1 2016-12-29 Gerald Pfeifer <gerald@pfeifer.com>
3 * doc/extend.texi (Cilk Plus Builtins): cilkplus.org now uses
5 * doc/passes.texi (Cilk Plus Transformation): Ditto.
6 * doc/generic.texi (Statements for C++): Ditto, and use @uref.
8 2016-12-28 Uros Bizjak <ubizjak@gmail.com>
11 * config/i386/constraints.md (Bn): New special memory constraint.
12 * config/i386/predicates.md (norex_memory_operand): New predicate.
13 * config/i386/i386.md (*extzvqi_mem_rex64): New insn pattern and
14 corresponding peephole2 pattern.
16 2016-12-27 Sandra Loosemore <sandra@codesourcery.com>
18 * doc/cppdiropts.texi, doc/cppwarnopts.texi: New files, split from...
19 * doc/cppopts.texi: .... here.
20 * doc/cpp.texi (Invocation): Adjust includes.
21 * doc/invoke.texi (Option Summary): Add missing preprocesor-related
22 options. Adjust sorting and formatting.
23 (Warning Options): Include cppwarnopts.texi.
24 (Preprocessor Options): Add pointers and list the specific
25 preprocessor options from cppopts.texi first instead of last.
26 (Directory Options): Move/merge documentation of -I, -iquote, and
27 -I- to cppdiropts.texi. Include that file here.
29 2016-12-27 Michael Meissner <meissner@linux.vnet.ibm.com>
31 * config/rs6000/predicates.md (const_0_to_12_operand): Rename
32 predicate and change test from 0..11 to 0..12 to match the
33 semantics of the word extract/insert instructions. Change all
35 (const_0_to_11_operand): Likewise.
36 * config/rs6000/rs6000.c (altivec_expand_builtin): Likewise.
37 * config/rs6000/vsx.md (vextract4b): Likewise.
38 (vextract4b_internal): Likewise.
39 (vinsert4b): Likewise.
40 (vinsert4b_internal): Likewise.
41 (vinsert4b_di): Likewise.
42 (vinsert4b_di_internal): Likewise.
43 * config/rs6000/rs6000.md (zero_extendsi<mode>2): Fix offset used
44 in xxextractuw to zero extend the word in the vector registers.
47 2016-12-27 Uros Bizjak <ubizjak@gmail.com>
49 * config/i386/i386.c (ix86_secondary_reload): Require QImode
50 intermediate for QImode mask register spill only for !TARGET_AVX512DQ.
51 Always use true_regnum to determine operand regno.
53 2016-12-27 Sandra Loosemore <sandra@codesourcery.com>
55 * doc/cppopts.texi: Delete redundant documentation for -x. Move
56 -fno-show-column documentation to...
57 * doc/invoke.texi (Diagnostic Message Formatting Options): ...here.
58 Update the option summary.
60 2016-12-27 Uros Bizjak <ubizjak@gmail.com>
62 * config/i386/i386.md (VI_512): Remove.
63 (vcond<V_512:mode><VI_AVX512BW:mode>): Use VI_AVX512BW
64 mode iterator instead of VI_512.
65 (vcondu<V_512:mode><VI_AVX512BW:mode>): Ditto.
67 2016-12-27 Jakub Jelinek <jakub@redhat.com>
70 * config/i386/stringop.opt: Remove.
72 2016-12-27 Uros Bizjak <ubizjak@gmail.com>
75 * config/i386/constraints.md (Bc): New special memory constraint.
76 * config/i386/i386.md (*cmpqi_ext_1, *extvqi, *extzvqi): Use Bc
77 constraint with nonimmediate_operand to allow constant memory operands.
78 (*cmpqi_ext_3, insv<mode>_1, addqi_ext_1, *testqi_ext_1, andqi_ext_1)
79 (*<any_or:code>qi_ext_1, *xorqi_ext_1_cc): Use Bc constraint
80 with general_operand to allow constant memory operands.
82 2016-12-27 Alexander Ivchenko <alexander.ivchenko@intel.com>
84 * c-family/c.opt (flag_chkp_flexible_struct_trailing_arrays):
86 (fchkp-narrow-to-innermost-array): Fix typo.
87 * doc/cpp.texi (flag_chkp_flexible_struct_trailing_arrays): Ditto.
88 * tree-chkp.c (chkp_may_narrow_to_field ): Forbid
89 narrowing when flag_chkp_flexible_struct_trailing_arrays is used
90 and the field is the last array field in the structure.
92 2016-12-27 Uros Bizjak <ubizjak@gmail.com>
94 * config/i386/i386.md (andqi_ext_1): Use general_operand
95 predicate for operand 2.
97 2016-12-27 Uros Bizjak <ubizjak@gmail.com>
100 * config/i386/i386.md (*cmpqi_ext_1, *extvqi, *extzvqi): Use
101 nonimmediate_operand instead of nonimmediate_x64nomem_operand.
102 (*cmpqi_ext_3, insv<mode>_1, addqi_ext_1, *testqi_ext_1, andqi_ext_1)
103 (*<any_or:code>qi_ext_1, *xorqi_ext_1_cc): Use general_operand
104 instead of general_x64nomem_operand.
105 * config/i386/predicates.md (nonimmediate_x64nomem_operand): Remove.
106 (general_x64nomem_operand): Ditto.
108 2016-12-26 Uros Bizjak <ubizjak@gmail.com>
111 * config/i386/i386.md (addqi_ext_1): Canonicalize insn pattern w.r.t.
113 (*addqi_ext_2): Ditto.
114 (testqi_ext_ccno_0): Canonicalize expander w.r.t. zero_extract RTXes.
115 (testqi_ext_1_ccno): Rename from testqi_ext_ccno_0.
116 (*testqi_ext_0): Merge with *testqi_ext_1.
117 (*testqi_ext_1): Canonicalize insn pattern w.r.t. zero_extract RTXes.
118 Update corresponding splitter.
119 (*testqi_ext_2): Canonicalize insn pattern w.r.t. zero_extract RTXes.
120 (*andqi_ext_0): Merge with *andqi_ext_1.
121 (andqi_ext_1): Canonicalize insn pattern w.r.t. zero_extract RTXes.
122 Rename from *andqi_ext_1. Update corresponding splitter and
124 (*andqi_ext_1_cc): Rename from *andqi_ext_0_cc.
125 (*andqi_ext_2): Canonicalize insn pattern w.r.t. zero_extract RTXes.
126 (*<any_or:code>qi_ext_0): Merge with *andqi_ext_1.
127 (*<any_or:code>qi_ext_1): Canonicalize insn pattern w.r.t.
128 zero_extract RTXes. Update corresponding splitter.
129 (*<any_or:code>qi_ext_2): Canonicalize insn pattern w.r.t.
131 (xorqi_cc_ext_1): Canonicalize expander w.r.t. zero_extract RTXes.
132 (xorqi_ext_1_cc): Rename from xorqi_cc_ext_1.
133 (*xorqi_cc_ext_1): Canonicalize insn pattern w.r.t. zero_extract RTXes.
134 Update corresponding splitter.
135 (*xorqi_ext_1_cc): Rename from *xorqi_cc_ext_1.
136 (isinfxf2): Update calls to renamed expanders.
137 (isinf<mode>2): Ditto.
138 * config/i386/i386.c (ix86_expand_fp_compare): Ditto.
139 (ix86_emit_fp_unordered_jump): Ditto.
140 (ix86_emit_i387_round): Ditto.
142 2016-12-26 Eric Botcazou <ebotcazou@adacore.com>
144 * doc/invoke.texi (SPARC options): Add missing documentation for -mlra.
146 * doc/cpp.texi (Invocation): Remove space in command.
148 2016-12-25 Sandra Loosemore <sandra@codesourcery.com>
150 * doc/cpp.texi (Invocation): Revise to indicate that GCC driver
151 options are only documented in the GCC manual.
152 * doc/cppopts.texi: Delete documentation of GCC driver options
153 -o, -Wall, -Wtraditional, -Werror, -Wsystem-headers, -w,
154 -pedantic, -pedantic-errors, -std=, -ansi, --help, --target-help,
155 -v, -version. Update -Wcomment, -Wtrigraphs, -Wundef,
156 -Wexpansion-to-defined, -Wno-endif-labels, -traditional,
157 -traditional-cpp, -trigraphs to merge text previously in GCC manual.
158 * doc/invoke.texi (Option Summary): Move -trigraphs, -traditional,
159 and -traditional-cpp from C dialect options to preprocessor options.
160 (C Dialect Options): Likewise.
161 (Warning Options): Delete documentation of -Wcomment, -Wtrigraphs,
162 -Wexpansion-to-defined, -Wundef, and -Wno-endif-labels.
164 2016-12-24 Richard Sandiford <richard.sandiford@arm.com>
166 * tree-core.h (tree_base): Document the meaning of public_flag
168 * tree.h (SSA_NAME_IS_VIRTUAL_OPERAND): New macro.
169 (SET_SSA_NAME_VAR_OR_IDENTIFIER): Record whether the variable
170 is a virtual operand.
171 * gimple-expr.h (virtual_operand_p): Use SSA_NAME_IS_VIRTUAL_OPERAND.
173 2016-12-22 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
175 * tree-pretty-print.c (dump_generic_node): Change dump format for
176 REALPART_EXPR and IMAGPART_EXPR with TDF_GIMPLE.
178 2016-12-22 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
180 * varasm.c (build_constant_desc): Use the alignment of the var
181 decl instead of the original expression.
183 2016-12-22 Dominik Vogt <vogt@linux.vnet.ibm.com>
185 * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Define
188 2016-12-22 Martin Liska <mliska@suse.cz>
190 PR tree-optimization/78886
191 * tree-ssa-strlen.c (handle_builtin_malloc): Return when LHS
194 2016-12-22 Jakub Jelinek <jakub@redhat.com>
197 * vec.h (vec<T, va_heap, vl_ptr>::safe_grow_cleared): Revert
200 2016-12-21 Vladimir Makarov <vmakarov@redhat.com>
202 PR rtl-optimization/78580
203 * ira-costs.c (find_costs_and_classes): Make regno_aclass
204 translated into an allocno class.
206 2016-12-21 Jakub Jelinek <jakub@redhat.com>
209 * tree-pass.h (make_pass_post_ipa_warn): Declare.
210 * builtins.c (validate_arglist): Adjust get_nonnull_args call.
211 Check for NULL pointer argument to nonnull arg here.
212 (validate_arg): Revert 2016-12-14 changes.
213 * calls.h (get_nonnull_args): Remove declaration.
214 * tree-ssa-ccp.c: Include diagnostic-core.h.
215 (pass_data_post_ipa_warn): New variable.
216 (pass_post_ipa_warn): New class.
217 (pass_post_ipa_warn::execute): New method.
218 (make_pass_post_ipa_warn): New function.
219 * tree.h (get_nonnull_args): Declare.
220 * tree.c (get_nonnull_args): New function.
221 * calls.c (maybe_warn_null_arg): Removed.
222 (maybe_warn_null_arg): Removed.
223 (initialize_argument_information): Revert 2016-12-14 changes.
224 * passes.def: Add pass_post_ipa_warn after first ccp after IPA.
226 2016-12-21 Pat Haugen <pthaugen@us.ibm.com>
228 PR rtl-optimization/11488
229 * common/config/rs6000/rs6000-common.c
230 (rs6000_option_optimization_table): Enable -fsched-pressure.
231 * config/rs6000/rs6000.c (TARGET_COMPUTE_PRESSURE_CLASSES): Define
233 (rs6000_option_override_internal): Set default -fsched-pressure
235 (rs6000_compute_pressure_classes): Implement target hook.
237 2016-12-21 Bill Seurer <seurer@linux.vnet.ibm.com>
240 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
241 -fasynchronous-unwind-tables option when -fsanitize=address is
244 2016-12-21 Bernd Schmidt <bschmidt@redhat.com>
247 * config/i386/i386.md (lea<mode>_general_2b, lea<mode>_general_3b): New
249 * config/i386/predicates.md (const123_operand): New.
251 2016-12-21 Jakub Jelinek <jakub@redhat.com>
252 Martin Liska <mliska@suse.cz>
255 * gcc.c (driver::build_option_suggestions): Do not add
256 -fsanitize=all as a suggestion candidate.
258 2016-12-21 Alexander Monakov <amonakov@ispras.ru>
261 * config/nvptx/nvptx.c (init_softstack_frame): Remove assert. Compute
262 crtl->is_leaf only if unset. Adjust comment.
264 2016-12-21 Andrew Pinski <apinski@cavium.com>
266 * match.pd (max:c @0 (plus@2 @0 INTEGER_CST@1)): New Pattern.
267 (min:c @0 (plus@2 @0 INTEGER_CST@1)) : New Pattern.
269 2016-12-20 James Greenhalgh <james.greenhalghj@arm.com>
271 * common.opt (excess_precision): Tag as SetByCombined.
272 * opts.c (set_fast_math_flags): Also set
273 flag_excess_precision_cmdline.
274 (fast_math_flags_set_p): Also check flag_excess_precision_cmdline.
275 * doc/invoke.texi (-fexcess-precision): Drop text saying the
276 option has no effect under -ffast-math, make it clear that
277 -ffast-math will cause -fexcess-precision=fast by default even for
278 standards compliant modes.
279 (-ffast-math): Document that this sets -fexcess-precision=fast.
281 2016-12-20 Richard Biener <rguenther@suse.de>
283 * passes.c (execute_one_pass): Handle going out of SSA w/o
284 hitting pass_startwith. Handle skipping property providers.
286 2016-12-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
289 * config/arm/arm.c (dump_minipool): Copy mp->value before emitting it
290 in the minipool to avoid invalid RTL sharing.
292 2016-12-19 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
294 * config/rs6000/rs6000-protos.h (expand_strn_compare): Declare.
295 * config/rs6000/rs6000.md (UNSPEC_CMPB): New unspec.
296 (cmpb<mode>3): pattern for generating cmpb.
297 (cmpstrnsi): pattern to expand strncmp ().
298 * config/rs6000/rs6000.opt (mstring-compare-inline-limit): Add a new
299 target option for controlling how much code inline expansion of
300 strncmp() will be allowed to generate.
301 * config/rs6000/rs6000.c (expand_strncmp_align_check): generate code
302 for runtime page crossing check of strncmp () args.
303 (expand_strn_compare): Function to do builtin expansion of strncmp ().
305 2016-12-19 David Malcolm <dmalcolm@redhat.com>
307 * print-rtl-function.c (print_rtx_function): Update
308 example in comment to reflect current format.
310 2016-12-19 Uros Bizjak <ubizjak@gmail.com>
312 * config/i386/i386.md (*popcounthi2_1): New insn_and_split pattern.
314 2016-12-19 Sandra Loosemore <sandra@codesourcery.com>
316 * doc/cpp.texi: Clean up anachronistic C99 references and remove
317 discussion of very old GCC versions.
318 (Differences from previous versions): Delete entire section.
320 2016-12-19 Will Schmidt <will_schmidt@vnet.ibm.com>
322 * config/rs6000/rs6000.c (rs6000_gimple_fold_builtin): Add handling for
323 early expansion of vector multiply and subtract builtins.
325 2016-12-19 David Malcolm <dmalcolm@redhat.com>
327 * print-rtl.c (rtx_writer::print_rtx_operand_code_r): For
328 non-virtual pseudos in compact mode, wrap the regno in '<' and '>'
329 rather than using a '%' prefix.
330 * rtl-tests.c (selftest::test_dumping_regs): Update for above change.
332 2016-12-19 Dominik Vogt <vogt@linux.vnet.ibm.com>
335 * config/s390/s390.md ("*andc_split_<mode>"): Allow memory destination
336 only if it coincides with operand 2.
338 2016-12-19 Dominik Vogt <vogt@linux.vnet.ibm.com>
340 * combine.c (change_zero_ext): Skip generation of redundant AND.
342 2016-12-19 Krister Walfridsson <krister.walfridsson@gmail.com>
344 * config/netbsd.h (LINK_EH_SPEC): Define.
346 2016-12-18 Eric Botcazou <ebotcazou@adacore.com>
348 * lra-constraints.c (process_address): Add forward declaration.
349 (simplify_operand_subreg): In the MEM case, if the adjusted memory
350 reference is not sufficient aligned and the address was invalid,
351 reload the address before reloading the original memory reference.
352 Fix long lines and add a final return for the sake of clarity.
354 2016-12-17 Jakub Jelinek <jakub@redhat.com>
357 * sanopt.c (sanitize_asan_mark_unpoison): Remove next variable, use
358 continue if gsi_next should be skipped.
359 (sanitize_asan_mark_poison): Remove prev variable, use continue if
360 gsi_prev should be skipped. When removing ASAN_MARK, do gsi_prev
361 first and gsi_remove on a previously made copy of the iterator.
363 2016-12-17 Andrew Senkevich <andrew.senkevich@intel.com>
365 * config/i386/avx512bwintrin.h: Add new k-mask intrinsics.
366 * config/i386/avx512dqintrin.h: Ditto.
367 * config/i386/avx512fintrin.h: Ditto.
368 * config/i386/i386-builtin.def (__builtin_ia32_kaddqi,
369 __builtin_ia32_kaddhi, __builtin_ia32_kaddsi,
370 __builtin_ia32_kadddi): New.
371 * config/i386/sse.md (kadd<mode>): New.
373 2016-12-17 Uros Bizjak <ubizjak@gmail.com>
375 * config/i386/i386.md (*tzcnt<mode>_1): Merge *tzcnt<mode>_1_falsedep_1
376 and *tzcnt<mode>_1 to define_insn_and_split pattern. Adjust split
377 condition to split after epilogue_completed.
378 (ctz<mode>2): Remove expander.
379 (ctz<mode>2): Merge *ctz<mode>2_falsedep_1 and *ctz<mode>2 to
380 define_insn_and_split pattern. Adjust split condition to split
381 after epilogue_completed.
382 (clz<mode>2_lznct): Remove expander.
383 (clz<mode>2_lzcnt): Merge *clz<mode>2_lzcnt_falsedep_1 and
384 *clz<mode>2 to define_insn_and_split pattern. Adjust split
385 condition to split after epilogue_completed.
386 (<lt_zcnt>_<mode>): Remove expander.
387 (<lt_zcnt>_<mode>): Merge *<lt_zcnt>_<mode>_falsedep_1 and
388 *<lt_zcnt>_<mode> to define_insn_and_split pattern. Adjust split
389 condition to split after epilogue_completed.
390 (<lt_zcnt>_hi): New insn pattern.
391 (popcount<mode>2): Remove expander.
392 (popcount<mode>2): Merge *popcount<mode>2_falsedep_1 and
393 *popcount<mode>2 to define_insn_and_split pattern. Adjust split
394 condition to split after epilogue_completed.
395 (popcounthi2): New insn pattern.
397 2016-12-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
399 * config/rs6000/altivec.md (UNSPEC_CMPRB): New unspec value.
400 (UNSPEC_CMPRB2): New unspec value.
401 (UNSPEC_CMPEQB): New unspec value.
402 (cmprb): New expansion.
403 (*cmprb_internal): New insn.
404 (*setb_internal): New insn.
405 (cmprb2): New expansion.
406 (*cmprb2_internal): New insn.
407 (cmpeqb): New expansion.
408 (*cmpeqb_internal): New insn.
409 * config/rs6000/rs6000-builtin.def (BU_P9_2): New macro.
410 (BU_P9_64BIT_2): Likewise.
411 (BU_P9_OVERLOAD_2): Likewise.
412 (CMPRB): Add byte-in-range built-in function.
413 (CMBRB2): Add byte-in-either-range built-in function.
414 (CMPEQB): Add byte-in-set built-in function.
415 (CMPRB): Add overload support for byte-in-range function.
416 (CMPRB2): Add overload support for byte-in-either-range function.
417 (CMPEQB): Add overload support for byte-in-set built-in function.
418 * config/rs6000/rs6000-c.c (P9_BUILTIN_CMPRB): Macro expansion to
419 define argument types for new builtin.
420 (P9_BUILTIN_CMPRB2): Likewise.
421 (P9_BUILTIN_CMPEQB): Likewise.
422 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Rearrange
423 the order of presentation for certain built-in functions
424 (scalar_extract_exp, scalar_extract_sig, scalar_insert_exp)
425 (scalar_cmp_exp_gt, scalar_cmp_exp_lt, scalar_cmp_exp_eq)
426 (scalar_cmp_exp_unordered, scalar_test_data_class)
427 (scalar_test_neg) to improve locality and flow. Document
428 the new __builtin_scalar_byte_in_set,
429 __builtin_scalar_byte_in_range, and
430 __builtin_scalar_byte_in_either_range functions.
432 2016-12-16 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
434 * config/aarch64/aarch64.md: New define_split above bswap<mode>2.
436 2016-12-16 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
438 * config/aarch64/aarch64.md: New define_split above insv<mode>.
440 2016-12-16 Jakub Jelinek <jakub@redhat.com>
443 * tree-ssa-ccp.c: Include tree-dfa.h.
444 (optimize_memcpy): New function.
445 (pass_fold_builtins::execute): Use it. Remove useless conditional
446 break after BUILT_IN_VA_*.
448 2016-12-16 Marek Polacek <polacek@redhat.com>
450 PR tree-optimization/78819
451 * tree-vrp.c (find_switch_asserts): Return if the insertion limit is 0.
452 Don't register an assertion if the default case shares a label with
455 2016-12-16 Wilco Dijkstra <wdijkstr@arm.com>
457 * config/arm/arm.md (subsi3_carryin): Add Thumb-2 RSC #0.
458 (arm_negdi2) Rename to negdi2_insn, allow on Thumb-2.
459 * config/arm/thumb2.md (thumb2_negdi2): Remove pattern.
461 2016-12-16 Wilco Dijkstra <wdijkstr@arm.com>
463 * config/arm/arm.c (thumb_core_reg_alloc_order): Swap R12 and R14.
465 2016-12-16 Claudiu Zissulescu <claziss@synopsys.com>
467 * config/arc/arc.md (call_prof): Remove.
468 (call_value_prof): Likewise.
469 (sibcall_prof): Likewise.
470 (sibcall_value_prof): Likewise.
472 2016-12-16 Claudiu Zissulescu <claziss@synopsys.com>
474 * config/arc/arc.h (LINK_SPEC): Tidy up.
475 (ENDFILE_SPEC): Likewise.
476 (LIB_SPEC): Likewise.
477 (STARTFILE_SPEC): Include gcrt0 when profiling.
478 (FUNCTION_PROFILER): Use __mcount.
479 * config/arc/arc.opt (mucb-mcount): Remove.
480 * doc/invoke.texi (ARC): Remove mucb-mcount doc.
481 * arc/arc-protos.h (arc_profile_call): Remove.
482 * config/arc/arc.c (write_profile_sections): Likewise.
483 (arc_profile_call): Likewise.
484 (unspec_prof_hash): Likewise.
485 (unspec_prof_htab_eq): Likewise.
486 (arc_legitimate_constant_p): Remove UNSPEC_PROF.
487 (arc_reorg): Remove call to write_profile_sections.
488 * config/arc/arc.md (call): Remove call to arc_profile_call.
489 (call_value): Likewise.
491 (sibcall_value): Likewise.
492 (define_constants): Remove UNSPEC_PROF.
494 2016-12-16 Claudiu Zissulescu <claziss@synopsys.com>
496 * config/arc/arc.md (mulsidi_600): Change to insn_and_split,
497 generate new mul64 insn for core multiplication work.
498 (umulsidi_600): Likewise, but use mulu64 insn.
499 (mul64): New pattern, content taken from old mulsidi_600 insn pattern.
500 (mulu64): Likewise, but using umulsidi_600.
501 (mulsidi3): Remove move to destination, this is now handled by
502 mulsidi_600 insn_and_split.
503 (umulsidi3): Likewise, but using umulsidi_600.
505 2016-12-16 Richard Biener <rguenther@suse.de>
508 * langhooks-def.h (lhd_unit_size_without_reusable_padding): Declare.
509 (LANG_HOOKS_UNIT_SIZE_WITHOUT_REUSABLE_PADDING): Define.
510 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Adjust.
511 * langhooks.h (struct lang_hooks_for_types): Add
512 unit_size_without_reusable_padding.
513 * langhooks.c (lhd_unit_size_without_reusable_padding): New.
514 * stor-layout.c (finish_bitfield_representative): Use
515 unit_size_without_reusable_padding langhook to decide on the
516 last representatives size.
518 2016-12-16 Richard Biener <rguenther@suse.de>
521 * expr.c (expand_cond_expr_using_cmove): Bail out early if
522 we end up recursing via TER.
524 2016-12-15 Martin Sebor <msebor@redhat.com>
527 * vec.h (vec<T, va_heap, vl_ptr>::safe_grow_cleared): Assert
528 a pointer is non-null.
530 2016-12-15 Andrew Senkevich <andrew.senkevich@intel.com>
532 * config/i386/avx512bwintrin.h: Add new k-mask intrinsics.
533 * config/i386/avx512dqintrin.h: Ditto.
534 * config/i386/avx512fintrin.h: Ditto.
535 * config/i386/i386-builtin.def (__builtin_ia32_kmovb,
536 __builtin_ia32_kmovd, __builtin_ia32_kmovq): New.
537 (__builtin_ia32_kmov16): Rename to __builtin_ia32_kmovw.
538 * config/i386/sse.md (kmov<mskmodesuffix>): New.
540 2016-12-15 Uros Bizjak <ubizjak@gmail.com>
542 * config/i386/i386.md (ffs<mode>2): Generate CCCmode flags register
544 (ffssi2_no_cmove): Ditto.
545 (*tzcnt<mode>_1_falsedep_1): New insn_and_split pattern.
546 (*tzcnt<mode>_1_falsedep): New insn pattern.
548 (LT_ZCNT): New mode iterator.
549 (lt_zcnt): New mode attribute.
550 (lt_zcnt_type): New mode attribute.
551 (<lt_zcnt>_<mode>): Macroize expander from bmi_tzcnt_<mode> and
552 lzcnt_<mode> using LT_ZCNT mode iterator.
553 (*<lt_zcnt>_<mode>_falsedep_1): Macroize insn from
554 *bmi_tzcnt_<mode>_falsedep_1 and *lzcnt_<mode>_falsedep_1
555 using LT_ZCNT mode iterator.
556 (*<lt_zcnt>_<mode>_falsedep): Macroize insn from
557 *bmi_tzcnt_<mode>_falsedep and *lzcnt_<mode>_falsedep
558 using LT_ZCNT mode iterator.
559 (*<lt_zcnt>_<mode>): Macroize insn from *bmi_tzcnt_<mode>
560 and *lzcnt_<mode> using LT_ZCNT mode iterator.
561 * config/i386/i386-builtin.def (__builtin_ia32_tzcnt_u16)
562 (__builtin_ia32_tzcnt_u32, __builtin_ia32_tzcnt_u64, __builtin_ctzs):
565 2016-12-15 Jakub Jelinek <jakub@redhat.com>
567 * ipa-cp.c (class ipcp_bits_lattice): Formatting fixes.
568 (print_ipcp_constant_value): Likewise.
569 (ipcp_cloning_candidate_p): Likewise.
570 (ipcp_bits_lattice::get_value_and_mask): Likewise.
571 (ipcp_bits_lattice::meet_with_1): Likewise.
572 (ipcp_bits_lattice::meet_with): Likewise.
573 (initialize_node_lattices): Likewise.
574 (ipcp_lattice::add_value): Likewise.
575 (propagate_vals_accross_pass_through): Renamed to ...
576 (propagate_vals_across_pass_through): ... this function.
577 (propagate_vals_accross_ancestor): Renamed to ...
578 (propagate_vals_across_ancestor): ... this.
579 (propagate_scalar_accross_jump_function): Renamed to ...
580 (propagate_scalar_across_jump_function): ... this.
581 Adjust calls to above functions.
582 (propagate_context_accross_jump_function): Renamed to ...
583 (propagate_context_across_jump_function): ... this.
584 (propagate_bits_accross_jump_function): Renamed to ...
585 (propagate_bits_accross_jump_function): ... this. Formatting fixes.
586 (propagate_vr_accross_jump_function): Renamed to ...
587 (propagate_vr_across_jump_function): ... this.
588 (merge_agg_lats_step): Formatting fixes.
589 (propagate_constants_accross_call): Renamed to ...
590 (propagate_constants_across_call): ... this. Adjust calls to above
592 (ipa_get_indirect_edge_target_1): Formatting fixes.
593 (gather_context_independent_values): Likewise.
594 (estimate_local_effects): Likewise.
595 (add_all_node_vals_to_toposort): Likewise.
596 (propagate_constants_topo): Adjust calls to above functions.
597 (get_replacement_map): Formatting fixes.
598 (dump_profile_updates): Likewise.
599 (update_profiling_info): Likewise.
600 (update_specialized_profile): Likewise.
601 (create_specialized_node): Likewise.
602 (find_more_contexts_for_caller_subset): Likewise.
603 (decide_whether_version_node): Likewise.
604 (identify_dead_nodes): Likewise.
605 (ipcp_decision_stage): Likewise.
606 (ipcp_store_bits_results): Likewise.
607 (ipcp_store_vr_results): Likewise.
608 (ipcp_driver): Likewise.
610 2016-12-15 David Malcolm <dmalcolm@redhat.com>
612 PR preprocessor/78680
613 PR preprocessor/78811
614 * input.c (struct selftest::lexer_test): Add field
615 m_implicitly_expect_EOF.
616 (selftest::lexer_error_sink): New class.
617 (selftest::lexer_error_sink::s_singleton): New global.
618 (selftest::lexer_test::lexer_test): Initialize new field
619 "m_implicitly_expect_EOF".
620 (selftest::lexer_test::~lexer_test): Conditionalize the
621 check for the EOF token on the new field.
622 (selftest::test_lexer_string_locations_raw_string_unterminated):
624 (selftest::input_c_tests): Call the new test.
626 2016-12-15 Wilco Dijkstra <wdijkstr@arm.com>
628 * config/arm/arm.h (TARGET_BACKTRACE): Use crtl->is_leaf.
629 * config/arm/arm.c (arm_option_check_internal): Improve comment.
630 (thumb_force_lr_save): Use crtl->is_leaf.
631 (arm_get_frame_offsets): Remove comment. Use crtl->is_leaf.
632 (thumb_far_jump_used_p): Remove comment.
633 (arm_frame_pointer_required): Use crtl->is_leaf.
635 2016-12-15 Jakub Jelinek <jakub@redhat.com>
637 * doc/extend.texi: Clean up @xref{...} uses.
638 * doc/invoke.texi: Likewise.
640 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
642 * arm-fpus.def: Add CNAME field to all FPU definitions.
643 * genopt.sh: Use explicit enumeration tags for FPU entries.
644 * arm-tables.opt: Regenerated.
645 * arm.opt (mfpu): Provide initial value.
646 * arm-opts.h (enum fpu_type): Build the enumeration from the list of
647 available FPUs. Add 'auto' entry on the end.
648 * arm.c (arm_configure_build_target): Only do explicit configuration
649 of the FPU features if the selected FPU is not 'auto'.
650 (arm_option_override): Adjust initialization of arm_fpu_index.
651 Emit an error if we have a hard float ABI request, but the processor
652 does not support floating-point.
653 (arm_option_print): Handle -mfpu=auto.
654 (arm_valid_target_attribute_rec): Don't permit fpu=auto in pragmas
655 or function attributes.
656 (arm_identify_fpu_from_isa): Handle effective soft-float when
657 the FPU is automatically detected.
658 * arm-cores.def (arm1136jf-s): Add feature ISA_FP_DBL.
659 (arm1176jzf-s): Likewise.
661 (arm1156t2f-s): Likewise.
663 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
665 * arm-fpus.def (ARM_FPU): Remove features field from all definitions.
666 * arm.h (arm_fpu_feature_set): Delete typedef.
667 (FPU_FL_NONE): Delete.
668 (FPU_FL_NEON): Delete.
669 (FPU_FL_FP16): Delete.
670 (FPU_FL_CRYPTO): Delete.
671 (FPU_FL_DBL): Delete.
672 (FPU_FL_D32): Delete.
673 (FPU_FL_VFPv2): Delete.
674 (FPU_FL_VFPv3): Delete.
675 (FPU_FL_VFPv4): Delete.
676 (FPU_FL_VFPv5): Delete.
677 (FPU_FL_AMRv8): Delete.
686 (FPU_CRYPTO): Delete.
688 (arm_fpu_desc): Delete features field.
689 * arm.c (all_fpus): Don't initialize feature field.
691 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
693 * arm.c (arm_can_inline_p): Use ISA features for determining
696 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
698 * arm-protos.h (arm_configure_build_target): Change second argument
699 to cl_target_options.
700 * arm.c (arm_configure_build_target): Likewise.
701 (arm_option_restore): Update accordingly.
702 (arm_option_override): Create the target_option_default_node before
703 calling arm_configure_build_target. Use it in call of latter.
704 Resynchronize after all other overrides have been calculated.
705 (arm_valid_target_attribute_tree): Use the target options for
706 reconfiguration. Resynchronize after performing override checks.
707 * arm-c.c (arm_pragma_target_parse): Use target optiosn from cur_tree
708 to reconfigure the build target.
710 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
712 * arm.h (TARGET_VFPD32): Use arm_active_target.
713 (TARGET_VFP3): Likewise.
714 (TARGET_VFP5): Likewise.
715 (TARGET_VFP_SINGLE): Likewise.
716 (TARGET_VFP_DOUBLE): Likewise.
717 (TARGET_NEON_FP16): Likewise.
718 (TARGET_FP16): Likewise.
719 (TARGET_FMA): Likewise.
720 (TARGET_FPU_ARMV8): Likewise.
721 (TARGET_CRYPTO): Likewise.
722 (TARGET_NEON): Likewise.
723 (TARGET_FPU_FEATURES): Delete.
724 * arm.c (arm_option_check_internal): Check for iwmmxt conflict with
725 Neon using arm_active_target.
727 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
729 * arm.h (TARGET_FPU_NAME): Delete.
730 * arm.c (arm_identify_fpu_from_isa): New function.
731 (arm_declare_function_name): Use it to get the name for the FPU.
733 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
735 * arm-protos.h: Include sbitmap.h
736 (arm_configure_build_target): Make public.
737 * arm.c (arm_configure_build_target): Now not static.
738 (arm_valid_target_attribute_rec): Move internal option check to...
739 (arm_valid_target_attribute_tree0: ... here. Also reconfingure the
741 (arm_override_options_after_change): Call arm_configure_build_target.
742 (isa_all_fpubits): Renamed from isa_fpubits.
743 (arm_option_restore): New function.
744 (TARGET_OPTION_RESTORE): Register it.
745 (arm_configure_build_target): Initialize the FPU capability bits in
747 (arm_option_override): Move the code that forces the setting of the
748 FPU option before the call to arm_configure_build_target.
749 * arm.opt (march): Mark as Save.
750 (mcpu, mtune): Likewise.
751 * arm-c.c (arm_pragma_target_parse): Reconfigure the build target
752 after pragmas change the target options.
754 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
756 * arm-isa.h (isa_feature): Add bits for VFPv4, FPv5, fp16conv,
757 fP_dbl, fp_d32 and fp_crypto.
758 (ISA_ALL_FPU): Add all the new bits.
759 (ISA_VFPv2, ISA_VFPv3, ISA_VFPv4, ISA_FPv5): New macros.
760 (ISA_FP_ARMv8, ISA_FP_DBL, ISA_FP_D32, ISA_NEON, ISA_CRYPTO): Likewise.
761 * arm-fpus.def: Add ISA features to all FPUs.
762 * arm.h: (arm_fpu_desc): Add new field for ISA bits.
763 * arm.c (all_fpus): Initialize it.
764 * arm-tables.opt: Regenerated.
766 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
768 * arm.h (FPU_FL_VFPv2) New feature bit.
769 (FPU_FL_VFPv3, FPU_FL_VFPv4, FPU_FL_VFPv5, FPU_FL_ARMv8): Likewise.
770 (FPU_VFPv2, FPU_VFPv3, FPU_VFPv4, FPU_VFPv5, FPU_ARMv8): New helper
772 (FPU_DBL, FPU_D32, FPU_NEON, FPU_CRYPTO, FPU_FP16): Likewise.
773 (TARGET_FPU_REV): Delete.
774 (TARGET_VFP3): Use feature bits.
775 (TARGET_VFP5): Likewise.
776 (TARGET_FMA): Likewise.
777 (TARGET_FPU_ARMV8): Likewise.
778 (struct arm_fpu_desc): Delete rev field.
779 * arm-fpus.def: Delete REV entry, use new feature bits and macros.
780 * arm.c (all_fpus): Delete rev field.
782 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
784 * arm.h (vfp_reg_type): Delete.
785 (TARGET_FPU_REGS): Delete.
786 (arm_fpu_desc): Delete regs field.
787 (FPU_FL_NONE, FPU_FL_NEON, FPU_FL_FP16, FPU_FL_CRYPTO): Use unsigned
789 (FPU_FL_DBL, FPU_FL_D32): Define.
790 (TARGET_VFPD32): Use feature test.
791 (TARGET_VFP_SINGLE): Likewise.
792 (TARGET_VFP_DOUBLE): Likewise.
793 * arm-fpus.def: Update all entries for new feature bits.
794 * arm.c (all_fpus): Update initializer macro.
795 (arm_can_inline_p): Remove test on fpu regs.
797 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
799 * arm.h (arm_fp_model): Delete.
801 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
803 * arm-cores.def: Remove FLAGS field from all core definitions.
804 * arm-arches.def: Likewise.
805 * arm-opts.h (enum processor_type): Remove FLAGS parameter from
807 (arm_arch_core_flags): Likewise, plus ARM_ARCH macro.
808 * arm-protos.h (FL_*): Delete.
809 (arm_feature_set): Delete.
810 (ARM_FSET_*): Delete.
811 * arm.c (struct processors): Delete flags field.
812 (all_cores): Delete FLAGS parameter from macro, don't initialize flags.
813 (all architectures): Likewise.
815 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
817 * arm-opts.h (struct arm_arch_core_flag): Add new field ISA.
819 (arm_arch_core_flag): Delete flags field.
820 (arm_arch_core_flags): Don't initialize flags field.
821 * common/config/arm/arm-common.c (check_isa_bits_for): New function.
822 (arm_target_thumb_only): Use new isa bits arrays.
824 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
826 * arm-protos.h (insn_flags): Delete declaration.
827 (arm_arch7ve): Declare.
828 * arm.c (insn_flags): Delete.
829 (arm_arch7ve): New variable.
830 (arm_selected_cpu): Delete.
831 (arm_option_check_internal): Use new ISA bitmap.
832 (arm_option_override_internal): Likewise.
833 (arm_configure_build_target): Declare arm_selected_cpu locally.
834 (arm_option_override): Use new ISA bitmap. Initialize arm_arch7ve.
835 Rearrange variable intialization by general function.
836 * arm.h (TARGET_HAVE_LPAE): Use arm_arch7ve.
838 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
840 * arm-builtins.c: Include sbitmap.h.
841 (def_mbuiltin): Change first parameter to a flag bit. Use it to test
842 available features in the current target.
843 (struct builtin_description): Change type of feature field.
844 (IWMMXT_BUILTIN): Use the isa_features types.
845 (IWMMXT2_BUILTIN): Likewise.
846 (IWMMXT_BUILTIN2): Likewise.
847 (IWMMXT2_BUILTIN2): Likewise.
848 (CRC32_BUILTIN): Likewise.
849 (CRYPTO_BUILTIN): Likewise.
850 (iwmmx_builtin): Likewise.
851 (iwmmx2_builtin): Likewise.
852 (arm_iwmmxt_builtin): Check for specific feature bits.
854 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
856 * arm-isa.h (enum isa_feature): Add isa_quirk_cm3_ldrd.
857 (ISA_ALL_QUIRKS): New macro.
858 * arm-cores.def (cortex-m3): Add isa_quirk_cm3_ldrd to isa feature list.
859 * arm.c (isa_quirkbits): New feature-list bitmap.
860 (arm_configure_build_target): Ignore quirk bits when comparing an
861 architecture feature list with a CPU feature list.
862 (arm_option_override): Initialize_isa_quirkbits. If the user has
863 not specified -m[no-]fix-cortex-m3-ldrd, automatically enable the
864 feature if isa_quirk_cm3_ldrd appears in the isa feature list.
866 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
868 * arm.c (arm_option_override): Use arm_active_target as source of
869 information for arm_base_arch and arm_arch_name.
870 * (arm_file_start): Use arm_active_target for core name.
872 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
874 * arm.c (arm_selected_tune): Delete static variable.
875 (arm_selected_arch): Likewise.
876 (arm_configure_build_target): Declare local versions of arm_selected
877 target and arm_selected_arch. Initialize more fields in target
879 (arm_option_override): Use arm_active_target instead of
880 arm_selected_tune and arm_selected_arch.
881 (asm_file_start): Use arm_active_target.
883 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
885 * arm-protos.h (arm_build_target): New structure.
886 (arm_active_target): Declare it.
887 * arm.c (arm_active_target): New variable.
888 (bitmap_popcount): New function.
889 (feature_count): Delete.
890 (arm_initialize_isa): New function.
891 isa_fpubits): New variable.
892 (arm_configure_build_target): New function.
893 (arm_option_override): Initialize isa_fpubits and arm_active_target.isa.
894 Use arm_configure_build_target.
896 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
898 * arm-isa.h: New file.
899 * arm-protos.h: Include it.
900 * arm-arches.def: Add new ISA field to all entries. Drop bogus
901 armv8.1-a+crc architecture.
902 * arm-cores.def: Similarly. Group ARMv8 cores by profile.
903 * arm-opts.h (enum processor_type): Adjust for new field.
904 * arm.c (struct processors): New field 'isa_bits'.
905 (all_cores, all_architectures): Initialize new field.
906 * arm-tables.opt: Regenerated.
907 * arm-tune.md: Regenerated.
909 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
911 * arm-arches.def (ARM_ARCH): Add extra field TUNE_FLAGS, move
912 tuning properties from architectural FLAGS field.
913 * arm-cores.def (ARM_CORE): Likewise.
914 * arm-protos.h (TF_LDSCHED, TF_WBUF, TF_CO_PROC): New macros.
915 (TF_SMALLMUL, TF_STRONG, TF_SCALE, TF_NOMODE32): New macros.
916 (FL_LDSCHED, FL_STRONG, FL_WBUF, FL_SMALLMUL): Delete.
917 (FL_TUNE): Remove deleted elements.
918 (tune_flags): Convert type to unsigned int.
919 * arm.c (struct processors): Add new field tune_flags.
920 (all_cores, all_arches): Initialize it.
921 (arm_option_override): Adapt uses of tune_flags. Use tune_flags
922 for deciding when we should have slow multiply operations.
924 2016-12-14 Martin Sebor <msebor@redhat.com>
927 * gimple-ssa-sprintf.c (format_string): Handle null pointers.
928 (format_directive): Diagnose null pointer arguments.
929 (pass_sprintf_length::handle_gimple_call): Diagnose null destination
930 pointers. Correct location of null format string in diagnostics.
932 2016-12-14 David Malcolm <dmalcolm@redhat.com>
934 * Makefile.in (SELFTEST_FLAGS): Add path argument to -fself-test.
935 (s-selftest): Add dependency on the selftests data directory.
936 * common.opt (fself-test): Rename to...
937 (fself-test=): ...this, documenting the meaning of the argument.
938 * selftest-run-tests.c (along): Likewise.
939 * selftest-run-tests.c: Include "options.h".
940 (selftest::run_tests): Initialize selftest::path_to_selftest_files
942 * selftest.c (selftest::path_to_selftest_files): New global.
943 (selftest::locate_file): New function.
944 (selftest::test_locate_file): New function.
945 (selftest_c_tests): Likewise.
946 (selftest::selftest_c_tests): Call test_locate_file.
947 * selftest.h (selftest::locate_file): New decl.
948 (selftest::path_to_selftest_files): New decl.
950 2016-12-14 Andrew Pinski <apinski@cavium.com>
952 * config/aarch64/aarch64-cores.def: Add -1 as the variant to all
954 (thunderx): Update to include LSE by default.
955 (thunderxt88p1): New core.
956 (thunderxt88): New core.
957 (thunderxt81): New core.
958 (thunderxt83): New core.
959 * config/aarch64/driver-aarch64.c (struct aarch64_core_data):
961 (ALL_VARIANTS): New define.
962 (AARCH64_CORE): Support VARIANT operand.
963 (cpu_data): Likewise.
964 (host_detect_local_cpu): Parse variant field of /proc/cpuinfo.
965 Combine the arch and single core case and support variant searching.
966 * common/config/aarch64/aarch64-common.c (AARCH64_CORE):
968 * config/aarch64/aarch64-opts.h (AARCH64_CORE): Likewise.
969 * config/aarch64/aarch64.c (AARCH64_CORE): Likewise.
970 * config/aarch64/aarch64.h (AARCH64_CORE): Likewise.
971 * config/aarch64/aarch64-tune.md: Regenerate.
972 * doc/invoke.texi (AARCH64/mtune): Document thunderxt88,
973 thunderxt88p1, thunderxt81, thunderxt83 as available options.
975 2016-12-14 Martin Jambor <mjambor@suse.cz>
977 * omp-offload.c: Fix coding style.
978 * omp-expand.c: Likewise.
979 * omp-general.c: Likewise.
980 * omp-grid.c: Likewise.
981 * omp-low.c: Fix coding style of parts touched by the
982 previous splitting patch.
984 2016-12-14 Martin Jambor <mjambor@suse.cz>
986 * omp-general.h: New file.
987 * omp-general.c: New file.
988 * omp-expand.h: Likewise.
989 * omp-expand.c: Likewise.
990 * omp-offload.h: Likewise.
991 * omp-offload.c: Likewise.
992 * omp-grid.c: Likewise.
993 * omp-grid.c: Likewise.
994 * omp-low.h: Include omp-general.h and omp-grid.h. Removed includes
995 of params.h, symbol-summary.h, lto-section-names.h, cilk.h, tree-eh.h,
996 ipa-prop.h, tree-cfgcleanup.h, cfgloop.h, except.h, expr.h, stmt.h,
997 varasm.h, calls.h, explow.h, dojump.h, flags.h, tree-into-ssa.h,
998 tree-cfg.h, cfganal.h, alias.h, emit-rtl.h, optabs.h, expmed.h,
999 alloc-pool.h, cfghooks.h, rtl.h and memmodel.h.
1000 (omp_find_combined_for): Declare.
1001 (find_omp_clause): Renamed to omp_find_clause and moved to
1003 (free_omp_regions): Renamed to omp_free_regions and moved to
1005 (replace_oacc_fn_attrib): Renamed to oacc_replace_fn_attrib and moved
1007 (set_oacc_fn_attrib): Renamed to oacc_set_fn_attrib and moved to
1009 (build_oacc_routine_dims): Renamed to oacc_build_routine_dims and
1010 moved to omp-general.h.
1011 (get_oacc_fn_attrib): Renamed to oacc_get_fn_attrib and moved to
1013 (oacc_fn_attrib_kernels_p): Moved to omp-general.h.
1014 (get_oacc_fn_dim_size): Renamed to oacc_get_fn_dim_size and moved to
1016 (omp_expand_local): Moved to omp-expand.h.
1017 (make_gimple_omp_edges): Renamed to omp_make_gimple_edges and moved to
1019 (omp_finish_file): Moved to omp-offload.h.
1020 (default_goacc_validate_dims): Renamed to
1021 oacc_default_goacc_validate_dims and moved to omp-offload.h.
1022 (offload_funcs, offload_vars): Moved to omp-offload.h.
1023 * omp-low.c: Include omp-general.h, omp-offload.h and omp-grid.h.
1024 (omp_region): Moved to omp-expand.c.
1025 (omp_for_data_loop): Moved to omp-general.h.
1026 (omp_for_data): Likewise.
1027 (oacc_loop): Moved to omp-offload.c.
1028 (oacc_loop_flags): Moved to omp-general.h.
1029 (offload_funcs, offload_vars): Moved to omp-offload.c.
1030 (root_omp_region): Moved to omp-expand.c.
1031 (omp_any_child_fn_dumped): Likewise.
1032 (find_omp_clause): Renamed to omp_find_clause and moved to
1034 (is_combined_parallel): Moved to omp-expand.c.
1035 (is_reference): Renamed to omp_is_reference and and moved to
1037 (adjust_for_condition): Renamed to omp_adjust_for_condition and moved
1039 (get_omp_for_step_from_incr): Renamed to omp_get_for_step_from_incr
1040 and moved to omp-general.c.
1041 (extract_omp_for_data): Renamed to omp_extract_for_data and moved to
1043 (workshare_safe_to_combine_p): Moved to omp-expand.c.
1044 (omp_adjust_chunk_size): Likewise.
1045 (get_ws_args_for): Likewise.
1046 (get_base_type): Removed.
1047 (dump_omp_region): Moved to omp-expand.c.
1048 (debug_omp_region): Likewise.
1049 (debug_all_omp_regions): Likewise.
1050 (new_omp_region): Likewise.
1051 (free_omp_region_1): Likewise.
1052 (free_omp_regions): Renamed to omp_free_regions and moved to
1054 (find_combined_for): Renamed to omp_find_combined_for, made global.
1055 (build_omp_barrier): Renamed to omp_build_barrier and moved to
1057 (omp_max_vf): Moved to omp-general.c.
1058 (omp_max_simt_vf): Likewise.
1059 (gimple_build_cond_empty): Moved to omp-expand.c.
1060 (parallel_needs_hsa_kernel_p): Likewise.
1061 (expand_omp_build_assign): Moved declaration to omp-expand.c.
1062 (expand_parallel_call): Moved to omp-expand.c.
1063 (expand_cilk_for_call): Likewise.
1064 (expand_task_call): Likewise.
1065 (vec2chain): Likewise.
1066 (remove_exit_barrier): Likewise.
1067 (remove_exit_barriers): Likewise.
1068 (optimize_omp_library_calls): Likewise.
1069 (expand_omp_regimplify_p): Likewise.
1070 (expand_omp_build_assign): Likewise.
1071 (expand_omp_taskreg): Likewise.
1072 (oacc_collapse): Likewise.
1073 (expand_oacc_collapse_init): Likewise.
1074 (expand_oacc_collapse_vars): Likewise.
1075 (expand_omp_for_init_counts): Likewise.
1076 (expand_omp_for_init_vars): Likewise.
1077 (extract_omp_for_update_vars): Likewise.
1078 (expand_omp_ordered_source): Likewise.
1079 (expand_omp_ordered_sink): Likewise.
1080 (expand_omp_ordered_source_sink): Likewise.
1081 (expand_omp_for_ordered_loops): Likewise.
1082 (expand_omp_for_generic): Likewise.
1083 (expand_omp_for_static_nochunk): Likewise.
1084 (find_phi_with_arg_on_edge): Likewise.
1085 (expand_omp_for_static_chunk): Likewise.
1086 (expand_cilk_for): Likewise.
1087 (expand_omp_simd): Likewise.
1088 (expand_omp_taskloop_for_outer): Likewise.
1089 (expand_omp_taskloop_for_inner): Likewise.
1090 (expand_oacc_for): Likewise.
1091 (expand_omp_for): Likewise.
1092 (expand_omp_sections): Likewise.
1093 (expand_omp_single): Likewise.
1094 (expand_omp_synch): Likewise.
1095 (expand_omp_atomic_load): Likewise.
1096 (expand_omp_atomic_store): Likewise.
1097 (expand_omp_atomic_fetch_op): Likewise.
1098 (expand_omp_atomic_pipeline): Likewise.
1099 (expand_omp_atomic_mutex): Likewise.
1100 (expand_omp_atomic): Likewise.
1101 (oacc_launch_pack): and moved to omp-general.c, made public.
1102 (OACC_FN_ATTRIB): Likewise.
1103 (replace_oacc_fn_attrib): Renamed to oacc_replace_fn_attrib and moved
1105 (set_oacc_fn_attrib): Renamed to oacc_set_fn_attrib and moved to
1107 (build_oacc_routine_dims): Renamed to oacc_build_routine_dims and
1108 moved to omp-general.c.
1109 (get_oacc_fn_attrib): Renamed to oacc_get_fn_attrib and moved to
1111 (oacc_fn_attrib_kernels_p): Moved to omp-general.c.
1112 (oacc_fn_attrib_level): Moved to omp-offload.c.
1113 (get_oacc_fn_dim_size): Renamed to oacc_get_fn_dim_size and moved to
1115 (get_oacc_ifn_dim_arg): Renamed to oacc_get_ifn_dim_arg and moved to
1117 (mark_loops_in_oacc_kernels_region): Moved to omp-expand.c.
1118 (grid_launch_attributes_trees): Likewise.
1119 (grid_attr_trees): Likewise.
1120 (grid_create_kernel_launch_attr_types): Likewise.
1121 (grid_insert_store_range_dim): Likewise.
1122 (grid_get_kernel_launch_attributes): Likewise.
1123 (get_target_argument_identifier_1): Likewise.
1124 (get_target_argument_identifier): Likewise.
1125 (get_target_argument_value): Likewise.
1126 (push_target_argument_according_to_value): Likewise.
1127 (get_target_arguments): Likewise.
1128 (expand_omp_target): Likewise.
1129 (grid_expand_omp_for_loop): Moved to omp-grid.c.
1130 (grid_arg_decl_map): Likewise.
1131 (grid_remap_kernel_arg_accesses): Likewise.
1132 (grid_expand_target_grid_body): Likewise.
1133 (expand_omp): Renamed to omp_expand and moved to omp-expand.c.
1134 (build_omp_regions_1): Moved to omp-expand.c.
1135 (build_omp_regions_root): Likewise.
1136 (omp_expand_local): Likewise.
1137 (build_omp_regions): Likewise.
1138 (execute_expand_omp): Likewise.
1139 (pass_data_expand_omp): Likewise.
1140 (pass_expand_omp): Likewise.
1141 (make_pass_expand_omp): Likewise.
1142 (pass_data_expand_omp_ssa): Likewise.
1143 (pass_expand_omp_ssa): Likewise.
1144 (make_pass_expand_omp_ssa): Likewise.
1145 (grid_lastprivate_predicate): Renamed to
1146 omp_grid_lastprivate_predicate and moved to omp-grid.c, made public.
1147 (grid_prop): Moved to omp-grid.c.
1148 (GRID_MISSED_MSG_PREFIX): Likewise.
1149 (grid_safe_assignment_p): Likewise.
1150 (grid_seq_only_contains_local_assignments): Likewise.
1151 (grid_find_single_omp_among_assignments_1): Likewise.
1152 (grid_find_single_omp_among_assignments): Likewise.
1153 (grid_find_ungridifiable_statement): Likewise.
1154 (grid_parallel_clauses_gridifiable): Likewise.
1155 (grid_inner_loop_gridifiable_p): Likewise.
1156 (grid_dist_follows_simple_pattern): Likewise.
1157 (grid_gfor_follows_tiling_pattern): Likewise.
1158 (grid_call_permissible_in_distribute_p): Likewise.
1159 (grid_handle_call_in_distribute): Likewise.
1160 (grid_dist_follows_tiling_pattern): Likewise.
1161 (grid_target_follows_gridifiable_pattern): Likewise.
1162 (grid_remap_prebody_decls): Likewise.
1163 (grid_var_segment): Likewise.
1164 (grid_mark_variable_segment): Likewise.
1165 (grid_copy_leading_local_assignments): Likewise.
1166 (grid_process_grid_body): Likewise.
1167 (grid_eliminate_combined_simd_part): Likewise.
1168 (grid_mark_tiling_loops): Likewise.
1169 (grid_mark_tiling_parallels_and_loops): Likewise.
1170 (grid_process_kernel_body_copy): Likewise.
1171 (grid_attempt_target_gridification): Likewise.
1172 (grid_gridify_all_targets_stmt): Likewise.
1173 (grid_gridify_all_targets): Renamed to omp_grid_gridify_all_targets
1174 and moved to omp-grid.c, made public.
1175 (make_gimple_omp_edges): Renamed to omp_make_gimple_edges and moved to
1177 (add_decls_addresses_to_decl_constructor): Moved to omp-offload.c.
1178 (omp_finish_file): Likewise.
1179 (oacc_thread_numbers): Likewise.
1180 (oacc_xform_loop): Likewise.
1181 (oacc_default_dims, oacc_min_dims): Likewise.
1182 (oacc_parse_default_dims): Likewise.
1183 (oacc_validate_dims): Likewise.
1184 (new_oacc_loop_raw): Likewise.
1185 (new_oacc_loop_outer): Likewise.
1186 (new_oacc_loop): Likewise.
1187 (new_oacc_loop_routine): Likewise.
1188 (finish_oacc_loop): Likewise.
1189 (free_oacc_loop): Likewise.
1190 (dump_oacc_loop_part): Likewise.
1191 (dump_oacc_loop): Likewise.
1192 (debug_oacc_loop): Likewise.
1193 (oacc_loop_discover_walk): Likewise.
1194 (oacc_loop_sibling_nreverse): Likewise.
1195 (oacc_loop_discovery): Likewise.
1196 (oacc_loop_xform_head_tail): Likewise.
1197 (oacc_loop_xform_loop): Likewise.
1198 (oacc_loop_process): Likewise.
1199 (oacc_loop_fixed_partitions): Likewise.
1200 (oacc_loop_auto_partitions): Likewise.
1201 (oacc_loop_partition): Likewise.
1202 (default_goacc_fork_join): Likewise.
1203 (default_goacc_reduction): Likewise.
1204 (execute_oacc_device_lower): Likewise.
1205 (default_goacc_validate_dims): Likewise.
1206 (default_goacc_dim_limit): Likewise.
1207 (pass_data_oacc_device_lower): Likewise.
1208 (pass_oacc_device_lower): Likewise.
1209 (make_pass_oacc_device_lower): Likewise.
1210 (execute_omp_device_lower): Likewise.
1211 (pass_data_omp_device_lower): Likewise.
1212 (pass_omp_device_lower): Likewise.
1213 (make_pass_omp_device_lower): Likewise.
1214 (pass_data_omp_target_link): Likewise.
1215 (pass_omp_target_link): Likewise.
1216 (find_link_var_op): Likewise.
1217 (pass_omp_target_link::execute): Likewise.
1218 (make_pass_omp_target_link): Likewise.
1219 * Makefile.in (OBJS): Added omp-offload.o, omp-expand.o, omp-general.o
1221 (GTFILES): Added omp-offload.h, omp-offload.c and omp-expand.c, removed
1223 * gimple-fold.c: Include omp-general.h instead of omp-low.h.
1224 (fold_internal_goacc_dim): Adjusted calls to
1225 get_oacc_ifn_dim_arg and get_oacc_fn_dim_size to use their new names.
1226 * gimplify.c: Include omp-low.h.
1227 (omp_notice_variable): Adjust the call to get_oacc_fn_attrib to use
1229 (gimplify_omp_task): Adjusted calls to find_omp_clause to use its new
1231 (gimplify_omp_for): Likewise.
1232 * lto-cgraph.c: Include omp-offload.h instead of omp-low.h.
1233 * toplev.c: Include omp-offload.h instead of omp-low.h.
1234 * tree-cfg.c: Include omp-general.h instead of omp-low.h. Also
1235 include omp-expand.h.
1236 (make_edges_bb): Adjusted the call to make_gimple_omp_edges to use its
1238 (make_edges): Adjust the call to free_omp_regions to use its new name.
1239 * tree-parloops.c: Include omp-general.h.
1240 (create_parallel_loop): Adjusted the call to set_oacc_fn_attrib to use
1242 (parallelize_loops): Adjusted the call to get_oacc_fn_attrib to use
1244 * tree-ssa-loop.c: Include omp-general.h instead of omp-low.h.
1245 (gate_oacc_kernels): Adjusted the call to get_oacc_fn_attrib to use
1247 * tree-vrp.c: Include omp-general.h instead of omp-low.h.
1248 (extract_range_basic): Adjusted calls to get_oacc_ifn_dim_arg and
1249 get_oacc_fn_dim_size to use their new names.
1250 * varpool.c: Include omp-offload.h instead of omp-low.h.
1251 * gengtype.c (open_base_files): Replace omp-low.h with omp-offload.h in
1253 * config/nvptx/nvptx.c: Include omp-general.c.
1254 (nvptx_expand_call): Adjusted the call to get_oacc_fn_attrib to use
1256 (nvptx_reorg): Likewise.
1257 (nvptx_record_offload_symbol): Likewise.
1259 2016-12-14 Martin Sebor <msebor@redhat.com>
1262 * gimple-ssa-sprintf.c (target_dir_max): New macro.
1263 (get_mpfr_format_length): New function.
1264 (format_integer): Use HOST_WIDE_INT instead of int.
1265 (format_floating_max): Same.
1266 (format_floating): Call get_mpfr_format_length.
1267 (format_directive): Use target_dir_max.
1269 2016-12-14 Jakub Jelinek <jakub@redhat.com>
1272 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_STV_TEMP.
1273 * config/i386/i386.c (dimode_scalar_chain::make_vector_copies,
1274 dimode_scalar_chain::convert_reg): Use SLOT_STV_TEMP instead of
1277 2016-12-14 Uros Bizjak <ubizjak@gmail.com>
1280 * config/i386/i386-builtin.def: Add __builtin_clzs and __builtin_ctzs.
1281 (ix86_fold_builtin): Handle IX86_BUILTIN_CTZS and IX86_BUILTIN_CLZS.
1282 * config/i386/i386.md (*ctzhi2): New insn_and_split pattern.
1285 2016-12-14 Jakub Jelinek <jakub@redhat.com>
1288 * valtrack.c: Include rtl-iter.h.
1289 (struct rtx_subst_pair): Add insn field.
1290 (propagate_for_debug_subst): If pair->to contains at least 2
1291 regs, create a DEBUG_INSN with a debug temp before pair->insn
1292 and replace from with the debug temp instead of pair->to.
1293 (propagate_for_debug): Initialize p.insn.
1294 * combine.c (insn_uid_check): New inline function.
1295 (INSN_COST, LOG_LINKS): Use it instead of INSN_UID.
1296 (find_single_use, combine_instructions,
1297 cant_combine_insn_p, try_combine): Use NONDEBUG_INSN_P instead of
1300 2016-12-14 Martin Sebor <msebor@redhat.com>
1303 * builtin-attrs.def (ATTR_NONNULL_1_1, ATTR_NONNULL_1_2): Defined.
1304 (ATTR_NONNULL_1_3, ATTR_NONNULL_1_4, ATTR_NONNULL_1_5): Same.
1305 (ATTR_NOTHROW_NONNULL_1_1, ATTR_NOTHROW_NONNULL_1_2): Same.
1306 (ATTR_NOTHROW_NONNULL_1_3, ATTR_NOTHROW_NONNULL_1_4): Same.
1307 (ATTR_NOTHROW_NONNULL_1_5): Same.
1308 (ATTR_NONNULL_1_FORMAT_PRINTF_1_2): Same.
1309 (ATTR_NONNULL_1_FORMAT_PRINTF_2_0): Same.
1310 (ATTR_NONNULL_1_FORMAT_PRINTF_2_3): Same.
1311 (ATTR_NONNULL_1_FORMAT_PRINTF_3_0): Same.
1312 (ATTR_NONNULL_1_FORMAT_PRINTF_3_4): Same.
1313 (ATTR_NONNULL_1_FORMAT_PRINTF_4_0): Same.
1314 (ATTR_NONNULL_1_FORMAT_PRINTF_4_5): Same.
1315 * builtins.c (validate_arg): Add argument. Treat null pointers
1316 passed to nonnull arguments as invalid.
1317 (validate_arglist): Same.
1318 * builtins.def (fprintf, fprintf_unlocked): Add nonnull attribute.
1319 (printf, printf_unlocked, sprintf. vfprintf, vsprintf): Same.
1320 (__sprintf_chk, __vsprintf_chk, __fprintf_chk, __vfprintf_chk): Same.
1321 * calls.c (get_nonnull_ags, maybe_warn_null_arg): New functions.
1322 (initialize_argument_information): Diagnose null pointers passed to
1323 arguments declared nonnull.
1324 * calls.h (get_nonnull_args): Declared.
1326 2016-12-14 Michael Meissner <meissner@linux.vnet.ibm.com>
1328 * config/rs6000/rs6000.c (rs6000_split_vec_extract_var): On ISA
1329 3.0/power9, add support to use the VEXTU{B,H,W}{L,R}X extract
1331 * config/rs6000/vsx.md (VSr2): Add IEEE 128-bit floating point
1332 type constraint registers.
1334 (FL_CONV): New mode iterator for binary floating types that have a
1335 direct conversion from 64-bit integer to floating point.
1336 (vsx_extract_<mode>_p9): Add support for the ISA 3.0/power9
1337 VEXTU{B,H,W}{L,R}X extract instructions.
1338 (vsx_extract_<mode>_p9 splitter): Add splitter to load up the
1339 extract byte position into the GPR if we are using the
1340 VEXTU{B,H,W}{L,R}X extract instructions.
1341 (vsx_extract_<mode>_di_p9): Support extracts to GPRs.
1342 (vsx_extract_<mode>_store_p9): Support extracting to GPRs so that
1343 we can use reg+offset address instructions.
1344 (vsx_extract_<mode>_var): Support extracts to GPRs.
1345 (vsx_extract_<VSX_EXTRACT_I:mode>_<SDI:mode>_var): New combiner
1346 insn to combine vector extracts with zero_extend.
1347 (vsx_ext_<VSX_EXTRACT_I:VS_scalar>_fl_<FL_CONV:mode>): Optimize
1348 extracting a small integer vector element and converting it to a
1349 floating point type.
1350 (vsx_ext_<VSX_EXTRACT_I:VS_scalar>_ufl_<FL_CONV:mode>): Likewise.
1351 (UNSPEC_XXEXTRACTUW): New unspec.
1352 (UNSPEC_XXINSERTW): Likewise.
1353 (vextract4b): Add support for the vec_vextract4b built-in
1355 (vextract4b_internal): Likewise.
1356 (vinsert4b): Add support for the vec_insert4b built-in function.
1357 Include both a version that inserts element 1 from a V4SI object
1358 and one that inserts a DI object.
1359 (vinsert4b_internal): Likewise.
1360 (vinsert4b_di): Likewise.
1361 (vinsert4b_di_internal): Likewise.
1362 * config/rs6000/predicates.md (const_0_to_11_operand): New
1363 predicate, match 0..11.
1364 * config/rs6000/rs6000-builtin.def (BU_P9V_VSX_3): Set built-in
1365 type to ternary, not binary.
1366 (BU_P9V_64BIT_VSX_3): Likewise.
1367 (P9V_BUILTIN_VEXTRACT4B): Add support for vec_vinsert4b and
1368 vec_extract4b non-overloaded built-in functions.
1369 (P9V_BUILTIN_VINSERT4B): Likewise.
1370 (P9V_BUILTIN_VINSERT4B_DI): Likewise.
1371 (P9V_BUILTIN_VEC_VEXTULX): Move to section that adds 2 operand ISA
1372 3.0 built-in functions.
1373 (P9V_BUILTIN_VEC_VEXTURX): Likewise.
1374 (P9V_BUILTIN_VEC_VEXTRACT4B): Add support for overloaded
1375 vec_insert4b and vec_extract4 built-in functions.
1376 (P9V_BUILTIN_VEC_VINSERT4B): Likewise.
1377 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
1378 overloaded support for vec_vinsert4b and vec_extract4b.
1379 * config/rs6000/rs6000.c (altivec_expand_builtin): Add checks for
1380 the vec_insert4b and vec_extract4b byte number being a constant in
1382 * config/rs6000/altivec.h (vec_vinsert4b): Support vec_vinsert4b
1383 and vec_extract4b built-in functions.
1384 * doc/extend.doc (PowerPC VSX built-in functions): Document
1385 vec_insert4b and vec_extract4b.
1387 2016-12-14 Martin Liska <mliska@suse.cz>
1389 * gimple-pretty-print.c (dump_probability): New function.
1390 (dump_edge_probability): Use the function.
1391 (dump_gimple_label): Likewise.
1392 (dump_gimple_bb_header): Likewise.
1394 2016-12-14 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1395 Jakub Jelinek <jakub@redhat.com>
1397 * tree-ssa-strlen.c (fold_strstr_to_memcmp): New function.
1398 (strlen_optimize_stmt): Call fold_strstr_to_memcmp.
1400 2016-12-14 Eric Botcazou <ebotcazou@adacore.com>
1402 * lra-constraints.c (process_address_1): Do not attempt to decompose
1403 addresses for MEMs that satisfy fixed-form constraints.
1405 2016-12-14 Richard Biener <rguenther@suse.de>
1407 PR tree-optimization/78788
1408 * tree-vrp.c (set_value_range): Allow [-INF(OVF), +INF(OVF)].
1409 (set_and_canonicalize_value_range): Do not drop the above to
1412 2016-12-13 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1414 * config/rs6000/rs600.c (rs6000_builtin_vectorization_cost):
1415 Adjust unaligned load cost.
1417 2016-12-13 Uros Bizjak <ubizjak@gmail.com>
1420 * config/i386/i386.c (dimode_scalar_chain::compute_convert_gain):
1421 Calculate additional gain for andnot for targets without BMI.
1423 2016-12-13 Carl Love <cel@us.ibm.com>
1425 * config/rs6000/rs6000-c.c: Add built-in support for
1426 vector float vec_pack (vector double, vector double)
1427 vector double vec_sld (vector double, vector double)
1428 * config/rs6000/rs6000.c: Add icode check for vsldoi_v2df to allow
1429 4-bit unsigned literal.
1430 * config/rs6000/rs6000-builtin.def: Add definition for VSLDOI_2DF
1431 * doc/extend.texi: Update the built-in documentation file for the
1432 new powerpc vec_pack and vec_sld built-ins.
1434 2016-12-13 Martin Liska <mliska@suse.cz>
1436 * sanopt.c (sanopt_optimize_walker): Set contains_asan_mark.
1437 (sanopt_optimize): Add new argument.
1438 (sanitize_asan_mark_unpoison): New function.
1439 (maybe_contains_asan_check): Likewise.
1440 (sanitize_asan_mark_poison): Likewise.
1441 (pass_sanopt::execute): Call the new functions.
1443 2016-12-13 Martin Liska <mliska@suse.cz>
1445 PR tree-optimization/78428
1446 * expr.c (store_constructor_field): Add new arguments to the function.
1447 (store_constructor): Set up bitregion_end and add gcc_unreachable to
1448 fields that have either non-constant size or (and) offset.
1450 2016-12-13 Marek Polacek <polacek@redhat.com>
1452 * tree-data-ref.c (compute_overlap_steps_for_affine_univar): Change
1453 parameters' type from int to HOST_WIDE_INT.
1454 (compute_overlap_steps_for_affine_1_2): Change parameters' type from
1455 int to HOST_WIDE_INT.
1456 (build_classic_dist_vector_1): Likewise.
1457 (add_multivariate_self_dist): Likewise.
1459 2016-12-13 Michael Matz <matz@suse.de>
1461 PR tree-optimization/78725
1462 * tree-ssa-loop-split.c (split_at_bb_p): Check for overflow and
1463 at correct use point.
1465 2016-12-13 Martin Liska <mliska@suse.cz>
1467 * asan.c (asan_expand_mark_ifn): Use renamed
1468 BUILT_IN_ASAN_{UN}CLOBBER_N to BUILT_IN_ASAN_{UN}POISON_STACK_MEMORY.
1469 * sanitizer.def: Likewise.
1471 2016-12-13 James Greenhalgh <james.greenhalgh@arm.com>
1473 * doc/extend.texi (Half-Precision): Update to document current
1476 2016-12-13 James Greenhalgh <james.greenhalgh@arm.com>
1478 * doc/extend.texi (Floating Types): Document availability of
1479 _Float16 on ARM/AArch64.
1481 2016-12-13 Richard Biener <rguenther@suse.de>
1483 PR tree-optimization/78699
1484 * tree-vect-data-refs.c (vect_analyze_group_access_1): Limit
1487 2016-12-13 Richard Biener <rguenther@suse.de>
1490 * tree.c (cst_and_fits_in_hwi): Look if the actual value fits.
1491 * tree-object-size.c (compute_builtin_object_size): Use
1493 * tree-data-ref.c (initialize_matrix_A): Remove excess assert.
1495 2016-12-13 Martin Liska <mliska@suse.cz>
1497 * asan.c (asan_mark_poison_p): Remove.
1498 (asan_mark_p): New function.
1499 (transform_statements): Use the function.
1500 (asan_expand_mark_ifn): Do not use masked enum.
1501 * asan.h (enum asan_mark_flags): Declare it via a macro.
1502 * gimple-pretty-print.c (dump_gimple_call_args): Dump first
1503 argument of ASAN_MARK.
1504 * gimplify.c (build_asan_poison_call_expr): Use new enum values.
1505 (asan_poison_variable): Likewise.
1507 2016-12-13 Jakub Jelinek <jakub@redhat.com>
1510 * ipa-pure-const.c (cdtor_p): Return true for
1511 DECL_STATIC_{CON,DE}STRUCTOR even when it is
1512 DECL_LOOPING_CONST_OR_PURE_P.
1514 2016-12-12 Jakub Jelinek <jakub@redhat.com>
1516 PR tree-optimization/78777
1517 * gimple-ssa-strength-reduction.c (create_add_on_incoming_edge,
1518 insert_initializers): Use stmt_ends_bb_p instead of is_ctrl_stmt.
1521 * opt-functions.awk (opt_args): Use [{] instead of { in regexps.
1524 2016-12-12 Martin Sebor <msebor@redhat.com>
1528 * gimple-ssa-sprintf.c (min_bytes_remaining): Use res.knownrange
1529 rather than res.bounded.
1530 (get_width_and_precision): Set precision to -1 when negative.
1531 (adjust_range_for_overflow): New function.
1532 (format_integer): Correct the handling of the space, plus, and pound
1533 flags, and the special case of zero precision.
1534 Always set res.bounded to true unless either precision or width
1535 is specified and unknown.
1536 Call adjust_range_for_overflow.
1537 Avoid use zero as the shortest value when precision is specified
1539 (format_directive): Remove vestigial quoting. Always inform of
1540 argument value or range when it's available.
1541 (add_bytes): Correct the computation of boundrange used to
1542 decide whether a warning is of a "maybe" or "defnitely" kind.
1544 2016-12-12 Dominik Vogt <vogt@linux.vnet.ibm.com>
1546 * combine.c (change_zero_ext): Handle mode expanding zero_extracts.
1548 2016-12-12 Uros Bizjak <ubizjak@gmail.com>
1551 * config/i386/i386.h (X87_ENABLE_ARITH): Also enable for
1552 flag_unsafe_math_optimizations.
1553 (X87_ENABLE_FLOAT): Ditto.
1555 2016-12-12 Marek Polacek <polacek@redhat.com>
1558 * gimplify.c (gimplify_va_arg_expr): Don't require ADDR_EXPR for
1559 Case 1; check POINTER_TYPE_P instead.
1561 2016-12-12 Bernd Schmidt <bschmidt@redhat.com>
1563 PR rtl-optimization/78669
1564 * ira.c (combine_and_move_insns): When deleting an insn, clear the
1565 replace flag for all used regs in that insn.
1567 2016-12-12 Thomas Preud'homme <thomas.preudhomme@arm.com>
1569 * config/arm/arm-opts.h: Move struct arm_arch_core_flag and
1570 arm_arch_core_flags to ...
1571 * common/config/arm/arm-common.c: There.
1573 2016-12-12 Eric Botcazou <ebotcazou@adacore.com>
1575 * config/sparc/constraints.md (T): Use special memory constraint.
1577 (W): Add TARGET_ARCH64 test.
1578 * config/sparc/sparc.md (*movdi_insn_sp32): Replace 'W' with 'T'.
1579 (*movdf_insn_sp32): Likewise.
1580 (*mov<VM64:mode>_insn_sp32): Likewise. Replace 'e' with 'f' in
1581 conjunction with offsettable memory references.
1583 2016-12-11 Sandra Loosemore <sandra@codesourcery.com>
1585 * config/nios2/nios2.c (nios2_emit_move_sequence): Call copy_rtx
1586 to avoid shared structure error.
1588 2016-12-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1591 * config/rs6000/rs6000.c (find_alignment_op): Discard from
1592 consideration any artificial definition.
1594 2016-12-11 Iain Sandoe <iain@codesourcery.com>
1596 * configure.ac (CROSS directory tests): Remove the assumption that
1597 Darwin hosts contain suitable target sysroots in "/".
1598 * configure: Regenerate.
1600 2016-12-11 Iain Sandoe <iain@codesourcery.com>
1602 PR rtl-optimization/71496
1603 * config/rs6000/darwin.md (load_macho_picbase_si): Mark as non-
1604 copyable. (load_macho_picbase_di, reload_macho_picbase_si,
1605 reload_macho_picbase_di): Likewise.
1607 2012-12-11 John David Anglin <danglin@gcc.gnu.org>
1609 * config/pa/pa.c (pa_callee_copies): New function.
1610 * config/pa/pa.opt (mcaller-copies): New option.
1611 * doc/invoke.texi (mcaller-copies): Document option.
1613 2016-12-11 Uros Bizjak <ubizjak@gmail.com>
1616 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p)
1617 <case ASHIFT, case LSHIFTRT>: Consider all constant shifts.
1619 (dimode_scalar_chain::compute_convert_gain): Reduce gain for
1620 constant shifts larger or equal than 32.
1622 2016-12-11 Roger Pau Monné <roger.pau@citrix.com>
1624 * config/i386/x86-64.h: Append --32 to the assembler options when
1625 -m16 is used on non-glibc systems as well.
1627 2016-12-10 Allan Sandfeld Jensen <allan.jensen@qt.io>
1630 * config/i386/mmintrin.h (__m64_u): New type
1631 * config/i386/emmintrin.h (_mm_loadl_epi64, _mm_storel_epi64):
1632 Make the allowed unaligned memory access explicit.
1634 2016-12-10 Krister Walfridsson <krister.walfridsson@gmail.com>
1636 * config.gcc (i386-*-netbsd*): Make i486 the default arch on NetBSD.
1637 Generally use cpu generic.
1639 2016-12-10 Jakub Jelinek <jakub@redhat.com>
1640 Marc Glisse <marc.glisse@inria.fr>
1642 PR tree-optimization/78720
1643 * match.pd (A < 0 ? C : 0): Only optimize for signed A. If shift
1644 is negative, sign extend to @1's type and than AND with C.
1646 2016-12-10 Jakub Jelinek <jakub@redhat.com>
1649 * tree-object-size.c (compute_object_offset) <case ARRAY_REF>: Handle
1650 non-zero low bound or non-standard element sizes.
1653 * lto-streamer-in.c (input_function): In addition to debug stmts
1654 without -g, remove IFN_*SAN_* calls if corresponding flag_sanitize
1657 2016-12-09 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1659 * config/rs6000/rs6000-passes.def: New file.
1660 * config/rs6000/rs6000-protos.h: Declare make_pass_analyze_swaps.
1661 * config/rs6000/rs6000.c (rs6000_option_override): Remove
1662 registration of machine-specific passes.
1663 (pass_analyze_swaps::clone): New function.
1664 * config/rs6000/t-rs6000: Define PASSES_EXTRA.
1666 2016-12-09 Kugan Vivekanandarajah <kuganv@linaro.org>
1669 * ipa-cp.c (propagate_vr_accross_jump_function): Call
1670 drop_tree_overflow after fold_convert.
1672 2016-12-09 Jakub Jelinek <jakub@redhat.com>
1675 * config/rs6000/rs6000.md (*and<mode>3_imm_mask_dot,
1676 *and<mode>3_imm_mask_dot2): Add rs6000_is_valid_and_mask to insn
1679 2016-12-09 Segher Boessenkool <segher@kernel.crashing.org>
1682 * config/rs6000/rs6000.h (CLZ_DEFINED_VALUE_AT_ZERO): Use
1683 GET_MODE_BITSIZE. Return 2.
1684 (CTZ_DEFINED_VALUE_AT_ZERO): Use GET_MODE_BITSIZE. Return 2. Handle
1685 TARGET_POPCNTD the same as TARGET_CTZ.
1686 * config/rs6000/rs6000.md (ctz<mode>2): Reimplement.
1687 (ffs<mode>2): Reimplement.
1689 2016-12-09 Andre Vieira <andre.simoesdiasvieira@arm.com>
1691 PR rtl-optimization/78255
1692 * gcc/postreload.c (reload_cse_simplify): Do not CSE a function if
1693 NO_FUNCTION_CSE is true.
1695 2016-12-09 Cesar Philippidis <cesar@codesourcery.com>
1698 * ipa-icf.c (sem_function::parse): Don't process functions with
1699 oacc decl attributes, as they may be OpenACC routines.
1701 2016-12-09 David Malcolm <dmalcolm@redhat.com>
1703 * rtl.h (get_mem_attrs): Add "const" qualifier to returned
1706 2016-12-09 Nathan Sidwell <nathan@acm.org>
1709 * convert.c (convert_to_integer_1): Maybe fold conversions to
1710 integral types with fewer bits than its mode.
1712 2016-12-09 Martin Liska <mliska@suse.cz>
1714 * tree-pretty-print.c (pretty_print_string): Escape non-printable
1717 2016-12-09 Jakub Jelinek <jakub@redhat.com>
1719 PR tree-optimization/78726
1720 * tree-ssa-reassoc.c (make_new_ssa_for_def): Add OPCODE and OP
1721 argument. For lhs uses in debug stmts, don't replace lhs with
1722 new_lhs, but with a debug temp set to new_lhs opcode op.
1723 (make_new_ssa_for_all_defs): Add OPCODE argument, pass OPCODE and
1724 OP down to make_new_ssa_for_def.
1725 (zero_one_operation): Call make_new_ssa_for_all_defs even when
1726 stmts_to_fix is empty, if *def has not changed yet. Pass
1727 OPCODE to make_new_ssa_for_all_defs.
1729 2016-12-08 Martin Sebor <msebor@redhat.com>
1732 * builtin-attrs.def (ATTR_ALLOC_SIZE, ATTR_RETURNS_NONNULL): New
1733 identifier tree nodes.
1734 (ATTR_ALLOCA_SIZE_1_NOTHROW_LEAF_LIST): New attribute list.
1735 (ATTR_MALLOC_SIZE_1_NOTHROW_LIST): Same.
1736 (ATTR_MALLOC_SIZE_1_NOTHROW_LEAF_LIST): Same.
1737 (ATTR_MALLOC_SIZE_1_2_NOTHROW_LEAF_LIST): Same.
1738 (ATTR_ALLOC_SIZE_2_NOTHROW_LEAF_LIST): Same.
1739 * builtins.c (expand_builtin_alloca): Call
1740 maybe_warn_alloc_args_overflow.
1741 * builtins.def (aligned_alloc, calloc, malloc, realloc):
1742 Add attribute alloc_size.
1743 (alloca): Add attribute alloc_size and returns_nonnull.
1744 * calls.h (maybe_warn_alloc_args_overflow): Declare.
1745 * calls.c (alloc_max_size, operand_signed_p): New functions.
1746 (maybe_warn_alloc_args_overflow): Define.
1747 (initialize_argument_information): Diagnose overflow in functions
1748 declared with attaribute alloc_size.
1749 * doc/invoke.texi (Warning Options): Document -Walloc-zero and
1750 -Walloc-size-larger-than.
1752 2016-12-08 Vladimir Makarov <vmakarov@redhat.com>
1754 PR rtl-optimization/78671
1755 * lra-assign.c (find_hard_regno_for_1): Check prohibited regs for an
1758 2016-12-08 Uros Bizjak <ubizjak@gmail.com>
1760 * config/i386/i386.h (HARD_REGNO_NREGS): Use GENERAL_REGNO_P.
1761 (HARD_REGNO_NREGS_HAS_PADDING): Ditto. Simplify macro.
1763 2015-12-08 Wilco Dijkstra <wdijkstr@arm.com>
1766 * config/aarch64/aarch64.c (aarch64_classify_address):
1767 Set load_store_pair_p for TImode and TFmode.
1769 2016-12-08 David Malcolm <dmalcolm@redhat.com>
1771 * emit-rtl.c (gen_reg_rtx): Move regno_pointer_align and
1772 regno_reg_rtx resizing logic to...
1773 (emit_status::ensure_regno_capacity): ...this new method,
1774 and ensure that the buffers are large enough.
1775 (init_emit): Allocate regno_reg_rtx using ggc_cleared_vec_alloc
1776 rather than ggc_vec_alloc.
1777 * function.h (emit_status::ensure_regno_capacity): New method.
1779 2016-12-08 Dmitry Vyukov <dvyukov@google.com>
1781 * opts.c (finish_options): Enable -fsanitize-address-use-after-scope
1782 only if -fsanitize=address is enabled (not -fsanitize=kernel-address).
1783 * doc/invoke.texi (-fsanitize=kernel-address):
1784 Don't say that it enables -fsanitize-address-use-after-scope.
1786 2016-12-08 Bin Cheng <bin.cheng@arm.com>
1789 * tree-vect-loop-manip.c (create_intersect_range_checks_index): Check
1790 sign bit for index step of data reference.
1792 2016-12-08 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
1794 * config/aarch64/aarch64.c (aarch64_load_symref_appropriately):
1795 Handle SYMBOL_SMALL_TLSGD for ILP32.
1796 * config/aarch64/aarch64.md : tlsgd_small modified into
1797 tlsgd_small_<mode> to support SImode and DImode.
1798 *tlsgd_small modified into *tlsgd_small_<mode> to support SImode and
1801 2016-12-08 Andrew Pinski <apinski@cavium.com>
1803 * config/aarch64/aarch64.c (aarch64_load_symref_appropriately):
1804 Access the lower part of RTX appropriately.
1806 2016-12-07 David Malcolm <dmalcolm@redhat.com>
1808 * genpreds.c (write_tm_constrs_h): Update for renaming of
1809 rtx_reader_ptr to md_reader_ptr.
1810 (write_tm_preds_h): Likewise.
1811 (write_insn_preds_c): Likewise.
1812 * read-md.c (rtx_reader_ptr): Rename to...
1813 (md_reader_ptr): ...this, and convert from an
1814 rtx_reader * to a md_reader *.
1815 (rtx_reader::set_md_ptr_loc): Rename to...
1816 (md_reader::set_md_ptr_loc): ...this.
1817 (rtx_reader::get_md_ptr_loc): Rename to...
1818 (md_reader::get_md_ptr_loc): ...this.
1819 (rtx_reader::copy_md_ptr_loc): Rename to...
1820 (md_reader::copy_md_ptr_loc): ...this.
1821 (rtx_reader::fprint_md_ptr_loc): Rename to...
1822 (md_reader::fprint_md_ptr_loc): ...this.
1823 (rtx_reader::print_md_ptr_loc): Rename to...
1824 (md_reader::print_md_ptr_loc): ...this.
1825 (rtx_reader::join_c_conditions): Rename to...
1826 (md_reader::join_c_conditions): ...this.
1827 (rtx_reader::fprint_c_condition): ...this.
1828 (rtx_reader::print_c_condition): Rename to...
1829 (md_reader::print_c_condition): ...this.
1830 (fatal_with_file_and_line): Update for renaming of
1831 rtx_reader_ptr to md_reader_ptr.
1832 (rtx_reader::require_char): Rename to...
1833 (md_reader::require_char): ...this.
1834 (rtx_reader::require_char_ws): Rename to...
1835 (md_reader::require_char_ws): ...this.
1836 (rtx_reader::require_word_ws): Rename to...
1837 (md_reader::require_word_ws): ...this.
1838 (rtx_reader::read_char): Rename to...
1839 (md_reader::read_char): ...this.
1840 (rtx_reader::unread_char): Rename to...
1841 (md_reader::unread_char): ...this.
1842 (rtx_reader::peek_char): Rename to...
1843 (md_reader::peek_char): ...this.
1844 (rtx_reader::read_name): Rename to...
1845 (md_reader::read_name): ...this.
1846 (rtx_reader::read_escape): Rename to...
1847 (md_reader::read_escape): ...this.
1848 (rtx_reader::read_quoted_string): Rename to...
1849 (md_reader::read_quoted_string): ...this.
1850 (rtx_reader::read_braced_string): Rename to...
1851 (md_reader::read_braced_string): ...this.
1852 (rtx_reader::read_string): Rename to...
1853 (md_reader::read_string): ...this.
1854 (rtx_reader::read_skip_construct): Rename to...
1855 (md_reader::read_skip_construct): ...this.
1856 (rtx_reader::handle_constants): Rename to...
1857 (md_reader::handle_constants): ...this.
1858 (rtx_reader::traverse_md_constants): Rename to...
1859 (md_reader::traverse_md_constants): ...this.
1860 (rtx_reader::handle_enum): Rename to...
1861 (md_reader::handle_enum): ...this.
1862 (rtx_reader::lookup_enum_type): Rename to...
1863 (md_reader::lookup_enum_type): ...this.
1864 (rtx_reader::traverse_enum_types): Rename to...
1865 (md_reader::traverse_enum_types): ...this.
1866 (rtx_reader::rtx_reader): Rename to...
1867 (md_reader::md_reader): ...this, and update for renaming of
1868 rtx_reader_ptr to md_reader_ptr.
1869 (rtx_reader::~rtx_reader): Rename to...
1870 (md_reader::~md_reader): ...this, and update for renaming of
1871 rtx_reader_ptr to md_reader_ptr.
1872 (rtx_reader::handle_include): Rename to...
1873 (md_reader::handle_include): ...this.
1874 (rtx_reader::handle_file): Rename to...
1875 (md_reader::handle_file): ...this.
1876 (rtx_reader::handle_toplevel_file): Rename to...
1877 (md_reader::handle_toplevel_file): ...this.
1878 (rtx_reader::get_current_location): Rename to...
1879 (md_reader::get_current_location): ...this.
1880 (rtx_reader::add_include_path): Rename to...
1881 (md_reader::add_include_path): ...this.
1882 (rtx_reader::read_md_files): Rename to...
1883 (md_reader::read_md_files): ...this.
1884 * read-md.h (class rtx_reader): Split into...
1885 (class md_reader): ...new class.
1886 (rtx_reader_ptr): Rename to...
1887 (md_reader_ptr): ...this, and convert to a md_reader *.
1888 (class noop_reader): Update base class to be md_reader.
1889 (class rtx_reader): Reintroduce as a subclass of md_reader.
1890 (rtx_reader_ptr): Reintroduce as a rtx_reader *.
1891 (read_char): Update for renaming of rtx_reader_ptr to
1893 (unread_char): Likewise.
1894 * read-rtl.c (rtx_reader_ptr): New global.
1895 (rtx_reader::apply_iterator_to_string): Rename to...
1896 (md_reader::apply_iterator_to_string): ...this.
1897 (rtx_reader::copy_rtx_for_iterators): Rename to...
1898 (md_reader::copy_rtx_for_iterators): ...this.
1899 (rtx_reader::read_conditions): Rename to...
1900 (md_reader::read_conditions): ...this.
1901 (rtx_reader::record_potential_iterator_use): Rename to...
1902 (md_reader::record_potential_iterator_use): ...this.
1903 (rtx_reader::read_mapping): Rename to...
1904 (md_reader::read_mapping): ...this.
1905 (rtx_reader::read_rtx): Use rtx_reader_ptr when calling
1907 (rtx_reader::read_rtx_operand): Use get_string_obstack rather
1908 than directly accessing m_string_obstack.
1909 (rtx_reader::rtx_reader): New ctor.
1910 (rtx_reader::~rtx_reader): New dtor.
1912 2016-12-07 Martin Sebor <msebor@redhat.com>
1918 * builtins.c (expand_builtin_strcat, expand_builtin_strncat): New
1920 (compute_dest_size, get_size_range, check_sizes, check_strncat_sizes)
1921 (check_memop_sizes): Same.
1922 (expand_builtin_memcpy): Call check memop_sizes.
1923 (expand_builtin_mempcpy): Same.
1924 (expand_builtin_memset): Same,
1925 (expand_builtin_bzero): Same.
1926 (expand_builtin_memory_chk): Call check_sizes.
1927 (expand_builtin_strcpy): Same.
1928 (expand_builtin_strncpy): Same.
1929 (maybe_emit_sprintf_chk_warning): Same.
1930 (expand_builtin): Handle strcat and strncat.
1931 (fini_object_sizes): Reset pointers.
1932 (compute_object_size): New function.
1933 * gimple-ssa-sprintf.c (pass_sprintf_length::handle_gimple_call):
1934 Avoid issuing warnings also issued during built-in expansion.
1935 * doc/invoke.texi (Warning Options): Document -Wstringop-overflow.
1937 2016-12-07 Michael Meissner <meissner@linux.vnet.ibm.com>
1940 * config/rs6000/rs6000.c (rs6000_expand_vector_init): If the
1941 V2DImode elements are SUBREG's convert the result into DImode
1942 rather than failing in emit_move_insn.
1944 2016-12-07 Jakub Jelinek <jakub@redhat.com>
1946 * builtins.c (fold_builtin_strstr): Removed.
1947 (fold_builtin_2): Don't call fold_builtin_strstr.
1948 * gimple-fold.c (gimple_fold_builtin_strchr): Check is_strrchr
1949 earlier in the strrchr (x, 0) -> strchr (x, 0) optimization.
1950 (gimple_fold_builtin_strstr): New function.
1951 (gimple_fold_builtin): Call it.
1952 * fold-const-call.c (fold_const_call): Handle CFN_BUILT_IN_STRSTR.
1955 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Set lhs
1956 var to lhs of new_stmt right before noreturn handling rather than to
1957 lhs of e->call_stmt early.
1959 2016-12-07 David Malcolm <dmalcolm@redhat.com>
1961 * read-md.c (rtx_reader::require_char): New method.
1962 (require_char_ws): Convert from function to...
1963 (rtx_reader::require_char_ws): ...method.
1964 (rtx_reader::require_word_ws): New method.
1965 * read-md.h (rtx_reader::require_char): New method decl.
1966 (require_char_ws): Remove global decl in favor of...
1967 (rtx_reader::require_char_ws): ...new method decl.
1968 (rtx_reader::require_word_ws): New method decl.
1969 (rtx_reader::peek_char): New method decl.
1971 2016-12-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
1973 PR rtl-optimization/78617
1974 * lra-remat.c (do_remat): Initialize live_hard_regs from live in
1975 registers, also setting hard registers mapped to pseudo registers.
1977 2016-12-07 David Malcolm <dmalcolm@redhat.com>
1979 * cfgexpand.c (pass_expand::execute): Move stack initializations
1980 to rtl_data::init_stack_alignment and call it.
1981 * emit-rtl.c (rtl_data::init_stack_alignment): New method.
1982 * emit-rtl.h (rtl_data::init_stack_alignment): New method.
1984 2016-12-07 Wilco Dijkstra <wdijkstr@arm.com>
1986 * gcc/ira.c (ira_setup_eliminable_regset): Initialize crtl->is_leaf.
1987 (ira): Move initialization of crtl->is_leaf earlier.
1989 2016-12-07 Wilco Dijkstra <wdijkstr@arm.com>
1991 * config/aarch64/aarch64.md (movti_aarch64): Change Ump to m.
1992 (movtf_aarch64): Likewise.
1993 * config/aarch64/aarch64.c (aarch64_classify_address):
1994 Use correct intersection of offsets.
1995 (aarch64_legitimize_address_displacement): Use 9-bit signed offsets.
1996 (aarch64_legitimize_address): Use 9-bit signed offsets for TI/TF mode.
1997 Use 7-bit signed scaled mode for modes > 16 bytes.
1999 2016-12-07 James Greenhalgh <james.greenhalgh@arm.com>
2001 PR rtl-optimization/78561
2002 * config/rs6000/rs6000.c (rs6000_reg_live_or_pic_offset_p) Use
2003 constant_pool_empty_p in place of get_pool_size_upper_bound.
2004 (rs6000_stack_info): Likewise.
2005 (rs6000_emit_prologue): Likewise.
2006 (rs6000_elf_declare_function_name): Likewise.
2007 (rs6000_set_up_by_prologue): Likewise.
2008 (rs6000_can_eliminate): Likewise.
2009 * output.h (get_pool_size_upper_bound): Delete.
2010 (constant_pool_empty_p): New.
2011 * varasm.c (get_pool_size_upper_bound): Delete
2012 (constant_pool_empty_p): New.
2014 2016-12-07 Bin Cheng <bin.cheng@arm.com>
2016 PR tree-optimization/78691
2017 * match.pd ((convert1 (minmax ((convert2 (x) c)))) -> minmax (x c)):
2018 Require integral type for the outer expression.
2020 2016-12-07 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
2022 * config/aarch64/aarch64.c
2023 (aarch64_builtin_support_vector_misalignment): New.
2024 (TARGET_VECTORIZE_SUPPORT_VECTOR_MISALIGNMENT): Define.
2026 2016-12-06 David Malcolm <dmalcolm@redhat.com>
2029 * config/i386/i386.c (ix86_test_dumping_memory_blockage):
2030 Conditionalize the string comparison on Pmode == DImode.
2032 2016-12-06 Tom de Vries <tom@codesourcery.com>
2034 PR tree-optimization/67955
2035 * tree-ssa-alias.c (same_addr_size_stores_p): New function.
2036 (stmt_kills_ref_p): Use it.
2038 2016-12-06 Eric Botcazou <ebotcazou@adacore.com>
2041 * calls.c (expand_call): Move back call to prepare_call_address.
2043 2016-12-06 Michael Meissner <meissner@linux.vnet.ibm.com>
2046 * config/rs6000/rs6000.md (zero_extendqi<mode>2): Use ^ instead of
2047 ?* constraints for the ISA 3.0 patterns, so the register allocator
2048 is more likely to allocate QImode/HImode to vector registers for
2049 conversion to floating point unless a reload is needed.
2050 (zero_extendhi<mode>2): Likewise.
2051 (float<QHI:mode><FP_ISA3:mode>2_internal): Properly deal with the
2052 first alternative which is converting QImode/HImode to floating
2053 point and the QImode/HImode value is in a vector register, and
2054 does not allocate the second pseudo register. Remove zero
2055 extending into traditional floating point registers, since the
2056 instruction used only works on traditional altivec registers.
2057 (floatuns<QHI:mode><FP_ISA3:mode>2_internal): Likewise.
2059 2016-12-06 David Malcolm <dmalcolm@redhat.com>
2061 * config/i386/i386.c: Include print-rtl.h.
2062 (selftest::ix86_test_dumping_memory_blockage): New function.
2063 (selftest::ix86_run_selftests): Call it.
2064 * print-rtl-function.c (print_rtx_function): Create an
2065 rtx_reuse_manager and use it.
2066 * print-rtl.c: Include "rtl-iter.h".
2067 (rtx_writer::rtx_writer): Add reuse_manager param.
2068 (rtx_reuse_manager::rtx_reuse_manager): New ctor.
2069 (uses_rtx_reuse_p): New function.
2070 (rtx_reuse_manager::preprocess): New function.
2071 (rtx_reuse_manager::has_reuse_id): New function.
2072 (rtx_reuse_manager::seen_def_p): New function.
2073 (rtx_reuse_manager::set_seen_def): New function.
2074 (rtx_writer::print_rtx): If "in_rtx" has a reuse ID, print it as a
2075 prefix the first time in_rtx is seen, and print reuse_rtx
2077 (print_inline_rtx): Supply NULL for new reuse_manager param.
2078 (debug_rtx): Likewise.
2079 (print_rtl): Likewise.
2080 (print_rtl_single): Likewise.
2081 (rtx_writer::print_rtl_single_with_indent): Likewise.
2082 * print-rtl.h: Include bitmap.h when building for host.
2083 (rtx_writer::rtx_writer): Add reuse_manager param.
2084 (rtx_writer::m_rtx_reuse_manager): New field.
2085 (class rtx_reuse_manager): New class.
2086 * rtl-tests.c (selftest::assert_rtl_dump_eq): Add reuse_manager
2087 param and use it when constructing rtx_writer.
2088 (selftest::test_dumping_rtx_reuse): New function.
2089 (selftest::rtl_tests_c_tests): Call it.
2090 * selftest-rtl.h (class rtx_reuse_manager): New forward decl.
2091 (selftest::assert_rtl_dump_eq): Add reuse_manager param.
2092 (ASSERT_RTL_DUMP_EQ): Supply NULL for reuse_manager param.
2093 (ASSERT_RTL_DUMP_EQ_WITH_REUSE): New macro.
2095 2016-12-06 Vladimir Makarov <vmakarov@redhat.com>
2098 * lra-lives.c (process_bb_lives): Update biggest mode for
2099 implicitly used hard reg.
2101 2016-12-06 Uros Bizjak <ubizjak@gmail.com>
2103 * config/i386/predicates.md (general_gr_operand): New predicate.
2104 * config/i386/i386.md (TImode and DImode push_operand splitter):
2105 Use general_gr_operand. Macroize using DWI mode macro.
2106 (TImode and DImode nonimmediate_operand splitter): Use
2107 nonimmediate_gr_operand and general_gr_operand. Macroize using
2109 (TF/XF/DFmode push_operand splitter): Use general_gr_operand.
2110 (TFmode nonimmediate_operand splitter): Use nonimmediate_gr_operand
2111 and general_gr_operand.
2112 (XFmode nonimmediate_operand splitter): Ditto.
2113 (DFmode nonimmediate_operand splitter): Ditto.
2114 * config/i386/mmx.md (MMXMODE nonimmediate_operand splitter): Ditto.
2116 2016-12-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2118 * config/arm/arm-cores.def (cortex-m23, cortex-m33): Move into
2119 alphabetical order with respect to other ARMv8 processors.
2120 * config/arm/arm-tables.opt: Regenerate.
2121 * config/arm/arm-tune.md: Likewise.
2123 2016-12-06 Robert Suchanek <robert.suchanek@imgtec.com>
2125 * config/mips/mips.c (mips_expand_builtin_insn): Check input
2126 ranges of literal integer arguments.
2128 2016-12-06 Aldy Hernandez <aldyh@redhat.com>
2131 * tree-ssa-uninit.c (simplify_preds_4): Call release() instead of
2132 destroy_predicate_vecs.
2133 (uninit_uses_cannot_happen): Make uninit_preds a scalar.
2135 2016-12-06 Aldy Hernandez <aldyh@redhat.com>
2138 * tree-ssa-uninit.c (can_one_predicate_be_invalidated_p): Change
2139 argument type to a pred_chain.
2140 (can_chain_union_be_invalidated_p): Use pred_chain instead of a
2142 (flatten_out_predicate_chains): Remove.
2143 (uninit_uses_cannot_happen): Rename from
2144 uninit_ops_invalidate_phi_use.
2145 Change logic so that we are checking that the PHI use will
2146 invalidate _ALL_ possibly uninitialized operands.
2147 (is_use_properly_guarded): Rename call to
2148 uninit_ops_invalidate_phi_use into uninit_uses_cannot_happen.
2150 2016-12-06 Tamar Christina <tamar.christina@arm.com>
2152 * gcc/config/aarch64/arm_neon.h
2153 (vreinterpretq_p8_p128, vreinterpretq_p16_p128): Added.
2154 (vreinterpret_p64_p16, vreinterpretq_p64_p128): Likewise.
2155 (vreinterpretq_p64_p16, vreinterpretq_p128_p8): Likewise.
2156 (vreinterpretq_p128_p16, vreinterpretq_p128_f16): Likewise.
2157 (vreinterpretq_p128_f32, vreinterpretq_p128_p64): Likewise.
2158 (vreinterpretq_p128_s64, vreinterpretq_p128_u64): Likewise.
2159 (vreinterpretq_p128_s8, vreinterpretq_p128_s16): Likewise.
2160 (vreinterpretq_p128_s32, vreinterpretq_p128_u8): Likewise.
2161 (vreinterpretq_p128_u16, vreinterpretq_p128_u32): Likewise.
2162 (vreinterpretq_f16_p128, vreinterpretq_f32_p128): Likewise.
2163 (vreinterpretq_s64_p128, vreinterpretq_u64_p128): Likewise.
2164 (vreinterpretq_s8_p128, vreinterpretq_s16_p128): Likewise.
2165 (vreinterpretq_s32_p128, vreinterpretq_u8_p128): Likewise.
2166 (vreinterpretq_u16_p128, vreinterpretq_u32_p128): Likewise.
2168 2016-12-06 Jakub Jelinek <jakub@redhat.com>
2171 * fold-const.c (fold_comparison): Assume CONSTANT_CLASS_P (base0)
2172 plus offset is non-zero. For maybe_nonzero_address decl base0,
2173 require indirect_base0.
2176 * fold-const-call.c (fold_const_call_1): Remove memchr handling here.
2177 (fold_const_call) <case CFN_BUILT_IN_STRNCMP,
2178 case CFN_BUILT_IN_STRNCASECMP>: Formatting improvements.
2179 (fold_const_call) <case CFN_BUILT_IN_MEMCMP>: Likewise. If s2 is 0
2180 and arguments have no side-effects, return 0.
2181 (fold_const_call): Handle CFN_BUILT_IN_MEMCHR.
2184 * fold-const-call.c (fold_const_call): Handle
2185 CFN_BUILT_IN_{INDEX,STRCHR,RINDEX,STRRCHR}.
2187 PR tree-optimization/78675
2188 * tree-vect-loop.c (vectorizable_live_operation): For
2189 VECTOR_BOOLEAN_TYPE_P vectype use integral type with bitsize precision
2190 instead of TREE_TYPE (vectype) for the BIT_FIELD_REF.
2192 2016-12-06 Eric Botcazou <ebotcazou@adacore.com>
2195 * emit-rtl.c (verify_rtx_sharing) <CLOBBER>: Relax condition.
2196 (copy_rtx_if_shared_1) <CLOBBER>: Likewise.
2197 (copy_insn_1) <CLOBBER>: Likewise.
2199 2016-12-05 Michael Meissner <meissner@linux.vnet.ibm.com>
2202 * config/rs6000/rs6000.h (FUNCTION_VALUE_REGNO_P): Use IN_RANGE
2203 instead of ((N) >= (X) && (N) <= (Y-X)) to silence warnings about
2204 comparing signed to unsigned values.
2205 (FUNCTION_ARG_REGNO_P): Likewise.
2207 2016-12-05 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2208 Stefan Freudenberger <stefan@reservoir.com>
2210 PR tree-optimization/78646
2211 * gimple-ssa-strength-reduction.c (replace_ref): The pointer
2212 addition used for the memory base expression should have the type
2215 2016-12-05 Waldemar Brodkorb <wbx@openadk.org>
2218 * config.gcc (*-*-uclinux*): Enable posix threads.
2220 2016-12-05 Andrew Senkevich <andrew.senkevich@intel.com>
2222 * config/i386/avx512bwintrin.h: Add new k-mask intrinsics.
2223 * config/i386/avx512dqintrin.h: Ditto.
2224 * config/i386/avx512fintrin.h: Ditto.
2225 * config/i386/i386-builtin-types.def (UCHAR_FTYPE_UQI_UQI_PUCHAR,
2226 UCHAR_FTYPE_UHI_UHI_PUCHAR, UCHAR_FTYPE_USI_USI_PUCHAR,
2227 UCHAR_FTYPE_UDI_UDI_PUCHAR, UCHAR_FTYPE_UQI_UQI, UCHAR_FTYPE_UHI_UHI,
2228 UCHAR_FTYPE_USI_USI, UCHAR_FTYPE_UDI_UDI, UQI_FTYPE_UQI_INT,
2229 UHI_FTYPE_UHI_INT, USI_FTYPE_USI_INT, UDI_FTYPE_UDI_INT,
2230 UQI_FTYPE_UQI, USI_FTYPE_USI, UDI_FTYPE_UDI, UQI_FTYPE_UQI_UQI): New
2232 * config/i386/i386-builtin.def (__builtin_ia32_knotqi,
2233 __builtin_ia32_knotsi, __builtin_ia32_knotdi,
2234 __builtin_ia32_korqi, __builtin_ia32_korsi, __builtin_ia32_kordi,
2235 __builtin_ia32_kxnorqi, __builtin_ia32_kxnorsi,
2236 __builtin_ia32_kxnordi, __builtin_ia32_kxorqi, __builtin_ia32_kxorsi,
2237 __builtin_ia32_kxordi, __builtin_ia32_kandqi,
2238 __builtin_ia32_kandsi, __builtin_ia32_kanddi, __builtin_ia32_kandnqi,
2239 __builtin_ia32_kandnsi, __builtin_ia32_kandndi): New.
2240 * config/i386/i386.c (ix86_expand_args_builtin): Handle new types.
2242 2016-12-05 Segher Boessenkool <segher@kernel.crashing.org>
2244 * combine.c: Revert r243162.
2246 2016-12-05 Paolo Bonzini <bonzini@gnu.org>
2248 * match.pd: Simplify X ? C : 0 where C is a power of 2 and
2249 X tests a single bit.
2251 2016-12-05 Nathan Sidwell <nathan@acm.org>
2253 * diagnostic.c (diagnostic_check_max_errors): New, broken out of ...
2254 (diagnostic_action_after_output): ... here.
2255 (diagnostic_report_diagnostic): Call it for non-notes.
2256 * diagnostic.h (struct diagnostic_context): Make max_errors signed int.
2257 (diagnostic_check_max_errors): Declare.
2259 2016-12-05 Cupertino Miranda <cmiranda@synopsys.com>
2261 * config/arc/arc.h (STARTFILE_SPEC): Use default linux specs.
2262 (ENDFILE_SPEC): Likewise.
2264 2016-12-05 Claudiu Zissulescu <claziss@synopsys.com>
2266 * config/arc/arc-protos.h (insn_is_tls_gd_dispatch): Remove.
2267 * config/arc/arc.c (arc_unspec_offset): New function.
2268 (arc_finalize_pic): Change.
2269 (arc_emit_call_tls_get_addr): Likewise.
2270 (arc_legitimize_tls_address): Likewise.
2271 (arc_legitimize_pic_address): Likewise.
2272 (insn_is_tls_gd_dispatch): Remove.
2273 * config/arc/arc.h (INSN_REFERENCES_ARE_DELAYED): Change.
2274 * config/arc/arc.md (ls_gd_load): Remove unused pattern.
2275 (tls_gd_dispatch): Likewise.
2277 2016-12-05 Andre Vieira <andre.simoesdiasvieira@arm.com>
2279 * config/arm/arm.c (TARGET_ASM_INIT_SECTIONS): Fix wrong undef
2282 2016-12-05 Eric Botcazou <ebotcazou@adacore.com>
2284 * config/sparc/sparc-protos.h (sparc_splitdi_legitimate): Rename to...
2285 (sparc_split_reg_mem_legitimate): ...this.
2286 (sparc_split_reg_mem): Declare.
2287 (sparc_split_mem_reg): Likewise.
2288 (sparc_split_regreg_legitimate): Rename to...
2289 (sparc_split_reg_reg_legitimate): ...this.
2290 * config/sparc/sparc.c (sparc_splitdi_legitimate): Rename to...
2291 (sparc_split_reg_mem_legitimate): ...this.
2292 (sparc_split_reg_mem): New function.
2293 (sparc_split_mem_reg): Likewise.
2294 (sparc_split_regreg_legitimate): Rename to...
2295 (sparc_split_reg_reg_legitimate): ...this.
2296 (sparc_split_reg_reg): New function.
2297 * config/sparc/sparc.md (lra): Remove "none" value.
2298 (enabled): Adjust to above change.
2299 (*movdi_insn_sp32): Remove new (r,T) alternative and reorder others.
2300 (DImode splitters): Adjust to above renamings and use new functions.
2301 (*movdf_insn_sp32): Remove new (r,T) alternative and reorder others.
2302 (DFmode splitters): Adjust to above renamings and use new functions.
2303 (*mov<VM64:mode>_insn_sp64): Replace C with Z constraint and use W
2304 constraint in conjunction with e.
2305 (*mov<VM64:mode>_insn_sp32): Remove new (r,T) alternative, add (o,Y)
2306 alternative and reorder others.
2307 (VM64:mode splitters): Adjust to above renamings and use new functions.
2309 2016-12-04 Martin Sebor <msebor@redhat.com>
2312 * builtin-attrs.def (ATTR_ALLOC_SIZE, ATTR_RETURNS_NONNULL): New
2313 identifier tree nodes.
2314 (ATTR_ALLOCA_SIZE_1_NOTHROW_LEAF_LIST): New attribute list.
2315 (ATTR_MALLOC_SIZE_1_NOTHROW_LIST): Same.
2316 (ATTR_MALLOC_SIZE_1_NOTHROW_LEAF_LIST): Same.
2317 (ATTR_MALLOC_SIZE_1_2_NOTHROW_LEAF_LIST): Same.
2318 (ATTR_ALLOC_SIZE_2_NOTHROW_LEAF_LIST): Same.
2319 * builtins.def (aligned_alloc, calloc, malloc, realloc):
2320 Add attribute alloc_size.
2321 (alloca): Add attribute alloc_size and returns_nonnull.
2323 2016-12-04 Uros Bizjak <ubizjak@gmail.com>
2326 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Handle NEG.
2327 (dimode_scalar_chain::compute_convert_gain): Ditto.
2328 (dimode_scalar_chain::convert_insn): Ditto.
2330 2016-12-03 Eric Botcazou <ebotcazou@adacore.com>
2332 * lra-constraints.c (emit_spill_move): Use gen_lowpart_SUBREG in all
2333 cases to build a lowpart SUBREG.
2335 2016-12-03 Eric Botcazou <ebotcazou@adacore.com>
2336 David S. Miller <davem@davemloft.net>
2338 * config/sparc/constraints.md (U): Adjust comment.
2339 * config/sparc/sparc.md (lra): New attribute.
2340 (enabled): For base instructions, if the lra attribute is set,
2341 return 1 if it is in keeping with TARGET_LRA.
2342 (*movdi_insn_sp32): Add lra attribute for alternatives mentioning U
2343 constraint and duplicate them with U replaced by r.
2344 (*movdf_insn_sp32): Likewise.
2345 (*mov<VM64:mode>_insn_sp32): Likewise.
2346 (*movtf_insn_sp32): Remove alternatives mentioning U constraint.
2348 2016-12-02 Jeff Law <law@redhat.com>
2350 * config/arm/arm.c (arm_handle_cmse_nonsecure_call): Remove unused
2351 variable main_variant.
2353 2016-12-02 Michael Meissner <meissner@linux.vnet.ibm.com>
2355 * config.gcc (powerpc*-*-linux*): Set gnu-indirect-function by
2356 default on PowerPC linux systems.
2358 2016-12-02 Segher Boessenkool <segher@kernel.crashing.org>
2360 PR rtl-optimization/78638
2361 * simplify-rtx.c (simplify_truncation): M2 is not mode, it is
2362 GET_MODE (op). Fix this.
2364 2016-12-02 David Malcolm <dmalcolm@redhat.com>
2367 * selftest.c (selftest::assert_strndup_eq): Rename to...
2368 (selftest::assert_xstrndup_eq): ...this, and remove call to
2370 (selftest::test_strndup): Rename to...
2371 (selftest::test_xstrndup): ...this, updating for above renaming.
2372 (selftest::test_libiberty): Update for renaming.
2374 2016-12-02 Michael Meissner <meissner@linux.vnet.ibm.com>
2377 * config/rs6000/rs6000.md (movdi_internal64): Fix typo in
2378 subversion id 242679 that causes the wrong store instruction to be
2379 generated if a DImode is in an Altivec register using REG+REG
2382 2016-12-02 Uros Bizjak <ubizjak@gmail.com>
2385 * config/i386/i386.md (*andndi3_doubleword): Add non-BMI alternative
2386 and corresponding post-reload splitter.
2388 2016-12-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2390 * config/aarch64/aarch64.h (machine_function): Add
2391 reg_is_wrapped_separately field.
2392 * config/aarch64/aarch64.md (LAST_SAVED_REGNUM): Define new constant.
2393 * config/aarch64/aarch64.c (emit_set_insn): Change return type to
2395 (aarch64_save_callee_saves): Don't save registers that are wrapped
2397 (aarch64_restore_callee_saves): Don't restore registers that are
2399 (offset_9bit_signed_unscaled_p, offset_12bit_unsigned_scaled_p,
2400 aarch64_offset_7bit_signed_scaled_p): Move earlier in the file.
2401 (aarch64_get_separate_components): New function.
2402 (aarch64_get_next_set_bit): Likewise.
2403 (aarch64_components_for_bb): Likewise.
2404 (aarch64_disqualify_components): Likewise.
2405 (aarch64_emit_prologue_components): Likewise.
2406 (aarch64_emit_epilogue_components): Likewise.
2407 (aarch64_set_handled_components): Likewise.
2408 (aarch64_process_components): Likewise.
2409 (TARGET_SHRINK_WRAP_GET_SEPARATE_COMPONENTS,
2410 TARGET_SHRINK_WRAP_COMPONENTS_FOR_BB,
2411 TARGET_SHRINK_WRAP_DISQUALIFY_COMPONENTS,
2412 TARGET_SHRINK_WRAP_EMIT_PROLOGUE_COMPONENTS,
2413 TARGET_SHRINK_WRAP_EMIT_EPILOGUE_COMPONENTS,
2414 TARGET_SHRINK_WRAP_SET_HANDLED_COMPONENTS): Define.
2416 2016-12-02 Martin Jambor <mjambor@suse.cz>
2418 * passes.def: Move pass_rebuild_cgraph_edges to the end of
2419 pass_build_ssa_passes.
2421 2016-12-02 Uros Bizjak <ubizjak@gmail.com>
2423 * config/alpha/alpha.md (exception_receiver): Copy
2424 alpha_gp_ave_rtx return value.
2426 2016-12-02 Tadek Kijkowski <tkijkowski@gmail.com>
2428 * Makefile.in (PREPROCESSOR_DEFINES): Add a level of indirection
2429 for several include directories that may be relative to sysroot.
2430 * config/i386/x-mingw32 (gplus_includedir): Define.
2431 (gplus_tool_includedir, gplus_backward_include_dir): Likewise.
2432 (native_system_includedir): Likewise.
2433 * config/i386/mingw32.h (STANDARD_STARTFILE_PREFIX_1): Do not
2434 override if TARGET_SYSTEM_ROOT is defined.
2435 (NATIVE_SYSTEM_HEADER_DIR): Likewise.
2437 2016-12-02 Jakub Jelinek <jakub@redhat.com>
2440 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Handle NOT.
2441 (dimode_scalar_chain::compute_convert_gain): Likewise.
2442 (dimode_scalar_chain::convert_insn): Likewise.
2443 * config/i386/i386.md (*one_cmpldi2_doubleword): New
2444 define_insn_and_split.
2445 (one_cmpl<mode>2): Use SWIM1248x iterator instead of SWIM.
2448 * rtl.c (copy_rtx): Don't clear used flag here.
2449 (shallow_copy_rtx_stat): Clear used flag here unless code the rtx
2451 * simplify-rtx.c (simplify_replace_fn_rtx): When copying rtx with
2452 'E' in format, copy all vectors.
2453 * emit-rtl.c (copy_insn_1): Don't clear used flag here.
2454 * valtrack.c (cleanup_auto_inc_dec): Likewise.
2455 * config/rs6000/rs6000.c (rs6000_frame_related): Likewise.
2457 2016-12-02 Andre Vieira <andre.simoesdiasvieira@arm.com>
2458 Thomas Preud'homme <thomas.preudhomme@arm.com>
2460 * config/arm/arm-builtins.c (arm_builtins): Define
2461 ARM_BUILTIN_CMSE_NONSECURE_CALLER.
2462 (bdesc_2arg): Add line for cmse_nonsecure_caller.
2463 (arm_init_builtins): Handle cmse_nonsecure_caller.
2464 (arm_expand_builtin): Likewise.
2465 * config/arm/arm_cmse.h (cmse_nonsecure_caller): New.
2467 2016-12-02 Andre Vieira <andre.simoesdiasvieira@arm.com>
2468 Thomas Preud'homme <thomas.preudhomme@arm.com>
2470 * config/arm/arm.c (detect_cmse_nonsecure_call): New.
2471 (cmse_nonsecure_call_clear_caller_saved): New.
2472 (arm_reorg): Use cmse_nonsecure_call_clear_caller_saved.
2473 (arm_function_ok_for_sibcall): Disable sibcalls for
2474 cmse_nonsecure_call.
2475 * config/arm/arm-protos.h (detect_cmse_nonsecure_call): New.
2476 * config/arm/arm.md (call): Handle cmse_nonsecure_entry.
2477 (call_value): Likewise.
2478 (nonsecure_call_internal): New.
2479 (nonsecure_call_value_internal): New.
2480 * config/arm/thumb1.md (*nonsecure_call_reg_thumb1_v5): New.
2481 (*nonsecure_call_value_reg_thumb1_v5): New.
2482 * config/arm/thumb2.md (*nonsecure_call_reg_thumb2): New.
2483 (*nonsecure_call_value_reg_thumb2): New.
2484 * config/arm/unspecs.md (UNSPEC_NONSECURE_MEM): New.
2486 2016-12-02 Andre Vieira <andre.simoesdiasvieira@arm.com>
2487 Thomas Preud'homme <thomas.preudhomme@arm.com>
2489 * config/arm/arm.c (gimplify.h): New include.
2490 (arm_handle_cmse_nonsecure_call): New.
2491 (arm_attribute_table): Added cmse_nonsecure_call.
2492 (arm_comp_type_attributes): Deny compatibility of function types
2493 with without the cmse_nonsecure_call attribute.
2494 * doc/extend.texi (ARM ARMv8-M Security Extensions): New attribute.
2496 2016-12-02 Andre Vieira <andre.simoesdiasvieira@arm.com>
2497 Thomas Preud'homme <thomas.preudhomme@arm.com>
2499 * config/arm/arm.c (output_return_instruction): Clear
2501 (thumb2_expand_return): Likewise.
2502 (thumb1_expand_epilogue): Likewise.
2503 (thumb_exit): Likewise.
2504 (arm_expand_epilogue): Likewise.
2505 (cmse_nonsecure_entry_clear_before_return): New.
2506 (comp_not_to_clear_mask_str_un): New.
2507 (compute_not_to_clear_mask): New.
2508 * config/arm/thumb1.md (*epilogue_insns): Change length attribute.
2509 * config/arm/thumb2.md (*thumb2_return): Disable for
2510 cmse_nonsecure_entry functions.
2511 (*thumb2_cmse_entry_return): Duplicate thumb2_return pattern for
2512 cmse_nonsecure_entry functions.
2514 2016-12-02 Andre Vieira <andre.simoesdiasvieira@arm.com>
2515 Thomas Preud'homme <thomas.preudhomme@arm.com>
2517 * config/arm/arm.c (use_return_insn): Change to return with bxns
2518 when cmse_nonsecure_entry.
2519 (output_return_instruction): Likewise.
2520 (arm_output_function_prologue): Likewise.
2521 (thumb_pop): Likewise.
2522 (thumb_exit): Likewise.
2523 (thumb2_expand_return): Assert that entry functions always have simple
2525 (arm_expand_epilogue): Handle entry functions.
2526 (arm_function_ok_for_sibcall): Disable sibcall for entry functions.
2527 (arm_asm_declare_function_name): New.
2528 * config/arm/arm-protos.h (arm_asm_declare_function_name): New.
2529 * config/arm/elf.h (ASM_DECLARE_FUNCTION_NAME): Redefine to
2530 use arm_asm_declare_function_name.
2532 2016-12-02 Andre Vieira <andre.simoesdiasvieira@arm.com>
2533 Thomas Preud'homme <thomas.preudhomme@arm.com>
2535 * config/arm/arm.c (arm_handle_cmse_nonsecure_entry): New.
2536 (arm_attribute_table): Added cmse_nonsecure_entry
2537 (arm_compute_func_type): Handle cmse_nonsecure_entry.
2538 (cmse_func_args_or_return_in_stack): New.
2539 (arm_handle_cmse_nonsecure_entry): New.
2540 * config/arm/arm.h (ARM_FT_CMSE_ENTRY): New macro define.
2541 (IS_CMSE_ENTRY): Likewise.
2542 * doc/extend.texi (ARM ARMv8-M Security Extensions): New attribute.
2544 2016-12-02 Andre Vieira <andre.simoesdiasvieira@arm.com>
2545 Thomas Preud'homme <thomas.preudhomme@arm.com>
2547 * config.gcc (extra_headers): Added arm_cmse.h.
2548 * config/arm/arm-arches.def (ARM_ARCH):
2549 (armv8-m): Add FL2_CMSE.
2550 (armv8-m.main): Likewise.
2551 (armv8-m.main+dsp): Likewise.
2552 * config/arm/arm-c.c
2553 (arm_cpu_builtins): Added __ARM_FEATURE_CMSE macro.
2554 * config/arm/arm-flags.h: Define FL2_CMSE.
2555 * config/arm.c (arm_arch_cmse): New.
2556 (arm_option_override): New error for unsupported cmse target.
2557 * config/arm/arm.h (arm_arch_cmse): New.
2558 * config/arm/arm.opt (mcmse): New.
2559 * config/arm/arm_cmse.h: New file.
2560 * doc/invoke.texi (ARM Options): Add -mcmse.
2561 * doc/sourcebuild.texi (arm_cmse_ok): Add new effective target.
2562 * doc/extend.texi: Add ARMv8-M Security Extensions entry.
2564 2016-12-02 Georg-Johann Lay <avr@gjlay.de>
2566 * config/avr/avr.c: Fix coding rule glitches.
2568 2016-12-02 Martin Jambor <mjambor@suse.cz>
2570 * hsa.c (hsa_callable_function_p): Return false for artificial
2573 2016-12-02 James Greenhalgh <james.greenhalgh@arm.com>
2575 PR rtl-optimization/78561
2576 * varasm.c (recompute_pool_offsets): New.
2577 (output_constant_pool): Call it.
2579 2016-12-02 James Greenhalgh <james.greenhalgh@arm.com>
2581 PR rtl-optimization/78561
2582 * config/rs6000/rs6000.c (rs6000_reg_live_or_pic_offset_p) Rename
2583 get_pool_size to get_pool_size_upper_bound.
2584 (rs6000_stack_info): Likewise.
2585 (rs6000_emit_prologue): Likewise.
2586 (rs6000_elf_declare_function_name): Likewise.
2587 (rs6000_set_up_by_prologue): Likewise.
2588 (rs6000_can_eliminate): Likewise, reformat spaces to tabs.
2589 * output.h (get_pool_size): Rename to...
2590 (get_pool_size_upper_bound): ...This.
2591 * varasm.c (get_pool_size): Rename to...
2592 (get_pool_size_upper_bound): ...This.
2594 2016-12-02 Bin Cheng <bin.cheng@arm.com>
2596 * match.pd: Add new pattern:
2597 (cond (cmp (convert? x) c1) (op x c2) c3) -> (op (minmax x c1) c2).
2599 2016-12-02 Nathan Sidwell <nathan@acm.org>
2601 * diagnostic.c (diagnostic_report_diagnostic): Remove extraneous
2604 2016-12-02 Aldy Hernandez <aldyh@redhat.com>
2607 * gimple-ssa-warn-alloca.c (alloca_call_type): Handle
2610 2016-12-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2612 * config/s390/s390.c (s390_save_gprs_to_fprs): Fix RTL sharing
2615 2016-12-02 Georg-Johann Lay <avr@gjlay.de>
2617 * config/avr/avr-arch.h (avr_mcu_t) [n_flash]: Remove field.
2618 * config/avr/avr-devices.c (AVR_MCU): Remove N_FLASH macro argument.
2619 * config/avr/avr-mcus.def (AVR_MCU): Remove initializer for n_flash.
2620 * config/avr/avr.c (avr_set_core_architecture) [avr_n_flash]: Use
2621 avr_mcu_types.flash_size to compute default value.
2622 * config/avr/gen-avr-mmcu-specs.c (print_mcu) [cc1_n_flash]: Use
2623 mcu->flash_size to compute value for spec.
2625 2016-12-02 Georg-Johann Lay <avr@gjlay.de>
2627 * doc/invoke.texi (AVR Options) [-mabsdata]: Point to absdata.
2628 * doc/extend.texi (AVR Variable Attributes) [progmem]: Hint
2629 about linker description to avoid progmem altogether.
2630 [absdata]: Point to -mabsdata option.
2632 2016-12-02 Jakub Jelinek <jakub@redhat.com>
2634 PR rtl-optimization/78547
2635 * emit-rtl.c (unshare_all_rtl): Make sure DECL_RTL and
2636 DECL_INCOMING_RTL is not shared.
2637 * config/i386/i386.c (convert_scalars_to_vectors): If any
2638 insns have been converted, adjust all parameter's DEC_RTL and
2639 DECL_INCOMING_RTL back from V1TImode to TImode if the parameters have
2642 PR rtl-optimization/78575
2643 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses): Use
2644 DF infrastructure to wrap all V1TImode reg uses into TImode subreg
2645 if not already wrapped in a subreg. Make sure df_insn_rescan does not
2646 affect further iterations.
2648 2016-12-02 Martin Liska <mliska@suse.cz>
2651 * sreal.c (sreal::to_int): Make absolute value before shifting.
2652 (sreal::operator/): Likewise.
2653 (sreal_verify_negative_division): New test.
2654 (void sreal_c_tests): Call the new test.
2655 * sreal.h (sreal::normalize_up): Use new SREAL_ABS and
2657 (sreal::normalize_down): Likewise.
2659 2016-12-02 Dominik Vogt <vogt@linux.vnet.ibm.com>
2661 * combine.c (combine_simplify_rtx): Suppress replacement of
2662 "(and (reg) (const_int bit))" with "if_then_else".
2664 2016-12-02 Dominik Vogt <vogt@linux.vnet.ibm.com>
2667 * config/s390/s390.md ("extzv")
2668 ("*extzv<mode><clobbercc_or_nocc>")
2669 ("*extzvdi<clobbercc_or_nocc>_lshiftrt")
2670 ("*<risbg_n>_ior_and_sr_ze")
2671 ("*extract1bitdi<clobbercc_or_nocc>")
2672 ("*insv<mode><clobbercc_or_nocc>", "*insv_rnsbg_noshift")
2673 ("*insv_rnsbg_srl", "*insv<mode>_mem_reg")
2674 ("*insvdi_mem_reghigh", "*insvdi_reg_imm"): Use EXTRACT_ARGS_IN_RANGE
2675 to validate the arguments of zero_extract and sign_extract.
2677 2016-12-02 Dominik Vogt <vogt@linux.vnet.ibm.com>
2680 * rtl.h (EXTRACT_ARGS_IN_RANGE): New.
2682 2016-12-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2684 * gcc/config/s390/s390.c (s390_builtin_vectorization_cost): New
2686 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Define target
2689 2016-12-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2691 * config/s390/vector.md (vec_halfhalf): New mode iterator.
2692 ("vec_pack_trunc_<mode>", "vec_pack_ssat_<mode>")
2693 ("vec_pack_usat_<mode>", "vec_unpacks_hi_v16qi")
2694 ("vec_unpacks_low_v16qi", "vec_unpacku_hi_v16qi")
2695 ("vec_unpacku_low_v16qi", "vec_unpacks_hi_v8hi")
2696 ("vec_unpacks_lo_v8hi", "vec_unpacku_hi_v8hi")
2697 ("vec_unpacku_lo_v8hi", "vec_unpacks_hi_v4si")
2698 ("vec_unpacks_lo_v4si", "vec_unpacku_hi_v4si")
2699 ("vec_unpacku_lo_v4si"): New pattern definitions.
2700 * config/s390/vx-builtins.md: Move VI_HW_HSD mode iterator to
2703 2016-12-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2705 * config/s390/s390-protos.h (s390_reverse_condition): New
2707 * config/s390/s390.c (s390_canonicalize_comparison): Fold compares
2709 (s390_reverse_condition): New function.
2710 * config/s390/s390.h (REVERSE_CC_MODE, REVERSE_CONDITION): Define
2713 2016-12-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2715 * config/s390/s390-modes.def (CCVEQANY, CCVH, CCVHANY, CCVHU)
2716 (CCVHUANY): Remove modes.
2717 (CCVIH, CCVIHU, CCVIALL, CCVIANY, CCVFALL, CCVFANY): Add modes and
2719 * config/s390/s390.c (s390_match_ccmode_set): Rename cc modes.
2720 (s390_expand_vec_compare_scalar): Pick one of the cc consumer
2722 (s390_branch_condition_mask): Adjust to use the new cc consumer
2723 modes. The new modes allow for proper reversal in the middle-end.
2724 (s390_expand_vec_compare_cc): Determine the proper cc producer and
2725 consumer modes for a comparison.
2726 * config/s390/s390.md: Rename CCVH to CCVIH and CCVHU to CCVIHU
2727 throughout the file.
2728 * config/s390/vx-builtins.md: Likewise.
2730 2016-12-02 Maxim Ostapenko <m.ostapenko@samsung.com>
2732 * asan.c (asan_global_struct): Refactor.
2733 (create_odr_indicator): New function.
2734 (asan_needs_odr_indicator_p): Likewise.
2735 (is_odr_indicator): Likewise.
2736 (asan_add_global): Introduce odr_indicator_ptr. Pass it into global's
2738 (asan_protect_global): Do not protect odr indicators.
2740 2016-12-01 Jeff Law <law@redhat.com>
2742 * tree-ssa-threadedge.c
2743 (record_temporary_equivalences_from_stmts_at_dest): Avoid temporary
2744 propagation of operands if there are no operands.
2746 2016-12-02 Jakub Jelinek <jakub@redhat.com>
2748 PR tree-optimization/78586
2749 * gimple-ssa-sprintf.c (format_integer): Don't handle NOP_EXPR,
2750 CONVERT_EXPR or COMPONENT_REF here. Formatting fix. For
2751 SSA_NAME_DEF_STMT with NOP_EXPR only change argtype if the rhs1's
2752 type is INTEGER_TYPE or POINTER_TYPE.
2754 2016-12-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
2757 * config/rs6000/vsx.md (vextuhlx): Revise mode of operand 2.
2758 (vextuhrx): Likewise.
2759 (vextuwlx): Likewise.
2760 (vextuwrx): Likewise.
2762 2016-12-01 David Malcolm <dmalcolm@redhat.com>
2764 * dwarf2out.c (dwarf2out_c_finalize): Reset early_dwarf and
2765 early_dwarf_finished.
2767 2016-12-01 Eric Botcazou <ebotcazou@adacore.com>
2768 David S. Miller <davem@davemloft.net>
2770 * config/sparc/sparc.opt (mlra): New target option.
2771 * config/sparc/sparc.c (TARGET_LRA_P): Define to...
2772 (sparc_lra_p): ...this. New function.
2773 (D_MODES, DF_MODES): Add missing cast.
2774 * config/sparc/sparc.md (*movsi_lo_sum, *movsi_high): Do not
2775 provide these insns when flag_pic.
2776 (sethi_di_medlow, losum_di_medlow, seth44, setm44, setl44, sethh,
2777 setlm, sethm, setlo, embmedany_sethi, embmedany_losum,
2778 embmedany_brsum, embmedany_textuhi, embmedany_texthi,
2779 embmedany_textulo, embmedany_textlo): Likewise.
2780 (sethi_di_medlow_embmedany_pic): Provide it only with flag_pic.
2782 2016-12-01 David Edelsohn <dje.gcc@gmail.com>
2786 * dbxout.c (dbxout_type_fields): Skip TEMPLATE_DECLs.
2788 2016-12-01 Richard Biener <rguenther@suse.de>
2789 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
2791 * vec.h (vec<T, A, vl_embed>::quick_grow_cleared): Guard call to
2792 memset if len-oldlen != 0.
2793 (vec<T, va_heap, vl_ptr>::safe_grow_cleared): Likewise.
2795 2016-12-01 Uros Bizjak <ubizjak@gmail.com>
2797 * config/i386/i386.md (*andndi3_doubleword): Depend on TARGET_SSE2.
2799 2016-12-01 Georg-Johann Lay <avr@gjlay.de>
2801 * config/avr/avr.c: Fix coding rule glitches.
2803 2016-12-01 Markus Trippelsdorf <markus@trippelsdorf.de>
2805 PR tree-optimization/78598
2806 * tree-ssa-loop-prefetch.c (ddown): Cast to signed to avoid
2809 2016-12-01 Markus Trippelsdorf <markus@trippelsdorf.de>
2811 PR rtl-optimization/78596
2812 * combine.c (simplify_comparison): Cast to unsigned to avoid
2813 left shifting of negative value.
2815 2016-12-01 Matthias Klose <doko@ubuntu.com>
2817 * doc/install.texi: Don't use pkg-config to check for bdw-gc.
2819 2016-12-01 Richard Biener <rguenther@suse.de>
2821 * tree-ssa-alias.c (indirect_refs_may_alias_p): Do not
2822 treat arrays with same type as objects that cannot overlap.
2824 2016-12-01 Georg-Johann Lay <avr@gjlay.de>
2826 * config/avr/avr.c (avr_print_operand): Use SYMBOL_REF_P if possible.
2827 (avr_handle_addr_attribute, avr_asm_output_aligned_decl_common)
2828 (avr_asm_asm_output_aligned_bss, avr_addr_space_convert): Dito.
2830 2016-12-01 Jakub Jelinek <jakub@redhat.com>
2833 * dwarf2out.c (loc_descr_plus_const): For negative offset use
2834 uint_loc_descriptor instead of int_loc_descriptor and perform negation
2835 in unsigned HOST_WIDE_INT type.
2836 (scompare_loc_descriptor): Shift UINTVAL left instead of INTVAL.
2839 * config/rs6000/rs6000.c (rs6000_frame_related): Call
2840 set_used_flags (pat) before any simplifications. Clear used flag on
2841 PARALLEL copy. Don't guard add_reg_note call. Call
2842 copy_rtx_if_shared on pat before storing it into
2843 REG_FRAME_RELATED_EXPR.
2845 2016-12-01 Alan Modra <amodra@gmail.com>
2847 * gcc/config/rs6000/rs6000.c (insn_is_swappable_p): Properly
2848 look inside UNSPEC_VSX_XXSPLTW vec.
2850 2016-12-01 Segher Boessenkool <segher@kernel.crashing.org>
2852 PR rtl-optimization/78607
2853 * combine.c (try_combine): Emit a barrier after a unconditional trap.
2855 2016-11-30 Michael Meissner <meissner@linux.vnet.ibm.com>
2858 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): If the
2859 element is not a constant or in a register, force it to a
2863 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Force value
2864 that will be set to a vector element to be in a register.
2865 * config/rs6000/vsx.md (vsx_set_<mode>_p9): Fix thinko that used
2866 the wrong multiplier to convert the element number to a byte
2869 2016-11-30 Vladimir Makarov <vmakarov@redhat.com>
2871 PR tree-optimization/77856
2872 * lra-constraints.c (inherit_in_ebb): Check original regno for
2873 invalid invariant regs too. Set only clobbered hard regs for the
2874 invalid invariant regs.
2876 2016-11-30 Pitchumani Sivanupandi <pitchumani.sivanupandi@microchip.com>
2878 Commit files forgotten in r242966.
2880 * config/avr/avr-arch.h (avr_mcu_t) [flash_size]: New member.
2881 * config/avr/avr-devices.c (avr_mcu_types): Add flash size info.
2882 * config/avr/gen-avr-mmcu-specs.c (print_mcu): Remove hard-coded
2883 prefix check to find wrap-around value, instead use MCU flash size.
2884 For 8k flash devices, update link_pmem_wrap spec string to
2885 add --pmem-wrap-around=8k.
2886 * config/avr/specs.h (LINK_RELAX_SPEC): Move link_pmem_wrap from
2888 (LINK_SPEC): ...to here.
2890 2016-11-30 David Malcolm <dmalcolm@redhat.com>
2893 * selftest.c (selftest::assert_strndup_eq): New function.
2894 (selftest::test_strndup): New function.
2895 (selftest::test_libiberty): New function.
2896 (selftest::selftest_c_tests): Call test_libiberty.
2898 2016-11-30 Segher Boessenkool <segher@kernel.crashing.org>
2900 PR rtl-optimization/78610
2901 * ira.c (combine_and_move_insns): Don't substitute into TRAP_IF
2904 2016-11-30 Bin Cheng <bin.cheng@arm.com>
2906 PR tree-optimization/78574
2907 * tree-ssa-loop-ivopts.c (find_deriving_biv_for_expr): Skip loop
2908 header PHI that doesn't define biv.
2910 2016-11-30 Jakub Jelinek <jakub@redhat.com>
2912 * emit-rtl.c (verify_insn_sharing): Call verify_rtx_sharing instead of
2915 * config/i386/i386.c (dimode_scalar_chain::convert_op): Avoid
2916 sharing the SUBREG rtx between move and following insn.
2918 * ira.c (ira_update_equiv_info_by_shuffle_insn): Use copy_rtx
2919 for REG_EQUIV argument.
2921 2016-11-30 Thomas Preud'homme <thomas.preudhomme@arm.com>
2923 * config/arm/t-rmprofile: Add mappings for Cortex-M23 and Cortex-M33.
2925 2016-11-30 Markus Trippelsdorf <markus@trippelsdorf.de>
2928 * real.c (real_hash): Add cast to avoid left
2929 shifting of negative values.
2931 2016-11-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2934 * config/aarch64/aarch64.md (add<mode>3): Extract inner expression
2935 from a subreg in operands[1] and don't call REGNO on a non-reg
2936 expression when deciding to force operands[2] into a reg.
2938 2016-11-30 Claudiu Zissulescu <claziss@synopsys.com>
2939 Andrew Burgess <andrew.burgess@embecosm.com>
2941 * config/arc/arc-protos.h (arc_store_addr_hazard_p): Declare.
2942 * config/arc/arc.c (arc_store_addr_hazard_p): New function.
2943 (workaround_arc_anomaly): Call arc_store_addr_hazard_p for ARC700.
2944 * config/arc/arc700.md: Add define_bypass for store/load.
2946 2016-11-30 Martin Liska <mliska@suse.cz>
2948 * cgraph.c (symbol_table::initialize): Initialize
2949 ipa_clones_dump_file.
2950 (cgraph_node::remove): Report to ipa_clones_dump_file.
2951 * cgraph.h: Add new argument (suffix) to cloning methods.
2952 * cgraphclones.c (dump_callgraph_transformation): New function.
2953 (cgraph_node::create_clone): New argument.
2954 (cgraph_node::create_virtual_clone): Likewise.
2955 (cgraph_node::create_version_clone): Likewise.
2956 * dumpfile.c: Add .ipa-clones dump file.
2957 * dumpfile.h (enum tree_dump_index): Add TDI_clones
2958 * ipa-inline-transform.c (clone_inlined_nodes): Report operation
2959 to dump_callgraph_transformation.
2961 2016-11-30 Martin Liska <mliska@suse.cz>
2964 * asan.c (asan_expand_mark_ifn): Properly
2965 select a VAR_DECL from FRAME.* component reference.
2967 2016-11-30 Segher Boessenkool <segher@kernel.crashing.org>
2969 PR rtl-optimization/78583
2970 * simplify-rtx.c (simplify_truncation): Add check missing from the
2973 2016-11-30 Segher Boessenkool <segher@kernel.crashing.org>
2975 PR rtl-optimization/78590
2976 * combine.c (change_zero_ext): Transform zero_extend of subregs only
2977 if the subreg_reg is a scalar integer mode.
2979 2016-11-30 Jakub Jelinek <jakub@redhat.com>
2981 PR tree-optimization/78586
2982 * gimple-ssa-sprintf.c (format_integer): Use TYPE_MAX_VALUE or
2983 TYPE_MIN_VALUE or build_all_ones_cst instead of folding LSHIFT_EXPR.
2984 Don't build_int_cst min/max twice. Formatting fix.
2986 2016-11-30 Markus Trippelsdorf <markus@trippelsdorf.de>
2988 PR rtl-optimization/78588
2989 * combine.c (if_then_else_cond): Also guard against BLKmode.
2990 * rtlanal.c (num_sign_bit_copies1): Add assert.
2992 2016-11-29 Jeff Law <law@redhat.com>
2994 * common/config/arc/arc-common.c (arc_handle_option): Remove unused
2997 * lra-constraints.c (check_and_process_move): Constrain the
2998 range of DCLASS and SCLASS to avoid false positive out of bounds
2999 array index warning.
3001 2016-11-29 David Malcolm <dmalcolm@redhat.com>
3003 * doc/install.texi (--with-target-bdw-gc): Remove stray '@'.
3005 2016-11-29 David Malcolm <dmalcolm@redhat.com>
3007 PR preprocessor/78569
3008 * input.c (get_substring_ranges_for_loc): Fail gracefully if
3009 line directives were present.
3011 2016-11-30 Matthias Klose <doko@ubuntu.com>
3013 * doc/install.texi: Document configure options --enable-objc-gc
3014 and --with-target-bdw-gc.
3016 2016-11-29 Michael Meissner <meissner@linux.vnet.ibm.com>
3019 * config/rs6000/rs6000.md (mov<mode>_internal, QHI iterator): Add
3020 'x' to stxsi<wd>x print pattern, so that QImode and HImode values
3021 residing in traditional altivec registers can be stored
3024 2016-11-29 Max Filippov <jcmvbkbc@gmail.com>
3027 * config/xtensa/xtensa.c (hwloop_optimize): Don't emit zero
3028 overhead loop start between a call and its CALL_ARG_LOCATION
3031 2016-11-29 Waldemar Brodkorb <wbx@openadk.org>
3033 * config/bfin/linux.h (CPP_SPEC): Define.
3035 2016-11-29 Martin Sebor <msebor@redhat.com>
3037 PR tree-optimization/78512
3038 * config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Remove.
3039 * config/rs6000/linux.h: Same.
3040 * config/rs6000/linux64.h: Same.
3041 * config/sol2.h: Same.
3042 * config/sol2.c (solaris_printf_pointer_format): Remove.
3043 * doc/tm.texi.in (TARGET_PRINTF_POINTER_FORMAT): Remove.
3044 * doc/tm.texi: Regenerate.
3045 * gimple-ssa-sprintf.c (format_pointer): Rempove.
3046 (pass_sprintf_length::compute_format_length): Return bool.
3047 (pass_sprintf_length::handle_gimple_call): Adjust.
3048 * target.def (printf_pointer_format): Remove.
3049 * targhooks.c (default_printf_pointer_format): Remove.
3050 (linux_printf_pointer_format): Same.
3051 * targhooks.h (default_printf_pointer_format): Remove.
3052 (linux_printf_pointer_format, solaris_printf_pointer_format): Same.
3054 2016-11-29 Uros Bizjak <ubizjak@gmail.com>
3056 * config/i386/sse.md (UNSPEC_MASKOP): Move from i386.md.
3058 (SWI1248_AVX512BWDQ): Ditto.
3059 (SWI1248_AVX512BW): Ditto.
3060 (k<any_logic:code><mode>): Ditto.
3061 (kandn<mode>): Ditto.
3062 (kxnor<mode>): Ditto.
3063 (knot<mode>): Ditto.
3064 (*k<any_lshift:code><mode>): Ditto.
3065 (kortestzhi, kortestchi): Ditto.
3066 (kunpckhi, kunpcksi, kunpckdi): Ditto.
3068 2016-11-29 Andrew Pinski <apinski@cavium.com>
3070 * tree-vrp.c (simplify_stmt_using_ranges): Use boolean_type_node
3073 2016-11-29 Chen Gang <gang.chen.5i5j@gmail.com>
3076 * config/tilegx/tilegx.c (tilegx_function_profiler): Save r10
3077 to stack before call mcount.
3078 (tilegx_can_use_return_insn_p): Clean up code.
3080 2016-11-29 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
3082 * config/avr/avr-mcu.def: (avr_mcu_types): Add flash size info.
3084 2016-11-29 David Malcolm <dmalcolm@redhat.com>
3090 * spellcheck.c (selftest::test_find_closest_string): Verify that
3091 we don't offer the goal string as a suggestion.
3092 * spellcheck.h (best_match::get_best_meaningful_candidate): Don't
3093 offer the goal string as a suggestion.
3096 2016-11-29 Claudiu Zissulescu <claziss@synopsys.com>
3098 * config/arc/arc.c (arc_override_options): Avoid selection of
3099 compact casesi for ARCv2.
3101 2016-11-29 Richard Biener <rguenther@suse.de>
3103 * tree-cfg.c (lower_phi_internal_fn): Do not look for further
3104 PHIs after a regular stmt.
3105 (stmt_starts_bb_p): PHIs not preceeded by a PHI or a label
3108 2016-11-29 Martin Liska <mliska@suse.cz>
3110 PR gcov-profile/78582
3111 * tree-profile.c (gimple_gen_time_profiler): Make one extra BB
3112 to prevent PHI argument clash.
3114 2016-11-29 Claudiu Zissulescu <claziss@synopsys.com>
3116 * config/arc/arc.opt (marclinux): Fix typo.
3117 (marclinux_prof): Likewise.
3119 2016-11-29 Jiong Wang <jiong.wang@arm.com>
3121 * target.def (stack_protect_runtime_enabled_p): New.
3122 * function.c (expand_function_end): Guard stack_protect_epilogue with
3123 targetm.stack_protect_runtime_enabled_p.
3124 * cfgexpand.c (pass_expand::execute): Likewise.
3125 * calls.c (expand_call): Likewise.
3126 * doc/tm.texi.in (TARGET_STACK_PROTECT_RUNTIME_ENABLED_P): Add it.
3127 * doc/tm.texi: Regenerate.
3129 2016-11-29 Richard Biener <rguenther@suse.de>
3132 * match.pd: Add CST1 - (CST2 - A) -> CST3 + A missing case.
3134 2016-11-29 Janus Weil <janus@gcc.gnu.org>
3136 * doc/contrib.texi: Add a few missing gfortran contributors.
3138 2016-11-29 Segher Boessenkool <segher@kernel.crashing.org>
3140 * combine.c (change_zero_ext): Also handle extends from a subreg
3141 to a mode bigger than that of the operand of the subreg.
3143 2016-11-29 Segher Boessenkool <segher@kernel.crashing.org>
3146 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Emit the
3147 stack_restore_tie insn instead of stack_tie, for the SVR4 and
3149 * config/rs6000/rs6000.md (stack_restore_tie): New define_insn.
3151 2016-11-28 Segher Boessenkool <segher@kernel.crashing.org>
3153 * shrink-wrap.c (init_separate_shrink_wrap): Do not clear
3154 head_components and tail_components.
3155 (spread_components): New algorithm.
3156 (emit_common_tails_for_components): Clear head_components and
3158 (insert_prologue_epilogue_for_components): Write extra output to the
3159 dump file for sibcalls and abnormal exits.
3161 2016-11-28 Segher Boessenkool <segher@kernel.crashing.org>
3163 PR rtl-optimization/78342
3164 * combine.c: Include "cfghooks.h".
3165 (try_combine): If we create an unconditional trap, break the basic
3166 block in two just after it, and remove the edge between; also, set
3167 the *new_direct_jump_p flag so that cleanup_cfg is run.
3169 2016-11-28 Segher Boessenkool <segher@kernel.crashing.org>
3171 * simplify-rtx.c (simplify_truncation): Handle truncate of zero_extract
3174 2016-11-28 Uros Bizjak <ubizjak@gmail.com>
3176 * config/i386/i386.md (*and<mode>_1): Merge insn pattern from
3177 *andsi_1 and *andhi_1 using SWI24 mode iterator. Use multi-line
3178 output template string.
3179 (*anddi_1): Use multi-line output template string.
3182 2016-11-28 Jakub Jelinek <jakub@redhat.com>
3185 * rtl.h (remove_reg_equal_equiv_notes): Return bool instead of void.
3186 * rtlanal.c (remove_reg_equal_equiv_notes): Return true if any
3187 note has been removed.
3188 * postreload.c (reload_combine_recognize_pattern): If
3189 remove_reg_equal_equiv_notes returns true, call df_notes_rescan.
3191 2016-11-28 Martin Sebor <msebor@redhat.com>
3194 * gimple-ssa-sprintf.c (target_max_value): Remove.
3195 (target_int_max, target_size_max): Use TYPE_MAX_VALUE.
3196 (get_width_and_precision): New function.
3197 (format_integer, format_floating, get_string_length, format_string):
3198 Correct handling of width and precision with unknown value.
3199 (format_directive): Add warning.
3200 (pass_sprintf_length::compute_format_length): Allow for precision
3201 to consist of a sole period with no asterisk or digits after it.
3203 2016-11-28 Jakub Jelinek <jakub@redhat.com>
3205 PR rtl-optimization/78546
3206 * simplify-rtx.c (neg_const_int): When negating most negative
3207 number in mode wider than HOST_BITS_PER_WIDE_INT, use
3208 simplify_const_unary_operation to produce CONST_DOUBLE or
3210 (simplify_plus_minus): Handle the case where neg_const_int
3211 doesn't return a CONST_INT.
3213 2016-11-28 Markus Trippelsdorf <markus@trippelsdorf.de>
3216 * config/rs6000/rs6000.c (vspltis_constant): Add casts to avoid
3217 left shifting of negative values.
3219 2016-11-28 Jakub Jelinek <jakub@redhat.com>
3222 * tree-nested.c (convert_local_reference_stmt): After adding
3223 shared (FRAME.NN) clause to omp parallel, task or target,
3224 add it also to all outer omp parallel, task or target constructs.
3226 2016-11-28 Uros Bizjak <ubizjak@gmail.com>
3228 * config/i386/i386.md (UNSPEC_KMASKOP): New.
3229 (UNSPEC_KMOV): Remove.
3230 (kmovw): Expand to plain HImode move.
3231 (k<any_logic:code><mode>): Rename from *k<logic><mode>. Use
3232 register_operand predicates. Tag pattern with UNSPEC_KMASKOP.
3233 Remove corresponding clobber-removing splitter.
3234 (*anddi_1): Remove mask register alternatives.
3238 (*<any_or:code><mode>_1): Ditto.
3239 (*<any_or:code>qi_1): Ditto.
3240 (kandn<mode>): Use SWI1248_AVX512BW mode iterator. Remove
3241 general register alternatives. Tag pattern with UNSPEC_KMASKOP.
3242 Remove corresponding splitter to operation with general registers.
3243 (*andn<SWI38:mode>): Rename from *bmi_andn_<mode>.
3244 (*andn<SWI12:mode>): New pattern.
3245 (*kxnor<mode>): Remove general register alternatives. Tag pattern
3246 with UNSPEC_KMASKOP. Remove corresponding splitter to operation
3247 with general registers.
3248 (knot<mode>): New insn pattern.
3249 (*one_cmpl<mode>2_1): Remove mask register alternatives.
3250 (one_cmplqi2_1): Ditto.
3251 (*k<any_lshift:code><mode>): Rename from *k<mshift><mode>3.
3252 Tag pattern with UNSPEC_KMASKOP. Add mode attribute.
3253 * config/i386/predicates.md (mask_reg_operand): Remove predicate.
3254 * config/i386/sse.md (vec_unpacks_hi_hi): Update pattern
3255 to generate kmaskop shift.
3256 (vec_unpacks_hi_<mode>): Ditto.
3257 * config/i386/i386-builtin.def (__builtin_ia32_kandhi):
3258 Use CODE_FOR_kandhi.
3259 (__builtin_ia32_knothi): Use CODE_FOR_knothi.
3260 (__builtin_ia32_korhi): Use CODE_FOR_kiorhi.
3261 (__builtin_ia32_kxorhi): Use CODE_FOR_kxorhi.
3263 2016-11-28 Richard Biener <rguenther@suse.de>
3265 * tree-vrp.c (vrp_visit_assignment_or_call): Handle simplifications
3266 to SSA names via extract_range_from_ssa_name if allowed.
3268 2016-11-28 Richard Biener <rguenther@suse.de>
3270 PR tree-optimization/78542
3271 * tree-ssa-ccp.c (evaluate_stmt): Only valueize simplification
3274 2016-11-28 Paolo Bonzini <bonzini@gnu.org>
3276 * combine.c (simplify_if_then_else): Simplify IF_THEN_ELSE that
3277 isolates a single bit, even if the condition involves subregs.
3279 2016-11-28 Tamar Christina <tamar.christina@arm.com>
3281 * config/aarch64/aarch64-simd-builtins.def
3282 (BSL_P): Added di and v2di mode.
3283 * config/aarch64/arm_neon.h
3284 (vsriq_n_p64, vsri_n_p64): Added poly type.
3285 (vextq_p64, vext_p64): Likewise.
3286 (vceq_p64, vbslq_p64, vbsl_p64): Likewise.
3288 2016-11-28 Tamar Christina <tamar.christina@arm.com>
3290 * config/aarch64/aarch64-builtins.c (TYPES_SETREGP): Added poly type.
3291 (TYPES_GETREGP): Likewise.
3292 (TYPES_SHIFTINSERTP): Likewise.
3293 (TYPES_COMBINEP): Likewise.
3294 (TYPES_STORE1P): Likewise.
3295 * config/aarch64/aarch64-simd-builtins.def
3296 (combine): Added poly generator.
3297 (get_dregoi): Likewise.
3298 (get_dregci): Likewise.
3299 (get_dregxi): Likewise.
3303 * config/aarch64/arm_neon.h
3304 (poly64x1x2_t, poly64x1x3_t): New.
3305 (poly64x1x4_t, poly64x2x2_t): Likewise.
3306 (poly64x2x3_t, poly64x2x4_t): Likewise.
3307 (poly64x1_t): Likewise.
3308 (vcreate_p64, vcombine_p64): Likewise.
3309 (vdup_n_p64, vdupq_n_p64): Likewise.
3310 (vld2_p64, vld2q_p64): Likewise.
3311 (vld3_p64, vld3q_p64): Likewise.
3312 (vld4_p64, vld4q_p64): Likewise.
3313 (vld2_dup_p64, vld3_dup_p64): Likewise.
3314 (vld4_dup_p64, vsli_n_p64): Likewise.
3315 (vsliq_n_p64, vst1_p64): Likewise.
3316 (vst1q_p64, vst2_p64): Likewise.
3317 (vst3_p64, vst4_p64): Likewise.
3318 (__aarch64_vdup_lane_p64, __aarch64_vdup_laneq_p64): Likewise.
3319 (__aarch64_vdupq_lane_p64, __aarch64_vdupq_laneq_p64): Likewise.
3320 (vget_lane_p64, vgetq_lane_p64): Likewise.
3321 (vreinterpret_p8_p64, vreinterpretq_p8_p64): Likewise.
3322 (vreinterpret_p16_p64, vreinterpretq_p16_p64): Likewise.
3323 (vreinterpret_p64_f16, vreinterpret_p64_f64): Likewise.
3324 (vreinterpret_p64_s8, vreinterpret_p64_s16): Likewise.
3325 (vreinterpret_p64_s32, vreinterpret_p64_s64): Likewise.
3326 (vreinterpret_p64_f32, vreinterpret_p64_u8): Likewise.
3327 (vreinterpret_p64_u16, vreinterpret_p64_u32): Likewise.
3328 (vreinterpret_p64_u64, vreinterpret_p64_p8): Likewise.
3329 (vreinterpretq_p64_f64, vreinterpretq_p64_s8): Likewise.
3330 (vreinterpretq_p64_s16, vreinterpretq_p64_s32): Likewise.
3331 (vreinterpretq_p64_s64, vreinterpretq_p64_f16): Likewise.
3332 (vreinterpretq_p64_f32, vreinterpretq_p64_u8): Likewise.
3333 (vreinterpretq_p64_u16, vreinterpretq_p64_u32): Likewise.
3334 (vreinterpretq_p64_u64, vreinterpretq_p64_p8): Likewise.
3335 (vreinterpret_f16_p64, vreinterpretq_f16_p64): Likewise.
3336 (vreinterpret_f32_p64, vreinterpretq_f32_p64): Likewise.
3337 (vreinterpret_f64_p64, vreinterpretq_f64_p64): Likewise.
3338 (vreinterpret_s64_p64, vreinterpretq_s64_p64): Likewise.
3339 (vreinterpret_u64_p64, vreinterpretq_u64_p64): Likewise.
3340 (vreinterpret_s8_p64, vreinterpretq_s8_p64): Likewise.
3341 (vreinterpret_s16_p64, vreinterpret_s32_p64): Likewise.
3342 (vreinterpretq_s32_p64, vreinterpret_u8_p64): Likewise.
3343 (vreinterpret_u16_p64, vreinterpretq_u16_p64): Likewise.
3344 (vreinterpret_u32_p64, vreinterpretq_u32_p64): Likewise.
3345 (vset_lane_p64, vsetq_lane_p64): Likewise.
3346 (vget_low_p64, vget_high_p64): Likewise.
3347 (vcombine_p64, vst2_lane_p64): Likewise.
3348 (vst3_lane_p64, vst4_lane_p64): Likewise.
3349 (vst2q_lane_p64, vst3q_lane_p64): Likewise.
3350 (vst4q_lane_p64, vget_lane_p64): Likewise.
3351 (vget_laneq_p64, vset_lane_p64): Likewise.
3352 (vset_laneq_p64, vcopy_lane_p64): Likewise.
3353 (vcopy_laneq_p64, vdup_n_p64): Likewise.
3354 (vdupq_n_p64, vdup_lane_p64): Likewise.
3355 (vdup_laneq_p64, vld1_p64): Likewise.
3356 (vld1q_p64, vld1_dup_p64): Likewise.
3357 (vld1q_dup_p64, vld1q_dup_p64): Likewise.
3358 (vmov_n_p64, vmovq_n_p64): Likewise.
3359 (vst3q_p64, vst4q_p64): Likewise.
3360 (vld1_lane_p64, vld1q_lane_p64): Likewise.
3361 (vst1_lane_p64, vst1q_lane_p64): Likewise.
3362 (vcopy_laneq_p64, vcopyq_laneq_p64): Likewise.
3363 (vdupq_laneq_p64): Likewise.
3365 2016-11-28 Tamar Christina <tamar.christina@arm.com>
3367 * config/arm/arm_neon.h (vget_lane_p64): New.
3369 2016-11-28 Iain Sandoe <iain@codesourcery.com>
3372 * configure.ac (with_ld64): Use portable method to extract the
3373 major part of the version number.
3374 * configure: Regenerated.
3376 2016-11-28 Jakub Jelinek <jakub@redhat.com>
3378 * gimple-ssa-sprintf.c (build_intmax_type_nodes): Look at
3379 UINTMAX_TYPE rather than SIZE_TYPE. Add gcc_unreachable if
3380 intmax_t couldn't be determined.
3381 (format_integer): Make {,u}intmax_type_node no longer static,
3382 initialize them only when needed. For z and t use
3383 signed_or_unsigned_type_for instead of assuming size_t and
3384 ptrdiff_t have the same precision.
3387 * ipa-icf.h (sem_item_optimizer): Add m_classes_vec member.
3388 * ipa-icf.c (sem_item_optimizer::sem_item_optimizer): Initialize it.
3389 (sem_item_optimizer::~sem_item_optimizer): Traverse m_classes_vec
3390 vector instead of traversing m_classes hash table. Release
3392 (sem_item_optimizer::read_section, sem_item_optimizer::add_class):
3394 (sem_item_optimizer::get_group_by_hash): When inserting a new group,
3395 add it also to m_classes_vec vector.
3396 (sem_item_optimizer::remove_symtab_node,
3397 sem_item_optimizer::build_hash_based_classes,
3398 sem_item_optimizer::parse_nonsingleton_classes): Formatting fixes.
3399 (sem_item_optimizer::subdivide_classes_by_equality,
3400 sem_item_optimizer::subdivide_classes_by_sensitive_refs,
3401 sem_item_optimizer::verify_classes): Traverse m_classes_vec vector
3402 instead of traversing m_classes hash table. Formatting fixes.
3403 (sem_item_optimizer::traverse_congruence_split,
3404 sem_item_optimizer::do_congruence_step_for_index,
3405 sem_item_optimizer::do_congruence_step): Formatting fixes.
3406 (sem_item_optimizer::process_cong_reduction): Traverse m_classes_vec
3407 vector instead of traversing m_classes hash table.
3408 (sem_item_optimizer::dump_cong_classes): Likewise. Formatting fixes.
3409 (sem_item_optimizer::merge_classes): Traverse m_classes_vec vector
3410 instead of traversing m_classes hash table.
3412 2016-11-28 Georg-Johann Lay <avr@gjlay.de>
3414 * config/avr/avr.c (out_movhi_r_mr) [REG_X + PLUS]: Only SBIW if
3415 X is not unused after.
3417 2016-11-28 Bernd Schmidt <bschmidt@redhat.com>
3419 PR rtl-optimization/78120
3420 * rtlanal.c (insn_rtx_cost): Revert previous change.
3422 2016-11-28 Georg-Johann Lay <avr@gjlay.de>
3425 * config/avr/avr.md (SPLIT34): New mode iterator.
3426 (bitop): New code iterator.
3427 (*iorhi3.ashift8-*). New insn-and-split patterns.
3428 (*movhi): Post-reload split reg = 0.
3429 [!MOVW]: Post-reload split reg = reg.
3430 (*mov<mode>) [SI,SF,PSI,SQ,USQ,SA,USA]: Post-reload split reg = reg.
3431 (andhi3, andpsi3, andsi3): Post-reload split reg-reg operations.
3432 (iorhi3, iorpsi3, iorsi3): Same.
3433 (xorhi3, xorpsi3, xorsi3): Same.
3434 * config/avr/avr.c (avr_rtx_costs_1) [IOR && HImode]: Adjust rtx
3435 costs to *iorhi3.ashift8-* patterns.
3437 2016-11-27 Iain Sandoe <iain@codesourcery.com>
3438 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3441 * config.in: Regenerate
3442 * config/darwin-driver.c (darwin_driver_init): Emit a version string
3444 * config/darwin.h(ASM_MMACOSX_VERSION_MIN_SPEC): New, new tests.
3445 * config/darwin.opt(asm_macosx_version_min): New.
3446 * config/i386/darwin.h: Handle ASM_MMACOSX_VERSION_MIN_SPEC.
3447 * configure: Regenerate
3448 * configure.ac: Check for mmacosx-version-min handling.
3450 2016-11-27 Iain Sandoe <iain@codesourcery.com>
3453 * config/i386/i386.c (ix86_code_end): Note that we emitted code
3454 where the function might otherwise appear empty for picbase thunks.
3455 (ix86_output_function_epilogue): If we find a zero-sized function
3456 assume that reaching it is UB and trap. If we find a trailing label
3458 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): If we
3459 find a zero-sized function assume that reaching it is UB and trap.
3460 If we find a trailing label, append a nop.
3462 2016-11-27 Iain Sandoe <iain@codesourcery.com>
3465 * config/darwin-sections.def (picbase_thunk_section): New.
3466 * config/darwin.c (darwin_init_sections): Set up picbase thunk
3467 section. (darwin_rodata_section, darwin_objc2_section,
3468 machopic_select_section, darwin_asm_declare_constant_name,
3469 darwin_emit_weak_or_comdat, darwin_function_section): Don’t use
3470 coalesced with newer linkers.
3471 (darwin_override_options): Decide on usage of coalesed sections
3472 on the basis of the target linker version.
3473 * config/darwin.h (MIN_LD64_NO_COAL_SECTS): New.
3474 * config/darwin.opt (mtarget-linker): New.
3475 * config/i386/i386.c (ix86_code_end): Do not force the thunks into
3476 a coalesced section, instead use a thunks section.
3478 2016-11-27 Iain Sandoe <iain@codesourcery.com>
3481 * configure.ac (with-ld64): New var, set for Darwin, set on
3482 detection of ld64, gcc_cv_ld64_export_dynamic: New, New test.
3483 * config/darwin.h: Use LD64_HAS_DYNAMIC export. DEF_LD64: New, define.
3484 * config/darwin10.h(DEF_LD64): Update for this target version.
3485 * config/darwin12.h(LINK_GCC_C_SEQUENCE_SPEC): Remove rdynamic test.
3486 (DEF_LD64): Update for this target version.
3487 * configure: Regenerated.
3488 * config.in: Regenerated.
3490 2016-11-27 Iain Sandoe <iain@codesourcery.com>
3493 * config/darwin.c (imachopic_indirection_name): Make data
3494 section indirections linker-visible.
3495 * config/darwin.h (ASM_GENERATE_INTERNAL_LABEL): Make local
3496 constant labels linker-visible.
3498 2016-11-26 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
3500 * tree.c (build_common_tree_nodes): Initialize ptrdiff_type_node.
3501 (free_lang_data): Remove assignment to ptrdiff_type_node.
3503 2016-11-25 Jakub Jelinek <jakub@redhat.com>
3505 PR rtl-optimization/78526
3506 * simplify-rtx.c (simplify_immed_subreg): Don't use wi::extract_uhwi
3507 beyond val's precision.
3509 PR rtl-optimization/78527
3510 * combine.c (make_compound_operation_int): Ignore LSHIFTRT with
3511 out of bounds shift count.
3513 2016-11-25 Martin Liska <mliska@suse.cz>
3516 * doc/invoke.texi (-fprofile-use): Fix reference to a section
3517 where -fprofile-generate is documented.
3519 2016-11-25 Martin Liska <mliska@suse.cz>
3521 PR gcov-profile/78086
3522 * coverage.c (build_init_ctor): Don't use priority {cd}tors if
3523 not supported by a target. Set priority to 100 if possible.
3524 (build_gcov_exit_decl): Likewise.
3526 2016-11-25 Richard Biener <rguenther@suse.de>
3529 * ipa-prop.c (compute_complex_assign_jump_func): Properly identify
3530 unary, binary and single RHSs.
3531 * tree.def (BIT_INSERT_EXPR): Adjust tree code name.
3533 2016-11-25 Bin Cheng <bin.cheng@arm.com>
3538 * match.pd ((cond (cmp (convert1? @1) @3) (convert2? @1) @2)): Use
3539 cmp directly, rather than cmp_code. Initialize code to ERROR_MARK
3540 and set it to result code if transformation is valid. Use code EQ
3541 directly in last simplification case.
3543 2016-11-25 Richard Biener <rguenther@suse.de>
3545 * gimple-fold.c (fold_stmt_1): Check may_propagate_copy
3546 before valueizing return stmts.
3548 2016-11-24 Richard Biener <rguenther@suse.de>
3550 PR tree-optimization/78343
3551 * passes.def: Add CD-DCE pass after loop splitting.
3552 * tree-ssa-dce.c (find_obviously_necessary_stmts): Move
3553 SCEV init/finalize ...
3554 (perform_tree_ssa_dce): ... here. Deal with being
3555 executed inside the loop pipeline in aggressive mode.
3557 2016-11-25 Thomas Preud'homme <thomas.preudhomme@arm.com>
3559 * tree-ssa-math-opts.c (struct symbolic_number): Improve comment.
3561 2016-11-25 Thomas Preud'homme <thomas.preudhomme@arm.com>
3563 PR tree-optimization/77673
3564 * tree-ssa-math-opts.c (struct symbolic_number): Add new src field.
3565 (init_symbolic_number): Initialize src field from src parameter.
3566 (perform_symbolic_merge): Select most dominated statement as the
3567 source statement. Set src field of resulting n structure from the
3568 input src with the lowest address.
3569 (find_bswap_or_nop): Rename source_stmt into ins_stmt.
3570 (bswap_replace): Rename src_stmt into ins_stmt. Initially get source
3571 of load from src field rather than insertion statement. Cancel
3572 optimization if statement analyzed is not dominated by the insertion
3574 (pass_optimize_bswap::execute): Rename src_stmt to ins_stmt. Compute
3575 dominance information.
3577 2016-11-25 Eric Botcazou <ebotcazou@adacore.com>
3580 * config/mips/mips.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define.
3582 2016-11-25 Martin Jambor <mjambor@suse.cz>
3584 PR tree-optimization/70965
3585 * passes.def (pass_build_ssa_passes): Add pass_rebuild_cgraph_edges.
3587 2016-11-24 James Greenahlgh <james.greenhalgh@arm.com>
3590 * config/i386/i386.c (i386_excess_precision): Do not return
3591 FLT_EVAL_METHOD_UNPREDICTABLE when "type" is
3592 EXCESS_PRECISION_TYPE_STANDARD.
3593 * target.def (excess_precision): Document that targets should
3594 not return FLT_EVAL_METHOD_UNPREDICTABLE when "type" is
3595 EXCESS_PRECISION_TYPE_STANDARD or EXCESS_PRECISION_TYPE_FAST.
3596 Fix typo in first sentence.
3597 * doc/tm.texi: Regenerate.
3599 2016-11-25 Richard Biener <rguenther@suse.de>
3601 PR tree-optimization/78396
3602 * tree-vectorizer.c (vectorize_loops): When the if-converted
3603 body contains masked loads or stores do not attempt to
3604 basic-block-vectorize it.
3606 2016-11-25 Richard Sandiford <richard.sandiford@arm.com>
3607 Alan Hayward <alan.hayward@arm.com>
3608 David Sherwood <david.sherwood@arm.com>
3610 * function.h (spill_slot_alignment): Declare.
3611 * function.c (spill_slot_alignment): New function.
3612 * lra-spills.c (slot): Add align and size fields.
3613 (assign_mem_slot): Use them in the call to assign_stack_local.
3614 (add_pseudo_to_slot): Update the fields.
3615 (assign_stack_slot_num_and_sort_pseudos): Initialise the fields.
3617 2016-11-25 Richard Sandiford <richard.sandiford@arm.com>
3618 Alan Hayward <alan.hayward@arm.com>
3619 David Sherwood <david.sherwood@arm.com>
3621 * stor-layout.c (layout_type): Allow the caller to set the mode of
3622 a float type. Only choose one here if the mode is still VOIDmode.
3623 * tree.c (build_common_tree_nodes): Set the type mode of decimal
3624 floats before calling layout_type.
3625 * config/rs6000/rs6000.c (rs6000_init_builtins): Likewise.
3627 2016-11-25 Richard Sandiford <richard.sandiford@arm.com>
3629 * tree-tailcall.c (find_tail_calls): Allow calls to reference
3630 local variables if all references are known to be direct.
3632 2016-11-25 Jakub Jelinek <jakub@redhat.com>
3633 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
3636 * tree-vrp.c (extract_range_basic): Check for ptrdiff_type_node to be
3637 non null and it's precision matches precision of lhs's type.
3639 2016-11-24 Martin Sebor <msebor@redhat.com>
3641 PR tree-optimization/78476
3642 * gimple-ssa-sprintf.c (struct pass_sprintf_length::call_info):
3644 (handle_gimple_call): Adjust signature.
3645 (try_substitute_return_value): Remove calls to bounded functions
3646 with zero buffer size whose result is known.
3647 (pass_sprintf_length::execute): Adjust call to handle_gimple_call.
3649 2016-11-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3651 * varasm.c (assemble_start_function): Wrap align_log definition in
3652 ASM_OUTPUT_MAX_SKIP_ALIGN.
3654 2016-11-24 Uros Bizjak <ubizjak@gmail.com>
3656 * config/i386/i386.md (wide AND insn to QImode splitter): Use
3657 explicit mode macros.
3658 (wide OR insn to QImode splitter): Ditto.
3660 2016-11-24 Vladimir Makarov <vmakarov@redhat.com>
3662 PR rtl-optimization/77541
3663 * lra-constraints.c (struct input_reload): Add field match_p.
3664 (get_reload_reg): Check modes of input reloads to generate unique
3665 value reload pseudo.
3666 (match_reload): Add input reload pseudo for the current insn.
3668 2016-11-24 James Greenhalgh <james.greenhalgh@arm.com>
3670 * config/aarch64/aarch64-c.c (aarch64_update_cpp_builtins): Update
3671 __FLT_EVAL_METHOD__ and __FLT_EVAL_METHOD_C99__ when we switch
3672 architecture levels.
3673 * config/aarch64/aarch64.c (aarch64_promoted_type): Only promote
3674 the aarch64_fp16_type_node, not all HFmode types.
3675 (aarch64_libgcc_floating_mode_supported_p): Support HFmode.
3676 (aarch64_scalar_mode_supported_p): Likewise.
3677 (aarch64_excess_precision): New.
3678 (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Define.
3679 (TARGET_SCALAR_MODE_SUPPORTED_P): Likewise.
3680 (TARGET_C_EXCESS_PRECISION): Likewise.
3682 2016-11-24 James Greenhalgh <james.greenhalgh@arm.com>
3684 * config/aarch64/aarch64-c.c (aarch64_scalar_mode_supported_p): New.
3685 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
3687 2016-11-24 James Greenhalgh <james.greenhalgh@arm.com>
3689 * config/aarch64/aarch64.md (<optab>sihf2): Convert to expand.
3690 (<optab>dihf2): Likewise.
3691 (aarch64_fp16_<optab><mode>hf2): New.
3693 2016-11-24 Alexander Monakov <amonakov@ispras.ru>
3696 * config/nvptx/mkoffload.c (main): Allow -fopenmp.
3698 2016-11-24 Eric Botcazou <ebotcazou@adacore.com>
3700 * common/config/sparc/sparc-common.c (sparc_option_optimization_table):
3701 Enable REE at -O2 and higher.
3702 * config/sparc/sparc.c (sparc_option_override): Disable it by default
3705 2016-11-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3709 * tree-ssa-ter.c (temp_expr_table): Add reg_vars_cnt field.
3710 (new_temp_expr_table): Initialise reg_vars_cnt.
3711 (free_temp_expr_table): Release reg_vars_cnt.
3712 (process_replaceable): Add reg_vars_cnt argument, set reg_vars_cnt
3714 (find_replaceable_in_bb): Use the above to record register variable
3715 write occurrences and cancel replacement across them.
3717 2016-11-24 Eric Botcazou <ebotcazou@adacore.com>
3719 PR rtl-optimization/78437
3720 * ree.c (get_uses): New function.
3721 (combine_reaching_defs): When a copy is needed, return false if any
3722 reaching use of the source register reads it in a mode larger than
3723 the mode it is set in and WORD_REGISTER_OPERATIONS is true.
3725 2016-11-24 Martin Liska <mliska@suse.cz>
3727 * gimple-pretty-print.c (dump_edge_probability): New function.
3728 (dump_gimple_switch): Dump label edge probabilities.
3729 (dump_gimple_cond): Likewise.
3730 (dump_gimple_label): Dump
3731 (dump_gimple_bb_header): Dump basic block frequency.
3732 (pp_cfg_jump): Replace e->dest argument with e.
3733 (dump_implicit_edges): Likewise.
3734 * tree-ssa-loop-ivopts.c (get_scaled_computation_cost_at):
3735 Use gimple_bb (at) instead of at->bb.
3737 2016-11-24 Bernd Schmidt <bschmidt@redhat.com>
3739 * common.opt (flimit-function-alignment): New.
3740 * doc/invoke.texi (-flimit-function-alignment): Document.
3741 * emit-rtl.h (struct rtl_data): Add max_insn_address field.
3742 * final.c (shorten_branches): Set it.
3743 * varasm.c (assemble_start_function): Limit alignment if
3746 2016-11-24 Richard Biener <rguenther@suse.de>
3748 PR tree-optimization/71595
3749 * cfgloopmanip.h (remove_path): Add irred_invalidated and
3750 loop_closed_ssa_invalidated parameters, defaulted to NULL.
3751 * cfgloopmanip.c (remove_path): Likewise, pass them along to
3752 called functions. Only fix irred flags if the caller didn't
3754 * tree-ssa-loop-ivcanon.c (unloop_loops): Use add_bb_to_loop.
3755 (unloop_loops): Pass irred_invalidated and loop_closed_ssa_invalidated
3758 2016-11-24 Bernd Schmidt <bschmidt@redhat.com>
3760 PR rtl-optimization/78120
3761 * ifcvt.c (noce_conversion_profitable_p): Check original cost in all
3762 cases, and additionally test against max_seq_cost for speed
3764 (noce_process_if_block): Compute an estimate for the original cost when
3765 optimizing for speed, using the minimum of then and else block costs.
3767 PR rtl-optimization/78120
3768 * rtlanal.c (insn_rtx_cost): Use set_rtx_cost.
3770 PR rtl-optimization/78120
3771 * config/i386/i386.c (ix86_rtx_costs): Fully handle SETs.
3773 2016-11-24 Bin Cheng <bin.cheng@arm.com>
3775 * match.pd: Refine type conversion in result expr for below pattern:
3776 (cond (cmp (convert1? x) c1) (convert2? x) c2) -> (minmax (x c)).
3778 2016-11-24 Eric Botcazou <ebotcazou@adacore.com>
3781 * tree.h (wi::fits_to_boolean_p): New predicate.
3782 (wi::fits_to_tree_p): Use it for boolean types.
3783 * tree.c (int_fits_type_p): Likewise.
3785 2016-11-24 Martin Liska <mliska@suse.cz>
3787 * print-tree.c (struct bucket): Remove.
3788 (print_node): Add new argument which drives whether a tree node
3789 is printed briefly or not.
3790 (debug_tree): Replace a custom hash table with hash_set<T>.
3791 * print-tree.h (print_node): Add the argument.
3793 2016-11-24 Chung-Lin Tang <cltang@codesourcery.com>
3795 * config/nios2/nios2.c (nios2_init_libfuncs): Add ATTRIBUTE_UNUSED.
3797 2016-11-23 Peter Bergner <bergner@vnet.ibm.com>
3800 * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Return MODE
3801 if it is at least NREGS wide.
3803 2016-11-23 Joseph Myers <joseph@codesourcery.com>
3805 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p): For
3806 TARGET_E500_DOUBLE. handle TDmode, TImode and PTImode the same as
3807 TFmode, IFmode and KFmode.
3809 2016-11-23 Joseph Myers <joseph@codesourcery.com>
3811 * config/rs6000/spe.md (*frob_<SPE64:mode>_ti_8): New insn
3814 2016-11-23 Segher Boessenkool <segher@kernel.crashing.org>
3816 * combine.c (change_zero_ext): Only change the mode of a hard register
3817 destination if can_change_dest_mode holds for that.
3819 2016-11-23 Jeff Law <law@redhat.com>
3821 * varasm.c (assemble_name): Increase buffer size for name.
3823 * config/spu/spu.md (floatunsdidf2): Remove unused local variable.
3825 2016-11-23 Jakub Kicinski <jakub.kicinski@netronome.com>
3827 * doc/extend.texi: Constify first argument to __builtin_object_size.
3829 2016-11-23 Bernd Edlinger <bernd.edlinger@hotmail.de>
3831 * opth-gen.awk: Use unsigned shifts for bit masks. Allow all bits
3832 to be used. Add brackets around macro argument.
3834 2016-11-23 Uros Bizjak <ubizjak@gmail.com>
3836 * config/i386/i386.md (*<any_or:code>hi_1): Fix operand 2 constraints.
3838 2016-11-23 Jakub Jelinek <jakub@redhat.com>
3841 * opts.c (parse_sanitizer_options): For -fsanitize=undefined,
3842 restore enabling also SANITIZE_UNREACHABLE and SANITIZE_RETURN.
3844 2016-11-23 Jakub Jelinek <jakub@redhat.com>
3847 * omp-low.c (build_outer_var_ref): Change lastprivate argument
3848 to code, pass it recursively, adjust uses. For OMP_CLAUSE_PRIVATE
3849 on worksharing constructs, treat it like clauses on simd construct.
3851 (lower_rec_input_clauses): For OMP_CLAUSE_PRIVATE_OUTER_REF pass
3852 OMP_CLAUSE_PRIVATE as last argument to build_outer_var_ref.
3853 (lower_lastprivate_clauses): Pass OMP_CLAUSE_LASTPRIVATE instead
3854 of true as last argument to build_outer_var_ref.
3856 2016-11-23 Uros Bizjak <ubizjak@gmail.com>
3858 * config/i386/i386.md (*movqi_internal): Calculate mode
3859 attribute of alternatives 7,8,9 depending on TARGET_AVX512DQ.
3860 <TYPE_MSKMOV>: Emit kmovw for MODE_HI insn mode attribute.
3861 (*k<logic><mode>): Calculate mode attribute depending on
3862 TARGET_AVX512DQ. Emit k<logic>w for MODE_HI insn mode attribute.
3863 (*andqi_1): Calculate mode attribute of alternative 3 depending
3864 on TARGET_AVX512DQ. Emit kandw for MODE_HI insn mode attribute.
3865 (kandn<mode>): Calculate mode attribute of alternative 2 depending
3866 on TARGET_AVX512DQ. Emit kandnw for MODE_HI insn mode attribute.
3867 (kxnor<mode>): Merge insn patterns using SWI1248_AVX512BW mode
3868 iterator. Calculate mode attribute of alternative 1 depending
3869 on TARGET_AVX512DQ. Emit kxnorw for MODE_HI insn mode attribute.
3870 (*one_cmplqi2_1): Calculate mode attribute of alternative 2 depending
3871 on TARGET_AVX512DQ. Emit knotw for MODE_HI insn mode attribute.
3873 2016-11-23 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
3876 * gimple-fold.c (fold_stmt_1): Handle case for GIMPLE_RETURN.
3877 * tree-vrp.c (extract_range_basic): Handle case for
3878 CFN_BUILT_IN_STRLEN.
3880 2016-11-23 Jeff Law <law@redhat.com>
3882 * config/mcore/mcore.c (emit_new_cond_insn): Fix prototype.
3884 * config/iq2000/iq2000.c (iq2000_rtx_costs): Avoid multiplication
3885 in boolean context warning.
3887 * config/ia64/ia64.c (ia64_emit_insn_before): Fix prototype.
3889 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
3892 * config/arm/arm-builtins.c (arm_simd_floatHF_type_node): Rename to...
3893 (arm_fp16_type_node): ...This, make visibile.
3894 (arm_simd_builtin_std_type): Rename arm_simd_floatHF_type_node to
3896 (arm_init_simd_builtin_types): Likewise.
3897 (arm_init_fp16_builtins): Likewise.
3898 * config/arm/arm.c (arm_excess_precision): New.
3899 (arm_floatn_mode): Likewise.
3900 (TARGET_C_EXCESS_PRECISION): Likewise.
3901 (TARGET_FLOATN_MODE): Likewise.
3902 (arm_promoted_type): Only promote arm_fp16_type_node.
3903 * config/arm/arm.h (arm_fp16_type_node): Declare.
3905 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
3907 * config/arm/arm.c (arm_convert_to_type): Delete.
3908 (TARGET_CONVERT_TO_TYPE): Delete.
3909 (arm_init_libfuncs): Enable trunc_optab from DFmode to HFmode.
3910 (arm_libcall_uses_aapcs_base): Add trunc_optab from DF- to HFmode.
3911 * config/arm/arm.h (TARGET_FP16_TO_DOUBLE): New.
3912 * config/arm/arm.md (truncdfhf2): Only convert through SFmode if we
3913 are in fast math mode, and have no single step hardware instruction.
3914 (extendhfdf2): Only expand through SFmode if we don't have a
3915 single-step hardware instruction.
3916 * config/arm/vfp.md (*truncdfhf2): New.
3917 (extendhfdf2): Likewise.
3919 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
3921 * targhooks.c (default_floatn_mode): Enable _Float16 if a target
3924 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
3926 * config/s390/s390.h (TARGET_FLT_EVAL_METHOD): Delete.
3927 * config/m68k/m68k.h (TARGET_FLT_EVAL_METHOD): Delete.
3928 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Delete.
3929 * defaults.h (TARGET_FLT_EVAL_METHOD): Delete.
3930 * doc/tm.texi.in (TARGET_FLT_EVAL_METHOD): Delete.
3931 * doc/tm.texi: Regenerate.
3932 * system.h (TARGET_FLT_EVAL_METHOD): Poison.
3934 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
3936 * toplev.c (init_excess_precision): Delete most logic.
3937 * tree.c (excess_precision_type): Rewrite to use
3938 TARGET_EXCESS_PRECISION.
3939 * doc/invoke.texi (-fexcess-precision): Document behaviour in a
3940 more generic fashion.
3941 * ginclude/float.h: Wrap definition of FLT_EVAL_METHOD in
3942 __STDC_WANT_IEC_60559_TYPES_EXT__.
3944 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
3946 * common.opt (fpermitted-flt-eval-methods): New.
3947 * doc/invoke.texi (-fpermitted-flt-eval-methods): Document it.
3948 * flag_types.h (permitted_flt_eval_methods): New.
3950 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
3952 * config/m68k/m68k.c (m68k_excess_precision): New.
3953 (TARGET_C_EXCESS_PRECISION): Define.
3955 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
3957 * config/s390/s390.c (s390_excess_precision): New.
3958 (TARGET_C_EXCESS_PRECISION): Define.
3960 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
3962 * config/i386/i386.c (ix86_excess_precision): New.
3963 (TARGET_C_EXCESS_PRECISION): Define.
3965 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
3967 * target.def (excess_precision): New hook.
3968 * target.h (flt_eval_method): New.
3969 (excess_precision_type): Likewise.
3970 * targhooks.c (default_excess_precision): New.
3971 * targhooks.h (default_excess_precision): New.
3972 * doc/tm.texi.in (TARGET_C_EXCESS_PRECISION): New.
3973 * doc/tm.texi: Regenerate.
3975 2016-11-23 Martin Sebor <msebor@redhat.com>
3978 * gimple-ssa-sprintf.c (format_string): Correct the maxima and
3979 set the minimum number of bytes for an unknown string to zero.
3981 2016-11-23 Martin Jambor <mjambor@suse.cz>
3982 Martin Liska <mliska@suse.cz>
3984 * hsa-builtins.def: New file.
3985 * Makefile.in (BUILTINS_DEF): Add hsa-builtins.def dependency.
3986 * builtins.def: Include hsa-builtins.def.
3987 (DEF_HSA_BUILTIN): New macro.
3988 * dumpfile.h (OPTGROUP_OPENMP): Define.
3989 * dumpfile.c (optgroup_options): Added OPTGROUP_OPENMP.
3990 * gimple.h (gf_mask): Added elements GF_OMP_FOR_GRID_INTRA_GROUP and
3991 GF_OMP_FOR_GRID_GROUP_ITER.
3992 (gimple_omp_for_grid_phony): Added checking assert.
3993 (gimple_omp_for_set_grid_phony): Likewise.
3994 (gimple_omp_for_grid_intra_group): New function.
3995 (gimple_omp_for_set_grid_intra_group): Likewise.
3996 (gimple_omp_for_grid_group_iter): Likewise.
3997 (gimple_omp_for_set_grid_group_iter): Likewise.
3998 * omp-low.c (check_omp_nesting_restrictions): Allow GRID loop where
3999 previosuly only distribute loop was permitted.
4000 (lower_lastprivate_clauses): Allow non tcc_comparison predicates.
4001 (grid_get_kernel_launch_attributes): Support multiple HSA grid
4003 (grid_expand_omp_for_loop): Likewise and also support standalone
4004 distribute constructs. New parameter INTRA_GROUP, updated both users.
4005 (grid_expand_target_grid_body): Support standalone distribute
4007 (pass_data_expand_omp): Changed optinfo_flags to OPTGROUP_OPENMP.
4008 (pass_data_expand_omp_ssa): Likewise.
4009 (pass_data_omp_device_lower): Likewsie.
4010 (pass_data_lower_omp): Likewise.
4011 (pass_data_diagnose_omp_blocks): Likewise.
4012 (pass_data_oacc_device_lower): Likewise.
4013 (pass_data_omp_target_link): Likewise.
4014 (grid_lastprivate_predicate): New function.
4015 (lower_omp_for_lastprivate): Call grid_lastprivate_predicate for
4017 (lower_omp_for): Support standalone distribute constructs.
4018 (grid_prop): New type.
4019 (grid_safe_assignment_p): Check for assignments to group_sizes, new
4021 (grid_seq_only_contains_local_assignments): New parameter GRID, pass
4023 (grid_find_single_omp_among_assignments_1): Likewise, improve missed
4024 optimization info messages.
4025 (grid_find_single_omp_among_assignments): Likewise.
4026 (grid_find_ungridifiable_statement): Do not bail out for SIMDs.
4027 (grid_parallel_clauses_gridifiable): New function.
4028 (grid_inner_loop_gridifiable_p): Likewise.
4029 (grid_dist_follows_simple_pattern): Likewise.
4030 (grid_gfor_follows_tiling_pattern): Likewise.
4031 (grid_call_permissible_in_distribute_p): Likewise.
4032 (grid_handle_call_in_distribute): Likewise.
4033 (grid_dist_follows_tiling_pattern): Likewise.
4034 (grid_target_follows_gridifiable_pattern): Support standalone
4035 distribute constructs.
4036 (grid_var_segment): New enum.
4037 (grid_mark_variable_segment): New function.
4038 (grid_copy_leading_local_assignments): Call grid_mark_variable_segment
4039 if a new argument says so.
4040 (grid_process_grid_body): New function.
4041 (grid_eliminate_combined_simd_part): Likewise.
4042 (grid_mark_tiling_loops): Likewise.
4043 (grid_mark_tiling_parallels_and_loops): Likewise.
4044 (grid_process_kernel_body_copy): Support standalone distribute
4046 (grid_attempt_target_gridification): New grid variable holding overall
4047 gridification state. Support standalone distribute constructs and
4049 * doc/optinfo.texi (Optimization groups): Document OPTGROUP_OPENMP.
4050 * hsa.h (hsa_bb): Add method method append_phi.
4051 (hsa_insn_br): Renamed to hsa_insn_cbr, renamed all
4052 occurences in all files too.
4053 (hsa_insn_br): New class, now the ancestor of hsa_incn_cbr.
4054 (is_a_helper <hsa_insn_br *>::test): New function.
4055 (is_a_helper <hsa_insn_cbr *>::test): Adjust to only cover conditional
4056 branch instructions.
4057 (hsa_insn_signal): Make a direct descendant of
4058 hsa_insn_basic. Add memorder constructor parameter and
4059 m_memory_order and m_signalop member variables.
4060 (hsa_insn_queue): Changed constructor parameters to common form.
4061 Added m_segment and m_memory_order member variables.
4062 (hsa_summary_t): Add private member function
4063 process_gpu_implementation_attributes.
4064 (hsa_function_summary): Rename m_binded_function to
4066 (hsa_insn_basic_p): Remove typedef.
4067 (hsa_op_with_type): Change hsa_insn_basic_p into plain pointers.
4068 (hsa_op_reg_p): Remove typedef.
4069 (hsa_function_representation): Change hsa_op_reg_p into plain
4071 (hsa_insn_phi): Removed new and delete operators.
4072 (hsa_insn_br): Likewise.
4073 (hsa_insn_cbr): Likewise.
4074 (hsa_insn_sbr): Likewise.
4075 (hsa_insn_cmp): Likewise.
4076 (hsa_insn_mem): Likewise.
4077 (hsa_insn_atomic): Likewise.
4078 (hsa_insn_signal): Likewise.
4079 (hsa_insn_seg): Likewise.
4080 (hsa_insn_call): Likewise.
4081 (hsa_insn_arg_block): Likewise.
4082 (hsa_insn_comment): Likewise.
4083 (hsa_insn_srctype): Likewise.
4084 (hsa_insn_packed): Likewise.
4085 (hsa_insn_cvt): Likewise.
4086 (hsa_insn_alloca): Likewise.
4087 * hsa.c (hsa_destroy_insn): Also handle instances of hsa_insn_br.
4088 (process_gpu_implementation_attributes): New function.
4089 (link_functions): Move some functionality into it. Adjust after
4090 renaming m_binded_functions to m_bound_functions.
4091 (hsa_insn_basic::op_output_p): Add BRIG_OPCODE_DEBUGTRAP
4092 to the list of instructions with no output registers.
4093 (get_in_type): Return this if it is a register of
4095 (hsa_get_declaration_name): Moved to...
4096 * hsa-gen.c (hsa_get_declaration_name): ...here. Allocate
4097 temporary string on an obstack instead from ggc.
4098 (query_hsa_grid): Renamed to query_hsa_grid_dim, reimplemented, cut
4099 down to two overloads.
4100 (hsa_allocp_operand_address): Removed.
4101 (hsa_allocp_operand_immed): Likewise.
4102 (hsa_allocp_operand_reg): Likewise.
4103 (hsa_allocp_operand_code_list): Likewise.
4104 (hsa_allocp_operand_operand_list): Likewise.
4105 (hsa_allocp_inst_basic): Likewise.
4106 (hsa_allocp_inst_phi): Likewise.
4107 (hsa_allocp_inst_mem): Likewise.
4108 (hsa_allocp_inst_atomic): Likewise.
4109 (hsa_allocp_inst_signal): Likewise.
4110 (hsa_allocp_inst_seg): Likewise.
4111 (hsa_allocp_inst_cmp): Likewise.
4112 (hsa_allocp_inst_br): Likewise.
4113 (hsa_allocp_inst_sbr): Likewise.
4114 (hsa_allocp_inst_call): Likewise.
4115 (hsa_allocp_inst_arg_block): Likewise.
4116 (hsa_allocp_inst_comment): Likewise.
4117 (hsa_allocp_inst_queue): Likewise.
4118 (hsa_allocp_inst_srctype): Likewise.
4119 (hsa_allocp_inst_packed): Likewise.
4120 (hsa_allocp_inst_cvt): Likewise.
4121 (hsa_allocp_inst_alloca): Likewise.
4122 (hsa_allocp_bb): Likewise.
4124 (hsa_init_data_for_cfun): Initialize obstack.
4125 (hsa_deinit_data_for_cfun): Release memory of the obstack.
4126 (hsa_op_immed::operator new): Use obstack instead of object_allocator.
4127 (hsa_op_reg::operator new): Likewise.
4128 (hsa_op_address::operator new): Likewise.
4129 (hsa_op_code_list::operator new): Likewise.
4130 (hsa_op_operand_list::operator new): Likewise.
4131 (hsa_insn_basic::operator new): Likewise.
4132 (hsa_insn_phi::operator new): Likewise.
4133 (hsa_insn_br::operator new): Likewise.
4134 (hsa_insn_sbr::operator new): Likewise.
4135 (hsa_insn_cmp::operator new): Likewise.
4136 (hsa_insn_mem::operator new): Likewise.
4137 (hsa_insn_atomic::operator new): Likewise.
4138 (hsa_insn_signal::operator new): Likewise.
4139 (hsa_insn_seg::operator new): Likewise.
4140 (hsa_insn_call::operator new): Likewise.
4141 (hsa_insn_arg_block::operator new): Likewise.
4142 (hsa_insn_comment::operator new): Likewise.
4143 (hsa_insn_srctype::operator new): Likewise.
4144 (hsa_insn_packed::operator new): Likewise.
4145 (hsa_insn_cvt::operator new): Likewise.
4146 (hsa_insn_alloca::operator new): Likewise.
4147 (hsa_init_new_bb): Likewise.
4148 (hsa_bb::append_phi): New function.
4149 (gen_hsa_phi_from_gimple_phi): Use it.
4150 (get_symbol_for_decl): Fix dinstinguishing between
4151 global and local functions. Put local variables into a segment
4152 according to their attribute or static flag, if there is one.
4153 (hsa_insn_br::hsa_insn_br): New.
4154 (hsa_insn_br::operator new): Likewise.
4155 (hsa_insn_cbr::hsa_insn_cbr): Set width via ancestor constructor.
4156 (query_hsa_grid_nodim): New function.
4157 (multiply_grid_dim_characteristics): Likewise.
4158 (gen_get_num_threads): Likewise.
4159 (gen_get_num_teams): Reimplemented.
4160 (gen_get_team_num): Likewise.
4161 (gen_hsa_insns_for_known_library_call): Updated calls to the above
4163 (get_memory_order_name): Removed.
4164 (get_memory_order): Likewise.
4165 (hsa_memorder_from_tree): New function.
4166 (gen_hsa_ternary_atomic_for_builtin): Renamed to
4167 gen_hsa_atomic_for_builtin, can also create signals.
4168 (gen_hsa_insns_for_call): Handle many new builtins. Adjust to use
4169 hsa_memory_order_from_tree and gen_hsa_atomic_for_builtin.
4170 (hsa_insn_atomic): Fix function comment.
4171 (hsa_insn_signal::hsa_insn_signal): Fix comment. Update call to
4172 ancestor constructor and initialization of new member variables.
4173 (hsa_insn_queue::hsa_insn_queue): Added initialization of new
4175 (hsa_get_host_function): Handle functions with no bound CPU
4176 implementation. Fix binded to bound.
4177 (get_brig_function_name): Likewise.
4178 (HSA_SORRY_ATV): Remove semicolon after macro.
4179 (HSA_SORRY_AT): Likewise.
4180 (omp_simple_builtin::generate): Add missing semicolons.
4181 (hsa_insn_phi::operator new): Removed.
4182 (hsa_insn_br::operator new): Likewise.
4183 (hsa_insn_cbr::operator new): Likewise.
4184 (hsa_insn_sbr::operator new): Likewise.
4185 (hsa_insn_cmp::operator new): Likewise.
4186 (hsa_insn_mem::operator new): Likewise.
4187 (hsa_insn_atomic::operator new): Likewise.
4188 (hsa_insn_signal::operator new): Likewise.
4189 (hsa_insn_seg::operator new): Likewise.
4190 (hsa_insn_call::operator new): Likewise.
4191 (hsa_insn_arg_block::operator new): Likewise.
4192 (hsa_insn_comment::operator new): Likewise.
4193 (hsa_insn_srctype::operator new): Likewise.
4194 (hsa_insn_packed::operator new): Likewise.
4195 (hsa_insn_cvt::operator new): Likewise.
4196 (hsa_insn_alloca::operator new): Likewise.
4197 (get_symbol_for_decl): Accept CONST_DECLs, put them to
4199 (gen_hsa_addr): Also process CONST_DECLs.
4200 (gen_hsa_addr_insns): Process CONST_DECLs by creating private
4202 (gen_hsa_unary_operation): Make sure the function does
4203 not use bittype source type for firstbit and lastbit operations.
4204 (gen_hsa_popcount_to_dest): Make sure the function uses a bittype
4206 * hsa-brig.c (emit_insn_operands): Cope with zero operands in an
4208 (emit_branch_insn): Renamed to emit_cond_branch_insn.
4209 Emit the width stored in the class.
4210 (emit_generic_branch_insn): New function.
4211 (emit_insn): Call emit_generic_branch_insn.
4212 (emit_signal_insn): Remove obsolete comment. Update
4213 member variable name, pick a type according to profile.
4214 (emit_alloca_insn): Remove obsolete comment.
4215 (emit_atomic_insn): Likewise.
4216 (emit_queue_insn): Get segment and memory order from the IR object.
4217 (hsa_brig_section): Make allocate_new_chunk, chunks
4218 and cur_chunk provate, add a default NULL parameter to add method.
4219 (hsa_brig_section::add): Added a new parameter, store pointer to
4220 output data there if it is non-NULL.
4221 (emit_function_directives): Use this new parameter instead of
4222 calculating the pointer itself, fix function comment.
4223 (hsa_brig_emit_function): Add forgotten endian conversion.
4224 (hsa_output_kernels): Remove unnecessary building of
4225 kernel_dependencies_vector_type.
4226 (emit_immediate_operand): Declare.
4227 (emit_directive_variable): Also emit initializers of CONST_DECLs.
4228 (gen_hsa_insn_for_internal_fn_call): Also handle IFN_RSQRT.
4229 (verify_function_arguments): Properly detect variadic
4231 * hsa-dump.c (hsa_width_specifier_name): New function.
4232 (dump_hsa_insn_1): Dump generic branch instructions, update signal
4233 member variable name. Special dumping for queue objects.
4234 * ipa-hsa.c (process_hsa_functions): Adjust after renaming
4235 m_binded_functions to m_bound_functions. Copy externally visible flag
4237 (ipa_hsa_write_summary): Likewise.
4238 (ipa_hsa_read_section): Likewise.
4240 2016-11-23 Richard Biener <rguenther@suse.de>
4242 PR tree-optimization/78396
4243 * tree-vectorizer.c (vectorize_loops): If an innermost loop didn't
4244 vectorize try vectorizing an if-converted body using BB vectorization.
4246 2016-11-23 Richard Sandiford <richard.sandiford@arm.com>
4247 Alan Hayward <alan.hayward@arm.com>
4248 David Sherwood <david.sherwood@arm.com>
4250 * rtlanal.c (subreg_get_info): Use more local variables.
4251 Remark that for HARD_REGNO_NREGS_HAS_PADDING, each scalar unit
4252 occupies at least one register. Assume that full hard registers
4253 have consistent endianness. Share previously-duplicated if block.
4254 Rework the main handling so that it operates on independently-
4255 addressable YMODE-sized blocks. Use subreg_size_lowpart_offset
4256 to check lowpart offsets, without trying to find an equivalent
4257 integer mode first. Handle WORDS_BIG_ENDIAN != REG_WORDS_BIG_ENDIAN
4258 as a final register-endianness correction.
4260 2016-11-23 Segher Boessenkool <segher@kernel.crashing.org>
4266 * combine.c (make_compound_operation_int): Do not convert a subreg of
4267 a non-constant logical shift right to a zero_extract. Handle the case
4268 where some zero bits have been shifted into the range covered by that
4271 2016-11-23 Richard Sandiford <richard.sandiford@arm.com>
4272 Alan Hayward <alan.hayward@arm.com>
4273 David Sherwood <david.sherwood@arm.com>
4275 * rtl.h (subreg_size_offset_from_lsb): Declare.
4276 (subreg_offset_from_lsb): New function.
4277 (subreg_size_lowpart_offset): Declare.
4278 (subreg_lowpart_offset): Turn into an inline function.
4279 (subreg_size_highpart_offset): Declare.
4280 (subreg_highpart_offset): Turn into an inline function.
4281 * emit-rtl.c (subreg_size_lowpart_offset): New function.
4282 (subreg_size_highpart_offset): Likewise
4283 * rtlanal.c (subreg_size_offset_from_lsb): Likewise.
4285 2016-11-23 Richard Biener <rguenther@suse.de>
4287 PR tree-optimization/78482
4288 * tree-cfgcleanup.c: Include tree-ssa-loop-niter.h.
4289 (remove_forwarder_block_with_phi): When merging with a loop
4290 header creates a new latch reset number of iteration information
4293 2016-11-23 Eric Botcazou <ebotcazou@adacore.com>
4295 * config/sparc/sparc.md (*ashrsi3_extend): Rename to...
4296 (*ashrsi3_extend0): ...this. Accept constant integers.
4297 (*ashrsi3_extend2): Rename to...
4298 (*ashrsi3_extend1): ...this.
4299 (*ashrsi3_extend2): New pattern.
4300 (*lshrsi3_extend1): Accept constant integers.
4301 (*lshrsi3_extend2): Fix condition on operand 2.
4303 2016-11-23 Martin Liska <mliska@suse.cz>
4305 * config/i386/i386.c: Initialize function pointer to NULL.
4307 2016-11-23 Bin Cheng <bin.cheng@arm.com>
4309 * fold-const.c (fold_cond_expr_with_comparison): Move simplification
4310 for A == C1 ? A : C2 to below.
4311 * match.pd: Move from above to here:
4312 (cond (eq (convert1? x) c1) (convert2? x) c2)
4313 -> (cond (eq x c1) c1 c2).
4315 2016-11-23 Bin Cheng <bin.cheng@arm.com>
4317 * fold-const.c (fold_cond_expr_with_comparison): Move simplification
4318 for A cmp C1 ? A : C2 to below, also simplify remaining code.
4319 * match.pd: Move and extend simplification from above to here:
4320 (cond (cmp (convert1? x) c1) (convert2? x) c2) -> (minmax (x c)).
4321 * tree-if-conv.c (ifcvt_follow_ssa_use_edges): New func.
4322 (predicate_scalar_phi): Call fold_stmt using the new valueize func.
4324 2016-11-23 Martin Liska <mliska@suse.cz>
4325 Martin Jambor <mjambor@suse.cz>
4327 * doc/install.texi: Remove entry about --with-hsa-kmt-lib.
4329 2016-11-23 Aldy Hernandez <aldyh@redhat.com>
4332 * opts.c (finish_options): Set -fsyntax-only if running self tests.
4334 2016-11-23 Richard Biener <rguenther@suse.de>
4337 * match.pd ((~X & Y) -> X < Y, (X & ~Y) -> Y < X,
4338 (~X | Y) -> X <= Y, (X | ~Y) -> Y <= X): Remove.
4340 2016-11-23 Richard Biener <rguenther@suse.de>
4343 * tree.c (gimple_canonical_types_compatible_p): Ignore zero-sized
4346 2016-11-23 Richard Biener <rguenther@suse.de>
4347 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.rog>
4349 PR tree-optimization/78154
4350 * tree-vrp.c (gimple_stmt_nonzero_warnv_p): Return true if function
4351 returns it's argument and the argument is nonnull.
4352 * builtin-attrs.def: Define ATTR_RETURNS_NONNULL,
4353 ATT_RETNONNULL_NOTHROW_LEAF.
4354 * builtins.def (BUILT_IN_MEMPCPY): Change attribute to
4355 ATTR_RETNONNULL_NOTHROW_LEAF.
4356 (BUILT_IN_STPCPY): Likewise.
4357 (BUILT_IN_STPNCPY): Likewise.
4358 (BUILT_IN_MEMPCPY_CHK): Likewise.
4359 (BUILT_IN_STPCPY_CHK): Likewise.
4360 (BUILT_IN_STPNCPY_CHK): Likewise.
4361 (BUILT_IN_STRCAT): Change attribute to ATTR_RET1_NOTHROW_NONNULL_LEAF.
4362 (BUILT_IN_STRNCAT): Likewise.
4363 (BUILT_IN_STRNCPY): Likewise.
4364 (BUILT_IN_MEMSET_CHK): Likewise.
4365 (BUILT_IN_STRCAT_CHK): Likewise.
4366 (BUILT_IN_STRCPY_CHK): Likewise.
4367 (BUILT_IN_STRNCAT_CHK): Likewise.
4368 (BUILT_IN_STRNCPY_CHK): Likewise.
4370 2016-11-23 Naveen H.S <Naveen.Hurugalawadi@caviumnetworks.com>
4372 * fold-const.c (tree_expr_nonzero_p) : Make non-static.
4373 * fold-const.h (tree_expr_nonzero_p) : Declare.
4374 * match.pd (cmp (mult:c @0 @1) (mult:c @2 @1) : New Pattern.
4376 2016-11-23 Paolo Bonzini <bonzini@gnu.org>
4378 * system.h (HAVE_DESIGNATED_INITIALIZERS,
4379 HAVE_DESIGNATED_UNION_INITIALIZERS): Do not use
4380 "defined" in macros.
4381 * doc/cpp.texi (Defined): Mention -Wexpansion-to-defined.
4382 * doc/cppopts.texi (Invocation): Document -Wexpansion-to-defined.
4383 * doc/invoke.texi (Warning Options): Document -Wexpansion-to-defined.
4385 2016-11-23 Georg-Johann Lay <avr@gjlay.de>
4388 * config/avr/constraints.md (Csp): Widen range to [-11..6].
4389 * config/avr/avr.c (avr_prologue_setup_frame): Limit number
4390 of RCALLs in prologue to 3.
4392 2016-11-22 Michael Collison <michael.collison@arm.com>
4394 * config/aarch64/aarch64-protos.h
4395 (aarch64_and_split_imm1, aarch64_and_split_imm2)
4396 (aarch64_and_bitmask_imm): New prototypes
4397 * config/aarch64/aarch64.c (aarch64_and_split_imm1):
4398 New overloaded function to create bit mask covering the
4399 lowest to highest bits set.
4400 (aarch64_and_split_imm2): New overloaded functions to create bit
4401 mask of zeros between first and last bit set.
4402 (aarch64_and_bitmask_imm): New function to determine if a integer
4403 is a valid two instruction "and" operation.
4404 * config/aarch64/aarch64.md:(and<mode>3): New define_insn and _split
4405 allowing wider range of constants with "and" operations.
4406 * (ior<mode>3, xor<mode>3): Use new LOGICAL2 iterator to prevent
4407 "and" operator from matching restricted constant range used for
4408 ior and xor operators.
4409 * config/aarch64/constraints.md (UsO constraint): New SImode constraint
4410 for constants in "and" operantions.
4411 (UsP constraint): New DImode constraint for constants
4412 in "and" operations.
4413 * config/aarch64/iterators.md (lconst2): New mode iterator.
4414 (LOGICAL2): New code iterator.
4415 * config/aarch64/predicates.md (aarch64_logical_and_immediate): New
4417 (aarch64_logical_and_operand): New predicate allowing extended
4418 constants for "and" operations.
4420 2016-11-22 Walter Lee <walt@tilera.com>
4422 * config/tilegx/tilegx.md (trap): New pattern.
4423 * config/tilepro/tilepro.md (trap): Likewise.
4425 2016-11-22 Walter Lee <walt@tilera.com>
4427 * config/tilegx/tilegx.md (*zero_extract): Use
4428 define_insn_and_split instead of define_insn; Handle pos + size >
4430 (*sign_extract): Likewise.
4432 2016-11-22 Marek Polacek <polacek@redhat.com>
4434 PR tree-optimization/78455
4435 * tree-ssa-uninit.c (can_chain_union_be_invalidated_p): Fix typo.
4437 2016-11-22 Ian Lance Taylor <iant@golang.org>
4441 * godump.c (go_format_type): Always pass alignment as 1 when
4442 calling go_append_padding at end of struct/union.
4444 2016-11-22 Jakub Jelinek <jakub@redhat.com>
4447 * config/i386/avx512bwintrin.h (_mm512_setzero_qi,
4448 _mm512_setzero_hi): Removed.
4449 (_mm512_maskz_mov_epi16, _mm512_maskz_loadu_epi16,
4450 _mm512_maskz_mov_epi8, _mm512_maskz_loadu_epi8,
4451 _mm512_maskz_broadcastb_epi8, _mm512_maskz_set1_epi8,
4452 _mm512_maskz_broadcastw_epi16, _mm512_maskz_set1_epi16,
4453 _mm512_mulhrs_epi16, _mm512_maskz_mulhrs_epi16, _mm512_mulhi_epi16,
4454 _mm512_maskz_mulhi_epi16, _mm512_mulhi_epu16,
4455 _mm512_maskz_mulhi_epu16, _mm512_maskz_mullo_epi16,
4456 _mm512_cvtepi8_epi16, _mm512_maskz_cvtepi8_epi16, _mm512_cvtepu8_epi16,
4457 _mm512_maskz_cvtepu8_epi16, _mm512_permutexvar_epi16,
4458 _mm512_maskz_permutexvar_epi16, _mm512_avg_epu8, _mm512_maskz_avg_epu8,
4459 _mm512_maskz_add_epi8, _mm512_maskz_sub_epi8, _mm512_avg_epu16,
4460 _mm512_maskz_avg_epu16, _mm512_subs_epi8, _mm512_maskz_subs_epi8,
4461 _mm512_subs_epu8, _mm512_maskz_subs_epu8, _mm512_adds_epi8,
4462 _mm512_maskz_adds_epi8, _mm512_adds_epu8, _mm512_maskz_adds_epu8,
4463 _mm512_maskz_sub_epi16, _mm512_subs_epi16, _mm512_maskz_subs_epi16,
4464 _mm512_subs_epu16, _mm512_maskz_subs_epu16, _mm512_maskz_add_epi16,
4465 _mm512_adds_epi16, _mm512_maskz_adds_epi16, _mm512_adds_epu16,
4466 _mm512_maskz_adds_epu16, _mm512_srl_epi16, _mm512_maskz_srl_epi16,
4467 _mm512_packs_epi16, _mm512_sll_epi16, _mm512_maskz_sll_epi16,
4468 _mm512_maddubs_epi16, _mm512_maskz_maddubs_epi16, _mm512_unpackhi_epi8,
4469 _mm512_maskz_unpackhi_epi8, _mm512_unpackhi_epi16,
4470 _mm512_maskz_unpackhi_epi16, _mm512_unpacklo_epi8,
4471 _mm512_maskz_unpacklo_epi8, _mm512_unpacklo_epi16,
4472 _mm512_maskz_unpacklo_epi16, _mm512_shuffle_epi8,
4473 _mm512_maskz_shuffle_epi8, _mm512_min_epu16, _mm512_maskz_min_epu16,
4474 _mm512_min_epi16, _mm512_maskz_min_epi16, _mm512_max_epu8,
4475 _mm512_maskz_max_epu8, _mm512_max_epi8, _mm512_maskz_max_epi8,
4476 _mm512_min_epu8, _mm512_maskz_min_epu8, _mm512_min_epi8,
4477 _mm512_maskz_min_epi8, _mm512_max_epi16, _mm512_maskz_max_epi16,
4478 _mm512_max_epu16, _mm512_maskz_max_epu16, _mm512_sra_epi16,
4479 _mm512_maskz_sra_epi16, _mm512_srav_epi16, _mm512_maskz_srav_epi16,
4480 _mm512_srlv_epi16, _mm512_maskz_srlv_epi16, _mm512_sllv_epi16,
4481 _mm512_maskz_sllv_epi16, _mm512_maskz_packs_epi16, _mm512_packus_epi16,
4482 _mm512_maskz_packus_epi16, _mm512_abs_epi8, _mm512_maskz_abs_epi8,
4483 _mm512_abs_epi16, _mm512_maskz_abs_epi16, _mm512_dbsad_epu8,
4484 _mm512_maskz_dbsad_epu8, _mm512_srli_epi16, _mm512_maskz_srli_epi16,
4485 _mm512_slli_epi16, _mm512_maskz_slli_epi16, _mm512_shufflehi_epi16,
4486 _mm512_maskz_shufflehi_epi16, _mm512_shufflelo_epi16,
4487 _mm512_maskz_shufflelo_epi16, _mm512_srai_epi16,
4488 _mm512_maskz_srai_epi16, _mm512_packs_epi32,
4489 _mm512_maskz_packs_epi32, _mm512_packus_epi32,
4490 _mm512_maskz_packus_epi32): Use _mm512_setzero_si512 instead of
4491 _mm512_setzero_qi or _mm512_setzero_hi.
4492 (_mm512_maskz_alignr_epi8, _mm512_dbsad_epu8,
4493 _mm512_maskz_dbsad_epu8): Formatting fixes.
4494 (_mm512_srli_epi16, _mm512_maskz_srli_epi16, _mm512_slli_epi16,
4495 _mm512_maskz_slli_epi16, _mm512_shufflehi_epi16,
4496 _mm512_maskz_shufflehi_epi16, _mm512_shufflelo_epi16,
4497 _mm512_maskz_shufflelo_epi16, _mm512_srai_epi16,
4498 _mm512_maskz_srai_epi16): Use _mm512_setzero_si512 instead of
4499 _mm512_setzero_qi or _mm512_setzero_hi.
4501 2016-11-22 Nathan Sidwell <nathan@acm.org>
4503 * gcc-ar.c (main): Fix indentation.
4504 * gcov-io.c (gcov_write_summary): Remove extraneous {...}
4505 * ggc-page.c (move_ptes_to_front): Fix formatting.
4506 * hsa-dump.c (dump_has_cfun): Fix indentation.
4507 * sel-sched-ir.h: Remove trailing blank lines.
4509 2016-11-22 Jakub Jelinek <jakub@redhat.com>
4510 Alexander Monakov <amonakov@ispras.ru>
4512 * internal-fn.c (expand_GOMP_USE_SIMT): New function.
4513 * tree.c (omp_clause_num_ops): OMP_CLAUSE__SIMT_ has 0 operands.
4514 (omp_clause_code_name): Add _simt_ name.
4515 (walk_tree_1): Handle OMP_CLAUSE__SIMT_.
4516 * tree-core.h (enum omp_clause_code): Add OMP_CLAUSE__SIMT_.
4517 * omp-low.c (scan_sharing_clauses): Handle OMP_CLAUSE__SIMT_.
4518 (scan_omp_simd): New function.
4519 (scan_omp_1_stmt): Use it in target regions if needed.
4520 (omp_max_vf): Don't max with omp_max_simt_vf.
4521 (lower_rec_simd_input_clauses): Use omp_max_simt_vf if
4522 OMP_CLAUSE__SIMT_ is present.
4523 (lower_rec_input_clauses): Compute maybe_simt from presence of
4525 (lower_lastprivate_clauses): Likewise.
4526 (expand_omp_simd): Likewise. Remove explicit offloaded region check.
4527 (execute_omp_device_lower): Lower IFN_GOMP_USE_SIMT.
4528 * internal-fn.def (GOMP_USE_SIMT): New internal function.
4529 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__SIMT_.
4531 2016-11-22 Alexander Monakov <amonakov@ispras.ru>
4533 * internal-fn.c (expand_GOMP_SIMT_LANE): New.
4534 (expand_GOMP_SIMT_VF): New.
4535 (expand_GOMP_SIMT_LAST_LANE): New.
4536 (expand_GOMP_SIMT_ORDERED_PRED): New.
4537 (expand_GOMP_SIMT_VOTE_ANY): New.
4538 (expand_GOMP_SIMT_XCHG_BFLY): New.
4539 (expand_GOMP_SIMT_XCHG_IDX): New.
4540 * internal-fn.def (GOMP_SIMT_LANE): New.
4541 (GOMP_SIMT_VF): New.
4542 (GOMP_SIMT_LAST_LANE): New.
4543 (GOMP_SIMT_ORDERED_PRED): New.
4544 (GOMP_SIMT_VOTE_ANY): New.
4545 (GOMP_SIMT_XCHG_BFLY): New.
4546 (GOMP_SIMT_XCHG_IDX): New.
4547 * omp-low.c (omp_maybe_offloaded_ctx): New, outlined from...
4548 (create_omp_child_function): ...here. Set "omp target entrypoint"
4549 or "omp declare target" attribute based on is_gimple_omp_offloaded.
4550 (omp_max_simt_vf): New. Use it...
4551 (omp_max_vf): ...here.
4552 (lower_rec_input_clauses): Add reduction lowering for SIMT execution.
4553 (lower_lastprivate_clauses): Likewise, for "lastprivate" lowering.
4554 (lower_omp_ordered): Likewise, for "ordered" lowering.
4555 (expand_omp_simd): Add SIMT transforms.
4556 (pass_data_lower_omp): Add PROP_gimple_lomp_dev.
4557 (execute_omp_device_lower): New.
4558 (pass_data_omp_device_lower): New.
4559 (pass_omp_device_lower): New pass.
4560 (make_pass_omp_device_lower): New.
4561 * passes.def (pass_omp_device_lower): Position new pass.
4562 * tree-pass.h (PROP_gimple_lomp_dev): Define.
4563 (make_pass_omp_device_lower): Declare.
4565 2016-11-22 Jakub Jelinek <jakub@redhat.com>
4568 * config/i386/avx512vlintrin.h (_mm_setzero_di): Removed.
4569 (_mm_maskz_mov_epi64): Use _mm_setzero_si128 instead of
4571 (_mm_maskz_load_epi64): Likewise.
4572 (_mm_setzero_hi): Removed.
4573 (_mm_maskz_loadu_epi64): Use _mm_setzero_si128 instead of
4575 (_mm_abs_epi64, _mm_maskz_abs_epi64, _mm_maskz_srl_epi64,
4576 _mm_maskz_unpackhi_epi64, _mm_maskz_unpacklo_epi64,
4577 _mm_maskz_compress_epi64, _mm_srav_epi64, _mm_maskz_srav_epi64,
4578 _mm_maskz_sllv_epi64, _mm_maskz_srlv_epi64, _mm_rolv_epi64,
4579 _mm_maskz_rolv_epi64, _mm_rorv_epi64, _mm_maskz_rorv_epi64,
4580 _mm_min_epi64, _mm_max_epi64, _mm_max_epu64, _mm_min_epu64,
4581 _mm_lzcnt_epi64, _mm_maskz_lzcnt_epi64, _mm_conflict_epi64,
4582 _mm_maskz_conflict_epi64, _mm_sra_epi64, _mm_maskz_sra_epi64,
4583 _mm_maskz_sll_epi64, _mm_rol_epi64, _mm_maskz_rol_epi64,
4584 _mm_ror_epi64, _mm_maskz_ror_epi64, _mm_alignr_epi64,
4585 _mm_maskz_alignr_epi64, _mm_srai_epi64, _mm_maskz_slli_epi64):
4587 (_mm_cvtepi32_epi8, _mm256_cvtepi32_epi8, _mm_cvtsepi32_epi8,
4588 _mm256_cvtsepi32_epi8, _mm_cvtusepi32_epi8, _mm256_cvtusepi32_epi8,
4589 _mm_cvtepi32_epi16, _mm256_cvtepi32_epi16, _mm_cvtsepi32_epi16,
4590 _mm256_cvtsepi32_epi16, _mm_cvtusepi32_epi16, _mm256_cvtusepi32_epi16,
4591 _mm_cvtepi64_epi8, _mm256_cvtepi64_epi8, _mm_cvtsepi64_epi8,
4592 _mm256_cvtsepi64_epi8, _mm_cvtusepi64_epi8, _mm256_cvtusepi64_epi8,
4593 _mm_cvtepi64_epi16, _mm256_cvtepi64_epi16, _mm_cvtsepi64_epi16,
4594 _mm256_cvtsepi64_epi16, _mm_cvtusepi64_epi16, _mm256_cvtusepi64_epi16,
4595 _mm_cvtepi64_epi32, _mm256_cvtepi64_epi32, _mm_cvtsepi64_epi32,
4596 _mm256_cvtsepi64_epi32, _mm_cvtusepi64_epi32, _mm256_cvtusepi64_epi32,
4597 _mm_maskz_set1_epi32, _mm_maskz_set1_epi64): Formatting fixes.
4598 (_mm_maskz_cvtps_ph, _mm256_maskz_cvtps_ph): Use _mm_setzero_si128
4599 instead of _mm_setzero_hi.
4600 (_mm256_permutex_pd, _mm256_maskz_permutex_epi64, _mm256_insertf32x4,
4601 _mm256_maskz_insertf32x4, _mm256_inserti32x4, _mm256_maskz_inserti32x4,
4602 _mm256_extractf32x4_ps, _mm256_maskz_extractf32x4_ps,
4603 _mm256_shuffle_i32x4, _mm256_maskz_shuffle_i32x4, _mm256_shuffle_f64x2,
4604 _mm256_maskz_shuffle_f64x2, _mm256_shuffle_f32x4,
4605 _mm256_maskz_shuffle_f32x4, _mm256_maskz_shuffle_pd,
4606 _mm_maskz_shuffle_pd, _mm256_maskz_shuffle_ps, _mm_maskz_shuffle_ps,
4607 _mm256_maskz_srli_epi32, _mm_maskz_srli_epi32, _mm_maskz_srli_epi64,
4608 _mm256_mask_slli_epi32, _mm256_maskz_slli_epi32, _mm256_mask_slli_epi64,
4609 _mm256_maskz_slli_epi64, _mm256_roundscale_ps,
4610 _mm256_maskz_roundscale_ps, _mm256_roundscale_pd,
4611 _mm256_maskz_roundscale_pd, _mm_roundscale_ps, _mm_maskz_roundscale_ps,
4612 _mm_roundscale_pd, _mm_maskz_roundscale_pd, _mm256_getmant_ps,
4613 _mm256_maskz_getmant_ps, _mm_getmant_ps, _mm_maskz_getmant_ps,
4614 _mm256_getmant_pd, _mm256_maskz_getmant_pd, _mm_getmant_pd,
4615 _mm_maskz_getmant_pd, _mm256_maskz_shuffle_epi32,
4616 _mm_maskz_shuffle_epi32, _mm256_rol_epi32, _mm256_maskz_rol_epi32,
4617 _mm_rol_epi32, _mm_maskz_rol_epi32, _mm256_ror_epi32,
4618 _mm256_maskz_ror_epi32, _mm_ror_epi32, _mm_maskz_ror_epi32,
4619 _mm_maskz_alignr_epi32, _mm_maskz_alignr_epi64,
4620 _mm256_maskz_srai_epi32, _mm_maskz_srai_epi32, _mm_srai_epi64,
4621 _mm_maskz_srai_epi64, _mm256_maskz_permutex_pd,
4622 _mm256_maskz_permute_pd, _mm256_maskz_permute_ps, _mm_maskz_permute_pd,
4623 _mm_maskz_permute_ps, _mm256_permutexvar_ps): Formatting fixes.
4624 (_mm_maskz_slli_epi64, _mm_rol_epi64, _mm_maskz_rol_epi64,
4625 _mm_ror_epi64, _mm_maskz_ror_epi64): Use _mm_setzero_si128 instead of
4627 (_mm_maskz_cvtps_ph, _mm256_maskz_cvtps_ph): Use _mm_setzero_si128
4628 instead of _mm_setzero_hi.
4629 * config/i386/avx512dqintrin.h (_mm512_broadcast_f64x2,
4630 _mm512_broadcast_i64x2, _mm512_broadcast_f32x2, _mm512_broadcast_i32x2,
4631 _mm512_broadcast_f32x8, _mm512_broadcast_i32x8): Formatting fixes.
4632 (_mm512_extracti64x2_epi64, _mm512_maskz_extracti64x2_epi64): Use
4633 _mm_setzero_si128 instead of _mm_setzero_di.
4634 (_mm512_cvtt_roundpd_epi64, _mm512_mask_cvtt_roundpd_epi64,
4635 _mm512_maskz_cvtt_roundpd_epi64, _mm512_cvtt_roundpd_epu64,
4636 _mm512_mask_cvtt_roundpd_epu64, _mm512_maskz_cvtt_roundpd_epu64,
4637 _mm512_cvtt_roundps_epi64, _mm512_mask_cvtt_roundps_epi64,
4638 _mm512_maskz_cvtt_roundps_epi64, _mm512_cvtt_roundps_epu64,
4639 _mm512_mask_cvtt_roundps_epu64, _mm512_maskz_cvtt_roundps_epu64,
4640 _mm512_cvt_roundpd_epi64, _mm512_mask_cvt_roundpd_epi64,
4641 _mm512_maskz_cvt_roundpd_epi64, _mm512_cvt_roundpd_epu64,
4642 _mm512_mask_cvt_roundpd_epu64, _mm512_maskz_cvt_roundpd_epu64,
4643 _mm512_cvt_roundps_epi64, _mm512_mask_cvt_roundps_epi64,
4644 _mm512_maskz_cvt_roundps_epi64, _mm512_cvt_roundps_epu64,
4645 _mm512_mask_cvt_roundps_epu64, _mm512_maskz_cvt_roundps_epu64,
4646 _mm512_cvt_roundepi64_ps, _mm512_mask_cvt_roundepi64_ps,
4647 _mm512_maskz_cvt_roundepi64_ps, _mm512_cvt_roundepu64_ps,
4648 _mm512_mask_cvt_roundepu64_ps, _mm512_maskz_cvt_roundepu64_ps,
4649 _mm512_cvt_roundepi64_pd, _mm512_mask_cvt_roundepi64_pd,
4650 _mm512_maskz_cvt_roundepi64_pd, _mm512_cvt_roundepu64_pd,
4651 _mm512_mask_cvt_roundepu64_pd, _mm512_maskz_cvt_roundepu64_pd,
4652 _mm512_reduce_pd, _mm512_maskz_reduce_pd, _mm512_reduce_ps,
4653 _mm512_maskz_reduce_ps, _mm512_extractf32x8_ps,
4654 _mm512_maskz_extractf32x8_ps, _mm512_extractf64x2_pd,
4655 _mm512_maskz_extractf64x2_pd, _mm512_extracti32x8_epi32,
4656 _mm512_maskz_extracti32x8_epi32, _mm512_range_pd,
4657 _mm512_maskz_range_pd, _mm512_range_ps, _mm512_maskz_range_ps,
4658 _mm512_range_round_pd, _mm512_maskz_range_round_pd,
4659 _mm512_range_round_ps, _mm512_maskz_range_round_ps,
4660 _mm512_maskz_insertf64x2, _mm512_insertf32x8,
4661 _mm512_maskz_insertf32x8): Formatting fixes.
4662 (_mm512_extracti64x2_epi64, _mm512_maskz_extracti64x2_epi64): Use
4663 _mm_setzero_si128 instead of _mm_setzero_di.
4664 * config/i386/avx512vldqintrin.h (_mm_cvttpd_epi64,
4665 _mm_cvttpd_epu64, _mm_cvtpd_epi64, _mm_cvtpd_epu64,
4666 _mm_cvttps_epi64, _mm_maskz_cvttps_epi64, _mm_cvttps_epu64,
4667 _mm_maskz_cvttps_epu64, _mm_maskz_mullo_epi64, _mm_cvtps_epi64,
4668 _mm_maskz_cvtps_epi64, _mm_cvtps_epu64, _mm_maskz_cvtps_epu64,
4669 _mm256_extracti64x2_epi64, _mm256_maskz_extracti64x2_epi64): Use
4670 _mm_setzero_si128 instead of _mm_setzero_di.
4671 (_mm256_extracti64x2_epi64, _mm256_maskz_extracti64x2_epi64):
4673 * config/i386/avx512vlbwintrin.h (_mm_maskz_mov_epi8,
4674 _mm_maskz_loadu_epi16, _mm_maskz_mov_epi16, _mm_maskz_loadu_epi8,
4675 _mm_permutexvar_epi16, _mm_maskz_maddubs_epi16): Use
4676 _mm_setzero_si128 instead of _mm_setzero_hi.
4677 (_mm_maskz_min_epu16, _mm_maskz_max_epu8, _mm_maskz_max_epi8,
4678 _mm_maskz_min_epu8, _mm_maskz_min_epi8, _mm_maskz_max_epi16,
4679 _mm_maskz_max_epu16, _mm_maskz_min_epi16): Use _mm_setzero_si128
4680 instead of _mm_setzero_di.
4681 (_mm_dbsad_epu8, _mm_maskz_shufflehi_epi16,
4682 _mm_maskz_shufflelo_epi16): Use _mm_setzero_si128 instead of
4684 (_mm_maskz_shufflehi_epi16, _mm_maskz_shufflelo_epi16,
4685 _mm_maskz_slli_epi16): Use _mm_setzero_si128 instead of
4687 (_mm_maskz_alignr_epi8): Use _mm_setzero_si128 instead of
4689 (_mm_maskz_mulhi_epi16, _mm_maskz_mulhi_epu16, _mm_maskz_mulhrs_epi16,
4690 _mm_maskz_mullo_epi16, _mm_srav_epi16, _mm_srlv_epi16,
4691 _mm_sllv_epi16): Use _mm_setzero_si128 instead of _mm_setzero_hi.
4693 2016-11-22 Carl Love <cel@us.ibm.com>
4695 * config/rs6000/rs6000-c.c: Add built-in support for vector compare
4696 equal and vector compare not equal. The vector compares take two
4697 arguments of type vector bool char, vector bool short, vector bool int,
4698 vector bool long long with the same return type.
4699 * doc/extend.texi: Update built-in documentation file for the new
4702 2016-11-22 Uros Bizjak <ubizjak@gmail.com>
4704 * Makefile.in ($(lang_checks_parallelized)): Fix detection
4707 2016-11-22 Thomas Preud'homme <thomas.preudhomme@arm.com>
4709 * config.gcc: Allow new rmprofile value for configure option
4710 --with-multilib-list.
4711 * config/arm/t-rmprofile: New file.
4712 * doc/install.texi (--with-multilib-list): Document new rmprofile value
4715 2016-11-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4718 * config/arm/vfp.md (*movdi_vfp_cortexa8): Use 'q' constraints for the
4719 register operand in alternatives 4,5,6.
4721 2016-11-22 Thomas Preud'homme <thomas.preudhomme@arm.com>
4724 * config/arm/arm.c (thumb1_compute_save_reg_mask): Mark frame pointer
4725 in save register mask if it is needed.
4727 2016-11-22 Jakub Jelinek <jakub@redhat.com>
4729 PR tree-optimization/78436
4730 * gimple-ssa-store-merging.c (zero_char_buf): Removed.
4731 (shift_bytes_in_array, shift_bytes_in_array_right,
4732 merged_store_group::apply_stores): Formatting fixes.
4733 (clear_bit_region): Likewise. Use memset.
4734 (encode_tree_to_bitpos): Formatting fixes. Fix comment typos - EPXR
4735 instead of EXPR and inerted instead of inserted. Use memset instead
4736 of zero_char_buf. For !BYTES_BIG_ENDIAN decrease byte_size by 1
4740 * expmed.c (expand_divmod): Use wide_int for computation of
4741 op1_is_pow2. Don't set it if op1 is 0. Formatting fixes.
4742 Use size <= HOST_BITS_PER_WIDE_INT instead of
4743 HOST_BITS_PER_WIDE_INT >= size.
4745 PR tree-optimization/78445
4746 * tree-if-conv.c (tree_if_conversion): If any_pred_load_store or
4747 any_complicated_phi, version loop even if flag_tree_loop_if_convert
4748 is 1. Formatting fix.
4750 2016-11-22 Martin Liska <mliska@suse.cz>
4753 * ipa-icf.c (void sem_item::set_hash): Update m_hash_set.
4754 (sem_function::get_hash): Use the new field.
4755 (sem_function::parse): Remove an argument from ctor.
4756 (sem_variable::parse): Likewise.
4757 (sem_variable::get_hash): Use the new field.
4758 (sem_item_optimizer::read_section): Use new ctor and set hash.
4759 * ipa-icf.h: _hash is removed from sem_item::sem_item,
4760 sem_variable::sem_variable, sem_function::sem_function.
4762 2016-11-21 Jeff Law <law@redhat.com>
4765 * config/cris/cris.md: Don't call copy_to_mode_reg unless
4766 can_create_pseudo_p is true.
4768 2016-11-21 Segher Boessenkool <segher@kernel.crashing.org>
4771 * config/rs6000/rs6000.md (*rotlsi3_insert_5, *rotldi3_insert_6,
4772 *rotldi3_insert_7): New define_insns.
4774 2016-11-21 Michael Meissner <meissner@linux.vnet.ibm.com>
4776 * config/rs6000/rs6000.md (movdi_internal32): Change constraints
4777 so that DImode can be allocated to FP/vector registers in more
4778 cases, and we can avoid direct move operations. If the register
4779 needs reloading, prefer GPRs over FP/vector registers. In the
4780 case of FPR vs. Altivec registers, prefer FPR registers unless we
4781 have the ISA 3.0 reg+offset scalar instructions.
4782 (movdi_internal64): Likewise.
4784 2016-11-21 Jakub Jelinek <jakub@redhat.com>
4787 * omp-simd-clone.c (simd_clone_adjust_argument_types): Use NULL prefix
4788 for tmp simd array if DECL_NAME (parm) is NULL.
4790 2016-11-20 Jeff Law <law@redhat.com>
4793 * config/m68k/predicates.md (swap_peephole_relational_operator): New
4795 * config/m68k/m68k.md (relational tests against 65535/65536): New
4798 2016-11-21 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4800 * tree-ssa-loop-prefetch.c: Delete FIXME after the includes.
4802 2016-11-21 Martin Sebor <msebor@redhat.com>
4804 * doc/invoke.texi (-fprintf-return-value): Document that option
4805 is enabled by default.
4807 2016-11-21 Georg-Johann Lay <avr@gjlay.de>
4809 * config/avr/avr-c.c (avr_register_target_pragmas): Use C++
4810 for-loop declaration of loop variable.
4811 (avr_register_target_pragmas, avr_cpu_cpp_builtins): Same.
4812 * config/avr/avr.c (avr_popcount_each_byte)
4813 (avr_init_expanders, avr_regs_to_save, sequent_regs_live)
4814 (get_sequence_length, avr_prologue_setup_frame, avr_map_metric)
4815 (avr_expand_epilogue, avr_function_arg_advance)
4816 (avr_out_compare, avr_out_plus_1, avr_out_bitop, avr_out_fract)
4817 (avr_rotate_bytes, _reg_unused_after, avr_assemble_integer)
4818 (avr_adjust_reg_alloc_order, output_reload_in_const)
4819 (avr_conditional_register_usage, avr_find_unused_d_reg)
4820 (avr_map_decompose, avr_fold_builtin): Same.
4822 2016-11-21 Georg-Johann Lay <avr@gjlay.de>
4824 * config/avr/avr.c (avr_popcount): Remove static function.
4825 (avr_popcount_each_byte, avr_out_bitop): Use popcount_hwi instead.
4827 2016-11-21 Richard Earnshaw <rearnsha@arm.com>
4829 * arm.opt (mapcs-float): Delete option.
4830 * arm.c (arm_option_override): Remove hunk relating to
4832 * doc/invoke.texi (arm options): Remove documentation for -mapcs-float.
4834 2016-11-21 Richard Sandiford <richard.sandiford@arm.com>
4836 * tree-tailcall.c (process_assignment): Simplify the check for
4837 a valid copy, allowing the source to be a local variable as
4838 well as an SSA name.
4839 (find_tail_calls): Allow copies between local variables to follow
4840 the call. Allow the result to be stored in any local variable,
4841 even if it's an aggregate.
4842 (eliminate_tail_call): Check whether the result is an SSA name
4843 before updating its SSA_NAME_DEF_STMT.
4845 2016-11-21 David Malcolm <dmalcolm@redhat.com>
4847 PR preprocessor/78324
4848 * input.c (get_substring_ranges_for_loc): Fail gracefully if
4849 -ftrack-macro-expansion has a value other than 2.
4851 2016-11-21 Segher Boessenkool <segher@kernel.crashing.org>
4853 PR rtl-optimization/78400
4854 * shrink-wrap.c (try_shrink_wrapping_separate): Call
4855 df_update_entry_exit_and_calls instead of df_update_entry_block_defs
4856 and df_update_exit_block_uses.
4858 2016-11-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
4861 * doc/invoke.texi (-Wno-builtin-declaration-mismatch): Document the
4862 new default-enabled warning..
4863 * builtin-types.def (BT_CONST_TM_PTR): New primitive type.
4864 (BT_PTR_CONST_STRING): Updated.
4865 (BT_FN_SIZE_STRING_SIZE_CONST_STRING_CONST_PTR): Removed.
4866 (BT_FN_SIZE_STRING_SIZE_CONST_STRING_CONST_TM_PTR): New function type.
4867 * builtins.def (DEF_TM_BUILTIN): Disable BOTH_P for TM builtins.
4868 (strftime): Update builtin function.
4869 * tree-core.h (TI_CONST_TM_PTR_TYPE): New enum value.
4870 * tree.h (const_tm_ptr_type_node): New type node.
4871 * tree.c (free_lang_data, build_common_tree_nodes): Initialize
4872 const_tm_ptr_type_node.
4874 2016-11-21 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4876 PR tree-optimization/78413
4877 * tree-if-conv.c (versionable_outer_loop_p): Require that both
4878 inner and outer loop latches have single predecessors.
4880 2016-11-21 Georg-Johann Lay <avr@gjlay.de>
4883 * config/avr/avr.c (avr_decl_maybe_lds_p): New static function.
4884 (avr_encode_section_info) [TARGET_ABSDATA && AVR_TINY]: Use it.
4886 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4888 * rtl.h: Adjust prototype.
4889 * rtlanal.c (dead_or_set_p): Change argument type to rtx_insn *.
4890 (dead_or_set_regno_p): Likewise.
4892 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4894 * rtl.h: Adjust prototype.
4895 * rtlanal.c (add_int_reg_note): Change argument type to rtx_insn *.
4897 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4899 * function.c (contains): Change argument type to rtx_insn *.
4900 (prologue_contains): Likewise.
4901 (epilogue_contains): Likewise.
4902 (prologue_epilogue_contains): Likewise.
4903 * function.h: Adjust prototype.
4905 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4907 * optabs.c (emit_libcall_block): Change argument type to
4909 * optabs.h: Adjust prototype.
4911 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4913 * cfgrtl.c (delete_insn): Change argument type to rtx_insn *.
4914 (fixup_reorder_chain): Adjust.
4915 * cfgrtl.h: Adjust prototype.
4917 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4919 * rtl.h: Adjust prototype.
4920 * rtlanal.c (replace_label_in_insn): Change argument type to
4923 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4925 * config/v850/v850.c (expand_prologue): Adjust.
4926 (expand_epilogue): Likewise.
4927 * expr.c (init_expr_target): Likewise.
4928 * genrecog.c (print_subroutine): Always make the argument type
4930 * recog.h: Adjust prototype.
4932 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4934 * config/aarch64/aarch64.c (aarch64_emit_unlikely_jump): split
4935 up variables to make some rtx_insn *.
4936 * config/alpha/alpha.c (emit_unlikely_jump): Likewise.
4937 * config/arc/arc.c: Likewise.
4938 * config/arm/arm.c: Likewise.
4939 * config/mn10300/mn10300.c (mn10300_legitimize_pic_address): Likewise.
4940 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue):
4942 * config/spu/spu.c (spu_emit_branch_hint): Likewise.
4944 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4946 * config/arm/arm.c (legitimize_pic_address): Change to use
4947 rtx_insn * as the type of variables.
4948 (arm_pic_static_addr): Likewise.
4949 (arm_emit_movpair): Likewise.
4950 * config/c6x/c6x.c (reorg_split_calls): Likewise.
4951 * config/darwin.c (machopic_legitimize_pic_address): Likewise.
4952 * config/frv/frv.c (frv_optimize_membar_local): Likewise.
4953 * config/frv/frv.md: Likewise.
4954 * config/i386/i386-protos.h: Likewise.
4955 * config/i386/i386.c (ix86_expand_split_stack_prologue): Likewise.
4956 (ix86_split_fp_branch): Likewise.
4957 (predict_jump): Likewise.
4958 * config/ia64/ia64.c: Likewise.
4959 * config/mcore/mcore.c: Likewise.
4960 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Likewise.
4961 * config/s390/s390.c: Likewise.
4962 * config/s390/s390.md: Likewise.
4963 * config/spu/spu.md: Likewise.
4964 * config/tilegx/tilegx.c (tilegx_legitimize_tls_address): Likewise.
4965 * lower-subreg.c (resolve_simple_move): Likewise.
4967 2016-11-20 Jeff Law <law@redhat.com>
4970 * reload.h (struct target_reload): Make x_double_reg_address_ok
4972 * reload.c (find_reloads_address): Check if double_reg_address_ok
4973 is true for the mode of the memory reference.
4974 * reload1.c (init_reload): Initialize double_reg_address_ok for
4977 2016-11-20 Aldy Hernandez <aldyh@redhat.com>
4980 * tree-ssa-uninit.c: Define new global max_phi_args.
4981 (compute_uninit_opnds_pos): Use max_phi_args.
4982 (prune_uninit_phi_opnds): Same.
4983 (use_pred_not_overlap_with_undef_path_pred): Remove reference to
4984 missing NUM_PREDS in function comment.
4985 (can_one_predicate_be_invalidated_p): New.
4986 (can_chain_union_be_invalidated_p): New.
4987 (flatten_out_predicate_chains): New.
4988 (uninit_ops_invalidate_phi_use): New.
4989 (is_use_properly_guarded): Call uninit_ops_invalidate_phi_use.
4991 2016-11-20 Marc Glisse <marc.glisse@inria.fr>
4993 * fold-const.c (fold_comparison): Ignore EXACT_DIV_EXPR.
4994 * match.pd (A /[ex] B CMP C): New simplifications.
4996 2016-11-20 Marc Glisse <marc.glisse@inria.fr>
4998 * match.pd (0 / X, X / X, X % X): New simplifications.
5000 2016-11-19 Jakub Jelinek <jakub@redhat.com>
5002 * config/i386/i386.c (ix86_can_inline_p): Use || instead of &
5003 when checking if callee's isa flags are subset of caller's isa flags.
5004 Fix comment wording.
5006 * config/i386/i386.c (ix86_valid_target_attribute_tree): Don't
5007 clear opts->x_ix86_isa_flags, clear opts->x_ix86_isa_flags2
5008 instead and using = 0 instead of &= 0.
5010 * config/i386/i386.c (def_builtin, def_builtin2, def_builtin_const2,
5011 ix86_add_new_builtins): Formatting fixes.
5012 (ix86_expand_builtin): Use || instead of && for isa vs. isa2.
5013 (ix86_get_builtin): Likewise.
5015 * config/i386/i386.c (ix86_expand_builtin): Remove msk_mov variable,
5016 don't initialize it, don't use it for the case where it isn't
5017 provable %{z} nor using the same argument, instead move merge
5018 argument into a new pseudo and use that as target. Formatting fixes.
5020 2016-11-19 Jeff Law <law@redhat.com>
5023 * config/m68k/m68k.md (bsetdreg): New pattern.
5024 (bchgdreg, bclrdreg): Likewise.
5026 2016-11-19 Kaz Kojima <kkojima@gcc.gnu.org>
5029 * config/sh/sh-mem.cc (sh_expand_cmpnstr): Use copy_to_mode_reg
5030 instead of force_reg.
5031 (sh_expand_setmem): Likewise.
5033 2016-11-19 Krister Walfridsson <krister.walfridsson@gmail.com>
5035 * config.gcc (*-*-netbsd): Set use_gcc_stdint=wrap.
5037 2016-11-18 Walter Lee <walt@tilera.com>
5039 * config/tilegx/tilegx.c (tilegx_gen_bundles): Preserve
5040 end-of-bundle marker for consecutive barriers.
5042 2016-11-18 Walter Lee <walt@tilera.com>
5044 * config/tilegx/tilegx.md (clzsi2): Fix for big-endian.
5046 2016-11-18 Jakub Jelinek <jakub@redhat.com>
5049 * multiple_target.c (get_attr_len): Start with argnum and increment
5050 argnum on every arg. Use strchr in a loop instead of counting commas
5052 (get_attr_str): Increment argnum for every comma in the string.
5053 (separate_attrs): Use for instead of while loop, simplify.
5054 (expand_target_clones): Rename defenition argument to definition.
5055 Free attrs and attr_str even when diagnosing errors. Temporarily
5056 change input_location around targetm.target_option.valid_attribute_p
5057 calls. Don't emit warning or errors if that function fails.
5059 * dwarf2out.c (size_of_discr_list): Fix typo in function comment.
5062 * dwarf2out.c (abbrev_opt_base_type_end): New variable.
5063 (die_abbrev_cmp): Sort dies with die_abbrev smaller than
5064 abbrev_opt_base_type_end only by increasing die_abbrev, before
5066 (optimize_abbrev_table): Don't change abbrev numbers of
5067 base types and CU or optimize implicit consts in them if
5068 calc_base_type_die_sizes has been called during build_abbrev_table.
5069 (calc_base_type_die_sizes): If abbrev_opt_start, set
5070 abbrev_opt_base_type_end to one plus largest base type's die_abbrev.
5072 2016-11-18 Jeff Law <law@redhat.com>
5075 * config/m68k/m68k.c (moveq feeding equality comparison): New
5077 * config/m68k/predicates.md (addq_subq_operand): New predicate.
5078 (equality_comparison_operator): Likewise.
5080 2016-11-18 Richard Sandiford <richard.sandiford@arm.com>
5082 * rtlanal.c (load_extend_op): Move to...
5083 * rtl.h: ...here and make inline.
5085 2016-11-18 Terry Guo <terry.guo@arm.com>
5086 Thomas Preud'homme <thomas.preudhomme@arm.com>
5088 * common/config/arm/arm-common.c (arm_target_thumb_only): New function.
5089 * config/arm/arm-opts.h: Include arm-flags.h.
5090 (struct arm_arch_core_flag): Define.
5091 (arm_arch_core_flags): Define.
5092 * config/arm/arm-protos.h: Include arm-flags.h
5093 (FL_NONE, FL_ANY, FL_CO_PROC, FL_ARCH3M, FL_MODE26, FL_MODE32,
5094 FL_ARCH4, FL_ARCH5, FL_THUMB, FL_LDSCHED, FL_STRONG, FL_ARCH5E,
5095 FL_XSCALE, FL_ARCH6, FL_VFPV2, FL_WBUF, FL_ARCH6K, FL_THUMB2, FL_NOTM,
5096 FL_THUMB_DIV, FL_VFPV3, FL_NEON, FL_ARCH7EM, FL_ARCH7, FL_ARM_DIV,
5097 FL_ARCH8, FL_CRC32, FL_SMALLMUL, FL_NO_VOLATILE_CE, FL_IWMMXT,
5098 FL_IWMMXT2, FL_ARCH6KZ, FL2_ARCH8_1, FL2_ARCH8_2, FL2_FP16INST,
5099 FL_TUNE, FL_FOR_ARCH2, FL_FOR_ARCH3, FL_FOR_ARCH3M, FL_FOR_ARCH4,
5100 FL_FOR_ARCH4T, FL_FOR_ARCH5, FL_FOR_ARCH5T, FL_FOR_ARCH5E,
5101 FL_FOR_ARCH5TE, FL_FOR_ARCH5TEJ, FL_FOR_ARCH6, FL_FOR_ARCH6J,
5102 FL_FOR_ARCH6K, FL_FOR_ARCH6Z, FL_FOR_ARCH6ZK, FL_FOR_ARCH6KZ,
5103 FL_FOR_ARCH6T2, FL_FOR_ARCH6M, FL_FOR_ARCH7, FL_FOR_ARCH7A,
5104 FL_FOR_ARCH7VE, FL_FOR_ARCH7R, FL_FOR_ARCH7M, FL_FOR_ARCH7EM,
5105 FL_FOR_ARCH8A, FL2_FOR_ARCH8_1A, FL2_FOR_ARCH8_2A, FL_FOR_ARCH8M_BASE,
5106 FL_FOR_ARCH8M_MAIN, arm_feature_set, ARM_FSET_MAKE,
5107 ARM_FSET_MAKE_CPU1, ARM_FSET_MAKE_CPU2, ARM_FSET_CPU1, ARM_FSET_CPU2,
5108 ARM_FSET_EMPTY, ARM_FSET_ANY, ARM_FSET_HAS_CPU1, ARM_FSET_HAS_CPU2,
5109 ARM_FSET_HAS_CPU, ARM_FSET_ADD_CPU1, ARM_FSET_ADD_CPU2,
5110 ARM_FSET_DEL_CPU1, ARM_FSET_DEL_CPU2, ARM_FSET_UNION, ARM_FSET_INTER,
5111 ARM_FSET_XOR, ARM_FSET_EXCLUDE, ARM_FSET_IS_EMPTY,
5112 ARM_FSET_CPU_SUBSET): Move to ...
5113 * config/arm/arm-flags.h: This new file.
5114 * config/arm/arm.h (TARGET_MODE_SPEC_FUNCTIONS): Define.
5115 (EXTRA_SPEC_FUNCTIONS): Add TARGET_MODE_SPEC_FUNCTIONS to its value.
5116 (TARGET_MODE_SPECS): Define.
5117 (DRIVER_SELF_SPECS): Add TARGET_MODE_SPECS to its value.
5119 2016-11-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
5121 * config/arm/arm-protos.h (FL_NONE, FL_ANY, FL_CO_PROC, FL_ARCH3M,
5122 FL_MODE26, FL_MODE32, FL_ARCH4, FL_ARCH5, FL_THUMB, FL_LDSCHED,
5123 FL_STRONG, FL_ARCH5E, FL_XSCALE, FL_ARCH6, FL_VFPV2, FL_WBUF,
5124 FL_ARCH6K, FL_THUMB2, FL_NOTM, FL_THUMB_DIV, FL_VFPV3, FL_NEON,
5125 FL_ARCH7EM, FL_ARCH7, FL_ARM_DIV, FL_ARCH8, FL_CRC32, FL_SMALLMUL,
5126 FL_NO_VOLATILE_CE, FL_IWMMXT, FL_IWMMXT2, FL_ARCH6KZ, FL2_ARCH8_1,
5127 FL2_ARCH8_2, FL2_FP16INST): Reindent comment, add final dot when
5128 missing and make value unsigned.
5129 (arm_feature_set): Use unsigned entries instead of unsigned long.
5131 2016-11-18 Dominik Vogt <vogt@linux.vnet.ibm.com>
5133 Re-apply after PR bootstrap/77359 is fixed:
5134 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
5136 * explow.c (get_dynamic_stack_size): Take known alignment of stack
5137 pointer + STACK_DYNAMIC_OFFSET into account when calculating the
5140 2016-11-18 Dominik Vogt <vogt@linux.vnet.ibm.com>
5143 * config/rs6000/rs6000.c (rs6000_stack_info): Properly align local
5144 variables in functions calling alloca. Also update the ASCII
5146 * config/rs6000/rs6000.h (STARTING_FRAME_OFFSET)
5147 (STACK_DYNAMIC_OFFSET): Likewise.
5148 * config/rs6000/aix.h (STARTING_FRAME_OFFSET)
5149 (STACK_DYNAMIC_OFFSET): Copy AIX specific versions of the rs6000.h
5152 2016-11-18 Richard Sandiford <richard.sandiford@arm.com>
5153 Alan Hayward <alan.hayward@arm.com>
5154 David Sherwood <david.sherwood@arm.com>
5156 * combine.c (try_combine): Use rtx_mode_t instead of std::make_pair.
5157 * dwarf2out.c (mem_loc_descriptor, loc_descriptor): Likewise.
5158 (add_const_value_attribute): Likewise.
5159 * explow.c (plus_constant): Likewise.
5160 * expmed.c (expand_mult, make_tree): Likewise.
5161 * expr.c (convert_modes): Likewise.
5162 * loop-doloop.c (doloop_optimize): Likewise.
5163 * postreload.c (reload_cse_simplify_set): Likewise.
5164 * simplify-rtx.c (simplify_const_unary_operation): Likewise
5165 (simplify_binary_operation_1, simplify_const_binary_operation):
5167 (simplify_const_relational_operation, simplify_immed_subreg): Likewise.
5168 * wide-int.h: Update documentation to recommend rtx_mode_t
5169 instead of std::make_pair.
5171 2016-11-18 Richard Sandiford <richard.sandiford@arm.com>
5172 Alan Hayward <alan.hayward@arm.com>
5173 David Sherwood <david.sherwood@arm.com>
5175 * tree.h (SET_DECL_MODE): New macro.
5176 * cfgexpand.c (avoid_deep_ter_for_debug): Use SET_DECL_MODE.
5177 (expand_gimple_basic_block): Likewise.
5178 * function.c (split_complex_args): Likeise.
5179 * ipa-prop.c (ipa_modify_call_arguments): Likewise.
5180 * omp-simd-clone.c (ipa_simd_modify_stmt_ops): Likewise.
5181 * stor-layout.c (layout_decl, relayout_decl): Likewise.
5182 (finish_bitfield_representative): Likewise.
5183 * tree.c (make_node_stat): Likewise.
5184 * tree-inline.c (remap_ssa_name): Likewise.
5185 (tree_function_versioning): Likewise.
5186 * tree-into-ssa.c (rewrite_debug_stmt_uses): Likewise.
5187 * tree-sra.c (sra_ipa_reset_debug_stmts): Likewise.
5188 * tree-ssa-ccp.c (optimize_atomic_bit_test_and): Likewise.
5189 * tree-ssa-loop-ivopts.c (remove_unused_ivs): Likewise.
5190 * tree-ssa.c (insert_debug_temp_for_var_def): Likewise.
5191 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Likewise.
5192 * varasm.c (make_debug_expr_from_rtl): Likewise.
5194 2016-11-18 Segher Boessenkool <segher@kernel.crashing.org>
5196 PR rtl-optimization/71785
5197 * bb-reorder.c (maybe_duplicate_computed_goto): New function.
5198 (duplicate_computed_gotos): New function.
5199 (pass_duplicate_computed_gotos::execute): Rewrite.
5201 2016-11-17 Jeff Law <law@redhat.com>
5204 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a scheduling
5205 barrier prior to deallocating the stack.
5207 2016-11-17 Andrew Burgess <andrew.burgess@embecosm.com>
5209 * config/arc/arc.md (cmem bit/sign-extend peephole2): New peephole
5210 to make better use of cmem loads in the case where a single bit is
5212 * config/arc/predicates.md (ge_lt_comparison_operator): New predicate.
5214 2016-11-17 Andrew Senkevich <andrew.senkevich@intel.com>
5216 * config/i386/i386.c (processor_features): Add F_AVX5124VNNIW,
5218 (isa_names_table): Handle new features.
5220 2016-11-17 Kirill Yukhin <kirill.yukhin@gmail.com>
5221 Andrew Senkevich <andrew.senkevich@intel.com>
5223 * common/config/i386/i386-common.c (OPTION_MASK_ISA_AVX5124FMAPS_SET,
5224 OPTION_MASK_ISA_AVX5124FMAPS_UNSET, OPTION_MASK_ISA_AVX5124VNNIW_SET,
5225 OPTION_MASK_ISA_AVX5124VNNIW_UNSET): New.
5226 (ix86_handle_option): Handle OPT_mavx5124fmaps, OPT_mavx5124vnniw.
5227 * config.gcc: Add avx5124fmapsintrin.h, avx5124vnniwintrin.h.
5228 * config/i386/avx5124fmapsintrin.h: New file.
5229 * config/i386/avx5124vnniwintrin.h: Ditto.
5230 * config/i386/constraints.md (h): New constraint.
5231 * config/i386/cpuid.h (bit_AVX5124VNNIW, bit_AVX5124FMAPS): New.
5232 * config/i386/driver-i386.c (host_detect_local_cpu):
5233 Detect avx5124fmaps, avx5124vnniw.
5234 * config/i386/i386-builtin-types.def: Add types
5235 V16SF_FTYPE_V16SF_V16SF_V16SF_V16SF_V16SF_PCV4SF_V16SF_UHI,
5236 V16SF_FTYPE_V16SF_V16SF_V16SF_V16SF_V16SF_PCV4SF,
5237 V4SF_FTYPE_V4SF_V4SF_V4SF_V4SF_V4SF_PCV4SF,
5238 V4SF_FTYPE_V4SF_V4SF_V4SF_V4SF_V4SF_PCV4SF_V4SF_UQI,
5239 V16SI_FTYPE_V16SI_V16SI_V16SI_V16SI_V16SI_PCV4SI,
5240 V16SI_FTYPE_V16SI_V16SI_V16SI_V16SI_V16SI_PCV4SI_V16SI_UHI.
5241 * config/i386/i386-builtin.def (__builtin_ia32_4fmaddps_mask,
5242 __builtin_ia32_4fmaddps, __builtin_ia32_4fmaddss,
5243 __builtin_ia32_4fmaddss_mask, __builtin_ia32_4fnmaddps_mask,
5244 __builtin_ia32_4fnmaddps, __builtin_ia32_4fnmaddss,
5245 __builtin_ia32_4fnmaddss_mask, __builtin_ia32_vp4dpwssd,
5246 __builtin_ia32_vp4dpwssd_mask, __builtin_ia32_vp4dpwssds,
5247 __builtin_ia32_vp4dpwssds_mask): New.
5248 * config/i386/i386-c.c (ix86_target_macros_internal):
5249 Define __AVX5124FMAPS__, __AVX5124VNNIW__.
5250 * config/i386/i386-modes.def: Fixed comment typos, added new
5251 modes (VECTOR_MODES (FLOAT, 256), VECTOR_MODE (INT, SI, 64)).
5252 * config/i386/i386.c (ix86_target_string): Add -mavx5124fmaps,
5254 (PTA_AVX5124FMAPS, PTA_AVX5124VNNIW): Define.
5255 (ix86_option_override_internal): Handle new options.
5256 (ix86_valid_target_attribute_inner_p): Add avx5124fmaps,
5258 (ix86_expand_builtin): Handle new builtins.
5259 (ix86_additional_allocno_class_p): New.
5260 * config/i386/i386.h (TARGET_AVX5124FMAPS, TARGET_AVX5124FMAPS_P,
5261 TARGET_AVX5124VNNIW, TARGET_AVX5124VNNIW_P): Define.
5262 (reg_class): Add MOD4_SSE_REGS.
5263 (MOD4_SSE_REG_P, MOD4_SSE_REGNO_P): New.
5264 * config/i386/i386.opt: Add mavx5124fmaps, mavx5124vnniw.
5265 * config/i386/immintrin.h: Include avx5124fmapsintrin.h,
5266 avx5124vnniwintrin.h.
5267 * config/i386/sse.md (unspec): Add UNSPEC_VP4FMADD, UNSPEC_VP4FNMADD,
5268 UNSPEC_VP4DPWSSD, UNSPEC_VP4DPWSSDS.
5269 (define_mode_iterator IMOD4): New.
5270 (define_mode_attr imod4_narrow): Ditto.
5271 (define_insn "mov<mode>"): Ditto.
5272 (define_insn "avx5124fmaddps_4fmaddps"): Ditto.
5273 (define_insn "avx5124fmaddps_4fmaddps_mask"): Ditto.
5274 (define_insn "avx5124fmaddps_4fmaddps_maskz"): Ditto.
5275 (define_insn "avx5124fmaddps_4fmaddss"): Ditto.
5276 (define_insn "avx5124fmaddps_4fmaddss_mask"): Ditto.
5277 (define_insn "avx5124fmaddps_4fmaddss_maskz"): Ditto.
5278 (define_insn "avx5124fmaddps_4fnmaddps"): Ditto.
5279 (define_insn "avx5124fmaddps_4fnmaddps_mask"): Ditto.
5280 (define_insn "avx5124fmaddps_4fnmaddps_maskz"): Ditto.
5281 (define_insn "avx5124fmaddps_4fnmaddss"): Ditto.
5282 (define_insn "avx5124fmaddps_4fnmaddss_mask"): Ditto.
5283 (define_insn "avx5124fmaddps_4fnmaddss_maskz"): Ditto.
5284 (define_insn "avx5124vnniw_vp4dpwssd"): Ditto.
5285 (define_insn "avx5124vnniw_vp4dpwssd_mask"): Ditto.
5286 (define_insn "avx5124vnniw_vp4dpwssd_maskz"): Ditto.
5287 (define_insn "avx5124vnniw_vp4dpwssds"): Ditto.
5288 (define_insn "avx5124vnniw_vp4dpwssds_mask"): Ditto.
5289 (define_insn "avx5124vnniw_vp4dpwssds_maskz"): Ditto.
5290 * init-regs.c (initialize_uninitialized_regs): Add emit_clobber call.
5291 * genmodes.c (mode_size_inline): Extend return type.
5292 * machmode.h (mode_size, mode_base_align): Extend type.
5294 2016-11-17 Michael Meissner <meissner@linux.vnet.ibm.com>
5297 * config/rs6000/predicates.md (fusion_addis_mem_combo_load): Add
5298 the appropriate checks for SFmode/DFmode load/stores in GPR
5300 (fusion_addis_mem_combo_store): Likewise.
5301 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Rename
5302 fusion_fpr_* to fusion_vsx_* and add in support for ISA 3.0 scalar
5303 d-form instructions for traditional Altivec registers.
5304 (emit_fusion_p9_load): Likewise.
5305 (emit_fusion_p9_store): Likewise.
5306 * config/rs6000/rs6000.md (p9 fusion store peephole2): Remove
5307 early clobber from scratch register. Do not match if the register
5308 being stored is the scratch register.
5309 (fusion_vsx_<P:mode>_<FPR_FUSION:mode>_load): Rename fusion_fpr_*
5310 to fusion_vsx_* and add in support for ISA 3.0 scalar d-form
5311 instructions for traditional Altivec registers.
5312 (fusion_fpr_<P:mode>_<FPR_FUSION:mode>_load): Likewise.
5313 (fusion_vsx_<P:mode>_<FPR_FUSION:mode>_store): Likewise.
5314 (fusion_fpr_<P:mode>_<FPR_FUSION:mode>_store): Likewise.
5316 2016-11-17 Thomas Preud'homme <thomas.preudhomme@arm.com>
5319 * config/arm/arm.c (thumb1_expand_prologue): Distinguish between lr
5320 being live in the function and lr needing to be saved. Distinguish
5321 between already saved pushable registers and registers to push.
5322 Check for LR being an available pushable register.
5324 2016-11-17 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
5326 * config/i386/i386.md (cmpstrnsi): New test to bail out if neither
5327 string input is a string constant.
5328 * builtins.c (expand_builtin_strncmp): Attempt expansion of strncmp
5329 via cmpstrnsi even if neither string is constant.
5331 2016-11-17 Jakub Jelinek <jakub@redhat.com>
5334 * varasm.c (default_use_anchors_for_symbol_p): Fix a comment typo.
5335 Don't test decl != NULL. Don't look at DECL_SIZE, but DECL_SIZE_UNIT
5336 instead, return false if it is NULL, or doesn't fit into uhwi, or
5337 is larger or equal to targetm.max_anchor_offset.
5339 2016-11-17 Pip Cet <pipcet@gmail.com>
5340 Eric Botcazou <ebotcazou@adacore.com>
5342 PR rtl-optimization/78355
5343 * doc/tm.texi.in (SLOW_UNALIGNED_ACCESS): Document that the macro only
5344 needs to deal with unaligned accesses.
5345 * doc/tm.texi: Regenerate.
5346 * lra-constraints.c (simplify_operand_subreg): Only invoke
5347 SLOW_UNALIGNED_ACCESS on innermode if the MEM is not aligned enough.
5349 2016-11-17 David Malcolm <dmalcolm@redhat.com>
5351 * input.c (selftest::test_lexer_string_locations_long_line): New
5353 (selftest::test_lexer_string_locations_raw_string_multiline): New
5355 (selftest::input_c_tests): Call the new functions, via
5356 for_each_line_table_case.
5358 2016-11-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5360 * config/aarch64/aarch64.md (mov<mode>): Call
5361 aarch64_split_dimode_const_store on DImode constant stores.
5362 * config/aarch64/aarch64-protos.h (aarch64_split_dimode_const_store):
5364 * config/aarch64/aarch64.c (aarch64_split_dimode_const_store): New
5367 2016-11-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5368 Richard Biener <rguenther@suse.de>
5370 PR tree-optimization/77848
5371 * tree-if-conv.c (tree_if_conversion): Always version loops unless
5372 the user specified -ftree-loop-if-convert.
5374 2016-11-17 Bernd Edlinger <bernd.edlinger@hotmail.de>
5377 * config/arm/arm.md (*thumb2_ldrd, *thumb2_ldrd_base,
5378 *thumb2_ldrd_base_neg, *thumb2_strd, *thumb2_strd_base,
5379 *thumb2_strd_base_neg): Recognize insn regardless of
5380 current_tune->prefer_ldrd_strd.
5381 * config/arm/ldrdstrd.md: Enable all ldrd/strd peephole rules
5384 2016-11-17 Claudiu Zissulescu <claziss@synopsys.com>
5386 * config/arc/arc.c (arc_ccfsm_post_advance): Handle return
5389 2016-11-17 Claudiu Zissulescu <claziss@synopsys.com>
5391 * config/arc/arc-arches.def: Add FPX quarkse instruction as valid
5393 * config/arc/arc-c.def (__ARC_FPX_QUARK__): Define.
5394 * config/arc/arc-cpus.def (quarkse_em): Add.
5395 * config/arc/arc-options.def (FL_FPX_QUARK, FL_QUARK): Likewise.
5396 * config/arc/arc-opts.h (FPX_QK): Define.
5397 * config/arc/arc-tables.opt: Regenerate.
5398 * config/arc/arc.c (gen_compare_reg): Change.
5399 (arc_register_move_cost): Avoid Dy,Dx moves.
5400 * config/arc/arc.h (TARGET_HARD_FLOAT): Change.
5401 (TARGET_FPX_QUARK, TARGET_FP_ASSIST): Define.
5402 * config/arc/arc.md (divsf3, sqrtsf2, fix_truncsfsi2, floatsisf2):
5404 * config/arc/fpu.md (divsf3_fpu, sqrtsf2_fpu, floatsisf2_fpu)
5405 (fix_truncsfsi2_fpu): Rename.
5406 * config/arc/fpx.md (cmp_quark, cmpsf_quark_, cmpsf_quark_ord)
5407 (cmpsf_quark_uneq, cmpsf_quark_eq, divsf3_quark, sqrtsf2_quark)
5408 (fix_truncsfsi2_quark, floatsisf2_quark): New patterns.
5409 * config/arc/t-multilib: Regenerate.
5411 2016-11-17 Georg-Johann Lay <avr@gjlay.de>
5413 * config/avr/avr.c (avr_print_operand_address): Use CONST_INT_P if
5415 (ashlqi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out): Same.
5416 (ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Same.
5417 (avr_rtx_costs_1, extra_constraint_Q): Same.
5418 (avr_address_cost): Use SUBREG_P if possible.
5420 2016-11-17 Richard Biener <rguenther@suse.de>
5423 * tree-cfgcleanup.c (cleanup_control_flow_bb): Do not turn
5424 non-local goto into CFG.
5426 2016-11-17 Richard Biener <rguenther@suse.de>
5428 * common.opt (ftree-loop-if-convert-stores): Mark as preserved for
5429 backward compatibility.
5430 * doc/invoke.texi (ftree-loop-if-convert-stores): Remove.
5431 * tree-if-conv.c (pass_if_conversion::gate): Do not test
5432 flag_tree_loop_if_convert_stores.
5433 (pass_if_conversion::execute): Likewise.
5435 2016-11-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5437 * config/aarch64/predicates.md (aarch64_reg_or_fp_zero): Check for
5438 const_double code before calling aarch64_float_const_zero_rtx_p.
5440 2016-11-17 Richard Biener <rguenther@suse.de>
5442 PR tree-optimization/78306
5443 * ipa-inline-analysis.c (initialize_inline_failed): Do not
5444 inhibit inlining if function calls cilk_spawn.
5445 (can_inline_edge_p): Likewise.
5447 2016-11-17 Richard Biener <rguenther@suse.de>
5450 * fold-const.c (negate_expr_p): Fix multiplication case.
5452 2016-11-17 Chung-Lin Tang <cltang@codesourcery.com>
5455 * config/nios2/nios2.c (nios2_init_libfuncs): Remove TARGET_LINUX_ABI
5457 (TARGET_INIT_LIBFUNCS): Delete definition and...
5458 * config/nios2/linux.h (TARGET_INIT_LIBFUNCS): ...move to here, add
5461 2016-11-17 Krister Walfridsson <krister.walfridsson@gmail.com>
5463 * config/netbsd-stdint.h: New.
5464 * config.gcc (i[34567]86-*-netbsd): Add netbsd-stdint.h to tm_file.
5465 (x86_64-*-netbsd*): Likewise.
5467 2016-11-16 Andrew PInski <apinski@cavium.com>
5469 * config/aarch64/aarch64.opt (mverbose-cost-dump): New option.
5470 * config/aarch64/aarch64.c (aarch64_rtx_costs): Use
5471 flag_aarch64_verbose_cost instead of checking for details dump.
5472 (aarch64_rtx_costs_wrapper): Likewise.
5474 2016-11-16 Jakub Jelinek <jakub@redhat.com>
5476 PR rtl-optimization/78378
5477 * combine.c (make_extraction): Use force_to_mode for non-{REG,MEM}
5478 inner only if pos is 0. Fix up formatting.
5480 2016-11-17 Alan Modra <amodra@gmail.com>
5482 PR rtl-optimization/78325
5483 PR rtl-optimization/70890
5484 * ira.c (combine_and_move_insns): Only remove REG_EQUIV notes
5487 2016-11-16 Jason Merrill <jason@redhat.com>
5489 * rtl.h: Declare gt_ggc_mx and gt_pch_nx.
5491 2016-11-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5492 Richard Biener <rguenther@suse.de>
5494 PR tree-optimization/77848
5495 * tree-if-conv.c (version_loop_for_if_conversion): When versioning
5496 an outer loop, only save basic block aux information for the inner
5498 (versionable_outer_loop_p): New function.
5499 (tree_if_conversion): Version the outer loop instead of the inner
5500 one if the pattern will be recognized for outer-loop
5503 2016-11-16 Andrew Burgess <andrew.burgess@embecosm.com>
5505 * gcc/bb-reorder.c: Remove 'toplev.h' include.
5506 (pass_partition_blocks::gate): No longer check
5507 user_defined_section_attribute, instead check the function decl
5508 for a section attribute.
5509 * gcc/c-family/c-attribs.c (handle_section_attribute): No longer
5510 set user_defined_section_attribute.
5511 * gcc/final.c (rest_of_handle_final): Likewise.
5512 * gcc/toplev.c: Remove definition of user_defined_section_attribute.
5513 * gcc/toplev.h: Remove declaration of
5514 user_defined_section_attribute.
5516 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
5518 * config/mips/mips.md (casesi_internal_mips16_<mode>):
5519 Explicitly switch between JR and JRC for the table jump. Adjust
5522 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
5524 * config/mips/mips.md (casesi_internal_mips16_<mode>): Set
5525 `insn_count' to 11 rather than 16.
5527 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
5529 * config/mips/mips.md (casesi_internal_mips16_<mode>): Use the
5530 `ltu' rather than `leu' operation in the RTL pattern
5532 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
5534 * config/mips/mips.md (casesi_internal_mips16_<mode>): Add
5535 missing <d> instruction prefixes throughout. Correct
5538 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
5540 * config/mips/mips.c (mips_output_jump): Output R_MICROMIPS_JALR
5541 rather than R_MIPS_JALR relocation in microMIPS code. Do not
5542 cancel short delay slots in PIC call relaxation.
5544 2016-11-16 Thomas Preud'homme <thomas.preudhomme@arm.com>
5546 * config/arm/arm.md (arm_addsi3): Add alternative for addition of
5547 general register with general register or ARM constant into SP
5550 2016-11-16 Jakub Jelinek <jakub@redhat.com>
5553 * omp-low.c (expand_omp_for_static_nochunk): Don't assert
5554 that loop->header == body_bb if broken_loop.
5556 2015-11-16 Wilco Dijkstra <wdijkstr@arm.com>
5558 * tree-ssa-math-opts.c (bswap_replace): Remove test
5559 of SLOW_UNALIGNED_ACCESS.
5561 2016-11-16 Alexander Monakov <amonakov@ispras.ru>
5563 * config/nvptx/mkoffload.c (main): Check that either OpenACC or OpenMP
5564 is selected. Pass -mgomp to offload compiler in OpenMP case.
5565 * config/nvptx/nvptx-protos.h (nvptx_shuffle_kind): Move enum
5566 declaration from nvptx.c.
5567 (nvptx_gen_shuffle): Declare.
5568 (nvptx_output_set_softstack): Declare.
5569 * config/nvptx/nvptx.c (nvptx_shuffle_kind): Move to nvptx-protos.h.
5570 (need_softstack_decl): New variable.
5571 (need_unisimt_decl): New variable.
5572 (diagnose_openacc_conflict): New. Use it...
5573 (nvptx_option_override): ...here. Handle TARGET_GOMP.
5574 (nvptx_encode_section_info): Handle "shared" attribute.
5575 (write_as_kernel): Restrict to OpenACC target regions.
5576 (init_softstack_frame): New.
5577 (nvptx_init_unisimt_predicate): New.
5578 (write_omp_entry): New. Use it...
5579 (nvptx_declare_function_name): ...here to emit OpenMP target region
5580 entrypoints. Handle TARGET_SOFT_STACK. Call
5581 nvptx_init_unisimt_predicate.
5582 (nvptx_output_set_softstack): New.
5583 (nvptx_get_drap_rtx): Return %argp as the DRAP if needed.
5584 (nvptx_gen_shuffle): Export.
5585 (nvptx_output_call_insn): Handle COND_EXEC patterns. Emit instruction
5587 (nvptx_print_operand): Fix handling of instruction predicates.
5588 (nvptx_get_unisimt_master): New helper function.
5589 (nvptx_get_unisimt_predicate): Ditto.
5590 (nvptx_call_insn_is_syscall_p): Ditto.
5591 (nvptx_unisimt_handle_set): Ditto.
5592 (nvptx_reorg_uniform_simt): New. Transform code for -muniform-simt.
5593 (nvptx_reorg): Call nvptx_reorg_uniform_simt.
5594 (nvptx_handle_shared_attribute): New. Use it...
5595 (nvptx_attribute_table): ... here (new entry).
5596 (nvptx_record_offload_symbol): Handle NULL attributes.
5597 (nvptx_file_end): Handle need_softstack_decl and need_unisimt_decl.
5598 (nvptx_simt_vf): New.
5599 (TARGET_SIMT_VF): Define.
5600 * config/nvptx/nvptx.h (TARGET_CPU_CPP_BUILTINS): Define
5601 __nvptx_softstack or __nvptx_unisimt__ when -msoft-stack, or resp.
5602 -muniform-simt option is active.
5603 (STACK_SIZE_MODE): Define.
5604 (FIXED_REGISTERS): Adjust.
5605 (SOFTSTACK_SLOT_REGNUM): New.
5606 (SOFTSTACK_PREV_REGNUM): New.
5607 (REGISTER_NAMES): Adjust.
5608 (struct machine_function): New fields.
5609 * config/nvptx/nvptx.md (UNSPEC_SET_SOFTSTACK): New.
5610 (UNSPEC_VOTE_BALLOT): Ditto.
5611 (UNSPEC_LANEID): Ditto.
5612 (UNSPECV_NOUNROLL): Ditto.
5613 (atomic): New attribute.
5614 (predicable): New attribute. Generate predicated forms via
5616 (br_true): Mark as not predicable.
5618 (br_true_uni): Ditto.
5619 (br_false_uni): Ditto.
5621 (trap_if_true): Ditto.
5622 (trap_if_false): Ditto.
5623 (nvptx_fork): Ditto.
5624 (nvptx_forked): Ditto.
5625 (nvptx_joining): Ditto.
5626 (nvptx_join): Ditto.
5627 (nvptx_barsync): Ditto.
5628 (epilogue): Emit stack restore if TARGET_SOFT_STACK.
5629 (allocate_stack): Implement for TARGET_SOFT_STACK. Remove unused code.
5630 (allocate_stack_<mode>): Remove unused pattern.
5631 (set_softstack_insn): New pattern.
5632 (restore_stack_block): Handle for TARGET_SOFT_STACK.
5633 (nvptx_vote_ballot): New pattern.
5634 (omp_simt_lane): Ditto.
5635 (omp_simt_last_lane): Ditto.
5636 (omp_simt_ordered): Ditto.
5637 (omp_simt_vote_any): Ditto.
5638 (omp_simt_xchg_bfly): Ditto.
5639 (omp_simt_xchg_idx): Ditto.
5640 (nvptx_nounroll): Ditto.
5641 (atomic_compare_and_swap<mode>_1): Mark with atomic attribute.
5642 (atomic_exchange<mode>): Ditto.
5643 (atomic_fetch_add<mode>): Ditto.
5644 (atomic_fetch_addsf): Ditto.
5645 (atomic_fetch_<logic><mode>): Ditto.
5646 * config/nvptx/nvptx.opt (msoft-stack): New option.
5647 (muniform-simt): Ditto.
5649 * config/nvptx/t-nvptx (MULTILIB_OPTIONS): New.
5650 * doc/extend.texi (Nvidia PTX Variable Attributes): New section.
5651 * doc/invoke.texi (msoft-stack): Document.
5652 (muniform-simt): Document
5654 * doc/tm.texi: Regenerate.
5655 * doc/tm.texi.in (TARGET_SIMT_VF): New hook.
5656 * target.def: Define it.
5657 * target-insns.def (omp_simt_lane): New.
5658 (omp_simt_last_lane): New.
5659 (omp_simt_ordered): New.
5660 (omp_simt_vote_any): New.
5661 (omp_simt_xchg_bfly): New.
5662 (omp_simt_xchg_idx): New.
5664 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
5666 * config/mips/mips-protos.h (mips_set_text_contents_type): New
5668 * config/mips/mips.h (ASM_OUTPUT_BEFORE_CASE_LABEL): New macro.
5669 (ASM_OUTPUT_CASE_END): Likewise.
5670 * config/mips/mips.c (mips_set_text_contents_type): New function.
5671 (mips16_emit_constants): Record the pool's initial label number
5672 with the `consttable' insn. Emit a `consttable_end' insn at the end.
5673 (mips_final_prescan_insn): Call `mips_set_text_contents_type'
5674 for `consttable' insns.
5675 (mips_final_postscan_insn): Call `mips_set_text_contents_type'
5676 for `consttable_end' insns.
5677 * config/mips/mips.md (unspec): Add UNSPEC_CONSTTABLE_END enum value.
5678 (consttable): Add operand.
5679 (consttable_end): New insn.
5681 2016-11-16 Yuri Rumyantsev <ysrumyan@gmail.com>
5683 * params.def (PARAM_VECT_EPILOGUES_NOMASK): New.
5684 * tree-if-conv.c (tree_if_conversion): Make public.
5685 * * tree-if-conv.h: New file.
5686 * tree-vect-data-refs.c (vect_analyze_data_ref_dependences) Avoid
5687 dynamic alias checks for epilogues.
5688 * tree-vect-loop-manip.c (vect_do_peeling): Return created epilog.
5689 * tree-vect-loop.c: include tree-if-conv.h.
5690 (new_loop_vec_info): Add zeroing orig_loop_info field.
5691 (vect_analyze_loop_2): Don't try to enhance alignment for epilogues.
5692 (vect_analyze_loop): Add argument ORIG_LOOP_INFO which is not NULL
5693 if epilogue is vectorized, set up orig_loop_info field of loop_vinfo
5694 using passed argument.
5695 (vect_transform_loop): Check if created epilogue should be returned
5696 for further vectorization with less vf. If-convert epilogue if
5697 required. Print vectorization success for epilogue.
5698 * tree-vectorizer.c (vectorize_loops): Add epilogue vectorization
5699 if it is required, pass loop_vinfo produced during vectorization of
5700 loop body to vect_analyze_loop.
5701 * tree-vectorizer.h (struct _loop_vec_info): Add new field
5703 (LOOP_VINFO_ORIG_LOOP_INFO): New.
5704 (LOOP_VINFO_EPILOGUE_P): New.
5705 (LOOP_VINFO_ORIG_VECT_FACTOR): New.
5706 (vect_do_peeling): Change prototype to return epilogue.
5707 (vect_analyze_loop): Add argument of loop_vec_info type.
5708 (vect_transform_loop): Return created loop.
5710 2016-11-16 Segher Boessenkool <segher@kernel.crashing.org>
5712 * config/rs6000/rs6000.c (rs6000_components_for_bb): Mark the LR
5713 component as used also if LR_REGNO is a live input to the bb.
5714 * df-scan.c (df_get_entry_block_def_set): Return immediately after
5715 clearing the set if DF_SCAN_EMPTY_ENTRY_EXIT is set.
5716 (df_get_exit_block_use_set): Ditto.
5717 * df.h (df_scan_flags): New enum.
5718 * shrink-wrap.c (try_shrink_wrapping_separate): Set
5719 DF_SCAN_EMPTY_ENTRY_EXIT in df_scan->local_flags, and call
5720 df_update_entry_block_defs and df_update_exit_block_uses
5721 at the start; clear the flag and call those functions at the end.
5723 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
5724 Alan Hayward <alan.hayward@arm.com>
5725 David Sherwood <david.sherwood@arm.com>
5727 * tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): Set
5728 nb_iterations to the number of latch iterations rather than the
5729 number of loop iterations.
5731 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
5732 Alan Hayward <alan.hayward@arm.com>
5733 David Sherwood <david.sherwood@arm.com>
5735 * combine.c (maybe_swap_commutative_operands): New function.
5736 (combine_simplify_rtx): Use it.
5737 (change_zero_ext): Likewise.
5738 (make_compound_operation_int): New function, split out of...
5739 (make_compound_operation): ...here. Use
5740 maybe_swap_commutative_operands for both.
5742 2016-11-16 Richard Earnshaw <rearnsha@arm.com>
5744 * arm/arm-fpus.def (vfpv2): New FPU, currently an alias for 'vfp'.
5745 (neon-vfpv3): New FPU, currently an alias for 'neon'.
5746 * arm/arm-tables.opt: Regenerated.
5747 * arm/t-aprofile (MULTILIB_REUSE): Add reuse rules for vfpv2 and
5749 * doc/invoke.texi (ARM: -mfpu): Document new options. Note that 'vfp'
5750 and 'neon' are aliases for specific implementations.
5752 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
5753 Alan Hayward <alan.hayward@arm.com>
5754 David Sherwood <david.sherwood@arm.com>
5756 * optabs.c (vector_compare_rtx): Add a cmp_mode parameter
5757 and use it in the final call to gen_rtx_fmt_ee.
5758 (expand_vec_cond_expr): Update accordingly.
5759 (expand_vec_cmp_expr): Likewise.
5761 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
5762 Alan Hayward <alan.hayward@arm.com>
5763 David Sherwood <david.sherwood@arm.com>
5765 * cprop.c (local_cprop_find_used_regs): Use df_read_modify_subreg_p.
5767 2016-11-16 Richard Biener <rguenther@suse.de>
5770 * gimplify.c (gimplify_function_tree): Do not instrument
5771 GNU extern inline functions.
5773 2016-11-16 Martin Liska <mliska@suse.cz>
5776 * gimplify.c (gimplify_switch_expr): Always save previous
5777 gimplify_ctxp->live_switch_vars.
5779 2016-11-16 Andrew Burgess <andrew.burgess@embecosm.com>
5781 * config/arc/arc.md (movb peephole2): New peephole2 to merge two
5782 zero_extract operations to allow a movb to occur.
5783 * testsuite/gcc.target/arc/movb-1.c: Update little endian arc results.
5784 * testsuite/gcc.target/arc/movb-2.c: Likewise.
5785 * testsuite/gcc.target/arc/movb-5.c: Likewise.
5786 * testsuite/gcc.target/arc/movh_cl-1.c: Extend test to cover
5789 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
5790 Alan Hayward <alan.hayward@arm.com>
5791 David Sherwood <david.sherwood@arm.com>
5793 * expr.c (emit_group_load_1): Tighten check for whether an
5794 access involves only one operand of a CONCAT. Use extract_bit_field
5795 for constants if the bit range does span the whole operand.
5797 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
5798 Alan Hayward <alan.hayward@arm.com>
5799 David Sherwood <david.sherwood@arm.com>
5801 * rtlanal.c (rtx_addr_can_trap_p_1): Handle unknown sizes.
5803 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
5804 Alan Hayward <alan.hayward@arm.com>
5805 David Sherwood <david.sherwood@arm.com>
5807 * tree-vect-loop.c (vect_transform_loop): Protect the updates of
5808 all three iteration counts with an any_* test. Use a single update
5809 for each count. Fix the calculation of nb_iterations_estimate.
5811 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
5813 * config/pdp11/pdp11.c: Include dbxout.h.
5815 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
5817 * config/arc/arc.c (arc_loop_hazard): Add missing brackets.
5819 2016-11-16 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5822 * config/arm/arm.md (*extv_reg): Restrict operands 2 and 3 to the
5823 proper ranges for an SBFX instruction.
5824 (extzv_t2): Likewise for UBFX.
5826 2016-11-16 Richard Biener <rguenther@suse.de>
5828 PR tree-optimization/78348
5829 * tree-loop-distribution.c (enum partition_kind): Add PKIND_MEMMOVE.
5830 (generate_memcpy_builtin): Honor PKIND_MEMCPY on the partition.
5831 (classify_partition): Set PKIND_MEMCPY if dependence analysis
5832 revealed no dependency, PKIND_MEMMOVE otherwise.
5834 2016-11-16 Jakub Jelinek <jakub@redhat.com>
5837 * ubsan.c (ubsan_build_overflow_builtin): Add DATAP argument, if
5838 it points to non-NULL tree, use it instead of ubsan_create_data.
5839 (instrument_si_overflow): Handle vector signed integer overflow
5841 * ubsan.h (ubsan_build_overflow_builtin): Add DATAP argument.
5842 * tree-vrp.c (simplify_internal_call_using_ranges): Punt for
5843 vector IFN_UBSAN_CHECK_*.
5844 * internal-fn.c (expand_addsub_overflow): Add DATAP argument,
5845 pass it through to ubsan_build_overflow_builtin.
5846 (expand_neg_overflow, expand_mul_overflow): Likewise.
5847 (expand_vector_ubsan_overflow): New function.
5848 (expand_UBSAN_CHECK_ADD, expand_UBSAN_CHECK_SUB,
5849 expand_UBSAN_CHECK_MUL): Use tit for vector arithmetics.
5850 (expand_arith_overflow): Adjust expand_*_overflow callers.
5852 2016-11-16 Matthias Klose <doko@ubuntu.com>
5854 * doc/install.texi: Remove references to java/libjava.
5856 2016-11-16 Kugan Vivekanandarajah <kuganv@linaro.org>
5858 * tree-ssa-coalesce.c (register_default_def): Remove
5859 register_ssa_partition.
5860 (create_outofssa_var_map): Likewise.
5861 * tree-ssa-live.c (register_ssa_partition_check): Remove.
5862 * tree-ssa-live.h (register_ssa_partition): Likewise.
5864 2016-11-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
5866 * genattrtab.c (attr_rtx_1): Avoid allocating new rtx objects.
5867 Clear ATTR_CURR_SIMPLIFIED_P for re-used binary rtx objects.
5868 Use DEF_ATTR_STRING for string arguments. Use RTL_HASH for
5869 integer arguments. Only set ATTR_PERMANENT_P on newly hashed
5870 rtx when all sub-rtx are also permanent.
5871 (attr_eq): Simplify.
5872 (attr_copy_rtx): Remove.
5873 (make_canonical, get_attr_value): Use attr_equal_p.
5874 (copy_boolean): Rehash NOT.
5875 (simplify_test_exp_in_temp,
5876 optimize_attrs): Remove call to attr_copy_rtx.
5877 (attr_alt_intersection, attr_alt_union,
5878 attr_alt_complement, mk_attr_alt): Rehash EQ_ATTR_ALT.
5879 (make_automaton_attrs): Use attr_eq.
5881 2016-11-15 Matthias Klose <doko@ubuntu.com>
5883 * doc/install.texi: Remove references to java/libjava.
5884 * doc/sourcebuild.texi: Likewise.
5885 * doc/invoke.texi: Likewise.
5886 * doc/standards.texi: Likewise.
5888 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
5889 Alan Hayward <alan.hayward@arm.com>
5890 David Sherwood <david.sherwood@arm.com>
5892 * config/i386/i386.h (INCOMING_RETURN_ADDR_RTX): Use Pmode instead
5894 * config/ia64/ia64.h (INCOMING_RETURN_ADDR_RTX): Likewise.
5895 * config/iq2000/iq2000.h (INCOMING_RETURN_ADDR_RTX): Likewise.
5896 * config/m68k/m68k.h (INCOMING_RETURN_ADDR_RTX): Likewise.
5897 * config/microblaze/microblaze.h (INCOMING_RETURN_ADDR_RTX): Likewise.
5898 * config/mips/mips.h (INCOMING_RETURN_ADDR_RTX): Likewise.
5899 * config/mn10300/mn10300.h (INCOMING_RETURN_ADDR_RTX): Likewise.
5900 * config/nios2/nios2.h (INCOMING_RETURN_ADDR_RTX): Likewise.
5902 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
5903 Alan Hayward <alan.hayward@arm.com>
5904 David Sherwood <david.sherwood@arm.com>
5906 * dce.c (check_argument_store): Pass the size instead of
5907 the memory reference.
5908 (find_call_stack_args): Pass MEM_SIZE to check_argument_store.
5910 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
5911 Alan Hayward <alan.hayward@arm.com>
5912 David Sherwood <david.sherwood@arm.com>
5914 * alias.c (canon_rtx): Use simplify_gen_binary.
5916 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
5917 Alan Hayward <alan.hayward@arm.com>
5918 David Sherwood <david.sherwood@arm.com>
5920 * rtl.h (load_extend_op): Declare.
5921 * rtlanal.c (load_extend_op): New function.
5922 (nonzero_bits1): Use it.
5923 (num_sign_bit_copies1): Likewise.
5924 * cse.c (cse_insn): Likewise.
5925 * fold-const.c (fold_single_bit_test): Likewise.
5926 (fold_unary_loc): Likewise.
5927 * fwprop.c (free_load_extend): Likewise.
5928 * postreload.c (reload_cse_simplify_set): Likewise.
5929 (reload_cse_simplify_operands): Likewise.
5930 * combine.c (try_combine): Likewise.
5931 (simplify_set): Likewise. Remove redundant SUBREG_BYTE and
5932 subreg_lowpart_p checks.
5934 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
5935 Alan Hayward <alan.hayward@arm.com>
5936 David Sherwood <david.sherwood@arm.com>
5938 * combine.c (simplify_shift_const_1): Use the number of bits
5939 in the inner mode to determine the range of the shift.
5940 When handling shifts of vectors, skip any rules that apply
5943 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
5944 Alan Hayward <alan.hayward@arm.com>
5945 David Sherwood <david.sherwood@arm.com>
5947 * rtlanal.c (num_sign_bit_copies1): Calculate bitwidth after
5950 2016-11-15 Matthias Klose <doko@ubuntu.com>
5952 * doc/install.texi: Remove references to gcj/libjava.
5953 * doc/invoke.texi: Likewise.
5955 2016-11-15 Jeff Law <law@redhat.com>
5957 * tree-ssa-threadbackward.c (fsm_find_thread_path): Remove unneeded
5958 parameter. Callers changed.
5959 (check-subpath_and_update_thread_path): Extracted from
5960 fsm_find_control_statement_thread_paths.
5961 (handle_phi, handle_assignment, handle_assignment_p): Likewise.
5962 (handle_phi, handle_assignment): Allow any constant node, not
5965 2016-11-15 Claudiu Zissulescu <claziss@synopsys.com>
5967 * config/arc/arc-arch.h: New file.
5968 * config/arc/arc-arches.def: Likewise.
5969 * config/arc/arc-cpus.def: Likewise.
5970 * config/arc/arc-options.def: Likewise.
5971 * config/arc/t-multilib: Likewise.
5972 * config/arc/genmultilib.awk: Likewise.
5973 * config/arc/genoptions.awk: Likewise.
5974 * config/arc/arc-tables.opt: Likewise.
5975 * config/arc/driver-arc.c: Likewise.
5976 * testsuite/gcc.target/arc/nps400-cpu-flag.c: Likewise.
5977 * common/config/arc/arc-common.c (arc_handle_option): Trace
5979 * config.gcc (arc*-*-*): Add arc-tables.opt to arc's extra
5980 options; check for supported cpu against arc-cpus.def file.
5981 (arc*-*-elf*, arc*-*-linux-uclibc*): Use new make fragment; define
5982 TARGET_CPU_BUILD macro; add driver-arc.o as an extra object.
5983 * config/arc/arc-c.def: Add emacs local variables.
5984 * config/arc/arc-opts.h (processor_type): Use arc-cpus.def file.
5985 (FPU_FPUS, FPU_FPUD, FPU_FPUDA, FPU_FPUDA_DIV, FPU_FPUDA_FMA)
5986 (FPU_FPUDA_ALL, FPU_FPUS_DIV, FPU_FPUS_FMA, FPU_FPUS_ALL)
5987 (FPU_FPUD_DIV, FPU_FPUD_FMA, FPU_FPUD_ALL): New defines.
5988 (DEFAULT_arc_fpu_build): Define.
5989 (DEFAULT_arc_mpy_option): Define.
5990 * config/arc/arc-protos.h (arc_init): Delete.
5991 * config/arc/arc.c (arc_cpu_name): New variable.
5992 (arc_selected_cpu, arc_selected_arch, arc_arcem, arc_archs)
5993 (arc_arc700, arc_arc600, arc_arc601): New variable.
5994 (arc_init): Add static; remove selection of default tune value,
5995 cleanup obsolete error messages.
5996 (arc_override_options): Make use of .def files for selecting the
5997 right cpu and option configurations.
5998 * config/arc/arc.h (stdbool.h): Include.
5999 (TARGET_CPU_DEFAULT): Define.
6000 (CPP_SPEC): Remove mcpu=NPS400 handling.
6001 (arc_cpu_to_as): Declare.
6002 (EXTRA_SPEC_FUNCTIONS): Define.
6003 (OPTION_DEFAULT_SPECS): Likewise.
6004 (ASM_DEFAULT): Remove.
6005 (ASM_SPEC): Use arc_cpu_to_as.
6006 (DRIVER_SELF_SPECS): Remove deprecated options.
6007 (arc_base_cpu): Declare.
6008 (TARGET_ARC600, TARGET_ARC601, TARGET_ARC700, TARGET_EM)
6009 (TARGET_HS, TARGET_V2, TARGET_ARC600): Make them use arc_base_cpu
6011 (MULTILIB_DEFAULTS): Use ARC_MULTILIB_CPU_DEFAULT.
6012 * config/arc/arc.md (attr_cpu): Remove.
6013 * config/arc/arc.opt (mno-mpy): Deprecate.
6014 (mcpu=ARC600, mcpu=ARC601, mcpu=ARC700, mcpu=NPS400, mcpu=ARCEM)
6015 (mcpu=ARCHS): Remove.
6016 (mcrc, mdsp-packa, mdvbf, mmac-d16, mmac-24, mtelephony, mrtsc):
6018 (mbarrel_shifte, mspfp_, mdpfp_, mdsp_pack, mmac_): Remove.
6019 (arc_fpu): Use new defines.
6020 (mpy-option): Change to use numeric or string like inputs.
6021 * config/arc/t-arc (driver-arc.o): New target.
6022 (arc-cpus, t-multilib, arc-tables.opt): Likewise.
6023 * config/arc/t-arc-newlib: Delete.
6024 * config/arc/t-arc-uClibc: Renamed to t-uClibc.
6025 * doc/invoke.texi (ARC): Update arc options.
6027 2016-11-15 Maciej W. Rozycki <macro@imgtec.com>
6029 * config/mips/mips.c (mips16_emit_constants): Emit `consttable'
6030 insn at the beginning of the constant pool.
6031 (mips_insert_insn_pseudos): New function.
6032 (mips_machine_reorg2): Call it.
6033 * config/mips/mips.md (unspec): Add UNSPEC_CONSTTABLE and
6034 UNSPEC_INSN_PSEUDO enum values.
6035 (insn_pseudo, consttable): New insns.
6037 2016-11-15 Michael Matz <matz@suse.de>
6039 PR missed-optimization/77881
6040 * combine.c (simplify_comparison): Remove useless subregs
6041 also inside the loop, not just after it.
6042 (make_compound_operation): Recognize some subregs as being
6045 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
6046 Alan Hayward <alan.hayward@arm.com>
6047 David Sherwood <david.sherwood@arm.com>
6049 * dwarf2out.c (mem_loc_descriptor): Fix GET_MODE_CLASS/
6052 2016-11-14 Michael Meissner <meissner@linux.vnet.ibm.com>
6054 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Add support
6055 for using xxinsertw and vinsert{b,h} on ISA 3.0.
6057 * config/rs6000/vsx.md (vsx_extract_<mode>): Update comment.
6058 (vsx_set_<mode>_p9): New insn to generate xxinsertw and
6059 vinsert{b,h} on ISA 3.0.
6061 2016-11-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
6063 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
6064 and cmpnop in two steps: first the ones not accessed in original gimple
6065 expression in a endian independent way and then the ones not accessed
6066 in the final result in an endian-specific way.
6067 (bswap_replace): Stop doing big endian adjustment.
6069 2016-11-14 Uros Bizjak <ubizjak@gmail.com>
6071 * config/i386/i386.md (*andndi3_doubleword): Merge operand constraints.
6072 (*ashl<mode>3_doubleword): Ditto.
6074 2016-11-14 Martin Liska <mliska@suse.cz>
6076 * tree-ssa-dse.c (dse_optimize_stmt): Remove quotes and extra new line.
6078 2016-11-14 Prasad Ghangal <prasad.ghangal@gmail.com>
6079 Richard Biener <rguenther@suse.de>
6081 * doc/invoke.texi (fgimple): Document.
6082 * dumpfile.h (TDF_GIMPLE): Add.
6083 * dumpfile.c (dump_options): Add gimple.
6084 * gimple-pretty-print.c (dump_gimple_switch): Adjust dump
6086 (dump_gimple_label): Likewise.
6087 (dump_gimple_phi): Likewise.
6088 (dump_gimple_bb_header): Likewise.
6089 (dump_phi_nodes): Likewise.
6090 (pp_cfg_jump): Likewise. Pass in dump flags.
6091 (dump_implicit_edges): Adjust.
6092 * passes.c (pass_init_dump_file): Do not dump function header
6094 * tree-cfg.c (dump_function_to_file): Dump function return type
6095 and __GIMPLE keyword for TDF_GIMPLE. Change guard for dumping
6097 * tree-pretty-print.c (dump_decl_name): Adjust dump for TDF_GIMPLE.
6098 (dump_generic_node): Likewise.
6099 * function.h (struct function): Add pass_startwith member.
6100 * passes.c (execute_one_pass): Implement startwith.
6101 * tree-ssanames.c (make_ssa_name_fn): New argument, check for version
6102 and assign proper version for parsed ssa names.
6103 * tree-ssanames.h (make_ssa_name_fn): Add new argument to the function.
6104 * internal-fn.c (expand_PHI): New function.
6105 * internal-fn.h (expand_PHI): Declared here.
6106 * internal-fn.def: New defination for PHI.
6107 * tree-cfg.c (lower_phi_internal_fn): New function.
6108 (build_gimple_cfg): Call it.
6109 (verify_gimple_call): Condition for passing label as arg in internal
6111 * tree-into-ssa.c (rewrite_add_phi_arguments): Handle already
6112 present PHIs with arguments.
6114 2016-11-14 Martin Liska <mliska@suse.cz>
6117 * common.opt: Add prefer-atomic as a new enum value for
6119 * coretypes.h: Likewise.
6120 * doc/invoke.texi: Document the new option value.
6121 * gcc.c: Replace atomic with prefer-atomic. Remove warning.
6122 * tree-profile.c (tree_profiling): Select default value
6123 of -fprofile-update when 'prefer-atomic' is selected.
6125 2016-11-14 Wilco Dijkstra <wdijkstr@arm.com>
6127 * config/arm/cortex-a57.md (cortex_a57_alu): Move extend here, bfm...
6128 (cortex_a57_alu_shift): ...here.
6130 2016-11-14 Wilco Dijkstra <wdijkstr@arm.com>
6132 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3)
6134 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
6135 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
6136 (<optab>si3_insn_uxtw): Likewise.
6137 (<optab><mode>3_insn): Likewise.
6138 (<ANY_EXTEND:optab><GPI:mode>_ashl<SHORT:mode>): Likewise.
6139 (zero_extend<GPI:mode>_lshr<SHORT:mode>): Likewise.
6140 (extend<GPI:mode>_ashr<SHORT:mode>): Likewise.
6141 (<optab><mode>): Likewise.
6142 (insv<mode>): Likewise.
6143 (andim_ashift<mode>_bfiz): Likewise.
6144 * config/aarch64/thunderx.md (thunderx_shift): Add bfx.
6145 * config/arm/cortex-a53.md (cortex_a53_alu_shift): Likewise.
6146 * config/arm/cortex-a57.md (cortex_a57_alu): Add bfx.
6147 * config/arm/exynos-m1.md (exynos_m1_alu): Add bfx.
6148 (exynos_m1_alu_p): Likewise.
6149 * config/arm/types.md: Add bfx.
6150 * config/arm/xgene1.md (xgene1_bfm): Add bfx.
6152 2016-11-14 Wilco Dijkstra <wdijkstr@arm.com>
6154 * config/aarch64/aarch64.c (cortexa57_vector_cost):
6155 Change vec_stmt_cost, vec_align_load_cost and vec_unalign_load_cost.
6157 2016-11-14 Richard Biener <rguenther@suse.de>
6159 PR tree-optimization/78312
6160 * gimple-ssa-backprop.c (backprop::prepare_change): Reset
6161 flow-sensitive info.
6163 2016-11-14 Georg-Johann Lay <avr@gjlay.de>
6166 * doc/invoke.texi (AVR Options) [-mabsdata]: Document new option.
6167 * config/avr/avr.opt (-mabsdata): New option.
6168 * config/avr/avr-arch.h (avr_device_specific_features): Add AVR_ISA_LDS.
6169 * config/avr/avr.c (avr_encode_section_info) [AVR_TINY]: If
6170 -mabsdata & symbol is not progmem, tag as AVR_SYMBOL_FLAG_TINY_ABSDATA.
6171 * config/avr/avr-mcus.def (attiny4/5/9/10/20): Use AVR_ISA_LDS.
6172 * config/avr/gen-avr-mmcu-specs.c (print_mcu): Print cc1_absdata
6173 spec depending on AVR_ISA_LDS.
6174 * config/avr/specs.h (CC1_SPEC): Enhanced by cc1_absdata spec.
6176 2016-11-13 Jakub Jelinek <jakub@redhat.com>
6178 * match.pd: Don't try to compare addresses of variables with
6181 2016-11-13 Kugan Vivekanandarajah <kuganv@linaro.org>
6183 * ipa-cp.c (ipa_get_jf_pass_through_result): Skip unary expressions.
6184 (propagate_vr_accross_jump_function): Handle unary expressions.
6185 * ipa-prop.c (ipa_set_jf_unary_pass_through): New.
6186 (load_from_param_1): New.
6187 (load_from_unmodified_param): Factor common part into load_from_param_1.
6188 (load_from_param): New.
6189 (compute_complex_assign_jump_func): Handle unary expressions.
6190 (update_jump_functions_after_inlining): Likewise.
6191 (ipa_write_jump_function): Likewise.
6192 (ipa_read_jump_function): Likewise.
6194 2016-11-13 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
6197 * doc/invoke.texi: Document Wrestrict.
6198 * pretty-print.c (pp_format): Add case for "Z" specifier.
6199 (test_pp_format): Test "Z" specifier.
6201 2016-11-13 Eric Botcazou <ebotcazou@adacore.com>
6203 * ipa-icf.c (sem_function::merge): Do not create a wrapper also if the
6204 original function needs a static chain.
6206 2016-11-13 David Edelsohn <dje.gcc@gmail.com>
6209 * config/rs6000/rs6000.c (rs6000_asm_weaken_decl): Protect
6212 2016-11-12 Segher Boessenkool <segher@kernel.crashing.org>
6215 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Don't
6216 return early if !optional_tbtab.
6218 2016-11-11 Eric Botcazou <ebotcazou@adacore.com>
6220 PR rtl-optimization/59461
6221 * doc/rtl.texi (paradoxical subregs): Add missing word.
6222 * combine.c (reg_nonzero_bits_for_combine): Do not discard results
6223 in modes with precision larger than that of last_set_mode.
6224 * rtlanal.c (nonzero_bits1) <SUBREG>: If WORD_REGISTER_OPERATIONS is
6225 set and LOAD_EXTEND_OP is appropriate, propagate results from inner
6226 REGs to paradoxical SUBREGs.
6227 (num_sign_bit_copies1) <SUBREG>: Likewise. Check that the mode is not
6228 larger than a word before invoking LOAD_EXTEND_OP on it.
6230 2016-11-11 Michael Meissner <meissner@linux.vnet.ibm.com>
6233 * config/rs6000/vsx.md (vsx_extract_<mode>_p9): Correct the
6234 element order for little endian ordering.
6236 * config/rs6000/altivec.md (reduc_plus_scal_<mode>): Use
6237 VECTOR_ELT_ORDER_BIG and not BYTES_BIG_ENDIAN to adjust element
6240 2016-11-11 Uros Bizjak <ubizjak@gmail.com>
6243 * config/i386/i386.md (rotate to rotatex splitter): Avoid overflow
6244 when calculating operand 2.
6245 (rotate to rotatex zext splitter): Ditto.
6247 2016-11-11 Jeff Law <law@redhat.com>
6249 * gimple-ssa-isolate-paths.c (is_divmod_with_given_divisor): New
6251 (stmt_uses_name_in_undefined_way): New function, extracted from
6252 find_implicit_erroneous_behavior and extended for div/mod case.
6253 (stmt_uses_0_or_null_in_undefined_way): New function, extracted from
6254 find_explicit_erroneous_behavior and extended for div/mod case.
6255 (find_implicit_erroneous_behavior): Use new helper function.
6256 (find_explicit_erroneous_behavior): Use new helper function.
6258 2016-11-11 Richard Biener <rguenther@suse.de>
6260 PR tree-optimization/71575
6261 * graphite-isl-ast-to-gimple.c (copy_cond_phi_nodes): Remove
6264 2016-11-11 Richard Biener <rguenther@suse.de>
6267 * tree-ssa-uninit.c (warn_uninitialized_vars): Do not warn
6268 about uninitialized destination arg of BIT_INSERT_EXPR.
6270 2016-11-10 Sandra Loosemore <sandra@codesourcery.com>
6273 * doc/invoke.texi (Code Gen Options) [-fno-common]: Use correct
6274 terminology. Expand to remove ambiguity.
6276 2016-11-10 Segher Boessenkool <segher@kernel.crashing.org>
6278 PR rtl-optimization/78232
6279 * combine.c (try_combine): Add a big comment about why reusing i2dest
6281 (change_zero_ext): Do not call simplify_gen_binary, do the
6282 simplifications manually.
6284 2016-11-10 Michael Meissner <meissner@linux.vnet.ibm.com>
6286 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): If ISA 3.0,
6287 enable HImode and QImode to go in vector registers by default if
6288 the -mvsx-small-integer option is enabled.
6289 (rs6000_secondary_reload_simple_move): Likewise.
6290 (rs6000_preferred_reload_class): Don't force integer constants to
6291 be loaded into vector registers that we can easily make into
6292 memory (or being created in the GPRs and moved over with direct move).
6293 * config/rs6000/vsx.md (UNSPEC_P9_MEMORY): Delete, no longer used.
6294 (vsx_extract_<mode>): Rework V4SImode, V8HImode, and V16QImode
6295 vector extraction on ISA 3.0 when the scalar integer can be
6296 allocated in vector registers. Generate the VEC_SELECT directy,
6297 and don't use UNSPEC's to avoid having the scalar type in a vector
6298 register. Make the expander target registers, and let the
6299 combiner fold in results storing to memory, if the machine
6301 (vsx_extract_<mode>_di): Likewise.
6302 (vsx_extract_<mode>_p9): Likewise.
6303 (vsx_extract_<mode>_di_p9): Likewise.
6304 (vsx_extract_<mode>_store_p9): Likewise.
6305 (vsx_extract_si): Likewise.
6306 (vsx_extract_<mode>_p8): Likewise.
6307 (p9_lxsi<wd>zx): Delete, no longer used.
6308 (p9_stxsi<wd>x): Likewise.
6309 * config/rs6000/rs6000.md (INT_ISA3): New mode iterator for
6310 integers in vector registers for ISA 3.0.
6311 (QHI): Update comment.
6312 (zero_extendqi<mode>2): Add support for ISA 3.0 scalar load or
6313 vector extract instructions in sign/zero extend.
6314 (zero_extendhi<mode>): Likewise.
6315 (extendqi<mode>): Likewise.
6316 (extendhi<mode>2): Likewise.
6317 (HImode splitter for load/sign extend in vector register): Likewise.
6318 (float<QHI:mode><FP_ISA3:mode>2): Eliminate old method of
6319 optimizing floating point conversions to/from small data types and
6320 rewrite it to support QImode/HImode being allowed in vector
6321 registers on ISA 3.0.
6322 (float<QHI:mode><FP_ISA3:mode>2_internal): Likewise.
6323 (floatuns<QHI:mode><FP_ISA3:mode>2): Likewise.
6324 (floatuns<QHI:mode><FP_ISA3:mode>2_internal): Likewise.
6325 (fix_trunc<SFDF:mode><QHI:mode>2): Likewise.
6326 (fix_trunc<SFDF:mode><QHI:mode>2_internal): Likewise.
6327 (fixuns_trunc<SFDF:mode><QHI:mode>2): Likewise.
6328 (fixuns_trunc<SFDF:mode><QHI:mode>2_internal): Likewise.
6329 VSPLITISW on ISA 2.07.
6330 (movhi_internal): Combine movhi_internal and movqi_internal into
6331 one mov<mode>_internal with an iterator. Add support for QImode
6332 and HImode being allowed in vector registers. Make large number
6333 of attributes and constraints easier to read.
6334 (movqi_internal): Likewise.
6335 (mov<mode>_internal): Likewise.
6336 (movdi_internal64): Fix constraint to allow loading -16..15 with
6337 VSPLITISW on ISA 2.07.
6338 (integer XXSPLTIB splitter): Add support for QI, HI, and SImode as
6341 2016-11-10 Pat Haugen <pthaugen@us.ibm.com>
6343 PR rtl-optimization/78241
6344 * loop-unroll.c (unroll_loop_runtime_iterations): Don't adjust 'niter',
6345 but emit initial peel copy if niter expr is not reliable.
6347 2016-11-10 Segher Boessenkool <segher@kernel.crashing.org>
6349 * dwarf2cfi.c (dump_cfi_row): Add forward declaration.
6350 (maybe_record_trace_start): If the CFI is different on the new and
6351 old paths, print out both to the dump file before ICEing.
6353 2016-11-10 Vladimir Makarov <vmakarov@redhat.com>
6355 * target.def (additional_allocno_class_p): New.
6356 * hooks.h (hook_bool_reg_class_t_false): New prototype.
6357 * hooks.c (hook_bool_reg_class_t_false): New.
6358 * ira.c (setup_allocno_and_important_classes): Use the new hook.
6359 * doc/tm.texi.in (TARGET_ADDITIONAL_ALLOCNO_CLASS_P): Add it.
6360 * doc/tm.texi: Update.
6362 2016-11-10 Jason Merrill <jason@redhat.com>
6364 * gengtype.c (new_structure): Append to structures list.
6365 (find_structure): Likewise.
6367 2016-11-10 Jim Wilson <jim.wilson@linaro.org>
6369 * tree-loop-distribution.c (pg_add_dependence_edges): Return 2 if
6370 this_dir is 2. Check for this_dir non-zero before dir != this_dir
6373 2016-11-10 Jakub Jelinek <jakub@redhat.com>
6375 * omp-low.c (lower_omp_target): Fix up argument to is_reference.
6376 (expand_omp_ordered_sink): Handle TREE_PURPOSE of deps being
6378 * gimplify.c (gimplify_scan_omp_clauses): Likewise. Set
6379 ctx->target_map_scalars_firstprivate on OMP_TARGET even for Fortran.
6380 Remove omp_no_lastprivate callers. Propagate lastprivate on combined
6381 teams distribute parallel for simd even to distribute and teams
6382 construct. For OMP_CLAUSE_DEPEND add missing break at the end of
6383 OMP_CLAUSE_DEPEND_SINK case.
6384 (omp_notice_variable): Use lang_hooks.decls.omp_scalar_p.
6385 (omp_no_lastprivate): Removed.
6386 (gimplify_adjust_omp_clauses): Remove omp_no_lastprivate callers.
6387 (gimplify_omp_for): Likewise.
6388 (computable_teams_clause): Fail for automatic vars from current
6389 function not yet seen in bind expr.
6390 * langhooks.c (lhd_omp_scalar_p): New function.
6391 * langhooks.h (struct lang_hooks_for_decls): Add omp_scalar_p.
6392 * varpool.c (varpool_node::get_create): Set node->offloading
6393 even for DECL_EXTERNAL decls.
6394 * langhooks-def.h (lhd_omp_scalar_p): New prototype.
6395 (LANG_HOOKS_OMP_SCALAR_P): Define.
6396 (LANG_HOOKS_DECLS): Use it.
6398 2016-11-10 Martin Liska <mliska@suse.cz>
6401 * gimplify.c (gimplify_switch_expr): Create live_switch_vars
6402 only when SWITCH_BODY is a BIND_EXPR.
6404 2016-11-10 Pierre-Marie de Rodat <derodat@adacore.com>
6407 * dwarf2out.c (dwarf2out_early_global_decl): Call dwarf2out_decl
6408 on the context only when it has no DIE yet.
6410 2016-11-10 Richard Earnshaw <rearnsha@arm.com>
6412 * arm.h (target_cpus): Delete.
6413 * arm-opts.h (enum processor_type): Prefix entires with TARGET_CPU_.
6414 * arm.c (all_cores): Prefix IDENT with TARGET_CPU_.
6415 (all_architectures): Likewise.
6416 (arm_option_override): Adjust use of CPU enums.
6417 (arm_sched_reorder): Likewise.
6418 * vfp.md (movdi_vfp, movdi_vfp_cortexa8): Likewise.
6419 * arm.opt (mcpu, mtune): Adjust use of CPU enums.
6420 * arm/genopt.sh (processor_type): Prefix enumeration entries with
6422 * arm-tables.opt: Regenerated.
6424 2016-11-10 Siddhesh Poyarekar <siddhesh.poyarekar@linaro.org>
6426 * config/aarch64/aarch64-cores.def (qdf24xx): Update part number.
6428 * config/aarch64/aarch64-tune.md: Regenerated.
6429 * config/arm/arm-cores.def (falkor): New core.
6430 * config/arm/arm-tables.opt: Regenerated.
6431 * config/arm/arm-tune.md: Regenerated.
6432 * config/arm/bpabi.h (BE8_LINK_SPEC): Add falkor support.
6433 * config/arm/t-aprofile (MULTILIB_MATCHES): Likewise.
6434 * doc/invoke.texi (AArch64 Options/-mtune): Document it.
6435 (ARM Options/-mtune): Likewise.
6437 2016-11-10 Kugan Vivekanandarajah <kuganv@linaro.org>
6440 2016-11-09 Kugan Vivekanandarajah <kuganv@linaro.org>
6442 * ipa-cp.c (ipa_get_jf_pass_through_result): Handle unary expressions.
6443 (propagate_vr_accross_jump_function): Likewise.
6444 * ipa-prop.c (ipa_set_jf_unary_pass_through): New.
6445 (load_from_param_1): New.
6446 (load_from_unmodified_param): Factor common part into load_from_param_1.
6447 (load_from_param): New.
6448 (compute_complex_assign_jump_func): Handle unary expressions.
6449 (ipa_write_jump_function): Likewise.
6450 (ipa_read_jump_function): Likewise.
6452 2016-11-09 Segher Boessenkool <segher@kernel.crashing.org>
6454 * simplify-rtx.c (simplify_binary_operation_1): Simplify
6455 (xor (and (xor A B) C) B) to (ior (and A C) (and B ~C)) and
6456 (xor (and (xor A B) C) A) to (ior (and A ~C) (and B C)) if C
6459 2016-11-09 David Malcolm <dmalcolm@redhat.com>
6461 * print-rtl-function.c: Include varasm.h.
6462 (print_any_param_name): New function.
6463 (print_param): New function.
6464 (print_rtx_function): Call print_param for each argument.
6465 * print-rtl.c (rtx_writer::finish_directive): New function.
6466 * print-rtl.h (rtx_writer::finish_directive): New decl.
6468 2016-11-09 Uros Bizjak <ubizjak@gmail.com>
6471 * config/i386/i386.md (*<shift_insn><mode>3_doubleword): Mark
6472 operand 0 as earlyclobber.
6473 (*ashl<mode>3_doubleword): Ditto for all operand 0 alternatives.
6475 2016-11-09 Martin Liska <mliska@suse.cz>
6477 * fold-const-call.c (fold_const_call): Fix up type of s0 and s1.
6479 2016-11-09 Jakub Jelinek <jakub@redhat.com>
6482 * builtins.c (expand_builtin_memcmp): Formatting fix.
6484 * flag-types.h (enum sanitize_code): Add SANITIZE_SHIFT_BASE
6485 and SANITIZE_SHIFT_EXPONENT, change SANITIZE_SHIFT to bitwise
6486 or of them, renumber other enumerators.
6487 * opts.c (sanitizer_opts): Add shift-base and shift-exponent.
6488 * doc/invoke.texi: Document -fsanitize=shift-base and
6489 -fsanitize-shift-exponent, document -fsanitize=shift as
6490 having those 2 suboptions.
6492 2016-11-09 Richard Biener <rguenther@suse.de>
6494 * fold-const.c (tree_swap_operands_p): Remove unused arg.
6495 * fold-const.c (tree_swap_operands_p): Likewise.
6496 (fold_binary_loc): Adjust.
6497 (fold_ternary_loc): Likewise.
6498 * genmatch.c (dt_operand::gen_gimple_exp): Likewise.
6499 * gimple-fold.c (fold_stmt_1): Likewise.
6500 * gimple-match-head.c (gimple_resimplify2): Likewise.
6501 (gimple_resimplify3): Likewise.
6502 (gimple_simplify): Likewise.
6503 * tree-ssa-dom.c (record_equality): Likewise.
6504 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Likewise.
6505 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
6506 * tree-ssa-threadedge.c (simplify_control_stmt_condition_1): Likewise.
6508 2016-11-09 Richard Biener <rguenther@suse.de>
6510 * tree-ssa-dom.c (canonicalize_comparison): Remove.
6511 (optimize_stmt): Remove redundant pre-propagation canonicalization
6512 of comparison operand order.
6514 2016-11-09 Martin Liska <mliska@suse.cz>
6516 * fold-const-call.c (fold_const_call): Fix the folding.
6518 2016-11-09 Richard Biener <rguenther@suse.de>
6520 * common.opt (flag_evaluation_order): Remove.
6521 * expr.c (expand_operands): Remove code guarded by
6522 flag_evaluation_order.
6523 * fold-const.c (reorder_operands_p): Remove, it always returns
6525 (negate_expr_p): Remove calls to reorder_operands_p.
6526 (fold_negate_expr): Likewise.
6527 (tree_swap_operands_p): Likewise.
6528 (fold_binary_loc): Likewise.
6530 2016-11-09 Andreas Schwab <schwab@suse.de>
6533 * config/m68k/m68k.md: Reject out-of-range bit pos in bit-fields
6534 insns operating on a register.
6536 2016-11-09 Richard Biener <rguenther@suse.de>
6538 PR tree-optimization/78007
6539 * tree-vect-stmts.c (vectorizable_bswap): New function.
6540 (vectorizable_call): Call vectorizable_bswap for
6541 BUILT_IN_BSWAP{16,32,64} if arguments are not promoted.
6543 2016-11-09 Richard Biener <rguenther@suse.de>
6545 * tree-vect-data-refs.c (vect_compute_data_ref_alignment):
6546 Look at the DR_BASE_ADDRESS object for forcing alignment.
6548 2016-11-09 Kugan Vivekanandarajah <kuganv@linaro.org>
6550 * ipa-cp.c (ipa_get_jf_pass_through_result): Handle unary expressions.
6551 (propagate_vr_accross_jump_function): Likewise.
6552 * ipa-prop.c (ipa_set_jf_unary_pass_through): New.
6553 (load_from_param_1): New.
6554 (load_from_unmodified_param): Factor common part into load_from_param_1.
6555 (load_from_param): New.
6556 (compute_complex_assign_jump_func): Handle unary expressions.
6557 (ipa_write_jump_function): Likewise.
6558 (ipa_read_jump_function): Likewise.
6560 2016-11-09 Kugan Vivekanandarajah <kuganv@linaro.org>
6563 * ipa-cp.c (propagate_vr_accross_jump_function): Pass param type.
6564 Also fold constant passed as argument while computing value range.
6565 (propagate_constants_accross_call): Pass param type.
6566 * ipa-prop.c: export ipa_get_callee_param_type.
6567 * ipa-prop.h: export ipa_get_callee_param_type.
6569 2016-11-09 Maxim Ostapenko <m.ostapenko@samsung.com>
6571 * asan.h (asan_intercepted_p): Handle BUILT_IN_STRCSPN,
6572 BUILT_IN_STRPBRK, BUILT_IN_STRSPN and BUILT_IN_STRSTR.
6574 2016-11-09 Maxim Ostapenko <m.ostapenko@samsung.com>
6576 * asan.h (ASAN_STACK_MAGIC_PARTIAL): Remove.
6577 * asan.c (ASAN_STACK_MAGIC_PARTIAL): Replace with
6578 ASAN_STACK_MAGIC_MIDDLE.
6579 (asan_global_struct): Increase the size of fields.
6580 (asan_add_global): Add new field constructor.
6581 * sanitizer.def (__asan_version_mismatch_check_v6): Replace with
6582 __asan_version_mismatch_check_v8.
6584 2016-11-08 David Edelsohn <dje.gcc@gmail.com>
6586 * dwarf2asm.c (USE_LINKONCE_INDIRECT): Test XCOFF_DEBUGGING_INFO
6589 2016-11-08 Uros Bizjak <ubizjak@gmail.com>
6592 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p):
6593 Handle ASHIFT and LSHIFTRT.
6594 (dimode_scalar_chain::compute_convert_gain): Ditto.
6595 (dimode_scalar_chain::convert_insn): Ditto.
6597 2016-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6599 * gimple-ssa-store-merging.c: Include selftest.h
6600 (verify_array_eq): New function.
6601 (verify_shift_bytes_in_array): Likewise.
6602 (verify_shift_bytes_in_array_right): Likewise.
6603 (verify_clear_bit_region): Likewise.
6604 (verify_clear_bit_region_be): Likewise.
6605 (store_merging_c_tests): Likewise.
6606 * selftest.h (store_merging_c_tests): Declare prototype.
6607 * selftest-run-tests.c (selftest::run_tests): Run
6608 store_merging_c_tests.
6610 2016-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6612 * config/arm/arm.opt (mold-rtx-costs): Delete.
6613 (mnew-generic-costs): Delete.
6614 * config/arm/arm-protos.h (struct tune_params): Delete rtx_costs field.
6615 * config/arm/arm.c (arm_rtx_costs_1): Delete.
6616 (arm_size_rtx_costs): Likewise.
6617 (arm_slowmul_rtx_costs): Likewise.
6618 (arm_fastmul_rtx_costs): Likewise.
6619 (arm_xscale_rtx_costs): Likewise.
6620 (arm_9e_rtx_costs): Likewise.
6621 (arm_slowmul_tune, arm_fastmul_tune, arm_strongarm_tune,
6622 arm_xscale_tune, arm_9e_tune, arm_v6t2_tune, arm_cortex_tune,
6623 arm_cortex_a8_tune, arm_cortex_a7_tune, arm_cortex_a15_tune,
6624 arm_cortex_a53_tune, arm_cortex_a57_tune, arm_cortex_a9_tune,
6625 arm_cortex_a12_tune, arm_v7m_tune, arm_v6m_tune, arm_fa726te_tune
6626 arm_cortex_a5_tune, arm_xgene1_tune, arm_marvell_pj4_tune,
6627 arm_cortex_a35_tune, arm_exynosm1_tune, arm_cortex_a73_tune,
6628 arm_cortex_m7_tune):
6629 Delete rtx_costs field.
6630 (arm_new_rtx_costs): Rename to...
6631 (arm_rtx_costs_internal): ... This.
6632 (arm_rtx_costs): Remove old way of doing rtx costs.
6634 2016-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6636 * config/arm/arm.c (arm_slowmul_tune): Use generic_extra_costs.
6637 (arm_fastmul_tune): Likewise.
6638 (arm_strongarm_tune): Likewise.
6639 (arm_xscale_tune): Likewise.
6640 (arm_9e_tune): Likewise.
6641 (arm_marvell_pj4_tune): Likewise.
6642 (arm_v6t2_tune): Likewise.
6643 (arm_v6m_tune): Likewise.
6644 (arm_fa726te_tune): Likewise.
6646 2016-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6648 PR tree-optimization/78234
6649 * gimple-ssa-store-merging.c (clear_bit_region): Fix off-by-one error
6652 2016-11-08 Martin Liska <mliska@suse.cz>
6655 * dbgcnt.def: Add new debug counter asan_use_after_scope.
6656 * gimplify.c (gimplify_decl_expr): Do not sanitize vars
6657 with a value expr. Do not add artificial variables to
6658 live_switch_vars. Use the debug counter.
6659 (gimplify_target_expr): Use the debug counter.
6660 * internal-fn.def: Remove ECF_TM_PURE from ASAN_MARK builtin.
6661 * sanitizer.def: Set ATTR_NOTHROW_LEAF_LIST to
6662 BUILT_IN_ASAN_CLOBBER_N and BUILT_IN_ASAN_UNCLOBBER_N.
6664 2016-11-08 Richard Biener <rguenther@suse.de>
6666 * tree-vect-stmts.c (get_group_load_store_type): If the
6667 access is aligned do not trigger peeling for gaps.
6668 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Do not
6669 force alignment of vars with DECL_USER_ALIGN.
6671 2016-11-08 James Greenhalgh <james.greenhalgh@arm.com>
6673 * config/aarch64/t-aarch64 (aarch64-c.o): Depend on TARGET_H.
6675 2016-11-08 Richard Biener <rguenther@suse.de>
6677 PR tree-optimization/78205
6678 * tree-vect-stmts.c (vectorizable_load): Move check whether
6679 we may run into gaps when BB vectorizing SLP permutations ...
6680 * tree-vect-slp.c (vect_supported_load_permutation_p): ...
6681 here where we can do a more precise check.
6683 2016-11-08 Richard Biener <rguenther@suse.de>
6685 PR tree-optimization/78224
6686 * tree-call-cdce.c (shrink_wrap_one_built_in_call_with_conds):
6687 Split the fallthru edge in case its successor may have PHIs.
6688 Do not free dominance info.
6690 2016-11-07 Jakub Jelinek <jakub@redhat.com>
6693 * config/i386/i386.c (ix86_gimple_fold_builtin): Do not adjust
6694 EH info even for bzhi and pdep/pext.
6696 2016-11-07 Peter Bergner <bergner@vnet.ibm.com>
6698 * config.gcc (powerpc*-*-*, rs6000*-*-*): Remove setting of
6699 INCLUDE_EXTRA_SPEC for Advance Toolchain builds.
6701 2016-11-07 Segher Boessenkool <segher@kernel.crashing.org>
6703 * config/rs6000/rs6000.md (div<mode>3): Expand using rs6000_emit_swdiv
6705 * config/rs6000/vector.md (div<mode>3): Ditto.
6707 2016-11-07 David Edelsohn <dje.gcc@gmail.com>
6709 * configure.ac (.hidden): Change to conftest_s string. Provide string
6711 (gcc_cv_ld_hidden): Yes for AIX.
6712 * configure: Regenerate.
6714 * dwarf2asm.c (USE_LINKONCE_INDIRECT): Don't set for AIX (XCOFF).
6716 * config/rs6000/rs6000-protos.h (rs6000_asm_weaken_decl): Declare
6717 (rs6000_xcoff_asm_output_aligned_decl_common): Declare.
6718 * config/rs6000/xcoff.h (TARGET_ASM_GLOBALIZE_DECL_NAME): Define.
6719 (ASM_OUTPUT_ALIGNED_DECL_COMMON): Define.
6720 (ASM_OUTPUT_ALIGNED_COMMON): Delete.
6721 * config/rs6000/rs6000.c (rs6000_init_builtins): Change clog rename
6723 (rs6000_xcoff_visibility): New.
6724 (rs6000_xcoff_declare_function_name): Add visibility support.
6725 (rs6000_xcoff_asm_globalize_decl_name): New.
6726 (rs6000_xcoff_asm_output_aligned_decl_common): New.
6727 (rs6000_asm_weaken_decl): New.
6728 (rs6000_code_end): Disable HIDDEN_LINKONCE on XCOFF.
6729 config/rs6000/rs6000.h (ASM_WEAKEN_DECL): Change definition to
6732 2016-11-07 Jack Howarth <howarth.at.gcc@gmail.com>
6735 * incpath.c (remove_dup): Also silently ignore EPERM.
6737 2016-11-07 Martin Jambor <mjambor@suse.cz>
6739 * tree.c (verify_type_variant): Use pointer comparison to check that
6740 TYPE_SIZE_UNIT match.
6742 2016-11-07 Jakub Jelinek <jakub@redhat.com>
6745 * dse.c (dse_step5): Call scan_reads even if just
6746 insn_info->frame_read. Improve and fix dump file messages.
6749 * config/i386/i386.c (ix86_expand_sse_cmp): Force dest into
6750 cmp_mode argument even for -O0 if cmp_mode != mode and maskcmp.
6752 2016-11-07 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
6755 * match.pd: Add following two patterns:
6756 (x == 0 & y == 0) -> (x | typeof(x)(y)) == 0.
6757 (x != 0 | y != 0) -> (x | typeof(x)(y)) != 0.
6759 2016-11-07 Bernd Schmidt <bschmidt@redhat.com>
6761 * emit-rtl.c (emit_copy_of_insn_after): Duplicate notes in order.
6762 * sel-sched-ir.c (create_copy_of_insn_rtx): Likewise.
6763 * rtl.h (duplicate_reg_notes): Declare.
6764 * rtlanal.c (duplicate_reg_note): New function.
6766 PR rtl-optimization/77309
6767 * combine.c (make_compound_operation): Allow EQ for IN_CODE, and
6768 don't assume an equality comparison for plain COMPARE.
6769 (simplify_comparison): Pass a more accurate code to
6770 make_compound_operation.
6772 2016-11-07 Pat Haugen <pthaugen@us.ibm.com>
6774 * target.def (compute_pressure_classes): New target hook.
6775 * doc/tm.texi.in: Document it.
6776 * doc/tm.texi: Regenerate.
6777 * ira.c (setup_pressure_classes): Call target hook if defined.
6779 2016-11-07 David Malcolm <dmalcolm@redhat.com>
6781 * print-rtl.c (rtx_writer::operand_has_default_value_p): New
6783 (rtx_writer::print_rtx): In compact mode, omit trailing operands
6784 that have the default values.
6785 * print-rtl.h (rtx_writer::operand_has_default_value_p): New
6787 * rtl-tests.c (selftest::test_dumping_insns): Remove empty
6788 label string from expected dump.
6789 (seltest::test_uncond_jump): Remove trailing "(nil)" for REG_NOTES
6792 2016-11-07 Jakub Jelinek <jakub@redhat.com>
6795 * alias.c (nonoverlapping_memrefs_p): If one decl is
6796 FUNCTION_DECL or LABEL_DECL and the other is not, return 1.
6798 2016-11-07 Richard Biener <rguenther@suse.de>
6801 * config/i386/i386.c (ix86_gimple_fold_builtin): Do not adjust
6804 2016-11-07 Richard Biener <rguenther@suse.de>
6806 PR tree-optimization/78218
6807 * gimple-ssa-store-merging.c
6808 (pass_store_merging::terminate_all_aliasing_chains):
6809 Drop unused argument, fix alias check to also consider uses.
6810 (pass_store_merging::execute): Adjust.
6812 2016-11-07 Richard Biener <rguenther@suse.de>
6814 PR tree-optimization/78228
6815 * tree-ssa-phiopt.c (abs_replacement): Avoid introducing
6818 2016-11-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6821 * config/aarch64/aarch64.md (*tb<optab><mode>1): Use
6822 aarch64_simd_shift_imm_<mode> predicate for operand 1.
6823 (<optab>, ANY_EXTRACT): Use tighter predicates on operands 2 and 3
6824 to restrict them to an appropriate range and add FAIL check if the
6825 region they specify is out of range. Delete useless constraint
6827 (*<optab><mode>, ANY_EXTRACT): Add appropriate predicates on operands
6828 2 and 3 to restrict their range and add pattern predicate.
6830 2016-11-07 Martin Liska <mliska@suse.cz>
6832 * asan.c (enum asan_check_flags): Move the enum to header file.
6833 (asan_init_shadow_ptr_types): Make type creation more generic.
6834 (shadow_mem_size): New function.
6835 (asan_emit_stack_protection): Use newly added ASAN_SHADOW_GRANULARITY.
6836 Rewritten stack unpoisoning code.
6837 (build_shadow_mem_access): Add new argument return_address.
6838 (instrument_derefs): Instrument local variables if use after scope
6839 sanitization is enabled.
6840 (asan_store_shadow_bytes): New function.
6841 (asan_expand_mark_ifn): Likewise.
6842 (asan_sanitize_stack_p): Moved from asan_sanitize_stack_p.
6843 * asan.h (enum asan_mark_flags): Moved here from asan.c
6844 (asan_protect_stack_decl): Protect all declaration that need
6846 (asan_sanitize_use_after_scope): New function.
6847 (asan_no_sanitize_address_p): Likewise.
6848 * cfgexpand.c (partition_stack_vars): Consider
6849 asan_sanitize_use_after_scope in condition.
6850 (expand_stack_vars): Likewise.
6851 * common.opt (-fsanitize-address-use-after-scope): New option.
6852 * doc/invoke.texi (use-after-scope-direct-emission-threshold):
6853 Explain the parameter.
6854 * flag-types.h (enum sanitize_code): Define SANITIZE_USE_AFTER_SCOPE.
6855 * gimplify.c (build_asan_poison_call_expr): New function.
6856 (asan_poison_variable): Likewise.
6857 (gimplify_bind_expr): Generate poisoning/unpoisoning for local
6858 variables that have address taken.
6859 (gimplify_decl_expr): Likewise.
6860 (gimplify_target_expr): Likewise for C++ temporaries.
6861 (sort_by_decl_uid): New function.
6862 (gimplify_expr): Unpoison all variables for a label we can jump
6863 from outside of a scope.
6864 (gimplify_switch_expr): Unpoison variables defined in the switch
6866 (gimplify_function_tree): Clear asan_poisoned_variables.
6867 (asan_poison_variables): New function.
6868 (warn_switch_unreachable_r): Handle IFN_ASAN_MARK.
6869 * internal-fn.c (expand_ASAN_MARK): New function.
6870 * internal-fn.def (ASAN_MARK): Declare.
6871 * opts.c (finish_options): Handle -fstack-reuse if
6872 -fsanitize-address-use-after-scope is enabled.
6873 (common_handle_option): Enable address sanitization if
6874 -fsanitize-address-use-after-scope is enabled.
6875 * params.def (PARAM_USE_AFTER_SCOPE_DIRECT_EMISSION_THRESHOLD):
6877 * params.h: Likewise.
6878 * sancov.c (pass_sanopt::execute): Handle IFN_ASAN_MARK.
6879 * sanitizer.def: Define __asan_poison_stack_memory and
6880 __asan_unpoison_stack_memory functions.
6881 * asan.c (asan_mark_poison_p): New function.
6882 (transform_statements): Handle asan_mark_poison_p calls.
6883 * gimple.c (nonfreeing_call_p): Handle IFN_ASAN_MARK.
6885 2016-11-07 Tamar Christina <tamar.christina@arm.com>
6888 * Makefile.in (SELFTEST_FLAGS): Added -o /dev/null.
6890 2016-11-07 Martin Liska <mliska@suse.cz>
6892 * tree-profile.c (gimple_gen_time_profiler): Set proper type
6893 to time_profiler_counter_ptr.
6895 2016-11-07 Richard Biener <rguenther@suse.de>
6897 PR tree-optimization/37150
6898 * tree-vectorizer.h (vect_transform_slp_perm_load): Add n_perms
6900 * tree-vect-slp.c (vect_supported_load_permutation_p): Adjust.
6901 (vect_analyze_slp_cost_1): Account for the real number of
6902 permutations emitted and for dead loads.
6903 (vect_transform_slp_perm_load): Add n_perms parameter counting
6904 the number of emitted permutations.
6905 * tree-vect-stmts.c (vectorizable_load): Adjust.
6907 2016-11-07 Richard Biener <rguenther@suse.de>
6909 PR tree-optimization/78189
6910 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Fix
6911 alignment computation.
6913 2016-11-06 Kugan Vivekanandarajah <kuganv@linaro.org>
6915 * ipa-cp.c (ipcp_bits_lattice::meet_with): Remove unreachable code.
6917 2016-11-05 Martin Sebor <msebor@redhat.com>
6919 * doc/invoke.texi (Warning Options): Correct typos in -Walloca
6922 2016-11-05 David Edelsohn <dje.gcc@gmail.com>
6926 * ipa-comdats.c (pass_ipa_comdats::gate): Require HAVE_COMDAT_GROUP.
6928 2016-11-04 Jakub Jelinek <jakub@redhat.com>
6931 * alias.c (nonoverlapping_memrefs_p): Return 0 if exprx or expry
6932 doesn't have rtl set.
6934 2016-11-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6936 * config/rs6000/rs6000.c (gimple-ssa.h): New #include.
6937 (TARGET_GIMPLE_FOLD_BUILTIN): Define as
6938 rs6000_gimple_fold_builtin.
6939 (rs6000_gimple_fold_builtin): New function. Add handling for
6940 early expansion of vector addition builtins.
6942 2016-11-04 Eric Botcazou <ebotcazou@adacore.com>
6944 * expr.h (copy_blkmode_from_reg): Delete.
6945 * expr.c (copy_blkmode_from_reg): Make static.
6947 2016-11-04 Eric Botcazou <ebotcazou@adacore.com>
6949 * defaults.h (LOAD_EXTEND_OP): Define if not already defined.
6950 * combine.c (LOAD_EXTEND_OP): Delete.
6951 (simplify_comparison): Fix comment about LOAD_EXTEND_OP.
6952 * cse.c (LOAD_EXTEND_OP): Delete.
6953 * fold-const.c (LOAD_EXTEND_OP): Likewise.
6954 * fwprop.c (free_load_extend): Remove #ifdef LOAD_EXTEND_OP/#endif.
6955 * postreload.c (LOAD_EXTEND_OP): Delete.
6956 * reload.c (push_reload): Remove #ifdef LOAD_EXTEND_OP/#endif.
6957 Convert conditional compilation based on WORD_REGISTER_OPERATIONS.
6958 (find_reloads): Likewise.
6959 * reload1.c (eliminate_regs_1): Likewise.
6960 * rtlanal.c (nonzero_bits1): Remove #ifdef LOAD_EXTEND_OP/#endif.
6961 (num_sign_bit_copies1): Likewise.
6963 2016-11-04 David Malcolm <dmalcolm@redhat.com>
6965 * config/i386/i386.c: Include "selftest.h" and "selftest-rtl.h".
6966 (selftest::ix86_test_dumping_hard_regs): New function.
6967 (selftest::ix86_run_selftests): New function.
6968 (TARGET_RUN_TARGET_SELFTESTS): When CHECKING_P, wire this up to
6969 selftest::ix86_run_selftests.
6970 * doc/tm.texi.in (TARGET_RUN_TARGET_SELFTESTS): New.
6971 * doc/tm.texi: Regenerate
6972 * selftest-rtl.h: New file.
6973 * rtl-tests.c: Include "selftest-rtl.h".
6974 (selftest::assert_rtl_dump_eq): Make non-static.
6975 (ASSERT_RTL_DUMP_EQ): Move to selftest-rtl.h.
6976 (selftest::test_dumping_regs): Update comment.
6977 * selftest-run-tests.c: Include "target.h".
6978 (selftest::run_tests): If non-NULL, call
6979 targetm.run_target_selftests.
6980 * target.def (run_target_selftests): New hook.
6982 2016-11-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
6984 * config/arm/arm-arches.def (armv8-m.main+dsp): Set Cortex-M33 as
6985 representative core for this architecture.
6986 * config/arm/arm-cores.def (cortex-m33): Define new processor.
6987 * config/arm/arm-tables.opt: Regenerate.
6988 * config/arm/arm-tune.md: Likewise.
6989 * config/arm/bpabi.h (BE8_LINK_SPEC): Add Cortex-M33 to the list of
6990 valid -mcpu options.
6991 * doc/invoke.texi (ARM Options): Document new Cortex-M33 processor.
6993 2016-11-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
6995 * config/arm/arm-arches.def (armv8-m.base): Set Cortex-M23 as
6996 representative core for this architecture.
6997 * config/arm/arm-cores.def (cortex-m23): Define new processor.
6998 * config/arm/arm-tables.opt: Regenerate.
6999 * config/arm/arm-tune.md: Likewise.
7000 * config/arm/arm.c (arm_v6m_tune): Add Cortex-M23 to the list of cores
7001 this tuning parameters apply to in the comment.
7002 * config/arm/bpabi.h (BE8_LINK_SPEC): Add Cortex-M23 to the list of
7003 valid -mcpu options.
7004 * doc/invoke.texi (ARM Options): Document new Cortex-M23 processor.
7006 2016-11-04 Bin Cheng <bin.cheng@arm.com>
7008 * fold-const.c (fold_cond_expr_with_comparison): Remove call
7009 to pedantic_non_lvalue_loc. Remove useless code for lvalue
7010 where cond_expr can't be a lvalue.
7012 2016-11-04 Claudiu Zissulescu <claziss@synopsys.com>
7014 * config/arc/arc.c (arc_process_double_reg_moves): Use
7016 * config/arc/arc.md (movsi_insn): Disable unsupported move
7017 instructions for ARCv2 cores.
7018 (movdi): Use prepare_move_operands.
7019 (movsf, movdf): Use move_dest_operand predicate.
7020 * config/arc/constraints.md (Chs): Enable when barrel shifter is
7022 * config/arc/fpu.md (divsf3): Change to divsf3_fpu.
7023 * config/arc/fpx.md (dexcl_3op_peep2_insn): Dx data register is
7025 (dexcl_3op_peep2_insn_nores): Likewise.
7026 * config/arc/arc.h (SHIFT_COUNT_TRUNCATED): Define to one.
7027 (LINK_COMMAND_SPEC): Remove.
7029 2016-11-04 Richard Biener <rguenther@suse.de>
7032 * loop-invariant.c (find_exits): Record entering inner
7033 loops as possibly exiting to handle infinite sub-loops.
7034 * tree-ssa-loop-im.c: Include tree-ssa-loop-niter.h.
7035 (fill_always_executed_in_1): Honor infinite child loops.
7037 2016-11-03 Michael Meissner <meissner@linux.vnet.ibm.com>
7040 * config/rs6000/vsx.md (vsx_extract_<mode>_di): The element number
7041 has already been adjusted for endianness, so don't adjust it any
7045 * config/rs6000/rs6000.h (FLOAT128_IBM_P): Do not allow IFmode or
7046 ICmode unless we have standard PowerPC floating point.
7047 * config/rs6000/rs6000.md (FP iterator): Likewise.
7048 (FMOVE128 iterator): Likewise.
7050 2016-11-03 Jakub Jelinek <jakub@redhat.com>
7051 Alexandre Oliva <aoliva@redhat.com>
7052 Jason Merrill <jason@redhat.com>
7056 * langhooks.h (struct lang_hooks_for_types): Add type_dwarf_attribute
7058 * langhooks.c (lhd_type_dwarf_attribute): New function.
7059 * langhooks-def.h (lhd_type_dwarf_attribute): Declare.
7060 (LANG_HOOKS_TYPE_DWARF_ATTRIBUTE): Define.
7061 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add
7062 LANG_HOOKS_TYPE_DWARF_ATTRIBUTE.
7063 (check_qualified_type, check_aligned_type): Call it.
7064 * dwarf2out.c (modified_type_die): Don't use type_main_variant
7065 for FUNCTION_TYPE or METHOD_TYPE, instead walk over variants with
7066 check_base_type and check_lang_type.
7067 (gen_ptr_to_mbr_type_die): If lookup_type_die is already non-NULL,
7068 return early. For pointer-to-data-member add DW_AT_use_location
7070 (gen_subroutine_type_die): Add DW_AT_{,rvalue_}reference attribute
7072 (gen_type_die_with_usage): Don't use type_main_variant
7073 for FUNCTION_TYPE or METHOD_TYPE, instead walk over variants with
7074 check_base_type and check_lang_type. Formatting fixes. Call
7075 get_debug_type langhook.
7077 2016-11-03 Jason Merrill <jason@redhat.com>
7079 * tree.c (check_lang_type): New.
7080 (check_qualified_type): Use it.
7081 (check_aligned_type): Use it.
7082 * tree.h: Declare it.
7084 2016-11-03 Richard Earnshaw <rearnsha@arm.com>
7086 * config.gcc (arm-wrs-vxworks): Set target_cpu_cname.
7087 (arm*-freebsd*): Likewise.
7088 (arm*-*-netbsdelf*): Likewise.
7089 (arm*-*-linux*): Likewise.
7090 (arm*-*-uclinux*eabi*): Likewise.
7091 (arm*-*-phoenix*): Likewise.
7092 (arm*-*-eabi*, arm*-*-symbianelf*, arm*-*-rtems*): Likewise.
7093 (arm*-*-*): Don't clobber target_cpu_cname when --with-cpu is not
7094 specified. Default to arm6 if target_cpu_cname is not set.
7095 * arm/arm.c (arm_option_override): Simplify logic. Assert that the
7096 default cpu has been correctly configured.
7097 * arm/arm.h (TARGET_CPU_DEFAULT): Delete.
7098 (target_cpus): Delete TARGET_CPU_generic, add TARGET_CPU_num_cores.
7099 * arm/freebsd.h (SUBTARGET_CPU_DEFAULT): Delete.
7100 * arm/linux-eabi.h (SUBTARGET_CPU_DEFAULT): Delete.
7101 * arm/linux-elf.h (SUBTARGET_CPU_DEFAULT): Delete.
7102 * arm/symbian.h (SUBTARGET_CPU_DEFAULT): Delete.
7103 * arm/unknown-elf.h (SUBTARGET_CPU_DEFAULT): Delete.
7105 2016-11-03 Jiong Wang <jiong.wang@arm.com>
7107 * reg-notes.def (CFA_VAL_EXPRESSION): New entry.
7108 * dwarf2cfi.c (dwarf2out_frame_debug_cfa_val_expression): New function.
7109 (dwarf2out_frame_debug): Support REG_CFA_VAL_EXPRESSION.
7110 (output_cfa_loc): Support DW_CFA_val_expression.
7111 (output_cfa_loc_raw): Likewise.
7112 (output_cfi): Likewise.
7113 (output_cfi_directive): Likewise.
7114 * dwarf2out.c (dw_cfi_oprnd1_desc): Support DW_CFA_val_expression.
7115 (dw_cfi_oprnd2_desc): Likewise.
7116 (mem_loc_descriptor): Recognize new pattern generated for value
7119 2016-11-03 Segher Boessenkool <segher@kernel.crashing.org>
7121 PR rtl-optimization/78186
7122 * combine.c (change_zero_ext): Mask the RHS of a zero_extract as
7123 well, when converting to IOR.
7125 2016-11-03 Eric Botcazou <ebotcazou@adacore.com>
7127 * config/sparc/sparc.md (vec_interleave_lowv8qi): Delete.
7128 (vec_interleave_highv8qi): Likewise.
7130 2016-11-03 Martin Liska <mliska@suse.cz>
7132 * profile.c (instrument_values): Fix coding style.
7133 (branch_prob): Use renamed function.
7134 * tree-profile.c (init_ic_make_global_vars): Likewise.
7135 (gimple_init_edge_profiler): Rename to
7136 gimple_init_gcov_profiler.
7137 tree_time_profiler_counter variable declaration.
7138 (gimple_gen_time_profiler): Rewrite to do a direct gimple code
7140 * value-prof.h: Remove an argument.
7142 2016-11-03 Richard Biener <rguenther@suse.de>
7144 * config/rs6000/rs6000.c (rs6000_xcoff_declare_object_name): Use
7145 symtab_node::get_create.
7147 2016-11-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7149 * rtlanal.c (nonzero_bits1): Fix WORD_REGISTER_OPERATIONS condition.
7150 Move comments into more natural position.
7152 2016-11-03 Vineet Gupta <vgupta@synopsys.com>
7154 * config/arc/arc.h (SIZE_TYPE): Define as unsigned int.
7155 (PTRDIFF_TYPE): Define as int.
7157 2016-11-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7159 * ccmp.c (expand_ccmp_expr_1): Adjust.
7160 (expand_ccmp_expr): Likewise.
7161 (expand_ccmp_next): Likewise.
7162 * config/aarch64/aarch64.c (aarch64_gen_ccmp_next): Likewise.
7163 (aarch64_gen_ccmp_first): Likewise.
7164 * doc/tm.texi: Regenerate.
7165 * target.def (gen_ccmp_first): Change argument types to rtx_insn *.
7166 (gen_ccmp_next): Likewise.
7168 2016-11-03 Bin Cheng <bin.cheng@arm.com>
7170 * tree-vect-loop.c (destroy_loop_vec_info): Handle cond_expr.
7171 (vect_is_simple_reduction): Swap cond_reduction by inversion.
7173 2016-11-02 Uros Bizjak <ubizjak@gmail.com>
7175 * config/i386/i386.c (ix86_init_libfuncs): New. Call
7176 darwin_rename_builtins here.
7177 (ix86_expand_divmod_libfunc): New.
7178 (TARGET_INIT_LIBFUNCS): Unconditionally define to ix86_init_libfuncs.
7179 (TARGET_EXPAND_DIVMOD_LIBFUNC): Define.
7181 2016-11-02 Cesar Philippidis <cesar@codesourcery.com>
7182 Nathan Sidwell <nathan@acm.org>
7184 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): Set to zero.
7186 2016-11-02 Max Filippov <jcmvbkbc@gmail.com>
7188 * config/xtensa/xtensa.c (xtensa_output_integer_literal_parts):
7190 (xtensa_output_literal): Use xtensa_output_integer_literal_parts
7191 to format MODE_INT and MODE_PARTIAL_INT literals.
7193 2016-11-02 Segher Boessenkool <segher@kernel.crashing.org>
7196 * config/r6000/rs6000.c (rs6000_get_separate_components): Return
7197 NULL if TARGET_SPE_ABI.
7199 2016-11-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7201 * gimple-ssa-store-merging.c (encode_tree_to_bitpos): Don't forget to
7202 clear padding bits even when they're less than a byte.
7204 2016-11-02 Richard Biener <rguenther@suse.de>
7206 * gimple-ssa-store-merging.c: Include gimplify-me.h.
7207 (imm_store_chain_info::output_merged_stores): Force base_addr
7208 to be proper GIMPLE for a MEM_REF address.
7209 (pass_store_merging::execute): Restrict negative bitpos
7210 handling to non-MEM_REF bases. Remove TREE_THIS_VOLATILE
7211 check. Take into account non-NULL_TREE offset if the base
7212 is already addressable.
7214 2016-11-26 Wilco Dijkstra <wdijkstr@arm.com>
7216 * config/aarch64/aarch64-simd.md (aarch64_crypto_sha1hv4si):
7218 (aarch64_be_crypto_sha1hv4si): New pattern.
7220 2016-11-02 Wilco Dijkstra <wdijkstr@arm.com>
7222 * config/aarch64/aarch64.md (add<mode>3): Remove
7223 redundant code. Don't split frame based additions.
7225 2016-11-02 Richard Biener <rguenther@suse.de>
7227 * gimple-ssa-store-merging.c (struct store_immediate_info): Remove
7228 redundant val and dest members.
7229 (store_immediate_info::store_immediate_info): Adjust.
7230 (merged_store_group::merged_store_group): Adjust.
7231 (merged_store_group::apply_stores): Likewise.
7232 (struct imm_store_chain_info): Add base_addr field.
7233 (imm_store_chain_info::imm_store_chain_info): New constructor.
7234 (imm_store_chain_info::terminate_and_process_chain): Do not pass base.
7235 (imm_store_chain_info::output_merged_store): Likewise. Use
7236 addr_base which is already the address.
7237 (imm_store_chain_info::output_merged_stores): Likewise.
7238 (pass_tree_store_merging::terminate_all_aliasing_chains): Take
7239 imm_store_chain_info instead of base. Fix alias check.
7240 (pass_tree_store_merging::terminate_and_release_chain): Likewise.
7241 (imm_store_chain_info::coalesce_immediate_stores): Adjust.
7242 (pass_store_merging::execute): Refuse to operate on TARGET_MEM_REF.
7243 use the address of the base and adjust for other changes.
7245 2016-11-02 Martin Liska <mliska@suse.cz>
7247 * fold-const-call.c (host_size_t_cst_p): Test whether
7248 t is convertible to size_t.
7250 2016-11-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7252 PR tree-optimization/78170
7253 * gimple-ssa-store-merging.c (encode_tree_to_bitpos): Truncate padding
7254 introduced by native_encode_expr on little-endian as well.
7256 2016-11-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7258 PR tree-optimization/78162
7259 * gimple-ssa-store-merging.c (execute): Mark stores with bitpos < 0
7262 2016-11-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7264 * config/aarch64/aarch64.c (aarch64_register_saved_on_entry): Add
7266 (aarch64_next_callee_save): Likewise.
7267 (aarch64_pushwb_single_reg): Likewise.
7268 (aarch64_gen_storewb_pair): Likewise.
7269 (aarch64_push_regs): Likewise.
7270 (aarch64_gen_loadwb_pair): Likewise.
7271 (aarch64_pop_regs): Likewise.
7272 (aarch64_gen_store_pair): Likewise.
7273 (aarch64_gen_load_pair): Likewise.
7274 (aarch64_save_callee_saves): Likewise.
7275 (aarch64_restore_callee_saves): Likewise.
7277 2016-11-02 Richard Biener <rguenther@suse.de>
7279 PR tree-optimization/78035
7280 PR tree-optimization/77964
7281 * gimple-pretty-print.c (pp_points_to_solution): Print
7282 vars_contains_interposable.
7283 * tree-ssa-alias.c: Include varasm.h.
7284 (ptrs_compare_unequal): Check vars_contains_interposable and
7285 decl_binds_to_current_def_p.
7286 (dump_points_to_solution): Dump vars_contains_interposable.
7287 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_interposable
7289 * tree-ssa-structalias.c: Include varasm.h.
7290 (set_uids_in_ptset): Record whether vars contains a
7291 not decl_binds_to_current_def_p variable in vars_contains_interposable.
7292 (ipa_escaped_pt): Update initializer.
7294 2016-11-02 Richard Biener <rguenther@suse.de>
7296 PR tree-optimization/78047
7297 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Initialize
7298 fake field at offset zero conservatively regarding to may_have_pointers.
7300 2016-11-02 Richard Biener <rguenther@suse.de>
7302 * tree-vrp.c (evrp_dom_walker::before_dom_children): Call
7303 infer_value_range on stmt ops and update value-ranges.
7304 Dump visited stmts and blocks.
7305 (evrp_dom_walker::push_value_range): Dump changes.
7306 (evrp_dom_walker::pop_value_range): Likewise.
7307 (evrp_dom_walker::try_find_new_range): Avoid noop changes.
7309 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7311 * emit-rtl.c (prev_nonnote_insn_bb): Change argument type to
7313 * rtl.h (prev_nonnote_insn_bb): Adjust prototype.
7315 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7317 * cfgrtl.c (delete_insn_chain): Change argument type to rtx_insn *
7318 and adjust for that.
7319 * cfgrtl.h (delete_insn_chain): Adjust prototype.
7321 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7323 * config/rl78/rl78.c (gen-and_emit_move): Change argument type
7325 (transcode_memory_rtx): Likewise.
7326 (move_to_acc): Likewise.
7327 (move_from_acc): Likewise.
7328 (move_acc_to_reg): Likewise.
7329 (move_to_x): Likewise.
7330 (move_to_hl): Likewise.
7331 (move_to_de): Likewise.
7332 * config/rs6000/rs6000.c (emit_frame_save): Likewise.
7333 (rs6000_emit_savres_rtx): Likewise.
7334 (rs6000_emit_prologue): Likewise.
7335 * reorg.c (update_reg_unused_notes): Likewise.
7336 * rtl.h (remove_note): Adjust prototype.
7337 * rtlanal.c (remove_note): Make argument type rtx_insn *.
7339 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7341 * config/alpha/alpha.c (alpha_legitimize_address_1): Split up
7342 variables so some can be rtx_insn *.
7343 (alpha_emit_xfloating_libcall): Likewise.
7344 * config/mips/mips.c (mips_call_tls_get_addr): Likewise.
7345 (mips_legitimize_tls_address): Likewise.
7346 * optabs.c (expand_binop): Likewise.
7347 * reload1.c (gen_reload): Likewise.
7349 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7351 * reorg.c (relax_delay_slots): Split up the trial variable.
7353 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7355 * config/arc/arc.c (arc_emit_call_tls_get_addr): Make the type
7356 of variables rtx_insn *.
7357 * config/arm/arm.c (arm_call_tls_get_addr): Likewise.
7358 (legitimize_tls_address): Likewise.
7359 * config/bfin/bfin.c (hwloop_optimize): Likewise.
7360 (bfin_gen_bundles): Likewise.
7361 * config/c6x/c6x.c (reorg_split_calls): Likewise.
7362 (c6x_reorg): Likewise.
7363 * config/frv/frv.c (frv_reorder_packet): Likewise.
7364 * config/i386/i386.c (ix86_split_idivmod): Likewise.
7365 * config/ia64/ia64.c (ia64_expand_compare): Likewise.
7366 * config/m32c/m32c.c (m32c_prepare_shift): Likewise.
7367 * config/mn10300/mn10300.c: Likewise.
7368 * config/rl78/rl78.c: Likewise.
7369 * config/s390/s390.c (s390_fix_long_loop_prediction): Likewise.
7370 * config/sh/sh-mem.cc (sh_expand_cmpstr): Likewise.
7371 (sh_expand_cmpnstr): Likewise.
7372 (sh_expand_strlen): Likewise.
7373 (sh_expand_setmem): Likewise.
7374 * config/sh/sh.md: Likewise.
7375 * emit-rtl.c (emit_pattern_before): Likewise.
7376 * except.c: Likewise.
7377 * final.c: Likewise.
7380 2016-11-01 Jason Merrill <jason@redhat.com>
7382 * tree-inline.c (copy_tree_body_r): Only copy the taken branch of
7383 a COND_EXPR with constant condition.
7385 2016-11-01 Jakub Jelinek <jakub@redhat.com>
7387 * dwarf2out.c (gen_variable_die): Remove again origin_die variable
7388 and its initialization.
7390 2016-11-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7392 * dwarf2out.c (output_rnglists): Wrap basebuf, len in
7395 2016-11-01 Jakub Jelinek <jakub@redhat.com>
7397 * dwarf2out.c (add_name_and_src_coords_attributes): Add NO_LINKAGE_NAME
7398 argument, don't call add_linkage_name if it is true.
7399 (gen_variable_die): For C++ inline static data members, consider the
7400 initial call when old_die is NULL to be declaration and call
7401 add_name_and_src_coords_attributes in that case with true as
7402 NO_LINKAGE_NAME. Add DW_AT_inline attribute if needed.
7403 (gen_member_die): For C++ inline static data members, emit a
7404 definition DIE right away in DW_TAG_compile_unit context.
7406 2016-11-01 John David Anglin <danglin@gcc.gnu.org>
7409 * config/pa/pa.md: Add new shift/add patterns to handle
7410 (plus (mult (reg) (mem_shadd_operand)) (reg)) source operand.
7412 2016-11-01 Max Filippov <jcmvbkbc@gmail.com>
7414 * config/xtensa/xtensa-protos.h
7415 (xtensa_use_return_instruction_p): New prototype.
7416 * config/xtensa/xtensa.c (xtensa_current_frame_size,
7417 xtensa_callee_save_size): Remove.
7418 (struct machine_function): Add new fields: current_frame_size,
7419 callee_save_size, frame_laid_out and epilogue_done.
7420 (compute_frame_size, xtensa_expand_prologue,
7421 xtensa_expand_epilogue): Replace xtensa_callee_save_size with
7422 cfun->machine->callee_save_size and xtensa_current_frame_size
7423 with cfun->machine->current_frame_size.
7424 (compute_frame_size): Update cfun->machine->frame_laid_out and
7425 don't update frame layout after reload completion.
7426 (xtensa_expand_epilogue): Set cfun->machine->epilogue_done
7427 instead of zeroing xtensa_current_frame_size.
7428 (xtensa_use_return_instruction_p): New function.
7429 * config/xtensa/xtensa.h (xtensa_current_frame_size): Remove
7431 (INITIAL_ELIMINATION_OFFSET): Use return value of
7432 compute_frame_size instead of xtensa_current_frame_size value.
7433 * config/xtensa/xtensa.md ("return" pattern): Use new predicate
7434 function xtensa_use_return_instruction_p instead of inline code.
7436 2016-11-01 Jakub Jelinek <jakub@redhat.com>
7438 * tree.h (BLOCK_IN_COLD_SECTION_P): Define.
7439 * final.c (final_scan_insn): Set BLOCK_IN_COLD_SECTION_P.
7440 * dwarf2out.c (rnglist_idx): New variable.
7441 (struct dw_ranges): Add label, idx and maybe_new_sec fields.
7442 (DEBUG_RNGLISTS_SECTION): Define.
7443 (ranges_base_label): New variable.
7444 (size_of_die) <case dw_val_class_range_list>: If using
7445 DW_FORM_rnglistx, count size of uleb128 of range list index.
7446 (value_format) <case dw_val_class_range_list>: For
7447 -gdwarf-5 -gsplit-dwarf return DW_FORM_rnglistx.
7448 (output_range_list_offset): Handle -gdwarf-5 .debug_rnglists
7449 offsets. Multiply dwarf < 5 offsets by 2 * DWARF_ADDR_SIZE.
7450 (add_ranges_num): Remove useless prototype. Don't multiply
7451 by 2 * DWARF2_ADDR_SIZE. Add maybe_new_sec argument, adjust
7452 for new fields added to dw_ranges struct.
7453 (add_ranges): Add maybe_new_sec argument and pass it
7454 through to add_ranges_num.
7455 (note_rnglist_head): New function.
7456 (add_ranges_by_labels): Pass true as maybe_new_sec to
7457 add_ranges_num, call note_rnglist_head on the head of the list.
7458 (output_ranges): Add function comment. Switch to
7459 .debug_ranges section here and emit .Ldebug_ranges0 label.
7460 (index_rnglists, output_rnglists): New functions.
7461 (gen_subprogram_die): Formatting fixes.
7462 (add_high_low_attributes): Don't divide offsets
7463 by 2 * DWARF2_ADDR_SIZE. Call note_rnglist_head on the
7464 first list element or when pointing into the middle of
7465 a list. Pass true as second argument to add_ranges on the
7466 first block fragment after cold/hot section switch.
7467 (init_sections_and_labels): For -gdwarf-5 use .debug_rnglists
7468 section instead of .debug_ranges. Initialize
7469 ranges_base_label if -gdwarf-5 -gsplit-dwarf.
7470 (dwarf2out_finish): For -gdwarf-5 -gsplit-dwarf call
7471 index_rnglists and add DW_AT_rnglists_base attr. Don't switch
7472 to dwarf_ranges_section here or emit .Ldebug_ranges0 label.
7473 Call output_rnglists for -gdwarf-5.
7474 (dwarf2out_c_finalize): Clear rnglist_idx.
7476 2016-11-01 Fritz Reese <fritzoreese@gmail.com>
7478 * combine.c (simplify_compare_const): Add gcc_fallthrough.
7480 2016-11-01 Bilyan Borisov <bilyan.borisov@arm.com>
7481 Tamar Christina <tamar.christina@arm.com>
7483 * config/arm/arm-c.c (arm_cpu_builtins): New macro definition.
7484 * config/arm/arm_neon.h (vmaxnm_f32): New intrinsinc.
7485 (vmaxnmq_f32): Likewise.
7486 (vminnm_f32): Likewise.
7487 (vminnmq_f32): Likewise.
7488 * config/arm/arm_neon_builtins.def (vmaxnm): New builtin.
7490 * config/arm/neon.md (neon_<fmaxmin_op><mode>, VCVTF): New
7493 2016-10-31 Michael Meissner <meissner@linux.vnet.ibm.com>
7495 * config/rs6000/vsx.md (VSX_EXTRACT_FL): New iterator for all
7496 binary floating point types supported by the hardware except for
7498 (vsx_xvcvsxwdp_df): Provide scalar result alternative to the
7499 vector instruction for optimizing extracting a SImode from a
7500 V4SImode vector and converting it to floating point.
7501 (vsx_xvcvuxwdp_df): Likewise.
7502 (vsx_extract_si): On ISA 3.0, allow extract target and temporary
7503 registers to be any VSX register. Move stores to the end of the
7505 (vsx_extract_si_<uns>float_df): New combiner pattern and splitter
7506 to optimize extracting a SImode from a V4SImode vector and
7507 converting it to a binary floating point type supported by the
7508 hardware. Use the vector converts instead of extracting the
7509 element, sign extending it, and then converting it to double.
7510 Other floating point types than double first convert to double,
7511 then the double is converted to that type.
7512 (vsx_extract_si_<uns>float_<mode>): Likewise.
7514 2016-10-31 Andrew Pinski <apinski@cavium.com>
7516 * config/aarch64/driver-aarch64.c (host_detect_local_cpu):
7517 Rewrite handling of part num to handle the case where
7518 multiple implementers share the same part num.
7520 2016-10-31 Jan Kratochvil <jan.kratochvil@redhat.com>
7521 Jakub Jelinek <jakub@redhat.com>
7523 * dwarf2out.c (DWARF_COMPILE_UNIT_HEADER_SIZE): Adjust for -gdwarf-5.
7524 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): Likewise.
7526 2016-10-31 Jakub Jelinek <jakub@redhat.com>
7528 * dwarf2out.c (dwarf_AT): Handle DW_AT_dwo_name.
7529 (use_debug_types): Adjust comment for DWARF5 DW_UT_type units.
7530 (new_die): Handle DW_TAG_skeleton_unit like DW_TAG_compile_unit.
7531 (is_cu_die, is_unit_die): Likewise.
7532 (should_move_die_to_comdat, break_out_comdat_types): Adjust
7533 comments for DWARF5 DW_UT_type units.
7534 (output_compilation_unit_header): Add UT argument, output
7535 start of DWARF5 .debug_info section header.
7536 (output_comp_unit): Add dwo_id argument. Adjust
7537 output_compilation_unit_header caller, for DW_UT_split_compile
7538 emit dwo_id field, otherwise padding1. Emit padding2 field.
7539 (add_top_level_skeleton_die_attrs): Add DW_AT_dwo_name
7540 rather than DW_AT_GNU_dwo_name attr for -gdwarf-5.
7541 (output_skeleton_debug_sections): Add dwo_id argument, for
7542 -gdwarf-5 emit DWARF 5 DW_UT_skeleton header.
7543 (output_comdat_type_unit): For -gdwarf-5 emit .debug_info
7544 DW_UT_type or DW_UT_split_type units rather than .debug_types.
7545 (dwarf2out_finish): Use DW_TAG_skeleton_unit rather than
7546 DW_TAG_compile_unit for skeleton unit die. Don't add
7547 DW_AT_GNU_dwo_id attributes for -gdwarf-5, instead pass checksum
7548 address to output_comp_unit and output_skeleton_debug_sections.
7550 * dwarf2out.c (debug_line_str_section): New variable.
7551 (debug_line_str_hash): Likewise.
7552 (DEBUG_LINE_STR_SECTION): Define.
7553 (set_indirect_string): Handle DW_FORM_line_strp like
7555 (find_string_form): Fix up formatting.
7556 (size_of_die): Handle DW_FORM_line_strp like DW_FORM_strp.
7558 (output_die): Handle DW_FORM_line_strp.
7559 (DWARF5_USE_DEBUG_LINE_STR): Define.
7560 (output_line_string): New function.
7561 (output_file_names): Add -gdwarf-5 support.
7562 (output_line_info): Likewise.
7563 (init_sections_and_labels): Initialize debug_line_str_section.
7564 (output_indirect_string): Change 2nd argument from void *
7565 to enum dwarf_form form, compare with form rather than
7567 (output_indirect_strings): Pass DW_FORM_strp to
7568 output_indirect_string traversion.
7569 (dwarf2out_finish): Output .debug_line_str strings.
7570 (dwarf2out_c_finalize): Clear debug_line_str_section and
7571 debug_line_str_hash.
7573 2016-10-31 Tom Tromey <tom@tromey.com>
7576 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_form_tls_address.
7577 (resolve_args_picking_1): Move DW_OP_form_tls_address case next to
7578 DW_OP_GNU_push_tls_address case.
7579 (loc_list_from_tree_1): Use DW_OP_form_tls_address.
7581 2016-10-31 Jakub Jelinek <jakub@redhat.com>
7583 * dwarf2out.h (struct dw_loc_descr_node): Adjust comment
7584 for frame_offset_rel bit.
7585 (struct array_descr_info): Add rank field.
7586 * dwarf2out.c (struct loc_descr_context): Add placeholder_arg
7587 and placeholder_seen fields.
7588 (resolve_args_picking_1): Handle also frame_offset_rel DW_OP_dup
7589 and DW_OP_over. Optimize DW_OP_pick 0 into DW_OP_dup and
7590 DW_OP_pick 1 into DW_OP_over.
7591 (function_to_dwarf_procedure, type_byte_size, field_byte_offset,
7592 gen_variant_part): Clear placeholder_{arg,seen}.
7593 (loc_list_from_tree_1): Drop const from context argument.
7594 Handle integral PLACEHOLDER_EXPR if context->placeholder_arg.
7595 (loc_list_for_address_of_addr_expr_of_indirect_ref,
7596 loc_list_from_tree, loc_descriptor_from_tree): Drop const from
7598 (add_scalar_info): Drop const from context argument. Handle
7599 context->placeholder_arg.
7600 (add_bound_info): Drop const from context argument.
7601 (gen_descr_array_type_die): Drop const from ctx variable.
7602 Initialize placeholder_arg and placeholder_seen. Add DW_AT_rank
7603 attribute and use a single DW_TAG_generic_subrange instead of
7604 7 DW_TAG_subrange_type for assumed rank arrays.
7606 * dwarf2out.h (enum dw_val_class): Add dw_val_class_loclistsptr.
7607 * dwarf2out.c (struct dw_loc_list_struct): Change emitted field
7608 from bool to 1-bit uchar bitfield. Add num_assigned and
7609 offset_emitted bitfields.
7610 (dw_val_equal_p): Compare v.val_lbl_id rather than v.val_unsigned
7611 for dw_val_class_lineptr and dw_val_class_macptr. Handle
7612 dw_val_class_loclistsptr.
7613 (new_addr_loc_descr): Fix up formatting.
7614 (DEBUG_LOCLISTS_SECTION, DEBUG_DWO_LOCLISTS_SECTION): Define.
7615 (add_AT_low_high_pc): Fix up formatting.
7616 (add_AT_loclistsptr): New function.
7617 (AT_lbl): Allow dw_val_class_loclistsptr.
7618 (print_dw_val, attr_checksum, attr_checksum_ordered, same_dw_val_p):
7619 Handle dw_val_class_loclistsptr.
7620 (loc_list_idx): New variable.
7621 (output_loclists_offsets, assign_location_list_indexes): New
7623 (size_of_die): For dw_val_class_loc_list -gsplit-dwarf -gdwarf-5
7624 add size_of_uleb128 of the index. Drop never used
7625 dwarf_split_debug_info AT_index handling. Handle
7626 dw_val_class_loclistsptr.
7627 (value_format): Return DW_FORM_loclistsx for dw_val_class_loc_list
7628 if -gsplit-dwarf -gdwarf-5. Handle dw_val_class_loclistsptr.
7629 (output_loc_list): Handle DWARF 5 .debug_loclists* format.
7630 (output_loc_list_offset): Handle -gsplit-dwarf -gdwarf-5
7631 DW_FORM_loclistx indexes.
7632 (output_attr_index_or_value): Fix up formatting. Don't handle
7633 dw_val_class_loc_list here.
7634 (output_die): Formatting fixes. Handle dw_val_class_loclistsptr.
7635 For dw_val_class_loc_list call output_loc_list_offset rather than
7636 output_attr_index_or_value.
7637 (init_sections_and_labels): For -gdwarf-5 use .debug_loclists
7638 or .debug_loclists.dwo section name for debug_loc_section.
7639 (resolve_addr_in_expr): Formatting fix.
7640 (index_location_lists): Likewise.
7641 (dwarf2out_finish): If there are any location lists, for
7642 -gsplit-dwarf -gdwarf-5 add DW_AT_loclists_base attribute. Call
7643 index_location_lists only if have_location_lists. Call
7644 assign_location_list_indexes for -gsplit-dwarf -gdwarf-5. Emit
7645 .debug_loclists{,.dwo} section header for -gdwarf-5, for -gdwarf-5
7646 -gsplit-dwarf also emit offset table.
7648 * dwarf2out.c (DWARF_LARGEST_DATA_FORM_BITS): Define.
7649 (size_of_die, value_format, output_die): Use
7650 DW_FORM_data16 for 128-bit dw_val_class_const_double or
7651 dw_val_class_wide_int.
7653 * dwarf2out.c (dwarf_op): Renamed to ...
7654 (dwarf_OP): ... this.
7655 (convert_descriptor_to_mode, scompare_loc_descriptor,
7656 minmax_loc_descriptor, typed_binop, mem_loc_descriptor,
7657 implicit_ptr_descriptor, optimize_one_addr_into_implicit_ptr): Adjust
7659 (dwarf_AT, dwarf_TAG): New functions.
7660 (check_die): Disallow DW_AT_call_all_calls next to
7661 DW_AT_GNU_all_call_sites.
7662 (gen_call_site_die): Use dwarf_TAG and dwarf_AT with DWARF 5 tag
7663 and attributes instead of the corresponding GNU tag and attributes.
7664 (gen_subprogram_die): Likewise. Emit call site information even
7665 for -gdwarf-5 -gstrict-dwarf. Replace DW_AT_GNU_defaulted with
7666 DW_AT_defaulted in comment.
7667 (resolve_addr): Handle DW_AT_call_origin attribute on
7668 DW_TAG_call_site DIE like DW_AT_abstract_origin on
7669 DW_TAG_GNU_call_site DIE.
7671 * dwarf2out.c (dwarf_op): New function.
7672 (size_of_loc_descr): Handle DW_OP_{implicit_pointer,entry_value},
7673 DW_OP_{const,regval,deref}_type and DW_OP_{convert,reinterpret}.
7674 (output_loc_operands, output_loc_operands_raw): Likewise.
7675 (resolve_args_picking_1, prune_unused_types_walk_loc_descr,
7676 mark_base_types, hash_loc_operands, compare_loc_operands): Likewise.
7677 (resolve_addr_in_expr): Likewise. Only punt for !dwarf_strict
7678 if dwarf_version < 5.
7679 (convert_descriptor_to_mode): Use dwarf_op (DW_OP_xxx) instead of
7681 (scompare_loc_descriptor, ucompare_loc_descriptor,
7682 minmax_loc_descriptor, typed_binop, mem_loc_descriptor,
7683 implicit_ptr_descriptor, optimize_one_addr_into_implicit_ptr,
7684 optimize_location_into_implicit_ptr): Likewise. Only punt for
7685 !dwarf_strict if dwarf_version < 5.
7686 (string_cst_pool_decl): Adjust comment.
7687 (non_dwarf_expression): Handle DW_OP_implicit_pointer.
7689 * dwarf2out.h (enum dw_val_class): Add dw_val_class_const_implicit,
7690 dw_val_class_unsigned_const_implicit and dw_val_class_file_implicit.
7691 (struct dw_val_node): Add val_file_implicit field.
7692 * dwarf2out.c (dw_val_equal_p, print_dw_val, attr_checksum,
7693 attr_checksum_ordered, same_dw_val_p, size_of_die, value_format,
7694 output_die): Handle dw_val_class_const_implicit,
7695 dw_val_class_unsigned_const_implicit and dw_val_class_file_implicit.
7696 (abbrev_die_table): Change into va_gc vec.
7697 (abbrev_die_table_allocated, abbrev_die_table_in_use,
7698 ABBREV_DIE_TABLE_INCREMENT): Remove.
7699 (AT_int, AT_unsigned, AT_file): Allow dw_val_class_*_implicit.
7700 (abbrev_opt_start, abbrev_usage_count, sorted_abbrev_dies): New
7702 (build_abbrev_table): Adjust for abbrev_die_table being a va_gc vec.
7703 If abbrev_opt_start, fill in abbrev_usage_count and abbrev_dies
7705 (die_abbrev_cmp, optimize_implicit_const, optimize_abbrev_table): New
7707 (output_die_abbrevs): For DW_FORM_implicit_const emit sleb128 with
7709 (output_abbrev_section): Adjust for abbrev_die_table being a va_gc
7711 (output_comp_unit): Initialize abbrev_opt_start if emitting the main
7712 unit. Call optimize_abbrev_table.
7713 (dwarf2out_init, dwarf2out_finish, dwarf2out_c_finalize): Adjust for
7714 abbrev_die_table being a va_gc vec.
7716 PR tree-optimization/77860
7717 * tree-ssa-reassoc.c (eliminate_using_constants): Handle
7718 also integral complex and vector constants.
7720 * dwarf2out.c (dwarf2out_define, dwarf2out_undef, output_macinfo_op,
7721 optimize_macinfo_range, save_macinfo_strings): Replace
7722 DW_MACRO_GNU_* constants with corresponding DW_MACRO_* constants.
7723 (output_macinfo): Likewise. Emit .debug_macro* rather than
7724 .debug_macinfo* even for -gstrict-dwarf -gdwarf-5.
7725 (init_sections_and_labels): Use .debug_macro* labels rather than
7726 .debug_macinfo* labels even for -gstrict-dwarf -gdwarf-5.
7727 (dwarf2out_finish): Use DW_AT_macros instead of DW_AT_macro_info
7728 or DW_AT_GNU_macros for -gdwarf-5.
7730 2016-10-31 Waldemar Brodkorb <wbx@openadk.org>
7732 * config/microblaze/linux.h (UCLIBC_DYNAMIC_LINKER): Define.
7734 2016-09-11 Le-Chun Wu <lcwu@google.com>
7735 Mark Wielaard <mjw@redhat.com>
7737 * common.opt (Wshadow=global): New option. Default for -Wshadow.
7738 (Wshadow=local): New option.
7739 (Wshadow-local): Hidden alias for -Wshadow=local.
7740 (Wshadow=compatible-local): New option.
7741 (Wshadow-compatible-local): Hidden alias for
7742 -Wshadow=compatible-local.
7743 * doc/invoke.texi: Document Wshadow=global, Wshadow=local and
7744 Wshadow=compatible-local.
7746 2016-10-31 Bin Cheng <bin.cheng@arm.com>
7748 * tree-vect-slp.c (vect_get_and_check_slp_defs): New parameter SWAP.
7749 Check slp defs for COND_EXPR by swapping/inverting operands if the
7750 new parameter SWAP indicates so.
7751 (vect_build_slp_tree_1): New parameter SWAP. Check COND_EXPR stmt
7752 is isomorphic to the first stmt via swapping/inverting. Store swap
7753 information in the new parameter SWAP.
7754 (vect_build_slp_tree): New local array SWAP and pass it to function
7755 vect_build_slp_tree_1. Cleanup result handling code for function
7756 call to vect_get_and_check_slp_defs. Skip operand swapping if the
7757 order of operands has been fixed as indicated by SWAP[i].
7759 2016-10-31 Bin Cheng <bin.cheng@arm.com>
7761 * tree-vect-data-refs.c (vect_slp_analyze_node_dependences): Skip
7762 unnecessary data dependence check after visited store stmt.
7764 2016-10-30 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7766 PR tree-optimization/71915
7767 PR tree-optimization/71490
7768 * gimple-ssa-strength-reduction.c (struct slsr_cand_d): Add
7770 (find_basis_for_base_expr): Require stride types to match when
7772 (alloc_cand_and_find_basis): Record the stride type.
7773 (slsr_process_phi): Pass stride type to alloc_cand_and_find_basis.
7774 (backtrace_base_for_ref): Pass types to legal_cast_p_1 rather than
7775 the expressions having those types.
7776 (slsr_process_ref): Pass stride type to alloc_cand_and_find_basis.
7777 (create_mul_ssa_cand): Likewise.
7778 (create_mul_imm_cand): Likewise.
7779 (create_add_ssa_cand): Likewise.
7780 (create_add_imm_cand): Likewise.
7781 (legal_cast_p_1): Change interface to accept types rather than the
7782 expressions having those types.
7783 (legal_cast_p): Pass types to legal_cast_p_1.
7784 (slsr_process_cast): Pass stride type to
7785 alloc_cand_and_find_basis.
7786 (slsr_process_copy): Likewise.
7787 (dump_candidate): Display stride type when a cast exists.
7788 (create_add_on_incoming_edge): Introduce a cast when necessary for
7790 (analyze_increments): Change the code checking for invalid casts
7791 to rely on the stride type, and update the documentation and
7792 example. Change the code checking for pointer multiplies to rely
7794 (insert_initializers): Introduce a cast when necessary for the
7795 stride type. Use the stride type for the type of the initializer.
7797 2016-10-30 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
7799 * config/arm/arm.c (arm_const_not_ok_for_debug_p): Use VAR_P.
7801 2016-10-29 Jakub Jelinek <jakub@redhat.com>
7803 PR rtl-optimization/77919
7804 * expr.c (expand_expr_real_1) <normal_inner_ref>: Only avoid forcing
7805 into memory if both modes are complex and their inner modes have the
7806 same precision. If the two modes are different complex modes, convert
7807 each part separately and generate a new CONCAT.
7809 2016-10-29 John David Anglin <danglin@gcc.gnu.org>
7811 * config/pa/pa64-hpux.h (FINI_SECTION_ASM_OP): Define to null string.
7813 2016-10-29 Jakub Jelinek <jakub@redhat.com>
7816 * gimple-ssa-store-merging.c
7817 (imm_store_chain_info::output_merged_store): Use build_aligned_type
7818 instead of SET_TYPE_ALIGN on shared integral type.
7820 2016-10-29 John David Anglin <danglin@gcc.gnu.org>
7822 * config/pa/pa.h (BIGGEST_ALIGNMENT): Adjust comment.
7823 (MALLOC_ABI_ALIGNMENT): Define to 128 on all targets except SOM.
7826 2016-10-28 Jeff Law <law@redhat.com>
7828 * config/vax/vax.h (REGNO_REG_CLASS): Access the REGNO argument.
7829 * config/spu/spu.h (REGNO_REG_CLASS): Likewise.
7831 2016-10-28 Eric Botcazou <ebotcazou@adacore.com>
7833 * doc/sourcebuild.texi (Ada Tests): Remove mention of gcc chapter.
7835 2016-10-28 Eric Botcazou <ebotcazou@adacore.com>
7837 * target.def (min_arithmetic_precision): New hook.
7838 * doc/tm.texi.in (Misc): Add TARGET_MIN_ARITHMETIC_PRECISION.
7839 * doc/tm.texi: Regenerate.
7840 * internal-fn.c (expand_arith_overflow): Adjust handling of target
7841 dependent support by means of TARGET_MIN_ARITHMETIC_PRECISION.
7842 * targhooks.c (default_min_arithmetic_precision): New function.
7843 * targhooks.h (default_min_arithmetic_precision): Declare.
7844 * config/sparc/sparc.c (TARGET_MIN_ARITHMETIC_PRECISION): Define.
7845 (sparc_min_arithmetic_precision): New function.
7847 2016-10-28 Segher Boessenkool <segher@kernel.crashing.org>
7850 * combine.c (change_zero_ext): Handle zero_ext of hard registers.
7851 Swap commutative operands in new RTL if needed. Handle zero_ext
7853 (recog_for_combine): Pass *pnewpat to change_zero_ext instead of
7856 2016-10-28 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
7857 Kugan Vivekanandarajah <kuganv@linaro.org>
7858 Jim Wilson <jim.wilson@linaro.org>
7860 PR tree-optimization/43721
7861 * target.def: New hook expand_divmod_libfunc.
7862 * doc/tm.texi.in: Add hook for TARGET_EXPAND_DIVMOD_LIBFUNC.
7863 * doc/tm.texi: Regenerate.
7864 * internal-fn.def: Add new entry for DIVMOD ifn.
7865 * internal-fn.c (expand_DIVMOD): New.
7866 * tree-ssa-math-opts.c: Include optabs-libfuncs.h, tree-eh.h,
7868 (widen_mul_stats): Add new field divmod_calls_inserted.
7869 (target_supports_divmod_p): New.
7870 (divmod_candidate_p): Likewise.
7871 (convert_to_divmod): Likewise.
7872 (pass_optimize_widening_mul::execute): Call calculate_dominance_info,
7873 renumber_gimple_stmt_uids at beginning of function. Call
7874 convert_to_divmod and record stats for divmod.
7875 * config/arm/arm.c (arm_expand_divmod_libfunc): Override hook
7876 TARGET_EXPAND_DIVMOD_LIBFUNC.
7877 * doc/sourcebuild.texi: Add items for arm_divmod_simode, divmod,
7880 2016-10-28 Eric Botcazou <ebotcazou@adacore.com>
7881 Segher Boessenkool <segher@kernel.crashing.org>
7883 * dojump.c (do_jump_by_parts_greater_rtx): Invert probability when
7884 swapping the arms of the branch.
7885 * internal-fn.c (expand_addsub_overflow): Use a straight-line code
7886 sequence for the generic signed-signed-signed case.
7888 2016-10-28 Jeff Law <law@redhat.com>
7890 * config/bfin/bfin.c (bfin_legitimate_address_p): Add missing
7892 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
7894 2016-10-28 Segher Boessenkool <segher@kernel.crashing.org>
7896 PR rtl-optimization/78029
7897 * function.c (prologue_contains, epilogue_contains): New functions.
7898 (record_prologue_seq, record_epilogue_seq): New functions.
7899 * function.h (prologue_contains, epilogue_contains,
7900 record_prologue_seq, record_epilogue_seq): New declarations.
7901 * sched-deps.c (sched_analyze_insn): Make dependencies to prevent
7902 mixing prologue and epilogue insns.
7903 (init_deps): Initialize the new fields in struct deps_desc.
7904 * sched-int.h (struct deps_desc): New fields last_prologue,
7905 last_epilogue, and last_logue_was_epilogue.
7906 * shrink-wrap.c (emit_common_heads_for_components): Record all
7907 emitted prologue and epilogue insns.
7908 (emit_common_tails_for_components): Ditto.
7909 (insert_prologue_epilogue_for_components): Ditto.
7911 2016-10-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7914 * Makefile.in (OBJS): Add gimple-ssa-store-merging.o.
7915 * common.opt (fstore-merging): New Optimization option.
7916 * opts.c (default_options_table): Add entry for
7917 OPT_ftree_store_merging.
7918 * fold-const.h (can_native_encode_type_p): Declare prototype.
7919 * fold-const.c (can_native_encode_type_p): Define.
7920 * params.def (PARAM_STORE_MERGING_ALLOW_UNALIGNED): Define.
7921 (PARAM_MAX_STORES_TO_MERGE): Likewise.
7922 * timevar.def (TV_GIMPLE_STORE_MERGING): New timevar.
7923 * passes.def: Insert pass_tree_store_merging.
7924 * tree-pass.h (make_pass_store_merging): Declare extern
7926 * gimple-ssa-store-merging.c: New file.
7927 * doc/invoke.texi (Optimization Options): Document
7929 (--param documentation): Document store-merging-allow-unaligned
7930 and max-stores-to-merge.
7932 2016-10-28 Will Schmidt <will_schmidt@vnet.ibm.com>
7935 * gimplify.c (gimplify_init_constructor): Move emit of constructor
7936 assignment to earlier in the if/else logic.
7938 2016-10-28 Richard Biener <rguenther@suse.de>
7942 * fold-const.c (make_bit_field_ref): Only adjust alias set
7943 when the original alias set was zero.
7945 2016-10-28 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7947 * config/s390/s390.c (s390_adjust_loop_scan_osc): New function.
7948 (s390_adjust_loops): New function.
7949 (s390_reorg): Invoke s390_adjust_loops.
7950 * config/s390/s390.md (UNSPEC_OSC_BREAK): New constant.
7951 ("osc_break"): New insn definition.
7953 2016-10-28 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7955 * config/s390/s390.opt: Support alternate cpu level naming (archXX).
7956 * config.gcc: Support alternate archXX cpu levels with
7957 --with-arch= and --with-tune=.
7958 * config/s390/linux.h: Translate new archXX cpu levels to the
7959 original names when calling GAS.
7960 * config/s390/tpf.h: Likewise.
7961 * doc/invoke.texi: Document the alternate cpu level names.
7963 2016-10-28 Jakub Jelinek <jakub@redhat.com>
7965 PR rtl-optimization/77919
7966 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force CONCAT into
7967 MEM if mode1 is not a complex mode.
7969 PR rtl-optimization/78132
7970 * ree.c (combine_reaching_defs): Give up if copy_needed and
7971 !HARD_REGNO_MODE_OK (REGNO (src_reg), dst_mode).
7973 2016-10-27 Eric Botcazou <ebotcazou@adacore.com>
7975 * config/sparc/sparc.md (<*vlop:code><VL:mode>3): Remove leading '*'.
7977 2016-10-27 Michael Meissner <meissner@linux.vnet.ibm.com>
7979 * config/rs6000/constraints.md (wH constraint): Add new
7980 constraints for allowing 32-bit integers (and eventually 8/16-bit
7981 integers) into the vector registers.
7982 (wI constraint): Likewise.
7983 (wJ constraint): Likewise.
7984 (wK constraint): Likewise.
7985 * config/rs6000/rs6000-cpus.def (ISA_2_7_MASKS_SERVER): Add
7986 -mvsx-small-integer as a default option for ISA 2.07
7988 (POWERPC_MASKS): Likewise.
7989 * config/rs6000/rs6000.opt (-mvsx-small-integer): Add new debug
7990 switch to turn off small integer support in vector registers.
7991 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Eliminate
7992 test for -mupper-regs-di, since it is already done with the
7993 reg_add[mode].scalar_in_vsx_p. Add support for the switch
7994 -mvsx-small-integer.
7995 (rs6000_debug_reg_global): Add support for wH, wI, wJ, and wK
7997 (rs6000_setup_reg_addr_masks): Likewise.
7998 (rs6000_init_hard_regno_mode_ok): Likewise.
7999 (rs6000_option_override_internal): Add consistency checks for
8000 -mvsx-small-integer.
8001 (rs6000_secondary_reload_simple_move): SImode is a simple move if
8002 -mvsx-small-integer.
8003 (rs6000_secondary_reload): Use std::swap.
8004 (rs6000_preferred_reload_class): Don't prefer FLOAT_REGS over
8005 VSX_REGS for small integers in vector registers, since there is no
8006 D-FORM address mode for such types.
8007 (rs6000_register_move_cost): Use FIRST_FPR_REGNO instead of 32.
8008 (rs6000_opt_masks): Add -mvsx-small-integer.
8009 * config/rs6000/vsx.md (VSINT_84): Add SImode for small integer
8011 (VSX_EXTRACT_I2): Clone VSX_EXTRACT_I, but drop V4SI since SImode
8012 extracts can be done on ISA 2.07.
8013 (vsx_extract_<mode>): Add support for small integers in vsx
8015 (vsx_extract_<mode>_p9): Use 'v' instead of VSX_EX, since we no
8016 longer support V4SImode in this pattern.
8017 (vsx_extract_si): New insn to support extraction of SImode in ISA
8018 2.07 using either xxextractuw or vspltw.
8019 (vsx_extract_<mode>_p8): Use 'v' instead of VSX_EX, since we no
8020 longer support V4SImode in this pattern.
8021 * config/rs6000/rs6000.h (enum rs6000_reg_class_enum): Add wH, wI,
8022 wJ, and wK constraints.
8023 * config/rs6000/rs6000.md (f32_sv): Use correct instruction for
8024 storing SDmode with VSX instructions.
8025 (zero_extendsi<mode>2): Reorder pattern, so RLDICL comes after the
8026 GPR load and before the FPR and VSX loads. Remove ??, ! from the
8027 constraints. Add MFVSRWZ and XXEXTRACTUW instructions to support
8028 small integers in vector registers.
8029 (extendsi<mode>2): Reorder pattern, so EXTSW comes after the GPR
8030 load and before the FPR and VSX loads. Remove ??, ! from the
8031 constraints. Add VEXTSW2D support for small integers in vector
8033 (lfiwax): Remove ! constraint. Add VEXTSW2D support for small
8034 integers in vector registers.
8035 (floatsi<mode>2_lfiwax): If -mvsx-small-integer issue a normal
8036 move instead of using an UNSPEC.
8037 (lfiwzx): Remove ! constraint. Add XXEXTRACTUW support for small
8038 integers in vector registers.
8039 (floatunssi<mode>2_lfiwzx): If -mvsx-small-integer issue a normal
8040 move instead of using an UNSPEC.
8041 (movsi_internal1): Add support for -mvsx-small-integer. Align
8042 columns so that it is more readable.
8043 (SImode splitter for ISA 3.0 constants): Add splitter for
8044 -128..127 constants that can easily be constructed on ISA 3.0.
8045 * doc/md.texi (PowerPC Constraints): Document wH, wI, wJ, and wK
8048 2016-10-27 Jakub Jelinek <jakub@redhat.com>
8051 * omp-simd-clone.c (simd_clone_adjust): Handle noreturn declare simd
8054 2016-10-27 Aldy Hernandez <aldyh@redhat.com>
8056 * builtins.c (expand_builtin_nonlocal_goto): Avoid evaluating
8057 PIC_OFFSET_TABLE_REGNUM twice.
8059 2016-10-27 Bin Cheng <bin.cheng@arm.com>
8061 * match.pd ((convert (op:s (convert@2 @0) (convert?@3 @1)))): Add
8062 support for constant operand for OP.
8064 2016-10-27 Jakub Jelinek <jakub@redhat.com>
8066 * dwarf2out.c (gen_member_die): Only reparent_child instead of
8067 splice_child_die if child doesn't have DW_AT_specification attribute.
8069 2016-10-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
8071 * config/arm/arm.h (TARGET_HAVE_LDREX): Define for ARMv8-M Baseline.
8072 (TARGET_HAVE_LDREXBH): Likewise.
8073 (TARGET_HAVE_LDACQ): Likewise.
8075 2016-10-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
8077 * config/arm/arm.c (arm_split_atomic_op): Add function comment. Add
8078 logic to to decide whether to copy over old value to register for new
8080 * config/arm/sync.md: Add comments explaning why mode and code
8081 attribute are not defined in iterators.md
8082 (thumb1_atomic_op_str): New code attribute.
8083 (thumb1_atomic_newop_str): Likewise.
8084 (thumb1_atomic_fetch_op_str): Likewise.
8085 (thumb1_atomic_fetch_newop_str): Likewise.
8086 (thumb1_atomic_fetch_oldop_str): Likewise.
8087 (atomic_exchange<mode>): Add new ARMv8-M Baseline only alternatives to
8088 mirror the more restrictive constraints of the Thumb-1 insns after
8089 split compared to Thumb-2 counterpart insns.
8090 (atomic_<sync_optab><mode>): Likewise. Add comment to keep constraints
8091 in sync with non atomic version.
8092 (atomic_nand<mode>): Likewise.
8093 (atomic_fetch_<sync_optab><mode>): Likewise.
8094 (atomic_fetch_nand<mode>): Likewise.
8095 (atomic_<sync_optab>_fetch<mode>): Likewise.
8096 (atomic_nand_fetch<mode>): Likewise.
8097 * config/arm/thumb1.md (thumb1_addsi3): Add comment to keep contraint
8098 in sync with atomic version.
8099 (thumb1_subsi3_insn): Likewise.
8100 (thumb1_andsi3_insn): Likewise.
8101 (thumb1_iorsi3_insn): Likewise.
8102 (thumb1_xorsi3_insn): Likewise.
8104 2016-10-27 Nick Clifton <nickc@redhat.com>
8106 * plugin.c (register_plugin_info): Produce an error message if the
8107 plugin is not found in the hash table.
8109 2016-10-27 Bin Cheng <bin.cheng@arm.com>
8111 * match.pd ((convert1 (minmax ((convert2 (x) c)))) -> minmax (x c)):
8114 2016-10-26 Kelvin Nilsen <kelvin@gcc.gnu.org>
8117 * config/rs6000/rs6000.c (spe_init_builtins): Modify loops to not
8118 define builtin functions from the bdesc_spe_predicates or
8119 bdesc_spe_evsel arrays if the builtin mask is not compatible with
8120 the current compiler configuration.
8121 (paired_init_builtins): Modify loop to not define define builtin
8122 functions from the bdesc_paried_preds array if the builtin mask is
8123 not compatible with the current compiler configuration.
8124 (altivec_init_builtins): Modify loops to not define the
8125 __builtin_altivec_stxvl function nor the builtin functions from
8126 the bdesc_dst or bdesc_altivec_preds, or bdesc_abs arrays if the
8127 builtin mask is not compatible with the current compiler
8130 2016-10-26 Jeff Law <law@redhat.com>
8132 * config/sh/sh.c (output_branch): Add missing fallthru comments.
8133 (gen_shl_and): Likewise.
8134 * config/sh/sh.md (movsicc): Add missing fallthru comments.
8136 * config/mips/mips.c (mips16_constant_cost): Add missing
8138 (mips16_build_call_stub): Increase buffer size. Adjust
8141 2016-10-26 David Malcolm <dmalcolm@redhat.com>
8143 * print-rtl.c (rtx_writer::print_rtx_operand_code_u): Print
8144 INSN_UIDs for all insns in compact mode.
8145 (rtx_writer::print_rtx): Likewise.
8146 * print-rtl.h (rtx_writer::flag_compact): Update comment.
8147 * rtl-tests.c (selftest::test_dumping_insns): Update expected
8148 output to include INSN_UID.
8149 (selftest::test_uncond_jump): Likewise.
8151 2016-10-26 Pat Haugen <pthaugen@us.ibm.com>
8153 * haifa-sched.c (call_used_regs_num): Rename to...
8154 (call_saved_regs_num): ...this.
8155 (fixed_regs_num): New variable.
8156 (sched_pressure_start_bb): Subtract out fixed_regs. Scale call_saved
8158 (alloc_global_sched_pressure_data): Compute call_saved and fixed regs.
8160 2016-10-26 David Malcolm <dmalcolm@redhat.com>
8162 * print-rtl-function.c (print_rtx_function): Rewrite in terms of
8164 * print-rtl.c (outfile): Delete global.
8165 (sawclose): Likewise.
8167 (in_call_function_usage): Likewise.
8168 (flag_compact): Likewise.
8169 (flag_simple): Likewise.
8170 (rtx_writer::rtx_writer): New ctor.
8171 (print_rtx_operand_code_0): Convert to...
8172 (rtx_writer::print_rtx_operand_code_0): ...this.
8173 (print_rtx_operand_code_e): Convert to...
8174 (rtx_writer::print_rtx_operand_code_e): ...this.
8175 (print_rtx_operand_codes_E_and_V): Convert to...
8176 (rtx_writer::print_rtx_operand_codes_E_and_V): ...this.
8177 (print_rtx_operand_code_i): Convert to...
8178 (rtx_writer::print_rtx_operand_code_i): ...this.
8179 (print_rtx_operand_code_r): Convert to...
8180 (rtx_writer::print_rtx_operand_code_r): ...this.
8181 (print_rtx_operand_code_u): Convert to...
8182 (rtx_writer::print_rtx_operand_code_u): ...this.
8183 (print_rtx_operand): Convert to...
8184 (rtx_writer::print_rtx_operand): ...this.
8185 (print_rtx): Convert to...
8186 (rtx_writer::print_rtx): ...this.
8187 (print_inline_rtx): Rewrite in terms of class rtx_writer.
8188 (debug_rtx): Likewise.
8189 (print_rtl): Convert to...
8190 (rtx_writer::print_rtl): ...this.
8191 (print_rtl): Reimplement in terms of class rtx_writer.
8192 (print_rtl_single): Rewrite in terms of class rtx_writer.
8193 (print_rtl_single_with_indent): Convert to..
8194 (rtx_writer::print_rtl_single_with_indent): ...this.
8195 (print_simple_rtl): Rewrite in terms of class rtx_writer.
8196 * print-rtl.h (flag_compact): Delete decl.
8197 (class rtx_writer): New class.
8198 * rtl-tests.c (selftest::assert_rtl_dump_eq): Rewrite in terms of
8201 2016-10-26 Jeff Law <law@redhat.com>
8203 * config/microblaze/microblaze.c (tls_mentioned_p): Avoid
8206 * config/arc/arc.c (acr_print_operand): Adjust fallthru comment.
8207 (check_if_valid_sleep_operand): Add missing fallthru comment.
8208 (arc_register_move_cost): Increase buffer size.
8209 * config/arc/arc.md (cbranch4si_scratch): Add missing fallthru
8211 * config/arc/predicates.md (move_str_operand): Avoid fallthru.
8213 * config/cr16/cr16.c (cr16_print_operand): Add missing fallthru
8214 comment. Add gcc_unreachable for path that should never happen.
8216 * config/epiphany/epiphany.c (epiphany_print_operand): Adjust
8219 2016-10-26 Jakub Jelinek <jakub@redhat.com>
8220 Martin Liska <mliska@suse.cz>
8223 * gimplify.c (gimplify_adjust_omp_clauses_1): For all added map
8224 clauses with OMP_CLAUSE_SIZE being a decl, call omp_notice_variable
8225 on outer context if any.
8227 2016-10-26 Jakub Jelinek <jakub@redhat.com>
8229 * gen-pass-instances.awk (adjust_linenos): Increment pass_lines[p]
8230 by increment rather than double it.
8231 (insert_remove_pass): Strip leading whitespace from args[3]. Don't
8232 emit a space before args[4].
8233 (END): Don't emit a space before with_arg.
8235 2016-10-26 Thomas Preud'homme <thomas.preudhomme@arm.com>
8237 * config/arm/sync.md (atomic_compare_and_swap<mode>_1): Add new ARMv8-M
8238 Baseline only alternatives to (i) hold store atomic success value in a
8239 return register rather than a scratch register, (ii) use a low register
8240 for it and to (iii) ensure the cbranchsi insn generated by the split
8241 respect the constraints of Thumb-1 cbranchsi4_insn and
8243 * config/arm/thumb1.md (cbranchsi4_insn): Add comment to indicate
8244 constraints must match those in atomic_compare_and_swap.
8245 (cbranchsi4_scratch): Likewise.
8247 2016-10-26 Thomas Preud'homme <thomas.preudhomme@arm.com>
8249 * config/arm/arm.c (arm_expand_compare_and_swap): Add new bdst local
8250 variable. Add the new parameter to the insn generator. Set that
8251 parameter to be CC flag for 32-bit targets, bval otherwise. Set the
8252 return value from the negation of that parameter for Thumb-1, keeping
8253 the logic unchanged otherwise except for using bdst as the destination
8254 register of the compare_and_swap insn.
8255 (arm_split_compare_and_swap): Add explanation about how is the value
8256 returned to the function comment. Rename scratch variable to
8257 neg_bval. Adapt initialization of variables holding operands to the
8258 new operand numbers. Use return register to hold result of store
8259 exclusive for Thumb-1, scratch register otherwise. Construct the
8260 appropriate cbranch for Thumb-1 targets, keeping the logic unchanged
8261 for 32-bit targets. Guard Z flag setting to restrict to 32bit targets.
8262 Use gen_cbranchsi4 rather than hand-written conditional branch to loop
8263 for strongly ordered compare_and_swap.
8264 * config/arm/predicates.md (cc_register_operand): New predicate.
8265 * config/arm/sync.md (atomic_compare_and_swap<mode>_1): Use a
8266 match_operand with the new predicate to accept either the CC flag or a
8267 destination register for the boolean return value, restricting it to
8268 CC flag only via constraint. Adapt operand numbers accordingly.
8270 2016-10-26 Jeff Law <law@redhat.com>
8272 * config/fr30/fr30.c (fr30_print_operand): Adjust fallthru comment.
8274 * config/frv/frv.c (comparison_string): Do not fall through after
8277 * config/iq2000/iq2000.c (iq2000_function_arg): Adjust fallthru
8279 (expand_one_builtin): Add missing break.
8281 * config/m32c/m32c.c (encode_pattern_1): Add fallthru comment.
8282 (m32c_legitimate_address_p): Likewise.
8284 * config/m32r/m32r.c (m32r_print_operand): Adjust fallthru comment.
8286 * config/mcore/mcore.c (mcore_gen_compare): Adjust fallthru comments.
8288 * config/microblaze/microblaze.c (microblaze_function_arg): Adjust
8291 * config/msp430/msp430.c (msp430_legitimate_address_p): Adjust
8294 * config/nios2/nios2.c (nios2_rtx_costs): Avoid fallthru.
8296 * config/rl78/rl78.c (rl78_calculate_death_notes): Add fallthru
8298 (rl78_asm_ctor_dtor): Increase buffer size.
8300 * config/stormy16/stormy16.c (xstormy16_asm_output_destrutor): Increase
8302 (xstormy16_asm_output_constructor): Likewise.
8304 * config/pa/pa.c (pa_asm_output_mi_thunk): Increase buffer
8307 * config/h8300/h8300.c (h8300_print_operand): Adjust FALLTHRU
8308 comment to silence warning.
8310 * config/spu/spu.c (spu_sched_reorder): Add missing fallthru comment.
8311 (spu_legitimate_address_p): Fix logic error and add missing fallthru
8314 2016-10-26 Michael Matz <matz@suse.de>
8316 PR tree-optimization/78060
8317 PR tree-optimization/78061
8318 PR tree-optimization/78088
8319 * tree-ssa-loop-split.c (easy_exit_values): New function.
8320 (tree_ssa_split_loops): Use it.
8321 (compute_new_first_bound): Change order of operations,
8322 fix invalid use of types.
8324 2016-10-26 Georg-Johann Lay <avr@gjlay.de>
8326 gen-pass-instances.awk is sensitive to the order in which
8327 passes are added; passes that appear later have to be added first.
8331 * config/avr/avr-passes.def: Swap order of directives for
8332 gen-pass-instances.awk.
8334 2016-10-25 Jeff Law <law@redhat.com>
8336 * config/vax/vax.c (vad_address_cost_1): Add missing FALLTHRU comment.
8337 (vax_notice_update_cc): Likewise.
8339 2016-10-25 Eric Botcazou <ebotcazou@adacore.com>
8341 * config.gcc (sparc*-*-solaris2*): Adjust.
8342 (sparc64-*-linux*): Likewise.
8343 * config/sparc/default-64.h: Rename to...
8344 * config/sparc/default64.h: ...this.
8345 * config/sparc/sparc.c (sparc_option_override): Replace TARGET_64BIT
8347 (sparc_mangle_type): Replace !TARGET_64BIT with TARGET_ARCH32.
8348 * config/sparc/sparc.h: Minor tweaks.
8349 * config/sparc/sparc.md: Replace !TARGET_64BIT and !TARGET_ARCH64 with
8350 TARGET_ARCH32 throughout. Minor various tweaks throughout.
8352 2016-10-25 David Malcolm <dmalcolm@redhat.com>
8354 * input.c (fcache::file_patch): Add comment about lifetime.
8355 (selftest::cpp_reader_ptr): New class.
8356 (selftest::lexer_test): Convert m_parser from cpp_reader *
8357 to a cpp_reader_ptr, and move m_tempfile to after it.
8358 (selftest::lexer_test::lexer_test): Update for above reordering.
8359 (lexer_test::~lexer_test): Move cleanup of m_parser to
8360 cpp_reader_ptr's dtor.
8362 2016-10-25 David Malcolm <dmalcolm@redhat.com>
8364 * toplev.c (toplev::main): Remove call to
8365 location_adhoc_data_fini.
8367 2016-10-25 Eric Botcazou <ebotcazou@adacore.com>
8369 * tree.h (wi::fits_to_tree_p): Accept only 0 and 1 for boolean types.
8370 * tree.c (int_fits_type_p): Likewise. Adjust head comment.
8372 2016-10-25 David Malcolm <dmalcolm@redhat.com>
8374 * ggc-tests.c (forcibly_ggc_collect): Rename to...
8375 (selftest::forcibly_ggc_collect): ...this, and remove "static".
8376 (test_basic_struct): Update for above renaming.
8377 (test_length): Likewise.
8378 (test_union): Likewise.
8379 (test_finalization): Likewise.
8380 (test_deletable_global): Likewise.
8381 (test_inheritance): Likewise.
8382 (test_chain_next): Likewise.
8383 (test_user_struct): Likewise.
8384 (test_tree_marking): Likewise.
8385 * selftest-run-tests.c (selftest::run_tests): Call
8386 selftest::forcibly_ggc_collect at the end of the selftests.
8387 * selftest.h (selftest::forcibly_ggc_collect): New decl.
8389 2016-10-25 Jakub Jelinek <jakub@redhat.com>
8392 * optabs.def (vcondeq_optab, vec_cmpeq_optab): New optabs.
8393 * optabs.c (expand_vec_cond_expr): For comparison codes
8394 EQ_EXPR and NE_EXPR, attempt vcondeq_optab as fallback.
8395 (expand_vec_cmp_expr): For comparison codes
8396 EQ_EXPR and NE_EXPR, attempt vec_cmpeq_optab as fallback.
8397 * optabs-tree.h (expand_vec_cmp_expr_p, expand_vec_cond_expr_p):
8398 Add enum tree_code argument.
8399 * optabs-query.h (get_vec_cmp_eq_icode, get_vcond_eq_icode): New
8401 * optabs-tree.c (expand_vec_cmp_expr_p): Add CODE argument. For
8402 CODE EQ_EXPR or NE_EXPR, attempt to use vec_cmpeq_optab as
8404 (expand_vec_cond_expr_p): Add CODE argument. For CODE EQ_EXPR or
8405 NE_EXPR, attempt to use vcondeq_optab as fallback.
8406 * tree-vect-generic.c (expand_vector_comparison,
8407 expand_vector_divmod, expand_vector_condition): Adjust
8408 expand_vec_cmp_expr_p and expand_vec_cond_expr_p callers.
8409 * tree-vect-stmts.c (vectorizable_condition,
8410 vectorizable_comparison): Likewise.
8411 * tree-vect-patterns.c (vect_recog_mixed_size_cond_pattern,
8412 check_bool_pattern, search_type_for_mask_1): Likewise.
8413 * expr.c (do_store_flag): Likewise.
8414 * doc/md.texi (@code{vec_cmpeq@var{m}@var{n}},
8415 @code{vcondeq@var{m}@var{n}}): Document.
8416 * config/i386/sse.md (vec_cmpeqv2div2di, vcondeq<VI8F_128:mode>v2di):
8419 2016-10-25 Jeff Law <law@redhat.com>
8421 * config/v850/v850.c (v850_handle_data_area_attribute): Fix fallthru
8423 (v850_output_aligned_bss): Add missing break.
8425 * config/m68k/m68k.c (m68k_get_reloc_decoration): Add gcc_unreachable.
8427 2016-10-25 Martin Liska <mliska@suse.cz>
8430 * sanopt.c (imm_dom_path_with_freeing_call): Handle gasm
8431 statements as they can also contain possibly a freeing call.
8433 2016-10-25 H.J. Lu <hongjiu.lu@intel.com>
8434 Martin Liska <mliska@suse.cz>
8437 * common.opt: Mark flag_ipa_icf_variables as Optimization flag.
8438 * ipa-icf.c (sem_function::get_hash): Add target optimization
8441 2016-10-25 Wilco Dijkstra <wdijkstr@arm.com>
8444 * config/arm/neon.md (ashldi3_neon): Add "r 0 i" and "&r r i" variants.
8445 Remove partial overlap check for shift by 1.
8446 (ashldi3_neon): Likewise.
8448 2016-10-25 Thomas Preud'homme <thomas.preudhomme@arm.com>
8450 * config/arm/constraints.md (Q constraint): Document its use for
8452 (Pf constraint): New constraint for relaxed, consume or relaxed memory
8454 * config/arm/sync.md (atomic_load<mode>): Add new ARMv8-M Baseline only
8455 alternatives to allow any register when memory model matches Pf and
8456 thus lda is used, but only low registers otherwise. Use unpredicated
8457 output template for Thumb-1 targets.
8458 (atomic_store<mode>): Likewise for stl.
8459 (arm_load_exclusive<mode>): Add new ARMv8-M Baseline only alternative
8460 whose output template does not have predication.
8461 (arm_load_acquire_exclusive<mode>): Likewise.
8462 (arm_load_exclusivesi): Likewise.
8463 (arm_load_acquire_exclusivesi): Likewise.
8464 (arm_store_release_exclusive<mode>): Likewise.
8465 (arm_store_exclusive<mode>): Use unpredicated output template for
8468 2016-10-25 Jakub Jelinek <jakub@redhat.com>
8470 * internal-fn.def (LAUNDER): New internal function.
8471 * internal-fn.c (expand_LAUNDER): New function.
8473 2016-10-25 Georg-Johann Lay <avr@gjlay.de>
8474 Pitchumani Sivanupandi <pitchumani.sivanupandi@microchip.com>
8476 New avr target pass to work around performance loss by PR fix.
8480 * config/avr/avr.md (casesi_<mode>_sequence) [qi,hi]: New insn.
8481 (*cmp<mode>) [qi,qq,uqq,hi,hq,uhq,ha,uha]: Rename to cmp<mode>3.
8482 * config/avr/predicates.md (extend_operator): New.
8483 * config/avr/avr-passes.def (avr_pass_casesi): Register new pass.
8484 * config/avr/avr-protos.h (avr_casei_sequence_check_operands)
8485 (make_avr_pass_casesi): New prototypes.
8486 * config/avr/avr.c (print-rtl.h): Include it.
8487 (pass_data avr_pass_data_casesi): Data for new pass.
8488 (avr_pass_casesi): New class implementing rtl_opt_pass .avr-casesi.
8489 (make_avr_pass_casesi, avr_parallel_insn_from_insns)
8490 (avr_is_casesi_sequence, avr_casei_sequence_check_operands)
8491 (avr_optimize_casesi): New functions.
8493 2016-10-25 Georg-Johann Lay <avr@gjlay.de>
8494 Pitchumani Sivanupandi <pitchumani.sivanupandi@microchip.com>
8498 * config/avr/avr.md (casesi): Rewrite avoiding subregs of SI.
8500 2016-10-24 Jakub Jelinek <jakub@redhat.com>
8502 * dwarf2out.c (gen_subprogram_die): Add DW_AT_reference or
8503 DW_AT_rvalue_reference attributes.
8505 2016-10-24 Bernd Edlinger <bernd.edlinger@hotmail.de>
8507 * doc/invoke.text (Wint-in-bool-context): Update documentation.
8508 * value-prof.c (stringop_block_profile): Fix a warning.
8510 2016-10-24 Martin Sebor <msebor@redhat.com>
8513 * builtins.c (string_length): New function.
8514 (c_strlen): Use string_length. Correctly handle wide strings.
8515 * gimple-ssa-sprintf.c (target_max_value, target_size_max): New
8517 (target_int_max): Call target_max_value.
8518 (format_result::knownrange): New data member.
8519 (fmtresult::fmtresult): Define default constructor.
8520 (format_integer): Use it and set format_result::knownrange.
8521 Handle global constants.
8522 (format_floating_max): Add third argument.
8523 (format_floating): Recompute maximum value for %a for each argument.
8524 (get_string_length): Use fmtresult default ctor.
8525 (format_string): Set format_result::knownrange.
8526 (format_directive): Check format_result::knownrange.
8527 (add_bytes): Same. Correct caret placement in diagnostics.
8528 (pass_sprintf_length::compute_format_length): Set
8529 format_result::knownrange.
8530 (pass_sprintf_length::handle_gimple_call): Use target_size_max.
8532 2016-10-24 Jakub Jelinek <jakub@redhat.com>
8534 * config/i386/i386.c (ix86_in_large_data_p, ix86_expand_builtin): Use
8535 VAR_P (x) instead of TREE_CODE (x) == VAR_DECL.
8537 2016-10-24 Ximin Luo <infinity0@pwned.gg>
8540 * dwarf2out.c (file_table_relative_p): Remove.
8541 (gen_compile_unit_die, dwarf2out_early_finish): Emit DW_AT_comp_dir
8542 also for absolute paths.
8543 * doc/tm.texi: Update.
8544 * doc/tm.texi.in (SDB and DWARF) <TARGET_FORCE_AT_COMP_DIR>: Remove.
8545 * target.def (force_at_comp_dir): Remove hook.
8546 * config/darwin.h (TARGET_FORCE_AT_COMP_DIR): Remove define.
8548 2016-10-24 Richard Biener <rguenther@suse.de>
8550 * tree-vrp.c (evrp_dom_walker::before_dom_children): Ignore
8551 backedges when identifying the single predecessor to take
8552 conditional info from. Use SCEV to get at ranges for loop IVs.
8553 * lto-streamer-out.c (lto_write_mode_table): CSE inner mode to
8554 avoid false warning.
8556 2016-10-24 Georg-Johann Lay <avr@gjlay.de>
8559 * doc/extend.texi (AVR Variable Attributes) [absdata]: Document it.
8560 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_ABSDATA): New macro.
8561 (avr_address_tiny_absdata_p): New static function.
8562 (avr_legitimate_address_p, avr_legitimize_address) [AVR_TINY]: Use
8563 it to determine validity of constant addresses.
8564 (avr_attribute_table) [absdata]: New variable attribute...
8565 (avr_handle_absdata_attribute): ...and handler.
8566 (avr_decl_absdata_p): New static function.
8567 (avr_encode_section_info) [AVR_TINY]: Use it to add flag
8568 AVR_SYMBOL_FLAG_TINY_ABSDATA to respective symbols_refs.
8569 (avr_address_cost) [AVR_TINY]: absdata addresses cost 2.
8571 2016-10-24 Richard Biener <rguenther@suse.de>
8573 PR tree-optimization/78076
8574 * tree-ssa-loop-split.c (tree_ssa_split_loops): Reset aux
8575 also on the loop tree root.
8577 2016-10-24 Jakub Jelinek <jakub@redhat.com>
8579 * config/i386/i386.c (ix86_fold_builtin): Handle
8580 IX86_BUILTIN_BEXTR{,I}{32,64}, IX86_BUILTIN_BZHI{32,64},
8581 IX86_BUILTIN_PDEP{32,64} and IX86_BUILTIN_PEXT{32,64}.
8582 (ix86_gimple_fold_builtin): Handle IX86_BUILTIN_BZHI{32,64},
8583 IX86_BUILTIN_PDEP{32,64} and IX86_BUILTIN_PEXT{32,64}.
8585 2016-10-24 Martin Liska <mliska@suse.cz>
8588 * opts.c (finish_options): Skip conditionally.
8590 2016-10-23 Martin Sebor <msebor@redhat.com>
8593 * config/rs6000/linux.h (TARGET_PRINTF_POINTER_FORMAT): Define.
8594 * config/rs6000/linux64.h (TARGET_PRINTF_POINTER_FORMAT): Likewise.
8596 2016-10-23 Eric Botcazou <ebotcazou@adacore.com>
8598 * config/sparc/sparc.md (cpu_feature): Minor tweak.
8599 (enabled): Likewise.
8600 (movsi_insn, movdi_insn_sp32, movdi_insn_sp64, movsf_insn,
8601 movdf_insn_sp32, movdf_insn_sp64, zero_extendsidi2_insn_sp64,
8602 sign_extendsidi2_insn, mov<VM32:mode>_insn, mov<VM64:mode>_insn_sp64,
8603 mov<VM64:mode>_insn_sp32, not_<code><mode>, nand<mode>_vis,
8604 <code>_not1<mode>_vi, <code>_not2<mode>_vis, one_cmpl<mode>2,
8605 fcmp<code><GCM:gcm_name>, pdistn<mode>_vis): Likewise.
8607 2016-10-23 Eric Botcazou <ebotcazou@adacore.com>
8609 * config/sparc/sparc-c.c (sparc_target_macros): Replace TARGET_64BIT
8610 with TARGET_ARCH64. Define __VIS to 0x400 if TARGET_VIS4.
8612 2016-10-21 Andrew Pinski <apinski@cavium.com>
8614 * config/aarch64/aarch64-cores.def: Rewrite so IMP and PART are
8616 * config/aarch64/driver-aarch64.c (struct aarch64_core_data): Change
8617 implementer_id to unsigned char.
8618 Change part_no to unsigned int.
8619 (AARCH64_BIG_LITTLE): New define.
8620 (INVALID_IMP): New define.
8621 (INVALID_CORE): New define.
8622 (cpu_data): Change the last element's implementer_id and part_no to
8624 (valid_bL_string_p): Rewrite to ..
8625 (valid_bL_core_p): this for integers instead of strings.
8626 (parse_field): New function.
8627 (contains_string_p): Rewrite to ...
8628 (contains_core_p): this for integers and only for the part_no.
8629 (host_detect_local_cpu): Rewrite handling of implementation and
8630 par num to be integers; simplifying the code.
8632 2016-10-21 Kugan Vivekanandarajah <kuganv@linaro.org>
8634 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Create nonzero
8635 value range for pointers in more cases.
8637 2016-10-21 Wilco Dijkstra <wdijkstr@arm.com>
8639 * config/aarch64/aarch64.c (aarch64_add_constant_internal):
8640 Add extra argument to allow emitting the move immediate.
8641 Use add/sub with positive immediate.
8642 (aarch64_add_constant): Add inline function.
8643 (aarch64_add_sp): Likewise.
8644 (aarch64_sub_sp): Likewise.
8645 (aarch64_expand_prologue): Call aarch64_sub_sp.
8646 (aarch64_expand_epilogue): Call aarch64_add_sp.
8647 Decide when to leave out move.
8648 (aarch64_output_mi_thunk): Call aarch64_add_constant.
8650 2016-10-21 Wilco Dijkstra <wdijkstr@arm.com>
8652 * config/aarch64/aarch64.c (aarch64_layout_frame):
8653 Align FP callee-saves.
8655 2016-10-21 Jakub Jelinek <jakub@redhat.com>
8657 * config/i386/adxintrin.h (_subborrow_u32, _addcarry_u32,
8658 _addcarryx_u32, _subborrow_u64, _addcarry_u64, _addcarryx_u64):
8660 * config/i386/rdseedintrin.h (_rdseed16_step, _rdseed32_step,
8661 _rdseed64_step): Likewise.
8662 * config/i386/tbmintrin.h (__bextri_u32): Likewise.
8665 * config/i386/i386.c: Include fold-const-call.h, tree-vrp.h
8666 and tree-ssanames.h.
8667 (ix86_fold_builtin): Fold IX86_BUILTIN_[LT]ZCNT{16,32,64}
8668 with INTEGER_CST argument.
8669 (ix86_gimple_fold_builtin): New function.
8670 (TARGET_GIMPLE_FOLD_BUILTIN): Define.
8672 * dwarf2out.c (ranges_table): Change into vec<dw_ranges, va_gc> *.
8673 (ranges_by_label): Change into vec<dw_ranges_by_label, va_gc> *.
8674 (ranges_table_allocated, ranges_table_in_use,
8675 ranges_by_label_allocated, ranges_by_label_in_use,
8676 RANGES_TABLE_INCREMENT): Removed.
8677 (add_ranges_num): Use vec_safe_push into ranges_table.
8678 (add_ranges_by_labels): Use vec_safe_push into ranges_by_label.
8679 (output_ranges): Adjust for ranges_table and ranges_by_label
8680 conversion from arrays to vec.
8681 (add_high_low_attributes, dwarf2out_finish): Adjust for range_table
8682 conversion from arrays to vec.
8683 (dwarf2out_c_finalize): Don't clear ranges_table_allocated,
8684 ranges_table_in_use, ranges_by_label_allocated and
8685 ranges_by_label_in_use. Set ranges_by_label to NULL instead of 0.
8687 * dwarf2out.c (gen_variable_die): Emit DW_AT_const_expr attribute
8688 if needed. Re-add origin_die variable and its initialization.
8690 * gimplify.c (gimplify_bind_expr): Handle oacc_declare_returns
8691 even for -fstack-reuse=none, or for volatile vars etc.
8693 2016-10-21 David Malcolm <dmalcolm@redhat.com>
8695 * print-rtl-function.c (flag_compact): Move extern decl to...
8696 * print-rtl.h (flag_compact): ...here.
8697 * rtl-tests.c (selftests::assert_rtl_dump_eq): New function.
8698 (ASSERT_RTL_DUMP_EQ): New macro.
8699 (selftest::test_dumping_regs): New function.
8700 (selftest::test_dumping_insns): New function.
8701 (selftest::test_uncond_jump): Add uses of ASSERT_RTL_DUMP_EQ on
8703 (selftest::rtl_tests_c_tests): Call the new test functions.
8705 2016-10-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8707 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Adjust.
8708 (outgoing_edges_match): Likewise.
8709 (try_crossjump_to_edge): Likewise.
8710 * cfgrtl.c (try_redirect_by_replacing_jump): Likewise.
8711 (rtl_tidy_fallthru_edge): Likewise.
8712 * rtl.h (tablejump_p): Adjust prototype.
8713 * rtlanal.c (tablejump_p): Return the label as a rtx_insn *.
8715 2016-10-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8717 * rtl.h (label_ref_label): New function.
8718 (set_label_ref_label): New function.
8719 (LABEL_REF_LABEL): Delete.
8720 * alias.c (rtx_equal_for_memref_p): Adjust.
8721 * cfgbuild.c (make_edges): Likewise.
8722 (purge_dead_tablejump_edges): Likewise.
8723 * cfgexpand.c (convert_debug_memory_address): Likewise.
8724 * cfgrtl.c (patch_jump_insn): Likewise.
8725 * combine.c (distribute_notes): Likewise.
8726 * cse.c (hash_rtx_cb): Likewise.
8727 (exp_equiv_p): Likewise.
8728 (fold_rtx): Likewise.
8729 (check_for_label_ref): Likewise.
8730 * cselib.c (rtx_equal_for_cselib_1): Likewise.
8731 (cselib_hash_rtx): Likewise.
8732 * emit-rtl.c (mark_label_nuses): Likewise.
8733 * explow.c (convert_memory_address_addr_space_1): Likewise.
8734 * final.c (output_asm_label): Likewise.
8735 (output_addr_const): Likewise.
8736 * gcse.c (add_label_notes): Likewise.
8737 * genconfig.c (walk_insn_part): Likewise.
8738 * genrecog.c (validate_pattern): Likewise.
8739 * ifcvt.c (cond_exec_get_condition): Likewise.
8740 (noce_emit_store_flag): Likewise.
8741 (noce_get_alt_condition): Likewise.
8742 (noce_get_condition): Likewise.
8743 * jump.c (maybe_propagate_label_ref): Likewise.
8744 (mark_jump_label_1): Likewise.
8745 (redirect_exp_1): Likewise.
8746 (rtx_renumbered_equal_p): Likewise.
8747 * lra-constraints.c (operands_match_p): Likewise.
8748 * print-rtl.c (print_value): Likewise.
8749 * reload.c (find_reloads): Likewise.
8750 * reload1.c (set_label_offsets): Likewise.
8751 * reorg.c (get_branch_condition): Likewise.
8752 * rtl-tests.c (test_uncond_jump): Likewise.
8753 * rtl.c (rtx_equal_p_cb): Likewise.
8754 (rtx_equal_p): Likewise.
8755 * rtlanal.c (reg_mentioned_p): Likewise.
8756 (rtx_referenced_p): Likewise.
8757 (get_condition): Likewise.
8758 * varasm.c (const_hash_1): Likewise.
8759 (compare_constant): Likewise.
8760 (const_rtx_hash_1): Likewise.
8761 (output_constant_pool_1): Likewise.
8763 2016-10-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
8766 * reload.c (find_valid_class_1): Allow regclass if atleast one
8767 regno in regclass is ok. Compute and use rclass size based on
8768 actually available regnos for mode in rclass.
8770 2016-10-21 Eric Botcazou <ebotcazou@adacore.com>
8772 * config/sparc/sparc-modes.def (CCV): New.
8774 * config/sparc/predicates.md (v_comparison_operator): New.
8775 (icc_comparison_operator): Add support for CCV/CCXV.
8776 (xcc_comparison_operator): Likewise.
8777 * config/sparc/sparc.c (output_cbranch): Likewise.
8778 (sparc_print_operand): Likewise.
8779 * config/sparc/sparc.md (UNSPEC_{ADD,SUB,NEG}V): New constants.
8780 (uaddvdi4): New expander.
8781 (addvdi4): Likewise.
8782 (uaddvdi4_sp32): New instruction.
8783 (addvdi4_sp32): Likewise.
8784 (uaddvsi4): New expander.
8785 (addvsi4): Likewise.
8786 (cmp_ccc_plus_sltu_set): New instruction.
8787 (cmp_ccv_plus): Likewise.
8788 (cmp_ccxv_plus): Likewise.
8789 (cmp_ccv_plus_set): Likewise.
8790 (cmp_ccxv_plus_set): Likewise.
8791 (cmp_ccv_plus_sltu_set): Likewise.
8792 (uaddvdi4): New expander.
8793 (subvdi4): Likewise.
8794 (usubdi4_sp32): New instruction.
8795 (subvdi4_sp32): Likewise.
8796 (usubvsi4): New expander.
8797 (subvsi4): Likewise.
8798 (cmpsi_minus_sltu_set): New instruction.
8799 (cmp_ccv_minus): Likewise.
8800 (cmp_ccxv_minus): Likewise.
8801 (cmp_ccv_minus_set): Likewise.
8802 (cmp_ccxv_minus_set): Likewise.
8803 (cmp_ccv_minus_sltu_set): Likewise.
8804 (unegvdi3): New expander.
8805 (negvdi3): Likewise.
8806 (unegdi3_sp32): New instruction.
8807 (negvdi3_sp32): Likewise.
8808 (unegvsi3): New expander.
8809 (negvsi3): Likewise.
8810 (cmp_ccc_neg_sltu_set): New instruction.
8811 (cmp_ccv_neg): Likewise.
8812 (cmp_ccxv_neg): Likewise.
8813 (cmp_ccv_neg_set): Likewise.
8814 (cmp_ccxv_neg_set): Likewise.
8815 (cmp_ccv_neg_sltu_set): Likewise.
8817 * tree-ssa-loop-split.c: Remove trailing spaces.
8818 * match.pd: Likewise.
8820 2016-10-21 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8822 PR rtl-optimization/78038
8823 * ree.c (get_defs): Return NULL if a defining insn for REG cannot
8824 be deduced to set REG through the RTL structure.
8825 (make_defs_and_copies_lists): Return false on a failing get_defs call.
8827 2016-10-21 Richard Biener <rguenther@suse.de>
8829 PR tree-optimization/78051
8830 * tree-vrp.c (evrp_dom_walker::before_dom_children): Update stmt
8831 and mark replaced if folding did something.
8833 2016-10-21 David Edelsohn <dje.gcc@gmail.com>
8835 * config/rs6000/rs6000.c (rs6000_assemble_visibility): Swap "internal"
8836 and "protected" in visibility types.
8837 (rs6000_xcoff_declare_function_name): Fix formatting.
8838 (rs6000_xcoff_declare_object_name): Fix formatting.
8840 2016-10-21 Uros Bizjak <ubizjak@gmail.com>
8842 * config/i386/i386.c (ix86_fold_builtin): Handle IX86_BUILTIN_INFQ
8843 and IX86_BUILTIN_HUGE_VALQ here ...
8844 (ix86_expand_builtin): ... not here.
8846 2016-10-20 Jakub Jelinek <jakub@redhat.com>
8848 * doc/gty.texi (for_user): Use @item next to @findex.
8850 2016-10-20 Uros Bizjak <ubizjak@gmail.com>
8853 * config/i386/bmiintrin.h (__tzcnt_u16): Call __builtin_ia32_tzcnt_u16.
8854 (__tzcnt_u32, _tzcnt_u32): Call __builtin_ia32_tzcnt_u32.
8855 (__tzcnt_u64, _tzcnt_u64): Call __builtin_ia32_tzcnt_u64.
8856 * config/i386/lzcntintrin.h (__lzcnt_u16): Call
8857 __builtin_ia32_lzcnt_u16.
8858 (__lzcnt_u32, _lzcnt_u32): Call __builtin_ia32_lzcnt_u32.
8859 (__lzcnt_u64, _lzcnt_u64): Call __builtin_ia32_lzcnt_u64.
8860 * config/i386/i386.md (UNSPEC_LZCNT, UNSPEC_TZCNT): New unspecs.
8861 (ctz<mode>2, *ctz<mode>2): Use SWI48 mode iterator.
8862 (bmi_tzcnt_<mode>): New expander.
8863 (*bmi_tzcnt_<mode>_falsedep_1): New define_insn_and_split pattern.
8864 (*bmi_tzcnt_<mode>_falsedep, *bmi_tzcnt_<mode>): New insn patterns.
8865 (clz<mode>2_lzcnt, *clz<mode>2_lzcnt): Use SWI48 mode iterator.
8866 (lzcnt_<mode>): New expander.
8867 (*lzcnt_<mode>_falsedep_1): New define_insn_and_split pattern.
8868 (*lzcnt_<mode>_falsedep, *lzcnt_<mode>): New insn patterns.
8869 * config/i386/i386-builtin-types.def (UINT_FTYPE_UINT): New.
8870 (UINT64_FTYPE_UINT64): New.
8871 * config/i386/i386-builtin.def (__builtin_clzs): Remove description.
8872 (__builtin_ia32_lzcnt_u16): New description.
8873 (__builtin_ia32_lzcnt_u32): Ditto.
8874 (__builtin_ia32_lzcnt_u64): Ditto.
8875 (__builtin_ctzs): Remove description.
8876 (__builtin_ia32_tzcnt_u16): New description.
8877 (__builtin_ia32_tzcnt_u32): Ditto.
8878 (__builtin_ia32_tzcnt_u64): Ditto.
8879 * config/i386/i386.c (ix86_expand_args_builtin): Handle
8880 UINT_FTYPE_UINT and UINT64_FTYPE_UINT64.
8882 2016-10-20 Martin Liska <mliska@suse.cz>
8885 * lto-streamer-in.c (fixup_call_stmt_edges_1): Replace value
8886 comparison with STMT_UID_NOT_IN_RANGE.
8887 (fixup_call_stmt_edges): Do not fixup edges of a thunk in
8890 2016-10-20 Eric Botcazou <ebotcazou@adacore.com>
8892 * compare-elim.c (conforming_compare): Accept UNSPECs.
8893 (find_comparison_dom_walker::before_dom_children): Deal with
8894 instructions both using and killing the flags register.
8895 (equivalent_reg_at_start): New function extracted from...
8896 (try_eliminate_compare): ...here. Use it and add support for
8897 registers and UNSPECs as second operand of the compare.
8898 * config/visium/visium-modes.def (CCV): New.
8899 * config/visium/predicates.md (visium_v_comparison_operator): New.
8900 (visium_branch_operator): Deal with CCV mode.
8901 * config/visium/visium.c (visium_select_cc_mode): Likewise.
8902 (output_cbranch): Likewise.
8903 * config/visium/visium.md (UNSPEC_{ADD,SUB,NEG}V): New constants.
8904 (uaddv<mode>4): New expander.
8905 (addv<mode>4): Likewise.
8906 (add<mode>3_insn_set_carry): New instruction.
8907 (add<mode>3_insn_set_overflow): Likewise.
8908 (addsi3_insn_set_overflow): Likewise.
8909 (usubv<mode>4): New expander.
8910 (subv<mode>4): Likewise.
8911 (sub<mode>3_insn_set_carry): New instruction.
8912 (sub<mode>3_insn_set_overflow): Likewise.
8913 (subsi3_insn_set_overflow): Likewise.
8914 (unegv<mode>3): New expander.
8915 (negv<mode>3): Likewise.
8916 (neg<mode>2_insn_set_overflow): New instruction.
8917 (addv_tst<mode>): Likewise.
8918 (subv_tst<mode>): Likewise.
8919 (negv_tst<mode>): Likewise.
8920 (cbranch<mode>4_addv_insn): New splitter and instruction.
8921 (cbranch<mode>4_subv_insn): Likewise.
8922 (cbranch<mode>4_negv_insn): Likewise.
8924 2016-10-20 Richard Biener <rguenther@suse.de>
8926 * tree-ssa-alias.c (ptrs_compare_unequal): Remove code duplication.
8927 Handle decls possibly not bound.
8928 * tree-ssa-structalias.c (get_constraint_for_ssa_var): Add
8929 nothing_id for decls that might not be bound if we are interested
8931 (get_constraint_for_component_ref): Deal with that.
8933 2016-10-20 Michael Matz <matz@suse.de>
8936 * common.opt (-fsplit-loops): New flag.
8937 * passes.def (pass_loop_split): Add.
8938 * opts.c (default_options_table): Add OPT_fsplit_loops entry at -O3.
8939 (enable_fdo_optimizations): Add loop splitting.
8940 * timevar.def (TV_LOOP_SPLIT): Add.
8941 * tree-pass.h (make_pass_loop_split): Declare.
8942 * tree-ssa-loop-manip.h (rewrite_into_loop_closed_ssa_1): Declare.
8943 * tree-ssa-loop-unswitch.c: Include tree-ssa-loop-manip.h,
8944 * tree-ssa-loop-split.c: New file.
8945 * Makefile.in (OBJS): Add tree-ssa-loop-split.o.
8946 * doc/invoke.texi (fsplit-loops): Document.
8947 * doc/passes.texi (Loop optimization): Add paragraph about loop
8950 2016-10-20 Richard Biener <rguenther@suse.de>
8952 * cgraphunit.c (analyze_functions): Set node->definition to
8953 false to signal symbol removal to debug_hooks->late_global_decl.
8954 * ipa.c (symbol_table::remove_unreachable_nodes): When not in
8955 WPA signal symbol removal to the debuginfo machinery.
8956 * dwarf2out.c (dwarf2out_late_global_decl): Instead of
8957 using early_finised to guard the we're called for symbol
8958 removal case look at the symtabs definition flag.
8959 (gen_variable_die): Remove redundant check.
8961 2016-10-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8963 * config/s390/s390.md ("prefetch"): Add fallthrough comment.
8965 2016-10-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
8967 PR tree-optimization/53979
8968 * match.pd ((a ^ b) | a -> a | b): New pattern.
8970 2016-10-19 John David Anglin <danglin@gcc.gnu.org>
8972 * config/pa/pa64-hpux.h (PA_INIT_FRAME_DUMMY_ASM_OP): Move to
8973 config/pa/pa64-hpux-lib.h.
8974 (PA_CRTBEGIN_HACK): Likewise.
8975 (DTOR_LIST_BEGIN): Likewise.
8977 2016-10-19 Bernd Edlinger <bernd.edlinger@hotmail.de>
8979 * config/arm/arm.c (arm_emit_coreregs_64bit_shift): Clear the result
8980 register only if "in" and "out" are different registers.
8982 2016-10-19 Eric Botcazou <ebotcazou@adacore.com>
8984 * omp-low.c (pass_oacc_device_lower::gate): New method.
8985 (execute): Always call execute_oacc_device_lower.
8987 2016-10-19 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8989 PR tree-optimization/77916
8990 PR tree-optimization/77937
8991 * gimple-ssa-strength-reduction.c (analyze_increments): Remove
8993 (insert_initializers): Requirement of initializer for -1 should be
8994 based on pointer-typedness of the candidate basis.
8996 2016-10-19 Bin Cheng <bin.cheng@arm.com>
8998 PR tree-optimization/78005
8999 * tree-vect-loop-manip.c (vect_gen_prolog_loop_niters): Compute
9000 upper (included) bound for niters of prolog loop.
9001 (vect_gen_scalar_loop_niters): Change parameter VF to VFM1.
9002 Compute niters of scalar loop above which vectorized loop is
9003 preferred, as well as the upper (included) bound for the niters.
9004 (vect_do_peeling): Record niter bound for loops accordingly.
9006 2016-10-19 Thomas Schwinge <thomas@codesourcery.com>
9009 * tree-core.h (enum tree_index): Put the complex types after their
9011 * tree-streamer.c (verify_common_node_recorded): New function.
9012 (preload_common_nodes) <TREE_CODE (node) == COMPLEX_TYPE>: Use it.
9014 2016-10-19 Martin Liska <mliska@suse.cz>
9016 * cgraph.h (cgraph_edge::binds_to_current_def_p):
9017 Replace NULL with false as a return value.
9019 2016-10-19 Thomas Schwinge <thomas@codesourcery.com>
9021 PR tree-optimization/78024
9022 * omp-low.c (oacc_loop_discovery): Call clear_bb_flags before, and
9023 don't clear BB_VISITED after processing.
9025 2016-10-19 Richard Biener <rguenther@suse.de>
9027 * domwalk.c (dom_walker::walk): Use RPO order.
9029 2016-10-19 Richard Biener <rguenther@suse.de>
9031 * tree-vrp.c (evrp_dom_walker::evrp_dom_walker): Initialize
9033 (evrp_dom_walker::~evrp_dom_walker): Free it.
9034 (evrp_dom_walker::stmts_to_remove): Add.
9035 (evrp_dom_walker::before_dom_children): Mark PHIs and stmts
9036 whose output we fully propagate for removal. Propagate
9037 into BB destination PHI arguments.
9038 (execute_early_vrp): Remove queued stmts. Dump value ranges
9039 before stmt removal.
9041 2016-10-18 Aldy Hernandez <aldyh@redhat.com>
9043 * Makefile.in (OBJS): Add gimple-ssa-warn-alloca.o.
9044 * passes.def: Add two instances of pass_walloca.
9045 * tree-pass.h (make_pass_walloca): New.
9046 * gimple-ssa-warn-alloca.c: New file.
9047 * doc/invoke.texi: Document -Walloca, -Walloca-larger-than=, and
9048 -Wvla-larger-than= options.
9050 2016-10-18 Thomas Schwinge <thomas@codesourcery.com>
9052 * cfg.c (clear_bb_flags): Use FOR_ALL_BB_FN.
9053 * config/nvptx/nvptx.c (nvptx_find_sese): Likewise.
9055 2016-10-18 Kelvin Nilsen <kelvin@gcc.gnu.org>
9057 * config/rs6000/altivec.h (vec_xl_len): New macro.
9058 (vec_xst_len): New macro.
9059 (vec_cmpnez): New macro.
9060 (vec_cntlz_lsbb): New macro.
9061 (vec_cnttz_lsbb): New macro.
9062 (vec_xlx): New macro.
9063 (vec_xrx): New macro.
9064 (vec_all_nez): New C++ predicate template.
9065 (vec_any_eqz): New C++ predicate template.
9066 (vec_all_ne): Revised C++ predicate template under _ARCH_PWR9
9067 conditional compilation.
9068 (vec_any_eq): Revised C++ predicate template under _ARCH_PWR9
9069 conditional compilation.
9070 (vec_all_nez): New macro.
9071 (vec_any_eqz): New macro.
9072 (vec_all_ne): Revised macro under _ARCH_PWR9 conditional
9074 (vec_any_eq): Revised macro under _ARCH_PWR9 conditional
9076 * config/rs6000/vector.md (VI): Moved this mode iterator
9077 definition from altivec.md to vector.md.
9078 (UNSPEC_NEZ_P): New value.
9079 (vector_ne_<mode>_p): New expansion for implementation of
9080 vec_all_ne and vec_any_eq built-in functions.
9081 (vector_nez_<mode>_p): New expansion for implementation of
9082 vec_all_nez and vec_any_eqz built-in functions.
9083 (vector_ne_v2di_p): New expansion for implementation of vec_all_ne
9084 and vec_any_eq built-in function.
9085 (cr6_test_for_zero): New commentary to explain this expansion.
9086 (cr6_test_for_zero_reverse): New commentary to explain this expansion.
9087 (cr6_test_for_lt): New commentary to explain this expansion.
9088 (cr6_test_for_lt_reverse): New commentary to explain this
9090 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
9091 overloaded function prototypes for vec_all_ne, vec_all_nez,
9092 vec_any_eq, vec_any_eqz, vec_cmpnez, vec_cntlz_lsbb,
9093 vec_cnttz_lsbb, vec_xl_len, vec_xst_len, vec_xlx, and vec_xrx
9095 (altivec_resolve_overloaded_builtin): Modify the handling of
9096 ALTIVEC_BUILTIN_VEC_CMPNE to use the Power9 instructions when
9097 the compiler is configured to support TARGET_P9_VECTOR.
9098 * config/rs6000/rs6000-builtin.def (BU_ALTIVEC_P): Add commentary
9099 to explain the special processing that is given to predicate
9100 built-ins introduced using this macro.
9101 (BU_ALTIVEC_OVERLOAD_P): Add commentary to alert maintainers to
9102 the special processing given to predicate built-ins introduced
9104 (BU_VSX_P): Likewise.
9105 (BU_P8V_AV_P): Likewise.
9106 (BU_P9V_AV_P): Likewise.
9107 (BU_P9V_AV_X): New macro.
9108 (BU_P9V_64BIT_AV_X): New macro.
9109 (BU_P9V_VSX_3): New macro.
9110 (BU_P9V_OVERLOAD_P): New macro.
9111 (LXVL): New BU_P9V_64BIT_VSX_2.
9112 (VEXTUBLX): New BU_P9V_AV_2.
9113 (VEXTUBRX): Likewise.
9114 (VEXTUHLX): Likewise.
9115 (VEXTUHRX): Likewise.
9116 (VEXTUWLX): Likewise.
9117 (VEXTUWRX): Likewise.
9118 (STXVL): New BU_P9V_64BIT_AV_X.
9119 (VCLZLSBB): New BU_P9V_AV_1.
9120 (VCTZLSBB): Likewise.
9121 (CMPNEB): New BU_P9V_AV_2.
9126 (VCMPNEB_P): New BU_P9V_AV_P.
9127 (VCMPNEH_P): Likewise.
9128 (VCMPNEW_P): Likewise.
9129 (VCMPNED_P): Likewise.
9130 (VCMPNEFP_P): Likewise.
9131 (VCMPNEDP_P): Likewise.
9132 (CMPNEZB): New BU_P9V_AV_2.
9133 (CMPNEZH): Likewise.
9134 (CMPNEZW): Likewise.
9135 (VCMPNEZB_P): New BU_P9V_AV_P.
9136 (VCMPNEZH_P): Likewise.
9137 (VCMPNEZW_P): Likewise.
9138 (LXVL): New BU_P9V_OVERLOAD_2.
9139 (STXVL): New BU_P9V_OVERLOAD_3.
9140 (VEXTULX): New BU_P9V_OVERLOAD_2.
9141 (VEXTURX): Likewise.
9143 (VCMPNEZ_P): New BU_P9V_OVERLOAD_P.
9144 (VCMPNE_P): Likewise.
9145 (VCLZLSBB): New BU_P9V_OVERLOAD_1.
9146 (VCTZLSBB): Likewise.
9147 * config/rs6000/rs6000.c (altivec_expand_predicate_builtin): Add
9148 comment to explain mode used for scratch register.
9149 (altivec_expand_stxvl_builtin): New function.
9150 (altivec_expand_builtin): Add case for new constant P9V_BUILTIN_STXVL.
9151 (altivec_init_builtins): Add initialized variable
9152 void_ftype_v16qi_pvoid_long and use this type to define the
9153 built-in function __builtin_altivec_stxvl.
9154 * config/rs6000/vsx.md (UNSPEC_LXVL): New value.
9155 (UNSPEC_STXVL): New value.
9156 (UNSPEC_VCLZLSBB): New value.
9157 (UNSPEC_VCTZLSBB): New value.
9158 (UNSPEC_VEXTUBLX): New value.
9159 (UNSPEC_VEXTUHLX): New value.
9160 (UNSPEC_VEXTUWLX): New value.
9161 (UNSPEC_VEXTUBRX): New value.
9162 (UNSPEC_VEXTUHRX): New value.
9163 (UNSPEC_VEXTUWRX): New value.
9164 (UNSPEC_VCMPNEB): New value.
9165 (UNSPEC_VCMPNEZB): New value.
9166 (UNSPEC_VCMPNEH): New value.
9167 (UNSPEC_VCMPNEZH): New value.
9168 (UNSPEC_VCMPNEW): New value.
9169 (UNSPEC_VCMPNEZW): New value.
9170 (*vsx_ne_<mode>_p): New insn for vector test all not equal with
9171 vector of integer modes.
9172 (*vsx_ne_<mode>_p): New insn for vector test all not equal with
9173 vector of float or double modes.
9174 (*vector_nez_<mode>_p): New insn for vector test all not equal or
9176 (lxvl): New expand for load VSX vector with length.
9177 (*lxvl): New insn for load VSX vector with length.
9178 (stxvl): New expand for store VSX vector with length.
9179 (*stxvl): New insn for store VSX vector with length.
9180 (vcmpneb): New insn for vector of byte compare not equal.
9181 (vcmpnezb): New insn for vector of byte compare not equal or zero.
9182 (vcmpneh): New insn for vector of half word compare not equal.
9183 (vcmpnezh): New insn for vector of half word compare not equal or
9185 (vcmpnew): New insn for vector of word compare not equal.
9186 (vcmpne<VSs>): New insn for vector of float or double compare not
9188 (vcmpnezw): New insn for vector of word compare not equal or zero.
9189 (vclzlsbb): New insn for vector count leading zero
9190 least-significant bits byte.
9191 (vctzlsbb): New insn for vector count trailing zero least
9192 signficant bits byte.
9193 (vextublx): New insn for vector extract unsigned byte left
9195 (vextubrx): New insn for vector extract unsigned byte right
9197 (vextuhlx): New insn for vector extract unsigned half word left
9199 (vextuhrx): New insn for vector extract unsigned half word right
9201 (vextuwlx): New insn for vector extract unsigned word left
9203 (vextuwrx): New insn for vector extract unsigned word right
9205 * config/rs6000/rs6000.h (RS6000_BTC_CONST): Enhance comment to
9206 clarify intent of this constant.
9207 * config/rs6000/altivec.md (VI): Move this mode iterator to vsx.md.
9208 * doc/extend.texi (PowerPC Altivec Built-in Functions): Add
9209 documentation for vec_all_nez, vec_any_eqz, vec_cmpnez,
9210 vec_cntlz_lsbb, vec_cnttz_lsbb, vec_xl_len, vec_xst_len, vec_xlx,
9211 and vec_xrx functions.
9213 2016-10-18 Andrew Pinski <apinski@cavium.com>
9216 * predict.c (is_exit_with_zero_arg): New function.
9217 (tree_bb_level_predictions): Don't consider paths leading to exit(0)
9220 2016-10-18 Uros Bizjak <ubizjak@gmail.com>
9223 * config/i386/i386.c (legitimize_tls_address)
9224 <case TLS_MODEL_INITIAL_EXEC>: For TARGET_64BIT || TARGET_ANY_GNU_TLS
9225 convert dest to Pmode if different than Pmode.
9227 2016-10-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9229 PR tree-optimization/77916
9230 * gimple-ssa-strength-reduction.c (analyze_increments): Reinstate
9231 stopgap fix, as pointers with -1 increment are still broken.
9233 2016-10-18 David Edelsohn <dje.gcc@gmail.com>
9235 * config/rs6000/rs6000.c (rs6000_output_symbol_ref): Move storage
9236 mapping class decoration from here...
9237 (rs6000_xcoff_encode_section): ...to here.
9239 (rs6000_savres_strategy) [AIX,ELFv2]: Inline FPR save and restore
9240 if shrink-wrapping and optimizing for speed.
9242 2016-10-18 Richard Biener <rguenther@suse.de>
9244 * tree-vrp.c (evrp_dom_walker::before_dom_children): Handle
9245 not visited but non-executable predecessors. Return taken edge.
9246 Simplify conditions and refactor propagation vs. folding step.
9248 2016-10-18 Segher Boessenkool <segher@kernel.crashing.org>
9250 * config/rs6000/rs6000.c (rs6000_savres_strategy): Do not select
9251 {SAVE,REST}_MULTIPLE if shrink-wrapping separate components.
9252 (rs6000_get_separate_components): Assert we do not have those
9253 strategies selected.
9255 2016-10-18 Richard Biener <rguenther@suse.de>
9257 * tree-ssa-propagate.h (substitute_and_fold): Adjust prototype.
9258 * tree-ssa-propagate.c (ssa_prop_fini): Remove final BB_VISITED
9260 (substitute_and_fold_dom_walker): Adjust constructor.
9261 (substitute_and_fold_dom_walker::before_dom_children): Remove
9262 do_dce flag and handling (always true).
9263 (substitute_and_fold): Likewise.
9264 * tree-vrp.c (vrp_finalize): Adjust.
9265 (execute_early_vrp): Remove final BB_VISITED clearing.
9266 * tree-ssa-ccp.c (ccp_finalize): Adjust.
9267 * tree-ssa-copy.c (fini_copy_prop): Likewise.
9268 * ira.c (ira): Call clear_bb_flags.
9270 2016-10-18 Richard Biener <rguenther@suse.de>
9272 * genmatch.c (dt_operand::gen_gimple_expr): Use get_name to
9273 get at the operand to look at with TREE_OPERAND for generic
9276 2016-10-18 David Malcolm <dmalcolm@redhat.com>
9278 * genattrtab.c (attr_string): Use rtx_reader_ptr for call to
9280 (gen_attr): Use rtx_reader_ptr for lookup_enum_type call.
9281 (write_test_expr): Use rtx_reader_ptr for calls to
9283 (write_attr_value): Likewise.
9284 * genconditions.c (write_one_condition): Use rtx_reader_ptr for
9285 call to print_md_ptr_loc.
9286 (write_one_condition): Likewise for calls to print_c_condition.
9287 * genconstants.c: Include "statistics.h" and "vec.h".
9288 (main): Update for conversion to member functions.
9289 * genemit.c (emit_c_code): Use rtx_reader_ptr for
9290 call to print_md_ptr_loc.
9291 * genenums.c: Include "statistics.h" and "vec.h".
9292 (main): Update for conversion of traverse_enum_types to a method.
9293 * genmddeps.c: Include "statistics.h" and "vec.h".
9294 * genoutput.c (process_template): Use rtx_reader_ptr for call to
9296 * genpreds.c (write_predicate_subfunction): Likewise.
9297 (write_predicate_expr): Likewise for calls to print_c_condition.
9298 * genrecog.c (print_test): Likewise.
9299 * gensupport.c (process_rtx): Likewise for calls to
9300 copy_md_ptr_loc and join_c_conditions.
9301 (alter_test_for_insn): Likewise for call to join_c_conditions.
9302 (process_substs_on_one_elem): Likewise.
9303 (gen_mnemonic_setattr): Update for move of string_obstack to a
9304 field of rtx_reader.
9305 (mnemonic_htab_callback): Likewise. Fix formatting.
9306 (gen_mnemonic_attr): Likewise.
9307 * gentarget-def.c (def_target_insn): Use rtx_reader_ptr for calls
9308 to print_c_condition.
9309 * read-md.c: Include "statistics.h" and "vec.h".
9310 (string_obstack): Convert this global to field "m_string_obstack"
9311 of class rtx_reader.
9312 (ptr_locs): Likewise, as "m_ptr_locs".
9313 (ptr_loc_obstack): Likewise, as "m_ptr_loc_obstack".
9314 (joined_conditions): Likewise, as "m_joined_conditions".
9315 (joined_conditions_obstack): Likewise, as "m_joined_conditions_obstack".
9316 (md_constants): Likewise, as "m_md_constants".
9317 (enum_types): Likewise, as "m_enum_types".
9318 (set_md_ptr_loc): Convert to...
9319 (rtx_reader::set_md_ptr_loc): ...member function.
9320 (get_md_ptr_loc): Convert to...
9321 (rtx_reader::get_md_ptr_loc): ...member function.
9322 (copy_md_ptr_loc): Convert to...
9323 (rtx_reader::copy_md_ptr_loc): ...member function.
9324 (fprint_md_ptr_loc): Convert to...
9325 (rtx_reader::fprint_md_ptr_loc): ...member function.
9326 (print_md_ptr_loc): Convert to...
9327 (rtx_reader::print_md_ptr_loc): ...member function.
9328 (join_c_conditions): Convert to...
9329 (rtx_reader::join_c_conditions): ...member function.
9330 (fprint_c_condition): Convert to...
9331 (rtx_reader::fprint_c_condition): ...member function.
9332 (print_c_condition): Convert to...
9333 (rtx_reader::print_c_condition): ...member function.
9334 (read_name): Convert to...
9335 (rtx_reader::read_name): ...member function.
9336 (read_escape): Convert to...
9337 (rtx_reader::read_escape): ...member function.
9338 (read_quoted_string): Convert to...
9339 (rtx_reader::read_quoted_string): ...member function.
9340 (read_braced_string): Convert to...
9341 (rtx_reader::read_braced_string): ...member function.
9342 (read_string): Convert to...
9343 (rtx_reader::read_string): ...member function.
9344 (read_skip_construct): Convert to...
9345 (rtx_reader::read_skip_construct): ...member function.
9346 (handle_constants): Convert to...
9347 (rtx_reader::handle_constants): ...member function.
9348 (traverse_md_constants): Convert to...
9349 (rtx_reader::traverse_md_constants): ...member function.
9350 (handle_enum): Convert to...
9351 (rtx_reader::handle_enum): ...member function.
9352 (lookup_enum_type): Convert to...
9353 (rtx_reader::lookup_enum_type): ...member function.
9354 (traverse_enum_types): Convert to...
9355 (rtx_reader::traverse_enum_types): ...member function.
9356 (rtx_reader::rtx_reader): Move initializations
9357 of various former global data from rtx_reader::read_md_files to
9358 here, as fields, along with the call to unlock_std_streams.
9359 (rtx_reader::~rtx_reader): Clean up m_base_dir, and clean up
9361 (rtx_reader::read_md_files): Move initializations of various
9362 global data from here to the ctor.
9363 * read-md.h (read_name): Convert to...
9364 (rtx_reader::read_name): ...member function.
9365 (rtx_reader::read_escape): New method decl.
9366 (read_quoted_string): Convert to...
9367 (rtx_reader::read_quoted_string): ...member function.
9368 (rtx_reader::read_braced_string): New method decl.
9369 (read_string): Convert to...
9370 (rtx_reader::read_string): ...member function.
9371 (rtx_reader::read_skip_construct): New method decl.
9372 (rtx_reader::set_md_ptr_loc): New method decl.
9373 (rtx_reader::get_md_ptr_loc): New method decl.
9374 (copy_md_ptr_loc): Convert to...
9375 (rtx_reader::copy_md_ptr_loc): ...member function.
9376 (fprint_md_ptr_loc): Convert to...
9377 (rtx_reader::fprint_md_ptr_loc): ...member function.
9378 (print_md_ptr_loc): Convert to...
9379 (rtx_reader::print_md_ptr_loc): ...member function.
9380 (rtx_reader::lookup_enum_type): New method decl.
9381 (rtx_reader::traverse_enum_types): New method decl.
9382 (rtx_reader::handle_constants): New method decl.
9383 (traverse_md_constants): Convert to...
9384 (rtx_reader::traverse_md_constants): ...member function.
9385 (rtx_reader::handle_enum): New method decl.
9386 (rtx_reader::join_c_conditions): New method decl.
9387 (fprint_c_condition): Convert to...
9388 (rtx_reader::fprint_c_condition): ...member function.
9389 (print_c_condition): Convert to...
9390 (rtx_reader::print_c_condition): ...member function.
9391 (rtx_reader::apply_iterator_to_string): New method decl.
9392 (rtx_reader::copy_rtx_for_iterators): New method decl.
9393 (rtx_reader::read_conditions): New method decl.
9394 (rtx_reader::record_potential_iterator_use): New method decl.
9395 (rtx_reader::read_mapping): New method decl.
9396 (rtx_reader::read_rtx): New method decl.
9397 (rtx_reader::read_rtx_code): New method decl.
9398 (rtx_reader::read_rtx_operand): New method decl.
9399 (rtx_reader::read_nested_rtx): New method decl.
9400 (rtx_reader::read_rtx_variadic): New method decl.
9401 (rtx_reader::get_string_obstack): New method.
9402 (rtx_reader::get_md_constants): New method.
9403 (string_obstack): Convert global variable decl to...
9404 (rtx_reader::m_string_obstack): ...this new field.
9405 (rtx_reader::m_ptr_locs): New field.
9406 (rtx_reader::m_ptr_loc_obstack): New field.
9407 (rtx_reader::m_joined_conditions): New field.
9408 (rtx_reader::m_joined_conditions_obstack): New field.
9409 (rtx_reader::m_md_constants): New field.
9410 (rtx_reader::m_enum_types): New field.
9411 * read-rtl.c (apply_iterator_to_string): Convert to...
9412 (rtx_reader::apply_iterator_to_string): ...member function.
9413 (copy_rtx_for_iterators): Convert to...
9414 (rtx_reader::copy_rtx_for_iterators): ...member function.
9415 (add_condition_to_string): Use rtx_reader_ptr for
9416 calls join_c_conditions.
9417 (apply_iterators): Use rtx_reader_ptr for calls to
9418 join_c_conditions and copy_rtx_for_iterators.
9419 (read_conditions): Convert to...
9420 (rtx_reader::read_conditions): ...member function.
9421 (record_potential_iterator_use): Convert to...
9422 (rtx_reader::record_potential_iterator_use): ...member function.
9423 (read_mapping): Convert to...
9424 (rtx_reader::read_mapping): ...member function.
9425 (read_subst_mapping): Use rtx_reader_ptr for read_string call.
9426 (read_rtx): Convert to...
9427 (rtx_reader::read_rtx): ...member function.
9428 (read_rtx_code): Convert to...
9429 (rtx_reader::read_rtx_code): ...member function.
9430 (read_rtx_operand): Convert to...
9431 (rtx_reader::read_rtx_operand): ...member function. Update for move
9432 of string_obstack to a field.
9433 (read_nested_rtx): Convert to..
9434 (rtx_reader::read_nested_rtx): ...member function.
9435 (read_rtx_variadic): Convert to..
9436 (rtx_reader::read_rtx_variadic): ...member function.
9438 2016-10-18 Kugan Vivekanandarajah <kuganv@linaro.org>
9440 * tree-vrp.c (get_value_range): Check get_ptr_nonnull.
9442 2016-10-18 Kugan Vivekanandarajah <kuganv@linaro.org>
9444 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Set value range
9445 for pointer type too.
9446 (ipcp_update_vr): set_ptr_nonnull for pointer.
9448 2016-10-18 Kugan Vivekanandarajah <kuganv@linaro.org>
9450 * tree-ssa-alias.h (pt_solution_singleton_or_null_p): Renamed from
9451 pt_solution_singleton_p.
9452 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Use renamed
9453 pt_solution_singleton_or_null_p from pt_solution_singleton_p.
9454 * tree-ssa-structalias.c (find_what_p_points_to): Preserve
9455 pointer nonnull computed by VRP.
9456 Also Conservatively set pt.null to 1.
9457 (pt_solution_reset): Conservatively set pt.null to 1.
9458 (pt_solution_singleton_or_null_p): Renamed from
9459 pt_solution_singleton_p.
9460 * tree-ssanames.h (set_ptr_nonnull): Declare.
9461 (get_ptr_nonnull): Likewise.
9462 * tree-ssanames.c (set_ptr_nonnull): New.
9463 (get_ptr_nonnull): Likewise.
9464 * tree-vrp.c (vrp_finalize): Set ptr that are nonnull.
9465 (evrp_dom_walker::before_dom_children): Likewise.
9467 2016-10-17 Eric Botcazou <ebotcazou@adacore.com>
9469 * config/i386/i386.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to...
9470 * config/i386/i386.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ...here.
9471 * config/ia64/ia64.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to...
9472 * config/ia64/ia64.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ...here.
9473 * config/rs6000/rs6000.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to.
9474 * config/rs6000/rs6000.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ...here.
9475 (rs6000_option_override_internal): Clear it if ABI_AIX.
9476 * config/sparc/sparc.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to...
9477 * config/sparc/sparc.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ... here.
9479 2016-10-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9481 * gimple-ssa-strength-reduction.c (record_increment): Remove
9484 2016-10-17 Eric Botcazou <ebotcazou@adacore.com>
9486 * expmed.c (expand_shift_1): Add MAY_FAIL parameter and do not assert
9487 that the result is non-zero if it is true.
9488 (maybe_expand_shift): New wrapper around expand_shift_1.
9489 (emit_store_flag): Call maybe_expand_shift in lieu of expand_shift.
9491 2016-10-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9493 PR tree-optimization/77916
9494 * gimple-ssa-strength-reduction.c (create_add_on_incoming_edge):
9495 Don't allow a MINUS_EXPR for pointer arithmetic for either known
9497 (record_increment): Increments of -1 for unknown strides just use
9498 a multiply initializer like other negative values.
9499 (analyze_increments): Remove stopgap solution for -1 increment
9500 applied to pointer arithmetic.
9502 2016-10-17 Yuri Rumyantsev <ysrumyan@gmail.com>
9504 * dominance.c (dom_info::dom_info): Add new constructor for region
9505 which is vector of basic blocks.
9506 (dom_init): New method to initialize members common for both
9508 (dom_info::dom_info): Invoke dom_init for partial initialization.
9509 (dom_info::get_idom): Add check to corner cases on basic blocks which
9511 (dom_info::calc_dfs_tree): Check M_FAKE_EXIT_EDGE instead of M_REVERSE
9512 to detect unreachable bbs.
9513 (dom_info::calc_idoms): Likewise.
9514 (compute_dom_fast_query_in_region): New function.
9515 (calculate_dominance_info_for_region): Likewise.
9516 (free_dominance_info_for_region): Likewise.
9517 * dominance.h: Add prototypes for introduced region-based functions
9518 * tree-if-conv.c (build_region): New function.
9519 (if_convertible_loop_p_1): Invoke local version of post-dominators
9520 calculation before basic block predication with subsequent freeing
9521 post-dominator info.
9522 (tree_if_conversion): Remove free of post-dominator info
9523 (pass_if_conversion::execute): Delete detection of infinite loops
9524 and fake edges to exit block since post-dominator calculation is
9525 performed per if-converted loop only.
9527 2016-10-17 Bernd Edlinger <bernd.edlinger@hotmail.de>
9530 * config/arm/arm.c (arm_emit_coreregs_64bit_shift): Clear the result
9531 register explicitly.
9532 * config/arm/arm.md (ashldi3, ashrdi3, lshrdi3): Don't FAIL if
9533 optimizing for size.
9535 2016-10-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9537 * config/aarch64/aarch64.c: Delete inclusion of
9538 cortex-a57-fma-steering.h.
9539 (aarch64_override_options): Delete call
9540 to aarch64_register_fma_steering.
9541 * config/aarch64/aarch64-protos.h (make_pass_fma_steering): Declare.
9542 * config/aarch64/cortex-a57-fma-steering.h: Delete.
9543 * config/aarch64/aarch64-passes.def: New file.
9544 * config/aarch64/cortex-a57-fma-steering.c
9545 (aarch64_register_fma_steering): Delete definition.
9546 (make_pass_fma_steering): Remove static qualifier.
9547 * config/aarch64/t-aarch64 (PASSES_EXTRA): New directive.
9548 (cortex-a57-fma-steering.o): Remove dependency on
9549 cortex-a57-fma-steering.h.
9551 2016-10-17 Eric Botcazou <ebotcazou@adacore.com>
9553 * explow.c (validize_mem): Do not modify the argument in-place.
9555 2016-10-17 Thomas Schwinge <thomas@codesourcery.com>
9557 * tree-streamer.c (record_common_node): Explicitly list expected
9560 2016-10-17 Richard Biener <rguenther@suse.de>
9562 PR tree-optimization/77988
9563 * tree-vrp.c (remove_range_assertions): Use replace_uses_by.
9565 2016-10-17 Marek Polacek <polacek@redhat.com>
9567 * Makefile.in (C_COMMON_OBJS): Add c-family/c-attribs.o.
9569 2016-10-17 Richard Biener <rguenther@suse.de>
9571 * bb-reorder.c (reorder_basic_blocks_simple): Clear BB_VISITED
9574 2016-10-17 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
9576 PR tree-optimization/71636
9577 * match.pd (x & ((1 << b) - 1) -> x & ~(~0 << b)): New pattern.
9579 2016-10-17 Richard Biener <rguenther@suse.de>
9581 * gimplify.c (gimplify_function_tree): Do not move the outer
9584 2016-10-17 Jakub Jelinek <jakub@redhat.com>
9586 * langhooks.h (struct lang_hooks_for_decls): Remove
9587 function_decl_explicit_p, function_decl_deleted_p and
9588 function_decl_defaulted hooks. Add decl_dwarf_attribute hook.
9589 * langhooks-def.h (lhd_decl_dwarf_attribute): Declare.
9590 (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P,
9591 LANG_HOOKS_FUNCTION_DECL_DELETED_P,
9592 LANG_HOOKS_FUNCTION_DECL_DEFAULTED): Remove.
9593 (LANG_HOOKS_DECL_DWARF_ATTRIBUTE): Define.
9594 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P,
9595 LANG_HOOKS_FUNCTION_DECL_DELETED_P and
9596 LANG_HOOKS_FUNCTION_DECL_DEFAULTED. Add
9597 LANG_HOOKS_DECL_DWARF_ATTRIBUTE.
9598 * langhooks.c (lhd_decl_dwarf_attribute): New function.
9599 * dwarf2out.c (gen_subprogram_die): Use
9600 lang_hooks.decls.decl_dwarf_attribute instead of
9601 lang_hooks.decls.function_decl_*.
9603 2016-10-16 Eric Botcazou <ebotcazou@adacore.com>
9607 * common.opt (-ftrampolines): New option.
9608 * doc/invoke.texi (Code Gen Options): Document it.
9609 * doc/tm.texi.in (Trampolines): Add TARGET_CUSTOM_FUNCTION_DESCRIPTORS.
9610 * doc/tm.texi: Regenerate.
9611 * builtins.def: Add init_descriptor and adjust_descriptor.
9612 * builtins.c (expand_builtin_init_trampoline): Do not issue a warning
9613 on platforms with descriptors.
9614 (expand_builtin_init_descriptor): New function.
9615 (expand_builtin_adjust_descriptor): Likewise.
9616 (expand_builtin) <BUILT_IN_INIT_DESCRIPTOR>: New case.
9617 <BUILT_IN_ADJUST_DESCRIPTOR>: Likewise.
9618 * calls.c (prepare_call_address): Remove SIBCALLP parameter and add
9619 FLAGS parameter. Deal with indirect calls by descriptor and adjust.
9620 Set STATIC_CHAIN_REG_P on the static chain register, if any.
9621 (call_expr_flags): Set ECF_BY_DESCRIPTOR for calls by descriptor.
9622 (expand_call): Likewise. Move around call to prepare_call_address
9623 and pass all flags to it.
9624 * cfgexpand.c (expand_call_stmt): Reinstate CALL_EXPR_BY_DESCRIPTOR.
9625 * gimple.h (enum gf_mask): New GF_CALL_BY_DESCRIPTOR value.
9626 (gimple_call_set_by_descriptor): New setter.
9627 (gimple_call_by_descriptor_p): New getter.
9628 * gimple.c (gimple_build_call_from_tree): SetCALL_EXPR_BY_DESCRIPTOR.
9629 (gimple_call_flags): Deal with GF_CALL_BY_DESCRIPTOR.
9630 * langhooks.h (struct lang_hooks): Add custom_function_descriptors.
9631 * langhooks-def.h (LANG_HOOKS_CUSTOM_FUNCTION_DESCRIPTORS): Define.
9632 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_CUSTOM_FUNCTION_DESCRIPTORS.
9633 * rtl.h (STATIC_CHAIN_REG_P): New macro.
9634 * rtlanal.c (find_first_parameter_load): Skip static chain registers.
9635 * target.def (custom_function_descriptors): New POD hook.
9636 * tree.h (FUNC_ADDR_BY_DESCRIPTOR): New flag on ADDR_EXPR.
9637 (CALL_EXPR_BY_DESCRIPTOR): New flag on CALL_EXPR.
9638 * tree-core.h (ECF_BY_DESCRIPTOR): New mask.
9639 Document FUNC_ADDR_BY_DESCRIPTOR and CALL_EXPR_BY_DESCRIPTOR.
9640 * tree.c (make_node_stat) <tcc_declaration>: Use FUNCTION_ALIGNMENT.
9641 (build_common_builtin_nodes): Initialize init_descriptor and
9643 * tree-nested.c: Include target.h.
9644 (struct nesting_info): Add 'any_descr_created' field.
9645 (get_descriptor_type): New function.
9646 (lookup_element_for_decl): New function extracted from...
9647 (create_field_for_decl): Likewise.
9648 (lookup_tramp_for_decl): ...here. Adjust.
9649 (lookup_descr_for_decl): New function.
9650 (convert_tramp_reference_op): Deal with descriptors.
9651 (build_init_call_stmt): New function extracted from...
9652 (finalize_nesting_tree_1): ...here. Adjust and deal with descriptors.
9653 * defaults.h (FUNCTION_ALIGNMENT): Define.
9654 (TRAMPOLINE_ALIGNMENT): Set to above instead of FUNCTION_BOUNDARY.
9655 * config/i386/i386.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define.
9656 * config/ia64/ia64.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Likewise.
9657 * config/rs6000/rs6000.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS):Likewise.
9658 * config/sparc/sparc.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Likewise.
9660 2016-10-16 Eric Botcazou <ebotcazou@adacore.com>
9662 * config/sparc/sparc.c (sparc_expand_vector_init): Only accept literal
9663 constants in CONST_VECTORs.
9665 2016-10-15 Eric Botcazou <ebotcazou@adacore.com>
9667 * config/sparc/sparc.c (sparc_expand_vec_perm_bmask): Use a scratch
9668 register as destination of bmask.
9669 (vector_init_bshuffle): Likewise.
9670 * config/sparc/sparc.md (vec_perm_constv8qi): Likewise.
9671 (bmaskdi_vis): Enable only in 64-bit mode.
9673 2016-10-15 Segher Boessenkool <segher@kernel.crashing.org>
9675 * config/rs6000/rs6000.c (rs6000_get_separate_components): Do not
9676 make LR a separately shrink-wrapped component unless savres_strategy
9677 contains all of {SAVE,REST}_INLINE_{GPRS,FPRS,VRS}. Do not wrap
9678 GPRs unless both {SAVE,REST}_INLINE_GPRS. Do not disallow all
9679 wrapping when not both {SAVE,REST}_INLINE_GPRS.
9681 2016-10-15 Eric Botcazou <ebotcazou@adacore.com>
9683 * optabs.c (expand_parity): Fix mode mismatch, add final conversion
9684 and keep looping on failure.
9686 2016-10-14 David Malcolm <dmalcolm@redhat.com>
9688 * print-rtl-function.c (print_edge): Omit "(flags)" when none are
9690 (print_rtx_function): Update example in comment for...
9691 * print-rtl.c (print_rtx_operand_code_r): In compact mode, print
9692 non-virtual pseudos with a '%' sigil followed by the regno, offset
9693 by (LAST_VIRTUAL_REGISTER + 1), so that the first non-virtual
9694 pseudo is dumped as "%0".
9696 2016-10-14 Jakub Jelinek <jakub@redhat.com>
9699 * expr.c (expand_expr_real_1) <case CONST_DECL>: For EXPAND_WRITE
9702 2016-10-14 Eric Botcazou <ebotcazou@adacore.com>
9704 * config/sparc/sparc-passes.def: New file.
9705 * config/sparc/t-sparc (PASSES_EXTRA): Add sparc-passes.def.
9706 * config/sparc/sparc-protos.h (make_pass_work_around_errata): New.
9707 * config/sparc/sparc.c (sparc_option_override): Don't register passes.
9709 2016-10-14 Pat Haugen <pthaugen@us.ibm.com>
9711 * loop-unroll.c (unroll_loop_runtime_iterations): Condition initial
9712 loop peel to loops with exit test at the beginning.
9714 2016-10-14 Pat Haugen <pthaugen@us.ibm.com>
9716 PR rtl-optimization/68212
9717 * cfgloopmanip.c (duplicate_loop_to_header_edge): Use preheader edge
9718 frequency when computing scale factor for peeled copies.
9719 * loop-unroll.c (unroll_loop_runtime_iterations): Fix freq/count
9720 values for switch/peel blocks/edges.
9722 2016-10-14 Pedro Alves <palves@redhat.com>
9724 * coretypes.h (OVERRIDE, FINAL): Delete, moved to include/ansidecl.h.
9726 2016-10-14 Catherine Moore <clm@codesourcery.com>
9728 * config/mips/mips.c (mips_prepare_pch_save): Initialize
9729 micromips_globals to zero.
9731 2016-10-14 Richard Biener <rguenther@suse.de>
9733 PR tree-optimization/77979
9734 * tree-vrp.c (compare_name_with_value): Handle released SSA names
9735 in the equivalency sets.
9736 (compare_names): Likewise.
9738 2016-10-14 Martin Liska <mliska@suse.cz>
9740 * builtins.h(target_char_cst_p): Declare the function.
9741 * builtins.c (fold_builtin_memchr): Remove.
9742 (target_char_cst_p): Move the function from gimple-fold.c.
9743 (fold_builtin_3): Do not call the function.
9744 * gimple-fold.c (gimple_fold_builtin_memchr): New function.
9745 (gimple_fold_builtin): Call the function.
9746 * fold-const-call.c (fold_const_call_1): Handle CFN_BUILT_IN_MEMCHR.
9748 2016-10-14 Martin Liska <mliska@suse.cz>
9750 * builtins.c (fold_builtin_strcmp): Remove function.
9751 (fold_builtin_strncmp): Likewise.
9752 (fold_builtin_2): Remove call of the function.
9753 (fold_builtin_3): Likewise.
9754 * fold-const-call.c (fold_const_call): Add constant folding
9755 for CFN_BUILT_IN_STRCASECMP and CFN_BUILT_IN_STRNCASECMP.
9756 * fold-const-call.h (build_cmp_result): Declare the function.
9757 * gimple-fold.c (gimple_load_first_char): New function.
9758 (gimple_fold_builtin_string_compare): Likewise.
9759 (gimple_fold_builtin): Call the function.
9761 2016-10-14 Nathan Sidwell <nathan@acm.org>
9763 * gcov-io.c (gcov_open): Deconstify 'mode'.
9765 2016-10-14 Martin Liska <mliska@suse.cz>
9767 * fold-const.c (c_getstr): Support of properly \0-terminated
9768 string constants. New argument is added.
9769 * fold-const.h: New argument is added.
9771 2016-10-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9773 * config/aarch64/aarch64.c (aarch64_print_hint_for_core_or_arch):
9775 (aarch64_print_hint_for_core): Likewise.
9776 (aarch64_print_hint_for_arch): Likewise.
9777 (aarch64_validate_march): Use it. Fix indentation in type signature.
9778 (aarch64_validate_mcpu): Use aarch64_print_hint_for_core_or_arch.
9779 (aarch64_validate_mtune): Likewise.
9780 (aarch64_handle_attr_arch): Likewise.
9781 (aarch64_handle_attr_cpu): Likewise.
9782 (aarch64_handle_attr_tune): Likewise.
9784 2016-10-14 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
9786 * optabs.def: Remove optab function gen_int_libfunc for sdivmod_optab
9789 2016-10-13 Andreas Schwab <schwab@linux-m68k.org>
9791 * config/m68k/m68k.c (m68k_option_override): Check
9792 opt_fstack_limit_symbol_arg and opt_fstack_limit_register_no
9793 instead of stack_limit_rtx.
9795 2016-10-13 Jakub Jelinek <jakub@redhat.com>
9797 * dwarf2out.c (gen_member_die): Handle inline static data member
9800 2016-10-13 Nathan Sidwell <nathan@acm.org>
9802 * gcov-io.c (gcov_open): Fix documentation. Simplify setting
9803 gcov_var.mode. Remove unnecessary fstat.
9805 2016-10-13 Segher Boessenkool <segher@kernel.crashing.org>
9808 * function.c (thread_prologue_and_epilogue_insns): Call all
9809 make_*logue_seq in the same order as traditional. Call them
9810 all a second time if shrink_wrapped_separate.
9812 2016-10-13 Marek Polacek <polacek@redhat.com>
9814 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
9815 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Don't
9818 2016-10-13 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9820 PR tree-optimization/77937
9821 * gimple-ssa-strength-reduction.c (analyze_increments): Set cost
9822 to infinite when we have a pointer with an increment of -1.
9824 2016-10-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
9826 * coretypes.h: Move MEMMODEL_* macros and enum memmodel definition
9828 * memmodel.h: This file.
9829 * alias.c, asan.c, auto-inc-dec.c, bb-reorder.c, bt-load.c,
9830 caller-save.c, calls.c, ccmp.c, cfgbuild.c, cfgcleanup.c,
9831 cfgexpand.c, cfgloopanal.c, cfgrtl.c, cilk-common.c, combine.c,
9832 combine-stack-adj.c, common/config/aarch64/aarch64-common.c,
9833 common/config/arm/arm-common.c, common/config/bfin/bfin-common.c,
9834 common/config/c6x/c6x-common.c, common/config/i386/i386-common.c,
9835 common/config/ia64/ia64-common.c, common/config/nvptx/nvptx-common.c,
9836 compare-elim.c, config/aarch64/aarch64-builtins.c,
9837 config/aarch64/aarch64-c.c, config/aarch64/cortex-a57-fma-steering.c,
9838 config/arc/arc.c, config/arc/arc-c.c, config/arm/arm-builtins.c,
9839 config/arm/arm-c.c, config/avr/avr.c, config/avr/avr-c.c,
9840 config/avr/avr-log.c, config/bfin/bfin.c, config/c6x/c6x.c,
9841 config/cr16/cr16.c, config/cris/cris.c, config/darwin-c.c,
9842 config/darwin.c, config/epiphany/epiphany.c,
9843 config/epiphany/mode-switch-use.c,
9844 config/epiphany/resolve-sw-modes.c, config/fr30/fr30.c,
9845 config/frv/frv.c, config/ft32/ft32.c, config/h8300/h8300.c,
9846 config/i386/i386-c.c, config/i386/winnt.c, config/iq2000/iq2000.c,
9847 config/lm32/lm32.c, config/m32c/m32c.c, config/m32r/m32r.c,
9848 config/m68k/m68k.c, config/mcore/mcore.c,
9849 config/microblaze/microblaze.c, config/mmix/mmix.c,
9850 config/mn10300/mn10300.c, config/moxie/moxie.c,
9851 config/msp430/msp430.c, config/nds32/nds32-cost.c,
9852 config/nds32/nds32-intrinsic.c, config/nds32/nds32-md-auxiliary.c,
9853 config/nds32/nds32-memory-manipulation.c,
9854 config/nds32/nds32-predicates.c, config/nds32/nds32.c,
9855 config/nios2/nios2.c, config/nvptx/nvptx.c, config/pa/pa.c,
9856 config/pdp11/pdp11.c, config/rl78/rl78.c, config/rs6000/rs6000-c.c,
9857 config/rx/rx.c, config/s390/s390-c.c, config/s390/s390.c,
9858 config/sh/sh.c, config/sh/sh-c.c, config/sh/sh-mem.cc,
9859 config/sh/sh_treg_combine.cc, config/sol2.c, config/spu/spu.c,
9860 config/stormy16/stormy16.c, config/tilegx/tilegx.c,
9861 config/tilepro/tilepro.c, config/v850/v850.c, config/vax/vax.c,
9862 config/visium/visium.c, config/vms/vms-c.c, config/xtensa/xtensa.c,
9863 coverage.c, cppbuiltin.c, cprop.c, cse.c, cselib.c, dbxout.c, dce.c,
9864 df-core.c, df-problems.c, df-scan.c, dojump.c, dse.c, dwarf2asm.c,
9865 dwarf2cfi.c, dwarf2out.c, emit-rtl.c, except.c, explow.c, expmed.c,
9866 expr.c, final.c, fold-const.c, function.c, fwprop.c, gcse.c,
9867 ggc-page.c, haifa-sched.c, hsa-brig.c, hsa-gen.c, hw-doloop.c,
9868 ifcvt.c, init-regs.c, internal-fn.c, ira-build.c, ira-color.c,
9869 ira-conflicts.c, ira-costs.c, ira-emit.c, ira-lives.c, ira.c, jump.c,
9870 loop-doloop.c, loop-invariant.c, loop-iv.c, loop-unroll.c,
9871 lower-subreg.c, lra.c, lra-assigns.c, lra-coalesce.c,
9872 lra-constraints.c, lra-eliminations.c, lra-lives.c, lra-remat.c,
9873 lra-spills.c, mode-switching.c, modulo-sched.c, omp-low.c, passes.c,
9874 postreload-gcse.c, postreload.c, predict.c, print-rtl-function.c,
9875 recog.c, ree.c, reg-stack.c, regcprop.c, reginfo.c, regrename.c,
9876 reload.c, reload1.c, reorg.c, resource.c, rtl-chkp.c, rtl-tests.c,
9877 rtlanal.c, rtlhooks.c, sched-deps.c, sched-rgn.c, sdbout.c,
9878 sel-sched-ir.c, sel-sched.c, shrink-wrap.c, simplify-rtx.c,
9879 stack-ptr-mod.c, stmt.c, stor-layout.c, target-globals.c,
9880 targhooks.c, toplev.c, tree-nested.c, tree-outof-ssa.c,
9881 tree-profile.c, tree-ssa-coalesce.c, tree-ssa-ifcombine.c,
9882 tree-ssa-loop-ivopts.c, tree-ssa-loop.c, tree-ssa-reassoc.c,
9883 tree-ssa-sccvn.c, tree-vect-data-refs.c, ubsan.c, valtrack.c,
9884 var-tracking.c, varasm.c: Include memmodel.h.
9885 * genattrtab.c (write_header): Include memmodel.h in generated file.
9886 * genautomata.c (main): Likewise.
9887 * gengtype.c (open_base_files): Likewise.
9888 * genopinit.c (main): Likewise.
9889 * genconditions.c (write_header): Include memmodel.h earlier in
9891 * genemit.c (main): Likewise.
9892 * genoutput.c (output_prologue): Likewise.
9893 * genpeep.c (main): Likewise.
9894 * genpreds.c (write_insn_preds_c): Likewise.
9895 * genrecog.c (write_header): Likewise.
9896 * Makefile.in (PLUGIN_HEADERS): Include memmodel.h
9898 2016-10-13 David Malcolm <dmalcolm@redhat.com>
9900 * function-tests.c (selftest::test_expansion_to_rtl): Add "true"
9901 for new "compact" param of print_rtx_function. Check for "cinsn"
9903 * print-rtl-function.c (flag_compact): New decl.
9904 (print_rtx_function): Add param "compact" and use it to set
9905 flag_compact, adding a description of the effect to the leading
9906 comment, and updating the example output.
9907 * print-rtl.c (flag_compact): New variable.
9908 (print_rtx_operand_code_0): Omit the JUMP_LABEL reference in compact
9910 (print_rtx_operand_code_i): When printing source locations, wrap
9911 xloc.file in quotes. Don't print INSN_CODEs in compact mode.
9912 (print_rtx_operand_code_r): Don't print regnos for hard regs and
9913 virtuals in compact mode.
9914 (print_rtx_operand_code_u): Don't print insn UIDs in compact mode,
9915 apart from in LABEL_REFs.
9916 (print_rtx_operand): In case 'w', don't print in hex in compact mode.
9917 Don't print basic block ids in compact mode.
9918 (print_rtx): In compact mode, prefix the code of insns with "c",
9919 only print the INSN_UID of CODE_LABELs, and omit their LABEL_NUSES.
9920 * print-rtl.h (print_rtx_function): Add "compact" param.
9922 2016-10-13 Richard Earnshaw <rearnsha@arm.com>
9924 * arm.h (TARGET_VFP): Delete.
9925 (TARGET_VFPD32): Remove references to TARGET_VFP.
9926 (TARGET_VFP3, TARGET_VFP5): Likewise.
9927 (TARGET_VFP_SINGLE, TARGET_VFP_DOUBLE): Likewise.
9928 (TARGET_NEON_FP16): Likewise.
9929 (TARGET_FMA): Likewise.
9930 (TARGET_CRYPTO): Likewise.
9931 (TARGET_NEON): Likewise.
9932 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
9933 (FUNCTION_ARG_REGNO_P): Likewise.
9934 * arm.c (arm_option_check_internal): Likewise.
9935 (arm_option_override): Likewise.
9936 (use_return_insn): Likewise.
9937 (arm_function_value_regno_p): Likewise.
9938 (arm_apply_result_size): Likewise.
9939 (use_vfp_abi): Likewise.
9940 (arm_legitimate_address_outer_p): Likewise.
9941 (thumb2_legitimate_address_p): Likewise.
9942 (arm_legitimate_index_p): Likewise.
9943 (thumb2_legitimate_index_p): Likewise.
9944 (arm_legitimate_address): Likewise.
9945 (arm_get_vfp_saved_size): Likewise.
9946 (arm_emit_vfp_multi_reg_pop): Likewise.
9947 (arm_get_frame_offsets): Likewise.
9948 (arm_save_coproc_regs): Likewise.
9949 (arm_hard_regno_mode_ok): Likewise.
9950 (arm_expand_epilogue_apcs_frame): Likewise.
9951 (arm_expand_epilogue): Likewise.
9952 (arm_file_start): Likewise.
9953 (arm_conditional_register_usage): Likewise.
9954 (arm_validize_comparison): Use vfp_compare_operand directly.
9955 * arm-builtins.c (arm_init_builtins): Remove references to TARGET_VFP.
9956 (arm_expand_vfp_builtin): Use TARGET_HARD_FLOAT for detecting
9958 (arm_atomic_assign_expand_fenv): Likewise.
9959 * arm.md (divsf3): Likewise.
9960 (arm_negsi2): Likewise.
9962 (arm_movdi): Likewise.
9963 (arm_movt): Likewise.
9964 (cbranchsf4): Change predicate to vfp_compare_operand.
9965 (cbranchdf4): Change predicate to vfp_compare_operand.
9966 (cstorehf4): Change predicate to vfp_compare_operand.
9967 (cstoresf4): Change predicate to vfp_compare_operand.
9968 (cstoredf4): Change predicate to vfp_compare_operand.
9969 (vfp_pop_multiple_with_writeback): Remove references to TARGET_VFP.
9970 (movhi_insn_arch4, movhi_bytes): Likewise.
9971 * constraints.md (Dt): Likewise.
9973 * iterators.md (SDF): Likewise.
9974 * predicates.md (arm_float_compare_operand): Delete.
9975 (const_double_vcvt_power_of_two_reciprocal): Remove references to
9977 (const_double_vcvt_power_of_two): Likewise.
9978 * thumb2.md thumb2_movsi_insn): Likewise.
9979 * vfp.md (arm_movhi_vfp, thumb2_movhi_vfp): Likewise.
9980 (movhf_vfp): Likewise.
9981 (arm_movsi_vfp, thumb2_movsi_vfp): Likewise.
9982 (movdi_vfp, movdi_vfp_cortexa8): Likewise.
9983 (movsf_vfp, thumb2_movsf_vfp): Likewise.
9984 (movdf_vfp, thumb2_movdf_vfp): Likewise.
9985 (movsfcc_vfp, abssf2_vfp, negsf2_vfp, addsf3_vfp): Likewise.
9986 (subsf3_vfp, divsf3_vfp): Likewise.
9987 (mulsf3_vfp, mulsf3negsf_vfp, negmulsf3_vfp): Likewise.
9988 (mulsf3addsf_vfp, (mulsf3subsf_vfp, mulsf3negsfaddsf_vfp): Likewise.
9989 (mulsf3negsfsubsf_vfp): Likewise.
9990 (truncsisf2_vfp, fixuns_truncsfsi2, floatsisf2_vfp): Likewise.
9991 (floatunssisf2, sqrtsf2_vfp): Likewise.
9992 (movcc_vfp): Likewise.
9993 (cmpsf_split_vfp, cmpsf_trap_split_vfp): Likewise.
9994 (cmpsf_vfp, cmpsf_trap_vfp): Likewise.
9995 (push_multi_vfp): Likewise.
9996 (set_fpscr, get_fpscr): Likewise.
9997 * arm-c.c (arm_cpu_builtins): Unconditionally define __VFP_FP__.
9999 2016-10-13 Richard Earnshaw <rearnsha@arm.com>
10001 * arm.h (TARGET_VFP): Unconditionally define to 1.
10002 (arm_fpu_desc): Remove 'model' field.
10003 (TARGET_FPU_MODEL): Delete.
10004 * arm.c (all_fpus): Don't initialize the model field.
10005 (arm_can_inline_p): Don't check the FPU model.
10006 * arm-fpus.def: Remove redundant model field from all FPU
10009 2016-10-13 Richard Biener <rguenther@suse.de>
10011 PR middle-end/77826
10012 * genmatch.c (struct capture): Add value_match member.
10013 (commutate): Preserve value_match.
10014 (lower_opt_convert): Likewise.
10015 (lower_cond): Likewise.
10016 (replace_id): Likewise.
10017 (struct dt_operand): Add value_match member.
10018 (decision_tree::cmp_node): Compare it.
10019 (decision_tree::insert_operand): Honor it when finding and
10020 when appending a DT_MATCH.
10021 (dt_operand::gen_match_op): Generate a type check after
10022 operand_equal_p if ! value_match for both GENERIC and GIMPLE.
10023 (parser::get_internal_capture_id): New helper.
10024 (parser::finish_match_operand): New function lowering @@<id>.
10025 (parser::parse_capture): Parse @@<id> as value-match.
10026 (parser::parse_expr): Use get_internal_capture_id.
10027 (parser::parse_simplify): Call finish_match_operand.
10028 (walk_captures): New helper.
10029 * match.pd (X - (X / Y) * Y -> X % Y): Use value-matching instead
10030 of operand_equal_p.
10031 ((X /[ex] A) * A -> X): Likewise.
10032 ((X | Y) ^ X -> Y & ~ X): Handle constants properly by using
10033 convert[12] and value-matching.
10034 ((A | B) & (A | C) -> A | (B & C)): Likewise.
10035 ((X | Y) | Y -> X | Y): Likewise.
10036 ((X ^ Y) ^ Y -> X): Likewise.
10037 (A - (A & B) -> ~B & A): Likewise.
10038 ((T)(P + A) - (T)P -> (T) A): Likewise.
10039 ((T)P - (T)(P + A) -> -(T) A): Likewise.
10040 ((T)(P + A) - (T)(P + B) -> (T)A - (T)B): Likewise.
10041 * doc/match-and-simplify.texi: Amend capture section.
10043 2016-10-13 Claudiu Zissulescu <claziss@synopsys.com>
10045 * config/arc/arc.md (umul_600): Remove predicated variant.
10046 (umul64_600): Likewise.
10048 2016-10-13 Claudiu Zissulescu <claziss@synopsys.com>
10050 * config/arc/arc.h (INSN_LENGTH_ALIGNMENT): Change.
10052 2016-10-13 Bin Cheng <bin.cheng@arm.com>
10054 * tree-vect-loop.c (loop_niters_no_overflow): New func.
10055 (vect_transform_loop): Call loop_niters_no_overflow. Pass the
10056 no-overflow information to vect_do_peeling_for_loop_bound and
10057 vect_gen_vector_loop_niters.
10059 2016-10-13 Bin Cheng <bin.cheng@arm.com>
10061 * tree-predcom.c (tree_predictive_commoning_loop): Skip loop that only
10064 2016-10-13 Bin Cheng <bin.cheng@arm.com>
10066 * tree-vect-loop-manip.c (adjust_vec_debug_stmts): Don't release
10067 adjust_vec automatically.
10068 (slpeel_add_loop_guard): Remove param cond_expr_stmt_list. Rename
10069 param exit_bb to guard_to.
10070 (slpeel_checking_verify_cfg_after_peeling):
10071 (set_prologue_iterations):
10072 (create_lcssa_for_virtual_phi): New func which is factored out from
10073 slpeel_tree_peel_loop_to_edge.
10074 (slpeel_tree_peel_loop_to_edge):
10075 (iv_phi_p): New func.
10076 (vect_can_advance_ivs_p): Call iv_phi_p.
10077 (vect_update_ivs_after_vectorizer): Call iv_phi_p. Directly insert
10078 new gimple stmts in basic block.
10079 (vect_gen_niters_for_prolog_loop): Rename to...
10080 (vect_gen_prolog_loop_niters): ...Rename from. Change parameters and
10081 adjust implementation.
10082 (vect_update_inits_of_drs): Fix code style issue. Convert niters to
10083 sizetype if necessary.
10084 (vect_build_loop_niters): Move to here from tree-vect-loop.c. Change
10085 it to external function.
10086 (vect_gen_scalar_loop_niters, vect_gen_vector_loop_niters): New.
10087 (vect_gen_vector_loop_niters_mult_vf): New.
10088 (slpeel_update_phi_nodes_for_loops): New.
10089 (slpeel_update_phi_nodes_for_guard1): Reimplement.
10090 (find_guard_arg, slpeel_update_phi_nodes_for_guard2): Reimplement.
10091 (slpeel_update_phi_nodes_for_lcssa, vect_do_peeling): New.
10092 * tree-vect-loop.c (vect_build_loop_niters): Move to file
10093 tree-vect-loop-manip.c
10094 (vect_generate_tmps_on_preheader): Delete.
10095 (vect_transform_loop): Rename vectorization_factor to vf. Call
10096 vect_do_peeling instead of vect_do_peeling-* functions.
10097 * tree-vectorizer.h (vect_do_peeling): New decl.
10098 (vect_build_loop_niters, vect_gen_vector_loop_niters): New decls.
10099 (vect_do_peeling_for_loop_bound): Delete.
10100 (vect_do_peeling_for_alignment): Delete.
10102 2016-10-13 Bin Cheng <bin.cheng@arm.com>
10104 * tree-vect-loop-manip.c (slpeel_tree_duplicate_loop_to_edge_cfg): Put
10105 duplicated loop after its preheader and after the original loop.
10107 2016-10-13 Bin Cheng <bin.cheng@arm.com>
10109 * tree-vect-loop.c (vect_analyze_loop_2): Check and skip loop if it
10110 has no enough iterations for LOOP_VINFO_PEELING_FOR_GAPS.
10112 2016-10-13 Bin Cheng <bin.cheng@arm.com>
10114 * tree-vect-loop.c (vectorizable_live_operation): Support handling
10115 for live variable outside loop but not in lcssa form.
10117 2016-10-13 Bin Cheng <bin.cheng@arm.com>
10119 * cfg.c (reset_original_copy_tables): New func.
10120 * cfg.h (reset_original_copy_tables): New decl.
10122 2016-10-13 Jakub Jelinek <jakub@redhat.com>
10125 * tree.h (FALLTHROUGH_LABEL_P): Use private_flag instead of
10127 * varasm.c (default_binds_local_p_3): Formatting fix.
10129 2016-10-13 Bin Cheng <bin.cheng@arm.com>
10131 * tree-vect-loop-manip.c (slpeel_can_duplicate_loop_p): Fix code
10133 (vect_do_peeling_for_loop_bound, vect_do_peeling_for_alignment):
10134 Remove useless code.
10136 2016-10-13 Martin Liska <mliska@suse.cz>
10138 PR tree-optimization/77943
10139 * tree-ssa-tail-merge.c (merge_stmts_p): Do not merge BBs with
10140 a different EH landing pads.
10142 2016-10-13 Jakub Jelinek <jakub@redhat.com>
10145 * hooks.h (hook_tree_void_null): Declare.
10146 * hooks.c (hook_tree_void_null): New function.
10147 * langhooks.c (lhd_return_null_tree_v): Remove.
10148 * langhooks-def.h (lhd_return_null_tree_v): Remove.
10149 * cfgexpand.c (stack_protect_prologue): If guard_decl is NULL,
10150 set y to const0_rtx.
10151 * function.c (stack_protect_epilogue): Likewise.
10152 * config/tilepro/tilepro.c (TARGET_STACK_PROTECT_GUARD): Redefine
10153 if TARGET_THREAD_SSP_OFFSET is defined.
10154 * config/s390/s390.c (TARGET_STACK_PROTECT_GUARD): Likewise.
10155 * config/sparc/sparc.c (TARGET_STACK_PROTECT_GUARD): Likewise.
10156 * config/tilegx/tilegx.c (TARGET_STACK_PROTECT_GUARD): Likewise.
10157 * config/rs6000/rs6000.c (TARGET_STACK_PROTECT_GUARD): Likewise.
10158 * config/i386/i386.c (TARGET_STACK_PROTECT_GUARD): Likewise.
10159 (ix86_stack_protect_guard): New function.
10161 2016-10-13 Richard Biener <rguenther@suse.de>
10163 * dwarf2out.c (tree_add_const_value_attribute): Do not try
10164 rtl_for_decl_init during early phase.
10165 (gen_variable_die): Do not create locations during early phase.
10166 (gen_label_die): Likewise.
10167 (decls_for_scope): Do not waste time handling BLOCK_NONLOCALIZED_VARs
10170 2016-10-12 Richard Biener <rguenther@suse.de>
10172 * tree-vrp.c (evrp_dom_walker::try_find_new_range): Renamed from
10173 try_add_new_range and made to eturn new range.
10174 (evrp_dom_walker::before_dom_children): Push op1 value range before
10175 pushing op0 value range.
10177 2016-10-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10179 PR tree-optimization/77937
10180 * gimple-ssa-strength-reduction.c (analyze_increments): Use
10181 POINTER_TYPE_P on the candidate type to determine whether
10182 candidates in this chain require pointer arithmetic.
10184 2016-10-12 Eric Botcazou <ebotcazou@adacore.com>
10186 * config/visium/visium.c (visium_gimplify_va_arg): Emit a big-endian
10187 correction if the type is smaller than a word.
10188 (visium_select_cc_mode): Add ... fall through ... comment.
10190 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
10192 * config/rs6000/rs6000.c (machine_function): Add new fields
10193 gpr_is_wrapped_separately and lr_is_wrapped_separately.
10194 (TARGET_SHRINK_WRAP_GET_SEPARATE_COMPONENTS,
10195 TARGET_SHRINK_WRAP_COMPONENTS_FOR_BB,
10196 TARGET_SHRINK_WRAP_DISQUALIFY_COMPONENTS,
10197 TARGET_SHRINK_WRAP_EMIT_PROLOGUE_COMPONENTS,
10198 TARGET_SHRINK_WRAP_EMIT_EPILOGUE_COMPONENTS,
10199 TARGET_SHRINK_WRAP_SET_HANDLED_COMPONENTS): Define.
10200 (rs6000_get_separate_components): New function.
10201 (rs6000_components_for_bb): New function.
10202 (rs6000_disqualify_components): New function.
10203 (rs6000_emit_prologue_components): New function.
10204 (rs6000_emit_epilogue_components): New function.
10205 (rs6000_set_handled_components): New function.
10206 (rs6000_emit_prologue): Don't emit LR save if lr_is_wrapped_separately.
10207 Don't emit GPR saves if gpr_is_wrapped_separately for that register.
10208 (restore_saved_lr): Don't restore LR if lr_is_wrapped_separately.
10209 (rs6000_emit_epilogue): Don't emit GPR restores if
10210 gpr_is_wrapped_separately for that register. Don't make a
10211 REG_CFA_RESTORE note for registers we did not restore, either.
10213 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
10215 * function.c (thread_prologue_and_epilogue_insns): Call
10216 try_shrink_wrapping_separate. Compute the prologue_seq afterwards,
10217 if it has possibly changed. Compute the split_prologue_seq and
10218 epilogue_seq later, too.
10219 * shrink-wrap.c: #include cfgbuild.h and insn-config.h.
10220 (dump_components): New function.
10221 (struct sw): New struct.
10222 (SW): New function.
10223 (init_separate_shrink_wrap): New function.
10224 (fini_separate_shrink_wrap): New function.
10225 (place_prologue_for_one_component): New function.
10226 (spread_components): New function.
10227 (disqualify_problematic_components): New function.
10228 (emit_common_heads_for_components): New function.
10229 (emit_common_tails_for_components): New function.
10230 (insert_prologue_epilogue_for_components): New function.
10231 (try_shrink_wrapping_separate): New function.
10232 * shrink-wrap.h: Declare try_shrink_wrapping_separate.
10234 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
10236 * regrename.c (build_def_use): Invalidate chains that have a
10237 REG_CFA_RESTORE on some instruction.
10239 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
10241 * dce.c (delete_unmarked_insns): Don't delete instructions with
10242 a REG_CFA_RESTORE note.
10244 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
10246 * common.opt (-fshrink-wrap-separate): New flag.
10247 * doc/invoke.texi: Document it.
10248 * doc/tm.texi.in (Shrink-wrapping separate components): New subsection.
10249 * doc/tm.texi: Regenerate.
10250 * emit-rtl.h (struct rtl_data): New field shrink_wrapped_separate.
10251 * target.def (shrink_wrap): New hook vector.
10252 (get_separate_components, components_for_bb, disqualify_components,
10253 emit_prologue_components, emit_epilogue_components,
10254 set_handled_components): New hooks.
10256 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
10258 * config/rs6000/rs6000.c (rs6000_return_in_memory): Warn for
10259 vector return by reference only if -Wpsabi.
10260 (rs6000_pass_by_reference): Similarly, for argument passing.
10262 2016-10-12 David Malcolm <dmalcolm@redhat.com>
10264 * function-tests.c: Include "print-rtl.h".
10265 (selftest::test_expansion_to_rtl): Call print_rtx_function on the
10266 function, and verify what is dumped.
10267 * print-rtl-function.c (print_edge): New function.
10268 (begin_any_block): New function.
10269 (end_any_block): New function.
10270 (can_have_basic_block_p): New function.
10271 (print_rtx_function): Track the basic blocks of insns in the
10272 chain, wrapping those that are within blocks within "(block)"
10273 directives. Remove the "(cfg)" directive.
10275 2016-10-12 David Malcolm <dmalcolm@redhat.com>
10277 * selftest.c (selftest::read_file): New function.
10278 (selftest::test_read_file): New function.
10279 (selftest::selftest_c_tests): Call test_read_file.
10280 * selftest.h (selftest::read_file): New decl.
10282 2016-10-12 Richard Biener <rguenther@suse.de>
10285 * cgraphunit.c (analyze_functions): Preserve cgraph nodes
10288 2016-10-12 Thomas Schwinge <thomas@codesourcery.com>
10290 * lto-streamer.c: Fix LTO_STREAMER_DEBUG build.
10292 * dwarf2out.c (dwarf2_lineno_debug_hooks): Use
10293 dwarf2out_assembly_start.
10295 * Makefile.in (SELFTEST_FLAGS): Add -nostdinc.
10297 * Makefile.in (SELFTEST_FLAGS): New variable.
10298 (s-selftest, selftest-gdb, selftest-valgrind): Use it.
10300 * vmsdbgout.c (vmsdbg_debug_hooks): Add filename parameter to
10303 2016-10-12 Georg-Johann Lay <avr@gjlay.de>
10305 * rtl.h (struct rtx_def): Comment how RTX_FLAGS will be
10306 dumped in RTL dumps.
10308 2016-10-12 Martin Liska <mliska@suse.cz>
10310 * gimple-fold.c (create_tmp_reg_or_ssa_name): New function.
10311 (gimple_fold_builtin_memory_op): Use the function.
10312 (gimple_fold_builtin_strchr): Likewise.
10313 (gimple_fold_builtin_strcat): Likewise.
10314 (gimple_build): Likewise.
10316 2016-10-12 Nathan Sidwell <nathan@acm.org>
10318 * diagnostic.c (diagnostc_report_diagnostic): Fix formatting.
10320 2016-10-12 Pierre-Marie de Rodat <derodat@adacore.com>
10322 * dwarf2out.c (int_loc_descriptor): Generate opcodes for another
10323 equivalent 32-bit constant (modulo 2**32) when that yields
10324 smaller instructions.
10325 (size_of_int_loc_descriptor): Update accordingly.
10327 2016-10-12 Pierre-Marie de Rodat <derodat@adacore.com>
10329 * dwarf2out.c (dwarf2out_early_global_decl): For nested
10330 functions, call dwarf2out_decl on the parent function first.
10332 2016-10-12 Richard Biener <rguenther@suse.de>
10334 * match.pd ((X /[ex] A) * A -> X): Remove unnecessary constraint
10337 2016-10-12 Richard Biener <rguenther@suse.de>
10339 * tree-ssa-propagate.c
10340 (substitute_and_fold_dom_walker::before_dom_children): Do not
10341 ignore ASSERT_EXPRs but only preserve them.
10342 * tree-vrp.c (remove_range_assertions): Deal with ASSERT_EXPRs
10343 that have been propagated into.
10344 (vrp_finalize): Enable DCE for substitute_and_fold.
10346 2016-10-12 Richard Biener <rguenther@suse.de>
10348 PR tree-optimization/77920
10349 * tree-vrp.c (simplify_div_or_mod_using_ranges): Simplify.
10350 (simplify_min_or_max_using_ranges): Pass in gsi and use it.
10351 (simplify_abs_using_ranges): Likewise.
10352 (simplify_conversion_using_ranges): Likewise.
10353 (simplify_stmt_using_ranges): Adjust.
10355 2016-10-12 Jakub Jelinek <jakub@redhat.com>
10357 PR tree-optimization/77929
10358 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Handle
10359 (*ops)[ranges[i].idx]->op != ranges[i].exp case.
10361 2016-10-12 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
10364 * config/rs6000/vmx.md (vsx_concat_<mode>): The mtvsrdd instruction
10365 needs a base register for arg 1.
10367 2016-10-12 Jakub Jelinek <jakub@redhat.com>
10369 * common.opt (Wimplicit-fallthrough) Turn into alias to
10370 -Wimplicit-fallthrough=3. Remove EnabledBy.
10371 (Wimplicit-fallthrough=): New option.
10372 * gimplify.c (warn_implicit_fallthrough_r): Use
10373 OPT_Wimplicit_fallthrough_ instead of OPT_Wimplicit_fallthrough.
10374 * doc/invoke.texi (-Wimplicit-fallthrough): Document as alias
10375 to -Wimplicit-fallthrough=3.
10376 (-Wimplicit-fallthrough=): Document.
10378 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
10380 * config/sparc/sparc.c (emit_scc_insn): Remove direct support for EQ
10381 and GEU in DImode if TARGET_SUBXC.
10382 * config/sparc/sparc.md (seqdi<W:mode>_zero): Remove TARGET_SUBXC.
10383 (seqdi<W:mode>_zero_subxc): Delete.
10384 (neg_seqdi<W:mode>_zero): Remove TARGET_VIS3.
10385 (neg_seqdi<W:mode>_zero_vis3): Delete.
10386 (plus_seqdi<W:mode>_zero): Likewise.
10387 (minus_seqdi<W:mode>_zero): Likewise.
10388 (plus_plus_sltu<W:mode>): Accept only register.
10389 (addx<W:mode>): Likewise.
10390 (plus_sltu<W:mode>_vis3): Likewise.
10391 (plus_plus_sltu<W:mode>_vis3): Likewise.
10392 (neg_sgeu<W:mode>_vis3): Delete.
10393 (minus_sgeu<W:mode>_vis3): Likewise.
10394 (addxc<W:mode>): Accept only registers.
10395 (neg_sltu<W:mode>_subxc): Write %%g0 instead of 0.
10396 (minus_neg_sltu<W:mode>_subxc): Accept only register.
10397 (neg_plus_sltu<W:mode>_subxc): Likewise.
10398 (minus_sltu<W:mode>_subxc): Write %%g0 instead of 0.
10399 (minus_minus_sltu<W:mode>_subxc): Accept only register.
10400 (sgeu<W:mode>_insn_subxc): Delete.
10401 (plus_sgeu<W:mode>_subxc): Likewise.
10402 (subxc<W:mode>): Accept only register.
10403 (scc splitter): Split always GEU again.
10405 2016-10-11 Jeff Law <law@redhat.com>
10407 PR tree-optimization/77424
10408 * tree-ssa-threadupdate.c (thread_through_all_blocks): Remove
10409 dead conditionals. Assert that all e->aux fields are NULL.
10411 2016-10-11 David Malcolm <dmalcolm@redhat.com>
10413 * print-rtl.c (print_rtx): Rename "i" to "idx". Split out the
10414 operand-printing "switch" statement into...
10415 (print_rtx_operand_code_0): ...this new function, ...
10416 (print_rtx_operand_code_e): ...this new function, ...
10417 (print_rtx_operand_codes_E_and_V): ...this new function, ...
10418 (print_rtx_operand_code_i): ...this new function, ...
10419 (print_rtx_operand_code_r): ...this new function, ...
10420 (print_rtx_operand_code_u): ...this new function, ...
10421 (print_rtx_operand): ...and this new function.
10423 2016-10-11 Uros Bizjak <ubizjak@gmail.com>
10425 * config/alpha/alpha-passes.def: New file.
10426 * config/alpha/t-alpha: New file.
10427 * config/alpha/alpha-protos.h (gcc::context, rtl_opt_pass): Declare.
10428 (make_pass_handle_trap_shadows): New prototype.
10429 (make_pass_align_insns): Ditto.
10430 * config/alpha/alpha.c (alpha_option_override): Don't register
10432 * config.gcc (alpha*-*-*) Add alpha/t-alpha to tmake_file.
10434 2016-10-11 Michael Meissner <meissner@linux.vnet.ibm.com>
10437 * config/rs6000/rs6000.c (rs6000_init_builtins): Only create the
10438 distinct __ibm128 IBM extended double type if long doubles are
10439 128-bits and the default format for long double is IEEE 128-bit.
10441 2016-10-11 Richard Biener <rguenther@suse.de>
10443 * dwarf2out.c (DEBUG_STR_OFFSETS_SECTION): Remove conditional.
10444 (init_sections_and_labels): Use DEBUG_DWO_STR_OFFSETS_SECTION.
10445 (verify_die): New function.
10446 (dwarf2out_finish): Call it.
10447 (output_line_info): Handle case of -gsplit-dwarf without
10448 DWARF2_ASM_LINE_DEBUG_INFO.
10450 2016-10-11 Richard Biener <rguenther@suse.de>
10453 * gimple-low.c (lower_gimple_bind): Handle arbitrary common
10454 sub-chains of BLOCK_VARS and gimple_bind_vars.
10456 2016-10-11 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
10458 * config/i386/znver1.md : Fix imov/imovx load type reservations.
10460 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
10462 * config/sparc/sparc.opt (msubxc): New option.
10463 * doc/invoke.texi (SPARC options): Document it and tidy up.
10464 * doc/tm.texi.in (Condition Codes): Adjust SPARC example.
10465 * doc/tm.texi: Regenerate.
10466 * config/sparc/sparc-modes.def (CC_NOOV): Rename into...
10468 (CCX_NOOV): Rename into...
10472 * config/sparc/predicates.m (fcc_register_operand): Simplify.
10473 (fcc0_register_operand): Likewise.
10474 (icc_register_operand): New.
10475 (icc_or_fcc_register_operand): Simplify.
10476 (nz_comparison_operator): New.
10477 (c_comparison_operator): Likewise.
10478 (noov_compare_operator): Rename into...
10479 (icc_comparison_operator): ...this. Use above predicates.
10480 (noov_compare64_operator): Rename into...
10481 (v9_comparison_operator): ...this and tidy up.
10482 (fcc_comparison_operator): New.
10483 (icc_or_fcc_comparison_operator): Likewise.
10484 (v9_register_compare_operator): Rename info...
10485 (v9_register_comparison_operator): ...this.
10486 * config/sparc/sparc.c (TARGET_FIXED_CONDITION_CODE_REGS): Define.
10487 (sparc_option_override): Remove redundant VIS masks and add MASK_SUBXC
10489 (sparc_fixed_condition_code_regs): New function.
10490 (select_cc_mode): Remove ATTRIBUTE_UNUSED. Adjust for CCNZ/CCXNZ
10491 renaming and add support for CCC/CCXC.
10492 (output_cbranch): Likewise.
10493 (sparc_print_operand): Likewise.
10494 (gen_v9_scc): Remove obsolete assertion.
10495 (emit_scc_insn): Emit RTL directly for EQ and NE. Add direct support
10496 for EQ in DImode if TARGET_SUBXC. Remove test on TARGET_VIS3 for GEU.
10497 (output_cbcond): Remove bogus handling of CC modes.
10498 (sparc_register_move_cost): Return 100 for NO_REGS.
10499 * config/sparc/sparc.md (W): New mode iterator.
10500 (length): Adjust for noov_compare64_operator renaming.
10501 (cmpsi_sne): New instruction.
10502 (cmpdi_sne): Likewise.
10503 (seqdi_special): Delete.
10504 (seqdi_special): Likewise.
10505 (snesi<P:mode>_special): Likewise.
10506 (snedi_special): Likewise.
10507 (snedi_special_vis3): Likewise.
10508 (snesi patterns): Use W iterator.
10509 (snedi patterns): Likewise. Add TARGET_SUBXC patterns.
10510 (sltu patterns): Likewise.
10511 (sgeu patterns): Likewise.
10512 (scc splitter): Do not split GEU in DImode if TARGET_SUBXC.
10513 (normal_branch): Use icc_comparison_operator predicate.
10514 (inverted_branch): Likewise.
10515 (cbcond_sp32): Use comparison_operator predicate.
10516 (cbcond_sp64): Likewise.
10517 (normal_int_branch_sp64): Adjust for renaming
10518 (inverted_int_branch_sp64): Likewise.
10519 (mov<I:mode>_cc_reg_sp64): Likewise.
10520 (movsf_cc_reg_sp6): Likewise.
10521 (movdf_cc_reg_sp64): Likewise.
10522 (movtf_cc_reg_hq_sp64): Likewise.
10523 (movtf_cc_reg_sp64): Likewise.
10524 (mov<I:mode>_cc_v9): Use icc_or_fcc_comparison_operator predicate.
10525 (movsf_cc_v9): Likewise.
10526 (movdf_cc_v9): Likewise.
10527 (movtf_cc_hq_v9): Likewise.
10528 (movtf_cc_v9): Likewise.
10529 (adddi3): Call gen_adddi3_sp32.
10530 (adddi3_insn_sp32): Rename to...
10531 (adddi3_sp32): ...this. Accept only register_operand as operand #1
10532 and use CCCmode for the carry.
10533 (addx_extend_sp32): Use CCCmode for the carry.
10534 (addx_extend_sp64): Delete.
10535 (adddi3_extend_sp32): Use CCCmode for the carry.
10536 (cmp_plus patterns): Use CCNZ/CCXNZ mode and add C variants.
10537 (subdi3): Call gen_subdi3_sp32.
10538 (subdi3_insn_sp32): Rename to...
10539 (subdi3_sp32): ...this and use CCmode for the carry.
10540 (subx_extend_sp32): Use CCCmode for the carry.
10541 (subx_extend_sp64): Delete.
10542 (subdi3_extend_sp32): Use CCmode for the carry.
10543 (cmp_minus patterns): Use CCNZ/CCXNZ mode and add C variants.
10544 (negdi3): Call gen_negdi3_sp32.
10545 (negdi3_sp32): Use CCCmode for the carry.
10546 (cmp_neg patterns): Use CCNZ/CCXNZ mode and add C variants.
10547 (cmp_nz_ashift_1): Use CCNZ mode.
10548 (cmp_nz_set_ashift_1): Likewise.
10549 (ctrapsi4): Use comparison_operator predicate.
10550 (ctrapdi4): Likewise.
10551 (trapsi_insn): Use icc_comparison_operator predicate.
10552 (trapdi_insn): Likewise.
10553 (edge8 patterns): Use CCNZmode.
10554 (edge16 patterns): Likewise.
10555 (edge32 patterns): Likewise.
10557 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
10559 * config/visium/visium-modes.def (CC_NOOV): Rename into...
10561 (CC_BTST): Rename into...
10563 * config/visium/predicates.md (real_add_operand): New.
10564 (visium_btst_operator): Rename into...
10565 (visium_equality_comparison_operator): ...this.
10566 (visium_noov_operator): Rename into...
10567 (visium_nz_comparison_operator): ...this.
10568 (visium_c_comparison_operator): New.
10569 (visium_branch_operator): Adjust and deal with all CC modes.
10570 * config/visium/visium.c (visium_adjust_cost): Adjust.
10571 (visium_split_double_add): Use the *_set_carry patterns.
10572 (visium_select_cc_mode): Add support for CCC mode and adjust.
10573 (output_cbranch): Adjust and use the carry-based operators for
10574 floating-point comparisons.
10575 * config/visium/visium.md (flags_subst_arith): Adjust.
10576 (addsi3_insn_set_carry): New instruction.
10577 (subsi3_insn_set_carry): Likewise.
10578 (negsi2_insn_set_carry): Likewise.
10580 (cmp<mode>_sne): Likewise.
10581 (cbranch<mode>4): Use ordered_comparison_operator.
10582 (cbranch<mode>4_insn): Likewise.
10583 (cbranchsi4_btst_insn): Adjust.
10585 2016-10-11 Tom de Vries <tom@codesourcery.com>
10587 PR middle-end/77558
10588 * builtins.c (std_canonical_va_list_type): Remove RECORD_TYPE
10591 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
10593 * tree.h (build_complex_type): Add second parameter with default.
10594 * tree.c (build_complex_type): Add NAMED second parameter and adjust
10595 recursive call. Create a TYPE_DECL only if NAMED is true.
10596 (build_common_tree_nodes): Pass true in calls to build_complex_type.
10598 2016-10-11 Georg-Johann Lay <avr@gjlay.de>
10600 New avr-passes.def to register AVR specific passes.
10602 * config/avr/avr-passes.def: New file.
10603 * config/avr/t-avr (PASSES_EXTRA): Add avr-passes.def.
10604 * config/avr/avr-protos.h (gcc::context, rtl_opt_pass): Declare.
10605 (make_avr_pass_recompute_note): New proto.
10606 * config/avr/avr.c (make_avr_pass_recompute_notes): New function.
10607 (avr_pass_recompute_notes): Use anonymous namespace.
10608 (avr_register_passes): Remove function...
10609 (avr_option_override): ...and its call.
10611 2016-10-11 Robert Suchanek <robert.suchanek@imgtec.com>
10613 * config/mips/mips-cpus.def: Replace PTF_AVOID_BRANCHLIKELY with
10614 PTF_AVOID_BRANCHLIKELY_ALWAYS for generic architecture and with
10615 PTF_AVOID_BRANCHLIKELY_SPEED for others.
10616 (mips2, mips3, mips4): Add PTF_AVOID_BRANCHLIKELY_SIZE to tune
10618 * config/mips/mips.c (mips_option_override): Enable the branch
10619 likely depending on the tune flags and optimization level.
10620 * config/mips/mips.h (PTF_AVOID_BRANCHLIKELY): Remove.
10621 (PTF_AVOID_BRANCHLIKELY_SPEED): Define.
10622 (PTF_AVOID_BRANCHLIKELY_SIZE): Likewise.
10623 (PTF_AVOID_BRANCHLIKELY_ALWAYS): Likewise.
10625 2016-10-11 Richard Biener <rguenther@suse.de>
10627 * lto-streamer-out.c (collect_block_tree_leafs): New helper.
10628 (output_function): Properly stream the whole block tree.
10629 * lto-streamer-in.c (input_function): Likewise.
10631 2016-10-11 Marek Polacek <polacek@redhat.com>
10633 * Makefile.in (C_COMMON_OBJS): Add c-family/c-warn.o.
10635 2016-10-11 Kugan Vivekanandarajah <kuganv@linaro.org>
10637 * tree-vrp.c (evrp_dom_walker::try_add_new_range): New.
10638 (evrp_dom_walker::before_dom_children): Infer and push new value
10639 ranges for x in y < x.
10641 2016-10-10 Joseph Myers <joseph@codesourcery.com>
10644 * config/ia64/ia64.c (ia64_libgcc_floating_mode_supported_p)
10645 (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Remove.
10646 * config/ia64/elf.h (IA64_NO_LIBGCC_TFMODE): Likewise.
10647 * config/ia64/freebsd.h (IA64_NO_LIBGCC_TFMODE): Likewise.
10648 * config/ia64/vms.h (IA64_NO_LIBGCC_XFMODE)
10649 (IA64_NO_LIBGCC_TFMODE): Likewise.
10651 2016-10-11 Kugan Vivekanandarajah <kuganv@linaro.org>
10653 * tree-vrp.c (vrp_intersect_ranges_1): Allocate bitmap before
10656 2016-10-10 Andreas Tobler <andreast@gcc.gnu.org>
10658 * config.gcc: Add aarch64-*-freebsd* support.
10659 * config.host: Likewise.
10660 * config/aarch64/aarch64-freebsd.h: New file.
10661 * config/aarch64/t-aarch64-freebsd: Ditto.
10663 2016-10-10 Jeff Law <law@redhat.com>
10665 PR tree-optimization/71947
10666 * tree-ssa-dom.c (cprop_into_stmt): Avoid replacing A with B, then
10667 B with A within a single statement.
10669 2016-10-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10671 PR tree-optimization/77824
10672 * gimple-ssa-strength-reduction.c (stmt_cost): Explicitly return
10673 zero cost for copies.
10674 (find_candidates_dom_walker::before_dom_children): Replace
10675 MODIFY_EXPR with SSA_NAME.
10676 (replace_mult_candidate): Likewise.
10677 (replace_profitable_candidates): Likewise.
10679 2016-10-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10681 * config/s390/s390.h: Wrap more macros args in brackets and fix
10683 2016-10-10 Georg-Johann Lay <avr@gjlay.de>
10685 * config/avr/gen-avr-mmcu-texi.c (string.h): Include.
10687 2016-10-10 Andreas Schwab <schwab@suse.de>
10690 * config/ia64/ia64.md ("doloop_end"): Reject if mode of loop
10691 pseudo is not DImode.
10693 2016-10-10 Claudiu Zissulescu <claziss@synopsys.com>
10695 * common/config/arc/arc-common.c (arc_option_optimization_table):
10696 Remove compact casesi option.
10697 * config/arc/arc.c (arc_override_options): Use compact casesi
10698 option only for pre-ARCv2 cores.
10699 * doc/invoke.texi (mcompact-casesi): Update text.
10701 2016-10-09 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
10703 * config/rs6000/rs6000.h (TARGET_EFFICIENT_OVERLAPPING_UNALIGNED):
10704 Add macro to say we can efficiently handle overlapping unaligned
10706 * config/rs6000/rs6000.c (expand_block_compare): Avoid generating
10707 poor code for processors older than p8.
10709 2016-10-09 Eric Botcazou <ebotcazou@adacore.com>
10711 * gen-pass-instances.awk: Remove GNUism.
10713 2016-10-09 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
10715 * ipa-prop.c (ipcp_transform_function): Set fields m_vr and bits to
10716 NULL of (*ipcp_transformations)][node->uid].
10718 2016-10-09 John David Anglin <danglin@gcc.gnu.org>
10720 * config/pa/pa.h (BIGGEST_ALIGNMENT): Adjust comment.
10721 (MALLOC_ABI_ALIGNMENT): Define.
10723 2016-10-09 Jakub Jelinek <jakub@redhat.com>
10725 * tree-ssa.c (target_for_debug_bind, verify_phi_args,
10726 ssa_undefined_value_p, maybe_optimize_var): Use VAR_P and/or
10727 VAR_OR_FUNCTION_DECL_P macros.
10728 * tree-chkp.c (chkp_register_var_initializer, chkp_make_static_bounds,
10729 chkp_get_bounds_for_decl_addr, chkp_parse_array_and_component_ref,
10730 chkp_find_bounds_1): Likewise.
10731 * ipa-polymorphic-call.c (decl_maybe_in_construction_p): Likewise.
10732 * hsa-gen.c (get_symbol_for_decl): Likewise.
10733 * cgraphunit.c (check_global_declaration, analyze_functions,
10734 handle_alias_pairs, thunk_adjust, cgraph_node::expand_thunk):
10736 * gimple-fold.c (can_refer_decl_in_current_unit_p,
10737 canonicalize_constructor_val, gimple_get_virt_method_for_vtable):
10739 * tree.c (set_decl_section_name, copy_node_stat,
10740 need_assembler_name_p, free_lang_data_in_decl, find_decls_types_r,
10741 merge_dllimport_decl_attributes, handle_dll_attribute,
10742 decl_init_priority_insert, auto_var_in_fn_p, array_at_struct_end_p,
10743 verify_type): Likewise.
10744 * gimple-ssa-isolate-paths.c (find_implicit_erroneous_behavior,
10745 find_explicit_erroneous_behavior): Likewise.
10746 * sdbout.c (sdbout_toplevel_data, sdbout_late_global_decl): Likewise.
10747 * ipa.c (process_references): Likewise.
10748 * tree-chkp-opt.c (chkp_get_check_result): Likewise.
10749 * varasm.c (get_block_for_decl, use_blocks_for_decl_p, make_decl_rtl,
10750 notice_global_symbol, assemble_variable, mark_decl_referenced,
10751 build_constant_desc, output_constant_def_contents, do_assemble_alias,
10752 make_decl_one_only, default_section_type_flags,
10753 categorize_decl_for_section, default_encode_section_info): Likewise.
10754 * trans-mem.c (requires_barrier): Likewise.
10755 * gimple-expr.c (mark_addressable): Likewise.
10756 * cfgexpand.c (add_scope_conflicts_1, expand_one_var,
10757 expand_used_vars_for_block, clear_tree_used, stack_protect_decl_p,
10758 expand_debug_expr): Likewise.
10759 * tree-dump.c (dequeue_and_dump): Likewise.
10760 * ubsan.c (instrument_bool_enum_load): Likewise.
10761 * tree-pretty-print.c (print_declaration): Likewise.
10762 * simplify-rtx.c (delegitimize_mem_from_attrs): Likewise.
10763 * tree-ssa-uninit.c (warn_uninitialized_vars): Likewise.
10764 * asan.c (asan_protect_global, instrument_derefs): Likewise.
10765 * tree-into-ssa.c (rewrite_stmt, maybe_register_def,
10766 pass_build_ssa::execute): Likewise.
10767 * var-tracking.c (var_debug_decl, track_expr_p): Likewise.
10768 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost, split_address_cost):
10770 * ipa-split.c (test_nonssa_use, consider_split, mark_nonssa_use):
10772 * tree-inline.c (insert_debug_decl_map, remap_ssa_name,
10773 can_be_nonlocal, remap_decls, copy_debug_stmt,
10774 initialize_inlined_parameters, add_local_variables,
10775 reset_debug_binding, replace_locals_op): Likewise.
10776 * dse.c (can_escape): Likewise.
10777 * ipa-devirt.c (compare_virtual_tables, referenced_from_vtable_p):
10779 * tree-diagnostic.c (default_tree_printer): Likewise.
10780 * tree-streamer-in.c (unpack_ts_decl_common_value_fields,
10781 unpack_ts_decl_with_vis_value_fields,
10782 lto_input_ts_decl_common_tree_pointers): Likewise.
10783 * builtins.c (builtin_save_expr, fold_builtin_expect,
10784 readonly_data_expr): Likewise.
10785 * tree-ssa-structalias.c (new_var_info, get_constraint_for_ssa_var,
10786 create_variable_info_for, set_uids_in_ptset, visit_loadstore):
10788 * gimple-streamer-out.c (output_gimple_stmt): Likewise.
10789 * gimplify.c (force_constant_size, gimplify_bind_expr,
10790 gimplify_decl_expr, gimplify_var_or_parm_decl,
10791 gimplify_compound_lval, gimplify_init_constructor,
10792 gimplify_modify_expr, gimplify_asm_expr, gimplify_oacc_declare,
10793 gimplify_type_sizes): Likewise.
10794 * cgraphbuild.c (record_reference, record_type_list, mark_address,
10795 mark_load, mark_store, pass_build_cgraph_edges::execute): Likewise.
10796 * tree-ssa-live.c (mark_all_vars_used_1, remove_unused_scope_block_p,
10797 remove_unused_locals): Likewise.
10798 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p, ptrs_compare_unequal,
10799 ref_maybe_used_by_call_p_1, call_may_clobber_ref_p_1): Likewise.
10800 * function.c (instantiate_expr, instantiate_decls_1,
10801 setjmp_vars_warning, add_local_decl): Likewise.
10802 * alias.c (ao_ref_from_mem, get_alias_set, compare_base_symbol_refs):
10804 * tree-stdarg.c (find_va_list_reference, va_list_counter_struct_op,
10805 va_list_ptr_read, va_list_ptr_write, check_all_va_list_escapes,
10806 optimize_va_list_gpr_fpr_size): Likewise.
10807 * tree-nrv.c (pass_nrv::execute): Likewise.
10808 * tsan.c (instrument_expr): Likewise.
10809 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
10810 * vtable-verify.c (verify_bb_vtables): Likewise.
10811 * tree-dfa.c (ssa_default_def, set_ssa_default_def,
10812 get_ref_base_and_extent): Likewise.
10813 * toplev.c (wrapup_global_declaration_1, wrapup_global_declaration_2):
10815 * tree-sra.c (static bool constant_decl_p, find_var_candidates,
10816 analyze_all_variable_accesses): Likewise.
10817 * tree-nested.c (get_nonlocal_debug_decl,
10818 convert_nonlocal_omp_clauses, note_nonlocal_vla_type,
10819 note_nonlocal_block_vlas, convert_nonlocal_reference_stmt,
10820 get_local_debug_decl, convert_local_omp_clauses,
10821 convert_local_reference_stmt, nesting_copy_decl, remap_vla_decls):
10823 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Likewise.
10824 * stmt.c (decl_overlaps_hard_reg_set_p): Likewise.
10825 * dbxout.c (dbxout_late_global_decl, dbxout_type_fields,
10826 dbxout_symbol, dbxout_common_check): Likewise.
10827 * expr.c (expand_assignment, expand_expr_real_2, expand_expr_real_1,
10828 string_constant): Likewise.
10829 * hsa.c (hsa_get_declaration_name): Likewise.
10830 * passes.c (rest_of_decl_compilation): Likewise.
10831 * tree-ssanames.c (make_ssa_name_fn): Likewise.
10832 * tree-streamer-out.c (pack_ts_decl_common_value_fields,
10833 pack_ts_decl_with_vis_value_fields,
10834 write_ts_decl_common_tree_pointers): Likewise.
10835 * stor-layout.c (place_field): Likewise.
10836 * symtab.c (symtab_node::maybe_create_reference,
10837 symtab_node::verify_base, symtab_node::make_decl_local,
10838 symtab_node::copy_visibility_from,
10839 symtab_node::can_increase_alignment_p): Likewise.
10840 * dwarf2out.c (add_var_loc_to_decl, tls_mem_loc_descriptor,
10841 decl_by_reference_p, reference_to_unused, rtl_for_decl_location,
10842 fortran_common, add_location_or_const_value_attribute,
10843 add_scalar_info, add_linkage_name, set_block_abstract_flags,
10844 local_function_static, gen_variable_die, dwarf2out_late_global_decl,
10845 optimize_one_addr_into_implicit_ptr,
10846 optimize_location_into_implicit_ptr): Likewise.
10847 * gimple-low.c (record_vars_into): Likewise.
10848 * ipa-visibility.c (update_vtable_references): Likewise.
10849 * tree-ssa-address.c (fixed_address_object_p, copy_ref_info):
10851 * lto-streamer-out.c (tree_is_indexable, get_symbol_initial_value,
10852 DFS::DFS_write_tree_body, write_symbol): Likewise.
10853 * langhooks.c (lhd_warn_unused_global_decl,
10854 lhd_set_decl_assembler_name): Likewise.
10855 * attribs.c (decl_attributes): Likewise.
10856 * except.c (output_ttype): Likewise.
10857 * varpool.c (varpool_node::get_create, ctor_for_folding,
10858 varpool_node::assemble_decl, varpool_node::create_alias): Likewise.
10859 * fold-const.c (fold_unary_loc): Likewise.
10860 * ipa-prop.c (ipa_compute_jump_functions_for_edge,
10861 ipa_find_agg_cst_from_init): Likewise.
10862 * omp-low.c (expand_omp_regimplify_p, expand_omp_taskreg,
10863 expand_omp_target, lower_omp_regimplify_p,
10864 grid_reg_assignment_to_local_var_p, grid_remap_prebody_decls,
10865 find_link_var_op): Likewise.
10866 * tree-chrec.c (chrec_contains_symbols): Likewise.
10867 * tree-cfg.c (verify_address, verify_expr, verify_expr_location_1,
10868 gimple_duplicate_bb, move_stmt_op, replace_block_vars_by_duplicates,
10869 execute_fixup_cfg): Likewise.
10871 PR tree-optimization/77901
10872 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Only optimize
10873 if ranges[i].exp is SSA_NAME when looking for >= and only when
10874 ranges[i].exp is NULL or SSA_NAME when looking for the other
10877 2016-10-09 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
10879 * ipa-cp.c (ipcp_alignment_lattice): Remove.
10880 (ipcp_param_lattices): Remove field alignment.
10881 (print_all_lattices): Remove call to ipcp_alignment_lattice::print.
10882 (set_all_contains_variable): Remove call to
10883 ipcp_alignment_lattice::set_to_bottom.
10884 (initialize_node_lattices): Likewise.
10885 (propagate_alignment_accross_jump_function): Remove.
10886 (propagate_constants_accross_call): Remove call to
10887 propagate_alignment_accross_jump_function.
10888 (ipcp_store_alignment_results): Remove.
10889 (ipcp_driver): Remove call to ipcp_store_alignment_results.
10890 (propagate_bits_accross_jump_function): Handle ancestor jump function.
10891 * ipa-prop.c (ipa_print_node_jump_functions_for_edge): Remove
10892 pretty-printing of alignment jump function.
10893 (ipa_set_jf_unknown): Remove assignment to jfunc->alignment.known.
10894 (ipa_compute_jump_functions_for_edge): Adjust ipa_bits jump function for
10895 alignments and remove computing ipa_alignment jump function.
10896 (ipa_node_params_t::duplicate): Remove copying of src_trans->alignments.
10897 (ipa_write_jump_functions): Remove streaming for ipa_alignment.
10898 (ipa_read_jump_function): Remove reading of ipa_alignment.
10899 (write_ipcp_transformation_info): Remove streaming for alignment
10900 propagation summary.
10901 (read_ipcp_transformation_info): Remove reading of alignment
10902 propagation summary.
10903 (ipcp_update_alignments): Remove.
10904 (ipcp_update_bits): Adjust to set alignment for parameters of pointer
10906 (ipcp_transform_function): Remove call to ipcp_update_alignments()
10907 and remove assignment to (*ipcp_transformations)[node->uid].alignments.
10908 * ipa-prop.h (ipa_alignment): Remove.
10909 (ipa_jump_func): Remove field alignment.
10910 (ipcp_transformation_summary): Remove field alignments.
10911 * doc/invoke.texi: Mark fipa-cp-alignment as obsolete.
10912 * opts.c (default_options_table): Remove entry for fipa-cp-alignment.
10913 (enable_fdo_optimizations): Remove checking for fipa-cp-alignment.
10915 2016-10-08 Eric Botcazou <ebotcazou@adacore.com>
10917 * config/sparc/sparc.h (FIXED_REGISTERS): Add %icc.
10919 * config/visium/visium.c (visium_expand_int_cstore): Revert latest
10921 (visium_expand_fp_cstore): Likewise.
10923 2016-10-08 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
10925 * diagnostic-core.h (warning_at_rich_loc_n): Declare.
10926 * diagnostic.c (warning_at_rich_loc_n): New function.
10927 (diagnostic_n_impl_richloc): Likewise.
10928 (diagnostic_n_impl): Move most of the function to
10929 diagnostic_n_impl_richloc and call it.
10931 2016-10-08 Jakub Jelinek <jakub@redhat.com>
10933 * gen-pass-instances.awk: Rewritten.
10934 * Makefile.in (pass-instances.def): Depend on $(PASSES_EXTRA), pass
10935 $(PASSES_EXTRA) after passes.def to the script.
10936 * config/i386/t-i386 (PASSES_EXTRA): Add i386-passes.def.
10937 * config/i386/i386-passes.def: New file.
10938 * config/i386/i386-protos.h (make_pass_insert_vzeroupper,
10939 make_pass_stv): Declare.
10940 * config/i386/i386.c (pass_stv::pass_stv): Initialize timode_p to
10942 (pass_stv::gate): Depending on timode_p member require TARGET_64BIT
10944 (pass_stv::clone, pass_stv::set_pass_param): New methods.
10945 (pass_stv::timode_p): New non-static data member.
10946 (ix86_option_override): Don't register passes here.
10948 * doc/invoke.texi: Document accepting Else, fallthrough.
10950 * doc/invoke.texi (-Wimplicit-fallthrough): Document FALLTHRU comment
10953 * doc/invoke.texi (-Wimplicit-fallthrough): Document the accepted
10954 FALLTHRU comment styles.
10956 2016-10-07 Andrew Pinski <apinski@cavium.com>
10958 * config/aarch64/aarch64-arches.def (AARCH64_ARCH): #undef at the end.
10959 * config/aarch64/aarch64-cores.def (AARCH64_CORE): Likewise.
10960 * config/aarch64/aarch64-fusion-pairs.def (AARCH64_FUSION_PAIR):
10962 * config/aarch64/aarch64-option-extensions.def (AARCH64_OPT_EXTENSION):
10964 * config/aarch64/aarch64-tuning-flags.def (AARCH64_EXTRA_TUNING_OPTION):
10966 * config/aarch64/aarch64-opts.h (AARCH64_CORE): Don't #undef here.
10967 (AARCH64_ARCH): Likewise.
10968 * common/config/aarch64/aarch64-common.c (AARCH64_OPT_EXTENSION):
10970 (AARCH64_CORE): Likewise.
10971 (AARCH64_ARCH): Likewise.
10972 * config/aarch64/aarch64-protos.h (AARCH64_FUSION_PAIR): Likewise.
10973 (AARCH64_EXTRA_TUNING_OPTION): Likewise.
10974 * config/aarch64/aarch64.c (AARCH64_FUION_PAIR): Likewise.
10975 (AARCH64_EXTRA_TUNING_OPTION): Likewise.
10976 (AARCH64_ARCH): Likewise.
10977 (AARCH64_CORE): Likewise.
10978 * config/aarch64/aarch64.h (AARCH64_CORE): Likewise.
10979 * config/aarch64/driver-aarch64.c (AARCH64_OPT_EXTENSION): Likewise.
10980 (AARCH64_CORE): Likewise.
10981 (AARCH64_ARCH): Likewise.
10983 2016-10-06 Michael Meissner <meissner@linux.vnet.ibm.com>
10985 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Split
10986 -mfloat128 into -mfloat128-type that enables the IEEE 128-bit
10987 floating point type infrastructre, and -mfloat128 that enables the
10988 keyword. Define __FLOAT128__ if -mfloat128, and __FLOAT128_TYPE__
10989 if -mfloat128-type. Define __ibm128 to be long double by default.
10990 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Print whether
10991 the IEEE 128-bit floating point type infrastructure should
10992 automatically be enabled.
10993 (rs6000_init_hard_regno_mode_ok): Switch to use -mfloat128-type
10994 instead of -mfloat128 to enable KFmode.
10995 (rs6000_option_override_internal): Split the option -mfloat128
10996 into -mfloat128-type and -mfloat128. On Linux PowerPC 64-bit
10997 systems, automatically set -mfloat128-type, but don't enable it on
10998 other operating systems. Move setting the long double size and
10999 IEEE quad support before the IEEE 128-bit floating point changes.
11000 (rs6000_init_builtins): Do not create a unique type for __ibm128
11001 if long double is IBM extended double, instead rely on __ibm128
11002 being defined as 'long double'. If -mfloat128-type and not
11003 -mfloat128, create the KFmode type with an undocumented __ieee128
11005 (rs6000_init_libfuncs): Use -mfloat128-type instead of
11006 -mfloat128 for tests about the types, but keep tests for
11007 -mfloat128 to enable the keyword support.
11008 (rs6000_complex_function_value): Likewise.
11009 (rs6000_scalar_mode_supported_p): Likewise.
11010 (rs6000_floatn_mode): Likewise.
11011 (rs6000_c_mode_for_suffix): Likewise.
11012 (rs6000_opt_masks): Add -mfloat128-type.
11013 * config/rs6000/rs6000-cpus.def (POWERPC_MASKS): Add support for
11014 -mfloat128-type being split from -mfloat128. Add
11015 -mfloat128-hardware, which was missing.
11016 * config/rs6000/rs6000.opt (-mfloat128): Split -mfloat128 into
11017 -mfloat128 and -mfloat128-type:
11018 (-mfloat128-type): Likewise.
11019 * config/rs6000/linux64.h (TARGET_FLOAT128_ENABLE_TYPE): Define so
11020 that 64-bit Linux systems with enable -mfloat128-type by default
11022 * config/rs6000/rs6000.h (TARGET_FLOAT128_ENABLE_TYPE): Likewise.
11023 (FLOAT128_VECTOR_P): Switch IEEE 128-bit floating points to use
11024 -mfloat128-type instead of -mfloat128.
11025 (FLOAT128_2REG_P): Likewise.
11026 (MASK_FLOAT128_TYPE): Likewise.
11027 (ALTIVEC_ARG_MAX_RETURN): Likewise.
11028 (RS6000_BTM_FLOAT128): Likewise.
11029 (TARGET_FLOAT128): Poison old identifiers.
11030 (OPTION_MASK_FLOAT128): Likewise.
11031 (MASK_FLOAT128): Likewise.
11032 * config/rs6000/rs6000.md (FP): Likewise.
11033 (FLOAT128): Likewise.
11034 (fix_trunc<mode>di2): Likewise.
11035 (fixuns_trunc<IEEE128:mode><SDI:mode>2): Likewise.
11036 (floatdi<mode>2): Likewise.
11037 (floatuns<SDI:mode><IEEE128:mode>2): Likewise.
11038 (neg<mode>2, FLOAT128 iterator): Likewise.
11039 (abs<mode>2, FLOAT128 iterator): Likewise.
11040 (ieee_128bit_negative_zero): Likewise.
11041 (ieee_128bit_vsx_neg<mode>2): Likewise.
11042 (ieee_128bit_vsx_neg<mode>2_internal): Likewise.
11043 (ieee_128bit_vsx_abs<mode>2): Likewise.
11044 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
11045 (ieee_128bit_vsx_nabs<mode>2): Likewise.
11046 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
11047 (extendiftf2): Likewise.
11048 (extendifkf2): Likewise.
11049 (extendtfkf2): Likewise.
11050 (trunciftf2): Likewise.
11051 (truncifkf2): Likewise.
11052 (trunckftf2): Likewise.
11053 (trunctfif2): Likewise.
11054 (extendkftf2): Likewise.
11055 (trunctfkf2): Likewise.
11057 2016-10-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11059 * simplify-rtx.c (simplify_immed_subreg): Zero-initialize tmp array
11060 before merging in bytes to pass down to real_from_target.
11062 2016-10-07 Richard Biener <rguenther@suse.de>
11064 * tree-ssa-propagate.c (replace_phi_args_in): Remove no longer
11066 (substitute_and_fold_dom_walker::before_dom_children):
11067 Substitute and fold before pass specific folding to avoid
11068 feeding that with SSA names that will be later released.
11069 * tree-ssa-ccp.c (get_value_for_expr): Guard for new SSA names
11070 introduced by folding and visited by evaluate_stmt called during
11072 (likely_value): Likewise.
11073 (evaluate_stmt): Likewise.
11074 * tree-vrp.c (simplify_truth_ops_using_ranges): Fold modified stmt.
11075 (simplify_div_or_mod_using_ranges): Likewise.
11076 (simplify_min_or_max_using_ranges): Likewise.
11077 (simplify_abs_using_ranges): Likewise.
11078 (simplify_conversion_using_ranges): Likewise.
11079 (simplify_float_conversion_using_ranges): Likewise.
11080 (simplify_stmt_using_ranges): Likewise.
11082 2016-10-07 Marek Polacek <polacek@redhat.com>
11084 * gimplify.c (should_warn_for_implicit_fallthrough): Check for
11085 FALLTHROUGH_LABEL_P here...
11086 (warn_implicit_fallthrough_r): ...not here.
11088 2016-10-07 Bernd Schmidt <bschmidt@redhat.com>
11090 PR tree-optimization/77880
11091 * expr.c (by_pieces_ninsns): Use unsigned HOST_WIDE_INT where
11094 2016-10-07 Marek Polacek <polacek@redhat.com>
11097 * gimplify.c (last_stmt_in_scope): Add check for FALLTHROUGH ().
11099 2016-10-07 Richard Biener <rguenther@suse.de>
11101 * bitmap.h: Document constraints on bitmap modification while
11104 2016-10-07 Richard Biener <rguenther@suse.de>
11106 * bitmap.c (bitmap_elem_to_freelist): Set indx to -1.
11107 * bitmap.h (bmp_iter_set): When advancing to the next element
11108 check that we didn't remove the current one.
11109 (bmp_iter_and): Likewise.
11110 (bmp_iter_and_compl): Likewise.
11111 * tree-ssa.c (release_defs_bitset): Do not remove worklist bit
11112 we currently iterate on but keep a one-level queue.
11113 * sched-deps.c (remove_from_deps): Do not clear current bit
11114 but keep a one-level queue.
11116 2016-10-07 Jakub Jelinek <jakub@redhat.com>
11118 PR tree-optimization/77664
11119 * tree-ssa-reassoc.c (update_range_test): Also clear low and high
11120 for the other ranges.
11121 (optimize_range_tests_diff): Fix up formatting.
11122 (optimize_range_tests_var_bound): New function.
11123 (optimize_range_tests): Use it.
11125 2016-10-07 Martin Liska <mliska@suse.cz>
11127 * coverage.c (build_gcov_exit_decl): Fix priority what
11128 should be really 99.
11130 2016-10-07 Richard Biener <rguenther@suse.de>
11132 * gimple-low.c (lower_gimple_bind): Clear DECL_CHAIN of
11133 vars in gimple_bind_vars but not in BLOCK_VARS.
11135 2016-10-07 Richard Biener <rguenther@suse.de>
11137 PR tree-optimization/77879
11138 * tree-ssa-structalias.c (handle_const_call): Properly handle
11140 (handle_pure_call): Likewise.
11142 2016-10-06 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
11144 * config/rs6000/rs6000.c (rs6000_elf_asm_out_constructor)
11145 (rs6000_elf_asm_out_destructor): increase size of buf to avoid
11148 2016-10-06 Andrew Pinski <apinski@cavium.com>
11150 * config/aarch64/aarch64-cores.def: Add a comment before each
11153 2016-10-06 Kugan Vivekanandarajah <kuganv@linaro.org>
11155 PR tree-optimization/77862
11156 * tree-vrp.c (add_equivalence): Use get_value_range so that
11157 num_vr_values is checked before accessing vr_values.
11159 2016-10-06 Kugan Vivekanandarajah <kuganv@linaro.org>
11161 * tree-vrp.c (evrp_dom_walker::before_dom_children): Handle
11164 2016-10-05 Jeff Law <law@redhat.com>
11166 PR tree-optimization/71661
11167 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Handle case when
11168 removal of a forwarder exposes a new natural loop.
11170 2016-10-06 Uros Bizjak <ubizjak@gmail.com>
11172 * config/i386/sse.md (andnot<mode>3): Add FALLTHRU comments.
11173 Introduce ssesuffix variable.
11174 (<mask_codefor><code><mode>3<mask_name>): Ditto.
11175 (*<code><mode>3): Ditto.
11177 2016-10-06 Jan Hubicka <hubicka@ucw.cz>
11179 * postreload.c (reload_cse_simplify): Skip also USE when detecting
11182 2016-10-06 Richard Biener <rguenther@suse.de>
11184 PR tree-optimization/77855
11185 * tree-ssa-pre.c (prune_clobbered_mems): Queue exprs to remove
11186 instead of removing the current item while iterating over the set
11189 2016-10-06 James Clarke <jrtc27@jrtc27.com>
11190 Eric Botcazou <ebotcazou@adacore.com>
11193 * config/sparc/sparc.c (classify_data_t): Remove int_regs field.
11194 (classify_registers): Don't set it
11195 (function_arg_slotno): Don't initialize and test it. Tidy up.
11197 2016-10-06 Richard Biener <rguenther@suse.de>
11199 PR tree-optimization/77839
11200 * tree-ssa-sccvn.c (set_ssa_val_to): Forbid value -> constant value
11201 lattice transition.
11203 2016-10-06 Martin Liska <mliska@suse.cz>
11205 * gcc.c: Set -fprofile-update=atomic when profiling is
11206 enabled and -pthread is set. Warn when one combines
11207 -pthread and -fprofile-update=single for an app using
11210 2016-10-06 Martin Liska <mliska@suse.cz>
11213 * expmed.h (mul_highpart_cost_ptr): Add an gcc_assert.
11214 * gimple-ssa-strength-reduction.c (slsr_process_cast):
11215 Initialize a pointer to NULL.
11216 (slsr_process_copy): Likewise.
11217 * input.c (location_get_source_line): Likewise.
11218 * tree-ssa-ccp.c (optimize_atomic_bit_test_and): Likewise.
11220 2016-10-05 Andrew Senkevich <andrew.senkevich@intel.com>
11222 * common/config/i386/i386-common.c (OPTION_MASK_ISA_PCOMMIT_UNSET,
11223 OPTION_MASK_ISA_PCOMMIT_SET): Deleted definitions.
11224 (ix86_handle_option): Deleted handle of OPT_mpcommit.
11225 * config.gcc: Deleted pcommitintrin.h
11226 * config/i386/pcommitintrin.h: Deleted file.
11227 * config/i386/cpuid.h (bit_PCOMMIT): Deleted.
11228 * config/i386/driver-i386.c (host_detect_local_cpu): Deleted pcommit
11230 * config/i386/i386-c.c (ix86_target_macros_internal): Deleted define
11232 * config/i386/i386.c (ix86_target_string): Deleted -mpcommit.
11233 (PTA_PCOMMIT): Deleted define.
11234 (ix86_option_override_internal): Deleted handle of option.
11235 (ix86_valid_target_attribute_inner_p): Deleted pcommit.
11236 * config/i386/i386-builtin.def (IX86_BUILTIN_PCOMMIT,
11237 __builtin_ia32_pcommit): Deleted.
11238 * config/i386/i386.h (TARGET_PCOMMIT, TARGET_PCOMMIT_P): Deleted.
11239 * config/i386/i386.md (unspecv): Deleted UNSPECV_PCOMMIT.
11240 (pcommit): Deleted instruction.
11241 * config/i386/i386.opt: Mention -mpcommit deprecation.
11242 * config/i386/x86intrin.h: Deleted inclusion of pcommitintrin.h.
11244 2016-10-05 Uros Bizjak <ubizjak@gmail.com>
11247 * config/i386/sse.md (<mask_codefor><code><mode>3<mask_name>):
11248 Remove wrong assert.
11249 (<floatsuffix>float<sseintvecmodelower><mode>2<mask_name><round_name>:
11250 Use <round_constraint> as operand 1 constraint.
11252 2016-10-05 Jakub Jelinek <jakub@redhat.com>
11255 * ubsan.c (ubsan_create_data): Call initialize_sanitizer_builtins here.
11256 (ubsan_instrument_float_cast): And not here.
11259 * ubsan.c (ubsan_ids): New GTY(()) array.
11260 (ubsan_type_descriptor, ubsan_create_data): Use ubsan_ids
11261 instead of static local counters.
11263 2016-10-05 Martin Sebor <msebor@redhat.com>
11266 * config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Define macro.
11267 * config/linux.c (gnu_libc_printf_pointer_format): Remove.
11268 * targhooks.c [DEFAULT_LIBC == LIBC_UCLIBC) && SINGLE_LIBC]
11269 (default_printf_pointer_format): Define function.
11270 * targhooks.c (linux_printf_pointer_format): Define new function.
11271 * targhooks.h (linux_printf_pointer_format): Declare.
11272 (gnu_libc_printf_pointer_format): Remove declaration.
11274 2016-10-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11276 * fold-const.c (native_encode_real): Fix logic for selecting offset
11277 to write to when BYTES_BIG_ENDIAN.
11279 2016-10-05 Wilco Dijkstra <wdijkstr@arm.com>
11281 * builtins.c (fold_builtin_strchr): Remove function.
11282 (fold_builtin_strrchr): Likewise.
11283 (fold_builtin2): Remove strchr, index, strrchr, rindex cases.
11284 * gimple-fold.c (target_char_cst_p): New function.
11285 (gimple_fold_builtin_strchr) Add more foldings.
11286 (gimple_fold_builtin): Add index, strrchr, rindex cases.
11288 2016-10-05 Richard Biener <rguenther@suse.de>
11290 PR middle-end/77863
11291 * genmatch.c (capture_info::walk_c_expr): Diagnose unknown
11292 capture ids in c-exprs.
11294 2016-10-05 Richard Biener <rguenther@suse.de>
11296 PR middle-end/77826
11297 * genmatch.c (dt_operand::gen_match_op): Amend operand_equal_p
11298 with types_match for GIMPLE code gen to handle type mismatched
11299 constants properly.
11300 (dt_operand::gen): Adjust.
11301 * match.pd ((X /[ex] A) * A -> X): Properly handle converted
11304 2016-10-05 Richard Biener <rguenther@suse.de>
11306 * match.pd (copysign(x, CST) -> [-]abs (x)): New pattern.
11308 2016-10-05 Richard Biener <rguenther@suse.de>
11310 PR middle-end/77842
11311 * genmatch.c (parser::parse_c_expr): Handle premature EOF.
11313 2016-10-05 Pierre-Marie de Rodat <derodat@adacore.com>
11315 * dwarf2out.c (dwarf2out_imported_module_or_decl): Move DWARF
11316 version check to protect only DW_TAG_imported_module generation.
11318 2016-10-05 Richard Biener <rguenther@suse.de>
11320 PR middle-end/55152
11321 * match.pd (min(a,-a) -> -abs(a)): New pattern.
11323 2016-10-04 Ian Lance Taylor <iant@golang.org>
11325 * explow.c (allocate_dynamic_stack_space): Call
11326 do_pending_stack_adjust before handling flag_split_stack.
11328 2016-10-04 David Malcolm <dmalcolm@redhat.com>
11330 * genattrtab.c (make_internal_attr): Supply dummy column number to
11331 file_location ctor.
11333 * genoutput.c (init_insn_for_nothing): Likewise.
11334 * gensupport.c (add_define_attr): Likewise.
11335 * read-md.c (message_at_1): Print column number.
11336 (fatal_with_file_and_line): Likewise.
11337 (rtx_reader::read_char): Track column numbers.
11338 (rtx_reader::unread_char): Likewise.
11339 (rtx_reader::rtx_reader): Initialize m_read_md_colno.
11340 (rtx_reader::handle_include): Stash and restore m_read_md_colno.
11341 (rtx_reader::handle_file): Initialize m_read_md_colno.
11342 (rtx_reader::get_current_location): Supply column number to
11343 file_location ctor.
11344 * read-md.h (struct file_location): Add field "colno".
11345 (file_location::file_location): Likewise.
11346 (rtx_reader::get_colno): New accessor.
11347 (rtx_reader::m_read_md_colno): New field.
11348 (rtx_reader::m_last_line_colno): New field.
11350 2016-10-04 Jakub Jelinek <jakub@redhat.com>
11352 * doc/extend.texi (Java Exceptions): Remove.
11353 (java_interface): Remove.
11355 2016-10-04 Doug Gilmore <doug.gilmore@imgtec.com>
11357 PR tree-optimization/77808
11358 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Check base_addr
11359 and addr are different before copying points-to information.
11361 2016-10-04 Uros Bizjak <ubizjak@gmail.com>
11363 * config/i386/x86-tune.def (X86_TUNE_VECTORIZE_DOUBLE): Remove.
11364 * config/i386/i386.h (TARGET_VECTORIZE_DOUBLE): Remove.
11365 * config/i386/i386.c (ix86_add_stmt_cost): Use TARGET_BONNEL instead
11366 of !TARGET_VECTORIZE_DOUBLE when penalizing DFmode vector ops.
11368 2016-10-04 Richard Biener <rguenther@suse.de>
11370 PR tree-optimization/77399
11371 * tree-ssa-forwprop.c (simplify_vector_constructor): Properly
11372 verify the target can convert.
11374 2016-10-04 Richard Biener <rguenther@suse.de>
11376 PR middle-end/77833
11377 * explow.c (plus_constant): Verify the mode of the constant
11378 pool offset before calling plus_constant.
11380 2016-10-04 Richard Biener <rguenther@suse.de>
11382 PR middle-end/77407
11383 * match.pd (X / abs (X) -> X < 0 ? -1 : 1): Drop vector
11384 type support, mark with :C.
11385 (X / -X -> -1): Mark with :C.
11387 2016-10-04 Jakub Jelinek <jakub@redhat.com>
11389 * defaults.h (JCR_SECTION_NAME, TARGET_USE_JCR_SECTION): Remove.
11390 * system.h (JCR_SECTION_NAME, TARGET_USE_JCR_SECTION): Poison.
11391 * doc/tm.texi.in (TARGET_USE_JCR_SECTION): Remove.
11392 * doc/tm.texi: Regenerated.
11393 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Remove.
11394 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Remove.
11395 * config/darwin.h (JCR_SECTION_NAME): Remove.
11396 * config/pa/pa64-hpux.h (JCR_SECTION_NAME): Remove.
11397 * config/rs6000/aix71.h (TARGET_USE_JCR_SECTION): Remove.
11398 * config/rs6000/aix51.h (TARGET_USE_JCR_SECTION): Remove.
11399 * config/rs6000/aix52.h (TARGET_USE_JCR_SECTION): Remove.
11400 * config/rs6000/aix53.h (TARGET_USE_JCR_SECTION): Remove.
11401 * config/rs6000/aix61.h (TARGET_USE_JCR_SECTION): Remove.
11403 2016-10-03 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
11405 * ipa-cp.c (propagate_bits_accross_jump_function): Introduce space
11406 between "because" and "param" in dump message in call to fprintf.
11408 2016-10-03 Jeff Law <law@redhat.com>
11410 PR tree-optimization/71550
11411 PR tree-optimization/71403
11412 * tree-ssa-threadbackward.c: Include tree-vectorizer.h
11413 (profitable_jump_thread_path): Also return boolean indicating if
11414 the realized path will create an irreducible loop.
11415 Remove loop depth tests from 71403.
11416 (fsm_find_control_statement_thread_paths): Remove loop depth tests
11417 from 71403. If threading will create an irreducible loop, then
11418 throw away loop iteration and related information.
11420 2016-10-03 Uros Bizjak <ubizjak@gmail.com>
11422 * configure.ac (strict_warn): Merge -Wmissing-format-attribute and
11423 -Woverloaded-virtual checks for warning options.
11424 * configure: Regenerate.
11426 2016-10-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
11428 PR preprocessor/77699
11429 * input.c (maybe_grow): Don't allocate one byte extra headroom.
11430 (get_next_line): Return false on error.
11431 (read_next_line): Removed, use get_next_line instead.
11432 (read_line_num): Don't copy the line.
11433 (location_get_source_line): Don't use static data.
11434 (selftest::test_reading_source_line): Add more test cases.
11436 2016-10-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11439 2016-09-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11441 * ifcvt.c (noce_try_avoid_const_materialization): New function.
11442 (noce_process_if_block): Use it.
11444 2016-10-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
11446 * doc/invoke.texi: Update -Wint-in-bool-context.
11448 2016-10-02 Jakub Jelinek <jakub@redhat.com>
11450 * dwarf2out.c (output_fde, output_call_frame_info,
11451 dwarf2out_do_cfi_startproc, set_indirect_string,
11452 gen_internal_sym, output_die, output_line_info): Use
11453 MAX_ARTIFICIAL_LABEL_BYTES as char array sizes for
11454 ASM_GENERATE_INTERNAL_LABEL output.
11456 2016-10-01 Richard Biener <rguenther@suse.de>
11458 PR middle-end/77798
11459 * genmatch.c (get_operand_type): Add operand position arg
11460 and handle COND_EXPR comparison operand with fixed boolean_type_node.
11461 (expr::gen_transform): Adjust.
11462 (dt_simplify::gen_1): Likewise.
11464 2016-10-01 Jakub Jelinek <jakub@redhat.com>
11466 * config/i386/sse.md (<mask_codefor><code><mode>): Add FALLTHRU
11467 comments. Simplify asserts, remove unnecessary conditions.
11469 (*<code><mode>3): Likewise.
11471 2016-09-30 Jakub Jelinek <jakub@redhat.com>
11473 * doc/invoke.texi (-Wregister): Document.
11475 2016-09-30 Bernd Edlinger <bernd.edlinger@hotmail.de>
11477 * configure.ac: Split CHECKING_P into CHECKING_P and
11478 ENABLE_EXTRA_CHECKING.
11479 * configure: Regenerated.
11480 * config.in: Adjust commment of CHECKING_P. Add ENABLE_EXTRA_CHECKING.
11481 * common.opt (flag_checking): Use CHECKING_P and ENABLE_EXTRA_CHECKING.
11483 2016-09-30 Prasad Ghangal <prasad.ghangal@gmail.com>
11486 * gcc.c (process_command): For @filename handling, output
11487 the correct name if the file does not exist.
11489 2016-09-30 Marek Polacek <polacek@redhat.com>
11491 * config/aarch64/aarch64-simd.md: Adjust fall through comments.
11492 * config/alpha/predicates.md: Likewise.
11494 2016-09-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11496 * ifcvt.c (noce_try_avoid_const_materialization): New function.
11497 (noce_process_if_block): Use it.
11499 2016-09-30 Martin Liska <mliska@suse.cz>
11501 * doc/invoke.texi: Document asan-use-after-return that
11502 it's disabled by default in runtime.
11504 2016-09-30 Richard Biener <rguenther@suse.de>
11506 * tree-vrp.c (intersect_ranges): If we failed to handle
11507 the intersection choose a constant singleton range if available.
11509 2016-09-30 Richard Biener <rguenther@suse.de>
11511 PR tree-optimization/77399
11512 * tree-ssa-forwprop.c (simplify_vector_constructor): Handle
11513 float <-> int conversions.
11515 2016-09-30 Alan Modra <amodra@gmail.com>
11517 * config/rs6000/rs6000.c (rs6000_opt_vars): Revert last change.
11519 2016-09-29 Uros Bizjak <ubizjak@gmail.com>
11521 * config/i386/driver-i386.c (host_detect_local_cpu): Check maximum
11522 ext_level before calling CPUID with 0x80000008.
11523 Simplify xgetbv checks.
11525 2016-09-29 David Malcolm <dmalcolm@redhat.com>
11527 * Makefile.in (OBJS): Add print-rtl-function.o.
11528 * print-rtl-function.c: New file.
11529 * print-rtl.h (print_rtx_function): New decl.
11531 2016-09-29 Uros Bizjak <ubizjak@gmail.com>
11534 * config/i386/cpuid.h (__get_cpuid_count): New.
11535 (__get_cpuid): Rename __level to __leaf.
11537 2016-09-29 Marek Polacek <polacek@redhat.com>
11539 * genattrtab.c (write_attr_case): Also emit FALLTHRU marker.
11541 2016-09-29 Bernd Schmidt <bschmidt@redhat.com>
11544 * builtins.c (expand_builtin_memcmp): Don't swap args unless
11545 result is only being compared with zero.
11547 2016-09-29 Marek Polacek <polacek@redhat.com>
11549 * dwarf2out.c (loc_descriptor): Add fall through comment.
11550 (add_const_value_attribute): Likewise.
11552 2016-09-29 Matthew Wahab <matthew.wahab@arm.com>
11554 * config/arm/arm.md (*arm_movsi_insn): Replace "t2" arch attribute
11555 with "v6t2". Move "arch" attribute above "pool_range".
11556 * config/arm/vfp.md (*arm_movhi_vfp): Replace "t2" arch attribute
11558 (*thumb2_movhi_vfp): Likewise.
11559 (*arm_movhi_fp16): Likewise.
11560 (*thumb2_movhi_fp16): Likewise.
11561 (*arm_movsi_vfp): Remove "arch" attribute.
11562 (*thumb2_movsi_vfp): Likewise.
11564 2016-09-29 Martin Liska <mliska@suse.cz>
11566 * doc/extend.texi: Remove limitation of Objective C for
11567 __attribute__((constructor)) and __attribute__((destructor)).
11569 2016-09-29 Richard Biener <rguenther@suse.de>
11571 PR tree-optimization/77768
11572 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
11573 Handle stores to readonly memory when removing redundant stores.
11575 2016-09-29 Richard Biener <rguenther@suse.de>
11577 PR middle-end/77407
11578 * match.pd: Add X / abs (X) -> X < 0 ? -1 : 1 and
11579 X / -X -> -1 simplifications.
11581 2016-09-29 Richard Biener <rguenther@suse.de>
11583 PR middle-end/55152
11584 * match.pd: Add max(a,-a) -> abs(a) pattern.
11585 * tree-ssa-phiopt.c (minmax_replacement): Disable for
11586 HONOR_SIGNED_ZEROS types.
11588 2016-09-29 James Greenhalgh <james.greenhalgh@arm.com>
11590 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Remove.
11591 * system.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Poison.
11593 2016-09-29 Richard Biener <rguenther@suse.de>
11595 * tree-vrp.c (set_defs_to_varying): New helper avoiding
11596 writing to vr_const_varying.
11597 (vrp_initialize): Call it.
11598 (vrp_visit_stmt): Likewise.
11599 (evrp_dom_walker::before_dom_children): Likewise.
11601 2016-09-29 Richard Biener <rguenther@suse.de>
11603 * tree-vect-stmts.c (vectorizable_load): Avoid emitting vector
11604 constructors with vector elements.
11606 2016-09-29 Richard Biener <rguenther@suse.de>
11608 PR tree-optimization/77768
11609 * tree-ssa-sccvn.c (visit_reference_op_store): Properly deal
11610 with stores to a place we know has a constant value.
11612 2016-09-29 Alan Modra <amodra@gmail.com>
11614 * config/rs6000/sysv4.opt (mgnu-attribute): New option.
11615 * doc/invoke.texi: Document it.
11616 * config/rs6000/rs6000.c (HAVE_LD_PPC_GNU_ATTR_LONG_DOUBLE): Define.
11617 (rs6000_passes_float): Comment.
11618 (rs6000_passes_long_double): New static var.
11619 (call_ABI_of_interest): Return false unless rs6000_gnu_attr is set.
11620 (init_cumulative_args): Set up to emit fp .gnu_attribute for
11621 ELF 64-bit ABIs as well as 32-bit ELF. Correct rs6000_passes_float
11622 to include fp values returned in vectors.
11623 Set rs6000_passes_long_double.
11624 (rs6000_function_arg_advance_1): Likewise for function args.
11625 (rs6000_elf_file_end): Emit fp .gnu_attribute for ELF 64-bit ABIs,
11626 and SPE. Emit long double tag value too.
11627 (rs6000_opt_vars): Add gnu-attr.
11628 * configure.ac (HAVE_LD_PPC_GNU_ATTR_LONG_DOUBLE): New ppc32 test.
11629 * configure: Regenerate.
11630 * config.in: Regenerate.
11632 2016-09-28 Jakub Jelinek <jakub@redhat.com>
11634 * gimple-ssa-sprintf.c (pass_sprintf_length::gate): Use x > 0 instead
11636 (format_floating, format_string, format_directive,
11637 get_destination_size, pass_sprintf_length::handle_gimple_call):
11640 2016-09-28 Jakub Jelinek <jakub@redhat.com>
11642 * gimple-ssa-sprintf.c: Fix comment formatting.
11643 (format_integer): Use is_gimple_assign.
11644 (pass_sprintf_length::handle_gimple_call): Use gimple_call_builtin_p
11645 and gimple_call_fndecl. Reorder case BUILT_IN_SPRINTF_CHK. Fix up
11646 BUILT_IN_SNPRINTF_CHK comment. Replace "to to" with "to" in comment.
11647 (pass_sprintf_length::execute): Use is_gimple_call.
11649 2016-09-28 Wilco Dijkstra <wdijkstr@arm.com>
11651 * gimple-fold.c (gimple_fold_builtin): After failing to fold
11652 strchr, also try the generic folding.
11654 2016-09-28 Martin Sebor <msebor@redhat.com>
11657 * gimple-ssa-sprintf.c (pass_sprintf_length::handle_gimple_call):
11660 2016-09-28 Martin Sebor <msebor@redhat.com>
11662 PR middle-end/77683
11663 * gimple-ssa-sprintf.c (format_integer): Fail gracefully when
11664 length modifier is not expected.
11665 (format_floating): Ignore l length modifier and fail gracefuly
11666 when it isn't one of the other expected ones.
11668 2016-09-28 Martin Sebor <msebor@redhat.com>
11671 * varasm.c (assemble_addr_to_section): Increase local buffer size.
11673 2016-09-27 Richard Biener <rguenther@suse.de>
11675 * dwarf2out.c (cu_die_list): New global.
11676 (dwarf2out_finish): Walk cu_die_list instead of limbo DIEs. Add
11677 main_comp_unit_die to cu_die_list if we created it.
11678 Move break_out_includes ...
11679 (dwarf2out_early_finish): ... here. Push created CU DIEs onto
11682 2016-09-28 Richard Biener <rguenther@suse.de>
11684 * dwarf2out.c (struct die_struct): Add removed flag.
11685 (lookup_type_die): If the DIE is marked as removed, clear
11686 TYPE_SYMTAB_DIE and return NULL.
11687 (lookup_decl_die): If the DIE is marked as removed, remove it
11688 from the hash and return NULL.
11689 (mark_removed): New helper.
11690 (prune_unused_types_prune): Call it for removed DIEs.
11691 (gen_subprogram_die): Move the premark_used_types call to after
11692 DIEs for the functions scopes are generated.
11693 (process_scope_var): Do not re-create pruned types or type decls.
11694 Make sure to also re-parent type decls.
11695 (dwarf2out_finish): Move unused type pruning and debug_types
11697 (dwarf2out_early_finish): ... here.
11699 2016-09-29 Claudiu Zissulescu <claziss@synopsys.com>
11701 * config/arc/arc-c.c: New file.
11702 * config/arc/arc-c.def: Likewise.
11703 * config/arc/t-arc: Likewise.
11704 * config.gcc: Include arc-c.o as c and cpp object.
11705 * config/arc/arc-protos.h (arc_cpu_cpp_builtins): Add prototype.
11706 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Use
11707 arc_cpu_cpp_builtins.
11709 2016-09-29 Claudiu Zissulescu <claziss@synopsys.com>
11711 * config/arc/arc.md (*rotrsi3_cnt1): New pattern.
11712 (*ashlsi2_cnt1, *lshrsi3_cnt1, *ashrsi3_cnt1): Likewise.
11714 2016-09-28 Nathan Sidwell <nathan@acm.org>
11716 * gimple-pretty-print.c (dump_gimple_call_args): Simplify "' "
11719 2016-09-28 Wilco Dijkstra <wdijkstr@arm.com>
11721 PR tree-optimization/61056
11722 * gimple-fold.c (gimple_fold_builtin_strchr):
11723 New function to optimize strchr (s, 0) to strlen.
11724 (gimple_fold_builtin): Add BUILT_IN_STRCHR case.
11726 2016-09-27 Robin Dapp <rdapp@linux.vnet.ibm.com>
11728 PR tree-optimization/77724
11729 * tree-vect-loop-manip.c (create_intersect_range_checks_index):
11730 Add tree_fits_shwi_p check.
11732 2016-09-27 Jakub Jelinek <jakub@redhat.com>
11734 * auto-inc-dec.c (try_merge): Remove break after return.
11735 * cselib.c (autoinc_split): Likewise.
11736 * explow.c (promote_mode): Likewise.
11737 * fixed-value.c (fixed_arithmetic): Likewise.
11738 * hsa.c (hsa_internal_fn::get_arity): Likewise.
11739 * rtlanal.c (modified_between_p, modified_in_p): Likewise.
11740 * trans-mem.c (get_attrs_for): Likewise.
11741 * tree-if-conv.c (if_convertible_stmt_p): Likewise.
11742 * tree-vrp.c (simplify_stmt_using_ranges): Likewise.
11743 * config/aarch64/aarch64-builtins.c (aarch64_fold_builtin): Likewise.
11744 * config/aarch64/aarch64.c (aarch64_get_condition_code_1): Likewise.
11745 * config/c6x/c6x.c (c6x_get_unit_specifier): Likewise.
11746 * config/cr16/cr16.c (legitimate_pic_operand_p): Likewise.
11747 * config/cris/cris.c (cris_op_str): Likewise.
11748 * config/mn10300/mn10300.c (cc_flags_for_code): Likewise.
11749 * config/tilepro/tilepro.c (tilepro_emit_setcc_internal_di): Likewise.
11751 2016-09-27 Nathan Sidwell <nathan@codesourcery.com>
11753 * internal-fn.h (IFN_UNIQUE_CODES, IFN_GOACC_LOOP_CODES,
11754 IFN_GOACC_REDUCTION_CODES): New.
11755 (enum ifn_unique_kind, enum ifn_goacc_loop_kind, enum
11756 ifn_goacc_reduction_kind): Use them.
11757 * gimple-pretty-print.c (dump_gimple_call_args): Decode first arg
11758 of internal functions, when applicable.
11760 2016-09-27 Maciej W. Rozycki <macro@imgtec.com>
11762 * config/mips/constraints.md (d): Fix documentation.
11763 * doc/md.texi (Machine Constraints): Update accordingly.
11765 2016-09-27 Richard Biener <rguenther@suse.de>
11767 * dwarf2out.c (dwarf2out_init): Move text_section_line_info,
11768 cur_line_info_table initialization ...
11769 (dwarf2out_assembly_start): ... here.
11771 2016-09-27 Matthew Wahab <matthew.wahab@arm.com>
11773 * config/arm/arm.md (*arm_movsi_insn): Add "arch" attribute.
11774 * config/arm/vfp.md (*arm_movhi_vfp): Likewise.
11775 (*thumb2_movhi_vfp): Likewise.
11776 (*arm_movhi_fp16): Remove predication operand from VMOV.F16
11777 template. Expand predicable attribute to mark VMOV.F16 as not
11778 predicable. Add "arch" attribute.
11779 (*thumb2_movhi_fp16): Likewise.
11780 (*arm_movsi_vfp): Break a long line. Add "arch" attribute.
11781 (*thumb2_movsi_vfp): Add "arch" attribute.
11783 2016-09-27 David Edelsohn <dje.gcc@gmail.com>
11785 * config/rs6000/rs6000.c (rs6000_output_symbol): Don't modify
11788 2016-09-27 Marek Polacek <polacek@redhat.com>
11790 * config/ia64/ia64.c (ia64_print_operand): Adjust fall through
11793 * config/c6x/c6x.h: Adjust fall through comment.
11794 * config/sh/sh.c (final_prescan_insn): Likewise.
11795 * config/visium/visium.c (visium_expand_int_cstore): Likewise.
11796 (visium_expand_fp_cstore): Likewise.
11798 2016-09-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11800 * config/arm/arm.c (const_ok_for_op): Use "Fall through" comment form
11801 expected by -Wimplicit-fallthrough.
11802 (thumb1_size_rtx_costs): Likewise.
11803 (thumb2_reorg): Likewise.
11804 (tls_mentioned_p): Add "Fall through" comment.
11805 (thumb2_reorg): Likewise.
11806 * config/arm/arm-builtins.c (arm_expand_neon_args): Use "Fall through"
11807 comment form expected by -Wimplicit-fallthrough.
11809 2016-09-27 Martin Liska <mliska@suse.cz>
11811 PR gcov-profile/46266
11812 * input.h (RESERVED_LOCATION_P): New macro.
11813 * profile.c (branch_prob): Use RESERVED_LOCATION_P and
11814 instread of comparison with UNKNOWN_LOCATION.
11816 2016-09-27 Richard Biener <rguenther@suse.de>
11818 PR tree-optimization/77745
11819 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
11820 When removing redundant stores make sure to check compatibility
11821 of the TBAA state for downstream accesses.
11822 * tree-ssa-sccvn.c (visit_reference_op_store): Likewise for when
11823 value-numbering virtual operands for store matches.
11825 2016-09-27 Oleg Endo <olegendo@gcc.gnu.org>
11828 * config/sh/sh.c (sh_rtx_costs): Fix return value of SET of movt and
11829 movrt patterns. Match them before anything else in the SET case.
11831 2016-09-27 Martin Liska <mliska@suse.cz>
11833 PR gcov-profile/7970
11834 PR gcov-profile/16855
11835 PR gcov-profile/44779
11836 * coverage.c (build_gcov_exit_decl): New function.
11837 (coverage_obj_init): Call the function and generate __gcov_exit
11839 * doc/gcov.texi: Document when __gcov_exit function is called.
11841 2016-09-27 Marek Polacek <polacek@redhat.com>
11844 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
11845 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Use
11846 -Wno-error instead of -Wno-implicit-fallthrough.
11848 2016-09-27 Martin Liska <mliska@suse.cz>
11851 * gcov-counter.def: Remove GCOV_COUNTER_V_DELTA.
11853 2016-09-27 Jakub Jelinek <jakub@redhat.com>
11855 * combine.c (simplify_comparison): Add canonical FALLTHROUGH comments.
11856 * config/i386/i386.c (ix86_dep_by_shift_count_body): Add FALLTHROUGH
11857 comments. Remove break after return.
11858 (ix86_fp_compare_code_to_integer, has_dispatch,
11859 ix86_simd_clone_usable): Remove break after return.
11861 2016-09-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
11863 PR rlt-optimization/77714
11864 * lra-eliminations.c (eliminate_regs_in_insn): Avoid alias on
11867 2016-09-27 Kugan Vivekanandarajah <kuganv@linaro.org>
11870 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Use
11871 extract_range_from_unary_expr to convert value_range.
11872 * tree-vrp.c (extract_range_from_unary_expr_1): Rename to.
11873 (extract_range_from_unary_expr): This.
11874 * tree-vrp.h (extract_range_from_unary_expr): Declare.
11876 2016-09-27 Segher Boessenkool <segher@kernel.crashing.org>
11878 * config/rs6000/rs6000.md (movcc_internal1): Disparage using CTR or LR.
11880 2016-09-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
11882 * config/i386/i386.c (ix86_print_operand)
11883 [HAVE_AS_IX86_CMOV_SUN_SYNTAX]: Add gcc_fallthrough.
11884 * config/sparc/sparc.c (check_pic): Add fallthrough comment.
11885 (epilogue_renumber): Likewise.
11887 2016-09-26 Kugan Vivekanandarajah <kuganv@linaro.org>
11889 PR middle-end/77719
11890 * tree-ssa-reassoc.c (make_new_ssa_for_def): Use gimple_get_lhs
11891 to get lhs instead of gimple_assign_lhs as stmt can be builtins too.
11893 2016-09-26 Thomas Preud'homme <thomas.preudhomme@arm.com>
11895 * tree.h (memmodel_from_int, memmodel_base, is_mm_relaxed,
11896 is_mm_consume, is_mm_acquire, is_mm_release, is_mm_acq_rel,
11897 is_mm_seq_cst, is_mm_sync): Move to ...
11898 * memmodel.h: This. New file.
11899 * builtins.c: Include memmodel.h.
11900 * optabs.c: Likewise.
11901 * tsan.c: Likewise.
11902 * config/aarch64/aarch64.c: Likewise.
11903 * config/alpha/alpha.c: Likewise.
11904 * config/arm/arm.c: Likewise.
11905 * config/i386/i386.c: Likewise.
11906 * config/ia64/ia64.c: Likewise.
11907 * config/mips/mips.c: Likewise.
11908 * config/rs6000/rs6000.c: Likewise.
11909 * config/sparc/sparc.c: Likewise.
11910 * genconditions.c: Include memmodel.h in generated file.
11911 * genemit.c: Likewise.
11912 * genoutput.c: Likewise.
11913 * genpeep.c: Likewise.
11914 * genpreds.c: Likewise.
11915 * genrecog.c: Likewise.
11917 2016-09-26 David Malcolm <dmalcolm@redhat.com>
11919 * read-rtl.c (read_rtx_code): Rename local "i" to "idx", and use
11920 "c" instead when parsing characters. Move operand parsing into...
11921 (read_rtx_operand): ...this new function, renaming "i" to "idx",
11922 and tightening the scope of various locals.
11924 2016-09-26 Liu Hao <lh_mouse@126.com>
11926 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Fix typo.
11928 2016-09-26 Marek Polacek <polacek@redhat.com>
11930 * system.h: Use __has_attribute to check whether the fallthrough
11931 attribute is supported.
11933 2016-09-26 Marek Polacek <polacek@redhat.com>
11935 * ipa-inline-analysis.c (find_foldable_builtin_expect): Use
11936 gimple_call_internal_p.
11937 * ipa-split.c (find_return_bb): Likewise.
11938 (execute_split_functions): Likewise.
11939 * omp-low.c (dump_oacc_loop_part): Likewise.
11940 (oacc_loop_xform_head_tail): Likewise.
11941 * predict.c (predict_loops): Likewise.
11942 * sanopt.c (pass_sanopt::execute): Likewise.
11943 * tree-cfg.c (get_abnormal_succ_dispatcher): Likewise.
11944 * tree-parloops.c (oacc_entry_exit_ok_1): Likewise.
11945 * tree-stdarg.c (gimple_call_ifn_va_arg_p): Remove function.
11946 (expand_ifn_va_arg_1): Use gimple_call_internal_p.
11947 (expand_ifn_va_arg): Likewise.
11948 * tree-vect-loop.c (vect_determine_vectorization_factor): Likewise.
11949 (optimize_mask_stores): Likewise.
11950 * tree-vect-stmts.c (vect_simd_lane_linear): Likewise.
11951 (vect_transform_stmt): Likewise.
11952 * tree-vectorizer.c (vect_loop_vectorized_call): Likewise.
11953 * tsan.c (instrument_memory_accesses): Likewise.
11955 2016-09-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11956 Alexander Monakov <amonakov@ispras.ru>
11958 * regrename.c (rename_chains): Check
11959 HARD_FRAME_POINTER_IS_FRAME_POINTER rather than
11960 HARD_FRAME_POINTER_REGNUM when picking unavailable registers.
11961 * sel-sched.c (mark_unavailable_hard_regs): Likewise.
11963 2016-09-26 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11965 * config/s390/s390.c (s390_rtx_costs): Add /* fallthrough */.
11966 (s390_sched_score): Likewise.
11968 2016-09-26 Martin Liska <mliska@suse.cz>
11970 * doc/gcov.texi: Update program output of gcov tool.
11972 2016-09-26 Martin Liska <mliska@suse.cz>
11974 PR gcov-profile/23332
11975 * profile.c (instrument_values): Do not handle HIST_TYPE_CONST_DELTA.
11976 * tree-profile.c (gimple_gen_const_delta_profiler): Remove.
11977 * value-prof.c (dump_histogram_value): Do not handle
11978 HIST_TYPE_CONST_DELTA.
11979 (stream_in_histogram_value): Likewise.
11980 (gimple_find_values_to_profile): Likewise.
11981 * value-prof.h (enum hist_type): Likewise.
11983 2016-09-26 Martin Liska <mliska@suse.cz>
11985 * common.opt: Exclude SANITIZE_UNREACHABLE and SANITIZE_RETURN
11986 from default sanitize recover values.
11987 * doc/invoke.texi: Fix documentation related to -fsanitize=leak,
11988 -fsanitize=address, -fsanitize=thread and -fsanitize-recover.
11989 * flag-types.h: Replace couple of 1 << x to 1UL << x, make it
11991 * opts.c (finish_options): Do a generic loop over options
11992 that can be recovered.
11993 (parse_sanitizer_options): Exclude SANITIZE_UNREACHABLE and
11995 (common_handle_option): Likewise.
11996 * opts.h: Declare can_recover to sanitizer_opts_s.
11998 2016-09-26 Andre Vieira <andre.simoesdiasvieira@arm.com>
12000 * target.def(elf_flags_numeric): Change documentation to present tense.
12001 * doc/tm.texi: Regenerate.
12003 2016-09-26 Marek Polacek <polacek@redhat.com>
12006 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
12007 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Add
12008 -Wno-switch-fallthrough.
12009 * builtins.c (expand_builtin_int_roundingfn_2): Add gcc_fallthrough.
12010 (expand_builtin): Likewise.
12011 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_libmass): Likewise.
12012 * convert.c (convert_to_real_1): Likewise.
12013 (convert_to_integer_1): Likewise.
12014 * final.c (output_alternate_entry_point): Likewise.
12015 * genattrtab.c (make_canonical): Likewise.
12016 (write_test_expr): Likewise.
12017 * genpreds.c (validate_exp): Likewise.
12018 * gimple-ssa-strength-reduction.c
12019 (find_candidates_dom_walker::before_dom_children): Likewise.
12020 * godump.c (go_format_type): Likewise.
12021 * reload1.c (elimination_effects): Likewise.
12022 * resource.c (mark_referenced_resources): Likewise.
12023 (mark_set_resources): Likewise.
12024 * tree-ssa-loop-ivopts.c (find_deriving_biv_for_expr): Likewise.
12025 * varasm.c (output_addressed_constants): Likewise.
12027 2016-09-26 Marek Polacek <polacek@redhat.com>
12030 * common.opt (Wimplicit-fallthrough): New option.
12031 * doc/extend.texi: Document statement attributes and the fallthrough
12033 * doc/invoke.texi: Document -Wimplicit-fallthrough.
12034 * gimple.h (gimple_call_internal_p): New function.
12035 * gimplify.c (struct gimplify_ctx): Add in_switch_expr.
12036 (struct label_entry): New struct.
12037 (find_label_entry): New function.
12038 (case_label_p): New function.
12039 (collect_fallthrough_labels): New function.
12040 (last_stmt_in_scope): New function.
12041 (should_warn_for_implicit_fallthrough): New function.
12042 (warn_implicit_fallthrough_r): New function.
12043 (maybe_warn_implicit_fallthrough): New function.
12044 (expand_FALLTHROUGH_r): New function.
12045 (expand_FALLTHROUGH): New function.
12046 (gimplify_switch_expr): Call maybe_warn_implicit_fallthrough and
12047 expand_FALLTHROUGH for the innermost GIMPLE_SWITCH.
12048 (gimplify_label_expr): New function.
12049 (gimplify_case_label_expr): Set location.
12050 (gimplify_expr): Call gimplify_label_expr.
12051 * internal-fn.c (expand_FALLTHROUGH): New function.
12052 * internal-fn.def (FALLTHROUGH): New internal function.
12053 * langhooks.c (lang_GNU_OBJC): New function.
12054 * langhooks.h (lang_GNU_OBJC): Declare.
12055 * system.h (gcc_fallthrough): Define.
12056 * tree-core.h: Add FALLTHROUGH_LABEL_P comment.
12057 * tree.h (FALLTHROUGH_LABEL_P): Define.
12059 2016-09-26 Richard Biener <rguenther@suse.de>
12061 * dwarf2out.c (stripattributes): Remove unused function.
12062 (DEBUG_NORM_MACINFO_SECTION): Rename to DEBUG_MACINFO_SECTION.
12063 Push dwarf_split_debug_info handling into init_sections_and_labels.
12064 (DEBUG_NORM_MACRO_SECTION): Likewise to DEBUG_MACRO_SECTION.
12065 (DEBUG_MACRO_SECTION_FLAGS): Remove.
12066 (debug_macinfo_section_name): New global.
12067 (output_macinfo): Use debug_macinfo_section_name.
12068 (init_sections_and_labels): Split out section and label generation
12069 from dwarf2out_init. Set debug_macinfo_section_name.
12070 (dwarf2out_init): Move text section label generation and emission
12072 (dwarf2out_assembly_start): ... here.
12073 (dwarf2out_finish): Call init_sections_and_labels before DWARF
12076 2016-09-26 Richard Biener <rguenther@suse.de>
12079 * cgraphunit.c (analyze_functions): Before early removing
12080 global vars calls the late_global_decl debug handler mark
12081 the variable as readonly.
12083 2016-09-25 Oleg Endo <olegendo@gcc.gnu.org>
12086 * config/sh/sh.c (sh_movt_set_dest, sh_movrt_set_dest): Add overloads.
12087 (sh_rtx_costs): Handle SET of movt and movrt patterns.
12088 * cnofig/sh/sh-protos.h (sh_movt_set_dest, sh_movrt_set_dest): Forward
12089 declare new overloads.
12090 * config/sh/sh.md (*cset_zero): Add variant that takes a treg_set_expr
12093 2016-09-24 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
12095 * config/rs6000/rs6000.c (expand_block_compare, do_load_for_compare):
12096 Change TARGET_LITTLE_ENDIAN to !BYTES_BIG_ENDIAN.
12098 2016-09-24 David Edelsohn <dje.gcc@gmail.com>
12100 * configure.ac (gcc_cv_as_aix_dwloc): Fix typo in assembly fragment.
12101 * configure: Regenerate.
12103 2016-09-24 Marek Polacek <polacek@redhat.com>
12106 * doc/invoke.texi: Document -Wbool-operation.
12108 2016-09-23 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
12110 * config/rs6000/rs6000.md (cmpmemsi): New define_expand.
12111 * config/rs6000/rs6000.c (expand_block_compare): New function used by
12112 cmpmemsi pattern to do builtin expansion of memcmp ().
12113 (compute_current_alignment): Add helper function for
12114 expand_block_compare used to compute alignment as the compare proceeds.
12115 (select_block_compare_mode): Used by expand_block_compare to select
12116 the mode used for reading the next chunk of bytes in the compare.
12117 (do_load_for_compare): Used by expand_block_compare to emit the load
12118 insns for the compare.
12119 (rs6000_emit_dot_insn): Moved this function to avoid a forward
12120 reference from expand_block_compare ().
12121 * config/rs6000/rs6000-protos.h (expand_block_compare): Add a
12122 prototype for this function.
12123 * config/rs6000/rs6000.opt (mblock-compare-inline-limit): Add a new
12124 target option for controlling how much code inline expansion of
12125 memcmp() will be allowed to generate.
12127 2016-09-23 Jakub Jelinek <jakub@redhat.com>
12129 * hooks.c (hook_bool_bool_false, hook_bool_bool_gcc_optionsp_false,
12130 hook_bool_mode_false, hook_bool_mode_true,
12131 hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
12132 hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
12133 hook_bool_const_rtx_insn_const_rtx_insn_true,
12134 hook_bool_mode_uhwi_false, hook_void_FILEptr_constcharptr,
12135 hook_bool_FILEptr_rtx_false, hook_bool_gsiptr_false,
12136 hook_bool_const_tree_hwi_hwi_const_tree_false,
12137 hook_bool_const_tree_hwi_hwi_const_tree_true,
12138 default_can_output_mi_thunk_no_vcall, hook_int_uint_mode_1,
12139 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
12140 hook_int_rtx_0, hook_int_rtx_bool_0, hook_void_tree,
12141 hook_void_constcharptr, hook_void_tree_treeptr, hook_void_int_int,
12142 hook_bool_tree_false, hook_bool_const_tree_false, hook_bool_tree_true,
12143 hook_bool_const_tree_true, hook_bool_tree_tree_false,
12144 hook_bool_tree_tree_true, hook_bool_tree_bool_false,
12145 hook_bool_rtx_insn_true, hook_bool_rtx_false,
12146 hook_bool_uintp_uintp_false,
12147 hook_bool_rtx_mode_int_int_intp_bool_false, hook_rtx_rtx_null,
12148 hook_rtx_tree_int_null, hook_uint_mode_0,
12149 hook_constcharptr_const_tree_null, hook_tree_tree_int_treep_bool_null,
12150 hook_tree_tree_tree_null, hook_tree_tree_tree_tree_null,
12151 hook_constcharptr_const_rtx_insn_null,
12152 hook_constcharptr_const_tree_const_tree_null,
12153 hook_constcharptr_int_const_tree_null,
12154 hook_constcharptr_int_const_tree_const_tree_null,
12155 hook_tree_const_tree_null, hook_bool_rtx_insn_int_false,
12156 hook_void_rtx_insn_int, hook_void_gcc_optionsp): For arguments with
12157 ATTRIBUTE_UNUSED, remove parameter name as well as ATTRIBUTE_UNUSED.
12159 * vec.h (vNULL): Extend comment to say = vNULL initialization
12160 isn't needed for static vars.
12162 * sel-sched-ir.c (sel_global_bb_info, sel_region_bb_info,
12163 loop_nests, s_i_d, last_added_blocks): Remove unnecessary
12164 = vNULL initialization of file scope vec.
12165 * passes.c (pass_tab, enabled_pass_uid_range_tab,
12166 disabled_pass_uid_range_tab): Likewise.
12167 * haifa-sched.c (sched_luids, h_i_d): Likewise.
12168 * tree-chkp-opt.c (check_infos): Likewise.
12169 * sel-sched.c (vec_av_set, vec_temp_moveop_nops): Likewise.
12171 * vec.h (vnull::operator vec): Add constexpr keyword for
12174 2016-09-23 Doug Gilmore <doug.gilmore@imgtec.com>
12176 PR tree-optimization/77654
12177 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Add call
12178 to duplicate_ssa_name_ptr_info.
12180 2016-09-23 David Malcolm <dmalcolm@redhat.com>
12182 PR preprocessor/77672
12183 * input.c (selftest::test_lexer_string_locations_simple): Update
12184 test to expect location information of the terminator character
12185 at the location of the final closing quote.
12186 (selftest::test_lexer_string_locations_hex): Likewise.
12187 (selftest::test_lexer_string_locations_oct): Likewise.
12188 (selftest::test_lexer_string_locations_letter_escape_1): Likewise.
12189 (selftest::test_lexer_string_locations_letter_escape_2): Likewise.
12190 (selftest::test_lexer_string_locations_ucn4): Likewise.
12191 (selftest::test_lexer_string_locations_ucn8): Likewise.
12192 (selftest::test_lexer_string_locations_u8): Likewise.
12193 (selftest::test_lexer_string_locations_utf8_source): Likewise.
12194 (selftest::test_lexer_string_locations_concatenation_1): Likewise.
12195 (selftest::test_lexer_string_locations_concatenation_2): Likewise.
12196 (selftest::test_lexer_string_locations_concatenation_3): Likewise.
12197 (selftest::test_lexer_string_locations_macro): Likewise.
12198 (selftest::test_lexer_string_locations_long_line): Likewise.
12200 2016-09-23 Richard Biener <rguenther@suse.de>
12202 * tree-ssa-sccvn.c (visit_reference_op_call): Value number
12203 virtual definition to virtual use if the call devirtualizes
12204 to a const or pure function.
12205 (visit_use): Also visit calls we can devirtualize to a
12206 const or pure function.
12208 2016-09-23 Richard Biener <rguenther@suse.de>
12210 PR tree-optimization/77697
12211 * tree-ssa-forwprop.c (defcodefor_name): Remove bogus code,
12212 signal error if we have sth ternary or unhandled.
12214 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
12216 * config/arm/arm_neon.h (vabd_f16): New.
12250 (vcvt_f16_s16): New.
12251 (vcvt_f16_u16): New.
12252 (vcvt_s16_f16): New.
12253 (vcvt_u16_f16): New.
12254 (vcvtq_f16_s16): New.
12255 (vcvtq_f16_u16): New.
12256 (vcvtq_s16_f16): New.
12257 (vcvtq_u16_f16): New.
12258 (vcvta_s16_f16): New.
12259 (vcvta_u16_f16): New.
12260 (vcvtaq_s16_f16): New.
12261 (vcvtaq_u16_f16): New.
12262 (vcvtm_s16_f16): New.
12263 (vcvtm_u16_f16): New.
12264 (vcvtmq_s16_f16): New.
12265 (vcvtmq_u16_f16): New.
12266 (vcvtn_s16_f16): New.
12267 (vcvtn_u16_f16): New.
12268 (vcvtnq_s16_f16): New.
12269 (vcvtnq_u16_f16): New.
12270 (vcvtp_s16_f16): New.
12271 (vcvtp_u16_f16): New.
12272 (vcvtpq_s16_f16): New.
12273 (vcvtpq_u16_f16): New.
12274 (vcvt_n_f16_s16): New.
12275 (vcvt_n_f16_u16): New.
12276 (vcvtq_n_f16_s16): New.
12277 (vcvtq_n_f16_u16): New.
12278 (vcvt_n_s16_f16): New.
12279 (vcvt_n_u16_f16): New.
12280 (vcvtq_n_s16_f16): New.
12281 (vcvtq_n_u16_f16): New.
12289 (vmaxnmq_f16): New.
12293 (vminnmq_f16): New.
12295 (vmul_lane_f16): New.
12298 (vmulq_lane_f16): New.
12299 (vmulq_n_f16): New.
12306 (vrecpeq_f16): New.
12319 (vrsqrte_f16): New.
12320 (vrsqrteq_f16): New.
12322 (vrecpsq_f16): New.
12323 (vrsqrts_f16): New.
12324 (vrsqrtsq_f16): New.
12328 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
12330 * config.gcc (extra_headers): Add arm_fp16.h
12331 * config/arm/arm_fp16.h: New.
12332 * config/arm/arm_neon.h: Include "arm_fp16.h".
12334 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
12336 * config/arm/arm_neon_builtins.def (vadd): New (v8hf, v4hf
12338 (vmulf): New (v8hf, v4hf variants).
12339 (vfma): New (v8hf, v4hf variants).
12340 (vfms): New (v8hf, v4hf variants).
12341 (vsub): New (v8hf, v4hf variants).
12342 (vcage): New (v8hf, v4hf variants).
12343 (vcagt): New (v8hf, v4hf variants).
12344 (vcale): New (v8hf, v4hf variants).
12345 (vcalt): New (v8hf, v4hf variants).
12346 (vceq): New (v8hf, v4hf variants).
12347 (vcgt): New (v8hf, v4hf variants).
12348 (vcge): New (v8hf, v4hf variants).
12349 (vcle): New (v8hf, v4hf variants).
12350 (vclt): New (v8hf, v4hf variants).
12351 (vceqz): New (v8hf, v4hf variants).
12352 (vcgez): New (v8hf, v4hf variants).
12353 (vcgtz): New (v8hf, v4hf variants).
12354 (vcltz): New (v8hf, v4hf variants).
12355 (vclez): New (v8hf, v4hf variants).
12356 (vabd): New (v8hf, v4hf variants).
12357 (vmaxf): New (v8hf, v4hf variants).
12358 (vmaxnm): New (v8hf, v4hf variants).
12359 (vminf): New (v8hf, v4hf variants).
12360 (vminnm): New (v8hf, v4hf variants).
12361 (vpmaxf): New (v4hf variant).
12362 (vpminf): New (v4hf variant).
12363 (vpadd): New (v4hf variant).
12364 (vrecps): New (v8hf, v4hf variants).
12365 (vrsqrts): New (v8hf, v4hf variants).
12366 (vabs): New (v8hf, v4hf variants).
12367 (vneg): New (v8hf, v4hf variants).
12368 (vrecpe): New (v8hf, v4hf variants).
12369 (vrnd): New (v8hf, v4hf variants).
12370 (vrnda): New (v8hf, v4hf variants).
12371 (vrndm): New (v8hf, v4hf variants).
12372 (vrndn): New (v8hf, v4hf variants).
12373 (vrndp): New (v8hf, v4hf variants).
12374 (vrndx): New (v8hf, v4hf variants).
12375 (vrsqrte): New (v8hf, v4hf variants).
12376 (vmul_lane): Add v4hf and v8hf variants.
12377 (vmul_n): Add v4hf and v8hf variants.
12378 (vext): New (v8hf, v4hf variants).
12379 (vcvts): New (v8hi, v4hi variants).
12380 (vcvts): New (v8hf, v4hf variants).
12381 (vcvtu): New (v8hi, v4hi variants).
12382 (vcvtu): New (v8hf, v4hf variants).
12383 (vcvts_n): New (v8hf, v4hf variants).
12384 (vcvtu_n): New (v8hi, v4hi variants).
12385 (vcvts_n): New (v8hi, v4hi variants).
12386 (vcvtu_n): New (v8hf, v4hf variants).
12387 (vbsl): New (v8hf, v4hf variants).
12388 (vcvtas): New (v8hf, v4hf variants).
12389 (vcvtau): New (v8hf, v4hf variants).
12390 (vcvtms): New (v8hf, v4hf variants).
12391 (vcvtmu): New (v8hf, v4hf variants).
12392 (vcvtns): New (v8hf, v4hf variants).
12393 (vcvtnu): New (v8hf, v4hf variants).
12394 (vcvtps): New (v8hf, v4hf variants).
12395 (vcvtpu): New (v8hf, v4hf variants).
12397 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
12399 * config/arm/arm-builtins.c (hf_UP): New.
12401 (vfp_builtin_data): New. Update comment.
12402 (enum arm_builtins): Include "arm_vfp_builtins.def".
12403 (ARM_BUILTIN_VFP_PATTERN_START): New.
12404 (arm_init_vfp_builtins): New.
12405 (arm_init_builtins): Add arm_init_vfp_builtins.
12406 (arm_expand_vfp_builtin): New.
12407 (arm_expand_builtins): Update for arm_expand_vfp_builtin. Fix
12409 * config/arm/arm_vfp_builtins.def: New file.
12410 * config/arm/t-arm (arm.o): Add arm_vfp_builtins.def.
12411 (arm-builtins.o): Likewise.
12413 2016-09-23 Kugan Vivekanandarajah <kuganv@linaro.org>
12416 * ipa-cp.c (propagate_vr_accross_jump_function): Drop TREE_OVERFLOW
12417 from constant while creating value range.
12419 2016-09-23 Renlin Li <renlin.li@arm.com>
12421 * ira.c (ira): Move ira_use_lra_p initialization code to ...
12422 (ira_init_once): Here.
12424 2016-09-23 Uros Bizjak <ubizjak@gmail.com>
12425 Jakub Jelinek <jakub@redhat.com>
12427 * hooks.h (hook_uint_uintp_false): Rename to...
12428 (hook_bool_uint_uintp_false): ... this.
12429 * hooks.c (hook_uint_uintp_false): Rename to...
12430 (hook_bool_uint_uintp_false): ... this.
12431 * target.def (elf_flags_numeric): Use hook_bool_uint_uintp_false
12432 instead of hook_uint_uintp_false.
12434 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
12436 * config/arm/arm-builtins.c (arm_init_neon_builtin): New.
12437 (arm_init_builtins): Move body of a loop to the standalone
12438 function arm_init_neon_builtin.
12439 (arm_expand_neon_builtin_1): New. Update comment. Function body
12440 moved from arm_neon_builtin with some white-space fixes.
12441 (arm_expand_neon_builtin): Move code into the standalone function
12442 arm_expand_neon_builtin_1.
12444 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
12446 * config/arm/iterators.md (VCVTHI): New.
12447 (NEON_VCMP): Add UNSPEC_VCLT and UNSPEC_VCLE. Fix a long line.
12448 (NEON_VAGLTE): New.
12449 (VFM_LANE_AS): New.
12451 (V_reg): Add HF, V4HF and V8HF. Fix white-space.
12452 (V_HALF): Add V4HF. Fix white-space.
12453 (V_if_elem): Add HF, V4HF and V8HF. Fix white-space.
12454 (V_s_elem): Likewise.
12455 (V_sz_elem): Fix white-space.
12456 (V_elem_ch): Likewise.
12458 (scalar_mul_constraint): Add V8HF and V4HF.
12459 (Is_float_mode): Fix white-space.
12460 (Is_d_reg): Add V4HF and V8HF. Fix white-space.
12461 (q): Add HF. Fix white-space.
12464 (cmp_op_unsp): Add UNSPEC_VCALE and UNSPEC_VCALT.
12465 (neon_vfm_lane_as): New.
12466 * config/arm/neon.md (add<mode>3_fp16): New.
12467 (sub<mode>3_fp16): New.
12468 (mul<mode>3add<mode>_neon): New.
12469 (fma<VH:mode>4_intrinsic): New.
12470 (fmsub<VCVTF:mode>4_intrinsic): Fix white-space.
12471 (fmsub<VH:mode>4_intrinsic): New.
12472 (<absneg_str><mode>2): New.
12473 (neon_v<absneg_str><mode>): New.
12474 (neon_v<fp16_rnd_str><mode>): New.
12475 (neon_vrsqrte<mode>): New.
12476 (neon_vpaddv4hf): New.
12477 (neon_vadd<mode>): New.
12478 (neon_vsub<mode>): New.
12479 (neon_vmulf<mode>): New.
12480 (neon_vfma<VH:mode>): New.
12481 (neon_vfms<VH:mode>): New.
12482 (neon_vc<cmp_op><mode>): New.
12483 (neon_vc<cmp_op><mode>_fp16insn): New
12484 (neon_vc<cmp_op_unsp><mode>_fp16insn_unspec): New.
12485 (neon_vca<cmp_op><mode>): New.
12486 (neon_vca<cmp_op><mode>_fp16insn): New.
12487 (neon_vca<cmp_op_unsp><mode>_fp16insn_unspec): New.
12488 (neon_vc<cmp_op>z<mode>): New.
12489 (neon_vabd<mode>): New.
12490 (neon_v<maxmin>f<mode>): New.
12491 (neon_vp<maxmin>fv4hf: New.
12492 (neon_<fmaxmin_op><mode>): New.
12493 (neon_vrecps<mode>): New.
12494 (neon_vrsqrts<mode>): New.
12495 (neon_vrecpe<mode>): New (VH variant).
12496 (neon_vdup_lane<mode>_internal): New.
12497 (neon_vdup_lane<mode>): New.
12498 (neon_vcvt<sup><mode>): New (VCVTHI variant).
12499 (neon_vcvt<sup><mode>): New (VH variant).
12500 (neon_vcvt<sup>_n<mode>): New (VH variant).
12501 (neon_vcvt<sup>_n<mode>): New (VCVTHI variant).
12502 (neon_vcvt<vcvth_op><sup><mode>): New.
12503 (neon_vmul_lane<mode>): New.
12504 (neon_vmul_n<mode>): New.
12505 * config/arm/unspecs.md (UNSPEC_VCALE): New
12506 (UNSPEC_VCALT): New.
12507 (UNSPEC_VFMA_LANE): New.
12508 (UNSPECS_VFMS_LANE): New.
12510 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
12512 * config/s390/s390.md ("*extzv<mode>_zEC12", "*extzv<mode>_z10")
12513 ("*extzv<mode><clobbercc_or_nocc>"):
12514 Correct a typo in a comment.
12516 ("*insv<mode>_zEC12", "*insv<mode>_z10")
12517 ("*insv<mode><clobbercc_or_nocc>"): Ditto.
12518 ("*insv<mode>_zEC12_appendbitsleft")
12519 ("*insv<mode><clobbercc_or_nocc>_appendbitsleft")
12520 ("*insv<mode>_z10_appendbitsleft"): Ditto.
12521 ("*insv<mode>_zEC12_noshift", "*insv<mode>_z10_noshift")
12522 ("*insv<mode><clobbercc_or_nocc>_noshift"): Ditto.
12523 Provide pattern with operands switched.
12524 ("*pre_z10_extv<mode>"):
12525 Use new subst patterns.
12526 ("*extzvdi<clobbercc_or_nocc>_lshiftrt", "*<risbg_n>_ior_and_sr_ze")
12527 ("*extvsidi<clobbercc_or_nocc>", "*<risbg_n>_and_subregdi_rotr")
12528 ("*<risbg_n>_and_subregdi_rotl", "*<risbg_n>_di_and_rot")
12529 ("*insv_z10_noshift_cc", "*insv_z10_noshift_cconly")
12530 ("*<risbg_n>_<mode>_ior_and_lshiftrt")
12531 ("*<risbg_n>_sidi_ior_and_lshiftrt")
12532 ("*trunc_sidi_and_subreg_lshrt<clobbercc_or_nocc>"):
12534 ("*extzv_<mode>_sll", "*extzv_<mode>_srl")
12535 ("*extzv_<mode>_srl<clobbercc_or_nocc>")
12536 ("*extzv_<mode>_sll<clobbercc_or_nocc>"): Renamed patterns, use risbgn
12538 ("SINT"): New mode_iterator with SI, HI, QI.
12539 * config/s390/subst.md ("clobbercc_or_nocc_subst", "z10_or_zEC12_cond")
12540 ("clobbercc_or_nocc", "risbg_n"): New constructs for risbg pattern
12543 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
12545 * config/s390/predicates.md ("contiguous_bitmask_operand"): Adapt to
12546 new interface of s390_contiguous_bitmask_p.
12547 ("contiguous_bitmask_nowrap_operand"): New predicate.
12548 ("*anddi3_cc", "*anddi3_cconly", "*anddi3"): Replace NxxDq with NxxDw.
12549 * config/s390/constraints.md ("NxxDw", "NxxSq"): Adapt to new interface
12550 of s390_contiguous_bitmask_p.
12551 ("NxxDw"): Rename NxxDq constraint to NxxDw.
12552 ("NxxSw"): New constraint.
12553 * config/s390/s390.md ("*andsi3_zarch"): Enable bitmask wraparound.
12554 * config/s390/s390-protos.h (s390_contiguous_bitmask_p): Updated
12556 (s390_contiguous_bitmask_nowrap_p): Export.
12557 * config/s390/s390.c (s390_contiguous_bitmask_nowrap_p): New name of
12558 former s390_contiguous_bitmask_p.
12559 (s390_contiguous_bitmask_p): Use s390_contiguous_bitmask_nowrap_p to
12560 detect contiguous bit ranges with wraparound. Change signature to
12561 return START and END position instead of POS and LENGTH.
12562 (s390_contiguous_bitmask_vector_p): Remove extra code for continous bit
12563 ranges with wraparound.
12564 (s390_extzv_shift_ok): Use s390_contiguous_bitmask_nowrap_p.
12565 (s390_contiguous_bitmask_vector_p,s390_extzv_shift_ok,print_operand):
12566 Adapt to new signature of s390_contiguous_bitmask_p.
12568 2016-09-23 Bin Cheng <bin.cheng@arm.com>
12570 * tree-vect-loop-manip.c (create_intersect_range_checks_index): New.
12571 (create_intersect_range_checks): New.
12572 (vect_create_cond_for_alias_checks): Call above function.
12574 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
12576 * config/arm/iterators.md (Code iterators): Fix some white-space
12580 (FCVT): Moved from vfp.md.
12581 (VCVT_HF_US_N): New.
12582 (VCVT_SI_US_N): New.
12587 (FCVTI32typename): Moved from vfp.md.
12588 (sup): Add UNSPEC_VCVTA_S, UNSPEC_VCVTA_U, UNSPEC_VCVTM_S,
12589 UNSPEC_VCVTM_U, UNSPEC_VCVTN_S, UNSPEC_VCVTN_U, UNSPEC_VCVTP_S,
12590 UNSPEC_VCVTP_U, UNSPEC_VCVT_HF_S_N, UNSPEC_VCVT_HF_U_N,
12591 UNSPEC_VCVT_SI_S_N, UNSPEC_VCVT_SI_U_N, UNSPEC_VCVTH_S_N,
12592 UNSPEC_VCVTH_U_N, UNSPEC_VCVTH_S and UNSPEC_VCVTH_U.
12594 (fp16_rnd_str): New.
12595 (fp16_rnd_insn): New.
12596 * config/arm/unspecs.md (UNSPEC_VCVT_HF_S_N): New.
12597 (UNSPEC_VCVT_HF_U_N): New.
12598 (UNSPEC_VCVT_SI_S_N): New.
12599 (UNSPEC_VCVT_SI_U_N): New.
12600 (UNSPEC_VCVTH_S): New.
12601 (UNSPEC_VCVTH_U): New.
12602 (UNSPEC_VCVTA_S): New.
12603 (UNSPEC_VCVTA_U): New.
12604 (UNSPEC_VCVTM_S): New.
12605 (UNSPEC_VCVTM_U): New.
12606 (UNSPEC_VCVTN_S): New.
12607 (UNSPEC_VCVTN_U): New.
12608 (UNSPEC_VCVTP_S): New.
12609 (UNSPEC_VCVTP_U): New.
12610 (UNSPEC_VCVTP_S): New.
12611 (UNSPEC_VCVTP_U): New.
12612 (UNSPEC_VRND): New.
12613 (UNSPEC_VRNDA): New.
12614 (UNSPEC_VRNDI): New.
12615 (UNSPEC_VRNDM): New.
12616 (UNSPEC_VRNDN): New.
12617 (UNSPEC_VRNDP): New.
12618 (UNSPEC_VRNDX): New.
12619 * config/arm/vfp.md (<absneg_str>hf2): New.
12620 (neon_vabshf): New.
12621 (neon_v<fp16_rnd_str>hf): New.
12622 (neon_vrndihf): New.
12627 (*mulsf3neghf_vfp): New.
12628 (*negmulhf3_vfp): New.
12629 (*mulsf3addhf_vfp): New.
12630 (*mulhf3subhf_vfp): New.
12631 (*mulhf3neghfaddhf_vfp): New.
12632 (*mulhf3neghfsubhf_vfp): New.
12634 (neon_vfmahf): New.
12635 (fmsubhf4_fp16): New.
12636 (neon_vfmshf): New.
12639 (neon_vsqrthf): New.
12640 (neon_vrsqrtshf): New.
12641 (FCVT): Move to iterators.md.
12642 (FCVTI32typename): Likewise.
12643 (neon_vcvth<sup>hf): New.
12644 (neon_vcvth<sup>si): New.
12645 (neon_vcvth<sup>_nhf_unspec): New.
12646 (neon_vcvth<sup>_nhf): New.
12647 (neon_vcvth<sup>_nsi_unspec): New.
12648 (neon_vcvth<sup>_nsi): New.
12649 (neon_vcvt<vcvth_op>h<sup>si): New.
12650 (neon_<fmaxmin_op>hf): New.
12652 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
12654 * config/s390/s390.md (bitoff, bitoff_plus): Neq mode attributes.
12655 ("*extzv<mode>_zEC12", "*insv<mode>_zEC12", "*insv<mode>_z10")
12656 ("*insv<mode>_zEC12_appendbitsleft")
12657 ("*insv<mode>_z10_appendbitsleft", "*r<noxa>sbg_<mode>_sll")
12658 ("*r<noxa>sbg_<mode>_srl"): Use new attributes.
12660 2016-09-23 Jakub Jelinek <jakub@redhat.com>
12662 * ipa-cp.c (ipcp_store_vr_results): Avoid static local var zero.
12663 * sreal.h (sreal::min, sreal::max): Avoid static local vars,
12664 construct values without normalization.
12665 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't initialize
12666 static local lhs_ops to vNULL.
12668 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
12669 Jiong Wang <jiong.wang@arm.com>
12671 * config/arm/arm.c (coproc_secondary_reload_class): Make HFmode
12672 available when FP16 instructions are available.
12673 (output_move_vfp): Add support for 16-bit data moves.
12674 (arm_validize_comparison): Fix some white-space. Support HFmode
12675 by conversion to SFmode.
12676 * config/arm/arm.md (truncdfhf2): Fix a comment.
12677 (extendhfdf2): Likewise.
12679 (movsicc): Fix some white-space.
12681 (movsfcc): Fix some white-space.
12683 * config/arm/vfp.md (*arm_movhi_vfp): Disable when VFP FP16
12684 instructions are available.
12685 (*thumb2_movhi_vfp): Likewise.
12686 (*arm_movhi_fp16): New.
12687 (*thumb2_movhi_fp16): New.
12688 (*movhf_vfp_fp16): New.
12689 (*movhf_vfp_neon): Disable when VFP FP16 instructions are available.
12690 (*movhf_vfp): Likewise.
12691 (extendhfsf2): Enable when VFP FP16 instructions are available.
12692 (truncsfhf2): Enable when VFP FP16 instructions are available.
12694 2016-09-23 Martin Liska <mliska@suse.cz>
12696 * config/s390/vx-builtins.md: Replace 'adress' with 'address'.
12698 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
12700 * config/arm/arm.c (arm_evpc_neon_vuzp): Add support for V8HF and
12702 (arm_evpc_neon_vtrn): Likewise.
12703 (arm_evpc_neon_vrev): Likewise.
12704 (arm_evpc_neon_vext): Likewise.
12705 * config/arm/arm_neon.h (vbsl_f16): New.
12708 (vdupq_n_f16): New.
12709 (vdup_lane_f16): New.
12710 (vdupq_lane_f16): New.
12714 (vmovq_n_f16): New.
12716 (vrev64q_f16): New.
12723 * config/arm/arm_neon_buillins.def (vdup_n): New (v8hf, v4hf variants).
12724 (vdup_lane): New (v8hf, v4hf variants).
12725 (vext): New (v8hf, v4hf variants).
12726 (vbsl): New (v8hf, v4hf variants).
12727 * config/arm/iterators.md (VDQWH): New.
12729 (V_double_vector_mode): Add V8HF and V4HF. Fix white-space.
12730 (Scalar_mul_8_16): Fix white-space.
12731 (Is_d_reg): Add V4HF and V8HF.
12732 * config/arm/neon.md (neon_vdup_lane<mode>_internal): New.
12733 (neon_vdup_lane<mode>): New.
12734 (neon_vtrn<mode>_internal): Replace VDQW with VDQWH.
12735 (*neon_vtrn<mode>_insn): Likewise.
12736 (neon_vzip<mode>_internal): Likewise. Also fix white-space.
12737 (*neon_vzip<mode>_insn): Likewise
12738 (neon_vuzp<mode>_internal): Likewise.
12739 (*neon_vuzp<mode>_insn): Likewise
12740 * config/arm/vec-common.md (vec_perm_const<mode>): New.
12742 2016-09-23 Jiong Wang <jiong.wang@arm.com>
12743 Matthew Wahab <matthew.wahab@arm.com>
12745 * config/arm/arm.c (output_move_vfp): Weaken assert to allow HImode.
12746 (arm_hard_regno_mode_ok): Allow HImode values in VFP registers.
12747 * config/arm/arm.md (*movhi_bytes): Disable when VFP registers are
12748 available. Also fix some white-space.
12749 * config/arm/vfp.md (*arm_movhi_vfp): New.
12750 (*thumb2_movhi_vfp): New.
12752 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
12754 * config/arm/arm-c.c (arm_cpu_builtins): Define
12755 "__ARM_FEATURE_FP16_SCALAR_ARITHMETIC" and
12756 "__ARM_FEATURE_FP16_VECTOR_ARITHMETIC".
12758 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
12760 * doc/sourcebuild.texi (ARM-specific attributes): Add anchor for
12761 arm_v8_1a_neon_ok. Add entries for arm_v8_2a_fp16_scalar_ok,
12762 arm_v8_2a_fp16_scalar_hw, arm_v8_2a_fp16_neon_ok and
12763 arm_v8_2a_fp16_neon_hw.
12764 (Add options): Add entries for arm_v8_1a_neon, arm_v8_2a_scalar,
12767 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
12769 * doc/sourcebuild.texi (ARM-specific attributes): Add entries for
12770 arm_fp16_alternative_ok and arm_fp16_none_ok.
12772 2016-09-23 Martin Liska <mliska@suse.cz>
12774 * ipa-icf.c (sem_variable::merge): Replace adress with address.
12776 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
12778 * config/arm/arm-arches.def ("armv8.1-a"): Add FL_CRC32.
12779 ("armv8.2-a"): New.
12780 ("armv8.2-a+fp16"): New.
12781 * config/arm/arm-protos.h (FL2_ARCH8_2): New.
12782 (FL2_FP16INST): New.
12783 (FL2_FOR_ARCH8_2A): New.
12784 * config/arm/arm-tables.opt: Regenerate.
12785 * config/arm/arm.c (arm_arch8_2): New.
12786 (arm_fp16_inst): New.
12787 (arm_option_override): Set arm_arch8_2 and arm_fp16_inst. Check
12788 for incompatible fp16-format settings.
12789 * config/arm/arm.h (TARGET_VFP_FP16INST): New.
12790 (TARGET_NEON_FP16INST): New.
12791 (arm_arch8_2): Declare.
12792 (arm_fp16_inst): Declare.
12793 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for
12794 march=armv8.2-a and march=armv8.2-a+fp16.
12795 * config/arm/t-aprofile (Arch Matches): Add entries for armv8.2-a
12796 and armv8.2-a+fp16.
12797 * doc/invoke.texi (ARM Options): Add "-march=armv8.1-a",
12798 "-march=armv8.2-a" and "-march=armv8.2-a+fp16".
12800 2016-09-23 Martin Liska <mliska@suse.cz>
12802 * doc/extend.texi: Remove fused-madd from i386 target options.
12804 2016-09-23 Martin Liska <mliska@suse.cz>
12806 * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
12809 2016-09-23 Martin Liska <mliska@suse.cz>
12811 * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
12814 2016-09-23 Martin Liska <mliska@suse.cz>
12817 * config/i386/i386.c (ix86_option_override_internal): Change
12818 signature and return false when there's an error related to
12820 (release_options_strings): New function.
12821 (ix86_valid_target_attribute_tree): Call the function.
12823 2016-09-23 Jakub Jelinek <jakub@redhat.com>
12825 * hsa-gen.c (hsa_op_immed::hsa_op_immed Use CONSTRUCTOR_NELTS (...)
12826 instead of vec_safe_length (CONSTRUCTOR_ELTS (...)).
12827 (gen_hsa_ctor_assignment): Likewise.
12828 * print-tree.c (print_node): Likewise.
12829 * tree-dump.c (dequeue_and_dump): Likewise.
12830 * tree-sra.c (sra_modify_constructor_assign): Likewise.
12831 * expr.c (store_constructor): Likewise.
12832 * fold-const.c (operand_equal_p): Likewise.
12833 * tree-pretty-print.c (dump_generic_node): Likewise.
12834 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Likewise.
12835 * ipa-icf-gimple.c (func_checker::compare_operand): Likewise.
12837 2016-09-23 Richard Biener <rguenther@suse.de>
12839 * hooks.h (hook_uint_uintp_false): Declare.
12841 2016-09-22 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
12843 * config/avr/avr.c (avr_rtx_costs_1): Handle DImode MULT.
12844 (avr_address_cost): Replace 61 with MAX_LD_OFFSET(mode).
12846 2016-09-22 Martin Sebor <msebor@redhat.com>
12849 * gimple-ssa-sprintf.c (target_int_min, target_int_max): Use
12850 HOST_BITS_PER_WIDE_INT, make a static local variable auto.
12851 (target_int_min): Correct computation.
12852 (format_integer): Use long long as the argument for the ll length
12854 (format_floating): Use target_int_max().
12855 (get_string_length): Same.
12856 (format_string): Avoid setting the bounded flag for strings
12858 (try_substitute_return_value): Avoid setting range info when
12859 the result isn't bounded.
12860 * varasm.c (assemble_name): Increase buffer size.
12862 2016-09-22 Andre Vieira <andre.simoesdiasvieira@arm.com>
12863 Terry Guo <terry.guo@arm.com>
12865 * target.def (elf_flags_numeric): New target hook.
12866 * targhooks.h (default_asm_elf_flags_numeric): New.
12867 * varasm.c (default_asm_elf_flags_numeric): New.
12868 (default_elf_asm_named_section): Use new target hook.
12869 * config/arm/arm.opt (mpure-code): New.
12870 * config/arm/arm.h (SECTION_ARM_PURECODE): New.
12871 * config/arm/arm.c (arm_asm_init_sections): Add section
12872 attribute to default text section if -mpure-code.
12873 (arm_option_check_internal): Diagnose use of option with
12874 non supported targets and/or options.
12875 (arm_asm_elf_flags_numeric): New.
12876 (arm_function_section): New.
12877 (arm_elf_section_type_flags): New.
12878 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Disable
12880 * doc/texi (TARGET_ASM_ELF_FLAGS_NUMERIC): New.
12881 * doc/texi.in (TARGET_ASM_ELF_FLAGS_NUMERIC): Likewise.
12883 2016-09-22 Jan Hubicka <hubicka@ucw.cz>
12885 * regcprop.c (copyprop_hardreg_forward_1): Remove noop moves.
12887 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12889 * emit-rtl.c (next_cc0_user): Make argument type rtx_insn *.
12890 * rtl.h: Adjust prototype.
12892 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12894 * emit-rtl.c (next_active_insn): Change argument type to rtx_insn *.
12895 (prev_active_insn): Likewise.
12896 (active_insn_p): Likewise.
12897 * rtl.h: Adjust prototypes.
12898 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Adjust.
12899 * config/arc/arc.md: Likewise.
12900 * config/pa/pa.c (branch_to_delay_slot_p): Likewise.
12901 (branch_needs_nop_p): Likewise.
12902 (use_skip_p): Likewise.
12903 * config/sh/sh.c (gen_block_redirect): Likewise.
12904 (split_branches): Likewise.
12905 * reorg.c (optimize_skip): Likewise.
12906 (fill_simple_delay_slots): Likewise.
12907 (fill_slots_from_thread): Likewise.
12908 (relax_delay_slots): Likewise.
12909 * resource.c (mark_target_live_regs): Likewise.
12911 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12913 * config/cris/cris.c (cris_asm_output_case_end): Change argument
12914 type to rtx_insn *.
12915 * emit-rtl.c (next_nonnote_nondebug_insn): Likewise.
12916 (prev_nonnote_nondebug_insn): Likewise.
12917 * config/cris/cris-protos.h: Adjust prototype.
12919 * jump.c (rtx_renumbered_equal_p): Adjust.
12921 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12923 * emit-rtl.c (prev_real_insn): Change argument type to rtx_insn *.
12924 * rtl.h: Adjust prototype.
12925 * config/sh/sh.md: Adjust.
12926 * dwarf2out.c (add_var_loc_to_decl): Likewise.
12928 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12930 * emit-rtl.c (next_nondebug_insn): Change argument type to rtx_insn *.
12931 (prev_nondebug_insn): Likewise.
12932 * loop-doloop.c (doloop_condition_get): Likewise.
12933 * rtl.h: Adjust prototype.
12934 * cfgloop.h: Likewise.
12936 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12938 * emit-rtl.c (next_nonnote_insn): Change argument type to rtx_insn *.
12939 (prev_nonnote_insn): Likewise.
12940 * jump.c (reversed_comparison_code_parts): Likewise.
12941 (reversed_comparison): Likewise.
12942 * rtl.h: Adjust prototypes.
12943 * config/arc/arc.md: Adjust.
12944 * cse.c (find_comparison_args): Likewise.
12945 * reorg.c (redundant_insn): Change return type to rtx_insn *.
12946 (fix_reg_dead_note): Change argument type to rtx_insn *.
12947 (delete_prior_computation): Likewise.
12948 (delete_computation): Likewise.
12949 (fill_slots_from_thread): Adjust.
12950 (relax_delay_slots): Likewise.
12951 * simplify-rtx.c (simplify_unary_operation_1): Likewise.
12952 (simplify_relational_operation_1): Likewise.
12953 (simplify_ternary_operation): Likewise.
12955 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12957 * config/arc/arc-protos.h (arc_label_align): Change type of
12958 variables from rtx to rtx_insn *.
12959 * config/arc/arc.c (arc_label_align): Likewise.
12960 * config/arm/arm.c (any_sibcall_could_use_r3): Likewise.
12961 * config/bfin/bfin.c (workaround_speculation): Likewise.
12962 * config/c6x/c6x.c (find_next_cycle_insn): Likewise.
12963 (find_last_same_clock): Likewise.
12964 (reorg_split_calls): Likewise.
12965 * config/cris/cris-protos.h (cris_cc0_user_requires_cmp): Likewise.
12966 * config/cris/cris.c (cris_cc0_user_requires_cmp): Likewise.
12967 * config/h8300/h8300-protos.h (same_cmp_preceding_p): Likewise.
12968 (same_cmp_following_p): Likewise.
12969 * config/h8300/h8300.c (same_cmp_preceding_p): Likewise.
12970 (same_cmp_following_p): Likwise.
12971 * config/m32r/m32r.c (m32r_expand_epilogue): Likewise.
12972 * config/nds32/nds32-protos.h (nds32_target_alignment): Likewise.
12973 * config/nds32/nds32.c (nds32_target_alignment): Likewise.
12974 * config/rl78/rl78.c (rl78_alloc_physical_registers_op2): Likewise.
12975 (rl78_alloc_physical_registers_cmp): Likewise.
12976 (rl78_alloc_physical_registers_umul): Likewise.
12977 (rl78_calculate_death_notes): Likewise.
12978 * config/s390/s390-protos.h (s390_label_align): Likewise.
12979 * config/s390/s390.c (s390_label_align): Likewise.
12980 * config/sh/sh.c (barrier_align): Likewise.
12981 * config/sparc/sparc-protos.h (emit_cbcond_nop): Likewise.
12982 * config/sparc/sparc.c (sparc_asm_function_epilogue): Likewise.
12983 (emit_cbcond_nop): Likewise.
12985 2016-09-22 Martin Liska <mliska@suse.cz>
12988 * ipa-icf.c (sem_variable::merge): Yield merge operation if
12989 alias address matters, not necessarily address of original.
12991 2016-09-22 Richard Biener <rguenther@suse.de>
12993 PR middle-end/77697
12994 * gimple-fold.c (fold_array_ctor_reference): Turn asserts into
12997 2016-09-22 Richard Biener <rguenther@suse.de>
12999 PR middle-end/77677
13000 * gimple-match-head.c (gimple_resimplify1): Drop TREE_OVERFLOW
13001 from constant folding results.
13002 (gimple_resimplify2): Likewise.
13003 (gimple_resimplify3): Likewise.
13005 2016-09-22 Richard Biener <rguenther@suse.de>
13007 PR middle-end/77678
13008 * expr.c (expand_expr_real_1): Guard array access against negative
13011 2016-09-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
13013 * gimple-ssa-sprintf.c (format_floating_max): Use GMP_RNDN instead
13015 (format_floating): Likewise.
13017 2016-09-22 Jakub Jelinek <jakub@redhat.com>
13020 * tree-inline.c (remap_gimple_stmt): Set has_simduid_loops
13021 for all IFN_GOMP_SIMD_* internal fns, not just for
13022 IFN_GOMP_SIMD_ORDERED_*.
13024 2016-09-21 Michael Meissner <meissner@linux.vnet.ibm.com>
13027 * config/rs6000/predicates.md (invert_fpmask_comparison_operator):
13028 New predicate that matches the ISA 3.0 XSCMP{EQ,GT,GE}DP
13029 instructions when you want to invert the test.
13030 * config/rs6000/rs6000.md (fpmask<mode>): Use the arguments in the
13031 correct order for XXSEL.
13032 (mov<SFDF:mode><SFDF2:mode>cc_invert_p9): Define the inverted test
13033 for using XSCMP{EQ,GT,GE}DP.
13035 2016-09-21 David Malcolm <dmalcolm@redhat.com>
13037 * genconstants.c (main): Introduce noop_reader and convert call
13038 to read_md_files to a method call.
13039 * genenums.c (main): Likewise.
13040 * genmddeps.c (main): Likewise.
13041 * genpreds.c (write_tm_constrs_h): Replace use of "in_fname" with
13042 rtx_reader_ptr->get_top_level_filename ().
13043 (write_tm_preds_h): Likewise.
13044 (write_insn_preds_c): Likewise.
13045 * gensupport.c (class gen_reader): New subclass of rtx_reader.
13046 (rtx_handle_directive): Convert to...
13047 (gen_reader::handle_unknown_directive): ...this.
13048 (init_rtx_reader_args_cb): Convert return type from bool to
13049 rtx_reader *. Create a gen_reader instance, using it for the
13050 call to read_md_files. Return it if no errors occur.
13051 (init_rtx_reader_args): Convert return type from bool to
13053 * gensupport.h (init_rtx_reader_args_cb): Likewise.
13054 (init_rtx_reader_args_cb): Likewise.
13055 * read-md.c (struct file_name_list): Move to class rtx_reader.
13056 (read_md_file): Delete in favor of rtx_reader::m_read_md_file.
13057 (read_md_filename): Delete in favor of
13058 rtx_reader::m_read_md_filename.
13059 (read_md_lineno): Delete in favor of rtx_reader::m_read_md_lineno.
13060 (in_fname): Delete in favor of rtx_reader::m_toplevel_fname.
13061 (base_dir): Delete in favor of rtx_reader::m_base_dir.
13062 (first_dir_md_include): Delete in favor of
13063 rtx_reader::m_first_dir_md_include.
13064 (last_dir_md_include_ptr): Delete in favor of
13065 rtx_reader::m_last_dir_md_include_ptr.
13066 (max_include_len): Delete.
13067 (rtx_reader_ptr): New.
13068 (fatal_with_file_and_line): Use get_filename and get_lineno
13069 accessors of rtx_reader_ptr.
13070 (require_char_ws): Likewise.
13071 (rtx_reader::read_char): New method, based on ::read_char.
13072 (rtx_reader::unread_char): New method, based on ::unread_char.
13073 (read_escape): Use get_filename and get_lineno accessors of
13075 (read_braced_string): Use get_lineno accessor of rtx_reader_ptr.
13076 (read_string): Use get_filename and get_lineno accessors of
13078 (rtx_reader::rtx_reader): New ctor.
13079 (rtx_reader::~rtx_reader): New dtor.
13080 (handle_include): Convert from a function to...
13081 (rtx_reader::handle_include): ...this method, converting
13082 handle_directive from a callback to a virtual function.
13083 (handle_file): Likewise, converting to...
13084 (rtx_reader::handle_file): ...this method.
13085 (handle_toplevel_file): Likewise, converting to...
13086 (rtx_reader::handle_toplevel_file): ...this method.
13087 (rtx_reader::get_current_location): New method.
13088 (parse_include): Convert from a function to...
13089 (rtx_reader::add_include_path): ...this method, dropping redundant
13090 update to unused max_include_len.
13091 (read_md_files): Convert from a function to...
13092 (rtx_reader::read_md_files): ...this method, converting
13093 handle_directive from a callback to a virtual function.
13094 (noop_reader::handle_unknown_directive): New method.
13095 * read-md.h (directive_handler_t): Delete this typedef.
13096 (in_fname): Delete.
13097 (read_md_file): Delete.
13098 (read_md_lineno): Delete.
13099 (read_md_filename): Delete.
13100 (class rtx_reader): New class.
13101 (rtx_reader_ptr): New decl.
13102 (class noop_reader): New subclass of rtx_reader.
13103 (read_char): Reimplement in terms of rtx_reader::read_char.
13104 (unread_char): Reimplement in terms of rtx_reader::unread_char.
13105 (read_md_files): Delete.
13106 * read-rtl.c (read_rtx_code): Update for deletion of globals
13107 read_md_filename and read_md_lineno.
13109 2016-09-21 Jason Merrill <jason@redhat.com>
13111 * input.h (from_macro_definition_at): New.
13113 2016-09-21 Segher Boessenkool <segher@kernel.crashing.org>
13115 * doc/rtl.texi (JUMP_LABEL): Document RETURN and SIMPLE_RETURN values.
13117 2016-09-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
13119 PR tree-optimization/77550
13120 * tree-vect-stmts.c (create_array_ref): Change parameters.
13121 (get_group_alias_ptr_type): New function.
13122 (vectorizable_store, vectorizable_load): Use get_group_alias_ptr_type.
13124 2016-09-21 Marek Polacek <polacek@redhat.com>
13126 * gimple-ssa-sprintf.c (pass_sprintf_length::compute_format_length):
13127 Add falls through comment.
13129 2016-09-21 Richard Biener <rguenther@suse.de>
13131 * dwarf2out.c (remove_child_with_prev): Clear child->die_sib.
13132 (replace_child): Likewise.
13133 (remove_child_TAG): Adjust.
13134 (move_marked_base_types): Likewise.
13135 (prune_unused_types_prune): Clear die_sib of removed children.
13137 2016-09-21 Georg-Johann Lay <avr@gjlay.de>
13140 * config/avr/avr.c (avr_notice_update_cc) [CC_NONE]: If insn
13141 touches some regs mentioned in cc_status, do CC_STATUS_INIT.
13143 2016-09-21 Richard Biener <rguenther@suse.de>
13145 PR tree-optimization/77648
13146 * tree-ssa-structalias.c (process_constraint): Handle all DEREF
13148 (make_transitive_closure_constraints): Adjust comment.
13149 (make_any_offset_constraints): New function.
13150 (handle_rhs_call): Make sure to first expand a pointer to all
13151 subfields before transitively closing it.
13152 (handle_const_call): Likewise. Properly expand returned
13154 (handle_pure_call): Likewise.
13156 2016-09-21 Richard Biener <rguenther@suse.de>
13157 Jakub Jelinek <jakub@redhat.com>
13159 PR tree-optimization/77621
13160 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Split
13161 group at non-vectorizable stmts.
13163 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
13165 PR tree-optimization/72835
13166 * tree-ssa-reassoc.c (make_new_ssa_for_def): New.
13167 (make_new_ssa_for_all_defs): Likewise.
13168 (zero_one_operation): Replace all SSA_NAMEs defined in the chain.
13170 2016-09-20 Martin Sebor <msebor@redhat.com>
13172 PR middle-end/49905
13173 * Makefile.in (OBJS): Add gimple-ssa-sprintf.o.
13174 * config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Redefine.
13175 * config/linux.c (gnu_libc_printf_pointer_format): New function.
13176 * config/sol2.h (TARGET_PRINTF_POINTER_FORMAT): Same.
13177 * config/sol2.c (solaris_printf_pointer_format): New function.
13178 * doc/invoke.texi (-Wformat-length, -fprintf-return-value): New
13180 * doc/tm.texi.in (TARGET_PRINTF_POINTER_FORMAT): Document.
13181 * doc/tm.texi: Regenerate.
13182 * gimple-fold.h (get_range_strlen): New function.
13183 (get_maxval_strlen): Declare existing function.
13184 * gimple-fold.c (get_range_strlen): Add arguments and compute both
13185 maximum and minimum.
13186 (get_range_strlen): Define overload.
13187 (get_maxval_strlen): Adjust.
13188 * gimple-ssa-sprintf.c: New file and pass.
13189 * passes.def (pass_sprintf_length): Add new pass.
13190 * targhooks.h (default_printf_pointer_format): Declare new function.
13191 (gnu_libc_printf_pointer_format): Same.
13192 (solaris_libc_printf_pointer_format): Same.
13193 * targhooks.c (default_printf_pointer_format): Define new function.
13194 * tree-pass.h (make_pass_sprintf_length): Declare new function.
13195 * print-tree.c: Increase buffer size.
13197 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
13199 * tree-vrp.c (get_value_range): Teach PARM_DECL to use ipa-vrp results.
13201 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
13203 * common.opt: New option -fipa-vrp.
13204 * ipa-cp.c (ipa_get_vr_lat): New.
13205 (ipcp_vr_lattice::print): Likewise.
13206 (print_all_lattices): Call ipcp_vr_lattice::print.
13207 (ipcp_vr_lattice::meet_with): New.
13208 (ipcp_vr_lattice::meet_with_1): Likewise.
13209 (ipcp_vr_lattice::top_p): Likewise.
13210 (ipcp_vr_lattice::bottom_p): Likewsie.
13211 (ipcp_vr_lattice::set_to_bottom): Likewise.
13212 (set_all_contains_variable): Call VR set_to_bottom.
13213 (initialize_node_lattices): Init VR lattices.
13214 (propagate_vr_accross_jump_function): New.
13215 (propagate_constants_accross_call): Call
13216 propagate_vr_accross_jump_function.
13217 (ipcp_store_vr_results): New.
13218 (ipcp_driver): Handle VR.
13219 * ipa-prop.c (ipa_print_node_jump_functions_for_edge): Handle VR.
13220 (ipa_set_jf_unknown): Likewise.
13221 (ipa_compute_jump_functions_for_edge): Likewise.
13222 (ipa_node_params_t::duplicate): Likewise.
13223 (ipa_write_jump_function): Likewise.
13224 (ipa_read_jump_function): Likewise.
13225 (write_ipcp_transformation_info): Likewise.
13226 (read_ipcp_transformation_info): Likewise.
13227 (ipcp_update_vr): New.
13228 (ipcp_transform_function): Handle VR.
13229 * ipa-prop.h (struct ipa_vr): New.
13230 * cgraph.c: Include tree-vrp.h.
13231 * cgraphunit.c: Likewise.
13232 * ipa-utils.c: Likewise.
13234 * opts.c: Likewise.
13235 * toplev.c: Likewise.
13236 * ipa-devirt.c: Likewise.
13237 * ipa-inline-transform.c: Likewise.
13238 * ipa-inline.c: Likewise.
13239 * ipa-profile.c: Likewise.
13241 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
13243 * doc/invoke.texi: Document -fdump-tree-evrp.
13244 * passes.def: Define new pass_early_vrp.
13245 * timevar.def: Define new TV_TREE_EARLY_VRP.
13246 * tree-pass.h (make_pass_early_vrp): New.
13247 * tree-ssa-propagate.c: Make replace_uses_in non static.
13248 * tree-ssa-propagate.h: Export replace_uses_in.
13249 * tree-vrp.c (extract_range_for_var_from_comparison_expr): New.
13250 (extract_range_from_assert): Factor out
13251 extract_range_for_var_from_comparison_expr.
13252 (vrp_initialize_lattice): New.
13253 (vrp_initialize): Factor out vrp_initialize_lattice.
13254 (vrp_valueize): Fix it to reject complex value ranges.
13255 (vrp_free_lattice): New.
13256 (evrp_dom_walker::before_dom_children): Likewise.
13257 (evrp_dom_walker::after_dom_children): Likewise.
13258 (evrp_dom_walker::push_value_range): Likewise.
13259 (evrp_dom_walker::pop_value_range): Likewise.
13260 (execute_early_vrp): Likewise.
13261 (execute_vrp): Call vrp_initialize_lattice and vrp_free_lattice.
13262 (make_pass_early_vrp): New.
13264 2016-09-20 Uros Bizjak <ubizjak@gmail.com>
13266 * config/i386/i386.md (mult->ashift peephole2s): Use pow2p_hwi
13267 instead of exact_log2.
13269 2016-09-20 Uros Bizjak <ubizjak@gmail.com>
13272 * config/i386/i386.c (ix86_preferred_simd_mode) <case DFmode>:
13273 Don't return word_mode for !TARGET_VECTORIZE_DOUBLE.
13274 (ix86_add_stmt_cost): Penalize DFmode vector operations
13275 for !TARGET_VECTORIZE_DOUBLE.
13277 2016-09-20 Gerald Pfeifer <gerald@pfeifer.com>
13279 * doc/invoke.texi (Warning Options): Simplify language.
13280 (Optimize Options): Complete sentence.
13282 2016-09-20 David Edelsohn <dje.gcc@gmail.com>
13284 * dbxout.c (xcoff_debug_hooks): Add filename parameter to
13287 2016-09-20 Michael Meissner <meissner@linux.vnet.ibm.com>
13290 * config/rs6000/rs6000.c (rs6000_expand_vector_init): For V4SF
13291 inits on power8 and above, use the VMRGEW instruction instead of a
13294 * config/rs6000/altivec.md (UNSPEC_VMRGEW_DIRECT): New unspec.
13295 (p8_vmrgew_v4sf_direct): New VMRGEW insn for V4SF floating
13298 2016-09-20 Tamar Christina <tamar.christina@arm.com>
13300 * config/aarch64/arm_neon.h
13301 (vst2_s64, vst2_u64, vst2_f64, vst2_s8): Add missing attributes.
13302 (vst3_s64, vst3_u64, vst3_f64, vst3_s8): Likewise.
13303 (vst4_s64, vst4_u64, vst4_f64, vst4_s8): Likewise.
13305 2016-09-20 Bernd Edlinger <bernd.edlinger@hotmail.de>
13307 * config/var/vax.h (ELIMINABLE_REGS): Define.
13308 (INITIAL_ELIMINATION_OFFSET): Define.
13310 2016-09-20 Jakub Jelinek <jakub@redhat.com>
13312 PR middle-end/77624
13313 * builtins.c (fold_builtin_atomic_always_lock_free): Only look through
13314 cast to void * if the cast is from some other pointer type.
13316 2016-09-20 Richard Biener <rguenther@suse.de>
13318 PR tree-optimization/77646
13319 * tree-ssa-sccvn.c (visit_reference_op_call): Always value-number
13322 2016-09-20 Tamar Christina <tamar.christina@arm.com>
13324 * config/aarch64/arm_neon.h: Add gnu_inline and artificial
13325 attributes to all inlined functions and make them extern.
13327 2016-09-20 Richard Biener <rguenther@suse.de>
13329 * debug.h (gcc_debug_hooks): Add filename parameter to early_finish
13331 * debug.c (do_nothing_debug_hooks): Adjust.
13332 * dbxout.c (dbx_debug_hooks): Likewise.
13333 * sdbout.c (sdb_debug_hooks): Likewise.
13334 * dwarf2out.c (dwarf2_lineno_debug_hooks): Likewise.
13335 (dwarf2out_finish): Move producer, filename and
13336 path annotation ...
13337 (dwarf2out_early_finish): ... here. Remove in_lto_p special-casing.
13338 * cgraphunit.c (symbol_table::finalize_compilation_unit): Adjust.
13340 2016-09-19 Bernd Edlinger <bernd.edlinger@hotmail.de>
13343 * doc/invoke.texi: Document -Wint-in-bool-context.
13345 PR middle-end/77421
13346 * dwarf2out.c (output_loc_operands): Fix an assertion.
13348 2016-09-19 Joseph Myers <joseph@codesourcery.com>
13350 * ginclude/float.h [__STDC_WANT_IEC_60559_BFP_EXT__]
13351 (CR_DECIMAL_DIG): New macro.
13353 2016-09-19 Joseph Myers <joseph@codesourcery.com>
13355 * ginclude/stddef.h (max_align_t) [__i386__]: Add __float128
13358 2016-09-19 Vladimir Makarov <vmakarov@redhat.com>
13360 PR rtl-optimization/77416
13361 * lra-remat.c (operand_to_remat): Process hard coded insn
13364 2016-09-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13366 * simplify-rtx.c (simplify_relational_operation_1): Add transformation
13367 (GTU (PLUS a C) (C - 1)) --> (LTU a -C).
13369 2016-09-19 Segher Boessenkool <segher@kernel.crashing.org>
13371 * target.def (lra_p): Wordsmithing.
13372 * doc/tm.texi: Regenerate.
13374 2016-09-19 Jakub Jelinek <jakub@redhat.com>
13375 Jan Hubicka <jh@suse.cz>
13378 * cgraph.c (cgraph_node::rtl_info): Pass &avail to
13379 ultimate_alias_target call, return NULL if avail < AVAIL_AVAILABLE.
13380 Call ultimate_alias_target just once, not up to 4 times.
13382 2016-09-19 Richard Biener <rguenther@suse.de>
13384 * dwarf2out.c (early_dwarf_finished): New global.
13385 (set_early_dwarf::set_early_dwarf): Assert early_dwarf_finished
13387 (dwarf2out_early_finish): Set early_dwarf_finished at the end,
13388 if called from LTO exit early.
13389 (dwarf2out_late_global_decl): When being during the early
13390 debug phase do not add locations but only const value attributes.
13391 Adjust the way we generate early DIEs for LTO.
13393 2016-09-19 Richard Biener <rguenther@suse.de>
13395 PR middle-end/77605
13396 * tree-data-ref.c (analyze_subscript_affine_affine): Use the
13397 proper niter to bound the loops.
13399 2016-09-19 Richard Biener <rguenther@suse.de>
13401 PR tree-optimization/77514
13402 * tree-ssa-pre.c (create_expression_by_pieces): Optimize
13403 search for folded stmt.
13405 2016-09-17 Jan Hubicka <hubicka@ucw.cz>
13407 * passes.def (pass_early_thread_jumps): Schedule after forwprop.
13408 * tree-pass.h (make_pass_early_thread_jumps): Declare.
13409 * tree-ssa-threadbackward.c (fsm_find_thread_path,
13410 fsm_find_thread_path, profitable_jump_thread_path,
13411 fsm_find_control_statement_thread_paths,
13412 find_jump_threads_backwards): Add speed_p parameter.
13413 (pass_data_early_thread_jumps): New pass.
13414 (make_pass_early_thread_jumps): New function.
13416 2016-09-17 Andreas Schwab <schwab@suse.de>
13418 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Add cast.
13419 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
13421 2016-09-16 Eric Botcazou <ebotcazou@adacore.com>
13423 * recog.c (rest_of_handle_split_after_reload): Delete.
13424 (pass_split_after_reload::gate): New method.
13425 (pass_split_after_reload::execute): Call split_all_insns directly.
13427 2016-09-16 Jonathan Wakely <jwakely@redhat.com>
13429 * doc/extend.texi (Integer Overflow Builtins): Fix type of out
13430 parameters for functions taking long long arguments.
13432 2016-09-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13435 * config/rs6000/rs6000.c (rtx_is_swappable_p): Add support for
13436 splat with truncate.
13438 2016-09-16 Jason Merrill <jason@redhat.com>
13440 * hwint.h (least_bit_hwi, pow2_or_zerop, pow2p_hwi, ctz_or_zero):
13442 * hwint.c (exact_log2): Use pow2p_hwi.
13443 (ctz_hwi, ffs_hwi): Use least_bit_hwi.
13444 * alias.c (memrefs_conflict_p): Use pow2_or_zerop.
13445 * builtins.c (get_object_alignment_2, get_object_alignment)
13446 (get_pointer_alignment, fold_builtin_atomic_always_lock_free): Use
13448 * calls.c (compute_argument_addresses, store_one_arg): Use
13450 * cfgexpand.c (expand_one_stack_var_at): Use least_bit_hwi.
13451 * combine.c (force_to_mode): Use least_bit_hwi.
13452 (contains_muldiv, find_split_point, combine_simplify_rtx)
13453 (simplify_if_then_else, simplify_set, force_to_mode)
13454 (if_then_else_cond, simplify_and_const_int_1)
13455 (simplify_compare_const): Use pow2p_hwi.
13456 * cse.c (fold_rtx): Use pow2p_hwi.
13457 * emit-rtl.c (set_mem_attributes_minus_bitpos, adjust_address_1):
13459 * expmed.c (synth_mult, expand_divmod): Use ctz_or_zero, ctz_hwi.
13460 (init_expmed_one_conv): Use pow2p_hwi.
13461 * expr.c (is_aligning_offset): Use pow2p_hwi.
13462 * fold-const.c (round_up_loc, round_down_loc): Use pow2_or_zerop.
13463 (fold_binary_loc): Use pow2p_hwi.
13464 * function.c (assign_parm_find_stack_rtl): Use least_bit_hwi.
13465 * gimple-fold.c (gimple_fold_builtin_memory_op): Use pow2p_hwi.
13466 * gimple-ssa-strength-reduction.c (replace_ref): Use least_bit_hwi.
13467 * hsa-gen.c (gen_hsa_addr_with_align, hsa_bitmemref_alignment):
13469 * ifcvt.c (noce_try_store_flag_constants): Use pow2p_hwi.
13470 * ipa-cp.c (ipcp_alignment_lattice::meet_with_1): Use least_bit_hwi.
13471 * ipa-prop.c (ipa_modify_call_arguments): Use least_bit_hwi.
13472 * omp-low.c (oacc_loop_fixed_partitions)
13473 (oacc_loop_auto_partitions): Use least_bit_hwi.
13474 * rtlanal.c (nonzero_bits1): Use ctz_or_zero.
13475 * stor-layout.c (place_field): Use least_bit_hwi.
13476 * tree-pretty-print.c (dump_generic_node): Use pow2p_hwi.
13477 * tree-sra.c (build_ref_for_offset): Use least_bit_hwi.
13478 * tree-ssa-ccp.c (ccp_finalize): Use least_bit_hwi.
13479 * tree-ssa-math-opts.c (bswap_replace): Use least_bit_hwi.
13480 * tree-ssa-strlen.c (handle_builtin_memcmp): Use pow2p_hwi.
13481 * tree-vect-data-refs.c (vect_analyze_group_access_1)
13482 (vect_grouped_store_supported, vect_grouped_load_supported)
13483 (vect_permute_load_chain, vect_shift_permute_load_chain)
13484 (vect_transform_grouped_load): Use pow2p_hwi.
13485 * tree-vect-generic.c (expand_vector_divmod): Use ctz_or_zero.
13486 * tree-vect-patterns.c (vect_recog_divmod_pattern): Use ctz_or_zero.
13487 * tree-vect-stmts.c (vectorizable_mask_load_store): Use
13489 * tsan.c (instrument_expr): Use least_bit_hwi.
13490 * var-tracking.c (negative_power_of_two_p): Use pow2_or_zerop.
13492 2016-09-16 Andreas Schwab <schwab@suse.de>
13494 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Use parameter
13495 OFFSET, not offset.
13496 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
13498 2016-09-16 Jakub Jelinek <jakub@redhat.com>
13501 * combine.c (rest_of_handle_combine): If any edges have been purged,
13502 free dominators if available.
13504 2016-09-16 Jakub Jelinek <jakub@redhat.com>
13505 Eric Botcazou <ebotcazou@adacore.com>
13507 PR middle-end/77594
13508 * internal-fn.c (expand_arith_overflow) <case MINUS_EXPR>: Don't fall
13509 through into expand_addsub_overflow after expand_neg_overflow.
13511 2016-09-15 David Malcolm <dmalcolm@redhat.com>
13513 * diagnostic-show-locus.c
13514 (selftest::test_fixit_insert_containing_newline): New function.
13515 (selftest::test_fixit_replace_containing_newline): New function.
13516 (selftest::diagnostic_show_locus_c_tests): Call the above.
13518 2016-09-15 Bin Cheng <bin.cheng@arm.com>
13520 PR tree-optimization/77503
13521 * tree-vect-loop.c (vectorizable_reduction): Record reduction
13522 code for CONST_COND_REDUCTION at analysis stage and use it at
13524 * tree-vectorizer.h (struct _stmt_vec_info): New field.
13525 (STMT_VINFO_VEC_CONST_COND_REDUC_CODE): New macro.
13526 * tree-vect-stmts.c (new_stmt_vec_info): Initialize above new
13529 2016-09-15 Richard Biener <rguenther@suse.de>
13531 PR middle-end/77544
13532 * fold-const.c (split_tree): Do not split constant ~X.
13534 2016-09-15 Jakub Jelinek <jakub@redhat.com>
13536 PR rtl-optimization/77425
13537 * sched-int.h (sd_iterator_cond): Don't update it_ptr->linkp if list
13540 PR middle-end/77475
13541 * config/i386/i386.c (ix86_parse_stringop_strategy_string): Simplify,
13542 use %qs instead of %s where desirable, use argument instead of arg in
13543 the diagnostic wording, add list of supported strategies and
13545 (ix86_option_override_internal): Emit target("m...") instead of
13546 option("m...") in the diagnostic. Use %qs instead of %s in invalid
13547 -march/-mtune option diagnostic. Add list of supported arches/tunings
13548 and spellcheck hint. Remove prefix, suffix and sw variables, use
13549 main_args_p ? "..." : "..." in diagnostics to make translation
13552 2016-09-15 Richard Biener <rguenther@suse.de>
13554 * dwarf2asm.h (dw2_asm_output_offset): Add overload with
13555 extra offset argument.
13556 * dwarf2asm.c (dw2_asm_output_offset): Implement that.
13557 * doc/tm.texi.in (ASM_OUTPUT_DWARF_OFFSET): Adjust documentation
13558 to reflect new offset parameter.
13559 * doc/tm.texi: Regenerate.
13560 * config/darwin.h (ASM_OUTPUT_DWARF_OFFSET): Adjust.
13561 * config/darwin-protos.h (darwin_asm_output_dwarf_delta): Add
13563 (darwin_asm_output_dwarf_offset): Likewise.
13564 * config/darwin.c (darwin_asm_output_dwarf_delta): Add offset
13566 (darwin_asm_output_dwarf_offset): Pass offset argument through.
13567 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Adjust.
13568 * config/i386/cygmin.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
13570 2016-09-15 Chung-Lin Tang <cltang@codesourcery.com>
13573 * ipa-icf.c (set_alias_uids): New function.
13574 (sem_variable::merge): Use set_alias_uids to set DECL_PT_UID of
13575 all the merged variable's referring aliases.
13577 2016-09-15 Richard Biener <rguenther@suse.de>
13579 PR tree-optimization/77514
13580 * tree-ssa-pre.c (create_expression_by_pieces): Handle garbage
13581 only forced_stmts sequence.
13583 2016-09-15 Kugan Vivekanandarajah <kuganv@linaro.org>
13585 * tree-ssanames.h (FOR_EACH_SSA_NAME): New.
13586 * cfgexpand.c (update_alias_info_with_stack_vars): Use
13587 FOR_EACH_SSA_NAME to iterate over SSA variables.
13588 (pass_expand::execute): Likewise.
13589 * omp-simd-clone.c (ipa_simd_modify_function_body): Likewise.
13590 * tree-cfg.c (dump_function_to_file): Likewise.
13591 * tree-into-ssa.c (pass_build_ssa::execute): Likewise.
13592 (update_ssa): Likewise.
13593 * tree-ssa-alias.c (dump_alias_info): Likewise.
13594 * tree-ssa-ccp.c (ccp_finalize): Likewise.
13595 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Likewise.
13596 (create_outofssa_var_map): Likewise.
13597 (coalesce_ssa_name): Likewise.
13598 * tree-ssa-operands.c (dump_immediate_uses): Likewise.
13599 * tree-ssa-pre.c (compute_avail): Likewise.
13600 * tree-ssa-sccvn.c (init_scc_vn): Likewise.
13601 (scc_vn_restore_ssa_info): Likewise.
13602 (free_scc_vn): Likwise.
13603 (run_scc_vn): Likewise.
13604 * tree-ssa-structalias.c (compute_points_to_sets): Likewise.
13605 * tree-ssa-ter.c (new_temp_expr_table): Likewise.
13606 * tree-ssa-copy.c (fini_copy_prop): Likewise.
13607 * tree-ssa.c (verify_ssa): Likewise.
13609 2016-09-14 Matthew Fortune <matthew.fortune@imgtec.com>
13611 * config.gcc (mips*-mti-elf*, mips*-mti-linux*): Set mips32r2
13612 and mips64r2 as default 32-bit and 64-bit architectures.
13613 (mips*-img-elf*, mips*-img-linux*): Set mips32r6 and mips64r6
13614 as default 32-bit and 64-bit architectures.
13616 2016-09-14 Pat Haugen <pthaugen@us.ibm.com>
13618 * loop-unroll.c (unroll_loop_runtime_iterations): Set probability
13621 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
13623 * target.def (lra_p): Change commentary (for the manual) for the
13625 * doc/tm.texi: Regenerate.
13627 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
13629 * config/aarch64/aarch64.c (TARGET_LRA_P): Delete macro.
13630 * config/arm/arm.c (TARGET_LRA_P): Delete macro.
13631 * config/i386/i386.c (TARGET_LRA_P): Delete macro.
13632 * config/nds32/nds32.c (TARGET_LRA_P): Delete macro.
13634 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
13636 * targhooks.c (default_lra_p): Return true instead of false.
13638 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
13640 * config/alpha/alpha.c (TARGET_LRA_P): New macro, defined to
13641 hook_bool_void_false.
13642 * config/avr/avr.c: Ditto.
13643 * config/bfin/bfin.c: Ditto.
13644 * config/c6x/c6x.c: Ditto.
13645 * config/cr16/cr16.c: Ditto.
13646 * config/cris/cris.c: Ditto.
13647 * config/epiphany/epiphany.c: Ditto.
13648 * config/fr30/fr30.c: Ditto.
13649 * config/frv/frv.c: Ditto.
13650 * config/h8300/h8300.c: Ditto.
13651 * config/ia64/ia64.c: Ditto.
13652 * config/iq2000/iq2000.c: Ditto.
13653 * config/lm32/lm32.c: Ditto.
13654 * config/m32c/m32c.c: Ditto.
13655 * config/m32r/m32r.c: Ditto.
13656 * config/m68k/m68k.c: Ditto.
13657 * config/mcore/mcore.c: Ditto.
13658 * config/microblaze/microblaze.c: Ditto.
13659 * config/mmix/mmix.c: Ditto.
13660 * config/mn10300/mn10300.c: Ditto.
13661 * config/moxie/moxie.c: Ditto.
13662 * config/msp430/msp430.c: Ditto.
13663 * config/nios2/nios2.c: Ditto.
13664 * config/nvptx/nvptx.c: Ditto.
13665 * config/pa/pa.c: Ditto.
13666 * config/pdp11/pdp11.c: Ditto.
13667 * config/rl78/rl78.c: Ditto.
13668 * config/sparc/sparc.c: Ditto.
13669 * config/spu/spu.c: Ditto.
13670 * config/stormy16/stormy16.c: Ditto.
13671 * config/tilegx/tilegx.c: Ditto.
13672 * config/tilepro/tilepro.c: Ditto.
13673 * config/v850/v850.c: Ditto.
13674 * config/vax/vax.c: Ditto.
13675 * config/visium/visium.c: Ditto.
13676 * config/xtensa/xtensa.c: Ditto.
13678 2016-09-14 Jakub Jelinek <jakub@redhat.com>
13681 * tsan.c: Include target.h.
13682 (enum tsan_atomic_action): Add bool_clear and bool_test_and_set.
13683 (BOOL_CLEAR, BOOL_TEST_AND_SET): Define.
13684 (tsan_atomic_table): Add BUILT_IN_ATOMIC_CLEAR and
13685 BUILT_IN_ATOMIC_TEST_AND_SET entries.
13686 (instrument_builtin_call): Handle bool_clear and bool_test_and_set.
13688 2016-09-14 Bernd Edlinger <bernd.edlinger@hotmail.de>
13689 Martin Liska <mliska@suse.cz>
13691 PR middle-end/77574
13692 * predict.c (force_edge_cold): Add braces to a condition.
13694 2016-09-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
13696 PR rtl-optimization/77289
13697 * lra-constraints.c (get_final_hard_regno): Removed.
13698 (get_hard_regno): Add new parameter final_p.
13699 (get_reg_class): Directly call lra_get_elimination_hard_regno.
13700 (operands_match_p): Adjust call to get_hard_regno.
13701 (uses_hard_regs_p): Likewise.
13702 (process_alt_operands): Likewise.
13704 2016-09-13 Joe Seymour <joe.s@somniumtech.com>
13707 * config/msp430/msp430.c (msp430_start_function): Emit an error
13708 if a function is both weak and specifies an interrupt number.
13710 2016-09-13 Jakub Jelinek <jakub@redhat.com>
13712 PR tree-optimization/77454
13713 * tree-ssa-dom.c (optimize_stmt): Set modified flag on stmt after
13714 changing GIMPLE_COND. Move update_stmt_if_modified call after this.
13717 2016-09-13 Tamar Christina <tamar.christina@arm.com>
13719 * config/aarch64/aarch64-builtins.c
13720 (aarch64_init_simd_builtins): Fix builtin type signature printing.
13722 2016-09-13 Uros Bizjak <ubizjak@gmail.com>
13724 * config/alpha/alpha.c (alpha_pass_by_reference): Pass un-named
13725 SFmode and SCmode arguments by reference.
13727 2016-09-13 David Malcolm <dmalcolm@redhat.com>
13729 * diagnostic-show-locus.c (selftest::test_one_liner_fixit_insert):
13731 (selftest::test_one_liner_fixit_insert_before): ...this, and update
13732 for renaming of add_fixit_insert to add_fixit_insert_before.
13733 (selftest::test_one_liner_fixit_insert_after): New function.
13734 (selftest::test_one_liner_fixit_validation_adhoc_locations):
13735 Update for renaming of add_fixit_insert to add_fixit_insert_before.
13736 (selftest::test_one_liner_many_fixits): Likewise.
13737 (selftest::test_diagnostic_show_locus_one_liner): Update for
13738 renaming, call new test function.
13739 (selftest::test_diagnostic_show_locus_fixit_lines): Update for
13740 renaming of add_fixit_insert to add_fixit_insert_before.
13741 (selftest::test_fixit_consolidation): Likewise.
13742 * diagnostic.c (selftest::test_print_parseable_fixits_insert):
13744 * edit-context.c (selftest::test_applying_fixits_insert): Rename to...
13745 (selftest::test_applying_fixits_insert_before): ...this.
13746 (selftest::test_applying_fixits_insert): Update for renaming of
13747 add_fixit_insert to add_fixit_insert_before.
13748 (selftest::test_applying_fixits_insert_after): New function.
13749 (selftest::test_applying_fixits_insert_after_at_line_end): New
13751 (selftest::test_applying_fixits_insert_after_failure): New function.
13752 (selftest::test_applying_fixits_multiple): Update for renaming of
13753 add_fixit_insert to add_fixit_insert_before.
13754 (selftest::change_line): Likewise.
13755 (selftest::test_applying_fixits_unreadable_file): Likewise.
13756 (selftest::test_applying_fixits_line_out_of_range): Likewise.
13757 (selftest::test_applying_fixits_column_validation): Likewise.
13758 (selftest::test_applying_fixits_column_validation): Likewise.
13759 (selftest::edit_context_c_tests): Update for renamed test function;
13760 call new test functions.
13762 2016-09-13 Pat Haugen <pthaugen@us.ibm.com>
13764 PR tree-optimization/77536
13765 PR rtl-optimization/68212
13766 * config/rs6000/rs6000.md (div->recip splitter): Remove
13767 optimize_insn_for_speed_p condition.
13769 2016-09-13 Maciej W. Rozycki <macro@imgtec.com>
13771 * optabs.c (prepare_cmp_insn): Update documentation comment.
13773 2016-09-13 Jakub Jelinek <jakub@redhat.com>
13774 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13776 PR middle-end/77475
13777 * opts.h (candidates_list_and_hint): Declare.
13778 * opts-common.c (candidates_list_and_hint): New function.
13779 (cmdline_handle_error): Use it.
13781 2016-09-12 David Malcolm <dmalcolm@redhat.com>
13783 * edit-context.c (edited_line::get_len): New accessor.
13784 (edited_file::print_diff): Split out hunk-printing into...
13785 (edited_file::print_diff_hunk): New method.
13786 (edited_file::print_diff_line): New method.
13788 2016-09-12 Andrew Pinski <apinski@cavium.com>
13790 * config/aarch64/aarch64-tuning-flags.def (SLOW_UNALIGNED_LDPW):
13792 * config/aarch64/aarch64.c (thunderx_tunings): Enable
13793 AARCH64_EXTRA_TUNE_SLOW_UNALIGNED_LDPW.
13794 (aarch64_operands_ok_for_ldpstp): Return false if
13795 AARCH64_EXTRA_TUNE_SLOW_UNALIGNED_LDPW and the mode
13796 was SImode and the alignment is less than 8 byte.
13797 (aarch64_operands_adjust_ok_for_ldpstp): Likewise.
13799 2016-09-12 Orlando Arias <oarias@knights.ucf.edu>
13802 * config/msp430/msp430.md (delay_cycles_32x): Fix pushm/popm.
13804 2016-09-12 Marek Polacek <polacek@redhat.com>
13806 * doc/extend.texi: Use lowercase "boolean".
13807 * doc/invoke.texi: Likewise.
13808 * doc/md.texi: Likewise.
13809 * target.def: Likewise.
13810 * doc/tm.texi: Regenerated.
13812 2016-09-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13814 PR middle-end/77426
13815 * expmed.c (synth_mult): Delete duplicate mode check.
13817 2016-09-10 Tom de Vries <tom@codesourcery.com>
13820 * builtins.c (std_canonical_va_list_type): Strictly return non-null for
13822 * config/i386/i386.c (ix86_canonical_va_list_type): Same.
13823 * gimplify.c (gimplify_va_arg_expr): Handle &va_list.
13825 2016-09-09 Peter Bergner <bergner@vnet.ibm.com>
13827 PR rtl-optimization/77289
13828 * lra-constraints.c (get_final_hard_regno): Add support for non hard
13829 register numbers. Remove support for subregs.
13830 (get_hard_regno): Use SUBREG_P. Don't call get_final_hard_regno().
13831 (get_reg_class): Delete removed get_final_hard_regno() argument.
13832 (uses_hard_regs_p): Call get_final_hard_regno().
13834 2016-09-09 Martin Sebor <msebor@redhat.com>
13838 * pretty-print.c (pp_quoted_string): New function.
13839 (pp_format): Call it for %c and %s directives.
13841 2016-09-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
13843 * doc/tm.texi.in (INITIAL_FRAME_POINTER_OFFSET): Remove.
13844 (ELIMINABLE_REGS, TARGET_CAN_ELIMINATE,
13845 INITIAL_ELIMINATION_OFFSET) : Update documentation.
13846 * target.def (frame_pointer_required, can_eliminate): Likewise.
13847 * doc/tm.texi: Regenerated.
13848 * builtins.c (expand_builtin_setjmp_receiver): Remove #ifdef
13850 * df-scan.c (df_hard_reg_init): Likewise.
13851 * ira.c (ira_setup_eliminable_regset): Likewise.
13852 * lra-eliminations.c (reg_eliminate_1, (update_reg_eliminate,
13853 init_elim_table): Likewise.
13854 * reload1.c (reg_eliminate_1, verify_initial_elim_offsets,
13855 set_initial_elim_offsets, update_eliminables,
13856 init_elim_table): Likewise.
13857 * rtlanal.c (get_initial_register_offset): Likewise.
13858 * config/ft32/ft32.h (INITIAL_FRAME_POINTER_OFFSET): Remove.
13859 * config/m32r/m32r.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
13860 * config/moxie/moxie.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
13861 * config/vax/vax.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
13862 * config/fr30/fr30.h: Fix comment.
13863 * config/frv/frv.c: Likewise.
13864 * config/frv/frv.h: Likewise.
13865 * config/ft32/ft32.h: Likewise.
13866 * config/visium/visium.h: Likewise.
13867 * config/pa/pa64-linux.h: Likewise.
13868 * config/v850/v850.h: Likewise.
13869 * config/cris/cris.c: Likewise.
13870 * config/ia64/ia64.h: Likewise.
13871 * config/moxie/moxie.h: Likewise.
13872 * config/m32r/m32r.h: Likewise.
13874 2016-09-10 Alexander Ivchenko <alexander.ivchenko@intel.com>
13877 * config.in: Regenerate.
13878 * config/i386/linux-common.h (MPX_LD_AS_NEEDED_GUARD_PUSH):
13880 (MPX_LD_AS_NEEDED_GUARD_PUSH): Ditto.
13881 (LIBMPXWRAPPERS_SPEC): Remove "--no-whole-archive" from
13882 static-libmpxwrappers case.
13883 (LIBMPX_SPEC): Add guards with MPX_LD_AS_NEEDED_GUARD_PUSH and
13884 MPX_LD_AS_NEEDED_GUARD_POP.
13885 * configure: Regenerate.
13886 * configure.ac (HAVE_LD_PUSHPOPSTATE_SUPPORT): New variable.
13887 defined if linker support "--push-state"/"--pop-state".
13889 2016-09-09 Bernd Edlinger <bernd.edlinger@hotmail.de>
13891 * doc/cpp.texi (__*_WIDTH__): Small wording fixes.
13893 2016-09-09 Joseph Myers <joseph@codesourcery.com>
13895 * doc/cpp.texi (__SCHAR_WIDTH__, __SHRT_WIDTH__, __INT_WIDTH__)
13896 (__LONG_WIDTH__, __LONG_LONG_WIDTH__, __PTRDIFF_WIDTH__)
13897 (__SIG_ATOMIC_WIDTH__, __SIZE_WIDTH__, __WCHAR_WIDTH__)
13898 (__WINT_WIDTH__, __INT_LEAST8_WIDTH__, __INT_LEAST16_WIDTH__)
13899 (__INT_LEAST32_WIDTH__, __INT_LEAST64_WIDTH__)
13900 (__INT_FAST8_WIDTH__, __INT_FAST16_WIDTH__, __INT_FAST32_WIDTH__)
13901 (__INT_FAST64_WIDTH__, __INTPTR_WIDTH__, __INTMAX_WIDTH__):
13903 * ginclude/stdint-gcc.h [__STDC_WANT_IEC_60559_BFP_EXT__]: Define
13904 width macros from TS 18661-1.
13905 * glimits.h [__STDC_WANT_IEC_60559_BFP_EXT__]: Likewise.
13907 2016-09-08 Jakub Jelinek <jakub@redhat.com>
13910 * omp-low.c (lower_rec_simd_input_clauses): Use max_vf for non-positive
13911 OMP_CLAUSE_SAFELEN_EXPR.
13913 2016-09-07 David Malcolm <dmalcolm@redhat.com>
13915 * Makefile.in (OBJS): Add substring-locations.o.
13916 * langhooks-def.h (class substring_loc): New forward decl.
13917 (lhd_get_substring_location): New decl.
13918 (LANG_HOOKS_GET_SUBSTRING_LOCATION): New macro.
13919 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_GET_SUBSTRING_LOCATION.
13920 * langhooks.c (lhd_get_substring_location): New function.
13921 * langhooks.h (class substring_loc): New forward decl.
13922 (struct lang_hooks): Add field get_substring_location.
13923 * substring-locations.c: New file, taking definition of
13924 format_warning_va and format_warning_at_substring from
13925 c-family/c-format.c, making them non-static.
13926 * substring-locations.h (class substring_loc): Move class here
13927 from c-family/c-common.h. Add and rewrite comments.
13928 (format_warning_va): New decl.
13929 (format_warning_at_substring): New decl.
13930 (get_source_location_for_substring): Add comment.
13932 2016-09-07 Eric Gallager <egall@gwmail.gwu.edu>
13934 * config/i386/i386.c: Add 'U' suffix to processor feature bits
13935 to avoid -Wnarrowing warning.
13936 * config/i386/x86-tune.def: Likewise for DEF_TUNE selector bitmasks.
13937 * opts.c: Likewise for SANITIZER_OPT bitmasks.
13939 2016-09-07 Wilco Dijkstra <wdijkstr@arm.com>
13941 * config/aarch64/aarch64.c (aarch64_legitimize_address):
13942 Avoid use of base_offset if offset already in range.
13944 2016-09-07 Kaz Kojima <kkojima@gcc.gnu.org>
13946 * config/sh/sh-protos.h (struct sh_atomic_model,
13947 selected_atomic_model, TARGET_ATOMIC_ANY, TARGET_ATOMIC_STRICT,
13948 TARGET_ATOMIC_SOFT_GUSA, TARGET_ATOMIC_HARD_LLCS,
13949 TARGET_ATOMIC_SOFT_TCB, TARGET_ATOMIC_SOFT_IMASK): Move to...
13950 * config/sh/sh.h (struct sh_atomic_model,
13951 selected_atomic_model, TARGET_ATOMIC_ANY, TARGET_ATOMIC_STRICT,
13952 TARGET_ATOMIC_SOFT_GUSA, TARGET_ATOMIC_HARD_LLCS,
13953 TARGET_ATOMIC_SOFT_TCB, TARGET_ATOMIC_SOFT_IMASK): ...here.
13954 Guard with __cplusplus.
13956 2016-09-06 Jakub Jelinek <jakub@redhat.com>
13959 * config/i386/i386.c (ix86_expand_builtin): For builtin with
13960 unsupported or unknown ISA, use expand_call.
13962 2016-09-06 Martin Liska <mliska@suse.cz>
13964 PR gcov-profile/77378
13965 PR gcov-profile/77466
13966 * tree-profile.c (tree_profiling): Detect whether target can use
13967 -fprofile-update=atomic.
13969 2016-09-06 Richard Biener <rguenther@suse.de>
13971 PR tree-optimization/77479
13972 * tree-vrp.c (update_value_range): Extend overflow handling to
13975 2016-09-05 Jakub Jelinek <jakub@redhat.com>
13978 * config/i386/i386.md (isa): Add x64_avx512bw.
13979 (*zero_extendsidi2): For alternative 11 use x64_avx512bw isa.
13980 (kmov_isa): New mode attr.
13981 (zero_extend<mode>di2): Use <kmov_isa> isa for the last alternative.
13982 (*zero_extend<mode>si2): Likewise.
13983 (*zero_extendqihi2): Use avx512dq isa for the last alternative.
13985 2016-09-05 Gerald Pfeifer <gerald@pfeifer.com>
13987 * doc/invoke.texi (SPU Options): nops -> NOPs.
13988 (x86 Options): Ditto.
13990 2016-09-05 Jakub Jelinek <jakub@redhat.com>
13992 PR middle-end/77475
13993 * toplev.c (process_options): Temporarily set input_location
13994 to UNKNOWN_LOCATION around targetm.target_option.override () call.
13996 2016-09-05 Uros Bizjak <ubizjak@gmail.com>
13998 PR rtl-optimization/77452
13999 * explow.c (plus_constant) <case MEM>: Extract scalar constant from
14000 inner-mode reference to a CONST_VECTOR constant in the constant pool.
14002 2016-09-05 Marek Polacek <polacek@redhat.com>
14005 * doc/invoke.texi: Update -Wlogical-not-parentheses documentation.
14007 2016-09-05 Jakub Jelinek <jakub@redhat.com>
14010 * gensupport.c (alter_output_for_subst_insn): Remove redundant
14011 *insn_out == '*' test. Don't copy unnecessary to yet another
14012 memory buffer, and don't leak it.
14014 PR rtl-optimization/77425
14015 * ipa-devirt.c (get_odr_type): Set val->id unconditionally.
14017 2016-09-03 Kirill Yukhin <kirill.yukhin@intel.com>
14019 * ubsan.c (ubsan_use_new_style_p): Fix check for empty string.
14021 2016-09-02 David Malcolm <dmalcolm@redhat.com>
14023 * common.opt (fdiagnostics-generate-patch): New option.
14024 * diagnostic.c: Include "edit-context.h".
14025 (diagnostic_initialize): Initialize context->edit_context_ptr.
14026 (diagnostic_finish): Delete context->edit_context_ptr.
14027 (diagnostic_report_diagnostic): Add fix-it hints from the
14028 diagnostic to context->edit_context_ptr, if any.
14029 * diagnostic.h (class edit_context): Add forward decl.
14030 (struct diagnostic_context): Add field "edit_context_ptr".
14031 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
14032 -fdiagnostics-generate-patch.
14033 (-fdiagnostics-generate-patch): New item.
14034 * toplev.c: Include "edit-context.h".
14035 (process_options): Set global_dc->edit_context_ptr to a new
14036 edit_context if the options need one.
14037 (toplev::main): Handle -fdiagnostics-generate-patch by using
14038 global_dc->edit_context_ptr.
14040 2016-09-02 Jakub Jelinek <jakub@redhat.com>
14043 * gimplify.c (gimplify_adjust_omp_clauses_1): Diagnose implicit
14044 map and firstprivate clauses on target construct for _Atomic
14046 (gimplify_adjust_omp_clauses): Diagnose explicit firstprivate clauses
14047 on target construct for _Atomic qualified decls.
14048 * omp-low.c (use_pointer_for_field): Return true for _Atomic qualified
14050 * omp-simd-clone.c (simd_clone_clauses_extract): Warn and give up for
14051 _Atomic qualified arguments not mentioned in uniform clause.
14053 2016-09-02 David Malcolm <dmalcolm@redhat.com>
14055 * Makefile.in (OBJS-libcommon): Add edit-context.o.
14056 * diagnostic-color.c (color_dict): Add "diff-filename",
14057 "diff-hunk", "diff-delete", and "diff-insert".
14058 (parse_gcc_colors): Update default value of GCC_COLORS in comment
14059 to reflect above changes.
14060 * doc/invoke.texi (-fdiagnostics-color): Update description of
14061 default GCC_COLORS, and of the supported capabilities.
14062 * edit-context.c: New file.
14063 * edit-context.h: New file.
14064 * input.c (struct fcache): Add field "missing_trailing_newline".
14065 (diagnostics_file_cache_forcibly_evict_file): Initialize it to
14067 (add_file_to_cache_tab): Likewise.
14068 (fcache::fcache): Likewise.
14069 (get_next_line): Update c->missing_trailing_newline.
14070 (location_missing_trailing_newline): New function.
14071 * input.h (location_missing_trailing_newline): New decl.
14072 * selftest-run-tests.c (selftest::run_tests): Call
14073 edit_context_c_tests.
14074 * selftest.h (edit_context_c_tests): New decl.
14076 2016-09-02 Jakub Jelinek <jakub@redhat.com>
14077 Richard Biener <rguenth@suse.de>
14079 PR tree-optimization/77444
14080 * tree-ssa-loop-ivopts.c (cand_value_at): For pointers use sizetype
14081 as steptype, remove redundant initialization.
14083 2016-09-02 Jakub Jelinek <jakub@redhat.com>
14086 * sanopt.c: Include gimple-ssa.h, tree-phinodes.h and ssa-iterators.h.
14087 (sanopt_optimize_walker): Optimize away
14088 __asan_before_dynamic_init (...) followed by
14089 __asan_after_dynamic_init () without intervening memory loads/stores.
14090 * ipa-pure-const.c (special_builtin_state): Handle
14091 BUILT_IN_ASAN_BEFORE_DYNAMIC_INIT and
14092 BUILT_IN_ASAN_AFTER_DYNAMIC_INIT.
14094 2016-09-02 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
14096 * cfg.c (free_original_copy_tables): Replace second assignment of
14097 bb_copy = NULL by bb_original = NULL.
14099 2016-09-02 Jakub Jelinek <jakub@redhat.com>
14102 * config/i386/i386.c (ix86_expanded_args_builtin): Remove redundant
14103 assignment added in r216794.
14105 2016-09-02 David Malcolm <dmalcolm@redhat.com>
14107 * Makefile.in (OBJS): Add typed-splay-tree.o.
14108 * selftest-run-tests.c (selftest::run_tests): Call
14109 typed_splay_tree_c_tests.
14110 * selftest.h (typed_splay_tree_c_tests): New decl.
14111 * typed-splay-tree.c: New file.
14112 * typed-splay-tree.h (typed_splay_tree::foreach_fn): New typedef.
14113 (typed_splay_tree::max): New method.
14114 (typed_splay_tree::min): New method.
14115 (typed_splay_tree::foreach): New method.
14116 (typed_splay_tree::closure): New struct.
14117 (typed_splay_tree::inner_foreach_fn): New function.
14119 2016-09-02 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
14121 * ipa-cp.c (ipcp_store_bits_results): Change option name from
14122 -fipa-cp-bit to -fipa-bit-cp.
14124 2016-09-01 Martin Sebor <msebor@redhat.com>
14126 PR tree-optimization/71831
14127 * tree-object-size.h: Return bool instead of the size and add
14128 argument for the size.
14129 * tree-object-size.c (compute_object_offset): Update signature.
14130 (addr_object_size): Same.
14131 (compute_builtin_object_size): Return bool instead of the size
14132 and add argument for the size. Handle POINTER_PLUS_EXPR when
14133 optimization is disabled.
14134 (expr_object_size): Adjust.
14135 (plus_stmt_object_size): Adjust.
14136 (pass_object_sizes::execute): Adjust.
14137 * builtins.c (fold_builtin_object_size): Adjust.
14138 * doc/extend.texi (Object Size Checking): Update.
14139 * ubsan.c (instrument_object_size): Adjust.
14141 2016-09-01 Martin Sebor <msebor@redhat.com>
14143 * genmatch.c (parser::parse_expr): Increase buffer size to guarantee
14144 it fits the output of the formatted function regardless of its
14146 * genmodes.c (parser::parse_expr): Same.
14147 * gimplify.c (gimplify_asm_expr): Same.
14148 * passes.c (pass_manager::register_one_dump_file): Same.
14149 * print-tree.c (print_node): Same.
14151 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
14153 * config/rs6000/altivec.md: Use VSCR_REGNO instead of 110 throughout.
14155 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
14157 * config/rs6000/altivec.md: Use VRSAVE_REGNO instead of 109 throughout.
14159 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
14161 * config/rs6000/altivec.md: Use CR6_REGNO instead of 74 throughout.
14162 * config/rs6000/vector.md: Ditto.
14163 * config/rs6000/vsx.md: Ditto.
14165 2016-09-01 Eric Botcazou <ebotcazou@adacore.com>
14167 * ipa-inline-analysis.c (param_change_prob): Get to the base object
14168 first in all cases.
14170 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
14172 * config/rs6000/rs6000.md (*restore_gpregs_<mode>_r11,
14173 *restore_gpregs_<mode>_r12, *restore_gpregs_<mode>_r1,
14174 *return_and_restore_gpregs_<mode>_r11,
14175 *return_and_restore_gpregs_<mode>_r12,
14176 *return_and_restore_gpregs_<mode>_r1,
14177 *return_and_restore_fpregs_<mode>_r11,
14178 *return_and_restore_fpregs_<mode>_r12,
14179 *return_and_restore_fpregs_<mode>_r1): Use the hard register LR_REGNO
14180 directly instead of via the "l" constraint. Renumber operands.
14183 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
14185 * config/rs6000/altivec.md (*save_world, *save_vregs_<mode>_r11,
14186 save_vregs_<mode>_r12, *restore_vregs_<mode>_r11,
14187 *restore_vregs_<mode>_r12): Use LR_REGNO instead of 65.
14188 * config/rs6000/darwin.md (load_macho_picbase, load_macho_picbase_si,
14189 load_macho_picbase_di, *call_indirect_nonlocal_darwin64,
14190 *call_nonlocal_darwin64, *call_value_indirect_nonlocal_darwin64,
14191 *call_value_nonlocal_darwin64, reload_macho_picbase,
14192 reload_macho_picbase_si, reload_macho_picbase_di): Ditto.
14193 * config/rs6000/rs6000.h (RETURN_ADDR_IN_PREVIOUS_FRAME): Ditto.
14194 * config/rs6000/rs6000.md (*save_gpregs_<mode>_r11,
14195 *save_gpregs_<mode>_r12, *save_gpregs_<mode>_r1,
14196 *save_fpregs_<mode>_r11, *save_fpregs_<mode>_r12,
14197 *save_fpregs_<mode>_r1): Ditto.
14198 * config/rs6000/spe.md (*save_gpregs_spe, *restore_gpregs_spe,
14199 *return_and_restore_gpregs_spe): Ditto.
14201 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
14203 * config/rs6000/rs6000.md
14204 (define_insn "*return_and_restore_fpregs_aix_<mode>_r11"): Delete
14205 the use of the link register.
14206 (define_insn "*return_and_restore_fpregs_aix_<mode>_r1"): Ditto.
14208 2016-09-01 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
14209 Michael Meissner <meissner@linux.vnet.ibm.com>
14212 * config/rs6000/rs6000.c (rs6000_legitimize_address): Avoid
14213 reg+reg addressing for TImode.
14214 (rs6000_legitimate_address_p): Only allow register indirect
14215 addressing for TImode, even without TARGET_QUAD_MEMORY.
14217 2016-09-01 Richard Biener <rguenther@suse.de>
14219 PR middle-end/77436
14220 * tree-chrec.c (tree_fold_binomial): Use widest_int, properly
14221 check whether the result fits the desired result type.
14223 2016-09-01 Nathan Sidwell <nathan@acm.org>
14225 * config/nvptx/nvptx.md (cbranch<mode>4): Op 2 can be const.
14227 2016-09-01 Wilco Dijkstra <wdijkstr@arm.com>
14229 * config/aarch64/aarch64.c (aarch64_legitimize_address_displacement):
14231 (TARGET_LEGITIMIZE_ADDRESS_DISPLACEMENT): Define.
14233 2016-09-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14235 * config/aarch64/aarch64.md (*ands<mode>_compare0): New pattern.
14236 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Return CC_NZmode
14237 for comparisons of integer ZERO_EXTEND against zero.
14239 2016-09-01 Eric Botcazou <ebotcazou@adacore.com>
14241 * config/i386/i386.c (ix86_option_override_internal): Also disable the
14242 STV pass if -mstackrealign is enabled.
14244 2016-08-31 Ilya Verbin <iverbin@gmail.com>
14246 * config/i386/driver-i386.c (host_detect_local_cpu): Fix detection of
14249 2016-08-31 David Malcolm <dmalcolm@redhat.com>
14251 * diagnostic-show-locus.c (class layout): Add field m_fixit_hints.
14252 (layout_range::intersects_line_p): New method.
14253 (test_range_contains_point_for_single_point): Rename to...
14254 (test_layout_range_for_single_point): ...this, and add testing
14255 for layout_range::intersects_line_p.
14256 (test_range_contains_point_for_single_line): Rename to...
14257 (test_layout_range_for_single_line): ...this, and add testing
14258 for layout_range::intersects_line_p.
14259 (test_range_contains_point_for_multiple_lines): Rename to...
14260 (test_layout_range_for_multiple_lines): ...this, and add testing
14261 for layout_range::intersects_line_p.
14262 (layout::layout): Populate m_fixit_hints.
14263 (layout::get_expanded_location): Handle the case of a line-span
14265 (layout::validate_fixit_hint_p): New method.
14266 (get_line_span_for_fixit_hint): New function.
14267 (layout::calculate_line_spans): Add spans for fixit-hints.
14268 (layout::should_print_annotation_line_p): New method.
14269 (layout::print_any_fixits): Drop param "richloc", instead using
14270 validated fixits in m_fixit_hints. Add "const" to hint pointers.
14271 (diagnostic_show_locus): Avoid printing blank annotation lines.
14272 (selftest::test_diagnostic_context::test_diagnostic_context):
14273 Initialize show_column and start_span.
14274 (selftest::test_diagnostic_context::start_span_cb): New static
14276 (selftest::test_diagnostic_show_locus_fixit_lines): New function.
14277 (selftest::diagnostic_show_locus_c_tests): Update for function
14278 renamings. Call test_diagnostic_show_locus_fixit_lines.
14280 2016-08-31 Marc Glisse <marc.glisse@inria.fr>
14282 PR tree-optimization/73714
14283 * match.pd (a * (1 << b)): Revert change from 2016-05-23.
14285 2016-08-31 David Malcolm <dmalcolm@redhat.com>
14287 * selftest.c: Move "namespace selftest {" to top of file,
14288 removing explicit "selftest::" qualifiers throughout.
14290 2016-08-31 Marc Glisse <marc.glisse@inria.fr>
14292 * config/i386/avx512fintrin.h (__m512_u, __m512i_u, __m512d_u):
14294 (_mm512_loadu_pd, _mm512_storeu_pd, _mm512_loadu_ps,
14295 _mm512_storeu_ps, _mm512_loadu_si512, _mm512_storeu_si512):
14296 Replace builtin with vector extension.
14297 * config/i386/avxintrin.h (__m256_u, __m256i_u, __m256d_u):
14299 (_mm256_loadu_pd, _mm256_storeu_pd, _mm256_loadu_ps,
14300 _mm256_storeu_ps, _mm256_loadu_si256, _mm256_storeu_si256):
14301 Replace builtin with vector extension.
14302 * config/i386/emmintrin.h (__m128i_u, __m128d_u): New types.
14303 (_mm_loadu_pd, _mm_storeu_pd, _mm_loadu_si128, _mm_storeu_si128):
14304 Replace builtin with vector extension.
14305 * config/i386/xmmintrin.h (__m128_u): New type.
14306 (_mm_loadu_ps, _mm_storeu_ps): Replace builtin with vector extension.
14307 (_mm_load_ps, _mm_store_ps): Simplify.
14309 2016-08-31 Eric Botcazou <ebotcazou@adacore.com>
14311 * config/arm/arm.c (thumb1_size_rtx_costs) <SET>: Add missing guard.
14313 2016-08-30 David Malcolm <dmalcolm@redhat.com>
14315 * diagnostic-show-locus.c (colorizer::begin_state): Support more
14316 than 3 ranges per diagnostic by alternating between color 1 and
14318 (layout::layout): Replace use of rich_location::MAX_RANGES
14319 with richloc->get_num_locations ().
14320 (layout::calculate_line_spans): Replace use of
14321 rich_location::MAX_RANGES with m_layout_ranges.length ().
14322 (layout::print_annotation_line): Handle arbitrary numbers of
14323 ranges in caret-printing by defaulting to '^'.
14324 (selftest::test_one_liner_many_fixits): New function.
14325 (test_diagnostic_show_locus_one_liner): Call it.
14326 * diagnostic.c (diagnostic_initialize): Update for renaming
14327 of rich_location::MAX_RANGES to
14328 rich_location::STATICALLY_ALLOCATED_RANGES.
14329 * diagnostic.h (struct diagnostic_context): Likewise.
14331 2016-08-30 David Malcolm <dmalcolm@redhat.com>
14333 * selftest.c (selftest::named_temp_file::named_temp_file): New
14335 (selftest::temp_source_file::~temp_source_file): Move to...
14336 (selftest::named_temp_file::~named_temp_file): ...here.
14337 (selftest::test_named_temp_file): New function.
14338 (selftest::selftest_c_tests): Call test_named_temp_file.
14339 * selftest.h (class named_temp_file): New class.
14340 (class temp_source_file): Convert to a subclass of named_temp_file.
14342 2016-08-30 Segher Boessenkool <segher@kernel.crashing.org>
14344 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Do not emit
14345 USEs of LR_REGNO in returns and sibcalls.
14346 (rs6000_output_mi_thunk): Similar.
14347 (rs6000_sibcall_aix): Similar.
14348 * config/rs6000/rs6000.md (sibcall, sibcall_value, sibcall_local32,
14349 sibcall_local64, sibcall_value_local32, sibcall_value_local64,
14350 sibcall_nonlocal_sysv<mode>, sibcall_value_nonlocal_sysv<mode>):
14351 Remove the USE of LR_REGNO from the patterns as well. Delete an
14353 (return_internal_<mode>): Delete.
14355 2016-08-30 Tamar Christina <tamar.christina@arm.com>
14357 * config/aarch64/aarch64-simd.md
14358 (aarch64_ld2<mode>_dreg_le): New.
14359 (aarch64_ld2<mode>_dreg_be): New.
14360 (aarch64_ld2<mode>_dreg): Removed.
14361 (aarch64_ld3<mode>_dreg_le): New.
14362 (aarch64_ld3<mode>_dreg_be): New.
14363 (aarch64_ld3<mode>_dreg): Removed.
14364 (aarch64_ld4<mode>_dreg_le): New.
14365 (aarch64_ld4<mode>_dreg_be): New.
14366 (aarch64_ld4<mode>_dreg): Removed.
14367 (aarch64_ld<VSTRUCT:nregs><VDC:mode>): Wrapper around _le, _be.
14369 2016-08-30 David Malcolm <dmalcolm@redhat.com>
14371 * diagnostic-show-locus.c (test_one_liner_fixit_insert): Remove
14372 redundant location param.
14373 (test_one_liner_fixit_remove): Likewise.
14374 (test_one_liner_fixit_replace): Likewise.
14375 (test_one_liner_fixit_replace_equal_secondary_range): Likewise.
14376 * gcc-rich-location.c
14377 (gcc_rich_location::add_fixit_misspelled_id): Eliminate call to
14378 get_range_from_loc. Drop overload taking a const char *.
14379 * gcc-rich-location.h
14380 (gcc_rich_location::add_fixit_misspelled_id): Drop overload taking
14383 2016-08-30 Szabolcs Nagy <szabolcs.nagy@arm.com>
14385 * config/linux.c (linux_libc_has_function): Return true on musl.
14387 2016-08-30 Szabolcs Nagy <szabolcs.nagy@arm.com>
14389 * config.gcc (*-*-*musl*): Disable gnu-indirect-function.
14391 2016-08-30 Eric Botcazou <ebotcazou@adacore.com>
14393 * postreload-gcse.c (bb_has_well_behaved_predecessors): Tweak criterion
14394 used for abnormal egdes.
14396 2016-08-30 Jakub Jelinek <jakub@redhat.com>
14398 PR tree-optimization/72866
14399 * tree-vect-patterns.c (search_type_for_mask): Turn into
14400 a small wrapper, move all code to ...
14401 (search_type_for_mask_1): ... this new function. Add caching
14402 and adjust recursive calls.
14405 * dwarf2out.c (modified_type_die): Use lookup_type_die (type)
14406 instead of lookup_type_die (type_main_variant (type)) even for array
14409 PR middle-end/77377
14410 * simplify-rtx.c (avoid_constant_pool_reference): For out of bounds
14411 constant pool reference return x instead of c.
14413 2016-08-29 Segher Boessenkool <segher@kernel.crashing.org>
14415 * config/rs6000/rs6000.h (CALL_REALLY_USED_REGISTERS): Do not
14418 2016-08-29 David Malcolm <dmalcolm@redhat.com>
14421 (selftest::test_make_location_nonpure_range_endpoints): Fix
14424 2016-08-29 David Malcolm <dmalcolm@redhat.com>
14426 * diagnostic-show-locus.c
14427 (selftest::test_one_liner_fixit_validation_adhoc_locations): New
14429 (selftest::test_diagnostic_show_locus_one_liner): Call it.
14430 * input.c (get_pure_location): Move to libcpp/line-map.c.
14431 * input.h (get_pure_location): Convert decl to an inline function
14432 calling implementation in libcpp.
14434 2016-08-29 Uros Bizjak <ubizjak@gmail.com>
14437 * config/i386/sse.md (vec_set_lo_<mode><mask_name>): Fix assembler
14438 template for intel asm dialect.
14439 (vec_set_hi_<mode><mask_name>): Ditto.
14441 2016-08-29 David Malcolm <dmalcolm@redhat.com>
14443 * selftest.h (selftest::fail): Add ATTRIBUTE_NORETURN.
14444 (selftest::fail_formatted): Likewise.
14446 2016-08-29 David Malcolm <dmalcolm@redhat.com>
14448 * input.c (make_location): Call get_start and get_finish
14449 on the endpoints to avoid storing packed ranges or ad-hoc
14451 (selftest::test_make_location_nonpure_range_endpoints): New function.
14452 (selftest::input_c_tests): Call it.
14453 * input.h (get_start): New inline function.
14455 2016-08-29 Tom de Vries <tom@codesourcery.com>
14458 * gimplify.c (gimplify_va_arg_expr): Replace first argument type error
14461 2016-08-29 Eric Botcazou <ebotcazou@adacore.com>
14463 * Makefile.in (gcov-iov.h): Add dummy recipe.
14465 2016-08-29 Nathan Sidwell <nathan@acm.org>
14467 * config/nvptx/nvptx.c: #include tree-vrp.h.
14469 2016-08-28 Eric Botcazou <ebotcazou@adacore.com>
14472 * config/sparc/sparc.c (sparc_legitimate_address_p): Accept special
14473 HIGH+LO construct during reload.
14475 2016-08-28 Tom de Vries <tom@codesourcery.com>
14478 * config/i386/i386.c (ix86_build_builtin_va_list_64): Tag type with
14479 'sysv_abi va_list' attribute.
14480 (ix86_build_builtin_va_list): Tag type with 'ms_abi va_list' attribute.
14481 (ix86_canonical_va_list_type): Handle 'sysv_abi/ms_abi va_list'
14484 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14486 * emit-rtl.h (struct rtl_data): Make stack_slot_list a vector.
14487 * emit-rtl.c (unshare_all_rtl_1): Adjust.
14488 (unshare_all_rtl_again): Likewise.
14489 * function.c (assign_stack_local_1): Likewise.
14490 (assign_stack_temp_for_type): Likewise.
14492 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14494 * cfgbuild.c (make_edges): Adjust.
14495 * cfgrtl.c (can_delete_label_p): Likewise.
14496 * dwarf2cfi.c (create_trace_edges): Likewise.
14497 * except.c (sjlj_emit_dispatch_table): Likewise.
14498 * function.h (struct expr_status): make x_forced_labels a vector.
14499 * jump.c (rebuild_jump_labels_1): Adjust.
14500 * reload1.c (set_initial_label_offsets): Likewise.
14501 * stmt.c (force_label_rtx): Likewise.
14502 (expand_label): Likewise.
14504 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14506 * haifa-sched.c (fix_recovery_deps): Make ready_list a vector.
14508 2016-08-27 Patrick Palka <ppalka@gcc.gnu.org>
14510 PR tree-optimization/71077
14511 PR tree-optimization/68542
14512 * fold-const.c (fold_relational_const): Fix folding of
14513 VECTOR_CST comparisons that have a scalar boolean result type.
14514 (selftest::test_vector_folding): New static function.
14515 (selftest::fold_const_c_tests): Call it.
14517 2016-08-27 Gerald Pfeifer <gerald@pfeifer.com>
14519 * doc/extend.texi (SPU Built-in Functions): Remove stale
14520 references to material formerly at IBM and Sony.
14522 2016-08-26 David Edelsohn <dje.gcc@gmail.com>
14525 * config/rs6000/xcoff.h (DWARF_OFFSET_SIZE): Define as PTR_SIZE.
14527 2016-08-26 David Malcolm <dmalcolm@redhat.com>
14529 * diagnostic-show-locus.c
14530 (selftest::test_fixit_consolidation): New function.
14531 (selftest::diagnostic_show_locus_c_tests): Call it.
14532 * gcc-rich-location.h (gcc_rich_location): Eliminate unused
14533 constructor based on source_range.
14535 2016-08-26 David Malcolm <dmalcolm@redhat.com>
14537 * diagnostic-color.c (color_dict): Add "fixit-insert" and
14539 (parse_gcc_colors): Update description of default GCC_COLORS.
14540 * diagnostic-show-locus.c (colorizer::set_fixit_hint): Delete.
14541 (colorizer::set_fixit_insert): New method.
14542 (colorizer::set_fixit_delete): New method.
14543 (colorizer::get_color_by_name): New method.
14544 (colorizer::STATE_FIXIT_INSERT): New constant.
14545 (colorizer::STATE_FIXIT_DELETE): New constant.
14546 (class colorizer): Drop "_cs" suffix from fields. Delete "_ce"
14547 fields in favor of new field "m_stop_color". Add fields
14548 "m_fixit_insert" and "m_fixit_delete".
14549 (colorizer::colorizer): Update for above changes. Replace
14550 colorize_start calls with calls to get_color_by_name.
14551 (colorizer::begin_state): Handle STATE_FIXIT_INSERT and
14552 STATE_FIXIT_DELETE. Update for field renamings.
14553 (colorizer::finish_state): Simplify by using m_stop_color,
14554 rather than multiple identical "*_ce" fields.
14555 (colorizer::get_color_by_name): New method.
14556 (layout::print_any_fixits): Print insertions and replacements
14557 using the "fixit-insert" color, and deletions using the
14558 "fixit-delete" color.
14559 * doc/invoke.texi (-fdiagnostics-color): Update description of
14560 default GCC_COLORS, and of the supported capabilities.
14562 2016-08-26 Max Filippov <jcmvbkbc@gmail.com>
14564 * config/xtensa/xtensa.c (xtensa_expand_prologue): Update
14565 current_function_static_stack_size variable with the static
14566 stack frame size of the current function when
14567 flag_stack_usage_info is enabled.
14569 2016-08-26 Nathan Sidwell <nathan@acm.org>
14571 * ipa-inline-analysis.c (inline_write_summary): Remove unnecessary
14572 assignment inside if condition.
14574 2016-08-26 Richard Biener <rguenther@suse.de>
14576 PR tree-optimization/69047
14577 * tree-ssa.c (maybe_rewrite_mem_ref_base): Handle general bitfield
14578 extracts similar to what FRE does.
14579 (non_rewritable_mem_ref_base): Likewise.
14581 2016-08-26 Joseph Myers <joseph@codesourcery.com>
14583 * config/i386/i386.c (ix86_libgcc_floating_mode_supported_p)
14584 (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Remove.
14585 * config/i386/i386elf.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
14586 * config/i386/lynx.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
14587 * config/i386/netbsd-elf.h (IX86_MAYBE_NO_LIBGCC_TFMODE):
14589 * config/i386/netbsd64.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
14590 * config/i386/nto.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
14591 * config/i386/openbsd.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
14592 * config/i386/rtemself.h (IX86_NO_LIBGCC_TFMODE): Likewise.
14593 * config/i386/vxworks.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
14595 2016-08-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14598 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_muld): Reduce
14599 reservation duration to 15 cycles.
14600 (cortex_a8_vfp_macs): Likewise.
14601 (cortex_a8_vfp_macd): Likewise.
14602 (cortex_a8_vfp_divs): Likewise.
14603 (cortex_a8_vfp_divd): Likewise.
14605 2016-08-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14607 * config/arm/arm.c (arm_sets_movw_movt_fusible_p): New function.
14608 (aarch_macro_fusion_pair_p): Use above to avoid early return.
14610 2016-08-26 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
14611 Martin Jambhor <mjambor@suse.cz>
14613 * common.opt: New option -fipa-bit-cp.
14614 * doc/invoke.texi: Document -fipa-bit-cp.
14615 * opts.c (default_options_table): Add entry for -fipa-bit-cp.
14616 (enable_fdo_optimizations): Check for flag_ipa_bit_cp.
14617 * tree-ssa-ccp.h: New header file.
14618 * tree-ssa-ccp.c: Include tree-ssa-ccp.h
14619 (bit_value_binop_1): Change to bit_value_binop_1 and export it.
14620 Replace all occurences of tree parameter by two new params: signop, int.
14621 (bit_value_unop_1): Change to bit_value_unop and export it.
14622 Replace all occurences of tree parameter by two new params: signop,
14624 (bit_value_binop): Change call from bit_value_binop_1 to
14626 (bit_value_assume_aligned): Likewise.
14627 (bit_value_unop): Change call from bit_value_unop_1 to bit_value_unop.
14628 (do_ssa_ccp): Pass nonzero_p || flag_ipa_cp_bit instead of nonzero_p
14630 (ccp_finalize): Skip processing if val->mask == 0.
14631 * ipa-cp.c: Include tree-ssa-ccp.h
14632 (ipcp_bits_lattice): New class.
14633 (ipcp_param_lattice (bits_lattice): New member.
14634 (print_all_lattices): Call ipcp_bits_lattice::print.
14635 (set_all_contains_variable): Call ipcp_bits_lattice::set_to_bottom.
14636 (initialize_node_lattices): Likewise.
14637 (propagate_bits_accross_jump_function): New function.
14638 (propagate_constants_accross_call): Call
14639 propagate_bits_accross_jump_function.
14640 (ipcp_propagate_stage): Store parameter types when in_lto_p is true.
14641 (ipcp_store_bits_results): New function.
14642 (ipcp_driver): Call ipcp_store_bits_results.
14643 * ipa-prop.h (ipa_bits): New struct.
14644 (ipa_jump_func): Add new member bits of type ipa_bits.
14645 (ipa_param_descriptor): Change decl to decl_or_type.
14646 (ipa_get_param): Change decl to decl_or_type and assert on
14648 (ipa_get_type): New function.
14649 (ipcp_transformation_summary): New member bits.
14650 * ipa-prop.c (ipa_get_param_decl_index_1): s/decl/decl_or_type.
14651 (ipa_populate_param_decls): Likewise.
14652 (ipa_dump_param): Likewise.
14653 (ipa_print_node_jump_functions_for_edge): Pretty-print ipa_bits jump
14655 (ipa_set_jf_unknown): Set ipa_bits::known to false.
14656 (ipa_compute_jump_functions_for_edge): Compute jump function for bits
14658 (ipa_node_params_t::duplicate): Copy src->bits into dst->bits.
14659 (ipa_write_jump_function): Add streaming for ipa_bits.
14660 (ipa_read_jump_function): Add support for reading streamed ipa_bits.
14661 (write_ipcp_transformation_info): Add streaming for ipa_bits
14662 summary for ltrans.
14663 (read_ipcp_transfomration_info): Add support for reading streamed
14665 (ipcp_update_bits): New function.
14666 (ipcp_transform_function): Call ipcp_update_bits.
14668 2016-08-25 Szabolcs Nagy <szabolcs.nagy@arm.com>
14670 * config/mips/linux.h (MUSL_DYNAMIC_LINKER32): Update.
14671 (MUSL_DYNAMIC_LINKER64, MUSL_DYNAMIC_LINKERN32): Update.
14673 2016-08-25 David Edelsohn <dje.gcc@gmail.com>
14675 * multiple_target.c (pass_data_dispatcher_calls): Fix typo.
14677 2016-08-25 Richard Biener <rguenther@suse.de>
14679 * dwarf2out.c (gen_remaining_tmpl_value_param_die_attributes):
14680 Only add locations in late dwarf.
14681 (gen_scheduled_generic_parms_dies): Do not set early dwarf here.
14682 (dwarf2out_early_finish): But do it here.
14684 2016-08-24 Michael Collison <michael.collison@linaro.org>
14685 Michael Collison <michael.collison@arm.com>
14687 * config/arm/arm-modes.def: Add new condition code mode CC_V
14688 to represent the overflow bit.
14689 * config/arm/arm.c (maybe_get_arm_condition_code):
14690 Add support for CC_Vmode.
14691 (arm_gen_unlikely_cbranch): New function to generate common
14692 rtl conditional branches for overflow patterns.
14693 * config/arm/arm-protos.h: Add prototype for
14694 arm_gen_unlikely_cbranch.
14695 * config/arm/arm.md (addv<mode>4, add<mode>3_compareV,
14696 addsi3_compareV_upper): New patterns to support signed
14697 builtin overflow add operations.
14698 (uaddv<mode>4, add<mode>3_compareC, addsi3_compareV_upper):
14699 New patterns to support unsigned builtin add overflow operations.
14700 (subv<mode>4, sub<mode>3_compare1): New patterns to support signed
14701 builtin overflow subtract operations,
14702 (usubv<mode>4): New patterns to support unsigned builtin subtract
14703 overflow operations.
14704 (negvsi3, negvdi3, negdi2_compare, negsi2_carryin_compare): New patterns
14705 to support builtin overflow negate operations.
14707 2016-08-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14710 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
14712 * explow.c (get_dynamic_stack_size): Take known alignment of stack
14713 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
14716 2016-08-24 Thomas Preud'homme <thomas.preudhomme@arm.com>
14718 * doc/fragments.texi (MULTILIB_REUSE): Mention that only options in
14719 MULTILIB_OPTIONS should be used. Small wording fixes.
14720 * genmultilib: Memorize set of all option combinations in
14721 combination_space. Detect if RHS of MULTILIB_REUSE uses an option not
14722 found in MULTILIB_OPTIONS by checking if option set is listed in
14723 combination_space. Output new and existing error message to stderr.
14725 2016-08-24 Thomas Preud'homme <thomas.preudhomme@arm.com>
14727 * config/arm/t-aprofile (MULTILIB_MATCHES): Add mapping for
14728 -mcpu=cortex-a7, -mfpu=neon-fp16, -mfpu=fpv5-d16 and -mfpu=fp-armv8.
14729 Fix typo in -mfpu=vfpv3-d16-fp16 mapping.
14730 (MULTILIB_REUSE): Remove reuse rules for option set including
14731 -mfpu=fp-armv8 and -mfpu=vfpv4
14733 2016-08-24 Sebastian Huber <sebastian.huber@embedded-brains.de>
14735 * config/arm/t-rtems: Add vfp multilib.
14737 2016-08-23 Ian Lance Taylor <iant@golang.org>
14739 * config/s390/s390.c (s390_asm_file_start): Call
14740 default_file_start.
14742 2016-08-23 Michael Meissner <meissner@linux.vnet.ibm.com>
14744 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Set
14745 initialization of all 0's to the 0 constant, instead of directly
14746 generating XOR. Add support for V4SImode vector initialization on
14747 64-bit systems with direct move, and rework the ISA 3.0 V4SImode
14748 initialization. Change variables used in V4SFmode vector
14749 intialization. For V4SFmode vector splat on ISA 3.0, make sure
14750 any memory addresses are in index form. Add support for using
14751 VSPLTH/VSPLTB to initialize vector short and vector char vectors
14752 with all of the same element.
14753 (regno_or_subregno): New helper function to return a register
14754 number for either REG or SUBREG.
14755 (rs6000_adjust_vec_address): Do not generate ADDI <reg>,R0,<num>.
14756 Use regno_or_subregno where possible.
14757 (rs6000_split_v4si_init_di_reg): New helper function to build up a
14758 DImode value from two SImode values in order to generate V4SImode
14759 vector initialization on 64-bit systems with direct move.
14760 (rs6000_split_v4si_init): Split up the insns for a V4SImode vector
14762 (rtx_is_swappable_p): V4SImode vector initialization insn is not
14764 * config/rs6000/rs6000-protos.h (rs6000_split_v4si_init): Add
14766 * config/rs6000/vsx.md (VSX_SPLAT_I): New mode iterators and
14767 attributes to initialize V8HImode and V16QImode vectors with the
14769 (VSX_SPLAT_COUNT): Likewise.
14770 (VSX_SPLAT_SUFFIX): Likewise.
14771 (UNSPEC_VSX_VEC_INIT): New unspec.
14772 (vsx_concat_v2sf): Eliminate using 'preferred' register classes.
14773 Allow SFmode values to come from Altivec registers.
14774 (vsx_init_v4si): New insn/split for V4SImode vector initialization
14775 on 64-bit systems with direct move.
14776 (vsx_splat_<mode>, VSX_W iterator): Rework V4SImode and V4SFmode
14777 vector initializations, to allow V4SImode vector initializations
14778 on 64-bit systems with direct move.
14779 (vsx_splat_v4si): Likewise.
14780 (vsx_splat_v4si_di): Likewise.
14781 (vsx_splat_v4sf): Likewise.
14782 (vsx_splat_v4sf_internal): Likewise.
14783 (vsx_xxspltw_<mode>, VSX_W iterator): Eliminate using 'preferred'
14785 (vsx_xxspltw_<mode>_direct, VSX_W iterator): Likewise.
14786 (vsx_vsplt<VSX_SPLAT_SUFFIX>_di): New insns to support
14787 initializing V8HImode and V16QImode vectors with the same
14789 * config/rs6000/rs6000.h (TARGET_DIRECT_MOVE_64BIT): Disallow
14790 optimization if -maltivec=be.
14792 2016-08-23 Christophe Lyon <christophe.lyon@linaro.org>
14794 * config/arm/arm.md (arm_movqi_insn): Swap predicable_short_it
14795 attribute for alternatives 3 and 4.
14797 2016-08-23 David Malcolm <dmalcolm@redhat.com>
14799 * selftest.c (selftest::assert_str_contains): New function.
14800 (selftest::test_assertions): Verify ASSERT_STR_CONTAINS.
14801 * selftest.h (selftest::assert_str_contains): New decl.
14802 (ASSERT_STR_CONTAINS): New macro.
14804 2016-08-23 Richard Biener <rguenther@suse.de>
14806 PR tree-optimization/77286
14807 * tree-vect-loop.c (vect_analyze_loop_form_1): Do not modify
14809 (vect_transform_loop): Split exit edges of loop and scalar
14810 loop if required and at the appropriate time.
14812 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
14814 * explow.c (get_dynamic_stack_size): Take known alignment of stack
14815 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
14817 Correct a typo in a comment.
14819 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
14821 * config/s390/s390.md ("*andc_split"): New splitter for and with
14824 2016-08-23 Richard Biener <rguenther@suse.de>
14826 PR tree-optimization/27336
14827 * tree-vrp.c (infer_value_range): Handle stmts that can throw
14828 by looking for a non-EH edge.
14829 (process_assert_insertions_for): Likewise.
14831 2016-08-23 Richard Biener <rguenther@suse.de>
14833 PR middle-end/77305
14834 * statistics.c (statistics_counter_event): Robustify against
14837 2016-08-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
14839 * config/i386/i386.c (processor_alias_table): Enable PTA_PRFCHW
14840 for targets amdfam10 and barcelona.
14842 2016-08-22 Uros Bizjak <ubizjak@gmail.com>
14844 * config/i386/i386.md (*zero_extendsidi2): Add (*r,*k) alternative.
14845 (zero_extend<mode>di2): Ditto.
14846 (*zero_extend<mode>si2): Ditto.
14847 (*zero_extendqihi2): Ditto.
14849 2016-08-22 Joseph Myers <joseph@codesourcery.com>
14851 PR middle-end/77269
14852 * builtins.c (fold_builtin_classify): Use builtin_decl_explicit
14853 (BUILT_IN_SIGNBIT) to expand __builtin_isinf_sign.
14855 2016-08-22 Patrick Palka <ppalka@gcc.gnu.org>
14857 * print-tree.c (print_node) [VECTOR_CST]: Coalesce the output of
14858 identical consecutive elements.
14859 [SSA_NAME]: Print the name's def stmt on its own line. When printing
14860 the node's def stmt, avoid printing an unwanted trailing newline by
14861 replacing the call to print_gimple_stmt() with its inlined body and
14862 adjusting it to not set pp_needs_newline and to call pp_flush()
14863 instead of pp_newline_and_flush().
14865 2016-08-22 Joseph Myers <joseph@codesourcery.com>
14867 * tree.h (CASE_FLT_FN_FLOATN_NX, float16_type_node)
14868 (float32_type_node, float64_type_node, float32x_type_node)
14869 (float128x_type_node): New macros.
14870 * builtin-types.def (BT_FLOAT16, BT_FLOAT32, BT_FLOAT64)
14871 (BT_FLOAT128, BT_FLOAT32X, BT_FLOAT64X, BT_FLOAT128X)
14872 (BT_FN_FLOAT16, BT_FN_FLOAT32, BT_FN_FLOAT64, BT_FN_FLOAT128)
14873 (BT_FN_FLOAT32X, BT_FN_FLOAT64X, BT_FN_FLOAT128X)
14874 (BT_FN_FLOAT16_FLOAT16, BT_FN_FLOAT32_FLOAT32)
14875 (BT_FN_FLOAT64_FLOAT64, BT_FN_FLOAT128_FLOAT128)
14876 (BT_FN_FLOAT32X_FLOAT32X, BT_FN_FLOAT64X_FLOAT64X)
14877 (BT_FN_FLOAT128X_FLOAT128X, BT_FN_FLOAT16_CONST_STRING)
14878 (BT_FN_FLOAT32_CONST_STRING, BT_FN_FLOAT64_CONST_STRING)
14879 (BT_FN_FLOAT128_CONST_STRING, BT_FN_FLOAT32X_CONST_STRING)
14880 (BT_FN_FLOAT64X_CONST_STRING, BT_FN_FLOAT128X_CONST_STRING)
14881 (BT_FN_FLOAT16_FLOAT16_FLOAT16, BT_FN_FLOAT32_FLOAT32_FLOAT32)
14882 (BT_FN_FLOAT64_FLOAT64_FLOAT64, BT_FN_FLOAT128_FLOAT128_FLOAT128)
14883 (BT_FN_FLOAT32X_FLOAT32X_FLOAT32X)
14884 (BT_FN_FLOAT64X_FLOAT64X_FLOAT64X)
14885 (BT_FN_FLOAT128X_FLOAT128X_FLOAT128X): New type definitions.
14886 * builtins.def (DEF_GCC_FLOATN_NX_BUILTINS): New macro.
14887 (copysign, fabs, huge_val, inf, nan, nans): Use it.
14888 * builtins.c (expand_builtin): Use CASE_FLT_FN_FLOATN_NX for fabs
14890 (fold_builtin_0): Use CASE_FLT_FN_FLOATN_NX for inf and huge_val.
14891 (fold_builtin_1): Use CASE_FLT_FN_FLOATN_NX for fabs.
14892 * doc/extend.texi (Other Builtins): Document these built-in
14894 * fold-const-call.c (fold_const_call): Use CASE_FLT_FN_FLOATN_NX
14897 2016-08-22 Gerald Pfeifer <gerald@pfeifer.com>
14899 * doc/install.texi (Binaries): www.opencsw.org now uses https.
14901 2016-08-22 Richard Biener <rguenther@suse.de>
14903 * tree-ssa-forwprop.c (pass_forwprop::execute): Use RPO order.
14905 2016-08-21 Uros Bizjak <ubizjak@gmail.com>
14908 * config/i386/i386.md (prefetch): When TARGET_PRFCHW or
14909 TARGET_PREFETCHWT1 are disabled, emit 3dNOW! write prefetches for
14910 non-SSE2 athlons only, otherwise prefer SSE prefetches.
14912 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
14914 * tree-vrp.c (vrp_visit_assignment_or_call): Changed to Return VR.
14915 (vrp_visit_cond_stmt): Just sets TAKEN_EDGE_P.
14916 (vrp_visit_switch_stmt): Likewise.
14917 (extract_range_from_stmt): Factored out from vrp_visit_stmt.
14918 (extract_range_from_phi_node): Factored out from vrp_visit_phi_stmt.
14919 (vrp_visit_stmt): Use extract_range_from_stmt.
14920 (vrp_visit_phi_node): Use extract_range_from_phi_node.
14922 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
14924 * Makefile.in: Add tree-vrp.h to GTFILES.
14925 * gengtype.c (open_base_files): Add tree-vrp.h.
14926 * asan.c: Add tree-vrp.h which now has the definition value_range_type.
14927 * builtins.c: Likewise.
14928 * fold-const.c: Likewise.
14929 * gimple-builder.c: Likewise.
14930 * gimple-laddress.c: Likewise.
14931 * hsa-gen.c: Likewise.
14932 * internal-fn.c: Likewise.
14934 * targhooks.c: Liewise,
14935 * tree-ssa-address.c: Likewise.
14936 * tree-ssanames.h (value_range_type: Move to tree-vrp.h.
14937 * tree-vrp.c (struct value_range): Move to tree-vrp.h
14938 * tree-vrp.h: New file.
14940 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
14942 PR tree-optimization/61839
14943 * tree-vrp.c (two_valued_val_range_p): New.
14944 (simplify_stmt_using_ranges): Convert CST BINOP VAR where VAR is
14945 two-valued to VAR == VAL1 ? (CST BINOP VAL1) : (CST BINOP VAL2).
14946 Also Convert VAR BINOP CST where VAR is two-valued to
14947 VAR == VAL1 ? (VAL1 BINOP CST) : (VAL2 BINOP CST).
14949 2016-08-19 David Malcolm <dmalcolm@redhat.com>
14951 * diagnostic-show-locus.c
14952 (layout::annotation_line_showed_range_p): New method.
14953 (layout::print_any_fixits): Remove case fixit_hint::REMOVE.
14954 Reimplement case fixit_hint::REPLACE to cover removals, and
14955 replacements where the range of the replacement isn't one
14956 of the ranges in the rich_location.
14957 (test_one_liner_fixit_replace): Likewise.
14958 (selftest::test_one_liner_fixit_replace_non_equal_range): New
14960 (selftest::test_one_liner_fixit_replace_equal_secondary_range):
14962 (selftest::test_diagnostic_show_locus_one_liner): Call the new
14964 * diagnostic.c (print_parseable_fixits): Remove case
14965 fixit_hint::REMOVE.
14967 2016-08-19 Uros Bizjak <ubizjak@gmail.com>
14970 * config/i386/i386.c (ix86_option_override_internal): Remove
14971 PTA_PRFCHW from entries that also have PTA_3DNOW flag.
14972 Enable SSE prefetch also for TARGET_PREFETCHWT1.
14973 Do not try to enable TARGET_PRFCHW ISA flag here.
14974 * config/i386/i386.md (prefetch): Enable also for TARGET_3DNOW.
14975 Rewrite expander function body.
14976 (*prefetch_3dnow): Enable for TARGET_3DNOW and TARGET_PREFETCHWT1.
14978 2016-08-19 Joseph Myers <joseph@codesourcery.com>
14981 * tree-core.h (TI_COMPLEX_FLOAT16_TYPE)
14982 (TI_COMPLEX_FLOATN_NX_TYPE_FIRST, TI_COMPLEX_FLOAT32_TYPE)
14983 (TI_COMPLEX_FLOAT64_TYPE, TI_COMPLEX_FLOAT128_TYPE)
14984 (TI_COMPLEX_FLOAT32X_TYPE, TI_COMPLEX_FLOAT64X_TYPE)
14985 (TI_COMPLEX_FLOAT128X_TYPE, TI_FLOAT16_TYPE, TI_FLOATN_TYPE_FIRST)
14986 (TI_FLOATN_NX_TYPE_FIRST, TI_FLOAT32_TYPE, TI_FLOAT64_TYPE)
14987 (TI_FLOAT128_TYPE, TI_FLOATN_TYPE_LAST, TI_FLOAT32X_TYPE)
14988 (TI_FLOATNX_TYPE_FIRST, TI_FLOAT64X_TYPE, TI_FLOAT128X_TYPE)
14989 (TI_FLOATNX_TYPE_LAST, TI_FLOATN_NX_TYPE_LAST): New enum
14991 (NUM_FLOATN_TYPES, NUM_FLOATNX_TYPES, NUM_FLOATN_NX_TYPES): New
14993 (struct floatn_type_info): New structure type.
14994 (floatn_nx_types): New variable declaration.
14995 * tree.h (FLOATN_TYPE_NODE, FLOATN_NX_TYPE_NODE)
14996 (FLOATNX_TYPE_NODE, float128_type_node, float64x_type_node)
14997 (COMPLEX_FLOATN_NX_TYPE_NODE): New macros.
14998 * tree.c (floatn_nx_types): New variable.
14999 (build_common_tree_nodes): Initialize _FloatN, _FloatNx and
15000 corresponding complex types.
15001 * target.def (floatn_mode): New hook.
15002 * targhooks.c: Include "real.h".
15003 (default_floatn_mode): New function.
15004 * targhooks.h (default_floatn_mode): New prototype.
15005 * doc/extend.texi (Floating Types): Document _FloatN and _FloatNx
15007 * doc/sourcebuild.texi (float@var{n}, float@var{n}x): Document new
15008 effective-target and dg-add-options keywords.
15009 (float@var{n}_runtime, float@var{n}x_runtime, floatn_nx_runtime):
15010 Document new effective-target keywords.
15011 * doc/tm.texi.in (TARGET_FLOATN_MODE): New @hook.
15012 * doc/tm.texi: Regenerate.
15013 * ginclude/float.h (LDBL_DECIMAL_DIG): Define to
15014 __LDBL_DECIMAL_DIG__, not __DECIMAL_DIG__.
15015 [__STDC_WANT_IEC_60559_TYPES_EXT__]: Define macros from TS
15017 * real.h (struct real_format): Add field ieee_bits.
15018 * real.c (ieee_single_format, mips_single_format)
15019 (motorola_single_format, spu_single_format, ieee_double_format)
15020 (mips_double_format, motorola_double_format)
15021 (ieee_extended_motorola_format, ieee_extended_intel_96_format)
15022 (ieee_extended_intel_128_format)
15023 (ieee_extended_intel_96_round_53_format, ibm_extended_format)
15024 (mips_extended_format, ieee_quad_format, mips_quad_format)
15025 (vax_f_format, vax_d_format, vax_g_format, decimal_single_format)
15026 (decimal_double_format, decimal_quad_format, ieee_half_format)
15027 (arm_half_format, real_internal_format: Initialize ieee_bits
15029 * config/i386/i386.c (ix86_init_builtin_types): Do not initialize
15030 float128_type_node. Set float80_type_node to float64x_type_node
15031 if appropriate and long_double_type_node not appropriate.
15032 * config/ia64/ia64.c (ia64_init_builtins): Likewise.
15033 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format):
15034 Initialize ieee_bits field.
15035 * config/rs6000/rs6000.c (TARGET_FLOATN_MODE): New macro.
15036 (rs6000_init_builtins): Set ieee128_float_type_node to
15037 float128_type_node.
15038 (rs6000_floatn_mode): New function.
15040 2016-08-19 Jakub Jelinek <jakub@redhat.com>
15042 * config/i386/rdseedintrin.h (_rdseed16_step, _rdseed32_step,
15043 _rdseed64_step): Uglify argument names and/or local variable names
15044 in inline functions.
15045 * config/i386/rtmintrin.h (_xabort): Likewise.
15046 * config/i386/avx512vlintrin.h (_mm256_ternarylogic_epi64,
15047 _mm256_mask_ternarylogic_epi64, _mm256_maskz_ternarylogic_epi64,
15048 _mm256_ternarylogic_epi32, _mm256_mask_ternarylogic_epi32,
15049 _mm256_maskz_ternarylogic_epi32, _mm_ternarylogic_epi64,
15050 _mm_mask_ternarylogic_epi64, _mm_maskz_ternarylogic_epi64,
15051 _mm_ternarylogic_epi32, _mm_mask_ternarylogic_epi32,
15052 _mm_maskz_ternarylogic_epi32): Likewise.
15053 * config/i386/lwpintrin.h (__llwpcb, __lwpval32, __lwpval64,
15054 __lwpins32, __lwpins64): Likewise.
15055 * config/i386/avx2intrin.h (_mm_i32gather_pd, _mm_mask_i32gather_pd,
15056 _mm256_i32gather_pd, _mm256_mask_i32gather_pd, _mm_i64gather_pd,
15057 _mm_mask_i64gather_pd, _mm256_i64gather_pd, _mm256_mask_i64gather_pd,
15058 _mm_i32gather_ps, _mm_mask_i32gather_ps, _mm256_i32gather_ps,
15059 _mm256_mask_i32gather_ps, _mm_i64gather_ps, _mm_mask_i64gather_ps,
15060 _mm256_i64gather_ps, _mm256_mask_i64gather_ps, _mm_i32gather_epi64,
15061 _mm_mask_i32gather_epi64, _mm256_i32gather_epi64,
15062 _mm256_mask_i32gather_epi64, _mm_i64gather_epi64,
15063 _mm_mask_i64gather_epi64, _mm256_i64gather_epi64,
15064 _mm256_mask_i64gather_epi64, _mm_i32gather_epi32,
15065 _mm_mask_i32gather_epi32, _mm256_i32gather_epi32,
15066 _mm256_mask_i32gather_epi32, _mm_i64gather_epi32,
15067 _mm_mask_i64gather_epi32, _mm256_i64gather_epi32,
15068 _mm256_mask_i64gather_epi32): Likewise.
15069 * config/i386/pmm_malloc.h (_mm_malloc, _mm_free): Likewise.
15070 * config/i386/ia32intrin.h (__writeeflags): Likewise.
15071 * config/i386/pkuintrin.h (_wrpkru): Likewise.
15072 * config/i386/avx512pfintrin.h (_mm512_mask_prefetch_i32gather_pd,
15073 _mm512_mask_prefetch_i32gather_ps, _mm512_mask_prefetch_i64gather_pd,
15074 _mm512_mask_prefetch_i64gather_ps, _mm512_prefetch_i32scatter_pd,
15075 _mm512_prefetch_i32scatter_ps, _mm512_mask_prefetch_i32scatter_pd,
15076 _mm512_mask_prefetch_i32scatter_ps, _mm512_prefetch_i64scatter_pd,
15077 _mm512_prefetch_i64scatter_ps, _mm512_mask_prefetch_i64scatter_pd,
15078 _mm512_mask_prefetch_i64scatter_ps): Likewise.
15079 * config/i386/gmm_malloc.h (_mm_malloc, _mm_free): Likewise.
15080 * config/i386/avx512fintrin.h (_mm512_ternarylogic_epi64,
15081 _mm512_mask_ternarylogic_epi64, _mm512_maskz_ternarylogic_epi64,
15082 _mm512_ternarylogic_epi32, _mm512_mask_ternarylogic_epi32,
15083 _mm512_maskz_ternarylogic_epi32, _mm512_i32gather_ps,
15084 _mm512_mask_i32gather_ps, _mm512_i32gather_pd, _mm512_i64gather_ps,
15085 _mm512_i64gather_pd, _mm512_i32gather_epi32, _mm512_i32gather_epi64,
15086 _mm512_i64gather_epi32, _mm512_i64gather_epi64): Likewise.
15088 * config/i386/fxsrintrin.h (_fxsave): Remove return keyword in inlines
15090 (_fxrstor, _fxsave64, _fxrstor64): Likewise.
15091 * config/i386/xsaveintrin.h (_xsave, _xrstor, _xsave64, _xrstor64):
15093 * config/i386/xsaveoptintrin.h (_xsaveopt, _xsaveopt64): Likewise.
15094 * config/i386/pkuintrin.h (_wrpkru): Likewise. Add space after
15096 (_rdpkru_u32): Add space after function name.
15098 * config/i386/t-i386 (i386-c.o): Don't depend on
15099 i386-builtin-types.inc.
15100 (i386.o): Depend on i386-builtin-types.inc.
15102 2016-08-19 Matthew Wahab <matthew.wahab@arm.com>
15105 * config/arm/arm.c (neon_valid_immediate): Delete declaration.
15106 Use const_vec_duplicate to check for duplicated elements.
15108 2016-08-19 Richard Biener <rguenther@suse.de>
15110 PR tree-optimization/77290
15111 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
15112 Fix flag_tree_parallelize_loops check.
15114 2016-08-19 Richard Biener <rguenther@suse.de>
15116 * match.pd (x | 0 -> x): Add.
15118 2016-08-19 Richard Biener <rguenther@suse.de>
15120 PR tree-optimization/77286
15121 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
15122 Deal with virtual PHIs being out-of-order.
15124 2016-08-18 David Malcolm <dmalcolm@redhat.com>
15126 * doc/invoke.texi (fverbose-asm): Note that source code lines
15127 are emitted, and provide an example.
15128 * final.c (asm_show_source): New function.
15129 (final_scan_insn): Call asm_show_source.
15131 2016-08-18 David Malcolm <dmalcolm@redhat.com>
15133 * diagnostic-show-locus.c (colorizer::colorizer): Replace diagnostic
15134 param with diagnostic_kind.
15135 (class colorizer): Similarly replace field m_diagnostic with
15137 (colorizer::colorizer): Replace diagnostic
15138 param with diagnostic_kind.
15139 (colorizer::begin_state): Update for above field change.
15140 (layout::layout): Replace diagnostic param with rich_location *
15141 and diagnostic_kind.
15142 (diagnostic_show_locus): Replace diagnostic param with richloc
15143 and diagnostic_kind.
15144 (class selftest::test_diagnostic_context): New class.
15145 (selftest::test_diagnostic_show_locus_unknown_location): New
15147 (selftest::test_one_liner_simple_caret): New function.
15148 (selftest::test_one_liner_caret_and_range): New function.
15149 (selftest::test_one_liner_multiple_carets_and_ranges): New
15151 (selftest::test_one_liner_fixit_remove): New function.
15152 (selftest::test_one_liner_fixit_replace): New function.
15153 (selftest::test_diagnostic_show_locus_one_liner): New function.
15154 (selftest::diagnostic_show_locus_c_tests): Call the new test
15156 * diagnostic.c (diagnostic_initialize): Initialize
15157 colorize_source_p, show_ruler_p and parseable_fixits_p.
15158 (default_diagnostic_finalizer): Update for change to
15159 diagnostic_show_locus.
15160 (diagnostic_append_note): Likewise.
15161 * diagnostic.h (diagnostic_show_locus): Replace
15162 const diagnostic_info * param with location * and diagnostic_t.
15164 2016-08-18 David Malcolm <dmalcolm@redhat.com>
15166 * input.c (saved_line_table): New global.
15167 (class selftest::temp_line_table): Rename to line_table_test and
15168 move declaration to selftest.h, and drop field m_old_line_table.
15169 (selftest::temp_line_table::temp_line_table): Rename ctor to...
15170 (selftest::line_table_test::line_table_test): ...this. Add a
15171 default ctor. Store current value of line_table within
15173 (selftest::temp_line_table::~temp_line_table): Rename dtor to...
15174 (selftest::line_table_test::~line_table_test): ...this, and
15175 restore line_table from the saved_line_table, rather than
15177 (selftest::test_accessing_ordinary_linemaps): Update for above
15179 (selftest::test_lexer): Likewise.
15180 (struct selftest::lexer_test): Likewise.
15181 (selftest::lexer_test::lexer_test): Likewise.
15182 (selftest::input_c_tests): Move the looping over test cases from
15184 (selftest::for_each_line_table_case): New function.
15185 * input.h (saved_line_table): New decl.
15186 * selftest.h (struct selftest::line_table_case): New forward decl.
15187 (class selftest::line_table_test): New class, moved here from
15188 selftest::temp_line_table in input.c, and renamed.
15189 (selftest::for_each_line_table_case): New decl.
15191 2015-08-18 H.J. Lu <hongjiu.lu@intel.com>
15194 * config/i386/i386.c (lakemont_cost): Set MOVE_RATIO to 17.
15196 2016-08-18 Chung-Lin Tang <cltang@codesourcery.com>
15198 PR middle-end/70895
15199 * gimplify.c (omp_add_variable): Adjust/add variable mapping on
15200 enclosing parallel construct for reduction variables on OpenACC loop
15203 2016-08-18 Pierre-Marie de Rodat <derodat@adacore.com>
15205 * dwarf2out.c (copy_dwarf_procedure): Remove obsolete comment.
15206 (new_dwarf_proc_die): Emit DW_TAG_dwarf_procedure DIEs even for
15208 (function_to_dwarf_procedure): Update comment.
15210 2016-08-18 David Malcolm <dmalcolm@redhat.com>
15212 * input.c (diagnostics_file_cache_forcibly_evict_file): New
15214 * input.h (diagnostics_file_cache_forcibly_evict_file): New
15216 * selftest.c (selftest::temp_source_file::~temp_source_file):
15217 Evict m_filename from the diagnostic file cache.
15219 2016-08-18 Richard Biener <rguenther@suse.de>
15221 * tree-pass.h (make_pass_materialize_all_clones): Declare.
15222 * ipa.c (pass_data_materialize_all_clones, pass_materialize_all_clones,
15223 make_pass_materialize_all_clones): New simple IPA pass encapsulating
15224 clone materialization.
15225 * passes.def (all_late_ipa_passes): Start with
15226 pass_materialize_all_clones.
15227 * cgraphunit.c (symbol_table::compile): Remove call to
15228 materialize_all_clones.
15229 * tree-into-ssa.c: Include statistics.h.
15230 (update_ssa): Count number of times we do incremental/rewrite
15233 2016-08-18 Richard Biener <rguenther@suse.de>
15235 PR tree-optimization/77282
15236 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
15237 When doing auto-parallelizing also prevent use of PHIs that
15238 carry dependences across loop backedges.
15240 2016-08-18 Tamar Christina <tamar.christina@arm.com>
15241 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15243 * varasm.c (default_use_anchors_for_symbol_p): Reject too large decls.
15245 2016-08-18 Richard Biener <rguenther@suse.de>
15247 * ssa-iterators.h (ssa_vuse_operand): New inline.
15248 * tree-if-conv.c (ifc_temp_var): Update virtual operand.
15249 (predicate_all_scalar_phis): Use remove_phi_node to remove
15250 phi nodes predicated. Delay removing virtual PHIs.
15251 (predicate_mem_writes): Update virtual operands.
15252 (combine_blocks): Likewise. Propagate out remaining virtual PHIs.
15253 (tree_if_conversion): Do not rewrite virtual SSA form.
15254 * tree-phinodes.c (release_phi_node): Make static.
15255 * tree-phinodes.h (release_phi_node): Remove.
15257 2016-08-18 Jakub Jelinek <jakub@redhat.com>
15259 * config/i386/i386.c (enum ix86_builtins): Remove IX86_BUILTIN_*
15260 codes that appear in bdesc_* arrays, instead include i386-builtin.def
15261 twice to define those.
15262 (bdesc_comi, bdesc_pcmpestr, bdesc_pcmpistr, bdesc_special_args,
15263 bdesc_args, bdesc_round_args, bdesc_mpx, bdesc_mpx_const,
15264 bdesc_multi_arg): Define by including i386-builtin.def the third time.
15265 * config/i386/i386-builtin.def: New file.
15267 2016-08-17 David Malcolm <dmalcolm@redhat.com>
15269 * input.c (get_source_range_for_char): Rename to...
15270 (selftest::get_source_range_for_char): ...this, and move within
15271 the #if CHECKING_P guard.
15272 (get_num_source_ranges_for_substring): Rename to...
15273 (selftest::get_num_source_ranges_for_substring): ...this, move
15274 within the #if CHECKING_P guard, and make static.
15275 (selftest::assert_num_substring_ranges): Initialize
15278 2016-08-18 Alan Modra <amodra@gmail.com>
15280 PR rtl-optimization/72771
15281 * reload.c (find_reloads): Don't assume that a subreg mem is OK
15282 when find_reloads_toplev returns address_reloaded==-1.
15283 (alternative_allows_const_pool_ref): Update comment.
15285 2015-08-17 Alan Hayward <alan.hayward@arm.com>
15287 PR tree-optimization/71752
15288 * tree-vect-loop.c (vectorizable_reduction): Keep SLP operand ordering.
15289 * tree-vect-slp.c (vect_get_slp_defs): Handle null operands.
15291 2016-08-17 Jakub Jelinek <jakub@redhat.com>
15293 * gimple-fold.c (gimple_fold_call): Use gimple_call_noreturn_p
15294 instead of testing ECF_NORETURN bit in gimple_call_flags.
15295 * tree-cfg.c (make_edges_bb, execute_fixup_cfg): Likewise.
15296 * predict.c (tree_bb_level_predictions): Likewise.
15297 * gimple-low.c (gimple_stmt_may_fallthru): Likewise.
15299 PR middle-end/77259
15300 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children): If
15301 turning a call into __builtin_unreachable-like noreturn call, adjust
15302 gimple_call_set_fntype.
15303 * tree-cfgcleanup.c (fixup_noreturn_call): Remove lhs also if
15304 gimple_call_fntype has void return type.
15306 2016-08-17 Chung-Lin Tang <cltang@codesourcery.com>
15308 * omp-low.c (lower_oacc_reductions): Adjust variable lookup to use
15309 maybe_lookup_decl, to handle nested acc loop directives.
15311 2016-08-17 Richard Biener <rguenther@suse.de>
15313 PR tree-optimization/76490
15314 * tree-vrp.c (update_value_range): Preserve overflow infinities
15315 when intersecting with ranges from get_range_info.
15316 (operand_less_p): Handle overflow infinities correctly.
15317 (value_range_constant_singleton): Use vrp_operand_equal_p
15318 to handle overflow max/min correctly.
15319 (vrp_valueize): Likewise.
15320 (union_ranges): Likewise.
15321 (intersect_ranges): Likewise.
15322 (vrp_visit_phi_node): Improve iteration limitation to only
15323 apply when we'll possibly re-visit the PHI via a changed argument
15326 2016-08-17 Thomas Preud'homme <thomas.preudhomme@arm.com>
15328 * config/arm/t-aprofile (MULTILIB_EXCEPTIONS): Rewrite into ...
15329 (MULTILIB_REQUIRED): This by specifying multilib needing to be built
15330 rather than those that should not be built.
15332 2016-08-17 Stanislaw Halik <sthalik@misaki.pl>
15335 * config/i386/xm-mingw32.h (HOST_BITS_PER_PTR): Define if __x86_64__.
15337 2016-08-17 Richard Biener <rguenther@suse.de>
15339 * tree-ssa.c: Include tree-cfg.h and tree-dfa.h.
15340 (verify_vssa): New function verifying virtual SSA form.
15341 (verify_ssa): Call it.
15342 * tree-ssa-loop-manip.c (slpeel_update_phi_nodes_for_guard2):
15343 Do not apply loop-closed SSA handling to virtuals.
15344 * ssa-iterators.h (op_iter_init): Handle GIMPLE_TRANSACTION.
15345 * tree-into-ssa.c (prepare_use_sites_for): Skip virtual SSA names
15346 when rewriting their symbol.
15347 (prepare_def_site_for): Likewise.
15348 * tree-chkp-opt.c (chkp_reduce_bounds_lifetime): Clear virtual
15349 operands of moved stmts.
15351 2016-08-17 Richard Biener <rguenther@suse.de>
15353 PR tree-optimization/23855
15354 * tree-ssa-loop-unswitch.c: Include tree-ssa-loop-manip.h.
15355 (tree_unswitch_outer_loop): Iterate find_loop_guard as long as we
15356 find guards to hoist. Do not update SSA form but rewrite virtuals
15357 into loop closed SSA.
15358 (find_loop_guard): Adjust to skip already hoisted guards. Do
15359 not mark virtuals for renaming or update SSA form.
15361 2016-08-17 Martin Liska <mliska@suse.cz>
15363 * coverage.c (get_gcov_type): Replace GCOV_TYPE_SIZE with
15364 a LONG_LONG_TYPE_SIZE comparison.
15365 * gcov-io.h: Remove macro definitions.
15366 * tree-profile.c (gimple_gen_edge_profiler): Replace usage
15367 of GCOV_TYPE_ATOMIC_FETCH_ADD with a LONG_LONG_TYPE_SIZE
15370 2016-08-16 Jakub Jelinek <jakub@redhat.com>
15372 * config/i386/i386.c (enum ix86_builtins): Reorder enumerators, so
15373 that builtins not mentioned in bdesc_* arrays come first, then
15374 the ones mentioned in bdesc_* arrays in the order they appear in
15375 the arrays in between IX86_BUILTIN__BDESC_*_FIRST and
15376 IX86_BUILTIN__BDESC_*_LAST enumerator.
15377 (bdesc_mpx): Fix up a comment typo.
15378 (bdesc_multi_arg): Remove __builtin_ia32_vpcomne[bwdq] and
15379 __builtin_ia32_vpcomneu[bwdq] builtins.
15380 (BDESC_VERIFY, BDESC_VERIFYS): Define.
15381 (ix86_init_mmx_sse_builtins, ix86_init_mpx_builtins): Verify
15382 enum ix86_builtins ordering.
15383 (ix86_expand_builtin): Use enum ix86_builtins ordering assumption
15384 for direct bdesc_* array member access instead of searching all the
15385 arrays until an fcode match is found.
15387 2016-08-16 Uros Bizjak <ubizjak@gmail.com>
15389 * config/i386/i386.md (*ashl<mode>3_mask): Rewrite define_insn
15390 pattern as define_insn_and_split. Split insn before reload to
15392 (*<shift_insn><mode>3_mask): Ditto. Split insn before reload to
15393 <shift_insn><mode>3_1.
15394 (*<rotate_insn><mode>3_mask): Ditto. Split insn before reload to
15395 <rotate_insn><mode>3_1.
15397 2016-08-16 David Malcolm <dmalcolm@redhat.com>
15400 * input.c (get_source_range_for_substring): Rename to...
15401 (get_source_location_for_substring): ...this, adding param
15402 "caret_idx", and converting output param from source_range * to
15404 (get_source_range_for_char): New function.
15405 (get_num_source_ranges_for_substring): Update comment to reflect
15407 (assert_char_at_range): Update to use get_source_range_for_char
15408 rather than get_source_range_for_substring.
15409 (test_lexer_string_locations_concatenation_2): Likewise.
15410 * substring-locations.h (get_source_range_for_substring): Rename
15412 (get_source_location_for_substring): ...this, and adding param
15413 "caret_idx", and converting output param from source_range * to
15416 2016-08-16 David Malcolm <dmalcolm@redhat.com>
15418 * input.c (class selftest::temp_source_file): Move to
15420 (selftest::temp_source_file::temp_source_file): Move to
15422 (selftest::temp_source_file::~temp_source_file): Likewise.
15423 * selftest.c (selftest::temp_source_file::temp_source_file): Move
15425 (selftest::temp_source_file::~temp_source_file): Likewise.
15426 * selftest.h (class selftest::temp_source_file): Move here from
15429 2016-08-16 Jakub Jelinek <jakub@redhat.com>
15432 * tree-cfg.c (execute_fixup_cfg): Add node variable, use it. Before
15433 inlining, add cgraph edge for the added __builtin_unreachable call.
15435 PR middle-end/67485
15436 * expmed.c (expand_mult_const): Change val_so_far's type to UHWI,
15437 only cast it to SHWI for the final comparison.
15439 2016-08-16 Martin Liska <mliska@suse.cz>
15441 PR gcov-profile/36412
15442 * doc/gcov.texi: Document --hash-filenames(-x).
15443 * gcov.c (print_usage): Add the option.
15444 (process_args): Process the option, sort options alphabetically.
15445 (md5sum_to_hex): New function.
15446 (make_gcov_file_name): Do the md5sum and append it to a
15449 2016-08-16 Bin Cheng <bin.cheng@arm.com>
15451 PR tree-optimization/69848
15452 * config/aarch64/aarch64-simd.md (vcond<mode><mode>): Invert NE
15453 and swtich operands to avoid additional NOT instruction.
15454 (vcond<v_cmp_mixed><mode>): Ditto.
15455 (vcondu<mode><mode>, vcondu<mode><v_cmp_mixed>): Ditto.
15457 2016-08-16 Eric Botcazou <ebotcazou@adacore.com>
15459 * doc/install.texi (*-*-solaris2*): Adjust latest change.
15461 2016-08-16 Richard Biener <rguenther@suse.de>
15463 PR tree-optimization/76783
15464 * tree-ssa-propagate.c (ssa_prop_init): Use RPO order. Clear
15465 BB visited flags at start.
15467 2016-08-16 Bin Cheng <bin.cheng@arm.com>
15469 PR tree-optimization/72817
15470 PR tree-optimization/73450
15471 * tree-ssa-loop-niter.c (number_of_iterations_ne): Check
15472 multiple_of_p for adjusted IV.base.
15474 2016-08-15 Uros Bizjak <ubizjak@gmail.com>
15477 * config/i386/sse.md (<code><mode>3<mask_name><round_saeonly_name>):
15478 Emit ieee_<ieee_maxmin><mode>3<mask_name><round_saeonly_name>
15479 for !flag_finite_math_only or flag_signed_zeros.
15480 (*<code><mode>3<mask_name><round_saeonly_name>): Rename from
15481 *<code><mode>3_finite<mask_name><round_saeonly_name>. Do not
15482 depend on flag_finite_math_only.
15483 (ieee_<ieee_maxmin><mode>3<mask_name><round_saeonly_name>):
15485 (*<code><mode>3<mask_name><round_saeonly_name>): Remove.
15486 (*ieee_smin<mode>3): Ditto.
15487 (*ieee_smax<mode>3): Ditto.
15488 * config/i386/mmx.md (mmx_<code>v2sf3): Emit
15489 mmx_ieee_<ieee_maxmin>v2sf3 for !flag_finite_math_only or
15491 (*mmx_<code>v2sf3): Rename from *mmx_<code>v2sf3_finite. Do not
15492 depend on flag_finite_math_only.
15493 (mmx_ieee_<ieee_maxmin>v2sf3): New insn pattern.
15494 (*mmx_<code>v2sf3): Remove.
15495 * config/i386/subst.md (round_saeonly_mask_arg3): New subst attribute.
15496 * config/i386/i386.c (ix86_expand_sse_fp_mimnax): Check
15497 flag_signed_zeros instead of !flag_unsafe_math_optimizations.
15499 2016-08-15 Segher Boessenkool <segher@kernel.crashing.org>
15501 PR rtl-optimization/73650
15502 * lra-constraints.c (simple_move_p): If the insn is multiple_sets
15503 it is not a simple move.
15505 2016-08-15 Martin Liska <mliska@suse.cz>
15508 * gcc.c (do_spec_1): Call save_string with the right size.
15509 (save_string): Do an assert about string we copy.
15511 2016-08-15 Richard Biener <rguenther@suse.de>
15513 * ree.c (rest_of_handle_ree): Remove redundant timevar push/pop.
15514 * config/i386/i386.c (pass_data_insert_vzeroupper): Account to
15516 (pass_data_stv): Likewise.
15518 2016-08-15 Richard Biener <rguenther@suse.de>
15520 PR tree-optimization/73434
15521 * tree-ssa-sccvn.c (vn_reference_maybe_forwprop_address): Preserve
15522 TBAA info on the base when forwarding a non-invariant address.
15524 2016-08-15 Jakub Jelinek <jakub@redhat.com>
15526 * dwarf2out.c (struct checksum_attributes): Add
15527 at_string_length_bit_size and at_string_length_byte_size fields.
15528 (collect_checksum_attributes): Handle DW_AT_string_length_bit_size
15529 and DW_AT_string_length_byte_size.
15530 (die_checksum_ordered): Handle at_string_length_bit_size and
15531 at_string_length_byte_size.
15532 (gen_array_type_die): For dwarf_version >= 5 emit
15533 DW_AT_string_length_byte_size instead of DW_AT_byte_size.
15534 (adjust_string_types): For dwarf_version >= 5 remove
15535 DW_AT_string_length_byte_size instead of DW_AT_byte_size.
15536 (resolve_addr): Likewise.
15539 * dwarf2out.c (string_types): New variable.
15540 (gen_array_type_die): Change early_dwarf handling of
15541 DW_AT_string_length, create DW_OP_call4 referencing the
15542 length var temporarily. Handle parameters that are pointers
15544 (adjust_string_types): New function.
15545 (gen_subprogram_die): Temporarily set string_types to local var,
15546 call adjust_string_types if needed.
15547 (non_dwarf_expression, copy_deref_exprloc, optimize_string_length):
15549 (resolve_addr): Adjust DW_AT_string_length if it is DW_OP_call4.
15551 2016-08-15 Eric Botcazou <ebotcazou@adacore.com>
15553 * doc/install.texi (*-*-solaris2*): Fix version number and document
15554 requirement on GNU make for building libjava with the Solaris linker.
15556 2016-08-15 Martin Liska <mliska@suse.cz>
15557 Jakub Jelinek <jakub@redhat.com>
15559 PR tree-optimization/72824
15560 * tree-loop-distribution.c (const_with_all_bytes_same)
15561 <case VECTOR_CST>: Fix a typo.
15563 2016-08-14 Uros Bizjak <ubizjak@gmail.com>
15566 * config/i386/avx512fintrin.h (_mm512_undefined_epi32):
15567 Renamed from _mm512_undefined_si512.
15568 (_mm_undefined_si512): New definition.
15570 2016-08-13 Richard Biener <rguenther@suse.de>
15572 * tree-ssa-forwprop.c (pass_forwprop::execute): Propagate
15573 into PHIs and update the lattice for its def.
15575 2016-08-12 Jakub Jelinek <jakub@redhat.com>
15578 * ubsan.c (instrument_si_overflow): Pass true instead of false
15580 (pass_ubsan::execute): Call gimple_purge_dead_eh_edges at the end
15581 of bbs. Return TODO_cleanup_cfg if any returned true.
15583 2016-08-12 Michael Meissner <meissner@linux.vnet.ibm.com>
15585 * config/rs6000/vsx.md (vsx_concat_<mode>): Add support for the
15586 ISA 3.0 MTVSRDD instruction.
15587 (vsx_splat_<mode>): Change cpu type of MTVSRDD instruction to
15590 2016-08-12 Bernd Edlinger <bernd.edlinger@hotmail.de>
15592 PR tree-optimization/71083
15593 * tree-predcom.c (ref_at_iteration): Use a COMPONENT_REF for the
15594 bitfield access when possible.
15596 2016-08-12 Patrick Palka <ppalka@gcc.gnu.org>
15598 PR middle-end/71654
15599 * match.pd ((T)A CMP (T)B -> A CMP B): Allow (T)A to be a
15600 sign-changing cast from a shorter unsigned type to a wider
15603 2016-08-12 Jakub Jelinek <jakub@redhat.com>
15605 * config/i386/sse.md (avx512dq_vextract<shuffletype>64x2_1_maskm,
15606 vec_extract_hi_<mode>_mask, vec_extract_lo_<mode>_mask,
15607 vec_extract_hi_<mode>_mask): Use Yk constraint instead of k.
15609 2016-08-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
15611 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost):
15612 Correct costs for vec_construct.
15614 2016-08-12 Bin Cheng <bin.cheng@arm.com>
15616 PR tree-optimization/69848
15617 * tree-vectorizer.h (enum vect_def_type): New condition reduction
15618 type CONST_COND_REDUCTION.
15619 * tree-vect-loop.c (vectorizable_reduction): Support new condition
15620 reudction type CONST_COND_REDUCTION.
15622 2016-08-12 Richard Biener <rguenther@suse.de>
15624 PR tree-optimization/57326
15625 * tree-ssa-pre.c (fully_constant_expression): Handle simplification
15626 returning an SSA name.
15627 (phi_translate_1): When fully_constant_expression returns a NAME
15628 make sure we have a leader for it.
15630 2016-08-12 Martin Liska <mliska@suse.cz>
15631 Adam Fineman <afineman@afineman.com>
15633 * gcov.c (process_file): Create .gcov file when .gcda
15636 2016-08-12 Marek Polacek <polacek@redhat.com>
15639 * alias.c (find_base_value): Adjust fall through comment.
15640 * cfgexpand.c (expand_debug_expr): Likewise.
15641 * combine.c (find_split_point): Likewise.
15642 (expand_compound_operation): Likewise. Add FALLTHRU.
15643 (make_compound_operation): Adjust fall through comment.
15644 (canon_reg_for_combine): Add FALLTHRU.
15645 (force_to_mode): Adjust fall through comment.
15646 (simplify_shift_const_1): Likewise.
15647 (simplify_comparison): Likewise.
15648 * config/aarch64/aarch64-builtins.c (aarch64_simd_expand_args): Add
15650 * config/aarch64/predicates.md: Likewise.
15651 * config/i386/i386.c (function_arg_advance_32): Likewise.
15652 (ix86_gimplify_va_arg): Likewise.
15653 (print_reg): Likewise.
15654 (ix86_print_operand): Likewise.
15655 (ix86_build_const_vector): Likewise.
15656 (ix86_expand_branch): Likewise.
15657 (ix86_sched_init_global): Adjust fall through comment.
15658 (ix86_expand_args_builtin): Add FALLTHRU.
15659 (ix86_expand_builtin): Likewise.
15660 (ix86_expand_vector_init_one_var): Likewise.
15661 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
15662 (rs6000_adjust_cost): Likewise.
15663 (insn_must_be_first_in_group): Likewise.
15664 * config/rs6000/rs6000.md: Likewise. Adjust fall through comment.
15665 * dbxout.c (dbxout_symbol): Adjust fall through comment.
15666 * df-scan.c (df_uses_record): Likewise.
15667 * dojump.c (do_jump): Add FALLTHRU.
15668 * dwarf2out.c (mem_loc_descriptor): Likewise. Adjust fall through
15670 (resolve_args_picking_1): Adjust fall through comment.
15671 (loc_list_from_tree_1): Likewise.
15672 * expmed.c (make_tree): Likewise.
15673 * expr.c (expand_expr_real_2): Add FALLTHRU.
15674 (expand_expr_real_1): Likewise. Adjust fall through comment.
15675 * fold-const.c (const_binop): Adjust fall through comment.
15676 (fold_truth_not_expr): Likewise.
15677 (fold_cond_expr_with_comparison): Add FALLTHRU.
15678 (fold_binary_loc): Likewise.
15679 (contains_label_1): Adjust fall through comment.
15680 (multiple_of_p): Likewise.
15681 * gcov-tool.c (process_args): Add FALLTHRU.
15682 * genattrtab.c (check_attr_test): Likewise.
15683 (write_test_expr): Likewise.
15684 * genconfig.c (walk_insn_part): Likewise.
15685 * genpreds.c (validate_exp): Adjust fall through comment.
15686 (needs_variable): Likewise.
15687 * gensupport.c (get_alternatives_number): Add FALLTHRU.
15688 (subst_dup): Likewise.
15689 * gimple-pretty-print.c (dump_gimple_assign): Likewise.
15690 * gimplify.c (gimplify_addr_expr): Adjust fall through comment.
15691 (gimplify_scan_omp_clauses): Add FALLTHRU.
15692 (goa_stabilize_expr): Likewise.
15693 * graphite-isl-ast-to-gimple.c (substitute_ssa_name): Adjust fall
15695 * hsa-gen.c (get_address_from_value): Likewise.
15696 * ipa-icf.c (sem_function::hash_stmt): Likewise.
15697 * ira.c (ira_setup_alts): Add FALLTHRU.
15698 * lra-eliminations.c (lra_eliminate_regs_1): Adjust fall through
15700 * lto-streamer-out.c (lto_output_tree_ref): Add FALLTHRU.
15701 * opts.c (common_handle_option): Likewise.
15702 * read-rtl.c (read_rtx_code): Likewise.
15703 * real.c (round_for_format): Likewise.
15704 * recog.c (asm_operand_ok): Likewise.
15705 * reginfo.c (reg_scan_mark_refs): Adjust fall through comment.
15706 * reload1.c (set_label_offsets): Likewise.
15707 (eliminate_regs_1): Likewise.
15708 (reload_reg_reaches_end_p): Likewise.
15709 * rtlanal.c (commutative_operand_precedence): Add FALLTHRU.
15710 (rtx_cost): Likewise.
15711 * sched-rgn.c (is_exception_free): Likewise.
15712 * simplify-rtx.c (simplify_rtx): Adjust fall through comment.
15713 * stor-layout.c (int_mode_for_mode): Likewise.
15714 * toplev.c (print_to_asm_out_file): Likewise.
15715 (print_to_stderr): Likewise.
15716 * tree-cfg.c (gimple_verify_flow_info): Likewise.
15717 * tree-chrec.c (chrec_fold_plus_1): Add FALLTHRU.
15718 (chrec_fold_multiply): Likewise.
15719 (evolution_function_is_invariant_rec_p): Likewise.
15720 (for_each_scev_op): Likewise.
15721 * tree-data-ref.c (siv_subscript_p): Likewise.
15722 (get_references_in_stmt): Likewise.
15723 * tree.c (find_placeholder_in_expr): Adjust fall through comment.
15724 (substitute_in_expr): Likewise.
15725 (type_cache_hasher::equal): Likewise.
15726 (walk_type_fields): Likewise.
15727 * var-tracking.c (adjust_mems): Add FALLTHRU.
15728 (set_dv_changed): Adjust fall through comment.
15729 * varasm.c (default_function_section): Add FALLTHRU.
15731 2016-08-12 Marek Polacek <polacek@redhat.com>
15734 * tree-complex.c (expand_complex_division): Add missing break.
15736 2016-08-12 Richard Biener <rguenther@suse.de>
15738 * passes.c (execute_todo): Do not push/pop TV_TODO.
15739 (execute_one_ipa_transform_pass): Move timevar push/pop TODO execution.
15740 (execute_one_pass): Likewise.
15741 * common.opt (ftime-report-details): New switch.
15742 * doc/invoke.texi (ftime-report-details): Document.
15743 * timevar.h (timer::print_row): Adjust signature.
15744 (timer::all_zero): New static helper.
15745 (timer::child_map_t): New typedef.
15746 (timer::time_var_def): Add children field.
15747 * timevar.c (timer::named_items::print): Adjust.
15748 (timer::~timer): Free timevar recorded children.
15749 (timer::pop_internal): When -ftime-report-details record
15750 time spent in sub-timevars.
15751 (timer::print_row): Adjust.
15752 (timer::print): Print sub-timevar stats, use all_zero.
15753 * timevar.def (TV_TODO): Remove.
15755 2016-08-12 Richard Biener <rguenther@suse.de>
15757 PR tree-optimization/72851
15758 * tree-ssa-propagate.c: Include cfganal.h. Rewrite block and stmt
15759 worklists to use bitmaps indexed in execution order.
15760 (executable_blocks, cfg_blocks_num, cfg_blocks_tail, cfg_blocks_head,
15761 bb_in_list, interesting_ssa_edges, varying_ssa_edges): Remove.
15762 (cfg_blocks): Make a bitmap.
15763 (bb_to_cfg_order, cfg_order_to_bb, ssa_edge_worklist, uid_to_stmt):
15765 (cfg_blocks_empty_p): Adjust.
15766 (cfg_blocks_add): Likewise.
15767 (cfg_blocks_get): Likewise.
15768 (add_ssa_edge): Likewise.
15769 (add_control_edge): Likewise.
15770 (simulate_stmt): Likewise.
15771 (process_ssa_edge_worklist): Likewise.
15772 (simulate_block): Likewise.
15773 (ssa_prop_init): Compute PRE order and stmt UIDs.
15774 (ssa_prop_fini): Adjust.
15775 (ssa_propagate): Adjust.
15777 2016-08-12 Richard Biener <rguenther@suse.de>
15779 * tree-vrp.c (vrp_visit_phi_node): Allow a last iteration if
15780 the currently executable edges have fixed ranges. Always
15781 go through update_value_range.
15783 2016-08-12 Alexandre Oliva <aoliva@redhat.com>
15787 (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Const_tree-ify.
15788 (LANG_HOOKS_FUNCTION_DECL_DELETED_P): Likewise.
15789 (LANG_HOOKS_FUNCTION_DECL_DEFAULTED): Set default.
15790 (LANG_HOOKS_DECLS): Add it.
15791 * langhooks.h (struct lang_hooks_for_decls): Add
15792 function_decl_defaulted. Const_tree-ify
15793 function_decl_explicit_p and function_decl_deleted_p.
15794 * dwarf2out.c (gen_subprogram_die): Add DW_AT_defaulted
15795 attribute. Add DW_AT_deleted instead of DW_AT_GNU_deleted,
15796 also at strict DWARF v5.
15799 * dwarf2out.c (decl_quals): Don't map TREE_READONLY to
15800 TYPE_QUAL_CONST in reference-typed decls.
15803 * dwarf2out.c (loc_list_from_tree_1): Expand some CONSTRUCTORs
15804 in DW_OP_pieces, just enough to handle pointers to member
15806 (gen_remaining_tmpl_value_param_die_attribute): Use a location
15807 expression on DWARFv5 if a constant value doesn't work.
15809 2016-08-11 David Malcolm <dmalcolm@redhat.com>
15811 * selftest-run-tests.c (selftest::run_tests): Call selftest_c_tests.
15812 * selftest.c (selftest::test_assertions): New function.
15813 (selftest::selftest_c_tests): New function.
15814 * selftest.h (selftest::selftest_c_tests): New declaration.
15816 2016-08-11 Richard Biener <rguenther@suse.de>
15817 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
15819 PR rtl-optimization/72855
15820 * df-core.c (df_verify): Turn off DF_VERIFY_SCHEDULED at end.
15822 2016-08-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
15825 * vsx.md (vsx_load_<mode>): For P8LE, emit swaps at expand time.
15826 (vsx_store_<mode>): Likewise.
15828 2015-08-11 H.J. Lu <hongjiu.lu@intel.com>
15830 * config/i386/i386.c (timode_scalar_to_vector_candidate_p): Allow
15831 TImode CONST_WIDE_INT store.
15832 (timode_scalar_chain::convert_insn): Handle CONST_WIDE_INT store.
15834 2015-08-11 H.J. Lu <hongjiu.lu@intel.com>
15836 * config/i386/i386.h (MOVE_MAX_PIECES): Use TImode in 64-bit
15837 mode if unaligned SSE load and store are optimal.
15839 2016-08-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
15841 PR tree-optimization/71083
15842 * tree-predcom.c (ref_at_iteration): Correctly align the
15845 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
15847 * config/s390/s390-builtin-types.def: Add INT128 types.
15848 * config/s390/s390-builtins.def: Add INT128 variants for the add
15849 sub low-level builtins dealing with TImode.
15850 * config/s390/s390.c (s390_expand_builtin): Allow mode conversions
15851 via subreg when expanding a builtin.
15852 * config/s390/s390.md: Remove UNSPEC_VEC_ADDC_U128,
15853 UNSPEC_VEC_SUB_U128, and UNSPEC_VEC_SUBC_U128 constants.
15855 * config/s390/vecintrin.h: Adjust builtin names accordingly.
15856 * config/s390/vx-builtins.md ("vec_add_u128"): Remove expander.
15857 ("vec_addc<mode>", "vec_addc_u128"): Merge to
15858 "vacc<bhfgq>_<mode>".
15859 ("vec_adde_u128"): Rename to "vacq". Change mode to TImode.
15860 ("vec_addec_u128"): Rename to "vacccq". Change mode to TImode.
15861 ("vec_subc<mode>", "vec_subc_u128"): Merge to
15862 "vscbi<bhfgq>_<mode>".
15863 ("vec_sube_u128"): Rename to "vsbiq". Change mode to TImode.
15864 ("vec_subec_u128"): Rename to "vsbcbiq". Change mode to TImode.
15866 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
15868 * config/s390/s390-builtins.def: Mark last operand of s390_vlvg*
15870 2016-08-11 Bin Cheng <bin.cheng@arm.com>
15872 * config/aarch64/aarch64-simd.md (vcond<mode><mode>): Delete
15873 unused declaration.
15874 (vcond<v_cmp_mixed><mode>): Ditto.
15875 (vcondu<mode><mode>, vcondu<mode><v_cmp_mixed>): Ditto.
15877 2016-08-11 Bin Cheng <bin.cheng@arm.com>
15879 * config/aarch64/aarch64-simd.md (vec_cmp<mode><v_cmp_result>): Init
15880 variable explicitly, also assert on it before use.
15882 2016-08-11 Richard Biener <rguenther@suse.de>
15884 PR tree-optimization/72772
15885 * cfgloopmanip.c (create_preheader): Use split_edge if there
15886 is a single loop entry, avoiding degenerate PHIs.
15888 2016-08-11 Richard Biener <rguenther@suse.de>
15890 * tree-ssa-threadbackward.c (pass_data_thread_jumps): Remove
15891 unconditional TODO_cleanup_cfg.
15892 (pass_thread_jumps::execute): Initialize loops, perform a CFG
15893 cleanup only if we threaded a jump.
15895 2016-08-11 Alan Modra <amodra@gmail.com>
15898 * lra-constraints.c (simplify_operand_subreg): Allow subreg
15899 mode for mem when SLOW_UNALIGNED_ACCESS if inner mode is also
15900 slow. Emit two reloads for slow mem case, first loading in
15901 fast innermode, then converting to required mode.
15903 2016-08-10 Kelvin Nilsen <kelvin@gcc.gnu.org>
15905 * config/rs6000/altivec.h (vec_extract_exp): New macro.
15906 (vec_extract_sig): New macro.
15907 (vec_insert_exp): New macro.
15908 (vec_test_data_class): New macro.
15909 (scalar_extract_exp): New macro.
15910 (scalar_extract_sig): New macro.
15911 (scalar_insert_exp): New macro.
15912 (scalar_test_data_class): New macro.
15913 (scalar_test_neg): New macro.
15914 (scalar_cmp_exp_gt): New macro.
15915 (scalar_cmp_exp_lt): New macro.
15916 (scalar_cmp_exp_eq): New macro.
15917 (scalar_cmp_exp_unordered): New macro.
15918 * config/rs6000/predicates.md (u7bit_cint_operand): New predicate
15919 to enforce constraint that operand is a 7-bit unsigned literal.
15920 * config/rs6000/rs6000-builtin.def (BU_P9V_64BIT_VSX_1): New macro
15921 for power9 built-ins.
15922 (BU_P9V_VSX_2): Likewise.
15923 (BU_P9V_64BIT_VSX_2): Likewise.
15924 (VSEEDP): Add scalar extract exponent support.
15925 (VSEESP): Add scalar extract signature support.
15926 (VSTDCNDP): Add scalar test negative support.
15927 (VSTDCNSP): Likewise.
15928 (VSIEDP): Add scalar insert exponent support.
15929 (VSCEDPGT): Add scalar compare exponent greater than support.
15930 (VSCEDPLT): Add scalar compare exponent less than support.
15931 (VSCEDPEQ): Add scalar compare exponent test-for-equality support.
15932 (VSCEDPUO): Add scalar compare exponent test-for-unordered support.
15933 (VSTDCDP): Add scalar test data class support.
15934 (VSTDCSP): Likewise.
15935 (VSEEDP): Add overload support for scalar extract exponent
15937 (VSESDP): Add overload support for scalar extract signature
15939 (VSTDCN): Add overload support for scalar test negative
15941 (VSTDCNDP): Add overload support for scalar test negative
15943 (VSTDCNSP): Add overload support for scalar test negative
15945 (VSIEDP): Add overload support for scalar insert exponent
15947 (VSTDC): Add overload support for scalar test data class
15949 (VSTDCDP): Add overload support for scalar test data class
15951 (VSTDCSP): Add overload support for scalar test data class
15953 (VSCEDPGT): Add overload support for scalar compare exponent
15954 greater than operation.
15955 (VSCEDPLT): Add overload support for scalar compare exponent
15956 less than operation.
15957 (VSCEDPEQ): Add overload support for scalar compare exponent
15958 test-for-equality operation.
15959 (VSCEDPUO): Add overload support for scalar compare exponent
15960 test-for-unordered operation.
15961 (VEEDP): Add vector extract exponent support.
15963 (VESDP): Add vector extract significand support.
15965 (VIEDP): Add vector insert exponent support.
15967 (VTDCDP): Add vector test data class support.
15968 (VTDCSP): Likewise.
15969 (VES): Add overload support for vector extract significand operation.
15972 (VEE): Add overload support for vector extract exponent operation.
15975 (VTDC): Add overload support for vector test data class operation.
15976 (VTDCDP): Likewise.
15977 (VTDCSP): Likewise.
15978 (VIE): Add overload support for vector insert exponent operation.
15981 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
15982 overloaded binary floating point functions.
15983 (altivec_resolve_overloaded_builtin): Improve error messages to
15984 distinguish between functions not supported in the current
15985 compiler configuration and functions that were invoked with an
15986 invalid parameter combination, and include the built-in function
15987 name in both error messages.
15988 * config/rs6000/rs6000-protos.h (rs6000_overloaded_builtin_name):
15990 * config/rs6000/rs6000.c (rs6000_overloaded_builtin_name): New
15992 (rs6000_expand_binop_builtin): Add check to enforce that argument
15993 2 of the test data class operations is a 7-bit unsigned literal.
15994 (rs6000_invalid_builtin): Add code to issue an error message if a
15995 built-in function that requires the power9_vector and -m32
15996 command-line options is compiled without these options.
15997 * config/rs6000/vsx.md (UNSPEC_VSX_SXEXPDP): New value.
15998 (UNSPEC_VSX_SXSIGDP): New value.
15999 (UNSPEC_VSX_SXSIGPDP): New value.
16000 (UNSPEC_VSX_SIEXPDP): New value.
16001 (UNSPEC_VSX_SCMPEXPDP): New value.
16002 (UNSPEC_VSX_STSTDC): New value.
16003 (UNSPEC_VSX_VXEXP): New value.
16004 (UNSPEC_VSX_VXSIG): New value.
16005 (UNSPEC_VSX_VIEXP): New value.
16006 (UNSPEC_VSX_VTSTDC): New value.
16007 (xsxexpdp): New insn for scalar extract exponent.
16008 (xsxsigdp): New insn for scalar extract significand.
16009 (xsiexpdp): New insn for scalar insert exponent.
16010 (xscmpexpdp_<code>): New expansion for scalar compare exponents.
16011 (*xscmpexpdp): New insn for scalar compare exponents.
16012 (xststdc<Fvsx): New expansion for both single- and
16013 double-precision scalar test data class operations.
16014 (xststdcneg<Fvsx>): New expansion for both single- and
16015 double-precision scalar test for negative value operations.
16016 (*xststdc<Fvsx>): New insn for scalar test data class
16018 (xvxexp<VSs>): New insn for single- and double-precision
16019 vector extract exponent operation.
16020 (xvxsig<VSs>): New insn for single- and double-precision
16021 vector extract significand operation.
16022 (xviexp<VSs>): New insn for single- and double-precision
16023 vector insert exponent operation.
16024 (xvtstdc<VSs>): New insn for single- and double-precision
16025 vector test data class operation.
16026 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
16027 built-in functions to represent the Power9 binary floating-point
16028 support instructions.
16030 2016-08-10 bin cheng <bin.cheng@arm.com>
16032 * doc/sourcebuild.texi (@item vect_cond_mixed): New item.
16034 2016-08-10 Alan Lawrence <alan.lawrence@arm.com>
16035 Renlin Li <renlin.li@arm.com>
16036 Bin Cheng <bin.cheng@arm.com>
16038 * config/aarch64/iterators.md (V_cmp_mixed, v_cmp_mixed): New.
16039 * config/aarch64/aarch64-simd.md (<su><maxmin>v2di3): Call
16040 gen_vcondv2div2di instead of gen_aarch64_vcond_internalv2div2di.
16041 (aarch64_vcond_internal<mode><mode>): Delete pattern.
16042 (aarch64_vcond_internal<VDQF_COND:mode><VDQF:mode>): Ditto.
16043 (vcond<v_cmp_result><mode>): Ditto.
16044 (vcond<mode><mode>): Re-implement using vec_cmp and vcond_mask.
16045 (vcondu<mode><mode>): Ditto.
16046 (vcond<v_cmp_mixed><mode>): New pattern.
16047 (vcondu<mode><v_cmp_mixed>): New pattern.
16048 (aarch64_cmtst<mode>): Revise comment using aarch64_vcond instead
16049 of aarch64_vcond_internal.
16051 2016-08-10 Alan Lawrence <alan.lawrence@arm.com>
16052 Renlin Li <renlin.li@arm.com>
16053 Bin Cheng <bin.cheng@arm.com>
16055 * config/aarch64/aarch64-simd.md (vec_cmp<mode><mode>): New pattern.
16056 (vec_cmp<mode><v_cmp_result>): New pattern.
16057 (vec_cmpu<mode><mode>): New pattern.
16058 (vcond_mask_<mode><v_cmp_result>): New pattern.
16060 2016-08-10 Yuri Rumyantsev <ysrumyan@gmail.com>
16062 PR tree-optimization/71734
16063 * tree-ssa-loop-im.c (ref_indep_loop_p): Add new argument
16064 REF_LOOP, invoke ref_indep_loop_p_1.
16065 (outermost_indep_loop): Pass LOOP argumnet where REF was defined
16066 to ref_indep_loop_p.
16067 (ref_indep_loop_p_1): Fix commentary, add argument REF_LOOP,
16068 combine it with ref_indep_lopp_p_2, update SAFELEN if only REF
16069 is inside LOOP, do not cache dpendence value for loops with
16071 (ref_indep_loop_p_2): Delete function.
16072 (can_sm_ref_p): Pass LOOP as additional argument to
16075 2016-08-10 Michael Meissner <meissner@linux.vnet.ibm.com>
16078 * config/rs6000/rs6000.c (mem_operand_ds_form): Add check for op
16079 being an offsettable address.
16081 2016-08-10 Martin Liska <mliska@suse.cz>
16083 PR gcov-profile/58306
16084 * tree-profile.c (gimple_init_edge_profiler): Create conditionally
16085 atomic variants of profile update functions.
16087 2016-08-10 Martin Liska <mliska@suse.cz>
16089 Cherry picked (and modified) from google-4_7 branch
16090 2012-12-26 Rong Xu <xur@google.com>
16091 * common.opt (fprofile-update): Add new flag.
16092 * coretypes.h: Define enum profile_update.
16093 * doc/invoke.texi: Document -fprofile-update.
16094 * gcov-io.h: Declare GCOV_TYPE_ATOMIC_FETCH_ADD and
16095 GCOV_TYPE_ATOMIC_FETCH_ADD_FN.
16096 * tree-profile.c (gimple_init_edge_profiler): Generate
16097 also atomic profiler update.
16098 (gimple_gen_edge_profiler): Likewise.
16100 2016-08-10 David Malcolm <dmalcolm@redhat.com>
16102 * toplev.c (finalize): Set aux_info_file, asm_out_file, and
16103 stack_usage_file to NULL after fclose calls.
16105 2016-08-10 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
16108 * reload.c (push_reload): Compute subreg_in_class for
16109 subregs of constants and plus expressions. Remove special
16110 handling of SYMBOL_REFs.
16112 2016-08-10 Alan Modra <amodra@gmail.com>
16115 * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Return
16116 SImode for TARGET_E500_DOUBLE when given SImode.
16118 2016-08-09 David Wohlferd <dw@LimeGreenSocks.com>
16120 * config/i3836/avx512fintrin.h (_mm512_cvtsepi64_epi32): Remove
16121 unused variable __O.
16123 2016-08-09 Martin Liska <mliska@suse.cz>
16125 * doc/gcov.texi: Change _gcov_dump to __gcov_dump and
16126 _gcov_reset to __gcov_reset.
16127 * doc/gcov-tool.texi: Fix typo.
16129 2016-08-09 Martin Liska <mliska@suse.cz>
16131 * value-prof.c (gimple_divmod_values_to_profile): Do not
16132 instrument MOD histogram if a value is not a SSA name.
16134 2016-08-09 Martin Liska <mliska@suse.cz>
16136 * value-prof.c (dump_histogram_value): Swap pow2 and non-pow2
16139 2016-08-09 Renlin Li <renlin.li@arm.com>
16141 PR middle-end/64971
16142 * calls.c (prepare_call_address): Convert funexp to Pmode when
16144 * config/aarch64/aarch64.md (sibcall): Remove fix for PR 64971.
16145 (sibcall_value): Likewise.
16147 2016-08-09 Marek Polacek <polacek@redhat.com>
16150 * cselib.c (cselib_expand_value_rtx_1): Add return.
16151 * gengtype.c (dbgprint_count_type_at): Likewise.
16152 * hsa-gen.c (gen_hsa_insn_for_internal_fn_call): Likewise.
16153 * reg-stack.c (get_true_reg): Restructure to avoid fallthrough warning.
16155 2016-08-09 Martin Jambor <mjambor@suse.cz>
16158 * ipa-polymorphic-call.c (get_dynamic_type): Bail out gracefully
16159 if instance is a MEM_REF.
16161 2016-08-09 Uros Bizjak <ubizjak@gmail.com>
16164 * config/i386/i386.md (*movtf_internal): Use
16165 lra_in_progress || reload_completed instead of !can_create_pseudo_p
16166 in the insn constraint.
16167 (*movxf_internal): Ditto.
16168 (*movdf_internal): Ditto.
16169 (*movsf_internal): Ditto.
16171 2016-08-09 Bin Cheng <bin.cheng@arm.com>
16173 PR tree-optimization/72772
16174 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
16177 2016-08-09 Bin Cheng <bin.cheng@arm.com>
16179 PR tree-optimization/72772
16180 * tree-ssa-loop-niter.h (simplify_using_initial_conditions): Delete
16182 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Delete
16183 parameter STOP and update calls. Move expand_simple_operations
16184 function call from here...
16185 (simplify_using_initial_conditions): ...to here. Delete parameter
16187 (tree_simplify_using_condition): Delete parameter STOP.
16188 * tree-scalar-evolution.c (simple_iv_with_niters): Update call to
16189 simplify_using_initial_conditions.
16191 2016-08-09 Matthew Fortune <matthew.fortune@imgtec.com>
16194 * config/mips/mips.c (mips_atomic_assign_expand_fenv):
16195 Use create_tmp_var_raw instead of create_tmp_var.
16197 2016-08-09 Richard Biener <rguenther@suse.de>
16199 * tree-ssa-threadbackward.c (profitable_jump_thread_path):
16200 Treat same SSA names related.
16202 2016-08-09 Jakub Jelinek <jakub@redhat.com>
16204 PR tree-optimization/72824
16205 * tree-loop-distribution.c (const_with_all_bytes_same): Verify
16206 real_zerop is not negative.
16208 2016-08-09 Richard Biener <rguenther@suse.de>
16210 PR tree-optimization/71802
16211 * tree-cfgcleanup.c (cleanup_tree_cfg_bb): Make sure to catch
16212 all merge opportunities with the predecessor.
16214 2016-08-09 Richard Biener <rguenther@suse.de>
16217 * ipa-prop.c (ipa_modify_formal_parameters): Build
16218 parameter types with natural alignment also for the
16221 2016-08-08 Andi Kleen <ak@linux.intel.com>
16223 * tree-vrp.c (get_single_symbol): Always initialize inv and neg.
16225 2016-08-08 David Malcolm <dmalcolm@redhat.com>
16228 * langhooks-def.h (LANG_HOOKS_RUN_LANG_SELFTESTS): New default
16229 do-nothing langhook.
16230 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_RUN_LANG_SELFTESTS.
16231 * langhooks.h (struct lang_hooks): Add run_lang_selftests.
16232 * selftest-run-tests.c: Include "tree.h" and "langhooks.h".
16233 (selftest::run_tests): Call lang_hooks.run_lang_selftests.
16235 2016-08-08 David Malcolm <dmalcolm@redhat.com>
16238 * input.c: Ensure that HAVE_ICONV is defined.
16240 2016-08-08 Jakub Jelinek <jakub@redhat.com>
16242 PR middle-end/72781
16243 * omp-low.c (lower_lastprivate_clauses): Set TREE_NO_WARNING on the
16244 private vars for lastprivate and for linear iterator.
16246 PR middle-end/68762
16247 * omp-simd-clone.c: Include varasm.h.
16248 (simd_clone_create): Copy over DECL_COMDAT, DECL_WEAK, DECL_EXTERNAL,
16249 DECL_VISIBILITY, DECL_VISIBILITY_SPECIFIED, DECL_DLLIMPORT_P and for
16250 DECL_ONE_ONLY call make_decl_one_only. Fix up spelling in comment and
16251 update function name.
16253 2016-07-29 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
16255 * config/avr/driver-avr.c (specfiles_doc_url): Remove.
16256 (avr_diagnose_devicespecs_error): Remove.
16257 (avr_devicespecs_file): Remove composing absolute path for specfile
16258 and its verbose info. Remove conditions to check specs-file,
16260 2016-08-08 Jakub Jelinek <jakub@redhat.com>
16262 PR rtl-optimization/72821
16263 * lra-spills.c (regno_in_use_p): Don't use BLOCK_FOR_INSN on barriers,
16264 just return false for them.
16266 2016-08-08 Alan Modra <amodra@gmail.com>
16269 * config/rs6000/rs6000.c (toc_relative_expr_p): Allow (lo_sum (high))
16270 toc refs created during reload. Update function comment.
16272 2016-08-08 Alan Modra <amodra@gmail.com>
16275 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Sort
16276 alternatives. Put loads first, then stores, and reg/reg moves
16277 within same class later. Delete attr length.
16279 2016-08-08 Alan Modra <amodra@gmail.com>
16282 * config/rs6000/rs6000.c (mem_operand_gpr): Remove vsx dform test.
16283 (mem_operand_ds_form): New predicate.
16284 * config/rs6000/rs6000-protos.h (mem_operand_ds_form): Declare.
16285 * config/rs6000/constraints.md (wY): Use mem_operand_df_form.
16286 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): Delete.
16287 * config/rs6000/rs6000.md (f32_lm2, f32_sm2): Use wY for SF.
16288 (extendsfdf2_fpr): Replace o constraint with wY.
16290 2016-08-07 Jan Hubicka <hubicka@ucw.cz>
16292 * tree-ssa-threadbackward.c: Include tree-inline.h
16293 (profitable_jump_thread_path): Use estimate_num_insns to estimate
16294 size of copied block; for cold paths reduce duplication.
16295 (find_jump_threads_backwards): Remove redundant tests.
16296 (pass_thread_jumps::gate): Enable for -Os.
16298 2016-08-07 Jakub Jelinek <jakub@redhat.com>
16301 * stor-layout.c (layout_decl): Fix up formatting.
16302 (relayout_decl): Allow DECL to be FIELD_DECL.
16304 2016-08-07 Alan Modra <amodra@gmail.com>
16306 * config/rs6000/rs6000.md (fix_trunc<mode>si2): Fix mode of reg.
16308 2016-08-07 Kugan Vivekanandarajah <kuganv@linaro.org>
16310 * data-streamer-in.c (streamer_read_wide_int): New.
16311 (streamer_read_widest_int): Renamed function.
16312 * data-streamer-out.c (streamer_write_wide_int): New
16313 (streamer_write_widest_int): Renamed function.
16314 * lto-streamer-in.c (streamer_read_wi): Renamed and moved to
16316 (input_cfg): Call renamed function.
16317 * lto-streamer-out.c (streamer_write_wi): Renamed and moved to
16319 (output_cfg): Call renamed function.
16320 * data-streamer.h: Add declarations.
16322 2016-08-08 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
16324 * tree-ssa-ccp.c (extend_mask): New param sgn.
16325 Remove ORing with wi::mask.
16326 (get_default_value): Adjust call to extend_mask to pass sign.
16327 (evaluate_stmt): Likewise.
16329 2016-08-06 Jakub Jelinek <jakub@redhat.com>
16331 * gcov.c (handle_cycle): Use INTTYPE_MAXIMUM (int64_t) instead of
16334 2016-08-06 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
16336 * match.pd ((intptr_t) x eq/ne CST to x eq/ne (typeof x) cst): Disable
16337 transform if operand's type is pointer to function or method.
16339 2016-08-05 Patrick Palka <ppalka@gcc.gnu.org>
16341 PR tree-optimization/18046
16342 * tree-ssa-threadedge.c: Include cfganal.h.
16343 (simplify_control_statement_condition): If simplifying a
16344 GIMPLE_SWITCH, replace the index operand of the GIMPLE_SWITCH
16345 with the dominating ASSERT_EXPR before handing it off to VRP.
16346 Mention that a CASE_LABEL_EXPR may be returned.
16347 (thread_around_empty_blocks): Adjust to handle
16348 simplify_control_statement_condition() returning a
16350 (thread_through_normal_block): Likewise.
16351 * tree-vrp.c (simplify_stmt_for_jump_threading): Simplify
16352 a switch statement by trying to determine which case label
16355 2016-08-05 Vladimir Makarov <vmakarov@redhat.com>
16357 PR rtl-optimization/69847
16358 * lra-constraints.c (process_invariant_for_inheritance): Save
16359 pattern instead of src.
16360 (remove_inheritance_pseudos): Use the pattern. Add assert.
16362 2016-08-05 David Malcolm <dmalcolm@redhat.com>
16364 * input.c (string_concat::string_concat): New constructor.
16365 (string_concat_db::string_concat_db): New constructor.
16366 (string_concat_db::record_string_concatenation): New method.
16367 (string_concat_db::get_string_concatenation): New method.
16368 (string_concat_db::get_key_loc): New method.
16369 (class auto_cpp_string_vec): New class.
16370 (get_substring_ranges_for_loc): New function.
16371 (get_source_range_for_substring): New function.
16372 (get_num_source_ranges_for_substring): New function.
16373 (class selftest::lexer_test_options): New class.
16374 (struct selftest::lexer_test): New struct.
16375 (class selftest::ebcdic_execution_charset): New class.
16376 (selftest::ebcdic_execution_charset::s_singleton): New variable.
16377 (selftest::lexer_test::lexer_test): New constructor.
16378 (selftest::lexer_test::~lexer_test): New destructor.
16379 (selftest::lexer_test::get_token): New method.
16380 (selftest::assert_char_at_range): New function.
16381 (ASSERT_CHAR_AT_RANGE): New macro.
16382 (selftest::assert_num_substring_ranges): New function.
16383 (ASSERT_NUM_SUBSTRING_RANGES): New macro.
16384 (selftest::assert_has_no_substring_ranges): New function.
16385 (ASSERT_HAS_NO_SUBSTRING_RANGES): New macro.
16386 (selftest::test_lexer_string_locations_simple): New function.
16387 (selftest::test_lexer_string_locations_ebcdic): New function.
16388 (selftest::test_lexer_string_locations_hex): New function.
16389 (selftest::test_lexer_string_locations_oct): New function.
16390 (selftest::test_lexer_string_locations_letter_escape_1): New function.
16391 (selftest::test_lexer_string_locations_letter_escape_2): New function.
16392 (selftest::test_lexer_string_locations_ucn4): New function.
16393 (selftest::test_lexer_string_locations_ucn8): New function.
16394 (selftest::uint32_from_big_endian): New function.
16395 (selftest::test_lexer_string_locations_wide_string): New function.
16396 (selftest::uint16_from_big_endian): New function.
16397 (selftest::test_lexer_string_locations_string16): New function.
16398 (selftest::test_lexer_string_locations_string32): New function.
16399 (selftest::test_lexer_string_locations_u8): New function.
16400 (selftest::test_lexer_string_locations_utf8_source): New function.
16401 (selftest::test_lexer_string_locations_concatenation_1): New
16403 (selftest::test_lexer_string_locations_concatenation_2): New
16405 (selftest::test_lexer_string_locations_concatenation_3): New
16407 (selftest::test_lexer_string_locations_macro): New function.
16408 (selftest::test_lexer_string_locations_stringified_macro_argument):
16410 (selftest::test_lexer_string_locations_non_string): New function.
16411 (selftest::test_lexer_string_locations_long_line): New function.
16412 (selftest::test_lexer_char_constants): New function.
16413 (selftest::input_c_tests): Call the new test functions once per
16414 case within the line_table test matrix.
16415 * input.h (struct string_concat): New struct.
16416 (struct location_hash): New struct.
16417 (class string_concat_db): New class.
16418 * substring-locations.h: New header.
16420 2016-08-05 Patrick Palka <ppalka@gcc.gnu.org>
16422 PR tree-optimization/72810
16423 * tree-vrp.c (simplify_switch_using_ranges): Avoid changing
16424 the type of the case labels when truncating.
16426 2016-08-05 James Greenhalgh <james.greenhalgh@arm.com>
16429 * config/aarch64/aarch64.h (aarch64_fp16_type_node): Declare.
16430 (aarch64_fp16_ptr_type_node): Likewise.
16431 * config/aarch64/aarch64-simd-builtins.c
16432 (aarch64_fp16_ptr_type_node): Define.
16433 (aarch64_init_fp16_types): New, refactored out of...
16434 (aarch64_init_builtins): ...here, update to call
16435 aarch64_init_fp16_types.
16436 * config/aarch64/aarch64.c (aarch64_gimplify_va_arg_expr): Handle
16438 (aapcs_vfp_sub_candidate): Likewise.
16440 2016-08-05 Martin Liska <mliska@suse.cz>
16441 Joshua Cranmer <Pidgeot18@gmail.com>
16443 * gcov.c (line_t::has_block): New function.
16444 (enum loop_type): New enum.
16445 (handle_cycle): New function.
16446 (unblock): Likewise.
16447 (circuit): Likewise.
16448 (get_cycles_count): Likewise.
16449 (accumulate_line_counts): Use new loop detection algorithm.
16451 2016-08-05 Martin Liska <mliska@suse.cz>
16453 * gcov.c (output_intermediate_file): Rename
16454 function_info::line_next to next_file_fn.
16455 (process_file): Likewise.
16456 (read_graph_file): Likewise.
16457 (accumulate_line_counts): Likewise.
16458 (output_lines): Likewise.
16460 2016-08-05 Richard Biener <rguenther@suse.de>
16462 * tree-ssa-threadupdate.c (thread_block_1): Remove unnecessary
16463 restriction on threading to a loop header.
16465 2016-08-05 Richard Biener <rguenther@suse.de>
16467 * tree-cfgcleanup.c (tree_forwarder_block_p): Use bb_loop_header_p.
16468 * cfghooks.c (force_nonfallthru): If we ended up splitting a latch
16469 adjust loop info accordingly.
16471 2016-08-05 Kugan Vivekanandarajah <kuganv@linaro.org>
16473 * tree-vrp.c (extract_range_basic): Check cfun->after_inlining
16474 before folding call to __builtin_constant_p with parameters to false.
16476 2016-08-05 Alan Modra <amodra@gmail.com>
16478 * config/rs6000/rs6000.c (rs6000_preferred_reload_class): Delete
16479 code accidentally committed 2016-05-02 providing class when given
16482 2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
16484 * tree-vrp.c (simplify_switch_using_ranges): Try to truncate
16485 the case label ranges that partially overlap with OP's value
16488 2016-08-04 Uros Bizjak <ubizjak@gmail.com>
16491 * config/i386/avx512fintrin.h (_mm512_cmp_epi32_mask) [!__OPTIMIZE__]:
16492 Cast builtin function result to __mmask16 instead of __mmask8.
16493 (_mm512_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto.
16494 (_mm512_mask_cmp_epi32_mask) [!__OPTIMIZE__]: Ditto.
16495 (_mm512_mask_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto.
16497 2016-08-04 David Malcolm <dmalcolm@redhat.com>
16499 * selftest.h (ASSERT_TRUE): Reimplement in terms of...
16500 (ASSERT_TRUE_AT): New macro.
16501 (ASSERT_FALSE): Reimplement in terms of...
16502 (ASSERT_FALSE_AT): New macro.
16503 (ASSERT_STREQ_AT): Fix typo in comment.
16505 2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
16507 * gimple.c (preprocess_case_label_vec_for_gimple): When the case
16508 labels are exhaustive, designate the label with the widest
16509 range to be the default label.
16511 2016-08-04 Andrew Pinski <apinski@cavium.com>
16513 * config/aarch64/aarch64.c (thunderx_vector_cost): New variable.
16514 (thunderx_tunings): Use thunderx_vector_cost instead of
16515 generic_vector_cost.
16517 2016-08-04 Martin Liska <mliska@suse.cz>
16519 * gcov.c (main): Fix GNU coding style.
16520 (output_intermediate_file): Likewise.
16521 (process_file): Likewise.
16522 (generate_results): Likewise.
16523 (release_structures): Likewise.
16524 (create_file_names): Likewise.
16525 (find_source): Likewise.
16526 (read_graph_file): Likewise.
16527 (find_exception_blocks): Likewise.
16528 (canonicalize_name): Likewise.
16529 (make_gcov_file_name): Likewise.
16530 (mangle_name): Likewise.
16531 (accumulate_line_counts): Likewise.
16532 (output_branch_count): Likewise.
16533 (read_line): Likewise.
16535 2016-08-04 Bernd Edlinger <bernd.edlinger@hotmail.de>
16537 PR rtl-optimization/71779
16538 * emit-rtl.c (set_reg_attrs_from_value): Only propagate REG_POINTER,
16539 if the value was sign-extended according to POINTERS_EXTEND_UNSIGNED
16540 or if it was truncated.
16542 PR rtl-optimization/70903
16543 * cse.c (cse_insn): If DEST is a paradoxical SUBREG, don't record DEST.
16545 2016-08-04 Kugan Vivekanandarajah <kuganv@linaro.org>
16547 * tree-inline.c (remap_ssa_name): Check for POINTER_TYPE_P before
16548 accessing SSA_NAME_PTR_INFO.
16550 2016-08-04 Georg-Johann Lay <avr@gjlay.de>
16553 * common/config/avr/avr-common.c (avr_option_optimization_table)
16554 [OPT_LEVELS_ALL]: Turn off -fcaller-saves.
16556 2016-08-04 Georg-Johann Lay <avr@gjlay.de>
16559 * config/avr/avr.md: New pattern to work around do_store_flag
16560 generating shift instructions for bit extractions.
16562 2016-08-04 Kugan Vivekanandarajah <kuganv@linaro.org>
16564 * tree-vrp.c (set_value_range): Use vrp_equiv_obstack with
16566 (add_equivalence): Likewise.
16567 (get_value_range): Allocate value range with vrp_value_range_pool.
16568 (vrp_initialize): Initialize vrp_equiv_obstack for equiv allocation.
16569 (vrp_finalize): Relase vrp_equiv_obstack and vrp_value_range_pool.
16571 2016-08-03 Peter Bergner <bergner@vnet.ibm.com>
16573 * config/rs6000/rs6000.c (rs6000_option_override_internal): Make LRA
16574 the default for the rs6000 port.
16576 2016-08-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
16578 PR middle-end/71876
16579 * calls.c (special_function_p): Remove special handling of
16580 "setjmp_syscall", "qsetjmp", "longjmp", "siglongjmp" and the
16581 prefix "__x". Recognize "savectx", "vfork" and "getcontext" only
16582 without prefix. Remove potentially unsafe ECF_LEAF and ECF_NORETURN.
16584 2016-08-03 Vladimir Makarov <vmakarov@redhat.com>
16586 PR middle-end/72778
16587 * lra-spills.c (regno_in_use_p): Check bb and regno modification.
16588 Don't stop on regular insns.
16590 2016-08-03 Nathan Sidwell <nathan@codesourcery.com>
16592 * config/nvptx/nvptx.c (nvptx_declare_function_name): Round frame
16593 size to DImode boundary.
16594 (nvptx_propagate): Likewise.
16596 2016-08-03 Alan Modra <amodra@gmail.com>
16598 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Make scalar
16599 float access depend on TARGET_EFFICIENT_UNALIGNED_VSX.
16600 * config/rs6000/rs6000.opt (-mefficient-unaligned-vsx): Renamed
16601 from -mefficient-unaligned-vector. Note that this affects fp too.
16603 2016-08-03 Alan Modra <amodra@gmail.com>
16605 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make unaligned mem
16608 2016-08-03 Alan Modra <amodra@gmail.com>
16610 * config/rs6000/rs6000.md (fix_trunc<mode>si2): Force source operand
16611 to a reg. Localize vars.
16613 2016-08-03 Alan Modra <amodra@gmail.com>
16615 * config/rs6000/rs6000.opt: Remove negatives from help strings
16618 2016-08-03 Alan Modra <amodra@gmail.com>
16620 * config/rs6000/rs6000.c (rs6000_secondary_reload_direct_move):
16621 Delete duplicated code.
16623 2016-08-02 Vladimir Makarov <vmakarov@redhat.com>
16625 PR middle-end/72778
16626 * lra-spills.c (regno_in_use_p): New.
16627 (lra_final_code_change): Use it.
16629 2016-08-02 Vladimir Makarov <vmakarov@redhat.com>
16631 PR rtl-optimization/69847
16632 * lra-int.h (struct lra-reg): Use restore_rtx instead of
16634 (lra_rtx_hash): New.
16635 * lra.c (initialize_lra_reg_info_element): Use restore_rtx instead
16637 (lra_rtx_hash): Rename and move lra-remat.c::rtx_hash.
16638 * lra-remat.c (rtx_hash): Rename and Move to lra.c.
16639 * lra-spills.c (lra_final_code_change): Don't delete insn when the
16640 next insn is USE with the same reg as the current insn source.
16641 * lra-constraints.c (curr_insn_transform): Use restore_rtx instead
16643 (lra_constraints_init): Call initiate_invariants.
16644 (lra_constraints_finish): Call finish_invariants.
16645 (struct invariant, invariant_t, invariant_ptr_t): New.
16646 (const_invariant_ptr_t, invariants, invariants_pool): New.
16647 (invariant_table, invariant_hash, invariant_eq_p): New.
16648 (insert_invariant, initiate_invariants, finish_invariants): New.
16649 (clear_invariants, invalid_invariant_regs): New.
16650 (inherit_reload_reg, split_reg, fix_bb_live_info): Use restore_rtx
16651 instead of restore_regno.
16652 (invariant_p, process_invariant_for_inheritance): New.
16653 (inherit_in_ebb): Implement invariant inheritance.
16654 (lra_inheritance): Initialize and finalize invalid_invariant_regs.
16655 (remove_inheritance_pseudos): Implement undoing invariant
16657 (undo_optional_reloads, lra_undo_inheritance): Use restore_rtx
16658 instead of restore_regno.
16659 * lra-assigns.c (regno_live_length): New.
16660 (reload_pseudo_compare_func): Use regno_live_length.
16661 (assign_by_spills): Use restore_rtx instead of restore_regno.
16662 (lra_assign): Ditto. Initiate regno_live_length.
16664 2016-02-08 James Greenhalgh <james.greenhalgh@arm.com>
16666 * config/aarch64/arm_neon.h (vminnm_f64): Add back missing 'f' from
16667 __builtin_aarch64_fmindf.
16669 2016-08-02 Bin Cheng <bin.cheng@arm.com>
16671 PR tree-optimization/34114
16672 * tree-ssa-loop-niter.c (number_of_iterations_ne): Prove no-overflow
16673 information for more control IVs.
16675 2016-08-02 Bin Cheng <bin.cheng@arm.com>
16677 PR tree-optimization/34114
16678 * fold-const.c (multiple_of_p): Improve MULT_EXPR, PLUS_EXPR,
16679 PLUS_EXPR case. Handle SSA_NAME case.
16681 2016-08-02 Tamar Christina <tamar.christina@arm.com>
16683 * config/aarch64/aarch64-simd-builtins.def
16684 (__builtin_aarch64_fmindf): Change BUILTIN_VDQF to BUILTIN_VDQF_DF.
16685 (__builtin_aarch64_fmaxdf): Likewise.
16686 (__builtin_aarch64_smin_nandf): Likewise.
16687 (__builtin_aarch64_smax_nandf): Likewise.
16688 * config/aarch64/aarch64-simd.md (<fmaxmin><mode>3): Remove.
16689 * config/aarch64/aarch64.md (<fmaxmin><mode>3): Rename to...
16690 (<fmaxmin><mode>3): ...this.
16691 * config/aarch64/arm_neon.h (vmaxnm_f64): New.
16692 (vminnm_f64): Likewise.
16693 (vmin_f64): Likewise.
16694 (vmax_f64): Likewise.
16695 * config/aarch64/iterators.md (FMAXMIN): Merge with...
16696 (FMAXMIN_UNS): ...this.
16697 (fmaxmin): Merged with
16698 (fmaxmin_op): ...this...
16699 (maxmin_uns_op): ...in to this.
16701 2016-08-01 Michael Meissner <meissner@linux.vnet.ibm.com>
16703 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
16704 Add support for vec_extract on vector float, vector int, vector
16705 short, and vector char vector types.
16706 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
16707 vector float, vector int, vector short, and vector char
16708 optimizations on 64-bit ISA 2.07 systems for both constant and
16709 variable element numbers.
16710 (rs6000_split_vec_extract_var): Likewise.
16711 * config/rs6000/vsx.md (vsx_xscvspdp_scalar2): Allow SFmode to be
16712 Altivec registers on ISA 2.07 and above.
16713 (vsx_extract_v4sf): Delete alternative that hard coded element 0,
16714 which never was matched due to the split occuring before register
16715 allocation (and the code would not have worked on little endian
16716 systems if it did match). Allow extracts to go to the Altivec
16717 registers if ISA 2.07 (power8). Change from using "" around the
16718 C++ code to using {}'s.
16719 (vsx_extract_v4sf_<mode>_load): New insn to optimize vector float
16720 vec_extracts when the vector is in memory.
16721 (vsx_extract_v4sf_var): New insn to optimize vector float
16722 vec_extracts when the element number is variable on 64-bit ISA
16724 (vsx_extract_<mode>, VSX_EXTRACT_I iterator): Add optimizations
16725 for 64-bit ISA 2.07 as well as ISA 3.0.
16726 (vsx_extract_<mode>_p9, VSX_EXTRACT_I iterator): Likewise.
16727 (vsx_extract_<mode>_p8, VSX_EXTRACT_I iterator): Likewise.
16728 (vsx_extract_<mode>_load, VSX_EXTRACT_I iterator): New insn to
16729 optimize vector int, vector short, and vector char vec_extracts
16730 when the vector is in memory.
16731 (vsx_extract_<mode>_var, VSX_EXTRACT_I iterator): New insn to
16732 optimize vector int, vector short, and vector char vec_extracts
16733 when the element number is variable.
16735 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
16738 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): Use a value that
16739 does not overlap with other symbol flags.
16741 2016-08-01 Wilco Dijkstra <wdijkstr@arm.com>
16743 * config/aarch64/aarch64.h (aarch64_frame):
16744 Remove padding0 and hardfp_offset. Add locals_offset,
16745 initial_adjust, callee_adjust, callee_offset and final_adjust.
16746 * config/aarch64/aarch64.c (aarch64_layout_frame):
16747 Remove unused padding0 and hardfp_offset initializations.
16748 Choose frame layout and set frame variables accordingly.
16749 Use INVALID_REGNUM instead of FIRST_PSEUDO_REGISTER.
16750 (aarch64_push_regs): Use INVALID_REGNUM, not FIRST_PSEUDO_REGISTER.
16751 (aarch64_pop_regs): Likewise.
16752 (aarch64_expand_prologue): Remove all decision code, just emit
16753 prolog according to frame variables.
16754 (aarch64_expand_epilogue): Remove all decision code, just emit
16755 epilog according to frame variables.
16756 (aarch64_initial_elimination_offset): Use offset to local/arg area.
16758 2015-08-01 H.J. Lu <hongjiu.lu@intel.com>
16761 * config/i386/i386.c (timode_scalar_chain::convert_insn): Call
16762 fix_debug_reg_uses after changing source register mode to
16763 V1TImode if source register is undefined.
16765 2015-08-01 Alan Hayward <alan.hayward@arm.com>
16767 PR tree-optimization/71818
16768 * tree-vect-loop-manip.c (vect_can_advance_ivs_p): Don't advance IVs
16769 with non invariant evolutions
16771 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
16774 * config/avr/avr.md (length) [branch]: Correct insn length
16775 attribute for forward branches.
16777 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
16779 * doc/extend.texi (AVR Built-in Functions): Document
16780 __builtin_avr_nops.
16781 * config/avr/builtins.def (NOPS): New.
16782 * config/avr/avr.c (avr_expand_nops): New static function.
16783 (avr_expand_builtin): Use it to handle AVR_BUILTIN_NOPS.
16785 2016-08-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16787 * config/aarch64/aarch64.c (aarch64_classify_address): Use DImode when
16788 performing aarch64_offset_7bit_signed_scaled_p check for TImode LDP/STP
16791 2016-08-01 Virendra Pathak <virendra.pathak@broadcom.com>
16793 * config/aarch64/aarch64.c (vulcan_tunings): Update
16794 vulcan L1 cache_line_size.
16796 2016-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
16798 * config/rs6000/rs6000-protos.h (rs6000_adjust_vec_address): New
16799 function that takes a vector memory address, a hard register, an
16800 element number and a temporary base register, and recreates an
16801 address that points to the appropriate element within the vector.
16802 * config/rs6000/rs6000.c (rs6000_adjust_vec_address): Likewise.
16803 (rs6000_split_vec_extract_var): Add support for the target of a
16804 vec_extract with variable element number being a scalar memory
16806 (rtx_is_swappable_p): VLSO insns (UNSPEC_VSX_VSLOW) are not
16808 * config/rs6000/vsx.md (vsx_extract_<mode>_load): Replace
16809 vsx_extract_<mode>_load insn with a new insn that optimizes
16810 storing either element to a memory location, using scratch
16811 registers to pick apart the vector and reconstruct the address.
16812 (vsx_extract_<P:mode>_<VSX_D:mode>_load): Likewise.
16813 (vsx_extract_<mode>_store): Rework alternatives to more correctly
16814 support Altivec registers. Add support for ISA 3.0 Altivec d-form
16816 (vsx_extract_<mode>_var): Add support for extracting a variable
16817 element number from memory.
16819 2016-07-29 Georg-Johann Lay <avr@gjlay.de>
16821 * config/avr/avr.c (avr_out_compare): Use const0_rtx instead of 0
16822 when testing for compares against constants of the form 0xabab.
16824 2016-07-29 Bin Cheng <bin.cheng@arm.com>
16826 PR tree-optimization/57558
16827 * tree-vect-loop-manip.c (vect_create_cond_for_niters_checks): New
16829 (vect_loop_versioning): Support versioning with niter assumptions.
16830 * tree-vect-loop.c (tree-ssa-loop.h): Include header file.
16831 (vect_get_loop_niters): New parameter. Reimplement to support
16832 assumptions in loop niter info.
16833 (vect_analyze_loop_form_1, vect_analyze_loop_form): Ditto.
16834 (new_loop_vec_info): Init LOOP_VINFO_NITERS_ASSUMPTIONS.
16835 (vect_estimate_min_profitable_iters): Use LOOP_REQUIRES_VERSIONING.
16836 Support loop versioning for niters.
16837 * tree-vectorizer.c (tree-ssa-loop-niter.h): Include header file.
16838 (vect_free_loop_info_assumptions): New function.
16839 (vectorize_loops): Free loop niter info for loops with flag
16840 LOOP_F_ASSUMPTIONS set if vectorization failed.
16841 * tree-vectorizer.h (struct _loop_vec_info): New field
16842 num_iters_assumptions.
16843 (LOOP_VINFO_NITERS_ASSUMPTIONS): New macro.
16844 (LOOP_REQUIRES_VERSIONING_FOR_NITERS): New macro.
16845 (LOOP_REQUIRES_VERSIONING): New macro.
16846 (vect_free_loop_info_assumptions): New decl.
16848 2016-07-29 Bin Cheng <bin.cheng@arm.com>
16850 * cfgloop.h (struct loop): New field constraints.
16851 (LOOP_C_INFINITE, LOOP_C_FINITE): New macros.
16852 (loop_constraint_set, loop_constraint_clr, loop_constraint_set_p): New
16854 * cfgloop.c (alloc_loop): Initialize new field.
16855 * cfgloopmanip.c (copy_loop_info): Copy constraints.
16856 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions):
16857 Adjust niter analysis wrto loop constraints.
16858 * doc/loop.texi (@node Number of iterations): Add description for loop
16861 2016-07-29 Marek Polacek <polacek@redhat.com>
16864 * config/i386/i386.c (ix86_expand_args_builtin): Add break.
16865 (ix86_expand_round_builtin): Likewise.
16867 2016-07-29 Segher Boessenkool <segher@kernel.crashing.org>
16868 Georg-Johann Lay <avr@gjlay.de>
16870 PR rtl-optimization/71976
16871 * combine.c (get_last_value): Return 0 if the argument for which
16872 the function is called has a wider mode than the recorded value.
16874 2016-07-29 Marek Polacek <polacek@redhat.com>
16877 * config/rs6000/rs6000.c (altivec_expand_ld_builtin): Add break.
16878 (altivec_expand_st_builtin): Likewise.
16880 2016-07-29 Georg-Johann Lay <avr@gjlay.de>
16882 * config/avr/avr.md (addqi3) [cc]: Revert glitch in insn attribute
16883 introduced in r238381.
16885 2016-07-29 Kugan Vivekanandarajah <kuganv@linaro.org>
16887 PR middle-end/68217
16888 * tree-vrp.c (extract_range_from_binary_expr_1): In case of signed
16889 & sign-bit-CST, generate [-INF, 0] instead of [-INF, INF].
16891 2016-07-28 Michael Meissner <meissner@linux.vnet.ibm.com>
16893 * config/rs6000/rs6000-protos.h (rs6000_split_vec_extract_var):
16895 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
16896 Add support for vec_extract of vector double or vector long having
16897 a variable element number on 64-bit ISA 2.07 systems or newer.
16898 * config/rs6000/rs6000.c (rs6000_expand_vector_extract):
16900 (rs6000_split_vec_extract_var): New function to split a
16901 vec_extract built-in function with variable element number.
16902 (rtx_is_swappable_p): Variable vec_extracts and shifts are not
16904 * config/rs6000/vsx.md (UNSPEC_VSX_VSLO): New unspec.
16905 (UNSPEC_VSX_EXTRACT): Likewise.
16906 (vsx_extract_<mode>, VSX_D iterator): Fix constraints to allow
16907 direct move instructions to be generated on 64-bit ISA 2.07
16908 systems and newer, and to take advantage of the ISA 3.0 MFVSRLD
16910 (vsx_vslo_<mode>): New insn to do VSLO on V2DFmode and V2DImode
16911 arguments for vec_extract variable element.
16912 (vsx_extract_<mode>_var, VSX_D iterator): New insn to support
16913 vec_extract with variable element on V2DFmode and V2DImode
16915 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): Remove
16916 -mupper-regs-df requirement, since it isn't needed.
16917 (TARGET_DIRECT_MOVE_64BIT): New macro to say whether we can
16918 do direct moves on 64-bit systems, which allows optimization of
16919 vec_extract on 64-bit ISA 2.07 systems and newer.
16921 2016-07-28 Kristina Martsenko <kristina.martsenko@arm.com>
16922 2016-07-28 Wilco Dijkstra <wdijkstr@arm.com>
16924 * config/aarch64/aarch64.md
16925 (zero_extend<SHORT:mode><GPI:mode>2_aarch64): Change output
16926 statement and type.
16927 (<optab>qihi2_aarch64): Likewise, and split into two.
16928 (extendqihi2_aarch64): New.
16929 (zero_extendqihi2_aarch64): New.
16930 * config/aarch64/iterators.md (ldrxt): Remove.
16931 * config/aarch64/aarch64.c (aarch64_rtx_costs): Change cost of
16934 2016-07-28 Kristina Martsenko <kristina.martsenko@arm.com>
16936 * config/aarch64/aarch64.c (aarch64_rtx_costs): Fix cost of zero extend.
16938 2016-07-28 Wilco Dijkstra <wdijkstr@arm.com>
16940 * config/aarch64/aarch64.c (aarch64_pushwb_pair_reg): Rename.
16941 (aarch64_push_reg): New function to push 1 or 2 registers.
16942 (aarch64_pop_reg): New function to pop 1 or 2 registers.
16943 (aarch64_expand_prologue): Use aarch64_push_regs.
16944 (aarch64_expand_epilogue): Use aarch64_pop_regs.
16946 2016-07-28 Yuri Rumyantsev <ysrumyan@gmail.com>
16948 PR tree-optimization/71734
16949 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Pass value of safelen
16950 attribute instead of REF_LOOP and use it.
16951 (ref_indep_loop_p_2): Use SAFELEN argument instead of REF_LOOP and
16952 set it for Loops having non-zero safelen attribute.
16953 (ref_indep_loop_p): Pass zero as initial value for safelen.
16955 2016-07-28 Ilya Enkovich <ilya.enkovich@intel.com>
16957 PR middle-end/72657
16959 * tree-chkp.c (chkp_retbnd_call_by_val): Check for instrumentation
16960 call using chkp_gimple_call_builtin_p.
16961 (chkp_copy_bounds_for_assign): Likewise.
16963 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16965 * config/alpha/alpha.c (alpha_adjust_cost): Adjust.
16966 * config/arm/arm-protos.h (struct tune_params): Likewise.
16967 * config/arm/arm.c (xscale_sched_adjust_cost): Likewise.
16968 (cortex_a9_sched_adjust_cost): Likewise.
16969 (fa726te_sched_adjust_cost): Likewise.
16970 (arm_adjust_cost): Likewise.
16971 * config/bfin/bfin.c (bfin_adjust_cost): Likewise.
16972 * config/c6x/c6x.c (c6x_adjust_cost): Likewise.
16973 * config/epiphany/epiphany.c (epiphany_adjust_cost): Likewise.
16974 * config/i386/i386.c (ix86_adjust_cost): Likewise.
16975 * config/ia64/ia64.c: Likewise.
16976 * config/m68k/m68k.c: Likewise.
16977 * config/mep/mep.c (mep_adjust_cost): Likewise.
16978 * config/microblaze/microblaze.c (microblaze_adjust_cost):
16980 * config/mips/mips.c (mips_adjust_cost): Likewise.
16981 * config/mn10300/mn10300.c (mn10300_adjust_sched_cost):
16983 * config/pa/pa.c (pa_adjust_cost): Likewise.
16984 * config/rs6000/rs6000.c (rs6000_adjust_cost): Likewise.
16985 (rs6000_debug_adjust_cost): Likewise.
16986 * config/sh/sh.c (sh_adjust_cost): Likewise.
16987 * config/sparc/sparc.c (supersparc_adjust_cost): Likewise.
16988 (hypersparc_adjust_cost): Likewise.
16989 (sparc_adjust_cost): Likewise.
16990 * config/spu/spu.c (spu_sched_adjust_cost): Likewise.
16991 * config/tilegx/tilegx.c (tilegx_sched_adjust_cost): Likewise.
16992 * config/tilepro/tilepro.c (tilepro_sched_adjust_cost):
16994 * config/visium/visium.c (visium_adjust_cost): Likewise.
16995 * doc/tm.texi: Regenerate.
16996 * haifa-sched.c (dep_cost_1): Adjust.
16997 * target.def: Merge adjust_cost and adjust_cost_2.
16999 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17001 * haifa-sched.c (add_to_speculative_block): Make twins a vector.
17003 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17005 * store-motion.c (struct st_expr): Make pattern_regs a vector.
17006 (extract_mentioned_regs): Append to a vector instead of
17007 returning a rtx_expr_list.
17008 (st_expr_entry): Adjust.
17009 (free_st_expr_entry): Likewise.
17010 (store_ops_ok): Likewise.
17011 (store_killed_in_insn): Likewise.
17012 (find_moveable_store): Likewise.
17014 2016-07-28 Martin Liska <mliska@suse.cz>
17016 PR gcov-profile/68025
17017 * tree-profile.c (tree_profiling): Respect
17018 no_profile_instrument_function attribute.
17019 * doc/extend.texi: Document no_profile_instrument_function
17022 2016-07-28 Martin Liska <mliska@suse.cz>
17024 PR rtl-optimization/70944
17025 * combine.c (make_compound_operation):
17026 Do not allow make_compound_operation for vector mode
17028 2016-07-28 Kugan Vivekanandarajah <kuganv@linaro.org>
17030 PR middle-end/71994
17031 * tree-ssa-reassoc.c (maybe_optimize_range_tests): Check tcc_comparison
17032 before calling get_ops.
17034 2016-07-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
17036 * defaults.h (LOG2_BITS_PER_UNIT): Move from here...
17037 * tree.h (LOG2_BITS_PER_UNIT): ...to here.
17038 (BITS_PER_UNIT_LOG): Remove.
17039 (int_bit_position): Use LOG2_BITS_PER_UNIT instead of BITS_PER_UNIT_LOG.
17040 * expr.c (expand_assignment): Likewise.
17041 * stor-layout.c (initialize_sizetypes): Likewise.
17043 2016-07-27 Michael Meissner <meissner@linux.vnet.ibm.com>
17045 * config/rs6000/vector.md (vec_extract<mode>): Change the calling
17046 signature of rs6000_expand_vector_extract so that the element
17047 number is a RTX instead of a constant integer.
17048 * config/rs6000/rs6000-protos.h (rs6000_expand_vector_extract):
17050 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Likewise.
17051 (altivec_expand_vec_ext_builtin): Likewise.
17052 * config/rs6000/altivec.md (reduc_plus_scal_<mode>): Likewise.
17053 * config/rs6000/vsx.md (vsx_extract_<mode>): Fix spelling of the
17054 MFVSRLD instruction.
17056 2016-07-27 David Malcolm <dmalcolm@redhat.com>
17058 * input.c (get_pure_location): Move here from tree.c.
17059 (make_location): Likewise. Add header comment.
17060 (selftest::test_accessing_ordinary_linemaps): Verify
17061 pure_location_p, make_location, get_location_from_adhoc_loc and
17062 get_range_from_loc.
17063 * input.h (get_pure_location): Move declaration here from tree.h.
17064 (get_finish): Likewise for inline function.
17065 (make_location): Likewise for declaration.
17066 * tree.c (get_pure_location): Move to input.c.
17067 (make_location): Likewise.
17068 * tree.h (get_pure_location): Move declaration to tree.h.
17069 (get_finish): Likewise for inline function.
17070 (make_location): Likewise for declaration.
17072 2016-07-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
17074 PR middle-end/71078
17075 * match.pd (x / abs(x) -> copysign(1.0, x)): New pattern.
17077 2016-07-27 David Malcolm <dmalcolm@redhat.com>
17079 * system.h (STATIC_ASSERT): Use static_assert if building
17080 with C++11 onwards.
17082 2016-07-27 Richard Biener <rguenther@suse.de>
17084 PR tree-optimization/72517
17085 * tree-vect-data-refs.c (vect_analyze_data_ref_dependences):
17086 Revert change to not compute read-read dependences.
17088 2016-07-27 Richard Biener <rguenther@suse.de>
17090 * predict.c (set_even_probabilities): Make nedges unsigned.
17092 2016-07-27 Martin Liska <mliska@suse.cz>
17094 * predict.c (set_even_probabilities): Handle unlikely edges.
17095 (combine_predictions_for_bb): Likewise.
17097 2016-07-26 Michael Meissner <meissner@linux.vnet.ibm.com>
17100 * config/rs6000/rs6000.c (rs6000_generate_compare): Rework
17101 __float128 support when we don't have hardware support, so that
17102 the IEEE built-in functions like isgreater, first call __unordkf3
17103 to make sure neither operand is a NaN, and if both operands are
17104 ordered, do the normal comparison.
17106 2016-07-26 Patrick Palka <ppalka@gcc.gnu.org>
17108 * tree-vrp.c (dump_asserts_for): Print loc->expr instead of
17110 (extract_code_and_val_from_cond_with_ops): Verify that name is
17111 either cond_op0 or cond_op1.
17113 2016-07-26 Patrick Palka <ppalka@gcc.gnu.org>
17115 PR tree-optimization/18046
17116 * genmodes.c (emit_mode_size_inline): Emit an assert that
17117 verifies that mode is a valid array index.
17118 (emit_mode_nuinits_inline): Likewise.
17119 (emit_mode_inner_inline): Likewise.
17120 (emit_mode_unit_size_inline): Likewise.
17121 (emit_mode_unit_precision_inline): Likewise.
17122 * tree-vrp.c: Include params.h.
17123 (find_switch_asserts): Register edge assertions for the default
17124 label which correspond to the anti-ranges of each case label.
17125 * params.def (PARAM_MAX_VRP_SWITCH_ASSERTIONS): New.
17126 * doc/invoke.texi: Document it.
17128 2016-07-26 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
17130 * gimple-ssa-strength-reduction.c (slsr_process_phi): Remove dead
17131 and unnecessary call to gimple_bb.
17133 2016-07-26 Richard Biener <rguenther@suse.de>
17135 PR rtl-optimization/71984
17136 * simplify-rtx.c (simplify_subreg): Use GET_MODE_SIZE and prepare
17139 2016-07-26 Richard Biener <rguenther@suse.de>
17141 PR middle-end/72517
17142 * expmed.c (extract_bit_field_1): Constrain the vector mode
17143 with element size matching the extraction mode size when
17144 choosing a better vector mode to do the extraction from.
17146 2016-07-26 Richard Biener <rguenther@suse.de>
17147 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
17149 PR middle-end/70920
17150 * match.pd ((intptr)x eq/ne CST to x eq/ne (typeof x) CST): New
17153 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17155 * tree-ssa-structalias.c (struct scc_info): Change types of
17156 members to auto_sbitmap and auto_vec.
17157 (scc_info::scc_info): New constructor.
17158 (scc_info::~scc_info): New destructor.
17159 (init_scc_info): Remove.
17160 (free_scc_info): Remove.
17161 (find_indirect_cycles): Adjust.
17162 (perform_var_substitution): Likewise.
17163 (free_var_substitution_info): Likewise.
17165 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17167 * tree-outof-ssa.c (struct elim_graph): Change type of members
17168 to auto_vec and auto_sbitmap.
17169 (elim_graph::elim_graph): New constructor.
17170 (delete_elim_graph): Remove.
17171 (expand_phi_nodes): Adjust.
17173 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17175 * tree-outof-ssa.c (struct elim_graph): Remove typedef.
17176 (new_elim_graph): Adjust.
17177 (clear_elim_graph): Likewise.
17178 (delete_elim_graph): Likewise.
17179 (elim_graph_size): Likewise.
17180 (elim_graph_add_node): Likewise.
17181 (elim_graph_add_edge): Likewise.
17182 (elim_graph_remove_succ_edge): Likewise.
17183 (eliminate_name): Likewise.
17184 (eliminate_build): Likewise.
17185 (elim_forward): Likewise.
17186 (elim_unvisited_predecessor): Likewise.
17187 (elim_backward): Likewise.
17188 (elim_create): Likewise.
17189 (eliminate_phi): Likewise.
17190 (expand_phi_nodes): Likewise.
17192 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17194 * bt-load.c (compute_out): Use auto_sbitmap class.
17195 (link_btr_uses): Likewise.
17196 * cfganal.c (mark_dfs_back_edges): Likewise.
17197 (post_order_compute): Likewise.
17198 (inverted_post_order_compute): Likewise.
17199 (pre_and_rev_post_order_compute_fn): Likewise.
17200 (single_pred_before_succ_order): Likewise.
17201 * cfgexpand.c (pass_expand::execute): Likewise.
17202 * cfgloop.c (verify_loop_structure): Likewise.
17203 * cfgloopmanip.c (fix_bb_placements): Likewise.
17204 (remove_path): Likewise.
17205 (update_dominators_in_loop): Likewise.
17206 * cfgrtl.c (break_superblocks): Likewise.
17207 * ddg.c (check_sccs): Likewise.
17208 (create_ddg_all_sccs): Likewise.
17209 * df-core.c (df_worklist_dataflow): Likewise.
17210 * dse.c (dse_step3): Likewise.
17211 * except.c (eh_region_outermost): Likewise.
17212 * function.c (thread_prologue_and_epilogue_insns): Likewise.
17213 * gcse.c (prune_expressions): Likewise.
17214 (prune_insertions_deletions): Likewise.
17215 * gimple-ssa-backprop.c (backprop::~backprop): Likewise.
17216 * graph.c (draw_cfg_nodes_no_loops): Likewise.
17217 * ira-lives.c (remove_some_program_points_and_update_live_ranges): Likewise.
17218 * lcm.c (compute_earliest): Likewise.
17219 (compute_farthest): Likewise.
17220 * loop-unroll.c (unroll_loop_constant_iterations): Likewise.
17221 (unroll_loop_runtime_iterations): Likewise.
17222 (unroll_loop_stupid): Likewise.
17223 * lower-subreg.c (decompose_multiword_subregs): Likewise.
17224 * lra-lives.c: Likewise.
17225 * lra.c (lra): Likewise.
17226 * modulo-sched.c (schedule_reg_moves): Likewise.
17227 (optimize_sc): Likewise.
17228 (get_sched_window): Likewise.
17229 (sms_schedule_by_order): Likewise.
17230 (check_nodes_order): Likewise.
17231 (order_nodes_of_sccs): Likewise.
17232 (order_nodes_in_scc): Likewise.
17233 * recog.c (split_all_insns): Likewise.
17234 * regcprop.c (pass_cprop_hardreg::execute): Likewise.
17235 * reload1.c (reload): Likewise.
17236 * sched-rgn.c (haifa_find_rgns): Likewise.
17237 (split_edges): Likewise.
17238 (compute_trg_info): Likewise.
17239 * sel-sched.c (init_seqno): Likewise.
17240 * store-motion.c (remove_reachable_equiv_notes): Likewise.
17241 * tree-into-ssa.c (update_ssa): Likewise.
17242 * tree-ssa-live.c (live_worklist): Likewise.
17243 * tree-ssa-loop-im.c (fill_always_executed_in): Likewise.
17244 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
17246 (try_peel_loop): Likewise.
17247 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
17249 * tree-ssa-pre.c (compute_antic): Likewise.
17250 * tree-ssa-reassoc.c (undistribute_ops_list): Likewise.
17251 * tree-stdarg.c (reachable_at_most_once): Likewise.
17252 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Likewise.
17253 * var-tracking.c (vt_find_locations): Likewise.
17255 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17257 * sbitmap.h (auto_sbitmap): New class.
17259 2016-07-26 Alan Modra <amodra@gmail.com>
17262 * config/rs6000/rs6000.c (rs6000_secondary_reload): Initialize
17265 2016-07-25 David Malcolm <dmalcolm@redhat.com>
17267 * input.c (selftest::temp_source_file::temp_source_file): Fix
17268 missing "%s" in fprintf.
17270 2016-07-25 John David Anglin <danglin@gcc.gnu.org>
17272 PR middle-end/71732
17273 * cselib.c (cselib_process_insn): Invalidate argument slots for
17276 2016-07-25 Jiong Wang <jiong.wang@arm.com>
17278 * config/aarch64/arm_neon.h (vfmah_lane_f16, vfmah_laneq_f16,
17279 vfmsh_lane_f16, vfmsh_laneq_f16, vmulh_lane_f16, vmulh_laneq_f16,
17280 vmulxh_lane_f16, vmulxh_laneq_f16): New.
17282 2016-07-25 Jiong Wang <jiong.wang@arm.com>
17284 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
17285 * config/aarch64/aarch64.md (fma, fnma): Support HF.
17286 * config/aarch64/arm_fp16.h (vfmah_f16, vfmsh_f16): New.
17288 2016-07-25 Jiong Wang <jiong.wang@arm.com>
17290 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
17291 * config/aarch64/aarch64.md (<FCVT_F2FIXED:fcvt_fixed_insn>hf<mode>3):
17293 (<FCVT_FIXED2F:fcvt_fixed_insn><mode>hf3): Likewise.
17294 (add<mode>3): Likewise.
17295 (sub<mode>3): Likewise.
17296 (mul<mode>3): Likewise.
17297 (div<mode>3): Likewise.
17298 (*div<mode>3): Likewise.
17299 (<fmaxmin><mode>3): Extend to HF.
17300 * config/aarch64/aarch64-simd.md (aarch64_rsqrts<mode>): Likewise.
17301 (fabd<mode>3): Likewise.
17302 (<FCVT_F2FIXED:fcvt_fixed_insn><VHSDF_HSDF:mode>3): Likewise.
17303 (<FCVT_FIXED2F:fcvt_fixed_insn><VHSDI_HSDI:mode>3): Likewise.
17304 (aarch64_fmulx<mode>): Likewise.
17305 (aarch64_fac<optab><mode>): Likewise.
17306 (aarch64_frecps<mode>): Likewise.
17307 (<FCVT_F2FIXED:fcvt_fixed_insn>hfhi3): New.
17308 (<FCVT_FIXED2F:fcvt_fixed_insn>hihf3): Likewise.
17309 * config/aarch64/iterators.md (VHSDF_SDF): Delete.
17310 (VSDQ_HSDI): Support HI.
17311 (fcvt_target, FCVT_TARGET): Likewise.
17312 * config/aarch64/arm_fp16.h (vaddh_f16, vsubh_f16, vabdh_f16,
17313 vcageh_f16, vcagth_f16, vcaleh_f16, vcalth_f16, vceqh_f16, vcgeh_f16,
17314 vcgth_f16, vcleh_f16, vclth_f16, vcvth_n_f16_s16, vcvth_n_f16_s32,
17315 vcvth_n_f16_s64, vcvth_n_f16_u16, vcvth_n_f16_u32, vcvth_n_f16_u64,
17316 vcvth_n_s16_f16, vcvth_n_s32_f16, vcvth_n_s64_f16, vcvth_n_u16_f16,
17317 vcvth_n_u32_f16, vcvth_n_u64_f16, vdivh_f16, vmaxh_f16, vmaxnmh_f16,
17318 vminh_f16, vminnmh_f16, vmulh_f16, vmulxh_f16, vrecpsh_f16,
17319 vrsqrtsh_f16): New.
17321 2016-07-25 Jiong Wang <jiong.wang@arm.com>
17323 * config.gcc (aarch64*-*-*): Install arm_fp16.h.
17324 * config/aarch64/aarch64-builtins.c (hi_UP): New.
17325 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
17326 * config/aarch64/aarch64-simd.md (aarch64_frsqrte<mode>): Extend to HF
17328 (aarch64_frecp<FRECP:frecp_suffix><mode>): Likewise.
17329 (aarch64_cm<optab><mode>): Likewise.
17330 * config/aarch64/aarch64.md (<frint_pattern><mode>2): Likewise.
17331 (l<fcvt_pattern><su_optab><GPF:mode><GPI:mode>2): Likewise.
17332 (fix_trunc<GPF:mode><GPI:mode>2): Likewise.
17333 (sqrt<mode>2): Likewise.
17334 (*sqrt<mode>2): Likewise.
17335 (abs<mode>2): Likewise.
17336 (<optab><mode>hf2): New pattern for HF mode.
17337 (<optab>hihf2): Likewise.
17338 * config/aarch64/arm_neon.h: Include arm_fp16.h.
17339 * config/aarch64/iterators.md (GPF_F16, GPI_F16, VHSDF_HSDF): New.
17340 (w1, w2, v, s, q, Vmtype, V_cmp_result, fcvt_iesize, FCVT_IESIZE):
17342 * config/aarch64/arm_fp16.h: New file.
17343 (vabsh_f16, vceqzh_f16, vcgezh_f16, vcgtzh_f16, vclezh_f16, vcltzh_f16,
17344 vcvth_f16_s16, vcvth_f16_s32, vcvth_f16_s64, vcvth_f16_u16,
17345 vcvth_f16_u32, vcvth_f16_u64, vcvth_s16_f16, vcvth_s32_f16,
17346 vcvth_s64_f16, vcvth_u16_f16, vcvth_u32_f16, vcvth_u64_f16,
17347 vcvtah_s16_f16, vcvtah_s32_f16, vcvtah_s64_f16, vcvtah_u16_f16,
17348 vcvtah_u32_f16, vcvtah_u64_f16, vcvtmh_s16_f16, vcvtmh_s32_f16,
17349 vcvtmh_s64_f16, vcvtmh_u16_f16, vcvtmh_u32_f16, vcvtmh_u64_f16,
17350 vcvtnh_s16_f16, vcvtnh_s32_f16, vcvtnh_s64_f16, vcvtnh_u16_f16,
17351 vcvtnh_u32_f16, vcvtnh_u64_f16, vcvtph_s16_f16, vcvtph_s32_f16,
17352 vcvtph_s64_f16, vcvtph_u16_f16, vcvtph_u32_f16, vcvtph_u64_f16,
17353 vnegh_f16, vrecpeh_f16, vrecpxh_f16, vrndh_f16, vrndah_f16, vrndih_f16,
17354 vrndmh_f16, vrndnh_f16, vrndph_f16, vrndxh_f16, vrsqrteh_f16,
17357 2016-07-25 Jiong Wang <jiong.wang@arm.com>
17359 * config/aarch64/aarch64-simd-builtins.def (reduc_smax_scal_,
17360 reduc_smin_scal_): Use VDQIF_F16.
17361 (reduc_smax_nan_scal_, reduc_smin_nan_scal_): Use VHSDF.
17362 * config/aarch64/aarch64-simd.md (reduc_<maxmin_uns>_scal_<mode>):
17364 (aarch64_reduc_<maxmin_uns>_internal<mode>): Likewise.
17365 * config/aarch64/iterators.md (VDQIF_F16): New.
17366 (vp): Support HF modes.
17367 * config/aarch64/arm_neon.h (vmaxv_f16, vmaxvq_f16, vminv_f16,
17368 vminvq_f16, vmaxnmv_f16, vmaxnmvq_f16, vminnmv_f16, vminnmvq_f16): New.
17370 2016-07-25 Jiong Wang <jiong.wang@arm.com>
17372 * config/aarch64/aarch64-simd.md (*aarch64_mulx_elt_to_64v2df): Rename to
17373 "*aarch64_mulx_elt_from_dup<mode>".
17374 (*aarch64_mul3_elt<mode>): Update schedule type.
17375 (*aarch64_mul3_elt_from_dup<mode>): Likewise.
17376 (*aarch64_fma4_elt_from_dup<mode>): Likewise.
17377 (*aarch64_fnma4_elt_from_dup<mode>): Likewise.
17378 * config/aarch64/iterators.md (VMUL): Supprt half precision float modes.
17379 (f, fp): Support HF modes.
17380 * config/aarch64/arm_neon.h (vfma_lane_f16, vfmaq_lane_f16,
17381 vfma_laneq_f16, vfmaq_laneq_f16, vfma_n_f16, vfmaq_n_f16, vfms_lane_f16,
17382 vfmsq_lane_f16, vfms_laneq_f16, vfmsq_laneq_f16, vfms_n_f16,
17383 vfmsq_n_f16, vmul_lane_f16, vmulq_lane_f16, vmul_laneq_f16,
17384 vmulq_laneq_f16, vmul_n_f16, vmulq_n_f16, vmulx_lane_f16,
17385 vmulxq_lane_f16, vmulx_laneq_f16, vmulxq_laneq_f16): New.
17387 2016-07-25 Jiong Wang <jiong.wang@arm.com>
17389 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
17390 * config/aarch64/aarch64-simd.md (fma<mode>4, fnma<mode>4): Extend to HF
17392 * config/aarch64/arm_neon.h (vfma_f16, vfmaq_f16, vfms_f16,
17395 2016-07-25 Jiong Wang <jiong.wang@arm.com>
17397 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
17398 * config/aarch64/aarch64-simd.md
17399 (aarch64_rsqrts<mode>): Extend to HF modes.
17400 (fabd<mode>3): Likewise.
17401 (<FCVT_F2FIXED:fcvt_fixed_insn><VHSDF_SDF:mode>3): Likewise.
17402 (<FCVT_FIXED2F:fcvt_fixed_insn><VHSDI_SDI:mode>3): Likewise.
17403 (aarch64_<maxmin_uns>p<mode>): Likewise.
17404 (<su><maxmin><mode>3): Likewise.
17405 (<maxmin_uns><mode>3): Likewise.
17406 (<fmaxmin><mode>3): Likewise.
17407 (aarch64_faddp<mode>): Likewise.
17408 (aarch64_fmulx<mode>): Likewise.
17409 (aarch64_frecps<mode>): Likewise.
17410 (*aarch64_fac<optab><mode>): Rename to aarch64_fac<optab><mode>.
17411 (add<mode>3): Extend to HF modes.
17412 (sub<mode>3): Likewise.
17413 (mul<mode>3): Likewise.
17414 (div<mode>3): Likewise.
17415 (*div<mode>3): Likewise.
17416 * config/aarch64/aarch64.c (aarch64_emit_approx_div): Return false for
17418 * config/aarch64/iterators.md (VDQ_HSDI, VSDQ_HSDI): New mode iterator.
17419 * config/aarch64/arm_neon.h (vadd_f16, vaddq_f16, vabd_f16, vabdq_f16,
17420 vcage_f16, vcageq_f16, vcagt_f16, vcagtq_f16, vcale_f16, vcaleq_f16,
17421 vcalt_f16, vcaltq_f16, vceq_f16, vceqq_f16, vcge_f16, vcgeq_f16,
17422 vcgt_f16, vcgtq_f16, vcle_f16, vcleq_f16, vclt_f16, vcltq_f16,
17423 vcvt_n_f16_s16, vcvtq_n_f16_s16, vcvt_n_f16_u16, vcvtq_n_f16_u16,
17424 vcvt_n_s16_f16, vcvtq_n_s16_f16, vcvt_n_u16_f16, vcvtq_n_u16_f16,
17425 vdiv_f16, vdivq_f16, vdup_lane_f16, vdup_laneq_f16, vdupq_lane_f16,
17426 vdupq_laneq_f16, vdups_lane_f16, vdups_laneq_f16, vmax_f16, vmaxq_f16,
17427 vmaxnm_f16, vmaxnmq_f16, vmin_f16, vminq_f16, vminnm_f16, vminnmq_f16,
17428 vmul_f16, vmulq_f16, vmulx_f16, vmulxq_f16, vpadd_f16, vpaddq_f16,
17429 vpmax_f16, vpmaxq_f16, vpmaxnm_f16, vpmaxnmq_f16, vpmin_f16, vpminq_f16,
17430 vpminnm_f16, vpminnmq_f16, vrecps_f16, vrecpsq_f16, vrsqrts_f16,
17431 vrsqrtsq_f16, vsub_f16, vsubq_f16): New.
17433 2016-07-25 Jiong Wang <jiong.wang@arm.com>
17435 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New.
17436 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
17437 * config/aarch64/aarch64-simd.md (aarch64_rsqrte<mode>): Extend to HF modes.
17438 (neg<mode>2): Likewise.
17439 (abs<mode>2): Likewise.
17440 (<frint_pattern><mode>2): Likewise.
17441 (l<fcvt_pattern><su_optab><VDQF:mode><fcvt_target>2): Likewise.
17442 (<optab><VDQF:mode><fcvt_target>2): Likewise.
17443 (<fix_trunc_optab><VDQF:mode><fcvt_target>2): Likewise.
17444 (ftrunc<VDQF:mode>2): Likewise.
17445 (<optab><fcvt_target><VDQF:mode>2): Likewise.
17446 (sqrt<mode>2): Likewise.
17447 (*sqrt<mode>2): Likewise.
17448 (aarch64_frecpe<mode>): Likewise.
17449 (aarch64_cm<optab><mode>): Likewise.
17450 * config/aarch64/aarch64.c (aarch64_emit_approx_sqrt): Return false for
17452 * config/aarch64/iterators.md (VHSDF, VHSDF_DF, VHSDF_SDF): New.
17453 (VDQF_COND, fcvt_target, FCVT_TARGET, hcon): Extend mode attribute to HF modes.
17455 * config/aarch64/arm_neon.h (vdup_n_f16): New.
17456 (vdupq_n_f16): Likewise.
17457 (vld1_dup_f16): Use vdup_n_f16.
17458 (vld1q_dup_f16): Use vdupq_n_f16.
17459 (vabs_f16, vabsq_f16, vceqz_f16, vceqzq_f16, vcgez_f16, vcgezq_f16,
17460 vcgtz_f16, vcgtzq_f16, vclez_f16, vclezq_f16, vcltz_f16, vcltzq_f16,
17461 vcvt_f16_s16, vcvtq_f16_s16, vcvt_f16_u16, vcvtq_f16_u16, vcvt_s16_f16,
17462 vcvtq_s16_f16, vcvt_u16_f16, vcvtq_u16_f16, vcvta_s16_f16,
17463 vcvtaq_s16_f16, vcvta_u16_f16, vcvtaq_u16_f16, vcvtm_s16_f16,
17464 vcvtmq_s16_f16, vcvtm_u16_f16, vcvtmq_u16_f16, vcvtn_s16_f16,
17465 vcvtnq_s16_f16, vcvtn_u16_f16, vcvtnq_u16_f16, vcvtp_s16_f16,
17466 vcvtpq_s16_f16, vcvtp_u16_f16, vcvtpq_u16_f16, vneg_f16, vnegq_f16,
17467 vrecpe_f16, vrecpeq_f16, vrnd_f16, vrndq_f16, vrnda_f16, vrndaq_f16,
17468 vrndi_f16, vrndiq_f16, vrndm_f16, vrndmq_f16, vrndn_f16, vrndnq_f16,
17469 vrndp_f16, vrndpq_f16, vrndx_f16, vrndxq_f16, vrsqrte_f16, vrsqrteq_f16,
17470 vsqrt_f16, vsqrtq_f16): New.
17472 2016-07-25 Jiong Wang <jiong.wang@arm.com>
17474 * config/aarch64/aarch64-simd.md
17475 (aarch64_<PERMUTE:perm_insn><PERMUTE:perm_hilo><mode>): Use VALL_F16.
17476 (aarch64_ext<mode>): Likewise.
17477 (aarch64_rev<REVERSE:rev_op><mode>): Likewise.
17478 * config/aarch64/aarch64.c (aarch64_evpc_trn, aarch64_evpc_uzp,
17479 aarch64_evpc_zip, aarch64_evpc_ext, aarch64_evpc_rev): Support V4HFmode
17481 * config/aarch64/arm_neon.h (__INTERLEAVE_LIST): Support float16x4_t,
17483 (__aarch64_vdup_lane_f16, __aarch64_vdup_laneq_f16,
17484 __aarch64_vdupq_lane_f16, __aarch64_vdupq_laneq_f16, vbsl_f16,
17485 vbslq_f16, vdup_n_f16, vdupq_n_f16, vdup_lane_f16, vdup_laneq_f16,
17486 vdupq_lane_f16, vdupq_laneq_f16, vduph_lane_f16, vduph_laneq_f16,
17487 vext_f16, vextq_f16, vmov_n_f16, vmovq_n_f16, vrev64_f16, vrev64q_f16,
17488 vtrn1_f16, vtrn1q_f16, vtrn2_f16, vtrn2q_f16, vtrn_f16, vtrnq_f16,
17489 vuzp1_f16, vuzp1q_f16, vuzp2_f16, vuzp2q_f16, vzip1_f16, vzip2q_f16):
17491 (vmov_n_f16): Reimplement using vdup_n_f16.
17492 (vmovq_n_f16): Reimplement using vdupq_n_f16..
17494 2016-07-25 Jiong Wang <jiong.wang@arm.com>
17496 * config/aarch64/aarch64.c (aarch64_add_constant): New parameter
17497 "frame_related_p". Generate CFA annotation when it's necessary.
17498 (aarch64_expand_prologue): Use aarch64_add_constant.
17499 (aarch64_expand_epilogue): Likewise.
17500 (aarch64_output_mi_thunk): Pass "false" when calling
17501 aarch64_add_constant.
17503 2016-07-25 Jiong Wang <jiong.wang@arm.com>
17505 * config/aarch64/aarch64.c (aarch64_add_constant): Optimize instruction
17508 2016-07-25 Jiong Wang <jiong.wang@arm.com>
17510 * config/aarch64/aarch64.c (aarch64_add_constant): New parameter "mode".
17511 Use aarch64_internal_mov_immediate instead of aarch64_build_constant.
17512 (aarch64_output_mi_thunk): Pass Pmode when calling aarch64_add_constant.
17513 (aarch64_build_constant): Delete.
17515 2016-07-25 Alexander Monakov <amonakov@ispras.ru>
17518 2016-07-20 Alexander Monakov <amonakov@ispras.ru>
17520 * config/nvptx/nvptx.c (nvptx_option_override): Do not set
17521 flag_toplevel_reorder.
17523 2016-07-25 Richard Biener <rguenther@suse.de>
17525 * cgraph.c (cgraph_node::verify_node): Compare against builtin
17526 by using DECL_BUILT_IN_CLASS and DECL_FUNCTION_CODE.
17527 * tree-chkp.c (chkp_gimple_call_builtin_p): Likewise.
17528 * tree-streamer.h (streamer_handle_as_builtin_p): Remove.
17529 (streamer_get_builtin_tree): Likewise.
17530 (streamer_write_builtin): Likewise.
17531 * lto-streamer.h (LTO_builtin_decl): Remove.
17532 * lto-streamer-in.c (lto_read_tree_1): Remove assert.
17533 (lto_input_scc): Remove LTO_builtin_decl handling.
17534 (lto_input_tree_1): Liekwise.
17535 * lto-streamer-out.c (lto_output_tree_1): Remove special
17536 handling of builtins.
17537 (DFS::DFS): Likewise.
17538 * tree-streamer-in.c (streamer_get_builtin_tree): Remove.
17539 * tree-streamer-out.c (pack_ts_function_decl_value_fields): Remove
17541 (streamer_write_builtin): Remove.
17543 2016-07-25 Martin Liska <mliska@suse.cz>
17545 * lto-cgraph.c (input_symtab): Don't call get_working_sets
17546 if flag_auto_profile is set to true.
17548 2016-07-25 Martin Liska <mliska@suse.cz>
17550 PR gcov-profile/71868
17551 * cfgloopanal.c (expected_loop_iterations_unbounded): When we
17552 have a function with multiple latches, count them all.
17554 2016-07-25 Martin Liska <mliska@suse.cz>
17556 * tree-ssa-loop-niter.c (loop_only_exit_p): Release body array.
17558 2016-07-25 Martin Liska <mliska@suse.cz>
17560 PR tree-optimization/71987
17561 * tree-ssa-reassoc.c (maybe_optimize_range_tests): Call get_ops
17562 just for SSA_NAMEs. Fix GNU coding style.
17564 2016-07-25 Martin Liska <mliska@suse.cz>
17566 PR gcov-profile/64874
17567 * gcov-io.h: Update command about file format.
17568 * gcov-iov.c (main): Adapt the numbering scheme.
17570 2016-07-24 Kugan Vivekanandarajah <kuganv@linaro.org>
17572 PR middle-end/66726
17573 * tree-ssa-reassoc.c (optimize_vec_cond_expr): Handle tcc_compare stmt
17574 whose result is used in PHI.
17575 (final_range_test_p): Likewise.
17576 (maybe_optimize_range_tests): Likewise.
17578 2016-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
17580 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
17581 Reformat two multi-line strings.
17583 2016-07-22 Martin Sebor <msebor@redhat.com>
17585 * doc/extend.texi (Compound Literals): Add '@' missed in last commit.
17587 2016-07-22 Martin Sebor <msebor@redhat.com>
17590 * doc/extend.texi (Compound Literals): Correct and clarify.
17591 (Cast to Union): Same.
17593 2016-07-22 Kelvin Nilsen <kelvin@gcc.gnu.org>
17595 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
17596 comments to explain why certain error messages make mention of
17597 undocumented options.
17598 (rs6000_invalid_builtin): Change error messages to replace mention
17599 of undocumented options with mention of the -mcpu=power9 option
17600 that enables those undocumented options.
17601 * config/rs6000/rs6000.h (MASK_FLOAT128): New macro.
17602 (RS6000_BTM_FLOAT128): Use the new MASK_FLOAT128 macro in the
17603 definition of this macro to correct an existing error.
17604 * config/rs6000/rs6000.opt: Add the Undocumented qualifier to the
17605 mpower9-fusion, mpower9-vector, mpower9-dform, and mmodulo entries.
17606 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Modify
17607 descriptions of built-in functions so that they depend on
17608 -mcpu=power9 instead of on the corresponding undocumented flags.
17609 * doc/invoke.texi (Option Summary): Remove all mention of newly
17610 undocumented flags.
17611 (IBM RS/6000 and PowerPC Options): Likewise.
17612 * doc/md.texi (Constraints for Particuliar Machines): Remove all
17613 mention of newly undocumented flags.
17615 2016-07-22 Evgeny Stupachenko <evstupac@gmail.com>
17617 * ipa-cp.c (determine_versionability): Do not create constprop clones,
17618 when target_clones attribute is set.
17620 2016-07-22 Bin Cheng <bin.cheng@arm.com>
17622 * common.opt (funsafe-loop-optimizations): Mark ignore.
17623 * doc/invoke.texi (funsafe-loop-optimizations): Remove.
17624 * loop-iv.c (get_simple_loop_desc): Remove unsafe-loop-optimizations
17626 * tree-ssa-loop-niter.c (finite_loop_p): Ditto.
17627 * config/bfin/bfin.c (bfin_can_use_doloop_p): Ditto.
17629 2016-07-22 Bin Cheng <bin.cheng@arm.com>
17631 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
17633 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
17635 (number_of_iterations_exit): Warn missed loop optimization for
17636 possible infinite loops.
17638 2016-07-22 Segher Boessenkool <segher@kernel.crashing.org>
17641 * config/rs6000/rs6000.c (rs6000_file_start): Fix condition for
17642 when to emit a ".machine" pseudo-op.
17644 2016-07-22 Martin Liska <mliska@suse.cz>
17646 PR gcov-profile/69028
17647 PR gcov-profile/62047
17648 * coverage.c (coverage_compute_lineno_checksum): Do not
17649 calculate checksum for fns w/o xloc.file.
17650 (coverage_compute_profile_id): Likewise.
17652 2016-07-22 Georg-Johann Lay <avr@gjlay.de>
17654 * config/avr/avr.c (TARGET_SECONDARY_RELOAD): Remove hook define...
17655 (avr_secondary_reload): ...and implementation.
17656 (avr_adjust_insn_length) [ADJUST_LEN_LPM]: Remove handling.
17657 * config/avr/avr.md (reload_in<mode>): Remove insns.
17658 (adjust_len) [lpm]: Remove insn attribute value.
17659 * config/avr/predicates.md (flash_operand): Remove insn predicate.
17661 2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
17663 PR middle-end/71876
17664 * builtin-attrs.def (ATTR_RT_NOTHROW_LEAF_LIST): New return twice
17666 * builtins.def (BUILT_IN_SETJMP): Use ATTR_RT_NOTHROW_LEAF_LIST here.
17667 * calls.c (special_function_p): Remove the special handling of the
17668 "__builtin_" prefix.
17670 2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
17672 PR middle-end/71876
17673 * calls.c (gimple_maybe_alloca_call_p): New function. Return true
17674 if STMT may be an alloca call.
17675 (gimple_alloca_call_p, alloca_call_p): Return only true for the
17676 builtin alloca call.
17677 * calls.h (gimple_maybe_alloca_call_p): New function.
17678 * tree-inline.c (inline_forbidden_p_stmt): Use
17679 gimple_maybe_alloca_call_p here.
17681 2016-07-21 David Malcolm <dmalcolm@redhat.com>
17683 * spellcheck-tree.c (best_macro_match::best_macro_match):
17684 Explictly specify the template arguments when invoking the base
17685 class constructor, to help older C++ compilers.
17687 2016-07-21 Jakub Jelinek <jakub@redhat.com>
17690 * asan.c (asan_dynamic_init_call): Call asan_init_shadow_ptr_types
17691 before builtin_decl_implicit.
17693 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
17695 * optabs.c (emit_condiitonal_move): Short circuit for identical
17698 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
17700 * ifcvt.c (noce_if_info): New fields: speed_p, original_cost,
17701 max_seq_cost. Removed fields: then_cost, else_cost, branch_cost.
17702 (noce_conversion_profitable_p): New.
17703 (noce_try_store_flag_constants): Use it.
17704 (noce_try_addcc): Likewise.
17705 (noce_try_store_flag_mask): Likewise.
17706 (noce_try_cmove): Likewise.
17707 (noce_try_cmove_arith): Likewise.
17708 (bb_valid_for_noce_process_p): Add to the cost parameter rather than
17710 (noce_convert_multiple_sets): Move cost model to here, from...
17711 (bb_ok_for_noce_convert_multiple_sets) ...here.
17712 (noce_process_if_block): Update calls for above changes.
17713 (noce_find_if_block): Record new noce_if_info parameters.
17715 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
17717 * target.def (max_noce_ifcvt_seq_cost): New.
17718 * doc/tm.texi.in (TARGET_MAX_NOCE_IFCVT_SEQ_COST): Document it.
17719 * doc/tm.texi: Regenerate.
17720 * targhooks.h (default_max_noce_ifcvt_seq_cost): New.
17721 * targhooks.c (default_max_noce_ifcvt_seq_cost): New.
17722 * params.def (PARAM_MAX_RTL_IF_CONVERSION_PREDICTABLE_COST): New.
17723 (PARAM_MAX_RTL_IF_CONVERSION_UNPREDICTABLE_COST): Likewise.
17724 * doc/invoke.texi: Document new params.
17726 2016-07-21 Richard Biener <rguenther@suse.de>
17728 PR tree-optimization/71947
17729 * tree-vrp.c (extract_range_from_assert): Singleton symbolic
17730 ranges have useful limit_vr information.
17732 2016-07-21 Richard Biener <rguenther@suse.de>
17734 * function-tests.c (build_trivial_generic_function): Set
17735 BLOCK_SUPERCONTEXT of DECL_INITIAL.
17736 * omp-low.c (create_omp_child_function): Likewise.
17737 (grid_expand_target_grid_body): Likewise.
17738 * cgraphunit.c (init_lowered_empty_function): Likewise.
17739 (cgraph_node::expand_thunk): Likewise.
17740 * tree-parloops.c (create_loop_fn): Likewise.
17741 * ipa.c (cgraph_build_static_cdtor_1): Likewise.
17743 2016-07-21 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
17745 * tree-ssa-strlen.c (strlen_dom_walker::before_dom_children): Fix typo
17748 2016-07-21 Georg-Johann Lay <avr@gjlay.de>
17750 * config/avr/avr.md (any_extract, any_shiftrt): New code iterators.
17751 (*insv.extract, *insv.shiftrt, *insv.not-bit.0, *insv.not-bit.7)
17752 (*insv.xor-extract, *insv.xor1-bit.0): New insns.
17753 (adjust_len) [insv_notbit, insv_notbit_0, insv_notbit_7]: New
17754 values for insn attribute.
17755 * config/avr/avr.c (avr_out_insert_notbit): New function.
17756 (avr_adjust_insn_length): Handle ADJUST_LEN_INSV_NOTBIT,
17757 ADJUST_LEN_INSV_NOTBIT_0/_7.
17758 * config/avr/avr-protos.h (avr_out_insert_notbit): New proto.
17760 2016-07-21 Bin Cheng <bin.cheng@arm.com>
17762 * tree-chrec.c (convert_affine_scev): New parameter. Pass new arg.
17763 (chrec_convert_1, chrec_convert): Ditto.
17764 * tree-chrec.h (chrec_convert, convert_affine_scev): New parameter.
17765 * tree-scalar-evolution.c (interpret_rhs_expr): Pass new arg.
17766 * tree-vrp.c (adjust_range_with_scev): Ditto.
17767 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Ditto.
17768 (scev_var_range_cant_overflow): New function.
17769 (scev_probably_wraps_p): New parameter. Call above function.
17770 * tree-ssa-loop-niter.h (scev_probably_wraps_p): New parameter.
17772 2016-07-21 Bin Cheng <bin.cheng@arm.com>
17774 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Clean up
17775 by removing computation of may_be_zero.
17777 2016-07-21 Jakub Jelinek <jakub@redhat.com>
17779 * tree-object-size.c (unknown): Use HOST_WIDE_INT_M1U instead of -1.
17781 2016-07-21 Andrew Sutton <andrew.n.sutton@gmail.com>
17783 Improving concepts performance and diagnostics.
17784 * timevar.def (TV_CONSTRAINT_SAT, TV_CONSTRAINT_SUB): New time vars
17785 for constraint satisfaction and subsumption.
17786 * timevar.h (auto_timevar): New constructor that matches the push/pop
17787 pattern of usage in pt.c.
17789 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
17791 * hwint.h (HOST_WIDE_INT_0): New define.
17792 (HOST_WIDE_INT_0U): Ditto.
17793 * double-int.c: Use HOST_WIDE_INT_0 instead of (HOST_WIDE_INT) 0.
17794 * dse.c: Use HOST_WIDE_INT_0U instead of (unsigned HOST_WIDE_INT) 0.
17795 * simplify-rtx.c: Ditto.
17796 * tree-object-size.c: Ditto.
17798 2016-07-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
17800 * config/s390/s390.c (s390_encode_section_info): Remove mode size
17803 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
17805 * cse.c: Use HOST_WIDE_INT_M1 instead of ~(HOST_WIDE_INT) 0.
17806 * combine.c: Use HOST_WIDE_INT_M1U instead of
17807 ~(unsigned HOST_WIDE_INT) 0.
17808 * double-int.h: Ditto.
17810 * dwarf2asm.c:Ditto.
17812 * genmodes.c: Ditto.
17814 * read-rtl.c: Ditto.
17815 * tree-ssa-loop-ivopts.c: Ditto.
17816 * tree-ssa-loop-prefetch.c: Ditto.
17817 * tree-vect-generic.c: Ditto.
17818 * tree-vect-patterns.c: Ditto.
17821 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
17823 * config/avr.c (avr_legitimize_address) [AVR_TINY]: Force
17824 constant addresses outside [0,0xc0] into a register.
17825 (avr_out_movhi_r_mr_reg_no_disp_tiny): Pass insn. And handle
17826 cases where the base address register is unused after.
17827 (avr_out_movhi_r_mr_reg_disp_tiny): Same.
17828 (avr_out_movhi_mr_r_reg_disp_tiny): Same.
17829 (avr_out_store_psi_reg_disp_tiny): Same.
17831 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
17833 Implement attribute progmem on reduced Tiny cores by adding
17834 flash offset 0x4000 to respective symbols.
17837 * doc/extend.texi (AVR Variable Attributes) [progmem]: Add
17838 documentation how it works on reduced Tiny cores.
17839 (AVR Named Address Spaces): No support for reduced Tiny.
17840 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): New macro.
17841 (avr_address_tiny_pm_p): New static function.
17842 (avr_print_operand_address) [AVR_TINY]: Add AVR_TINY_PM_OFFSET
17843 if the address is in progmem.
17844 (avr_assemble_integer): Same.
17845 (avr_encode_section_info) [AVR_TINY]: Set AVR_SYMBOL_FLAG_TINY_PM
17846 for symbol_ref in progmem.
17847 * config/avr/avr.h (AVR_TINY_PM_OFFSET): New macro.
17848 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use it instead of
17849 magic 0x4000 when built-in def'ing __AVR_TINY_PM_BASE_ADDRESS__.
17851 2016-07-20 Patrick Palka <ppalka@gcc.gnu.org>
17853 * configure.ac (thin_archive_support): New variable. AC_SUBST it.
17854 * configure: Regenerate.
17855 * Makefile.in (THIN_ARCHIVE_SUPPORT): New variable.
17856 (USE_THIN_ARCHIVES): New variable.
17857 (libbackend.a): If USE_THIN_ARCHIVES then pass T to ar to build
17858 this archive as a thin archive.
17860 2016-07-20 David Malcolm <dmalcolm@redhat.com>
17862 * diagnostic-show-locus.c (diagnostic_show_locus): If this is the
17863 same location as last time, don't skip if we have fix-it hints.
17864 Clarify the skipping logic by converting it from one "if" clause
17865 to repeated "if" clauses.
17866 * spellcheck-tree.c: Include "cpplib.h".
17867 (find_closest_macro_cpp_cb): Move here from c/c-decl.c.
17868 (best_macro_match::best_macro_match): New constructor.
17869 * spellcheck-tree.h (struct edit_distance_traits<cpp_hashnode *>):
17870 Move here from c/c-decl.c.
17871 (class best_macro_match): Move here from c/c-decl.c, converting
17872 from a typedef to a subclass, gaining a ctor.
17874 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
17876 * config/avr/avr-protos.h (avr_addr_space_supported_p): New prototype.
17877 * config/avr/avr.c (TARGET_ADDR_SPACE_DIAGNOSE_USAGE): New hook
17879 (avr_addr_space_diagnose_usage): ...and implementation.
17880 (avr_addr_space_supported_p): New function.
17881 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Only
17882 report bad address space usage if that space is supported.
17883 (avr_insert_attributes): Same. No more complain about unsupported
17885 * config/avr/avr-c.c (tm_p.h): Include it.
17886 (avr_cpu_cpp_builtins): Only define addr-space related built-in
17887 macro if avr_addr_space_supported_p.
17889 2016-07-20 Alexander Monakov <amonakov@ispras.ru>
17891 * config/nvptx/nvptx.c (nvptx_option_override): Do not set
17892 flag_toplevel_reorder.
17894 2016-07-20 David Malcolm <dmalcolm@redhat.com>
17896 * gcc-rich-location.c
17897 (gcc_rich_location::add_fixit_misspelled_id): New overload, taking
17899 * gcc-rich-location.h
17900 (gcc_rich_location::add_fixit_misspelled_id): Likewise.
17902 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
17904 * target.def (addr_space): Add new diagnose_usage to hook vector.
17905 * targhooks.c (default_addr_space_diagnose_usage): Add default
17906 implementation and...
17907 * targhooks.h (default_addr_space_diagnose_usage): ... its prototype.
17908 * c/c-parser.c (c_lex_one_token) [CPP_NAME]: If the token
17909 is some address space, call targetm.addr_space.diagnose_usage.
17910 * doc/tm.texi.in (Named Address Spaces): Add anchor for
17911 TARGET_ADDR_SPACE_DIAGNOSE_USAGE documentation.
17912 * doc/tm.texi: Regenerate.
17914 2016-07-20 Martin Liska <mliska@suse.cz>
17916 PR middle-end/71898
17917 * graphite-isl-ast-to-gimple.c (later_of_the_two):
17918 Properly handly PHI stmts.
17920 2016-07-20 Bin Cheng <bin.cheng@arm.com>
17922 PR tree-optimization/71503
17923 PR tree-optimization/71683
17924 * tree-if-conv.c (gen_phi_arg_condition): Record true predicate
17927 2016-07-20 Martin Liska <mliska@suse.cz>
17929 * doc/invoke.texi (-fipa-ra): Document when the option is
17930 disabled. Fix a typo.
17932 2016-07-20 Martin Liska <mliska@suse.cz>
17934 * Makefile.in: Include fibonacci_heap.c
17935 * fibonacci_heap.c: New file.
17936 * fibonacci_heap.h (fibonacci_heap::insert): Use insert_node.
17937 (fibonacci_heap::union_with): Fix deletion of the second heap.
17938 * selftest-run-tests.c (selftest::run_tests): Incorporate
17939 fibonacci heap tests.
17940 * selftest.h: Declare fibonacci_heap_c_tests.
17942 2016-07-20 Martin Liska <mliska@suse.cz>
17944 * selftest-run-tests.c (selftest::run_tests): New function.
17945 * selftest.h (sreal_c_tests): Declare.
17946 * sreal.c (sreal_verify_basics): New function.
17947 (verify_aritmetics): Likewise.
17948 (sreal_verify_arithmetics): Likewise.
17949 (verify_shifting): Likewise.
17950 (sreal_verify_shifting): Likewise.
17951 (void sreal_c_tests): Likewise.
17953 2016-07-19 Jakub Jelinek <jakub@redhat.com>
17955 PR rtl-optimization/71916
17956 * cfgrtl.c (contains_no_active_insn_p): Return false also for
17957 bb which have a single succ fake edge.
17959 2016-07-19 Aldy Hernandez <aldyh@redhat.com>
17962 * dwarf2out.c (gen_subprogram_die): Only call
17963 gen_unspecified_parameters_die while dumping early dwarf.
17965 2016-07-19 Jakub Jelinek <jakub@redhat.com>
17967 PR middle-end/71874
17968 * gimple-fold.c (fold_builtin_memory_op): Use
17969 get_addr_base_and_unit_offset instead of get_ref_base_and_extent.
17971 2016-07-19 Uros Bizjak <ubizjak@gmail.com>
17973 * builtins.c: Use HOST_WIDE_INT_1 instead of (HOST_WIDE_INT) 1,
17974 HOST_WIDE_INT_1U instead of (unsigned HOST_WIDE_INT) 1,
17975 HOST_WIDE_INT_M1 instead of (HOST_WIDE_INT) -1 and
17976 HOST_WIDE_INT_M1U instead of (unsigned HOST_WIDE_INT) -1.
17977 * combine.c: Ditto.
17980 * double-int.c: Ditto.
17982 * dwarf2out.c: Ditto.
17985 * fold-const.c: Ditto.
17986 * function.c: Ditto.
17988 * genmodes.c: Ditto.
17992 * loop-doloop.c: Ditto.
17993 * loop-invariant.c: Ditto.
17994 * loop-iv.c: Ditto.
17999 * rtlanal.c: Ditto.
18000 * simplify-rtx.c: Ditto.
18001 * stor-layout.c: Ditto.
18003 * tree-ssa-loop-ivopts.c: Ditto.
18004 * tree-vect-generic.c: Ditto.
18005 * tree-vect-patterns.c: Ditto.
18010 * wide-int-print.cc: Ditto.
18011 * wide-int.cc: Ditto.
18012 * wide-int.h: Ditto.
18014 2016-07-19 David Malcolm <dmalcolm@redhat.com>
18016 * selftest.c (selftest::assert_streq): Handle NULL values of
18017 val_actual and val_expected.
18019 2016-07-19 Martin Jambor <mjambor@suse.cz>
18022 * trans-decl.c (gfc_generate_function_code): Use cgraph_get_create_node
18023 rather than cgraph_create_node to get a call graph node.
18025 2016-07-19 Richard Biener <rguenther@suse.de>
18027 * gimple-fold.c (get_base_constructor): Add VIEW_CONVERT case,
18028 handle all tcc_constant bases and valueize SSA names.
18029 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): Handle
18030 tcc_constant bases.
18032 2016-07-19 David Malcolm <dmalcolm@redhat.com>
18034 * function-tests.c (selftest::verify_three_block_rtl_cfg): Verify
18035 the flags of the exit block and bb2, not just the entry block.
18037 2016-07-19 Richard Biener <rguenther@suse.de>
18039 PR tree-optimization/71901
18040 * tree-ssa-sccvn.h (struct vn_reference_op_struct): Add
18041 align member, group stuff with the bitfield.
18042 (vn_ref_op_align_unit): New inline.
18043 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): For ARRAY_REFs
18044 record element alignment and operand 3 unchanged.
18045 (ao_ref_init_from_vn_reference): Adjust.
18046 (valueize_refs_1): Likewise.
18047 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Likewise.
18049 2016-07-19 Richard Biener <rguenther@suse.de>
18051 PR tree-optimization/71908
18052 * tree-ssa-structalias.c (get_constraint_for_component_ref): Handle
18053 symbolic constants in a more reliable way.
18055 2016-07-19 Ilya Enkovich <ilya.enkovich@intel.com>
18057 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Update
18059 (vect_update_inits_of_drs): Likewise.
18060 (vect_create_cond_for_alias_checks): Likewise.
18061 * tree-vect-loop.c (vect_get_known_peeling_cost): Likewise.
18063 2016-07-19 Richard Biener <rguenther@suse.de>
18066 * lto-streamer-out.c (DFS::DFS_write_tree_body): For blocks
18067 with an abstract origin that is not an inlined function outer
18068 scope add a self-reference as abstract origin.
18069 * tree-streamer-out.c (write_ts_block_tree_pointers): Likewise.
18071 2016-07-18 Michael Meissner <meissner@linux.vnet.ibm.com>
18074 * config/rs6000/rs6000.c (rs6000_function_value): Fix
18075 unintentional System V.4 structure return breakage for structures
18076 with a single floating point element.
18078 2016-07-18 Yuri Rumyantsev <ysrumyan@gmail.com>
18080 PR tree-optimization/71734
18081 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Add REF_LOOP argument which
18082 contains REF, use it to check safelen, assume that safelen value
18083 must be greater 1, fix style.
18084 (ref_indep_loop_p_2): Add REF_LOOP argument.
18085 (ref_indep_loop_p): Pass LOOP as additional argument to
18086 ref_indep_loop_p_2.
18088 2016-07-18 Dominik Vogt <vogt@linux.vnet.ibm.com>
18090 * cfgexpand.c (expand_stack_vars): Implement synamic stack space
18091 allocation in the prologue.
18092 * explow.c (get_dynamic_stack_base): New function to return an address
18093 expression for the dynamic stack base.
18094 (get_dynamic_stack_size): New function to do the required dynamic stack
18095 space size calculations.
18096 (allocate_dynamic_stack_space): Use new functions.
18097 (align_dynamic_address): Move some code from
18098 allocate_dynamic_stack_space to new function.
18099 * explow.h (get_dynamic_stack_base, get_dynamic_stack_size): Export.
18101 2016-07-18 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
18103 * config/s390/s390.c (s390_encode_section_info): Always set
18104 notaligned marker if mode size is 0 or no MEM_ALIGN info could be
18107 2016-07-18 Richard Biener <rguenther@suse.de>
18109 PR tree-optimization/71893
18110 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Compensate
18111 for sizetype cast added by array_ref_element_size.
18112 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
18114 2016-07-16 John David Anglin <danglin@gcc.gnu.org>
18116 * config/pa/pa.c (hppa_profile_hook): Allocate stack space for
18117 register parameters. Remove code to initialize argument pointer
18118 on TARGET_64BIT. Optimize call to _mcount when it can be reached
18119 using a pc-relative branch. Cleanup conditional code.
18120 * config/pa/pa.md (call_mcount): New expander.
18121 (call_mcount_nonpic): New insn.
18122 (call_mcount_pic): New insn and split.
18123 (call_mcount_pic_post_reload): New insn.
18124 (call_mcount_64bit): New insn and split.
18125 (call_mcount_64bit_post_reload): New insn.
18127 2016-07-15 Georg-Johann Lay <avr@gjlay.de>
18129 * config/avr/predicates.md (const_m255_to_m1_operand): New.
18130 * config/avr/constraints.md (Cn8, Ca1, Co1, Yx2): New constraints.
18131 * config/avr/avr.md (add<mode>3) <ALL1>: Fix set_vzn for +/-2.
18132 (*cmphi.zero-extend.0, *cmphi.zero-extend.1)
18133 (*usum_widenqihi3, *udiff_widenqihi3)
18134 (*addhi3_zero_extend.const): New combiner insns.
18135 (andqi3, iorqi3): Provide "l" (NO_LD_REGS) alternative if
18136 just 1 bit is affected.
18137 * config/avr/avr.c (avr_out_bitop) <QImode>: Don't access xop[3].
18138 (avr_out_compare) [EQ,NE]: Tweak comparing d-regs against -1.
18140 2016-07-15 Cesar Philippidis <cesar@codesourcery.com>
18142 * omp-low.c (lower_omp_target): Mark data clauses with
18143 GOMP_MAP_FORCE_{PRESENT,TO,FROM,TOFROM} as potentially having
18144 zero-length subarrays.
18146 2016-07-15 Richard Biener <rguenther@suse.de>
18148 PR tree-optimization/71881
18149 * tree-loop-distribution.c (destroy_loop): Remove blocks in
18150 reverse DOM order to make debug temp generation happy.
18152 2016-07-15 Richard Biener <rguenther@suse.de>
18154 PR tree-optimization/71887
18155 * tree-ssa-phiopt.c (absorbing_element_p): Add rhs arg and
18156 verify it is not zero for division / modulo handling.
18157 (value_replacement): Adjust.
18159 2016-07-15 Virendra Pathak <virendra.pathak@broadcom.com>
18160 Julian Brown <julian@codesourcery.com>
18162 * config/aarch64/aarch64-cores.def: Update vulcan COSTS.
18163 * config/aarch64/aarch64-cost-tables.h
18164 (vulcan_extra_costs): New variable.
18165 * config/aarch64/aarch64.c
18166 (vulcan_addrcost_table): Likewise.
18167 (vulcan_regmove_cost): Likewise.
18168 (vulcan_vector_cost): Likewise.
18169 (vulcan_branch_cost): Likewise.
18170 (vulcan_tunings): Likewise.
18172 2016-07-15 Alexander Monakov <amonakov@ispras.ru>
18174 * cgraphunit.c (cgraph_order_sort_kind): New entry ORDER_VAR_UNDEF.
18175 (output_in_order): Loop over undefined variables too. Output them
18176 via assemble_undefined_decl. Skip variables that correspond to hard
18177 registers or have value-exprs.
18178 * varpool.c (symbol_table::output_variables): Handle undefined
18179 variables together with defined ones.
18181 2016-07-15 Richard Biener <rguenther@suse.de>
18183 * tree-ssa-pre.c (get_representative_for): Make sure to return
18184 the value number of SSA names.
18185 (phi_translate_1): get_representative_for cannot return NULL.
18186 (do_pre_regular_insertion): Remove redundant call to
18187 fully_constant_expression.
18188 (do_pre_partial_partial_insertion): Likewise.
18190 2016-07-15 Bin Cheng <bin.cheng@arm.com>
18192 * tree-scalar-evolution.c (simple_iv_with_niters): New funcion.
18193 (derive_simple_iv_with_niters): New function.
18194 (simple_iv): Rewrite using simple_iv_with_niters.
18195 * tree-scalar-evolution.h (simple_iv_with_niters): New decl.
18196 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
18198 (number_of_iterations_exit): Rewrite using above function.
18199 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
18202 2016-07-15 Richard Biener <rguenther@suse.de>
18204 * config/i386/i386.c (ix86_builtin_vectorization_cost): Adjust
18205 vec_construct cost.
18207 2016-07-14 Jakub Jelinek <jakub@redhat.com>
18209 PR tree-optimization/71872
18210 * tree-data-ref.c (get_references_in_stmt): Ignore references
18211 with is_gimple_constant get_base_address.
18213 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
18215 * config/arm/arm.h (TARGET_HAVE_LDACQ): Enable for ARMv8-M Mainline.
18216 (TARGET_HAVE_LDACQD): New macro.
18217 * config/arm/sync.md (atomic_loaddi): Use TARGET_HAVE_LDACQD rather
18218 than TARGET_HAVE_LDACQ.
18219 (arm_load_acquire_exclusivedi): Likewise.
18220 (arm_store_release_exclusivedi): Likewise.
18222 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
18224 PR rtl-optimization/71878
18225 * lra-constraints.c (match_reload): Pass information about other
18226 output operands. Create new unique register value if matching input
18227 operand shares same register value as output operand being considered.
18228 (curr_insn_transform): Record output operands already processed.
18230 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18233 PR tree-optimization/70923
18234 * tree-vect-patterns.c: Include mult-synthesis.h.
18235 (target_supports_mult_synth_alg): New function.
18236 (synth_lshift_by_additions): Likewise.
18237 (apply_binop_and_append_stmt): Likewise.
18238 (vect_synth_mult_by_constant): Likewise.
18239 (target_has_vecop_for_code): Likewise.
18240 (vect_recog_mult_pattern): Use above functions to synthesize vector
18241 multiplication by integer constants.
18243 2016-07-14 Alan Modra <amodra@gmail.com>
18245 * config/rs6000/altivec.md (altivec_mov<mode>): Disparage
18246 gpr alternatives. Correct '*' placement on Y,r alternative.
18247 Add '*' on operand 1 of r,r alternative.
18249 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18251 * expmed.c (mult_variant, choose_mult_variant): Move declaration to...
18252 * expmed.h: ... Here.
18254 2016-07-14 Jan Hubicka <hubicka@ucw.cz>
18256 * gimple.h (stmt_can_terminate_bb_p): New function.
18257 * tree-cfg.c (need_fake_edge_p): Rename to ...
18258 (stmt_can_terminate_bb_p): ... this; return true if stmt can
18259 throw external; handle const and pure calls.
18260 * tree-ssa-loop-niter.c (loop_only_exit_p): Use it.
18262 2016-07-14 Richard Biener <rguenther@suse.de>
18264 PR tree-optimization/71866
18265 * tree-ssa-pre.c (get_constant_for_value_id): Remove.
18266 (do_hoist_insertion): Avoid endless recursion when we
18267 didn't insert anything because we managed to simplify
18268 things down to a constant or SSA name.
18269 (fully_constant_expression): Re-write in terms of ...
18270 * tree-ssa-sccvn.h (vn_nary_simplify): ... this. Declare.
18271 * tree-ssa-sccvn.c (vn_nary_simplify): New wrapper around
18272 vn_nary_build_or_lookup_1.
18273 (vn_nary_build_or_lookup_1): Added flag and renamed from ...
18274 (vn_nary_build_or_lookup): ... this which now wraps it.
18276 2016-07-14 Alan Modra <amodra@gmail.com>
18279 * config/rs6000/rs6000.c (rs6000_option_override_internal): Deal
18280 with p9_vector override before power9-dform override.
18282 2016-07-13 Andi Kleen <ak@linux.intel.com>
18284 * value-prof.c (gimple_value_profile_transformations): Don't run
18285 when auto_profile is on.
18287 2016-07-13 Andi Kleen <ak@linux.intel.com>
18289 * auto-profile.c (update_inlined_ind_target,
18290 afdo_indirect_call): Print information to dump file.
18292 2016-07-13 Andrew Burgess <andrew.burgess@embecosm.com>
18294 * genrecog.c (special_predicate_operand_p): New function.
18295 (predicate_name): Move function.
18296 (validate_pattern): Don't warn about missing mode for all
18297 define_special_predicate predicates.
18299 2016-07-13 Bin Cheng <bin.cheng@arm.com>
18301 * tree-vect-data-refs.c (vect_no_alias_p): New function.
18302 (vect_prune_runtime_alias_test_list): Call vect_no_alias_p to
18303 resolve alias checks which are known at compilation time.
18304 Truncate vector LOOP_VINFO_MAY_ALIAS_DDRS(loop_vinfo) if all
18305 alias checks are resolved. Move dump info for too many runtime
18306 alias checks to here...
18307 * tree-vect-loop.c (vect_analyze_loop_2): ...From here.
18309 2016-07-13 Richard Biener <rguenther@suse.de>
18311 PR tree-optimization/24574
18312 * tree-ssa-phiopt.c (absorbing_element_p): Pass in argument
18313 position and add shift, rotate, divison and modulo support
18315 (value_replacement): Pass in argument position to absorbing_element_p.
18317 2016-07-13 Ilya Enkovich <ilya.enkovich@intel.com>
18320 * ipa-inline-transform.c (inline_call): Support
18321 instrumented thunks.
18323 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
18325 * config/arm/arm.h (TARGET_HAVE_CBZ): Define.
18326 (TARGET_IDIV): Set for all Thumb targets provided they have hardware
18328 * config/arm/arm.md (divsi3): New unpredicable alternative for ARMv8-M
18329 Baseline. Make initial alternative TARGET_32BIT only.
18330 (udivsi3): Likewise.
18331 * config/arm/thumb1.md (thumb1_cbz): New define_insn.
18332 * doc/sourcebuild.texi (arm_thumb1_cbz_ok): Document new effective
18335 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
18337 * config/arm/arm.h (TARGET_HAVE_MOVT): Include ARMv8-M as having MOVT.
18338 * config/arm/arm.c (arm_arch_name): (const_ok_for_op): Check MOVT/MOVW
18339 availability with TARGET_HAVE_MOVT.
18340 (thumb_legitimate_constant_p): Strip the high part of a label_ref.
18341 (thumb1_rtx_costs): Also return 0 if setting a half word constant and
18342 MOVW is available and replace (unsigned HOST_WIDE_INT) INTVAL by
18344 (thumb1_size_rtx_costs): Make set of half word constant also cost 1
18345 extra instruction if MOVW is available. Use a cost variable
18346 incremented by COSTS_N_INSNS (1) when the condition match rather than
18347 returning an arithmetic expression based on COSTS_N_INSNS. Make
18348 constant with bottom half word zero cost 2 instruction if MOVW is
18350 * config/arm/arm.md (define_attr "arch"): Add v8mb.
18351 (define_attr "arch_enabled"): Set to yes if arch value is v8mb and
18352 target is ARMv8-M Baseline.
18353 (arm_movt): New unpredicable alternative for ARMv8-M Baseline.
18354 (arm_movtas_ze): Likewise.
18355 * config/arm/thumb1.md (thumb1_movdi_insn): Add ARMv8-M Baseline only
18356 alternative for constants satisfying j constraint.
18357 (thumb1_movsi_insn): Likewise.
18358 (movsi splitter for K alternative): Tighten condition to not trigger
18359 if movt is available and j constraint is satisfied.
18360 (Pe immediate splitter): Likewise.
18361 (thumb1_movhi_insn): Add ARMv8-M Baseline only alternative for
18362 constant fitting in an halfword to use MOVW.
18363 * doc/sourcebuild.texi (arm_thumb1_movt_ok): Document new ARM
18366 2016-07-13 Richard Biener <rguenther@suse.de>
18368 PR middle-end/71104
18369 * gimplify.c (gimplify_modify_expr): Gimplify the RHS before
18370 gimplifying the LHS. Make sure to gimplify a returning twice
18371 call LHS without using SSA names.
18373 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18375 * tree-data-ref.c (find_data_references_in_stmt): Remove
18376 unnecessary call to vec::release.
18377 (graphite_find_data_references_in_stmt): Likewise.
18378 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p): Likewise.
18379 * tree-vect-stmts.c (vectorizable_condition): Likewise.
18381 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18383 * cfgexpand.c (expand_used_vars): Make the type of a local
18385 * genmatch.c (lower_for): Likewise.
18386 * haifa-sched.c (haifa_sched_init): Likewise.
18387 (add_to_speculative_block): Likewise.
18388 (create_check_block_twin): Likewise.
18389 * predict.c (handle_missing_profiles): Likewise.
18390 * tree-data-ref.c (loop_nest_has_data_refs): Likewise.
18391 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Likewise.
18392 * tree-ssa-loop-niter.c (discover_iteration_bound_by_body_walk):
18394 (maybe_lower_iteration_bound): Likewise.
18395 * tree-ssa-sccvn.c (DFS): Likewise.
18396 * tree-stdarg.c (reachable_at_most_once): Likewise.
18397 * tree-vect-stmts.c (vectorizable_conversion): Likewise.
18398 (vectorizable_store): Likewise.
18400 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18402 * tree-ssa-sccvn.c (sccvn_dom_walker::~sccvn_dom_walker): remove.
18403 (sccvn_dom_walker): make cond_stack an auto_vec.
18405 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18407 * ree.c (struct ext_state): Make type of members auto_vec.
18408 (find_and_remove_re): Adjust.
18410 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18412 * cfgexpand.c (struct stack_vars_data): Make type of fields
18414 (expand_used_vars): Adjust.
18416 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18418 * ipa.c (record_cdtor_fn): Adjust.
18419 (build_cdtor_fns): Likewise.
18420 (ipa_cdtor_merge): Make static_ctors and static_dtors local
18423 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18425 * genextract.c (struct accum_extract): Add constructor and make
18427 (gen_insn): Adjust.
18429 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18431 * tree.c (struct free_lang_data_d): Add constructor and change
18432 types of members to ones that automatically manage resources.
18433 (fld_worklist_push): Adjust.
18434 (find_decls_types): Likewise.
18435 (find_decls_types_in_eh_region): Likewise.
18436 (free_lang_data_in_cgraph): Stop manually creating and
18437 destroying members of free_lang_data_d.
18439 2016-07-13 Uros Bizjak <ubizjak@gmail.com>
18441 PR rtl-optimization/68961
18442 * config/i386/sse.md (movsd/movhpd to movupd peephole2s): Add new
18443 peephole variant. Use sse_reg_operand predicates.
18445 2016-07-12 Uros Bizjak <ubizjak@gmail.com>
18447 * config/i386/predicates.md (x86_64_immediate_operand)
18448 <case CONST_INT>: Remove unneeded truncation to DImode.
18449 <case CONST>: Ditto.
18450 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
18452 2016-07-12 Michael Meissner <meissner@linux.vnet.ibm.com>
18455 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal):
18456 The xxperm and xxpermr instructions require that the 2nd input
18457 operand overlap with the output operand, and not the 1st.
18458 (altivec_vperm_v8hiv16qi): Likewise.
18459 (altivec_vperm_<mode>_uns_internal): Likewise.
18460 (altivec_vpermr_<mode>_internal): Likewise.
18461 (vperm_v8hiv4si): Likewise.
18462 (vperm_v16qiv8hi): Likewise.
18464 2016-07-12 Nathan Sidwell <nathan@acm.org>
18466 * config/arm/arm.c (arm_option_override): Set MASK_SINGLE_PIC_BASE
18467 when -mno-pic-data-is-text-relative is in effect, by default.
18468 * doc/invoke.texi (mpic-data-is-text-relative): Document new
18469 behavior and clarify.
18471 2016-07-12 Martin Liska <mliska@suse.cz>
18473 * params.def: Add avg-loop niter.
18474 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use the param.
18475 * cfgloopanal.c (expected_loop_iterations_unbounded): Likewise.
18476 * doc/invoke.texi: Document the new parameter.
18478 2016-07-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18480 PR middle-end/71700
18481 * expr.c (store_constructor): Mask sign-extended bits when widening
18482 sub-word constructor element at the start of a word.
18484 2016-07-12 Martin Liska <mliska@suse.cz>
18486 * Makefile.in: Append rule for params-options.h.
18487 * params-options.h: New file.
18489 2016-07-12 Martin Liska <mliska@suse.cz>
18491 * ira-build.c (mark_loops_for_removal): Properly iterate
18494 2016-07-12 Steven Bosscher <steven@gcc.gnu.org>
18495 Richard Biener <rguenther@suse.de>
18497 PR tree-optimization/23286
18498 PR tree-optimization/70159
18499 * doc/invoke.texi: Document -fcode-hoisting.
18500 * common.opt (fcode-hoisting): New flag.
18501 * opts.c (default_options_table): Enable -fcode-hoisting at -O2+.
18502 * tree-ssa-pre.c (pre_stats): Add hoist_insert.
18503 (do_regular_insertion): Rename to ...
18504 (do_pre_regular_insertion): ... this and amend general comments
18505 on insertion strathegy.
18506 (do_partial_partial_insertion): Rename to ...
18507 (do_pre_partial_partial_insertion): ... this.
18508 (do_hoist_insertion): New function.
18509 (insert_aux): Take flags on whether to do PRE and/or hoist insertion
18510 and call do_hoist_insertion properly.
18512 (pass_pre::gate): Enable also if -fcode-hoisting is enabled.
18513 (pass_pre::execute): Register hoist_insert stats.
18515 2016-07-12 Jakub Jelinek <jakub@redhat.com>
18517 PR middle-end/71716
18518 * gimple-fold.c (optimize_atomic_compare_exchange_p): Return false
18519 for SCALAR_FLOAT_TYPE_P type of expected var, or if TYPE_PRECISION
18520 is different from mode's bitsize. Small cleanup.
18522 2016-07-12 Richard Biener <rguenther@suse.de>
18524 PR rtl-optimization/68961
18525 * fwprop.c (propagate_rtx): Allow SUBREGs of VEC_CONCAT and CONCAT
18526 to simplify to a non-constant.
18528 2016-07-11 Jakub Jelinek <jakub@redhat.com>
18530 PR middle-end/71758
18531 * omp-low.c (expand_omp_target): Gimplify device.
18533 PR tree-optimization/71823
18534 * tree-vect-stmts.c (vectorizable_operation): Use vect_get_vec_defs
18535 to get vec_oprnds2 from op2.
18537 2016-07-11 Uros Bizjak <ubizjak@gmail.com>
18539 * config/i386/predicates.md (x86_64_immediate_operand) <case CONST>:
18540 Hoist common subexpressions.
18541 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
18543 2016-07-11 Pat Haugen <pthaugen@us.ibm.com>
18546 * config/rs6000/rs6000.md (stfiwx): Change constraint to 'wu' to
18547 prevent generation of 'stxsiwx' on pre Power8 hardware.
18549 2016-07-11 David Malcolm <dmalcolm@redhat.com>
18551 * input.c: Include cpplib.h.
18552 (selftest::temp_source_file): New class.
18553 (selftest::temp_source_file::temp_source_file): New ctor.
18554 (selftest::temp_source_file::~temp_source_file): New dtor.
18555 (selftest::should_have_column_data_p): New function.
18556 (selftest::test_should_have_column_data_p): New function.
18557 (selftest::temp_line_table): New class.
18558 (selftest::temp_line_table::temp_line_table): New ctor.
18559 (selftest::temp_line_table::~temp_line_table): New dtor.
18560 (selftest::test_accessing_ordinary_linemaps): Add case_ param; use
18561 it to create a temp_line_table.
18562 (selftest::assert_loceq): Only verify LOCATION_COLUMN for
18563 locations that are known to have column data.
18564 (selftest::line_table_case): New struct.
18565 (selftest::test_reading_source_line): Move tempfile handling
18566 to class temp_source_file.
18567 (ASSERT_TOKEN_AS_TEXT_EQ): New macro.
18568 (selftest::assert_token_loc_eq): New function.
18569 (ASSERT_TOKEN_LOC_EQ): New macro.
18570 (selftest::test_lexer): New function.
18571 (selftest::boundary_locations): New array.
18572 (selftest::input_c_tests): Call test_should_have_column_data_p.
18573 Loop over a test matrix of interesting values of location and
18574 default_range_bits, calling test_lexer on each case in the matrix.
18575 Move call to test_accessing_ordinary_linemaps into the matrix.
18576 * selftest.h (ASSERT_EQ): Reimplement in terms of...
18577 (ASSERT_EQ_AT): New macro.
18579 2016-07-11 H.J. Lu <hongjiu.lu@intel.com>
18582 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
18583 Don't convert TImode in debug insn.
18585 2016-07-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
18587 Convert TYPE_ALIGN_OK to a TYPE_LANG_FLAG.
18588 * tree-core.h (tree_base::nothrow_flag): Adjust comment.
18589 (tree_type_common::lang_flag_7): New.
18590 (tree_type_common::spare): Reduce size.
18591 * tree.h (TYPE_ALIGN_OK): Remove.
18592 (TYPE_LANG_FLAG_7): New.
18593 (get_inner_reference): Adjust header.
18594 * print-tree.c (print_node): Adjust.
18595 * expr.c (get_inner_reference): Remove parameter keep_aligning.
18596 (get_bit_range, expand_assignment, expand_expr_addr_expr_1): Adjust
18597 calls to get_inner_reference.
18598 (expand_expr_real_1): Adjust call to get_inner_reference. Remove
18599 handling of TYPE_ALIGN_OK.
18600 * builtins.c (get_object_alignment_2): Adjust call to
18601 get_inner_reference. Remove handling of VIEW_CONVERT_EXPR.
18602 * emit-rtl.c (set_mem_attributes_minus_bitpos): Remove handling of
18604 * asan.c (instrument_derefs): Adjust calls to get_inner_reference.
18605 * cfgexpand.c (expand_debug_expr): Likewise.
18606 * dbxout.c (dbxout_expand_expr): Likewise.
18607 * dwarf2out.c (loc_list_for_address_of_addr_expr_of_indirect_ref,
18608 loc_list_from_tree, fortran_common): Likewise.
18609 * fold-const.c (optimize_bit_field_compare,
18610 decode_field_reference, fold_unary_loc, fold_comparison,
18611 split_address_to_core_and_offset): Likewise.
18612 * gimple-laddress.c (execute): Likewise.
18613 * gimple-ssa-strength-reduction.c (slsr_process_ref): Likewise.
18614 * gimplify.c (gimplify_scan_omp_clauses): Likewise.
18615 * hsa-gen.c (gen_hsa_addr): Likewise.
18616 * simplifx-rtx.c (delegitimize_mem_from_attrs): Likewise.
18617 * tsan.c (instrument_expr): Likewise.
18618 * ubsan.c (instrument_bool_enum_load, instrument_object_size): Likewise.
18619 * tree.c (verify_type_variant): Remove handling of TYPE_ALIGN_OK.
18620 * tree-affine.c (tree_to_aff_combination,
18621 get_inner_reference_aff): Adjust calls to get_inner_reference.
18622 * tree-data-ref.c (split_constant_offset_1,
18623 dr_analyze_innermost): Likewise.
18624 * tree-scalar-evolution.c (interpret_rhs_expr): Likewise.
18625 * tree-sra.c (ipa_sra_check_caller): Likewise.
18626 * tree-ssa-loop-ivopts.c (split_address_cost): Likewise.
18627 * tree-ssa-math-opts.c (find_bswap_or_nop_load,
18628 bswap_replace): Likewise.
18629 * tree-vect-data-refs.c (vect_check_gather,
18630 vect_analyze_data_refs): Likewise.
18631 * config/mips/mips.c (r10k_safe_mem_expr_p): Likewise.
18632 * config/pa/pa.c (pa_emit_move_sequence): Remove handling of
18635 2016-07-11 David Malcolm <dmalcolm@redhat.com>
18637 * Makefile.in (selftest-valgrind): New phony target.
18638 * function-tests.c (selftest::build_cfg): Delete pass instances
18639 created by the test.
18640 (selftest::convert_to_ssa): Likewise.
18641 (selftest::test_expansion_to_rtl): Likewise.
18642 * tree-cfg.c (selftest::test_linear_chain): Release dominator
18644 (selftest::test_diamond): Likewise.
18646 2016-07-11 Richard Biener <rguenther@suse.de>
18648 PR tree-optimization/71816
18649 * tree-ssa-pre.c (compute_avail): Adjust alignment of ref rather
18650 than replacing all of its operands.
18652 2016-07-11 Alan Modra <amodra@gmail.com>
18654 * config/rs6000/rs6000.md (UNSPEC_DOLOOP): New unspec.
18655 (ctr<mode>): Add unspec.
18656 (ctr<mode>_internal*): Likewise.
18658 2016-07-08 James Bowman <james.bowman@ftdichip.com>
18660 * config/ft32/ft32.c (ft32_elf_encode_section_info): New function.
18661 * config/ft32/ft32.h (ASM_OUTPUT_SYMBOL_REF): New function.
18663 2016-07-08 Vladimir Makarov <vmakarov@redhat.com>
18665 PR rtl-optimization/71621
18666 * lra-constraints.c (process_alt_operands): Check combination of
18667 reg class and mode.
18669 2016-07-08 Jason Merrill <jason@redhat.com>
18670 Richard Biener <rguenther@suse.de>
18672 P0145: Refining Expression Order for C++.
18673 * gimplify.c (initial_rhs_predicate_for): New.
18674 (gimplfy_modify_expr): Gimplify RHS before LHS.
18676 2016-07-08 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
18679 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
18680 Allow standard error handling to take over when a wrong number
18681 of arguments is presented to __builtin_vec_ld () or
18682 __builtin_vec_st ().
18684 2016-07-08 Jiong Wang <jiong.wang@arm.com>
18686 * config/aarch64/aarch64-simd-builtins.def (smax): Remove float
18691 * config/aarch64/arm_neon.h (vmaxnm_f32): Use
18692 __builtin_aarch64_fmaxv2sf.
18693 (vmaxnmq_f32): Likewise.
18694 (vmaxnmq_f64): Likewise.
18695 (vminnm_f32): Likewise.
18696 (vminnmq_f32): Likewise.
18697 (vminnmq_f64): Likewise.
18699 2016-07-08 Michael Meissner <meissner@linux.vnet.ibm.com>
18702 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Do not
18703 enable -mfloat128-hardware by default.
18704 (ISA_3_0_MASKS_IEEE): New macro to give all of the VSX options
18705 that IEEE 128-bit hardware support needs.
18706 * config/rs6000/rs6000.c (rs6000_option_override_internal): If
18707 -mcpu=power9 -mfloat128, enable -mfloat128-hardware by default.
18708 Use ISA_3_0_MASKS_IEEE as the set of options that IEEE 128-bit
18709 floating point requires.
18710 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
18711 -mfloat128 and -mfloat128-hardware changes.
18713 2016-07-08 Alan Hayward <alan.hayward@arm.com>
18715 PR tree-optimization/71667
18716 * tree-vect-loop.c (vectorizable_live_operation): ignore DEBUG stmts
18718 2016-07-08 Martin Liska <mliska@suse.cz>
18720 PR middle-end/71606
18721 * fold-const.c (fold_convertible_p): As COMPLEX_TYPE
18722 folding produces SAVE_EXPRs, thus return false for the type.
18724 2016-07-07 Martin Liska <mliska@suse.cz>
18726 * file-find.c (remove_prefix): New function.
18727 * file-find.h (remove_prefix): Declare the function.
18728 * gcc-ar.c (main): Skip a folder of the wrapper if
18729 a wrapped binary would point to the same file.
18731 2016-07-07 Jan Hubicka <jh@suse.cz>
18733 * tree-scalar-evolution.c (iv_can_overflow_p): export.
18734 * tree-scalar-evolution.h (iv_can_overflow_p): Declare.
18735 * tree-ssa-loop-ivopts.c (alloc_iv): Use it.
18737 2016-07-07 Ilya Enkovich <ilya.enkovich@intel.com>
18740 * ipa-inline-analysis.c (compute_inline_parameters): Set
18741 local.can_change_signature to false for intrumentation
18744 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
18746 * config/arm/arm.h (TARGET_USE_MOVT): Check MOVT/MOVW availability
18747 with TARGET_HAVE_MOVT.
18748 (TARGET_HAVE_MOVT): Define.
18749 * config/arm/arm.c (const_ok_for_op): Check MOVT/MOVW
18750 availability with TARGET_HAVE_MOVT.
18751 * config/arm/arm.md (arm_movt): Use TARGET_HAVE_MOVT to check MOVT
18753 (addsi splitter): Use TARGET_THUMB && TARGET_HAVE_MOVT rather than
18755 (symbol_refs movsi splitter): Remove TARGET_32BIT check.
18756 (arm_movtas_ze): Use TARGET_HAVE_MOVT to check MOVT availability.
18757 * config/arm/constraints.md (define_constraint "j"): Use
18758 TARGET_HAVE_MOVT to check MOVT availability.
18760 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
18762 * config/arm/arm-protos.h: Reindent FL_FOR_* macro definitions.
18764 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
18766 * config/arm/arm-arches.def (armv8-m.base): Define new architecture.
18767 (armv8-m.main): Likewise.
18768 (armv8-m.main+dsp): Likewise.
18769 * config/arm/arm-protos.h (FL_FOR_ARCH8M_BASE): Define.
18770 (FL_FOR_ARCH8M_MAIN): Likewise.
18771 * config/arm/arm-tables.opt: Regenerate.
18772 * config/arm/bpabi.h: Add armv8-m.base, armv8-m.main and
18773 armv8-m.main+dsp to BE8_LINK_SPEC.
18774 * config/arm/arm.h (TARGET_HAVE_LDACQ): Exclude ARMv8-M.
18775 (enum base_architecture): Add BASE_ARCH_8M_BASE and BASE_ARCH_8M_MAIN.
18776 * config/arm/arm.c (arm_arch_name): Increase size to work with ARMv8-M
18777 Baseline and Mainline.
18778 (arm_option_override_internal): Also disable arm_restrict_it when
18779 !arm_arch_notm. Update comment for -munaligned-access to also cover
18781 (arm_file_start): Increase buffer size for printing architecture name.
18782 * doc/invoke.texi: Document architectures armv8-m.base, armv8-m.main
18783 and armv8-m.main+dsp.
18784 (mno-unaligned-access): Clarify that this is disabled by default for
18785 ARMv8-M Baseline architectures as well.
18787 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
18789 * config/arm/elf.h: Use __ARM_ARCH_ISA_THUMB and __ARM_ARCH_ISA_ARM to
18790 decide whether to prevent some libgcc routines being included for some
18791 multilibs rather than __ARM_ARCH_6M__ and add comment to indicate the
18792 link between this condition and the one in
18793 libgcc/config/arm/lib1func.S.
18795 2016-07-07 Richard Biener <rguenther@suse.de>
18797 * tree-ssa-pre.c: Include alias.h.
18798 (compute_avail): If we have multiple VN_REFERENCEs with the
18799 same hashtable entry adjust that to make it a valid replacement
18800 for all of them with respect to alignment and aliasing
18801 when doing insertion.
18802 * tree-ssa-sccvn.h (vn_reference_operands_for_lookup): Declare.
18803 * tree-ssa-sccvn.c (vn_reference_operands_for_lookup): New function.
18805 2016-07-06 Segher Boessenkool <segher@kernel.crashing.org>
18809 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
18810 *ctr<mode>_internal5, *ctr<mode>_internal6): Add *wi to the output
18813 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18815 * var-tracking.c (struct adjust_mem_data): Make side_effects a vector.
18816 (adjust_mems): Adjust.
18817 (adjust_insn): Likewise.
18818 (prepare_call_arguments): Likewise.
18820 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18822 * gcse.c (struct ls_expr): Make stores field a vector.
18823 (ldst_entry): Adjust.
18824 (free_ldst_entry): Likewise.
18825 (print_ldst_list): Likewise.
18826 (compute_ld_motion_mems): Likewise.
18827 (update_ld_motion_stores): Likewise.
18829 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18831 * gcse.c (struct ls_expr): Remove loads field.
18832 (ldst_entry): Adjust.
18833 (free_ldst_entry): Likewise.
18834 (print_ldst_list): Likewise.
18835 (compute_ld_motion_mems): Likewise.
18837 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18839 * store-motion.c (struct st_expr): Make antic_stores a vector.
18840 (st_expr_entry): Adjust.
18841 (free_st_expr_entry): Likewise.
18842 (print_store_motion_mems): Likewise.
18843 (find_moveable_store): Likewise.
18844 (compute_store_table): Likewise.
18845 (remove_reachable_equiv_notes): Likewise.
18846 (replace_store_insn): Likewise.
18847 (build_store_vectors): Likewise.
18849 2016-07-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18851 * config/arm/driver-arm.c (arm_cpu_table): Add entries for cortex-a32,
18852 cortex-a35, cortex-a53, cortex-a57, cortex-a72, cortex-a73.
18854 2016-07-06 Yuri Rumyantsev <ysrumyan@gmail.com>
18856 PR tree-optimization/71518
18857 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Adjust
18858 misalign also for outer loops with negative step.
18860 2016-07-06 Wilco Dijkstra <wdijkstr@arm.com>
18862 * config/arm/cortex-a53.md: Use final_presence_set for in-order.
18863 (cortex_a53_shift): Add mov_shift.
18864 (cortex_a53_shift_reg): Add new reservation for register shifts.
18865 (cortex_a53_alu): Remove bfm.
18866 (cortex_a53_alu_shift): Add bfm, remove mov_shift.
18867 (cortex_a53_alu_extr): Add new reservation for EXTR.
18868 (bypasses): Improve bypass modelling.
18870 2016-07-06 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
18873 * config/avr/avr.c (avr_asm_select_section): Strip off
18874 SECTION_DECLARED from flags when calling get_section.
18876 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
18878 * tree-vectorizer.h (vect_memory_access_type): Add
18879 VMAT_INVARIANT, VMAT_CONTIGUOUS_DOWN and VMAT_CONTIGUOUS_REVERSED.
18880 * tree-vect-stmts.c (compare_step_with_zero): New function.
18881 (perm_mask_for_reverse): Move further up file.
18882 (get_group_load_store_type): Stick to VMAT_ELEMENTWISE if the
18884 (get_negative_load_store_type): New function.
18885 (get_load_store_type): Call it. Add an ncopies argument.
18886 (vectorizable_mask_load_store): Update call accordingly and
18887 remove tests for negative steps.
18888 (vectorizable_store, vectorizable_load): Likewise. Handle new
18889 memory_access_types.
18891 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
18893 * tree-vectorizer.h (vect_memory_access_type): New enum.
18894 (_stmt_vec_info): Add a memory_access_type field.
18895 (STMT_VINFO_MEMORY_ACCESS_TYPE): New macro.
18896 (vect_model_store_cost): Take an access type instead of a boolean.
18897 (vect_model_load_cost): Likewise.
18898 * tree-vect-slp.c (vect_analyze_slp_cost_1): Update calls to
18899 vect_model_store_cost and vect_model_load_cost.
18900 * tree-vect-stmts.c (vec_load_store_type): New enum.
18901 (vect_model_store_cost): Take an access type instead of a
18902 store_lanes_p boolean. Simplify tests.
18903 (vect_model_load_cost): Likewise, but for load_lanes_p.
18904 (get_group_load_store_type, get_load_store_type): New functions.
18905 (vectorizable_store): Use get_load_store_type. Record the access
18906 type in STMT_VINFO_MEMORY_ACCESS_TYPE.
18907 (vectorizable_load): Likewise.
18908 (vectorizable_mask_load_store): Likewise. Replace is_store
18909 variable with vls_type.
18911 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
18913 * tree-vectorizer.h (vect_grouped_load_supported): Add a
18914 single_element_p parameter.
18915 * tree-vect-data-refs.c (vect_grouped_load_supported): Likewise.
18916 Check the PR65518 case here rather than in vectorizable_load.
18917 * tree-vect-loop.c (vect_analyze_loop_2): Update call accordignly.
18918 * tree-vect-stmts.c (vectorizable_load): Likewise.
18920 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
18922 * tree-vectorizer.h (gather_scatter_info): New structure.
18923 (vect_check_gather_scatter): Return a bool rather than a decl.
18924 Replace return-by-pointer arguments with a single
18925 gather_scatter_info *.
18926 * tree-vect-data-refs.c (vect_check_gather_scatter): Likewise.
18927 (vect_analyze_data_refs): Update call accordingly.
18928 * tree-vect-stmts.c (vect_mark_stmts_to_be_vectorized): Likewise.
18929 (vectorizable_mask_load_store): Likewise. Also record the
18930 offset dt and vectype in the gather_scatter_info.
18931 (vectorizable_store): Likewise.
18932 (vectorizable_load): Likewise.
18934 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
18936 * tree-vect-stmts.c (vect_model_store_cost): For non-SLP
18937 strided groups, use the cost of N scalar accesses instead
18938 of ncopies vector accesses.
18939 (vect_model_load_cost): Likewise.
18941 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
18943 * tree-vect-stmts.c (vect_cost_group_size): Delete.
18944 (vect_model_store_cost): Avoid calling it. Use first_stmt_p
18945 variable to indicate when once-per-group costs are being used.
18946 (vect_model_load_cost): Likewise. Fix comment and misindented code.
18948 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
18950 * tree-vect-stmts.c (vectorizable_load): Remove unnecessary
18951 peeling-for-gaps condition.
18953 2016-07-06 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
18955 * config/s390/s390.c (s390_expand_vec_init): Force initializer
18956 element to register if it doesn't match general_operand.
18958 2016-07-05 Michael Meissner <meissner@linux.vnet.ibm.com>
18959 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
18961 * config/rs6000/rs6000-protos.h (rs6000_split_signbit): New
18963 * config/rs6000/rs6000.c (rs6000_split_signbit): New function.
18964 * config/rs6000/rs6000.md (UNSPEC_SIGNBIT): New constant.
18965 (SIGNBIT): New mode iterator.
18966 (Fsignbit): New mode attribute.
18967 (signbit<mode>2): Change operand1 to match FLOAT128 instead of
18968 IBM128; dispatch to gen_signbit{kf,tf}2_dm for __float128
18969 when direct moves are available.
18970 (signbit<mode>2_dm): New define_insn_and_split).
18971 (signbit<mode>2_dm2): New define_insn.
18973 2016-07-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18975 PR rtl-optimization/71594
18976 * ifcvt.c (noce_convert_multiple_sets): Wrap new_val or old_val
18977 into subregs of appropriate mode before trying to emit a conditional
18980 2016-07-05 Jan Hubicka <jh@suse.cz>
18982 * tree-scalar-evolution.c (iv_can_overflow_p): New function.
18983 (simple_iv): Use it.
18985 2016-07-05 Jan Hubicka <jh@suse.cz>
18987 * tree-ssa-loop-niter.c (nowrap_type_p): Use ANY_INTEGRAL_TYPE_P.
18989 2016-07-05 Jiong Wang <jiong.wang@arm.com>
18991 * lra-constraints.c (process_alt_operands): Don't add spilling cost for
18994 2016-07-05 Jan Hubicka <jh@suse.cz>
18996 * tree-scalar-evoluiton.c (simple_iv): Use nowrap_type to check if
18999 2016-07-05 Richard Biener <rguenther@suse.de>
19001 * gimple-ssa-split-paths.c (find_block_to_duplicate_for_splitting_pa):
19002 Handle empty else block.
19003 (is_feasible_trace): Likewise.
19004 (split_paths): Likewise.
19006 2016-07-05 Richard Biener <rguenther@suse.de>
19008 * tree-loop-distribution.c (distribute_loop): Fix issue with
19009 the cost model loop.
19011 2016-07-05 Christophe Lyon <christophe.lyon@linaro.org>
19013 * config/arm/neon-testgen.ml: Delete.
19014 * config/arm/neon.ml: Delete.
19016 2016-07-04 Jakub Jelinek <jakub@redhat.com>
19019 * tree.c (attribute_value_equal): Use get_attribute_name instead of
19020 directly using TREE_PURPOSE.
19022 2016-07-04 Jiong Wang <jiong.wang@arm.com>
19024 * config/aarch64/aarch64.h: Rename "ARMv8.1" to "ARMv8.1-A".
19025 * config/aarch64/aarch64_neon.h: Likewise.
19026 * config/aarch64/arm_neon.h: Likewise.
19027 * config/aarch64/atomics.md: Likewise.
19028 * config/aarch64/aarch64-simd-builtins.def: Likewise.
19029 * doc/invoke.texi: Likewise.
19031 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
19033 * config/s390/s390.md: Add "z13" cpu_facility.
19034 ("*mov<mode>cc"): Add support for z13 instructions lochi and locghi.
19035 * config/s390/predicates.md ("loc_operand"): New predicate for "load on
19036 condition" type instructions.
19038 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
19039 Jeff Law <law@redhat.com>
19041 * explow.c (allocate_dynamic_stack_space): Simplify knowing that
19042 MUST_ALIGN was always true and extra_align ist always BITS_PER_UNIT.
19044 2016-07-04 Yuri Rumyantsev <ysrumyan@gmail.com>
19046 * config/i386/i386.c (ix86_expand_vec_perm): Add handle one-operand
19047 permutation for TARGET_AVX512F.
19048 (ix86_expand_vec_one_operand_perm_avx512): New function.
19049 (expand_vec_perm_1): Invoke introduced function.
19050 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
19051 it may be not valid after vectorization.
19053 2016-07-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19056 * config/aarch64/aarch64.c (aarch64_classify_symbol): Fix
19057 typo in comment. Only force to memory if it is a weak
19058 external reference.
19060 2016-07-04 Matthew Wahab <matthew.wahab@arm.com>
19061 Jiong Wang <jiong.wang@arm.com>
19063 * config/aarch64/aarch64-arches.def: Add "armv8.2-a".
19064 * config/aarch64/aarch64.h (AARCH64_FL_V8_2): New.
19065 (AARCH64_FL_F16): New.
19066 (AARCH64_FL_FOR_ARCH8_2): New.
19067 (AARCH64_ISA_8_2): New.
19068 (AARCH64_ISA_F16): New.
19069 (TARGET_FP_F16INST): New.
19070 (TARGET_SIMD_F16INST): New.
19071 * config/aarch64/aarch64-option-extensions.def ("fp16"): New entry.
19072 ("fp"): Disabling "fp" also disables "fp16".
19073 * config/aarch64/aarch64-c.c (arch64_update_cpp_builtins):
19074 Conditionally define __ARM_FEATURE_FP16_SCALAR_ARITHMETIC
19075 and __ARM_FEATURE_FP16_VECTOR_ARITHMETIC.
19076 * doc/invoke.texi (AArch64 Options): Document "armv8.2-a" and "fp16".
19078 2016-07-04 Jan Beulich <jbeulich@suse.com>
19080 * gcc.c (default_compilers["@c-header"]): Conditionalize "-o".
19082 2016-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
19085 * config/rs6000/vsx.md (vsx_splat_v4sf_internal): When splitting
19086 the insns, use an insn form that does not adjust the offset on
19087 little endian systems.
19089 2016-07-01 Jan Beulich <jbeulich@suse.com>
19091 * varasm.c (get_variable_section): Validate initializer in
19092 named .bss-like sections.
19094 2016-07-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
19096 * config/rs6000/altivec.md (*altivec_vpermr_<mode>_internal):
19097 Exchange the order of the second and third operands in the vpermr
19098 instruction tmeplate.
19100 2016-07-01 Peter Bergner <bergner@vnet.ibm.com>
19103 * config/rs6000/rs6000.c (rs6000_secondary_reload_simple_move):
19104 Disallow TDmode values.
19106 2016-07-01 Alan Modra <amodra@gmail.com>
19108 PR rtl-optimization/71709
19109 * ira-lives.c (find_call_crossed_cheap_reg): Exit loop on arg reg
19110 being set, not referenced.
19112 2016-07-01 Yuri Rumyantsev <ysrumyan@gmail.com>
19114 PR tree-optimization/70729
19115 * tree-vectorizer.c (adjust_simduid_builtins): Nullify safelen field
19116 of loop since it can be not valid after transformation.
19118 2016-07-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19120 * config/arm/arm.c (thumb_reload_in_hi): Delete.
19121 * config/arm/arm-protos.h (thumb_reload_in_hi): Delete prototype.
19123 2016-07-01 Eric Botcazou <ebotcazou@adacore.com>
19125 * config/arm/arm.c (arm_function_ok_for_sibcall): Add another check
19128 2016-06-30 Michael Meissner <meissner@linux.vnet.ibm.com>
19131 * config/rs6000/constraints.md (wY constraint): New constraint to
19132 match the requirements for the LXSD and STXSD instructions.
19133 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): New
19134 predicate to match the requirements for the LXSD and STXSD
19136 * config/rs6000/rs6000.md (mov<mode>_hardfloat32, FMOVE64 case):
19137 Use constaint wY for LXSD/STXSD instructions instead of 'o' or 'Y'
19138 to make sure that the bottom 2 bits of offset are 0, the address
19139 form is offsettable, and no updating is done in the address mode.
19140 (mov<mode>_hardfloat64, FMOVE64 case): Likewise.
19141 (movdi_internal32): Likewise
19142 (movdi_internal64): Likewise.
19144 2016-06-30 Jakub Jelinek <jakub@redhat.com>
19146 PR tree-optimization/71707
19147 * tree-ssa-strlen.c (get_stridx_plus_constant): Handle already present
19148 strinfo even for ADDR_EXPR ptr.
19150 2016-06-30 Kelvin Nilsen <kelvin@gcc.gnu.org>
19152 * config/rs6000/altivec.md (darn_32): Change the condition to
19153 TARGET_P9_MISC instead of TARGET_MODULO.
19154 (darn_raw): Replace TARGET_MODULO with TARGET_P9_MISC in the
19155 condition expression.
19156 (darn): Replace TARGET_MODULO with TARGET_P9_MISC in the
19157 condition expression.
19158 * config/rs6000/dfp.md (UNSPEC_DTSTSFI): New unspec constant.
19159 (DFP_TEST): New code iterator.
19160 (dfptstsfi_<code>_mode>): New define_expand.
19161 (*dfp_sgnfcnc_<mode>): New define_insn.
19162 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_0): Move this macro
19163 definition next to BU_P9_MISC_1 definition and change the MASK
19164 value to RS6000_BTM_P9_MISC.
19165 (BU_P9_MISC_1): Change the MASK value to RS6000_BTM_P9_MISC.
19166 (BU_P9_64BIT_MISC_0): Likewise.
19167 (BU_P9_DFP_MISC_0): New macro definition.
19168 (BU_P9_DFP_MISC_1): New macro definition.
19169 (BU_P9_DFP_MISC_2): New macro definition.
19170 (BU_P9_DFP_OVERLOAD_1): New macro definition.
19171 (BU_P9_DFP_OVERLOAD_2): New macro definition.
19172 (BU_P9_DFP_OVERLOAD_3): New macro definition.
19173 (TSTSFI_LT_DD): New BU_P9_DFP_MISC_2.
19174 (TSTSFI_LT_TD): Likewise.
19175 (TSTSFI_EQ_DD): Likewise.
19176 (TSTSFI_EQ_TD): Likewise.
19177 (TSTSFI_GT_DD): Likewise.
19178 (TSTSFI_GT_TD): Likewise.
19179 (TSTSFI_OV_DD): Likewise.
19180 (TSTSFI_OV_TD): Likewise.
19181 (TSTSFI_LT): New BU_P9_DFP_OVERLOAD_2.
19182 (TSTSFI_LT_DD): Likewise.
19183 (TSTSFI_LT_TD): Likewise.
19184 (TSTSFI_EQ): Likewise.
19185 (TSTSFI_EQ_DD): Likewise.
19186 (TSTSFI_EQ_TD): Likewise.
19187 (TSTSFI_GT): Likewise.
19188 (TSTSFI_GT_DD): Likewise.
19189 (TSTSFI_GT_TD): Likewise.
19190 (TSTSFI_OV): Likewise.
19191 (TSTSFI_OV_DD): Likewise.
19192 (TSTSFI_OV_TD): Likewise.
19193 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
19194 overloaded test significance functions.
19195 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
19196 OPTION_MASK_P9_MISC into the representation of this mask.
19197 (POWERPC_MASKS): Add OPTION_MASK_P9_MISC into the representation
19199 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Set the
19200 RS6000_BTM_P9_MISC flag in the return value if TARGET_P9_MISC is
19202 (rs6000_expand_binop_builtin): Enforce that argument 0 of the exp
19203 argument is a 6-bit unsigned literal value if the icode argument
19204 represents a DFP test significance built-in call.
19205 (rs6000_invalid_builtin): Add support for the RS6000_BTM_P9_MISC
19206 flag used independently and in combination with the
19207 RS6000_BTM_64BIT flag.
19208 (rs6000_opt_masks): Add entry for power9-misc command-line option.
19209 (rs6000_builtin_mask_names): Add entry for power9-misc
19210 command-line option.
19211 * config/rs6000/rs6000.h: Redefine TARGET_P9_MISC as 0 if
19212 HAVE_AS_POWER9 is not a defined macro. Define MASK_P9_MISC and
19213 RS6000_BTM_P9_MISC macros.
19214 * config/rs6000/rs6000.opt: Add support for the -mpower9-misc
19215 option and change the description of the -mpower9-vector option to
19216 enable only vector instructions, removing its erroneously claimed
19217 support for scalar instructions.
19218 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
19219 the ISA 3.0 digital floating point test significance built-in
19222 2016-06-30 Wilco Dijkstra <wdijkstr@arm.com>
19224 * config/aarch64/aarch64.c (cortexa35_tunings):
19225 Enable AES fusion. Use cortexa57_branch_cost.
19226 (cortexa53_tunings): Use cortexa57_branch_cost.
19227 (cortexa72_tunings): Use cortexa57_branch_cost.
19228 Use AUTOPREFETCHER_WEAK.
19229 (cortexa73_tunings): Use cortexa57_branch_cost.
19231 2016-06-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19232 James Greenhalgh <james.greenhalgh@arm.com>
19234 * config/aarch64/arm_neon.h (vcopyq_lane_f32, vcopyq_lane_f64,
19235 vcopyq_lane_p8, vcopyq_lane_p16, vcopyq_lane_s8, vcopyq_lane_s16,
19236 vcopyq_lane_s32, vcopyq_lane_s64, vcopyq_lane_u8, vcopyq_lane_u16,
19237 vcopyq_lane_u32, vcopyq_lane_u64): Reimplement in C.
19238 (vcopy_lane_f32, vcopy_lane_f64, vcopy_lane_p8, vcopy_lane_p16,
19239 vcopy_lane_s8, vcopy_lane_s16, vcopy_lane_s32, vcopy_lane_s64,
19240 vcopy_lane_u8, vcopy_lane_u16, vcopy_lane_u32, vcopy_lane_u64,
19241 vcopy_laneq_f32, vcopy_laneq_f64, vcopy_laneq_p8, vcopy_laneq_p16,
19242 vcopy_laneq_s8, vcopy_laneq_s16, vcopy_laneq_s32, vcopy_laneq_s64,
19243 vcopy_laneq_u8, vcopy_laneq_u16, vcopy_laneq_u32, vcopy_laneq_u64,
19244 vcopyq_laneq_f32, vcopyq_laneq_f64, vcopyq_laneq_p8, vcopyq_laneq_p16,
19245 vcopyq_laneq_s8, vcopyq_laneq_s16, vcopyq_laneq_s32, vcopyq_laneq_s64,
19246 vcopyq_laneq_u8, vcopyq_laneq_u16, vcopyq_laneq_u32, vcopyq_laneq_u64):
19249 2016-06-30 James Greenhalgh <james.greenhalgh@arm.com>
19250 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19252 * config/aarch64/aarch64-simd.md (*aarch64_simd_vec_copy_lane<mode>):
19254 (*aarch64_simd_vec_copy_lane_<vswap_width_name><mode>): Likewise.
19256 2016-06-30 David Malcolm <dmalcolm@redhat.com>
19259 * gcc.c (driver::build_option_suggestions): Pass "option" to
19260 add_misspelling_candidates.
19261 * opts-common.c (add_misspelling_candidates): Add "option" param;
19262 use it to avoid adding negated forms for options marked with
19264 * opts.h (add_misspelling_candidates): Add "option" param.
19266 2016-06-30 Jakub Jelinek <jakub@redhat.com>
19268 PR middle-end/71693
19269 * fold-const.c (fold_binary_loc) <case RROTATE_EXPR>: Cast
19270 TREE_OPERAND (arg0, 0) and TREE_OPERAND (arg0, 1) to type
19271 first when permuting bitwise operation with rotate. Cast
19272 TREE_OPERAND (arg0, 0) to type when cancelling two rotations.
19274 2016-06-29 David Malcolm <dmalcolm@redhat.com>
19276 * opts.c (handle_param): Use find_param_fuzzy to offer suggestions
19277 for misspelled param names.
19278 * params.c: Include spellcheck.h.
19279 (find_param_fuzzy): New function.
19280 * params.h (find_param_fuzzy): New prototype.
19281 * spellcheck.c (struct edit_distance_traits<const char *>): Move to...
19282 * spellcheck.h (struct edit_distance_traits<const char *>):
19285 2016-06-29 Michael Meissner <meissner@linux.vnet.ibm.com>
19287 * config/rs6000/predicates.md (const_0_to_7_operand): New
19288 predicate, recognize 0..7.
19289 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
19290 support for doing extracts from V16QImode, V8HImode, V4SImode
19292 * config/rs6000/vsx.md (VSX_EXTRACT_I): Mode iterator for ISA 3.0
19293 vector extract support.
19294 (VSX_EXTRACT_PREDICATE): Mode attribute to validate element number
19295 for ISA 3.0 vector extract.
19296 (VSX_EX): Constraints to use for ISA 3.0 vector extract.
19297 (vsx_extract_<mode>, VSX_EXTRACT_I): Add support for doing
19298 extracts of a constant element number from small integer vectors
19299 on 64-bit ISA 3.0 systems.
19300 (vsx_extract_<mode>_di): Likewise.
19301 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): New target macro to
19302 say when we can do ISA 3.0 vector extracts.
19303 * config/rs6000/rs6000.md (stfiwx): Allow DImode in Altivec
19304 registers, using the stxsiwx instruction.
19306 2016-06-29 Jim Wilson <jim.wilson@linaro.org>
19308 * config/aarch64/aarch64-cores.def (qdf24xx): Use qdf24xx tuning.
19309 * config/aarch64/aarch64.c (qdf24xx_addrcost_table,
19310 qdf24xx_regmove_cost, qdf24xx_tunings): New.
19311 * config/arm/aarch64-cost-tables.h (qdf24xx_extra_costs): New.
19312 * config/arm/arm-cores.def (qdf24xx): Use qdf24xx tuning.
19313 * config/arm/arm.c (arm_qdf24xx_tune): New.
19315 2016-06-29 Wilco Dijkstra <wdijkstr@arm.com>
19317 * config/aarch64/aarch64.c (cortexa53_tunings):
19318 Increase loop alignment to 8. Set function alignment to 16.
19319 (cortexa35_tunings): Likewise.
19320 (cortexa57_tunings): Increase loop alignment to 8.
19321 (cortexa72_tunings): Likewise.
19322 (cortexa73_tunings): Likewise.
19324 2016-06-29 Matthew Wahab <matthew.wahab@arm.com>
19326 * doc/sourcebuild.texi (Effective-Target keywords): Add entries
19327 for arm_fp16_ok and arm_fp16_hw.
19328 (Add Options): Add entries for arm_fp16, arm_fp16_ieee and
19329 arm_fp16_alternative.
19331 2016-06-29 Ilya Enkovich <ilya.enkovich@intel.com>
19333 PR tree-optimization/71655
19334 * tree-vect-stmts.c (vectorizable_comparison): Swap definition
19335 types when swapping operands.
19337 2016-06-29 Martin Liska <mliska@suse.cz>
19339 PR middle-end/71585
19340 * common.opt (flag_stack_protect): Mark the flag as optimization flag.
19341 * ipa-inline-transform.c (inline_call): Remove unnecessary call
19342 of build_optimization_node.
19344 2016-06-29 Yuri Rumyantsev <ysrumyan@gmail.com>
19346 PR tree-optimization/70729
19347 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Consider memory reference as
19348 independent in loops having positive safelen value.
19349 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
19350 it may be not valid after vectorization.
19352 2016-06-29 Jakub Jelinek <jakub@redhat.com>
19354 PR tree-optimization/71625
19355 * tree-ssa-strlen.c (get_addr_stridx): Add PTR argument. Assume list
19356 is sorted by ascending list->offset. If PTR is non-NULL and there is
19357 previous strinfo, call get_stridx_plus_constant.
19358 (get_stridx): Pass exp as second argument to get_addr_stridx.
19359 (addr_stridxptr): Add missing list = list->next, so that there can be
19360 more than one entries in the list. Bump limit from 16 to 32. Ensure
19361 the list is sorted by ascending list->offset.
19362 (get_stridx_plus_constant): Adjust so that it can be also called with
19363 ADDR_EXPR instead of SSA_NAME as PTR.
19364 (handle_char_store): Pass NULL_TREE as second argument to
19367 2016-06-29 Richard Biener <rguenther@suse.de>
19369 PR rtl-optimization/68961
19370 * simplify-rtx.c (simplify_subreg): Handle VEC_CONCAT like CONCAT.
19372 2016-06-29 Richard Biener <rguenther@suse.de>
19374 PR middle-end/71002
19375 * alias.c (component_uses_parent_alias_set_from): Handle
19376 type punning through union accesses by using the union alias set.
19377 * gimple.c (gimple_get_alias_set): Remove union type punning case.
19379 2016-07-29 Richard Biener <rguenther@suse.de>
19381 * match.pd ((T)(T2)x -> (T)x): Remove restriction on final
19382 precision not matching mode precision.
19384 2016-06-28 John David Anglin <danglin@gcc.gnu.org>
19386 * config/pa/pa.md (call_symref_64bit_post_reload): Don't call
19387 pa_output_arg_descriptor.
19388 (call_val_symref_64bit_post_reload): Likewise.
19389 (call_val_powf_64bit_post_reload): Likewise.
19390 (sibcall_internal_symref_64bit): Likewise.
19391 (sibcall_value_internal_symref_64bit): Likewise.
19393 2016-06-28 Jakub Jelinek <jakub@redhat.com>
19395 PR middle-end/71626
19396 * config/i386/i386.c (ix86_expand_vector_move): For SUBREG of
19397 a constant, force its SUBREG_REG into memory or register instead
19400 2016-06-28 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
19403 * config/avr/avr.opt (-mfract-convert-truncate): Update description.
19404 * doc/invoke.texi (AVR Options): Document it.
19406 2016-06-28 Walter Lee <walt@tilera.com>
19408 * config/tilegx/linux.h: Do not include arch/icache.h
19409 (CLEAR_INSN_CACHE): Provide inlined definition directly.
19410 * config/tilepro/linux.h: Do not include arch/icache.h
19411 (CLEAR_INSN_CACHE): Provide inlined definition directly.
19413 2016-06-28 Wilco Dijkstra <wdijkstr@arm.com>
19415 * tree-ssa-math-opts.c (find_bswap_or_nop_1): Adjust bitnumbering
19416 for big-endian BIT_FIELD_REF.
19418 2016-06-28 Pat Haugen <pthaugen@us.ibm.com>
19420 * config/rs6000/rs6000.md ('type' attribute): Add htmsimple/dfp types.
19421 ('size' attribute): Add '128'.
19423 (*mov<mode>_hardfloat32, *mov<mode>_hardfloat64, *movdi_internal32,
19424 *movdi_internal64, *movdf_update1): Set size attribute to '64'.
19425 (add<mode>3, sub<mode>3, mul<mode>3, div<mode>3, sqrt<mode>2,
19426 copysign<mode>3, neg<mode>2_hw, abs<mode>2_hw, *nabs<mode>2_hw,
19427 *fma<mode>4_hw, *fms<mode>4_hw, *nfma<mode>4_hw, *nfms<mode>4_hw,
19428 extend<SFDF:mode><IEEE128:mode>2_hw, trunc<mode>df2_hw,
19429 *xscvqp<su>wz_<mode>, *xscvqp<su>dz_<mode>, *xscv<su>dqp_<mode>,
19430 *trunc<mode>df2_odd): Set size attribute to '128'.
19431 (*cmp<mode>_hw): Change type to veccmp and set size attribute to '128'.
19432 * config/rs6000/power6.md (power6-fp): Include dfp type.
19433 * config/rs6000/power7.md (power7-fp): Likewise.
19434 * config/rs6000/power8.md (power8-fp): Likewise.
19435 * config/rs6000/power9.md: New file.
19436 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power9.md.
19437 * config/rs6000/htm.md (*tabort, *tabort<wd>c, *tabort<wd>ci,
19438 *trechkpt, *treclaim, *tsr, *ttest): Change type attribute to
19440 * config/rs6000/dfp.md (extendsddd2, truncddsd2, extendddtd2,
19441 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
19442 divtd3, *cmpdd_internal1, *cmptd_internal1, floatdidd2, floatditd2,
19443 ftruncdd2, fixdddi2, ftrunctd2, fixtddi2, dfp_ddedpd_<mode>,
19444 dfp_denbcd_<mode>, dfp_dxex_<mode>, dfp_diex_<mode>, dfp_dscli_<mode>,
19445 dfp_dscri_<mode>): Change type attribute to dfp.
19446 * config/rs6000/crypto.md (crypto_vshasigma<CR_char>): Change type
19447 attribute to vecsimple.
19448 * config/rs6000/rs6000.c (power9_cost): Update costs, cache size
19449 and prefetch streams.
19450 (rs6000_option_override_internal): Remove temporary code setting
19451 tuning to power8. Don't set rs6000_sched_groups for power9.
19452 (last_scheduled_insn): Change to rtx_insn *.
19453 (divide_cnt, vec_load_pendulum): New variables.
19454 (rs6000_adjust_cost): Add Power9 to test for store->load separation.
19455 (rs6000_issue_rate): Set issue rate for Power9.
19456 (is_power9_pairable_vec_type): New.
19457 (power9_sched_reorder2): New.
19458 (rs6000_sched_reorder2): Call new function for Power9 specific
19460 (insn_must_be_first_in_group): Remove Power9.
19461 (insn_must_be_last_in_group): Likewise.
19462 (force_new_group): Likewise.
19463 (rs6000_sched_init): Fix initialization of last_scheduled_insn.
19464 Initialize divide_cnt/vec_load_pendulum.
19465 (_rs6000_sched_context, rs6000_init_sched_context,
19466 rs6000_set_sched_context): Handle context save/restore of new
19469 2016-06-28 Richard Biener <rguenther@suse.de>
19471 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p):
19472 Properly handle DECL_BIT_FIELD_REPRESENTATIVE occuring as
19473 COMPONENT_REF operand.
19474 (nonoverlapping_component_refs_p): Likewise.
19475 * stor-layout.c (start_bitfield_representative): Mark
19476 DECL_BIT_FIELD_REPRESENTATIVE as DECL_NONADDRESSABLE_P.
19478 2016-06-28 Jakub Jelinek <jakub@redhat.com>
19480 * Makefile.in: Don't cat ../stage_current if it does not exist.
19482 * doc/extend.texi (__builtin_add_overflow_p): Clarify behavior when
19483 last argument is a bit-field.
19485 PR rtl-optimization/71673
19486 * internal-fn.c (expand_arith_overflow_result_store): Use
19487 OPTAB_LIB_WIDEN instead of OPTAB_DIRECT as last argument to
19488 expand_simple_binop.
19490 PR middle-end/66867
19491 * builtins.c (expand_ifn_atomic_compare_exchange_into_call,
19492 expand_ifn_atomic_compare_exchange): New functions.
19493 * internal-fn.c (expand_ATOMIC_COMPARE_EXCHANGE): New function.
19494 * tree.h (build_call_expr_internal_loc): Rename to ...
19495 (build_call_expr_internal_loc_array): ... this. Fix up type of
19497 * internal-fn.def (ATOMIC_COMPARE_EXCHANGE): New internal fn.
19498 * predict.c (expr_expected_value_1): Handle IMAGPART_EXPR of
19499 ATOMIC_COMPARE_EXCHANGE result.
19500 * builtins.h (expand_ifn_atomic_compare_exchange): New prototype.
19501 * gimple-fold.h (optimize_atomic_compare_exchange_p,
19502 fold_builtin_atomic_compare_exchange): New prototypes.
19503 * gimple-fold.c (optimize_atomic_compare_exchange_p,
19504 fold_builtin_atomic_compare_exchange): New functions..
19505 * tree-ssa.c (execute_update_addresses_taken): If
19506 optimize_atomic_compare_exchange_p, ignore &var in 2nd argument
19507 of call when finding addressable vars, and if such var becomes
19508 non-addressable, call fold_builtin_atomic_compare_exchange.
19510 2016-06-27 Segher Boessenkool <segher@kernel.crashing.org>
19513 * config/rs6000/rs6000.md (ashdi3_extswsli_dot): Use
19514 gen_ashdi3_extswsli_dot2 instead of gen_ashdi3_extswsli_dot.
19516 2016-06-27 Pat Haugen <pthaugen@us.ibm.com>
19518 * config/rs6000/rs6000.md ('type' attribute): Add
19519 veclogical,veccmpfx,vecexts,vecmove insn types.
19520 (*abs<mode>2_fpr, *nabs<mode>2_fpr, *neg<mode>2_fpr, *extendsfdf2_fpr,
19521 copysign<mode>3_fcpsgn, trunc<mode>df2_internal1, neg<mode>2_internal,
19522 p8_fmrgow_<mode>, pack<mode>): Change type to fpsimple.
19523 (*xxsel<mode>, copysign<mode>3_hard, neg<mode>2_hw, abs<mode>2_hw,
19524 *nabs<mode>2_hw): Change type to vecmove.
19525 (*and<mode>3_internal, *bool<mode>3_internal, *boolc<mode>3_internal,
19526 *boolcc<mode>3_internal, *eqv<mode>3_internal,
19527 *one_cmpl<mode>3_internal, *ieee_128bit_vsx_neg<mode>2_internal,
19528 *ieee_128bit_vsx_abs<mode>2_internal,
19529 *ieee_128bit_vsx_nabs<mode>2_internal, extendkftf2, trunctfkf2,
19530 *ieee128_mfvsrd_64bit, *ieee128_mfvsrd_32bit, *ieee128_mtvsrd_64bit,
19531 *ieee128_mtvsrd_32bit): Change type to veclogical.
19532 (mov<mode>_hardfloat, *mov<mode>_hardfloat32, *mov<mode>_hardfloat64,
19533 *movdi_internal32, *movdi_internal64): Update insn types.
19534 * config/rs6000/vsx.md (*vsx_le_undo_permute_<mode>,
19535 vsx_extract_<mode>): Change type to veclogical.
19536 (*vsx_xxsel<mode>, *vsx_xxsel<mode>_uns): Change type to vecmove.
19537 (vsx_sign_extend_qi_<mode>, *vsx_sign_extend_hi_<mode>,
19538 *vsx_sign_extend_si_v2di): Change type to vecexts.
19539 * config/rs6000/altivec.md (*altivec_mov<mode>, *altivec_movti): Change
19540 type to veclogical.
19541 (*altivec_eq<mode>, *altivec_gt<mode>, *altivec_gtu<mode>,
19542 *altivec_vcmpequ<VI_char>_p, *altivec_vcmpgts<VI_char>_p,
19543 *altivec_vcmpgtu<VI_char>_p): Change type to veccmpfx.
19544 (*altivec_vsel<mode>, *altivec_vsel<mode>_uns): Change type to vecmove.
19545 * config/rs6000/dfp.md (*negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
19546 negtd2, *abstd2_fpr, *nabstd2_fpr): Change type to fpsimple.
19547 * config/rs6000/40x.md (ppc405-float): Add fpsimple.
19548 * config/rs6000/440.md (ppc440-fp): Add fpsimple.
19549 * config/rs6000/476.md (ppc476-fp): Add fpsimple.
19550 * config/rs6000/601.md (ppc601-fp): Add fpsimple.
19551 * config/rs6000/603.md (ppc603-fp): Add fpsimple.
19552 * config/rs6000/6xx.md (ppc604-fp): Add fpsimple.
19553 * config/rs6000/7xx.md (ppc750-fp): Add fpsimple.
19554 (ppc7400-vecsimple): Add veclogical, vecmove, veccmpfx.
19555 * config/rs6000/7450.md (ppc7450-fp): Add fpsimple.
19556 (ppc7450-vecsimple): Add veclogical, vecmove.
19557 (ppc7450-veccmp): Add veccmpfx.
19558 * config/rs6000/8540.md (ppc8540_simple_vector): Add veclogical,
19560 (ppc8540_vector_compare): Add veccmpfx.
19561 * config/rs6000/a2.md (ppca2-fp): Add fpsimple.
19562 * config/rs6000/cell.md (cell-fp): Add fpsimple.
19563 (cell-vecsimple): Add veclogical, vecmove.
19564 (cell-veccmp): Add veccmpfx.
19565 * config/rs6000/e300c2c3.md (ppce300c3_fp): Add fpsimple.
19566 * config/rs6000/e6500.md (e6500_vecsimple): Add veclogical, vecmove,
19568 * config/rs6000/mpc.md (mpccore-fp): Add fpsimple.
19569 * config/rs6000/power4.md (power4-fp): Add fpsimple.
19570 (power4-vecsimple): Add veclogical, vecmove.
19571 (power4-veccmp): Add veccmpfx.
19572 * config/rs6000/power5.md (power5-fp): Add fpsimple.
19573 * config/rs6000/power6.md (power6-fp): Add fpsimple.
19574 (power6-vecsimple): Add veclogical, vecmove.
19575 (power6-veccmp): Add veccmpfx.
19576 * config/rs6000/power7.md (power7-fp): Add fpsimple.
19577 (power7-vecsimple): Add veclogical, vecmove, veccmpfx.
19578 * config/rs6000/power8.md (power8-fp): Add fpsimple.
19579 (power8-vecsimple): Add veclogical, vecmove, veccmpfx.
19580 * config/rs6000/rs64.md (rs64a-fp): Add fpsimple.
19581 * config/rs6000/titan.md (titan_fp): Add fpsimple.
19582 * config/rs6000/xfpu.md (fp-default, fp-addsub-s, fp-addsub-d): Add
19584 * config/rs6000/rs6000.c (rs6000_adjust_cost): Add TYPE_FPSIMPLE.
19586 2016-06-27 Peter Bergner <bergner@vnet.ibm.com>
19589 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
19590 OPTION_MASK_P9_DFORM_VECTOR.
19591 * config/rs6000/rs6000.c (rs6000_option_override_internal): Do not
19592 disable -mpower9-dform-vector when using reload.
19593 (quad_address_p): Remove 'gpr_p' argument and all associated code.
19594 New 'strict' argument. Update all callers. Add strict addressing
19596 (rs6000_legitimate_offset_address_p): Remove call to
19597 virtual_stack_registers_memory_p.
19598 (rs6000_legitimize_reload_address): Add quad address support.
19599 (rs6000_legitimate_address_p): Move call to quad_address_p above
19600 call to virtual_stack_registers_memory_p. Adjust quad_address_p args
19601 to account for new strict usage.
19602 (rs6000_output_move_128bit): Adjust quad_address_p args to account
19603 for new strict usage.
19604 * config/rs6000/predicates.md (quad_memory_operand): Likewise.
19606 2016-06-26 Uros Bizjak <ubizjak@gmail.com>
19613 * config/i386/i386.c (ix86_spill_class): Disable condition to
19614 always return NO_REGS.
19616 2016-06-26 Jan Hubicka <hubicka@ucw.cz>
19618 * predict.c: Include gimple-pretty-print.h
19619 (predicted_by_loop_heuristics_p): Check also
19620 PRED_LOOP_EXIT_WITH_RECURSION
19621 (predict_loops): Find self recursive calls and use special purpose
19622 predictors for them; dump log about decisions.
19623 (pass_profile::execute): Dump info about #of iterations.
19624 * predict.def (PRED_LOOP_EXIT_WITH_RECURSION,
19625 (PRED_LOOP_GUARD_WITH_RECURSION): New predictors.
19627 2016-06-26 John David Anglin <danglin@gcc.gnu.org>
19629 * config/pa/pa.c (pa_output_indirect_call): Rework to combine
19630 output_asm_insn calls and shorten long lines. Output .CALL
19631 argument descriptor using pa_output_arg_descriptor. Add various
19632 inline $$dyncall and other optimizations.
19633 (pa_attr_length_indirect_call): Adjust ordering and lengths.
19635 2016-06-25 Jakub Jelinek <jakub@redhat.com>
19637 PR tree-optimization/71643
19638 * tree-ssa-tail-merge.c (find_clusters_1): Ignore basic blocks with
19641 * tree-ssa-tail-merge.c (deps_ok_for_redirect_from_bb_to_bb): Don't
19642 leak a bitmap if dep_bb is NULL.
19644 PR tree-optimization/71631
19645 * tree-ssa-reassoc.c (reassociate_bb): Pass true as last argument
19646 to rewrite_expr_tree even if negate_result, move new_lhs var
19647 declaration and initialization earlier, for powi_result set afterwards
19648 new_lhs to lhs. For negate_result, use new_lhs instead of tmp
19649 if new_lhs != lhs, and don't shadow gsi var.
19651 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
19653 * predict.c (predict_paths_leading_to, predict_paths_leading_to_edge):
19654 Add in_loop parameter.
19655 (predict_loops): Add loop guard heuristics.
19656 * predict.def (PRED_LOOP_GUARD): New heuristics.
19658 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
19660 * predict.c: Include ipa-utils.h
19661 (tree_bb_level_prediction): Predict recursive calls.
19662 (tree_estimate_probability_bb): Skip inexpensive calls for call
19664 * predict.def (PRED_RECURSIVE_CALL): New.
19666 2016-06-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
19668 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): New #define.
19669 (BU_FLOAT128_1): Likewise.
19671 (COPYSIGNQ): Likewise.
19672 (RS6000_BUILTIN_NANQ): Likewise.
19673 (RS6000_BUILTIN_NANSQ): Likewise.
19674 (RS6000_BUILTIN_INFQ): Likewise.
19675 (RS6000_BUILTIN_HUGE_VALQ): Likewise.
19676 * config/rs6000/rs6000.c (rs6000_fold_builtin): New prototype.
19677 (TARGET_FOLD_BUILTIN): New #define.
19678 (rs6000_builtin_mask_calculate): Add TARGET_FLOAT128 entry.
19679 (rs6000_invalid_builtin): Add handling for RS6000_BTM_FLOAT128.
19680 (rs6000_fold_builtin): New target hook implementation, handling
19681 folding of 128-bit NaNs and infinities.
19682 (rs6000_init_builtins): Initialize const_str_type_node; ensure all
19683 entries are filled in to avoid problems during bootstrap
19684 self-test; define builtins for 128-bit NaNs and infinities.
19685 (rs6000_opt_mask): Add entry for float128.
19686 * config/rs6000/rs6000.h (RS6000_BTM_FLOAT128): New #define.
19687 (RS6000_BTM_COMMON): Include RS6000_BTM_FLOAT128.
19688 (rs6000_builtin_type_index): Add RS6000_BTI_const_str.
19689 (const_str_type_node): New #define.
19690 * config/rs6000/rs6000.md (copysign<mode>3 for IEEE128): Convert
19691 to a define_expand that dispatches to either copysign<mode>3_soft
19692 or copysign<mode>3_hard.
19693 (copysign<mode>3_hard): Rename from copysign<mode>3.
19694 (copysign<mode>3_soft): New define_insn.
19695 * doc/extend.texi: Document new builtins.
19697 2016-06-24 Jakub Jelinek <jakub@redhat.com>
19699 * cfgloop.c (flow_loop_dump): Cast nit to uint64_t and print it using
19700 PRIu64 instead of lu.
19702 2016-06-24 Eric Botcazou <ebotcazou@adacore.com>
19705 * tree-inline.c (remap_decl): When fixing up DECL_ORIGINAL_TYPE, just
19706 copy the type name.
19708 2016-06-24 Jakub Jelinek <jakub@redhat.com>
19710 PR tree-optimization/71647
19711 * omp-low.c (lower_rec_input_clauses): Convert
19712 omp_clause_aligned_alignment (c) to size_type_node for the
19713 last argument of __builtin_assume_aligned.
19715 2016-06-24 H.J. Lu <hongjiu.lu@intel.com>
19717 * configure.ac (calling ___tls_get_addr via GOT): New
19718 assembler/linker check.
19719 (HAVE_AS_IX86_TLS_GET_ADDR_GOT): New. Defined to 1 if 32-bit
19720 assembler and linker supports calling ___tls_get_addr via GOT.
19721 Otherise, defined to 0.
19722 * config.in: Regenerated.
19723 * configure: Likewise.
19724 * config/i386/constraints.md (Yb): New constraint.
19725 * config/i386/i386.h (reg_class): Add TLS_GOTBASE_REGS.
19726 (REG_CLASS_NAMES): Likewise.
19727 (REG_CLASS_CONTENTS): Likewise.
19728 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Replace
19729 the b constraint with the Yb constraint. Call ___tls_get_addr
19730 via GOT for GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT
19732 (*tls_local_dynamic_base_32_gnu): Likewise.
19733 (*tls_global_dynamic_64_<mode>): Call _tls_get_addr via GOT for
19734 GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT is 1.
19735 (*tls_local_dynamic_base_64_<mode>): Likewise.
19737 2016-06-24 Martin Liska <mliska@suse.cz>
19739 * cfgloop.c (flow_loop_dump): Dump average number of loop iterations.
19740 * cfgloop.h: Change 'struct loop' to 'const struct loop' for a
19742 * cfgloopanal.c (expected_loop_iterations_unbounded): Set a new
19743 argument to true if the expected number of iterations is
19746 2016-06-24 Uros Bizjak <ubizjak@gmail.com>
19748 * configure.ac (HAVE_AS_GOTOF_IN_DATA): Use $as_ix86_gas_32_opt to
19749 assemble for 32bit target.
19750 (HAVE_AS_IX86_TLSGDPLT): Use $as_ix86_gas_32_opt to assemble
19751 and $ld_ix86_gld_32_opt to link for 32bit target.
19752 (HAVE_AS_IX86_TLSLDMPLT): Ditto.
19753 * configure: Regenerate.
19755 2016-06-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19757 * config/arm/arm.c (int_log2): Delete definition and prototype.
19758 (shift_op): Use exact_log2 instead of int_log2.
19759 (vfp3_const_double_for_fract_bits): Likewise.
19761 2016-06-24 Jakub Jelinek <jakub@redhat.com>
19763 * internal-fn.c (expand_arith_set_overflow): New function.
19764 (expand_addsub_overflow, expand_neg_overflow, expand_mul_overflow):
19766 (expand_arith_overflow_result_store): Likewise. Handle precision
19767 smaller than mode precision.
19768 * tree-vrp.c (extract_range_basic): For imag part, handle
19769 properly signed 1-bit precision result.
19770 * doc/extend.texi (__builtin_add_overflow): Document that last
19771 argument can't be pointer to enumerated or boolean type.
19772 (__builtin_add_overflow_p): Document that last argument can't
19773 have enumerated or boolean type.
19775 2016-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
19776 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
19778 * config/rs6000/predicates.md (splat_input_operand): Rework.
19779 Don't allow constants, since the insns that use this predicate
19780 don't support constants. Constants are handled by other insns
19781 that are created via combine. During and after register
19782 allocation, only allow indexed or indirect addresses, and not
19783 general addresses. Only allow modes supported by the hardware.
19784 * config/rs6000/rs6000.c (xxsplitb_constant_p): Update usage
19785 comment. Move check for using VSPLTIS<x> to a common location,
19786 instead of doing it in two different places.
19788 2016-06-23 Jocelyn Mayer <l_indien@magic.fr>
19790 * config/i386/driver-i386.c (host_detect_local_cpu): Set
19791 PROCESSOR_PENTIUMPRO for signature_CENTAUR_ebx family >= 9.
19792 <case PROCESSOR_PENTIMUMPRO>: Pass c7 or nehemiah for
19793 signature_CENTAUR_ebx.
19795 2016-06-23 H.J. Lu <hongjiu.lu@intel.com>
19799 * configure.ac (as_ix86_tls_ldm_opt): Renamed to ...
19800 (as_ix86_gas_32_opt): This.
19801 (ld_ix86_tls_ldm_opt): Renamed to ...
19802 (ld_ix86_gld_32_opt): This.
19803 (R_386_TLS_LDM reloc): Updated.
19804 (R_386_GOT32X reloc): New assembler/linker check.
19805 (HAVE_AS_IX86_GOT32X): New. Defined to 1 if 32-bit assembler and
19806 linker support "jmp *_start@GOT" and "cmpl $0, bar@GOT". Otherise,
19808 * config.in: Regenerated.
19809 * configure: Likewise.
19810 * config/i386/i386.c (ix86_force_load_from_GOT_p): Return
19811 true if HAVE_AS_IX86_GOT32X is 1 in 32-bit mode.
19812 (ix86_legitimate_address_p): Allow UNSPEC_GOT for -fno-plt
19813 if ix86_force_load_from_GOT_p returns true.
19814 (ix86_print_operand_address_as): Also support UNSPEC_GOT if
19815 ix86_force_load_from_GOT_p returns true.
19816 (ix86_expand_move): Generate UNSPEC_GOT in 32-bit mode to load
19817 the external function address via the GOT slot.
19818 (ix86_nopic_noplt_attribute_p): Check both TARGET_64BIT and
19819 HAVE_AS_IX86_GOT32X before returning false.
19820 (ix86_output_call_insn): Generate "%!jmp/call\t*%p0@GOT" in
19821 32-bit mode if ix86_nopic_noplt_attribute_p returns true.
19823 2016-06-23 Eric Botcazou <ebotcazou@adacore.com>
19825 * tree-inline.c (remap_decl): Preserve DECL_ORIGINAL_TYPE invariant.
19827 2016-06-23 Andi Kleen <ak@linux.intel.com>
19829 * Makefile.in: Regenerate.
19830 * doc/install.texi: Document autoprofiledbootstrap.
19832 2016-06-23 Andi Kleen <ak@linux.intel.com>
19834 * config/i386/gcc-auto-profile: New file.
19836 2016-06-23 Martin Liska <mliska@suse.cz>
19838 PR middle-end/71619
19839 * predict.c (predict_loops): Revert the hunk that was removed
19842 2016-06-23 Jakub Sejdak <jakub.sejdak@phoesys.com>
19844 * config.gcc: Add support for arm*-*-phoenix* targets.
19845 * config/arm/t-phoenix: New.
19846 * config/phoenix.h: New.
19848 2016-06-23 Uros Bizjak <ubizjak@gmail.com>
19849 H.J. Lu <hongjiu.lu@intel.com>
19852 * config/i386/i386-protos.h (ix86_force_load_from_GOT_p): New.
19853 * config/i386/i386.c (ix86_force_load_from_GOT_p): New function.
19854 (ix86_legitimate_constant_p): Do not allow UNSPEC_GOTPCREL if
19855 ix86_force_load_from_GOT_p returns true.
19856 (ix86_legitimate_address_p): Allow UNSPEC_GOTPCREL if
19857 ix86_force_load_from_GOT_p returns true.
19858 (ix86_print_operand_address_as): Support UNSPEC_GOTPCREL if
19859 ix86_force_load_from_GOT_p returns true.
19860 (ix86_expand_move): Load the external function address via the
19861 GOT slot if ix86_force_load_from_GOT_p returns true.
19862 * config/i386/predicates.md (x86_64_immediate_operand): Return
19863 false for SYMBOL_REFs where ix86_force_load_from_GOT_p returns true.
19864 (x86_64_zext_immediate_operand): Ditto.
19866 2016-06-22 Uros Bizjak <ubizjak@gmail.com>
19868 * config/i386/i386.c (ix86_expand_move): Simplify SYMBOL_REF handling.
19870 2016-06-22 David Malcolm <dmalcolm@redhat.com>
19873 * diagnostic-core.h (pedwarn_at_rich_loc): New prototype.
19874 * diagnostic.c (pedwarn_at_rich_loc): New function.
19875 * spellcheck.h (best_match::best_match): Add a
19876 "best_distance_so_far" optional parameter.
19877 (best_match::set_best_so_far): New method.
19878 (best_match::get_best_distance): New accessor.
19879 (best_match::get_best_candidate_length): New accessor.
19881 2016-06-22 Nick Clifton <nickc@redhat.com>
19883 * dwarf2out.c (scompare_loc_descriptor): Use SCALAR_INT_MODE_P() in
19884 place of GET_MODE_CLASS() == MODE_INT, so that partial integer
19885 modes are accepted as well.
19886 (ucompare_loc_descriptor): Likewise.
19887 (minmax_loc_descriptor): Likewise.
19888 (clz_loc_descriptor): Likewise.
19889 (popcount_loc_descriptor): Likewise.
19890 (bswap_loc_descriptor): Likewise.
19891 (rotate_loc_descriptor): Likewise.
19892 (mem_loc_descriptor): Likewise.
19893 (loc_descriptor): Likewise.
19895 2016-06-22 David Malcolm <dmalcolm@redhat.com>
19897 * common.opt (fdiagnostics-parseable-fixits): New option.
19898 * diagnostic.c: Include "selftest.h".
19899 (print_escaped_string): New function.
19900 (print_parseable_fixits): New function.
19901 (diagnostic_report_diagnostic): Call print_parseable_fixits.
19902 (selftest::assert_print_escaped_string): New function.
19903 (ASSERT_PRINT_ESCAPED_STRING_STREQ): New macro.
19904 (selftest::test_print_escaped_string): New function.
19905 (selftest::test_print_parseable_fixits_none): New function.
19906 (selftest::test_print_parseable_fixits_insert): New function.
19907 (selftest::test_print_parseable_fixits_remove): New function.
19908 (selftest::test_print_parseable_fixits_replace): New function.
19909 (selftest::diagnostic_c_tests): New function.
19910 * diagnostic.h (struct diagnostic_context): Add field
19911 "parseable_fixits_p".
19912 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
19913 -fdiagnostics-parseable-fixits.
19914 (-fdiagnostics-parseable-fixits): New option.
19915 * opts.c (common_handle_option): Handle
19916 -fdiagnostics-parseable-fixits.
19917 * selftest-run-tests.c (selftest::run_tests): Call
19918 selftest::diagnostic_c_tests.
19919 * selftest.h (selftest::diagnostic_c_tests): New prototype.
19921 2016-06-22 Ilya Enkovich <ilya.enkovich@intel.com>
19923 PR tree-optimization/71488
19924 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Support
19925 comparison of boolean vectors.
19926 * tree-vect-stmts.c (vectorizable_comparison): Vectorize comparison
19927 of boolean vectors using bitwise operations.
19929 2016-06-22 Andreas Schwab <schwab@suse.de>
19931 * config/aarch64/aarch64-protos.h (aarch64_elf_asm_named_section):
19932 Remove declaration.
19934 2016-06-22 Eric Botcazou <ebotcazou@adacore.com>
19936 * function.c (assign_parm_setup_reg): Prevent sharing in another case.
19938 2016-06-22 Bernd Edlinger <bernd.edlinger@hotmail.de>
19940 * config/i386/i386.c (print_reg): Emit an error message on attempt to
19943 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19945 * config/arm/arm.c (arm_cortex_a73_tune): New struct.
19946 * config/arm/arm-cores.def (cortex-a73): New entry.
19947 (cortex-a73.cortex-a35): Likewise.
19948 (cortex-a73.cortex-a53): Likewise.
19949 * config/arm/arm-tables.opt: Regenerate.
19950 * config/arm/arm-tune.md: Likewise.
19951 * config/arm/bpabi.h (BE8_LINK_SPEC): Handle mcpu=cortex-a73,
19952 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
19953 * config/arm/t-aprofile: Handle mcpu=cortex-a73,
19954 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
19955 * doc/invoke.texi (ARM Options): Document cortex-a73,
19956 cortex-a73.cortex-a35 and cortex-a73.cortex-a53.
19958 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19960 * config/aarch64/aarch64.c (cortexa73_tunings): New struct.
19961 * config/aarch64/aarch64-cores.def (cortex-a73): New entry.
19962 (cortex-a73.cortex-a35): Likewise.
19963 (cortex-a73.cortex-a53): Likewise.
19964 * config/aarch64/aarch64-tune.md: Regenerate.
19965 * doc/invoke.texi (AArch64 Options): Document cortex-a73,
19966 cortex-a73.cortex-a35 and cortex-a73.cortex-a53 arguments to
19969 2016-06-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
19971 * configure.ac (gcc_cv_as_compress_debug): Remove
19972 --compress-debug-sections as extra as switch.
19973 Handle gas --compress-debug-sections=type.
19974 (gcc_cv_ld_compess_debug): Remove bogus ld_date check.
19975 Handle gld --compress-debug-sections=type.
19976 * configure: Regenerate.
19978 2016-06-21 Andrew Burgess <andrew.burgess@embecosm.com>
19980 * bb-reorder.c (pass_partition_blocks::gate): Update comment.
19982 2016-06-21 John David Anglin <danglin@gcc.gnu.org>
19984 * gcov-tool.c (profile_rewrite): Use int64_t instead of long long.
19985 (do_rewrite): likewise.
19987 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
19989 * common/config/mep/mep-common.c: Remove.
19990 * config.gcc: Remove mep-* support.
19991 * config/mep/constraints.md: Remove.
19992 * config/mep/default.h: Remove.
19993 * config/mep/intrinsics.h: Remove.
19994 * config/mep/intrinsics.md: Remove.
19995 * config/mep/ivc2-template.h: Remove.
19996 * config/mep/mep-c5.cpu: Remove.
19997 * config/mep/mep-core.cpu: Remove.
19998 * config/mep/mep-default.cpu: Remove.
19999 * config/mep/mep-ext-cop.cpu: Remove.
20000 * config/mep/mep-intrin.h: Remove.
20001 * config/mep/mep-ivc2.cpu: Remove.
20002 * config/mep/mep-pragma.c: Remove.
20003 * config/mep/mep-protos.h: Remove.
20004 * config/mep/mep.c: Remove.
20005 * config/mep/mep.cpu: Remove.
20006 * config/mep/mep.h: Remove.
20007 * config/mep/mep.md: Remove.
20008 * config/mep/mep.opt: Remove.
20009 * config/mep/predicates.md: Remove.
20010 * config/mep/t-mep: Remove.
20011 * doc/install.texi: Remove mep-* documentation.
20012 * doc/md.texi: Likewise.
20014 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
20016 * config.gcc: Remove support for avr-rtems.
20017 * config/avr/gen-avr-mmcu-specs.c: Likewise.
20018 * config/avr/rtems.h: Remove.
20019 * config/avr/t-rtems: Remove.
20021 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
20023 * config.gcc: Remove m32r-rtems support.
20024 * config/m32r/rtems.h: Remove.
20026 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
20028 * config.gcc: Remove h8300-rtems support.
20029 * config/h8300/rtems.h: Remove.
20030 * config/h8300/t-rtems: Remove.
20032 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
20034 * config.gcc: Remove support for knetbsd.
20035 * configure.ac: Likewise.
20036 * config/i386/knetbsd-gnu.h: Remove. * config/i386/knetbsd-gnu64.h: Remove.
20037 * config/knetbsd-gnu.h: Remove.
20038 * configure: Regenerate.
20040 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
20042 * config.gcc: Remove support for openbsd 2 and 3.
20043 * config/openbsd-oldgas.h: Remove.
20045 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
20047 * config.gcc: Remove interix support.
20048 * config/i386/i386-interix.h: Remove.
20049 * config/i386/interix.opt: Remove.
20050 * config/i386/t-interix: Remove.
20051 * configure: Regenerate.
20052 * configure.ac: Remove interix support.
20053 * doc/install.texi: Remove interix documentation.
20055 2016-06-21 Kelvin Nilsen <kelvin@gcc.gnu.org>
20057 * config/rs6000/rs6000.h: Add conditional preprocessing directives
20058 to disable Power9-specific compiler features if HAVE_AS_POWER9 is
20061 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
20063 * tree.c (verify_type_variant): Skip TYPE_SIZE and TYPE_SIZE_UNIT if
20064 they are both PLACEHOLDER_EXPRs.
20066 2016-06-21 Michael Meissner <meissner@linux.vnet.ibm.com>
20068 * stor-layout.c (layout_type): Move setting complex MODE to
20069 layout_type, instead of setting it ahead of time by the caller.
20070 * tree.c (build_complex_type): Likewise.
20072 2016-06-21 Martin Liska <mliska@suse.cz>
20074 * predict.c (force_edge_cold): Replace imposisble with
20077 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
20079 * config/i386/i386.c (ix86_emit_swsqrtsf): Emit vrsqrt28ps.
20080 * config/i386/sse.md (define_expand "rsqrtv16sf2"): New.
20082 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
20084 * config/i386/i386.c (ix86_emit_swdivsf): Emit vrcp28ps.
20086 2016-06-21 H.J. Lu <hongjiu.lu@intel.com>
20087 Ilya Enkovich <ilya.enkovich@intel.com>
20090 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
20091 New member function to convert V1TImode register to SUBREG
20092 TImode in debug insn.
20093 (timode_scalar_chain::convert_insn): Call fix_debug_reg_uses
20094 after changing register mode to V1TImode.
20096 2016-06-21 Virendra Pathak <virendra.pathak@broadcom.com>
20098 * config/aarch64/aarch64-cores.def (vulcan): New core.
20099 * config/aarch64/aarch64-tune.md: Regenerate.
20100 * doc/invoke.texi: Document vulcan as an available option.
20102 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
20104 * cse.c (canon_asm_operands): New function extracted from...
20105 (canonicalize_insn): ...here. Call it to canonicalize an ASM_OPERANDS
20106 either standalone or member of a PARALLEL.
20108 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
20111 * config/avr/gen-avr-mmcu-specs.c (print_mcu):
20112 [*link_data_start]: Wrap -Tdata into %{!Tdata:...}.
20113 [*link_text_start]: Wrap -Ttext into %{!Ttext:...}.
20115 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
20118 * config/avr/avr.md (movqi): Only handle loading subreg:qi of
20119 constant addresses if can_create_pseudo_p.
20121 2016-06-21 Jakub Jelinek <jakub@redhat.com>
20123 PR tree-optimization/71588
20124 * tree-ssa-strlen.c (valid_builtin_call): New function.
20125 (adjust_last_stmt, handle_builtin_memset, strlen_optimize_stmt): Use
20128 2016-06-20 Jakub Jelinek <jakub@redhat.com>
20130 PR middle-end/71581
20131 * tree-ssa-uninit.c (warn_uninit): If EXPR and VAR are NULL,
20132 see if T isn't anonymous SSA_NAME with COMPLEX_EXPR created
20133 for conversion of scalar user var to complex type and use the
20134 underlying SSA_NAME_VAR in that case. If EXPR is still NULL,
20137 PR rtl-optimization/71591
20138 * toplev.c (toplev::run_self_tests): If no_backend, complain and
20139 don't run any tests.
20141 2016-06-20 Hans-Peter Nilsson <hp@axis.com>
20144 * config/cris/cris.c (cris_asm_output_mi_thunk): Add missing "ba"
20145 delay-slot "nop" for PIC with CRIS v32. Also add missing leading
20146 space for PIC with non-v32 and the common non-PIC "jump".
20148 2016-06-20 Jakub Jelinek <jakub@redhat.com>
20151 * config/i386/i386.c (ix86_fp_cmp_code_to_pcmp_immediate): Fix up
20152 returned values and add UN*/LTGT/*ORDERED cases with values matching
20153 D operand modifier on vcmp for AVX.
20155 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
20157 * config/aarch64/aarch64.opt
20158 (mpc-relative-literal-loads): Rename internal option name.
20159 * config/aarch64/aarch64.c
20160 (aarch64_nopcrelative_literal_loads): Rename to
20161 aarch64_pcrelative_literal_loads.
20162 (aarch64_expand_mov_immediate): Likewise.
20163 (aarch64_secondary_reload): Likewise.
20164 (aarch64_can_use_per_function_literal_pools_p): Likewise.
20165 (aarch64_override_options_after_change_1): Rename and simplify logic.
20166 (aarch64_classify_symbol): Merge large model checks into switch,
20167 remove pc-relative load check.
20169 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
20171 * config/arm/aarch-cost-tables.h (cortexa53_extra_costs): Make FP
20172 costs relative to the cost of a register move.
20174 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
20176 * config/aarch64/arm_neon.h (vcvt_n_f64_s64): New.
20177 (vcvt_n_f64_u64): Likewise.
20178 (vcvt_n_s64_f64): Likewise.
20179 (vcvt_n_u64_f64): Likewise.
20180 (vcvt_f64_s64): Likewise.
20181 (vrecpe_f64): Likewise.
20182 (vcvt_f64_u64): Likewise.
20183 (vrecps_f64): Likewise.
20185 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
20187 * config/aarch64/aarch64.md
20188 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3): Add attributes to
20190 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>3): Likewise. Correct
20192 * config/aarch64/aarch64-builtins.c
20193 (aarch64_types_binop_uss_qualifiers): Delete.
20194 (TYPES_BINOP_USS): Likewise.
20195 (aarch64_types_binop_sus_qualifiers): Likewise.
20196 (TYPES_BINOP_SUS): Likewise.
20197 (aarch64_types_fcvt_from_unsigned_qualifiers): New.
20198 (TYPES_FCVTIMM_SUS): Likewise.
20199 * config/aarch64/aarch64-simd-builtins.def (scvtf): Use SHIFTIMM
20201 (ucvtf): Use FCVTIMM_SUS rather than BINOP_SUS.
20202 (fcvtzs): Use SHIFTIMM rather than BINOP.
20203 (fcvtzu): Use SHIFTIMM_USS rather than BINOP_USS.
20205 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
20207 * config/arm/aarch-cost-tables.h (cortexa57_extra_costs): Make FP
20208 costs relative to the cost of a register move.
20210 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
20212 * config/aarch64/aarch64.c (aarch64_modes_tieable_p):
20213 Allow scalar/single vector modes to be tieable.
20215 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
20217 * config/arm/cortex-a57.md (cortex_a57_fp_cpys): Add fcsel.
20219 2016-06-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20221 * params.def (PARAM_ALIGN_LOOP_ITERATIONS): Use "alignment" instead of
20223 * tree.h (TYPE_ALIGN): Likewise.
20225 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
20228 * config/avr/avr.md (movqi): Handle loading subreg:qi (const).
20230 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
20232 * config/avr/avr.c (avr_print_operand): Fix "format not a string
20233 literal" build warnings.
20234 (avr_print_operand_address): Dito.
20236 2016-06-19 David Edelsohn <dje.gcc@gmail.com>
20239 * config/rs6000/aix51.h (TARGET_EXTRA_BUILTINS): Define as 0.
20240 * config/rs6000/aix43.h (TARGET_EXTRA_BUILTINS): Same.
20242 2016-06-18 John David Anglin <danglin@gcc.gnu.org>
20244 * config/pa/pa.h (TARGET_LONG_PIC_PCREL_CALL): Remove.
20246 2016-06-18 Eric Botcazou <ebotcazou@adacore.com>
20249 * reload1.c (reload): Pass 0 to finish_spills when called because
20250 update_eliminables_and_spill returns true and remove did_spill.
20251 (finish_spills): Adjust comment and document GLOBAL parameter.
20253 2016-06-17 DJ Delorie <dj@redhat.com>
20256 * config/rl78/rl78-expand.c (umulqihi3): Enable for G10.
20257 * config/rl78/rl78-virtual.c (umulhi3_shift_virt): Likewise.
20258 (umulqihi3_virt): Likewise.
20259 * config/rl78/rl78-real.c (umulhi3_shift_real): Likewise.
20260 (umulqihi3_real): Likewise.
20262 2016-06-17 Martin Liska <mliska@suse.cz>
20264 * tree-ssa-reassoc.c (transform_add_to_multiply): Use auto_vec.
20266 2016-06-17 Martin Liska <mliska@suse.cz>
20268 * predict.def: PRED_LOOP_EXIT from 92 to 85.
20270 2016-06-17 James Greenhalgh <james.greenhalgh@arm.com>
20272 * config/arm/arm_neon.h (vadd_f32): replace __FAST_MATH with
20274 (vaddq_f32): Likewise.
20275 (vmul_f32): Likewise.
20276 (vmulq_f32): Likewise.
20277 (vsub_f32): Likewise.
20278 (vsubq_f32): Likewise.
20280 2016-06-17 Bin Cheng <bin.cheng@arm.com>
20282 PR tree-optimization/71347
20283 * tree-ssa-loop-ivopts.c (determine_group_iv_cost_address): Compute
20284 cost for all uses in group.
20286 2016-06-17 Bin Cheng <bin.cheng@arm.com>
20288 * tree-vect-loop.c (vect_create_epilog_for_reduction): Only
20289 insert gimple seq if it's not empty.
20291 2016-06-17 Bin Cheng <bin.cheng@arm.com>
20293 * tree-vectorizer.h (struct dr_with_seg_len): Remove class
20295 * tree-vect-data-refs.c (operator ==): Handle DR_OFFSET directly,
20296 rather than OFFSET.
20297 (comp_dr_with_seg_len_pair): Ditto.
20298 (vect_prune_runtime_alias_test_list): Ditto. Also Canonicalize
20299 struct dr_with_seg_len_pair against DR_OFFSET.
20300 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks): Handle
20301 DR_OFFSET directly.
20303 2016-06-17 Szabolcs Nagy <szabolcs.nagy@arm.com>
20305 * config/aarch64/geniterators.sh: Handle parenthesised conditions.
20307 2016-06-16 John David Anglin <danglin@gcc.gnu.org>
20309 * config/pa/pa.c (pa_output_pic_pcrel_sequence): New.
20310 (pa_output_lbranch): Use pa_output_pic_pcrel_sequence.
20311 (pa_output_millicode_call): Likewise.
20312 (pa_output_call): Likewise.
20313 (pa_output_indirect_call): Likewise.
20314 (pa_asm_output_mi_thunk): Likewise.
20316 2016-06-16 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
20318 * doc/invoke.texi (x86 Options): Fix -mno-fp-ret-in-387 typo.
20320 2016-06-16 Martin Liska <mliska@suse.cz>
20322 * predict.c (combine_predictions_for_insn): When we find a first
20323 match predictor, we should consider just predictors with
20324 PRED_FLAG_FIRST_MATCH. Print either first match (if any) or
20325 DS theory predictor.
20326 (combine_predictions_for_bb): Likewise.
20328 2016-06-16 Jakub Jelinek <jakub@redhat.com>
20330 * gimplify.c (gimplify_scan_omp_clauses): Handle COMPONENT_REFs
20331 with base of reference to struct.
20333 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
20335 * doc/invoke.texi (x86 Options): Document -m80387 and -mhard-float.
20337 2016-06-16 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
20340 * config/avr/avr.c (avr_asm_init_sections): Remove setup of
20341 progmem_swtable_section.
20342 (progmem_swtable_section): Remove.
20343 (avr_asm_function_rodata_section): Remove.
20344 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
20345 * config/avr/avr.h (JUMP_TABLES_IN_TEXT_SECTION: Define to 1.
20347 2016-06-16 Jocelyn Mayer <l_indien@magic.fr>
20349 * config/i386/driver-i386.c (host_detect_local_cpu): Set
20350 PROCESSOR_K8 for signature_CENTAUR_ebx with has_longmode.
20351 <case PROCESSOR_K8>: Pass nano-3000, nano, eden-x2 or k8 for
20352 signature_CENTAUR_ebx.
20353 * config/i386/i386.c (ix86_option_override_internal): Add
20354 definitions for VIA c7, samuel-2, nehemiah, esther, eden-x2, eden-x4,
20355 nano, nano-1000, nano-2000, nano-3000, nano-x2 and nano-x4.
20356 * doc/invoke.texi (x86 Options): Document new VIA -march entries.
20358 2016-06-16 Martin Liska <mliska@suse.cz>
20360 * predict.def: Add fortran loop preheader predictor.
20361 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Properly
20362 fold IFN_BUILTIN_EXPECT with a known constant argument.
20364 2016-06-16 Martin Liska <mliska@suse.cz>
20366 * predict.def: Add 'Fortran' to display text of all
20367 PRED_FORTRAN_* predictors.
20369 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
20372 * config/ia64/ia64.c (enum ia64_builtins) [IA64_BUILTIN_NANQ]: New.
20373 [IA64_BUILTIN_NANSQ]: Ditto.
20374 (ia64_fold_builtin): New function.
20375 (TARGET_FOLD_BUILTIN): New define.
20376 (ia64_init_builtins) Declare const_string_type node.
20377 Add __builtin_nanq and __builtin_nansq builtin functions.
20378 (ia64_expand_builtin): Handle IA64_BUILTIN_NANQ and IA64_BUILTIN_NANSQ.
20380 2016-06-16 Nick Clifton <nickc@redhat.com>
20382 * config/msp430/msp430-opts.h (msp430_hwmult_types): Add
20383 MSP430_HWMULT_ prefix to enum values.
20384 (msp430_regions): Add MSP430_REGION_ prefix to enum values.
20385 * config/msp430/msp430.c: Update use of enum values.
20386 * config/msp430/msp430.md: Likewise.
20387 * config/msp430/msp430.opt: Likewise.
20389 2016-06-16 Jan Hubicka <hubicka@ucw.cz>
20391 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Fix estimation
20392 of comparsions in the last iteration.
20394 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
20395 Joern Rennecke <joern.rennecke@embecosm.com>
20397 * config/arc/arc.c (arc_print_operand_address): Handle pc-relative
20399 (arc_needs_pcl_p): Add GOTOFFPC.
20400 (arc_legitimate_pic_addr_p): Likewise.
20401 (arc_output_pic_addr_const): Likewise.
20402 (arc_legitimize_pic_address): Generate a pc-relative address using
20404 (arc_output_libcall): Use @pcl syntax.
20405 (arc_delegitimize_address_0): Delegitimize ARC_UNSPEC_GOTOFFPC.
20406 * config/arc/arc.md ("unspec"): Add ARC_UNSPEC_GOTOFFPC.
20407 (*movsi_insn): Use @pcl syntax.
20408 (doloop_begin_i): Likewise.
20410 2016-06-16 Martin Liska <mliska@suse.cz>
20412 * predict.def: Define a new predictor.
20414 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
20416 * config/arc/arc.opt (mtp-regno): Update text.
20418 2016-06-16 Renlin Li <renlin.li@arm.com>
20420 * config/aarch64/aarch64.c (aarch64_legitimize_address): Fix a typo.
20422 2016-06-16 Jakub Jelinek <jakub@redhat.com>
20425 * config/i386/i386.md (setcc + movzbl peephole2): Use reg_set_p.
20426 (setcc + and peephole2): Likewise.
20428 PR rtl-optimization/71532
20429 * cse.c (cse_insn): For const/pure calls, invalidate argument passing
20432 2016-06-15 Michael Meissner <meissner@linux.vnet.ibm.com>
20434 * config/rs6000/vsx.md (VSINT_84): Add DImode to enable loading
20435 DImode constants with XXSPLTIB in vector registers.
20436 (vsx_extract_<mode>, V2DImode/V2DFmode): Combine both
20437 vsx_extract_<mode>_internal{1,2} into a single insn that handles
20438 direct move (both ISA 2.07 and ISA 3.0 versions), and optimizes
20439 extraction of the element at the top of the register as a scalar
20441 (vsx_extract_<mode>_internal1): Likewise.
20442 (vsx_extract_<mode>_internal2): Likewise.
20443 * config/rs6000/constraints.md (wi constraint): Remove a comment
20444 about DImode not being allowed in Altivec registers.
20445 (wB constraint): New constraint for constants that can be
20446 generated in Altivec registers with VSPLTISW/VUPKHSW.
20447 * config/rs6000/predicates.md (xxspltib_constant_split): Update
20449 (xxspltib_constant_nosplit): Likewise.
20450 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Add
20451 support for -mupper-regs-di to enable DImode to go into Altivec
20453 (POWERPC_MASKS): Likewise.
20454 (power7 cpu): Likewise.
20455 * config/rs6000/rs6000.opt (-mupper-regs-di): Likewise.
20456 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Add support
20457 for DImode being allowed in Altivec registers. Update wi/wj
20458 constraints. Set scalar_in_vmx_p flag.
20459 (rs6000_option_override_internal): Add checks for -mupper-regs-di.
20460 (xxspltib_constant_p): Allow CONST_INT's with VOIDmode. Don't
20461 return true if we could use VSPLTISW/VUPKHSW instead of XXSPLTIB.
20462 (rs6000_opt_masks): Add -mupper-regs-di.
20463 * config/rs6000/rs6000.md (lfiwax): Update clobbers that don't use
20464 direct move to use wi and not wj.
20465 (lfiwzx): Likewise.
20466 (floatsi<mode>2_lfiwax_mem): Combine alternatives into a single
20468 (floatunssi<mode>2_lfiwzx_mem): Likewise.
20469 (fix_trunc<mode>di2_fctidz): Change second alternative to allow
20470 any VSX register, instead of just Altivec registers, to allow
20471 either operand to be an Altivec register or both.
20472 (fixuns_trunc<mode>di2_fctiduz): Likewise.
20473 (movdi_internal32): Add support for -mupper-regs-di. Add support
20474 to load constants via XXSPLTIB or VSPLTISW. Add spacing to allow
20475 the alternatives and attributes to be lined up to be easier to
20477 (movdi_internal64): Likewise.
20478 (64-bit DImode splitters): Change predicates to only split loading
20479 up GPR registers. Add splits for using XXSPLTIB or VSPLTISW to
20480 load constants in ISA 3.0 or ISA 2.07 respectively.
20481 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
20482 -mupper-regs-di. Update -mupper-regs-df and -mupper-regs-sf to
20483 mention -mcpu=power9 sets these options.
20484 * doc/md.texi (PowerPC and IBM RS6000 constraints): Document the
20487 2016-06-15 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
20490 * config/avr/avr.c (avr_set_current_function): Warn misspelled
20491 interrupt/ signal handler if -Wmisspelled-isr flag is enabled.
20492 * config/avr/avr.opt (Wmisspelled-isr): New warning flag. Enabled
20493 by default to warn misspelled interrupt/ signal handler.
20494 * doc/invoke.texi (AVR Options): Document it. Update description
20495 for -nodevicelib option.
20497 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20499 * config/aarch64/aarch64-simd.md (aarch64_<sur>shll_n<mode>): Clean
20500 up parentheses. Use GET_MODE_UNIT_BITSIZE.
20501 (aarch64_<sur>shll2_n<mode>): Likewise.
20503 2016-06-15 Ilya Enkovich <ilya.enkovich@intel.com>
20505 PR middle-end/71529
20506 * ipa-chkp.c (chkp_build_instrumented_fndecl): Fix
20507 DECL_CONTEXT for copied arguments.
20509 2016-06-15 Alan Hayward <alan.hayward@arm.com>
20511 PR tree-optimization/71483
20512 * tree-vect-loop.c (vectorizable_live_operation): Pick correct index
20515 2016-06-15 Martin Liska <mliska@suse.cz>
20517 * predict.c (tree_predict_by_opcode): Call predict_edge_def
20518 instead of predict_edge w/o a probability.
20520 2016-06-15 Alan Hayward <alan.hayward@arm.com>
20522 PR tree-optimization/71439
20523 * tree-vect-loop.c (vect_analyze_loop_operations): Additional check for
20526 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20528 * ifcvt.c (bb_ok_for_noce_multiple_sets): Allow simple lowpart
20529 register subregs in SET_SRC.
20531 2016-06-15 Richard Biener <rguenther@suse.de>
20533 * tree-vect-stmts.c (vectorizable_store): Remove strided grouped
20534 store restrictions.
20536 2016-06-15 Richard Biener <rguenther@suse.de>
20538 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence): Do
20539 not consider dependences between accesses that belong to the
20541 (vect_analyze_data_ref_dependences): Do not analyze read-read
20542 or self-dependences.
20544 2016-06-14 David Malcolm <dmalcolm@redhat.com>
20546 * spellcheck-tree.c: Include spellcheck-tree.h rather than
20548 (find_closest_identifier): Reimplement in terms of
20549 best_match<tree,tree>.
20550 * spellcheck-tree.h: New file.
20551 * spellcheck.c (struct edit_distance_traits<const char *>): New
20553 (find_closest_string): Reimplement in terms of
20554 best_match<const char *, const char *>.
20555 * spellcheck.h (levenshtein_distance): Move prototype of tree-based
20556 overload to spellcheck-tree.h.
20557 (find_closest_identifier): Likewise.
20558 (struct edit_distance_traits<T>): New template.
20559 (class best_match): New class.
20561 2016-06-14 David Malcolm <dmalcolm@redhat.com>
20563 * selftest-run-tests.c (selftest::run_tests): Call
20564 selftest::spellcheck_tree_c_tests.
20565 * selftest.h (selftest::spellcheck_tree_c_tests): New decl.
20566 * spellcheck-tree.c: Include selftest.h and stringpool.h.
20567 (selftest::test_find_closest_identifier): New function.
20568 (selftest::spellcheck_tree_c_tests): New function.
20569 * spellcheck.c (selftest::test_find_closest_string): Verify that
20570 the order of the vec does not affect the results for this case.
20571 (selftest::test_data): New array.
20572 (selftest::test_metric_conditions): New function.
20573 (selftest::spellcheck_c_tests): Add a test of case-comparison.
20574 Call selftest::test_metric_conditions.
20576 2016-06-14 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
20578 * config/rs6000/rs6000-builtin.def (commentary): Typo.
20579 (BU_P9_MISC_1): Likewise.
20580 (BU_P9_64BIT_MISC_0): Likewise.
20581 (BU_P9_MISC_0): Likewise.
20583 2016-06-14 David Malcolm <dmalcolm@redhat.com>
20585 * gcc-rich-location.c
20586 (gcc_rich_location::add_fixit_misspelled_id): New method.
20587 * gcc-rich-location.h
20588 (gcc_rich_location::add_fixit_misspelled_id): Add decl.
20590 2016-06-14 Andreas Tobler <andreast@gcc.gnu.org>
20592 * config/arm/freebsd.h: Only enable unaligned access for armv6 on
20593 FreeBSD 11 and above.
20595 2016-06-14 Uros Bizjak <ubizjak@gmail.com>
20597 * config/i386/i386.md (signbittf2): Emit sse_movmskps for TARGET_SSE.
20599 2016-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20601 * expmed.h: Close parenthesis in "at your option" in copyright
20603 * lower-subreg.h: Likewise.
20605 2016-06-14 Richard Biener <rguenther@suse.de>
20607 PR middle-end/71526
20608 * genmatch.c (expr::gen_transform): Use in_type for comparisons
20611 2015-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20613 * config/aarch64/aarch64.c (aarch64_mask_and_shift_for_ubfiz_p):
20615 (aarch64_rtx_costs): Use it. Rewrite CONST_INT_P (op1) case to handle
20616 mask+shift version.
20617 * config/aarch64/aarch64-protos.h (aarch64_mask_and_shift_for_ubfiz_p):
20619 * config/aarch64/aarch64.md (*andim_ashift<mode>_bfiz): Replace
20620 matching condition with aarch64_mask_and_shift_for_ubfiz_p.
20622 2016-06-14 Richard Biener <rguenther@suse.de>
20624 PR tree-optimization/71522
20625 * tree-ssa.c (non_rewritable_lvalue_p): Do not rewrite non-float
20626 copying into float copying.
20628 2016-06-14 Jakub Jelinek <jakub@redhat.com>
20630 PR tree-optimization/71520
20631 * tree-ssa-tail-merge.c (find_duplicate): Handle labels.
20632 (replace_block_by): Move user labels from bb1 to bb2.
20634 2016-06-14 Richard Biener <rguenther@suse.de>
20636 PR middle-end/71310
20638 * expr.h (get_bit_range): Declare.
20639 * expr.c (get_bit_range): Export.
20640 * fold-const.c (optimize_bit_field_compare): Use get_bit_range and
20641 word_mode again to constrain the bitfield access.
20643 2016-06-14 Richard Biener <rguenther@suse.de>
20645 PR tree-optimization/71521
20646 * tree-vrp.c (extract_range_from_binary_expr_1): Guard
20647 division int_const_binop against zero divisor.
20649 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
20651 * config/i386/i386.md (signbittf2): New expander.
20652 * config/i386/sse.md (ptesttf2): New insn pattern.
20654 2016-06-13 David Malcolm <dmalcolm@redhat.com>
20657 * input.c (selftest::test_reading_source_line): Avoid reading from
20658 __FILE__ by creating a tempfile with known content and reading
20661 2016-06-13 David Malcolm <dmalcolm@redhat.com>
20663 * pretty-print.c (assert_pp_format_colored): Skip the test if
20665 (test_pp_format): Remove comment about GCC_COLORS.
20667 2016-06-13 David Malcolm <dmalcolm@redhat.com>
20669 * input.c (test_reading_source_line): Use SELFTEST_LOCATION.
20670 * pretty-print.c (assert_pp_format_va): Add location param and use
20671 it with ASSERT_STREQ_AT.
20672 (assert_pp_format): Add location param and pass it to
20673 assert_pp_format_va.
20674 (assert_pp_format_colored): Likewise.
20675 (ASSERT_PP_FORMAT_1): New.
20676 (ASSERT_PP_FORMAT_2): New.
20677 (ASSERT_PP_FORMAT_3): New.
20678 (test_pp_format): Provide SELFTEST_LOCATION throughout, either
20679 explicitly, or implicitly via the above macros.
20680 * selftest.c (selftest::pass): Use a selftest::location rather
20681 than file and line.
20682 (selftest::fail): Likewise. Print the function name.
20683 (selftest::fail_formatted): Likewise.
20684 (selftest::assert_streq): Use a selftest::location rather than
20686 * selftest.h (selftest::location): New struct.
20687 (SELFTEST_LOCATION): New macro.
20688 (selftest::pass): Accept a const location & rather than file
20690 (selftest::fail): Likewise.
20691 (selftest::fail_formatted): Likewise.
20692 (selftest::assert_streq): Likewise.
20693 (ASSERT_TRUE): Update for above changes, using SELFTEST_LOCATION.
20694 (ASSERT_FALSE): Likewise.
20695 (ASSERT_EQ): Likewise.
20696 (ASSERT_NE): Likewise.
20697 (ASSERT_STREQ): Likewise.
20698 (ASSERT_PRED1): Likewise.
20699 (ASSERT_STREQ_AT): New macro.
20701 2016-06-13 David Malcolm <dmalcolm@redhat.com>
20703 * selftest.c (selftest::fail_formatted): New function.
20704 (selftest::assert_streq): New function.
20705 * selftest.h (selftests::fail_formatted): New decl.
20706 (selftest::assert_streq): New decl.
20707 (ASSERT_STREQ): Reimplement in terms of selftest::assert_streq.
20709 2016-06-13 Jeff Law <law@redhat.com>
20711 PR tree-optimization/71403
20712 * tree-ssa-threadbackward.c
20713 (convert_and_register_jump_thread_path): No longer accept reference
20714 to path. Do not pop items off the path anymore.
20715 (fsm_find_control_statement_thread_paths): Do not allow threading
20716 to a deeper loop nest. Pop the last item off the path here rather
20717 than in convert_and_register_jump_thread_path.
20719 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
20720 Wilco Dijkstra <Wilco.Dijkstra@arm.com>
20722 [AArch64] Emit division using the Newton series
20724 * config/aarch64/aarch64-protos.h
20725 (cpu_approx_modes): Add new member "division".
20726 (aarch64_emit_approx_div): Declare new function.
20727 * config/aarch64/aarch64.c
20728 (generic_approx_modes): New member "division".
20729 (exynosm1_approx_modes): Likewise.
20730 (xgene1_approx_modes): Likewise.
20731 (aarch64_emit_approx_div): Define new function.
20732 * config/aarch64/aarch64.md ("div<mode>3"): New expansion.
20733 * config/aarch64/aarch64-simd.md ("div<mode>3"): Likewise.
20734 * config/aarch64/aarch64.opt (-mlow-precision-div): Add new option.
20735 * doc/invoke.texi (-mlow-precision-div): Describe new option.
20737 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
20738 Wilco Dijkstra <wilco.dijkstra@arm.com>
20740 [AArch64] Emit square root using the Newton series
20742 * config/aarch64/aarch64-protos.h
20743 (aarch64_emit_approx_rsqrt): Replace with new function
20744 "aarch64_emit_approx_sqrt".
20745 (cpu_approx_modes): New member "sqrt".
20746 * config/aarch64/aarch64.c
20747 (generic_approx_modes): New member "sqrt".
20748 (exynosm1_approx_modes): Likewise.
20749 (xgene1_approx_modes): Likewise.
20750 (aarch64_emit_approx_rsqrt): Replace with new function
20751 "aarch64_emit_approx_sqrt".
20752 (aarch64_override_options_after_change_1): Handle new option.
20753 * config/aarch64/aarch64-simd.md
20754 (rsqrt<mode>2): Use new function instead.
20755 (sqrt<mode>2): New expansion and insn definitions.
20756 * config/aarch64/aarch64.md: Likewise.
20757 * config/aarch64/aarch64.opt
20758 (mlow-precision-sqrt): Add new option description.
20759 * doc/invoke.texi (mlow-precision-sqrt): Likewise.
20761 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
20763 [AArch64] Add more choices for the reciprocal square root approximation
20765 Allow a target to prefer such operation depending on the operation mode.
20767 * config/aarch64/aarch64-protos.h
20768 (AARCH64_APPROX_MODE): New macro.
20769 (AARCH64_APPROX_{NONE,ALL}): Likewise.
20770 (cpu_approx_modes): New structure.
20771 (tune_params): New member "approx_modes".
20772 * config/aarch64/aarch64-tuning-flags.def
20773 (AARCH64_EXTRA_TUNE_APPROX_RSQRT): Remove macro.
20774 * config/aarch64/aarch64.c
20775 (generic_approx_modes): New core "cpu_approx_modes" structure.
20776 (exynosm1_approx_modes): Likewise.
20777 (xgene1_approx_modes): Likewise.
20778 (generic_tunings): New member "approx_modes".
20779 (cortexa35_tunings): Likewise.
20780 (cortexa53_tunings): Likewise.
20781 (cortexa57_tunings): Likewise.
20782 (cortexa72_tunings): Likewise.
20783 (exynosm1_tunings): Likewise.
20784 (thunderx_tunings): Likewise.
20785 (xgene1_tunings): Likewise.
20786 (use_rsqrt_p): New argument for the mode and use new member from
20788 (aarch64_builtin_reciprocal): Devise mode from builtin.
20789 (aarch64_optab_supported_p): New argument for the mode.
20790 * doc/invoke.texi (-mlow-precision-recip-sqrt): Reword description.
20792 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
20794 * config/rs6000/rs6000.h (RS6000_BTM_COMMON): Add the
20795 RS6000_BTM_MODULO flag into the set of flags that are considered
20796 to be part of the common configuration.
20798 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
20800 * config/rs6000/altivec.h (vec_absd): New macro for vector absolute
20801 difference unsigned.
20802 (vec_absdb): New macro for vector absolute difference unsigned
20804 (vec_absdh): New macro for vector absolute difference unsigned
20806 (vec_absdw): New macro for vector absolute difference unsigned word.
20807 * config/rs6000/altivec.md (UNSPEC_VADU): New value.
20808 (vadu<mode>3): New insn.
20809 (*p9_vadu<mode>3): New insn.
20810 * config/rs6000/rs6000-builtin.def (vadub): New built-in
20812 (vaduh): New built-in definition.
20813 (vaduw): New built-in definition.
20814 (vadu): New overloaded built-in definition.
20815 (vadub): New overloaded built-in definition.
20816 (vaduh): New overloaded built-in definition.
20817 (vaduw): New overloaded built-in definition.
20818 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
20819 overloaded vector absolute difference unsigned functions.
20820 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
20821 the ISA 3.0 vector absolute difference unsigned built-in functions.
20823 2016-06-13 Eric Botcazou <ebotcazou@adacore.com>
20825 * tree-ssa-sccvn.c (vn_reference_lookup_3): Use a uniform test and
20826 update shared_lookup_references only once after changing operands.
20828 2016-06-13 Thomas Schwinge <thomas@codesourcery.com>
20830 PR middle-end/71373
20831 * tree-nested.c (convert_nonlocal_omp_clauses)
20832 (convert_local_omp_clauses): Document missing OMP_CLAUSE_*.
20834 * tree-cfg.c (edge_to_cases_cleanup): Fix CASE_CHAIN typo.
20835 * tree.def (CASE_LABEL_EXPR): Likewise.
20837 2016-06-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
20840 * input.c (test_builtins): Fix an assertion.
20842 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
20844 * config/i386/i386.md (paritydi2): Use ix86_expand_setcc.
20845 (paritysi2): Ditto.
20847 (isinf<mode>2): Ditto.
20849 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
20851 * ggc-tests.c (test_finalization): Only test need_finalization_p
20852 for GCC_VERSION >= 4003.
20854 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20856 * config/s390/vecintrin.h: Fix file description in comment.
20858 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20860 * config/s390/s390-builtin-types.def: Change builtin type naming
20861 scheme to match builtin-types.def.
20863 2016-06-13 Marc Glisse <marc.glisse@inria.fr>
20865 * fold-const.c (optimize_minmax_comparison): Remove.
20866 (fold_comparison): Remove call to the above.
20867 * match.pd (MIN (X, Y) == X, MIN (X, 5) == 0, MIN (X, C1) < C2):
20868 New transformations.
20870 2016-06-13 Alan Hayward <alan.hayward@arm.com>
20872 PR tree-optimization/71416
20873 * tree-vect-loop.c (vectorizable_live_operation): Let worklist have
20876 2016-06-13 Martin Liska <mliska@suse.cz>
20878 * predict.c (enum predictor_reason): Prefix enum with REASON_.
20879 (combine_predictions_for_insn): Likewise.
20880 (prune_predictions_for_bb): Likewise.
20881 (combine_predictions_for_bb): Likewise.
20883 2016-06-13 Richard Biener <rguenther@suse.de>
20885 PR tree-optimization/71505
20886 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Make
20887 assert match comment.
20889 2016-06-13 Marek Polacek <polacek@redhat.com>
20891 PR middle-end/71476
20892 * gimplify.c (maybe_warn_switch_unreachable): Factored out of
20893 gimplify_switch_expr.
20894 (warn_switch_unreachable_r): New function.
20896 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20899 * config/s390/s390.c (s390_expand_builtin): Increase MAX_ARGS by
20902 2016-06-13 Richard Biener <rguenther@suse.de>
20904 PR middle-end/64516
20905 * fold-const.c (fold_unary_loc): Preserve alignment when
20906 folding a VIEW_CONVERT_EXPR into a MEM_REF.
20908 2016-06-13 Martin Liska <mliska@suse.cz>
20911 * toplev.c (process_options): Do not enable -fcheck-pointer-bounds
20912 w/ -fsanitize=bounds.
20914 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
20916 * config/i386/i386.c (ix86_init_builtins): Calculate
20917 FLOAT128_FTYPE_CONST_STRING function type only once.
20918 * doc/extend.texi (x86 Built-in Functions): Update text, __float128
20919 built-in functions are available for x86-32 and x86-64 targets.
20921 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
20924 * config/i386/i386.i386-builtin-types.def (CONST_STRING):
20925 New primitive type.
20926 (FLOAT128_FTYPE_CONST_STRING): New function type.
20927 * config/i386/i386.c (enum ix86_builtins) [IX86_BUILTIN_NANQ]: New.
20928 [IX86_BUILTIN_NANSQ]: Ditto.
20929 (ix86_fold_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
20930 (ix86_init_builtin_types): Declare const_string_type_node.
20931 (ix86_init_builtins): Add __builtin_nanq and __builtin_nansq
20933 (ix86_expand_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
20934 * doc/extend.texi (x86 Built-in Functions): Document
20935 __builtin_nanq and __builtin_nansq.
20937 2016-06-11 Jiong Wang <jiong.wang@arm.com>
20940 * config/arm/arm-protos.h (arm_attr_length_pop_multi): New declaration.
20941 * config/arm/arm.c (arm_attr_length_pop_multi): New function to return
20942 length for pop patterns.
20943 (arm_attr_length_push_multi): Update comments.
20944 * config/arm/arm.md (*load_multiple_with_writeback): Set "length"
20946 (*pop_multiple_with_writeback_and_return): Likewise.
20947 (*pop_multiple_with_return): Likewise.
20949 2016-06-11 Segher Boessenkool <segher@kernel.crashing.org>
20951 PR middle-end/71310
20952 * fold-const.c (optimize_bit_field_compare): Don't try to use
20953 word_mode unconditionally for reading the bit field, look at
20954 DECL_BIT_FIELD_REPRESENTATIVE instead.
20956 2016-06-11 Kugan Vivekanandarajah <kuganv@linaro.org>
20958 PR middle-end/71478
20959 * tree-ssa-reassoc.c (reassociate_bb): Remove (-1) from ops list for
20960 vector integer type.
20962 2016-06-10 Jakub Jelinek <jakub@redhat.com>
20964 PR middle-end/71494
20965 * tree-nested.c (convert_nonlocal_reference_stmt): For GIMPLE_GOTO
20966 without LABEL_DECL, set *handled_ops_p to false instead of true.
20968 2016-06-10 Martin Sebor <msebor@redhat.com>
20971 * builtin-attrs.def (ATTR_NOTHROW_NONNULL_LEAF_LIST): New macro.
20972 (ATTR_NOTHROW_NONNULL_TYPEGENERIC_LEAF): Same.
20973 * builtins.def (BUILT_IN_SADD_OVERFLOW, BUILT_IN_SADDL_OVERFLOW): Use
20975 (BUILT_IN_SADDLL_OVERFLOW, BUILT_IN_SSUB_OVERFLOW): Same.
20976 (BUILT_IN_SSUBL_OVERFLOW, BUILT_IN_SSUBLL_OVERFLOW): Same.
20977 (BUILT_IN_SMUL_OVERFLOW, BUILT_IN_SMULL_OVERFLOW): Same.
20978 (BUILT_IN_SMULLL_OVERFLOW, BUILT_IN_UADD_OVERFLOW): Same.
20979 (BUILT_IN_UADDL_OVERFLOW, BUILT_IN_UADDLL_OVERFLOW): Same.
20980 (BUILT_IN_USUB_OVERFLOW, BUILT_IN_USUBL_OVERFLOW): Same.
20981 (BUILT_IN_USUBLL_OVERFLOW, BUILT_IN_UMUL_OVERFLOW): Same.
20982 (BUILT_IN_UMULL_OVERFLOW, BUILT_IN_UMULLL_OVERFLOW): Same.
20984 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
20986 * config/arm/arm.h (pool_vector_label,
20987 return_used_this_function): Remove.
20989 2016-06-10 Jeff Law <law@redhat.com>
20991 PR tree-optimization/71335
20992 * tree-ssa-threadbackward.c (profitable_jump_thread_path): Filter out
20993 zero length paths here.
20994 (convert_and_register_jump_thread_path): Remove hacks related to
20995 duplicated blocks in the jump thread path.
20996 (fsm_find_control_statement_thread_paths): Avoid putting the same
20997 block on the thread path twice, but ensure the thread path is
20998 unchanged from the caller's point of view.
21000 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
21002 * predict.c (predict_loops): Remove PRED_LOOP_BRANCH.
21003 * predict.def (PRED_LOOP_BRANCH): Remove.
21005 2016-06-10 David Malcolm <dmalcolm@redhat.com>
21007 * Makefile.in (OBJS): Add ggc-tests.o.
21008 (GTFILES): Add ggc-tests.c.
21009 * ggc-tests.c: New file.
21010 * selftest-run-tests.c (selftest::run_tests): Call
21011 selftest::ggc_tests_c_tests.
21012 * selftest.h (selftest::ggc_tests_c_tests): New prototype.
21014 2016-06-10 Alexander Monakov <amonakov@ispras.ru>
21016 * match.pd (-1 / B < A): Use :c to avoid pattern duplication.
21018 2016-06-10 Maxim Ostapenko <m.ostapenko@samsung.com>
21021 * varasm.c (place_block_symbol): Adjust alignment for asan protected
21022 STRING_CSTs even if TREE_CONSTANT_POOL_ADDRESS_P.
21024 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
21026 * profile.c: Include cfgloop.h.
21027 (branch_prob): Compute estimated number of iterations.
21028 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Do not
21029 recompute estimate number of iterations from profile.
21031 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
21033 PR inline-asm/68843
21034 * reg-stack.c (check_asm_stack_operands): Explicit input arguments
21035 must be grouped on top of stack. Don't force early clobber
21036 on ordinary reg outputs.
21038 2016-06-10 Richard Biener <rguenther@suse.de>
21040 * targhooks.c (default_builtin_vectorization_cost): Adjust
21041 vec_construct cost.
21043 2016-06-10 Richard Biener <rguenther@suse.de>
21045 * gimple-fold.c (gimple_fold_builtin_memory_op): Make sure
21046 to fold the RHS to a constant if possible.
21048 2016-06-10 Thomas Schwinge <thomas@codesourcery.com>
21050 PR middle-end/71373
21051 * tree-nested.c (convert_nonlocal_omp_clauses)
21052 (convert_local_omp_clauses): Handle OMP_CLAUSE_ASYNC,
21053 OMP_CLAUSE_WAIT, OMP_CLAUSE_INDEPENDENT, OMP_CLAUSE_AUTO,
21054 OMP_CLAUSE__CACHE_, OMP_CLAUSE_TILE.
21056 * gimplify.c (gimplify_adjust_omp_clauses): Discard
21058 * omp-low.c (scan_sharing_clauses): Don't expect OMP_CLAUSE_TILE.
21060 * omp-low.c (scan_sharing_clauses): Don't expect
21061 OMP_CLAUSE__CACHE_.
21063 2016-06-10 Alan Hayward <alan.hayward@arm.com>
21065 PR tree-optimization/71407
21066 PR tree-optimization/71416
21067 * tree-vect-loop.c (vectorizable_live_operation): Use vectype for
21068 BIT_FIELD_REF type.
21070 2016-06-10 Richard Biener <rguenther@suse.de>
21072 PR middle-end/71477
21073 * cfgloop.c (alloc_loop): Initialize nb_iterations_likely_upper_bound.
21075 2016-06-09 Eric Botcazou <ebotcazou@adacore.com>
21077 * df-problems.c (df_note_bb_compute): Guard use of DF_INSN_INFO_GET.
21079 2016-06-09 Vladimir Makarov <vmakarov@redhat.com>
21080 Jiong Wang <jiong.wang@arm.com>
21082 PR rtl-optimization/70751
21083 * lra-constraints.c (process_alt_operands): Recognize Non-pseudo
21084 spilled into memory.
21086 2016-06-09 Jonathan Yong <10walls@gmail.com>
21089 2015-09-21 Jonathan Yong <10walls@gmail.com>
21091 * config/i386/cygwin.h (STARTFILE_SPEC): Explicitly search
21092 sysroot/usr/lib/32api for additional win32 libraries,
21093 fixes failing Cygwin bootstrapping.
21095 2016-06-09 Marcin Baczyński <marbacz@gmail.com>
21097 * diagnostic.h (diagnostic_line_cutoff, diagnostic_flush_buffer):
21100 2016-06-09 David Malcolm <dmalcolm@redhat.com>
21103 * pretty-print.c (pp_indent): Specify that %p is printed in a
21104 host-dependent manner.
21105 (test_pp_format): Remove the test for %p.
21107 2016-06-09 Maciej W. Rozycki <macro@imgtec.com>
21109 * config/mips/mips.c (mips_output_jump): Fix formatting.
21111 2016-06-09 Richard Biener <rguenther@suse.de>
21113 PR tree-optimization/71462
21114 * tree-ssa-loop-manip.c (find_uses_to_rename): Guard against
21117 2016-06-09 Martin Liska <mliska@suse.cz>
21119 * predict.c (dump_prediction): Add new argument.
21120 (enum predictor_reason): New enum.
21121 (struct predictor_hash): New struct.
21122 (predictor_hash::hash): New function.
21123 (predictor_hash::equal): Likewise.
21124 (not_removed_prediction_p): New function.
21125 (prune_predictions_for_bb): Likewise.
21126 (combine_predictions_for_bb): Prune predictions.
21128 2016-06-09 Martin Liska <mliska@suse.cz>
21130 * predict.c (filter_predictions): New function.
21131 (remove_predictions_associated_with_edge): Use the filter
21133 (equal_edge_p): New function.
21135 2016-06-09 Stefan Bruens <stefan.bruens@rwth-aachen.de>
21137 * doc/invoke.texi (ARM Options): Use lexicographical ordering.
21138 Correct usage of @samp vs @option, add @samp where appropriate.
21139 Add -march={armv6k,armv6z,arm6zk}, remove -march=ep9312.
21140 Add armv6s-m and document it, as it is no official ARM name.
21142 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21144 * ifcvt.c (struct noce_if_info): Add transform_name field.
21145 (noce_try_move): Set if_info->transform_name to the function name.
21146 (noce_try_ifelse_collapse): Likewise.
21147 (noce_try_store_flag): Likewise.
21148 (noce_try_inverse_constants): Likewise.
21149 (noce_try_store_flag_constants): Likewise.
21150 (noce_try_addcc): Likewise.
21151 (noce_try_store_flag_mask): Likewise.
21152 (noce_try_cmove): Likewise.
21153 (noce_try_cmove_arith): Likewise.
21154 (noce_try_minmax): Likewise.
21155 (noce_try_abs): Likewise.
21156 (noce_try_sign_mask): Likewise.
21157 (noce_try_bitop): Likewise.
21158 (noce_convert_multiple_sets): Likewise.
21159 (noce_process_if_block): Print if_info->transform_name to
21160 dump_file if transformation succeeded.
21162 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21164 * config/arm/cortex-a57.md (cortex_a57_alu):
21167 2016-06-08 Martin Sebor <msebor@redhat.com>
21168 Jakub Jelinek <jakub@redhat.com>
21172 * builtins.def (BUILT_IN_ADD_OVERFLOW_P, BUILT_IN_SUB_OVERFLOW_P,
21173 BUILT_IN_MUL_OVERFLOW_P): New builtins.
21174 * builtins.c: Include gimple-fold.h.
21175 (fold_builtin_arith_overflow): Handle
21176 BUILT_IN_{ADD,SUB,MUL}_OVERFLOW_P.
21177 (fold_builtin_3): Likewise.
21178 * doc/extend.texi (Integer Overflow Builtins): Document
21179 __builtin_{add,sub,mul}_overflow_p.
21181 2016-06-08 Jose E. Marchesi <jose.marchesi@oracle.com>
21183 * config/sparc/driver-sparc.c (cpu_names): Fix the entry for the
21184 SPARC-M7 and add an entry for SPARC-S7 cpus (Sonoma).
21186 2016-06-08 Alan Lawrence <alan.lawrence@arm.com>
21188 * config/aarch64/aarch64.c (aarch64_function_arg_alignment):
21189 Rewrite, looking one level down for records and arrays.
21191 2016-06-08 David Malcolm <dmalcolm@redhat.com>
21193 * pretty-print.c: Include "selftest.h".
21194 (pp_format): Fix comment.
21195 (identifier_to_locale): Likewise.
21196 (selftest::test_basic_printing): New function.
21197 (selftest::assert_pp_format): New function.
21198 (selftest::test_pp_format): New function.
21199 (selftest::pretty_print_c_tests): New function.
21200 * selftest-run-tests.c (selftest::run_tests): Call
21201 selftest::pretty_print_c_tests.
21202 * selftest.h (pretty_print_c_tests): New declaration.
21204 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
21206 * invoke.texi (max-loop-headers-insns): Document.
21207 * params.def (PARAM_MAX_LOOP_HEADER_INSNS): New.
21208 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Update comment.
21209 (ch_base::copy_headers): Use PARAM_MAX_LOOP_HEADER_INSNS.
21211 2016-06-08 Richard Biener <rguenther@suse.de>
21213 * tree-vect-stmts.c (vectorizable_load): Remove restrictions
21214 on strided SLP loads and fall back to scalar loads in case
21215 we can't chunk them.
21217 2016-06-08 Richard Biener <rguenther@suse.de>
21219 PR tree-optimization/71452
21220 * tree-ssa.c (non_rewritable_lvalue_p): Make sure that the
21221 type used for the SSA rewrite has enough precision to cover
21222 the dynamic type of the location.
21224 2016-06-08 Jakub Jelinek <jakub@redhat.com>
21225 Richard Biener <rguenther@suse.de>
21228 * fold-const.c (fold_comparison): Handle CONSTANT_CLASS_P (base0)
21229 the same as DECL_P (base0) for indirect_base0. Use equality_code
21230 in one further place.
21232 2016-06-08 Richard Sandiford <richard.sandiford@arm.com>
21234 * expmed.c (store_bit_field_1): Do not restrict a multiword op0
21235 to one word if the field is known to overlap other words.
21236 (extract_bit_field_1): Likewise.
21237 (store_split_bit_field): Remove compensating code.
21238 (extract_split_bit_field): Likewise.
21240 2016-06-08 Bernd Schmidt <bschmidt@redhat.com>
21244 * tree-ssa-strlen.c (handle_builtin_memcmp): Ignore debug insns.
21246 2016-06-08 Jiong Wang <jiong.wang@arm.com>
21248 * config/aarch64/aarch64-builtins.def (faddp): New builtins for modes in
21250 * config/aarch64/aarch64-simd.md (aarch64_faddp<mode>): New.
21251 (arch64_addpv4sf): Delete.
21252 (reduc_plus_scal_v4sf): Use "gen_aarch64_faddpv4sf" instead of
21253 "gen_aarch64_addpv4sf".
21254 * config/aarch64/arm_neon.h (vpadd_f32): Remove inline assembly. Use
21256 (vpadds_f32): Likewise.
21257 (vpaddq_f32): Likewise.
21258 (vpaddq_f64): Likewise.
21260 2016-06-08 Jiong Wang <jiong.wang@arm.com>
21262 * config/aarch64/aarch64-builtins.def (fabd): New builtins for modes
21264 * config/aarch64/aarch64-simd.md (fabd<mode>_3): Extend modes from VDQF
21265 to VALLF. Rename to "fabd<mode>3".
21266 "*fabd_scalar<mode>3): Delete.
21267 * config/aarch64/arm_neon.h (vabds_f32): Remove inline assembly.
21269 (vabdd_f64): Likewise.
21270 (vabd_f32): Likewise.
21271 (vabd_f64): Likewise.
21272 (vabdq_f32): Likewise.
21273 (vabdq_f64): Likewise.
21275 2016-06-08 Jiong Wang <jiong.wang@arm.com>
21277 * config/aarch64/aarch64-builtins.def (rsqrts): New builtins for modes
21279 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_<mode>3): Rename to
21280 "aarch64_rsqrts<mode>".
21281 * config/aarch64/aarch64.c (get_rsqrts_type): Update gen* name.
21282 * config/aarch64/arm_neon.h (vrsqrtss_f32): Remove inline assembly. Use
21284 (vrsqrtsd_f64): Likewise.
21285 (vrsqrts_f32): Likewise.
21286 (vrsqrts_f64): Likewise.
21287 (vrsqrtsq_f32): Likewise.
21288 (vrsqrtsq_f64): Likewise.
21290 2016-06-08 Jiong Wang <jiong.wang@arm.com>
21292 * config/aarch64/aarch64-builtins.def (rsqrte): New builtins for modes
21294 * config/aarch64/aarch64-simd.md (aarch64_rsqrte_<mode>2): Rename to
21295 "aarch64_rsqrte<mode>".
21296 * config/aarch64/aarch64.c (get_rsqrte_type): Update gen* name.
21297 * config/aarch64/arm_neon.h (vrsqrts_f32): Remove inline assembly. Use
21299 (vrsqrted_f64): Likewise.
21300 (vrsqrte_f32): Likewise.
21301 (vrsqrte_f64): Likewise.
21302 (vrsqrteq_f32): Likewise.
21303 (vrsqrteq_f64): Likewise.
21305 2016-06-08 Jiong Wang <jiong.wang@arm.com>
21307 * config/aarch64/aarch64-builtins.def (scvtf): Register vector modes.
21309 (fcvtzs): Likewise.
21310 (fcvtzu): Likewise.
21311 * config/aarch64/aarch64-simd.md
21312 (<FCVT_F2FIXED:fcvt_fixed_insn><VDQF:mode>3): New.
21313 (<FCVT_FIXED2F:fcvt_fixed_insn><VDQ_SDI:mode>3): Likewise.
21314 * config/aarch64/arm_neon.h (vcvt_n_f32_s32): Remove inline assembly.
21316 (vcvt_n_f32_u32): Likewise.
21317 (vcvt_n_s32_f32): Likewise.
21318 (vcvt_n_u32_f32): Likewise.
21319 (vcvtq_n_f32_s32): Likewise.
21320 (vcvtq_n_f32_u32): Likewise.
21321 (vcvtq_n_f64_s64): Likewise.
21322 (vcvtq_n_f64_u64): Likewise.
21323 (vcvtq_n_s32_f32): Likewise.
21324 (vcvtq_n_s64_f64): Likewise.
21325 (vcvtq_n_u32_f32): Likewise.
21326 (vcvtq_n_u64_f64): Likewise.
21327 * config/aarch64/iterators.md (VDQ_SDI): New mode iterator.
21328 (VSDQ_SDI): Likewise.
21329 (fcvt_target): Support V4DI, V4SI and V2SI.
21330 (FCVT_TARGET): Likewise.
21332 2016-06-08 Jiong Wang <jiong.wang@arm.com>
21334 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New
21335 (TYPES_BINOP_SUS): Likewise.
21336 (aarch64_simd_builtin_data): Update include file name.
21337 (aarch64_builtins): Likewise.
21338 * config/aarch64/aarch64-simd-builtins.def (scvtf): New entries
21339 for conversion between scalar float-point and fixed-point.
21341 (fcvtzs): Likewise.
21342 (fcvtzu): Likewise.
21343 * config/aarch64/aarch64.md
21344 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3: New
21345 pattern for conversion between scalar float to fixed-pointer.
21346 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>: Likewise.
21347 (UNSPEC_FCVTZS): New UNSPEC enumeration.
21348 (UNSPEC_FCVTZU): Likewise.
21349 (UNSPEC_SCVTF): Likewise.
21350 (UNSPEC_UCVTF): Likewise.
21351 * config/aarch64/arm_neon.h (vcvtd_n_f64_s64): Remove inline assembly.
21353 (vcvtd_n_f64_u64): Likewise.
21354 (vcvtd_n_s64_f64): Likewise.
21355 (vcvtd_n_u64_f64): Likewise.
21356 (vcvtd_n_f32_s32): Likewise.
21357 (vcvts_n_f32_u32): Likewise.
21358 (vcvtd_n_s32_f32): Likewise.
21359 (vcvts_n_u32_f32): Likewise.
21360 * config/aarch64/iterators.md (fcvt_target): Support integer to float
21362 (FCVT_TARGET): Likewise.
21363 (FCVT_FIXED2F): New iterator.
21364 (FCVT_F2FIXED): Likewise.
21365 (fcvt_fixed_insn): New define_int_attr.
21367 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
21369 * predict.c (pass_strip_predict_hints::execute): Cleanup CFG if
21370 some statements was removed.
21372 2016-06-08 Alan Hayward <alan.hayward@arm.com>
21374 * tree-vect-data-refs.c (vect_analyze_data_refs): Remove debug newline.
21375 * tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): likewise.
21376 (vect_can_advance_ivs_p): likewise.
21377 (vect_update_ivs_after_vectorizer): likewise.
21378 * tree-vect-loop.c (vect_determine_vectorization_factor): likewise.
21379 (vect_analyze_scalar_cycles_1): likewise.
21380 (vect_analyze_loop_operations): likewise.
21381 (report_vect_op): likewise.
21382 (vect_is_slp_reduction): likewise.
21383 (vect_is_simple_reduction): likewise.
21384 (get_initial_def_for_induction): likewise.
21385 (vect_transform_loop): likewise.
21386 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): likewise.
21387 (vect_recog_sad_pattern): likewise.
21388 (vect_recog_widen_sum_pattern): likewise.
21389 (vect_recog_widening_pattern): likewise.
21390 (vect_recog_divmod_pattern): likewise.
21391 * tree-vect-slp.c (vect-build-slp_tree_1): likewise.
21392 (vect_analyze_slp_instance): likewise.
21393 (vect_transform_slp_perm_load): likewise.
21394 (vect_schedule_slp_instance): likewise.
21396 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
21398 * predict.c (predict_iv_comparison): Mention that heuristics is broken.
21399 (return_prediction): PRED_CONST_RETURN predict return as not taken.
21400 * predict.def (PRED_CONTINUE): Change hitrate 50->67
21401 (PRED_LOOP_BRANCH): Document predictor as broken.
21402 (PRED_LOOP_EXIT): Change hitrate 91->92.
21403 (PRED_LOOP_EXTRA_EXIT): Change hitrate 91->83.
21404 (PRED_POINTER, PRED_TREE_POINTER): Change hitrate 85->70.
21405 (PRED_OPCODE_POSITIVE): Change hitrate 79->64.
21406 (PRED_OPCODE_NONEQUAL): Change hitrate 91->66.
21407 (PRED_TREE_OPCODE_POSITIVE): Change hitrate 73->64
21408 (PRED_TREE_OPCODE_NONEQUAL): Chnage hitrate 72->66
21409 (PRED_CALL): Chane hitrate 71->67.
21410 (PRED_TREE_EARLY_RETURN): Document issues, change hitrate 61->54.
21411 (PRED_GOTO): Document as unused right now.
21412 (PRED_CONST_RETURN): Change hitrate 67->69
21413 (PRED_NEGATIVE_RETURN): Change hitrate 96->98
21414 (PRED_NULL_RETURN): Change hitrate 91->90.
21415 (PRED_LOOP_IV_COMPARE_GUESS): Change hitrate to 98.
21416 (PRED_FORTRAN_FAIL_ALLOC): Change hitrate to 62; document issues.
21417 (PRED_FORTRAN_SIZE_ZERO): Change hitrate to 99.
21419 2016-06-07 Bill Seurer <seurer@linux.vnet.ibm.com>
21421 * config/rs6000/altivec.h: Add __builtin_vec_mul.
21422 * config/rs6000/rs6000-builtin.def (vec_mul): Change vec_mul to a
21423 special case Altivec builtin.
21424 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
21425 VSX_BUILTIN_VEC_MUL (replaced with special case code).
21426 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
21427 code for ALTIVEC_BUILTIN_VEC_MUL.
21428 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
21429 for __builtin_vec_mul.
21431 2016-06-07 Peter Bergner <bergner@vnet.ibm.com>
21433 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mhtm and
21436 2016-06-07 David Malcolm <dmalcolm@redhat.com>
21438 * spellcheck.c (selftest::test_find_closest_string): New function.
21439 (spellcheck_c_tests): Call the above.
21441 2016-06-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21443 * simplify-rtx.c (simplify_cond_clz_ctz): Delete 'mode' local variable.
21445 2016-06-07 Jakub Jelinek <jakub@redhat.com>
21447 * config/i386/sse.md (avx_vec_concat<mode>): Add v=v,vm and
21448 Yv=Yv,C alternatives.
21450 2016-06-07 Richard Biener <rguenther@suse.de>
21453 * common.opt (ffast-math): Make Optimization.
21455 2016-06-07 Simon Dardis <simon.dardis@imgtec.com>
21456 Prachi Godbole <prachi.godbole@imgtec.com>
21458 * config/mips/p5600.md (p5600_fpu_fadd): Remove checking for
21459 `fabs' and `fneg' type attributes.
21460 (p5600_fpu_fabs): Add `fmove' to the comment.
21462 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
21464 * gimple.c: Include builtins.h
21465 (gimple_inexpensive_call_p): New function.
21466 * gimple.h (gimple_inexpensive_call_p): Declare.
21467 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Use it.
21468 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Likewise;
21471 2016-06-07 Paolo Carlini <paolo.carlini@oracle.com>
21473 * diagnostic.c (diagnostic_impl, diagnostic_n_impl): New.
21474 (inform, inform_at_rich_loc, inform_n, warning, warning_at,
21475 warning_at_rich_loc, warning_n, pedwarn, permerror,
21476 permerror_at_rich_loc, error, error_n, error_at, error_at_rich_loc,
21477 sorry, fatal_error, internal_error, internal_error_no_backtrace):
21480 2016-06-07 Richard Biener <rguenther@suse.de>
21482 PR tree-optimization/71428
21483 * tree-ssa-math-opts.c (perform_symbolic_merge): Properly distinguish
21484 BIT_FIELD_REF op vs. load.
21486 2016-06-07 Richard Biener <rguenther@suse.de>
21488 PR middle-end/71423
21489 * match.pd ((X | ~Y) -> Y <= X): Properly invert the comparison
21492 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
21494 * config/pa/pa.md (call): Generate indirect long calls to non-local
21495 functions on TARGET_64BIT.
21496 (call_value): Likewise.
21498 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
21500 * config/pa/pa.md (call_val_reg_64bit): Remove "reg: DI " clobber from
21501 pattern and subsequent splitters.
21502 (call_val_reg_64bit_post_reload): Likewise.
21504 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
21506 PR middle-end/71408
21507 * tree-ssa-reassoc.c (zero_one_operation): Fix NEGATE_EXPR operand for
21508 propagate_op_to_single_use.
21510 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
21512 PR middle-end/71281
21513 * tree-ssa-reassoc.c (reassociate_bb): Set uid for negate stmt.
21515 2016-06-07 Uros Bizjak <ubizjak@gmail.com>
21517 * config/i386/i386.h (enum ix86_enitity): Add X86_DIRFLAG.
21518 (enum x86_dirflag_state): New enum.
21519 (NUM_MODES_FOR_MODE_SWITCHING): Add X86_DIRFLAG_ANY.
21520 (machine_function): Remove needs_cld.
21521 (ix86_current_function_needs_cld): Remove.
21522 * config/i386/i386.c (ix86_set_func_type): Set
21523 ix86_optimize_mode_switching[X86_DIRFLAG] to 1.
21524 (ix86_expand_prologue): Do not emit CLD here.
21525 (ix86_dirflag_mode_needed): New function.
21526 (ix86_dirflag_mode_entry): Ditto.
21527 (ix86_mode_needed): Handle X86_DIRFLAG entity.
21528 (ix86_mode_after): Ditto.
21529 (ix86_mode_entry): Ditto.
21530 (ix86_mode_exit): Ditto.
21531 (ix86_emit_mode_set): Ditto.
21532 * config/i386/i386.md (strmov_singleop): Set
21533 ix86_optimize_mode_switching[X86_DIRFLAG] to 1 for TARGET_CLD.
21534 Do not set ix86_current_function_needs_cld.
21536 (strset_singleop): Ditto.
21538 (cmpstrnqi_nz_1): Ditto.
21539 (cmpstrnqi_1): Ditto.
21540 (strlenqi_1): Ditto.
21542 2016-06-06 Jakub Jelinek <jakub@redhat.com>
21544 PR tree-optimization/71259
21545 * tree-vect-slp.c (vect_get_constant_vectors): For
21546 VECTOR_BOOLEAN_TYPE_P, return all ones constant instead of
21547 one for constant op, and use COND_EXPR for non-constant.
21549 2016-06-06 David Malcolm <dmalcolm@redhat.com>
21551 * Makefile.in (OBJS): Add function-tests.o,
21552 hash-map-tests.o, hash-set-tests.o, rtl-tests.o,
21553 selftest-run-tests.o.
21554 (OBJS-libcommon): Add selftest.o.
21555 (OBJS-libcommon-target): Add selftest.o.
21556 (all.internal): Add "selftest".
21557 (all.cross): Likewise.
21558 (selftest): New phony target.
21559 (s-selftest): New target.
21560 (selftest-gdb): New phony target.
21561 (COLLECT2_OBJS): Add selftest.o.
21562 * bitmap.c: Include "selftest.h".
21563 (selftest::test_gc_alloc): New function.
21564 (selftest::test_set_range): New function.
21565 (selftest::test_clear_bit_in_middle): New function.
21566 (selftest::test_copying): New function.
21567 (selftest::test_bitmap_single_bit_set_p): New function.
21568 (selftest::bitmap_c_tests): New function.
21569 * common.opt (fself-test): New.
21570 * diagnostic-show-locus.c: Include "selftest.h".
21571 (make_range): New function.
21572 (test_range_contains_point_for_single_point): New function.
21573 (test_range_contains_point_for_single_line): New function.
21574 (test_range_contains_point_for_multiple_lines): New function.
21575 (assert_eq): New function.
21576 (test_get_line_width_without_trailing_whitespace): New function.
21577 (selftest::diagnostic_show_locus_c_tests): New function.
21578 * et-forest.c: Include "selftest.h".
21579 (selftest::test_single_node): New function.
21580 (selftest::test_simple_tree): New function.
21581 (selftest::test_disconnected_nodes): New function.
21582 (selftest::et_forest_c_tests): New function.
21583 * fold-const.c: Include "selftest.h".
21584 (selftest::assert_binop_folds_to_const): New function.
21585 (selftest::assert_binop_folds_to_nonlvalue): New function.
21586 (selftest::test_arithmetic_folding): New function.
21587 (selftest::fold_const_c_tests): New function.
21588 * function-tests.c: New file.
21589 * gimple.c: Include "selftest.h".
21590 Include "gimple-pretty-print.h".
21591 (selftest::verify_gimple_pp): New function.
21592 (selftest::test_assign_single): New function.
21593 (selftest::test_assign_binop): New function.
21594 (selftest::test_nop_stmt): New function.
21595 (selftest::test_return_stmt): New function.
21596 (selftest::test_return_without_value): New function.
21597 (selftest::gimple_c_tests): New function.
21598 * hash-map-tests.c: New file.
21599 * hash-set-tests.c: New file.
21600 * input.c: Include "selftest.h".
21601 (selftest::assert_loceq): New function.
21602 (selftest::test_accessing_ordinary_linemaps): New function.
21603 (selftest::test_unknown_location): New function.
21604 (selftest::test_builtins): New function.
21605 (selftest::test_reading_source_line): New function.
21606 (selftest::input_c_tests): New function.
21607 * rtl-tests.c: New file.
21608 * selftest-run-tests.c: New file.
21609 * selftest.c: New file.
21610 * selftest.h: New file.
21611 * spellcheck.c: Include "selftest.h".
21612 (selftest::levenshtein_distance_unit_test_oneway): New function,
21613 adapted from testsuite/gcc.dg/plugin/levenshtein_plugin.c.
21614 (selftest::levenshtein_distance_unit_test): Likewise.
21615 (selftest::spellcheck_c_tests): Likewise.
21616 * toplev.c: Include selftest.h.
21617 (toplev::run_self_tests): New.
21618 (toplev::main): Handle -fself-test.
21619 * toplev.h (toplev::run_self_tests): New.
21620 * tree.c: Include "selftest.h".
21621 (selftest::test_integer_constants): New function.
21622 (selftest::test_identifiers): New function.
21623 (selftest::test_labels): New function.
21624 (selftest::tree_c_tests): New function.
21625 * tree-cfg.c: Include "selftest.h".
21626 (selftest::push_fndecl): New function.
21627 (selftest::test_linear_chain): New function.
21628 (selftest::test_diamond): New function.
21629 (selftest::test_fully_connected): New function.
21630 (selftest::tree_cfg_c_tests): New function.
21631 * vec.c: Include "selftest.h".
21632 (selftest::safe_push_range): New function.
21633 (selftest::test_quick_push): New function.
21634 (selftest::test_safe_push): New function.
21635 (selftest::test_truncate): New function.
21636 (selftest::test_safe_grow_cleared): New function.
21637 (selftest::test_pop): New function.
21638 (selftest::test_safe_insert): New function.
21639 (selftest::test_ordered_remove): New function.
21640 (selftest::test_unordered_remove): New function.
21641 (selftest::test_block_remove): New function.
21642 (selftest::reverse_cmp): New function.
21643 (selftest::test_qsort): New function.
21644 (selftest::vec_c_tests): New function.c.
21645 * wide-int.cc: Include selftest.h and wide-int-print.h.
21646 (selftest::from_int <wide_int>): New function.
21647 (selftest::from_int <offset_int>): New function.
21648 (selftest::from_int <widest_int>): New function.
21649 (selftest::assert_deceq): New function.
21650 (selftest::assert_hexeq): New function.
21651 (selftest::test_printing <VALUE_TYPE>): New function template.
21652 (selftest::test_ops <VALUE_TYPE>): New function template.
21653 (selftest::test_comparisons <VALUE_TYPE>): New function template.
21654 (selftest::run_all_wide_int_tests <VALUE_TYPE>): New function
21656 (selftest::wide_int_cc_tests): New function.
21658 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21660 PR middle-end/37780
21661 * ifcvt.c (noce_try_ifelse_collapse): New function.
21663 (noce_process_if_block): Call noce_try_ifelse_collapse.
21664 * simplify-rtx.c (simplify_cond_clz_ctz): New function.
21665 (simplify_ternary_operation): Use the above to simplify
21666 conditional CLZ/CTZ expressions.
21668 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21670 PR middle-end/37780
21671 * config/aarch64/aarch64.md (ctz<mode>2): Convert to
21672 define_insn_and_split.
21674 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21676 PR middle-end/37780
21677 * config/arm/arm.md (ctzsi2): Convert to define_insn_and_split.
21679 2016-06-06 Bernd Edlinger <bernd.edlinger@hotmail.de>
21682 * cfgexpand.c (expand_asm_loc): Remove handling for ADDR_EXPR.
21683 Implicitly clobber memory for basic asm with non-empty assembler
21684 string. Use targetm.md_asm_adjust also here.
21685 * compare-elim.c (arithmetic_flags_clobber_p): Use asm_noperands here.
21686 * final.c (final_scan_insn): Handle basic asm in PARALLEL block.
21687 * gimple.c (gimple_asm_clobbers_memory_p): Handle basic asm with
21688 non-empty assembler string.
21689 * ira.c (compute_regs_asm_clobbered): Use asm_noperands here.
21690 * recog.c (asm_noperands): Handle basic asm in PARALLEL block.
21691 (decode_asm_operands): Handle basic asm in PARALLEL block.
21692 (extract_insn): Handle basic asm in PARALLEL block.
21693 * doc/extend.texi: Mention new behavior of basic asm.
21694 * config/ia64/ia64 (rtx_needs_barrier): Handle ASM_INPUT here.
21695 * config/pa/pa.c (branch_to_delay_slot_p, branch_needs_nop_p,
21696 branch_needs_nop_p): Use asm_noperands.
21698 2016-06-06 Jose E. Marchesi <jose.marchesi@oracle.com>
21700 * config/sparc/sparc.md (cpu): Add niagara7 cpu type.
21701 Include the M7 SPARC DFA scheduler.
21702 New attribute v3pipe.
21703 Annotate insns with v3pipe where appropriate.
21704 Define cpu_feature vis4.
21705 Add lzd instruction type and set it on clzdi_sp64 and clzsi_sp64.
21706 Add (V8QI "8") to vbits.
21707 Add insns {add,sub}v8qi3
21708 Add insns ss{add,sub}v8qi3
21709 Add insns us{add,sub}{v8qi,v4hi}3
21710 Add insns {min,max}{v8qi,v4hi,v2si}3
21711 Add insns {minu,maxu}{v8qi,v4hi,v2si}3
21712 Add insns fpcmp{le,gt,ule,ug,ule,ugt}{8,16,32}_vis.
21713 * config/sparc/niagara4.md: Add a comment explaining the
21714 discrepancy between the documented latenty numbers and the
21716 * config/sparc/niagara7.md: New file.
21717 * configure.ac (HAVE_AS_SPARC5_VIS4): Define if the assembler
21718 supports SPARC5 and VIS 4.0 instructions.
21719 * configure: Regenerate.
21720 * config.in: Likewise.
21721 * config.gcc: niagara7 is a supported cpu in sparc*-*-* targets.
21722 * config/sparc/sol2.h (ASM_CPU32_DEFAUILT_SPEC): Set for
21723 TARGET_CPU_niagara7.
21724 (ASM_CPU64_DEFAULT_SPEC): Likewise.
21725 (CPP_CPU_SPEC): Handle niagara7.
21726 (ASM_CPU_SPEC): Likewise.
21727 * config/sparc/sparc-opts.h (processor_type): Add
21728 PROCESSOR_NIAGARA7.
21729 (mvis4): New option.
21730 * config/sparc/sparc.h (TARGET_CPU_niagara7): Define.
21731 (AS_NIAGARA7_FLAG): Define.
21732 (ASM_CPU64_DEFAULT_SPEC): Set for niagara7.
21733 (CPP_CPU64_DEFAULT_SPEC): Likewise.
21734 (CPP_CPU_SPEC): Handle niagara7.
21735 (ASM_CPU_SPEC): Likewise.
21736 * config/sparc/sparc.c (niagara7_costs): Define.
21737 (sparc_option_override): Handle niagara7 and adjust cache-related
21738 parameters with better values for niagara cpus. Also support VIS4.
21739 (sparc32_initialize_trampoline): Likewise.
21740 (sparc_use_sched_lookahead): Likewise.
21741 (sparc_issue_rate): Likewise.
21742 (sparc_register_move_cost): Likewise.
21743 (dump_target_flag_bits): Support VIS4.
21744 (sparc_vis_init_builtins): Likewise.
21745 (sparc_builtins): Likewise.
21746 * config/sparc/sparc-c.c (sparc_target_macros): Define __VIS__ for
21748 * config/sparc/driver-sparc.c (cpu_names): Add SPARC-M7 and
21750 * config/sparc/sparc.opt (sparc_processor_type): New value
21752 * config/sparc/visintrin.h (__attribute__): Prototypes for the
21754 * doc/invoke.texi (SPARC Options): Document -mcpu=niagara7 and
21756 * doc/extend.texi (SPARC VIS Built-in Functions): Document the
21759 2016-06-06 Jonathan Wakely <jwakely@redhat.com>
21761 * doc/sourcebuild.texi (Directives): Remove extra closing braces.
21763 2016-06-06 Richard Biener <rguenther@suse.de>
21765 PR tree-optimization/71398
21766 * tree-ssa-loop-ivcanon.c (unloop_loops): First unloop, then
21769 2016-06-05 James Bowman <james.bowman@ftdichip.com>
21771 * config/ft32/ft32.c (ft32_setup_incoming_varargs,
21772 ft32_expand_prolog, ft32_expand_epilogue):
21773 Handle pretend_args.
21774 * config/ft32/ft32.h: Remove OUTGOING_REG_PARM_STACK_SPACE.
21775 * config/ft32/ft32.md: Add pretend_returner.
21777 2016-06-06 Uros Bizjak <ubizjak@gmail.com>
21780 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
21781 Copy op1 RTX to avoid invalid sharing.
21782 (ix86_expand_vector_move_misalign): Ditto.
21784 2016-06-05 John David Anglin <danglin@gcc.gnu.org>
21786 * expr.c (move_by_pieces_d::generate): Mark mode parameter with
21789 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
21791 * predict.c (predicted_by_loop_heuristics_p): New function.
21792 (predict_iv_comparison): Use it.
21793 (predict_loops): Walk from innermost loops; do not predict edges
21794 leaving multiple loops multiple times; implement
21795 PRED_LOOP_ITERATIONS_MAX heuristics.
21796 * predict.def (PRED_LOOP_ITERATIONS_MAX): New predictor.
21798 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
21800 * cfg.c (check_bb_profile): Do not report mismatched profiles when
21801 only edges out of BB are EH edges.
21803 2016-06-04 Martin Sebor <msebor@redhat.com>
21804 Marcin Baczyński <marbacz@gmail.com>
21807 * doc/invoke.texi (-Wreturn-type): Mention not warning on return with
21808 a void expression in a void function.
21810 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
21812 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Do not check
21813 aux; dump reasons of decisions.
21814 (should_duplicate_loop_header_p): Likewise.
21815 (do_while_loop_p): Likewise.
21816 (ch_base::copy_headers): Dump asi num insns duplicated.
21818 2016-06-04 Jakub Jelinek <jakub@redhat.com>
21820 PR tree-optimization/71405
21821 * tree-ssa.c (execute_update_addresses_taken): For clobber with
21822 incompatible type, build a new clobber with the right type instead
21823 of building a VIEW_CONVERT_EXPR around it.
21825 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
21827 PR tree-optimization/52171
21828 * config/sh/sh.c (sh_use_by_pieces_infrastructure_p): Use
21829 by_pieces_ninsns instead of move_by_pieces_ninsns.
21831 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
21833 * config/sh/sh.c (sh_print_operand_address): Don't use hardcoded 'r0'
21834 for reg+reg addressing mode.
21836 2016-06-03 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
21838 * rs6000-c.c (c/c-tree.h): Add #include.
21839 (altivec_resolve_overloaded_builtin): Handle ARRAY_TYPE arguments
21840 in C++ when found in the base position of vec_ld or vec_st.
21842 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
21844 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Avoid
21845 use of profile unless profile status is PROFILE_READ.
21846 * profile.c (compute_branch_probabilities): Set profile status
21847 only after reporting predictor hitrates.
21849 2016-06-03 Joseph Myers <joseph@codesourcery.com>
21853 * common.opt (ffp-int-builtin-inexact): New option.
21854 * doc/invoke.texi (-fno-fp-int-builtin-inexact): Document.
21855 * doc/md.texi (floor@var{m}2, btrunc@var{m}2, round@var{m}2)
21856 (ceil@var{m}2): Document dependence on this option.
21857 * ipa-inline-transform.c (inline_call): Handle
21858 flag_fp_int_builtin_inexact.
21859 * ipa-inline.c (can_inline_edge_p): Likewise.
21860 * config/i386/i386.md (rintxf2): Do not test
21861 flag_unsafe_math_optimizations.
21862 (rint<mode>2_frndint): New define_insn.
21863 (rint<mode>2): Do not test flag_unsafe_math_optimizations for 387
21864 or !flag_trapping_math for SSE. Just use gen_rint<mode>2_frndint
21865 for 387 instead of extending and truncating.
21866 (frndintxf2_<rounding>): Test flag_fp_int_builtin_inexact ||
21867 !flag_trapping_math instead of flag_unsafe_math_optimizations.
21868 Change to frndint<mode>2_<rounding>.
21869 (frndintxf2_<rounding>_i387): Likewise. Change to
21870 frndint<mode>2_<rounding>_i387.
21871 (<rounding_insn>xf2): Likewise.
21872 (<rounding_insn><mode>2): Test flag_fp_int_builtin_inexact ||
21873 !flag_trapping_math instead of flag_unsafe_math_optimizations for
21874 x87. Test TARGET_ROUND || !flag_trapping_math ||
21875 flag_fp_int_builtin_inexact instead of !flag_trapping_math for
21876 SSE. Use ROUND_NO_EXC in constant operand of
21877 gen_sse4_1_round<mode>2. Just use gen_frndint<mode>2_<rounding>
21878 for 387 instead of extending and truncating.
21880 2016-06-03 H.J. Lu <hongjiu.lu@intel.com>
21881 Julia Koval <julia.koval@intel.com>
21893 * config/i386/i386-protos.h (ix86_epilogue_uses): New prototype.
21894 * config/i386/i386.c (ix86_conditional_register_usage): Preserve
21895 all registers, except for function return registers if there are
21896 no caller-saved registers.
21897 (ix86_set_func_type): New function.
21898 (ix86_set_current_function): Call ix86_set_func_type to set
21899 no_caller_saved_registers and func_type. Call reinit_regs if
21900 caller-saved registers are changed. Don't allow MPX, SSE, MMX
21901 nor x87 instructions in interrupt handler nor function with
21902 no_caller_saved_registers attribute.
21903 (ix86_function_ok_for_sibcall): Return false if there are no
21904 caller-saved registers.
21905 (type_natural_mode): Don't warn ABI change for MMX in interrupt
21907 (ix86_function_arg_advance): Skip for callee in interrupt handler.
21908 (ix86_function_arg): Return special arguments in interrupt handler.
21909 (ix86_promote_function_mode): Promote pointer to word_mode only
21910 for normal functions.
21911 (ix86_can_use_return_insn_p): Don't use `ret' instruction in
21913 (ix86_epilogue_uses): New function.
21914 (ix86_hard_regno_scratch_ok): Likewise.
21915 (ix86_save_reg): Preserve all registers in interrupt handler
21916 after reload. Preserve all registers, except for function return
21917 registers, if there are no caller-saved registers after reload.
21918 (find_drap_reg): Always use callee-saved register if there are
21919 no caller-saved registers.
21920 (ix86_minimum_incoming_stack_boundary): Return MIN_STACK_BOUNDARY
21921 for interrupt handler.
21922 (ix86_expand_prologue): Don't allow DRAP in interrupt handler.
21923 Emit cld instruction if stringops are used in interrupt handler
21924 or interrupt handler isn't a leaf function.
21925 (ix86_expand_epilogue): Generate interrupt return for interrupt
21926 handler and pop the 'ERROR_CODE' off the stack before interrupt
21927 return in exception handler.
21928 (ix86_expand_call): Disallow calling interrupt handler directly.
21929 If there are no caller-saved registers, mark all registers that
21930 are clobbered by the call which returns as clobbered.
21931 (ix86_handle_no_caller_saved_registers_attribute): New function.
21932 (ix86_handle_interrupt_attribute): Likewise.
21933 (ix86_attribute_table): Add interrupt and no_caller_saved_registers
21935 (TARGET_HARD_REGNO_SCRATCH_OK): Likewise.
21936 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use argument
21937 accumulation in interrupt function if stack may be realigned to
21939 (EPILOGUE_USES): New.
21940 (function_type): New enum.
21941 (machine_function): Add func_type and no_caller_saved_registers.
21942 * config/i386/i386.md (UNSPEC_INTERRUPT_RETURN): New.
21943 (interrupt_return): New pattern.
21944 * doc/extend.texi: Document x86 interrupt and
21945 no_caller_saved_registers attributes.
21947 2016-06-03 Bernd Schmidt <bschmidt@redhat.com>
21949 PR tree-optimization/52171
21950 * builtins.c (expand_cmpstrn_or_cmpmem): Delete, moved elsewhere.
21951 (expand_builtin_memcmp): New arg RESULT_EQ. All callers changed.
21952 Look for constant strings. Move some code to emit_block_cmp_hints
21954 * builtins.def (BUILT_IN_MEMCMP_EQ): New.
21955 * defaults.h (COMPARE_MAX_PIECES): New macro.
21956 * expr.c (move_by_pieces_d, store_by_pieces_d): Remove old structs.
21957 (move_by_pieces_1, store_by_pieces_1, store_by_pieces_2): Remvoe.
21958 (clear_by_pieces_1): Don't declare. Move definition before use.
21959 (can_do_by_pieces): New static function.
21960 (can_move_by_pieces): Use it. Return bool.
21961 (by_pieces_ninsns): Renamed from move_by_pieces_ninsns. New arg
21962 OP. All callers changed. Handle COMPARE_BY_PIECES.
21963 (class pieces_addr); New.
21964 (pieces_addr::pieces_addr, pieces_addr::decide_autoinc,
21965 pieces_addr::adjust, pieces_addr::increment_address,
21966 pieces_addr::maybe_predec, pieces_addr::maybe_postinc): New member
21968 (class op_by_pieces_d): New.
21969 (op_by_pieces_d::op_by_pieces_d, op_by_pieces_d::run): New member
21971 (class move_by_pieces_d, class compare_by_pieces_d,
21972 class store_by_pieces_d): New subclasses of op_by_pieces_d.
21973 (move_by_pieces_d::prepare_mode, move_by_pieces_d::generate,
21974 move_by_pieces_d::finish_endp, store_by_pieces_d::prepare_mode,
21975 store_by_pieces_d::generate, store_by_pieces_d::finish_endp,
21976 compare_by_pieces_d::generate, compare_by_pieces_d::prepare_mode,
21977 compare_by_pieces_d::finish_mode): New member functions.
21978 (compare_by_pieces, emit_block_cmp_via_cmpmem): New static
21980 (expand_cmpstrn_or_cmpmem): Moved here from builtins.c.
21981 (emit_block_cmp_hints): New function.
21982 (move_by_pieces, store_by_pieces, clear_by_pieces): Rewrite to just
21983 use the newly defined classes.
21984 * expr.h (by_pieces_constfn): New typedef.
21985 (can_store_by_pieces, store_by_pieces): Use it in arg declarations.
21986 (emit_block_cmp_hints, expand_cmpstrn_or_cmpmem): Declare.
21987 (move_by_pieces_ninsns): Don't declare.
21988 (can_move_by_pieces): Change return value to bool.
21989 * target.def (TARGET_USE_BY_PIECES_INFRASTRUCTURE_P): Update docs.
21990 (compare_by_pieces_branch_ratio): New hook.
21991 * target.h (enum by_pieces_operation): Add COMPARE_BY_PIECES.
21992 (by_pieces_ninsns): Declare.
21993 * targethooks.c (default_use_by_pieces_infrastructure_p): Handle
21995 (default_compare_by_pieces_branch_ratio): New function.
21996 * targhooks.h (default_compare_by_pieces_branch_ratio): Declare.
21997 * doc/tm.texi.in (STORE_MAX_PIECES, COMPARE_MAX_PIECES): Document.
21998 * doc/tm.texi: Regenerate.
21999 * tree-ssa-strlen.c: Include "builtins.h".
22000 (handle_builtin_memcmp): New static function.
22001 (strlen_optimize_stmt): Call it for BUILT_IN_MEMCMP.
22002 * tree.c (build_common_builtin_nodes): Create __builtin_memcmp_eq.
22004 2016-06-03 Alan Hayward <alan.hayward@arm.com>
22006 * tree-vect-stmts.c (vect_stmt_relevant_p): Do not vectorize non live
22007 relevant stmts which are simple and invariant.
22008 * tree-vect-loop.c (vectorizable_live_operation): Check relevance
22009 instead of simple and invariant
22011 2016-06-03 Alan Hayward <alan.hayward@arm.com>
22013 * tree-vect-loop.c (vect_analyze_loop_operations): Allow live stmts.
22014 (vectorizable_reduction): Check for new relevant state.
22015 (vectorizable_live_operation): vectorize live stmts using
22016 BIT_FIELD_REF. Remove special case for gimple assigns stmts.
22017 * tree-vect-stmts.c (is_simple_and_all_uses_invariant): New function.
22018 (vect_stmt_relevant_p): Check for stmts which are only used live.
22019 (process_use): Use of a stmt does not inherit it's live value.
22020 (vect_mark_stmts_to_be_vectorized): Simplify relevance inheritance.
22021 (vect_analyze_stmt): Check for new relevant state.
22022 * tree-vectorizer.h (vect_relevant): New entry for a stmt which is used
22023 outside the loop, but not inside it.
22025 2016-06-03 Alan Hayward <alan.hayward@arm.com>
22027 * tree-vectorizer.h (vect_get_vec_def_for_operand_1): New.
22028 * tree-vect-stmts.c (vect_get_vec_def_for_operand_1): New.
22029 (vect_get_vec_def_for_operand): Split out code.
22031 2016-06-03 Segher Boessenkool <segher@kernel.crashing.org>
22033 * config/rs6000/rs6000.md (define_peepholes for two mfcr's): Delete.
22035 2016-06-03 Alan Hayward <alan.hayward@arm.com>
22037 * tree-vect-stmts.c (vectorizable_call) Remove GOMP_SIMD_LANE code.
22039 2016-06-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22041 * config/arm/thumb1.md (*thumb1_mulsi3): Fix typos in comment.
22043 2016-06-03 Jakub Jelinek <jakub@redhat.com>
22045 PR middle-end/71387
22046 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): If redirecting
22047 to noreturn e->callee->decl that has void return type and void
22048 arguments, adjust gimple_call_fntype and remove lhs even if it had
22049 previously addressable type.
22051 2016-06-02 Jeff Law <law@redhat.com>
22053 PR tree-optimization/71328
22054 * tree-ssa-threadupdate.c (duplicate_thread_path): Fix off-by-one
22055 error when checking for a jump back onto the copied path.
22057 2016-06-02 David Malcolm <dmalcolm@redhat.com>
22059 * config/microblaze/microblaze.c (get_branch_target): Add return
22060 NULL_RTX for the non-CALL_P case.
22061 (insert_wic_for_ilb_runout): Remove unused local "wic_addr1".
22062 (insert_wic): Remove unused local "j".
22064 2016-06-02 Martin Liska <mliska@suse.cz>
22066 * predict.def: Fix typo in PRED_FORTRAN_FAIL_IO display name.
22068 2016-06-02 H.J. Lu <hongjiu.lu@intel.com>
22069 Julia Koval <julia.koval@intel.com>
22071 * function.c (assign_parm_setup_stack): Force source into a
22072 register if needed.
22073 * target.def (function_incoming_arg): Update documentation to
22074 allow arbitrary address computation based on hard register.
22075 * doc/tm.texi: Regenerated.
22077 2016-06-02 Martin Liska <mliska@suse.cz>
22079 * predict.c (combine_predictions_for_bb): Fix first match in
22080 cases where a first predictor contains more than one occurence
22081 in list of predictors. Take the best value in such case.
22083 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22085 PR rtl-optimization/71295
22086 * rtlanal.c (subreg_get_info): If taking a subreg at the requested
22087 offset would go over the size of the inner mode reject it.
22089 2016-06-02 Jakub Jelinek <jakub@redhat.com>
22091 * config/i386/sse.md (*vec_concatv4si): Use v=v,v instead of
22092 x=x,x and v=v,m instead of x=x,m.
22094 * config/i386/sse.md (*vec_concatv2si_sse4_1): Add avx512dq v=Yv,rm
22095 alternative. Change x=x,x alternative to v=Yv,Yv and x=rm,C
22096 alternative to v=rm,C.
22098 * config/i386/sse.md (*vec_concatv2di): Add x86_avx512dq v=Yv,rm
22099 alternative. Change x=xm,C alternative to v=vm,C, x=x,x alternative
22100 to v=Yv,Yv and x=x,m to v=v,m. Use maybe_evex prefix attribute
22101 instead of vex for the last two above mentioned alternatives.
22103 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22106 * config/arm/arm.c (arm_output_multireg_pop): Guard "pop" on update.
22108 2016-06-02 Segher Boessenkool <segher@kernel.crashing.org>
22110 * config/rs6000/dfp.md (trunctddd2): Correct the "length" attribute.
22112 2016-06-01 David Malcolm <dmalcolm@redhat.com>
22114 * config/rl78/rl78.c (rl78_expand_prologue): Convert local
22115 from int to unsigned.
22117 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
22119 * config/rs6000/vsx.md (vsx_splat_<mode>, V2DI/V2DF): Simplify
22120 alternatives, eliminating preferred register class. Add support
22121 for the MTVSRDD instruction in ISA 3.0.
22122 (vsx_splat_v4si_internal): Use splat_input_operand instead of
22123 reg_or_indexed_operand.
22124 (vsx_splat_v4sf_internal): Likewise.
22126 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
22129 * config/rs6000/vsx.md (xxspltib_<mode>_nosplit): Add alternatives
22130 for loading up all 0's or all 1's.
22132 2016-06-01 Thomas Preud'homme <thomas.preudhomme@arm.com>
22134 * doc/sourcebuild.texi (arm_acq_rel): Document new effective target.
22136 2016-06-01 Eduard Sanou <dhole@openmailbox.org>
22138 * doc/cppenv.texi: Note that the `%s` in `date` is a non-standard
22140 * gcc.c (driver_handle_option): Call set_source_date_epoch_envvar.
22141 * gcc.c (set_source_date_epoch_envvar): New function, sets
22142 the SOURCE_DATE_EPOCH environment variable to the current time.
22144 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
22146 * tree-vect-loop.c (vect_determine_vectorization_factor): Also compute
22147 the factor for live Phi nodes.
22149 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
22151 * loop-dolop.c (doloop_optimize): Us likely max iteration bound.
22152 * tree-parloops.c (parallelize_loops): likewise.
22153 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop,
22154 tree_unswitch_outer_loop): likewise.
22156 2016-06-01 Jakub Jelinek <jakub@redhat.com>
22158 PR middle-end/71371
22159 * gimplify.c (gimplify_omp_for): Temporarily clear gimplify_omp_ctxp
22160 around creation of the temporary.
22162 2016-06-01 Richard Biener <rguenther@suse.de>
22164 PR tree-optimization/71366
22165 * tree-ssa-loop-ivcanon.c (edges_to_remove): New global.
22166 (unloop_loops): Move removing edges here ...
22167 (try_unroll_loop_completely): ... from here.
22168 (try_peel_loop): ... and here.
22169 (tree_unroll_loops_completely_1): Track parent loops via
22170 bitmap of header BBs.
22171 (tree_unroll_loops_completely): Adjust for that.
22173 2016-06-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
22175 * config/rs6000/altivec.h (vec_slv): New macro.
22176 (vec_srv): New macro.
22177 * config/rs6000/altivec.md (UNSPEC_VSLV): New value.
22178 (UNSPEC_VSRV): New value.
22181 * config/rs6000/rs6000-builtin.def (vslv): New builtin definition.
22182 (vsrv): New builtin definition.
22183 * config/rs6000/rs6000-c.c (P9V_BUILTIN_VSLV): Macro expansion to
22184 define argument types for new builtin.
22185 (P9V_BUILTIN_VSRV): Macro expansion to define argument types for
22187 * doc/extend.texi: Document the new vec_vslv and vec_srv built-in
22190 2016-06-01 Uros Bizjak <ubizjak@gmail.com>
22191 Jocelyn Mayer <l_indien@magic.fr>
22194 * config/i386/driver-i386.c (host_detect_local_cpu): Correctly
22195 detect processor family for signature_CENTAUR_ebx.
22196 <case PROCESSOR_I486>: Pass c3, winchip2 or winchip-c6 for
22197 signature_CENTAUR_ebx.
22198 <case PROCESSOR _PENTIUMPRO>: Pass c3-2 for signature_CENTAUR_ebx.
22199 <default>: Pass x86-64 for has_longmode.
22201 2016-06-01 Nathan Sidwell <nathan@acm.org>
22203 * config/nvptx/nvptx.c (nvptx_assemble_undefined_decl): Reject
22206 2016-06-01 Richard Biener <rguenther@suse.de>
22208 PR tree-optimization/71261
22209 * tree-vect-patterns.c (check_bool_pattern): Gather a hash-set
22210 of stmts successfully put in the bool pattern. Remove
22211 single-use restriction.
22212 (adjust_bool_pattern_cast): Add cast at the use site via the
22213 pattern def sequence.
22214 (adjust_bool_pattern): Remove recursion, maintain a hash-map
22215 of patterned defs. Use the pattern def seqence instead of
22216 multiple independent patterns.
22217 (sort_after_uid): New qsort compare function.
22218 (adjust_bool_stmts): New function to process stmts in the bool
22219 pattern in IL order.
22220 (vect_recog_bool_pattern): Adjust.
22221 * tree-if-conv.c (ifcvt_split_def_stmt): Remove.
22222 (ifcvt_walk_pattern_tree): Likewise.
22223 (stmt_is_root_of_bool_pattern): Likewise.
22224 (ifcvt_repair_bool_pattern): Likewise.
22225 (tree_if_conversion): Do not call ifcvt_repair_bool_pattern.
22227 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
22229 * loop-unroll.c (decide_unroll_constant_iterations,
22230 decide_unroll_runtime_iterations, decide_unroll_stupid): Use
22231 likely upper bounds.
22232 * loop-iv.c (find_simple_exit): Dump likely upper bounds.
22234 2016-06-01 Thomas Schwinge <thomas@codesourcery.com>
22236 * tree-core.h (enum omp_clause_code): Remove
22237 OMP_CLAUSE_DEVICE_RESIDENT. Adjust all users.
22239 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22241 * config/arm/sync.md (arm_store_exclusive<mode>):
22242 Use 'H' output modifier on operands[2] rather than creating a new
22243 entry in out-of-bounds memory of the operands array.
22244 (arm_store_release_exclusivedi): Likewise.
22246 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22248 * config/arm/arm.c (arm_fusion_enabled_p): New function.
22249 * config/arm/arm-protos.h (arm_fusion_enabled_p): Declare prototype.
22250 * config/arm/crypto.md (crypto_<crypto_pattern>, CRYPTO_UNARY):
22251 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
22253 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
22255 * tree-vect-loop.c (vect_determine_vectorization_factor): Also take
22256 into account live statements for mask producers.
22258 2016-06-01 Richard Biener <rguenther@suse.de>
22260 PR tree-optimization/71311
22261 * match.pd (@0 < @1 && @0 < @2 -> @0 < min(@1,@2)): Add :c and
22262 restrict to non-INTEGER_CST @0.
22264 2016-06-01 Richard Biener <rguenther@suse.de>
22266 * match.pd ((A & B) - (A & ~B) -> B - (A ^ B)): Add missing :c.
22267 (relational patterns): Use :c to avoid pattern duplications.
22269 2016-06-01 Richard Biener <rguenther@suse.de>
22271 * genmatch.c (comparison_code_p): New predicate.
22272 (swap_tree_comparison): New function.
22273 (commutate): Add for_vec parameter to append new for entries.
22274 Support commutating relational operators by swapping it alongside
22276 (lower_commutative): Adjust.
22277 (dt_simplify::gen): Do not pass artificial operators to gen
22279 (decision_tree::gen): Do not add artificial operators as parameters.
22280 (parser::parse_expr): Verify operator commutativity when :c is
22281 applied. Allow :C to override this.
22282 * match.pd: Adjust patterns to use :C instead of :c where required.
22284 2016-06-01 Patrick Palka <ppalka@gcc.gnu.org>
22286 PR tree-optimization/71077
22287 * tree-ssa-threadedge.c (simplify_control_stmt_condition_1): In
22288 the combining step, use boolean_false_node and boolean_true_node
22289 as the designated false/true return values.
22291 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
22293 * predict.def (PRED_LOOP_EXTRA_EXIT): Define.
22294 * predict.c (predict_iv_comparison): Also check PRED_LOOP_EXTRA_EXIT.
22295 (predict_extra_loop_exits): Use PRED_LOOP_EXTRA_EXIT instead of
22298 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
22300 * doc/invoke.texi (-frename-registers): Drop -fpeel-loops from list
22301 of flags impliying the register renaming.
22302 * toplev.c (process_options): Do not imply flag_rename_registers with
22305 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
22307 * config/sh/sh.h (ASM_OUTPUT_SYMBOL_REF): Remove macro and use the
22308 default implementation.
22310 2016-05-31 Nathan Sidwell <nathan@acm.org>
22312 * dwarf2out.c (cur_line_info_table): Add GTY marker.
22314 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
22316 * config/sh/constraints.md (b): Remove constraint.
22317 * config/sh/predicates.md (arith_reg_operand): Remove
22319 * config/sh/sh-modes.def (PDI): Remove.
22320 * config/sh/sh.c (sh_target_reg_class,
22321 sh_optimize_target_register_callee_saved): Remove functions.
22322 (sh_option_override): Don't set MASK_SAVE_ALL_TARGET_REGS.
22323 (sh_expand_epilogue): Update comment.
22324 (sh_hard_regno_mode_ok, sh_register_move_cost, calc_live_regs,
22325 sh_secondary_reload): Remove TARGET_REGS related code.
22326 * config/sh/sh.h (FIRST_TARGET_REG, LAST_TARGET_REG,
22327 TARGET_REGISTER_P): Remove macros.
22328 (SH_DBX_REGISTER_NUMBER, REG_ALLOC_ORDER): Remove target regs.
22329 * config/sh/sh.md (PR_MEDIA_REG, T_MEDIA_REG, FR23_REG, TR0_REG,
22330 TR1_REG, TR2_REG): Remove constants.
22331 * config/sh/sh.opt (SAVE_ALL_TARGET_REGS): Remove.
22333 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
22335 * config/sh/sh.md (adddi3, subdi3, negdi2, abs<mode>2): Remove
22336 define_expand patterns.
22337 (adddi3_compact): Rename to adddi3.
22338 (subdi3_compact): Rename to subdi3.
22339 (*negdi2): Rename to negdi2.
22340 (*abs<mode>2): Rename to abs<mode>2.
22342 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
22344 * config/rx/rx.md (FETCHOP_NO_MINUS): New code iterator.
22345 (atomic_<fetchop_name>_fetchsi): Extract minus operator into ...
22346 (atomic_sub_fetchsi): ... this new pattern.
22347 (mvtc): Add CC_REG clobber.
22349 2016-05-31 Marek Polacek <polacek@redhat.com>
22351 * gimplify.c (gimplify_switch_expr): Also handle GIMPLE_TRY.
22353 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22355 * config/aarch64/aarch64.c (aarch_macro_fusion_pair_p): Use
22356 aarch64_fusion_enabled_p to check for fusion capabilities.
22358 2016-05-31 Richard Biener <rguenther@suse.de>
22360 PR tree-optimization/71352
22361 * tree-ssa-reassoc.c (zero_one_operation): Handle op equal to
22362 minus one and a negate.
22364 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22366 * config/aarch64/aarch64.c (aarch64_simd_attr_length_move): Delete.
22367 * config/aarch64/aarch64-protos.h (aarch64_simd_attr_length_move):
22369 * config/aarch64/iterators.md (insn_count): Add descriptive comment.
22370 * config/aarch64/aarch64-simd.md (*aarch64_mov<mode>, VSTRUCT modes):
22371 Remove use of aarch64_simd_attr_length_move, set length attribute
22373 (*aarch64_be_movoi): Likewise.
22374 (*aarch64_be_movci): Likewise.
22375 (*aarch64_be_movxi): Likewise.
22377 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
22379 * loop-init.c (gate): Do not enale RTL loop unroller with -fpeel-loops.
22380 It no longer does that.
22381 * toplev.c (process_options): Do not enable flag_web with -fpeel-loops.
22383 2016-05-31 Wladimir J. van der Laan <laanwj@gmail.com>
22385 * config/aarch64/arm_neon.h (vdupb_laneq_s8): Remove spurious
22386 attribute __unused__.
22388 2016-05-31 Thomas Preud'homme <thomas.preudhomme@arm.com>
22390 * config/arm/arm-protos.h (arm_arch_thumb1): Declare.
22391 * config/arm/arm.c (arm_arch_thumb1): Define.
22392 (arm_option_override): Initialize arm_arch_thumb1.
22393 * config/arm/arm.h (arm_arch_thumb1): Declare.
22394 (TARGET_ARM_ARCH_ISA_THUMB): Use arm_arch_thumb to determine if target
22395 support Thumb-1 ISA.
22397 2016-05-31 Kirill Yukhin <kirill.yukhin@intel.com>
22400 * config/i386/sse.md (define_insn_and_split "*vec_extractv4sf_0"): Use
22401 `Yv' for scalar operand.
22403 2016-05-31 Tom de Vries <tom@codesourcery.com>
22405 PR tree-optimization/69068
22406 * graphite-isl-ast-to-gimple.c (copy_bb_and_scalar_dependences): Handle
22407 phis with more than two args.
22409 2016-05-30 Andreas Tobler <andreast@gcc.gnu.org>
22411 * config.gcc: Move hard float support for arm*hf*-*-freebsd* into
22412 armv6*-*-freebsd* for FreeBSD 11. Eliminate the arm*hf*-*-freebsd*
22415 2016-05-30 Jose E. Marchesi <jose.marchesi@oracle.com>
22417 * config.gcc (sparc*-*-*): Support cpu_32, cpu_64, tune_32 and
22419 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
22421 * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Add entries for
22422 cpu_32, cpu_64, tune_32 and tune_64.
22423 * config/sparc/sol2.h (OPTION_DEFAULT_SPECS): Likewise.
22425 2016-05-30 Uros Bizjak <ubizjak@gmail.com>
22427 * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
22429 2016-05-30 Andi Kleen <ak@linux.intel.com>
22431 * auto-profile.c (read_profile): Replace asserts with errors
22432 when file does not exist.
22433 * gcov-io.c (gcov_read_words): Dito.
22435 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
22437 * tree-cfg.c (print_loop): Print likely upper bounds.
22439 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
22441 * doc/invoke.texi (-fpeel-loops,-O3): Update documentation.
22442 * opts.c (default_options): Enable peel loops at -O3.
22443 * tree-ssa-loop-ivcanon.c (peeled_loops): New static var.
22444 (try_peel_loop): Do not re-peel already peeled loops;
22445 use likely upper bounds; fix profile updating.
22446 (pass_complete_unroll::execute): Initialize peeled_loops.
22448 2016-05-30 Martin Liska <mliska@suse.cz>
22450 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Scale
22451 computed costs by frequency of BB they belong to.
22452 (get_scaled_computation_cost_at): New function.
22454 2016-05-30 Alexander Monakov <amonakov@ispras.ru>
22455 Marc Glisse <marc.glisse@inria.fr>
22457 PR tree-optimization/71289
22458 * match.pd (-1 / B < A, A > -1 / B): New transformations.
22460 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
22462 * tree-vect-loop.c (vect_transform_loop): Update likely bounds.
22464 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
22466 * tree-ssa-loop-ivcanon.c (try_peel_loop): Correctly set wont_exit
22467 for peeled copies; avoid underflow when updating estimates; correctly
22468 scale loop profile.
22470 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
22472 * tree-ssa-reassoc.ci (swap_ops_for_binary_stmt): Fix typo from commit
22473 r236875. Corrected oe3 to oe2 as obvious.
22475 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
22477 PR middle-end/71269
22478 PR middle-end/71252
22479 * tree-ssa-reassoc.c (insert_stmt_before_use): Use find_insert_point so
22480 that inserted stmt will not dominate stmts that defines its operand.
22481 (rewrite_expr_tree): Add stmt_to_insert before adding the use stmt.
22482 (rewrite_expr_tree_parallel): Likewise.
22484 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
22486 PR middle-end/71252
22487 * tree-ssa-reassoc.c (swap_ops_for_binary_stmt): Fix swap such that
22488 all fields including stmt_to_insert are swapped.
22490 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
22492 * predict.h (force_edge_cold): Declare.
22493 * predict.c (force_edge_cold): New function.
22494 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Fix profile
22496 (canonicalize_loop_induction_variables): Fix formating.
22498 2016-05-30 Eric Botcazou <ebotcazou@adacore.com>
22500 * config/visium/visium.c (visium_split_double_add): Minor tweaks.
22501 (visium_expand_copysign): Use gen_int_mode directly.
22502 (visium_compute_frame_size): Minor tweaks.
22504 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
22506 * tree-vect-loop.c (vect_analyze_loop_2): Use
22507 likely_max_stmt_executions_int.
22509 2016-05-30 Tom de Vries <tom@codesourcery.com>
22511 PR tree-optimization/69067
22512 * graphite-isl-ast-to-gimple.c (get_def_bb_for_const): Remove assert.
22514 2016-05-29 Uros Bizjak <ubizjak@gmail.com>
22517 * config/i386/sync.md (define_peephole2 atomic_storedi_fpu):
22518 New peepholes to remove unneeded fild/fistp pairs.
22519 (define_peephole2 atomic_loaddi_fpu): Ditto.
22521 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
22523 * predict.c (maybe_hot_frequency_p): Avoid division.
22525 2016-05-28 Gerald Pfeifer <gerald@pfeifer.com>
22527 * doc/install.texi: Use https for shop.fsf.org.
22529 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
22531 * tree-ssa-loop-ivopts.c (estimated_stmt_executions_int): Use
22532 likely_max_stmt_executions_int.
22534 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
22536 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
22537 likely_max_stmt_executions_int.
22539 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
22541 * profile.c (compute_branch_probabilities): Do not report hitrates
22543 (branch_prob): Report hitrates here.
22544 * predict.c (gimple_predict_edge): Do not assert profile status;
22545 fix formatting issues.
22547 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
22549 * predict.c (edge_predicted_by_p): New function.
22550 (predict_paths_for_bb): Do not put multiple predictions of the same type
22553 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
22555 * tree-ssa-loop-niter.c (number_of_iterations_exit): Revert accidental
22558 2016-05-28 Alan Modra <amodra@gmail.com>
22560 * dominance.c (verify_dominators): Don't segfault on NULL imm_bb.
22562 2016-05-28 Alan Modra <amodra@gmail.com>
22564 PR rtl-optimization/71275
22565 * ira.c (ira): Free dominance info.
22567 2016-05-27 Gerald Pfeifer <gerald@pfeifer.com>
22569 * doc/sourcebuild.texi: New address for upstream Go repository.
22571 2016-05-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
22573 * config/arm/arm.h (TARGET_ARM_V6M): Remove.
22574 (TARGET_ARM_V7M): Likewise.
22576 2016-05-26 Jeff Law <law@redhat.com>
22578 * tree-ssa-threadedge.c: Remove include of tree-ssa-threadbackward.h.
22579 (thread_across_edge): Remove calls to find_jump_threads_backwards.
22580 * passes.def: Add jump threading passes before DOM/VRP.
22581 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Change
22582 argument to a basic block from an edge. Remove tests which are
22584 (pass_data_thread_jumps, class pass_thread_jumps): New.
22585 (pass_thread_jumps::gate, pass_thread_jumps::execute): New.
22586 (make_pass_thread_jumps): Likewise.
22587 * tree-pass.h (make_pass_thread_jumps): Declare.
22589 2016-05-27 Eric Botcazou <ebotcazou@adacore.com>
22591 * config/visium/visium-protos.h (split_double_move): Rename into...
22592 (visium_split_double_move): ...this.
22593 (visium_split_double_add): Declare.
22594 * config/visium/visium.c (split_double_move): Rename into...
22595 (visium_split_double_move): ...this.
22596 (visium_split_double_add): New function.
22597 (visium_expand_copysign): Renumber operands for consistency.
22598 * config/visium/visium.md (DImode move splitter): Adjust to renaming.
22599 (DFmode move splitter): Likewise.
22600 (*addi3_insn): Split by means of visium_split_double_add.
22601 (*adddi3_insn_flags): Delete.
22602 (*plus_plus_sltu<subst_arith>): New insn.
22603 (*subdi3_insn): Split by means of visium_split_double_add.
22604 (subdi3_insn_flags): Delete.
22605 (*minus_minus_sltu<subst_arith>): New insn.
22606 (*negdi2_insn): Split by means of visium_split_double_add.
22607 (*negdi2_insn_flags): Delete.
22609 2016-05-27 Ulrich Weigand <uweigand@de.ibm.com>
22611 * configure.ac: Treat a --with-headers option without argument
22612 the same as the default (i.e. consult sys-include directory).
22613 * configure: Regenerate.
22615 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22617 * config/aarch64/aarch64.c (aarch64_fusion_enabled_p): New function.
22618 * config/aarch64/aarch64-protos.h (aarch64_fusion_enabled_p): Declare
22620 * config/aarch64/aarch64-simd.md (aarch64_crypto_aes<aesmc_op>v16qi):
22621 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
22623 2016-05-27 Jiong Wang <jiong.wang@arm.com>
22626 * config/aarch64/aarch64.c (aarch64_expand_builtin_va_start): Honor
22627 tree-stdarg analysis results.
22628 (aarch64_setup_incoming_varargs): Likewise.
22630 2016-05-27 Jiong Wang <jiong.wang@arm.com>
22632 * config/aarch64/aarch64.c (aarch64_build_builtin_va_list): Initialize
22633 va_list_gpr_counter_field and va_list_fpr_counter_field.
22635 2016-05-27 Wilco Dijkstra <wdijkstr@arm.com>
22638 * config/aarch64/aarch64.h (CANNOT_CHANGE_MODE_CLASS): Remove.
22639 * config/aarch64/aarch64.c
22640 (aarch64_cannot_change_mode_class): Remove function.
22641 * config/aarch64/aarch64-protos.h
22642 (aarch64_cannot_change_mode_class): Remove.
22644 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
22646 * cfgloop.c (record_niter_bound): Record likely upper bounds.
22647 (likely_max_stmt_executions_int, get_likely_max_loop_iterations,
22648 get_likely_max_loop_iterations_int): New.
22649 * cfgloop.h (struct loop): Add nb_iterations_likely_upper_bound,
22650 any_likely_upper_bound.
22651 (get_likely_max_loop_iterations_int, get_likely_max_loop_iterations):
22653 * cfgloopmanip.c (copy_loop_info): Copy likely upper bounds.
22654 * loop-unroll.c (unroll_loop_constant_iterations): Update likely
22656 (unroll_loop_constant_iterations): Likewise.
22657 (unroll_loop_runtime_iterations): Likewise.
22658 * lto-streamer-in.c (input_cfg): Stream likely upper bounds.
22659 * lto-streamer-out.c (output_cfg): Likewise.
22660 * tree-ssa-loop-ivcanon.c (try_peel_loop): Update likely upper
22662 (canonicalize_loop_induction_variables): Dump likely upper bounds.
22663 * tree-ssa-loop-niter.c (record_estimate): Record likely upper bounds.
22664 (likely_max_loop_iterations): New.
22665 (likely_max_loop_iterations_int): New.
22666 (likely_max_stmt_executions): New.
22667 * tree-ssa-loop-niter.h (likely_max_loop_iterations,
22668 likely_max_loop_iterations_int, likely_max_stmt_executions_int,
22669 likely_max_stmt_executions): Declare.
22671 2016-05-27 Marek Polacek <polacek@redhat.com>
22673 PR middle-end/71308
22674 * gimple-fold.c (gimple_fold_call): Check that LHS is not null.
22676 2016-05-27 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22678 * config/s390/s390.md (2x risbg splitters): Use
22679 reg_overlap_mentioned_p instead of rtx_equal_p.
22681 2016-05-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
22683 * combine.c (make_compound_operation): Take known zero bits into
22684 account when checking for possible zero_extend.
22686 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22688 * config/aarch64/aarch64.md (ashl<mode>3, SHORT modes):
22689 Use const_int_operand for operand 2 predicate. Simplify expand code
22692 2016-05-27 Ilya Enkovich <ilya.enkovich@intel.com>
22694 PR middle-end/71279
22695 * fold-const.c (fold_ternary_loc): Don't fold VEC_COND_EXPR
22698 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22700 * config/aarch64/aarch64-modes.def (CC_ZESWP, CC_SESWP): Delete.
22701 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Remove condition
22702 that returns CC_SESWPmode and CC_ZESWPmode.
22703 (aarch64_get_condition_code_1): Remove handling of CC_SESWPmode
22705 (aarch64_rtx_costs): Likewise.
22707 2016-05-26 Michael Meissner <meissner@linux.vnet.ibm.com>
22709 * config/rs6000/rs6000.c (rs6000_emit_p9_fp_minmax): New function
22710 for ISA 3.0 min/max support.
22711 (rs6000_emit_p9_fp_cmove): New function for ISA 3.0 floating point
22712 conditional move support.
22713 (rs6000_emit_cmove): Call rs6000_emit_p9_fp_minmax and
22714 rs6000_emit_p9_fp_cmove if the ISA 3.0 instructions are
22716 * config/rs6000/rs6000.md (SFDF2): New iterator to allow doing
22717 conditional moves where the comparison type is different from move
22719 (fp_minmax): New code iterator for smin/smax.
22720 (minmax): New code attributes for min/max.
22721 (SMINMAX): Likewise.
22722 (smax<mode>3): Combine min, max insns into one insn using the
22723 fp_minmax code iterator. Add support for ISA 3.0 min/max
22724 instructions that don't need -ffast-math.
22725 (s<minmax><mode>3): Likewise.
22726 (smax<mode>3_vsx): Likewise.
22727 (smin<mode>3): Likewise.
22728 (s<minmax><mode>3_vsx): Likewise.
22729 (smin<mode>3_vsx): Likewise.
22730 (pre-VSX min/max splitters): Likewise.
22731 (s<minmax><mode>3_fpr): Likewise.
22732 (movsfcc): Rewrite floating point conditional moves to combine
22733 SFmode/DFmode into a single insn.
22734 (mov<mode>cc): Likewise.
22735 (movdfcc): Likewise.
22736 (fselsfsf4): Combine FSEL cases into a single insn, using SFDF and
22737 SFDF2 iterators to handle all combinations.
22738 (fseldfsf4): Likewise.
22739 (fsel<SFDF:mode><SFDF2:mode>4): Likewise.
22740 (fseldfdf4): Likewise.
22741 (fselsfdf4): Likewise.
22742 (mov<SFDF:mode><SFDF2:mode>cc_p9): Add support for the ISA 3.0
22743 comparison instructions that set a 0/-1 mask, and use it for
22744 floating point conditional move via XXSEL.
22745 (fpmask<mode>): Likewise.
22746 (xxsel<mode>): Likewise.
22747 * config/rs6000/predicates.md (min_max_operator): Delete, no
22749 (fpmask_comparison_operaton): New insn for ISA 3.0 comparison
22750 instructions that generate a 0/-1 mask for use with XXSEL.
22751 * config/rs6000/rs6000.h (TARGET_MINMAX_SF): New helper macros to
22752 say whether floating point min/max is available, either through
22753 FSEL, ISA 2.06 min/max, and ISA 3.0 min/max instrucitons.
22754 (TARGET_MINMAX_DF): Likewise.
22756 2016-05-27 Alan Modra <amodra@gmail.com>
22758 PR rtl-optimization/71275
22759 * ira.c (ira): Call loop_optimizer_init to set up bb_loop_depth
22760 for update_equiv_regs and combine_and_move_insns.
22762 2016-05-26 Uros Bizjak <ubizjak@gmail.com>
22764 * config/i386/i386.md (*movqi_internal) <attr "isa">: Use
22765 if_then_else or cond RTXes to calculate attribute value.
22766 * config/i386/mmx.md (*vec_extractv2sf_1) <attr "prefix_rep">: Ditto.
22767 <attr "length_immediate>: Ditto.
22768 (*vec_extractv2sf_1) <attr "length_immediate">: Ditto.
22769 * config/i386/sse.md (sse_loadlps) <attr "length_immediate">: Ditto.
22770 (*vec_concatv2sf_sse4_1) <attr "isa">: Ditto.
22771 <attr "type">: Ditto.
22772 <attr "prefix_data16">: Ditto.
22773 <attr "prefix_extra">: Ditto.
22774 <attr "length_immediate">: Ditto.
22775 <attr "prefix">: Ditto.
22776 (vec_set<mode>_0) <attr "isa">: Ditto.
22777 <attr "prefix_extra">: Ditto.
22778 <attr "length_immediate">: Ditto.
22779 <attr "prefix">: Ditto.
22780 (*vec_interleave_highv2df) <attr "prefix_data16">: Ditto.
22781 (*vec_interleave_lowv2df) <attr "prefix_data16">: Ditto.
22782 (sse2_storelpd) <attr "prefix_data16">: Ditto.
22783 (sse2_loadhpd) <attr "prefix_data16">: Ditto.
22784 (sse2_loadlpd) <attr "prefix_data16">: Ditto.
22785 <attr "length_immediate">: Ditto.
22786 <attr "prefix">: Ditto.
22787 (sse2_movsd) <attr "length_immediate">: Ditto.
22788 <attr "prefix">: Ditto.
22789 (vec_concatv2df) <attr "isa">: Ditto.
22790 <attr "prefix">: Ditto.
22791 (*vec_extractv4si) <attr "prefix_extra">: Ditto.
22792 (*vec_extractv2di_1) <attr "isa">: Ditto.
22793 <attr "type">: Ditto.
22794 <attr "length_immediate">: Ditto.
22795 <attr "prefix_rex">: Ditto.
22796 <attr "prefix_extra">: Ditto.
22797 (*vec_concatv2si_sse4_1) <attr "type">: Ditto.
22798 <attr "prefix_extra">: Ditto.
22799 <attr "length_immediate">: Ditto.
22800 (vec_concatv2di) <attr "isa">: Ditto.
22801 <attr "prefix_extra">: Ditto.
22802 <attr "length_immediate">: Ditto.
22803 <attr "prefix">: Ditto.
22805 2016-05-26 Martin Liska <mliska@suse.cz>
22807 * tree-ssa-loop-ivopts.c (comp_cost::infinite_cost_p): New
22809 (operator+): Likewise.
22810 (operator-): Likewise.
22811 (comp_cost::operator+=): Likewise.
22812 (comp_cost::operator-=): Likewise.
22813 (comp_cost::operator/=): Likewise.
22814 (comp_cost::operator*=): Likewise.
22815 (operator<): Likewise.
22816 (operator==): Likewise.
22817 (operator<=): Likewise.
22818 (new_cost): Remove.
22819 (infinite_cost_p): Likewise.
22820 (add_costs): Likewise.
22821 (sub_costs): Likewise.
22822 (compare_costs): Likewise.
22823 (set_group_iv_cost): Use the newly introduced functions.
22824 (get_address_cost): Likewise.
22825 (get_shiftadd_cost): Likewise.
22826 (force_expr_to_var_cost): Likewise.
22827 (split_address_cost): Likewise.
22828 (ptr_difference_cost): Likewise.
22829 (difference_cost): Likewise.
22830 (get_computation_cost_at): Likewise.
22831 (determine_group_iv_cost_generic): Likewise.
22832 (determine_group_iv_cost_address): Likewise.
22833 (determine_group_iv_cost_cond): Likewise.
22834 (autoinc_possible_for_pair): Likewise.
22835 (determine_group_iv_costs): Likewise.
22836 (cheaper_cost_pair): Likewise.
22837 (iv_ca_recount_cost): Likewise.
22838 (iv_ca_set_no_cp): Likewise.
22839 (iv_ca_set_cp): Likewise.
22840 (iv_ca_cost): Likewise.
22841 (iv_ca_new): Likewise.
22842 (iv_ca_dump): Likewise.
22843 (iv_ca_narrow): Likewise.
22844 (iv_ca_prune): Likewise.
22845 (iv_ca_replace): Likewise.
22846 (try_add_cand_for): Likewise.
22847 (try_improve_iv_set): Likewise.
22848 (find_optimal_iv_set): Likewise.
22850 2016-05-26 Richard Sandiford <richard.sandiford@arm.com>
22852 * tree-ssa-loop-ivopts.c (loop_body_includes_call): Don't assume
22853 that internal functions will clobber all caller-saved registers.
22855 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
22857 * config/aarch64/aarch64.c (aarch64_case_values_threshold):
22858 Return a better case_values_threshold when optimizing.
22860 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
22862 * config/aarch64/aarch64-simd.md (aarch64_combinez):
22863 Add ? to integer variant.
22864 (aarch64_combinez_be): Likewise.
22866 2016-05-26 Jakub Jelinek <jakub@redhat.com>
22868 * config/i386/sse.md (*vcvtps2ph_store<mask_name>): Use v constraint
22869 instead of x constraint.
22870 (vcvtps2ph256<mask_name>): Likewise.
22872 * config/i386/sse.md (*ssse3_palignr<mode>_perm): Add avx512bw
22873 alternative. Formatting fix.
22875 * config/i386/sse.md
22876 (<mask_codefor>avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Rename
22878 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>): ... this.
22879 (*avx_vperm_broadcast_v4sf): Use v constraint instead of x. Use
22880 maybe_evex prefix instead of vex.
22881 (*avx_vperm_broadcast_<mode>): Use v constraint instead of x. Handle
22882 EXT_REX_SSE_REG_P (op0) case in the splitter.
22884 2016-05-25 Jeff Law <law@redhat.com>
22886 PR tree-optimization/71272
22887 * tree-ssa-threadbackward.c (convert_and_register_jump_thread_path):
22888 Update comments. Add test for empty path.
22890 2016-05-25 Bill Seurer <seurer@linux.vnet.ibm.com>
22892 * config/rs6000/altivec.h (vec_cmpne): Add #define for vec_cmpne.
22893 * config/rs6000/rs6000-builtin.def (vec_cmpne): Add vec_cmpne as a
22894 special case builtin.
22895 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
22896 code for ALTIVEC_BUILTIN_VEC_CMPNE.
22897 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
22898 for __builtin_vec_cmpne.
22900 2016-05-25 Eric Botcazou <ebotcazou@adacore.com>
22902 * tree-ssa-phiopt.c (factor_out_conditional_conversion): Remove
22903 redundant test and bail out if the type of the new operand is not
22904 a GIMPLE register type after stripping a VIEW_CONVERT_EXPR.
22906 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
22908 * config/i386/i386.opt (ix86_target_flags_explicit): Remove.
22909 (x_ix86_target_flags_explicit): Remove.
22910 * config/i386/i386.c (ix86_function_specific_save): Do not copy
22911 x_ix86_target_flags_explicit.
22912 (ix86_function_specific_restore): Ditto.
22914 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
22915 H.J. Lu <hongjiu.lu@intel.com>
22918 * common/config/i386/i386-common.c
22919 (OPTION_MASK_ISA_GENERAL_REGS_ONLY_UNSET): New.
22920 (ix86_handle_option) <case OPT_mgeneral_regs_only>: Disable
22921 MPX, MMX, SSE and x87 instructions for -mgeneral-regs-only.
22922 * config/i386/i386.opt (ix86_target_flags): Add new Variable.
22923 (-mgeneral-regs-only): Add new option.
22924 * config/i386/i386.c (ix86_option_override_internal): Don't enable
22925 x87 instructions if only general registers are allowed.
22926 (ix86_target_string): Add ix86_flags argument. Handle additional
22927 flags options through ix86_flags argument. Update all callers.
22928 * doc/invoke.texi (x86 Options): Document -mgeneral-regs-only.
22930 2016-05-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22932 PR rtl-optimization/66940
22933 * ifcvt.c (noce_get_alt_condition): Check that incrementing or
22934 decrementing desired_val will not overflow before performing these
22937 2016-05-25 Ilya Verbin <ilya.verbin@intel.com>
22939 * config/i386/i386-builtin-types.def: Add V16SI_FTYPE_V16SF,
22940 V8DF_FTYPE_V8DF_ROUND, V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND.
22941 * config/i386/i386.c (enum ix86_builtins): Add
22942 IX86_BUILTIN_CVTPS2DQ512_MASK, IX86_BUILTIN_FLOORPS512,
22943 IX86_BUILTIN_FLOORPD512, IX86_BUILTIN_CEILPS512, IX86_BUILTIN_CEILPD512,
22944 IX86_BUILTIN_TRUNCPS512, IX86_BUILTIN_TRUNCPD512,
22945 IX86_BUILTIN_CVTPS2DQ512, IX86_BUILTIN_VEC_PACK_SFIX512,
22946 IX86_BUILTIN_FLOORPS_SFIX512, IX86_BUILTIN_CEILPS_SFIX512,
22947 IX86_BUILTIN_ROUNDPS_AZ_SFIX512.
22948 (builtin_description bdesc_args): Add __builtin_ia32_floorps512,
22949 __builtin_ia32_ceilps512, __builtin_ia32_truncps512,
22950 __builtin_ia32_floorpd512, __builtin_ia32_ceilpd512,
22951 __builtin_ia32_truncpd512, __builtin_ia32_cvtps2dq512,
22952 __builtin_ia32_vec_pack_sfix512, __builtin_ia32_roundps_az_sfix512,
22953 __builtin_ia32_floorps_sfix512, __builtin_ia32_ceilps_sfix512.
22954 Change IX86_BUILTIN_CVTPS2DQ512 to IX86_BUILTIN_CVTPS2DQ512_MASK for
22955 __builtin_ia32_cvtps2dq512_mask.
22956 (ix86_expand_args_builtin): Handle V8DF_FTYPE_V8DF_ROUND,
22957 V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF.
22958 (ix86_builtin_vectorized_function): Handle builtins mentioned above.
22959 * config/i386/sse.md
22960 (<mask_codefor>avx512f_fix_notruncv16sfv16si<mask_name><round_name>):
22962 (avx512f_fix_notruncv16sfv16si<mask_name><round_name>): ... this.
22963 (<mask_codefor>avx512f_cvtpd2dq512<mask_name><round_name>): Rename
22965 (avx512f_cvtpd2dq512<mask_name><round_name>): ... this.
22966 (avx512f_vec_pack_sfix_v8df): New define_expand.
22967 (avx512f_roundpd512): Rename to ...
22968 (avx512f_round<castmode>512): ... this. Change iterator.
22969 (avx512f_roundps512_sfix): New define_expand.
22970 (round<mode>2_sfix): Change iterator.
22972 2016-05-25 Nick Clifton <nickc@redhat.com>
22974 * config/msp430/msp430.c (msp430_attr): Produce an error if a
22975 static interrupt handler is detected.
22976 * config/msp430/msp430.h (LIB_SPEC): Do not use msp430.ld as the
22977 default linker script.
22978 * config/msp430/msp430.md (movpsihi2_lo): New pattern for loading
22979 the low part of a symbolic pointer.
22981 2016-05-25 Richard Biener <rguenther@suse.de>
22983 PR tree-optimization/71261
22984 * tree-if-conv.c (ifcvt_split_def_stmt): Walk uses on the
22985 interesting stmt instead of immediate uses when looking
22986 for the use operand to replace.
22988 2016-05-25 Martin Liska <mliska@suse.cz>
22990 * ipa-inline.c (edge_badness): Use 'w/' instead of 'w'.
22992 2016-05-25 Richard Biener <rguenther@suse.de>
22994 PR tree-optimization/71264
22995 * tree-vect-stmts.c (vect_init_vector): Properly deal with
22998 2016-05-25 Martin Liska <mliska@suse.cz>
23000 PR tree-optimization/71239
23001 * tree.c (array_at_struct_end_p): Do not call operand_equal_p
23002 if DECL_SIZE is NULL.
23004 2016-05-25 Richard Biener <rguenther@suse.de>
23006 * timevar.def (TV_TREE_LOOP_IFCVT): Add.
23007 * tree-if-conv.c (pass_data_if_conversion): Use it.
23009 2016-05-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
23011 * cgraph.c (cgraph_node::get_availability): Fix typo in comment.
23012 * symtab.c (symtab_node::binds_to_current_def_p): Likewise.
23013 * varpool.c (varpool_node::get_availability): Likewise.
23015 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
23017 * config/rs6000/altivec.md (VNEG iterator): New iterator for
23018 VNEGW/VNEGD instructions.
23019 (p9_neg<mode>2): New insns for ISA 3.0 VNEGW/VNEGD.
23020 (neg<mode>2): Add expander for V2DImode added in ISA 2.07, and
23021 support for ISA 3.0 VNEGW/VNEGD instructions.
23023 2016-05-24 Cesar Philippidis <cesar@codesourcery.com>
23025 * gimplify.c (omp_notice_variable): Use zero-length arrays for data
23026 pointers inside OACC_DATA regions.
23027 (gimplify_scan_omp_clauses): Prune firstprivate clause associated
23028 with OACC_DATA, OACC_ENTER_DATA and OACC_EXIT data regions.
23029 (gimplify_adjust_omp_clauses): Fix typo in comment.
23031 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
23033 * config/rs6000/altivec.md (VParity): New mode iterator for vector
23034 parity built-in functions.
23035 (p9v_ctz<mode>2): Add support for ISA 3.0 vector count trailing
23037 (p9v_parity<mode>2): Likewise.
23038 * config/rs6000/vector.md (VEC_IP): New mode iterator for vector
23040 (ctz<mode>2): ISA 3.0 expander for vector count trailing zeros.
23041 (parity<mode>2): ISA 3.0 expander for vector parity.
23042 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_1): New macros for
23044 (BU_P9_64BIT_MISC_0): Likewise.
23045 (BU_P9_MISC_0): Likewise.
23046 (BU_P9V_AV_1): Likewise.
23047 (BU_P9V_AV_2): Likewise.
23048 (BU_P9V_AV_3): Likewise.
23049 (BU_P9V_AV_P): Likewise.
23050 (BU_P9V_VSX_1): Likewise.
23051 (BU_P9V_OVERLOAD_1): Likewise.
23052 (BU_P9V_OVERLOAD_2): Likewise.
23053 (BU_P9V_OVERLOAD_3): Likewise.
23054 (VCTZB): Add vector count trailing zeros support.
23058 (VPRTYBD): Add vector parity support.
23059 (VPRTYBQ): Likewise.
23060 (VPRTYBW): Likewise.
23061 (VCTZ): Add overloaded vector count trailing zeros support.
23062 (VPRTYB): Add overloaded vector parity support.
23063 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
23064 overloaded vector count trailing zeros and parity instructions.
23065 * config/rs6000/rs6000.md (wd mode attribute): Add V1TI and TI for
23066 vector parity support.
23067 * config/rs6000/altivec.h (vec_vctz): Add ISA 3.0 vector count
23068 trailing zeros support.
23069 (vec_cntlz): Likewise.
23070 (vec_vctzb): Likewise.
23071 (vec_vctzd): Likewise.
23072 (vec_vctzh): Likewise.
23073 (vec_vctzw): Likewise.
23074 (vec_vprtyb): Add ISA 3.0 vector parity support.
23075 (vec_vprtybd): Likewise.
23076 (vec_vprtybw): Likewise.
23077 (vec_vprtybq): Likewise.
23078 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
23079 the ISA 3.0 vector count trailing zeros and vector parity built-in
23082 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
23084 * tree-ssa-reassoc.c (sort_by_operand_rank): Skip checking gimple_bb
23085 when there is stmt_to_insert.
23087 2016-05-24 Martin Sebor <msebor@redhat.com>
23090 * tree.h (complete_or_array_type_p): New inline function.
23092 2016-05-24 Jakub Jelinek <jakub@redhat.com>
23094 * config/i386/i386.h (TARGET_AVOID_4BYTE_PREFIXES): Define.
23095 * config/i386/constraints.md (Yr): Test TARGET_AVOID_4BYTE_PREFIXES
23096 rather than X86_TUNE_AVOID_4BYTE_PREFIXES.
23098 * config/i386/sse.md (<sse4_1>_round<ssemodesuffix><avxsizesuffix>):
23099 Limit 1st alternative to noavx isa, split 2nd alternative into one
23100 noavx and one avx alternative, use *x and Bm in the former and
23101 x and m in the latter.
23103 * config/i386/sse.md (vec_set<mode>_0): Use sse4_noavx isa instead
23104 of sse4 for the first alternative, drop %v from the template
23105 and d operand modifier. Split second alternative into one sse4_noavx
23106 and one avx alternative, use *x instead of *v in the former and v
23107 instead of *v in the latter.
23108 (*sse4_1_extractps): Use noavx isa instead of * for the first
23109 alternative, drop %v from the template. Split second alternative into
23110 one noavx and one avx alternative, use *x instead of *v in the
23111 former and v instead of *v in the latter.
23112 (<vi8_sse4_1_avx2_avx512>_movntdqa): Guard the first 2 alternatives
23113 with noavx and the last one with avx.
23114 (sse4_1_phminposuw): Guard first alternative with noavx isa,
23115 split the second one into one noavx and one avx alternative,
23116 use *x and Bm in the former and x and m in the latter one.
23117 (<sse4_1>_ptest<mode>): Use noavx instead of * for the first two
23120 * config/i386/sse.md (sse4_1_<code>v8qiv8hi2<mask_name>): Limit
23121 first two alternatives to noavx, use *x instead of *v in the second
23122 one, add avx alternative without *.
23123 (sse4_1_<code>v4qiv4si2<mask_name>, sse4_1_<code>v4hiv4si2<mask_name>,
23124 sse4_1_<code>v2qiv2di2<mask_name>, sse4_1_<code>v2hiv2di2<mask_name>,
23125 sse4_1_<code>v2siv2di2<mask_name>): Likewise.
23127 2016-05-24 Jeff Law <law@redhat.com>
23129 * tree-ssa-threadbackwards.c (convert_and_register_jump_thread_path):
23130 New function, extracted from...
23131 (fsm_find_control_statement_thread_paths): Here. Use the new function.
23132 Allow simple copies and constant initializations in the SSA chain.
23134 2016-05-24 Marek Polacek <polacek@redhat.com>
23137 * gimplify.c (gimplify_switch_expr): Look into the innermost lexical
23140 2016-05-24 Jakub Jelinek <jakub@redhat.com>
23143 * tree-vect-stmts.c (vectorizable_simd_clone_call): Handle
23144 SIMD_CLONE_ARG_TYPE_LINEAR_REF_CONSTANT_STEP like
23145 SIMD_CLONE_ARG_TYPE_LINEAR_CONSTANT_STEP. Add
23146 SIMD_CLONE_ARG_TYPE_LINEAR_VAL_CONSTANT_STEP and
23147 SIMD_CLONE_ARG_TYPE_LINEAR_UVAL_CONSTANT_STEP cases explicitly.
23149 2016-05-24 Richard Biener <rguenther@suse.de>
23151 PR tree-optimization/71240
23152 * tree-ssa-math-opts.c (init_symbolic_number): Verify the source
23155 2016-05-24 Richard Biener <rguenther@suse.de>
23157 PR tree-optimization/71230
23158 * tree-ssa-reassoc.c (zero_one_operation): Handle negate special ops.
23160 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
23162 * tree-vectorizer.h (vectorizable_comparison): Delete.
23163 * tree-vect-loop.c (vectorizable_reduction): Remove redundant
23164 PURE_SLP_STMT check.
23165 * tree-vect-stmts.c (vectorizable_call): Likewise.
23166 (vectorizable_simd_clone_call): Likewise.
23167 (vectorizable_conversion): Likewise.
23168 (vectorizable_assignment): Likewise.
23169 (vectorizable_shift): Likewise.
23170 (vectorizable_operation): Likewise.
23171 (vectorizable_load): Likewise.
23172 (vectorizable_condition): Likewise.
23173 (vectorizable_store): Likewise. Assert that we don't have
23175 (vectorizable_comparison): Make static. Remove redundant
23176 PURE_SLP_STMT check.
23177 (vect_transform_stmt): Assert that we always have an slp_node
23180 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23182 * config/arm/neon.md (ashldi3_neon): Replace comparison of INTVAL of
23183 operands[2] against 1 with comparison against CONST1_RTX.
23184 (<shift>di3_neon): Likewise.
23185 * config/arm/predicates.md (const0_operand): Replace with comparison
23186 against CONST0_RTX.
23188 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23190 * config/arm/arm.md (ashldi3): Replace comparison of INTVAL of
23191 operands[2] against 1 with comparison against CONST1_RTX.
23192 (ashrdi3): Likewise.
23193 (lshrdi3): Likewise.
23194 (ashlsi3): Replace cast of INTVAL to unsigned HOST_WIDE_INT with
23196 (ashrsi3): Likewise.
23197 (lshrsi3): Likewise.
23198 (rotrsi3): Likewise.
23199 (define_split above *compareqi_eq0): Likewise.
23200 (define_split above "prologue"): Likewise.
23201 * config/arm/arm.c (thumb1_size_rtx_costs): Likewise.
23202 * config/arm/predicates.md (shift_operator): Likewise.
23203 (shift_nomul_operator): Likewise.
23204 (sat_shift_operator): Likewise.
23205 (thumb1_cmp_operand): Likewise.
23206 (const_neon_scalar_shift_amount_operand): Replace manual range
23207 check with IN_RANGE.
23208 * config/arm/thumb1.md (define_peephole2 above *thumb_subdi3):
23209 Replace cast of INTVAL to unsigned HOST_WIDE_INT with UINTVAL.
23211 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23213 * config/arm/arm.md (andsi3): Replace cast of 1 to HOST_WIDE_INT
23214 with HOST_WIDE_INT_1.
23216 * config/arm/arm.c (optimal_immediate_sequence): Replace cast of
23217 1 to unsigned HOST_WIDE_INT with HOST_WIDE_INT_1U.
23218 (arm_canonicalize_comparison): Likewise.
23219 (thumb1_rtx_costs): Replace cast of 1 to HOST_WIDE_INT with
23221 (thumb1_size_rtx_costs): Likewise.
23222 (vfp_const_double_index): Replace cast of 1 to unsigned
23223 HOST_WIDE_INT with HOST_WIDE_INT_1U.
23224 (get_jump_table_size): Replace cast of 1 to HOST_WIDE_INT with
23226 (arm_asan_shadow_offset): Replace cast of 1 to unsigned
23227 HOST_WIDE_INT with HOST_WIDE_INT_1U.
23228 * config/arm/neon.md (vec_set<mode>): Replace cast of 1 to
23229 HOST_WIDE_INT with HOST_WIDE_INT_1.
23231 2016-05-24 Marek Polacek <polacek@redhat.com>
23233 * tree-cfg.h (should_remove_lhs_p): New predicate.
23234 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Use it.
23235 * gimplify.c (gimplify_modify_expr): Likewise.
23236 * tree-cfg.c (verify_gimple_call): Likewise.
23237 * tree-cfgcleanup.c (fixup_noreturn_call): Likewise.
23238 * gimple-fold.c: Include "tree-cfg.h".
23239 (gimple_fold_call): Use should_remove_lhs_p.
23241 2016-05-24 Richard Biener <rguenther@suse.de>
23243 PR tree-optimization/71253
23244 * cfganal.h (control_dependences): Make robust against edge
23246 (control_dependences::control_dependences): Remove edge_list argument.
23247 (control_dependences::get_edge): Remove.
23248 (control_dependences::get_edge_src): Add.
23249 (control_dependences::get_edge_dest): Likewise.
23250 (control_dependences::m_el): Make a vector of edge src/dest index.
23251 * cfganal.c (control_dependences::find_control_dependence): Adjust.
23252 (control_dependences::control_dependences): Likewise.
23253 (control_dependences::~control_dependence): Likewise.
23254 (control_dependences::get_edge): Remove.
23255 (control_dependences::get_edge_src): Add.
23256 (control_dependences::get_edge_dest): Likewise.
23257 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Use
23259 (perform_tree_ssa_dce): Adjust.
23260 * tree-loop-distribution.c (create_edge_for_control_dependence): Use
23262 (pass_loop_distribution::execute): Adjust. Do loop destroying
23263 conditional on changed.
23265 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23268 * config/arm/arm.c (gen_operands_ldrd_strd): Remove bogus early
23269 return. Reindent transformation comment and mention the ARM state
23272 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
23274 PR middle-end/71252
23275 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Add stmt_to_insert
23276 after build_and_add_sum creates new use stmt.
23278 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
23280 * tree-vect-stmts.c (vectorizable_load): Reorder checks so that
23281 load_lanes/grouped_load classification comes first. Don't check
23282 whether the vectorization factor is a multiple of the group size
23285 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
23287 * tree-vect-data-refs.c (vect_analyze_group_access_1): Set
23288 GROUP_GAP for single-element interleaving.
23289 * tree-vect-stmts.c (vectorizable_load): Remove force_peeling
23292 2016-05-24 Richard Biener <rguenther@suse.de>
23294 PR middle-end/70434
23296 * tree-ssa.c (non_rewritable_mem_ref_base): Make sure to mark
23297 bases which are accessed with non-invariant indices.
23298 * gimple-fold.c (maybe_canonicalize_mem_ref_addr): Re-write
23299 constant index ARRAY_REFs of vectors into BIT_FIELD_REFs.
23301 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
23303 PR middle-end/71170
23304 * tree-ssa-reassoc.c (struct operand_entry): Add field stmt_to_insert.
23305 (add_to_ops_vec): Add stmt_to_insert.
23306 (add_repeat_to_ops_vec): Init stmt_to_insert.
23307 (insert_stmt_before_use): New.
23308 (transform_add_to_multiply): Remove mult_stmt insertion and add it
23310 (get_ops): Init stmt_to_insert.
23311 (maybe_optimize_range_tests): Likewise.
23312 (rewrite_expr_tree): Insert stmt_to_insert before use stmt.
23313 (rewrite_expr_tree_parallel): Likewise.
23314 (reassociate_bb): Likewise.
23316 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
23319 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal): Drop
23320 ISA 3.0 xxperm fusion alternative.
23321 (altivec_vperm_v8hiv16qi): Likewise.
23322 (altivec_vperm_<mode>_uns_internal): Likewise.
23323 (vperm_v8hiv4si): Likewise.
23324 (vperm_v16qiv8hi): Likewise.
23326 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
23327 Kelvin Nilsen <kelvin@gcc.gnu.org>
23329 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Generate
23330 vpermr/xxpermr on ISA 3.0.
23331 (altivec_expand_vec_perm_le): Likewise.
23332 * config/rs6000/altivec.md (UNSPEC_VPERMR): New unspec.
23333 (altivec_vpermr_<mode>_internal): Add VPERMR/XXPERMR support for
23336 2016-05-23 Uros Bizjak <ubizjak@gmail.com>
23338 * config/i386/i386.h (IS_STACK_MODE): Enable for
23339 TARGET_MIX_SSE_I387. Rewrite using X87_FLOAT_MODE_P and
23340 SSE_FLOAT_MODE_P macros.
23341 * config/i386/i386.c (ix86_preferred_reload_class): Use
23342 IS_STACK_MODE, INTEGER_CLASS_P, FLOAT_CLASS_P and Q_CLASS_P macros.
23343 Cleanup regclass processing for CONST_DOUBLE_P.
23344 (ix86_preferred_output_reload_class): Use IS_STACK_MODE macro.
23345 (ix86_rtx_costs): Remove redundant TARGET_80387 check
23346 with IS_STACK_MODE macro.
23347 * config/i386/i386.md: Replace SSE_FLOAT_MODE_P (DFmode)
23349 (*movdf_internal): Use IS_STACK_MODE macro.
23350 (*movsf_internal): Ditto.
23352 2016-05-23 Marc Glisse <marc.glisse@inria.fr>
23354 * match.pd (a * (1 << b), ~x & ~y, ~X ^ ~Y, (X ^ Y) ^ Y, ~ (-A),
23355 ~ (A - 1), ~(~X >> Y), ~(~X >>r Y)): Relax constraints.
23357 2016-05-23 Jeff Law <law@redhat.com>
23359 * tree-ssa-threadbackward.c (profitable_jump_thread_path): New function
23361 (fsm_find_control_statement_thread_paths): Call it.
23363 2016-05-23 Martin Jambor <mjambor@suse.cz>
23366 * ipa-cp.c (ipa_get_indirect_edge_target_1): Only check value of
23367 from_global_constant if t is not NULL.
23369 2016-05-23 Marek Polacek <polacek@redhat.com>
23372 * common.opt (Wswitch-unreachable): New option.
23373 * doc/invoke.texi: Document -Wswitch-unreachable.
23374 * gimplify.c (gimplify_switch_expr): Implement the -Wswitch-unreachable
23377 2016-05-23 Bin Cheng <bin.cheng@arm.com>
23379 * tree-ssa-address.c (copy_ref_info): Check NULL TMR_STEP when
23380 TMR_INDEX is non-NULL.
23382 2016-05-23 Richard Biener <rguenther@suse.de>
23384 PR tree-optimization/71230
23385 * tree-ssa-reassoc.c (acceptable_pow_call): Move initial condition...
23386 (try_special_add_to_ops): ... here. Always test for single-use.
23388 2016-05-23 Martin Jambor <mjambor@suse.cz>
23390 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Create an empty
23391 default block if a PHI node in the original one would be resized.
23393 2016-05-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
23395 PR tree-optimization/58135
23396 * tree-vect-slp.c: When group size is not multiple
23397 of vector size, allow splitting of store group at
23400 2016-05-23 Christophe Lyon <christophe.lyon@linaro.org>
23402 * config/arm/arm_neon.h (vtst_p16, vtstq_p16): New.
23404 2016-05-22 Jakub Jelinek <jakub@redhat.com>
23406 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
23407 vec_set_hi_<mode><mask_name>): Add && <mask_avx512dq_condition>
23408 condition. For !TARGET_AVX512DQ, emit 32x4 instruction instead
23411 * config/i386/sse.md (vec_set_lo_v16hi, vec_set_hi_v16hi,
23412 vec_set_lo_v32qi, vec_set_hi_v32qi): Add alternative with
23413 v constraint instead of x and vinserti32x4 insn.
23415 * config/i386/sse.md (i128vldq): New mode iterator.
23416 (avx2_vbroadcasti128_<mode>, avx_vbroadcastf128_<mode>): Add
23417 avx512dq and avx512vl alternatives.
23419 * config/i386/sse.md (avx2_vec_dupv4df): Use v instead of x
23420 constraint, use maybe_evex prefix instead of vex.
23421 (vec_dupv4sf): Use v constraint instead of x for output
23422 operand except for noavx alternative, use Yv constraint
23423 instead of x for input. Use maybe_evex prefix instead of vex.
23424 (*vec_dupv4si): Likewise.
23425 (*vec_dupv2di): Likewise.
23427 2016-05-22 Kugan Vivekanandarajah <kuganv@linaro.org>
23429 PR middle-end/40921
23430 * tree-ssa-reassoc.c (try_special_add_to_ops): New.
23431 (linearize_expr_tree): Call try_special_add_to_ops.
23432 (reassociate_bb): Convert MULT_EXPR by (-1) to NEGATE_EXPR.
23434 2016-05-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
23436 * config/avr/avr.c (avr_expand_prologue): Add INCOMING_FRAME_SP_OFFSET
23437 to computed stack_usage.
23439 2016-05-21 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
23442 * config/avr/avr.md (define_expand "mov<mode>"): If the source
23443 operand is subreg (symbol_ref) then move the symbol ref to register.
23445 2016-05-21 Jan Hubicka <hubicka@ucw.cz>
23447 * tree.c (array_at_struct_end_p): Look through MEM_REF.
23449 2016-05-21 Kugan Vivekanandarajah <kuganv@linaro.org>
23451 PR middle-end/71179
23452 * tree-ssa-reassoc.c (transform_add_to_multiply): Disallow float
23455 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
23457 * tree-vrp.c (compare_values_warnv): Simplify handling of symbolic
23458 ranges by calling get_single_symbol and tidy up. Look more closely
23459 into NAME + CST1 vs CST2 comparisons if type overflow is undefined.
23461 2016-05-20 Jeff Law <law@redhat.com>
23463 * bitmap.c (bitmap_find_bit): Remove useless test.
23465 2016-05-20 Segher Boessenkool <segher@kernel.crashing.org>
23467 * function.c (thread_prologue_and_epilogue_insns): Commit the
23468 insertion of the epilogue.
23470 2016-05-20 Martin Jambor <mjambor@suse.cz>
23472 PR tree-optimization/70884
23473 * tree-sra.c (initialize_constant_pool_replacements): Do not check
23474 should_scalarize_away_bitmap and cannot_scalarize_away_bitmap bits.
23475 (sort_and_splice_var_accesses): Do not consider multiple scalar reads
23476 of constant pool data as a reason for scalarization.
23478 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
23480 * config/arm/arm.c (arm_expand_prologue): Set the stack usage to 0
23481 for naked functions.
23482 (thumb1_expand_prologue): Likewise.
23484 2016-05-20 Nathan Sidwell <nathan@acm.org>
23486 * config/nvptx/nptx.c (nvptx_option_override): Only set
23487 flag_toplevel_reorder, if not explicitly specified. Set
23488 flag_no_common, unless explicitly specified.
23490 2016-05-20 David Malcolm <dmalcolm@redhat.com>
23492 * calls.c (can_implement_as_sibling_call_p): Mark param
23493 reg_parm_stack_space with ATTRIBUTE_UNUSED.
23495 2016-05-20 Uros Bizjak <ubizjak@gmail.com>
23497 * config/i386/i386.c (ix86_rtx_costs) <case CONST_DOUBLE>:
23498 Use IS_STACK_MODE when calculating cost of standard 80387 constants.
23499 Fallthru to CONST_VECTOR case to calculate cost of standard SSE
23501 <case CONST_WIDE_INT>: Calculate cost of (MEM (SYMBOL_REF)).
23502 (ix86_legitimate_constant_p): Use CASE_CONST_SCALAR_INT
23503 and CASE_CONST_ANY.
23505 2016-05-20 Cesar Philippidis <cesar@codesourcery.com>
23507 * config/nvptx/nvptx.md (sincossf3): New pattern.
23509 2016-05-20 David Malcolm <dmalcolm@redhat.com>
23511 * calls.c (maybe_complain_about_tail_call): New function.
23512 (initialize_argument_information): Call
23513 maybe_complain_about_tail_call when clearing *may_tailcall.
23514 (can_implement_as_sibling_call_p): Call
23515 maybe_complain_about_tail_call when returning false.
23516 (expand_call): Read CALL_EXPR_MUST_TAIL_CALL and, if set,
23517 ensure try_tail_call is set. Call maybe_complain_about_tail_call
23518 if tail-call optimization fails.
23519 * cfgexpand.c (expand_call_stmt): Initialize
23520 CALL_EXPR_MUST_TAIL_CALL from gimple_call_must_tail_p.
23521 * gimple-pretty-print.c (dump_gimple_call): Dump
23522 gimple_call_must_tail_p.
23523 * gimple.c (gimple_build_call_from_tree): Call
23524 gimple_call_set_must_tail with the value of
23525 CALL_EXPR_MUST_TAIL_CALL.
23526 * gimple.h (enum gf_mask): Add GF_CALL_MUST_TAIL_CALL.
23527 (gimple_call_set_must_tail): New function.
23528 (gimple_call_must_tail_p): New function.
23529 * print-tree.c (print_node): Update printing of TREE_STATIC
23530 to reflect its use for CALL_EXPR_MUST_TAIL_CALL.
23531 * tree-core.h (struct tree_base): Add MUST_TAIL_CALL to the
23532 trailing comment listing applicable flags.
23533 * tree.h (CALL_EXPR_MUST_TAIL_CALL): New macro.
23535 2016-05-20 David Malcolm <dmalcolm@redhat.com>
23537 * calls.c (expand_call): Move "Rest of purposes for tail call
23538 optimizations to fail" to...
23539 (can_implement_as_sibling_call_p): ...this new function, and
23540 split into multiple "if" statements.
23542 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
23544 * cfgloop.h (expected_loop_iterations_unbounded,
23545 expected_loop_iterations): Unconstify.
23546 * cfgloopanal.c (expected_loop_iterations_unbounded): Sanity check the
23547 profile with known upper bound; return 3 when profile is absent.
23548 (expected_loop_iterations): Update.
23550 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
23552 * loop-doloop.c (doloop_optimize): Use get_estimated_loop_iterations_int
23553 and get_max_loop_iterations_int.
23555 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
23557 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can not produce
23558 realistic upper bounds here.
23560 2016-05-20 Jakub Jelinek <jakub@redhat.com>
23563 * gimple-fold.c (gimple_fold_call): Do not remove lhs of noreturn
23564 calls if the LHS is variable length or has addressable type.
23565 If targets[0]->decl is a noreturn call with void return type and
23566 zero arguments, adjust fntype and remove lhs in that case.
23568 2016-05-20 Marc Glisse <marc.glisse@inria.fr>
23570 PR tree-optimization/71079
23571 PR tree-optimization/71206
23572 * match.pd ((X ^ Y) ^ (X ^ Z)): Convert the arguments.
23574 2016-05-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
23576 * tree-vectorizer.c (get_vec_alignment_for_decl): New static function.
23577 (get_vec_alignment_for_array_decl): Likewise.
23578 (get_vec_alignment_for_record_decl): Likewise.
23579 (increase_alignment::execute): Move code to find alignment to
23580 get_vec_alignment_for_array_decl and call get_vec_alignment_for_decl.
23581 (type_align_map): New hash_map.
23583 2016-05-20 Richard Guenther <rguenther@suse.de>
23585 PR tree-optimization/29756
23586 * tree.def (BIT_INSERT_EXPR): New tcc_expression tree code.
23587 * expr.c (expand_expr_real_2): Handle BIT_INSERT_EXPR.
23588 * fold-const.c (operand_equal_p): Likewise.
23589 (fold_ternary_loc): Add constant folding of BIT_INSERT_EXPR.
23590 * gimplify.c (gimplify_expr): Handle BIT_INSERT_EXPR.
23591 * tree-inline.c (estimate_operator_cost): Likewise.
23592 * tree-pretty-print.c (dump_generic_node): Likewise.
23593 * tree-ssa-operands.c (get_expr_operands): Likewise.
23594 * cfgexpand.c (expand_debug_expr): Likewise.
23595 * gimple-pretty-print.c (dump_ternary_rhs): Likewise.
23596 * gimple.c (get_gimple_rhs_num_ops): Handle BIT_INSERT_EXPR.
23597 * tree-cfg.c (verify_gimple_assign_ternary): Verify BIT_INSERT_EXPR.
23598 * tree-ssa.c (non_rewritable_lvalue_p): We can rewrite
23599 vector inserts using BIT_FIELD_REF or MEM_REF on the lhs.
23600 (execute_update_addresses_taken): Do it.
23602 2016-05-20 Richard Biener <rguenther@suse.de>
23604 PR tree-optimization/71185
23605 * tree-ssa-loop-prefetch.c (gather_memory_references): Drop
23606 register operations.
23608 2016-05-20 Richard Biener <rguenther@suse.de>
23610 * tree-if-conv.c (add_bb_predicate_gimplified_stmts): Use
23611 gimple_seq_add_seq_without_update.
23612 (release_bb_predicate): Assert we have no operands to free.
23613 (if_convertible_loop_p_1): Calculate post dominators later.
23614 Do not free BB predicates here.
23615 (combine_blocks): Do not recompute BB predicates.
23616 (version_loop_for_if_conversion): Save BB predicates around
23619 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
23621 * function.c (make_epilogue_seq): Remove epilogue_end parameter.
23622 (thread_prologue_and_epilogue_insns): Remove bb_flags. Restructure
23623 code. Ignore sibcalls on EDGE_IGNORE edges.
23624 * shrink-wrap.c (handle_simple_exit): New function. Set EDGE_IGNORE
23625 on edges for sibcalls that run without prologue. The rest of the
23626 function is combined from...
23627 (fix_fake_fallthrough_edge): ... this, and ...
23628 (try_shrink_wrapping): ... a part of this. Remove the bb_with
23629 function argument, make it a local variable.
23631 2016-05-19 Sandra Loosemore <sandra@codesourcery.com>
23633 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Allow
23634 --disable-sjlj-exceptions for TARGET_BI_ARCH to select DWARF-2 EH
23635 for 32-bit mode and SEH for 64-bit.
23636 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): Handle
23637 TARGET_64BIT_DEFAULT.
23639 2016-05-19 Ryan Burn <contact@rnburn.com>
23641 * Makefile.in (GTFILES): Add cilk.h and cilk-common.c.
23642 * gengtype.c (open_base_files): Add cilk.h to ifiles.
23644 2016-05-19 Uros Bizjak <ubizjak@gmail.com>
23646 * sched-deps.c (sched_analyze_2) <case TRAP_IF>: Also
23647 force pending loads from memory.
23649 2016-05-19 Kelvin Nilsen <kelvin@gcc.gnu.org>
23651 * config/rs6000/altivec.md (UNSPEC_DARN): New unspec constant.
23652 (UNSPEC_DARN_32): New unspec constant.
23653 (UNSPEC_DARN_RAW): New unspec constant.
23654 (darn_32): New instruction.
23655 (darn_raw): New instruction.
23656 (darn): New instruction.
23657 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_0): Add
23658 support and documentation for this macro.
23659 (BU_P9_MISC_1): New macro definition.
23660 (BU_P9_64BIT_MISC_0): New macro definition.
23661 (BU_P9_MISC_0): New macro definition.
23662 (darn_32): New builtin definition.
23663 (darn_raw): New builtin definition.
23664 (darn): New builtin definition.
23665 * config/rs6000/rs6000.c: Add #define RS6000_BUILTIN_0 and #undef
23666 RS6000_BUILTIN_0 directives to surround each occurrence of
23667 #include "rs6000-builtin.def".
23668 (rs6000_builtin_mask_calculate): Add in the RS6000_BTM_MODULO and
23669 RS6000_BTM_64BIT flags to the returned mask, depending on
23671 (def_builtin): Correct an error in the assignments made to the
23672 debugging variable attr_string.
23673 (rs6000_expand_builtin): Add support for no-operand built-in
23675 (builtin_function_type): Remove fatal_error assertion that is no
23677 (rs6000_common_init_builtins): Add support for no-operand built-in
23679 * config/rs6000/rs6000.h (RS6000_BTM_MODULO): New macro
23681 (RS6000_BTM_PURE): Enhance comment to clarify intent of this flag
23683 (RS6000_BTM_64BIT): New macro definition.
23684 * doc/extend.texi: Document __builtin_darn (void),
23685 __builtin_darn_raw (void), and __builtin_darn_32 (void) built-in
23688 2016-05-19 Jan Hubicka <hubicka@ucw.cz>
23690 * tree-vect-loop.c (vect_analyze_loop_2): Use also
23691 max_loop_iterations_int.
23693 2016-05-19 Marek Polacek <polacek@redhat.com>
23695 PR tree-optimization/71031
23696 * tree-vrp.c (extract_range_from_binary_expr_1): Turn assert into a
23697 condition and adjust the code a bit.
23699 2016-05-19 Martin Liska <mliska@suse.cz>
23701 * tree-vect-stmts.c (vectorizable_simd_clone_call): Utilize
23702 auto_vec instead of vec.
23704 2016-05-19 Martin Liska <mliska@suse.cz>
23706 * tree-parloops.c (oacc_entry_exit_ok): Release a vector.
23708 2016-05-19 Martin Liska <mliska@suse.cz>
23710 * tree-if-conv.c (ifcvt_repair_bool_pattern): Utilize auto_vecs.
23712 2016-05-19 Martin Liska <mliska@suse.cz>
23714 * ipa-pure-const.c (set_function_state): Remove an existing
23716 (remove_node_data): Do not free it as it's released
23717 in set_function_state.
23719 2016-05-19 Martin Liska <mliska@suse.cz>
23721 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Release
23724 2016-05-19 Martin Liska <mliska@suse.cz>
23726 * omp-simd-clone.c (simd_clone_adjust): Release vector.
23728 2016-05-19 Martin Liska <mliska@suse.cz>
23730 * tree-ssa-reassoc.c (eliminate_duplicate_pair): Truncate
23731 an auto_vec instead of re-creating it.
23733 2016-05-19 Martin Liska <mliska@suse.cz>
23735 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Use
23736 auto_vec instead of vec.
23738 2016-05-19 Martin Liska <mliska@suse.cz>
23740 * lto-section-in.c (lto_get_section_data): Call
23741 lto_check_version with additional argument.
23742 * lto-streamer.c (lto_check_version): Add new argument.
23743 * lto-streamer.h (lto_check_version): Likewise.
23745 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23747 * config/arm/arm.c (arm_new_rtx_costs, SIGN_EXTEND case):
23748 Don't add cost of inner memory when handling sign-extended loads.
23750 2016-05-19 Ilya Enkovich <ilya.enkovich@intel.com>
23752 PR rtl-optimization/71148
23753 * cse.c (cse_main): Free dominance info.
23754 (rest_of_handle_cse): Don't free dominance info.
23755 (rest_of_handle_cse2): Likewise.
23756 (rest_of_handle_cse_after_global_opts): Likewise.
23758 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23761 * config/arm/arm-builtins.c (arm_builtin_vectorized_function): Return
23762 NULL_TREE early if NEON is not available. Remove now redundant check
23763 in ARM_CHECK_BUILTIN_MODE.
23765 2016-05-19 Maxim Ostapenko <m.ostapenko@samsung.com>
23768 * cppbuiltin.c (define_builtin_macros_for_compilation_flags): Add new
23769 builtin __SANITIZE_THREAD__ macros for fsanitize=thread switch.
23770 * doc/cpp.texi: Document new macros.
23772 2016-05-19 Bin Cheng <bin.cheng@arm.com>
23774 PR tree-optimization/69848
23775 * tree-vect-loop.c (vectorizable_reduction): Don't factor
23776 comparison expr out of VEC_COND_EXPR for COND_REDUCTION.
23778 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
23780 * function.c (thread_prologue_and_epilogue_insn): Move the
23781 "goto epilogue_done" one block later.
23783 2016-05-19 Richard Biener <rguenther@suse.de>
23785 PR tree-optimization/70729
23786 * passes.def: Move LIM pass before PRE. Remove no longer
23787 required copyprop and move first DCE out of the loop pipeline.
23789 2016-05-18 David Malcolm <dmalcolm@redhat.com>
23792 * Makefile.in (GCC_OBJS): Move spellcheck.o to...
23793 (OBJS-libcommon-target): ...here.
23794 * opts-common.c: Include spellcheck.h.
23795 (cmdline_handle_error): Build a vec of valid options and use it
23796 to suggest provide hints for misspelled arguments.
23798 2016-05-18 Jakub Jelinek <jakub@redhat.com>
23801 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Don't drop
23802 lhs if it has TREE_ADDRESSABLE type.
23804 2016-05-18 Uros Bizjak <ubizjak@gmail.com>
23807 * config/alpha/alpha.md (trap): Add (use (reg:DI 29)).
23808 (*exception_receiver_1): Return "#" for TARGET_EXPLICIT_RELOCS.
23810 2016-05-18 Martin Jambor <mjambor@suse.cz>
23813 * ipa-cp.c (ipa_get_jf_pass_through_result): Allow non-ip constant
23814 input for NOP_EXPR pass-through functions.
23815 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Allow
23816 aggregate global constant VAR_DECLs in constant jump functions.
23818 2016-05-18 Martin Jambor <mjambor@suse.cz>
23821 * ipa-prop.c (parm_preserved_before_stmt_p): Return true for loads
23822 from TREE_READONLY parameters.
23824 2016-05-18 Martin Jambor <mjambor@suse.cz>
23827 * cgraph.h (cgraph_indirect_call_info): New field
23828 guaranteed_unmodified.
23829 * ipa-cp.c (ipa_get_indirect_edge_target_1): Also pass parameter value
23830 to ipa_find_agg_cst_for_param, check guaranteed_unmodified when
23832 * ipa-inline-analysis.c (evaluate_conditions_for_known_args): Also
23833 pass the parameter value to ipa_find_agg_cst_for_param.
23834 * ipa-prop.c (ipa_load_from_parm_agg): New parameter
23835 guaranteed_unmodified, store AA results there instead of bailing out
23837 (ipa_note_param_call): Also initialize guaranteed_unmodified flag.
23838 (ipa_analyze_indirect_call_uses): Also set guaranteed_unmodified flag.
23839 (find_constructor_constant_at_offset): New function.
23840 (ipa_find_agg_cst_from_init): Likewise.
23841 (ipa_find_agg_cst_for_param): Also seearch for aggregate values in
23842 static initializers of contants, report back through a new paameter
23843 from_global_constant if that was the case.
23844 (try_make_edge_direct_simple_call): Also pass parameter value to
23845 ipa_find_agg_cst_for_param, check guaranteed_unmodified when
23847 (ipa_write_indirect_edge_info): Stream new flag guaranteed_unmodified.
23848 (ipa_read_indirect_edge_info): Likewise.
23849 * ipa-prop.h (ipa_find_agg_cst_for_param): Update declaration.
23850 (ipa_load_from_parm_agg): Likewise.
23852 2016-05-18 Jiong Wang <jiong.wang@arm.com>
23854 PR rtl-optimization/71150
23855 * lra-constraint (process_addr_reg): Guard "in_class_p" with REG_P
23858 2016-05-18 Michael Meissner <meissner@linux.vnet.ibm.com>
23861 * config/rs6000/constraints.md (wE constraint): New constraint
23862 for a vector constant that can be loaded with XXSPLTIB.
23863 (wM constraint): New constraint for a vector constant of a 1's.
23864 (wS constraint): New constraint for a vector constant that can be
23865 loaded with XXSPLTIB and a vector sign extend instruction.
23866 * config/rs6000/predicates.md (xxspltib_constant_split): New
23867 predicates for wE/wS constraints.
23868 (xxspltib_constant_nosplit): Likewise.
23869 (easy_vector_constant): Add support for constants that can be
23870 loaded via XXSPLTIB.
23871 (all_ones_constant): New predicate for vector constant with all
23873 (splat_input_operand): Add support for ISA 3.0 word splat operations.
23874 * config/rs6000/rs6000.c (xxspltib_constant_p): New function to
23875 return if a constant can be loaded with the ISA 3.0 XXSPLTIB
23876 instruction and possibly with a sign extension.
23877 (output_vec_const_move): Add support for XXSPLTIB. If we are
23878 loading up 0/-1 into Altivec registers, prefer using VSPLTISW
23879 instead of XXLXOR/XXLORC.
23880 (rs6000_expand_vector_init): Add support for ISA 3.0 word splat
23882 (rs6000_legitimize_reload_address): Likewise.
23883 (rs6000_output_move_128bit): Use output_vec_const_move to emit
23885 * config/rs6000/vsx.md (VSX_M): Add TImode (if -mvsx-timode) and
23886 combine VSX_M and VSX_M2 into one iterator.
23887 (VSX_M2): Likewise.
23888 (VSINT_84): New iterators for loading constants with XXSPLTIB.
23889 (VSINT_842): Likewise.
23890 (UNSPEC_VSX_SIGN_EXTEND): New UNSPEC.
23891 (xxspltib_v16qi): New insns to load up constants with the ISA 3.0
23892 XXSPLTIB instruction.
23893 (xxspltib_<mode>_nosplit): Likewise.
23894 (xxspltib_<mode>_split): New insn to load up constants with
23895 XXSPLTIB and a sign extend instruction.
23896 (vsx_mov<mode>): Replace single move that handled all vector types
23897 with separate 32-bit and 64-bit moves. Combine the movti_<bit>
23898 moves (when -mvsx-timode is in effect) into the main vector
23899 moves. Eliminate separate moves for <VSr> <VSa>, where the
23900 preferred register class (<VSr>) is listed first, and the
23901 secondary register class (<VSa>) is listed second with a '?' to
23902 discourage use. Prefer loading 0/-1 in any VSX register for ISA
23903 3.0, and Altivec registers for ISA 2.06/2.07 (PR target/70915) so
23904 that if the register was involved in a slow operation, the
23905 clear/set operation does not wait for the slow operation to
23906 finish. Adjust the length attributes for 32-bit mode. Use
23907 rs6000_output_move_128bit and drop the use of the string
23908 instructions for 32-bit movti when -mvsx-timode is in effect. Use
23909 spacing so that the alternatives and attributes don't generate
23910 long lines, and put things in columns, so that it is easier to
23911 match up the operands and attributes with the insn alternatives.
23912 (vsx_mov<mode>_64bit): Likewise.
23913 (vsx_mov<mode>_32bit): Likewise.
23914 (vsx_movti_64bit): Fold movti into normal vector moves.
23915 (vsx_movti_32bit): Likewise.
23916 (vsx_splat_<mode>, V4SI/V4SF modes): Add support for ISA 3.0 word
23917 splat instructions.
23918 (vsx_splat_v4si_internal): Likewise.
23919 (vsx_splat_v4sf_internal): Likewise.
23920 (vector fusion peepholes): Use VSX_M instead of VSX_M2.
23921 (vsx_sign_extend_qi_<mode>): New ISA 3.0 instructions to sign
23922 extend vector elements.
23923 (vsx_sign_extend_hi_<mode>): Likewise.
23924 (vsx_sign_extend_si_v2di): Likewise.
23925 * config/rs6000/rs6000-protos.h (xxspltib_constant_p): Add
23927 * doc/md.texi (PowerPC constraints): Document the wE, wM, and wS
23928 constraints. Add trailing period to wL documentation.
23930 2016-05-18 Richard Sandiford <richard.sandiford@arm.com>
23932 PR middle-end/71020
23933 * tree-dfa.h (replace_abnormal_ssa_names): Declare.
23934 * tree-dfa.c (replace_abnormal_ssa_names): New function.
23935 * tree-call-cdce.c: Include tree-dfa.h.
23936 (can_guard_call_p): New function, extracted from...
23937 (can_use_internal_fn): ...here.
23938 (shrink_wrap_one_built_in_call_with_conds): Remove failure path
23940 (shrink_wrap_one_built_in_call): Likewise.
23941 (use_internal_fn): Likewise.
23942 (shrink_wrap_conditional_dead_built_in_calls): Update accordingly
23943 and return void. Call replace_abnormal_ssa_names.
23944 (pass_call_cdce::execute): Check can_guard_call_p during the
23945 initial walk. Assume shrink_wrap_conditional_dead_built_in_calls
23946 will always change something.
23948 2016-05-18 Martin Jambor <mjambor@suse.cz>
23951 * ipa-prop.c (determine_locally_known_aggregate_parts): Bail out early
23952 if parameter PARAM_IPA_MAX_AGG_ITEMS is zero.
23954 2016-05-18 Martin Jambor <mjambor@suse.cz>
23957 * ipa-inline.h (condition): New field size.
23958 * ipa-inline-analysis.c (add_condition): New parameter SIZE, use it
23959 for comaprison and store it into the new condition.
23960 (evaluate_conditions_for_known_args): Use condition size to check
23961 access sizes for all but CHANGED conditions.
23962 (unmodified_parm_1): New parameter size_p, store access size into it.
23963 (unmodified_parm): Likewise.
23964 (unmodified_parm_or_parm_agg_item): Likewise.
23965 (eliminated_by_inlining_prob): Pass NULL to unmodified_parm as size_p.
23966 (set_cond_stmt_execution_predicate): Extract access sizes and store
23967 them to conditions.
23968 (set_switch_stmt_execution_predicate): Likewise.
23969 (will_be_nonconstant_expr_predicate): Likewise.
23970 (will_be_nonconstant_predicate): Likewise.
23971 (inline_read_section): Stream condition size.
23972 (inline_write_summary): Likewise.
23974 2016-05-18 Richard Biener <rguenther@suse.de>
23976 * tree-ssa-loop-im.c (determine_max_movement): Properly add
23977 condition cost to PHI cost instead of total_cost.
23979 2016-05-18 Martin Liska <mliska@suse.cz>
23982 * ipa-icf.c (sem_variable::merge): Set DECL_PT_UID for
23985 2016-05-18 Richard Biener <rguenther@suse.de>
23987 * lto-streamer.h (LTO_major_version): Bump to 6.
23989 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
23991 * function.c (make_split_prologue_seq, make_prologue_seq,
23992 make_epilogue_seq): New functions, factored out from...
23993 (thread_prologue_and_epilogue_insns): Here.
23995 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
23997 * function.c (rest_of_handle_thread_prologue_and_epilogue): Call
23998 cleanup_cfg with CLEANUP_EXPENSIVE after shrink-wrapping instead
23999 of before. Add a comment.
24001 2016-05-18 Bin Cheng <bin.cheng@arm.com>
24003 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check invariant
24004 expression pointer, not pointer to the pointer.
24006 2016-05-18 Jakub Jelinek <jakub@redhat.com>
24008 * config/i386/sse.md (pbroadcast_evex_isa): New mode attr.
24009 (avx2_pbroadcast<mode>): Add another alternative with v instead
24010 of x constraints in it, using <pbroadcast_evex_isa> isa.
24011 (avx2_pbroadcast<mode>_1): Similarly, add two such alternatives.
24013 * config/i386/sse.md (<ssse3_avx2>_palignr<mode>): Use
24014 constraint x instead of v in second alternative, add avx512bw
24017 * config/i386/sse.md (<ssse3_avx2>_pshufb<mode>3<mask_name>): Use
24018 constraint x instead of v in second alternative, add avx512bw
24021 * config/i386/sse.md (*<ssse3_avx2>_pmulhrsw<mode>3<mask_name>): Use
24022 constraint x instead of v in second alternative, add avx512bw
24025 * config/i386/sse.md (avx2_pmaddubsw256, ssse3_pmaddubsw128): Add
24026 avx512bw alternative.
24028 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
24030 * config/i386/sse.md (define_insn "*andnot<mode>3"): Extend static
24031 array to 128 chars.
24032 (define_insn "*andnottf3"): Ditto.
24033 (define_insn "*<code><mode>3"/any_logic): Ditto.
24034 (define_insn "*<code>tf3"/any_logic): Ditto.
24035 (define_insn "sse2_storehpd"): Use Yv constraint for scalar
24036 operand to block AVX-512VL insn variant emit when it is not enabled.
24038 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
24040 * config/i386/sse.md (define_insn "*vec_concatv2sf_sse4_1"): Use 'Yv'
24041 constraint fot SF mode.
24043 2016-05-18 Petr Murzin <petr.murzin@intel.com>
24044 Kirill Yukhin <kirill.yukhin@intel.com>
24046 * config/i386/sse.md (define_insn "srcp14<mode>"): Use proper operand
24048 (define_insn "rsqrt14<mode>"): Ditto.
24049 (define_insn "<mask_codefor>avx512dq_cvtps2qqv2di<mask_name>"): Ditto.
24050 (define_insn "<fixsuffix>fix_truncv2sfv2di2<mask_name>"): Ditto.
24051 (define_insn "avx512f_<code>v8div16qi2_mask_store"): Ditto.
24052 (define_insn "vec_set_hi_<mode><mask_name>"): Ditto.
24053 (define_insn "<mask_codefor>avx512dq_broadcast<mode><mask_name>"):
24055 (define_insn "*avx512f_gatherdi<mode>"): Ditto.
24056 (define_insn "*avx512f_scatterdi<mode>"): Ditto.
24057 * config/i386/i386.c (ix86_print_operand): Expand check for size
24058 override codes for Intel syntax.
24060 2016-05-18 Richard Biener <rguenther@suse.de>
24062 PR tree-optimization/71168
24063 * tree-loop-distribution.c (distribute_loop): Move *destroy_p
24064 initialization earlier.
24066 2016-05-18 James Greenhalgh <james.greenhalgh@arm.com>
24068 * config/aarch64/aarch64-simd.md
24069 (aarch64_reduc_plus_internal<mode>): Rename to...
24070 (reduc_plus_scal): ...This, and remove previous implementation.
24072 2016-05-18 Richard Biener <rguenther@suse.de>
24074 * passes.def: Put late dse and cd_dce in canonical order.
24076 2016-05-17 Jan Hubicka <hubicka@ucw.cz>
24078 * ipa-inline-transform.c (preserve_function_body_p): Look for
24079 first non-thunk clone.
24080 (save_function_body): Save into first non-thunk.
24081 * lto-cgraph.c (lto_output_edge): When streaming thunk do not look
24083 (lto_output_node): Inline thunks don't need body in every
24085 * lto-streamer-in.c: Do not fixup thunk clones.
24086 * cgraphclones.c (cgraph_node::create_edge_including_clone): Skip
24088 * tree-inline.c (copy_bb): Be prepared for target node to be new after
24091 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
24093 PR middle-end/63586
24094 * tree-ssa-reassoc.c (transform_add_to_multiply): New.
24095 (reassociate_bb): Call transform_add_to_multiply.
24097 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
24099 * config/aarch64/aarch64.c (all_extensions): Removed unused
24102 2016-05-17 Nathan Sidwell <nathan@acm.org>
24104 * config/nvptx/nvptx.c (nvptx_function_arg_boundary): New.
24105 (TARGET_FUNCTION_ARG_BOUNDARY): Override.
24107 2016-05-17 Mikhail Maltsev <maltsevm@gmail.com>
24109 PR tree-optimization/54579
24110 PR middle-end/55299
24111 * match.pd (~(~X >> Y), ~(~X >>r Y), ~(~X <<r Y)): New patterns.
24113 2016-05-17 Marek Polacek <polacek@redhat.com>
24116 * tree-inline.c (expand_call_inline): Call
24117 maybe_remove_unused_call_args.
24119 2016-05-17 Jim Wilson <jim.wilson@linaro.org>
24121 * doc/cpp.texi (__GNUC__): Major version changes are no longer rare.
24122 * doc/invoke.texi (-mnan=2008): Change signalling to signaling.
24123 * doc/md.texi (fmin@var{m}3): Likewise.
24125 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
24127 * match.pd (X & C): New transformation.
24129 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
24131 * match.pd (~X & Y): New transformation.
24133 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
24135 * tree-vrp.c (simplify_truth_ops_using_ranges): Set range
24136 information for new SSA_NAME.
24137 (simplify_conversion_using_ranges): Get range through get_range_info
24138 instead of get_value_range.
24140 2016-05-17 Jiong Wang <jiong.wang@arm.com>
24142 * config/aarch64/arm_neon.h (vmvn_s8): Reimplement using C operator.
24143 Remove inline assembly.
24144 (vmvn_s16): Likewise.
24145 (vmvn_s32): Likewise.
24146 (vmvn_u8): Likewise.
24147 (vmvn_u16): Likewise.
24148 (vmvn_u32): Likewise.
24149 (vmvnq_s8): Likewise.
24150 (vmvnq_s16): Likewise.
24151 (vmvnq_s32): Likewise.
24152 (vmvnq_u8): Likewise.
24153 (vmvnq_u16): Likewise.
24154 (vmvnq_u32): Likewise.
24155 (vmvn_p8): Likewise.
24156 (vmvnq_p16): Likewise.
24158 2016-05-17 Jiong Wang <jiong.wang@arm.com>
24160 * config/aarch64/aarch64-simd.md (vmul_n_f32): Remove inline assembly.
24162 (vmul_n_s16): Likewise.
24163 (vmul_n_s32): Likewise.
24164 (vmul_n_u16): Likewise.
24165 (vmul_n_u32): Likewise.
24166 (vmulq_n_f32): Likewise.
24167 (vmulq_n_f64): Likewise.
24168 (vmulq_n_s16): Likewise.
24169 (vmulq_n_s32): Likewise.
24170 (vmulq_n_u16): Likewise.
24171 (vmulq_n_u32): Likewise.
24173 2016-05-17 Jiong Wang <jiong.wang@arm.com>
24175 * config/aarch64/aarch64-simd.md (*aarch64_mul3_elt_to_128df): Extend
24176 to all supported modes. Rename to "*aarch64_mul3_elt_from_dup".
24178 2016-05-17 Jiong Wang <jiong.wang@arm.com>
24180 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_to_128df): Rename
24181 to *aarch64_fma4_elt_from_dup<mode>.
24182 (*aarch64_fnma4_elt_to_128df): Rename to
24183 *aarch64_fnma4_elt_from_dup<mode>.
24184 * config/aarch64/arm_neon.h (vfma_n_f64): New.
24185 (vfms_n_f32): Likewise.
24186 (vfms_n_f64): Likewise.
24187 (vfmsq_n_f32): Likewise.
24188 (vfmsq_n_f64): Likewise.
24190 2016-05-17 Gerald Pfeifer <gerald@pfeifer.com>
24192 * wide-int.h: Change fixed_wide_int_storage from class to struct.
24194 2016-05-17 Richard Biener <rguenther@suse.de>
24196 PR tree-optimization/71132
24197 * tree-loop-distribution.c (create_rdg_cd_edges): Pass in loop.
24198 Only add control dependences for blocks in the loop.
24199 (build_rdg): Adjust.
24200 (generate_code_for_partition): Return whether loop should
24201 be destroyed and delay that.
24202 (distribute_loop): Likewise.
24203 (pass_loop_distribution::execute): Record loops to be destroyed
24204 and perform delayed destroying of loops.
24206 2016-05-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24209 * config/aarch64/aarch64-simd.md (aarch64_vmls<mode>): Delete.
24211 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
24213 * config/aarch64/aarch64-elf.h (ASM_OUTPUT_DEF): Delete.
24215 2016-05-17 Ilya Enkovich <ilya.enkovich@intel.com>
24218 * config/i386/i386.c (dimode_scalar_chain::convert_op): Fix
24219 insertion point for instructions generated by validize_mem.
24221 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
24223 * config/aarch64/aarch64.c (SHIFT_COUNT_TRUNCATED): Wrap definition
24226 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
24228 * config/aarch64/aarch64.c
24229 (aarch64_output_simd_mov_immediate): Make "buf_size" a variable
24230 rather than a macro.
24232 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
24234 * doc/invoke.texi (AArch64 Options): Various updates.
24236 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
24238 * ipa-inline-analysis.c (compute_inline_parameters): Disable inlinig
24239 into instrumentation thunks.
24240 * cif-code.def (CIF_CHKP): New.
24242 2016-05-16 Uros Bizjak <ubizjak@gmail.com>
24244 * config/i386/xopintrin.h: Correct "unsinged" typo in the comments.
24246 2016-05-16 Martin Jambor <mjambor@suse.cz>
24248 * hsa-gen.c (fillup_for_decl): Increase alignment to natural one.
24249 (get_symbol_for_decl): Sorry if a global symbol in under-aligned.
24251 2016-05-16 Marek Polacek <polacek@redhat.com>
24253 * gimple.c (maybe_remove_unused_call_args): Fix typos in the
24256 2016-05-16 Martin Jambor <mjambor@suse.cz>
24259 * omp-low.c (grid_expand_target_grid_body): Copy RESULT_DECL of
24260 the outlined kernel function.
24262 2016-05-16 Robert Suchanek <robert.suchanek@imgtec.com>
24264 * config/mips/mips.h (ISA_HAS_LSA): Enable for -mmsa.
24265 (ISA_HAS_DLSA): Ditto.
24267 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
24269 * config/mips/m5100.md (m51_int_load): Update the latency to 2.
24271 2016-05-16 Nathan Sidwell <nathan@acm.org>
24273 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): Revert.
24274 (nvptx_name_replacement): Restore. Add comment.
24275 (write_fn_proto, write_fn_proto_from_insn,
24276 nvptx_output_call_insn): Restore
24277 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Delete.
24279 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
24281 * config/aarch64/aarch64.md
24282 (add<mode>3_compareC_cconly_imm): Remove use of %w.
24283 (add<mode>3_compareC_imm): Likewise.
24284 (<optab>si3_uxtw): Split into register and immediate variants.
24285 (andsi3_compare0_uxtw): Likewise.
24286 (and<mode>3_compare0): Likewise.
24287 (and<mode>3nr_compare0): Likewise.
24288 (stack_protect_test_<mode>): Don't use %x for memory operands.
24290 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
24292 * config/mips/mips-cpus.def (p5600): Add multi-line brackets.
24294 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
24296 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3):
24297 Split integer shifts into shift_reg and bfm.
24298 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
24299 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
24300 (ror<mode>3_insn): Likewise.
24301 (<optab>si3_insn_uxtw): Likewise.
24302 (<optab><mode>3_insn): Change to rotate_imm.
24303 (extr<mode>5_insn_alt): Likewise.
24304 (extrsi5_insn_uxtw): Likewise.
24305 (extrsi5_insn_uxtw_alt): Likewise.
24307 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
24309 * doc/tm.texi: Regenerate.
24310 * doc/tm.texi.in (TARGET_INVALID_PARAMETER_TYPE): Remove.
24311 (TARGET_INVALID_RETURN_TYPE): Remove.
24312 * system.h: Poison TARGET_INVALID_PARAMETER_TYPE and
24313 TARGET_INVALID_RETURN_TYPE.
24314 * target.def (invalid_parameter_type): Remove.
24315 (invalid_return_type): Remove.
24317 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
24319 * ipa-inline-analysis.c (compute_inline_parameters): Be more reailistic
24320 on estimating thunk bodies; do not set inline_failed to CIF_THUNK for
24322 * ipa-inline-transform.c (inline_call): When inlining into thunk produce
24324 (preserve_function_body_p): No need to preserve function body
24325 * cif-codes.def (CIF_THUNK): Remove.
24326 * cgraphclones.c (duplicate_thunk_for_node): Thunks calls are inlinable.
24328 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
24330 * tree-inline.c (expand_call_inline): recurse after inlining thunk.
24332 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
24334 * tree.c (free_lang_data_in_decl): Also set target/optimization flags
24337 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
24339 * ipa-inline.c (report_inline_failed_reason): Look into thunks, too
24340 (inline_small_functions): Do not look for function symbol when
24343 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
24345 * lto-cgraph.c (compute_ltrans_boundary, output_symtab): Fix handling
24348 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
24349 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
24350 Jiong Wang <jiong.wang@arm.com>
24352 * config/arm/arm-c.c (arm_cpu_builtins): Use def_or_undef_macro
24353 for __ARM_FP16_FORMAT_IEEE and __ARM_FP16_FORMAT_ALTERNATIVE.
24354 Define __ARM_FP16_ARGS when appropriate.
24355 * config/arm/arm.c (arm_invalid_parameter_type): Remove
24357 (arm_invalid_return_type): Likewise.
24358 (TARGET_INVALID_PARAMETER_TYPE): Remove.
24359 (TARGET_INVALID_RETURN_TYPE): Remove.
24360 (aapcs_vfp_sub_candidate): Allow HFmode.
24361 (aapcs_vfp_allocate): Add comment. Support HFmode.
24362 (aapcs_vfp_allocate_return_reg): Likewise.
24363 (struct aapcs_cp_arg_layout): Slightly reword comments for
24364 is_return_candidate and allocate_return_reg.
24365 (output_mov_vfp): Update assert.
24366 (arm_hard_regno_mode_ok): Remove comment, update HF-mode
24368 (arm_invalid_parameter_type): Remove.
24369 (amr_invalid_return_type): Remove.
24370 * config/arm/arm.h (TARGET_NEON_FP16): Fix definition.
24371 * config/arm/arm.md (*arm32_movhf): Disable for TARGET_VFP.
24372 * config/arm/vfp.md (*movhf_vfp): Enable for TARGET_VFP.
24374 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
24376 * config/aarch64/aarch64.h (LEGITIMIZE_RELOAD_ADDRESS): Remove.
24377 * config/aarch64/arch64-protos.h
24378 (aarch64_legitimize_reload_address): Remove.
24379 * config/aarch64/aarch64.c (aarch64_legitimize_reload_address):
24382 2016-05-16 Eric Botcazou <ebotcazou@adacore.com>
24384 * configure.ac: Add ACX_NONCANONICAL_HOST.
24385 * configure: Regenerate.
24386 * Makefile.in: Set host_noncanonical.
24388 2016-05-14 Uros Bizjak <ubizjak@gmail.com>
24391 * config/i386/i386.md (*movtf_internal): Before register allocation,
24392 do not allow FP constants for CM_MEDIUM memory model, allow only
24393 standard FP constants for CM_LARGE and CM_LARGE_PIC models.
24394 (*movxf_internal): Ditto.
24395 (*movdf_internal): Ditto.
24396 (*movsf_internal): Ditto.
24398 2016-05-13 Segher Boessenkool <segher@kernel.crashing.org>
24400 PR rtl-optimization/67483
24401 * combine.c (make_compound_operation): Don't call extract_left_shift
24402 with negative shift amounts.
24404 2016-05-13 Jakub Jelinek <jakub@redhat.com>
24407 * fold-const.c (fold_checksum_tree): Allow modification
24408 of TYPE_ALIAS_SET during folding.
24410 * config/i386/i386.c (ix86_compute_frame_layout, ix86_expand_prologue,
24411 ix86_expand_split_stack_prologue): Use HOST_WIDE_INT_C macro.
24412 (ix86_split_to_parts): Likewise. Fix up formatting.
24414 2016-05-13 H.J. Lu <hongjiu.lu@intel.com>
24416 * tree-ssa-loop-ivopts.c (create_new_ivs): Cast to
24417 unsigned HOST_WIDE_INT with HOST_WIDE_INT_PRINT_UNSIGNED in
24420 2016-05-13 Nathan Sidwell <nathan@acm.org>
24422 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): New.
24423 (nvptx_name_replacement): Delete.
24424 (write_fn_proto, write_fn_proto_from_insn,
24425 nvptx_output_call_insn): Remove nvptx_name_replacement call.
24426 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Override.
24427 * langhooks.c (add_builtin_funcction_common): Call
24428 targetm.mangle_decl_assembler_name.
24430 * config/nvptx/nvptx.c (write_fn_proto): Handle
24431 BUILT_IN_ATOMIC_COMPARE_EXCHANGE_n oddity.
24433 2016-05-13 Martin Liska <mliska@suse.cz>
24435 * tree-ssa-loop-ivopts.c (create_new_ivs): Use HOST_WIDE_INT_PRINT_DEC
24436 and PRIu64 in printf format.
24438 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24440 * tree-ssa-loop-ivanon.c (try_unroll_loop_completely): Typo fix in
24443 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24445 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
24446 Change --param max-completely-peeled-times to
24447 --param max-completely-peel-times in dump file printing.
24449 2016-05-13 Richard Biener <rguenther@suse.de>
24451 PR tree-optimization/42587
24452 * tree-ssa-math-opts.c (perform_symbolic_merge): Handle BIT_FIELD_REF.
24453 (find_bswap_or_nop_1): Likewise.
24454 (bswap_replace): Likewise.
24456 2016-05-13 Martin Liska <mliska@suse.cz>
24458 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern):
24459 Initialize a variable with default value.
24461 2016-05-13 Martin Liska <mliska@suse.cz>
24463 * doc/invoke.texi: Enhance explanation of error recovery
24466 2016-05-13 Martin Liska <mliska@suse.cz>
24468 * tree-ssa-loop-ivopts.c (avg_loop_niter): Fix coding style.
24469 (struct cost_pair): Change inv_expr_id (int) to inv_expr
24470 (iv_inv_expr_ent *).
24471 (struct iv_inv_expr_ent): Comment struct fields.
24472 (sort_iv_inv_expr_ent): New function.
24473 (struct ivopts_data): Rename inv_expr_id to max_inv_expr_id.
24474 (struct iv_ca): Replace used_inv_expr and num_used_inv_expr with
24475 a hash_map between iv_inv_expr_ent and number of usages.
24476 (niter_for_exit): Fix coding style.
24477 (tree_ssa_iv_optimize_init): Use renamed variable.
24478 (determine_base_object): Fix coding style.
24479 (alloc_iv): Likewise.
24480 (find_interesting_uses_outside): Likewise.
24481 (add_candidate_1): Likewise.
24482 (add_standard_iv_candidates): Likewise.
24483 (set_group_iv_cost): Replace inv_expr_id with inv_expr.
24484 (prepare_decl_rtl): Fix coding style.
24485 (get_address_cost): Likewise.
24486 (get_shiftadd_cost): Likewise.
24487 (force_expr_to_var_cost): Likewise.
24488 (compare_aff_trees): Likewise.
24489 (get_expr_id): Restructure the function.
24490 (get_loop_invariant_expr_id): Renamed to
24491 get_loop_invariant_expr.
24492 (get_computation_cost_at): Replace usage of inv_expr_id with
24494 (get_computation_cost): Likewise.
24495 (determine_group_iv_cost_generic): Likewise.
24496 (determine_group_iv_cost_address): Likewise.
24497 (iv_period): Fix coding style.
24498 (iv_elimination_compare_lt): Likewise.
24499 (may_eliminate_iv): Likewise.
24500 (determine_group_iv_cost_cond): Replace usage of inv_expr_id with
24502 (determine_group_iv_costs): Dump invariant expressions.
24503 (iv_ca_recount_cost): Use the newly added hash_map.
24504 (iv_ca_set_remove_invariants): Fix coding style.
24505 (iv_ca_set_add_invariants): Fix coding style.
24506 (iv_ca_set_no_cp): Utilize the newly added hash_map for used
24508 (iv_ca_set_cp): Likewise.
24509 (iv_ca_new): Initialize the newly added hash_map and remove
24510 initialization of fields.
24511 (iv_ca_free): Delete the hash_map.
24512 (iv_ca_dump): Dump invariant expressions.
24513 (iv_ca_extend): Fix coding style.
24514 (try_add_cand_for): Likewise.
24515 (create_new_ivs): Dump information about # of avg iterations and
24516 # of used invariant expressions.
24517 (rewrite_use_compare): Fix coding style.
24518 (free_loop_data): Set default value for max_inv_expr_id.
24520 2016-05-13 Ilya Enkovich <ilya.enkovich@intel.com>
24522 * cse.c (rest_of_handle_cse): Use cleanup_cfg
24523 returned value cse_cfg_altered computation.
24524 (rest_of_handle_cse2): Likewise.
24525 (rest_of_handle_cse_after_global_opts): Likewise.
24527 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
24530 * config/arm/arm.c (arm32_output_mi_thunk): New.
24531 (arm_output_mi_thunk): Rename to arm_thumb1_mi_thunk. Rework
24532 to split Thumb1 vs TARGET_32BIT functionality.
24533 (arm_thumb1_mi_thunk): New.
24535 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
24537 * config/aarch64/aarch64.c (TARGET_OMIT_STRUCT_RETURN_REG): Set
24540 2016-05-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
24543 * config/i386/i386.c (ix86_in_large_data_p): Guard against NULL exp.
24545 2016-05-13 Eric Botcazou <ebotcazou@adacore.com>
24547 * builtins.c (expand_builtin_memcmp): Do not emit the call here.
24548 (expand_builtin_trap): Emit a regular call.
24549 (set_builtin_user_assembler_name): Remove obsolete cases.
24550 * dse.c (scan_insn): Adjust.
24551 * except.c: Include calls.h.
24552 (sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is defined,
24553 emit a regular call to setjmp.
24554 * expr.c (emit_block_move_hints): Call emit_block_copy_via_libcall.
24555 (block_move_libcall_safe_for_call_parm): Use memcpy builtin.
24556 (emit_block_move_via_libcall): Delete.
24557 (block_move_fn): Delete.
24558 (init_block_move_fn): Likewise.
24559 (emit_block_move_libcall_fn): Likewise.
24560 (emit_block_op_via_libcall): New function.
24561 (set_storage_via_libcall): Tidy up and use memset builtin.
24562 (block_clear_fn): Delete.
24563 (init_block_clear_fn): Likewise.
24564 (clear_storage_libcall_fn): Likewise.
24565 (expand_assignment): Call emit_block_move_via_libcall.
24566 Do not include gt-expr.h.
24567 * expr.h (emit_block_op_via_libcall): Declare.
24568 (emit_block_copy_via_libcall): New inline function.
24569 (emit_block_move_via_libcall): Likewise.
24570 (emit_block_comp_via_libcall): Likewise.
24571 (block_clear_fn): Delete.
24572 (init_block_move_fn): Likewise.
24573 (init_block_clear_fn): Likewise.
24574 (emit_block_move_via_libcall): Likewise.
24575 (set_storage_via_libcall): Add default parameter value.
24576 * libfuncs.h (enum libfunc_index): Remove obsolete values.
24577 (abort_libfunc): Delete.
24578 (memcpy_libfunc): Likewise.
24579 (memmove_libfunc): Likewise.
24580 (memcmp_libfunc): Likewise.
24581 (memset_libfunc): Likewise.
24582 (setbits_libfunc): Likewise.
24583 (setjmp_libfunc): Likewise.
24584 (longjmp_libfunc): Likewise.
24585 (profile_function_entry_libfunc): Likewise.
24586 (profile_function_exit_libfunc): Likewise.
24587 (gcov_flush_libfunc): Likewise.
24588 * optabs-libfuncs.c (build_libfunc_function): Set DECL_ARTIFICIAL
24589 and DECL_VISIBILITY on the declaration.
24590 (init_optabs): Do not initialize obsolete libfuncs.
24591 * optabs.c (prepare_cmp_insn): Call emit_block_comp_via_libcall.
24592 * tree-core.h (ECF_RET1): Define.
24593 (ECF_TM_PURE): Adjust.
24594 (ECF_TM_BUILTIN): Likewise.
24595 * tree.c (set_call_expr_flags): Deal with ECF_RET1.
24596 (build_common_builtin_nodes): Initialize abort builtin.
24597 Add ECF_RET1 on memcpy, memmove and memset builtins.
24598 Pass final flags for alloca and alloca_with_align builtins.
24599 * config/alpha/alpha.c (alpha_init_libfuncs): Do not initialize
24601 * config/ia64/ia64.c (ia64_vms_init_libfuncs): Likewise.
24602 * config/i386/i386.c (ix86_expand_set_or_movmem): Adjust call to
24603 set_storage_via_libcall and call emit_block_copy_via_libcall.
24605 2016-05-12 Uros Bizjak <ubizjak@gmail.com>
24607 * config/i386/i386.md (*call_got_x32): Change operand 0 to
24608 DImode before it is passed to ix86_output_call_operand.
24609 (*call_value_got_x32): Ditto for operand 1.
24611 2016-05-12 Jiong Wang <jiong.wang@arm.com>
24613 PR rtl-optimization/70904
24614 * lra-constraint.c (process_addr_reg): Relax the restriction on subreg
24615 reload for wide mode.
24617 2016-05-12 Marek Polacek <polacek@redhat.com>
24620 * langhooks-def.h (lhd_incomplete_type_error): Adjust declaration.
24621 * langhooks.c (lhd_incomplete_type_error): Add location parameter.
24622 * langhooks.h (incomplete_type_error): Likewise.
24623 * tree.c (size_in_bytes_loc): Renamed from size_in_bytes. Add location
24624 parameter, pass it down to incomplete_type_error.
24625 * tree.h (size_in_bytes): New inline overload.
24626 (size_in_bytes_loc): Renamed from size_in_bytes.
24628 2016-05-12 Richard Biener <rguenther@suse.de>
24630 PR tree-optimization/71059
24631 * tree-ssa-pre.c (phi_translate_1): Fully fold translated
24632 nary before looking up or entering the expression into the VN
24634 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): Fix comment typo.
24635 Make sure to re-use NARYs without result as inserted by
24638 2016-05-12 Richard Biener <rguenther@suse.de>
24640 PR tree-optimization/71062
24641 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
24643 * tree-ssa-structalias.c (set_uids_in_ptset): Set
24644 vars_contains_restrict if the var is a restrict tag.
24645 * tree-ssa-alias.c (ptrs_compare_unequal): If vars_contains_restrict
24646 do not disambiguate pointers against it.
24647 (dump_points_to_solution): Re-structure and adjust for new
24648 vars_contains_restrict flag.
24649 * gimple-pretty-print.c (pp_points_to_solution): Likewise.
24651 2016-05-12 Martin Liska <mliska@suse.cz>
24653 * doc/invoke.texi: Explain connection between
24654 -fsanitize-recover=address and ASAN_OPTIONS="halt_on_error=1".
24656 2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com>
24658 PR tree-optimization/71006
24659 * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
24660 consider COND_EXPR as a mask producer.
24662 2016-05-12 Marek Polacek <polacek@redhat.com>
24665 * opts.c (common_handle_option): Detect missing argument for --help^.
24667 2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24670 * config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction
24671 when popping the PC and within an interrupt handler routine.
24672 Add missing tab to output of "ldmfd".
24673 (output_return_instruction): Output LDMFD with SP update rather
24674 than POP when returning from interrupt handler.
24676 2016-05-12 Jakub Jelinek <jakub@redhat.com>
24678 * config/i386/i386.md (isa): Add x64_avx512dq, enable if
24679 TARGET_64BIT && TARGET_AVX512DQ.
24680 * config/i386/sse.md (*vec_extract<mode>): Add avx512bw alternatives.
24681 (*vec_extract<PEXTR_MODE12:mode>_zext): Add avx512bw alternative.
24682 (*vec_extract<ssevecmodelower>_0, *vec_extractv4si_0_zext,
24683 *vec_extractv2di_0_sse): Use v constraint instead of x constraint.
24684 (*vec_extractv4si): Add avx512dq and avx512bw alternatives.
24685 (*vec_extractv4si_zext): Add avx512dq alternative.
24686 (*vec_extractv2di_1): Add x64_avx512dq and avx512bw alternatives,
24687 use v instead of x constraint in other alternatives where possible.
24689 * config/i386/sse.md (sse2_loadld): Use v instead of x
24690 constraint in alternatives 0,1,4.
24692 * config/i386/sse.md (pinsr_evex_isa): New mode attr.
24693 (<sse2p4_1>_pinsr<ssemodesuffix>): Add 2 alternatives with
24694 v constraints instead of x and <pinsr_evex_isa> isa attribute.
24697 * config/i386/sse.md (<sse2_avx2>_packssdw<mask_name>,
24698 <sse4_1_avx2>_packusdw<mask_name>): Make sure EVEX encoded insn
24699 is not emitted unless TARGET_AVX512BW.
24700 (<sse2_avx2>_packuswb<mask_name>, <sse2_avx2>_packsswb<mask_name>):
24701 Likewise. For TARGET_AVX512BW, use "=v" constraint instead of "=x"
24702 for the result operand.
24704 * config/i386/sse.md (*vec_setv4sf_sse4_1, sse4_1_insertps): Use v
24705 constraint instead of x in avx alternatives. Use maybe_evex instead
24708 * config/i386/constraints.md (Yv): New constraint.
24709 * config/i386/i386.h (VALID_AVX512VL_128_REG_MODE): Allow
24710 TFmode and V1TImode in xmm16+ registers for TARGET_AVX512VL.
24711 * config/i386/i386.md (avx512fvecmode): New mode attr.
24712 (*pushtf): Use v constraint instead of x.
24713 (*movtf_internal): Likewise. For TARGET_AVX512VL and
24714 xmm16+ registers, use vmovdqu64 or vmovdqa64 instructions.
24715 (*absneg<mode>2): Use Yv constraint instead of x constraint.
24716 (*absnegtf2_sse): Likewise.
24717 (copysign<mode>3_const, copysign<mode>3_var): Likewise.
24718 * config/i386/sse.md (*andnot<mode>3): Add avx512vl and
24719 avx512f alternatives.
24720 (*andnottf3, *<code><mode>3, *<code>tf3): Likewise.
24722 2016-05-12 Richard Biener <rguenther@suse.de>
24724 PR tree-optimization/71060
24725 * tree-data-ref.c (initialize_data_dependence_relation): Do not
24726 require exact match of DR_BASE_OBJECT but only matching address and
24729 2016-05-12 Richard Biener <rguenther@suse.de>
24731 PR tree-optimization/70986
24732 * cfganal.c: Include cfgloop.h.
24733 (dfs_find_deadend): Prefer to take edges exiting loops.
24735 2016-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
24737 * gcc.target/powerpc/pr70963.c: Require at least power8 at both
24738 compile and run time.
24740 2016-05-11 Mikhail Maltsev <maltsevm@gmail.com>
24743 * doc/invoke.texi (Wduplicate-decl-specifier): Document new option.
24745 2016-05-11 Uros Bizjak <ubizjak@gmail.com>
24747 * config/i386/i386.c (legitimize_pic_address): Use
24748 copy_to_suggested_reg instead of gen_movsi.
24750 2016-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
24752 * config/rs6000/predicates.md (quad_memory_operand): Move most of
24753 the code into quad_address_p and call it to share code with
24754 vsx_quad_dform_memory_operand.
24755 (vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector
24757 * config/rs6000/rs6000.opt (-mlra): Switch to being an option mask
24758 bit instead of being a separate word. Split -mpower9-dform into
24759 two switches, -mpower9-dform-scalar and -mpower9-dform-vector.
24760 * config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask
24761 for the register class supporting 128-bit quad word memory offsets.
24762 (mode_supports_vsx_dform_quad): Helper function to return if the
24763 register class uses quad word memory offsets.
24764 (rs6000_debug_addr_mask): Add support for quad word memory offsets.
24765 (rs6000_debug_reg_global): Always print if we are using LRA or not.
24766 (rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form
24767 instructions are enabled, set up the appropriate addr_masks for
24769 (rs6000_init_hard_regno_mode_ok): wb constraint is now based on
24770 -mpower9-dform-scalar, instead of -mpower9-dform.
24771 (rs6000_option_override_internal): Split -mpower9-dform into two
24772 switches, -mpower9-dform-scalar and -mpower9-dform-vector. The
24773 -mpower9-dform switch sets or clears both. If we are not using
24774 the LRA register allocator, do not enable -mpower9-dform-vector by
24775 default. If we are using LRA, enable -mpower9-dform-vector and
24776 -mvsx-timode if it is appropriate. Issue a warning if either
24777 -mpower9-dform-vector or -mvsx-timode are explicitly used without
24779 (quad_address_offset_p): New helper function to return if the
24780 offset is legal for quad word memory instructions.
24781 (quad_address_p): New function to determin if GPR or vector
24782 register quad word memory addresses are legal.
24783 (mem_operand_gpr): Validate quad word address offsets.
24784 (reg_offset_addressing_ok_p): Add support for ISA 3.0 vector
24785 d-form (register + offset) instructions.
24786 (offsettable_ok_by_alignment): Likewise.
24787 (rs6000_legitimate_offset_address_p): Likewise.
24788 (legitimate_lo_sum_address_p): Likewise.
24789 (rs6000_legitimize_address): Likewise.
24790 (rs6000_legitimize_reload_address): Add more debug statements for
24792 (rs6000_legitimate_address_p): Add support for ISA 3.0 vector
24793 d-form instructions.
24794 (rs6000_secondary_reload_memory): Add support for ISA 3.0 vector
24795 d-form instructions. Distinguish different cases in debug
24796 output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector
24797 d-form instructions.
24798 (rs6000_preferred_reload_class): Likewise.
24799 (rs6000_output_move_128bit): Add support for ISA 3.0 d-form
24800 instructions. If ISA 3.0 is available, generate lxvx/stxvx instead
24801 of the ISA 2.06 indexed memory instructions.
24802 (rs6000_emit_prologue): If we have ISA 3.0 d-form instructions,
24803 use them to save/restore the saved vector registers instead of
24804 using Altivec instructions.
24805 (rs6000_emit_epilogue): Likewise.
24806 (rs6000_lra_p): Use TARGET_LRA instead of the old option word.
24807 (rs6000_opt_masks): Split -mpower9-dform into
24808 -mpower9-dform-scalar and -mpower9-dform-vector.
24809 (rs6000_print_options_internal): Print -mno-<switch> if <switch>
24811 * config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit
24812 ISA 3.0 vector indexed memory instructions, and fold the code into
24813 the normal mov<mode> patterns.
24814 (p9_vecstore_<mode>): Likewise.
24815 (vsx_mov<mode>): Add support for ISA 3.0 vector d-form
24817 (vsx_movti_64bit): Likewise.
24818 (vsx_movti_32bit): Likewise.
24819 * config/rs6000/constraints.md (wO constraint): New constraint for
24820 ISA 3.0 vector d-form support.
24821 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use
24822 -mpower9-dform-scalar instead of -mpower9-dform. Add note not to
24823 include -mpower9-dform-vector until we switch over to LRA.
24824 (POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two.
24825 switches, -mpower9-dform-scalar and -mpower9-dform-vector.
24826 * config/rs6000/rs6000-protos.h (quad_address_p): Add declaration.
24827 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
24828 for -mpower9-dform and -mlra.
24829 * doc/md.texi (wO constraint): Document wO constraint.
24831 2016-05-11 Alexander Monakov <amonakov@ispras.ru>
24833 * genattr.c (main): Change 'rtx' to 'rtx_insn *' in prototypes of
24834 'insn_latency', 'maximal_insn_latency', 'min_insn_conflict_delay'.
24835 * genautomata.c (output_internal_insn_code_evaluation): Simplify.
24836 Move handling of non-insn arguments inline into the sole user:
24837 (output_trans_func): ...here.
24838 (output_min_insn_conflict_delay_func): Change 'rtx' to 'rtx_insn *'
24839 in emitted function prototype.
24840 (output_internal_insn_latency_func): Ditto. Simplify.
24841 (output_internal_maximal_insn_latency_func): Ditto. Delete
24842 always-unused argument.
24843 (output_insn_latency_func): Ditto.
24844 (output_maximal_insn_latency_func): Ditto.
24846 2016-05-11 Richard Biener <rguenther@suse.de>
24848 PR tree-optimization/71055
24849 * tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting
24850 sth with precision not equal to access size verify we don't chop
24853 2016-05-11 Richard Biener <rguenther@suse.de>
24856 * dwarf2out.c (retry_incomplete_types): Set early_dwarf.
24857 (dwarf2out_finish): Move retry_incomplete_types call ...
24858 (dwarf2out_early_finish): ... here.
24860 2016-05-11 Richard Biener <rguenther@suse.de>
24862 PR middle-end/71002
24863 * alias.c (reference_alias_ptr_type): Preserve alias-set zero
24864 if the langhook insists on it.
24865 * fold-const.c (make_bit_field_ref): Add arg for the original
24866 reference and preserve its alias-set.
24867 (decode_field_reference): Take exp by reference and adjust it
24868 to the original memory reference.
24869 (optimize_bit_field_compare): Adjust callers.
24870 (fold_truth_andor_1): Likewise.
24871 * gimplify.c (gimplify_expr): Adjust in-SSA form test.
24873 2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
24875 PR middle-end/70807
24876 * cfgrtl.h (delete_insn_and_edges): Now return bool.
24877 * cfgrtl.c (delete_insn_and_edges): Likewise.
24878 * config/i386/i386.c (convert_scalars_to_vector): Remove
24880 * cse.c (cse_insn): Compute cse_cfg_altered.
24881 (delete_trivially_dead_insns): Likewise.
24882 (cse_cc_succs): Likewise.
24883 (rest_of_handle_cse): Free dominance info if required.
24884 (rest_of_handle_cse2): Likewise.
24885 (rest_of_handle_cse_after_global_opts): Likewise.
24887 2016-05-11 Alan Modra <amodra@gmail.com>
24889 * config/rs6000/rs6000.c (is_complex_IBM_long_double,
24890 abi_v4_pass_in_fpr): New functions.
24891 (rs6000_function_arg_boundary): Exclude complex IBM long double
24892 from 64-bit alignment when ABI_V4.
24893 (rs6000_function_arg, rs6000_function_arg_advance_1,
24894 rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr.
24896 2016-05-10 Segher Boessenkool <segher@kernel.crashing.org>
24898 PR rtl-optimization/71028
24899 * cfgcleanup.c (try_optimize_cfg): Do not flip a conditional
24900 jump with just a return in the fallthrough block if the branch
24901 block contains just a return as well.
24903 2016-05-10 Marc Glisse <marc.glisse@inria.fr>
24905 * fold-const.c (fold_binary_loc) [(X ^ Y) & Y]: Remove and merge with...
24906 * match.pd ((X & Y) ^ Y): ... this.
24907 ((X & Y) & Y, (X | Y) | Y, (X ^ Y) ^ Y, (X & Y) & (X & Z), (X | Y)
24908 | (X | Z), (X ^ Y) ^ (X ^ Z)): New transformations.
24910 2016-05-10 David Malcolm <dmalcolm@redhat.com>
24912 * read-md.c (require_char_ws): New function.
24913 (read_string): Simplify using require_char_ws.
24914 (handle_constants): Likewise.
24915 (handle_enum): Likewise.
24916 (handle_file): Likewise.
24917 * read-md.h (require_char_ws): New declaration.
24918 * read-rtl.c (read_conditions): Simplify using require_char_ws.
24919 (read_mapping): Likewise.
24920 (read_rtx_code): Likewise.
24921 (read_nested_rtx): Likewise.
24923 2016-05-10 James Norris <jnorris@codesourcery.com>
24925 * config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o
24926 if offloading is enabled and -fopenacc or -fopenmp is specified.
24927 (CRTOFFLOADEND): Likewise.
24928 (STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN.
24929 (ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND.
24931 2016-05-10 Uros Bizjak <ubizjak@gmail.com>
24933 * config/i386/i386.c (legitimize_pic_address): Merge 64-bit and 32-bit
24934 gotoff_operand code paths. Use copy_to_suggested_regs and
24935 expand_simple_binop where appropriate. Cleanup.
24937 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
24940 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Allow
24942 (dimode_scalar_chain::vector_const_cost): New.
24943 (dimode_scalar_chain::compute_convert_gain): Handle constants.
24944 (dimode_scalar_chain::convert_op): Likewise.
24945 (dimode_scalar_chain::convert_insn): Likewise.
24947 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
24949 * dwarf2out.c (resolve_args_picking_1): Consider DW_OP_neg as an
24950 unary operation, not a binary one.
24952 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
24954 PR middle-end/70877
24955 * tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle
24956 calls with type casted fndecl.
24958 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
24960 PR tree-optimization/70786
24961 * tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR.
24962 * calls.c (initialize_argument_information): Bind bounds
24963 with corresponding args passed by reference.
24965 2016-05-10 Jakub Jelinek <jakub@redhat.com>
24968 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>),
24969 *<code><mode>3<mask_name>): For !TARGET_AVX512DQ and EVEX encoding,
24970 use vp*[dq] instead of v*p[sd] instructions and adjust mode attribute
24973 2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
24976 * config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct
24977 code for a zero scale factor.
24978 (vsx_xvcvdpuxds_scale): Likewise.
24980 2016-05-10 David Malcolm <dmalcolm@redhat.com>
24982 * diagnostic-show-locus.c (layout::layout): Call show_ruler
24983 if show_ruler_p was set on the context.
24984 (layout::show_ruler): New method.
24985 * diagnostic.h (struct diagnostic_context): Add field
24988 2016-05-10 Richard Biener <rguenther@suse.de>
24990 PR tree-optimization/71039
24991 * tree-ssa-phiprop.c: Include tree-ssa-loop.h.
24992 (chk_uses): New function.
24993 (propagate_with_phi): Verify we can safely replicate the lhs of an
24994 aggregate assignment on all incoming edges.
24996 2016-05-10 Oleg Endo <olegendo@gcc.gnu.org>
24998 * config/rx/rx-protos.h (is_interrupt_func, is_fast_interrupt_func):
25000 (rx_atomic_sequence): New class.
25001 * config/rx/rx.c (rx_print_operand): Use symbolic names for PSW bits.
25002 (is_interrupt_func, is_fast_interrupt_func): Make non-static and
25004 (rx_atomic_sequence::rx_atomic_sequence,
25005 rx_atomic_sequence::~rx_atomic_sequence): New functions.
25006 * config/rx/rx.md (CTRLREG_PSW, CTRLREG_USP, CTRLREG_FPSW, CTRLREG_CPEN,
25007 CTRLREG_BPSW, CTRLREG_BPC, CTRLREG_ISP, CTRLREG_FINTV,
25008 CTRLREG_INTB): New constants.
25009 (FETCHOP): New code iterator.
25010 (fethcop_name, fetchop_name2): New iterator code attributes.
25011 (QIHI): New mode iterator.
25012 (atomic_exchange<mode>, atomic_exchangesi, xchg_mem<mode>,
25013 atomic_fetch_<fetchop_name>si, atomic_fetch_nandsi,
25014 atomic_<fetchop_name>_fetchsi, atomic_nand_fetchsi): New patterns.
25016 2016-05-10 Martin Liska <mliska@suse.cz>
25018 * tree-inline.c (remap_dependence_clique): Do not remap
25019 debugging statements.
25021 2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
25023 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly")
25024 ("*fixuns_truncdfdi2_z13")
25025 ("*fixuns_trunc<FP:mode><GPR:mode>2_z196")
25026 ("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13")
25027 ("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX.
25029 2016-05-10 Richard Biener <rguenther@suse.de>
25031 PR tree-optimization/70497
25032 PR tree-optimization/28367
25033 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): New function
25035 (visit_reference_op_load): ... here.
25036 (vn_reference_lookup_3): Use it to handle subreg-like accesses
25037 with simplified BIT_FIELD_REFs.
25038 * tree-ssa-pre.c (eliminate_insert): Handle inserting BIT_FIELD_REFs.
25039 * tree-complex.c (extract_component): Handle BIT_FIELD_REFs
25042 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
25044 * dwarf2out.c (add_abstract_origin_attribute): Adjust
25045 documentation comment. For BLOCK nodes, add a
25046 DW_AT_abstract_origin attribute that points to the DIE generated
25047 for the origin BLOCK.
25048 (gen_lexical_block_die): Call add_abstract_origin_attribute for
25049 blocks from inlined functions.
25051 2016-05-10 Alan Modra <amodra@gmail.com>
25054 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop
25055 regrename modifying insns saving lr before __morestack call.
25056 * config/rs6000/rs6000.md (split_stack_return): Similarly for
25057 insns restoring lr after __morestack call.
25059 2016-05-09 Jakub Jelinek <jakub@redhat.com>
25061 * config/i386/i386.md (set_got, set_got_labelled, lwp_llwpcb,
25062 lwp_lwpval<mode>3, lwp_lwpins<mode>3): Remove constraints from
25064 * config/i386/sse.md (vec_interleave_high<mode>,
25065 vec_interleave_low<mode>, <avx512>_vpermi2var<mode>3_maskz,
25066 <avx512>_vpermt2var<mode>3_maskz): Likewise.
25068 2016-05-04 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
25070 * config/rs6000/rs6000.c (rs6000_reassociation_width): Add
25071 function for TARGET_SCHED_REASSOCIATION_WIDTH to enable
25072 parallel reassociation for power8 and forward.
25074 2016-05-09 Uros Bizjak <ubizjak@gmail.com>
25076 * config/i386/i386.md (absneg splitters with general regs): Use
25077 general_reg_operand predicate.
25078 (btsq peephole2): Use x86_64_immediate_operand to check if new
25079 value is suitable for immediate operand. Generate emitted insn
25080 using RTL expressions.
25081 (btcq peephole2): Ditto.
25082 (btrq peephole2): Ditto. Generate correct immediate operand
25085 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
25087 * cfgexpand.c (expand_debug_expr): Fix address offset for negative
25090 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
25092 * tree-affine.c (wide_int_constant_multiple_p): Add missing
25093 pointer dereference.
25095 2016-05-09 Richard Biener <rguenther@suse.de>
25097 PR tree-optimization/70985
25098 * match.pd (BIT_FIELD_REF -> (type)): Disable on GIMPLE when
25099 op0 isn't a gimple register.
25101 2016-05-09 Prachi Godbole <prachi.godbole@imgtec.com>
25103 * config/mips/i6400.md (i6400_fpu_intadd, i6400_fpu_logic)
25104 (i6400_fpu_div, i6400_fpu_cmp, i6400_fpu_float, i6400_fpu_store)
25105 (i6400_fpu_long_pipe, i6400_fpu_logic_l, i6400_fpu_float_l)
25106 (i6400_fpu_mult): New cpu units.
25107 (i6400_msa_add_d, i6400_msa_int_add, i6400_msa_short_logic3)
25108 (i6400_msa_short_logic2, i6400_msa_short_logic, i6400_msa_move)
25109 (i6400_msa_cmp, i6400_msa_short_float2, i6400_msa_div_d)
25110 (i6400_msa_div_w, i6400_msa_div_h, i6400_msa_div_b)
25111 (i6400_msa_copy, i6400_msa_branch, i6400_fpu_msa_store)
25112 (i6400_fpu_msa_load, i6400_fpu_msa_move, i6400_msa_long_logic1)
25113 (i6400_msa_long_logic2, i6400_msa_mult, i6400_msa_long_float2)
25114 (i6400_msa_long_float4, i6400_msa_long_float5)
25115 (i6400_msa_long_float8, i6400_msa_fdiv_df)
25116 (i6400_msa_fdiv_sf): New reservations.
25117 * config/mips/p5600.md (p5600_fpu_intadd, p5600_fpu_cmp)
25118 (p5600_fpu_float, p5600_fpu_logic_a, p5600_fpu_logic_b)
25119 (p5600_fpu_div, p5600_fpu_logic, p5600_fpu_float_a)
25120 (p5600_fpu_float_b, p5600_fpu_float_c, p5600_fpu_float_d)
25121 (p5600_fpu_mult, p5600_fpu_fdiv, p5600_fpu_load): New cpu units.
25122 (msa_short_int_add, msa_short_logic, msa_short_logic_move_v)
25123 (msa_short_cmp, msa_short_float2, msa_short_logic3)
25124 (msa_short_store4, msa_long_load, msa_short_store)
25125 (msa_long_logic, msa_long_float2, msa_long_float4)
25126 (msa_long_float5, msa_long_float8, msa_long_mult)
25127 (msa_long_fdiv, msa_long_div): New reservations.
25129 2016-05-09 Robert Suchanek <robert.suchanek@imgtec.com>
25130 Sameera Deshpande <sameera.deshpande@imgtec.com>
25131 Matthew Fortune <matthew.fortune@imgtec.com>
25132 Graham Stott <graham.stott@imgtec.com>
25133 Chao-ying Fu <chao-ying.fu@imgtec.com>
25135 * config.gcc: Add MSA header file for mips*-*-* target.
25136 * config/mips/constraints.md (YI, YC, YZ, Unv5, Uuv5, Usv5, Uuv6)
25137 (Ubv8i, Urv8): New constraints.
25138 * config/mips/mips-ftypes.def: Add function types for MSA
25140 * config/mips/mips-modes.def (V16QI, V8HI, V4SI, V2DI, V4SF)
25141 (V2DF, V32QI, V16HI, V8SI, V4DI, V8SF, V4DF): New modes.
25142 * config/mips/mips-msa.md: New file.
25143 * config/mips/mips-protos.h
25144 (mips_split_128bit_const_insns): New prototype.
25145 (mips_msa_idiv_insns): Likewise.
25146 (mips_split_128bit_move): Likewise.
25147 (mips_split_128bit_move_p): Likewise.
25148 (mips_split_msa_copy_d): Likewise.
25149 (mips_split_msa_insert_d): Likewise.
25150 (mips_split_msa_fill_d): Likewise.
25151 (mips_expand_msa_branch): Likewise.
25152 (mips_const_vector_same_val_p): Likewise.
25153 (mips_const_vector_same_bytes_p): Likewise.
25154 (mips_const_vector_same_int_p): Likewise.
25155 (mips_const_vector_shuffle_set_p): Likewise.
25156 (mips_const_vector_bitimm_set_p): Likewise.
25157 (mips_const_vector_bitimm_clr_p): Likewise.
25158 (mips_msa_vec_parallel_const_half): Likewise.
25159 (mips_msa_output_division): Likewise.
25160 (mips_ldst_scaled_shift): Likewise.
25161 (mips_expand_vec_cond_expr): Likewise.
25162 * config/mips/mips.c (enum mips_builtin_type): Add
25163 MIPS_BUILTIN_MSA_TEST_BRANCH.
25164 (mips_gen_const_int_vector_shuffle): New prototype.
25165 (mips_const_vector_bitimm_set_p): New function.
25166 (mips_const_vector_bitimm_clr_p): Likewise.
25167 (mips_const_vector_same_val_p): Likewise.
25168 (mips_const_vector_same_bytes_p): Likewise.
25169 (mips_const_vector_same_int_p): Likewise.
25170 (mips_const_vector_shuffle_set_p): Likewise.
25171 (mips_symbol_insns): Forbid loading symbols via immediate for
25173 (mips_valid_offset_p): Limit offset to 10-bit for MSA loads and
25175 (mips_valid_lo_sum_p): Forbid loadings symbols via %lo(base) for
25177 (mips_lx_address_p): Add support load indexed address for MSA.
25178 (mips_address_insns): Add calculation of instructions needed for
25179 stores and loads for MSA.
25180 (mips_const_insns): Move CONST_DOUBLE below CONST_VECTOR. Handle
25181 CONST_VECTOR for MSA and let it fall through.
25182 (mips_ldst_scaled_shift): New function.
25183 (mips_subword_at_byte): Likewise.
25184 (mips_msa_idiv_insns): Likewise.
25185 (mips_legitimize_move): Validate MSA moves.
25186 (mips_rtx_costs): Add UNGE, UNGT, UNLE, UNLT cases. Add
25187 calculation of costs for MSA division.
25188 (mips_split_move_p): Check if MSA moves need splitting.
25189 (mips_split_move): Split MSA moves if necessary.
25190 (mips_split_128bit_move_p): New function.
25191 (mips_split_128bit_move): Likewise.
25192 (mips_split_msa_copy_d): Likewise.
25193 (mips_split_msa_insert_d): Likewise.
25194 (mips_split_msa_fill_d): Likewise.
25195 (mips_output_move): Handle MSA moves.
25196 (mips_expand_msa_branch): New function.
25197 (mips_print_operand): Add 'E', 'B', 'w', 'v' and 'V' modifiers.
25198 Reinstate 'y' modifier.
25199 (mips_file_start): Add MSA .gnu_attribute.
25200 (mips_hard_regno_mode_ok_p): Allow TImode and 128-bit vectors in
25202 (mips_hard_regno_nregs): Always return 1 for MSA supported mode.
25203 (mips_class_max_nregs): Add register size for MSA supported mode.
25204 (mips_cannot_change_mode_class): Allow conversion between MSA
25205 vector modes and TImode.
25206 (mips_mode_ok_for_mov_fmt_p): Allow MSA to use move.v
25208 (mips_secondary_reload_class): Force MSA loads/stores via memory.
25209 (mips_preferred_simd_mode): Add preffered modes for MSA.
25210 (mips_vector_mode_supported_p): Add MSA supported modes.
25211 (mips_autovectorize_vector_sizes): New function.
25212 (mips_msa_output_division): Likewise.
25213 (MSA_BUILTIN, MIPS_BUILTIN_DIRECT_NO_TARGET)
25214 (MSA_NO_TARGET_BUILTIN, MSA_BUILTIN_TEST_BRANCH): New macros.
25215 (CODE_FOR_msa_adds_s_b, CODE_FOR_msa_adds_s_h)
25216 (CODE_FOR_msa_adds_s_w, CODE_FOR_msa_adds_s_d)
25217 (CODE_FOR_msa_adds_u_b, CODE_FOR_msa_adds_u_h)
25218 (CODE_FOR_msa_adds_u_w, CODE_FOR_msa_adds_u_du
25219 (CODE_FOR_msa_addv_b, CODE_FOR_msa_addv_h, CODE_FOR_msa_addv_w)
25220 (CODE_FOR_msa_addv_d, CODE_FOR_msa_and_v, CODE_FOR_msa_bmnz_v)
25221 (CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bmz_v, CODE_FOR_msa_bmzi_b)
25222 (CODE_FOR_msa_bnz_v, CODE_FOR_msa_bz_v, CODE_FOR_msa_bsel_v)
25223 (CODE_FOR_msa_bseli_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w)
25224 (CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b)
25225 (CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w)
25226 (CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clti_u_b)
25227 (CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w)
25228 (CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_s_b)
25229 (CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w)
25230 (CODE_FOR_msa_clei_s_d, CODE_FOR_msa_clei_u_b)
25231 (CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w)
25232 (CODE_FOR_msa_clei_u_d, CODE_FOR_msa_div_s_b)
25233 (CODE_FOR_msa_div_s_h, CODE_FOR_msa_div_s_w)
25234 (CODE_FOR_msa_div_s_d, CODE_FOR_msa_div_u_b)
25235 (CODE_FOR_msa_div_u_h, CODE_FOR_msa_div_u_w)
25236 (CODE_FOR_msa_div_u_d, CODE_FOR_msa_fadd_w, CODE_FOR_msa_fadd_d)
25237 (CODE_FOR_msa_fexdo_w, CODE_FOR_msa_ftrunc_s_w)
25238 (CODE_FOR_msa_ftrunc_s_d, CODE_FOR_msa_ftrunc_u_w)
25239 (CODE_FOR_msa_ftrunc_u_d, CODE_FOR_msa_ffint_s_w)
25240 (CODE_FOR_msa_ffint_s_d, CODE_FOR_msa_ffint_u_w)
25241 (CODE_FOR_msa_ffint_u_d, CODE_FOR_msa_fsub_w)
25242 (CODE_FOR_msa_fsub_d, CODE_FOR_msa_fmsub_d, CODE_FOR_msa_fmadd_w)
25243 (CODE_FOR_msa_fmadd_d, CODE_FOR_msa_fmsub_w, CODE_FOR_msa_fmul_w)
25244 (CODE_FOR_msa_fmul_d, CODE_FOR_msa_fdiv_w, CODE_FOR_msa_fdiv_d)
25245 (CODE_FOR_msa_fmax_w, CODE_FOR_msa_fmax_d, CODE_FOR_msa_fmax_a_w)
25246 (CODE_FOR_msa_fmax_a_d, CODE_FOR_msa_fmin_w, CODE_FOR_msa_fmin_d)
25247 (CODE_FOR_msa_fmin_a_w, CODE_FOR_msa_fmin_a_d)
25248 (CODE_FOR_msa_fsqrt_w, CODE_FOR_msa_fsqrt_d)
25249 (CODE_FOR_msa_max_s_b, CODE_FOR_msa_max_s_h)
25250 (CODE_FOR_msa_max_s_w, CODE_FOR_msa_max_s_d)
25251 (CODE_FOR_msa_max_u_b, CODE_FOR_msa_max_u_h)
25252 (CODE_FOR_msa_max_u_w, CODE_FOR_msa_max_u_d)
25253 (CODE_FOR_msa_min_s_b, CODE_FOR_msa_min_s_h)
25254 (CODE_FOR_msa_min_s_w, CODE_FOR_msa_min_s_d)
25255 (CODE_FOR_msa_min_u_b, CODE_FOR_msa_min_u_h)
25256 (CODE_FOR_msa_min_u_w, CODE_FOR_msa_min_u_d)
25257 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
25258 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
25259 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
25260 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
25261 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
25262 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
25263 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
25264 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
25265 (CODE_FOR_msa_mulv_b, CODE_FOR_msa_mulv_h, CODE_FOR_msa_mulv_w)
25266 (CODE_FOR_msa_mulv_d, CODE_FOR_msa_nlzc_b, CODE_FOR_msa_nlzc_h)
25267 (CODE_FOR_msa_nlzc_w, CODE_FOR_msa_nlzc_d, CODE_FOR_msa_nor_v)
25268 (CODE_FOR_msa_or_v, CODE_FOR_msa_ori_b, CODE_FOR_msa_nori_b)
25269 (CODE_FOR_msa_pcnt_b, CODE_FOR_msa_pcnt_h, CODE_FOR_msa_pcnt_w)
25270 (CODE_FOR_msa_pcnt_d, CODE_FOR_msa_xor_v, CODE_FOR_msa_xori_b)
25271 (CODE_FOR_msa_sll_b, CODE_FOR_msa_sll_h, CODE_FOR_msa_sll_w)
25272 (CODE_FOR_msa_sll_d, CODE_FOR_msa_slli_b, CODE_FOR_msa_slli_h)
25273 (CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, CODE_FOR_msa_sra_b)
25274 (CODE_FOR_msa_sra_h, CODE_FOR_msa_sra_w, CODE_FOR_msa_sra_d)
25275 (CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w)
25276 (CODE_FOR_msa_srai_d, CODE_FOR_msa_srl_b, CODE_FOR_msa_srl_h)
25277 (CODE_FOR_msa_srl_w, CODE_FOR_msa_srl_d, CODE_FOR_msa_srli_b)
25278 (CODE_FOR_msa_srli_h, CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d)
25279 (CODE_FOR_msa_subv_b, CODE_FOR_msa_subv_h, CODE_FOR_msa_subv_w)
25280 (CODE_FOR_msa_subv_d, CODE_FOR_msa_subvi_b, CODE_FOR_msa_subvi_h)
25281 (CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, CODE_FOR_msa_move_v)
25282 (CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, CODE_FOR_msa_vshf_w)
25283 (CODE_FOR_msa_vshf_d, CODE_FOR_msa_ilvod_d, CODE_FOR_msa_ilvev_d)
25284 (CODE_FOR_msa_pckod_d, CODE_FOR_msa_pckdev_d, CODE_FOR_msa_ldi_b)
25285 (CODE_FOR_msa_ldi_hi, CODE_FOR_msa_ldi_w)
25286 (CODE_FOR_msa_ldi_d): New code_aliasing macros.
25287 (mips_builtins): Add MSA sll_b, sll_h, sll_w, sll_d, slli_b,
25288 slli_h, slli_w, slli_d, sra_b, sra_h, sra_w, sra_d, srai_b,
25289 srai_h, srai_w, srai_d, srar_b, srar_h, srar_w, srar_d, srari_b,
25290 srari_h, srari_w, srari_d, srl_b, srl_h, srl_w, srl_d, srli_b,
25291 srli_h, srli_w, srli_d, srlr_b, srlr_h, srlr_w, srlr_d, srlri_b,
25292 srlri_h, srlri_w, srlri_d, bclr_b, bclr_h, bclr_w, bclr_d,
25293 bclri_b, bclri_h, bclri_w, bclri_d, bset_b, bset_h, bset_w,
25294 bset_d, bseti_b, bseti_h, bseti_w, bseti_d, bneg_b, bneg_h,
25295 bneg_w, bneg_d, bnegi_b, bnegi_h, bnegi_w, bnegi_d, binsl_b,
25296 binsl_h, binsl_w, binsl_d, binsli_b, binsli_h, binsli_w,
25297 binsli_d, binsr_b, binsr_h, binsr_w, binsr_d, binsri_b, binsri_h,
25298 binsri_w, binsri_d, addv_b, addv_h, addv_w, addv_d, addvi_b,
25299 addvi_h, addvi_w, addvi_d, subv_b, subv_h, subv_w, subv_d,
25300 subvi_b, subvi_h, subvi_w, subvi_d, max_s_b, max_s_h, max_s_w,
25301 max_s_d, maxi_s_b, maxi_s_h, maxi_s_w, maxi_s_d, max_u_b,
25302 max_u_h, max_u_w, max_u_d, maxi_u_b, maxi_u_h, maxi_u_w,
25303 maxi_u_d, min_s_b, min_s_h, min_s_w, min_s_d, mini_s_b, mini_s_h,
25304 mini_s_w, mini_s_d, min_u_b, min_u_h, min_u_w, min_u_d, mini_u_b,
25305 mini_u_h, mini_u_w, mini_u_d, max_a_b, max_a_h, max_a_w, max_a_d,
25306 min_a_b, min_a_h, min_a_w, min_a_d, ceq_b, ceq_h, ceq_w, ceq_d,
25307 ceqi_b, ceqi_h, ceqi_w, ceqi_d, clt_s_b, clt_s_h, clt_s_w,
25308 clt_s_d, clti_s_b, clti_s_h, clti_s_w, clti_s_d, clt_u_b,
25309 clt_u_h, clt_u_w, clt_u_d, clti_u_b, clti_u_h, clti_u_w,
25310 clti_u_d, cle_s_b, cle_s_h, cle_s_w, cle_s_d, clei_s_b, clei_s_h,
25311 clei_s_w, clei_s_d, cle_u_b, cle_u_h, cle_u_w, cle_u_d, clei_u_b,
25312 clei_u_h, clei_u_w, clei_u_d, ld_b, ld_h, ld_w, ld_d, st_b, st_h,
25313 st_w, st_d, sat_s_b, sat_s_h, sat_s_w, sat_s_d, sat_u_b, sat_u_h,
25314 sat_u_w, sat_u_d, add_a_b, add_a_h, add_a_w, add_a_d, adds_a_b,
25315 adds_a_h, adds_a_w, adds_a_d, adds_s_b, adds_s_h, adds_s_w,
25316 adds_s_d, adds_u_b, adds_u_h, adds_u_w, adds_u_d, ave_s_b,
25317 ave_s_h, ave_s_w, ave_s_d, ave_u_b, ave_u_h, ave_u_w, ave_u_d,
25318 aver_s_b, aver_s_h, aver_s_w, aver_s_d, aver_u_b, aver_u_h,
25319 aver_u_w, aver_u_d, subs_s_b, subs_s_h, subs_s_w, subs_s_d,
25320 subs_u_b, subs_u_h, subs_u_w, subs_u_d, subsuu_s_b, subsuu_s_h,
25321 subsuu_s_w, subsuu_s_d, subsus_u_b, subsus_u_h, subsus_u_w,
25322 subsus_u_d, asub_s_b, asub_s_h, asub_s_w, asub_s_d, asub_u_b,
25323 asub_u_h, asub_u_w, asub_u_d, mulv_b, mulv_h, mulv_w, mulv_d,
25324 maddv_b, maddv_h, maddv_w, maddv_d, msubv_b, msubv_h, msubv_w,
25325 msubv_d, div_s_b, div_s_h, div_s_w, div_s_d, div_u_b, div_u_h,
25326 div_u_w, div_u_d, hadd_s_h, hadd_s_w, hadd_s_d, hadd_u_h,
25327 hadd_u_w, hadd_u_d, hsub_s_h, hsub_s_w, hsub_s_d, hsub_u_h,
25328 hsub_u_w, hsub_u_d, mod_s_b, mod_s_h, mod_s_w, mod_s_d, mod_u_b,
25329 mod_u_h, mod_u_w, mod_u_d, dotp_s_h, dotp_s_w, dotp_s_d,
25330 dotp_u_h, dotp_u_w, dotp_u_d, dpadd_s_h, dpadd_s_w, dpadd_s_d,
25331 dpadd_u_h, dpadd_u_w, dpadd_u_d, dpsub_s_h, dpsub_s_w, dpsub_s_d,
25332 dpsub_u_h, dpsub_u_w, dpsub_u_d, sld_b, sld_h, sld_w, sld_d,
25333 sldi_b, sldi_h, sldi_w, sldi_d, splat_b, splat_h, splat_w,
25334 splat_d, splati_b, splati_h, splati_w, splati_d, pckev_b,
25335 pckev_h, pckev_w, pckev_d, pckod_b, pckod_h, pckod_w, pckod_d,
25336 ilvl_b, ilvl_h, ilvl_w, ilvl_d, ilvr_b, ilvr_h, ilvr_w, ilvr_d,
25337 ilvev_b, ilvev_h, ilvev_w, ilvev_d, ilvod_b, ilvod_h, ilvod_w,
25338 ilvod_d, vshf_b, vshf_h, vshf_w, vshf_d, and_v, andi_b, or_v,
25339 ori_b, nor_v, nori_b, xor_v, xori_b, bmnz_v, bmnzi_b, bmz_v,
25340 bmzi_b, bsel_v, bseli_b, shf_b, shf_h, shf_w, bnz_v, bz_v,
25341 fill_b, fill_h, fill_w, fill_d, pcnt_b, pcnt_h, pcnt_w,
25342 pcnt_d, nloc_b, nloc_h, nloc_w, nloc_d, nlzc_b, nlzc_h, nlzc_w,
25343 nlzc_d, copy_s_b, copy_s_h, copy_s_w, copy_s_d, copy_u_b,
25344 copy_u_h, copy_u_w, copy_u_d, insert_b, insert_h, insert_w,
25345 insert_d, insve_b, insve_h, insve_w, insve_d, bnz_b, bnz_h,
25346 bnz_w, bnz_d, bz_b, bz_h, bz_w, bz_d, ldi_b, ldi_h, ldi_w, ldi_d,
25347 fcaf_w, fcaf_d, fcor_w, fcor_d, fcun_w, fcun_d, fcune_w, fcune_d,
25348 fcueq_w, fcueq_d, fceq_w, fceq_d, fcne_w, fcne_d, fclt_w, fclt_d,
25349 fcult_w, fcult_d, fcle_w, fcle_d, fcule_w, fcule_d, fsaf_w,
25350 fsaf_d, fsor_w, fsor_d, fsun_w, fsun_d, fsune_w, fsune_d,
25351 fsueq_w, fsueq_d, fseq_w, fseq_d, fsne_w, fsne_d, fslt_w,
25352 fslt_d, fsult_w, fsult_d, fsle_w, fsle_d, fsule_w, fsule_d,
25353 fadd_w, fadd_d, fsub_w, fsub_d, fmul_w, fmul_d, fdiv_w, fdiv_d,
25354 fmadd_w, fmadd_d, fmsub_w, fmsub_d, fexp2_w, fexp2_d, fexdo_h,
25355 fexdo_w, ftq_h, ftq_w, fmin_w, fmin_d, fmin_a_w, fmin_a_d,
25356 fmax_w, fmax_d, fmax_a_w, fmax_a_d, mul_q_h, mul_q_w, mulr_q_h,
25357 mulr_q_w, madd_q_h, madd_q_w, maddr_q_h, maddr_q_w, msub_q_h,
25358 msub_q_w, msubr_q_h, msubr_q_w, fclass_w, fclass_d, fsqrt_w,
25359 fsqrt_d, frcp_w, frcp_d, frint_w, frint_d, frsqrt_w, frsqrt_d,
25360 flog2_w, flog2_d, fexupl_w, fexupl_d, fexupr_w, fexupr_d, ffql_w,
25361 ffql_d, ffqr_w, ffqr_d, ftint_s_w, ftint_s_d, ftint_u_w,
25362 ftint_u_d, ftrunc_s_w, ftrunc_s_d, ftrunc_u_w, ftrunc_u_d,
25363 ffint_s_w, ffint_s_d, ffint_u_w, ffint_u_d, ctcmsa, cfcmsa,
25365 (mips_get_builtin_decl_index): New array.
25366 (MIPS_ATYPE_QI, MIPS_ATYPE_HI, MIPS_ATYPE_V2DI, MIPS_ATYPE_V4SI)
25367 (MIPS_ATYPE_V8HI, MIPS_ATYPE_V16QI, MIPS_ATYPE_V2DF)
25368 (MIPS_ATYPE_V4SF, MIPS_ATYPE_UV2DI, MIPS_ATYPE_UV4SI)
25369 (MIPS_ATYPE_UV8HI, MIPS_ATYPE_UV16QI): New.
25370 (mips_init_builtins): Initialize mips_get_builtin_decl_index
25372 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
25374 (mips_expand_builtin_insn): Prepare operands for
25375 CODE_FOR_msa_addvi_b, CODE_FOR_msa_addvi_h, CODE_FOR_msa_addvi_w,
25376 CODE_FOR_msa_addvi_d, CODE_FOR_msa_clti_u_b,
25377 CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w,
25378 CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_u_b,
25379 CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w,
25380 CODE_FOR_msa_clei_u_d, CODE_FOR_msa_maxi_u_b,
25381 CODE_FOR_msa_maxi_u_h, CODE_FOR_msa_maxi_u_w,
25382 CODE_FOR_msa_maxi_u_d, CODE_FOR_msa_mini_u_b,
25383 CODE_FOR_msa_mini_u_h, CODE_FOR_msa_mini_u_w,
25384 CODE_FOR_msa_mini_u_d, CODE_FOR_msa_subvi_b,
25385 CODE_FOR_msa_subvi_h, CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d,
25386 CODE_FOR_msa_ceqi_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w,
25387 CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b,
25388 CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w,
25389 CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clei_s_b,
25390 CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w,
25391 CODE_FOR_msa_clei_s_d, CODE_FOR_msa_maxi_s_b,
25392 CODE_FOR_msa_maxi_s_h, CODE_FOR_msa_maxi_s_w,
25393 CODE_FOR_msa_maxi_s_d, CODE_FOR_msa_mini_s_b,
25394 CODE_FOR_msa_mini_s_h, CODE_FOR_msa_mini_s_w,
25395 CODE_FOR_msa_mini_s_d, CODE_FOR_msa_andi_b, CODE_FOR_msa_ori_b,
25396 CODE_FOR_msa_nori_b, CODE_FOR_msa_xori_b, CODE_FOR_msa_bmzi_b,
25397 CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bseli_b, CODE_FOR_msa_fill_b,
25398 CODE_FOR_msa_fill_h, CODE_FOR_msa_fill_w, CODE_FOR_msa_fill_d,
25399 CODE_FOR_msa_ilvl_b, CODE_FOR_msa_ilvl_h, CODE_FOR_msa_ilvl_w,
25400 CODE_FOR_msa_ilvl_d, CODE_FOR_msa_ilvr_b, CODE_FOR_msa_ilvr_h,
25401 CODE_FOR_msa_ilvr_w, CODE_FOR_msa_ilvr_d, CODE_FOR_msa_ilvev_b,
25402 CODE_FOR_msa_ilvev_h, CODE_FOR_msa_ilvev_w, CODE_FOR_msa_ilvod_b,
25403 CODE_FOR_msa_ilvod_h, CODE_FOR_msa_ilvod_w, CODE_FOR_msa_pckev_b,
25404 CODE_FOR_msa_pckev_h, CODE_FOR_msa_pckev_w, CODE_FOR_msa_pckod_b,
25405 CODE_FOR_msa_pckod_h, CODE_FOR_msa_pckod_w, CODE_FOR_msa_slli_b,
25406 CODE_FOR_msa_slli_h, CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d,
25407 CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w,
25408 CODE_FOR_msa_srai_d, CODE_FOR_msa_srli_b, CODE_FOR_msa_srli_h,
25409 CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d, CODE_FOR_msa_insert_b,
25410 CODE_FOR_msa_insert_h, CODE_FOR_msa_insert_w,
25411 CODE_FOR_msa_insert_d, CODE_FOR_msa_insve_b,
25412 CODE_FOR_msa_insve_h, CODE_FOR_msa_insve_w, CODE_FOR_msa_insve_d,
25413 CODE_FOR_msa_shf_b, CODE_FOR_msa_shf_h, CODE_FOR_msa_shf_w,
25414 CODE_FOR_msa_shf_w_f, CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h,
25415 CODE_FOR_msa_vshf_w, CODE_FOR_msa_vshf_d.
25416 (mips_expand_builtin): Add case for MIPS_BULTIN_MSA_TEST_BRANCH.
25417 (mips_set_compression_mode): Disallow MSA with MIPS16 code.
25418 (mips_option_override): -mmsa requires -mfp64 and -mhard-float.
25419 These are set implicitly and an error is reported if overridden.
25420 (mips_expand_builtin_msa_test_branch): New function.
25421 (mips_expand_msa_shuffle): Likewise.
25422 (MAX_VECT_LEN): Increase maximum length of a vector to 16 bytes.
25423 (TARGET_SCHED_REASSOCIATION_WIDTH): Define target hook.
25424 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Likewise.
25425 (mips_expand_vec_unpack): Add support for MSA.
25426 (mips_expand_vector_init): Likewise.
25427 (mips_expand_vi_constant): Use CONST0_RTX (element_mode)
25428 instead of const0_rtx.
25429 (mips_msa_vec_parallel_const_half): New function.
25430 (mips_gen_const_int_vector): Likewise.
25431 (mips_gen_const_int_vector_shuffle): Likewise.
25432 (mips_expand_msa_cmp): Likewise.
25433 (mips_expand_vec_cond_expr): Likewise.
25434 * config/mips/mips.h
25435 (TARGET_CPU_CPP_BUILTINS): Add __mips_msa and __mips_msa_width.
25436 (OPTION_DEFAULT_SPECS): Ignore --with-fp-32 if -mmsa is
25438 (ASM_SPEC): Pass mmsa and mno-msa to the assembler.
25439 (ISA_HAS_MSA): New macro.
25440 (UNITS_PER_MSA_REG): Likewise.
25441 (BITS_PER_MSA_REG): Likewise.
25442 (BIGGEST_ALIGNMENT): Redefine using ISA_HAS_MSA.
25443 (MSA_REG_FIRST): New macro.
25444 (MSA_REG_LAST): Likewise.
25445 (MSA_REG_NUM): Likewise.
25446 (MSA_REG_P): Likewise.
25447 (MSA_REG_RTX_P): Likewise.
25448 (MSA_SUPPORTED_MODE_P): Likewise.
25449 (HARD_REGNO_CALL_PART_CLOBBERED): Redefine using TARGET_MSA.
25450 (ADDITIONAL_REGISTER_NAMES): Add named registers $w0-$w31.
25451 * config/mips/mips.md: Include mips-msa.md.
25452 (alu_type): Add simd_add.
25453 (mode): Add V2DI, V4SI, V8HI, V16QI, V2DF, V4SF.
25454 (type): Add simd_div, simd_fclass, simd_flog2, simd_fadd,
25455 simd_fcvt, simd_fmul, simd_fmadd, simd_fdiv, simd_bitins,
25456 simd_bitmov, simd_insert, simd_sld, simd_mul, simd_fcmp,
25457 simd_fexp2, simd_int_arith, simd_bit, simd_shift, simd_splat,
25458 simd_fill, simd_permute, simd_shf, simd_sat, simd_pcnt,
25459 simd_copy, simd_branch, simd_cmsa, simd_fminmax, simd_logic,
25460 simd_move, simd_load, simd_store. Choose "multi" for moves
25462 (qword_mode): New attribute.
25463 (insn_count): Add instruction count for quad moves.
25464 Increase the count for MIPS SIMD division.
25465 (UNITMODE): Add UNITMODEs for vector types.
25466 (addsub): New code iterator.
25467 * config/mips/mips.opt (mmsa): New option.
25468 * config/mips/msa.h: New file.
25469 * config/mips/mti-elf.h: Don't infer -mfpxx if -mmsa is
25471 * config/mips/mti-linux.h: Likewise.
25472 * config/mips/predicates.md
25473 (const_msa_branch_operand): New constraint.
25474 (const_uimm3_operand): Likewise.
25475 (const_uimm4_operand): Likewise.
25476 (const_uimm5_operand): Likewise.
25477 (const_uimm8_operand): Likewise.
25478 (const_imm5_operand): Likewise.
25479 (aq10b_operand): Likewise.
25480 (aq10h_operand): Likewise.
25481 (aq10w_operand): Likewise.
25482 (aq10d_operand): Likewise.
25483 (const_m1_operand): Likewise.
25484 (reg_or_m1_operand): Likewise.
25485 (const_exp_2_operand): Likewise.
25486 (const_exp_4_operand): Likewise.
25487 (const_exp_8_operand): Likewise.
25488 (const_exp_16_operand): Likewise.
25489 (const_vector_same_val_operand): Likewise.
25490 (const_vector_same_simm5_operand): Likewise.
25491 (const_vector_same_uimm5_operand): Likewise.
25492 (const_vector_same_uimm6_operand): Likewise.
25493 (const_vector_same_uimm8_operand): Likewise.
25494 (par_const_vector_shf_set_operand): Likewise.
25495 (reg_or_vector_same_val_operand): Likewise.
25496 (reg_or_vector_same_simm5_operand): Likewise.
25497 (reg_or_vector_same_uimm6_operand): Likewise.
25498 * doc/extend.texi (MIPS SIMD Architecture Functions): New
25500 * doc/invoke.texi (-mmsa): Document new option.
25502 2016-05-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
25504 * configure.ac (enable_vtable_verify): Handle --enable-vtable-verify.
25505 * configure: Regenerate.
25506 * config.in: Regenerate.
25507 * gcc.c (VTABLE_VERIFICATION_SPEC) [!ENABLE_VTABLE_VERIFY]: Error
25508 on -fvtable-verify.
25509 * config/sol2.h [!ENABLE_VTABLE_VERIFY] (STARTFILE_VTV_SPEC): Define.
25510 (ENDFILE_VTV_SPEC): Define.
25512 2016-05-09 Kaushik Phatak <kaushik.phatak@kpit.com>
25514 * config/rl78/rl78.c (rl78_expand_prologue): Save the MDUC related
25515 registers in all interrupt handlers if necessary.
25516 (rl78_option_override): Add warning.
25517 (MUST_SAVE_MDUC_REGISTERS): New macro.
25518 (rl78_expand_epilogue): Restore the MDUC registers if necessary.
25519 * config/rl78/rl78.c (check_mduc_usage): New function.
25520 (mduc_regs): New structure to hold MDUC register data.
25521 * config/rl78/rl78.md (is_g13_muldiv_insn): New attribute.
25522 (mulsi3_g13): Add is_g13_muldiv_insn attribute.
25523 (udivmodsi4_g13): Add is_g13_muldiv_insn attribute.
25524 (mulhi3_g13): Add is_g13_muldiv_insn attribute.
25525 * config/rl78/rl78.opt (msave-mduc-in-interrupts): New option.
25526 * doc/invoke.texi (RL78 Options): Add -msave-mduc-in-interrupts.
25528 2016-05-09 Bin Cheng <bin.cheng@arm.com>
25530 * tree-if-conv.c (tree-ssa-loop.h): Include header file.
25531 (tree-ssa-loop-niter.h): Ditto.
25532 (idx_within_array_bound, ref_within_array_bound): New functions.
25533 (ifcvt_memrefs_wont_trap): Check if array ref is within bound.
25534 Factor out check on writable base object to ...
25535 (base_object_writable): ... here.
25537 2016-05-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25539 * config/arm/arm.md (probe_stack): Add modes to set source
25542 2016-05-09 Bernd Schmidt <bschmidt@redhat.com>
25544 * regrename.c (base_reg_class_for_rename): New static function.
25545 (scan_rtx_address, scan_rtx): Use it instead of base_reg_class.
25547 2016-05-08 Jan Hubicka <hubicka@ucw.cz>
25549 * cgraph.c (thunk_adjust): Export.
25550 * cgraphclones.c (cgraph_node::create_clone): Clone thunk info.
25551 * cgraphunit.c (thunk_adjust): Export.
25552 (cgraph_node::assemble_thunks_and_aliases): Do not assemble inlined
25554 * ipa-inline-analyssi.c (compute_inline_parameters): Thunks are
25556 * tree-inline.c (expand_call_inline): Expand thunks inline.
25558 2016-05-08 Uros Bizjak <ubizjak@gmail.com>
25561 * config/i386/sse.md (*sse2_vd_cvtsd2ss): New insn pattern.
25562 (*sse2_vd_cvtss2sd): Ditto.
25563 * config/i386/i386.md
25564 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf splitter):
25565 Generate *sse2_vd_cvtsd2ss pattern.
25566 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df splitter):
25567 Generate *sse2_vd_cvtss2sd pattern.
25569 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
25571 * config/sh/sh.h (GET_SH_ARG_CLASS): Convert macro into ...
25572 * config/sh/sh.c (get_sh_arg_class): ... this new function. Update its
25575 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
25577 * config/sh/sh-protos.h (sh_media_register_for_return): Remove.
25578 * config/sh/sh.c: Define and declare variables on first use throughout
25580 (current_function_interrupt): Change to bool type.
25581 (frame_insn): Rename to emit_frame_insn and update users.
25582 (push_regs): Use bool for 'interrupt_handler' argument.
25583 (save_schedule_s): Remove.
25584 (TARGET_ASM_UNALIGNED_DI_OP, TARGET_ASM_ALIGNED_DI_OP): Remove.
25585 (sh_option_override): Don't nullify targetm.asm_out.aligned_op.di and
25586 targetm.asm_out.unaligned_op.di.
25587 (gen_far_branch): Remove redundant forward declaration.
25588 (sh_media_register_for_return, MAX_SAVED_REGS, save_entry_s, save_entry,
25589 MAX_TEMPS, save_schedule_ssave_schedule): Remove.
25590 (sh_set_return_address, sh_function_ok_for_sibcall,
25591 scavenge_reg): Update comments.
25592 (sh_builtin_saveregs): Use TRAGET_FPU_ANY condition.
25593 (sh2a_get_function_vector_number, sh2a_function_vector_p): Use for loop.
25594 (sh_attr_renesas_p): Remove unnecessary parentheses.
25595 (branch_dest): Simplify.
25596 * config/sh/sh.h (sh_args): Remove byref, byref_regs, stack_regs fields.
25597 Change force_mem, prototype_p, outgoing, renesas_abi fields to bool.
25598 (CUMULATIVE_ARGS): Change macro to typedef.
25599 (current_function_interrupt): Change to bool type.
25600 (sh_arg_class, sh_args, CUMULATIVE_ARGS, current_function_interrupt):
25601 Surround with __cplusplus ifdef.
25602 (sh_compare_op0, sh_compare_op1): Remove.
25603 (EPILOGUE_USES): Use TARGET_FPU_ANY condition.
25605 2016-05-07 Jim Wilson <jim.wilson@linaro.org>
25607 * config/arm/arm.md (arch): Add neon.
25608 (arch_enabled): Return yes for arch neon when TARGET_NEON.
25609 * config/arm/vfp.md (movdf_vfp): Add w/G as alternative 3. Add
25610 neon_move as type for alt 3. Add arch attr enabling alt 3 for neon.
25611 Emit vmov.i64 for alt 3. Renumber alternatives 3 to 8. Adjust
25612 attributes for alt renumbering. Mark alt 3 as non-predicable.
25613 (thumb2_movdf_vfp): Likewise.
25615 2016-05-07 Uros Bizjak <ubizjak@gmail.com>
25617 * config/i386/i386.md (*addqi_1): Add preferred_for_speed attribute
25618 to disparage alternatives 3 and 4 for TARGET_PARTIAL_REG_STALL targets.
25619 (*andqi_1): Add preferred_for_speed attribute to disparage
25620 alternative 2 for TARGET_PARTIAL_REG_STALL targets.
25621 (*<code>qi_1): Ditto.
25622 (*one_cmplqi2_1): Add preferred_for_speed attribute to disparage
25623 alternative 1 for TARGET_PARTIAL_REG_STALL targets.
25624 (*ashlqi3_1): Ditto.
25625 (*swap<mode>): Merge from *swap<mode>_1 and *swap<mode>_2 patterns.
25626 Add preferred_for_size attribute to disparage alternative 0 and
25627 preferred_for_speed attribute to disparage alternative 1 for
25628 TARGET_PARTIAL_REG_STALL targets.
25630 2016-05-07 Tom de Vries <tom@codesourcery.com>
25632 PR tree-optimization/70956
25633 * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL
25636 2016-05-07 Oleg Endo <olegendo@gcc.gnu.org>
25638 * config/sh/sh-protos.h (sh_cbranch_distance): Declare new function.
25639 * config/sh/sh.c (sh_cbranch_distance): Implement it.
25640 * config/sh/sh.md (branch_zero): Remove define_attr.
25641 (define_delay): Disable delay slot if branch distance is one insn.
25643 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
25645 * config/i386/i386.md (LEAMODE): New mode attribute.
25646 (plus to LEA splitter): Rewrite splitter using LEAMODE mode attribute.
25647 (ashift to LEA splitter): Rewrte splitter using SWI mode iterator
25648 and LEAMODE mode attribute. Use VOIDmode const_0_to_3_operand as
25649 operand 2 predicate.
25650 (*lea<mode>_general_2): Use VOIDmode for const248_operand.
25651 (*lea<mode>_general_3): Ditto.
25652 (*lea<mode>_general_4): Use VOIDmode for const_0_to_3_operand.
25654 2016-05-06 Jakub Jelinek <jakub@redhat.com>
25656 * genmddump.c (main): Convert argv from char ** to const char **.
25658 2016-05-06 David Malcolm <dmalcolm@redhat.com>
25660 * coretypes.h (OVERRIDE): New macro.
25661 (FINAL): New macro.
25663 2016-05-06 Eric Botcazou <ebotcazou@adacore.com>
25665 * tree-ssa-coalesce.c (gimple_can_coalesce_p): In the optimized case,
25666 allow coalescing if the types are compatible.
25668 2016-05-06 David Malcolm <dmalcolm@redhat.com>
25670 * pass_manager.h (pass_manager::register_pass_name): New method.
25671 (pass_manager::get_pass_by_name): New method.
25672 (pass_manager::create_pass_tab): New method.
25673 (pass_manager::m_name_to_pass_map): New field.
25674 * passes.c (name_to_pass_map): Delete global in favor of field
25675 "m_name_to_pass_map" of pass_manager.
25676 (register_pass_name): Rename from a function to...
25677 (pass_manager::register_pass_name): ...this method, updating
25678 for renaming of global "name_to_pass_map" to field
25679 "m_name_to_pass_map".
25680 (create_pass_tab): Rename from a function to...
25681 (pass_manager::create_pass_tab): ...this method, updating
25682 for renaming of global "name_to_pass_map" to field.
25683 (get_pass_by_name): Rename from a function to...
25684 (pass_manager::get_pass_by_name): ...this method.
25685 (enable_disable_pass): Convert use of get_pass_by_name to
25686 a method call, locating the pass_manager singleton.
25688 2016-05-06 David Malcolm <dmalcolm@redhat.com>
25690 * genattr-common.c (main): Convert argv from char ** to const char **.
25691 * genattr.c (main): Likewise.
25692 * genattrtab.c (main): Likewise.
25693 * genautomata.c (initiate_automaton_gen): Likewise.
25695 * gencodes.c (main): Likewise.
25696 * genconditions.c (main): Likewise.
25697 * genconfig.c (main): Likewise.
25698 * genconstants.c (main): Likewise.
25699 * genemit.c (main): Likewise.
25700 * genenums.c (main): Likewise.
25701 * genextract.c (main): Likewise.
25702 * genflags.c (main): Likewise.
25703 * genmddeps.c (main): Likewise.
25704 * genopinit.c (main): Likewise.
25705 * genoutput.c (main): Likewise.
25706 * genpeep.c (main): Likewise.
25707 * genpreds.c (main): Likewise.
25708 * genrecog.c (main): Likewise.
25709 * gensupport.c (init_rtx_reader_args_cb): Likewise.
25710 (init_rtx_reader_args): Likewise.
25711 * gensupport.h (init_rtx_reader_args_cb): Likewise.
25712 (init_rtx_reader_args): Likewise.
25713 * gentarget-def.c (main): Likewise.
25714 * read-md.c (read_md_files): Likewise.
25715 * read-md.h (read_md_files): Likewise.
25717 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
25719 * config/i386/i386.md (int cmove peephole2s): Use general_reg_operand
25720 instead of register_and_not_any_fp_reg_operand as operand 0 predicate.
25721 * config/i386/predicates.md (register_and_not_any_fp_reg_operand):
25722 Remove unused predicate.
25723 (register_and_not_fp_reg_operand): Ditto.
25725 2016-05-06 Martin Liska <mliska@suse.cz>
25727 * tree-if-conv.c (ifcvt_split_critical_edges): Use auto_vec
25728 instead of vec as the vector is local to the function.
25730 2016-05-06 Jakub Jelinek <jakub@redhat.com>
25732 * config/i386/sse.md (*<code>v8hi3, *<code>v16qi3): Add
25733 avx512bw alternative.
25735 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>): Move
25736 before the ashr<mode>3 pattern.
25738 * config/i386/sse.md (*avx2_pmaddwd, *sse2_pmaddwd): Use
25739 v instead of x in vex or maybe_vex alternatives, use
25740 maybe_evex instead of vex in prefix.
25742 * config/i386/sse.md (*vec_extractv4sf_0, *sse4_1_extractps,
25743 *vec_extractv4sf_mem, vec_extract_lo_v16hi, vec_extract_hi_v16hi,
25744 vec_extract_lo_v32qi, vec_extract_hi_v32qi): Use v instead of x
25745 in vex or maybe_vex alternatives, use maybe_evex instead of vex
25748 * config/i386/sse.md (*vec_concatv2sf_sse4_1, *vec_concatv4sf): Use
25749 v instead of x in vex or maybe_vex alternatives, use
25750 maybe_evex instead of vex in prefix.
25752 * config/i386/sse.md (sse_shufps_<mode>, sse_storehps, sse_loadhps,
25753 sse_storelps, sse_movss, avx2_vec_dup<mode>, avx2_vec_dupv8sf_1,
25754 sse2_shufpd_<mode>, sse2_storehpd, sse2_storelpd, sse2_loadhpd,
25755 sse2_loadlpd, sse2_movsd): Use v instead of x in vex or maybe_vex
25756 alternatives, use maybe_evex instead of vex in prefix.
25758 * config/i386/sse.md (vec_interleave_lowv4sf,
25759 *vec_interleave_highv2df, *vec_interleave_lowv2df): Use
25760 v instead of x in vex or maybe_vex alternatives, use
25761 maybe_evex instead of vex in prefix.
25763 * config/i386/sse.md (sse_movhlps, sse_movlhps): Use
25764 v instead of x in vex or maybe_vex alternatives, use
25765 maybe_evex instead of vex in prefix.
25767 * config/i386/sse.md (*avx_cvtpd2dq256_2, *avx_cvtps2pd256_2): Use
25768 v constraint instead of x.
25770 2016-05-06 Nathan Sidwell <nathan@codesourcery.com>
25772 * gimple.c (gimple_call_same_target_p): Unique functions are eq.
25773 * tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq
25776 2016-05-06 Richard Biener <rguenther@suse.de>
25778 PR tree-optimization/70948
25779 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
25780 Properly clobber all fields of va_list for __builtin_va_start.
25782 2016-05-06 Yuri Rumyantsev <ysrumyan@gmail.com>
25785 * tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with
25786 loop latch destination.
25788 2016-05-06 Martin Liska <mliska@suse.cz>
25790 * tree-ssa-uninit.c: Apply manual changes
25791 to the GNU coding style.
25792 (prune_uninit_phi_opnds): Rename from
25793 prune_uninit_phi_opnds_in_unrealizable_paths.
25795 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
25797 * config/sh/sh.opt (madjust-unroll, minvalid-symbols, msoft-atomic,
25798 mspace): Remove deprecated options.
25799 * doc/invoke.texi (SH options): Remove -mspace.
25801 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
25803 * config/sh/sh.md (ic_invalidate_line_sh4a): Fix insn length.
25805 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
25807 * config/sh/sh.md (*cmpeqsi_t): Remove combine insn pattern and similar
25808 corresponding combine split pattern.
25810 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
25813 * config/sh/predicates.md (long_displacement_mem_operand): New.
25814 * config/sh/sh.md (movsi_i): Allow for SH2A, disallow for any FPU.
25815 Add movi20, movi20s alternatives. Adjust length attribute for
25817 (movsi_ie): Allow for any FPU. Adjust length attribute for
25819 (movsi_i_lowpart): Add movi20, movi20s alternatives. Adjust length
25820 attribute for alternatives.
25821 (*mov<mode>): Use long_displacement_mem_operand for length attribute.
25822 (*movdi_i, movdf_k, movdf_i4, movsf_i, movsf_ie, movsf_ie_ra): Adjust
25823 length attribute for alternatives.
25825 2016-05-06 Richard Biener <rguenther@suse.de>
25827 PR tree-optimization/70960
25828 * tree-if-conv.c (ifcvt_walk_pattern_tree): Handle non-SSA ops.
25830 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
25833 * config/sh/sh.md (*cmp_div0s_7, *cmp_div0s_8): Add div0s variants.
25834 * config/sh/sh.c (sh_rtx_costs): Add another div0s case.
25836 2016-05-06 Marek Polacek <polacek@redhat.com>
25839 * ubsan.c (get_ubsan_type_info_for_type): Remove assert.
25841 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
25844 * config/sh/sh.md (*rotcr): Add another variant.
25846 2016-05-06 Richard Biener <rguenther@suse.de>
25848 PR middle-end/70931
25849 * dwarf2out.c (native_encode_initializer): Skip zero-sized fields.
25851 2016-05-06 Richard Biener <rguenther@suse.de>
25853 PR middle-end/70941
25854 * fold-const.c (split_tree): Always convert to the original type
25857 2016-05-06 Richard Biener <rguenther@suse.de>
25859 * fwprop.c (fwprop): Remove duplicate cleanup_cfg call.
25860 (fwprop_addr): Likewise.
25862 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
25865 * config/i386/i386-protos.h (ix86_standard_x87sse_constant_load_p):
25867 * config/i386/i386.c (ix86_standard_x87sse_constant_load_p): New.
25868 * config/i386/i386.md (push mem splitter): Use find_constant_src in
25869 the splitter condition.
25870 (FP load splitter): Use ix86_standard_x87sse_constant_load_p in
25871 the splitter condition.
25872 (FP float_extend load splitter): Ditto.
25874 2016-05-05 Uros Bizjak <ubizjak@gmail.com>
25876 * config/i386/i386.md (peehole2 patterns): Change true_regnum
25877 to REGNO in all peephole2 patterns.
25878 (post-reload splitters): Change true_regnum to REGNO in
25879 post-reload splitters.
25880 (zero_extend splitters): Use general_reg_operand and
25881 nonimmediate_gr_operand predicates.
25883 2016-05-05 Jakub Jelinek <jakub@redhat.com>
25885 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>): Use
25886 v constraint instead of x.
25888 2016-05-05 Alan Modra <amodra@gmail.com>
25891 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
25892 set OPTION_MASK_RELOCATABLE when flag_pic == 2. Set
25893 TARGET_NO_FP_IN_TOC for -mrelocatable.
25894 (MINIMAL_TOC_SECTION_ASM_OP): Remove redundant
25895 TARGET_RELOCATABLE test.
25896 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
25897 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
25898 * config/rs6000/linux64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
25899 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
25900 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
25901 * config/rs6000/freebsd64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
25902 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
25903 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
25904 * config/rs6000/predicates.md (easy_fp_constant): Likewise.
25905 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
25907 (rs6000_assemble_integer): Update TARGET_RELOCATABLE test.
25908 (rs6000_stack_info): Likewise.
25909 (rs6000_elf_asm_out_constructor): Likewise.
25910 (rs6000_elf_asm_out_destructor): Likewise.
25911 (rs6000_elf_declare_function_name): Likewise.
25912 * config/rs6000/rs6000.md (load_toc_aix_di): Likewise.
25913 * config/rs6000/rs6000.h (MASK_RELOCATABLE, MASK_MINIMAL_TOC):
25916 2016-05-05 Alan Modra <amodra@gmail.com>
25918 * config/rs6000/rs6000.c (rs6000_frame_related): Rewrite.
25920 2016-05-05 Alan Modra <amodra@gmail.com>
25922 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
25923 out-of-line gpr restore for one or two regs if that would add
25926 2016-05-04 Uros Bizjak <ubizjak@gmail.com>
25929 * config/i386/i386.md
25930 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df peephole2):
25931 Change to post-epilogue_completed late splitter. Use sse_reg_operand
25932 as operand 0 predicate.
25933 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf peephole2):
25935 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float {si,di}->{sf,df} peephole2):
25936 Ditto. Emit the pattern using RTX.
25938 (TARGET_USE_VECTOR_FP_CONVERTS float_extend sf->df splitter):
25939 Use sse_reg_opreand as operand 0 predicate. Do not use true_regnum in
25940 the post-reload splitter. Use lowpart_subreg instead of gen_rtx_REG.
25941 (TARGET_USE_VECTOR_FP_CONVERTS float_truncate df->sf splitter):
25943 (TARGET_USE_VECTOR_CONVERTS float si->{sf,df} splitter): Use
25944 sse_reg_operand as operand 0 predicate.
25946 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_extend sf->df peephole2):
25947 Use sse_reg_opreand as operand 0 predicate. Use lowpart_subreg
25948 instead of gen_rtx_REG.
25949 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_truncate sf->df peephole2):
25952 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
25954 * function.c (emit_use_return_register_into_block): Delete.
25955 (gen_return_pattern): Delete.
25956 (emit_return_into_block): Delete.
25957 (active_insn_between): Delete.
25958 (convert_jumps_to_returns): Delete.
25959 (emit_return_for_exit): Delete.
25960 (thread_prologue_and_epilogue_insns): Delete all code dealing with
25961 simple_return for shrink-wrapped blocks.
25962 * shrink-wrap.c (try_shrink_wrapping): Insert simple_return at the
25963 end of blocks that need one.
25964 (get_unconverted_simple_return): Delete.
25965 (convert_to_simple_return): Delete.
25966 * shrink-wrap.c (get_unconverted_simple_return): Delete declaration.
25967 (convert_to_simple_return): Ditto.
25969 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
25971 * cfgcleanup.c (bb_is_just_return): New function.
25972 (try_optimize_cfg): Simplify jumps to return, branches to return,
25973 and branches around return.
25975 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
25977 * cfgcleanup.c (try_simplify_condjump): Don't try to simplify a
25978 branch to a return.
25980 2016-05-04 Jakub Jelinek <jakub@redhat.com>
25984 * tree-core.h (enum operand_equal_flag): Add OEP_HASH_CHECK.
25985 * tree.c (inchash::add_expr): If !IS_EXPR_CODE_CLASS (tclass),
25986 assert flags & OEP_HASH_CHECK, instead of asserting it
25987 never happens. Handle TARGET_EXPR.
25988 * fold-const.c (operand_equal_p): For hash verification,
25989 or in OEP_HASH_CHECK into flags.
25991 2016-05-04 Eric Botcazou <ebotcazou@adacore.com>
25993 * tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head
25995 (compute_samebase_partition_bases): Fix typo.
25997 2016-05-04 Jakub Jelinek <jakub@redhat.com>
25999 * config/i386/sse.md (vec_interleave_highv8sf,
26000 vec_interleave_lowv8sf, vec_interleave_highv4df,
26001 vec_interleave_lowv4df): Remove constraints from expanders.
26003 * config/i386/sse.md (sse2_movq128): Use v constraint instead of x.
26005 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
26007 * tree-inline.c (expand_call_inline): Fix path dealing with
26008 making lhs of call statement undefined.
26010 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
26012 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases):
26013 Check availability on NODE, too.
26014 * cgraph.h (symtab_node::call_for_symbol_and_aliases): Likewise.
26015 (cgraph_node::call_for_symbol_and_aliases): Likewise.
26016 (varpool_node::call_for_symbol_and_aliase): Likewise.
26017 * ipa-pure-const.c (add_new_function): Analyze all bodies.
26018 (propagate_pure_const): Propagate across interposable functions, too.
26019 (skip_function_for_local_pure_const): Do not skip interposable bodies
26021 (pass_local_pure_const::execute): Update.
26023 2016-05-04 Marek Polacek <polacek@redhat.com>
26025 * doc/invoke.texi: Document -Wdangling-else.
26027 2016-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
26029 * config.gcc: Error out when conflicting multilib is detected. Do not
26030 loop over multilibs since no combination is legal.
26032 2016-05-04 Alan Modra <amodra@gmail.com>
26034 * config/rs6000/rs6000.h (PIC_OFFSET_TABLE_REGNUM): Correct.
26035 * config/rs6000/sysv4.h (TARGET_TOC): Simplify.
26036 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
26039 2016-05-04 Matthew Fortune <matthew.fortune@imgtec.com>
26041 * config/mips/mips-cpus.def (p5600): Avoid IMADD by default.
26042 Clean up p5600 comments.
26044 2016-05-04 Richard Biener <rguenther@suse.de>
26046 * match.pd: Add BIT_FIELD_REF canonicalizations and vector
26047 constructor simplifications.
26048 * fold-const.c (fold_ternary_loc): Remove duplicate functionality here.
26050 2016-05-04 Oleg Endo <olegendo@gcc.gnu.org>
26052 * config/sh/predicates (post_inc_mem, pre_dec_mem): New predicates.
26053 * config/sh/sh-protos.h (sh_find_set_of_reg): Return null result if
26054 result.set_rtx is null instead of aborting.
26055 * config/sh/sh.h (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT):
26057 (USE_LOAD_PRE_DECREMENT, USE_STORE_POST_INCREMENT): Enable for SH2A.
26058 * config/sh/sh.md (*extend<mode>si2_predec, *mov<mode>_load_predec,
26059 *mov<mode>_store_postinc): New patterns.
26061 2016-05-04 Marc Glisse <marc.glisse@inria.fr>
26063 * match.pd ((A | B) & (A | C)): Generalize to BIT_XOR_EXPR. Mark
26064 as commutative. Check both conversions are NOP.
26065 ((A & B) OP (C & B)): Remove.
26067 2016-05-04 Alan Modra <amodra@gmail.com>
26069 * combine.c (simplify_set): Correct WORD_REGISTER_OPERATIONS test.
26071 2016-05-04 Alan Modra <amodra@gmail.com>
26074 * config/rs6000/rs6000.c (rs6000_stack_info): Don't set cr_save_p
26075 when cr2,3,4 are all fixed regs.
26077 2016-05-04 Bernd Schmidt <bschmidt@redhat.com>
26079 PR rtl-optimization/57193
26080 * opts.c (default_options_table): Revert OPT_frename_registers change.
26081 * doc/invoke.texi (-frename-registers, -O2): Likewise.
26083 2016-05-03 Martin Sebor <msebor@redhat.com>
26086 * builtins.c (fold_builtin_FILE): New function.
26087 (fold_builtin_FUNCTION, fold_builtin_LINE): New functions.
26088 (fold_builtin_0): Call them.
26089 * gimplify.c (gimplify_call_expr): Remove the handling of
26090 BUILT_IN_FILE, BUILT_IN_FUNCTION, and BUILT_IN_LINE.
26093 * doc/extend.texi (Other Builtins): Update __builtin_FILE,
26094 __builtin_FUNCTION, and __builtin_LINE to reflect they yield
26098 * doc/extend.texi (Function Names as Strings): Update __func__,
26099 __FUNCTION__, __PRETTY_FUNCTION__ to reflect they evaluate to
26102 2016-05-03 Jakub Jelinek <jakub@redhat.com>
26103 Richard Biener <rguenther@suse.de>
26105 PR tree-optimization/70916
26106 * tree-if-conv.c: Include cfganal.h.
26107 (pass_if_conversion::execute): Call connect_infinite_loops_to_exit
26108 and remove_fake_exit_edges around the optimization pass.
26110 2016-05-03 Jan Hubicka <hubicka@ucw.cz>
26112 * cgraph.c (symbol_table::create_edge): Set inline_failed.
26113 (cgraph_edge::make_direct): Likewise.
26114 (cgraph_edge::dump_edge_flags): Dump call_stmt_cannot_inline_p.
26115 * cgraphclones.c (duplicate_thunk_for_node): Set inline_failed.
26116 * cif-code.def (CIF_LTO_MISMATCHED_DECLARATIONS): New code
26117 (CIF_THUNK): New code.
26118 * ipa-inline-analysis.c (initialize_inline_failed): Preserve
26119 CIF_FINAL_ERROR codes; do not deal with call_stmt_cannot_inline_p.
26120 (compute_inline_parameters): Set inline_failed for thunks.
26121 (inline_analyze_function): Cleanup.
26122 * ipa-inline.c (can_inline_edge_p): Do not deal with
26123 call_stmt_cannot_inline_p.
26124 (can_early_inline_edge_p): Likewise.
26125 (early_inliner): Initialize inline_failed.
26126 * lto-cgraph.c (lto_output_edge): Sanity check inline_failed.
26128 2016-05-03 Uros Bizjak <ubizjak@gmail.com>
26130 * config/i386/predicates.md (x87nonimm_ssenomem_operand): Rename
26131 from nonimm_ssenomem_operand.
26132 (nonimm_ssenomem_operand): New predicate.
26133 * config/i386/i386.md (extendsfdf2): Use nonimm_ssenomem_operand
26134 as operand 0 predicate.
26135 (*extendsfdf2): Merge from *extendsfdf2_mixed and *extendsfdf2_i387.
26136 Disable unsupported alternatives using "enabled" attribute.
26137 Use register_ssemem_operand as operand 0 predicate.
26138 (*fop_<mode>_1): Use x87nonimm_ssenomem_operand as operand 1 predicate.
26140 2016-05-03 Marek Polacek <polacek@redhat.com>
26143 * input.c (expansion_point_location): New function.
26144 * input.h (expansion_point_location): Declare.
26146 2016-05-03 Pierre-Marie de Rodat <derodat@adacore.com>
26148 * dwarf2out.c (resolve_args_picking_1): Replace the frame_offset
26149 occurence with frame_offset_ ones.
26151 2016-05-03 Alan Modra <amodra@gmail.com>
26153 PR rtl-optimization/70890
26154 * ira.c (combine_and_move_insns): When moving def_insn, remove
26155 equivs on use_insn.
26157 2016-05-03 Dominik Vogt <vogt@linux.vnet.ibm.com>
26159 * config/s390/s390.md ("*r<noxa>sbg_<mode>_sll")
26160 ("*r<noxa>sbg_<mode>_srl"): New define_insns.
26161 ("*r<noxa>sbg_<mode>_srl_bitmask"): Rename by adding "_bitmask".
26162 ("*r<noxa>sbg_<mode>_sll_bitmask"): Likewise.
26164 2016-05-03 Alan Modra <amodra@gmail.com>
26166 * config/rs6000/rs6000.c (rs6000_savres_strategy): Correct condition
26167 for SAVE_MULTIPLE/STORE_MULTIPLE.
26169 2016-05-03 Jakub Jelinek <jakub@redhat.com>
26171 * config/i386/i386.md (*truncdfsf_mixed, *truncdfsf_i387,
26172 *truncxfsf2_mixed, *truncxfdf2_mixed): Use v constraint instead of x.
26174 2016-05-03 Richard Biener <rguenther@suse.de>
26176 * gimplify.h (get_initialized_tmp_var): Add allow_ssa parameter
26178 (gimplify_arg): Likewise.
26179 * gimplify.c (gimplify_expr): Add overload with allow_ssa parameter,
26180 re-writing the result to a decl if required.
26181 (internal_get_tmp_var): Add allow_ssa parameter
26182 and override into_ssa with it.
26183 (get_formal_tmp_var): Adjust.
26184 (get_initialized_tmp_var): Add allow_ssa parameter.
26185 (gimplify_arg): Add allow_ssa parameter and avoid generating
26186 SSA names for the result false.
26187 (gimplify_call_expr): If the call may return twice do not
26188 gimplify parameters into SSA.
26189 (prepare_gimple_addressable): Do not allow an SSA name as temporary.
26190 (gimplify_modify_expr): Adjust assert. For noreturn calls
26191 with a SSA name LHS adjust its def.
26192 (gimplify_save_expr): Do not allow an SSA name as save-expr result.
26193 (gimplify_one_sizepos): Do not allow an SSA name as a sizepos.
26194 (gimplify_body): Init GIMPLE SSA data structures and gimplify into-SSA.
26195 (gimplify_scan_omp_clauses): Make sure OMP_CLAUSE_SIZE is not
26196 an SSA name. Likewise for OMP_CLAUSE_REDUCTION operands.
26197 (gimplify_omp_for): Likewise for OMP_CLAUSE_DECL. Likewise
26198 for OMP_FOR_COND, OMP_FOR_INCR and OMP_CLAUSE_LINEAR_STEP.
26199 (optimize_target_teams): Do not allow SSA names for clause operands.
26200 (gimplify_expr): Likewise for where we mark the result addressable.
26201 * passes.def (pass_init_datastructures): Remove.
26202 * tree-into-ssa.c (mark_def_sites): Ignore existing SSA names.
26203 (rewrite_stmt): Likewise.
26204 * tree-inline.c (initialize_cfun): Properly transfer SSA state.
26205 (replace_locals_op): Replace SSA names.
26206 (copy_gimple_seq_and_replace_locals): Init src_cfun.
26207 * gimple-low.c (lower_builtin_setjmp): Deal with SSA.
26208 * cgraph.c (release_function_body): Free CFG annotations only
26209 when we have a CFG. Simplify.
26210 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
26211 force_gimple_operand instead of get_initialized_tmp_var.
26212 * tree-pass.h (make_pass_init_datastructures): Remove.
26213 * tree-ssa.c (execute_init_datastructures): Remove.
26214 (pass_data_init_datastructures): Likewise.
26215 (class pass_init_datastructures): Likewise.
26216 (make_pass_init_datastructures): Likewise.
26217 * omp-low.c (create_omp_child_function): Init SSA data structures.
26218 (grid_expand_target_grid_body): Likewise.
26219 * tree-cfg.c (move_block_to_fn): Double-check the DEF is an SSA
26220 name before adding it to names_to_release.
26221 (remove_bb): Always release SSA defs.
26222 * tree-ssa-ccp.c (get_default_value): Check SSA_NAME_VAR
26223 before dereferencing it.
26224 * cgraphunit.c (init_lowered_empty_function): Always
26225 int SSA data structures.
26226 * tree-ssanames.c (release_defs): Remove assert that we are in
26228 * trans-mem.c (diagnose_tm_1): Handle SSA name function.
26230 2016-05-03 Jakub Jelinek <jakub@redhat.com>
26231 Uros Bizjak <ubizjak@gmail.com>
26233 PR rtl-optimization/70467
26234 * config/i386/predicates.md (x86_64_hilo_int_operand,
26235 x86_64_hilo_general_operand): New predicates.
26236 * config/i386/constraints.md (Wd): New constraint.
26237 * config/i386/i386.md (mode attr di): Use Wd instead of e.
26238 (general_hilo_operand): New mode attr.
26239 (add<mode>3, sub<mode>3): Use <general_hilo_operand>
26240 instead of <general_operand>.
26241 (*add<dwi>3_doubleword, *sub<dwi>3_doubleword): Use
26242 x86_64_hilo_general_operand instead of <general_operand>.
26244 2016-05-03 Jakub Jelinek <jakub@redhat.com>
26246 PR tree-optimization/70916
26247 * tree-if-conv.c (constant_or_ssa_name): Removed.
26248 (fold_build_cond_expr): Use is_gimple_val instead of
26249 constant_or_ssa_name.
26251 PR tree-optimization/70916
26252 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up
26253 if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P.
26256 * tree-ssa-ccp.c: Include stor-layout.h and optabs-query.h.
26257 (optimize_atomic_bit_test_and): New function.
26258 (pass_fold_builtins::execute): Use it.
26259 * optabs.def (atomic_bit_test_and_set_optab,
26260 atomic_bit_test_and_complement_optab,
26261 atomic_bit_test_and_reset_optab): New optabs.
26262 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET,
26263 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_BIT_TEST_AND_RESET): New ifns.
26264 * builtins.h (expand_ifn_atomic_bit_test_and): New prototype.
26265 * builtins.c (expand_ifn_atomic_bit_test_and): New function.
26266 * internal-fn.c (expand_ATOMIC_BIT_TEST_AND_SET,
26267 expand_ATOMIC_BIT_TEST_AND_COMPLEMENT,
26268 expand_ATOMIC_BIT_TEST_AND_RESET): New functions.
26269 * doc/md.texi (atomic_bit_test_and_set@var{mode},
26270 atomic_bit_test_and_complement@var{mode},
26271 atomic_bit_test_and_reset@var{mode}): Document.
26272 * config/i386/sync.md (atomic_bit_test_and_set<mode>,
26273 atomic_bit_test_and_complement<mode>,
26274 atomic_bit_test_and_reset<mode>): New expanders.
26275 (atomic_bit_test_and_set<mode>_1,
26276 atomic_bit_test_and_complement<mode>_1,
26277 atomic_bit_test_and_reset<mode>_1): New insns.
26279 2016-05-03 Richard Sandiford <richard.sandiford@arm.com>
26281 PR rtl-optimization/70687
26282 * combine.c (change_zero_ext): Check for scalar modes. Use wide_int
26283 instead of unsigned HOST_WIDE_INT.
26285 2016-05-03 Bernd Schmidt <bschmidt@redhat.com>
26287 PR rtl-optimization/44281
26288 * hard-reg-set.h (struct target_hard_regs): New field
26289 x_fixed_nonglobal_reg_set.
26290 (fixed_nonglobal_reg_set): New macro.
26291 * reginfo.c (init_reg_sets_1): Initialize it.
26292 * ira.c (setup_alloc_regs): Use fixed_nonglobal_reg_set instead
26294 * df-scan.c (df_insn_refs_collect): Asms may reference global regs.
26296 2016-05-03 Bin Cheng <bin.cheng@arm.com>
26298 PR tree-optimization/56541
26299 * doc/invoke.texi (@item max-tree-if-conversion-phi-args): New item.
26300 * params.def (PARAM_MAX_TREE_IF_CONVERSION_PHI_ARGS): new param.
26301 * tree-if-conv.c (MAX_PHI_ARG_NUM): new macro.
26302 (any_complicated_phi): new static variable.
26303 (aggressive_if_conv): delete.
26304 (if_convertible_phi_p): support phis with more than two arguments.
26305 (if_convertible_bb_p): remvoe check on aggressive_if_conv and
26306 critical pred edges.
26307 (ifcvt_split_critical_edges): support phis with more than two
26308 arguments by checking new parameter. only split critical edges
26310 (tree_if_conversion): handle simd pragma marked loop using new
26311 local variable aggressive_if_conv. check any_complicated_phi.
26313 2016-05-03 Bin Cheng <bin.cheng@arm.com>
26315 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check depends_on
26318 2016-05-03 Bin Cheng <bin.cheng@arm.com>
26320 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Don't clobber
26323 2016-05-03 Oleg Endo <olegendo@gcc.gnu.org>
26325 * config/sh/sh.md (udivsi3, divsi3, mulsi3): Simplify.
26326 (mulhisi3, umulhisi3, (smulsi3_highpart, umulsi3_highpart): Convert to
26327 define_insn_and_split.
26328 (mulsi3_i): New define_insn_and_split.
26329 (mulsi3_call): Convert to define_insn.
26330 (mulsidi3, mulsidi3_compact, umulsidi3, umulsidi3_compact):
26331 Remove constraints.
26333 2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com>
26335 * machmode.h (mode_complex): Add support to give the complex mode
26337 (GET_MODE_COMPLEX_MODE): Likewise.
26338 * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode
26339 stored by build_complex_type and gfc_build_complex_type instead of
26340 trying to figure out the appropriate mode based on the size. Raise
26341 an assertion error, if the type was not set.
26342 * genmodes.c (struct mode_data): Add field for the complex type of
26344 (blank_mode): Likewise.
26345 (make_complex_modes): Remember the complex mode created in the
26347 (emit_mode_complex): Write out the mode_complex array to map a
26348 type mode to the complex version.
26349 (emit_insn_modes_c): Likewise.
26350 * tree.c (build_complex_type): Set the complex type to use before
26351 calling layout_type.
26352 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add
26353 support for __float128 complex datatypes.
26354 (rs6000_hard_regno_mode_ok): Likewise.
26355 (rs6000_setup_reg_addr_masks): Likewise.
26356 (rs6000_complex_function_value): Likewise.
26357 * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise.
26358 __float128 and __ibm128 complex.
26359 (FLOAT128_IBM_P): Likewise.
26360 (ALTIVEC_ARG_MAX_RETURN): Likewise.
26361 * doc/extend.texi (Additional Floating Types): Document that
26362 -mfloat128 must be used to enable __float128. Document complex
26363 __float128 and __ibm128 support.
26365 2016-05-02 Jakub Jelinek <jakub@redhat.com>
26368 * gimple.c (gimple_builtin_call_types_compatible_p): Allow
26369 char/short arguments promoted to int because of promote_prototypes.
26371 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
26373 * config/i386/predicates.md (register_ssemem_operand): New predicate.
26374 * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Merge from
26375 *cmpi<FPCMP:unord><MODEF:mode>_mixed and
26376 *cmpi<FPCMP:unord><X87MODEF:mode>_i387. Disable unsupported
26377 alternatives using "enabled" attribute. Use register_ssemem_operand
26378 as operand 1 predicate.
26379 (*cmpi<unord>xf_i387): Split XFmode pattern from
26380 *cmpi<FPCMP:unord><X87MODEF:mode>_i387.
26381 (*absneg<mode>2): Merge from *absneg<mode>2_mixed and
26382 *absneg<mode>2_i387. Disable unsupported alternatives using
26383 "enabled" attribute.
26384 (*absnegxf2_i387): Split XFmode pattern from *absneg<mode>2_i387.
26386 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
26388 * omp-low.c (lower_oacc_head_tail): Assert there is at least one
26390 (oacc_loop_process): Check mask for loop termination.
26392 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
26394 * cif-code.def (CIF_THUNK): Add.
26395 * ipa-inline-analsysis.c (evaluate_conditions_for_known_args): Revert
26398 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
26400 * ipa-inline-analysis.c (reset_inline_summary): Clear fp_expressions
26401 (dump_inline_summary): Dump it.
26402 (fp_expression_p): New predicate.
26403 (estimate_function_body_sizes): Use it.
26404 (inline_merge_summary): Merge fp_expressions.
26405 (inline_read_section): Read fp_expressions.
26406 (inline_write_summary): Write fp_expressions.
26407 * ipa-inline.c (can_inline_edge_p): Permit inlining across fp math
26408 codegen boundary if either caller or callee is !fp_expressions.
26409 * ipa-inline.h (inline_summary): Add fp_expressions.
26410 * ipa-inline-transform.c (inline_call): When inlining !fp_expressions
26411 to fp_expressions be sure the fp generation flags are updated.
26413 2016-05-02 Jakub Jelinek <jakub@redhat.com>
26415 PR rtl-optimization/70467
26416 * cse.c (cse_insn): Handle no-op MEM moves after folding.
26418 PR rtl-optimization/70467
26419 * ipa-pure-const.c (check_call): Handle internal calls even in
26420 ipa mode like in local mode.
26422 2016-05-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
26424 * doc/install.texi: Document supported in-tree gmp/mpfr/mpc versions.
26426 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
26428 * match.pd (X u< X, X u> X): New transformations.
26430 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
26432 * flag-types.h (enum warn_strict_overflow_code): Move ...
26433 * coretypes.h: ... here.
26434 * fold-const.h (fold_overflow_warning): Declare.
26435 * fold-const.c (fold_overflow_warning): Make non-static.
26436 (fold_comparison): Move the transformation of X +- C1 CMP C2
26437 into X CMP C2 -+ C1 ...
26438 * match.pd: ... here.
26439 * gimple-fold.c (fold_stmt_1): Protect with
26440 fold_defer_overflow_warnings.
26442 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
26444 * omp-low.c (struct oacc_loop): Add 'inner' field.
26445 (new_oacc_loop_raw): Initialize it to zero.
26446 (oacc_loop_fixed_partitions): Initialize it.
26447 (oacc_loop_auto_partitions): Partition outermost loop to outermost
26448 available partitioning.
26450 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
26452 * config/arc/arc.md (mulsidi3): Change operand 0 predicate to
26454 (umulsidi3): Likewise.
26455 (indirect_jump): Fix jump instruction assembly patterns.
26457 2016-05-02 Thomas Schwinge <thomas@codesourcery.com>
26460 * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
26461 (nvptx_function_value): Assert non-NULL cfun.
26463 2016-05-02 Eric Botcazou <ebotcazou@adacore.com>
26465 PR rtl-optimization/70886
26466 * sched-deps.c (estimate_dep_weak): Canonicalize cselib values.
26468 * cselib.h (rtx_equal_for_cselib_1): Declare.
26469 (rtx_equal_for_cselib_p: New inline function.
26470 * cselib.c (rtx_equal_for_cselib_p): Delete.
26471 (rtx_equal_for_cselib_1): Make public.
26473 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
26475 * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
26476 (register_mixssei387nonimm_operand): Remove predicate.
26477 * config/i386/i386.md (*fop_<mode>_comm): Merge from
26478 *fop_<mode>_comm_mixed and *fop_<mode>_comm_i387. Disable unsupported
26479 alternatives using "enabled" attribute. Also check X87_ENABLE_ARITH
26480 for TARGET_MIX_SSE_I387 alternatives.
26481 (*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387.
26482 Disable unsupported alternatives using "enabled" attribute. Use
26483 nonimm_ssenomem_operand as operand 1 predicate. Also check
26484 X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives.
26486 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
26488 * tree.c (cst_and_fits_in_hwi): Simplify.
26490 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
26492 * tree.h (wi::to_wide): New function.
26493 * expr.c (expand_expr_real_1): Use wi::to_wide.
26494 * fold-const.c (int_const_binop_1): Likewise.
26495 (extract_muldiv_1): Likewise.
26497 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
26499 * wide-int.h: Update offset_int and widest_int documentation.
26500 (WI_SIGNED_SHIFT_RESULT): New macro.
26501 (wi::binary_shift): Define signed_shift_result_type for
26502 shifts on offset_int- and widest_int-like types.
26503 (generic_wide_int): Support <<= and >>= if << and >> are supported.
26504 * tree.h (int_bit_position): Use shift operators instead of wi::
26506 * alias.c (adjust_offset_for_component_ref): Likewise.
26507 * expr.c (get_inner_reference): Likewise.
26508 * fold-const.c (fold_comparison): Likewise.
26509 * gimple-fold.c (fold_nonarray_ctor_reference): Likewise.
26510 * gimple-ssa-strength-reduction.c (restructure_reference): Likewise.
26511 * tree-dfa.c (get_ref_base_and_extent): Likewise.
26512 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
26513 (stmt_kills_ref_p): Likewise.
26514 * tree-ssa-ccp.c (bit_value_binop_1): Likewise.
26515 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
26516 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
26517 (ao_ref_init_from_vn_reference): Likewise.
26519 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
26521 * wide-int.h: Update offset_int and widest_int documentation.
26522 (WI_SIGNED_BINARY_PREDICATE_RESULT): New macro.
26523 (wi::binary_traits): Allow ordered comparisons between offset_int and
26524 offset_int, between widest_int and widest_int, and between either
26525 of these types and basic C types.
26526 (operator <, <=, >, >=): Define for the same combinations.
26527 * tree.h (tree_int_cst_lt): Use comparison operators instead
26528 of wi:: comparisons.
26529 (tree_int_cst_le): Likewise.
26530 * gimple-fold.c (fold_array_ctor_reference): Likewise.
26531 (fold_nonarray_ctor_reference): Likewise.
26532 * gimple-ssa-strength-reduction.c (record_increment): Likewise.
26533 * tree-affine.c (aff_comb_cannot_overlap_p): Likewise.
26534 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise.
26535 * tree-sra.c (completely_scalarize): Likewise.
26536 * tree-ssa-alias.c (stmt_kills_ref_p): Likewise.
26537 * tree-ssa-reassoc.c (extract_bit_test_mask): Likewise.
26538 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
26539 (check_for_binary_op_overflow): Likewise.
26540 (search_for_addr_array): Likewise.
26541 * ubsan.c (ubsan_expand_objsize_ifn): Likewise.
26543 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
26545 * config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword.
26546 (arc_save_restore): Likewise.
26547 (arc_dwarf_register_span): Likewise.
26548 (arc_output_pic_addr_const): Initialize suffix variable.
26550 2016-05-02 Martin Liska <mliska@suse.cz>
26552 * symbol-summary.h (function_summary::function_summary):
26553 Remove checking assert for all cgraph nodes.
26554 (function_summary::get): Check summary_uid.
26555 (symtab_insertion): Check summary_uid.
26557 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
26559 * config/arc/arc-protos.h (compact_memory_operand_p): Declare.
26560 * config/arc/arc.c (arc_output_commutative_cond_exec): Consider
26561 bmaskn instruction.
26562 (arc_dwarf_register_span): Remove enum keyword.
26563 (compact_memory_operand_p): New function.
26564 * config/arc/arc.h (reg_class): Add code density register classes.
26565 (REG_CLASS_NAMES): Likewise.
26566 (REG_CLASS_CONTENTS): Likewise.
26567 * config/arc/arc.md (*movqi_insn): Add code density instructions.
26568 (*movhi_insn, *movsi_insn, *movsf_insn): Likewise.
26569 (*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise.
26570 (*cmpsi_cc_c_insn, *movsi_ne): Likewise.
26571 * config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New
26573 (h, Rcd, Rsd, Rzd): New register constraints.
26574 (T): Use compact_memory_operand_p function.
26575 * config/arc/predicates.md (compact_load_memory_operand): Remove.
26577 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
26579 * config/sh/sh.md (*negnegt, *movtt): Remove.
26581 2016-05-02 Marek Polacek <polacek@redhat.com>
26582 Tom de Vries <tom@codesourcery.com>
26584 PR tree-optimization/70700
26585 * tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids
26586 bigger than FIRST_REF_NODE.
26588 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
26591 * config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4,
26593 (prepare_cbranch_operands): Don't use scratch register. Assume that
26594 function is used when pseudos can be created.
26595 (expand_cbranchdi4): Likewise. Remove unused TARGET_CMPEQDI_T paths.
26596 * config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created.
26597 (cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4
26598 define_expand. Allow it only when pseudos can be created.
26599 * config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete.
26601 2016-05-01 Uros Bizjak <ubizjak@gmail.com>
26603 * config/i386/constraints.md (BC): Only allow -1 operands.
26604 * config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative.
26605 Add "enabled" attribute. Update XI mode attribute calculation.
26606 * config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative.
26607 (*movoi_internal_avx): Update XI mode attribute calculation.
26608 (*movti_internal): Ditto.
26610 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
26612 * config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4,
26613 cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints.
26615 2016-05-01 Eric Botcazou <ebotcazou@adacore.com>
26617 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
26618 statement on instruction code. Remove trailing spaces.
26619 (altivec_expand_stv_builtin): Likewise.
26621 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
26623 * config/sh/sh.h (TARGET_SH4): Remove and use default implementation.
26624 (TARGET_FPU_DOUBLE): Simplify.
26625 (BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace
26626 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'.
26627 * config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions
26628 with 'TARGET_FPU_DOUBLE'.
26629 * config/sh/sh.md: Likewise.
26631 2016-05-01 Yoshinori Sato <ysato@users.sourceforge.jp>
26633 * config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT,
26634 SH_DIV_STR_FOR_SIZE): Remove.
26635 * config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT,
26636 SH_DIV_STR_FOR_SIZE): Remove.
26638 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
26640 * config/sh/predicates.md (any_register_operand, zero_extend_operand,
26641 logical_reg_operand): Delete.
26642 (arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand,
26643 arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand,
26644 logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using
26645 match_operand and match_test.
26646 (sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local
26647 variables on their first use. Return bool values.
26648 * config/sh/sh.h (LOAD_EXTEND_OP): Update comment.
26649 * config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and
26650 arith_reg_operand for input operand. Remove empty constraints.
26652 (*xorsi3_compact): Rename to xorsi3.
26653 (zero_extend<mode>si2): Use arith_reg_operand for input operand.
26654 (*zero_extend<mode>si2_disp_mem): Update comment.
26657 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
26659 * config/sh/t-sh: Remove SH5 support.
26660 * config.gcc: Likewise.
26661 * configure: Likewise.
26663 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
26665 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
26667 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
26669 * config/sh/sh.c (register_sh_passes, sh_option_override,
26670 sh_print_operand, prepare_move_operands,
26671 sh_can_follow_jump): Remove TARGET_SH1 checks.
26672 * config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
26673 PROMOTE_MODE): Likewise.
26674 * config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
26677 2016-04-30 Alan Modra <amodra@gmail.com>
26679 * config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline
26680 restoring when fixed_reg_p, but allow out-of-line or stmw save.
26681 Check for user regs later to avoid unnecessary looping over regs.
26682 Merge user reg check with non-saved reg check. Don't force
26683 inline VR restore when static chain used.
26684 (rs6000_frame_related): Omit eh_frame info for user regs when
26686 (fixed_regs_p): Delete.
26688 2016-04-30 Alan Modra <amodra@gmail.com>
26690 * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
26691 (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum.
26694 2016-04-30 Alan Modra <amodra@gmail.com>
26697 * config/rs6000/rs6000.c (fixed_reg_p): New function.
26698 (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p.
26701 2016-04-30 Alan Modra <amodra@gmail.com>
26703 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
26704 Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with
26705 flag_pic test for Darwin.
26707 2016-04-30 Alan Modra <amodra@gmail.com>
26709 * regs.h (struct reg_info_t): Delete freq_calls_crossed and
26710 throw_calls_crossed.
26711 (REG_FREQ_CALLS_CROSSED): Delete.
26712 (REG_N_THROWING_CALLS_CROSSED): Delete.
26713 * regstat.c (regstat_bb_compute_ri): Don't calculate
26714 REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
26715 (dump_reg_info): Don't print call cross frequency.
26716 * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
26717 and REG_N_THROWING_CALLS_CROSSED.
26719 2016-04-30 Alan Modra <amodra@gmail.com>
26721 * regs.h (struct reg_info_t): Delete live_length.
26722 (REG_LIVE_LENGTH): Delete macro.
26723 * regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
26724 local_live, local_processed and local_live_last_luid params.
26725 Replace bb_index param with bb. Don't set REG_LIVE_LENGTH.
26727 (regstat_compute_ri): Adjust for above. Don't set
26729 (dump_reg_info): Don't print live length.
26730 * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
26731 with test of setjmp_crosses. Don't set REG_LIVE_LENGTH.
26732 Localize loop_depth var.
26734 2016-04-30 Alan Modra <amodra@gmail.com>
26736 * ira.c (enum valid_equiv): New.
26737 (validate_equiv_mem): Return enum.
26738 (update_equiv_mem): Create replacement in more cases.
26739 (add_store_equivs): Update validate_equiv_mem call.
26741 2016-04-30 Alan Modra <amodra@gmail.com>
26743 * ira.c (combine_and_move_insns): Rather than scanning insns,
26744 use DF infrastucture to find use and def insns.
26746 2016-04-30 Alan Modra <amodra@gmail.com>
26748 ira.c (combine_and_move_insns): Move invariant conditions..
26749 (ira.c): ..to here. Call combine_and_move_insns before
26750 add_store_equivs. Call grow_reg_equivs later. Allocate
26751 req_equiv later using max_reg_num() rather than global max_regno.
26752 (contains_replace_regs): Delete.
26753 (add_store_equivs): Remove contains_replace_regs test.
26755 2016-04-30 Alan Modra <amodra@gmail.com>
26757 * ira.c (struct equiv_mem_data): New.
26758 (equiv_mem, equiv_mem_modified): Delete static vars.
26759 (validate_equiv_mem_from_store): Use "data" param to communicate..
26760 (validate_equiv_mem): ..from here.
26762 2016-04-30 Alan Modra <amodra@gmail.com>
26764 * ira.c (add_store_equivs, combine_and_move_insns): New functions,
26766 (update_reg_equivs): ..here. Move allocation and freeing of
26767 reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
26768 end_alias_analysis to..
26771 2016-04-30 Alan Modra <amodra@gmail.com>
26773 * ira.c (pdx_subregs): Delete.
26774 (struct equivalence): Add pdx_subregs field.
26775 (set_paradoxical_subreg): Remove pdx_subregs param. Update
26776 pdx_subregs access.
26777 (update_equiv_regs): Don't create or free pdx_subregs. Update
26778 pdx_subregs access.
26780 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
26782 * config/rs6000/altivec.h: Change definitions of vec_xl and
26784 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
26785 (LD_ELEMREV_V2DI): New.
26786 (LD_ELEMREV_V4SF): New.
26787 (LD_ELEMREV_V4SI): New.
26788 (LD_ELEMREV_V8HI): New.
26789 (LD_ELEMREV_V16QI): New.
26790 (ST_ELEMREV_V2DF): New.
26791 (ST_ELEMREV_V2DI): New.
26792 (ST_ELEMREV_V4SF): New.
26793 (ST_ELEMREV_V4SI): New.
26794 (ST_ELEMREV_V8HI): New.
26795 (ST_ELEMREV_V16QI): New.
26798 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
26799 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
26800 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
26801 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
26802 (altivec_expand_builtin): Add handling for
26803 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
26804 (rs6000_invalid_builtin): Add error-checking for
26805 RS6000_BTM_P9_VECTOR.
26806 (altivec_init_builtins): Define builtins used to implement vec_xl
26808 (rs6000_builtin_mask_names): Define power9-vector.
26809 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
26810 (RS6000_BTM_P9_VECTOR): Define.
26811 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
26812 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
26813 (vsx_ld_elemrev_v2df): Likewise.
26814 (vsx_ld_elemrev_v4sf): Likewise.
26815 (vsx_ld_elemrev_v4si): Likewise.
26816 (vsx_ld_elemrev_v8hi): Likewise.
26817 (vsx_ld_elemrev_v16qi): Likewise.
26818 (vsx_st_elemrev_v2df): Likewise.
26819 (vsx_st_elemrev_v2di): Likewise.
26820 (vsx_st_elemrev_v4sf): Likewise.
26821 (vsx_st_elemrev_v4si): Likewise.
26822 (vsx_st_elemrev_v8hi): Likewise.
26823 (vsx_st_elemrev_v16qi): Likewise.
26824 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
26827 2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
26829 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
26831 (simplify_control_stmt_condition_1): ... here. Recurse into
26832 BIT_AND_EXPRs and BIT_IOR_EXPRs.
26834 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
26837 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
26838 (zero_extendqi<mode>2_dot): Revert earlier conversion from
26839 define_insn_and_split to define_insn.
26840 (zero_extendqi<mode>2_dot2): Same.
26841 (extendqi<mode>2_dot): Same.
26842 (extendqi<mode>2_dot2): Same.
26844 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
26846 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
26847 (probe_stack): New expander.
26848 (probe_stack_<mode>): New insn pattern.
26850 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
26852 * config/i386/i386.md
26853 (operations with memory inputs setting flags peephole2):
26854 Remove uneeded REG_P checks. Cleanup pattern generation.
26856 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
26858 * tree-vect-loop.c (vect_transform_loop): Fix
26859 nb_iterations_upper_bound computation for vectorized loop.
26861 2016-04-29 Marek Polacek <polacek@redhat.com>
26862 Jakub Jelinek <jakub@redhat.com>
26865 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
26866 TARGET_EXPR_SLOT as a base.
26868 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
26870 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
26871 with 'rCm2' constraints to limit possible immediate size.
26872 (*load_zeroextendqisi_update): Likewise.
26873 (*load_signextendqisi_update): Likewise.
26874 (*loadhi_update): Likewise.
26875 (*load_zeroextendhisi_update): Likewise.
26876 (*load_signextendhisi_update): Likewise.
26877 (*loadsi_update): Likewise.
26878 (*loadsf_update): Likewise.
26880 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
26882 * config/i386/predicates.md (constm1_operand): Fix comparison.
26884 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
26886 * testsuite/gcc.target/arc/ieee_eq.c: New test.
26888 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
26890 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
26891 remaining SH5 related settings.
26892 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
26893 shmedia_prepare_call_address): Delete.
26894 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
26895 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
26896 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
26897 UNSUPPORTED_SH2A): Remove m5 checks.
26898 (sh_divide_strategy_e): Remove SH5 division strategies.
26899 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
26900 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
26902 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
26904 * config/s390/s390.c (s390_rtx_costs): Update documentation.
26906 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
26908 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
26909 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
26910 Change lder to ldr.
26911 * config/s390/vector.md ("mov<mode>"): Likewise.
26913 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
26915 * config/s390/constraints.md ("U", "W"): Invoke
26916 s390_mem_constraint with "ZR" and "ZT".
26917 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
26918 addresses when using LRA. Accept also short displacements for S
26919 and T constraints. Do not check for long displacement target for
26920 S and T constraints.
26921 (s390_mem_constraint): Remove handling of U and W constraints.
26922 * config/s390/s390.md (various patterns): Remove the short
26923 displacement constraints (Q and R) if a long displacement
26924 constraint is present. Add longdisp as required CPU capability.
26925 * config/s390/vector.md: Likewise.
26926 * config/s390/vx-builtins.md: Likewise.
26928 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
26931 * reload1.c (reload): Call finish_spills before
26932 restarting reload loop. Skip select_reload_regs
26933 if update_eliminables_and_spill returns true.
26935 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
26937 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
26938 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
26939 (umulhisi3_imm): Update predicates and constraint letters.
26940 (umulhisi3_reg): Declare instruction as commutative.
26941 * config/arc/constraints.md (J12, J16): New constraints.
26942 * config/arc/predicates.md (short_unsigned_const_operand): New
26944 (arc_short_operand): Likewise.
26945 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
26947 2016-04-29 Richard Biener <rguenther@suse.de>
26949 PR tree-optimization/13962
26950 PR tree-optimization/65686
26951 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
26952 * tree-ssa-alias.c (ptrs_compare_unequal): New function
26953 using PTA to compare pointers.
26954 * match.pd: Add pattern for pointer equality compare simplification
26955 using ptrs_compare_unequal.
26957 2016-04-29 Richard Biener <rguenther@suse.de>
26959 * stor-layout.c (layout_type): Do not build a pointer-to-element
26962 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
26964 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
26965 Use SWI mode iterator. Use general_reg_operand predicate.
26966 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
26967 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
26970 2016-04-29 Jakub Jelinek <jakub@redhat.com>
26972 PR middle-end/70843
26973 * fold-const.c (operand_equal_p): Don't verify hash value equality
26975 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
26978 2016-04-28 Jakub Jelinek <jakub@redhat.com>
26981 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
26982 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
26983 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
26984 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
26985 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
26987 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
26989 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
26990 to info. Don't initialize separate fields to 0. Clean up
26993 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
26995 * config/i386/i386.md (peephole2s for operations with memory inputs):
26996 Use SWI mode iterator.
26997 (peephole2s for operations with memory outputs): Ditto.
26998 Do not check for stack checking probe.
27000 (probe_stack): Remove expander.
27002 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
27003 Andrew Burgess <andrew.burgess@embecosm.com>
27005 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
27006 operands as 32-bits.
27008 2016-04-28 Jason Merrill <jason@redhat.com>
27010 * gdbinit.in: Skip line-map.h.
27012 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
27013 Andrew Burgess <andrew.burgess@embecosm.com>
27015 * config/arc/arc.c (arc_conditional_register_usage): Take
27016 TARGET_RRQ_CLASS into account.
27017 (arc_print_operand): Support printing 'p' and 's' operands.
27018 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
27020 (TARGET_RRQ_CLASS): Define.
27021 (IS_POWEROF2_OR_0_P): Define.
27022 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
27024 (*tst_movb): New define_insn.
27025 (*tst): Avoid recognition if it could prevent '*tst_movb'
27026 combination; replace c/CnL with c/Chs alternative.
27027 (*tst_bitfield_tst): New define_insn.
27028 (*tst_bitfield_asr): New define_insn.
27029 (*tst_bitfield): New define_insn.
27030 (andsi3_i): Add Rrq variant.
27031 (extzv): New define_expand.
27032 (insv): New define_expand.
27033 (*insv_i): New define_insn.
27034 (*movb): New define_insn.
27035 (*movb_signed): New define_insn.
27036 (*movb_high): New define_insn.
27037 (*movb_high_signed): New define_insn.
27038 (*movb_high_signed + 1): New define_split pattern.
27039 (*mrgb): New define_insn.
27040 (*mrgb + 1): New define_peephole2 pattern.
27041 (*mrgb + 2): New define_peephole2 pattern.
27042 * config/arc/arc.opt (mbitops): New option for nps400, uses
27043 TARGET_NPS_BITOPS_DEFAULT.
27044 * config/arc/constraints.md (q): Make register class conditional.
27045 (Rrq): New register constraint.
27046 (Chs): New constraint.
27047 (Clo): New constraint.
27048 (Chi): New constraint.
27049 (Cbf): New constraint.
27050 (Cbn): New constraint.
27051 (C18): New constraint.
27052 (Cbi): New constraint.
27054 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
27056 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
27058 (bitmap_intersection_of_preds): Ditto.
27059 (bitmap_union_of_succs): Ditto.
27060 (bitmap_union_of_preds): Ditto.
27061 * sbitmap.c (do_popcount): Delete.
27062 (BITMAP_DEBUGGING): Delete.
27063 (sbitmap_verify_popcount): Delete.
27064 (sbitmap_alloc): Don't initialize the popcount field.
27065 (sbitmap_alloc_with_popcount): Delete.
27066 (sbitmap_resize): Don't resize the popcount array.
27067 (sbitmap_vector_alloc): Don't initialize the popcount field.
27068 (bitmap_copy): Don't copy the popcount array.
27069 (bitmap_clear): Don't clear the popcount array.
27070 (bitmap_clear): Delete the popcount array handling.
27071 (bitmap_ior_and_compl): Delete the popcount assert.
27072 (bitmap_not): Ditto.
27073 (bitmap_and_compl): Ditto.
27074 (bitmap_and): Delete the popcount array handling.
27075 (bitmap_xor): Ditto.
27076 (bitmap_ior): Ditto.
27077 (bitmap_or_and): Delete the popcount assert.
27078 (bitmap_and_or): Ditto.
27079 (popcount_table): Delete.
27080 (sbitmap_elt_popcount): Delete.
27081 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
27082 (bitmap_set_bit): Delete the popcount assert.
27083 (bitmap_clear_bit): Ditto.
27084 (sbitmap_free): Don't free the popcount array.
27085 (sbitmap_alloc_with_popcount): Delete declaration.
27086 (sbitmap_popcount): Ditto.
27088 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
27089 Andrew Burgess <andrew.burgess@embecosm.com>
27091 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
27092 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
27093 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
27094 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
27095 * config/arc/arc.opt (mcmem): New option.
27096 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
27097 supply length for r/m alternative.
27098 (*extendqisi2_ac): Likewise.
27099 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
27101 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
27102 (movhi_insn): Likewise.
27103 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
27104 (*zero_extendqihi2_i): Add r/Ucm alternative.
27105 (*zero_extendqisi2_ac): Likewise.
27106 (*zero_extendhisi2_i): Likewise.
27107 * config/arc/constraints.md (Uex): New memory constraint.
27108 (Ucm): New define_constraint.
27109 * config/arc/predicates.md (long_immediate_loadstore_operand):
27110 Return 0 for MEM with cmem_address address.
27111 (cmem_address_0): New predicates.
27112 (cmem_address_1): Likewise.
27113 (cmem_address_2): Likewise.
27114 (cmem_address): Likewise.
27116 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
27118 * config/rs6000/rs6000.c (machine_function): Rename
27119 insn_chain_scanned_p to spe_insn_chain_scanned_p.
27120 (rs6000_stack_info): Adjust.
27122 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
27123 Andrew Burgess <andrew.burgess@embecosm.com>
27125 * config/arc/constraints.md (Usd): Convert to define_constraint.
27129 2016-04-28 Jakub Jelinek <jakub@redhat.com>
27132 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
27133 Add new peephole2 where the first insn is *mov<mode>_or instead of
27134 *mov<mode>_internal.
27136 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
27138 * tracer.c (bb_seen): Make static.
27140 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
27142 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
27143 support, setup defaults.
27144 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
27145 * config/arc/arc.c (arc_init): Add NPS400 support.
27146 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
27147 (TARGET_ARC700): NPS400 is also an ARC700.
27148 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
27150 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
27153 * config/nds32/nds32.md (casesi): Don't access the operands array
27156 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
27158 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
27159 (or $-1,reg peephole2): Ditto.
27160 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
27162 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
27164 * doc/extend.texi (Common Function Attributes) [optimize]:
27165 Discourage use of the optimize attribute.
27167 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
27169 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
27170 special case builtin.
27171 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
27172 ALTIVEC_BUILTIN_VEC_ADDE.
27173 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
27174 support for ALTIVEC_BUILTIN_VEC_ADDE.
27175 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
27176 for __builtin_vec_adde.
27178 2016-04-28 Jakub Jelinek <jakub@redhat.com>
27180 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
27181 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
27183 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
27186 * doc/sourcebuild.texi (Effective-Target Keywords, Other
27187 attributes): Document cilkplus_runtime.
27189 2016-04-28 Martin Jambor <mjambor@suse.cz>
27191 * tree-cfg.c (verify_expr): Verify that local declarations belong to
27192 this function. Call verify_expr on MEM_REFs and bases of other
27193 handled_components.
27195 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
27197 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
27198 for WORD_REGISTER_OPERATIONS to runtime check.
27200 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
27202 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
27204 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
27206 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
27207 big-endian compilation.
27208 * config/arc/arc.md (addf3): Likewise.
27209 (subdf3): Likewise.
27210 (muldf3): Likewise.
27212 2016-04-28 Richard Biener <rguenther@suse.de>
27214 PR tree-optimization/70840
27215 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
27216 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
27217 Mark x * pow(x,c) -> pow(x,c+1) commutative.
27218 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
27220 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
27222 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
27223 and explain why in a comment.
27225 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
27227 * config/arc/arc.md (cpu_facility): Add fpx variant.
27228 (subdf3): Prohibit use reverse sub when assist operations option
27230 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
27231 instructions only when FPX is enabled.
27232 * testsuite/gcc.target/arc/trsub.c: New test.
27234 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
27236 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
27237 mult_operator when calculating "type" attribute.
27238 (*fop_<mode>_1_i387): Ditto.
27239 (*fop_xf_1_i387): Ditto.
27240 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
27241 Use std::swap to swap operands. Use RTL expressions to generate
27244 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
27245 Joern Rennecke <joern.rennecke@embecosm.com>
27247 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
27249 (emit_pic_move): Remove.
27250 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
27251 * config/arc/arc.c (emit_pic_move): Removed.
27252 (TARGET_HAVE_TLS): Define.
27253 (arc_conditional_register_usage): Test for arc_tp_regno.
27254 (arc_print_operand, arc_print_operand_address): Handle TLS
27256 (arc_needs_pcl_p): New function.
27257 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
27258 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
27259 (arc_raw_symbolic_reference_mentioned_p): Likewise.
27260 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
27261 (arc_legitimize_tls_address): Likewise.
27262 (DTPOFF_ZERO_SYM): Define.
27263 (arc_legitimize_pic_address): Make it static, handle TLS cases.
27264 (arc_output_pic_addr_const): Print TLS unspecs.
27265 (prepare_pic_move): New function, replaces emit_pic_move.
27266 (arc_legitimate_constant_p): Handle TLS unspecs.
27267 (arc_legitimate_address_p): Likewise.
27268 (arc_rewrite_small_data_p): Use assert for TLS constants.
27269 (prepare_move_operands): Use prepare_pic_move.
27270 (arc_legitimize_address): Legitimize tls addresses.
27271 (arc_epilogue_uses): Check for arc_tp_regno.
27272 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
27273 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
27275 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
27277 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
27278 %(arc_tls_extra_start_spec).
27279 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
27280 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
27282 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
27283 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
27284 (UNSPEC_TLS_OFF): Add.
27286 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
27287 (get_thread_pointersi): New patterns.
27288 * config/arc/arc.opt (mtp-regno): New option.
27289 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
27290 (move_dest_operand): Likewise.
27291 * configure: Regenerate.
27292 * configure.ac: Add arc*-*-* case to test for tls.
27293 * doc/invoke.texi (ARC options): Document mtp-regno.
27295 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
27297 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
27298 the new ARC HS SIMD instructions.
27299 (arc_preferred_simd_mode): New function.
27300 (arc_autovectorize_vector_sizes): Likewise.
27301 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
27302 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
27303 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
27304 (arc_init_builtins): Add new SIMD builtin types.
27305 (arc_split_move): Handle 64 bit vector moves.
27306 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
27307 (TARGET_PLUS_QMACW): Define.
27308 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
27309 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
27310 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
27311 (VSUBADD4H): New builtins.
27312 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
27313 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
27315 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
27316 Matthias Klose <doko@debian.org>
27318 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
27320 2016-04-28 Richard Biener <rguenther@suse.de>
27322 PR middle-end/70777
27323 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
27326 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
27328 * common/config/sh/sh-common.c: Remove SH5 support.
27329 * config/sh/constraints.md: Likewise.
27330 * config/sh/config/sh/elf.h: Likewise.
27331 * config/sh/linux.h: Likewise.
27332 * config/sh/netbsd-elf.h: Likewise.
27333 * config/sh/predicates.md: Likewise.
27334 * config/sh/sh-c.c: Likewise.
27335 * config/sh/sh-protos.h: Likewise.
27336 * config/sh/sh.c: Likewise.
27337 * config/sh/sh.h: Likewise.
27338 * config/sh/sh.md: Likewise.
27339 * config/sh/sh.opt: Likewise.
27340 * config/sh/sync.md: Likewise.
27341 * config/sh/sh64.h: Delete.
27342 * config/sh/shmedia.h: Likewise.
27343 * config/sh/shmedia.md: Likewise.
27344 * config/sh/sshmedia.h: Likewise.
27345 * config/sh/t-netbsd-sh5-64: Likewise.
27346 * config/sh/t-sh64: Likewise.
27347 * config/sh/ushmedia.h: Likewise.
27349 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
27351 * config/i386/i386.md (sign_extend to memory peephole2s): Use
27352 general_reg_operand instead of register_operand predicate.
27354 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
27356 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
27358 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
27360 * match.pd (A - B > A, A + B < A): New transformations.
27362 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
27364 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
27365 which defaults to true. Emit an outer pair of parentheses only if
27366 EMIT_PARENS. When continuing a chain of && or || (or & or |),
27367 don't emit parentheses for the right-hand operand.
27369 2016-04-27 Jeff Law <law@redhat.com>
27371 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
27373 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
27375 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
27376 (altivec_lvx_<mode>_internal): Document.
27377 (altivec_lvx_<mode>_2op): New define_insn.
27378 (altivec_lvx_<mode>_1op): Likewise.
27379 (altivec_lvx_<mode>_2op_si): Likewise.
27380 (altivec_lvx_<mode>_1op_si): Likewise.
27381 (altivec_stvx_<mode>): Remove.
27382 (altivec_stvx_<mode>_internal): Document.
27383 (altivec_stvx_<mode>_2op): New define_insn.
27384 (altivec_stvx_<mode>_1op): Likewise.
27385 (altivec_stvx_<mode>_2op_si): Likewise.
27386 (altivec_stvx_<mode>_1op_si): Likewise.
27387 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
27388 Expand vec_ld and vec_st during parsing.
27389 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
27391 (altivec_expand_stvx_be): Likewise.
27392 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
27393 address-masking behavior in RTL.
27394 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
27395 address-masking behavior in RTL.
27396 (altivec_expand_builtin): Change builtin code arguments for calls
27397 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
27398 (insn_is_swappable_p): Avoid incorrect swap optimization in the
27399 presence of lvx/stvx patterns.
27400 (alignment_with_canonical_addr): New function.
27401 (alignment_mask): Likewise.
27402 (find_alignment_op): Likewise.
27403 (recombine_lvx_pattern): Likewise.
27404 (recombine_stvx_pattern): Likewise.
27405 (recombine_lvx_stvx_patterns): Likewise.
27406 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
27407 stvx patterns from expand.
27408 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
27410 (vector_altivec_store_<mode>): Likewise.
27412 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
27414 * config/aarch64/aarch64.md
27415 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
27416 remove the "fp" attributes.
27417 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
27418 add the "simd" attributes.
27419 (*movdf_aarch64): Likewise.
27420 (*movtf_aarch64): Remove the "fp" attributes.
27421 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
27422 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
27424 2016-04-27 David Malcolm <dmalcolm@redhat.com>
27426 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
27427 rtx to rtx_code_label *.
27428 * rtl.h (maybe_set_first_label_num): Likewise.
27430 2016-04-27 David Malcolm <dmalcolm@redhat.com>
27432 * df-core.c (df_add_problem): Make the problem param be const.
27433 (df_remove_problem): Make local "problem" be const.
27434 * df-problems.c (problem_RD): Make const.
27435 (problem_LR): Likewise.
27436 (problem_LIVE): Likewise.
27437 (problem_MIR): Likewise.
27438 (problem_CHAIN): Likewise.
27439 (problem_WORD_LR): Likewise.
27440 (problem_NOTE): Likewise.
27441 (problem_MD): Likewise.
27442 * df-scan.c (problem_SCAN): Likewise.
27443 * df.h (struct df_problem): Make field "dependent_problem" be
27445 (struct dataflow): Likewise for field "problem".
27446 (df_add_problem): Make param const.
27448 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
27450 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
27451 inter-unit moves to/from vector registers are enabled. Do not disable
27454 2016-04-27 David Malcolm <dmalcolm@redhat.com>
27456 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
27457 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
27459 (enum df_problem_id): ...this new enum.
27460 (struct df_problem): Convert field "id" from "int" to
27461 enum df_problem_id.
27463 2016-04-27 David Malcolm <dmalcolm@redhat.com>
27465 * rtl.def: Update comment for "things in the instruction chain" to
27466 reflect the removal of the leading "i" field for INSN_UID in
27467 r210360. Fix bogus apostrophe.
27469 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
27471 * config/i386/i386.md
27472 (lea arith with mem operand + setcc peephole2): Set operator mode.
27474 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
27477 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
27478 (dimode_scalar_to_vector_candidate_p): This.
27479 (timode_scalar_to_vector_candidate_p): New function.
27480 (scalar_to_vector_candidate_p): Likewise.
27481 (timode_check_non_convertible_regs): Likewise.
27482 (timode_remove_non_convertible_regs): Likewise.
27483 (remove_non_convertible_regs): Likewise.
27484 (remove_non_convertible_regs): Renamed to ...
27485 (dimode_remove_non_convertible_regs): This.
27486 (scalar_chain::~scalar_chain): Make it virtual.
27487 (scalar_chain::compute_convert_gain): Make it pure virtual.
27488 (scalar_chain::mark_dual_mode_def): Likewise.
27489 (scalar_chain::convert_insn): Likewise.
27490 (scalar_chain::convert_registers): Likewise.
27491 (scalar_chain::add_to_queue): Make it protected.
27492 (scalar_chain::emit_conversion_insns): Likewise.
27493 (scalar_chain::replace_with_subreg): Likewise.
27494 (scalar_chain::replace_with_subreg_in_insn): Likewise.
27495 (scalar_chain::convert_op): Likewise.
27496 (scalar_chain::convert_reg): Likewise.
27497 (scalar_chain::make_vector_copies): Likewise.
27498 (scalar_chain::convert_registers): New pure virtual function.
27499 (class dimode_scalar_chain): New class.
27500 (class timode_scalar_chain): Likewise.
27501 (scalar_chain::mark_dual_mode_def): Renamed to ...
27502 (dimode_scalar_chain::mark_dual_mode_def): This.
27503 (timode_scalar_chain::mark_dual_mode_def): New function.
27504 (timode_scalar_chain::convert_insn): Likewise.
27505 (dimode_scalar_chain::convert_registers): Likewise.
27506 (scalar_chain::compute_convert_gain): Renamed to ...
27507 (dimode_scalar_chain::compute_convert_gain): This.
27508 (scalar_chain::replace_with_subreg): Renamed to ...
27509 (dimode_scalar_chain::replace_with_subreg): This.
27510 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
27511 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
27512 (scalar_chain::make_vector_copies): Renamed to ...
27513 (dimode_scalar_chain::make_vector_copies): This.
27514 (scalar_chain::convert_reg): Renamed to ...
27515 (dimode_scalar_chain::convert_reg ): This.
27516 (scalar_chain::convert_op): Renamed to ...
27517 (dimode_scalar_chain::convert_op): This.
27518 (scalar_chain::convert_insn): Renamed to ...
27519 (dimode_scalar_chain::convert_insn): This.
27520 (scalar_chain::convert): Call convert_registers.
27521 (convert_scalars_to_vector): Change to scalar_chain pointer to
27522 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
27523 in 32-bit mode. Delete scalar_chain pointer. Call
27524 free_dominance_info in 64-bit mode.
27525 (pass_stv::gate): Remove TARGET_64BIT check.
27526 (ix86_option_override): Put the 64-bit STV pass before the CSE
27529 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
27531 * dwarf2out.h (struct dw_loc_descr_node): Remove the
27532 dw_loc_frame_offset field.
27533 * dwarf2out.c (new_loc_descr): Likewise.
27534 (resolve_args_picking_1): Turn the VISITED hash set into a
27535 FRAME_OFFSET hash map. Use it to associate a frame offset to
27536 visited nodes. Remove uses of the CHECKING_P macro.
27537 (resolve_args_picking): Update call to resolve_args_picking_1.
27539 2016-04-27 Martin Liska <mliska@suse.cz>
27541 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
27542 (free_loop_data): Release vuses of groups.
27544 2016-04-27 Bin Cheng <bin.cheng@arm.com>
27546 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
27547 instead of redundant use_id and boolean have_use_for.
27548 (struct iv_use): Change sub_id into group_id. Remove field next.
27549 Move fields: related_cands, n_map_members, cost_map and selected
27551 (struct iv_group): ... here. New structure.
27552 (struct iv_common_cand): Use structure declaration directly.
27553 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
27554 (MAX_CONSIDERED_USES): Rename macro to ...
27555 (MAX_CONSIDERED_GROUPS): ... here.
27556 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
27557 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
27558 (dump_uses): Rename to ...
27559 (dump_groups): ... here. Update all uses.
27560 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
27561 (find_induction_variables): Refactor format of dump information.
27562 (record_sub_use): Delete.
27563 (record_use): Update all uses.
27564 (record_group): New function.
27565 (record_group_use, find_interesting_uses_op): Call above functions.
27567 (find_interesting_uses_cond): Ditto.
27568 (group_compare_offset): New function.
27569 (split_all_small_groups): Rename to ...
27570 (split_small_address_groups_p): ... here. Update all uses.
27571 (split_address_groups): Update all uses.
27572 (find_interesting_uses): Refactor format of dump information.
27573 (add_candidate_1): Update all uses. Remove redundant check on iv,
27575 (add_candidate, record_common_cand): Remove redundant assert.
27576 (add_iv_candidate_for_biv): Update use.
27577 (add_iv_candidate_derived_from_uses): Update all uses.
27578 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
27579 (alloc_use_cost_map): Ditto.
27580 (set_use_iv_cost, get_use_iv_cost): Rename to ...
27581 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
27582 (determine_use_iv_cost_generic): Ditto.
27583 (determine_group_iv_cost_generic): Ditto.
27584 (determine_use_iv_cost_address): Ditto.
27585 (determine_group_iv_cost_address): Ditto.
27586 (determine_use_iv_cost_condition): Ditto.
27587 (determine_group_iv_cost_cond): Ditto.
27588 (determine_use_iv_cost): Ditto.
27589 (determine_group_iv_cost): Ditto.
27590 (set_autoinc_for_original_candidates): Update all uses.
27591 (find_iv_candidates): Update all uses. Refactor dump information.
27592 (determine_use_iv_costs): Ditto.
27593 (determine_iv_costs): Ditto.
27594 (iv_ca_cand_for_use): Rename to ...
27595 (iv_ca_cand_for_group): ... here. Update all uses.
27596 (iv_ca_add_use, iv_ca_add_group): Ditto.
27597 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
27598 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
27599 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
27600 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
27601 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
27602 (create_new_iv, adjust_iv_update_pos): Ditto.
27603 (rewrite_use_address): Delete.
27604 (rewrite_use_address_1): Rename to ...
27605 (rewrite_use_address): ... here.
27606 (rewrite_use_compare): Update all uses.
27607 (rewrite_use): Delete.
27608 (rewrite_uses): Rename to ...
27609 (rewrite_groups): ... here. Update all uses.
27610 (remove_unused_ivs, free_loop_data): Update all uses.
27611 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
27613 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
27615 * rtlanal.c (nonzero_bits1): Convert preprocessor check
27616 for WORD_REGISTER_OPERATIONS to runtime check.
27618 2016-04-27 Richard Biener <rguenther@suse.de>
27621 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
27622 aggregate_value_p to determine if a function result is
27623 returned by reference.
27624 (ipa_pta_execute): Functions having their address taken are
27625 not automatically nonlocal.
27627 2016-04-27 Jakub Jelinek <jakub@redhat.com>
27630 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
27631 * fold-const.c (operand_equal_p): If flag_checking and
27632 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
27633 and if it returns non-zero, assert iterative_hash_expr on both
27636 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
27638 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
27640 2016-04-27 Nick Clifton <nickc@redhat.com>
27642 PR middle-end/49889
27643 * varasm.c (merge_weak): Generate an error if an attempt is made
27644 to convert a non-weak static function into a weak, public function.
27646 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
27648 * params.def (MAX_PARTITION_SIZE): New param.
27649 * doc/invoke.texi: Document lto-max-partition.
27651 2016-04-27 Richard Biener <rguenther@suse.de>
27654 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
27655 function cummulating used_from_other_partition, externally_visible
27656 and force_output from aliases.
27657 (refered_from_nonlocal_var): Likewise.
27658 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
27659 node flags properly.
27661 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
27663 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
27664 (-Wmemset-elt-size): New item.
27666 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
27669 * stor-layout.h (internal_reference_types): Delete.
27670 * stor-layout.c (reference_types_internal): Likewise.
27671 (internal_reference_types): Likewise.
27672 (layout_type) <REFERENCE_TYPE>: Adjust.
27674 2016-04-27 Jakub Jelinek <jakub@redhat.com>
27677 * tree.h (inchash::add_expr): Add FLAGS argument.
27678 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
27679 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
27680 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
27681 Formatting fix. Adjust recursive calls. For tcc_comparison,
27682 if swap_tree_comparison (code) is smaller than code, hash that
27683 and arguments in the other order. Hash CONVERT_EXPR the same
27684 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
27685 of ADDR_EXPR of decl as the decl itself. Add or remove
27686 OEP_ADDRESS_OF from recursive flags as needed. For
27687 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
27688 operands commutatively and only the third one normally.
27689 For internal CALL_EXPR hash in CALL_EXPR_IFN.
27691 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
27693 * config/rtems.h (LIB_SPEC): Add -latomic.
27695 2016-04-27 Joel Sherrill <joel@rtems.org>
27697 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
27698 xilink.ld and flags not relevant to RTEMS.
27700 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
27702 * toplev.c (backend_init_target): Avoid calling init_reload when using
27705 2016-04-26 Jakub Jelinek <jakub@redhat.com>
27707 * reorg.c (try_merge_delay_insns): Declare i and j inside the
27708 for loops rather than one for the whole function.
27710 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
27712 * match.pd (X + CST CMP X): New transformation.
27714 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
27716 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
27717 * fold-const.c (fold_binary_loc): Remove 2 transformations
27718 superseded by match.pd.
27719 * match.pd (x+x -> x*2): Generalize to integers.
27721 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
27723 * config/i386/i386.md (operation on memory peephole): Duplicate an
27724 existing peephole and adapt it to match lea rather than an operation
27727 PR rtl-optimization/57193
27728 * opts.c (default_options_table): Add OPT_frename_registers at -O2
27730 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
27732 2016-04-26 Bin Cheng <bin.cheng@arm.com>
27734 * tree-if-conv.c (any_pred_load_store): New static variable.
27735 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
27736 any_pred_load_store instead of and_mask_load_store.
27737 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
27738 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
27739 (combine_blocks, tree_if_conversion): Ditto.
27741 2016-04-26 Bin Cheng <bin.cheng@arm.com>
27743 PR tree-optimization/70771
27744 PR tree-optimization/70775
27745 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
27746 virtual PHI nodes. Delete parameter.
27747 (if_convertible_loop_p_1): Delete argument to above function.
27748 (predicate_all_scalar_phis): Delete code handling single-argument
27750 (tree_if_conversion): Mark and update virtual SSA.
27752 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
27755 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
27756 (x86_elf_aligned_common): Rename to ...
27757 (x86_elf_aligned_decl_common): ... this.
27758 Add decl arg. Switch to .lbss for largecomm object. Use
27759 LARGECOMM_SECTION_ASM_OP.
27760 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
27762 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
27763 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
27765 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
27766 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
27768 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
27771 * config/i386/i386.c (SECTION_LARGE): Define.
27772 (x86_64_elf_select_section): Set it for large data/bss sections.
27773 Only clear SECTION_WRITE for .lrodata.
27774 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
27776 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
27777 * varasm.c (default_elf_asm_named_section): Grow flagchars.
27778 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
27780 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
27781 * doc/tm.texi: Regenerate.
27783 2016-04-26 Jakub Jelinek <jakub@redhat.com>
27786 * configure.ac (--enable-checking): Document extra flag, for
27787 non-release builds default to --enable-checking=yes,extra.
27788 If misc checking and extra checking, define CHECKING_P to 2 instead
27790 * common.opt (fchecking=): Add.
27791 * doc/invoke.texi (-fchecking=): Document.
27792 * doc/install.texi: Document --enable-checking changes.
27793 * configure: Regenerated.
27794 * config.in: Regenerated.
27796 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
27798 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
27799 attribute instead of which_alternative.
27800 * config/i386/sse.md (*mov<mode>_internal): Ditto.
27801 Use EXT_REX_SSE_REG_P where appropriate.
27803 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
27805 * config/i386/predicates.md (const0_operand): Do not match
27806 const_wide_int code.
27807 (const1_operand): Ditto.
27809 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
27811 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
27812 for SSE constm1 operands and TARGET_AVX512VL.
27813 (*movti_internal): Ditto.
27814 (*mov<mode>_or): Use constm1_operand predicate.
27815 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
27816 for SSE vector_all_ones operands and TARGET_AVX512VL.
27817 * config/i386/predicates.md (constm1_operand): New predicate.
27818 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
27819 emission of constant -1 load.
27821 2016-04-25 Jason Merrill <jason@redhat.com>
27823 * gdbinit.in: Skip is-a.h.
27825 * attribs.c (register_scoped_attributes): Fix logic.
27826 * attribs.h: Declare register_scoped_attributes.
27828 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
27830 * config/rs6000/rs6000-builtin.def: Correct pasto error for
27831 stxvd2x and stxvw4x built-in functions.
27833 2016-04-25 DJ Delorie <dj@redhat.com>
27835 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
27836 (ashrhi3): Likewise.
27837 (lshrhi3): Likewise.
27839 2016-04-25 Richard Biener <rguenther@suse.de>
27841 PR tree-optimization/70780
27842 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
27843 wasn't visited yet.
27844 (compute_antic): Mark blocks with abnormal preds as visited as
27845 they have a final empty antic-in solution already.
27847 2016-04-25 Michael Collison <michael.collison@linaro.org>
27849 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
27851 2016-04-25 Michael Collison <michael.collison@linaro.org>
27853 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
27854 mode is VQI to improve mixed mode vectorization.
27855 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
27856 define_insn to match low half of signed vaddw.
27857 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
27858 define_insn to match high half of signed vaddw.
27859 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
27860 define_insn to match low half of unsigned vaddw.
27861 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
27862 define_insn to match high half of unsigned vaddw.
27863 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
27864 (arm_simd_check_vect_par_cnst_half_p): Likewise.
27865 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
27867 (arm_simd_check_vect_par_cnst_half_p): Likewise.
27868 * config/arm/predicates.md (vect_par_constant_high): Support
27869 big endian and simplify by calling
27870 arm_simd_check_vect_par_cnst_half
27871 (vect_par_constant_low): Likewise.
27873 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
27875 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
27876 predicate for operand 2.
27878 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
27879 H.J. Lu <hongjiu.lu@intel.com>
27881 * config/i386/i386-protos.h (standard_sse_constant_p): Add
27882 machine_mode argument.
27883 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
27884 constm1_rtx operands. For VOIDmode constants, get mode from
27885 pred_mode. Check mode size if the mode is supported by ABI.
27886 (standard_sse_constant_opcode): Do not use standard_constant_p.
27887 Strictly check ABI support for all-ones operands.
27888 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
27889 immediates. Update calls to standard_sse_constant_p.
27890 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
27891 (ix86_rtx_costs): Ditto.
27892 * config/i386/i386.md (*movxi_internal_avx512f): Use
27893 nonimmediate_or_sse_const_operand instead of vector_move_operand.
27894 Use (v,BC) alternative instead of (v,C). Use register_operand
27895 checks instead of MEM_P.
27896 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
27897 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
27898 isa attribute. Use register_operand checks instead of MEM_P.
27899 (*movti_internal): Use nonimmediate_or_sse_const_operand for
27900 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
27901 alternative and corresponding sse2 isa attribute.
27902 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
27903 to standard_sse_constant_p.
27904 (FP constant splitters): Ditto.
27905 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
27907 * config/i386/predicates.md (constm1_operand): Remove.
27908 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
27909 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
27910 vector_all_ones_operand instead of constm1_operand.
27912 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
27914 * print-rtl.c (print_rtx_insn_vec): New function.
27915 * print-rtl.h: New prototype.
27916 * store-motion.c (struct st_expr): Make avail_stores a vector.
27917 (st_expr_entry): Adjust.
27918 (free_st_expr_entry): Likewise.
27919 (print_store_motion_mems): Likewise.
27920 (find_moveable_store): Likewise.
27921 (compute_store_table): Likewise.
27922 (delete_store): Likewise.
27923 (build_store_vectors): Likewise.
27925 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
27927 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
27929 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
27931 * vec.h (vec_safe_contains): New function.
27932 (vec::contains): Likewise.
27933 (vec::begin): Likewise.
27934 (vec::end): Likewise.
27936 2016-04-23 Jakub Jelinek <jakub@redhat.com>
27939 * cfgexpand.c (expand_stack_vars): Fix typo.
27941 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
27943 * system.h (list, map, set, vector): Include conditionally.
27944 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
27945 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
27946 * ipa-icf.c (INCLUDE_LIST): Define.
27947 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
27948 * config/sh/sh.c (INCLUDE_VECTOR): Define.
27949 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
27950 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
27951 * cp/logic.cc (INCLUDE_LIST): Define.
27952 * fortran/trans-common.c (INCLUDE_MAP): Define.
27954 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
27956 * auto-profile.c: Remove <string.h> include.
27957 * ipa-icf-gimple.c: Remove <list> include.
27958 * diagnostic.c: Remove <new> include.
27959 * genmatch.c: Likewise.
27960 * pretty-print.c: Likewise.
27961 * toplev.c: Likewise
27962 * c/c-objc-common.c: Likewise.
27963 * cp/error.c: Likewise.
27964 * fortran/error.c: Likewise.
27966 2016-04-22 Richard Biener <rguenther@suse.de>
27968 * lto-streamer-in.c (input_ssa_names): Do not allocate
27969 GIMPLE_NOP for all SSA names.
27970 * lto-streamer-out.c (output_ssa_names): Do not output
27971 SSA names that should have been released.
27973 2016-04-22 Richard Biener <rguenther@suse.de>
27975 PR tree-optimization/70740
27976 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
27979 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
27982 * config/i386/predicates.md (call_insn_operand): Replace
27983 sibcall_memory_operand with memory_operand.
27985 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
27987 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
27988 has_single_use() tests.
27989 (register_edge_assert_for_1): Likewise.
27990 (find_assert_locations_1): Check the liveness bitmap instead of
27991 checking has_single_use().
27993 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
27996 * config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
27997 Extract AVX-512BW constraint from AVX.
27999 2016-04-21 Richard Biener <rguenther@suse.de>
28001 PR tree-optimization/70725
28002 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
28003 for phi_convertible_by_degenerating_args.
28004 (predicate_all_scalar_phis): Handle single-argument PHIs.
28006 2016-04-21 Richard Biener <rguenther@suse.de>
28008 PR middle-end/70747
28009 * fold-const.c (fold_comparison): Return properly typed
28012 2016-04-21 Bin Cheng <bin.cheng@arm.com>
28014 PR tree-optimization/70715
28015 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
28016 after expanding BASE using expand_simple_operations.
28018 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
28020 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
28021 New transformations.
28023 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
28025 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
28027 2016-04-20 Jan Hubicka <jh@suse.cz>
28029 * ipa-inline.c (can_inline_edge_p): Pass caller info to
28030 ultiimate_alias_target.
28031 (update_callee_keys): Likewise.
28032 (lookup_recursive_calls): Likewise.
28033 (speculation_useful_p): Likewise.
28035 2016-04-20 Jan Hubicka <jh@suse.cz>
28038 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
28039 (set_nothrow_flag_1): ... this; handle interposition correctly;
28040 recurse on aliases and thunks.
28041 (cgraph_node::set_nothrow_flag): New.
28042 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
28043 functions compiled with non-call exceptions that binds to current
28045 (propagate_nothrow): Be safe WRT interposition.
28046 * cgraph.h (set_nothrow_flag): Update prototype.
28048 2016-04-18 Jan Hubicka <jh@suse.cz>
28050 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
28051 max_loop_iterations_int.
28052 (tree_unswitch_outer_loop): Likewise.
28054 2016-04-20 Bin Cheng <bin.cheng@arm.com>
28056 PR tree-optimization/69489
28057 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
28058 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
28059 Revise dump message.
28060 (if_convertible_bb_p): Remove check on edge count of basic block's
28063 2016-04-20 Bin Cheng <bin.cheng@arm.com>
28065 PR tree-optimization/56625
28066 PR tree-optimization/69489
28067 * tree-data-ref.h (DR_INNERMOST): New macro.
28068 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
28069 hashing struct innermost_loop_behavior.
28070 (ref_DR_map): Remove.
28071 (innermost_DR_map): New map.
28072 (baseref_DR_map): Revise comment.
28073 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
28074 to innermost_DR_map accroding to its innermost loop behavior.
28075 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
28076 to its innermost loop behavior.
28077 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
28078 Add initialization for innermost_DR_map. Record memory reference
28079 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
28080 have innermost loop behavior.
28081 (if_convertible_loop_p): Remove release for ref_DR_map. Release
28084 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
28086 * config/i386/i386.md (*lea<mode>_general_1): Rename from
28087 *lea_general_1. Use explicit SWI12 mode interator.
28088 (*lea<mode>_general_2): Rename from *lea_general_2.
28089 Use explicit SWI12 mode interator.
28090 (*lea<mode>_general_3): Rename from *lea_general_3.
28091 Use explicit SWI12 mode interator.
28092 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
28093 Use explicit SWI12 mode interator.
28094 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
28095 Use explicit SWI48 mode interator.
28097 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
28099 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
28100 Short-cut unaligned load and store cases. Handle all integer
28102 (ix86_expand_vector_move_misalign): Short-cut unaligned load
28103 and store cases. Call ix86_avx256_split_vector_move_misalign
28104 directly without checking mode class.
28106 2016-04-20 Andrew Pinski <apinski@cavium.com>
28107 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
28110 * config/aarch64/aarch64.md (sibcall): Force call
28111 address to be DImode for ILP32.
28112 (sibcall_value): Likewise.
28114 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
28116 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
28118 2016-04-20 Richard Biener <rguenther@suse.de>
28120 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
28121 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
28122 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
28123 (maybe_push_res_to_seq): Adjust.
28124 * gimple-fold.c (maybe_build_generic_op): Likewise.
28126 2016-04-20 Marek Polacek <polacek@redhat.com>
28128 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
28131 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
28133 * config/i386/sse.md (vec_unpacks_lo_hi): Always
28134 use kmovw to support AVX512F target.
28136 2016-04-20 Bin Cheng <bin.cheng@arm.com>
28138 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
28140 2016-04-20 Marek Polacek <polacek@redhat.com>
28142 PR tree-optimization/70725
28143 * tree-if-conv.c (is_false_predicate): New function.
28144 (predicate_mem_writes): Use it.
28146 2016-04-20 Richard Biener <rguenther@suse.de>
28148 PR tree-optimization/70726
28149 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
28150 shift amounts from a pattern stmt operand.
28152 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28155 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
28156 stack_restore_from_fpr pattern when restoring r15.
28157 (s390_optimize_prologue): Strip away the memory barrier in the
28158 parallel when trying to get rid of restore insns.
28159 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
28160 definition for loading the stack pointer from an FPR. Compared to
28161 the normal move insn this pattern includes a full memory barrier.
28163 2016-04-19 Jakub Jelinek <jakub@redhat.com>
28165 PR middle-end/70680
28166 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
28167 implicitly linear or lastprivate iterator on the outer context.
28169 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
28171 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
28173 * config/i386/i386.md (ssememalign): Removed.
28174 * config/i386/sse.md: Remove ssememalign attribute from patterns.
28176 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
28179 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
28180 const short * to __builtin_ia32_loaddquhi512_mask.
28181 (_mm512_maskz_loadu_epi16): Likewise.
28182 (_mm512_mask_storeu_epi16): Pass short * to
28183 __builtin_ia32_storedquhi512_mask.
28184 (_mm512_mask_loadu_epi8): Pass const char * to
28185 __builtin_ia32_loaddquqi512_mask.
28186 (_mm512_maskz_loadu_epi8): Likewise.
28187 (_mm512_mask_storeu_epi8): Pass char * to
28188 __builtin_ia32_storedquqi512_mask.
28189 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
28190 const double * to __builtin_ia32_loadupd512_mask.
28191 (_mm512_mask_loadu_pd): Likewise.
28192 (_mm512_maskz_loadu_pd): Likewise.
28193 (_mm512_storeu_pd): Pass double * to
28194 __builtin_ia32_storeupd512_mask.
28195 (_mm512_mask_storeu_pd): Likewise.
28196 (_mm512_loadu_ps): Pass const float * to
28197 __builtin_ia32_loadups512_mask.
28198 (_mm512_mask_loadu_ps): Likewise.
28199 (_mm512_maskz_loadu_ps): Likewise.
28200 (_mm512_storeu_ps): Pass float * to
28201 __builtin_ia32_storeups512_mask.
28202 (_mm512_mask_storeu_ps): Likewise.
28203 (_mm512_mask_loadu_epi64): Pass const long long * to
28204 __builtin_ia32_loaddqudi512_mask.
28205 (_mm512_maskz_loadu_epi64): Likewise.
28206 (_mm512_mask_storeu_epi64): Pass long long *
28207 to __builtin_ia32_storedqudi512_mask.
28208 (_mm512_loadu_si512): Pass const int * to
28209 __builtin_ia32_loaddqusi512_mask.
28210 (_mm512_mask_loadu_epi32): Likewise.
28211 (_mm512_maskz_loadu_epi32): Likewise.
28212 (_mm512_storeu_si512): Pass int * to
28213 __builtin_ia32_storedqusi512_mask.
28214 (_mm512_mask_storeu_epi32): Likewise.
28215 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
28216 char * to __builtin_ia32_storedquqi256_mask.
28217 (_mm_mask_storeu_epi8): Likewise.
28218 (_mm256_mask_loadu_epi16): Pass const short * to
28219 __builtin_ia32_loaddquhi256_mask.
28220 (_mm256_maskz_loadu_epi16): Likewise.
28221 (_mm_mask_loadu_epi16): Pass const short * to
28222 __builtin_ia32_loaddquhi128_mask.
28223 (_mm_maskz_loadu_epi16): Likewise.
28224 (_mm256_mask_loadu_epi8): Pass const char * to
28225 __builtin_ia32_loaddquqi256_mask.
28226 (_mm256_maskz_loadu_epi8): Likewise.
28227 (_mm_mask_loadu_epi8): Pass const char * to
28228 __builtin_ia32_loaddquqi128_mask.
28229 (_mm_maskz_loadu_epi8): Likewise.
28230 (_mm256_mask_storeu_epi16): Pass short * to.
28231 __builtin_ia32_storedquhi256_mask.
28232 (_mm_mask_storeu_epi16): Pass short * to.
28233 __builtin_ia32_storedquhi128_mask.
28234 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
28235 const double * to __builtin_ia32_loadupd256_mask.
28236 (_mm256_maskz_loadu_pd): Likewise.
28237 (_mm_mask_loadu_pd): Pass onst double * to
28238 __builtin_ia32_loadupd128_mask.
28239 (_mm_maskz_loadu_pd): Likewise.
28240 (_mm256_mask_storeu_pd): Pass double * to
28241 __builtin_ia32_storeupd256_mask.
28242 (_mm_mask_storeu_pd): Pass double * to
28243 __builtin_ia32_storeupd128_mask.
28244 (_mm256_mask_loadu_ps): Pass const float * to
28245 __builtin_ia32_loadups256_mask.
28246 (_mm256_maskz_loadu_ps): Likewise.
28247 (_mm_mask_loadu_ps): Pass const float * to
28248 __builtin_ia32_loadups128_mask.
28249 (_mm_maskz_loadu_ps): Likewise.
28250 (_mm256_mask_storeu_ps): Pass float * to
28251 __builtin_ia32_storeups256_mask.
28252 (_mm_mask_storeu_ps): ass float * to
28253 __builtin_ia32_storeups128_mask.
28254 (_mm256_mask_loadu_epi64): Pass const long long * to
28255 __builtin_ia32_loaddqudi256_mask.
28256 (_mm256_maskz_loadu_epi64): Likewise.
28257 (_mm_mask_loadu_epi64): Pass const long long * to
28258 __builtin_ia32_loaddqudi128_mask.
28259 (_mm_maskz_loadu_epi64): Likewise.
28260 (_mm256_mask_storeu_epi64): Pass long long * to
28261 __builtin_ia32_storedqudi256_mask.
28262 (_mm_mask_storeu_epi64): Pass long long * to
28263 __builtin_ia32_storedqudi128_mask.
28264 (_mm256_mask_loadu_epi32): Pass const int * to
28265 __builtin_ia32_loaddqusi256_mask.
28266 (_mm256_maskz_loadu_epi32): Likewise.
28267 (_mm_mask_loadu_epi32): Pass const int * to
28268 __builtin_ia32_loaddqusi128_mask.
28269 (_mm_maskz_loadu_epi32): Likewise.
28270 (_mm256_mask_storeu_epi32): Pass int * to
28271 __builtin_ia32_storedqusi256_mask.
28272 (_mm_mask_storeu_epi32): Pass int * to
28273 __builtin_ia32_storedqusi128_mask.
28274 * config/i386/i386-builtin-types.def (PCSHORT): New.
28275 (PINT64): Likewise.
28276 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
28277 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
28278 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
28279 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
28280 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
28281 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
28282 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
28283 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
28284 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
28285 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
28286 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
28287 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
28288 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
28289 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
28290 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
28291 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
28292 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
28293 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
28294 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
28295 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
28296 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
28297 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
28298 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
28299 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
28300 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
28301 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
28302 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
28303 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
28304 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
28305 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
28306 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
28307 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
28308 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
28309 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
28310 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
28311 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
28312 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
28313 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
28314 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
28315 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
28316 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
28317 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
28318 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
28319 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
28320 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
28321 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
28322 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
28323 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
28324 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
28326 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
28327 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
28329 (ix86_expand_vector_move_misalign): Likewise.
28330 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
28331 to scalar function prototype for unaligned load/store builtins.
28332 (ix86_expand_special_args_builtin): Updated.
28333 * config/i386/sse.md (UNSPEC_LOADU): Removed.
28334 (UNSPEC_STOREU): Likewise.
28335 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
28336 (VI_ULOADSTORE_F_AVX512VL): Likewise.
28337 (ssescalarsize): Handle V4TI, V2TI and V1TI.
28338 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
28339 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
28340 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
28341 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
28342 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
28343 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
28344 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
28345 (<avx512>_storedqu<mode>_mask): Likewise.
28346 (*sse4_2_pcmpestr_unaligned): Likewise.
28347 (*sse4_2_pcmpistr_unaligned): Likewise.
28348 (*mov<mode>_internal): Renamed to ...
28349 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
28350 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
28351 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
28352 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
28354 2016-04-19 Richard Biener <rguenther@suse.de>
28356 PR tree-optimization/70171
28357 * tree-ssa-phiprop.c: Include stor-layout.h.
28358 (phiprop_insert_phi): Handle the aggregate copy case.
28359 (propagate_with_phi): Likewise.
28361 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
28363 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
28364 instead of simplify_gen_subreg (... , 0).
28365 (ix86_delegitimize_address): Ditto.
28366 (ix86_split_divmod): Ditto.
28367 (ix86_split_copysign_const): Ditto.
28368 (ix86_split_copysign_var): Ditto.
28369 (ix86_expand_args_builtin): Ditto.
28370 (ix86_expand_round_builtin): Ditto.
28371 (ix86_expand_special_args_builtin): Ditto.
28372 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
28373 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
28374 (udivmodqi4): Ditto.
28375 (absneg splitters): Ditto.
28376 (*jcc_bt<mode>_1): Ditto.
28378 2016-04-19 Richard Biener <rguenther@suse.de>
28380 PR tree-optimization/70724
28381 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
28382 restoring out from ...
28383 (free_scc_vn): ... here.
28384 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
28385 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
28387 (pass_fre::execute): Restore SSA info.
28389 2016-04-19 Richard Biener <rguenther@suse.de>
28391 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
28392 * gimple-walk.c (walk_gimple_op): Initialize it.
28393 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
28394 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
28395 remapping SSA names of defs.
28396 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
28399 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
28401 PR middle-end/70689
28402 * lra-constraints.c (equiv_substition_p): New.
28403 (process_alt_operands): Use it.
28404 (swap_operands): Swap it.
28405 (curr_insn_transform): Update it.
28407 2016-04-18 Michael Matz <matz@suse.de>
28409 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
28410 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
28411 * tree-core.h (tree_type_common.align): Use bit-field.
28412 (tree_type_common.spare): New.
28413 (tree_decl_common.off_align): Make smaller.
28414 (tree_decl_common.align): Use bit-field.
28416 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
28417 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
28418 (scan_sharing_clauses): Ditto.
28419 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
28420 (omp_finish_file): Ditto.
28421 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
28422 (layout_decl): Ditto.
28423 (relayout_decl): Ditto.
28424 (finalize_record_size): Use SET_TYPE_ALIGN.
28425 (finalize_type_size): Ditto.
28426 (finish_builtin_struct): Ditto.
28427 (layout_type): Ditto.
28428 (initialize_sizetypes): Ditto.
28429 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
28430 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
28431 (lookup_field_for_decl): Use SET_DECL_ALIGN.
28432 (get_chain_field): Ditto.
28433 (get_trampoline_type): Ditto.
28434 (get_nl_goto_field): Ditto.
28435 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
28437 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
28438 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
28439 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
28440 (build_qualified_type): Use SET_TYPE_ALIGN.
28441 (build_aligned_type, build_range_type_1): Ditto.
28442 (build_atomic_base): Ditto.
28443 (build_common_tree_nodes): Ditto.
28444 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
28445 (expand_one_stack_var_at): Ditto.
28446 * coverage.c (build_var): Use SET_DECL_ALIGN.
28447 * except.c (init_eh): Ditto.
28448 * function.c (assign_parm_setup_block): Ditto.
28449 * symtab.c (increase_alignment_1): Ditto.
28450 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
28451 * tree-vect-stmts.c (ensure_base_align): Ditto.
28452 * varasm.c (align_variable): Ditto.
28453 (assemble_variable): Ditto.
28454 (build_constant_desc): Ditto.
28455 (output_constant_def_contents): Ditto.
28457 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
28458 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
28459 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
28460 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
28461 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
28463 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
28466 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
28467 replace %vmovsd with "%vmovq".
28468 (vec_concatv2df): Likewise.
28470 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
28472 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
28473 (*vec_extractv2si_0): Ditto.
28474 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
28475 (zero_extended_scalar_load_operand splitters): Ditto.
28476 (vec_extract splitters): Ditto.
28477 (*vec_extractv4si_0_zext): Ditto.
28478 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
28479 and lowpart_subreg.
28480 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
28481 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
28482 (*sse4_1_extractps): Use lowpart_subreg.
28483 * config/i386/i386.md (x87 floatsplitter): Use gen_lowpart.
28485 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
28487 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
28489 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
28490 Mention Solaris 11 packaging changes.
28491 Update gas and gld requirements.
28492 Remove reference to pre-Solaris 10 bug.
28493 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
28495 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
28498 2016-04-17 Jan Hubicka <jh@suse.cz>
28500 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
28501 max_loop_iterations_int.
28503 2016-04-18 Richard Biener <rguenther@suse.de>
28505 PR tree-optimization/43434
28506 * tree-ssa-structalias.c (struct vls_data): New.
28507 (visit_loadstore): Handle all pointer-based accesses.
28508 (compute_dependence_clique): Compute a bitmap of restrict tags
28509 assigned bases and pass it to visit_loadstore.
28511 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
28514 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
28515 armv8.1-a and armv8.1-a+crc.
28517 2016-04-18 Richard Biener <rguenther@suse.de>
28519 PR tree-optimization/70701
28520 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
28521 references after translating through a memcpy.
28523 2016-04-18 Richard Biener <rguenther@suse.de>
28525 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
28526 (compute_antic): ... here. For partial antic use regular
28527 postorder and scrap iteration.
28528 (compute_partial_antic_aux): Remove unused return value.
28529 (init_pre): Do not allocate postorder.
28530 (fini_pre): Do not free postorder.
28532 2016-04-18 Richard Biener <rguenther@suse.de>
28534 PR middle-end/37870
28535 * expmed.c (extract_bit_field_1): Remove broken case
28536 using a wider MODE_INT mode.
28538 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
28540 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
28541 unless compiling with at least GCC-4.8.
28543 2016-04-17 Jan Hubicka <jh@suse.cz>
28546 * graphite.c (graphite_finalize): Update call to
28547 tree_estimate_probability.
28548 * predict.h (tree_estimate_probability): Update prototype.
28550 2016-04-17 Jan Hubicka <jh@suse.cz>
28552 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
28553 (tree_estimate_probability): Likewise.
28554 (pass_profile::execute): Update.
28555 (report_predictor_hitrates): New function.
28556 * profile.c (compute_branch_probabilities): Use it.
28557 * predict.h (report_predictor_hitrates): Declare.
28559 2016-04-17 Jan Hubicka <jh@suse.cz>
28562 * cgraph.h (cgraph_node::set_const_flag,
28563 cgraph_node::set_pure_flag): Update prototype to return bool;
28565 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
28566 of interposable symbol are interposable, too.
28567 (cgraph_set_const_flag_1): Rename to ...
28568 (set_const_flag_1): ... this one; change to self recursive function
28569 instead of call_for_symbol_thunks_and_aliases. Handle correctly
28570 clearnig the flag in all variants and also virtual thunks of const
28571 functions are pure; track if any change was done.
28572 (cgraph_node::set_const_flag): Update.
28573 (struct set_pure_flag_info): New struct.
28574 (cgraph_set_pure_flag_1): Rename to ...
28575 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
28576 rather than pointer encoded flags; track if any changes was done;
28577 handle correctly clearning flag and setting flag of aliases already
28579 (cgraph_node::set_pure_flag): Update.
28580 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
28582 2016-04-17 Tom de Vries <tom@codesourcery.com>
28585 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
28586 backslash in label.
28588 2016-04-17 Tom de Vries <tom@codesourcery.com>
28590 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
28591 '{}<> ' as escape-for-record.
28593 2016-04-17 Tom de Vries <tom@codesourcery.com>
28595 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
28598 2016-04-17 Tom de Vries <tom@codesourcery.com>
28601 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
28602 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
28603 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
28604 * passes.c (finish_optimization_passes): Only call
28605 finish_graph_dump_file if dfi->graph_dump_initialized.
28606 (execute_function_dump, pass_init_dump_file): Use
28607 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
28609 2016-04-17 Tom de Vries <tom@codesourcery.com>
28611 PR tree-optimization/70256
28612 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
28613 (debug_varmap): New function.
28615 2016-04-17 Tom de Vries <tom@codesourcery.com>
28618 * passes.c (pass_manager::register_pass): Propagate pflags.
28620 2016-04-17 Tom de Vries <tom@codesourcery.com>
28623 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
28624 * passes.c (pass_manager::pass_manager): Declare and init p_start in
28625 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
28626 check if it's equal to p_start.
28627 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
28629 2016-04-15 Jan Hubicka <jh@suse.cz>
28632 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
28633 function does not bind to current def.
28634 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
28635 handle conservatively calls to functions that does not need to bind
28637 (check_call): Update call of worse_state.
28638 (ignore_edge_for_nothrow): Update.
28639 (ignore_edge_for_pure_const): Likewise.
28640 (propagate_pure_const): Update calls to worse_state.
28641 (skip_function_for_local_pure_const): Reformat comments.
28643 2016-04-15 Jan Hubicka <jh@suse.cz>
28646 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
28647 (cgraph_node::function_symbol): Likewise.
28648 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
28649 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
28650 (symtab_node::ultimate_alias_target): Add REF parameter.
28651 (symtab_node::binds_to_current_def_p): Declare.
28652 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
28653 (cgraph_node::function_symbol): Likewise.
28654 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
28655 (cgraph_node::get_availability): Likewise.
28656 (cgraph_edge::binds_to_current_def_p): New inline function.
28657 (varpool_node::get_availability): Add REF parameter.
28658 (varpool_node::ultimate_alias_target): Likewise.
28659 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
28660 (symtab_node::binds_to_current_def_p): Likewise.
28661 * varpool.c (varpool_node::get_availability): Likewise.
28663 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
28666 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
28667 Fix mode size check.
28669 2016-04-15 Jakub Jelinek <jakub@redhat.com>
28671 * BASE-VER: Set to 7.0.0.
28673 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
28675 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
28677 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
28679 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
28680 architecture revisions.
28682 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
28684 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
28685 * config/i386/i386.c (ix86_using_red_zone): No longer static.
28686 * config/i386/i386.md (stack decrement to push peepholes): Guard
28687 with !x86_using_red_zone ().
28689 2016-04-15 Jakub Jelinek <jakub@redhat.com>
28692 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
28693 to dump_generic_node.
28694 (NIY): Pass also flags to do_niy.
28696 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
28698 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
28699 (simd_clone_vector_of_formal_parm_types)
28700 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
28701 (simd_clone_mangle, simd_clone_create)
28702 (simd_clone_adjust_return_type, create_tmp_simd_array)
28703 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
28704 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
28705 (ipa_simd_modify_function_body, simd_clone_linear_addend)
28706 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
28707 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
28708 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
28709 * omp-simd-clone.c: ... this new file.
28710 (simd_clone_vector_of_formal_parm_types): Make it static.
28711 * Makefile.in (OBJS): Add omp-simd-clone.o.
28713 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
28716 * config/i386/sse.md: Use proper memory operand modifiers.
28719 2016-04-15 Richard Biener <rguenther@suse.de>
28720 Alan Modra <amodra@gmail.com>
28722 PR tree-optimization/70130
28723 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
28724 when alignment stays not the same and no not use the realign
28727 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
28730 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
28731 direct move handlers for KFmode. Change TFmode handlers test from
28732 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
28734 2016-04-14 Jakub Jelinek <jakub@redhat.com>
28737 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
28738 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
28739 (inlined_polymorphic_ctor_dtor_block_p): Use it.
28740 * tree-ssa-live.c (remove_unused_scope_block_p): When
28741 in_ctor_dtor_block, avoid discarding not just BLOCKs with
28742 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
28743 block_ultimate_origin is FUNCTION_DECL.
28744 (remove_unused_locals): If current_function_decl is
28745 polymorphic_ctor_dtor_p, pass initial true to
28746 remove_unused_scope_block_p' is_ctor_dtor_block.
28748 2016-04-14 Martin Sebor <msebor@redhat.com>
28753 * doc/extend.texi (Variable Length): Revert.
28755 2016-04-14 Marek Polacek <polacek@redhat.com>
28756 Jan Hubicka <hubicka@ucw.cz>
28759 * tree.c (verify_type): Disable the canonical type of main variant
28762 2016-04-14 Jason Merrill <jason@redhat.com>
28764 * cfgexpand.c, expr.c: Revert previous change.
28766 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
28768 PR middle-end/70643
28769 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
28770 when building a mem ref for the incoming reduction variable.
28772 2016-04-14 Richard Biener <rguenther@suse.de>
28774 PR tree-optimization/70614
28775 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
28776 loop if the evolution dropped to chrec_dont_know.
28777 (interpret_condition_phi): Likewise.
28779 2016-04-14 Richard Biener <rguenther@suse.de>
28781 PR tree-optimization/70623
28782 * tree-ssa-pre.c (changed_blocks): Make global ...
28783 (compute_antic): ... local here. Move and fix worklist
28784 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
28785 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
28786 worklist handling, dump when ANTIC_IN changed.
28787 (compute_partial_antic_aux): Remove worklist handling.
28788 (init_pre): Do not compute post dominators. Add a comment about
28789 the CFG order chosen.
28790 (fini_pre): Do not free post dominators.
28792 2016-04-13 Martin Sebor <msebor@redhat.com>
28797 * doc/extend.texi (Variable Length): Document C++ specifics.
28799 2016-04-13 Jakub Jelinek <jakub@redhat.com>
28802 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
28803 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
28804 eh edges have been purged.
28807 * tree-sra.c (create_access_replacement,
28808 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
28810 * tree-pretty-print.c (dump_fancy_name): New function.
28811 (dump_decl_name, dump_generic_node): Use it.
28813 2016-04-13 Jason Merrill <jason@redhat.com>
28815 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
28816 * expr.c (expand_expr_real_1): Likewise.
28818 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
28820 * config/i386/i386.md (kunpckhi): Swap operands.
28821 (kunpcksi): Likewise.
28822 (kunpckdi): Likewise.
28823 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
28824 (vec_pack_trunc_<mode>): Likewise.
28826 2016-04-13 Jakub Jelinek <jakub@redhat.com>
28829 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
28831 PR middle-end/70633
28832 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
28833 gimplification turns some element into non-constant.
28836 * rtl.h (convert_memory_address_addr_space_1): New prototype.
28837 * explow.c (convert_memory_address_addr_space_1): No longer static,
28838 add NO_EMIT argument and don't call convert_modes if true, pass
28839 it down recursively, remove break after return.
28840 (convert_memory_address_addr_space): Adjust caller.
28841 * simplify-rtx.c (simplify_unary_operation_1): Call
28842 convert_memory_address_addr_space_1 instead of convert_memory_address,
28843 if it returns NULL, don't simplify.
28845 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
28848 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
28850 2016-04-12 Jakub Jelinek <jakub@redhat.com>
28852 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
28853 Bump the upper SIMDLEN limits, so that if the return type or
28854 characteristic type if the return type is void can be passed in
28855 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
28858 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
28861 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
28862 Do not use "=" constraint on an input constraint.
28863 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
28864 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
28865 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
28866 generates (neg (abs ...)) instead of (abs ...).
28868 2016-04-12 Jakub Jelinek <jakub@redhat.com>
28870 PR rtl-optimization/70596
28871 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
28872 just invalidate LRA data and reset them. Adjust dump wording.
28874 2016-04-12 Martin Liska <mliska@suse.cz>
28877 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
28879 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
28881 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
28882 max_loop_iterations_int.
28883 (tree_unswitch_outer_loop): Likewise.
28884 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
28885 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
28887 2016-04-12 Tom de Vries <tom@codesourcery.com>
28889 PR tree-optimization/68756
28890 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
28891 instead of new_name.
28893 2016-04-12 Jakub Jelinek <jakub@redhat.com>
28895 PR tree-optimization/70602
28896 * tree-sra.c (generate_subtree_copies): Don't write anything into
28897 constant pool decls.
28899 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
28900 regardless whether there are depend clauses or not.
28902 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
28905 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
28906 target attribute and pragma from changing the -mfloat128
28907 and -mfloat128-hardware options.
28909 * doc/extend.texi (Additional Floating Types): Document PowerPC
28910 __float128 restrictions.
28912 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
28915 * config/aarch64/driver-aarch64.c
28916 (aarch64_get_extension_string_for_isa_flags): New.
28917 (arch_extension): Rename to...
28918 (aarch64_arch_extension): ...This.
28919 (ext_to_feat_string): Rename to...
28920 (aarch64_extensions): ...This.
28921 (aarch64_core_data): Keep track of architecture extension flags.
28922 (cpu_data): Rename to...
28923 (aarch64_cpu_data): ...This.
28924 (aarch64_arch_driver_info): Keep track of architecture extension
28926 (get_arch_name_from_id): Rename to...
28927 (get_arch_from_id): ...This, change return type.
28928 (host_detect_local_cpu): Update and reformat for renames, handle
28929 extensions through common infrastructure.
28931 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
28934 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
28935 track of a canonical flag name.
28936 (all_extensions): Likewise.
28937 (arch_to_arch_name): Also track extension flags enabled by the arch.
28938 (all_architectures): Likewise.
28939 (aarch64_parse_extension): Move to here.
28940 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
28942 (aarch64_rewrite_selected_cpu): Update for above change.
28943 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
28944 are handled, such that the single explicit value enabled by an
28945 extension is kept seperate from the implicit values it also enables.
28946 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
28948 (aarch64_parse_extension): New.
28949 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
28950 here to config/aarch64/aarch64-protos.h.
28951 (aarch64_parse_extension): Move from here to
28952 common/config/aarch64/aarch64-common.c.
28953 (aarch64_option_print): Update.
28954 (aarch64_declare_function_name): Likewise.
28955 (aarch64_start_file): Likewise.
28956 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
28957 the canonical flag for extensions.
28958 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
28961 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
28963 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
28966 2016-04-09 Tom de Vries <tom@codesourcery.com>
28968 PR tree-optimization/68953
28969 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
28970 first to last subscript.
28972 2016-04-09 Jakub Jelinek <jakub@redhat.com>
28974 PR tree-optimization/70586
28975 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
28978 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
28982 PR tree-optimization/70373
28983 PR middle-end/70533
28984 PR middle-end/70534
28985 PR middle-end/70535
28986 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
28987 clauses for acc parallel reductions as necessary. Error on those
28989 * omp-low.c (scan_sharing_clauses): Don't install variables which
28990 are used in acc parallel reductions.
28991 (lower_rec_input_clauses): Remove dead code.
28992 (lower_oacc_reductions): Add support for reference reductions.
28993 (lower_reduction_clauses): Remove dead code.
28994 (lower_omp_target): Don't remap variables appearing in acc parallel
28996 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
28998 2016-04-08 Jakub Jelinek <jakub@redhat.com>
29000 PR middle-end/70593
29001 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
29002 with multiple SSA_NAME defs, force the outputs other than first
29003 to be live before calling live_track_process_def on each output.
29005 PR rtl-optimization/70574
29006 * fwprop.c (forward_propagate_and_simplify): Don't add
29007 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
29008 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
29009 paradoxical subregs within *loc.
29011 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
29013 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
29014 -ftree-parallelize-loops={0,1}.
29015 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
29016 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
29017 * config/ia64/hpux.h (LIB_SPEC): Likewise.
29018 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
29019 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
29021 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
29024 * asan.c (instrument_derefs): If we get unknown location, extract it
29025 with EXPR_LOCATION.
29026 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
29028 2016-04-08 Tom de Vries <tom@codesourcery.com>
29030 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
29031 implicit firstprivate clause.
29033 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
29036 * config/arm/thumb2.md (tst + branch-> lsls + branch
29037 peephole below *orsi_not_shiftsi_si): Require that condition
29038 register is dead after the peephole.
29039 (second peephole after the above): Likewise.
29041 2016-04-08 Alan Modra <amodra@gmail.com>
29044 * builtins.c (fold_builtin_classify): For IBM extended precision,
29045 look at just the high-order double to test for NaN.
29046 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
29047 test just the high double for Inf but both doubles for subnormal
29050 2016-04-07 Jakub Jelinek <jakub@redhat.com>
29052 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
29053 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
29054 node->simdclone->mask_mode != VOIDmode masks.
29055 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
29056 earlier, use it instead of node->simdclone.
29057 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
29058 Set clonei->mask_mode.
29060 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
29063 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
29064 Pass it through to cp_parser_already_scoped_statement.
29065 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
29066 it through to cp_parser_statement.
29067 (cp_parser_statement): Pass IF_P through to
29068 cp_parser_iteration_statement.
29069 (cp_parser_pragma): Adjust call to
29070 cp_parser_iteration_statement.
29072 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
29075 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
29076 resolve a future -Wparentheses warning.
29077 * omp-low.c (scan_sharing_clauses): Likewise.
29078 * tree-parloops.c (eliminate_local_variables): Likewise.
29080 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
29082 PR rtl-optimization/70398
29083 * lra-constraints.c (process_address_1): Check zero scale and code
29084 for reloading with zero scale.
29086 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
29088 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
29089 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
29091 2016-04-06 Jakub Jelinek <jakub@redhat.com>
29093 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
29094 Add support for AVX512F clones, include them by default for
29095 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
29096 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
29099 PR middle-end/70550
29100 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
29101 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
29102 firstprivate clauses.
29103 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
29104 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
29105 (lower_omp_target): Set TREE_NO_WARNING for
29106 non-addressable possibly uninitialized vars which are copied into
29107 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
29109 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
29111 * config/pa/predicates.md (integer_store_memory_operand): Accept
29112 REG+D operands with a large offset when reload_in_progress is true.
29113 (floating_point_store_memory_operand): Likewise.
29115 2016-04-05 Jakub Jelinek <jakub@redhat.com>
29118 * match.pd (nested int casts): Limit to GIMPLE.
29120 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
29123 * ipa-devirt.c (maybe_record_node): Fix comment; use
29124 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
29126 2016-04-05 Jakub Jelinek <jakub@redhat.com>
29128 PR rtl-optimization/70542
29129 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
29130 if there are any uses other than insn or debug insns.
29132 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
29133 Jakub Jelinek <jakub@redhat.com>
29135 PR tree-optimization/70509
29136 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
29137 Shift HOST_WIDE_INT_1U instead of 1.
29139 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
29141 PR tree-optimization/70509
29142 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
29143 of the vector base type for index.
29145 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
29148 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
29150 2016-04-05 Richard Biener <rguenther@suse.de>
29152 PR tree-optimization/70526
29153 * tree-sra.c (build_ref_for_offset): Use prev_base to
29154 extract the alias pointer type.
29156 2016-04-05 Richard Biener <rguenther@suse.de>
29158 * dse.c (struct store_info): Remove alias_set member.
29159 (struct read_info_type): Likewise.
29160 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
29161 spill_deleted, clear_alias_set_lookup): Remove.
29162 (get_group_info): Remove dead base == NULL_RTX case.
29163 (dse_step0): Remove initialization of removed variables.
29164 (delete_dead_store_insn): Reomve alias set dumping.
29165 (free_read_records): Remove alias_set handling.
29166 (canon_address): Remove alias_set_out parameter.
29167 (record_store): Remove spill_alias_set, it's always zero.
29168 (check_mem_read_rtx): Likewise.
29169 (dse_step2): Rename from ...
29170 (dse_step2_nospill): ... this. Adjust.
29171 (scan_stores): Rename from ...
29172 (scan_stores_nospill): ... this.
29173 (scan_reads): Rename from ...
29174 (scan_reads_nospill): ... this.
29175 (scan_stores_spill, scan_reads_spill): Remove.
29176 (dse_step3_scan): Remove for_spills argument which is always false.
29177 (dse_step3): Likewise.
29178 (dse_step5): Rename from ...
29179 (dse_step5_nospill): ... this. Remove alias_set handling.
29180 (rest_of_handle_dse): Adjust.
29182 2016-04-05 Jakub Jelinek <jakub@redhat.com>
29185 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
29186 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
29187 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
29188 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
29190 2016-04-05 Richard Biener <rguenther@suse.de>
29192 PR middle-end/70499
29193 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
29194 non-register type temporaries into SSA.
29196 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
29199 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
29200 calls when sanitizing.
29201 (possible_polymorphic_call_target_p): Fix formatting.
29203 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
29204 Jakub Jelinek <jakub@redhat.com>
29206 PR middle-end/70457
29207 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
29208 to ensure a call statement is compatible with a built-in's
29210 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
29213 2016-04-04 Richard Biener <rguenther@suse.de>
29215 PR rtl-optimization/70484
29216 * rtl.h (canon_output_dependence): Declare.
29217 * alias.c (canon_output_dependence): New function.
29218 * dse.c (record_store): Use canon_output_dependence rather
29219 than canon_true_dependence.
29221 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
29224 * cgraph.h (symtab_node::copy_visibility_from): New function.
29225 * symtab.c (symtab_node::copy_visibility_from): New function.
29226 * ipa-visibility.c (optimize_weakref): New function.
29227 (function_and_variable_visibility): Use it.
29229 2016-04-04 Martin Liska <mliska@suse.cz>
29232 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
29233 value that is really in range handled by SBR instruction.
29234 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
29235 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
29236 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
29238 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
29242 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
29243 set, but not for SP_REG operands.
29245 2016-04-02 Martin Sebor <msebor@redhat.com>
29248 * fold-const.c (maybe_nonzero_address): New function.
29249 (fold_comparison): Call it. Fold equality and relational
29250 expressions involving null pointers.
29251 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
29253 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
29255 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
29256 the "Y" constraint (scalar FP 0.0 immediate).
29258 * config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
29259 Add the "const_double" to the list of operand constraints.
29261 2016-04-01 Jakub Jelinek <jakub@redhat.com>
29263 PR rtl-optimization/70467
29264 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
29265 If low word of the last operand is 0, just emit addition/subtraction
29268 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29271 * config/s390/s390.c (s390_expand_insv): Check for everything
29272 constant instead of just VOIDmode stuff.
29274 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
29277 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
29279 2016-04-01 Nathan Sidwell <nathan@acm.org>
29281 * tree.def (TRY_CATCH_EXPR): Correct documentation.
29283 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
29285 PR rtl-optimization/70461
29286 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
29289 2016-03-31 Martin Liska <mliska@suse.cz>
29292 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
29293 a tree value or an immediate integer value to a buffer
29294 that is eventually copied to a BRIG section.
29295 (emit_immediate_operand): Call the function here.
29296 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
29297 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
29298 of class' fields that are removed.
29299 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
29300 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
29301 m_brig_repr_size fields.
29303 2016-03-31 Martin Liska <mliska@suse.cz>
29306 * hsa-gen.c (hsa_function_representation::update_dominance): New
29308 (convert_addr_to_flat_segment): Likewise.
29309 (gen_hsa_memory_set): New alignment argument.
29310 (gen_hsa_ctor_assignment): Likewise.
29311 (gen_hsa_insns_for_single_assignment): Provide alignment
29312 to gen_hsa_ctor_assignment.
29313 (gen_hsa_insns_for_direct_call): Add new argument.
29314 (expand_lhs_of_string_op): New function.
29315 (expand_string_operation_builtin): Likewise.
29316 (expand_memory_copy): New function.
29317 (expand_memory_set): New function.
29318 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
29319 (convert_switch_statements): Change signature.
29320 (generate_hsa): Use a return value of the function.
29321 (pass_gen_hsail::execute): Do not call
29322 convert_switch_statements here.
29323 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
29324 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
29325 (hsa_function_representation::update_dominance): New function.
29327 2016-03-31 Martin Liska <mliska@suse.cz>
29330 * hsa-brig.c (emit_directive_variable): Emit alignment
29331 according to hsa_symbol::m_align.
29332 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
29333 (dump_hsa_symbol): Dump alignment of HSA symbols.
29334 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
29335 (gen_hsa_addr_with_align): New function.
29336 (hsa_bitmemref_alignment): Use newly added function.
29337 (gen_hsa_insns_for_load): Likewise.
29338 (gen_hsa_insns_for_store): Likewise.
29339 (gen_hsa_memory_copy): New argument added.
29340 (gen_hsa_insns_for_single_assignment): Respect
29341 alignment for assignments processed via gen_hsa_memory_copy.
29342 (gen_hsa_insns_for_direct_call): Likewise.
29343 (gen_hsa_insns_for_return): Likewise.
29344 (gen_function_def_parameters): Set default alignment.
29345 * hsa.c (hsa_object_alignment): New function.
29346 (hsa_byte_alignment): Pasted function.
29347 * hsa.h (hsa_symbol::m_align): New field.
29349 2016-03-31 Bin Cheng <bin.cheng@arm.com>
29351 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
29352 scratch field for goto case.
29354 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
29356 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
29358 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
29361 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
29362 (scalar_chain::convert_insn): Call convert_op for reg
29363 moves to handle undefined registers.
29365 2016-03-31 Nathan Sidwell <nathan@acm.org>
29368 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
29369 Assert we don't want to move backwards.
29371 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
29374 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
29376 2016-03-31 Jakub Jelinek <jakub@redhat.com>
29378 PR rtl-optimization/70460
29379 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
29380 with operand from REG_LABEL_OPERAND, instead substitute
29381 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
29382 Don't do anything for REG_NON_LOCAL_GOTO jumps.
29384 2016-03-31 Martin Liska <mliska@suse.cz>
29386 * passes.c (execute_one_pass): Do not call
29387 todo_after for a discarded function.
29389 2016-03-31 Bin Cheng <bin.cheng@arm.com>
29391 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
29392 (no_cost, infinite_cost): Initialize the new field.
29393 (get_computation_cost_at): Record setup cost.
29394 (determine_use_iv_cost_address): Skip cost computation for sub
29395 uses if we can estimate it without losing accuracy.
29397 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
29399 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
29401 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
29402 max_loop_iterations_int.
29403 (tree_unswitch_outer_loop): Likewise.
29404 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
29405 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
29407 2016-03-30 Richard Biener <rguenther@suse.de>
29409 PR middle-end/70450
29410 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
29412 2016-03-30 Jakub Jelinek <jakub@redhat.com>
29415 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
29416 in gen_blendm expander.
29418 2016-03-30 Nick Clifton <nickc@redhat.com>
29421 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
29422 case where we are already provided with an SImode SUBREG.
29424 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
29427 * config/i386/i386.c (ix86_expand_epilogue): Properly check
29428 conflict between DRAP register and __builtin_eh_return.
29430 2016-03-30 Michael Matz <matz@suse.de>
29431 Richard Biener <rguenther@suse.de>
29434 * ipa-polymorphic-call.c (struct type_change_info): Change
29435 speculative to an unsigned allowing to limit the work we do.
29436 (csftc_abort_walking_p): New inline function..
29437 (check_stmt_for_type_change): Limit the number of may-defs
29438 skipped for speculative devirtualization to
29439 max-speculative-devirt-maydefs.
29440 * params.def (max-speculative-devirt-maydefs): New param.
29441 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
29443 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
29446 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
29449 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
29451 PR tree-optimization/59124
29452 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
29453 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
29455 2016-03-29 Jeff Law <law@redhat.com>
29457 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
29459 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
29461 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
29464 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
29466 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
29467 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
29468 gcrt0.o if linking dynamically.
29470 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
29473 * ipa-devirt.c (methods_equal_p): New function.
29474 (compare_virtual_tables): Use it.
29475 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
29476 * cgraphclones.c (clone_function_name_1): Use
29477 symbol_table::symbol_suffix_separator.
29478 * coverage.c (build_var): Likewise.
29479 * symtab.c (symbol_table::symbol_suffix_separator): New.
29481 2016-03-29 Jakub Jelinek <jakub@redhat.com>
29483 PR rtl-optimization/70429
29484 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
29485 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
29486 mode != result_mode.
29489 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
29491 PR tree-optimization/70405
29492 * ssa-iterators.h (num_imm_uses): Add missing braces.
29494 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
29496 PR rtl-optimization/68695
29497 * ira-color.c (allocno_copy_cost_saving): New.
29498 (improve_allocation): Use it.
29500 2016-03-29 Richard Henderson <rth@redhat.com>
29502 PR middle-end/70355
29503 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
29505 2016-03-29 Richard Biener <rguenther@suse.de>
29507 PR middle-end/70424
29508 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
29509 use alignment returned by get_pointer_alignment_1 if it is
29510 bigger than BITS_PER_UNIT.
29511 * builtins.c (get_pointer_alignment_1): Do not return true
29512 for alignment extracted from SSA info.
29514 2016-03-28 James Bowman <james.bowman@ftdichip.com>
29516 * config/ft32/ft32.opt (mnodiv): New.
29517 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
29518 * doc/invoke.texi (FT32 Options -mnodiv): New.
29520 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
29523 * config/i386/i386.md (define_split, andn): Fix modes.
29525 2016-03-26 Richard Biener <rguenther@suse.de>
29526 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
29529 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
29531 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
29532 as 2nd argument to cl_optimization_restore().
29534 2016-03-25 Richard Henderson <rth@redhat.com>
29537 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
29538 * config/aarch64/aarch64-protos.h: Declare it.
29539 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
29541 2016-03-25 Alan Modra <amodra@gmail.com>
29544 * config/rs6000/constraints.md (j): Simplify.
29545 * config/rs6000/predicates.md (easy_fp_constant): Exclude
29547 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
29548 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
29549 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
29550 in all constraint alternatives.
29551 (movtd_64bit_nodm): Delete "j" constraint alternative.
29553 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
29555 * tree-ssa-propagate.c: Enhance docs for
29556 SSA_PROP_NOT_INTERESTING.
29558 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
29560 * doc/extend.texi: Fix typo in documentation to pure attribute.
29562 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
29565 * config/pa/pa.md (bswapdi2): Use a scratch register.
29567 2016-03-24 Richard Henderson <rth@redhat.com>
29569 PR middle-end/69845
29570 * fold-const.c (extract_muldiv_1): Correct test for multiplication
29573 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
29575 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
29576 using ix86_expand_binary_operator instead of gen_andsi3.
29578 2016-03-24 Richard Biener <rguenther@suse.de>
29580 PR tree-optimization/70396
29581 * tree-vect-stmts.c (vectorizable_comparison): Use
29582 get_vectype_for_scalar_type.
29584 2016-03-24 Richard Biener <rguenther@suse.de>
29586 PR middle-end/70370
29587 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
29588 with register bases.
29590 2016-03-24 Richard Biener <rguenther@suse.de>
29592 PR tree-optimization/70372
29593 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
29594 build_all_ones_cst to also handle vector types correctly.
29596 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
29599 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
29602 2016-03-23 Marek Polacek <polacek@redhat.com>
29605 * doc/invoke.texi: Document -Wignored-attributes.
29607 2016-03-23 Bin Cheng <bin.cheng@arm.com>
29609 PR tree-optimization/69042
29610 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
29611 parameter from 30 to 40.
29613 2016-03-23 Bin Cheng <bin.cheng@arm.com>
29615 PR tree-optimization/69042
29616 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
29617 for use with constant offset stripped in base.
29619 2016-03-23 Richard Biener <rguenther@suse.de>
29621 PR middle-end/70251
29622 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
29623 mode compatibility check.
29624 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
29626 2016-03-23 Jeff Law <law@redhat.com>
29628 PR tree-optimization/64058
29629 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
29631 (struct ssa_conflicts): Move up earlier in the file.
29632 (conflicts_, var_map_): New static variables.
29633 (initialize_conflict_count): New function to initialize the
29634 CONFLICT_COUNT field for each conflict pair.
29635 (compare_pairs): Lazily initialize the conflict count and use it
29636 as the first tie-breaker.
29637 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
29638 and wipe conflicts_ and map_ around the call to qsort. Remove
29639 special case for 2 coalesce pairs.
29640 * bitmap.c (bitmap_count_unique_bits): New function.
29641 (bitmap_count_bits_in_word): New function, extracted from
29643 (bitmap_count_bits): Use bitmap_count_bits_in_word.
29644 * bitmap.h (bitmap_count_unique_bits): Declare it.
29646 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
29649 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
29650 transparent alias chain for decl assembler name.
29651 * config/sol2.c (solaris_assemble_visibility): Likewise.
29653 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
29655 * config/arm/arm1020e.md (1020call_op): Reduce reservation
29657 (v10_fdivs): Likewise.
29658 (v10_fdivd): Likewise.
29660 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
29663 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
29664 to not call fclose twice on file.
29666 2016-03-23 Jakub Jelinek <jakub@redhat.com>
29668 PR tree-optimization/70354
29669 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
29670 oprnd0 is wider than oprnd1 and there is a cast from the wider
29671 type to oprnd1, mask it with the mask of the narrower type.
29674 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
29675 Optimize TARGET_STV splitters, if high or low word of last argument
29678 2016-03-22 Jeff Law <law@redhat.com>
29681 tree-ssa-threadbackward.c
29682 (fsm_find_control_statement_thread_paths): Correctly distinguish
29683 between old style jump threads vs FSM jump threads.
29685 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
29688 * config/i386/i386.c (scalar_chain::convert_op): Support
29689 uninitialized register usage case.
29691 2016-03-22 Richard Biener <rguenther@suse.de>
29693 PR middle-end/70251
29694 * genmatch.c (gen_transform): Adjust last parameter to a three-state
29696 (capture::gen_transform): ... to change behavior when substituting
29697 a condition into cond or not-cond expr context.
29698 (dt_simplify::gen_1): Adjust.
29699 * gimple-match-head.c: Include gimplify.h for unshare_expr.
29700 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
29701 last change and instead change to
29702 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
29703 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
29705 2016-03-22 Anthony Green <green@moxielogic.com>
29707 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
29708 issue for moxiebox targets.
29709 (CC1PLUS_SPEC): Ditto.
29711 2016-03-22 Richard Biener <rguenther@suse.de>
29713 PR middle-end/70333
29714 * fold-const.c (extract_muldiv_1): Properly perform multiplication
29717 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
29719 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
29721 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
29724 * config/i386/i386.c (def_builtin): Handle
29725 OPTION_MASK_ISA_AVX512VL to be and-ed with other
29727 (const struct builtin_description bdesc_special_args[]):
29728 Remove duplicate ISA bits.
29730 2016-03-22 Jakub Jelinek <jakub@redhat.com>
29733 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
29734 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
29735 in a way that works also for AVX512BW.
29738 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
29739 instead of source if operands[1] is xmm16 and above and
29740 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
29741 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
29744 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
29745 on assign if (*from_p) is a comparison, set it to
29746 TREE_NO_WARNING (*from_p).
29748 2016-03-21 Jakub Jelinek <jakub@redhat.com>
29750 PR middle-end/70326
29751 * lra.c (restore_scratches): Ignore deleted insns.
29753 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
29754 Jakub Jelinek <jakub@redhat.com>
29756 PR tree-optimization/70317
29757 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
29760 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
29763 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
29764 of ix86_expand_move.
29766 (movti): Use general_operand for operand 1 predicate.
29768 2016-03-21 Martin Liska <mliska@suse.cz>
29770 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
29772 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
29774 2016-03-21 Martin Liska <mliska@suse.cz>
29777 * ipa-icf.c (sem_function::parse): Skip static
29778 constructors and destructors.
29780 2016-03-21 Jakub Jelinek <jakub@redhat.com>
29783 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
29784 function-like macro, peek following token(s) if it is followed
29785 by CPP_OPEN_PAREN token with optional padding in between, and
29786 if not, don't treat it like a macro.
29788 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
29789 Alexander Monakov <amonakov@ispras.ru>
29791 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
29792 for the stabs debug format.
29794 2016-03-21 Richard Biener <rguenther@suse.de>
29796 PR tree-optimization/70310
29797 * tree-vect-generic.c (expand_vector_condition): Fold the built
29800 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
29803 * config/i386/sse.md (define_insn "*vec_dup<mode>"/AVX2):
29804 Block third alternative for AVX-512VL target,
29806 2016-03-21 Martin Liska <mliska@suse.cz>
29809 * hsa-brig.c (emit_function_directives): Mark unemitted
29810 global variables for emission.
29811 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
29812 (get_symbol_for_decl): Likewise.
29813 * hsa.h (struct hsa_symbol): New flag.
29815 2016-03-21 Richard Biener <rguenther@suse.de>
29817 PR tree-optimization/70288
29818 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
29819 we do not estimate unsimplified all-constant conditionals or
29820 switches as optimized away.
29822 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
29824 PR rtl-optimization/69102
29825 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
29826 when we have a readonly dependency context.
29828 2016-03-18 Jeff Law <law@redhat.com>
29830 PR rtl-optimization/70263
29831 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
29832 (update_equiv_regs): When trying to move a store to after the insn
29833 that sets the source of the store, make sure the store occurs after
29834 the insn that sets the source of the store. When successful note
29835 the REG_EQUIV note created in the dump file.
29837 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
29838 Bernd Schmidt <bschmidt@redhat.com>
29840 * doc/extend.texi: Document more potential problems with basic asms.
29842 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
29844 PR rtl-optimization/70278
29845 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
29848 2016-03-18 Jason Merrill <jason@redhat.com>
29850 * calls.c (load_register_parameters): Fix zero size sibcall logic.
29852 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
29854 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
29855 values to 128b regs.
29857 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
29859 PR tree-optimization/70252
29860 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
29861 boolean vector has a proper number of elements.
29862 (supportable_narrowing_operation): Likewise.
29864 2016-03-18 Tom de Vries <tom@codesourcery.com>
29867 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
29869 2016-03-18 Jakub Jelinek <jakub@redhat.com>
29871 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
29872 instead of replace_rtx for DEBUG_INSNs.
29874 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
29876 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
29877 load type reservations.
29879 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
29882 * config/pa/constraints.md: Revert 2015-02-13 change. Use
29883 define_constraint for "Q" and "T" constraints.
29885 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
29887 Tweak the pipeline model for Exynos M1
29889 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
29892 2016-03-17 David Malcolm <dmalcolm@redhat.com>
29895 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
29896 where one or both locations aren't within a line_map.
29898 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
29901 * opts.c (finish_options): Don't set flag_pie to the default if
29902 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
29905 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
29907 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
29908 true as ALL_REGS argument to replace_rtx.
29910 2016-03-17 Richard Biener <rguenther@suse.de>
29913 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
29916 2016-03-17 Jakub Jelinek <jakub@redhat.com>
29919 * rtl.h (replace_rtx): Add ALL_REGS argument.
29920 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
29921 equality and assert mode is the same, instead of just rtx pointer
29923 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
29924 true as ALL_REGS argument to replace_rtx.
29926 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
29928 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
29929 for boolean vector with vector mode only.
29930 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
29932 2016-03-17 Nick Clifton <nickc@redhat.com>
29935 * config/rx/rx.c (rx_print_integer): Print negative constants in
29938 2016-03-17 Jakub Jelinek <jakub@redhat.com>
29941 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
29943 2016-03-16 Richard Henderson <rth@redhat.com>
29944 Richard Biener <rguenth@suse.de>
29946 PR middle-end/70240
29947 PR middle-end/68215
29949 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
29950 first operand as is_gimple_condexpr.
29952 PR middle-end/70240
29953 PR middle-end/68215
29955 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
29956 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
29957 Do not gimplify the result.
29958 (do_unop): Adjust call to tree_vec_extract.
29959 (do_binop): Likewise.
29960 (do_compare): Likewise.
29961 (do_plus_minus): Likewise.
29962 (do_negate): Likewise.
29963 (expand_vector_condition): Likewise.
29964 (do_cond): Likewise.
29966 2016-03-16 Richard Henderson <rth@redhat.com>
29969 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
29970 (aarch64_classify_address): Use it.
29971 (aarch64_legitimize_address): Force all subexpressions of PLUS
29972 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
29974 2016-03-16 Jakub Jelinek <jakub@redhat.com>
29975 Richard Biener <rguenth@suse.de>
29978 * rtlanal.c (replace_rtx): For REG, if from is a REG,
29979 return to even if only REGNO is equal, and assert
29982 2016-03-11 Jeff Law <law@redhat.com>
29984 PR rtl-optimization/70224
29985 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
29987 2016-03-16 Richard Henderson <rth@redhat.com>
29989 PR middle-end/70199
29990 * function.h (struct function): Add has_forced_label_in_static.
29991 * gimplify.c (force_labels_r): Set it.
29992 * lto-streamer-in.c (input_struct_function_base): Read it.
29993 * lto-streamer-out.c (output_struct_function_base): Write it.
29994 * tree-inline.c (has_label_address_in_static_1): Remove.
29995 (copy_forbidden): Remove fndecl parameter; test
29996 has_forced_label_in_static.
29997 (inline_forbidden_p): Update call to copy_forbidden.
29998 (tree_versionable_function_p): Likewise.
29999 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
30000 (chkp_versioning): Likewise.
30001 * tree-inline.h (copy_forbidden): Update decl.
30003 2016-03-16 Marek Polacek <polacek@redhat.com>
30006 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
30007 function being thunked if the result type doesn't have fixed size.
30008 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
30009 doesn't have fixed size.
30011 2016-03-16 Bin Cheng <bin.cheng@arm.com>
30013 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
30014 reporting malformed loop nest.
30016 2016-03-16 Tom de Vries <tom@codesourcery.com>
30019 * ipa-devirt.c (possible_polymorphic_call_targets): Move
30020 nodes.length () == 1 test to before first nodes[0] access.
30022 2016-03-16 Tom de Vries <tom@codesourcery.com>
30024 PR tree-optimization/68715
30025 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
30026 single_pred_p test.
30028 2016-03-16 Tom de Vries <tom@codesourcery.com>
30030 PR tree-optimization/68809
30031 * graphite-scop-detection.c (same_close_phi_node): Test if result types
30034 2016-03-16 Carlos O'Donell <carlos@redhat.com>
30035 Sandra Loosemore <sandra@codesourcery.com>
30037 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
30038 on leaf attribute. Mention ELF interposition problems.
30040 2016-03-16 Alan Modra <amodra@gmail.com>
30042 PR rtl-optimization/69195
30043 PR rtl-optimization/47992
30044 * ira.c (indirect_jump_optimize): Ignore artificial defs.
30047 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
30050 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
30052 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
30054 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
30056 2016-03-15 Jakub Jelinek <jakub@redhat.com>
30058 PR rtl-optimization/70222
30059 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
30060 optimization if mode is different from result_mode, queue up masking
30061 of the result in outer_op. Formatting fix.
30063 PR middle-end/70239
30064 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
30067 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
30069 PR rtl-optimization/69032
30070 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
30071 looping backwards over basic block insns.
30073 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
30076 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
30077 to non-speculative when propagating trap bits.
30079 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
30081 PR rtl-optimization/63384
30082 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
30083 DEBUG_INSN_P insns.
30085 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
30088 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
30089 factored out from ...
30090 (sched_analyze_insn): ... here.
30091 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
30092 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
30093 get_implicit_reg_pending_clobbers in it.
30094 (setup_id_reg_sets): Use setup_id_implicit_regs.
30095 (deps_init_id): Ditto.
30097 2016-03-15 Tom de Vries <tom@codesourcery.com>
30100 * cgraph.c (cgraph_node::get_body): Save, reset and restore
30102 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
30103 execute_function_dump.
30104 (execute_one_pass): Don't dump function if it will be dumped after ipa
30107 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
30109 * genrecog.c (match_pattern_2): If pred is NULL don't call
30110 safe_predicate_mode on it.
30112 2016-03-14 Jakub Jelinek <jakub@redhat.com>
30114 PR middle-end/70219
30115 * lra-constraints.c (delete_move_and_clobber): Change assertion
30116 to also allow dregno == 0.
30118 2016-03-14 Richard Henderson <rth@redhat.com>
30121 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
30122 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
30123 (reassociate_bb): Use optimize_vec_cond_expr; avoid
30124 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
30127 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
30130 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
30132 (lra_create_live_ranges_1): initialize hard register biggest_mode to
30134 * lra-constraints.c (split_reg): For hard regs, try to find the
30135 biggest single-register mode used in the function.
30137 2016-03-14 Richard Biener <rguenther@suse.de>
30139 PR tree-optimization/56365
30140 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
30141 constants to compare against.
30143 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
30146 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
30147 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
30148 (define_split for the GPR case): Use int_reg_operand instead of
30149 gpc_reg_operand for the output.
30151 2016-03-14 Tom de Vries <tom@codesourcery.com>
30153 PR tree-optimization/70045
30154 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
30155 create_empty_if_region_on_edge argument.
30157 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
30159 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
30160 (STACK_CHECK_PROTECT): Likewise.
30161 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
30162 (STACK_CHECK_PROTECT): Likewise.
30163 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
30164 (STACK_CHECK_PROTECT): Likewise.
30165 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
30166 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
30167 (STACK_CHECK_PROTECT): Likewise.
30169 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
30171 PR rtl-optimization/69307
30172 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
30173 registers in modes that span more than one register.
30175 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
30178 * lra-constraints.c (delete_move_and_clobber): New.
30179 (remove_inheritance_pseudos): Use it.
30181 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
30184 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
30185 the libcall is LCT_THROW.
30186 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
30187 for the checking routine.
30189 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
30192 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
30193 optimization if we have direct move.
30194 (roundu32<mode>2_fprs): Likewise.
30196 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
30199 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
30201 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
30202 Arguments swapped. All callers changed. Take reg_renumber into
30203 account, and Calculate and compare register ranges for hard regs.
30205 2016-03-11 Jeff Law <law@redhat.com>
30207 PR tree-optimization/70190
30208 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
30209 Handle cases where we can not extract the taken edge, even though we
30210 found a constant value.
30212 PR tree-optimization/64058
30213 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
30214 (num_coalesce_pairs): Move up earlier in file.
30215 (find_coalesce_pair): Initialize the INDEX field for each pair
30217 (compare_pairs): No longer sort on the elements in each pair.
30218 Instead break ties with the index of the coalesce pair.
30220 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
30223 * config/aarch64/aarch64-protos.h
30224 (aarch64_save_restore_target_globals): New prototype.
30225 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
30226 Call the above when popping pragma.
30227 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
30229 (aarch64_set_current_function): Rewrite using the above.
30231 2016-03-11 Jakub Jelinek <jakub@redhat.com>
30233 PR tree-optimization/70177
30234 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
30235 (extract_ops_from_tree): ... this. In the 2 argument
30236 overload remove _1 suffix.
30237 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
30238 (extract_ops_from_tree): ... this.
30239 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
30241 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
30242 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
30243 extract_ops_from_tree instead of 2 operand one.
30245 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
30247 PR tree-optimization/70013
30248 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
30249 for constant-pool entries.
30251 2016-03-11 Jakub Jelinek <jakub@redhat.com>
30253 PR rtl-optimization/70174
30254 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
30255 followed by gen_lowpart on force_reg instead of just gen_lowpart.
30257 PR tree-optimization/70169
30258 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
30259 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
30262 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
30263 Jakub Jelinek <jakub@redhat.com>
30266 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
30267 of uninitialized values.
30269 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30271 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
30273 ("*trunctddd2"): New pattern definition.
30274 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
30277 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30279 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
30280 definitions for BFP and DFP rounding modes.
30281 ("fixuns_truncdddi2", "fixuns_trunctddi2")
30282 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
30283 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
30284 ("fix_trunctf<mode>2"): Use the new constants instead of magic
30287 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30289 * config/s390/constraints.md: Adjust comment.
30290 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
30291 s390_decompose_addrstyle_without_index.
30292 * config/s390/predicates.md (shift_count_or_setmem_operand):
30293 Rename to setmem_operand.
30294 * config/s390/s390-protos.h
30295 (s390_decompose_shift_count): Rename to
30296 s390_decompose_addrstyle_without_index.
30297 * config/s390/s390.c (s390_decompose_shift_count)
30298 (s390_mem_constraint, print_shift_count_operand)
30299 (print_operand_address, print_operand): Rename
30300 s390_decompose_shift_count to
30301 s390_decompose_addrstyle_without_index and rename
30302 print_shift_count_operand to print_addrstyle_operand troughout the
30304 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
30305 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
30306 Rename shift_count_or_setmem_operand to setmem_operand.
30307 * config/s390/vx-builtins.md ("vec_insert<mode>")
30308 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
30311 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
30314 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
30315 Handle overlapping retval and newval.
30317 2016-03-10 Nick Clifton <nickc@redhat.com>
30320 * config/aarch64/aarch64.c
30321 (aarch64_override_options_after_change_1): When forcing
30322 flag_omit_frame_pointer to be true, use a special value that can
30323 be detected if this function is called again, thus preventing
30324 flag_omit_leaf_frame_pointer from being forced to be false.
30326 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
30328 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
30329 Set x_flag_omit_leaf_frame_pointer when handling
30330 -momit-leaf-frame-pointer.
30332 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
30335 * cgraph.c (cgraph_node::dump): Dump split_part and
30336 indirect_call_target.
30337 * cgraph.h (cgraph_node): Add indirect_call_target flag.
30338 * ipa.c (has_addr_references_p): Cleanup.
30339 (is_indirect_call_target_p): New.
30340 (walk_polymorphic_call_targets): Do not mark virtuals that may be
30341 called indirectly as local.
30342 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
30344 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
30347 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
30348 on cxa_pure_virtual.
30350 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
30353 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
30355 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
30358 * tree.c (need_assembler_name_p): Only record main variant type names.
30360 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
30363 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
30364 Always define to 0 or 1.
30365 (TARGET_FIX_ERR_A53_843419): New macro.
30366 * config/aarch64/aarch64-elf-raw.h
30367 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
30368 * config/aarch64/aarch64-linux.h: Likewise.
30369 * config/aarch64/aarch64.c
30370 (aarch64_override_options_after_change_1): Do not default
30371 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
30373 (aarch64_attributes): Handle fix-cortex-a53-843419.
30374 (aarch64_can_inline_p): Likewise.
30375 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
30377 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
30378 Jakub Jelinek <jakub@redhat.com>
30380 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
30381 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
30382 DECL_COMMONS if flag_unconstrained_commons is set.
30383 * tree-dfa.c (get_ref_base_and_extent): Likewise.
30384 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
30385 (funconstrained-commons): Document.
30387 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
30389 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
30390 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
30392 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
30394 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
30395 has a proper number of elements.
30397 2016-03-10 Alan Modra <amodra@gmail.com>
30399 PR rtl-optimization/69195
30400 PR rtl-optimization/47992
30401 * ira.c (recorded_label_ref): Delete.
30402 (update_equiv_regs): Return void.
30403 (indirect_jump_optimize): New function.
30404 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
30405 before regstat_compute_ri. Don't rebuild_jump_labels here.
30406 Delete update_regstat.
30408 2016-03-10 Richard Biener <rguenther@suse.de>
30410 PR tree-optimization/70128
30411 * tree-ssa-structalias.c (set_uids_in_ptset): Set
30412 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
30414 2016-03-09 Jakub Jelinek <jakub@redhat.com>
30416 PR tree-optimization/70152
30417 * tree-sra.c (replace_removed_params_ssa_names): Copy over
30418 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
30421 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
30422 instead of gen_sse2_loadlpd.
30423 * config/i386/sse.md (*vec_concatv2df): Rename to...
30424 (vec_concatv2df): ... this.
30426 PR tree-optimization/70127
30427 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
30429 2016-03-09 David Malcolm <dmalcolm@redhat.com>
30433 * diagnostic-show-locus.c (compatible_locations_p): New function.
30434 (layout::layout): Sanitize ranges using compatible_locations_p.
30436 2016-03-09 David Malcolm <dmalcolm@redhat.com>
30440 * diagnostic-show-locus.c (layout_range::layout_range): Replace
30441 location_range param with three const expanded_locations * and a
30443 (layout::layout): Replace call to
30444 rich_location::lazily_expand_location with get_expanded_location.
30445 Extract the range and perform location expansion here, passing
30446 the results to the layout_range ctor.
30447 * diagnostic.c (source_range::debug): Delete.
30448 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
30449 of rich_location::get_expanded_location.
30450 * gcc-rich-location.c (get_range_for_expr): Delete.
30451 (gcc_rich_location::add_expr): Reimplement to avoid the
30452 rich_location::add_range overload that took a location_range,
30453 passing a location_t instead.
30455 2016-03-09 Richard Biener <rguenther@suse.de>
30456 Jakub Jelinek <jakub@redhat.com>
30458 PR tree-optimization/70138
30459 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
30460 Also skip vect_double_reduction_def.
30462 2016-03-09 Jakub Jelinek <jakub@redhat.com>
30465 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
30466 if the operand is "m".
30468 2016-03-09 Nathan Sidwell <nathan@acm.org>
30470 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
30472 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
30474 * config/i386/i386.c (processor_target_table): Fix cost table
30475 intialization order for znver1.
30477 2016-03-08 Jakub Jelinek <jakub@redhat.com>
30479 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
30480 - becuase -> because.
30481 * ipa-reference.c (ignore_module_statics): Likewise.
30482 * cgraph.c (cgraph_node::get_body): Likewise.
30483 * ipa-inline.c (early_inliner): Likewise.
30484 * ipa-devirt.c (types_same_for_odr): Likewise.
30485 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
30486 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
30488 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
30490 * tree-ssa-math-opts.c: Fix typo in comment.
30492 2016-03-08 Jakub Jelinek <jakub@redhat.com>
30495 * config/i386/i386.c (scalar_chain::make_vector_copies,
30496 scalar_chain::convert_reg): Call end_sequence in between
30497 get_insns and emit_conversion_insns rather than after both
30500 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
30503 * config/i386/i386.h (machine_function): Add
30504 pc_thunk_call_expanded flag.
30505 (ix86_pc_thunk_call_expanded): New define.
30506 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
30507 (*set_got): Rename insn pattern from set_got.
30508 (*set_got_labelled): Rename inst pattern from set_got_labelled.
30509 * config/i386/i386.c (ix86_compute_frame_layout): Use
30510 ix86_pc_thunk_call_expanded to prevent red-zone.
30512 2016-03-07 Martin Jambor <mjambor@suse.cz>
30514 * hsa.h (hsa_get_ctor_statements): Declare.
30515 (hsa_get_dtor_statements): Likewise.
30516 (hsa_get_kernel_dispatch_type): Likewise.
30517 * hsa.c (hsa_get_ctor_statements): New function.
30518 (hsa_get_dtor_statements): Likewise.
30519 (hsa_get_kernel_dispatch_type): Likewise.
30520 * hsa-brig.c (hsa_cdtor_statements): Removed.
30521 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
30522 hsa_get_dtor_statements.
30523 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
30524 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
30526 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
30528 * config/arm/arm-cores.def (cortex-r8): New.
30529 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
30530 * config/arm/arm-tune.md: Likewise.
30531 * doc/invoke.texi: Add cortex-r8 to list of cpu values.
30533 2016-03-07 Martin Sebor <msebor@redhat.com>
30535 PR rtl-optimization/19705
30536 * doc/invoke.texi (Options That Control Optimization): Clarify
30537 -fno-branch-count-reg.
30539 2016-02-26 Richard Biener <rguenther@suse.de>
30540 Jeff Law <law@redhat.com>
30542 PR tree-optimization/69740
30543 * cfghooks.c (remove_edge): Request loop fixups if we delete
30544 an edge that might turn an irreducible loop into a natural
30546 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
30547 Move after definition of loops_state_clear.
30549 2016-03-07 Bin Cheng <bin.cheng@arm.com>
30551 PR rtl-optimization/69052
30552 * rtlanal.c (commutative_operand_precedence): Set higher precedence
30555 2016-03-07 Tom de Vries <tom@codesourcery.com>
30557 PR tree-optimization/70116
30558 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
30559 is_tm_ending stmts and ubsan/asan internal functions.
30560 (find_duplicate): Use it. Don't test is_tm_ending here.
30562 2016-03-07 Richard Biener <rguenther@suse.de>
30564 PR tree-optimization/70115
30565 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
30566 (propagate_constants_for_unrolling): Use replace_uses_by.
30568 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
30570 PR middle-end/69916
30571 * omp-low.c (struct oacc_loop): Add ifns.
30572 (new_oacc_loop_raw): Initialize it.
30573 (finish_oacc_loop): Clear mask & flags if no ifns.
30574 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
30575 (oacc_loop_xform_loop): Add ifns arg & adjust.
30576 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
30578 2016-03-07 Richard Henderson <rth@redhat.com>
30581 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
30582 (insert_value_copy_on_edge): Likewise.
30584 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
30586 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
30588 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
30591 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
30593 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
30595 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
30597 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
30599 Fix sseimul type attribute.
30600 * config/i386/znver1.md
30601 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
30602 znver1_sseimul_avx256_load) : Fix the type attribute.
30603 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
30604 pipe usage and latency.
30606 2016-03-05 Jakub Jelinek <jakub@redhat.com>
30609 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
30610 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
30613 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
30616 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
30618 PR rtl-optimization/69941
30619 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
30620 the reg share its mode.
30622 2016-03-04 Jeff Law <law@redhat.com>
30624 PR tree-optimization/69196
30625 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
30626 If the both SSA_NAMEs are anonymous, then consider them unassociated
30627 and include the PHI in the statement count.
30629 2016-03-05 Tom de Vries <tom@codesourcery.com>
30631 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
30632 construct in oacc routine. Check for oacc region in oacc routine.
30634 2016-03-04 Jakub Jelinek <jakub@redhat.com>
30637 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
30638 2016-02-22 changes, instead don't recurse if RECUR is already true.
30639 Don't change *dynamic_check if RECUR. Adjust recursive caller
30640 to pass true to the new argument.
30641 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
30644 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
30645 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
30647 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
30649 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
30651 PR rtl-optimization/57676
30652 * lra-assigns.c (lra_assign): Guard test for maximum iterations
30653 with flag_checking.
30655 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
30657 * tree-vect-patterns.c (search_type_for_mask): Handle
30658 comparison of booleans.
30660 2016-03-04 Jakub Jelinek <jakub@redhat.com>
30662 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
30666 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
30667 all other ops that have dw_val_class_die_ref operands,
30668 and DW_OP_GNU_entry_value.
30670 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
30672 PR rtl-optimization/69904
30673 * config/arm/arm.c (arm_cannot_copy_insn_p):
30674 Return true for load-exclusive instructions.
30676 2016-03-03 Jakub Jelinek <jakub@redhat.com>
30679 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
30680 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
30681 the pattern no matter if it is used just by non-pattern, pattern
30683 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
30684 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
30685 oprnd1 def_stmt is in pattern, don't look through it.
30687 2016-03-03 Marek Polacek <polacek@redhat.com>
30689 PR middle-end/70050
30690 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
30692 2016-03-03 Martin Liska <mliska@suse.cz>
30694 PR tree-optimization/70043
30695 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
30696 previous statement if we see a debug statement.
30698 2016-03-03 Richard Biener <rguenther@suse.de>
30700 PR tree-optimization/55936
30701 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
30702 parameter and guard unsafe equivalence use.
30703 (vrp_evaluate_conditional_warnv_with_ops): Always use
30704 safe equivalences but not via the quadratic compare_names
30707 2016-03-03 Michael Collison <michael.collison@linaro.org>
30710 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
30711 for operand 1 to s_register_operand. Change predicate for operand
30712 2 to arm_not_immediate_operand.
30714 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
30716 * doc/tm.texi: Regenerated.
30718 2016-03-02 Richard Henderson <rth@redhat.com>
30721 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
30722 simplification when all args are positive non-fixed registers.
30724 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
30726 * target.def (lra_p): Specify that new ports should use LRA.
30728 2016-03-02 Jakub Jelinek <jakub@redhat.com>
30731 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
30732 gimplify_type_sizes the type they refer to.
30733 (omp_notice_variable): Handle reference vars to VLAs.
30734 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
30735 reference to VLA decls in the second pass instead of first pass.
30737 2016-03-02 Tom de Vries <tom@codesourcery.com>
30739 PR tree-optimization/68659
30740 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
30741 new_expr == NULL_TREE.
30742 (get_new_name): Handle ADDR_EXPR.
30744 2016-03-02 Bin Cheng <bin.cheng@arm.com>
30746 PR rtl-optimization/69052
30747 * loop-invariant.c (canonicalize_address): New function.
30748 (inv_can_prop_to_addr_use): Check validity of address expression
30749 which is canonicalized by above function.
30751 2016-03-02 Alan Modra <amodra@gmail.com>
30754 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
30757 2016-03-02 Jakub Jelinek <jakub@redhat.com>
30760 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
30761 (*movhi_internal): Put mask moves from and to memory separately
30762 from moves from/to GPRs.
30764 2016-03-02 Richard Biener <rguenther@suse.de>
30766 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
30767 GENERIC expressions in GIMPLE.
30769 2016-03-02 Richard Biener <rguenther@suse.de>
30771 * config/i386/i386.c (type_natural_mode): Fix typo.
30773 2016-03-02 Nick Clifton <nickc@redhat.com>
30775 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
30777 2016-03-02 Richard Biener <rguenther@suse.de>
30778 Uros Bizjak <ubizjak@gmail.com>
30781 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
30783 2016-03-02 Richard Biener <rguenther@suse.de>
30785 PR middle-end/67278
30786 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
30788 2016-03-02 Marek Polacek <polacek@redhat.com>
30791 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
30792 "is promoted to" warning.
30794 2016-03-01 DJ Delorie <dj@redhat.com>
30796 * config.gcc: Deprecate mep-*.
30798 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
30800 PR middle-end/70025
30801 * lra-constraints.c (regno_val_use_in): New.
30802 (match_reload): Use it instead of regno_use_in.
30804 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
30806 PR rtl-optimization/70007
30807 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
30808 references present in REG_EQUAL notes attached to non-SET patterns.
30810 2016-03-01 Jeff Law <law@redhat.com>
30812 PR tree-optimization/69196
30813 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
30814 Appropriately clamp the number of statements to copy when the
30815 thread path does not traverse a loop backedge.
30817 PR tree-optimization/69196
30818 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
30819 Do count some PHIs in the thread path against the insn count. Decrease
30820 final statement count by one as the control statement in the last
30821 block will get removed. Remove special cased code for handling PHIs
30824 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
30827 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
30828 asm dialect alternatives to explicit GOTPCREL calls.
30830 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
30833 * ira.c (do_reload): Issue warning for generic stack checking here...
30834 * reload1.c (reload): ...instead of here and streamline it.
30836 2016-03-01 Nick Clifton <nickc@redhat.com>
30838 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
30840 2016-03-01 Richard Biener <rguenther@suse.de>
30842 PR tree-optimization/69983
30843 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
30844 types and fall back to operand_equal_p.
30846 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30849 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30851 * config/s390/constraints.md ("jm8"): New constraint.
30852 * config/s390/predicates.md ("const_int_8bitset_operand"): New
30854 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
30856 ("*setmem_long<setmem_and>"): New pattern.
30857 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
30859 ("*setmem_long_31z<setmem_and>"): New pattern.
30860 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
30861 New substitution rules with the required attributes.
30864 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30867 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30869 * gensupport.c (process_substs_on_one_elem): Split loop to
30870 complete mark_operands_used_in_match_dup on all expressions in the
30872 (adjust_operands_numbers): Inline into process_substs_on_one_elem
30873 and remove function.
30875 2016-03-01 Richard Biener <rguenther@suse.de>
30877 PR middle-end/70022
30878 * fold-const.c (fold_indirect_ref_1): Fix range checking for
30879 vector BIT_FIELD_REF extract.
30881 2016-03-01 Richard Biener <rguenther@suse.de>
30883 PR tree-optimization/69994
30884 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
30886 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
30888 PR tree-optimization/69956
30889 * tree-vect-stmts.c (supportable_widening_operation): Support
30890 multi-step conversion of boolean vectors.
30891 (supportable_narrowing_operation): Likewise.
30893 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30895 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
30898 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30900 * config/s390/subst.md (DSI_VI): New mode iterator.
30901 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
30902 * config/s390/vector.md ("vec_set<mode>"): Move expander before
30903 the insn definition.
30904 ("*vec_set<mode>"): Change predicate and add alternative to
30905 support only either register or const_int operands as element
30907 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
30909 ("vec_extract<mode>"): New expander.
30910 ("*vec_extract<mode>"): New insn definition supporting reg and
30911 const_int element selectors.
30912 ("*vec_extract<mode>_plus"): New insn definition supporting
30913 reg+const_int element selectors.
30914 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
30915 following expander+insn definition.
30916 ("<vec_shifts_name><mode>3"): New expander.
30917 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
30919 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30921 * config/s390/s390.md ("*tabort_1"): Change predicate to
30922 nonmemory_operand. Add a second alternative to cover
30923 register as well as const int operands.
30924 ("*tabort_1_plus"): New pattern definition.
30926 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30928 * config/s390/s390.md ("*ashrdi3_cc_31")
30929 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
30930 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
30931 Merge insn definitions into ...
30932 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
30933 New pattern definition.
30934 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
30935 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
30936 ("*ashr<mode>3_and"): Merge insn definitions into ...
30937 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
30938 New pattern definition.
30939 * config/s390/subst.md ("addr_style_op_cc_subst")
30940 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
30941 substitutions patterns plus attributes.
30942 Add ashiftrt to SUBST iterator.
30944 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30946 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
30947 op2 to nonmemory_operand.
30948 ("*<shift>di3_31", "*<shift>di3_31_and"):
30949 Merge into single pattern definition ...
30950 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
30951 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
30952 pattern definition ...
30953 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
30954 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
30957 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30959 * config/s390/predicates.md (const_int_6bitset_operand): New
30961 * config/s390/s390.md: Include subst.md.
30962 ("rotl<mode>3"): New expander.
30963 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
30965 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
30966 * config/s390/subst.md: New file.
30968 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30970 * config/s390/s390.md ("op_type", "atype", "length" attributes):
30971 Remove RRR type. It doesn't really exist.
30972 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
30974 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
30975 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
30976 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
30977 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
30978 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
30979 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
30980 `enabled' attribute.
30982 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30984 * gensupport.c (process_substs_on_one_elem): Split loop to
30985 complete mark_operands_used_in_match_dup on all expressions in the
30987 (adjust_operands_numbers): Inline into process_substs_on_one_elem
30988 and remove function.
30990 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
30993 * config/sparc/sparc.c (NWORDS_UP): Rename to...
30994 (CEIL_NWORDS): ...this. Use CEIL macro.
30995 (compute_fp_layout): Adjust to above renaming.
30996 (function_arg_union_value): Likewise.
30997 (sparc_arg_partial_bytes): Likewise.
30998 (sparc_function_arg_advance): Likewise.
31000 2016-02-29 Jeff Law <law@redhat.com>
31002 PR tree-optimization/70005
31003 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
31004 where an object with a boolean range is compared against a value
31007 PR tree-optimization/69999
31008 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
31009 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
31012 2016-02-29 Richard Biener <rguenther@suse.de>
31014 PR tree-optimization/69994
31015 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
31016 (get_unary_op): Look through nop conversions.
31017 (ops_equal_values_p): New function, look for equality diregarding
31019 (eliminate_plus_minus_pair): Use ops_equal_values_p
31020 (repropagate_negates): Do not use get_unary_op here.
31022 2016-02-29 Martin Liska <mliska@suse.cz>
31024 * system.h: Poison ENABLE_CHECKING macro.
31026 2016-02-29 Martin Liska <mliska@suse.cz>
31028 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
31029 is presented in dump flags.
31030 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
31031 (hsa_regalloc): Likewise.
31033 2016-02-19 Richard Biener <rguenther@suse.de>
31035 PR tree-optimization/69980
31036 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
31037 permutation of those we need to keep.
31039 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
31042 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
31043 (NWORDS_UP): ...this
31044 (init_cumulative_args): Minor tweaks.
31045 (sparc_promote_function_mode): Likewise.
31046 (scan_record_type): Delete.
31047 (traverse_record_type): New function template.
31048 (classify_data_t): New structure type.
31049 (classify_registers): New inline function.
31050 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
31051 exhausted. Instantiate traverse_record_type on classify_registers and
31052 deal with the case of a structure passed in slot #15 with no FP field
31054 (assign_data_t): New structure type.
31055 (compute_int_layout): New static function.
31056 (compute_fp_layout): Likewise.
31057 (count_registers): New inline function.
31058 (assign_int_registers): New static function.
31059 (assign_fp_registers): Likewise.
31060 (assign_registers): New inline function.
31061 (function_arg_record_value_1): Delete.
31062 (function_arg_record_value_2): Likewise.
31063 (function_arg_record_value_3): Likewise.
31064 (function_arg_record_value): Adjust to above changes. Instantiate
31065 traverse_record_type on count_registers to first count the number of
31066 registers to be used and then on assign_registers to assign them.
31067 (function_arg_union_value): Adjust to above renaming.
31068 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
31069 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
31070 case of a structure passed in slot #15
31071 (sparc_function_arg_advance): Likewise.
31072 (function_arg_padding): Minor tweak.
31074 2016-02-29 Richard Biener <rguenther@suse.de>
31076 PR tree-optimization/69720
31077 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
31078 the adjustment_def path for possibly vectorized defs.
31079 (vect_create_epilog_for_reduction): Handle vectorized initial
31082 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
31084 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
31086 2016-02-27 Jeff Law <law@redhat.com>
31089 2016-02-26 Richard Biener <rguenther@suse.de>
31090 Jeff Law <law@redhat.com>
31092 PR tree-optimization/69740
31093 * cfghooks.c (remove_edge): Request loop fixups if we delete
31094 an edge that might turn an irreducible loop into a natural
31097 2016-02-27 Jakub Jelinek <jakub@redhat.com>
31099 PR rtl-optimization/69896
31100 * tree-vect-generic.c (get_compute_type): Avoid single element
31103 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
31105 Rename the AArch64 tuning option and related functions to enable the
31106 Newton series for the reciprocal square root to reflect its
31107 approximative characteristic.
31109 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
31110 function to "aarch64_emit_approx_rsqrt".
31111 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
31112 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
31113 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
31114 (xgene1_tunings): Likewise.
31115 (use_rsqrt_p): Likewise.
31116 (aarch64_emit_swrsqrt): Use new function name.
31117 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
31118 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
31119 text explaining this option.
31120 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
31122 2016-02-26 Jakub Jelinek <jakub@redhat.com>
31125 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
31126 complain about -mallow-movmisalign without -mvsx if
31127 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
31129 2016-02-26 Joel Sherrill <joel@rtems.org>
31131 * config.gcc: Add x86_64-*-rtems*.
31132 * config/i386/rtems-64.h: New file.
31134 2016-02-26 Joel Sherrill <joel@rtems.org>
31136 * config.gcc: Add aarch64-*-rtems*.
31137 * config/aarch64/rtems.h: New file.
31139 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
31142 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
31143 shift amount using %h. Add comment.
31145 2016-02-26 Richard Biener <rguenther@suse.de>
31146 Jeff Law <law@redhat.com>
31148 PR tree-optimization/69740
31149 * cfghooks.c (remove_edge): Request loop fixups if we delete
31150 an edge that might turn an irreducible loop into a natural
31153 2016-02-26 Martin Jambor <mjambor@suse.cz>
31155 PR middle-end/69920
31156 * tree-sra.c (sra_modify_assign): Do not remove loads of
31157 uninitialized aggregates to SSA_NAMEs.
31159 2016-02-26 Richard Henderson <rth@redhat.com>
31162 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
31163 pseudo in case the target rtx matches the source of the left
31166 2016-02-26 Martin Jambor <mjambor@suse.cz>
31169 * hsa.h (hsa_type_packed_p): Declare.
31170 * hsa.c (hsa_type_packed_p): New function.
31171 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
31173 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
31174 * hsa-brig.c (emit_basic_insn): Likewise.
31176 2016-02-26 Martin Jambor <mjambor@suse.cz>
31179 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
31181 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
31183 2016-02-26 Martin Jambor <mjambor@suse.cz>
31185 * hsa.h (is_a_helper): New overload for hsa_op_immed for
31186 hsa_op_with_type operands.
31187 (hsa_unsigned_type_for_type): Declare.
31188 * hsa.c (hsa_unsigned_type_for_type): New function.
31189 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
31190 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
31191 the finalizer. Do not emit extra move.
31193 2016-02-26 Martin Jambor <mjambor@suse.cz>
31195 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
31196 atomic operations in private segment.
31198 2016-02-26 Martin Jambor <mjambor@suse.cz>
31200 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
31201 statements to wi->info. Also disallow omp simd constructs.
31202 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
31203 for not gridifying. Dump special string for omp_for.
31205 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
31208 * config/aarch64/aarch64.c (aarch64_set_current_function):
31209 Save/restore target globals when switching to
31210 target_option_default_node.
31212 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
31215 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
31216 Return 0 if !SHIFT_COUNT_TRUNCATED.
31218 2016-02-26 Jakub Jelinek <jakub@redhat.com>
31219 Eric Botcazou <ebotcazou@adacore.com>
31221 PR rtl-optimization/69891
31222 * dse.c (scan_insn): If we can't figure out memset arguments
31223 or they are non-constant, call clear_rhs_from_active_local_stores.
31225 2016-02-26 Martin Liska <mliska@suse.cz>
31227 * doc/extend.texi: Mention clog10, clog10f an clog10l
31228 in Builtins section.
31230 2016-02-26 Martin Liska <mliska@suse.cz>
31232 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
31234 (resolve_args_picking_1): Likewise.
31235 * dwarf2out.h (struct GTY): Likewise.
31237 2016-02-26 Martin Liska <mliska@suse.cz>
31239 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
31240 with flag_checking.
31241 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
31243 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
31244 Martin Liska <mliska@suse.cz>
31246 * doc/install.texi: Mention --enable-valgrind-annotations.
31248 2016-02-26 Richard Biener <rguenther@suse.de>
31250 PR tree-optimization/69551
31251 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
31252 looking through aliases adjust DECL_PT_UID to refer to the
31253 ultimate alias target.
31255 2016-02-25 Martin Liska <mliska@suse.cz>
31257 PR middle-end/69919
31258 * alloc-pool.c (after_memory_report): New variable.
31259 * alloc-pool.h (base_pool_allocator ::release): Do not use
31260 the infrastructure if after_memory_report.
31261 * toplev.c (toplev::main): Mark after memory report.
31263 2016-02-25 Richard Biener <rguenther@suse.de>
31265 PR tree-optimization/48795
31266 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
31268 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
31271 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
31272 offloading is enabled and -fopenacc or -fopenmp is specified.
31273 (CRTOFFLOADEND): Likewise.
31274 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
31275 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
31276 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
31277 (offload_objects_file_name): New static var.
31278 (tool_cleanup): Remove offload_objects_file_name file.
31279 (find_offloadbeginend): Replace with ...
31280 (find_crtoffloadtable): ... this.
31281 (run_gcc): Remove offload_argc and offload_argv.
31282 Get offload_objects_file_name from -foffload-objects=... option.
31283 Read names of object files with offload from this file, pass them to
31284 compile_images_for_offload_targets. Don't call find_offloadbeginend and
31285 don't pass offloadbegin and offloadend to the linker. Don't pass
31286 offload non-LTO files to the linker, because now they're not claimed.
31288 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
31291 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
31292 on builtin_unreachable.
31294 2016-02-25 Jakub Jelinek <jakub@redhat.com>
31296 PR rtl-optimization/69896
31297 * regcprop.c: Include cfgrtl.h.
31298 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
31299 than remembered mode, either delete it (if noop_move_p), or
31300 treat like copy_p but not noop_p instruction.
31302 2016-02-24 Jakub Jelinek <jakub@redhat.com>
31305 * dwarf2out.c (gen_variable_die): Work around buggy LTO
31306 - allow NULL decl for Fortran DW_TAG_common_block variables.
31308 2016-02-24 Jason Merrill <jason@redhat.com>
31310 * common.opt (flifetime-dse): Add -flifetime-dse=1.
31312 2016-02-24 Richard Biener <rguenther@suse.de>
31313 Jakub Jelinek <jakub@redhat.com>
31315 PR middle-end/69760
31316 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
31317 conditionally executed ops to well-defined overflow behavior.
31319 2016-02-24 Jakub Jelinek <jakub@redhat.com>
31321 PR middle-end/69915
31322 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
31325 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
31327 PR rtl-optimization/69886
31328 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
31329 argument. Use it when checking validity of set instructions.
31330 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
31331 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
31333 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
31334 * store-motion.c (find_moveable_store): Update
31335 can_assign_to_reg_without_clobbers_p callsite.
31337 2016-02-24 Richard Biener <rguenther@suse.de>
31339 PR middle-end/68963
31340 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
31342 (record_nonwrapping_iv): Do not fall back to the low/high bound
31343 for non-constant IV bases if the stmt is not always executed.
31345 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
31347 * config/arm/arm-cores.def (cortex-a32): New entry.
31348 * config/arm/arm-tables.opt: Regenerate.
31349 * config/arm/arm-tune.md: Regenerate.
31350 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
31351 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
31352 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
31353 for -mcpu and -mtune.
31355 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
31358 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
31359 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
31360 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
31361 (atomic_loaddi_1): Delete.
31362 (atomic_loaddi): Rewrite expander using the above changes.
31364 2016-02-24 Jakub Jelinek <jakub@redhat.com>
31367 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
31370 2016-02-24 Jakub Jelinek <jakub@redhat.com>
31371 Richard Biener <rguenth@suse.de>
31373 PR middle-end/69909
31374 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
31375 set_mem_attributes if tem is SSA_NAME which got expanded
31378 2016-02-24 Richard Biener <rguenther@suse.de>
31380 PR tree-optimization/69907
31381 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
31382 end of permutations for BB vectorization.
31384 2016-02-24 Christian Bruel <christian.bruel@st.com>
31386 * config/arm/arm-c.c (arm_option_override): Initialize
31387 target_option_current_node.
31388 * config/arm/arm.c (arm_pragma_target_parse): Replace
31389 build_target_option_node call by target_option_current_node.
31390 Set target_option_current_node.
31393 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
31396 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
31397 define_insn_and_split to define_insn.
31398 (zero_extendqi<mode>2_dot2): Same.
31399 (extendqi<mode>2_dot): Same.
31400 (extendqi<mode>2_dot2): Same.
31402 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
31404 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
31405 and add bypass for AES{D,E} and AESMC pairs.
31406 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
31409 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
31411 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
31412 series for reciprocal square root in Exynos M1.
31414 2016-02-23 Martin Sebor <msebor@redhat.com>
31417 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
31418 __builtin_alloca_with_align.
31420 2016-02-23 Richard Henderson <rth@redhat.com>
31422 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
31423 (ix86_register_pragmas): Remove __seg_tls.
31424 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
31425 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
31426 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
31427 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
31428 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
31429 * doc/extend.texi (__seg_tls): Remove item.
31431 2016-02-23 Richard Biener <rguenther@suse.de>
31433 * alloc-pool.h (struct allocation_object): Make id member
31434 conditional on CHECKING_P again.
31435 (get_instance): Adjust.
31436 (base_pool_allocator): Likewise.
31438 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
31440 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
31441 (parallelize_loops): In OpenACC kernels mode, set n_threads to
31443 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
31445 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
31447 2016-02-23 Richard Biener <rguenther@suse.de>
31449 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
31450 * bitmap.h (struct bitmap_usage): Likewise.
31451 (bitmap_move): Declare.
31452 * bitmap.c (register_overhead): Take size_t argument.
31453 (bitmap_move): New function.
31454 * df-problems.c (df_rd_transfer_function): Use bitmap_move
31455 to properly account overhead.
31456 * tree.c (free_node): Use tree_size.
31458 2016-02-23 Jakub Jelinek <jakub@redhat.com>
31461 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
31462 when inverting comparison.
31465 * common.opt (Wunreachable-code): Add Warning flag.
31467 2016-02-23 Mark Wielaard <mjw@redhat.com>
31468 Jakub Jelinek <jakub@redhat.com>
31471 * cgraphunit.c (check_global_declaration): Check main_input_filename
31472 and DECL_SOURCE_FILE are not NULL.
31474 2016-02-23 Martin Jambor <mjambor@suse.cz>
31476 PR tree-optimization/69666
31477 * tree-sra.c (sra_modify_assign): Do not attempt to create
31478 default_def replacements for unscalarizable regions.
31480 2016-02-20 Mark Wielaard <mjw@redhat.com>
31483 * cgraphunit.c (check_global_declaration): Check level of
31484 warn_unused_const_variable and main_input_filename.
31485 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
31486 (-Wunused-variable): For C implies -Wunused-const-variable=1.
31487 (-Wunused-const-variable): Explain levels 1 and 2.
31489 2016-02-22 Jakub Jelinek <jakub@redhat.com>
31492 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
31493 identical arguments. Formatting and spelling fixes.
31496 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
31501 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
31502 and m68k-devices.def.
31503 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
31504 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
31506 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
31508 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
31509 and HImode registers.
31511 2016-02-22 Richard Biener <rguenther@suse.de>
31513 PR tree-optimization/69882
31514 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
31515 preserve permutations present because of gaps.
31516 (vect_supported_load_permutation_p): Always continue checking
31517 permutations after vect_attempt_slp_rearrange_stmts.
31519 2016-02-22 Bin Cheng <bin.cheng@arm.com>
31521 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
31522 min_profitable_estimate, rather than min_profitable_iters.
31524 2016-02-22 Jakub Jelinek <jakub@redhat.com>
31527 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
31528 SImode for last match_operand.
31530 2016-02-22 Martin Liska <mliska@suse.cz>
31532 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
31533 return bitsize - 1 as the return value.
31535 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
31539 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
31540 Handle negative shift counts.
31541 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
31542 force_reg on the shift constant.
31543 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
31544 (lshrsi3_d): Handle negative shift counts.
31546 2016-02-22 Richard Biener <rguenther@suse.de>
31547 Tom de Vries <tom@codesourcery.com>
31549 * graph.c: Include dumpfile.h.
31550 (print_graph_cfg): Split into three overloads.
31551 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
31553 2016-02-22 Tom de Vries <tom@codesourcery.com>
31555 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
31558 2016-02-22 Richard Biener <rguenther@suse.de>
31561 * ipa-inline-transform.c (inline_call): When not updating
31562 overall summaries adjust self size by the growth estimate.
31563 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
31564 hash-set, do not update overall summaries here. Renamed from ...
31565 (inline_to_all_callers): ... this which is now wrapping the
31566 above and performing delayed overall summary update.
31567 (early_inline_small_functions): Delay updating of the overall
31570 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
31572 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
31575 2016-02-19 Jakub Jelinek <jakub@redhat.com>
31578 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
31579 :%* in %:gt() argument.
31580 (greater_than_spec_func): Adjust for expecting only numbers,
31581 if there are more than two numbers, compare the last two.
31583 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
31585 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
31586 -Wnarrowing with -std.
31588 2016-02-19 Jakub Jelinek <jakub@redhat.com>
31591 * expr.c (store_field): Don't use bit-field path if exp is
31592 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
31593 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
31594 and the assignment can be performed by bitwise copy. Formatting
31597 PR middle-end/69838
31598 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
31599 call copy_reg_eh_region_note_forward on before and/or after sequences
31600 and remove note from insn if it no longer can throw.
31603 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
31604 if TARGET_AVX512BW.
31606 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
31608 * config/s390/vector.md: Add missing commutative operand markers
31609 to the patterns which qualify for one.
31610 * config/s390/vx-builtins.md: Likewise.
31612 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
31614 * config/s390/vector.md (VI, VI_QHS): Add single element vector
31615 types to mode iterators.
31616 (vec_double): ... and mode attribute.
31617 * config/s390/vx-builtins.md (non_vec_int): Likewise.
31619 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
31621 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
31622 Change the predicate of op2 from nonimmediate to general and let
31623 reload fix it if necessary.
31625 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
31627 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
31629 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
31631 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
31634 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
31636 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
31637 * config/s390/s390.c (s390_expand_vec_movstr): New function.
31638 * config/s390/s390.md ("movstr<P:mode>"): Call
31639 s390_expand_vec_movstr.
31641 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
31643 * config/s390/s390.md: Add missing output modifier for operand 1
31644 to print it as address properly.
31646 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
31648 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
31649 * config/s390/2964.md: New file.
31650 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
31651 of insn grouping attributes depending on the CPU level.
31652 (s390_get_unit_mask): New function.
31653 (s390_sched_score): Remove the OOO from the scheduling macros.
31654 Add loop to calculate a score for the instruction mix.
31655 (s390_sched_reorder): Likewise plus improve debug output.
31656 (s390_sched_variable_issue): Rename macros as above. Calculate
31657 the unit distances after actually scheduling an insn. Improve
31659 (s390_sched_init): Clear last_scheduled_unit_distance array.
31660 * config/s390/s390.md: Include 2964.md.
31662 2016-02-18 Jakub Jelinek <jakub@redhat.com>
31665 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
31666 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
31667 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
31668 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
31669 *avx512f_<code>v8div16qi2_mask_1): New insns.
31671 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
31674 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
31677 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
31678 earlyclobber from target. Use wF constraint for fused memory
31680 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
31682 2016-02-18 Jakub Jelinek <jakub@redhat.com>
31683 Martin Liska <mliska@suse.cz>
31686 * cfgexpand.c (asan_sanitize_stack_p): New function.
31687 (partition_stack_vars): Use the function.
31688 (expand_stack_vars): Likewise.
31689 (defer_stack_allocation): Likewise.
31690 (expand_used_vars): Likewise.
31692 2016-02-18 Richard Biener <rguenther@suse.de>
31694 PR middle-end/69553
31695 * fold-const.c (operand_equal_p): Properly compare offsets for
31696 IMAGPART_EXPR and ARRAY_REF.
31698 2016-02-18 Nick Clifton <nickc@redhat.com>
31702 * config/arm/arm.c (arm_option_override_internal): Disable
31703 interworking if the target does not support thumb instructions.
31704 (arm_reload_in_hi): Handle the case where a register to register
31705 move needs reloading because there is no simple pattern to handle
31707 (arm_reload_out_hi): Likewise.
31709 2016-02-18 Richard Biener <rguenther@suse.de>
31711 PR middle-end/69854
31712 * match.pd: Don't use fold_binary or fold_unary for folding
31715 2016-02-17 Jakub Jelinek <jakub@redhat.com>
31718 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
31719 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
31720 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
31721 warn on gimple_no_warning_p statements.
31723 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
31725 * doc/extend.texi (C++ Attributes): Correct description of
31726 warn_unused type attribute.
31728 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
31730 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
31731 correct instruction.
31733 2016-02-17 Richard Biener <rguenther@suse.de>
31735 PR rtl-optimization/69609
31736 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
31737 (find_traces_1_round): When ending a trace update cached priority
31739 (bb_to_key): Use cached priority when available.
31740 (copy_bb): Initialize cached priority.
31741 (reorder_basic_blocks_software_trace_cache): Likewise.
31743 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
31746 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
31748 (aarch64_comparison_operator): Break overly long line into two.
31749 (aarch64_comparison_operation): Likewise.
31750 * config/aarch64/aarch64.md (cstorecc4): Use
31751 aarch64_comparison_operator_mode instead of
31752 aarch64_comparison_operator.
31753 (cstore<mode>4): Likewise.
31754 (aarch64_cstore<mode>): Likewise.
31755 (*cstoresi_insn_uxtw): Likewise.
31756 (cstore<mode>_neg): Likewise.
31757 (*cstoresi_neg_uxtw): Likewise.
31759 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
31762 * config/arm/predicates.md (arm_comparison_operator_mode):
31764 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
31765 instead of arm_comparison_operator.
31766 (*mov_negscc): Likewise.
31767 (*mov_notscc): Likewise.
31768 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
31769 (*thumb2_mov_negscc): Likewise.
31770 (*thumb2_mov_negscc_strict_it): Likewise.
31771 (*thumb2_mov_notscc): Likewise.
31772 (*thumb2_mov_notscc_strict_it): Likewise.
31774 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
31776 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
31777 Add missing return.
31779 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
31781 * config/visium/visium.c (machine_libfunc_index): New enum.
31782 (machine_libfuncs): New structure.
31783 (visium_libfuncs): New static variable.
31784 (TARGET_INIT_LIBFUNCS): Define to...
31785 (visium_init_libfuncs): ...this. New function.
31786 (expand_block_move_4): Use the appropriate libfunc.
31787 (expand_block_move_2): Likewise.
31788 (expand_block_move_1): Likewise.
31789 (expand_block_set_4): Likewise.
31790 (expand_block_set_2): Likewise.
31791 (expand_block_set_1): Likewise.
31792 (visium_trampoline_init): Likewise.
31794 2016-02-17 Nick Clifton <nickc@redhat.com>
31796 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
31797 TI's devices.csv file as of March 2016.
31799 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
31802 * opts-global.c (handle_common_deferred_options): Introduce and
31803 initialize two global variables to remember command-line options
31804 specifying a stack-limiting register.
31805 * opts.h: Add extern declarations of the two new global variables.
31806 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
31807 variable based on the values of the two new global variables.
31809 2016-02-16 Jakub Jelinek <jakub@redhat.com>
31812 * common.opt (Wnonnull-compare): New warning.
31813 * doc/invoke.texi (-Wnonnull): Remove text about comparison
31814 of arguments against NULL.
31815 (-Wnonnull-compare): Document.
31816 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
31817 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
31818 * passes.def (pass_warn_nonnull_compare): Add.
31819 * gimple-ssa-nonnull-compare.c: New file.
31821 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
31823 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
31824 AARCH64_EXTRA_TUNE_RECIP_SQRT.
31826 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
31828 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
31829 reciprocal sqrt for -mlow-precision-recip-sqrt.
31831 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
31832 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
31834 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
31835 always use lane loads to construct non-constant vectors.
31837 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
31839 * config/aarch64/aarch64.md
31840 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
31841 constraints for operand 3.
31842 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
31844 2016-02-16 Jakub Jelinek <jakub@redhat.com>
31845 Richard Biener <rguenther@suse.de>
31847 PR tree-optimization/69820
31848 * tree-vect-patterns.c (type_conversion_p): Return false if
31849 *orig_type is unsigned single precision or boolean.
31850 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
31853 2016-02-16 Jakub Jelinek <jakub@redhat.com>
31855 PR rtl-optimization/69764
31856 PR rtl-optimization/69771
31857 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
31858 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
31860 2016-02-16 Richard Biener <rguenther@suse.de>
31862 PR tree-optimization/69776
31863 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
31865 (indirect_refs_may_alias_p): Likewise.
31866 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
31867 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
31868 according to tbaa_p.
31869 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
31870 (optimize_stmt): For redundant store discovery do not allow tbaa.
31872 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
31874 PR tree-optimization/69714
31875 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
31876 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
31878 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
31880 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
31881 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
31882 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
31883 * config/arc/arc.c (arc_init): Check FPU options.
31884 (get_arc_condition_code): Handle new CC_FPU* modes.
31885 (arc_select_cc_mode): Likewise.
31886 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
31887 register pair only. Allow access for ARCv2 accumulator.
31888 (gen_compare_reg): Whenever we have FPU support use FPU compare
31890 (arc_reorg): Don't generate brcc insns when FPU compare
31891 instructions are involved.
31892 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
31893 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
31894 floating point emulation.
31895 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
31896 (REVERSE_CONDITION): Add new CC_FPU* modes.
31897 (TARGET_FP_SP_BASE): Define.
31898 (TARGET_FP_DP_BASE): Likewise.
31899 (TARGET_FP_SP_FUSED): Likewise.
31900 (TARGET_FP_DP_FUSED): Likewise.
31901 (TARGET_FP_SP_CONV): Likewise.
31902 (TARGET_FP_DP_CONV): Likewise.
31903 (TARGET_FP_SP_SQRT): Likewise.
31904 (TARGET_FP_DP_SQRT): Likewise.
31905 (TARGET_FP_DP_AX): Likewise.
31906 * config/arc/arc.md (ARCV2_ACC): New constant.
31907 (type): New fpu type attribute.
31908 (SDF): Conditional iterator.
31909 (cstore<mode>, cbranch<mode>): Change expand condition.
31910 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
31911 handles FPU/FPX cases as well.
31912 * config/arc/arc.opt (mfpu): New option.
31913 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
31915 (adddf3, muldf3, subdf3): Removed.
31916 * config/arc/predicates.md (proper_comparison_operator): Recognize
31918 * config/arc/fpu.md: New file.
31919 * doc/invoke.texi (ARC Options): Document mfpu option.
31921 2016-02-16 Richard Biener <rguenther@suse.de>
31923 PR rtl-optimization/69291
31924 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
31925 noce_operand_ok check.
31927 2016-02-16 Tom de Vries <tom@codesourcery.com>
31930 * omp-low.c (simd_clone_create): Remove call to
31931 symtab->call_cgraph_insertion_hooks.
31933 2016-02-16 Jakub Jelinek <jakub@redhat.com>
31935 PR tree-optimization/69802
31936 * tree-ssa-reassoc.c (update_range_test): If op is
31937 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
31938 op == 1 test of precision 1 integral op, otherwise handle
31939 that case as op itself. Fix up formatting.
31940 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
31943 2016-02-16 Richard Biener <rguenther@suse.de>
31945 PR tree-optimization/69586
31946 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
31947 types for conversion sources.
31949 2016-02-16 Richard Biener <rguenther@suse.de>
31951 PR middle-end/69801
31952 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
31953 mask OEP_ADDRESS_OF.
31955 2016-02-16 Alan Modra <amodra@gmail.com>
31958 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
31959 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
31960 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
31962 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
31963 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
31964 (p8_fmrgow_<mode>): Likewise.
31965 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
31967 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
31968 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
31969 to use movdi_internal64. Remove op0_di.
31970 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
31972 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
31974 Add support for the FCCMP insn types
31976 * config/aarch64/aarch64.md (fccmp): Change insn type.
31977 (fccmpe): Likewise.
31978 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
31979 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
31980 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
31981 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
31982 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
31983 * config/arm/types.md (fccmps): Add new insn type.
31984 (fccmpd): Likewise.
31986 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
31988 * alias.c (get_alias_set): Fix a typo in comment.
31990 2016-02-15 Richard Biener <rguenther@suse.de>
31992 PR tree-optimization/69595
31993 * match.pd: Complete range test simplification to true.
31995 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
31997 PR rtl-optimization/69648
31998 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
31999 pic_offset_table_rtx.
32001 PR rtl-optimization/69752
32002 * ira.c (update_equiv_regs): When looking for more than a single SET,
32003 also take other side effects into account.
32005 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
32007 * config/s390/s390.c (s390_function_profiler): Add a new sequence
32008 for z900+ CPUs in 31-bit mode.
32010 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
32012 * common/config/s390/s390-common.c (s390_supports_split_stack):
32014 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
32015 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
32016 * config/s390/s390.c (struct machine_function): New field
32017 split_stack_varargs_pointer.
32018 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
32019 in s390_emit_prologue.
32020 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
32022 (morestack_ref): New global.
32023 (SPLIT_STACK_AVAILABLE): New macro.
32024 (s390_expand_split_stack_prologue): New function.
32025 (s390_live_on_entry): New function.
32026 (s390_va_start): Use split-stack vararg pointer if appropriate.
32027 (s390_asm_file_end): Emit the split-stack note sections.
32028 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
32029 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
32030 (UNSPECV_SPLIT_STACK_CALL): New unspec.
32031 (UNSPECV_SPLIT_STACK_DATA): New unspec.
32032 (split_stack_prologue): New expand.
32033 (split_stack_space_check): New expand.
32034 (split_stack_data): New insn.
32035 (split_stack_call): New expand.
32036 (split_stack_call_*): New insn.
32037 (split_stack_cond_call): New expand.
32038 (split_stack_cond_call_*): New insn.
32040 2016-02-15 Richard Biener <rguenther@suse.de>
32042 PR tree-optimization/69783
32043 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
32044 Add trivially correct cases.
32046 2016-02-15 Tom de Vries <tom@codesourcery.com>
32049 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
32051 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
32053 2016-02-15 Richard Biener <rguenther@suse.de>
32055 PR tree-optimization/69776
32056 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
32057 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
32058 indicate whether we can use TBAA to disambiguate against stores.
32059 Use alias-set zero if not.
32060 (visit_reference_op_store): Do not use TBAA when looking up
32062 * tree-ssa-pre.c (compute_avail): Use TBAA here.
32063 (eliminate_dom_walker::before_dom_children): But not when looking
32064 up redundant stores.
32066 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
32068 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
32070 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
32072 * config/i386/znver1.md
32073 (znver1_pop, znver1_pop_mem,
32074 znver1_load_imov_double_store,
32075 znver1_load_imov_direct_store,
32076 znver1_load_imov_direct_load,
32077 znver1_load_imov_double_load): Add new.
32078 (znver1_insn, znver1_insn_load): Add icmov type.
32079 (znver1_sseavx_fma,
32080 znver1_sseavx_fma_load,
32082 znver1_avx256_fma_load): Fix pipe usage.
32084 2016-02-14 Alan Modra <amodra@gmail.com>
32087 * reload.c (find_reloads_address_1): For pre/post-inc/dec
32088 with an invalid hard reg, reload just the reg not the entire
32089 pre/post-inc/dec address expression.
32091 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
32094 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
32095 fixed R1_REG scratch reg.
32096 (sibcall_value_pcrel_fdpic): Likewise.
32098 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
32102 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
32104 2016-02-12 Walter Lee <walt@tilera.com>
32106 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
32107 * config/tilegx/t-tilegx: Likewise.
32109 2016-02-12 David Malcolm <dmalcolm@redhat.com>
32112 * diagnostic-show-locus.c (struct line_span): New struct.
32113 (layout::get_first_line): Delete.
32114 (layout::get_last_line): Delete.
32115 (layout::get_num_line_spans): New member function.
32116 (layout::get_line_span): Likewise.
32117 (layout::print_heading_for_line_span_index_p): Likewise.
32118 (layout::get_expanded_location): Likewise.
32119 (layout::calculate_line_spans): Likewise.
32120 (layout::m_first_line): Delete.
32121 (layout::m_last_line): Delete.
32122 (layout::m_line_spans): New field.
32123 (layout::layout): Update comment. Replace m_first_line and
32124 m_last_line with m_line_spans, replacing their initialization
32125 with a call to calculate_line_spans.
32126 (diagnostic_show_locus): When printing source lines and
32127 annotations, rather than looping over a single span
32128 of lines, instead loop over each line_span within
32129 the layout, with an inner loop over the lines within them.
32130 Call the context's start_span callback when changing line spans.
32131 * diagnostic.c (diagnostic_initialize): Initialize start_span.
32132 (diagnostic_build_prefix): Break out the building of the location
32133 part of the string into...
32134 (diagnostic_get_location_text): ...this new function, rewriting
32135 it from nested ternary expressions to a sequence of "if"
32137 (default_diagnostic_start_span_fn): New function.
32138 * diagnostic.h (diagnostic_start_span_fn): New typedef.
32139 (diagnostic_context::start_span): New field.
32140 (default_diagnostic_start_span_fn): New prototype.
32142 2016-02-12 David Malcolm <dmalcolm@redhat.com>
32145 * gcc.c (driver::finalize): Fix cleanup of "specs".
32147 2016-02-12 David Malcolm <dmalcolm@redhat.com>
32151 * gcc.c (driver::driver): Initialize m_option_suggestions.
32152 (driver::~driver): Clean up m_option_suggestions.
32153 (suggest_option): Convert to...
32154 (driver::suggest_option): ...this, and split out into
32155 driver::build_option_suggestions and find_closest_string.
32156 (driver::build_option_suggestions): New function, from
32157 first half of suggest_option. Special-case
32158 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
32159 the sanitizer_opts array. For options of enum types, add the
32160 various enum values to the candidate strings.
32161 (driver::handle_unrecognized_options): Remove "const".
32162 * gcc.h (driver::handle_unrecognized_options): Likewise.
32163 (driver::build_option_suggestions): New decl.
32164 (driver::suggest_option): New decl.
32165 (driver::m_option_suggestions): New field.
32166 * opts-common.c (add_misspelling_candidates): New function.
32167 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
32168 and make non-static.
32169 * opts.h (sanitizer_opts): New array decl.
32170 (add_misspelling_candidates): New function decl.
32171 * spellcheck.c (find_closest_string): New function.
32172 * spellcheck.h (find_closest_string): New function decl.
32174 2016-02-12 Jakub Jelinek <jakub@redhat.com>
32176 PR rtl-optimization/69764
32177 PR rtl-optimization/69771
32178 * optabs.c (expand_binop_directly): For shift_optab_p, force
32179 convert_modes with VOIDmode if xop1 has VOIDmode.
32181 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
32184 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
32185 to correctly determine instrumentation thunks.
32187 2016-02-12 Jakub Jelinek <jakub@redhat.com>
32190 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
32191 type by reference, force lhs on the call.
32194 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
32195 Compute retval and retbnd early in all cases if split_part_return_p
32196 and return_bb is not EXIT. Remove all clobber stmts and reset
32197 all debug stmts that refer to SSA_NAMEs defined in split part,
32198 except if it is retval, in that case replace the old retval with the
32199 lhs of the call to the split part.
32201 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
32204 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
32206 PR middle-end/66726
32207 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
32208 whose result is used in PHI.
32209 (maybe_optimize_range_tests): Likewise.
32210 (final_range_test_p): Likweise.
32212 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
32214 PR middle-end/66726
32215 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
32216 whose result is used in PHI.
32217 (maybe_optimize_range_tests): Likewise.
32218 (final_range_test_p): Likweise.
32220 2016-02-12 Jakub Jelinek <jakub@redhat.com>
32222 * cgraph.c: Spelling fixes - behaviour -> behavior and
32223 neighbour -> neighbor.
32224 * target.def: Likewise.
32225 * sel-sched.c: Likewise.
32226 * config/mips/mips.c: Likewise.
32227 * config/arc/arc.md: Likewise.
32228 * config/arm/cortex-a57.md: Likewise.
32229 * config/arm/arm.c: Likewise.
32230 * config/arm/neon.md: Likewise.
32231 * config/arm/arm-c.c: Likewise.
32232 * config/vms/vms-c.c: Likewise.
32233 * config/s390/s390.c: Likewise.
32234 * config/i386/znver1.md: Likewise.
32235 * config/i386/i386.c: Likewise.
32236 * config/ia64/hpux-unix2003.h: Likewise.
32237 * config/msp430/msp430.md: Likewise.
32238 * config/rx/rx.c: Likewise.
32239 * config/rx/rx.md: Likewise.
32240 * config/aarch64/aarch64-simd.md: Likewise.
32241 * config/aarch64/aarch64.c: Likewise.
32242 * config/nvptx/nvptx.c: Likewise.
32243 * config/bfin/bfin.c: Likewise.
32244 * config/cris/cris.opt: Likewise.
32245 * config/rs6000/rs6000.c: Likewise.
32246 * target.h: Likewise.
32247 * spellcheck.c: Likewise.
32248 * ira-build.c: Likewise.
32249 * tree-inline.c: Likewise.
32250 * builtins.c: Likewise.
32251 * lra-constraints.c: Likewise.
32252 * explow.c: Likewise.
32253 * hwint.h: Likewise.
32254 * targhooks.c: Likewise.
32255 * tree-vect-data-refs.c: Likewise.
32256 * expr.c: Likewise.
32257 * doc/tm.texi: Likewise.
32258 * doc/extend.texi: Likewise.
32259 * doc/install.texi: Likewise.
32260 * doc/md.texi: Likewise.
32261 * tree-ssa-tail-merge.c: Likewise.
32262 * sched-int.h: Likewise.
32263 * match.pd: Likewise.
32264 * sched-ebb.c: Likewise.
32265 * target.def (omit_struct_return_reg): Likewise.
32266 * gimple-ssa-isolate-paths.c: Likewise.
32267 (find_implicit_erroneous_behaviour): Renamed to...
32268 (find_implicit_erroneous_behavior): ... this.
32269 (find_explicit_erroneous_behaviour): Renamed to...
32270 (find_explicit_erroneous_behavior): ... this.
32271 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
32273 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
32275 PR rtl-optimization/64682
32276 PR rtl-optimization/69567
32277 PR rtl-optimization/69737
32278 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
32279 in I2 as well, just lose it.
32281 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
32283 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
32285 (aarch64_last_printed_tune_string): Likewise.
32286 (aarch64_declare_function_name): Only output .arch assembler
32287 directive if it will be different from the previously output
32288 directive. Same for .tune comment but only if -dA is set.
32289 (aarch64_start_file): New function.
32290 (TARGET_ASM_FILE_START): Define.
32292 2016-02-11 David Malcolm <dmalcolm@redhat.com>
32295 * Makefile.in (PLUGIN_HEADERS): Add params.list.
32297 2016-02-11 Jakub Jelinek <jakub@redhat.com>
32300 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
32301 -Wmaybe-uninitialized warning.
32303 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
32306 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
32308 2016-02-11 Richard Biener <rguenther@suse.de>
32310 PR rtl-optimization/69291
32311 * ifcvt.c (noce_try_store_flag_constants): Do not allow
32312 subexpressions affected by changing the result.
32314 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
32317 * lra-constraints.c (curr_insn_transform): Find in/out operands
32318 for secondary memory moves. Update dups.
32320 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
32322 PR tree-optimization/69652
32323 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
32324 to nested loop, did source re-formatting, skip debug statements,
32325 add check on statement with volatile operand, remove dead scalar
32328 2016-02-10 Jakub Jelinek <jakub@redhat.com>
32329 Patrick Palka <ppalka@gcc.gnu.org>
32333 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
32334 calls if the return type is TREE_ADDRESSABLE.
32335 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
32336 * ipa-split.c (split_function): Fix doubled "we" in comment.
32337 Use void return type for the split part even if
32338 !split_point->split_part_set_retval.
32340 2016-02-10 Bin Cheng <bin.cheng@arm.com>
32342 PR tree-optimization/68021
32343 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
32344 when computing the value of biv cand by itself.
32346 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
32348 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
32349 (cortexa57_tunings): Likewise.
32350 (cortexa72_tunings): Likewise.
32351 (arch_macro_fusion_pair_p): Add support for AES fusion.
32352 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
32353 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
32354 Allow virtual registers before reload so early scheduling works.
32355 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
32356 correct latency and pipeline.
32357 (cortex_a57_crypto_complex): Likewise.
32358 (cortex_a57_crypto_xor): Likewise.
32359 (define_bypass): Add AES bypass.
32361 2016-02-10 Richard Biener <rguenther@suse.de>
32363 PR tree-optimization/69726
32364 * passes.def: Add DCE pass before late uninit.
32365 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
32366 really fixup if-conversions job.
32368 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
32370 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
32371 (arm_cortex_a57_tune): Likewise.
32372 (aarch_macro_fusion_pair_p): Add support for AES fusion.
32373 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
32375 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
32377 * timevar.def (TV_PHASE_DBGINFO): Delete.
32378 (TV_PHASE_CHECK_DBGINFO): Likewise.
32379 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
32381 2016-02-10 Richard Biener <rguenther@suse.de>
32383 PR tree-optimization/69719
32384 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
32385 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
32387 2016-02-09 Andrew Pinski <apinski@cavium.com>
32390 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
32391 get_vcond_mask_icode returns false.
32393 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
32396 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
32397 an ADDIS that adds a pointer to a large constant that sets the
32398 upper16 bits with a load operation.
32400 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
32403 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
32405 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
32407 (vzipq_s16): Likewise.
32408 (vzipq_s32): Likewise.
32409 (vzipq_f32): Likewise.
32410 (vzipq_u8): Likewise.
32411 (vzipq_u16): Likewise.
32412 (vzipq_u32): Likewise.
32413 (vzipq_p8): Likewise.
32414 (vzipq_p16): Likewise.
32416 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
32419 * config/arm/arm.c (neon_endian_lane_map): New function.
32420 (neon_vector_pair_endian_lane_map): New function.
32421 (arm_evpc_neon_vuzp): Allow for big endian lane order.
32422 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
32424 (vuzpq_s16): Likewise.
32425 (vuzpq_s32): Likewise.
32426 (vuzpq_f32): Likewise.
32427 (vuzpq_u8): Likewise.
32428 (vuzpq_u16): Likewise.
32429 (vuzpq_u32): Likewise.
32430 (vuzpq_p8): Likewise.
32431 (vuzpq_p16): Likewise.
32433 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
32436 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
32439 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
32441 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
32442 truncate const_int operand 1 to QImode.
32444 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
32446 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
32447 corresponding to an abnormal edge.
32449 2016-02-09 Tom de Vries <tom@codesourcery.com>
32451 PR tree-optimization/69599
32452 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
32454 (find_func_aliases_for_builtin_call, find_func_clobbers)
32455 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
32458 2016-02-09 Richard Biener <rguenther@suse.de>
32460 PR tree-optimization/69715
32461 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
32462 LHS on calls as non-rewritable.
32464 2016-02-09 Tom de Vries <tom@codesourcery.com>
32467 * lto-wrapper.c (append_diag_options): New function.
32468 (compile_offload_image): Call append_diag_options.
32470 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
32473 * doc/extend.texi (Flag Output Operands): Correct sectioning.
32474 Minor copy-edit to fix verb tenses.
32476 2016-02-08 Jakub Jelinek <jakub@redhat.com>
32478 PR tree-optimization/69209
32479 * ipa-split.c (split_function): If split part is not
32480 returning retval, retval has gimple type but is not
32481 gimple value, force it into a SSA_NAME first.
32483 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
32485 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
32488 2016-02-08 Jason Merrill <jason@redhat.com>
32491 * convert.c (convert_to_integer_1): Check dofold on truncation
32493 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
32494 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
32495 Rename from *_nofold.
32496 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
32497 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
32499 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
32502 * tree.c (build_common_tree_nodes): Remove short_double argument.
32503 All callers changed.
32504 * tree.h (build_common_tree_nodes): Adjust declaration.
32505 * doc/invoke.texi (-fshort-double): Remove documentation.
32506 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
32507 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
32508 * lto-wrapper.c (merge_and_complain, append_compiler_options)
32509 (append_linker_options): Don't handle OPT_fshort_double.
32511 PR rtl-optimization/68730
32512 * lra-remat.c (insn_to_cand_activation): New static variable.
32513 (lra_remat): Allocate and free it.
32514 (create_cand): New arg activation. Initialize a field in
32515 insn_to_cand_activation if it is nonnull.
32516 (create_cands): Pass the activation insn to create_cand when making
32517 a candidate involving an output reload. Reorganize code a little.
32518 (do_remat): Keep track of active status of candidates in a separate
32521 2016-02-08 Richard Biener <rguenther@suse.de>
32523 PR tree-optimization/69719
32524 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
32525 Properly use absolute of the difference of the two offsets to
32526 compare or adjust the segment length.
32528 2016-02-08 Richard Biener <rguenther@suse.de>
32529 Jeff Law <law@redhat.com>
32532 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
32533 types for anonymous SSA names.
32535 2016-02-08 Richard Biener <rguenther@suse.de>
32537 PR rtl-optimization/69274
32538 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
32540 2016-02-08 Jeff Law <law@redhat.com>
32542 PR tree-optimization/65917
32543 * tree-ssa-dom.c (record_temporary_equivalences): Record both
32544 equivalences from if (x == y) style conditionals.
32545 (loop_depth_of_name): Remove.
32546 (record_equality): Remove loop depth check.
32547 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
32548 (const_and_copies::record_const_or_copy_raw): New member function.
32549 * tree-ssa-scopedtables.c
32550 (const_and_copies::record_const_or_copy_raw): New, factored out of
32551 (const_and_copies::record_const_or_copy): Call new member function.
32553 2016-02-05 Jeff Law <law@redhat.com>
32555 PR tree-optimization/68541
32556 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
32557 (count_stmts_in_block): New function.
32558 (poor_ifcvt_candidate_code): Likewise.
32559 (is_feasible_trace): Add some heuristics to determine when path
32560 splitting is profitable.
32561 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
32562 is a diamond with a single exit.
32564 2016-02-05 Martin Sebor <msebor@redhat.com>
32567 * doc/invoke.texi: Update -Wplacement-new to take an optional
32570 2016-02-06 Richard Henderson <rth@redhat.com>
32573 * tree.c (tree_nop_conversion_p): Do not strip casts into or
32574 out of non-standard address spaces.
32576 2016-02-05 Jakub Jelinek <jakub@redhat.com>
32578 PR rtl-optimization/69691
32579 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
32581 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
32583 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
32584 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
32585 (*ieee128_mfvsrd_64bit): Likewise.
32586 (*ieee128_mfvsrd_32bit): Likewise.
32588 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
32592 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
32594 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
32595 instrumented_version.
32597 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
32599 * doc/invoke.texi (Optimize Options): In table of --param options
32600 rename second occurrence of tracer-min-branch-ratio to
32601 tracer-min-branch-probability, rename
32602 tracer-min-branch-ratio-feedback to
32603 tracer-min-branch-probability-feedback and clarify description,
32604 rename sched-spec-state-edge-prob-cutoff to
32605 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
32606 to selsched-insns-to-rename, rename lto-minpartition to
32607 lto-min-partition, delete reorder-blocks-duplicate and
32608 reorder-blocks-duplicate-feedback.
32610 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
32612 * config/s390/s390.c (s390_register_info_set_ranges): Remove
32615 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
32617 * doc/extend.texi: S/390: Correct some typos.
32619 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
32621 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
32623 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
32626 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
32627 (s390_register_info_gprtofpr): Use new macros above.
32628 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
32630 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
32631 its name. Adjust restore and save gpr ranges.
32632 (s390_register_info_set_ranges): New function.
32633 (s390_register_info): Use new macros above. Call
32634 s390_register_info_set_ranges.
32635 (s390_optimize_register_info): Likewise.
32636 (s390_hard_regno_rename_ok): Use new macros.
32637 (s390_hard_regno_scratch_ok): Likewise.
32638 (s390_emit_epilogue): Likewise.
32639 (s390_can_use_return_insn): Likewise.
32640 (s390_optimize_prologue): Likewise.
32641 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
32643 2016-02-05 Jakub Jelinek <jakub@redhat.com>
32646 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
32648 (ix86_option_override_internal): Disable TARGET_STV even for
32649 -m{incoming,preferred}-stack-boundary=3.
32651 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
32653 * config.gcc: Mark deprecated rtems targets as obsolete.
32655 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
32657 PR rtl-optimization/64682
32658 PR rtl-optimization/69567
32659 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
32660 before I2 only if the register is both used and set in I2.
32662 2016-02-04 DJ Delorie <dj@redhat.com>
32664 * config/msp430/msp430.c (msp430_start_function): Add function type.
32666 2016-02-04 Jakub Jelinek <jakub@redhat.com>
32669 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
32671 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
32673 PR rtl-optimization/69577
32675 2015-10-29 Richard Henderson <rth@redhat.com>
32679 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
32680 sse check to the exact conditions of PR 67609.
32682 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
32685 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
32686 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
32687 not allowed into the traditional Altivec registers.
32688 (movtd_64bit_nodm): Likewise.
32689 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
32691 2016-02-04 David Malcolm <dmalcolm@redhat.com>
32693 * config/aarch64/cortex-a57-fma-steering.c
32694 (aarch64_register_fma_steering): Remove "static" from arguments
32697 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
32700 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
32701 twice when complex.
32703 2016-02-04 Mike Frysinger <vapier@gentoo.org>
32705 * doc/invoke.texi: Delete -mno-fma4.
32707 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
32709 PR rtl-optimization/69577
32710 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
32711 (find_subregs_of_mode): Update accordingly. Iterate over partial
32714 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
32716 * config/arm/arm-protos.h (neon_reinterpret): Remove.
32717 * config/arm/arm.c (neon_reinterpret): Remove.
32718 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
32719 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
32720 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
32721 vreinterpretti): Remove.
32722 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
32723 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
32724 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
32725 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
32726 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
32727 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
32728 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
32729 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
32730 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
32731 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
32732 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
32733 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
32734 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
32735 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
32736 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
32737 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
32738 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
32739 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
32740 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
32741 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
32742 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
32743 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
32744 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
32745 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
32746 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
32747 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
32748 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
32749 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
32750 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
32751 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
32752 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
32753 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
32754 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
32755 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
32756 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
32757 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
32758 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
32759 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
32760 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
32761 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
32762 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
32763 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
32764 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
32765 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
32766 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
32767 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
32768 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
32769 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
32770 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
32771 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
32772 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
32773 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
32774 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
32775 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
32776 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
32777 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
32778 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
32779 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
32780 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
32781 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
32782 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
32783 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
32784 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
32785 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
32786 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
32787 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
32788 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
32789 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
32790 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
32791 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
32792 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
32793 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
32794 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
32795 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
32796 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
32797 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
32798 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
32799 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
32800 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
32801 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
32802 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
32803 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
32804 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
32805 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
32806 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
32807 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
32808 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
32809 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
32810 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
32811 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
32812 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
32813 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
32814 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
32815 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
32816 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
32817 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
32818 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
32819 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
32820 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
32821 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
32822 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
32823 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
32824 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
32826 2016-02-04 Martin Liska <mliska@suse.cz>
32829 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
32830 that are gimple_store_p.
32831 (maybe_instrument_call): Likewise.
32833 2016-02-04 Bin Cheng <bin.cheng@arm.com>
32835 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
32836 register scaling out of memory reference and comment why.
32838 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
32842 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
32843 folding the source of a SET.
32845 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
32849 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
32850 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
32852 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
32856 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
32859 2016-02-04 Christian Bruel <christian.bruel@st.com>
32861 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
32862 * config/arm/arm.c (arm_set_current_function): Likewise.
32864 2016-02-04 Jakub Jelinek <jakub@redhat.com>
32865 Ilya Enkovich <enkovich.gnu@gmail.com>
32866 H.J. Lu <hongjiu.lu@intel.com>
32869 * config/i386/i386.c (convert_scalars_to_vector): Remove
32870 stack alignment fixes.
32871 (ix86_option_override_internal): Disable TARGET_STV if stack
32872 might not be aligned enough.
32873 (ix86_minimum_alignment): Assert that TARGET_STV is false.
32875 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
32877 * config/i386/x86-tune.def: Disable default prefetching
32880 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
32881 Vladimir Makarov <vmakarov@redhat.com>
32884 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
32885 in validating fused toc addresses.
32887 2016-02-03 Jakub Jelinek <jakub@redhat.com>
32890 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
32891 range->m_caret fields if range->m_show_caret_p is false.
32894 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
32895 Force oldval into register if it does not satisfy reg_or_short_operand
32896 predicate. Fix up formatting.
32898 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
32899 Alexandre Oliva <aoliva@redhat.com>
32902 * lra-constraints.c (simplify_operand_subreg): Check additionally
32903 address validity after potential reloading.
32904 (process_address_1): Check insns validity. In case of failure do
32907 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
32910 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
32913 2016-02-02 Jakub Jelinek <jakub@redhat.com>
32915 * wide-int.cc (canonize_uhwi): New function.
32916 (wi::divmod_internal): Use it.
32918 2016-02-02 James Norris <jnorris@codesourcery.com>
32920 * gimplify.c (omp_notice_variable): Add usage check.
32922 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
32924 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
32925 like LE, GE, LT, GT when emitting relational operator.
32927 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
32929 * ira-costs.c (find_costs_and_classes): Add extra argument.
32930 * target.def (ira_change_pseudo_allocno_class): Add parameter.
32931 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
32932 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
32933 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
32934 Add best_class parameter, and return it if not ALL_REGS.
32935 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
32937 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
32938 Update target hook.
32940 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
32942 * config/aarch64/aarch64.c
32943 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
32944 (aarch64_ira_change_pseudo_allocno_class): New function.
32946 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
32949 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
32951 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
32953 * config/avr/avr.c (avr_option_override): Set
32954 PARAM_ALLOW_STORE_DATA_RACES to 1.
32956 2016-02-02 Richard Biener <rguenther@suse.de>
32958 PR tree-optimization/69595
32959 * match.pd: Add range test simplifications to true/false.
32961 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
32963 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
32964 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
32967 2016-02-02 Richard Biener <rguenther@suse.de>
32969 PR tree-optimization/69606
32970 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
32971 info on the result before moving a stmt.
32973 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
32975 PR middle-end/68542
32976 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
32977 branch with vector comparison.
32978 * config/i386/sse.md (VI48_AVX): New mode iterator.
32979 (define_expand "cbranch<mode>4): Add support for conditional branch
32980 with vector comparison.
32981 * tree-vect-loop.c (optimize_mask_stores): New function.
32982 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
32983 has_mask_store field of vect_info.
32984 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
32985 vectorized loops having masked stores after vec_info destroy.
32986 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
32987 correspondent macros.
32988 (optimize_mask_stores): Add prototype.
32990 2016-02-02 Alan Modra <amodra@gmail.com>
32993 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
32996 2016-02-02 Alan Modra <amodra@gmail.com>
32999 * config/rs6000/rs6000.c (need_toc_init): New var, set it
33000 whenever toc_label_name used.
33001 (rs6000_file_start): Don't set up toc section here,
33002 (rs6000_output_function_epilogue): do so here instead,
33003 (rs6000_xcoff_file_start): and here.
33004 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
33005 (load_toc_aix_di): Likewise.
33007 2016-02-01 Jakub Jelinek <jakub@redhat.com>
33009 PR rtl-optimization/69592
33010 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
33011 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
33012 (num_sign_bit_copies_binary_arith_p): New inline function.
33013 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
33015 2016-02-01 Jeff Law <law@redhat.com>
33017 PR tree-optimization/69580
33018 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
33019 * tree-ssa-threadbackward.c
33020 (fsm_find_control_statement_thread_paths): Do not try to walk
33021 through large PHI nodes.
33023 2016-02-01 Jakub Jelinek <jakub@redhat.com>
33025 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
33026 when count is incremented above limit, don't analyze further
33029 * omp-low.c (oacc_parse_default_dims): Avoid
33030 -Wsign-compare warning, make sure value fits into int
33031 rather than just unsigned int.
33033 2016-02-01 Bin Cheng <bin.cheng@arm.com>
33035 PR tree-optimization/67921
33036 * fold-const.c (split_tree): New parameters. Convert pointer
33037 type variable part to proper type before negating.
33038 (fold_binary_loc): Pass new arguments to split_tree.
33040 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
33042 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
33043 (nvptx_goacc_validate_dims): Extend to handle global defaults.
33044 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
33045 * doc/tm.texti: Rebuilt.
33046 * doc/invoke.texi (fopenacc-dim): Document.
33047 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
33048 (append_compiler_options): Likewise.
33049 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
33050 (oacc_parse_default_dims): New.
33051 (oacc_validate_dims): Add USED arg. Select non-unity default when
33053 (oacc_loop_fixed_partitions): Return mask of used partitions.
33054 (oacc_loop_auto_partitions): Emit dump info.
33055 (oacc_loop_partition): Return mask of used partitions.
33056 (execute_oacc_device_lower): Parse default dimension arg. Adjust
33057 loop partitioning and validation calls.
33059 2016-02-01 Richard Biener <rguenther@suse.de>
33061 PR middle-end/69556
33062 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
33064 2016-02-01 Richard Biener <rguenther@suse.de>
33066 PR tree-optimization/69574
33067 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
33068 of asserting return chrec_dont_know.
33070 2016-02-01 Martin Liska <mliska@suse.cz>
33072 * mem-stats-traits.h: Add copyright header.
33073 * mem-stats.h: Likewise.
33075 2016-02-01 Richard Biener <rguenther@suse.de>
33077 PR tree-optimization/69579
33078 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
33079 Do not propagate through abnormal PHI results.
33081 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
33083 * postreload.c (reload_cse_simplify): Remove dead code.
33085 2016-02-01 Jakub Jelinek <jakub@redhat.com>
33087 PR rtl-optimization/69570
33088 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
33089 if there is more than one set, not if there is a single set.
33091 2016-02-01 Richard Henderson <rth@redhat.com>
33094 * combine.c (make_compound_operation): When looking through a
33095 subreg, make sure to re-extend to the width of the outer mode.
33097 2016-01-30 Jakub Jelinek <jakub@redhat.com>
33099 PR tree-optimization/69546
33100 * wide-int.cc (wi::divmod_internal): For unsigned division
33101 where both operands fit into uhwi, if o1 is 1 and o0 has
33102 msb set, if divident_prec is larger than bits per hwi,
33103 clear another quotient word and return 2 instead of 1.
33104 Similarly for remainder with msb in HWI set, if dividend_prec
33105 is larger than bits per hwi.
33107 2016-01-29 Martin Jambor <mjambor@suse.cz>
33109 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
33110 Use short lowercase names.
33111 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
33112 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
33113 acq_rel one. Protect warning agains segfaults if
33114 get_memory_order_name returns NULL.
33115 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
33116 with release semantics. Do not warn if get_memory_order already did.
33117 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
33118 semantics. Fix check for relaxed or acquire semantics. Do not warn
33119 if get_memory_order already did.
33121 2016-01-29 Sebastian Pop <s.pop@samsung.com>
33123 * doc/install.texi: Document that isl-0.16 is supported.
33125 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
33128 * config/i386/constraints.md (Bm): Describe as special memory
33130 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
33131 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
33132 * genpreds.c (struct constraint_data): Add is_special_memory.
33133 (have_special_memory_constraints, special_memory_start): New
33135 (special_memory_end): Ditto.
33136 (add_constraint): Add new arg is_special_memory. Add code to
33137 process its true value. Update have_special_memory_constraints.
33138 (process_define_constraint): Pass the new arg.
33139 (process_define_register_constraint): Ditto.
33140 (choose_enum_order): Process special memory.
33141 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
33142 function insn_extra_special_memory_constraint.
33143 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
33144 * gensupport.c (process_rtx): Process
33145 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
33146 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
33147 * ira-lives.c (single_reg_class): Use
33148 insn_extra_special_memory_constraint.
33149 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
33150 * lra-constraints.c (process_alt_operands): Ditto.
33151 (curr_insn_transform): Use insn_extra_special_memory_constraint.
33152 * recog.c (asm_operand_ok, preprocess_constraints): Process
33154 * reload.c (find_reloads): Ditto.
33155 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
33156 * stmt.c (parse_input_constraint): Use
33157 insn_extra_special_memory_constraint.
33159 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
33162 * lra-splill.c (lra_final_code_change): Revert r229087 by
33163 removing all sub-registers.
33165 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
33168 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
33170 2016-01-29 Jakub Jelinek <jakub@redhat.com>
33173 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
33174 SSE1, copy target into the temporary reg first before recursing
33177 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
33179 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
33182 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
33184 * ginclude/stdarg.h: Test __cplusplus instead of
33185 __GXX_EXPERIMENTAL_CXX0X__.
33187 2016-01-29 Richard Biener <rguenther@suse.de>
33189 PR tree-optimization/69547
33190 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
33191 Do not mark clobbers necessary.
33192 (mark_all_reaching_defs_necessary_1): Likewise.
33194 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
33196 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
33197 declaration name with %qs and print it in both error messages.
33198 Also fix indentation.
33200 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
33203 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
33204 trailing blank line from error message.
33206 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
33209 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
33212 2016-01-29 Richard Biener <rguenther@suse.de>
33214 PR middle-end/69537
33215 * match.pd: Allow all integral types when simplifying a
33216 widening or sign-changing conversion.
33218 2016-01-28 Sebastian Pop <s.pop@samsung.com>
33220 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
33221 back to setting codegen_error to fail codegen.
33223 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
33226 * config/i386/constraints.md (C): Only accept constant zero operand.
33227 (BC): New constraint.
33228 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
33229 instead of C constraint.
33230 * doc/md.texi (Machine Constraints): Update description
33233 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
33236 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
33238 2016-01-28 Jakub Jelinek <jakub@redhat.com>
33240 PR middle-end/69542
33241 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
33244 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
33246 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
33247 branches if using guessed profile.
33249 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
33251 * graphite-optimize-isl.c (optimize_isl): Fix dump.
33253 2016-01-28 Richard Henderson <rth@redhat.com>
33256 * config/aarch64/aarch64-modes.def (CC_Cmode): New
33257 * config/aarch64/aarch64-protos.h: Update.
33258 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
33259 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
33260 (aarch64_get_condition_code_1): Handle CC_Cmode.
33261 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
33262 (*add<mode>3_compareC_cconly_imm): New.
33263 (*add<mode>3_compareC_cconly): New.
33264 (*add<mode>3_compareC_imm): New.
33265 (add<mode>3_compareC): New.
33266 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
33267 to be first. Use aarch64_carry_operation.
33268 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
33269 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
33270 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
33271 (subti3): Use subdi3_compare1.
33272 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
33273 (sub<mode>3_compare1): New.
33274 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
33275 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
33276 (*subsi3_carryin_uxtw): Likewise.
33277 (*ngc<mode>, *ngcsi_uxtw): Likewise.
33278 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
33279 * config/aarch64/iterators.md (DWI): New.
33280 * config/aarch64/predicates.md (aarch64_carry_operation): New.
33281 (aarch64_borrow_operation): New.
33283 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
33285 * graphite-optimize-isl.c (optimize_isl): Print a different debug
33286 message when isl does not return a valid schedule.
33288 2016-01-28 Sebastian Pop <s.pop@samsung.com>
33290 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
33291 Remove comments from class declarations: they are already in the code
33294 2016-01-28 Sebastian Pop <s.pop@samsung.com>
33296 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
33298 (ternary_op_to_tree): Same.
33299 (unary_op_to_tree): Same.
33300 (nary_op_to_tree): Same.
33301 (gcc_expression_from_isl_expr_op): Same.
33302 (gcc_expression_from_isl_expression): Same.
33303 (graphite_create_new_loop): Same.
33304 (graphite_create_new_loop_guard): Same.
33305 (build_iv_mapping): Same.
33306 (graphite_create_new_guard): Same.
33307 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
33308 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
33310 2016-01-28 Sebastian Pop <s.pop@samsung.com>
33312 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
33313 instead of setting codegen_error to fail codegen.
33315 2016-01-28 Jason Merrill <jason@redhat.com>
33317 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
33319 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
33321 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
33322 Remove CONST_INT_P check in CCMP cost calculation.
33324 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
33326 * config/aarch64/aarch64.c (generic_vector_cost):
33327 Set vec_permute_cost.
33328 (cortexa57_vector_cost): Likewise.
33329 (exynosm1_vector_cost): Likewise.
33330 (xgene1_vector_cost): Likewise.
33331 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
33332 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
33333 Add vec_permute_cost entry.
33335 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
33337 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
33339 (add<mode>3_compare0): Likewise.
33340 (addsi3_compare0_uxtw): Likewise.
33341 (add<mode>3nr_compare0): Likewise.
33342 (compare_neg<mode>): Likewise.
33343 (<optab><mode>3): Likewise.
33345 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
33347 * tree-vect-stmts.c (vectorizable_comparison): Add
33348 NULL check for vectype.
33350 2016-01-28 Richard Biener <rguenther@suse.de>
33352 PR tree-optimization/69466
33353 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
33354 Account for PHIs we couldn't duplicate.
33356 2016-01-28 Martin Liska <mliska@suse.cz>
33359 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
33360 instead of ENABLE_VALGRIND_CHECKING.
33362 2016-01-27 Richard Henderson <rth@redhat.com>
33365 * lra-remat.c (subreg_regs): New.
33366 (dump_candidates_and_remat_bb_data): Dump it.
33367 (operand_to_remat): Reject if operand in subreg_regs.
33368 (set_bb_regs): Collect subreg_regs.
33369 (lra_remat): Init and free subreg_regs. Compute
33370 calculate_local_reg_remat_bb_data before create_cands.
33372 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
33375 * config/i386/i386.c (ix86_update_stack_boundary): Don't
33376 change stack_alignment_needed for __tls_get_addr call.
33378 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
33380 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
33382 2016-01-27 Jeff Law <law@redhat.com>
33384 PR tree-optimization/68398
33385 PR tree-optimization/69196
33386 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
33387 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
33388 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
33389 Only count PHIs in the last block in the path. The others will
33390 const/copy propagate away. Add heuristic to allow more irreducible
33391 subloops to be created when it is likely profitable to do so.
33393 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
33394 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
33395 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
33397 2016-01-27 Jakub Jelinek <jakub@redhat.com>
33400 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
33401 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
33402 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
33403 * tree-streamer-in.c: Include asan.h.
33404 (streamer_get_builtin_tree): For builtins in sanitizer
33405 range call initialize_sanitizer_builtins and retry.
33407 2016-01-27 Ian Lance Taylor <iant@google.com>
33409 * common.opt (fkeep-gc-roots-live): New undocumented option.
33410 * tree-ssa-loop-ivopts.c (add_candidate_1): If
33411 -fkeep-gc-roots-live, skip pointers.
33412 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
33415 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
33418 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
33419 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
33421 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
33424 * configure.ac: NetBSD provides SSP in its C library.
33425 * configure: Updated.
33427 2016-01-27 Richard Biener <rguenther@suse.de>
33429 PR tree-optimization/69166
33430 * tree-vect-loop.c (vect_is_simple_reduction): Always check
33431 reduction code for commutativity / associativity.
33433 2016-01-27 Martin Jambor <mjambor@suse.cz>
33435 PR tree-optimization/69355
33436 * tree-sra.c (analyze_access_subtree): Correct hole detection when
33437 total_scalarization fails.
33439 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
33441 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
33444 2016-01-27 Christian Bruel <christian.bruel@st.com>
33447 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
33448 Move arm_reset_previous_fndecl and set_target_option_current_node in
33449 the conditional part. Call save_restore_target_globals.
33450 * config/arm/arm.c (arm_set_current_function):
33451 Refactor to better support #pragma target and attribute mix.
33452 Call save_restore_target_globals.
33453 * config/arm/arm-protos.h (save_restore_target_globals): New function.
33455 2016-01-27 Martin Liska <mliska@suse.cz>
33457 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
33458 reference for an HSA kernel and its host function.
33460 2016-01-27 Jakub Jelinek <jakub@redhat.com>
33462 PR tree-optimization/69399
33463 * wide-int.h (wi::lrshift): For larger precisions, only
33464 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
33466 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
33468 * config/arc/predicates.md (proper_comparison_operator): Reject
33469 constant-constant comparison.
33471 2016-01-26 Tom de Vries <tom@codesourcery.com>
33473 PR tree-optimization/69110
33474 * tree-data-ref.c (initialize_data_dependence_relation): Handle
33475 DR_NUM_DIMENSIONS == 0.
33477 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
33478 Sebastian Pop <s.pop@samsung.com>
33480 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
33481 isl_ast_op_cond and isl_ast_op_select.
33482 (gcc_expression_from_isl_expr_op): Same.
33484 2016-01-26 Jason Merrill <jason@redhat.com>
33487 * tree.c (recompute_constructor_flags): Split out from
33489 (verify_constructor_flags): New.
33490 * tree.h: Declare them.
33492 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
33494 PR rtl-optimization/69217
33495 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
33496 are no TYPE_FIELDS set for the record type.
33498 2016-01-26 Jakub Jelinek <jakub@redhat.com>
33501 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
33502 toc_label_name unconditionally.
33503 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
33504 SYMBOL_REF string. Use toc_label_name instead of constructing
33506 (rs6000_elf_declare_function_name): Use toc_label_name instead of
33507 constructing LCTOC1.
33509 2016-01-26 Martin Sebor <msebor@redhat.com>
33512 * doc/extend.texi (Common Type Attributes): Move text that talks about
33513 attribute packed from attribute aligned to the section discussing
33514 the former attribute for clarity.
33516 2016-01-26 Richard Henderson <rth@redhat.com>
33518 PR middle-end/60908
33519 * trans-mem.c (tm_region_init): Mark entry block as visited.
33521 2016-01-26 David Malcolm <dmalcolm@redhat.com>
33524 * diagnostic-show-locus.c (layout::print_source_line): Replace
33525 call to pp_newline with call to layout::print_newline.
33526 (layout::print_annotation_line): Likewise.
33527 (layout::move_to_column): Likewise.
33528 (layout::print_any_fixits): After printing any fixits, print a
33529 trailing newline, if necessary.
33530 (layout::print_newline): New method, resetting any colorization
33532 (diagnostic_show_locus): Move the pp_newline to before the
33533 early bailout. Remove dummy block enclosing the layout instance.
33534 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
33535 of pp_newline_and_flush with pp_flush.
33536 (diagnostic_append_note): Delete use of pp_newline.
33537 (diagnostic_append_note_at_rich_loc): Delete.
33538 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
33539 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
33540 when newline characters are added to the buffer.
33542 2016-01-26 Michael Matz <matz@suse.de>
33544 * configure.ac (ac_cv_std_swap_in_utility): New test.
33545 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
33546 * configure: Regenerate.
33547 * config.in: Regenerate.
33549 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
33551 * config/arc/arc.md (cstoresi4): Force operand into register.
33552 (arcset<code>): Fix predicate.
33553 (arcsetltu): Likewise.
33554 (arcsetgeu): Likewise.
33555 (arcsethi): Likewise.
33556 (arcsetls): Likewise.
33558 2016-01-26 Jakub Jelinek <jakub@redhat.com>
33560 PR tree-optimization/69483
33561 * gimple-fold.c (canonicalize_constructor_val): Return NULL
33562 if base has error_mark_node type.
33564 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
33567 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
33568 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
33570 (vget_lane_f16): Handle big-endian.
33571 (vgetq_lane_f16): Likewise.
33572 (vset_lane_f16): Likewise.
33573 (vsetq_lane_f16): Likewise.
33574 * config/arm/iterators.md (VQXMOV): Add V8HF.
33575 (VDQ): Add V4HF and V8HF.
33576 (V_reg): Handle V4HF and V8HF.
33577 (Is_float_mode): Likewise.
33578 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
33579 neon_vdup_nv8hf): New patterns.
33580 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
33581 Use VD_LANE iterator.
33582 (neon_vld1_dup<mode>): Use VQ2 iterator.
33584 2016-01-26 Nathan Sidwell <nathan@acm.org>
33586 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
33587 (set_oacc_fn_attrib): Add IS_KERNEL arg.
33588 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
33589 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
33590 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
33591 (oacc_validate_dims): Add LEVEL arg, don't return level.
33592 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
33593 oacc_validate_dims.
33594 (execute_oacc_device_lower): Adjust, add more dump output.
33595 * tree-ssa-loop.c (gate_oacc_kernels): Use
33596 oacc_fn_attrib_kernels_p.
33597 * tree-parloops.c (create_parallel_loop): Adjust
33598 set_oacc_fn_attrib call.
33600 2016-01-26 Jakub Jelinek <jakub@redhat.com>
33603 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
33604 (append_compiler_options): Handle -fcilkplus.
33605 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
33607 2016-01-26 Nick Clifton <nickc@redhat.com>
33610 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
33611 been marked as DECL_ONE_ONLY but we do not the means to make it
33612 so, then do not allow it to bind locally.
33614 2016-01-26 Jakub Jelinek <jakub@redhat.com>
33617 * opts.h (parse_sanitizer_options): New prototype.
33618 * opts.c (sanitizer_opts): New array.
33619 (parse_sanitizer_options): New function.
33620 (common_handle_option): Use parse_sanitizer_options.
33622 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
33625 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
33626 alignment adjustment to ...
33627 (ix86_update_stack_boundary): Here. Don't over-align stack for
33629 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
33630 if __tls_get_addr is called.
33632 2016-01-26 Christian Bruel <christian.bruel@st.com>
33634 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
33636 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
33638 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
33640 2016-01-26 Richard Biener <rguenther@suse.de>
33642 PR middle-end/69467
33643 * match.pd: Guard X * CST CMP 0 pattern with single_use.
33645 2016-01-26 Richard Biener <rguenther@suse.de>
33647 PR tree-optimization/69452
33648 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
33649 (move_computations_dom_walker::before_dom_children): Rename
33651 (move_computations_worker): This.
33652 (move_computations): Perform an RPO rather than a DOM walk.
33654 2016-01-26 Jakub Jelinek <jakub@redhat.com>
33657 * combine.c (combine_instructions): For REG_EQUAL note with
33658 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
33659 to the underlying register.
33660 * doc/rtl.texi (REG_EQUAL): Document the behavior of
33661 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
33663 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
33666 * config/aarch64/aarch64-builtins.c
33667 (aarch64_init_simd_builtin_types): Do not set structural
33668 equality to __Poly{8,16,64,128}_t types.
33670 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
33672 PR tree-optimization/69400
33673 * wide-int.cc (wi_pack): Take the precision as argument and
33674 perform canonicalization here rather than in the callers.
33675 Use the main loop to handle all full-width HWIs. Add a
33676 zero HWI if in_len isn't a full result.
33677 (wi::divmod_internal): Update accordingly.
33678 (wi::mul_internal): Likewise. Simplify.
33680 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
33681 Sebastian Pop <s.pop@samsung.com>
33683 * graphite-poly.c (apply_poly_transforms): Simplify.
33684 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
33685 (print_isl_map): Same.
33686 (print_isl_union_map): Same.
33687 (print_isl_schedule): New.
33688 (debug_isl_schedule): New.
33689 * graphite-dependences.c (scop_get_reads): Do not call
33690 isl_union_map_add_map that is undocumented isl functionality.
33691 (scop_get_must_writes): Same.
33692 (scop_get_may_writes): Same.
33693 (scop_get_original_schedule): Remove.
33694 (scop_get_dependences): Do not call isl_union_map_compute_flow that
33695 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
33696 (compute_deps): Remove.
33697 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
33698 (debug_schedule_ast): New.
33699 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
33700 set_separate_option.
33701 (graphite_regenerate_ast_isl): Add dump.
33702 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
33703 from scop->transformed_schedule.
33704 (graphite_regenerate_ast_isl): Add more dump.
33705 * graphite-optimize-isl.c (optimize_isl): Set
33706 scop->transformed_schedule. Check whether schedules are equal.
33707 (apply_poly_transforms): Move here.
33708 * graphite-poly.c (apply_poly_transforms): ... from here.
33709 (free_poly_bb): Static.
33710 (free_scop): Static.
33711 (pbb_number_of_iterations_at_time): Remove.
33712 (print_isl_ast): New.
33713 (debug_isl_ast): New.
33714 (debug_scop_pbb): New.
33715 * graphite-scop-detection.c (print_edge): Move.
33716 (print_sese): Move.
33717 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
33718 (build_scop_scattering): Remove.
33719 (create_pw_aff_from_tree): Assert instead of bailing out.
33720 (add_condition_to_pbb): Remove unused code, do not fail.
33721 (add_conditions_to_domain): Same.
33722 (add_conditions_to_constraints): Remove.
33723 (build_scop_context): New.
33724 (add_iter_domain_dimension): New.
33725 (build_iteration_domains): Initialize pbb->iterators.
33726 Call add_conditions_to_domain.
33729 (index_outermost_in_loop): New.
33730 (index_pbb_in_loop): New.
33731 (outermost_pbb_in): New.
33732 (add_in_sequence): New.
33733 (add_outer_projection): New.
33734 (outer_projection_mupa): New.
33735 (add_loop_schedule): New.
33736 (build_schedule_pbb): New.
33737 (build_schedule_loop): New.
33738 (embed_in_surrounding_loops): New.
33739 (build_schedule_loop_nest): New.
33740 (build_original_schedule): New.
33741 (build_poly_scop): Call build_original_schedule.
33742 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
33743 (free_poly_dr): Remove.
33744 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
33745 (free_poly_bb): Remove.
33746 (debug_loop_vec): Remove.
33747 (print_isl_ast): Declare.
33748 (debug_isl_ast): Declare.
33749 (scop_do_interchange): Remove.
33750 (scop_do_strip_mine): Remove.
33751 (scop_do_block): Remove.
33752 (flatten_all_loops): Remove.
33753 (optimize_isl): Remove.
33754 (pbb_number_of_iterations_at_time): Remove.
33755 (debug_scop_pbb): Declare.
33756 (print_schedule_ast): Declare.
33757 (debug_schedule_ast): Declare.
33758 (struct scop): Remove schedule. Add original_schedule,
33759 transformed_schedule.
33760 (free_gimple_poly_bb): Remove.
33761 (print_generated_program): Remove.
33762 (debug_generated_program): Remove.
33763 (unify_scattering_dimensions): Remove.
33764 * sese.c (print_edge): ... here.
33765 (print_sese): ... here.
33766 (debug_edge): ... here.
33767 (debug_sese): ... here.
33768 * sese.h (print_edge): Declare.
33769 (print_sese): Declare.
33770 (dump_edge): Declare.
33771 (dump_sese): Declare.
33773 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
33774 Sebastian Pop <s.pop@samsung.com>
33776 * Makefile.in: Set ISLVER in site.exp.
33778 2016-01-25 Jakub Jelinek <jakub@redhat.com>
33780 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
33781 DECL_VALUE_EXPR of new_var even for the non-array case. Look
33782 through DECL_VALUE_EXPR for expansion.
33784 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
33786 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
33787 the frame info after reload completed.
33789 2016-01-25 Jeff Law <law@redhat.com>
33791 PR tree-optimization/69196
33792 PR tree-optimization/68398
33793 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
33794 tree-ssa-threadupdate.c.
33795 (determine_bb_domination_status): Prototype
33796 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
33797 (determine_bb_domination_status): No longer static.
33798 (valid_jump_thread_path): Remove code to detect characteristics
33799 of the jump thread path not associated with correctness.
33800 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
33801 Correct test for thread path length. Count PHIs for real operands as
33802 statements that need to be copied. Do not count ASSERT_EXPRs.
33803 Look at all the blocks in the thread path. Compute and selectively
33804 filter thread paths based on threading through the latch, threading
33805 a multiway branch or crossing a multiway branch.
33807 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
33809 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
33810 decl with __attribute__ ((unused)) annotation.
33812 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
33815 * tree-vect-stmts.c (vectorizable_condition): Check vectype
33816 of operands is compatible with a statement vectype.
33818 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
33820 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
33821 improve wording for mixed storage order support.
33823 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
33825 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
33826 (vcvt_u64_f64): Likewise.
33827 (vcvta_s64_f64): Likewise.
33828 (vcvta_u64_f64): Likewise.
33829 (vcvtm_s64_f64): Likewise.
33830 (vcvtm_u64_f64): Likewise.
33831 (vcvtn_s64_f64): Likewise.
33832 (vcvtn_u64_f64): Likewise.
33833 (vcvtp_s64_f64): Likewise.
33834 (vcvtp_u64_f64): Likewise.
33836 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
33838 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
33839 (arc_init): Check validity mll64 option.
33840 (arc_save_restore): Use double load/store instruction.
33841 (arc_expand_movmem): Likewise.
33842 (arc_split_move): Don't split if we have double load/store
33843 instructions. Returns a boolean.
33844 (arc_process_double_reg_moves): Change function to return boolean
33845 instead of a sequence of instructions.
33846 (arc_dwarf_register_span): New function.
33847 * config/arc/arc-protos.h (arc_split_move): Change prototype.
33848 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
33849 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
33850 (*movdf_insn): Likewise.
33851 * config/arc/arc.opt (mll64): New option.
33852 * config/arc/predicates.md (even_register_operand): New predicate.
33853 * doc/invoke.texi (ARC Options): Add mll64 documentation.
33855 2016-01-25 Richard Biener <rguenther@suse.de>
33858 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
33859 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
33861 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
33863 2016-01-25 Richard Biener <rguenther@suse.de>
33865 PR tree-optimization/69376
33866 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
33868 (VN_INFO_ANTI_RANGE_P): New inline.
33869 (VN_INFO_RANGE_TYPE): Likewise.
33870 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
33871 SSA_NAME_ANTI_RANGE_P.
33872 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
33873 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
33874 Properly query VN_INFO_RANGE_TYPE.
33876 2016-01-25 Nick Clifton <nickc@redhat.com>
33879 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
33881 2016-01-23 Tom de Vries <tom@codesourcery.com>
33883 PR tree-optimization/69426
33884 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
33887 2016-01-23 Jakub Jelinek <jakub@redhat.com>
33889 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
33890 "the the" with "the" in the comments.
33891 * ipa-devirt.c (build_type_inheritance_graph,
33892 update_type_inheritance_graph): Likewise.
33893 * tree.c (build_function_type_list_1): Likewise.
33894 * cfgloopmanip.c (scale_loop_profile): Likewise.
33895 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
33896 * gimple-ssa-split-paths.c
33897 (find_block_to_duplicate_for_splitting_paths): Likewise.
33898 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
33899 * expr.c (convert_move): Likewise.
33900 * var-tracking.c (vt_stack_adjustments): Likewise.
33901 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
33902 * tree-vrp.c (test_for_singularity): Likewise.
33904 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
33905 directly instead of building a temporary tree.
33908 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
33909 remove <algorithm> include.
33911 2016-01-22 Jakub Jelinek <jakub@redhat.com>
33914 * config/i386/i386.c: Include dojump.h.
33915 (expand_small_movmem_or_setmem,
33916 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
33918 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
33919 if dynamic_check != -1.
33921 2016-01-21 Jeff Law <law@redhat.com>
33923 PR middle-end/69347
33924 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
33925 record_temporary_equivalences. Rewritten to avoid unnecessary calls
33926 into dominated_by_p.
33927 (cprop_into_successor_phis): Avoid unnecessary tests.
33929 2016-01-22 Richard Henderson <rth@redhat.com>
33932 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
33933 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
33935 2016-01-22 Michael Matz <matz@suse.de>
33937 * system.h (string, algorithm): Include only conditionally.
33938 (new): Include always under C++.
33939 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
33940 * final.c (toplevel): Ditto.
33941 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
33942 * genconditions.c (write_header): Make gencondmd.c define
33944 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
33946 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
33947 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
33949 2016-01-22 Christian Bruel <christian.bruel@st.com>
33952 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
33954 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
33957 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
33958 define_insn_and_split. Ensure operands[1] and operands[0] do not
33959 get assigned the same register.
33961 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
33963 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
33965 2016-01-22 Christian Bruel <christian.bruel@st.com>
33967 * config/arm/arm-c.c (arm_pragma_target_parse):
33968 Remove warn_builtin_macro_redefined overwrite.
33970 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
33972 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
33973 flag_non_call_exceptions compatibility.
33975 2016-01-22 Jakub Jelinek <jakub@redhat.com>
33978 * dwarf2out.c (add_child_die_after): New function.
33979 (dwarf_qual_info_t): New type.
33980 (dwarf_qual_info): New variable.
33981 (qualified_die_p): New function.
33982 (modified_type_die): For -fdebug-types-section, ensure
33983 canonical order of qualifiers. Put qualified DIEs adjacent
33984 to the corresponding non-qualified type DIE and search there
33985 for existing qualified DIEs.
33987 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
33989 * doc/extend.texi (scalar_storage_order type attribute): Document
33990 restriction on type punning and aliasing, and remove future tense.
33992 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
33995 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
33998 2016-01-21 Jeff Law <law@redhat.com>
34000 PR middle-end/69347
34001 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
34002 useless call to record_temporary_equivalences.
34003 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
34004 allocate 10 slots in the bb_path vector and let it grow as needed.
34005 (fsm_find_control_statement_thread_paths): Similarly for the next_path
34008 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
34010 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
34012 * configure: Regenerate.
34014 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
34016 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
34017 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
34019 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
34021 PR middle-end/66178
34022 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
34023 drop EXPAND_INITIALIZER.
34024 * rtl.h (contains_symbolic_reference_p): Declare.
34025 * rtlanal.c (contains_symbolic_reference_p): New function.
34026 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
34027 a subtraction into a NOT if symbolic constants are involved.
34029 2016-01-21 Anton Blanchard <anton@samba.org>
34030 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
34033 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
34035 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
34038 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
34040 * config/microblaze/microblaze.c
34041 (get_branch_target): New.
34042 (insert_wic_for_ilb_runout): New.
34044 (microblaze_machine_dependent_reorg): New.
34045 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
34046 * config/microblaze/microblaze.md
34047 (UNSPEC_IPREFETCH): Define.
34048 (iprefetch): New pattern
34049 * config/microblaze/microblaze.opt
34050 (mxl-prefetch): New flag.
34052 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
34054 * config/microblaze/microblaze.h
34055 (FIXED_REGISTERS): Update in macro.
34056 (CALL_USED_REGISTERS): Update in macro.
34058 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
34060 PR rtl-optimization/68920
34061 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
34064 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
34066 PR rtl-optimization/68990
34067 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
34068 pseudo instead of inheritance ones.
34070 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
34071 Nick Clifton <nickc@redhat.com>
34075 * config/mips/mips.c (mips_compute_frame_info): Initialise
34076 args_size and hard_frame_pointer_offset fields of the frame
34077 structure before calling mips_global_pointer.
34079 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
34081 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
34083 * configure: Regenerate.
34085 2016-01-21 Richard Biener <rguenther@suse.de>
34087 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
34089 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
34091 * config/s390/s390.c (s390_asm_declare_function_size): Add code
34092 to actually emit the .size directive.
34094 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
34095 Jakub Jelinek <jakub@redhat.com>
34099 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
34100 args array size by one to avoid buffer overflow.
34102 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
34104 * config/s390/s390.md (pool_section_start): Use switch_to_section
34105 to select proper read-only data section instead of hardcoding
34107 (pool_section_end): Use switch_to_section to match the above.
34109 2016-01-21 Richard Biener <rguenther@suse.de>
34111 PR tree-optimization/69378
34112 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
34113 (set_ssa_val_to): Use it for dominance checks taking into
34114 account not executable edges.
34116 2016-01-21 Jakub Jelinek <jakub@redhat.com>
34119 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
34120 for bitsize instead of GET_MODE_PRECISION (mode).
34122 2016-01-20 Martin Sebor <msebor@redhat.com>
34125 * extend.texi (__sync Builtins): Clarify the semantics of
34126 __sync_fetch_and_OP built-ins on pointers.
34127 (__atomic Builtins): Same.
34129 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
34130 Sebastian Pop <s.pop@samsung.com>
34132 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
34133 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
34134 (is_valid_rename): Same.
34135 (translate_isl_ast_to_gimple::get_rename): Same.
34136 (translate_isl_ast_to_gimple::rename_all_uses): Same.
34137 (translate_isl_ast_to_gimple::rename_uses): Same.
34138 (get_new_name): Check for close_phi nodes.
34139 (copy_loop_phi_args): Use phi_node_kind.
34140 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
34141 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
34143 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
34144 Sebastian Pop <s.pop@samsung.com>
34146 Revert commit r229783.
34147 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
34148 Remove use of parameter_rename_map.
34149 (copy_def): Remove.
34150 (copy_internal_parameters): Remove.
34151 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
34152 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
34153 (free_sese_info): Do not free parameter_rename_map.
34154 (set_rename): Do not use parameter_rename_map.
34155 (rename_uses): Update call to set_rename.
34156 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
34157 * sese.h (parameter_rename_map_t): Remove.
34158 (struct sese_info_t): Remove field parameter_rename_map.
34160 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
34161 Sebastian Pop <s.pop@samsung.com>
34163 * graphite-isl-ast-to-gimple.c: Fix comment.
34164 * graphite-scop-detection.c (defined_in_loop_p): New.
34165 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
34166 names defined in loop.
34168 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
34169 Sebastian Pop <s.pop@samsung.com>
34171 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
34172 Discard unstructured if-then-else regions.
34174 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
34175 Sebastian Pop <s.pop@samsung.com>
34177 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
34178 (cleanup_loop_iter_dom): Remove.
34179 (build_loop_iteration_domains): Remove.
34180 (build_scop_context): Remove.
34181 (build_scop_iteration_domain): Remove.
34182 (add_loop_constraints): New.
34183 (build_iteration_domains): New.
34184 (build_poly_scop): Call build_iteration_domains.
34186 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
34187 Sebastian Pop <s.pop@samsung.com>
34189 * graphite-scop-detection.c
34190 (scop_detection::harmful_loop_in_region): Free dom and loops.
34191 (scop_detection::loop_body_is_valid_scop): Free bbs.
34193 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
34194 Sebastian Pop <s.pop@samsung.com>
34196 * graphite-scop-detection.c (record_loop_in_sese): New.
34197 (gather_bbs::before_dom_children): Call record_loop_in_sese.
34198 (build_scops): Remove call to build_sese_loop_nests.
34199 * sese.c (sese_record_loop): Remove.
34200 (build_sese_loop_nests): Remove.
34201 (new_sese_info): Remove region->loops.
34202 (free_sese_info): Same.
34203 * sese.h (sese_contains_loop): Same.
34204 (build_sese_loop_nests): Remove.
34205 (sese_contains_loop): Remove.
34207 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
34208 Sebastian Pop <s.pop@samsung.com>
34210 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
34211 loop_is_valid_in_scop.
34212 (scop_detection::harmful_stmt_in_region): Renamed
34213 harmful_loop_in_region.
34214 Call loop_is_valid_in_scop.
34216 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
34217 Sebastian Pop <s.pop@samsung.com>
34219 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
34222 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
34223 Sebastian Pop <s.pop@samsung.com>
34225 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
34226 * graphite.h (struct poly_bb): Remove field is_reduction.
34227 (PBB_IS_REDUCTION): Remove.
34229 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
34230 Sebastian Pop <s.pop@samsung.com>
34232 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
34233 (add_pdr_constraints): Same.
34234 (scop_get_reads): Same.
34235 (scop_get_must_writes): Same.
34236 (scop_get_may_writes): Same.
34237 (scop_get_original_schedule): Same.
34238 (extend_schedule): Same.
34239 (apply_schedule_on_deps): Same.
34240 (carries_deps): Same.
34241 (compute_deps): Same.
34242 (scop_get_dependences): Same.
34243 * graphite-isl-ast-to-gimple.c
34244 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
34245 * graphite-optimize-isl.c (get_schedule_for_band): Same.
34246 (get_schedule_for_band_list): Same.
34247 (get_schedule_map): Same.
34248 (apply_schedule_map_to_scop): Same.
34249 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
34250 (build_loop_iteration_domains): Same.
34251 (add_condition_to_pbb): Same.
34252 (add_param_constraints): Same.
34253 (pdr_add_memory_accesses): Same.
34254 (pdr_add_data_dimensions): Same.
34256 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
34258 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
34261 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
34263 * common.opt (feliminate-dwarf2-dups): Replace references to
34264 "DWARF 2" with just "DWARF".
34265 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
34266 * doc/extend.texi: Likewise.
34267 * doc/cpp.texi: Likewise.
34268 * doc/invoke.texi: Likewise.
34269 (Option Summary): Add -gdwarf to list of Debugging Options.
34270 (Debugging Options): Document -gdwarf.
34271 * doc/contrib.texi: Spell "DWARF" like that.
34273 2016-01-21 Jakub Jelinek <jakub@redhat.com>
34275 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
34276 warning. Fix up formatting.
34278 PR middle-end/67653
34279 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
34280 attempt to mark memory input operand addressable and
34281 call prepare_gimple_addressable in that case. Don't adjust
34282 input_location for diagnostics, use error_at instead.
34284 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
34286 * config/rs6000/ppc-auxv.h: New file.
34287 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
34288 (cpu_is): Likewise.
34289 (cpu_supports): Likewise.
34290 * config/rs6000/rs6000.c: include "ppc-auxv.h".
34291 (cpu_is_info): New variable.
34292 (cpu_supports_info): Likewise.
34293 (tcb_verification_symbol): Likewise.
34294 (cpu_builtin_p): Likewise.
34295 (cpu_expand_builtin): New function.
34296 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
34297 (rs6000_init_builtins): Likewise.
34298 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
34299 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
34300 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
34301 * configure: Regenerate.
34302 * config.in: Likewise.
34303 * doc/extend.texi (PowerPC Built-in Functions): Document
34304 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
34306 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
34309 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
34311 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
34314 2016-01-20 Richard Henderson <rth@redhat.com>
34320 * tree.c (tm_define_builtin): New.
34321 (find_tm_vector_type): New.
34322 (build_tm_vector_builtins): New.
34323 (build_common_builtin_nodes): Call it.
34325 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
34327 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
34328 (arm_fp_ok): Likewise.
34329 (arm_fp): Likewise.
34330 (arm_crypto): Likewise.
34332 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
34333 Richard Biener <rguenther@suse.de>
34335 PR tree-optimization/69328
34336 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
34337 vectors have same number of elements.
34338 (vectorizable_condition): Fix masked version recognition.
34340 2016-01-20 Richard Biener <rguenther@suse.de>
34342 PR tree-optimization/69345
34343 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
34344 (VN_INFO_PTR_INFO): Likewise.
34345 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
34346 info when it is equal between non-dominating SSA names.
34347 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
34348 Make sure to look at original SSA infos.
34350 2016-01-20 Jeff Law <law@redhat.com>
34353 * config/m68k/predicates.md (pow2_m1_operand): New predicate
34355 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
34356 (pc_or_label_operand): New predicate.
34357 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
34358 tests for small integers that are 2^n - 1.
34360 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
34362 * doc/invoke.texi (Options Summary): Add '.' after @xref.
34364 2016-01-19 Jeff Law <law@redhat.com>
34366 PR middle-end/69347
34367 * tree-ssa-threadbackwards.c
34368 (fsm_find_control_statement_thread_paths): Do not try to lookup
34369 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
34371 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
34373 * doc/lto.texi: Remove text that says only Gold has linker plugin
34376 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
34378 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
34379 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
34380 the DIE accordingly.
34381 (modified_type_die): Add REVERSE parameter and pass it recursively,
34382 as well as to base_type_die. Adjust presence check accordingly.
34383 (base_type_for_mode): Adjust call to modified_type_die.
34384 (add_type_attribute): Add REVERSE parameter and pass it to
34386 (generic_parameter_die): Adjust call to add_type_attribute.
34387 (add_scalar_info): Likewise.
34388 (add_subscript_info): Likewise.
34389 (gen_array_type_die): Likewise.
34390 (gen_descr_array_type_die): Likewise.
34391 (gen_entry_point_die): Likewise.
34392 (gen_enumeration_type_die): Likewise.
34393 (gen_formal_parameter_die): Likewise.
34394 (gen_subprogram_die): Likewise.
34395 (gen_variable_die ): Likewise.
34396 (gen_const_die): Likewise.
34397 (gen_field_die): Likewise.
34398 (gen_pointer_type_die): Likewise.
34399 (gen_reference_type_die): Likewise.
34400 (gen_ptr_to_mbr_type_die): Likewise.
34401 (gen_inheritance_die): Likewise.
34402 (gen_subroutine_type_die): Likewise.
34403 (gen_typedef_die): Likewise.
34404 (force_type_die): Adjust call to modified_type_die.
34406 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
34408 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
34409 flow throughout the file. Fix broken link to Objective-C 2.0
34411 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
34414 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
34416 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
34418 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
34421 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
34422 (maybe_record_node): Record cxa_pure_virtual as the only possible
34423 target if there are not ohter candidates.
34424 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
34426 2016-01-19 Richard Biener <rguenther@suse.de>
34428 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
34429 (get_memory_order): Likewise.
34431 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
34433 * tree-vect-stmts.c (vectorizable_store): Check
34436 2016-01-19 David Malcolm <dmalcolm@redhat.com>
34439 * gcc.c (driver::decode_argv): Add call to
34440 init_opts_obstack before init_options_struct.
34441 * opts.c (init_opts_obstack): Remove idempotency.
34442 (init_options_struct): Replace call to init_opts_obstack
34443 with a gcc_assert to verify that it has already been called.
34444 * toplev.c (toplev::main): Add call to init_opts_obstack before
34445 calls to init_options_struct.
34446 (toplev::finalize): Move cleanup of opts_obstack next to
34447 cleanup of save_decoded_options, clearing the latter, and
34448 save_decoded_options_count.
34450 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
34453 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
34454 attribute to unconditional. Remove %? from output template.
34456 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
34457 Jiong Wang <jiong.wang@arm.com>
34459 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
34460 generated from different expand order.
34462 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
34464 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
34465 Add support for CCMP costing.
34467 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
34469 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
34470 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
34471 (fccmpe<mode>): Likewise.
34472 (fcmp): Rename to fcmp and globalize pattern.
34474 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
34475 (aarch64_gen_ccmp_next): Add FP support.
34477 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
34479 * target.def (gen_ccmp_first): Update documentation.
34480 (gen_ccmp_next): Likewise.
34481 * doc/tm.texi (gen_ccmp_first): Update documentation.
34482 (gen_ccmp_next): Likewise.
34483 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
34484 expand_ccmp_expr_1. Improve comments.
34485 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
34486 (ccmp_ior<mode>): Remove pattern.
34487 (cmp<mode>): Remove expand.
34488 (cmp): Globalize pattern.
34489 (cstorecc4): Use cc_register.
34490 (mov<mode>cc): Remove ccmp_cc_register check.
34491 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
34492 Simplify after removal of CC_DNE/* modes.
34493 (aarch64_ccmp_mode_to_code): Remove.
34494 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
34495 In 'k' case use integer as condition.
34496 (aarch64_nzcv_codes): Remove inverted cases.
34497 (aarch64_code_to_ccmode): Remove.
34498 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
34499 comparison with CC register to be used in folowing CCMP/branch/CSEL.
34500 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
34501 pattern. Return the comparison with CC register. Invert conditions
34502 when bitcode is OR.
34503 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
34504 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
34506 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
34508 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
34509 instrumented_version.
34511 2016-01-19 Richard Biener <rguenther@suse.de>
34513 PR tree-optimization/69336
34514 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
34515 handled components with get_ref_base_and_extent.
34516 (equal_mem_array_ref_p): Adjust.
34518 2016-01-19 Jakub Jelinek <jakub@redhat.com>
34521 * shrink-wrap.c: Include valtrack.h.
34522 (move_insn_for_shrink_wrap): Add DEBUG argument. If
34523 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
34524 in between insn and where it will be moved to. Call
34525 dead_debug_insert_temp.
34526 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
34527 first and dead_debug_local_finish at the end.
34528 For uses and defs bitmap, handle all regs in between REGNO and
34529 END_REGNO, not just the first one.
34531 2016-01-19 Richard Biener <rguenther@suse.de>
34533 PR tree-optimization/69352
34534 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
34535 (equal_mem_array_ref_p): Constrain size and max size properly.
34536 Compare the reverse flag.
34538 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
34540 * ira.c (ira): Update regstat data if we deleted insns.
34542 2016-01-19 Jakub Jelinek <jakub@redhat.com>
34544 PR rtl-optimization/68955
34545 PR rtl-optimization/64557
34546 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
34547 here. Fix up formatting.
34548 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
34550 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
34553 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
34554 assume that the node has body.
34555 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
34558 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
34560 * lto-streamer-out.c (lto_output): Do not stream instrumentation
34563 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
34565 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
34566 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
34568 2016-01-19 Martin Jambor <mjambor@suse.cz>
34569 Martin Liska <mliska@suse.cz>
34570 Michael Matz <matz@suse.de>
34572 * Makefile.in (OBJS): Add new source files.
34573 (GTFILES): Add hsa.c.
34574 * common.opt (disable_hsa): New variable.
34575 (-Whsa): New warning.
34576 * config.in (ENABLE_HSA): New.
34577 * configure.ac: Treat hsa differently from other accelerators.
34578 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
34579 $enable_offloading.
34580 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
34581 * doc/install.texi (Configuration): Document --with-hsa-runtime,
34582 --with-hsa-runtime-include, --with-hsa-runtime-lib and
34583 --with-hsa-kmt-lib.
34584 * doc/invoke.texi (-Whsa): Document.
34585 (hsa-gen-debug-stores): Likewise.
34586 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
34587 to invoke offload compiler for hsa acclerator.
34588 * opts.c (common_handle_option): Determine whether HSA offloading
34589 should be performed.
34590 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
34591 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
34592 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
34593 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
34594 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
34595 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
34596 GF_OMP_FOR_KIND_GRID_LOOP.
34597 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
34598 (pp_gimple_stmt_1): Likewise.
34599 * gimple-walk.c (walk_gimple_stmt): Likewise.
34600 * gimple.c (gimple_build_omp_grid_body): New function.
34601 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
34602 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
34603 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
34604 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
34605 GF_OMP_TEAMS_GRID_PHONY.
34606 (gimple_statement_omp_single_layout): Updated comments.
34607 (gimple_build_omp_grid_body): New function.
34608 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
34609 (gimple_omp_for_grid_phony): New function.
34610 (gimple_omp_for_set_grid_phony): Likewise.
34611 (gimple_omp_parallel_grid_phony): Likewise.
34612 (gimple_omp_parallel_set_grid_phony): Likewise.
34613 (gimple_omp_teams_grid_phony): Likewise.
34614 (gimple_omp_teams_set_grid_phony): Likewise.
34615 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
34616 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
34617 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
34618 (BUILT_IN_GOMP_TARGET): Updated type.
34619 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
34620 (adjust_for_condition): New function.
34621 (get_omp_for_step_from_incr): Likewise.
34622 (extract_omp_for_data): Moved parts to adjust_for_condition and
34623 get_omp_for_step_from_incr.
34624 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
34625 (fixup_child_record_type): Bail out if receiver_decl is NULL.
34626 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
34627 (scan_omp_parallel): Do not create child functions for phony
34629 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
34630 (scan_omp_1_op): Checking assert we are not remapping to
34631 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
34632 (parallel_needs_hsa_kernel_p): New function.
34633 (expand_parallel_call): Register apprpriate parallel child
34634 functions as HSA kernels.
34635 (grid_launch_attributes_trees): New type.
34636 (grid_attr_trees): New variable.
34637 (grid_create_kernel_launch_attr_types): New function.
34638 (grid_insert_store_range_dim): Likewise.
34639 (grid_get_kernel_launch_attributes): Likewise.
34640 (get_target_argument_identifier_1): Likewise.
34641 (get_target_argument_identifier): Likewise.
34642 (get_target_argument_value): Likewise.
34643 (push_target_argument_according_to_value): Likewise.
34644 (get_target_arguments): Likewise.
34645 (expand_omp_target): Call get_target_arguments instead of looking
34646 up for teams and thread limit.
34647 (grid_expand_omp_for_loop): New function.
34648 (grid_arg_decl_map): New type.
34649 (grid_remap_kernel_arg_accesses): New function.
34650 (grid_expand_target_kernel_body): New function.
34651 (expand_omp): Call it.
34652 (lower_omp_for): Do not emit phony constructs.
34653 (lower_omp_taskreg): Do not emit phony constructs but create for them
34654 a temporary variable receiver_decl.
34655 (lower_omp_taskreg): Do not emit phony constructs.
34656 (lower_omp_teams): Likewise.
34657 (lower_omp_grid_body): New function.
34658 (lower_omp_1): Call it.
34659 (grid_reg_assignment_to_local_var_p): New function.
34660 (grid_seq_only_contains_local_assignments): Likewise.
34661 (grid_find_single_omp_among_assignments_1): Likewise.
34662 (grid_find_single_omp_among_assignments): Likewise.
34663 (grid_find_ungridifiable_statement): Likewise.
34664 (grid_target_follows_gridifiable_pattern): Likewise.
34665 (grid_remap_prebody_decls): Likewise.
34666 (grid_copy_leading_local_assignments): Likewise.
34667 (grid_process_kernel_body_copy): Likewise.
34668 (grid_attempt_target_gridification): Likewise.
34669 (grid_gridify_all_targets_stmt): Likewise.
34670 (grid_gridify_all_targets): Likewise.
34671 (execute_lower_omp): Call grid_gridify_all_targets.
34672 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
34673 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
34674 (tree_omp_clause): Added union field dimension.
34675 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
34676 * tree.c (omp_clause_num_ops): Added number of arguments of
34677 OMP_CLAUSE__GRIDDIM_.
34678 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
34679 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
34680 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
34681 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
34682 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
34683 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
34684 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
34685 * tree-pass.h (make_pass_gen_hsail): Declare.
34686 (make_pass_ipa_hsa): Likewise.
34687 * ipa-hsa.c: New file.
34688 * lto-section-in.c (lto_section_name): Add hsa section name.
34689 * lto-streamer.h (lto_section_type): Add hsa section.
34690 * timevar.def (TV_IPA_HSA): New.
34691 * hsa-brig-format.h: New file.
34692 * hsa-brig.c: New file.
34693 * hsa-dump.c: Likewise.
34694 * hsa-gen.c: Likewise.
34697 * toplev.c (compile_file): Call hsa_output_brig.
34698 * hsa-regalloc.c: New file.
34700 2016-01-18 Jeff Law <law@redhat.com>
34702 PR tree-optimization/69320
34703 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
34704 ranged object, do nothing if the RHS constant is not [0..1].
34705 (optimize_stmt): Comparing a boolean ranged object against a
34706 constant outside [0..1] results in a compile-time constant.
34708 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
34711 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
34713 * doc/invoke.texi (Invoking GCC): Add new section to menu.
34714 (Option Summary): Update to reflect new section and moved options.
34715 (C++ Dialect Options): Move -fstats to new section.
34716 (Debugging Options): Move all dump, statistics, and other GCC
34717 developer options to new section. Rewrite section introduction
34718 and re-order remaining options to put the more basic ones first.
34719 (Optimization Options): Move -fira-verbose and -flto-report* to
34721 (Developer Options): New section incorporating moved options.
34722 * doc/cppopts.texi (-dM): Update cross-reference.
34724 2016-01-18 Richard Henderson <rth@redhat.com>
34727 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
34728 operands to pseudo only if CSE is expected. Split long immediate
34729 operands only after reload, and for the stack pointer.
34730 (*add<GPI>3_pluslong): Remove.
34731 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
34732 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
34733 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
34734 (*add<GPI>3 peepholes): New.
34735 (*add<GPI>3 splitters): New.
34736 * config/aarch64/constraints.md (Upl): New.
34737 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
34739 2016-01-18 Richard Biener <rguenther@suse.de>
34741 PR tree-optimization/69297
34742 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
34744 (vect_bb_vectorization_profitable_p): Clear visited flag again.
34746 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
34748 PR middle-end/68542
34749 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
34750 of mixind vector and scalar types.
34751 (fold_relational_const): Add handling of vector
34752 comparison with boolean result.
34753 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
34754 comparison of vector operands with boolean result for EQ/NE only.
34755 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
34756 (verify_gimple_cond): Likewise.
34757 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
34760 2016-01-18 Joseph Myers <joseph@codesourcery.com>
34762 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
34765 2016-01-18 Richard Biener <rguenther@suse.de>
34767 PR middle-end/69308
34768 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
34770 2016-01-18 Tom de Vries <tom@codesourcery.com>
34772 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
34774 2016-01-18 Tom de Vries <tom@codesourcery.com>
34776 * omp-low.c (set_oacc_fn_attrib): Make extern.
34777 * omp-low.h (set_oacc_fn_attrib): Declare.
34778 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
34779 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
34780 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
34781 Add and handle function parameter oacc_kernels_p.
34782 (find_reduc_addr, get_omp_data_i_param): New function.
34783 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
34784 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
34785 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
34786 Calculate dominance info. Skip loops that are not in a kernels region
34787 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
34788 (pass_parallelize_loops::execute): Call parallelize_loops with
34789 oacc_kernels_p argument.
34790 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
34791 New member function.
34792 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
34793 * passes.def: Add argument to pass_parallelize_loops instantation.
34795 2016-01-18 Tom de Vries <tom@codesourcery.com>
34797 * tree-parloops.c (pass_parallelize_loops::execute): Allow
34798 pass_parallelize_loops to be run outside the loop pipeline.
34800 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
34802 * tree-scalar-evolution.c (follow_copies_to_constant): New.
34803 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
34805 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
34808 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
34809 using get_ref_base_and_extent.
34810 (equal_mem_array_ref_p): New.
34811 (hashable_expr_equal_p): Add call to previous.
34813 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
34816 * tree-sra.c (disqualified_constants, constant_decl_p): New.
34817 (sra_initialize): Allocate disqualified_constants.
34818 (sra_deinitialize): Free disqualified_constants.
34819 (disqualify_candidate): Update disqualified_constants when appropriate.
34820 (create_access): Scan for constant-pool entries as we go along.
34821 (scalarizable_type_p): Add check against type_contains_placeholder_p.
34822 (maybe_add_sra_candidate): Allow constant-pool entries.
34823 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
34824 (initialize_constant_pool_replacements): New.
34825 (sra_modify_assign): Avoid mangling assignments created by previous,
34826 and don't generate writes into constant pool.
34827 (sra_modify_function_body): Call initialize_constant_pool_replacements.
34829 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
34831 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
34832 andnot instruction.
34833 (scalar_chain::convert_op): Likewise.
34834 * config/i386/i386.md (*andndi3_doubleword): New.
34836 2016-01-18 Richard Biener <rguenther@suse.de>
34838 PR tree-optimization/69170
34839 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
34840 building a vector from scalar results of a pattern stmt.
34842 2016-01-18 Jakub Jelinek <jakub@redhat.com>
34844 * haifa-sched.c (autopref_multipass_init): Work around
34845 -Wmaybe-uninitialized warning.
34847 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
34849 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
34850 against the constant 0.
34852 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
34854 PR tree-optimization/68799
34855 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
34856 look up phi candidates in the statement-candidate map.
34857 (phi_add_costs): Likewise.
34858 (record_phi_increments): Likewise.
34859 (phi_incr_cost): Likewise.
34860 (ncd_with_phi): Likewise.
34861 (all_phi_incrs_profitable): Likewise.
34863 2016-01-17 Jakub Jelinek <jakub@redhat.com>
34865 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
34866 -Wmaybe-uninitialized warning.
34868 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
34870 * doc/invoke.texi (Invoking GCC): Add new section to menu.
34871 (Option Summary): Update to reflect new section and moved options.
34872 (C++ Dialect Options): Move -fvtable-verify and related options.
34873 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
34874 and profiling-related options.
34875 (Optimization Options): Move profile generation options and
34876 -fstack-protector and related options.
34877 (Instrumentation Options): New section incorporating moved options.
34878 (Code Generation Options): Move -finstrument-functions and
34879 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
34881 2016-01-16 Tom de Vries <tom@codesourcery.com>
34883 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
34885 2016-01-16 Tom de Vries <tom@codesourcery.com>
34887 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
34889 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
34891 * hash-table.h (hash_table::empty): Turn into an inline wrapper
34892 that checks whether the table is already empty. Rename the
34893 original implementation to...
34894 (hash_table::empty_slot): ...this new private function.
34896 2016-01-15 David Malcolm <dmalcolm@redhat.com>
34898 PR diagnostic/68899
34899 * diagnostic-show-locus.c (layout::print_source_line): Move x
34900 offset of line until after call to
34901 get_line_width_without_trailing_whitespace.
34903 2016-01-15 Jeff Law <law@redhat.com>
34905 PR tree-optimization/69270
34906 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
34907 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
34908 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
34909 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
34910 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
34911 ssa_name_has_boolean_range and constant_boolean_node.
34913 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
34915 PR rtl-optimization/69030
34916 * lra-spills.c (remove_pseudos): Check nrefs and make the function
34918 (spill_pseudos): Delete debug insn for dead pseudo.
34919 (lra_spill): Initiate spill_hard_reg and slots memory separately.
34921 2016-01-15 Jiong Wang <jiong.wang@arm.com>
34923 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
34925 (TYPES_UNOPUS): Likewise.
34926 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
34927 builtin type, from UNOP to UNOPUS.
34928 (lbtruncuv4sf): Likewise.
34929 (lbtruncuv2df): Likewise.
34930 (lrounduv2sf): Likewise.
34931 (lrounduv4sf): Likewise.
34932 (lrounduv2df): Likewise.
34933 (lroundusf): Likewise.
34934 (lroundusf): Likewise.
34935 (lceiluv2sf): Likewise.
34936 (lceiluv4sf): Likewise.
34937 (lceiluv2df): Likewise.
34938 (lceilusf): Likewise.
34939 (lceiludf): Likewise.
34940 (lflooruv2sf): Likewise.
34941 (lflooruv4sf): Likewise.
34942 (lflooruv2df): Likewise.
34943 (lfloorusf): Likewise.
34944 (lfloorudf): Likewise.
34945 (lfrintnuv2sf): Likewise.
34946 (lfrintnuv4sf): Likewise.
34947 (lfrintnuv2df): Likewise.
34948 (lfrintnusf): Likewise.
34949 (lfrintnudf): Likewise.
34950 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
34952 (vcvtq_u32_f32): Likewise.
34953 (vcvtq_u64_f64): Likewise.
34954 (vcvta_u32_f32): Likewise.
34955 (vcvtaq_u32_f32): Likewise.
34956 (vcvtaq_u64_f64): Likewise.
34957 (vcvtm_u32_f32): Likewise.
34958 (vcvtmq_u32_f32): Likewise.
34959 (vcvtmq_u64_f64): Likewise.
34960 (vcvtn_u32_f32): Likwise.
34961 (vcvtnq_u32_f32): Likewise.
34962 (vcvtnq_u64_f64): Likewise.
34963 (vcvtp_u32_f32): Likewise.
34964 (vcvtpq_u32_f32): Likewise.
34965 (vcvtpq_u64_f64): Likewise.
34966 (vcvtmd_u64_f64): Likewise.
34967 (vcvtms_u32_f32): Likewise.
34968 (vcvtad_u64_f64): Likewise.
34969 (vcvtas_u32_f32): Likewise.
34970 (vcvtnd_u64_f64): Likewise.
34971 (vcvtns_u32_f32): Likewise.
34972 (vcvtpd_u64_f64): Likewise.
34973 (vcvtps_u32_f32): Likewise.
34975 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
34977 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
34978 CSEL of zero_extended registers.
34980 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
34982 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
34983 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
34985 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
34987 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
34988 false when argument string is not found in the attributes table
34991 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
34994 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
34995 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
34996 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
34997 precision estimate.
34999 2016-01-15 Richard Biener <rguenther@suse.de>
35001 PR tree-optimization/66856
35002 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
35003 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
35004 (vect_create_new_slp_node): Increment stmt reference count.
35005 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
35006 an SLP tree before swapping operands.
35007 (vect_build_slp_tree): Likewise.
35008 (destroy_bb_vec_info): Free stmt info after SLP instances.
35009 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
35010 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
35011 (STMT_VINFO_NUM_SLP_USES): New macro.
35013 2016-01-15 Richard Biener <rguenther@suse.de>
35016 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
35017 (add_linkage_name): ... here.
35018 (gen_typedef_die): Use add_linkage_name_raw instead of
35019 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
35022 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
35024 * gimplify.c (oacc_default_clause): Decode reference and pointer
35025 types for both kernels and parallel regions.
35027 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
35029 PR middle-end/69246
35030 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
35032 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
35034 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
35035 (convert_scalars_to_vector): Likewise.
35037 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
35039 * doc/extend.texi (Type Traits): Fix grammar.
35041 2016-01-15 Martin Jambor <mjambor@suse.cz>
35043 * tree-inline.c (remap_decl): Use existing dclarations if
35044 remapping a type and prevent_decl_creation_for_types.
35045 (replace_locals_stmt): Do an initial remapping of non-VLA typed
35046 decls first. Do real remapping with
35047 prevent_decl_creation_for_types set.
35048 * tree-inline.h (copy_body_data): New field
35049 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
35052 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
35054 * config/s390/s390.opt (mmvcle): More verbose help text.
35056 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
35058 * config/s390/s390.opt: Add period to -mzvector option text.
35060 2016-01-15 Richard Biener <rguenther@suse.de>
35062 PR tree-optimization/68961
35063 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
35064 of invariants in stores again.
35066 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
35068 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
35070 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
35072 * config/i386/i386.c (ix86_expand_branch): Don't split
35073 DI mode xor instruction to SI mode.
35075 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
35078 * ipa-icf.c (sem_function::merge): Virtual functions may become
35079 reachable even if they address is not taken and there are no
35082 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
35084 * lto-streamer-out.c (subtract_estimated_size): New function.
35085 (get_symbol_initial_value): Use it.
35087 2016-01-15 Christian Bruel <christian.bruel@st.com>
35090 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
35091 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
35092 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
35093 use add_builtin_function_ext_scope instead of add_builtin_function.
35094 (neon_set_p, neon_crypto_set_p): Remove.
35095 (arm_init_builtins): Always call arm_init_neon_builtins and
35096 arm_init_crypto_builtins.
35097 (arm_expand_builtin): Check that builtins are allowed for the arch.
35098 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
35099 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
35100 arm_init_neon_builtins call.
35102 2016-01-15 Richard Biener <rguenther@suse.de>
35104 PR tree-optimization/69117
35105 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
35106 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
35107 of the leader conservatively.
35108 (free_scc_vn): Restore original SSA name infos.
35110 2016-01-14 Jeff Law <law@redhat.com>
35112 PR tree-optimization/69270
35113 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
35114 single bit of precision, verify it's also unsigned.
35115 (record_edge_info): Use constant_boolean_node rather than fold_convert
35116 to convert boolean_true/boolean_false to the right type.
35118 2016-01-14 Richard Henderson <rth@redhat.com>
35121 * loop-doloop.c (record_reg_sets): New.
35122 (doloop_optimize): Reject the transform if the sequence
35123 clobbers registers live at the end of the loop block.
35124 (doloop_optimize_loops): Enable df_live if needed.
35126 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
35128 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
35129 * config/rs6000/rs6000.c: Likewise.
35130 * config/rs6000/rs6000.h: Likewise.
35131 * config/rs6000/rs6000.md: Likewise.
35132 * doc/extend.texi: Likewsie.
35134 2016-01-14 Jeff Law <law@redhat.com>
35136 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
35139 2016-01-14 Richard Henderson <rth@redhat.com>
35143 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
35144 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
35145 instead of builtin_decl_declared_p to test for declaration.
35147 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
35149 * doc/loop.texi (Loop Analysis and Representation): Document
35150 loop_depth function.
35152 2016-01-14 Tom de Vries <tom@codesourcery.com>
35154 PR tree-optimization/68773
35155 * omp-low.c (expand_omp_target): Don't set force_output.
35156 * varpool.c (varpool_node::get_create): Same.
35157 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
35158 offload_funcs with force_output.
35160 2016-01-14 Jakub Jelinek <jakub@redhat.com>
35163 * lra-eliminations.c (move_plus_up): Don't change anything if either
35164 the outer or inner subreg mode is not MODE_INT.
35165 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
35166 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
35168 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
35170 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
35171 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
35172 reduc_uplus_@var{m}): Remove.
35173 * expr.c (expand_expr_real_2): Remove expansion path for
35174 reduc_[us](min|max|plus) optabs.
35175 * optabs-tree.c (scalar_reduc_to_vector): Remove.
35176 * optabs-tree.h (scalar_reduc_to_vector): Remove.
35177 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
35178 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
35179 * tree-vect-loop.c (vectorizable_reduction): Remove test for
35180 reduc_[us](min|max|plus) optabs.
35182 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
35184 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
35185 (reduc_plus_scal_v2sf): New.
35186 (reduc_smax_v2sf): Rename to...
35187 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
35188 (reduc_smin_v2sf): Rename to...
35189 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
35191 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
35193 * alias.c (compare_base_symbol_refs): New function.
35194 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
35197 2016-01-14 Jakub Jelinek <jakub@redhat.com>
35199 PR middle-end/68146
35200 PR tree-optimization/69155
35201 * tree-complex.c: Include cfganal.h.
35202 (phis_to_revisit): New variable.
35203 (extract_component): Add phiarg_p argument. Assert that returned
35204 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
35205 (update_phi_components): Partly rewrite to use loop over real/imag
35206 components instead of code duplication. If extract_component returns
35207 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
35208 create_tmp_reg into the PHI node instead, and mention the phi triplet
35209 in phis_to_revisit.
35210 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
35211 in phis_to_revisit at the end.
35213 2016-01-14 Richard Biener <rguenther@suse.de>
35215 PR tree-optimization/68060
35216 * tree-vect-loop.c (vect_is_simple_reduction): Check the
35217 outer loop reduction is only used in the inner loop before
35218 detecting a double reduction.
35220 2016-01-14 Jakub Jelinek <jakub@redhat.com>
35223 * combine.c (expand_field_assignment): Punt if compute_mode is
35224 unsupported scalar mode.
35226 2016-01-14 Richard Biener <rguenther@suse.de>
35228 PR tree-optimization/66856
35229 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
35230 SLP node only if it built successfully.
35231 (vect_analyze_slp_instance): Adjust.
35233 2016-01-14 Jeff Law <law@redhat.com>
35235 PR tree-optimization/69270
35236 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
35237 (record_edge_info): Use it. Convert boolean_{true,false}_node
35238 to the type of op0.
35240 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
35243 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
35244 use block_ultimate_origin
35245 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
35247 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
35249 * doc/invoke.texi (Submodel Options): Rename section to
35250 "Machine-Dependent Options" to better reflect its content.
35251 Rewrite introductory text to remove archaic CPU names.
35254 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
35256 * doc/invoke.texi (Code Gen Options): Move section up in file,
35257 before target-specific options. Update menu and option summary
35258 to reflect the new section ordering.
35260 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
35262 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
35263 (C++ Dialect Options): Add cross-reference to -std option.
35264 * doc/standards.texi (C++ Language): Document C++14 support.
35266 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
35268 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
35269 for pack/unpack functions for __ibm128.
35270 (PACK_IF): Likewise.
35271 (UNPACK_IF): Likewise.
35273 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
35274 support for __ibm128 pack/unpack functions.
35275 (rs6000_invalid_builtin): Likewise.
35276 (rs6000_init_builtins): Likewise.
35277 (rs6000_opt_masks): Likewise.
35279 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
35280 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
35282 (RS6000_BTM_COMMON): Likewise.
35284 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
35285 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
35286 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
35287 128-bit floating point. Add support for the double values to be
35288 in Altivec registers for TF/IF packing and unpacking, but restrict
35289 TD packing sub-fields to be FPR registers. Don't allow overlapped
35290 register support for packing. Allow pack inputs to be memory
35291 locations. Don't build generator functions for unpack<mode>_dm
35292 and unpack<mode>_nodm.
35293 (unpack<mode>_dm): Likewise.
35294 (unpack<mode>_nodm): Likewise.
35295 (pack<mode>): Likewise.
35297 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
35298 built-in functions to pack/unpack explicit __ibm128 values.
35299 (__builtin_unpack_ibm128): Likewise.
35301 * doc/extend.texi (PowerPC Built-in Functions): Document
35302 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
35304 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
35307 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
35308 Add new arg loc and pass it down as context.
35309 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
35310 to the location to use for the warning.
35311 (check_function_arguments): New arg loc. All callers changed. Pass
35312 it to check_function_nonnull.
35313 * c-common.h (check_function_arguments): Adjust declaration.
35315 2016-01-13 Jakub Jelinek <jakub@redhat.com>
35317 PR tree-optimization/69156
35318 * gimple.c (validate_type): Removed.
35319 (gimple_builtin_call_types_compatible_p): Use
35320 useless_type_conversion_p instead of validate_type.
35321 * value-prof.c (gimple_stringop_fixed_value): Fold
35322 icall_size to correct type.
35324 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
35326 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
35329 2016-01-13 Richard Henderson <rth@redhat.com>
35332 * target.def (builtin_tm_load, builtin_tm_store): Remove.
35333 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
35334 (ix86_builtin_tm_store): Remove.
35335 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
35336 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
35337 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
35338 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
35339 * doc/tm.texi: Rebuild.
35341 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
35342 (BUILT_IN_TM_MEMCPY_RTWN): New.
35343 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
35344 fallback from vector to integer helpers.
35345 (build_tm_load): Handle vector types directly, instead of
35347 (build_tm_store): Likewise.
35348 (expand_assign_tm): Prepare for register types not handled by
35349 the above. Copy them to memory and use memcpy.
35350 * tree.c (tm_define_builtin): New.
35351 (find_tm_vector_type): New.
35352 (build_tm_vector_builtins): New.
35353 (build_common_builtin_nodes): Call it.
35355 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
35357 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
35358 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
35360 2016-01-13 Tom de Vries <tom@codesourcery.com>
35362 PR tree-optimization/69169
35363 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
35364 handled_struct_type param.
35365 (create_variable_info_for, intra_create_variable_infos): Call
35366 create_variable_info_for_1 with extra arg.
35368 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
35370 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
35371 and "armv8.1-a+crc" entries.
35373 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
35376 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
35377 Change first operand predicate from register_or_constm1_operand
35378 to register_operand.
35379 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
35380 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
35381 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
35382 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
35383 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
35384 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
35385 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
35386 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
35387 comparison with constm1_rtx from vec_prefetch_gen part.
35389 2016-01-13 Richard Biener <rguenther@suse.de>
35391 PR tree-optimization/69013
35392 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
35393 Exchange assert for a test.
35395 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
35398 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
35400 2016-01-13 Richard Biener <rguenther@suse.de>
35402 PR tree-optimization/69242
35403 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
35404 assert with a check.
35406 2016-01-13 Richard Biener <rguenther@suse.de>
35408 PR tree-optimization/69186
35409 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
35410 Properly guard vect_update_misalignment_for_peel call.
35412 2016-01-12 Jeff Law <law@redhat.com>
35414 PR tree-optimization/pr67755
35415 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
35416 "need_profile_correction".
35417 (thread_block_1): Initialize new field to false by default. If we
35418 have multiple thread paths through a common joiner to different
35419 final targets, then set new field to true.
35420 (compute_path_counts): Only do count adjustment when it's really
35423 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
35425 * doc/invoke.texi (Spec Files): Move section down in file, past
35426 all command-line option descriptions.
35428 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
35430 PR middle-end/54809
35431 * doc/gty.texi: Remove documentation of mark_hook.
35432 * gengtype.c (struct write_types_data): Remove code to support
35433 mark_hook attribute.
35434 (walk_type): Likewise.
35435 (write_func_for_structure): Likewise.
35437 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
35439 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
35440 Directory Options, and -specs= to Overall Options.
35441 (Overall Options): Adjust similarly. Reorder to group related
35442 options together. Make -specs= cross-reference the spec file details.
35443 (Directory Options): Adjust similarly.
35445 2016-01-12 Jeff Law <law@redhat.com>
35447 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
35449 2016-01-12 Olivier Hainque <hainque@adacore.com>
35451 * gcc.c (spec_undefvar_allowed): New global.
35452 (process_command): Set to true when running for --version or --help,
35454 (getenv_spec_function): When the variable is not defined, use the
35455 variable name as the variable value if we're allowed not to issue
35458 2016-01-12 Bin Cheng <bin.cheng@arm.com>
35460 PR tree-optimization/68911
35461 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
35462 information computed for expression "init + nit * step".
35464 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
35466 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
35467 about name of GCC executable. Remove deleted node from menu.
35468 (Directory Options) <-B>: Remove cross-reference to deleted node.
35469 (Target Options): Delete section.
35471 2016-01-12 Christian Bruel <christian.bruel@st.com>
35474 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
35475 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
35477 2016-01-12 Jakub Jelinek <jakub@redhat.com>
35480 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
35481 aligned_mem is properly set for AVX512-VL floating point masked
35485 * ifcvt.c (cond_exec_process_if_block): When removing the last
35486 insn from then_bb, remove also any possible barriers that follow it.
35488 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
35492 * config/i386/iamcu.h (SIZE_TYPE): New macro.
35493 (PTRDIFF_TYPE): Likewise.
35494 (WCHAR_TYPE): Likewise.
35495 (WCHAR_TYPE_SIZE): Likewise.
35496 (STDINT_LONG32): Likewise.
35498 2016-01-12 Richard Biener <rguenther@suse.de>
35500 PR tree-optimization/69053
35501 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
35502 convert initial value for cond reductions.
35504 2016-01-12 Richard Biener <rguenther@suse.de>
35506 PR tree-optimization/69007
35507 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
35508 widen_sum after dot_prod and sad.
35510 2016-01-12 Richard Biener <rguenther@suse.de>
35512 PR tree-optimization/69168
35513 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
35514 pattern stmt SLP type.
35515 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
35516 end up unused so cope with that case.
35518 2016-01-12 Richard Biener <rguenther@suse.de>
35520 PR tree-optimization/69157
35521 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
35522 stmts def type only during analyze phase.
35523 (vectorizable_call): Likewise.
35524 (vectorizable_simd_clone_call): Likewise.
35525 (vectorizable_conversion): Likewise.
35526 (vectorizable_assignment): Likewise.
35527 (vectorizable_shift): Likewise.
35528 (vectorizable_operation): Likewise.
35529 (vectorizable_store): Likewise.
35530 (vectorizable_load): Likewise.
35532 2016-01-12 Richard Biener <rguenther@suse.de>
35534 PR tree-optimization/69174
35535 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
35537 (vectorizable_load): Properly compute the number of loads needed
35538 for permuted strided SLP loads and do not spuriously assign
35539 to SLP_TREE_VEC_STMTS.
35541 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
35543 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
35544 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
35545 (MD_EXEC_PREFIX): Remove.
35546 (MD_STARTFILE_PREFIX) Removee.
35547 (FILE_NAME_ABSOLUTE_P): Remove.
35548 (CPP_SPEC): Do not read macros from sys/version.h.
35549 (LINK_COMMAND_SPEC): Remove.
35550 (LOCAL_INCLUDE_DIR): Remove.
35551 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
35552 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
35553 (POST_LINK_SPEC): Define to invoke stubify after linker
35554 (LIBSTDCXX): Remove define
35555 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
35556 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
35557 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
35558 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
35559 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
35560 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
35561 (i386_djgpp_asm_named_section): Add propotype of new procedure
35563 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
35564 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
35565 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
35566 in config/i386/djgpp.h).
35567 (STANDARD_STARTFILE_PREFIX_2): Define identical to
35568 STANDARD_STARTFILE_PREFIX_1.
35569 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
35570 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
35571 installation errors.
35572 (MAX_OFILE_ALIGNMENT): Define to 128.
35573 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
35575 * config/i386/djgpp.c: New file. Add implementation of
35576 i386_djgpp_asm_named_section.
35578 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
35580 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
35581 Add rule for building djgpp.o.
35583 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
35585 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
35586 (rtx_is_swappable_p): Reductions are swappable.
35587 (insn_is_swappable_p): V2DF reductions are swappable.
35589 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
35591 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
35592 reloads for other unsupported memory operands.
35594 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
35595 Jim Wilson <jim.wilson@linaro.org>
35598 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
35599 copy_to_mode_reg instead of force_reg.
35601 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
35604 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
35605 TARGET_80387 is true.
35607 2016-01-11 Jakub Jelinek <jakub@redhat.com>
35610 * lra-eliminations.c (move_plus_up): Only move plus up
35611 if subreg of the constant can be simplified into constant
35612 and use the simplified subreg of the constant instead of
35613 the original constant.
35615 * fold-const.c (fold_convertible_p): Don't return true
35616 for conversion of VECTOR_TYPE to same sized integral type.
35617 (fold_convert_loc): Fix up formatting. Fold conversion of
35618 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
35619 instead of NOP_EXPR.
35621 PR tree-optimization/69214
35622 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
35623 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
35626 PR tree-optimization/69207
35627 * tree-vect-slp.c (vect_get_constant_vectors): For
35628 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
35629 fold_convertible_p to vector_type's element type, and always
35630 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
35632 2016-01-11 Richard Biener <rguenther@suse.de>
35634 PR tree-optimization/69173
35635 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
35636 fixup the cycle if all stmts are in a pattern.
35638 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
35640 PR middle-end/68999
35641 * alias.c (base_alias_check): Move check for addresses with
35642 alignment ANDs before the call for compare_base_decls.
35643 (memrefs_conflict_p): Return -1 for different decls
35644 that went through alignment adjustments.
35646 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
35648 PR rtl-optimization/68796
35649 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
35650 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
35651 and QImode comparisons against zero with CC_NZmode.
35652 * config/aarch64/iterators.md (short_mask): New mode_attr.
35654 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
35656 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
35657 (<avx512>_store<mode>_mask): Likewise.
35659 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
35660 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
35662 PR rtl-optimization/68841
35663 * ifcvt.c (struct noce_if_info): Add orig_x field.
35664 (bbs_ok_for_cmove_arith): Add to_rename parameter.
35665 Don't record conflicts on to_rename if it's present.
35666 Allow memory destinations in sets.
35667 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
35668 blocks, passing orig_x to the checks.
35669 (noce_process_if_block): Set if_info->orig_x appropriately.
35671 2016-01-11 Tom de Vries <tom@codesourcery.com>
35673 PR tree-optimization/69069
35674 * tree-parloops.c (create_parallel_loop): Add missing phi args.
35676 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
35678 PR rtl-optimization/68920
35679 * config/i386/i386.c (ix86_option_override_internal): Restrict number
35680 of conditional moves for RTL if-conversion to 1 for
35681 TARGET_ONE_IF_CONV_INSN.
35682 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
35683 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
35684 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
35685 parameter to restirct number of conditional moves for
35687 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
35688 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
35691 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
35694 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
35695 onepart vars. Fix typo in comment. Fix reversed condition in
35697 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
35700 * var-tracking.c (dump_onepart_variable_differences): New.
35701 (dataflow_set_different): If a detailed dump is requested,
35702 delay early returns and dump differences between onepart
35703 variables present before and after, and added variables.
35705 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
35708 * expr.c (expand_expr_real_1): For boolean vector constants
35709 with a scalar mode use const_scalar_mask_from_tree.
35710 (const_scalar_mask_from_tree): New.
35711 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
35712 assigned to a mask type to handle constants.
35714 2016-01-11 Martin Jambor <mjambor@suse.cz>
35717 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
35718 useless parameters if we cannot change function signature.
35720 2016-01-11 Martin Jambor <mjambor@suse.cz>
35723 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
35726 2016-01-11 Tom de Vries <tom@codesourcery.com>
35728 PR tree-optimization/69109
35729 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
35732 2016-01-11 Tom de Vries <tom@codesourcery.com>
35734 PR tree-optimization/69108
35735 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
35736 res is not used in a phi.
35738 2016-01-11 Yury Gribov <y.gribov@samsung.com>
35741 * common.opt (frandom-seed): Fix parameter name.
35742 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
35744 2016-01-11 Tom de Vries <tom@codesourcery.com>
35746 PR tree-optimization/69058
35747 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
35750 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
35752 * config/arc/arc.opt (mdiv-rem): Add period to the end.
35753 (mcode-density): Likewise.
35755 2016-01-10 Tom de Vries <tom@codesourcery.com>
35757 PR tree-optimization/69062
35758 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
35759 (parallelize_loops): Don't paralelize loop that has phi with address
35762 2016-01-10 Tom de Vries <tom@codesourcery.com>
35764 PR tree-optimization/69039
35765 * tree-parloops.c (try_create_reduction_list): Only allow single exit
35768 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
35770 PR middle-end/68743
35771 * match.pd: Require target has function_c99_misc before doing
35772 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
35774 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
35776 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
35778 * configure: Regenerate.
35780 2016-01-09 Jakub Jelinek <jakub@redhat.com>
35782 PR middle-end/50865
35783 PR tree-optimization/69097
35784 * fold-const.h (expr_not_equal_to): New prototype.
35785 * fold-const.c: Include stringpool.h and tree-ssanames.h.
35786 (expr_not_equal_to): New function.
35787 * match.pd (X % -Y is the same as X % Y): Don't optimize
35788 unless X is known not to be equal to minimum or Y is known
35789 not to be equal to -1.
35790 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
35791 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
35792 (simplify_stmt_using_ranges): Adjust caller.
35793 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
35794 substitute_and_fold.
35796 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
35798 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
35801 2016-01-08 Jakub Jelinek <jakub@redhat.com>
35803 PR tree-optimization/69167
35804 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
35805 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
35807 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
35809 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
35810 Richard Biener <rguenther@suse.de>
35812 PR tree-optimization/68707
35813 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
35814 instances that can be handled via vect_load_lanes.
35816 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
35818 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
35819 if we can't determine address equivalence.
35820 * alias.c (compare_base_decl): Update for changed return value of
35821 symtab_node::equal_address_to.
35823 2016-01-08 Jason Merrill <jason@redhat.com>
35827 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
35828 * expr.c (store_field): Not here.
35829 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
35830 call with TREE_ADDRESSABLE type.
35831 * tree-cfg.c (verify_gimple_call): Adjust.
35833 2016-01-08 Olivier Hainque <hainque@adacore.com>
35835 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
35838 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
35840 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
35841 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
35842 (reduc_smin_v2sf): Rename to...
35843 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
35844 (reduc_splus_v2sf): Rename to...
35845 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
35847 2016-01-08 Jakub Jelinek <jakub@redhat.com>
35849 PR tree-optimization/69162
35850 * gimplify.c (gimplify_va_arg_expr): Encode original type of
35851 valist argument in another argument.
35852 (gimplify_modify_expr): Adjust for the above change. Cleanup.
35853 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
35854 to determine the va_list type, build a MEM_REF instead of
35855 build_fold_indirect_ref.
35857 PR tree-optimization/69172
35858 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
35861 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
35863 PR tree-optimization/67781
35864 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
35865 and cmpnop in two steps: first the ones not accessed in original
35866 gimple expression in a endian independent way and then the ones not
35867 accessed in the final result in an endian-specific way.
35869 2016-01-08 Jakub Jelinek <jakub@redhat.com>
35871 PR tree-optimization/69083
35872 * tree-vect-slp.c (vect_get_constant_vectors): For
35873 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
35874 element type. If op is fold_convertible_p to vector_type's element
35875 type, use NOP_EXPR instead of VCE.
35877 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
35879 PR rtl-optimization/67778
35880 PR rtl-optimization/68634
35881 PR rtl-optimization/68909
35882 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
35883 block from the stack until done with it. Remove a superfluous
35884 bitmap set. Remove a superfluous bitmap test.
35886 2016-01-07 Martin Sebor <msebor@redhat.com>
35889 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
35890 constraint on the type of arguments.
35892 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
35894 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
35895 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
35896 unaligned_access on the gcc_options set.
35897 * config/arm/arm.c (arm_option_override_internal): Use
35898 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
35900 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
35903 * config/i386/i386.c (ix86_frame_pointer_required): Enable
35904 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
35906 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
35909 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
35912 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
35913 depending on frame_pointer_needed before remaining integer and SSE
35914 registers are saved.
35916 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
35919 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
35921 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
35924 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
35925 Use the "xBm" constraint.
35926 (float<sseintvecmodelower><mode>2<mask_name><round_name):
35928 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
35929 (sse_cvtsi2ssq<round_name>): Likewise.
35930 (sse_cvtss2si<round_name>): Likewise.
35931 (sse_cvtss2siq<round_name>): Likewise.
35932 (sse2_cvtsi2sdq<round_name>): Likewise.
35933 (sse2_cvtsd2si<round_name>): Likewise.
35934 (sse2_cvtsd2siq<round_name>): Likewise.
35935 * config/i386/subst.md (round_nimm_scalar_predicate): New
35938 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
35940 PR middle-end/67639
35941 * varasm.c (make_decl_rtl): Mark invalid register vars as
35944 PR rtl-optimization/66206
35945 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
35946 All callers changed.
35948 2016-01-07 Jakub Jelinek <jakub@redhat.com>
35950 PR tree-optimization/69141
35951 * tree-ssa-pre.c: Include langhooks.h.
35952 (eliminate_dom_walker::before_dom_children): Use
35953 lang_hooks.decl_printable_name instead of
35954 cgraph_node::get ()->name ().
35956 PR middle-end/68960
35957 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
35958 it and DECL_ALIGN too.
35960 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
35962 * config/mips/mips-ftypes.def: Sort to lexicographical order.
35964 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
35967 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
35968 depending on frame_pointer_needed before remaining integer and SSE
35969 registers are saved.
35971 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
35973 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
35974 mode iterator with VSX_M2.
35975 (*p9_vecstore_<mode>): Likewise.
35976 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
35977 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
35978 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
35979 (define_split for VSX_LE128 stores): Likewise.
35980 (define_peephole2 for TImode LE swaps): Likewise.
35981 (define_split for VSX_LE128 post-reload stores): Likewise.
35983 2016-01-06 Marek Polacek <polacek@redhat.com>
35986 * convert.c (convert_to_integer_1): Adjust call to
35987 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
35988 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
35989 EXPR instead of ARG.
35990 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
35992 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
35995 * doc/extend.texi (RL78 Variable Attributes): New section.
35997 2016-01-05 Marek Polacek <polacek@redhat.com>
36000 * builtins.c (get_memmodel): Use expansion point location rather than
36001 the input location. Call warning_at rather than warning.
36002 (expand_builtin_atomic_compare_exchange): Likewise.
36003 (expand_builtin_atomic_load): Likewise.
36004 (expand_builtin_atomic_store): Likewise.
36005 (expand_builtin_atomic_clear): Likewise.
36007 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
36010 * config/i386/i386.c (ix86_expand_vector_logical_operator):
36011 Replace nonimmediate_operand with vector_operand.
36012 * config/i386/predicates.md (vector_operand): New predicate.
36013 (general_vector_operand): Replace nonimmediate_operand with
36015 * config/i386/sse.md: Replace nonimmediate_operand with
36016 vector_operand and m constraint with Bm constraint on SSE
36017 patterns with 16-byte memory operand.
36018 * config/i386/subst.md (round_nimm_predicate): Replace
36019 nonimmediate_operand with vector_operand.
36020 (round_saeonly_nimm_predicate): Likewise.
36021 (round_saeonly_nimm_scalar_predicate): New.
36023 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
36026 * config/i386/constraints.md (Bm): New constraint.
36027 * config/i386/predicates.md (vector_memory_operand): New
36029 * config/i386/sse.md: Replace xm with xBm in plusminus and
36030 any_logic patterns.
36032 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
36035 * doc/extend.texi (V850 Function Attributes): New section.
36036 (V850 Variable Attributes): New section.
36038 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
36041 * doc/extend.texi (MicroBlaze Function Attributes): Document
36042 interrupt_handler and fast_interrupt attributes.
36044 2016-01-05 Sergei Trofimovich <siarheit@google.com>
36047 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
36048 for local symbolic operands.
36049 * config/ia64/predicates.md (local_symbolic_operand64): New
36052 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
36054 PR rtl-optimization/68651
36055 * combine.c (combine_simplify_rtx): Canonicalize x + x into
36058 2016-01-05 Nathan Sidwell <nathan@acm.org>
36060 * alias.c (compare_base_decls): Use symtab_node::get.
36062 2016-01-05 Nick Clifton <nickc@redhat.com>
36065 * ira-costs.c (copy_cost): Initialise the t_icode field of the
36066 secondary_reload_info structure.
36069 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
36070 decls if weak support is available.
36072 2016-01-04 Martin Sebor <msebor@redhat.com>
36074 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
36076 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
36078 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
36079 OPTION_MASK_P9_DFORM.
36081 * config/rs6000/constraints.md (wo constraint): New constraint for
36084 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
36086 (rs6000_init_hard_regno_mode_ok): Likewise.
36088 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
36091 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
36092 expanders not to have constraints. Add support for ISA 3.0 xxperm
36093 instruction. Add support for fusing xxlor with xxperm.
36094 (altivec_vperm_<mode>_internal): Likewise.
36095 (altivec_vperm_v8hiv16qi): Likewise.
36096 (altivec_vperm_<mode>v16q): Likewise.
36097 (altivec_vperm_<mode>_uns): Likewise.
36098 (vperm_v8hiv4si): Likewise.
36099 (vperm_v16qiv8hi): Likewise.
36101 * doc/md.texi (RS/6000 constraints): Document wo constraint.
36103 2016-01-04 Jakub Jelinek <jakub@redhat.com>
36105 Update copyright years.
36107 * gcc.c (process_command): Update copyright notice dates.
36108 * gcov-dump.c (print_version): Ditto.
36109 * gcov.c (print_version): Ditto.
36110 * gcov-tool.c (print_version): Ditto.
36111 * gengtype.c (create_file): Ditto.
36112 * doc/cpp.texi: Bump @copying's copyright year.
36113 * doc/cppinternals.texi: Ditto.
36114 * doc/gcc.texi: Ditto.
36115 * doc/gccint.texi: Ditto.
36116 * doc/gcov.texi: Ditto.
36117 * doc/install.texi: Ditto.
36118 * doc/invoke.texi: Ditto.
36120 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
36122 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
36123 modes larger than TImode as TImode if NEON is not enabled.
36125 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
36128 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
36129 mode for %f0-%f31 only if TARGET_FPU.
36131 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
36134 * config/sparc/sparc.c (scan_record_type): Take into account subfields
36135 to compute the PACKED_P predicate.
36136 (function_arg_record_value): Minor tweaks.
36138 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
36140 * doc/install.texi (--with-multilib-list): Describe the meaning of the
36141 option for arm*-*-* targets.
36143 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
36145 * doc/extend.texi (Common Function Attributes): Move docs for
36146 MSP430-specific attributes to....
36147 (MSP430 Function Attributes): ...here. Delete the redundant
36148 entries and copy-edit the remaining text.
36149 (MSP430 Variable Attributes): Use uniform format for index
36150 entries and add a cross-reference to the corresponding function
36153 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
36155 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
36157 (x86 Options): Likewise.
36159 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
36163 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
36164 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
36165 to corresponding attribute.
36167 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
36169 * doc/extend.texi (Common Function Attributes) <noplt>: Move
36170 to correct alphabetization of table. Copy-edit and correct
36172 <stack_protect>: Likewise.
36173 <target_clones>: Likewise.
36175 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
36176 Correct punctuation.
36177 (Code Gen Options) <-fno-plt>: Copy-edit.
36179 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
36182 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
36183 SI values. Explicitly convert SI to DI and vice-versa.
36185 2016-01-01 Jakub Jelinek <jakub@redhat.com>
36187 PR tree-optimization/69070
36188 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
36189 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
36192 * ubsan.c (ubsan_instrument_float_cast): Call
36193 initialize_sanitizer_builtins.
36196 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
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