1 2016-09-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4 * expmed.c (synth_mult): Delete duplicate mode check.
6 2016-09-10 Tom de Vries <tom@codesourcery.com>
9 * builtins.c (std_canonical_va_list_type): Strictly return non-null for
11 * config/i386/i386.c (ix86_canonical_va_list_type): Same.
12 * gimplify.c (gimplify_va_arg_expr): Handle &va_list.
14 2016-09-09 Peter Bergner <bergner@vnet.ibm.com>
16 PR rtl-optimization/77289
17 * lra-constraints.c (get_final_hard_regno): Add support for non hard
18 register numbers. Remove support for subregs.
19 (get_hard_regno): Use SUBREG_P. Don't call get_final_hard_regno().
20 (get_reg_class): Delete removed get_final_hard_regno() argument.
21 (uses_hard_regs_p): Call get_final_hard_regno().
23 2016-09-09 Martin Sebor <msebor@redhat.com>
27 * pretty-print.c (pp_quoted_string): New function.
28 (pp_format): Call it for %c and %s directives.
30 2016-09-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
32 * doc/tm.texi.in (INITIAL_FRAME_POINTER_OFFSET): Remove.
33 (ELIMINABLE_REGS, TARGET_CAN_ELIMINATE,
34 INITIAL_ELIMINATION_OFFSET) : Update documentation.
35 * target.def (frame_pointer_required, can_eliminate): Likewise.
36 * doc/tm.texi: Regenerated.
37 * builtins.c (expand_builtin_setjmp_receiver): Remove #ifdef
39 * df-scan.c (df_hard_reg_init): Likewise.
40 * ira.c (ira_setup_eliminable_regset): Likewise.
41 * lra-eliminations.c (reg_eliminate_1, (update_reg_eliminate,
42 init_elim_table): Likewise.
43 * reload1.c (reg_eliminate_1, verify_initial_elim_offsets,
44 set_initial_elim_offsets, update_eliminables,
45 init_elim_table): Likewise.
46 * rtlanal.c (get_initial_register_offset): Likewise.
47 * config/ft32/ft32.h (INITIAL_FRAME_POINTER_OFFSET): Remove.
48 * config/m32r/m32r.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
49 * config/moxie/moxie.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
50 * config/vax/vax.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
51 * config/fr30/fr30.h: Fix comment.
52 * config/frv/frv.c: Likewise.
53 * config/frv/frv.h: Likewise.
54 * config/ft32/ft32.h: Likewise.
55 * config/visium/visium.h: Likewise.
56 * config/pa/pa64-linux.h: Likewise.
57 * config/v850/v850.h: Likewise.
58 * config/cris/cris.c: Likewise.
59 * config/ia64/ia64.h: Likewise.
60 * config/moxie/moxie.h: Likewise.
61 * config/m32r/m32r.h: Likewise.
63 2016-09-10 Alexander Ivchenko <alexander.ivchenko@intel.com>
66 * config.in: Regenerate.
67 * config/i386/linux-common.h (MPX_LD_AS_NEEDED_GUARD_PUSH):
69 (MPX_LD_AS_NEEDED_GUARD_PUSH): Ditto.
70 (LIBMPXWRAPPERS_SPEC): Remove "--no-whole-archive" from
71 static-libmpxwrappers case.
72 (LIBMPX_SPEC): Add guards with MPX_LD_AS_NEEDED_GUARD_PUSH and
73 MPX_LD_AS_NEEDED_GUARD_POP.
74 * configure: Regenerate.
75 * configure.ac (HAVE_LD_PUSHPOPSTATE_SUPPORT): New variable.
76 defined if linker support "--push-state"/"--pop-state".
78 2016-09-09 Bernd Edlinger <bernd.edlinger@hotmail.de>
80 * doc/cpp.texi (__*_WIDTH__): Small wording fixes.
82 2016-09-09 Joseph Myers <joseph@codesourcery.com>
84 * doc/cpp.texi (__SCHAR_WIDTH__, __SHRT_WIDTH__, __INT_WIDTH__)
85 (__LONG_WIDTH__, __LONG_LONG_WIDTH__, __PTRDIFF_WIDTH__)
86 (__SIG_ATOMIC_WIDTH__, __SIZE_WIDTH__, __WCHAR_WIDTH__)
87 (__WINT_WIDTH__, __INT_LEAST8_WIDTH__, __INT_LEAST16_WIDTH__)
88 (__INT_LEAST32_WIDTH__, __INT_LEAST64_WIDTH__)
89 (__INT_FAST8_WIDTH__, __INT_FAST16_WIDTH__, __INT_FAST32_WIDTH__)
90 (__INT_FAST64_WIDTH__, __INTPTR_WIDTH__, __INTMAX_WIDTH__):
92 * ginclude/stdint-gcc.h [__STDC_WANT_IEC_60559_BFP_EXT__]: Define
93 width macros from TS 18661-1.
94 * glimits.h [__STDC_WANT_IEC_60559_BFP_EXT__]: Likewise.
96 2016-09-08 Jakub Jelinek <jakub@redhat.com>
99 * omp-low.c (lower_rec_simd_input_clauses): Use max_vf for non-positive
100 OMP_CLAUSE_SAFELEN_EXPR.
102 2016-09-07 David Malcolm <dmalcolm@redhat.com>
104 * Makefile.in (OBJS): Add substring-locations.o.
105 * langhooks-def.h (class substring_loc): New forward decl.
106 (lhd_get_substring_location): New decl.
107 (LANG_HOOKS_GET_SUBSTRING_LOCATION): New macro.
108 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_GET_SUBSTRING_LOCATION.
109 * langhooks.c (lhd_get_substring_location): New function.
110 * langhooks.h (class substring_loc): New forward decl.
111 (struct lang_hooks): Add field get_substring_location.
112 * substring-locations.c: New file, taking definition of
113 format_warning_va and format_warning_at_substring from
114 c-family/c-format.c, making them non-static.
115 * substring-locations.h (class substring_loc): Move class here
116 from c-family/c-common.h. Add and rewrite comments.
117 (format_warning_va): New decl.
118 (format_warning_at_substring): New decl.
119 (get_source_location_for_substring): Add comment.
121 2016-09-07 Eric Gallager <egall@gwmail.gwu.edu>
123 * config/i386/i386.c: Add 'U' suffix to processor feature bits
124 to avoid -Wnarrowing warning.
125 * config/i386/x86-tune.def: Likewise for DEF_TUNE selector bitmasks.
126 * opts.c: Likewise for SANITIZER_OPT bitmasks.
128 2016-09-07 Wilco Dijkstra <wdijkstr@arm.com>
130 * config/aarch64/aarch64.c (aarch64_legitimize_address):
131 Avoid use of base_offset if offset already in range.
133 2016-09-07 Kaz Kojima <kkojima@gcc.gnu.org>
135 * config/sh/sh-protos.h (struct sh_atomic_model,
136 selected_atomic_model, TARGET_ATOMIC_ANY, TARGET_ATOMIC_STRICT,
137 TARGET_ATOMIC_SOFT_GUSA, TARGET_ATOMIC_HARD_LLCS,
138 TARGET_ATOMIC_SOFT_TCB, TARGET_ATOMIC_SOFT_IMASK): Move to...
139 * config/sh/sh.h (struct sh_atomic_model,
140 selected_atomic_model, TARGET_ATOMIC_ANY, TARGET_ATOMIC_STRICT,
141 TARGET_ATOMIC_SOFT_GUSA, TARGET_ATOMIC_HARD_LLCS,
142 TARGET_ATOMIC_SOFT_TCB, TARGET_ATOMIC_SOFT_IMASK): ...here.
143 Guard with __cplusplus.
145 2016-09-06 Jakub Jelinek <jakub@redhat.com>
148 * config/i386/i386.c (ix86_expand_builtin): For builtin with
149 unsupported or unknown ISA, use expand_call.
151 2016-09-06 Martin Liska <mliska@suse.cz>
153 PR gcov-profile/77378
154 PR gcov-profile/77466
155 * tree-profile.c (tree_profiling): Detect whether target can use
156 -fprofile-update=atomic.
158 2016-09-06 Richard Biener <rguenther@suse.de>
160 PR tree-optimization/77479
161 * tree-vrp.c (update_value_range): Extend overflow handling to
164 2016-09-05 Jakub Jelinek <jakub@redhat.com>
167 * config/i386/i386.md (isa): Add x64_avx512bw.
168 (*zero_extendsidi2): For alternative 11 use x64_avx512bw isa.
169 (kmov_isa): New mode attr.
170 (zero_extend<mode>di2): Use <kmov_isa> isa for the last alternative.
171 (*zero_extend<mode>si2): Likewise.
172 (*zero_extendqihi2): Use avx512dq isa for the last alternative.
174 2016-09-05 Gerald Pfeifer <gerald@pfeifer.com>
176 * doc/invoke.texi (SPU Options): nops -> NOPs.
177 (x86 Options): Ditto.
179 2016-09-05 Jakub Jelinek <jakub@redhat.com>
182 * toplev.c (process_options): Temporarily set input_location
183 to UNKNOWN_LOCATION around targetm.target_option.override () call.
185 2016-09-05 Uros Bizjak <ubizjak@gmail.com>
187 PR rtl-optimization/77452
188 * explow.c (plus_constant) <case MEM>: Extract scalar constant from
189 inner-mode reference to a CONST_VECTOR constant in the constant pool.
191 2016-09-05 Marek Polacek <polacek@redhat.com>
194 * doc/invoke.texi: Update -Wlogical-not-parentheses documentation.
196 2016-09-05 Jakub Jelinek <jakub@redhat.com>
199 * gensupport.c (alter_output_for_subst_insn): Remove redundant
200 *insn_out == '*' test. Don't copy unnecessary to yet another
201 memory buffer, and don't leak it.
203 PR rtl-optimization/77425
204 * ipa-devirt.c (get_odr_type): Set val->id unconditionally.
206 2016-09-03 Kirill Yukhin <kirill.yukhin@intel.com>
208 * ubsan.c (ubsan_use_new_style_p): Fix check for empty string.
210 2016-09-02 David Malcolm <dmalcolm@redhat.com>
212 * common.opt (fdiagnostics-generate-patch): New option.
213 * diagnostic.c: Include "edit-context.h".
214 (diagnostic_initialize): Initialize context->edit_context_ptr.
215 (diagnostic_finish): Delete context->edit_context_ptr.
216 (diagnostic_report_diagnostic): Add fix-it hints from the
217 diagnostic to context->edit_context_ptr, if any.
218 * diagnostic.h (class edit_context): Add forward decl.
219 (struct diagnostic_context): Add field "edit_context_ptr".
220 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
221 -fdiagnostics-generate-patch.
222 (-fdiagnostics-generate-patch): New item.
223 * toplev.c: Include "edit-context.h".
224 (process_options): Set global_dc->edit_context_ptr to a new
225 edit_context if the options need one.
226 (toplev::main): Handle -fdiagnostics-generate-patch by using
227 global_dc->edit_context_ptr.
229 2016-09-02 Jakub Jelinek <jakub@redhat.com>
232 * gimplify.c (gimplify_adjust_omp_clauses_1): Diagnose implicit
233 map and firstprivate clauses on target construct for _Atomic
235 (gimplify_adjust_omp_clauses): Diagnose explicit firstprivate clauses
236 on target construct for _Atomic qualified decls.
237 * omp-low.c (use_pointer_for_field): Return true for _Atomic qualified
239 * omp-simd-clone.c (simd_clone_clauses_extract): Warn and give up for
240 _Atomic qualified arguments not mentioned in uniform clause.
242 2016-09-02 David Malcolm <dmalcolm@redhat.com>
244 * Makefile.in (OBJS-libcommon): Add edit-context.o.
245 * diagnostic-color.c (color_dict): Add "diff-filename",
246 "diff-hunk", "diff-delete", and "diff-insert".
247 (parse_gcc_colors): Update default value of GCC_COLORS in comment
248 to reflect above changes.
249 * doc/invoke.texi (-fdiagnostics-color): Update description of
250 default GCC_COLORS, and of the supported capabilities.
251 * edit-context.c: New file.
252 * edit-context.h: New file.
253 * input.c (struct fcache): Add field "missing_trailing_newline".
254 (diagnostics_file_cache_forcibly_evict_file): Initialize it to
256 (add_file_to_cache_tab): Likewise.
257 (fcache::fcache): Likewise.
258 (get_next_line): Update c->missing_trailing_newline.
259 (location_missing_trailing_newline): New function.
260 * input.h (location_missing_trailing_newline): New decl.
261 * selftest-run-tests.c (selftest::run_tests): Call
262 edit_context_c_tests.
263 * selftest.h (edit_context_c_tests): New decl.
265 2016-09-02 Jakub Jelinek <jakub@redhat.com>
266 Richard Biener <rguenth@suse.de>
268 PR tree-optimization/77444
269 * tree-ssa-loop-ivopts.c (cand_value_at): For pointers use sizetype
270 as steptype, remove redundant initialization.
272 2016-09-02 Jakub Jelinek <jakub@redhat.com>
275 * sanopt.c: Include gimple-ssa.h, tree-phinodes.h and ssa-iterators.h.
276 (sanopt_optimize_walker): Optimize away
277 __asan_before_dynamic_init (...) followed by
278 __asan_after_dynamic_init () without intervening memory loads/stores.
279 * ipa-pure-const.c (special_builtin_state): Handle
280 BUILT_IN_ASAN_BEFORE_DYNAMIC_INIT and
281 BUILT_IN_ASAN_AFTER_DYNAMIC_INIT.
283 2016-09-02 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
285 * cfg.c (free_original_copy_tables): Replace second assignment of
286 bb_copy = NULL by bb_original = NULL.
288 2016-09-02 Jakub Jelinek <jakub@redhat.com>
291 * config/i386/i386.c (ix86_expanded_args_builtin): Remove redundant
292 assignment added in r216794.
294 2016-09-02 David Malcolm <dmalcolm@redhat.com>
296 * Makefile.in (OBJS): Add typed-splay-tree.o.
297 * selftest-run-tests.c (selftest::run_tests): Call
298 typed_splay_tree_c_tests.
299 * selftest.h (typed_splay_tree_c_tests): New decl.
300 * typed-splay-tree.c: New file.
301 * typed-splay-tree.h (typed_splay_tree::foreach_fn): New typedef.
302 (typed_splay_tree::max): New method.
303 (typed_splay_tree::min): New method.
304 (typed_splay_tree::foreach): New method.
305 (typed_splay_tree::closure): New struct.
306 (typed_splay_tree::inner_foreach_fn): New function.
308 2016-09-02 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
310 * ipa-cp.c (ipcp_store_bits_results): Change option name from
311 -fipa-cp-bit to -fipa-bit-cp.
313 2016-09-01 Martin Sebor <msebor@redhat.com>
315 PR tree-optimization/71831
316 * tree-object-size.h: Return bool instead of the size and add
317 argument for the size.
318 * tree-object-size.c (compute_object_offset): Update signature.
319 (addr_object_size): Same.
320 (compute_builtin_object_size): Return bool instead of the size
321 and add argument for the size. Handle POINTER_PLUS_EXPR when
322 optimization is disabled.
323 (expr_object_size): Adjust.
324 (plus_stmt_object_size): Adjust.
325 (pass_object_sizes::execute): Adjust.
326 * builtins.c (fold_builtin_object_size): Adjust.
327 * doc/extend.texi (Object Size Checking): Update.
328 * ubsan.c (instrument_object_size): Adjust.
330 2016-09-01 Martin Sebor <msebor@redhat.com>
332 * genmatch.c (parser::parse_expr): Increase buffer size to guarantee
333 it fits the output of the formatted function regardless of its
335 * gcc/genmodes.c (parser::parse_expr): Same.
336 * gimplify.c (gimplify_asm_expr): Same.
337 * passes.c (pass_manager::register_one_dump_file): Same.
338 * print-tree.c (print_node): Same.
340 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
342 * config/rs6000/altivec.md: Use VSCR_REGNO instead of 110 throughout.
344 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
346 * config/rs6000/altivec.md: Use VRSAVE_REGNO instead of 109 throughout.
348 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
350 * config/rs6000/altivec.md: Use CR6_REGNO instead of 74 throughout.
351 * config/rs6000/vector.md: Ditto.
352 * config/rs6000/vsx.md: Ditto.
354 2016-09-01 Eric Botcazou <ebotcazou@adacore.com>
356 * ipa-inline-analysis.c (param_change_prob): Get to the base object
359 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
361 * config/rs6000/rs6000.md (*restore_gpregs_<mode>_r11,
362 *restore_gpregs_<mode>_r12, *restore_gpregs_<mode>_r1,
363 *return_and_restore_gpregs_<mode>_r11,
364 *return_and_restore_gpregs_<mode>_r12,
365 *return_and_restore_gpregs_<mode>_r1,
366 *return_and_restore_fpregs_<mode>_r11,
367 *return_and_restore_fpregs_<mode>_r12,
368 *return_and_restore_fpregs_<mode>_r1): Use the hard register LR_REGNO
369 directly instead of via the "l" constraint. Renumber operands.
372 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
374 * config/rs6000/altivec.md (*save_world, *save_vregs_<mode>_r11,
375 save_vregs_<mode>_r12, *restore_vregs_<mode>_r11,
376 *restore_vregs_<mode>_r12): Use LR_REGNO instead of 65.
377 * config/rs6000/darwin.md (load_macho_picbase, load_macho_picbase_si,
378 load_macho_picbase_di, *call_indirect_nonlocal_darwin64,
379 *call_nonlocal_darwin64, *call_value_indirect_nonlocal_darwin64,
380 *call_value_nonlocal_darwin64, reload_macho_picbase,
381 reload_macho_picbase_si, reload_macho_picbase_di): Ditto.
382 * config/rs6000/rs6000.h (RETURN_ADDR_IN_PREVIOUS_FRAME): Ditto.
383 * config/rs6000/rs6000.md (*save_gpregs_<mode>_r11,
384 *save_gpregs_<mode>_r12, *save_gpregs_<mode>_r1,
385 *save_fpregs_<mode>_r11, *save_fpregs_<mode>_r12,
386 *save_fpregs_<mode>_r1): Ditto.
387 * config/rs6000/spe.md (*save_gpregs_spe, *restore_gpregs_spe,
388 *return_and_restore_gpregs_spe): Ditto.
390 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
392 * config/rs6000/rs6000.md
393 (define_insn "*return_and_restore_fpregs_aix_<mode>_r11"): Delete
394 the use of the link register.
395 (define_insn "*return_and_restore_fpregs_aix_<mode>_r1"): Ditto.
397 2016-09-01 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
398 Michael Meissner <meissner@linux.vnet.ibm.com>
401 * config/rs6000/rs6000.c (rs6000_legitimize_address): Avoid
402 reg+reg addressing for TImode.
403 (rs6000_legitimate_address_p): Only allow register indirect
404 addressing for TImode, even without TARGET_QUAD_MEMORY.
406 2016-09-01 Richard Biener <rguenther@suse.de>
409 * tree-chrec.c (tree_fold_binomial): Use widest_int, properly
410 check whether the result fits the desired result type.
412 2016-09-01 Nathan Sidwell <nathan@acm.org>
414 * config/nvptx/nvptx.md (cbranch<mode>4): Op 2 can be const.
416 2016-09-01 Wilco Dijkstra <wdijkstr@arm.com>
418 * config/aarch64/aarch64.c (aarch64_legitimize_address_displacement):
420 (TARGET_LEGITIMIZE_ADDRESS_DISPLACEMENT): Define.
422 2016-09-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
424 * config/aarch64/aarch64.md (*ands<mode>_compare0): New pattern.
425 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Return CC_NZmode
426 for comparisons of integer ZERO_EXTEND against zero.
428 2016-09-01 Eric Botcazou <ebotcazou@adacore.com>
430 * config/i386/i386.c (ix86_option_override_internal): Also disable the
431 STV pass if -mstackrealign is enabled.
433 2016-08-31 Ilya Verbin <iverbin@gmail.com>
435 * config/i386/driver-i386.c (host_detect_local_cpu): Fix detection of
438 2016-08-31 David Malcolm <dmalcolm@redhat.com>
440 * diagnostic-show-locus.c (class layout): Add field m_fixit_hints.
441 (layout_range::intersects_line_p): New method.
442 (test_range_contains_point_for_single_point): Rename to...
443 (test_layout_range_for_single_point): ...this, and add testing
444 for layout_range::intersects_line_p.
445 (test_range_contains_point_for_single_line): Rename to...
446 (test_layout_range_for_single_line): ...this, and add testing
447 for layout_range::intersects_line_p.
448 (test_range_contains_point_for_multiple_lines): Rename to...
449 (test_layout_range_for_multiple_lines): ...this, and add testing
450 for layout_range::intersects_line_p.
451 (layout::layout): Populate m_fixit_hints.
452 (layout::get_expanded_location): Handle the case of a line-span
454 (layout::validate_fixit_hint_p): New method.
455 (get_line_span_for_fixit_hint): New function.
456 (layout::calculate_line_spans): Add spans for fixit-hints.
457 (layout::should_print_annotation_line_p): New method.
458 (layout::print_any_fixits): Drop param "richloc", instead using
459 validated fixits in m_fixit_hints. Add "const" to hint pointers.
460 (diagnostic_show_locus): Avoid printing blank annotation lines.
461 (selftest::test_diagnostic_context::test_diagnostic_context):
462 Initialize show_column and start_span.
463 (selftest::test_diagnostic_context::start_span_cb): New static
465 (selftest::test_diagnostic_show_locus_fixit_lines): New function.
466 (selftest::diagnostic_show_locus_c_tests): Update for function
467 renamings. Call test_diagnostic_show_locus_fixit_lines.
469 2016-08-31 Marc Glisse <marc.glisse@inria.fr>
471 PR tree-optimization/73714
472 * match.pd (a * (1 << b)): Revert change from 2016-05-23.
474 2016-08-31 David Malcolm <dmalcolm@redhat.com>
476 * selftest.c: Move "namespace selftest {" to top of file,
477 removing explicit "selftest::" qualifiers throughout.
479 2016-08-31 Marc Glisse <marc.glisse@inria.fr>
481 * config/i386/avx512fintrin.h (__m512_u, __m512i_u, __m512d_u):
483 (_mm512_loadu_pd, _mm512_storeu_pd, _mm512_loadu_ps,
484 _mm512_storeu_ps, _mm512_loadu_si512, _mm512_storeu_si512):
485 Replace builtin with vector extension.
486 * config/i386/avxintrin.h (__m256_u, __m256i_u, __m256d_u):
488 (_mm256_loadu_pd, _mm256_storeu_pd, _mm256_loadu_ps,
489 _mm256_storeu_ps, _mm256_loadu_si256, _mm256_storeu_si256):
490 Replace builtin with vector extension.
491 * config/i386/emmintrin.h (__m128i_u, __m128d_u): New types.
492 (_mm_loadu_pd, _mm_storeu_pd, _mm_loadu_si128, _mm_storeu_si128):
493 Replace builtin with vector extension.
494 * config/i386/xmmintrin.h (__m128_u): New type.
495 (_mm_loadu_ps, _mm_storeu_ps): Replace builtin with vector extension.
496 (_mm_load_ps, _mm_store_ps): Simplify.
498 2016-08-31 Eric Botcazou <ebotcazou@adacore.com>
500 * config/arm/arm.c (thumb1_size_rtx_costs) <SET>: Add missing guard.
502 2016-08-30 David Malcolm <dmalcolm@redhat.com>
504 * diagnostic-show-locus.c (colorizer::begin_state): Support more
505 than 3 ranges per diagnostic by alternating between color 1 and
507 (layout::layout): Replace use of rich_location::MAX_RANGES
508 with richloc->get_num_locations ().
509 (layout::calculate_line_spans): Replace use of
510 rich_location::MAX_RANGES with m_layout_ranges.length ().
511 (layout::print_annotation_line): Handle arbitrary numbers of
512 ranges in caret-printing by defaulting to '^'.
513 (selftest::test_one_liner_many_fixits): New function.
514 (test_diagnostic_show_locus_one_liner): Call it.
515 * diagnostic.c (diagnostic_initialize): Update for renaming
516 of rich_location::MAX_RANGES to
517 rich_location::STATICALLY_ALLOCATED_RANGES.
518 * diagnostic.h (struct diagnostic_context): Likewise.
520 2016-08-30 David Malcolm <dmalcolm@redhat.com>
522 * selftest.c (selftest::named_temp_file::named_temp_file): New
524 (selftest::temp_source_file::~temp_source_file): Move to...
525 (selftest::named_temp_file::~named_temp_file): ...here.
526 (selftest::test_named_temp_file): New function.
527 (selftest::selftest_c_tests): Call test_named_temp_file.
528 * selftest.h (class named_temp_file): New class.
529 (class temp_source_file): Convert to a subclass of named_temp_file.
531 2016-08-30 Segher Boessenkool <segher@kernel.crashing.org>
533 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Do not emit
534 USEs of LR_REGNO in returns and sibcalls.
535 (rs6000_output_mi_thunk): Similar.
536 (rs6000_sibcall_aix): Similar.
537 * config/rs6000/rs6000.md (sibcall, sibcall_value, sibcall_local32,
538 sibcall_local64, sibcall_value_local32, sibcall_value_local64,
539 sibcall_nonlocal_sysv<mode>, sibcall_value_nonlocal_sysv<mode>):
540 Remove the USE of LR_REGNO from the patterns as well. Delete an
542 (return_internal_<mode>): Delete.
544 2016-08-30 Tamar Christina <tamar.christina@arm.com>
546 * gcc/config/aarch64/aarch64-simd.md
547 (aarch64_ld2<mode>_dreg_le): New.
548 (aarch64_ld2<mode>_dreg_be): New.
549 (aarch64_ld2<mode>_dreg): Removed.
550 (aarch64_ld3<mode>_dreg_le): New.
551 (aarch64_ld3<mode>_dreg_be): New.
552 (aarch64_ld3<mode>_dreg): Removed.
553 (aarch64_ld4<mode>_dreg_le): New.
554 (aarch64_ld4<mode>_dreg_be): New.
555 (aarch64_ld4<mode>_dreg): Removed.
556 (aarch64_ld<VSTRUCT:nregs><VDC:mode>): Wrapper around _le, _be.
558 2016-08-30 David Malcolm <dmalcolm@redhat.com>
560 * diagnostic-show-locus.c (test_one_liner_fixit_insert): Remove
561 redundant location param.
562 (test_one_liner_fixit_remove): Likewise.
563 (test_one_liner_fixit_replace): Likewise.
564 (test_one_liner_fixit_replace_equal_secondary_range): Likewise.
565 * gcc-rich-location.c
566 (gcc_rich_location::add_fixit_misspelled_id): Eliminate call to
567 get_range_from_loc. Drop overload taking a const char *.
568 * gcc-rich-location.h
569 (gcc_rich_location::add_fixit_misspelled_id): Drop overload taking
572 2016-08-30 Szabolcs Nagy <szabolcs.nagy@arm.com>
574 * config/linux.c (linux_libc_has_function): Return true on musl.
576 2016-08-30 Szabolcs Nagy <szabolcs.nagy@arm.com>
578 * config.gcc (*-*-*musl*): Disable gnu-indirect-function.
580 2016-08-30 Eric Botcazou <ebotcazou@adacore.com>
582 * postreload-gcse.c (bb_has_well_behaved_predecessors): Tweak criterion
583 used for abnormal egdes.
585 2016-08-30 Jakub Jelinek <jakub@redhat.com>
587 PR tree-optimization/72866
588 * tree-vect-patterns.c (search_type_for_mask): Turn into
589 a small wrapper, move all code to ...
590 (search_type_for_mask_1): ... this new function. Add caching
591 and adjust recursive calls.
594 * dwarf2out.c (modified_type_die): Use lookup_type_die (type)
595 instead of lookup_type_die (type_main_variant (type)) even for array
599 * simplify-rtx.c (avoid_constant_pool_reference): For out of bounds
600 constant pool reference return x instead of c.
602 2016-08-29 Segher Boessenkool <segher@kernel.crashing.org>
604 * config/rs6000/rs6000.h (CALL_REALLY_USED_REGISTERS): Do not
607 2016-08-29 David Malcolm <dmalcolm@redhat.com>
610 (selftest::test_make_location_nonpure_range_endpoints): Fix
613 2016-08-29 David Malcolm <dmalcolm@redhat.com>
615 * diagnostic-show-locus.c
616 (selftest::test_one_liner_fixit_validation_adhoc_locations): New
618 (selftest::test_diagnostic_show_locus_one_liner): Call it.
619 * input.c (get_pure_location): Move to libcpp/line-map.c.
620 * input.h (get_pure_location): Convert decl to an inline function
621 calling implementation in libcpp.
623 2016-08-29 Uros Bizjak <ubizjak@gmail.com>
626 * config/i386/sse.md (vec_set_lo_<mode><mask_name>): Fix assembler
627 template for intel asm dialect.
628 (vec_set_hi_<mode><mask_name>): Ditto.
630 2016-08-29 David Malcolm <dmalcolm@redhat.com>
632 * selftest.h (selftest::fail): Add ATTRIBUTE_NORETURN.
633 (selftest::fail_formatted): Likewise.
635 2016-08-29 David Malcolm <dmalcolm@redhat.com>
637 * input.c (make_location): Call get_start and get_finish
638 on the endpoints to avoid storing packed ranges or ad-hoc
640 (selftest::test_make_location_nonpure_range_endpoints): New function.
641 (selftest::input_c_tests): Call it.
642 * input.h (get_start): New inline function.
644 2016-08-29 Tom de Vries <tom@codesourcery.com>
647 * gimplify.c (gimplify_va_arg_expr): Replace first argument type error
650 2016-08-29 Eric Botcazou <ebotcazou@adacore.com>
652 * Makefile.in (gcov-iov.h): Add dummy recipe.
654 2016-08-29 Nathan Sidwell <nathan@acm.org>
656 * config/nvptx/nvptx.c: #include tree-vrp.h.
658 2016-08-28 Eric Botcazou <ebotcazou@adacore.com>
661 * config/sparc/sparc.c (sparc_legitimate_address_p): Accept special
662 HIGH+LO construct during reload.
664 2016-08-28 Tom de Vries <tom@codesourcery.com>
667 * config/i386/i386.c (ix86_build_builtin_va_list_64): Tag type with
668 'sysv_abi va_list' attribute.
669 (ix86_build_builtin_va_list): Tag type with 'ms_abi va_list' attribute.
670 (ix86_canonical_va_list_type): Handle 'sysv_abi/ms_abi va_list'
673 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
675 * emit-rtl.h (struct rtl_data): Make stack_slot_list a vector.
676 * emit-rtl.c (unshare_all_rtl_1): Adjust.
677 (unshare_all_rtl_again): Likewise.
678 * function.c (assign_stack_local_1): Likewise.
679 (assign_stack_temp_for_type): Likewise.
681 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
683 * cfgbuild.c (make_edges): Adjust.
684 * cfgrtl.c (can_delete_label_p): Likewise.
685 * dwarf2cfi.c (create_trace_edges): Likewise.
686 * except.c (sjlj_emit_dispatch_table): Likewise.
687 * function.h (struct expr_status): make x_forced_labels a vector.
688 * jump.c (rebuild_jump_labels_1): Adjust.
689 * reload1.c (set_initial_label_offsets): Likewise.
690 * stmt.c (force_label_rtx): Likewise.
691 (expand_label): Likewise.
693 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
695 * haifa-sched.c (fix_recovery_deps): Make ready_list a vector.
697 2016-08-27 Patrick Palka <ppalka@gcc.gnu.org>
699 PR tree-optimization/71077
700 PR tree-optimization/68542
701 * fold-const.c (fold_relational_const): Fix folding of
702 VECTOR_CST comparisons that have a scalar boolean result type.
703 (selftest::test_vector_folding): New static function.
704 (selftest::fold_const_c_tests): Call it.
706 2016-08-27 Gerald Pfeifer <gerald@pfeifer.com>
708 * doc/extend.texi (SPU Built-in Functions): Remove stale
709 references to material formerly at IBM and Sony.
711 2016-08-26 David Edelsohn <dje.gcc@gmail.com>
714 * config/rs6000/xcoff.h (DWARF_OFFSET_SIZE): Define as PTR_SIZE.
716 2016-08-26 David Malcolm <dmalcolm@redhat.com>
718 * diagnostic-show-locus.c
719 (selftest::test_fixit_consolidation): New function.
720 (selftest::diagnostic_show_locus_c_tests): Call it.
721 * gcc-rich-location.h (gcc_rich_location): Eliminate unused
722 constructor based on source_range.
724 2016-08-26 David Malcolm <dmalcolm@redhat.com>
726 * diagnostic-color.c (color_dict): Add "fixit-insert" and
728 (parse_gcc_colors): Update description of default GCC_COLORS.
729 * diagnostic-show-locus.c (colorizer::set_fixit_hint): Delete.
730 (colorizer::set_fixit_insert): New method.
731 (colorizer::set_fixit_delete): New method.
732 (colorizer::get_color_by_name): New method.
733 (colorizer::STATE_FIXIT_INSERT): New constant.
734 (colorizer::STATE_FIXIT_DELETE): New constant.
735 (class colorizer): Drop "_cs" suffix from fields. Delete "_ce"
736 fields in favor of new field "m_stop_color". Add fields
737 "m_fixit_insert" and "m_fixit_delete".
738 (colorizer::colorizer): Update for above changes. Replace
739 colorize_start calls with calls to get_color_by_name.
740 (colorizer::begin_state): Handle STATE_FIXIT_INSERT and
741 STATE_FIXIT_DELETE. Update for field renamings.
742 (colorizer::finish_state): Simplify by using m_stop_color,
743 rather than multiple identical "*_ce" fields.
744 (colorizer::get_color_by_name): New method.
745 (layout::print_any_fixits): Print insertions and replacements
746 using the "fixit-insert" color, and deletions using the
747 "fixit-delete" color.
748 * doc/invoke.texi (-fdiagnostics-color): Update description of
749 default GCC_COLORS, and of the supported capabilities.
751 2016-08-26 Max Filippov <jcmvbkbc@gmail.com>
753 * config/xtensa/xtensa.c (xtensa_expand_prologue): Update
754 current_function_static_stack_size variable with the static
755 stack frame size of the current function when
756 flag_stack_usage_info is enabled.
758 2016-08-26 Nathan Sidwell <nathan@acm.org>
760 * ipa-inline-analysis.c (inline_write_summary): Remove unnecessary
761 assignment inside if condition.
763 2016-08-26 Richard Biener <rguenther@suse.de>
765 PR tree-optimization/69047
766 * tree-ssa.c (maybe_rewrite_mem_ref_base): Handle general bitfield
767 extracts similar to what FRE does.
768 (non_rewritable_mem_ref_base): Likewise.
770 2016-08-26 Joseph Myers <joseph@codesourcery.com>
772 * config/i386/i386.c (ix86_libgcc_floating_mode_supported_p)
773 (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Remove.
774 * config/i386/i386elf.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
775 * config/i386/lynx.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
776 * config/i386/netbsd-elf.h (IX86_MAYBE_NO_LIBGCC_TFMODE):
778 * config/i386/netbsd64.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
779 * config/i386/nto.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
780 * config/i386/openbsd.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
781 * config/i386/rtemself.h (IX86_NO_LIBGCC_TFMODE): Likewise.
782 * config/i386/vxworks.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
784 2016-08-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
787 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_muld): Reduce
788 reservation duration to 15 cycles.
789 (cortex_a8_vfp_macs): Likewise.
790 (cortex_a8_vfp_macd): Likewise.
791 (cortex_a8_vfp_divs): Likewise.
792 (cortex_a8_vfp_divd): Likewise.
794 2016-08-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
796 * config/arm/arm.c (arm_sets_movw_movt_fusible_p): New function.
797 (aarch_macro_fusion_pair_p): Use above to avoid early return.
799 2016-08-26 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
800 Martin Jambhor <mjambor@suse.cz>
802 * common.opt: New option -fipa-bit-cp.
803 * doc/invoke.texi: Document -fipa-bit-cp.
804 * opts.c (default_options_table): Add entry for -fipa-bit-cp.
805 (enable_fdo_optimizations): Check for flag_ipa_bit_cp.
806 * tree-ssa-ccp.h: New header file.
807 * tree-ssa-ccp.c: Include tree-ssa-ccp.h
808 (bit_value_binop_1): Change to bit_value_binop_1 and export it.
809 Replace all occurences of tree parameter by two new params: signop, int.
810 (bit_value_unop_1): Change to bit_value_unop and export it.
811 Replace all occurences of tree parameter by two new params: signop,
813 (bit_value_binop): Change call from bit_value_binop_1 to
815 (bit_value_assume_aligned): Likewise.
816 (bit_value_unop): Change call from bit_value_unop_1 to bit_value_unop.
817 (do_ssa_ccp): Pass nonzero_p || flag_ipa_cp_bit instead of nonzero_p
819 (ccp_finalize): Skip processing if val->mask == 0.
820 * ipa-cp.c: Include tree-ssa-ccp.h
821 (ipcp_bits_lattice): New class.
822 (ipcp_param_lattice (bits_lattice): New member.
823 (print_all_lattices): Call ipcp_bits_lattice::print.
824 (set_all_contains_variable): Call ipcp_bits_lattice::set_to_bottom.
825 (initialize_node_lattices): Likewise.
826 (propagate_bits_accross_jump_function): New function.
827 (propagate_constants_accross_call): Call
828 propagate_bits_accross_jump_function.
829 (ipcp_propagate_stage): Store parameter types when in_lto_p is true.
830 (ipcp_store_bits_results): New function.
831 (ipcp_driver): Call ipcp_store_bits_results.
832 * ipa-prop.h (ipa_bits): New struct.
833 (ipa_jump_func): Add new member bits of type ipa_bits.
834 (ipa_param_descriptor): Change decl to decl_or_type.
835 (ipa_get_param): Change decl to decl_or_type and assert on
837 (ipa_get_type): New function.
838 (ipcp_transformation_summary): New member bits.
839 * ipa-prop.c (ipa_get_param_decl_index_1): s/decl/decl_or_type.
840 (ipa_populate_param_decls): Likewise.
841 (ipa_dump_param): Likewise.
842 (ipa_print_node_jump_functions_for_edge): Pretty-print ipa_bits jump
844 (ipa_set_jf_unknown): Set ipa_bits::known to false.
845 (ipa_compute_jump_functions_for_edge): Compute jump function for bits
847 (ipa_node_params_t::duplicate): Copy src->bits into dst->bits.
848 (ipa_write_jump_function): Add streaming for ipa_bits.
849 (ipa_read_jump_function): Add support for reading streamed ipa_bits.
850 (write_ipcp_transformation_info): Add streaming for ipa_bits
852 (read_ipcp_transfomration_info): Add support for reading streamed
854 (ipcp_update_bits): New function.
855 (ipcp_transform_function): Call ipcp_update_bits.
857 2016-08-25 Szabolcs Nagy <szabolcs.nagy@arm.com>
859 * config/mips/linux.h (MUSL_DYNAMIC_LINKER32): Update.
860 (MUSL_DYNAMIC_LINKER64, MUSL_DYNAMIC_LINKERN32): Update.
862 2016-08-25 David Edelsohn <dje.gcc@gmail.com>
864 * multiple_target.c (pass_data_dispatcher_calls): Fix typo.
866 2016-08-25 Richard Biener <rguenther@suse.de>
868 * dwarf2out.c (gen_remaining_tmpl_value_param_die_attributes):
869 Only add locations in late dwarf.
870 (gen_scheduled_generic_parms_dies): Do not set early dwarf here.
871 (dwarf2out_early_finish): But do it here.
873 2016-08-24 Michael Collison <michael.collison@linaro.org>
874 Michael Collison <michael.collison@arm.com>
876 * config/arm/arm-modes.def: Add new condition code mode CC_V
877 to represent the overflow bit.
878 * config/arm/arm.c (maybe_get_arm_condition_code):
879 Add support for CC_Vmode.
880 (arm_gen_unlikely_cbranch): New function to generate common
881 rtl conditional branches for overflow patterns.
882 * config/arm/arm-protos.h: Add prototype for
883 arm_gen_unlikely_cbranch.
884 * config/arm/arm.md (addv<mode>4, add<mode>3_compareV,
885 addsi3_compareV_upper): New patterns to support signed
886 builtin overflow add operations.
887 (uaddv<mode>4, add<mode>3_compareC, addsi3_compareV_upper):
888 New patterns to support unsigned builtin add overflow operations.
889 (subv<mode>4, sub<mode>3_compare1): New patterns to support signed
890 builtin overflow subtract operations,
891 (usubv<mode>4): New patterns to support unsigned builtin subtract
893 (negvsi3, negvdi3, negdi2_compare, negsi2_carryin_compare): New patterns
894 to support builtin overflow negate operations.
896 2016-08-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
899 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
901 * explow.c (get_dynamic_stack_size): Take known alignment of stack
902 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
905 2016-08-24 Thomas Preud'homme <thomas.preudhomme@arm.com>
907 * doc/fragments.texi (MULTILIB_REUSE): Mention that only options in
908 MULTILIB_OPTIONS should be used. Small wording fixes.
909 * genmultilib: Memorize set of all option combinations in
910 combination_space. Detect if RHS of MULTILIB_REUSE uses an option not
911 found in MULTILIB_OPTIONS by checking if option set is listed in
912 combination_space. Output new and existing error message to stderr.
914 2016-08-24 Thomas Preud'homme <thomas.preudhomme@arm.com>
916 * config/arm/t-aprofile (MULTILIB_MATCHES): Add mapping for
917 -mcpu=cortex-a7, -mfpu=neon-fp16, -mfpu=fpv5-d16 and -mfpu=fp-armv8.
918 Fix typo in -mfpu=vfpv3-d16-fp16 mapping.
919 (MULTILIB_REUSE): Remove reuse rules for option set including
920 -mfpu=fp-armv8 and -mfpu=vfpv4
922 2016-08-24 Sebastian Huber <sebastian.huber@embedded-brains.de>
924 * config/arm/t-rtems: Add vfp multilib.
926 2016-08-23 Ian Lance Taylor <iant@golang.org>
928 * config/s390/s390.c (s390_asm_file_start): Call
931 2016-08-23 Michael Meissner <meissner@linux.vnet.ibm.com>
933 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Set
934 initialization of all 0's to the 0 constant, instead of directly
935 generating XOR. Add support for V4SImode vector initialization on
936 64-bit systems with direct move, and rework the ISA 3.0 V4SImode
937 initialization. Change variables used in V4SFmode vector
938 intialization. For V4SFmode vector splat on ISA 3.0, make sure
939 any memory addresses are in index form. Add support for using
940 VSPLTH/VSPLTB to initialize vector short and vector char vectors
941 with all of the same element.
942 (regno_or_subregno): New helper function to return a register
943 number for either REG or SUBREG.
944 (rs6000_adjust_vec_address): Do not generate ADDI <reg>,R0,<num>.
945 Use regno_or_subregno where possible.
946 (rs6000_split_v4si_init_di_reg): New helper function to build up a
947 DImode value from two SImode values in order to generate V4SImode
948 vector initialization on 64-bit systems with direct move.
949 (rs6000_split_v4si_init): Split up the insns for a V4SImode vector
951 (rtx_is_swappable_p): V4SImode vector initialization insn is not
953 * config/rs6000/rs6000-protos.h (rs6000_split_v4si_init): Add
955 * config/rs6000/vsx.md (VSX_SPLAT_I): New mode iterators and
956 attributes to initialize V8HImode and V16QImode vectors with the
958 (VSX_SPLAT_COUNT): Likewise.
959 (VSX_SPLAT_SUFFIX): Likewise.
960 (UNSPEC_VSX_VEC_INIT): New unspec.
961 (vsx_concat_v2sf): Eliminate using 'preferred' register classes.
962 Allow SFmode values to come from Altivec registers.
963 (vsx_init_v4si): New insn/split for V4SImode vector initialization
964 on 64-bit systems with direct move.
965 (vsx_splat_<mode>, VSX_W iterator): Rework V4SImode and V4SFmode
966 vector initializations, to allow V4SImode vector initializations
967 on 64-bit systems with direct move.
968 (vsx_splat_v4si): Likewise.
969 (vsx_splat_v4si_di): Likewise.
970 (vsx_splat_v4sf): Likewise.
971 (vsx_splat_v4sf_internal): Likewise.
972 (vsx_xxspltw_<mode>, VSX_W iterator): Eliminate using 'preferred'
974 (vsx_xxspltw_<mode>_direct, VSX_W iterator): Likewise.
975 (vsx_vsplt<VSX_SPLAT_SUFFIX>_di): New insns to support
976 initializing V8HImode and V16QImode vectors with the same
978 * config/rs6000/rs6000.h (TARGET_DIRECT_MOVE_64BIT): Disallow
979 optimization if -maltivec=be.
981 2016-08-23 Christophe Lyon <christophe.lyon@linaro.org>
983 * config/arm/arm.md (arm_movqi_insn): Swap predicable_short_it
984 attribute for alternatives 3 and 4.
986 2016-08-23 David Malcolm <dmalcolm@redhat.com>
988 * selftest.c (selftest::assert_str_contains): New function.
989 (selftest::test_assertions): Verify ASSERT_STR_CONTAINS.
990 * selftest.h (selftest::assert_str_contains): New decl.
991 (ASSERT_STR_CONTAINS): New macro.
993 2016-08-23 Richard Biener <rguenther@suse.de>
995 PR tree-optimization/77286
996 * tree-vect-loop.c (vect_analyze_loop_form_1): Do not modify
998 (vect_transform_loop): Split exit edges of loop and scalar
999 loop if required and at the appropriate time.
1001 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
1003 * explow.c (get_dynamic_stack_size): Take known alignment of stack
1004 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
1006 Correct a typo in a comment.
1008 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
1010 * config/s390/s390.md ("*andc_split"): New splitter for and with
1013 2016-08-23 Richard Biener <rguenther@suse.de>
1015 PR tree-optimization/27336
1016 * tree-vrp.c (infer_value_range): Handle stmts that can throw
1017 by looking for a non-EH edge.
1018 (process_assert_insertions_for): Likewise.
1020 2016-08-23 Richard Biener <rguenther@suse.de>
1023 * statistics.c (statistics_counter_event): Robustify against
1026 2016-08-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
1028 * config/i386/i386.c (processor_alias_table): Enable PTA_PRFCHW
1029 for targets amdfam10 and barcelona.
1031 2016-08-22 Uros Bizjak <ubizjak@gmail.com>
1033 * config/i386/i386.md (*zero_extendsidi2): Add (*r,*k) alternative.
1034 (zero_extend<mode>di2): Ditto.
1035 (*zero_extend<mode>si2): Ditto.
1036 (*zero_extendqihi2): Ditto.
1038 2016-08-22 Joseph Myers <joseph@codesourcery.com>
1041 * builtins.c (fold_builtin_classify): Use builtin_decl_explicit
1042 (BUILT_IN_SIGNBIT) to expand __builtin_isinf_sign.
1044 2016-08-22 Patrick Palka <ppalka@gcc.gnu.org>
1046 * print-tree.c (print_node) [VECTOR_CST]: Coalesce the output of
1047 identical consecutive elements.
1048 [SSA_NAME]: Print the name's def stmt on its own line. When printing
1049 the node's def stmt, avoid printing an unwanted trailing newline by
1050 replacing the call to print_gimple_stmt() with its inlined body and
1051 adjusting it to not set pp_needs_newline and to call pp_flush()
1052 instead of pp_newline_and_flush().
1054 2016-08-22 Joseph Myers <joseph@codesourcery.com>
1056 * tree.h (CASE_FLT_FN_FLOATN_NX, float16_type_node)
1057 (float32_type_node, float64_type_node, float32x_type_node)
1058 (float128x_type_node): New macros.
1059 * builtin-types.def (BT_FLOAT16, BT_FLOAT32, BT_FLOAT64)
1060 (BT_FLOAT128, BT_FLOAT32X, BT_FLOAT64X, BT_FLOAT128X)
1061 (BT_FN_FLOAT16, BT_FN_FLOAT32, BT_FN_FLOAT64, BT_FN_FLOAT128)
1062 (BT_FN_FLOAT32X, BT_FN_FLOAT64X, BT_FN_FLOAT128X)
1063 (BT_FN_FLOAT16_FLOAT16, BT_FN_FLOAT32_FLOAT32)
1064 (BT_FN_FLOAT64_FLOAT64, BT_FN_FLOAT128_FLOAT128)
1065 (BT_FN_FLOAT32X_FLOAT32X, BT_FN_FLOAT64X_FLOAT64X)
1066 (BT_FN_FLOAT128X_FLOAT128X, BT_FN_FLOAT16_CONST_STRING)
1067 (BT_FN_FLOAT32_CONST_STRING, BT_FN_FLOAT64_CONST_STRING)
1068 (BT_FN_FLOAT128_CONST_STRING, BT_FN_FLOAT32X_CONST_STRING)
1069 (BT_FN_FLOAT64X_CONST_STRING, BT_FN_FLOAT128X_CONST_STRING)
1070 (BT_FN_FLOAT16_FLOAT16_FLOAT16, BT_FN_FLOAT32_FLOAT32_FLOAT32)
1071 (BT_FN_FLOAT64_FLOAT64_FLOAT64, BT_FN_FLOAT128_FLOAT128_FLOAT128)
1072 (BT_FN_FLOAT32X_FLOAT32X_FLOAT32X)
1073 (BT_FN_FLOAT64X_FLOAT64X_FLOAT64X)
1074 (BT_FN_FLOAT128X_FLOAT128X_FLOAT128X): New type definitions.
1075 * builtins.def (DEF_GCC_FLOATN_NX_BUILTINS): New macro.
1076 (copysign, fabs, huge_val, inf, nan, nans): Use it.
1077 * builtins.c (expand_builtin): Use CASE_FLT_FN_FLOATN_NX for fabs
1079 (fold_builtin_0): Use CASE_FLT_FN_FLOATN_NX for inf and huge_val.
1080 (fold_builtin_1): Use CASE_FLT_FN_FLOATN_NX for fabs.
1081 * doc/extend.texi (Other Builtins): Document these built-in
1083 * fold-const-call.c (fold_const_call): Use CASE_FLT_FN_FLOATN_NX
1086 2016-08-22 Gerald Pfeifer <gerald@pfeifer.com>
1088 * doc/install.texi (Binaries): www.opencsw.org now uses https.
1090 2016-08-22 Richard Biener <rguenther@suse.de>
1092 * tree-ssa-forwprop.c (pass_forwprop::execute): Use RPO order.
1094 2016-08-21 Uros Bizjak <ubizjak@gmail.com>
1097 * config/i386/i386.md (prefetch): When TARGET_PRFCHW or
1098 TARGET_PREFETCHWT1 are disabled, emit 3dNOW! write prefetches for
1099 non-SSE2 athlons only, otherwise prefer SSE prefetches.
1101 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
1103 * tree-vrp.c (vrp_visit_assignment_or_call): Changed to Return VR.
1104 (vrp_visit_cond_stmt): Just sets TAKEN_EDGE_P.
1105 (vrp_visit_switch_stmt): Likewise.
1106 (extract_range_from_stmt): Factored out from vrp_visit_stmt.
1107 (extract_range_from_phi_node): Factored out from vrp_visit_phi_stmt.
1108 (vrp_visit_stmt): Use extract_range_from_stmt.
1109 (vrp_visit_phi_node): Use extract_range_from_phi_node.
1111 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
1113 * Makefile.in: Add tree-vrp.h to GTFILES.
1114 * gengtype.c (open_base_files): Add tree-vrp.h.
1115 * asan.c: Add tree-vrp.h which now has the definition value_range_type.
1116 * builtins.c: Likewise.
1117 * fold-const.c: Likewise.
1118 * gimple-builder.c: Likewise.
1119 * gimple-laddress.c: Likewise.
1120 * hsa-gen.c: Likewise.
1121 * internal-fn.c: Likewise.
1123 * targhooks.c: Liewise,
1124 * tree-ssa-address.c: Likewise.
1125 * tree-ssanames.h (value_range_type: Move to tree-vrp.h.
1126 * tree-vrp.c (struct value_range): Move to tree-vrp.h
1127 * tree-vrp.h: New file.
1129 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
1131 PR tree-optimization/61839
1132 * tree-vrp.c (two_valued_val_range_p): New.
1133 (simplify_stmt_using_ranges): Convert CST BINOP VAR where VAR is
1134 two-valued to VAR == VAL1 ? (CST BINOP VAL1) : (CST BINOP VAL2).
1135 Also Convert VAR BINOP CST where VAR is two-valued to
1136 VAR == VAL1 ? (VAL1 BINOP CST) : (VAL2 BINOP CST).
1138 2016-08-19 David Malcolm <dmalcolm@redhat.com>
1140 * diagnostic-show-locus.c
1141 (layout::annotation_line_showed_range_p): New method.
1142 (layout::print_any_fixits): Remove case fixit_hint::REMOVE.
1143 Reimplement case fixit_hint::REPLACE to cover removals, and
1144 replacements where the range of the replacement isn't one
1145 of the ranges in the rich_location.
1146 (test_one_liner_fixit_replace): Likewise.
1147 (selftest::test_one_liner_fixit_replace_non_equal_range): New
1149 (selftest::test_one_liner_fixit_replace_equal_secondary_range):
1151 (selftest::test_diagnostic_show_locus_one_liner): Call the new
1153 * diagnostic.c (print_parseable_fixits): Remove case
1156 2016-08-19 Uros Bizjak <ubizjak@gmail.com>
1159 * config/i386/i386.c (ix86_option_override_internal): Remove
1160 PTA_PRFCHW from entries that also have PTA_3DNOW flag.
1161 Enable SSE prefetch also for TARGET_PREFETCHWT1.
1162 Do not try to enable TARGET_PRFCHW ISA flag here.
1163 * config/i386/i386.md (prefetch): Enable also for TARGET_3DNOW.
1164 Rewrite expander function body.
1165 (*prefetch_3dnow): Enable for TARGET_3DNOW and TARGET_PREFETCHWT1.
1167 2016-08-19 Joseph Myers <joseph@codesourcery.com>
1170 * tree-core.h (TI_COMPLEX_FLOAT16_TYPE)
1171 (TI_COMPLEX_FLOATN_NX_TYPE_FIRST, TI_COMPLEX_FLOAT32_TYPE)
1172 (TI_COMPLEX_FLOAT64_TYPE, TI_COMPLEX_FLOAT128_TYPE)
1173 (TI_COMPLEX_FLOAT32X_TYPE, TI_COMPLEX_FLOAT64X_TYPE)
1174 (TI_COMPLEX_FLOAT128X_TYPE, TI_FLOAT16_TYPE, TI_FLOATN_TYPE_FIRST)
1175 (TI_FLOATN_NX_TYPE_FIRST, TI_FLOAT32_TYPE, TI_FLOAT64_TYPE)
1176 (TI_FLOAT128_TYPE, TI_FLOATN_TYPE_LAST, TI_FLOAT32X_TYPE)
1177 (TI_FLOATNX_TYPE_FIRST, TI_FLOAT64X_TYPE, TI_FLOAT128X_TYPE)
1178 (TI_FLOATNX_TYPE_LAST, TI_FLOATN_NX_TYPE_LAST): New enum
1180 (NUM_FLOATN_TYPES, NUM_FLOATNX_TYPES, NUM_FLOATN_NX_TYPES): New
1182 (struct floatn_type_info): New structure type.
1183 (floatn_nx_types): New variable declaration.
1184 * tree.h (FLOATN_TYPE_NODE, FLOATN_NX_TYPE_NODE)
1185 (FLOATNX_TYPE_NODE, float128_type_node, float64x_type_node)
1186 (COMPLEX_FLOATN_NX_TYPE_NODE): New macros.
1187 * tree.c (floatn_nx_types): New variable.
1188 (build_common_tree_nodes): Initialize _FloatN, _FloatNx and
1189 corresponding complex types.
1190 * target.def (floatn_mode): New hook.
1191 * targhooks.c: Include "real.h".
1192 (default_floatn_mode): New function.
1193 * targhooks.h (default_floatn_mode): New prototype.
1194 * doc/extend.texi (Floating Types): Document _FloatN and _FloatNx
1196 * doc/sourcebuild.texi (float@var{n}, float@var{n}x): Document new
1197 effective-target and dg-add-options keywords.
1198 (float@var{n}_runtime, float@var{n}x_runtime, floatn_nx_runtime):
1199 Document new effective-target keywords.
1200 * doc/tm.texi.in (TARGET_FLOATN_MODE): New @hook.
1201 * doc/tm.texi: Regenerate.
1202 * ginclude/float.h (LDBL_DECIMAL_DIG): Define to
1203 __LDBL_DECIMAL_DIG__, not __DECIMAL_DIG__.
1204 [__STDC_WANT_IEC_60559_TYPES_EXT__]: Define macros from TS
1206 * real.h (struct real_format): Add field ieee_bits.
1207 * real.c (ieee_single_format, mips_single_format)
1208 (motorola_single_format, spu_single_format, ieee_double_format)
1209 (mips_double_format, motorola_double_format)
1210 (ieee_extended_motorola_format, ieee_extended_intel_96_format)
1211 (ieee_extended_intel_128_format)
1212 (ieee_extended_intel_96_round_53_format, ibm_extended_format)
1213 (mips_extended_format, ieee_quad_format, mips_quad_format)
1214 (vax_f_format, vax_d_format, vax_g_format, decimal_single_format)
1215 (decimal_double_format, decimal_quad_format, ieee_half_format)
1216 (arm_half_format, real_internal_format: Initialize ieee_bits
1218 * config/i386/i386.c (ix86_init_builtin_types): Do not initialize
1219 float128_type_node. Set float80_type_node to float64x_type_node
1220 if appropriate and long_double_type_node not appropriate.
1221 * config/ia64/ia64.c (ia64_init_builtins): Likewise.
1222 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format):
1223 Initialize ieee_bits field.
1224 * config/rs6000/rs6000.c (TARGET_FLOATN_MODE): New macro.
1225 (rs6000_init_builtins): Set ieee128_float_type_node to
1227 (rs6000_floatn_mode): New function.
1229 2016-08-19 Jakub Jelinek <jakub@redhat.com>
1231 * config/i386/rdseedintrin.h (_rdseed16_step, _rdseed32_step,
1232 _rdseed64_step): Uglify argument names and/or local variable names
1233 in inline functions.
1234 * config/i386/rtmintrin.h (_xabort): Likewise.
1235 * config/i386/avx512vlintrin.h (_mm256_ternarylogic_epi64,
1236 _mm256_mask_ternarylogic_epi64, _mm256_maskz_ternarylogic_epi64,
1237 _mm256_ternarylogic_epi32, _mm256_mask_ternarylogic_epi32,
1238 _mm256_maskz_ternarylogic_epi32, _mm_ternarylogic_epi64,
1239 _mm_mask_ternarylogic_epi64, _mm_maskz_ternarylogic_epi64,
1240 _mm_ternarylogic_epi32, _mm_mask_ternarylogic_epi32,
1241 _mm_maskz_ternarylogic_epi32): Likewise.
1242 * config/i386/lwpintrin.h (__llwpcb, __lwpval32, __lwpval64,
1243 __lwpins32, __lwpins64): Likewise.
1244 * config/i386/avx2intrin.h (_mm_i32gather_pd, _mm_mask_i32gather_pd,
1245 _mm256_i32gather_pd, _mm256_mask_i32gather_pd, _mm_i64gather_pd,
1246 _mm_mask_i64gather_pd, _mm256_i64gather_pd, _mm256_mask_i64gather_pd,
1247 _mm_i32gather_ps, _mm_mask_i32gather_ps, _mm256_i32gather_ps,
1248 _mm256_mask_i32gather_ps, _mm_i64gather_ps, _mm_mask_i64gather_ps,
1249 _mm256_i64gather_ps, _mm256_mask_i64gather_ps, _mm_i32gather_epi64,
1250 _mm_mask_i32gather_epi64, _mm256_i32gather_epi64,
1251 _mm256_mask_i32gather_epi64, _mm_i64gather_epi64,
1252 _mm_mask_i64gather_epi64, _mm256_i64gather_epi64,
1253 _mm256_mask_i64gather_epi64, _mm_i32gather_epi32,
1254 _mm_mask_i32gather_epi32, _mm256_i32gather_epi32,
1255 _mm256_mask_i32gather_epi32, _mm_i64gather_epi32,
1256 _mm_mask_i64gather_epi32, _mm256_i64gather_epi32,
1257 _mm256_mask_i64gather_epi32): Likewise.
1258 * config/i386/pmm_malloc.h (_mm_malloc, _mm_free): Likewise.
1259 * config/i386/ia32intrin.h (__writeeflags): Likewise.
1260 * config/i386/pkuintrin.h (_wrpkru): Likewise.
1261 * config/i386/avx512pfintrin.h (_mm512_mask_prefetch_i32gather_pd,
1262 _mm512_mask_prefetch_i32gather_ps, _mm512_mask_prefetch_i64gather_pd,
1263 _mm512_mask_prefetch_i64gather_ps, _mm512_prefetch_i32scatter_pd,
1264 _mm512_prefetch_i32scatter_ps, _mm512_mask_prefetch_i32scatter_pd,
1265 _mm512_mask_prefetch_i32scatter_ps, _mm512_prefetch_i64scatter_pd,
1266 _mm512_prefetch_i64scatter_ps, _mm512_mask_prefetch_i64scatter_pd,
1267 _mm512_mask_prefetch_i64scatter_ps): Likewise.
1268 * config/i386/gmm_malloc.h (_mm_malloc, _mm_free): Likewise.
1269 * config/i386/avx512fintrin.h (_mm512_ternarylogic_epi64,
1270 _mm512_mask_ternarylogic_epi64, _mm512_maskz_ternarylogic_epi64,
1271 _mm512_ternarylogic_epi32, _mm512_mask_ternarylogic_epi32,
1272 _mm512_maskz_ternarylogic_epi32, _mm512_i32gather_ps,
1273 _mm512_mask_i32gather_ps, _mm512_i32gather_pd, _mm512_i64gather_ps,
1274 _mm512_i64gather_pd, _mm512_i32gather_epi32, _mm512_i32gather_epi64,
1275 _mm512_i64gather_epi32, _mm512_i64gather_epi64): Likewise.
1277 * config/i386/fxsrintrin.h (_fxsave): Remove return keyword in inlines
1279 (_fxrstor, _fxsave64, _fxrstor64): Likewise.
1280 * config/i386/xsaveintrin.h (_xsave, _xrstor, _xsave64, _xrstor64):
1282 * config/i386/xsaveoptintrin.h (_xsaveopt, _xsaveopt64): Likewise.
1283 * config/i386/pkuintrin.h (_wrpkru): Likewise. Add space after
1285 (_rdpkru_u32): Add space after function name.
1287 * config/i386/t-i386 (i386-c.o): Don't depend on
1288 i386-builtin-types.inc.
1289 (i386.o): Depend on i386-builtin-types.inc.
1291 2016-08-19 Matthew Wahab <matthew.wahab@arm.com>
1294 * config/arm/arm.c (neon_valid_immediate): Delete declaration.
1295 Use const_vec_duplicate to check for duplicated elements.
1297 2016-08-19 Richard Biener <rguenther@suse.de>
1299 PR tree-optimization/77290
1300 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
1301 Fix flag_tree_parallelize_loops check.
1303 2016-08-19 Richard Biener <rguenther@suse.de>
1305 * match.pd (x | 0 -> x): Add.
1307 2016-08-19 Richard Biener <rguenther@suse.de>
1309 PR tree-optimization/77286
1310 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
1311 Deal with virtual PHIs being out-of-order.
1313 2016-08-18 David Malcolm <dmalcolm@redhat.com>
1315 * doc/invoke.texi (fverbose-asm): Note that source code lines
1316 are emitted, and provide an example.
1317 * final.c (asm_show_source): New function.
1318 (final_scan_insn): Call asm_show_source.
1320 2016-08-18 David Malcolm <dmalcolm@redhat.com>
1322 * diagnostic-show-locus.c (colorizer::colorizer): Replace diagnostic
1323 param with diagnostic_kind.
1324 (class colorizer): Similarly replace field m_diagnostic with
1326 (colorizer::colorizer): Replace diagnostic
1327 param with diagnostic_kind.
1328 (colorizer::begin_state): Update for above field change.
1329 (layout::layout): Replace diagnostic param with rich_location *
1330 and diagnostic_kind.
1331 (diagnostic_show_locus): Replace diagnostic param with richloc
1332 and diagnostic_kind.
1333 (class selftest::test_diagnostic_context): New class.
1334 (selftest::test_diagnostic_show_locus_unknown_location): New
1336 (selftest::test_one_liner_simple_caret): New function.
1337 (selftest::test_one_liner_caret_and_range): New function.
1338 (selftest::test_one_liner_multiple_carets_and_ranges): New
1340 (selftest::test_one_liner_fixit_remove): New function.
1341 (selftest::test_one_liner_fixit_replace): New function.
1342 (selftest::test_diagnostic_show_locus_one_liner): New function.
1343 (selftest::diagnostic_show_locus_c_tests): Call the new test
1345 * diagnostic.c (diagnostic_initialize): Initialize
1346 colorize_source_p, show_ruler_p and parseable_fixits_p.
1347 (default_diagnostic_finalizer): Update for change to
1348 diagnostic_show_locus.
1349 (diagnostic_append_note): Likewise.
1350 * diagnostic.h (diagnostic_show_locus): Replace
1351 const diagnostic_info * param with location * and diagnostic_t.
1353 2016-08-18 David Malcolm <dmalcolm@redhat.com>
1355 * input.c (saved_line_table): New global.
1356 (class selftest::temp_line_table): Rename to line_table_test and
1357 move declaration to selftest.h, and drop field m_old_line_table.
1358 (selftest::temp_line_table::temp_line_table): Rename ctor to...
1359 (selftest::line_table_test::line_table_test): ...this. Add a
1360 default ctor. Store current value of line_table within
1362 (selftest::temp_line_table::~temp_line_table): Rename dtor to...
1363 (selftest::line_table_test::~line_table_test): ...this, and
1364 restore line_table from the saved_line_table, rather than
1366 (selftest::test_accessing_ordinary_linemaps): Update for above
1368 (selftest::test_lexer): Likewise.
1369 (struct selftest::lexer_test): Likewise.
1370 (selftest::lexer_test::lexer_test): Likewise.
1371 (selftest::input_c_tests): Move the looping over test cases from
1373 (selftest::for_each_line_table_case): New function.
1374 * input.h (saved_line_table): New decl.
1375 * selftest.h (struct selftest::line_table_case): New forward decl.
1376 (class selftest::line_table_test): New class, moved here from
1377 selftest::temp_line_table in input.c, and renamed.
1378 (selftest::for_each_line_table_case): New decl.
1380 2015-08-18 H.J. Lu <hongjiu.lu@intel.com>
1383 * config/i386/i386.c (lakemont_cost): Set MOVE_RATIO to 17.
1385 2016-08-18 Chung-Lin Tang <cltang@codesourcery.com>
1388 * gimplify.c (omp_add_variable): Adjust/add variable mapping on
1389 enclosing parallel construct for reduction variables on OpenACC loop
1392 2016-08-18 Pierre-Marie de Rodat <derodat@adacore.com>
1394 * dwarf2out.c (copy_dwarf_procedure): Remove obsolete comment.
1395 (new_dwarf_proc_die): Emit DW_TAG_dwarf_procedure DIEs even for
1397 (function_to_dwarf_procedure): Update comment.
1399 2016-08-18 David Malcolm <dmalcolm@redhat.com>
1401 * input.c (diagnostics_file_cache_forcibly_evict_file): New
1403 * input.h (diagnostics_file_cache_forcibly_evict_file): New
1405 * selftest.c (selftest::temp_source_file::~temp_source_file):
1406 Evict m_filename from the diagnostic file cache.
1408 2016-08-18 Richard Biener <rguenther@suse.de>
1410 * tree-pass.h (make_pass_materialize_all_clones): Declare.
1411 * ipa.c (pass_data_materialize_all_clones, pass_materialize_all_clones,
1412 make_pass_materialize_all_clones): New simple IPA pass encapsulating
1413 clone materialization.
1414 * passes.def (all_late_ipa_passes): Start with
1415 pass_materialize_all_clones.
1416 * cgraphunit.c (symbol_table::compile): Remove call to
1417 materialize_all_clones.
1418 * tree-into-ssa.c: Include statistics.h.
1419 (update_ssa): Count number of times we do incremental/rewrite
1422 2016-08-18 Richard Biener <rguenther@suse.de>
1424 PR tree-optimization/77282
1425 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
1426 When doing auto-parallelizing also prevent use of PHIs that
1427 carry dependences across loop backedges.
1429 2016-08-18 Tamar Christina <tamar.christina@arm.com>
1430 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1432 * varasm.c (default_use_anchors_for_symbol_p): Reject too large decls.
1434 2016-08-18 Richard Biener <rguenther@suse.de>
1436 * ssa-iterators.h (ssa_vuse_operand): New inline.
1437 * tree-if-conv.c (ifc_temp_var): Update virtual operand.
1438 (predicate_all_scalar_phis): Use remove_phi_node to remove
1439 phi nodes predicated. Delay removing virtual PHIs.
1440 (predicate_mem_writes): Update virtual operands.
1441 (combine_blocks): Likewise. Propagate out remaining virtual PHIs.
1442 (tree_if_conversion): Do not rewrite virtual SSA form.
1443 * tree-phinodes.c (release_phi_node): Make static.
1444 * tree-phinodes.h (release_phi_node): Remove.
1446 2016-08-18 Jakub Jelinek <jakub@redhat.com>
1448 * config/i386/i386.c (enum ix86_builtins): Remove IX86_BUILTIN_*
1449 codes that appear in bdesc_* arrays, instead include i386-builtin.def
1450 twice to define those.
1451 (bdesc_comi, bdesc_pcmpestr, bdesc_pcmpistr, bdesc_special_args,
1452 bdesc_args, bdesc_round_args, bdesc_mpx, bdesc_mpx_const,
1453 bdesc_multi_arg): Define by including i386-builtin.def the third time.
1454 * config/i386/i386-builtin.def: New file.
1456 2016-08-17 David Malcolm <dmalcolm@redhat.com>
1458 * input.c (get_source_range_for_char): Rename to...
1459 (selftest::get_source_range_for_char): ...this, and move within
1460 the #if CHECKING_P guard.
1461 (get_num_source_ranges_for_substring): Rename to...
1462 (selftest::get_num_source_ranges_for_substring): ...this, move
1463 within the #if CHECKING_P guard, and make static.
1464 (selftest::assert_num_substring_ranges): Initialize
1467 2016-08-18 Alan Modra <amodra@gmail.com>
1469 PR rtl-optimization/72771
1470 * reload.c (find_reloads): Don't assume that a subreg mem is OK
1471 when find_reloads_toplev returns address_reloaded==-1.
1472 (alternative_allows_const_pool_ref): Update comment.
1474 2015-08-17 Alan Hayward <alan.hayward@arm.com>
1476 PR tree-optimization/71752
1477 * tree-vect-loop.c (vectorizable_reduction): Keep SLP operand ordering.
1478 * tree-vect-slp.c (vect_get_slp_defs): Handle null operands.
1480 2016-08-17 Jakub Jelinek <jakub@redhat.com>
1482 * gimple-fold.c (gimple_fold_call): Use gimple_call_noreturn_p
1483 instead of testing ECF_NORETURN bit in gimple_call_flags.
1484 * tree-cfg.c (make_edges_bb, execute_fixup_cfg): Likewise.
1485 * predict.c (tree_bb_level_predictions): Likewise.
1486 * gimple-low.c (gimple_stmt_may_fallthru): Likewise.
1489 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children): If
1490 turning a call into __builtin_unreachable-like noreturn call, adjust
1491 gimple_call_set_fntype.
1492 * tree-cfgcleanup.c (fixup_noreturn_call): Remove lhs also if
1493 gimple_call_fntype has void return type.
1495 2016-08-17 Chung-Lin Tang <cltang@codesourcery.com>
1497 * omp-low.c (lower_oacc_reductions): Adjust variable lookup to use
1498 maybe_lookup_decl, to handle nested acc loop directives.
1500 2016-08-17 Richard Biener <rguenther@suse.de>
1502 PR tree-optimization/76490
1503 * tree-vrp.c (update_value_range): Preserve overflow infinities
1504 when intersecting with ranges from get_range_info.
1505 (operand_less_p): Handle overflow infinities correctly.
1506 (value_range_constant_singleton): Use vrp_operand_equal_p
1507 to handle overflow max/min correctly.
1508 (vrp_valueize): Likewise.
1509 (union_ranges): Likewise.
1510 (intersect_ranges): Likewise.
1511 (vrp_visit_phi_node): Improve iteration limitation to only
1512 apply when we'll possibly re-visit the PHI via a changed argument
1515 2016-08-17 Thomas Preud'homme <thomas.preudhomme@arm.com>
1517 * config/arm/t-aprofile (MULTILIB_EXCEPTIONS): Rewrite into ...
1518 (MULTILIB_REQUIRED): This by specifying multilib needing to be built
1519 rather than those that should not be built.
1521 2016-08-17 Stanislaw Halik <sthalik@misaki.pl>
1524 * config/i386/xm-mingw32.h (HOST_BITS_PER_PTR): Define if __x86_64__.
1526 2016-08-17 Richard Biener <rguenther@suse.de>
1528 * tree-ssa.c: Include tree-cfg.h and tree-dfa.h.
1529 (verify_vssa): New function verifying virtual SSA form.
1530 (verify_ssa): Call it.
1531 * tree-ssa-loop-manip.c (slpeel_update_phi_nodes_for_guard2):
1532 Do not apply loop-closed SSA handling to virtuals.
1533 * ssa-iterators.h (op_iter_init): Handle GIMPLE_TRANSACTION.
1534 * tree-into-ssa.c (prepare_use_sites_for): Skip virtual SSA names
1535 when rewriting their symbol.
1536 (prepare_def_site_for): Likewise.
1537 * tree-chkp-opt.c (chkp_reduce_bounds_lifetime): Clear virtual
1538 operands of moved stmts.
1540 2016-08-17 Richard Biener <rguenther@suse.de>
1542 PR tree-optimization/23855
1543 * tree-ssa-loop-unswitch.c: Include tree-ssa-loop-manip.h.
1544 (tree_unswitch_outer_loop): Iterate find_loop_guard as long as we
1545 find guards to hoist. Do not update SSA form but rewrite virtuals
1546 into loop closed SSA.
1547 (find_loop_guard): Adjust to skip already hoisted guards. Do
1548 not mark virtuals for renaming or update SSA form.
1550 2016-08-17 Martin Liska <mliska@suse.cz>
1552 * coverage.c (get_gcov_type): Replace GCOV_TYPE_SIZE with
1553 a LONG_LONG_TYPE_SIZE comparison.
1554 * gcov-io.h: Remove macro definitions.
1555 * tree-profile.c (gimple_gen_edge_profiler): Replace usage
1556 of GCOV_TYPE_ATOMIC_FETCH_ADD with a LONG_LONG_TYPE_SIZE
1559 2016-08-16 Jakub Jelinek <jakub@redhat.com>
1561 * config/i386/i386.c (enum ix86_builtins): Reorder enumerators, so
1562 that builtins not mentioned in bdesc_* arrays come first, then
1563 the ones mentioned in bdesc_* arrays in the order they appear in
1564 the arrays in between IX86_BUILTIN__BDESC_*_FIRST and
1565 IX86_BUILTIN__BDESC_*_LAST enumerator.
1566 (bdesc_mpx): Fix up a comment typo.
1567 (bdesc_multi_arg): Remove __builtin_ia32_vpcomne[bwdq] and
1568 __builtin_ia32_vpcomneu[bwdq] builtins.
1569 (BDESC_VERIFY, BDESC_VERIFYS): Define.
1570 (ix86_init_mmx_sse_builtins, ix86_init_mpx_builtins): Verify
1571 enum ix86_builtins ordering.
1572 (ix86_expand_builtin): Use enum ix86_builtins ordering assumption
1573 for direct bdesc_* array member access instead of searching all the
1574 arrays until an fcode match is found.
1576 2016-08-16 Uros Bizjak <ubizjak@gmail.com>
1578 * config/i386/i386.md (*ashl<mode>3_mask): Rewrite define_insn
1579 pattern as define_insn_and_split. Split insn before reload to
1581 (*<shift_insn><mode>3_mask): Ditto. Split insn before reload to
1582 <shift_insn><mode>3_1.
1583 (*<rotate_insn><mode>3_mask): Ditto. Split insn before reload to
1584 <rotate_insn><mode>3_1.
1586 2016-08-16 David Malcolm <dmalcolm@redhat.com>
1589 * input.c (get_source_range_for_substring): Rename to...
1590 (get_source_location_for_substring): ...this, adding param
1591 "caret_idx", and converting output param from source_range * to
1593 (get_source_range_for_char): New function.
1594 (get_num_source_ranges_for_substring): Update comment to reflect
1596 (assert_char_at_range): Update to use get_source_range_for_char
1597 rather than get_source_range_for_substring.
1598 (test_lexer_string_locations_concatenation_2): Likewise.
1599 * substring-locations.h (get_source_range_for_substring): Rename
1601 (get_source_location_for_substring): ...this, and adding param
1602 "caret_idx", and converting output param from source_range * to
1605 2016-08-16 David Malcolm <dmalcolm@redhat.com>
1607 * input.c (class selftest::temp_source_file): Move to
1609 (selftest::temp_source_file::temp_source_file): Move to
1611 (selftest::temp_source_file::~temp_source_file): Likewise.
1612 * selftest.c (selftest::temp_source_file::temp_source_file): Move
1614 (selftest::temp_source_file::~temp_source_file): Likewise.
1615 * selftest.h (class selftest::temp_source_file): Move here from
1618 2016-08-16 Jakub Jelinek <jakub@redhat.com>
1621 * tree-cfg.c (execute_fixup_cfg): Add node variable, use it. Before
1622 inlining, add cgraph edge for the added __builtin_unreachable call.
1625 * expmed.c (expand_mult_const): Change val_so_far's type to UHWI,
1626 only cast it to SHWI for the final comparison.
1628 2016-08-16 Martin Liska <mliska@suse.cz>
1630 PR gcov-profile/36412
1631 * doc/gcov.texi: Document --hash-filenames(-x).
1632 * gcov.c (print_usage): Add the option.
1633 (process_args): Process the option, sort options alphabetically.
1634 (md5sum_to_hex): New function.
1635 (make_gcov_file_name): Do the md5sum and append it to a
1638 2016-08-16 Bin Cheng <bin.cheng@arm.com>
1640 PR tree-optimization/69848
1641 * config/aarch64/aarch64-simd.md (vcond<mode><mode>): Invert NE
1642 and swtich operands to avoid additional NOT instruction.
1643 (vcond<v_cmp_mixed><mode>): Ditto.
1644 (vcondu<mode><mode>, vcondu<mode><v_cmp_mixed>): Ditto.
1646 2016-08-16 Eric Botcazou <ebotcazou@adacore.com>
1648 * doc/install.texi (*-*-solaris2*): Adjust latest change.
1650 2016-08-16 Richard Biener <rguenther@suse.de>
1652 PR tree-optimization/76783
1653 * tree-ssa-propagate.c (ssa_prop_init): Use RPO order. Clear
1654 BB visited flags at start.
1656 2016-08-16 Bin Cheng <bin.cheng@arm.com>
1658 PR tree-optimization/72817
1659 PR tree-optimization/73450
1660 * tree-ssa-loop-niter.c (number_of_iterations_ne): Check
1661 multiple_of_p for adjusted IV.base.
1663 2016-08-15 Uros Bizjak <ubizjak@gmail.com>
1666 * config/i386/sse.md (<code><mode>3<mask_name><round_saeonly_name>):
1667 Emit ieee_<ieee_maxmin><mode>3<mask_name><round_saeonly_name>
1668 for !flag_finite_math_only or flag_signed_zeros.
1669 (*<code><mode>3<mask_name><round_saeonly_name>): Rename from
1670 *<code><mode>3_finite<mask_name><round_saeonly_name>. Do not
1671 depend on flag_finite_math_only.
1672 (ieee_<ieee_maxmin><mode>3<mask_name><round_saeonly_name>):
1674 (*<code><mode>3<mask_name><round_saeonly_name>): Remove.
1675 (*ieee_smin<mode>3): Ditto.
1676 (*ieee_smax<mode>3): Ditto.
1677 * config/i386/mmx.md (mmx_<code>v2sf3): Emit
1678 mmx_ieee_<ieee_maxmin>v2sf3 for !flag_finite_math_only or
1680 (*mmx_<code>v2sf3): Rename from *mmx_<code>v2sf3_finite. Do not
1681 depend on flag_finite_math_only.
1682 (mmx_ieee_<ieee_maxmin>v2sf3): New insn pattern.
1683 (*mmx_<code>v2sf3): Remove.
1684 * config/i386/subst.md (round_saeonly_mask_arg3): New subst attribute.
1685 * config/i386/i386.c (ix86_expand_sse_fp_mimnax): Check
1686 flag_signed_zeros instead of !flag_unsafe_math_optimizations.
1688 2016-08-15 Segher Boessenkool <segher@kernel.crashing.org>
1690 PR rtl-optimization/73650
1691 * lra-constraints.c (simple_move_p): If the insn is multiple_sets
1692 it is not a simple move.
1694 2016-08-15 Martin Liska <mliska@suse.cz>
1697 * gcc.c (do_spec_1): Call save_string with the right size.
1698 (save_string): Do an assert about string we copy.
1700 2016-08-15 Richard Biener <rguenther@suse.de>
1702 * ree.c (rest_of_handle_ree): Remove redundant timevar push/pop.
1703 * config/i386/i386.c (pass_data_insert_vzeroupper): Account to
1705 (pass_data_stv): Likewise.
1707 2016-08-15 Richard Biener <rguenther@suse.de>
1709 PR tree-optimization/73434
1710 * tree-ssa-sccvn.c (vn_reference_maybe_forwprop_address): Preserve
1711 TBAA info on the base when forwarding a non-invariant address.
1713 2016-08-15 Jakub Jelinek <jakub@redhat.com>
1715 * dwarf2out.c (struct checksum_attributes): Add
1716 at_string_length_bit_size and at_string_length_byte_size fields.
1717 (collect_checksum_attributes): Handle DW_AT_string_length_bit_size
1718 and DW_AT_string_length_byte_size.
1719 (die_checksum_ordered): Handle at_string_length_bit_size and
1720 at_string_length_byte_size.
1721 (gen_array_type_die): For dwarf_version >= 5 emit
1722 DW_AT_string_length_byte_size instead of DW_AT_byte_size.
1723 (adjust_string_types): For dwarf_version >= 5 remove
1724 DW_AT_string_length_byte_size instead of DW_AT_byte_size.
1725 (resolve_addr): Likewise.
1728 * dwarf2out.c (string_types): New variable.
1729 (gen_array_type_die): Change early_dwarf handling of
1730 DW_AT_string_length, create DW_OP_call4 referencing the
1731 length var temporarily. Handle parameters that are pointers
1733 (adjust_string_types): New function.
1734 (gen_subprogram_die): Temporarily set string_types to local var,
1735 call adjust_string_types if needed.
1736 (non_dwarf_expression, copy_deref_exprloc, optimize_string_length):
1738 (resolve_addr): Adjust DW_AT_string_length if it is DW_OP_call4.
1740 2016-08-15 Eric Botcazou <ebotcazou@adacore.com>
1742 * doc/install.texi (*-*-solaris2*): Fix version number and document
1743 requirement on GNU make for building libjava with the Solaris linker.
1745 2016-08-15 Martin Liska <mliska@suse.cz>
1746 Jakub Jelinek <jakub@redhat.com>
1748 PR tree-optimization/72824
1749 * tree-loop-distribution.c (const_with_all_bytes_same)
1750 <case VECTOR_CST>: Fix a typo.
1752 2016-08-14 Uros Bizjak <ubizjak@gmail.com>
1755 * config/i386/avx512fintrin.h (_mm512_undefined_epi32):
1756 Renamed from _mm512_undefined_si512.
1757 (_mm_undefined_si512): New definition.
1759 2016-08-13 Richard Biener <rguenther@suse.de>
1761 * tree-ssa-forwprop.c (pass_forwprop::execute): Propagate
1762 into PHIs and update the lattice for its def.
1764 2016-08-12 Jakub Jelinek <jakub@redhat.com>
1767 * ubsan.c (instrument_si_overflow): Pass true instead of false
1769 (pass_ubsan::execute): Call gimple_purge_dead_eh_edges at the end
1770 of bbs. Return TODO_cleanup_cfg if any returned true.
1772 2016-08-12 Michael Meissner <meissner@linux.vnet.ibm.com>
1774 * config/rs6000/vsx.md (vsx_concat_<mode>): Add support for the
1775 ISA 3.0 MTVSRDD instruction.
1776 (vsx_splat_<mode>): Change cpu type of MTVSRDD instruction to
1779 2016-08-12 Bernd Edlinger <bernd.edlinger@hotmail.de>
1781 PR tree-optimization/71083
1782 * tree-predcom.c (ref_at_iteration): Use a COMPONENT_REF for the
1783 bitfield access when possible.
1785 2016-08-12 Patrick Palka <ppalka@gcc.gnu.org>
1788 * match.pd ((T)A CMP (T)B -> A CMP B): Allow (T)A to be a
1789 sign-changing cast from a shorter unsigned type to a wider
1792 2016-08-12 Jakub Jelinek <jakub@redhat.com>
1794 * config/i386/sse.md (avx512dq_vextract<shuffletype>64x2_1_maskm,
1795 vec_extract_hi_<mode>_mask, vec_extract_lo_<mode>_mask,
1796 vec_extract_hi_<mode>_mask): Use Yk constraint instead of k.
1798 2016-08-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1800 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost):
1801 Correct costs for vec_construct.
1803 2016-08-12 Bin Cheng <bin.cheng@arm.com>
1805 PR tree-optimization/69848
1806 * tree-vectorizer.h (enum vect_def_type): New condition reduction
1807 type CONST_COND_REDUCTION.
1808 * tree-vect-loop.c (vectorizable_reduction): Support new condition
1809 reudction type CONST_COND_REDUCTION.
1811 2016-08-12 Richard Biener <rguenther@suse.de>
1813 PR tree-optimization/57326
1814 * tree-ssa-pre.c (fully_constant_expression): Handle simplification
1815 returning an SSA name.
1816 (phi_translate_1): When fully_constant_expression returns a NAME
1817 make sure we have a leader for it.
1819 2016-08-12 Martin Liska <mliska@suse.cz>
1820 Adam Fineman <afineman@afineman.com>
1822 * gcov.c (process_file): Create .gcov file when .gcda
1825 2016-08-12 Marek Polacek <polacek@redhat.com>
1828 * alias.c (find_base_value): Adjust fall through comment.
1829 * cfgexpand.c (expand_debug_expr): Likewise.
1830 * combine.c (find_split_point): Likewise.
1831 (expand_compound_operation): Likewise. Add FALLTHRU.
1832 (make_compound_operation): Adjust fall through comment.
1833 (canon_reg_for_combine): Add FALLTHRU.
1834 (force_to_mode): Adjust fall through comment.
1835 (simplify_shift_const_1): Likewise.
1836 (simplify_comparison): Likewise.
1837 * config/aarch64/aarch64-builtins.c (aarch64_simd_expand_args): Add
1839 * config/aarch64/predicates.md: Likewise.
1840 * config/i386/i386.c (function_arg_advance_32): Likewise.
1841 (ix86_gimplify_va_arg): Likewise.
1842 (print_reg): Likewise.
1843 (ix86_print_operand): Likewise.
1844 (ix86_build_const_vector): Likewise.
1845 (ix86_expand_branch): Likewise.
1846 (ix86_sched_init_global): Adjust fall through comment.
1847 (ix86_expand_args_builtin): Add FALLTHRU.
1848 (ix86_expand_builtin): Likewise.
1849 (ix86_expand_vector_init_one_var): Likewise.
1850 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
1851 (rs6000_adjust_cost): Likewise.
1852 (insn_must_be_first_in_group): Likewise.
1853 * config/rs6000/rs6000.md: Likewise. Adjust fall through comment.
1854 * dbxout.c (dbxout_symbol): Adjust fall through comment.
1855 * df-scan.c (df_uses_record): Likewise.
1856 * dojump.c (do_jump): Add FALLTHRU.
1857 * dwarf2out.c (mem_loc_descriptor): Likewise. Adjust fall through
1859 (resolve_args_picking_1): Adjust fall through comment.
1860 (loc_list_from_tree_1): Likewise.
1861 * expmed.c (make_tree): Likewise.
1862 * expr.c (expand_expr_real_2): Add FALLTHRU.
1863 (expand_expr_real_1): Likewise. Adjust fall through comment.
1864 * fold-const.c (const_binop): Adjust fall through comment.
1865 (fold_truth_not_expr): Likewise.
1866 (fold_cond_expr_with_comparison): Add FALLTHRU.
1867 (fold_binary_loc): Likewise.
1868 (contains_label_1): Adjust fall through comment.
1869 (multiple_of_p): Likewise.
1870 * gcov-tool.c (process_args): Add FALLTHRU.
1871 * genattrtab.c (check_attr_test): Likewise.
1872 (write_test_expr): Likewise.
1873 * genconfig.c (walk_insn_part): Likewise.
1874 * genpreds.c (validate_exp): Adjust fall through comment.
1875 (needs_variable): Likewise.
1876 * gensupport.c (get_alternatives_number): Add FALLTHRU.
1877 (subst_dup): Likewise.
1878 * gimple-pretty-print.c (dump_gimple_assign): Likewise.
1879 * gimplify.c (gimplify_addr_expr): Adjust fall through comment.
1880 (gimplify_scan_omp_clauses): Add FALLTHRU.
1881 (goa_stabilize_expr): Likewise.
1882 * graphite-isl-ast-to-gimple.c (substitute_ssa_name): Adjust fall
1884 * hsa-gen.c (get_address_from_value): Likewise.
1885 * ipa-icf.c (sem_function::hash_stmt): Likewise.
1886 * ira.c (ira_setup_alts): Add FALLTHRU.
1887 * lra-eliminations.c (lra_eliminate_regs_1): Adjust fall through
1889 * lto-streamer-out.c (lto_output_tree_ref): Add FALLTHRU.
1890 * opts.c (common_handle_option): Likewise.
1891 * read-rtl.c (read_rtx_code): Likewise.
1892 * real.c (round_for_format): Likewise.
1893 * recog.c (asm_operand_ok): Likewise.
1894 * reginfo.c (reg_scan_mark_refs): Adjust fall through comment.
1895 * reload1.c (set_label_offsets): Likewise.
1896 (eliminate_regs_1): Likewise.
1897 (reload_reg_reaches_end_p): Likewise.
1898 * rtlanal.c (commutative_operand_precedence): Add FALLTHRU.
1899 (rtx_cost): Likewise.
1900 * sched-rgn.c (is_exception_free): Likewise.
1901 * simplify-rtx.c (simplify_rtx): Adjust fall through comment.
1902 * stor-layout.c (int_mode_for_mode): Likewise.
1903 * toplev.c (print_to_asm_out_file): Likewise.
1904 (print_to_stderr): Likewise.
1905 * tree-cfg.c (gimple_verify_flow_info): Likewise.
1906 * tree-chrec.c (chrec_fold_plus_1): Add FALLTHRU.
1907 (chrec_fold_multiply): Likewise.
1908 (evolution_function_is_invariant_rec_p): Likewise.
1909 (for_each_scev_op): Likewise.
1910 * tree-data-ref.c (siv_subscript_p): Likewise.
1911 (get_references_in_stmt): Likewise.
1912 * tree.c (find_placeholder_in_expr): Adjust fall through comment.
1913 (substitute_in_expr): Likewise.
1914 (type_cache_hasher::equal): Likewise.
1915 (walk_type_fields): Likewise.
1916 * var-tracking.c (adjust_mems): Add FALLTHRU.
1917 (set_dv_changed): Adjust fall through comment.
1918 * varasm.c (default_function_section): Add FALLTHRU.
1920 2016-08-12 Marek Polacek <polacek@redhat.com>
1923 * tree-complex.c (expand_complex_division): Add missing break.
1925 2016-08-12 Richard Biener <rguenther@suse.de>
1927 * passes.c (execute_todo): Do not push/pop TV_TODO.
1928 (execute_one_ipa_transform_pass): Move timevar push/pop TODO execution.
1929 (execute_one_pass): Likewise.
1930 * common.opt (ftime-report-details): New switch.
1931 * doc/invoke.texi (ftime-report-details): Document.
1932 * timevar.h (timer::print_row): Adjust signature.
1933 (timer::all_zero): New static helper.
1934 (timer::child_map_t): New typedef.
1935 (timer::time_var_def): Add children field.
1936 * timevar.c (timer::named_items::print): Adjust.
1937 (timer::~timer): Free timevar recorded children.
1938 (timer::pop_internal): When -ftime-report-details record
1939 time spent in sub-timevars.
1940 (timer::print_row): Adjust.
1941 (timer::print): Print sub-timevar stats, use all_zero.
1942 * timevar.def (TV_TODO): Remove.
1944 2016-08-12 Richard Biener <rguenther@suse.de>
1946 PR tree-optimization/72851
1947 * tree-ssa-propagate.c: Include cfganal.h. Rewrite block and stmt
1948 worklists to use bitmaps indexed in execution order.
1949 (executable_blocks, cfg_blocks_num, cfg_blocks_tail, cfg_blocks_head,
1950 bb_in_list, interesting_ssa_edges, varying_ssa_edges): Remove.
1951 (cfg_blocks): Make a bitmap.
1952 (bb_to_cfg_order, cfg_order_to_bb, ssa_edge_worklist, uid_to_stmt):
1954 (cfg_blocks_empty_p): Adjust.
1955 (cfg_blocks_add): Likewise.
1956 (cfg_blocks_get): Likewise.
1957 (add_ssa_edge): Likewise.
1958 (add_control_edge): Likewise.
1959 (simulate_stmt): Likewise.
1960 (process_ssa_edge_worklist): Likewise.
1961 (simulate_block): Likewise.
1962 (ssa_prop_init): Compute PRE order and stmt UIDs.
1963 (ssa_prop_fini): Adjust.
1964 (ssa_propagate): Adjust.
1966 2016-08-12 Richard Biener <rguenther@suse.de>
1968 * tree-vrp.c (vrp_visit_phi_node): Allow a last iteration if
1969 the currently executable edges have fixed ranges. Always
1970 go through update_value_range.
1972 2016-08-12 Alexandre Oliva <aoliva@redhat.com>
1976 (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Const_tree-ify.
1977 (LANG_HOOKS_FUNCTION_DECL_DELETED_P): Likewise.
1978 (LANG_HOOKS_FUNCTION_DECL_DEFAULTED): Set default.
1979 (LANG_HOOKS_DECLS): Add it.
1980 * langhooks.h (struct lang_hooks_for_decls): Add
1981 function_decl_defaulted. Const_tree-ify
1982 function_decl_explicit_p and function_decl_deleted_p.
1983 * dwarf2out.c (gen_subprogram_die): Add DW_AT_defaulted
1984 attribute. Add DW_AT_deleted instead of DW_AT_GNU_deleted,
1985 also at strict DWARF v5.
1988 * dwarf2out.c (decl_quals): Don't map TREE_READONLY to
1989 TYPE_QUAL_CONST in reference-typed decls.
1992 * dwarf2out.c (loc_list_from_tree_1): Expand some CONSTRUCTORs
1993 in DW_OP_pieces, just enough to handle pointers to member
1995 (gen_remaining_tmpl_value_param_die_attribute): Use a location
1996 expression on DWARFv5 if a constant value doesn't work.
1998 2016-08-11 David Malcolm <dmalcolm@redhat.com>
2000 * selftest-run-tests.c (selftest::run_tests): Call selftest_c_tests.
2001 * selftest.c (selftest::test_assertions): New function.
2002 (selftest::selftest_c_tests): New function.
2003 * selftest.h (selftest::selftest_c_tests): New declaration.
2005 2016-08-11 Richard Biener <rguenther@suse.de>
2006 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2008 PR rtl-optimization/72855
2009 * df-core.c (df_verify): Turn off DF_VERIFY_SCHEDULED at end.
2011 2016-08-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2014 * vsx.md (vsx_load_<mode>): For P8LE, emit swaps at expand time.
2015 (vsx_store_<mode>): Likewise.
2017 2015-08-11 H.J. Lu <hongjiu.lu@intel.com>
2019 * config/i386/i386.c (timode_scalar_to_vector_candidate_p): Allow
2020 TImode CONST_WIDE_INT store.
2021 (timode_scalar_chain::convert_insn): Handle CONST_WIDE_INT store.
2023 2015-08-11 H.J. Lu <hongjiu.lu@intel.com>
2025 * config/i386/i386.h (MOVE_MAX_PIECES): Use TImode in 64-bit
2026 mode if unaligned SSE load and store are optimal.
2028 2016-08-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
2030 PR tree-optimization/71083
2031 * tree-predcom.c (ref_at_iteration): Correctly align the
2034 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2036 * config/s390/s390-builtin-types.def: Add INT128 types.
2037 * config/s390/s390-builtins.def: Add INT128 variants for the add
2038 sub low-level builtins dealing with TImode.
2039 * config/s390/s390.c (s390_expand_builtin): Allow mode conversions
2040 via subreg when expanding a builtin.
2041 * config/s390/s390.md: Remove UNSPEC_VEC_ADDC_U128,
2042 UNSPEC_VEC_SUB_U128, and UNSPEC_VEC_SUBC_U128 constants.
2044 * config/s390/vecintrin.h: Adjust builtin names accordingly.
2045 * config/s390/vx-builtins.md ("vec_add_u128"): Remove expander.
2046 ("vec_addc<mode>", "vec_addc_u128"): Merge to
2047 "vacc<bhfgq>_<mode>".
2048 ("vec_adde_u128"): Rename to "vacq". Change mode to TImode.
2049 ("vec_addec_u128"): Rename to "vacccq". Change mode to TImode.
2050 ("vec_subc<mode>", "vec_subc_u128"): Merge to
2051 "vscbi<bhfgq>_<mode>".
2052 ("vec_sube_u128"): Rename to "vsbiq". Change mode to TImode.
2053 ("vec_subec_u128"): Rename to "vsbcbiq". Change mode to TImode.
2055 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2057 * config/s390/s390-builtins.def: Mark last operand of s390_vlvg*
2059 2016-08-11 Bin Cheng <bin.cheng@arm.com>
2061 * config/aarch64/aarch64-simd.md (vcond<mode><mode>): Delete
2063 (vcond<v_cmp_mixed><mode>): Ditto.
2064 (vcondu<mode><mode>, vcondu<mode><v_cmp_mixed>): Ditto.
2066 2016-08-11 Bin Cheng <bin.cheng@arm.com>
2068 * config/aarch64/aarch64-simd.md (vec_cmp<mode><v_cmp_result>): Init
2069 variable explicitly, also assert on it before use.
2071 2016-08-11 Richard Biener <rguenther@suse.de>
2073 PR tree-optimization/72772
2074 * cfgloopmanip.c (create_preheader): Use split_edge if there
2075 is a single loop entry, avoiding degenerate PHIs.
2077 2016-08-11 Richard Biener <rguenther@suse.de>
2079 * tree-ssa-threadbackward.c (pass_data_thread_jumps): Remove
2080 unconditional TODO_cleanup_cfg.
2081 (pass_thread_jumps::execute): Initialize loops, perform a CFG
2082 cleanup only if we threaded a jump.
2084 2016-08-11 Alan Modra <amodra@gmail.com>
2087 * lra-constraints.c (simplify_operand_subreg): Allow subreg
2088 mode for mem when SLOW_UNALIGNED_ACCESS if inner mode is also
2089 slow. Emit two reloads for slow mem case, first loading in
2090 fast innermode, then converting to required mode.
2092 2016-08-10 Kelvin Nilsen <kelvin@gcc.gnu.org>
2094 * config/rs6000/altivec.h (vec_extract_exp): New macro.
2095 (vec_extract_sig): New macro.
2096 (vec_insert_exp): New macro.
2097 (vec_test_data_class): New macro.
2098 (scalar_extract_exp): New macro.
2099 (scalar_extract_sig): New macro.
2100 (scalar_insert_exp): New macro.
2101 (scalar_test_data_class): New macro.
2102 (scalar_test_neg): New macro.
2103 (scalar_cmp_exp_gt): New macro.
2104 (scalar_cmp_exp_lt): New macro.
2105 (scalar_cmp_exp_eq): New macro.
2106 (scalar_cmp_exp_unordered): New macro.
2107 * config/rs6000/predicates.md (u7bit_cint_operand): New predicate
2108 to enforce constraint that operand is a 7-bit unsigned literal.
2109 * config/rs6000/rs6000-builtin.def (BU_P9V_64BIT_VSX_1): New macro
2110 for power9 built-ins.
2111 (BU_P9V_VSX_2): Likewise.
2112 (BU_P9V_64BIT_VSX_2): Likewise.
2113 (VSEEDP): Add scalar extract exponent support.
2114 (VSEESP): Add scalar extract signature support.
2115 (VSTDCNDP): Add scalar test negative support.
2116 (VSTDCNSP): Likewise.
2117 (VSIEDP): Add scalar insert exponent support.
2118 (VSCEDPGT): Add scalar compare exponent greater than support.
2119 (VSCEDPLT): Add scalar compare exponent less than support.
2120 (VSCEDPEQ): Add scalar compare exponent test-for-equality support.
2121 (VSCEDPUO): Add scalar compare exponent test-for-unordered support.
2122 (VSTDCDP): Add scalar test data class support.
2123 (VSTDCSP): Likewise.
2124 (VSEEDP): Add overload support for scalar extract exponent
2126 (VSESDP): Add overload support for scalar extract signature
2128 (VSTDCN): Add overload support for scalar test negative
2130 (VSTDCNDP): Add overload support for scalar test negative
2132 (VSTDCNSP): Add overload support for scalar test negative
2134 (VSIEDP): Add overload support for scalar insert exponent
2136 (VSTDC): Add overload support for scalar test data class
2138 (VSTDCDP): Add overload support for scalar test data class
2140 (VSTDCSP): Add overload support for scalar test data class
2142 (VSCEDPGT): Add overload support for scalar compare exponent
2143 greater than operation.
2144 (VSCEDPLT): Add overload support for scalar compare exponent
2145 less than operation.
2146 (VSCEDPEQ): Add overload support for scalar compare exponent
2147 test-for-equality operation.
2148 (VSCEDPUO): Add overload support for scalar compare exponent
2149 test-for-unordered operation.
2150 (VEEDP): Add vector extract exponent support.
2152 (VESDP): Add vector extract significand support.
2154 (VIEDP): Add vector insert exponent support.
2156 (VTDCDP): Add vector test data class support.
2158 (VES): Add overload support for vector extract significand operation.
2161 (VEE): Add overload support for vector extract exponent operation.
2164 (VTDC): Add overload support for vector test data class operation.
2167 (VIE): Add overload support for vector insert exponent operation.
2170 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
2171 overloaded binary floating point functions.
2172 (altivec_resolve_overloaded_builtin): Improve error messages to
2173 distinguish between functions not supported in the current
2174 compiler configuration and functions that were invoked with an
2175 invalid parameter combination, and include the built-in function
2176 name in both error messages.
2177 * config/rs6000/rs6000-protos.h (rs6000_overloaded_builtin_name):
2179 * config/rs6000/rs6000.c (rs6000_overloaded_builtin_name): New
2181 (rs6000_expand_binop_builtin): Add check to enforce that argument
2182 2 of the test data class operations is a 7-bit unsigned literal.
2183 (rs6000_invalid_builtin): Add code to issue an error message if a
2184 built-in function that requires the power9_vector and -m32
2185 command-line options is compiled without these options.
2186 * config/rs6000/vsx.md (UNSPEC_VSX_SXEXPDP): New value.
2187 (UNSPEC_VSX_SXSIGDP): New value.
2188 (UNSPEC_VSX_SXSIGPDP): New value.
2189 (UNSPEC_VSX_SIEXPDP): New value.
2190 (UNSPEC_VSX_SCMPEXPDP): New value.
2191 (UNSPEC_VSX_STSTDC): New value.
2192 (UNSPEC_VSX_VXEXP): New value.
2193 (UNSPEC_VSX_VXSIG): New value.
2194 (UNSPEC_VSX_VIEXP): New value.
2195 (UNSPEC_VSX_VTSTDC): New value.
2196 (xsxexpdp): New insn for scalar extract exponent.
2197 (xsxsigdp): New insn for scalar extract significand.
2198 (xsiexpdp): New insn for scalar insert exponent.
2199 (xscmpexpdp_<code>): New expansion for scalar compare exponents.
2200 (*xscmpexpdp): New insn for scalar compare exponents.
2201 (xststdc<Fvsx): New expansion for both single- and
2202 double-precision scalar test data class operations.
2203 (xststdcneg<Fvsx>): New expansion for both single- and
2204 double-precision scalar test for negative value operations.
2205 (*xststdc<Fvsx>): New insn for scalar test data class
2207 (xvxexp<VSs>): New insn for single- and double-precision
2208 vector extract exponent operation.
2209 (xvxsig<VSs>): New insn for single- and double-precision
2210 vector extract significand operation.
2211 (xviexp<VSs>): New insn for single- and double-precision
2212 vector insert exponent operation.
2213 (xvtstdc<VSs>): New insn for single- and double-precision
2214 vector test data class operation.
2215 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
2216 built-in functions to represent the Power9 binary floating-point
2217 support instructions.
2219 2016-08-10 bin cheng <bin.cheng@arm.com>
2221 * doc/sourcebuild.texi (@item vect_cond_mixed): New item.
2223 2016-08-10 Alan Lawrence <alan.lawrence@arm.com>
2224 Renlin Li <renlin.li@arm.com>
2225 Bin Cheng <bin.cheng@arm.com>
2227 * config/aarch64/iterators.md (V_cmp_mixed, v_cmp_mixed): New.
2228 * config/aarch64/aarch64-simd.md (<su><maxmin>v2di3): Call
2229 gen_vcondv2div2di instead of gen_aarch64_vcond_internalv2div2di.
2230 (aarch64_vcond_internal<mode><mode>): Delete pattern.
2231 (aarch64_vcond_internal<VDQF_COND:mode><VDQF:mode>): Ditto.
2232 (vcond<v_cmp_result><mode>): Ditto.
2233 (vcond<mode><mode>): Re-implement using vec_cmp and vcond_mask.
2234 (vcondu<mode><mode>): Ditto.
2235 (vcond<v_cmp_mixed><mode>): New pattern.
2236 (vcondu<mode><v_cmp_mixed>): New pattern.
2237 (aarch64_cmtst<mode>): Revise comment using aarch64_vcond instead
2238 of aarch64_vcond_internal.
2240 2016-08-10 Alan Lawrence <alan.lawrence@arm.com>
2241 Renlin Li <renlin.li@arm.com>
2242 Bin Cheng <bin.cheng@arm.com>
2244 * config/aarch64/aarch64-simd.md (vec_cmp<mode><mode>): New pattern.
2245 (vec_cmp<mode><v_cmp_result>): New pattern.
2246 (vec_cmpu<mode><mode>): New pattern.
2247 (vcond_mask_<mode><v_cmp_result>): New pattern.
2249 2016-08-10 Yuri Rumyantsev <ysrumyan@gmail.com>
2251 PR tree-optimization/71734
2252 * tree-ssa-loop-im.c (ref_indep_loop_p): Add new argument
2253 REF_LOOP, invoke ref_indep_loop_p_1.
2254 (outermost_indep_loop): Pass LOOP argumnet where REF was defined
2255 to ref_indep_loop_p.
2256 (ref_indep_loop_p_1): Fix commentary, add argument REF_LOOP,
2257 combine it with ref_indep_lopp_p_2, update SAFELEN if only REF
2258 is inside LOOP, do not cache dpendence value for loops with
2260 (ref_indep_loop_p_2): Delete function.
2261 (can_sm_ref_p): Pass LOOP as additional argument to
2264 2016-08-10 Michael Meissner <meissner@linux.vnet.ibm.com>
2267 * config/rs6000/rs6000.c (mem_operand_ds_form): Add check for op
2268 being an offsettable address.
2270 2016-08-10 Martin Liska <mliska@suse.cz>
2272 PR gcov-profile/58306
2273 * tree-profile.c (gimple_init_edge_profiler): Create conditionally
2274 atomic variants of profile update functions.
2276 2016-08-10 Martin Liska <mliska@suse.cz>
2278 Cherry picked (and modified) from google-4_7 branch
2279 2012-12-26 Rong Xu <xur@google.com>
2280 * common.opt (fprofile-update): Add new flag.
2281 * coretypes.h: Define enum profile_update.
2282 * doc/invoke.texi: Document -fprofile-update.
2283 * gcov-io.h: Declare GCOV_TYPE_ATOMIC_FETCH_ADD and
2284 GCOV_TYPE_ATOMIC_FETCH_ADD_FN.
2285 * tree-profile.c (gimple_init_edge_profiler): Generate
2286 also atomic profiler update.
2287 (gimple_gen_edge_profiler): Likewise.
2289 2016-08-10 David Malcolm <dmalcolm@redhat.com>
2291 * toplev.c (finalize): Set aux_info_file, asm_out_file, and
2292 stack_usage_file to NULL after fclose calls.
2294 2016-08-10 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
2297 * reload.c (push_reload): Compute subreg_in_class for
2298 subregs of constants and plus expressions. Remove special
2299 handling of SYMBOL_REFs.
2301 2016-08-10 Alan Modra <amodra@gmail.com>
2304 * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Return
2305 SImode for TARGET_E500_DOUBLE when given SImode.
2307 2016-08-09 David Wohlferd <dw@LimeGreenSocks.com>
2309 * config/i3836/avx512fintrin.h (_mm512_cvtsepi64_epi32): Remove
2310 unused variable __O.
2312 2016-08-09 Martin Liska <mliska@suse.cz>
2314 * doc/gcov.texi: Change _gcov_dump to __gcov_dump and
2315 _gcov_reset to __gcov_reset.
2316 * doc/gcov-tool.texi: Fix typo.
2318 2016-08-09 Martin Liska <mliska@suse.cz>
2320 * value-prof.c (gimple_divmod_values_to_profile): Do not
2321 instrument MOD histogram if a value is not a SSA name.
2323 2016-08-09 Martin Liska <mliska@suse.cz>
2325 * value-prof.c (dump_histogram_value): Swap pow2 and non-pow2
2328 2016-08-09 Renlin Li <renlin.li@arm.com>
2331 * calls.c (prepare_call_address): Convert funexp to Pmode when
2333 * config/aarch64/aarch64.md (sibcall): Remove fix for PR 64971.
2334 (sibcall_value): Likewise.
2336 2016-08-09 Marek Polacek <polacek@redhat.com>
2339 * cselib.c (cselib_expand_value_rtx_1): Add return.
2340 * gengtype.c (dbgprint_count_type_at): Likewise.
2341 * hsa-gen.c (gen_hsa_insn_for_internal_fn_call): Likewise.
2342 * reg-stack.c (get_true_reg): Restructure to avoid fallthrough warning.
2344 2016-08-09 Martin Jambor <mjambor@suse.cz>
2347 * ipa-polymorphic-call.c (get_dynamic_type): Bail out gracefully
2348 if instance is a MEM_REF.
2350 2016-08-09 Uros Bizjak <ubizjak@gmail.com>
2353 * config/i386/i386.md (*movtf_internal): Use
2354 lra_in_progress || reload_completed instead of !can_create_pseudo_p
2355 in the insn constraint.
2356 (*movxf_internal): Ditto.
2357 (*movdf_internal): Ditto.
2358 (*movsf_internal): Ditto.
2360 2016-08-09 Bin Cheng <bin.cheng@arm.com>
2362 PR tree-optimization/72772
2363 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
2366 2016-08-09 Bin Cheng <bin.cheng@arm.com>
2368 PR tree-optimization/72772
2369 * tree-ssa-loop-niter.h (simplify_using_initial_conditions): Delete
2371 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Delete
2372 parameter STOP and update calls. Move expand_simple_operations
2373 function call from here...
2374 (simplify_using_initial_conditions): ...to here. Delete parameter
2376 (tree_simplify_using_condition): Delete parameter STOP.
2377 * tree-scalar-evolution.c (simple_iv_with_niters): Update call to
2378 simplify_using_initial_conditions.
2380 2016-08-09 Matthew Fortune <matthew.fortune@imgtec.com>
2383 * config/mips/mips.c (mips_atomic_assign_expand_fenv):
2384 Use create_tmp_var_raw instead of create_tmp_var.
2386 2016-08-09 Richard Biener <rguenther@suse.de>
2388 * tree-ssa-threadbackward.c (profitable_jump_thread_path):
2389 Treat same SSA names related.
2391 2016-08-09 Jakub Jelinek <jakub@redhat.com>
2393 PR tree-optimization/72824
2394 * tree-loop-distribution.c (const_with_all_bytes_same): Verify
2395 real_zerop is not negative.
2397 2016-08-09 Richard Biener <rguenther@suse.de>
2399 PR tree-optimization/71802
2400 * tree-cfgcleanup.c (cleanup_tree_cfg_bb): Make sure to catch
2401 all merge opportunities with the predecessor.
2403 2016-08-09 Richard Biener <rguenther@suse.de>
2406 * ipa-prop.c (ipa_modify_formal_parameters): Build
2407 parameter types with natural alignment also for the
2410 2016-08-08 Andi Kleen <ak@linux.intel.com>
2412 * tree-vrp.c (get_single_symbol): Always initialize inv and neg.
2414 2016-08-08 David Malcolm <dmalcolm@redhat.com>
2417 * langhooks-def.h (LANG_HOOKS_RUN_LANG_SELFTESTS): New default
2418 do-nothing langhook.
2419 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_RUN_LANG_SELFTESTS.
2420 * langhooks.h (struct lang_hooks): Add run_lang_selftests.
2421 * selftest-run-tests.c: Include "tree.h" and "langhooks.h".
2422 (selftest::run_tests): Call lang_hooks.run_lang_selftests.
2424 2016-08-08 David Malcolm <dmalcolm@redhat.com>
2427 * input.c: Ensure that HAVE_ICONV is defined.
2429 2016-08-08 Jakub Jelinek <jakub@redhat.com>
2432 * omp-low.c (lower_lastprivate_clauses): Set TREE_NO_WARNING on the
2433 private vars for lastprivate and for linear iterator.
2436 * omp-simd-clone.c: Include varasm.h.
2437 (simd_clone_create): Copy over DECL_COMDAT, DECL_WEAK, DECL_EXTERNAL,
2438 DECL_VISIBILITY, DECL_VISIBILITY_SPECIFIED, DECL_DLLIMPORT_P and for
2439 DECL_ONE_ONLY call make_decl_one_only. Fix up spelling in comment and
2440 update function name.
2442 2016-07-29 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
2444 * config/avr/driver-avr.c (specfiles_doc_url): Remove.
2445 (avr_diagnose_devicespecs_error): Remove.
2446 (avr_devicespecs_file): Remove composing absolute path for specfile
2447 and its verbose info. Remove conditions to check specs-file,
2449 2016-08-08 Jakub Jelinek <jakub@redhat.com>
2451 PR rtl-optimization/72821
2452 * lra-spills.c (regno_in_use_p): Don't use BLOCK_FOR_INSN on barriers,
2453 just return false for them.
2455 2016-08-08 Alan Modra <amodra@gmail.com>
2458 * config/rs6000/rs6000.c (toc_relative_expr_p): Allow (lo_sum (high))
2459 toc refs created during reload. Update function comment.
2461 2016-08-08 Alan Modra <amodra@gmail.com>
2464 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Sort
2465 alternatives. Put loads first, then stores, and reg/reg moves
2466 within same class later. Delete attr length.
2468 2016-08-08 Alan Modra <amodra@gmail.com>
2471 * config/rs6000/rs6000.c (mem_operand_gpr): Remove vsx dform test.
2472 (mem_operand_ds_form): New predicate.
2473 * config/rs6000/rs6000-protos.h (mem_operand_ds_form): Declare.
2474 * config/rs6000/constraints.md (wY): Use mem_operand_df_form.
2475 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): Delete.
2476 * config/rs6000/rs6000.md (f32_lm2, f32_sm2): Use wY for SF.
2477 (extendsfdf2_fpr): Replace o constraint with wY.
2479 2016-08-07 Jan Hubicka <hubicka@ucw.cz>
2481 * tree-ssa-threadbackward.c: Include tree-inline.h
2482 (profitable_jump_thread_path): Use estimate_num_insns to estimate
2483 size of copied block; for cold paths reduce duplication.
2484 (find_jump_threads_backwards): Remove redundant tests.
2485 (pass_thread_jumps::gate): Enable for -Os.
2487 2016-08-07 Jakub Jelinek <jakub@redhat.com>
2490 * stor-layout.c (layout_decl): Fix up formatting.
2491 (relayout_decl): Allow DECL to be FIELD_DECL.
2493 2016-08-07 Alan Modra <amodra@gmail.com>
2495 * config/rs6000/rs6000.md (fix_trunc<mode>si2): Fix mode of reg.
2497 2016-08-07 Kugan Vivekanandarajah <kuganv@linaro.org>
2499 * data-streamer-in.c (streamer_read_wide_int): New.
2500 (streamer_read_widest_int): Renamed function.
2501 * data-streamer-out.c (streamer_write_wide_int): New
2502 (streamer_write_widest_int): Renamed function.
2503 * lto-streamer-in.c (streamer_read_wi): Renamed and moved to
2505 (input_cfg): Call renamed function.
2506 * lto-streamer-out.c (streamer_write_wi): Renamed and moved to
2508 (output_cfg): Call renamed function.
2509 * data-streamer.h: Add declarations.
2511 2016-08-08 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
2513 * tree-ssa-ccp.c (extend_mask): New param sgn.
2514 Remove ORing with wi::mask.
2515 (get_default_value): Adjust call to extend_mask to pass sign.
2516 (evaluate_stmt): Likewise.
2518 2016-08-06 Jakub Jelinek <jakub@redhat.com>
2520 * gcov.c (handle_cycle): Use INTTYPE_MAXIMUM (int64_t) instead of
2523 2016-08-06 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
2525 * match.pd ((intptr_t) x eq/ne CST to x eq/ne (typeof x) cst): Disable
2526 transform if operand's type is pointer to function or method.
2528 2016-08-05 Patrick Palka <ppalka@gcc.gnu.org>
2530 PR tree-optimization/18046
2531 * tree-ssa-threadedge.c: Include cfganal.h.
2532 (simplify_control_statement_condition): If simplifying a
2533 GIMPLE_SWITCH, replace the index operand of the GIMPLE_SWITCH
2534 with the dominating ASSERT_EXPR before handing it off to VRP.
2535 Mention that a CASE_LABEL_EXPR may be returned.
2536 (thread_around_empty_blocks): Adjust to handle
2537 simplify_control_statement_condition() returning a
2539 (thread_through_normal_block): Likewise.
2540 * tree-vrp.c (simplify_stmt_for_jump_threading): Simplify
2541 a switch statement by trying to determine which case label
2544 2016-08-05 Vladimir Makarov <vmakarov@redhat.com>
2546 PR rtl-optimization/69847
2547 * lra-constraints.c (process_invariant_for_inheritance): Save
2548 pattern instead of src.
2549 (remove_inheritance_pseudos): Use the pattern. Add assert.
2551 2016-08-05 David Malcolm <dmalcolm@redhat.com>
2553 * input.c (string_concat::string_concat): New constructor.
2554 (string_concat_db::string_concat_db): New constructor.
2555 (string_concat_db::record_string_concatenation): New method.
2556 (string_concat_db::get_string_concatenation): New method.
2557 (string_concat_db::get_key_loc): New method.
2558 (class auto_cpp_string_vec): New class.
2559 (get_substring_ranges_for_loc): New function.
2560 (get_source_range_for_substring): New function.
2561 (get_num_source_ranges_for_substring): New function.
2562 (class selftest::lexer_test_options): New class.
2563 (struct selftest::lexer_test): New struct.
2564 (class selftest::ebcdic_execution_charset): New class.
2565 (selftest::ebcdic_execution_charset::s_singleton): New variable.
2566 (selftest::lexer_test::lexer_test): New constructor.
2567 (selftest::lexer_test::~lexer_test): New destructor.
2568 (selftest::lexer_test::get_token): New method.
2569 (selftest::assert_char_at_range): New function.
2570 (ASSERT_CHAR_AT_RANGE): New macro.
2571 (selftest::assert_num_substring_ranges): New function.
2572 (ASSERT_NUM_SUBSTRING_RANGES): New macro.
2573 (selftest::assert_has_no_substring_ranges): New function.
2574 (ASSERT_HAS_NO_SUBSTRING_RANGES): New macro.
2575 (selftest::test_lexer_string_locations_simple): New function.
2576 (selftest::test_lexer_string_locations_ebcdic): New function.
2577 (selftest::test_lexer_string_locations_hex): New function.
2578 (selftest::test_lexer_string_locations_oct): New function.
2579 (selftest::test_lexer_string_locations_letter_escape_1): New function.
2580 (selftest::test_lexer_string_locations_letter_escape_2): New function.
2581 (selftest::test_lexer_string_locations_ucn4): New function.
2582 (selftest::test_lexer_string_locations_ucn8): New function.
2583 (selftest::uint32_from_big_endian): New function.
2584 (selftest::test_lexer_string_locations_wide_string): New function.
2585 (selftest::uint16_from_big_endian): New function.
2586 (selftest::test_lexer_string_locations_string16): New function.
2587 (selftest::test_lexer_string_locations_string32): New function.
2588 (selftest::test_lexer_string_locations_u8): New function.
2589 (selftest::test_lexer_string_locations_utf8_source): New function.
2590 (selftest::test_lexer_string_locations_concatenation_1): New
2592 (selftest::test_lexer_string_locations_concatenation_2): New
2594 (selftest::test_lexer_string_locations_concatenation_3): New
2596 (selftest::test_lexer_string_locations_macro): New function.
2597 (selftest::test_lexer_string_locations_stringified_macro_argument):
2599 (selftest::test_lexer_string_locations_non_string): New function.
2600 (selftest::test_lexer_string_locations_long_line): New function.
2601 (selftest::test_lexer_char_constants): New function.
2602 (selftest::input_c_tests): Call the new test functions once per
2603 case within the line_table test matrix.
2604 * input.h (struct string_concat): New struct.
2605 (struct location_hash): New struct.
2606 (class string_concat_db): New class.
2607 * substring-locations.h: New header.
2609 2016-08-05 Patrick Palka <ppalka@gcc.gnu.org>
2611 PR tree-optimization/72810
2612 * tree-vrp.c (simplify_switch_using_ranges): Avoid changing
2613 the type of the case labels when truncating.
2615 2016-08-05 James Greenhalgh <james.greenhalgh@arm.com>
2618 * config/aarch64/aarch64.h (aarch64_fp16_type_node): Declare.
2619 (aarch64_fp16_ptr_type_node): Likewise.
2620 * config/aarch64/aarch64-simd-builtins.c
2621 (aarch64_fp16_ptr_type_node): Define.
2622 (aarch64_init_fp16_types): New, refactored out of...
2623 (aarch64_init_builtins): ...here, update to call
2624 aarch64_init_fp16_types.
2625 * config/aarch64/aarch64.c (aarch64_gimplify_va_arg_expr): Handle
2627 (aapcs_vfp_sub_candidate): Likewise.
2629 2016-08-05 Martin Liska <mliska@suse.cz>
2630 Joshua Cranmer <Pidgeot18@gmail.com>
2632 * gcov.c (line_t::has_block): New function.
2633 (enum loop_type): New enum.
2634 (handle_cycle): New function.
2635 (unblock): Likewise.
2636 (circuit): Likewise.
2637 (get_cycles_count): Likewise.
2638 (accumulate_line_counts): Use new loop detection algorithm.
2640 2016-08-05 Martin Liska <mliska@suse.cz>
2642 * gcov.c (output_intermediate_file): Rename
2643 function_info::line_next to next_file_fn.
2644 (process_file): Likewise.
2645 (read_graph_file): Likewise.
2646 (accumulate_line_counts): Likewise.
2647 (output_lines): Likewise.
2649 2016-08-05 Richard Biener <rguenther@suse.de>
2651 * tree-ssa-threadupdate.c (thread_block_1): Remove unnecessary
2652 restriction on threading to a loop header.
2654 2016-08-05 Richard Biener <rguenther@suse.de>
2656 * tree-cfgcleanup.c (tree_forwarder_block_p): Use bb_loop_header_p.
2657 * cfghooks.c (force_nonfallthru): If we ended up splitting a latch
2658 adjust loop info accordingly.
2660 2016-08-05 Kugan Vivekanandarajah <kuganv@linaro.org>
2662 * tree-vrp.c (extract_range_basic): Check cfun->after_inlining
2663 before folding call to __builtin_constant_p with parameters to false.
2665 2016-08-05 Alan Modra <amodra@gmail.com>
2667 * config/rs6000/rs6000.c (rs6000_preferred_reload_class): Delete
2668 code accidentally committed 2016-05-02 providing class when given
2671 2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
2673 * tree-vrp.c (simplify_switch_using_ranges): Try to truncate
2674 the case label ranges that partially overlap with OP's value
2677 2016-08-04 Uros Bizjak <ubizjak@gmail.com>
2680 * config/i386/avx512fintrin.h (_mm512_cmp_epi32_mask) [!__OPTIMIZE__]:
2681 Cast builtin function result to __mmask16 instead of __mmask8.
2682 (_mm512_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto.
2683 (_mm512_mask_cmp_epi32_mask) [!__OPTIMIZE__]: Ditto.
2684 (_mm512_mask_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto.
2686 2016-08-04 David Malcolm <dmalcolm@redhat.com>
2688 * selftest.h (ASSERT_TRUE): Reimplement in terms of...
2689 (ASSERT_TRUE_AT): New macro.
2690 (ASSERT_FALSE): Reimplement in terms of...
2691 (ASSERT_FALSE_AT): New macro.
2692 (ASSERT_STREQ_AT): Fix typo in comment.
2694 2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
2696 * gimple.c (preprocess_case_label_vec_for_gimple): When the case
2697 labels are exhaustive, designate the label with the widest
2698 range to be the default label.
2700 2016-08-04 Andrew Pinski <apinski@cavium.com>
2702 * config/aarch64/aarch64.c (thunderx_vector_cost): New variable.
2703 (thunderx_tunings): Use thunderx_vector_cost instead of
2704 generic_vector_cost.
2706 2016-08-04 Martin Liska <mliska@suse.cz>
2708 * gcov.c (main): Fix GNU coding style.
2709 (output_intermediate_file): Likewise.
2710 (process_file): Likewise.
2711 (generate_results): Likewise.
2712 (release_structures): Likewise.
2713 (create_file_names): Likewise.
2714 (find_source): Likewise.
2715 (read_graph_file): Likewise.
2716 (find_exception_blocks): Likewise.
2717 (canonicalize_name): Likewise.
2718 (make_gcov_file_name): Likewise.
2719 (mangle_name): Likewise.
2720 (accumulate_line_counts): Likewise.
2721 (output_branch_count): Likewise.
2722 (read_line): Likewise.
2724 2016-08-04 Bernd Edlinger <bernd.edlinger@hotmail.de>
2726 PR rtl-optimization/71779
2727 * emit-rtl.c (set_reg_attrs_from_value): Only propagate REG_POINTER,
2728 if the value was sign-extended according to POINTERS_EXTEND_UNSIGNED
2729 or if it was truncated.
2731 PR rtl-optimization/70903
2732 * cse.c (cse_insn): If DEST is a paradoxical SUBREG, don't record DEST.
2734 2016-08-04 Kugan Vivekanandarajah <kuganv@linaro.org>
2736 * tree-inline.c (remap_ssa_name): Check for POINTER_TYPE_P before
2737 accessing SSA_NAME_PTR_INFO.
2739 2016-08-04 Georg-Johann Lay <avr@gjlay.de>
2742 * common/config/avr/avr-common.c (avr_option_optimization_table)
2743 [OPT_LEVELS_ALL]: Turn off -fcaller-saves.
2745 2016-08-04 Georg-Johann Lay <avr@gjlay.de>
2748 * config/avr/avr.md: New pattern to work around do_store_flag
2749 generating shift instructions for bit extractions.
2751 2016-08-04 Kugan Vivekanandarajah <kuganv@linaro.org>
2753 * tree-vrp.c (set_value_range): Use vrp_equiv_obstack with
2755 (add_equivalence): Likewise.
2756 (get_value_range): Allocate value range with vrp_value_range_pool.
2757 (vrp_initialize): Initialize vrp_equiv_obstack for equiv allocation.
2758 (vrp_finalize): Relase vrp_equiv_obstack and vrp_value_range_pool.
2760 2016-08-03 Peter Bergner <bergner@vnet.ibm.com>
2762 * config/rs6000/rs6000.c (rs6000_option_override_internal): Make LRA
2763 the default for the rs6000 port.
2765 2016-08-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
2768 * calls.c (special_function_p): Remove special handling of
2769 "setjmp_syscall", "qsetjmp", "longjmp", "siglongjmp" and the
2770 prefix "__x". Recognize "savectx", "vfork" and "getcontext" only
2771 without prefix. Remove potentially unsafe ECF_LEAF and ECF_NORETURN.
2773 2016-08-03 Vladimir Makarov <vmakarov@redhat.com>
2776 * lra-spills.c (regno_in_use_p): Check bb and regno modification.
2777 Don't stop on regular insns.
2779 2016-08-03 Nathan Sidwell <nathan@codesourcery.com>
2781 * config/nvptx/nvptx.c (nvptx_declare_function_name): Round frame
2782 size to DImode boundary.
2783 (nvptx_propagate): Likewise.
2785 2016-08-03 Alan Modra <amodra@gmail.com>
2787 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Make scalar
2788 float access depend on TARGET_EFFICIENT_UNALIGNED_VSX.
2789 * config/rs6000/rs6000.opt (-mefficient-unaligned-vsx): Renamed
2790 from -mefficient-unaligned-vector. Note that this affects fp too.
2792 2016-08-03 Alan Modra <amodra@gmail.com>
2794 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make unaligned mem
2797 2016-08-03 Alan Modra <amodra@gmail.com>
2799 * config/rs6000/rs6000.md (fix_trunc<mode>si2): Force source operand
2800 to a reg. Localize vars.
2802 2016-08-03 Alan Modra <amodra@gmail.com>
2804 * config/rs6000/rs6000.opt: Remove negatives from help strings
2807 2016-08-03 Alan Modra <amodra@gmail.com>
2809 * config/rs6000/rs6000.c (rs6000_secondary_reload_direct_move):
2810 Delete duplicated code.
2812 2016-08-02 Vladimir Makarov <vmakarov@redhat.com>
2815 * lra-spills.c (regno_in_use_p): New.
2816 (lra_final_code_change): Use it.
2818 2016-08-02 Vladimir Makarov <vmakarov@redhat.com>
2820 PR rtl-optimization/69847
2821 * lra-int.h (struct lra-reg): Use restore_rtx instead of
2823 (lra_rtx_hash): New.
2824 * lra.c (initialize_lra_reg_info_element): Use restore_rtx instead
2826 (lra_rtx_hash): Rename and move lra-remat.c::rtx_hash.
2827 * lra-remat.c (rtx_hash): Rename and Move to lra.c.
2828 * lra-spills.c (lra_final_code_change): Don't delete insn when the
2829 next insn is USE with the same reg as the current insn source.
2830 * lra-constraints.c (curr_insn_transform): Use restore_rtx instead
2832 (lra_constraints_init): Call initiate_invariants.
2833 (lra_constraints_finish): Call finish_invariants.
2834 (struct invariant, invariant_t, invariant_ptr_t): New.
2835 (const_invariant_ptr_t, invariants, invariants_pool): New.
2836 (invariant_table, invariant_hash, invariant_eq_p): New.
2837 (insert_invariant, initiate_invariants, finish_invariants): New.
2838 (clear_invariants, invalid_invariant_regs): New.
2839 (inherit_reload_reg, split_reg, fix_bb_live_info): Use restore_rtx
2840 instead of restore_regno.
2841 (invariant_p, process_invariant_for_inheritance): New.
2842 (inherit_in_ebb): Implement invariant inheritance.
2843 (lra_inheritance): Initialize and finalize invalid_invariant_regs.
2844 (remove_inheritance_pseudos): Implement undoing invariant
2846 (undo_optional_reloads, lra_undo_inheritance): Use restore_rtx
2847 instead of restore_regno.
2848 * lra-assigns.c (regno_live_length): New.
2849 (reload_pseudo_compare_func): Use regno_live_length.
2850 (assign_by_spills): Use restore_rtx instead of restore_regno.
2851 (lra_assign): Ditto. Initiate regno_live_length.
2853 2016-02-08 James Greenhalgh <james.greenhalgh@arm.com>
2855 * config/aarch64/arm_neon.h (vminnm_f64): Add back missing 'f' from
2856 __builtin_aarch64_fmindf.
2858 2016-08-02 Bin Cheng <bin.cheng@arm.com>
2860 PR tree-optimization/34114
2861 * tree-ssa-loop-niter.c (number_of_iterations_ne): Prove no-overflow
2862 information for more control IVs.
2864 2016-08-02 Bin Cheng <bin.cheng@arm.com>
2866 PR tree-optimization/34114
2867 * fold-const.c (multiple_of_p): Improve MULT_EXPR, PLUS_EXPR,
2868 PLUS_EXPR case. Handle SSA_NAME case.
2870 2016-08-02 Tamar Christina <tamar.christina@arm.com>
2872 * config/aarch64/aarch64-simd-builtins.def
2873 (__builtin_aarch64_fmindf): Change BUILTIN_VDQF to BUILTIN_VDQF_DF.
2874 (__builtin_aarch64_fmaxdf): Likewise.
2875 (__builtin_aarch64_smin_nandf): Likewise.
2876 (__builtin_aarch64_smax_nandf): Likewise.
2877 * config/aarch64/aarch64-simd.md (<fmaxmin><mode>3): Remove.
2878 * config/aarch64/aarch64.md (<fmaxmin><mode>3): Rename to...
2879 (<fmaxmin><mode>3): ...this.
2880 * config/aarch64/arm_neon.h (vmaxnm_f64): New.
2881 (vminnm_f64): Likewise.
2882 (vmin_f64): Likewise.
2883 (vmax_f64): Likewise.
2884 * config/aarch64/iterators.md (FMAXMIN): Merge with...
2885 (FMAXMIN_UNS): ...this.
2886 (fmaxmin): Merged with
2887 (fmaxmin_op): ...this...
2888 (maxmin_uns_op): ...in to this.
2890 2016-08-01 Michael Meissner <meissner@linux.vnet.ibm.com>
2892 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
2893 Add support for vec_extract on vector float, vector int, vector
2894 short, and vector char vector types.
2895 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
2896 vector float, vector int, vector short, and vector char
2897 optimizations on 64-bit ISA 2.07 systems for both constant and
2898 variable element numbers.
2899 (rs6000_split_vec_extract_var): Likewise.
2900 * config/rs6000/vsx.md (vsx_xscvspdp_scalar2): Allow SFmode to be
2901 Altivec registers on ISA 2.07 and above.
2902 (vsx_extract_v4sf): Delete alternative that hard coded element 0,
2903 which never was matched due to the split occuring before register
2904 allocation (and the code would not have worked on little endian
2905 systems if it did match). Allow extracts to go to the Altivec
2906 registers if ISA 2.07 (power8). Change from using "" around the
2907 C++ code to using {}'s.
2908 (vsx_extract_v4sf_<mode>_load): New insn to optimize vector float
2909 vec_extracts when the vector is in memory.
2910 (vsx_extract_v4sf_var): New insn to optimize vector float
2911 vec_extracts when the element number is variable on 64-bit ISA
2913 (vsx_extract_<mode>, VSX_EXTRACT_I iterator): Add optimizations
2914 for 64-bit ISA 2.07 as well as ISA 3.0.
2915 (vsx_extract_<mode>_p9, VSX_EXTRACT_I iterator): Likewise.
2916 (vsx_extract_<mode>_p8, VSX_EXTRACT_I iterator): Likewise.
2917 (vsx_extract_<mode>_load, VSX_EXTRACT_I iterator): New insn to
2918 optimize vector int, vector short, and vector char vec_extracts
2919 when the vector is in memory.
2920 (vsx_extract_<mode>_var, VSX_EXTRACT_I iterator): New insn to
2921 optimize vector int, vector short, and vector char vec_extracts
2922 when the element number is variable.
2924 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
2927 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): Use a value that
2928 does not overlap with other symbol flags.
2930 2016-08-01 Wilco Dijkstra <wdijkstr@arm.com>
2932 * config/aarch64/aarch64.h (aarch64_frame):
2933 Remove padding0 and hardfp_offset. Add locals_offset,
2934 initial_adjust, callee_adjust, callee_offset and final_adjust.
2935 * config/aarch64/aarch64.c (aarch64_layout_frame):
2936 Remove unused padding0 and hardfp_offset initializations.
2937 Choose frame layout and set frame variables accordingly.
2938 Use INVALID_REGNUM instead of FIRST_PSEUDO_REGISTER.
2939 (aarch64_push_regs): Use INVALID_REGNUM, not FIRST_PSEUDO_REGISTER.
2940 (aarch64_pop_regs): Likewise.
2941 (aarch64_expand_prologue): Remove all decision code, just emit
2942 prolog according to frame variables.
2943 (aarch64_expand_epilogue): Remove all decision code, just emit
2944 epilog according to frame variables.
2945 (aarch64_initial_elimination_offset): Use offset to local/arg area.
2947 2015-08-01 H.J. Lu <hongjiu.lu@intel.com>
2950 * config/i386/i386.c (timode_scalar_chain::convert_insn): Call
2951 fix_debug_reg_uses after changing source register mode to
2952 V1TImode if source register is undefined.
2954 2015-08-01 Alan Hayward <alan.hayward@arm.com>
2956 PR tree-optimization/71818
2957 * tree-vect-loop-manip.c (vect_can_advance_ivs_p): Don't advance IVs
2958 with non invariant evolutions
2960 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
2963 * config/avr/avr.md (length) [branch]: Correct insn length
2964 attribute for forward branches.
2966 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
2968 * doc/extend.texi (AVR Built-in Functions): Document
2970 * config/avr/builtins.def (NOPS): New.
2971 * config/avr/avr.c (avr_expand_nops): New static function.
2972 (avr_expand_builtin): Use it to handle AVR_BUILTIN_NOPS.
2974 2016-08-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2976 * config/aarch64/aarch64.c (aarch64_classify_address): Use DImode when
2977 performing aarch64_offset_7bit_signed_scaled_p check for TImode LDP/STP
2980 2016-08-01 Virendra Pathak <virendra.pathak@broadcom.com>
2982 * config/aarch64/aarch64.c (vulcan_tunings): Update
2983 vulcan L1 cache_line_size.
2985 2016-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
2987 * config/rs6000/rs6000-protos.h (rs6000_adjust_vec_address): New
2988 function that takes a vector memory address, a hard register, an
2989 element number and a temporary base register, and recreates an
2990 address that points to the appropriate element within the vector.
2991 * config/rs6000/rs6000.c (rs6000_adjust_vec_address): Likewise.
2992 (rs6000_split_vec_extract_var): Add support for the target of a
2993 vec_extract with variable element number being a scalar memory
2995 (rtx_is_swappable_p): VLSO insns (UNSPEC_VSX_VSLOW) are not
2997 * config/rs6000/vsx.md (vsx_extract_<mode>_load): Replace
2998 vsx_extract_<mode>_load insn with a new insn that optimizes
2999 storing either element to a memory location, using scratch
3000 registers to pick apart the vector and reconstruct the address.
3001 (vsx_extract_<P:mode>_<VSX_D:mode>_load): Likewise.
3002 (vsx_extract_<mode>_store): Rework alternatives to more correctly
3003 support Altivec registers. Add support for ISA 3.0 Altivec d-form
3005 (vsx_extract_<mode>_var): Add support for extracting a variable
3006 element number from memory.
3008 2016-07-29 Georg-Johann Lay <avr@gjlay.de>
3010 * config/avr/avr.c (avr_out_compare): Use const0_rtx instead of 0
3011 when testing for compares against constants of the form 0xabab.
3013 2016-07-29 Bin Cheng <bin.cheng@arm.com>
3015 PR tree-optimization/57558
3016 * tree-vect-loop-manip.c (vect_create_cond_for_niters_checks): New
3018 (vect_loop_versioning): Support versioning with niter assumptions.
3019 * tree-vect-loop.c (tree-ssa-loop.h): Include header file.
3020 (vect_get_loop_niters): New parameter. Reimplement to support
3021 assumptions in loop niter info.
3022 (vect_analyze_loop_form_1, vect_analyze_loop_form): Ditto.
3023 (new_loop_vec_info): Init LOOP_VINFO_NITERS_ASSUMPTIONS.
3024 (vect_estimate_min_profitable_iters): Use LOOP_REQUIRES_VERSIONING.
3025 Support loop versioning for niters.
3026 * tree-vectorizer.c (tree-ssa-loop-niter.h): Include header file.
3027 (vect_free_loop_info_assumptions): New function.
3028 (vectorize_loops): Free loop niter info for loops with flag
3029 LOOP_F_ASSUMPTIONS set if vectorization failed.
3030 * tree-vectorizer.h (struct _loop_vec_info): New field
3031 num_iters_assumptions.
3032 (LOOP_VINFO_NITERS_ASSUMPTIONS): New macro.
3033 (LOOP_REQUIRES_VERSIONING_FOR_NITERS): New macro.
3034 (LOOP_REQUIRES_VERSIONING): New macro.
3035 (vect_free_loop_info_assumptions): New decl.
3037 2016-07-29 Bin Cheng <bin.cheng@arm.com>
3039 * cfgloop.h (struct loop): New field constraints.
3040 (LOOP_C_INFINITE, LOOP_C_FINITE): New macros.
3041 (loop_constraint_set, loop_constraint_clr, loop_constraint_set_p): New
3043 * cfgloop.c (alloc_loop): Initialize new field.
3044 * cfgloopmanip.c (copy_loop_info): Copy constraints.
3045 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions):
3046 Adjust niter analysis wrto loop constraints.
3047 * doc/loop.texi (@node Number of iterations): Add description for loop
3050 2016-07-29 Marek Polacek <polacek@redhat.com>
3053 * config/i386/i386.c (ix86_expand_args_builtin): Add break.
3054 (ix86_expand_round_builtin): Likewise.
3056 2016-07-29 Segher Boessenkool <segher@kernel.crashing.org>
3057 Georg-Johann Lay <avr@gjlay.de>
3059 PR rtl-optimization/71976
3060 * combine.c (get_last_value): Return 0 if the argument for which
3061 the function is called has a wider mode than the recorded value.
3063 2016-07-29 Marek Polacek <polacek@redhat.com>
3066 * config/rs6000/rs6000.c (altivec_expand_ld_builtin): Add break.
3067 (altivec_expand_st_builtin): Likewise.
3069 2016-07-29 Georg-Johann Lay <avr@gjlay.de>
3071 * config/avr/avr.md (addqi3) [cc]: Revert glitch in insn attribute
3072 introduced in r238381.
3074 2016-07-29 Kugan Vivekanandarajah <kuganv@linaro.org>
3077 * tree-vrp.c (extract_range_from_binary_expr_1): In case of signed
3078 & sign-bit-CST, generate [-INF, 0] instead of [-INF, INF].
3080 2016-07-28 Michael Meissner <meissner@linux.vnet.ibm.com>
3082 * config/rs6000/rs6000-protos.h (rs6000_split_vec_extract_var):
3084 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
3085 Add support for vec_extract of vector double or vector long having
3086 a variable element number on 64-bit ISA 2.07 systems or newer.
3087 * config/rs6000/rs6000.c (rs6000_expand_vector_extract):
3089 (rs6000_split_vec_extract_var): New function to split a
3090 vec_extract built-in function with variable element number.
3091 (rtx_is_swappable_p): Variable vec_extracts and shifts are not
3093 * config/rs6000/vsx.md (UNSPEC_VSX_VSLO): New unspec.
3094 (UNSPEC_VSX_EXTRACT): Likewise.
3095 (vsx_extract_<mode>, VSX_D iterator): Fix constraints to allow
3096 direct move instructions to be generated on 64-bit ISA 2.07
3097 systems and newer, and to take advantage of the ISA 3.0 MFVSRLD
3099 (vsx_vslo_<mode>): New insn to do VSLO on V2DFmode and V2DImode
3100 arguments for vec_extract variable element.
3101 (vsx_extract_<mode>_var, VSX_D iterator): New insn to support
3102 vec_extract with variable element on V2DFmode and V2DImode
3104 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): Remove
3105 -mupper-regs-df requirement, since it isn't needed.
3106 (TARGET_DIRECT_MOVE_64BIT): New macro to say whether we can
3107 do direct moves on 64-bit systems, which allows optimization of
3108 vec_extract on 64-bit ISA 2.07 systems and newer.
3110 2016-07-28 Kristina Martsenko <kristina.martsenko@arm.com>
3111 2016-07-28 Wilco Dijkstra <wdijkstr@arm.com>
3113 * config/aarch64/aarch64.md
3114 (zero_extend<SHORT:mode><GPI:mode>2_aarch64): Change output
3116 (<optab>qihi2_aarch64): Likewise, and split into two.
3117 (extendqihi2_aarch64): New.
3118 (zero_extendqihi2_aarch64): New.
3119 * config/aarch64/iterators.md (ldrxt): Remove.
3120 * config/aarch64/aarch64.c (aarch64_rtx_costs): Change cost of
3123 2016-07-28 Kristina Martsenko <kristina.martsenko@arm.com>
3125 * config/aarch64/aarch64.c (aarch64_rtx_costs): Fix cost of zero extend.
3127 2016-07-28 Wilco Dijkstra <wdijkstr@arm.com>
3129 * config/aarch64/aarch64.c (aarch64_pushwb_pair_reg): Rename.
3130 (aarch64_push_reg): New function to push 1 or 2 registers.
3131 (aarch64_pop_reg): New function to pop 1 or 2 registers.
3132 (aarch64_expand_prologue): Use aarch64_push_regs.
3133 (aarch64_expand_epilogue): Use aarch64_pop_regs.
3135 2016-07-28 Yuri Rumyantsev <ysrumyan@gmail.com>
3137 PR tree-optimization/71734
3138 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Pass value of safelen
3139 attribute instead of REF_LOOP and use it.
3140 (ref_indep_loop_p_2): Use SAFELEN argument instead of REF_LOOP and
3141 set it for Loops having non-zero safelen attribute.
3142 (ref_indep_loop_p): Pass zero as initial value for safelen.
3144 2016-07-28 Ilya Enkovich <ilya.enkovich@intel.com>
3148 * tree-chkp.c (chkp_retbnd_call_by_val): Check for instrumentation
3149 call using chkp_gimple_call_builtin_p.
3150 (chkp_copy_bounds_for_assign): Likewise.
3152 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3154 * config/alpha/alpha.c (alpha_adjust_cost): Adjust.
3155 * config/arm/arm-protos.h (struct tune_params): Likewise.
3156 * config/arm/arm.c (xscale_sched_adjust_cost): Likewise.
3157 (cortex_a9_sched_adjust_cost): Likewise.
3158 (fa726te_sched_adjust_cost): Likewise.
3159 (arm_adjust_cost): Likewise.
3160 * config/bfin/bfin.c (bfin_adjust_cost): Likewise.
3161 * config/c6x/c6x.c (c6x_adjust_cost): Likewise.
3162 * config/epiphany/epiphany.c (epiphany_adjust_cost): Likewise.
3163 * config/i386/i386.c (ix86_adjust_cost): Likewise.
3164 * config/ia64/ia64.c: Likewise.
3165 * config/m68k/m68k.c: Likewise.
3166 * config/mep/mep.c (mep_adjust_cost): Likewise.
3167 * config/microblaze/microblaze.c (microblaze_adjust_cost):
3169 * config/mips/mips.c (mips_adjust_cost): Likewise.
3170 * config/mn10300/mn10300.c (mn10300_adjust_sched_cost):
3172 * config/pa/pa.c (pa_adjust_cost): Likewise.
3173 * config/rs6000/rs6000.c (rs6000_adjust_cost): Likewise.
3174 (rs6000_debug_adjust_cost): Likewise.
3175 * config/sh/sh.c (sh_adjust_cost): Likewise.
3176 * config/sparc/sparc.c (supersparc_adjust_cost): Likewise.
3177 (hypersparc_adjust_cost): Likewise.
3178 (sparc_adjust_cost): Likewise.
3179 * config/spu/spu.c (spu_sched_adjust_cost): Likewise.
3180 * config/tilegx/tilegx.c (tilegx_sched_adjust_cost): Likewise.
3181 * config/tilepro/tilepro.c (tilepro_sched_adjust_cost):
3183 * config/visium/visium.c (visium_adjust_cost): Likewise.
3184 * doc/tm.texi: Regenerate.
3185 * haifa-sched.c (dep_cost_1): Adjust.
3186 * target.def: Merge adjust_cost and adjust_cost_2.
3188 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3190 * haifa-sched.c (add_to_speculative_block): Make twins a vector.
3192 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3194 * store-motion.c (struct st_expr): Make pattern_regs a vector.
3195 (extract_mentioned_regs): Append to a vector instead of
3196 returning a rtx_expr_list.
3197 (st_expr_entry): Adjust.
3198 (free_st_expr_entry): Likewise.
3199 (store_ops_ok): Likewise.
3200 (store_killed_in_insn): Likewise.
3201 (find_moveable_store): Likewise.
3203 2016-07-28 Martin Liska <mliska@suse.cz>
3205 PR gcov-profile/68025
3206 * tree-profile.c (tree_profiling): Respect
3207 no_profile_instrument_function attribute.
3208 * doc/extend.texi: Document no_profile_instrument_function
3211 2016-07-28 Martin Liska <mliska@suse.cz>
3213 PR rtl-optimization/70944
3214 * combine.c (make_compound_operation):
3215 Do not allow make_compound_operation for vector mode
3217 2016-07-28 Kugan Vivekanandarajah <kuganv@linaro.org>
3220 * tree-ssa-reassoc.c (maybe_optimize_range_tests): Check tcc_comparison
3221 before calling get_ops.
3223 2016-07-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
3225 * defaults.h (LOG2_BITS_PER_UNIT): Move from here...
3226 * tree.h (LOG2_BITS_PER_UNIT): ...to here.
3227 (BITS_PER_UNIT_LOG): Remove.
3228 (int_bit_position): Use LOG2_BITS_PER_UNIT instead of BITS_PER_UNIT_LOG.
3229 * expr.c (expand_assignment): Likewise.
3230 * stor-layout.c (initialize_sizetypes): Likewise.
3232 2016-07-27 Michael Meissner <meissner@linux.vnet.ibm.com>
3234 * config/rs6000/vector.md (vec_extract<mode>): Change the calling
3235 signature of rs6000_expand_vector_extract so that the element
3236 number is a RTX instead of a constant integer.
3237 * config/rs6000/rs6000-protos.h (rs6000_expand_vector_extract):
3239 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Likewise.
3240 (altivec_expand_vec_ext_builtin): Likewise.
3241 * config/rs6000/altivec.md (reduc_plus_scal_<mode>): Likewise.
3242 * config/rs6000/vsx.md (vsx_extract_<mode>): Fix spelling of the
3243 MFVSRLD instruction.
3245 2016-07-27 David Malcolm <dmalcolm@redhat.com>
3247 * input.c (get_pure_location): Move here from tree.c.
3248 (make_location): Likewise. Add header comment.
3249 (selftest::test_accessing_ordinary_linemaps): Verify
3250 pure_location_p, make_location, get_location_from_adhoc_loc and
3252 * input.h (get_pure_location): Move declaration here from tree.h.
3253 (get_finish): Likewise for inline function.
3254 (make_location): Likewise for declaration.
3255 * tree.c (get_pure_location): Move to input.c.
3256 (make_location): Likewise.
3257 * tree.h (get_pure_location): Move declaration to tree.h.
3258 (get_finish): Likewise for inline function.
3259 (make_location): Likewise for declaration.
3261 2016-07-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
3264 * match.pd (x / abs(x) -> copysign(1.0, x)): New pattern.
3266 2016-07-27 David Malcolm <dmalcolm@redhat.com>
3268 * system.h (STATIC_ASSERT): Use static_assert if building
3271 2016-07-27 Richard Biener <rguenther@suse.de>
3273 PR tree-optimization/72517
3274 * tree-vect-data-refs.c (vect_analyze_data_ref_dependences):
3275 Revert change to not compute read-read dependences.
3277 2016-07-27 Richard Biener <rguenther@suse.de>
3279 * predict.c (set_even_probabilities): Make nedges unsigned.
3281 2016-07-27 Martin Liska <mliska@suse.cz>
3283 * predict.c (set_even_probabilities): Handle unlikely edges.
3284 (combine_predictions_for_bb): Likewise.
3286 2016-07-26 Michael Meissner <meissner@linux.vnet.ibm.com>
3289 * config/rs6000/rs6000.c (rs6000_generate_compare): Rework
3290 __float128 support when we don't have hardware support, so that
3291 the IEEE built-in functions like isgreater, first call __unordkf3
3292 to make sure neither operand is a NaN, and if both operands are
3293 ordered, do the normal comparison.
3295 2016-07-26 Patrick Palka <ppalka@gcc.gnu.org>
3297 * tree-vrp.c (dump_asserts_for): Print loc->expr instead of
3299 (extract_code_and_val_from_cond_with_ops): Verify that name is
3300 either cond_op0 or cond_op1.
3302 2016-07-26 Patrick Palka <ppalka@gcc.gnu.org>
3304 PR tree-optimization/18046
3305 * genmodes.c (emit_mode_size_inline): Emit an assert that
3306 verifies that mode is a valid array index.
3307 (emit_mode_nuinits_inline): Likewise.
3308 (emit_mode_inner_inline): Likewise.
3309 (emit_mode_unit_size_inline): Likewise.
3310 (emit_mode_unit_precision_inline): Likewise.
3311 * tree-vrp.c: Include params.h.
3312 (find_switch_asserts): Register edge assertions for the default
3313 label which correspond to the anti-ranges of each case label.
3314 * params.def (PARAM_MAX_VRP_SWITCH_ASSERTIONS): New.
3315 * doc/invoke.texi: Document it.
3317 2016-07-26 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3319 * gimple-ssa-strength-reduction.c (slsr_process_phi): Remove dead
3320 and unnecessary call to gimple_bb.
3322 2016-07-26 Richard Biener <rguenther@suse.de>
3324 PR rtl-optimization/71984
3325 * simplify-rtx.c (simplify_subreg): Use GET_MODE_SIZE and prepare
3328 2016-07-26 Richard Biener <rguenther@suse.de>
3331 * expmed.c (extract_bit_field_1): Constrain the vector mode
3332 with element size matching the extraction mode size when
3333 choosing a better vector mode to do the extraction from.
3335 2016-07-26 Richard Biener <rguenther@suse.de>
3336 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
3339 * match.pd ((intptr)x eq/ne CST to x eq/ne (typeof x) CST): New
3342 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3344 * tree-ssa-structalias.c (struct scc_info): Change types of
3345 members to auto_sbitmap and auto_vec.
3346 (scc_info::scc_info): New constructor.
3347 (scc_info::~scc_info): New destructor.
3348 (init_scc_info): Remove.
3349 (free_scc_info): Remove.
3350 (find_indirect_cycles): Adjust.
3351 (perform_var_substitution): Likewise.
3352 (free_var_substitution_info): Likewise.
3354 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3356 * tree-outof-ssa.c (struct elim_graph): Change type of members
3357 to auto_vec and auto_sbitmap.
3358 (elim_graph::elim_graph): New constructor.
3359 (delete_elim_graph): Remove.
3360 (expand_phi_nodes): Adjust.
3362 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3364 * tree-outof-ssa.c (struct elim_graph): Remove typedef.
3365 (new_elim_graph): Adjust.
3366 (clear_elim_graph): Likewise.
3367 (delete_elim_graph): Likewise.
3368 (elim_graph_size): Likewise.
3369 (elim_graph_add_node): Likewise.
3370 (elim_graph_add_edge): Likewise.
3371 (elim_graph_remove_succ_edge): Likewise.
3372 (eliminate_name): Likewise.
3373 (eliminate_build): Likewise.
3374 (elim_forward): Likewise.
3375 (elim_unvisited_predecessor): Likewise.
3376 (elim_backward): Likewise.
3377 (elim_create): Likewise.
3378 (eliminate_phi): Likewise.
3379 (expand_phi_nodes): Likewise.
3381 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3383 * bt-load.c (compute_out): Use auto_sbitmap class.
3384 (link_btr_uses): Likewise.
3385 * cfganal.c (mark_dfs_back_edges): Likewise.
3386 (post_order_compute): Likewise.
3387 (inverted_post_order_compute): Likewise.
3388 (pre_and_rev_post_order_compute_fn): Likewise.
3389 (single_pred_before_succ_order): Likewise.
3390 * cfgexpand.c (pass_expand::execute): Likewise.
3391 * cfgloop.c (verify_loop_structure): Likewise.
3392 * cfgloopmanip.c (fix_bb_placements): Likewise.
3393 (remove_path): Likewise.
3394 (update_dominators_in_loop): Likewise.
3395 * cfgrtl.c (break_superblocks): Likewise.
3396 * ddg.c (check_sccs): Likewise.
3397 (create_ddg_all_sccs): Likewise.
3398 * df-core.c (df_worklist_dataflow): Likewise.
3399 * dse.c (dse_step3): Likewise.
3400 * except.c (eh_region_outermost): Likewise.
3401 * function.c (thread_prologue_and_epilogue_insns): Likewise.
3402 * gcse.c (prune_expressions): Likewise.
3403 (prune_insertions_deletions): Likewise.
3404 * gimple-ssa-backprop.c (backprop::~backprop): Likewise.
3405 * graph.c (draw_cfg_nodes_no_loops): Likewise.
3406 * ira-lives.c (remove_some_program_points_and_update_live_ranges): Likewise.
3407 * lcm.c (compute_earliest): Likewise.
3408 (compute_farthest): Likewise.
3409 * loop-unroll.c (unroll_loop_constant_iterations): Likewise.
3410 (unroll_loop_runtime_iterations): Likewise.
3411 (unroll_loop_stupid): Likewise.
3412 * lower-subreg.c (decompose_multiword_subregs): Likewise.
3413 * lra-lives.c: Likewise.
3414 * lra.c (lra): Likewise.
3415 * modulo-sched.c (schedule_reg_moves): Likewise.
3416 (optimize_sc): Likewise.
3417 (get_sched_window): Likewise.
3418 (sms_schedule_by_order): Likewise.
3419 (check_nodes_order): Likewise.
3420 (order_nodes_of_sccs): Likewise.
3421 (order_nodes_in_scc): Likewise.
3422 * recog.c (split_all_insns): Likewise.
3423 * regcprop.c (pass_cprop_hardreg::execute): Likewise.
3424 * reload1.c (reload): Likewise.
3425 * sched-rgn.c (haifa_find_rgns): Likewise.
3426 (split_edges): Likewise.
3427 (compute_trg_info): Likewise.
3428 * sel-sched.c (init_seqno): Likewise.
3429 * store-motion.c (remove_reachable_equiv_notes): Likewise.
3430 * tree-into-ssa.c (update_ssa): Likewise.
3431 * tree-ssa-live.c (live_worklist): Likewise.
3432 * tree-ssa-loop-im.c (fill_always_executed_in): Likewise.
3433 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
3435 (try_peel_loop): Likewise.
3436 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
3438 * tree-ssa-pre.c (compute_antic): Likewise.
3439 * tree-ssa-reassoc.c (undistribute_ops_list): Likewise.
3440 * tree-stdarg.c (reachable_at_most_once): Likewise.
3441 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Likewise.
3442 * var-tracking.c (vt_find_locations): Likewise.
3444 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3446 * sbitmap.h (auto_sbitmap): New class.
3448 2016-07-26 Alan Modra <amodra@gmail.com>
3451 * config/rs6000/rs6000.c (rs6000_secondary_reload): Initialize
3454 2016-07-25 David Malcolm <dmalcolm@redhat.com>
3456 * input.c (selftest::temp_source_file::temp_source_file): Fix
3457 missing "%s" in fprintf.
3459 2016-07-25 John David Anglin <danglin@gcc.gnu.org>
3462 * cselib.c (cselib_process_insn): Invalidate argument slots for
3465 2016-07-25 Jiong Wang <jiong.wang@arm.com>
3467 * config/aarch64/arm_neon.h (vfmah_lane_f16, vfmah_laneq_f16,
3468 vfmsh_lane_f16, vfmsh_laneq_f16, vmulh_lane_f16, vmulh_laneq_f16,
3469 vmulxh_lane_f16, vmulxh_laneq_f16): New.
3471 2016-07-25 Jiong Wang <jiong.wang@arm.com>
3473 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
3474 * config/aarch64/aarch64.md (fma, fnma): Support HF.
3475 * config/aarch64/arm_fp16.h (vfmah_f16, vfmsh_f16): New.
3477 2016-07-25 Jiong Wang <jiong.wang@arm.com>
3479 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
3480 * config/aarch64/aarch64.md (<FCVT_F2FIXED:fcvt_fixed_insn>hf<mode>3):
3482 (<FCVT_FIXED2F:fcvt_fixed_insn><mode>hf3): Likewise.
3483 (add<mode>3): Likewise.
3484 (sub<mode>3): Likewise.
3485 (mul<mode>3): Likewise.
3486 (div<mode>3): Likewise.
3487 (*div<mode>3): Likewise.
3488 (<fmaxmin><mode>3): Extend to HF.
3489 * config/aarch64/aarch64-simd.md (aarch64_rsqrts<mode>): Likewise.
3490 (fabd<mode>3): Likewise.
3491 (<FCVT_F2FIXED:fcvt_fixed_insn><VHSDF_HSDF:mode>3): Likewise.
3492 (<FCVT_FIXED2F:fcvt_fixed_insn><VHSDI_HSDI:mode>3): Likewise.
3493 (aarch64_fmulx<mode>): Likewise.
3494 (aarch64_fac<optab><mode>): Likewise.
3495 (aarch64_frecps<mode>): Likewise.
3496 (<FCVT_F2FIXED:fcvt_fixed_insn>hfhi3): New.
3497 (<FCVT_FIXED2F:fcvt_fixed_insn>hihf3): Likewise.
3498 * config/aarch64/iterators.md (VHSDF_SDF): Delete.
3499 (VSDQ_HSDI): Support HI.
3500 (fcvt_target, FCVT_TARGET): Likewise.
3501 * config/aarch64/arm_fp16.h (vaddh_f16, vsubh_f16, vabdh_f16,
3502 vcageh_f16, vcagth_f16, vcaleh_f16, vcalth_f16, vceqh_f16, vcgeh_f16,
3503 vcgth_f16, vcleh_f16, vclth_f16, vcvth_n_f16_s16, vcvth_n_f16_s32,
3504 vcvth_n_f16_s64, vcvth_n_f16_u16, vcvth_n_f16_u32, vcvth_n_f16_u64,
3505 vcvth_n_s16_f16, vcvth_n_s32_f16, vcvth_n_s64_f16, vcvth_n_u16_f16,
3506 vcvth_n_u32_f16, vcvth_n_u64_f16, vdivh_f16, vmaxh_f16, vmaxnmh_f16,
3507 vminh_f16, vminnmh_f16, vmulh_f16, vmulxh_f16, vrecpsh_f16,
3510 2016-07-25 Jiong Wang <jiong.wang@arm.com>
3512 * config.gcc (aarch64*-*-*): Install arm_fp16.h.
3513 * config/aarch64/aarch64-builtins.c (hi_UP): New.
3514 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
3515 * config/aarch64/aarch64-simd.md (aarch64_frsqrte<mode>): Extend to HF
3517 (aarch64_frecp<FRECP:frecp_suffix><mode>): Likewise.
3518 (aarch64_cm<optab><mode>): Likewise.
3519 * config/aarch64/aarch64.md (<frint_pattern><mode>2): Likewise.
3520 (l<fcvt_pattern><su_optab><GPF:mode><GPI:mode>2): Likewise.
3521 (fix_trunc<GPF:mode><GPI:mode>2): Likewise.
3522 (sqrt<mode>2): Likewise.
3523 (*sqrt<mode>2): Likewise.
3524 (abs<mode>2): Likewise.
3525 (<optab><mode>hf2): New pattern for HF mode.
3526 (<optab>hihf2): Likewise.
3527 * config/aarch64/arm_neon.h: Include arm_fp16.h.
3528 * config/aarch64/iterators.md (GPF_F16, GPI_F16, VHSDF_HSDF): New.
3529 (w1, w2, v, s, q, Vmtype, V_cmp_result, fcvt_iesize, FCVT_IESIZE):
3531 * config/aarch64/arm_fp16.h: New file.
3532 (vabsh_f16, vceqzh_f16, vcgezh_f16, vcgtzh_f16, vclezh_f16, vcltzh_f16,
3533 vcvth_f16_s16, vcvth_f16_s32, vcvth_f16_s64, vcvth_f16_u16,
3534 vcvth_f16_u32, vcvth_f16_u64, vcvth_s16_f16, vcvth_s32_f16,
3535 vcvth_s64_f16, vcvth_u16_f16, vcvth_u32_f16, vcvth_u64_f16,
3536 vcvtah_s16_f16, vcvtah_s32_f16, vcvtah_s64_f16, vcvtah_u16_f16,
3537 vcvtah_u32_f16, vcvtah_u64_f16, vcvtmh_s16_f16, vcvtmh_s32_f16,
3538 vcvtmh_s64_f16, vcvtmh_u16_f16, vcvtmh_u32_f16, vcvtmh_u64_f16,
3539 vcvtnh_s16_f16, vcvtnh_s32_f16, vcvtnh_s64_f16, vcvtnh_u16_f16,
3540 vcvtnh_u32_f16, vcvtnh_u64_f16, vcvtph_s16_f16, vcvtph_s32_f16,
3541 vcvtph_s64_f16, vcvtph_u16_f16, vcvtph_u32_f16, vcvtph_u64_f16,
3542 vnegh_f16, vrecpeh_f16, vrecpxh_f16, vrndh_f16, vrndah_f16, vrndih_f16,
3543 vrndmh_f16, vrndnh_f16, vrndph_f16, vrndxh_f16, vrsqrteh_f16,
3546 2016-07-25 Jiong Wang <jiong.wang@arm.com>
3548 * config/aarch64/aarch64-simd-builtins.def (reduc_smax_scal_,
3549 reduc_smin_scal_): Use VDQIF_F16.
3550 (reduc_smax_nan_scal_, reduc_smin_nan_scal_): Use VHSDF.
3551 * config/aarch64/aarch64-simd.md (reduc_<maxmin_uns>_scal_<mode>):
3553 (aarch64_reduc_<maxmin_uns>_internal<mode>): Likewise.
3554 * config/aarch64/iterators.md (VDQIF_F16): New.
3555 (vp): Support HF modes.
3556 * config/aarch64/arm_neon.h (vmaxv_f16, vmaxvq_f16, vminv_f16,
3557 vminvq_f16, vmaxnmv_f16, vmaxnmvq_f16, vminnmv_f16, vminnmvq_f16): New.
3559 2016-07-25 Jiong Wang <jiong.wang@arm.com>
3561 * config/aarch64/aarch64-simd.md (*aarch64_mulx_elt_to_64v2df): Rename to
3562 "*aarch64_mulx_elt_from_dup<mode>".
3563 (*aarch64_mul3_elt<mode>): Update schedule type.
3564 (*aarch64_mul3_elt_from_dup<mode>): Likewise.
3565 (*aarch64_fma4_elt_from_dup<mode>): Likewise.
3566 (*aarch64_fnma4_elt_from_dup<mode>): Likewise.
3567 * config/aarch64/iterators.md (VMUL): Supprt half precision float modes.
3568 (f, fp): Support HF modes.
3569 * config/aarch64/arm_neon.h (vfma_lane_f16, vfmaq_lane_f16,
3570 vfma_laneq_f16, vfmaq_laneq_f16, vfma_n_f16, vfmaq_n_f16, vfms_lane_f16,
3571 vfmsq_lane_f16, vfms_laneq_f16, vfmsq_laneq_f16, vfms_n_f16,
3572 vfmsq_n_f16, vmul_lane_f16, vmulq_lane_f16, vmul_laneq_f16,
3573 vmulq_laneq_f16, vmul_n_f16, vmulq_n_f16, vmulx_lane_f16,
3574 vmulxq_lane_f16, vmulx_laneq_f16, vmulxq_laneq_f16): New.
3576 2016-07-25 Jiong Wang <jiong.wang@arm.com>
3578 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
3579 * config/aarch64/aarch64-simd.md (fma<mode>4, fnma<mode>4): Extend to HF
3581 * config/aarch64/arm_neon.h (vfma_f16, vfmaq_f16, vfms_f16,
3584 2016-07-25 Jiong Wang <jiong.wang@arm.com>
3586 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
3587 * config/aarch64/aarch64-simd.md
3588 (aarch64_rsqrts<mode>): Extend to HF modes.
3589 (fabd<mode>3): Likewise.
3590 (<FCVT_F2FIXED:fcvt_fixed_insn><VHSDF_SDF:mode>3): Likewise.
3591 (<FCVT_FIXED2F:fcvt_fixed_insn><VHSDI_SDI:mode>3): Likewise.
3592 (aarch64_<maxmin_uns>p<mode>): Likewise.
3593 (<su><maxmin><mode>3): Likewise.
3594 (<maxmin_uns><mode>3): Likewise.
3595 (<fmaxmin><mode>3): Likewise.
3596 (aarch64_faddp<mode>): Likewise.
3597 (aarch64_fmulx<mode>): Likewise.
3598 (aarch64_frecps<mode>): Likewise.
3599 (*aarch64_fac<optab><mode>): Rename to aarch64_fac<optab><mode>.
3600 (add<mode>3): Extend to HF modes.
3601 (sub<mode>3): Likewise.
3602 (mul<mode>3): Likewise.
3603 (div<mode>3): Likewise.
3604 (*div<mode>3): Likewise.
3605 * config/aarch64/aarch64.c (aarch64_emit_approx_div): Return false for
3607 * config/aarch64/iterators.md (VDQ_HSDI, VSDQ_HSDI): New mode iterator.
3608 * config/aarch64/arm_neon.h (vadd_f16, vaddq_f16, vabd_f16, vabdq_f16,
3609 vcage_f16, vcageq_f16, vcagt_f16, vcagtq_f16, vcale_f16, vcaleq_f16,
3610 vcalt_f16, vcaltq_f16, vceq_f16, vceqq_f16, vcge_f16, vcgeq_f16,
3611 vcgt_f16, vcgtq_f16, vcle_f16, vcleq_f16, vclt_f16, vcltq_f16,
3612 vcvt_n_f16_s16, vcvtq_n_f16_s16, vcvt_n_f16_u16, vcvtq_n_f16_u16,
3613 vcvt_n_s16_f16, vcvtq_n_s16_f16, vcvt_n_u16_f16, vcvtq_n_u16_f16,
3614 vdiv_f16, vdivq_f16, vdup_lane_f16, vdup_laneq_f16, vdupq_lane_f16,
3615 vdupq_laneq_f16, vdups_lane_f16, vdups_laneq_f16, vmax_f16, vmaxq_f16,
3616 vmaxnm_f16, vmaxnmq_f16, vmin_f16, vminq_f16, vminnm_f16, vminnmq_f16,
3617 vmul_f16, vmulq_f16, vmulx_f16, vmulxq_f16, vpadd_f16, vpaddq_f16,
3618 vpmax_f16, vpmaxq_f16, vpmaxnm_f16, vpmaxnmq_f16, vpmin_f16, vpminq_f16,
3619 vpminnm_f16, vpminnmq_f16, vrecps_f16, vrecpsq_f16, vrsqrts_f16,
3620 vrsqrtsq_f16, vsub_f16, vsubq_f16): New.
3622 2016-07-25 Jiong Wang <jiong.wang@arm.com>
3624 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New.
3625 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
3626 * config/aarch64/aarch64-simd.md (aarch64_rsqrte<mode>): Extend to HF modes.
3627 (neg<mode>2): Likewise.
3628 (abs<mode>2): Likewise.
3629 (<frint_pattern><mode>2): Likewise.
3630 (l<fcvt_pattern><su_optab><VDQF:mode><fcvt_target>2): Likewise.
3631 (<optab><VDQF:mode><fcvt_target>2): Likewise.
3632 (<fix_trunc_optab><VDQF:mode><fcvt_target>2): Likewise.
3633 (ftrunc<VDQF:mode>2): Likewise.
3634 (<optab><fcvt_target><VDQF:mode>2): Likewise.
3635 (sqrt<mode>2): Likewise.
3636 (*sqrt<mode>2): Likewise.
3637 (aarch64_frecpe<mode>): Likewise.
3638 (aarch64_cm<optab><mode>): Likewise.
3639 * config/aarch64/aarch64.c (aarch64_emit_approx_sqrt): Return false for
3641 * config/aarch64/iterators.md (VHSDF, VHSDF_DF, VHSDF_SDF): New.
3642 (VDQF_COND, fcvt_target, FCVT_TARGET, hcon): Extend mode attribute to HF modes.
3644 * config/aarch64/arm_neon.h (vdup_n_f16): New.
3645 (vdupq_n_f16): Likewise.
3646 (vld1_dup_f16): Use vdup_n_f16.
3647 (vld1q_dup_f16): Use vdupq_n_f16.
3648 (vabs_f16, vabsq_f16, vceqz_f16, vceqzq_f16, vcgez_f16, vcgezq_f16,
3649 vcgtz_f16, vcgtzq_f16, vclez_f16, vclezq_f16, vcltz_f16, vcltzq_f16,
3650 vcvt_f16_s16, vcvtq_f16_s16, vcvt_f16_u16, vcvtq_f16_u16, vcvt_s16_f16,
3651 vcvtq_s16_f16, vcvt_u16_f16, vcvtq_u16_f16, vcvta_s16_f16,
3652 vcvtaq_s16_f16, vcvta_u16_f16, vcvtaq_u16_f16, vcvtm_s16_f16,
3653 vcvtmq_s16_f16, vcvtm_u16_f16, vcvtmq_u16_f16, vcvtn_s16_f16,
3654 vcvtnq_s16_f16, vcvtn_u16_f16, vcvtnq_u16_f16, vcvtp_s16_f16,
3655 vcvtpq_s16_f16, vcvtp_u16_f16, vcvtpq_u16_f16, vneg_f16, vnegq_f16,
3656 vrecpe_f16, vrecpeq_f16, vrnd_f16, vrndq_f16, vrnda_f16, vrndaq_f16,
3657 vrndi_f16, vrndiq_f16, vrndm_f16, vrndmq_f16, vrndn_f16, vrndnq_f16,
3658 vrndp_f16, vrndpq_f16, vrndx_f16, vrndxq_f16, vrsqrte_f16, vrsqrteq_f16,
3659 vsqrt_f16, vsqrtq_f16): New.
3661 2016-07-25 Jiong Wang <jiong.wang@arm.com>
3663 * config/aarch64/aarch64-simd.md
3664 (aarch64_<PERMUTE:perm_insn><PERMUTE:perm_hilo><mode>): Use VALL_F16.
3665 (aarch64_ext<mode>): Likewise.
3666 (aarch64_rev<REVERSE:rev_op><mode>): Likewise.
3667 * config/aarch64/aarch64.c (aarch64_evpc_trn, aarch64_evpc_uzp,
3668 aarch64_evpc_zip, aarch64_evpc_ext, aarch64_evpc_rev): Support V4HFmode
3670 * config/aarch64/arm_neon.h (__INTERLEAVE_LIST): Support float16x4_t,
3672 (__aarch64_vdup_lane_f16, __aarch64_vdup_laneq_f16,
3673 __aarch64_vdupq_lane_f16, __aarch64_vdupq_laneq_f16, vbsl_f16,
3674 vbslq_f16, vdup_n_f16, vdupq_n_f16, vdup_lane_f16, vdup_laneq_f16,
3675 vdupq_lane_f16, vdupq_laneq_f16, vduph_lane_f16, vduph_laneq_f16,
3676 vext_f16, vextq_f16, vmov_n_f16, vmovq_n_f16, vrev64_f16, vrev64q_f16,
3677 vtrn1_f16, vtrn1q_f16, vtrn2_f16, vtrn2q_f16, vtrn_f16, vtrnq_f16,
3678 vuzp1_f16, vuzp1q_f16, vuzp2_f16, vuzp2q_f16, vzip1_f16, vzip2q_f16):
3680 (vmov_n_f16): Reimplement using vdup_n_f16.
3681 (vmovq_n_f16): Reimplement using vdupq_n_f16..
3683 2016-07-25 Jiong Wang <jiong.wang@arm.com>
3685 * config/aarch64/aarch64.c (aarch64_add_constant): New parameter
3686 "frame_related_p". Generate CFA annotation when it's necessary.
3687 (aarch64_expand_prologue): Use aarch64_add_constant.
3688 (aarch64_expand_epilogue): Likewise.
3689 (aarch64_output_mi_thunk): Pass "false" when calling
3690 aarch64_add_constant.
3692 2016-07-25 Jiong Wang <jiong.wang@arm.com>
3694 * config/aarch64/aarch64.c (aarch64_add_constant): Optimize instruction
3697 2016-07-25 Jiong Wang <jiong.wang@arm.com>
3699 * config/aarch64/aarch64.c (aarch64_add_constant): New parameter "mode".
3700 Use aarch64_internal_mov_immediate instead of aarch64_build_constant.
3701 (aarch64_output_mi_thunk): Pass Pmode when calling aarch64_add_constant.
3702 (aarch64_build_constant): Delete.
3704 2016-07-25 Alexander Monakov <amonakov@ispras.ru>
3707 2016-07-20 Alexander Monakov <amonakov@ispras.ru>
3709 * config/nvptx/nvptx.c (nvptx_option_override): Do not set
3710 flag_toplevel_reorder.
3712 2016-07-25 Richard Biener <rguenther@suse.de>
3714 * cgraph.c (cgraph_node::verify_node): Compare against builtin
3715 by using DECL_BUILT_IN_CLASS and DECL_FUNCTION_CODE.
3716 * tree-chkp.c (chkp_gimple_call_builtin_p): Likewise.
3717 * tree-streamer.h (streamer_handle_as_builtin_p): Remove.
3718 (streamer_get_builtin_tree): Likewise.
3719 (streamer_write_builtin): Likewise.
3720 * lto-streamer.h (LTO_builtin_decl): Remove.
3721 * lto-streamer-in.c (lto_read_tree_1): Remove assert.
3722 (lto_input_scc): Remove LTO_builtin_decl handling.
3723 (lto_input_tree_1): Liekwise.
3724 * lto-streamer-out.c (lto_output_tree_1): Remove special
3725 handling of builtins.
3726 (DFS::DFS): Likewise.
3727 * tree-streamer-in.c (streamer_get_builtin_tree): Remove.
3728 * tree-streamer-out.c (pack_ts_function_decl_value_fields): Remove
3730 (streamer_write_builtin): Remove.
3732 2016-07-25 Martin Liska <mliska@suse.cz>
3734 * lto-cgraph.c (input_symtab): Don't call get_working_sets
3735 if flag_auto_profile is set to true.
3737 2016-07-25 Martin Liska <mliska@suse.cz>
3739 PR gcov-profile/71868
3740 * cfgloopanal.c (expected_loop_iterations_unbounded): When we
3741 have a function with multiple latches, count them all.
3743 2016-07-25 Martin Liska <mliska@suse.cz>
3745 * tree-ssa-loop-niter.c (loop_only_exit_p): Release body array.
3747 2016-07-25 Martin Liska <mliska@suse.cz>
3749 PR tree-optimization/71987
3750 * tree-ssa-reassoc.c (maybe_optimize_range_tests): Call get_ops
3751 just for SSA_NAMEs. Fix GNU coding style.
3753 2016-07-25 Martin Liska <mliska@suse.cz>
3755 PR gcov-profile/64874
3756 * gcov-io.h: Update command about file format.
3757 * gcov-iov.c (main): Adapt the numbering scheme.
3759 2016-07-24 Kugan Vivekanandarajah <kuganv@linaro.org>
3762 * tree-ssa-reassoc.c (optimize_vec_cond_expr): Handle tcc_compare stmt
3763 whose result is used in PHI.
3764 (final_range_test_p): Likewise.
3765 (maybe_optimize_range_tests): Likewise.
3767 2016-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
3769 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
3770 Reformat two multi-line strings.
3772 2016-07-22 Martin Sebor <msebor@redhat.com>
3774 * doc/extend.texi (Compound Literals): Add '@' missed in last commit.
3776 2016-07-22 Martin Sebor <msebor@redhat.com>
3779 * doc/extend.texi (Compound Literals): Correct and clarify.
3780 (Cast to Union): Same.
3782 2016-07-22 Kelvin Nilsen <kelvin@gcc.gnu.org>
3784 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
3785 comments to explain why certain error messages make mention of
3786 undocumented options.
3787 (rs6000_invalid_builtin): Change error messages to replace mention
3788 of undocumented options with mention of the -mcpu=power9 option
3789 that enables those undocumented options.
3790 * config/rs6000/rs6000.h (MASK_FLOAT128): New macro.
3791 (RS6000_BTM_FLOAT128): Use the new MASK_FLOAT128 macro in the
3792 definition of this macro to correct an existing error.
3793 * config/rs6000/rs6000.opt: Add the Undocumented qualifier to the
3794 mpower9-fusion, mpower9-vector, mpower9-dform, and mmodulo entries.
3795 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Modify
3796 descriptions of built-in functions so that they depend on
3797 -mcpu=power9 instead of on the corresponding undocumented flags.
3798 * doc/invoke.texi (Option Summary): Remove all mention of newly
3800 (IBM RS/6000 and PowerPC Options): Likewise.
3801 * doc/md.texi (Constraints for Particuliar Machines): Remove all
3802 mention of newly undocumented flags.
3804 2016-07-22 Evgeny Stupachenko <evstupac@gmail.com>
3806 * ipa-cp.c (determine_versionability): Do not create constprop clones,
3807 when target_clones attribute is set.
3809 2016-07-22 Bin Cheng <bin.cheng@arm.com>
3811 * common.opt (funsafe-loop-optimizations): Mark ignore.
3812 * doc/invoke.texi (funsafe-loop-optimizations): Remove.
3813 * loop-iv.c (get_simple_loop_desc): Remove unsafe-loop-optimizations
3815 * tree-ssa-loop-niter.c (finite_loop_p): Ditto.
3816 * config/bfin/bfin.c (bfin_can_use_doloop_p): Ditto.
3818 2016-07-22 Bin Cheng <bin.cheng@arm.com>
3820 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
3822 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
3824 (number_of_iterations_exit): Warn missed loop optimization for
3825 possible infinite loops.
3827 2016-07-22 Segher Boessenkool <segher@kernel.crashing.org>
3830 * config/rs6000/rs6000.c (rs6000_file_start): Fix condition for
3831 when to emit a ".machine" pseudo-op.
3833 2016-07-22 Martin Liska <mliska@suse.cz>
3835 PR gcov-profile/69028
3836 PR gcov-profile/62047
3837 * coverage.c (coverage_compute_lineno_checksum): Do not
3838 calculate checksum for fns w/o xloc.file.
3839 (coverage_compute_profile_id): Likewise.
3841 2016-07-22 Georg-Johann Lay <avr@gjlay.de>
3843 * config/avr/avr.c (TARGET_SECONDARY_RELOAD): Remove hook define...
3844 (avr_secondary_reload): ...and implementation.
3845 (avr_adjust_insn_length) [ADJUST_LEN_LPM]: Remove handling.
3846 * config/avr/avr.md (reload_in<mode>): Remove insns.
3847 (adjust_len) [lpm]: Remove insn attribute value.
3848 * config/avr/predicates.md (flash_operand): Remove insn predicate.
3850 2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
3853 * builtin-attrs.def (ATTR_RT_NOTHROW_LEAF_LIST): New return twice
3855 * builtins.def (BUILT_IN_SETJMP): Use ATTR_RT_NOTHROW_LEAF_LIST here.
3856 * calls.c (special_function_p): Remove the special handling of the
3857 "__builtin_" prefix.
3859 2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
3862 * calls.c (gimple_maybe_alloca_call_p): New function. Return true
3863 if STMT may be an alloca call.
3864 (gimple_alloca_call_p, alloca_call_p): Return only true for the
3865 builtin alloca call.
3866 * calls.h (gimple_maybe_alloca_call_p): New function.
3867 * tree-inline.c (inline_forbidden_p_stmt): Use
3868 gimple_maybe_alloca_call_p here.
3870 2016-07-21 David Malcolm <dmalcolm@redhat.com>
3872 * spellcheck-tree.c (best_macro_match::best_macro_match):
3873 Explictly specify the template arguments when invoking the base
3874 class constructor, to help older C++ compilers.
3876 2016-07-21 Jakub Jelinek <jakub@redhat.com>
3879 * asan.c (asan_dynamic_init_call): Call asan_init_shadow_ptr_types
3880 before builtin_decl_implicit.
3882 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
3884 * optabs.c (emit_condiitonal_move): Short circuit for identical
3887 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
3889 * ifcvt.c (noce_if_info): New fields: speed_p, original_cost,
3890 max_seq_cost. Removed fields: then_cost, else_cost, branch_cost.
3891 (noce_conversion_profitable_p): New.
3892 (noce_try_store_flag_constants): Use it.
3893 (noce_try_addcc): Likewise.
3894 (noce_try_store_flag_mask): Likewise.
3895 (noce_try_cmove): Likewise.
3896 (noce_try_cmove_arith): Likewise.
3897 (bb_valid_for_noce_process_p): Add to the cost parameter rather than
3899 (noce_convert_multiple_sets): Move cost model to here, from...
3900 (bb_ok_for_noce_convert_multiple_sets) ...here.
3901 (noce_process_if_block): Update calls for above changes.
3902 (noce_find_if_block): Record new noce_if_info parameters.
3904 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
3906 * target.def (max_noce_ifcvt_seq_cost): New.
3907 * doc/tm.texi.in (TARGET_MAX_NOCE_IFCVT_SEQ_COST): Document it.
3908 * doc/tm.texi: Regenerate.
3909 * targhooks.h (default_max_noce_ifcvt_seq_cost): New.
3910 * targhooks.c (default_max_noce_ifcvt_seq_cost): New.
3911 * params.def (PARAM_MAX_RTL_IF_CONVERSION_PREDICTABLE_COST): New.
3912 (PARAM_MAX_RTL_IF_CONVERSION_UNPREDICTABLE_COST): Likewise.
3913 * doc/invoke.texi: Document new params.
3915 2016-07-21 Richard Biener <rguenther@suse.de>
3917 PR tree-optimization/71947
3918 * tree-vrp.c (extract_range_from_assert): Singleton symbolic
3919 ranges have useful limit_vr information.
3921 2016-07-21 Richard Biener <rguenther@suse.de>
3923 * function-tests.c (build_trivial_generic_function): Set
3924 BLOCK_SUPERCONTEXT of DECL_INITIAL.
3925 * omp-low.c (create_omp_child_function): Likewise.
3926 (grid_expand_target_grid_body): Likewise.
3927 * cgraphunit.c (init_lowered_empty_function): Likewise.
3928 (cgraph_node::expand_thunk): Likewise.
3929 * tree-parloops.c (create_loop_fn): Likewise.
3930 * ipa.c (cgraph_build_static_cdtor_1): Likewise.
3932 2016-07-21 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
3934 * tree-ssa-strlen.c (strlen_dom_walker::before_dom_children): Fix typo
3937 2016-07-21 Georg-Johann Lay <avr@gjlay.de>
3939 * config/avr/avr.md (any_extract, any_shiftrt): New code iterators.
3940 (*insv.extract, *insv.shiftrt, *insv.not-bit.0, *insv.not-bit.7)
3941 (*insv.xor-extract, *insv.xor1-bit.0): New insns.
3942 (adjust_len) [insv_notbit, insv_notbit_0, insv_notbit_7]: New
3943 values for insn attribute.
3944 * config/avr/avr.c (avr_out_insert_notbit): New function.
3945 (avr_adjust_insn_length): Handle ADJUST_LEN_INSV_NOTBIT,
3946 ADJUST_LEN_INSV_NOTBIT_0/_7.
3947 * config/avr/avr-protos.h (avr_out_insert_notbit): New proto.
3949 2016-07-21 Bin Cheng <bin.cheng@arm.com>
3951 * tree-chrec.c (convert_affine_scev): New parameter. Pass new arg.
3952 (chrec_convert_1, chrec_convert): Ditto.
3953 * tree-chrec.h (chrec_convert, convert_affine_scev): New parameter.
3954 * tree-scalar-evolution.c (interpret_rhs_expr): Pass new arg.
3955 * tree-vrp.c (adjust_range_with_scev): Ditto.
3956 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Ditto.
3957 (scev_var_range_cant_overflow): New function.
3958 (scev_probably_wraps_p): New parameter. Call above function.
3959 * tree-ssa-loop-niter.h (scev_probably_wraps_p): New parameter.
3961 2016-07-21 Bin Cheng <bin.cheng@arm.com>
3963 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Clean up
3964 by removing computation of may_be_zero.
3966 2016-07-21 Jakub Jelinek <jakub@redhat.com>
3968 * tree-object-size.c (unknown): Use HOST_WIDE_INT_M1U instead of -1.
3970 2016-07-21 Andrew Sutton <andrew.n.sutton@gmail.com>
3972 Improving concepts performance and diagnostics.
3973 * timevar.def (TV_CONSTRAINT_SAT, TV_CONSTRAINT_SUB): New time vars
3974 for constraint satisfaction and subsumption.
3975 * timevar.h (auto_timevar): New constructor that matches the push/pop
3976 pattern of usage in pt.c.
3978 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
3980 * hwint.h (HOST_WIDE_INT_0): New define.
3981 (HOST_WIDE_INT_0U): Ditto.
3982 * double-int.c: Use HOST_WIDE_INT_0 instead of (HOST_WIDE_INT) 0.
3983 * dse.c: Use HOST_WIDE_INT_0U instead of (unsigned HOST_WIDE_INT) 0.
3984 * simplify-rtx.c: Ditto.
3985 * tree-object-size.c: Ditto.
3987 2016-07-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3989 * config/s390/s390.c (s390_encode_section_info): Remove mode size
3992 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
3994 * cse.c: Use HOST_WIDE_INT_M1 instead of ~(HOST_WIDE_INT) 0.
3995 * combine.c: Use HOST_WIDE_INT_M1U instead of
3996 ~(unsigned HOST_WIDE_INT) 0.
3997 * double-int.h: Ditto.
3999 * dwarf2asm.c:Ditto.
4001 * genmodes.c: Ditto.
4003 * read-rtl.c: Ditto.
4004 * tree-ssa-loop-ivopts.c: Ditto.
4005 * tree-ssa-loop-prefetch.c: Ditto.
4006 * tree-vect-generic.c: Ditto.
4007 * tree-vect-patterns.c: Ditto.
4010 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
4012 * gcc/config/avr.c (avr_legitimize_address) [AVR_TINY]: Force
4013 constant addresses outside [0,0xc0] into a register.
4014 (avr_out_movhi_r_mr_reg_no_disp_tiny): Pass insn. And handle
4015 cases where the base address register is unused after.
4016 (avr_out_movhi_r_mr_reg_disp_tiny): Same.
4017 (avr_out_movhi_mr_r_reg_disp_tiny): Same.
4018 (avr_out_store_psi_reg_disp_tiny): Same.
4020 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
4022 Implement attribute progmem on reduced Tiny cores by adding
4023 flash offset 0x4000 to respective symbols.
4026 * doc/extend.texi (AVR Variable Attributes) [progmem]: Add
4027 documentation how it works on reduced Tiny cores.
4028 (AVR Named Address Spaces): No support for reduced Tiny.
4029 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): New macro.
4030 (avr_address_tiny_pm_p): New static function.
4031 (avr_print_operand_address) [AVR_TINY]: Add AVR_TINY_PM_OFFSET
4032 if the address is in progmem.
4033 (avr_assemble_integer): Same.
4034 (avr_encode_section_info) [AVR_TINY]: Set AVR_SYMBOL_FLAG_TINY_PM
4035 for symbol_ref in progmem.
4036 * config/avr/avr.h (AVR_TINY_PM_OFFSET): New macro.
4037 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use it instead of
4038 magic 0x4000 when built-in def'ing __AVR_TINY_PM_BASE_ADDRESS__.
4040 2016-07-20 Patrick Palka <ppalka@gcc.gnu.org>
4042 * configure.ac (thin_archive_support): New variable. AC_SUBST it.
4043 * configure: Regenerate.
4044 * Makefile.in (THIN_ARCHIVE_SUPPORT): New variable.
4045 (USE_THIN_ARCHIVES): New variable.
4046 (libbackend.a): If USE_THIN_ARCHIVES then pass T to ar to build
4047 this archive as a thin archive.
4049 2016-07-20 David Malcolm <dmalcolm@redhat.com>
4051 * diagnostic-show-locus.c (diagnostic_show_locus): If this is the
4052 same location as last time, don't skip if we have fix-it hints.
4053 Clarify the skipping logic by converting it from one "if" clause
4054 to repeated "if" clauses.
4055 * spellcheck-tree.c: Include "cpplib.h".
4056 (find_closest_macro_cpp_cb): Move here from c/c-decl.c.
4057 (best_macro_match::best_macro_match): New constructor.
4058 * spellcheck-tree.h (struct edit_distance_traits<cpp_hashnode *>):
4059 Move here from c/c-decl.c.
4060 (class best_macro_match): Move here from c/c-decl.c, converting
4061 from a typedef to a subclass, gaining a ctor.
4063 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
4065 * config/avr/avr-protos.h (avr_addr_space_supported_p): New prototype.
4066 * config/avr/avr.c (TARGET_ADDR_SPACE_DIAGNOSE_USAGE): New hook
4068 (avr_addr_space_diagnose_usage): ...and implementation.
4069 (avr_addr_space_supported_p): New function.
4070 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Only
4071 report bad address space usage if that space is supported.
4072 (avr_insert_attributes): Same. No more complain about unsupported
4074 * config/avr/avr-c.c (tm_p.h): Include it.
4075 (avr_cpu_cpp_builtins): Only define addr-space related built-in
4076 macro if avr_addr_space_supported_p.
4078 2016-07-20 Alexander Monakov <amonakov@ispras.ru>
4080 * config/nvptx/nvptx.c (nvptx_option_override): Do not set
4081 flag_toplevel_reorder.
4083 2016-07-20 David Malcolm <dmalcolm@redhat.com>
4085 * gcc-rich-location.c
4086 (gcc_rich_location::add_fixit_misspelled_id): New overload, taking
4088 * gcc-rich-location.h
4089 (gcc_rich_location::add_fixit_misspelled_id): Likewise.
4091 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
4093 * target.def (addr_space): Add new diagnose_usage to hook vector.
4094 * targhooks.c (default_addr_space_diagnose_usage): Add default
4095 implementation and...
4096 * targhooks.h (default_addr_space_diagnose_usage): ... its prototype.
4097 * c/c-parser.c (c_lex_one_token) [CPP_NAME]: If the token
4098 is some address space, call targetm.addr_space.diagnose_usage.
4099 * doc/tm.texi.in (Named Address Spaces): Add anchor for
4100 TARGET_ADDR_SPACE_DIAGNOSE_USAGE documentation.
4101 * doc/tm.texi: Regenerate.
4103 2016-07-20 Martin Liska <mliska@suse.cz>
4106 * graphite-isl-ast-to-gimple.c (later_of_the_two):
4107 Properly handly PHI stmts.
4109 2016-07-20 Bin Cheng <bin.cheng@arm.com>
4111 PR tree-optimization/71503
4112 PR tree-optimization/71683
4113 * tree-if-conv.c (gen_phi_arg_condition): Record true predicate
4116 2016-07-20 Martin Liska <mliska@suse.cz>
4118 * doc/invoke.texi (-fipa-ra): Document when the option is
4119 disabled. Fix a typo.
4121 2016-07-20 Martin Liska <mliska@suse.cz>
4123 * Makefile.in: Include fibonacci_heap.c
4124 * fibonacci_heap.c: New file.
4125 * fibonacci_heap.h (fibonacci_heap::insert): Use insert_node.
4126 (fibonacci_heap::union_with): Fix deletion of the second heap.
4127 * selftest-run-tests.c (selftest::run_tests): Incorporate
4128 fibonacci heap tests.
4129 * selftest.h: Declare fibonacci_heap_c_tests.
4131 2016-07-20 Martin Liska <mliska@suse.cz>
4133 * selftest-run-tests.c (selftest::run_tests): New function.
4134 * selftest.h (sreal_c_tests): Declare.
4135 * sreal.c (sreal_verify_basics): New function.
4136 (verify_aritmetics): Likewise.
4137 (sreal_verify_arithmetics): Likewise.
4138 (verify_shifting): Likewise.
4139 (sreal_verify_shifting): Likewise.
4140 (void sreal_c_tests): Likewise.
4142 2016-07-19 Jakub Jelinek <jakub@redhat.com>
4144 PR rtl-optimization/71916
4145 * cfgrtl.c (contains_no_active_insn_p): Return false also for
4146 bb which have a single succ fake edge.
4148 2016-07-19 Aldy Hernandez <aldyh@redhat.com>
4151 * dwarf2out.c (gen_subprogram_die): Only call
4152 gen_unspecified_parameters_die while dumping early dwarf.
4154 2016-07-19 Jakub Jelinek <jakub@redhat.com>
4157 * gimple-fold.c (fold_builtin_memory_op): Use
4158 get_addr_base_and_unit_offset instead of get_ref_base_and_extent.
4160 2016-07-19 Uros Bizjak <ubizjak@gmail.com>
4162 * builtins.c: Use HOST_WIDE_INT_1 instead of (HOST_WIDE_INT) 1,
4163 HOST_WIDE_INT_1U instead of (unsigned HOST_WIDE_INT) 1,
4164 HOST_WIDE_INT_M1 instead of (HOST_WIDE_INT) -1 and
4165 HOST_WIDE_INT_M1U instead of (unsigned HOST_WIDE_INT) -1.
4169 * double-int.c: Ditto.
4171 * dwarf2out.c: Ditto.
4174 * fold-const.c: Ditto.
4175 * function.c: Ditto.
4177 * genmodes.c: Ditto.
4181 * loop-doloop.c: Ditto.
4182 * loop-invariant.c: Ditto.
4189 * simplify-rtx.c: Ditto.
4190 * stor-layout.c: Ditto.
4192 * tree-ssa-loop-ivopts.c: Ditto.
4193 * tree-vect-generic.c: Ditto.
4194 * tree-vect-patterns.c: Ditto.
4199 * wide-int-print.cc: Ditto.
4200 * wide-int.cc: Ditto.
4201 * wide-int.h: Ditto.
4203 2016-07-19 David Malcolm <dmalcolm@redhat.com>
4205 * selftest.c (selftest::assert_streq): Handle NULL values of
4206 val_actual and val_expected.
4208 2016-07-19 Martin Jambor <mjambor@suse.cz>
4211 * trans-decl.c (gfc_generate_function_code): Use cgraph_get_create_node
4212 rather than cgraph_create_node to get a call graph node.
4214 2016-07-19 Richard Biener <rguenther@suse.de>
4216 * gimple-fold.c (get_base_constructor): Add VIEW_CONVERT case,
4217 handle all tcc_constant bases and valueize SSA names.
4218 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): Handle
4221 2016-07-19 David Malcolm <dmalcolm@redhat.com>
4223 * function-tests.c (selftest::verify_three_block_rtl_cfg): Verify
4224 the flags of the exit block and bb2, not just the entry block.
4226 2016-07-19 Richard Biener <rguenther@suse.de>
4228 PR tree-optimization/71901
4229 * tree-ssa-sccvn.h (struct vn_reference_op_struct): Add
4230 align member, group stuff with the bitfield.
4231 (vn_ref_op_align_unit): New inline.
4232 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): For ARRAY_REFs
4233 record element alignment and operand 3 unchanged.
4234 (ao_ref_init_from_vn_reference): Adjust.
4235 (valueize_refs_1): Likewise.
4236 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Likewise.
4238 2016-07-19 Richard Biener <rguenther@suse.de>
4240 PR tree-optimization/71908
4241 * tree-ssa-structalias.c (get_constraint_for_component_ref): Handle
4242 symbolic constants in a more reliable way.
4244 2016-07-19 Ilya Enkovich <ilya.enkovich@intel.com>
4246 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Update
4248 (vect_update_inits_of_drs): Likewise.
4249 (vect_create_cond_for_alias_checks): Likewise.
4250 * tree-vect-loop.c (vect_get_known_peeling_cost): Likewise.
4252 2016-07-19 Richard Biener <rguenther@suse.de>
4255 * lto-streamer-out.c (DFS::DFS_write_tree_body): For blocks
4256 with an abstract origin that is not an inlined function outer
4257 scope add a self-reference as abstract origin.
4258 * tree-streamer-out.c (write_ts_block_tree_pointers): Likewise.
4260 2016-07-18 Michael Meissner <meissner@linux.vnet.ibm.com>
4263 * config/rs6000/rs6000.c (rs6000_function_value): Fix
4264 unintentional System V.4 structure return breakage for structures
4265 with a single floating point element.
4267 2016-07-18 Yuri Rumyantsev <ysrumyan@gmail.com>
4269 PR tree-optimization/71734
4270 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Add REF_LOOP argument which
4271 contains REF, use it to check safelen, assume that safelen value
4272 must be greater 1, fix style.
4273 (ref_indep_loop_p_2): Add REF_LOOP argument.
4274 (ref_indep_loop_p): Pass LOOP as additional argument to
4277 2016-07-18 Dominik Vogt <vogt@linux.vnet.ibm.com>
4279 * cfgexpand.c (expand_stack_vars): Implement synamic stack space
4280 allocation in the prologue.
4281 * explow.c (get_dynamic_stack_base): New function to return an address
4282 expression for the dynamic stack base.
4283 (get_dynamic_stack_size): New function to do the required dynamic stack
4284 space size calculations.
4285 (allocate_dynamic_stack_space): Use new functions.
4286 (align_dynamic_address): Move some code from
4287 allocate_dynamic_stack_space to new function.
4288 * explow.h (get_dynamic_stack_base, get_dynamic_stack_size): Export.
4290 2016-07-18 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4292 * config/s390/s390.c (s390_encode_section_info): Always set
4293 notaligned marker if mode size is 0 or no MEM_ALIGN info could be
4296 2016-07-18 Richard Biener <rguenther@suse.de>
4298 PR tree-optimization/71893
4299 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Compensate
4300 for sizetype cast added by array_ref_element_size.
4301 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
4303 2016-07-16 John David Anglin <danglin@gcc.gnu.org>
4305 * config/pa/pa.c (hppa_profile_hook): Allocate stack space for
4306 register parameters. Remove code to initialize argument pointer
4307 on TARGET_64BIT. Optimize call to _mcount when it can be reached
4308 using a pc-relative branch. Cleanup conditional code.
4309 * config/pa/pa.md (call_mcount): New expander.
4310 (call_mcount_nonpic): New insn.
4311 (call_mcount_pic): New insn and split.
4312 (call_mcount_pic_post_reload): New insn.
4313 (call_mcount_64bit): New insn and split.
4314 (call_mcount_64bit_post_reload): New insn.
4316 2016-07-15 Georg-Johann Lay <avr@gjlay.de>
4318 * config/avr/predicates.md (const_m255_to_m1_operand): New.
4319 * config/avr/constraints.md (Cn8, Ca1, Co1, Yx2): New constraints.
4320 * config/avr/avr.md (add<mode>3) <ALL1>: Fix set_vzn for +/-2.
4321 (*cmphi.zero-extend.0, *cmphi.zero-extend.1)
4322 (*usum_widenqihi3, *udiff_widenqihi3)
4323 (*addhi3_zero_extend.const): New combiner insns.
4324 (andqi3, iorqi3): Provide "l" (NO_LD_REGS) alternative if
4325 just 1 bit is affected.
4326 * config/avr/avr.c (avr_out_bitop) <QImode>: Don't access xop[3].
4327 (avr_out_compare) [EQ,NE]: Tweak comparing d-regs against -1.
4329 2016-07-15 Cesar Philippidis <cesar@codesourcery.com>
4331 * omp-low.c (lower_omp_target): Mark data clauses with
4332 GOMP_MAP_FORCE_{PRESENT,TO,FROM,TOFROM} as potentially having
4333 zero-length subarrays.
4335 2016-07-15 Richard Biener <rguenther@suse.de>
4337 PR tree-optimization/71881
4338 * tree-loop-distribution.c (destroy_loop): Remove blocks in
4339 reverse DOM order to make debug temp generation happy.
4341 2016-07-15 Richard Biener <rguenther@suse.de>
4343 PR tree-optimization/71887
4344 * tree-ssa-phiopt.c (absorbing_element_p): Add rhs arg and
4345 verify it is not zero for division / modulo handling.
4346 (value_replacement): Adjust.
4348 2016-07-15 Virendra Pathak <virendra.pathak@broadcom.com>
4349 Julian Brown <julian@codesourcery.com>
4351 * config/aarch64/aarch64-cores.def: Update vulcan COSTS.
4352 * config/aarch64/aarch64-cost-tables.h
4353 (vulcan_extra_costs): New variable.
4354 * config/aarch64/aarch64.c
4355 (vulcan_addrcost_table): Likewise.
4356 (vulcan_regmove_cost): Likewise.
4357 (vulcan_vector_cost): Likewise.
4358 (vulcan_branch_cost): Likewise.
4359 (vulcan_tunings): Likewise.
4361 2016-07-15 Alexander Monakov <amonakov@ispras.ru>
4363 * cgraphunit.c (cgraph_order_sort_kind): New entry ORDER_VAR_UNDEF.
4364 (output_in_order): Loop over undefined variables too. Output them
4365 via assemble_undefined_decl. Skip variables that correspond to hard
4366 registers or have value-exprs.
4367 * varpool.c (symbol_table::output_variables): Handle undefined
4368 variables together with defined ones.
4370 2016-07-15 Richard Biener <rguenther@suse.de>
4372 * tree-ssa-pre.c (get_representative_for): Make sure to return
4373 the value number of SSA names.
4374 (phi_translate_1): get_representative_for cannot return NULL.
4375 (do_pre_regular_insertion): Remove redundant call to
4376 fully_constant_expression.
4377 (do_pre_partial_partial_insertion): Likewise.
4379 2016-07-15 Bin Cheng <bin.cheng@arm.com>
4381 * tree-scalar-evolution.c (simple_iv_with_niters): New funcion.
4382 (derive_simple_iv_with_niters): New function.
4383 (simple_iv): Rewrite using simple_iv_with_niters.
4384 * tree-scalar-evolution.h (simple_iv_with_niters): New decl.
4385 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
4387 (number_of_iterations_exit): Rewrite using above function.
4388 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
4391 2016-07-15 Richard Biener <rguenther@suse.de>
4393 * config/i386/i386.c (ix86_builtin_vectorization_cost): Adjust
4396 2016-07-14 Jakub Jelinek <jakub@redhat.com>
4398 PR tree-optimization/71872
4399 * tree-data-ref.c (get_references_in_stmt): Ignore references
4400 with is_gimple_constant get_base_address.
4402 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
4404 * config/arm/arm.h (TARGET_HAVE_LDACQ): Enable for ARMv8-M Mainline.
4405 (TARGET_HAVE_LDACQD): New macro.
4406 * config/arm/sync.md (atomic_loaddi): Use TARGET_HAVE_LDACQD rather
4407 than TARGET_HAVE_LDACQ.
4408 (arm_load_acquire_exclusivedi): Likewise.
4409 (arm_store_release_exclusivedi): Likewise.
4411 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
4413 PR rtl-optimization/71878
4414 * lra-constraints.c (match_reload): Pass information about other
4415 output operands. Create new unique register value if matching input
4416 operand shares same register value as output operand being considered.
4417 (curr_insn_transform): Record output operands already processed.
4419 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4422 PR tree-optimization/70923
4423 * tree-vect-patterns.c: Include mult-synthesis.h.
4424 (target_supports_mult_synth_alg): New function.
4425 (synth_lshift_by_additions): Likewise.
4426 (apply_binop_and_append_stmt): Likewise.
4427 (vect_synth_mult_by_constant): Likewise.
4428 (target_has_vecop_for_code): Likewise.
4429 (vect_recog_mult_pattern): Use above functions to synthesize vector
4430 multiplication by integer constants.
4432 2016-07-14 Alan Modra <amodra@gmail.com>
4434 * gcc/config/rs6000/altivec.md (altivec_mov<mode>): Disparage
4435 gpr alternatives. Correct '*' placement on Y,r alternative.
4436 Add '*' on operand 1 of r,r alternative.
4438 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4440 * expmed.c (mult_variant, choose_mult_variant): Move declaration to...
4441 * expmed.h: ... Here.
4443 2016-07-14 Jan Hubicka <hubicka@ucw.cz>
4445 * gimple.h (stmt_can_terminate_bb_p): New function.
4446 * tree-cfg.c (need_fake_edge_p): Rename to ...
4447 (stmt_can_terminate_bb_p): ... this; return true if stmt can
4448 throw external; handle const and pure calls.
4449 * tree-ssa-loop-niter.c (loop_only_exit_p): Use it.
4451 2016-07-14 Richard Biener <rguenther@suse.de>
4453 PR tree-optimization/71866
4454 * tree-ssa-pre.c (get_constant_for_value_id): Remove.
4455 (do_hoist_insertion): Avoid endless recursion when we
4456 didn't insert anything because we managed to simplify
4457 things down to a constant or SSA name.
4458 (fully_constant_expression): Re-write in terms of ...
4459 * tree-ssa-sccvn.h (vn_nary_simplify): ... this. Declare.
4460 * tree-ssa-sccvn.c (vn_nary_simplify): New wrapper around
4461 vn_nary_build_or_lookup_1.
4462 (vn_nary_build_or_lookup_1): Added flag and renamed from ...
4463 (vn_nary_build_or_lookup): ... this which now wraps it.
4465 2016-07-14 Alan Modra <amodra@gmail.com>
4468 * config/rs6000/rs6000.c (rs6000_option_override_internal): Deal
4469 with p9_vector override before power9-dform override.
4471 2016-07-13 Andi Kleen <ak@linux.intel.com>
4473 * value-prof.c (gimple_value_profile_transformations): Don't run
4474 when auto_profile is on.
4476 2016-07-13 Andi Kleen <ak@linux.intel.com>
4478 * auto-profile.c (update_inlined_ind_target,
4479 afdo_indirect_call): Print information to dump file.
4481 2016-07-13 Andrew Burgess <andrew.burgess@embecosm.com>
4483 * genrecog.c (special_predicate_operand_p): New function.
4484 (predicate_name): Move function.
4485 (validate_pattern): Don't warn about missing mode for all
4486 define_special_predicate predicates.
4488 2016-07-13 Bin Cheng <bin.cheng@arm.com>
4490 * tree-vect-data-refs.c (vect_no_alias_p): New function.
4491 (vect_prune_runtime_alias_test_list): Call vect_no_alias_p to
4492 resolve alias checks which are known at compilation time.
4493 Truncate vector LOOP_VINFO_MAY_ALIAS_DDRS(loop_vinfo) if all
4494 alias checks are resolved. Move dump info for too many runtime
4495 alias checks to here...
4496 * tree-vect-loop.c (vect_analyze_loop_2): ...From here.
4498 2016-07-13 Richard Biener <rguenther@suse.de>
4500 PR tree-optimization/24574
4501 * tree-ssa-phiopt.c (absorbing_element_p): Pass in argument
4502 position and add shift, rotate, divison and modulo support
4504 (value_replacement): Pass in argument position to absorbing_element_p.
4506 2016-07-13 Ilya Enkovich <ilya.enkovich@intel.com>
4509 * ipa-inline-transform.c (inline_call): Support
4510 instrumented thunks.
4512 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
4514 * config/arm/arm.h (TARGET_HAVE_CBZ): Define.
4515 (TARGET_IDIV): Set for all Thumb targets provided they have hardware
4517 * config/arm/arm.md (divsi3): New unpredicable alternative for ARMv8-M
4518 Baseline. Make initial alternative TARGET_32BIT only.
4519 (udivsi3): Likewise.
4520 * config/arm/thumb1.md (thumb1_cbz): New define_insn.
4521 * doc/sourcebuild.texi (arm_thumb1_cbz_ok): Document new effective
4524 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
4526 * config/arm/arm.h (TARGET_HAVE_MOVT): Include ARMv8-M as having MOVT.
4527 * config/arm/arm.c (arm_arch_name): (const_ok_for_op): Check MOVT/MOVW
4528 availability with TARGET_HAVE_MOVT.
4529 (thumb_legitimate_constant_p): Strip the high part of a label_ref.
4530 (thumb1_rtx_costs): Also return 0 if setting a half word constant and
4531 MOVW is available and replace (unsigned HOST_WIDE_INT) INTVAL by
4533 (thumb1_size_rtx_costs): Make set of half word constant also cost 1
4534 extra instruction if MOVW is available. Use a cost variable
4535 incremented by COSTS_N_INSNS (1) when the condition match rather than
4536 returning an arithmetic expression based on COSTS_N_INSNS. Make
4537 constant with bottom half word zero cost 2 instruction if MOVW is
4539 * config/arm/arm.md (define_attr "arch"): Add v8mb.
4540 (define_attr "arch_enabled"): Set to yes if arch value is v8mb and
4541 target is ARMv8-M Baseline.
4542 (arm_movt): New unpredicable alternative for ARMv8-M Baseline.
4543 (arm_movtas_ze): Likewise.
4544 * config/arm/thumb1.md (thumb1_movdi_insn): Add ARMv8-M Baseline only
4545 alternative for constants satisfying j constraint.
4546 (thumb1_movsi_insn): Likewise.
4547 (movsi splitter for K alternative): Tighten condition to not trigger
4548 if movt is available and j constraint is satisfied.
4549 (Pe immediate splitter): Likewise.
4550 (thumb1_movhi_insn): Add ARMv8-M Baseline only alternative for
4551 constant fitting in an halfword to use MOVW.
4552 * doc/sourcebuild.texi (arm_thumb1_movt_ok): Document new ARM
4555 2016-07-13 Richard Biener <rguenther@suse.de>
4558 * gimplify.c (gimplify_modify_expr): Gimplify the RHS before
4559 gimplifying the LHS. Make sure to gimplify a returning twice
4560 call LHS without using SSA names.
4562 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4564 * tree-data-ref.c (find_data_references_in_stmt): Remove
4565 unnecessary call to vec::release.
4566 (graphite_find_data_references_in_stmt): Likewise.
4567 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p): Likewise.
4568 * tree-vect-stmts.c (vectorizable_condition): Likewise.
4570 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4572 * cfgexpand.c (expand_used_vars): Make the type of a local
4574 * genmatch.c (lower_for): Likewise.
4575 * haifa-sched.c (haifa_sched_init): Likewise.
4576 (add_to_speculative_block): Likewise.
4577 (create_check_block_twin): Likewise.
4578 * predict.c (handle_missing_profiles): Likewise.
4579 * tree-data-ref.c (loop_nest_has_data_refs): Likewise.
4580 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Likewise.
4581 * tree-ssa-loop-niter.c (discover_iteration_bound_by_body_walk):
4583 (maybe_lower_iteration_bound): Likewise.
4584 * tree-ssa-sccvn.c (DFS): Likewise.
4585 * tree-stdarg.c (reachable_at_most_once): Likewise.
4586 * tree-vect-stmts.c (vectorizable_conversion): Likewise.
4587 (vectorizable_store): Likewise.
4589 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4591 * tree-ssa-sccvn.c (sccvn_dom_walker::~sccvn_dom_walker): remove.
4592 (sccvn_dom_walker): make cond_stack an auto_vec.
4594 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4596 * ree.c (struct ext_state): Make type of members auto_vec.
4597 (find_and_remove_re): Adjust.
4599 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4601 * cfgexpand.c (struct stack_vars_data): Make type of fields
4603 (expand_used_vars): Adjust.
4605 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4607 * ipa.c (record_cdtor_fn): Adjust.
4608 (build_cdtor_fns): Likewise.
4609 (ipa_cdtor_merge): Make static_ctors and static_dtors local
4612 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4614 * genextract.c (struct accum_extract): Add constructor and make
4618 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4620 * tree.c (struct free_lang_data_d): Add constructor and change
4621 types of members to ones that automatically manage resources.
4622 (fld_worklist_push): Adjust.
4623 (find_decls_types): Likewise.
4624 (find_decls_types_in_eh_region): Likewise.
4625 (free_lang_data_in_cgraph): Stop manually creating and
4626 destroying members of free_lang_data_d.
4628 2016-07-13 Uros Bizjak <ubizjak@gmail.com>
4630 PR rtl-optimization/68961
4631 * config/i386/sse.md (movsd/movhpd to movupd peephole2s): Add new
4632 peephole variant. Use sse_reg_operand predicates.
4634 2016-07-12 Uros Bizjak <ubizjak@gmail.com>
4636 * config/i386/predicates.md (x86_64_immediate_operand)
4637 <case CONST_INT>: Remove unneeded truncation to DImode.
4638 <case CONST>: Ditto.
4639 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
4641 2016-07-12 Michael Meissner <meissner@linux.vnet.ibm.com>
4644 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal):
4645 The xxperm and xxpermr instructions require that the 2nd input
4646 operand overlap with the output operand, and not the 1st.
4647 (altivec_vperm_v8hiv16qi): Likewise.
4648 (altivec_vperm_<mode>_uns_internal): Likewise.
4649 (altivec_vpermr_<mode>_internal): Likewise.
4650 (vperm_v8hiv4si): Likewise.
4651 (vperm_v16qiv8hi): Likewise.
4653 2016-07-12 Nathan Sidwell <nathan@acm.org>
4655 * config/arm/arm.c (arm_option_override): Set MASK_SINGLE_PIC_BASE
4656 when -mno-pic-data-is-text-relative is in effect, by default.
4657 * doc/invoke.texi (mpic-data-is-text-relative): Document new
4658 behavior and clarify.
4660 2016-07-12 Martin Liska <mliska@suse.cz>
4662 * params.def: Add avg-loop niter.
4663 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use the param.
4664 * cfgloopanal.c (expected_loop_iterations_unbounded): Likewise.
4665 * doc/invoke.texi: Document the new parameter.
4667 2016-07-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4670 * expr.c (store_constructor): Mask sign-extended bits when widening
4671 sub-word constructor element at the start of a word.
4673 2016-07-12 Martin Liska <mliska@suse.cz>
4675 * Makefile.in: Append rule for params-options.h.
4676 * params-options.h: New file.
4678 2016-07-12 Martin Liska <mliska@suse.cz>
4680 * ira-build.c (mark_loops_for_removal): Properly iterate
4683 2016-07-12 Steven Bosscher <steven@gcc.gnu.org>
4684 Richard Biener <rguenther@suse.de>
4686 PR tree-optimization/23286
4687 PR tree-optimization/70159
4688 * doc/invoke.texi: Document -fcode-hoisting.
4689 * common.opt (fcode-hoisting): New flag.
4690 * opts.c (default_options_table): Enable -fcode-hoisting at -O2+.
4691 * tree-ssa-pre.c (pre_stats): Add hoist_insert.
4692 (do_regular_insertion): Rename to ...
4693 (do_pre_regular_insertion): ... this and amend general comments
4694 on insertion strathegy.
4695 (do_partial_partial_insertion): Rename to ...
4696 (do_pre_partial_partial_insertion): ... this.
4697 (do_hoist_insertion): New function.
4698 (insert_aux): Take flags on whether to do PRE and/or hoist insertion
4699 and call do_hoist_insertion properly.
4701 (pass_pre::gate): Enable also if -fcode-hoisting is enabled.
4702 (pass_pre::execute): Register hoist_insert stats.
4704 2016-07-12 Jakub Jelinek <jakub@redhat.com>
4707 * gimple-fold.c (optimize_atomic_compare_exchange_p): Return false
4708 for SCALAR_FLOAT_TYPE_P type of expected var, or if TYPE_PRECISION
4709 is different from mode's bitsize. Small cleanup.
4711 2016-07-12 Richard Biener <rguenther@suse.de>
4713 PR rtl-optimization/68961
4714 * fwprop.c (propagate_rtx): Allow SUBREGs of VEC_CONCAT and CONCAT
4715 to simplify to a non-constant.
4717 2016-07-11 Jakub Jelinek <jakub@redhat.com>
4720 * omp-low.c (expand_omp_target): Gimplify device.
4722 PR tree-optimization/71823
4723 * tree-vect-stmts.c (vectorizable_operation): Use vect_get_vec_defs
4724 to get vec_oprnds2 from op2.
4726 2016-07-11 Uros Bizjak <ubizjak@gmail.com>
4728 * config/i386/predicates.md (x86_64_immediate_operand) <case CONST>:
4729 Hoist common subexpressions.
4730 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
4732 2016-07-11 Pat Haugen <pthaugen@us.ibm.com>
4735 * config/rs6000/rs6000.md (stfiwx): Change constraint to 'wu' to
4736 prevent generation of 'stxsiwx' on pre Power8 hardware.
4738 2016-07-11 David Malcolm <dmalcolm@redhat.com>
4740 * input.c: Include cpplib.h.
4741 (selftest::temp_source_file): New class.
4742 (selftest::temp_source_file::temp_source_file): New ctor.
4743 (selftest::temp_source_file::~temp_source_file): New dtor.
4744 (selftest::should_have_column_data_p): New function.
4745 (selftest::test_should_have_column_data_p): New function.
4746 (selftest::temp_line_table): New class.
4747 (selftest::temp_line_table::temp_line_table): New ctor.
4748 (selftest::temp_line_table::~temp_line_table): New dtor.
4749 (selftest::test_accessing_ordinary_linemaps): Add case_ param; use
4750 it to create a temp_line_table.
4751 (selftest::assert_loceq): Only verify LOCATION_COLUMN for
4752 locations that are known to have column data.
4753 (selftest::line_table_case): New struct.
4754 (selftest::test_reading_source_line): Move tempfile handling
4755 to class temp_source_file.
4756 (ASSERT_TOKEN_AS_TEXT_EQ): New macro.
4757 (selftest::assert_token_loc_eq): New function.
4758 (ASSERT_TOKEN_LOC_EQ): New macro.
4759 (selftest::test_lexer): New function.
4760 (selftest::boundary_locations): New array.
4761 (selftest::input_c_tests): Call test_should_have_column_data_p.
4762 Loop over a test matrix of interesting values of location and
4763 default_range_bits, calling test_lexer on each case in the matrix.
4764 Move call to test_accessing_ordinary_linemaps into the matrix.
4765 * selftest.h (ASSERT_EQ): Reimplement in terms of...
4766 (ASSERT_EQ_AT): New macro.
4768 2016-07-11 H.J. Lu <hongjiu.lu@intel.com>
4771 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
4772 Don't convert TImode in debug insn.
4774 2016-07-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
4776 Convert TYPE_ALIGN_OK to a TYPE_LANG_FLAG.
4777 * tree-core.h (tree_base::nothrow_flag): Adjust comment.
4778 (tree_type_common::lang_flag_7): New.
4779 (tree_type_common::spare): Reduce size.
4780 * tree.h (TYPE_ALIGN_OK): Remove.
4781 (TYPE_LANG_FLAG_7): New.
4782 (get_inner_reference): Adjust header.
4783 * print-tree.c (print_node): Adjust.
4784 * expr.c (get_inner_reference): Remove parameter keep_aligning.
4785 (get_bit_range, expand_assignment, expand_expr_addr_expr_1): Adjust
4786 calls to get_inner_reference.
4787 (expand_expr_real_1): Adjust call to get_inner_reference. Remove
4788 handling of TYPE_ALIGN_OK.
4789 * builtins.c (get_object_alignment_2): Adjust call to
4790 get_inner_reference. Remove handling of VIEW_CONVERT_EXPR.
4791 * emit-rtl.c (set_mem_attributes_minus_bitpos): Remove handling of
4793 * asan.c (instrument_derefs): Adjust calls to get_inner_reference.
4794 * cfgexpand.c (expand_debug_expr): Likewise.
4795 * dbxout.c (dbxout_expand_expr): Likewise.
4796 * dwarf2out.c (loc_list_for_address_of_addr_expr_of_indirect_ref,
4797 loc_list_from_tree, fortran_common): Likewise.
4798 * fold-const.c (optimize_bit_field_compare,
4799 decode_field_reference, fold_unary_loc, fold_comparison,
4800 split_address_to_core_and_offset): Likewise.
4801 * gimple-laddress.c (execute): Likewise.
4802 * gimple-ssa-strength-reduction.c (slsr_process_ref): Likewise.
4803 * gimplify.c (gimplify_scan_omp_clauses): Likewise.
4804 * hsa-gen.c (gen_hsa_addr): Likewise.
4805 * simplifx-rtx.c (delegitimize_mem_from_attrs): Likewise.
4806 * tsan.c (instrument_expr): Likewise.
4807 * ubsan.c (instrument_bool_enum_load, instrument_object_size): Likewise.
4808 * tree.c (verify_type_variant): Remove handling of TYPE_ALIGN_OK.
4809 * tree-affine.c (tree_to_aff_combination,
4810 get_inner_reference_aff): Adjust calls to get_inner_reference.
4811 * tree-data-ref.c (split_constant_offset_1,
4812 dr_analyze_innermost): Likewise.
4813 * tree-scalar-evolution.c (interpret_rhs_expr): Likewise.
4814 * tree-sra.c (ipa_sra_check_caller): Likewise.
4815 * tree-ssa-loop-ivopts.c (split_address_cost): Likewise.
4816 * tree-ssa-math-opts.c (find_bswap_or_nop_load,
4817 bswap_replace): Likewise.
4818 * tree-vect-data-refs.c (vect_check_gather,
4819 vect_analyze_data_refs): Likewise.
4820 * config/mips/mips.c (r10k_safe_mem_expr_p): Likewise.
4821 * config/pa/pa.c (pa_emit_move_sequence): Remove handling of
4824 2016-07-11 David Malcolm <dmalcolm@redhat.com>
4826 * Makefile.in (selftest-valgrind): New phony target.
4827 * function-tests.c (selftest::build_cfg): Delete pass instances
4828 created by the test.
4829 (selftest::convert_to_ssa): Likewise.
4830 (selftest::test_expansion_to_rtl): Likewise.
4831 * tree-cfg.c (selftest::test_linear_chain): Release dominator
4833 (selftest::test_diamond): Likewise.
4835 2016-07-11 Richard Biener <rguenther@suse.de>
4837 PR tree-optimization/71816
4838 * tree-ssa-pre.c (compute_avail): Adjust alignment of ref rather
4839 than replacing all of its operands.
4841 2016-07-11 Alan Modra <amodra@gmail.com>
4843 * config/rs6000/rs6000.md (UNSPEC_DOLOOP): New unspec.
4844 (ctr<mode>): Add unspec.
4845 (ctr<mode>_internal*): Likewise.
4847 2016-07-08 James Bowman <james.bowman@ftdichip.com>
4849 * config/ft32/ft32.c (ft32_elf_encode_section_info): New function.
4850 * config/ft32/ft32.h (ASM_OUTPUT_SYMBOL_REF): New function.
4852 2016-07-08 Vladimir Makarov <vmakarov@redhat.com>
4854 PR rtl-optimization/71621
4855 * lra-constraints.c (process_alt_operands): Check combination of
4858 2016-07-08 Jason Merrill <jason@redhat.com>
4859 Richard Biener <rguenther@suse.de>
4861 P0145: Refining Expression Order for C++.
4862 * gimplify.c (initial_rhs_predicate_for): New.
4863 (gimplfy_modify_expr): Gimplify RHS before LHS.
4865 2016-07-08 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4868 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
4869 Allow standard error handling to take over when a wrong number
4870 of arguments is presented to __builtin_vec_ld () or
4871 __builtin_vec_st ().
4873 2016-07-08 Jiong Wang <jiong.wang@arm.com>
4875 * config/aarch64/aarch64-simd-builtins.def (smax): Remove float
4880 * config/aarch64/arm_neon.h (vmaxnm_f32): Use
4881 __builtin_aarch64_fmaxv2sf.
4882 (vmaxnmq_f32): Likewise.
4883 (vmaxnmq_f64): Likewise.
4884 (vminnm_f32): Likewise.
4885 (vminnmq_f32): Likewise.
4886 (vminnmq_f64): Likewise.
4888 2016-07-08 Michael Meissner <meissner@linux.vnet.ibm.com>
4891 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Do not
4892 enable -mfloat128-hardware by default.
4893 (ISA_3_0_MASKS_IEEE): New macro to give all of the VSX options
4894 that IEEE 128-bit hardware support needs.
4895 * config/rs6000/rs6000.c (rs6000_option_override_internal): If
4896 -mcpu=power9 -mfloat128, enable -mfloat128-hardware by default.
4897 Use ISA_3_0_MASKS_IEEE as the set of options that IEEE 128-bit
4898 floating point requires.
4899 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
4900 -mfloat128 and -mfloat128-hardware changes.
4902 2016-07-08 Alan Hayward <alan.hayward@arm.com>
4904 PR tree-optimization/71667
4905 * tree-vect-loop.c (vectorizable_live_operation): ignore DEBUG stmts
4907 2016-07-08 Martin Liska <mliska@suse.cz>
4910 * fold-const.c (fold_convertible_p): As COMPLEX_TYPE
4911 folding produces SAVE_EXPRs, thus return false for the type.
4913 2016-07-07 Martin Liska <mliska@suse.cz>
4915 * file-find.c (remove_prefix): New function.
4916 * file-find.h (remove_prefix): Declare the function.
4917 * gcc-ar.c (main): Skip a folder of the wrapper if
4918 a wrapped binary would point to the same file.
4920 2016-07-07 Jan Hubicka <jh@suse.cz>
4922 * tree-scalar-evolution.c (iv_can_overflow_p): export.
4923 * tree-scalar-evolution.h (iv_can_overflow_p): Declare.
4924 * tree-ssa-loop-ivopts.c (alloc_iv): Use it.
4926 2016-07-07 Ilya Enkovich <ilya.enkovich@intel.com>
4929 * ipa-inline-analysis.c (compute_inline_parameters): Set
4930 local.can_change_signature to false for intrumentation
4933 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
4935 * config/arm/arm.h (TARGET_USE_MOVT): Check MOVT/MOVW availability
4936 with TARGET_HAVE_MOVT.
4937 (TARGET_HAVE_MOVT): Define.
4938 * config/arm/arm.c (const_ok_for_op): Check MOVT/MOVW
4939 availability with TARGET_HAVE_MOVT.
4940 * config/arm/arm.md (arm_movt): Use TARGET_HAVE_MOVT to check MOVT
4942 (addsi splitter): Use TARGET_THUMB && TARGET_HAVE_MOVT rather than
4944 (symbol_refs movsi splitter): Remove TARGET_32BIT check.
4945 (arm_movtas_ze): Use TARGET_HAVE_MOVT to check MOVT availability.
4946 * config/arm/constraints.md (define_constraint "j"): Use
4947 TARGET_HAVE_MOVT to check MOVT availability.
4949 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
4951 * config/arm/arm-protos.h: Reindent FL_FOR_* macro definitions.
4953 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
4955 * config/arm/arm-arches.def (armv8-m.base): Define new architecture.
4956 (armv8-m.main): Likewise.
4957 (armv8-m.main+dsp): Likewise.
4958 * config/arm/arm-protos.h (FL_FOR_ARCH8M_BASE): Define.
4959 (FL_FOR_ARCH8M_MAIN): Likewise.
4960 * config/arm/arm-tables.opt: Regenerate.
4961 * config/arm/bpabi.h: Add armv8-m.base, armv8-m.main and
4962 armv8-m.main+dsp to BE8_LINK_SPEC.
4963 * config/arm/arm.h (TARGET_HAVE_LDACQ): Exclude ARMv8-M.
4964 (enum base_architecture): Add BASE_ARCH_8M_BASE and BASE_ARCH_8M_MAIN.
4965 * config/arm/arm.c (arm_arch_name): Increase size to work with ARMv8-M
4966 Baseline and Mainline.
4967 (arm_option_override_internal): Also disable arm_restrict_it when
4968 !arm_arch_notm. Update comment for -munaligned-access to also cover
4970 (arm_file_start): Increase buffer size for printing architecture name.
4971 * doc/invoke.texi: Document architectures armv8-m.base, armv8-m.main
4972 and armv8-m.main+dsp.
4973 (mno-unaligned-access): Clarify that this is disabled by default for
4974 ARMv8-M Baseline architectures as well.
4976 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
4978 * config/arm/elf.h: Use __ARM_ARCH_ISA_THUMB and __ARM_ARCH_ISA_ARM to
4979 decide whether to prevent some libgcc routines being included for some
4980 multilibs rather than __ARM_ARCH_6M__ and add comment to indicate the
4981 link between this condition and the one in
4982 libgcc/config/arm/lib1func.S.
4984 2016-07-07 Richard Biener <rguenther@suse.de>
4986 * tree-ssa-pre.c: Include alias.h.
4987 (compute_avail): If we have multiple VN_REFERENCEs with the
4988 same hashtable entry adjust that to make it a valid replacement
4989 for all of them with respect to alignment and aliasing
4990 when doing insertion.
4991 * tree-ssa-sccvn.h (vn_reference_operands_for_lookup): Declare.
4992 * tree-ssa-sccvn.c (vn_reference_operands_for_lookup): New function.
4994 2016-07-06 Segher Boessenkool <segher@kernel.crashing.org>
4998 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
4999 *ctr<mode>_internal5, *ctr<mode>_internal6): Add *wi to the output
5002 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5004 * var-tracking.c (struct adjust_mem_data): Make side_effects a vector.
5005 (adjust_mems): Adjust.
5006 (adjust_insn): Likewise.
5007 (prepare_call_arguments): Likewise.
5009 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5011 * gcse.c (struct ls_expr): Make stores field a vector.
5012 (ldst_entry): Adjust.
5013 (free_ldst_entry): Likewise.
5014 (print_ldst_list): Likewise.
5015 (compute_ld_motion_mems): Likewise.
5016 (update_ld_motion_stores): Likewise.
5018 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5020 * gcse.c (struct ls_expr): Remove loads field.
5021 (ldst_entry): Adjust.
5022 (free_ldst_entry): Likewise.
5023 (print_ldst_list): Likewise.
5024 (compute_ld_motion_mems): Likewise.
5026 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5028 * store-motion.c (struct st_expr): Make antic_stores a vector.
5029 (st_expr_entry): Adjust.
5030 (free_st_expr_entry): Likewise.
5031 (print_store_motion_mems): Likewise.
5032 (find_moveable_store): Likewise.
5033 (compute_store_table): Likewise.
5034 (remove_reachable_equiv_notes): Likewise.
5035 (replace_store_insn): Likewise.
5036 (build_store_vectors): Likewise.
5038 2016-07-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5040 * config/arm/driver-arm.c (arm_cpu_table): Add entries for cortex-a32,
5041 cortex-a35, cortex-a53, cortex-a57, cortex-a72, cortex-a73.
5043 2016-07-06 Yuri Rumyantsev <ysrumyan@gmail.com>
5045 PR tree-optimization/71518
5046 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Adjust
5047 misalign also for outer loops with negative step.
5049 2016-07-06 Wilco Dijkstra <wdijkstr@arm.com>
5051 * config/arm/cortex-a53.md: Use final_presence_set for in-order.
5052 (cortex_a53_shift): Add mov_shift.
5053 (cortex_a53_shift_reg): Add new reservation for register shifts.
5054 (cortex_a53_alu): Remove bfm.
5055 (cortex_a53_alu_shift): Add bfm, remove mov_shift.
5056 (cortex_a53_alu_extr): Add new reservation for EXTR.
5057 (bypasses): Improve bypass modelling.
5059 2016-07-06 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
5062 * config/avr/avr.c (avr_asm_select_section): Strip off
5063 SECTION_DECLARED from flags when calling get_section.
5065 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
5067 * tree-vectorizer.h (vect_memory_access_type): Add
5068 VMAT_INVARIANT, VMAT_CONTIGUOUS_DOWN and VMAT_CONTIGUOUS_REVERSED.
5069 * tree-vect-stmts.c (compare_step_with_zero): New function.
5070 (perm_mask_for_reverse): Move further up file.
5071 (get_group_load_store_type): Stick to VMAT_ELEMENTWISE if the
5073 (get_negative_load_store_type): New function.
5074 (get_load_store_type): Call it. Add an ncopies argument.
5075 (vectorizable_mask_load_store): Update call accordingly and
5076 remove tests for negative steps.
5077 (vectorizable_store, vectorizable_load): Likewise. Handle new
5078 memory_access_types.
5080 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
5082 * tree-vectorizer.h (vect_memory_access_type): New enum.
5083 (_stmt_vec_info): Add a memory_access_type field.
5084 (STMT_VINFO_MEMORY_ACCESS_TYPE): New macro.
5085 (vect_model_store_cost): Take an access type instead of a boolean.
5086 (vect_model_load_cost): Likewise.
5087 * tree-vect-slp.c (vect_analyze_slp_cost_1): Update calls to
5088 vect_model_store_cost and vect_model_load_cost.
5089 * tree-vect-stmts.c (vec_load_store_type): New enum.
5090 (vect_model_store_cost): Take an access type instead of a
5091 store_lanes_p boolean. Simplify tests.
5092 (vect_model_load_cost): Likewise, but for load_lanes_p.
5093 (get_group_load_store_type, get_load_store_type): New functions.
5094 (vectorizable_store): Use get_load_store_type. Record the access
5095 type in STMT_VINFO_MEMORY_ACCESS_TYPE.
5096 (vectorizable_load): Likewise.
5097 (vectorizable_mask_load_store): Likewise. Replace is_store
5098 variable with vls_type.
5100 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
5102 * tree-vectorizer.h (vect_grouped_load_supported): Add a
5103 single_element_p parameter.
5104 * tree-vect-data-refs.c (vect_grouped_load_supported): Likewise.
5105 Check the PR65518 case here rather than in vectorizable_load.
5106 * tree-vect-loop.c (vect_analyze_loop_2): Update call accordignly.
5107 * tree-vect-stmts.c (vectorizable_load): Likewise.
5109 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
5111 * tree-vectorizer.h (gather_scatter_info): New structure.
5112 (vect_check_gather_scatter): Return a bool rather than a decl.
5113 Replace return-by-pointer arguments with a single
5114 gather_scatter_info *.
5115 * tree-vect-data-refs.c (vect_check_gather_scatter): Likewise.
5116 (vect_analyze_data_refs): Update call accordingly.
5117 * tree-vect-stmts.c (vect_mark_stmts_to_be_vectorized): Likewise.
5118 (vectorizable_mask_load_store): Likewise. Also record the
5119 offset dt and vectype in the gather_scatter_info.
5120 (vectorizable_store): Likewise.
5121 (vectorizable_load): Likewise.
5123 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
5125 * tree-vect-stmts.c (vect_model_store_cost): For non-SLP
5126 strided groups, use the cost of N scalar accesses instead
5127 of ncopies vector accesses.
5128 (vect_model_load_cost): Likewise.
5130 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
5132 * tree-vect-stmts.c (vect_cost_group_size): Delete.
5133 (vect_model_store_cost): Avoid calling it. Use first_stmt_p
5134 variable to indicate when once-per-group costs are being used.
5135 (vect_model_load_cost): Likewise. Fix comment and misindented code.
5137 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
5139 * tree-vect-stmts.c (vectorizable_load): Remove unnecessary
5140 peeling-for-gaps condition.
5142 2016-07-06 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5144 * config/s390/s390.c (s390_expand_vec_init): Force initializer
5145 element to register if it doesn't match general_operand.
5147 2016-07-05 Michael Meissner <meissner@linux.vnet.ibm.com>
5148 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5150 * config/rs6000/rs6000-protos.h (rs6000_split_signbit): New
5152 * config/rs6000/rs6000.c (rs6000_split_signbit): New function.
5153 * config/rs6000/rs6000.md (UNSPEC_SIGNBIT): New constant.
5154 (SIGNBIT): New mode iterator.
5155 (Fsignbit): New mode attribute.
5156 (signbit<mode>2): Change operand1 to match FLOAT128 instead of
5157 IBM128; dispatch to gen_signbit{kf,tf}2_dm for __float128
5158 when direct moves are available.
5159 (signbit<mode>2_dm): New define_insn_and_split).
5160 (signbit<mode>2_dm2): New define_insn.
5162 2016-07-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5164 PR rtl-optimization/71594
5165 * ifcvt.c (noce_convert_multiple_sets): Wrap new_val or old_val
5166 into subregs of appropriate mode before trying to emit a conditional
5169 2016-07-05 Jan Hubicka <jh@suse.cz>
5171 * tree-scalar-evolution.c (iv_can_overflow_p): New function.
5172 (simple_iv): Use it.
5174 2016-07-05 Jan Hubicka <jh@suse.cz>
5176 * tree-ssa-loop-niter.c (nowrap_type_p): Use ANY_INTEGRAL_TYPE_P.
5178 2016-07-05 Jiong Wang <jiong.wang@arm.com>
5180 * lra-constraints.c (process_alt_operands): Don't add spilling cost for
5183 2016-07-05 Jan Hubicka <jh@suse.cz>
5185 * tree-scalar-evoluiton.c (simple_iv): Use nowrap_type to check if
5188 2016-07-05 Richard Biener <rguenther@suse.de>
5190 * gimple-ssa-split-paths.c (find_block_to_duplicate_for_splitting_pa):
5191 Handle empty else block.
5192 (is_feasible_trace): Likewise.
5193 (split_paths): Likewise.
5195 2016-07-05 Richard Biener <rguenther@suse.de>
5197 * tree-loop-distribution.c (distribute_loop): Fix issue with
5198 the cost model loop.
5200 2016-07-05 Christophe Lyon <christophe.lyon@linaro.org>
5202 * config/arm/neon-testgen.ml: Delete.
5203 * config/arm/neon.ml: Delete.
5205 2016-07-04 Jakub Jelinek <jakub@redhat.com>
5208 * tree.c (attribute_value_equal): Use get_attribute_name instead of
5209 directly using TREE_PURPOSE.
5211 2016-07-04 Jiong Wang <jiong.wang@arm.com>
5213 * config/aarch64/aarch64.h: Rename "ARMv8.1" to "ARMv8.1-A".
5214 * config/aarch64/aarch64_neon.h: Likewise.
5215 * config/aarch64/arm_neon.h: Likewise.
5216 * config/aarch64/atomics.md: Likewise.
5217 * config/aarch64/aarch64-simd-builtins.def: Likewise.
5218 * doc/invoke.texi: Likewise.
5220 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
5222 * config/s390/s390.md: Add "z13" cpu_facility.
5223 ("*mov<mode>cc"): Add support for z13 instructions lochi and locghi.
5224 * config/s390/predicates.md ("loc_operand"): New predicate for "load on
5225 condition" type instructions.
5227 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
5228 Jeff Law <law@redhat.com>
5230 * explow.c (allocate_dynamic_stack_space): Simplify knowing that
5231 MUST_ALIGN was always true and extra_align ist always BITS_PER_UNIT.
5233 2016-07-04 Yuri Rumyantsev <ysrumyan@gmail.com>
5235 * config/i386/i386.c (ix86_expand_vec_perm): Add handle one-operand
5236 permutation for TARGET_AVX512F.
5237 (ix86_expand_vec_one_operand_perm_avx512): New function.
5238 (expand_vec_perm_1): Invoke introduced function.
5239 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
5240 it may be not valid after vectorization.
5242 2016-07-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5245 * config/aarch64/aarch64.c (aarch64_classify_symbol): Fix
5246 typo in comment. Only force to memory if it is a weak
5249 2016-07-04 Matthew Wahab <matthew.wahab@arm.com>
5250 Jiong Wang <jiong.wang@arm.com>
5252 * config/aarch64/aarch64-arches.def: Add "armv8.2-a".
5253 * config/aarch64/aarch64.h (AARCH64_FL_V8_2): New.
5254 (AARCH64_FL_F16): New.
5255 (AARCH64_FL_FOR_ARCH8_2): New.
5256 (AARCH64_ISA_8_2): New.
5257 (AARCH64_ISA_F16): New.
5258 (TARGET_FP_F16INST): New.
5259 (TARGET_SIMD_F16INST): New.
5260 * config/aarch64/aarch64-option-extensions.def ("fp16"): New entry.
5261 ("fp"): Disabling "fp" also disables "fp16".
5262 * config/aarch64/aarch64-c.c (arch64_update_cpp_builtins):
5263 Conditionally define __ARM_FEATURE_FP16_SCALAR_ARITHMETIC
5264 and __ARM_FEATURE_FP16_VECTOR_ARITHMETIC.
5265 * doc/invoke.texi (AArch64 Options): Document "armv8.2-a" and "fp16".
5267 2016-07-04 Jan Beulich <jbeulich@suse.com>
5269 * gcc.c (default_compilers["@c-header"]): Conditionalize "-o".
5271 2016-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
5274 * config/rs6000/vsx.md (vsx_splat_v4sf_internal): When splitting
5275 the insns, use an insn form that does not adjust the offset on
5276 little endian systems.
5278 2016-07-01 Jan Beulich <jbeulich@suse.com>
5280 * varasm.c (get_variable_section): Validate initializer in
5281 named .bss-like sections.
5283 2016-07-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
5285 * config/rs6000/altivec.md (*altivec_vpermr_<mode>_internal):
5286 Exchange the order of the second and third operands in the vpermr
5287 instruction tmeplate.
5289 2016-07-01 Peter Bergner <bergner@vnet.ibm.com>
5292 * config/rs6000/rs6000.c (rs6000_secondary_reload_simple_move):
5293 Disallow TDmode values.
5295 2016-07-01 Alan Modra <amodra@gmail.com>
5297 PR rtl-optimization/71709
5298 * ira-lives.c (find_call_crossed_cheap_reg): Exit loop on arg reg
5299 being set, not referenced.
5301 2016-07-01 Yuri Rumyantsev <ysrumyan@gmail.com>
5303 PR tree-optimization/70729
5304 * tree-vectorizer.c (adjust_simduid_builtins): Nullify safelen field
5305 of loop since it can be not valid after transformation.
5307 2016-07-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5309 * config/arm/arm.c (thumb_reload_in_hi): Delete.
5310 * config/arm/arm-protos.h (thumb_reload_in_hi): Delete prototype.
5312 2016-07-01 Eric Botcazou <ebotcazou@adacore.com>
5314 * config/arm/arm.c (arm_function_ok_for_sibcall): Add another check
5317 2016-06-30 Michael Meissner <meissner@linux.vnet.ibm.com>
5320 * config/rs6000/constraints.md (wY constraint): New constraint to
5321 match the requirements for the LXSD and STXSD instructions.
5322 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): New
5323 predicate to match the requirements for the LXSD and STXSD
5325 * config/rs6000/rs6000.md (mov<mode>_hardfloat32, FMOVE64 case):
5326 Use constaint wY for LXSD/STXSD instructions instead of 'o' or 'Y'
5327 to make sure that the bottom 2 bits of offset are 0, the address
5328 form is offsettable, and no updating is done in the address mode.
5329 (mov<mode>_hardfloat64, FMOVE64 case): Likewise.
5330 (movdi_internal32): Likewise
5331 (movdi_internal64): Likewise.
5333 2016-06-30 Jakub Jelinek <jakub@redhat.com>
5335 PR tree-optimization/71707
5336 * tree-ssa-strlen.c (get_stridx_plus_constant): Handle already present
5337 strinfo even for ADDR_EXPR ptr.
5339 2016-06-30 Kelvin Nilsen <kelvin@gcc.gnu.org>
5341 * config/rs6000/altivec.md (darn_32): Change the condition to
5342 TARGET_P9_MISC instead of TARGET_MODULO.
5343 (darn_raw): Replace TARGET_MODULO with TARGET_P9_MISC in the
5344 condition expression.
5345 (darn): Replace TARGET_MODULO with TARGET_P9_MISC in the
5346 condition expression.
5347 * config/rs6000/dfp.md (UNSPEC_DTSTSFI): New unspec constant.
5348 (DFP_TEST): New code iterator.
5349 (dfptstsfi_<code>_mode>): New define_expand.
5350 (*dfp_sgnfcnc_<mode>): New define_insn.
5351 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_0): Move this macro
5352 definition next to BU_P9_MISC_1 definition and change the MASK
5353 value to RS6000_BTM_P9_MISC.
5354 (BU_P9_MISC_1): Change the MASK value to RS6000_BTM_P9_MISC.
5355 (BU_P9_64BIT_MISC_0): Likewise.
5356 (BU_P9_DFP_MISC_0): New macro definition.
5357 (BU_P9_DFP_MISC_1): New macro definition.
5358 (BU_P9_DFP_MISC_2): New macro definition.
5359 (BU_P9_DFP_OVERLOAD_1): New macro definition.
5360 (BU_P9_DFP_OVERLOAD_2): New macro definition.
5361 (BU_P9_DFP_OVERLOAD_3): New macro definition.
5362 (TSTSFI_LT_DD): New BU_P9_DFP_MISC_2.
5363 (TSTSFI_LT_TD): Likewise.
5364 (TSTSFI_EQ_DD): Likewise.
5365 (TSTSFI_EQ_TD): Likewise.
5366 (TSTSFI_GT_DD): Likewise.
5367 (TSTSFI_GT_TD): Likewise.
5368 (TSTSFI_OV_DD): Likewise.
5369 (TSTSFI_OV_TD): Likewise.
5370 (TSTSFI_LT): New BU_P9_DFP_OVERLOAD_2.
5371 (TSTSFI_LT_DD): Likewise.
5372 (TSTSFI_LT_TD): Likewise.
5373 (TSTSFI_EQ): Likewise.
5374 (TSTSFI_EQ_DD): Likewise.
5375 (TSTSFI_EQ_TD): Likewise.
5376 (TSTSFI_GT): Likewise.
5377 (TSTSFI_GT_DD): Likewise.
5378 (TSTSFI_GT_TD): Likewise.
5379 (TSTSFI_OV): Likewise.
5380 (TSTSFI_OV_DD): Likewise.
5381 (TSTSFI_OV_TD): Likewise.
5382 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
5383 overloaded test significance functions.
5384 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
5385 OPTION_MASK_P9_MISC into the representation of this mask.
5386 (POWERPC_MASKS): Add OPTION_MASK_P9_MISC into the representation
5388 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Set the
5389 RS6000_BTM_P9_MISC flag in the return value if TARGET_P9_MISC is
5391 (rs6000_expand_binop_builtin): Enforce that argument 0 of the exp
5392 argument is a 6-bit unsigned literal value if the icode argument
5393 represents a DFP test significance built-in call.
5394 (rs6000_invalid_builtin): Add support for the RS6000_BTM_P9_MISC
5395 flag used independently and in combination with the
5396 RS6000_BTM_64BIT flag.
5397 (rs6000_opt_masks): Add entry for power9-misc command-line option.
5398 (rs6000_builtin_mask_names): Add entry for power9-misc
5399 command-line option.
5400 * config/rs6000/rs6000.h: Redefine TARGET_P9_MISC as 0 if
5401 HAVE_AS_POWER9 is not a defined macro. Define MASK_P9_MISC and
5402 RS6000_BTM_P9_MISC macros.
5403 * config/rs6000/rs6000.opt: Add support for the -mpower9-misc
5404 option and change the description of the -mpower9-vector option to
5405 enable only vector instructions, removing its erroneously claimed
5406 support for scalar instructions.
5407 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
5408 the ISA 3.0 digital floating point test significance built-in
5411 2016-06-30 Wilco Dijkstra <wdijkstr@arm.com>
5413 * config/aarch64/aarch64.c (cortexa35_tunings):
5414 Enable AES fusion. Use cortexa57_branch_cost.
5415 (cortexa53_tunings): Use cortexa57_branch_cost.
5416 (cortexa72_tunings): Use cortexa57_branch_cost.
5417 Use AUTOPREFETCHER_WEAK.
5418 (cortexa73_tunings): Use cortexa57_branch_cost.
5420 2016-06-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5421 James Greenhalgh <james.greenhalgh@arm.com>
5423 * config/aarch64/arm_neon.h (vcopyq_lane_f32, vcopyq_lane_f64,
5424 vcopyq_lane_p8, vcopyq_lane_p16, vcopyq_lane_s8, vcopyq_lane_s16,
5425 vcopyq_lane_s32, vcopyq_lane_s64, vcopyq_lane_u8, vcopyq_lane_u16,
5426 vcopyq_lane_u32, vcopyq_lane_u64): Reimplement in C.
5427 (vcopy_lane_f32, vcopy_lane_f64, vcopy_lane_p8, vcopy_lane_p16,
5428 vcopy_lane_s8, vcopy_lane_s16, vcopy_lane_s32, vcopy_lane_s64,
5429 vcopy_lane_u8, vcopy_lane_u16, vcopy_lane_u32, vcopy_lane_u64,
5430 vcopy_laneq_f32, vcopy_laneq_f64, vcopy_laneq_p8, vcopy_laneq_p16,
5431 vcopy_laneq_s8, vcopy_laneq_s16, vcopy_laneq_s32, vcopy_laneq_s64,
5432 vcopy_laneq_u8, vcopy_laneq_u16, vcopy_laneq_u32, vcopy_laneq_u64,
5433 vcopyq_laneq_f32, vcopyq_laneq_f64, vcopyq_laneq_p8, vcopyq_laneq_p16,
5434 vcopyq_laneq_s8, vcopyq_laneq_s16, vcopyq_laneq_s32, vcopyq_laneq_s64,
5435 vcopyq_laneq_u8, vcopyq_laneq_u16, vcopyq_laneq_u32, vcopyq_laneq_u64):
5438 2016-06-30 James Greenhalgh <james.greenhalgh@arm.com>
5439 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5441 * config/aarch64/aarch64-simd.md (*aarch64_simd_vec_copy_lane<mode>):
5443 (*aarch64_simd_vec_copy_lane_<vswap_width_name><mode>): Likewise.
5445 2016-06-30 David Malcolm <dmalcolm@redhat.com>
5448 * gcc.c (driver::build_option_suggestions): Pass "option" to
5449 add_misspelling_candidates.
5450 * opts-common.c (add_misspelling_candidates): Add "option" param;
5451 use it to avoid adding negated forms for options marked with
5453 * opts.h (add_misspelling_candidates): Add "option" param.
5455 2016-06-30 Jakub Jelinek <jakub@redhat.com>
5458 * fold-const.c (fold_binary_loc) <case RROTATE_EXPR>: Cast
5459 TREE_OPERAND (arg0, 0) and TREE_OPERAND (arg0, 1) to type
5460 first when permuting bitwise operation with rotate. Cast
5461 TREE_OPERAND (arg0, 0) to type when cancelling two rotations.
5463 2016-06-29 David Malcolm <dmalcolm@redhat.com>
5465 * opts.c (handle_param): Use find_param_fuzzy to offer suggestions
5466 for misspelled param names.
5467 * params.c: Include spellcheck.h.
5468 (find_param_fuzzy): New function.
5469 * params.h (find_param_fuzzy): New prototype.
5470 * spellcheck.c (struct edit_distance_traits<const char *>): Move to...
5471 * spellcheck.h (struct edit_distance_traits<const char *>):
5474 2016-06-29 Michael Meissner <meissner@linux.vnet.ibm.com>
5476 * config/rs6000/predicates.md (const_0_to_7_operand): New
5477 predicate, recognize 0..7.
5478 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
5479 support for doing extracts from V16QImode, V8HImode, V4SImode
5481 * config/rs6000/vsx.md (VSX_EXTRACT_I): Mode iterator for ISA 3.0
5482 vector extract support.
5483 (VSX_EXTRACT_PREDICATE): Mode attribute to validate element number
5484 for ISA 3.0 vector extract.
5485 (VSX_EX): Constraints to use for ISA 3.0 vector extract.
5486 (vsx_extract_<mode>, VSX_EXTRACT_I): Add support for doing
5487 extracts of a constant element number from small integer vectors
5488 on 64-bit ISA 3.0 systems.
5489 (vsx_extract_<mode>_di): Likewise.
5490 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): New target macro to
5491 say when we can do ISA 3.0 vector extracts.
5492 * config/rs6000/rs6000.md (stfiwx): Allow DImode in Altivec
5493 registers, using the stxsiwx instruction.
5495 2016-06-29 Jim Wilson <jim.wilson@linaro.org>
5497 * config/aarch64/aarch64-cores.def (qdf24xx): Use qdf24xx tuning.
5498 * config/aarch64/aarch64.c (qdf24xx_addrcost_table,
5499 qdf24xx_regmove_cost, qdf24xx_tunings): New.
5500 * config/arm/aarch64-cost-tables.h (qdf24xx_extra_costs): New.
5501 * config/arm/arm-cores.def (qdf24xx): Use qdf24xx tuning.
5502 * config/arm/arm.c (arm_qdf24xx_tune): New.
5504 2016-06-29 Wilco Dijkstra <wdijkstr@arm.com>
5506 * config/aarch64/aarch64.c (cortexa53_tunings):
5507 Increase loop alignment to 8. Set function alignment to 16.
5508 (cortexa35_tunings): Likewise.
5509 (cortexa57_tunings): Increase loop alignment to 8.
5510 (cortexa72_tunings): Likewise.
5511 (cortexa73_tunings): Likewise.
5513 2016-06-29 Matthew Wahab <matthew.wahab@arm.com>
5515 * doc/sourcebuild.texi (Effective-Target keywords): Add entries
5516 for arm_fp16_ok and arm_fp16_hw.
5517 (Add Options): Add entries for arm_fp16, arm_fp16_ieee and
5518 arm_fp16_alternative.
5520 2016-06-29 Ilya Enkovich <ilya.enkovich@intel.com>
5522 PR tree-optimization/71655
5523 * tree-vect-stmts.c (vectorizable_comparison): Swap definition
5524 types when swapping operands.
5526 2016-06-29 Martin Liska <mliska@suse.cz>
5529 * common.opt (flag_stack_protect): Mark the flag as optimization flag.
5530 * ipa-inline-transform.c (inline_call): Remove unnecessary call
5531 of build_optimization_node.
5533 2016-06-29 Yuri Rumyantsev <ysrumyan@gmail.com>
5535 PR tree-optimization/70729
5536 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Consider memory reference as
5537 independent in loops having positive safelen value.
5538 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
5539 it may be not valid after vectorization.
5541 2016-06-29 Jakub Jelinek <jakub@redhat.com>
5543 PR tree-optimization/71625
5544 * tree-ssa-strlen.c (get_addr_stridx): Add PTR argument. Assume list
5545 is sorted by ascending list->offset. If PTR is non-NULL and there is
5546 previous strinfo, call get_stridx_plus_constant.
5547 (get_stridx): Pass exp as second argument to get_addr_stridx.
5548 (addr_stridxptr): Add missing list = list->next, so that there can be
5549 more than one entries in the list. Bump limit from 16 to 32. Ensure
5550 the list is sorted by ascending list->offset.
5551 (get_stridx_plus_constant): Adjust so that it can be also called with
5552 ADDR_EXPR instead of SSA_NAME as PTR.
5553 (handle_char_store): Pass NULL_TREE as second argument to
5556 2016-06-29 Richard Biener <rguenther@suse.de>
5558 PR rtl-optimization/68961
5559 * simplify-rtx.c (simplify_subreg): Handle VEC_CONCAT like CONCAT.
5561 2016-06-29 Richard Biener <rguenther@suse.de>
5564 * alias.c (component_uses_parent_alias_set_from): Handle
5565 type punning through union accesses by using the union alias set.
5566 * gimple.c (gimple_get_alias_set): Remove union type punning case.
5568 2016-07-29 Richard Biener <rguenther@suse.de>
5570 * match.pd ((T)(T2)x -> (T)x): Remove restriction on final
5571 precision not matching mode precision.
5573 2016-06-28 John David Anglin <danglin@gcc.gnu.org>
5575 * config/pa/pa.md (call_symref_64bit_post_reload): Don't call
5576 pa_output_arg_descriptor.
5577 (call_val_symref_64bit_post_reload): Likewise.
5578 (call_val_powf_64bit_post_reload): Likewise.
5579 (sibcall_internal_symref_64bit): Likewise.
5580 (sibcall_value_internal_symref_64bit): Likewise.
5582 2016-06-28 Jakub Jelinek <jakub@redhat.com>
5585 * config/i386/i386.c (ix86_expand_vector_move): For SUBREG of
5586 a constant, force its SUBREG_REG into memory or register instead
5589 2016-06-28 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
5592 * config/avr/avr.opt (-mfract-convert-truncate): Update description.
5593 * doc/invoke.texi (AVR Options): Document it.
5595 2016-06-28 Walter Lee <walt@tilera.com>
5597 * config/tilegx/linux.h: Do not include arch/icache.h
5598 (CLEAR_INSN_CACHE): Provide inlined definition directly.
5599 * config/tilepro/linux.h: Do not include arch/icache.h
5600 (CLEAR_INSN_CACHE): Provide inlined definition directly.
5602 2016-06-28 Wilco Dijkstra <wdijkstr@arm.com>
5604 * tree-ssa-math-opts.c (find_bswap_or_nop_1): Adjust bitnumbering
5605 for big-endian BIT_FIELD_REF.
5607 2016-06-28 Pat Haugen <pthaugen@us.ibm.com>
5609 * config/rs6000/rs6000.md ('type' attribute): Add htmsimple/dfp types.
5610 ('size' attribute): Add '128'.
5612 (*mov<mode>_hardfloat32, *mov<mode>_hardfloat64, *movdi_internal32,
5613 *movdi_internal64, *movdf_update1): Set size attribute to '64'.
5614 (add<mode>3, sub<mode>3, mul<mode>3, div<mode>3, sqrt<mode>2,
5615 copysign<mode>3, neg<mode>2_hw, abs<mode>2_hw, *nabs<mode>2_hw,
5616 *fma<mode>4_hw, *fms<mode>4_hw, *nfma<mode>4_hw, *nfms<mode>4_hw,
5617 extend<SFDF:mode><IEEE128:mode>2_hw, trunc<mode>df2_hw,
5618 *xscvqp<su>wz_<mode>, *xscvqp<su>dz_<mode>, *xscv<su>dqp_<mode>,
5619 *trunc<mode>df2_odd): Set size attribute to '128'.
5620 (*cmp<mode>_hw): Change type to veccmp and set size attribute to '128'.
5621 * config/rs6000/power6.md (power6-fp): Include dfp type.
5622 * config/rs6000/power7.md (power7-fp): Likewise.
5623 * config/rs6000/power8.md (power8-fp): Likewise.
5624 * config/rs6000/power9.md: New file.
5625 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power9.md.
5626 * config/rs6000/htm.md (*tabort, *tabort<wd>c, *tabort<wd>ci,
5627 *trechkpt, *treclaim, *tsr, *ttest): Change type attribute to
5629 * config/rs6000/dfp.md (extendsddd2, truncddsd2, extendddtd2,
5630 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
5631 divtd3, *cmpdd_internal1, *cmptd_internal1, floatdidd2, floatditd2,
5632 ftruncdd2, fixdddi2, ftrunctd2, fixtddi2, dfp_ddedpd_<mode>,
5633 dfp_denbcd_<mode>, dfp_dxex_<mode>, dfp_diex_<mode>, dfp_dscli_<mode>,
5634 dfp_dscri_<mode>): Change type attribute to dfp.
5635 * config/rs6000/crypto.md (crypto_vshasigma<CR_char>): Change type
5636 attribute to vecsimple.
5637 * config/rs6000/rs6000.c (power9_cost): Update costs, cache size
5638 and prefetch streams.
5639 (rs6000_option_override_internal): Remove temporary code setting
5640 tuning to power8. Don't set rs6000_sched_groups for power9.
5641 (last_scheduled_insn): Change to rtx_insn *.
5642 (divide_cnt, vec_load_pendulum): New variables.
5643 (rs6000_adjust_cost): Add Power9 to test for store->load separation.
5644 (rs6000_issue_rate): Set issue rate for Power9.
5645 (is_power9_pairable_vec_type): New.
5646 (power9_sched_reorder2): New.
5647 (rs6000_sched_reorder2): Call new function for Power9 specific
5649 (insn_must_be_first_in_group): Remove Power9.
5650 (insn_must_be_last_in_group): Likewise.
5651 (force_new_group): Likewise.
5652 (rs6000_sched_init): Fix initialization of last_scheduled_insn.
5653 Initialize divide_cnt/vec_load_pendulum.
5654 (_rs6000_sched_context, rs6000_init_sched_context,
5655 rs6000_set_sched_context): Handle context save/restore of new
5658 2016-06-28 Richard Biener <rguenther@suse.de>
5660 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p):
5661 Properly handle DECL_BIT_FIELD_REPRESENTATIVE occuring as
5662 COMPONENT_REF operand.
5663 (nonoverlapping_component_refs_p): Likewise.
5664 * stor-layout.c (start_bitfield_representative): Mark
5665 DECL_BIT_FIELD_REPRESENTATIVE as DECL_NONADDRESSABLE_P.
5667 2016-06-28 Jakub Jelinek <jakub@redhat.com>
5669 * Makefile.in: Don't cat ../stage_current if it does not exist.
5671 * doc/extend.texi (__builtin_add_overflow_p): Clarify behavior when
5672 last argument is a bit-field.
5674 PR rtl-optimization/71673
5675 * internal-fn.c (expand_arith_overflow_result_store): Use
5676 OPTAB_LIB_WIDEN instead of OPTAB_DIRECT as last argument to
5677 expand_simple_binop.
5680 * builtins.c (expand_ifn_atomic_compare_exchange_into_call,
5681 expand_ifn_atomic_compare_exchange): New functions.
5682 * internal-fn.c (expand_ATOMIC_COMPARE_EXCHANGE): New function.
5683 * tree.h (build_call_expr_internal_loc): Rename to ...
5684 (build_call_expr_internal_loc_array): ... this. Fix up type of
5686 * internal-fn.def (ATOMIC_COMPARE_EXCHANGE): New internal fn.
5687 * predict.c (expr_expected_value_1): Handle IMAGPART_EXPR of
5688 ATOMIC_COMPARE_EXCHANGE result.
5689 * builtins.h (expand_ifn_atomic_compare_exchange): New prototype.
5690 * gimple-fold.h (optimize_atomic_compare_exchange_p,
5691 fold_builtin_atomic_compare_exchange): New prototypes.
5692 * gimple-fold.c (optimize_atomic_compare_exchange_p,
5693 fold_builtin_atomic_compare_exchange): New functions..
5694 * tree-ssa.c (execute_update_addresses_taken): If
5695 optimize_atomic_compare_exchange_p, ignore &var in 2nd argument
5696 of call when finding addressable vars, and if such var becomes
5697 non-addressable, call fold_builtin_atomic_compare_exchange.
5699 2016-06-27 Segher Boessenkool <segher@kernel.crashing.org>
5702 * config/rs6000/rs6000.md (ashdi3_extswsli_dot): Use
5703 gen_ashdi3_extswsli_dot2 instead of gen_ashdi3_extswsli_dot.
5705 2016-06-27 Pat Haugen <pthaugen@us.ibm.com>
5707 * config/rs6000/rs6000.md ('type' attribute): Add
5708 veclogical,veccmpfx,vecexts,vecmove insn types.
5709 (*abs<mode>2_fpr, *nabs<mode>2_fpr, *neg<mode>2_fpr, *extendsfdf2_fpr,
5710 copysign<mode>3_fcpsgn, trunc<mode>df2_internal1, neg<mode>2_internal,
5711 p8_fmrgow_<mode>, pack<mode>): Change type to fpsimple.
5712 (*xxsel<mode>, copysign<mode>3_hard, neg<mode>2_hw, abs<mode>2_hw,
5713 *nabs<mode>2_hw): Change type to vecmove.
5714 (*and<mode>3_internal, *bool<mode>3_internal, *boolc<mode>3_internal,
5715 *boolcc<mode>3_internal, *eqv<mode>3_internal,
5716 *one_cmpl<mode>3_internal, *ieee_128bit_vsx_neg<mode>2_internal,
5717 *ieee_128bit_vsx_abs<mode>2_internal,
5718 *ieee_128bit_vsx_nabs<mode>2_internal, extendkftf2, trunctfkf2,
5719 *ieee128_mfvsrd_64bit, *ieee128_mfvsrd_32bit, *ieee128_mtvsrd_64bit,
5720 *ieee128_mtvsrd_32bit): Change type to veclogical.
5721 (mov<mode>_hardfloat, *mov<mode>_hardfloat32, *mov<mode>_hardfloat64,
5722 *movdi_internal32, *movdi_internal64): Update insn types.
5723 * config/rs6000/vsx.md (*vsx_le_undo_permute_<mode>,
5724 vsx_extract_<mode>): Change type to veclogical.
5725 (*vsx_xxsel<mode>, *vsx_xxsel<mode>_uns): Change type to vecmove.
5726 (vsx_sign_extend_qi_<mode>, *vsx_sign_extend_hi_<mode>,
5727 *vsx_sign_extend_si_v2di): Change type to vecexts.
5728 * config/rs6000/altivec.md (*altivec_mov<mode>, *altivec_movti): Change
5730 (*altivec_eq<mode>, *altivec_gt<mode>, *altivec_gtu<mode>,
5731 *altivec_vcmpequ<VI_char>_p, *altivec_vcmpgts<VI_char>_p,
5732 *altivec_vcmpgtu<VI_char>_p): Change type to veccmpfx.
5733 (*altivec_vsel<mode>, *altivec_vsel<mode>_uns): Change type to vecmove.
5734 * config/rs6000/dfp.md (*negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
5735 negtd2, *abstd2_fpr, *nabstd2_fpr): Change type to fpsimple.
5736 * config/rs6000/40x.md (ppc405-float): Add fpsimple.
5737 * config/rs6000/440.md (ppc440-fp): Add fpsimple.
5738 * config/rs6000/476.md (ppc476-fp): Add fpsimple.
5739 * config/rs6000/601.md (ppc601-fp): Add fpsimple.
5740 * config/rs6000/603.md (ppc603-fp): Add fpsimple.
5741 * config/rs6000/6xx.md (ppc604-fp): Add fpsimple.
5742 * config/rs6000/7xx.md (ppc750-fp): Add fpsimple.
5743 (ppc7400-vecsimple): Add veclogical, vecmove, veccmpfx.
5744 * config/rs6000/7450.md (ppc7450-fp): Add fpsimple.
5745 (ppc7450-vecsimple): Add veclogical, vecmove.
5746 (ppc7450-veccmp): Add veccmpfx.
5747 * config/rs6000/8540.md (ppc8540_simple_vector): Add veclogical,
5749 (ppc8540_vector_compare): Add veccmpfx.
5750 * config/rs6000/a2.md (ppca2-fp): Add fpsimple.
5751 * config/rs6000/cell.md (cell-fp): Add fpsimple.
5752 (cell-vecsimple): Add veclogical, vecmove.
5753 (cell-veccmp): Add veccmpfx.
5754 * config/rs6000/e300c2c3.md (ppce300c3_fp): Add fpsimple.
5755 * config/rs6000/e6500.md (e6500_vecsimple): Add veclogical, vecmove,
5757 * config/rs6000/mpc.md (mpccore-fp): Add fpsimple.
5758 * config/rs6000/power4.md (power4-fp): Add fpsimple.
5759 (power4-vecsimple): Add veclogical, vecmove.
5760 (power4-veccmp): Add veccmpfx.
5761 * config/rs6000/power5.md (power5-fp): Add fpsimple.
5762 * config/rs6000/power6.md (power6-fp): Add fpsimple.
5763 (power6-vecsimple): Add veclogical, vecmove.
5764 (power6-veccmp): Add veccmpfx.
5765 * config/rs6000/power7.md (power7-fp): Add fpsimple.
5766 (power7-vecsimple): Add veclogical, vecmove, veccmpfx.
5767 * config/rs6000/power8.md (power8-fp): Add fpsimple.
5768 (power8-vecsimple): Add veclogical, vecmove, veccmpfx.
5769 * config/rs6000/rs64.md (rs64a-fp): Add fpsimple.
5770 * config/rs6000/titan.md (titan_fp): Add fpsimple.
5771 * config/rs6000/xfpu.md (fp-default, fp-addsub-s, fp-addsub-d): Add
5773 * config/rs6000/rs6000.c (rs6000_adjust_cost): Add TYPE_FPSIMPLE.
5775 2016-06-27 Peter Bergner <bergner@vnet.ibm.com>
5778 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
5779 OPTION_MASK_P9_DFORM_VECTOR.
5780 * config/rs6000/rs6000.c (rs6000_option_override_internal): Do not
5781 disable -mpower9-dform-vector when using reload.
5782 (quad_address_p): Remove 'gpr_p' argument and all associated code.
5783 New 'strict' argument. Update all callers. Add strict addressing
5785 (rs6000_legitimate_offset_address_p): Remove call to
5786 virtual_stack_registers_memory_p.
5787 (rs6000_legitimize_reload_address): Add quad address support.
5788 (rs6000_legitimate_address_p): Move call to quad_address_p above
5789 call to virtual_stack_registers_memory_p. Adjust quad_address_p args
5790 to account for new strict usage.
5791 (rs6000_output_move_128bit): Adjust quad_address_p args to account
5792 for new strict usage.
5793 * config/rs6000/predicates.md (quad_memory_operand): Likewise.
5795 2016-06-26 Uros Bizjak <ubizjak@gmail.com>
5802 * config/i386/i386.c (ix86_spill_class): Disable condition to
5803 always return NO_REGS.
5805 2016-06-26 Jan Hubicka <hubicka@ucw.cz>
5807 * predict.c: Include gimple-pretty-print.h
5808 (predicted_by_loop_heuristics_p): Check also
5809 PRED_LOOP_EXIT_WITH_RECURSION
5810 (predict_loops): Find self recursive calls and use special purpose
5811 predictors for them; dump log about decisions.
5812 (pass_profile::execute): Dump info about #of iterations.
5813 * predict.def (PRED_LOOP_EXIT_WITH_RECURSION,
5814 (PRED_LOOP_GUARD_WITH_RECURSION): New predictors.
5816 2016-06-26 John David Anglin <danglin@gcc.gnu.org>
5818 * config/pa/pa.c (pa_output_indirect_call): Rework to combine
5819 output_asm_insn calls and shorten long lines. Output .CALL
5820 argument descriptor using pa_output_arg_descriptor. Add various
5821 inline $$dyncall and other optimizations.
5822 (pa_attr_length_indirect_call): Adjust ordering and lengths.
5824 2016-06-25 Jakub Jelinek <jakub@redhat.com>
5826 PR tree-optimization/71643
5827 * tree-ssa-tail-merge.c (find_clusters_1): Ignore basic blocks with
5830 * tree-ssa-tail-merge.c (deps_ok_for_redirect_from_bb_to_bb): Don't
5831 leak a bitmap if dep_bb is NULL.
5833 PR tree-optimization/71631
5834 * tree-ssa-reassoc.c (reassociate_bb): Pass true as last argument
5835 to rewrite_expr_tree even if negate_result, move new_lhs var
5836 declaration and initialization earlier, for powi_result set afterwards
5837 new_lhs to lhs. For negate_result, use new_lhs instead of tmp
5838 if new_lhs != lhs, and don't shadow gsi var.
5840 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
5842 * predict.c (predict_paths_leading_to, predict_paths_leading_to_edge):
5843 Add in_loop parameter.
5844 (predict_loops): Add loop guard heuristics.
5845 * predict.def (PRED_LOOP_GUARD): New heuristics.
5847 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
5849 * predict.c: Include ipa-utils.h
5850 (tree_bb_level_prediction): Predict recursive calls.
5851 (tree_estimate_probability_bb): Skip inexpensive calls for call
5853 * predict.def (PRED_RECURSIVE_CALL): New.
5855 2016-06-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5857 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): New #define.
5858 (BU_FLOAT128_1): Likewise.
5860 (COPYSIGNQ): Likewise.
5861 (RS6000_BUILTIN_NANQ): Likewise.
5862 (RS6000_BUILTIN_NANSQ): Likewise.
5863 (RS6000_BUILTIN_INFQ): Likewise.
5864 (RS6000_BUILTIN_HUGE_VALQ): Likewise.
5865 * config/rs6000/rs6000.c (rs6000_fold_builtin): New prototype.
5866 (TARGET_FOLD_BUILTIN): New #define.
5867 (rs6000_builtin_mask_calculate): Add TARGET_FLOAT128 entry.
5868 (rs6000_invalid_builtin): Add handling for RS6000_BTM_FLOAT128.
5869 (rs6000_fold_builtin): New target hook implementation, handling
5870 folding of 128-bit NaNs and infinities.
5871 (rs6000_init_builtins): Initialize const_str_type_node; ensure all
5872 entries are filled in to avoid problems during bootstrap
5873 self-test; define builtins for 128-bit NaNs and infinities.
5874 (rs6000_opt_mask): Add entry for float128.
5875 * config/rs6000/rs6000.h (RS6000_BTM_FLOAT128): New #define.
5876 (RS6000_BTM_COMMON): Include RS6000_BTM_FLOAT128.
5877 (rs6000_builtin_type_index): Add RS6000_BTI_const_str.
5878 (const_str_type_node): New #define.
5879 * config/rs6000/rs6000.md (copysign<mode>3 for IEEE128): Convert
5880 to a define_expand that dispatches to either copysign<mode>3_soft
5881 or copysign<mode>3_hard.
5882 (copysign<mode>3_hard): Rename from copysign<mode>3.
5883 (copysign<mode>3_soft): New define_insn.
5884 * doc/extend.texi: Document new builtins.
5886 2016-06-24 Jakub Jelinek <jakub@redhat.com>
5888 * cfgloop.c (flow_loop_dump): Cast nit to uint64_t and print it using
5889 PRIu64 instead of lu.
5891 2016-06-24 Eric Botcazou <ebotcazou@adacore.com>
5894 * tree-inline.c (remap_decl): When fixing up DECL_ORIGINAL_TYPE, just
5897 2016-06-24 Jakub Jelinek <jakub@redhat.com>
5899 PR tree-optimization/71647
5900 * omp-low.c (lower_rec_input_clauses): Convert
5901 omp_clause_aligned_alignment (c) to size_type_node for the
5902 last argument of __builtin_assume_aligned.
5904 2016-06-24 H.J. Lu <hongjiu.lu@intel.com>
5906 * configure.ac (calling ___tls_get_addr via GOT): New
5907 assembler/linker check.
5908 (HAVE_AS_IX86_TLS_GET_ADDR_GOT): New. Defined to 1 if 32-bit
5909 assembler and linker supports calling ___tls_get_addr via GOT.
5910 Otherise, defined to 0.
5911 * config.in: Regenerated.
5912 * configure: Likewise.
5913 * config/i386/constraints.md (Yb): New constraint.
5914 * config/i386/i386.h (reg_class): Add TLS_GOTBASE_REGS.
5915 (REG_CLASS_NAMES): Likewise.
5916 (REG_CLASS_CONTENTS): Likewise.
5917 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Replace
5918 the b constraint with the Yb constraint. Call ___tls_get_addr
5919 via GOT for GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT
5921 (*tls_local_dynamic_base_32_gnu): Likewise.
5922 (*tls_global_dynamic_64_<mode>): Call _tls_get_addr via GOT for
5923 GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT is 1.
5924 (*tls_local_dynamic_base_64_<mode>): Likewise.
5926 2016-06-24 Martin Liska <mliska@suse.cz>
5928 * cfgloop.c (flow_loop_dump): Dump average number of loop iterations.
5929 * cfgloop.h: Change 'struct loop' to 'const struct loop' for a
5931 * cfgloopanal.c (expected_loop_iterations_unbounded): Set a new
5932 argument to true if the expected number of iterations is
5935 2016-06-24 Uros Bizjak <ubizjak@gmail.com>
5937 * configure.ac (HAVE_AS_GOTOF_IN_DATA): Use $as_ix86_gas_32_opt to
5938 assemble for 32bit target.
5939 (HAVE_AS_IX86_TLSGDPLT): Use $as_ix86_gas_32_opt to assemble
5940 and $ld_ix86_gld_32_opt to link for 32bit target.
5941 (HAVE_AS_IX86_TLSLDMPLT): Ditto.
5942 * configure: Regenerate.
5944 2016-06-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5946 * config/arm/arm.c (int_log2): Delete definition and prototype.
5947 (shift_op): Use exact_log2 instead of int_log2.
5948 (vfp3_const_double_for_fract_bits): Likewise.
5950 2016-06-24 Jakub Jelinek <jakub@redhat.com>
5952 * internal-fn.c (expand_arith_set_overflow): New function.
5953 (expand_addsub_overflow, expand_neg_overflow, expand_mul_overflow):
5955 (expand_arith_overflow_result_store): Likewise. Handle precision
5956 smaller than mode precision.
5957 * tree-vrp.c (extract_range_basic): For imag part, handle
5958 properly signed 1-bit precision result.
5959 * doc/extend.texi (__builtin_add_overflow): Document that last
5960 argument can't be pointer to enumerated or boolean type.
5961 (__builtin_add_overflow_p): Document that last argument can't
5962 have enumerated or boolean type.
5964 2016-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
5965 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5967 * config/rs6000/predicates.md (splat_input_operand): Rework.
5968 Don't allow constants, since the insns that use this predicate
5969 don't support constants. Constants are handled by other insns
5970 that are created via combine. During and after register
5971 allocation, only allow indexed or indirect addresses, and not
5972 general addresses. Only allow modes supported by the hardware.
5973 * config/rs6000/rs6000.c (xxsplitb_constant_p): Update usage
5974 comment. Move check for using VSPLTIS<x> to a common location,
5975 instead of doing it in two different places.
5977 2016-06-23 Jocelyn Mayer <l_indien@magic.fr>
5979 * config/i386/driver-i386.c (host_detect_local_cpu): Set
5980 PROCESSOR_PENTIUMPRO for signature_CENTAUR_ebx family >= 9.
5981 <case PROCESSOR_PENTIMUMPRO>: Pass c7 or nehemiah for
5982 signature_CENTAUR_ebx.
5984 2016-06-23 H.J. Lu <hongjiu.lu@intel.com>
5988 * configure.ac (as_ix86_tls_ldm_opt): Renamed to ...
5989 (as_ix86_gas_32_opt): This.
5990 (ld_ix86_tls_ldm_opt): Renamed to ...
5991 (ld_ix86_gld_32_opt): This.
5992 (R_386_TLS_LDM reloc): Updated.
5993 (R_386_GOT32X reloc): New assembler/linker check.
5994 (HAVE_AS_IX86_GOT32X): New. Defined to 1 if 32-bit assembler and
5995 linker support "jmp *_start@GOT" and "cmpl $0, bar@GOT". Otherise,
5997 * config.in: Regenerated.
5998 * configure: Likewise.
5999 * config/i386/i386.c (ix86_force_load_from_GOT_p): Return
6000 true if HAVE_AS_IX86_GOT32X is 1 in 32-bit mode.
6001 (ix86_legitimate_address_p): Allow UNSPEC_GOT for -fno-plt
6002 if ix86_force_load_from_GOT_p returns true.
6003 (ix86_print_operand_address_as): Also support UNSPEC_GOT if
6004 ix86_force_load_from_GOT_p returns true.
6005 (ix86_expand_move): Generate UNSPEC_GOT in 32-bit mode to load
6006 the external function address via the GOT slot.
6007 (ix86_nopic_noplt_attribute_p): Check both TARGET_64BIT and
6008 HAVE_AS_IX86_GOT32X before returning false.
6009 (ix86_output_call_insn): Generate "%!jmp/call\t*%p0@GOT" in
6010 32-bit mode if ix86_nopic_noplt_attribute_p returns true.
6012 2016-06-23 Eric Botcazou <ebotcazou@adacore.com>
6014 * tree-inline.c (remap_decl): Preserve DECL_ORIGINAL_TYPE invariant.
6016 2016-06-23 Andi Kleen <ak@linux.intel.com>
6018 * Makefile.in: Regenerate.
6019 * doc/install.texi: Document autoprofiledbootstrap.
6021 2016-06-23 Andi Kleen <ak@linux.intel.com>
6023 * config/i386/gcc-auto-profile: New file.
6025 2016-06-23 Martin Liska <mliska@suse.cz>
6028 * predict.c (predict_loops): Revert the hunk that was removed
6031 2016-06-23 Jakub Sejdak <jakub.sejdak@phoesys.com>
6033 * config.gcc: Add support for arm*-*-phoenix* targets.
6034 * config/arm/t-phoenix: New.
6035 * config/phoenix.h: New.
6037 2016-06-23 Uros Bizjak <ubizjak@gmail.com>
6038 H.J. Lu <hongjiu.lu@intel.com>
6041 * config/i386/i386-protos.h (ix86_force_load_from_GOT_p): New.
6042 * config/i386/i386.c (ix86_force_load_from_GOT_p): New function.
6043 (ix86_legitimate_constant_p): Do not allow UNSPEC_GOTPCREL if
6044 ix86_force_load_from_GOT_p returns true.
6045 (ix86_legitimate_address_p): Allow UNSPEC_GOTPCREL if
6046 ix86_force_load_from_GOT_p returns true.
6047 (ix86_print_operand_address_as): Support UNSPEC_GOTPCREL if
6048 ix86_force_load_from_GOT_p returns true.
6049 (ix86_expand_move): Load the external function address via the
6050 GOT slot if ix86_force_load_from_GOT_p returns true.
6051 * config/i386/predicates.md (x86_64_immediate_operand): Return
6052 false for SYMBOL_REFs where ix86_force_load_from_GOT_p returns true.
6053 (x86_64_zext_immediate_operand): Ditto.
6055 2016-06-22 Uros Bizjak <ubizjak@gmail.com>
6057 * config/i386/i386.c (ix86_expand_move): Simplify SYMBOL_REF handling.
6059 2016-06-22 David Malcolm <dmalcolm@redhat.com>
6062 * diagnostic-core.h (pedwarn_at_rich_loc): New prototype.
6063 * diagnostic.c (pedwarn_at_rich_loc): New function.
6064 * spellcheck.h (best_match::best_match): Add a
6065 "best_distance_so_far" optional parameter.
6066 (best_match::set_best_so_far): New method.
6067 (best_match::get_best_distance): New accessor.
6068 (best_match::get_best_candidate_length): New accessor.
6070 2016-06-22 Nick Clifton <nickc@redhat.com>
6072 * dwarf2out.c (scompare_loc_descriptor): Use SCALAR_INT_MODE_P() in
6073 place of GET_MODE_CLASS() == MODE_INT, so that partial integer
6074 modes are accepted as well.
6075 (ucompare_loc_descriptor): Likewise.
6076 (minmax_loc_descriptor): Likewise.
6077 (clz_loc_descriptor): Likewise.
6078 (popcount_loc_descriptor): Likewise.
6079 (bswap_loc_descriptor): Likewise.
6080 (rotate_loc_descriptor): Likewise.
6081 (mem_loc_descriptor): Likewise.
6082 (loc_descriptor): Likewise.
6084 2016-06-22 David Malcolm <dmalcolm@redhat.com>
6086 * common.opt (fdiagnostics-parseable-fixits): New option.
6087 * diagnostic.c: Include "selftest.h".
6088 (print_escaped_string): New function.
6089 (print_parseable_fixits): New function.
6090 (diagnostic_report_diagnostic): Call print_parseable_fixits.
6091 (selftest::assert_print_escaped_string): New function.
6092 (ASSERT_PRINT_ESCAPED_STRING_STREQ): New macro.
6093 (selftest::test_print_escaped_string): New function.
6094 (selftest::test_print_parseable_fixits_none): New function.
6095 (selftest::test_print_parseable_fixits_insert): New function.
6096 (selftest::test_print_parseable_fixits_remove): New function.
6097 (selftest::test_print_parseable_fixits_replace): New function.
6098 (selftest::diagnostic_c_tests): New function.
6099 * diagnostic.h (struct diagnostic_context): Add field
6100 "parseable_fixits_p".
6101 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
6102 -fdiagnostics-parseable-fixits.
6103 (-fdiagnostics-parseable-fixits): New option.
6104 * opts.c (common_handle_option): Handle
6105 -fdiagnostics-parseable-fixits.
6106 * selftest-run-tests.c (selftest::run_tests): Call
6107 selftest::diagnostic_c_tests.
6108 * selftest.h (selftest::diagnostic_c_tests): New prototype.
6110 2016-06-22 Ilya Enkovich <ilya.enkovich@intel.com>
6112 PR tree-optimization/71488
6113 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Support
6114 comparison of boolean vectors.
6115 * tree-vect-stmts.c (vectorizable_comparison): Vectorize comparison
6116 of boolean vectors using bitwise operations.
6118 2016-06-22 Andreas Schwab <schwab@suse.de>
6120 * config/aarch64/aarch64-protos.h (aarch64_elf_asm_named_section):
6123 2016-06-22 Eric Botcazou <ebotcazou@adacore.com>
6125 * function.c (assign_parm_setup_reg): Prevent sharing in another case.
6127 2016-06-22 Bernd Edlinger <bernd.edlinger@hotmail.de>
6129 * config/i386/i386.c (print_reg): Emit an error message on attempt to
6132 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6134 * config/arm/arm.c (arm_cortex_a73_tune): New struct.
6135 * config/arm/arm-cores.def (cortex-a73): New entry.
6136 (cortex-a73.cortex-a35): Likewise.
6137 (cortex-a73.cortex-a53): Likewise.
6138 * config/arm/arm-tables.opt: Regenerate.
6139 * config/arm/arm-tune.md: Likewise.
6140 * config/arm/bpabi.h (BE8_LINK_SPEC): Handle mcpu=cortex-a73,
6141 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
6142 * config/arm/t-aprofile: Handle mcpu=cortex-a73,
6143 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
6144 * doc/invoke.texi (ARM Options): Document cortex-a73,
6145 cortex-a73.cortex-a35 and cortex-a73.cortex-a53.
6147 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6149 * config/aarch64/aarch64.c (cortexa73_tunings): New struct.
6150 * config/aarch64/aarch64-cores.def (cortex-a73): New entry.
6151 (cortex-a73.cortex-a35): Likewise.
6152 (cortex-a73.cortex-a53): Likewise.
6153 * config/aarch64/aarch64-tune.md: Regenerate.
6154 * doc/invoke.texi (AArch64 Options): Document cortex-a73,
6155 cortex-a73.cortex-a35 and cortex-a73.cortex-a53 arguments to
6158 2016-06-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6160 * configure.ac (gcc_cv_as_compress_debug): Remove
6161 --compress-debug-sections as extra as switch.
6162 Handle gas --compress-debug-sections=type.
6163 (gcc_cv_ld_compess_debug): Remove bogus ld_date check.
6164 Handle gld --compress-debug-sections=type.
6165 * configure: Regenerate.
6167 2016-06-21 Andrew Burgess <andrew.burgess@embecosm.com>
6169 * bb-reorder.c (pass_partition_blocks::gate): Update comment.
6171 2016-06-21 John David Anglin <danglin@gcc.gnu.org>
6173 * gcov-tool.c (profile_rewrite): Use int64_t instead of long long.
6174 (do_rewrite): likewise.
6176 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6178 * common/config/mep/mep-common.c: Remove.
6179 * config.gcc: Remove mep-* support.
6180 * config/mep/constraints.md: Remove.
6181 * config/mep/default.h: Remove.
6182 * config/mep/intrinsics.h: Remove.
6183 * config/mep/intrinsics.md: Remove.
6184 * config/mep/ivc2-template.h: Remove.
6185 * config/mep/mep-c5.cpu: Remove.
6186 * config/mep/mep-core.cpu: Remove.
6187 * config/mep/mep-default.cpu: Remove.
6188 * config/mep/mep-ext-cop.cpu: Remove.
6189 * config/mep/mep-intrin.h: Remove.
6190 * config/mep/mep-ivc2.cpu: Remove.
6191 * config/mep/mep-pragma.c: Remove.
6192 * config/mep/mep-protos.h: Remove.
6193 * config/mep/mep.c: Remove.
6194 * config/mep/mep.cpu: Remove.
6195 * config/mep/mep.h: Remove.
6196 * config/mep/mep.md: Remove.
6197 * config/mep/mep.opt: Remove.
6198 * config/mep/predicates.md: Remove.
6199 * config/mep/t-mep: Remove.
6200 * doc/install.texi: Remove mep-* documentation.
6201 * doc/md.texi: Likewise.
6203 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6205 * config.gcc: Remove support for avr-rtems.
6206 * config/avr/gen-avr-mmcu-specs.c: Likewise.
6207 * config/avr/rtems.h: Remove.
6208 * config/avr/t-rtems: Remove.
6210 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6212 * config.gcc: Remove m32r-rtems support.
6213 * config/m32r/rtems.h: Remove.
6215 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6217 * config.gcc: Remove h8300-rtems support.
6218 * config/h8300/rtems.h: Remove.
6219 * config/h8300/t-rtems: Remove.
6221 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6223 * config.gcc: Remove support for knetbsd.
6224 * configure.ac: Likewise.
6225 * config/i386/knetbsd-gnu.h: Remove. * config/i386/knetbsd-gnu64.h: Remove.
6226 * config/knetbsd-gnu.h: Remove.
6227 * configure: Regenerate.
6229 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6231 * config.gcc: Remove support for openbsd 2 and 3.
6232 * config/openbsd-oldgas.h: Remove.
6234 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6236 * config.gcc: Remove interix support.
6237 * config/i386/i386-interix.h: Remove.
6238 * config/i386/interix.opt: Remove.
6239 * config/i386/t-interix: Remove.
6240 * configure: Regenerate.
6241 * configure.ac: Remove interix support.
6242 * doc/install.texi: Remove interix documentation.
6244 2016-06-21 Kelvin Nilsen <kelvin@gcc.gnu.org>
6246 * config/rs6000/rs6000.h: Add conditional preprocessing directives
6247 to disable Power9-specific compiler features if HAVE_AS_POWER9 is
6250 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
6252 * tree.c (verify_type_variant): Skip TYPE_SIZE and TYPE_SIZE_UNIT if
6253 they are both PLACEHOLDER_EXPRs.
6255 2016-06-21 Michael Meissner <meissner@linux.vnet.ibm.com>
6257 * stor-layout.c (layout_type): Move setting complex MODE to
6258 layout_type, instead of setting it ahead of time by the caller.
6259 * tree.c (build_complex_type): Likewise.
6261 2016-06-21 Martin Liska <mliska@suse.cz>
6263 * predict.c (force_edge_cold): Replace imposisble with
6266 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
6268 * config/i386/i386.c (ix86_emit_swsqrtsf): Emit vrsqrt28ps.
6269 * config/i386/sse.md (define_expand "rsqrtv16sf2"): New.
6271 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
6273 * config/i386/i386.c (ix86_emit_swdivsf): Emit vrcp28ps.
6275 2016-06-21 H.J. Lu <hongjiu.lu@intel.com>
6276 Ilya Enkovich <ilya.enkovich@intel.com>
6279 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
6280 New member function to convert V1TImode register to SUBREG
6281 TImode in debug insn.
6282 (timode_scalar_chain::convert_insn): Call fix_debug_reg_uses
6283 after changing register mode to V1TImode.
6285 2016-06-21 Virendra Pathak <virendra.pathak@broadcom.com>
6287 * config/aarch64/aarch64-cores.def (vulcan): New core.
6288 * config/aarch64/aarch64-tune.md: Regenerate.
6289 * doc/invoke.texi: Document vulcan as an available option.
6291 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
6293 * cse.c (canon_asm_operands): New function extracted from...
6294 (canonicalize_insn): ...here. Call it to canonicalize an ASM_OPERANDS
6295 either standalone or member of a PARALLEL.
6297 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
6300 * config/avr/gen-avr-mmcu-specs.c (print_mcu):
6301 [*link_data_start]: Wrap -Tdata into %{!Tdata:...}.
6302 [*link_text_start]: Wrap -Ttext into %{!Ttext:...}.
6304 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
6307 * config/avr/avr.md (movqi): Only handle loading subreg:qi of
6308 constant addresses if can_create_pseudo_p.
6310 2016-06-21 Jakub Jelinek <jakub@redhat.com>
6312 PR tree-optimization/71588
6313 * tree-ssa-strlen.c (valid_builtin_call): New function.
6314 (adjust_last_stmt, handle_builtin_memset, strlen_optimize_stmt): Use
6317 2016-06-20 Jakub Jelinek <jakub@redhat.com>
6320 * tree-ssa-uninit.c (warn_uninit): If EXPR and VAR are NULL,
6321 see if T isn't anonymous SSA_NAME with COMPLEX_EXPR created
6322 for conversion of scalar user var to complex type and use the
6323 underlying SSA_NAME_VAR in that case. If EXPR is still NULL,
6326 PR rtl-optimization/71591
6327 * toplev.c (toplev::run_self_tests): If no_backend, complain and
6328 don't run any tests.
6330 2016-06-20 Hans-Peter Nilsson <hp@axis.com>
6333 * config/cris/cris.c (cris_asm_output_mi_thunk): Add missing "ba"
6334 delay-slot "nop" for PIC with CRIS v32. Also add missing leading
6335 space for PIC with non-v32 and the common non-PIC "jump".
6337 2016-06-20 Jakub Jelinek <jakub@redhat.com>
6340 * config/i386/i386.c (ix86_fp_cmp_code_to_pcmp_immediate): Fix up
6341 returned values and add UN*/LTGT/*ORDERED cases with values matching
6342 D operand modifier on vcmp for AVX.
6344 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
6346 * config/aarch64/aarch64.opt
6347 (mpc-relative-literal-loads): Rename internal option name.
6348 * config/aarch64/aarch64.c
6349 (aarch64_nopcrelative_literal_loads): Rename to
6350 aarch64_pcrelative_literal_loads.
6351 (aarch64_expand_mov_immediate): Likewise.
6352 (aarch64_secondary_reload): Likewise.
6353 (aarch64_can_use_per_function_literal_pools_p): Likewise.
6354 (aarch64_override_options_after_change_1): Rename and simplify logic.
6355 (aarch64_classify_symbol): Merge large model checks into switch,
6356 remove pc-relative load check.
6358 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
6360 * config/arm/aarch-cost-tables.h (cortexa53_extra_costs): Make FP
6361 costs relative to the cost of a register move.
6363 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
6365 * config/aarch64/arm_neon.h (vcvt_n_f64_s64): New.
6366 (vcvt_n_f64_u64): Likewise.
6367 (vcvt_n_s64_f64): Likewise.
6368 (vcvt_n_u64_f64): Likewise.
6369 (vcvt_f64_s64): Likewise.
6370 (vrecpe_f64): Likewise.
6371 (vcvt_f64_u64): Likewise.
6372 (vrecps_f64): Likewise.
6374 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
6376 * config/aarch64/aarch64.md
6377 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3): Add attributes to
6379 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>3): Likewise. Correct
6381 * config/aarch64/aarch64-builtins.c
6382 (aarch64_types_binop_uss_qualifiers): Delete.
6383 (TYPES_BINOP_USS): Likewise.
6384 (aarch64_types_binop_sus_qualifiers): Likewise.
6385 (TYPES_BINOP_SUS): Likewise.
6386 (aarch64_types_fcvt_from_unsigned_qualifiers): New.
6387 (TYPES_FCVTIMM_SUS): Likewise.
6388 * config/aarch64/aarch64-simd-builtins.def (scvtf): Use SHIFTIMM
6390 (ucvtf): Use FCVTIMM_SUS rather than BINOP_SUS.
6391 (fcvtzs): Use SHIFTIMM rather than BINOP.
6392 (fcvtzu): Use SHIFTIMM_USS rather than BINOP_USS.
6394 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
6396 * config/arm/aarch-cost-tables.h (cortexa57_extra_costs): Make FP
6397 costs relative to the cost of a register move.
6399 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
6401 * config/aarch64/aarch64.c (aarch64_modes_tieable_p):
6402 Allow scalar/single vector modes to be tieable.
6404 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
6406 * config/arm/cortex-a57.md (cortex_a57_fp_cpys): Add fcsel.
6408 2016-06-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6410 * params.def (PARAM_ALIGN_LOOP_ITERATIONS): Use "alignment" instead of
6412 * tree.h (TYPE_ALIGN): Likewise.
6414 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
6417 * config/avr/avr.md (movqi): Handle loading subreg:qi (const).
6419 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
6421 * config/avr/avr.c (avr_print_operand): Fix "format not a string
6422 literal" build warnings.
6423 (avr_print_operand_address): Dito.
6425 2016-06-19 David Edelsohn <dje.gcc@gmail.com>
6428 * config/rs6000/aix51.h (TARGET_EXTRA_BUILTINS): Define as 0.
6429 * config/rs6000/aix43.h (TARGET_EXTRA_BUILTINS): Same.
6431 2016-06-18 John David Anglin <danglin@gcc.gnu.org>
6433 * config/pa/pa.h (TARGET_LONG_PIC_PCREL_CALL): Remove.
6435 2016-06-18 Eric Botcazou <ebotcazou@adacore.com>
6438 * reload1.c (reload): Pass 0 to finish_spills when called because
6439 update_eliminables_and_spill returns true and remove did_spill.
6440 (finish_spills): Adjust comment and document GLOBAL parameter.
6442 2016-06-17 DJ Delorie <dj@redhat.com>
6445 * config/rl78/rl78-expand.c (umulqihi3): Enable for G10.
6446 * config/rl78/rl78-virtual.c (umulhi3_shift_virt): Likewise.
6447 (umulqihi3_virt): Likewise.
6448 * config/rl78/rl78-real.c (umulhi3_shift_real): Likewise.
6449 (umulqihi3_real): Likewise.
6451 2016-06-17 Martin Liska <mliska@suse.cz>
6453 * tree-ssa-reassoc.c (transform_add_to_multiply): Use auto_vec.
6455 2016-06-17 Martin Liska <mliska@suse.cz>
6457 * predict.def: PRED_LOOP_EXIT from 92 to 85.
6459 2016-06-17 James Greenhalgh <james.greenhalgh@arm.com>
6461 * config/arm/arm_neon.h (vadd_f32): replace __FAST_MATH with
6463 (vaddq_f32): Likewise.
6464 (vmul_f32): Likewise.
6465 (vmulq_f32): Likewise.
6466 (vsub_f32): Likewise.
6467 (vsubq_f32): Likewise.
6469 2016-06-17 Bin Cheng <bin.cheng@arm.com>
6471 PR tree-optimization/71347
6472 * tree-ssa-loop-ivopts.c (determine_group_iv_cost_address): Compute
6473 cost for all uses in group.
6475 2016-06-17 Bin Cheng <bin.cheng@arm.com>
6477 * tree-vect-loop.c (vect_create_epilog_for_reduction): Only
6478 insert gimple seq if it's not empty.
6480 2016-06-17 Bin Cheng <bin.cheng@arm.com>
6482 * tree-vectorizer.h (struct dr_with_seg_len): Remove class
6484 * tree-vect-data-refs.c (operator ==): Handle DR_OFFSET directly,
6486 (comp_dr_with_seg_len_pair): Ditto.
6487 (vect_prune_runtime_alias_test_list): Ditto. Also Canonicalize
6488 struct dr_with_seg_len_pair against DR_OFFSET.
6489 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks): Handle
6492 2016-06-17 Szabolcs Nagy <szabolcs.nagy@arm.com>
6494 * config/aarch64/geniterators.sh: Handle parenthesised conditions.
6496 2016-06-16 John David Anglin <danglin@gcc.gnu.org>
6498 * config/pa/pa.c (pa_output_pic_pcrel_sequence): New.
6499 (pa_output_lbranch): Use pa_output_pic_pcrel_sequence.
6500 (pa_output_millicode_call): Likewise.
6501 (pa_output_call): Likewise.
6502 (pa_output_indirect_call): Likewise.
6503 (pa_asm_output_mi_thunk): Likewise.
6505 2016-06-16 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6507 * doc/invoke.texi (x86 Options): Fix -mno-fp-ret-in-387 typo.
6509 2016-06-16 Martin Liska <mliska@suse.cz>
6511 * predict.c (combine_predictions_for_insn): When we find a first
6512 match predictor, we should consider just predictors with
6513 PRED_FLAG_FIRST_MATCH. Print either first match (if any) or
6514 DS theory predictor.
6515 (combine_predictions_for_bb): Likewise.
6517 2016-06-16 Jakub Jelinek <jakub@redhat.com>
6519 * gimplify.c (gimplify_scan_omp_clauses): Handle COMPONENT_REFs
6520 with base of reference to struct.
6522 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
6524 * doc/invoke.texi (x86 Options): Document -m80387 and -mhard-float.
6526 2016-06-16 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
6529 * config/avr/avr.c (avr_asm_init_sections): Remove setup of
6530 progmem_swtable_section.
6531 (progmem_swtable_section): Remove.
6532 (avr_asm_function_rodata_section): Remove.
6533 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
6534 * config/avr/avr.h (JUMP_TABLES_IN_TEXT_SECTION: Define to 1.
6536 2016-06-16 Jocelyn Mayer <l_indien@magic.fr>
6538 * config/i386/driver-i386.c (host_detect_local_cpu): Set
6539 PROCESSOR_K8 for signature_CENTAUR_ebx with has_longmode.
6540 <case PROCESSOR_K8>: Pass nano-3000, nano, eden-x2 or k8 for
6541 signature_CENTAUR_ebx.
6542 * config/i386/i386.c (ix86_option_override_internal): Add
6543 definitions for VIA c7, samuel-2, nehemiah, esther, eden-x2, eden-x4,
6544 nano, nano-1000, nano-2000, nano-3000, nano-x2 and nano-x4.
6545 * doc/invoke.texi (x86 Options): Document new VIA -march entries.
6547 2016-06-16 Martin Liska <mliska@suse.cz>
6549 * predict.def: Add fortran loop preheader predictor.
6550 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Properly
6551 fold IFN_BUILTIN_EXPECT with a known constant argument.
6553 2016-06-16 Martin Liska <mliska@suse.cz>
6555 * predict.def: Add 'Fortran' to display text of all
6556 PRED_FORTRAN_* predictors.
6558 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
6561 * config/ia64/ia64.c (enum ia64_builtins) [IA64_BUILTIN_NANQ]: New.
6562 [IA64_BUILTIN_NANSQ]: Ditto.
6563 (ia64_fold_builtin): New function.
6564 (TARGET_FOLD_BUILTIN): New define.
6565 (ia64_init_builtins) Declare const_string_type node.
6566 Add __builtin_nanq and __builtin_nansq builtin functions.
6567 (ia64_expand_builtin): Handle IA64_BUILTIN_NANQ and IA64_BUILTIN_NANSQ.
6569 2016-06-16 Nick Clifton <nickc@redhat.com>
6571 * config/msp430/msp430-opts.h (msp430_hwmult_types): Add
6572 MSP430_HWMULT_ prefix to enum values.
6573 (msp430_regions): Add MSP430_REGION_ prefix to enum values.
6574 * config/msp430/msp430.c: Update use of enum values.
6575 * config/msp430/msp430.md: Likewise.
6576 * config/msp430/msp430.opt: Likewise.
6578 2016-06-16 Jan Hubicka <hubicka@ucw.cz>
6580 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Fix estimation
6581 of comparsions in the last iteration.
6583 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
6584 Joern Rennecke <joern.rennecke@embecosm.com>
6586 * config/arc/arc.c (arc_print_operand_address): Handle pc-relative
6588 (arc_needs_pcl_p): Add GOTOFFPC.
6589 (arc_legitimate_pic_addr_p): Likewise.
6590 (arc_output_pic_addr_const): Likewise.
6591 (arc_legitimize_pic_address): Generate a pc-relative address using
6593 (arc_output_libcall): Use @pcl syntax.
6594 (arc_delegitimize_address_0): Delegitimize ARC_UNSPEC_GOTOFFPC.
6595 * config/arc/arc.md ("unspec"): Add ARC_UNSPEC_GOTOFFPC.
6596 (*movsi_insn): Use @pcl syntax.
6597 (doloop_begin_i): Likewise.
6599 2016-06-16 Martin Liska <mliska@suse.cz>
6601 * predict.def: Define a new predictor.
6603 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
6605 * config/arc/arc.opt (mtp-regno): Update text.
6607 2016-06-16 Renlin Li <renlin.li@arm.com>
6609 * config/aarch64/aarch64.c (aarch64_legitimize_address): Fix a typo.
6611 2016-06-16 Jakub Jelinek <jakub@redhat.com>
6614 * config/i386/i386.md (setcc + movzbl peephole2): Use reg_set_p.
6615 (setcc + and peephole2): Likewise.
6617 PR rtl-optimization/71532
6618 * cse.c (cse_insn): For const/pure calls, invalidate argument passing
6621 2016-06-15 Michael Meissner <meissner@linux.vnet.ibm.com>
6623 * config/rs6000/vsx.md (VSINT_84): Add DImode to enable loading
6624 DImode constants with XXSPLTIB in vector registers.
6625 (vsx_extract_<mode>, V2DImode/V2DFmode): Combine both
6626 vsx_extract_<mode>_internal{1,2} into a single insn that handles
6627 direct move (both ISA 2.07 and ISA 3.0 versions), and optimizes
6628 extraction of the element at the top of the register as a scalar
6630 (vsx_extract_<mode>_internal1): Likewise.
6631 (vsx_extract_<mode>_internal2): Likewise.
6632 * config/rs6000/constraints.md (wi constraint): Remove a comment
6633 about DImode not being allowed in Altivec registers.
6634 (wB constraint): New constraint for constants that can be
6635 generated in Altivec registers with VSPLTISW/VUPKHSW.
6636 * config/rs6000/predicates.md (xxspltib_constant_split): Update
6638 (xxspltib_constant_nosplit): Likewise.
6639 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Add
6640 support for -mupper-regs-di to enable DImode to go into Altivec
6642 (POWERPC_MASKS): Likewise.
6643 (power7 cpu): Likewise.
6644 * config/rs6000/rs6000.opt (-mupper-regs-di): Likewise.
6645 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Add support
6646 for DImode being allowed in Altivec registers. Update wi/wj
6647 constraints. Set scalar_in_vmx_p flag.
6648 (rs6000_option_override_internal): Add checks for -mupper-regs-di.
6649 (xxspltib_constant_p): Allow CONST_INT's with VOIDmode. Don't
6650 return true if we could use VSPLTISW/VUPKHSW instead of XXSPLTIB.
6651 (rs6000_opt_masks): Add -mupper-regs-di.
6652 * config/rs6000/rs6000.md (lfiwax): Update clobbers that don't use
6653 direct move to use wi and not wj.
6655 (floatsi<mode>2_lfiwax_mem): Combine alternatives into a single
6657 (floatunssi<mode>2_lfiwzx_mem): Likewise.
6658 (fix_trunc<mode>di2_fctidz): Change second alternative to allow
6659 any VSX register, instead of just Altivec registers, to allow
6660 either operand to be an Altivec register or both.
6661 (fixuns_trunc<mode>di2_fctiduz): Likewise.
6662 (movdi_internal32): Add support for -mupper-regs-di. Add support
6663 to load constants via XXSPLTIB or VSPLTISW. Add spacing to allow
6664 the alternatives and attributes to be lined up to be easier to
6666 (movdi_internal64): Likewise.
6667 (64-bit DImode splitters): Change predicates to only split loading
6668 up GPR registers. Add splits for using XXSPLTIB or VSPLTISW to
6669 load constants in ISA 3.0 or ISA 2.07 respectively.
6670 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
6671 -mupper-regs-di. Update -mupper-regs-df and -mupper-regs-sf to
6672 mention -mcpu=power9 sets these options.
6673 * doc/md.texi (PowerPC and IBM RS6000 constraints): Document the
6676 2016-06-15 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
6679 * config/avr/avr.c (avr_set_current_function): Warn misspelled
6680 interrupt/ signal handler if -Wmisspelled-isr flag is enabled.
6681 * config/avr/avr.opt (Wmisspelled-isr): New warning flag. Enabled
6682 by default to warn misspelled interrupt/ signal handler.
6683 * doc/invoke.texi (AVR Options): Document it. Update description
6684 for -nodevicelib option.
6686 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6688 * config/aarch64/aarch64-simd.md (aarch64_<sur>shll_n<mode>): Clean
6689 up parentheses. Use GET_MODE_UNIT_BITSIZE.
6690 (aarch64_<sur>shll2_n<mode>): Likewise.
6692 2016-06-15 Ilya Enkovich <ilya.enkovich@intel.com>
6695 * ipa-chkp.c (chkp_build_instrumented_fndecl): Fix
6696 DECL_CONTEXT for copied arguments.
6698 2016-06-15 Alan Hayward <alan.hayward@arm.com>
6700 PR tree-optimization/71483
6701 * tree-vect-loop.c (vectorizable_live_operation): Pick correct index
6704 2016-06-15 Martin Liska <mliska@suse.cz>
6706 * predict.c (tree_predict_by_opcode): Call predict_edge_def
6707 instead of predict_edge w/o a probability.
6709 2016-06-15 Alan Hayward <alan.hayward@arm.com>
6711 PR tree-optimization/71439
6712 * tree-vect-loop.c (vect_analyze_loop_operations): Additional check for
6715 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6717 * ifcvt.c (bb_ok_for_noce_multiple_sets): Allow simple lowpart
6718 register subregs in SET_SRC.
6720 2016-06-15 Richard Biener <rguenther@suse.de>
6722 * tree-vect-stmts.c (vectorizable_store): Remove strided grouped
6725 2016-06-15 Richard Biener <rguenther@suse.de>
6727 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence): Do
6728 not consider dependences between accesses that belong to the
6730 (vect_analyze_data_ref_dependences): Do not analyze read-read
6731 or self-dependences.
6733 2016-06-14 David Malcolm <dmalcolm@redhat.com>
6735 * spellcheck-tree.c: Include spellcheck-tree.h rather than
6737 (find_closest_identifier): Reimplement in terms of
6738 best_match<tree,tree>.
6739 * spellcheck-tree.h: New file.
6740 * spellcheck.c (struct edit_distance_traits<const char *>): New
6742 (find_closest_string): Reimplement in terms of
6743 best_match<const char *, const char *>.
6744 * spellcheck.h (levenshtein_distance): Move prototype of tree-based
6745 overload to spellcheck-tree.h.
6746 (find_closest_identifier): Likewise.
6747 (struct edit_distance_traits<T>): New template.
6748 (class best_match): New class.
6750 2016-06-14 David Malcolm <dmalcolm@redhat.com>
6752 * selftest-run-tests.c (selftest::run_tests): Call
6753 selftest::spellcheck_tree_c_tests.
6754 * selftest.h (selftest::spellcheck_tree_c_tests): New decl.
6755 * spellcheck-tree.c: Include selftest.h and stringpool.h.
6756 (selftest::test_find_closest_identifier): New function.
6757 (selftest::spellcheck_tree_c_tests): New function.
6758 * spellcheck.c (selftest::test_find_closest_string): Verify that
6759 the order of the vec does not affect the results for this case.
6760 (selftest::test_data): New array.
6761 (selftest::test_metric_conditions): New function.
6762 (selftest::spellcheck_c_tests): Add a test of case-comparison.
6763 Call selftest::test_metric_conditions.
6765 2016-06-14 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6767 * config/rs6000/rs6000-builtin.def (commentary): Typo.
6768 (BU_P9_MISC_1): Likewise.
6769 (BU_P9_64BIT_MISC_0): Likewise.
6770 (BU_P9_MISC_0): Likewise.
6772 2016-06-14 David Malcolm <dmalcolm@redhat.com>
6774 * gcc-rich-location.c
6775 (gcc_rich_location::add_fixit_misspelled_id): New method.
6776 * gcc-rich-location.h
6777 (gcc_rich_location::add_fixit_misspelled_id): Add decl.
6779 2016-06-14 Andreas Tobler <andreast@gcc.gnu.org>
6781 * config/arm/freebsd.h: Only enable unaligned access for armv6 on
6782 FreeBSD 11 and above.
6784 2016-06-14 Uros Bizjak <ubizjak@gmail.com>
6786 * config/i386/i386.md (signbittf2): Emit sse_movmskps for TARGET_SSE.
6788 2016-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6790 * expmed.h: Close parenthesis in "at your option" in copyright
6792 * lower-subreg.h: Likewise.
6794 2016-06-14 Richard Biener <rguenther@suse.de>
6797 * genmatch.c (expr::gen_transform): Use in_type for comparisons
6800 2015-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6802 * config/aarch64/aarch64.c (aarch64_mask_and_shift_for_ubfiz_p):
6804 (aarch64_rtx_costs): Use it. Rewrite CONST_INT_P (op1) case to handle
6806 * config/aarch64/aarch64-protos.h (aarch64_mask_and_shift_for_ubfiz_p):
6808 * config/aarch64/aarch64.md (*andim_ashift<mode>_bfiz): Replace
6809 matching condition with aarch64_mask_and_shift_for_ubfiz_p.
6811 2016-06-14 Richard Biener <rguenther@suse.de>
6813 PR tree-optimization/71522
6814 * tree-ssa.c (non_rewritable_lvalue_p): Do not rewrite non-float
6815 copying into float copying.
6817 2016-06-14 Jakub Jelinek <jakub@redhat.com>
6819 PR tree-optimization/71520
6820 * tree-ssa-tail-merge.c (find_duplicate): Handle labels.
6821 (replace_block_by): Move user labels from bb1 to bb2.
6823 2016-06-14 Richard Biener <rguenther@suse.de>
6827 * expr.h (get_bit_range): Declare.
6828 * expr.c (get_bit_range): Export.
6829 * fold-const.c (optimize_bit_field_compare): Use get_bit_range and
6830 word_mode again to constrain the bitfield access.
6832 2016-06-14 Richard Biener <rguenther@suse.de>
6834 PR tree-optimization/71521
6835 * tree-vrp.c (extract_range_from_binary_expr_1): Guard
6836 division int_const_binop against zero divisor.
6838 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
6840 * config/i386/i386.md (signbittf2): New expander.
6841 * config/i386/sse.md (ptesttf2): New insn pattern.
6843 2016-06-13 David Malcolm <dmalcolm@redhat.com>
6846 * input.c (selftest::test_reading_source_line): Avoid reading from
6847 __FILE__ by creating a tempfile with known content and reading
6850 2016-06-13 David Malcolm <dmalcolm@redhat.com>
6852 * pretty-print.c (assert_pp_format_colored): Skip the test if
6854 (test_pp_format): Remove comment about GCC_COLORS.
6856 2016-06-13 David Malcolm <dmalcolm@redhat.com>
6858 * input.c (test_reading_source_line): Use SELFTEST_LOCATION.
6859 * pretty-print.c (assert_pp_format_va): Add location param and use
6860 it with ASSERT_STREQ_AT.
6861 (assert_pp_format): Add location param and pass it to
6862 assert_pp_format_va.
6863 (assert_pp_format_colored): Likewise.
6864 (ASSERT_PP_FORMAT_1): New.
6865 (ASSERT_PP_FORMAT_2): New.
6866 (ASSERT_PP_FORMAT_3): New.
6867 (test_pp_format): Provide SELFTEST_LOCATION throughout, either
6868 explicitly, or implicitly via the above macros.
6869 * selftest.c (selftest::pass): Use a selftest::location rather
6871 (selftest::fail): Likewise. Print the function name.
6872 (selftest::fail_formatted): Likewise.
6873 (selftest::assert_streq): Use a selftest::location rather than
6875 * selftest.h (selftest::location): New struct.
6876 (SELFTEST_LOCATION): New macro.
6877 (selftest::pass): Accept a const location & rather than file
6879 (selftest::fail): Likewise.
6880 (selftest::fail_formatted): Likewise.
6881 (selftest::assert_streq): Likewise.
6882 (ASSERT_TRUE): Update for above changes, using SELFTEST_LOCATION.
6883 (ASSERT_FALSE): Likewise.
6884 (ASSERT_EQ): Likewise.
6885 (ASSERT_NE): Likewise.
6886 (ASSERT_STREQ): Likewise.
6887 (ASSERT_PRED1): Likewise.
6888 (ASSERT_STREQ_AT): New macro.
6890 2016-06-13 David Malcolm <dmalcolm@redhat.com>
6892 * selftest.c (selftest::fail_formatted): New function.
6893 (selftest::assert_streq): New function.
6894 * selftest.h (selftests::fail_formatted): New decl.
6895 (selftest::assert_streq): New decl.
6896 (ASSERT_STREQ): Reimplement in terms of selftest::assert_streq.
6898 2016-06-13 Jeff Law <law@redhat.com>
6900 PR tree-optimization/71403
6901 * tree-ssa-threadbackward.c
6902 (convert_and_register_jump_thread_path): No longer accept reference
6903 to path. Do not pop items off the path anymore.
6904 (fsm_find_control_statement_thread_paths): Do not allow threading
6905 to a deeper loop nest. Pop the last item off the path here rather
6906 than in convert_and_register_jump_thread_path.
6908 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
6909 Wilco Dijkstra <Wilco.Dijkstra@arm.com>
6911 [AArch64] Emit division using the Newton series
6913 * config/aarch64/aarch64-protos.h
6914 (cpu_approx_modes): Add new member "division".
6915 (aarch64_emit_approx_div): Declare new function.
6916 * config/aarch64/aarch64.c
6917 (generic_approx_modes): New member "division".
6918 (exynosm1_approx_modes): Likewise.
6919 (xgene1_approx_modes): Likewise.
6920 (aarch64_emit_approx_div): Define new function.
6921 * config/aarch64/aarch64.md ("div<mode>3"): New expansion.
6922 * config/aarch64/aarch64-simd.md ("div<mode>3"): Likewise.
6923 * config/aarch64/aarch64.opt (-mlow-precision-div): Add new option.
6924 * doc/invoke.texi (-mlow-precision-div): Describe new option.
6926 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
6927 Wilco Dijkstra <wilco.dijkstra@arm.com>
6929 [AArch64] Emit square root using the Newton series
6931 * config/aarch64/aarch64-protos.h
6932 (aarch64_emit_approx_rsqrt): Replace with new function
6933 "aarch64_emit_approx_sqrt".
6934 (cpu_approx_modes): New member "sqrt".
6935 * config/aarch64/aarch64.c
6936 (generic_approx_modes): New member "sqrt".
6937 (exynosm1_approx_modes): Likewise.
6938 (xgene1_approx_modes): Likewise.
6939 (aarch64_emit_approx_rsqrt): Replace with new function
6940 "aarch64_emit_approx_sqrt".
6941 (aarch64_override_options_after_change_1): Handle new option.
6942 * config/aarch64/aarch64-simd.md
6943 (rsqrt<mode>2): Use new function instead.
6944 (sqrt<mode>2): New expansion and insn definitions.
6945 * config/aarch64/aarch64.md: Likewise.
6946 * config/aarch64/aarch64.opt
6947 (mlow-precision-sqrt): Add new option description.
6948 * doc/invoke.texi (mlow-precision-sqrt): Likewise.
6950 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
6952 [AArch64] Add more choices for the reciprocal square root approximation
6954 Allow a target to prefer such operation depending on the operation mode.
6956 * config/aarch64/aarch64-protos.h
6957 (AARCH64_APPROX_MODE): New macro.
6958 (AARCH64_APPROX_{NONE,ALL}): Likewise.
6959 (cpu_approx_modes): New structure.
6960 (tune_params): New member "approx_modes".
6961 * config/aarch64/aarch64-tuning-flags.def
6962 (AARCH64_EXTRA_TUNE_APPROX_RSQRT): Remove macro.
6963 * config/aarch64/aarch64.c
6964 (generic_approx_modes): New core "cpu_approx_modes" structure.
6965 (exynosm1_approx_modes): Likewise.
6966 (xgene1_approx_modes): Likewise.
6967 (generic_tunings): New member "approx_modes".
6968 (cortexa35_tunings): Likewise.
6969 (cortexa53_tunings): Likewise.
6970 (cortexa57_tunings): Likewise.
6971 (cortexa72_tunings): Likewise.
6972 (exynosm1_tunings): Likewise.
6973 (thunderx_tunings): Likewise.
6974 (xgene1_tunings): Likewise.
6975 (use_rsqrt_p): New argument for the mode and use new member from
6977 (aarch64_builtin_reciprocal): Devise mode from builtin.
6978 (aarch64_optab_supported_p): New argument for the mode.
6979 * doc/invoke.texi (-mlow-precision-recip-sqrt): Reword description.
6981 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
6983 * config/rs6000/rs6000.h (RS6000_BTM_COMMON): Add the
6984 RS6000_BTM_MODULO flag into the set of flags that are considered
6985 to be part of the common configuration.
6987 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
6989 * config/rs6000/altivec.h (vec_absd): New macro for vector absolute
6990 difference unsigned.
6991 (vec_absdb): New macro for vector absolute difference unsigned
6993 (vec_absdh): New macro for vector absolute difference unsigned
6995 (vec_absdw): New macro for vector absolute difference unsigned word.
6996 * config/rs6000/altivec.md (UNSPEC_VADU): New value.
6997 (vadu<mode>3): New insn.
6998 (*p9_vadu<mode>3): New insn.
6999 * config/rs6000/rs6000-builtin.def (vadub): New built-in
7001 (vaduh): New built-in definition.
7002 (vaduw): New built-in definition.
7003 (vadu): New overloaded built-in definition.
7004 (vadub): New overloaded built-in definition.
7005 (vaduh): New overloaded built-in definition.
7006 (vaduw): New overloaded built-in definition.
7007 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
7008 overloaded vector absolute difference unsigned functions.
7009 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
7010 the ISA 3.0 vector absolute difference unsigned built-in functions.
7012 2016-06-13 Eric Botcazou <ebotcazou@adacore.com>
7014 * tree-ssa-sccvn.c (vn_reference_lookup_3): Use a uniform test and
7015 update shared_lookup_references only once after changing operands.
7017 2016-06-13 Thomas Schwinge <thomas@codesourcery.com>
7020 * tree-nested.c (convert_nonlocal_omp_clauses)
7021 (convert_local_omp_clauses): Document missing OMP_CLAUSE_*.
7023 * tree-cfg.c (edge_to_cases_cleanup): Fix CASE_CHAIN typo.
7024 * tree.def (CASE_LABEL_EXPR): Likewise.
7026 2016-06-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
7029 * input.c (test_builtins): Fix an assertion.
7031 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
7033 * config/i386/i386.md (paritydi2): Use ix86_expand_setcc.
7036 (isinf<mode>2): Ditto.
7038 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
7040 * ggc-tests.c (test_finalization): Only test need_finalization_p
7041 for GCC_VERSION >= 4003.
7043 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7045 * config/s390/vecintrin.h: Fix file description in comment.
7047 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7049 * config/s390/s390-builtin-types.def: Change builtin type naming
7050 scheme to match builtin-types.def.
7052 2016-06-13 Marc Glisse <marc.glisse@inria.fr>
7054 * fold-const.c (optimize_minmax_comparison): Remove.
7055 (fold_comparison): Remove call to the above.
7056 * match.pd (MIN (X, Y) == X, MIN (X, 5) == 0, MIN (X, C1) < C2):
7057 New transformations.
7059 2016-06-13 Alan Hayward <alan.hayward@arm.com>
7061 PR tree-optimization/71416
7062 * tree-vect-loop.c (vectorizable_live_operation): Let worklist have
7065 2016-06-13 Martin Liska <mliska@suse.cz>
7067 * predict.c (enum predictor_reason): Prefix enum with REASON_.
7068 (combine_predictions_for_insn): Likewise.
7069 (prune_predictions_for_bb): Likewise.
7070 (combine_predictions_for_bb): Likewise.
7072 2016-06-13 Richard Biener <rguenther@suse.de>
7074 PR tree-optimization/71505
7075 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Make
7076 assert match comment.
7078 2016-06-13 Marek Polacek <polacek@redhat.com>
7081 * gimplify.c (maybe_warn_switch_unreachable): Factored out of
7082 gimplify_switch_expr.
7083 (warn_switch_unreachable_r): New function.
7085 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7088 * config/s390/s390.c (s390_expand_builtin): Increase MAX_ARGS by
7091 2016-06-13 Richard Biener <rguenther@suse.de>
7094 * fold-const.c (fold_unary_loc): Preserve alignment when
7095 folding a VIEW_CONVERT_EXPR into a MEM_REF.
7097 2016-06-13 Martin Liska <mliska@suse.cz>
7100 * toplev.c (process_options): Do not enable -fcheck-pointer-bounds
7101 w/ -fsanitize=bounds.
7103 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
7105 * config/i386/i386.c (ix86_init_builtins): Calculate
7106 FLOAT128_FTYPE_CONST_STRING function type only once.
7107 * doc/extend.texi (x86 Built-in Functions): Update text, __float128
7108 built-in functions are available for x86-32 and x86-64 targets.
7110 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
7113 * config/i386/i386.i386-builtin-types.def (CONST_STRING):
7115 (FLOAT128_FTYPE_CONST_STRING): New function type.
7116 * config/i386/i386.c (enum ix86_builtins) [IX86_BUILTIN_NANQ]: New.
7117 [IX86_BUILTIN_NANSQ]: Ditto.
7118 (ix86_fold_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
7119 (ix86_init_builtin_types): Declare const_string_type_node.
7120 (ix86_init_builtins): Add __builtin_nanq and __builtin_nansq
7122 (ix86_expand_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
7123 * doc/extend.texi (x86 Built-in Functions): Document
7124 __builtin_nanq and __builtin_nansq.
7126 2016-06-11 Jiong Wang <jiong.wang@arm.com>
7129 * config/arm/arm-protos.h (arm_attr_length_pop_multi): New declaration.
7130 * config/arm/arm.c (arm_attr_length_pop_multi): New function to return
7131 length for pop patterns.
7132 (arm_attr_length_push_multi): Update comments.
7133 * config/arm/arm.md (*load_multiple_with_writeback): Set "length"
7135 (*pop_multiple_with_writeback_and_return): Likewise.
7136 (*pop_multiple_with_return): Likewise.
7138 2016-06-11 Segher Boessenkool <segher@kernel.crashing.org>
7141 * fold-const.c (optimize_bit_field_compare): Don't try to use
7142 word_mode unconditionally for reading the bit field, look at
7143 DECL_BIT_FIELD_REPRESENTATIVE instead.
7145 2016-06-11 Kugan Vivekanandarajah <kuganv@linaro.org>
7148 * tree-ssa-reassoc.c (reassociate_bb): Remove (-1) from ops list for
7149 vector integer type.
7151 2016-06-10 Jakub Jelinek <jakub@redhat.com>
7154 * tree-nested.c (convert_nonlocal_reference_stmt): For GIMPLE_GOTO
7155 without LABEL_DECL, set *handled_ops_p to false instead of true.
7157 2016-06-10 Martin Sebor <msebor@redhat.com>
7160 * builtin-attrs.def (ATTR_NOTHROW_NONNULL_LEAF_LIST): New macro.
7161 (ATTR_NOTHROW_NONNULL_TYPEGENERIC_LEAF): Same.
7162 * builtins.def (BUILT_IN_SADD_OVERFLOW, BUILT_IN_SADDL_OVERFLOW): Use
7164 (BUILT_IN_SADDLL_OVERFLOW, BUILT_IN_SSUB_OVERFLOW): Same.
7165 (BUILT_IN_SSUBL_OVERFLOW, BUILT_IN_SSUBLL_OVERFLOW): Same.
7166 (BUILT_IN_SMUL_OVERFLOW, BUILT_IN_SMULL_OVERFLOW): Same.
7167 (BUILT_IN_SMULLL_OVERFLOW, BUILT_IN_UADD_OVERFLOW): Same.
7168 (BUILT_IN_UADDL_OVERFLOW, BUILT_IN_UADDLL_OVERFLOW): Same.
7169 (BUILT_IN_USUB_OVERFLOW, BUILT_IN_USUBL_OVERFLOW): Same.
7170 (BUILT_IN_USUBLL_OVERFLOW, BUILT_IN_UMUL_OVERFLOW): Same.
7171 (BUILT_IN_UMULL_OVERFLOW, BUILT_IN_UMULLL_OVERFLOW): Same.
7173 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
7175 * config/arm/arm.h (pool_vector_label,
7176 return_used_this_function): Remove.
7178 2016-06-10 Jeff Law <law@redhat.com>
7180 PR tree-optimization/71335
7181 * tree-ssa-threadbackward.c (profitable_jump_thread_path): Filter out
7182 zero length paths here.
7183 (convert_and_register_jump_thread_path): Remove hacks related to
7184 duplicated blocks in the jump thread path.
7185 (fsm_find_control_statement_thread_paths): Avoid putting the same
7186 block on the thread path twice, but ensure the thread path is
7187 unchanged from the caller's point of view.
7189 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
7191 * predict.c (predict_loops): Remove PRED_LOOP_BRANCH.
7192 * predict.def (PRED_LOOP_BRANCH): Remove.
7194 2016-06-10 David Malcolm <dmalcolm@redhat.com>
7196 * Makefile.in (OBJS): Add ggc-tests.o.
7197 (GTFILES): Add ggc-tests.c.
7198 * ggc-tests.c: New file.
7199 * selftest-run-tests.c (selftest::run_tests): Call
7200 selftest::ggc_tests_c_tests.
7201 * selftest.h (selftest::ggc_tests_c_tests): New prototype.
7203 2016-06-10 Alexander Monakov <amonakov@ispras.ru>
7205 * match.pd (-1 / B < A): Use :c to avoid pattern duplication.
7207 2016-06-10 Maxim Ostapenko <m.ostapenko@samsung.com>
7210 * varasm.c (place_block_symbol): Adjust alignment for asan protected
7211 STRING_CSTs even if TREE_CONSTANT_POOL_ADDRESS_P.
7213 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
7215 * profile.c: Include cfgloop.h.
7216 (branch_prob): Compute estimated number of iterations.
7217 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Do not
7218 recompute estimate number of iterations from profile.
7220 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
7223 * reg-stack.c (check_asm_stack_operands): Explicit input arguments
7224 must be grouped on top of stack. Don't force early clobber
7225 on ordinary reg outputs.
7227 2016-06-10 Richard Biener <rguenther@suse.de>
7229 * targhooks.c (default_builtin_vectorization_cost): Adjust
7232 2016-06-10 Richard Biener <rguenther@suse.de>
7234 * gimple-fold.c (gimple_fold_builtin_memory_op): Make sure
7235 to fold the RHS to a constant if possible.
7237 2016-06-10 Thomas Schwinge <thomas@codesourcery.com>
7240 * tree-nested.c (convert_nonlocal_omp_clauses)
7241 (convert_local_omp_clauses): Handle OMP_CLAUSE_ASYNC,
7242 OMP_CLAUSE_WAIT, OMP_CLAUSE_INDEPENDENT, OMP_CLAUSE_AUTO,
7243 OMP_CLAUSE__CACHE_, OMP_CLAUSE_TILE.
7245 * gimplify.c (gimplify_adjust_omp_clauses): Discard
7247 * omp-low.c (scan_sharing_clauses): Don't expect OMP_CLAUSE_TILE.
7249 * omp-low.c (scan_sharing_clauses): Don't expect
7252 2016-06-10 Alan Hayward <alan.hayward@arm.com>
7254 PR tree-optimization/71407
7255 PR tree-optimization/71416
7256 * tree-vect-loop.c (vectorizable_live_operation): Use vectype for
7259 2016-06-10 Richard Biener <rguenther@suse.de>
7262 * cfgloop.c (alloc_loop): Initialize nb_iterations_likely_upper_bound.
7264 2016-06-09 Eric Botcazou <ebotcazou@adacore.com>
7266 * df-problems.c (df_note_bb_compute): Guard use of DF_INSN_INFO_GET.
7268 2016-06-09 Vladimir Makarov <vmakarov@redhat.com>
7269 Jiong Wang <jiong.wang@arm.com>
7271 PR rtl-optimization/70751
7272 * lra-constraints.c (process_alt_operands): Recognize Non-pseudo
7273 spilled into memory.
7275 2016-06-09 Jonathan Yong <10walls@gmail.com>
7278 2015-09-21 Jonathan Yong <10walls@gmail.com>
7280 * config/i386/cygwin.h (STARTFILE_SPEC): Explicitly search
7281 sysroot/usr/lib/32api for additional win32 libraries,
7282 fixes failing Cygwin bootstrapping.
7284 2016-06-09 Marcin Baczyński <marbacz@gmail.com>
7286 * diagnostic.h (diagnostic_line_cutoff, diagnostic_flush_buffer):
7289 2016-06-09 David Malcolm <dmalcolm@redhat.com>
7292 * pretty-print.c (pp_indent): Specify that %p is printed in a
7293 host-dependent manner.
7294 (test_pp_format): Remove the test for %p.
7296 2016-06-09 Maciej W. Rozycki <macro@imgtec.com>
7298 * config/mips/mips.c (mips_output_jump): Fix formatting.
7300 2016-06-09 Richard Biener <rguenther@suse.de>
7302 PR tree-optimization/71462
7303 * tree-ssa-loop-manip.c (find_uses_to_rename): Guard against
7306 2016-06-09 Martin Liska <mliska@suse.cz>
7308 * predict.c (dump_prediction): Add new argument.
7309 (enum predictor_reason): New enum.
7310 (struct predictor_hash): New struct.
7311 (predictor_hash::hash): New function.
7312 (predictor_hash::equal): Likewise.
7313 (not_removed_prediction_p): New function.
7314 (prune_predictions_for_bb): Likewise.
7315 (combine_predictions_for_bb): Prune predictions.
7317 2016-06-09 Martin Liska <mliska@suse.cz>
7319 * predict.c (filter_predictions): New function.
7320 (remove_predictions_associated_with_edge): Use the filter
7322 (equal_edge_p): New function.
7324 2016-06-09 Stefan Bruens <stefan.bruens@rwth-aachen.de>
7326 * doc/invoke.texi (ARM Options): Use lexicographical ordering.
7327 Correct usage of @samp vs @option, add @samp where appropriate.
7328 Add -march={armv6k,armv6z,arm6zk}, remove -march=ep9312.
7329 Add armv6s-m and document it, as it is no official ARM name.
7331 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7333 * ifcvt.c (struct noce_if_info): Add transform_name field.
7334 (noce_try_move): Set if_info->transform_name to the function name.
7335 (noce_try_ifelse_collapse): Likewise.
7336 (noce_try_store_flag): Likewise.
7337 (noce_try_inverse_constants): Likewise.
7338 (noce_try_store_flag_constants): Likewise.
7339 (noce_try_addcc): Likewise.
7340 (noce_try_store_flag_mask): Likewise.
7341 (noce_try_cmove): Likewise.
7342 (noce_try_cmove_arith): Likewise.
7343 (noce_try_minmax): Likewise.
7344 (noce_try_abs): Likewise.
7345 (noce_try_sign_mask): Likewise.
7346 (noce_try_bitop): Likewise.
7347 (noce_convert_multiple_sets): Likewise.
7348 (noce_process_if_block): Print if_info->transform_name to
7349 dump_file if transformation succeeded.
7351 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7353 * config/arm/cortex-a57.md (cortex_a57_alu):
7356 2016-06-08 Martin Sebor <msebor@redhat.com>
7357 Jakub Jelinek <jakub@redhat.com>
7361 * builtins.def (BUILT_IN_ADD_OVERFLOW_P, BUILT_IN_SUB_OVERFLOW_P,
7362 BUILT_IN_MUL_OVERFLOW_P): New builtins.
7363 * builtins.c: Include gimple-fold.h.
7364 (fold_builtin_arith_overflow): Handle
7365 BUILT_IN_{ADD,SUB,MUL}_OVERFLOW_P.
7366 (fold_builtin_3): Likewise.
7367 * doc/extend.texi (Integer Overflow Builtins): Document
7368 __builtin_{add,sub,mul}_overflow_p.
7370 2016-06-08 Jose E. Marchesi <jose.marchesi@oracle.com>
7372 * config/sparc/driver-sparc.c (cpu_names): Fix the entry for the
7373 SPARC-M7 and add an entry for SPARC-S7 cpus (Sonoma).
7375 2016-06-08 Alan Lawrence <alan.lawrence@arm.com>
7377 * config/aarch64/aarch64.c (aarch64_function_arg_alignment):
7378 Rewrite, looking one level down for records and arrays.
7380 2016-06-08 David Malcolm <dmalcolm@redhat.com>
7382 * pretty-print.c: Include "selftest.h".
7383 (pp_format): Fix comment.
7384 (identifier_to_locale): Likewise.
7385 (selftest::test_basic_printing): New function.
7386 (selftest::assert_pp_format): New function.
7387 (selftest::test_pp_format): New function.
7388 (selftest::pretty_print_c_tests): New function.
7389 * selftest-run-tests.c (selftest::run_tests): Call
7390 selftest::pretty_print_c_tests.
7391 * selftest.h (pretty_print_c_tests): New declaration.
7393 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
7395 * invoke.texi (max-loop-headers-insns): Document.
7396 * params.def (PARAM_MAX_LOOP_HEADER_INSNS): New.
7397 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Update comment.
7398 (ch_base::copy_headers): Use PARAM_MAX_LOOP_HEADER_INSNS.
7400 2016-06-08 Richard Biener <rguenther@suse.de>
7402 * tree-vect-stmts.c (vectorizable_load): Remove restrictions
7403 on strided SLP loads and fall back to scalar loads in case
7404 we can't chunk them.
7406 2016-06-08 Richard Biener <rguenther@suse.de>
7408 PR tree-optimization/71452
7409 * tree-ssa.c (non_rewritable_lvalue_p): Make sure that the
7410 type used for the SSA rewrite has enough precision to cover
7411 the dynamic type of the location.
7413 2016-06-08 Jakub Jelinek <jakub@redhat.com>
7414 Richard Biener <rguenther@suse.de>
7417 * fold-const.c (fold_comparison): Handle CONSTANT_CLASS_P (base0)
7418 the same as DECL_P (base0) for indirect_base0. Use equality_code
7419 in one further place.
7421 2016-06-08 Richard Sandiford <richard.sandiford@arm.com>
7423 * expmed.c (store_bit_field_1): Do not restrict a multiword op0
7424 to one word if the field is known to overlap other words.
7425 (extract_bit_field_1): Likewise.
7426 (store_split_bit_field): Remove compensating code.
7427 (extract_split_bit_field): Likewise.
7429 2016-06-08 Bernd Schmidt <bschmidt@redhat.com>
7433 * tree-ssa-strlen.c (handle_builtin_memcmp): Ignore debug insns.
7435 2016-06-08 Jiong Wang <jiong.wang@arm.com>
7437 * config/aarch64/aarch64-builtins.def (faddp): New builtins for modes in
7439 * config/aarch64/aarch64-simd.md (aarch64_faddp<mode>): New.
7440 (arch64_addpv4sf): Delete.
7441 (reduc_plus_scal_v4sf): Use "gen_aarch64_faddpv4sf" instead of
7442 "gen_aarch64_addpv4sf".
7443 * config/aarch64/arm_neon.h (vpadd_f32): Remove inline assembly. Use
7445 (vpadds_f32): Likewise.
7446 (vpaddq_f32): Likewise.
7447 (vpaddq_f64): Likewise.
7449 2016-06-08 Jiong Wang <jiong.wang@arm.com>
7451 * config/aarch64/aarch64-builtins.def (fabd): New builtins for modes
7453 * config/aarch64/aarch64-simd.md (fabd<mode>_3): Extend modes from VDQF
7454 to VALLF. Rename to "fabd<mode>3".
7455 "*fabd_scalar<mode>3): Delete.
7456 * config/aarch64/arm_neon.h (vabds_f32): Remove inline assembly.
7458 (vabdd_f64): Likewise.
7459 (vabd_f32): Likewise.
7460 (vabd_f64): Likewise.
7461 (vabdq_f32): Likewise.
7462 (vabdq_f64): Likewise.
7464 2016-06-08 Jiong Wang <jiong.wang@arm.com>
7466 * config/aarch64/aarch64-builtins.def (rsqrts): New builtins for modes
7468 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_<mode>3): Rename to
7469 "aarch64_rsqrts<mode>".
7470 * config/aarch64/aarch64.c (get_rsqrts_type): Update gen* name.
7471 * config/aarch64/arm_neon.h (vrsqrtss_f32): Remove inline assembly. Use
7473 (vrsqrtsd_f64): Likewise.
7474 (vrsqrts_f32): Likewise.
7475 (vrsqrts_f64): Likewise.
7476 (vrsqrtsq_f32): Likewise.
7477 (vrsqrtsq_f64): Likewise.
7479 2016-06-08 Jiong Wang <jiong.wang@arm.com>
7481 * config/aarch64/aarch64-builtins.def (rsqrte): New builtins for modes
7483 * config/aarch64/aarch64-simd.md (aarch64_rsqrte_<mode>2): Rename to
7484 "aarch64_rsqrte<mode>".
7485 * config/aarch64/aarch64.c (get_rsqrte_type): Update gen* name.
7486 * config/aarch64/arm_neon.h (vrsqrts_f32): Remove inline assembly. Use
7488 (vrsqrted_f64): Likewise.
7489 (vrsqrte_f32): Likewise.
7490 (vrsqrte_f64): Likewise.
7491 (vrsqrteq_f32): Likewise.
7492 (vrsqrteq_f64): Likewise.
7494 2016-06-08 Jiong Wang <jiong.wang@arm.com>
7496 * config/aarch64/aarch64-builtins.def (scvtf): Register vector modes.
7500 * config/aarch64/aarch64-simd.md
7501 (<FCVT_F2FIXED:fcvt_fixed_insn><VDQF:mode>3): New.
7502 (<FCVT_FIXED2F:fcvt_fixed_insn><VDQ_SDI:mode>3): Likewise.
7503 * config/aarch64/arm_neon.h (vcvt_n_f32_s32): Remove inline assembly.
7505 (vcvt_n_f32_u32): Likewise.
7506 (vcvt_n_s32_f32): Likewise.
7507 (vcvt_n_u32_f32): Likewise.
7508 (vcvtq_n_f32_s32): Likewise.
7509 (vcvtq_n_f32_u32): Likewise.
7510 (vcvtq_n_f64_s64): Likewise.
7511 (vcvtq_n_f64_u64): Likewise.
7512 (vcvtq_n_s32_f32): Likewise.
7513 (vcvtq_n_s64_f64): Likewise.
7514 (vcvtq_n_u32_f32): Likewise.
7515 (vcvtq_n_u64_f64): Likewise.
7516 * config/aarch64/iterators.md (VDQ_SDI): New mode iterator.
7517 (VSDQ_SDI): Likewise.
7518 (fcvt_target): Support V4DI, V4SI and V2SI.
7519 (FCVT_TARGET): Likewise.
7521 2016-06-08 Jiong Wang <jiong.wang@arm.com>
7523 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New
7524 (TYPES_BINOP_SUS): Likewise.
7525 (aarch64_simd_builtin_data): Update include file name.
7526 (aarch64_builtins): Likewise.
7527 * config/aarch64/aarch64-simd-builtins.def (scvtf): New entries
7528 for conversion between scalar float-point and fixed-point.
7532 * config/aarch64/aarch64.md
7533 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3: New
7534 pattern for conversion between scalar float to fixed-pointer.
7535 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>: Likewise.
7536 (UNSPEC_FCVTZS): New UNSPEC enumeration.
7537 (UNSPEC_FCVTZU): Likewise.
7538 (UNSPEC_SCVTF): Likewise.
7539 (UNSPEC_UCVTF): Likewise.
7540 * config/aarch64/arm_neon.h (vcvtd_n_f64_s64): Remove inline assembly.
7542 (vcvtd_n_f64_u64): Likewise.
7543 (vcvtd_n_s64_f64): Likewise.
7544 (vcvtd_n_u64_f64): Likewise.
7545 (vcvtd_n_f32_s32): Likewise.
7546 (vcvts_n_f32_u32): Likewise.
7547 (vcvtd_n_s32_f32): Likewise.
7548 (vcvts_n_u32_f32): Likewise.
7549 * config/aarch64/iterators.md (fcvt_target): Support integer to float
7551 (FCVT_TARGET): Likewise.
7552 (FCVT_FIXED2F): New iterator.
7553 (FCVT_F2FIXED): Likewise.
7554 (fcvt_fixed_insn): New define_int_attr.
7556 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
7558 * predict.c (pass_strip_predict_hints::execute): Cleanup CFG if
7559 some statements was removed.
7561 2016-06-08 Alan Hayward <alan.hayward@arm.com>
7563 * tree-vect-data-refs.c (vect_analyze_data_refs): Remove debug newline.
7564 * tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): likewise.
7565 (vect_can_advance_ivs_p): likewise.
7566 (vect_update_ivs_after_vectorizer): likewise.
7567 * tree-vect-loop.c (vect_determine_vectorization_factor): likewise.
7568 (vect_analyze_scalar_cycles_1): likewise.
7569 (vect_analyze_loop_operations): likewise.
7570 (report_vect_op): likewise.
7571 (vect_is_slp_reduction): likewise.
7572 (vect_is_simple_reduction): likewise.
7573 (get_initial_def_for_induction): likewise.
7574 (vect_transform_loop): likewise.
7575 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): likewise.
7576 (vect_recog_sad_pattern): likewise.
7577 (vect_recog_widen_sum_pattern): likewise.
7578 (vect_recog_widening_pattern): likewise.
7579 (vect_recog_divmod_pattern): likewise.
7580 * tree-vect-slp.c (vect-build-slp_tree_1): likewise.
7581 (vect_analyze_slp_instance): likewise.
7582 (vect_transform_slp_perm_load): likewise.
7583 (vect_schedule_slp_instance): likewise.
7585 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
7587 * predict.c (predict_iv_comparison): Mention that heuristics is broken.
7588 (return_prediction): PRED_CONST_RETURN predict return as not taken.
7589 * predict.def (PRED_CONTINUE): Change hitrate 50->67
7590 (PRED_LOOP_BRANCH): Document predictor as broken.
7591 (PRED_LOOP_EXIT): Change hitrate 91->92.
7592 (PRED_LOOP_EXTRA_EXIT): Change hitrate 91->83.
7593 (PRED_POINTER, PRED_TREE_POINTER): Change hitrate 85->70.
7594 (PRED_OPCODE_POSITIVE): Change hitrate 79->64.
7595 (PRED_OPCODE_NONEQUAL): Change hitrate 91->66.
7596 (PRED_TREE_OPCODE_POSITIVE): Change hitrate 73->64
7597 (PRED_TREE_OPCODE_NONEQUAL): Chnage hitrate 72->66
7598 (PRED_CALL): Chane hitrate 71->67.
7599 (PRED_TREE_EARLY_RETURN): Document issues, change hitrate 61->54.
7600 (PRED_GOTO): Document as unused right now.
7601 (PRED_CONST_RETURN): Change hitrate 67->69
7602 (PRED_NEGATIVE_RETURN): Change hitrate 96->98
7603 (PRED_NULL_RETURN): Change hitrate 91->90.
7604 (PRED_LOOP_IV_COMPARE_GUESS): Change hitrate to 98.
7605 (PRED_FORTRAN_FAIL_ALLOC): Change hitrate to 62; document issues.
7606 (PRED_FORTRAN_SIZE_ZERO): Change hitrate to 99.
7608 2016-06-07 Bill Seurer <seurer@linux.vnet.ibm.com>
7610 * config/rs6000/altivec.h: Add __builtin_vec_mul.
7611 * config/rs6000/rs6000-builtin.def (vec_mul): Change vec_mul to a
7612 special case Altivec builtin.
7613 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
7614 VSX_BUILTIN_VEC_MUL (replaced with special case code).
7615 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
7616 code for ALTIVEC_BUILTIN_VEC_MUL.
7617 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
7618 for __builtin_vec_mul.
7620 2016-06-07 Peter Bergner <bergner@vnet.ibm.com>
7622 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mhtm and
7625 2016-06-07 David Malcolm <dmalcolm@redhat.com>
7627 * spellcheck.c (selftest::test_find_closest_string): New function.
7628 (spellcheck_c_tests): Call the above.
7630 2016-06-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7632 * simplify-rtx.c (simplify_cond_clz_ctz): Delete 'mode' local variable.
7634 2016-06-07 Jakub Jelinek <jakub@redhat.com>
7636 * config/i386/sse.md (avx_vec_concat<mode>): Add v=v,vm and
7637 Yv=Yv,C alternatives.
7639 2016-06-07 Richard Biener <rguenther@suse.de>
7642 * common.opt (ffast-math): Make Optimization.
7644 2016-06-07 Simon Dardis <simon.dardis@imgtec.com>
7645 Prachi Godbole <prachi.godbole@imgtec.com>
7647 * config/mips/p5600.md (p5600_fpu_fadd): Remove checking for
7648 `fabs' and `fneg' type attributes.
7649 (p5600_fpu_fabs): Add `fmove' to the comment.
7651 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
7653 * gimple.c: Include builtins.h
7654 (gimple_inexpensive_call_p): New function.
7655 * gimple.h (gimple_inexpensive_call_p): Declare.
7656 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Use it.
7657 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Likewise;
7660 2016-06-07 Paolo Carlini <paolo.carlini@oracle.com>
7662 * diagnostic.c (diagnostic_impl, diagnostic_n_impl): New.
7663 (inform, inform_at_rich_loc, inform_n, warning, warning_at,
7664 warning_at_rich_loc, warning_n, pedwarn, permerror,
7665 permerror_at_rich_loc, error, error_n, error_at, error_at_rich_loc,
7666 sorry, fatal_error, internal_error, internal_error_no_backtrace):
7669 2016-06-07 Richard Biener <rguenther@suse.de>
7671 PR tree-optimization/71428
7672 * tree-ssa-math-opts.c (perform_symbolic_merge): Properly distinguish
7673 BIT_FIELD_REF op vs. load.
7675 2016-06-07 Richard Biener <rguenther@suse.de>
7678 * match.pd ((X | ~Y) -> Y <= X): Properly invert the comparison
7681 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
7683 * config/pa/pa.md (call): Generate indirect long calls to non-local
7684 functions on TARGET_64BIT.
7685 (call_value): Likewise.
7687 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
7689 * config/pa/pa.md (call_val_reg_64bit): Remove "reg: DI " clobber from
7690 pattern and subsequent splitters.
7691 (call_val_reg_64bit_post_reload): Likewise.
7693 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
7696 * tree-ssa-reassoc.c (zero_one_operation): Fix NEGATE_EXPR operand for
7697 propagate_op_to_single_use.
7699 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
7702 * tree-ssa-reassoc.c (reassociate_bb): Set uid for negate stmt.
7704 2016-06-07 Uros Bizjak <ubizjak@gmail.com>
7706 * config/i386/i386.h (enum ix86_enitity): Add X86_DIRFLAG.
7707 (enum x86_dirflag_state): New enum.
7708 (NUM_MODES_FOR_MODE_SWITCHING): Add X86_DIRFLAG_ANY.
7709 (machine_function): Remove needs_cld.
7710 (ix86_current_function_needs_cld): Remove.
7711 * config/i386/i386.c (ix86_set_func_type): Set
7712 ix86_optimize_mode_switching[X86_DIRFLAG] to 1.
7713 (ix86_expand_prologue): Do not emit CLD here.
7714 (ix86_dirflag_mode_needed): New function.
7715 (ix86_dirflag_mode_entry): Ditto.
7716 (ix86_mode_needed): Handle X86_DIRFLAG entity.
7717 (ix86_mode_after): Ditto.
7718 (ix86_mode_entry): Ditto.
7719 (ix86_mode_exit): Ditto.
7720 (ix86_emit_mode_set): Ditto.
7721 * config/i386/i386.md (strmov_singleop): Set
7722 ix86_optimize_mode_switching[X86_DIRFLAG] to 1 for TARGET_CLD.
7723 Do not set ix86_current_function_needs_cld.
7725 (strset_singleop): Ditto.
7727 (cmpstrnqi_nz_1): Ditto.
7728 (cmpstrnqi_1): Ditto.
7729 (strlenqi_1): Ditto.
7731 2016-06-06 Jakub Jelinek <jakub@redhat.com>
7733 PR tree-optimization/71259
7734 * tree-vect-slp.c (vect_get_constant_vectors): For
7735 VECTOR_BOOLEAN_TYPE_P, return all ones constant instead of
7736 one for constant op, and use COND_EXPR for non-constant.
7738 2016-06-06 David Malcolm <dmalcolm@redhat.com>
7740 * Makefile.in (OBJS): Add function-tests.o,
7741 hash-map-tests.o, hash-set-tests.o, rtl-tests.o,
7742 selftest-run-tests.o.
7743 (OBJS-libcommon): Add selftest.o.
7744 (OBJS-libcommon-target): Add selftest.o.
7745 (all.internal): Add "selftest".
7746 (all.cross): Likewise.
7747 (selftest): New phony target.
7748 (s-selftest): New target.
7749 (selftest-gdb): New phony target.
7750 (COLLECT2_OBJS): Add selftest.o.
7751 * bitmap.c: Include "selftest.h".
7752 (selftest::test_gc_alloc): New function.
7753 (selftest::test_set_range): New function.
7754 (selftest::test_clear_bit_in_middle): New function.
7755 (selftest::test_copying): New function.
7756 (selftest::test_bitmap_single_bit_set_p): New function.
7757 (selftest::bitmap_c_tests): New function.
7758 * common.opt (fself-test): New.
7759 * diagnostic-show-locus.c: Include "selftest.h".
7760 (make_range): New function.
7761 (test_range_contains_point_for_single_point): New function.
7762 (test_range_contains_point_for_single_line): New function.
7763 (test_range_contains_point_for_multiple_lines): New function.
7764 (assert_eq): New function.
7765 (test_get_line_width_without_trailing_whitespace): New function.
7766 (selftest::diagnostic_show_locus_c_tests): New function.
7767 * et-forest.c: Include "selftest.h".
7768 (selftest::test_single_node): New function.
7769 (selftest::test_simple_tree): New function.
7770 (selftest::test_disconnected_nodes): New function.
7771 (selftest::et_forest_c_tests): New function.
7772 * fold-const.c: Include "selftest.h".
7773 (selftest::assert_binop_folds_to_const): New function.
7774 (selftest::assert_binop_folds_to_nonlvalue): New function.
7775 (selftest::test_arithmetic_folding): New function.
7776 (selftest::fold_const_c_tests): New function.
7777 * function-tests.c: New file.
7778 * gimple.c: Include "selftest.h".
7779 Include "gimple-pretty-print.h".
7780 (selftest::verify_gimple_pp): New function.
7781 (selftest::test_assign_single): New function.
7782 (selftest::test_assign_binop): New function.
7783 (selftest::test_nop_stmt): New function.
7784 (selftest::test_return_stmt): New function.
7785 (selftest::test_return_without_value): New function.
7786 (selftest::gimple_c_tests): New function.
7787 * hash-map-tests.c: New file.
7788 * hash-set-tests.c: New file.
7789 * input.c: Include "selftest.h".
7790 (selftest::assert_loceq): New function.
7791 (selftest::test_accessing_ordinary_linemaps): New function.
7792 (selftest::test_unknown_location): New function.
7793 (selftest::test_builtins): New function.
7794 (selftest::test_reading_source_line): New function.
7795 (selftest::input_c_tests): New function.
7796 * rtl-tests.c: New file.
7797 * selftest-run-tests.c: New file.
7798 * selftest.c: New file.
7799 * selftest.h: New file.
7800 * spellcheck.c: Include "selftest.h".
7801 (selftest::levenshtein_distance_unit_test_oneway): New function,
7802 adapted from testsuite/gcc.dg/plugin/levenshtein_plugin.c.
7803 (selftest::levenshtein_distance_unit_test): Likewise.
7804 (selftest::spellcheck_c_tests): Likewise.
7805 * toplev.c: Include selftest.h.
7806 (toplev::run_self_tests): New.
7807 (toplev::main): Handle -fself-test.
7808 * toplev.h (toplev::run_self_tests): New.
7809 * tree.c: Include "selftest.h".
7810 (selftest::test_integer_constants): New function.
7811 (selftest::test_identifiers): New function.
7812 (selftest::test_labels): New function.
7813 (selftest::tree_c_tests): New function.
7814 * tree-cfg.c: Include "selftest.h".
7815 (selftest::push_fndecl): New function.
7816 (selftest::test_linear_chain): New function.
7817 (selftest::test_diamond): New function.
7818 (selftest::test_fully_connected): New function.
7819 (selftest::tree_cfg_c_tests): New function.
7820 * vec.c: Include "selftest.h".
7821 (selftest::safe_push_range): New function.
7822 (selftest::test_quick_push): New function.
7823 (selftest::test_safe_push): New function.
7824 (selftest::test_truncate): New function.
7825 (selftest::test_safe_grow_cleared): New function.
7826 (selftest::test_pop): New function.
7827 (selftest::test_safe_insert): New function.
7828 (selftest::test_ordered_remove): New function.
7829 (selftest::test_unordered_remove): New function.
7830 (selftest::test_block_remove): New function.
7831 (selftest::reverse_cmp): New function.
7832 (selftest::test_qsort): New function.
7833 (selftest::vec_c_tests): New function.c.
7834 * wide-int.cc: Include selftest.h and wide-int-print.h.
7835 (selftest::from_int <wide_int>): New function.
7836 (selftest::from_int <offset_int>): New function.
7837 (selftest::from_int <widest_int>): New function.
7838 (selftest::assert_deceq): New function.
7839 (selftest::assert_hexeq): New function.
7840 (selftest::test_printing <VALUE_TYPE>): New function template.
7841 (selftest::test_ops <VALUE_TYPE>): New function template.
7842 (selftest::test_comparisons <VALUE_TYPE>): New function template.
7843 (selftest::run_all_wide_int_tests <VALUE_TYPE>): New function
7845 (selftest::wide_int_cc_tests): New function.
7847 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7850 * ifcvt.c (noce_try_ifelse_collapse): New function.
7852 (noce_process_if_block): Call noce_try_ifelse_collapse.
7853 * simplify-rtx.c (simplify_cond_clz_ctz): New function.
7854 (simplify_ternary_operation): Use the above to simplify
7855 conditional CLZ/CTZ expressions.
7857 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7860 * config/aarch64/aarch64.md (ctz<mode>2): Convert to
7861 define_insn_and_split.
7863 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7866 * config/arm/arm.md (ctzsi2): Convert to define_insn_and_split.
7868 2016-06-06 Bernd Edlinger <bernd.edlinger@hotmail.de>
7871 * cfgexpand.c (expand_asm_loc): Remove handling for ADDR_EXPR.
7872 Implicitly clobber memory for basic asm with non-empty assembler
7873 string. Use targetm.md_asm_adjust also here.
7874 * compare-elim.c (arithmetic_flags_clobber_p): Use asm_noperands here.
7875 * final.c (final_scan_insn): Handle basic asm in PARALLEL block.
7876 * gimple.c (gimple_asm_clobbers_memory_p): Handle basic asm with
7877 non-empty assembler string.
7878 * ira.c (compute_regs_asm_clobbered): Use asm_noperands here.
7879 * recog.c (asm_noperands): Handle basic asm in PARALLEL block.
7880 (decode_asm_operands): Handle basic asm in PARALLEL block.
7881 (extract_insn): Handle basic asm in PARALLEL block.
7882 * doc/extend.texi: Mention new behavior of basic asm.
7883 * config/ia64/ia64 (rtx_needs_barrier): Handle ASM_INPUT here.
7884 * config/pa/pa.c (branch_to_delay_slot_p, branch_needs_nop_p,
7885 branch_needs_nop_p): Use asm_noperands.
7887 2016-06-06 Jose E. Marchesi <jose.marchesi@oracle.com>
7889 * config/sparc/sparc.md (cpu): Add niagara7 cpu type.
7890 Include the M7 SPARC DFA scheduler.
7891 New attribute v3pipe.
7892 Annotate insns with v3pipe where appropriate.
7893 Define cpu_feature vis4.
7894 Add lzd instruction type and set it on clzdi_sp64 and clzsi_sp64.
7895 Add (V8QI "8") to vbits.
7896 Add insns {add,sub}v8qi3
7897 Add insns ss{add,sub}v8qi3
7898 Add insns us{add,sub}{v8qi,v4hi}3
7899 Add insns {min,max}{v8qi,v4hi,v2si}3
7900 Add insns {minu,maxu}{v8qi,v4hi,v2si}3
7901 Add insns fpcmp{le,gt,ule,ug,ule,ugt}{8,16,32}_vis.
7902 * config/sparc/niagara4.md: Add a comment explaining the
7903 discrepancy between the documented latenty numbers and the
7905 * config/sparc/niagara7.md: New file.
7906 * configure.ac (HAVE_AS_SPARC5_VIS4): Define if the assembler
7907 supports SPARC5 and VIS 4.0 instructions.
7908 * configure: Regenerate.
7909 * config.in: Likewise.
7910 * config.gcc: niagara7 is a supported cpu in sparc*-*-* targets.
7911 * config/sparc/sol2.h (ASM_CPU32_DEFAUILT_SPEC): Set for
7912 TARGET_CPU_niagara7.
7913 (ASM_CPU64_DEFAULT_SPEC): Likewise.
7914 (CPP_CPU_SPEC): Handle niagara7.
7915 (ASM_CPU_SPEC): Likewise.
7916 * config/sparc/sparc-opts.h (processor_type): Add
7918 (mvis4): New option.
7919 * config/sparc/sparc.h (TARGET_CPU_niagara7): Define.
7920 (AS_NIAGARA7_FLAG): Define.
7921 (ASM_CPU64_DEFAULT_SPEC): Set for niagara7.
7922 (CPP_CPU64_DEFAULT_SPEC): Likewise.
7923 (CPP_CPU_SPEC): Handle niagara7.
7924 (ASM_CPU_SPEC): Likewise.
7925 * config/sparc/sparc.c (niagara7_costs): Define.
7926 (sparc_option_override): Handle niagara7 and adjust cache-related
7927 parameters with better values for niagara cpus. Also support VIS4.
7928 (sparc32_initialize_trampoline): Likewise.
7929 (sparc_use_sched_lookahead): Likewise.
7930 (sparc_issue_rate): Likewise.
7931 (sparc_register_move_cost): Likewise.
7932 (dump_target_flag_bits): Support VIS4.
7933 (sparc_vis_init_builtins): Likewise.
7934 (sparc_builtins): Likewise.
7935 * config/sparc/sparc-c.c (sparc_target_macros): Define __VIS__ for
7937 * config/sparc/driver-sparc.c (cpu_names): Add SPARC-M7 and
7939 * config/sparc/sparc.opt (sparc_processor_type): New value
7941 * config/sparc/visintrin.h (__attribute__): Prototypes for the
7943 * doc/invoke.texi (SPARC Options): Document -mcpu=niagara7 and
7945 * doc/extend.texi (SPARC VIS Built-in Functions): Document the
7948 2016-06-06 Jonathan Wakely <jwakely@redhat.com>
7950 * doc/sourcebuild.texi (Directives): Remove extra closing braces.
7952 2016-06-06 Richard Biener <rguenther@suse.de>
7954 PR tree-optimization/71398
7955 * tree-ssa-loop-ivcanon.c (unloop_loops): First unloop, then
7958 2016-06-05 James Bowman <james.bowman@ftdichip.com>
7960 * config/ft32/ft32.c (ft32_setup_incoming_varargs,
7961 ft32_expand_prolog, ft32_expand_epilogue):
7962 Handle pretend_args.
7963 * config/ft32/ft32.h: Remove OUTGOING_REG_PARM_STACK_SPACE.
7964 * config/ft32/ft32.md: Add pretend_returner.
7966 2016-06-06 Uros Bizjak <ubizjak@gmail.com>
7969 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
7970 Copy op1 RTX to avoid invalid sharing.
7971 (ix86_expand_vector_move_misalign): Ditto.
7973 2016-06-05 John David Anglin <danglin@gcc.gnu.org>
7975 * expr.c (move_by_pieces_d::generate): Mark mode parameter with
7978 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
7980 * predict.c (predicted_by_loop_heuristics_p): New function.
7981 (predict_iv_comparison): Use it.
7982 (predict_loops): Walk from innermost loops; do not predict edges
7983 leaving multiple loops multiple times; implement
7984 PRED_LOOP_ITERATIONS_MAX heuristics.
7985 * predict.def (PRED_LOOP_ITERATIONS_MAX): New predictor.
7987 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
7989 * cfg.c (check_bb_profile): Do not report mismatched profiles when
7990 only edges out of BB are EH edges.
7992 2016-06-04 Martin Sebor <msebor@redhat.com>
7993 Marcin Baczyński <marbacz@gmail.com>
7996 * doc/invoke.texi (-Wreturn-type): Mention not warning on return with
7997 a void expression in a void function.
7999 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
8001 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Do not check
8002 aux; dump reasons of decisions.
8003 (should_duplicate_loop_header_p): Likewise.
8004 (do_while_loop_p): Likewise.
8005 (ch_base::copy_headers): Dump asi num insns duplicated.
8007 2016-06-04 Jakub Jelinek <jakub@redhat.com>
8009 PR tree-optimization/71405
8010 * tree-ssa.c (execute_update_addresses_taken): For clobber with
8011 incompatible type, build a new clobber with the right type instead
8012 of building a VIEW_CONVERT_EXPR around it.
8014 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
8016 PR tree-optimization/52171
8017 * config/sh/sh.c (sh_use_by_pieces_infrastructure_p): Use
8018 by_pieces_ninsns instead of move_by_pieces_ninsns.
8020 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
8022 * config/sh/sh.c (sh_print_operand_address): Don't use hardcoded 'r0'
8023 for reg+reg addressing mode.
8025 2016-06-03 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8027 * rs6000-c.c (c/c-tree.h): Add #include.
8028 (altivec_resolve_overloaded_builtin): Handle ARRAY_TYPE arguments
8029 in C++ when found in the base position of vec_ld or vec_st.
8031 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
8033 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Avoid
8034 use of profile unless profile status is PROFILE_READ.
8035 * profile.c (compute_branch_probabilities): Set profile status
8036 only after reporting predictor hitrates.
8038 2016-06-03 Joseph Myers <joseph@codesourcery.com>
8042 * common.opt (ffp-int-builtin-inexact): New option.
8043 * doc/invoke.texi (-fno-fp-int-builtin-inexact): Document.
8044 * doc/md.texi (floor@var{m}2, btrunc@var{m}2, round@var{m}2)
8045 (ceil@var{m}2): Document dependence on this option.
8046 * ipa-inline-transform.c (inline_call): Handle
8047 flag_fp_int_builtin_inexact.
8048 * ipa-inline.c (can_inline_edge_p): Likewise.
8049 * config/i386/i386.md (rintxf2): Do not test
8050 flag_unsafe_math_optimizations.
8051 (rint<mode>2_frndint): New define_insn.
8052 (rint<mode>2): Do not test flag_unsafe_math_optimizations for 387
8053 or !flag_trapping_math for SSE. Just use gen_rint<mode>2_frndint
8054 for 387 instead of extending and truncating.
8055 (frndintxf2_<rounding>): Test flag_fp_int_builtin_inexact ||
8056 !flag_trapping_math instead of flag_unsafe_math_optimizations.
8057 Change to frndint<mode>2_<rounding>.
8058 (frndintxf2_<rounding>_i387): Likewise. Change to
8059 frndint<mode>2_<rounding>_i387.
8060 (<rounding_insn>xf2): Likewise.
8061 (<rounding_insn><mode>2): Test flag_fp_int_builtin_inexact ||
8062 !flag_trapping_math instead of flag_unsafe_math_optimizations for
8063 x87. Test TARGET_ROUND || !flag_trapping_math ||
8064 flag_fp_int_builtin_inexact instead of !flag_trapping_math for
8065 SSE. Use ROUND_NO_EXC in constant operand of
8066 gen_sse4_1_round<mode>2. Just use gen_frndint<mode>2_<rounding>
8067 for 387 instead of extending and truncating.
8069 2016-06-03 H.J. Lu <hongjiu.lu@intel.com>
8070 Julia Koval <julia.koval@intel.com>
8082 * config/i386/i386-protos.h (ix86_epilogue_uses): New prototype.
8083 * config/i386/i386.c (ix86_conditional_register_usage): Preserve
8084 all registers, except for function return registers if there are
8085 no caller-saved registers.
8086 (ix86_set_func_type): New function.
8087 (ix86_set_current_function): Call ix86_set_func_type to set
8088 no_caller_saved_registers and func_type. Call reinit_regs if
8089 caller-saved registers are changed. Don't allow MPX, SSE, MMX
8090 nor x87 instructions in interrupt handler nor function with
8091 no_caller_saved_registers attribute.
8092 (ix86_function_ok_for_sibcall): Return false if there are no
8093 caller-saved registers.
8094 (type_natural_mode): Don't warn ABI change for MMX in interrupt
8096 (ix86_function_arg_advance): Skip for callee in interrupt handler.
8097 (ix86_function_arg): Return special arguments in interrupt handler.
8098 (ix86_promote_function_mode): Promote pointer to word_mode only
8099 for normal functions.
8100 (ix86_can_use_return_insn_p): Don't use `ret' instruction in
8102 (ix86_epilogue_uses): New function.
8103 (ix86_hard_regno_scratch_ok): Likewise.
8104 (ix86_save_reg): Preserve all registers in interrupt handler
8105 after reload. Preserve all registers, except for function return
8106 registers, if there are no caller-saved registers after reload.
8107 (find_drap_reg): Always use callee-saved register if there are
8108 no caller-saved registers.
8109 (ix86_minimum_incoming_stack_boundary): Return MIN_STACK_BOUNDARY
8110 for interrupt handler.
8111 (ix86_expand_prologue): Don't allow DRAP in interrupt handler.
8112 Emit cld instruction if stringops are used in interrupt handler
8113 or interrupt handler isn't a leaf function.
8114 (ix86_expand_epilogue): Generate interrupt return for interrupt
8115 handler and pop the 'ERROR_CODE' off the stack before interrupt
8116 return in exception handler.
8117 (ix86_expand_call): Disallow calling interrupt handler directly.
8118 If there are no caller-saved registers, mark all registers that
8119 are clobbered by the call which returns as clobbered.
8120 (ix86_handle_no_caller_saved_registers_attribute): New function.
8121 (ix86_handle_interrupt_attribute): Likewise.
8122 (ix86_attribute_table): Add interrupt and no_caller_saved_registers
8124 (TARGET_HARD_REGNO_SCRATCH_OK): Likewise.
8125 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use argument
8126 accumulation in interrupt function if stack may be realigned to
8128 (EPILOGUE_USES): New.
8129 (function_type): New enum.
8130 (machine_function): Add func_type and no_caller_saved_registers.
8131 * config/i386/i386.md (UNSPEC_INTERRUPT_RETURN): New.
8132 (interrupt_return): New pattern.
8133 * doc/extend.texi: Document x86 interrupt and
8134 no_caller_saved_registers attributes.
8136 2016-06-03 Bernd Schmidt <bschmidt@redhat.com>
8138 PR tree-optimization/52171
8139 * builtins.c (expand_cmpstrn_or_cmpmem): Delete, moved elsewhere.
8140 (expand_builtin_memcmp): New arg RESULT_EQ. All callers changed.
8141 Look for constant strings. Move some code to emit_block_cmp_hints
8143 * builtins.def (BUILT_IN_MEMCMP_EQ): New.
8144 * defaults.h (COMPARE_MAX_PIECES): New macro.
8145 * expr.c (move_by_pieces_d, store_by_pieces_d): Remove old structs.
8146 (move_by_pieces_1, store_by_pieces_1, store_by_pieces_2): Remvoe.
8147 (clear_by_pieces_1): Don't declare. Move definition before use.
8148 (can_do_by_pieces): New static function.
8149 (can_move_by_pieces): Use it. Return bool.
8150 (by_pieces_ninsns): Renamed from move_by_pieces_ninsns. New arg
8151 OP. All callers changed. Handle COMPARE_BY_PIECES.
8152 (class pieces_addr); New.
8153 (pieces_addr::pieces_addr, pieces_addr::decide_autoinc,
8154 pieces_addr::adjust, pieces_addr::increment_address,
8155 pieces_addr::maybe_predec, pieces_addr::maybe_postinc): New member
8157 (class op_by_pieces_d): New.
8158 (op_by_pieces_d::op_by_pieces_d, op_by_pieces_d::run): New member
8160 (class move_by_pieces_d, class compare_by_pieces_d,
8161 class store_by_pieces_d): New subclasses of op_by_pieces_d.
8162 (move_by_pieces_d::prepare_mode, move_by_pieces_d::generate,
8163 move_by_pieces_d::finish_endp, store_by_pieces_d::prepare_mode,
8164 store_by_pieces_d::generate, store_by_pieces_d::finish_endp,
8165 compare_by_pieces_d::generate, compare_by_pieces_d::prepare_mode,
8166 compare_by_pieces_d::finish_mode): New member functions.
8167 (compare_by_pieces, emit_block_cmp_via_cmpmem): New static
8169 (expand_cmpstrn_or_cmpmem): Moved here from builtins.c.
8170 (emit_block_cmp_hints): New function.
8171 (move_by_pieces, store_by_pieces, clear_by_pieces): Rewrite to just
8172 use the newly defined classes.
8173 * expr.h (by_pieces_constfn): New typedef.
8174 (can_store_by_pieces, store_by_pieces): Use it in arg declarations.
8175 (emit_block_cmp_hints, expand_cmpstrn_or_cmpmem): Declare.
8176 (move_by_pieces_ninsns): Don't declare.
8177 (can_move_by_pieces): Change return value to bool.
8178 * target.def (TARGET_USE_BY_PIECES_INFRASTRUCTURE_P): Update docs.
8179 (compare_by_pieces_branch_ratio): New hook.
8180 * target.h (enum by_pieces_operation): Add COMPARE_BY_PIECES.
8181 (by_pieces_ninsns): Declare.
8182 * targethooks.c (default_use_by_pieces_infrastructure_p): Handle
8184 (default_compare_by_pieces_branch_ratio): New function.
8185 * targhooks.h (default_compare_by_pieces_branch_ratio): Declare.
8186 * doc/tm.texi.in (STORE_MAX_PIECES, COMPARE_MAX_PIECES): Document.
8187 * doc/tm.texi: Regenerate.
8188 * tree-ssa-strlen.c: Include "builtins.h".
8189 (handle_builtin_memcmp): New static function.
8190 (strlen_optimize_stmt): Call it for BUILT_IN_MEMCMP.
8191 * tree.c (build_common_builtin_nodes): Create __builtin_memcmp_eq.
8193 2016-06-03 Alan Hayward <alan.hayward@arm.com>
8195 * tree-vect-stmts.c (vect_stmt_relevant_p): Do not vectorize non live
8196 relevant stmts which are simple and invariant.
8197 * tree-vect-loop.c (vectorizable_live_operation): Check relevance
8198 instead of simple and invariant
8200 2016-06-03 Alan Hayward <alan.hayward@arm.com>
8202 * tree-vect-loop.c (vect_analyze_loop_operations): Allow live stmts.
8203 (vectorizable_reduction): Check for new relevant state.
8204 (vectorizable_live_operation): vectorize live stmts using
8205 BIT_FIELD_REF. Remove special case for gimple assigns stmts.
8206 * tree-vect-stmts.c (is_simple_and_all_uses_invariant): New function.
8207 (vect_stmt_relevant_p): Check for stmts which are only used live.
8208 (process_use): Use of a stmt does not inherit it's live value.
8209 (vect_mark_stmts_to_be_vectorized): Simplify relevance inheritance.
8210 (vect_analyze_stmt): Check for new relevant state.
8211 * tree-vectorizer.h (vect_relevant): New entry for a stmt which is used
8212 outside the loop, but not inside it.
8214 2016-06-03 Alan Hayward <alan.hayward@arm.com>
8216 * tree-vectorizer.h (vect_get_vec_def_for_operand_1): New.
8217 * tree-vect-stmts.c (vect_get_vec_def_for_operand_1): New.
8218 (vect_get_vec_def_for_operand): Split out code.
8220 2016-06-03 Segher Boessenkool <segher@kernel.crashing.org>
8222 * config/rs6000/rs6000.md (define_peepholes for two mfcr's): Delete.
8224 2016-06-03 Alan Hayward <alan.hayward@arm.com>
8226 * tree-vect-stmts.c (vectorizable_call) Remove GOMP_SIMD_LANE code.
8228 2016-06-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8230 * config/arm/thumb1.md (*thumb1_mulsi3): Fix typos in comment.
8232 2016-06-03 Jakub Jelinek <jakub@redhat.com>
8235 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): If redirecting
8236 to noreturn e->callee->decl that has void return type and void
8237 arguments, adjust gimple_call_fntype and remove lhs even if it had
8238 previously addressable type.
8240 2016-06-02 Jeff Law <law@redhat.com>
8242 PR tree-optimization/71328
8243 * tree-ssa-threadupdate.c (duplicate_thread_path): Fix off-by-one
8244 error when checking for a jump back onto the copied path.
8246 2016-06-02 David Malcolm <dmalcolm@redhat.com>
8248 * config/microblaze/microblaze.c (get_branch_target): Add return
8249 NULL_RTX for the non-CALL_P case.
8250 (insert_wic_for_ilb_runout): Remove unused local "wic_addr1".
8251 (insert_wic): Remove unused local "j".
8253 2016-06-02 Martin Liska <mliska@suse.cz>
8255 * predict.def: Fix typo in PRED_FORTRAN_FAIL_IO display name.
8257 2016-06-02 H.J. Lu <hongjiu.lu@intel.com>
8258 Julia Koval <julia.koval@intel.com>
8260 * function.c (assign_parm_setup_stack): Force source into a
8262 * target.def (function_incoming_arg): Update documentation to
8263 allow arbitrary address computation based on hard register.
8264 * doc/tm.texi: Regenerated.
8266 2016-06-02 Martin Liska <mliska@suse.cz>
8268 * predict.c (combine_predictions_for_bb): Fix first match in
8269 cases where a first predictor contains more than one occurence
8270 in list of predictors. Take the best value in such case.
8272 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8274 PR rtl-optimization/71295
8275 * rtlanal.c (subreg_get_info): If taking a subreg at the requested
8276 offset would go over the size of the inner mode reject it.
8278 2016-06-02 Jakub Jelinek <jakub@redhat.com>
8280 * config/i386/sse.md (*vec_concatv4si): Use v=v,v instead of
8281 x=x,x and v=v,m instead of x=x,m.
8283 * config/i386/sse.md (*vec_concatv2si_sse4_1): Add avx512dq v=Yv,rm
8284 alternative. Change x=x,x alternative to v=Yv,Yv and x=rm,C
8285 alternative to v=rm,C.
8287 * config/i386/sse.md (*vec_concatv2di): Add x86_avx512dq v=Yv,rm
8288 alternative. Change x=xm,C alternative to v=vm,C, x=x,x alternative
8289 to v=Yv,Yv and x=x,m to v=v,m. Use maybe_evex prefix attribute
8290 instead of vex for the last two above mentioned alternatives.
8292 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8295 * config/arm/arm.c (arm_output_multireg_pop): Guard "pop" on update.
8297 2016-06-02 Segher Boessenkool <segher@kernel.crashing.org>
8299 * config/rs6000/dfp.md (trunctddd2): Correct the "length" attribute.
8301 2016-06-01 David Malcolm <dmalcolm@redhat.com>
8303 * config/rl78/rl78.c (rl78_expand_prologue): Convert local
8304 from int to unsigned.
8306 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
8308 * config/rs6000/vsx.md (vsx_splat_<mode>, V2DI/V2DF): Simplify
8309 alternatives, eliminating preferred register class. Add support
8310 for the MTVSRDD instruction in ISA 3.0.
8311 (vsx_splat_v4si_internal): Use splat_input_operand instead of
8312 reg_or_indexed_operand.
8313 (vsx_splat_v4sf_internal): Likewise.
8315 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
8318 * config/rs6000/vsx.md (xxspltib_<mode>_nosplit): Add alternatives
8319 for loading up all 0's or all 1's.
8321 2016-06-01 Thomas Preud'homme <thomas.preudhomme@arm.com>
8323 * doc/sourcebuild.texi (arm_acq_rel): Document new effective target.
8325 2016-06-01 Eduard Sanou <dhole@openmailbox.org>
8327 * doc/cppenv.texi: Note that the `%s` in `date` is a non-standard
8329 * gcc.c (driver_handle_option): Call set_source_date_epoch_envvar.
8330 * gcc.c (set_source_date_epoch_envvar): New function, sets
8331 the SOURCE_DATE_EPOCH environment variable to the current time.
8333 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
8335 * tree-vect-loop.c (vect_determine_vectorization_factor): Also compute
8336 the factor for live Phi nodes.
8338 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
8340 * loop-dolop.c (doloop_optimize): Us likely max iteration bound.
8341 * tree-parloops.c (parallelize_loops): likewise.
8342 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop,
8343 tree_unswitch_outer_loop): likewise.
8345 2016-06-01 Jakub Jelinek <jakub@redhat.com>
8348 * gimplify.c (gimplify_omp_for): Temporarily clear gimplify_omp_ctxp
8349 around creation of the temporary.
8351 2016-06-01 Richard Biener <rguenther@suse.de>
8353 PR tree-optimization/71366
8354 * tree-ssa-loop-ivcanon.c (edges_to_remove): New global.
8355 (unloop_loops): Move removing edges here ...
8356 (try_unroll_loop_completely): ... from here.
8357 (try_peel_loop): ... and here.
8358 (tree_unroll_loops_completely_1): Track parent loops via
8359 bitmap of header BBs.
8360 (tree_unroll_loops_completely): Adjust for that.
8362 2016-06-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
8364 * config/rs6000/altivec.h (vec_slv): New macro.
8365 (vec_srv): New macro.
8366 * config/rs6000/altivec.md (UNSPEC_VSLV): New value.
8367 (UNSPEC_VSRV): New value.
8370 * config/rs6000/rs6000-builtin.def (vslv): New builtin definition.
8371 (vsrv): New builtin definition.
8372 * config/rs6000/rs6000-c.c (P9V_BUILTIN_VSLV): Macro expansion to
8373 define argument types for new builtin.
8374 (P9V_BUILTIN_VSRV): Macro expansion to define argument types for
8376 * doc/extend.texi: Document the new vec_vslv and vec_srv built-in
8379 2016-06-01 Uros Bizjak <ubizjak@gmail.com>
8380 Jocelyn Mayer <l_indien@magic.fr>
8383 * config/i386/driver-i386.c (host_detect_local_cpu): Correctly
8384 detect processor family for signature_CENTAUR_ebx.
8385 <case PROCESSOR_I486>: Pass c3, winchip2 or winchip-c6 for
8386 signature_CENTAUR_ebx.
8387 <case PROCESSOR _PENTIUMPRO>: Pass c3-2 for signature_CENTAUR_ebx.
8388 <default>: Pass x86-64 for has_longmode.
8390 2016-06-01 Nathan Sidwell <nathan@acm.org>
8392 * config/nvptx/nvptx.c (nvptx_assemble_undefined_decl): Reject
8395 2016-06-01 Richard Biener <rguenther@suse.de>
8397 PR tree-optimization/71261
8398 * tree-vect-patterns.c (check_bool_pattern): Gather a hash-set
8399 of stmts successfully put in the bool pattern. Remove
8400 single-use restriction.
8401 (adjust_bool_pattern_cast): Add cast at the use site via the
8402 pattern def sequence.
8403 (adjust_bool_pattern): Remove recursion, maintain a hash-map
8404 of patterned defs. Use the pattern def seqence instead of
8405 multiple independent patterns.
8406 (sort_after_uid): New qsort compare function.
8407 (adjust_bool_stmts): New function to process stmts in the bool
8408 pattern in IL order.
8409 (vect_recog_bool_pattern): Adjust.
8410 * tree-if-conv.c (ifcvt_split_def_stmt): Remove.
8411 (ifcvt_walk_pattern_tree): Likewise.
8412 (stmt_is_root_of_bool_pattern): Likewise.
8413 (ifcvt_repair_bool_pattern): Likewise.
8414 (tree_if_conversion): Do not call ifcvt_repair_bool_pattern.
8416 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
8418 * loop-unroll.c (decide_unroll_constant_iterations,
8419 decide_unroll_runtime_iterations, decide_unroll_stupid): Use
8420 likely upper bounds.
8421 * loop-iv.c (find_simple_exit): Dump likely upper bounds.
8423 2016-06-01 Thomas Schwinge <thomas@codesourcery.com>
8425 * tree-core.h (enum omp_clause_code): Remove
8426 OMP_CLAUSE_DEVICE_RESIDENT. Adjust all users.
8428 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8430 * config/arm/sync.md (arm_store_exclusive<mode>):
8431 Use 'H' output modifier on operands[2] rather than creating a new
8432 entry in out-of-bounds memory of the operands array.
8433 (arm_store_release_exclusivedi): Likewise.
8435 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8437 * config/arm/arm.c (arm_fusion_enabled_p): New function.
8438 * config/arm/arm-protos.h (arm_fusion_enabled_p): Declare prototype.
8439 * config/arm/crypto.md (crypto_<crypto_pattern>, CRYPTO_UNARY):
8440 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
8442 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
8444 * tree-vect-loop.c (vect_determine_vectorization_factor): Also take
8445 into account live statements for mask producers.
8447 2016-06-01 Richard Biener <rguenther@suse.de>
8449 PR tree-optimization/71311
8450 * match.pd (@0 < @1 && @0 < @2 -> @0 < min(@1,@2)): Add :c and
8451 restrict to non-INTEGER_CST @0.
8453 2016-06-01 Richard Biener <rguenther@suse.de>
8455 * match.pd ((A & B) - (A & ~B) -> B - (A ^ B)): Add missing :c.
8456 (relational patterns): Use :c to avoid pattern duplications.
8458 2016-06-01 Richard Biener <rguenther@suse.de>
8460 * genmatch.c (comparison_code_p): New predicate.
8461 (swap_tree_comparison): New function.
8462 (commutate): Add for_vec parameter to append new for entries.
8463 Support commutating relational operators by swapping it alongside
8465 (lower_commutative): Adjust.
8466 (dt_simplify::gen): Do not pass artificial operators to gen
8468 (decision_tree::gen): Do not add artificial operators as parameters.
8469 (parser::parse_expr): Verify operator commutativity when :c is
8470 applied. Allow :C to override this.
8471 * match.pd: Adjust patterns to use :C instead of :c where required.
8473 2016-06-01 Patrick Palka <ppalka@gcc.gnu.org>
8475 PR tree-optimization/71077
8476 * tree-ssa-threadedge.c (simplify_control_stmt_condition_1): In
8477 the combining step, use boolean_false_node and boolean_true_node
8478 as the designated false/true return values.
8480 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
8482 * predict.def (PRED_LOOP_EXTRA_EXIT): Define.
8483 * predict.c (predict_iv_comparison): Also check PRED_LOOP_EXTRA_EXIT.
8484 (predict_extra_loop_exits): Use PRED_LOOP_EXTRA_EXIT instead of
8487 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
8489 * doc/invoke.texi (-frename-registers): Drop -fpeel-loops from list
8490 of flags impliying the register renaming.
8491 * toplev.c (process_options): Do not imply flag_rename_registers with
8494 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
8496 * config/sh/sh.h (ASM_OUTPUT_SYMBOL_REF): Remove macro and use the
8497 default implementation.
8499 2016-05-31 Nathan Sidwell <nathan@acm.org>
8501 * dwarf2out.c (cur_line_info_table): Add GTY marker.
8503 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
8505 * config/sh/constraints.md (b): Remove constraint.
8506 * config/sh/predicates.md (arith_reg_operand): Remove
8508 * config/sh/sh-modes.def (PDI): Remove.
8509 * config/sh/sh.c (sh_target_reg_class,
8510 sh_optimize_target_register_callee_saved): Remove functions.
8511 (sh_option_override): Don't set MASK_SAVE_ALL_TARGET_REGS.
8512 (sh_expand_epilogue): Update comment.
8513 (sh_hard_regno_mode_ok, sh_register_move_cost, calc_live_regs,
8514 sh_secondary_reload): Remove TARGET_REGS related code.
8515 * config/sh/sh.h (FIRST_TARGET_REG, LAST_TARGET_REG,
8516 TARGET_REGISTER_P): Remove macros.
8517 (SH_DBX_REGISTER_NUMBER, REG_ALLOC_ORDER): Remove target regs.
8518 * config/sh/sh.md (PR_MEDIA_REG, T_MEDIA_REG, FR23_REG, TR0_REG,
8519 TR1_REG, TR2_REG): Remove constants.
8520 * config/sh/sh.opt (SAVE_ALL_TARGET_REGS): Remove.
8522 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
8524 * config/sh/sh.md (adddi3, subdi3, negdi2, abs<mode>2): Remove
8525 define_expand patterns.
8526 (adddi3_compact): Rename to adddi3.
8527 (subdi3_compact): Rename to subdi3.
8528 (*negdi2): Rename to negdi2.
8529 (*abs<mode>2): Rename to abs<mode>2.
8531 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
8533 * config/rx/rx.md (FETCHOP_NO_MINUS): New code iterator.
8534 (atomic_<fetchop_name>_fetchsi): Extract minus operator into ...
8535 (atomic_sub_fetchsi): ... this new pattern.
8536 (mvtc): Add CC_REG clobber.
8538 2016-05-31 Marek Polacek <polacek@redhat.com>
8540 * gimplify.c (gimplify_switch_expr): Also handle GIMPLE_TRY.
8542 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8544 * config/aarch64/aarch64.c (aarch_macro_fusion_pair_p): Use
8545 aarch64_fusion_enabled_p to check for fusion capabilities.
8547 2016-05-31 Richard Biener <rguenther@suse.de>
8549 PR tree-optimization/71352
8550 * tree-ssa-reassoc.c (zero_one_operation): Handle op equal to
8551 minus one and a negate.
8553 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8555 * config/aarch64/aarch64.c (aarch64_simd_attr_length_move): Delete.
8556 * config/aarch64/aarch64-protos.h (aarch64_simd_attr_length_move):
8558 * config/aarch64/iterators.md (insn_count): Add descriptive comment.
8559 * config/aarch64/aarch64-simd.md (*aarch64_mov<mode>, VSTRUCT modes):
8560 Remove use of aarch64_simd_attr_length_move, set length attribute
8562 (*aarch64_be_movoi): Likewise.
8563 (*aarch64_be_movci): Likewise.
8564 (*aarch64_be_movxi): Likewise.
8566 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
8568 * loop-init.c (gate): Do not enale RTL loop unroller with -fpeel-loops.
8569 It no longer does that.
8570 * toplev.c (process_options): Do not enable flag_web with -fpeel-loops.
8572 2016-05-31 Wladimir J. van der Laan <laanwj@gmail.com>
8574 * config/aarch64/arm_neon.h (vdupb_laneq_s8): Remove spurious
8575 attribute __unused__.
8577 2016-05-31 Thomas Preud'homme <thomas.preudhomme@arm.com>
8579 * config/arm/arm-protos.h (arm_arch_thumb1): Declare.
8580 * config/arm/arm.c (arm_arch_thumb1): Define.
8581 (arm_option_override): Initialize arm_arch_thumb1.
8582 * config/arm/arm.h (arm_arch_thumb1): Declare.
8583 (TARGET_ARM_ARCH_ISA_THUMB): Use arm_arch_thumb to determine if target
8584 support Thumb-1 ISA.
8586 2016-05-31 Kirill Yukhin <kirill.yukhin@intel.com>
8589 * config/i386/sse.md (define_insn_and_split "*vec_extractv4sf_0"): Use
8590 `Yv' for scalar operand.
8592 2016-05-31 Tom de Vries <tom@codesourcery.com>
8594 PR tree-optimization/69068
8595 * graphite-isl-ast-to-gimple.c (copy_bb_and_scalar_dependences): Handle
8596 phis with more than two args.
8598 2016-05-30 Andreas Tobler <andreast@gcc.gnu.org>
8600 * config.gcc: Move hard float support for arm*hf*-*-freebsd* into
8601 armv6*-*-freebsd* for FreeBSD 11. Eliminate the arm*hf*-*-freebsd*
8604 2016-05-30 Jose E. Marchesi <jose.marchesi@oracle.com>
8606 * config.gcc (sparc*-*-*): Support cpu_32, cpu_64, tune_32 and
8608 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
8610 * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Add entries for
8611 cpu_32, cpu_64, tune_32 and tune_64.
8612 * config/sparc/sol2.h (OPTION_DEFAULT_SPECS): Likewise.
8614 2016-05-30 Uros Bizjak <ubizjak@gmail.com>
8616 * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
8618 2016-05-30 Andi Kleen <ak@linux.intel.com>
8620 * auto-profile.c (read_profile): Replace asserts with errors
8621 when file does not exist.
8622 * gcov-io.c (gcov_read_words): Dito.
8624 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
8626 * tree-cfg.c (print_loop): Print likely upper bounds.
8628 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
8630 * doc/invoke.texi (-fpeel-loops,-O3): Update documentation.
8631 * opts.c (default_options): Enable peel loops at -O3.
8632 * tree-ssa-loop-ivcanon.c (peeled_loops): New static var.
8633 (try_peel_loop): Do not re-peel already peeled loops;
8634 use likely upper bounds; fix profile updating.
8635 (pass_complete_unroll::execute): Initialize peeled_loops.
8637 2016-05-30 Martin Liska <mliska@suse.cz>
8639 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Scale
8640 computed costs by frequency of BB they belong to.
8641 (get_scaled_computation_cost_at): New function.
8643 2016-05-30 Alexander Monakov <amonakov@ispras.ru>
8644 Marc Glisse <marc.glisse@inria.fr>
8646 PR tree-optimization/71289
8647 * match.pd (-1 / B < A, A > -1 / B): New transformations.
8649 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
8651 * tree-vect-loop.c (vect_transform_loop): Update likely bounds.
8653 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
8655 * tree-ssa-loop-ivcanon.c (try_peel_loop): Correctly set wont_exit
8656 for peeled copies; avoid underflow when updating estimates; correctly
8659 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
8661 * tree-ssa-reassoc.ci (swap_ops_for_binary_stmt): Fix typo from commit
8662 r236875. Corrected oe3 to oe2 as obvious.
8664 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
8668 * tree-ssa-reassoc.c (insert_stmt_before_use): Use find_insert_point so
8669 that inserted stmt will not dominate stmts that defines its operand.
8670 (rewrite_expr_tree): Add stmt_to_insert before adding the use stmt.
8671 (rewrite_expr_tree_parallel): Likewise.
8673 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
8676 * tree-ssa-reassoc.c (swap_ops_for_binary_stmt): Fix swap such that
8677 all fields including stmt_to_insert are swapped.
8679 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
8681 * predict.h (force_edge_cold): Declare.
8682 * predict.c (force_edge_cold): New function.
8683 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Fix profile
8685 (canonicalize_loop_induction_variables): Fix formating.
8687 2016-05-30 Eric Botcazou <ebotcazou@adacore.com>
8689 * config/visium/visium.c (visium_split_double_add): Minor tweaks.
8690 (visium_expand_copysign): Use gen_int_mode directly.
8691 (visium_compute_frame_size): Minor tweaks.
8693 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
8695 * tree-vect-loop.c (vect_analyze_loop_2): Use
8696 likely_max_stmt_executions_int.
8698 2016-05-30 Tom de Vries <tom@codesourcery.com>
8700 PR tree-optimization/69067
8701 * graphite-isl-ast-to-gimple.c (get_def_bb_for_const): Remove assert.
8703 2016-05-29 Uros Bizjak <ubizjak@gmail.com>
8706 * config/i386/sync.md (define_peephole2 atomic_storedi_fpu):
8707 New peepholes to remove unneeded fild/fistp pairs.
8708 (define_peephole2 atomic_loaddi_fpu): Ditto.
8710 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
8712 * predict.c (maybe_hot_frequency_p): Avoid division.
8714 2016-05-28 Gerald Pfeifer <gerald@pfeifer.com>
8716 * doc/install.texi: Use https for shop.fsf.org.
8718 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
8720 * tree-ssa-loop-ivopts.c (estimated_stmt_executions_int): Use
8721 likely_max_stmt_executions_int.
8723 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
8725 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
8726 likely_max_stmt_executions_int.
8728 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
8730 * profile.c (compute_branch_probabilities): Do not report hitrates
8732 (branch_prob): Report hitrates here.
8733 * predict.c (gimple_predict_edge): Do not assert profile status;
8734 fix formatting issues.
8736 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
8738 * predict.c (edge_predicted_by_p): New function.
8739 (predict_paths_for_bb): Do not put multiple predictions of the same type
8742 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
8744 * tree-ssa-loop-niter.c (number_of_iterations_exit): Revert accidental
8747 2016-05-28 Alan Modra <amodra@gmail.com>
8749 * dominance.c (verify_dominators): Don't segfault on NULL imm_bb.
8751 2016-05-28 Alan Modra <amodra@gmail.com>
8753 PR rtl-optimization/71275
8754 * ira.c (ira): Free dominance info.
8756 2016-05-27 Gerald Pfeifer <gerald@pfeifer.com>
8758 * doc/sourcebuild.texi: New address for upstream Go repository.
8760 2016-05-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
8762 * config/arm/arm.h (TARGET_ARM_V6M): Remove.
8763 (TARGET_ARM_V7M): Likewise.
8765 2016-05-26 Jeff Law <law@redhat.com>
8767 * tree-ssa-threadedge.c: Remove include of tree-ssa-threadbackward.h.
8768 (thread_across_edge): Remove calls to find_jump_threads_backwards.
8769 * passes.def: Add jump threading passes before DOM/VRP.
8770 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Change
8771 argument to a basic block from an edge. Remove tests which are
8773 (pass_data_thread_jumps, class pass_thread_jumps): New.
8774 (pass_thread_jumps::gate, pass_thread_jumps::execute): New.
8775 (make_pass_thread_jumps): Likewise.
8776 * tree-pass.h (make_pass_thread_jumps): Declare.
8778 2016-05-27 Eric Botcazou <ebotcazou@adacore.com>
8780 * config/visium/visium-protos.h (split_double_move): Rename into...
8781 (visium_split_double_move): ...this.
8782 (visium_split_double_add): Declare.
8783 * config/visium/visium.c (split_double_move): Rename into...
8784 (visium_split_double_move): ...this.
8785 (visium_split_double_add): New function.
8786 (visium_expand_copysign): Renumber operands for consistency.
8787 * config/visium/visium.md (DImode move splitter): Adjust to renaming.
8788 (DFmode move splitter): Likewise.
8789 (*addi3_insn): Split by means of visium_split_double_add.
8790 (*adddi3_insn_flags): Delete.
8791 (*plus_plus_sltu<subst_arith>): New insn.
8792 (*subdi3_insn): Split by means of visium_split_double_add.
8793 (subdi3_insn_flags): Delete.
8794 (*minus_minus_sltu<subst_arith>): New insn.
8795 (*negdi2_insn): Split by means of visium_split_double_add.
8796 (*negdi2_insn_flags): Delete.
8798 2016-05-27 Ulrich Weigand <uweigand@de.ibm.com>
8800 * configure.ac: Treat a --with-headers option without argument
8801 the same as the default (i.e. consult sys-include directory).
8802 * configure: Regenerate.
8804 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8806 * config/aarch64/aarch64.c (aarch64_fusion_enabled_p): New function.
8807 * config/aarch64/aarch64-protos.h (aarch64_fusion_enabled_p): Declare
8809 * config/aarch64/aarch64-simd.md (aarch64_crypto_aes<aesmc_op>v16qi):
8810 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
8812 2016-05-27 Jiong Wang <jiong.wang@arm.com>
8815 * config/aarch64/aarch64.c (aarch64_expand_builtin_va_start): Honor
8816 tree-stdarg analysis results.
8817 (aarch64_setup_incoming_varargs): Likewise.
8819 2016-05-27 Jiong Wang <jiong.wang@arm.com>
8821 * config/aarch64/aarch64.c (aarch64_build_builtin_va_list): Initialize
8822 va_list_gpr_counter_field and va_list_fpr_counter_field.
8824 2016-05-27 Wilco Dijkstra <wdijkstr@arm.com>
8827 * config/aarch64/aarch64.h (CANNOT_CHANGE_MODE_CLASS): Remove.
8828 * config/aarch64/aarch64.c
8829 (aarch64_cannot_change_mode_class): Remove function.
8830 * config/aarch64/aarch64-protos.h
8831 (aarch64_cannot_change_mode_class): Remove.
8833 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
8835 * cfgloop.c (record_niter_bound): Record likely upper bounds.
8836 (likely_max_stmt_executions_int, get_likely_max_loop_iterations,
8837 get_likely_max_loop_iterations_int): New.
8838 * cfgloop.h (struct loop): Add nb_iterations_likely_upper_bound,
8839 any_likely_upper_bound.
8840 (get_likely_max_loop_iterations_int, get_likely_max_loop_iterations):
8842 * cfgloopmanip.c (copy_loop_info): Copy likely upper bounds.
8843 * loop-unroll.c (unroll_loop_constant_iterations): Update likely
8845 (unroll_loop_constant_iterations): Likewise.
8846 (unroll_loop_runtime_iterations): Likewise.
8847 * lto-streamer-in.c (input_cfg): Stream likely upper bounds.
8848 * lto-streamer-out.c (output_cfg): Likewise.
8849 * tree-ssa-loop-ivcanon.c (try_peel_loop): Update likely upper
8851 (canonicalize_loop_induction_variables): Dump likely upper bounds.
8852 * tree-ssa-loop-niter.c (record_estimate): Record likely upper bounds.
8853 (likely_max_loop_iterations): New.
8854 (likely_max_loop_iterations_int): New.
8855 (likely_max_stmt_executions): New.
8856 * tree-ssa-loop-niter.h (likely_max_loop_iterations,
8857 likely_max_loop_iterations_int, likely_max_stmt_executions_int,
8858 likely_max_stmt_executions): Declare.
8860 2016-05-27 Marek Polacek <polacek@redhat.com>
8863 * gimple-fold.c (gimple_fold_call): Check that LHS is not null.
8865 2016-05-27 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8867 * config/s390/s390.md (2x risbg splitters): Use
8868 reg_overlap_mentioned_p instead of rtx_equal_p.
8870 2016-05-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
8872 * combine.c (make_compound_operation): Take known zero bits into
8873 account when checking for possible zero_extend.
8875 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8877 * config/aarch64/aarch64.md (ashl<mode>3, SHORT modes):
8878 Use const_int_operand for operand 2 predicate. Simplify expand code
8881 2016-05-27 Ilya Enkovich <ilya.enkovich@intel.com>
8884 * fold-const.c (fold_ternary_loc): Don't fold VEC_COND_EXPR
8887 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8889 * config/aarch64/aarch64-modes.def (CC_ZESWP, CC_SESWP): Delete.
8890 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Remove condition
8891 that returns CC_SESWPmode and CC_ZESWPmode.
8892 (aarch64_get_condition_code_1): Remove handling of CC_SESWPmode
8894 (aarch64_rtx_costs): Likewise.
8896 2016-05-26 Michael Meissner <meissner@linux.vnet.ibm.com>
8898 * config/rs6000/rs6000.c (rs6000_emit_p9_fp_minmax): New function
8899 for ISA 3.0 min/max support.
8900 (rs6000_emit_p9_fp_cmove): New function for ISA 3.0 floating point
8901 conditional move support.
8902 (rs6000_emit_cmove): Call rs6000_emit_p9_fp_minmax and
8903 rs6000_emit_p9_fp_cmove if the ISA 3.0 instructions are
8905 * config/rs6000/rs6000.md (SFDF2): New iterator to allow doing
8906 conditional moves where the comparison type is different from move
8908 (fp_minmax): New code iterator for smin/smax.
8909 (minmax): New code attributes for min/max.
8910 (SMINMAX): Likewise.
8911 (smax<mode>3): Combine min, max insns into one insn using the
8912 fp_minmax code iterator. Add support for ISA 3.0 min/max
8913 instructions that don't need -ffast-math.
8914 (s<minmax><mode>3): Likewise.
8915 (smax<mode>3_vsx): Likewise.
8916 (smin<mode>3): Likewise.
8917 (s<minmax><mode>3_vsx): Likewise.
8918 (smin<mode>3_vsx): Likewise.
8919 (pre-VSX min/max splitters): Likewise.
8920 (s<minmax><mode>3_fpr): Likewise.
8921 (movsfcc): Rewrite floating point conditional moves to combine
8922 SFmode/DFmode into a single insn.
8923 (mov<mode>cc): Likewise.
8924 (movdfcc): Likewise.
8925 (fselsfsf4): Combine FSEL cases into a single insn, using SFDF and
8926 SFDF2 iterators to handle all combinations.
8927 (fseldfsf4): Likewise.
8928 (fsel<SFDF:mode><SFDF2:mode>4): Likewise.
8929 (fseldfdf4): Likewise.
8930 (fselsfdf4): Likewise.
8931 (mov<SFDF:mode><SFDF2:mode>cc_p9): Add support for the ISA 3.0
8932 comparison instructions that set a 0/-1 mask, and use it for
8933 floating point conditional move via XXSEL.
8934 (fpmask<mode>): Likewise.
8935 (xxsel<mode>): Likewise.
8936 * config/rs6000/predicates.md (min_max_operator): Delete, no
8938 (fpmask_comparison_operaton): New insn for ISA 3.0 comparison
8939 instructions that generate a 0/-1 mask for use with XXSEL.
8940 * config/rs6000/rs6000.h (TARGET_MINMAX_SF): New helper macros to
8941 say whether floating point min/max is available, either through
8942 FSEL, ISA 2.06 min/max, and ISA 3.0 min/max instrucitons.
8943 (TARGET_MINMAX_DF): Likewise.
8945 2016-05-27 Alan Modra <amodra@gmail.com>
8947 PR rtl-optimization/71275
8948 * ira.c (ira): Call loop_optimizer_init to set up bb_loop_depth
8949 for update_equiv_regs and combine_and_move_insns.
8951 2016-05-26 Uros Bizjak <ubizjak@gmail.com>
8953 * config/i386/i386.md (*movqi_internal) <attr "isa">: Use
8954 if_then_else or cond RTXes to calculate attribute value.
8955 * config/i386/mmx.md (*vec_extractv2sf_1) <attr "prefix_rep">: Ditto.
8956 <attr "length_immediate>: Ditto.
8957 (*vec_extractv2sf_1) <attr "length_immediate">: Ditto.
8958 * config/i386/sse.md (sse_loadlps) <attr "length_immediate">: Ditto.
8959 (*vec_concatv2sf_sse4_1) <attr "isa">: Ditto.
8960 <attr "type">: Ditto.
8961 <attr "prefix_data16">: Ditto.
8962 <attr "prefix_extra">: Ditto.
8963 <attr "length_immediate">: Ditto.
8964 <attr "prefix">: Ditto.
8965 (vec_set<mode>_0) <attr "isa">: Ditto.
8966 <attr "prefix_extra">: Ditto.
8967 <attr "length_immediate">: Ditto.
8968 <attr "prefix">: Ditto.
8969 (*vec_interleave_highv2df) <attr "prefix_data16">: Ditto.
8970 (*vec_interleave_lowv2df) <attr "prefix_data16">: Ditto.
8971 (sse2_storelpd) <attr "prefix_data16">: Ditto.
8972 (sse2_loadhpd) <attr "prefix_data16">: Ditto.
8973 (sse2_loadlpd) <attr "prefix_data16">: Ditto.
8974 <attr "length_immediate">: Ditto.
8975 <attr "prefix">: Ditto.
8976 (sse2_movsd) <attr "length_immediate">: Ditto.
8977 <attr "prefix">: Ditto.
8978 (vec_concatv2df) <attr "isa">: Ditto.
8979 <attr "prefix">: Ditto.
8980 (*vec_extractv4si) <attr "prefix_extra">: Ditto.
8981 (*vec_extractv2di_1) <attr "isa">: Ditto.
8982 <attr "type">: Ditto.
8983 <attr "length_immediate">: Ditto.
8984 <attr "prefix_rex">: Ditto.
8985 <attr "prefix_extra">: Ditto.
8986 (*vec_concatv2si_sse4_1) <attr "type">: Ditto.
8987 <attr "prefix_extra">: Ditto.
8988 <attr "length_immediate">: Ditto.
8989 (vec_concatv2di) <attr "isa">: Ditto.
8990 <attr "prefix_extra">: Ditto.
8991 <attr "length_immediate">: Ditto.
8992 <attr "prefix">: Ditto.
8994 2016-05-26 Martin Liska <mliska@suse.cz>
8996 * tree-ssa-loop-ivopts.c (comp_cost::infinite_cost_p): New
8998 (operator+): Likewise.
8999 (operator-): Likewise.
9000 (comp_cost::operator+=): Likewise.
9001 (comp_cost::operator-=): Likewise.
9002 (comp_cost::operator/=): Likewise.
9003 (comp_cost::operator*=): Likewise.
9004 (operator<): Likewise.
9005 (operator==): Likewise.
9006 (operator<=): Likewise.
9008 (infinite_cost_p): Likewise.
9009 (add_costs): Likewise.
9010 (sub_costs): Likewise.
9011 (compare_costs): Likewise.
9012 (set_group_iv_cost): Use the newly introduced functions.
9013 (get_address_cost): Likewise.
9014 (get_shiftadd_cost): Likewise.
9015 (force_expr_to_var_cost): Likewise.
9016 (split_address_cost): Likewise.
9017 (ptr_difference_cost): Likewise.
9018 (difference_cost): Likewise.
9019 (get_computation_cost_at): Likewise.
9020 (determine_group_iv_cost_generic): Likewise.
9021 (determine_group_iv_cost_address): Likewise.
9022 (determine_group_iv_cost_cond): Likewise.
9023 (autoinc_possible_for_pair): Likewise.
9024 (determine_group_iv_costs): Likewise.
9025 (cheaper_cost_pair): Likewise.
9026 (iv_ca_recount_cost): Likewise.
9027 (iv_ca_set_no_cp): Likewise.
9028 (iv_ca_set_cp): Likewise.
9029 (iv_ca_cost): Likewise.
9030 (iv_ca_new): Likewise.
9031 (iv_ca_dump): Likewise.
9032 (iv_ca_narrow): Likewise.
9033 (iv_ca_prune): Likewise.
9034 (iv_ca_replace): Likewise.
9035 (try_add_cand_for): Likewise.
9036 (try_improve_iv_set): Likewise.
9037 (find_optimal_iv_set): Likewise.
9039 2016-05-26 Richard Sandiford <richard.sandiford@arm.com>
9041 * tree-ssa-loop-ivopts.c (loop_body_includes_call): Don't assume
9042 that internal functions will clobber all caller-saved registers.
9044 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
9046 * config/aarch64/aarch64.c (aarch64_case_values_threshold):
9047 Return a better case_values_threshold when optimizing.
9049 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
9051 * config/aarch64/aarch64-simd.md (aarch64_combinez):
9052 Add ? to integer variant.
9053 (aarch64_combinez_be): Likewise.
9055 2016-05-26 Jakub Jelinek <jakub@redhat.com>
9057 * config/i386/sse.md (*vcvtps2ph_store<mask_name>): Use v constraint
9058 instead of x constraint.
9059 (vcvtps2ph256<mask_name>): Likewise.
9061 * config/i386/sse.md (*ssse3_palignr<mode>_perm): Add avx512bw
9062 alternative. Formatting fix.
9064 * config/i386/sse.md
9065 (<mask_codefor>avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Rename
9067 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>): ... this.
9068 (*avx_vperm_broadcast_v4sf): Use v constraint instead of x. Use
9069 maybe_evex prefix instead of vex.
9070 (*avx_vperm_broadcast_<mode>): Use v constraint instead of x. Handle
9071 EXT_REX_SSE_REG_P (op0) case in the splitter.
9073 2016-05-25 Jeff Law <law@redhat.com>
9075 PR tree-optimization/71272
9076 * tree-ssa-threadbackward.c (convert_and_register_jump_thread_path):
9077 Update comments. Add test for empty path.
9079 2016-05-25 Bill Seurer <seurer@linux.vnet.ibm.com>
9081 * config/rs6000/altivec.h (vec_cmpne): Add #define for vec_cmpne.
9082 * config/rs6000/rs6000-builtin.def (vec_cmpne): Add vec_cmpne as a
9083 special case builtin.
9084 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
9085 code for ALTIVEC_BUILTIN_VEC_CMPNE.
9086 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
9087 for __builtin_vec_cmpne.
9089 2016-05-25 Eric Botcazou <ebotcazou@adacore.com>
9091 * tree-ssa-phiopt.c (factor_out_conditional_conversion): Remove
9092 redundant test and bail out if the type of the new operand is not
9093 a GIMPLE register type after stripping a VIEW_CONVERT_EXPR.
9095 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
9097 * config/i386/i386.opt (ix86_target_flags_explicit): Remove.
9098 (x_ix86_target_flags_explicit): Remove.
9099 * config/i386/i386.c (ix86_function_specific_save): Do not copy
9100 x_ix86_target_flags_explicit.
9101 (ix86_function_specific_restore): Ditto.
9103 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
9104 H.J. Lu <hongjiu.lu@intel.com>
9107 * common/config/i386/i386-common.c
9108 (OPTION_MASK_ISA_GENERAL_REGS_ONLY_UNSET): New.
9109 (ix86_handle_option) <case OPT_mgeneral_regs_only>: Disable
9110 MPX, MMX, SSE and x87 instructions for -mgeneral-regs-only.
9111 * config/i386/i386.opt (ix86_target_flags): Add new Variable.
9112 (-mgeneral-regs-only): Add new option.
9113 * config/i386/i386.c (ix86_option_override_internal): Don't enable
9114 x87 instructions if only general registers are allowed.
9115 (ix86_target_string): Add ix86_flags argument. Handle additional
9116 flags options through ix86_flags argument. Update all callers.
9117 * doc/invoke.texi (x86 Options): Document -mgeneral-regs-only.
9119 2016-05-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9121 PR rtl-optimization/66940
9122 * ifcvt.c (noce_get_alt_condition): Check that incrementing or
9123 decrementing desired_val will not overflow before performing these
9126 2016-05-25 Ilya Verbin <ilya.verbin@intel.com>
9128 * config/i386/i386-builtin-types.def: Add V16SI_FTYPE_V16SF,
9129 V8DF_FTYPE_V8DF_ROUND, V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND.
9130 * config/i386/i386.c (enum ix86_builtins): Add
9131 IX86_BUILTIN_CVTPS2DQ512_MASK, IX86_BUILTIN_FLOORPS512,
9132 IX86_BUILTIN_FLOORPD512, IX86_BUILTIN_CEILPS512, IX86_BUILTIN_CEILPD512,
9133 IX86_BUILTIN_TRUNCPS512, IX86_BUILTIN_TRUNCPD512,
9134 IX86_BUILTIN_CVTPS2DQ512, IX86_BUILTIN_VEC_PACK_SFIX512,
9135 IX86_BUILTIN_FLOORPS_SFIX512, IX86_BUILTIN_CEILPS_SFIX512,
9136 IX86_BUILTIN_ROUNDPS_AZ_SFIX512.
9137 (builtin_description bdesc_args): Add __builtin_ia32_floorps512,
9138 __builtin_ia32_ceilps512, __builtin_ia32_truncps512,
9139 __builtin_ia32_floorpd512, __builtin_ia32_ceilpd512,
9140 __builtin_ia32_truncpd512, __builtin_ia32_cvtps2dq512,
9141 __builtin_ia32_vec_pack_sfix512, __builtin_ia32_roundps_az_sfix512,
9142 __builtin_ia32_floorps_sfix512, __builtin_ia32_ceilps_sfix512.
9143 Change IX86_BUILTIN_CVTPS2DQ512 to IX86_BUILTIN_CVTPS2DQ512_MASK for
9144 __builtin_ia32_cvtps2dq512_mask.
9145 (ix86_expand_args_builtin): Handle V8DF_FTYPE_V8DF_ROUND,
9146 V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF.
9147 (ix86_builtin_vectorized_function): Handle builtins mentioned above.
9148 * config/i386/sse.md
9149 (<mask_codefor>avx512f_fix_notruncv16sfv16si<mask_name><round_name>):
9151 (avx512f_fix_notruncv16sfv16si<mask_name><round_name>): ... this.
9152 (<mask_codefor>avx512f_cvtpd2dq512<mask_name><round_name>): Rename
9154 (avx512f_cvtpd2dq512<mask_name><round_name>): ... this.
9155 (avx512f_vec_pack_sfix_v8df): New define_expand.
9156 (avx512f_roundpd512): Rename to ...
9157 (avx512f_round<castmode>512): ... this. Change iterator.
9158 (avx512f_roundps512_sfix): New define_expand.
9159 (round<mode>2_sfix): Change iterator.
9161 2016-05-25 Nick Clifton <nickc@redhat.com>
9163 * config/msp430/msp430.c (msp430_attr): Produce an error if a
9164 static interrupt handler is detected.
9165 * config/msp430/msp430.h (LIB_SPEC): Do not use msp430.ld as the
9166 default linker script.
9167 * config/msp430/msp430.md (movpsihi2_lo): New pattern for loading
9168 the low part of a symbolic pointer.
9170 2016-05-25 Richard Biener <rguenther@suse.de>
9172 PR tree-optimization/71261
9173 * tree-if-conv.c (ifcvt_split_def_stmt): Walk uses on the
9174 interesting stmt instead of immediate uses when looking
9175 for the use operand to replace.
9177 2016-05-25 Martin Liska <mliska@suse.cz>
9179 * ipa-inline.c (edge_badness): Use 'w/' instead of 'w'.
9181 2016-05-25 Richard Biener <rguenther@suse.de>
9183 PR tree-optimization/71264
9184 * tree-vect-stmts.c (vect_init_vector): Properly deal with
9187 2016-05-25 Martin Liska <mliska@suse.cz>
9189 PR tree-optimization/71239
9190 * tree.c (array_at_struct_end_p): Do not call operand_equal_p
9191 if DECL_SIZE is NULL.
9193 2016-05-25 Richard Biener <rguenther@suse.de>
9195 * timevar.def (TV_TREE_LOOP_IFCVT): Add.
9196 * tree-if-conv.c (pass_data_if_conversion): Use it.
9198 2016-05-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
9200 * cgraph.c (cgraph_node::get_availability): Fix typo in comment.
9201 * symtab.c (symtab_node::binds_to_current_def_p): Likewise.
9202 * varpool.c (varpool_node::get_availability): Likewise.
9204 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
9206 * config/rs6000/altivec.md (VNEG iterator): New iterator for
9207 VNEGW/VNEGD instructions.
9208 (p9_neg<mode>2): New insns for ISA 3.0 VNEGW/VNEGD.
9209 (neg<mode>2): Add expander for V2DImode added in ISA 2.07, and
9210 support for ISA 3.0 VNEGW/VNEGD instructions.
9212 2016-05-24 Cesar Philippidis <cesar@codesourcery.com>
9214 * gimplify.c (omp_notice_variable): Use zero-length arrays for data
9215 pointers inside OACC_DATA regions.
9216 (gimplify_scan_omp_clauses): Prune firstprivate clause associated
9217 with OACC_DATA, OACC_ENTER_DATA and OACC_EXIT data regions.
9218 (gimplify_adjust_omp_clauses): Fix typo in comment.
9220 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
9222 * config/rs6000/altivec.md (VParity): New mode iterator for vector
9223 parity built-in functions.
9224 (p9v_ctz<mode>2): Add support for ISA 3.0 vector count trailing
9226 (p9v_parity<mode>2): Likewise.
9227 * config/rs6000/vector.md (VEC_IP): New mode iterator for vector
9229 (ctz<mode>2): ISA 3.0 expander for vector count trailing zeros.
9230 (parity<mode>2): ISA 3.0 expander for vector parity.
9231 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_1): New macros for
9233 (BU_P9_64BIT_MISC_0): Likewise.
9234 (BU_P9_MISC_0): Likewise.
9235 (BU_P9V_AV_1): Likewise.
9236 (BU_P9V_AV_2): Likewise.
9237 (BU_P9V_AV_3): Likewise.
9238 (BU_P9V_AV_P): Likewise.
9239 (BU_P9V_VSX_1): Likewise.
9240 (BU_P9V_OVERLOAD_1): Likewise.
9241 (BU_P9V_OVERLOAD_2): Likewise.
9242 (BU_P9V_OVERLOAD_3): Likewise.
9243 (VCTZB): Add vector count trailing zeros support.
9247 (VPRTYBD): Add vector parity support.
9248 (VPRTYBQ): Likewise.
9249 (VPRTYBW): Likewise.
9250 (VCTZ): Add overloaded vector count trailing zeros support.
9251 (VPRTYB): Add overloaded vector parity support.
9252 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
9253 overloaded vector count trailing zeros and parity instructions.
9254 * config/rs6000/rs6000.md (wd mode attribute): Add V1TI and TI for
9255 vector parity support.
9256 * config/rs6000/altivec.h (vec_vctz): Add ISA 3.0 vector count
9257 trailing zeros support.
9258 (vec_cntlz): Likewise.
9259 (vec_vctzb): Likewise.
9260 (vec_vctzd): Likewise.
9261 (vec_vctzh): Likewise.
9262 (vec_vctzw): Likewise.
9263 (vec_vprtyb): Add ISA 3.0 vector parity support.
9264 (vec_vprtybd): Likewise.
9265 (vec_vprtybw): Likewise.
9266 (vec_vprtybq): Likewise.
9267 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
9268 the ISA 3.0 vector count trailing zeros and vector parity built-in
9271 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
9273 * tree-ssa-reassoc.c (sort_by_operand_rank): Skip checking gimple_bb
9274 when there is stmt_to_insert.
9276 2016-05-24 Martin Sebor <msebor@redhat.com>
9279 * tree.h (complete_or_array_type_p): New inline function.
9281 2016-05-24 Jakub Jelinek <jakub@redhat.com>
9283 * config/i386/i386.h (TARGET_AVOID_4BYTE_PREFIXES): Define.
9284 * config/i386/constraints.md (Yr): Test TARGET_AVOID_4BYTE_PREFIXES
9285 rather than X86_TUNE_AVOID_4BYTE_PREFIXES.
9287 * config/i386/sse.md (<sse4_1>_round<ssemodesuffix><avxsizesuffix>):
9288 Limit 1st alternative to noavx isa, split 2nd alternative into one
9289 noavx and one avx alternative, use *x and Bm in the former and
9290 x and m in the latter.
9292 * config/i386/sse.md (vec_set<mode>_0): Use sse4_noavx isa instead
9293 of sse4 for the first alternative, drop %v from the template
9294 and d operand modifier. Split second alternative into one sse4_noavx
9295 and one avx alternative, use *x instead of *v in the former and v
9296 instead of *v in the latter.
9297 (*sse4_1_extractps): Use noavx isa instead of * for the first
9298 alternative, drop %v from the template. Split second alternative into
9299 one noavx and one avx alternative, use *x instead of *v in the
9300 former and v instead of *v in the latter.
9301 (<vi8_sse4_1_avx2_avx512>_movntdqa): Guard the first 2 alternatives
9302 with noavx and the last one with avx.
9303 (sse4_1_phminposuw): Guard first alternative with noavx isa,
9304 split the second one into one noavx and one avx alternative,
9305 use *x and Bm in the former and x and m in the latter one.
9306 (<sse4_1>_ptest<mode>): Use noavx instead of * for the first two
9309 * config/i386/sse.md (sse4_1_<code>v8qiv8hi2<mask_name>): Limit
9310 first two alternatives to noavx, use *x instead of *v in the second
9311 one, add avx alternative without *.
9312 (sse4_1_<code>v4qiv4si2<mask_name>, sse4_1_<code>v4hiv4si2<mask_name>,
9313 sse4_1_<code>v2qiv2di2<mask_name>, sse4_1_<code>v2hiv2di2<mask_name>,
9314 sse4_1_<code>v2siv2di2<mask_name>): Likewise.
9316 2016-05-24 Jeff Law <law@redhat.com>
9318 * tree-ssa-threadbackwards.c (convert_and_register_jump_thread_path):
9319 New function, extracted from...
9320 (fsm_find_control_statement_thread_paths): Here. Use the new function.
9321 Allow simple copies and constant initializations in the SSA chain.
9323 2016-05-24 Marek Polacek <polacek@redhat.com>
9326 * gimplify.c (gimplify_switch_expr): Look into the innermost lexical
9329 2016-05-24 Jakub Jelinek <jakub@redhat.com>
9332 * tree-vect-stmts.c (vectorizable_simd_clone_call): Handle
9333 SIMD_CLONE_ARG_TYPE_LINEAR_REF_CONSTANT_STEP like
9334 SIMD_CLONE_ARG_TYPE_LINEAR_CONSTANT_STEP. Add
9335 SIMD_CLONE_ARG_TYPE_LINEAR_VAL_CONSTANT_STEP and
9336 SIMD_CLONE_ARG_TYPE_LINEAR_UVAL_CONSTANT_STEP cases explicitly.
9338 2016-05-24 Richard Biener <rguenther@suse.de>
9340 PR tree-optimization/71240
9341 * tree-ssa-math-opts.c (init_symbolic_number): Verify the source
9344 2016-05-24 Richard Biener <rguenther@suse.de>
9346 PR tree-optimization/71230
9347 * tree-ssa-reassoc.c (zero_one_operation): Handle negate special ops.
9349 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
9351 * tree-vectorizer.h (vectorizable_comparison): Delete.
9352 * tree-vect-loop.c (vectorizable_reduction): Remove redundant
9353 PURE_SLP_STMT check.
9354 * tree-vect-stmts.c (vectorizable_call): Likewise.
9355 (vectorizable_simd_clone_call): Likewise.
9356 (vectorizable_conversion): Likewise.
9357 (vectorizable_assignment): Likewise.
9358 (vectorizable_shift): Likewise.
9359 (vectorizable_operation): Likewise.
9360 (vectorizable_load): Likewise.
9361 (vectorizable_condition): Likewise.
9362 (vectorizable_store): Likewise. Assert that we don't have
9364 (vectorizable_comparison): Make static. Remove redundant
9365 PURE_SLP_STMT check.
9366 (vect_transform_stmt): Assert that we always have an slp_node
9369 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9371 * config/arm/neon.md (ashldi3_neon): Replace comparison of INTVAL of
9372 operands[2] against 1 with comparison against CONST1_RTX.
9373 (<shift>di3_neon): Likewise.
9374 * config/arm/predicates.md (const0_operand): Replace with comparison
9377 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9379 * config/arm/arm.md (ashldi3): Replace comparison of INTVAL of
9380 operands[2] against 1 with comparison against CONST1_RTX.
9381 (ashrdi3): Likewise.
9382 (lshrdi3): Likewise.
9383 (ashlsi3): Replace cast of INTVAL to unsigned HOST_WIDE_INT with
9385 (ashrsi3): Likewise.
9386 (lshrsi3): Likewise.
9387 (rotrsi3): Likewise.
9388 (define_split above *compareqi_eq0): Likewise.
9389 (define_split above "prologue"): Likewise.
9390 * config/arm/arm.c (thumb1_size_rtx_costs): Likewise.
9391 * config/arm/predicates.md (shift_operator): Likewise.
9392 (shift_nomul_operator): Likewise.
9393 (sat_shift_operator): Likewise.
9394 (thumb1_cmp_operand): Likewise.
9395 (const_neon_scalar_shift_amount_operand): Replace manual range
9396 check with IN_RANGE.
9397 * config/arm/thumb1.md (define_peephole2 above *thumb_subdi3):
9398 Replace cast of INTVAL to unsigned HOST_WIDE_INT with UINTVAL.
9400 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9402 * config/arm/arm.md (andsi3): Replace cast of 1 to HOST_WIDE_INT
9403 with HOST_WIDE_INT_1.
9405 * config/arm/arm.c (optimal_immediate_sequence): Replace cast of
9406 1 to unsigned HOST_WIDE_INT with HOST_WIDE_INT_1U.
9407 (arm_canonicalize_comparison): Likewise.
9408 (thumb1_rtx_costs): Replace cast of 1 to HOST_WIDE_INT with
9410 (thumb1_size_rtx_costs): Likewise.
9411 (vfp_const_double_index): Replace cast of 1 to unsigned
9412 HOST_WIDE_INT with HOST_WIDE_INT_1U.
9413 (get_jump_table_size): Replace cast of 1 to HOST_WIDE_INT with
9415 (arm_asan_shadow_offset): Replace cast of 1 to unsigned
9416 HOST_WIDE_INT with HOST_WIDE_INT_1U.
9417 * config/arm/neon.md (vec_set<mode>): Replace cast of 1 to
9418 HOST_WIDE_INT with HOST_WIDE_INT_1.
9420 2016-05-24 Marek Polacek <polacek@redhat.com>
9422 * tree-cfg.h (should_remove_lhs_p): New predicate.
9423 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Use it.
9424 * gimplify.c (gimplify_modify_expr): Likewise.
9425 * tree-cfg.c (verify_gimple_call): Likewise.
9426 * tree-cfgcleanup.c (fixup_noreturn_call): Likewise.
9427 * gimple-fold.c: Include "tree-cfg.h".
9428 (gimple_fold_call): Use should_remove_lhs_p.
9430 2016-05-24 Richard Biener <rguenther@suse.de>
9432 PR tree-optimization/71253
9433 * cfganal.h (control_dependences): Make robust against edge
9435 (control_dependences::control_dependences): Remove edge_list argument.
9436 (control_dependences::get_edge): Remove.
9437 (control_dependences::get_edge_src): Add.
9438 (control_dependences::get_edge_dest): Likewise.
9439 (control_dependences::m_el): Make a vector of edge src/dest index.
9440 * cfganal.c (control_dependences::find_control_dependence): Adjust.
9441 (control_dependences::control_dependences): Likewise.
9442 (control_dependences::~control_dependence): Likewise.
9443 (control_dependences::get_edge): Remove.
9444 (control_dependences::get_edge_src): Add.
9445 (control_dependences::get_edge_dest): Likewise.
9446 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Use
9448 (perform_tree_ssa_dce): Adjust.
9449 * tree-loop-distribution.c (create_edge_for_control_dependence): Use
9451 (pass_loop_distribution::execute): Adjust. Do loop destroying
9452 conditional on changed.
9454 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9457 * config/arm/arm.c (gen_operands_ldrd_strd): Remove bogus early
9458 return. Reindent transformation comment and mention the ARM state
9461 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
9464 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Add stmt_to_insert
9465 after build_and_add_sum creates new use stmt.
9467 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
9469 * tree-vect-stmts.c (vectorizable_load): Reorder checks so that
9470 load_lanes/grouped_load classification comes first. Don't check
9471 whether the vectorization factor is a multiple of the group size
9474 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
9476 * tree-vect-data-refs.c (vect_analyze_group_access_1): Set
9477 GROUP_GAP for single-element interleaving.
9478 * tree-vect-stmts.c (vectorizable_load): Remove force_peeling
9481 2016-05-24 Richard Biener <rguenther@suse.de>
9485 * tree-ssa.c (non_rewritable_mem_ref_base): Make sure to mark
9486 bases which are accessed with non-invariant indices.
9487 * gimple-fold.c (maybe_canonicalize_mem_ref_addr): Re-write
9488 constant index ARRAY_REFs of vectors into BIT_FIELD_REFs.
9490 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
9493 * tree-ssa-reassoc.c (struct operand_entry): Add field stmt_to_insert.
9494 (add_to_ops_vec): Add stmt_to_insert.
9495 (add_repeat_to_ops_vec): Init stmt_to_insert.
9496 (insert_stmt_before_use): New.
9497 (transform_add_to_multiply): Remove mult_stmt insertion and add it
9499 (get_ops): Init stmt_to_insert.
9500 (maybe_optimize_range_tests): Likewise.
9501 (rewrite_expr_tree): Insert stmt_to_insert before use stmt.
9502 (rewrite_expr_tree_parallel): Likewise.
9503 (reassociate_bb): Likewise.
9505 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
9508 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal): Drop
9509 ISA 3.0 xxperm fusion alternative.
9510 (altivec_vperm_v8hiv16qi): Likewise.
9511 (altivec_vperm_<mode>_uns_internal): Likewise.
9512 (vperm_v8hiv4si): Likewise.
9513 (vperm_v16qiv8hi): Likewise.
9515 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
9516 Kelvin Nilsen <kelvin@gcc.gnu.org>
9518 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Generate
9519 vpermr/xxpermr on ISA 3.0.
9520 (altivec_expand_vec_perm_le): Likewise.
9521 * config/rs6000/altivec.md (UNSPEC_VPERMR): New unspec.
9522 (altivec_vpermr_<mode>_internal): Add VPERMR/XXPERMR support for
9525 2016-05-23 Uros Bizjak <ubizjak@gmail.com>
9527 * config/i386/i386.h (IS_STACK_MODE): Enable for
9528 TARGET_MIX_SSE_I387. Rewrite using X87_FLOAT_MODE_P and
9529 SSE_FLOAT_MODE_P macros.
9530 * config/i386/i386.c (ix86_preferred_reload_class): Use
9531 IS_STACK_MODE, INTEGER_CLASS_P, FLOAT_CLASS_P and Q_CLASS_P macros.
9532 Cleanup regclass processing for CONST_DOUBLE_P.
9533 (ix86_preferred_output_reload_class): Use IS_STACK_MODE macro.
9534 (ix86_rtx_costs): Remove redundant TARGET_80387 check
9535 with IS_STACK_MODE macro.
9536 * config/i386/i386.md: Replace SSE_FLOAT_MODE_P (DFmode)
9538 (*movdf_internal): Use IS_STACK_MODE macro.
9539 (*movsf_internal): Ditto.
9541 2016-05-23 Marc Glisse <marc.glisse@inria.fr>
9543 * match.pd (a * (1 << b), ~x & ~y, ~X ^ ~Y, (X ^ Y) ^ Y, ~ (-A),
9544 ~ (A - 1), ~(~X >> Y), ~(~X >>r Y)): Relax constraints.
9546 2016-05-23 Jeff Law <law@redhat.com>
9548 * tree-ssa-threadbackward.c (profitable_jump_thread_path): New function
9550 (fsm_find_control_statement_thread_paths): Call it.
9552 2016-05-23 Martin Jambor <mjambor@suse.cz>
9555 * ipa-cp.c (ipa_get_indirect_edge_target_1): Only check value of
9556 from_global_constant if t is not NULL.
9558 2016-05-23 Marek Polacek <polacek@redhat.com>
9561 * common.opt (Wswitch-unreachable): New option.
9562 * doc/invoke.texi: Document -Wswitch-unreachable.
9563 * gimplify.c (gimplify_switch_expr): Implement the -Wswitch-unreachable
9566 2016-05-23 Bin Cheng <bin.cheng@arm.com>
9568 * tree-ssa-address.c (copy_ref_info): Check NULL TMR_STEP when
9569 TMR_INDEX is non-NULL.
9571 2016-05-23 Richard Biener <rguenther@suse.de>
9573 PR tree-optimization/71230
9574 * tree-ssa-reassoc.c (acceptable_pow_call): Move initial condition...
9575 (try_special_add_to_ops): ... here. Always test for single-use.
9577 2016-05-23 Martin Jambor <mjambor@suse.cz>
9579 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Create an empty
9580 default block if a PHI node in the original one would be resized.
9582 2016-05-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
9584 PR tree-optimization/58135
9585 * tree-vect-slp.c: When group size is not multiple
9586 of vector size, allow splitting of store group at
9589 2016-05-23 Christophe Lyon <christophe.lyon@linaro.org>
9591 * config/arm/arm_neon.h (vtst_p16, vtstq_p16): New.
9593 2016-05-22 Jakub Jelinek <jakub@redhat.com>
9595 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
9596 vec_set_hi_<mode><mask_name>): Add && <mask_avx512dq_condition>
9597 condition. For !TARGET_AVX512DQ, emit 32x4 instruction instead
9600 * config/i386/sse.md (vec_set_lo_v16hi, vec_set_hi_v16hi,
9601 vec_set_lo_v32qi, vec_set_hi_v32qi): Add alternative with
9602 v constraint instead of x and vinserti32x4 insn.
9604 * config/i386/sse.md (i128vldq): New mode iterator.
9605 (avx2_vbroadcasti128_<mode>, avx_vbroadcastf128_<mode>): Add
9606 avx512dq and avx512vl alternatives.
9608 * config/i386/sse.md (avx2_vec_dupv4df): Use v instead of x
9609 constraint, use maybe_evex prefix instead of vex.
9610 (vec_dupv4sf): Use v constraint instead of x for output
9611 operand except for noavx alternative, use Yv constraint
9612 instead of x for input. Use maybe_evex prefix instead of vex.
9613 (*vec_dupv4si): Likewise.
9614 (*vec_dupv2di): Likewise.
9616 2016-05-22 Kugan Vivekanandarajah <kuganv@linaro.org>
9619 * tree-ssa-reassoc.c (try_special_add_to_ops): New.
9620 (linearize_expr_tree): Call try_special_add_to_ops.
9621 (reassociate_bb): Convert MULT_EXPR by (-1) to NEGATE_EXPR.
9623 2016-05-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
9625 * config/avr/avr.c (avr_expand_prologue): Add INCOMING_FRAME_SP_OFFSET
9626 to computed stack_usage.
9628 2016-05-21 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
9631 * config/avr/avr.md (define_expand "mov<mode>"): If the source
9632 operand is subreg (symbol_ref) then move the symbol ref to register.
9634 2016-05-21 Jan Hubicka <hubicka@ucw.cz>
9636 * tree.c (array_at_struct_end_p): Look through MEM_REF.
9638 2016-05-21 Kugan Vivekanandarajah <kuganv@linaro.org>
9641 * tree-ssa-reassoc.c (transform_add_to_multiply): Disallow float
9644 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
9646 * tree-vrp.c (compare_values_warnv): Simplify handling of symbolic
9647 ranges by calling get_single_symbol and tidy up. Look more closely
9648 into NAME + CST1 vs CST2 comparisons if type overflow is undefined.
9650 2016-05-20 Jeff Law <law@redhat.com>
9652 * bitmap.c (bitmap_find_bit): Remove useless test.
9654 2016-05-20 Segher Boessenkool <segher@kernel.crashing.org>
9656 * function.c (thread_prologue_and_epilogue_insns): Commit the
9657 insertion of the epilogue.
9659 2016-05-20 Martin Jambor <mjambor@suse.cz>
9661 PR tree-optimization/70884
9662 * tree-sra.c (initialize_constant_pool_replacements): Do not check
9663 should_scalarize_away_bitmap and cannot_scalarize_away_bitmap bits.
9664 (sort_and_splice_var_accesses): Do not consider multiple scalar reads
9665 of constant pool data as a reason for scalarization.
9667 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
9669 * config/arm/arm.c (arm_expand_prologue): Set the stack usage to 0
9670 for naked functions.
9671 (thumb1_expand_prologue): Likewise.
9673 2016-05-20 Nathan Sidwell <nathan@acm.org>
9675 * config/nvptx/nptx.c (nvptx_option_override): Only set
9676 flag_toplevel_reorder, if not explicitly specified. Set
9677 flag_no_common, unless explicitly specified.
9679 2016-05-20 David Malcolm <dmalcolm@redhat.com>
9681 * calls.c (can_implement_as_sibling_call_p): Mark param
9682 reg_parm_stack_space with ATTRIBUTE_UNUSED.
9684 2016-05-20 Uros Bizjak <ubizjak@gmail.com>
9686 * config/i386/i386.c (ix86_rtx_costs) <case CONST_DOUBLE>:
9687 Use IS_STACK_MODE when calculating cost of standard 80387 constants.
9688 Fallthru to CONST_VECTOR case to calculate cost of standard SSE
9690 <case CONST_WIDE_INT>: Calculate cost of (MEM (SYMBOL_REF)).
9691 (ix86_legitimate_constant_p): Use CASE_CONST_SCALAR_INT
9694 2016-05-20 Cesar Philippidis <cesar@codesourcery.com>
9696 * config/nvptx/nvptx.md (sincossf3): New pattern.
9698 2016-05-20 David Malcolm <dmalcolm@redhat.com>
9700 * calls.c (maybe_complain_about_tail_call): New function.
9701 (initialize_argument_information): Call
9702 maybe_complain_about_tail_call when clearing *may_tailcall.
9703 (can_implement_as_sibling_call_p): Call
9704 maybe_complain_about_tail_call when returning false.
9705 (expand_call): Read CALL_EXPR_MUST_TAIL_CALL and, if set,
9706 ensure try_tail_call is set. Call maybe_complain_about_tail_call
9707 if tail-call optimization fails.
9708 * cfgexpand.c (expand_call_stmt): Initialize
9709 CALL_EXPR_MUST_TAIL_CALL from gimple_call_must_tail_p.
9710 * gimple-pretty-print.c (dump_gimple_call): Dump
9711 gimple_call_must_tail_p.
9712 * gimple.c (gimple_build_call_from_tree): Call
9713 gimple_call_set_must_tail with the value of
9714 CALL_EXPR_MUST_TAIL_CALL.
9715 * gimple.h (enum gf_mask): Add GF_CALL_MUST_TAIL_CALL.
9716 (gimple_call_set_must_tail): New function.
9717 (gimple_call_must_tail_p): New function.
9718 * print-tree.c (print_node): Update printing of TREE_STATIC
9719 to reflect its use for CALL_EXPR_MUST_TAIL_CALL.
9720 * tree-core.h (struct tree_base): Add MUST_TAIL_CALL to the
9721 trailing comment listing applicable flags.
9722 * tree.h (CALL_EXPR_MUST_TAIL_CALL): New macro.
9724 2016-05-20 David Malcolm <dmalcolm@redhat.com>
9726 * calls.c (expand_call): Move "Rest of purposes for tail call
9727 optimizations to fail" to...
9728 (can_implement_as_sibling_call_p): ...this new function, and
9729 split into multiple "if" statements.
9731 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
9733 * cfgloop.h (expected_loop_iterations_unbounded,
9734 expected_loop_iterations): Unconstify.
9735 * cfgloopanal.c (expected_loop_iterations_unbounded): Sanity check the
9736 profile with known upper bound; return 3 when profile is absent.
9737 (expected_loop_iterations): Update.
9739 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
9741 * loop-doloop.c (doloop_optimize): Use get_estimated_loop_iterations_int
9742 and get_max_loop_iterations_int.
9744 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
9746 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can not produce
9747 realistic upper bounds here.
9749 2016-05-20 Jakub Jelinek <jakub@redhat.com>
9752 * gimple-fold.c (gimple_fold_call): Do not remove lhs of noreturn
9753 calls if the LHS is variable length or has addressable type.
9754 If targets[0]->decl is a noreturn call with void return type and
9755 zero arguments, adjust fntype and remove lhs in that case.
9757 2016-05-20 Marc Glisse <marc.glisse@inria.fr>
9759 PR tree-optimization/71079
9760 PR tree-optimization/71206
9761 * match.pd ((X ^ Y) ^ (X ^ Z)): Convert the arguments.
9763 2016-05-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
9765 * tree-vectorizer.c (get_vec_alignment_for_decl): New static function.
9766 (get_vec_alignment_for_array_decl): Likewise.
9767 (get_vec_alignment_for_record_decl): Likewise.
9768 (increase_alignment::execute): Move code to find alignment to
9769 get_vec_alignment_for_array_decl and call get_vec_alignment_for_decl.
9770 (type_align_map): New hash_map.
9772 2016-05-20 Richard Guenther <rguenther@suse.de>
9774 PR tree-optimization/29756
9775 * tree.def (BIT_INSERT_EXPR): New tcc_expression tree code.
9776 * expr.c (expand_expr_real_2): Handle BIT_INSERT_EXPR.
9777 * fold-const.c (operand_equal_p): Likewise.
9778 (fold_ternary_loc): Add constant folding of BIT_INSERT_EXPR.
9779 * gimplify.c (gimplify_expr): Handle BIT_INSERT_EXPR.
9780 * tree-inline.c (estimate_operator_cost): Likewise.
9781 * tree-pretty-print.c (dump_generic_node): Likewise.
9782 * tree-ssa-operands.c (get_expr_operands): Likewise.
9783 * cfgexpand.c (expand_debug_expr): Likewise.
9784 * gimple-pretty-print.c (dump_ternary_rhs): Likewise.
9785 * gimple.c (get_gimple_rhs_num_ops): Handle BIT_INSERT_EXPR.
9786 * tree-cfg.c (verify_gimple_assign_ternary): Verify BIT_INSERT_EXPR.
9787 * tree-ssa.c (non_rewritable_lvalue_p): We can rewrite
9788 vector inserts using BIT_FIELD_REF or MEM_REF on the lhs.
9789 (execute_update_addresses_taken): Do it.
9791 2016-05-20 Richard Biener <rguenther@suse.de>
9793 PR tree-optimization/71185
9794 * tree-ssa-loop-prefetch.c (gather_memory_references): Drop
9795 register operations.
9797 2016-05-20 Richard Biener <rguenther@suse.de>
9799 * tree-if-conv.c (add_bb_predicate_gimplified_stmts): Use
9800 gimple_seq_add_seq_without_update.
9801 (release_bb_predicate): Assert we have no operands to free.
9802 (if_convertible_loop_p_1): Calculate post dominators later.
9803 Do not free BB predicates here.
9804 (combine_blocks): Do not recompute BB predicates.
9805 (version_loop_for_if_conversion): Save BB predicates around
9808 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
9810 * function.c (make_epilogue_seq): Remove epilogue_end parameter.
9811 (thread_prologue_and_epilogue_insns): Remove bb_flags. Restructure
9812 code. Ignore sibcalls on EDGE_IGNORE edges.
9813 * shrink-wrap.c (handle_simple_exit): New function. Set EDGE_IGNORE
9814 on edges for sibcalls that run without prologue. The rest of the
9815 function is combined from...
9816 (fix_fake_fallthrough_edge): ... this, and ...
9817 (try_shrink_wrapping): ... a part of this. Remove the bb_with
9818 function argument, make it a local variable.
9820 2016-05-19 Sandra Loosemore <sandra@codesourcery.com>
9822 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Allow
9823 --disable-sjlj-exceptions for TARGET_BI_ARCH to select DWARF-2 EH
9824 for 32-bit mode and SEH for 64-bit.
9825 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): Handle
9826 TARGET_64BIT_DEFAULT.
9828 2016-05-19 Ryan Burn <contact@rnburn.com>
9830 * Makefile.in (GTFILES): Add cilk.h and cilk-common.c.
9831 * gengtype.c (open_base_files): Add cilk.h to ifiles.
9833 2016-05-19 Uros Bizjak <ubizjak@gmail.com>
9835 * sched-deps.c (sched_analyze_2) <case TRAP_IF>: Also
9836 force pending loads from memory.
9838 2016-05-19 Kelvin Nilsen <kelvin@gcc.gnu.org>
9840 * config/rs6000/altivec.md (UNSPEC_DARN): New unspec constant.
9841 (UNSPEC_DARN_32): New unspec constant.
9842 (UNSPEC_DARN_RAW): New unspec constant.
9843 (darn_32): New instruction.
9844 (darn_raw): New instruction.
9845 (darn): New instruction.
9846 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_0): Add
9847 support and documentation for this macro.
9848 (BU_P9_MISC_1): New macro definition.
9849 (BU_P9_64BIT_MISC_0): New macro definition.
9850 (BU_P9_MISC_0): New macro definition.
9851 (darn_32): New builtin definition.
9852 (darn_raw): New builtin definition.
9853 (darn): New builtin definition.
9854 * config/rs6000/rs6000.c: Add #define RS6000_BUILTIN_0 and #undef
9855 RS6000_BUILTIN_0 directives to surround each occurrence of
9856 #include "rs6000-builtin.def".
9857 (rs6000_builtin_mask_calculate): Add in the RS6000_BTM_MODULO and
9858 RS6000_BTM_64BIT flags to the returned mask, depending on
9860 (def_builtin): Correct an error in the assignments made to the
9861 debugging variable attr_string.
9862 (rs6000_expand_builtin): Add support for no-operand built-in
9864 (builtin_function_type): Remove fatal_error assertion that is no
9866 (rs6000_common_init_builtins): Add support for no-operand built-in
9868 * config/rs6000/rs6000.h (RS6000_BTM_MODULO): New macro
9870 (RS6000_BTM_PURE): Enhance comment to clarify intent of this flag
9872 (RS6000_BTM_64BIT): New macro definition.
9873 * doc/extend.texi: Document __builtin_darn (void),
9874 __builtin_darn_raw (void), and __builtin_darn_32 (void) built-in
9877 2016-05-19 Jan Hubicka <hubicka@ucw.cz>
9879 * tree-vect-loop.c (vect_analyze_loop_2): Use also
9880 max_loop_iterations_int.
9882 2016-05-19 Marek Polacek <polacek@redhat.com>
9884 PR tree-optimization/71031
9885 * tree-vrp.c (extract_range_from_binary_expr_1): Turn assert into a
9886 condition and adjust the code a bit.
9888 2016-05-19 Martin Liska <mliska@suse.cz>
9890 * tree-vect-stmts.c (vectorizable_simd_clone_call): Utilize
9891 auto_vec instead of vec.
9893 2016-05-19 Martin Liska <mliska@suse.cz>
9895 * tree-parloops.c (oacc_entry_exit_ok): Release a vector.
9897 2016-05-19 Martin Liska <mliska@suse.cz>
9899 * tree-if-conv.c (ifcvt_repair_bool_pattern): Utilize auto_vecs.
9901 2016-05-19 Martin Liska <mliska@suse.cz>
9903 * ipa-pure-const.c (set_function_state): Remove an existing
9905 (remove_node_data): Do not free it as it's released
9906 in set_function_state.
9908 2016-05-19 Martin Liska <mliska@suse.cz>
9910 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Release
9913 2016-05-19 Martin Liska <mliska@suse.cz>
9915 * omp-simd-clone.c (simd_clone_adjust): Release vector.
9917 2016-05-19 Martin Liska <mliska@suse.cz>
9919 * tree-ssa-reassoc.c (eliminate_duplicate_pair): Truncate
9920 an auto_vec instead of re-creating it.
9922 2016-05-19 Martin Liska <mliska@suse.cz>
9924 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Use
9925 auto_vec instead of vec.
9927 2016-05-19 Martin Liska <mliska@suse.cz>
9929 * lto-section-in.c (lto_get_section_data): Call
9930 lto_check_version with additional argument.
9931 * lto-streamer.c (lto_check_version): Add new argument.
9932 * lto-streamer.h (lto_check_version): Likewise.
9934 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9936 * config/arm/arm.c (arm_new_rtx_costs, SIGN_EXTEND case):
9937 Don't add cost of inner memory when handling sign-extended loads.
9939 2016-05-19 Ilya Enkovich <ilya.enkovich@intel.com>
9941 PR rtl-optimization/71148
9942 * cse.c (cse_main): Free dominance info.
9943 (rest_of_handle_cse): Don't free dominance info.
9944 (rest_of_handle_cse2): Likewise.
9945 (rest_of_handle_cse_after_global_opts): Likewise.
9947 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9950 * config/arm/arm-builtins.c (arm_builtin_vectorized_function): Return
9951 NULL_TREE early if NEON is not available. Remove now redundant check
9952 in ARM_CHECK_BUILTIN_MODE.
9954 2016-05-19 Maxim Ostapenko <m.ostapenko@samsung.com>
9957 * cppbuiltin.c (define_builtin_macros_for_compilation_flags): Add new
9958 builtin __SANITIZE_THREAD__ macros for fsanitize=thread switch.
9959 * doc/cpp.texi: Document new macros.
9961 2016-05-19 Bin Cheng <bin.cheng@arm.com>
9963 PR tree-optimization/69848
9964 * tree-vect-loop.c (vectorizable_reduction): Don't factor
9965 comparison expr out of VEC_COND_EXPR for COND_REDUCTION.
9967 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
9969 * function.c (thread_prologue_and_epilogue_insn): Move the
9970 "goto epilogue_done" one block later.
9972 2016-05-19 Richard Biener <rguenther@suse.de>
9974 PR tree-optimization/70729
9975 * passes.def: Move LIM pass before PRE. Remove no longer
9976 required copyprop and move first DCE out of the loop pipeline.
9978 2016-05-18 David Malcolm <dmalcolm@redhat.com>
9981 * Makefile.in (GCC_OBJS): Move spellcheck.o to...
9982 (OBJS-libcommon-target): ...here.
9983 * opts-common.c: Include spellcheck.h.
9984 (cmdline_handle_error): Build a vec of valid options and use it
9985 to suggest provide hints for misspelled arguments.
9987 2016-05-18 Jakub Jelinek <jakub@redhat.com>
9990 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Don't drop
9991 lhs if it has TREE_ADDRESSABLE type.
9993 2016-05-18 Uros Bizjak <ubizjak@gmail.com>
9996 * config/alpha/alpha.md (trap): Add (use (reg:DI 29)).
9997 (*exception_receiver_1): Return "#" for TARGET_EXPLICIT_RELOCS.
9999 2016-05-18 Martin Jambor <mjambor@suse.cz>
10002 * ipa-cp.c (ipa_get_jf_pass_through_result): Allow non-ip constant
10003 input for NOP_EXPR pass-through functions.
10004 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Allow
10005 aggregate global constant VAR_DECLs in constant jump functions.
10007 2016-05-18 Martin Jambor <mjambor@suse.cz>
10010 * ipa-prop.c (parm_preserved_before_stmt_p): Return true for loads
10011 from TREE_READONLY parameters.
10013 2016-05-18 Martin Jambor <mjambor@suse.cz>
10016 * cgraph.h (cgraph_indirect_call_info): New field
10017 guaranteed_unmodified.
10018 * ipa-cp.c (ipa_get_indirect_edge_target_1): Also pass parameter value
10019 to ipa_find_agg_cst_for_param, check guaranteed_unmodified when
10021 * ipa-inline-analysis.c (evaluate_conditions_for_known_args): Also
10022 pass the parameter value to ipa_find_agg_cst_for_param.
10023 * ipa-prop.c (ipa_load_from_parm_agg): New parameter
10024 guaranteed_unmodified, store AA results there instead of bailing out
10026 (ipa_note_param_call): Also initialize guaranteed_unmodified flag.
10027 (ipa_analyze_indirect_call_uses): Also set guaranteed_unmodified flag.
10028 (find_constructor_constant_at_offset): New function.
10029 (ipa_find_agg_cst_from_init): Likewise.
10030 (ipa_find_agg_cst_for_param): Also seearch for aggregate values in
10031 static initializers of contants, report back through a new paameter
10032 from_global_constant if that was the case.
10033 (try_make_edge_direct_simple_call): Also pass parameter value to
10034 ipa_find_agg_cst_for_param, check guaranteed_unmodified when
10036 (ipa_write_indirect_edge_info): Stream new flag guaranteed_unmodified.
10037 (ipa_read_indirect_edge_info): Likewise.
10038 * ipa-prop.h (ipa_find_agg_cst_for_param): Update declaration.
10039 (ipa_load_from_parm_agg): Likewise.
10041 2016-05-18 Jiong Wang <jiong.wang@arm.com>
10043 PR rtl-optimization/71150
10044 * lra-constraint (process_addr_reg): Guard "in_class_p" with REG_P
10047 2016-05-18 Michael Meissner <meissner@linux.vnet.ibm.com>
10050 * config/rs6000/constraints.md (wE constraint): New constraint
10051 for a vector constant that can be loaded with XXSPLTIB.
10052 (wM constraint): New constraint for a vector constant of a 1's.
10053 (wS constraint): New constraint for a vector constant that can be
10054 loaded with XXSPLTIB and a vector sign extend instruction.
10055 * config/rs6000/predicates.md (xxspltib_constant_split): New
10056 predicates for wE/wS constraints.
10057 (xxspltib_constant_nosplit): Likewise.
10058 (easy_vector_constant): Add support for constants that can be
10059 loaded via XXSPLTIB.
10060 (all_ones_constant): New predicate for vector constant with all
10062 (splat_input_operand): Add support for ISA 3.0 word splat operations.
10063 * config/rs6000/rs6000.c (xxspltib_constant_p): New function to
10064 return if a constant can be loaded with the ISA 3.0 XXSPLTIB
10065 instruction and possibly with a sign extension.
10066 (output_vec_const_move): Add support for XXSPLTIB. If we are
10067 loading up 0/-1 into Altivec registers, prefer using VSPLTISW
10068 instead of XXLXOR/XXLORC.
10069 (rs6000_expand_vector_init): Add support for ISA 3.0 word splat
10071 (rs6000_legitimize_reload_address): Likewise.
10072 (rs6000_output_move_128bit): Use output_vec_const_move to emit
10074 * config/rs6000/vsx.md (VSX_M): Add TImode (if -mvsx-timode) and
10075 combine VSX_M and VSX_M2 into one iterator.
10076 (VSX_M2): Likewise.
10077 (VSINT_84): New iterators for loading constants with XXSPLTIB.
10078 (VSINT_842): Likewise.
10079 (UNSPEC_VSX_SIGN_EXTEND): New UNSPEC.
10080 (xxspltib_v16qi): New insns to load up constants with the ISA 3.0
10081 XXSPLTIB instruction.
10082 (xxspltib_<mode>_nosplit): Likewise.
10083 (xxspltib_<mode>_split): New insn to load up constants with
10084 XXSPLTIB and a sign extend instruction.
10085 (vsx_mov<mode>): Replace single move that handled all vector types
10086 with separate 32-bit and 64-bit moves. Combine the movti_<bit>
10087 moves (when -mvsx-timode is in effect) into the main vector
10088 moves. Eliminate separate moves for <VSr> <VSa>, where the
10089 preferred register class (<VSr>) is listed first, and the
10090 secondary register class (<VSa>) is listed second with a '?' to
10091 discourage use. Prefer loading 0/-1 in any VSX register for ISA
10092 3.0, and Altivec registers for ISA 2.06/2.07 (PR target/70915) so
10093 that if the register was involved in a slow operation, the
10094 clear/set operation does not wait for the slow operation to
10095 finish. Adjust the length attributes for 32-bit mode. Use
10096 rs6000_output_move_128bit and drop the use of the string
10097 instructions for 32-bit movti when -mvsx-timode is in effect. Use
10098 spacing so that the alternatives and attributes don't generate
10099 long lines, and put things in columns, so that it is easier to
10100 match up the operands and attributes with the insn alternatives.
10101 (vsx_mov<mode>_64bit): Likewise.
10102 (vsx_mov<mode>_32bit): Likewise.
10103 (vsx_movti_64bit): Fold movti into normal vector moves.
10104 (vsx_movti_32bit): Likewise.
10105 (vsx_splat_<mode>, V4SI/V4SF modes): Add support for ISA 3.0 word
10106 splat instructions.
10107 (vsx_splat_v4si_internal): Likewise.
10108 (vsx_splat_v4sf_internal): Likewise.
10109 (vector fusion peepholes): Use VSX_M instead of VSX_M2.
10110 (vsx_sign_extend_qi_<mode>): New ISA 3.0 instructions to sign
10111 extend vector elements.
10112 (vsx_sign_extend_hi_<mode>): Likewise.
10113 (vsx_sign_extend_si_v2di): Likewise.
10114 * config/rs6000/rs6000-protos.h (xxspltib_constant_p): Add
10116 * doc/md.texi (PowerPC constraints): Document the wE, wM, and wS
10117 constraints. Add trailing period to wL documentation.
10119 2016-05-18 Richard Sandiford <richard.sandiford@arm.com>
10121 PR middle-end/71020
10122 * tree-dfa.h (replace_abnormal_ssa_names): Declare.
10123 * tree-dfa.c (replace_abnormal_ssa_names): New function.
10124 * tree-call-cdce.c: Include tree-dfa.h.
10125 (can_guard_call_p): New function, extracted from...
10126 (can_use_internal_fn): ...here.
10127 (shrink_wrap_one_built_in_call_with_conds): Remove failure path
10129 (shrink_wrap_one_built_in_call): Likewise.
10130 (use_internal_fn): Likewise.
10131 (shrink_wrap_conditional_dead_built_in_calls): Update accordingly
10132 and return void. Call replace_abnormal_ssa_names.
10133 (pass_call_cdce::execute): Check can_guard_call_p during the
10134 initial walk. Assume shrink_wrap_conditional_dead_built_in_calls
10135 will always change something.
10137 2016-05-18 Martin Jambor <mjambor@suse.cz>
10140 * ipa-prop.c (determine_locally_known_aggregate_parts): Bail out early
10141 if parameter PARAM_IPA_MAX_AGG_ITEMS is zero.
10143 2016-05-18 Martin Jambor <mjambor@suse.cz>
10146 * ipa-inline.h (condition): New field size.
10147 * ipa-inline-analysis.c (add_condition): New parameter SIZE, use it
10148 for comaprison and store it into the new condition.
10149 (evaluate_conditions_for_known_args): Use condition size to check
10150 access sizes for all but CHANGED conditions.
10151 (unmodified_parm_1): New parameter size_p, store access size into it.
10152 (unmodified_parm): Likewise.
10153 (unmodified_parm_or_parm_agg_item): Likewise.
10154 (eliminated_by_inlining_prob): Pass NULL to unmodified_parm as size_p.
10155 (set_cond_stmt_execution_predicate): Extract access sizes and store
10156 them to conditions.
10157 (set_switch_stmt_execution_predicate): Likewise.
10158 (will_be_nonconstant_expr_predicate): Likewise.
10159 (will_be_nonconstant_predicate): Likewise.
10160 (inline_read_section): Stream condition size.
10161 (inline_write_summary): Likewise.
10163 2016-05-18 Richard Biener <rguenther@suse.de>
10165 * tree-ssa-loop-im.c (determine_max_movement): Properly add
10166 condition cost to PHI cost instead of total_cost.
10168 2016-05-18 Martin Liska <mliska@suse.cz>
10171 * ipa-icf.c (sem_variable::merge): Set DECL_PT_UID for
10174 2016-05-18 Richard Biener <rguenther@suse.de>
10176 * lto-streamer.h (LTO_major_version): Bump to 6.
10178 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
10180 * function.c (make_split_prologue_seq, make_prologue_seq,
10181 make_epilogue_seq): New functions, factored out from...
10182 (thread_prologue_and_epilogue_insns): Here.
10184 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
10186 * function.c (rest_of_handle_thread_prologue_and_epilogue): Call
10187 cleanup_cfg with CLEANUP_EXPENSIVE after shrink-wrapping instead
10188 of before. Add a comment.
10190 2016-05-18 Bin Cheng <bin.cheng@arm.com>
10192 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check invariant
10193 expression pointer, not pointer to the pointer.
10195 2016-05-18 Jakub Jelinek <jakub@redhat.com>
10197 * config/i386/sse.md (pbroadcast_evex_isa): New mode attr.
10198 (avx2_pbroadcast<mode>): Add another alternative with v instead
10199 of x constraints in it, using <pbroadcast_evex_isa> isa.
10200 (avx2_pbroadcast<mode>_1): Similarly, add two such alternatives.
10202 * config/i386/sse.md (<ssse3_avx2>_palignr<mode>): Use
10203 constraint x instead of v in second alternative, add avx512bw
10206 * config/i386/sse.md (<ssse3_avx2>_pshufb<mode>3<mask_name>): Use
10207 constraint x instead of v in second alternative, add avx512bw
10210 * config/i386/sse.md (*<ssse3_avx2>_pmulhrsw<mode>3<mask_name>): Use
10211 constraint x instead of v in second alternative, add avx512bw
10214 * config/i386/sse.md (avx2_pmaddubsw256, ssse3_pmaddubsw128): Add
10215 avx512bw alternative.
10217 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
10219 * config/i386/sse.md (define_insn "*andnot<mode>3"): Extend static
10220 array to 128 chars.
10221 (define_insn "*andnottf3"): Ditto.
10222 (define_insn "*<code><mode>3"/any_logic): Ditto.
10223 (define_insn "*<code>tf3"/any_logic): Ditto.
10224 (define_insn "sse2_storehpd"): Use Yv constraint for scalar
10225 operand to block AVX-512VL insn variant emit when it is not enabled.
10227 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
10229 * config/i386/sse.md (define_insn "*vec_concatv2sf_sse4_1"): Use 'Yv'
10230 constraint fot SF mode.
10232 2016-05-18 Petr Murzin <petr.murzin@intel.com>
10233 Kirill Yukhin <kirill.yukhin@intel.com>
10235 * config/i386/sse.md (define_insn "srcp14<mode>"): Use proper operand
10237 (define_insn "rsqrt14<mode>"): Ditto.
10238 (define_insn "<mask_codefor>avx512dq_cvtps2qqv2di<mask_name>"): Ditto.
10239 (define_insn "<fixsuffix>fix_truncv2sfv2di2<mask_name>"): Ditto.
10240 (define_insn "avx512f_<code>v8div16qi2_mask_store"): Ditto.
10241 (define_insn "vec_set_hi_<mode><mask_name>"): Ditto.
10242 (define_insn "<mask_codefor>avx512dq_broadcast<mode><mask_name>"):
10244 (define_insn "*avx512f_gatherdi<mode>"): Ditto.
10245 (define_insn "*avx512f_scatterdi<mode>"): Ditto.
10246 * config/i386/i386.c (ix86_print_operand): Expand check for size
10247 override codes for Intel syntax.
10249 2016-05-18 Richard Biener <rguenther@suse.de>
10251 PR tree-optimization/71168
10252 * tree-loop-distribution.c (distribute_loop): Move *destroy_p
10253 initialization earlier.
10255 2016-05-18 James Greenhalgh <james.greenhalgh@arm.com>
10257 * config/aarch64/aarch64-simd.md
10258 (aarch64_reduc_plus_internal<mode>): Rename to...
10259 (reduc_plus_scal): ...This, and remove previous implementation.
10261 2016-05-18 Richard Biener <rguenther@suse.de>
10263 * passes.def: Put late dse and cd_dce in canonical order.
10265 2016-05-17 Jan Hubicka <hubicka@ucw.cz>
10267 * ipa-inline-transform.c (preserve_function_body_p): Look for
10268 first non-thunk clone.
10269 (save_function_body): Save into first non-thunk.
10270 * lto-cgraph.c (lto_output_edge): When streaming thunk do not look
10272 (lto_output_node): Inline thunks don't need body in every
10274 * lto-streamer-in.c: Do not fixup thunk clones.
10275 * cgraphclones.c (cgraph_node::create_edge_including_clone): Skip
10277 * tree-inline.c (copy_bb): Be prepared for target node to be new after
10280 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
10282 PR middle-end/63586
10283 * tree-ssa-reassoc.c (transform_add_to_multiply): New.
10284 (reassociate_bb): Call transform_add_to_multiply.
10286 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
10288 * config/aarch64/aarch64.c (all_extensions): Removed unused
10291 2016-05-17 Nathan Sidwell <nathan@acm.org>
10293 * config/nvptx/nvptx.c (nvptx_function_arg_boundary): New.
10294 (TARGET_FUNCTION_ARG_BOUNDARY): Override.
10296 2016-05-17 Mikhail Maltsev <maltsevm@gmail.com>
10298 PR tree-optimization/54579
10299 PR middle-end/55299
10300 * match.pd (~(~X >> Y), ~(~X >>r Y), ~(~X <<r Y)): New patterns.
10302 2016-05-17 Marek Polacek <polacek@redhat.com>
10305 * tree-inline.c (expand_call_inline): Call
10306 maybe_remove_unused_call_args.
10308 2016-05-17 Jim Wilson <jim.wilson@linaro.org>
10310 * doc/cpp.texi (__GNUC__): Major version changes are no longer rare.
10311 * doc/invoke.texi (-mnan=2008): Change signalling to signaling.
10312 * doc/md.texi (fmin@var{m}3): Likewise.
10314 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
10316 * match.pd (X & C): New transformation.
10318 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
10320 * match.pd (~X & Y): New transformation.
10322 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
10324 * tree-vrp.c (simplify_truth_ops_using_ranges): Set range
10325 information for new SSA_NAME.
10326 (simplify_conversion_using_ranges): Get range through get_range_info
10327 instead of get_value_range.
10329 2016-05-17 Jiong Wang <jiong.wang@arm.com>
10331 * config/aarch64/arm_neon.h (vmvn_s8): Reimplement using C operator.
10332 Remove inline assembly.
10333 (vmvn_s16): Likewise.
10334 (vmvn_s32): Likewise.
10335 (vmvn_u8): Likewise.
10336 (vmvn_u16): Likewise.
10337 (vmvn_u32): Likewise.
10338 (vmvnq_s8): Likewise.
10339 (vmvnq_s16): Likewise.
10340 (vmvnq_s32): Likewise.
10341 (vmvnq_u8): Likewise.
10342 (vmvnq_u16): Likewise.
10343 (vmvnq_u32): Likewise.
10344 (vmvn_p8): Likewise.
10345 (vmvnq_p16): Likewise.
10347 2016-05-17 Jiong Wang <jiong.wang@arm.com>
10349 * config/aarch64/aarch64-simd.md (vmul_n_f32): Remove inline assembly.
10351 (vmul_n_s16): Likewise.
10352 (vmul_n_s32): Likewise.
10353 (vmul_n_u16): Likewise.
10354 (vmul_n_u32): Likewise.
10355 (vmulq_n_f32): Likewise.
10356 (vmulq_n_f64): Likewise.
10357 (vmulq_n_s16): Likewise.
10358 (vmulq_n_s32): Likewise.
10359 (vmulq_n_u16): Likewise.
10360 (vmulq_n_u32): Likewise.
10362 2016-05-17 Jiong Wang <jiong.wang@arm.com>
10364 * config/aarch64/aarch64-simd.md (*aarch64_mul3_elt_to_128df): Extend
10365 to all supported modes. Rename to "*aarch64_mul3_elt_from_dup".
10367 2016-05-17 Jiong Wang <jiong.wang@arm.com>
10369 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_to_128df): Rename
10370 to *aarch64_fma4_elt_from_dup<mode>.
10371 (*aarch64_fnma4_elt_to_128df): Rename to
10372 *aarch64_fnma4_elt_from_dup<mode>.
10373 * config/aarch64/arm_neon.h (vfma_n_f64): New.
10374 (vfms_n_f32): Likewise.
10375 (vfms_n_f64): Likewise.
10376 (vfmsq_n_f32): Likewise.
10377 (vfmsq_n_f64): Likewise.
10379 2016-05-17 Gerald Pfeifer <gerald@pfeifer.com>
10381 * wide-int.h: Change fixed_wide_int_storage from class to struct.
10383 2016-05-17 Richard Biener <rguenther@suse.de>
10385 PR tree-optimization/71132
10386 * tree-loop-distribution.c (create_rdg_cd_edges): Pass in loop.
10387 Only add control dependences for blocks in the loop.
10388 (build_rdg): Adjust.
10389 (generate_code_for_partition): Return whether loop should
10390 be destroyed and delay that.
10391 (distribute_loop): Likewise.
10392 (pass_loop_distribution::execute): Record loops to be destroyed
10393 and perform delayed destroying of loops.
10395 2016-05-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10398 * config/aarch64/aarch64-simd.md (aarch64_vmls<mode>): Delete.
10400 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
10402 * config/aarch64/aarch64-elf.h (ASM_OUTPUT_DEF): Delete.
10404 2016-05-17 Ilya Enkovich <ilya.enkovich@intel.com>
10407 * config/i386/i386.c (dimode_scalar_chain::convert_op): Fix
10408 insertion point for instructions generated by validize_mem.
10410 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
10412 * config/aarch64/aarch64.c (SHIFT_COUNT_TRUNCATED): Wrap definition
10415 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
10417 * config/aarch64/aarch64.c
10418 (aarch64_output_simd_mov_immediate): Make "buf_size" a variable
10419 rather than a macro.
10421 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
10423 * doc/invoke.texi (AArch64 Options): Various updates.
10425 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
10427 * ipa-inline-analysis.c (compute_inline_parameters): Disable inlinig
10428 into instrumentation thunks.
10429 * cif-code.def (CIF_CHKP): New.
10431 2016-05-16 Uros Bizjak <ubizjak@gmail.com>
10433 * config/i386/xopintrin.h: Correct "unsinged" typo in the comments.
10435 2016-05-16 Martin Jambor <mjambor@suse.cz>
10437 * hsa-gen.c (fillup_for_decl): Increase alignment to natural one.
10438 (get_symbol_for_decl): Sorry if a global symbol in under-aligned.
10440 2016-05-16 Marek Polacek <polacek@redhat.com>
10442 * gimple.c (maybe_remove_unused_call_args): Fix typos in the
10445 2016-05-16 Martin Jambor <mjambor@suse.cz>
10448 * omp-low.c (grid_expand_target_grid_body): Copy RESULT_DECL of
10449 the outlined kernel function.
10451 2016-05-16 Robert Suchanek <robert.suchanek@imgtec.com>
10453 * config/mips/mips.h (ISA_HAS_LSA): Enable for -mmsa.
10454 (ISA_HAS_DLSA): Ditto.
10456 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
10458 * config/mips/m5100.md (m51_int_load): Update the latency to 2.
10460 2016-05-16 Nathan Sidwell <nathan@acm.org>
10462 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): Revert.
10463 (nvptx_name_replacement): Restore. Add comment.
10464 (write_fn_proto, write_fn_proto_from_insn,
10465 nvptx_output_call_insn): Restore
10466 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Delete.
10468 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
10470 * config/aarch64/aarch64.md
10471 (add<mode>3_compareC_cconly_imm): Remove use of %w.
10472 (add<mode>3_compareC_imm): Likewise.
10473 (<optab>si3_uxtw): Split into register and immediate variants.
10474 (andsi3_compare0_uxtw): Likewise.
10475 (and<mode>3_compare0): Likewise.
10476 (and<mode>3nr_compare0): Likewise.
10477 (stack_protect_test_<mode>): Don't use %x for memory operands.
10479 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
10481 * config/mips/mips-cpus.def (p5600): Add multi-line brackets.
10483 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
10485 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3):
10486 Split integer shifts into shift_reg and bfm.
10487 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
10488 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
10489 (ror<mode>3_insn): Likewise.
10490 (<optab>si3_insn_uxtw): Likewise.
10491 (<optab><mode>3_insn): Change to rotate_imm.
10492 (extr<mode>5_insn_alt): Likewise.
10493 (extrsi5_insn_uxtw): Likewise.
10494 (extrsi5_insn_uxtw_alt): Likewise.
10496 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
10498 * doc/tm.texi: Regenerate.
10499 * doc/tm.texi.in (TARGET_INVALID_PARAMETER_TYPE): Remove.
10500 (TARGET_INVALID_RETURN_TYPE): Remove.
10501 * system.h: Poison TARGET_INVALID_PARAMETER_TYPE and
10502 TARGET_INVALID_RETURN_TYPE.
10503 * target.def (invalid_parameter_type): Remove.
10504 (invalid_return_type): Remove.
10506 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
10508 * ipa-inline-analysis.c (compute_inline_parameters): Be more reailistic
10509 on estimating thunk bodies; do not set inline_failed to CIF_THUNK for
10511 * ipa-inline-transform.c (inline_call): When inlining into thunk produce
10513 (preserve_function_body_p): No need to preserve function body
10514 * cif-codes.def (CIF_THUNK): Remove.
10515 * cgraphclones.c (duplicate_thunk_for_node): Thunks calls are inlinable.
10517 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
10519 * tree-inline.c (expand_call_inline): recurse after inlining thunk.
10521 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
10523 * tree.c (free_lang_data_in_decl): Also set target/optimization flags
10526 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
10528 * ipa-inline.c (report_inline_failed_reason): Look into thunks, too
10529 (inline_small_functions): Do not look for function symbol when
10532 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
10534 * lto-cgraph.c (compute_ltrans_boundary, output_symtab): Fix handling
10537 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
10538 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10539 Jiong Wang <jiong.wang@arm.com>
10541 * config/arm/arm-c.c (arm_cpu_builtins): Use def_or_undef_macro
10542 for __ARM_FP16_FORMAT_IEEE and __ARM_FP16_FORMAT_ALTERNATIVE.
10543 Define __ARM_FP16_ARGS when appropriate.
10544 * config/arm/arm.c (arm_invalid_parameter_type): Remove
10546 (arm_invalid_return_type): Likewise.
10547 (TARGET_INVALID_PARAMETER_TYPE): Remove.
10548 (TARGET_INVALID_RETURN_TYPE): Remove.
10549 (aapcs_vfp_sub_candidate): Allow HFmode.
10550 (aapcs_vfp_allocate): Add comment. Support HFmode.
10551 (aapcs_vfp_allocate_return_reg): Likewise.
10552 (struct aapcs_cp_arg_layout): Slightly reword comments for
10553 is_return_candidate and allocate_return_reg.
10554 (output_mov_vfp): Update assert.
10555 (arm_hard_regno_mode_ok): Remove comment, update HF-mode
10557 (arm_invalid_parameter_type): Remove.
10558 (amr_invalid_return_type): Remove.
10559 * config/arm/arm.h (TARGET_NEON_FP16): Fix definition.
10560 * config/arm/arm.md (*arm32_movhf): Disable for TARGET_VFP.
10561 * config/arm/vfp.md (*movhf_vfp): Enable for TARGET_VFP.
10563 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
10565 * config/aarch64/aarch64.h (LEGITIMIZE_RELOAD_ADDRESS): Remove.
10566 * config/aarch64/arch64-protos.h
10567 (aarch64_legitimize_reload_address): Remove.
10568 * config/aarch64/aarch64.c (aarch64_legitimize_reload_address):
10571 2016-05-16 Eric Botcazou <ebotcazou@adacore.com>
10573 * configure.ac: Add ACX_NONCANONICAL_HOST.
10574 * configure: Regenerate.
10575 * Makefile.in: Set host_noncanonical.
10577 2016-05-14 Uros Bizjak <ubizjak@gmail.com>
10580 * config/i386/i386.md (*movtf_internal): Before register allocation,
10581 do not allow FP constants for CM_MEDIUM memory model, allow only
10582 standard FP constants for CM_LARGE and CM_LARGE_PIC models.
10583 (*movxf_internal): Ditto.
10584 (*movdf_internal): Ditto.
10585 (*movsf_internal): Ditto.
10587 2016-05-13 Segher Boessenkool <segher@kernel.crashing.org>
10589 PR rtl-optimization/67483
10590 * combine.c (make_compound_operation): Don't call extract_left_shift
10591 with negative shift amounts.
10593 2016-05-13 Jakub Jelinek <jakub@redhat.com>
10596 * fold-const.c (fold_checksum_tree): Allow modification
10597 of TYPE_ALIAS_SET during folding.
10599 * config/i386/i386.c (ix86_compute_frame_layout, ix86_expand_prologue,
10600 ix86_expand_split_stack_prologue): Use HOST_WIDE_INT_C macro.
10601 (ix86_split_to_parts): Likewise. Fix up formatting.
10603 2016-05-13 H.J. Lu <hongjiu.lu@intel.com>
10605 * tree-ssa-loop-ivopts.c (create_new_ivs): Cast to
10606 unsigned HOST_WIDE_INT with HOST_WIDE_INT_PRINT_UNSIGNED in
10609 2016-05-13 Nathan Sidwell <nathan@acm.org>
10611 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): New.
10612 (nvptx_name_replacement): Delete.
10613 (write_fn_proto, write_fn_proto_from_insn,
10614 nvptx_output_call_insn): Remove nvptx_name_replacement call.
10615 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Override.
10616 * langhooks.c (add_builtin_funcction_common): Call
10617 targetm.mangle_decl_assembler_name.
10619 * config/nvptx/nvptx.c (write_fn_proto): Handle
10620 BUILT_IN_ATOMIC_COMPARE_EXCHANGE_n oddity.
10622 2016-05-13 Martin Liska <mliska@suse.cz>
10624 * tree-ssa-loop-ivopts.c (create_new_ivs): Use HOST_WIDE_INT_PRINT_DEC
10625 and PRIu64 in printf format.
10627 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10629 * tree-ssa-loop-ivanon.c (try_unroll_loop_completely): Typo fix in
10632 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10634 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
10635 Change --param max-completely-peeled-times to
10636 --param max-completely-peel-times in dump file printing.
10638 2016-05-13 Richard Biener <rguenther@suse.de>
10640 PR tree-optimization/42587
10641 * tree-ssa-math-opts.c (perform_symbolic_merge): Handle BIT_FIELD_REF.
10642 (find_bswap_or_nop_1): Likewise.
10643 (bswap_replace): Likewise.
10645 2016-05-13 Martin Liska <mliska@suse.cz>
10647 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern):
10648 Initialize a variable with default value.
10650 2016-05-13 Martin Liska <mliska@suse.cz>
10652 * doc/invoke.texi: Enhance explanation of error recovery
10655 2016-05-13 Martin Liska <mliska@suse.cz>
10657 * tree-ssa-loop-ivopts.c (avg_loop_niter): Fix coding style.
10658 (struct cost_pair): Change inv_expr_id (int) to inv_expr
10659 (iv_inv_expr_ent *).
10660 (struct iv_inv_expr_ent): Comment struct fields.
10661 (sort_iv_inv_expr_ent): New function.
10662 (struct ivopts_data): Rename inv_expr_id to max_inv_expr_id.
10663 (struct iv_ca): Replace used_inv_expr and num_used_inv_expr with
10664 a hash_map between iv_inv_expr_ent and number of usages.
10665 (niter_for_exit): Fix coding style.
10666 (tree_ssa_iv_optimize_init): Use renamed variable.
10667 (determine_base_object): Fix coding style.
10668 (alloc_iv): Likewise.
10669 (find_interesting_uses_outside): Likewise.
10670 (add_candidate_1): Likewise.
10671 (add_standard_iv_candidates): Likewise.
10672 (set_group_iv_cost): Replace inv_expr_id with inv_expr.
10673 (prepare_decl_rtl): Fix coding style.
10674 (get_address_cost): Likewise.
10675 (get_shiftadd_cost): Likewise.
10676 (force_expr_to_var_cost): Likewise.
10677 (compare_aff_trees): Likewise.
10678 (get_expr_id): Restructure the function.
10679 (get_loop_invariant_expr_id): Renamed to
10680 get_loop_invariant_expr.
10681 (get_computation_cost_at): Replace usage of inv_expr_id with
10683 (get_computation_cost): Likewise.
10684 (determine_group_iv_cost_generic): Likewise.
10685 (determine_group_iv_cost_address): Likewise.
10686 (iv_period): Fix coding style.
10687 (iv_elimination_compare_lt): Likewise.
10688 (may_eliminate_iv): Likewise.
10689 (determine_group_iv_cost_cond): Replace usage of inv_expr_id with
10691 (determine_group_iv_costs): Dump invariant expressions.
10692 (iv_ca_recount_cost): Use the newly added hash_map.
10693 (iv_ca_set_remove_invariants): Fix coding style.
10694 (iv_ca_set_add_invariants): Fix coding style.
10695 (iv_ca_set_no_cp): Utilize the newly added hash_map for used
10697 (iv_ca_set_cp): Likewise.
10698 (iv_ca_new): Initialize the newly added hash_map and remove
10699 initialization of fields.
10700 (iv_ca_free): Delete the hash_map.
10701 (iv_ca_dump): Dump invariant expressions.
10702 (iv_ca_extend): Fix coding style.
10703 (try_add_cand_for): Likewise.
10704 (create_new_ivs): Dump information about # of avg iterations and
10705 # of used invariant expressions.
10706 (rewrite_use_compare): Fix coding style.
10707 (free_loop_data): Set default value for max_inv_expr_id.
10709 2016-05-13 Ilya Enkovich <ilya.enkovich@intel.com>
10711 * cse.c (rest_of_handle_cse): Use cleanup_cfg
10712 returned value cse_cfg_altered computation.
10713 (rest_of_handle_cse2): Likewise.
10714 (rest_of_handle_cse_after_global_opts): Likewise.
10716 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10719 * config/arm/arm.c (arm32_output_mi_thunk): New.
10720 (arm_output_mi_thunk): Rename to arm_thumb1_mi_thunk. Rework
10721 to split Thumb1 vs TARGET_32BIT functionality.
10722 (arm_thumb1_mi_thunk): New.
10724 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10726 * config/aarch64/aarch64.c (TARGET_OMIT_STRUCT_RETURN_REG): Set
10729 2016-05-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10732 * config/i386/i386.c (ix86_in_large_data_p): Guard against NULL exp.
10734 2016-05-13 Eric Botcazou <ebotcazou@adacore.com>
10736 * builtins.c (expand_builtin_memcmp): Do not emit the call here.
10737 (expand_builtin_trap): Emit a regular call.
10738 (set_builtin_user_assembler_name): Remove obsolete cases.
10739 * dse.c (scan_insn): Adjust.
10740 * except.c: Include calls.h.
10741 (sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is defined,
10742 emit a regular call to setjmp.
10743 * expr.c (emit_block_move_hints): Call emit_block_copy_via_libcall.
10744 (block_move_libcall_safe_for_call_parm): Use memcpy builtin.
10745 (emit_block_move_via_libcall): Delete.
10746 (block_move_fn): Delete.
10747 (init_block_move_fn): Likewise.
10748 (emit_block_move_libcall_fn): Likewise.
10749 (emit_block_op_via_libcall): New function.
10750 (set_storage_via_libcall): Tidy up and use memset builtin.
10751 (block_clear_fn): Delete.
10752 (init_block_clear_fn): Likewise.
10753 (clear_storage_libcall_fn): Likewise.
10754 (expand_assignment): Call emit_block_move_via_libcall.
10755 Do not include gt-expr.h.
10756 * expr.h (emit_block_op_via_libcall): Declare.
10757 (emit_block_copy_via_libcall): New inline function.
10758 (emit_block_move_via_libcall): Likewise.
10759 (emit_block_comp_via_libcall): Likewise.
10760 (block_clear_fn): Delete.
10761 (init_block_move_fn): Likewise.
10762 (init_block_clear_fn): Likewise.
10763 (emit_block_move_via_libcall): Likewise.
10764 (set_storage_via_libcall): Add default parameter value.
10765 * libfuncs.h (enum libfunc_index): Remove obsolete values.
10766 (abort_libfunc): Delete.
10767 (memcpy_libfunc): Likewise.
10768 (memmove_libfunc): Likewise.
10769 (memcmp_libfunc): Likewise.
10770 (memset_libfunc): Likewise.
10771 (setbits_libfunc): Likewise.
10772 (setjmp_libfunc): Likewise.
10773 (longjmp_libfunc): Likewise.
10774 (profile_function_entry_libfunc): Likewise.
10775 (profile_function_exit_libfunc): Likewise.
10776 (gcov_flush_libfunc): Likewise.
10777 * optabs-libfuncs.c (build_libfunc_function): Set DECL_ARTIFICIAL
10778 and DECL_VISIBILITY on the declaration.
10779 (init_optabs): Do not initialize obsolete libfuncs.
10780 * optabs.c (prepare_cmp_insn): Call emit_block_comp_via_libcall.
10781 * tree-core.h (ECF_RET1): Define.
10782 (ECF_TM_PURE): Adjust.
10783 (ECF_TM_BUILTIN): Likewise.
10784 * tree.c (set_call_expr_flags): Deal with ECF_RET1.
10785 (build_common_builtin_nodes): Initialize abort builtin.
10786 Add ECF_RET1 on memcpy, memmove and memset builtins.
10787 Pass final flags for alloca and alloca_with_align builtins.
10788 * config/alpha/alpha.c (alpha_init_libfuncs): Do not initialize
10790 * config/ia64/ia64.c (ia64_vms_init_libfuncs): Likewise.
10791 * config/i386/i386.c (ix86_expand_set_or_movmem): Adjust call to
10792 set_storage_via_libcall and call emit_block_copy_via_libcall.
10794 2016-05-12 Uros Bizjak <ubizjak@gmail.com>
10796 * config/i386/i386.md (*call_got_x32): Change operand 0 to
10797 DImode before it is passed to ix86_output_call_operand.
10798 (*call_value_got_x32): Ditto for operand 1.
10800 2016-05-12 Jiong Wang <jiong.wang@arm.com>
10802 PR rtl-optimization/70904
10803 * lra-constraint.c (process_addr_reg): Relax the restriction on subreg
10804 reload for wide mode.
10806 2016-05-12 Marek Polacek <polacek@redhat.com>
10809 * langhooks-def.h (lhd_incomplete_type_error): Adjust declaration.
10810 * langhooks.c (lhd_incomplete_type_error): Add location parameter.
10811 * langhooks.h (incomplete_type_error): Likewise.
10812 * tree.c (size_in_bytes_loc): Renamed from size_in_bytes. Add location
10813 parameter, pass it down to incomplete_type_error.
10814 * tree.h (size_in_bytes): New inline overload.
10815 (size_in_bytes_loc): Renamed from size_in_bytes.
10817 2016-05-12 Richard Biener <rguenther@suse.de>
10819 PR tree-optimization/71059
10820 * tree-ssa-pre.c (phi_translate_1): Fully fold translated
10821 nary before looking up or entering the expression into the VN
10823 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): Fix comment typo.
10824 Make sure to re-use NARYs without result as inserted by
10827 2016-05-12 Richard Biener <rguenther@suse.de>
10829 PR tree-optimization/71062
10830 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
10832 * tree-ssa-structalias.c (set_uids_in_ptset): Set
10833 vars_contains_restrict if the var is a restrict tag.
10834 * tree-ssa-alias.c (ptrs_compare_unequal): If vars_contains_restrict
10835 do not disambiguate pointers against it.
10836 (dump_points_to_solution): Re-structure and adjust for new
10837 vars_contains_restrict flag.
10838 * gimple-pretty-print.c (pp_points_to_solution): Likewise.
10840 2016-05-12 Martin Liska <mliska@suse.cz>
10842 * doc/invoke.texi: Explain connection between
10843 -fsanitize-recover=address and ASAN_OPTIONS="halt_on_error=1".
10845 2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com>
10847 PR tree-optimization/71006
10848 * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
10849 consider COND_EXPR as a mask producer.
10851 2016-05-12 Marek Polacek <polacek@redhat.com>
10854 * opts.c (common_handle_option): Detect missing argument for --help^.
10856 2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10859 * config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction
10860 when popping the PC and within an interrupt handler routine.
10861 Add missing tab to output of "ldmfd".
10862 (output_return_instruction): Output LDMFD with SP update rather
10863 than POP when returning from interrupt handler.
10865 2016-05-12 Jakub Jelinek <jakub@redhat.com>
10867 * config/i386/i386.md (isa): Add x64_avx512dq, enable if
10868 TARGET_64BIT && TARGET_AVX512DQ.
10869 * config/i386/sse.md (*vec_extract<mode>): Add avx512bw alternatives.
10870 (*vec_extract<PEXTR_MODE12:mode>_zext): Add avx512bw alternative.
10871 (*vec_extract<ssevecmodelower>_0, *vec_extractv4si_0_zext,
10872 *vec_extractv2di_0_sse): Use v constraint instead of x constraint.
10873 (*vec_extractv4si): Add avx512dq and avx512bw alternatives.
10874 (*vec_extractv4si_zext): Add avx512dq alternative.
10875 (*vec_extractv2di_1): Add x64_avx512dq and avx512bw alternatives,
10876 use v instead of x constraint in other alternatives where possible.
10878 * config/i386/sse.md (sse2_loadld): Use v instead of x
10879 constraint in alternatives 0,1,4.
10881 * config/i386/sse.md (pinsr_evex_isa): New mode attr.
10882 (<sse2p4_1>_pinsr<ssemodesuffix>): Add 2 alternatives with
10883 v constraints instead of x and <pinsr_evex_isa> isa attribute.
10886 * config/i386/sse.md (<sse2_avx2>_packssdw<mask_name>,
10887 <sse4_1_avx2>_packusdw<mask_name>): Make sure EVEX encoded insn
10888 is not emitted unless TARGET_AVX512BW.
10889 (<sse2_avx2>_packuswb<mask_name>, <sse2_avx2>_packsswb<mask_name>):
10890 Likewise. For TARGET_AVX512BW, use "=v" constraint instead of "=x"
10891 for the result operand.
10893 * config/i386/sse.md (*vec_setv4sf_sse4_1, sse4_1_insertps): Use v
10894 constraint instead of x in avx alternatives. Use maybe_evex instead
10897 * config/i386/constraints.md (Yv): New constraint.
10898 * config/i386/i386.h (VALID_AVX512VL_128_REG_MODE): Allow
10899 TFmode and V1TImode in xmm16+ registers for TARGET_AVX512VL.
10900 * config/i386/i386.md (avx512fvecmode): New mode attr.
10901 (*pushtf): Use v constraint instead of x.
10902 (*movtf_internal): Likewise. For TARGET_AVX512VL and
10903 xmm16+ registers, use vmovdqu64 or vmovdqa64 instructions.
10904 (*absneg<mode>2): Use Yv constraint instead of x constraint.
10905 (*absnegtf2_sse): Likewise.
10906 (copysign<mode>3_const, copysign<mode>3_var): Likewise.
10907 * config/i386/sse.md (*andnot<mode>3): Add avx512vl and
10908 avx512f alternatives.
10909 (*andnottf3, *<code><mode>3, *<code>tf3): Likewise.
10911 2016-05-12 Richard Biener <rguenther@suse.de>
10913 PR tree-optimization/71060
10914 * tree-data-ref.c (initialize_data_dependence_relation): Do not
10915 require exact match of DR_BASE_OBJECT but only matching address and
10918 2016-05-12 Richard Biener <rguenther@suse.de>
10920 PR tree-optimization/70986
10921 * cfganal.c: Include cfgloop.h.
10922 (dfs_find_deadend): Prefer to take edges exiting loops.
10924 2016-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10926 * gcc.target/powerpc/pr70963.c: Require at least power8 at both
10927 compile and run time.
10929 2016-05-11 Mikhail Maltsev <maltsevm@gmail.com>
10932 * doc/invoke.texi (Wduplicate-decl-specifier): Document new option.
10934 2016-05-11 Uros Bizjak <ubizjak@gmail.com>
10936 * config/i386/i386.c (legitimize_pic_address): Use
10937 copy_to_suggested_reg instead of gen_movsi.
10939 2016-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
10941 * config/rs6000/predicates.md (quad_memory_operand): Move most of
10942 the code into quad_address_p and call it to share code with
10943 vsx_quad_dform_memory_operand.
10944 (vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector
10946 * config/rs6000/rs6000.opt (-mlra): Switch to being an option mask
10947 bit instead of being a separate word. Split -mpower9-dform into
10948 two switches, -mpower9-dform-scalar and -mpower9-dform-vector.
10949 * config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask
10950 for the register class supporting 128-bit quad word memory offsets.
10951 (mode_supports_vsx_dform_quad): Helper function to return if the
10952 register class uses quad word memory offsets.
10953 (rs6000_debug_addr_mask): Add support for quad word memory offsets.
10954 (rs6000_debug_reg_global): Always print if we are using LRA or not.
10955 (rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form
10956 instructions are enabled, set up the appropriate addr_masks for
10958 (rs6000_init_hard_regno_mode_ok): wb constraint is now based on
10959 -mpower9-dform-scalar, instead of -mpower9-dform.
10960 (rs6000_option_override_internal): Split -mpower9-dform into two
10961 switches, -mpower9-dform-scalar and -mpower9-dform-vector. The
10962 -mpower9-dform switch sets or clears both. If we are not using
10963 the LRA register allocator, do not enable -mpower9-dform-vector by
10964 default. If we are using LRA, enable -mpower9-dform-vector and
10965 -mvsx-timode if it is appropriate. Issue a warning if either
10966 -mpower9-dform-vector or -mvsx-timode are explicitly used without
10968 (quad_address_offset_p): New helper function to return if the
10969 offset is legal for quad word memory instructions.
10970 (quad_address_p): New function to determin if GPR or vector
10971 register quad word memory addresses are legal.
10972 (mem_operand_gpr): Validate quad word address offsets.
10973 (reg_offset_addressing_ok_p): Add support for ISA 3.0 vector
10974 d-form (register + offset) instructions.
10975 (offsettable_ok_by_alignment): Likewise.
10976 (rs6000_legitimate_offset_address_p): Likewise.
10977 (legitimate_lo_sum_address_p): Likewise.
10978 (rs6000_legitimize_address): Likewise.
10979 (rs6000_legitimize_reload_address): Add more debug statements for
10981 (rs6000_legitimate_address_p): Add support for ISA 3.0 vector
10982 d-form instructions.
10983 (rs6000_secondary_reload_memory): Add support for ISA 3.0 vector
10984 d-form instructions. Distinguish different cases in debug
10985 output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector
10986 d-form instructions.
10987 (rs6000_preferred_reload_class): Likewise.
10988 (rs6000_output_move_128bit): Add support for ISA 3.0 d-form
10989 instructions. If ISA 3.0 is available, generate lxvx/stxvx instead
10990 of the ISA 2.06 indexed memory instructions.
10991 (rs6000_emit_prologue): If we have ISA 3.0 d-form instructions,
10992 use them to save/restore the saved vector registers instead of
10993 using Altivec instructions.
10994 (rs6000_emit_epilogue): Likewise.
10995 (rs6000_lra_p): Use TARGET_LRA instead of the old option word.
10996 (rs6000_opt_masks): Split -mpower9-dform into
10997 -mpower9-dform-scalar and -mpower9-dform-vector.
10998 (rs6000_print_options_internal): Print -mno-<switch> if <switch>
11000 * config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit
11001 ISA 3.0 vector indexed memory instructions, and fold the code into
11002 the normal mov<mode> patterns.
11003 (p9_vecstore_<mode>): Likewise.
11004 (vsx_mov<mode>): Add support for ISA 3.0 vector d-form
11006 (vsx_movti_64bit): Likewise.
11007 (vsx_movti_32bit): Likewise.
11008 * config/rs6000/constraints.md (wO constraint): New constraint for
11009 ISA 3.0 vector d-form support.
11010 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use
11011 -mpower9-dform-scalar instead of -mpower9-dform. Add note not to
11012 include -mpower9-dform-vector until we switch over to LRA.
11013 (POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two.
11014 switches, -mpower9-dform-scalar and -mpower9-dform-vector.
11015 * config/rs6000/rs6000-protos.h (quad_address_p): Add declaration.
11016 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
11017 for -mpower9-dform and -mlra.
11018 * doc/md.texi (wO constraint): Document wO constraint.
11020 2016-05-11 Alexander Monakov <amonakov@ispras.ru>
11022 * genattr.c (main): Change 'rtx' to 'rtx_insn *' in prototypes of
11023 'insn_latency', 'maximal_insn_latency', 'min_insn_conflict_delay'.
11024 * genautomata.c (output_internal_insn_code_evaluation): Simplify.
11025 Move handling of non-insn arguments inline into the sole user:
11026 (output_trans_func): ...here.
11027 (output_min_insn_conflict_delay_func): Change 'rtx' to 'rtx_insn *'
11028 in emitted function prototype.
11029 (output_internal_insn_latency_func): Ditto. Simplify.
11030 (output_internal_maximal_insn_latency_func): Ditto. Delete
11031 always-unused argument.
11032 (output_insn_latency_func): Ditto.
11033 (output_maximal_insn_latency_func): Ditto.
11035 2016-05-11 Richard Biener <rguenther@suse.de>
11037 PR tree-optimization/71055
11038 * tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting
11039 sth with precision not equal to access size verify we don't chop
11042 2016-05-11 Richard Biener <rguenther@suse.de>
11045 * dwarf2out.c (retry_incomplete_types): Set early_dwarf.
11046 (dwarf2out_finish): Move retry_incomplete_types call ...
11047 (dwarf2out_early_finish): ... here.
11049 2016-05-11 Richard Biener <rguenther@suse.de>
11051 PR middle-end/71002
11052 * alias.c (reference_alias_ptr_type): Preserve alias-set zero
11053 if the langhook insists on it.
11054 * fold-const.c (make_bit_field_ref): Add arg for the original
11055 reference and preserve its alias-set.
11056 (decode_field_reference): Take exp by reference and adjust it
11057 to the original memory reference.
11058 (optimize_bit_field_compare): Adjust callers.
11059 (fold_truth_andor_1): Likewise.
11060 * gimplify.c (gimplify_expr): Adjust in-SSA form test.
11062 2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
11064 PR middle-end/70807
11065 * cfgrtl.h (delete_insn_and_edges): Now return bool.
11066 * cfgrtl.c (delete_insn_and_edges): Likewise.
11067 * config/i386/i386.c (convert_scalars_to_vector): Remove
11069 * cse.c (cse_insn): Compute cse_cfg_altered.
11070 (delete_trivially_dead_insns): Likewise.
11071 (cse_cc_succs): Likewise.
11072 (rest_of_handle_cse): Free dominance info if required.
11073 (rest_of_handle_cse2): Likewise.
11074 (rest_of_handle_cse_after_global_opts): Likewise.
11076 2016-05-11 Alan Modra <amodra@gmail.com>
11078 * config/rs6000/rs6000.c (is_complex_IBM_long_double,
11079 abi_v4_pass_in_fpr): New functions.
11080 (rs6000_function_arg_boundary): Exclude complex IBM long double
11081 from 64-bit alignment when ABI_V4.
11082 (rs6000_function_arg, rs6000_function_arg_advance_1,
11083 rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr.
11085 2016-05-10 Segher Boessenkool <segher@kernel.crashing.org>
11087 PR rtl-optimization/71028
11088 * cfgcleanup.c (try_optimize_cfg): Do not flip a conditional
11089 jump with just a return in the fallthrough block if the branch
11090 block contains just a return as well.
11092 2016-05-10 Marc Glisse <marc.glisse@inria.fr>
11094 * fold-const.c (fold_binary_loc) [(X ^ Y) & Y]: Remove and merge with...
11095 * match.pd ((X & Y) ^ Y): ... this.
11096 ((X & Y) & Y, (X | Y) | Y, (X ^ Y) ^ Y, (X & Y) & (X & Z), (X | Y)
11097 | (X | Z), (X ^ Y) ^ (X ^ Z)): New transformations.
11099 2016-05-10 David Malcolm <dmalcolm@redhat.com>
11101 * read-md.c (require_char_ws): New function.
11102 (read_string): Simplify using require_char_ws.
11103 (handle_constants): Likewise.
11104 (handle_enum): Likewise.
11105 (handle_file): Likewise.
11106 * read-md.h (require_char_ws): New declaration.
11107 * read-rtl.c (read_conditions): Simplify using require_char_ws.
11108 (read_mapping): Likewise.
11109 (read_rtx_code): Likewise.
11110 (read_nested_rtx): Likewise.
11112 2016-05-10 James Norris <jnorris@codesourcery.com>
11114 * config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o
11115 if offloading is enabled and -fopenacc or -fopenmp is specified.
11116 (CRTOFFLOADEND): Likewise.
11117 (STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN.
11118 (ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND.
11120 2016-05-10 Uros Bizjak <ubizjak@gmail.com>
11122 * config/i386/i386.c (legitimize_pic_address): Merge 64-bit and 32-bit
11123 gotoff_operand code paths. Use copy_to_suggested_regs and
11124 expand_simple_binop where appropriate. Cleanup.
11126 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
11129 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Allow
11131 (dimode_scalar_chain::vector_const_cost): New.
11132 (dimode_scalar_chain::compute_convert_gain): Handle constants.
11133 (dimode_scalar_chain::convert_op): Likewise.
11134 (dimode_scalar_chain::convert_insn): Likewise.
11136 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
11138 * dwarf2out.c (resolve_args_picking_1): Consider DW_OP_neg as an
11139 unary operation, not a binary one.
11141 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
11143 PR middle-end/70877
11144 * tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle
11145 calls with type casted fndecl.
11147 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
11149 PR tree-optimization/70786
11150 * tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR.
11151 * calls.c (initialize_argument_information): Bind bounds
11152 with corresponding args passed by reference.
11154 2016-05-10 Jakub Jelinek <jakub@redhat.com>
11157 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>),
11158 *<code><mode>3<mask_name>): For !TARGET_AVX512DQ and EVEX encoding,
11159 use vp*[dq] instead of v*p[sd] instructions and adjust mode attribute
11162 2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11165 * config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct
11166 code for a zero scale factor.
11167 (vsx_xvcvdpuxds_scale): Likewise.
11169 2016-05-10 David Malcolm <dmalcolm@redhat.com>
11171 * diagnostic-show-locus.c (layout::layout): Call show_ruler
11172 if show_ruler_p was set on the context.
11173 (layout::show_ruler): New method.
11174 * diagnostic.h (struct diagnostic_context): Add field
11177 2016-05-10 Richard Biener <rguenther@suse.de>
11179 PR tree-optimization/71039
11180 * tree-ssa-phiprop.c: Include tree-ssa-loop.h.
11181 (chk_uses): New function.
11182 (propagate_with_phi): Verify we can safely replicate the lhs of an
11183 aggregate assignment on all incoming edges.
11185 2016-05-10 Oleg Endo <olegendo@gcc.gnu.org>
11187 * config/rx/rx-protos.h (is_interrupt_func, is_fast_interrupt_func):
11189 (rx_atomic_sequence): New class.
11190 * config/rx/rx.c (rx_print_operand): Use symbolic names for PSW bits.
11191 (is_interrupt_func, is_fast_interrupt_func): Make non-static and
11193 (rx_atomic_sequence::rx_atomic_sequence,
11194 rx_atomic_sequence::~rx_atomic_sequence): New functions.
11195 * config/rx/rx.md (CTRLREG_PSW, CTRLREG_USP, CTRLREG_FPSW, CTRLREG_CPEN,
11196 CTRLREG_BPSW, CTRLREG_BPC, CTRLREG_ISP, CTRLREG_FINTV,
11197 CTRLREG_INTB): New constants.
11198 (FETCHOP): New code iterator.
11199 (fethcop_name, fetchop_name2): New iterator code attributes.
11200 (QIHI): New mode iterator.
11201 (atomic_exchange<mode>, atomic_exchangesi, xchg_mem<mode>,
11202 atomic_fetch_<fetchop_name>si, atomic_fetch_nandsi,
11203 atomic_<fetchop_name>_fetchsi, atomic_nand_fetchsi): New patterns.
11205 2016-05-10 Martin Liska <mliska@suse.cz>
11207 * tree-inline.c (remap_dependence_clique): Do not remap
11208 debugging statements.
11210 2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11212 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly")
11213 ("*fixuns_truncdfdi2_z13")
11214 ("*fixuns_trunc<FP:mode><GPR:mode>2_z196")
11215 ("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13")
11216 ("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX.
11218 2016-05-10 Richard Biener <rguenther@suse.de>
11220 PR tree-optimization/70497
11221 PR tree-optimization/28367
11222 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): New function
11224 (visit_reference_op_load): ... here.
11225 (vn_reference_lookup_3): Use it to handle subreg-like accesses
11226 with simplified BIT_FIELD_REFs.
11227 * tree-ssa-pre.c (eliminate_insert): Handle inserting BIT_FIELD_REFs.
11228 * tree-complex.c (extract_component): Handle BIT_FIELD_REFs
11231 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
11233 * dwarf2out.c (add_abstract_origin_attribute): Adjust
11234 documentation comment. For BLOCK nodes, add a
11235 DW_AT_abstract_origin attribute that points to the DIE generated
11236 for the origin BLOCK.
11237 (gen_lexical_block_die): Call add_abstract_origin_attribute for
11238 blocks from inlined functions.
11240 2016-05-10 Alan Modra <amodra@gmail.com>
11243 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop
11244 regrename modifying insns saving lr before __morestack call.
11245 * config/rs6000/rs6000.md (split_stack_return): Similarly for
11246 insns restoring lr after __morestack call.
11248 2016-05-09 Jakub Jelinek <jakub@redhat.com>
11250 * config/i386/i386.md (set_got, set_got_labelled, lwp_llwpcb,
11251 lwp_lwpval<mode>3, lwp_lwpins<mode>3): Remove constraints from
11253 * config/i386/sse.md (vec_interleave_high<mode>,
11254 vec_interleave_low<mode>, <avx512>_vpermi2var<mode>3_maskz,
11255 <avx512>_vpermt2var<mode>3_maskz): Likewise.
11257 2016-05-04 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
11259 * config/rs6000/rs6000.c (rs6000_reassociation_width): Add
11260 function for TARGET_SCHED_REASSOCIATION_WIDTH to enable
11261 parallel reassociation for power8 and forward.
11263 2016-05-09 Uros Bizjak <ubizjak@gmail.com>
11265 * config/i386/i386.md (absneg splitters with general regs): Use
11266 general_reg_operand predicate.
11267 (btsq peephole2): Use x86_64_immediate_operand to check if new
11268 value is suitable for immediate operand. Generate emitted insn
11269 using RTL expressions.
11270 (btcq peephole2): Ditto.
11271 (btrq peephole2): Ditto. Generate correct immediate operand
11274 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
11276 * cfgexpand.c (expand_debug_expr): Fix address offset for negative
11279 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
11281 * tree-affine.c (wide_int_constant_multiple_p): Add missing
11282 pointer dereference.
11284 2016-05-09 Richard Biener <rguenther@suse.de>
11286 PR tree-optimization/70985
11287 * match.pd (BIT_FIELD_REF -> (type)): Disable on GIMPLE when
11288 op0 isn't a gimple register.
11290 2016-05-09 Prachi Godbole <prachi.godbole@imgtec.com>
11292 * config/mips/i6400.md (i6400_fpu_intadd, i6400_fpu_logic)
11293 (i6400_fpu_div, i6400_fpu_cmp, i6400_fpu_float, i6400_fpu_store)
11294 (i6400_fpu_long_pipe, i6400_fpu_logic_l, i6400_fpu_float_l)
11295 (i6400_fpu_mult): New cpu units.
11296 (i6400_msa_add_d, i6400_msa_int_add, i6400_msa_short_logic3)
11297 (i6400_msa_short_logic2, i6400_msa_short_logic, i6400_msa_move)
11298 (i6400_msa_cmp, i6400_msa_short_float2, i6400_msa_div_d)
11299 (i6400_msa_div_w, i6400_msa_div_h, i6400_msa_div_b)
11300 (i6400_msa_copy, i6400_msa_branch, i6400_fpu_msa_store)
11301 (i6400_fpu_msa_load, i6400_fpu_msa_move, i6400_msa_long_logic1)
11302 (i6400_msa_long_logic2, i6400_msa_mult, i6400_msa_long_float2)
11303 (i6400_msa_long_float4, i6400_msa_long_float5)
11304 (i6400_msa_long_float8, i6400_msa_fdiv_df)
11305 (i6400_msa_fdiv_sf): New reservations.
11306 * config/mips/p5600.md (p5600_fpu_intadd, p5600_fpu_cmp)
11307 (p5600_fpu_float, p5600_fpu_logic_a, p5600_fpu_logic_b)
11308 (p5600_fpu_div, p5600_fpu_logic, p5600_fpu_float_a)
11309 (p5600_fpu_float_b, p5600_fpu_float_c, p5600_fpu_float_d)
11310 (p5600_fpu_mult, p5600_fpu_fdiv, p5600_fpu_load): New cpu units.
11311 (msa_short_int_add, msa_short_logic, msa_short_logic_move_v)
11312 (msa_short_cmp, msa_short_float2, msa_short_logic3)
11313 (msa_short_store4, msa_long_load, msa_short_store)
11314 (msa_long_logic, msa_long_float2, msa_long_float4)
11315 (msa_long_float5, msa_long_float8, msa_long_mult)
11316 (msa_long_fdiv, msa_long_div): New reservations.
11318 2016-05-09 Robert Suchanek <robert.suchanek@imgtec.com>
11319 Sameera Deshpande <sameera.deshpande@imgtec.com>
11320 Matthew Fortune <matthew.fortune@imgtec.com>
11321 Graham Stott <graham.stott@imgtec.com>
11322 Chao-ying Fu <chao-ying.fu@imgtec.com>
11324 * config.gcc: Add MSA header file for mips*-*-* target.
11325 * config/mips/constraints.md (YI, YC, YZ, Unv5, Uuv5, Usv5, Uuv6)
11326 (Ubv8i, Urv8): New constraints.
11327 * config/mips/mips-ftypes.def: Add function types for MSA
11329 * config/mips/mips-modes.def (V16QI, V8HI, V4SI, V2DI, V4SF)
11330 (V2DF, V32QI, V16HI, V8SI, V4DI, V8SF, V4DF): New modes.
11331 * config/mips/mips-msa.md: New file.
11332 * config/mips/mips-protos.h
11333 (mips_split_128bit_const_insns): New prototype.
11334 (mips_msa_idiv_insns): Likewise.
11335 (mips_split_128bit_move): Likewise.
11336 (mips_split_128bit_move_p): Likewise.
11337 (mips_split_msa_copy_d): Likewise.
11338 (mips_split_msa_insert_d): Likewise.
11339 (mips_split_msa_fill_d): Likewise.
11340 (mips_expand_msa_branch): Likewise.
11341 (mips_const_vector_same_val_p): Likewise.
11342 (mips_const_vector_same_bytes_p): Likewise.
11343 (mips_const_vector_same_int_p): Likewise.
11344 (mips_const_vector_shuffle_set_p): Likewise.
11345 (mips_const_vector_bitimm_set_p): Likewise.
11346 (mips_const_vector_bitimm_clr_p): Likewise.
11347 (mips_msa_vec_parallel_const_half): Likewise.
11348 (mips_msa_output_division): Likewise.
11349 (mips_ldst_scaled_shift): Likewise.
11350 (mips_expand_vec_cond_expr): Likewise.
11351 * config/mips/mips.c (enum mips_builtin_type): Add
11352 MIPS_BUILTIN_MSA_TEST_BRANCH.
11353 (mips_gen_const_int_vector_shuffle): New prototype.
11354 (mips_const_vector_bitimm_set_p): New function.
11355 (mips_const_vector_bitimm_clr_p): Likewise.
11356 (mips_const_vector_same_val_p): Likewise.
11357 (mips_const_vector_same_bytes_p): Likewise.
11358 (mips_const_vector_same_int_p): Likewise.
11359 (mips_const_vector_shuffle_set_p): Likewise.
11360 (mips_symbol_insns): Forbid loading symbols via immediate for
11362 (mips_valid_offset_p): Limit offset to 10-bit for MSA loads and
11364 (mips_valid_lo_sum_p): Forbid loadings symbols via %lo(base) for
11366 (mips_lx_address_p): Add support load indexed address for MSA.
11367 (mips_address_insns): Add calculation of instructions needed for
11368 stores and loads for MSA.
11369 (mips_const_insns): Move CONST_DOUBLE below CONST_VECTOR. Handle
11370 CONST_VECTOR for MSA and let it fall through.
11371 (mips_ldst_scaled_shift): New function.
11372 (mips_subword_at_byte): Likewise.
11373 (mips_msa_idiv_insns): Likewise.
11374 (mips_legitimize_move): Validate MSA moves.
11375 (mips_rtx_costs): Add UNGE, UNGT, UNLE, UNLT cases. Add
11376 calculation of costs for MSA division.
11377 (mips_split_move_p): Check if MSA moves need splitting.
11378 (mips_split_move): Split MSA moves if necessary.
11379 (mips_split_128bit_move_p): New function.
11380 (mips_split_128bit_move): Likewise.
11381 (mips_split_msa_copy_d): Likewise.
11382 (mips_split_msa_insert_d): Likewise.
11383 (mips_split_msa_fill_d): Likewise.
11384 (mips_output_move): Handle MSA moves.
11385 (mips_expand_msa_branch): New function.
11386 (mips_print_operand): Add 'E', 'B', 'w', 'v' and 'V' modifiers.
11387 Reinstate 'y' modifier.
11388 (mips_file_start): Add MSA .gnu_attribute.
11389 (mips_hard_regno_mode_ok_p): Allow TImode and 128-bit vectors in
11391 (mips_hard_regno_nregs): Always return 1 for MSA supported mode.
11392 (mips_class_max_nregs): Add register size for MSA supported mode.
11393 (mips_cannot_change_mode_class): Allow conversion between MSA
11394 vector modes and TImode.
11395 (mips_mode_ok_for_mov_fmt_p): Allow MSA to use move.v
11397 (mips_secondary_reload_class): Force MSA loads/stores via memory.
11398 (mips_preferred_simd_mode): Add preffered modes for MSA.
11399 (mips_vector_mode_supported_p): Add MSA supported modes.
11400 (mips_autovectorize_vector_sizes): New function.
11401 (mips_msa_output_division): Likewise.
11402 (MSA_BUILTIN, MIPS_BUILTIN_DIRECT_NO_TARGET)
11403 (MSA_NO_TARGET_BUILTIN, MSA_BUILTIN_TEST_BRANCH): New macros.
11404 (CODE_FOR_msa_adds_s_b, CODE_FOR_msa_adds_s_h)
11405 (CODE_FOR_msa_adds_s_w, CODE_FOR_msa_adds_s_d)
11406 (CODE_FOR_msa_adds_u_b, CODE_FOR_msa_adds_u_h)
11407 (CODE_FOR_msa_adds_u_w, CODE_FOR_msa_adds_u_du
11408 (CODE_FOR_msa_addv_b, CODE_FOR_msa_addv_h, CODE_FOR_msa_addv_w)
11409 (CODE_FOR_msa_addv_d, CODE_FOR_msa_and_v, CODE_FOR_msa_bmnz_v)
11410 (CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bmz_v, CODE_FOR_msa_bmzi_b)
11411 (CODE_FOR_msa_bnz_v, CODE_FOR_msa_bz_v, CODE_FOR_msa_bsel_v)
11412 (CODE_FOR_msa_bseli_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w)
11413 (CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b)
11414 (CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w)
11415 (CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clti_u_b)
11416 (CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w)
11417 (CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_s_b)
11418 (CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w)
11419 (CODE_FOR_msa_clei_s_d, CODE_FOR_msa_clei_u_b)
11420 (CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w)
11421 (CODE_FOR_msa_clei_u_d, CODE_FOR_msa_div_s_b)
11422 (CODE_FOR_msa_div_s_h, CODE_FOR_msa_div_s_w)
11423 (CODE_FOR_msa_div_s_d, CODE_FOR_msa_div_u_b)
11424 (CODE_FOR_msa_div_u_h, CODE_FOR_msa_div_u_w)
11425 (CODE_FOR_msa_div_u_d, CODE_FOR_msa_fadd_w, CODE_FOR_msa_fadd_d)
11426 (CODE_FOR_msa_fexdo_w, CODE_FOR_msa_ftrunc_s_w)
11427 (CODE_FOR_msa_ftrunc_s_d, CODE_FOR_msa_ftrunc_u_w)
11428 (CODE_FOR_msa_ftrunc_u_d, CODE_FOR_msa_ffint_s_w)
11429 (CODE_FOR_msa_ffint_s_d, CODE_FOR_msa_ffint_u_w)
11430 (CODE_FOR_msa_ffint_u_d, CODE_FOR_msa_fsub_w)
11431 (CODE_FOR_msa_fsub_d, CODE_FOR_msa_fmsub_d, CODE_FOR_msa_fmadd_w)
11432 (CODE_FOR_msa_fmadd_d, CODE_FOR_msa_fmsub_w, CODE_FOR_msa_fmul_w)
11433 (CODE_FOR_msa_fmul_d, CODE_FOR_msa_fdiv_w, CODE_FOR_msa_fdiv_d)
11434 (CODE_FOR_msa_fmax_w, CODE_FOR_msa_fmax_d, CODE_FOR_msa_fmax_a_w)
11435 (CODE_FOR_msa_fmax_a_d, CODE_FOR_msa_fmin_w, CODE_FOR_msa_fmin_d)
11436 (CODE_FOR_msa_fmin_a_w, CODE_FOR_msa_fmin_a_d)
11437 (CODE_FOR_msa_fsqrt_w, CODE_FOR_msa_fsqrt_d)
11438 (CODE_FOR_msa_max_s_b, CODE_FOR_msa_max_s_h)
11439 (CODE_FOR_msa_max_s_w, CODE_FOR_msa_max_s_d)
11440 (CODE_FOR_msa_max_u_b, CODE_FOR_msa_max_u_h)
11441 (CODE_FOR_msa_max_u_w, CODE_FOR_msa_max_u_d)
11442 (CODE_FOR_msa_min_s_b, CODE_FOR_msa_min_s_h)
11443 (CODE_FOR_msa_min_s_w, CODE_FOR_msa_min_s_d)
11444 (CODE_FOR_msa_min_u_b, CODE_FOR_msa_min_u_h)
11445 (CODE_FOR_msa_min_u_w, CODE_FOR_msa_min_u_d)
11446 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
11447 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
11448 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
11449 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
11450 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
11451 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
11452 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
11453 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
11454 (CODE_FOR_msa_mulv_b, CODE_FOR_msa_mulv_h, CODE_FOR_msa_mulv_w)
11455 (CODE_FOR_msa_mulv_d, CODE_FOR_msa_nlzc_b, CODE_FOR_msa_nlzc_h)
11456 (CODE_FOR_msa_nlzc_w, CODE_FOR_msa_nlzc_d, CODE_FOR_msa_nor_v)
11457 (CODE_FOR_msa_or_v, CODE_FOR_msa_ori_b, CODE_FOR_msa_nori_b)
11458 (CODE_FOR_msa_pcnt_b, CODE_FOR_msa_pcnt_h, CODE_FOR_msa_pcnt_w)
11459 (CODE_FOR_msa_pcnt_d, CODE_FOR_msa_xor_v, CODE_FOR_msa_xori_b)
11460 (CODE_FOR_msa_sll_b, CODE_FOR_msa_sll_h, CODE_FOR_msa_sll_w)
11461 (CODE_FOR_msa_sll_d, CODE_FOR_msa_slli_b, CODE_FOR_msa_slli_h)
11462 (CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, CODE_FOR_msa_sra_b)
11463 (CODE_FOR_msa_sra_h, CODE_FOR_msa_sra_w, CODE_FOR_msa_sra_d)
11464 (CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w)
11465 (CODE_FOR_msa_srai_d, CODE_FOR_msa_srl_b, CODE_FOR_msa_srl_h)
11466 (CODE_FOR_msa_srl_w, CODE_FOR_msa_srl_d, CODE_FOR_msa_srli_b)
11467 (CODE_FOR_msa_srli_h, CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d)
11468 (CODE_FOR_msa_subv_b, CODE_FOR_msa_subv_h, CODE_FOR_msa_subv_w)
11469 (CODE_FOR_msa_subv_d, CODE_FOR_msa_subvi_b, CODE_FOR_msa_subvi_h)
11470 (CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, CODE_FOR_msa_move_v)
11471 (CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, CODE_FOR_msa_vshf_w)
11472 (CODE_FOR_msa_vshf_d, CODE_FOR_msa_ilvod_d, CODE_FOR_msa_ilvev_d)
11473 (CODE_FOR_msa_pckod_d, CODE_FOR_msa_pckdev_d, CODE_FOR_msa_ldi_b)
11474 (CODE_FOR_msa_ldi_hi, CODE_FOR_msa_ldi_w)
11475 (CODE_FOR_msa_ldi_d): New code_aliasing macros.
11476 (mips_builtins): Add MSA sll_b, sll_h, sll_w, sll_d, slli_b,
11477 slli_h, slli_w, slli_d, sra_b, sra_h, sra_w, sra_d, srai_b,
11478 srai_h, srai_w, srai_d, srar_b, srar_h, srar_w, srar_d, srari_b,
11479 srari_h, srari_w, srari_d, srl_b, srl_h, srl_w, srl_d, srli_b,
11480 srli_h, srli_w, srli_d, srlr_b, srlr_h, srlr_w, srlr_d, srlri_b,
11481 srlri_h, srlri_w, srlri_d, bclr_b, bclr_h, bclr_w, bclr_d,
11482 bclri_b, bclri_h, bclri_w, bclri_d, bset_b, bset_h, bset_w,
11483 bset_d, bseti_b, bseti_h, bseti_w, bseti_d, bneg_b, bneg_h,
11484 bneg_w, bneg_d, bnegi_b, bnegi_h, bnegi_w, bnegi_d, binsl_b,
11485 binsl_h, binsl_w, binsl_d, binsli_b, binsli_h, binsli_w,
11486 binsli_d, binsr_b, binsr_h, binsr_w, binsr_d, binsri_b, binsri_h,
11487 binsri_w, binsri_d, addv_b, addv_h, addv_w, addv_d, addvi_b,
11488 addvi_h, addvi_w, addvi_d, subv_b, subv_h, subv_w, subv_d,
11489 subvi_b, subvi_h, subvi_w, subvi_d, max_s_b, max_s_h, max_s_w,
11490 max_s_d, maxi_s_b, maxi_s_h, maxi_s_w, maxi_s_d, max_u_b,
11491 max_u_h, max_u_w, max_u_d, maxi_u_b, maxi_u_h, maxi_u_w,
11492 maxi_u_d, min_s_b, min_s_h, min_s_w, min_s_d, mini_s_b, mini_s_h,
11493 mini_s_w, mini_s_d, min_u_b, min_u_h, min_u_w, min_u_d, mini_u_b,
11494 mini_u_h, mini_u_w, mini_u_d, max_a_b, max_a_h, max_a_w, max_a_d,
11495 min_a_b, min_a_h, min_a_w, min_a_d, ceq_b, ceq_h, ceq_w, ceq_d,
11496 ceqi_b, ceqi_h, ceqi_w, ceqi_d, clt_s_b, clt_s_h, clt_s_w,
11497 clt_s_d, clti_s_b, clti_s_h, clti_s_w, clti_s_d, clt_u_b,
11498 clt_u_h, clt_u_w, clt_u_d, clti_u_b, clti_u_h, clti_u_w,
11499 clti_u_d, cle_s_b, cle_s_h, cle_s_w, cle_s_d, clei_s_b, clei_s_h,
11500 clei_s_w, clei_s_d, cle_u_b, cle_u_h, cle_u_w, cle_u_d, clei_u_b,
11501 clei_u_h, clei_u_w, clei_u_d, ld_b, ld_h, ld_w, ld_d, st_b, st_h,
11502 st_w, st_d, sat_s_b, sat_s_h, sat_s_w, sat_s_d, sat_u_b, sat_u_h,
11503 sat_u_w, sat_u_d, add_a_b, add_a_h, add_a_w, add_a_d, adds_a_b,
11504 adds_a_h, adds_a_w, adds_a_d, adds_s_b, adds_s_h, adds_s_w,
11505 adds_s_d, adds_u_b, adds_u_h, adds_u_w, adds_u_d, ave_s_b,
11506 ave_s_h, ave_s_w, ave_s_d, ave_u_b, ave_u_h, ave_u_w, ave_u_d,
11507 aver_s_b, aver_s_h, aver_s_w, aver_s_d, aver_u_b, aver_u_h,
11508 aver_u_w, aver_u_d, subs_s_b, subs_s_h, subs_s_w, subs_s_d,
11509 subs_u_b, subs_u_h, subs_u_w, subs_u_d, subsuu_s_b, subsuu_s_h,
11510 subsuu_s_w, subsuu_s_d, subsus_u_b, subsus_u_h, subsus_u_w,
11511 subsus_u_d, asub_s_b, asub_s_h, asub_s_w, asub_s_d, asub_u_b,
11512 asub_u_h, asub_u_w, asub_u_d, mulv_b, mulv_h, mulv_w, mulv_d,
11513 maddv_b, maddv_h, maddv_w, maddv_d, msubv_b, msubv_h, msubv_w,
11514 msubv_d, div_s_b, div_s_h, div_s_w, div_s_d, div_u_b, div_u_h,
11515 div_u_w, div_u_d, hadd_s_h, hadd_s_w, hadd_s_d, hadd_u_h,
11516 hadd_u_w, hadd_u_d, hsub_s_h, hsub_s_w, hsub_s_d, hsub_u_h,
11517 hsub_u_w, hsub_u_d, mod_s_b, mod_s_h, mod_s_w, mod_s_d, mod_u_b,
11518 mod_u_h, mod_u_w, mod_u_d, dotp_s_h, dotp_s_w, dotp_s_d,
11519 dotp_u_h, dotp_u_w, dotp_u_d, dpadd_s_h, dpadd_s_w, dpadd_s_d,
11520 dpadd_u_h, dpadd_u_w, dpadd_u_d, dpsub_s_h, dpsub_s_w, dpsub_s_d,
11521 dpsub_u_h, dpsub_u_w, dpsub_u_d, sld_b, sld_h, sld_w, sld_d,
11522 sldi_b, sldi_h, sldi_w, sldi_d, splat_b, splat_h, splat_w,
11523 splat_d, splati_b, splati_h, splati_w, splati_d, pckev_b,
11524 pckev_h, pckev_w, pckev_d, pckod_b, pckod_h, pckod_w, pckod_d,
11525 ilvl_b, ilvl_h, ilvl_w, ilvl_d, ilvr_b, ilvr_h, ilvr_w, ilvr_d,
11526 ilvev_b, ilvev_h, ilvev_w, ilvev_d, ilvod_b, ilvod_h, ilvod_w,
11527 ilvod_d, vshf_b, vshf_h, vshf_w, vshf_d, and_v, andi_b, or_v,
11528 ori_b, nor_v, nori_b, xor_v, xori_b, bmnz_v, bmnzi_b, bmz_v,
11529 bmzi_b, bsel_v, bseli_b, shf_b, shf_h, shf_w, bnz_v, bz_v,
11530 fill_b, fill_h, fill_w, fill_d, pcnt_b, pcnt_h, pcnt_w,
11531 pcnt_d, nloc_b, nloc_h, nloc_w, nloc_d, nlzc_b, nlzc_h, nlzc_w,
11532 nlzc_d, copy_s_b, copy_s_h, copy_s_w, copy_s_d, copy_u_b,
11533 copy_u_h, copy_u_w, copy_u_d, insert_b, insert_h, insert_w,
11534 insert_d, insve_b, insve_h, insve_w, insve_d, bnz_b, bnz_h,
11535 bnz_w, bnz_d, bz_b, bz_h, bz_w, bz_d, ldi_b, ldi_h, ldi_w, ldi_d,
11536 fcaf_w, fcaf_d, fcor_w, fcor_d, fcun_w, fcun_d, fcune_w, fcune_d,
11537 fcueq_w, fcueq_d, fceq_w, fceq_d, fcne_w, fcne_d, fclt_w, fclt_d,
11538 fcult_w, fcult_d, fcle_w, fcle_d, fcule_w, fcule_d, fsaf_w,
11539 fsaf_d, fsor_w, fsor_d, fsun_w, fsun_d, fsune_w, fsune_d,
11540 fsueq_w, fsueq_d, fseq_w, fseq_d, fsne_w, fsne_d, fslt_w,
11541 fslt_d, fsult_w, fsult_d, fsle_w, fsle_d, fsule_w, fsule_d,
11542 fadd_w, fadd_d, fsub_w, fsub_d, fmul_w, fmul_d, fdiv_w, fdiv_d,
11543 fmadd_w, fmadd_d, fmsub_w, fmsub_d, fexp2_w, fexp2_d, fexdo_h,
11544 fexdo_w, ftq_h, ftq_w, fmin_w, fmin_d, fmin_a_w, fmin_a_d,
11545 fmax_w, fmax_d, fmax_a_w, fmax_a_d, mul_q_h, mul_q_w, mulr_q_h,
11546 mulr_q_w, madd_q_h, madd_q_w, maddr_q_h, maddr_q_w, msub_q_h,
11547 msub_q_w, msubr_q_h, msubr_q_w, fclass_w, fclass_d, fsqrt_w,
11548 fsqrt_d, frcp_w, frcp_d, frint_w, frint_d, frsqrt_w, frsqrt_d,
11549 flog2_w, flog2_d, fexupl_w, fexupl_d, fexupr_w, fexupr_d, ffql_w,
11550 ffql_d, ffqr_w, ffqr_d, ftint_s_w, ftint_s_d, ftint_u_w,
11551 ftint_u_d, ftrunc_s_w, ftrunc_s_d, ftrunc_u_w, ftrunc_u_d,
11552 ffint_s_w, ffint_s_d, ffint_u_w, ffint_u_d, ctcmsa, cfcmsa,
11554 (mips_get_builtin_decl_index): New array.
11555 (MIPS_ATYPE_QI, MIPS_ATYPE_HI, MIPS_ATYPE_V2DI, MIPS_ATYPE_V4SI)
11556 (MIPS_ATYPE_V8HI, MIPS_ATYPE_V16QI, MIPS_ATYPE_V2DF)
11557 (MIPS_ATYPE_V4SF, MIPS_ATYPE_UV2DI, MIPS_ATYPE_UV4SI)
11558 (MIPS_ATYPE_UV8HI, MIPS_ATYPE_UV16QI): New.
11559 (mips_init_builtins): Initialize mips_get_builtin_decl_index
11561 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
11563 (mips_expand_builtin_insn): Prepare operands for
11564 CODE_FOR_msa_addvi_b, CODE_FOR_msa_addvi_h, CODE_FOR_msa_addvi_w,
11565 CODE_FOR_msa_addvi_d, CODE_FOR_msa_clti_u_b,
11566 CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w,
11567 CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_u_b,
11568 CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w,
11569 CODE_FOR_msa_clei_u_d, CODE_FOR_msa_maxi_u_b,
11570 CODE_FOR_msa_maxi_u_h, CODE_FOR_msa_maxi_u_w,
11571 CODE_FOR_msa_maxi_u_d, CODE_FOR_msa_mini_u_b,
11572 CODE_FOR_msa_mini_u_h, CODE_FOR_msa_mini_u_w,
11573 CODE_FOR_msa_mini_u_d, CODE_FOR_msa_subvi_b,
11574 CODE_FOR_msa_subvi_h, CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d,
11575 CODE_FOR_msa_ceqi_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w,
11576 CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b,
11577 CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w,
11578 CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clei_s_b,
11579 CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w,
11580 CODE_FOR_msa_clei_s_d, CODE_FOR_msa_maxi_s_b,
11581 CODE_FOR_msa_maxi_s_h, CODE_FOR_msa_maxi_s_w,
11582 CODE_FOR_msa_maxi_s_d, CODE_FOR_msa_mini_s_b,
11583 CODE_FOR_msa_mini_s_h, CODE_FOR_msa_mini_s_w,
11584 CODE_FOR_msa_mini_s_d, CODE_FOR_msa_andi_b, CODE_FOR_msa_ori_b,
11585 CODE_FOR_msa_nori_b, CODE_FOR_msa_xori_b, CODE_FOR_msa_bmzi_b,
11586 CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bseli_b, CODE_FOR_msa_fill_b,
11587 CODE_FOR_msa_fill_h, CODE_FOR_msa_fill_w, CODE_FOR_msa_fill_d,
11588 CODE_FOR_msa_ilvl_b, CODE_FOR_msa_ilvl_h, CODE_FOR_msa_ilvl_w,
11589 CODE_FOR_msa_ilvl_d, CODE_FOR_msa_ilvr_b, CODE_FOR_msa_ilvr_h,
11590 CODE_FOR_msa_ilvr_w, CODE_FOR_msa_ilvr_d, CODE_FOR_msa_ilvev_b,
11591 CODE_FOR_msa_ilvev_h, CODE_FOR_msa_ilvev_w, CODE_FOR_msa_ilvod_b,
11592 CODE_FOR_msa_ilvod_h, CODE_FOR_msa_ilvod_w, CODE_FOR_msa_pckev_b,
11593 CODE_FOR_msa_pckev_h, CODE_FOR_msa_pckev_w, CODE_FOR_msa_pckod_b,
11594 CODE_FOR_msa_pckod_h, CODE_FOR_msa_pckod_w, CODE_FOR_msa_slli_b,
11595 CODE_FOR_msa_slli_h, CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d,
11596 CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w,
11597 CODE_FOR_msa_srai_d, CODE_FOR_msa_srli_b, CODE_FOR_msa_srli_h,
11598 CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d, CODE_FOR_msa_insert_b,
11599 CODE_FOR_msa_insert_h, CODE_FOR_msa_insert_w,
11600 CODE_FOR_msa_insert_d, CODE_FOR_msa_insve_b,
11601 CODE_FOR_msa_insve_h, CODE_FOR_msa_insve_w, CODE_FOR_msa_insve_d,
11602 CODE_FOR_msa_shf_b, CODE_FOR_msa_shf_h, CODE_FOR_msa_shf_w,
11603 CODE_FOR_msa_shf_w_f, CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h,
11604 CODE_FOR_msa_vshf_w, CODE_FOR_msa_vshf_d.
11605 (mips_expand_builtin): Add case for MIPS_BULTIN_MSA_TEST_BRANCH.
11606 (mips_set_compression_mode): Disallow MSA with MIPS16 code.
11607 (mips_option_override): -mmsa requires -mfp64 and -mhard-float.
11608 These are set implicitly and an error is reported if overridden.
11609 (mips_expand_builtin_msa_test_branch): New function.
11610 (mips_expand_msa_shuffle): Likewise.
11611 (MAX_VECT_LEN): Increase maximum length of a vector to 16 bytes.
11612 (TARGET_SCHED_REASSOCIATION_WIDTH): Define target hook.
11613 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Likewise.
11614 (mips_expand_vec_unpack): Add support for MSA.
11615 (mips_expand_vector_init): Likewise.
11616 (mips_expand_vi_constant): Use CONST0_RTX (element_mode)
11617 instead of const0_rtx.
11618 (mips_msa_vec_parallel_const_half): New function.
11619 (mips_gen_const_int_vector): Likewise.
11620 (mips_gen_const_int_vector_shuffle): Likewise.
11621 (mips_expand_msa_cmp): Likewise.
11622 (mips_expand_vec_cond_expr): Likewise.
11623 * config/mips/mips.h
11624 (TARGET_CPU_CPP_BUILTINS): Add __mips_msa and __mips_msa_width.
11625 (OPTION_DEFAULT_SPECS): Ignore --with-fp-32 if -mmsa is
11627 (ASM_SPEC): Pass mmsa and mno-msa to the assembler.
11628 (ISA_HAS_MSA): New macro.
11629 (UNITS_PER_MSA_REG): Likewise.
11630 (BITS_PER_MSA_REG): Likewise.
11631 (BIGGEST_ALIGNMENT): Redefine using ISA_HAS_MSA.
11632 (MSA_REG_FIRST): New macro.
11633 (MSA_REG_LAST): Likewise.
11634 (MSA_REG_NUM): Likewise.
11635 (MSA_REG_P): Likewise.
11636 (MSA_REG_RTX_P): Likewise.
11637 (MSA_SUPPORTED_MODE_P): Likewise.
11638 (HARD_REGNO_CALL_PART_CLOBBERED): Redefine using TARGET_MSA.
11639 (ADDITIONAL_REGISTER_NAMES): Add named registers $w0-$w31.
11640 * config/mips/mips.md: Include mips-msa.md.
11641 (alu_type): Add simd_add.
11642 (mode): Add V2DI, V4SI, V8HI, V16QI, V2DF, V4SF.
11643 (type): Add simd_div, simd_fclass, simd_flog2, simd_fadd,
11644 simd_fcvt, simd_fmul, simd_fmadd, simd_fdiv, simd_bitins,
11645 simd_bitmov, simd_insert, simd_sld, simd_mul, simd_fcmp,
11646 simd_fexp2, simd_int_arith, simd_bit, simd_shift, simd_splat,
11647 simd_fill, simd_permute, simd_shf, simd_sat, simd_pcnt,
11648 simd_copy, simd_branch, simd_cmsa, simd_fminmax, simd_logic,
11649 simd_move, simd_load, simd_store. Choose "multi" for moves
11651 (qword_mode): New attribute.
11652 (insn_count): Add instruction count for quad moves.
11653 Increase the count for MIPS SIMD division.
11654 (UNITMODE): Add UNITMODEs for vector types.
11655 (addsub): New code iterator.
11656 * config/mips/mips.opt (mmsa): New option.
11657 * config/mips/msa.h: New file.
11658 * config/mips/mti-elf.h: Don't infer -mfpxx if -mmsa is
11660 * config/mips/mti-linux.h: Likewise.
11661 * config/mips/predicates.md
11662 (const_msa_branch_operand): New constraint.
11663 (const_uimm3_operand): Likewise.
11664 (const_uimm4_operand): Likewise.
11665 (const_uimm5_operand): Likewise.
11666 (const_uimm8_operand): Likewise.
11667 (const_imm5_operand): Likewise.
11668 (aq10b_operand): Likewise.
11669 (aq10h_operand): Likewise.
11670 (aq10w_operand): Likewise.
11671 (aq10d_operand): Likewise.
11672 (const_m1_operand): Likewise.
11673 (reg_or_m1_operand): Likewise.
11674 (const_exp_2_operand): Likewise.
11675 (const_exp_4_operand): Likewise.
11676 (const_exp_8_operand): Likewise.
11677 (const_exp_16_operand): Likewise.
11678 (const_vector_same_val_operand): Likewise.
11679 (const_vector_same_simm5_operand): Likewise.
11680 (const_vector_same_uimm5_operand): Likewise.
11681 (const_vector_same_uimm6_operand): Likewise.
11682 (const_vector_same_uimm8_operand): Likewise.
11683 (par_const_vector_shf_set_operand): Likewise.
11684 (reg_or_vector_same_val_operand): Likewise.
11685 (reg_or_vector_same_simm5_operand): Likewise.
11686 (reg_or_vector_same_uimm6_operand): Likewise.
11687 * doc/extend.texi (MIPS SIMD Architecture Functions): New
11689 * doc/invoke.texi (-mmsa): Document new option.
11691 2016-05-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
11693 * configure.ac (enable_vtable_verify): Handle --enable-vtable-verify.
11694 * configure: Regenerate.
11695 * config.in: Regenerate.
11696 * gcc.c (VTABLE_VERIFICATION_SPEC) [!ENABLE_VTABLE_VERIFY]: Error
11697 on -fvtable-verify.
11698 * config/sol2.h [!ENABLE_VTABLE_VERIFY] (STARTFILE_VTV_SPEC): Define.
11699 (ENDFILE_VTV_SPEC): Define.
11701 2016-05-09 Kaushik Phatak <kaushik.phatak@kpit.com>
11703 * config/rl78/rl78.c (rl78_expand_prologue): Save the MDUC related
11704 registers in all interrupt handlers if necessary.
11705 (rl78_option_override): Add warning.
11706 (MUST_SAVE_MDUC_REGISTERS): New macro.
11707 (rl78_expand_epilogue): Restore the MDUC registers if necessary.
11708 * config/rl78/rl78.c (check_mduc_usage): New function.
11709 (mduc_regs): New structure to hold MDUC register data.
11710 * config/rl78/rl78.md (is_g13_muldiv_insn): New attribute.
11711 (mulsi3_g13): Add is_g13_muldiv_insn attribute.
11712 (udivmodsi4_g13): Add is_g13_muldiv_insn attribute.
11713 (mulhi3_g13): Add is_g13_muldiv_insn attribute.
11714 * config/rl78/rl78.opt (msave-mduc-in-interrupts): New option.
11715 * doc/invoke.texi (RL78 Options): Add -msave-mduc-in-interrupts.
11717 2016-05-09 Bin Cheng <bin.cheng@arm.com>
11719 * tree-if-conv.c (tree-ssa-loop.h): Include header file.
11720 (tree-ssa-loop-niter.h): Ditto.
11721 (idx_within_array_bound, ref_within_array_bound): New functions.
11722 (ifcvt_memrefs_wont_trap): Check if array ref is within bound.
11723 Factor out check on writable base object to ...
11724 (base_object_writable): ... here.
11726 2016-05-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11728 * config/arm/arm.md (probe_stack): Add modes to set source
11731 2016-05-09 Bernd Schmidt <bschmidt@redhat.com>
11733 * regrename.c (base_reg_class_for_rename): New static function.
11734 (scan_rtx_address, scan_rtx): Use it instead of base_reg_class.
11736 2016-05-08 Jan Hubicka <hubicka@ucw.cz>
11738 * cgraph.c (thunk_adjust): Export.
11739 * cgraphclones.c (cgraph_node::create_clone): Clone thunk info.
11740 * cgraphunit.c (thunk_adjust): Export.
11741 (cgraph_node::assemble_thunks_and_aliases): Do not assemble inlined
11743 * ipa-inline-analyssi.c (compute_inline_parameters): Thunks are
11745 * tree-inline.c (expand_call_inline): Expand thunks inline.
11747 2016-05-08 Uros Bizjak <ubizjak@gmail.com>
11750 * config/i386/sse.md (*sse2_vd_cvtsd2ss): New insn pattern.
11751 (*sse2_vd_cvtss2sd): Ditto.
11752 * config/i386/i386.md
11753 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf splitter):
11754 Generate *sse2_vd_cvtsd2ss pattern.
11755 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df splitter):
11756 Generate *sse2_vd_cvtss2sd pattern.
11758 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
11760 * config/sh/sh.h (GET_SH_ARG_CLASS): Convert macro into ...
11761 * config/sh/sh.c (get_sh_arg_class): ... this new function. Update its
11764 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
11766 * config/sh/sh-protos.h (sh_media_register_for_return): Remove.
11767 * config/sh/sh.c: Define and declare variables on first use throughout
11769 (current_function_interrupt): Change to bool type.
11770 (frame_insn): Rename to emit_frame_insn and update users.
11771 (push_regs): Use bool for 'interrupt_handler' argument.
11772 (save_schedule_s): Remove.
11773 (TARGET_ASM_UNALIGNED_DI_OP, TARGET_ASM_ALIGNED_DI_OP): Remove.
11774 (sh_option_override): Don't nullify targetm.asm_out.aligned_op.di and
11775 targetm.asm_out.unaligned_op.di.
11776 (gen_far_branch): Remove redundant forward declaration.
11777 (sh_media_register_for_return, MAX_SAVED_REGS, save_entry_s, save_entry,
11778 MAX_TEMPS, save_schedule_ssave_schedule): Remove.
11779 (sh_set_return_address, sh_function_ok_for_sibcall,
11780 scavenge_reg): Update comments.
11781 (sh_builtin_saveregs): Use TRAGET_FPU_ANY condition.
11782 (sh2a_get_function_vector_number, sh2a_function_vector_p): Use for loop.
11783 (sh_attr_renesas_p): Remove unnecessary parentheses.
11784 (branch_dest): Simplify.
11785 * config/sh/sh.h (sh_args): Remove byref, byref_regs, stack_regs fields.
11786 Change force_mem, prototype_p, outgoing, renesas_abi fields to bool.
11787 (CUMULATIVE_ARGS): Change macro to typedef.
11788 (current_function_interrupt): Change to bool type.
11789 (sh_arg_class, sh_args, CUMULATIVE_ARGS, current_function_interrupt):
11790 Surround with __cplusplus ifdef.
11791 (sh_compare_op0, sh_compare_op1): Remove.
11792 (EPILOGUE_USES): Use TARGET_FPU_ANY condition.
11794 2016-05-07 Jim Wilson <jim.wilson@linaro.org>
11796 * config/arm/arm.md: (arch): Add neon.
11797 (arch_enabled): Return yes for arch neon when TARGET_NEON.
11798 * config/arm/vfp.md (movdf_vfp): Add w/G as alternative 3. Add
11799 neon_move as type for alt 3. Add arch attr enabling alt 3 for neon.
11800 Emit vmov.i64 for alt 3. Renumber alternatives 3 to 8. Adjust
11801 attributes for alt renumbering. Mark alt 3 as non-predicable.
11802 (thumb2_movdf_vfp): Likewise.
11804 2016-05-07 Uros Bizjak <ubizjak@gmail.com>
11806 * config/i386/i386.md (*addqi_1): Add preferred_for_speed attribute
11807 to disparage alternatives 3 and 4 for TARGET_PARTIAL_REG_STALL targets.
11808 (*andqi_1): Add preferred_for_speed attribute to disparage
11809 alternative 2 for TARGET_PARTIAL_REG_STALL targets.
11810 (*<code>qi_1): Ditto.
11811 (*one_cmplqi2_1): Add preferred_for_speed attribute to disparage
11812 alternative 1 for TARGET_PARTIAL_REG_STALL targets.
11813 (*ashlqi3_1): Ditto.
11814 (*swap<mode>): Merge from *swap<mode>_1 and *swap<mode>_2 patterns.
11815 Add preferred_for_size attribute to disparage alternative 0 and
11816 preferred_for_speed attribute to disparage alternative 1 for
11817 TARGET_PARTIAL_REG_STALL targets.
11819 2016-05-07 Tom de Vries <tom@codesourcery.com>
11821 PR tree-optimization/70956
11822 * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL
11825 2016-05-07 Oleg Endo <olegendo@gcc.gnu.org>
11827 * config/sh/sh-protos.h (sh_cbranch_distance): Declare new function.
11828 * config/sh/sh.c (sh_cbranch_distance): Implement it.
11829 * config/sh/sh.md (branch_zero): Remove define_attr.
11830 (define_delay): Disable delay slot if branch distance is one insn.
11832 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
11834 * config/i386/i386.md (LEAMODE): New mode attribute.
11835 (plus to LEA splitter): Rewrite splitter using LEAMODE mode attribute.
11836 (ashift to LEA splitter): Rewrte splitter using SWI mode iterator
11837 and LEAMODE mode attribute. Use VOIDmode const_0_to_3_operand as
11838 operand 2 predicate.
11839 (*lea<mode>_general_2): Use VOIDmode for const248_operand.
11840 (*lea<mode>_general_3): Ditto.
11841 (*lea<mode>_general_4): Use VOIDmode for const_0_to_3_operand.
11843 2016-05-06 Jakub Jelinek <jakub@redhat.com>
11845 * genmddump.c (main): Convert argv from char ** to const char **.
11847 2016-05-06 David Malcolm <dmalcolm@redhat.com>
11849 * coretypes.h (OVERRIDE): New macro.
11850 (FINAL): New macro.
11852 2016-05-06 Eric Botcazou <ebotcazou@adacore.com>
11854 * tree-ssa-coalesce.c (gimple_can_coalesce_p): In the optimized case,
11855 allow coalescing if the types are compatible.
11857 2016-05-06 David Malcolm <dmalcolm@redhat.com>
11859 * pass_manager.h (pass_manager::register_pass_name): New method.
11860 (pass_manager::get_pass_by_name): New method.
11861 (pass_manager::create_pass_tab): New method.
11862 (pass_manager::m_name_to_pass_map): New field.
11863 * passes.c (name_to_pass_map): Delete global in favor of field
11864 "m_name_to_pass_map" of pass_manager.
11865 (register_pass_name): Rename from a function to...
11866 (pass_manager::register_pass_name): ...this method, updating
11867 for renaming of global "name_to_pass_map" to field
11868 "m_name_to_pass_map".
11869 (create_pass_tab): Rename from a function to...
11870 (pass_manager::create_pass_tab): ...this method, updating
11871 for renaming of global "name_to_pass_map" to field.
11872 (get_pass_by_name): Rename from a function to...
11873 (pass_manager::get_pass_by_name): ...this method.
11874 (enable_disable_pass): Convert use of get_pass_by_name to
11875 a method call, locating the pass_manager singleton.
11877 2016-05-06 David Malcolm <dmalcolm@redhat.com>
11879 * genattr-common.c (main): Convert argv from char ** to const char **.
11880 * genattr.c (main): Likewise.
11881 * genattrtab.c (main): Likewise.
11882 * genautomata.c (initiate_automaton_gen): Likewise.
11884 * gencodes.c (main): Likewise.
11885 * genconditions.c (main): Likewise.
11886 * genconfig.c (main): Likewise.
11887 * genconstants.c (main): Likewise.
11888 * genemit.c (main): Likewise.
11889 * genenums.c (main): Likewise.
11890 * genextract.c (main): Likewise.
11891 * genflags.c (main): Likewise.
11892 * genmddeps.c (main): Likewise.
11893 * genopinit.c (main): Likewise.
11894 * genoutput.c (main): Likewise.
11895 * genpeep.c (main): Likewise.
11896 * genpreds.c (main): Likewise.
11897 * genrecog.c (main): Likewise.
11898 * gensupport.c (init_rtx_reader_args_cb): Likewise.
11899 (init_rtx_reader_args): Likewise.
11900 * gensupport.h (init_rtx_reader_args_cb): Likewise.
11901 (init_rtx_reader_args): Likewise.
11902 * gentarget-def.c (main): Likewise.
11903 * read-md.c (read_md_files): Likewise.
11904 * read-md.h (read_md_files): Likewise.
11906 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
11908 * config/i386/i386.md (int cmove peephole2s): Use general_reg_operand
11909 instead of register_and_not_any_fp_reg_operand as operand 0 predicate.
11910 * config/i386/predicates.md (register_and_not_any_fp_reg_operand):
11911 Remove unused predicate.
11912 (register_and_not_fp_reg_operand): Ditto.
11914 2016-05-06 Martin Liska <mliska@suse.cz>
11916 * tree-if-conv.c (ifcvt_split_critical_edges): Use auto_vec
11917 instead of vec as the vector is local to the function.
11919 2016-05-06 Jakub Jelinek <jakub@redhat.com>
11921 * config/i386/sse.md (*<code>v8hi3, *<code>v16qi3): Add
11922 avx512bw alternative.
11924 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>): Move
11925 before the ashr<mode>3 pattern.
11927 * config/i386/sse.md (*avx2_pmaddwd, *sse2_pmaddwd): Use
11928 v instead of x in vex or maybe_vex alternatives, use
11929 maybe_evex instead of vex in prefix.
11931 * config/i386/sse.md (*vec_extractv4sf_0, *sse4_1_extractps,
11932 *vec_extractv4sf_mem, vec_extract_lo_v16hi, vec_extract_hi_v16hi,
11933 vec_extract_lo_v32qi, vec_extract_hi_v32qi): Use v instead of x
11934 in vex or maybe_vex alternatives, use maybe_evex instead of vex
11937 * config/i386/sse.md (*vec_concatv2sf_sse4_1, *vec_concatv4sf): Use
11938 v instead of x in vex or maybe_vex alternatives, use
11939 maybe_evex instead of vex in prefix.
11941 * config/i386/sse.md (sse_shufps_<mode>, sse_storehps, sse_loadhps,
11942 sse_storelps, sse_movss, avx2_vec_dup<mode>, avx2_vec_dupv8sf_1,
11943 sse2_shufpd_<mode>, sse2_storehpd, sse2_storelpd, sse2_loadhpd,
11944 sse2_loadlpd, sse2_movsd): Use v instead of x in vex or maybe_vex
11945 alternatives, use maybe_evex instead of vex in prefix.
11947 * config/i386/sse.md (vec_interleave_lowv4sf,
11948 *vec_interleave_highv2df, *vec_interleave_lowv2df): Use
11949 v instead of x in vex or maybe_vex alternatives, use
11950 maybe_evex instead of vex in prefix.
11952 * config/i386/sse.md (sse_movhlps, sse_movlhps): Use
11953 v instead of x in vex or maybe_vex alternatives, use
11954 maybe_evex instead of vex in prefix.
11956 * config/i386/sse.md (*avx_cvtpd2dq256_2, *avx_cvtps2pd256_2): Use
11957 v constraint instead of x.
11959 2016-05-06 Nathan Sidwell <nathan@codesourcery.com>
11961 * gimple.c (gimple_call_same_target_p): Unique functions are eq.
11962 * tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq
11965 2016-05-06 Richard Biener <rguenther@suse.de>
11967 PR tree-optimization/70948
11968 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
11969 Properly clobber all fields of va_list for __builtin_va_start.
11971 2016-05-06 Yuri Rumyantsev <ysrumyan@gmail.com>
11974 * tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with
11975 loop latch destination.
11977 2016-05-06 Martin Liska <mliska@suse.cz>
11979 * tree-ssa-uninit.c: Apply manual changes
11980 to the GNU coding style.
11981 (prune_uninit_phi_opnds): Rename from
11982 prune_uninit_phi_opnds_in_unrealizable_paths.
11984 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
11986 * config/sh/sh.opt (madjust-unroll, minvalid-symbols, msoft-atomic,
11987 mspace): Remove deprecated options.
11988 * doc/invoke.texi (SH options): Remove -mspace.
11990 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
11992 * config/sh/sh.md (ic_invalidate_line_sh4a): Fix insn length.
11994 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
11996 * config/sh/sh.md (*cmpeqsi_t): Remove combine insn pattern and similar
11997 corresponding combine split pattern.
11999 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
12002 * config/sh/predicates.md (long_displacement_mem_operand): New.
12003 * config/sh/sh.md (movsi_i): Allow for SH2A, disallow for any FPU.
12004 Add movi20, movi20s alternatives. Adjust length attribute for
12006 (movsi_ie): Allow for any FPU. Adjust length attribute for
12008 (movsi_i_lowpart): Add movi20, movi20s alternatives. Adjust length
12009 attribute for alternatives.
12010 (*mov<mode>): Use long_displacement_mem_operand for length attribute.
12011 (*movdi_i, movdf_k, movdf_i4, movsf_i, movsf_ie, movsf_ie_ra): Adjust
12012 length attribute for alternatives.
12014 2016-05-06 Richard Biener <rguenther@suse.de>
12016 PR tree-optimization/70960
12017 * tree-if-conv.c (ifcvt_walk_pattern_tree): Handle non-SSA ops.
12019 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
12022 * config/sh/sh.md (*cmp_div0s_7, *cmp_div0s_8): Add div0s variants.
12023 * config/sh/sh.c (sh_rtx_costs): Add another div0s case.
12025 2016-05-06 Marek Polacek <polacek@redhat.com>
12028 * ubsan.c (get_ubsan_type_info_for_type): Remove assert.
12030 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
12033 * config/sh/sh.md (*rotcr): Add another variant.
12035 2016-05-06 Richard Biener <rguenther@suse.de>
12037 PR middle-end/70931
12038 * dwarf2out.c (native_encode_initializer): Skip zero-sized fields.
12040 2016-05-06 Richard Biener <rguenther@suse.de>
12042 PR middle-end/70941
12043 * fold-const.c (split_tree): Always convert to the original type
12046 2016-05-06 Richard Biener <rguenther@suse.de>
12048 * fwprop.c (fwprop): Remove duplicate cleanup_cfg call.
12049 (fwprop_addr): Likewise.
12051 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
12054 * config/i386/i386-protos.h (ix86_standard_x87sse_constant_load_p):
12056 * config/i386/i386.c (ix86_standard_x87sse_constant_load_p): New.
12057 * config/i386/i386.md (push mem splitter): Use find_constant_src in
12058 the splitter condition.
12059 (FP load splitter): Use ix86_standard_x87sse_constant_load_p in
12060 the splitter condition.
12061 (FP float_extend load splitter): Ditto.
12063 2016-05-05 Uros Bizjak <ubizjak@gmail.com>
12065 * config/i386/i386.md (peehole2 patterns): Change true_regnum
12066 to REGNO in all peephole2 patterns.
12067 (post-reload splitters): Change true_regnum to REGNO in
12068 post-reload splitters.
12069 (zero_extend splitters): Use general_reg_operand and
12070 nonimmediate_gr_operand predicates.
12072 2016-05-05 Jakub Jelinek <jakub@redhat.com>
12074 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>): Use
12075 v constraint instead of x.
12077 2016-05-05 Alan Modra <amodra@gmail.com>
12080 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
12081 set OPTION_MASK_RELOCATABLE when flag_pic == 2. Set
12082 TARGET_NO_FP_IN_TOC for -mrelocatable.
12083 (MINIMAL_TOC_SECTION_ASM_OP): Remove redundant
12084 TARGET_RELOCATABLE test.
12085 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
12086 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
12087 * config/rs6000/linux64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
12088 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
12089 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
12090 * config/rs6000/freebsd64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
12091 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
12092 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
12093 * config/rs6000/predicates.md (easy_fp_constant): Likewise.
12094 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
12096 (rs6000_assemble_integer): Update TARGET_RELOCATABLE test.
12097 (rs6000_stack_info): Likewise.
12098 (rs6000_elf_asm_out_constructor): Likewise.
12099 (rs6000_elf_asm_out_destructor): Likewise.
12100 (rs6000_elf_declare_function_name): Likewise.
12101 * config/rs6000/rs6000.md (load_toc_aix_di): Likewise.
12102 * config/rs6000/rs6000.h (MASK_RELOCATABLE, MASK_MINIMAL_TOC):
12105 2016-05-05 Alan Modra <amodra@gmail.com>
12107 * config/rs6000/rs6000.c (rs6000_frame_related): Rewrite.
12109 2016-05-05 Alan Modra <amodra@gmail.com>
12111 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
12112 out-of-line gpr restore for one or two regs if that would add
12115 2016-05-04 Uros Bizjak <ubizjak@gmail.com>
12118 * config/i386/i386.md
12119 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df peephole2):
12120 Change to post-epilogue_completed late splitter. Use sse_reg_operand
12121 as operand 0 predicate.
12122 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf peephole2):
12124 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float {si,di}->{sf,df} peephole2):
12125 Ditto. Emit the pattern using RTX.
12127 (TARGET_USE_VECTOR_FP_CONVERTS float_extend sf->df splitter):
12128 Use sse_reg_opreand as operand 0 predicate. Do not use true_regnum in
12129 the post-reload splitter. Use lowpart_subreg instead of gen_rtx_REG.
12130 (TARGET_USE_VECTOR_FP_CONVERTS float_truncate df->sf splitter):
12132 (TARGET_USE_VECTOR_CONVERTS float si->{sf,df} splitter): Use
12133 sse_reg_operand as operand 0 predicate.
12135 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_extend sf->df peephole2):
12136 Use sse_reg_opreand as operand 0 predicate. Use lowpart_subreg
12137 instead of gen_rtx_REG.
12138 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_truncate sf->df peephole2):
12141 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
12143 * function.c (emit_use_return_register_into_block): Delete.
12144 (gen_return_pattern): Delete.
12145 (emit_return_into_block): Delete.
12146 (active_insn_between): Delete.
12147 (convert_jumps_to_returns): Delete.
12148 (emit_return_for_exit): Delete.
12149 (thread_prologue_and_epilogue_insns): Delete all code dealing with
12150 simple_return for shrink-wrapped blocks.
12151 * shrink-wrap.c (try_shrink_wrapping): Insert simple_return at the
12152 end of blocks that need one.
12153 (get_unconverted_simple_return): Delete.
12154 (convert_to_simple_return): Delete.
12155 * shrink-wrap.c (get_unconverted_simple_return): Delete declaration.
12156 (convert_to_simple_return): Ditto.
12158 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
12160 * cfgcleanup.c (bb_is_just_return): New function.
12161 (try_optimize_cfg): Simplify jumps to return, branches to return,
12162 and branches around return.
12164 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
12166 * cfgcleanup.c (try_simplify_condjump): Don't try to simplify a
12167 branch to a return.
12169 2016-05-04 Jakub Jelinek <jakub@redhat.com>
12173 * tree-core.h (enum operand_equal_flag): Add OEP_HASH_CHECK.
12174 * tree.c (inchash::add_expr): If !IS_EXPR_CODE_CLASS (tclass),
12175 assert flags & OEP_HASH_CHECK, instead of asserting it
12176 never happens. Handle TARGET_EXPR.
12177 * fold-const.c (operand_equal_p): For hash verification,
12178 or in OEP_HASH_CHECK into flags.
12180 2016-05-04 Eric Botcazou <ebotcazou@adacore.com>
12182 * tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head
12184 (compute_samebase_partition_bases): Fix typo.
12186 2016-05-04 Jakub Jelinek <jakub@redhat.com>
12188 * config/i386/sse.md (vec_interleave_highv8sf,
12189 vec_interleave_lowv8sf, vec_interleave_highv4df,
12190 vec_interleave_lowv4df): Remove constraints from expanders.
12192 * config/i386/sse.md (sse2_movq128): Use v constraint instead of x.
12194 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
12196 * tree-inline.c (expand_call_inline): Fix path dealing with
12197 making lhs of call statement undefined.
12199 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
12201 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases):
12202 Check availability on NODE, too.
12203 * cgraph.h (symtab_node::call_for_symbol_and_aliases): Likewise.
12204 (cgraph_node::call_for_symbol_and_aliases): Likewise.
12205 (varpool_node::call_for_symbol_and_aliase): Likewise.
12206 * ipa-pure-const.c (add_new_function): Analyze all bodies.
12207 (propagate_pure_const): Propagate across interposable functions, too.
12208 (skip_function_for_local_pure_const): Do not skip interposable bodies
12210 (pass_local_pure_const::execute): Update.
12212 2016-05-04 Marek Polacek <polacek@redhat.com>
12214 * doc/invoke.texi: Document -Wdangling-else.
12216 2016-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
12218 * config.gcc: Error out when conflicting multilib is detected. Do not
12219 loop over multilibs since no combination is legal.
12221 2016-05-04 Alan Modra <amodra@gmail.com>
12223 * config/rs6000/rs6000.h (PIC_OFFSET_TABLE_REGNUM): Correct.
12224 * config/rs6000/sysv4.h (TARGET_TOC): Simplify.
12225 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
12228 2016-05-04 Matthew Fortune <matthew.fortune@imgtec.com>
12230 * config/mips/mips-cpus.def (p5600): Avoid IMADD by default.
12231 Clean up p5600 comments.
12233 2016-05-04 Richard Biener <rguenther@suse.de>
12235 * match.pd: Add BIT_FIELD_REF canonicalizations and vector
12236 constructor simplifications.
12237 * fold-const.c (fold_ternary_loc): Remove duplicate functionality here.
12239 2016-05-04 Oleg Endo <olegendo@gcc.gnu.org>
12241 * config/sh/predicates (post_inc_mem, pre_dec_mem): New predicates.
12242 * config/sh/sh-protos.h (sh_find_set_of_reg): Return null result if
12243 result.set_rtx is null instead of aborting.
12244 * config/sh/sh.h (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT):
12246 (USE_LOAD_PRE_DECREMENT, USE_STORE_POST_INCREMENT): Enable for SH2A.
12247 * config/sh/sh.md (*extend<mode>si2_predec, *mov<mode>_load_predec,
12248 *mov<mode>_store_postinc): New patterns.
12250 2016-05-04 Marc Glisse <marc.glisse@inria.fr>
12252 * match.pd ((A | B) & (A | C)): Generalize to BIT_XOR_EXPR. Mark
12253 as commutative. Check both conversions are NOP.
12254 ((A & B) OP (C & B)): Remove.
12256 2016-05-04 Alan Modra <amodra@gmail.com>
12258 * combine.c (simplify_set): Correct WORD_REGISTER_OPERATIONS test.
12260 2016-05-04 Alan Modra <amodra@gmail.com>
12263 * config/rs6000/rs6000.c (rs6000_stack_info): Don't set cr_save_p
12264 when cr2,3,4 are all fixed regs.
12266 2016-05-04 Bernd Schmidt <bschmidt@redhat.com>
12268 PR rtl-optimization/57193
12269 * opts.c (default_options_table): Revert OPT_frename_registers change.
12270 * doc/invoke.texi (-frename-registers, -O2): Likewise.
12272 2016-05-03 Martin Sebor <msebor@redhat.com>
12275 * builtins.c (fold_builtin_FILE): New function.
12276 (fold_builtin_FUNCTION, fold_builtin_LINE): New functions.
12277 (fold_builtin_0): Call them.
12278 * gimplify.c (gimplify_call_expr): Remove the handling of
12279 BUILT_IN_FILE, BUILT_IN_FUNCTION, and BUILT_IN_LINE.
12282 * doc/extend.texi (Other Builtins): Update __builtin_FILE,
12283 __builtin_FUNCTION, and __builtin_LINE to reflect they yield
12287 * doc/extend.texi (Function Names as Strings): Update __func__,
12288 __FUNCTION__, __PRETTY_FUNCTION__ to reflect they evaluate to
12291 2016-05-03 Jakub Jelinek <jakub@redhat.com>
12292 Richard Biener <rguenther@suse.de>
12294 PR tree-optimization/70916
12295 * tree-if-conv.c: Include cfganal.h.
12296 (pass_if_conversion::execute): Call connect_infinite_loops_to_exit
12297 and remove_fake_exit_edges around the optimization pass.
12299 2016-05-03 Jan Hubicka <hubicka@ucw.cz>
12301 * cgraph.c (symbol_table::create_edge): Set inline_failed.
12302 (cgraph_edge::make_direct): Likewise.
12303 (cgraph_edge::dump_edge_flags): Dump call_stmt_cannot_inline_p.
12304 * cgraphclones.c (duplicate_thunk_for_node): Set inline_failed.
12305 * cif-code.def (CIF_LTO_MISMATCHED_DECLARATIONS): New code
12306 (CIF_THUNK): New code.
12307 * ipa-inline-analysis.c (initialize_inline_failed): Preserve
12308 CIF_FINAL_ERROR codes; do not deal with call_stmt_cannot_inline_p.
12309 (compute_inline_parameters): Set inline_failed for thunks.
12310 (inline_analyze_function): Cleanup.
12311 * ipa-inline.c (can_inline_edge_p): Do not deal with
12312 call_stmt_cannot_inline_p.
12313 (can_early_inline_edge_p): Likewise.
12314 (early_inliner): Initialize inline_failed.
12315 * lto-cgraph.c (lto_output_edge): Sanity check inline_failed.
12317 2016-05-03 Uros Bizjak <ubizjak@gmail.com>
12319 * config/i386/predicates.md (x87nonimm_ssenomem_operand): Rename
12320 from nonimm_ssenomem_operand.
12321 (nonimm_ssenomem_operand): New predicate.
12322 * config/i386/i386.md (extendsfdf2): Use nonimm_ssenomem_operand
12323 as operand 0 predicate.
12324 (*extendsfdf2): Merge from *extendsfdf2_mixed and *extendsfdf2_i387.
12325 Disable unsupported alternatives using "enabled" attribute.
12326 Use register_ssemem_operand as operand 0 predicate.
12327 (*fop_<mode>_1): Use x87nonimm_ssenomem_operand as operand 1 predicate.
12329 2016-05-03 Marek Polacek <polacek@redhat.com>
12332 * input.c (expansion_point_location): New function.
12333 * input.h (expansion_point_location): Declare.
12335 2016-05-03 Pierre-Marie de Rodat <derodat@adacore.com>
12337 * dwarf2out.c (resolve_args_picking_1): Replace the frame_offset
12338 occurence with frame_offset_ ones.
12340 2016-05-03 Alan Modra <amodra@gmail.com>
12342 PR rtl-optimization/70890
12343 * ira.c (combine_and_move_insns): When moving def_insn, remove
12344 equivs on use_insn.
12346 2016-05-03 Dominik Vogt <vogt@linux.vnet.ibm.com>
12348 * config/s390/s390.md ("*r<noxa>sbg_<mode>_sll")
12349 ("*r<noxa>sbg_<mode>_srl"): New define_insns.
12350 ("*r<noxa>sbg_<mode>_srl_bitmask"): Rename by adding "_bitmask".
12351 ("*r<noxa>sbg_<mode>_sll_bitmask"): Likewise.
12353 2016-05-03 Alan Modra <amodra@gmail.com>
12355 * config/rs6000/rs6000.c (rs6000_savres_strategy): Correct condition
12356 for SAVE_MULTIPLE/STORE_MULTIPLE.
12358 2016-05-03 Jakub Jelinek <jakub@redhat.com>
12360 * config/i386/i386.md (*truncdfsf_mixed, *truncdfsf_i387,
12361 *truncxfsf2_mixed, *truncxfdf2_mixed): Use v constraint instead of x.
12363 2016-05-03 Richard Biener <rguenther@suse.de>
12365 * gimplify.h (get_initialized_tmp_var): Add allow_ssa parameter
12367 (gimplify_arg): Likewise.
12368 * gimplify.c (gimplify_expr): Add overload with allow_ssa parameter,
12369 re-writing the result to a decl if required.
12370 (internal_get_tmp_var): Add allow_ssa parameter
12371 and override into_ssa with it.
12372 (get_formal_tmp_var): Adjust.
12373 (get_initialized_tmp_var): Add allow_ssa parameter.
12374 (gimplify_arg): Add allow_ssa parameter and avoid generating
12375 SSA names for the result false.
12376 (gimplify_call_expr): If the call may return twice do not
12377 gimplify parameters into SSA.
12378 (prepare_gimple_addressable): Do not allow an SSA name as temporary.
12379 (gimplify_modify_expr): Adjust assert. For noreturn calls
12380 with a SSA name LHS adjust its def.
12381 (gimplify_save_expr): Do not allow an SSA name as save-expr result.
12382 (gimplify_one_sizepos): Do not allow an SSA name as a sizepos.
12383 (gimplify_body): Init GIMPLE SSA data structures and gimplify into-SSA.
12384 (gimplify_scan_omp_clauses): Make sure OMP_CLAUSE_SIZE is not
12385 an SSA name. Likewise for OMP_CLAUSE_REDUCTION operands.
12386 (gimplify_omp_for): Likewise for OMP_CLAUSE_DECL. Likewise
12387 for OMP_FOR_COND, OMP_FOR_INCR and OMP_CLAUSE_LINEAR_STEP.
12388 (optimize_target_teams): Do not allow SSA names for clause operands.
12389 (gimplify_expr): Likewise for where we mark the result addressable.
12390 * passes.def (pass_init_datastructures): Remove.
12391 * tree-into-ssa.c (mark_def_sites): Ignore existing SSA names.
12392 (rewrite_stmt): Likewise.
12393 * tree-inline.c (initialize_cfun): Properly transfer SSA state.
12394 (replace_locals_op): Replace SSA names.
12395 (copy_gimple_seq_and_replace_locals): Init src_cfun.
12396 * gimple-low.c (lower_builtin_setjmp): Deal with SSA.
12397 * cgraph.c (release_function_body): Free CFG annotations only
12398 when we have a CFG. Simplify.
12399 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
12400 force_gimple_operand instead of get_initialized_tmp_var.
12401 * tree-pass.h (make_pass_init_datastructures): Remove.
12402 * tree-ssa.c (execute_init_datastructures): Remove.
12403 (pass_data_init_datastructures): Likewise.
12404 (class pass_init_datastructures): Likewise.
12405 (make_pass_init_datastructures): Likewise.
12406 * omp-low.c (create_omp_child_function): Init SSA data structures.
12407 (grid_expand_target_grid_body): Likewise.
12408 * tree-cfg.c (move_block_to_fn): Double-check the DEF is an SSA
12409 name before adding it to names_to_release.
12410 (remove_bb): Always release SSA defs.
12411 * tree-ssa-ccp.c (get_default_value): Check SSA_NAME_VAR
12412 before dereferencing it.
12413 * cgraphunit.c (init_lowered_empty_function): Always
12414 int SSA data structures.
12415 * tree-ssanames.c (release_defs): Remove assert that we are in
12417 * trans-mem.c (diagnose_tm_1): Handle SSA name function.
12419 2016-05-03 Jakub Jelinek <jakub@redhat.com>
12420 Uros Bizjak <ubizjak@gmail.com>
12422 PR rtl-optimization/70467
12423 * config/i386/predicates.md (x86_64_hilo_int_operand,
12424 x86_64_hilo_general_operand): New predicates.
12425 * config/i386/constraints.md (Wd): New constraint.
12426 * config/i386/i386.md (mode attr di): Use Wd instead of e.
12427 (general_hilo_operand): New mode attr.
12428 (add<mode>3, sub<mode>3): Use <general_hilo_operand>
12429 instead of <general_operand>.
12430 (*add<dwi>3_doubleword, *sub<dwi>3_doubleword): Use
12431 x86_64_hilo_general_operand instead of <general_operand>.
12433 2016-05-03 Jakub Jelinek <jakub@redhat.com>
12435 PR tree-optimization/70916
12436 * tree-if-conv.c (constant_or_ssa_name): Removed.
12437 (fold_build_cond_expr): Use is_gimple_val instead of
12438 constant_or_ssa_name.
12440 PR tree-optimization/70916
12441 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up
12442 if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P.
12445 * tree-ssa-ccp.c: Include stor-layout.h and optabs-query.h.
12446 (optimize_atomic_bit_test_and): New function.
12447 (pass_fold_builtins::execute): Use it.
12448 * optabs.def (atomic_bit_test_and_set_optab,
12449 atomic_bit_test_and_complement_optab,
12450 atomic_bit_test_and_reset_optab): New optabs.
12451 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET,
12452 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_BIT_TEST_AND_RESET): New ifns.
12453 * builtins.h (expand_ifn_atomic_bit_test_and): New prototype.
12454 * builtins.c (expand_ifn_atomic_bit_test_and): New function.
12455 * internal-fn.c (expand_ATOMIC_BIT_TEST_AND_SET,
12456 expand_ATOMIC_BIT_TEST_AND_COMPLEMENT,
12457 expand_ATOMIC_BIT_TEST_AND_RESET): New functions.
12458 * doc/md.texi (atomic_bit_test_and_set@var{mode},
12459 atomic_bit_test_and_complement@var{mode},
12460 atomic_bit_test_and_reset@var{mode}): Document.
12461 * config/i386/sync.md (atomic_bit_test_and_set<mode>,
12462 atomic_bit_test_and_complement<mode>,
12463 atomic_bit_test_and_reset<mode>): New expanders.
12464 (atomic_bit_test_and_set<mode>_1,
12465 atomic_bit_test_and_complement<mode>_1,
12466 atomic_bit_test_and_reset<mode>_1): New insns.
12468 2016-05-03 Richard Sandiford <richard.sandiford@arm.com>
12470 PR rtl-optimization/70687
12471 * combine.c (change_zero_ext): Check for scalar modes. Use wide_int
12472 instead of unsigned HOST_WIDE_INT.
12474 2016-05-03 Bernd Schmidt <bschmidt@redhat.com>
12476 PR rtl-optimization/44281
12477 * hard-reg-set.h (struct target_hard_regs): New field
12478 x_fixed_nonglobal_reg_set.
12479 (fixed_nonglobal_reg_set): New macro.
12480 * reginfo.c (init_reg_sets_1): Initialize it.
12481 * ira.c (setup_alloc_regs): Use fixed_nonglobal_reg_set instead
12483 * df-scan.c (df_insn_refs_collect): Asms may reference global regs.
12485 2016-05-03 Bin Cheng <bin.cheng@arm.com>
12487 PR tree-optimization/56541
12488 * doc/invoke.texi (@item max-tree-if-conversion-phi-args): New item.
12489 * params.def (PARAM_MAX_TREE_IF_CONVERSION_PHI_ARGS): new param.
12490 * tree-if-conv.c (MAX_PHI_ARG_NUM): new macro.
12491 (any_complicated_phi): new static variable.
12492 (aggressive_if_conv): delete.
12493 (if_convertible_phi_p): support phis with more than two arguments.
12494 (if_convertible_bb_p): remvoe check on aggressive_if_conv and
12495 critical pred edges.
12496 (ifcvt_split_critical_edges): support phis with more than two
12497 arguments by checking new parameter. only split critical edges
12499 (tree_if_conversion): handle simd pragma marked loop using new
12500 local variable aggressive_if_conv. check any_complicated_phi.
12502 2016-05-03 Bin Cheng <bin.cheng@arm.com>
12504 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check depends_on
12507 2016-05-03 Bin Cheng <bin.cheng@arm.com>
12509 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Don't clobber
12512 2016-05-03 Oleg Endo <olegendo@gcc.gnu.org>
12514 * config/sh/sh.md (udivsi3, divsi3, mulsi3): Simplify.
12515 (mulhisi3, umulhisi3, (smulsi3_highpart, umulsi3_highpart): Convert to
12516 define_insn_and_split.
12517 (mulsi3_i): New define_insn_and_split.
12518 (mulsi3_call): Convert to define_insn.
12519 (mulsidi3, mulsidi3_compact, umulsidi3, umulsidi3_compact):
12520 Remove constraints.
12522 2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com>
12524 * machmode.h (mode_complex): Add support to give the complex mode
12526 (GET_MODE_COMPLEX_MODE): Likewise.
12527 * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode
12528 stored by build_complex_type and gfc_build_complex_type instead of
12529 trying to figure out the appropriate mode based on the size. Raise
12530 an assertion error, if the type was not set.
12531 * genmodes.c (struct mode_data): Add field for the complex type of
12533 (blank_mode): Likewise.
12534 (make_complex_modes): Remember the complex mode created in the
12536 (emit_mode_complex): Write out the mode_complex array to map a
12537 type mode to the complex version.
12538 (emit_insn_modes_c): Likewise.
12539 * tree.c (build_complex_type): Set the complex type to use before
12540 calling layout_type.
12541 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add
12542 support for __float128 complex datatypes.
12543 (rs6000_hard_regno_mode_ok): Likewise.
12544 (rs6000_setup_reg_addr_masks): Likewise.
12545 (rs6000_complex_function_value): Likewise.
12546 * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise.
12547 __float128 and __ibm128 complex.
12548 (FLOAT128_IBM_P): Likewise.
12549 (ALTIVEC_ARG_MAX_RETURN): Likewise.
12550 * doc/extend.texi (Additional Floating Types): Document that
12551 -mfloat128 must be used to enable __float128. Document complex
12552 __float128 and __ibm128 support.
12554 2016-05-02 Jakub Jelinek <jakub@redhat.com>
12557 * gimple.c (gimple_builtin_call_types_compatible_p): Allow
12558 char/short arguments promoted to int because of promote_prototypes.
12560 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
12562 * config/i386/predicates.md (register_ssemem_operand): New predicate.
12563 * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Merge from
12564 *cmpi<FPCMP:unord><MODEF:mode>_mixed and
12565 *cmpi<FPCMP:unord><X87MODEF:mode>_i387. Disable unsupported
12566 alternatives using "enabled" attribute. Use register_ssemem_operand
12567 as operand 1 predicate.
12568 (*cmpi<unord>xf_i387): Split XFmode pattern from
12569 *cmpi<FPCMP:unord><X87MODEF:mode>_i387.
12570 (*absneg<mode>2): Merge from *absneg<mode>2_mixed and
12571 *absneg<mode>2_i387. Disable unsupported alternatives using
12572 "enabled" attribute.
12573 (*absnegxf2_i387): Split XFmode pattern from *absneg<mode>2_i387.
12575 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
12577 * omp-low.c (lower_oacc_head_tail): Assert there is at least one
12579 (oacc_loop_process): Check mask for loop termination.
12581 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
12583 * cif-code.def (CIF_THUNK): Add.
12584 * ipa-inline-analsysis.c (evaluate_conditions_for_known_args): Revert
12587 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
12589 * ipa-inline-analysis.c (reset_inline_summary): Clear fp_expressions
12590 (dump_inline_summary): Dump it.
12591 (fp_expression_p): New predicate.
12592 (estimate_function_body_sizes): Use it.
12593 (inline_merge_summary): Merge fp_expressions.
12594 (inline_read_section): Read fp_expressions.
12595 (inline_write_summary): Write fp_expressions.
12596 * ipa-inline.c (can_inline_edge_p): Permit inlining across fp math
12597 codegen boundary if either caller or callee is !fp_expressions.
12598 * ipa-inline.h (inline_summary): Add fp_expressions.
12599 * ipa-inline-transform.c (inline_call): When inlining !fp_expressions
12600 to fp_expressions be sure the fp generation flags are updated.
12602 2016-05-02 Jakub Jelinek <jakub@redhat.com>
12604 PR rtl-optimization/70467
12605 * cse.c (cse_insn): Handle no-op MEM moves after folding.
12607 PR rtl-optimization/70467
12608 * ipa-pure-const.c (check_call): Handle internal calls even in
12609 ipa mode like in local mode.
12611 2016-05-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
12613 * doc/install.texi: Document supported in-tree gmp/mpfr/mpc versions.
12615 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
12617 * match.pd (X u< X, X u> X): New transformations.
12619 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
12621 * flag-types.h (enum warn_strict_overflow_code): Move ...
12622 * coretypes.h: ... here.
12623 * fold-const.h (fold_overflow_warning): Declare.
12624 * fold-const.c (fold_overflow_warning): Make non-static.
12625 (fold_comparison): Move the transformation of X +- C1 CMP C2
12626 into X CMP C2 -+ C1 ...
12627 * match.pd: ... here.
12628 * gimple-fold.c (fold_stmt_1): Protect with
12629 fold_defer_overflow_warnings.
12631 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
12633 * omp-low.c (struct oacc_loop): Add 'inner' field.
12634 (new_oacc_loop_raw): Initialize it to zero.
12635 (oacc_loop_fixed_partitions): Initialize it.
12636 (oacc_loop_auto_partitions): Partition outermost loop to outermost
12637 available partitioning.
12639 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
12641 * config/arc/arc.md (mulsidi3): Change operand 0 predicate to
12643 (umulsidi3): Likewise.
12644 (indirect_jump): Fix jump instruction assembly patterns.
12646 2016-05-02 Thomas Schwinge <thomas@codesourcery.com>
12649 * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
12650 (nvptx_function_value): Assert non-NULL cfun.
12652 2016-05-02 Eric Botcazou <ebotcazou@adacore.com>
12654 PR rtl-optimization/70886
12655 * sched-deps.c (estimate_dep_weak): Canonicalize cselib values.
12657 * cselib.h (rtx_equal_for_cselib_1): Declare.
12658 (rtx_equal_for_cselib_p: New inline function.
12659 * cselib.c (rtx_equal_for_cselib_p): Delete.
12660 (rtx_equal_for_cselib_1): Make public.
12662 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
12664 * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
12665 (register_mixssei387nonimm_operand): Remove predicate.
12666 * config/i386/i386.md (*fop_<mode>_comm): Merge from
12667 *fop_<mode>_comm_mixed and *fop_<mode>_comm_i387. Disable unsupported
12668 alternatives using "enabled" attribute. Also check X87_ENABLE_ARITH
12669 for TARGET_MIX_SSE_I387 alternatives.
12670 (*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387.
12671 Disable unsupported alternatives using "enabled" attribute. Use
12672 nonimm_ssenomem_operand as operand 1 predicate. Also check
12673 X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives.
12675 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
12677 * tree.c (cst_and_fits_in_hwi): Simplify.
12679 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
12681 * tree.h (wi::to_wide): New function.
12682 * expr.c (expand_expr_real_1): Use wi::to_wide.
12683 * fold-const.c (int_const_binop_1): Likewise.
12684 (extract_muldiv_1): Likewise.
12686 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
12688 * wide-int.h: Update offset_int and widest_int documentation.
12689 (WI_SIGNED_SHIFT_RESULT): New macro.
12690 (wi::binary_shift): Define signed_shift_result_type for
12691 shifts on offset_int- and widest_int-like types.
12692 (generic_wide_int): Support <<= and >>= if << and >> are supported.
12693 * tree.h (int_bit_position): Use shift operators instead of wi::
12695 * alias.c (adjust_offset_for_component_ref): Likewise.
12696 * expr.c (get_inner_reference): Likewise.
12697 * fold-const.c (fold_comparison): Likewise.
12698 * gimple-fold.c (fold_nonarray_ctor_reference): Likewise.
12699 * gimple-ssa-strength-reduction.c (restructure_reference): Likewise.
12700 * tree-dfa.c (get_ref_base_and_extent): Likewise.
12701 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
12702 (stmt_kills_ref_p): Likewise.
12703 * tree-ssa-ccp.c (bit_value_binop_1): Likewise.
12704 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
12705 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
12706 (ao_ref_init_from_vn_reference): Likewise.
12708 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
12710 * wide-int.h: Update offset_int and widest_int documentation.
12711 (WI_SIGNED_BINARY_PREDICATE_RESULT): New macro.
12712 (wi::binary_traits): Allow ordered comparisons between offset_int and
12713 offset_int, between widest_int and widest_int, and between either
12714 of these types and basic C types.
12715 (operator <, <=, >, >=): Define for the same combinations.
12716 * tree.h (tree_int_cst_lt): Use comparison operators instead
12717 of wi:: comparisons.
12718 (tree_int_cst_le): Likewise.
12719 * gimple-fold.c (fold_array_ctor_reference): Likewise.
12720 (fold_nonarray_ctor_reference): Likewise.
12721 * gimple-ssa-strength-reduction.c (record_increment): Likewise.
12722 * tree-affine.c (aff_comb_cannot_overlap_p): Likewise.
12723 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise.
12724 * tree-sra.c (completely_scalarize): Likewise.
12725 * tree-ssa-alias.c (stmt_kills_ref_p): Likewise.
12726 * tree-ssa-reassoc.c (extract_bit_test_mask): Likewise.
12727 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
12728 (check_for_binary_op_overflow): Likewise.
12729 (search_for_addr_array): Likewise.
12730 * ubsan.c (ubsan_expand_objsize_ifn): Likewise.
12732 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
12734 * config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword.
12735 (arc_save_restore): Likewise.
12736 (arc_dwarf_register_span): Likewise.
12737 (arc_output_pic_addr_const): Initialize suffix variable.
12739 2016-05-02 Martin Liska <mliska@suse.cz>
12741 * symbol-summary.h (function_summary::function_summary):
12742 Remove checking assert for all cgraph nodes.
12743 (function_summary::get): Check summary_uid.
12744 (symtab_insertion): Check summary_uid.
12746 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
12748 * config/arc/arc-protos.h (compact_memory_operand_p): Declare.
12749 * config/arc/arc.c (arc_output_commutative_cond_exec): Consider
12750 bmaskn instruction.
12751 (arc_dwarf_register_span): Remove enum keyword.
12752 (compact_memory_operand_p): New function.
12753 * config/arc/arc.h (reg_class): Add code density register classes.
12754 (REG_CLASS_NAMES): Likewise.
12755 (REG_CLASS_CONTENTS): Likewise.
12756 * config/arc/arc.md (*movqi_insn): Add code density instructions.
12757 (*movhi_insn, *movsi_insn, *movsf_insn): Likewise.
12758 (*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise.
12759 (*cmpsi_cc_c_insn, *movsi_ne): Likewise.
12760 * config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New
12762 (h, Rcd, Rsd, Rzd): New register constraints.
12763 (T): Use compact_memory_operand_p function.
12764 * config/arc/predicates.md (compact_load_memory_operand): Remove.
12766 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
12768 * config/sh/sh.md (*negnegt, *movtt): Remove.
12770 2016-05-02 Marek Polacek <polacek@redhat.com>
12771 Tom de Vries <tom@codesourcery.com>
12773 PR tree-optimization/70700
12774 * tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids
12775 bigger than FIRST_REF_NODE.
12777 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
12780 * config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4,
12782 (prepare_cbranch_operands): Don't use scratch register. Assume that
12783 function is used when pseudos can be created.
12784 (expand_cbranchdi4): Likewise. Remove unused TARGET_CMPEQDI_T paths.
12785 * config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created.
12786 (cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4
12787 define_expand. Allow it only when pseudos can be created.
12788 * config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete.
12790 2016-05-01 Uros Bizjak <ubizjak@gmail.com>
12792 * config/i386/constraints.md (BC): Only allow -1 operands.
12793 * config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative.
12794 Add "enabled" attribute. Update XI mode attribute calculation.
12795 * config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative.
12796 (*movoi_internal_avx): Update XI mode attribute calculation.
12797 (*movti_internal): Ditto.
12799 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
12801 * config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4,
12802 cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints.
12804 2016-05-01 Eric Botcazou <ebotcazou@adacore.com>
12806 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
12807 statement on instruction code. Remove trailing spaces.
12808 (altivec_expand_stv_builtin): Likewise.
12810 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
12812 * config/sh/sh.h (TARGET_SH4): Remove and use default implementation.
12813 (TARGET_FPU_DOUBLE): Simplify.
12814 (BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace
12815 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'.
12816 * config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions
12817 with 'TARGET_FPU_DOUBLE'.
12818 * config/sh/sh.md: Likewise.
12820 2016-05-01 Yoshinori Sato <ysato@users.sourceforge.jp>
12822 * config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT,
12823 SH_DIV_STR_FOR_SIZE): Remove.
12824 * config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT,
12825 SH_DIV_STR_FOR_SIZE): Remove.
12827 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
12829 * config/sh/predicates.md (any_register_operand, zero_extend_operand,
12830 logical_reg_operand): Delete.
12831 (arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand,
12832 arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand,
12833 logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using
12834 match_operand and match_test.
12835 (sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local
12836 variables on their first use. Return bool values.
12837 * config/sh/sh.h (LOAD_EXTEND_OP): Update comment.
12838 * config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and
12839 arith_reg_operand for input operand. Remove empty constraints.
12841 (*xorsi3_compact): Rename to xorsi3.
12842 (zero_extend<mode>si2): Use arith_reg_operand for input operand.
12843 (*zero_extend<mode>si2_disp_mem): Update comment.
12846 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
12848 * config/sh/t-sh: Remove SH5 support.
12849 * config.gcc: Likewise.
12850 * configure: Likewise.
12852 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
12854 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
12856 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
12858 * config/sh/sh.c (register_sh_passes, sh_option_override,
12859 sh_print_operand, prepare_move_operands,
12860 sh_can_follow_jump): Remove TARGET_SH1 checks.
12861 * config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
12862 PROMOTE_MODE): Likewise.
12863 * config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
12866 2016-04-30 Alan Modra <amodra@gmail.com>
12868 * config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline
12869 restoring when fixed_reg_p, but allow out-of-line or stmw save.
12870 Check for user regs later to avoid unnecessary looping over regs.
12871 Merge user reg check with non-saved reg check. Don't force
12872 inline VR restore when static chain used.
12873 (rs6000_frame_related): Omit eh_frame info for user regs when
12875 (fixed_regs_p): Delete.
12877 2016-04-30 Alan Modra <amodra@gmail.com>
12879 * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
12880 (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum.
12883 2016-04-30 Alan Modra <amodra@gmail.com>
12886 * config/rs6000/rs6000.c (fixed_reg_p): New function.
12887 (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p.
12890 2016-04-30 Alan Modra <amodra@gmail.com>
12892 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
12893 Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with
12894 flag_pic test for Darwin.
12896 2016-04-30 Alan Modra <amodra@gmail.com>
12898 * regs.h (struct reg_info_t): Delete freq_calls_crossed and
12899 throw_calls_crossed.
12900 (REG_FREQ_CALLS_CROSSED): Delete.
12901 (REG_N_THROWING_CALLS_CROSSED): Delete.
12902 * regstat.c (regstat_bb_compute_ri): Don't calculate
12903 REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
12904 (dump_reg_info): Don't print call cross frequency.
12905 * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
12906 and REG_N_THROWING_CALLS_CROSSED.
12908 2016-04-30 Alan Modra <amodra@gmail.com>
12910 * regs.h (struct reg_info_t): Delete live_length.
12911 (REG_LIVE_LENGTH): Delete macro.
12912 * regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
12913 local_live, local_processed and local_live_last_luid params.
12914 Replace bb_index param with bb. Don't set REG_LIVE_LENGTH.
12916 (regstat_compute_ri): Adjust for above. Don't set
12918 (dump_reg_info): Don't print live length.
12919 * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
12920 with test of setjmp_crosses. Don't set REG_LIVE_LENGTH.
12921 Localize loop_depth var.
12923 2016-04-30 Alan Modra <amodra@gmail.com>
12925 * ira.c (enum valid_equiv): New.
12926 (validate_equiv_mem): Return enum.
12927 (update_equiv_mem): Create replacement in more cases.
12928 (add_store_equivs): Update validate_equiv_mem call.
12930 2016-04-30 Alan Modra <amodra@gmail.com>
12932 * ira.c (combine_and_move_insns): Rather than scanning insns,
12933 use DF infrastucture to find use and def insns.
12935 2016-04-30 Alan Modra <amodra@gmail.com>
12937 ira.c (combine_and_move_insns): Move invariant conditions..
12938 (ira.c): ..to here. Call combine_and_move_insns before
12939 add_store_equivs. Call grow_reg_equivs later. Allocate
12940 req_equiv later using max_reg_num() rather than global max_regno.
12941 (contains_replace_regs): Delete.
12942 (add_store_equivs): Remove contains_replace_regs test.
12944 2016-04-30 Alan Modra <amodra@gmail.com>
12946 * ira.c (struct equiv_mem_data): New.
12947 (equiv_mem, equiv_mem_modified): Delete static vars.
12948 (validate_equiv_mem_from_store): Use "data" param to communicate..
12949 (validate_equiv_mem): ..from here.
12951 2016-04-30 Alan Modra <amodra@gmail.com>
12953 * ira.c (add_store_equivs, combine_and_move_insns): New functions,
12955 (update_reg_equivs): ..here. Move allocation and freeing of
12956 reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
12957 end_alias_analysis to..
12960 2016-04-30 Alan Modra <amodra@gmail.com>
12962 * ira.c (pdx_subregs): Delete.
12963 (struct equivalence): Add pdx_subregs field.
12964 (set_paradoxical_subreg): Remove pdx_subregs param. Update
12965 pdx_subregs access.
12966 (update_equiv_regs): Don't create or free pdx_subregs. Update
12967 pdx_subregs access.
12969 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12971 * config/rs6000/altivec.h: Change definitions of vec_xl and
12973 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
12974 (LD_ELEMREV_V2DI): New.
12975 (LD_ELEMREV_V4SF): New.
12976 (LD_ELEMREV_V4SI): New.
12977 (LD_ELEMREV_V8HI): New.
12978 (LD_ELEMREV_V16QI): New.
12979 (ST_ELEMREV_V2DF): New.
12980 (ST_ELEMREV_V2DI): New.
12981 (ST_ELEMREV_V4SF): New.
12982 (ST_ELEMREV_V4SI): New.
12983 (ST_ELEMREV_V8HI): New.
12984 (ST_ELEMREV_V16QI): New.
12987 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
12988 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
12989 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
12990 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
12991 (altivec_expand_builtin): Add handling for
12992 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
12993 (rs6000_invalid_builtin): Add error-checking for
12994 RS6000_BTM_P9_VECTOR.
12995 (altivec_init_builtins): Define builtins used to implement vec_xl
12997 (rs6000_builtin_mask_names): Define power9-vector.
12998 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
12999 (RS6000_BTM_P9_VECTOR): Define.
13000 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
13001 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
13002 (vsx_ld_elemrev_v2df): Likewise.
13003 (vsx_ld_elemrev_v4sf): Likewise.
13004 (vsx_ld_elemrev_v4si): Likewise.
13005 (vsx_ld_elemrev_v8hi): Likewise.
13006 (vsx_ld_elemrev_v16qi): Likewise.
13007 (vsx_st_elemrev_v2df): Likewise.
13008 (vsx_st_elemrev_v2di): Likewise.
13009 (vsx_st_elemrev_v4sf): Likewise.
13010 (vsx_st_elemrev_v4si): Likewise.
13011 (vsx_st_elemrev_v8hi): Likewise.
13012 (vsx_st_elemrev_v16qi): Likewise.
13013 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
13016 2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
13018 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
13020 (simplify_control_stmt_condition_1): ... here. Recurse into
13021 BIT_AND_EXPRs and BIT_IOR_EXPRs.
13023 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
13026 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
13027 (zero_extendqi<mode>2_dot): Revert earlier conversion from
13028 define_insn_and_split to define_insn.
13029 (zero_extendqi<mode>2_dot2): Same.
13030 (extendqi<mode>2_dot): Same.
13031 (extendqi<mode>2_dot2): Same.
13033 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
13035 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
13036 (probe_stack): New expander.
13037 (probe_stack_<mode>): New insn pattern.
13039 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
13041 * config/i386/i386.md
13042 (operations with memory inputs setting flags peephole2):
13043 Remove uneeded REG_P checks. Cleanup pattern generation.
13045 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
13047 * tree-vect-loop.c (vect_transform_loop): Fix
13048 nb_iterations_upper_bound computation for vectorized loop.
13050 2016-04-29 Marek Polacek <polacek@redhat.com>
13051 Jakub Jelinek <jakub@redhat.com>
13054 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
13055 TARGET_EXPR_SLOT as a base.
13057 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
13059 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
13060 with 'rCm2' constraints to limit possible immediate size.
13061 (*load_zeroextendqisi_update): Likewise.
13062 (*load_signextendqisi_update): Likewise.
13063 (*loadhi_update): Likewise.
13064 (*load_zeroextendhisi_update): Likewise.
13065 (*load_signextendhisi_update): Likewise.
13066 (*loadsi_update): Likewise.
13067 (*loadsf_update): Likewise.
13069 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
13071 * config/i386/predicates.md (constm1_operand): Fix comparison.
13073 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
13075 * testsuite/gcc.target/arc/ieee_eq.c: New test.
13077 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
13079 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
13080 remaining SH5 related settings.
13081 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
13082 shmedia_prepare_call_address): Delete.
13083 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
13084 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
13085 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
13086 UNSUPPORTED_SH2A): Remove m5 checks.
13087 (sh_divide_strategy_e): Remove SH5 division strategies.
13088 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
13089 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
13091 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
13093 * config/s390/s390.c (s390_rtx_costs): Update documentation.
13095 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13097 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
13098 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
13099 Change lder to ldr.
13100 * config/s390/vector.md ("mov<mode>"): Likewise.
13102 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
13104 * config/s390/constraints.md ("U", "W"): Invoke
13105 s390_mem_constraint with "ZR" and "ZT".
13106 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
13107 addresses when using LRA. Accept also short displacements for S
13108 and T constraints. Do not check for long displacement target for
13109 S and T constraints.
13110 (s390_mem_constraint): Remove handling of U and W constraints.
13111 * config/s390/s390.md (various patterns): Remove the short
13112 displacement constraints (Q and R) if a long displacement
13113 constraint is present. Add longdisp as required CPU capability.
13114 * config/s390/vector.md: Likewise.
13115 * config/s390/vx-builtins.md: Likewise.
13117 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
13120 * reload1.c (reload): Call finish_spills before
13121 restarting reload loop. Skip select_reload_regs
13122 if update_eliminables_and_spill returns true.
13124 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
13126 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
13127 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
13128 (umulhisi3_imm): Update predicates and constraint letters.
13129 (umulhisi3_reg): Declare instruction as commutative.
13130 * config/arc/constraints.md (J12, J16): New constraints.
13131 * config/arc/predicates.md (short_unsigned_const_operand): New
13133 (arc_short_operand): Likewise.
13134 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
13136 2016-04-29 Richard Biener <rguenther@suse.de>
13138 PR tree-optimization/13962
13139 PR tree-optimization/65686
13140 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
13141 * tree-ssa-alias.c (ptrs_compare_unequal): New function
13142 using PTA to compare pointers.
13143 * match.pd: Add pattern for pointer equality compare simplification
13144 using ptrs_compare_unequal.
13146 2016-04-29 Richard Biener <rguenther@suse.de>
13148 * stor-layout.c (layout_type): Do not build a pointer-to-element
13151 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
13153 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
13154 Use SWI mode iterator. Use general_reg_operand predicate.
13155 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
13156 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
13159 2016-04-29 Jakub Jelinek <jakub@redhat.com>
13161 PR middle-end/70843
13162 * fold-const.c (operand_equal_p): Don't verify hash value equality
13164 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
13167 2016-04-28 Jakub Jelinek <jakub@redhat.com>
13170 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
13171 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
13172 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
13173 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
13174 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
13176 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
13178 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
13179 to info. Don't initialize separate fields to 0. Clean up
13182 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
13184 * config/i386/i386.md (peephole2s for operations with memory inputs):
13185 Use SWI mode iterator.
13186 (peephole2s for operations with memory outputs): Ditto.
13187 Do not check for stack checking probe.
13189 (probe_stack): Remove expander.
13191 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
13192 Andrew Burgess <andrew.burgess@embecosm.com>
13194 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
13195 operands as 32-bits.
13197 2016-04-28 Jason Merrill <jason@redhat.com>
13199 * gdbinit.in: Skip line-map.h.
13201 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
13202 Andrew Burgess <andrew.burgess@embecosm.com>
13204 * config/arc/arc.c (arc_conditional_register_usage): Take
13205 TARGET_RRQ_CLASS into account.
13206 (arc_print_operand): Support printing 'p' and 's' operands.
13207 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
13209 (TARGET_RRQ_CLASS): Define.
13210 (IS_POWEROF2_OR_0_P): Define.
13211 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
13213 (*tst_movb): New define_insn.
13214 (*tst): Avoid recognition if it could prevent '*tst_movb'
13215 combination; replace c/CnL with c/Chs alternative.
13216 (*tst_bitfield_tst): New define_insn.
13217 (*tst_bitfield_asr): New define_insn.
13218 (*tst_bitfield): New define_insn.
13219 (andsi3_i): Add Rrq variant.
13220 (extzv): New define_expand.
13221 (insv): New define_expand.
13222 (*insv_i): New define_insn.
13223 (*movb): New define_insn.
13224 (*movb_signed): New define_insn.
13225 (*movb_high): New define_insn.
13226 (*movb_high_signed): New define_insn.
13227 (*movb_high_signed + 1): New define_split pattern.
13228 (*mrgb): New define_insn.
13229 (*mrgb + 1): New define_peephole2 pattern.
13230 (*mrgb + 2): New define_peephole2 pattern.
13231 * config/arc/arc.opt (mbitops): New option for nps400, uses
13232 TARGET_NPS_BITOPS_DEFAULT.
13233 * config/arc/constraints.md (q): Make register class conditional.
13234 (Rrq): New register constraint.
13235 (Chs): New constraint.
13236 (Clo): New constraint.
13237 (Chi): New constraint.
13238 (Cbf): New constraint.
13239 (Cbn): New constraint.
13240 (C18): New constraint.
13241 (Cbi): New constraint.
13243 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
13245 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
13247 (bitmap_intersection_of_preds): Ditto.
13248 (bitmap_union_of_succs): Ditto.
13249 (bitmap_union_of_preds): Ditto.
13250 * sbitmap.c (do_popcount): Delete.
13251 (BITMAP_DEBUGGING): Delete.
13252 (sbitmap_verify_popcount): Delete.
13253 (sbitmap_alloc): Don't initialize the popcount field.
13254 (sbitmap_alloc_with_popcount): Delete.
13255 (sbitmap_resize): Don't resize the popcount array.
13256 (sbitmap_vector_alloc): Don't initialize the popcount field.
13257 (bitmap_copy): Don't copy the popcount array.
13258 (bitmap_clear): Don't clear the popcount array.
13259 (bitmap_clear): Delete the popcount array handling.
13260 (bitmap_ior_and_compl): Delete the popcount assert.
13261 (bitmap_not): Ditto.
13262 (bitmap_and_compl): Ditto.
13263 (bitmap_and): Delete the popcount array handling.
13264 (bitmap_xor): Ditto.
13265 (bitmap_ior): Ditto.
13266 (bitmap_or_and): Delete the popcount assert.
13267 (bitmap_and_or): Ditto.
13268 (popcount_table): Delete.
13269 (sbitmap_elt_popcount): Delete.
13270 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
13271 (bitmap_set_bit): Delete the popcount assert.
13272 (bitmap_clear_bit): Ditto.
13273 (sbitmap_free): Don't free the popcount array.
13274 (sbitmap_alloc_with_popcount): Delete declaration.
13275 (sbitmap_popcount): Ditto.
13277 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
13278 Andrew Burgess <andrew.burgess@embecosm.com>
13280 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
13281 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
13282 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
13283 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
13284 * config/arc/arc.opt (mcmem): New option.
13285 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
13286 supply length for r/m alternative.
13287 (*extendqisi2_ac): Likewise.
13288 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
13290 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
13291 (movhi_insn): Likewise.
13292 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
13293 (*zero_extendqihi2_i): Add r/Ucm alternative.
13294 (*zero_extendqisi2_ac): Likewise.
13295 (*zero_extendhisi2_i): Likewise.
13296 * config/arc/constraints.md (Uex): New memory constraint.
13297 (Ucm): New define_constraint.
13298 * config/arc/predicates.md (long_immediate_loadstore_operand):
13299 Return 0 for MEM with cmem_address address.
13300 (cmem_address_0): New predicates.
13301 (cmem_address_1): Likewise.
13302 (cmem_address_2): Likewise.
13303 (cmem_address): Likewise.
13305 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
13307 * config/rs6000/rs6000.c (machine_function): Rename
13308 insn_chain_scanned_p to spe_insn_chain_scanned_p.
13309 (rs6000_stack_info): Adjust.
13311 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
13312 Andrew Burgess <andrew.burgess@embecosm.com>
13314 * config/arc/constraints.md (Usd): Convert to define_constraint.
13318 2016-04-28 Jakub Jelinek <jakub@redhat.com>
13321 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
13322 Add new peephole2 where the first insn is *mov<mode>_or instead of
13323 *mov<mode>_internal.
13325 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
13327 * tracer.c (bb_seen): Make static.
13329 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
13331 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
13332 support, setup defaults.
13333 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
13334 * config/arc/arc.c (arc_init): Add NPS400 support.
13335 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
13336 (TARGET_ARC700): NPS400 is also an ARC700.
13337 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
13339 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
13342 * config/nds32/nds32.md (casesi): Don't access the operands array
13345 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
13347 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
13348 (or $-1,reg peephole2): Ditto.
13349 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
13351 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
13353 * doc/extend.texi (Common Function Attributes) [optimize]:
13354 Discourage use of the optimize attribute.
13356 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
13358 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
13359 special case builtin.
13360 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
13361 ALTIVEC_BUILTIN_VEC_ADDE.
13362 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
13363 support for ALTIVEC_BUILTIN_VEC_ADDE.
13364 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
13365 for __builtin_vec_adde.
13367 2016-04-28 Jakub Jelinek <jakub@redhat.com>
13369 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
13370 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
13372 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
13375 * doc/sourcebuild.texi (Effective-Target Keywords, Other
13376 attributes): Document cilkplus_runtime.
13378 2016-04-28 Martin Jambor <mjambor@suse.cz>
13380 * tree-cfg.c (verify_expr): Verify that local declarations belong to
13381 this function. Call verify_expr on MEM_REFs and bases of other
13382 handled_components.
13384 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13386 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
13387 for WORD_REGISTER_OPERATIONS to runtime check.
13389 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
13391 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
13393 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
13395 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
13396 big-endian compilation.
13397 * config/arc/arc.md (addf3): Likewise.
13398 (subdf3): Likewise.
13399 (muldf3): Likewise.
13401 2016-04-28 Richard Biener <rguenther@suse.de>
13403 PR tree-optimization/70840
13404 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
13405 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
13406 Mark x * pow(x,c) -> pow(x,c+1) commutative.
13407 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
13409 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13411 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
13412 and explain why in a comment.
13414 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
13416 * config/arc/arc.md (cpu_facility): Add fpx variant.
13417 (subdf3): Prohibit use reverse sub when assist operations option
13419 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
13420 instructions only when FPX is enabled.
13421 * testsuite/gcc.target/arc/trsub.c: New test.
13423 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
13425 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
13426 mult_operator when calculating "type" attribute.
13427 (*fop_<mode>_1_i387): Ditto.
13428 (*fop_xf_1_i387): Ditto.
13429 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
13430 Use std::swap to swap operands. Use RTL expressions to generate
13433 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
13434 Joern Rennecke <joern.rennecke@embecosm.com>
13436 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
13438 (emit_pic_move): Remove.
13439 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
13440 * config/arc/arc.c (emit_pic_move): Removed.
13441 (TARGET_HAVE_TLS): Define.
13442 (arc_conditional_register_usage): Test for arc_tp_regno.
13443 (arc_print_operand, arc_print_operand_address): Handle TLS
13445 (arc_needs_pcl_p): New function.
13446 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
13447 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
13448 (arc_raw_symbolic_reference_mentioned_p): Likewise.
13449 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
13450 (arc_legitimize_tls_address): Likewise.
13451 (DTPOFF_ZERO_SYM): Define.
13452 (arc_legitimize_pic_address): Make it static, handle TLS cases.
13453 (arc_output_pic_addr_const): Print TLS unspecs.
13454 (prepare_pic_move): New function, replaces emit_pic_move.
13455 (arc_legitimate_constant_p): Handle TLS unspecs.
13456 (arc_legitimate_address_p): Likewise.
13457 (arc_rewrite_small_data_p): Use assert for TLS constants.
13458 (prepare_move_operands): Use prepare_pic_move.
13459 (arc_legitimize_address): Legitimize tls addresses.
13460 (arc_epilogue_uses): Check for arc_tp_regno.
13461 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
13462 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
13464 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
13466 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
13467 %(arc_tls_extra_start_spec).
13468 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
13469 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
13471 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
13472 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
13473 (UNSPEC_TLS_OFF): Add.
13475 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
13476 (get_thread_pointersi): New patterns.
13477 * config/arc/arc.opt (mtp-regno): New option.
13478 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
13479 (move_dest_operand): Likewise.
13480 * configure: Regenerate.
13481 * configure.ac: Add arc*-*-* case to test for tls.
13482 * doc/invoke.texi (ARC options): Document mtp-regno.
13484 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
13486 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
13487 the new ARC HS SIMD instructions.
13488 (arc_preferred_simd_mode): New function.
13489 (arc_autovectorize_vector_sizes): Likewise.
13490 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
13491 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
13492 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
13493 (arc_init_builtins): Add new SIMD builtin types.
13494 (arc_split_move): Handle 64 bit vector moves.
13495 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
13496 (TARGET_PLUS_QMACW): Define.
13497 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
13498 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
13499 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
13500 (VSUBADD4H): New builtins.
13501 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
13502 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
13504 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
13505 Matthias Klose <doko@debian.org>
13507 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
13509 2016-04-28 Richard Biener <rguenther@suse.de>
13511 PR middle-end/70777
13512 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
13515 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
13517 * common/config/sh/sh-common.c: Remove SH5 support.
13518 * config/sh/constraints.md: Likewise.
13519 * config/sh/config/sh/elf.h: Likewise.
13520 * config/sh/linux.h: Likewise.
13521 * config/sh/netbsd-elf.h: Likewise.
13522 * config/sh/predicates.md: Likewise.
13523 * config/sh/sh-c.c: Likewise.
13524 * config/sh/sh-protos.h: Likewise.
13525 * config/sh/sh.c: Likewise.
13526 * config/sh/sh.h: Likewise.
13527 * config/sh/sh.md: Likewise.
13528 * config/sh/sh.opt: Likewise.
13529 * config/sh/sync.md: Likewise.
13530 * config/sh/sh64.h: Delete.
13531 * config/sh/shmedia.h: Likewise.
13532 * config/sh/shmedia.md: Likewise.
13533 * config/sh/sshmedia.h: Likewise.
13534 * config/sh/t-netbsd-sh5-64: Likewise.
13535 * config/sh/t-sh64: Likewise.
13536 * config/sh/ushmedia.h: Likewise.
13538 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
13540 * config/i386/i386.md (sign_extend to memory peephole2s): Use
13541 general_reg_operand instead of register_operand predicate.
13543 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
13545 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
13547 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
13549 * match.pd (A - B > A, A + B < A): New transformations.
13551 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
13553 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
13554 which defaults to true. Emit an outer pair of parentheses only if
13555 EMIT_PARENS. When continuing a chain of && or || (or & or |),
13556 don't emit parentheses for the right-hand operand.
13558 2016-04-27 Jeff Law <law@redhat.com>
13560 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
13562 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13564 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
13565 (altivec_lvx_<mode>_internal): Document.
13566 (altivec_lvx_<mode>_2op): New define_insn.
13567 (altivec_lvx_<mode>_1op): Likewise.
13568 (altivec_lvx_<mode>_2op_si): Likewise.
13569 (altivec_lvx_<mode>_1op_si): Likewise.
13570 (altivec_stvx_<mode>): Remove.
13571 (altivec_stvx_<mode>_internal): Document.
13572 (altivec_stvx_<mode>_2op): New define_insn.
13573 (altivec_stvx_<mode>_1op): Likewise.
13574 (altivec_stvx_<mode>_2op_si): Likewise.
13575 (altivec_stvx_<mode>_1op_si): Likewise.
13576 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13577 Expand vec_ld and vec_st during parsing.
13578 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
13580 (altivec_expand_stvx_be): Likewise.
13581 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
13582 address-masking behavior in RTL.
13583 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
13584 address-masking behavior in RTL.
13585 (altivec_expand_builtin): Change builtin code arguments for calls
13586 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
13587 (insn_is_swappable_p): Avoid incorrect swap optimization in the
13588 presence of lvx/stvx patterns.
13589 (alignment_with_canonical_addr): New function.
13590 (alignment_mask): Likewise.
13591 (find_alignment_op): Likewise.
13592 (recombine_lvx_pattern): Likewise.
13593 (recombine_stvx_pattern): Likewise.
13594 (recombine_lvx_stvx_patterns): Likewise.
13595 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
13596 stvx patterns from expand.
13597 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
13599 (vector_altivec_store_<mode>): Likewise.
13601 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
13603 * config/aarch64/aarch64.md
13604 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
13605 remove the "fp" attributes.
13606 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
13607 add the "simd" attributes.
13608 (*movdf_aarch64): Likewise.
13609 (*movtf_aarch64): Remove the "fp" attributes.
13610 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
13611 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
13613 2016-04-27 David Malcolm <dmalcolm@redhat.com>
13615 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
13616 rtx to rtx_code_label *.
13617 * rtl.h (maybe_set_first_label_num): Likewise.
13619 2016-04-27 David Malcolm <dmalcolm@redhat.com>
13621 * df-core.c (df_add_problem): Make the problem param be const.
13622 (df_remove_problem): Make local "problem" be const.
13623 * df-problems.c (problem_RD): Make const.
13624 (problem_LR): Likewise.
13625 (problem_LIVE): Likewise.
13626 (problem_MIR): Likewise.
13627 (problem_CHAIN): Likewise.
13628 (problem_WORD_LR): Likewise.
13629 (problem_NOTE): Likewise.
13630 (problem_MD): Likewise.
13631 * df-scan.c (problem_SCAN): Likewise.
13632 * df.h (struct df_problem): Make field "dependent_problem" be
13634 (struct dataflow): Likewise for field "problem".
13635 (df_add_problem): Make param const.
13637 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
13639 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
13640 inter-unit moves to/from vector registers are enabled. Do not disable
13643 2016-04-27 David Malcolm <dmalcolm@redhat.com>
13645 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
13646 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
13648 (enum df_problem_id): ...this new enum.
13649 (struct df_problem): Convert field "id" from "int" to
13650 enum df_problem_id.
13652 2016-04-27 David Malcolm <dmalcolm@redhat.com>
13654 * rtl.def: Update comment for "things in the instruction chain" to
13655 reflect the removal of the leading "i" field for INSN_UID in
13656 r210360. Fix bogus apostrophe.
13658 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
13660 * config/i386/i386.md
13661 (lea arith with mem operand + setcc peephole2): Set operator mode.
13663 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
13666 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
13667 (dimode_scalar_to_vector_candidate_p): This.
13668 (timode_scalar_to_vector_candidate_p): New function.
13669 (scalar_to_vector_candidate_p): Likewise.
13670 (timode_check_non_convertible_regs): Likewise.
13671 (timode_remove_non_convertible_regs): Likewise.
13672 (remove_non_convertible_regs): Likewise.
13673 (remove_non_convertible_regs): Renamed to ...
13674 (dimode_remove_non_convertible_regs): This.
13675 (scalar_chain::~scalar_chain): Make it virtual.
13676 (scalar_chain::compute_convert_gain): Make it pure virtual.
13677 (scalar_chain::mark_dual_mode_def): Likewise.
13678 (scalar_chain::convert_insn): Likewise.
13679 (scalar_chain::convert_registers): Likewise.
13680 (scalar_chain::add_to_queue): Make it protected.
13681 (scalar_chain::emit_conversion_insns): Likewise.
13682 (scalar_chain::replace_with_subreg): Likewise.
13683 (scalar_chain::replace_with_subreg_in_insn): Likewise.
13684 (scalar_chain::convert_op): Likewise.
13685 (scalar_chain::convert_reg): Likewise.
13686 (scalar_chain::make_vector_copies): Likewise.
13687 (scalar_chain::convert_registers): New pure virtual function.
13688 (class dimode_scalar_chain): New class.
13689 (class timode_scalar_chain): Likewise.
13690 (scalar_chain::mark_dual_mode_def): Renamed to ...
13691 (dimode_scalar_chain::mark_dual_mode_def): This.
13692 (timode_scalar_chain::mark_dual_mode_def): New function.
13693 (timode_scalar_chain::convert_insn): Likewise.
13694 (dimode_scalar_chain::convert_registers): Likewise.
13695 (scalar_chain::compute_convert_gain): Renamed to ...
13696 (dimode_scalar_chain::compute_convert_gain): This.
13697 (scalar_chain::replace_with_subreg): Renamed to ...
13698 (dimode_scalar_chain::replace_with_subreg): This.
13699 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
13700 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
13701 (scalar_chain::make_vector_copies): Renamed to ...
13702 (dimode_scalar_chain::make_vector_copies): This.
13703 (scalar_chain::convert_reg): Renamed to ...
13704 (dimode_scalar_chain::convert_reg ): This.
13705 (scalar_chain::convert_op): Renamed to ...
13706 (dimode_scalar_chain::convert_op): This.
13707 (scalar_chain::convert_insn): Renamed to ...
13708 (dimode_scalar_chain::convert_insn): This.
13709 (scalar_chain::convert): Call convert_registers.
13710 (convert_scalars_to_vector): Change to scalar_chain pointer to
13711 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
13712 in 32-bit mode. Delete scalar_chain pointer. Call
13713 free_dominance_info in 64-bit mode.
13714 (pass_stv::gate): Remove TARGET_64BIT check.
13715 (ix86_option_override): Put the 64-bit STV pass before the CSE
13718 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
13720 * dwarf2out.h (struct dw_loc_descr_node): Remove the
13721 dw_loc_frame_offset field.
13722 * dwarf2out.c (new_loc_descr): Likewise.
13723 (resolve_args_picking_1): Turn the VISITED hash set into a
13724 FRAME_OFFSET hash map. Use it to associate a frame offset to
13725 visited nodes. Remove uses of the CHECKING_P macro.
13726 (resolve_args_picking): Update call to resolve_args_picking_1.
13728 2016-04-27 Martin Liska <mliska@suse.cz>
13730 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
13731 (free_loop_data): Release vuses of groups.
13733 2016-04-27 Bin Cheng <bin.cheng@arm.com>
13735 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
13736 instead of redundant use_id and boolean have_use_for.
13737 (struct iv_use): Change sub_id into group_id. Remove field next.
13738 Move fields: related_cands, n_map_members, cost_map and selected
13740 (struct iv_group): ... here. New structure.
13741 (struct iv_common_cand): Use structure declaration directly.
13742 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
13743 (MAX_CONSIDERED_USES): Rename macro to ...
13744 (MAX_CONSIDERED_GROUPS): ... here.
13745 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
13746 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
13747 (dump_uses): Rename to ...
13748 (dump_groups): ... here. Update all uses.
13749 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
13750 (find_induction_variables): Refactor format of dump information.
13751 (record_sub_use): Delete.
13752 (record_use): Update all uses.
13753 (record_group): New function.
13754 (record_group_use, find_interesting_uses_op): Call above functions.
13756 (find_interesting_uses_cond): Ditto.
13757 (group_compare_offset): New function.
13758 (split_all_small_groups): Rename to ...
13759 (split_small_address_groups_p): ... here. Update all uses.
13760 (split_address_groups): Update all uses.
13761 (find_interesting_uses): Refactor format of dump information.
13762 (add_candidate_1): Update all uses. Remove redundant check on iv,
13764 (add_candidate, record_common_cand): Remove redundant assert.
13765 (add_iv_candidate_for_biv): Update use.
13766 (add_iv_candidate_derived_from_uses): Update all uses.
13767 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
13768 (alloc_use_cost_map): Ditto.
13769 (set_use_iv_cost, get_use_iv_cost): Rename to ...
13770 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
13771 (determine_use_iv_cost_generic): Ditto.
13772 (determine_group_iv_cost_generic): Ditto.
13773 (determine_use_iv_cost_address): Ditto.
13774 (determine_group_iv_cost_address): Ditto.
13775 (determine_use_iv_cost_condition): Ditto.
13776 (determine_group_iv_cost_cond): Ditto.
13777 (determine_use_iv_cost): Ditto.
13778 (determine_group_iv_cost): Ditto.
13779 (set_autoinc_for_original_candidates): Update all uses.
13780 (find_iv_candidates): Update all uses. Refactor dump information.
13781 (determine_use_iv_costs): Ditto.
13782 (determine_iv_costs): Ditto.
13783 (iv_ca_cand_for_use): Rename to ...
13784 (iv_ca_cand_for_group): ... here. Update all uses.
13785 (iv_ca_add_use, iv_ca_add_group): Ditto.
13786 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
13787 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
13788 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
13789 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
13790 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
13791 (create_new_iv, adjust_iv_update_pos): Ditto.
13792 (rewrite_use_address): Delete.
13793 (rewrite_use_address_1): Rename to ...
13794 (rewrite_use_address): ... here.
13795 (rewrite_use_compare): Update all uses.
13796 (rewrite_use): Delete.
13797 (rewrite_uses): Rename to ...
13798 (rewrite_groups): ... here. Update all uses.
13799 (remove_unused_ivs, free_loop_data): Update all uses.
13800 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
13802 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13804 * rtlanal.c (nonzero_bits1): Convert preprocessor check
13805 for WORD_REGISTER_OPERATIONS to runtime check.
13807 2016-04-27 Richard Biener <rguenther@suse.de>
13810 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
13811 aggregate_value_p to determine if a function result is
13812 returned by reference.
13813 (ipa_pta_execute): Functions having their address taken are
13814 not automatically nonlocal.
13816 2016-04-27 Jakub Jelinek <jakub@redhat.com>
13819 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
13820 * fold-const.c (operand_equal_p): If flag_checking and
13821 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
13822 and if it returns non-zero, assert iterative_hash_expr on both
13825 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
13827 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
13829 2016-04-27 Nick Clifton <nickc@redhat.com>
13831 PR middle-end/49889
13832 * varasm.c (merge_weak): Generate an error if an attempt is made
13833 to convert a non-weak static function into a weak, public function.
13835 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
13837 * params.def (MAX_PARTITION_SIZE): New param.
13838 * doc/invoke.texi: Document lto-max-partition.
13840 2016-04-27 Richard Biener <rguenther@suse.de>
13843 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
13844 function cummulating used_from_other_partition, externally_visible
13845 and force_output from aliases.
13846 (refered_from_nonlocal_var): Likewise.
13847 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
13848 node flags properly.
13850 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
13852 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
13853 (-Wmemset-elt-size): New item.
13855 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
13858 * stor-layout.h (internal_reference_types): Delete.
13859 * stor-layout.c (reference_types_internal): Likewise.
13860 (internal_reference_types): Likewise.
13861 (layout_type) <REFERENCE_TYPE>: Adjust.
13863 2016-04-27 Jakub Jelinek <jakub@redhat.com>
13866 * tree.h (inchash::add_expr): Add FLAGS argument.
13867 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
13868 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
13869 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
13870 Formatting fix. Adjust recursive calls. For tcc_comparison,
13871 if swap_tree_comparison (code) is smaller than code, hash that
13872 and arguments in the other order. Hash CONVERT_EXPR the same
13873 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
13874 of ADDR_EXPR of decl as the decl itself. Add or remove
13875 OEP_ADDRESS_OF from recursive flags as needed. For
13876 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
13877 operands commutatively and only the third one normally.
13878 For internal CALL_EXPR hash in CALL_EXPR_IFN.
13880 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
13882 * config/rtems.h (LIB_SPEC): Add -latomic.
13884 2016-04-27 Joel Sherrill <joel@rtems.org>
13886 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
13887 xilink.ld and flags not relevant to RTEMS.
13889 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
13891 * toplev.c (backend_init_target): Avoid calling init_reload when using
13894 2016-04-26 Jakub Jelinek <jakub@redhat.com>
13896 * reorg.c (try_merge_delay_insns): Declare i and j inside the
13897 for loops rather than one for the whole function.
13899 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
13901 * match.pd (X + CST CMP X): New transformation.
13903 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
13905 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
13906 * fold-const.c (fold_binary_loc): Remove 2 transformations
13907 superseded by match.pd.
13908 * match.pd (x+x -> x*2): Generalize to integers.
13910 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
13912 * config/i386/i386.md (operation on memory peephole): Duplicate an
13913 existing peephole and adapt it to match lea rather than an operation
13916 PR rtl-optimization/57193
13917 * opts.c (default_options_table): Add OPT_frename_registers at -O2
13919 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
13921 2016-04-26 Bin Cheng <bin.cheng@arm.com>
13923 * tree-if-conv.c (any_pred_load_store): New static variable.
13924 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
13925 any_pred_load_store instead of and_mask_load_store.
13926 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
13927 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
13928 (combine_blocks, tree_if_conversion): Ditto.
13930 2016-04-26 Bin Cheng <bin.cheng@arm.com>
13932 PR tree-optimization/70771
13933 PR tree-optimization/70775
13934 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
13935 virtual PHI nodes. Delete parameter.
13936 (if_convertible_loop_p_1): Delete argument to above function.
13937 (predicate_all_scalar_phis): Delete code handling single-argument
13939 (tree_if_conversion): Mark and update virtual SSA.
13941 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
13944 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
13945 (x86_elf_aligned_common): Rename to ...
13946 (x86_elf_aligned_decl_common): ... this.
13947 Add decl arg. Switch to .lbss for largecomm object. Use
13948 LARGECOMM_SECTION_ASM_OP.
13949 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
13951 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
13952 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
13954 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
13955 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
13957 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
13960 * config/i386/i386.c (SECTION_LARGE): Define.
13961 (x86_64_elf_select_section): Set it for large data/bss sections.
13962 Only clear SECTION_WRITE for .lrodata.
13963 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
13965 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
13966 * varasm.c (default_elf_asm_named_section): Grow flagchars.
13967 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
13969 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
13970 * doc/tm.texi: Regenerate.
13972 2016-04-26 Jakub Jelinek <jakub@redhat.com>
13975 * configure.ac (--enable-checking): Document extra flag, for
13976 non-release builds default to --enable-checking=yes,extra.
13977 If misc checking and extra checking, define CHECKING_P to 2 instead
13979 * common.opt (fchecking=): Add.
13980 * doc/invoke.texi (-fchecking=): Document.
13981 * doc/install.texi: Document --enable-checking changes.
13982 * configure: Regenerated.
13983 * config.in: Regenerated.
13985 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
13987 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
13988 attribute instead of which_alternative.
13989 * config/i386/sse.md (*mov<mode>_internal): Ditto.
13990 Use EXT_REX_SSE_REG_P where appropriate.
13992 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
13994 * config/i386/predicates.md (const0_operand): Do not match
13995 const_wide_int code.
13996 (const1_operand): Ditto.
13998 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
14000 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
14001 for SSE constm1 operands and TARGET_AVX512VL.
14002 (*movti_internal): Ditto.
14003 (*mov<mode>_or): Use constm1_operand predicate.
14004 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
14005 for SSE vector_all_ones operands and TARGET_AVX512VL.
14006 * config/i386/predicates.md (constm1_operand): New predicate.
14007 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
14008 emission of constant -1 load.
14010 2016-04-25 Jason Merrill <jason@redhat.com>
14012 * gdbinit.in: Skip is-a.h.
14014 * attribs.c (register_scoped_attributes): Fix logic.
14015 * attribs.h: Declare register_scoped_attributes.
14017 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
14019 * config/rs6000/rs6000-builtin.def: Correct pasto error for
14020 stxvd2x and stxvw4x built-in functions.
14022 2016-04-25 DJ Delorie <dj@redhat.com>
14024 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
14025 (ashrhi3): Likewise.
14026 (lshrhi3): Likewise.
14028 2016-04-25 Richard Biener <rguenther@suse.de>
14030 PR tree-optimization/70780
14031 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
14032 wasn't visited yet.
14033 (compute_antic): Mark blocks with abnormal preds as visited as
14034 they have a final empty antic-in solution already.
14036 2016-04-25 Michael Collison <michael.collison@linaro.org>
14038 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
14040 2016-04-25 Michael Collison <michael.collison@linaro.org>
14042 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
14043 mode is VQI to improve mixed mode vectorization.
14044 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
14045 define_insn to match low half of signed vaddw.
14046 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
14047 define_insn to match high half of signed vaddw.
14048 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
14049 define_insn to match low half of unsigned vaddw.
14050 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
14051 define_insn to match high half of unsigned vaddw.
14052 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
14053 (arm_simd_check_vect_par_cnst_half_p): Likewise.
14054 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
14056 (arm_simd_check_vect_par_cnst_half_p): Likewise.
14057 * config/arm/predicates.md (vect_par_constant_high): Support
14058 big endian and simplify by calling
14059 arm_simd_check_vect_par_cnst_half
14060 (vect_par_constant_low): Likewise.
14062 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
14064 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
14065 predicate for operand 2.
14067 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
14068 H.J. Lu <hongjiu.lu@intel.com>
14070 * config/i386/i386-protos.h (standard_sse_constant_p): Add
14071 machine_mode argument.
14072 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
14073 constm1_rtx operands. For VOIDmode constants, get mode from
14074 pred_mode. Check mode size if the mode is supported by ABI.
14075 (standard_sse_constant_opcode): Do not use standard_constant_p.
14076 Strictly check ABI support for all-ones operands.
14077 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
14078 immediates. Update calls to standard_sse_constant_p.
14079 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
14080 (ix86_rtx_costs): Ditto.
14081 * config/i386/i386.md (*movxi_internal_avx512f): Use
14082 nonimmediate_or_sse_const_operand instead of vector_move_operand.
14083 Use (v,BC) alternative instead of (v,C). Use register_operand
14084 checks instead of MEM_P.
14085 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
14086 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
14087 isa attribute. Use register_operand checks instead of MEM_P.
14088 (*movti_internal): Use nonimmediate_or_sse_const_operand for
14089 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
14090 alternative and corresponding sse2 isa attribute.
14091 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
14092 to standard_sse_constant_p.
14093 (FP constant splitters): Ditto.
14094 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
14096 * config/i386/predicates.md (constm1_operand): Remove.
14097 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
14098 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
14099 vector_all_ones_operand instead of constm1_operand.
14101 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14103 * print-rtl.c (print_rtx_insn_vec): New function.
14104 * print-rtl.h: New prototype.
14105 * store-motion.c (struct st_expr): Make avail_stores a vector.
14106 (st_expr_entry): Adjust.
14107 (free_st_expr_entry): Likewise.
14108 (print_store_motion_mems): Likewise.
14109 (find_moveable_store): Likewise.
14110 (compute_store_table): Likewise.
14111 (delete_store): Likewise.
14112 (build_store_vectors): Likewise.
14114 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14116 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
14118 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14120 * vec.h (vec_safe_contains): New function.
14121 (vec::contains): Likewise.
14122 (vec::begin): Likewise.
14123 (vec::end): Likewise.
14125 2016-04-23 Jakub Jelinek <jakub@redhat.com>
14128 * cfgexpand.c (expand_stack_vars): Fix typo.
14130 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
14132 * system.h (list, map, set, vector): Include conditionally.
14133 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
14134 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
14135 * ipa-icf.c (INCLUDE_LIST): Define.
14136 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
14137 * config/sh/sh.c (INCLUDE_VECTOR): Define.
14138 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
14139 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
14140 * cp/logic.cc (INCLUDE_LIST): Define.
14141 * fortran/trans-common.c (INCLUDE_MAP): Define.
14143 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
14145 * auto-profile.c: Remove <string.h> include.
14146 * ipa-icf-gimple.c: Remove <list> include.
14147 * diagnostic.c: Remove <new> include.
14148 * genmatch.c: Likewise.
14149 * pretty-print.c: Likewise.
14150 * toplev.c: Likewise
14151 * c/c-objc-common.c: Likewise.
14152 * cp/error.c: Likewise.
14153 * fortran/error.c: Likewise.
14155 2016-04-22 Richard Biener <rguenther@suse.de>
14157 * lto-streamer-in.c (input_ssa_names): Do not allocate
14158 GIMPLE_NOP for all SSA names.
14159 * lto-streamer-out.c (output_ssa_names): Do not output
14160 SSA names that should have been released.
14162 2016-04-22 Richard Biener <rguenther@suse.de>
14164 PR tree-optimization/70740
14165 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
14168 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
14171 * config/i386/predicates.md (call_insn_operand): Replace
14172 sibcall_memory_operand with memory_operand.
14174 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
14176 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
14177 has_single_use() tests.
14178 (register_edge_assert_for_1): Likewise.
14179 (find_assert_locations_1): Check the liveness bitmap instead of
14180 checking has_single_use().
14182 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
14185 * config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
14186 Extract AVX-512BW constraint from AVX.
14188 2016-04-21 Richard Biener <rguenther@suse.de>
14190 PR tree-optimization/70725
14191 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
14192 for phi_convertible_by_degenerating_args.
14193 (predicate_all_scalar_phis): Handle single-argument PHIs.
14195 2016-04-21 Richard Biener <rguenther@suse.de>
14197 PR middle-end/70747
14198 * fold-const.c (fold_comparison): Return properly typed
14201 2016-04-21 Bin Cheng <bin.cheng@arm.com>
14203 PR tree-optimization/70715
14204 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
14205 after expanding BASE using expand_simple_operations.
14207 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
14209 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
14210 New transformations.
14212 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
14214 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
14216 2016-04-20 Jan Hubicka <jh@suse.cz>
14218 * ipa-inline.c (can_inline_edge_p): Pass caller info to
14219 ultiimate_alias_target.
14220 (update_callee_keys): Likewise.
14221 (lookup_recursive_calls): Likewise.
14222 (speculation_useful_p): Likewise.
14224 2016-04-20 Jan Hubicka <jh@suse.cz>
14227 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
14228 (set_nothrow_flag_1): ... this; handle interposition correctly;
14229 recurse on aliases and thunks.
14230 (cgraph_node::set_nothrow_flag): New.
14231 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
14232 functions compiled with non-call exceptions that binds to current
14234 (propagate_nothrow): Be safe WRT interposition.
14235 * cgraph.h (set_nothrow_flag): Update prototype.
14237 2016-04-18 Jan Hubicka <jh@suse.cz>
14239 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
14240 max_loop_iterations_int.
14241 (tree_unswitch_outer_loop): Likewise.
14243 2016-04-20 Bin Cheng <bin.cheng@arm.com>
14245 PR tree-optimization/69489
14246 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
14247 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
14248 Revise dump message.
14249 (if_convertible_bb_p): Remove check on edge count of basic block's
14252 2016-04-20 Bin Cheng <bin.cheng@arm.com>
14254 PR tree-optimization/56625
14255 PR tree-optimization/69489
14256 * tree-data-ref.h (DR_INNERMOST): New macro.
14257 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
14258 hashing struct innermost_loop_behavior.
14259 (ref_DR_map): Remove.
14260 (innermost_DR_map): New map.
14261 (baseref_DR_map): Revise comment.
14262 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
14263 to innermost_DR_map accroding to its innermost loop behavior.
14264 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
14265 to its innermost loop behavior.
14266 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
14267 Add initialization for innermost_DR_map. Record memory reference
14268 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
14269 have innermost loop behavior.
14270 (if_convertible_loop_p): Remove release for ref_DR_map. Release
14273 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
14275 * config/i386/i386.md (*lea<mode>_general_1): Rename from
14276 *lea_general_1. Use explicit SWI12 mode interator.
14277 (*lea<mode>_general_2): Rename from *lea_general_2.
14278 Use explicit SWI12 mode interator.
14279 (*lea<mode>_general_3): Rename from *lea_general_3.
14280 Use explicit SWI12 mode interator.
14281 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
14282 Use explicit SWI12 mode interator.
14283 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
14284 Use explicit SWI48 mode interator.
14286 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
14288 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
14289 Short-cut unaligned load and store cases. Handle all integer
14291 (ix86_expand_vector_move_misalign): Short-cut unaligned load
14292 and store cases. Call ix86_avx256_split_vector_move_misalign
14293 directly without checking mode class.
14295 2016-04-20 Andrew Pinski <apinski@cavium.com>
14296 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14299 * config/aarch64/aarch64.md (sibcall): Force call
14300 address to be DImode for ILP32.
14301 (sibcall_value): Likewise.
14303 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
14305 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
14307 2016-04-20 Richard Biener <rguenther@suse.de>
14309 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
14310 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
14311 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
14312 (maybe_push_res_to_seq): Adjust.
14313 * gimple-fold.c (maybe_build_generic_op): Likewise.
14315 2016-04-20 Marek Polacek <polacek@redhat.com>
14317 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
14320 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
14322 * config/i386/sse.md (vec_unpacks_lo_hi): Always
14323 use kmovw to support AVX512F target.
14325 2016-04-20 Bin Cheng <bin.cheng@arm.com>
14327 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
14329 2016-04-20 Marek Polacek <polacek@redhat.com>
14331 PR tree-optimization/70725
14332 * tree-if-conv.c (is_false_predicate): New function.
14333 (predicate_mem_writes): Use it.
14335 2016-04-20 Richard Biener <rguenther@suse.de>
14337 PR tree-optimization/70726
14338 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
14339 shift amounts from a pattern stmt operand.
14341 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14344 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
14345 stack_restore_from_fpr pattern when restoring r15.
14346 (s390_optimize_prologue): Strip away the memory barrier in the
14347 parallel when trying to get rid of restore insns.
14348 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
14349 definition for loading the stack pointer from an FPR. Compared to
14350 the normal move insn this pattern includes a full memory barrier.
14352 2016-04-19 Jakub Jelinek <jakub@redhat.com>
14354 PR middle-end/70680
14355 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
14356 implicitly linear or lastprivate iterator on the outer context.
14358 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
14360 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
14362 * config/i386/i386.md (ssememalign): Removed.
14363 * config/i386/sse.md: Remove ssememalign attribute from patterns.
14365 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
14368 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
14369 const short * to __builtin_ia32_loaddquhi512_mask.
14370 (_mm512_maskz_loadu_epi16): Likewise.
14371 (_mm512_mask_storeu_epi16): Pass short * to
14372 __builtin_ia32_storedquhi512_mask.
14373 (_mm512_mask_loadu_epi8): Pass const char * to
14374 __builtin_ia32_loaddquqi512_mask.
14375 (_mm512_maskz_loadu_epi8): Likewise.
14376 (_mm512_mask_storeu_epi8): Pass char * to
14377 __builtin_ia32_storedquqi512_mask.
14378 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
14379 const double * to __builtin_ia32_loadupd512_mask.
14380 (_mm512_mask_loadu_pd): Likewise.
14381 (_mm512_maskz_loadu_pd): Likewise.
14382 (_mm512_storeu_pd): Pass double * to
14383 __builtin_ia32_storeupd512_mask.
14384 (_mm512_mask_storeu_pd): Likewise.
14385 (_mm512_loadu_ps): Pass const float * to
14386 __builtin_ia32_loadups512_mask.
14387 (_mm512_mask_loadu_ps): Likewise.
14388 (_mm512_maskz_loadu_ps): Likewise.
14389 (_mm512_storeu_ps): Pass float * to
14390 __builtin_ia32_storeups512_mask.
14391 (_mm512_mask_storeu_ps): Likewise.
14392 (_mm512_mask_loadu_epi64): Pass const long long * to
14393 __builtin_ia32_loaddqudi512_mask.
14394 (_mm512_maskz_loadu_epi64): Likewise.
14395 (_mm512_mask_storeu_epi64): Pass long long *
14396 to __builtin_ia32_storedqudi512_mask.
14397 (_mm512_loadu_si512): Pass const int * to
14398 __builtin_ia32_loaddqusi512_mask.
14399 (_mm512_mask_loadu_epi32): Likewise.
14400 (_mm512_maskz_loadu_epi32): Likewise.
14401 (_mm512_storeu_si512): Pass int * to
14402 __builtin_ia32_storedqusi512_mask.
14403 (_mm512_mask_storeu_epi32): Likewise.
14404 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
14405 char * to __builtin_ia32_storedquqi256_mask.
14406 (_mm_mask_storeu_epi8): Likewise.
14407 (_mm256_mask_loadu_epi16): Pass const short * to
14408 __builtin_ia32_loaddquhi256_mask.
14409 (_mm256_maskz_loadu_epi16): Likewise.
14410 (_mm_mask_loadu_epi16): Pass const short * to
14411 __builtin_ia32_loaddquhi128_mask.
14412 (_mm_maskz_loadu_epi16): Likewise.
14413 (_mm256_mask_loadu_epi8): Pass const char * to
14414 __builtin_ia32_loaddquqi256_mask.
14415 (_mm256_maskz_loadu_epi8): Likewise.
14416 (_mm_mask_loadu_epi8): Pass const char * to
14417 __builtin_ia32_loaddquqi128_mask.
14418 (_mm_maskz_loadu_epi8): Likewise.
14419 (_mm256_mask_storeu_epi16): Pass short * to.
14420 __builtin_ia32_storedquhi256_mask.
14421 (_mm_mask_storeu_epi16): Pass short * to.
14422 __builtin_ia32_storedquhi128_mask.
14423 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
14424 const double * to __builtin_ia32_loadupd256_mask.
14425 (_mm256_maskz_loadu_pd): Likewise.
14426 (_mm_mask_loadu_pd): Pass onst double * to
14427 __builtin_ia32_loadupd128_mask.
14428 (_mm_maskz_loadu_pd): Likewise.
14429 (_mm256_mask_storeu_pd): Pass double * to
14430 __builtin_ia32_storeupd256_mask.
14431 (_mm_mask_storeu_pd): Pass double * to
14432 __builtin_ia32_storeupd128_mask.
14433 (_mm256_mask_loadu_ps): Pass const float * to
14434 __builtin_ia32_loadups256_mask.
14435 (_mm256_maskz_loadu_ps): Likewise.
14436 (_mm_mask_loadu_ps): Pass const float * to
14437 __builtin_ia32_loadups128_mask.
14438 (_mm_maskz_loadu_ps): Likewise.
14439 (_mm256_mask_storeu_ps): Pass float * to
14440 __builtin_ia32_storeups256_mask.
14441 (_mm_mask_storeu_ps): ass float * to
14442 __builtin_ia32_storeups128_mask.
14443 (_mm256_mask_loadu_epi64): Pass const long long * to
14444 __builtin_ia32_loaddqudi256_mask.
14445 (_mm256_maskz_loadu_epi64): Likewise.
14446 (_mm_mask_loadu_epi64): Pass const long long * to
14447 __builtin_ia32_loaddqudi128_mask.
14448 (_mm_maskz_loadu_epi64): Likewise.
14449 (_mm256_mask_storeu_epi64): Pass long long * to
14450 __builtin_ia32_storedqudi256_mask.
14451 (_mm_mask_storeu_epi64): Pass long long * to
14452 __builtin_ia32_storedqudi128_mask.
14453 (_mm256_mask_loadu_epi32): Pass const int * to
14454 __builtin_ia32_loaddqusi256_mask.
14455 (_mm256_maskz_loadu_epi32): Likewise.
14456 (_mm_mask_loadu_epi32): Pass const int * to
14457 __builtin_ia32_loaddqusi128_mask.
14458 (_mm_maskz_loadu_epi32): Likewise.
14459 (_mm256_mask_storeu_epi32): Pass int * to
14460 __builtin_ia32_storedqusi256_mask.
14461 (_mm_mask_storeu_epi32): Pass int * to
14462 __builtin_ia32_storedqusi128_mask.
14463 * config/i386/i386-builtin-types.def (PCSHORT): New.
14464 (PINT64): Likewise.
14465 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
14466 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
14467 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
14468 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
14469 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
14470 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
14471 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
14472 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
14473 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
14474 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
14475 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
14476 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
14477 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
14478 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
14479 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
14480 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
14481 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
14482 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
14483 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
14484 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
14485 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
14486 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
14487 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
14488 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
14489 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
14490 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
14491 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
14492 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
14493 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
14494 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
14495 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
14496 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
14497 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
14498 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
14499 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
14500 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
14501 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
14502 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
14503 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
14504 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
14505 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
14506 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
14507 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
14508 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
14509 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
14510 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
14511 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
14512 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
14513 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
14515 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
14516 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
14518 (ix86_expand_vector_move_misalign): Likewise.
14519 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
14520 to scalar function prototype for unaligned load/store builtins.
14521 (ix86_expand_special_args_builtin): Updated.
14522 * config/i386/sse.md (UNSPEC_LOADU): Removed.
14523 (UNSPEC_STOREU): Likewise.
14524 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
14525 (VI_ULOADSTORE_F_AVX512VL): Likewise.
14526 (ssescalarsize): Handle V4TI, V2TI and V1TI.
14527 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
14528 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
14529 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
14530 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
14531 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
14532 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
14533 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
14534 (<avx512>_storedqu<mode>_mask): Likewise.
14535 (*sse4_2_pcmpestr_unaligned): Likewise.
14536 (*sse4_2_pcmpistr_unaligned): Likewise.
14537 (*mov<mode>_internal): Renamed to ...
14538 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
14539 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
14540 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
14541 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
14543 2016-04-19 Richard Biener <rguenther@suse.de>
14545 PR tree-optimization/70171
14546 * tree-ssa-phiprop.c: Include stor-layout.h.
14547 (phiprop_insert_phi): Handle the aggregate copy case.
14548 (propagate_with_phi): Likewise.
14550 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
14552 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
14553 instead of simplify_gen_subreg (... , 0).
14554 (ix86_delegitimize_address): Ditto.
14555 (ix86_split_divmod): Ditto.
14556 (ix86_split_copysign_const): Ditto.
14557 (ix86_split_copysign_var): Ditto.
14558 (ix86_expand_args_builtin): Ditto.
14559 (ix86_expand_round_builtin): Ditto.
14560 (ix86_expand_special_args_builtin): Ditto.
14561 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
14562 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
14563 (udivmodqi4): Ditto.
14564 (absneg splitters): Ditto.
14565 (*jcc_bt<mode>_1): Ditto.
14567 2016-04-19 Richard Biener <rguenther@suse.de>
14569 PR tree-optimization/70724
14570 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
14571 restoring out from ...
14572 (free_scc_vn): ... here.
14573 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
14574 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
14576 (pass_fre::execute): Restore SSA info.
14578 2016-04-19 Richard Biener <rguenther@suse.de>
14580 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
14581 * gimple-walk.c (walk_gimple_op): Initialize it.
14582 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
14583 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
14584 remapping SSA names of defs.
14585 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
14588 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
14590 PR middle-end/70689
14591 * lra-constraints.c (equiv_substition_p): New.
14592 (process_alt_operands): Use it.
14593 (swap_operands): Swap it.
14594 (curr_insn_transform): Update it.
14596 2016-04-18 Michael Matz <matz@suse.de>
14598 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
14599 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
14600 * tree-core.h (tree_type_common.align): Use bit-field.
14601 (tree_type_common.spare): New.
14602 (tree_decl_common.off_align): Make smaller.
14603 (tree_decl_common.align): Use bit-field.
14605 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
14606 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
14607 (scan_sharing_clauses): Ditto.
14608 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
14609 (omp_finish_file): Ditto.
14610 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
14611 (layout_decl): Ditto.
14612 (relayout_decl): Ditto.
14613 (finalize_record_size): Use SET_TYPE_ALIGN.
14614 (finalize_type_size): Ditto.
14615 (finish_builtin_struct): Ditto.
14616 (layout_type): Ditto.
14617 (initialize_sizetypes): Ditto.
14618 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
14619 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
14620 (lookup_field_for_decl): Use SET_DECL_ALIGN.
14621 (get_chain_field): Ditto.
14622 (get_trampoline_type): Ditto.
14623 (get_nl_goto_field): Ditto.
14624 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
14626 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
14627 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
14628 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
14629 (build_qualified_type): Use SET_TYPE_ALIGN.
14630 (build_aligned_type, build_range_type_1): Ditto.
14631 (build_atomic_base): Ditto.
14632 (build_common_tree_nodes): Ditto.
14633 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
14634 (expand_one_stack_var_at): Ditto.
14635 * coverage.c (build_var): Use SET_DECL_ALIGN.
14636 * except.c (init_eh): Ditto.
14637 * function.c (assign_parm_setup_block): Ditto.
14638 * symtab.c (increase_alignment_1): Ditto.
14639 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
14640 * tree-vect-stmts.c (ensure_base_align): Ditto.
14641 * varasm.c (align_variable): Ditto.
14642 (assemble_variable): Ditto.
14643 (build_constant_desc): Ditto.
14644 (output_constant_def_contents): Ditto.
14646 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
14647 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
14648 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
14649 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
14650 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
14652 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
14655 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
14656 replace %vmovsd with "%vmovq".
14657 (vec_concatv2df): Likewise.
14659 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
14661 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
14662 (*vec_extractv2si_0): Ditto.
14663 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
14664 (zero_extended_scalar_load_operand splitters): Ditto.
14665 (vec_extract splitters): Ditto.
14666 (*vec_extractv4si_0_zext): Ditto.
14667 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
14668 and lowpart_subreg.
14669 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
14670 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
14671 (*sse4_1_extractps): Use lowpart_subreg.
14672 * config/i386/i386.md (x87 floatsplitter): Use gen_lowpart.
14674 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
14676 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
14678 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
14679 Mention Solaris 11 packaging changes.
14680 Update gas and gld requirements.
14681 Remove reference to pre-Solaris 10 bug.
14682 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
14684 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
14687 2016-04-17 Jan Hubicka <jh@suse.cz>
14689 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
14690 max_loop_iterations_int.
14692 2016-04-18 Richard Biener <rguenther@suse.de>
14694 PR tree-optimization/43434
14695 * tree-ssa-structalias.c (struct vls_data): New.
14696 (visit_loadstore): Handle all pointer-based accesses.
14697 (compute_dependence_clique): Compute a bitmap of restrict tags
14698 assigned bases and pass it to visit_loadstore.
14700 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
14703 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
14704 armv8.1-a and armv8.1-a+crc.
14706 2016-04-18 Richard Biener <rguenther@suse.de>
14708 PR tree-optimization/70701
14709 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
14710 references after translating through a memcpy.
14712 2016-04-18 Richard Biener <rguenther@suse.de>
14714 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
14715 (compute_antic): ... here. For partial antic use regular
14716 postorder and scrap iteration.
14717 (compute_partial_antic_aux): Remove unused return value.
14718 (init_pre): Do not allocate postorder.
14719 (fini_pre): Do not free postorder.
14721 2016-04-18 Richard Biener <rguenther@suse.de>
14723 PR middle-end/37870
14724 * expmed.c (extract_bit_field_1): Remove broken case
14725 using a wider MODE_INT mode.
14727 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
14729 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
14730 unless compiling with at least GCC-4.8.
14732 2016-04-17 Jan Hubicka <jh@suse.cz>
14735 * graphite.c (graphite_finalize): Update call to
14736 tree_estimate_probability.
14737 * predict.h (tree_estimate_probability): Update prototype.
14739 2016-04-17 Jan Hubicka <jh@suse.cz>
14741 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
14742 (tree_estimate_probability): Likewise.
14743 (pass_profile::execute): Update.
14744 (report_predictor_hitrates): New function.
14745 * profile.c (compute_branch_probabilities): Use it.
14746 * predict.h (report_predictor_hitrates): Declare.
14748 2016-04-17 Jan Hubicka <jh@suse.cz>
14751 * cgraph.h (cgraph_node::set_const_flag,
14752 cgraph_node::set_pure_flag): Update prototype to return bool;
14754 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
14755 of interposable symbol are interposable, too.
14756 (cgraph_set_const_flag_1): Rename to ...
14757 (set_const_flag_1): ... this one; change to self recursive function
14758 instead of call_for_symbol_thunks_and_aliases. Handle correctly
14759 clearnig the flag in all variants and also virtual thunks of const
14760 functions are pure; track if any change was done.
14761 (cgraph_node::set_const_flag): Update.
14762 (struct set_pure_flag_info): New struct.
14763 (cgraph_set_pure_flag_1): Rename to ...
14764 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
14765 rather than pointer encoded flags; track if any changes was done;
14766 handle correctly clearning flag and setting flag of aliases already
14768 (cgraph_node::set_pure_flag): Update.
14769 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
14771 2016-04-17 Tom de Vries <tom@codesourcery.com>
14774 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
14775 backslash in label.
14777 2016-04-17 Tom de Vries <tom@codesourcery.com>
14779 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
14780 '{}<> ' as escape-for-record.
14782 2016-04-17 Tom de Vries <tom@codesourcery.com>
14784 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
14787 2016-04-17 Tom de Vries <tom@codesourcery.com>
14790 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
14791 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
14792 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
14793 * passes.c (finish_optimization_passes): Only call
14794 finish_graph_dump_file if dfi->graph_dump_initialized.
14795 (execute_function_dump, pass_init_dump_file): Use
14796 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
14798 2016-04-17 Tom de Vries <tom@codesourcery.com>
14800 PR tree-optimization/70256
14801 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
14802 (debug_varmap): New function.
14804 2016-04-17 Tom de Vries <tom@codesourcery.com>
14807 * passes.c (pass_manager::register_pass): Propagate pflags.
14809 2016-04-17 Tom de Vries <tom@codesourcery.com>
14812 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
14813 * passes.c (pass_manager::pass_manager): Declare and init p_start in
14814 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
14815 check if it's equal to p_start.
14816 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
14818 2016-04-15 Jan Hubicka <jh@suse.cz>
14821 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
14822 function does not bind to current def.
14823 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
14824 handle conservatively calls to functions that does not need to bind
14826 (check_call): Update call of worse_state.
14827 (ignore_edge_for_nothrow): Update.
14828 (ignore_edge_for_pure_const): Likewise.
14829 (propagate_pure_const): Update calls to worse_state.
14830 (skip_function_for_local_pure_const): Reformat comments.
14832 2016-04-15 Jan Hubicka <jh@suse.cz>
14835 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
14836 (cgraph_node::function_symbol): Likewise.
14837 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
14838 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
14839 (symtab_node::ultimate_alias_target): Add REF parameter.
14840 (symtab_node::binds_to_current_def_p): Declare.
14841 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
14842 (cgraph_node::function_symbol): Likewise.
14843 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
14844 (cgraph_node::get_availability): Likewise.
14845 (cgraph_edge::binds_to_current_def_p): New inline function.
14846 (varpool_node::get_availability): Add REF parameter.
14847 (varpool_node::ultimate_alias_target): Likewise.
14848 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
14849 (symtab_node::binds_to_current_def_p): Likewise.
14850 * varpool.c (varpool_node::get_availability): Likewise.
14852 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
14855 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
14856 Fix mode size check.
14858 2016-04-15 Jakub Jelinek <jakub@redhat.com>
14860 * BASE-VER: Set to 7.0.0.
14862 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
14864 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
14866 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14868 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
14869 architecture revisions.
14871 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
14873 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
14874 * config/i386/i386.c (ix86_using_red_zone): No longer static.
14875 * config/i386/i386.md (stack decrement to push peepholes): Guard
14876 with !x86_using_red_zone ().
14878 2016-04-15 Jakub Jelinek <jakub@redhat.com>
14881 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
14882 to dump_generic_node.
14883 (NIY): Pass also flags to do_niy.
14885 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
14887 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
14888 (simd_clone_vector_of_formal_parm_types)
14889 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
14890 (simd_clone_mangle, simd_clone_create)
14891 (simd_clone_adjust_return_type, create_tmp_simd_array)
14892 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
14893 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
14894 (ipa_simd_modify_function_body, simd_clone_linear_addend)
14895 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
14896 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
14897 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
14898 * omp-simd-clone.c: ... this new file.
14899 (simd_clone_vector_of_formal_parm_types): Make it static.
14900 * Makefile.in (OBJS): Add omp-simd-clone.o.
14902 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
14905 * config/i386/sse.md: Use proper memory operand modifiers.
14908 2016-04-15 Richard Biener <rguenther@suse.de>
14909 Alan Modra <amodra@gmail.com>
14911 PR tree-optimization/70130
14912 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
14913 when alignment stays not the same and no not use the realign
14916 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
14919 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
14920 direct move handlers for KFmode. Change TFmode handlers test from
14921 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
14923 2016-04-14 Jakub Jelinek <jakub@redhat.com>
14926 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
14927 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
14928 (inlined_polymorphic_ctor_dtor_block_p): Use it.
14929 * tree-ssa-live.c (remove_unused_scope_block_p): When
14930 in_ctor_dtor_block, avoid discarding not just BLOCKs with
14931 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
14932 block_ultimate_origin is FUNCTION_DECL.
14933 (remove_unused_locals): If current_function_decl is
14934 polymorphic_ctor_dtor_p, pass initial true to
14935 remove_unused_scope_block_p' is_ctor_dtor_block.
14937 2016-04-14 Martin Sebor <msebor@redhat.com>
14942 * doc/extend.texi (Variable Length): Revert.
14944 2016-04-14 Marek Polacek <polacek@redhat.com>
14945 Jan Hubicka <hubicka@ucw.cz>
14948 * tree.c (verify_type): Disable the canonical type of main variant
14951 2016-04-14 Jason Merrill <jason@redhat.com>
14953 * cfgexpand.c, expr.c: Revert previous change.
14955 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
14957 PR middle-end/70643
14958 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
14959 when building a mem ref for the incoming reduction variable.
14961 2016-04-14 Richard Biener <rguenther@suse.de>
14963 PR tree-optimization/70614
14964 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
14965 loop if the evolution dropped to chrec_dont_know.
14966 (interpret_condition_phi): Likewise.
14968 2016-04-14 Richard Biener <rguenther@suse.de>
14970 PR tree-optimization/70623
14971 * tree-ssa-pre.c (changed_blocks): Make global ...
14972 (compute_antic): ... local here. Move and fix worklist
14973 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
14974 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
14975 worklist handling, dump when ANTIC_IN changed.
14976 (compute_partial_antic_aux): Remove worklist handling.
14977 (init_pre): Do not compute post dominators. Add a comment about
14978 the CFG order chosen.
14979 (fini_pre): Do not free post dominators.
14981 2016-04-13 Martin Sebor <msebor@redhat.com>
14986 * doc/extend.texi (Variable Length): Document C++ specifics.
14988 2016-04-13 Jakub Jelinek <jakub@redhat.com>
14991 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
14992 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
14993 eh edges have been purged.
14996 * tree-sra.c (create_access_replacement,
14997 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
14999 * tree-pretty-print.c (dump_fancy_name): New function.
15000 (dump_decl_name, dump_generic_node): Use it.
15002 2016-04-13 Jason Merrill <jason@redhat.com>
15004 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
15005 * expr.c (expand_expr_real_1): Likewise.
15007 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
15009 * config/i386/i386.md (kunpckhi): Swap operands.
15010 (kunpcksi): Likewise.
15011 (kunpckdi): Likewise.
15012 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
15013 (vec_pack_trunc_<mode>): Likewise.
15015 2016-04-13 Jakub Jelinek <jakub@redhat.com>
15018 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
15020 PR middle-end/70633
15021 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
15022 gimplification turns some element into non-constant.
15025 * rtl.h (convert_memory_address_addr_space_1): New prototype.
15026 * explow.c (convert_memory_address_addr_space_1): No longer static,
15027 add NO_EMIT argument and don't call convert_modes if true, pass
15028 it down recursively, remove break after return.
15029 (convert_memory_address_addr_space): Adjust caller.
15030 * simplify-rtx.c (simplify_unary_operation_1): Call
15031 convert_memory_address_addr_space_1 instead of convert_memory_address,
15032 if it returns NULL, don't simplify.
15034 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
15037 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
15039 2016-04-12 Jakub Jelinek <jakub@redhat.com>
15041 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
15042 Bump the upper SIMDLEN limits, so that if the return type or
15043 characteristic type if the return type is void can be passed in
15044 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
15047 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
15050 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
15051 Do not use "=" constraint on an input constraint.
15052 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
15053 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
15054 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
15055 generates (neg (abs ...)) instead of (abs ...).
15057 2016-04-12 Jakub Jelinek <jakub@redhat.com>
15059 PR rtl-optimization/70596
15060 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
15061 just invalidate LRA data and reset them. Adjust dump wording.
15063 2016-04-12 Martin Liska <mliska@suse.cz>
15066 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
15068 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
15070 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
15071 max_loop_iterations_int.
15072 (tree_unswitch_outer_loop): Likewise.
15073 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
15074 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
15076 2016-04-12 Tom de Vries <tom@codesourcery.com>
15078 PR tree-optimization/68756
15079 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
15080 instead of new_name.
15082 2016-04-12 Jakub Jelinek <jakub@redhat.com>
15084 PR tree-optimization/70602
15085 * tree-sra.c (generate_subtree_copies): Don't write anything into
15086 constant pool decls.
15088 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
15089 regardless whether there are depend clauses or not.
15091 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
15094 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
15095 target attribute and pragma from changing the -mfloat128
15096 and -mfloat128-hardware options.
15098 * doc/extend.texi (Additional Floating Types): Document PowerPC
15099 __float128 restrictions.
15101 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
15104 * config/aarch64/driver-aarch64.c
15105 (aarch64_get_extension_string_for_isa_flags): New.
15106 (arch_extension): Rename to...
15107 (aarch64_arch_extension): ...This.
15108 (ext_to_feat_string): Rename to...
15109 (aarch64_extensions): ...This.
15110 (aarch64_core_data): Keep track of architecture extension flags.
15111 (cpu_data): Rename to...
15112 (aarch64_cpu_data): ...This.
15113 (aarch64_arch_driver_info): Keep track of architecture extension
15115 (get_arch_name_from_id): Rename to...
15116 (get_arch_from_id): ...This, change return type.
15117 (host_detect_local_cpu): Update and reformat for renames, handle
15118 extensions through common infrastructure.
15120 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
15123 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
15124 track of a canonical flag name.
15125 (all_extensions): Likewise.
15126 (arch_to_arch_name): Also track extension flags enabled by the arch.
15127 (all_architectures): Likewise.
15128 (aarch64_parse_extension): Move to here.
15129 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
15131 (aarch64_rewrite_selected_cpu): Update for above change.
15132 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
15133 are handled, such that the single explicit value enabled by an
15134 extension is kept seperate from the implicit values it also enables.
15135 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
15137 (aarch64_parse_extension): New.
15138 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
15139 here to config/aarch64/aarch64-protos.h.
15140 (aarch64_parse_extension): Move from here to
15141 common/config/aarch64/aarch64-common.c.
15142 (aarch64_option_print): Update.
15143 (aarch64_declare_function_name): Likewise.
15144 (aarch64_start_file): Likewise.
15145 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
15146 the canonical flag for extensions.
15147 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
15150 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
15152 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
15155 2016-04-09 Tom de Vries <tom@codesourcery.com>
15157 PR tree-optimization/68953
15158 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
15159 first to last subscript.
15161 2016-04-09 Jakub Jelinek <jakub@redhat.com>
15163 PR tree-optimization/70586
15164 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
15167 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
15171 PR tree-optimization/70373
15172 PR middle-end/70533
15173 PR middle-end/70534
15174 PR middle-end/70535
15175 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
15176 clauses for acc parallel reductions as necessary. Error on those
15178 * omp-low.c (scan_sharing_clauses): Don't install variables which
15179 are used in acc parallel reductions.
15180 (lower_rec_input_clauses): Remove dead code.
15181 (lower_oacc_reductions): Add support for reference reductions.
15182 (lower_reduction_clauses): Remove dead code.
15183 (lower_omp_target): Don't remap variables appearing in acc parallel
15185 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
15187 2016-04-08 Jakub Jelinek <jakub@redhat.com>
15189 PR middle-end/70593
15190 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
15191 with multiple SSA_NAME defs, force the outputs other than first
15192 to be live before calling live_track_process_def on each output.
15194 PR rtl-optimization/70574
15195 * fwprop.c (forward_propagate_and_simplify): Don't add
15196 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
15197 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
15198 paradoxical subregs within *loc.
15200 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
15202 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
15203 -ftree-parallelize-loops={0,1}.
15204 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
15205 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
15206 * config/ia64/hpux.h (LIB_SPEC): Likewise.
15207 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
15208 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
15210 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
15213 * asan.c (instrument_derefs): If we get unknown location, extract it
15214 with EXPR_LOCATION.
15215 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
15217 2016-04-08 Tom de Vries <tom@codesourcery.com>
15219 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
15220 implicit firstprivate clause.
15222 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15225 * config/arm/thumb2.md (tst + branch-> lsls + branch
15226 peephole below *orsi_not_shiftsi_si): Require that condition
15227 register is dead after the peephole.
15228 (second peephole after the above): Likewise.
15230 2016-04-08 Alan Modra <amodra@gmail.com>
15233 * builtins.c (fold_builtin_classify): For IBM extended precision,
15234 look at just the high-order double to test for NaN.
15235 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
15236 test just the high double for Inf but both doubles for subnormal
15239 2016-04-07 Jakub Jelinek <jakub@redhat.com>
15241 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
15242 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
15243 node->simdclone->mask_mode != VOIDmode masks.
15244 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
15245 earlier, use it instead of node->simdclone.
15246 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
15247 Set clonei->mask_mode.
15249 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
15252 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
15253 Pass it through to cp_parser_already_scoped_statement.
15254 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
15255 it through to cp_parser_statement.
15256 (cp_parser_statement): Pass IF_P through to
15257 cp_parser_iteration_statement.
15258 (cp_parser_pragma): Adjust call to
15259 cp_parser_iteration_statement.
15261 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
15264 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
15265 resolve a future -Wparentheses warning.
15266 * omp-low.c (scan_sharing_clauses): Likewise.
15267 * tree-parloops.c (eliminate_local_variables): Likewise.
15269 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
15271 PR rtl-optimization/70398
15272 * lra-constraints.c (process_address_1): Check zero scale and code
15273 for reloading with zero scale.
15275 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
15277 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
15278 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
15280 2016-04-06 Jakub Jelinek <jakub@redhat.com>
15282 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
15283 Add support for AVX512F clones, include them by default for
15284 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
15285 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
15288 PR middle-end/70550
15289 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
15290 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
15291 firstprivate clauses.
15292 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
15293 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
15294 (lower_omp_target): Set TREE_NO_WARNING for
15295 non-addressable possibly uninitialized vars which are copied into
15296 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
15298 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
15300 * config/pa/predicates.md (integer_store_memory_operand): Accept
15301 REG+D operands with a large offset when reload_in_progress is true.
15302 (floating_point_store_memory_operand): Likewise.
15304 2016-04-05 Jakub Jelinek <jakub@redhat.com>
15307 * match.pd (nested int casts): Limit to GIMPLE.
15309 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
15312 * ipa-devirt.c (maybe_record_node): Fix comment; use
15313 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
15315 2016-04-05 Jakub Jelinek <jakub@redhat.com>
15317 PR rtl-optimization/70542
15318 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
15319 if there are any uses other than insn or debug insns.
15321 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
15322 Jakub Jelinek <jakub@redhat.com>
15324 PR tree-optimization/70509
15325 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
15326 Shift HOST_WIDE_INT_1U instead of 1.
15328 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
15330 PR tree-optimization/70509
15331 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
15332 of the vector base type for index.
15334 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
15337 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
15339 2016-04-05 Richard Biener <rguenther@suse.de>
15341 PR tree-optimization/70526
15342 * tree-sra.c (build_ref_for_offset): Use prev_base to
15343 extract the alias pointer type.
15345 2016-04-05 Richard Biener <rguenther@suse.de>
15347 * dse.c (struct store_info): Remove alias_set member.
15348 (struct read_info_type): Likewise.
15349 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
15350 spill_deleted, clear_alias_set_lookup): Remove.
15351 (get_group_info): Remove dead base == NULL_RTX case.
15352 (dse_step0): Remove initialization of removed variables.
15353 (delete_dead_store_insn): Reomve alias set dumping.
15354 (free_read_records): Remove alias_set handling.
15355 (canon_address): Remove alias_set_out parameter.
15356 (record_store): Remove spill_alias_set, it's always zero.
15357 (check_mem_read_rtx): Likewise.
15358 (dse_step2): Rename from ...
15359 (dse_step2_nospill): ... this. Adjust.
15360 (scan_stores): Rename from ...
15361 (scan_stores_nospill): ... this.
15362 (scan_reads): Rename from ...
15363 (scan_reads_nospill): ... this.
15364 (scan_stores_spill, scan_reads_spill): Remove.
15365 (dse_step3_scan): Remove for_spills argument which is always false.
15366 (dse_step3): Likewise.
15367 (dse_step5): Rename from ...
15368 (dse_step5_nospill): ... this. Remove alias_set handling.
15369 (rest_of_handle_dse): Adjust.
15371 2016-04-05 Jakub Jelinek <jakub@redhat.com>
15374 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
15375 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
15376 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
15377 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
15379 2016-04-05 Richard Biener <rguenther@suse.de>
15381 PR middle-end/70499
15382 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
15383 non-register type temporaries into SSA.
15385 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
15388 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
15389 calls when sanitizing.
15390 (possible_polymorphic_call_target_p): Fix formatting.
15392 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
15393 Jakub Jelinek <jakub@redhat.com>
15395 PR middle-end/70457
15396 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
15397 to ensure a call statement is compatible with a built-in's
15399 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
15402 2016-04-04 Richard Biener <rguenther@suse.de>
15404 PR rtl-optimization/70484
15405 * rtl.h (canon_output_dependence): Declare.
15406 * alias.c (canon_output_dependence): New function.
15407 * dse.c (record_store): Use canon_output_dependence rather
15408 than canon_true_dependence.
15410 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
15413 * cgraph.h (symtab_node::copy_visibility_from): New function.
15414 * symtab.c (symtab_node::copy_visibility_from): New function.
15415 * ipa-visibility.c (optimize_weakref): New function.
15416 (function_and_variable_visibility): Use it.
15418 2016-04-04 Martin Liska <mliska@suse.cz>
15421 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
15422 value that is really in range handled by SBR instruction.
15423 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
15424 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
15425 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
15427 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
15431 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
15432 set, but not for SP_REG operands.
15434 2016-04-02 Martin Sebor <msebor@redhat.com>
15437 * fold-const.c (maybe_nonzero_address): New function.
15438 (fold_comparison): Call it. Fold equality and relational
15439 expressions involving null pointers.
15440 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
15442 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
15444 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
15445 the "Y" constraint (scalar FP 0.0 immediate).
15447 * config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
15448 Add the "const_double" to the list of operand constraints.
15450 2016-04-01 Jakub Jelinek <jakub@redhat.com>
15452 PR rtl-optimization/70467
15453 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
15454 If low word of the last operand is 0, just emit addition/subtraction
15457 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
15460 * config/s390/s390.c (s390_expand_insv): Check for everything
15461 constant instead of just VOIDmode stuff.
15463 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15466 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
15468 2016-04-01 Nathan Sidwell <nathan@acm.org>
15470 * tree.def (TRY_CATCH_EXPR): Correct documentation.
15472 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
15474 PR rtl-optimization/70461
15475 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
15478 2016-03-31 Martin Liska <mliska@suse.cz>
15481 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
15482 a tree value or an immediate integer value to a buffer
15483 that is eventually copied to a BRIG section.
15484 (emit_immediate_operand): Call the function here.
15485 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
15486 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
15487 of class' fields that are removed.
15488 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
15489 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
15490 m_brig_repr_size fields.
15492 2016-03-31 Martin Liska <mliska@suse.cz>
15495 * hsa-gen.c (hsa_function_representation::update_dominance): New
15497 (convert_addr_to_flat_segment): Likewise.
15498 (gen_hsa_memory_set): New alignment argument.
15499 (gen_hsa_ctor_assignment): Likewise.
15500 (gen_hsa_insns_for_single_assignment): Provide alignment
15501 to gen_hsa_ctor_assignment.
15502 (gen_hsa_insns_for_direct_call): Add new argument.
15503 (expand_lhs_of_string_op): New function.
15504 (expand_string_operation_builtin): Likewise.
15505 (expand_memory_copy): New function.
15506 (expand_memory_set): New function.
15507 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
15508 (convert_switch_statements): Change signature.
15509 (generate_hsa): Use a return value of the function.
15510 (pass_gen_hsail::execute): Do not call
15511 convert_switch_statements here.
15512 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
15513 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
15514 (hsa_function_representation::update_dominance): New function.
15516 2016-03-31 Martin Liska <mliska@suse.cz>
15519 * hsa-brig.c (emit_directive_variable): Emit alignment
15520 according to hsa_symbol::m_align.
15521 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
15522 (dump_hsa_symbol): Dump alignment of HSA symbols.
15523 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
15524 (gen_hsa_addr_with_align): New function.
15525 (hsa_bitmemref_alignment): Use newly added function.
15526 (gen_hsa_insns_for_load): Likewise.
15527 (gen_hsa_insns_for_store): Likewise.
15528 (gen_hsa_memory_copy): New argument added.
15529 (gen_hsa_insns_for_single_assignment): Respect
15530 alignment for assignments processed via gen_hsa_memory_copy.
15531 (gen_hsa_insns_for_direct_call): Likewise.
15532 (gen_hsa_insns_for_return): Likewise.
15533 (gen_function_def_parameters): Set default alignment.
15534 * hsa.c (hsa_object_alignment): New function.
15535 (hsa_byte_alignment): Pasted function.
15536 * hsa.h (hsa_symbol::m_align): New field.
15538 2016-03-31 Bin Cheng <bin.cheng@arm.com>
15540 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
15541 scratch field for goto case.
15543 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
15545 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
15547 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
15550 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
15551 (scalar_chain::convert_insn): Call convert_op for reg
15552 moves to handle undefined registers.
15554 2016-03-31 Nathan Sidwell <nathan@acm.org>
15557 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
15558 Assert we don't want to move backwards.
15560 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
15563 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
15565 2016-03-31 Jakub Jelinek <jakub@redhat.com>
15567 PR rtl-optimization/70460
15568 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
15569 with operand from REG_LABEL_OPERAND, instead substitute
15570 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
15571 Don't do anything for REG_NON_LOCAL_GOTO jumps.
15573 2016-03-31 Martin Liska <mliska@suse.cz>
15575 * passes.c (execute_one_pass): Do not call
15576 todo_after for a discarded function.
15578 2016-03-31 Bin Cheng <bin.cheng@arm.com>
15580 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
15581 (no_cost, infinite_cost): Initialize the new field.
15582 (get_computation_cost_at): Record setup cost.
15583 (determine_use_iv_cost_address): Skip cost computation for sub
15584 uses if we can estimate it without losing accuracy.
15586 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
15588 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
15590 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
15591 max_loop_iterations_int.
15592 (tree_unswitch_outer_loop): Likewise.
15593 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
15594 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
15596 2016-03-30 Richard Biener <rguenther@suse.de>
15598 PR middle-end/70450
15599 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
15601 2016-03-30 Jakub Jelinek <jakub@redhat.com>
15604 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
15605 in gen_blendm expander.
15607 2016-03-30 Nick Clifton <nickc@redhat.com>
15610 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
15611 case where we are already provided with an SImode SUBREG.
15613 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
15616 * config/i386/i386.c (ix86_expand_epilogue): Properly check
15617 conflict between DRAP register and __builtin_eh_return.
15619 2016-03-30 Michael Matz <matz@suse.de>
15620 Richard Biener <rguenther@suse.de>
15623 * ipa-polymorphic-call.c (struct type_change_info): Change
15624 speculative to an unsigned allowing to limit the work we do.
15625 (csftc_abort_walking_p): New inline function..
15626 (check_stmt_for_type_change): Limit the number of may-defs
15627 skipped for speculative devirtualization to
15628 max-speculative-devirt-maydefs.
15629 * params.def (max-speculative-devirt-maydefs): New param.
15630 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
15632 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
15635 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
15638 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
15640 PR tree-optimization/59124
15641 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
15642 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
15644 2016-03-29 Jeff Law <law@redhat.com>
15646 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
15648 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
15650 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
15653 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
15655 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
15656 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
15657 gcrt0.o if linking dynamically.
15659 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
15662 * ipa-devirt.c (methods_equal_p): New function.
15663 (compare_virtual_tables): Use it.
15664 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
15665 * cgraphclones.c (clone_function_name_1): Use
15666 symbol_table::symbol_suffix_separator.
15667 * coverage.c (build_var): Likewise.
15668 * symtab.c (symbol_table::symbol_suffix_separator): New.
15670 2016-03-29 Jakub Jelinek <jakub@redhat.com>
15672 PR rtl-optimization/70429
15673 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
15674 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
15675 mode != result_mode.
15678 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
15680 PR tree-optimization/70405
15681 * ssa-iterators.h (num_imm_uses): Add missing braces.
15683 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
15685 PR rtl-optimization/68695
15686 * ira-color.c (allocno_copy_cost_saving): New.
15687 (improve_allocation): Use it.
15689 2016-03-29 Richard Henderson <rth@redhat.com>
15691 PR middle-end/70355
15692 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
15694 2016-03-29 Richard Biener <rguenther@suse.de>
15696 PR middle-end/70424
15697 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
15698 use alignment returned by get_pointer_alignment_1 if it is
15699 bigger than BITS_PER_UNIT.
15700 * builtins.c (get_pointer_alignment_1): Do not return true
15701 for alignment extracted from SSA info.
15703 2016-03-28 James Bowman <james.bowman@ftdichip.com>
15705 * config/ft32/ft32.opt (mnodiv): New.
15706 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
15707 * doc/invoke.texi (FT32 Options -mnodiv): New.
15709 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
15712 * config/i386/i386.md (define_split, andn): Fix modes.
15714 2016-03-26 Richard Biener <rguenther@suse.de>
15715 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
15718 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
15720 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
15721 as 2nd argument to cl_optimization_restore().
15723 2016-03-25 Richard Henderson <rth@redhat.com>
15726 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
15727 * config/aarch64/aarch64-protos.h: Declare it.
15728 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
15730 2016-03-25 Alan Modra <amodra@gmail.com>
15733 * config/rs6000/constraints.md (j): Simplify.
15734 * config/rs6000/predicates.md (easy_fp_constant): Exclude
15736 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
15737 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
15738 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
15739 in all constraint alternatives.
15740 (movtd_64bit_nodm): Delete "j" constraint alternative.
15742 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
15744 * tree-ssa-propagate.c: Enhance docs for
15745 SSA_PROP_NOT_INTERESTING.
15747 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
15749 * doc/extend.texi: Fix typo in documentation to pure attribute.
15751 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
15754 * config/pa/pa.md (bswapdi2): Use a scratch register.
15756 2016-03-24 Richard Henderson <rth@redhat.com>
15758 PR middle-end/69845
15759 * fold-const.c (extract_muldiv_1): Correct test for multiplication
15762 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
15764 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
15765 using ix86_expand_binary_operator instead of gen_andsi3.
15767 2016-03-24 Richard Biener <rguenther@suse.de>
15769 PR tree-optimization/70396
15770 * tree-vect-stmts.c (vectorizable_comparison): Use
15771 get_vectype_for_scalar_type.
15773 2016-03-24 Richard Biener <rguenther@suse.de>
15775 PR middle-end/70370
15776 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
15777 with register bases.
15779 2016-03-24 Richard Biener <rguenther@suse.de>
15781 PR tree-optimization/70372
15782 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
15783 build_all_ones_cst to also handle vector types correctly.
15785 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
15788 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
15791 2016-03-23 Marek Polacek <polacek@redhat.com>
15794 * doc/invoke.texi: Document -Wignored-attributes.
15796 2016-03-23 Bin Cheng <bin.cheng@arm.com>
15798 PR tree-optimization/69042
15799 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
15800 parameter from 30 to 40.
15802 2016-03-23 Bin Cheng <bin.cheng@arm.com>
15804 PR tree-optimization/69042
15805 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
15806 for use with constant offset stripped in base.
15808 2016-03-23 Richard Biener <rguenther@suse.de>
15810 PR middle-end/70251
15811 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
15812 mode compatibility check.
15813 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
15815 2016-03-23 Jeff Law <law@redhat.com>
15817 PR tree-optimization/64058
15818 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
15820 (struct ssa_conflicts): Move up earlier in the file.
15821 (conflicts_, var_map_): New static variables.
15822 (initialize_conflict_count): New function to initialize the
15823 CONFLICT_COUNT field for each conflict pair.
15824 (compare_pairs): Lazily initialize the conflict count and use it
15825 as the first tie-breaker.
15826 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
15827 and wipe conflicts_ and map_ around the call to qsort. Remove
15828 special case for 2 coalesce pairs.
15829 * bitmap.c (bitmap_count_unique_bits): New function.
15830 (bitmap_count_bits_in_word): New function, extracted from
15832 (bitmap_count_bits): Use bitmap_count_bits_in_word.
15833 * bitmap.h (bitmap_count_unique_bits): Declare it.
15835 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
15838 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
15839 transparent alias chain for decl assembler name.
15840 * config/sol2.c (solaris_assemble_visibility): Likewise.
15842 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15844 * config/arm/arm1020e.md (1020call_op): Reduce reservation
15846 (v10_fdivs): Likewise.
15847 (v10_fdivd): Likewise.
15849 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15852 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
15853 to not call fclose twice on file.
15855 2016-03-23 Jakub Jelinek <jakub@redhat.com>
15857 PR tree-optimization/70354
15858 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
15859 oprnd0 is wider than oprnd1 and there is a cast from the wider
15860 type to oprnd1, mask it with the mask of the narrower type.
15863 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
15864 Optimize TARGET_STV splitters, if high or low word of last argument
15867 2016-03-22 Jeff Law <law@redhat.com>
15870 tree-ssa-threadbackward.c
15871 (fsm_find_control_statement_thread_paths): Correctly distinguish
15872 between old style jump threads vs FSM jump threads.
15874 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
15877 * config/i386/i386.c (scalar_chain::convert_op): Support
15878 uninitialized register usage case.
15880 2016-03-22 Richard Biener <rguenther@suse.de>
15882 PR middle-end/70251
15883 * genmatch.c (gen_transform): Adjust last parameter to a three-state
15885 (capture::gen_transform): ... to change behavior when substituting
15886 a condition into cond or not-cond expr context.
15887 (dt_simplify::gen_1): Adjust.
15888 * gimple-match-head.c: Include gimplify.h for unshare_expr.
15889 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
15890 last change and instead change to
15891 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
15892 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
15894 2016-03-22 Anthony Green <green@moxielogic.com>
15896 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
15897 issue for moxiebox targets.
15898 (CC1PLUS_SPEC): Ditto.
15900 2016-03-22 Richard Biener <rguenther@suse.de>
15902 PR middle-end/70333
15903 * fold-const.c (extract_muldiv_1): Properly perform multiplication
15906 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
15908 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
15910 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
15913 * config/i386/i386.c (def_builtin): Handle
15914 OPTION_MASK_ISA_AVX512VL to be and-ed with other
15916 (const struct builtin_description bdesc_special_args[]):
15917 Remove duplicate ISA bits.
15919 2016-03-22 Jakub Jelinek <jakub@redhat.com>
15922 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
15923 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
15924 in a way that works also for AVX512BW.
15927 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
15928 instead of source if operands[1] is xmm16 and above and
15929 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
15930 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
15933 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
15934 on assign if (*from_p) is a comparison, set it to
15935 TREE_NO_WARNING (*from_p).
15937 2016-03-21 Jakub Jelinek <jakub@redhat.com>
15939 PR middle-end/70326
15940 * lra.c (restore_scratches): Ignore deleted insns.
15942 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
15943 Jakub Jelinek <jakub@redhat.com>
15945 PR tree-optimization/70317
15946 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
15949 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
15952 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
15953 of ix86_expand_move.
15955 (movti): Use general_operand for operand 1 predicate.
15957 2016-03-21 Martin Liska <mliska@suse.cz>
15959 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
15961 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
15963 2016-03-21 Martin Liska <mliska@suse.cz>
15966 * ipa-icf.c (sem_function::parse): Skip static
15967 constructors and destructors.
15969 2016-03-21 Jakub Jelinek <jakub@redhat.com>
15972 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
15973 function-like macro, peek following token(s) if it is followed
15974 by CPP_OPEN_PAREN token with optional padding in between, and
15975 if not, don't treat it like a macro.
15977 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
15978 Alexander Monakov <amonakov@ispras.ru>
15980 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
15981 for the stabs debug format.
15983 2016-03-21 Richard Biener <rguenther@suse.de>
15985 PR tree-optimization/70310
15986 * tree-vect-generic.c (expand_vector_condition): Fold the built
15989 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
15992 * config/i386/sse.md: (define_insn "*vec_dup<mode>"/AVX2):
15993 Block third alternative for AVX-512VL target,
15995 2016-03-21 Martin Liska <mliska@suse.cz>
15998 * hsa-brig.c (emit_function_directives): Mark unemitted
15999 global variables for emission.
16000 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
16001 (get_symbol_for_decl): Likewise.
16002 * hsa.h (struct hsa_symbol): New flag.
16004 2016-03-21 Richard Biener <rguenther@suse.de>
16006 PR tree-optimization/70288
16007 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
16008 we do not estimate unsimplified all-constant conditionals or
16009 switches as optimized away.
16011 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
16013 PR rtl-optimization/69102
16014 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
16015 when we have a readonly dependency context.
16017 2016-03-18 Jeff Law <law@redhat.com>
16019 PR rtl-optimization/70263
16020 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
16021 (update_equiv_regs): When trying to move a store to after the insn
16022 that sets the source of the store, make sure the store occurs after
16023 the insn that sets the source of the store. When successful note
16024 the REG_EQUIV note created in the dump file.
16026 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
16027 Bernd Schmidt <bschmidt@redhat.com>
16029 * doc/extend.texi: Document more potential problems with basic asms.
16031 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
16033 PR rtl-optimization/70278
16034 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
16037 2016-03-18 Jason Merrill <jason@redhat.com>
16039 * calls.c (load_register_parameters): Fix zero size sibcall logic.
16041 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
16043 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
16044 values to 128b regs.
16046 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
16048 PR tree-optimization/70252
16049 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
16050 boolean vector has a proper number of elements.
16051 (supportable_narrowing_operation): Likewise.
16053 2016-03-18 Tom de Vries <tom@codesourcery.com>
16056 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
16058 2016-03-18 Jakub Jelinek <jakub@redhat.com>
16060 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
16061 instead of replace_rtx for DEBUG_INSNs.
16063 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
16065 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
16066 load type reservations.
16068 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
16071 * config/pa/constraints.md: Revert 2015-02-13 change. Use
16072 define_constraint for "Q" and "T" constraints.
16074 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
16076 Tweak the pipeline model for Exynos M1
16078 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
16081 2016-03-17 David Malcolm <dmalcolm@redhat.com>
16084 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
16085 where one or both locations aren't within a line_map.
16087 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
16090 * opts.c (finish_options): Don't set flag_pie to the default if
16091 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
16094 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
16096 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
16097 true as ALL_REGS argument to replace_rtx.
16099 2016-03-17 Richard Biener <rguenther@suse.de>
16102 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
16105 2016-03-17 Jakub Jelinek <jakub@redhat.com>
16108 * rtl.h (replace_rtx): Add ALL_REGS argument.
16109 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
16110 equality and assert mode is the same, instead of just rtx pointer
16112 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
16113 true as ALL_REGS argument to replace_rtx.
16115 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
16117 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
16118 for boolean vector with vector mode only.
16119 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
16121 2016-03-17 Nick Clifton <nickc@redhat.com>
16124 * config/rx/rx.c (rx_print_integer): Print negative constants in
16127 2016-03-17 Jakub Jelinek <jakub@redhat.com>
16130 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
16132 2016-03-16 Richard Henderson <rth@redhat.com>
16133 Richard Biener <rguenth@suse.de>
16135 PR middle-end/70240
16136 PR middle-end/68215
16138 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
16139 first operand as is_gimple_condexpr.
16141 PR middle-end/70240
16142 PR middle-end/68215
16144 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
16145 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
16146 Do not gimplify the result.
16147 (do_unop): Adjust call to tree_vec_extract.
16148 (do_binop): Likewise.
16149 (do_compare): Likewise.
16150 (do_plus_minus): Likewise.
16151 (do_negate): Likewise.
16152 (expand_vector_condition): Likewise.
16153 (do_cond): Likewise.
16155 2016-03-16 Richard Henderson <rth@redhat.com>
16158 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
16159 (aarch64_classify_address): Use it.
16160 (aarch64_legitimize_address): Force all subexpressions of PLUS
16161 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
16163 2016-03-16 Jakub Jelinek <jakub@redhat.com>
16164 Richard Biener <rguenth@suse.de>
16167 * rtlanal.c (replace_rtx): For REG, if from is a REG,
16168 return to even if only REGNO is equal, and assert
16171 2016-03-11 Jeff Law <law@redhat.com>
16173 PR rtl-optimization/70224
16174 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
16176 2016-03-16 Richard Henderson <rth@redhat.com>
16178 PR middle-end/70199
16179 * function.h (struct function): Add has_forced_label_in_static.
16180 * gimplify.c (force_labels_r): Set it.
16181 * lto-streamer-in.c (input_struct_function_base): Read it.
16182 * lto-streamer-out.c (output_struct_function_base): Write it.
16183 * tree-inline.c (has_label_address_in_static_1): Remove.
16184 (copy_forbidden): Remove fndecl parameter; test
16185 has_forced_label_in_static.
16186 (inline_forbidden_p): Update call to copy_forbidden.
16187 (tree_versionable_function_p): Likewise.
16188 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
16189 (chkp_versioning): Likewise.
16190 * tree-inline.h (copy_forbidden): Update decl.
16192 2016-03-16 Marek Polacek <polacek@redhat.com>
16195 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
16196 function being thunked if the result type doesn't have fixed size.
16197 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
16198 doesn't have fixed size.
16200 2016-03-16 Bin Cheng <bin.cheng@arm.com>
16202 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
16203 reporting malformed loop nest.
16205 2016-03-16 Tom de Vries <tom@codesourcery.com>
16208 * ipa-devirt.c (possible_polymorphic_call_targets): Move
16209 nodes.length () == 1 test to before first nodes[0] access.
16211 2016-03-16 Tom de Vries <tom@codesourcery.com>
16213 PR tree-optimization/68715
16214 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
16215 single_pred_p test.
16217 2016-03-16 Tom de Vries <tom@codesourcery.com>
16219 PR tree-optimization/68809
16220 * graphite-scop-detection.c (same_close_phi_node): Test if result types
16223 2016-03-16 Carlos O'Donell <carlos@redhat.com>
16224 Sandra Loosemore <sandra@codesourcery.com>
16226 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
16227 on leaf attribute. Mention ELF interposition problems.
16229 2016-03-16 Alan Modra <amodra@gmail.com>
16231 PR rtl-optimization/69195
16232 PR rtl-optimization/47992
16233 * ira.c (indirect_jump_optimize): Ignore artificial defs.
16236 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
16239 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
16241 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
16243 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
16245 2016-03-15 Jakub Jelinek <jakub@redhat.com>
16247 PR rtl-optimization/70222
16248 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
16249 optimization if mode is different from result_mode, queue up masking
16250 of the result in outer_op. Formatting fix.
16252 PR middle-end/70239
16253 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
16256 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
16258 PR rtl-optimization/69032
16259 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
16260 looping backwards over basic block insns.
16262 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
16265 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
16266 to non-speculative when propagating trap bits.
16268 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
16270 PR rtl-optimization/63384
16271 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
16272 DEBUG_INSN_P insns.
16274 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
16277 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
16278 factored out from ...
16279 (sched_analyze_insn): ... here.
16280 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
16281 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
16282 get_implicit_reg_pending_clobbers in it.
16283 (setup_id_reg_sets): Use setup_id_implicit_regs.
16284 (deps_init_id): Ditto.
16286 2016-03-15 Tom de Vries <tom@codesourcery.com>
16289 * cgraph.c (cgraph_node::get_body): Save, reset and restore
16291 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
16292 execute_function_dump.
16293 (execute_one_pass): Don't dump function if it will be dumped after ipa
16296 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
16298 * genrecog.c (match_pattern_2): If pred is NULL don't call
16299 safe_predicate_mode on it.
16301 2016-03-14 Jakub Jelinek <jakub@redhat.com>
16303 PR middle-end/70219
16304 * lra-constraints.c (delete_move_and_clobber): Change assertion
16305 to also allow dregno == 0.
16307 2016-03-14 Richard Henderson <rth@redhat.com>
16310 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
16311 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
16312 (reassociate_bb): Use optimize_vec_cond_expr; avoid
16313 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
16316 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
16319 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
16321 (lra_create_live_ranges_1): initialize hard register biggest_mode to
16323 * lra-constraints.c (split_reg): For hard regs, try to find the
16324 biggest single-register mode used in the function.
16326 2016-03-14 Richard Biener <rguenther@suse.de>
16328 PR tree-optimization/56365
16329 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
16330 constants to compare against.
16332 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
16335 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
16336 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
16337 (define_split for the GPR case): Use int_reg_operand instead of
16338 gpc_reg_operand for the output.
16340 2016-03-14 Tom de Vries <tom@codesourcery.com>
16342 PR tree-optimization/70045
16343 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
16344 create_empty_if_region_on_edge argument.
16346 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
16348 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
16349 (STACK_CHECK_PROTECT): Likewise.
16350 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
16351 (STACK_CHECK_PROTECT): Likewise.
16352 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
16353 (STACK_CHECK_PROTECT): Likewise.
16354 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
16355 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
16356 (STACK_CHECK_PROTECT): Likewise.
16358 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
16360 PR rtl-optimization/69307
16361 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
16362 registers in modes that span more than one register.
16364 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
16367 * lra-constraints.c (delete_move_and_clobber): New.
16368 (remove_inheritance_pseudos): Use it.
16370 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
16373 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
16374 the libcall is LCT_THROW.
16375 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
16376 for the checking routine.
16378 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
16381 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
16382 optimization if we have direct move.
16383 (roundu32<mode>2_fprs): Likewise.
16385 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
16388 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
16390 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
16391 Arguments swapped. All callers changed. Take reg_renumber into
16392 account, and Calculate and compare register ranges for hard regs.
16394 2016-03-11 Jeff Law <law@redhat.com>
16396 PR tree-optimization/70190
16397 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
16398 Handle cases where we can not extract the taken edge, even though we
16399 found a constant value.
16401 PR tree-optimization/64058
16402 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
16403 (num_coalesce_pairs): Move up earlier in file.
16404 (find_coalesce_pair): Initialize the INDEX field for each pair
16406 (compare_pairs): No longer sort on the elements in each pair.
16407 Instead break ties with the index of the coalesce pair.
16409 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16412 * config/aarch64/aarch64-protos.h
16413 (aarch64_save_restore_target_globals): New prototype.
16414 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
16415 Call the above when popping pragma.
16416 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
16418 (aarch64_set_current_function): Rewrite using the above.
16420 2016-03-11 Jakub Jelinek <jakub@redhat.com>
16422 PR tree-optimization/70177
16423 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
16424 (extract_ops_from_tree): ... this. In the 2 argument
16425 overload remove _1 suffix.
16426 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
16427 (extract_ops_from_tree): ... this.
16428 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
16430 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
16431 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
16432 extract_ops_from_tree instead of 2 operand one.
16434 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
16436 PR tree-optimization/70013
16437 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
16438 for constant-pool entries.
16440 2016-03-11 Jakub Jelinek <jakub@redhat.com>
16442 PR rtl-optimization/70174
16443 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
16444 followed by gen_lowpart on force_reg instead of just gen_lowpart.
16446 PR tree-optimization/70169
16447 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
16448 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
16451 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
16452 Jakub Jelinek <jakub@redhat.com>
16455 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
16456 of uninitialized values.
16458 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
16460 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
16462 ("*trunctddd2"): New pattern definition.
16463 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
16466 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
16468 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
16469 definitions for BFP and DFP rounding modes.
16470 ("fixuns_truncdddi2", "fixuns_trunctddi2")
16471 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
16472 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
16473 ("fix_trunctf<mode>2"): Use the new constants instead of magic
16476 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
16478 * config/s390/constraints.md: Adjust comment.
16479 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
16480 s390_decompose_addrstyle_without_index.
16481 * config/s390/predicates.md (shift_count_or_setmem_operand):
16482 Rename to setmem_operand.
16483 * config/s390/s390-protos.h
16484 (s390_decompose_shift_count): Rename to
16485 s390_decompose_addrstyle_without_index.
16486 * config/s390/s390.c (s390_decompose_shift_count)
16487 (s390_mem_constraint, print_shift_count_operand)
16488 (print_operand_address, print_operand): Rename
16489 s390_decompose_shift_count to
16490 s390_decompose_addrstyle_without_index and rename
16491 print_shift_count_operand to print_addrstyle_operand troughout the
16493 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
16494 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
16495 Rename shift_count_or_setmem_operand to setmem_operand.
16496 * config/s390/vx-builtins.md ("vec_insert<mode>")
16497 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
16500 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16503 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
16504 Handle overlapping retval and newval.
16506 2016-03-10 Nick Clifton <nickc@redhat.com>
16509 * config/aarch64/aarch64.c
16510 (aarch64_override_options_after_change_1): When forcing
16511 flag_omit_frame_pointer to be true, use a special value that can
16512 be detected if this function is called again, thus preventing
16513 flag_omit_leaf_frame_pointer from being forced to be false.
16515 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16517 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
16518 Set x_flag_omit_leaf_frame_pointer when handling
16519 -momit-leaf-frame-pointer.
16521 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
16524 * cgraph.c (cgraph_node::dump): Dump split_part and
16525 indirect_call_target.
16526 * cgraph.h (cgraph_node): Add indirect_call_target flag.
16527 * ipa.c (has_addr_references_p): Cleanup.
16528 (is_indirect_call_target_p): New.
16529 (walk_polymorphic_call_targets): Do not mark virtuals that may be
16530 called indirectly as local.
16531 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
16533 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
16536 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
16537 on cxa_pure_virtual.
16539 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
16542 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
16544 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
16547 * tree.c (need_assembler_name_p): Only record main variant type names.
16549 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
16552 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
16553 Always define to 0 or 1.
16554 (TARGET_FIX_ERR_A53_843419): New macro.
16555 * config/aarch64/aarch64-elf-raw.h
16556 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
16557 * config/aarch64/aarch64-linux.h: Likewise.
16558 * config/aarch64/aarch64.c
16559 (aarch64_override_options_after_change_1): Do not default
16560 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
16562 (aarch64_attributes): Handle fix-cortex-a53-843419.
16563 (aarch64_can_inline_p): Likewise.
16564 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
16566 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
16567 Jakub Jelinek <jakub@redhat.com>
16569 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
16570 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
16571 DECL_COMMONS if flag_unconstrained_commons is set.
16572 * tree-dfa.c (get_ref_base_and_extent): Likewise.
16573 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
16574 (funconstrained-commons): Document.
16576 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
16578 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
16579 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
16581 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
16583 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
16584 has a proper number of elements.
16586 2016-03-10 Alan Modra <amodra@gmail.com>
16588 PR rtl-optimization/69195
16589 PR rtl-optimization/47992
16590 * ira.c (recorded_label_ref): Delete.
16591 (update_equiv_regs): Return void.
16592 (indirect_jump_optimize): New function.
16593 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
16594 before regstat_compute_ri. Don't rebuild_jump_labels here.
16595 Delete update_regstat.
16597 2016-03-10 Richard Biener <rguenther@suse.de>
16599 PR tree-optimization/70128
16600 * tree-ssa-structalias.c (set_uids_in_ptset): Set
16601 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
16603 2016-03-09 Jakub Jelinek <jakub@redhat.com>
16605 PR tree-optimization/70152
16606 * tree-sra.c (replace_removed_params_ssa_names): Copy over
16607 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
16610 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
16611 instead of gen_sse2_loadlpd.
16612 * config/i386/sse.md (*vec_concatv2df): Rename to...
16613 (vec_concatv2df): ... this.
16615 PR tree-optimization/70127
16616 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
16618 2016-03-09 David Malcolm <dmalcolm@redhat.com>
16622 * diagnostic-show-locus.c (compatible_locations_p): New function.
16623 (layout::layout): Sanitize ranges using compatible_locations_p.
16625 2016-03-09 David Malcolm <dmalcolm@redhat.com>
16629 * diagnostic-show-locus.c (layout_range::layout_range): Replace
16630 location_range param with three const expanded_locations * and a
16632 (layout::layout): Replace call to
16633 rich_location::lazily_expand_location with get_expanded_location.
16634 Extract the range and perform location expansion here, passing
16635 the results to the layout_range ctor.
16636 * diagnostic.c (source_range::debug): Delete.
16637 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
16638 of rich_location::get_expanded_location.
16639 * gcc-rich-location.c (get_range_for_expr): Delete.
16640 (gcc_rich_location::add_expr): Reimplement to avoid the
16641 rich_location::add_range overload that took a location_range,
16642 passing a location_t instead.
16644 2016-03-09 Richard Biener <rguenther@suse.de>
16645 Jakub Jelinek <jakub@redhat.com>
16647 PR tree-optimization/70138
16648 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
16649 Also skip vect_double_reduction_def.
16651 2016-03-09 Jakub Jelinek <jakub@redhat.com>
16654 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
16655 if the operand is "m".
16657 2016-03-09 Nathan Sidwell <nathan@acm.org>
16659 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
16661 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
16663 * config/i386/i386.c (processor_target_table): Fix cost table
16664 intialization order for znver1.
16666 2016-03-08 Jakub Jelinek <jakub@redhat.com>
16668 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
16669 - becuase -> because.
16670 * ipa-reference.c (ignore_module_statics): Likewise.
16671 * cgraph.c (cgraph_node::get_body): Likewise.
16672 * ipa-inline.c (early_inliner): Likewise.
16673 * ipa-devirt.c (types_same_for_odr): Likewise.
16674 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
16675 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
16677 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16679 * tree-ssa-math-opts.c: Fix typo in comment.
16681 2016-03-08 Jakub Jelinek <jakub@redhat.com>
16684 * config/i386/i386.c (scalar_chain::make_vector_copies,
16685 scalar_chain::convert_reg): Call end_sequence in between
16686 get_insns and emit_conversion_insns rather than after both
16689 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
16692 * config/i386/i386.h (machine_function): Add
16693 pc_thunk_call_expanded flag.
16694 (ix86_pc_thunk_call_expanded): New define.
16695 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
16696 (*set_got): Rename insn pattern from set_got.
16697 (*set_got_labelled): Rename inst pattern from set_got_labelled.
16698 * config/i386/i386.c (ix86_compute_frame_layout): Use
16699 ix86_pc_thunk_call_expanded to prevent red-zone.
16701 2016-03-07 Martin Jambor <mjambor@suse.cz>
16703 * hsa.h (hsa_get_ctor_statements): Declare.
16704 (hsa_get_dtor_statements): Likewise.
16705 (hsa_get_kernel_dispatch_type): Likewise.
16706 * hsa.c (hsa_get_ctor_statements): New function.
16707 (hsa_get_dtor_statements): Likewise.
16708 (hsa_get_kernel_dispatch_type): Likewise.
16709 * hsa-brig.c (hsa_cdtor_statements): Removed.
16710 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
16711 hsa_get_dtor_statements.
16712 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
16713 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
16715 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
16717 * config/arm/arm-cores.def (cortex-r8): New.
16718 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
16719 * config/arm/arm-tune.md: Likewise.
16720 * doc/invoke.texi: Add cortex-r8 to list of cpu values.
16722 2016-03-07 Martin Sebor <msebor@redhat.com>
16724 PR rtl-optimization/19705
16725 * doc/invoke.texi (Options That Control Optimization): Clarify
16726 -fno-branch-count-reg.
16728 2016-02-26 Richard Biener <rguenther@suse.de>
16729 Jeff Law <law@redhat.com>
16731 PR tree-optimization/69740
16732 * cfghooks.c (remove_edge): Request loop fixups if we delete
16733 an edge that might turn an irreducible loop into a natural
16735 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
16736 Move after definition of loops_state_clear.
16738 2016-03-07 Bin Cheng <bin.cheng@arm.com>
16740 PR rtl-optimization/69052
16741 * rtlanal.c (commutative_operand_precedence): Set higher precedence
16744 2016-03-07 Tom de Vries <tom@codesourcery.com>
16746 PR tree-optimization/70116
16747 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
16748 is_tm_ending stmts and ubsan/asan internal functions.
16749 (find_duplicate): Use it. Don't test is_tm_ending here.
16751 2016-03-07 Richard Biener <rguenther@suse.de>
16753 PR tree-optimization/70115
16754 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
16755 (propagate_constants_for_unrolling): Use replace_uses_by.
16757 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
16759 PR middle-end/69916
16760 * omp-low.c (struct oacc_loop): Add ifns.
16761 (new_oacc_loop_raw): Initialize it.
16762 (finish_oacc_loop): Clear mask & flags if no ifns.
16763 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
16764 (oacc_loop_xform_loop): Add ifns arg & adjust.
16765 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
16767 2016-03-07 Richard Henderson <rth@redhat.com>
16770 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
16771 (insert_value_copy_on_edge): Likewise.
16773 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16775 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
16777 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
16780 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
16782 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
16784 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
16786 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
16788 Fix sseimul type attribute.
16789 * config/i386/znver1.md
16790 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
16791 znver1_sseimul_avx256_load) : Fix the type attribute.
16792 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
16793 pipe usage and latency.
16795 2016-03-05 Jakub Jelinek <jakub@redhat.com>
16798 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
16799 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
16802 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
16805 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
16807 PR rtl-optimization/69941
16808 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
16809 the reg share its mode.
16811 2016-03-04 Jeff Law <law@redhat.com>
16813 PR tree-optimization/69196
16814 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
16815 If the both SSA_NAMEs are anonymous, then consider them unassociated
16816 and include the PHI in the statement count.
16818 2016-03-05 Tom de Vries <tom@codesourcery.com>
16820 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
16821 construct in oacc routine. Check for oacc region in oacc routine.
16823 2016-03-04 Jakub Jelinek <jakub@redhat.com>
16826 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
16827 2016-02-22 changes, instead don't recurse if RECUR is already true.
16828 Don't change *dynamic_check if RECUR. Adjust recursive caller
16829 to pass true to the new argument.
16830 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
16833 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
16834 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
16836 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
16838 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
16840 PR rtl-optimization/57676
16841 * lra-assigns.c (lra_assign): Guard test for maximum iterations
16842 with flag_checking.
16844 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
16846 * tree-vect-patterns.c (search_type_for_mask): Handle
16847 comparison of booleans.
16849 2016-03-04 Jakub Jelinek <jakub@redhat.com>
16851 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
16855 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
16856 all other ops that have dw_val_class_die_ref operands,
16857 and DW_OP_GNU_entry_value.
16859 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16861 PR rtl-optimization/69904
16862 * config/arm/arm.c (arm_cannot_copy_insn_p):
16863 Return true for load-exclusive instructions.
16865 2016-03-03 Jakub Jelinek <jakub@redhat.com>
16868 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
16869 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
16870 the pattern no matter if it is used just by non-pattern, pattern
16872 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
16873 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
16874 oprnd1 def_stmt is in pattern, don't look through it.
16876 2016-03-03 Marek Polacek <polacek@redhat.com>
16878 PR middle-end/70050
16879 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
16881 2016-03-03 Martin Liska <mliska@suse.cz>
16883 PR tree-optimization/70043
16884 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
16885 previous statement if we see a debug statement.
16887 2016-03-03 Richard Biener <rguenther@suse.de>
16889 PR tree-optimization/55936
16890 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
16891 parameter and guard unsafe equivalence use.
16892 (vrp_evaluate_conditional_warnv_with_ops): Always use
16893 safe equivalences but not via the quadratic compare_names
16896 2016-03-03 Michael Collison <michael.collison@linaro.org>
16899 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
16900 for operand 1 to s_register_operand. Change predicate for operand
16901 2 to arm_not_immediate_operand.
16903 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
16905 * doc/tm.texi: Regenerated.
16907 2016-03-02 Richard Henderson <rth@redhat.com>
16910 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
16911 simplification when all args are positive non-fixed registers.
16913 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16915 * target.def (lra_p): Specify that new ports should use LRA.
16917 2016-03-02 Jakub Jelinek <jakub@redhat.com>
16920 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
16921 gimplify_type_sizes the type they refer to.
16922 (omp_notice_variable): Handle reference vars to VLAs.
16923 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
16924 reference to VLA decls in the second pass instead of first pass.
16926 2016-03-02 Tom de Vries <tom@codesourcery.com>
16928 PR tree-optimization/68659
16929 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
16930 new_expr == NULL_TREE.
16931 (get_new_name): Handle ADDR_EXPR.
16933 2016-03-02 Bin Cheng <bin.cheng@arm.com>
16935 PR rtl-optimization/69052
16936 * loop-invariant.c (canonicalize_address): New function.
16937 (inv_can_prop_to_addr_use): Check validity of address expression
16938 which is canonicalized by above function.
16940 2016-03-02 Alan Modra <amodra@gmail.com>
16943 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
16946 2016-03-02 Jakub Jelinek <jakub@redhat.com>
16949 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
16950 (*movhi_internal): Put mask moves from and to memory separately
16951 from moves from/to GPRs.
16953 2016-03-02 Richard Biener <rguenther@suse.de>
16955 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
16956 GENERIC expressions in GIMPLE.
16958 2016-03-02 Richard Biener <rguenther@suse.de>
16960 * config/i386/i386.c (type_natural_mode): Fix typo.
16962 2016-03-02 Nick Clifton <nickc@redhat.com>
16964 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
16966 2016-03-02 Richard Biener <rguenther@suse.de>
16967 Uros Bizjak <ubizjak@gmail.com>
16970 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
16972 2016-03-02 Richard Biener <rguenther@suse.de>
16974 PR middle-end/67278
16975 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
16977 2016-03-02 Marek Polacek <polacek@redhat.com>
16980 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
16981 "is promoted to" warning.
16983 2016-03-01 DJ Delorie <dj@redhat.com>
16985 * config.gcc: Deprecate mep-*.
16987 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
16989 PR middle-end/70025
16990 * lra-constraints.c (regno_val_use_in): New.
16991 (match_reload): Use it instead of regno_use_in.
16993 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
16995 PR rtl-optimization/70007
16996 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
16997 references present in REG_EQUAL notes attached to non-SET patterns.
16999 2016-03-01 Jeff Law <law@redhat.com>
17001 PR tree-optimization/69196
17002 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
17003 Appropriately clamp the number of statements to copy when the
17004 thread path does not traverse a loop backedge.
17006 PR tree-optimization/69196
17007 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
17008 Do count some PHIs in the thread path against the insn count. Decrease
17009 final statement count by one as the control statement in the last
17010 block will get removed. Remove special cased code for handling PHIs
17013 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
17016 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
17017 asm dialect alternatives to explicit GOTPCREL calls.
17019 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
17022 * ira.c (do_reload): Issue warning for generic stack checking here...
17023 * reload1.c (reload): ...instead of here and streamline it.
17025 2016-03-01 Nick Clifton <nickc@redhat.com>
17027 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
17029 2016-03-01 Richard Biener <rguenther@suse.de>
17031 PR tree-optimization/69983
17032 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
17033 types and fall back to operand_equal_p.
17035 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
17038 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
17040 * config/s390/constraints.md ("jm8"): New constraint.
17041 * config/s390/predicates.md ("const_int_8bitset_operand"): New
17043 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
17045 ("*setmem_long<setmem_and>"): New pattern.
17046 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
17048 ("*setmem_long_31z<setmem_and>"): New pattern.
17049 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
17050 New substitution rules with the required attributes.
17053 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
17056 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
17058 * gensupport.c (process_substs_on_one_elem): Split loop to
17059 complete mark_operands_used_in_match_dup on all expressions in the
17061 (adjust_operands_numbers): Inline into process_substs_on_one_elem
17062 and remove function.
17064 2016-03-01 Richard Biener <rguenther@suse.de>
17066 PR middle-end/70022
17067 * fold-const.c (fold_indirect_ref_1): Fix range checking for
17068 vector BIT_FIELD_REF extract.
17070 2016-03-01 Richard Biener <rguenther@suse.de>
17072 PR tree-optimization/69994
17073 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
17075 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
17077 PR tree-optimization/69956
17078 * tree-vect-stmts.c (supportable_widening_operation): Support
17079 multi-step conversion of boolean vectors.
17080 (supportable_narrowing_operation): Likewise.
17082 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
17084 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
17087 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
17089 * config/s390/subst.md (DSI_VI): New mode iterator.
17090 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
17091 * config/s390/vector.md ("vec_set<mode>"): Move expander before
17092 the insn definition.
17093 ("*vec_set<mode>"): Change predicate and add alternative to
17094 support only either register or const_int operands as element
17096 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
17098 ("vec_extract<mode>"): New expander.
17099 ("*vec_extract<mode>"): New insn definition supporting reg and
17100 const_int element selectors.
17101 ("*vec_extract<mode>_plus"): New insn definition supporting
17102 reg+const_int element selectors.
17103 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
17104 following expander+insn definition.
17105 ("<vec_shifts_name><mode>3"): New expander.
17106 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
17108 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
17110 * config/s390/s390.md ("*tabort_1"): Change predicate to
17111 nonmemory_operand. Add a second alternative to cover
17112 register as well as const int operands.
17113 ("*tabort_1_plus"): New pattern definition.
17115 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
17117 * config/s390/s390.md ("*ashrdi3_cc_31")
17118 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
17119 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
17120 Merge insn definitions into ...
17121 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
17122 New pattern definition.
17123 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
17124 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
17125 ("*ashr<mode>3_and"): Merge insn definitions into ...
17126 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
17127 New pattern definition.
17128 * config/s390/subst.md ("addr_style_op_cc_subst")
17129 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
17130 substitutions patterns plus attributes.
17131 Add ashiftrt to SUBST iterator.
17133 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
17135 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
17136 op2 to nonmemory_operand.
17137 ("*<shift>di3_31", "*<shift>di3_31_and"):
17138 Merge into single pattern definition ...
17139 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
17140 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
17141 pattern definition ...
17142 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
17143 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
17146 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
17148 * config/s390/predicates.md (const_int_6bitset_operand): New
17150 * config/s390/s390.md: Include subst.md.
17151 ("rotl<mode>3"): New expander.
17152 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
17154 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
17155 * config/s390/subst.md: New file.
17157 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
17159 * config/s390/s390.md ("op_type", "atype", "length" attributes):
17160 Remove RRR type. It doesn't really exist.
17161 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
17163 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
17164 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
17165 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
17166 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
17167 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
17168 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
17169 `enabled' attribute.
17171 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
17173 * gensupport.c (process_substs_on_one_elem): Split loop to
17174 complete mark_operands_used_in_match_dup on all expressions in the
17176 (adjust_operands_numbers): Inline into process_substs_on_one_elem
17177 and remove function.
17179 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
17182 * config/sparc/sparc.c (NWORDS_UP): Rename to...
17183 (CEIL_NWORDS): ...this. Use CEIL macro.
17184 (compute_fp_layout): Adjust to above renaming.
17185 (function_arg_union_value): Likewise.
17186 (sparc_arg_partial_bytes): Likewise.
17187 (sparc_function_arg_advance): Likewise.
17189 2016-02-29 Jeff Law <law@redhat.com>
17191 PR tree-optimization/70005
17192 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
17193 where an object with a boolean range is compared against a value
17196 PR tree-optimization/69999
17197 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
17198 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
17201 2016-02-29 Richard Biener <rguenther@suse.de>
17203 PR tree-optimization/69994
17204 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
17205 (get_unary_op): Look through nop conversions.
17206 (ops_equal_values_p): New function, look for equality diregarding
17208 (eliminate_plus_minus_pair): Use ops_equal_values_p
17209 (repropagate_negates): Do not use get_unary_op here.
17211 2016-02-29 Martin Liska <mliska@suse.cz>
17213 * system.h: Poison ENABLE_CHECKING macro.
17215 2016-02-29 Martin Liska <mliska@suse.cz>
17217 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
17218 is presented in dump flags.
17219 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
17220 (hsa_regalloc): Likewise.
17222 2016-02-19 Richard Biener <rguenther@suse.de>
17224 PR tree-optimization/69980
17225 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
17226 permutation of those we need to keep.
17228 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
17231 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
17232 (NWORDS_UP): ...this
17233 (init_cumulative_args): Minor tweaks.
17234 (sparc_promote_function_mode): Likewise.
17235 (scan_record_type): Delete.
17236 (traverse_record_type): New function template.
17237 (classify_data_t): New structure type.
17238 (classify_registers): New inline function.
17239 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
17240 exhausted. Instantiate traverse_record_type on classify_registers and
17241 deal with the case of a structure passed in slot #15 with no FP field
17243 (assign_data_t): New structure type.
17244 (compute_int_layout): New static function.
17245 (compute_fp_layout): Likewise.
17246 (count_registers): New inline function.
17247 (assign_int_registers): New static function.
17248 (assign_fp_registers): Likewise.
17249 (assign_registers): New inline function.
17250 (function_arg_record_value_1): Delete.
17251 (function_arg_record_value_2): Likewise.
17252 (function_arg_record_value_3): Likewise.
17253 (function_arg_record_value): Adjust to above changes. Instantiate
17254 traverse_record_type on count_registers to first count the number of
17255 registers to be used and then on assign_registers to assign them.
17256 (function_arg_union_value): Adjust to above renaming.
17257 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
17258 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
17259 case of a structure passed in slot #15
17260 (sparc_function_arg_advance): Likewise.
17261 (function_arg_padding): Minor tweak.
17263 2016-02-29 Richard Biener <rguenther@suse.de>
17265 PR tree-optimization/69720
17266 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
17267 the adjustment_def path for possibly vectorized defs.
17268 (vect_create_epilog_for_reduction): Handle vectorized initial
17271 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
17273 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
17275 2016-02-27 Jeff Law <law@redhat.com>
17278 2016-02-26 Richard Biener <rguenther@suse.de>
17279 Jeff Law <law@redhat.com>
17281 PR tree-optimization/69740
17282 * cfghooks.c (remove_edge): Request loop fixups if we delete
17283 an edge that might turn an irreducible loop into a natural
17286 2016-02-27 Jakub Jelinek <jakub@redhat.com>
17288 PR rtl-optimization/69896
17289 * tree-vect-generic.c (get_compute_type): Avoid single element
17292 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
17294 Rename the AArch64 tuning option and related functions to enable the
17295 Newton series for the reciprocal square root to reflect its
17296 approximative characteristic.
17298 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
17299 function to "aarch64_emit_approx_rsqrt".
17300 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
17301 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
17302 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
17303 (xgene1_tunings): Likewise.
17304 (use_rsqrt_p): Likewise.
17305 (aarch64_emit_swrsqrt): Use new function name.
17306 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
17307 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
17308 text explaining this option.
17309 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
17311 2016-02-26 Jakub Jelinek <jakub@redhat.com>
17314 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
17315 complain about -mallow-movmisalign without -mvsx if
17316 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
17318 2016-02-26 Joel Sherrill <joel@rtems.org>
17320 * config.gcc: Add x86_64-*-rtems*.
17321 * config/i386/rtems-64.h: New file.
17323 2016-02-26 Joel Sherrill <joel@rtems.org>
17325 * config.gcc: Add aarch64-*-rtems*.
17326 * config/aarch64/rtems.h: New file.
17328 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
17331 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
17332 shift amount using %h. Add comment.
17334 2016-02-26 Richard Biener <rguenther@suse.de>
17335 Jeff Law <law@redhat.com>
17337 PR tree-optimization/69740
17338 * cfghooks.c (remove_edge): Request loop fixups if we delete
17339 an edge that might turn an irreducible loop into a natural
17342 2016-02-26 Martin Jambor <mjambor@suse.cz>
17344 PR middle-end/69920
17345 * tree-sra.c (sra_modify_assign): Do not remove loads of
17346 uninitialized aggregates to SSA_NAMEs.
17348 2016-02-26 Richard Henderson <rth@redhat.com>
17351 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
17352 pseudo in case the target rtx matches the source of the left
17355 2016-02-26 Martin Jambor <mjambor@suse.cz>
17358 * hsa.h (hsa_type_packed_p): Declare.
17359 * hsa.c (hsa_type_packed_p): New function.
17360 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
17362 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
17363 * hsa-brig.c (emit_basic_insn): Likewise.
17365 2016-02-26 Martin Jambor <mjambor@suse.cz>
17368 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
17370 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
17372 2016-02-26 Martin Jambor <mjambor@suse.cz>
17374 * hsa.h (is_a_helper): New overload for hsa_op_immed for
17375 hsa_op_with_type operands.
17376 (hsa_unsigned_type_for_type): Declare.
17377 * hsa.c (hsa_unsigned_type_for_type): New function.
17378 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
17379 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
17380 the finalizer. Do not emit extra move.
17382 2016-02-26 Martin Jambor <mjambor@suse.cz>
17384 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
17385 atomic operations in private segment.
17387 2016-02-26 Martin Jambor <mjambor@suse.cz>
17389 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
17390 statements to wi->info. Also disallow omp simd constructs.
17391 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
17392 for not gridifying. Dump special string for omp_for.
17394 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17397 * config/aarch64/aarch64.c (aarch64_set_current_function):
17398 Save/restore target globals when switching to
17399 target_option_default_node.
17401 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17404 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
17405 Return 0 if !SHIFT_COUNT_TRUNCATED.
17407 2016-02-26 Jakub Jelinek <jakub@redhat.com>
17408 Eric Botcazou <ebotcazou@adacore.com>
17410 PR rtl-optimization/69891
17411 * dse.c (scan_insn): If we can't figure out memset arguments
17412 or they are non-constant, call clear_rhs_from_active_local_stores.
17414 2016-02-26 Martin Liska <mliska@suse.cz>
17416 * doc/extend.texi: Mention clog10, clog10f an clog10l
17417 in Builtins section.
17419 2016-02-26 Martin Liska <mliska@suse.cz>
17421 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
17423 (resolve_args_picking_1): Likewise.
17424 * dwarf2out.h (struct GTY): Likewise.
17426 2016-02-26 Martin Liska <mliska@suse.cz>
17428 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
17429 with flag_checking.
17430 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
17432 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
17433 Martin Liska <mliska@suse.cz>
17435 * doc/install.texi: Mention --enable-valgrind-annotations.
17437 2016-02-26 Richard Biener <rguenther@suse.de>
17439 PR tree-optimization/69551
17440 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
17441 looking through aliases adjust DECL_PT_UID to refer to the
17442 ultimate alias target.
17444 2016-02-25 Martin Liska <mliska@suse.cz>
17446 PR middle-end/69919
17447 * alloc-pool.c (after_memory_report): New variable.
17448 * alloc-pool.h (base_pool_allocator ::release): Do not use
17449 the infrastructure if after_memory_report.
17450 * toplev.c (toplev::main): Mark after memory report.
17452 2016-02-25 Richard Biener <rguenther@suse.de>
17454 PR tree-optimization/48795
17455 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
17457 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
17460 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
17461 offloading is enabled and -fopenacc or -fopenmp is specified.
17462 (CRTOFFLOADEND): Likewise.
17463 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
17464 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
17465 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
17466 (offload_objects_file_name): New static var.
17467 (tool_cleanup): Remove offload_objects_file_name file.
17468 (find_offloadbeginend): Replace with ...
17469 (find_crtoffloadtable): ... this.
17470 (run_gcc): Remove offload_argc and offload_argv.
17471 Get offload_objects_file_name from -foffload-objects=... option.
17472 Read names of object files with offload from this file, pass them to
17473 compile_images_for_offload_targets. Don't call find_offloadbeginend and
17474 don't pass offloadbegin and offloadend to the linker. Don't pass
17475 offload non-LTO files to the linker, because now they're not claimed.
17477 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
17480 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
17481 on builtin_unreachable.
17483 2016-02-25 Jakub Jelinek <jakub@redhat.com>
17485 PR rtl-optimization/69896
17486 * regcprop.c: Include cfgrtl.h.
17487 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
17488 than remembered mode, either delete it (if noop_move_p), or
17489 treat like copy_p but not noop_p instruction.
17491 2016-02-24 Jakub Jelinek <jakub@redhat.com>
17494 * dwarf2out.c (gen_variable_die): Work around buggy LTO
17495 - allow NULL decl for Fortran DW_TAG_common_block variables.
17497 2016-02-24 Jason Merrill <jason@redhat.com>
17499 * common.opt (flifetime-dse): Add -flifetime-dse=1.
17501 2016-02-24 Richard Biener <rguenther@suse.de>
17502 Jakub Jelinek <jakub@redhat.com>
17504 PR middle-end/69760
17505 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
17506 conditionally executed ops to well-defined overflow behavior.
17508 2016-02-24 Jakub Jelinek <jakub@redhat.com>
17510 PR middle-end/69915
17511 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
17514 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17516 PR rtl-optimization/69886
17517 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
17518 argument. Use it when checking validity of set instructions.
17519 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
17520 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
17522 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
17523 * store-motion.c (find_moveable_store): Update
17524 can_assign_to_reg_without_clobbers_p callsite.
17526 2016-02-24 Richard Biener <rguenther@suse.de>
17528 PR middle-end/68963
17529 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
17531 (record_nonwrapping_iv): Do not fall back to the low/high bound
17532 for non-constant IV bases if the stmt is not always executed.
17534 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17536 * config/arm/arm-cores.def (cortex-a32): New entry.
17537 * config/arm/arm-tables.opt: Regenerate.
17538 * config/arm/arm-tune.md: Regenerate.
17539 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
17540 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
17541 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
17542 for -mcpu and -mtune.
17544 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17547 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
17548 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
17549 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
17550 (atomic_loaddi_1): Delete.
17551 (atomic_loaddi): Rewrite expander using the above changes.
17553 2016-02-24 Jakub Jelinek <jakub@redhat.com>
17556 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
17559 2016-02-24 Jakub Jelinek <jakub@redhat.com>
17560 Richard Biener <rguenth@suse.de>
17562 PR middle-end/69909
17563 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
17564 set_mem_attributes if tem is SSA_NAME which got expanded
17567 2016-02-24 Richard Biener <rguenther@suse.de>
17569 PR tree-optimization/69907
17570 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
17571 end of permutations for BB vectorization.
17573 2016-02-24 Christian Bruel <christian.bruel@st.com>
17575 * config/arm/arm-c.c (arm_option_override): Initialize
17576 target_option_current_node.
17577 * config/arm/arm.c (arm_pragma_target_parse): Replace
17578 build_target_option_node call by target_option_current_node.
17579 Set target_option_current_node.
17582 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
17585 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
17586 define_insn_and_split to define_insn.
17587 (zero_extendqi<mode>2_dot2): Same.
17588 (extendqi<mode>2_dot): Same.
17589 (extendqi<mode>2_dot2): Same.
17591 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
17593 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
17594 and add bypass for AES{D,E} and AESMC pairs.
17595 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
17598 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
17600 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
17601 series for reciprocal square root in Exynos M1.
17603 2016-02-23 Martin Sebor <msebor@redhat.com>
17606 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
17607 __builtin_alloca_with_align.
17609 2016-02-23 Richard Henderson <rth@redhat.com>
17611 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
17612 (ix86_register_pragmas): Remove __seg_tls.
17613 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
17614 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
17615 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
17616 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
17617 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
17618 * doc/extend.texi (__seg_tls): Remove item.
17620 2016-02-23 Richard Biener <rguenther@suse.de>
17622 * alloc-pool.h (struct allocation_object): Make id member
17623 conditional on CHECKING_P again.
17624 (get_instance): Adjust.
17625 (base_pool_allocator): Likewise.
17627 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
17629 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
17630 (parallelize_loops): In OpenACC kernels mode, set n_threads to
17632 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
17634 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
17636 2016-02-23 Richard Biener <rguenther@suse.de>
17638 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
17639 * bitmap.h (struct bitmap_usage): Likewise.
17640 (bitmap_move): Declare.
17641 * bitmap.c (register_overhead): Take size_t argument.
17642 (bitmap_move): New function.
17643 * df-problems.c (df_rd_transfer_function): Use bitmap_move
17644 to properly account overhead.
17645 * tree.c (free_node): Use tree_size.
17647 2016-02-23 Jakub Jelinek <jakub@redhat.com>
17650 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
17651 when inverting comparison.
17654 * common.opt (Wunreachable-code): Add Warning flag.
17656 2016-02-23 Mark Wielaard <mjw@redhat.com>
17657 Jakub Jelinek <jakub@redhat.com>
17660 * cgraphunit.c (check_global_declaration): Check main_input_filename
17661 and DECL_SOURCE_FILE are not NULL.
17663 2016-02-23 Martin Jambor <mjambor@suse.cz>
17665 PR tree-optimization/69666
17666 * tree-sra.c (sra_modify_assign): Do not attempt to create
17667 default_def replacements for unscalarizable regions.
17669 2016-02-20 Mark Wielaard <mjw@redhat.com>
17672 * cgraphunit.c (check_global_declaration): Check level of
17673 warn_unused_const_variable and main_input_filename.
17674 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
17675 (-Wunused-variable): For C implies -Wunused-const-variable=1.
17676 (-Wunused-const-variable): Explain levels 1 and 2.
17678 2016-02-22 Jakub Jelinek <jakub@redhat.com>
17681 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
17682 identical arguments. Formatting and spelling fixes.
17685 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
17690 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
17691 and m68k-devices.def.
17692 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
17693 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
17695 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
17697 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
17698 and HImode registers.
17700 2016-02-22 Richard Biener <rguenther@suse.de>
17702 PR tree-optimization/69882
17703 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
17704 preserve permutations present because of gaps.
17705 (vect_supported_load_permutation_p): Always continue checking
17706 permutations after vect_attempt_slp_rearrange_stmts.
17708 2016-02-22 Bin Cheng <bin.cheng@arm.com>
17710 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
17711 min_profitable_estimate, rather than min_profitable_iters.
17713 2016-02-22 Jakub Jelinek <jakub@redhat.com>
17716 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
17717 SImode for last match_operand.
17719 2016-02-22 Martin Liska <mliska@suse.cz>
17721 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
17722 return bitsize - 1 as the return value.
17724 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
17728 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
17729 Handle negative shift counts.
17730 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
17731 force_reg on the shift constant.
17732 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
17733 (lshrsi3_d): Handle negative shift counts.
17735 2016-02-22 Richard Biener <rguenther@suse.de>
17736 Tom de Vries <tom@codesourcery.com>
17738 * graph.c: Include dumpfile.h.
17739 (print_graph_cfg): Split into three overloads.
17740 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
17742 2016-02-22 Tom de Vries <tom@codesourcery.com>
17744 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
17747 2016-02-22 Richard Biener <rguenther@suse.de>
17750 * ipa-inline-transform.c (inline_call): When not updating
17751 overall summaries adjust self size by the growth estimate.
17752 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
17753 hash-set, do not update overall summaries here. Renamed from ...
17754 (inline_to_all_callers): ... this which is now wrapping the
17755 above and performing delayed overall summary update.
17756 (early_inline_small_functions): Delay updating of the overall
17759 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
17761 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
17764 2016-02-19 Jakub Jelinek <jakub@redhat.com>
17767 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
17768 :%* in %:gt() argument.
17769 (greater_than_spec_func): Adjust for expecting only numbers,
17770 if there are more than two numbers, compare the last two.
17772 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
17774 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
17775 -Wnarrowing with -std.
17777 2016-02-19 Jakub Jelinek <jakub@redhat.com>
17780 * expr.c (store_field): Don't use bit-field path if exp is
17781 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
17782 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
17783 and the assignment can be performed by bitwise copy. Formatting
17786 PR middle-end/69838
17787 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
17788 call copy_reg_eh_region_note_forward on before and/or after sequences
17789 and remove note from insn if it no longer can throw.
17792 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
17793 if TARGET_AVX512BW.
17795 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
17797 * config/s390/vector.md: Add missing commutative operand markers
17798 to the patterns which qualify for one.
17799 * config/s390/vx-builtins.md: Likewise.
17801 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
17803 * config/s390/vector.md (VI, VI_QHS): Add single element vector
17804 types to mode iterators.
17805 (vec_double): ... and mode attribute.
17806 * config/s390/vx-builtins.md (non_vec_int): Likewise.
17808 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
17810 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
17811 Change the predicate of op2 from nonimmediate to general and let
17812 reload fix it if necessary.
17814 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
17816 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
17818 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
17820 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
17823 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
17825 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
17826 * config/s390/s390.c (s390_expand_vec_movstr): New function.
17827 * config/s390/s390.md ("movstr<P:mode>"): Call
17828 s390_expand_vec_movstr.
17830 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
17832 * config/s390/s390.md: Add missing output modifier for operand 1
17833 to print it as address properly.
17835 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
17837 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
17838 * config/s390/2964.md: New file.
17839 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
17840 of insn grouping attributes depending on the CPU level.
17841 (s390_get_unit_mask): New function.
17842 (s390_sched_score): Remove the OOO from the scheduling macros.
17843 Add loop to calculate a score for the instruction mix.
17844 (s390_sched_reorder): Likewise plus improve debug output.
17845 (s390_sched_variable_issue): Rename macros as above. Calculate
17846 the unit distances after actually scheduling an insn. Improve
17848 (s390_sched_init): Clear last_scheduled_unit_distance array.
17849 * config/s390/s390.md: Include 2964.md.
17851 2016-02-18 Jakub Jelinek <jakub@redhat.com>
17854 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
17855 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
17856 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
17857 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
17858 *avx512f_<code>v8div16qi2_mask_1): New insns.
17860 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
17863 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
17866 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
17867 earlyclobber from target. Use wF constraint for fused memory
17869 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
17871 2016-02-18 Jakub Jelinek <jakub@redhat.com>
17872 Martin Liska <mliska@suse.cz>
17875 * cfgexpand.c (asan_sanitize_stack_p): New function.
17876 (partition_stack_vars): Use the function.
17877 (expand_stack_vars): Likewise.
17878 (defer_stack_allocation): Likewise.
17879 (expand_used_vars): Likewise.
17881 2016-02-18 Richard Biener <rguenther@suse.de>
17883 PR middle-end/69553
17884 * fold-const.c (operand_equal_p): Properly compare offsets for
17885 IMAGPART_EXPR and ARRAY_REF.
17887 2016-02-18 Nick Clifton <nickc@redhat.com>
17891 * config/arm/arm.c (arm_option_override_internal): Disable
17892 interworking if the target does not support thumb instructions.
17893 (arm_reload_in_hi): Handle the case where a register to register
17894 move needs reloading because there is no simple pattern to handle
17896 (arm_reload_out_hi): Likewise.
17898 2016-02-18 Richard Biener <rguenther@suse.de>
17900 PR middle-end/69854
17901 * match.pd: Don't use fold_binary or fold_unary for folding
17904 2016-02-17 Jakub Jelinek <jakub@redhat.com>
17907 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
17908 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
17909 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
17910 warn on gimple_no_warning_p statements.
17912 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
17914 * doc/extend.texi (C++ Attributes): Correct description of
17915 warn_unused type attribute.
17917 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
17919 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
17920 correct instruction.
17922 2016-02-17 Richard Biener <rguenther@suse.de>
17924 PR rtl-optimization/69609
17925 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
17926 (find_traces_1_round): When ending a trace update cached priority
17928 (bb_to_key): Use cached priority when available.
17929 (copy_bb): Initialize cached priority.
17930 (reorder_basic_blocks_software_trace_cache): Likewise.
17932 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17935 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
17937 (aarch64_comparison_operator): Break overly long line into two.
17938 (aarch64_comparison_operation): Likewise.
17939 * config/aarch64/aarch64.md (cstorecc4): Use
17940 aarch64_comparison_operator_mode instead of
17941 aarch64_comparison_operator.
17942 (cstore<mode>4): Likewise.
17943 (aarch64_cstore<mode>): Likewise.
17944 (*cstoresi_insn_uxtw): Likewise.
17945 (cstore<mode>_neg): Likewise.
17946 (*cstoresi_neg_uxtw): Likewise.
17948 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17951 * config/arm/predicates.md (arm_comparison_operator_mode):
17953 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
17954 instead of arm_comparison_operator.
17955 (*mov_negscc): Likewise.
17956 (*mov_notscc): Likewise.
17957 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
17958 (*thumb2_mov_negscc): Likewise.
17959 (*thumb2_mov_negscc_strict_it): Likewise.
17960 (*thumb2_mov_notscc): Likewise.
17961 (*thumb2_mov_notscc_strict_it): Likewise.
17963 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
17965 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
17966 Add missing return.
17968 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
17970 * config/visium/visium.c (machine_libfunc_index): New enum.
17971 (machine_libfuncs): New structure.
17972 (visium_libfuncs): New static variable.
17973 (TARGET_INIT_LIBFUNCS): Define to...
17974 (visium_init_libfuncs): ...this. New function.
17975 (expand_block_move_4): Use the appropriate libfunc.
17976 (expand_block_move_2): Likewise.
17977 (expand_block_move_1): Likewise.
17978 (expand_block_set_4): Likewise.
17979 (expand_block_set_2): Likewise.
17980 (expand_block_set_1): Likewise.
17981 (visium_trampoline_init): Likewise.
17983 2016-02-17 Nick Clifton <nickc@redhat.com>
17985 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
17986 TI's devices.csv file as of March 2016.
17988 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
17991 * opts-global.c (handle_common_deferred_options): Introduce and
17992 initialize two global variables to remember command-line options
17993 specifying a stack-limiting register.
17994 * opts.h: Add extern declarations of the two new global variables.
17995 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
17996 variable based on the values of the two new global variables.
17998 2016-02-16 Jakub Jelinek <jakub@redhat.com>
18001 * common.opt (Wnonnull-compare): New warning.
18002 * doc/invoke.texi (-Wnonnull): Remove text about comparison
18003 of arguments against NULL.
18004 (-Wnonnull-compare): Document.
18005 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
18006 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
18007 * passes.def (pass_warn_nonnull_compare): Add.
18008 * gimple-ssa-nonnull-compare.c: New file.
18010 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
18012 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
18013 AARCH64_EXTRA_TUNE_RECIP_SQRT.
18015 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
18017 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
18018 reciprocal sqrt for -mlow-precision-recip-sqrt.
18020 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
18021 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18023 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
18024 always use lane loads to construct non-constant vectors.
18026 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
18028 * config/aarch64/aarch64.md
18029 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
18030 constraints for operand 3.
18031 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
18033 2016-02-16 Jakub Jelinek <jakub@redhat.com>
18034 Richard Biener <rguenther@suse.de>
18036 PR tree-optimization/69820
18037 * tree-vect-patterns.c (type_conversion_p): Return false if
18038 *orig_type is unsigned single precision or boolean.
18039 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
18042 2016-02-16 Jakub Jelinek <jakub@redhat.com>
18044 PR rtl-optimization/69764
18045 PR rtl-optimization/69771
18046 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
18047 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
18049 2016-02-16 Richard Biener <rguenther@suse.de>
18051 PR tree-optimization/69776
18052 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
18054 (indirect_refs_may_alias_p): Likewise.
18055 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
18056 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
18057 according to tbaa_p.
18058 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
18059 (optimize_stmt): For redundant store discovery do not allow tbaa.
18061 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
18063 PR tree-optimization/69714
18064 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
18065 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
18067 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
18069 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
18070 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
18071 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
18072 * config/arc/arc.c (arc_init): Check FPU options.
18073 (get_arc_condition_code): Handle new CC_FPU* modes.
18074 (arc_select_cc_mode): Likewise.
18075 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
18076 register pair only. Allow access for ARCv2 accumulator.
18077 (gen_compare_reg): Whenever we have FPU support use FPU compare
18079 (arc_reorg): Don't generate brcc insns when FPU compare
18080 instructions are involved.
18081 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
18082 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
18083 floating point emulation.
18084 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
18085 (REVERSE_CONDITION): Add new CC_FPU* modes.
18086 (TARGET_FP_SP_BASE): Define.
18087 (TARGET_FP_DP_BASE): Likewise.
18088 (TARGET_FP_SP_FUSED): Likewise.
18089 (TARGET_FP_DP_FUSED): Likewise.
18090 (TARGET_FP_SP_CONV): Likewise.
18091 (TARGET_FP_DP_CONV): Likewise.
18092 (TARGET_FP_SP_SQRT): Likewise.
18093 (TARGET_FP_DP_SQRT): Likewise.
18094 (TARGET_FP_DP_AX): Likewise.
18095 * config/arc/arc.md (ARCV2_ACC): New constant.
18096 (type): New fpu type attribute.
18097 (SDF): Conditional iterator.
18098 (cstore<mode>, cbranch<mode>): Change expand condition.
18099 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
18100 handles FPU/FPX cases as well.
18101 * config/arc/arc.opt (mfpu): New option.
18102 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
18104 (adddf3, muldf3, subdf3): Removed.
18105 * config/arc/predicates.md (proper_comparison_operator): Recognize
18107 * config/arc/fpu.md: New file.
18108 * doc/invoke.texi (ARC Options): Document mfpu option.
18110 2016-02-16 Richard Biener <rguenther@suse.de>
18112 PR rtl-optimization/69291
18113 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
18114 noce_operand_ok check.
18116 2016-02-16 Tom de Vries <tom@codesourcery.com>
18119 * omp-low.c (simd_clone_create): Remove call to
18120 symtab->call_cgraph_insertion_hooks.
18122 2016-02-16 Jakub Jelinek <jakub@redhat.com>
18124 PR tree-optimization/69802
18125 * tree-ssa-reassoc.c (update_range_test): If op is
18126 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
18127 op == 1 test of precision 1 integral op, otherwise handle
18128 that case as op itself. Fix up formatting.
18129 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
18132 2016-02-16 Richard Biener <rguenther@suse.de>
18134 PR tree-optimization/69586
18135 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
18136 types for conversion sources.
18138 2016-02-16 Richard Biener <rguenther@suse.de>
18140 PR middle-end/69801
18141 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
18142 mask OEP_ADDRESS_OF.
18144 2016-02-16 Alan Modra <amodra@gmail.com>
18147 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
18148 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
18149 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
18151 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
18152 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
18153 (p8_fmrgow_<mode>): Likewise.
18154 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
18156 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
18157 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
18158 to use movdi_internal64. Remove op0_di.
18159 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
18161 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
18163 Add support for the FCCMP insn types
18165 * config/aarch64/aarch64.md (fccmp): Change insn type.
18166 (fccmpe): Likewise.
18167 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
18168 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
18169 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
18170 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
18171 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
18172 * config/arm/types.md (fccmps): Add new insn type.
18173 (fccmpd): Likewise.
18175 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
18177 * alias.c (get_alias_set): Fix a typo in comment.
18179 2016-02-15 Richard Biener <rguenther@suse.de>
18181 PR tree-optimization/69595
18182 * match.pd: Complete range test simplification to true.
18184 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
18186 PR rtl-optimization/69648
18187 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
18188 pic_offset_table_rtx.
18190 PR rtl-optimization/69752
18191 * ira.c (update_equiv_regs): When looking for more than a single SET,
18192 also take other side effects into account.
18194 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
18196 * config/s390/s390.c (s390_function_profiler): Add a new sequence
18197 for z900+ CPUs in 31-bit mode.
18199 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
18201 * common/config/s390/s390-common.c (s390_supports_split_stack):
18203 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
18204 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
18205 * config/s390/s390.c (struct machine_function): New field
18206 split_stack_varargs_pointer.
18207 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
18208 in s390_emit_prologue.
18209 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
18211 (morestack_ref): New global.
18212 (SPLIT_STACK_AVAILABLE): New macro.
18213 (s390_expand_split_stack_prologue): New function.
18214 (s390_live_on_entry): New function.
18215 (s390_va_start): Use split-stack vararg pointer if appropriate.
18216 (s390_asm_file_end): Emit the split-stack note sections.
18217 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
18218 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
18219 (UNSPECV_SPLIT_STACK_CALL): New unspec.
18220 (UNSPECV_SPLIT_STACK_DATA): New unspec.
18221 (split_stack_prologue): New expand.
18222 (split_stack_space_check): New expand.
18223 (split_stack_data): New insn.
18224 (split_stack_call): New expand.
18225 (split_stack_call_*): New insn.
18226 (split_stack_cond_call): New expand.
18227 (split_stack_cond_call_*): New insn.
18229 2016-02-15 Richard Biener <rguenther@suse.de>
18231 PR tree-optimization/69783
18232 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
18233 Add trivially correct cases.
18235 2016-02-15 Tom de Vries <tom@codesourcery.com>
18238 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
18240 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
18242 2016-02-15 Richard Biener <rguenther@suse.de>
18244 PR tree-optimization/69776
18245 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
18246 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
18247 indicate whether we can use TBAA to disambiguate against stores.
18248 Use alias-set zero if not.
18249 (visit_reference_op_store): Do not use TBAA when looking up
18251 * tree-ssa-pre.c (compute_avail): Use TBAA here.
18252 (eliminate_dom_walker::before_dom_children): But not when looking
18253 up redundant stores.
18255 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
18257 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
18259 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
18261 * config/i386/znver1.md
18262 (znver1_pop, znver1_pop_mem,
18263 znver1_load_imov_double_store,
18264 znver1_load_imov_direct_store,
18265 znver1_load_imov_direct_load,
18266 znver1_load_imov_double_load): Add new.
18267 (znver1_insn, znver1_insn_load): Add icmov type.
18268 (znver1_sseavx_fma,
18269 znver1_sseavx_fma_load,
18271 znver1_avx256_fma_load): Fix pipe usage.
18273 2016-02-14 Alan Modra <amodra@gmail.com>
18276 * reload.c (find_reloads_address_1): For pre/post-inc/dec
18277 with an invalid hard reg, reload just the reg not the entire
18278 pre/post-inc/dec address expression.
18280 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
18283 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
18284 fixed R1_REG scratch reg.
18285 (sibcall_value_pcrel_fdpic): Likewise.
18287 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
18291 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
18293 2016-02-12 Walter Lee <walt@tilera.com>
18295 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
18296 * config/tilegx/t-tilegx: Likewise.
18298 2016-02-12 David Malcolm <dmalcolm@redhat.com>
18301 * diagnostic-show-locus.c (struct line_span): New struct.
18302 (layout::get_first_line): Delete.
18303 (layout::get_last_line): Delete.
18304 (layout::get_num_line_spans): New member function.
18305 (layout::get_line_span): Likewise.
18306 (layout::print_heading_for_line_span_index_p): Likewise.
18307 (layout::get_expanded_location): Likewise.
18308 (layout::calculate_line_spans): Likewise.
18309 (layout::m_first_line): Delete.
18310 (layout::m_last_line): Delete.
18311 (layout::m_line_spans): New field.
18312 (layout::layout): Update comment. Replace m_first_line and
18313 m_last_line with m_line_spans, replacing their initialization
18314 with a call to calculate_line_spans.
18315 (diagnostic_show_locus): When printing source lines and
18316 annotations, rather than looping over a single span
18317 of lines, instead loop over each line_span within
18318 the layout, with an inner loop over the lines within them.
18319 Call the context's start_span callback when changing line spans.
18320 * diagnostic.c (diagnostic_initialize): Initialize start_span.
18321 (diagnostic_build_prefix): Break out the building of the location
18322 part of the string into...
18323 (diagnostic_get_location_text): ...this new function, rewriting
18324 it from nested ternary expressions to a sequence of "if"
18326 (default_diagnostic_start_span_fn): New function.
18327 * diagnostic.h (diagnostic_start_span_fn): New typedef.
18328 (diagnostic_context::start_span): New field.
18329 (default_diagnostic_start_span_fn): New prototype.
18331 2016-02-12 David Malcolm <dmalcolm@redhat.com>
18334 * gcc.c (driver::finalize): Fix cleanup of "specs".
18336 2016-02-12 David Malcolm <dmalcolm@redhat.com>
18340 * gcc.c (driver::driver): Initialize m_option_suggestions.
18341 (driver::~driver): Clean up m_option_suggestions.
18342 (suggest_option): Convert to...
18343 (driver::suggest_option): ...this, and split out into
18344 driver::build_option_suggestions and find_closest_string.
18345 (driver::build_option_suggestions): New function, from
18346 first half of suggest_option. Special-case
18347 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
18348 the sanitizer_opts array. For options of enum types, add the
18349 various enum values to the candidate strings.
18350 (driver::handle_unrecognized_options): Remove "const".
18351 * gcc.h (driver::handle_unrecognized_options): Likewise.
18352 (driver::build_option_suggestions): New decl.
18353 (driver::suggest_option): New decl.
18354 (driver::m_option_suggestions): New field.
18355 * opts-common.c (add_misspelling_candidates): New function.
18356 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
18357 and make non-static.
18358 * opts.h (sanitizer_opts): New array decl.
18359 (add_misspelling_candidates): New function decl.
18360 * spellcheck.c (find_closest_string): New function.
18361 * spellcheck.h (find_closest_string): New function decl.
18363 2016-02-12 Jakub Jelinek <jakub@redhat.com>
18365 PR rtl-optimization/69764
18366 PR rtl-optimization/69771
18367 * optabs.c (expand_binop_directly): For shift_optab_p, force
18368 convert_modes with VOIDmode if xop1 has VOIDmode.
18370 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
18373 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
18374 to correctly determine instrumentation thunks.
18376 2016-02-12 Jakub Jelinek <jakub@redhat.com>
18379 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
18380 type by reference, force lhs on the call.
18383 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
18384 Compute retval and retbnd early in all cases if split_part_return_p
18385 and return_bb is not EXIT. Remove all clobber stmts and reset
18386 all debug stmts that refer to SSA_NAMEs defined in split part,
18387 except if it is retval, in that case replace the old retval with the
18388 lhs of the call to the split part.
18390 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
18393 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
18395 PR middle-end/66726
18396 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
18397 whose result is used in PHI.
18398 (maybe_optimize_range_tests): Likewise.
18399 (final_range_test_p): Likweise.
18401 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
18403 PR middle-end/66726
18404 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
18405 whose result is used in PHI.
18406 (maybe_optimize_range_tests): Likewise.
18407 (final_range_test_p): Likweise.
18409 2016-02-12 Jakub Jelinek <jakub@redhat.com>
18411 * cgraph.c: Spelling fixes - behaviour -> behavior and
18412 neighbour -> neighbor.
18413 * target.def: Likewise.
18414 * sel-sched.c: Likewise.
18415 * config/mips/mips.c: Likewise.
18416 * config/arc/arc.md: Likewise.
18417 * config/arm/cortex-a57.md: Likewise.
18418 * config/arm/arm.c: Likewise.
18419 * config/arm/neon.md: Likewise.
18420 * config/arm/arm-c.c: Likewise.
18421 * config/vms/vms-c.c: Likewise.
18422 * config/s390/s390.c: Likewise.
18423 * config/i386/znver1.md: Likewise.
18424 * config/i386/i386.c: Likewise.
18425 * config/ia64/hpux-unix2003.h: Likewise.
18426 * config/msp430/msp430.md: Likewise.
18427 * config/rx/rx.c: Likewise.
18428 * config/rx/rx.md: Likewise.
18429 * config/aarch64/aarch64-simd.md: Likewise.
18430 * config/aarch64/aarch64.c: Likewise.
18431 * config/nvptx/nvptx.c: Likewise.
18432 * config/bfin/bfin.c: Likewise.
18433 * config/cris/cris.opt: Likewise.
18434 * config/rs6000/rs6000.c: Likewise.
18435 * target.h: Likewise.
18436 * spellcheck.c: Likewise.
18437 * ira-build.c: Likewise.
18438 * tree-inline.c: Likewise.
18439 * builtins.c: Likewise.
18440 * lra-constraints.c: Likewise.
18441 * explow.c: Likewise.
18442 * hwint.h: Likewise.
18443 * targhooks.c: Likewise.
18444 * tree-vect-data-refs.c: Likewise.
18445 * expr.c: Likewise.
18446 * doc/tm.texi: Likewise.
18447 * doc/extend.texi: Likewise.
18448 * doc/install.texi: Likewise.
18449 * doc/md.texi: Likewise.
18450 * tree-ssa-tail-merge.c: Likewise.
18451 * sched-int.h: Likewise.
18452 * match.pd: Likewise.
18453 * sched-ebb.c: Likewise.
18454 * target.def (omit_struct_return_reg): Likewise.
18455 * gimple-ssa-isolate-paths.c: Likewise.
18456 (find_implicit_erroneous_behaviour): Renamed to...
18457 (find_implicit_erroneous_behavior): ... this.
18458 (find_explicit_erroneous_behaviour): Renamed to...
18459 (find_explicit_erroneous_behavior): ... this.
18460 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
18462 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
18464 PR rtl-optimization/64682
18465 PR rtl-optimization/69567
18466 PR rtl-optimization/69737
18467 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
18468 in I2 as well, just lose it.
18470 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18472 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
18474 (aarch64_last_printed_tune_string): Likewise.
18475 (aarch64_declare_function_name): Only output .arch assembler
18476 directive if it will be different from the previously output
18477 directive. Same for .tune comment but only if -dA is set.
18478 (aarch64_start_file): New function.
18479 (TARGET_ASM_FILE_START): Define.
18481 2016-02-11 David Malcolm <dmalcolm@redhat.com>
18484 * Makefile.in (PLUGIN_HEADERS): Add params.list.
18486 2016-02-11 Jakub Jelinek <jakub@redhat.com>
18489 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
18490 -Wmaybe-uninitialized warning.
18492 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
18495 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
18497 2016-02-11 Richard Biener <rguenther@suse.de>
18499 PR rtl-optimization/69291
18500 * ifcvt.c (noce_try_store_flag_constants): Do not allow
18501 subexpressions affected by changing the result.
18503 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
18506 * lra-constraints.c (curr_insn_transform): Find in/out operands
18507 for secondary memory moves. Update dups.
18509 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
18511 PR tree-optimization/69652
18512 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
18513 to nested loop, did source re-formatting, skip debug statements,
18514 add check on statement with volatile operand, remove dead scalar
18517 2016-02-10 Jakub Jelinek <jakub@redhat.com>
18518 Patrick Palka <ppalka@gcc.gnu.org>
18522 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
18523 calls if the return type is TREE_ADDRESSABLE.
18524 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
18525 * ipa-split.c (split_function): Fix doubled "we" in comment.
18526 Use void return type for the split part even if
18527 !split_point->split_part_set_retval.
18529 2016-02-10 Bin Cheng <bin.cheng@arm.com>
18531 PR tree-optimization/68021
18532 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
18533 when computing the value of biv cand by itself.
18535 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
18537 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
18538 (cortexa57_tunings): Likewise.
18539 (cortexa72_tunings): Likewise.
18540 (arch_macro_fusion_pair_p): Add support for AES fusion.
18541 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
18542 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
18543 Allow virtual registers before reload so early scheduling works.
18544 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
18545 correct latency and pipeline.
18546 (cortex_a57_crypto_complex): Likewise.
18547 (cortex_a57_crypto_xor): Likewise.
18548 (define_bypass): Add AES bypass.
18550 2016-02-10 Richard Biener <rguenther@suse.de>
18552 PR tree-optimization/69726
18553 * passes.def: Add DCE pass before late uninit.
18554 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
18555 really fixup if-conversions job.
18557 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
18559 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
18560 (arm_cortex_a57_tune): Likewise.
18561 (aarch_macro_fusion_pair_p): Add support for AES fusion.
18562 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
18564 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
18566 * timevar.def (TV_PHASE_DBGINFO): Delete.
18567 (TV_PHASE_CHECK_DBGINFO): Likewise.
18568 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
18570 2016-02-10 Richard Biener <rguenther@suse.de>
18572 PR tree-optimization/69719
18573 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
18574 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
18576 2016-02-09 Andrew Pinski <apinski@cavium.com>
18579 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
18580 get_vcond_mask_icode returns false.
18582 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
18585 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
18586 an ADDIS that adds a pointer to a large constant that sets the
18587 upper16 bits with a load operation.
18589 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
18592 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
18594 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
18596 (vzipq_s16): Likewise.
18597 (vzipq_s32): Likewise.
18598 (vzipq_f32): Likewise.
18599 (vzipq_u8): Likewise.
18600 (vzipq_u16): Likewise.
18601 (vzipq_u32): Likewise.
18602 (vzipq_p8): Likewise.
18603 (vzipq_p16): Likewise.
18605 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
18608 * config/arm/arm.c (neon_endian_lane_map): New function.
18609 (neon_vector_pair_endian_lane_map): New function.
18610 (arm_evpc_neon_vuzp): Allow for big endian lane order.
18611 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
18613 (vuzpq_s16): Likewise.
18614 (vuzpq_s32): Likewise.
18615 (vuzpq_f32): Likewise.
18616 (vuzpq_u8): Likewise.
18617 (vuzpq_u16): Likewise.
18618 (vuzpq_u32): Likewise.
18619 (vuzpq_p8): Likewise.
18620 (vuzpq_p16): Likewise.
18622 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
18625 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
18628 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
18630 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
18631 truncate const_int operand 1 to QImode.
18633 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
18635 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
18636 corresponding to an abnormal edge.
18638 2016-02-09 Tom de Vries <tom@codesourcery.com>
18640 PR tree-optimization/69599
18641 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
18643 (find_func_aliases_for_builtin_call, find_func_clobbers)
18644 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
18647 2016-02-09 Richard Biener <rguenther@suse.de>
18649 PR tree-optimization/69715
18650 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
18651 LHS on calls as non-rewritable.
18653 2016-02-09 Tom de Vries <tom@codesourcery.com>
18656 * lto-wrapper.c (append_diag_options): New function.
18657 (compile_offload_image): Call append_diag_options.
18659 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
18662 * doc/extend.texi (Flag Output Operands): Correct sectioning.
18663 Minor copy-edit to fix verb tenses.
18665 2016-02-08 Jakub Jelinek <jakub@redhat.com>
18667 PR tree-optimization/69209
18668 * ipa-split.c (split_function): If split part is not
18669 returning retval, retval has gimple type but is not
18670 gimple value, force it into a SSA_NAME first.
18672 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
18674 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
18677 2016-02-08 Jason Merrill <jason@redhat.com>
18680 * convert.c (convert_to_integer_1): Check dofold on truncation
18682 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
18683 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
18684 Rename from *_nofold.
18685 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
18686 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
18688 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
18691 * tree.c (build_common_tree_nodes): Remove short_double argument.
18692 All callers changed.
18693 * tree.h (build_common_tree_nodes): Adjust declaration.
18694 * doc/invoke.texi (-fshort-double): Remove documentation.
18695 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
18696 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
18697 * lto-wrapper.c (merge_and_complain, append_compiler_options)
18698 (append_linker_options): Don't handle OPT_fshort_double.
18700 PR rtl-optimization/68730
18701 * lra-remat.c (insn_to_cand_activation): New static variable.
18702 (lra_remat): Allocate and free it.
18703 (create_cand): New arg activation. Initialize a field in
18704 insn_to_cand_activation if it is nonnull.
18705 (create_cands): Pass the activation insn to create_cand when making
18706 a candidate involving an output reload. Reorganize code a little.
18707 (do_remat): Keep track of active status of candidates in a separate
18710 2016-02-08 Richard Biener <rguenther@suse.de>
18712 PR tree-optimization/69719
18713 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
18714 Properly use absolute of the difference of the two offsets to
18715 compare or adjust the segment length.
18717 2016-02-08 Richard Biener <rguenther@suse.de>
18718 Jeff Law <law@redhat.com>
18721 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
18722 types for anonymous SSA names.
18724 2016-02-08 Richard Biener <rguenther@suse.de>
18726 PR rtl-optimization/69274
18727 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
18729 2016-02-08 Jeff Law <law@redhat.com>
18731 PR tree-optimization/65917
18732 * tree-ssa-dom.c (record_temporary_equivalences): Record both
18733 equivalences from if (x == y) style conditionals.
18734 (loop_depth_of_name): Remove.
18735 (record_equality): Remove loop depth check.
18736 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
18737 (const_and_copies::record_const_or_copy_raw): New member function.
18738 * tree-ssa-scopedtables.c
18739 (const_and_copies::record_const_or_copy_raw): New, factored out of
18740 (const_and_copies::record_const_or_copy): Call new member function.
18742 2016-02-05 Jeff Law <law@redhat.com>
18744 PR tree-optimization/68541
18745 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
18746 (count_stmts_in_block): New function.
18747 (poor_ifcvt_candidate_code): Likewise.
18748 (is_feasible_trace): Add some heuristics to determine when path
18749 splitting is profitable.
18750 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
18751 is a diamond with a single exit.
18753 2016-02-05 Martin Sebor <msebor@redhat.com>
18756 * doc/invoke.texi: Update -Wplacement-new to take an optional
18759 2016-02-06 Richard Henderson <rth@redhat.com>
18762 * tree.c (tree_nop_conversion_p): Do not strip casts into or
18763 out of non-standard address spaces.
18765 2016-02-05 Jakub Jelinek <jakub@redhat.com>
18767 PR rtl-optimization/69691
18768 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
18770 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
18772 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
18773 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
18774 (*ieee128_mfvsrd_64bit): Likewise.
18775 (*ieee128_mfvsrd_32bit): Likewise.
18777 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
18781 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
18783 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
18784 instrumented_version.
18786 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
18788 * doc/invoke.texi (Optimize Options): In table of --param options
18789 rename second occurrence of tracer-min-branch-ratio to
18790 tracer-min-branch-probability, rename
18791 tracer-min-branch-ratio-feedback to
18792 tracer-min-branch-probability-feedback and clarify description,
18793 rename sched-spec-state-edge-prob-cutoff to
18794 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
18795 to selsched-insns-to-rename, rename lto-minpartition to
18796 lto-min-partition, delete reorder-blocks-duplicate and
18797 reorder-blocks-duplicate-feedback.
18799 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
18801 * config/s390/s390.c (s390_register_info_set_ranges): Remove
18804 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
18806 * doc/extend.texi: S/390: Correct some typos.
18808 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
18810 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
18812 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
18815 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
18816 (s390_register_info_gprtofpr): Use new macros above.
18817 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
18819 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
18820 its name. Adjust restore and save gpr ranges.
18821 (s390_register_info_set_ranges): New function.
18822 (s390_register_info): Use new macros above. Call
18823 s390_register_info_set_ranges.
18824 (s390_optimize_register_info): Likewise.
18825 (s390_hard_regno_rename_ok): Use new macros.
18826 (s390_hard_regno_scratch_ok): Likewise.
18827 (s390_emit_epilogue): Likewise.
18828 (s390_can_use_return_insn): Likewise.
18829 (s390_optimize_prologue): Likewise.
18830 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
18832 2016-02-05 Jakub Jelinek <jakub@redhat.com>
18835 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
18837 (ix86_option_override_internal): Disable TARGET_STV even for
18838 -m{incoming,preferred}-stack-boundary=3.
18840 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18842 * config.gcc: Mark deprecated rtems targets as obsolete.
18844 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
18846 PR rtl-optimization/64682
18847 PR rtl-optimization/69567
18848 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
18849 before I2 only if the register is both used and set in I2.
18851 2016-02-04 DJ Delorie <dj@redhat.com>
18853 * config/msp430/msp430.c (msp430_start_function): Add function type.
18855 2016-02-04 Jakub Jelinek <jakub@redhat.com>
18858 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
18860 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
18862 PR rtl-optimization/69577
18864 2015-10-29 Richard Henderson <rth@redhat.com>
18868 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
18869 sse check to the exact conditions of PR 67609.
18871 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
18874 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
18875 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
18876 not allowed into the traditional Altivec registers.
18877 (movtd_64bit_nodm): Likewise.
18878 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
18880 2016-02-04 David Malcolm <dmalcolm@redhat.com>
18882 * config/aarch64/cortex-a57-fma-steering.c
18883 (aarch64_register_fma_steering): Remove "static" from arguments
18886 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
18889 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
18890 twice when complex.
18892 2016-02-04 Mike Frysinger <vapier@gentoo.org>
18894 * doc/invoke.texi: Delete -mno-fma4.
18896 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
18898 PR rtl-optimization/69577
18899 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
18900 (find_subregs_of_mode): Update accordingly. Iterate over partial
18903 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
18905 * config/arm/arm-protos.h (neon_reinterpret): Remove.
18906 * config/arm/arm.c (neon_reinterpret): Remove.
18907 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
18908 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
18909 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
18910 vreinterpretti): Remove.
18911 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
18912 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
18913 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
18914 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
18915 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
18916 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
18917 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
18918 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
18919 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
18920 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
18921 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
18922 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
18923 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
18924 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
18925 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
18926 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
18927 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
18928 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
18929 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
18930 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
18931 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
18932 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
18933 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
18934 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
18935 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
18936 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
18937 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
18938 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
18939 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
18940 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
18941 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
18942 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
18943 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
18944 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
18945 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
18946 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
18947 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
18948 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
18949 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
18950 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
18951 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
18952 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
18953 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
18954 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
18955 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
18956 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
18957 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
18958 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
18959 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
18960 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
18961 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
18962 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
18963 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
18964 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
18965 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
18966 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
18967 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
18968 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
18969 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
18970 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
18971 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
18972 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
18973 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
18974 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
18975 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
18976 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
18977 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
18978 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
18979 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
18980 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
18981 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
18982 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
18983 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
18984 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
18985 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
18986 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
18987 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
18988 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
18989 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
18990 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
18991 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
18992 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
18993 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
18994 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
18995 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
18996 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
18997 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
18998 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
18999 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
19000 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
19001 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
19002 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
19003 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
19004 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
19005 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
19006 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
19007 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
19008 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
19009 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
19010 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
19011 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
19012 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
19013 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
19015 2016-02-04 Martin Liska <mliska@suse.cz>
19018 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
19019 that are gimple_store_p.
19020 (maybe_instrument_call): Likewise.
19022 2016-02-04 Bin Cheng <bin.cheng@arm.com>
19024 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
19025 register scaling out of memory reference and comment why.
19027 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19031 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
19032 folding the source of a SET.
19034 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19038 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
19039 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
19041 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
19045 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
19048 2016-02-04 Christian Bruel <christian.bruel@st.com>
19050 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
19051 * config/arm/arm.c (arm_set_current_function): Likewise.
19053 2016-02-04 Jakub Jelinek <jakub@redhat.com>
19054 Ilya Enkovich <enkovich.gnu@gmail.com>
19055 H.J. Lu <hongjiu.lu@intel.com>
19058 * config/i386/i386.c (convert_scalars_to_vector): Remove
19059 stack alignment fixes.
19060 (ix86_option_override_internal): Disable TARGET_STV if stack
19061 might not be aligned enough.
19062 (ix86_minimum_alignment): Assert that TARGET_STV is false.
19064 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
19066 * config/i386/x86-tune.def: Disable default prefetching
19069 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
19070 Vladimir Makarov <vmakarov@redhat.com>
19073 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
19074 in validating fused toc addresses.
19076 2016-02-03 Jakub Jelinek <jakub@redhat.com>
19079 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
19080 range->m_caret fields if range->m_show_caret_p is false.
19083 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
19084 Force oldval into register if it does not satisfy reg_or_short_operand
19085 predicate. Fix up formatting.
19087 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
19088 Alexandre Oliva <aoliva@redhat.com>
19091 * lra-constraints.c (simplify_operand_subreg): Check additionally
19092 address validity after potential reloading.
19093 (process_address_1): Check insns validity. In case of failure do
19096 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
19099 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
19102 2016-02-02 Jakub Jelinek <jakub@redhat.com>
19104 * wide-int.cc (canonize_uhwi): New function.
19105 (wi::divmod_internal): Use it.
19107 2016-02-02 James Norris <jnorris@codesourcery.com>
19109 * gimplify.c (omp_notice_variable): Add usage check.
19111 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
19113 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
19114 like LE, GE, LT, GT when emitting relational operator.
19116 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
19118 * ira-costs.c (find_costs_and_classes): Add extra argument.
19119 * target.def (ira_change_pseudo_allocno_class): Add parameter.
19120 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
19121 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
19122 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
19123 Add best_class parameter, and return it if not ALL_REGS.
19124 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
19126 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
19127 Update target hook.
19129 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
19131 * config/aarch64/aarch64.c
19132 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
19133 (aarch64_ira_change_pseudo_allocno_class): New function.
19135 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
19138 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
19140 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
19142 * config/avr/avr.c (avr_option_override): Set
19143 PARAM_ALLOW_STORE_DATA_RACES to 1.
19145 2016-02-02 Richard Biener <rguenther@suse.de>
19147 PR tree-optimization/69595
19148 * match.pd: Add range test simplifications to true/false.
19150 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
19152 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
19153 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
19156 2016-02-02 Richard Biener <rguenther@suse.de>
19158 PR tree-optimization/69606
19159 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
19160 info on the result before moving a stmt.
19162 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
19164 PR middle-end/68542
19165 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
19166 branch with vector comparison.
19167 * config/i386/sse.md (VI48_AVX): New mode iterator.
19168 (define_expand "cbranch<mode>4): Add support for conditional branch
19169 with vector comparison.
19170 * tree-vect-loop.c (optimize_mask_stores): New function.
19171 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
19172 has_mask_store field of vect_info.
19173 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
19174 vectorized loops having masked stores after vec_info destroy.
19175 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
19176 correspondent macros.
19177 (optimize_mask_stores): Add prototype.
19179 2016-02-02 Alan Modra <amodra@gmail.com>
19182 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
19185 2016-02-02 Alan Modra <amodra@gmail.com>
19188 * config/rs6000/rs6000.c (need_toc_init): New var, set it
19189 whenever toc_label_name used.
19190 (rs6000_file_start): Don't set up toc section here,
19191 (rs6000_output_function_epilogue): do so here instead,
19192 (rs6000_xcoff_file_start): and here.
19193 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
19194 (load_toc_aix_di): Likewise.
19196 2016-02-01 Jakub Jelinek <jakub@redhat.com>
19198 PR rtl-optimization/69592
19199 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
19200 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
19201 (num_sign_bit_copies_binary_arith_p): New inline function.
19202 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
19204 2016-02-01 Jeff Law <law@redhat.com>
19206 PR tree-optimization/69580
19207 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
19208 * tree-ssa-threadbackward.c
19209 (fsm_find_control_statement_thread_paths): Do not try to walk
19210 through large PHI nodes.
19212 2016-02-01 Jakub Jelinek <jakub@redhat.com>
19214 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
19215 when count is incremented above limit, don't analyze further
19218 * omp-low.c (oacc_parse_default_dims): Avoid
19219 -Wsign-compare warning, make sure value fits into int
19220 rather than just unsigned int.
19222 2016-02-01 Bin Cheng <bin.cheng@arm.com>
19224 PR tree-optimization/67921
19225 * fold-const.c (split_tree): New parameters. Convert pointer
19226 type variable part to proper type before negating.
19227 (fold_binary_loc): Pass new arguments to split_tree.
19229 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
19231 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
19232 (nvptx_goacc_validate_dims): Extend to handle global defaults.
19233 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
19234 * doc/tm.texti: Rebuilt.
19235 * doc/invoke.texi (fopenacc-dim): Document.
19236 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
19237 (append_compiler_options): Likewise.
19238 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
19239 (oacc_parse_default_dims): New.
19240 (oacc_validate_dims): Add USED arg. Select non-unity default when
19242 (oacc_loop_fixed_partitions): Return mask of used partitions.
19243 (oacc_loop_auto_partitions): Emit dump info.
19244 (oacc_loop_partition): Return mask of used partitions.
19245 (execute_oacc_device_lower): Parse default dimension arg. Adjust
19246 loop partitioning and validation calls.
19248 2016-02-01 Richard Biener <rguenther@suse.de>
19250 PR middle-end/69556
19251 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
19253 2016-02-01 Richard Biener <rguenther@suse.de>
19255 PR tree-optimization/69574
19256 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
19257 of asserting return chrec_dont_know.
19259 2016-02-01 Martin Liska <mliska@suse.cz>
19261 * mem-stats-traits.h: Add copyright header.
19262 * mem-stats.h: Likewise.
19264 2016-02-01 Richard Biener <rguenther@suse.de>
19266 PR tree-optimization/69579
19267 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
19268 Do not propagate through abnormal PHI results.
19270 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
19272 * postreload.c (reload_cse_simplify): Remove dead code.
19274 2016-02-01 Jakub Jelinek <jakub@redhat.com>
19276 PR rtl-optimization/69570
19277 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
19278 if there is more than one set, not if there is a single set.
19280 2016-02-01 Richard Henderson <rth@redhat.com>
19283 * combine.c (make_compound_operation): When looking through a
19284 subreg, make sure to re-extend to the width of the outer mode.
19286 2016-01-30 Jakub Jelinek <jakub@redhat.com>
19288 PR tree-optimization/69546
19289 * wide-int.cc (wi::divmod_internal): For unsigned division
19290 where both operands fit into uhwi, if o1 is 1 and o0 has
19291 msb set, if divident_prec is larger than bits per hwi,
19292 clear another quotient word and return 2 instead of 1.
19293 Similarly for remainder with msb in HWI set, if dividend_prec
19294 is larger than bits per hwi.
19296 2016-01-29 Martin Jambor <mjambor@suse.cz>
19298 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
19299 Use short lowercase names.
19300 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
19301 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
19302 acq_rel one. Protect warning agains segfaults if
19303 get_memory_order_name returns NULL.
19304 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
19305 with release semantics. Do not warn if get_memory_order already did.
19306 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
19307 semantics. Fix check for relaxed or acquire semantics. Do not warn
19308 if get_memory_order already did.
19310 2016-01-29 Sebastian Pop <s.pop@samsung.com>
19312 * doc/install.texi: Document that isl-0.16 is supported.
19314 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
19317 * config/i386/constraints.md (Bm): Describe as special memory
19319 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
19320 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
19321 * genpreds.c (struct constraint_data): Add is_special_memory.
19322 (have_special_memory_constraints, special_memory_start): New
19324 (special_memory_end): Ditto.
19325 (add_constraint): Add new arg is_special_memory. Add code to
19326 process its true value. Update have_special_memory_constraints.
19327 (process_define_constraint): Pass the new arg.
19328 (process_define_register_constraint): Ditto.
19329 (choose_enum_order): Process special memory.
19330 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
19331 function insn_extra_special_memory_constraint.
19332 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
19333 * gensupport.c (process_rtx): Process
19334 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
19335 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
19336 * ira-lives.c (single_reg_class): Use
19337 insn_extra_special_memory_constraint.
19338 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
19339 * lra-constraints.c (process_alt_operands): Ditto.
19340 (curr_insn_transform): Use insn_extra_special_memory_constraint.
19341 * recog.c (asm_operand_ok, preprocess_constraints): Process
19343 * reload.c (find_reloads): Ditto.
19344 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
19345 * stmt.c (parse_input_constraint): Use
19346 insn_extra_special_memory_constraint.
19348 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
19351 * lra-splill.c (lra_final_code_change): Revert r229087 by
19352 removing all sub-registers.
19354 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
19357 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
19359 2016-01-29 Jakub Jelinek <jakub@redhat.com>
19362 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
19363 SSE1, copy target into the temporary reg first before recursing
19366 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
19368 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
19371 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
19373 * ginclude/stdarg.h: Test __cplusplus instead of
19374 __GXX_EXPERIMENTAL_CXX0X__.
19376 2016-01-29 Richard Biener <rguenther@suse.de>
19378 PR tree-optimization/69547
19379 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
19380 Do not mark clobbers necessary.
19381 (mark_all_reaching_defs_necessary_1): Likewise.
19383 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
19385 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
19386 declaration name with %qs and print it in both error messages.
19387 Also fix indentation.
19389 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
19392 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
19393 trailing blank line from error message.
19395 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
19398 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
19401 2016-01-29 Richard Biener <rguenther@suse.de>
19403 PR middle-end/69537
19404 * match.pd: Allow all integral types when simplifying a
19405 widening or sign-changing conversion.
19407 2016-01-28 Sebastian Pop <s.pop@samsung.com>
19409 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
19410 back to setting codegen_error to fail codegen.
19412 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
19415 * config/i386/constraints.md (C): Only accept constant zero operand.
19416 (BC): New constraint.
19417 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
19418 instead of C constraint.
19419 * doc/md.texi (Machine Constraints): Update description
19422 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
19425 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
19427 2016-01-28 Jakub Jelinek <jakub@redhat.com>
19429 PR middle-end/69542
19430 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
19433 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
19435 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
19436 branches if using guessed profile.
19438 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
19440 * graphite-optimize-isl.c (optimize_isl): Fix dump.
19442 2016-01-28 Richard Henderson <rth@redhat.com>
19445 * config/aarch64/aarch64-modes.def (CC_Cmode): New
19446 * config/aarch64/aarch64-protos.h: Update.
19447 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
19448 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
19449 (aarch64_get_condition_code_1): Handle CC_Cmode.
19450 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
19451 (*add<mode>3_compareC_cconly_imm): New.
19452 (*add<mode>3_compareC_cconly): New.
19453 (*add<mode>3_compareC_imm): New.
19454 (add<mode>3_compareC): New.
19455 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
19456 to be first. Use aarch64_carry_operation.
19457 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
19458 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
19459 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
19460 (subti3): Use subdi3_compare1.
19461 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
19462 (sub<mode>3_compare1): New.
19463 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
19464 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
19465 (*subsi3_carryin_uxtw): Likewise.
19466 (*ngc<mode>, *ngcsi_uxtw): Likewise.
19467 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
19468 * config/aarch64/iterators.md (DWI): New.
19469 * config/aarch64/predicates.md (aarch64_carry_operation): New.
19470 (aarch64_borrow_operation): New.
19472 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
19474 * graphite-optimize-isl.c (optimize_isl): Print a different debug
19475 message when isl does not return a valid schedule.
19477 2016-01-28 Sebastian Pop <s.pop@samsung.com>
19479 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
19480 Remove comments from class declarations: they are already in the code
19483 2016-01-28 Sebastian Pop <s.pop@samsung.com>
19485 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
19487 (ternary_op_to_tree): Same.
19488 (unary_op_to_tree): Same.
19489 (nary_op_to_tree): Same.
19490 (gcc_expression_from_isl_expr_op): Same.
19491 (gcc_expression_from_isl_expression): Same.
19492 (graphite_create_new_loop): Same.
19493 (graphite_create_new_loop_guard): Same.
19494 (build_iv_mapping): Same.
19495 (graphite_create_new_guard): Same.
19496 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
19497 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
19499 2016-01-28 Sebastian Pop <s.pop@samsung.com>
19501 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
19502 instead of setting codegen_error to fail codegen.
19504 2016-01-28 Jason Merrill <jason@redhat.com>
19506 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
19508 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
19510 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
19511 Remove CONST_INT_P check in CCMP cost calculation.
19513 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
19515 * config/aarch64/aarch64.c (generic_vector_cost):
19516 Set vec_permute_cost.
19517 (cortexa57_vector_cost): Likewise.
19518 (exynosm1_vector_cost): Likewise.
19519 (xgene1_vector_cost): Likewise.
19520 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
19521 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
19522 Add vec_permute_cost entry.
19524 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
19526 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
19528 (add<mode>3_compare0): Likewise.
19529 (addsi3_compare0_uxtw): Likewise.
19530 (add<mode>3nr_compare0): Likewise.
19531 (compare_neg<mode>): Likewise.
19532 (<optab><mode>3): Likewise.
19534 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
19536 * tree-vect-stmts.c (vectorizable_comparison): Add
19537 NULL check for vectype.
19539 2016-01-28 Richard Biener <rguenther@suse.de>
19541 PR tree-optimization/69466
19542 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
19543 Account for PHIs we couldn't duplicate.
19545 2016-01-28 Martin Liska <mliska@suse.cz>
19548 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
19549 instead of ENABLE_VALGRIND_CHECKING.
19551 2016-01-27 Richard Henderson <rth@redhat.com>
19554 * lra-remat.c (subreg_regs): New.
19555 (dump_candidates_and_remat_bb_data): Dump it.
19556 (operand_to_remat): Reject if operand in subreg_regs.
19557 (set_bb_regs): Collect subreg_regs.
19558 (lra_remat): Init and free subreg_regs. Compute
19559 calculate_local_reg_remat_bb_data before create_cands.
19561 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
19564 * config/i386/i386.c (ix86_update_stack_boundary): Don't
19565 change stack_alignment_needed for __tls_get_addr call.
19567 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
19569 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
19571 2016-01-27 Jeff Law <law@redhat.com>
19573 PR tree-optimization/68398
19574 PR tree-optimization/69196
19575 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
19576 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
19577 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
19578 Only count PHIs in the last block in the path. The others will
19579 const/copy propagate away. Add heuristic to allow more irreducible
19580 subloops to be created when it is likely profitable to do so.
19582 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
19583 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
19584 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
19586 2016-01-27 Jakub Jelinek <jakub@redhat.com>
19589 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
19590 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
19591 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
19592 * tree-streamer-in.c: Include asan.h.
19593 (streamer_get_builtin_tree): For builtins in sanitizer
19594 range call initialize_sanitizer_builtins and retry.
19596 2016-01-27 Ian Lance Taylor <iant@google.com>
19598 * common.opt (fkeep-gc-roots-live): New undocumented option.
19599 * tree-ssa-loop-ivopts.c (add_candidate_1): If
19600 -fkeep-gc-roots-live, skip pointers.
19601 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
19604 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
19607 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
19608 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
19610 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
19613 * configure.ac: NetBSD provides SSP in its C library.
19614 * configure: Updated.
19616 2016-01-27 Richard Biener <rguenther@suse.de>
19618 PR tree-optimization/69166
19619 * tree-vect-loop.c (vect_is_simple_reduction): Always check
19620 reduction code for commutativity / associativity.
19622 2016-01-27 Martin Jambor <mjambor@suse.cz>
19624 PR tree-optimization/69355
19625 * tree-sra.c (analyze_access_subtree): Correct hole detection when
19626 total_scalarization fails.
19628 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
19630 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
19633 2016-01-27 Christian Bruel <christian.bruel@st.com>
19636 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
19637 Move arm_reset_previous_fndecl and set_target_option_current_node in
19638 the conditional part. Call save_restore_target_globals.
19639 * config/arm/arm.c (arm_set_current_function):
19640 Refactor to better support #pragma target and attribute mix.
19641 Call save_restore_target_globals.
19642 * config/arm/arm-protos.h (save_restore_target_globals): New function.
19644 2016-01-27 Martin Liska <mliska@suse.cz>
19646 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
19647 reference for an HSA kernel and its host function.
19649 2016-01-27 Jakub Jelinek <jakub@redhat.com>
19651 PR tree-optimization/69399
19652 * wide-int.h (wi::lrshift): For larger precisions, only
19653 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
19655 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
19657 * config/arc/predicates.md (proper_comparison_operator): Reject
19658 constant-constant comparison.
19660 2016-01-26 Tom de Vries <tom@codesourcery.com>
19662 PR tree-optimization/69110
19663 * tree-data-ref.c (initialize_data_dependence_relation): Handle
19664 DR_NUM_DIMENSIONS == 0.
19666 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
19667 Sebastian Pop <s.pop@samsung.com>
19669 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
19670 isl_ast_op_cond and isl_ast_op_select.
19671 (gcc_expression_from_isl_expr_op): Same.
19673 2016-01-26 Jason Merrill <jason@redhat.com>
19676 * tree.c (recompute_constructor_flags): Split out from
19678 (verify_constructor_flags): New.
19679 * tree.h: Declare them.
19681 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
19683 PR rtl-optimization/69217
19684 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
19685 are no TYPE_FIELDS set for the record type.
19687 2016-01-26 Jakub Jelinek <jakub@redhat.com>
19690 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
19691 toc_label_name unconditionally.
19692 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
19693 SYMBOL_REF string. Use toc_label_name instead of constructing
19695 (rs6000_elf_declare_function_name): Use toc_label_name instead of
19696 constructing LCTOC1.
19698 2016-01-26 Martin Sebor <msebor@redhat.com>
19701 * doc/extend.texi (Common Type Attributes): Move text that talks about
19702 attribute packed from attribute aligned to the section discussing
19703 the former attribute for clarity.
19705 2016-01-26 Richard Henderson <rth@redhat.com>
19707 PR middle-end/60908
19708 * trans-mem.c (tm_region_init): Mark entry block as visited.
19710 2016-01-26 David Malcolm <dmalcolm@redhat.com>
19713 * diagnostic-show-locus.c (layout::print_source_line): Replace
19714 call to pp_newline with call to layout::print_newline.
19715 (layout::print_annotation_line): Likewise.
19716 (layout::move_to_column): Likewise.
19717 (layout::print_any_fixits): After printing any fixits, print a
19718 trailing newline, if necessary.
19719 (layout::print_newline): New method, resetting any colorization
19721 (diagnostic_show_locus): Move the pp_newline to before the
19722 early bailout. Remove dummy block enclosing the layout instance.
19723 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
19724 of pp_newline_and_flush with pp_flush.
19725 (diagnostic_append_note): Delete use of pp_newline.
19726 (diagnostic_append_note_at_rich_loc): Delete.
19727 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
19728 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
19729 when newline characters are added to the buffer.
19731 2016-01-26 Michael Matz <matz@suse.de>
19733 * configure.ac (ac_cv_std_swap_in_utility): New test.
19734 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
19735 * configure: Regenerate.
19736 * config.in: Regenerate.
19738 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
19740 * config/arc/arc.md (cstoresi4): Force operand into register.
19741 (arcset<code>): Fix predicate.
19742 (arcsetltu): Likewise.
19743 (arcsetgeu): Likewise.
19744 (arcsethi): Likewise.
19745 (arcsetls): Likewise.
19747 2016-01-26 Jakub Jelinek <jakub@redhat.com>
19749 PR tree-optimization/69483
19750 * gimple-fold.c (canonicalize_constructor_val): Return NULL
19751 if base has error_mark_node type.
19753 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
19756 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
19757 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
19759 (vget_lane_f16): Handle big-endian.
19760 (vgetq_lane_f16): Likewise.
19761 (vset_lane_f16): Likewise.
19762 (vsetq_lane_f16): Likewise.
19763 * config/arm/iterators.md (VQXMOV): Add V8HF.
19764 (VDQ): Add V4HF and V8HF.
19765 (V_reg): Handle V4HF and V8HF.
19766 (Is_float_mode): Likewise.
19767 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
19768 neon_vdup_nv8hf): New patterns.
19769 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
19770 Use VD_LANE iterator.
19771 (neon_vld1_dup<mode>): Use VQ2 iterator.
19773 2016-01-26 Nathan Sidwell <nathan@acm.org>
19775 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
19776 (set_oacc_fn_attrib): Add IS_KERNEL arg.
19777 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
19778 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
19779 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
19780 (oacc_validate_dims): Add LEVEL arg, don't return level.
19781 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
19782 oacc_validate_dims.
19783 (execute_oacc_device_lower): Adjust, add more dump output.
19784 * tree-ssa-loop.c (gate_oacc_kernels): Use
19785 oacc_fn_attrib_kernels_p.
19786 * tree-parloops.c (create_parallel_loop): Adjust
19787 set_oacc_fn_attrib call.
19789 2016-01-26 Jakub Jelinek <jakub@redhat.com>
19792 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
19793 (append_compiler_options): Handle -fcilkplus.
19794 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
19796 2016-01-26 Nick Clifton <nickc@redhat.com>
19799 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
19800 been marked as DECL_ONE_ONLY but we do not the means to make it
19801 so, then do not allow it to bind locally.
19803 2016-01-26 Jakub Jelinek <jakub@redhat.com>
19806 * opts.h (parse_sanitizer_options): New prototype.
19807 * opts.c (sanitizer_opts): New array.
19808 (parse_sanitizer_options): New function.
19809 (common_handle_option): Use parse_sanitizer_options.
19811 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
19814 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
19815 alignment adjustment to ...
19816 (ix86_update_stack_boundary): Here. Don't over-align stack for
19818 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
19819 if __tls_get_addr is called.
19821 2016-01-26 Christian Bruel <christian.bruel@st.com>
19823 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
19825 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
19827 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
19829 2016-01-26 Richard Biener <rguenther@suse.de>
19831 PR middle-end/69467
19832 * match.pd: Guard X * CST CMP 0 pattern with single_use.
19834 2016-01-26 Richard Biener <rguenther@suse.de>
19836 PR tree-optimization/69452
19837 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
19838 (move_computations_dom_walker::before_dom_children): Rename
19840 (move_computations_worker): This.
19841 (move_computations): Perform an RPO rather than a DOM walk.
19843 2016-01-26 Jakub Jelinek <jakub@redhat.com>
19846 * combine.c (combine_instructions): For REG_EQUAL note with
19847 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
19848 to the underlying register.
19849 * doc/rtl.texi (REG_EQUAL): Document the behavior of
19850 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
19852 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
19855 * config/aarch64/aarch64-builtins.c
19856 (aarch64_init_simd_builtin_types): Do not set structural
19857 equality to __Poly{8,16,64,128}_t types.
19859 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
19861 PR tree-optimization/69400
19862 * wide-int.cc (wi_pack): Take the precision as argument and
19863 perform canonicalization here rather than in the callers.
19864 Use the main loop to handle all full-width HWIs. Add a
19865 zero HWI if in_len isn't a full result.
19866 (wi::divmod_internal): Update accordingly.
19867 (wi::mul_internal): Likewise. Simplify.
19869 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
19870 Sebastian Pop <s.pop@samsung.com>
19872 * graphite-poly.c (apply_poly_transforms): Simplify.
19873 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
19874 (print_isl_map): Same.
19875 (print_isl_union_map): Same.
19876 (print_isl_schedule): New.
19877 (debug_isl_schedule): New.
19878 * graphite-dependences.c (scop_get_reads): Do not call
19879 isl_union_map_add_map that is undocumented isl functionality.
19880 (scop_get_must_writes): Same.
19881 (scop_get_may_writes): Same.
19882 (scop_get_original_schedule): Remove.
19883 (scop_get_dependences): Do not call isl_union_map_compute_flow that
19884 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
19885 (compute_deps): Remove.
19886 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
19887 (debug_schedule_ast): New.
19888 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
19889 set_separate_option.
19890 (graphite_regenerate_ast_isl): Add dump.
19891 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
19892 from scop->transformed_schedule.
19893 (graphite_regenerate_ast_isl): Add more dump.
19894 * graphite-optimize-isl.c (optimize_isl): Set
19895 scop->transformed_schedule. Check whether schedules are equal.
19896 (apply_poly_transforms): Move here.
19897 * graphite-poly.c (apply_poly_transforms): ... from here.
19898 (free_poly_bb): Static.
19899 (free_scop): Static.
19900 (pbb_number_of_iterations_at_time): Remove.
19901 (print_isl_ast): New.
19902 (debug_isl_ast): New.
19903 (debug_scop_pbb): New.
19904 * graphite-scop-detection.c (print_edge): Move.
19905 (print_sese): Move.
19906 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
19907 (build_scop_scattering): Remove.
19908 (create_pw_aff_from_tree): Assert instead of bailing out.
19909 (add_condition_to_pbb): Remove unused code, do not fail.
19910 (add_conditions_to_domain): Same.
19911 (add_conditions_to_constraints): Remove.
19912 (build_scop_context): New.
19913 (add_iter_domain_dimension): New.
19914 (build_iteration_domains): Initialize pbb->iterators.
19915 Call add_conditions_to_domain.
19918 (index_outermost_in_loop): New.
19919 (index_pbb_in_loop): New.
19920 (outermost_pbb_in): New.
19921 (add_in_sequence): New.
19922 (add_outer_projection): New.
19923 (outer_projection_mupa): New.
19924 (add_loop_schedule): New.
19925 (build_schedule_pbb): New.
19926 (build_schedule_loop): New.
19927 (embed_in_surrounding_loops): New.
19928 (build_schedule_loop_nest): New.
19929 (build_original_schedule): New.
19930 (build_poly_scop): Call build_original_schedule.
19931 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
19932 (free_poly_dr): Remove.
19933 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
19934 (free_poly_bb): Remove.
19935 (debug_loop_vec): Remove.
19936 (print_isl_ast): Declare.
19937 (debug_isl_ast): Declare.
19938 (scop_do_interchange): Remove.
19939 (scop_do_strip_mine): Remove.
19940 (scop_do_block): Remove.
19941 (flatten_all_loops): Remove.
19942 (optimize_isl): Remove.
19943 (pbb_number_of_iterations_at_time): Remove.
19944 (debug_scop_pbb): Declare.
19945 (print_schedule_ast): Declare.
19946 (debug_schedule_ast): Declare.
19947 (struct scop): Remove schedule. Add original_schedule,
19948 transformed_schedule.
19949 (free_gimple_poly_bb): Remove.
19950 (print_generated_program): Remove.
19951 (debug_generated_program): Remove.
19952 (unify_scattering_dimensions): Remove.
19953 * sese.c (print_edge): ... here.
19954 (print_sese): ... here.
19955 (debug_edge): ... here.
19956 (debug_sese): ... here.
19957 * sese.h (print_edge): Declare.
19958 (print_sese): Declare.
19959 (dump_edge): Declare.
19960 (dump_sese): Declare.
19962 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
19963 Sebastian Pop <s.pop@samsung.com>
19965 * Makefile.in: Set ISLVER in site.exp.
19967 2016-01-25 Jakub Jelinek <jakub@redhat.com>
19969 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
19970 DECL_VALUE_EXPR of new_var even for the non-array case. Look
19971 through DECL_VALUE_EXPR for expansion.
19973 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
19975 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
19976 the frame info after reload completed.
19978 2016-01-25 Jeff Law <law@redhat.com>
19980 PR tree-optimization/69196
19981 PR tree-optimization/68398
19982 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
19983 tree-ssa-threadupdate.c.
19984 (determine_bb_domination_status): Prototype
19985 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
19986 (determine_bb_domination_status): No longer static.
19987 (valid_jump_thread_path): Remove code to detect characteristics
19988 of the jump thread path not associated with correctness.
19989 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
19990 Correct test for thread path length. Count PHIs for real operands as
19991 statements that need to be copied. Do not count ASSERT_EXPRs.
19992 Look at all the blocks in the thread path. Compute and selectively
19993 filter thread paths based on threading through the latch, threading
19994 a multiway branch or crossing a multiway branch.
19996 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
19998 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
19999 decl with __attribute__ ((unused)) annotation.
20001 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
20004 * tree-vect-stmts.c (vectorizable_condition): Check vectype
20005 of operands is compatible with a statement vectype.
20007 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
20009 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
20010 improve wording for mixed storage order support.
20012 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
20014 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
20015 (vcvt_u64_f64): Likewise.
20016 (vcvta_s64_f64): Likewise.
20017 (vcvta_u64_f64): Likewise.
20018 (vcvtm_s64_f64): Likewise.
20019 (vcvtm_u64_f64): Likewise.
20020 (vcvtn_s64_f64): Likewise.
20021 (vcvtn_u64_f64): Likewise.
20022 (vcvtp_s64_f64): Likewise.
20023 (vcvtp_u64_f64): Likewise.
20025 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
20027 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
20028 (arc_init): Check validity mll64 option.
20029 (arc_save_restore): Use double load/store instruction.
20030 (arc_expand_movmem): Likewise.
20031 (arc_split_move): Don't split if we have double load/store
20032 instructions. Returns a boolean.
20033 (arc_process_double_reg_moves): Change function to return boolean
20034 instead of a sequence of instructions.
20035 (arc_dwarf_register_span): New function.
20036 * config/arc/arc-protos.h (arc_split_move): Change prototype.
20037 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
20038 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
20039 (*movdf_insn): Likewise.
20040 * config/arc/arc.opt (mll64): New option.
20041 * config/arc/predicates.md (even_register_operand): New predicate.
20042 * doc/invoke.texi (ARC Options): Add mll64 documentation.
20044 2016-01-25 Richard Biener <rguenther@suse.de>
20047 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
20048 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
20050 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
20052 2016-01-25 Richard Biener <rguenther@suse.de>
20054 PR tree-optimization/69376
20055 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
20057 (VN_INFO_ANTI_RANGE_P): New inline.
20058 (VN_INFO_RANGE_TYPE): Likewise.
20059 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
20060 SSA_NAME_ANTI_RANGE_P.
20061 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
20062 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
20063 Properly query VN_INFO_RANGE_TYPE.
20065 2016-01-25 Nick Clifton <nickc@redhat.com>
20068 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
20070 2016-01-23 Tom de Vries <tom@codesourcery.com>
20072 PR tree-optimization/69426
20073 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
20076 2016-01-23 Jakub Jelinek <jakub@redhat.com>
20078 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
20079 "the the" with "the" in the comments.
20080 * ipa-devirt.c (build_type_inheritance_graph,
20081 update_type_inheritance_graph): Likewise.
20082 * tree.c (build_function_type_list_1): Likewise.
20083 * cfgloopmanip.c (scale_loop_profile): Likewise.
20084 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
20085 * gimple-ssa-split-paths.c
20086 (find_block_to_duplicate_for_splitting_paths): Likewise.
20087 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
20088 * expr.c (convert_move): Likewise.
20089 * var-tracking.c (vt_stack_adjustments): Likewise.
20090 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
20091 * tree-vrp.c (test_for_singularity): Likewise.
20093 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
20094 directly instead of building a temporary tree.
20097 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
20098 remove <algorithm> include.
20100 2016-01-22 Jakub Jelinek <jakub@redhat.com>
20103 * config/i386/i386.c: Include dojump.h.
20104 (expand_small_movmem_or_setmem,
20105 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
20107 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
20108 if dynamic_check != -1.
20110 2016-01-21 Jeff Law <law@redhat.com>
20112 PR middle-end/69347
20113 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
20114 record_temporary_equivalences. Rewritten to avoid unnecessary calls
20115 into dominated_by_p.
20116 (cprop_into_successor_phis): Avoid unnecessary tests.
20118 2016-01-22 Richard Henderson <rth@redhat.com>
20121 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
20122 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
20124 2016-01-22 Michael Matz <matz@suse.de>
20126 * system.h (string, algorithm): Include only conditionally.
20127 (new): Include always under C++.
20128 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
20129 * final.c (toplevel): Ditto.
20130 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
20131 * genconditions.c (write_header): Make gencondmd.c define
20133 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
20135 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
20136 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
20138 2016-01-22 Christian Bruel <christian.bruel@st.com>
20141 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
20143 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20146 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
20147 define_insn_and_split. Ensure operands[1] and operands[0] do not
20148 get assigned the same register.
20150 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
20152 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
20154 2016-01-22 Christian Bruel <christian.bruel@st.com>
20156 * config/arm/arm-c.c (arm_pragma_target_parse):
20157 Remove warn_builtin_macro_redefined overwrite.
20159 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
20161 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
20162 flag_non_call_exceptions compatibility.
20164 2016-01-22 Jakub Jelinek <jakub@redhat.com>
20167 * dwarf2out.c (add_child_die_after): New function.
20168 (dwarf_qual_info_t): New type.
20169 (dwarf_qual_info): New variable.
20170 (qualified_die_p): New function.
20171 (modified_type_die): For -fdebug-types-section, ensure
20172 canonical order of qualifiers. Put qualified DIEs adjacent
20173 to the corresponding non-qualified type DIE and search there
20174 for existing qualified DIEs.
20176 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
20178 * doc/extend.texi (scalar_storage_order type attribute): Document
20179 restriction on type punning and aliasing, and remove future tense.
20181 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
20184 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
20187 2016-01-21 Jeff Law <law@redhat.com>
20189 PR middle-end/69347
20190 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
20191 useless call to record_temporary_equivalences.
20192 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
20193 allocate 10 slots in the bb_path vector and let it grow as needed.
20194 (fsm_find_control_statement_thread_paths): Similarly for the next_path
20197 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
20199 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
20201 * configure: Regenerate.
20203 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
20205 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
20206 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
20208 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
20210 PR middle-end/66178
20211 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
20212 drop EXPAND_INITIALIZER.
20213 * rtl.h (contains_symbolic_reference_p): Declare.
20214 * rtlanal.c (contains_symbolic_reference_p): New function.
20215 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
20216 a subtraction into a NOT if symbolic constants are involved.
20218 2016-01-21 Anton Blanchard <anton@samba.org>
20219 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
20222 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
20224 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
20227 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
20229 * config/microblaze/microblaze.c
20230 (get_branch_target): New.
20231 (insert_wic_for_ilb_runout): New.
20233 (microblaze_machine_dependent_reorg): New.
20234 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
20235 * config/microblaze/microblaze.md
20236 (UNSPEC_IPREFETCH): Define.
20237 (iprefetch): New pattern
20238 * config/microblaze/microblaze.opt
20239 (mxl-prefetch): New flag.
20241 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
20243 * config/microblaze/microblaze.h
20244 (FIXED_REGISTERS): Update in macro.
20245 (CALL_USED_REGISTERS): Update in macro.
20247 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
20249 PR rtl-optimization/68920
20250 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
20253 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
20255 PR rtl-optimization/68990
20256 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
20257 pseudo instead of inheritance ones.
20259 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
20260 Nick Clifton <nickc@redhat.com>
20264 * config/mips/mips.c (mips_compute_frame_info): Initialise
20265 args_size and hard_frame_pointer_offset fields of the frame
20266 structure before calling mips_global_pointer.
20268 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
20270 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
20272 * configure: Regenerate.
20274 2016-01-21 Richard Biener <rguenther@suse.de>
20276 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
20278 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
20280 * config/s390/s390.c (s390_asm_declare_function_size): Add code
20281 to actually emit the .size directive.
20283 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
20284 Jakub Jelinek <jakub@redhat.com>
20288 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
20289 args array size by one to avoid buffer overflow.
20291 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
20293 * config/s390/s390.md (pool_section_start): Use switch_to_section
20294 to select proper read-only data section instead of hardcoding
20296 (pool_section_end): Use switch_to_section to match the above.
20298 2016-01-21 Richard Biener <rguenther@suse.de>
20300 PR tree-optimization/69378
20301 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
20302 (set_ssa_val_to): Use it for dominance checks taking into
20303 account not executable edges.
20305 2016-01-21 Jakub Jelinek <jakub@redhat.com>
20308 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
20309 for bitsize instead of GET_MODE_PRECISION (mode).
20311 2016-01-20 Martin Sebor <msebor@redhat.com>
20314 * extend.texi (__sync Builtins): Clarify the semantics of
20315 __sync_fetch_and_OP built-ins on pointers.
20316 (__atomic Builtins): Same.
20318 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
20319 Sebastian Pop <s.pop@samsung.com>
20321 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
20322 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
20323 (is_valid_rename): Same.
20324 (translate_isl_ast_to_gimple::get_rename): Same.
20325 (translate_isl_ast_to_gimple::rename_all_uses): Same.
20326 (translate_isl_ast_to_gimple::rename_uses): Same.
20327 (get_new_name): Check for close_phi nodes.
20328 (copy_loop_phi_args): Use phi_node_kind.
20329 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
20330 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
20332 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
20333 Sebastian Pop <s.pop@samsung.com>
20335 Revert commit r229783.
20336 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
20337 Remove use of parameter_rename_map.
20338 (copy_def): Remove.
20339 (copy_internal_parameters): Remove.
20340 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
20341 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
20342 (free_sese_info): Do not free parameter_rename_map.
20343 (set_rename): Do not use parameter_rename_map.
20344 (rename_uses): Update call to set_rename.
20345 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
20346 * sese.h (parameter_rename_map_t): Remove.
20347 (struct sese_info_t): Remove field parameter_rename_map.
20349 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
20350 Sebastian Pop <s.pop@samsung.com>
20352 * graphite-isl-ast-to-gimple.c: Fix comment.
20353 * graphite-scop-detection.c (defined_in_loop_p): New.
20354 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
20355 names defined in loop.
20357 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
20358 Sebastian Pop <s.pop@samsung.com>
20360 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
20361 Discard unstructured if-then-else regions.
20363 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
20364 Sebastian Pop <s.pop@samsung.com>
20366 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
20367 (cleanup_loop_iter_dom): Remove.
20368 (build_loop_iteration_domains): Remove.
20369 (build_scop_context): Remove.
20370 (build_scop_iteration_domain): Remove.
20371 (add_loop_constraints): New.
20372 (build_iteration_domains): New.
20373 (build_poly_scop): Call build_iteration_domains.
20375 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
20376 Sebastian Pop <s.pop@samsung.com>
20378 * graphite-scop-detection.c
20379 (scop_detection::harmful_loop_in_region): Free dom and loops.
20380 (scop_detection::loop_body_is_valid_scop): Free bbs.
20382 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
20383 Sebastian Pop <s.pop@samsung.com>
20385 * graphite-scop-detection.c (record_loop_in_sese): New.
20386 (gather_bbs::before_dom_children): Call record_loop_in_sese.
20387 (build_scops): Remove call to build_sese_loop_nests.
20388 * sese.c (sese_record_loop): Remove.
20389 (build_sese_loop_nests): Remove.
20390 (new_sese_info): Remove region->loops.
20391 (free_sese_info): Same.
20392 * sese.h (sese_contains_loop): Same.
20393 (build_sese_loop_nests): Remove.
20394 (sese_contains_loop): Remove.
20396 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
20397 Sebastian Pop <s.pop@samsung.com>
20399 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
20400 loop_is_valid_in_scop.
20401 (scop_detection::harmful_stmt_in_region): Renamed
20402 harmful_loop_in_region.
20403 Call loop_is_valid_in_scop.
20405 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
20406 Sebastian Pop <s.pop@samsung.com>
20408 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
20411 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
20412 Sebastian Pop <s.pop@samsung.com>
20414 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
20415 * graphite.h (struct poly_bb): Remove field is_reduction.
20416 (PBB_IS_REDUCTION): Remove.
20418 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
20419 Sebastian Pop <s.pop@samsung.com>
20421 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
20422 (add_pdr_constraints): Same.
20423 (scop_get_reads): Same.
20424 (scop_get_must_writes): Same.
20425 (scop_get_may_writes): Same.
20426 (scop_get_original_schedule): Same.
20427 (extend_schedule): Same.
20428 (apply_schedule_on_deps): Same.
20429 (carries_deps): Same.
20430 (compute_deps): Same.
20431 (scop_get_dependences): Same.
20432 * graphite-isl-ast-to-gimple.c
20433 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
20434 * graphite-optimize-isl.c (get_schedule_for_band): Same.
20435 (get_schedule_for_band_list): Same.
20436 (get_schedule_map): Same.
20437 (apply_schedule_map_to_scop): Same.
20438 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
20439 (build_loop_iteration_domains): Same.
20440 (add_condition_to_pbb): Same.
20441 (add_param_constraints): Same.
20442 (pdr_add_memory_accesses): Same.
20443 (pdr_add_data_dimensions): Same.
20445 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
20447 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
20450 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
20452 * common.opt (feliminate-dwarf2-dups): Replace references to
20453 "DWARF 2" with just "DWARF".
20454 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
20455 * doc/extend.texi: Likewise.
20456 * doc/cpp.texi: Likewise.
20457 * doc/invoke.texi: Likewise.
20458 (Option Summary): Add -gdwarf to list of Debugging Options.
20459 (Debugging Options): Document -gdwarf.
20460 * doc/contrib.texi: Spell "DWARF" like that.
20462 2016-01-21 Jakub Jelinek <jakub@redhat.com>
20464 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
20465 warning. Fix up formatting.
20467 PR middle-end/67653
20468 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
20469 attempt to mark memory input operand addressable and
20470 call prepare_gimple_addressable in that case. Don't adjust
20471 input_location for diagnostics, use error_at instead.
20473 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
20475 * config/rs6000/ppc-auxv.h: New file.
20476 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
20477 (cpu_is): Likewise.
20478 (cpu_supports): Likewise.
20479 * config/rs6000/rs6000.c: include "ppc-auxv.h".
20480 (cpu_is_info): New variable.
20481 (cpu_supports_info): Likewise.
20482 (tcb_verification_symbol): Likewise.
20483 (cpu_builtin_p): Likewise.
20484 (cpu_expand_builtin): New function.
20485 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
20486 (rs6000_init_builtins): Likewise.
20487 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
20488 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
20489 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
20490 * configure: Regenerate.
20491 * config.in: Likewise.
20492 * doc/extend.texi (PowerPC Built-in Functions): Document
20493 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
20495 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
20498 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
20500 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
20503 2016-01-20 Richard Henderson <rth@redhat.com>
20509 * tree.c (tm_define_builtin): New.
20510 (find_tm_vector_type): New.
20511 (build_tm_vector_builtins): New.
20512 (build_common_builtin_nodes): Call it.
20514 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
20516 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
20517 (arm_fp_ok): Likewise.
20518 (arm_fp): Likewise.
20519 (arm_crypto): Likewise.
20521 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
20522 Richard Biener <rguenther@suse.de>
20524 PR tree-optimization/69328
20525 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
20526 vectors have same number of elements.
20527 (vectorizable_condition): Fix masked version recognition.
20529 2016-01-20 Richard Biener <rguenther@suse.de>
20531 PR tree-optimization/69345
20532 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
20533 (VN_INFO_PTR_INFO): Likewise.
20534 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
20535 info when it is equal between non-dominating SSA names.
20536 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
20537 Make sure to look at original SSA infos.
20539 2016-01-20 Jeff Law <law@redhat.com>
20542 * config/m68k/predicates.md (pow2_m1_operand): New predicate
20544 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
20545 (pc_or_label_operand): New predicate.
20546 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
20547 tests for small integers that are 2^n - 1.
20549 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
20551 * doc/invoke.texi (Options Summary): Add '.' after @xref.
20553 2016-01-19 Jeff Law <law@redhat.com>
20555 PR middle-end/69347
20556 * tree-ssa-threadbackwards.c
20557 (fsm_find_control_statement_thread_paths): Do not try to lookup
20558 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
20560 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
20562 * doc/lto.texi: Remove text that says only Gold has linker plugin
20565 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
20567 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
20568 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
20569 the DIE accordingly.
20570 (modified_type_die): Add REVERSE parameter and pass it recursively,
20571 as well as to base_type_die. Adjust presence check accordingly.
20572 (base_type_for_mode): Adjust call to modified_type_die.
20573 (add_type_attribute): Add REVERSE parameter and pass it to
20575 (generic_parameter_die): Adjust call to add_type_attribute.
20576 (add_scalar_info): Likewise.
20577 (add_subscript_info): Likewise.
20578 (gen_array_type_die): Likewise.
20579 (gen_descr_array_type_die): Likewise.
20580 (gen_entry_point_die): Likewise.
20581 (gen_enumeration_type_die): Likewise.
20582 (gen_formal_parameter_die): Likewise.
20583 (gen_subprogram_die): Likewise.
20584 (gen_variable_die ): Likewise.
20585 (gen_const_die): Likewise.
20586 (gen_field_die): Likewise.
20587 (gen_pointer_type_die): Likewise.
20588 (gen_reference_type_die): Likewise.
20589 (gen_ptr_to_mbr_type_die): Likewise.
20590 (gen_inheritance_die): Likewise.
20591 (gen_subroutine_type_die): Likewise.
20592 (gen_typedef_die): Likewise.
20593 (force_type_die): Adjust call to modified_type_die.
20595 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
20597 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
20598 flow throughout the file. Fix broken link to Objective-C 2.0
20600 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
20603 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
20605 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
20607 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
20610 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
20611 (maybe_record_node): Record cxa_pure_virtual as the only possible
20612 target if there are not ohter candidates.
20613 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
20615 2016-01-19 Richard Biener <rguenther@suse.de>
20617 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
20618 (get_memory_order): Likewise.
20620 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
20622 * tree-vect-stmts.c (vectorizable_store): Check
20625 2016-01-19 David Malcolm <dmalcolm@redhat.com>
20628 * gcc.c (driver::decode_argv): Add call to
20629 init_opts_obstack before init_options_struct.
20630 * opts.c (init_opts_obstack): Remove idempotency.
20631 (init_options_struct): Replace call to init_opts_obstack
20632 with a gcc_assert to verify that it has already been called.
20633 * toplev.c (toplev::main): Add call to init_opts_obstack before
20634 calls to init_options_struct.
20635 (toplev::finalize): Move cleanup of opts_obstack next to
20636 cleanup of save_decoded_options, clearing the latter, and
20637 save_decoded_options_count.
20639 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20642 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
20643 attribute to unconditional. Remove %? from output template.
20645 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
20646 Jiong Wang <jiong.wang@arm.com>
20648 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
20649 generated from different expand order.
20651 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
20653 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
20654 Add support for CCMP costing.
20656 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
20658 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
20659 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
20660 (fccmpe<mode>): Likewise.
20661 (fcmp): Rename to fcmp and globalize pattern.
20663 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
20664 (aarch64_gen_ccmp_next): Add FP support.
20666 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
20668 * target.def (gen_ccmp_first): Update documentation.
20669 (gen_ccmp_next): Likewise.
20670 * doc/tm.texi (gen_ccmp_first): Update documentation.
20671 (gen_ccmp_next): Likewise.
20672 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
20673 expand_ccmp_expr_1. Improve comments.
20674 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
20675 (ccmp_ior<mode>): Remove pattern.
20676 (cmp<mode>): Remove expand.
20677 (cmp): Globalize pattern.
20678 (cstorecc4): Use cc_register.
20679 (mov<mode>cc): Remove ccmp_cc_register check.
20680 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
20681 Simplify after removal of CC_DNE/* modes.
20682 (aarch64_ccmp_mode_to_code): Remove.
20683 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
20684 In 'k' case use integer as condition.
20685 (aarch64_nzcv_codes): Remove inverted cases.
20686 (aarch64_code_to_ccmode): Remove.
20687 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
20688 comparison with CC register to be used in folowing CCMP/branch/CSEL.
20689 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
20690 pattern. Return the comparison with CC register. Invert conditions
20691 when bitcode is OR.
20692 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
20693 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
20695 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
20697 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
20698 instrumented_version.
20700 2016-01-19 Richard Biener <rguenther@suse.de>
20702 PR tree-optimization/69336
20703 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
20704 handled components with get_ref_base_and_extent.
20705 (equal_mem_array_ref_p): Adjust.
20707 2016-01-19 Jakub Jelinek <jakub@redhat.com>
20710 * shrink-wrap.c: Include valtrack.h.
20711 (move_insn_for_shrink_wrap): Add DEBUG argument. If
20712 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
20713 in between insn and where it will be moved to. Call
20714 dead_debug_insert_temp.
20715 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
20716 first and dead_debug_local_finish at the end.
20717 For uses and defs bitmap, handle all regs in between REGNO and
20718 END_REGNO, not just the first one.
20720 2016-01-19 Richard Biener <rguenther@suse.de>
20722 PR tree-optimization/69352
20723 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
20724 (equal_mem_array_ref_p): Constrain size and max size properly.
20725 Compare the reverse flag.
20727 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
20729 * ira.c (ira): Update regstat data if we deleted insns.
20731 2016-01-19 Jakub Jelinek <jakub@redhat.com>
20733 PR rtl-optimization/68955
20734 PR rtl-optimization/64557
20735 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
20736 here. Fix up formatting.
20737 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
20739 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
20742 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
20743 assume that the node has body.
20744 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
20747 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
20749 * lto-streamer-out.c (lto_output): Do not stream instrumentation
20752 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
20754 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
20755 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
20757 2016-01-19 Martin Jambor <mjambor@suse.cz>
20758 Martin Liska <mliska@suse.cz>
20759 Michael Matz <matz@suse.de>
20761 * Makefile.in (OBJS): Add new source files.
20762 (GTFILES): Add hsa.c.
20763 * common.opt (disable_hsa): New variable.
20764 (-Whsa): New warning.
20765 * config.in (ENABLE_HSA): New.
20766 * configure.ac: Treat hsa differently from other accelerators.
20767 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
20768 $enable_offloading.
20769 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
20770 * doc/install.texi (Configuration): Document --with-hsa-runtime,
20771 --with-hsa-runtime-include, --with-hsa-runtime-lib and
20772 --with-hsa-kmt-lib.
20773 * doc/invoke.texi (-Whsa): Document.
20774 (hsa-gen-debug-stores): Likewise.
20775 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
20776 to invoke offload compiler for hsa acclerator.
20777 * opts.c (common_handle_option): Determine whether HSA offloading
20778 should be performed.
20779 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
20780 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
20781 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
20782 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
20783 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
20784 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
20785 GF_OMP_FOR_KIND_GRID_LOOP.
20786 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
20787 (pp_gimple_stmt_1): Likewise.
20788 * gimple-walk.c (walk_gimple_stmt): Likewise.
20789 * gimple.c (gimple_build_omp_grid_body): New function.
20790 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
20791 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
20792 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
20793 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
20794 GF_OMP_TEAMS_GRID_PHONY.
20795 (gimple_statement_omp_single_layout): Updated comments.
20796 (gimple_build_omp_grid_body): New function.
20797 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
20798 (gimple_omp_for_grid_phony): New function.
20799 (gimple_omp_for_set_grid_phony): Likewise.
20800 (gimple_omp_parallel_grid_phony): Likewise.
20801 (gimple_omp_parallel_set_grid_phony): Likewise.
20802 (gimple_omp_teams_grid_phony): Likewise.
20803 (gimple_omp_teams_set_grid_phony): Likewise.
20804 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
20805 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
20806 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
20807 (BUILT_IN_GOMP_TARGET): Updated type.
20808 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
20809 (adjust_for_condition): New function.
20810 (get_omp_for_step_from_incr): Likewise.
20811 (extract_omp_for_data): Moved parts to adjust_for_condition and
20812 get_omp_for_step_from_incr.
20813 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
20814 (fixup_child_record_type): Bail out if receiver_decl is NULL.
20815 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
20816 (scan_omp_parallel): Do not create child functions for phony
20818 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
20819 (scan_omp_1_op): Checking assert we are not remapping to
20820 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
20821 (parallel_needs_hsa_kernel_p): New function.
20822 (expand_parallel_call): Register apprpriate parallel child
20823 functions as HSA kernels.
20824 (grid_launch_attributes_trees): New type.
20825 (grid_attr_trees): New variable.
20826 (grid_create_kernel_launch_attr_types): New function.
20827 (grid_insert_store_range_dim): Likewise.
20828 (grid_get_kernel_launch_attributes): Likewise.
20829 (get_target_argument_identifier_1): Likewise.
20830 (get_target_argument_identifier): Likewise.
20831 (get_target_argument_value): Likewise.
20832 (push_target_argument_according_to_value): Likewise.
20833 (get_target_arguments): Likewise.
20834 (expand_omp_target): Call get_target_arguments instead of looking
20835 up for teams and thread limit.
20836 (grid_expand_omp_for_loop): New function.
20837 (grid_arg_decl_map): New type.
20838 (grid_remap_kernel_arg_accesses): New function.
20839 (grid_expand_target_kernel_body): New function.
20840 (expand_omp): Call it.
20841 (lower_omp_for): Do not emit phony constructs.
20842 (lower_omp_taskreg): Do not emit phony constructs but create for them
20843 a temporary variable receiver_decl.
20844 (lower_omp_taskreg): Do not emit phony constructs.
20845 (lower_omp_teams): Likewise.
20846 (lower_omp_grid_body): New function.
20847 (lower_omp_1): Call it.
20848 (grid_reg_assignment_to_local_var_p): New function.
20849 (grid_seq_only_contains_local_assignments): Likewise.
20850 (grid_find_single_omp_among_assignments_1): Likewise.
20851 (grid_find_single_omp_among_assignments): Likewise.
20852 (grid_find_ungridifiable_statement): Likewise.
20853 (grid_target_follows_gridifiable_pattern): Likewise.
20854 (grid_remap_prebody_decls): Likewise.
20855 (grid_copy_leading_local_assignments): Likewise.
20856 (grid_process_kernel_body_copy): Likewise.
20857 (grid_attempt_target_gridification): Likewise.
20858 (grid_gridify_all_targets_stmt): Likewise.
20859 (grid_gridify_all_targets): Likewise.
20860 (execute_lower_omp): Call grid_gridify_all_targets.
20861 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
20862 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
20863 (tree_omp_clause): Added union field dimension.
20864 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
20865 * tree.c (omp_clause_num_ops): Added number of arguments of
20866 OMP_CLAUSE__GRIDDIM_.
20867 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
20868 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
20869 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
20870 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
20871 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
20872 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
20873 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
20874 * tree-pass.h (make_pass_gen_hsail): Declare.
20875 (make_pass_ipa_hsa): Likewise.
20876 * ipa-hsa.c: New file.
20877 * lto-section-in.c (lto_section_name): Add hsa section name.
20878 * lto-streamer.h (lto_section_type): Add hsa section.
20879 * timevar.def (TV_IPA_HSA): New.
20880 * hsa-brig-format.h: New file.
20881 * hsa-brig.c: New file.
20882 * hsa-dump.c: Likewise.
20883 * hsa-gen.c: Likewise.
20886 * toplev.c (compile_file): Call hsa_output_brig.
20887 * hsa-regalloc.c: New file.
20889 2016-01-18 Jeff Law <law@redhat.com>
20891 PR tree-optimization/69320
20892 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
20893 ranged object, do nothing if the RHS constant is not [0..1].
20894 (optimize_stmt): Comparing a boolean ranged object against a
20895 constant outside [0..1] results in a compile-time constant.
20897 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
20900 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
20902 * doc/invoke.texi (Invoking GCC): Add new section to menu.
20903 (Option Summary): Update to reflect new section and moved options.
20904 (C++ Dialect Options): Move -fstats to new section.
20905 (Debugging Options): Move all dump, statistics, and other GCC
20906 developer options to new section. Rewrite section introduction
20907 and re-order remaining options to put the more basic ones first.
20908 (Optimization Options): Move -fira-verbose and -flto-report* to
20910 (Developer Options): New section incorporating moved options.
20911 * doc/cppopts.texi (-dM): Update cross-reference.
20913 2016-01-18 Richard Henderson <rth@redhat.com>
20916 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
20917 operands to pseudo only if CSE is expected. Split long immediate
20918 operands only after reload, and for the stack pointer.
20919 (*add<GPI>3_pluslong): Remove.
20920 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
20921 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
20922 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
20923 (*add<GPI>3 peepholes): New.
20924 (*add<GPI>3 splitters): New.
20925 * config/aarch64/constraints.md (Upl): New.
20926 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
20928 2016-01-18 Richard Biener <rguenther@suse.de>
20930 PR tree-optimization/69297
20931 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
20933 (vect_bb_vectorization_profitable_p): Clear visited flag again.
20935 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
20937 PR middle-end/68542
20938 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
20939 of mixind vector and scalar types.
20940 (fold_relational_const): Add handling of vector
20941 comparison with boolean result.
20942 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
20943 comparison of vector operands with boolean result for EQ/NE only.
20944 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
20945 (verify_gimple_cond): Likewise.
20946 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
20949 2016-01-18 Joseph Myers <joseph@codesourcery.com>
20951 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
20954 2016-01-18 Richard Biener <rguenther@suse.de>
20956 PR middle-end/69308
20957 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
20959 2016-01-18 Tom de Vries <tom@codesourcery.com>
20961 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
20963 2016-01-18 Tom de Vries <tom@codesourcery.com>
20965 * omp-low.c (set_oacc_fn_attrib): Make extern.
20966 * omp-low.h (set_oacc_fn_attrib): Declare.
20967 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
20968 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
20969 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
20970 Add and handle function parameter oacc_kernels_p.
20971 (find_reduc_addr, get_omp_data_i_param): New function.
20972 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
20973 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
20974 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
20975 Calculate dominance info. Skip loops that are not in a kernels region
20976 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
20977 (pass_parallelize_loops::execute): Call parallelize_loops with
20978 oacc_kernels_p argument.
20979 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
20980 New member function.
20981 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
20982 * passes.def: Add argument to pass_parallelize_loops instantation.
20984 2016-01-18 Tom de Vries <tom@codesourcery.com>
20986 * tree-parloops.c (pass_parallelize_loops::execute): Allow
20987 pass_parallelize_loops to be run outside the loop pipeline.
20989 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
20991 * tree-scalar-evolution.c (follow_copies_to_constant): New.
20992 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
20994 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
20997 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
20998 using get_ref_base_and_extent.
20999 (equal_mem_array_ref_p): New.
21000 (hashable_expr_equal_p): Add call to previous.
21002 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
21005 * tree-sra.c (disqualified_constants, constant_decl_p): New.
21006 (sra_initialize): Allocate disqualified_constants.
21007 (sra_deinitialize): Free disqualified_constants.
21008 (disqualify_candidate): Update disqualified_constants when appropriate.
21009 (create_access): Scan for constant-pool entries as we go along.
21010 (scalarizable_type_p): Add check against type_contains_placeholder_p.
21011 (maybe_add_sra_candidate): Allow constant-pool entries.
21012 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
21013 (initialize_constant_pool_replacements): New.
21014 (sra_modify_assign): Avoid mangling assignments created by previous,
21015 and don't generate writes into constant pool.
21016 (sra_modify_function_body): Call initialize_constant_pool_replacements.
21018 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
21020 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
21021 andnot instruction.
21022 (scalar_chain::convert_op): Likewise.
21023 * config/i386/i386.md (*andndi3_doubleword): New.
21025 2016-01-18 Richard Biener <rguenther@suse.de>
21027 PR tree-optimization/69170
21028 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
21029 building a vector from scalar results of a pattern stmt.
21031 2016-01-18 Jakub Jelinek <jakub@redhat.com>
21033 * haifa-sched.c (autopref_multipass_init): Work around
21034 -Wmaybe-uninitialized warning.
21036 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
21038 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
21039 against the constant 0.
21041 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
21043 PR tree-optimization/68799
21044 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
21045 look up phi candidates in the statement-candidate map.
21046 (phi_add_costs): Likewise.
21047 (record_phi_increments): Likewise.
21048 (phi_incr_cost): Likewise.
21049 (ncd_with_phi): Likewise.
21050 (all_phi_incrs_profitable): Likewise.
21052 2016-01-17 Jakub Jelinek <jakub@redhat.com>
21054 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
21055 -Wmaybe-uninitialized warning.
21057 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
21059 * doc/invoke.texi (Invoking GCC): Add new section to menu.
21060 (Option Summary): Update to reflect new section and moved options.
21061 (C++ Dialect Options): Move -fvtable-verify and related options.
21062 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
21063 and profiling-related options.
21064 (Optimization Options): Move profile generation options and
21065 -fstack-protector and related options.
21066 (Instrumentation Options): New section incorporating moved options.
21067 (Code Generation Options): Move -finstrument-functions and
21068 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
21070 2016-01-16 Tom de Vries <tom@codesourcery.com>
21072 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
21074 2016-01-16 Tom de Vries <tom@codesourcery.com>
21076 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
21078 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
21080 * hash-table.h (hash_table::empty): Turn into an inline wrapper
21081 that checks whether the table is already empty. Rename the
21082 original implementation to...
21083 (hash_table::empty_slot): ...this new private function.
21085 2016-01-15 David Malcolm <dmalcolm@redhat.com>
21087 PR diagnostic/68899
21088 * diagnostic-show-locus.c (layout::print_source_line): Move x
21089 offset of line until after call to
21090 get_line_width_without_trailing_whitespace.
21092 2016-01-15 Jeff Law <law@redhat.com>
21094 PR tree-optimization/69270
21095 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
21096 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
21097 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
21098 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
21099 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
21100 ssa_name_has_boolean_range and constant_boolean_node.
21102 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
21104 PR rtl-optimization/69030
21105 * lra-spills.c (remove_pseudos): Check nrefs and make the function
21107 (spill_pseudos): Delete debug insn for dead pseudo.
21108 (lra_spill): Initiate spill_hard_reg and slots memory separately.
21110 2016-01-15 Jiong Wang <jiong.wang@arm.com>
21112 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
21114 (TYPES_UNOPUS): Likewise.
21115 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
21116 builtin type, from UNOP to UNOPUS.
21117 (lbtruncuv4sf): Likewise.
21118 (lbtruncuv2df): Likewise.
21119 (lrounduv2sf): Likewise.
21120 (lrounduv4sf): Likewise.
21121 (lrounduv2df): Likewise.
21122 (lroundusf): Likewise.
21123 (lroundusf): Likewise.
21124 (lceiluv2sf): Likewise.
21125 (lceiluv4sf): Likewise.
21126 (lceiluv2df): Likewise.
21127 (lceilusf): Likewise.
21128 (lceiludf): Likewise.
21129 (lflooruv2sf): Likewise.
21130 (lflooruv4sf): Likewise.
21131 (lflooruv2df): Likewise.
21132 (lfloorusf): Likewise.
21133 (lfloorudf): Likewise.
21134 (lfrintnuv2sf): Likewise.
21135 (lfrintnuv4sf): Likewise.
21136 (lfrintnuv2df): Likewise.
21137 (lfrintnusf): Likewise.
21138 (lfrintnudf): Likewise.
21139 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
21141 (vcvtq_u32_f32): Likewise.
21142 (vcvtq_u64_f64): Likewise.
21143 (vcvta_u32_f32): Likewise.
21144 (vcvtaq_u32_f32): Likewise.
21145 (vcvtaq_u64_f64): Likewise.
21146 (vcvtm_u32_f32): Likewise.
21147 (vcvtmq_u32_f32): Likewise.
21148 (vcvtmq_u64_f64): Likewise.
21149 (vcvtn_u32_f32): Likwise.
21150 (vcvtnq_u32_f32): Likewise.
21151 (vcvtnq_u64_f64): Likewise.
21152 (vcvtp_u32_f32): Likewise.
21153 (vcvtpq_u32_f32): Likewise.
21154 (vcvtpq_u64_f64): Likewise.
21155 (vcvtmd_u64_f64): Likewise.
21156 (vcvtms_u32_f32): Likewise.
21157 (vcvtad_u64_f64): Likewise.
21158 (vcvtas_u32_f32): Likewise.
21159 (vcvtnd_u64_f64): Likewise.
21160 (vcvtns_u32_f32): Likewise.
21161 (vcvtpd_u64_f64): Likewise.
21162 (vcvtps_u32_f32): Likewise.
21164 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21166 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
21167 CSEL of zero_extended registers.
21169 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21171 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
21172 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
21174 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21176 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
21177 false when argument string is not found in the attributes table
21180 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
21183 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
21184 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
21185 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
21186 precision estimate.
21188 2016-01-15 Richard Biener <rguenther@suse.de>
21190 PR tree-optimization/66856
21191 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
21192 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
21193 (vect_create_new_slp_node): Increment stmt reference count.
21194 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
21195 an SLP tree before swapping operands.
21196 (vect_build_slp_tree): Likewise.
21197 (destroy_bb_vec_info): Free stmt info after SLP instances.
21198 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
21199 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
21200 (STMT_VINFO_NUM_SLP_USES): New macro.
21202 2016-01-15 Richard Biener <rguenther@suse.de>
21205 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
21206 (add_linkage_name): ... here.
21207 (gen_typedef_die): Use add_linkage_name_raw instead of
21208 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
21211 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
21213 * gimplify.c (oacc_default_clause): Decode reference and pointer
21214 types for both kernels and parallel regions.
21216 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
21218 PR middle-end/69246
21219 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
21221 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
21223 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
21224 (convert_scalars_to_vector): Likewise.
21226 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
21228 * doc/extend.texi (Type Traits): Fix grammar.
21230 2016-01-15 Martin Jambor <mjambor@suse.cz>
21232 * tree-inline.c (remap_decl): Use existing dclarations if
21233 remapping a type and prevent_decl_creation_for_types.
21234 (replace_locals_stmt): Do an initial remapping of non-VLA typed
21235 decls first. Do real remapping with
21236 prevent_decl_creation_for_types set.
21237 * tree-inline.h (copy_body_data): New field
21238 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
21241 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
21243 * config/s390/s390.opt (mmvcle): More verbose help text.
21245 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
21247 * config/s390/s390.opt: Add period to -mzvector option text.
21249 2016-01-15 Richard Biener <rguenther@suse.de>
21251 PR tree-optimization/68961
21252 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
21253 of invariants in stores again.
21255 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
21257 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
21259 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
21261 * config/i386/i386.c (ix86_expand_branch): Don't split
21262 DI mode xor instruction to SI mode.
21264 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
21267 * ipa-icf.c (sem_function::merge): Virtual functions may become
21268 reachable even if they address is not taken and there are no
21271 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
21273 * lto-streamer-out.c (subtract_estimated_size): New function.
21274 (get_symbol_initial_value): Use it.
21276 2016-01-15 Christian Bruel <christian.bruel@st.com>
21279 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
21280 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
21281 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
21282 use add_builtin_function_ext_scope instead of add_builtin_function.
21283 (neon_set_p, neon_crypto_set_p): Remove.
21284 (arm_init_builtins): Always call arm_init_neon_builtins and
21285 arm_init_crypto_builtins.
21286 (arm_expand_builtin): Check that builtins are allowed for the arch.
21287 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
21288 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
21289 arm_init_neon_builtins call.
21291 2016-01-15 Richard Biener <rguenther@suse.de>
21293 PR tree-optimization/69117
21294 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
21295 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
21296 of the leader conservatively.
21297 (free_scc_vn): Restore original SSA name infos.
21299 2016-01-14 Jeff Law <law@redhat.com>
21301 PR tree-optimization/69270
21302 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
21303 single bit of precision, verify it's also unsigned.
21304 (record_edge_info): Use constant_boolean_node rather than fold_convert
21305 to convert boolean_true/boolean_false to the right type.
21307 2016-01-14 Richard Henderson <rth@redhat.com>
21310 * loop-doloop.c (record_reg_sets): New.
21311 (doloop_optimize): Reject the transform if the sequence
21312 clobbers registers live at the end of the loop block.
21313 (doloop_optimize_loops): Enable df_live if needed.
21315 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
21317 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
21318 * config/rs6000/rs6000.c: Likewise.
21319 * config/rs6000/rs6000.h: Likewise.
21320 * config/rs6000/rs6000.md: Likewise.
21321 * doc/extend.texi: Likewsie.
21323 2016-01-14 Jeff Law <law@redhat.com>
21325 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
21328 2016-01-14 Richard Henderson <rth@redhat.com>
21332 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
21333 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
21334 instead of builtin_decl_declared_p to test for declaration.
21336 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
21338 * doc/loop.texi (Loop Analysis and Representation): Document
21339 loop_depth function.
21341 2016-01-14 Tom de Vries <tom@codesourcery.com>
21343 PR tree-optimization/68773
21344 * omp-low.c (expand_omp_target): Don't set force_output.
21345 * varpool.c (varpool_node::get_create): Same.
21346 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
21347 offload_funcs with force_output.
21349 2016-01-14 Jakub Jelinek <jakub@redhat.com>
21352 * lra-eliminations.c (move_plus_up): Don't change anything if either
21353 the outer or inner subreg mode is not MODE_INT.
21354 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
21355 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
21357 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
21359 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
21360 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
21361 reduc_uplus_@var{m}): Remove.
21362 * expr.c (expand_expr_real_2): Remove expansion path for
21363 reduc_[us](min|max|plus) optabs.
21364 * optabs-tree.c (scalar_reduc_to_vector): Remove.
21365 * optabs-tree.h (scalar_reduc_to_vector): Remove.
21366 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
21367 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
21368 * tree-vect-loop.c (vectorizable_reduction): Remove test for
21369 reduc_[us](min|max|plus) optabs.
21371 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
21373 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
21374 (reduc_plus_scal_v2sf): New.
21375 (reduc_smax_v2sf): Rename to...
21376 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
21377 (reduc_smin_v2sf): Rename to...
21378 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
21380 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
21382 * alias.c (compare_base_symbol_refs): New function.
21383 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
21386 2016-01-14 Jakub Jelinek <jakub@redhat.com>
21388 PR middle-end/68146
21389 PR tree-optimization/69155
21390 * tree-complex.c: Include cfganal.h.
21391 (phis_to_revisit): New variable.
21392 (extract_component): Add phiarg_p argument. Assert that returned
21393 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
21394 (update_phi_components): Partly rewrite to use loop over real/imag
21395 components instead of code duplication. If extract_component returns
21396 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
21397 create_tmp_reg into the PHI node instead, and mention the phi triplet
21398 in phis_to_revisit.
21399 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
21400 in phis_to_revisit at the end.
21402 2016-01-14 Richard Biener <rguenther@suse.de>
21404 PR tree-optimization/68060
21405 * tree-vect-loop.c (vect_is_simple_reduction): Check the
21406 outer loop reduction is only used in the inner loop before
21407 detecting a double reduction.
21409 2016-01-14 Jakub Jelinek <jakub@redhat.com>
21412 * combine.c (expand_field_assignment): Punt if compute_mode is
21413 unsupported scalar mode.
21415 2016-01-14 Richard Biener <rguenther@suse.de>
21417 PR tree-optimization/66856
21418 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
21419 SLP node only if it built successfully.
21420 (vect_analyze_slp_instance): Adjust.
21422 2016-01-14 Jeff Law <law@redhat.com>
21424 PR tree-optimization/69270
21425 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
21426 (record_edge_info): Use it. Convert boolean_{true,false}_node
21427 to the type of op0.
21429 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
21432 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
21433 use block_ultimate_origin
21434 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
21436 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
21438 * doc/invoke.texi (Submodel Options): Rename section to
21439 "Machine-Dependent Options" to better reflect its content.
21440 Rewrite introductory text to remove archaic CPU names.
21443 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
21445 * doc/invoke.texi (Code Gen Options): Move section up in file,
21446 before target-specific options. Update menu and option summary
21447 to reflect the new section ordering.
21449 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
21451 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
21452 (C++ Dialect Options): Add cross-reference to -std option.
21453 * doc/standards.texi (C++ Language): Document C++14 support.
21455 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
21457 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
21458 for pack/unpack functions for __ibm128.
21459 (PACK_IF): Likewise.
21460 (UNPACK_IF): Likewise.
21462 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
21463 support for __ibm128 pack/unpack functions.
21464 (rs6000_invalid_builtin): Likewise.
21465 (rs6000_init_builtins): Likewise.
21466 (rs6000_opt_masks): Likewise.
21468 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
21469 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
21471 (RS6000_BTM_COMMON): Likewise.
21473 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
21474 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
21475 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
21476 128-bit floating point. Add support for the double values to be
21477 in Altivec registers for TF/IF packing and unpacking, but restrict
21478 TD packing sub-fields to be FPR registers. Don't allow overlapped
21479 register support for packing. Allow pack inputs to be memory
21480 locations. Don't build generator functions for unpack<mode>_dm
21481 and unpack<mode>_nodm.
21482 (unpack<mode>_dm): Likewise.
21483 (unpack<mode>_nodm): Likewise.
21484 (pack<mode>): Likewise.
21486 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
21487 built-in functions to pack/unpack explicit __ibm128 values.
21488 (__builtin_unpack_ibm128): Likewise.
21490 * doc/extend.texi (PowerPC Built-in Functions): Document
21491 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
21493 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
21496 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
21497 Add new arg loc and pass it down as context.
21498 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
21499 to the location to use for the warning.
21500 (check_function_arguments): New arg loc. All callers changed. Pass
21501 it to check_function_nonnull.
21502 * c-common.h (check_function_arguments): Adjust declaration.
21504 2016-01-13 Jakub Jelinek <jakub@redhat.com>
21506 PR tree-optimization/69156
21507 * gimple.c (validate_type): Removed.
21508 (gimple_builtin_call_types_compatible_p): Use
21509 useless_type_conversion_p instead of validate_type.
21510 * value-prof.c (gimple_stringop_fixed_value): Fold
21511 icall_size to correct type.
21513 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
21515 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
21518 2016-01-13 Richard Henderson <rth@redhat.com>
21521 * target.def (builtin_tm_load, builtin_tm_store): Remove.
21522 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
21523 (ix86_builtin_tm_store): Remove.
21524 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
21525 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
21526 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
21527 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
21528 * doc/tm.texi: Rebuild.
21530 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
21531 (BUILT_IN_TM_MEMCPY_RTWN): New.
21532 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
21533 fallback from vector to integer helpers.
21534 (build_tm_load): Handle vector types directly, instead of
21536 (build_tm_store): Likewise.
21537 (expand_assign_tm): Prepare for register types not handled by
21538 the above. Copy them to memory and use memcpy.
21539 * tree.c (tm_define_builtin): New.
21540 (find_tm_vector_type): New.
21541 (build_tm_vector_builtins): New.
21542 (build_common_builtin_nodes): Call it.
21544 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
21546 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
21547 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
21549 2016-01-13 Tom de Vries <tom@codesourcery.com>
21551 PR tree-optimization/69169
21552 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
21553 handled_struct_type param.
21554 (create_variable_info_for, intra_create_variable_infos): Call
21555 create_variable_info_for_1 with extra arg.
21557 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
21559 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
21560 and "armv8.1-a+crc" entries.
21562 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
21565 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
21566 Change first operand predicate from register_or_constm1_operand
21567 to register_operand.
21568 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
21569 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
21570 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
21571 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
21572 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
21573 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
21574 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
21575 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
21576 comparison with constm1_rtx from vec_prefetch_gen part.
21578 2016-01-13 Richard Biener <rguenther@suse.de>
21580 PR tree-optimization/69013
21581 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
21582 Exchange assert for a test.
21584 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21587 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
21589 2016-01-13 Richard Biener <rguenther@suse.de>
21591 PR tree-optimization/69242
21592 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
21593 assert with a check.
21595 2016-01-13 Richard Biener <rguenther@suse.de>
21597 PR tree-optimization/69186
21598 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
21599 Properly guard vect_update_misalignment_for_peel call.
21601 2016-01-12 Jeff Law <law@redhat.com>
21603 PR tree-optimization/pr67755
21604 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
21605 "need_profile_correction".
21606 (thread_block_1): Initialize new field to false by default. If we
21607 have multiple thread paths through a common joiner to different
21608 final targets, then set new field to true.
21609 (compute_path_counts): Only do count adjustment when it's really
21612 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
21614 * doc/invoke.texi (Spec Files): Move section down in file, past
21615 all command-line option descriptions.
21617 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
21619 PR middle-end/54809
21620 * doc/gty.texi: Remove documentation of mark_hook.
21621 * gengtype.c (struct write_types_data): Remove code to support
21622 mark_hook attribute.
21623 (walk_type): Likewise.
21624 (write_func_for_structure): Likewise.
21626 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
21628 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
21629 Directory Options, and -specs= to Overall Options.
21630 (Overall Options): Adjust similarly. Reorder to group related
21631 options together. Make -specs= cross-reference the spec file details.
21632 (Directory Options): Adjust similarly.
21634 2016-01-12 Jeff Law <law@redhat.com>
21636 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
21638 2016-01-12 Olivier Hainque <hainque@adacore.com>
21640 * gcc.c (spec_undefvar_allowed): New global.
21641 (process_command): Set to true when running for --version or --help,
21643 (getenv_spec_function): When the variable is not defined, use the
21644 variable name as the variable value if we're allowed not to issue
21647 2016-01-12 Bin Cheng <bin.cheng@arm.com>
21649 PR tree-optimization/68911
21650 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
21651 information computed for expression "init + nit * step".
21653 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
21655 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
21656 about name of GCC executable. Remove deleted node from menu.
21657 (Directory Options) <-B>: Remove cross-reference to deleted node.
21658 (Target Options): Delete section.
21660 2016-01-12 Christian Bruel <christian.bruel@st.com>
21663 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
21664 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
21666 2016-01-12 Jakub Jelinek <jakub@redhat.com>
21669 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
21670 aligned_mem is properly set for AVX512-VL floating point masked
21674 * ifcvt.c (cond_exec_process_if_block): When removing the last
21675 insn from then_bb, remove also any possible barriers that follow it.
21677 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
21681 * config/i386/iamcu.h (SIZE_TYPE): New macro.
21682 (PTRDIFF_TYPE): Likewise.
21683 (WCHAR_TYPE): Likewise.
21684 (WCHAR_TYPE_SIZE): Likewise.
21685 (STDINT_LONG32): Likewise.
21687 2016-01-12 Richard Biener <rguenther@suse.de>
21689 PR tree-optimization/69053
21690 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
21691 convert initial value for cond reductions.
21693 2016-01-12 Richard Biener <rguenther@suse.de>
21695 PR tree-optimization/69007
21696 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
21697 widen_sum after dot_prod and sad.
21699 2016-01-12 Richard Biener <rguenther@suse.de>
21701 PR tree-optimization/69168
21702 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
21703 pattern stmt SLP type.
21704 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
21705 end up unused so cope with that case.
21707 2016-01-12 Richard Biener <rguenther@suse.de>
21709 PR tree-optimization/69157
21710 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
21711 stmts def type only during analyze phase.
21712 (vectorizable_call): Likewise.
21713 (vectorizable_simd_clone_call): Likewise.
21714 (vectorizable_conversion): Likewise.
21715 (vectorizable_assignment): Likewise.
21716 (vectorizable_shift): Likewise.
21717 (vectorizable_operation): Likewise.
21718 (vectorizable_store): Likewise.
21719 (vectorizable_load): Likewise.
21721 2016-01-12 Richard Biener <rguenther@suse.de>
21723 PR tree-optimization/69174
21724 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
21726 (vectorizable_load): Properly compute the number of loads needed
21727 for permuted strided SLP loads and do not spuriously assign
21728 to SLP_TREE_VEC_STMTS.
21730 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
21732 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
21733 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
21734 (MD_EXEC_PREFIX): Remove.
21735 (MD_STARTFILE_PREFIX) Removee.
21736 (FILE_NAME_ABSOLUTE_P): Remove.
21737 (CPP_SPEC): Do not read macros from sys/version.h.
21738 (LINK_COMMAND_SPEC): Remove.
21739 (LOCAL_INCLUDE_DIR): Remove.
21740 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
21741 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
21742 (POST_LINK_SPEC): Define to invoke stubify after linker
21743 (LIBSTDCXX): Remove define
21744 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
21745 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
21746 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
21747 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
21748 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
21749 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
21750 (i386_djgpp_asm_named_section): Add propotype of new procedure
21752 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
21753 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
21754 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
21755 in config/i386/djgpp.h).
21756 (STANDARD_STARTFILE_PREFIX_2): Define identical to
21757 STANDARD_STARTFILE_PREFIX_1.
21758 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
21759 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
21760 installation errors.
21761 (MAX_OFILE_ALIGNMENT): Define to 128.
21762 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
21764 * config/i386/djgpp.c: New file. Add implementation of
21765 i386_djgpp_asm_named_section.
21767 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
21769 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
21770 Add rule for building djgpp.o.
21772 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
21774 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
21775 (rtx_is_swappable_p): Reductions are swappable.
21776 (insn_is_swappable_p): V2DF reductions are swappable.
21778 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
21780 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
21781 reloads for other unsupported memory operands.
21783 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
21784 Jim Wilson <jim.wilson@linaro.org>
21787 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
21788 copy_to_mode_reg instead of force_reg.
21790 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
21793 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
21794 TARGET_80387 is true.
21796 2016-01-11 Jakub Jelinek <jakub@redhat.com>
21799 * lra-eliminations.c (move_plus_up): Only move plus up
21800 if subreg of the constant can be simplified into constant
21801 and use the simplified subreg of the constant instead of
21802 the original constant.
21804 * fold-const.c (fold_convertible_p): Don't return true
21805 for conversion of VECTOR_TYPE to same sized integral type.
21806 (fold_convert_loc): Fix up formatting. Fold conversion of
21807 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
21808 instead of NOP_EXPR.
21810 PR tree-optimization/69214
21811 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
21812 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
21815 PR tree-optimization/69207
21816 * tree-vect-slp.c (vect_get_constant_vectors): For
21817 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
21818 fold_convertible_p to vector_type's element type, and always
21819 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
21821 2016-01-11 Richard Biener <rguenther@suse.de>
21823 PR tree-optimization/69173
21824 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
21825 fixup the cycle if all stmts are in a pattern.
21827 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
21829 PR middle-end/68999
21830 * alias.c (base_alias_check): Move check for addresses with
21831 alignment ANDs before the call for compare_base_decls.
21832 (memrefs_conflict_p): Return -1 for different decls
21833 that went through alignment adjustments.
21835 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21837 PR rtl-optimization/68796
21838 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
21839 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
21840 and QImode comparisons against zero with CC_NZmode.
21841 * config/aarch64/iterators.md (short_mask): New mode_attr.
21843 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
21845 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
21846 (<avx512>_store<mode>_mask): Likewise.
21848 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
21849 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21851 PR rtl-optimization/68841
21852 * ifcvt.c (struct noce_if_info): Add orig_x field.
21853 (bbs_ok_for_cmove_arith): Add to_rename parameter.
21854 Don't record conflicts on to_rename if it's present.
21855 Allow memory destinations in sets.
21856 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
21857 blocks, passing orig_x to the checks.
21858 (noce_process_if_block): Set if_info->orig_x appropriately.
21860 2016-01-11 Tom de Vries <tom@codesourcery.com>
21862 PR tree-optimization/69069
21863 * tree-parloops.c (create_parallel_loop): Add missing phi args.
21865 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
21867 PR rtl-optimization/68920
21868 * config/i386/i386.c (ix86_option_override_internal): Restrict number
21869 of conditional moves for RTL if-conversion to 1 for
21870 TARGET_ONE_IF_CONV_INSN.
21871 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
21872 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
21873 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
21874 parameter to restirct number of conditional moves for
21876 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
21877 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
21880 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
21883 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
21884 onepart vars. Fix typo in comment. Fix reversed condition in
21886 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
21889 * var-tracking.c (dump_onepart_variable_differences): New.
21890 (dataflow_set_different): If a detailed dump is requested,
21891 delay early returns and dump differences between onepart
21892 variables present before and after, and added variables.
21894 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
21897 * expr.c (expand_expr_real_1): For boolean vector constants
21898 with a scalar mode use const_scalar_mask_from_tree.
21899 (const_scalar_mask_from_tree): New.
21900 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
21901 assigned to a mask type to handle constants.
21903 2016-01-11 Martin Jambor <mjambor@suse.cz>
21906 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
21907 useless parameters if we cannot change function signature.
21909 2016-01-11 Martin Jambor <mjambor@suse.cz>
21912 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
21915 2016-01-11 Tom de Vries <tom@codesourcery.com>
21917 PR tree-optimization/69109
21918 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
21921 2016-01-11 Tom de Vries <tom@codesourcery.com>
21923 PR tree-optimization/69108
21924 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
21925 res is not used in a phi.
21927 2016-01-11 Yury Gribov <y.gribov@samsung.com>
21930 * common.opt (frandom-seed): Fix parameter name.
21931 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
21933 2016-01-11 Tom de Vries <tom@codesourcery.com>
21935 PR tree-optimization/69058
21936 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
21939 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
21941 * config/arc/arc.opt (mdiv-rem): Add period to the end.
21942 (mcode-density): Likewise.
21944 2016-01-10 Tom de Vries <tom@codesourcery.com>
21946 PR tree-optimization/69062
21947 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
21948 (parallelize_loops): Don't paralelize loop that has phi with address
21951 2016-01-10 Tom de Vries <tom@codesourcery.com>
21953 PR tree-optimization/69039
21954 * tree-parloops.c (try_create_reduction_list): Only allow single exit
21957 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
21959 PR middle-end/68743
21960 * match.pd: Require target has function_c99_misc before doing
21961 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
21963 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
21965 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
21967 * configure: Regenerate.
21969 2016-01-09 Jakub Jelinek <jakub@redhat.com>
21971 PR middle-end/50865
21972 PR tree-optimization/69097
21973 * fold-const.h (expr_not_equal_to): New prototype.
21974 * fold-const.c: Include stringpool.h and tree-ssanames.h.
21975 (expr_not_equal_to): New function.
21976 * match.pd (X % -Y is the same as X % Y): Don't optimize
21977 unless X is known not to be equal to minimum or Y is known
21978 not to be equal to -1.
21979 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
21980 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
21981 (simplify_stmt_using_ranges): Adjust caller.
21982 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
21983 substitute_and_fold.
21985 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
21987 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
21990 2016-01-08 Jakub Jelinek <jakub@redhat.com>
21992 PR tree-optimization/69167
21993 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
21994 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
21996 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
21998 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
21999 Richard Biener <rguenther@suse.de>
22001 PR tree-optimization/68707
22002 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
22003 instances that can be handled via vect_load_lanes.
22005 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
22007 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
22008 if we can't determine address equivalence.
22009 * alias.c (compare_base_decl): Update for changed return value of
22010 symtab_node::equal_address_to.
22012 2016-01-08 Jason Merrill <jason@redhat.com>
22016 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
22017 * expr.c (store_field): Not here.
22018 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
22019 call with TREE_ADDRESSABLE type.
22020 * tree-cfg.c (verify_gimple_call): Adjust.
22022 2016-01-08 Olivier Hainque <hainque@adacore.com>
22024 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
22027 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
22029 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
22030 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
22031 (reduc_smin_v2sf): Rename to...
22032 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
22033 (reduc_splus_v2sf): Rename to...
22034 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
22036 2016-01-08 Jakub Jelinek <jakub@redhat.com>
22038 PR tree-optimization/69162
22039 * gimplify.c (gimplify_va_arg_expr): Encode original type of
22040 valist argument in another argument.
22041 (gimplify_modify_expr): Adjust for the above change. Cleanup.
22042 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
22043 to determine the va_list type, build a MEM_REF instead of
22044 build_fold_indirect_ref.
22046 PR tree-optimization/69172
22047 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
22050 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
22052 PR tree-optimization/67781
22053 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
22054 and cmpnop in two steps: first the ones not accessed in original
22055 gimple expression in a endian independent way and then the ones not
22056 accessed in the final result in an endian-specific way.
22058 2016-01-08 Jakub Jelinek <jakub@redhat.com>
22060 PR tree-optimization/69083
22061 * tree-vect-slp.c (vect_get_constant_vectors): For
22062 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
22063 element type. If op is fold_convertible_p to vector_type's element
22064 type, use NOP_EXPR instead of VCE.
22066 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
22068 PR rtl-optimization/67778
22069 PR rtl-optimization/68634
22070 PR rtl-optimization/68909
22071 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
22072 block from the stack until done with it. Remove a superfluous
22073 bitmap set. Remove a superfluous bitmap test.
22075 2016-01-07 Martin Sebor <msebor@redhat.com>
22078 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
22079 constraint on the type of arguments.
22081 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
22083 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
22084 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
22085 unaligned_access on the gcc_options set.
22086 * config/arm/arm.c (arm_option_override_internal): Use
22087 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
22089 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
22092 * config/i386/i386.c (ix86_frame_pointer_required): Enable
22093 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
22095 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
22098 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
22101 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
22102 depending on frame_pointer_needed before remaining integer and SSE
22103 registers are saved.
22105 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
22108 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
22110 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
22113 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
22114 Use the "xBm" constraint.
22115 (float<sseintvecmodelower><mode>2<mask_name><round_name):
22117 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
22118 (sse_cvtsi2ssq<round_name>): Likewise.
22119 (sse_cvtss2si<round_name>): Likewise.
22120 (sse_cvtss2siq<round_name>): Likewise.
22121 (sse2_cvtsi2sdq<round_name>): Likewise.
22122 (sse2_cvtsd2si<round_name>): Likewise.
22123 (sse2_cvtsd2siq<round_name>): Likewise.
22124 * config/i386/subst.md (round_nimm_scalar_predicate): New
22127 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
22129 PR middle-end/67639
22130 * varasm.c (make_decl_rtl): Mark invalid register vars as
22133 PR rtl-optimization/66206
22134 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
22135 All callers changed.
22137 2016-01-07 Jakub Jelinek <jakub@redhat.com>
22139 PR tree-optimization/69141
22140 * tree-ssa-pre.c: Include langhooks.h.
22141 (eliminate_dom_walker::before_dom_children): Use
22142 lang_hooks.decl_printable_name instead of
22143 cgraph_node::get ()->name ().
22145 PR middle-end/68960
22146 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
22147 it and DECL_ALIGN too.
22149 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
22151 * config/mips/mips-ftypes.def: Sort to lexicographical order.
22153 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
22156 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
22157 depending on frame_pointer_needed before remaining integer and SSE
22158 registers are saved.
22160 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
22162 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
22163 mode iterator with VSX_M2.
22164 (*p9_vecstore_<mode>): Likewise.
22165 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
22166 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
22167 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
22168 (define_split for VSX_LE128 stores): Likewise.
22169 (define_peephole2 for TImode LE swaps): Likewise.
22170 (define_split for VSX_LE128 post-reload stores): Likewise.
22172 2016-01-06 Marek Polacek <polacek@redhat.com>
22175 * convert.c (convert_to_integer_1): Adjust call to
22176 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
22177 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
22178 EXPR instead of ARG.
22179 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
22181 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
22184 * doc/extend.texi (RL78 Variable Attributes): New section.
22186 2016-01-05 Marek Polacek <polacek@redhat.com>
22189 * builtins.c (get_memmodel): Use expansion point location rather than
22190 the input location. Call warning_at rather than warning.
22191 (expand_builtin_atomic_compare_exchange): Likewise.
22192 (expand_builtin_atomic_load): Likewise.
22193 (expand_builtin_atomic_store): Likewise.
22194 (expand_builtin_atomic_clear): Likewise.
22196 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
22199 * config/i386/i386.c (ix86_expand_vector_logical_operator):
22200 Replace nonimmediate_operand with vector_operand.
22201 * config/i386/predicates.md (vector_operand): New predicate.
22202 (general_vector_operand): Replace nonimmediate_operand with
22204 * config/i386/sse.md: Replace nonimmediate_operand with
22205 vector_operand and m constraint with Bm constraint on SSE
22206 patterns with 16-byte memory operand.
22207 * config/i386/subst.md (round_nimm_predicate): Replace
22208 nonimmediate_operand with vector_operand.
22209 (round_saeonly_nimm_predicate): Likewise.
22210 (round_saeonly_nimm_scalar_predicate): New.
22212 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
22215 * config/i386/constraints.md (Bm): New constraint.
22216 * config/i386/predicates.md (vector_memory_operand): New
22218 * config/i386/sse.md: Replace xm with xBm in plusminus and
22219 any_logic patterns.
22221 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
22224 * doc/extend.texi (V850 Function Attributes): New section.
22225 (V850 Variable Attributes): New section.
22227 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
22230 * doc/extend.texi (MicroBlaze Function Attributes): Document
22231 interrupt_handler and fast_interrupt attributes.
22233 2016-01-05 Sergei Trofimovich <siarheit@google.com>
22236 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
22237 for local symbolic operands.
22238 * config/ia64/predicates.md (local_symbolic_operand64): New
22241 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22243 PR rtl-optimization/68651
22244 * combine.c (combine_simplify_rtx): Canonicalize x + x into
22247 2016-01-05 Nathan Sidwell <nathan@acm.org>
22249 * alias.c (compare_base_decls): Use symtab_node::get.
22251 2016-01-05 Nick Clifton <nickc@redhat.com>
22254 * ira-costs.c (copy_cost): Initialise the t_icode field of the
22255 secondary_reload_info structure.
22258 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
22259 decls if weak support is available.
22261 2016-01-04 Martin Sebor <msebor@redhat.com>
22263 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
22265 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
22267 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
22268 OPTION_MASK_P9_DFORM.
22270 * config/rs6000/constraints.md (wo constraint): New constraint for
22273 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
22275 (rs6000_init_hard_regno_mode_ok): Likewise.
22277 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
22280 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
22281 expanders not to have constraints. Add support for ISA 3.0 xxperm
22282 instruction. Add support for fusing xxlor with xxperm.
22283 (altivec_vperm_<mode>_internal): Likewise.
22284 (altivec_vperm_v8hiv16qi): Likewise.
22285 (altivec_vperm_<mode>v16q): Likewise.
22286 (altivec_vperm_<mode>_uns): Likewise.
22287 (vperm_v8hiv4si): Likewise.
22288 (vperm_v16qiv8hi): Likewise.
22290 * doc/md.texi (RS/6000 constraints): Document wo constraint.
22292 2016-01-04 Jakub Jelinek <jakub@redhat.com>
22294 Update copyright years.
22296 * gcc.c (process_command): Update copyright notice dates.
22297 * gcov-dump.c (print_version): Ditto.
22298 * gcov.c (print_version): Ditto.
22299 * gcov-tool.c (print_version): Ditto.
22300 * gengtype.c (create_file): Ditto.
22301 * doc/cpp.texi: Bump @copying's copyright year.
22302 * doc/cppinternals.texi: Ditto.
22303 * doc/gcc.texi: Ditto.
22304 * doc/gccint.texi: Ditto.
22305 * doc/gcov.texi: Ditto.
22306 * doc/install.texi: Ditto.
22307 * doc/invoke.texi: Ditto.
22309 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
22311 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
22312 modes larger than TImode as TImode if NEON is not enabled.
22314 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
22317 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
22318 mode for %f0-%f31 only if TARGET_FPU.
22320 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
22323 * config/sparc/sparc.c (scan_record_type): Take into account subfields
22324 to compute the PACKED_P predicate.
22325 (function_arg_record_value): Minor tweaks.
22327 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
22329 * doc/install.texi (--with-multilib-list): Describe the meaning of the
22330 option for arm*-*-* targets.
22332 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
22334 * doc/extend.texi (Common Function Attributes): Move docs for
22335 MSP430-specific attributes to....
22336 (MSP430 Function Attributes): ...here. Delete the redundant
22337 entries and copy-edit the remaining text.
22338 (MSP430 Variable Attributes): Use uniform format for index
22339 entries and add a cross-reference to the corresponding function
22342 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
22344 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
22346 (x86 Options): Likewise.
22348 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
22352 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
22353 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
22354 to corresponding attribute.
22356 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
22358 * doc/extend.texi (Common Function Attributes) <noplt>: Move
22359 to correct alphabetization of table. Copy-edit and correct
22361 <stack_protect>: Likewise.
22362 <target_clones>: Likewise.
22364 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
22365 Correct punctuation.
22366 (Code Gen Options) <-fno-plt>: Copy-edit.
22368 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
22371 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
22372 SI values. Explicitly convert SI to DI and vice-versa.
22374 2016-01-01 Jakub Jelinek <jakub@redhat.com>
22376 PR tree-optimization/69070
22377 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
22378 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
22381 * ubsan.c (ubsan_instrument_float_cast): Call
22382 initialize_sanitizer_builtins.
22385 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
22387 Copyright (C) 2016 Free Software Foundation, Inc.
22389 Copying and distribution of this file, with or without modification,
22390 are permitted in any medium without royalty provided the copyright
22391 notice and this notice are preserved.