
18167 * optabs.c (expand_binop_directly): For shift_optab_p, force
18168 convert_modes with VOIDmode if xop1 has VOIDmode.
18170 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
18173 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
18174 to correctly determine instrumentation thunks.
18176 2016-02-12 Jakub Jelinek <jakub@redhat.com>
18179 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
18180 type by reference, force lhs on the call.
18183 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
18184 Compute retval and retbnd early in all cases if split_part_return_p
18185 and return_bb is not EXIT. Remove all clobber stmts and reset
18186 all debug stmts that refer to SSA_NAMEs defined in split part,
18187 except if it is retval, in that case replace the old retval with the
18188 lhs of the call to the split part.
18190 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
18193 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
18195 PR middle-end/66726
18196 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
18197 whose result is used in PHI.
18198 (maybe_optimize_range_tests): Likewise.
18199 (final_range_test_p): Likweise.
18201 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
18203 PR middle-end/66726
18204 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
18205 whose result is used in PHI.
18206 (maybe_optimize_range_tests): Likewise.
18207 (final_range_test_p): Likweise.
18209 2016-02-12 Jakub Jelinek <jakub@redhat.com>
18211 * cgraph.c: Spelling fixes - behaviour -> behavior and
18212 neighbour -> neighbor.
18213 * target.def: Likewise.
18214 * sel-sched.c: Likewise.
18215 * config/mips/mips.c: Likewise.
18216 * config/arc/arc.md: Likewise.
18217 * config/arm/cortex-a57.md: Likewise.
18218 * config/arm/arm.c: Likewise.
18219 * config/arm/neon.md: Likewise.
18220 * config/arm/arm-c.c: Likewise.
18221 * config/vms/vms-c.c: Likewise.
18222 * config/s390/s390.c: Likewise.
18223 * config/i386/znver1.md: Likewise.
18224 * config/i386/i386.c: Likewise.
18225 * config/ia64/hpux-unix2003.h: Likewise.
18226 * config/msp430/msp430.md: Likewise.
18227 * config/rx/rx.c: Likewise.
18228 * config/rx/rx.md: Likewise.
18229 * config/aarch64/aarch64-simd.md: Likewise.
18230 * config/aarch64/aarch64.c: Likewise.
18231 * config/nvptx/nvptx.c: Likewise.
18232 * config/bfin/bfin.c: Likewise.
18233 * config/cris/cris.opt: Likewise.
18234 * config/rs6000/rs6000.c: Likewise.
18235 * target.h: Likewise.
18236 * spellcheck.c: Likewise.
18237 * ira-build.c: Likewise.
18238 * tree-inline.c: Likewise.
18239 * builtins.c: Likewise.
18240 * lra-constraints.c: Likewise.
18241 * explow.c: Likewise.
18242 * hwint.h: Likewise.
18243 * targhooks.c: Likewise.
18244 * tree-vect-data-refs.c: Likewise.
18245 * expr.c: Likewise.
18246 * doc/tm.texi: Likewise.
18247 * doc/extend.texi: Likewise.
18248 * doc/install.texi: Likewise.
18249 * doc/md.texi: Likewise.
18250 * tree-ssa-tail-merge.c: Likewise.
18251 * sched-int.h: Likewise.
18252 * match.pd: Likewise.
18253 * sched-ebb.c: Likewise.
18254 * target.def (omit_struct_return_reg): Likewise.
18255 * gimple-ssa-isolate-paths.c: Likewise.
18256 (find_implicit_erroneous_behaviour): Renamed to...
18257 (find_implicit_erroneous_behavior): ... this.
18258 (find_explicit_erroneous_behaviour): Renamed to...
18259 (find_explicit_erroneous_behavior): ... this.
18260 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
18262 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
18264 PR rtl-optimization/64682
18265 PR rtl-optimization/69567
18266 PR rtl-optimization/69737
18267 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
18268 in I2 as well, just lose it.
18270 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18272 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
18274 (aarch64_last_printed_tune_string): Likewise.
18275 (aarch64_declare_function_name): Only output .arch assembler
18276 directive if it will be different from the previously output
18277 directive. Same for .tune comment but only if -dA is set.
18278 (aarch64_start_file): New function.
18279 (TARGET_ASM_FILE_START): Define.
18281 2016-02-11 David Malcolm <dmalcolm@redhat.com>
18284 * Makefile.in (PLUGIN_HEADERS): Add params.list.
18286 2016-02-11 Jakub Jelinek <jakub@redhat.com>
18289 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
18290 -Wmaybe-uninitialized warning.
18292 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
18295 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
18297 2016-02-11 Richard Biener <rguenther@suse.de>
18299 PR rtl-optimization/69291
18300 * ifcvt.c (noce_try_store_flag_constants): Do not allow
18301 subexpressions affected by changing the result.
18303 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
18306 * lra-constraints.c (curr_insn_transform): Find in/out operands
18307 for secondary memory moves. Update dups.
18309 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
18311 PR tree-optimization/69652
18312 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
18313 to nested loop, did source re-formatting, skip debug statements,
18314 add check on statement with volatile operand, remove dead scalar
18317 2016-02-10 Jakub Jelinek <jakub@redhat.com>
18318 Patrick Palka <ppalka@gcc.gnu.org>
18322 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
18323 calls if the return type is TREE_ADDRESSABLE.
18324 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
18325 * ipa-split.c (split_function): Fix doubled "we" in comment.
18326 Use void return type for the split part even if
18327 !split_point->split_part_set_retval.
18329 2016-02-10 Bin Cheng <bin.cheng@arm.com>
18331 PR tree-optimization/68021
18332 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
18333 when computing the value of biv cand by itself.
18335 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
18337 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
18338 (cortexa57_tunings): Likewise.
18339 (cortexa72_tunings): Likewise.
18340 (arch_macro_fusion_pair_p): Add support for AES fusion.
18341 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
18342 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
18343 Allow virtual registers before reload so early scheduling works.
18344 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
18345 correct latency and pipeline.
18346 (cortex_a57_crypto_complex): Likewise.
18347 (cortex_a57_crypto_xor): Likewise.
18348 (define_bypass): Add AES bypass.
18350 2016-02-10 Richard Biener <rguenther@suse.de>
18352 PR tree-optimization/69726
18353 * passes.def: Add DCE pass before late uninit.
18354 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
18355 really fixup if-conversions job.
18357 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
18359 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
18360 (arm_cortex_a57_tune): Likewise.
18361 (aarch_macro_fusion_pair_p): Add support for AES fusion.
18362 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
18364 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
18366 * timevar.def (TV_PHASE_DBGINFO): Delete.
18367 (TV_PHASE_CHECK_DBGINFO): Likewise.
18368 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
18370 2016-02-10 Richard Biener <rguenther@suse.de>
18372 PR tree-optimization/69719
18373 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
18374 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
18376 2016-02-09 Andrew Pinski <apinski@cavium.com>
18379 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
18380 get_vcond_mask_icode returns false.
18382 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
18385 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
18386 an ADDIS that adds a pointer to a large constant that sets the
18387 upper16 bits with a load operation.
18389 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
18392 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
18394 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
18396 (vzipq_s16): Likewise.
18397 (vzipq_s32): Likewise.
18398 (vzipq_f32): Likewise.
18399 (vzipq_u8): Likewise.
18400 (vzipq_u16): Likewise.
18401 (vzipq_u32): Likewise.
18402 (vzipq_p8): Likewise.
18403 (vzipq_p16): Likewise.
18405 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
18408 * config/arm/arm.c (neon_endian_lane_map): New function.
18409 (neon_vector_pair_endian_lane_map): New function.
18410 (arm_evpc_neon_vuzp): Allow for big endian lane order.
18411 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
18413 (vuzpq_s16): Likewise.
18414 (vuzpq_s32): Likewise.
18415 (vuzpq_f32): Likewise.
18416 (vuzpq_u8): Likewise.
18417 (vuzpq_u16): Likewise.
18418 (vuzpq_u32): Likewise.
18419 (vuzpq_p8): Likewise.
18420 (vuzpq_p16): Likewise.
18422 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
18425 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
18428 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
18430 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
18431 truncate const_int operand 1 to QImode.
18433 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
18435 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
18436 corresponding to an abnormal edge.
18438 2016-02-09 Tom de Vries <tom@codesourcery.com>
18440 PR tree-optimization/69599
18441 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
18443 (find_func_aliases_for_builtin_call, find_func_clobbers)
18444 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
18447 2016-02-09 Richard Biener <rguenther@suse.de>
18449 PR tree-optimization/69715
18450 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
18451 LHS on calls as non-rewritable.
18453 2016-02-09 Tom de Vries <tom@codesourcery.com>
18456 * lto-wrapper.c (append_diag_options): New function.
18457 (compile_offload_image): Call append_diag_options.
18459 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
18462 * doc/extend.texi (Flag Output Operands): Correct sectioning.
18463 Minor copy-edit to fix verb tenses.
18465 2016-02-08 Jakub Jelinek <jakub@redhat.com>
18467 PR tree-optimization/69209
18468 * ipa-split.c (split_function): If split part is not
18469 returning retval, retval has gimple type but is not
18470 gimple value, force it into a SSA_NAME first.
18472 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
18474 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
18477 2016-02-08 Jason Merrill <jason@redhat.com>
18480 * convert.c (convert_to_integer_1): Check dofold on truncation
18482 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
18483 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
18484 Rename from *_nofold.
18485 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
18486 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
18488 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
18491 * tree.c (build_common_tree_nodes): Remove short_double argument.
18492 All callers changed.
18493 * tree.h (build_common_tree_nodes): Adjust declaration.
18494 * doc/invoke.texi (-fshort-double): Remove documentation.
18495 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
18496 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
18497 * lto-wrapper.c (merge_and_complain, append_compiler_options)
18498 (append_linker_options): Don't handle OPT_fshort_double.
18500 PR rtl-optimization/68730
18501 * lra-remat.c (insn_to_cand_activation): New static variable.
18502 (lra_remat): Allocate and free it.
18503 (create_cand): New arg activation. Initialize a field in
18504 insn_to_cand_activation if it is nonnull.
18505 (create_cands): Pass the activation insn to create_cand when making
18506 a candidate involving an output reload. Reorganize code a little.
18507 (do_remat): Keep track of active status of candidates in a separate
18510 2016-02-08 Richard Biener <rguenther@suse.de>
18512 PR tree-optimization/69719
18513 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
18514 Properly use absolute of the difference of the two offsets to
18515 compare or adjust the segment length.
18517 2016-02-08 Richard Biener <rguenther@suse.de>
18518 Jeff Law <law@redhat.com>
18521 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
18522 types for anonymous SSA names.
18524 2016-02-08 Richard Biener <rguenther@suse.de>
18526 PR rtl-optimization/69274
18527 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
18529 2016-02-08 Jeff Law <law@redhat.com>
18531 PR tree-optimization/65917
18532 * tree-ssa-dom.c (record_temporary_equivalences): Record both
18533 equivalences from if (x == y) style conditionals.
18534 (loop_depth_of_name): Remove.
18535 (record_equality): Remove loop depth check.
18536 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
18537 (const_and_copies::record_const_or_copy_raw): New member function.
18538 * tree-ssa-scopedtables.c
18539 (const_and_copies::record_const_or_copy_raw): New, factored out of
18540 (const_and_copies::record_const_or_copy): Call new member function.
18542 2016-02-05 Jeff Law <law@redhat.com>
18544 PR tree-optimization/68541
18545 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
18546 (count_stmts_in_block): New function.
18547 (poor_ifcvt_candidate_code): Likewise.
18548 (is_feasible_trace): Add some heuristics to determine when path
18549 splitting is profitable.
18550 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
18551 is a diamond with a single exit.
18553 2016-02-05 Martin Sebor <msebor@redhat.com>
18556 * doc/invoke.texi: Update -Wplacement-new to take an optional
18559 2016-02-06 Richard Henderson <rth@redhat.com>
18562 * tree.c (tree_nop_conversion_p): Do not strip casts into or
18563 out of non-standard address spaces.
18565 2016-02-05 Jakub Jelinek <jakub@redhat.com>
18567 PR rtl-optimization/69691
18568 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
18570 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
18572 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
18573 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
18574 (*ieee128_mfvsrd_64bit): Likewise.
18575 (*ieee128_mfvsrd_32bit): Likewise.
18577 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
18581 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
18583 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
18584 instrumented_version.
18586 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
18588 * doc/invoke.texi (Optimize Options): In table of --param options
18589 rename second occurrence of tracer-min-branch-ratio to
18590 tracer-min-branch-probability, rename
18591 tracer-min-branch-ratio-feedback to
18592 tracer-min-branch-probability-feedback and clarify description,
18593 rename sched-spec-state-edge-prob-cutoff to
18594 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
18595 to selsched-insns-to-rename, rename lto-minpartition to
18596 lto-min-partition, delete reorder-blocks-duplicate and
18597 reorder-blocks-duplicate-feedback.
18599 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
18601 * config/s390/s390.c (s390_register_info_set_ranges): Remove
18604 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
18606 * doc/extend.texi: S/390: Correct some typos.
18608 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
18610 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
18612 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
18615 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
18616 (s390_register_info_gprtofpr): Use new macros above.
18617 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
18619 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
18620 its name. Adjust restore and save gpr ranges.
18621 (s390_register_info_set_ranges): New function.
18622 (s390_register_info): Use new macros above. Call
18623 s390_register_info_set_ranges.
18624 (s390_optimize_register_info): Likewise.
18625 (s390_hard_regno_rename_ok): Use new macros.
18626 (s390_hard_regno_scratch_ok): Likewise.
18627 (s390_emit_epilogue): Likewise.
18628 (s390_can_use_return_insn): Likewise.
18629 (s390_optimize_prologue): Likewise.
18630 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
18632 2016-02-05 Jakub Jelinek <jakub@redhat.com>
18635 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
18637 (ix86_option_override_internal): Disable TARGET_STV even for
18638 -m{incoming,preferred}-stack-boundary=3.
18640 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18642 * config.gcc: Mark deprecated rtems targets as obsolete.
18644 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
18646 PR rtl-optimization/64682
18647 PR rtl-optimization/69567
18648 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
18649 before I2 only if the register is both used and set in I2.
18651 2016-02-04 DJ Delorie <dj@redhat.com>
18653 * config/msp430/msp430.c (msp430_start_function): Add function type.
18655 2016-02-04 Jakub Jelinek <jakub@redhat.com>
18658 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
18660 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
18662 PR rtl-optimization/69577
18664 2015-10-29 Richard Henderson <rth@redhat.com>
18668 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
18669 sse check to the exact conditions of PR 67609.
18671 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
18674 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
18675 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
18676 not allowed into the traditional Altivec registers.
18677 (movtd_64bit_nodm): Likewise.
18678 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
18680 2016-02-04 David Malcolm <dmalcolm@redhat.com>
18682 * config/aarch64/cortex-a57-fma-steering.c
18683 (aarch64_register_fma_steering): Remove "static" from arguments
18686 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
18689 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
18690 twice when complex.
18692 2016-02-04 Mike Frysinger <vapier@gentoo.org>
18694 * doc/invoke.texi: Delete -mno-fma4.
18696 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
18698 PR rtl-optimization/69577
18699 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
18700 (find_subregs_of_mode): Update accordingly. Iterate over partial
18703 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
18705 * config/arm/arm-protos.h (neon_reinterpret): Remove.
18706 * config/arm/arm.c (neon_reinterpret): Remove.
18707 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
18708 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
18709 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
18710 vreinterpretti): Remove.
18711 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
18712 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
18713 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
18714 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
18715 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
18716 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
18717 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
18718 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
18719 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
18720 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
18721 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
18722 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
18723 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
18724 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
18725 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
18726 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
18727 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
18728 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
18729 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
18730 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
18731 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
18732 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
18733 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
18734 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
18735 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
18736 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
18737 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
18738 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
18739 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
18740 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
18741 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
18742 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
18743 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
18744 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
18745 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
18746 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
18747 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
18748 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
18749 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
18750 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
18751 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
18752 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
18753 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
18754 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
18755 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
18756 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
18757 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
18758 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
18759 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
18760 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
18761 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
18762 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
18763 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
18764 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
18765 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
18766 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
18767 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
18768 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
18769 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
18770 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
18771 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
18772 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
18773 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
18774 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
18775 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
18776 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
18777 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
18778 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
18779 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
18780 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
18781 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
18782 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
18783 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
18784 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
18785 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
18786 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
18787 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
18788 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
18789 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
18790 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
18791 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
18792 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
18793 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
18794 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
18795 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
18796 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
18797 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
18798 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
18799 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
18800 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
18801 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
18802 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
18803 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
18804 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
18805 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
18806 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
18807 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
18808 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
18809 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
18810 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
18811 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
18812 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
18813 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
18815 2016-02-04 Martin Liska <mliska@suse.cz>
18818 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
18819 that are gimple_store_p.
18820 (maybe_instrument_call): Likewise.
18822 2016-02-04 Bin Cheng <bin.cheng@arm.com>
18824 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
18825 register scaling out of memory reference and comment why.
18827 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18831 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
18832 folding the source of a SET.
18834 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18838 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
18839 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
18841 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
18845 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
18848 2016-02-04 Christian Bruel <christian.bruel@st.com>
18850 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
18851 * config/arm/arm.c (arm_set_current_function): Likewise.
18853 2016-02-04 Jakub Jelinek <jakub@redhat.com>
18854 Ilya Enkovich <enkovich.gnu@gmail.com>
18855 H.J. Lu <hongjiu.lu@intel.com>
18858 * config/i386/i386.c (convert_scalars_to_vector): Remove
18859 stack alignment fixes.
18860 (ix86_option_override_internal): Disable TARGET_STV if stack
18861 might not be aligned enough.
18862 (ix86_minimum_alignment): Assert that TARGET_STV is false.
18864 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
18866 * config/i386/x86-tune.def: Disable default prefetching
18869 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
18870 Vladimir Makarov <vmakarov@redhat.com>
18873 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
18874 in validating fused toc addresses.
18876 2016-02-03 Jakub Jelinek <jakub@redhat.com>
18879 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
18880 range->m_caret fields if range->m_show_caret_p is false.
18883 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
18884 Force oldval into register if it does not satisfy reg_or_short_operand
18885 predicate. Fix up formatting.
18887 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
18888 Alexandre Oliva <aoliva@redhat.com>
18891 * lra-constraints.c (simplify_operand_subreg): Check additionally
18892 address validity after potential reloading.
18893 (process_address_1): Check insns validity. In case of failure do
18896 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
18899 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
18902 2016-02-02 Jakub Jelinek <jakub@redhat.com>
18904 * wide-int.cc (canonize_uhwi): New function.
18905 (wi::divmod_internal): Use it.
18907 2016-02-02 James Norris <jnorris@codesourcery.com
18909 * gimplify.c (omp_notice_variable): Add usage check.
18911 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
18913 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
18914 like LE, GE, LT, GT when emitting relational operator.
18916 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
18918 * ira-costs.c (find_costs_and_classes): Add extra argument.
18919 * target.def (ira_change_pseudo_allocno_class): Add parameter.
18920 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
18921 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
18922 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
18923 Add best_class parameter, and return it if not ALL_REGS.
18924 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
18926 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
18927 Update target hook.
18929 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
18931 * config/aarch64/aarch64.c
18932 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
18933 (aarch64_ira_change_pseudo_allocno_class): New function.
18935 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
18938 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
18940 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
18942 * config/avr/avr.c (avr_option_override): Set
18943 PARAM_ALLOW_STORE_DATA_RACES to 1.
18945 2016-02-02 Richard Biener <rguenther@suse.de>
18947 PR tree-optimization/69595
18948 * match.pd: Add range test simplifications to true/false.
18950 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
18952 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
18953 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
18956 2016-02-02 Richard Biener <rguenther@suse.de>
18958 PR tree-optimization/69606
18959 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
18960 info on the result before moving a stmt.
18962 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
18964 PR middle-end/68542
18965 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
18966 branch with vector comparison.
18967 * config/i386/sse.md (VI48_AVX): New mode iterator.
18968 (define_expand "cbranch<mode>4): Add support for conditional branch
18969 with vector comparison.
18970 * tree-vect-loop.c (optimize_mask_stores): New function.
18971 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
18972 has_mask_store field of vect_info.
18973 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
18974 vectorized loops having masked stores after vec_info destroy.
18975 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
18976 correspondent macros.
18977 (optimize_mask_stores): Add prototype.
18979 2016-02-02 Alan Modra <amodra@gmail.com>
18982 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
18985 2016-02-02 Alan Modra <amodra@gmail.com>
18988 * config/rs6000/rs6000.c (need_toc_init): New var, set it
18989 whenever toc_label_name used.
18990 (rs6000_file_start): Don't set up toc section here,
18991 (rs6000_output_function_epilogue): do so here instead,
18992 (rs6000_xcoff_file_start): and here.
18993 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
18994 (load_toc_aix_di): Likewise.
18996 2016-02-01 Jakub Jelinek <jakub@redhat.com>
18998 PR rtl-optimization/69592
18999 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
19000 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
19001 (num_sign_bit_copies_binary_arith_p): New inline function.
19002 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
19004 2016-02-01 Jeff Law <law@redhat.com>
19006 PR tree-optimization/69580
19007 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
19008 * tree-ssa-threadbackward.c
19009 (fsm_find_control_statement_thread_paths): Do not try to walk
19010 through large PHI nodes.
19012 2016-02-01 Jakub Jelinek <jakub@redhat.com>
19014 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
19015 when count is incremented above limit, don't analyze further
19018 * omp-low.c (oacc_parse_default_dims): Avoid
19019 -Wsign-compare warning, make sure value fits into int
19020 rather than just unsigned int.
19022 2016-02-01 Bin Cheng <bin.cheng@arm.com>
19024 PR tree-optimization/67921
19025 * fold-const.c (split_tree): New parameters. Convert pointer
19026 type variable part to proper type before negating.
19027 (fold_binary_loc): Pass new arguments to split_tree.
19029 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
19031 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
19032 (nvptx_goacc_validate_dims): Extend to handle global defaults.
19033 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
19034 * doc/tm.texti: Rebuilt.
19035 * doc/invoke.texi (fopenacc-dim): Document.
19036 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
19037 (append_compiler_options): Likewise.
19038 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
19039 (oacc_parse_default_dims): New.
19040 (oacc_validate_dims): Add USED arg. Select non-unity default when
19042 (oacc_loop_fixed_partitions): Return mask of used partitions.
19043 (oacc_loop_auto_partitions): Emit dump info.
19044 (oacc_loop_partition): Return mask of used partitions.
19045 (execute_oacc_device_lower): Parse default dimension arg. Adjust
19046 loop partitioning and validation calls.
19048 2016-02-01 Richard Biener <rguenther@suse.de>
19050 PR middle-end/69556
19051 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
19053 2016-02-01 Richard Biener <rguenther@suse.de>
19055 PR tree-optimization/69574
19056 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
19057 of asserting return chrec_dont_know.
19059 2016-02-01 Martin Liska <mliska@suse.cz>
19061 * mem-stats-traits.h: Add copyright header.
19062 * mem-stats.h: Likewise.
19064 2016-02-01 Richard Biener <rguenther@suse.de>
19066 PR tree-optimization/69579
19067 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
19068 Do not propagate through abnormal PHI results.
19070 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
19072 * postreload.c (reload_cse_simplify): Remove dead code.
19074 2016-02-01 Jakub Jelinek <jakub@redhat.com>
19076 PR rtl-optimization/69570
19077 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
19078 if there is more than one set, not if there is a single set.
19080 2016-02-01 Richard Henderson <rth@redhat.com>
19083 * combine.c (make_compound_operation): When looking through a
19084 subreg, make sure to re-extend to the width of the outer mode.
19086 2016-01-30 Jakub Jelinek <jakub@redhat.com>
19088 PR tree-optimization/69546
19089 * wide-int.cc (wi::divmod_internal): For unsigned division
19090 where both operands fit into uhwi, if o1 is 1 and o0 has
19091 msb set, if divident_prec is larger than bits per hwi,
19092 clear another quotient word and return 2 instead of 1.
19093 Similarly for remainder with msb in HWI set, if dividend_prec
19094 is larger than bits per hwi.
19096 2016-01-29 Martin Jambor <mjambor@suse.cz>
19098 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
19099 Use short lowercase names.
19100 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
19101 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
19102 acq_rel one. Protect warning agains segfaults if
19103 get_memory_order_name returns NULL.
19104 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
19105 with release semantics. Do not warn if get_memory_order already did.
19106 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
19107 semantics. Fix check for relaxed or acquire semantics. Do not warn
19108 if get_memory_order already did.
19110 2016-01-29 Sebastian Pop <s.pop@samsung.com>
19112 * doc/install.texi: Document that isl-0.16 is supported.
19114 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
19117 * config/i386/constraints.md (Bm): Describe as special memory
19119 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
19120 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
19121 * genpreds.c (struct constraint_data): Add is_special_memory.
19122 (have_special_memory_constraints, special_memory_start): New
19124 (special_memory_end): Ditto.
19125 (add_constraint): Add new arg is_special_memory. Add code to
19126 process its true value. Update have_special_memory_constraints.
19127 (process_define_constraint): Pass the new arg.
19128 (process_define_register_constraint): Ditto.
19129 (choose_enum_order): Process special memory.
19130 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
19131 function insn_extra_special_memory_constraint.
19132 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
19133 * gensupport.c (process_rtx): Process
19134 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
19135 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
19136 * ira-lives.c (single_reg_class): Use
19137 insn_extra_special_memory_constraint.
19138 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
19139 * lra-constraints.c (process_alt_operands): Ditto.
19140 (curr_insn_transform): Use insn_extra_special_memory_constraint.
19141 * recog.c (asm_operand_ok, preprocess_constraints): Process
19143 * reload.c (find_reloads): Ditto.
19144 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
19145 * stmt.c (parse_input_constraint): Use
19146 insn_extra_special_memory_constraint.
19148 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
19151 * lra-splill.c (lra_final_code_change): Revert r229087 by
19152 removing all sub-registers.
19154 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
19157 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
19159 2016-01-29 Jakub Jelinek <jakub@redhat.com>
19162 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
19163 SSE1, copy target into the temporary reg first before recursing
19166 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
19168 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
19171 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
19173 * ginclude/stdarg.h: Test __cplusplus instead of
19174 __GXX_EXPERIMENTAL_CXX0X__.
19176 2016-01-29 Richard Biener <rguenther@suse.de>
19178 PR tree-optimization/69547
19179 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
19180 Do not mark clobbers necessary.
19181 (mark_all_reaching_defs_necessary_1): Likewise.
19183 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
19185 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
19186 declaration name with %qs and print it in both error messages.
19187 Also fix indentation.
19189 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
19192 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
19193 trailing blank line from error message.
19195 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
19198 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
19201 2016-01-29 Richard Biener <rguenther@suse.de>
19203 PR middle-end/69537
19204 * match.pd: Allow all integral types when simplifying a
19205 widening or sign-changing conversion.
19207 2016-01-28 Sebastian Pop <s.pop@samsung.com>
19209 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
19210 back to setting codegen_error to fail codegen.
19212 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
19215 * config/i386/constraints.md (C): Only accept constant zero operand.
19216 (BC): New constraint.
19217 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
19218 instead of C constraint.
19219 * doc/md.texi (Machine Constraints): Update description
19222 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
19225 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
19227 2016-01-28 Jakub Jelinek <jakub@redhat.com>
19229 PR middle-end/69542
19230 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
19233 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
19235 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
19236 branches if using guessed profile.
19238 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
19240 * graphite-optimize-isl.c (optimize_isl): Fix dump.
19242 2016-01-28 Richard Henderson <rth@redhat.com>
19245 * config/aarch64/aarch64-modes.def (CC_Cmode): New
19246 * config/aarch64/aarch64-protos.h: Update.
19247 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
19248 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
19249 (aarch64_get_condition_code_1): Handle CC_Cmode.
19250 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
19251 (*add<mode>3_compareC_cconly_imm): New.
19252 (*add<mode>3_compareC_cconly): New.
19253 (*add<mode>3_compareC_imm): New.
19254 (add<mode>3_compareC): New.
19255 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
19256 to be first. Use aarch64_carry_operation.
19257 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
19258 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
19259 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
19260 (subti3): Use subdi3_compare1.
19261 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
19262 (sub<mode>3_compare1): New.
19263 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
19264 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
19265 (*subsi3_carryin_uxtw): Likewise.
19266 (*ngc<mode>, *ngcsi_uxtw): Likewise.
19267 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
19268 * config/aarch64/iterators.md (DWI): New.
19269 * config/aarch64/predicates.md (aarch64_carry_operation): New.
19270 (aarch64_borrow_operation): New.
19272 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
19274 * graphite-optimize-isl.c (optimize_isl): Print a different debug
19275 message when isl does not return a valid schedule.
19277 2016-01-28 Sebastian Pop <s.pop@samsung.com>
19279 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
19280 Remove comments from class declarations: they are already in the code
19283 2016-01-28 Sebastian Pop <s.pop@samsung.com>
19285 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
19287 (ternary_op_to_tree): Same.
19288 (unary_op_to_tree): Same.
19289 (nary_op_to_tree): Same.
19290 (gcc_expression_from_isl_expr_op): Same.
19291 (gcc_expression_from_isl_expression): Same.
19292 (graphite_create_new_loop): Same.
19293 (graphite_create_new_loop_guard): Same.
19294 (build_iv_mapping): Same.
19295 (graphite_create_new_guard): Same.
19296 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
19297 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
19299 2016-01-28 Sebastian Pop <s.pop@samsung.com>
19301 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
19302 instead of setting codegen_error to fail codegen.
19304 2016-01-28 Jason Merrill <jason@redhat.com>
19306 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
19308 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
19310 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
19311 Remove CONST_INT_P check in CCMP cost calculation.
19313 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
19315 * config/aarch64/aarch64.c (generic_vector_cost):
19316 Set vec_permute_cost.
19317 (cortexa57_vector_cost): Likewise.
19318 (exynosm1_vector_cost): Likewise.
19319 (xgene1_vector_cost): Likewise.
19320 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
19321 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
19322 Add vec_permute_cost entry.
19324 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
19326 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
19328 (add<mode>3_compare0): Likewise.
19329 (addsi3_compare0_uxtw): Likewise.
19330 (add<mode>3nr_compare0): Likewise.
19331 (compare_neg<mode>): Likewise.
19332 (<optab><mode>3): Likewise.
19334 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
19336 * tree-vect-stmts.c (vectorizable_comparison): Add
19337 NULL check for vectype.
19339 2016-01-28 Richard Biener <rguenther@suse.de>
19341 PR tree-optimization/69466
19342 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
19343 Account for PHIs we couldn't duplicate.
19345 2016-01-28 Martin Liska <mliska@suse.cz>
19348 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
19349 instead of ENABLE_VALGRIND_CHECKING.
19351 2016-01-27 Richard Henderson <rth@redhat.com>
19354 * lra-remat.c (subreg_regs): New.
19355 (dump_candidates_and_remat_bb_data): Dump it.
19356 (operand_to_remat): Reject if operand in subreg_regs.
19357 (set_bb_regs): Collect subreg_regs.
19358 (lra_remat): Init and free subreg_regs. Compute
19359 calculate_local_reg_remat_bb_data before create_cands.
19361 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
19364 * config/i386/i386.c (ix86_update_stack_boundary): Don't
19365 change stack_alignment_needed for __tls_get_addr call.
19367 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
19369 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
19371 2016-01-27 Jeff Law <law@redhat.com>
19373 PR tree-optimization/68398
19374 PR tree-optimization/69196
19375 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
19376 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
19377 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
19378 Only count PHIs in the last block in the path. The others will
19379 const/copy propagate away. Add heuristic to allow more irreducible
19380 subloops to be created when it is likely profitable to do so.
19382 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
19383 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
19384 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
19386 2016-01-27 Jakub Jelinek <jakub@redhat.com>
19389 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
19390 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
19391 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
19392 * tree-streamer-in.c: Include asan.h.
19393 (streamer_get_builtin_tree): For builtins in sanitizer
19394 range call initialize_sanitizer_builtins and retry.
19396 2016-01-27 Ian Lance Taylor <iant@google.com>
19398 * common.opt (fkeep-gc-roots-live): New undocumented option.
19399 * tree-ssa-loop-ivopts.c (add_candidate_1): If
19400 -fkeep-gc-roots-live, skip pointers.
19401 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
19404 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
19407 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
19408 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
19410 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
19413 * configure.ac: NetBSD provides SSP in its C library.
19414 * configure: Updated.
19416 2016-01-27 Richard Biener <rguenther@suse.de>
19418 PR tree-optimization/69166
19419 * tree-vect-loop.c (vect_is_simple_reduction): Always check
19420 reduction code for commutativity / associativity.
19422 2016-01-27 Martin Jambor <mjambor@suse.cz>
19424 PR tree-optimization/69355
19425 * tree-sra.c (analyze_access_subtree): Correct hole detection when
19426 total_scalarization fails.
19428 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
19430 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
19433 2016-01-27 Christian Bruel <christian.bruel@st.com>
19436 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
19437 Move arm_reset_previous_fndecl and set_target_option_current_node in
19438 the conditional part. Call save_restore_target_globals.
19439 * config/arm/arm.c (arm_set_current_function):
19440 Refactor to better support #pragma target and attribute mix.
19441 Call save_restore_target_globals.
19442 * config/arm/arm-protos.h (save_restore_target_globals): New function.
19444 2016-01-27 Martin Liska <mliska@suse.cz>
19446 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
19447 reference for an HSA kernel and its host function.
19449 2016-01-27 Jakub Jelinek <jakub@redhat.com>
19451 PR tree-optimization/69399
19452 * wide-int.h (wi::lrshift): For larger precisions, only
19453 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
19455 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
19457 * config/arc/predicates.md (proper_comparison_operator): Reject
19458 constant-constant comparison.
19460 2016-01-26 Tom de Vries <tom@codesourcery.com>
19462 PR tree-optimization/69110
19463 * tree-data-ref.c (initialize_data_dependence_relation): Handle
19464 DR_NUM_DIMENSIONS == 0.
19466 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
19467 Sebastian Pop <s.pop@samsung.com>
19469 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
19470 isl_ast_op_cond and isl_ast_op_select.
19471 (gcc_expression_from_isl_expr_op): Same.
19473 2016-01-26 Jason Merrill <jason@redhat.com>
19476 * tree.c (recompute_constructor_flags): Split out from
19478 (verify_constructor_flags): New.
19479 * tree.h: Declare them.
19481 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
19483 PR rtl-optimization/69217
19484 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
19485 are no TYPE_FIELDS set for the record type.
19487 2016-01-26 Jakub Jelinek <jakub@redhat.com>
19490 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
19491 toc_label_name unconditionally.
19492 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
19493 SYMBOL_REF string. Use toc_label_name instead of constructing
19495 (rs6000_elf_declare_function_name): Use toc_label_name instead of
19496 constructing LCTOC1.
19498 2016-01-26 Martin Sebor <msebor@redhat.com>
19501 * doc/extend.texi (Common Type Attributes): Move text that talks about
19502 attribute packed from attribute aligned to the section discussing
19503 the former attribute for clarity.
19505 2016-01-26 Richard Henderson <rth@redhat.com>
19507 PR middle-end/60908
19508 * trans-mem.c (tm_region_init): Mark entry block as visited.
19510 2016-01-26 David Malcolm <dmalcolm@redhat.com>
19513 * diagnostic-show-locus.c (layout::print_source_line): Replace
19514 call to pp_newline with call to layout::print_newline.
19515 (layout::print_annotation_line): Likewise.
19516 (layout::move_to_column): Likewise.
19517 (layout::print_any_fixits): After printing any fixits, print a
19518 trailing newline, if necessary.
19519 (layout::print_newline): New method, resetting any colorization
19521 (diagnostic_show_locus): Move the pp_newline to before the
19522 early bailout. Remove dummy block enclosing the layout instance.
19523 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
19524 of pp_newline_and_flush with pp_flush.
19525 (diagnostic_append_note): Delete use of pp_newline.
19526 (diagnostic_append_note_at_rich_loc): Delete.
19527 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
19528 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
19529 when newline characters are added to the buffer.
19531 2016-01-26 Michael Matz <matz@suse.de>
19533 * configure.ac (ac_cv_std_swap_in_utility): New test.
19534 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
19535 * configure: Regenerate.
19536 * config.in: Regenerate.
19538 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
19540 * config/arc/arc.md (cstoresi4): Force operand into register.
19541 (arcset<code>): Fix predicate.
19542 (arcsetltu): Likewise.
19543 (arcsetgeu): Likewise.
19544 (arcsethi): Likewise.
19545 (arcsetls): Likewise.
19547 2016-01-26 Jakub Jelinek <jakub@redhat.com>
19549 PR tree-optimization/69483
19550 * gimple-fold.c (canonicalize_constructor_val): Return NULL
19551 if base has error_mark_node type.
19553 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
19556 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
19557 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
19559 (vget_lane_f16): Handle big-endian.
19560 (vgetq_lane_f16): Likewise.
19561 (vset_lane_f16): Likewise.
19562 (vsetq_lane_f16): Likewise.
19563 * config/arm/iterators.md (VQXMOV): Add V8HF.
19564 (VDQ): Add V4HF and V8HF.
19565 (V_reg): Handle V4HF and V8HF.
19566 (Is_float_mode): Likewise.
19567 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
19568 neon_vdup_nv8hf): New patterns.
19569 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
19570 Use VD_LANE iterator.
19571 (neon_vld1_dup<mode>): Use VQ2 iterator.
19573 2016-01-26 Nathan Sidwell <nathan@acm.org>
19575 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
19576 (set_oacc_fn_attrib): Add IS_KERNEL arg.
19577 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
19578 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
19579 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
19580 (oacc_validate_dims): Add LEVEL arg, don't return level.
19581 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
19582 oacc_validate_dims.
19583 (execute_oacc_device_lower): Adjust, add more dump output.
19584 * tree-ssa-loop.c (gate_oacc_kernels): Use
19585 oacc_fn_attrib_kernels_p.
19586 * tree-parloops.c (create_parallel_loop): Adjust
19587 set_oacc_fn_attrib call.
19589 2016-01-26 Jakub Jelinek <jakub@redhat.com>
19592 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
19593 (append_compiler_options): Handle -fcilkplus.
19594 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
19596 2016-01-26 Nick Clifton <nickc@redhat.com>
19599 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
19600 been marked as DECL_ONE_ONLY but we do not the means to make it
19601 so, then do not allow it to bind locally.
19603 2016-01-26 Jakub Jelinek <jakub@redhat.com>
19606 * opts.h (parse_sanitizer_options): New prototype.
19607 * opts.c (sanitizer_opts): New array.
19608 (parse_sanitizer_options): New function.
19609 (common_handle_option): Use parse_sanitizer_options.
19611 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
19614 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
19615 alignment adjustment to ...
19616 (ix86_update_stack_boundary): Here. Don't over-align stack for
19618 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
19619 if __tls_get_addr is called.
19621 2016-01-26 Christian Bruel <christian.bruel@st.com>
19623 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
19625 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
19627 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
19629 2016-01-26 Richard Biener <rguenther@suse.de>
19631 PR middle-end/69467
19632 * match.pd: Guard X * CST CMP 0 pattern with single_use.
19634 2016-01-26 Richard Biener <rguenther@suse.de>
19636 PR tree-optimization/69452
19637 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
19638 (move_computations_dom_walker::before_dom_children): Rename
19640 (move_computations_worker): This.
19641 (move_computations): Perform an RPO rather than a DOM walk.
19643 2016-01-26 Jakub Jelinek <jakub@redhat.com>
19646 * combine.c (combine_instructions): For REG_EQUAL note with
19647 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
19648 to the underlying register.
19649 * doc/rtl.texi (REG_EQUAL): Document the behavior of
19650 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
19652 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
19655 * config/aarch64/aarch64-builtins.c
19656 (aarch64_init_simd_builtin_types): Do not set structural
19657 equality to __Poly{8,16,64,128}_t types.
19659 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
19661 PR tree-optimization/69400
19662 * wide-int.cc (wi_pack): Take the precision as argument and
19663 perform canonicalization here rather than in the callers.
19664 Use the main loop to handle all full-width HWIs. Add a
19665 zero HWI if in_len isn't a full result.
19666 (wi::divmod_internal): Update accordingly.
19667 (wi::mul_internal): Likewise. Simplify.
19669 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
19670 Sebastian Pop <s.pop@samsung.com>
19672 * graphite-poly.c (apply_poly_transforms): Simplify.
19673 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
19674 (print_isl_map): Same.
19675 (print_isl_union_map): Same.
19676 (print_isl_schedule): New.
19677 (debug_isl_schedule): New.
19678 * graphite-dependences.c (scop_get_reads): Do not call
19679 isl_union_map_add_map that is undocumented isl functionality.
19680 (scop_get_must_writes): Same.
19681 (scop_get_may_writes): Same.
19682 (scop_get_original_schedule): Remove.
19683 (scop_get_dependences): Do not call isl_union_map_compute_flow that
19684 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
19685 (compute_deps): Remove.
19686 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
19687 (debug_schedule_ast): New.
19688 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
19689 set_separate_option.
19690 (graphite_regenerate_ast_isl): Add dump.
19691 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
19692 from scop->transformed_schedule.
19693 (graphite_regenerate_ast_isl): Add more dump.
19694 * graphite-optimize-isl.c (optimize_isl): Set
19695 scop->transformed_schedule. Check whether schedules are equal.
19696 (apply_poly_transforms): Move here.
19697 * graphite-poly.c (apply_poly_transforms): ... from here.
19698 (free_poly_bb): Static.
19699 (free_scop): Static.
19700 (pbb_number_of_iterations_at_time): Remove.
19701 (print_isl_ast): New.
19702 (debug_isl_ast): New.
19703 (debug_scop_pbb): New.
19704 * graphite-scop-detection.c (print_edge): Move.
19705 (print_sese): Move.
19706 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
19707 (build_scop_scattering): Remove.
19708 (create_pw_aff_from_tree): Assert instead of bailing out.
19709 (add_condition_to_pbb): Remove unused code, do not fail.
19710 (add_conditions_to_domain): Same.
19711 (add_conditions_to_constraints): Remove.
19712 (build_scop_context): New.
19713 (add_iter_domain_dimension): New.
19714 (build_iteration_domains): Initialize pbb->iterators.
19715 Call add_conditions_to_domain.
19718 (index_outermost_in_loop): New.
19719 (index_pbb_in_loop): New.
19720 (outermost_pbb_in): New.
19721 (add_in_sequence): New.
19722 (add_outer_projection): New.
19723 (outer_projection_mupa): New.
19724 (add_loop_schedule): New.
19725 (build_schedule_pbb): New.
19726 (build_schedule_loop): New.
19727 (embed_in_surrounding_loops): New.
19728 (build_schedule_loop_nest): New.
19729 (build_original_schedule): New.
19730 (build_poly_scop): Call build_original_schedule.
19731 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
19732 (free_poly_dr): Remove.
19733 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
19734 (free_poly_bb): Remove.
19735 (debug_loop_vec): Remove.
19736 (print_isl_ast): Declare.
19737 (debug_isl_ast): Declare.
19738 (scop_do_interchange): Remove.
19739 (scop_do_strip_mine): Remove.
19740 (scop_do_block): Remove.
19741 (flatten_all_loops): Remove.
19742 (optimize_isl): Remove.
19743 (pbb_number_of_iterations_at_time): Remove.
19744 (debug_scop_pbb): Declare.
19745 (print_schedule_ast): Declare.
19746 (debug_schedule_ast): Declare.
19747 (struct scop): Remove schedule. Add original_schedule,
19748 transformed_schedule.
19749 (free_gimple_poly_bb): Remove.
19750 (print_generated_program): Remove.
19751 (debug_generated_program): Remove.
19752 (unify_scattering_dimensions): Remove.
19753 * sese.c (print_edge): ... here.
19754 (print_sese): ... here.
19755 (debug_edge): ... here.
19756 (debug_sese): ... here.
19757 * sese.h (print_edge): Declare.
19758 (print_sese): Declare.
19759 (dump_edge): Declare.
19760 (dump_sese): Declare.
19762 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
19763 Sebastian Pop <s.pop@samsung.com>
19765 * Makefile.in: Set ISLVER in site.exp.
19767 2016-01-25 Jakub Jelinek <jakub@redhat.com>
19769 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
19770 DECL_VALUE_EXPR of new_var even for the non-array case. Look
19771 through DECL_VALUE_EXPR for expansion.
19773 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
19775 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
19776 the frame info after reload completed.
19778 2016-01-25 Jeff Law <law@redhat.com>
19780 PR tree-optimization/69196
19781 PR tree-optimization/68398
19782 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
19783 tree-ssa-threadupdate.c.
19784 (determine_bb_domination_status): Prototype
19785 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
19786 (determine_bb_domination_status): No longer static.
19787 (valid_jump_thread_path): Remove code to detect characteristics
19788 of the jump thread path not associated with correctness.
19789 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
19790 Correct test for thread path length. Count PHIs for real operands as
19791 statements that need to be copied. Do not count ASSERT_EXPRs.
19792 Look at all the blocks in the thread path. Compute and selectively
19793 filter thread paths based on threading through the latch, threading
19794 a multiway branch or crossing a multiway branch.
19796 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
19798 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
19799 decl with __attribute__ ((unused)) annotation.
19801 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
19804 * tree-vect-stmts.c (vectorizable_condition): Check vectype
19805 of operands is compatible with a statement vectype.
19807 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
19809 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
19810 improve wording for mixed storage order support.
19812 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
19814 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
19815 (vcvt_u64_f64): Likewise.
19816 (vcvta_s64_f64): Likewise.
19817 (vcvta_u64_f64): Likewise.
19818 (vcvtm_s64_f64): Likewise.
19819 (vcvtm_u64_f64): Likewise.
19820 (vcvtn_s64_f64): Likewise.
19821 (vcvtn_u64_f64): Likewise.
19822 (vcvtp_s64_f64): Likewise.
19823 (vcvtp_u64_f64): Likewise.
19825 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
19827 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
19828 (arc_init): Check validity mll64 option.
19829 (arc_save_restore): Use double load/store instruction.
19830 (arc_expand_movmem): Likewise.
19831 (arc_split_move): Don't split if we have double load/store
19832 instructions. Returns a boolean.
19833 (arc_process_double_reg_moves): Change function to return boolean
19834 instead of a sequence of instructions.
19835 (arc_dwarf_register_span): New function.
19836 * config/arc/arc-protos.h (arc_split_move): Change prototype.
19837 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
19838 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
19839 (*movdf_insn): Likewise.
19840 * config/arc/arc.opt (mll64): New option.
19841 * config/arc/predicates.md (even_register_operand): New predicate.
19842 * doc/invoke.texi (ARC Options): Add mll64 documentation.
19844 2016-01-25 Richard Biener <rguenther@suse.de>
19847 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
19848 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
19850 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
19852 2016-01-25 Richard Biener <rguenther@suse.de>
19854 PR tree-optimization/69376
19855 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
19857 (VN_INFO_ANTI_RANGE_P): New inline.
19858 (VN_INFO_RANGE_TYPE): Likewise.
19859 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
19860 SSA_NAME_ANTI_RANGE_P.
19861 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
19862 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
19863 Properly query VN_INFO_RANGE_TYPE.
19865 2016-01-25 Nick Clifton <nickc@redhat.com>
19868 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
19870 2016-01-23 Tom de Vries <tom@codesourcery.com>
19872 PR tree-optimization/69426
19873 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
19876 2016-01-23 Jakub Jelinek <jakub@redhat.com>
19878 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
19879 "the the" with "the" in the comments.
19880 * ipa-devirt.c (build_type_inheritance_graph,
19881 update_type_inheritance_graph): Likewise.
19882 * tree.c (build_function_type_list_1): Likewise.
19883 * cfgloopmanip.c (scale_loop_profile): Likewise.
19884 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
19885 * gimple-ssa-split-paths.c
19886 (find_block_to_duplicate_for_splitting_paths): Likewise.
19887 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
19888 * expr.c (convert_move): Likewise.
19889 * var-tracking.c (vt_stack_adjustments): Likewise.
19890 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
19891 * tree-vrp.c (test_for_singularity): Likewise.
19893 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
19894 directly instead of building a temporary tree.
19897 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
19898 remove <algorithm> include.
19900 2016-01-22 Jakub Jelinek <jakub@redhat.com>
19903 * config/i386/i386.c: Include dojump.h.
19904 (expand_small_movmem_or_setmem,
19905 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
19907 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
19908 if dynamic_check != -1.
19910 2016-01-21 Jeff Law <law@redhat.com>
19912 PR middle-end/69347
19913 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
19914 record_temporary_equivalences. Rewritten to avoid unnecessary calls
19915 into dominated_by_p.
19916 (cprop_into_successor_phis): Avoid unnecessary tests.
19918 2016-01-22 Richard Henderson <rth@redhat.com>
19921 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
19922 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
19924 2016-01-22 Michael Matz <matz@suse.de>
19926 * system.h (string, algorithm): Include only conditionally.
19927 (new): Include always under C++.
19928 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
19929 * final.c (toplevel): Ditto.
19930 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
19931 * genconditions.c (write_header): Make gencondmd.c define
19933 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
19935 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
19936 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
19938 2016-01-22 Christian Bruel <christian.bruel@st.com>
19941 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
19943 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19946 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
19947 define_insn_and_split. Ensure operands[1] and operands[0] do not
19948 get assigned the same register.
19950 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
19952 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
19954 2016-01-22 Christian Bruel <christian.bruel@st.com>
19956 * config/arm/arm-c.c (arm_pragma_target_parse):
19957 Remove warn_builtin_macro_redefined overwrite.
19959 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
19961 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
19962 flag_non_call_exceptions compatibility.
19964 2016-01-22 Jakub Jelinek <jakub@redhat.com>
19967 * dwarf2out.c (add_child_die_after): New function.
19968 (dwarf_qual_info_t): New type.
19969 (dwarf_qual_info): New variable.
19970 (qualified_die_p): New function.
19971 (modified_type_die): For -fdebug-types-section, ensure
19972 canonical order of qualifiers. Put qualified DIEs adjacent
19973 to the corresponding non-qualified type DIE and search there
19974 for existing qualified DIEs.
19976 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
19978 * doc/extend.texi (scalar_storage_order type attribute): Document
19979 restriction on type punning and aliasing, and remove future tense.
19981 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
19984 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
19987 2016-01-21 Jeff Law <law@redhat.com>
19989 PR middle-end/69347
19990 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
19991 useless call to record_temporary_equivalences.
19992 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
19993 allocate 10 slots in the bb_path vector and let it grow as needed.
19994 (fsm_find_control_statement_thread_paths): Similarly for the next_path
19997 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
19999 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
20001 * configure: Regenerate.
20003 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
20005 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
20006 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
20008 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
20010 PR middle-end/66178
20011 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
20012 drop EXPAND_INITIALIZER.
20013 * rtl.h (contains_symbolic_reference_p): Declare.
20014 * rtlanal.c (contains_symbolic_reference_p): New function.
20015 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
20016 a subtraction into a NOT if symbolic constants are involved.
20018 2016-01-21 Anton Blanchard <anton@samba.org>
20019 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
20022 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
20024 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
20027 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
20029 * config/microblaze/microblaze.c
20030 (get_branch_target): New.
20031 (insert_wic_for_ilb_runout): New.
20033 (microblaze_machine_dependent_reorg): New.
20034 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
20035 * config/microblaze/microblaze.md
20036 (UNSPEC_IPREFETCH): Define.
20037 (iprefetch): New pattern
20038 * config/microblaze/microblaze.opt
20039 (mxl-prefetch): New flag.
20041 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
20043 * config/microblaze/microblaze.h
20044 (FIXED_REGISTERS): Update in macro.
20045 (CALL_USED_REGISTERS): Update in macro.
20047 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
20049 PR rtl-optimization/68920
20050 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
20053 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
20055 PR rtl-optimization/68990
20056 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
20057 pseudo instead of inheritance ones.
20059 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
20060 Nick Clifton <nickc@redhat.com>
20064 * config/mips/mips.c (mips_compute_frame_info): Initialise
20065 args_size and hard_frame_pointer_offset fields of the frame
20066 structure before calling mips_global_pointer.
20068 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
20070 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
20072 * configure: Regenerate.
20074 2016-01-21 Richard Biener <rguenther@suse.de>
20076 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
20078 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
20080 * config/s390/s390.c (s390_asm_declare_function_size): Add code
20081 to actually emit the .size directive.
20083 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
20084 Jakub Jelinek <jakub@redhat.com>
20088 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
20089 args array size by one to avoid buffer overflow.
20091 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
20093 * config/s390/s390.md (pool_section_start): Use switch_to_section
20094 to select proper read-only data section instead of hardcoding
20096 (pool_section_end): Use switch_to_section to match the above.
20098 2016-01-21 Richard Biener <rguenther@suse.de>
20100 PR tree-optimization/69378
20101 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
20102 (set_ssa_val_to): Use it for dominance checks taking into
20103 account not executable edges.
20105 2016-01-21 Jakub Jelinek <jakub@redhat.com>
20108 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
20109 for bitsize instead of GET_MODE_PRECISION (mode).
20111 2016-01-20 Martin Sebor <msebor@redhat.com>
20114 * extend.texi (__sync Builtins): Clarify the semantics of
20115 __sync_fetch_and_OP built-ins on pointers.
20116 (__atomic Builtins): Same.
20118 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
20119 Sebastian Pop <s.pop@samsung.com>
20121 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
20122 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
20123 (is_valid_rename): Same.
20124 (translate_isl_ast_to_gimple::get_rename): Same.
20125 (translate_isl_ast_to_gimple::rename_all_uses): Same.
20126 (translate_isl_ast_to_gimple::rename_uses): Same.
20127 (get_new_name): Check for close_phi nodes.
20128 (copy_loop_phi_args): Use phi_node_kind.
20129 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
20130 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
20132 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
20133 Sebastian Pop <s.pop@samsung.com>
20135 Revert commit r229783.
20136 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
20137 Remove use of parameter_rename_map.
20138 (copy_def): Remove.
20139 (copy_internal_parameters): Remove.
20140 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
20141 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
20142 (free_sese_info): Do not free parameter_rename_map.
20143 (set_rename): Do not use parameter_rename_map.
20144 (rename_uses): Update call to set_rename.
20145 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
20146 * sese.h (parameter_rename_map_t): Remove.
20147 (struct sese_info_t): Remove field parameter_rename_map.
20149 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
20150 Sebastian Pop <s.pop@samsung.com>
20152 * graphite-isl-ast-to-gimple.c: Fix comment.
20153 * graphite-scop-detection.c (defined_in_loop_p): New.
20154 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
20155 names defined in loop.
20157 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
20158 Sebastian Pop <s.pop@samsung.com>
20160 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
20161 Discard unstructured if-then-else regions.
20163 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
20164 Sebastian Pop <s.pop@samsung.com>
20166 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
20167 (cleanup_loop_iter_dom): Remove.
20168 (build_loop_iteration_domains): Remove.
20169 (build_scop_context): Remove.
20170 (build_scop_iteration_domain): Remove.
20171 (add_loop_constraints): New.
20172 (build_iteration_domains): New.
20173 (build_poly_scop): Call build_iteration_domains.
20175 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
20176 Sebastian Pop <s.pop@samsung.com>
20178 * graphite-scop-detection.c
20179 (scop_detection::harmful_loop_in_region): Free dom and loops.
20180 (scop_detection::loop_body_is_valid_scop): Free bbs.
20182 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
20183 Sebastian Pop <s.pop@samsung.com>
20185 * graphite-scop-detection.c (record_loop_in_sese): New.
20186 (gather_bbs::before_dom_children): Call record_loop_in_sese.
20187 (build_scops): Remove call to build_sese_loop_nests.
20188 * sese.c (sese_record_loop): Remove.
20189 (build_sese_loop_nests): Remove.
20190 (new_sese_info): Remove region->loops.
20191 (free_sese_info): Same.
20192 * sese.h (sese_contains_loop): Same.
20193 (build_sese_loop_nests): Remove.
20194 (sese_contains_loop): Remove.
20196 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
20197 Sebastian Pop <s.pop@samsung.com>
20199 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
20200 loop_is_valid_in_scop.
20201 (scop_detection::harmful_stmt_in_region): Renamed
20202 harmful_loop_in_region.
20203 Call loop_is_valid_in_scop.
20205 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
20206 Sebastian Pop <s.pop@samsung.com>
20208 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
20211 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
20212 Sebastian Pop <s.pop@samsung.com>
20214 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
20215 * graphite.h (struct poly_bb): Remove field is_reduction.
20216 (PBB_IS_REDUCTION): Remove.
20218 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
20219 Sebastian Pop <s.pop@samsung.com>
20221 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
20222 (add_pdr_constraints): Same.
20223 (scop_get_reads): Same.
20224 (scop_get_must_writes): Same.
20225 (scop_get_may_writes): Same.
20226 (scop_get_original_schedule): Same.
20227 (extend_schedule): Same.
20228 (apply_schedule_on_deps): Same.
20229 (carries_deps): Same.
20230 (compute_deps): Same.
20231 (scop_get_dependences): Same.
20232 * graphite-isl-ast-to-gimple.c
20233 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
20234 * graphite-optimize-isl.c (get_schedule_for_band): Same.
20235 (get_schedule_for_band_list): Same.
20236 (get_schedule_map): Same.
20237 (apply_schedule_map_to_scop): Same.
20238 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
20239 (build_loop_iteration_domains): Same.
20240 (add_condition_to_pbb): Same.
20241 (add_param_constraints): Same.
20242 (pdr_add_memory_accesses): Same.
20243 (pdr_add_data_dimensions): Same.
20245 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
20247 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
20250 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
20252 * common.opt (feliminate-dwarf2-dups): Replace references to
20253 "DWARF 2" with just "DWARF".
20254 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
20255 * doc/extend.texi: Likewise.
20256 * doc/cpp.texi: Likewise.
20257 * doc/invoke.texi: Likewise.
20258 (Option Summary): Add -gdwarf to list of Debugging Options.
20259 (Debugging Options): Document -gdwarf.
20260 * doc/contrib.texi: Spell "DWARF" like that.
20262 2016-01-21 Jakub Jelinek <jakub@redhat.com>
20264 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
20265 warning. Fix up formatting.
20267 PR middle-end/67653
20268 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
20269 attempt to mark memory input operand addressable and
20270 call prepare_gimple_addressable in that case. Don't adjust
20271 input_location for diagnostics, use error_at instead.
20273 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
20275 * config/rs6000/ppc-auxv.h: New file.
20276 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
20277 (cpu_is): Likewise.
20278 (cpu_supports): Likewise.
20279 * config/rs6000/rs6000.c: include "ppc-auxv.h".
20280 (cpu_is_info): New variable.
20281 (cpu_supports_info): Likewise.
20282 (tcb_verification_symbol): Likewise.
20283 (cpu_builtin_p): Likewise.
20284 (cpu_expand_builtin): New function.
20285 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
20286 (rs6000_init_builtins): Likewise.
20287 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
20288 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
20289 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
20290 * configure: Regenerate.
20291 * config.in: Likewise.
20292 * doc/extend.texi (PowerPC Built-in Functions): Document
20293 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
20295 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
20298 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
20300 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
20303 2016-01-20 Richard Henderson <rth@redhat.com>
20309 * tree.c (tm_define_builtin): New.
20310 (find_tm_vector_type): New.
20311 (build_tm_vector_builtins): New.
20312 (build_common_builtin_nodes): Call it.
20314 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
20316 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
20317 (arm_fp_ok): Likewise.
20318 (arm_fp): Likewise.
20319 (arm_crypto): Likewise.
20321 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
20322 Richard Biener <rguenther@suse.de>
20324 PR tree-optimization/69328
20325 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
20326 vectors have same number of elements.
20327 (vectorizable_condition): Fix masked version recognition.
20329 2016-01-20 Richard Biener <rguenther@suse.de>
20331 PR tree-optimization/69345
20332 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
20333 (VN_INFO_PTR_INFO): Likewise.
20334 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
20335 info when it is equal between non-dominating SSA names.
20336 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
20337 Make sure to look at original SSA infos.
20339 2016-01-20 Jeff Law <law@redhat.com>
20342 * config/m68k/predicates.md (pow2_m1_operand): New predicate
20344 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
20345 (pc_or_label_operand): New predicate.
20346 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
20347 tests for small integers that are 2^n - 1.
20349 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
20351 * doc/invoke.texi (Options Summary): Add '.' after @xref.
20353 2016-01-19 Jeff Law <law@redhat.com>
20355 PR middle-end/69347
20356 * tree-ssa-threadbackwards.c
20357 (fsm_find_control_statement_thread_paths): Do not try to lookup
20358 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
20360 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
20362 * doc/lto.texi: Remove text that says only Gold has linker plugin
20365 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
20367 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
20368 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
20369 the DIE accordingly.
20370 (modified_type_die): Add REVERSE parameter and pass it recursively,
20371 as well as to base_type_die. Adjust presence check accordingly.
20372 (base_type_for_mode): Adjust call to modified_type_die.
20373 (add_type_attribute): Add REVERSE parameter and pass it to
20375 (generic_parameter_die): Adjust call to add_type_attribute.
20376 (add_scalar_info): Likewise.
20377 (add_subscript_info): Likewise.
20378 (gen_array_type_die): Likewise.
20379 (gen_descr_array_type_die): Likewise.
20380 (gen_entry_point_die): Likewise.
20381 (gen_enumeration_type_die): Likewise.
20382 (gen_formal_parameter_die): Likewise.
20383 (gen_subprogram_die): Likewise.
20384 (gen_variable_die ): Likewise.
20385 (gen_const_die): Likewise.
20386 (gen_field_die): Likewise.
20387 (gen_pointer_type_die): Likewise.
20388 (gen_reference_type_die): Likewise.
20389 (gen_ptr_to_mbr_type_die): Likewise.
20390 (gen_inheritance_die): Likewise.
20391 (gen_subroutine_type_die): Likewise.
20392 (gen_typedef_die): Likewise.
20393 (force_type_die): Adjust call to modified_type_die.
20395 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
20397 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
20398 flow throughout the file. Fix broken link to Objective-C 2.0
20400 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
20403 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
20405 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
20407 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
20410 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
20411 (maybe_record_node): Record cxa_pure_virtual as the only possible
20412 target if there are not ohter candidates.
20413 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
20415 2016-01-19 Richard Biener <rguenther@suse.de>
20417 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
20418 (get_memory_order): Likewise.
20420 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
20422 * tree-vect-stmts.c (vectorizable_store): Check
20425 2016-01-19 David Malcolm <dmalcolm@redhat.com>
20428 * gcc.c (driver::decode_argv): Add call to
20429 init_opts_obstack before init_options_struct.
20430 * opts.c (init_opts_obstack): Remove idempotency.
20431 (init_options_struct): Replace call to init_opts_obstack
20432 with a gcc_assert to verify that it has already been called.
20433 * toplev.c (toplev::main): Add call to init_opts_obstack before
20434 calls to init_options_struct.
20435 (toplev::finalize): Move cleanup of opts_obstack next to
20436 cleanup of save_decoded_options, clearing the latter, and
20437 save_decoded_options_count.
20439 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20442 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
20443 attribute to unconditional. Remove %? from output template.
20445 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
20446 Jiong Wang <jiong.wang@arm.com>
20448 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
20449 generated from different expand order.
20451 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
20453 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
20454 Add support for CCMP costing.
20456 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
20458 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
20459 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
20460 (fccmpe<mode>): Likewise.
20461 (fcmp): Rename to fcmp and globalize pattern.
20463 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
20464 (aarch64_gen_ccmp_next): Add FP support.
20466 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
20468 * target.def (gen_ccmp_first): Update documentation.
20469 (gen_ccmp_next): Likewise.
20470 * doc/tm.texi (gen_ccmp_first): Update documentation.
20471 (gen_ccmp_next): Likewise.
20472 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
20473 expand_ccmp_expr_1. Improve comments.
20474 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
20475 (ccmp_ior<mode>): Remove pattern.
20476 (cmp<mode>): Remove expand.
20477 (cmp): Globalize pattern.
20478 (cstorecc4): Use cc_register.
20479 (mov<mode>cc): Remove ccmp_cc_register check.
20480 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
20481 Simplify after removal of CC_DNE/* modes.
20482 (aarch64_ccmp_mode_to_code): Remove.
20483 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
20484 In 'k' case use integer as condition.
20485 (aarch64_nzcv_codes): Remove inverted cases.
20486 (aarch64_code_to_ccmode): Remove.
20487 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
20488 comparison with CC register to be used in folowing CCMP/branch/CSEL.
20489 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
20490 pattern. Return the comparison with CC register. Invert conditions
20491 when bitcode is OR.
20492 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
20493 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
20495 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
20497 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
20498 instrumented_version.
20500 2016-01-19 Richard Biener <rguenther@suse.de>
20502 PR tree-optimization/69336
20503 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
20504 handled components with get_ref_base_and_extent.
20505 (equal_mem_array_ref_p): Adjust.
20507 2016-01-19 Jakub Jelinek <jakub@redhat.com>
20510 * shrink-wrap.c: Include valtrack.h.
20511 (move_insn_for_shrink_wrap): Add DEBUG argument. If
20512 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
20513 in between insn and where it will be moved to. Call
20514 dead_debug_insert_temp.
20515 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
20516 first and dead_debug_local_finish at the end.
20517 For uses and defs bitmap, handle all regs in between REGNO and
20518 END_REGNO, not just the first one.
20520 2016-01-19 Richard Biener <rguenther@suse.de>
20522 PR tree-optimization/69352
20523 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
20524 (equal_mem_array_ref_p): Constrain size and max size properly.
20525 Compare the reverse flag.
20527 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
20529 * ira.c (ira): Update regstat data if we deleted insns.
20531 2016-01-19 Jakub Jelinek <jakub@redhat.com>
20533 PR rtl-optimization/68955
20534 PR rtl-optimization/64557
20535 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
20536 here. Fix up formatting.
20537 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
20539 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
20542 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
20543 assume that the node has body.
20544 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
20547 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
20549 * lto-streamer-out.c (lto_output): Do not stream instrumentation
20552 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
20554 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
20555 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
20557 2016-01-19 Martin Jambor <mjambor@suse.cz>
20558 Martin Liska <mliska@suse.cz>
20559 Michael Matz <matz@suse.de>
20561 * Makefile.in (OBJS): Add new source files.
20562 (GTFILES): Add hsa.c.
20563 * common.opt (disable_hsa): New variable.
20564 (-Whsa): New warning.
20565 * config.in (ENABLE_HSA): New.
20566 * configure.ac: Treat hsa differently from other accelerators.
20567 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
20568 $enable_offloading.
20569 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
20570 * doc/install.texi (Configuration): Document --with-hsa-runtime,
20571 --with-hsa-runtime-include, --with-hsa-runtime-lib and
20572 --with-hsa-kmt-lib.
20573 * doc/invoke.texi (-Whsa): Document.
20574 (hsa-gen-debug-stores): Likewise.
20575 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
20576 to invoke offload compiler for hsa acclerator.
20577 * opts.c (common_handle_option): Determine whether HSA offloading
20578 should be performed.
20579 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
20580 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
20581 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
20582 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
20583 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
20584 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
20585 GF_OMP_FOR_KIND_GRID_LOOP.
20586 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
20587 (pp_gimple_stmt_1): Likewise.
20588 * gimple-walk.c (walk_gimple_stmt): Likewise.
20589 * gimple.c (gimple_build_omp_grid_body): New function.
20590 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
20591 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
20592 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
20593 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
20594 GF_OMP_TEAMS_GRID_PHONY.
20595 (gimple_statement_omp_single_layout): Updated comments.
20596 (gimple_build_omp_grid_body): New function.
20597 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
20598 (gimple_omp_for_grid_phony): New function.
20599 (gimple_omp_for_set_grid_phony): Likewise.
20600 (gimple_omp_parallel_grid_phony): Likewise.
20601 (gimple_omp_parallel_set_grid_phony): Likewise.
20602 (gimple_omp_teams_grid_phony): Likewise.
20603 (gimple_omp_teams_set_grid_phony): Likewise.
20604 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
20605 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
20606 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
20607 (BUILT_IN_GOMP_TARGET): Updated type.
20608 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
20609 (adjust_for_condition): New function.
20610 (get_omp_for_step_from_incr): Likewise.
20611 (extract_omp_for_data): Moved parts to adjust_for_condition and
20612 get_omp_for_step_from_incr.
20613 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
20614 (fixup_child_record_type): Bail out if receiver_decl is NULL.
20615 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
20616 (scan_omp_parallel): Do not create child functions for phony
20618 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
20619 (scan_omp_1_op): Checking assert we are not remapping to
20620 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
20621 (parallel_needs_hsa_kernel_p): New function.
20622 (expand_parallel_call): Register apprpriate parallel child
20623 functions as HSA kernels.
20624 (grid_launch_attributes_trees): New type.
20625 (grid_attr_trees): New variable.
20626 (grid_create_kernel_launch_attr_types): New function.
20627 (grid_insert_store_range_dim): Likewise.
20628 (grid_get_kernel_launch_attributes): Likewise.
20629 (get_target_argument_identifier_1): Likewise.
20630 (get_target_argument_identifier): Likewise.
20631 (get_target_argument_value): Likewise.
20632 (push_target_argument_according_to_value): Likewise.
20633 (get_target_arguments): Likewise.
20634 (expand_omp_target): Call get_target_arguments instead of looking
20635 up for teams and thread limit.
20636 (grid_expand_omp_for_loop): New function.
20637 (grid_arg_decl_map): New type.
20638 (grid_remap_kernel_arg_accesses): New function.
20639 (grid_expand_target_kernel_body): New function.
20640 (expand_omp): Call it.
20641 (lower_omp_for): Do not emit phony constructs.
20642 (lower_omp_taskreg): Do not emit phony constructs but create for them
20643 a temporary variable receiver_decl.
20644 (lower_omp_taskreg): Do not emit phony constructs.
20645 (lower_omp_teams): Likewise.
20646 (lower_omp_grid_body): New function.
20647 (lower_omp_1): Call it.
20648 (grid_reg_assignment_to_local_var_p): New function.
20649 (grid_seq_only_contains_local_assignments): Likewise.
20650 (grid_find_single_omp_among_assignments_1): Likewise.
20651 (grid_find_single_omp_among_assignments): Likewise.
20652 (grid_find_ungridifiable_statement): Likewise.
20653 (grid_target_follows_gridifiable_pattern): Likewise.
20654 (grid_remap_prebody_decls): Likewise.
20655 (grid_copy_leading_local_assignments): Likewise.
20656 (grid_process_kernel_body_copy): Likewise.
20657 (grid_attempt_target_gridification): Likewise.
20658 (grid_gridify_all_targets_stmt): Likewise.
20659 (grid_gridify_all_targets): Likewise.
20660 (execute_lower_omp): Call grid_gridify_all_targets.
20661 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
20662 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
20663 (tree_omp_clause): Added union field dimension.
20664 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
20665 * tree.c (omp_clause_num_ops): Added number of arguments of
20666 OMP_CLAUSE__GRIDDIM_.
20667 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
20668 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
20669 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
20670 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
20671 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
20672 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
20673 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
20674 * tree-pass.h (make_pass_gen_hsail): Declare.
20675 (make_pass_ipa_hsa): Likewise.
20676 * ipa-hsa.c: New file.
20677 * lto-section-in.c (lto_section_name): Add hsa section name.
20678 * lto-streamer.h (lto_section_type): Add hsa section.
20679 * timevar.def (TV_IPA_HSA): New.
20680 * hsa-brig-format.h: New file.
20681 * hsa-brig.c: New file.
20682 * hsa-dump.c: Likewise.
20683 * hsa-gen.c: Likewise.
20686 * toplev.c (compile_file): Call hsa_output_brig.
20687 * hsa-regalloc.c: New file.
20689 2016-01-18 Jeff Law <law@redhat.com>
20691 PR tree-optimization/69320
20692 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
20693 ranged object, do nothing if the RHS constant is not [0..1].
20694 (optimize_stmt): Comparing a boolean ranged object against a
20695 constant outside [0..1] results in a compile-time constant.
20697 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
20700 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
20702 * doc/invoke.texi (Invoking GCC): Add new section to menu.
20703 (Option Summary): Update to reflect new section and moved options.
20704 (C++ Dialect Options): Move -fstats to new section.
20705 (Debugging Options): Move all dump, statistics, and other GCC
20706 developer options to new section. Rewrite section introduction
20707 and re-order remaining options to put the more basic ones first.
20708 (Optimization Options): Move -fira-verbose and -flto-report* to
20710 (Developer Options): New section incorporating moved options.
20711 * doc/cppopts.texi (-dM): Update cross-reference.
20713 2016-01-18 Richard Henderson <rth@redhat.com>
20716 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
20717 operands to pseudo only if CSE is expected. Split long immediate
20718 operands only after reload, and for the stack pointer.
20719 (*add<GPI>3_pluslong): Remove.
20720 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
20721 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
20722 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
20723 (*add<GPI>3 peepholes): New.
20724 (*add<GPI>3 splitters): New.
20725 * config/aarch64/constraints.md (Upl): New.
20726 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
20728 2016-01-18 Richard Biener <rguenther@suse.de>
20730 PR tree-optimization/69297
20731 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
20733 (vect_bb_vectorization_profitable_p): Clear visited flag again.
20735 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
20737 PR middle-end/68542
20738 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
20739 of mixind vector and scalar types.
20740 (fold_relational_const): Add handling of vector
20741 comparison with boolean result.
20742 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
20743 comparison of vector operands with boolean result for EQ/NE only.
20744 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
20745 (verify_gimple_cond): Likewise.
20746 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
20749 2016-01-18 Joseph Myers <joseph@codesourcery.com>
20751 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
20754 2016-01-18 Richard Biener <rguenther@suse.de>
20756 PR middle-end/69308
20757 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
20759 2016-01-18 Tom de Vries <tom@codesourcery.com>
20761 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
20763 2016-01-18 Tom de Vries <tom@codesourcery.com>
20765 * omp-low.c (set_oacc_fn_attrib): Make extern.
20766 * omp-low.h (set_oacc_fn_attrib): Declare.
20767 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
20768 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
20769 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
20770 Add and handle function parameter oacc_kernels_p.
20771 (find_reduc_addr, get_omp_data_i_param): New function.
20772 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
20773 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
20774 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
20775 Calculate dominance info. Skip loops that are not in a kernels region
20776 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
20777 (pass_parallelize_loops::execute): Call parallelize_loops with
20778 oacc_kernels_p argument.
20779 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
20780 New member function.
20781 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
20782 * passes.def: Add argument to pass_parallelize_loops instantation.
20784 2016-01-18 Tom de Vries <tom@codesourcery.com>
20786 * tree-parloops.c (pass_parallelize_loops::execute): Allow
20787 pass_parallelize_loops to be run outside the loop pipeline.
20789 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
20791 * tree-scalar-evolution.c (follow_copies_to_constant): New.
20792 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
20794 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
20797 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
20798 using get_ref_base_and_extent.
20799 (equal_mem_array_ref_p): New.
20800 (hashable_expr_equal_p): Add call to previous.
20802 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
20805 * tree-sra.c (disqualified_constants, constant_decl_p): New.
20806 (sra_initialize): Allocate disqualified_constants.
20807 (sra_deinitialize): Free disqualified_constants.
20808 (disqualify_candidate): Update disqualified_constants when appropriate.
20809 (create_access): Scan for constant-pool entries as we go along.
20810 (scalarizable_type_p): Add check against type_contains_placeholder_p.
20811 (maybe_add_sra_candidate): Allow constant-pool entries.
20812 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
20813 (initialize_constant_pool_replacements): New.
20814 (sra_modify_assign): Avoid mangling assignments created by previous,
20815 and don't generate writes into constant pool.
20816 (sra_modify_function_body): Call initialize_constant_pool_replacements.
20818 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
20820 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
20821 andnot instruction.
20822 (scalar_chain::convert_op): Likewise.
20823 * config/i386/i386.md (*andndi3_doubleword): New.
20825 2016-01-18 Richard Biener <rguenther@suse.de>
20827 PR tree-optimization/69170
20828 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
20829 building a vector from scalar results of a pattern stmt.
20831 2016-01-18 Jakub Jelinek <jakub@redhat.com>
20833 * haifa-sched.c (autopref_multipass_init): Work around
20834 -Wmaybe-uninitialized warning.
20836 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
20838 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
20839 against the constant 0.
20841 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
20843 PR tree-optimization/68799
20844 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
20845 look up phi candidates in the statement-candidate map.
20846 (phi_add_costs): Likewise.
20847 (record_phi_increments): Likewise.
20848 (phi_incr_cost): Likewise.
20849 (ncd_with_phi): Likewise.
20850 (all_phi_incrs_profitable): Likewise.
20852 2016-01-17 Jakub Jelinek <jakub@redhat.com>
20854 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
20855 -Wmaybe-uninitialized warning.
20857 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
20859 * doc/invoke.texi (Invoking GCC): Add new section to menu.
20860 (Option Summary): Update to reflect new section and moved options.
20861 (C++ Dialect Options): Move -fvtable-verify and related options.
20862 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
20863 and profiling-related options.
20864 (Optimization Options): Move profile generation options and
20865 -fstack-protector and related options.
20866 (Instrumentation Options): New section incorporating moved options.
20867 (Code Generation Options): Move -finstrument-functions and
20868 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
20870 2016-01-16 Tom de Vries <tom@codesourcery.com>
20872 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
20874 2016-01-16 Tom de Vries <tom@codesourcery.com>
20876 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
20878 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
20880 * hash-table.h (hash_table::empty): Turn into an inline wrapper
20881 that checks whether the table is already empty. Rename the
20882 original implementation to...
20883 (hash_table::empty_slot): ...this new private function.
20885 2016-01-15 David Malcolm <dmalcolm@redhat.com>
20887 PR diagnostic/68899
20888 * diagnostic-show-locus.c (layout::print_source_line): Move x
20889 offset of line until after call to
20890 get_line_width_without_trailing_whitespace.
20892 2016-01-15 Jeff Law <law@redhat.com>
20894 PR tree-optimization/69270
20895 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
20896 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
20897 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
20898 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
20899 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
20900 ssa_name_has_boolean_range and constant_boolean_node.
20902 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
20904 PR rtl-optimization/69030
20905 * lra-spills.c (remove_pseudos): Check nrefs and make the function
20907 (spill_pseudos): Delete debug insn for dead pseudo.
20908 (lra_spill): Initiate spill_hard_reg and slots memory separately.
20910 2016-01-15 Jiong Wang <jiong.wang@arm.com>
20912 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
20914 (TYPES_UNOPUS): Likewise.
20915 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
20916 builtin type, from UNOP to UNOPUS.
20917 (lbtruncuv4sf): Likewise.
20918 (lbtruncuv2df): Likewise.
20919 (lrounduv2sf): Likewise.
20920 (lrounduv4sf): Likewise.
20921 (lrounduv2df): Likewise.
20922 (lroundusf): Likewise.
20923 (lroundusf): Likewise.
20924 (lceiluv2sf): Likewise.
20925 (lceiluv4sf): Likewise.
20926 (lceiluv2df): Likewise.
20927 (lceilusf): Likewise.
20928 (lceiludf): Likewise.
20929 (lflooruv2sf): Likewise.
20930 (lflooruv4sf): Likewise.
20931 (lflooruv2df): Likewise.
20932 (lfloorusf): Likewise.
20933 (lfloorudf): Likewise.
20934 (lfrintnuv2sf): Likewise.
20935 (lfrintnuv4sf): Likewise.
20936 (lfrintnuv2df): Likewise.
20937 (lfrintnusf): Likewise.
20938 (lfrintnudf): Likewise.
20939 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
20941 (vcvtq_u32_f32): Likewise.
20942 (vcvtq_u64_f64): Likewise.
20943 (vcvta_u32_f32): Likewise.
20944 (vcvtaq_u32_f32): Likewise.
20945 (vcvtaq_u64_f64): Likewise.
20946 (vcvtm_u32_f32): Likewise.
20947 (vcvtmq_u32_f32): Likewise.
20948 (vcvtmq_u64_f64): Likewise.
20949 (vcvtn_u32_f32): Likwise.
20950 (vcvtnq_u32_f32): Likewise.
20951 (vcvtnq_u64_f64): Likewise.
20952 (vcvtp_u32_f32): Likewise.
20953 (vcvtpq_u32_f32): Likewise.
20954 (vcvtpq_u64_f64): Likewise.
20955 (vcvtmd_u64_f64): Likewise.
20956 (vcvtms_u32_f32): Likewise.
20957 (vcvtad_u64_f64): Likewise.
20958 (vcvtas_u32_f32): Likewise.
20959 (vcvtnd_u64_f64): Likewise.
20960 (vcvtns_u32_f32): Likewise.
20961 (vcvtpd_u64_f64): Likewise.
20962 (vcvtps_u32_f32): Likewise.
20964 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20966 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
20967 CSEL of zero_extended registers.
20969 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20971 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
20972 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
20974 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20976 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
20977 false when argument string is not found in the attributes table
20980 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
20983 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
20984 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
20985 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
20986 precision estimate.
20988 2016-01-15 Richard Biener <rguenther@suse.de>
20990 PR tree-optimization/66856
20991 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
20992 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
20993 (vect_create_new_slp_node): Increment stmt reference count.
20994 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
20995 an SLP tree before swapping operands.
20996 (vect_build_slp_tree): Likewise.
20997 (destroy_bb_vec_info): Free stmt info after SLP instances.
20998 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
20999 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
21000 (STMT_VINFO_NUM_SLP_USES): New macro.
21002 2016-01-15 Richard Biener <rguenther@suse.de>
21005 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
21006 (add_linkage_name): ... here.
21007 (gen_typedef_die): Use add_linkage_name_raw instead of
21008 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
21011 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
21013 * gimplify.c (oacc_default_clause): Decode reference and pointer
21014 types for both kernels and parallel regions.
21016 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
21018 PR middle-end/69246
21019 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
21021 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
21023 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
21024 (convert_scalars_to_vector): Likewise.
21026 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
21028 * doc/extend.texi (Type Traits): Fix grammar.
21030 2016-01-15 Martin Jambor <mjambor@suse.cz>
21032 * tree-inline.c (remap_decl): Use existing dclarations if
21033 remapping a type and prevent_decl_creation_for_types.
21034 (replace_locals_stmt): Do an initial remapping of non-VLA typed
21035 decls first. Do real remapping with
21036 prevent_decl_creation_for_types set.
21037 * tree-inline.h (copy_body_data): New field
21038 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
21041 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
21043 * config/s390/s390.opt (mmvcle): More verbose help text.
21045 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
21047 * config/s390/s390.opt: Add period to -mzvector option text.
21049 2016-01-15 Richard Biener <rguenther@suse.de>
21051 PR tree-optimization/68961
21052 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
21053 of invariants in stores again.
21055 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
21057 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
21059 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
21061 * config/i386/i386.c (ix86_expand_branch): Don't split
21062 DI mode xor instruction to SI mode.
21064 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
21067 * ipa-icf.c (sem_function::merge): Virtual functions may become
21068 reachable even if they address is not taken and there are no
21071 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
21073 * lto-streamer-out.c (subtract_estimated_size): New function.
21074 (get_symbol_initial_value): Use it.
21076 2016-01-15 Christian Bruel <christian.bruel@st.com>
21079 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
21080 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
21081 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
21082 use add_builtin_function_ext_scope instead of add_builtin_function.
21083 (neon_set_p, neon_crypto_set_p): Remove.
21084 (arm_init_builtins): Always call arm_init_neon_builtins and
21085 arm_init_crypto_builtins.
21086 (arm_expand_builtin): Check that builtins are allowed for the arch.
21087 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
21088 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
21089 arm_init_neon_builtins call.
21091 2016-01-15 Richard Biener <rguenther@suse.de>
21093 PR tree-optimization/69117
21094 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
21095 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
21096 of the leader conservatively.
21097 (free_scc_vn): Restore original SSA name infos.
21099 2016-01-14 Jeff Law <law@redhat.com>
21101 PR tree-optimization/69270
21102 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
21103 single bit of precision, verify it's also unsigned.
21104 (record_edge_info): Use constant_boolean_node rather than fold_convert
21105 to convert boolean_true/boolean_false to the right type.
21107 2016-01-14 Richard Henderson <rth@redhat.com>
21110 * loop-doloop.c (record_reg_sets): New.
21111 (doloop_optimize): Reject the transform if the sequence
21112 clobbers registers live at the end of the loop block.
21113 (doloop_optimize_loops): Enable df_live if needed.
21115 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
21117 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
21118 * config/rs6000/rs6000.c: Likewise.
21119 * config/rs6000/rs6000.h: Likewise.
21120 * config/rs6000/rs6000.md: Likewise.
21121 * doc/extend.texi: Likewsie.
21123 2016-01-14 Jeff Law <law@redhat.com>
21125 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
21128 2016-01-14 Richard Henderson <rth@redhat.com>
21132 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
21133 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
21134 instead of builtin_decl_declared_p to test for declaration.
21136 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
21138 * doc/loop.texi (Loop Analysis and Representation): Document
21139 loop_depth function.
21141 2016-01-14 Tom de Vries <tom@codesourcery.com>
21143 PR tree-optimization/68773
21144 * omp-low.c (expand_omp_target): Don't set force_output.
21145 * varpool.c (varpool_node::get_create): Same.
21146 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
21147 offload_funcs with force_output.
21149 2016-01-14 Jakub Jelinek <jakub@redhat.com>
21152 * lra-eliminations.c (move_plus_up): Don't change anything if either
21153 the outer or inner subreg mode is not MODE_INT.
21154 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
21155 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
21157 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
21159 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
21160 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
21161 reduc_uplus_@var{m}): Remove.
21162 * expr.c (expand_expr_real_2): Remove expansion path for
21163 reduc_[us](min|max|plus) optabs.
21164 * optabs-tree.c (scalar_reduc_to_vector): Remove.
21165 * optabs-tree.h (scalar_reduc_to_vector): Remove.
21166 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
21167 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
21168 * tree-vect-loop.c (vectorizable_reduction): Remove test for
21169 reduc_[us](min|max|plus) optabs.
21171 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
21173 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
21174 (reduc_plus_scal_v2sf): New.
21175 (reduc_smax_v2sf): Rename to...
21176 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
21177 (reduc_smin_v2sf): Rename to...
21178 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
21180 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
21182 * alias.c (compare_base_symbol_refs): New function.
21183 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
21186 2016-01-14 Jakub Jelinek <jakub@redhat.com>
21188 PR middle-end/68146
21189 PR tree-optimization/69155
21190 * tree-complex.c: Include cfganal.h.
21191 (phis_to_revisit): New variable.
21192 (extract_component): Add phiarg_p argument. Assert that returned
21193 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
21194 (update_phi_components): Partly rewrite to use loop over real/imag
21195 components instead of code duplication. If extract_component returns
21196 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
21197 create_tmp_reg into the PHI node instead, and mention the phi triplet
21198 in phis_to_revisit.
21199 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
21200 in phis_to_revisit at the end.
21202 2016-01-14 Richard Biener <rguenther@suse.de>
21204 PR tree-optimization/68060
21205 * tree-vect-loop.c (vect_is_simple_reduction): Check the
21206 outer loop reduction is only used in the inner loop before
21207 detecting a double reduction.
21209 2016-01-14 Jakub Jelinek <jakub@redhat.com>
21212 * combine.c (expand_field_assignment): Punt if compute_mode is
21213 unsupported scalar mode.
21215 2016-01-14 Richard Biener <rguenther@suse.de>
21217 PR tree-optimization/66856
21218 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
21219 SLP node only if it built successfully.
21220 (vect_analyze_slp_instance): Adjust.
21222 2016-01-14 Jeff Law <law@redhat.com>
21224 PR tree-optimization/69270
21225 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
21226 (record_edge_info): Use it. Convert boolean_{true,false}_node
21227 to the type of op0.
21229 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
21232 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
21233 use block_ultimate_origin
21234 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
21236 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
21238 * doc/invoke.texi (Submodel Options): Rename section to
21239 "Machine-Dependent Options" to better reflect its content.
21240 Rewrite introductory text to remove archaic CPU names.
21243 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
21245 * doc/invoke.texi (Code Gen Options): Move section up in file,
21246 before target-specific options. Update menu and option summary
21247 to reflect the new section ordering.
21249 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
21251 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
21252 (C++ Dialect Options): Add cross-reference to -std option.
21253 * doc/standards.texi (C++ Language): Document C++14 support.
21255 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
21257 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
21258 for pack/unpack functions for __ibm128.
21259 (PACK_IF): Likewise.
21260 (UNPACK_IF): Likewise.
21262 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
21263 support for __ibm128 pack/unpack functions.
21264 (rs6000_invalid_builtin): Likewise.
21265 (rs6000_init_builtins): Likewise.
21266 (rs6000_opt_masks): Likewise.
21268 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
21269 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
21271 (RS6000_BTM_COMMON): Likewise.
21273 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
21274 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
21275 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
21276 128-bit floating point. Add support for the double values to be
21277 in Altivec registers for TF/IF packing and unpacking, but restrict
21278 TD packing sub-fields to be FPR registers. Don't allow overlapped
21279 register support for packing. Allow pack inputs to be memory
21280 locations. Don't build generator functions for unpack<mode>_dm
21281 and unpack<mode>_nodm.
21282 (unpack<mode>_dm): Likewise.
21283 (unpack<mode>_nodm): Likewise.
21284 (pack<mode>): Likewise.
21286 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
21287 built-in functions to pack/unpack explicit __ibm128 values.
21288 (__builtin_unpack_ibm128): Likewise.
21290 * doc/extend.texi (PowerPC Built-in Functions): Document
21291 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
21293 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
21296 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
21297 Add new arg loc and pass it down as context.
21298 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
21299 to the location to use for the warning.
21300 (check_function_arguments): New arg loc. All callers changed. Pass
21301 it to check_function_nonnull.
21302 * c-common.h (check_function_arguments): Adjust declaration.
21304 2016-01-13 Jakub Jelinek <jakub@redhat.com>
21306 PR tree-optimization/69156
21307 * gimple.c (validate_type): Removed.
21308 (gimple_builtin_call_types_compatible_p): Use
21309 useless_type_conversion_p instead of validate_type.
21310 * value-prof.c (gimple_stringop_fixed_value): Fold
21311 icall_size to correct type.
21313 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
21315 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
21318 2016-01-13 Richard Henderson <rth@redhat.com>
21321 * target.def (builtin_tm_load, builtin_tm_store): Remove.
21322 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
21323 (ix86_builtin_tm_store): Remove.
21324 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
21325 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
21326 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
21327 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
21328 * doc/tm.texi: Rebuild.
21330 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
21331 (BUILT_IN_TM_MEMCPY_RTWN): New.
21332 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
21333 fallback from vector to integer helpers.
21334 (build_tm_load): Handle vector types directly, instead of
21336 (build_tm_store): Likewise.
21337 (expand_assign_tm): Prepare for register types not handled by
21338 the above. Copy them to memory and use memcpy.
21339 * tree.c (tm_define_builtin): New.
21340 (find_tm_vector_type): New.
21341 (build_tm_vector_builtins): New.
21342 (build_common_builtin_nodes): Call it.
21344 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
21346 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
21347 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
21349 2016-01-13 Tom de Vries <tom@codesourcery.com>
21351 PR tree-optimization/69169
21352 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
21353 handled_struct_type param.
21354 (create_variable_info_for, intra_create_variable_infos): Call
21355 create_variable_info_for_1 with extra arg.
21357 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
21359 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
21360 and "armv8.1-a+crc" entries.
21362 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
21365 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
21366 Change first operand predicate from register_or_constm1_operand
21367 to register_operand.
21368 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
21369 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
21370 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
21371 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
21372 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
21373 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
21374 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
21375 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
21376 comparison with constm1_rtx from vec_prefetch_gen part.
21378 2016-01-13 Richard Biener <rguenther@suse.de>
21380 PR tree-optimization/69013
21381 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
21382 Exchange assert for a test.
21384 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21387 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
21389 2016-01-13 Richard Biener <rguenther@suse.de>
21391 PR tree-optimization/69242
21392 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
21393 assert with a check.
21395 2016-01-13 Richard Biener <rguenther@suse.de>
21397 PR tree-optimization/69186
21398 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
21399 Properly guard vect_update_misalignment_for_peel call.
21401 2016-01-12 Jeff Law <law@redhat.com>
21403 PR tree-optimization/pr67755
21404 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
21405 "need_profile_correction".
21406 (thread_block_1): Initialize new field to false by default. If we
21407 have multiple thread paths through a common joiner to different
21408 final targets, then set new field to true.
21409 (compute_path_counts): Only do count adjustment when it's really
21412 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
21414 * doc/invoke.texi (Spec Files): Move section down in file, past
21415 all command-line option descriptions.
21417 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
21419 PR middle-end/54809
21420 * doc/gty.texi: Remove documentation of mark_hook.
21421 * gengtype.c (struct write_types_data): Remove code to support
21422 mark_hook attribute.
21423 (walk_type): Likewise.
21424 (write_func_for_structure): Likewise.
21426 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
21428 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
21429 Directory Options, and -specs= to Overall Options.
21430 (Overall Options): Adjust similarly. Reorder to group related
21431 options together. Make -specs= cross-reference the spec file details.
21432 (Directory Options): Adjust similarly.
21434 2016-01-12 Jeff Law <law@redhat.com>
21436 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
21438 2016-01-12 Olivier Hainque <hainque@adacore.com>
21440 * gcc.c (spec_undefvar_allowed): New global.
21441 (process_command): Set to true when running for --version or --help,
21443 (getenv_spec_function): When the variable is not defined, use the
21444 variable name as the variable value if we're allowed not to issue
21447 2016-01-12 Bin Cheng <bin.cheng@arm.com>
21449 PR tree-optimization/68911
21450 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
21451 information computed for expression "init + nit * step".
21453 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
21455 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
21456 about name of GCC executable. Remove deleted node from menu.
21457 (Directory Options) <-B>: Remove cross-reference to deleted node.
21458 (Target Options): Delete section.
21460 2016-01-12 Christian Bruel <christian.bruel@st.com>
21463 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
21464 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
21466 2016-01-12 Jakub Jelinek <jakub@redhat.com>
21469 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
21470 aligned_mem is properly set for AVX512-VL floating point masked
21474 * ifcvt.c (cond_exec_process_if_block): When removing the last
21475 insn from then_bb, remove also any possible barriers that follow it.
21477 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
21481 * config/i386/iamcu.h (SIZE_TYPE): New macro.
21482 (PTRDIFF_TYPE): Likewise.
21483 (WCHAR_TYPE): Likewise.
21484 (WCHAR_TYPE_SIZE): Likewise.
21485 (STDINT_LONG32): Likewise.
21487 2016-01-12 Richard Biener <rguenther@suse.de>
21489 PR tree-optimization/69053
21490 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
21491 convert initial value for cond reductions.
21493 2016-01-12 Richard Biener <rguenther@suse.de>
21495 PR tree-optimization/69007
21496 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
21497 widen_sum after dot_prod and sad.
21499 2016-01-12 Richard Biener <rguenther@suse.de>
21501 PR tree-optimization/69168
21502 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
21503 pattern stmt SLP type.
21504 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
21505 end up unused so cope with that case.
21507 2016-01-12 Richard Biener <rguenther@suse.de>
21509 PR tree-optimization/69157
21510 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
21511 stmts def type only during analyze phase.
21512 (vectorizable_call): Likewise.
21513 (vectorizable_simd_clone_call): Likewise.
21514 (vectorizable_conversion): Likewise.
21515 (vectorizable_assignment): Likewise.
21516 (vectorizable_shift): Likewise.
21517 (vectorizable_operation): Likewise.
21518 (vectorizable_store): Likewise.
21519 (vectorizable_load): Likewise.
21521 2016-01-12 Richard Biener <rguenther@suse.de>
21523 PR tree-optimization/69174
21524 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
21526 (vectorizable_load): Properly compute the number of loads needed
21527 for permuted strided SLP loads and do not spuriously assign
21528 to SLP_TREE_VEC_STMTS.
21530 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
21532 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
21533 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
21534 (MD_EXEC_PREFIX): Remove.
21535 (MD_STARTFILE_PREFIX) Removee.
21536 (FILE_NAME_ABSOLUTE_P): Remove.
21537 (CPP_SPEC): Do not read macros from sys/version.h.
21538 (LINK_COMMAND_SPEC): Remove.
21539 (LOCAL_INCLUDE_DIR): Remove.
21540 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
21541 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
21542 (POST_LINK_SPEC): Define to invoke stubify after linker
21543 (LIBSTDCXX): Remove define
21544 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
21545 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
21546 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
21547 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
21548 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
21549 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
21550 (i386_djgpp_asm_named_section): Add propotype of new procedure
21552 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
21553 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
21554 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
21555 in config/i386/djgpp.h).
21556 (STANDARD_STARTFILE_PREFIX_2): Define identical to
21557 STANDARD_STARTFILE_PREFIX_1.
21558 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
21559 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
21560 installation errors.
21561 (MAX_OFILE_ALIGNMENT): Define to 128.
21562 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
21564 * config/i386/djgpp.c: New file. Add implementation of
21565 i386_djgpp_asm_named_section.
21567 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
21569 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
21570 Add rule for building djgpp.o.
21572 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
21574 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
21575 (rtx_is_swappable_p): Reductions are swappable.
21576 (insn_is_swappable_p): V2DF reductions are swappable.
21578 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
21580 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
21581 reloads for other unsupported memory operands.
21583 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
21584 Jim Wilson <jim.wilson@linaro.org>
21587 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
21588 copy_to_mode_reg instead of force_reg.
21590 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
21593 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
21594 TARGET_80387 is true.
21596 2016-01-11 Jakub Jelinek <jakub@redhat.com>
21599 * lra-eliminations.c (move_plus_up): Only move plus up
21600 if subreg of the constant can be simplified into constant
21601 and use the simplified subreg of the constant instead of
21602 the original constant.
21604 * fold-const.c (fold_convertible_p): Don't return true
21605 for conversion of VECTOR_TYPE to same sized integral type.
21606 (fold_convert_loc): Fix up formatting. Fold conversion of
21607 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
21608 instead of NOP_EXPR.
21610 PR tree-optimization/69214
21611 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
21612 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
21615 PR tree-optimization/69207
21616 * tree-vect-slp.c (vect_get_constant_vectors): For
21617 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
21618 fold_convertible_p to vector_type's element type, and always
21619 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
21621 2016-01-11 Richard Biener <rguenther@suse.de>
21623 PR tree-optimization/69173
21624 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
21625 fixup the cycle if all stmts are in a pattern.
21627 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
21629 PR middle-end/68999
21630 * alias.c (base_alias_check): Move check for addresses with
21631 alignment ANDs before the call for compare_base_decls.
21632 (memrefs_conflict_p): Return -1 for different decls
21633 that went through alignment adjustments.
21635 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21637 PR rtl-optimization/68796
21638 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
21639 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
21640 and QImode comparisons against zero with CC_NZmode.
21641 * config/aarch64/iterators.md (short_mask): New mode_attr.
21643 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
21645 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
21646 (<avx512>_store<mode>_mask): Likewise.
21648 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
21649 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21651 PR rtl-optimization/68841
21652 * ifcvt.c (struct noce_if_info): Add orig_x field.
21653 (bbs_ok_for_cmove_arith): Add to_rename parameter.
21654 Don't record conflicts on to_rename if it's present.
21655 Allow memory destinations in sets.
21656 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
21657 blocks, passing orig_x to the checks.
21658 (noce_process_if_block): Set if_info->orig_x appropriately.
21660 2016-01-11 Tom de Vries <tom@codesourcery.com>
21662 PR tree-optimization/69069
21663 * tree-parloops.c (create_parallel_loop): Add missing phi args.
21665 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
21667 PR rtl-optimization/68920
21668 * config/i386/i386.c (ix86_option_override_internal): Restrict number
21669 of conditional moves for RTL if-conversion to 1 for
21670 TARGET_ONE_IF_CONV_INSN.
21671 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
21672 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
21673 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
21674 parameter to restirct number of conditional moves for
21676 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
21677 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
21680 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
21683 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
21684 onepart vars. Fix typo in comment. Fix reversed condition in
21686 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
21689 * var-tracking.c (dump_onepart_variable_differences): New.
21690 (dataflow_set_different): If a detailed dump is requested,
21691 delay early returns and dump differences between onepart
21692 variables present before and after, and added variables.
21694 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
21697 * expr.c (expand_expr_real_1): For boolean vector constants
21698 with a scalar mode use const_scalar_mask_from_tree.
21699 (const_scalar_mask_from_tree): New.
21700 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
21701 assigned to a mask type to handle constants.
21703 2016-01-11 Martin Jambor <mjambor@suse.cz>
21706 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
21707 useless parameters if we cannot change function signature.
21709 2016-01-11 Martin Jambor <mjambor@suse.cz>
21712 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
21715 2016-01-11 Tom de Vries <tom@codesourcery.com>
21717 PR tree-optimization/69109
21718 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
21721 2016-01-11 Tom de Vries <tom@codesourcery.com>
21723 PR tree-optimization/69108
21724 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
21725 res is not used in a phi.
21727 2016-01-11 Yury Gribov <y.gribov@samsung.com>
21730 * common.opt (frandom-seed): Fix parameter name.
21731 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
21733 2016-01-11 Tom de Vries <tom@codesourcery.com>
21735 PR tree-optimization/69058
21736 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
21739 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
21741 * config/arc/arc.opt (mdiv-rem): Add period to the end.
21742 (mcode-density): Likewise.
21744 2016-01-10 Tom de Vries <tom@codesourcery.com>
21746 PR tree-optimization/69062
21747 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
21748 (parallelize_loops): Don't paralelize loop that has phi with address
21751 2016-01-10 Tom de Vries <tom@codesourcery.com>
21753 PR tree-optimization/69039
21754 * tree-parloops.c (try_create_reduction_list): Only allow single exit
21757 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
21759 PR middle-end/68743
21760 * match.pd: Require target has function_c99_misc before doing
21761 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
21763 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
21765 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
21767 * configure: Regenerate.
21769 2016-01-09 Jakub Jelinek <jakub@redhat.com>
21771 PR middle-end/50865
21772 PR tree-optimization/69097
21773 * fold-const.h (expr_not_equal_to): New prototype.
21774 * fold-const.c: Include stringpool.h and tree-ssanames.h.
21775 (expr_not_equal_to): New function.
21776 * match.pd (X % -Y is the same as X % Y): Don't optimize
21777 unless X is known not to be equal to minimum or Y is known
21778 not to be equal to -1.
21779 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
21780 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
21781 (simplify_stmt_using_ranges): Adjust caller.
21782 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
21783 substitute_and_fold.
21785 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
21787 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
21790 2016-01-08 Jakub Jelinek <jakub@redhat.com>
21792 PR tree-optimization/69167
21793 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
21794 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
21796 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
21798 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
21799 Richard Biener <rguenther@suse.de>
21801 PR tree-optimization/68707
21802 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
21803 instances that can be handled via vect_load_lanes.
21805 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
21807 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
21808 if we can't determine address equivalence.
21809 * alias.c (compare_base_decl): Update for changed return value of
21810 symtab_node::equal_address_to.
21812 2016-01-08 Jason Merrill <jason@redhat.com>
21816 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
21817 * expr.c (store_field): Not here.
21818 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
21819 call with TREE_ADDRESSABLE type.
21820 * tree-cfg.c (verify_gimple_call): Adjust.
21822 2016-01-08 Olivier Hainque <hainque@adacore.com>
21824 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
21827 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
21829 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
21830 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
21831 (reduc_smin_v2sf): Rename to...
21832 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
21833 (reduc_splus_v2sf): Rename to...
21834 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
21836 2016-01-08 Jakub Jelinek <jakub@redhat.com>
21838 PR tree-optimization/69162
21839 * gimplify.c (gimplify_va_arg_expr): Encode original type of
21840 valist argument in another argument.
21841 (gimplify_modify_expr): Adjust for the above change. Cleanup.
21842 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
21843 to determine the va_list type, build a MEM_REF instead of
21844 build_fold_indirect_ref.
21846 PR tree-optimization/69172
21847 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
21850 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
21852 PR tree-optimization/67781
21853 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
21854 and cmpnop in two steps: first the ones not accessed in original
21855 gimple expression in a endian independent way and then the ones not
21856 accessed in the final result in an endian-specific way.
21858 2016-01-08 Jakub Jelinek <jakub@redhat.com>
21860 PR tree-optimization/69083
21861 * tree-vect-slp.c (vect_get_constant_vectors): For
21862 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
21863 element type. If op is fold_convertible_p to vector_type's element
21864 type, use NOP_EXPR instead of VCE.
21866 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
21868 PR rtl-optimization/67778
21869 PR rtl-optimization/68634
21870 PR rtl-optimization/68909
21871 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
21872 block from the stack until done with it. Remove a superfluous
21873 bitmap set. Remove a superfluous bitmap test.
21875 2016-01-07 Martin Sebor <msebor@redhat.com>
21878 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
21879 constraint on the type of arguments.
21881 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
21883 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
21884 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
21885 unaligned_access on the gcc_options set.
21886 * config/arm/arm.c (arm_option_override_internal): Use
21887 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
21889 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
21892 * config/i386/i386.c (ix86_frame_pointer_required): Enable
21893 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
21895 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
21898 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
21901 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
21902 depending on frame_pointer_needed before remaining integer and SSE
21903 registers are saved.
21905 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
21908 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
21910 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
21913 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
21914 Use the "xBm" constraint.
21915 (float<sseintvecmodelower><mode>2<mask_name><round_name):
21917 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
21918 (sse_cvtsi2ssq<round_name>): Likewise.
21919 (sse_cvtss2si<round_name>): Likewise.
21920 (sse_cvtss2siq<round_name>): Likewise.
21921 (sse2_cvtsi2sdq<round_name>): Likewise.
21922 (sse2_cvtsd2si<round_name>): Likewise.
21923 (sse2_cvtsd2siq<round_name>): Likewise.
21924 * config/i386/subst.md (round_nimm_scalar_predicate): New
21927 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
21929 PR middle-end/67639
21930 * varasm.c (make_decl_rtl): Mark invalid register vars as
21933 PR rtl-optimization/66206
21934 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
21935 All callers changed.
21937 2016-01-07 Jakub Jelinek <jakub@redhat.com>
21939 PR tree-optimization/69141
21940 * tree-ssa-pre.c: Include langhooks.h.
21941 (eliminate_dom_walker::before_dom_children): Use
21942 lang_hooks.decl_printable_name instead of
21943 cgraph_node::get ()->name ().
21945 PR middle-end/68960
21946 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
21947 it and DECL_ALIGN too.
21949 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
21951 * config/mips/mips-ftypes.def: Sort to lexicographical order.
21953 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
21956 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
21957 depending on frame_pointer_needed before remaining integer and SSE
21958 registers are saved.
21960 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
21962 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
21963 mode iterator with VSX_M2.
21964 (*p9_vecstore_<mode>): Likewise.
21965 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
21966 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
21967 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
21968 (define_split for VSX_LE128 stores): Likewise.
21969 (define_peephole2 for TImode LE swaps): Likewise.
21970 (define_split for VSX_LE128 post-reload stores): Likewise.
21972 2016-01-06 Marek Polacek <polacek@redhat.com>
21975 * convert.c (convert_to_integer_1): Adjust call to
21976 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
21977 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
21978 EXPR instead of ARG.
21979 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
21981 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
21984 * doc/extend.texi (RL78 Variable Attributes): New section.
21986 2016-01-05 Marek Polacek <polacek@redhat.com>
21989 * builtins.c (get_memmodel): Use expansion point location rather than
21990 the input location. Call warning_at rather than warning.
21991 (expand_builtin_atomic_compare_exchange): Likewise.
21992 (expand_builtin_atomic_load): Likewise.
21993 (expand_builtin_atomic_store): Likewise.
21994 (expand_builtin_atomic_clear): Likewise.
21996 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
21999 * config/i386/i386.c (ix86_expand_vector_logical_operator):
22000 Replace nonimmediate_operand with vector_operand.
22001 * config/i386/predicates.md (vector_operand): New predicate.
22002 (general_vector_operand): Replace nonimmediate_operand with
22004 * config/i386/sse.md: Replace nonimmediate_operand with
22005 vector_operand and m constraint with Bm constraint on SSE
22006 patterns with 16-byte memory operand.
22007 * config/i386/subst.md (round_nimm_predicate): Replace
22008 nonimmediate_operand with vector_operand.
22009 (round_saeonly_nimm_predicate): Likewise.
22010 (round_saeonly_nimm_scalar_predicate): New.
22012 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
22015 * config/i386/constraints.md (Bm): New constraint.
22016 * config/i386/predicates.md (vector_memory_operand): New
22018 * config/i386/sse.md: Replace xm with xBm in plusminus and
22019 any_logic patterns.
22021 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
22024 * doc/extend.texi (V850 Function Attributes): New section.
22025 (V850 Variable Attributes): New section.
22027 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
22030 * doc/extend.texi (MicroBlaze Function Attributes): Document
22031 interrupt_handler and fast_interrupt attributes.
22033 2016-01-05 Sergei Trofimovich <siarheit@google.com>
22036 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
22037 for local symbolic operands.
22038 * config/ia64/predicates.md (local_symbolic_operand64): New
22041 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22043 PR rtl-optimization/68651
22044 * combine.c (combine_simplify_rtx): Canonicalize x + x into
22047 2016-01-05 Nathan Sidwell <nathan@acm.org>
22049 * alias.c (compare_base_decls): Use symtab_node::get.
22051 2016-01-05 Nick Clifton <nickc@redhat.com>
22054 * ira-costs.c (copy_cost): Initialise the t_icode field of the
22055 secondary_reload_info structure.
22058 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
22059 decls if weak support is available.
22061 2016-01-04 Martin Sebor <msebor@redhat.com>
22063 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
22065 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
22067 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
22068 OPTION_MASK_P9_DFORM.
22070 * config/rs6000/constraints.md (wo constraint): New constraint for
22073 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
22075 (rs6000_init_hard_regno_mode_ok): Likewise.
22077 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
22080 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
22081 expanders not to have constraints. Add support for ISA 3.0 xxperm
22082 instruction. Add support for fusing xxlor with xxperm.
22083 (altivec_vperm_<mode>_internal): Likewise.
22084 (altivec_vperm_v8hiv16qi): Likewise.
22085 (altivec_vperm_<mode>v16q): Likewise.
22086 (altivec_vperm_<mode>_uns): Likewise.
22087 (vperm_v8hiv4si): Likewise.
22088 (vperm_v16qiv8hi): Likewise.
22090 * doc/md.texi (RS/6000 constraints): Document wo constraint.
22092 2016-01-04 Jakub Jelinek <jakub@redhat.com>
22094 Update copyright years.
22096 * gcc.c (process_command): Update copyright notice dates.
22097 * gcov-dump.c (print_version): Ditto.
22098 * gcov.c (print_version): Ditto.
22099 * gcov-tool.c (print_version): Ditto.
22100 * gengtype.c (create_file): Ditto.
22101 * doc/cpp.texi: Bump @copying's copyright year.
22102 * doc/cppinternals.texi: Ditto.
22103 * doc/gcc.texi: Ditto.
22104 * doc/gccint.texi: Ditto.
22105 * doc/gcov.texi: Ditto.
22106 * doc/install.texi: Ditto.
22107 * doc/invoke.texi: Ditto.
22109 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
22111 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
22112 modes larger than TImode as TImode if NEON is not enabled.
22114 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
22117 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
22118 mode for %f0-%f31 only if TARGET_FPU.
22120 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
22123 * config/sparc/sparc.c (scan_record_type): Take into account subfields
22124 to compute the PACKED_P predicate.
22125 (function_arg_record_value): Minor tweaks.
22127 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
22129 * doc/install.texi (--with-multilib-list): Describe the meaning of the
22130 option for arm*-*-* targets.
22132 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
22134 * doc/extend.texi (Common Function Attributes): Move docs for
22135 MSP430-specific attributes to....
22136 (MSP430 Function Attributes): ...here. Delete the redundant
22137 entries and copy-edit the remaining text.
22138 (MSP430 Variable Attributes): Use uniform format for index
22139 entries and add a cross-reference to the corresponding function
22142 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
22144 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
22146 (x86 Options): Likewise.
22148 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
22152 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
22153 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
22154 to corresponding attribute.
22156 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
22158 * doc/extend.texi (Common Function Attributes) <noplt>: Move
22159 to correct alphabetization of table. Copy-edit and correct
22161 <stack_protect>: Likewise.
22162 <target_clones>: Likewise.
22164 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
22165 Correct punctuation.
22166 (Code Gen Options) <-fno-plt>: Copy-edit.
22168 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
22171 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
22172 SI values. Explicitly convert SI to DI and vice-versa.
22174 2016-01-01 Jakub Jelinek <jakub@redhat.com>
22176 PR tree-optimization/69070
22177 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
22178 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
22181 * ubsan.c (ubsan_instrument_float_cast): Call
22182 initialize_sanitizer_builtins.
22185 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
22187 Copyright (C) 2016 Free Software Foundation, Inc.
22189 Copying and distribution of this file, with or without modification,
22190 are permitted in any medium without royalty provided the copyright
22191 notice and this notice are preserved.