1 2016-06-09 Jonathan Yong <10walls@gmail.com>
4 2015-09-21 Jonathan Yong <10walls@gmail.com>
5 * config/i386/cygwin.h (STARTFILE_SPEC): Explicitly search
6 sysroot/usr/lib/32api for additional win32 libraries,
7 fixes failing Cygwin bootstrapping.
9 2016-06-09 Marcin Baczyński <marbacz@gmail.com>
11 * diagnostic.h (diagnostic_line_cutoff, diagnostic_flush_buffer):
14 2016-06-09 David Malcolm <dmalcolm@redhat.com>
17 * pretty-print.c (pp_indent): Specify that %p is printed in a
18 host-dependent manner.
19 (test_pp_format): Remove the test for %p.
21 2016-06-09 Maciej W. Rozycki <macro@imgtec.com>
23 * config/mips/mips.c (mips_output_jump): Fix formatting.
25 2016-06-09 Richard Biener <rguenther@suse.de>
27 PR tree-optimization/71462
28 * tree-ssa-loop-manip.c (find_uses_to_rename): Guard against
31 2016-06-09 Martin Liska <mliska@suse.cz>
33 * predict.c (dump_prediction): Add new argument.
34 (enum predictor_reason): New enum.
35 (struct predictor_hash): New struct.
36 (predictor_hash::hash): New function.
37 (predictor_hash::equal): Likewise.
38 (not_removed_prediction_p): New function.
39 (prune_predictions_for_bb): Likewise.
40 (combine_predictions_for_bb): Prune predictions.
42 2016-06-09 Martin Liska <mliska@suse.cz>
44 * predict.c (filter_predictions): New function.
45 (remove_predictions_associated_with_edge): Use the filter
47 (equal_edge_p): New function.
49 2016-06-09 Stefan Bruens <stefan.bruens@rwth-aachen.de>
51 * doc/invoke.texi (ARM Options): Use lexicographical ordering.
52 Correct usage of @samp vs @option, add @samp where appropriate.
53 Add -march={armv6k,armv6z,arm6zk}, remove -march=ep9312.
54 Add armv6s-m and document it, as it is no official ARM name.
56 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
58 * ifcvt.c (struct noce_if_info): Add transform_name field.
59 (noce_try_move): Set if_info->transform_name to the function name.
60 (noce_try_ifelse_collapse): Likewise.
61 (noce_try_store_flag): Likewise.
62 (noce_try_inverse_constants): Likewise.
63 (noce_try_store_flag_constants): Likewise.
64 (noce_try_addcc): Likewise.
65 (noce_try_store_flag_mask): Likewise.
66 (noce_try_cmove): Likewise.
67 (noce_try_cmove_arith): Likewise.
68 (noce_try_minmax): Likewise.
69 (noce_try_abs): Likewise.
70 (noce_try_sign_mask): Likewise.
71 (noce_try_bitop): Likewise.
72 (noce_convert_multiple_sets): Likewise.
73 (noce_process_if_block): Print if_info->transform_name to
74 dump_file if transformation succeeded.
76 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
78 * config/arm/cortex-a57.md (cortex_a57_alu):
81 2016-06-08 Martin Sebor <msebor@redhat.com>
82 Jakub Jelinek <jakub@redhat.com>
86 * builtins.def (BUILT_IN_ADD_OVERFLOW_P, BUILT_IN_SUB_OVERFLOW_P,
87 BUILT_IN_MUL_OVERFLOW_P): New builtins.
88 * builtins.c: Include gimple-fold.h.
89 (fold_builtin_arith_overflow): Handle
90 BUILT_IN_{ADD,SUB,MUL}_OVERFLOW_P.
91 (fold_builtin_3): Likewise.
92 * doc/extend.texi (Integer Overflow Builtins): Document
93 __builtin_{add,sub,mul}_overflow_p.
95 2016-06-08 Jose E. Marchesi <jose.marchesi@oracle.com>
97 * config/sparc/driver-sparc.c (cpu_names): Fix the entry for the
98 SPARC-M7 and add an entry for SPARC-S7 cpus (Sonoma).
100 2016-06-08 Alan Lawrence <alan.lawrence@arm.com>
102 * config/aarch64/aarch64.c (aarch64_function_arg_alignment):
103 Rewrite, looking one level down for records and arrays.
105 2016-06-08 David Malcolm <dmalcolm@redhat.com>
107 * pretty-print.c: Include "selftest.h".
108 (pp_format): Fix comment.
109 (identifier_to_locale): Likewise.
110 (selftest::test_basic_printing): New function.
111 (selftest::assert_pp_format): New function.
112 (selftest::test_pp_format): New function.
113 (selftest::pretty_print_c_tests): New function.
114 * selftest-run-tests.c (selftest::run_tests): Call
115 selftest::pretty_print_c_tests.
116 * selftest.h (pretty_print_c_tests): New declaration.
118 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
120 * invoke.texi (max-loop-headers-insns): Document.
121 * params.def (PARAM_MAX_LOOP_HEADER_INSNS): New.
122 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Update comment.
123 (ch_base::copy_headers): Use PARAM_MAX_LOOP_HEADER_INSNS.
125 2016-06-08 Richard Biener <rguenther@suse.de>
127 * tree-vect-stmts.c (vectorizable_load): Remove restrictions
128 on strided SLP loads and fall back to scalar loads in case
131 2016-06-08 Richard Biener <rguenther@suse.de>
133 PR tree-optimization/71452
134 * tree-ssa.c (non_rewritable_lvalue_p): Make sure that the
135 type used for the SSA rewrite has enough precision to cover
136 the dynamic type of the location.
138 2016-06-08 Jakub Jelinek <jakub@redhat.com>
139 Richard Biener <rguenther@suse.de>
142 * fold-const.c (fold_comparison): Handle CONSTANT_CLASS_P (base0)
143 the same as DECL_P (base0) for indirect_base0. Use equality_code
144 in one further place.
146 2016-06-08 Richard Sandiford <richard.sandiford@arm.com>
148 * expmed.c (store_bit_field_1): Do not restrict a multiword op0
149 to one word if the field is known to overlap other words.
150 (extract_bit_field_1): Likewise.
151 (store_split_bit_field): Remove compensating code.
152 (extract_split_bit_field): Likewise.
154 2016-06-08 Bernd Schmidt <bschmidt@redhat.com>
158 * tree-ssa-strlen.c (handle_builtin_memcmp): Ignore debug insns.
160 2016-06-08 Jiong Wang <jiong.wang@arm.com>
162 * config/aarch64/aarch64-builtins.def (faddp): New builtins for modes in
164 * config/aarch64/aarch64-simd.md (aarch64_faddp<mode>): New.
165 (arch64_addpv4sf): Delete.
166 (reduc_plus_scal_v4sf): Use "gen_aarch64_faddpv4sf" instead of
167 "gen_aarch64_addpv4sf".
168 * config/aarch64/arm_neon.h (vpadd_f32): Remove inline assembly. Use
170 (vpadds_f32): Likewise.
171 (vpaddq_f32): Likewise.
172 (vpaddq_f64): Likewise.
174 2016-06-08 Jiong Wang <jiong.wang@arm.com>
176 * config/aarch64/aarch64-builtins.def (fabd): New builtins for modes
178 * config/aarch64/aarch64-simd.md (fabd<mode>_3): Extend modes from VDQF
179 to VALLF. Rename to "fabd<mode>3".
180 "*fabd_scalar<mode>3): Delete.
181 * config/aarch64/arm_neon.h (vabds_f32): Remove inline assembly.
183 (vabdd_f64): Likewise.
184 (vabd_f32): Likewise.
185 (vabd_f64): Likewise.
186 (vabdq_f32): Likewise.
187 (vabdq_f64): Likewise.
189 2016-06-08 Jiong Wang <jiong.wang@arm.com>
191 * config/aarch64/aarch64-builtins.def (rsqrts): New builtins for modes
193 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_<mode>3): Rename to
194 "aarch64_rsqrts<mode>".
195 * config/aarch64/aarch64.c (get_rsqrts_type): Update gen* name.
196 * config/aarch64/arm_neon.h (vrsqrtss_f32): Remove inline assembly. Use
198 (vrsqrtsd_f64): Likewise.
199 (vrsqrts_f32): Likewise.
200 (vrsqrts_f64): Likewise.
201 (vrsqrtsq_f32): Likewise.
202 (vrsqrtsq_f64): Likewise.
204 2016-06-08 Jiong Wang <jiong.wang@arm.com>
206 * config/aarch64/aarch64-builtins.def (rsqrte): New builtins for modes
208 * config/aarch64/aarch64-simd.md (aarch64_rsqrte_<mode>2): Rename to
209 "aarch64_rsqrte<mode>".
210 * config/aarch64/aarch64.c (get_rsqrte_type): Update gen* name.
211 * config/aarch64/arm_neon.h (vrsqrts_f32): Remove inline assembly. Use
213 (vrsqrted_f64): Likewise.
214 (vrsqrte_f32): Likewise.
215 (vrsqrte_f64): Likewise.
216 (vrsqrteq_f32): Likewise.
217 (vrsqrteq_f64): Likewise.
219 2016-06-08 Jiong Wang <jiong.wang@arm.com>
221 * config/aarch64/aarch64-builtins.def (scvtf): Register vector modes.
225 * config/aarch64/aarch64-simd.md
226 (<FCVT_F2FIXED:fcvt_fixed_insn><VDQF:mode>3): New.
227 (<FCVT_FIXED2F:fcvt_fixed_insn><VDQ_SDI:mode>3): Likewise.
228 * config/aarch64/arm_neon.h (vcvt_n_f32_s32): Remove inline assembly.
230 (vcvt_n_f32_u32): Likewise.
231 (vcvt_n_s32_f32): Likewise.
232 (vcvt_n_u32_f32): Likewise.
233 (vcvtq_n_f32_s32): Likewise.
234 (vcvtq_n_f32_u32): Likewise.
235 (vcvtq_n_f64_s64): Likewise.
236 (vcvtq_n_f64_u64): Likewise.
237 (vcvtq_n_s32_f32): Likewise.
238 (vcvtq_n_s64_f64): Likewise.
239 (vcvtq_n_u32_f32): Likewise.
240 (vcvtq_n_u64_f64): Likewise.
241 * config/aarch64/iterators.md (VDQ_SDI): New mode iterator.
242 (VSDQ_SDI): Likewise.
243 (fcvt_target): Support V4DI, V4SI and V2SI.
244 (FCVT_TARGET): Likewise.
246 2016-06-08 Jiong Wang <jiong.wang@arm.com>
248 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New
249 (TYPES_BINOP_SUS): Likewise.
250 (aarch64_simd_builtin_data): Update include file name.
251 (aarch64_builtins): Likewise.
252 * config/aarch64/aarch64-simd-builtins.def (scvtf): New entries
253 for conversion between scalar float-point and fixed-point.
257 * config/aarch64/aarch64.md
258 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3: New
259 pattern for conversion between scalar float to fixed-pointer.
260 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>: Likewise.
261 (UNSPEC_FCVTZS): New UNSPEC enumeration.
262 (UNSPEC_FCVTZU): Likewise.
263 (UNSPEC_SCVTF): Likewise.
264 (UNSPEC_UCVTF): Likewise.
265 * config/aarch64/arm_neon.h (vcvtd_n_f64_s64): Remove inline assembly.
267 (vcvtd_n_f64_u64): Likewise.
268 (vcvtd_n_s64_f64): Likewise.
269 (vcvtd_n_u64_f64): Likewise.
270 (vcvtd_n_f32_s32): Likewise.
271 (vcvts_n_f32_u32): Likewise.
272 (vcvtd_n_s32_f32): Likewise.
273 (vcvts_n_u32_f32): Likewise.
274 * config/aarch64/iterators.md (fcvt_target): Support integer to float
276 (FCVT_TARGET): Likewise.
277 (FCVT_FIXED2F): New iterator.
278 (FCVT_F2FIXED): Likewise.
279 (fcvt_fixed_insn): New define_int_attr.
281 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
283 * predict.c (pass_strip_predict_hints::execute): Cleanup CFG if
284 some statements was removed.
286 2016-06-08 Alan Hayward <alan.hayward@arm.com>
288 * tree-vect-data-refs.c (vect_analyze_data_refs): Remove debug newline.
289 * tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): likewise.
290 (vect_can_advance_ivs_p): likewise.
291 (vect_update_ivs_after_vectorizer): likewise.
292 * tree-vect-loop.c (vect_determine_vectorization_factor): likewise.
293 (vect_analyze_scalar_cycles_1): likewise.
294 (vect_analyze_loop_operations): likewise.
295 (report_vect_op): likewise.
296 (vect_is_slp_reduction): likewise.
297 (vect_is_simple_reduction): likewise.
298 (get_initial_def_for_induction): likewise.
299 (vect_transform_loop): likewise.
300 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): likewise.
301 (vect_recog_sad_pattern): likewise.
302 (vect_recog_widen_sum_pattern): likewise.
303 (vect_recog_widening_pattern): likewise.
304 (vect_recog_divmod_pattern): likewise.
305 * tree-vect-slp.c (vect-build-slp_tree_1): likewise.
306 (vect_analyze_slp_instance): likewise.
307 (vect_transform_slp_perm_load): likewise.
308 (vect_schedule_slp_instance): likewise.
310 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
312 * predict.c (predict_iv_comparison): Mention that heuristics is broken.
313 (return_prediction): PRED_CONST_RETURN predict return as not taken.
314 * predict.def (PRED_CONTINUE): Change hitrate 50->67
315 (PRED_LOOP_BRANCH): Document predictor as broken.
316 (PRED_LOOP_EXIT): Change hitrate 91->92.
317 (PRED_LOOP_EXTRA_EXIT): Change hitrate 91->83.
318 (PRED_POINTER, PRED_TREE_POINTER): Change hitrate 85->70.
319 (PRED_OPCODE_POSITIVE): Change hitrate 79->64.
320 (PRED_OPCODE_NONEQUAL): Change hitrate 91->66.
321 (PRED_TREE_OPCODE_POSITIVE): Change hitrate 73->64
322 (PRED_TREE_OPCODE_NONEQUAL): Chnage hitrate 72->66
323 (PRED_CALL): Chane hitrate 71->67.
324 (PRED_TREE_EARLY_RETURN): Document issues, change hitrate 61->54.
325 (PRED_GOTO): Document as unused right now.
326 (PRED_CONST_RETURN): Change hitrate 67->69
327 (PRED_NEGATIVE_RETURN): Change hitrate 96->98
328 (PRED_NULL_RETURN): Change hitrate 91->90.
329 (PRED_LOOP_IV_COMPARE_GUESS): Change hitrate to 98.
330 (PRED_FORTRAN_FAIL_ALLOC): Change hitrate to 62; document issues.
331 (PRED_FORTRAN_SIZE_ZERO): Change hitrate to 99.
333 2016-06-07 Bill Seurer <seurer@linux.vnet.ibm.com>
335 * config/rs6000/altivec.h: Add __builtin_vec_mul.
336 * config/rs6000/rs6000-builtin.def (vec_mul): Change vec_mul to a
337 special case Altivec builtin.
338 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
339 VSX_BUILTIN_VEC_MUL (replaced with special case code).
340 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
341 code for ALTIVEC_BUILTIN_VEC_MUL.
342 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
343 for __builtin_vec_mul.
345 2016-06-07 Peter Bergner <bergner@vnet.ibm.com>
347 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mhtm and
350 2016-06-07 David Malcolm <dmalcolm@redhat.com>
352 * spellcheck.c (selftest::test_find_closest_string): New function.
353 (spellcheck_c_tests): Call the above.
355 2016-06-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
357 * simplify-rtx.c (simplify_cond_clz_ctz): Delete 'mode' local
360 2016-06-07 Jakub Jelinek <jakub@redhat.com>
362 * config/i386/sse.md (avx_vec_concat<mode>): Add v=v,vm and
363 Yv=Yv,C alternatives.
365 2016-06-07 Richard Biener <rguenther@suse.de>
368 * common.opt (ffast-math): Make Optimization.
370 2016-06-07 Simon Dardis <simon.dardis@imgtec.com>
371 Prachi Godbole <prachi.godbole@imgtec.com>
373 * config/mips/p5600.md (p5600_fpu_fadd): Remove checking for
374 `fabs' and `fneg' type attributes.
375 (p5600_fpu_fabs): Add `fmove' to the comment.
377 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
379 * gimple.c: Include builtins.h
380 (gimple_inexpensive_call_p): New function.
381 * gimple.h (gimple_inexpensive_call_p): Declare.
382 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Use it.
383 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Likewise;
386 2016-06-07 Paolo Carlini <paolo.carlini@oracle.com>
388 * diagnostic.c (diagnostic_impl, diagnostic_n_impl): New.
389 (inform, inform_at_rich_loc, inform_n, warning, warning_at,
390 warning_at_rich_loc, warning_n, pedwarn, permerror,
391 permerror_at_rich_loc, error, error_n, error_at, error_at_rich_loc,
392 sorry, fatal_error, internal_error, internal_error_no_backtrace):
395 2016-06-07 Richard Biener <rguenther@suse.de>
397 PR tree-optimization/71428
398 * tree-ssa-math-opts.c (perform_symbolic_merge): Properly distinguish
399 BIT_FIELD_REF op vs. load.
401 2016-06-07 Richard Biener <rguenther@suse.de>
404 * match.pd ((X | ~Y) -> Y <= X): Properly invert the comparison
407 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
409 * config/pa/pa.md (call): Generate indirect long calls to non-local
410 functions on TARGET_64BIT.
411 (call_value): Likewise.
413 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
415 * config/pa/pa.md (call_val_reg_64bit): Remove "reg: DI " clobber from
416 pattern and subsequent splitters.
417 (call_val_reg_64bit_post_reload): Likewise.
419 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
422 * tree-ssa-reassoc.c (zero_one_operation): Fix NEGATE_EXPR operand for
423 propagate_op_to_single_use.
425 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
428 * tree-ssa-reassoc.c (reassociate_bb): Set uid for negate stmt.
430 2016-06-07 Uros Bizjak <ubizjak@gmail.com>
432 * config/i386/i386.h (enum ix86_enitity): Add X86_DIRFLAG.
433 (enum x86_dirflag_state): New enum.
434 (NUM_MODES_FOR_MODE_SWITCHING): Add X86_DIRFLAG_ANY.
435 (machine_function): Remove needs_cld.
436 (ix86_current_function_needs_cld): Remove.
437 * config/i386/i386.c (ix86_set_func_type): Set
438 ix86_optimize_mode_switching[X86_DIRFLAG] to 1.
439 (ix86_expand_prologue): Do not emit CLD here.
440 (ix86_dirflag_mode_needed): New function.
441 (ix86_dirflag_mode_entry): Ditto.
442 (ix86_mode_needed): Handle X86_DIRFLAG entity.
443 (ix86_mode_after): Ditto.
444 (ix86_mode_entry): Ditto.
445 (ix86_mode_exit): Ditto.
446 (ix86_emit_mode_set): Ditto.
447 * config/i386/i386.md (strmov_singleop): Set
448 ix86_optimize_mode_switching[X86_DIRFLAG] to 1 for TARGET_CLD.
449 Do not set ix86_current_function_needs_cld.
451 (strset_singleop): Ditto.
453 (cmpstrnqi_nz_1): Ditto.
454 (cmpstrnqi_1): Ditto.
457 2016-06-06 Jakub Jelinek <jakub@redhat.com>
459 PR tree-optimization/71259
460 * tree-vect-slp.c (vect_get_constant_vectors): For
461 VECTOR_BOOLEAN_TYPE_P, return all ones constant instead of
462 one for constant op, and use COND_EXPR for non-constant.
464 2016-06-06 David Malcolm <dmalcolm@redhat.com>
466 * Makefile.in (OBJS): Add function-tests.o,
467 hash-map-tests.o, hash-set-tests.o, rtl-tests.o,
468 selftest-run-tests.o.
469 (OBJS-libcommon): Add selftest.o.
470 (OBJS-libcommon-target): Add selftest.o.
471 (all.internal): Add "selftest".
472 (all.cross): Likewise.
473 (selftest): New phony target.
474 (s-selftest): New target.
475 (selftest-gdb): New phony target.
476 (COLLECT2_OBJS): Add selftest.o.
477 * bitmap.c: Include "selftest.h".
478 (selftest::test_gc_alloc): New function.
479 (selftest::test_set_range): New function.
480 (selftest::test_clear_bit_in_middle): New function.
481 (selftest::test_copying): New function.
482 (selftest::test_bitmap_single_bit_set_p): New function.
483 (selftest::bitmap_c_tests): New function.
484 * common.opt (fself-test): New.
485 * diagnostic-show-locus.c: Include "selftest.h".
486 (make_range): New function.
487 (test_range_contains_point_for_single_point): New function.
488 (test_range_contains_point_for_single_line): New function.
489 (test_range_contains_point_for_multiple_lines): New function.
490 (assert_eq): New function.
491 (test_get_line_width_without_trailing_whitespace): New function.
492 (selftest::diagnostic_show_locus_c_tests): New function.
493 * et-forest.c: Include "selftest.h".
494 (selftest::test_single_node): New function.
495 (selftest::test_simple_tree): New function.
496 (selftest::test_disconnected_nodes): New function.
497 (selftest::et_forest_c_tests): New function.
498 * fold-const.c: Include "selftest.h".
499 (selftest::assert_binop_folds_to_const): New function.
500 (selftest::assert_binop_folds_to_nonlvalue): New function.
501 (selftest::test_arithmetic_folding): New function.
502 (selftest::fold_const_c_tests): New function.
503 * function-tests.c: New file.
504 * gimple.c: Include "selftest.h".
505 Include "gimple-pretty-print.h".
506 (selftest::verify_gimple_pp): New function.
507 (selftest::test_assign_single): New function.
508 (selftest::test_assign_binop): New function.
509 (selftest::test_nop_stmt): New function.
510 (selftest::test_return_stmt): New function.
511 (selftest::test_return_without_value): New function.
512 (selftest::gimple_c_tests): New function.
513 * hash-map-tests.c: New file.
514 * hash-set-tests.c: New file.
515 * input.c: Include "selftest.h".
516 (selftest::assert_loceq): New function.
517 (selftest::test_accessing_ordinary_linemaps): New function.
518 (selftest::test_unknown_location): New function.
519 (selftest::test_builtins): New function.
520 (selftest::test_reading_source_line): New function.
521 (selftest::input_c_tests): New function.
522 * rtl-tests.c: New file.
523 * selftest-run-tests.c: New file.
524 * selftest.c: New file.
525 * selftest.h: New file.
526 * spellcheck.c: Include "selftest.h".
527 (selftest::levenshtein_distance_unit_test_oneway): New function,
528 adapted from testsuite/gcc.dg/plugin/levenshtein_plugin.c.
529 (selftest::levenshtein_distance_unit_test): Likewise.
530 (selftest::spellcheck_c_tests): Likewise.
531 * toplev.c: Include selftest.h.
532 (toplev::run_self_tests): New.
533 (toplev::main): Handle -fself-test.
534 * toplev.h (toplev::run_self_tests): New.
535 * tree.c: Include "selftest.h".
536 (selftest::test_integer_constants): New function.
537 (selftest::test_identifiers): New function.
538 (selftest::test_labels): New function.
539 (selftest::tree_c_tests): New function.
540 * tree-cfg.c: Include "selftest.h".
541 (selftest::push_fndecl): New function.
542 (selftest::test_linear_chain): New function.
543 (selftest::test_diamond): New function.
544 (selftest::test_fully_connected): New function.
545 (selftest::tree_cfg_c_tests): New function.
546 * vec.c: Include "selftest.h".
547 (selftest::safe_push_range): New function.
548 (selftest::test_quick_push): New function.
549 (selftest::test_safe_push): New function.
550 (selftest::test_truncate): New function.
551 (selftest::test_safe_grow_cleared): New function.
552 (selftest::test_pop): New function.
553 (selftest::test_safe_insert): New function.
554 (selftest::test_ordered_remove): New function.
555 (selftest::test_unordered_remove): New function.
556 (selftest::test_block_remove): New function.
557 (selftest::reverse_cmp): New function.
558 (selftest::test_qsort): New function.
559 (selftest::vec_c_tests): New function.c.
560 * wide-int.cc: Include selftest.h and wide-int-print.h.
561 (selftest::from_int <wide_int>): New function.
562 (selftest::from_int <offset_int>): New function.
563 (selftest::from_int <widest_int>): New function.
564 (selftest::assert_deceq): New function.
565 (selftest::assert_hexeq): New function.
566 (selftest::test_printing <VALUE_TYPE>): New function template.
567 (selftest::test_ops <VALUE_TYPE>): New function template.
568 (selftest::test_comparisons <VALUE_TYPE>): New function template.
569 (selftest::run_all_wide_int_tests <VALUE_TYPE>): New function
571 (selftest::wide_int_cc_tests): New function.
573 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
576 * ifcvt.c (noce_try_ifelse_collapse): New function.
578 (noce_process_if_block): Call noce_try_ifelse_collapse.
579 * simplify-rtx.c (simplify_cond_clz_ctz): New function.
580 (simplify_ternary_operation): Use the above to simplify
581 conditional CLZ/CTZ expressions.
583 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
586 * config/aarch64/aarch64.md (ctz<mode>2): Convert to
587 define_insn_and_split.
589 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
592 * config/arm/arm.md (ctzsi2): Convert to define_insn_and_split.
594 2016-06-06 Bernd Edlinger <bernd.edlinger@hotmail.de>
597 * cfgexpand.c (expand_asm_loc): Remove handling for ADDR_EXPR.
598 Implicitly clobber memory for basic asm with non-empty assembler
599 string. Use targetm.md_asm_adjust also here.
600 * compare-elim.c (arithmetic_flags_clobber_p): Use asm_noperands here.
601 * final.c (final_scan_insn): Handle basic asm in PARALLEL block.
602 * gimple.c (gimple_asm_clobbers_memory_p): Handle basic asm with
603 non-empty assembler string.
604 * ira.c (compute_regs_asm_clobbered): Use asm_noperands here.
605 * recog.c (asm_noperands): Handle basic asm in PARALLEL block.
606 (decode_asm_operands): Handle basic asm in PARALLEL block.
607 (extract_insn): Handle basic asm in PARALLEL block.
608 * doc/extend.texi: Mention new behavior of basic asm.
609 * config/ia64/ia64 (rtx_needs_barrier): Handle ASM_INPUT here.
610 * config/pa/pa.c (branch_to_delay_slot_p, branch_needs_nop_p,
611 branch_needs_nop_p): Use asm_noperands.
613 2016-06-06 Jose E. Marchesi <jose.marchesi@oracle.com>
615 * config/sparc/sparc.md (cpu): Add niagara7 cpu type.
616 Include the M7 SPARC DFA scheduler.
617 New attribute v3pipe.
618 Annotate insns with v3pipe where appropriate.
619 Define cpu_feature vis4.
620 Add lzd instruction type and set it on clzdi_sp64 and clzsi_sp64.
621 Add (V8QI "8") to vbits.
622 Add insns {add,sub}v8qi3
623 Add insns ss{add,sub}v8qi3
624 Add insns us{add,sub}{v8qi,v4hi}3
625 Add insns {min,max}{v8qi,v4hi,v2si}3
626 Add insns {minu,maxu}{v8qi,v4hi,v2si}3
627 Add insns fpcmp{le,gt,ule,ug,ule,ugt}{8,16,32}_vis.
628 * config/sparc/niagara4.md: Add a comment explaining the
629 discrepancy between the documented latenty numbers and the
631 * config/sparc/niagara7.md: New file.
632 * configure.ac (HAVE_AS_SPARC5_VIS4): Define if the assembler
633 supports SPARC5 and VIS 4.0 instructions.
634 * configure: Regenerate.
635 * config.in: Likewise.
636 * config.gcc: niagara7 is a supported cpu in sparc*-*-* targets.
637 * config/sparc/sol2.h (ASM_CPU32_DEFAUILT_SPEC): Set for
639 (ASM_CPU64_DEFAULT_SPEC): Likewise.
640 (CPP_CPU_SPEC): Handle niagara7.
641 (ASM_CPU_SPEC): Likewise.
642 * config/sparc/sparc-opts.h (processor_type): Add
645 * config/sparc/sparc.h (TARGET_CPU_niagara7): Define.
646 (AS_NIAGARA7_FLAG): Define.
647 (ASM_CPU64_DEFAULT_SPEC): Set for niagara7.
648 (CPP_CPU64_DEFAULT_SPEC): Likewise.
649 (CPP_CPU_SPEC): Handle niagara7.
650 (ASM_CPU_SPEC): Likewise.
651 * config/sparc/sparc.c (niagara7_costs): Define.
652 (sparc_option_override): Handle niagara7 and adjust cache-related
653 parameters with better values for niagara cpus. Also support VIS4.
654 (sparc32_initialize_trampoline): Likewise.
655 (sparc_use_sched_lookahead): Likewise.
656 (sparc_issue_rate): Likewise.
657 (sparc_register_move_cost): Likewise.
658 (dump_target_flag_bits): Support VIS4.
659 (sparc_vis_init_builtins): Likewise.
660 (sparc_builtins): Likewise.
661 * config/sparc/sparc-c.c (sparc_target_macros): Define __VIS__ for
663 * config/sparc/driver-sparc.c (cpu_names): Add SPARC-M7 and
665 * config/sparc/sparc.opt (sparc_processor_type): New value
667 * config/sparc/visintrin.h (__attribute__): Prototypes for the
669 * doc/invoke.texi (SPARC Options): Document -mcpu=niagara7 and
671 * doc/extend.texi (SPARC VIS Built-in Functions): Document the
674 2016-06-06 Jonathan Wakely <jwakely@redhat.com>
676 * doc/sourcebuild.texi (Directives): Remove extra closing braces.
678 2016-06-06 Richard Biener <rguenther@suse.de>
680 PR tree-optimization/71398
681 * tree-ssa-loop-ivcanon.c (unloop_loops): First unloop, then
684 2016-06-05 James Bowman <james.bowman@ftdichip.com>
686 * config/ft32/ft32.c (ft32_setup_incoming_varargs,
687 ft32_expand_prolog, ft32_expand_epilogue):
689 * config/ft32/ft32.h: Remove OUTGOING_REG_PARM_STACK_SPACE.
690 * config/ft32/ft32.md: Add pretend_returner.
692 2016-06-06 Uros Bizjak <ubizjak@gmail.com>
695 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
696 Copy op1 RTX to avoid invalid sharing.
697 (ix86_expand_vector_move_misalign): Ditto.
699 2016-06-05 John David Anglin <danglin@gcc.gnu.org>
701 * expr.c (move_by_pieces_d::generate): Mark mode parameter with
704 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
706 * predict.c (predicted_by_loop_heuristics_p): New function.
707 (predict_iv_comparison): Use it.
708 (predict_loops): Walk from innermost loops; do not predict edges
709 leaving multiple loops multiple times; implement
710 PRED_LOOP_ITERATIONS_MAX heuristics.
711 * predict.def (PRED_LOOP_ITERATIONS_MAX): New predictor.
713 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
715 * cfg.c (check_bb_profile): Do not report mismatched profiles when
716 only edges out of BB are EH edges.
718 2016-06-04 Martin Sebor <msebor@redhat.com>
719 Marcin Baczyński <marbacz@gmail.com>
722 * doc/invoke.texi (-Wreturn-type): Mention not warning on return with
723 a void expression in a void function.
725 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
727 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Do not check
728 aux; dump reasons of decisions.
729 (should_duplicate_loop_header_p): Likewise.
730 (do_while_loop_p): Likewise.
731 (ch_base::copy_headers): Dump asi num insns duplicated.
733 2016-06-04 Jakub Jelinek <jakub@redhat.com>
735 PR tree-optimization/71405
736 * tree-ssa.c (execute_update_addresses_taken): For clobber with
737 incompatible type, build a new clobber with the right type instead
738 of building a VIEW_CONVERT_EXPR around it.
740 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
742 PR tree-optimization/52171
743 * config/sh/sh.c (sh_use_by_pieces_infrastructure_p): Use
744 by_pieces_ninsns instead of move_by_pieces_ninsns.
746 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
748 * config/sh/sh.c (sh_print_operand_address): Don't use hardcoded 'r0'
749 for reg+reg addressing mode.
751 2016-06-03 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
753 * rs6000-c.c (c/c-tree.h): Add #include.
754 (altivec_resolve_overloaded_builtin): Handle ARRAY_TYPE arguments
755 in C++ when found in the base position of vec_ld or vec_st.
757 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
759 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Avoid
760 use of profile unless profile status is PROFILE_READ.
761 * profile.c (compute_branch_probabilities): Set profile status
762 only after reporting predictor hitrates.
764 2016-06-03 Joseph Myers <joseph@codesourcery.com>
768 * common.opt (ffp-int-builtin-inexact): New option.
769 * doc/invoke.texi (-fno-fp-int-builtin-inexact): Document.
770 * doc/md.texi (floor@var{m}2, btrunc@var{m}2, round@var{m}2)
771 (ceil@var{m}2): Document dependence on this option.
772 * ipa-inline-transform.c (inline_call): Handle
773 flag_fp_int_builtin_inexact.
774 * ipa-inline.c (can_inline_edge_p): Likewise.
775 * config/i386/i386.md (rintxf2): Do not test
776 flag_unsafe_math_optimizations.
777 (rint<mode>2_frndint): New define_insn.
778 (rint<mode>2): Do not test flag_unsafe_math_optimizations for 387
779 or !flag_trapping_math for SSE. Just use gen_rint<mode>2_frndint
780 for 387 instead of extending and truncating.
781 (frndintxf2_<rounding>): Test flag_fp_int_builtin_inexact ||
782 !flag_trapping_math instead of flag_unsafe_math_optimizations.
783 Change to frndint<mode>2_<rounding>.
784 (frndintxf2_<rounding>_i387): Likewise. Change to
785 frndint<mode>2_<rounding>_i387.
786 (<rounding_insn>xf2): Likewise.
787 (<rounding_insn><mode>2): Test flag_fp_int_builtin_inexact ||
788 !flag_trapping_math instead of flag_unsafe_math_optimizations for
789 x87. Test TARGET_ROUND || !flag_trapping_math ||
790 flag_fp_int_builtin_inexact instead of !flag_trapping_math for
791 SSE. Use ROUND_NO_EXC in constant operand of
792 gen_sse4_1_round<mode>2. Just use gen_frndint<mode>2_<rounding>
793 for 387 instead of extending and truncating.
795 2016-06-03 H.J. Lu <hongjiu.lu@intel.com>
796 Julia Koval <julia.koval@intel.com>
808 * config/i386/i386-protos.h (ix86_epilogue_uses): New prototype.
809 * config/i386/i386.c (ix86_conditional_register_usage): Preserve
810 all registers, except for function return registers if there are
811 no caller-saved registers.
812 (ix86_set_func_type): New function.
813 (ix86_set_current_function): Call ix86_set_func_type to set
814 no_caller_saved_registers and func_type. Call reinit_regs if
815 caller-saved registers are changed. Don't allow MPX, SSE, MMX
816 nor x87 instructions in interrupt handler nor function with
817 no_caller_saved_registers attribute.
818 (ix86_function_ok_for_sibcall): Return false if there are no
819 caller-saved registers.
820 (type_natural_mode): Don't warn ABI change for MMX in interrupt
822 (ix86_function_arg_advance): Skip for callee in interrupt handler.
823 (ix86_function_arg): Return special arguments in interrupt handler.
824 (ix86_promote_function_mode): Promote pointer to word_mode only
825 for normal functions.
826 (ix86_can_use_return_insn_p): Don't use `ret' instruction in
828 (ix86_epilogue_uses): New function.
829 (ix86_hard_regno_scratch_ok): Likewise.
830 (ix86_save_reg): Preserve all registers in interrupt handler
831 after reload. Preserve all registers, except for function return
832 registers, if there are no caller-saved registers after reload.
833 (find_drap_reg): Always use callee-saved register if there are
834 no caller-saved registers.
835 (ix86_minimum_incoming_stack_boundary): Return MIN_STACK_BOUNDARY
836 for interrupt handler.
837 (ix86_expand_prologue): Don't allow DRAP in interrupt handler.
838 Emit cld instruction if stringops are used in interrupt handler
839 or interrupt handler isn't a leaf function.
840 (ix86_expand_epilogue): Generate interrupt return for interrupt
841 handler and pop the 'ERROR_CODE' off the stack before interrupt
842 return in exception handler.
843 (ix86_expand_call): Disallow calling interrupt handler directly.
844 If there are no caller-saved registers, mark all registers that
845 are clobbered by the call which returns as clobbered.
846 (ix86_handle_no_caller_saved_registers_attribute): New function.
847 (ix86_handle_interrupt_attribute): Likewise.
848 (ix86_attribute_table): Add interrupt and no_caller_saved_registers
850 (TARGET_HARD_REGNO_SCRATCH_OK): Likewise.
851 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use argument
852 accumulation in interrupt function if stack may be realigned to
854 (EPILOGUE_USES): New.
855 (function_type): New enum.
856 (machine_function): Add func_type and no_caller_saved_registers.
857 * config/i386/i386.md (UNSPEC_INTERRUPT_RETURN): New.
858 (interrupt_return): New pattern.
859 * doc/extend.texi: Document x86 interrupt and
860 no_caller_saved_registers attributes.
862 2016-06-03 Bernd Schmidt <bschmidt@redhat.com>
864 PR tree-optimization/52171
865 * builtins.c (expand_cmpstrn_or_cmpmem): Delete, moved elsewhere.
866 (expand_builtin_memcmp): New arg RESULT_EQ. All callers changed.
867 Look for constant strings. Move some code to emit_block_cmp_hints
869 * builtins.def (BUILT_IN_MEMCMP_EQ): New.
870 * defaults.h (COMPARE_MAX_PIECES): New macro.
871 * expr.c (move_by_pieces_d, store_by_pieces_d): Remove old structs.
872 (move_by_pieces_1, store_by_pieces_1, store_by_pieces_2): Remvoe.
873 (clear_by_pieces_1): Don't declare. Move definition before use.
874 (can_do_by_pieces): New static function.
875 (can_move_by_pieces): Use it. Return bool.
876 (by_pieces_ninsns): Renamed from move_by_pieces_ninsns. New arg
877 OP. All callers changed. Handle COMPARE_BY_PIECES.
878 (class pieces_addr); New.
879 (pieces_addr::pieces_addr, pieces_addr::decide_autoinc,
880 pieces_addr::adjust, pieces_addr::increment_address,
881 pieces_addr::maybe_predec, pieces_addr::maybe_postinc): New member
883 (class op_by_pieces_d): New.
884 (op_by_pieces_d::op_by_pieces_d, op_by_pieces_d::run): New member
886 (class move_by_pieces_d, class compare_by_pieces_d,
887 class store_by_pieces_d): New subclasses of op_by_pieces_d.
888 (move_by_pieces_d::prepare_mode, move_by_pieces_d::generate,
889 move_by_pieces_d::finish_endp, store_by_pieces_d::prepare_mode,
890 store_by_pieces_d::generate, store_by_pieces_d::finish_endp,
891 compare_by_pieces_d::generate, compare_by_pieces_d::prepare_mode,
892 compare_by_pieces_d::finish_mode): New member functions.
893 (compare_by_pieces, emit_block_cmp_via_cmpmem): New static
895 (expand_cmpstrn_or_cmpmem): Moved here from builtins.c.
896 (emit_block_cmp_hints): New function.
897 (move_by_pieces, store_by_pieces, clear_by_pieces): Rewrite to just
898 use the newly defined classes.
899 * expr.h (by_pieces_constfn): New typedef.
900 (can_store_by_pieces, store_by_pieces): Use it in arg declarations.
901 (emit_block_cmp_hints, expand_cmpstrn_or_cmpmem): Declare.
902 (move_by_pieces_ninsns): Don't declare.
903 (can_move_by_pieces): Change return value to bool.
904 * target.def (TARGET_USE_BY_PIECES_INFRASTRUCTURE_P): Update docs.
905 (compare_by_pieces_branch_ratio): New hook.
906 * target.h (enum by_pieces_operation): Add COMPARE_BY_PIECES.
907 (by_pieces_ninsns): Declare.
908 * targethooks.c (default_use_by_pieces_infrastructure_p): Handle
910 (default_compare_by_pieces_branch_ratio): New function.
911 * targhooks.h (default_compare_by_pieces_branch_ratio): Declare.
912 * doc/tm.texi.in (STORE_MAX_PIECES, COMPARE_MAX_PIECES): Document.
913 * doc/tm.texi: Regenerate.
914 * tree-ssa-strlen.c: Include "builtins.h".
915 (handle_builtin_memcmp): New static function.
916 (strlen_optimize_stmt): Call it for BUILT_IN_MEMCMP.
917 * tree.c (build_common_builtin_nodes): Create __builtin_memcmp_eq.
919 2016-06-03 Alan Hayward <alan.hayward@arm.com>
921 * tree-vect-stmts.c (vect_stmt_relevant_p): Do not vectorize non live
922 relevant stmts which are simple and invariant.
923 * tree-vect-loop.c (vectorizable_live_operation): Check relevance
924 instead of simple and invariant
926 2016-06-03 Alan Hayward <alan.hayward@arm.com>
928 * tree-vect-loop.c (vect_analyze_loop_operations): Allow live stmts.
929 (vectorizable_reduction): Check for new relevant state.
930 (vectorizable_live_operation): vectorize live stmts using
931 BIT_FIELD_REF. Remove special case for gimple assigns stmts.
932 * tree-vect-stmts.c (is_simple_and_all_uses_invariant): New function.
933 (vect_stmt_relevant_p): Check for stmts which are only used live.
934 (process_use): Use of a stmt does not inherit it's live value.
935 (vect_mark_stmts_to_be_vectorized): Simplify relevance inheritance.
936 (vect_analyze_stmt): Check for new relevant state.
937 * tree-vectorizer.h (vect_relevant): New entry for a stmt which is used
938 outside the loop, but not inside it.
940 2016-06-03 Alan Hayward <alan.hayward@arm.com>
942 * tree-vectorizer.h (vect_get_vec_def_for_operand_1): New.
943 * tree-vect-stmts.c (vect_get_vec_def_for_operand_1): New.
944 (vect_get_vec_def_for_operand): Split out code.
946 2016-06-03 Segher Boessenkool <segher@kernel.crashing.org>
948 * config/rs6000/rs6000.md (define_peepholes for two mfcr's): Delete.
950 2016-06-03 Alan Hayward <alan.hayward@arm.com>
952 * tree-vect-stmts.c (vectorizable_call) Remove GOMP_SIMD_LANE code.
954 2016-06-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
956 * config/arm/thumb1.md (*thumb1_mulsi3): Fix typos in comment.
958 2016-06-03 Jakub Jelinek <jakub@redhat.com>
961 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): If redirecting
962 to noreturn e->callee->decl that has void return type and void
963 arguments, adjust gimple_call_fntype and remove lhs even if it had
964 previously addressable type.
966 2016-06-02 Jeff Law <law@redhat.com>
968 PR tree-optimization/71328
969 * tree-ssa-threadupdate.c (duplicate_thread_path): Fix off-by-one
970 error when checking for a jump back onto the copied path.
972 2016-06-02 David Malcolm <dmalcolm@redhat.com>
974 * config/microblaze/microblaze.c (get_branch_target): Add return
975 NULL_RTX for the non-CALL_P case.
976 (insert_wic_for_ilb_runout): Remove unused local "wic_addr1".
977 (insert_wic): Remove unused local "j".
979 2016-06-02 Martin Liska <mliska@suse.cz>
981 * predict.def: Fix typo in PRED_FORTRAN_FAIL_IO display name.
983 2016-06-02 H.J. Lu <hongjiu.lu@intel.com>
984 Julia Koval <julia.koval@intel.com>
986 * function.c (assign_parm_setup_stack): Force source into a
988 * target.def (function_incoming_arg): Update documentation to
989 allow arbitrary address computation based on hard register.
990 * doc/tm.texi: Regenerated.
992 2016-06-02 Martin Liska <mliska@suse.cz>
994 * predict.c (combine_predictions_for_bb): Fix first match in
995 cases where a first predictor contains more than one occurence
996 in list of predictors. Take the best value in such case.
998 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1000 PR rtl-optimization/71295
1001 * rtlanal.c (subreg_get_info): If taking a subreg at the requested
1002 offset would go over the size of the inner mode reject it.
1004 2016-06-02 Jakub Jelinek <jakub@redhat.com>
1006 * config/i386/sse.md (*vec_concatv4si): Use v=v,v instead of
1007 x=x,x and v=v,m instead of x=x,m.
1009 * config/i386/sse.md (*vec_concatv2si_sse4_1): Add avx512dq v=Yv,rm
1010 alternative. Change x=x,x alternative to v=Yv,Yv and x=rm,C
1011 alternative to v=rm,C.
1013 * config/i386/sse.md (*vec_concatv2di): Add x86_avx512dq v=Yv,rm
1014 alternative. Change x=xm,C alternative to v=vm,C, x=x,x alternative
1015 to v=Yv,Yv and x=x,m to v=v,m. Use maybe_evex prefix attribute
1016 instead of vex for the last two above mentioned alternatives.
1018 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1021 * config/arm/arm.c (arm_output_multireg_pop): Guard "pop" on update.
1023 2016-06-02 Segher Boessenkool <segher@kernel.crashing.org>
1025 * config/rs6000/dfp.md (trunctddd2): Correct the "length" attribute.
1027 2016-06-01 David Malcolm <dmalcolm@redhat.com>
1029 * config/rl78/rl78.c (rl78_expand_prologue): Convert local
1030 from int to unsigned.
1032 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
1034 * config/rs6000/vsx.md (vsx_splat_<mode>, V2DI/V2DF): Simplify
1035 alternatives, eliminating preferred register class. Add support
1036 for the MTVSRDD instruction in ISA 3.0.
1037 (vsx_splat_v4si_internal): Use splat_input_operand instead of
1038 reg_or_indexed_operand.
1039 (vsx_splat_v4sf_internal): Likewise.
1041 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
1044 * config/rs6000/vsx.md (xxspltib_<mode>_nosplit): Add alternatives
1045 for loading up all 0's or all 1's.
1047 2016-06-01 Thomas Preud'homme <thomas.preudhomme@arm.com>
1049 * doc/sourcebuild.texi (arm_acq_rel): Document new effective target.
1051 2016-06-01 Eduard Sanou <dhole@openmailbox.org>
1053 * doc/cppenv.texi: Note that the `%s` in `date` is a non-standard
1055 * gcc.c (driver_handle_option): Call set_source_date_epoch_envvar.
1056 * gcc.c (set_source_date_epoch_envvar): New function, sets
1057 the SOURCE_DATE_EPOCH environment variable to the current time.
1059 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
1061 * tree-vect-loop.c (vect_determine_vectorization_factor): Also compute
1062 the factor for live Phi nodes.
1064 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
1066 * loop-dolop.c (doloop_optimize): Us likely max iteration bound.
1067 * tree-parloops.c (parallelize_loops): likewise.
1068 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop,
1069 tree_unswitch_outer_loop): likewise.
1071 2016-06-01 Jakub Jelinek <jakub@redhat.com>
1074 * gimplify.c (gimplify_omp_for): Temporarily clear gimplify_omp_ctxp
1075 around creation of the temporary.
1077 2016-06-01 Richard Biener <rguenther@suse.de>
1079 PR tree-optimization/71366
1080 * tree-ssa-loop-ivcanon.c (edges_to_remove): New global.
1081 (unloop_loops): Move removing edges here ...
1082 (try_unroll_loop_completely): ... from here.
1083 (try_peel_loop): ... and here.
1084 (tree_unroll_loops_completely_1): Track parent loops via
1085 bitmap of header BBs.
1086 (tree_unroll_loops_completely): Adjust for that.
1088 2016-06-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
1090 * config/rs6000/altivec.h (vec_slv): New macro.
1091 (vec_srv): New macro.
1092 * config/rs6000/altivec.md (UNSPEC_VSLV): New value.
1093 (UNSPEC_VSRV): New value.
1096 * config/rs6000/rs6000-builtin.def (vslv): New builtin definition.
1097 (vsrv): New builtin definition.
1098 * config/rs6000/rs6000-c.c (P9V_BUILTIN_VSLV): Macro expansion to
1099 define argument types for new builtin.
1100 (P9V_BUILTIN_VSRV): Macro expansion to define argument types for
1102 * doc/extend.texi: Document the new vec_vslv and vec_srv built-in
1105 2016-06-01 Uros Bizjak <ubizjak@gmail.com>
1106 Jocelyn Mayer <l_indien@magic.fr>
1109 * config/i386/driver-i386.c (host_detect_local_cpu): Correctly
1110 detect processor family for signature_CENTAUR_ebx.
1111 <case PROCESSOR_I486>: Pass c3, winchip2 or winchip-c6 for
1112 signature_CENTAUR_ebx.
1113 <case PROCESSOR _PENTIUMPRO>: Pass c3-2 for signature_CENTAUR_ebx.
1114 <default>: Pass x86-64 for has_longmode.
1116 2016-06-01 Nathan Sidwell <nathan@acm.org>
1118 * config/nvptx/nvptx.c (nvptx_assemble_undefined_decl): Reject
1121 2016-06-01 Richard Biener <rguenther@suse.de>
1123 PR tree-optimization/71261
1124 * tree-vect-patterns.c (check_bool_pattern): Gather a hash-set
1125 of stmts successfully put in the bool pattern. Remove
1126 single-use restriction.
1127 (adjust_bool_pattern_cast): Add cast at the use site via the
1128 pattern def sequence.
1129 (adjust_bool_pattern): Remove recursion, maintain a hash-map
1130 of patterned defs. Use the pattern def seqence instead of
1131 multiple independent patterns.
1132 (sort_after_uid): New qsort compare function.
1133 (adjust_bool_stmts): New function to process stmts in the bool
1134 pattern in IL order.
1135 (vect_recog_bool_pattern): Adjust.
1136 * tree-if-conv.c (ifcvt_split_def_stmt): Remove.
1137 (ifcvt_walk_pattern_tree): Likewise.
1138 (stmt_is_root_of_bool_pattern): Likewise.
1139 (ifcvt_repair_bool_pattern): Likewise.
1140 (tree_if_conversion): Do not call ifcvt_repair_bool_pattern.
1142 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
1144 * loop-unroll.c (decide_unroll_constant_iterations,
1145 decide_unroll_runtime_iterations, decide_unroll_stupid): Use
1146 likely upper bounds.
1147 * loop-iv.c (find_simple_exit): Dump likely upper bounds.
1149 2016-06-01 Thomas Schwinge <thomas@codesourcery.com>
1151 * tree-core.h (enum omp_clause_code): Remove
1152 OMP_CLAUSE_DEVICE_RESIDENT. Adjust all users.
1154 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1156 * config/arm/sync.md (arm_store_exclusive<mode>):
1157 Use 'H' output modifier on operands[2] rather than creating a new
1158 entry in out-of-bounds memory of the operands array.
1159 (arm_store_release_exclusivedi): Likewise.
1161 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1163 * config/arm/arm.c (arm_fusion_enabled_p): New function.
1164 * config/arm/arm-protos.h (arm_fusion_enabled_p): Declare prototype.
1165 * config/arm/crypto.md (crypto_<crypto_pattern>, CRYPTO_UNARY):
1166 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
1168 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
1170 * tree-vect-loop.c (vect_determine_vectorization_factor): Also take
1171 into account live statements for mask producers.
1173 2016-06-01 Richard Biener <rguenther@suse.de>
1175 PR tree-optimization/71311
1176 * match.pd (@0 < @1 && @0 < @2 -> @0 < min(@1,@2)): Add :c and
1177 restrict to non-INTEGER_CST @0.
1179 2016-06-01 Richard Biener <rguenther@suse.de>
1181 * match.pd ((A & B) - (A & ~B) -> B - (A ^ B)): Add missing :c.
1182 (relational patterns): Use :c to avoid pattern duplications.
1184 2016-06-01 Richard Biener <rguenther@suse.de>
1186 * genmatch.c (comparison_code_p): New predicate.
1187 (swap_tree_comparison): New function.
1188 (commutate): Add for_vec parameter to append new for entries.
1189 Support commutating relational operators by swapping it alongside
1191 (lower_commutative): Adjust.
1192 (dt_simplify::gen): Do not pass artificial operators to gen
1194 (decision_tree::gen): Do not add artificial operators as parameters.
1195 (parser::parse_expr): Verify operator commutativity when :c is
1196 applied. Allow :C to override this.
1197 * match.pd: Adjust patterns to use :C instead of :c where required.
1199 2016-06-01 Patrick Palka <ppalka@gcc.gnu.org>
1201 PR tree-optimization/71077
1202 * tree-ssa-threadedge.c (simplify_control_stmt_condition_1): In
1203 the combining step, use boolean_false_node and boolean_true_node
1204 as the designated false/true return values.
1206 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
1208 * predict.def (PRED_LOOP_EXTRA_EXIT): Define.
1209 * predict.c (predict_iv_comparison): Also check PRED_LOOP_EXTRA_EXIT.
1210 (predict_extra_loop_exits): Use PRED_LOOP_EXTRA_EXIT instead of
1213 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
1215 * doc/invoke.texi (-frename-registers): Drop -fpeel-loops from list
1216 of flags impliying the register renaming.
1217 * toplev.c (process_options): Do not imply flag_rename_registers with
1220 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
1222 * config/sh/sh.h (ASM_OUTPUT_SYMBOL_REF): Remove macro and use the
1223 default implementation.
1225 2016-05-31 Nathan Sidwell <nathan@acm.org>
1227 * dwarf2out.c (cur_line_info_table): Add GTY marker.
1229 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
1231 * config/sh/constraints.md (b): Remove constraint.
1232 * config/sh/predicates.md (arith_reg_operand): Remove
1234 * config/sh/sh-modes.def (PDI): Remove.
1235 * config/sh/sh.c (sh_target_reg_class,
1236 sh_optimize_target_register_callee_saved): Remove functions.
1237 (sh_option_override): Don't set MASK_SAVE_ALL_TARGET_REGS.
1238 (sh_expand_epilogue): Update comment.
1239 (sh_hard_regno_mode_ok, sh_register_move_cost, calc_live_regs,
1240 sh_secondary_reload): Remove TARGET_REGS related code.
1241 * config/sh/sh.h (FIRST_TARGET_REG, LAST_TARGET_REG,
1242 TARGET_REGISTER_P): Remove macros.
1243 (SH_DBX_REGISTER_NUMBER, REG_ALLOC_ORDER): Remove target regs.
1244 * config/sh/sh.md (PR_MEDIA_REG, T_MEDIA_REG, FR23_REG, TR0_REG,
1245 TR1_REG, TR2_REG): Remove constants.
1246 * config/sh/sh.opt (SAVE_ALL_TARGET_REGS): Remove.
1248 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
1250 * config/sh/sh.md (adddi3, subdi3, negdi2, abs<mode>2): Remove
1251 define_expand patterns.
1252 (adddi3_compact): Rename to adddi3.
1253 (subdi3_compact): Rename to subdi3.
1254 (*negdi2): Rename to negdi2.
1255 (*abs<mode>2): Rename to abs<mode>2.
1257 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
1259 * config/rx/rx.md (FETCHOP_NO_MINUS): New code iterator.
1260 (atomic_<fetchop_name>_fetchsi): Extract minus operator into ...
1261 (atomic_sub_fetchsi): ... this new pattern.
1262 (mvtc): Add CC_REG clobber.
1264 2016-05-31 Marek Polacek <polacek@redhat.com>
1266 * gimplify.c (gimplify_switch_expr): Also handle GIMPLE_TRY.
1268 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1270 * config/aarch64/aarch64.c (aarch_macro_fusion_pair_p): Use
1271 aarch64_fusion_enabled_p to check for fusion capabilities.
1273 2016-05-31 Richard Biener <rguenther@suse.de>
1275 PR tree-optimization/71352
1276 * tree-ssa-reassoc.c (zero_one_operation): Handle op equal to
1277 minus one and a negate.
1279 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1281 * config/aarch64/aarch64.c (aarch64_simd_attr_length_move): Delete.
1282 * config/aarch64/aarch64-protos.h (aarch64_simd_attr_length_move):
1284 * config/aarch64/iterators.md (insn_count): Add descriptive comment.
1285 * config/aarch64/aarch64-simd.md (*aarch64_mov<mode>, VSTRUCT modes):
1286 Remove use of aarch64_simd_attr_length_move, set length attribute
1288 (*aarch64_be_movoi): Likewise.
1289 (*aarch64_be_movci): Likewise.
1290 (*aarch64_be_movxi): Likewise.
1292 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
1294 * loop-init.c (gate): Do not enale RTL loop unroller with -fpeel-loops.
1295 It no longer does that.
1296 * toplev.c (process_options): Do not enable flag_web with -fpeel-loops.
1298 2016-05-31 Wladimir J. van der Laan <laanwj@gmail.com>
1300 * config/aarch64/arm_neon.h (vdupb_laneq_s8): Remove spurious
1301 attribute __unused__.
1303 2016-05-31 Thomas Preud'homme <thomas.preudhomme@arm.com>
1305 * config/arm/arm-protos.h (arm_arch_thumb1): Declare.
1306 * config/arm/arm.c (arm_arch_thumb1): Define.
1307 (arm_option_override): Initialize arm_arch_thumb1.
1308 * config/arm/arm.h (arm_arch_thumb1): Declare.
1309 (TARGET_ARM_ARCH_ISA_THUMB): Use arm_arch_thumb to determine if target
1310 support Thumb-1 ISA.
1312 2016-05-31 Kirill Yukhin <kirill.yukhin@intel.com>
1315 * config/i386/sse.md (define_insn_and_split "*vec_extractv4sf_0"): Use
1316 `Yv' for scalar operand.
1318 2016-05-31 Tom de Vries <tom@codesourcery.com>
1320 PR tree-optimization/69068
1321 * graphite-isl-ast-to-gimple.c (copy_bb_and_scalar_dependences): Handle
1322 phis with more than two args.
1324 2016-05-30 Andreas Tobler <andreast@gcc.gnu.org>
1326 * config.gcc: Move hard float support for arm*hf*-*-freebsd* into
1327 armv6*-*-freebsd* for FreeBSD 11. Eliminate the arm*hf*-*-freebsd*
1330 2016-05-30 Jose E. Marchesi <jose.marchesi@oracle.com>
1332 * config.gcc (sparc*-*-*): Support cpu_32, cpu_64, tune_32 and
1334 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
1336 * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Add entries for
1337 cpu_32, cpu_64, tune_32 and tune_64.
1338 * config/sparc/sol2.h (OPTION_DEFAULT_SPECS): Likewise.
1340 2016-05-30 Uros Bizjak <ubizjak@gmail.com>
1342 * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
1344 2016-05-30 Andi Kleen <ak@linux.intel.com>
1346 * auto-profile.c (read_profile): Replace asserts with errors
1347 when file does not exist.
1348 * gcov-io.c (gcov_read_words): Dito.
1350 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
1352 * tree-cfg.c (print_loop): Print likely upper bounds.
1354 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
1356 * doc/invoke.texi (-fpeel-loops,-O3): Update documentation.
1357 * opts.c (default_options): Enable peel loops at -O3.
1358 * tree-ssa-loop-ivcanon.c (peeled_loops): New static var.
1359 (try_peel_loop): Do not re-peel already peeled loops;
1360 use likely upper bounds; fix profile updating.
1361 (pass_complete_unroll::execute): Initialize peeled_loops.
1363 2016-05-30 Martin Liska <mliska@suse.cz>
1365 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Scale
1366 computed costs by frequency of BB they belong to.
1367 (get_scaled_computation_cost_at): New function.
1369 2016-05-30 Alexander Monakov <amonakov@ispras.ru>
1370 Marc Glisse <marc.glisse@inria.fr>
1372 PR tree-optimization/71289
1373 * match.pd (-1 / B < A, A > -1 / B): New transformations.
1375 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
1377 * tree-vect-loop.c (vect_transform_loop): Update likely bounds.
1379 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
1381 * tree-ssa-loop-ivcanon.c (try_peel_loop): Correctly set wont_exit
1382 for peeled copies; avoid underflow when updating estimates; correctly
1385 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
1387 * tree-ssa-reassoc.ci (swap_ops_for_binary_stmt): Fix typo from commit
1388 r236875. Corrected oe3 to oe2 as obvious.
1390 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
1394 * tree-ssa-reassoc.c (insert_stmt_before_use): Use find_insert_point so
1395 that inserted stmt will not dominate stmts that defines its operand.
1396 (rewrite_expr_tree): Add stmt_to_insert before adding the use stmt.
1397 (rewrite_expr_tree_parallel): Likewise.
1399 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
1402 * tree-ssa-reassoc.c (swap_ops_for_binary_stmt): Fix swap such that
1403 all fields including stmt_to_insert are swapped.
1405 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
1407 * predict.h (force_edge_cold): Declare.
1408 * predict.c (force_edge_cold): New function.
1409 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Fix profile
1411 (canonicalize_loop_induction_variables): Fix formating.
1413 2016-05-30 Eric Botcazou <ebotcazou@adacore.com>
1415 * config/visium/visium.c (visium_split_double_add): Minor tweaks.
1416 (visium_expand_copysign): Use gen_int_mode directly.
1417 (visium_compute_frame_size): Minor tweaks.
1419 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
1421 * tree-vect-loop.c (vect_analyze_loop_2): Use
1422 likely_max_stmt_executions_int.
1424 2016-05-30 Tom de Vries <tom@codesourcery.com>
1426 PR tree-optimization/69067
1427 * graphite-isl-ast-to-gimple.c (get_def_bb_for_const): Remove assert.
1429 2016-05-29 Uros Bizjak <ubizjak@gmail.com>
1432 * config/i386/sync.md (define_peephole2 atomic_storedi_fpu):
1433 New peepholes to remove unneeded fild/fistp pairs.
1434 (define_peephole2 atomic_loaddi_fpu): Ditto.
1436 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
1438 * predict.c (maybe_hot_frequency_p): Avoid division.
1440 2016-05-28 Gerald Pfeifer <gerald@pfeifer.com>
1442 * doc/install.texi: Use https for shop.fsf.org.
1444 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
1446 * tree-ssa-loop-ivopts.c (estimated_stmt_executions_int): Use
1447 likely_max_stmt_executions_int.
1449 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
1451 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
1452 likely_max_stmt_executions_int.
1454 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
1456 * profile.c (compute_branch_probabilities): Do not report hitrates
1458 (branch_prob): Report hitrates here.
1459 * predict.c (gimple_predict_edge): Do not assert profile status;
1460 fix formatting issues.
1462 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
1464 * predict.c (edge_predicted_by_p): New function.
1465 (predict_paths_for_bb): Do not put multiple predictions of the same type
1468 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
1470 * tree-ssa-loop-niter.c (number_of_iterations_exit): Revert accidental
1473 2016-05-28 Alan Modra <amodra@gmail.com>
1475 * dominance.c (verify_dominators): Don't segfault on NULL imm_bb.
1477 2016-05-28 Alan Modra <amodra@gmail.com>
1479 PR rtl-optimization/71275
1480 * ira.c (ira): Free dominance info.
1482 2016-05-27 Gerald Pfeifer <gerald@pfeifer.com>
1484 * doc/sourcebuild.texi: New address for upstream Go repository.
1486 2016-05-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
1488 * config/arm/arm.h (TARGET_ARM_V6M): Remove.
1489 (TARGET_ARM_V7M): Likewise.
1491 2016-05-26 Jeff Law <law@redhat.com>
1493 * tree-ssa-threadedge.c: Remove include of tree-ssa-threadbackward.h.
1494 (thread_across_edge): Remove calls to find_jump_threads_backwards.
1495 * passes.def: Add jump threading passes before DOM/VRP.
1496 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Change
1497 argument to a basic block from an edge. Remove tests which are
1499 (pass_data_thread_jumps, class pass_thread_jumps): New.
1500 (pass_thread_jumps::gate, pass_thread_jumps::execute): New.
1501 (make_pass_thread_jumps): Likewise.
1502 * tree-pass.h (make_pass_thread_jumps): Declare.
1504 2016-05-27 Eric Botcazou <ebotcazou@adacore.com>
1506 * config/visium/visium-protos.h (split_double_move): Rename into...
1507 (visium_split_double_move): ...this.
1508 (visium_split_double_add): Declare.
1509 * config/visium/visium.c (split_double_move): Rename into...
1510 (visium_split_double_move): ...this.
1511 (visium_split_double_add): New function.
1512 (visium_expand_copysign): Renumber operands for consistency.
1513 * config/visium/visium.md (DImode move splitter): Adjust to renaming.
1514 (DFmode move splitter): Likewise.
1515 (*addi3_insn): Split by means of visium_split_double_add.
1516 (*adddi3_insn_flags): Delete.
1517 (*plus_plus_sltu<subst_arith>): New insn.
1518 (*subdi3_insn): Split by means of visium_split_double_add.
1519 (subdi3_insn_flags): Delete.
1520 (*minus_minus_sltu<subst_arith>): New insn.
1521 (*negdi2_insn): Split by means of visium_split_double_add.
1522 (*negdi2_insn_flags): Delete.
1524 2016-05-27 Ulrich Weigand <uweigand@de.ibm.com>
1526 * configure.ac: Treat a --with-headers option without argument
1527 the same as the default (i.e. consult sys-include directory).
1528 * configure: Regenerate.
1530 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1532 * config/aarch64/aarch64.c (aarch64_fusion_enabled_p): New function.
1533 * config/aarch64/aarch64-protos.h (aarch64_fusion_enabled_p): Declare
1535 * config/aarch64/aarch64-simd.md (aarch64_crypto_aes<aesmc_op>v16qi):
1536 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
1538 2016-05-27 Jiong Wang <jiong.wang@arm.com>
1541 * config/aarch64/aarch64.c (aarch64_expand_builtin_va_start): Honor
1542 tree-stdarg analysis results.
1543 (aarch64_setup_incoming_varargs): Likewise.
1545 2016-05-27 Jiong Wang <jiong.wang@arm.com>
1547 * config/aarch64/aarch64.c (aarch64_build_builtin_va_list): Initialize
1548 va_list_gpr_counter_field and va_list_fpr_counter_field.
1550 2016-05-27 Wilco Dijkstra <wdijkstr@arm.com>
1553 * config/aarch64/aarch64.h (CANNOT_CHANGE_MODE_CLASS): Remove.
1554 * config/aarch64/aarch64.c
1555 (aarch64_cannot_change_mode_class): Remove function.
1556 * config/aarch64/aarch64-protos.h
1557 (aarch64_cannot_change_mode_class): Remove.
1559 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
1561 * cfgloop.c (record_niter_bound): Record likely upper bounds.
1562 (likely_max_stmt_executions_int, get_likely_max_loop_iterations,
1563 get_likely_max_loop_iterations_int): New.
1564 * cfgloop.h (struct loop): Add nb_iterations_likely_upper_bound,
1565 any_likely_upper_bound.
1566 (get_likely_max_loop_iterations_int, get_likely_max_loop_iterations):
1568 * cfgloopmanip.c (copy_loop_info): Copy likely upper bounds.
1569 * loop-unroll.c (unroll_loop_constant_iterations): Update likely
1571 (unroll_loop_constant_iterations): Likewise.
1572 (unroll_loop_runtime_iterations): Likewise.
1573 * lto-streamer-in.c (input_cfg): Stream likely upper bounds.
1574 * lto-streamer-out.c (output_cfg): Likewise.
1575 * tree-ssa-loop-ivcanon.c (try_peel_loop): Update likely upper
1577 (canonicalize_loop_induction_variables): Dump likely upper bounds.
1578 * tree-ssa-loop-niter.c (record_estimate): Record likely upper bounds.
1579 (likely_max_loop_iterations): New.
1580 (likely_max_loop_iterations_int): New.
1581 (likely_max_stmt_executions): New.
1582 * tree-ssa-loop-niter.h (likely_max_loop_iterations,
1583 likely_max_loop_iterations_int, likely_max_stmt_executions_int,
1584 likely_max_stmt_executions): Declare.
1586 2016-05-27 Marek Polacek <polacek@redhat.com>
1589 * gimple-fold.c (gimple_fold_call): Check that LHS is not null.
1591 2016-05-27 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1593 * config/s390/s390.md (2x risbg splitters): Use
1594 reg_overlap_mentioned_p instead of rtx_equal_p.
1596 2016-05-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
1598 * combine.c (make_compound_operation): Take known zero bits into
1599 account when checking for possible zero_extend.
1601 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1603 * config/aarch64/aarch64.md (ashl<mode>3, SHORT modes):
1604 Use const_int_operand for operand 2 predicate. Simplify expand code
1607 2016-05-27 Ilya Enkovich <ilya.enkovich@intel.com>
1610 * fold-const.c (fold_ternary_loc): Don't fold VEC_COND_EXPR
1613 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1615 * config/aarch64/aarch64-modes.def (CC_ZESWP, CC_SESWP): Delete.
1616 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Remove condition
1617 that returns CC_SESWPmode and CC_ZESWPmode.
1618 (aarch64_get_condition_code_1): Remove handling of CC_SESWPmode
1620 (aarch64_rtx_costs): Likewise.
1622 2016-05-26 Michael Meissner <meissner@linux.vnet.ibm.com>
1624 * config/rs6000/rs6000.c (rs6000_emit_p9_fp_minmax): New function
1625 for ISA 3.0 min/max support.
1626 (rs6000_emit_p9_fp_cmove): New function for ISA 3.0 floating point
1627 conditional move support.
1628 (rs6000_emit_cmove): Call rs6000_emit_p9_fp_minmax and
1629 rs6000_emit_p9_fp_cmove if the ISA 3.0 instructions are
1631 * config/rs6000/rs6000.md (SFDF2): New iterator to allow doing
1632 conditional moves where the comparison type is different from move
1634 (fp_minmax): New code iterator for smin/smax.
1635 (minmax): New code attributes for min/max.
1636 (SMINMAX): Likewise.
1637 (smax<mode>3): Combine min, max insns into one insn using the
1638 fp_minmax code iterator. Add support for ISA 3.0 min/max
1639 instructions that don't need -ffast-math.
1640 (s<minmax><mode>3): Likewise.
1641 (smax<mode>3_vsx): Likewise.
1642 (smin<mode>3): Likewise.
1643 (s<minmax><mode>3_vsx): Likewise.
1644 (smin<mode>3_vsx): Likewise.
1645 (pre-VSX min/max splitters): Likewise.
1646 (s<minmax><mode>3_fpr): Likewise.
1647 (movsfcc): Rewrite floating point conditional moves to combine
1648 SFmode/DFmode into a single insn.
1649 (mov<mode>cc): Likewise.
1650 (movdfcc): Likewise.
1651 (fselsfsf4): Combine FSEL cases into a single insn, using SFDF and
1652 SFDF2 iterators to handle all combinations.
1653 (fseldfsf4): Likewise.
1654 (fsel<SFDF:mode><SFDF2:mode>4): Likewise.
1655 (fseldfdf4): Likewise.
1656 (fselsfdf4): Likewise.
1657 (mov<SFDF:mode><SFDF2:mode>cc_p9): Add support for the ISA 3.0
1658 comparison instructions that set a 0/-1 mask, and use it for
1659 floating point conditional move via XXSEL.
1660 (fpmask<mode>): Likewise.
1661 (xxsel<mode>): Likewise.
1662 * config/rs6000/predicates.md (min_max_operator): Delete, no
1664 (fpmask_comparison_operaton): New insn for ISA 3.0 comparison
1665 instructions that generate a 0/-1 mask for use with XXSEL.
1666 * config/rs6000/rs6000.h (TARGET_MINMAX_SF): New helper macros to
1667 say whether floating point min/max is available, either through
1668 FSEL, ISA 2.06 min/max, and ISA 3.0 min/max instrucitons.
1669 (TARGET_MINMAX_DF): Likewise.
1671 2016-05-27 Alan Modra <amodra@gmail.com>
1673 PR rtl-optimization/71275
1674 * ira.c (ira): Call loop_optimizer_init to set up bb_loop_depth
1675 for update_equiv_regs and combine_and_move_insns.
1677 2016-05-26 Uros Bizjak <ubizjak@gmail.com>
1679 * config/i386/i386.md (*movqi_internal) <attr "isa">: Use
1680 if_then_else or cond RTXes to calculate attribute value.
1681 * config/i386/mmx.md (*vec_extractv2sf_1) <attr "prefix_rep">: Ditto.
1682 <attr "length_immediate>: Ditto.
1683 (*vec_extractv2sf_1) <attr "length_immediate">: Ditto.
1684 * config/i386/sse.md (sse_loadlps) <attr "length_immediate">: Ditto.
1685 (*vec_concatv2sf_sse4_1) <attr "isa">: Ditto.
1686 <attr "type">: Ditto.
1687 <attr "prefix_data16">: Ditto.
1688 <attr "prefix_extra">: Ditto.
1689 <attr "length_immediate">: Ditto.
1690 <attr "prefix">: Ditto.
1691 (vec_set<mode>_0) <attr "isa">: Ditto.
1692 <attr "prefix_extra">: Ditto.
1693 <attr "length_immediate">: Ditto.
1694 <attr "prefix">: Ditto.
1695 (*vec_interleave_highv2df) <attr "prefix_data16">: Ditto.
1696 (*vec_interleave_lowv2df) <attr "prefix_data16">: Ditto.
1697 (sse2_storelpd) <attr "prefix_data16">: Ditto.
1698 (sse2_loadhpd) <attr "prefix_data16">: Ditto.
1699 (sse2_loadlpd) <attr "prefix_data16">: Ditto.
1700 <attr "length_immediate">: Ditto.
1701 <attr "prefix">: Ditto.
1702 (sse2_movsd) <attr "length_immediate">: Ditto.
1703 <attr "prefix">: Ditto.
1704 (vec_concatv2df) <attr "isa">: Ditto.
1705 <attr "prefix">: Ditto.
1706 (*vec_extractv4si) <attr "prefix_extra">: Ditto.
1707 (*vec_extractv2di_1) <attr "isa">: Ditto.
1708 <attr "type">: Ditto.
1709 <attr "length_immediate">: Ditto.
1710 <attr "prefix_rex">: Ditto.
1711 <attr "prefix_extra">: Ditto.
1712 (*vec_concatv2si_sse4_1) <attr "type">: Ditto.
1713 <attr "prefix_extra">: Ditto.
1714 <attr "length_immediate">: Ditto.
1715 (vec_concatv2di) <attr "isa">: Ditto.
1716 <attr "prefix_extra">: Ditto.
1717 <attr "length_immediate">: Ditto.
1718 <attr "prefix">: Ditto.
1720 2016-05-26 Martin Liska <mliska@suse.cz>
1722 * tree-ssa-loop-ivopts.c (comp_cost::infinite_cost_p): New
1724 (operator+): Likewise.
1725 (operator-): Likewise.
1726 (comp_cost::operator+=): Likewise.
1727 (comp_cost::operator-=): Likewise.
1728 (comp_cost::operator/=): Likewise.
1729 (comp_cost::operator*=): Likewise.
1730 (operator<): Likewise.
1731 (operator==): Likewise.
1732 (operator<=): Likewise.
1734 (infinite_cost_p): Likewise.
1735 (add_costs): Likewise.
1736 (sub_costs): Likewise.
1737 (compare_costs): Likewise.
1738 (set_group_iv_cost): Use the newly introduced functions.
1739 (get_address_cost): Likewise.
1740 (get_shiftadd_cost): Likewise.
1741 (force_expr_to_var_cost): Likewise.
1742 (split_address_cost): Likewise.
1743 (ptr_difference_cost): Likewise.
1744 (difference_cost): Likewise.
1745 (get_computation_cost_at): Likewise.
1746 (determine_group_iv_cost_generic): Likewise.
1747 (determine_group_iv_cost_address): Likewise.
1748 (determine_group_iv_cost_cond): Likewise.
1749 (autoinc_possible_for_pair): Likewise.
1750 (determine_group_iv_costs): Likewise.
1751 (cheaper_cost_pair): Likewise.
1752 (iv_ca_recount_cost): Likewise.
1753 (iv_ca_set_no_cp): Likewise.
1754 (iv_ca_set_cp): Likewise.
1755 (iv_ca_cost): Likewise.
1756 (iv_ca_new): Likewise.
1757 (iv_ca_dump): Likewise.
1758 (iv_ca_narrow): Likewise.
1759 (iv_ca_prune): Likewise.
1760 (iv_ca_replace): Likewise.
1761 (try_add_cand_for): Likewise.
1762 (try_improve_iv_set): Likewise.
1763 (find_optimal_iv_set): Likewise.
1765 2016-05-26 Richard Sandiford <richard.sandiford@arm.com>
1767 * tree-ssa-loop-ivopts.c (loop_body_includes_call): Don't assume
1768 that internal functions will clobber all caller-saved registers.
1770 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
1772 * config/aarch64/aarch64.c (aarch64_case_values_threshold):
1773 Return a better case_values_threshold when optimizing.
1775 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
1777 * config/aarch64/aarch64-simd.md (aarch64_combinez):
1778 Add ? to integer variant.
1779 (aarch64_combinez_be): Likewise.
1781 2016-05-26 Jakub Jelinek <jakub@redhat.com>
1783 * config/i386/sse.md (*vcvtps2ph_store<mask_name>): Use v constraint
1784 instead of x constraint.
1785 (vcvtps2ph256<mask_name>): Likewise.
1787 * config/i386/sse.md (*ssse3_palignr<mode>_perm): Add avx512bw
1788 alternative. Formatting fix.
1790 * config/i386/sse.md
1791 (<mask_codefor>avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Rename
1793 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>): ... this.
1794 (*avx_vperm_broadcast_v4sf): Use v constraint instead of x. Use
1795 maybe_evex prefix instead of vex.
1796 (*avx_vperm_broadcast_<mode>): Use v constraint instead of x. Handle
1797 EXT_REX_SSE_REG_P (op0) case in the splitter.
1799 2016-05-25 Jeff Law <law@redhat.com>
1801 PR tree-optimization/71272
1802 * tree-ssa-threadbackward.c (convert_and_register_jump_thread_path):
1803 Update comments. Add test for empty path.
1805 2016-05-25 Bill Seurer <seurer@linux.vnet.ibm.com>
1807 * config/rs6000/altivec.h (vec_cmpne): Add #define for vec_cmpne.
1808 * config/rs6000/rs6000-builtin.def (vec_cmpne): Add vec_cmpne as a
1809 special case builtin.
1810 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
1811 code for ALTIVEC_BUILTIN_VEC_CMPNE.
1812 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
1813 for __builtin_vec_cmpne.
1815 2016-05-25 Eric Botcazou <ebotcazou@adacore.com>
1817 * tree-ssa-phiopt.c (factor_out_conditional_conversion): Remove
1818 redundant test and bail out if the type of the new operand is not
1819 a GIMPLE register type after stripping a VIEW_CONVERT_EXPR.
1821 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
1823 * config/i386/i386.opt (ix86_target_flags_explicit): Remove.
1824 (x_ix86_target_flags_explicit): Remove.
1825 * config/i386/i386.c (ix86_function_specific_save): Do not copy
1826 x_ix86_target_flags_explicit.
1827 (ix86_function_specific_restore): Ditto.
1829 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
1830 H.J. Lu <hongjiu.lu@intel.com>
1833 * common/config/i386/i386-common.c
1834 (OPTION_MASK_ISA_GENERAL_REGS_ONLY_UNSET): New.
1835 (ix86_handle_option) <case OPT_mgeneral_regs_only>: Disable
1836 MPX, MMX, SSE and x87 instructions for -mgeneral-regs-only.
1837 * config/i386/i386.opt (ix86_target_flags): Add new Variable.
1838 (-mgeneral-regs-only): Add new option.
1839 * config/i386/i386.c (ix86_option_override_internal): Don't enable
1840 x87 instructions if only general registers are allowed.
1841 (ix86_target_string): Add ix86_flags argument. Handle additional
1842 flags options through ix86_flags argument. Update all callers.
1843 * doc/invoke.texi: Document -mgeneral-regs-only.
1845 2016-05-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1847 PR rtl-optimization/66940
1848 * ifcvt.c (noce_get_alt_condition): Check that incrementing or
1849 decrementing desired_val will not overflow before performing these
1852 2016-05-25 Ilya Verbin <ilya.verbin@intel.com>
1854 * config/i386/i386-builtin-types.def: Add V16SI_FTYPE_V16SF,
1855 V8DF_FTYPE_V8DF_ROUND, V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND.
1856 * config/i386/i386.c (enum ix86_builtins): Add
1857 IX86_BUILTIN_CVTPS2DQ512_MASK, IX86_BUILTIN_FLOORPS512,
1858 IX86_BUILTIN_FLOORPD512, IX86_BUILTIN_CEILPS512, IX86_BUILTIN_CEILPD512,
1859 IX86_BUILTIN_TRUNCPS512, IX86_BUILTIN_TRUNCPD512,
1860 IX86_BUILTIN_CVTPS2DQ512, IX86_BUILTIN_VEC_PACK_SFIX512,
1861 IX86_BUILTIN_FLOORPS_SFIX512, IX86_BUILTIN_CEILPS_SFIX512,
1862 IX86_BUILTIN_ROUNDPS_AZ_SFIX512.
1863 (builtin_description bdesc_args): Add __builtin_ia32_floorps512,
1864 __builtin_ia32_ceilps512, __builtin_ia32_truncps512,
1865 __builtin_ia32_floorpd512, __builtin_ia32_ceilpd512,
1866 __builtin_ia32_truncpd512, __builtin_ia32_cvtps2dq512,
1867 __builtin_ia32_vec_pack_sfix512, __builtin_ia32_roundps_az_sfix512,
1868 __builtin_ia32_floorps_sfix512, __builtin_ia32_ceilps_sfix512.
1869 Change IX86_BUILTIN_CVTPS2DQ512 to IX86_BUILTIN_CVTPS2DQ512_MASK for
1870 __builtin_ia32_cvtps2dq512_mask.
1871 (ix86_expand_args_builtin): Handle V8DF_FTYPE_V8DF_ROUND,
1872 V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF.
1873 (ix86_builtin_vectorized_function): Handle builtins mentioned above.
1874 * config/i386/sse.md
1875 (<mask_codefor>avx512f_fix_notruncv16sfv16si<mask_name><round_name>):
1877 (avx512f_fix_notruncv16sfv16si<mask_name><round_name>): ... this.
1878 (<mask_codefor>avx512f_cvtpd2dq512<mask_name><round_name>): Rename
1880 (avx512f_cvtpd2dq512<mask_name><round_name>): ... this.
1881 (avx512f_vec_pack_sfix_v8df): New define_expand.
1882 (avx512f_roundpd512): Rename to ...
1883 (avx512f_round<castmode>512): ... this. Change iterator.
1884 (avx512f_roundps512_sfix): New define_expand.
1885 (round<mode>2_sfix): Change iterator.
1887 2016-05-25 Nick Clifton <nickc@redhat.com>
1889 * config/msp430/msp430.c (msp430_attr): Produce an error if a
1890 static interrupt handler is detected.
1891 * config/msp430/msp430.h (LIB_SPEC): Do not use msp430.ld as the
1892 default linker script.
1893 * config/msp430/msp430.md (movpsihi2_lo): New pattern for loading
1894 the low part of a symbolic pointer.
1896 2016-05-25 Richard Biener <rguenther@suse.de>
1898 PR tree-optimization/71261
1899 * tree-if-conv.c (ifcvt_split_def_stmt): Walk uses on the
1900 interesting stmt instead of immediate uses when looking
1901 for the use operand to replace.
1903 2016-05-25 Martin Liska <mliska@suse.cz>
1905 * ipa-inline.c (edge_badness): Use 'w/' instead of 'w'.
1907 2016-05-25 Richard Biener <rguenther@suse.de>
1909 PR tree-optimization/71264
1910 * tree-vect-stmts.c (vect_init_vector): Properly deal with
1913 2016-05-25 Martin Liska <mliska@suse.cz>
1915 PR tree-optimization/71239
1916 * tree.c (array_at_struct_end_p): Do not call operand_equal_p
1917 if DECL_SIZE is NULL.
1919 2016-05-25 Richard Biener <rguenther@suse.de>
1921 * timevar.def (TV_TREE_LOOP_IFCVT): Add.
1922 * tree-if-conv.c (pass_data_if_conversion): Use it.
1924 2016-05-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
1926 * cgraph.c (cgraph_node::get_availability): Fix typo in comment.
1927 * symtab.c (symtab_node::binds_to_current_def_p): Likewise.
1928 * varpool.c (varpool_node::get_availability): Likewise.
1930 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
1932 * config/rs6000/altivec.md (VNEG iterator): New iterator for
1933 VNEGW/VNEGD instructions.
1934 (p9_neg<mode>2): New insns for ISA 3.0 VNEGW/VNEGD.
1935 (neg<mode>2): Add expander for V2DImode added in ISA 2.07, and
1936 support for ISA 3.0 VNEGW/VNEGD instructions.
1938 2016-05-24 Cesar Philippidis <cesar@codesourcery.com>
1940 * gimplify.c (omp_notice_variable): Use zero-length arrays for data
1941 pointers inside OACC_DATA regions.
1942 (gimplify_scan_omp_clauses): Prune firstprivate clause associated
1943 with OACC_DATA, OACC_ENTER_DATA and OACC_EXIT data regions.
1944 (gimplify_adjust_omp_clauses): Fix typo in comment.
1946 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
1948 * config/rs6000/altivec.md (VParity): New mode iterator for vector
1949 parity built-in functions.
1950 (p9v_ctz<mode>2): Add support for ISA 3.0 vector count trailing
1952 (p9v_parity<mode>2): Likewise.
1953 * config/rs6000/vector.md (VEC_IP): New mode iterator for vector
1955 (ctz<mode>2): ISA 3.0 expander for vector count trailing zeros.
1956 (parity<mode>2): ISA 3.0 expander for vector parity.
1957 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_1): New macros for
1959 (BU_P9_64BIT_MISC_0): Likewise.
1960 (BU_P9_MISC_0): Likewise.
1961 (BU_P9V_AV_1): Likewise.
1962 (BU_P9V_AV_2): Likewise.
1963 (BU_P9V_AV_3): Likewise.
1964 (BU_P9V_AV_P): Likewise.
1965 (BU_P9V_VSX_1): Likewise.
1966 (BU_P9V_OVERLOAD_1): Likewise.
1967 (BU_P9V_OVERLOAD_2): Likewise.
1968 (BU_P9V_OVERLOAD_3): Likewise.
1969 (VCTZB): Add vector count trailing zeros support.
1973 (VPRTYBD): Add vector parity support.
1974 (VPRTYBQ): Likewise.
1975 (VPRTYBW): Likewise.
1976 (VCTZ): Add overloaded vector count trailing zeros support.
1977 (VPRTYB): Add overloaded vector parity support.
1978 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
1979 overloaded vector count trailing zeros and parity instructions.
1980 * config/rs6000/rs6000.md (wd mode attribute): Add V1TI and TI for
1981 vector parity support.
1982 * config/rs6000/altivec.h (vec_vctz): Add ISA 3.0 vector count
1983 trailing zeros support.
1984 (vec_cntlz): Likewise.
1985 (vec_vctzb): Likewise.
1986 (vec_vctzd): Likewise.
1987 (vec_vctzh): Likewise.
1988 (vec_vctzw): Likewise.
1989 (vec_vprtyb): Add ISA 3.0 vector parity support.
1990 (vec_vprtybd): Likewise.
1991 (vec_vprtybw): Likewise.
1992 (vec_vprtybq): Likewise.
1993 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
1994 the ISA 3.0 vector count trailing zeros and vector parity built-in
1997 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
1999 * tree-ssa-reassoc.c (sort_by_operand_rank): Skip checking gimple_bb
2000 when there is stmt_to_insert.
2002 2016-05-24 Martin Sebor <msebor@redhat.com>
2005 * tree.h (complete_or_array_type_p): New inline function.
2007 2016-05-24 Jakub Jelinek <jakub@redhat.com>
2009 * config/i386/i386.h (TARGET_AVOID_4BYTE_PREFIXES): Define.
2010 * config/i386/constraints.md (Yr): Test TARGET_AVOID_4BYTE_PREFIXES
2011 rather than X86_TUNE_AVOID_4BYTE_PREFIXES.
2013 * config/i386/sse.md (<sse4_1>_round<ssemodesuffix><avxsizesuffix>):
2014 Limit 1st alternative to noavx isa, split 2nd alternative into one
2015 noavx and one avx alternative, use *x and Bm in the former and
2016 x and m in the latter.
2018 * config/i386/sse.md (vec_set<mode>_0): Use sse4_noavx isa instead
2019 of sse4 for the first alternative, drop %v from the template
2020 and d operand modifier. Split second alternative into one sse4_noavx
2021 and one avx alternative, use *x instead of *v in the former and v
2022 instead of *v in the latter.
2023 (*sse4_1_extractps): Use noavx isa instead of * for the first
2024 alternative, drop %v from the template. Split second alternative into
2025 one noavx and one avx alternative, use *x instead of *v in the
2026 former and v instead of *v in the latter.
2027 (<vi8_sse4_1_avx2_avx512>_movntdqa): Guard the first 2 alternatives
2028 with noavx and the last one with avx.
2029 (sse4_1_phminposuw): Guard first alternative with noavx isa,
2030 split the second one into one noavx and one avx alternative,
2031 use *x and Bm in the former and x and m in the latter one.
2032 (<sse4_1>_ptest<mode>): Use noavx instead of * for the first two
2035 * config/i386/sse.md (sse4_1_<code>v8qiv8hi2<mask_name>): Limit
2036 first two alternatives to noavx, use *x instead of *v in the second
2037 one, add avx alternative without *.
2038 (sse4_1_<code>v4qiv4si2<mask_name>, sse4_1_<code>v4hiv4si2<mask_name>,
2039 sse4_1_<code>v2qiv2di2<mask_name>, sse4_1_<code>v2hiv2di2<mask_name>,
2040 sse4_1_<code>v2siv2di2<mask_name>): Likewise.
2042 2016-05-24 Jeff Law <law@redhat.com>
2044 * tree-ssa-threadbackwards.c (convert_and_register_jump_thread_path):
2045 New function, extracted from...
2046 (fsm_find_control_statement_thread_paths): Here. Use the new function.
2047 Allow simple copies and constant initializations in the SSA chain.
2049 2016-05-24 Marek Polacek <polacek@redhat.com>
2052 * gimplify.c (gimplify_switch_expr): Look into the innermost lexical
2055 2016-05-24 Jakub Jelinek <jakub@redhat.com>
2058 * tree-vect-stmts.c (vectorizable_simd_clone_call): Handle
2059 SIMD_CLONE_ARG_TYPE_LINEAR_REF_CONSTANT_STEP like
2060 SIMD_CLONE_ARG_TYPE_LINEAR_CONSTANT_STEP. Add
2061 SIMD_CLONE_ARG_TYPE_LINEAR_VAL_CONSTANT_STEP and
2062 SIMD_CLONE_ARG_TYPE_LINEAR_UVAL_CONSTANT_STEP cases explicitly.
2064 2016-05-24 Richard Biener <rguenther@suse.de>
2066 PR tree-optimization/71240
2067 * tree-ssa-math-opts.c (init_symbolic_number): Verify the source
2070 2016-05-24 Richard Biener <rguenther@suse.de>
2072 PR tree-optimization/71230
2073 * tree-ssa-reassoc.c (zero_one_operation): Handle negate special ops.
2075 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
2077 * tree-vectorizer.h (vectorizable_comparison): Delete.
2078 * tree-vect-loop.c (vectorizable_reduction): Remove redundant
2079 PURE_SLP_STMT check.
2080 * tree-vect-stmts.c (vectorizable_call): Likewise.
2081 (vectorizable_simd_clone_call): Likewise.
2082 (vectorizable_conversion): Likewise.
2083 (vectorizable_assignment): Likewise.
2084 (vectorizable_shift): Likewise.
2085 (vectorizable_operation): Likewise.
2086 (vectorizable_load): Likewise.
2087 (vectorizable_condition): Likewise.
2088 (vectorizable_store): Likewise. Assert that we don't have
2090 (vectorizable_comparison): Make static. Remove redundant
2091 PURE_SLP_STMT check.
2092 (vect_transform_stmt): Assert that we always have an slp_node
2095 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2097 * config/arm/neon.md (ashldi3_neon): Replace comparison of INTVAL of
2098 operands[2] against 1 with comparison against CONST1_RTX.
2099 (<shift>di3_neon): Likewise.
2100 * config/arm/predicates.md (const0_operand): Replace with comparison
2103 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2105 * config/arm/arm.md (ashldi3): Replace comparison of INTVAL of
2106 operands[2] against 1 with comparison against CONST1_RTX.
2107 (ashrdi3): Likewise.
2108 (lshrdi3): Likewise.
2109 (ashlsi3): Replace cast of INTVAL to unsigned HOST_WIDE_INT with
2111 (ashrsi3): Likewise.
2112 (lshrsi3): Likewise.
2113 (rotrsi3): Likewise.
2114 (define_split above *compareqi_eq0): Likewise.
2115 (define_split above "prologue"): Likewise.
2116 * config/arm/arm.c (thumb1_size_rtx_costs): Likewise.
2117 * config/arm/predicates.md (shift_operator): Likewise.
2118 (shift_nomul_operator): Likewise.
2119 (sat_shift_operator): Likewise.
2120 (thumb1_cmp_operand): Likewise.
2121 (const_neon_scalar_shift_amount_operand): Replace manual range
2122 check with IN_RANGE.
2123 * config/arm/thumb1.md (define_peephole2 above *thumb_subdi3):
2124 Replace cast of INTVAL to unsigned HOST_WIDE_INT with UINTVAL.
2126 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2128 * config/arm/arm.md (andsi3): Replace cast of 1 to HOST_WIDE_INT
2129 with HOST_WIDE_INT_1.
2131 * config/arm/arm.c (optimal_immediate_sequence): Replace cast of
2132 1 to unsigned HOST_WIDE_INT with HOST_WIDE_INT_1U.
2133 (arm_canonicalize_comparison): Likewise.
2134 (thumb1_rtx_costs): Replace cast of 1 to HOST_WIDE_INT with
2136 (thumb1_size_rtx_costs): Likewise.
2137 (vfp_const_double_index): Replace cast of 1 to unsigned
2138 HOST_WIDE_INT with HOST_WIDE_INT_1U.
2139 (get_jump_table_size): Replace cast of 1 to HOST_WIDE_INT with
2141 (arm_asan_shadow_offset): Replace cast of 1 to unsigned
2142 HOST_WIDE_INT with HOST_WIDE_INT_1U.
2143 * config/arm/neon.md (vec_set<mode>): Replace cast of 1 to
2144 HOST_WIDE_INT with HOST_WIDE_INT_1.
2146 2016-05-24 Marek Polacek <polacek@redhat.com>
2148 * tree-cfg.h (should_remove_lhs_p): New predicate.
2149 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Use it.
2150 * gimplify.c (gimplify_modify_expr): Likewise.
2151 * tree-cfg.c (verify_gimple_call): Likewise.
2152 * tree-cfgcleanup.c (fixup_noreturn_call): Likewise.
2153 * gimple-fold.c: Include "tree-cfg.h".
2154 (gimple_fold_call): Use should_remove_lhs_p.
2156 2016-05-24 Richard Biener <rguenther@suse.de>
2158 PR tree-optimization/71253
2159 * cfganal.h (control_dependences): Make robust against edge
2161 (control_dependences::control_dependences): Remove edge_list argument.
2162 (control_dependences::get_edge): Remove.
2163 (control_dependences::get_edge_src): Add.
2164 (control_dependences::get_edge_dest): Likewise.
2165 (control_dependences::m_el): Make a vector of edge src/dest index.
2166 * cfganal.c (control_dependences::find_control_dependence): Adjust.
2167 (control_dependences::control_dependences): Likewise.
2168 (control_dependences::~control_dependence): Likewise.
2169 (control_dependences::get_edge): Remove.
2170 (control_dependences::get_edge_src): Add.
2171 (control_dependences::get_edge_dest): Likewise.
2172 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Use
2174 (perform_tree_ssa_dce): Adjust.
2175 * tree-loop-distribution.c (create_edge_for_control_dependence): Use
2177 (pass_loop_distribution::execute): Adjust. Do loop destroying
2178 conditional on changed.
2180 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2183 * config/arm/arm.c (gen_operands_ldrd_strd): Remove bogus early
2184 return. Reindent transformation comment and mention the ARM state
2187 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
2190 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Add stmt_to_insert
2191 after build_and_add_sum creates new use stmt.
2193 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
2195 * tree-vect-stmts.c (vectorizable_load): Reorder checks so that
2196 load_lanes/grouped_load classification comes first. Don't check
2197 whether the vectorization factor is a multiple of the group size
2200 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
2202 * tree-vect-data-refs.c (vect_analyze_group_access_1): Set
2203 GROUP_GAP for single-element interleaving.
2204 * tree-vect-stmts.c (vectorizable_load): Remove force_peeling
2207 2016-05-24 Richard Biener <rguenther@suse.de>
2211 * tree-ssa.c (non_rewritable_mem_ref_base): Make sure to mark
2212 bases which are accessed with non-invariant indices.
2213 * gimple-fold.c (maybe_canonicalize_mem_ref_addr): Re-write
2214 constant index ARRAY_REFs of vectors into BIT_FIELD_REFs.
2216 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
2219 * tree-ssa-reassoc.c (struct operand_entry): Add field stmt_to_insert.
2220 (add_to_ops_vec): Add stmt_to_insert.
2221 (add_repeat_to_ops_vec): Init stmt_to_insert.
2222 (insert_stmt_before_use): New.
2223 (transform_add_to_multiply): Remove mult_stmt insertion and add it
2225 (get_ops): Init stmt_to_insert.
2226 (maybe_optimize_range_tests): Likewise.
2227 (rewrite_expr_tree): Insert stmt_to_insert before use stmt.
2228 (rewrite_expr_tree_parallel): Likewise.
2229 (reassociate_bb): Likewise.
2231 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
2234 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal): Drop
2235 ISA 3.0 xxperm fusion alternative.
2236 (altivec_vperm_v8hiv16qi): Likewise.
2237 (altivec_vperm_<mode>_uns_internal): Likewise.
2238 (vperm_v8hiv4si): Likewise.
2239 (vperm_v16qiv8hi): Likewise.
2241 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
2242 Kelvin Nilsen <kelvin@gcc.gnu.org>
2244 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Generate
2245 vpermr/xxpermr on ISA 3.0.
2246 (altivec_expand_vec_perm_le): Likewise.
2247 * config/rs6000/altivec.md (UNSPEC_VPERMR): New unspec.
2248 (altivec_vpermr_<mode>_internal): Add VPERMR/XXPERMR support for
2251 2016-05-23 Uros Bizjak <ubizjak@gmail.com>
2253 * config/i386/i386.h (IS_STACK_MODE): Enable for
2254 TARGET_MIX_SSE_I387. Rewrite using X87_FLOAT_MODE_P and
2255 SSE_FLOAT_MODE_P macros.
2256 * config/i386/i386.c (ix86_preferred_reload_class): Use
2257 IS_STACK_MODE, INTEGER_CLASS_P, FLOAT_CLASS_P and Q_CLASS_P macros.
2258 Cleanup regclass processing for CONST_DOUBLE_P.
2259 (ix86_preferred_output_reload_class): Use IS_STACK_MODE macro.
2260 (ix86_rtx_costs): Remove redundant TARGET_80387 check
2261 with IS_STACK_MODE macro.
2262 * config/i386/i386.md: Replace SSE_FLOAT_MODE_P (DFmode)
2264 (*movdf_internal): Use IS_STACK_MODE macro.
2265 (*movsf_internal): Ditto.
2267 2016-05-23 Marc Glisse <marc.glisse@inria.fr>
2269 * match.pd (a * (1 << b), ~x & ~y, ~X ^ ~Y, (X ^ Y) ^ Y, ~ (-A),
2270 ~ (A - 1), ~(~X >> Y), ~(~X >>r Y)): Relax constraints.
2272 2016-05-23 Jeff Law <law@redhat.com>
2274 * tree-ssa-threadbackward.c (profitable_jump_thread_path): New function
2276 (fsm_find_control_statement_thread_paths): Call it.
2278 2016-05-23 Martin Jambor <mjambor@suse.cz>
2281 * ipa-cp.c (ipa_get_indirect_edge_target_1): Only check value of
2282 from_global_constant if t is not NULL.
2284 2016-05-23 Marek Polacek <polacek@redhat.com>
2287 * common.opt (Wswitch-unreachable): New option.
2288 * doc/invoke.texi: Document -Wswitch-unreachable.
2289 * gimplify.c (gimplify_switch_expr): Implement the -Wswitch-unreachable
2292 2016-05-23 Bin Cheng <bin.cheng@arm.com>
2294 * tree-ssa-address.c (copy_ref_info): Check NULL TMR_STEP when
2295 TMR_INDEX is non-NULL.
2297 2016-05-23 Richard Biener <rguenther@suse.de>
2299 PR tree-optimization/71230
2300 * tree-ssa-reassoc.c (acceptable_pow_call): Move initial condition...
2301 (try_special_add_to_ops): ... here. Always test for single-use.
2303 2016-05-23 Martin Jambor <mjambor@suse.cz>
2305 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Create an empty
2306 default block if a PHI node in the original one would be resized.
2308 2016-05-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
2310 PR tree-optimization/58135
2311 * tree-vect-slp.c: When group size is not multiple
2312 of vector size, allow splitting of store group at
2315 2016-05-23 Christophe Lyon <christophe.lyon@linaro.org>
2317 * config/arm/arm_neon.h (vtst_p16, vtstq_p16): New.
2319 2016-05-22 Jakub Jelinek <jakub@redhat.com>
2321 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
2322 vec_set_hi_<mode><mask_name>): Add && <mask_avx512dq_condition>
2323 condition. For !TARGET_AVX512DQ, emit 32x4 instruction instead
2326 * config/i386/sse.md (vec_set_lo_v16hi, vec_set_hi_v16hi,
2327 vec_set_lo_v32qi, vec_set_hi_v32qi): Add alternative with
2328 v constraint instead of x and vinserti32x4 insn.
2330 * config/i386/sse.md (i128vldq): New mode iterator.
2331 (avx2_vbroadcasti128_<mode>, avx_vbroadcastf128_<mode>): Add
2332 avx512dq and avx512vl alternatives.
2334 * config/i386/sse.md (avx2_vec_dupv4df): Use v instead of x
2335 constraint, use maybe_evex prefix instead of vex.
2336 (vec_dupv4sf): Use v constraint instead of x for output
2337 operand except for noavx alternative, use Yv constraint
2338 instead of x for input. Use maybe_evex prefix instead of vex.
2339 (*vec_dupv4si): Likewise.
2340 (*vec_dupv2di): Likewise.
2342 2016-05-22 Kugan Vivekanandarajah <kuganv@linaro.org>
2345 * tree-ssa-reassoc.c (try_special_add_to_ops): New.
2346 (linearize_expr_tree): Call try_special_add_to_ops.
2347 (reassociate_bb): Convert MULT_EXPR by (-1) to NEGATE_EXPR.
2349 2016-05-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
2351 * config/avr/avr.c (avr_expand_prologue): Add INCOMING_FRAME_SP_OFFSET
2352 to computed stack_usage.
2354 2016-05-21 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
2357 * config/avr/avr.md (define_expand "mov<mode>"): If the source
2358 operand is subreg (symbol_ref) then move the symbol ref to register.
2360 2016-05-21 Jan Hubicka <hubicka@ucw.cz>
2362 * tree.c (array_at_struct_end_p): Look through MEM_REF.
2364 2016-05-21 Kugan Vivekanandarajah <kuganv@linaro.org>
2367 * tree-ssa-reassoc.c (transform_add_to_multiply): Disallow float
2370 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
2372 * tree-vrp.c (compare_values_warnv): Simplify handling of symbolic
2373 ranges by calling get_single_symbol and tidy up. Look more closely
2374 into NAME + CST1 vs CST2 comparisons if type overflow is undefined.
2376 2016-05-20 Jeff Law <law@redhat.com>
2378 * bitmap.c (bitmap_find_bit): Remove useless test.
2380 2016-05-20 Segher Boessenkool <segher@kernel.crashing.org>
2382 * function.c (thread_prologue_and_epilogue_insns): Commit the
2383 insertion of the epilogue.
2385 2016-05-20 Martin Jambor <mjambor@suse.cz>
2387 PR tree-optimization/70884
2388 * tree-sra.c (initialize_constant_pool_replacements): Do not check
2389 should_scalarize_away_bitmap and cannot_scalarize_away_bitmap bits.
2390 (sort_and_splice_var_accesses): Do not consider multiple scalar reads
2391 of constant pool data as a reason for scalarization.
2393 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
2395 * config/arm/arm.c (arm_expand_prologue): Set the stack usage to 0
2396 for naked functions.
2397 (thumb1_expand_prologue): Likewise.
2399 2016-05-20 Nathan Sidwell <nathan@acm.org>
2401 * config/nvptx/nptx.c (nvptx_option_override): Only set
2402 flag_toplevel_reorder, if not explicitly specified. Set
2403 flag_no_common, unless explicitly specified.
2405 2016-05-20 David Malcolm <dmalcolm@redhat.com>
2407 * calls.c (can_implement_as_sibling_call_p): Mark param
2408 reg_parm_stack_space with ATTRIBUTE_UNUSED.
2410 2016-05-20 Uros Bizjak <ubizjak@gmail.com>
2412 * config/i386/i386.c (ix86_rtx_costs) <case CONST_DOUBLE>:
2413 Use IS_STACK_MODE when calculating cost of standard 80387 constants.
2414 Fallthru to CONST_VECTOR case to calculate cost of standard SSE
2416 <case CONST_WIDE_INT>: Calculate cost of (MEM (SYMBOL_REF)).
2417 (ix86_legitimate_constant_p): Use CASE_CONST_SCALAR_INT
2420 2016-05-20 Cesar Philippidis <cesar@codesourcery.com>
2422 * config/nvptx/nvptx.md (sincossf3): New pattern.
2424 2016-05-20 David Malcolm <dmalcolm@redhat.com>
2426 * calls.c (maybe_complain_about_tail_call): New function.
2427 (initialize_argument_information): Call
2428 maybe_complain_about_tail_call when clearing *may_tailcall.
2429 (can_implement_as_sibling_call_p): Call
2430 maybe_complain_about_tail_call when returning false.
2431 (expand_call): Read CALL_EXPR_MUST_TAIL_CALL and, if set,
2432 ensure try_tail_call is set. Call maybe_complain_about_tail_call
2433 if tail-call optimization fails.
2434 * cfgexpand.c (expand_call_stmt): Initialize
2435 CALL_EXPR_MUST_TAIL_CALL from gimple_call_must_tail_p.
2436 * gimple-pretty-print.c (dump_gimple_call): Dump
2437 gimple_call_must_tail_p.
2438 * gimple.c (gimple_build_call_from_tree): Call
2439 gimple_call_set_must_tail with the value of
2440 CALL_EXPR_MUST_TAIL_CALL.
2441 * gimple.h (enum gf_mask): Add GF_CALL_MUST_TAIL_CALL.
2442 (gimple_call_set_must_tail): New function.
2443 (gimple_call_must_tail_p): New function.
2444 * print-tree.c (print_node): Update printing of TREE_STATIC
2445 to reflect its use for CALL_EXPR_MUST_TAIL_CALL.
2446 * tree-core.h (struct tree_base): Add MUST_TAIL_CALL to the
2447 trailing comment listing applicable flags.
2448 * tree.h (CALL_EXPR_MUST_TAIL_CALL): New macro.
2450 2016-05-20 David Malcolm <dmalcolm@redhat.com>
2452 * calls.c (expand_call): Move "Rest of purposes for tail call
2453 optimizations to fail" to...
2454 (can_implement_as_sibling_call_p): ...this new function, and
2455 split into multiple "if" statements.
2457 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
2459 * cfgloop.h (expected_loop_iterations_unbounded,
2460 expected_loop_iterations): Unconstify.
2461 * cfgloopanal.c (expected_loop_iterations_unbounded): Sanity check the
2462 profile with known upper bound; return 3 when profile is absent.
2463 (expected_loop_iterations): Update.
2465 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
2467 * loop-doloop.c (doloop_optimize): Use get_estimated_loop_iterations_int
2468 and get_max_loop_iterations_int.
2470 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
2472 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can not produce
2473 realistic upper bounds here.
2475 2016-05-20 Jakub Jelinek <jakub@redhat.com>
2478 * gimple-fold.c (gimple_fold_call): Do not remove lhs of noreturn
2479 calls if the LHS is variable length or has addressable type.
2480 If targets[0]->decl is a noreturn call with void return type and
2481 zero arguments, adjust fntype and remove lhs in that case.
2483 2016-05-20 Marc Glisse <marc.glisse@inria.fr>
2485 PR tree-optimization/71079
2486 PR tree-optimization/71206
2487 * match.pd ((X ^ Y) ^ (X ^ Z)): Convert the arguments.
2489 2016-05-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
2491 * tree-vectorizer.c (get_vec_alignment_for_decl): New static function.
2492 (get_vec_alignment_for_array_decl): Likewise.
2493 (get_vec_alignment_for_record_decl): Likewise.
2494 (increase_alignment::execute): Move code to find alignment to
2495 get_vec_alignment_for_array_decl and call get_vec_alignment_for_decl.
2496 (type_align_map): New hash_map.
2498 2016-05-20 Richard Guenther <rguenther@suse.de>
2500 PR tree-optimization/29756
2501 * tree.def (BIT_INSERT_EXPR): New tcc_expression tree code.
2502 * expr.c (expand_expr_real_2): Handle BIT_INSERT_EXPR.
2503 * fold-const.c (operand_equal_p): Likewise.
2504 (fold_ternary_loc): Add constant folding of BIT_INSERT_EXPR.
2505 * gimplify.c (gimplify_expr): Handle BIT_INSERT_EXPR.
2506 * tree-inline.c (estimate_operator_cost): Likewise.
2507 * tree-pretty-print.c (dump_generic_node): Likewise.
2508 * tree-ssa-operands.c (get_expr_operands): Likewise.
2509 * cfgexpand.c (expand_debug_expr): Likewise.
2510 * gimple-pretty-print.c (dump_ternary_rhs): Likewise.
2511 * gimple.c (get_gimple_rhs_num_ops): Handle BIT_INSERT_EXPR.
2512 * tree-cfg.c (verify_gimple_assign_ternary): Verify BIT_INSERT_EXPR.
2513 * tree-ssa.c (non_rewritable_lvalue_p): We can rewrite
2514 vector inserts using BIT_FIELD_REF or MEM_REF on the lhs.
2515 (execute_update_addresses_taken): Do it.
2517 2016-05-20 Richard Biener <rguenther@suse.de>
2519 PR tree-optimization/71185
2520 * tree-ssa-loop-prefetch.c (gather_memory_references): Drop
2521 register operations.
2523 2016-05-20 Richard Biener <rguenther@suse.de>
2525 * tree-if-conv.c (add_bb_predicate_gimplified_stmts): Use
2526 gimple_seq_add_seq_without_update.
2527 (release_bb_predicate): Assert we have no operands to free.
2528 (if_convertible_loop_p_1): Calculate post dominators later.
2529 Do not free BB predicates here.
2530 (combine_blocks): Do not recompute BB predicates.
2531 (version_loop_for_if_conversion): Save BB predicates around
2534 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
2536 * function.c (make_epilogue_seq): Remove epilogue_end parameter.
2537 (thread_prologue_and_epilogue_insns): Remove bb_flags. Restructure
2538 code. Ignore sibcalls on EDGE_IGNORE edges.
2539 * shrink-wrap.c (handle_simple_exit): New function. Set EDGE_IGNORE
2540 on edges for sibcalls that run without prologue. The rest of the
2541 function is combined from...
2542 (fix_fake_fallthrough_edge): ... this, and ...
2543 (try_shrink_wrapping): ... a part of this. Remove the bb_with
2544 function argument, make it a local variable.
2546 2016-05-19 Sandra Loosemore <sandra@codesourcery.com>
2548 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Allow
2549 --disable-sjlj-exceptions for TARGET_BI_ARCH to select DWARF-2 EH
2550 for 32-bit mode and SEH for 64-bit.
2551 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): Handle
2552 TARGET_64BIT_DEFAULT.
2554 2016-05-19 Ryan Burn <contact@rnburn.com>
2556 * Makefile.in (GTFILES): Add cilk.h and cilk-common.c.
2557 * gengtype.c (open_base_files): Add cilk.h to ifiles.
2559 2016-05-19 Uros Bizjak <ubizjak@gmail.com>
2561 * sched-deps.c (sched_analyze_2) <case TRAP_IF>: Also
2562 force pending loads from memory.
2564 2016-05-19 Kelvin Nilsen <kelvin@gcc.gnu.org>
2566 * config/rs6000/altivec.md (UNSPEC_DARN): New unspec constant.
2567 (UNSPEC_DARN_32): New unspec constant.
2568 (UNSPEC_DARN_RAW): New unspec constant.
2569 (darn_32): New instruction.
2570 (darn_raw): New instruction.
2571 (darn): New instruction.
2572 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_0): Add
2573 support and documentation for this macro.
2574 (BU_P9_MISC_1): New macro definition.
2575 (BU_P9_64BIT_MISC_0): New macro definition.
2576 (BU_P9_MISC_0): New macro definition.
2577 (darn_32): New builtin definition.
2578 (darn_raw): New builtin definition.
2579 (darn): New builtin definition.
2580 * config/rs6000/rs6000.c: Add #define RS6000_BUILTIN_0 and #undef
2581 RS6000_BUILTIN_0 directives to surround each occurrence of
2582 #include "rs6000-builtin.def".
2583 (rs6000_builtin_mask_calculate): Add in the RS6000_BTM_MODULO and
2584 RS6000_BTM_64BIT flags to the returned mask, depending on
2586 (def_builtin): Correct an error in the assignments made to the
2587 debugging variable attr_string.
2588 (rs6000_expand_builtin): Add support for no-operand built-in
2590 (builtin_function_type): Remove fatal_error assertion that is no
2592 (rs6000_common_init_builtins): Add support for no-operand built-in
2594 * config/rs6000/rs6000.h (RS6000_BTM_MODULO): New macro
2596 (RS6000_BTM_PURE): Enhance comment to clarify intent of this flag
2598 (RS6000_BTM_64BIT): New macro definition.
2599 * doc/extend.texi: Document __builtin_darn (void),
2600 __builtin_darn_raw (void), and __builtin_darn_32 (void) built-in
2603 2016-05-19 Jan Hubicka <hubicka@ucw.cz>
2605 * tree-vect-loop.c (vect_analyze_loop_2): Use also
2606 max_loop_iterations_int.
2608 2016-05-19 Marek Polacek <polacek@redhat.com>
2610 PR tree-optimization/71031
2611 * tree-vrp.c (extract_range_from_binary_expr_1): Turn assert into a
2612 condition and adjust the code a bit.
2614 2016-05-19 Martin Liska <mliska@suse.cz>
2616 * tree-vect-stmts.c (vectorizable_simd_clone_call): Utilize
2617 auto_vec instead of vec.
2619 2016-05-19 Martin Liska <mliska@suse.cz>
2621 * tree-parloops.c (oacc_entry_exit_ok): Release a vector.
2623 2016-05-19 Martin Liska <mliska@suse.cz>
2625 * tree-if-conv.c (ifcvt_repair_bool_pattern): Utilize auto_vecs.
2627 2016-05-19 Martin Liska <mliska@suse.cz>
2629 * ipa-pure-const.c (set_function_state): Remove an existing
2631 (remove_node_data): Do not free it as it's released
2632 in set_function_state.
2634 2016-05-19 Martin Liska <mliska@suse.cz>
2636 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Release
2639 2016-05-19 Martin Liska <mliska@suse.cz>
2641 * omp-simd-clone.c (simd_clone_adjust): Release vector.
2643 2016-05-19 Martin Liska <mliska@suse.cz>
2645 * tree-ssa-reassoc.c (eliminate_duplicate_pair): Truncate
2646 an auto_vec instead of re-creating it.
2648 2016-05-19 Martin Liska <mliska@suse.cz>
2650 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Use
2651 auto_vec instead of vec.
2653 2016-05-19 Martin Liska <mliska@suse.cz>
2655 * lto-section-in.c (lto_get_section_data): Call
2656 lto_check_version with additional argument.
2657 * lto-streamer.c (lto_check_version): Add new argument.
2658 * lto-streamer.h (lto_check_version): Likewise.
2660 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2662 * config/arm/arm.c (arm_new_rtx_costs, SIGN_EXTEND case):
2663 Don't add cost of inner memory when handling sign-extended loads.
2665 2016-05-19 Ilya Enkovich <ilya.enkovich@intel.com>
2667 PR rtl-optimization/71148
2668 * cse.c (cse_main): Free dominance info.
2669 (rest_of_handle_cse): Don't free dominance info.
2670 (rest_of_handle_cse2): Likewise.
2671 (rest_of_handle_cse_after_global_opts): Likewise.
2673 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2676 * config/arm/arm-builtins.c (arm_builtin_vectorized_function): Return
2677 NULL_TREE early if NEON is not available. Remove now redundant check
2678 in ARM_CHECK_BUILTIN_MODE.
2680 2016-05-19 Maxim Ostapenko <m.ostapenko@samsung.com>
2683 * cppbuiltin.c (define_builtin_macros_for_compilation_flags): Add new
2684 builtin __SANITIZE_THREAD__ macros for fsanitize=thread switch.
2685 * doc/cpp.texi: Document new macros.
2687 2016-05-19 Bin Cheng <bin.cheng@arm.com>
2689 PR tree-optimization/69848
2690 * tree-vect-loop.c (vectorizable_reduction): Don't factor
2691 comparison expr out of VEC_COND_EXPR for COND_REDUCTION.
2693 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
2695 * function.c (thread_prologue_and_epilogue_insn): Move the
2696 "goto epilogue_done" one block later.
2698 2016-05-19 Richard Biener <rguenther@suse.de>
2700 PR tree-optimization/70729
2701 * passes.def: Move LIM pass before PRE. Remove no longer
2702 required copyprop and move first DCE out of the loop pipeline.
2704 2016-05-18 David Malcolm <dmalcolm@redhat.com>
2707 * Makefile.in (GCC_OBJS): Move spellcheck.o to...
2708 (OBJS-libcommon-target): ...here.
2709 * opts-common.c: Include spellcheck.h.
2710 (cmdline_handle_error): Build a vec of valid options and use it
2711 to suggest provide hints for misspelled arguments.
2713 2016-05-18 Jakub Jelinek <jakub@redhat.com>
2716 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Don't drop
2717 lhs if it has TREE_ADDRESSABLE type.
2719 2016-05-18 Uros Bizjak <ubizjak@gmail.com>
2722 * config/alpha/alpha.md (trap): Add (use (reg:DI 29)).
2723 (*exception_receiver_1): Return "#" for TARGET_EXPLICIT_RELOCS.
2725 2016-05-18 Martin Jambor <mjambor@suse.cz>
2728 * ipa-cp.c (ipa_get_jf_pass_through_result): Allow non-ip constant
2729 input for NOP_EXPR pass-through functions.
2730 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Allow
2731 aggregate global constant VAR_DECLs in constant jump functions.
2733 2016-05-18 Martin Jambor <mjambor@suse.cz>
2736 * ipa-prop.c (parm_preserved_before_stmt_p): Return true for loads
2737 from TREE_READONLY parameters.
2739 2016-05-18 Martin Jambor <mjambor@suse.cz>
2742 * cgraph.h (cgraph_indirect_call_info): New field
2743 guaranteed_unmodified.
2744 * ipa-cp.c (ipa_get_indirect_edge_target_1): Also pass parameter value
2745 to ipa_find_agg_cst_for_param, check guaranteed_unmodified when
2747 * ipa-inline-analysis.c (evaluate_conditions_for_known_args): Also
2748 pass the parameter value to ipa_find_agg_cst_for_param.
2749 * ipa-prop.c (ipa_load_from_parm_agg): New parameter
2750 guaranteed_unmodified, store AA results there instead of bailing out
2752 (ipa_note_param_call): Also initialize guaranteed_unmodified flag.
2753 (ipa_analyze_indirect_call_uses): Also set guaranteed_unmodified flag.
2754 (find_constructor_constant_at_offset): New function.
2755 (ipa_find_agg_cst_from_init): Likewise.
2756 (ipa_find_agg_cst_for_param): Also seearch for aggregate values in
2757 static initializers of contants, report back through a new paameter
2758 from_global_constant if that was the case.
2759 (try_make_edge_direct_simple_call): Also pass parameter value to
2760 ipa_find_agg_cst_for_param, check guaranteed_unmodified when
2762 (ipa_write_indirect_edge_info): Stream new flag guaranteed_unmodified.
2763 (ipa_read_indirect_edge_info): Likewise.
2764 * ipa-prop.h (ipa_find_agg_cst_for_param): Update declaration.
2765 (ipa_load_from_parm_agg): Likewise.
2767 2016-05-18 Jiong Wang <jiong.wang@arm.com>
2769 PR rtl-optimization/71150
2770 * lra-constraint (process_addr_reg): Guard "in_class_p" with REG_P
2773 2016-05-18 Michael Meissner <meissner@linux.vnet.ibm.com>
2776 * config/rs6000/constraints.md (wE constraint): New constraint
2777 for a vector constant that can be loaded with XXSPLTIB.
2778 (wM constraint): New constraint for a vector constant of a 1's.
2779 (wS constraint): New constraint for a vector constant that can be
2780 loaded with XXSPLTIB and a vector sign extend instruction.
2781 * config/rs6000/predicates.md (xxspltib_constant_split): New
2782 predicates for wE/wS constraints.
2783 (xxspltib_constant_nosplit): Likewise.
2784 (easy_vector_constant): Add support for constants that can be
2785 loaded via XXSPLTIB.
2786 (all_ones_constant): New predicate for vector constant with all
2788 (splat_input_operand): Add support for ISA 3.0 word splat operations.
2789 * config/rs6000/rs6000.c (xxspltib_constant_p): New function to
2790 return if a constant can be loaded with the ISA 3.0 XXSPLTIB
2791 instruction and possibly with a sign extension.
2792 (output_vec_const_move): Add support for XXSPLTIB. If we are
2793 loading up 0/-1 into Altivec registers, prefer using VSPLTISW
2794 instead of XXLXOR/XXLORC.
2795 (rs6000_expand_vector_init): Add support for ISA 3.0 word splat
2797 (rs6000_legitimize_reload_address): Likewise.
2798 (rs6000_output_move_128bit): Use output_vec_const_move to emit
2800 * config/rs6000/vsx.md (VSX_M): Add TImode (if -mvsx-timode) and
2801 combine VSX_M and VSX_M2 into one iterator.
2803 (VSINT_84): New iterators for loading constants with XXSPLTIB.
2804 (VSINT_842): Likewise.
2805 (UNSPEC_VSX_SIGN_EXTEND): New UNSPEC.
2806 (xxspltib_v16qi): New insns to load up constants with the ISA 3.0
2807 XXSPLTIB instruction.
2808 (xxspltib_<mode>_nosplit): Likewise.
2809 (xxspltib_<mode>_split): New insn to load up constants with
2810 XXSPLTIB and a sign extend instruction.
2811 (vsx_mov<mode>): Replace single move that handled all vector types
2812 with separate 32-bit and 64-bit moves. Combine the movti_<bit>
2813 moves (when -mvsx-timode is in effect) into the main vector
2814 moves. Eliminate separate moves for <VSr> <VSa>, where the
2815 preferred register class (<VSr>) is listed first, and the
2816 secondary register class (<VSa>) is listed second with a '?' to
2817 discourage use. Prefer loading 0/-1 in any VSX register for ISA
2818 3.0, and Altivec registers for ISA 2.06/2.07 (PR target/70915) so
2819 that if the register was involved in a slow operation, the
2820 clear/set operation does not wait for the slow operation to
2821 finish. Adjust the length attributes for 32-bit mode. Use
2822 rs6000_output_move_128bit and drop the use of the string
2823 instructions for 32-bit movti when -mvsx-timode is in effect. Use
2824 spacing so that the alternatives and attributes don't generate
2825 long lines, and put things in columns, so that it is easier to
2826 match up the operands and attributes with the insn alternatives.
2827 (vsx_mov<mode>_64bit): Likewise.
2828 (vsx_mov<mode>_32bit): Likewise.
2829 (vsx_movti_64bit): Fold movti into normal vector moves.
2830 (vsx_movti_32bit): Likewise.
2831 (vsx_splat_<mode>, V4SI/V4SF modes): Add support for ISA 3.0 word
2833 (vsx_splat_v4si_internal): Likewise.
2834 (vsx_splat_v4sf_internal): Likewise.
2835 (vector fusion peepholes): Use VSX_M instead of VSX_M2.
2836 (vsx_sign_extend_qi_<mode>): New ISA 3.0 instructions to sign
2837 extend vector elements.
2838 (vsx_sign_extend_hi_<mode>): Likewise.
2839 (vsx_sign_extend_si_v2di): Likewise.
2840 * config/rs6000/rs6000-protos.h (xxspltib_constant_p): Add
2842 * doc/md.texi (PowerPC constraints): Document the wE, wM, and wS
2843 constraints. Add trailing period to wL documentation.
2845 2016-05-18 Richard Sandiford <richard.sandiford@arm.com>
2848 * tree-dfa.h (replace_abnormal_ssa_names): Declare.
2849 * tree-dfa.c (replace_abnormal_ssa_names): New function.
2850 * tree-call-cdce.c: Include tree-dfa.h.
2851 (can_guard_call_p): New function, extracted from...
2852 (can_use_internal_fn): ...here.
2853 (shrink_wrap_one_built_in_call_with_conds): Remove failure path
2855 (shrink_wrap_one_built_in_call): Likewise.
2856 (use_internal_fn): Likewise.
2857 (shrink_wrap_conditional_dead_built_in_calls): Update accordingly
2858 and return void. Call replace_abnormal_ssa_names.
2859 (pass_call_cdce::execute): Check can_guard_call_p during the
2860 initial walk. Assume shrink_wrap_conditional_dead_built_in_calls
2861 will always change something.
2863 2016-05-18 Martin Jambor <mjambor@suse.cz>
2866 * ipa-prop.c (determine_locally_known_aggregate_parts): Bail out early
2867 if parameter PARAM_IPA_MAX_AGG_ITEMS is zero.
2869 2016-05-18 Martin Jambor <mjambor@suse.cz>
2872 * ipa-inline.h (condition): New field size.
2873 * ipa-inline-analysis.c (add_condition): New parameter SIZE, use it
2874 for comaprison and store it into the new condition.
2875 (evaluate_conditions_for_known_args): Use condition size to check
2876 access sizes for all but CHANGED conditions.
2877 (unmodified_parm_1): New parameter size_p, store access size into it.
2878 (unmodified_parm): Likewise.
2879 (unmodified_parm_or_parm_agg_item): Likewise.
2880 (eliminated_by_inlining_prob): Pass NULL to unmodified_parm as size_p.
2881 (set_cond_stmt_execution_predicate): Extract access sizes and store
2883 (set_switch_stmt_execution_predicate): Likewise.
2884 (will_be_nonconstant_expr_predicate): Likewise.
2885 (will_be_nonconstant_predicate): Likewise.
2886 (inline_read_section): Stream condition size.
2887 (inline_write_summary): Likewise.
2889 2016-05-18 Richard Biener <rguenther@suse.de>
2891 * tree-ssa-loop-im.c (determine_max_movement): Properly add
2892 condition cost to PHI cost instead of total_cost.
2894 2016-05-18 Martin Liska <mliska@suse.cz>
2897 * ipa-icf.c (sem_variable::merge): Set DECL_PT_UID for
2900 2016-05-18 Richard Biener <rguenther@suse.de>
2902 * lto-streamer.h (LTO_major_version): Bump to 6.
2904 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
2906 * function.c (make_split_prologue_seq, make_prologue_seq,
2907 make_epilogue_seq): New functions, factored out from...
2908 (thread_prologue_and_epilogue_insns): Here.
2910 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
2912 * function.c (rest_of_handle_thread_prologue_and_epilogue): Call
2913 cleanup_cfg with CLEANUP_EXPENSIVE after shrink-wrapping instead
2914 of before. Add a comment.
2916 2016-05-18 Bin Cheng <bin.cheng@arm.com>
2918 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check invariant
2919 expression pointer, not pointer to the pointer.
2921 2016-05-18 Jakub Jelinek <jakub@redhat.com>
2923 * config/i386/sse.md (pbroadcast_evex_isa): New mode attr.
2924 (avx2_pbroadcast<mode>): Add another alternative with v instead
2925 of x constraints in it, using <pbroadcast_evex_isa> isa.
2926 (avx2_pbroadcast<mode>_1): Similarly, add two such alternatives.
2928 * config/i386/sse.md (<ssse3_avx2>_palignr<mode>): Use
2929 constraint x instead of v in second alternative, add avx512bw
2932 * config/i386/sse.md (<ssse3_avx2>_pshufb<mode>3<mask_name>): Use
2933 constraint x instead of v in second alternative, add avx512bw
2936 * config/i386/sse.md (*<ssse3_avx2>_pmulhrsw<mode>3<mask_name>): Use
2937 constraint x instead of v in second alternative, add avx512bw
2940 * config/i386/sse.md (avx2_pmaddubsw256, ssse3_pmaddubsw128): Add
2941 avx512bw alternative.
2943 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
2945 * config/i386/sse.md (define_insn "*andnot<mode>3"): Extend static
2947 (define_insn "*andnottf3"): Ditto.
2948 (define_insn "*<code><mode>3"/any_logic): Ditto.
2949 (define_insn "*<code>tf3"/any_logic): Ditto.
2950 (define_insn "sse2_storehpd"): Use Yv constraint for scalar
2951 operand to block AVX-512VL insn variant emit when it is not enabled.
2953 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
2955 * config/i386/sse.md (define_insn "*vec_concatv2sf_sse4_1"): Use 'Yv'
2956 constraint fot SF mode.
2958 2016-05-18 Petr Murzin <petr.murzin@intel.com>
2959 Kirill Yukhin <kirill.yukhin@intel.com>
2961 * config/i386/sse.md (define_insn "srcp14<mode>"): Use proper operand
2963 (define_insn "rsqrt14<mode>"): Ditto.
2964 (define_insn "<mask_codefor>avx512dq_cvtps2qqv2di<mask_name>"): Ditto.
2965 (define_insn "<fixsuffix>fix_truncv2sfv2di2<mask_name>"): Ditto.
2966 (define_insn "avx512f_<code>v8div16qi2_mask_store"): Ditto.
2967 (define_insn "vec_set_hi_<mode><mask_name>"): Ditto.
2968 (define_insn "<mask_codefor>avx512dq_broadcast<mode><mask_name>"):
2970 (define_insn "*avx512f_gatherdi<mode>"): Ditto.
2971 (define_insn "*avx512f_scatterdi<mode>"): Ditto.
2972 * config/i386/i386.c (ix86_print_operand): Expand check for size
2973 override codes for Intel syntax.
2975 2016-05-18 Richard Biener <rguenther@suse.de>
2977 PR tree-optimization/71168
2978 * tree-loop-distribution.c (distribute_loop): Move *destroy_p
2979 initialization earlier.
2981 2016-05-18 James Greenhalgh <james.greenhalgh@arm.com>
2983 * config/aarch64/aarch64-simd.md
2984 (aarch64_reduc_plus_internal<mode>): Rename to...
2985 (reduc_plus_scal): ...This, and remove previous implementation.
2987 2016-05-18 Richard Biener <rguenther@suse.de>
2989 * passes.def: Put late dse and cd_dce in canonical order.
2991 2016-05-17 Jan Hubicka <hubicka@ucw.cz>
2993 * ipa-inline-transform.c (preserve_function_body_p): Look for
2994 first non-thunk clone.
2995 (save_function_body): Save into first non-thunk.
2996 * lto-cgraph.c (lto_output_edge): When streaming thunk do not look
2998 (lto_output_node): Inline thunks don't need body in every
3000 * lto-streamer-in.c: Do not fixup thunk clones.
3001 * cgraphclones.c (cgraph_node::create_edge_including_clone): Skip
3003 * tree-inline.c (copy_bb): Be prepared for target node to be new after
3006 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
3009 * tree-ssa-reassoc.c (transform_add_to_multiply): New.
3010 (reassociate_bb): Call transform_add_to_multiply.
3012 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
3014 * config/aarch64/aarch64.c (all_extensions): Removed unused
3017 2016-05-17 Nathan Sidwell <nathan@acm.org>
3019 * config/nvptx/nvptx.c (nvptx_function_arg_boundary): New.
3020 (TARGET_FUNCTION_ARG_BOUNDARY): Override.
3022 2016-05-17 Mikhail Maltsev <maltsevm@gmail.com>
3024 PR tree-optimization/54579
3026 * match.pd (~(~X >> Y), ~(~X >>r Y), ~(~X <<r Y)): New patterns.
3028 2016-05-17 Marek Polacek <polacek@redhat.com>
3031 * tree-inline.c (expand_call_inline): Call
3032 maybe_remove_unused_call_args.
3034 2016-05-17 Jim Wilson <jim.wilson@linaro.org>
3036 * doc/cpp.texi (__GNUC__): Major version changes are no longer rare.
3037 * doc/invoke.texi (-mnan=2008): Change signalling to signaling.
3038 * doc/md.texi (fmin@var{m}3): Likewise.
3040 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
3042 * match.pd (X & C): New transformation.
3044 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
3046 * match.pd (~X & Y): New transformation.
3048 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
3050 * tree-vrp.c (simplify_truth_ops_using_ranges): Set range
3051 information for new SSA_NAME.
3052 (simplify_conversion_using_ranges): Get range through get_range_info
3053 instead of get_value_range.
3055 2016-05-17 Jiong Wang <jiong.wang@arm.com>
3057 * config/aarch64/arm_neon.h (vmvn_s8): Reimplement using C operator.
3058 Remove inline assembly.
3059 (vmvn_s16): Likewise.
3060 (vmvn_s32): Likewise.
3061 (vmvn_u8): Likewise.
3062 (vmvn_u16): Likewise.
3063 (vmvn_u32): Likewise.
3064 (vmvnq_s8): Likewise.
3065 (vmvnq_s16): Likewise.
3066 (vmvnq_s32): Likewise.
3067 (vmvnq_u8): Likewise.
3068 (vmvnq_u16): Likewise.
3069 (vmvnq_u32): Likewise.
3070 (vmvn_p8): Likewise.
3071 (vmvnq_p16): Likewise.
3073 2016-05-17 Jiong Wang <jiong.wang@arm.com>
3075 * config/aarch64/aarch64-simd.md (vmul_n_f32): Remove inline assembly.
3077 (vmul_n_s16): Likewise.
3078 (vmul_n_s32): Likewise.
3079 (vmul_n_u16): Likewise.
3080 (vmul_n_u32): Likewise.
3081 (vmulq_n_f32): Likewise.
3082 (vmulq_n_f64): Likewise.
3083 (vmulq_n_s16): Likewise.
3084 (vmulq_n_s32): Likewise.
3085 (vmulq_n_u16): Likewise.
3086 (vmulq_n_u32): Likewise.
3088 2016-05-17 Jiong Wang <jiong.wang@arm.com>
3090 * config/aarch64/aarch64-simd.md (*aarch64_mul3_elt_to_128df): Extend
3091 to all supported modes. Rename to "*aarch64_mul3_elt_from_dup".
3093 2016-05-17 Jiong Wang <jiong.wang@arm.com>
3095 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_to_128df): Rename
3096 to *aarch64_fma4_elt_from_dup<mode>.
3097 (*aarch64_fnma4_elt_to_128df): Rename to
3098 *aarch64_fnma4_elt_from_dup<mode>.
3099 * config/aarch64/arm_neon.h (vfma_n_f64): New.
3100 (vfms_n_f32): Likewise.
3101 (vfms_n_f64): Likewise.
3102 (vfmsq_n_f32): Likewise.
3103 (vfmsq_n_f64): Likewise.
3105 2016-05-17 Gerald Pfeifer <gerald@pfeifer.com>
3107 * wide-int.h: Change fixed_wide_int_storage from class to struct.
3109 2016-05-17 Richard Biener <rguenther@suse.de>
3111 PR tree-optimization/71132
3112 * tree-loop-distribution.c (create_rdg_cd_edges): Pass in loop.
3113 Only add control dependences for blocks in the loop.
3114 (build_rdg): Adjust.
3115 (generate_code_for_partition): Return whether loop should
3116 be destroyed and delay that.
3117 (distribute_loop): Likewise.
3118 (pass_loop_distribution::execute): Record loops to be destroyed
3119 and perform delayed destroying of loops.
3121 2016-05-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3124 * config/aarch64/aarch64-simd.md (aarch64_vmls<mode>): Delete.
3126 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
3128 * config/aarch64/aarch64-elf.h (ASM_OUTPUT_DEF): Delete.
3130 2016-05-17 Ilya Enkovich <ilya.enkovich@intel.com>
3133 * config/i386/i386.c (dimode_scalar_chain::convert_op): Fix
3134 insertion point for instructions generated by validize_mem.
3136 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
3138 * config/aarch64/aarch64.c (SHIFT_COUNT_TRUNCATED): Wrap definition
3141 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
3143 * config/aarch64/aarch64.c
3144 (aarch64_output_simd_mov_immediate): Make "buf_size" a variable
3145 rather than a macro.
3147 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
3149 * doc/invoke.texi (AArch64 Options): Various updates.
3151 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
3153 * ipa-inline-analysis.c (compute_inline_parameters): Disable inlinig
3154 into instrumentation thunks.
3155 * cif-code.def (CIF_CHKP): New.
3157 2016-05-16 Uros Bizjak <ubizjak@gmail.com>
3159 * config/i386/xopintrin.h: Correct "unsinged" typo in the comments.
3161 2016-05-16 Martin Jambor <mjambor@suse.cz>
3163 * hsa-gen.c (fillup_for_decl): Increase alignment to natural one.
3164 (get_symbol_for_decl): Sorry if a global symbol in under-aligned.
3166 2016-05-16 Marek Polacek <polacek@redhat.com>
3168 * gimple.c (maybe_remove_unused_call_args): Fix typos in the
3171 2016-05-16 Martin Jambor <mjambor@suse.cz>
3174 * omp-low.c (grid_expand_target_grid_body): Copy RESULT_DECL of
3175 the outlined kernel function.
3177 2016-05-16 Robert Suchanek <robert.suchanek@imgtec.com>
3179 * config/mips/mips.h (ISA_HAS_LSA): Enable for -mmsa.
3180 (ISA_HAS_DLSA): Ditto.
3182 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
3184 * config/mips/m5100.md (m51_int_load): Update the latency to 2.
3186 2016-05-16 Nathan Sidwell <nathan@acm.org>
3188 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): Revert.
3189 (nvptx_name_replacement): Restore. Add comment.
3190 (write_fn_proto, write_fn_proto_from_insn,
3191 nvptx_output_call_insn): Restore
3192 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Delete.
3194 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
3196 * config/aarch64/aarch64.md
3197 (add<mode>3_compareC_cconly_imm): Remove use of %w.
3198 (add<mode>3_compareC_imm): Likewise.
3199 (<optab>si3_uxtw): Split into register and immediate variants.
3200 (andsi3_compare0_uxtw): Likewise.
3201 (and<mode>3_compare0): Likewise.
3202 (and<mode>3nr_compare0): Likewise.
3203 (stack_protect_test_<mode>): Don't use %x for memory operands.
3205 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
3207 * config/mips/mips-cpus.def (p5600): Add multi-line brackets.
3209 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
3211 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3):
3212 Split integer shifts into shift_reg and bfm.
3213 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
3214 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
3215 (ror<mode>3_insn): Likewise.
3216 (<optab>si3_insn_uxtw): Likewise.
3217 (<optab><mode>3_insn): Change to rotate_imm.
3218 (extr<mode>5_insn_alt): Likewise.
3219 (extrsi5_insn_uxtw): Likewise.
3220 (extrsi5_insn_uxtw_alt): Likewise.
3222 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
3224 * doc/tm.texi: Regenerate.
3225 * doc/tm.texi.in (TARGET_INVALID_PARAMETER_TYPE): Remove.
3226 (TARGET_INVALID_RETURN_TYPE): Remove.
3227 * system.h: Poison TARGET_INVALID_PARAMETER_TYPE and
3228 TARGET_INVALID_RETURN_TYPE.
3229 * target.def (invalid_parameter_type): Remove.
3230 (invalid_return_type): Remove.
3232 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
3234 * ipa-inline-analysis.c (compute_inline_parameters): Be more reailistic
3235 on estimating thunk bodies; do not set inline_failed to CIF_THUNK for
3237 * ipa-inline-transform.c (inline_call): When inlining into thunk produce
3239 (preserve_function_body_p): No need to preserve function body
3240 * cif-codes.def (CIF_THUNK): Remove.
3241 * cgraphclones.c (duplicate_thunk_for_node): Thunks calls are inlinable.
3243 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
3245 * tree-inline.c (expand_call_inline): recurse after inlining thunk.
3247 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
3249 * tree.c (free_lang_data_in_decl): Also set target/optimization flags
3252 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
3254 * ipa-inline.c (report_inline_failed_reason): Look into thunks, too
3255 (inline_small_functions): Do not look for function symbol when
3258 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
3260 * lto-cgraph.c (compute_ltrans_boundary, output_symtab): Fix handling
3263 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
3264 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3265 Jiong Wang <jiong.wang@arm.com>
3267 * config/arm/arm-c.c (arm_cpu_builtins): Use def_or_undef_macro
3268 for __ARM_FP16_FORMAT_IEEE and __ARM_FP16_FORMAT_ALTERNATIVE.
3269 Define __ARM_FP16_ARGS when appropriate.
3270 * config/arm/arm.c (arm_invalid_parameter_type): Remove
3272 (arm_invalid_return_type): Likewise.
3273 (TARGET_INVALID_PARAMETER_TYPE): Remove.
3274 (TARGET_INVALID_RETURN_TYPE): Remove.
3275 (aapcs_vfp_sub_candidate): Allow HFmode.
3276 (aapcs_vfp_allocate): Add comment. Support HFmode.
3277 (aapcs_vfp_allocate_return_reg): Likewise.
3278 (struct aapcs_cp_arg_layout): Slightly reword comments for
3279 is_return_candidate and allocate_return_reg.
3280 (output_mov_vfp): Update assert.
3281 (arm_hard_regno_mode_ok): Remove comment, update HF-mode
3283 (arm_invalid_parameter_type): Remove.
3284 (amr_invalid_return_type): Remove.
3285 * config/arm/arm.h (TARGET_NEON_FP16): Fix definition.
3286 * config/arm/arm.md (*arm32_movhf): Disable for TARGET_VFP.
3287 * config/arm/vfp.md (*movhf_vfp): Enable for TARGET_VFP.
3289 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
3291 * config/aarch64/aarch64.h (LEGITIMIZE_RELOAD_ADDRESS): Remove.
3292 * config/aarch64/arch64-protos.h
3293 (aarch64_legitimize_reload_address): Remove.
3294 * config/aarch64/aarch64.c (aarch64_legitimize_reload_address):
3297 2016-05-16 Eric Botcazou <ebotcazou@adacore.com>
3299 * configure.ac: Add ACX_NONCANONICAL_HOST.
3300 * configure: Regenerate.
3301 * Makefile.in: Set host_noncanonical.
3303 2016-05-14 Uros Bizjak <ubizjak@gmail.com>
3306 * config/i386/i386.md (*movtf_internal): Before register allocation,
3307 do not allow FP constants for CM_MEDIUM memory model, allow only
3308 standard FP constants for CM_LARGE and CM_LARGE_PIC models.
3309 (*movxf_internal): Ditto.
3310 (*movdf_internal): Ditto.
3311 (*movsf_internal): Ditto.
3313 2016-05-13 Segher Boessenkool <segher@kernel.crashing.org>
3315 PR rtl-optimization/67483
3316 * combine.c (make_compound_operation): Don't call extract_left_shift
3317 with negative shift amounts.
3319 2016-05-13 Jakub Jelinek <jakub@redhat.com>
3322 * fold-const.c (fold_checksum_tree): Allow modification
3323 of TYPE_ALIAS_SET during folding.
3325 * config/i386/i386.c (ix86_compute_frame_layout, ix86_expand_prologue,
3326 ix86_expand_split_stack_prologue): Use HOST_WIDE_INT_C macro.
3327 (ix86_split_to_parts): Likewise. Fix up formatting.
3329 2016-05-13 H.J. Lu <hongjiu.lu@intel.com>
3331 * tree-ssa-loop-ivopts.c (create_new_ivs): Cast to
3332 unsigned HOST_WIDE_INT with HOST_WIDE_INT_PRINT_UNSIGNED in
3335 2016-05-13 Nathan Sidwell <nathan@acm.org>
3337 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): New.
3338 (nvptx_name_replacement): Delete.
3339 (write_fn_proto, write_fn_proto_from_insn,
3340 nvptx_output_call_insn): Remove nvptx_name_replacement call.
3341 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Override.
3342 * langhooks.c (add_builtin_funcction_common): Call
3343 targetm.mangle_decl_assembler_name.
3345 * config/nvptx/nvptx.c (write_fn_proto): Handle
3346 BUILT_IN_ATOMIC_COMPARE_EXCHANGE_n oddity.
3348 2016-05-13 Martin Liska <mliska@suse.cz>
3350 * tree-ssa-loop-ivopts.c (create_new_ivs): Use HOST_WIDE_INT_PRINT_DEC
3351 and PRIu64 in printf format.
3353 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3355 * tree-ssa-loop-ivanon.c (try_unroll_loop_completely): Typo fix in
3358 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3360 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
3361 Change --param max-completely-peeled-times to
3362 --param max-completely-peel-times in dump file printing.
3364 2016-05-13 Richard Biener <rguenther@suse.de>
3366 PR tree-optimization/42587
3367 * tree-ssa-math-opts.c (perform_symbolic_merge): Handle BIT_FIELD_REF.
3368 (find_bswap_or_nop_1): Likewise.
3369 (bswap_replace): Likewise.
3371 2016-05-13 Martin Liska <mliska@suse.cz>
3373 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern):
3374 Initialize a variable with default value.
3376 2016-05-13 Martin Liska <mliska@suse.cz>
3378 * doc/invoke.texi: Enhance explanation of error recovery
3381 2016-05-13 Martin Liska <mliska@suse.cz>
3383 * tree-ssa-loop-ivopts.c (avg_loop_niter): Fix coding style.
3384 (struct cost_pair): Change inv_expr_id (int) to inv_expr
3385 (iv_inv_expr_ent *).
3386 (struct iv_inv_expr_ent): Comment struct fields.
3387 (sort_iv_inv_expr_ent): New function.
3388 (struct ivopts_data): Rename inv_expr_id to max_inv_expr_id.
3389 (struct iv_ca): Replace used_inv_expr and num_used_inv_expr with
3390 a hash_map between iv_inv_expr_ent and number of usages.
3391 (niter_for_exit): Fix coding style.
3392 (tree_ssa_iv_optimize_init): Use renamed variable.
3393 (determine_base_object): Fix coding style.
3394 (alloc_iv): Likewise.
3395 (find_interesting_uses_outside): Likewise.
3396 (add_candidate_1): Likewise.
3397 (add_standard_iv_candidates): Likewise.
3398 (set_group_iv_cost): Replace inv_expr_id with inv_expr.
3399 (prepare_decl_rtl): Fix coding style.
3400 (get_address_cost): Likewise.
3401 (get_shiftadd_cost): Likewise.
3402 (force_expr_to_var_cost): Likewise.
3403 (compare_aff_trees): Likewise.
3404 (get_expr_id): Restructure the function.
3405 (get_loop_invariant_expr_id): Renamed to
3406 get_loop_invariant_expr.
3407 (get_computation_cost_at): Replace usage of inv_expr_id with
3409 (get_computation_cost): Likewise.
3410 (determine_group_iv_cost_generic): Likewise.
3411 (determine_group_iv_cost_address): Likewise.
3412 (iv_period): Fix coding style.
3413 (iv_elimination_compare_lt): Likewise.
3414 (may_eliminate_iv): Likewise.
3415 (determine_group_iv_cost_cond): Replace usage of inv_expr_id with
3417 (determine_group_iv_costs): Dump invariant expressions.
3418 (iv_ca_recount_cost): Use the newly added hash_map.
3419 (iv_ca_set_remove_invariants): Fix coding style.
3420 (iv_ca_set_add_invariants): Fix coding style.
3421 (iv_ca_set_no_cp): Utilize the newly added hash_map for used
3423 (iv_ca_set_cp): Likewise.
3424 (iv_ca_new): Initialize the newly added hash_map and remove
3425 initialization of fields.
3426 (iv_ca_free): Delete the hash_map.
3427 (iv_ca_dump): Dump invariant expressions.
3428 (iv_ca_extend): Fix coding style.
3429 (try_add_cand_for): Likewise.
3430 (create_new_ivs): Dump information about # of avg iterations and
3431 # of used invariant expressions.
3432 (rewrite_use_compare): Fix coding style.
3433 (free_loop_data): Set default value for max_inv_expr_id.
3435 2016-05-13 Ilya Enkovich <ilya.enkovich@intel.com>
3437 * cse.c (rest_of_handle_cse): Use cleanup_cfg
3438 returned value cse_cfg_altered computation.
3439 (rest_of_handle_cse2): Likewise.
3440 (rest_of_handle_cse_after_global_opts): Likewise.
3442 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3445 * config/arm/arm.c (arm32_output_mi_thunk): New.
3446 (arm_output_mi_thunk): Rename to arm_thumb1_mi_thunk. Rework
3447 to split Thumb1 vs TARGET_32BIT functionality.
3448 (arm_thumb1_mi_thunk): New.
3450 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3452 * config/aarch64/aarch64.c (TARGET_OMIT_STRUCT_RETURN_REG): Set
3455 2016-05-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3458 * config/i386/i386.c (ix86_in_large_data_p): Guard against NULL exp.
3460 2016-05-13 Eric Botcazou <ebotcazou@adacore.com>
3462 * builtins.c (expand_builtin_memcmp): Do not emit the call here.
3463 (expand_builtin_trap): Emit a regular call.
3464 (set_builtin_user_assembler_name): Remove obsolete cases.
3465 * dse.c (scan_insn): Adjust.
3466 * except.c: Include calls.h.
3467 (sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is defined,
3468 emit a regular call to setjmp.
3469 * expr.c (emit_block_move_hints): Call emit_block_copy_via_libcall.
3470 (block_move_libcall_safe_for_call_parm): Use memcpy builtin.
3471 (emit_block_move_via_libcall): Delete.
3472 (block_move_fn): Delete.
3473 (init_block_move_fn): Likewise.
3474 (emit_block_move_libcall_fn): Likewise.
3475 (emit_block_op_via_libcall): New function.
3476 (set_storage_via_libcall): Tidy up and use memset builtin.
3477 (block_clear_fn): Delete.
3478 (init_block_clear_fn): Likewise.
3479 (clear_storage_libcall_fn): Likewise.
3480 (expand_assignment): Call emit_block_move_via_libcall.
3481 Do not include gt-expr.h.
3482 * expr.h (emit_block_op_via_libcall): Declare.
3483 (emit_block_copy_via_libcall): New inline function.
3484 (emit_block_move_via_libcall): Likewise.
3485 (emit_block_comp_via_libcall): Likewise.
3486 (block_clear_fn): Delete.
3487 (init_block_move_fn): Likewise.
3488 (init_block_clear_fn): Likewise.
3489 (emit_block_move_via_libcall): Likewise.
3490 (set_storage_via_libcall): Add default parameter value.
3491 * libfuncs.h (enum libfunc_index): Remove obsolete values.
3492 (abort_libfunc): Delete.
3493 (memcpy_libfunc): Likewise.
3494 (memmove_libfunc): Likewise.
3495 (memcmp_libfunc): Likewise.
3496 (memset_libfunc): Likewise.
3497 (setbits_libfunc): Likewise.
3498 (setjmp_libfunc): Likewise.
3499 (longjmp_libfunc): Likewise.
3500 (profile_function_entry_libfunc): Likewise.
3501 (profile_function_exit_libfunc): Likewise.
3502 (gcov_flush_libfunc): Likewise.
3503 * optabs-libfuncs.c (build_libfunc_function): Set DECL_ARTIFICIAL
3504 and DECL_VISIBILITY on the declaration.
3505 (init_optabs): Do not initialize obsolete libfuncs.
3506 * optabs.c (prepare_cmp_insn): Call emit_block_comp_via_libcall.
3507 * tree-core.h (ECF_RET1): Define.
3508 (ECF_TM_PURE): Adjust.
3509 (ECF_TM_BUILTIN): Likewise.
3510 * tree.c (set_call_expr_flags): Deal with ECF_RET1.
3511 (build_common_builtin_nodes): Initialize abort builtin.
3512 Add ECF_RET1 on memcpy, memmove and memset builtins.
3513 Pass final flags for alloca and alloca_with_align builtins.
3514 * config/alpha/alpha.c (alpha_init_libfuncs): Do not initialize
3516 * config/ia64/ia64.c (ia64_vms_init_libfuncs): Likewise.
3517 * config/i386/i386.c (ix86_expand_set_or_movmem): Adjust call to
3518 set_storage_via_libcall and call emit_block_copy_via_libcall.
3520 2016-05-12 Uros Bizjak <ubizjak@gmail.com>
3522 * config/i386/i386.md (*call_got_x32): Change operand 0 to
3523 DImode before it is passed to ix86_output_call_operand.
3524 (*call_value_got_x32): Ditto for operand 1.
3526 2016-05-12 Jiong Wang <jiong.wang@arm.com>
3528 PR rtl-optimization/70904
3529 * lra-constraint.c (process_addr_reg): Relax the restriction on subreg
3530 reload for wide mode.
3532 2016-05-12 Marek Polacek <polacek@redhat.com>
3535 * langhooks-def.h (lhd_incomplete_type_error): Adjust declaration.
3536 * langhooks.c (lhd_incomplete_type_error): Add location parameter.
3537 * langhooks.h (incomplete_type_error): Likewise.
3538 * tree.c (size_in_bytes_loc): Renamed from size_in_bytes. Add location
3539 parameter, pass it down to incomplete_type_error.
3540 * tree.h (size_in_bytes): New inline overload.
3541 (size_in_bytes_loc): Renamed from size_in_bytes.
3543 2016-05-12 Richard Biener <rguenther@suse.de>
3545 PR tree-optimization/71059
3546 * tree-ssa-pre.c (phi_translate_1): Fully fold translated
3547 nary before looking up or entering the expression into the VN
3549 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): Fix comment typo.
3550 Make sure to re-use NARYs without result as inserted by
3553 2016-05-12 Richard Biener <rguenther@suse.de>
3555 PR tree-optimization/71062
3556 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
3558 * tree-ssa-structalias.c (set_uids_in_ptset): Set
3559 vars_contains_restrict if the var is a restrict tag.
3560 * tree-ssa-alias.c (ptrs_compare_unequal): If vars_contains_restrict
3561 do not disambiguate pointers against it.
3562 (dump_points_to_solution): Re-structure and adjust for new
3563 vars_contains_restrict flag.
3564 * gimple-pretty-print.c (pp_points_to_solution): Likewise.
3566 2016-05-12 Martin Liska <mliska@suse.cz>
3568 * doc/invoke.texi: Explain connection between
3569 -fsanitize-recover=address and ASAN_OPTIONS="halt_on_error=1".
3571 2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com>
3573 PR tree-optimization/71006
3574 * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
3575 consider COND_EXPR as a mask producer.
3577 2016-05-12 Marek Polacek <polacek@redhat.com>
3580 * opts.c (common_handle_option): Detect missing argument for --help^.
3582 2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3585 * config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction
3586 when popping the PC and within an interrupt handler routine.
3587 Add missing tab to output of "ldmfd".
3588 (output_return_instruction): Output LDMFD with SP update rather
3589 than POP when returning from interrupt handler.
3591 2016-05-12 Jakub Jelinek <jakub@redhat.com>
3593 * config/i386/i386.md (isa): Add x64_avx512dq, enable if
3594 TARGET_64BIT && TARGET_AVX512DQ.
3595 * config/i386/sse.md (*vec_extract<mode>): Add avx512bw alternatives.
3596 (*vec_extract<PEXTR_MODE12:mode>_zext): Add avx512bw alternative.
3597 (*vec_extract<ssevecmodelower>_0, *vec_extractv4si_0_zext,
3598 *vec_extractv2di_0_sse): Use v constraint instead of x constraint.
3599 (*vec_extractv4si): Add avx512dq and avx512bw alternatives.
3600 (*vec_extractv4si_zext): Add avx512dq alternative.
3601 (*vec_extractv2di_1): Add x64_avx512dq and avx512bw alternatives,
3602 use v instead of x constraint in other alternatives where possible.
3604 * config/i386/sse.md (sse2_loadld): Use v instead of x
3605 constraint in alternatives 0,1,4.
3607 * config/i386/sse.md (pinsr_evex_isa): New mode attr.
3608 (<sse2p4_1>_pinsr<ssemodesuffix>): Add 2 alternatives with
3609 v constraints instead of x and <pinsr_evex_isa> isa attribute.
3612 * config/i386/sse.md (<sse2_avx2>_packssdw<mask_name>,
3613 <sse4_1_avx2>_packusdw<mask_name>): Make sure EVEX encoded insn
3614 is not emitted unless TARGET_AVX512BW.
3615 (<sse2_avx2>_packuswb<mask_name>, <sse2_avx2>_packsswb<mask_name>):
3616 Likewise. For TARGET_AVX512BW, use "=v" constraint instead of "=x"
3617 for the result operand.
3619 * config/i386/sse.md (*vec_setv4sf_sse4_1, sse4_1_insertps): Use v
3620 constraint instead of x in avx alternatives. Use maybe_evex instead
3623 * config/i386/constraints.md (Yv): New constraint.
3624 * config/i386/i386.h (VALID_AVX512VL_128_REG_MODE): Allow
3625 TFmode and V1TImode in xmm16+ registers for TARGET_AVX512VL.
3626 * config/i386/i386.md (avx512fvecmode): New mode attr.
3627 (*pushtf): Use v constraint instead of x.
3628 (*movtf_internal): Likewise. For TARGET_AVX512VL and
3629 xmm16+ registers, use vmovdqu64 or vmovdqa64 instructions.
3630 (*absneg<mode>2): Use Yv constraint instead of x constraint.
3631 (*absnegtf2_sse): Likewise.
3632 (copysign<mode>3_const, copysign<mode>3_var): Likewise.
3633 * config/i386/sse.md (*andnot<mode>3): Add avx512vl and
3634 avx512f alternatives.
3635 (*andnottf3, *<code><mode>3, *<code>tf3): Likewise.
3637 2016-05-12 Richard Biener <rguenther@suse.de>
3639 PR tree-optimization/71060
3640 * tree-data-ref.c (initialize_data_dependence_relation): Do not
3641 require exact match of DR_BASE_OBJECT but only matching address and
3644 2016-05-12 Richard Biener <rguenther@suse.de>
3646 PR tree-optimization/70986
3647 * cfganal.c: Include cfgloop.h.
3648 (dfs_find_deadend): Prefer to take edges exiting loops.
3650 2016-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3652 * gcc.target/powerpc/pr70963.c: Require at least power8 at both
3653 compile and run time.
3655 2016-05-11 Mikhail Maltsev <maltsevm@gmail.com>
3658 * doc/invoke.texi (Wduplicate-decl-specifier): Document new option.
3660 2016-05-11 Uros Bizjak <ubizjak@gmail.com>
3662 * config/i386/i386.c (legitimize_pic_address): Use
3663 copy_to_suggested_reg instead of gen_movsi.
3665 2016-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
3667 * config/rs6000/predicates.md (quad_memory_operand): Move most of
3668 the code into quad_address_p and call it to share code with
3669 vsx_quad_dform_memory_operand.
3670 (vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector
3672 * config/rs6000/rs6000.opt (-mlra): Switch to being an option mask
3673 bit instead of being a separate word. Split -mpower9-dform into
3674 two switches, -mpower9-dform-scalar and -mpower9-dform-vector.
3675 * config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask
3676 for the register class supporting 128-bit quad word memory offsets.
3677 (mode_supports_vsx_dform_quad): Helper function to return if the
3678 register class uses quad word memory offsets.
3679 (rs6000_debug_addr_mask): Add support for quad word memory offsets.
3680 (rs6000_debug_reg_global): Always print if we are using LRA or not.
3681 (rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form
3682 instructions are enabled, set up the appropriate addr_masks for
3684 (rs6000_init_hard_regno_mode_ok): wb constraint is now based on
3685 -mpower9-dform-scalar, instead of -mpower9-dform.
3686 (rs6000_option_override_internal): Split -mpower9-dform into two
3687 switches, -mpower9-dform-scalar and -mpower9-dform-vector. The
3688 -mpower9-dform switch sets or clears both. If we are not using
3689 the LRA register allocator, do not enable -mpower9-dform-vector by
3690 default. If we are using LRA, enable -mpower9-dform-vector and
3691 -mvsx-timode if it is appropriate. Issue a warning if either
3692 -mpower9-dform-vector or -mvsx-timode are explicitly used without
3694 (quad_address_offset_p): New helper function to return if the
3695 offset is legal for quad word memory instructions.
3696 (quad_address_p): New function to determin if GPR or vector
3697 register quad word memory addresses are legal.
3698 (mem_operand_gpr): Validate quad word address offsets.
3699 (reg_offset_addressing_ok_p): Add support for ISA 3.0 vector
3700 d-form (register + offset) instructions.
3701 (offsettable_ok_by_alignment): Likewise.
3702 (rs6000_legitimate_offset_address_p): Likewise.
3703 (legitimate_lo_sum_address_p): Likewise.
3704 (rs6000_legitimize_address): Likewise.
3705 (rs6000_legitimize_reload_address): Add more debug statements for
3707 (rs6000_legitimate_address_p): Add support for ISA 3.0 vector
3708 d-form instructions.
3709 (rs6000_secondary_reload_memory): Add support for ISA 3.0 vector
3710 d-form instructions. Distinguish different cases in debug
3711 output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector
3712 d-form instructions.
3713 (rs6000_preferred_reload_class): Likewise.
3714 (rs6000_output_move_128bit): Add support for ISA 3.0 d-form
3715 instructions. If ISA 3.0 is available, generate lxvx/stxvx instead
3716 of the ISA 2.06 indexed memory instructions.
3717 (rs6000_emit_prologue): If we have ISA 3.0 d-form instructions,
3718 use them to save/restore the saved vector registers instead of
3719 using Altivec instructions.
3720 (rs6000_emit_epilogue): Likewise.
3721 (rs6000_lra_p): Use TARGET_LRA instead of the old option word.
3722 (rs6000_opt_masks): Split -mpower9-dform into
3723 -mpower9-dform-scalar and -mpower9-dform-vector.
3724 (rs6000_print_options_internal): Print -mno-<switch> if <switch>
3726 * config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit
3727 ISA 3.0 vector indexed memory instructions, and fold the code into
3728 the normal mov<mode> patterns.
3729 (p9_vecstore_<mode>): Likewise.
3730 (vsx_mov<mode>): Add support for ISA 3.0 vector d-form
3732 (vsx_movti_64bit): Likewise.
3733 (vsx_movti_32bit): Likewise.
3734 * config/rs6000/constraints.md (wO constraint): New constraint for
3735 ISA 3.0 vector d-form support.
3736 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use
3737 -mpower9-dform-scalar instead of -mpower9-dform. Add note not to
3738 include -mpower9-dform-vector until we switch over to LRA.
3739 (POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two.
3740 switches, -mpower9-dform-scalar and -mpower9-dform-vector.
3741 * config/rs6000/rs6000-protos.h (quad_address_p): Add declaration.
3742 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
3743 for -mpower9-dform and -mlra.
3744 * doc/md.texi (wO constraint): Document wO constraint.
3746 2016-05-11 Alexander Monakov <amonakov@ispras.ru>
3748 * genattr.c (main): Change 'rtx' to 'rtx_insn *' in prototypes of
3749 'insn_latency', 'maximal_insn_latency', 'min_insn_conflict_delay'.
3750 * genautomata.c (output_internal_insn_code_evaluation): Simplify.
3751 Move handling of non-insn arguments inline into the sole user:
3752 (output_trans_func): ...here.
3753 (output_min_insn_conflict_delay_func): Change 'rtx' to 'rtx_insn *'
3754 in emitted function prototype.
3755 (output_internal_insn_latency_func): Ditto. Simplify.
3756 (output_internal_maximal_insn_latency_func): Ditto. Delete
3757 always-unused argument.
3758 (output_insn_latency_func): Ditto.
3759 (output_maximal_insn_latency_func): Ditto.
3761 2016-05-11 Richard Biener <rguenther@suse.de>
3763 PR tree-optimization/71055
3764 * tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting
3765 sth with precision not equal to access size verify we don't chop
3768 2016-05-11 Richard Biener <rguenther@suse.de>
3771 * dwarf2out.c (retry_incomplete_types): Set early_dwarf.
3772 (dwarf2out_finish): Move retry_incomplete_types call ...
3773 (dwarf2out_early_finish): ... here.
3775 2016-05-11 Richard Biener <rguenther@suse.de>
3778 * alias.c (reference_alias_ptr_type): Preserve alias-set zero
3779 if the langhook insists on it.
3780 * fold-const.c (make_bit_field_ref): Add arg for the original
3781 reference and preserve its alias-set.
3782 (decode_field_reference): Take exp by reference and adjust it
3783 to the original memory reference.
3784 (optimize_bit_field_compare): Adjust callers.
3785 (fold_truth_andor_1): Likewise.
3786 * gimplify.c (gimplify_expr): Adjust in-SSA form test.
3788 2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
3791 * cfgrtl.h (delete_insn_and_edges): Now return bool.
3792 * cfgrtl.c (delete_insn_and_edges): Likewise.
3793 * config/i386/i386.c (convert_scalars_to_vector): Remove
3795 * cse.c (cse_insn): Compute cse_cfg_altered.
3796 (delete_trivially_dead_insns): Likewise.
3797 (cse_cc_succs): Likewise.
3798 (rest_of_handle_cse): Free dominance info if required.
3799 (rest_of_handle_cse2): Likewise.
3800 (rest_of_handle_cse_after_global_opts): Likewise.
3802 2016-05-11 Alan Modra <amodra@gmail.com>
3804 * config/rs6000/rs6000.c (is_complex_IBM_long_double,
3805 abi_v4_pass_in_fpr): New functions.
3806 (rs6000_function_arg_boundary): Exclude complex IBM long double
3807 from 64-bit alignment when ABI_V4.
3808 (rs6000_function_arg, rs6000_function_arg_advance_1,
3809 rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr.
3811 2016-05-10 Segher Boessenkool <segher@kernel.crashing.org>
3813 PR rtl-optimization/71028
3814 * cfgcleanup.c (try_optimize_cfg): Do not flip a conditional
3815 jump with just a return in the fallthrough block if the branch
3816 block contains just a return as well.
3818 2016-05-10 Marc Glisse <marc.glisse@inria.fr>
3820 * fold-const.c (fold_binary_loc) [(X ^ Y) & Y]: Remove and merge with...
3821 * match.pd ((X & Y) ^ Y): ... this.
3822 ((X & Y) & Y, (X | Y) | Y, (X ^ Y) ^ Y, (X & Y) & (X & Z), (X | Y)
3823 | (X | Z), (X ^ Y) ^ (X ^ Z)): New transformations.
3825 2016-05-10 David Malcolm <dmalcolm@redhat.com>
3827 * read-md.c (require_char_ws): New function.
3828 (read_string): Simplify using require_char_ws.
3829 (handle_constants): Likewise.
3830 (handle_enum): Likewise.
3831 (handle_file): Likewise.
3832 * read-md.h (require_char_ws): New declaration.
3833 * read-rtl.c (read_conditions): Simplify using require_char_ws.
3834 (read_mapping): Likewise.
3835 (read_rtx_code): Likewise.
3836 (read_nested_rtx): Likewise.
3838 2016-05-10 James Norris <jnorris@codesourcery.com>
3840 * config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o
3841 if offloading is enabled and -fopenacc or -fopenmp is specified.
3842 (CRTOFFLOADEND): Likewise.
3843 (STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN.
3844 (ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND.
3846 2016-05-10 Uros Bizjak <ubizjak@gmail.com>
3848 * config/i386/i386.c (legitimize_pic_address): Merge 64-bit and 32-bit
3849 gotoff_operand code paths. Use copy_to_suggested_regs and
3850 expand_simple_binop where appropriate. Cleanup.
3852 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
3855 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Allow
3857 (dimode_scalar_chain::vector_const_cost): New.
3858 (dimode_scalar_chain::compute_convert_gain): Handle constants.
3859 (dimode_scalar_chain::convert_op): Likewise.
3860 (dimode_scalar_chain::convert_insn): Likewise.
3862 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
3864 * dwarf2out.c (resolve_args_picking_1): Consider DW_OP_neg as an
3865 unary operation, not a binary one.
3867 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
3870 * tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle
3871 calls with type casted fndecl.
3873 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
3875 PR tree-optimization/70786
3876 * tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR.
3877 * calls.c (initialize_argument_information): Bind bounds
3878 with corresponding args passed by reference.
3880 2016-05-10 Jakub Jelinek <jakub@redhat.com>
3883 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>),
3884 *<code><mode>3<mask_name>): For !TARGET_AVX512DQ and EVEX encoding,
3885 use vp*[dq] instead of v*p[sd] instructions and adjust mode attribute
3888 2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3891 * config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct
3892 code for a zero scale factor.
3893 (vsx_xvcvdpuxds_scale): Likewise.
3895 2016-05-10 David Malcolm <dmalcolm@redhat.com>
3897 * diagnostic-show-locus.c (layout::layout): Call show_ruler
3898 if show_ruler_p was set on the context.
3899 (layout::show_ruler): New method.
3900 * diagnostic.h (struct diagnostic_context): Add field
3903 2016-05-10 Richard Biener <rguenther@suse.de>
3905 PR tree-optimization/71039
3906 * tree-ssa-phiprop.c: Include tree-ssa-loop.h.
3907 (chk_uses): New function.
3908 (propagate_with_phi): Verify we can safely replicate the lhs of an
3909 aggregate assignment on all incoming edges.
3911 2016-05-10 Oleg Endo <olegendo@gcc.gnu.org>
3913 * config/rx/rx-protos.h (is_interrupt_func, is_fast_interrupt_func):
3915 (rx_atomic_sequence): New class.
3916 * config/rx/rx.c (rx_print_operand): Use symbolic names for PSW bits.
3917 (is_interrupt_func, is_fast_interrupt_func): Make non-static and
3919 (rx_atomic_sequence::rx_atomic_sequence,
3920 rx_atomic_sequence::~rx_atomic_sequence): New functions.
3921 * config/rx/rx.md (CTRLREG_PSW, CTRLREG_USP, CTRLREG_FPSW, CTRLREG_CPEN,
3922 CTRLREG_BPSW, CTRLREG_BPC, CTRLREG_ISP, CTRLREG_FINTV,
3923 CTRLREG_INTB): New constants.
3924 (FETCHOP): New code iterator.
3925 (fethcop_name, fetchop_name2): New iterator code attributes.
3926 (QIHI): New mode iterator.
3927 (atomic_exchange<mode>, atomic_exchangesi, xchg_mem<mode>,
3928 atomic_fetch_<fetchop_name>si, atomic_fetch_nandsi,
3929 atomic_<fetchop_name>_fetchsi, atomic_nand_fetchsi): New patterns.
3931 2016-05-10 Martin Liska <mliska@suse.cz>
3933 * tree-inline.c (remap_dependence_clique): Do not remap
3934 debugging statements.
3936 2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3938 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly")
3939 ("*fixuns_truncdfdi2_z13")
3940 ("*fixuns_trunc<FP:mode><GPR:mode>2_z196")
3941 ("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13")
3942 ("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX.
3944 2016-05-10 Richard Biener <rguenther@suse.de>
3946 PR tree-optimization/70497
3947 PR tree-optimization/28367
3948 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): New function
3950 (visit_reference_op_load): ... here.
3951 (vn_reference_lookup_3): Use it to handle subreg-like accesses
3952 with simplified BIT_FIELD_REFs.
3953 * tree-ssa-pre.c (eliminate_insert): Handle inserting BIT_FIELD_REFs.
3954 * tree-complex.c (extract_component): Handle BIT_FIELD_REFs
3957 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
3959 * dwarf2out.c (add_abstract_origin_attribute): Adjust
3960 documentation comment. For BLOCK nodes, add a
3961 DW_AT_abstract_origin attribute that points to the DIE generated
3962 for the origin BLOCK.
3963 (gen_lexical_block_die): Call add_abstract_origin_attribute for
3964 blocks from inlined functions.
3966 2016-05-10 Alan Modra <amodra@gmail.com>
3969 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop
3970 regrename modifying insns saving lr before __morestack call.
3971 * config/rs6000/rs6000.md (split_stack_return): Similarly for
3972 insns restoring lr after __morestack call.
3974 2016-05-09 Jakub Jelinek <jakub@redhat.com>
3976 * config/i386/i386.md (set_got, set_got_labelled, lwp_llwpcb,
3977 lwp_lwpval<mode>3, lwp_lwpins<mode>3): Remove constraints from
3979 * config/i386/sse.md (vec_interleave_high<mode>,
3980 vec_interleave_low<mode>, <avx512>_vpermi2var<mode>3_maskz,
3981 <avx512>_vpermt2var<mode>3_maskz): Likewise.
3983 2016-05-04 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
3985 * config/rs6000/rs6000.c (rs6000_reassociation_width): Add
3986 function for TARGET_SCHED_REASSOCIATION_WIDTH to enable
3987 parallel reassociation for power8 and forward.
3989 2016-05-09 Uros Bizjak <ubizjak@gmail.com>
3991 * config/i386/i386.md (absneg splitters with general regs): Use
3992 general_reg_operand predicate.
3993 (btsq peephole2): Use x86_64_immediate_operand to check if new
3994 value is suitable for immediate operand. Generate emitted insn
3995 using RTL expressions.
3996 (btcq peephole2): Ditto.
3997 (btrq peephole2): Ditto. Generate correct immediate operand
4000 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
4002 * cfgexpand.c (expand_debug_expr): Fix address offset for negative
4005 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
4007 * tree-affine.c (wide_int_constant_multiple_p): Add missing
4008 pointer dereference.
4010 2016-05-09 Richard Biener <rguenther@suse.de>
4012 PR tree-optimization/70985
4013 * match.pd (BIT_FIELD_REF -> (type)): Disable on GIMPLE when
4014 op0 isn't a gimple register.
4016 2016-05-09 Prachi Godbole <prachi.godbole@imgtec.com>
4018 * config/mips/i6400.md (i6400_fpu_intadd, i6400_fpu_logic)
4019 (i6400_fpu_div, i6400_fpu_cmp, i6400_fpu_float, i6400_fpu_store)
4020 (i6400_fpu_long_pipe, i6400_fpu_logic_l, i6400_fpu_float_l)
4021 (i6400_fpu_mult): New cpu units.
4022 (i6400_msa_add_d, i6400_msa_int_add, i6400_msa_short_logic3)
4023 (i6400_msa_short_logic2, i6400_msa_short_logic, i6400_msa_move)
4024 (i6400_msa_cmp, i6400_msa_short_float2, i6400_msa_div_d)
4025 (i6400_msa_div_w, i6400_msa_div_h, i6400_msa_div_b)
4026 (i6400_msa_copy, i6400_msa_branch, i6400_fpu_msa_store)
4027 (i6400_fpu_msa_load, i6400_fpu_msa_move, i6400_msa_long_logic1)
4028 (i6400_msa_long_logic2, i6400_msa_mult, i6400_msa_long_float2)
4029 (i6400_msa_long_float4, i6400_msa_long_float5)
4030 (i6400_msa_long_float8, i6400_msa_fdiv_df)
4031 (i6400_msa_fdiv_sf): New reservations.
4032 * config/mips/p5600.md (p5600_fpu_intadd, p5600_fpu_cmp)
4033 (p5600_fpu_float, p5600_fpu_logic_a, p5600_fpu_logic_b)
4034 (p5600_fpu_div, p5600_fpu_logic, p5600_fpu_float_a)
4035 (p5600_fpu_float_b, p5600_fpu_float_c, p5600_fpu_float_d)
4036 (p5600_fpu_mult, p5600_fpu_fdiv, p5600_fpu_load): New cpu units.
4037 (msa_short_int_add, msa_short_logic, msa_short_logic_move_v)
4038 (msa_short_cmp, msa_short_float2, msa_short_logic3)
4039 (msa_short_store4, msa_long_load, msa_short_store)
4040 (msa_long_logic, msa_long_float2, msa_long_float4)
4041 (msa_long_float5, msa_long_float8, msa_long_mult)
4042 (msa_long_fdiv, msa_long_div): New reservations.
4044 2016-05-09 Robert Suchanek <robert.suchanek@imgtec.com>
4045 Sameera Deshpande <sameera.deshpande@imgtec.com>
4046 Matthew Fortune <matthew.fortune@imgtec.com>
4047 Graham Stott <graham.stott@imgtec.com>
4048 Chao-ying Fu <chao-ying.fu@imgtec.com>
4050 * config.gcc: Add MSA header file for mips*-*-* target.
4051 * config/mips/constraints.md (YI, YC, YZ, Unv5, Uuv5, Usv5, Uuv6)
4052 (Ubv8i, Urv8): New constraints.
4053 * config/mips/mips-ftypes.def: Add function types for MSA
4055 * config/mips/mips-modes.def (V16QI, V8HI, V4SI, V2DI, V4SF)
4056 (V2DF, V32QI, V16HI, V8SI, V4DI, V8SF, V4DF): New modes.
4057 * config/mips/mips-msa.md: New file.
4058 * config/mips/mips-protos.h
4059 (mips_split_128bit_const_insns): New prototype.
4060 (mips_msa_idiv_insns): Likewise.
4061 (mips_split_128bit_move): Likewise.
4062 (mips_split_128bit_move_p): Likewise.
4063 (mips_split_msa_copy_d): Likewise.
4064 (mips_split_msa_insert_d): Likewise.
4065 (mips_split_msa_fill_d): Likewise.
4066 (mips_expand_msa_branch): Likewise.
4067 (mips_const_vector_same_val_p): Likewise.
4068 (mips_const_vector_same_bytes_p): Likewise.
4069 (mips_const_vector_same_int_p): Likewise.
4070 (mips_const_vector_shuffle_set_p): Likewise.
4071 (mips_const_vector_bitimm_set_p): Likewise.
4072 (mips_const_vector_bitimm_clr_p): Likewise.
4073 (mips_msa_vec_parallel_const_half): Likewise.
4074 (mips_msa_output_division): Likewise.
4075 (mips_ldst_scaled_shift): Likewise.
4076 (mips_expand_vec_cond_expr): Likewise.
4077 * config/mips/mips.c (enum mips_builtin_type): Add
4078 MIPS_BUILTIN_MSA_TEST_BRANCH.
4079 (mips_gen_const_int_vector_shuffle): New prototype.
4080 (mips_const_vector_bitimm_set_p): New function.
4081 (mips_const_vector_bitimm_clr_p): Likewise.
4082 (mips_const_vector_same_val_p): Likewise.
4083 (mips_const_vector_same_bytes_p): Likewise.
4084 (mips_const_vector_same_int_p): Likewise.
4085 (mips_const_vector_shuffle_set_p): Likewise.
4086 (mips_symbol_insns): Forbid loading symbols via immediate for
4088 (mips_valid_offset_p): Limit offset to 10-bit for MSA loads and
4090 (mips_valid_lo_sum_p): Forbid loadings symbols via %lo(base) for
4092 (mips_lx_address_p): Add support load indexed address for MSA.
4093 (mips_address_insns): Add calculation of instructions needed for
4094 stores and loads for MSA.
4095 (mips_const_insns): Move CONST_DOUBLE below CONST_VECTOR. Handle
4096 CONST_VECTOR for MSA and let it fall through.
4097 (mips_ldst_scaled_shift): New function.
4098 (mips_subword_at_byte): Likewise.
4099 (mips_msa_idiv_insns): Likewise.
4100 (mips_legitimize_move): Validate MSA moves.
4101 (mips_rtx_costs): Add UNGE, UNGT, UNLE, UNLT cases. Add
4102 calculation of costs for MSA division.
4103 (mips_split_move_p): Check if MSA moves need splitting.
4104 (mips_split_move): Split MSA moves if necessary.
4105 (mips_split_128bit_move_p): New function.
4106 (mips_split_128bit_move): Likewise.
4107 (mips_split_msa_copy_d): Likewise.
4108 (mips_split_msa_insert_d): Likewise.
4109 (mips_split_msa_fill_d): Likewise.
4110 (mips_output_move): Handle MSA moves.
4111 (mips_expand_msa_branch): New function.
4112 (mips_print_operand): Add 'E', 'B', 'w', 'v' and 'V' modifiers.
4113 Reinstate 'y' modifier.
4114 (mips_file_start): Add MSA .gnu_attribute.
4115 (mips_hard_regno_mode_ok_p): Allow TImode and 128-bit vectors in
4117 (mips_hard_regno_nregs): Always return 1 for MSA supported mode.
4118 (mips_class_max_nregs): Add register size for MSA supported mode.
4119 (mips_cannot_change_mode_class): Allow conversion between MSA
4120 vector modes and TImode.
4121 (mips_mode_ok_for_mov_fmt_p): Allow MSA to use move.v
4123 (mips_secondary_reload_class): Force MSA loads/stores via memory.
4124 (mips_preferred_simd_mode): Add preffered modes for MSA.
4125 (mips_vector_mode_supported_p): Add MSA supported modes.
4126 (mips_autovectorize_vector_sizes): New function.
4127 (mips_msa_output_division): Likewise.
4128 (MSA_BUILTIN, MIPS_BUILTIN_DIRECT_NO_TARGET)
4129 (MSA_NO_TARGET_BUILTIN, MSA_BUILTIN_TEST_BRANCH): New macros.
4130 (CODE_FOR_msa_adds_s_b, CODE_FOR_msa_adds_s_h)
4131 (CODE_FOR_msa_adds_s_w, CODE_FOR_msa_adds_s_d)
4132 (CODE_FOR_msa_adds_u_b, CODE_FOR_msa_adds_u_h)
4133 (CODE_FOR_msa_adds_u_w, CODE_FOR_msa_adds_u_du
4134 (CODE_FOR_msa_addv_b, CODE_FOR_msa_addv_h, CODE_FOR_msa_addv_w)
4135 (CODE_FOR_msa_addv_d, CODE_FOR_msa_and_v, CODE_FOR_msa_bmnz_v)
4136 (CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bmz_v, CODE_FOR_msa_bmzi_b)
4137 (CODE_FOR_msa_bnz_v, CODE_FOR_msa_bz_v, CODE_FOR_msa_bsel_v)
4138 (CODE_FOR_msa_bseli_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w)
4139 (CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b)
4140 (CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w)
4141 (CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clti_u_b)
4142 (CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w)
4143 (CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_s_b)
4144 (CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w)
4145 (CODE_FOR_msa_clei_s_d, CODE_FOR_msa_clei_u_b)
4146 (CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w)
4147 (CODE_FOR_msa_clei_u_d, CODE_FOR_msa_div_s_b)
4148 (CODE_FOR_msa_div_s_h, CODE_FOR_msa_div_s_w)
4149 (CODE_FOR_msa_div_s_d, CODE_FOR_msa_div_u_b)
4150 (CODE_FOR_msa_div_u_h, CODE_FOR_msa_div_u_w)
4151 (CODE_FOR_msa_div_u_d, CODE_FOR_msa_fadd_w, CODE_FOR_msa_fadd_d)
4152 (CODE_FOR_msa_fexdo_w, CODE_FOR_msa_ftrunc_s_w)
4153 (CODE_FOR_msa_ftrunc_s_d, CODE_FOR_msa_ftrunc_u_w)
4154 (CODE_FOR_msa_ftrunc_u_d, CODE_FOR_msa_ffint_s_w)
4155 (CODE_FOR_msa_ffint_s_d, CODE_FOR_msa_ffint_u_w)
4156 (CODE_FOR_msa_ffint_u_d, CODE_FOR_msa_fsub_w)
4157 (CODE_FOR_msa_fsub_d, CODE_FOR_msa_fmsub_d, CODE_FOR_msa_fmadd_w)
4158 (CODE_FOR_msa_fmadd_d, CODE_FOR_msa_fmsub_w, CODE_FOR_msa_fmul_w)
4159 (CODE_FOR_msa_fmul_d, CODE_FOR_msa_fdiv_w, CODE_FOR_msa_fdiv_d)
4160 (CODE_FOR_msa_fmax_w, CODE_FOR_msa_fmax_d, CODE_FOR_msa_fmax_a_w)
4161 (CODE_FOR_msa_fmax_a_d, CODE_FOR_msa_fmin_w, CODE_FOR_msa_fmin_d)
4162 (CODE_FOR_msa_fmin_a_w, CODE_FOR_msa_fmin_a_d)
4163 (CODE_FOR_msa_fsqrt_w, CODE_FOR_msa_fsqrt_d)
4164 (CODE_FOR_msa_max_s_b, CODE_FOR_msa_max_s_h)
4165 (CODE_FOR_msa_max_s_w, CODE_FOR_msa_max_s_d)
4166 (CODE_FOR_msa_max_u_b, CODE_FOR_msa_max_u_h)
4167 (CODE_FOR_msa_max_u_w, CODE_FOR_msa_max_u_d)
4168 (CODE_FOR_msa_min_s_b, CODE_FOR_msa_min_s_h)
4169 (CODE_FOR_msa_min_s_w, CODE_FOR_msa_min_s_d)
4170 (CODE_FOR_msa_min_u_b, CODE_FOR_msa_min_u_h)
4171 (CODE_FOR_msa_min_u_w, CODE_FOR_msa_min_u_d)
4172 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
4173 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
4174 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
4175 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
4176 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
4177 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
4178 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
4179 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
4180 (CODE_FOR_msa_mulv_b, CODE_FOR_msa_mulv_h, CODE_FOR_msa_mulv_w)
4181 (CODE_FOR_msa_mulv_d, CODE_FOR_msa_nlzc_b, CODE_FOR_msa_nlzc_h)
4182 (CODE_FOR_msa_nlzc_w, CODE_FOR_msa_nlzc_d, CODE_FOR_msa_nor_v)
4183 (CODE_FOR_msa_or_v, CODE_FOR_msa_ori_b, CODE_FOR_msa_nori_b)
4184 (CODE_FOR_msa_pcnt_b, CODE_FOR_msa_pcnt_h, CODE_FOR_msa_pcnt_w)
4185 (CODE_FOR_msa_pcnt_d, CODE_FOR_msa_xor_v, CODE_FOR_msa_xori_b)
4186 (CODE_FOR_msa_sll_b, CODE_FOR_msa_sll_h, CODE_FOR_msa_sll_w)
4187 (CODE_FOR_msa_sll_d, CODE_FOR_msa_slli_b, CODE_FOR_msa_slli_h)
4188 (CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, CODE_FOR_msa_sra_b)
4189 (CODE_FOR_msa_sra_h, CODE_FOR_msa_sra_w, CODE_FOR_msa_sra_d)
4190 (CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w)
4191 (CODE_FOR_msa_srai_d, CODE_FOR_msa_srl_b, CODE_FOR_msa_srl_h)
4192 (CODE_FOR_msa_srl_w, CODE_FOR_msa_srl_d, CODE_FOR_msa_srli_b)
4193 (CODE_FOR_msa_srli_h, CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d)
4194 (CODE_FOR_msa_subv_b, CODE_FOR_msa_subv_h, CODE_FOR_msa_subv_w)
4195 (CODE_FOR_msa_subv_d, CODE_FOR_msa_subvi_b, CODE_FOR_msa_subvi_h)
4196 (CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, CODE_FOR_msa_move_v)
4197 (CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, CODE_FOR_msa_vshf_w)
4198 (CODE_FOR_msa_vshf_d, CODE_FOR_msa_ilvod_d, CODE_FOR_msa_ilvev_d)
4199 (CODE_FOR_msa_pckod_d, CODE_FOR_msa_pckdev_d, CODE_FOR_msa_ldi_b)
4200 (CODE_FOR_msa_ldi_hi, CODE_FOR_msa_ldi_w)
4201 (CODE_FOR_msa_ldi_d): New code_aliasing macros.
4202 (mips_builtins): Add MSA sll_b, sll_h, sll_w, sll_d, slli_b,
4203 slli_h, slli_w, slli_d, sra_b, sra_h, sra_w, sra_d, srai_b,
4204 srai_h, srai_w, srai_d, srar_b, srar_h, srar_w, srar_d, srari_b,
4205 srari_h, srari_w, srari_d, srl_b, srl_h, srl_w, srl_d, srli_b,
4206 srli_h, srli_w, srli_d, srlr_b, srlr_h, srlr_w, srlr_d, srlri_b,
4207 srlri_h, srlri_w, srlri_d, bclr_b, bclr_h, bclr_w, bclr_d,
4208 bclri_b, bclri_h, bclri_w, bclri_d, bset_b, bset_h, bset_w,
4209 bset_d, bseti_b, bseti_h, bseti_w, bseti_d, bneg_b, bneg_h,
4210 bneg_w, bneg_d, bnegi_b, bnegi_h, bnegi_w, bnegi_d, binsl_b,
4211 binsl_h, binsl_w, binsl_d, binsli_b, binsli_h, binsli_w,
4212 binsli_d, binsr_b, binsr_h, binsr_w, binsr_d, binsri_b, binsri_h,
4213 binsri_w, binsri_d, addv_b, addv_h, addv_w, addv_d, addvi_b,
4214 addvi_h, addvi_w, addvi_d, subv_b, subv_h, subv_w, subv_d,
4215 subvi_b, subvi_h, subvi_w, subvi_d, max_s_b, max_s_h, max_s_w,
4216 max_s_d, maxi_s_b, maxi_s_h, maxi_s_w, maxi_s_d, max_u_b,
4217 max_u_h, max_u_w, max_u_d, maxi_u_b, maxi_u_h, maxi_u_w,
4218 maxi_u_d, min_s_b, min_s_h, min_s_w, min_s_d, mini_s_b, mini_s_h,
4219 mini_s_w, mini_s_d, min_u_b, min_u_h, min_u_w, min_u_d, mini_u_b,
4220 mini_u_h, mini_u_w, mini_u_d, max_a_b, max_a_h, max_a_w, max_a_d,
4221 min_a_b, min_a_h, min_a_w, min_a_d, ceq_b, ceq_h, ceq_w, ceq_d,
4222 ceqi_b, ceqi_h, ceqi_w, ceqi_d, clt_s_b, clt_s_h, clt_s_w,
4223 clt_s_d, clti_s_b, clti_s_h, clti_s_w, clti_s_d, clt_u_b,
4224 clt_u_h, clt_u_w, clt_u_d, clti_u_b, clti_u_h, clti_u_w,
4225 clti_u_d, cle_s_b, cle_s_h, cle_s_w, cle_s_d, clei_s_b, clei_s_h,
4226 clei_s_w, clei_s_d, cle_u_b, cle_u_h, cle_u_w, cle_u_d, clei_u_b,
4227 clei_u_h, clei_u_w, clei_u_d, ld_b, ld_h, ld_w, ld_d, st_b, st_h,
4228 st_w, st_d, sat_s_b, sat_s_h, sat_s_w, sat_s_d, sat_u_b, sat_u_h,
4229 sat_u_w, sat_u_d, add_a_b, add_a_h, add_a_w, add_a_d, adds_a_b,
4230 adds_a_h, adds_a_w, adds_a_d, adds_s_b, adds_s_h, adds_s_w,
4231 adds_s_d, adds_u_b, adds_u_h, adds_u_w, adds_u_d, ave_s_b,
4232 ave_s_h, ave_s_w, ave_s_d, ave_u_b, ave_u_h, ave_u_w, ave_u_d,
4233 aver_s_b, aver_s_h, aver_s_w, aver_s_d, aver_u_b, aver_u_h,
4234 aver_u_w, aver_u_d, subs_s_b, subs_s_h, subs_s_w, subs_s_d,
4235 subs_u_b, subs_u_h, subs_u_w, subs_u_d, subsuu_s_b, subsuu_s_h,
4236 subsuu_s_w, subsuu_s_d, subsus_u_b, subsus_u_h, subsus_u_w,
4237 subsus_u_d, asub_s_b, asub_s_h, asub_s_w, asub_s_d, asub_u_b,
4238 asub_u_h, asub_u_w, asub_u_d, mulv_b, mulv_h, mulv_w, mulv_d,
4239 maddv_b, maddv_h, maddv_w, maddv_d, msubv_b, msubv_h, msubv_w,
4240 msubv_d, div_s_b, div_s_h, div_s_w, div_s_d, div_u_b, div_u_h,
4241 div_u_w, div_u_d, hadd_s_h, hadd_s_w, hadd_s_d, hadd_u_h,
4242 hadd_u_w, hadd_u_d, hsub_s_h, hsub_s_w, hsub_s_d, hsub_u_h,
4243 hsub_u_w, hsub_u_d, mod_s_b, mod_s_h, mod_s_w, mod_s_d, mod_u_b,
4244 mod_u_h, mod_u_w, mod_u_d, dotp_s_h, dotp_s_w, dotp_s_d,
4245 dotp_u_h, dotp_u_w, dotp_u_d, dpadd_s_h, dpadd_s_w, dpadd_s_d,
4246 dpadd_u_h, dpadd_u_w, dpadd_u_d, dpsub_s_h, dpsub_s_w, dpsub_s_d,
4247 dpsub_u_h, dpsub_u_w, dpsub_u_d, sld_b, sld_h, sld_w, sld_d,
4248 sldi_b, sldi_h, sldi_w, sldi_d, splat_b, splat_h, splat_w,
4249 splat_d, splati_b, splati_h, splati_w, splati_d, pckev_b,
4250 pckev_h, pckev_w, pckev_d, pckod_b, pckod_h, pckod_w, pckod_d,
4251 ilvl_b, ilvl_h, ilvl_w, ilvl_d, ilvr_b, ilvr_h, ilvr_w, ilvr_d,
4252 ilvev_b, ilvev_h, ilvev_w, ilvev_d, ilvod_b, ilvod_h, ilvod_w,
4253 ilvod_d, vshf_b, vshf_h, vshf_w, vshf_d, and_v, andi_b, or_v,
4254 ori_b, nor_v, nori_b, xor_v, xori_b, bmnz_v, bmnzi_b, bmz_v,
4255 bmzi_b, bsel_v, bseli_b, shf_b, shf_h, shf_w, bnz_v, bz_v,
4256 fill_b, fill_h, fill_w, fill_d, pcnt_b, pcnt_h, pcnt_w,
4257 pcnt_d, nloc_b, nloc_h, nloc_w, nloc_d, nlzc_b, nlzc_h, nlzc_w,
4258 nlzc_d, copy_s_b, copy_s_h, copy_s_w, copy_s_d, copy_u_b,
4259 copy_u_h, copy_u_w, copy_u_d, insert_b, insert_h, insert_w,
4260 insert_d, insve_b, insve_h, insve_w, insve_d, bnz_b, bnz_h,
4261 bnz_w, bnz_d, bz_b, bz_h, bz_w, bz_d, ldi_b, ldi_h, ldi_w, ldi_d,
4262 fcaf_w, fcaf_d, fcor_w, fcor_d, fcun_w, fcun_d, fcune_w, fcune_d,
4263 fcueq_w, fcueq_d, fceq_w, fceq_d, fcne_w, fcne_d, fclt_w, fclt_d,
4264 fcult_w, fcult_d, fcle_w, fcle_d, fcule_w, fcule_d, fsaf_w,
4265 fsaf_d, fsor_w, fsor_d, fsun_w, fsun_d, fsune_w, fsune_d,
4266 fsueq_w, fsueq_d, fseq_w, fseq_d, fsne_w, fsne_d, fslt_w,
4267 fslt_d, fsult_w, fsult_d, fsle_w, fsle_d, fsule_w, fsule_d,
4268 fadd_w, fadd_d, fsub_w, fsub_d, fmul_w, fmul_d, fdiv_w, fdiv_d,
4269 fmadd_w, fmadd_d, fmsub_w, fmsub_d, fexp2_w, fexp2_d, fexdo_h,
4270 fexdo_w, ftq_h, ftq_w, fmin_w, fmin_d, fmin_a_w, fmin_a_d,
4271 fmax_w, fmax_d, fmax_a_w, fmax_a_d, mul_q_h, mul_q_w, mulr_q_h,
4272 mulr_q_w, madd_q_h, madd_q_w, maddr_q_h, maddr_q_w, msub_q_h,
4273 msub_q_w, msubr_q_h, msubr_q_w, fclass_w, fclass_d, fsqrt_w,
4274 fsqrt_d, frcp_w, frcp_d, frint_w, frint_d, frsqrt_w, frsqrt_d,
4275 flog2_w, flog2_d, fexupl_w, fexupl_d, fexupr_w, fexupr_d, ffql_w,
4276 ffql_d, ffqr_w, ffqr_d, ftint_s_w, ftint_s_d, ftint_u_w,
4277 ftint_u_d, ftrunc_s_w, ftrunc_s_d, ftrunc_u_w, ftrunc_u_d,
4278 ffint_s_w, ffint_s_d, ffint_u_w, ffint_u_d, ctcmsa, cfcmsa,
4280 (mips_get_builtin_decl_index): New array.
4281 (MIPS_ATYPE_QI, MIPS_ATYPE_HI, MIPS_ATYPE_V2DI, MIPS_ATYPE_V4SI)
4282 (MIPS_ATYPE_V8HI, MIPS_ATYPE_V16QI, MIPS_ATYPE_V2DF)
4283 (MIPS_ATYPE_V4SF, MIPS_ATYPE_UV2DI, MIPS_ATYPE_UV4SI)
4284 (MIPS_ATYPE_UV8HI, MIPS_ATYPE_UV16QI): New.
4285 (mips_init_builtins): Initialize mips_get_builtin_decl_index
4287 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
4289 (mips_expand_builtin_insn): Prepare operands for
4290 CODE_FOR_msa_addvi_b, CODE_FOR_msa_addvi_h, CODE_FOR_msa_addvi_w,
4291 CODE_FOR_msa_addvi_d, CODE_FOR_msa_clti_u_b,
4292 CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w,
4293 CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_u_b,
4294 CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w,
4295 CODE_FOR_msa_clei_u_d, CODE_FOR_msa_maxi_u_b,
4296 CODE_FOR_msa_maxi_u_h, CODE_FOR_msa_maxi_u_w,
4297 CODE_FOR_msa_maxi_u_d, CODE_FOR_msa_mini_u_b,
4298 CODE_FOR_msa_mini_u_h, CODE_FOR_msa_mini_u_w,
4299 CODE_FOR_msa_mini_u_d, CODE_FOR_msa_subvi_b,
4300 CODE_FOR_msa_subvi_h, CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d,
4301 CODE_FOR_msa_ceqi_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w,
4302 CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b,
4303 CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w,
4304 CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clei_s_b,
4305 CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w,
4306 CODE_FOR_msa_clei_s_d, CODE_FOR_msa_maxi_s_b,
4307 CODE_FOR_msa_maxi_s_h, CODE_FOR_msa_maxi_s_w,
4308 CODE_FOR_msa_maxi_s_d, CODE_FOR_msa_mini_s_b,
4309 CODE_FOR_msa_mini_s_h, CODE_FOR_msa_mini_s_w,
4310 CODE_FOR_msa_mini_s_d, CODE_FOR_msa_andi_b, CODE_FOR_msa_ori_b,
4311 CODE_FOR_msa_nori_b, CODE_FOR_msa_xori_b, CODE_FOR_msa_bmzi_b,
4312 CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bseli_b, CODE_FOR_msa_fill_b,
4313 CODE_FOR_msa_fill_h, CODE_FOR_msa_fill_w, CODE_FOR_msa_fill_d,
4314 CODE_FOR_msa_ilvl_b, CODE_FOR_msa_ilvl_h, CODE_FOR_msa_ilvl_w,
4315 CODE_FOR_msa_ilvl_d, CODE_FOR_msa_ilvr_b, CODE_FOR_msa_ilvr_h,
4316 CODE_FOR_msa_ilvr_w, CODE_FOR_msa_ilvr_d, CODE_FOR_msa_ilvev_b,
4317 CODE_FOR_msa_ilvev_h, CODE_FOR_msa_ilvev_w, CODE_FOR_msa_ilvod_b,
4318 CODE_FOR_msa_ilvod_h, CODE_FOR_msa_ilvod_w, CODE_FOR_msa_pckev_b,
4319 CODE_FOR_msa_pckev_h, CODE_FOR_msa_pckev_w, CODE_FOR_msa_pckod_b,
4320 CODE_FOR_msa_pckod_h, CODE_FOR_msa_pckod_w, CODE_FOR_msa_slli_b,
4321 CODE_FOR_msa_slli_h, CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d,
4322 CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w,
4323 CODE_FOR_msa_srai_d, CODE_FOR_msa_srli_b, CODE_FOR_msa_srli_h,
4324 CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d, CODE_FOR_msa_insert_b,
4325 CODE_FOR_msa_insert_h, CODE_FOR_msa_insert_w,
4326 CODE_FOR_msa_insert_d, CODE_FOR_msa_insve_b,
4327 CODE_FOR_msa_insve_h, CODE_FOR_msa_insve_w, CODE_FOR_msa_insve_d,
4328 CODE_FOR_msa_shf_b, CODE_FOR_msa_shf_h, CODE_FOR_msa_shf_w,
4329 CODE_FOR_msa_shf_w_f, CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h,
4330 CODE_FOR_msa_vshf_w, CODE_FOR_msa_vshf_d.
4331 (mips_expand_builtin): Add case for MIPS_BULTIN_MSA_TEST_BRANCH.
4332 (mips_set_compression_mode): Disallow MSA with MIPS16 code.
4333 (mips_option_override): -mmsa requires -mfp64 and -mhard-float.
4334 These are set implicitly and an error is reported if overridden.
4335 (mips_expand_builtin_msa_test_branch): New function.
4336 (mips_expand_msa_shuffle): Likewise.
4337 (MAX_VECT_LEN): Increase maximum length of a vector to 16 bytes.
4338 (TARGET_SCHED_REASSOCIATION_WIDTH): Define target hook.
4339 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Likewise.
4340 (mips_expand_vec_unpack): Add support for MSA.
4341 (mips_expand_vector_init): Likewise.
4342 (mips_expand_vi_constant): Use CONST0_RTX (element_mode)
4343 instead of const0_rtx.
4344 (mips_msa_vec_parallel_const_half): New function.
4345 (mips_gen_const_int_vector): Likewise.
4346 (mips_gen_const_int_vector_shuffle): Likewise.
4347 (mips_expand_msa_cmp): Likewise.
4348 (mips_expand_vec_cond_expr): Likewise.
4349 * config/mips/mips.h
4350 (TARGET_CPU_CPP_BUILTINS): Add __mips_msa and __mips_msa_width.
4351 (OPTION_DEFAULT_SPECS): Ignore --with-fp-32 if -mmsa is
4353 (ASM_SPEC): Pass mmsa and mno-msa to the assembler.
4354 (ISA_HAS_MSA): New macro.
4355 (UNITS_PER_MSA_REG): Likewise.
4356 (BITS_PER_MSA_REG): Likewise.
4357 (BIGGEST_ALIGNMENT): Redefine using ISA_HAS_MSA.
4358 (MSA_REG_FIRST): New macro.
4359 (MSA_REG_LAST): Likewise.
4360 (MSA_REG_NUM): Likewise.
4361 (MSA_REG_P): Likewise.
4362 (MSA_REG_RTX_P): Likewise.
4363 (MSA_SUPPORTED_MODE_P): Likewise.
4364 (HARD_REGNO_CALL_PART_CLOBBERED): Redefine using TARGET_MSA.
4365 (ADDITIONAL_REGISTER_NAMES): Add named registers $w0-$w31.
4366 * config/mips/mips.md: Include mips-msa.md.
4367 (alu_type): Add simd_add.
4368 (mode): Add V2DI, V4SI, V8HI, V16QI, V2DF, V4SF.
4369 (type): Add simd_div, simd_fclass, simd_flog2, simd_fadd,
4370 simd_fcvt, simd_fmul, simd_fmadd, simd_fdiv, simd_bitins,
4371 simd_bitmov, simd_insert, simd_sld, simd_mul, simd_fcmp,
4372 simd_fexp2, simd_int_arith, simd_bit, simd_shift, simd_splat,
4373 simd_fill, simd_permute, simd_shf, simd_sat, simd_pcnt,
4374 simd_copy, simd_branch, simd_cmsa, simd_fminmax, simd_logic,
4375 simd_move, simd_load, simd_store. Choose "multi" for moves
4377 (qword_mode): New attribute.
4378 (insn_count): Add instruction count for quad moves.
4379 Increase the count for MIPS SIMD division.
4380 (UNITMODE): Add UNITMODEs for vector types.
4381 (addsub): New code iterator.
4382 * config/mips/mips.opt (mmsa): New option.
4383 * config/mips/msa.h: New file.
4384 * config/mips/mti-elf.h: Don't infer -mfpxx if -mmsa is
4386 * config/mips/mti-linux.h: Likewise.
4387 * config/mips/predicates.md
4388 (const_msa_branch_operand): New constraint.
4389 (const_uimm3_operand): Likewise.
4390 (const_uimm4_operand): Likewise.
4391 (const_uimm5_operand): Likewise.
4392 (const_uimm8_operand): Likewise.
4393 (const_imm5_operand): Likewise.
4394 (aq10b_operand): Likewise.
4395 (aq10h_operand): Likewise.
4396 (aq10w_operand): Likewise.
4397 (aq10d_operand): Likewise.
4398 (const_m1_operand): Likewise.
4399 (reg_or_m1_operand): Likewise.
4400 (const_exp_2_operand): Likewise.
4401 (const_exp_4_operand): Likewise.
4402 (const_exp_8_operand): Likewise.
4403 (const_exp_16_operand): Likewise.
4404 (const_vector_same_val_operand): Likewise.
4405 (const_vector_same_simm5_operand): Likewise.
4406 (const_vector_same_uimm5_operand): Likewise.
4407 (const_vector_same_uimm6_operand): Likewise.
4408 (const_vector_same_uimm8_operand): Likewise.
4409 (par_const_vector_shf_set_operand): Likewise.
4410 (reg_or_vector_same_val_operand): Likewise.
4411 (reg_or_vector_same_simm5_operand): Likewise.
4412 (reg_or_vector_same_uimm6_operand): Likewise.
4413 * doc/extend.texi (MIPS SIMD Architecture Functions): New
4415 * doc/invoke.texi (-mmsa): Document new option.
4417 2016-05-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4419 * configure.ac (enable_vtable_verify): Handle --enable-vtable-verify.
4420 * configure: Regenerate.
4421 * config.in: Regenerate.
4422 * gcc.c (VTABLE_VERIFICATION_SPEC) [!ENABLE_VTABLE_VERIFY]: Error
4424 * config/sol2.h [!ENABLE_VTABLE_VERIFY] (STARTFILE_VTV_SPEC): Define.
4425 (ENDFILE_VTV_SPEC): Define.
4427 2016-05-09 Kaushik Phatak <kaushik.phatak@kpit.com>
4429 * config/rl78/rl78.c (rl78_expand_prologue): Save the MDUC related
4430 registers in all interrupt handlers if necessary.
4431 (rl78_option_override): Add warning.
4432 (MUST_SAVE_MDUC_REGISTERS): New macro.
4433 (rl78_expand_epilogue): Restore the MDUC registers if necessary.
4434 * config/rl78/rl78.c (check_mduc_usage): New function.
4435 (mduc_regs): New structure to hold MDUC register data.
4436 * config/rl78/rl78.md (is_g13_muldiv_insn): New attribute.
4437 (mulsi3_g13): Add is_g13_muldiv_insn attribute.
4438 (udivmodsi4_g13): Add is_g13_muldiv_insn attribute.
4439 (mulhi3_g13): Add is_g13_muldiv_insn attribute.
4440 * config/rl78/rl78.opt (msave-mduc-in-interrupts): New option.
4441 * doc/invoke.texi (RL78 Options): Add -msave-mduc-in-interrupts.
4443 2016-05-09 Bin Cheng <bin.cheng@arm.com>
4445 * tree-if-conv.c (tree-ssa-loop.h): Include header file.
4446 (tree-ssa-loop-niter.h): Ditto.
4447 (idx_within_array_bound, ref_within_array_bound): New functions.
4448 (ifcvt_memrefs_wont_trap): Check if array ref is within bound.
4449 Factor out check on writable base object to ...
4450 (base_object_writable): ... here.
4452 2016-05-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4454 * config/arm/arm.md (probe_stack): Add modes to set source
4457 2016-05-09 Bernd Schmidt <bschmidt@redhat.com>
4459 * regrename.c (base_reg_class_for_rename): New static function.
4460 (scan_rtx_address, scan_rtx): Use it instead of base_reg_class.
4462 2016-05-08 Jan Hubicka <hubicka@ucw.cz>
4464 * cgraph.c (thunk_adjust): Export.
4465 * cgraphclones.c (cgraph_node::create_clone): Clone thunk info.
4466 * cgraphunit.c (thunk_adjust): Export.
4467 (cgraph_node::assemble_thunks_and_aliases): Do not assemble inlined
4469 * ipa-inline-analyssi.c (compute_inline_parameters): Thunks are
4471 * tree-inline.c (expand_call_inline): Expand thunks inline.
4473 2016-05-08 Uros Bizjak <ubizjak@gmail.com>
4476 * config/i386/sse.md (*sse2_vd_cvtsd2ss): New insn pattern.
4477 (*sse2_vd_cvtss2sd): Ditto.
4478 * config/i386/i386.md
4479 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf splitter):
4480 Generate *sse2_vd_cvtsd2ss pattern.
4481 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df splitter):
4482 Generate *sse2_vd_cvtss2sd pattern.
4484 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
4486 * config/sh/sh.h (GET_SH_ARG_CLASS): Convert macro into ...
4487 * config/sh/sh.c (get_sh_arg_class): ... this new function. Update its
4490 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
4492 * config/sh/sh-protos.h (sh_media_register_for_return): Remove.
4493 * config/sh/sh.c: Define and declare variables on first use throughout
4495 (current_function_interrupt): Change to bool type.
4496 (frame_insn): Rename to emit_frame_insn and update users.
4497 (push_regs): Use bool for 'interrupt_handler' argument.
4498 (save_schedule_s): Remove.
4499 (TARGET_ASM_UNALIGNED_DI_OP, TARGET_ASM_ALIGNED_DI_OP): Remove.
4500 (sh_option_override): Don't nullify targetm.asm_out.aligned_op.di and
4501 targetm.asm_out.unaligned_op.di.
4502 (gen_far_branch): Remove redundant forward declaration.
4503 (sh_media_register_for_return, MAX_SAVED_REGS, save_entry_s, save_entry,
4504 MAX_TEMPS, save_schedule_ssave_schedule): Remove.
4505 (sh_set_return_address, sh_function_ok_for_sibcall,
4506 scavenge_reg): Update comments.
4507 (sh_builtin_saveregs): Use TRAGET_FPU_ANY condition.
4508 (sh2a_get_function_vector_number, sh2a_function_vector_p): Use for loop.
4509 (sh_attr_renesas_p): Remove unnecessary parentheses.
4510 (branch_dest): Simplify.
4511 * config/sh/sh.h (sh_args): Remove byref, byref_regs, stack_regs fields.
4512 Change force_mem, prototype_p, outgoing, renesas_abi fields to bool.
4513 (CUMULATIVE_ARGS): Change macro to typedef.
4514 (current_function_interrupt): Change to bool type.
4515 (sh_arg_class, sh_args, CUMULATIVE_ARGS, current_function_interrupt):
4516 Surround with __cplusplus ifdef.
4517 (sh_compare_op0, sh_compare_op1): Remove.
4518 (EPILOGUE_USES): Use TARGET_FPU_ANY condition.
4520 2016-05-07 Jim Wilson <jim.wilson@linaro.org>
4522 * config/arm/arm.md: (arch): Add neon.
4523 (arch_enabled): Return yes for arch neon when TARGET_NEON.
4524 * config/arm/vfp.md (movdf_vfp): Add w/G as alternative 3. Add
4525 neon_move as type for alt 3. Add arch attr enabling alt 3 for neon.
4526 Emit vmov.i64 for alt 3. Renumber alternatives 3 to 8. Adjust
4527 attributes for alt renumbering. Mark alt 3 as non-predicable.
4528 (thumb2_movdf_vfp): Likewise.
4530 2016-05-07 Uros Bizjak <ubizjak@gmail.com>
4532 * config/i386/i386.md (*addqi_1): Add preferred_for_speed attribute
4533 to disparage alternatives 3 and 4 for TARGET_PARTIAL_REG_STALL targets.
4534 (*andqi_1): Add preferred_for_speed attribute to disparage
4535 alternative 2 for TARGET_PARTIAL_REG_STALL targets.
4536 (*<code>qi_1): Ditto.
4537 (*one_cmplqi2_1): Add preferred_for_speed attribute to disparage
4538 alternative 1 for TARGET_PARTIAL_REG_STALL targets.
4539 (*ashlqi3_1): Ditto.
4540 (*swap<mode>): Merge from *swap<mode>_1 and *swap<mode>_2 patterns.
4541 Add preferred_for_size attribute to disparage alternative 0 and
4542 preferred_for_speed attribute to disparage alternative 1 for
4543 TARGET_PARTIAL_REG_STALL targets.
4545 2016-05-07 Tom de Vries <tom@codesourcery.com>
4547 PR tree-optimization/70956
4548 * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL
4551 2016-05-07 Oleg Endo <olegendo@gcc.gnu.org>
4553 * config/sh/sh-protos.h (sh_cbranch_distance): Declare new function.
4554 * config/sh/sh.c (sh_cbranch_distance): Implement it.
4555 * config/sh/sh.md (branch_zero): Remove define_attr.
4556 (define_delay): Disable delay slot if branch distance is one insn.
4558 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
4560 * config/i386/i386.md (LEAMODE): New mode attribute.
4561 (plus to LEA splitter): Rewrite splitter using LEAMODE mode attribute.
4562 (ashift to LEA splitter): Rewrte splitter using SWI mode iterator
4563 and LEAMODE mode attribute. Use VOIDmode const_0_to_3_operand as
4564 operand 2 predicate.
4565 (*lea<mode>_general_2): Use VOIDmode for const248_operand.
4566 (*lea<mode>_general_3): Ditto.
4567 (*lea<mode>_general_4): Use VOIDmode for const_0_to_3_operand.
4569 2016-05-06 Jakub Jelinek <jakub@redhat.com>
4571 * genmddump.c (main): Convert argv from char ** to const char **.
4573 2016-05-06 David Malcolm <dmalcolm@redhat.com>
4575 * coretypes.h (OVERRIDE): New macro.
4578 2016-05-06 Eric Botcazou <ebotcazou@adacore.com>
4580 * tree-ssa-coalesce.c (gimple_can_coalesce_p): In the optimized case,
4581 allow coalescing if the types are compatible.
4583 2016-05-06 David Malcolm <dmalcolm@redhat.com>
4585 * pass_manager.h (pass_manager::register_pass_name): New method.
4586 (pass_manager::get_pass_by_name): New method.
4587 (pass_manager::create_pass_tab): New method.
4588 (pass_manager::m_name_to_pass_map): New field.
4589 * passes.c (name_to_pass_map): Delete global in favor of field
4590 "m_name_to_pass_map" of pass_manager.
4591 (register_pass_name): Rename from a function to...
4592 (pass_manager::register_pass_name): ...this method, updating
4593 for renaming of global "name_to_pass_map" to field
4594 "m_name_to_pass_map".
4595 (create_pass_tab): Rename from a function to...
4596 (pass_manager::create_pass_tab): ...this method, updating
4597 for renaming of global "name_to_pass_map" to field.
4598 (get_pass_by_name): Rename from a function to...
4599 (pass_manager::get_pass_by_name): ...this method.
4600 (enable_disable_pass): Convert use of get_pass_by_name to
4601 a method call, locating the pass_manager singleton.
4603 2016-05-06 David Malcolm <dmalcolm@redhat.com>
4605 * genattr-common.c (main): Convert argv from char ** to const char **.
4606 * genattr.c (main): Likewise.
4607 * genattrtab.c (main): Likewise.
4608 * genautomata.c (initiate_automaton_gen): Likewise.
4610 * gencodes.c (main): Likewise.
4611 * genconditions.c (main): Likewise.
4612 * genconfig.c (main): Likewise.
4613 * genconstants.c (main): Likewise.
4614 * genemit.c (main): Likewise.
4615 * genenums.c (main): Likewise.
4616 * genextract.c (main): Likewise.
4617 * genflags.c (main): Likewise.
4618 * genmddeps.c (main): Likewise.
4619 * genopinit.c (main): Likewise.
4620 * genoutput.c (main): Likewise.
4621 * genpeep.c (main): Likewise.
4622 * genpreds.c (main): Likewise.
4623 * genrecog.c (main): Likewise.
4624 * gensupport.c (init_rtx_reader_args_cb): Likewise.
4625 (init_rtx_reader_args): Likewise.
4626 * gensupport.h (init_rtx_reader_args_cb): Likewise.
4627 (init_rtx_reader_args): Likewise.
4628 * gentarget-def.c (main): Likewise.
4629 * read-md.c (read_md_files): Likewise.
4630 * read-md.h (read_md_files): Likewise.
4632 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
4634 * config/i386/i386.md (int cmove peephole2s): Use general_reg_operand
4635 instead of register_and_not_any_fp_reg_operand as operand 0 predicate.
4636 * config/i386/predicates.md (register_and_not_any_fp_reg_operand):
4637 Remove unused predicate.
4638 (register_and_not_fp_reg_operand): Ditto.
4640 2016-05-06 Martin Liska <mliska@suse.cz>
4642 * tree-if-conv.c (ifcvt_split_critical_edges): Use auto_vec
4643 instead of vec as the vector is local to the function.
4645 2016-05-06 Jakub Jelinek <jakub@redhat.com>
4647 * config/i386/sse.md (*<code>v8hi3, *<code>v16qi3): Add
4648 avx512bw alternative.
4650 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>): Move
4651 before the ashr<mode>3 pattern.
4653 * config/i386/sse.md (*avx2_pmaddwd, *sse2_pmaddwd): Use
4654 v instead of x in vex or maybe_vex alternatives, use
4655 maybe_evex instead of vex in prefix.
4657 * config/i386/sse.md (*vec_extractv4sf_0, *sse4_1_extractps,
4658 *vec_extractv4sf_mem, vec_extract_lo_v16hi, vec_extract_hi_v16hi,
4659 vec_extract_lo_v32qi, vec_extract_hi_v32qi): Use v instead of x
4660 in vex or maybe_vex alternatives, use maybe_evex instead of vex
4663 * config/i386/sse.md (*vec_concatv2sf_sse4_1, *vec_concatv4sf): Use
4664 v instead of x in vex or maybe_vex alternatives, use
4665 maybe_evex instead of vex in prefix.
4667 * config/i386/sse.md (sse_shufps_<mode>, sse_storehps, sse_loadhps,
4668 sse_storelps, sse_movss, avx2_vec_dup<mode>, avx2_vec_dupv8sf_1,
4669 sse2_shufpd_<mode>, sse2_storehpd, sse2_storelpd, sse2_loadhpd,
4670 sse2_loadlpd, sse2_movsd): Use v instead of x in vex or maybe_vex
4671 alternatives, use maybe_evex instead of vex in prefix.
4673 * config/i386/sse.md (vec_interleave_lowv4sf,
4674 *vec_interleave_highv2df, *vec_interleave_lowv2df): Use
4675 v instead of x in vex or maybe_vex alternatives, use
4676 maybe_evex instead of vex in prefix.
4678 * config/i386/sse.md (sse_movhlps, sse_movlhps): Use
4679 v instead of x in vex or maybe_vex alternatives, use
4680 maybe_evex instead of vex in prefix.
4682 * config/i386/sse.md (*avx_cvtpd2dq256_2, *avx_cvtps2pd256_2): Use
4683 v constraint instead of x.
4685 2016-05-06 Nathan Sidwell <nathan@codesourcery.com>
4687 * gimple.c (gimple_call_same_target_p): Unique functions are eq.
4688 * tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq
4691 2016-05-06 Richard Biener <rguenther@suse.de>
4693 PR tree-optimization/70948
4694 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
4695 Properly clobber all fields of va_list for __builtin_va_start.
4697 2016-05-06 Yuri Rumyantsev <ysrumyan@gmail.com>
4700 * tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with
4701 loop latch destination.
4703 2016-05-06 Martin Liska <mliska@suse.cz>
4705 * tree-ssa-uninit.c: Apply manual changes
4706 to the GNU coding style.
4707 (prune_uninit_phi_opnds): Rename from
4708 prune_uninit_phi_opnds_in_unrealizable_paths.
4710 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
4712 * config/sh/sh.opt (madjust-unroll, minvalid-symbols, msoft-atomic,
4713 mspace): Remove deprecated options.
4714 * doc/invoke.texi (SH options): Remove -mspace.
4716 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
4718 * config/sh/sh.md (ic_invalidate_line_sh4a): Fix insn length.
4720 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
4722 * config/sh/sh.md (*cmpeqsi_t): Remove combine insn pattern and similar
4723 corresponding combine split pattern.
4725 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
4728 * config/sh/predicates.md (long_displacement_mem_operand): New.
4729 * config/sh/sh.md (movsi_i): Allow for SH2A, disallow for any FPU.
4730 Add movi20, movi20s alternatives. Adjust length attribute for
4732 (movsi_ie): Allow for any FPU. Adjust length attribute for
4734 (movsi_i_lowpart): Add movi20, movi20s alternatives. Adjust length
4735 attribute for alternatives.
4736 (*mov<mode>): Use long_displacement_mem_operand for length attribute.
4737 (*movdi_i, movdf_k, movdf_i4, movsf_i, movsf_ie, movsf_ie_ra): Adjust
4738 length attribute for alternatives.
4740 2016-05-06 Richard Biener <rguenther@suse.de>
4742 PR tree-optimization/70960
4743 * tree-if-conv.c (ifcvt_walk_pattern_tree): Handle non-SSA ops.
4745 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
4748 * config/sh/sh.md (*cmp_div0s_7, *cmp_div0s_8): Add div0s variants.
4749 * config/sh/sh.c (sh_rtx_costs): Add another div0s case.
4751 2016-05-06 Marek Polacek <polacek@redhat.com>
4754 * ubsan.c (get_ubsan_type_info_for_type): Remove assert.
4756 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
4759 * config/sh/sh.md (*rotcr): Add another variant.
4761 2016-05-06 Richard Biener <rguenther@suse.de>
4764 * dwarf2out.c (native_encode_initializer): Skip zero-sized fields.
4766 2016-05-06 Richard Biener <rguenther@suse.de>
4769 * fold-const.c (split_tree): Always convert to the original type
4772 2016-05-06 Richard Biener <rguenther@suse.de>
4774 * fwprop.c (fwprop): Remove duplicate cleanup_cfg call.
4775 (fwprop_addr): Likewise.
4777 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
4780 * config/i386/i386-protos.h (ix86_standard_x87sse_constant_load_p):
4782 * config/i386/i386.c (ix86_standard_x87sse_constant_load_p): New.
4783 * config/i386/i386.md (push mem splitter): Use find_constant_src in
4784 the splitter condition.
4785 (FP load splitter): Use ix86_standard_x87sse_constant_load_p in
4786 the splitter condition.
4787 (FP float_extend load splitter): Ditto.
4789 2016-05-05 Uros Bizjak <ubizjak@gmail.com>
4791 * config/i386/i386.md (peehole2 patterns): Change true_regnum
4792 to REGNO in all peephole2 patterns.
4793 (post-reload splitters): Change true_regnum to REGNO in
4794 post-reload splitters.
4795 (zero_extend splitters): Use general_reg_operand and
4796 nonimmediate_gr_operand predicates.
4798 2016-05-05 Jakub Jelinek <jakub@redhat.com>
4800 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>): Use
4801 v constraint instead of x.
4803 2016-05-05 Alan Modra <amodra@gmail.com>
4806 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
4807 set OPTION_MASK_RELOCATABLE when flag_pic == 2. Set
4808 TARGET_NO_FP_IN_TOC for -mrelocatable.
4809 (MINIMAL_TOC_SECTION_ASM_OP): Remove redundant
4810 TARGET_RELOCATABLE test.
4811 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
4812 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
4813 * config/rs6000/linux64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
4814 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
4815 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
4816 * config/rs6000/freebsd64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
4817 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
4818 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
4819 * config/rs6000/predicates.md (easy_fp_constant): Likewise.
4820 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
4822 (rs6000_assemble_integer): Update TARGET_RELOCATABLE test.
4823 (rs6000_stack_info): Likewise.
4824 (rs6000_elf_asm_out_constructor): Likewise.
4825 (rs6000_elf_asm_out_destructor): Likewise.
4826 (rs6000_elf_declare_function_name): Likewise.
4827 * config/rs6000/rs6000.md (load_toc_aix_di): Likewise.
4828 * config/rs6000/rs6000.h (MASK_RELOCATABLE, MASK_MINIMAL_TOC):
4831 2016-05-05 Alan Modra <amodra@gmail.com>
4833 * config/rs6000/rs6000.c (rs6000_frame_related): Rewrite.
4835 2016-05-05 Alan Modra <amodra@gmail.com>
4837 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
4838 out-of-line gpr restore for one or two regs if that would add
4841 2016-05-04 Uros Bizjak <ubizjak@gmail.com>
4844 * config/i386/i386.md
4845 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df peephole2):
4846 Change to post-epilogue_completed late splitter. Use sse_reg_operand
4847 as operand 0 predicate.
4848 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf peephole2):
4850 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float {si,di}->{sf,df} peephole2):
4851 Ditto. Emit the pattern using RTX.
4853 (TARGET_USE_VECTOR_FP_CONVERTS float_extend sf->df splitter):
4854 Use sse_reg_opreand as operand 0 predicate. Do not use true_regnum in
4855 the post-reload splitter. Use lowpart_subreg instead of gen_rtx_REG.
4856 (TARGET_USE_VECTOR_FP_CONVERTS float_truncate df->sf splitter):
4858 (TARGET_USE_VECTOR_CONVERTS float si->{sf,df} splitter): Use
4859 sse_reg_operand as operand 0 predicate.
4861 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_extend sf->df peephole2):
4862 Use sse_reg_opreand as operand 0 predicate. Use lowpart_subreg
4863 instead of gen_rtx_REG.
4864 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_truncate sf->df peephole2):
4867 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
4869 * function.c (emit_use_return_register_into_block): Delete.
4870 (gen_return_pattern): Delete.
4871 (emit_return_into_block): Delete.
4872 (active_insn_between): Delete.
4873 (convert_jumps_to_returns): Delete.
4874 (emit_return_for_exit): Delete.
4875 (thread_prologue_and_epilogue_insns): Delete all code dealing with
4876 simple_return for shrink-wrapped blocks.
4877 * shrink-wrap.c (try_shrink_wrapping): Insert simple_return at the
4878 end of blocks that need one.
4879 (get_unconverted_simple_return): Delete.
4880 (convert_to_simple_return): Delete.
4881 * shrink-wrap.c (get_unconverted_simple_return): Delete declaration.
4882 (convert_to_simple_return): Ditto.
4884 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
4886 * cfgcleanup.c (bb_is_just_return): New function.
4887 (try_optimize_cfg): Simplify jumps to return, branches to return,
4888 and branches around return.
4890 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
4892 * cfgcleanup.c (try_simplify_condjump): Don't try to simplify a
4895 2016-05-04 Jakub Jelinek <jakub@redhat.com>
4899 * tree-core.h (enum operand_equal_flag): Add OEP_HASH_CHECK.
4900 * tree.c (inchash::add_expr): If !IS_EXPR_CODE_CLASS (tclass),
4901 assert flags & OEP_HASH_CHECK, instead of asserting it
4902 never happens. Handle TARGET_EXPR.
4903 * fold-const.c (operand_equal_p): For hash verification,
4904 or in OEP_HASH_CHECK into flags.
4906 2016-05-04 Eric Botcazou <ebotcazou@adacore.com>
4908 * tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head
4910 (compute_samebase_partition_bases): Fix typo.
4912 2016-05-04 Jakub Jelinek <jakub@redhat.com>
4914 * config/i386/sse.md (vec_interleave_highv8sf,
4915 vec_interleave_lowv8sf, vec_interleave_highv4df,
4916 vec_interleave_lowv4df): Remove constraints from expanders.
4918 * config/i386/sse.md (sse2_movq128): Use v constraint instead of x.
4920 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
4922 * tree-inline.c (expand_call_inline): Fix path dealing with
4923 making lhs of call statement undefined.
4925 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
4927 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases):
4928 Check availability on NODE, too.
4929 * cgraph.h (symtab_node::call_for_symbol_and_aliases): Likewise.
4930 (cgraph_node::call_for_symbol_and_aliases): Likewise.
4931 (varpool_node::call_for_symbol_and_aliase): Likewise.
4932 * ipa-pure-const.c (add_new_function): Analyze all bodies.
4933 (propagate_pure_const): Propagate across interposable functions, too.
4934 (skip_function_for_local_pure_const): Do not skip interposable bodies
4936 (pass_local_pure_const::execute): Update.
4938 2016-05-04 Marek Polacek <polacek@redhat.com>
4940 * doc/invoke.texi: Document -Wdangling-else.
4942 2016-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
4944 * config.gcc: Error out when conflicting multilib is detected. Do not
4945 loop over multilibs since no combination is legal.
4947 2016-05-04 Alan Modra <amodra@gmail.com>
4949 * config/rs6000/rs6000.h (PIC_OFFSET_TABLE_REGNUM): Correct.
4950 * config/rs6000/sysv4.h (TARGET_TOC): Simplify.
4951 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
4954 2016-05-04 Matthew Fortune <matthew.fortune@imgtec.com>
4956 * config/mips/mips-cpus.def (p5600): Avoid IMADD by default.
4957 Clean up p5600 comments.
4959 2016-05-04 Richard Biener <rguenther@suse.de>
4961 * match.pd: Add BIT_FIELD_REF canonicalizations and vector
4962 constructor simplifications.
4963 * fold-const.c (fold_ternary_loc): Remove duplicate functionality here.
4965 2016-05-04 Oleg Endo <olegendo@gcc.gnu.org>
4967 * config/sh/predicates (post_inc_mem, pre_dec_mem): New predicates.
4968 * config/sh/sh-protos.h (sh_find_set_of_reg): Return null result if
4969 result.set_rtx is null instead of aborting.
4970 * config/sh/sh.h (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT):
4972 (USE_LOAD_PRE_DECREMENT, USE_STORE_POST_INCREMENT): Enable for SH2A.
4973 * config/sh/sh.md (*extend<mode>si2_predec, *mov<mode>_load_predec,
4974 *mov<mode>_store_postinc): New patterns.
4976 2016-05-04 Marc Glisse <marc.glisse@inria.fr>
4978 * match.pd ((A | B) & (A | C)): Generalize to BIT_XOR_EXPR. Mark
4979 as commutative. Check both conversions are NOP.
4980 ((A & B) OP (C & B)): Remove.
4982 2016-05-04 Alan Modra <amodra@gmail.com>
4984 * combine.c (simplify_set): Correct WORD_REGISTER_OPERATIONS test.
4986 2016-05-04 Alan Modra <amodra@gmail.com>
4989 * config/rs6000/rs6000.c (rs6000_stack_info): Don't set cr_save_p
4990 when cr2,3,4 are all fixed regs.
4992 2016-05-04 Bernd Schmidt <bschmidt@redhat.com>
4994 PR rtl-optimization/57193
4995 * opts.c (default_options_table): Revert OPT_frename_registers change.
4996 * doc/invoke.texi (-frename-registers, -O2): Likewise.
4998 2016-05-03 Martin Sebor <msebor@redhat.com>
5001 * builtins.c (fold_builtin_FILE): New function.
5002 (fold_builtin_FUNCTION, fold_builtin_LINE): New functions.
5003 (fold_builtin_0): Call them.
5004 * gimplify.c (gimplify_call_expr): Remove the handling of
5005 BUILT_IN_FILE, BUILT_IN_FUNCTION, and BUILT_IN_LINE.
5008 * doc/extend.texi (Other Builtins): Update __builtin_FILE,
5009 __builtin_FUNCTION, and __builtin_LINE to reflect they yield
5013 * doc/extend.texi (Function Names as Strings): Update __func__,
5014 __FUNCTION__, __PRETTY_FUNCTION__ to reflect they evaluate to
5017 2016-05-03 Jakub Jelinek <jakub@redhat.com>
5018 Richard Biener <rguenther@suse.de>
5020 PR tree-optimization/70916
5021 * tree-if-conv.c: Include cfganal.h.
5022 (pass_if_conversion::execute): Call connect_infinite_loops_to_exit
5023 and remove_fake_exit_edges around the optimization pass.
5025 2016-05-03 Jan Hubicka <hubicka@ucw.cz>
5027 * cgraph.c (symbol_table::create_edge): Set inline_failed.
5028 (cgraph_edge::make_direct): Likewise.
5029 (cgraph_edge::dump_edge_flags): Dump call_stmt_cannot_inline_p.
5030 * cgraphclones.c (duplicate_thunk_for_node): Set inline_failed.
5031 * cif-code.def (CIF_LTO_MISMATCHED_DECLARATIONS): New code
5032 (CIF_THUNK): New code.
5033 * ipa-inline-analysis.c (initialize_inline_failed): Preserve
5034 CIF_FINAL_ERROR codes; do not deal with call_stmt_cannot_inline_p.
5035 (compute_inline_parameters): Set inline_failed for thunks.
5036 (inline_analyze_function): Cleanup.
5037 * ipa-inline.c (can_inline_edge_p): Do not deal with
5038 call_stmt_cannot_inline_p.
5039 (can_early_inline_edge_p): Likewise.
5040 (early_inliner): Initialize inline_failed.
5041 * lto-cgraph.c (lto_output_edge): Sanity check inline_failed.
5043 2016-05-03 Uros Bizjak <ubizjak@gmail.com>
5045 * config/i386/predicates.md (x87nonimm_ssenomem_operand): Rename
5046 from nonimm_ssenomem_operand.
5047 (nonimm_ssenomem_operand): New predicate.
5048 * config/i386/i386.md (extendsfdf2): Use nonimm_ssenomem_operand
5049 as operand 0 predicate.
5050 (*extendsfdf2): Merge from *extendsfdf2_mixed and *extendsfdf2_i387.
5051 Disable unsupported alternatives using "enabled" attribute.
5052 Use register_ssemem_operand as operand 0 predicate.
5053 (*fop_<mode>_1): Use x87nonimm_ssenomem_operand as operand 1 predicate.
5055 2016-05-03 Marek Polacek <polacek@redhat.com>
5058 * input.c (expansion_point_location): New function.
5059 * input.h (expansion_point_location): Declare.
5061 2016-05-03 Pierre-Marie de Rodat <derodat@adacore.com>
5063 * dwarf2out.c (resolve_args_picking_1): Replace the frame_offset
5064 occurence with frame_offset_ ones.
5066 2016-05-03 Alan Modra <amodra@gmail.com>
5068 PR rtl-optimization/70890
5069 * ira.c (combine_and_move_insns): When moving def_insn, remove
5072 2016-05-03 Dominik Vogt <vogt@linux.vnet.ibm.com>
5074 * config/s390/s390.md ("*r<noxa>sbg_<mode>_sll")
5075 ("*r<noxa>sbg_<mode>_srl"): New define_insns.
5076 ("*r<noxa>sbg_<mode>_srl_bitmask"): Rename by adding "_bitmask".
5077 ("*r<noxa>sbg_<mode>_sll_bitmask"): Likewise.
5079 2016-05-03 Alan Modra <amodra@gmail.com>
5081 * config/rs6000/rs6000.c (rs6000_savres_strategy): Correct condition
5082 for SAVE_MULTIPLE/STORE_MULTIPLE.
5084 2016-05-03 Jakub Jelinek <jakub@redhat.com>
5086 * config/i386/i386.md (*truncdfsf_mixed, *truncdfsf_i387,
5087 *truncxfsf2_mixed, *truncxfdf2_mixed): Use v constraint instead of x.
5089 2016-05-03 Richard Biener <rguenther@suse.de>
5091 * gimplify.h (get_initialized_tmp_var): Add allow_ssa parameter
5093 (gimplify_arg): Likewise.
5094 * gimplify.c (gimplify_expr): Add overload with allow_ssa parameter,
5095 re-writing the result to a decl if required.
5096 (internal_get_tmp_var): Add allow_ssa parameter
5097 and override into_ssa with it.
5098 (get_formal_tmp_var): Adjust.
5099 (get_initialized_tmp_var): Add allow_ssa parameter.
5100 (gimplify_arg): Add allow_ssa parameter and avoid generating
5101 SSA names for the result false.
5102 (gimplify_call_expr): If the call may return twice do not
5103 gimplify parameters into SSA.
5104 (prepare_gimple_addressable): Do not allow an SSA name as temporary.
5105 (gimplify_modify_expr): Adjust assert. For noreturn calls
5106 with a SSA name LHS adjust its def.
5107 (gimplify_save_expr): Do not allow an SSA name as save-expr result.
5108 (gimplify_one_sizepos): Do not allow an SSA name as a sizepos.
5109 (gimplify_body): Init GIMPLE SSA data structures and gimplify into-SSA.
5110 (gimplify_scan_omp_clauses): Make sure OMP_CLAUSE_SIZE is not
5111 an SSA name. Likewise for OMP_CLAUSE_REDUCTION operands.
5112 (gimplify_omp_for): Likewise for OMP_CLAUSE_DECL. Likewise
5113 for OMP_FOR_COND, OMP_FOR_INCR and OMP_CLAUSE_LINEAR_STEP.
5114 (optimize_target_teams): Do not allow SSA names for clause operands.
5115 (gimplify_expr): Likewise for where we mark the result addressable.
5116 * passes.def (pass_init_datastructures): Remove.
5117 * tree-into-ssa.c (mark_def_sites): Ignore existing SSA names.
5118 (rewrite_stmt): Likewise.
5119 * tree-inline.c (initialize_cfun): Properly transfer SSA state.
5120 (replace_locals_op): Replace SSA names.
5121 (copy_gimple_seq_and_replace_locals): Init src_cfun.
5122 * gimple-low.c (lower_builtin_setjmp): Deal with SSA.
5123 * cgraph.c (release_function_body): Free CFG annotations only
5124 when we have a CFG. Simplify.
5125 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
5126 force_gimple_operand instead of get_initialized_tmp_var.
5127 * tree-pass.h (make_pass_init_datastructures): Remove.
5128 * tree-ssa.c (execute_init_datastructures): Remove.
5129 (pass_data_init_datastructures): Likewise.
5130 (class pass_init_datastructures): Likewise.
5131 (make_pass_init_datastructures): Likewise.
5132 * omp-low.c (create_omp_child_function): Init SSA data structures.
5133 (grid_expand_target_grid_body): Likewise.
5134 * tree-cfg.c (move_block_to_fn): Double-check the DEF is an SSA
5135 name before adding it to names_to_release.
5136 (remove_bb): Always release SSA defs.
5137 * tree-ssa-ccp.c (get_default_value): Check SSA_NAME_VAR
5138 before dereferencing it.
5139 * cgraphunit.c (init_lowered_empty_function): Always
5140 int SSA data structures.
5141 * tree-ssanames.c (release_defs): Remove assert that we are in
5143 * trans-mem.c (diagnose_tm_1): Handle SSA name function.
5145 2016-05-03 Jakub Jelinek <jakub@redhat.com>
5146 Uros Bizjak <ubizjak@gmail.com>
5148 PR rtl-optimization/70467
5149 * config/i386/predicates.md (x86_64_hilo_int_operand,
5150 x86_64_hilo_general_operand): New predicates.
5151 * config/i386/constraints.md (Wd): New constraint.
5152 * config/i386/i386.md (mode attr di): Use Wd instead of e.
5153 (general_hilo_operand): New mode attr.
5154 (add<mode>3, sub<mode>3): Use <general_hilo_operand>
5155 instead of <general_operand>.
5156 (*add<dwi>3_doubleword, *sub<dwi>3_doubleword): Use
5157 x86_64_hilo_general_operand instead of <general_operand>.
5159 2016-05-03 Jakub Jelinek <jakub@redhat.com>
5161 PR tree-optimization/70916
5162 * tree-if-conv.c (constant_or_ssa_name): Removed.
5163 (fold_build_cond_expr): Use is_gimple_val instead of
5164 constant_or_ssa_name.
5166 PR tree-optimization/70916
5167 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up
5168 if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P.
5171 * tree-ssa-ccp.c: Include stor-layout.h and optabs-query.h.
5172 (optimize_atomic_bit_test_and): New function.
5173 (pass_fold_builtins::execute): Use it.
5174 * optabs.def (atomic_bit_test_and_set_optab,
5175 atomic_bit_test_and_complement_optab,
5176 atomic_bit_test_and_reset_optab): New optabs.
5177 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET,
5178 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_BIT_TEST_AND_RESET): New ifns.
5179 * builtins.h (expand_ifn_atomic_bit_test_and): New prototype.
5180 * builtins.c (expand_ifn_atomic_bit_test_and): New function.
5181 * internal-fn.c (expand_ATOMIC_BIT_TEST_AND_SET,
5182 expand_ATOMIC_BIT_TEST_AND_COMPLEMENT,
5183 expand_ATOMIC_BIT_TEST_AND_RESET): New functions.
5184 * doc/md.texi (atomic_bit_test_and_set@var{mode},
5185 atomic_bit_test_and_complement@var{mode},
5186 atomic_bit_test_and_reset@var{mode}): Document.
5187 * config/i386/sync.md (atomic_bit_test_and_set<mode>,
5188 atomic_bit_test_and_complement<mode>,
5189 atomic_bit_test_and_reset<mode>): New expanders.
5190 (atomic_bit_test_and_set<mode>_1,
5191 atomic_bit_test_and_complement<mode>_1,
5192 atomic_bit_test_and_reset<mode>_1): New insns.
5194 2016-05-03 Richard Sandiford <richard.sandiford@arm.com>
5196 PR rtl-optimization/70687
5197 * combine.c (change_zero_ext): Check for scalar modes. Use wide_int
5198 instead of unsigned HOST_WIDE_INT.
5200 2016-05-03 Bernd Schmidt <bschmidt@redhat.com>
5202 PR rtl-optimization/44281
5203 * hard-reg-set.h (struct target_hard_regs): New field
5204 x_fixed_nonglobal_reg_set.
5205 (fixed_nonglobal_reg_set): New macro.
5206 * reginfo.c (init_reg_sets_1): Initialize it.
5207 * ira.c (setup_alloc_regs): Use fixed_nonglobal_reg_set instead
5209 * df-scan.c (df_insn_refs_collect): Asms may reference global regs.
5211 2016-05-03 Bin Cheng <bin.cheng@arm.com>
5213 PR tree-optimization/56541
5214 * doc/invoke.texi (@item max-tree-if-conversion-phi-args): New item.
5215 * params.def (PARAM_MAX_TREE_IF_CONVERSION_PHI_ARGS): new param.
5216 * tree-if-conv.c (MAX_PHI_ARG_NUM): new macro.
5217 (any_complicated_phi): new static variable.
5218 (aggressive_if_conv): delete.
5219 (if_convertible_phi_p): support phis with more than two arguments.
5220 (if_convertible_bb_p): remvoe check on aggressive_if_conv and
5221 critical pred edges.
5222 (ifcvt_split_critical_edges): support phis with more than two
5223 arguments by checking new parameter. only split critical edges
5225 (tree_if_conversion): handle simd pragma marked loop using new
5226 local variable aggressive_if_conv. check any_complicated_phi.
5228 2016-05-03 Bin Cheng <bin.cheng@arm.com>
5230 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check depends_on
5233 2016-05-03 Bin Cheng <bin.cheng@arm.com>
5235 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Don't clobber
5238 2016-05-03 Oleg Endo <olegendo@gcc.gnu.org>
5240 * config/sh/sh.md (udivsi3, divsi3, mulsi3): Simplify.
5241 (mulhisi3, umulhisi3, (smulsi3_highpart, umulsi3_highpart): Convert to
5242 define_insn_and_split.
5243 (mulsi3_i): New define_insn_and_split.
5244 (mulsi3_call): Convert to define_insn.
5245 (mulsidi3, mulsidi3_compact, umulsidi3, umulsidi3_compact):
5248 2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com>
5250 * machmode.h (mode_complex): Add support to give the complex mode
5252 (GET_MODE_COMPLEX_MODE): Likewise.
5253 * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode
5254 stored by build_complex_type and gfc_build_complex_type instead of
5255 trying to figure out the appropriate mode based on the size. Raise
5256 an assertion error, if the type was not set.
5257 * genmodes.c (struct mode_data): Add field for the complex type of
5259 (blank_mode): Likewise.
5260 (make_complex_modes): Remember the complex mode created in the
5262 (emit_mode_complex): Write out the mode_complex array to map a
5263 type mode to the complex version.
5264 (emit_insn_modes_c): Likewise.
5265 * tree.c (build_complex_type): Set the complex type to use before
5266 calling layout_type.
5267 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add
5268 support for __float128 complex datatypes.
5269 (rs6000_hard_regno_mode_ok): Likewise.
5270 (rs6000_setup_reg_addr_masks): Likewise.
5271 (rs6000_complex_function_value): Likewise.
5272 * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise.
5273 __float128 and __ibm128 complex.
5274 (FLOAT128_IBM_P): Likewise.
5275 (ALTIVEC_ARG_MAX_RETURN): Likewise.
5276 * doc/extend.texi (Additional Floating Types): Document that
5277 -mfloat128 must be used to enable __float128. Document complex
5278 __float128 and __ibm128 support.
5280 2016-05-02 Jakub Jelinek <jakub@redhat.com>
5283 * gimple.c (gimple_builtin_call_types_compatible_p): Allow
5284 char/short arguments promoted to int because of promote_prototypes.
5286 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
5288 * config/i386/predicates.md (register_ssemem_operand): New predicate.
5289 * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Merge from
5290 *cmpi<FPCMP:unord><MODEF:mode>_mixed and
5291 *cmpi<FPCMP:unord><X87MODEF:mode>_i387. Disable unsupported
5292 alternatives using "enabled" attribute. Use register_ssemem_operand
5293 as operand 1 predicate.
5294 (*cmpi<unord>xf_i387): Split XFmode pattern from
5295 *cmpi<FPCMP:unord><X87MODEF:mode>_i387.
5296 (*absneg<mode>2): Merge from *absneg<mode>2_mixed and
5297 *absneg<mode>2_i387. Disable unsupported alternatives using
5298 "enabled" attribute.
5299 (*absnegxf2_i387): Split XFmode pattern from *absneg<mode>2_i387.
5301 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
5303 * omp-low.c (lower_oacc_head_tail): Assert there is at least one
5305 (oacc_loop_process): Check mask for loop termination.
5307 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
5309 * cif-code.def (CIF_THUNK): Add.
5310 * ipa-inline-analsysis.c (evaluate_conditions_for_known_args): Revert
5313 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
5315 * ipa-inline-analysis.c (reset_inline_summary): Clear fp_expressions
5316 (dump_inline_summary): Dump it.
5317 (fp_expression_p): New predicate.
5318 (estimate_function_body_sizes): Use it.
5319 (inline_merge_summary): Merge fp_expressions.
5320 (inline_read_section): Read fp_expressions.
5321 (inline_write_summary): Write fp_expressions.
5322 * ipa-inline.c (can_inline_edge_p): Permit inlining across fp math
5323 codegen boundary if either caller or callee is !fp_expressions.
5324 * ipa-inline.h (inline_summary): Add fp_expressions.
5325 * ipa-inline-transform.c (inline_call): When inlining !fp_expressions
5326 to fp_expressions be sure the fp generation flags are updated.
5328 2016-05-02 Jakub Jelinek <jakub@redhat.com>
5330 PR rtl-optimization/70467
5331 * cse.c (cse_insn): Handle no-op MEM moves after folding.
5333 PR rtl-optimization/70467
5334 * ipa-pure-const.c (check_call): Handle internal calls even in
5335 ipa mode like in local mode.
5337 2016-05-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
5339 * doc/install.texi: Document supported in-tree gmp/mpfr/mpc versions.
5341 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
5343 * match.pd (X u< X, X u> X): New transformations.
5345 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
5347 * flag-types.h (enum warn_strict_overflow_code): Move ...
5348 * coretypes.h: ... here.
5349 * fold-const.h (fold_overflow_warning): Declare.
5350 * fold-const.c (fold_overflow_warning): Make non-static.
5351 (fold_comparison): Move the transformation of X +- C1 CMP C2
5352 into X CMP C2 -+ C1 ...
5353 * match.pd: ... here.
5354 * gimple-fold.c (fold_stmt_1): Protect with
5355 fold_defer_overflow_warnings.
5357 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
5359 * omp-low.c (struct oacc_loop): Add 'inner' field.
5360 (new_oacc_loop_raw): Initialize it to zero.
5361 (oacc_loop_fixed_partitions): Initialize it.
5362 (oacc_loop_auto_partitions): Partition outermost loop to outermost
5363 available partitioning.
5365 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
5367 * config/arc/arc.md (mulsidi3): Change operand 0 predicate to
5369 (umulsidi3): Likewise.
5370 (indirect_jump): Fix jump instruction assembly patterns.
5372 2016-05-02 Thomas Schwinge <thomas@codesourcery.com>
5375 * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
5376 (nvptx_function_value): Assert non-NULL cfun.
5378 2016-05-02 Eric Botcazou <ebotcazou@adacore.com>
5380 PR rtl-optimization/70886
5381 * sched-deps.c (estimate_dep_weak): Canonicalize cselib values.
5383 * cselib.h (rtx_equal_for_cselib_1): Declare.
5384 (rtx_equal_for_cselib_p: New inline function.
5385 * cselib.c (rtx_equal_for_cselib_p): Delete.
5386 (rtx_equal_for_cselib_1): Make public.
5388 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
5390 * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
5391 (register_mixssei387nonimm_operand): Remove predicate.
5392 * config/i386/i386.md (*fop_<mode>_comm): Merge from
5393 *fop_<mode>_comm_mixed and *fop_<mode>_comm_i387. Disable unsupported
5394 alternatives using "enabled" attribute. Also check X87_ENABLE_ARITH
5395 for TARGET_MIX_SSE_I387 alternatives.
5396 (*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387.
5397 Disable unsupported alternatives using "enabled" attribute. Use
5398 nonimm_ssenomem_operand as operand 1 predicate. Also check
5399 X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives.
5401 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
5403 * tree.c (cst_and_fits_in_hwi): Simplify.
5405 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
5407 * tree.h (wi::to_wide): New function.
5408 * expr.c (expand_expr_real_1): Use wi::to_wide.
5409 * fold-const.c (int_const_binop_1): Likewise.
5410 (extract_muldiv_1): Likewise.
5412 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
5414 * wide-int.h: Update offset_int and widest_int documentation.
5415 (WI_SIGNED_SHIFT_RESULT): New macro.
5416 (wi::binary_shift): Define signed_shift_result_type for
5417 shifts on offset_int- and widest_int-like types.
5418 (generic_wide_int): Support <<= and >>= if << and >> are supported.
5419 * tree.h (int_bit_position): Use shift operators instead of wi::
5421 * alias.c (adjust_offset_for_component_ref): Likewise.
5422 * expr.c (get_inner_reference): Likewise.
5423 * fold-const.c (fold_comparison): Likewise.
5424 * gimple-fold.c (fold_nonarray_ctor_reference): Likewise.
5425 * gimple-ssa-strength-reduction.c (restructure_reference): Likewise.
5426 * tree-dfa.c (get_ref_base_and_extent): Likewise.
5427 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
5428 (stmt_kills_ref_p): Likewise.
5429 * tree-ssa-ccp.c (bit_value_binop_1): Likewise.
5430 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
5431 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
5432 (ao_ref_init_from_vn_reference): Likewise.
5434 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
5436 * wide-int.h: Update offset_int and widest_int documentation.
5437 (WI_SIGNED_BINARY_PREDICATE_RESULT): New macro.
5438 (wi::binary_traits): Allow ordered comparisons between offset_int and
5439 offset_int, between widest_int and widest_int, and between either
5440 of these types and basic C types.
5441 (operator <, <=, >, >=): Define for the same combinations.
5442 * tree.h (tree_int_cst_lt): Use comparison operators instead
5443 of wi:: comparisons.
5444 (tree_int_cst_le): Likewise.
5445 * gimple-fold.c (fold_array_ctor_reference): Likewise.
5446 (fold_nonarray_ctor_reference): Likewise.
5447 * gimple-ssa-strength-reduction.c (record_increment): Likewise.
5448 * tree-affine.c (aff_comb_cannot_overlap_p): Likewise.
5449 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise.
5450 * tree-sra.c (completely_scalarize): Likewise.
5451 * tree-ssa-alias.c (stmt_kills_ref_p): Likewise.
5452 * tree-ssa-reassoc.c (extract_bit_test_mask): Likewise.
5453 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
5454 (check_for_binary_op_overflow): Likewise.
5455 (search_for_addr_array): Likewise.
5456 * ubsan.c (ubsan_expand_objsize_ifn): Likewise.
5458 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
5460 * config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword.
5461 (arc_save_restore): Likewise.
5462 (arc_dwarf_register_span): Likewise.
5463 (arc_output_pic_addr_const): Initialize suffix variable.
5465 2016-05-02 Martin Liska <mliska@suse.cz>
5467 * symbol-summary.h (function_summary::function_summary):
5468 Remove checking assert for all cgraph nodes.
5469 (function_summary::get): Check summary_uid.
5470 (symtab_insertion): Check summary_uid.
5472 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
5474 * config/arc/arc-protos.h (compact_memory_operand_p): Declare.
5475 * config/arc/arc.c (arc_output_commutative_cond_exec): Consider
5477 (arc_dwarf_register_span): Remove enum keyword.
5478 (compact_memory_operand_p): New function.
5479 * config/arc/arc.h (reg_class): Add code density register classes.
5480 (REG_CLASS_NAMES): Likewise.
5481 (REG_CLASS_CONTENTS): Likewise.
5482 * config/arc/arc.md (*movqi_insn): Add code density instructions.
5483 (*movhi_insn, *movsi_insn, *movsf_insn): Likewise.
5484 (*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise.
5485 (*cmpsi_cc_c_insn, *movsi_ne): Likewise.
5486 * config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New
5488 (h, Rcd, Rsd, Rzd): New register constraints.
5489 (T): Use compact_memory_operand_p function.
5490 * config/arc/predicates.md (compact_load_memory_operand): Remove.
5492 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
5494 * config/sh/sh.md (*negnegt, *movtt): Remove.
5496 2016-05-02 Marek Polacek <polacek@redhat.com>
5497 Tom de Vries <tom@codesourcery.com>
5499 PR tree-optimization/70700
5500 * tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids
5501 bigger than FIRST_REF_NODE.
5503 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
5506 * config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4,
5508 (prepare_cbranch_operands): Don't use scratch register. Assume that
5509 function is used when pseudos can be created.
5510 (expand_cbranchdi4): Likewise. Remove unused TARGET_CMPEQDI_T paths.
5511 * config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created.
5512 (cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4
5513 define_expand. Allow it only when pseudos can be created.
5514 * config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete.
5516 2016-05-01 Uros Bizjak <ubizjak@gmail.com>
5518 * config/i386/constraints.md (BC): Only allow -1 operands.
5519 * config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative.
5520 Add "enabled" attribute. Update XI mode attribute calculation.
5521 * config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative.
5522 (*movoi_internal_avx): Update XI mode attribute calculation.
5523 (*movti_internal): Ditto.
5525 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
5527 * config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4,
5528 cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints.
5530 2016-05-01 Eric Botcazou <ebotcazou@adacore.com>
5532 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
5533 statement on instruction code. Remove trailing spaces.
5534 (altivec_expand_stv_builtin): Likewise.
5536 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
5538 * config/sh/sh.h (TARGET_SH4): Remove and use default implementation.
5539 (TARGET_FPU_DOUBLE): Simplify.
5540 (BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace
5541 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'.
5542 * config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions
5543 with 'TARGET_FPU_DOUBLE'.
5544 * config/sh/sh.md: Likewise.
5546 2016-05-01 Yoshinori Sato <ysato@users.sourceforge.jp>
5548 * config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT,
5549 SH_DIV_STR_FOR_SIZE): Remove.
5550 * config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT,
5551 SH_DIV_STR_FOR_SIZE): Remove.
5553 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
5555 * config/sh/predicates.md (any_register_operand, zero_extend_operand,
5556 logical_reg_operand): Delete.
5557 (arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand,
5558 arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand,
5559 logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using
5560 match_operand and match_test.
5561 (sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local
5562 variables on their first use. Return bool values.
5563 * config/sh/sh.h (LOAD_EXTEND_OP): Update comment.
5564 * config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and
5565 arith_reg_operand for input operand. Remove empty constraints.
5567 (*xorsi3_compact): Rename to xorsi3.
5568 (zero_extend<mode>si2): Use arith_reg_operand for input operand.
5569 (*zero_extend<mode>si2_disp_mem): Update comment.
5572 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
5574 * config/sh/t-sh: Remove SH5 support.
5575 * config.gcc: Likewise.
5576 * configure: Likewise.
5578 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5580 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
5582 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
5584 * config/sh/sh.c (register_sh_passes, sh_option_override,
5585 sh_print_operand, prepare_move_operands,
5586 sh_can_follow_jump): Remove TARGET_SH1 checks.
5587 * config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
5588 PROMOTE_MODE): Likewise.
5589 * config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
5592 2016-04-30 Alan Modra <amodra@gmail.com>
5594 * config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline
5595 restoring when fixed_reg_p, but allow out-of-line or stmw save.
5596 Check for user regs later to avoid unnecessary looping over regs.
5597 Merge user reg check with non-saved reg check. Don't force
5598 inline VR restore when static chain used.
5599 (rs6000_frame_related): Omit eh_frame info for user regs when
5601 (fixed_regs_p): Delete.
5603 2016-04-30 Alan Modra <amodra@gmail.com>
5605 * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
5606 (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum.
5609 2016-04-30 Alan Modra <amodra@gmail.com>
5612 * config/rs6000/rs6000.c (fixed_reg_p): New function.
5613 (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p.
5616 2016-04-30 Alan Modra <amodra@gmail.com>
5618 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
5619 Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with
5620 flag_pic test for Darwin.
5622 2016-04-30 Alan Modra <amodra@gmail.com>
5624 * regs.h (struct reg_info_t): Delete freq_calls_crossed and
5625 throw_calls_crossed.
5626 (REG_FREQ_CALLS_CROSSED): Delete.
5627 (REG_N_THROWING_CALLS_CROSSED): Delete.
5628 * regstat.c (regstat_bb_compute_ri): Don't calculate
5629 REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
5630 (dump_reg_info): Don't print call cross frequency.
5631 * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
5632 and REG_N_THROWING_CALLS_CROSSED.
5634 2016-04-30 Alan Modra <amodra@gmail.com>
5636 * regs.h (struct reg_info_t): Delete live_length.
5637 (REG_LIVE_LENGTH): Delete macro.
5638 * regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
5639 local_live, local_processed and local_live_last_luid params.
5640 Replace bb_index param with bb. Don't set REG_LIVE_LENGTH.
5642 (regstat_compute_ri): Adjust for above. Don't set
5644 (dump_reg_info): Don't print live length.
5645 * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
5646 with test of setjmp_crosses. Don't set REG_LIVE_LENGTH.
5647 Localize loop_depth var.
5649 2016-04-30 Alan Modra <amodra@gmail.com>
5651 * ira.c (enum valid_equiv): New.
5652 (validate_equiv_mem): Return enum.
5653 (update_equiv_mem): Create replacement in more cases.
5654 (add_store_equivs): Update validate_equiv_mem call.
5656 2016-04-30 Alan Modra <amodra@gmail.com>
5658 * ira.c (combine_and_move_insns): Rather than scanning insns,
5659 use DF infrastucture to find use and def insns.
5661 2016-04-30 Alan Modra <amodra@gmail.com>
5663 ira.c (combine_and_move_insns): Move invariant conditions..
5664 (ira.c): ..to here. Call combine_and_move_insns before
5665 add_store_equivs. Call grow_reg_equivs later. Allocate
5666 req_equiv later using max_reg_num() rather than global max_regno.
5667 (contains_replace_regs): Delete.
5668 (add_store_equivs): Remove contains_replace_regs test.
5670 2016-04-30 Alan Modra <amodra@gmail.com>
5672 * ira.c (struct equiv_mem_data): New.
5673 (equiv_mem, equiv_mem_modified): Delete static vars.
5674 (validate_equiv_mem_from_store): Use "data" param to communicate..
5675 (validate_equiv_mem): ..from here.
5677 2016-04-30 Alan Modra <amodra@gmail.com>
5679 * ira.c (add_store_equivs, combine_and_move_insns): New functions,
5681 (update_reg_equivs): ..here. Move allocation and freeing of
5682 reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
5683 end_alias_analysis to..
5686 2016-04-30 Alan Modra <amodra@gmail.com>
5688 * ira.c (pdx_subregs): Delete.
5689 (struct equivalence): Add pdx_subregs field.
5690 (set_paradoxical_subreg): Remove pdx_subregs param. Update
5692 (update_equiv_regs): Don't create or free pdx_subregs. Update
5695 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5697 * config/rs6000/altivec.h: Change definitions of vec_xl and
5699 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
5700 (LD_ELEMREV_V2DI): New.
5701 (LD_ELEMREV_V4SF): New.
5702 (LD_ELEMREV_V4SI): New.
5703 (LD_ELEMREV_V8HI): New.
5704 (LD_ELEMREV_V16QI): New.
5705 (ST_ELEMREV_V2DF): New.
5706 (ST_ELEMREV_V2DI): New.
5707 (ST_ELEMREV_V4SF): New.
5708 (ST_ELEMREV_V4SI): New.
5709 (ST_ELEMREV_V8HI): New.
5710 (ST_ELEMREV_V16QI): New.
5713 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
5714 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
5715 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
5716 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
5717 (altivec_expand_builtin): Add handling for
5718 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
5719 (rs6000_invalid_builtin): Add error-checking for
5720 RS6000_BTM_P9_VECTOR.
5721 (altivec_init_builtins): Define builtins used to implement vec_xl
5723 (rs6000_builtin_mask_names): Define power9-vector.
5724 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
5725 (RS6000_BTM_P9_VECTOR): Define.
5726 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
5727 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
5728 (vsx_ld_elemrev_v2df): Likewise.
5729 (vsx_ld_elemrev_v4sf): Likewise.
5730 (vsx_ld_elemrev_v4si): Likewise.
5731 (vsx_ld_elemrev_v8hi): Likewise.
5732 (vsx_ld_elemrev_v16qi): Likewise.
5733 (vsx_st_elemrev_v2df): Likewise.
5734 (vsx_st_elemrev_v2di): Likewise.
5735 (vsx_st_elemrev_v4sf): Likewise.
5736 (vsx_st_elemrev_v4si): Likewise.
5737 (vsx_st_elemrev_v8hi): Likewise.
5738 (vsx_st_elemrev_v16qi): Likewise.
5739 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
5742 2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
5744 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
5746 (simplify_control_stmt_condition_1): ... here. Recurse into
5747 BIT_AND_EXPRs and BIT_IOR_EXPRs.
5749 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
5752 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
5753 (zero_extendqi<mode>2_dot): Revert earlier conversion from
5754 define_insn_and_split to define_insn.
5755 (zero_extendqi<mode>2_dot2): Same.
5756 (extendqi<mode>2_dot): Same.
5757 (extendqi<mode>2_dot2): Same.
5759 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
5761 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
5762 (probe_stack): New expander.
5763 (probe_stack_<mode>): New insn pattern.
5765 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
5767 * config/i386/i386.md
5768 (operations with memory inputs setting flags peephole2):
5769 Remove uneeded REG_P checks. Cleanup pattern generation.
5771 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
5773 * tree-vect-loop.c (vect_transform_loop): Fix
5774 nb_iterations_upper_bound computation for vectorized loop.
5776 2016-04-29 Marek Polacek <polacek@redhat.com>
5777 Jakub Jelinek <jakub@redhat.com>
5780 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
5781 TARGET_EXPR_SLOT as a base.
5783 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
5785 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
5786 with 'rCm2' constraints to limit possible immediate size.
5787 (*load_zeroextendqisi_update): Likewise.
5788 (*load_signextendqisi_update): Likewise.
5789 (*loadhi_update): Likewise.
5790 (*load_zeroextendhisi_update): Likewise.
5791 (*load_signextendhisi_update): Likewise.
5792 (*loadsi_update): Likewise.
5793 (*loadsf_update): Likewise.
5795 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
5797 * config/i386/predicates.md (constm1_operand): Fix comparison.
5799 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
5801 * testsuite/gcc.target/arc/ieee_eq.c: New test.
5803 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
5805 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
5806 remaining SH5 related settings.
5807 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
5808 shmedia_prepare_call_address): Delete.
5809 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
5810 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
5811 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
5812 UNSUPPORTED_SH2A): Remove m5 checks.
5813 (sh_divide_strategy_e): Remove SH5 division strategies.
5814 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
5815 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
5817 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
5819 * config/s390/s390.c (s390_rtx_costs): Update documentation.
5821 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5823 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
5824 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
5826 * config/s390/vector.md ("mov<mode>"): Likewise.
5828 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
5830 * config/s390/constraints.md ("U", "W"): Invoke
5831 s390_mem_constraint with "ZR" and "ZT".
5832 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
5833 addresses when using LRA. Accept also short displacements for S
5834 and T constraints. Do not check for long displacement target for
5835 S and T constraints.
5836 (s390_mem_constraint): Remove handling of U and W constraints.
5837 * config/s390/s390.md (various patterns): Remove the short
5838 displacement constraints (Q and R) if a long displacement
5839 constraint is present. Add longdisp as required CPU capability.
5840 * config/s390/vector.md: Likewise.
5841 * config/s390/vx-builtins.md: Likewise.
5843 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
5846 * reload1.c (reload): Call finish_spills before
5847 restarting reload loop. Skip select_reload_regs
5848 if update_eliminables_and_spill returns true.
5850 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
5852 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
5853 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
5854 (umulhisi3_imm): Update predicates and constraint letters.
5855 (umulhisi3_reg): Declare instruction as commutative.
5856 * config/arc/constraints.md (J12, J16): New constraints.
5857 * config/arc/predicates.md (short_unsigned_const_operand): New
5859 (arc_short_operand): Likewise.
5860 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
5862 2016-04-29 Richard Biener <rguenther@suse.de>
5864 PR tree-optimization/13962
5865 PR tree-optimization/65686
5866 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
5867 * tree-ssa-alias.c (ptrs_compare_unequal): New function
5868 using PTA to compare pointers.
5869 * match.pd: Add pattern for pointer equality compare simplification
5870 using ptrs_compare_unequal.
5872 2016-04-29 Richard Biener <rguenther@suse.de>
5874 * stor-layout.c (layout_type): Do not build a pointer-to-element
5877 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
5879 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
5880 Use SWI mode iterator. Use general_reg_operand predicate.
5881 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
5882 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
5885 2016-04-29 Jakub Jelinek <jakub@redhat.com>
5888 * fold-const.c (operand_equal_p): Don't verify hash value equality
5890 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
5893 2016-04-28 Jakub Jelinek <jakub@redhat.com>
5896 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
5897 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
5898 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
5899 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
5900 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
5902 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
5904 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
5905 to info. Don't initialize separate fields to 0. Clean up
5908 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
5910 * config/i386/i386.md (peephole2s for operations with memory inputs):
5911 Use SWI mode iterator.
5912 (peephole2s for operations with memory outputs): Ditto.
5913 Do not check for stack checking probe.
5915 (probe_stack): Remove expander.
5917 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
5918 Andrew Burgess <andrew.burgess@embecosm.com>
5920 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
5921 operands as 32-bits.
5923 2016-04-28 Jason Merrill <jason@redhat.com>
5925 * gdbinit.in: Skip line-map.h.
5927 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
5928 Andrew Burgess <andrew.burgess@embecosm.com>
5930 * config/arc/arc.c (arc_conditional_register_usage): Take
5931 TARGET_RRQ_CLASS into account.
5932 (arc_print_operand): Support printing 'p' and 's' operands.
5933 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
5935 (TARGET_RRQ_CLASS): Define.
5936 (IS_POWEROF2_OR_0_P): Define.
5937 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
5939 (*tst_movb): New define_insn.
5940 (*tst): Avoid recognition if it could prevent '*tst_movb'
5941 combination; replace c/CnL with c/Chs alternative.
5942 (*tst_bitfield_tst): New define_insn.
5943 (*tst_bitfield_asr): New define_insn.
5944 (*tst_bitfield): New define_insn.
5945 (andsi3_i): Add Rrq variant.
5946 (extzv): New define_expand.
5947 (insv): New define_expand.
5948 (*insv_i): New define_insn.
5949 (*movb): New define_insn.
5950 (*movb_signed): New define_insn.
5951 (*movb_high): New define_insn.
5952 (*movb_high_signed): New define_insn.
5953 (*movb_high_signed + 1): New define_split pattern.
5954 (*mrgb): New define_insn.
5955 (*mrgb + 1): New define_peephole2 pattern.
5956 (*mrgb + 2): New define_peephole2 pattern.
5957 * config/arc/arc.opt (mbitops): New option for nps400, uses
5958 TARGET_NPS_BITOPS_DEFAULT.
5959 * config/arc/constraints.md (q): Make register class conditional.
5960 (Rrq): New register constraint.
5961 (Chs): New constraint.
5962 (Clo): New constraint.
5963 (Chi): New constraint.
5964 (Cbf): New constraint.
5965 (Cbn): New constraint.
5966 (C18): New constraint.
5967 (Cbi): New constraint.
5969 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
5971 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
5973 (bitmap_intersection_of_preds): Ditto.
5974 (bitmap_union_of_succs): Ditto.
5975 (bitmap_union_of_preds): Ditto.
5976 * sbitmap.c (do_popcount): Delete.
5977 (BITMAP_DEBUGGING): Delete.
5978 (sbitmap_verify_popcount): Delete.
5979 (sbitmap_alloc): Don't initialize the popcount field.
5980 (sbitmap_alloc_with_popcount): Delete.
5981 (sbitmap_resize): Don't resize the popcount array.
5982 (sbitmap_vector_alloc): Don't initialize the popcount field.
5983 (bitmap_copy): Don't copy the popcount array.
5984 (bitmap_clear): Don't clear the popcount array.
5985 (bitmap_clear): Delete the popcount array handling.
5986 (bitmap_ior_and_compl): Delete the popcount assert.
5987 (bitmap_not): Ditto.
5988 (bitmap_and_compl): Ditto.
5989 (bitmap_and): Delete the popcount array handling.
5990 (bitmap_xor): Ditto.
5991 (bitmap_ior): Ditto.
5992 (bitmap_or_and): Delete the popcount assert.
5993 (bitmap_and_or): Ditto.
5994 (popcount_table): Delete.
5995 (sbitmap_elt_popcount): Delete.
5996 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
5997 (bitmap_set_bit): Delete the popcount assert.
5998 (bitmap_clear_bit): Ditto.
5999 (sbitmap_free): Don't free the popcount array.
6000 (sbitmap_alloc_with_popcount): Delete declaration.
6001 (sbitmap_popcount): Ditto.
6003 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
6004 Andrew Burgess <andrew.burgess@embecosm.com>
6006 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
6007 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
6008 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
6009 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
6010 * config/arc/arc.opt (mcmem): New option.
6011 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
6012 supply length for r/m alternative.
6013 (*extendqisi2_ac): Likewise.
6014 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
6016 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
6017 (movhi_insn): Likewise.
6018 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
6019 (*zero_extendqihi2_i): Add r/Ucm alternative.
6020 (*zero_extendqisi2_ac): Likewise.
6021 (*zero_extendhisi2_i): Likewise.
6022 * config/arc/constraints.md (Uex): New memory constraint.
6023 (Ucm): New define_constraint.
6024 * config/arc/predicates.md (long_immediate_loadstore_operand):
6025 Return 0 for MEM with cmem_address address.
6026 (cmem_address_0): New predicates.
6027 (cmem_address_1): Likewise.
6028 (cmem_address_2): Likewise.
6029 (cmem_address): Likewise.
6031 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
6033 * config/rs6000/rs6000.c (machine_function): Rename
6034 insn_chain_scanned_p to spe_insn_chain_scanned_p.
6035 (rs6000_stack_info): Adjust.
6037 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
6038 Andrew Burgess <andrew.burgess@embecosm.com>
6040 * config/arc/constraints.md (Usd): Convert to define_constraint.
6044 2016-04-28 Jakub Jelinek <jakub@redhat.com>
6047 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
6048 Add new peephole2 where the first insn is *mov<mode>_or instead of
6049 *mov<mode>_internal.
6051 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
6053 * tracer.c (bb_seen): Make static.
6055 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
6057 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
6058 support, setup defaults.
6059 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
6060 * config/arc/arc.c (arc_init): Add NPS400 support.
6061 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
6062 (TARGET_ARC700): NPS400 is also an ARC700.
6063 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
6065 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
6068 * config/nds32/nds32.md (casesi): Don't access the operands array
6071 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
6073 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
6074 (or $-1,reg peephole2): Ditto.
6075 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
6077 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
6079 * doc/extend.texi (Common Function Attributes) [optimize]:
6080 Discourage use of the optimize attribute.
6082 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
6084 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
6085 special case builtin.
6086 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
6087 ALTIVEC_BUILTIN_VEC_ADDE.
6088 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
6089 support for ALTIVEC_BUILTIN_VEC_ADDE.
6090 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
6091 for __builtin_vec_adde.
6093 2016-04-28 Jakub Jelinek <jakub@redhat.com>
6095 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
6096 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
6098 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6101 * doc/sourcebuild.texi (Effective-Target Keywords, Other
6102 attributes): Document cilkplus_runtime.
6104 2016-04-28 Martin Jambor <mjambor@suse.cz>
6106 * tree-cfg.c (verify_expr): Verify that local declarations belong to
6107 this function. Call verify_expr on MEM_REFs and bases of other
6110 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6112 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
6113 for WORD_REGISTER_OPERATIONS to runtime check.
6115 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
6117 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
6119 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
6121 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
6122 big-endian compilation.
6123 * config/arc/arc.md (addf3): Likewise.
6127 2016-04-28 Richard Biener <rguenther@suse.de>
6129 PR tree-optimization/70840
6130 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
6131 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
6132 Mark x * pow(x,c) -> pow(x,c+1) commutative.
6133 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
6135 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6137 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
6138 and explain why in a comment.
6140 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
6142 * config/arc/arc.md (cpu_facility): Add fpx variant.
6143 (subdf3): Prohibit use reverse sub when assist operations option
6145 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
6146 instructions only when FPX is enabled.
6147 * testsuite/gcc.target/arc/trsub.c: New test.
6149 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
6151 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
6152 mult_operator when calculating "type" attribute.
6153 (*fop_<mode>_1_i387): Ditto.
6154 (*fop_xf_1_i387): Ditto.
6155 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
6156 Use std::swap to swap operands. Use RTL expressions to generate
6159 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
6160 Joern Rennecke <joern.rennecke@embecosm.com>
6162 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
6164 (emit_pic_move): Remove.
6165 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
6166 * config/arc/arc.c (emit_pic_move): Removed.
6167 (TARGET_HAVE_TLS): Define.
6168 (arc_conditional_register_usage): Test for arc_tp_regno.
6169 (arc_print_operand, arc_print_operand_address): Handle TLS
6171 (arc_needs_pcl_p): New function.
6172 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
6173 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
6174 (arc_raw_symbolic_reference_mentioned_p): Likewise.
6175 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
6176 (arc_legitimize_tls_address): Likewise.
6177 (DTPOFF_ZERO_SYM): Define.
6178 (arc_legitimize_pic_address): Make it static, handle TLS cases.
6179 (arc_output_pic_addr_const): Print TLS unspecs.
6180 (prepare_pic_move): New function, replaces emit_pic_move.
6181 (arc_legitimate_constant_p): Handle TLS unspecs.
6182 (arc_legitimate_address_p): Likewise.
6183 (arc_rewrite_small_data_p): Use assert for TLS constants.
6184 (prepare_move_operands): Use prepare_pic_move.
6185 (arc_legitimize_address): Legitimize tls addresses.
6186 (arc_epilogue_uses): Check for arc_tp_regno.
6187 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
6188 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
6190 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
6192 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
6193 %(arc_tls_extra_start_spec).
6194 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
6195 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
6197 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
6198 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
6199 (UNSPEC_TLS_OFF): Add.
6201 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
6202 (get_thread_pointersi): New patterns.
6203 * config/arc/arc.opt (mtp-regno): New option.
6204 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
6205 (move_dest_operand): Likewise.
6206 * configure: Regenerate.
6207 * configure.ac: Add arc*-*-* case to test for tls.
6208 * doc/invoke.texi (ARC options): Document mtp-regno.
6210 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
6212 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
6213 the new ARC HS SIMD instructions.
6214 (arc_preferred_simd_mode): New function.
6215 (arc_autovectorize_vector_sizes): Likewise.
6216 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
6217 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
6218 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
6219 (arc_init_builtins): Add new SIMD builtin types.
6220 (arc_split_move): Handle 64 bit vector moves.
6221 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
6222 (TARGET_PLUS_QMACW): Define.
6223 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
6224 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
6225 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
6226 (VSUBADD4H): New builtins.
6227 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
6228 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
6230 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
6231 Matthias Klose <doko@debian.org>
6233 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
6235 2016-04-28 Richard Biener <rguenther@suse.de>
6238 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
6241 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
6243 * common/config/sh/sh-common.c: Remove SH5 support.
6244 * config/sh/constraints.md: Likewise.
6245 * config/sh/config/sh/elf.h: Likewise.
6246 * config/sh/linux.h: Likewise.
6247 * config/sh/netbsd-elf.h: Likewise.
6248 * config/sh/predicates.md: Likewise.
6249 * config/sh/sh-c.c: Likewise.
6250 * config/sh/sh-protos.h: Likewise.
6251 * config/sh/sh.c: Likewise.
6252 * config/sh/sh.h: Likewise.
6253 * config/sh/sh.md: Likewise.
6254 * config/sh/sh.opt: Likewise.
6255 * config/sh/sync.md: Likewise.
6256 * config/sh/sh64.h: Delete.
6257 * config/sh/shmedia.h: Likewise.
6258 * config/sh/shmedia.md: Likewise.
6259 * config/sh/sshmedia.h: Likewise.
6260 * config/sh/t-netbsd-sh5-64: Likewise.
6261 * config/sh/t-sh64: Likewise.
6262 * config/sh/ushmedia.h: Likewise.
6264 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
6266 * config/i386/i386.md (sign_extend to memory peephole2s): Use
6267 general_reg_operand instead of register_operand predicate.
6269 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
6271 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
6273 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
6275 * match.pd (A - B > A, A + B < A): New transformations.
6277 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
6279 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
6280 which defaults to true. Emit an outer pair of parentheses only if
6281 EMIT_PARENS. When continuing a chain of && or || (or & or |),
6282 don't emit parentheses for the right-hand operand.
6284 2016-04-27 Jeff Law <law@redhat.com>
6286 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
6288 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6290 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
6291 (altivec_lvx_<mode>_internal): Document.
6292 (altivec_lvx_<mode>_2op): New define_insn.
6293 (altivec_lvx_<mode>_1op): Likewise.
6294 (altivec_lvx_<mode>_2op_si): Likewise.
6295 (altivec_lvx_<mode>_1op_si): Likewise.
6296 (altivec_stvx_<mode>): Remove.
6297 (altivec_stvx_<mode>_internal): Document.
6298 (altivec_stvx_<mode>_2op): New define_insn.
6299 (altivec_stvx_<mode>_1op): Likewise.
6300 (altivec_stvx_<mode>_2op_si): Likewise.
6301 (altivec_stvx_<mode>_1op_si): Likewise.
6302 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
6303 Expand vec_ld and vec_st during parsing.
6304 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
6306 (altivec_expand_stvx_be): Likewise.
6307 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
6308 address-masking behavior in RTL.
6309 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
6310 address-masking behavior in RTL.
6311 (altivec_expand_builtin): Change builtin code arguments for calls
6312 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
6313 (insn_is_swappable_p): Avoid incorrect swap optimization in the
6314 presence of lvx/stvx patterns.
6315 (alignment_with_canonical_addr): New function.
6316 (alignment_mask): Likewise.
6317 (find_alignment_op): Likewise.
6318 (recombine_lvx_pattern): Likewise.
6319 (recombine_stvx_pattern): Likewise.
6320 (recombine_lvx_stvx_patterns): Likewise.
6321 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
6322 stvx patterns from expand.
6323 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
6325 (vector_altivec_store_<mode>): Likewise.
6327 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
6329 * config/aarch64/aarch64.md
6330 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
6331 remove the "fp" attributes.
6332 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
6333 add the "simd" attributes.
6334 (*movdf_aarch64): Likewise.
6335 (*movtf_aarch64): Remove the "fp" attributes.
6336 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
6337 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
6339 2016-04-27 David Malcolm <dmalcolm@redhat.com>
6341 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
6342 rtx to rtx_code_label *.
6343 * rtl.h (maybe_set_first_label_num): Likewise.
6345 2016-04-27 David Malcolm <dmalcolm@redhat.com>
6347 * df-core.c (df_add_problem): Make the problem param be const.
6348 (df_remove_problem): Make local "problem" be const.
6349 * df-problems.c (problem_RD): Make const.
6350 (problem_LR): Likewise.
6351 (problem_LIVE): Likewise.
6352 (problem_MIR): Likewise.
6353 (problem_CHAIN): Likewise.
6354 (problem_WORD_LR): Likewise.
6355 (problem_NOTE): Likewise.
6356 (problem_MD): Likewise.
6357 * df-scan.c (problem_SCAN): Likewise.
6358 * df.h (struct df_problem): Make field "dependent_problem" be
6360 (struct dataflow): Likewise for field "problem".
6361 (df_add_problem): Make param const.
6363 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
6365 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
6366 inter-unit moves to/from vector registers are enabled. Do not disable
6369 2016-04-27 David Malcolm <dmalcolm@redhat.com>
6371 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
6372 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
6374 (enum df_problem_id): ...this new enum.
6375 (struct df_problem): Convert field "id" from "int" to
6378 2016-04-27 David Malcolm <dmalcolm@redhat.com>
6380 * rtl.def: Update comment for "things in the instruction chain" to
6381 reflect the removal of the leading "i" field for INSN_UID in
6382 r210360. Fix bogus apostrophe.
6384 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
6386 * config/i386/i386.md
6387 (lea arith with mem operand + setcc peephole2): Set operator mode.
6389 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
6392 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
6393 (dimode_scalar_to_vector_candidate_p): This.
6394 (timode_scalar_to_vector_candidate_p): New function.
6395 (scalar_to_vector_candidate_p): Likewise.
6396 (timode_check_non_convertible_regs): Likewise.
6397 (timode_remove_non_convertible_regs): Likewise.
6398 (remove_non_convertible_regs): Likewise.
6399 (remove_non_convertible_regs): Renamed to ...
6400 (dimode_remove_non_convertible_regs): This.
6401 (scalar_chain::~scalar_chain): Make it virtual.
6402 (scalar_chain::compute_convert_gain): Make it pure virtual.
6403 (scalar_chain::mark_dual_mode_def): Likewise.
6404 (scalar_chain::convert_insn): Likewise.
6405 (scalar_chain::convert_registers): Likewise.
6406 (scalar_chain::add_to_queue): Make it protected.
6407 (scalar_chain::emit_conversion_insns): Likewise.
6408 (scalar_chain::replace_with_subreg): Likewise.
6409 (scalar_chain::replace_with_subreg_in_insn): Likewise.
6410 (scalar_chain::convert_op): Likewise.
6411 (scalar_chain::convert_reg): Likewise.
6412 (scalar_chain::make_vector_copies): Likewise.
6413 (scalar_chain::convert_registers): New pure virtual function.
6414 (class dimode_scalar_chain): New class.
6415 (class timode_scalar_chain): Likewise.
6416 (scalar_chain::mark_dual_mode_def): Renamed to ...
6417 (dimode_scalar_chain::mark_dual_mode_def): This.
6418 (timode_scalar_chain::mark_dual_mode_def): New function.
6419 (timode_scalar_chain::convert_insn): Likewise.
6420 (dimode_scalar_chain::convert_registers): Likewise.
6421 (scalar_chain::compute_convert_gain): Renamed to ...
6422 (dimode_scalar_chain::compute_convert_gain): This.
6423 (scalar_chain::replace_with_subreg): Renamed to ...
6424 (dimode_scalar_chain::replace_with_subreg): This.
6425 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
6426 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
6427 (scalar_chain::make_vector_copies): Renamed to ...
6428 (dimode_scalar_chain::make_vector_copies): This.
6429 (scalar_chain::convert_reg): Renamed to ...
6430 (dimode_scalar_chain::convert_reg ): This.
6431 (scalar_chain::convert_op): Renamed to ...
6432 (dimode_scalar_chain::convert_op): This.
6433 (scalar_chain::convert_insn): Renamed to ...
6434 (dimode_scalar_chain::convert_insn): This.
6435 (scalar_chain::convert): Call convert_registers.
6436 (convert_scalars_to_vector): Change to scalar_chain pointer to
6437 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
6438 in 32-bit mode. Delete scalar_chain pointer. Call
6439 free_dominance_info in 64-bit mode.
6440 (pass_stv::gate): Remove TARGET_64BIT check.
6441 (ix86_option_override): Put the 64-bit STV pass before the CSE
6444 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
6446 * dwarf2out.h (struct dw_loc_descr_node): Remove the
6447 dw_loc_frame_offset field.
6448 * dwarf2out.c (new_loc_descr): Likewise.
6449 (resolve_args_picking_1): Turn the VISITED hash set into a
6450 FRAME_OFFSET hash map. Use it to associate a frame offset to
6451 visited nodes. Remove uses of the CHECKING_P macro.
6452 (resolve_args_picking): Update call to resolve_args_picking_1.
6454 2016-04-27 Martin Liska <mliska@suse.cz>
6456 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
6457 (free_loop_data): Release vuses of groups.
6459 2016-04-27 Bin Cheng <bin.cheng@arm.com>
6461 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
6462 instead of redundant use_id and boolean have_use_for.
6463 (struct iv_use): Change sub_id into group_id. Remove field next.
6464 Move fields: related_cands, n_map_members, cost_map and selected
6466 (struct iv_group): ... here. New structure.
6467 (struct iv_common_cand): Use structure declaration directly.
6468 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
6469 (MAX_CONSIDERED_USES): Rename macro to ...
6470 (MAX_CONSIDERED_GROUPS): ... here.
6471 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
6472 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
6473 (dump_uses): Rename to ...
6474 (dump_groups): ... here. Update all uses.
6475 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
6476 (find_induction_variables): Refactor format of dump information.
6477 (record_sub_use): Delete.
6478 (record_use): Update all uses.
6479 (record_group): New function.
6480 (record_group_use, find_interesting_uses_op): Call above functions.
6482 (find_interesting_uses_cond): Ditto.
6483 (group_compare_offset): New function.
6484 (split_all_small_groups): Rename to ...
6485 (split_small_address_groups_p): ... here. Update all uses.
6486 (split_address_groups): Update all uses.
6487 (find_interesting_uses): Refactor format of dump information.
6488 (add_candidate_1): Update all uses. Remove redundant check on iv,
6490 (add_candidate, record_common_cand): Remove redundant assert.
6491 (add_iv_candidate_for_biv): Update use.
6492 (add_iv_candidate_derived_from_uses): Update all uses.
6493 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
6494 (alloc_use_cost_map): Ditto.
6495 (set_use_iv_cost, get_use_iv_cost): Rename to ...
6496 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
6497 (determine_use_iv_cost_generic): Ditto.
6498 (determine_group_iv_cost_generic): Ditto.
6499 (determine_use_iv_cost_address): Ditto.
6500 (determine_group_iv_cost_address): Ditto.
6501 (determine_use_iv_cost_condition): Ditto.
6502 (determine_group_iv_cost_cond): Ditto.
6503 (determine_use_iv_cost): Ditto.
6504 (determine_group_iv_cost): Ditto.
6505 (set_autoinc_for_original_candidates): Update all uses.
6506 (find_iv_candidates): Update all uses. Refactor dump information.
6507 (determine_use_iv_costs): Ditto.
6508 (determine_iv_costs): Ditto.
6509 (iv_ca_cand_for_use): Rename to ...
6510 (iv_ca_cand_for_group): ... here. Update all uses.
6511 (iv_ca_add_use, iv_ca_add_group): Ditto.
6512 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
6513 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
6514 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
6515 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
6516 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
6517 (create_new_iv, adjust_iv_update_pos): Ditto.
6518 (rewrite_use_address): Delete.
6519 (rewrite_use_address_1): Rename to ...
6520 (rewrite_use_address): ... here.
6521 (rewrite_use_compare): Update all uses.
6522 (rewrite_use): Delete.
6523 (rewrite_uses): Rename to ...
6524 (rewrite_groups): ... here. Update all uses.
6525 (remove_unused_ivs, free_loop_data): Update all uses.
6526 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
6528 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6530 * rtlanal.c (nonzero_bits1): Convert preprocessor check
6531 for WORD_REGISTER_OPERATIONS to runtime check.
6533 2016-04-27 Richard Biener <rguenther@suse.de>
6536 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
6537 aggregate_value_p to determine if a function result is
6538 returned by reference.
6539 (ipa_pta_execute): Functions having their address taken are
6540 not automatically nonlocal.
6542 2016-04-27 Jakub Jelinek <jakub@redhat.com>
6545 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
6546 * fold-const.c (operand_equal_p): If flag_checking and
6547 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
6548 and if it returns non-zero, assert iterative_hash_expr on both
6551 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
6553 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
6555 2016-04-27 Nick Clifton <nickc@redhat.com>
6558 * varasm.c (merge_weak): Generate an error if an attempt is made
6559 to convert a non-weak static function into a weak, public function.
6561 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
6563 * params.def (MAX_PARTITION_SIZE): New param.
6564 * doc/invoke.texi: Document lto-max-partition.
6566 2016-04-27 Richard Biener <rguenther@suse.de>
6569 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
6570 function cummulating used_from_other_partition, externally_visible
6571 and force_output from aliases.
6572 (refered_from_nonlocal_var): Likewise.
6573 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
6574 node flags properly.
6576 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
6578 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
6579 (-Wmemset-elt-size): New item.
6581 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
6584 * stor-layout.h (internal_reference_types): Delete.
6585 * stor-layout.c (reference_types_internal): Likewise.
6586 (internal_reference_types): Likewise.
6587 (layout_type) <REFERENCE_TYPE>: Adjust.
6589 2016-04-27 Jakub Jelinek <jakub@redhat.com>
6592 * tree.h (inchash::add_expr): Add FLAGS argument.
6593 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
6594 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
6595 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
6596 Formatting fix. Adjust recursive calls. For tcc_comparison,
6597 if swap_tree_comparison (code) is smaller than code, hash that
6598 and arguments in the other order. Hash CONVERT_EXPR the same
6599 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
6600 of ADDR_EXPR of decl as the decl itself. Add or remove
6601 OEP_ADDRESS_OF from recursive flags as needed. For
6602 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
6603 operands commutatively and only the third one normally.
6604 For internal CALL_EXPR hash in CALL_EXPR_IFN.
6606 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
6608 * config/rtems.h (LIB_SPEC): Add -latomic.
6610 2016-04-27 Joel Sherrill <joel@rtems.org>
6612 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
6613 xilink.ld and flags not relevant to RTEMS.
6615 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
6617 * toplev.c (backend_init_target): Avoid calling init_reload when using
6620 2016-04-26 Jakub Jelinek <jakub@redhat.com>
6622 * reorg.c (try_merge_delay_insns): Declare i and j inside the
6623 for loops rather than one for the whole function.
6625 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
6627 * match.pd (X + CST CMP X): New transformation.
6629 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
6631 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
6632 * fold-const.c (fold_binary_loc): Remove 2 transformations
6633 superseded by match.pd.
6634 * match.pd (x+x -> x*2): Generalize to integers.
6636 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
6638 * config/i386/i386.md (operation on memory peephole): Duplicate an
6639 existing peephole and adapt it to match lea rather than an operation
6642 PR rtl-optimization/57193
6643 * opts.c (default_options_table): Add OPT_frename_registers at -O2
6645 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
6647 2016-04-26 Bin Cheng <bin.cheng@arm.com>
6649 * tree-if-conv.c (any_pred_load_store): New static variable.
6650 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
6651 any_pred_load_store instead of and_mask_load_store.
6652 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
6653 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
6654 (combine_blocks, tree_if_conversion): Ditto.
6656 2016-04-26 Bin Cheng <bin.cheng@arm.com>
6658 PR tree-optimization/70771
6659 PR tree-optimization/70775
6660 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
6661 virtual PHI nodes. Delete parameter.
6662 (if_convertible_loop_p_1): Delete argument to above function.
6663 (predicate_all_scalar_phis): Delete code handling single-argument
6665 (tree_if_conversion): Mark and update virtual SSA.
6667 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6670 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
6671 (x86_elf_aligned_common): Rename to ...
6672 (x86_elf_aligned_decl_common): ... this.
6673 Add decl arg. Switch to .lbss for largecomm object. Use
6674 LARGECOMM_SECTION_ASM_OP.
6675 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
6677 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
6678 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
6680 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
6681 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
6683 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6686 * config/i386/i386.c (SECTION_LARGE): Define.
6687 (x86_64_elf_select_section): Set it for large data/bss sections.
6688 Only clear SECTION_WRITE for .lrodata.
6689 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
6691 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
6692 * varasm.c (default_elf_asm_named_section): Grow flagchars.
6693 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
6695 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
6696 * doc/tm.texi: Regenerate.
6698 2016-04-26 Jakub Jelinek <jakub@redhat.com>
6701 * configure.ac (--enable-checking): Document extra flag, for
6702 non-release builds default to --enable-checking=yes,extra.
6703 If misc checking and extra checking, define CHECKING_P to 2 instead
6705 * common.opt (fchecking=): Add.
6706 * doc/invoke.texi (-fchecking=): Document.
6707 * doc/install.texi: Document --enable-checking changes.
6708 * configure: Regenerated.
6709 * config.in: Regenerated.
6711 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
6713 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
6714 attribute instead of which_alternative.
6715 * config/i386/sse.md (*mov<mode>_internal): Ditto.
6716 Use EXT_REX_SSE_REG_P where appropriate.
6718 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
6720 * config/i386/predicates.md (const0_operand): Do not match
6721 const_wide_int code.
6722 (const1_operand): Ditto.
6724 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
6726 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
6727 for SSE constm1 operands and TARGET_AVX512VL.
6728 (*movti_internal): Ditto.
6729 (*mov<mode>_or): Use constm1_operand predicate.
6730 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
6731 for SSE vector_all_ones operands and TARGET_AVX512VL.
6732 * config/i386/predicates.md (constm1_operand): New predicate.
6733 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
6734 emission of constant -1 load.
6736 2016-04-25 Jason Merrill <jason@redhat.com>
6738 * gdbinit.in: Skip is-a.h.
6740 * attribs.c (register_scoped_attributes): Fix logic.
6741 * attribs.h: Declare register_scoped_attributes.
6743 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6745 * config/rs6000/rs6000-builtin.def: Correct pasto error for
6746 stxvd2x and stxvw4x built-in functions.
6748 2016-04-25 DJ Delorie <dj@redhat.com>
6750 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
6751 (ashrhi3): Likewise.
6752 (lshrhi3): Likewise.
6754 2016-04-25 Richard Biener <rguenther@suse.de>
6756 PR tree-optimization/70780
6757 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
6759 (compute_antic): Mark blocks with abnormal preds as visited as
6760 they have a final empty antic-in solution already.
6762 2016-04-25 Michael Collison <michael.collison@linaro.org>
6764 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
6766 2016-04-25 Michael Collison <michael.collison@linaro.org>
6768 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
6769 mode is VQI to improve mixed mode vectorization.
6770 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
6771 define_insn to match low half of signed vaddw.
6772 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
6773 define_insn to match high half of signed vaddw.
6774 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
6775 define_insn to match low half of unsigned vaddw.
6776 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
6777 define_insn to match high half of unsigned vaddw.
6778 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
6779 (arm_simd_check_vect_par_cnst_half_p): Likewise.
6780 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
6782 (arm_simd_check_vect_par_cnst_half_p): Likewise.
6783 * config/arm/predicates.md (vect_par_constant_high): Support
6784 big endian and simplify by calling
6785 arm_simd_check_vect_par_cnst_half
6786 (vect_par_constant_low): Likewise.
6788 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
6790 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
6791 predicate for operand 2.
6793 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
6794 H.J. Lu <hongjiu.lu@intel.com>
6796 * config/i386/i386-protos.h (standard_sse_constant_p): Add
6797 machine_mode argument.
6798 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
6799 constm1_rtx operands. For VOIDmode constants, get mode from
6800 pred_mode. Check mode size if the mode is supported by ABI.
6801 (standard_sse_constant_opcode): Do not use standard_constant_p.
6802 Strictly check ABI support for all-ones operands.
6803 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
6804 immediates. Update calls to standard_sse_constant_p.
6805 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
6806 (ix86_rtx_costs): Ditto.
6807 * config/i386/i386.md (*movxi_internal_avx512f): Use
6808 nonimmediate_or_sse_const_operand instead of vector_move_operand.
6809 Use (v,BC) alternative instead of (v,C). Use register_operand
6810 checks instead of MEM_P.
6811 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
6812 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
6813 isa attribute. Use register_operand checks instead of MEM_P.
6814 (*movti_internal): Use nonimmediate_or_sse_const_operand for
6815 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
6816 alternative and corresponding sse2 isa attribute.
6817 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
6818 to standard_sse_constant_p.
6819 (FP constant splitters): Ditto.
6820 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
6822 * config/i386/predicates.md (constm1_operand): Remove.
6823 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
6824 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
6825 vector_all_ones_operand instead of constm1_operand.
6827 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6829 * print-rtl.c (print_rtx_insn_vec): New function.
6830 * print-rtl.h: New prototype.
6831 * store-motion.c (struct st_expr): Make avail_stores a vector.
6832 (st_expr_entry): Adjust.
6833 (free_st_expr_entry): Likewise.
6834 (print_store_motion_mems): Likewise.
6835 (find_moveable_store): Likewise.
6836 (compute_store_table): Likewise.
6837 (delete_store): Likewise.
6838 (build_store_vectors): Likewise.
6840 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6842 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
6844 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6846 * vec.h (vec_safe_contains): New function.
6847 (vec::contains): Likewise.
6848 (vec::begin): Likewise.
6849 (vec::end): Likewise.
6851 2016-04-23 Jakub Jelinek <jakub@redhat.com>
6854 * cfgexpand.c (expand_stack_vars): Fix typo.
6856 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
6858 * system.h (list, map, set, vector): Include conditionally.
6859 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
6860 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
6861 * ipa-icf.c (INCLUDE_LIST): Define.
6862 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
6863 * config/sh/sh.c (INCLUDE_VECTOR): Define.
6864 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
6865 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
6866 * cp/logic.cc (INCLUDE_LIST): Define.
6867 * fortran/trans-common.c (INCLUDE_MAP): Define.
6869 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
6871 * auto-profile.c: Remove <string.h> include.
6872 * ipa-icf-gimple.c: Remove <list> include.
6873 * diagnostic.c: Remove <new> include.
6874 * genmatch.c: Likewise.
6875 * pretty-print.c: Likewise.
6876 * toplev.c: Likewise
6877 * c/c-objc-common.c: Likewise.
6878 * cp/error.c: Likewise.
6879 * fortran/error.c: Likewise.
6881 2016-04-22 Richard Biener <rguenther@suse.de>
6883 * lto-streamer-in.c (input_ssa_names): Do not allocate
6884 GIMPLE_NOP for all SSA names.
6885 * lto-streamer-out.c (output_ssa_names): Do not output
6886 SSA names that should have been released.
6888 2016-04-22 Richard Biener <rguenther@suse.de>
6890 PR tree-optimization/70740
6891 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
6894 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
6897 * config/i386/predicates.md (call_insn_operand): Replace
6898 sibcall_memory_operand with memory_operand.
6900 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
6902 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
6903 has_single_use() tests.
6904 (register_edge_assert_for_1): Likewise.
6905 (find_assert_locations_1): Check the liveness bitmap instead of
6906 checking has_single_use().
6908 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
6911 * config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
6912 Extract AVX-512BW constraint from AVX.
6914 2016-04-21 Richard Biener <rguenther@suse.de>
6916 PR tree-optimization/70725
6917 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
6918 for phi_convertible_by_degenerating_args.
6919 (predicate_all_scalar_phis): Handle single-argument PHIs.
6921 2016-04-21 Richard Biener <rguenther@suse.de>
6924 * fold-const.c (fold_comparison): Return properly typed
6927 2016-04-21 Bin Cheng <bin.cheng@arm.com>
6929 PR tree-optimization/70715
6930 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
6931 after expanding BASE using expand_simple_operations.
6933 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
6935 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
6936 New transformations.
6938 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
6940 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
6942 2016-04-20 Jan Hubicka <jh@suse.cz>
6944 * ipa-inline.c (can_inline_edge_p): Pass caller info to
6945 ultiimate_alias_target.
6946 (update_callee_keys): Likewise.
6947 (lookup_recursive_calls): Likewise.
6948 (speculation_useful_p): Likewise.
6950 2016-04-20 Jan Hubicka <jh@suse.cz>
6953 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
6954 (set_nothrow_flag_1): ... this; handle interposition correctly;
6955 recurse on aliases and thunks.
6956 (cgraph_node::set_nothrow_flag): New.
6957 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
6958 functions compiled with non-call exceptions that binds to current
6960 (propagate_nothrow): Be safe WRT interposition.
6961 * cgraph.h (set_nothrow_flag): Update prototype.
6963 2016-04-18 Jan Hubicka <jh@suse.cz>
6965 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
6966 max_loop_iterations_int.
6967 (tree_unswitch_outer_loop): Likewise.
6969 2016-04-20 Bin Cheng <bin.cheng@arm.com>
6971 PR tree-optimization/69489
6972 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
6973 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
6974 Revise dump message.
6975 (if_convertible_bb_p): Remove check on edge count of basic block's
6978 2016-04-20 Bin Cheng <bin.cheng@arm.com>
6980 PR tree-optimization/56625
6981 PR tree-optimization/69489
6982 * tree-data-ref.h (DR_INNERMOST): New macro.
6983 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
6984 hashing struct innermost_loop_behavior.
6985 (ref_DR_map): Remove.
6986 (innermost_DR_map): New map.
6987 (baseref_DR_map): Revise comment.
6988 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
6989 to innermost_DR_map accroding to its innermost loop behavior.
6990 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
6991 to its innermost loop behavior.
6992 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
6993 Add initialization for innermost_DR_map. Record memory reference
6994 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
6995 have innermost loop behavior.
6996 (if_convertible_loop_p): Remove release for ref_DR_map. Release
6999 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
7001 * config/i386/i386.md (*lea<mode>_general_1): Rename from
7002 *lea_general_1. Use explicit SWI12 mode interator.
7003 (*lea<mode>_general_2): Rename from *lea_general_2.
7004 Use explicit SWI12 mode interator.
7005 (*lea<mode>_general_3): Rename from *lea_general_3.
7006 Use explicit SWI12 mode interator.
7007 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
7008 Use explicit SWI12 mode interator.
7009 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
7010 Use explicit SWI48 mode interator.
7012 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
7014 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
7015 Short-cut unaligned load and store cases. Handle all integer
7017 (ix86_expand_vector_move_misalign): Short-cut unaligned load
7018 and store cases. Call ix86_avx256_split_vector_move_misalign
7019 directly without checking mode class.
7021 2016-04-20 Andrew Pinski <apinski@cavium.com>
7022 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7025 * config/aarch64/aarch64.md (sibcall): Force call
7026 address to be DImode for ILP32.
7027 (sibcall_value): Likewise.
7029 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
7031 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
7033 2016-04-20 Richard Biener <rguenther@suse.de>
7035 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
7036 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
7037 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
7038 (maybe_push_res_to_seq): Adjust.
7039 * gimple-fold.c (maybe_build_generic_op): Likewise.
7041 2016-04-20 Marek Polacek <polacek@redhat.com>
7043 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
7046 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
7048 * config/i386/sse.md (vec_unpacks_lo_hi): Always
7049 use kmovw to support AVX512F target.
7051 2016-04-20 Bin Cheng <bin.cheng@arm.com>
7053 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
7055 2016-04-20 Marek Polacek <polacek@redhat.com>
7057 PR tree-optimization/70725
7058 * tree-if-conv.c (is_false_predicate): New function.
7059 (predicate_mem_writes): Use it.
7061 2016-04-20 Richard Biener <rguenther@suse.de>
7063 PR tree-optimization/70726
7064 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
7065 shift amounts from a pattern stmt operand.
7067 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7070 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
7071 stack_restore_from_fpr pattern when restoring r15.
7072 (s390_optimize_prologue): Strip away the memory barrier in the
7073 parallel when trying to get rid of restore insns.
7074 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
7075 definition for loading the stack pointer from an FPR. Compared to
7076 the normal move insn this pattern includes a full memory barrier.
7078 2016-04-19 Jakub Jelinek <jakub@redhat.com>
7081 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
7082 implicitly linear or lastprivate iterator on the outer context.
7084 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
7086 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
7088 * config/i386/i386.md (ssememalign): Removed.
7089 * config/i386/sse.md: Remove ssememalign attribute from patterns.
7091 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
7094 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
7095 const short * to __builtin_ia32_loaddquhi512_mask.
7096 (_mm512_maskz_loadu_epi16): Likewise.
7097 (_mm512_mask_storeu_epi16): Pass short * to
7098 __builtin_ia32_storedquhi512_mask.
7099 (_mm512_mask_loadu_epi8): Pass const char * to
7100 __builtin_ia32_loaddquqi512_mask.
7101 (_mm512_maskz_loadu_epi8): Likewise.
7102 (_mm512_mask_storeu_epi8): Pass char * to
7103 __builtin_ia32_storedquqi512_mask.
7104 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
7105 const double * to __builtin_ia32_loadupd512_mask.
7106 (_mm512_mask_loadu_pd): Likewise.
7107 (_mm512_maskz_loadu_pd): Likewise.
7108 (_mm512_storeu_pd): Pass double * to
7109 __builtin_ia32_storeupd512_mask.
7110 (_mm512_mask_storeu_pd): Likewise.
7111 (_mm512_loadu_ps): Pass const float * to
7112 __builtin_ia32_loadups512_mask.
7113 (_mm512_mask_loadu_ps): Likewise.
7114 (_mm512_maskz_loadu_ps): Likewise.
7115 (_mm512_storeu_ps): Pass float * to
7116 __builtin_ia32_storeups512_mask.
7117 (_mm512_mask_storeu_ps): Likewise.
7118 (_mm512_mask_loadu_epi64): Pass const long long * to
7119 __builtin_ia32_loaddqudi512_mask.
7120 (_mm512_maskz_loadu_epi64): Likewise.
7121 (_mm512_mask_storeu_epi64): Pass long long *
7122 to __builtin_ia32_storedqudi512_mask.
7123 (_mm512_loadu_si512): Pass const int * to
7124 __builtin_ia32_loaddqusi512_mask.
7125 (_mm512_mask_loadu_epi32): Likewise.
7126 (_mm512_maskz_loadu_epi32): Likewise.
7127 (_mm512_storeu_si512): Pass int * to
7128 __builtin_ia32_storedqusi512_mask.
7129 (_mm512_mask_storeu_epi32): Likewise.
7130 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
7131 char * to __builtin_ia32_storedquqi256_mask.
7132 (_mm_mask_storeu_epi8): Likewise.
7133 (_mm256_mask_loadu_epi16): Pass const short * to
7134 __builtin_ia32_loaddquhi256_mask.
7135 (_mm256_maskz_loadu_epi16): Likewise.
7136 (_mm_mask_loadu_epi16): Pass const short * to
7137 __builtin_ia32_loaddquhi128_mask.
7138 (_mm_maskz_loadu_epi16): Likewise.
7139 (_mm256_mask_loadu_epi8): Pass const char * to
7140 __builtin_ia32_loaddquqi256_mask.
7141 (_mm256_maskz_loadu_epi8): Likewise.
7142 (_mm_mask_loadu_epi8): Pass const char * to
7143 __builtin_ia32_loaddquqi128_mask.
7144 (_mm_maskz_loadu_epi8): Likewise.
7145 (_mm256_mask_storeu_epi16): Pass short * to.
7146 __builtin_ia32_storedquhi256_mask.
7147 (_mm_mask_storeu_epi16): Pass short * to.
7148 __builtin_ia32_storedquhi128_mask.
7149 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
7150 const double * to __builtin_ia32_loadupd256_mask.
7151 (_mm256_maskz_loadu_pd): Likewise.
7152 (_mm_mask_loadu_pd): Pass onst double * to
7153 __builtin_ia32_loadupd128_mask.
7154 (_mm_maskz_loadu_pd): Likewise.
7155 (_mm256_mask_storeu_pd): Pass double * to
7156 __builtin_ia32_storeupd256_mask.
7157 (_mm_mask_storeu_pd): Pass double * to
7158 __builtin_ia32_storeupd128_mask.
7159 (_mm256_mask_loadu_ps): Pass const float * to
7160 __builtin_ia32_loadups256_mask.
7161 (_mm256_maskz_loadu_ps): Likewise.
7162 (_mm_mask_loadu_ps): Pass const float * to
7163 __builtin_ia32_loadups128_mask.
7164 (_mm_maskz_loadu_ps): Likewise.
7165 (_mm256_mask_storeu_ps): Pass float * to
7166 __builtin_ia32_storeups256_mask.
7167 (_mm_mask_storeu_ps): ass float * to
7168 __builtin_ia32_storeups128_mask.
7169 (_mm256_mask_loadu_epi64): Pass const long long * to
7170 __builtin_ia32_loaddqudi256_mask.
7171 (_mm256_maskz_loadu_epi64): Likewise.
7172 (_mm_mask_loadu_epi64): Pass const long long * to
7173 __builtin_ia32_loaddqudi128_mask.
7174 (_mm_maskz_loadu_epi64): Likewise.
7175 (_mm256_mask_storeu_epi64): Pass long long * to
7176 __builtin_ia32_storedqudi256_mask.
7177 (_mm_mask_storeu_epi64): Pass long long * to
7178 __builtin_ia32_storedqudi128_mask.
7179 (_mm256_mask_loadu_epi32): Pass const int * to
7180 __builtin_ia32_loaddqusi256_mask.
7181 (_mm256_maskz_loadu_epi32): Likewise.
7182 (_mm_mask_loadu_epi32): Pass const int * to
7183 __builtin_ia32_loaddqusi128_mask.
7184 (_mm_maskz_loadu_epi32): Likewise.
7185 (_mm256_mask_storeu_epi32): Pass int * to
7186 __builtin_ia32_storedqusi256_mask.
7187 (_mm_mask_storeu_epi32): Pass int * to
7188 __builtin_ia32_storedqusi128_mask.
7189 * config/i386/i386-builtin-types.def (PCSHORT): New.
7191 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
7192 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
7193 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
7194 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
7195 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
7196 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
7197 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
7198 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
7199 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
7200 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
7201 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
7202 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
7203 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
7204 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
7205 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
7206 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
7207 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
7208 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
7209 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
7210 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
7211 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
7212 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
7213 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
7214 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
7215 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
7216 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
7217 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
7218 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
7219 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
7220 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
7221 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
7222 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
7223 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
7224 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
7225 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
7226 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
7227 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
7228 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
7229 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
7230 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
7231 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
7232 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
7233 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
7234 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
7235 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
7236 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
7237 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
7238 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
7239 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
7241 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
7242 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
7244 (ix86_expand_vector_move_misalign): Likewise.
7245 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
7246 to scalar function prototype for unaligned load/store builtins.
7247 (ix86_expand_special_args_builtin): Updated.
7248 * config/i386/sse.md (UNSPEC_LOADU): Removed.
7249 (UNSPEC_STOREU): Likewise.
7250 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
7251 (VI_ULOADSTORE_F_AVX512VL): Likewise.
7252 (ssescalarsize): Handle V4TI, V2TI and V1TI.
7253 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
7254 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
7255 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
7256 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
7257 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
7258 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
7259 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
7260 (<avx512>_storedqu<mode>_mask): Likewise.
7261 (*sse4_2_pcmpestr_unaligned): Likewise.
7262 (*sse4_2_pcmpistr_unaligned): Likewise.
7263 (*mov<mode>_internal): Renamed to ...
7264 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
7265 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
7266 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
7267 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
7269 2016-04-19 Richard Biener <rguenther@suse.de>
7271 PR tree-optimization/70171
7272 * tree-ssa-phiprop.c: Include stor-layout.h.
7273 (phiprop_insert_phi): Handle the aggregate copy case.
7274 (propagate_with_phi): Likewise.
7276 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
7278 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
7279 instead of simplify_gen_subreg (... , 0).
7280 (ix86_delegitimize_address): Ditto.
7281 (ix86_split_divmod): Ditto.
7282 (ix86_split_copysign_const): Ditto.
7283 (ix86_split_copysign_var): Ditto.
7284 (ix86_expand_args_builtin): Ditto.
7285 (ix86_expand_round_builtin): Ditto.
7286 (ix86_expand_special_args_builtin): Ditto.
7287 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
7288 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
7289 (udivmodqi4): Ditto.
7290 (absneg splitters): Ditto.
7291 (*jcc_bt<mode>_1): Ditto.
7293 2016-04-19 Richard Biener <rguenther@suse.de>
7295 PR tree-optimization/70724
7296 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
7297 restoring out from ...
7298 (free_scc_vn): ... here.
7299 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
7300 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
7302 (pass_fre::execute): Restore SSA info.
7304 2016-04-19 Richard Biener <rguenther@suse.de>
7306 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
7307 * gimple-walk.c (walk_gimple_op): Initialize it.
7308 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
7309 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
7310 remapping SSA names of defs.
7311 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
7314 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
7317 * lra-constraints.c (equiv_substition_p): New.
7318 (process_alt_operands): Use it.
7319 (swap_operands): Swap it.
7320 (curr_insn_transform): Update it.
7322 2016-04-18 Michael Matz <matz@suse.de>
7324 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
7325 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
7326 * tree-core.h (tree_type_common.align): Use bit-field.
7327 (tree_type_common.spare): New.
7328 (tree_decl_common.off_align): Make smaller.
7329 (tree_decl_common.align): Use bit-field.
7331 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
7332 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
7333 (scan_sharing_clauses): Ditto.
7334 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
7335 (omp_finish_file): Ditto.
7336 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
7337 (layout_decl): Ditto.
7338 (relayout_decl): Ditto.
7339 (finalize_record_size): Use SET_TYPE_ALIGN.
7340 (finalize_type_size): Ditto.
7341 (finish_builtin_struct): Ditto.
7342 (layout_type): Ditto.
7343 (initialize_sizetypes): Ditto.
7344 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
7345 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
7346 (lookup_field_for_decl): Use SET_DECL_ALIGN.
7347 (get_chain_field): Ditto.
7348 (get_trampoline_type): Ditto.
7349 (get_nl_goto_field): Ditto.
7350 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
7352 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
7353 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
7354 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
7355 (build_qualified_type): Use SET_TYPE_ALIGN.
7356 (build_aligned_type, build_range_type_1): Ditto.
7357 (build_atomic_base): Ditto.
7358 (build_common_tree_nodes): Ditto.
7359 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
7360 (expand_one_stack_var_at): Ditto.
7361 * coverage.c (build_var): Use SET_DECL_ALIGN.
7362 * except.c (init_eh): Ditto.
7363 * function.c (assign_parm_setup_block): Ditto.
7364 * symtab.c (increase_alignment_1): Ditto.
7365 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
7366 * tree-vect-stmts.c (ensure_base_align): Ditto.
7367 * varasm.c (align_variable): Ditto.
7368 (assemble_variable): Ditto.
7369 (build_constant_desc): Ditto.
7370 (output_constant_def_contents): Ditto.
7372 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
7373 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
7374 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
7375 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
7376 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
7378 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
7381 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
7382 replace %vmovsd with "%vmovq".
7383 (vec_concatv2df): Likewise.
7385 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
7387 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
7388 (*vec_extractv2si_0): Ditto.
7389 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
7390 (zero_extended_scalar_load_operand splitters): Ditto.
7391 (vec_extract splitters): Ditto.
7392 (*vec_extractv4si_0_zext): Ditto.
7393 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
7395 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
7396 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
7397 (*sse4_1_extractps): Use lowpart_subreg.
7398 * config/i386/i386.md (x87 floatsplitter): Use gen_lowpart.
7400 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7402 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
7404 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
7405 Mention Solaris 11 packaging changes.
7406 Update gas and gld requirements.
7407 Remove reference to pre-Solaris 10 bug.
7408 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
7410 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
7413 2016-04-17 Jan Hubicka <jh@suse.cz>
7415 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
7416 max_loop_iterations_int.
7418 2016-04-18 Richard Biener <rguenther@suse.de>
7420 PR tree-optimization/43434
7421 * tree-ssa-structalias.c (struct vls_data): New.
7422 (visit_loadstore): Handle all pointer-based accesses.
7423 (compute_dependence_clique): Compute a bitmap of restrict tags
7424 assigned bases and pass it to visit_loadstore.
7426 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
7429 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
7430 armv8.1-a and armv8.1-a+crc.
7432 2016-04-18 Richard Biener <rguenther@suse.de>
7434 PR tree-optimization/70701
7435 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
7436 references after translating through a memcpy.
7438 2016-04-18 Richard Biener <rguenther@suse.de>
7440 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
7441 (compute_antic): ... here. For partial antic use regular
7442 postorder and scrap iteration.
7443 (compute_partial_antic_aux): Remove unused return value.
7444 (init_pre): Do not allocate postorder.
7445 (fini_pre): Do not free postorder.
7447 2016-04-18 Richard Biener <rguenther@suse.de>
7450 * expmed.c (extract_bit_field_1): Remove broken case
7451 using a wider MODE_INT mode.
7453 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
7455 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
7456 unless compiling with at least GCC-4.8.
7458 2016-04-17 Jan Hubicka <jh@suse.cz>
7461 * graphite.c (graphite_finalize): Update call to
7462 tree_estimate_probability.
7463 * predict.h (tree_estimate_probability): Update prototype.
7465 2016-04-17 Jan Hubicka <jh@suse.cz>
7467 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
7468 (tree_estimate_probability): Likewise.
7469 (pass_profile::execute): Update.
7470 (report_predictor_hitrates): New function.
7471 * profile.c (compute_branch_probabilities): Use it.
7472 * predict.h (report_predictor_hitrates): Declare.
7474 2016-04-17 Jan Hubicka <jh@suse.cz>
7477 * cgraph.h (cgraph_node::set_const_flag,
7478 cgraph_node::set_pure_flag): Update prototype to return bool;
7480 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
7481 of interposable symbol are interposable, too.
7482 (cgraph_set_const_flag_1): Rename to ...
7483 (set_const_flag_1): ... this one; change to self recursive function
7484 instead of call_for_symbol_thunks_and_aliases. Handle correctly
7485 clearnig the flag in all variants and also virtual thunks of const
7486 functions are pure; track if any change was done.
7487 (cgraph_node::set_const_flag): Update.
7488 (struct set_pure_flag_info): New struct.
7489 (cgraph_set_pure_flag_1): Rename to ...
7490 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
7491 rather than pointer encoded flags; track if any changes was done;
7492 handle correctly clearning flag and setting flag of aliases already
7494 (cgraph_node::set_pure_flag): Update.
7495 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
7497 2016-04-17 Tom de Vries <tom@codesourcery.com>
7500 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
7503 2016-04-17 Tom de Vries <tom@codesourcery.com>
7505 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
7506 '{}<> ' as escape-for-record.
7508 2016-04-17 Tom de Vries <tom@codesourcery.com>
7510 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
7513 2016-04-17 Tom de Vries <tom@codesourcery.com>
7516 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
7517 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
7518 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
7519 * passes.c (finish_optimization_passes): Only call
7520 finish_graph_dump_file if dfi->graph_dump_initialized.
7521 (execute_function_dump, pass_init_dump_file): Use
7522 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
7524 2016-04-17 Tom de Vries <tom@codesourcery.com>
7526 PR tree-optimization/70256
7527 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
7528 (debug_varmap): New function.
7530 2016-04-17 Tom de Vries <tom@codesourcery.com>
7533 * passes.c (pass_manager::register_pass): Propagate pflags.
7535 2016-04-17 Tom de Vries <tom@codesourcery.com>
7538 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
7539 * passes.c (pass_manager::pass_manager): Declare and init p_start in
7540 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
7541 check if it's equal to p_start.
7542 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
7544 2016-04-15 Jan Hubicka <jh@suse.cz>
7547 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
7548 function does not bind to current def.
7549 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
7550 handle conservatively calls to functions that does not need to bind
7552 (check_call): Update call of worse_state.
7553 (ignore_edge_for_nothrow): Update.
7554 (ignore_edge_for_pure_const): Likewise.
7555 (propagate_pure_const): Update calls to worse_state.
7556 (skip_function_for_local_pure_const): Reformat comments.
7558 2016-04-15 Jan Hubicka <jh@suse.cz>
7561 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
7562 (cgraph_node::function_symbol): Likewise.
7563 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
7564 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
7565 (symtab_node::ultimate_alias_target): Add REF parameter.
7566 (symtab_node::binds_to_current_def_p): Declare.
7567 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
7568 (cgraph_node::function_symbol): Likewise.
7569 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
7570 (cgraph_node::get_availability): Likewise.
7571 (cgraph_edge::binds_to_current_def_p): New inline function.
7572 (varpool_node::get_availability): Add REF parameter.
7573 (varpool_node::ultimate_alias_target): Likewise.
7574 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
7575 (symtab_node::binds_to_current_def_p): Likewise.
7576 * varpool.c (varpool_node::get_availability): Likewise.
7578 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
7581 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
7582 Fix mode size check.
7584 2016-04-15 Jakub Jelinek <jakub@redhat.com>
7586 * BASE-VER: Set to 7.0.0.
7588 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
7590 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
7592 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7594 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
7595 architecture revisions.
7597 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
7599 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
7600 * config/i386/i386.c (ix86_using_red_zone): No longer static.
7601 * config/i386/i386.md (stack decrement to push peepholes): Guard
7602 with !x86_using_red_zone ().
7604 2016-04-15 Jakub Jelinek <jakub@redhat.com>
7607 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
7608 to dump_generic_node.
7609 (NIY): Pass also flags to do_niy.
7611 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
7613 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
7614 (simd_clone_vector_of_formal_parm_types)
7615 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
7616 (simd_clone_mangle, simd_clone_create)
7617 (simd_clone_adjust_return_type, create_tmp_simd_array)
7618 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
7619 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
7620 (ipa_simd_modify_function_body, simd_clone_linear_addend)
7621 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
7622 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
7623 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
7624 * omp-simd-clone.c: ... this new file.
7625 (simd_clone_vector_of_formal_parm_types): Make it static.
7626 * Makefile.in (OBJS): Add omp-simd-clone.o.
7628 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
7631 * config/i386/sse.md: Use proper memory operand modifiers.
7634 2016-04-15 Richard Biener <rguenther@suse.de>
7635 Alan Modra <amodra@gmail.com>
7637 PR tree-optimization/70130
7638 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
7639 when alignment stays not the same and no not use the realign
7642 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
7645 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
7646 direct move handlers for KFmode. Change TFmode handlers test from
7647 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
7649 2016-04-14 Jakub Jelinek <jakub@redhat.com>
7652 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
7653 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
7654 (inlined_polymorphic_ctor_dtor_block_p): Use it.
7655 * tree-ssa-live.c (remove_unused_scope_block_p): When
7656 in_ctor_dtor_block, avoid discarding not just BLOCKs with
7657 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
7658 block_ultimate_origin is FUNCTION_DECL.
7659 (remove_unused_locals): If current_function_decl is
7660 polymorphic_ctor_dtor_p, pass initial true to
7661 remove_unused_scope_block_p' is_ctor_dtor_block.
7663 2016-04-14 Martin Sebor <msebor@redhat.com>
7668 * doc/extend.texi (Variable Length): Revert.
7670 2016-04-14 Marek Polacek <polacek@redhat.com>
7671 Jan Hubicka <hubicka@ucw.cz>
7674 * tree.c (verify_type): Disable the canonical type of main variant
7677 2016-04-14 Jason Merrill <jason@redhat.com>
7679 * cfgexpand.c, expr.c: Revert previous change.
7681 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
7684 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
7685 when building a mem ref for the incoming reduction variable.
7687 2016-04-14 Richard Biener <rguenther@suse.de>
7689 PR tree-optimization/70614
7690 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
7691 loop if the evolution dropped to chrec_dont_know.
7692 (interpret_condition_phi): Likewise.
7694 2016-04-14 Richard Biener <rguenther@suse.de>
7696 PR tree-optimization/70623
7697 * tree-ssa-pre.c (changed_blocks): Make global ...
7698 (compute_antic): ... local here. Move and fix worklist
7699 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
7700 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
7701 worklist handling, dump when ANTIC_IN changed.
7702 (compute_partial_antic_aux): Remove worklist handling.
7703 (init_pre): Do not compute post dominators. Add a comment about
7704 the CFG order chosen.
7705 (fini_pre): Do not free post dominators.
7707 2016-04-13 Martin Sebor <msebor@redhat.com>
7712 * doc/extend.texi (Variable Length): Document C++ specifics.
7714 2016-04-13 Jakub Jelinek <jakub@redhat.com>
7717 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
7718 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
7719 eh edges have been purged.
7722 * tree-sra.c (create_access_replacement,
7723 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
7725 * tree-pretty-print.c (dump_fancy_name): New function.
7726 (dump_decl_name, dump_generic_node): Use it.
7728 2016-04-13 Jason Merrill <jason@redhat.com>
7730 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
7731 * expr.c (expand_expr_real_1): Likewise.
7733 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
7735 * config/i386/i386.md (kunpckhi): Swap operands.
7736 (kunpcksi): Likewise.
7737 (kunpckdi): Likewise.
7738 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
7739 (vec_pack_trunc_<mode>): Likewise.
7741 2016-04-13 Jakub Jelinek <jakub@redhat.com>
7744 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
7747 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
7748 gimplification turns some element into non-constant.
7751 * rtl.h (convert_memory_address_addr_space_1): New prototype.
7752 * explow.c (convert_memory_address_addr_space_1): No longer static,
7753 add NO_EMIT argument and don't call convert_modes if true, pass
7754 it down recursively, remove break after return.
7755 (convert_memory_address_addr_space): Adjust caller.
7756 * simplify-rtx.c (simplify_unary_operation_1): Call
7757 convert_memory_address_addr_space_1 instead of convert_memory_address,
7758 if it returns NULL, don't simplify.
7760 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
7763 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
7765 2016-04-12 Jakub Jelinek <jakub@redhat.com>
7767 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
7768 Bump the upper SIMDLEN limits, so that if the return type or
7769 characteristic type if the return type is void can be passed in
7770 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
7773 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
7776 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
7777 Do not use "=" constraint on an input constraint.
7778 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
7779 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
7780 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
7781 generates (neg (abs ...)) instead of (abs ...).
7783 2016-04-12 Jakub Jelinek <jakub@redhat.com>
7785 PR rtl-optimization/70596
7786 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
7787 just invalidate LRA data and reset them. Adjust dump wording.
7789 2016-04-12 Martin Liska <mliska@suse.cz>
7792 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
7794 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
7796 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
7797 max_loop_iterations_int.
7798 (tree_unswitch_outer_loop): Likewise.
7799 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
7800 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
7802 2016-04-12 Tom de Vries <tom@codesourcery.com>
7804 PR tree-optimization/68756
7805 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
7806 instead of new_name.
7808 2016-04-12 Jakub Jelinek <jakub@redhat.com>
7810 PR tree-optimization/70602
7811 * tree-sra.c (generate_subtree_copies): Don't write anything into
7812 constant pool decls.
7814 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
7815 regardless whether there are depend clauses or not.
7817 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
7820 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
7821 target attribute and pragma from changing the -mfloat128
7822 and -mfloat128-hardware options.
7824 * doc/extend.texi (Additional Floating Types): Document PowerPC
7825 __float128 restrictions.
7827 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
7830 * config/aarch64/driver-aarch64.c
7831 (aarch64_get_extension_string_for_isa_flags): New.
7832 (arch_extension): Rename to...
7833 (aarch64_arch_extension): ...This.
7834 (ext_to_feat_string): Rename to...
7835 (aarch64_extensions): ...This.
7836 (aarch64_core_data): Keep track of architecture extension flags.
7837 (cpu_data): Rename to...
7838 (aarch64_cpu_data): ...This.
7839 (aarch64_arch_driver_info): Keep track of architecture extension
7841 (get_arch_name_from_id): Rename to...
7842 (get_arch_from_id): ...This, change return type.
7843 (host_detect_local_cpu): Update and reformat for renames, handle
7844 extensions through common infrastructure.
7846 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
7849 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
7850 track of a canonical flag name.
7851 (all_extensions): Likewise.
7852 (arch_to_arch_name): Also track extension flags enabled by the arch.
7853 (all_architectures): Likewise.
7854 (aarch64_parse_extension): Move to here.
7855 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
7857 (aarch64_rewrite_selected_cpu): Update for above change.
7858 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
7859 are handled, such that the single explicit value enabled by an
7860 extension is kept seperate from the implicit values it also enables.
7861 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
7863 (aarch64_parse_extension): New.
7864 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
7865 here to config/aarch64/aarch64-protos.h.
7866 (aarch64_parse_extension): Move from here to
7867 common/config/aarch64/aarch64-common.c.
7868 (aarch64_option_print): Update.
7869 (aarch64_declare_function_name): Likewise.
7870 (aarch64_start_file): Likewise.
7871 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
7872 the canonical flag for extensions.
7873 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
7876 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
7878 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
7881 2016-04-09 Tom de Vries <tom@codesourcery.com>
7883 PR tree-optimization/68953
7884 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
7885 first to last subscript.
7887 2016-04-09 Jakub Jelinek <jakub@redhat.com>
7889 PR tree-optimization/70586
7890 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
7893 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
7897 PR tree-optimization/70373
7901 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
7902 clauses for acc parallel reductions as necessary. Error on those
7904 * omp-low.c (scan_sharing_clauses): Don't install variables which
7905 are used in acc parallel reductions.
7906 (lower_rec_input_clauses): Remove dead code.
7907 (lower_oacc_reductions): Add support for reference reductions.
7908 (lower_reduction_clauses): Remove dead code.
7909 (lower_omp_target): Don't remap variables appearing in acc parallel
7911 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
7913 2016-04-08 Jakub Jelinek <jakub@redhat.com>
7916 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
7917 with multiple SSA_NAME defs, force the outputs other than first
7918 to be live before calling live_track_process_def on each output.
7920 PR rtl-optimization/70574
7921 * fwprop.c (forward_propagate_and_simplify): Don't add
7922 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
7923 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
7924 paradoxical subregs within *loc.
7926 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
7928 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
7929 -ftree-parallelize-loops={0,1}.
7930 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
7931 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
7932 * config/ia64/hpux.h (LIB_SPEC): Likewise.
7933 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
7934 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
7936 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
7939 * asan.c (instrument_derefs): If we get unknown location, extract it
7941 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
7943 2016-04-08 Tom de Vries <tom@codesourcery.com>
7945 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
7946 implicit firstprivate clause.
7948 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7951 * config/arm/thumb2.md (tst + branch-> lsls + branch
7952 peephole below *orsi_not_shiftsi_si): Require that condition
7953 register is dead after the peephole.
7954 (second peephole after the above): Likewise.
7956 2016-04-08 Alan Modra <amodra@gmail.com>
7959 * builtins.c (fold_builtin_classify): For IBM extended precision,
7960 look at just the high-order double to test for NaN.
7961 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
7962 test just the high double for Inf but both doubles for subnormal
7965 2016-04-07 Jakub Jelinek <jakub@redhat.com>
7967 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
7968 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
7969 node->simdclone->mask_mode != VOIDmode masks.
7970 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
7971 earlier, use it instead of node->simdclone.
7972 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
7973 Set clonei->mask_mode.
7975 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
7978 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
7979 Pass it through to cp_parser_already_scoped_statement.
7980 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
7981 it through to cp_parser_statement.
7982 (cp_parser_statement): Pass IF_P through to
7983 cp_parser_iteration_statement.
7984 (cp_parser_pragma): Adjust call to
7985 cp_parser_iteration_statement.
7987 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
7990 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
7991 resolve a future -Wparentheses warning.
7992 * omp-low.c (scan_sharing_clauses): Likewise.
7993 * tree-parloops.c (eliminate_local_variables): Likewise.
7995 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
7997 PR rtl-optimization/70398
7998 * lra-constraints.c (process_address_1): Check zero scale and code
7999 for reloading with zero scale.
8001 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
8003 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
8004 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
8006 2016-04-06 Jakub Jelinek <jakub@redhat.com>
8008 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
8009 Add support for AVX512F clones, include them by default for
8010 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
8011 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
8015 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
8016 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
8017 firstprivate clauses.
8018 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
8019 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
8020 (lower_omp_target): Set TREE_NO_WARNING for
8021 non-addressable possibly uninitialized vars which are copied into
8022 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
8024 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
8026 * config/pa/predicates.md (integer_store_memory_operand): Accept
8027 REG+D operands with a large offset when reload_in_progress is true.
8028 (floating_point_store_memory_operand): Likewise.
8030 2016-04-05 Jakub Jelinek <jakub@redhat.com>
8033 * match.pd (nested int casts): Limit to GIMPLE.
8035 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
8038 * ipa-devirt.c (maybe_record_node): Fix comment; use
8039 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
8041 2016-04-05 Jakub Jelinek <jakub@redhat.com>
8043 PR rtl-optimization/70542
8044 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
8045 if there are any uses other than insn or debug insns.
8047 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
8048 Jakub Jelinek <jakub@redhat.com>
8050 PR tree-optimization/70509
8051 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
8052 Shift HOST_WIDE_INT_1U instead of 1.
8054 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
8056 PR tree-optimization/70509
8057 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
8058 of the vector base type for index.
8060 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
8063 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
8065 2016-04-05 Richard Biener <rguenther@suse.de>
8067 PR tree-optimization/70526
8068 * tree-sra.c (build_ref_for_offset): Use prev_base to
8069 extract the alias pointer type.
8071 2016-04-05 Richard Biener <rguenther@suse.de>
8073 * dse.c (struct store_info): Remove alias_set member.
8074 (struct read_info_type): Likewise.
8075 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
8076 spill_deleted, clear_alias_set_lookup): Remove.
8077 (get_group_info): Remove dead base == NULL_RTX case.
8078 (dse_step0): Remove initialization of removed variables.
8079 (delete_dead_store_insn): Reomve alias set dumping.
8080 (free_read_records): Remove alias_set handling.
8081 (canon_address): Remove alias_set_out parameter.
8082 (record_store): Remove spill_alias_set, it's always zero.
8083 (check_mem_read_rtx): Likewise.
8084 (dse_step2): Rename from ...
8085 (dse_step2_nospill): ... this. Adjust.
8086 (scan_stores): Rename from ...
8087 (scan_stores_nospill): ... this.
8088 (scan_reads): Rename from ...
8089 (scan_reads_nospill): ... this.
8090 (scan_stores_spill, scan_reads_spill): Remove.
8091 (dse_step3_scan): Remove for_spills argument which is always false.
8092 (dse_step3): Likewise.
8093 (dse_step5): Rename from ...
8094 (dse_step5_nospill): ... this. Remove alias_set handling.
8095 (rest_of_handle_dse): Adjust.
8097 2016-04-05 Jakub Jelinek <jakub@redhat.com>
8100 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
8101 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
8102 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
8103 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
8105 2016-04-05 Richard Biener <rguenther@suse.de>
8108 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
8109 non-register type temporaries into SSA.
8111 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
8114 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
8115 calls when sanitizing.
8116 (possible_polymorphic_call_target_p): Fix formatting.
8118 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8119 Jakub Jelinek <jakub@redhat.com>
8122 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
8123 to ensure a call statement is compatible with a built-in's
8125 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
8128 2016-04-04 Richard Biener <rguenther@suse.de>
8130 PR rtl-optimization/70484
8131 * rtl.h (canon_output_dependence): Declare.
8132 * alias.c (canon_output_dependence): New function.
8133 * dse.c (record_store): Use canon_output_dependence rather
8134 than canon_true_dependence.
8136 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
8139 * cgraph.h (symtab_node::copy_visibility_from): New function.
8140 * symtab.c (symtab_node::copy_visibility_from): New function.
8141 * ipa-visibility.c (optimize_weakref): New function.
8142 (function_and_variable_visibility): Use it.
8144 2016-04-04 Martin Liska <mliska@suse.cz>
8147 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
8148 value that is really in range handled by SBR instruction.
8149 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
8150 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
8151 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
8153 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
8157 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
8158 set, but not for SP_REG operands.
8160 2016-04-02 Martin Sebor <msebor@redhat.com>
8163 * fold-const.c (maybe_nonzero_address): New function.
8164 (fold_comparison): Call it. Fold equality and relational
8165 expressions involving null pointers.
8166 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
8168 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
8170 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
8171 the "Y" constraint (scalar FP 0.0 immediate).
8173 * config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
8174 Add the "const_double" to the list of operand constraints.
8176 2016-04-01 Jakub Jelinek <jakub@redhat.com>
8178 PR rtl-optimization/70467
8179 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
8180 If low word of the last operand is 0, just emit addition/subtraction
8183 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8186 * config/s390/s390.c (s390_expand_insv): Check for everything
8187 constant instead of just VOIDmode stuff.
8189 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8192 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
8194 2016-04-01 Nathan Sidwell <nathan@acm.org>
8196 * tree.def (TRY_CATCH_EXPR): Correct documentation.
8198 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
8200 PR rtl-optimization/70461
8201 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
8204 2016-03-31 Martin Liska <mliska@suse.cz>
8207 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
8208 a tree value or an immediate integer value to a buffer
8209 that is eventually copied to a BRIG section.
8210 (emit_immediate_operand): Call the function here.
8211 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
8212 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
8213 of class' fields that are removed.
8214 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
8215 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
8216 m_brig_repr_size fields.
8218 2016-03-31 Martin Liska <mliska@suse.cz>
8221 * hsa-gen.c (hsa_function_representation::update_dominance): New
8223 (convert_addr_to_flat_segment): Likewise.
8224 (gen_hsa_memory_set): New alignment argument.
8225 (gen_hsa_ctor_assignment): Likewise.
8226 (gen_hsa_insns_for_single_assignment): Provide alignment
8227 to gen_hsa_ctor_assignment.
8228 (gen_hsa_insns_for_direct_call): Add new argument.
8229 (expand_lhs_of_string_op): New function.
8230 (expand_string_operation_builtin): Likewise.
8231 (expand_memory_copy): New function.
8232 (expand_memory_set): New function.
8233 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
8234 (convert_switch_statements): Change signature.
8235 (generate_hsa): Use a return value of the function.
8236 (pass_gen_hsail::execute): Do not call
8237 convert_switch_statements here.
8238 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
8239 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
8240 (hsa_function_representation::update_dominance): New function.
8242 2016-03-31 Martin Liska <mliska@suse.cz>
8245 * hsa-brig.c (emit_directive_variable): Emit alignment
8246 according to hsa_symbol::m_align.
8247 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
8248 (dump_hsa_symbol): Dump alignment of HSA symbols.
8249 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
8250 (gen_hsa_addr_with_align): New function.
8251 (hsa_bitmemref_alignment): Use newly added function.
8252 (gen_hsa_insns_for_load): Likewise.
8253 (gen_hsa_insns_for_store): Likewise.
8254 (gen_hsa_memory_copy): New argument added.
8255 (gen_hsa_insns_for_single_assignment): Respect
8256 alignment for assignments processed via gen_hsa_memory_copy.
8257 (gen_hsa_insns_for_direct_call): Likewise.
8258 (gen_hsa_insns_for_return): Likewise.
8259 (gen_function_def_parameters): Set default alignment.
8260 * hsa.c (hsa_object_alignment): New function.
8261 (hsa_byte_alignment): Pasted function.
8262 * hsa.h (hsa_symbol::m_align): New field.
8264 2016-03-31 Bin Cheng <bin.cheng@arm.com>
8266 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
8267 scratch field for goto case.
8269 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
8271 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
8273 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
8276 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
8277 (scalar_chain::convert_insn): Call convert_op for reg
8278 moves to handle undefined registers.
8280 2016-03-31 Nathan Sidwell <nathan@acm.org>
8283 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
8284 Assert we don't want to move backwards.
8286 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
8289 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
8291 2016-03-31 Jakub Jelinek <jakub@redhat.com>
8293 PR rtl-optimization/70460
8294 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
8295 with operand from REG_LABEL_OPERAND, instead substitute
8296 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
8297 Don't do anything for REG_NON_LOCAL_GOTO jumps.
8299 2016-03-31 Martin Liska <mliska@suse.cz>
8301 * passes.c (execute_one_pass): Do not call
8302 todo_after for a discarded function.
8304 2016-03-31 Bin Cheng <bin.cheng@arm.com>
8306 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
8307 (no_cost, infinite_cost): Initialize the new field.
8308 (get_computation_cost_at): Record setup cost.
8309 (determine_use_iv_cost_address): Skip cost computation for sub
8310 uses if we can estimate it without losing accuracy.
8312 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
8314 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
8316 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
8317 max_loop_iterations_int.
8318 (tree_unswitch_outer_loop): Likewise.
8319 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
8320 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
8322 2016-03-30 Richard Biener <rguenther@suse.de>
8325 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
8327 2016-03-30 Jakub Jelinek <jakub@redhat.com>
8330 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
8331 in gen_blendm expander.
8333 2016-03-30 Nick Clifton <nickc@redhat.com>
8336 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
8337 case where we are already provided with an SImode SUBREG.
8339 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
8342 * config/i386/i386.c (ix86_expand_epilogue): Properly check
8343 conflict between DRAP register and __builtin_eh_return.
8345 2016-03-30 Michael Matz <matz@suse.de>
8346 Richard Biener <rguenther@suse.de>
8349 * ipa-polymorphic-call.c (struct type_change_info): Change
8350 speculative to an unsigned allowing to limit the work we do.
8351 (csftc_abort_walking_p): New inline function..
8352 (check_stmt_for_type_change): Limit the number of may-defs
8353 skipped for speculative devirtualization to
8354 max-speculative-devirt-maydefs.
8355 * params.def (max-speculative-devirt-maydefs): New param.
8356 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
8358 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
8361 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
8364 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
8366 PR tree-optimization/59124
8367 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
8368 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
8370 2016-03-29 Jeff Law <law@redhat.com>
8372 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
8374 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
8376 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
8379 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
8381 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
8382 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
8383 gcrt0.o if linking dynamically.
8385 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
8388 * ipa-devirt.c (methods_equal_p): New function.
8389 (compare_virtual_tables): Use it.
8390 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
8391 * cgraphclones.c (clone_function_name_1): Use
8392 symbol_table::symbol_suffix_separator.
8393 * coverage.c (build_var): Likewise.
8394 * symtab.c (symbol_table::symbol_suffix_separator): New.
8396 2016-03-29 Jakub Jelinek <jakub@redhat.com>
8398 PR rtl-optimization/70429
8399 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
8400 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
8401 mode != result_mode.
8404 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
8406 PR tree-optimization/70405
8407 * ssa-iterators.h (num_imm_uses): Add missing braces.
8409 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
8411 PR rtl-optimization/68695
8412 * ira-color.c (allocno_copy_cost_saving): New.
8413 (improve_allocation): Use it.
8415 2016-03-29 Richard Henderson <rth@redhat.com>
8418 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
8420 2016-03-29 Richard Biener <rguenther@suse.de>
8423 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
8424 use alignment returned by get_pointer_alignment_1 if it is
8425 bigger than BITS_PER_UNIT.
8426 * builtins.c (get_pointer_alignment_1): Do not return true
8427 for alignment extracted from SSA info.
8429 2016-03-28 James Bowman <james.bowman@ftdichip.com>
8431 * config/ft32/ft32.opt (mnodiv): New.
8432 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
8433 * doc/invoke.texi (FT32 Options -mnodiv): New.
8435 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
8438 * config/i386/i386.md (define_split, andn): Fix modes.
8440 2016-03-26 Richard Biener <rguenther@suse.de>
8441 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
8444 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
8446 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
8447 as 2nd argument to cl_optimization_restore().
8449 2016-03-25 Richard Henderson <rth@redhat.com>
8452 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
8453 * config/aarch64/aarch64-protos.h: Declare it.
8454 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
8456 2016-03-25 Alan Modra <amodra@gmail.com>
8459 * config/rs6000/constraints.md (j): Simplify.
8460 * config/rs6000/predicates.md (easy_fp_constant): Exclude
8462 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
8463 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
8464 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
8465 in all constraint alternatives.
8466 (movtd_64bit_nodm): Delete "j" constraint alternative.
8468 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
8470 * tree-ssa-propagate.c: Enhance docs for
8471 SSA_PROP_NOT_INTERESTING.
8473 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
8475 * doc/extend.texi: Fix typo in documentation to pure attribute.
8477 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
8480 * config/pa/pa.md (bswapdi2): Use a scratch register.
8482 2016-03-24 Richard Henderson <rth@redhat.com>
8485 * fold-const.c (extract_muldiv_1): Correct test for multiplication
8488 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
8490 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
8491 using ix86_expand_binary_operator instead of gen_andsi3.
8493 2016-03-24 Richard Biener <rguenther@suse.de>
8495 PR tree-optimization/70396
8496 * tree-vect-stmts.c (vectorizable_comparison): Use
8497 get_vectype_for_scalar_type.
8499 2016-03-24 Richard Biener <rguenther@suse.de>
8502 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
8503 with register bases.
8505 2016-03-24 Richard Biener <rguenther@suse.de>
8507 PR tree-optimization/70372
8508 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
8509 build_all_ones_cst to also handle vector types correctly.
8511 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
8514 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
8517 2016-03-23 Marek Polacek <polacek@redhat.com>
8520 * doc/invoke.texi: Document -Wignored-attributes.
8522 2016-03-23 Bin Cheng <bin.cheng@arm.com>
8524 PR tree-optimization/69042
8525 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
8526 parameter from 30 to 40.
8528 2016-03-23 Bin Cheng <bin.cheng@arm.com>
8530 PR tree-optimization/69042
8531 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
8532 for use with constant offset stripped in base.
8534 2016-03-23 Richard Biener <rguenther@suse.de>
8537 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
8538 mode compatibility check.
8539 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
8541 2016-03-23 Jeff Law <law@redhat.com>
8543 PR tree-optimization/64058
8544 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
8546 (struct ssa_conflicts): Move up earlier in the file.
8547 (conflicts_, var_map_): New static variables.
8548 (initialize_conflict_count): New function to initialize the
8549 CONFLICT_COUNT field for each conflict pair.
8550 (compare_pairs): Lazily initialize the conflict count and use it
8551 as the first tie-breaker.
8552 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
8553 and wipe conflicts_ and map_ around the call to qsort. Remove
8554 special case for 2 coalesce pairs.
8555 * bitmap.c (bitmap_count_unique_bits): New function.
8556 (bitmap_count_bits_in_word): New function, extracted from
8558 (bitmap_count_bits): Use bitmap_count_bits_in_word.
8559 * bitmap.h (bitmap_count_unique_bits): Declare it.
8561 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
8564 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
8565 transparent alias chain for decl assembler name.
8566 * config/sol2.c (solaris_assemble_visibility): Likewise.
8568 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8570 * config/arm/arm1020e.md (1020call_op): Reduce reservation
8572 (v10_fdivs): Likewise.
8573 (v10_fdivd): Likewise.
8575 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8578 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
8579 to not call fclose twice on file.
8581 2016-03-23 Jakub Jelinek <jakub@redhat.com>
8583 PR tree-optimization/70354
8584 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
8585 oprnd0 is wider than oprnd1 and there is a cast from the wider
8586 type to oprnd1, mask it with the mask of the narrower type.
8589 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
8590 Optimize TARGET_STV splitters, if high or low word of last argument
8593 2016-03-22 Jeff Law <law@redhat.com>
8596 tree-ssa-threadbackward.c
8597 (fsm_find_control_statement_thread_paths): Correctly distinguish
8598 between old style jump threads vs FSM jump threads.
8600 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
8603 * config/i386/i386.c (scalar_chain::convert_op): Support
8604 uninitialized register usage case.
8606 2016-03-22 Richard Biener <rguenther@suse.de>
8609 * genmatch.c (gen_transform): Adjust last parameter to a three-state
8611 (capture::gen_transform): ... to change behavior when substituting
8612 a condition into cond or not-cond expr context.
8613 (dt_simplify::gen_1): Adjust.
8614 * gimple-match-head.c: Include gimplify.h for unshare_expr.
8615 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
8616 last change and instead change to
8617 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
8618 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
8620 2016-03-22 Anthony Green <green@moxielogic.com>
8622 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
8623 issue for moxiebox targets.
8624 (CC1PLUS_SPEC): Ditto.
8626 2016-03-22 Richard Biener <rguenther@suse.de>
8629 * fold-const.c (extract_muldiv_1): Properly perform multiplication
8632 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
8634 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
8636 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
8639 * config/i386/i386.c (def_builtin): Handle
8640 OPTION_MASK_ISA_AVX512VL to be and-ed with other
8642 (const struct builtin_description bdesc_special_args[]):
8643 Remove duplicate ISA bits.
8645 2016-03-22 Jakub Jelinek <jakub@redhat.com>
8648 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
8649 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
8650 in a way that works also for AVX512BW.
8653 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
8654 instead of source if operands[1] is xmm16 and above and
8655 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
8656 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
8659 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
8660 on assign if (*from_p) is a comparison, set it to
8661 TREE_NO_WARNING (*from_p).
8663 2016-03-21 Jakub Jelinek <jakub@redhat.com>
8666 * lra.c (restore_scratches): Ignore deleted insns.
8668 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
8669 Jakub Jelinek <jakub@redhat.com>
8671 PR tree-optimization/70317
8672 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
8675 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
8678 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
8679 of ix86_expand_move.
8681 (movti): Use general_operand for operand 1 predicate.
8683 2016-03-21 Martin Liska <mliska@suse.cz>
8685 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
8687 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
8689 2016-03-21 Martin Liska <mliska@suse.cz>
8692 * ipa-icf.c (sem_function::parse): Skip static
8693 constructors and destructors.
8695 2016-03-21 Jakub Jelinek <jakub@redhat.com>
8698 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
8699 function-like macro, peek following token(s) if it is followed
8700 by CPP_OPEN_PAREN token with optional padding in between, and
8701 if not, don't treat it like a macro.
8703 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
8704 Alexander Monakov <amonakov@ispras.ru>
8706 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
8707 for the stabs debug format.
8709 2016-03-21 Richard Biener <rguenther@suse.de>
8711 PR tree-optimization/70310
8712 * tree-vect-generic.c (expand_vector_condition): Fold the built
8715 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
8718 * config/i386/sse.md: (define_insn "*vec_dup<mode>"/AVX2):
8719 Block third alternative for AVX-512VL target,
8721 2016-03-21 Martin Liska <mliska@suse.cz>
8724 * hsa-brig.c (emit_function_directives): Mark unemitted
8725 global variables for emission.
8726 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
8727 (get_symbol_for_decl): Likewise.
8728 * hsa.h (struct hsa_symbol): New flag.
8730 2016-03-21 Richard Biener <rguenther@suse.de>
8732 PR tree-optimization/70288
8733 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
8734 we do not estimate unsimplified all-constant conditionals or
8735 switches as optimized away.
8737 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
8739 PR rtl-optimization/69102
8740 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
8741 when we have a readonly dependency context.
8743 2016-03-18 Jeff Law <law@redhat.com>
8745 PR rtl-optimization/70263
8746 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
8747 (update_equiv_regs): When trying to move a store to after the insn
8748 that sets the source of the store, make sure the store occurs after
8749 the insn that sets the source of the store. When successful note
8750 the REG_EQUIV note created in the dump file.
8752 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
8753 Bernd Schmidt <bschmidt@redhat.com>
8755 * doc/extend.texi: Document more potential problems with basic asms.
8757 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
8759 PR rtl-optimization/70278
8760 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
8763 2016-03-18 Jason Merrill <jason@redhat.com>
8765 * calls.c (load_register_parameters): Fix zero size sibcall logic.
8767 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
8769 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
8770 values to 128b regs.
8772 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
8774 PR tree-optimization/70252
8775 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
8776 boolean vector has a proper number of elements.
8777 (supportable_narrowing_operation): Likewise.
8779 2016-03-18 Tom de Vries <tom@codesourcery.com>
8782 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
8784 2016-03-18 Jakub Jelinek <jakub@redhat.com>
8786 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
8787 instead of replace_rtx for DEBUG_INSNs.
8789 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
8791 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
8792 load type reservations.
8794 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
8797 * config/pa/constraints.md: Revert 2015-02-13 change. Use
8798 define_constraint for "Q" and "T" constraints.
8800 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
8802 Tweak the pipeline model for Exynos M1
8804 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
8807 2016-03-17 David Malcolm <dmalcolm@redhat.com>
8810 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
8811 where one or both locations aren't within a line_map.
8813 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
8816 * opts.c (finish_options): Don't set flag_pie to the default if
8817 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
8820 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
8822 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
8823 true as ALL_REGS argument to replace_rtx.
8825 2016-03-17 Richard Biener <rguenther@suse.de>
8828 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
8831 2016-03-17 Jakub Jelinek <jakub@redhat.com>
8834 * rtl.h (replace_rtx): Add ALL_REGS argument.
8835 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
8836 equality and assert mode is the same, instead of just rtx pointer
8838 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
8839 true as ALL_REGS argument to replace_rtx.
8841 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
8843 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
8844 for boolean vector with vector mode only.
8845 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
8847 2016-03-17 Nick Clifton <nickc@redhat.com>
8850 * config/rx/rx.c (rx_print_integer): Print negative constants in
8853 2016-03-17 Jakub Jelinek <jakub@redhat.com>
8856 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
8858 2016-03-16 Richard Henderson <rth@redhat.com>
8859 Richard Biener <rguenth@suse.de>
8864 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
8865 first operand as is_gimple_condexpr.
8870 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
8871 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
8872 Do not gimplify the result.
8873 (do_unop): Adjust call to tree_vec_extract.
8874 (do_binop): Likewise.
8875 (do_compare): Likewise.
8876 (do_plus_minus): Likewise.
8877 (do_negate): Likewise.
8878 (expand_vector_condition): Likewise.
8879 (do_cond): Likewise.
8881 2016-03-16 Richard Henderson <rth@redhat.com>
8884 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
8885 (aarch64_classify_address): Use it.
8886 (aarch64_legitimize_address): Force all subexpressions of PLUS
8887 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
8889 2016-03-16 Jakub Jelinek <jakub@redhat.com>
8890 Richard Biener <rguenth@suse.de>
8893 * rtlanal.c (replace_rtx): For REG, if from is a REG,
8894 return to even if only REGNO is equal, and assert
8897 2016-03-11 Jeff Law <law@redhat.com>
8899 PR rtl-optimization/70224
8900 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
8902 2016-03-16 Richard Henderson <rth@redhat.com>
8905 * function.h (struct function): Add has_forced_label_in_static.
8906 * gimplify.c (force_labels_r): Set it.
8907 * lto-streamer-in.c (input_struct_function_base): Read it.
8908 * lto-streamer-out.c (output_struct_function_base): Write it.
8909 * tree-inline.c (has_label_address_in_static_1): Remove.
8910 (copy_forbidden): Remove fndecl parameter; test
8911 has_forced_label_in_static.
8912 (inline_forbidden_p): Update call to copy_forbidden.
8913 (tree_versionable_function_p): Likewise.
8914 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
8915 (chkp_versioning): Likewise.
8916 * tree-inline.h (copy_forbidden): Update decl.
8918 2016-03-16 Marek Polacek <polacek@redhat.com>
8921 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
8922 function being thunked if the result type doesn't have fixed size.
8923 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
8924 doesn't have fixed size.
8926 2016-03-16 Bin Cheng <bin.cheng@arm.com>
8928 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
8929 reporting malformed loop nest.
8931 2016-03-16 Tom de Vries <tom@codesourcery.com>
8934 * ipa-devirt.c (possible_polymorphic_call_targets): Move
8935 nodes.length () == 1 test to before first nodes[0] access.
8937 2016-03-16 Tom de Vries <tom@codesourcery.com>
8939 PR tree-optimization/68715
8940 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
8943 2016-03-16 Tom de Vries <tom@codesourcery.com>
8945 PR tree-optimization/68809
8946 * graphite-scop-detection.c (same_close_phi_node): Test if result types
8949 2016-03-16 Carlos O'Donell <carlos@redhat.com>
8950 Sandra Loosemore <sandra@codesourcery.com>
8952 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
8953 on leaf attribute. Mention ELF interposition problems.
8955 2016-03-16 Alan Modra <amodra@gmail.com>
8957 PR rtl-optimization/69195
8958 PR rtl-optimization/47992
8959 * ira.c (indirect_jump_optimize): Ignore artificial defs.
8962 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
8965 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
8967 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
8969 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
8971 2016-03-15 Jakub Jelinek <jakub@redhat.com>
8973 PR rtl-optimization/70222
8974 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
8975 optimization if mode is different from result_mode, queue up masking
8976 of the result in outer_op. Formatting fix.
8979 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
8982 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
8984 PR rtl-optimization/69032
8985 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
8986 looping backwards over basic block insns.
8988 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
8991 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
8992 to non-speculative when propagating trap bits.
8994 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
8996 PR rtl-optimization/63384
8997 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
9000 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
9003 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
9004 factored out from ...
9005 (sched_analyze_insn): ... here.
9006 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
9007 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
9008 get_implicit_reg_pending_clobbers in it.
9009 (setup_id_reg_sets): Use setup_id_implicit_regs.
9010 (deps_init_id): Ditto.
9012 2016-03-15 Tom de Vries <tom@codesourcery.com>
9015 * cgraph.c (cgraph_node::get_body): Save, reset and restore
9017 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
9018 execute_function_dump.
9019 (execute_one_pass): Don't dump function if it will be dumped after ipa
9022 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
9024 * genrecog.c (match_pattern_2): If pred is NULL don't call
9025 safe_predicate_mode on it.
9027 2016-03-14 Jakub Jelinek <jakub@redhat.com>
9030 * lra-constraints.c (delete_move_and_clobber): Change assertion
9031 to also allow dregno == 0.
9033 2016-03-14 Richard Henderson <rth@redhat.com>
9036 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
9037 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
9038 (reassociate_bb): Use optimize_vec_cond_expr; avoid
9039 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
9042 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
9045 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
9047 (lra_create_live_ranges_1): initialize hard register biggest_mode to
9049 * lra-constraints.c (split_reg): For hard regs, try to find the
9050 biggest single-register mode used in the function.
9052 2016-03-14 Richard Biener <rguenther@suse.de>
9054 PR tree-optimization/56365
9055 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
9056 constants to compare against.
9058 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
9061 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
9062 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
9063 (define_split for the GPR case): Use int_reg_operand instead of
9064 gpc_reg_operand for the output.
9066 2016-03-14 Tom de Vries <tom@codesourcery.com>
9068 PR tree-optimization/70045
9069 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
9070 create_empty_if_region_on_edge argument.
9072 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
9074 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
9075 (STACK_CHECK_PROTECT): Likewise.
9076 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
9077 (STACK_CHECK_PROTECT): Likewise.
9078 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
9079 (STACK_CHECK_PROTECT): Likewise.
9080 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
9081 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
9082 (STACK_CHECK_PROTECT): Likewise.
9084 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
9086 PR rtl-optimization/69307
9087 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
9088 registers in modes that span more than one register.
9090 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
9093 * lra-constraints.c (delete_move_and_clobber): New.
9094 (remove_inheritance_pseudos): Use it.
9096 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
9099 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
9100 the libcall is LCT_THROW.
9101 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
9102 for the checking routine.
9104 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
9107 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
9108 optimization if we have direct move.
9109 (roundu32<mode>2_fprs): Likewise.
9111 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
9114 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
9116 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
9117 Arguments swapped. All callers changed. Take reg_renumber into
9118 account, and Calculate and compare register ranges for hard regs.
9120 2016-03-11 Jeff Law <law@redhat.com>
9122 PR tree-optimization/70190
9123 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
9124 Handle cases where we can not extract the taken edge, even though we
9125 found a constant value.
9127 PR tree-optimization/64058
9128 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
9129 (num_coalesce_pairs): Move up earlier in file.
9130 (find_coalesce_pair): Initialize the INDEX field for each pair
9132 (compare_pairs): No longer sort on the elements in each pair.
9133 Instead break ties with the index of the coalesce pair.
9135 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9138 * config/aarch64/aarch64-protos.h
9139 (aarch64_save_restore_target_globals): New prototype.
9140 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
9141 Call the above when popping pragma.
9142 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
9144 (aarch64_set_current_function): Rewrite using the above.
9146 2016-03-11 Jakub Jelinek <jakub@redhat.com>
9148 PR tree-optimization/70177
9149 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
9150 (extract_ops_from_tree): ... this. In the 2 argument
9151 overload remove _1 suffix.
9152 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
9153 (extract_ops_from_tree): ... this.
9154 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
9156 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
9157 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
9158 extract_ops_from_tree instead of 2 operand one.
9160 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
9162 PR tree-optimization/70013
9163 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
9164 for constant-pool entries.
9166 2016-03-11 Jakub Jelinek <jakub@redhat.com>
9168 PR rtl-optimization/70174
9169 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
9170 followed by gen_lowpart on force_reg instead of just gen_lowpart.
9172 PR tree-optimization/70169
9173 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
9174 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
9177 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
9178 Jakub Jelinek <jakub@redhat.com>
9181 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
9182 of uninitialized values.
9184 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9186 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
9188 ("*trunctddd2"): New pattern definition.
9189 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
9192 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9194 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
9195 definitions for BFP and DFP rounding modes.
9196 ("fixuns_truncdddi2", "fixuns_trunctddi2")
9197 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
9198 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
9199 ("fix_trunctf<mode>2"): Use the new constants instead of magic
9202 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9204 * config/s390/constraints.md: Adjust comment.
9205 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
9206 s390_decompose_addrstyle_without_index.
9207 * config/s390/predicates.md (shift_count_or_setmem_operand):
9208 Rename to setmem_operand.
9209 * config/s390/s390-protos.h
9210 (s390_decompose_shift_count): Rename to
9211 s390_decompose_addrstyle_without_index.
9212 * config/s390/s390.c (s390_decompose_shift_count)
9213 (s390_mem_constraint, print_shift_count_operand)
9214 (print_operand_address, print_operand): Rename
9215 s390_decompose_shift_count to
9216 s390_decompose_addrstyle_without_index and rename
9217 print_shift_count_operand to print_addrstyle_operand troughout the
9219 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
9220 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
9221 Rename shift_count_or_setmem_operand to setmem_operand.
9222 * config/s390/vx-builtins.md ("vec_insert<mode>")
9223 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
9226 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9229 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
9230 Handle overlapping retval and newval.
9232 2016-03-10 Nick Clifton <nickc@redhat.com>
9235 * config/aarch64/aarch64.c
9236 (aarch64_override_options_after_change_1): When forcing
9237 flag_omit_frame_pointer to be true, use a special value that can
9238 be detected if this function is called again, thus preventing
9239 flag_omit_leaf_frame_pointer from being forced to be false.
9241 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9243 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
9244 Set x_flag_omit_leaf_frame_pointer when handling
9245 -momit-leaf-frame-pointer.
9247 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
9250 * cgraph.c (cgraph_node::dump): Dump split_part and
9251 indirect_call_target.
9252 * cgraph.h (cgraph_node): Add indirect_call_target flag.
9253 * ipa.c (has_addr_references_p): Cleanup.
9254 (is_indirect_call_target_p): New.
9255 (walk_polymorphic_call_targets): Do not mark virtuals that may be
9256 called indirectly as local.
9257 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
9259 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
9262 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
9263 on cxa_pure_virtual.
9265 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
9268 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
9270 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
9273 * tree.c (need_assembler_name_p): Only record main variant type names.
9275 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
9278 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
9279 Always define to 0 or 1.
9280 (TARGET_FIX_ERR_A53_843419): New macro.
9281 * config/aarch64/aarch64-elf-raw.h
9282 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
9283 * config/aarch64/aarch64-linux.h: Likewise.
9284 * config/aarch64/aarch64.c
9285 (aarch64_override_options_after_change_1): Do not default
9286 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
9288 (aarch64_attributes): Handle fix-cortex-a53-843419.
9289 (aarch64_can_inline_p): Likewise.
9290 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
9292 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
9293 Jakub Jelinek <jakub@redhat.com>
9295 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
9296 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
9297 DECL_COMMONS if flag_unconstrained_commons is set.
9298 * tree-dfa.c (get_ref_base_and_extent): Likewise.
9299 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
9300 (funconstrained-commons): Document.
9302 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
9304 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
9305 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
9307 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
9309 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
9310 has a proper number of elements.
9312 2016-03-10 Alan Modra <amodra@gmail.com>
9314 PR rtl-optimization/69195
9315 PR rtl-optimization/47992
9316 * ira.c (recorded_label_ref): Delete.
9317 (update_equiv_regs): Return void.
9318 (indirect_jump_optimize): New function.
9319 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
9320 before regstat_compute_ri. Don't rebuild_jump_labels here.
9321 Delete update_regstat.
9323 2016-03-10 Richard Biener <rguenther@suse.de>
9325 PR tree-optimization/70128
9326 * tree-ssa-structalias.c (set_uids_in_ptset): Set
9327 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
9329 2016-03-09 Jakub Jelinek <jakub@redhat.com>
9331 PR tree-optimization/70152
9332 * tree-sra.c (replace_removed_params_ssa_names): Copy over
9333 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
9336 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
9337 instead of gen_sse2_loadlpd.
9338 * config/i386/sse.md (*vec_concatv2df): Rename to...
9339 (vec_concatv2df): ... this.
9341 PR tree-optimization/70127
9342 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
9344 2016-03-09 David Malcolm <dmalcolm@redhat.com>
9348 * diagnostic-show-locus.c (compatible_locations_p): New function.
9349 (layout::layout): Sanitize ranges using compatible_locations_p.
9351 2016-03-09 David Malcolm <dmalcolm@redhat.com>
9355 * diagnostic-show-locus.c (layout_range::layout_range): Replace
9356 location_range param with three const expanded_locations * and a
9358 (layout::layout): Replace call to
9359 rich_location::lazily_expand_location with get_expanded_location.
9360 Extract the range and perform location expansion here, passing
9361 the results to the layout_range ctor.
9362 * diagnostic.c (source_range::debug): Delete.
9363 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
9364 of rich_location::get_expanded_location.
9365 * gcc-rich-location.c (get_range_for_expr): Delete.
9366 (gcc_rich_location::add_expr): Reimplement to avoid the
9367 rich_location::add_range overload that took a location_range,
9368 passing a location_t instead.
9370 2016-03-09 Richard Biener <rguenther@suse.de>
9371 Jakub Jelinek <jakub@redhat.com>
9373 PR tree-optimization/70138
9374 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
9375 Also skip vect_double_reduction_def.
9377 2016-03-09 Jakub Jelinek <jakub@redhat.com>
9380 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
9381 if the operand is "m".
9383 2016-03-09 Nathan Sidwell <nathan@acm.org>
9385 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
9387 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
9389 * config/i386/i386.c (processor_target_table): Fix cost table
9390 intialization order for znver1.
9392 2016-03-08 Jakub Jelinek <jakub@redhat.com>
9394 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
9395 - becuase -> because.
9396 * ipa-reference.c (ignore_module_statics): Likewise.
9397 * cgraph.c (cgraph_node::get_body): Likewise.
9398 * ipa-inline.c (early_inliner): Likewise.
9399 * ipa-devirt.c (types_same_for_odr): Likewise.
9400 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
9401 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
9403 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9405 * tree-ssa-math-opts.c: Fix typo in comment.
9407 2016-03-08 Jakub Jelinek <jakub@redhat.com>
9410 * config/i386/i386.c (scalar_chain::make_vector_copies,
9411 scalar_chain::convert_reg): Call end_sequence in between
9412 get_insns and emit_conversion_insns rather than after both
9415 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
9418 * config/i386/i386.h (machine_function): Add
9419 pc_thunk_call_expanded flag.
9420 (ix86_pc_thunk_call_expanded): New define.
9421 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
9422 (*set_got): Rename insn pattern from set_got.
9423 (*set_got_labelled): Rename inst pattern from set_got_labelled.
9424 * config/i386/i386.c (ix86_compute_frame_layout): Use
9425 ix86_pc_thunk_call_expanded to prevent red-zone.
9427 2016-03-07 Martin Jambor <mjambor@suse.cz>
9429 * hsa.h (hsa_get_ctor_statements): Declare.
9430 (hsa_get_dtor_statements): Likewise.
9431 (hsa_get_kernel_dispatch_type): Likewise.
9432 * hsa.c (hsa_get_ctor_statements): New function.
9433 (hsa_get_dtor_statements): Likewise.
9434 (hsa_get_kernel_dispatch_type): Likewise.
9435 * hsa-brig.c (hsa_cdtor_statements): Removed.
9436 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
9437 hsa_get_dtor_statements.
9438 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
9439 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
9441 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
9443 * config/arm/arm-cores.def (cortex-r8): New.
9444 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
9445 * config/arm/arm-tune.md: Likewise.
9446 * doc/invoke.texi: Add cortex-r8 to list of cpu values.
9448 2016-03-07 Martin Sebor <msebor@redhat.com>
9450 PR rtl-optimization/19705
9451 * doc/invoke.texi (Options That Control Optimization): Clarify
9452 -fno-branch-count-reg.
9454 2016-02-26 Richard Biener <rguenther@suse.de>
9455 Jeff Law <law@redhat.com>
9457 PR tree-optimization/69740
9458 * cfghooks.c (remove_edge): Request loop fixups if we delete
9459 an edge that might turn an irreducible loop into a natural
9461 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
9462 Move after definition of loops_state_clear.
9464 2016-03-07 Bin Cheng <bin.cheng@arm.com>
9466 PR rtl-optimization/69052
9467 * rtlanal.c (commutative_operand_precedence): Set higher precedence
9470 2016-03-07 Tom de Vries <tom@codesourcery.com>
9472 PR tree-optimization/70116
9473 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
9474 is_tm_ending stmts and ubsan/asan internal functions.
9475 (find_duplicate): Use it. Don't test is_tm_ending here.
9477 2016-03-07 Richard Biener <rguenther@suse.de>
9479 PR tree-optimization/70115
9480 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
9481 (propagate_constants_for_unrolling): Use replace_uses_by.
9483 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
9486 * omp-low.c (struct oacc_loop): Add ifns.
9487 (new_oacc_loop_raw): Initialize it.
9488 (finish_oacc_loop): Clear mask & flags if no ifns.
9489 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
9490 (oacc_loop_xform_loop): Add ifns arg & adjust.
9491 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
9493 2016-03-07 Richard Henderson <rth@redhat.com>
9496 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
9497 (insert_value_copy_on_edge): Likewise.
9499 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9501 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
9503 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9506 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
9508 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
9510 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
9512 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
9514 Fix sseimul type attribute.
9515 * config/i386/znver1.md
9516 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
9517 znver1_sseimul_avx256_load) : Fix the type attribute.
9518 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
9519 pipe usage and latency.
9521 2016-03-05 Jakub Jelinek <jakub@redhat.com>
9524 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
9525 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
9528 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
9531 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
9533 PR rtl-optimization/69941
9534 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
9535 the reg share its mode.
9537 2016-03-04 Jeff Law <law@redhat.com>
9539 PR tree-optimization/69196
9540 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
9541 If the both SSA_NAMEs are anonymous, then consider them unassociated
9542 and include the PHI in the statement count.
9544 2016-03-05 Tom de Vries <tom@codesourcery.com>
9546 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
9547 construct in oacc routine. Check for oacc region in oacc routine.
9549 2016-03-04 Jakub Jelinek <jakub@redhat.com>
9552 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
9553 2016-02-22 changes, instead don't recurse if RECUR is already true.
9554 Don't change *dynamic_check if RECUR. Adjust recursive caller
9555 to pass true to the new argument.
9556 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
9559 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
9560 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
9562 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
9564 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
9566 PR rtl-optimization/57676
9567 * lra-assigns.c (lra_assign): Guard test for maximum iterations
9570 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
9572 * tree-vect-patterns.c (search_type_for_mask): Handle
9573 comparison of booleans.
9575 2016-03-04 Jakub Jelinek <jakub@redhat.com>
9577 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
9581 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
9582 all other ops that have dw_val_class_die_ref operands,
9583 and DW_OP_GNU_entry_value.
9585 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9587 PR rtl-optimization/69904
9588 * config/arm/arm.c (arm_cannot_copy_insn_p):
9589 Return true for load-exclusive instructions.
9591 2016-03-03 Jakub Jelinek <jakub@redhat.com>
9594 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
9595 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
9596 the pattern no matter if it is used just by non-pattern, pattern
9598 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
9599 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
9600 oprnd1 def_stmt is in pattern, don't look through it.
9602 2016-03-03 Marek Polacek <polacek@redhat.com>
9605 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
9607 2016-03-03 Martin Liska <mliska@suse.cz>
9609 PR tree-optimization/70043
9610 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
9611 previous statement if we see a debug statement.
9613 2016-03-03 Richard Biener <rguenther@suse.de>
9615 PR tree-optimization/55936
9616 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
9617 parameter and guard unsafe equivalence use.
9618 (vrp_evaluate_conditional_warnv_with_ops): Always use
9619 safe equivalences but not via the quadratic compare_names
9622 2016-03-03 Michael Collison <michael.collison@linaro.org>
9625 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
9626 for operand 1 to s_register_operand. Change predicate for operand
9627 2 to arm_not_immediate_operand.
9629 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
9631 * doc/tm.texi: Regenerated.
9633 2016-03-02 Richard Henderson <rth@redhat.com>
9636 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
9637 simplification when all args are positive non-fixed registers.
9639 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9641 * target.def (lra_p): Specify that new ports should use LRA.
9643 2016-03-02 Jakub Jelinek <jakub@redhat.com>
9646 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
9647 gimplify_type_sizes the type they refer to.
9648 (omp_notice_variable): Handle reference vars to VLAs.
9649 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
9650 reference to VLA decls in the second pass instead of first pass.
9652 2016-03-02 Tom de Vries <tom@codesourcery.com>
9654 PR tree-optimization/68659
9655 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
9656 new_expr == NULL_TREE.
9657 (get_new_name): Handle ADDR_EXPR.
9659 2016-03-02 Bin Cheng <bin.cheng@arm.com>
9661 PR rtl-optimization/69052
9662 * loop-invariant.c (canonicalize_address): New function.
9663 (inv_can_prop_to_addr_use): Check validity of address expression
9664 which is canonicalized by above function.
9666 2016-03-02 Alan Modra <amodra@gmail.com>
9669 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
9672 2016-03-02 Jakub Jelinek <jakub@redhat.com>
9675 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
9676 (*movhi_internal): Put mask moves from and to memory separately
9677 from moves from/to GPRs.
9679 2016-03-02 Richard Biener <rguenther@suse.de>
9681 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
9682 GENERIC expressions in GIMPLE.
9684 2016-03-02 Richard Biener <rguenther@suse.de>
9686 * config/i386/i386.c (type_natural_mode): Fix typo.
9688 2016-03-02 Nick Clifton <nickc@redhat.com>
9690 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
9692 2016-03-02 Richard Biener <rguenther@suse.de>
9693 Uros Bizjak <ubizjak@gmail.com>
9696 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
9698 2016-03-02 Richard Biener <rguenther@suse.de>
9701 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
9703 2016-03-02 Marek Polacek <polacek@redhat.com>
9706 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
9707 "is promoted to" warning.
9709 2016-03-01 DJ Delorie <dj@redhat.com>
9711 * config.gcc: Deprecate mep-*.
9713 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
9716 * lra-constraints.c (regno_val_use_in): New.
9717 (match_reload): Use it instead of regno_use_in.
9719 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
9721 PR rtl-optimization/70007
9722 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
9723 references present in REG_EQUAL notes attached to non-SET patterns.
9725 2016-03-01 Jeff Law <law@redhat.com>
9727 PR tree-optimization/69196
9728 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
9729 Appropriately clamp the number of statements to copy when the
9730 thread path does not traverse a loop backedge.
9732 PR tree-optimization/69196
9733 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
9734 Do count some PHIs in the thread path against the insn count. Decrease
9735 final statement count by one as the control statement in the last
9736 block will get removed. Remove special cased code for handling PHIs
9739 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
9742 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
9743 asm dialect alternatives to explicit GOTPCREL calls.
9745 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
9748 * ira.c (do_reload): Issue warning for generic stack checking here...
9749 * reload1.c (reload): ...instead of here and streamline it.
9751 2016-03-01 Nick Clifton <nickc@redhat.com>
9753 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
9755 2016-03-01 Richard Biener <rguenther@suse.de>
9757 PR tree-optimization/69983
9758 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
9759 types and fall back to operand_equal_p.
9761 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9764 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9766 * config/s390/constraints.md ("jm8"): New constraint.
9767 * config/s390/predicates.md ("const_int_8bitset_operand"): New
9769 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
9771 ("*setmem_long<setmem_and>"): New pattern.
9772 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
9774 ("*setmem_long_31z<setmem_and>"): New pattern.
9775 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
9776 New substitution rules with the required attributes.
9779 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9782 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9784 * gensupport.c (process_substs_on_one_elem): Split loop to
9785 complete mark_operands_used_in_match_dup on all expressions in the
9787 (adjust_operands_numbers): Inline into process_substs_on_one_elem
9788 and remove function.
9790 2016-03-01 Richard Biener <rguenther@suse.de>
9793 * fold-const.c (fold_indirect_ref_1): Fix range checking for
9794 vector BIT_FIELD_REF extract.
9796 2016-03-01 Richard Biener <rguenther@suse.de>
9798 PR tree-optimization/69994
9799 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
9801 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
9803 PR tree-optimization/69956
9804 * tree-vect-stmts.c (supportable_widening_operation): Support
9805 multi-step conversion of boolean vectors.
9806 (supportable_narrowing_operation): Likewise.
9808 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9810 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
9813 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9815 * config/s390/subst.md (DSI_VI): New mode iterator.
9816 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
9817 * config/s390/vector.md ("vec_set<mode>"): Move expander before
9818 the insn definition.
9819 ("*vec_set<mode>"): Change predicate and add alternative to
9820 support only either register or const_int operands as element
9822 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
9824 ("vec_extract<mode>"): New expander.
9825 ("*vec_extract<mode>"): New insn definition supporting reg and
9826 const_int element selectors.
9827 ("*vec_extract<mode>_plus"): New insn definition supporting
9828 reg+const_int element selectors.
9829 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
9830 following expander+insn definition.
9831 ("<vec_shifts_name><mode>3"): New expander.
9832 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
9834 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9836 * config/s390/s390.md ("*tabort_1"): Change predicate to
9837 nonmemory_operand. Add a second alternative to cover
9838 register as well as const int operands.
9839 ("*tabort_1_plus"): New pattern definition.
9841 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9843 * config/s390/s390.md ("*ashrdi3_cc_31")
9844 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
9845 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
9846 Merge insn definitions into ...
9847 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
9848 New pattern definition.
9849 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
9850 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
9851 ("*ashr<mode>3_and"): Merge insn definitions into ...
9852 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
9853 New pattern definition.
9854 * config/s390/subst.md ("addr_style_op_cc_subst")
9855 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
9856 substitutions patterns plus attributes.
9857 Add ashiftrt to SUBST iterator.
9859 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9861 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
9862 op2 to nonmemory_operand.
9863 ("*<shift>di3_31", "*<shift>di3_31_and"):
9864 Merge into single pattern definition ...
9865 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
9866 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
9867 pattern definition ...
9868 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
9869 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
9872 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9874 * config/s390/predicates.md (const_int_6bitset_operand): New
9876 * config/s390/s390.md: Include subst.md.
9877 ("rotl<mode>3"): New expander.
9878 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
9880 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
9881 * config/s390/subst.md: New file.
9883 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9885 * config/s390/s390.md ("op_type", "atype", "length" attributes):
9886 Remove RRR type. It doesn't really exist.
9887 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
9889 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
9890 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
9891 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
9892 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
9893 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
9894 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
9895 `enabled' attribute.
9897 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9899 * gensupport.c (process_substs_on_one_elem): Split loop to
9900 complete mark_operands_used_in_match_dup on all expressions in the
9902 (adjust_operands_numbers): Inline into process_substs_on_one_elem
9903 and remove function.
9905 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
9908 * config/sparc/sparc.c (NWORDS_UP): Rename to...
9909 (CEIL_NWORDS): ...this. Use CEIL macro.
9910 (compute_fp_layout): Adjust to above renaming.
9911 (function_arg_union_value): Likewise.
9912 (sparc_arg_partial_bytes): Likewise.
9913 (sparc_function_arg_advance): Likewise.
9915 2016-02-29 Jeff Law <law@redhat.com>
9917 PR tree-optimization/70005
9918 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
9919 where an object with a boolean range is compared against a value
9922 PR tree-optimization/69999
9923 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
9924 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
9927 2016-02-29 Richard Biener <rguenther@suse.de>
9929 PR tree-optimization/69994
9930 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
9931 (get_unary_op): Look through nop conversions.
9932 (ops_equal_values_p): New function, look for equality diregarding
9934 (eliminate_plus_minus_pair): Use ops_equal_values_p
9935 (repropagate_negates): Do not use get_unary_op here.
9937 2016-02-29 Martin Liska <mliska@suse.cz>
9939 * system.h: Poison ENABLE_CHECKING macro.
9941 2016-02-29 Martin Liska <mliska@suse.cz>
9943 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
9944 is presented in dump flags.
9945 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
9946 (hsa_regalloc): Likewise.
9948 2016-02-19 Richard Biener <rguenther@suse.de>
9950 PR tree-optimization/69980
9951 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
9952 permutation of those we need to keep.
9954 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
9957 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
9958 (NWORDS_UP): ...this
9959 (init_cumulative_args): Minor tweaks.
9960 (sparc_promote_function_mode): Likewise.
9961 (scan_record_type): Delete.
9962 (traverse_record_type): New function template.
9963 (classify_data_t): New structure type.
9964 (classify_registers): New inline function.
9965 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
9966 exhausted. Instantiate traverse_record_type on classify_registers and
9967 deal with the case of a structure passed in slot #15 with no FP field
9969 (assign_data_t): New structure type.
9970 (compute_int_layout): New static function.
9971 (compute_fp_layout): Likewise.
9972 (count_registers): New inline function.
9973 (assign_int_registers): New static function.
9974 (assign_fp_registers): Likewise.
9975 (assign_registers): New inline function.
9976 (function_arg_record_value_1): Delete.
9977 (function_arg_record_value_2): Likewise.
9978 (function_arg_record_value_3): Likewise.
9979 (function_arg_record_value): Adjust to above changes. Instantiate
9980 traverse_record_type on count_registers to first count the number of
9981 registers to be used and then on assign_registers to assign them.
9982 (function_arg_union_value): Adjust to above renaming.
9983 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
9984 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
9985 case of a structure passed in slot #15
9986 (sparc_function_arg_advance): Likewise.
9987 (function_arg_padding): Minor tweak.
9989 2016-02-29 Richard Biener <rguenther@suse.de>
9991 PR tree-optimization/69720
9992 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
9993 the adjustment_def path for possibly vectorized defs.
9994 (vect_create_epilog_for_reduction): Handle vectorized initial
9997 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
9999 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
10001 2016-02-27 Jeff Law <law@redhat.com>
10004 2016-02-26 Richard Biener <rguenther@suse.de>
10005 Jeff Law <law@redhat.com>
10007 PR tree-optimization/69740
10008 * cfghooks.c (remove_edge): Request loop fixups if we delete
10009 an edge that might turn an irreducible loop into a natural
10012 2016-02-27 Jakub Jelinek <jakub@redhat.com>
10014 PR rtl-optimization/69896
10015 * tree-vect-generic.c (get_compute_type): Avoid single element
10018 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
10020 Rename the AArch64 tuning option and related functions to enable the
10021 Newton series for the reciprocal square root to reflect its
10022 approximative characteristic.
10024 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
10025 function to "aarch64_emit_approx_rsqrt".
10026 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
10027 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
10028 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
10029 (xgene1_tunings): Likewise.
10030 (use_rsqrt_p): Likewise.
10031 (aarch64_emit_swrsqrt): Use new function name.
10032 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
10033 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
10034 text explaining this option.
10035 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
10037 2016-02-26 Jakub Jelinek <jakub@redhat.com>
10040 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
10041 complain about -mallow-movmisalign without -mvsx if
10042 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
10044 2016-02-26 Joel Sherrill <joel@rtems.org>
10046 * config.gcc: Add x86_64-*-rtems*.
10047 * config/i386/rtems-64.h: New file.
10049 2016-02-26 Joel Sherrill <joel@rtems.org>
10051 * config.gcc: Add aarch64-*-rtems*.
10052 * config/aarch64/rtems.h: New file.
10054 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
10057 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
10058 shift amount using %h. Add comment.
10060 2016-02-26 Richard Biener <rguenther@suse.de>
10061 Jeff Law <law@redhat.com>
10063 PR tree-optimization/69740
10064 * cfghooks.c (remove_edge): Request loop fixups if we delete
10065 an edge that might turn an irreducible loop into a natural
10068 2016-02-26 Martin Jambor <mjambor@suse.cz>
10070 PR middle-end/69920
10071 * tree-sra.c (sra_modify_assign): Do not remove loads of
10072 uninitialized aggregates to SSA_NAMEs.
10074 2016-02-26 Richard Henderson <rth@redhat.com>
10077 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
10078 pseudo in case the target rtx matches the source of the left
10081 2016-02-26 Martin Jambor <mjambor@suse.cz>
10084 * hsa.h (hsa_type_packed_p): Declare.
10085 * hsa.c (hsa_type_packed_p): New function.
10086 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
10088 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
10089 * hsa-brig.c (emit_basic_insn): Likewise.
10091 2016-02-26 Martin Jambor <mjambor@suse.cz>
10094 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
10096 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
10098 2016-02-26 Martin Jambor <mjambor@suse.cz>
10100 * hsa.h (is_a_helper): New overload for hsa_op_immed for
10101 hsa_op_with_type operands.
10102 (hsa_unsigned_type_for_type): Declare.
10103 * hsa.c (hsa_unsigned_type_for_type): New function.
10104 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
10105 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
10106 the finalizer. Do not emit extra move.
10108 2016-02-26 Martin Jambor <mjambor@suse.cz>
10110 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
10111 atomic operations in private segment.
10113 2016-02-26 Martin Jambor <mjambor@suse.cz>
10115 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
10116 statements to wi->info. Also disallow omp simd constructs.
10117 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
10118 for not gridifying. Dump special string for omp_for.
10120 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10123 * config/aarch64/aarch64.c (aarch64_set_current_function):
10124 Save/restore target globals when switching to
10125 target_option_default_node.
10127 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10130 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
10131 Return 0 if !SHIFT_COUNT_TRUNCATED.
10133 2016-02-26 Jakub Jelinek <jakub@redhat.com>
10134 Eric Botcazou <ebotcazou@adacore.com>
10136 PR rtl-optimization/69891
10137 * dse.c (scan_insn): If we can't figure out memset arguments
10138 or they are non-constant, call clear_rhs_from_active_local_stores.
10140 2016-02-26 Martin Liska <mliska@suse.cz>
10142 * doc/extend.texi: Mention clog10, clog10f an clog10l
10143 in Builtins section.
10145 2016-02-26 Martin Liska <mliska@suse.cz>
10147 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
10149 (resolve_args_picking_1): Likewise.
10150 * dwarf2out.h (struct GTY): Likewise.
10152 2016-02-26 Martin Liska <mliska@suse.cz>
10154 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
10155 with flag_checking.
10156 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
10158 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
10159 Martin Liska <mliska@suse.cz>
10161 * doc/install.texi: Mention --enable-valgrind-annotations.
10163 2016-02-26 Richard Biener <rguenther@suse.de>
10165 PR tree-optimization/69551
10166 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
10167 looking through aliases adjust DECL_PT_UID to refer to the
10168 ultimate alias target.
10170 2016-02-25 Martin Liska <mliska@suse.cz>
10172 PR middle-end/69919
10173 * alloc-pool.c (after_memory_report): New variable.
10174 * alloc-pool.h (base_pool_allocator ::release): Do not use
10175 the infrastructure if after_memory_report.
10176 * toplev.c (toplev::main): Mark after memory report.
10178 2016-02-25 Richard Biener <rguenther@suse.de>
10180 PR tree-optimization/48795
10181 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
10183 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
10186 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
10187 offloading is enabled and -fopenacc or -fopenmp is specified.
10188 (CRTOFFLOADEND): Likewise.
10189 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
10190 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
10191 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
10192 (offload_objects_file_name): New static var.
10193 (tool_cleanup): Remove offload_objects_file_name file.
10194 (find_offloadbeginend): Replace with ...
10195 (find_crtoffloadtable): ... this.
10196 (run_gcc): Remove offload_argc and offload_argv.
10197 Get offload_objects_file_name from -foffload-objects=... option.
10198 Read names of object files with offload from this file, pass them to
10199 compile_images_for_offload_targets. Don't call find_offloadbeginend and
10200 don't pass offloadbegin and offloadend to the linker. Don't pass
10201 offload non-LTO files to the linker, because now they're not claimed.
10203 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
10206 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
10207 on builtin_unreachable.
10209 2016-02-25 Jakub Jelinek <jakub@redhat.com>
10211 PR rtl-optimization/69896
10212 * regcprop.c: Include cfgrtl.h.
10213 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
10214 than remembered mode, either delete it (if noop_move_p), or
10215 treat like copy_p but not noop_p instruction.
10217 2016-02-24 Jakub Jelinek <jakub@redhat.com>
10220 * dwarf2out.c (gen_variable_die): Work around buggy LTO
10221 - allow NULL decl for Fortran DW_TAG_common_block variables.
10223 2016-02-24 Jason Merrill <jason@redhat.com>
10225 * common.opt (flifetime-dse): Add -flifetime-dse=1.
10227 2016-02-24 Richard Biener <rguenther@suse.de>
10228 Jakub Jelinek <jakub@redhat.com>
10230 PR middle-end/69760
10231 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
10232 conditionally executed ops to well-defined overflow behavior.
10234 2016-02-24 Jakub Jelinek <jakub@redhat.com>
10236 PR middle-end/69915
10237 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
10240 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10242 PR rtl-optimization/69886
10243 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
10244 argument. Use it when checking validity of set instructions.
10245 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
10246 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
10248 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
10249 * store-motion.c (find_moveable_store): Update
10250 can_assign_to_reg_without_clobbers_p callsite.
10252 2016-02-24 Richard Biener <rguenther@suse.de>
10254 PR middle-end/68963
10255 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
10257 (record_nonwrapping_iv): Do not fall back to the low/high bound
10258 for non-constant IV bases if the stmt is not always executed.
10260 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10262 * config/arm/arm-cores.def (cortex-a32): New entry.
10263 * config/arm/arm-tables.opt: Regenerate.
10264 * config/arm/arm-tune.md: Regenerate.
10265 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
10266 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
10267 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
10268 for -mcpu and -mtune.
10270 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10273 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
10274 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
10275 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
10276 (atomic_loaddi_1): Delete.
10277 (atomic_loaddi): Rewrite expander using the above changes.
10279 2016-02-24 Jakub Jelinek <jakub@redhat.com>
10282 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
10285 2016-02-24 Jakub Jelinek <jakub@redhat.com>
10286 Richard Biener <rguenth@suse.de>
10288 PR middle-end/69909
10289 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
10290 set_mem_attributes if tem is SSA_NAME which got expanded
10293 2016-02-24 Richard Biener <rguenther@suse.de>
10295 PR tree-optimization/69907
10296 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
10297 end of permutations for BB vectorization.
10299 2016-02-24 Christian Bruel <christian.bruel@st.com>
10301 * config/arm/arm-c.c (arm_option_override): Initialize
10302 target_option_current_node.
10303 * config/arm/arm.c (arm_pragma_target_parse): Replace
10304 build_target_option_node call by target_option_current_node.
10305 Set target_option_current_node.
10308 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
10311 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
10312 define_insn_and_split to define_insn.
10313 (zero_extendqi<mode>2_dot2): Same.
10314 (extendqi<mode>2_dot): Same.
10315 (extendqi<mode>2_dot2): Same.
10317 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
10319 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
10320 and add bypass for AES{D,E} and AESMC pairs.
10321 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
10324 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
10326 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
10327 series for reciprocal square root in Exynos M1.
10329 2016-02-23 Martin Sebor <msebor@redhat.com>
10332 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
10333 __builtin_alloca_with_align.
10335 2016-02-23 Richard Henderson <rth@redhat.com>
10337 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
10338 (ix86_register_pragmas): Remove __seg_tls.
10339 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
10340 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
10341 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
10342 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
10343 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
10344 * doc/extend.texi (__seg_tls): Remove item.
10346 2016-02-23 Richard Biener <rguenther@suse.de>
10348 * alloc-pool.h (struct allocation_object): Make id member
10349 conditional on CHECKING_P again.
10350 (get_instance): Adjust.
10351 (base_pool_allocator): Likewise.
10353 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
10355 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
10356 (parallelize_loops): In OpenACC kernels mode, set n_threads to
10358 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
10360 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
10362 2016-02-23 Richard Biener <rguenther@suse.de>
10364 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
10365 * bitmap.h (struct bitmap_usage): Likewise.
10366 (bitmap_move): Declare.
10367 * bitmap.c (register_overhead): Take size_t argument.
10368 (bitmap_move): New function.
10369 * df-problems.c (df_rd_transfer_function): Use bitmap_move
10370 to properly account overhead.
10371 * tree.c (free_node): Use tree_size.
10373 2016-02-23 Jakub Jelinek <jakub@redhat.com>
10376 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
10377 when inverting comparison.
10380 * common.opt (Wunreachable-code): Add Warning flag.
10382 2016-02-23 Mark Wielaard <mjw@redhat.com>
10383 Jakub Jelinek <jakub@redhat.com>
10386 * cgraphunit.c (check_global_declaration): Check main_input_filename
10387 and DECL_SOURCE_FILE are not NULL.
10389 2016-02-23 Martin Jambor <mjambor@suse.cz>
10391 PR tree-optimization/69666
10392 * tree-sra.c (sra_modify_assign): Do not attempt to create
10393 default_def replacements for unscalarizable regions.
10395 2016-02-20 Mark Wielaard <mjw@redhat.com>
10398 * cgraphunit.c (check_global_declaration): Check level of
10399 warn_unused_const_variable and main_input_filename.
10400 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
10401 (-Wunused-variable): For C implies -Wunused-const-variable=1.
10402 (-Wunused-const-variable): Explain levels 1 and 2.
10404 2016-02-22 Jakub Jelinek <jakub@redhat.com>
10407 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
10408 identical arguments. Formatting and spelling fixes.
10411 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
10416 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
10417 and m68k-devices.def.
10418 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
10419 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
10421 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
10423 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
10424 and HImode registers.
10426 2016-02-22 Richard Biener <rguenther@suse.de>
10428 PR tree-optimization/69882
10429 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
10430 preserve permutations present because of gaps.
10431 (vect_supported_load_permutation_p): Always continue checking
10432 permutations after vect_attempt_slp_rearrange_stmts.
10434 2016-02-22 Bin Cheng <bin.cheng@arm.com>
10436 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
10437 min_profitable_estimate, rather than min_profitable_iters.
10439 2016-02-22 Jakub Jelinek <jakub@redhat.com>
10442 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
10443 SImode for last match_operand.
10445 2016-02-22 Martin Liska <mliska@suse.cz>
10447 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
10448 return bitsize - 1 as the return value.
10450 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
10454 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
10455 Handle negative shift counts.
10456 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
10457 force_reg on the shift constant.
10458 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
10459 (lshrsi3_d): Handle negative shift counts.
10461 2016-02-22 Richard Biener <rguenther@suse.de>
10462 Tom de Vries <tom@codesourcery.com>
10464 * graph.c: Include dumpfile.h.
10465 (print_graph_cfg): Split into three overloads.
10466 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
10468 2016-02-22 Tom de Vries <tom@codesourcery.com>
10470 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
10473 2016-02-22 Richard Biener <rguenther@suse.de>
10476 * ipa-inline-transform.c (inline_call): When not updating
10477 overall summaries adjust self size by the growth estimate.
10478 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
10479 hash-set, do not update overall summaries here. Renamed from ...
10480 (inline_to_all_callers): ... this which is now wrapping the
10481 above and performing delayed overall summary update.
10482 (early_inline_small_functions): Delay updating of the overall
10485 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
10487 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
10490 2016-02-19 Jakub Jelinek <jakub@redhat.com>
10493 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
10494 :%* in %:gt() argument.
10495 (greater_than_spec_func): Adjust for expecting only numbers,
10496 if there are more than two numbers, compare the last two.
10498 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
10500 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
10501 -Wnarrowing with -std.
10503 2016-02-19 Jakub Jelinek <jakub@redhat.com>
10506 * expr.c (store_field): Don't use bit-field path if exp is
10507 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
10508 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
10509 and the assignment can be performed by bitwise copy. Formatting
10512 PR middle-end/69838
10513 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
10514 call copy_reg_eh_region_note_forward on before and/or after sequences
10515 and remove note from insn if it no longer can throw.
10518 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
10519 if TARGET_AVX512BW.
10521 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10523 * config/s390/vector.md: Add missing commutative operand markers
10524 to the patterns which qualify for one.
10525 * config/s390/vx-builtins.md: Likewise.
10527 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10529 * config/s390/vector.md (VI, VI_QHS): Add single element vector
10530 types to mode iterators.
10531 (vec_double): ... and mode attribute.
10532 * config/s390/vx-builtins.md (non_vec_int): Likewise.
10534 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10536 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
10537 Change the predicate of op2 from nonimmediate to general and let
10538 reload fix it if necessary.
10540 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10542 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
10544 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10546 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
10549 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10551 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
10552 * config/s390/s390.c (s390_expand_vec_movstr): New function.
10553 * config/s390/s390.md ("movstr<P:mode>"): Call
10554 s390_expand_vec_movstr.
10556 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10558 * config/s390/s390.md: Add missing output modifier for operand 1
10559 to print it as address properly.
10561 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10563 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
10564 * config/s390/2964.md: New file.
10565 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
10566 of insn grouping attributes depending on the CPU level.
10567 (s390_get_unit_mask): New function.
10568 (s390_sched_score): Remove the OOO from the scheduling macros.
10569 Add loop to calculate a score for the instruction mix.
10570 (s390_sched_reorder): Likewise plus improve debug output.
10571 (s390_sched_variable_issue): Rename macros as above. Calculate
10572 the unit distances after actually scheduling an insn. Improve
10574 (s390_sched_init): Clear last_scheduled_unit_distance array.
10575 * config/s390/s390.md: Include 2964.md.
10577 2016-02-18 Jakub Jelinek <jakub@redhat.com>
10580 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
10581 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
10582 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
10583 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
10584 *avx512f_<code>v8div16qi2_mask_1): New insns.
10586 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
10589 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
10592 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
10593 earlyclobber from target. Use wF constraint for fused memory
10595 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
10597 2016-02-18 Jakub Jelinek <jakub@redhat.com>
10598 Martin Liska <mliska@suse.cz>
10601 * cfgexpand.c (asan_sanitize_stack_p): New function.
10602 (partition_stack_vars): Use the function.
10603 (expand_stack_vars): Likewise.
10604 (defer_stack_allocation): Likewise.
10605 (expand_used_vars): Likewise.
10607 2016-02-18 Richard Biener <rguenther@suse.de>
10609 PR middle-end/69553
10610 * fold-const.c (operand_equal_p): Properly compare offsets for
10611 IMAGPART_EXPR and ARRAY_REF.
10613 2016-02-18 Nick Clifton <nickc@redhat.com>
10617 * config/arm/arm.c (arm_option_override_internal): Disable
10618 interworking if the target does not support thumb instructions.
10619 (arm_reload_in_hi): Handle the case where a register to register
10620 move needs reloading because there is no simple pattern to handle
10622 (arm_reload_out_hi): Likewise.
10624 2016-02-18 Richard Biener <rguenther@suse.de>
10626 PR middle-end/69854
10627 * match.pd: Don't use fold_binary or fold_unary for folding
10630 2016-02-17 Jakub Jelinek <jakub@redhat.com>
10633 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
10634 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
10635 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
10636 warn on gimple_no_warning_p statements.
10638 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
10640 * doc/extend.texi (C++ Attributes): Correct description of
10641 warn_unused type attribute.
10643 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10645 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
10646 correct instruction.
10648 2016-02-17 Richard Biener <rguenther@suse.de>
10650 PR rtl-optimization/69609
10651 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
10652 (find_traces_1_round): When ending a trace update cached priority
10654 (bb_to_key): Use cached priority when available.
10655 (copy_bb): Initialize cached priority.
10656 (reorder_basic_blocks_software_trace_cache): Likewise.
10658 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10661 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
10663 (aarch64_comparison_operator): Break overly long line into two.
10664 (aarch64_comparison_operation): Likewise.
10665 * config/aarch64/aarch64.md (cstorecc4): Use
10666 aarch64_comparison_operator_mode instead of
10667 aarch64_comparison_operator.
10668 (cstore<mode>4): Likewise.
10669 (aarch64_cstore<mode>): Likewise.
10670 (*cstoresi_insn_uxtw): Likewise.
10671 (cstore<mode>_neg): Likewise.
10672 (*cstoresi_neg_uxtw): Likewise.
10674 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10677 * config/arm/predicates.md (arm_comparison_operator_mode):
10679 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
10680 instead of arm_comparison_operator.
10681 (*mov_negscc): Likewise.
10682 (*mov_notscc): Likewise.
10683 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
10684 (*thumb2_mov_negscc): Likewise.
10685 (*thumb2_mov_negscc_strict_it): Likewise.
10686 (*thumb2_mov_notscc): Likewise.
10687 (*thumb2_mov_notscc_strict_it): Likewise.
10689 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
10691 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
10692 Add missing return.
10694 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
10696 * config/visium/visium.c (machine_libfunc_index): New enum.
10697 (machine_libfuncs): New structure.
10698 (visium_libfuncs): New static variable.
10699 (TARGET_INIT_LIBFUNCS): Define to...
10700 (visium_init_libfuncs): ...this. New function.
10701 (expand_block_move_4): Use the appropriate libfunc.
10702 (expand_block_move_2): Likewise.
10703 (expand_block_move_1): Likewise.
10704 (expand_block_set_4): Likewise.
10705 (expand_block_set_2): Likewise.
10706 (expand_block_set_1): Likewise.
10707 (visium_trampoline_init): Likewise.
10709 2016-02-17 Nick Clifton <nickc@redhat.com>
10711 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
10712 TI's devices.csv file as of March 2016.
10714 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
10717 * opts-global.c (handle_common_deferred_options): Introduce and
10718 initialize two global variables to remember command-line options
10719 specifying a stack-limiting register.
10720 * opts.h: Add extern declarations of the two new global variables.
10721 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
10722 variable based on the values of the two new global variables.
10724 2016-02-16 Jakub Jelinek <jakub@redhat.com>
10727 * common.opt (Wnonnull-compare): New warning.
10728 * doc/invoke.texi (-Wnonnull): Remove text about comparison
10729 of arguments against NULL.
10730 (-Wnonnull-compare): Document.
10731 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
10732 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
10733 * passes.def (pass_warn_nonnull_compare): Add.
10734 * gimple-ssa-nonnull-compare.c: New file.
10736 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
10738 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
10739 AARCH64_EXTRA_TUNE_RECIP_SQRT.
10741 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
10743 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
10744 reciprocal sqrt for -mlow-precision-recip-sqrt.
10746 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
10747 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10749 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
10750 always use lane loads to construct non-constant vectors.
10752 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
10754 * config/aarch64/aarch64.md
10755 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
10756 constraints for operand 3.
10757 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
10759 2016-02-16 Jakub Jelinek <jakub@redhat.com>
10760 Richard Biener <rguenther@suse.de>
10762 PR tree-optimization/69820
10763 * tree-vect-patterns.c (type_conversion_p): Return false if
10764 *orig_type is unsigned single precision or boolean.
10765 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
10768 2016-02-16 Jakub Jelinek <jakub@redhat.com>
10770 PR rtl-optimization/69764
10771 PR rtl-optimization/69771
10772 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
10773 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
10775 2016-02-16 Richard Biener <rguenther@suse.de>
10777 PR tree-optimization/69776
10778 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
10780 (indirect_refs_may_alias_p): Likewise.
10781 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
10782 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
10783 according to tbaa_p.
10784 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
10785 (optimize_stmt): For redundant store discovery do not allow tbaa.
10787 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
10789 PR tree-optimization/69714
10790 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
10791 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
10793 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
10795 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
10796 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
10797 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
10798 * config/arc/arc.c (arc_init): Check FPU options.
10799 (get_arc_condition_code): Handle new CC_FPU* modes.
10800 (arc_select_cc_mode): Likewise.
10801 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
10802 register pair only. Allow access for ARCv2 accumulator.
10803 (gen_compare_reg): Whenever we have FPU support use FPU compare
10805 (arc_reorg): Don't generate brcc insns when FPU compare
10806 instructions are involved.
10807 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
10808 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
10809 floating point emulation.
10810 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
10811 (REVERSE_CONDITION): Add new CC_FPU* modes.
10812 (TARGET_FP_SP_BASE): Define.
10813 (TARGET_FP_DP_BASE): Likewise.
10814 (TARGET_FP_SP_FUSED): Likewise.
10815 (TARGET_FP_DP_FUSED): Likewise.
10816 (TARGET_FP_SP_CONV): Likewise.
10817 (TARGET_FP_DP_CONV): Likewise.
10818 (TARGET_FP_SP_SQRT): Likewise.
10819 (TARGET_FP_DP_SQRT): Likewise.
10820 (TARGET_FP_DP_AX): Likewise.
10821 * config/arc/arc.md (ARCV2_ACC): New constant.
10822 (type): New fpu type attribute.
10823 (SDF): Conditional iterator.
10824 (cstore<mode>, cbranch<mode>): Change expand condition.
10825 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
10826 handles FPU/FPX cases as well.
10827 * config/arc/arc.opt (mfpu): New option.
10828 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
10830 (adddf3, muldf3, subdf3): Removed.
10831 * config/arc/predicates.md (proper_comparison_operator): Recognize
10833 * config/arc/fpu.md: New file.
10834 * doc/invoke.texi (ARC Options): Document mfpu option.
10836 2016-02-16 Richard Biener <rguenther@suse.de>
10838 PR rtl-optimization/69291
10839 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
10840 noce_operand_ok check.
10842 2016-02-16 Tom de Vries <tom@codesourcery.com>
10845 * omp-low.c (simd_clone_create): Remove call to
10846 symtab->call_cgraph_insertion_hooks.
10848 2016-02-16 Jakub Jelinek <jakub@redhat.com>
10850 PR tree-optimization/69802
10851 * tree-ssa-reassoc.c (update_range_test): If op is
10852 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
10853 op == 1 test of precision 1 integral op, otherwise handle
10854 that case as op itself. Fix up formatting.
10855 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
10858 2016-02-16 Richard Biener <rguenther@suse.de>
10860 PR tree-optimization/69586
10861 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
10862 types for conversion sources.
10864 2016-02-16 Richard Biener <rguenther@suse.de>
10866 PR middle-end/69801
10867 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
10868 mask OEP_ADDRESS_OF.
10870 2016-02-16 Alan Modra <amodra@gmail.com>
10873 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
10874 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
10875 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
10877 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
10878 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
10879 (p8_fmrgow_<mode>): Likewise.
10880 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
10882 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
10883 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
10884 to use movdi_internal64. Remove op0_di.
10885 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
10887 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
10889 Add support for the FCCMP insn types
10891 * config/aarch64/aarch64.md (fccmp): Change insn type.
10892 (fccmpe): Likewise.
10893 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
10894 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
10895 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
10896 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
10897 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
10898 * config/arm/types.md (fccmps): Add new insn type.
10899 (fccmpd): Likewise.
10901 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
10903 * alias.c (get_alias_set): Fix a typo in comment.
10905 2016-02-15 Richard Biener <rguenther@suse.de>
10907 PR tree-optimization/69595
10908 * match.pd: Complete range test simplification to true.
10910 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
10912 PR rtl-optimization/69648
10913 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
10914 pic_offset_table_rtx.
10916 PR rtl-optimization/69752
10917 * ira.c (update_equiv_regs): When looking for more than a single SET,
10918 also take other side effects into account.
10920 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
10922 * config/s390/s390.c (s390_function_profiler): Add a new sequence
10923 for z900+ CPUs in 31-bit mode.
10925 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
10927 * common/config/s390/s390-common.c (s390_supports_split_stack):
10929 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
10930 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
10931 * config/s390/s390.c (struct machine_function): New field
10932 split_stack_varargs_pointer.
10933 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
10934 in s390_emit_prologue.
10935 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
10937 (morestack_ref): New global.
10938 (SPLIT_STACK_AVAILABLE): New macro.
10939 (s390_expand_split_stack_prologue): New function.
10940 (s390_live_on_entry): New function.
10941 (s390_va_start): Use split-stack vararg pointer if appropriate.
10942 (s390_asm_file_end): Emit the split-stack note sections.
10943 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
10944 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
10945 (UNSPECV_SPLIT_STACK_CALL): New unspec.
10946 (UNSPECV_SPLIT_STACK_DATA): New unspec.
10947 (split_stack_prologue): New expand.
10948 (split_stack_space_check): New expand.
10949 (split_stack_data): New insn.
10950 (split_stack_call): New expand.
10951 (split_stack_call_*): New insn.
10952 (split_stack_cond_call): New expand.
10953 (split_stack_cond_call_*): New insn.
10955 2016-02-15 Richard Biener <rguenther@suse.de>
10957 PR tree-optimization/69783
10958 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
10959 Add trivially correct cases.
10961 2016-02-15 Tom de Vries <tom@codesourcery.com>
10964 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
10966 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
10968 2016-02-15 Richard Biener <rguenther@suse.de>
10970 PR tree-optimization/69776
10971 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
10972 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
10973 indicate whether we can use TBAA to disambiguate against stores.
10974 Use alias-set zero if not.
10975 (visit_reference_op_store): Do not use TBAA when looking up
10977 * tree-ssa-pre.c (compute_avail): Use TBAA here.
10978 (eliminate_dom_walker::before_dom_children): But not when looking
10979 up redundant stores.
10981 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
10983 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
10985 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
10987 * config/i386/znver1.md
10988 (znver1_pop, znver1_pop_mem,
10989 znver1_load_imov_double_store,
10990 znver1_load_imov_direct_store,
10991 znver1_load_imov_direct_load,
10992 znver1_load_imov_double_load): Add new.
10993 (znver1_insn, znver1_insn_load): Add icmov type.
10994 (znver1_sseavx_fma,
10995 znver1_sseavx_fma_load,
10997 znver1_avx256_fma_load): Fix pipe usage.
10999 2016-02-14 Alan Modra <amodra@gmail.com>
11002 * reloads.c (find_reloads_address_1): For pre/post-inc/dec
11003 with an invalid hard reg, reload just the reg not the entire
11004 pre/post-inc/dec address expression.
11006 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
11009 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
11010 fixed R1_REG scratch reg.
11011 (sibcall_value_pcrel_fdpic): Likewise.
11013 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
11017 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
11019 2016-02-12 Walter Lee <walt@tilera.com>
11021 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
11022 * config/tilegx/t-tilegx: Likewise.
11024 2016-02-12 David Malcolm <dmalcolm@redhat.com>
11027 * diagnostic-show-locus.c (struct line_span): New struct.
11028 (layout::get_first_line): Delete.
11029 (layout::get_last_line): Delete.
11030 (layout::get_num_line_spans): New member function.
11031 (layout::get_line_span): Likewise.
11032 (layout::print_heading_for_line_span_index_p): Likewise.
11033 (layout::get_expanded_location): Likewise.
11034 (layout::calculate_line_spans): Likewise.
11035 (layout::m_first_line): Delete.
11036 (layout::m_last_line): Delete.
11037 (layout::m_line_spans): New field.
11038 (layout::layout): Update comment. Replace m_first_line and
11039 m_last_line with m_line_spans, replacing their initialization
11040 with a call to calculate_line_spans.
11041 (diagnostic_show_locus): When printing source lines and
11042 annotations, rather than looping over a single span
11043 of lines, instead loop over each line_span within
11044 the layout, with an inner loop over the lines within them.
11045 Call the context's start_span callback when changing line spans.
11046 * diagnostic.c (diagnostic_initialize): Initialize start_span.
11047 (diagnostic_build_prefix): Break out the building of the location
11048 part of the string into...
11049 (diagnostic_get_location_text): ...this new function, rewriting
11050 it from nested ternary expressions to a sequence of "if"
11052 (default_diagnostic_start_span_fn): New function.
11053 * diagnostic.h (diagnostic_start_span_fn): New typedef.
11054 (diagnostic_context::start_span): New field.
11055 (default_diagnostic_start_span_fn): New prototype.
11057 2016-02-12 David Malcolm <dmalcolm@redhat.com>
11060 * gcc.c (driver::finalize): Fix cleanup of "specs".
11062 2016-02-12 David Malcolm <dmalcolm@redhat.com>
11066 * gcc.c (driver::driver): Initialize m_option_suggestions.
11067 (driver::~driver): Clean up m_option_suggestions.
11068 (suggest_option): Convert to...
11069 (driver::suggest_option): ...this, and split out into
11070 driver::build_option_suggestions and find_closest_string.
11071 (driver::build_option_suggestions): New function, from
11072 first half of suggest_option. Special-case
11073 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
11074 the sanitizer_opts array. For options of enum types, add the
11075 various enum values to the candidate strings.
11076 (driver::handle_unrecognized_options): Remove "const".
11077 * gcc.h (driver::handle_unrecognized_options): Likewise.
11078 (driver::build_option_suggestions): New decl.
11079 (driver::suggest_option): New decl.
11080 (driver::m_option_suggestions): New field.
11081 * opts-common.c (add_misspelling_candidates): New function.
11082 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
11083 and make non-static.
11084 * opts.h (sanitizer_opts): New array decl.
11085 (add_misspelling_candidates): New function decl.
11086 * spellcheck.c (find_closest_string): New function.
11087 * spellcheck.h (find_closest_string): New function decl.
11089 2016-02-12 Jakub Jelinek <jakub@redhat.com>
11091 PR rtl-optimization/69764
11092 PR rtl-optimization/69771
11093 * optabs.c (expand_binop_directly): For shift_optab_p, force
11094 convert_modes with VOIDmode if xop1 has VOIDmode.
11096 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
11099 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
11100 to correctly determine instrumentation thunks.
11102 2016-02-12 Jakub Jelinek <jakub@redhat.com>
11105 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
11106 type by reference, force lhs on the call.
11109 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
11110 Compute retval and retbnd early in all cases if split_part_return_p
11111 and return_bb is not EXIT. Remove all clobber stmts and reset
11112 all debug stmts that refer to SSA_NAMEs defined in split part,
11113 except if it is retval, in that case replace the old retval with the
11114 lhs of the call to the split part.
11116 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
11119 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
11121 PR middle-end/66726
11122 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
11123 whose result is used in PHI.
11124 (maybe_optimize_range_tests): Likewise.
11125 (final_range_test_p): Likweise.
11127 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
11129 PR middle-end/66726
11130 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
11131 whose result is used in PHI.
11132 (maybe_optimize_range_tests): Likewise.
11133 (final_range_test_p): Likweise.
11135 2016-02-12 Jakub Jelinek <jakub@redhat.com>
11137 * cgraph.c: Spelling fixes - behaviour -> behavior and
11138 neighbour -> neighbor.
11139 * target.def: Likewise.
11140 * sel-sched.c: Likewise.
11141 * config/mips/mips.c: Likewise.
11142 * config/arc/arc.md: Likewise.
11143 * config/arm/cortex-a57.md: Likewise.
11144 * config/arm/arm.c: Likewise.
11145 * config/arm/neon.md: Likewise.
11146 * config/arm/arm-c.c: Likewise.
11147 * config/vms/vms-c.c: Likewise.
11148 * config/s390/s390.c: Likewise.
11149 * config/i386/znver1.md: Likewise.
11150 * config/i386/i386.c: Likewise.
11151 * config/ia64/hpux-unix2003.h: Likewise.
11152 * config/msp430/msp430.md: Likewise.
11153 * config/rx/rx.c: Likewise.
11154 * config/rx/rx.md: Likewise.
11155 * config/aarch64/aarch64-simd.md: Likewise.
11156 * config/aarch64/aarch64.c: Likewise.
11157 * config/nvptx/nvptx.c: Likewise.
11158 * config/bfin/bfin.c: Likewise.
11159 * config/cris/cris.opt: Likewise.
11160 * config/rs6000/rs6000.c: Likewise.
11161 * target.h: Likewise.
11162 * spellcheck.c: Likewise.
11163 * ira-build.c: Likewise.
11164 * tree-inline.c: Likewise.
11165 * builtins.c: Likewise.
11166 * lra-constraints.c: Likewise.
11167 * explow.c: Likewise.
11168 * hwint.h: Likewise.
11169 * targhooks.c: Likewise.
11170 * tree-vect-data-refs.c: Likewise.
11171 * expr.c: Likewise.
11172 * doc/tm.texi: Likewise.
11173 * doc/extend.texi: Likewise.
11174 * doc/install.texi: Likewise.
11175 * doc/md.texi: Likewise.
11176 * tree-ssa-tail-merge.c: Likewise.
11177 * sched-int.h: Likewise.
11178 * match.pd: Likewise.
11179 * sched-ebb.c: Likewise.
11180 * target.def (omit_struct_return_reg): Likewise.
11181 * gimple-ssa-isolate-paths.c: Likewise.
11182 (find_implicit_erroneous_behaviour): Renamed to...
11183 (find_implicit_erroneous_behavior): ... this.
11184 (find_explicit_erroneous_behaviour): Renamed to...
11185 (find_explicit_erroneous_behavior): ... this.
11186 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
11188 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
11190 PR rtl-optimization/64682
11191 PR rtl-optimization/69567
11192 PR rtl-optimization/69737
11193 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
11194 in I2 as well, just lose it.
11196 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11198 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
11200 (aarch64_last_printed_tune_string): Likewise.
11201 (aarch64_declare_function_name): Only output .arch assembler
11202 directive if it will be different from the previously output
11203 directive. Same for .tune comment but only if -dA is set.
11204 (aarch64_start_file): New function.
11205 (TARGET_ASM_FILE_START): Define.
11207 2016-02-11 David Malcolm <dmalcolm@redhat.com>
11210 * Makefile.in (PLUGIN_HEADERS): Add params.list.
11212 2016-02-11 Jakub Jelinek <jakub@redhat.com>
11215 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
11216 -Wmaybe-uninitialized warning.
11218 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
11221 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
11223 2016-02-11 Richard Biener <rguenther@suse.de>
11225 PR rtl-optimization/69291
11226 * ifcvt.c (noce_try_store_flag_constants): Do not allow
11227 subexpressions affected by changing the result.
11229 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
11232 * lra-constraints.c (curr_insn_transform): Find in/out operands
11233 for secondary memory moves. Update dups.
11235 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
11237 PR tree-optimization/69652
11238 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
11239 to nested loop, did source re-formatting, skip debug statements,
11240 add check on statement with volatile operand, remove dead scalar
11243 2016-02-10 Jakub Jelinek <jakub@redhat.com>
11244 Patrick Palka <ppalka@gcc.gnu.org>
11248 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
11249 calls if the return type is TREE_ADDRESSABLE.
11250 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
11251 * ipa-split.c (split_function): Fix doubled "we" in comment.
11252 Use void return type for the split part even if
11253 !split_point->split_part_set_retval.
11255 2016-02-10 Bin Cheng <bin.cheng@arm.com>
11257 PR tree-optimization/68021
11258 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
11259 when computing the value of biv cand by itself.
11261 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
11263 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
11264 (cortexa57_tunings): Likewise.
11265 (cortexa72_tunings): Likewise.
11266 (arch_macro_fusion_pair_p): Add support for AES fusion.
11267 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
11268 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
11269 Allow virtual registers before reload so early scheduling works.
11270 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
11271 correct latency and pipeline.
11272 (cortex_a57_crypto_complex): Likewise.
11273 (cortex_a57_crypto_xor): Likewise.
11274 (define_bypass): Add AES bypass.
11276 2016-02-10 Richard Biener <rguenther@suse.de>
11278 PR tree-optimization/69726
11279 * passes.def: Add DCE pass before late uninit.
11280 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
11281 really fixup if-conversions job.
11283 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
11285 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
11286 (arm_cortex_a57_tune): Likewise.
11287 (aarch_macro_fusion_pair_p): Add support for AES fusion.
11288 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
11290 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
11292 * timevar.def (TV_PHASE_DBGINFO): Delete.
11293 (TV_PHASE_CHECK_DBGINFO): Likewise.
11294 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
11296 2016-02-10 Richard Biener <rguenther@suse.de>
11298 PR tree-optimization/69719
11299 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
11300 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
11302 2016-02-09 Andrew Pinski <apinski@cavium.com>
11305 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
11306 get_vcond_mask_icode returns false.
11308 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
11311 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
11312 an ADDIS that adds a pointer to a large constant that sets the
11313 upper16 bits with a load operation.
11315 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
11318 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
11320 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
11322 (vzipq_s16): Likewise.
11323 (vzipq_s32): Likewise.
11324 (vzipq_f32): Likewise.
11325 (vzipq_u8): Likewise.
11326 (vzipq_u16): Likewise.
11327 (vzipq_u32): Likewise.
11328 (vzipq_p8): Likewise.
11329 (vzipq_p16): Likewise.
11331 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
11334 * config/arm/arm.c (neon_endian_lane_map): New function.
11335 (neon_vector_pair_endian_lane_map): New function.
11336 (arm_evpc_neon_vuzp): Allow for big endian lane order.
11337 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
11339 (vuzpq_s16): Likewise.
11340 (vuzpq_s32): Likewise.
11341 (vuzpq_f32): Likewise.
11342 (vuzpq_u8): Likewise.
11343 (vuzpq_u16): Likewise.
11344 (vuzpq_u32): Likewise.
11345 (vuzpq_p8): Likewise.
11346 (vuzpq_p16): Likewise.
11348 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
11351 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
11354 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
11356 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
11357 truncate const_int operand 1 to QImode.
11359 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
11361 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
11362 corresponding to an abnormal edge.
11364 2016-02-09 Tom de Vries <tom@codesourcery.com>
11366 PR tree-optimization/69599
11367 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
11369 (find_func_aliases_for_builtin_call, find_func_clobbers)
11370 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
11373 2016-02-09 Richard Biener <rguenther@suse.de>
11375 PR tree-optimization/69715
11376 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
11377 LHS on calls as non-rewritable.
11379 2016-02-09 Tom de Vries <tom@codesourcery.com>
11382 * lto-wrapper.c (append_diag_options): New function.
11383 (compile_offload_image): Call append_diag_options.
11385 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
11388 * doc/extend.texi (Flag Output Operands): Correct sectioning.
11389 Minor copy-edit to fix verb tenses.
11391 2016-02-08 Jakub Jelinek <jakub@redhat.com>
11393 PR tree-optimization/69209
11394 * ipa-split.c (split_function): If split part is not
11395 returning retval, retval has gimple type but is not
11396 gimple value, force it into a SSA_NAME first.
11398 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
11400 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
11403 2016-02-08 Jason Merrill <jason@redhat.com>
11406 * convert.c (convert_to_integer_1): Check dofold on truncation
11408 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
11409 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
11410 Rename from *_nofold.
11411 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
11412 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
11414 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
11417 * tree.c (build_common_tree_nodes): Remove short_double argument.
11418 All callers changed.
11419 * tree.h (build_common_tree_nodes): Adjust declaration.
11420 * doc/invoke.texi (-fshort-double): Remove documentation.
11421 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
11422 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
11423 * lto-wrapper.c (merge_and_complain, append_compiler_options)
11424 (append_linker_options): Don't handle OPT_fshort_double.
11426 PR rtl-optimization/68730
11427 * lra-remat.c (insn_to_cand_activation): New static variable.
11428 (lra_remat): Allocate and free it.
11429 (create_cand): New arg activation. Initialize a field in
11430 insn_to_cand_activation if it is nonnull.
11431 (create_cands): Pass the activation insn to create_cand when making
11432 a candidate involving an output reload. Reorganize code a little.
11433 (do_remat): Keep track of active status of candidates in a separate
11436 2016-02-08 Richard Biener <rguenther@suse.de>
11438 PR tree-optimization/69719
11439 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
11440 Properly use absolute of the difference of the two offsets to
11441 compare or adjust the segment length.
11443 2016-02-08 Richard Biener <rguenther@suse.de>
11444 Jeff Law <law@redhat.com>
11447 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
11448 types for anonymous SSA names.
11450 2016-02-08 Richard Biener <rguenther@suse.de>
11452 PR rtl-optimization/69274
11453 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
11455 2016-02-08 Jeff Law <law@redhat.com>
11457 PR tree-optimization/65917
11458 * tree-ssa-dom.c (record_temporary_equivalences): Record both
11459 equivalences from if (x == y) style conditionals.
11460 (loop_depth_of_name): Remove.
11461 (record_equality): Remove loop depth check.
11462 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
11463 (const_and_copies::record_const_or_copy_raw): New member function.
11464 * tree-ssa-scopedtables.c
11465 (const_and_copies::record_const_or_copy_raw): New, factored out of
11466 (const_and_copies::record_const_or_copy): Call new member function.
11468 2016-02-05 Jeff Law <law@redhat.com>
11470 PR tree-optimization/68541
11471 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
11472 (count_stmts_in_block): New function.
11473 (poor_ifcvt_candidate_code): Likewise.
11474 (is_feasible_trace): Add some heuristics to determine when path
11475 splitting is profitable.
11476 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
11477 is a diamond with a single exit.
11479 2016-02-05 Martin Sebor <msebor@redhat.com>
11482 * doc/invoke.texi: Update -Wplacement-new to take an optional
11485 2016-02-06 Richard Henderson <rth@redhat.com>
11488 * tree.c (tree_nop_conversion_p): Do not strip casts into or
11489 out of non-standard address spaces.
11491 2016-02-05 Jakub Jelinek <jakub@redhat.com>
11493 PR rtl-optimization/69691
11494 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
11496 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
11498 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
11499 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
11500 (*ieee128_mfvsrd_64bit): Likewise.
11501 (*ieee128_mfvsrd_32bit): Likewise.
11503 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
11507 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
11509 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
11510 instrumented_version.
11512 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
11514 * doc/invoke.texi (Optimize Options): In table of --param options
11515 rename second occurrence of tracer-min-branch-ratio to
11516 tracer-min-branch-probability, rename
11517 tracer-min-branch-ratio-feedback to
11518 tracer-min-branch-probability-feedback and clarify description,
11519 rename sched-spec-state-edge-prob-cutoff to
11520 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
11521 to selsched-insns-to-rename, rename lto-minpartition to
11522 lto-min-partition, delete reorder-blocks-duplicate and
11523 reorder-blocks-duplicate-feedback.
11525 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11527 * config/s390/s390.c (s390_register_info_set_ranges): Remove
11530 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
11532 * doc/extend.texi: S/390: Correct some typos.
11534 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11536 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
11538 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11541 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
11542 (s390_register_info_gprtofpr): Use new macros above.
11543 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
11545 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
11546 its name. Adjust restore and save gpr ranges.
11547 (s390_register_info_set_ranges): New function.
11548 (s390_register_info): Use new macros above. Call
11549 s390_register_info_set_ranges.
11550 (s390_optimize_register_info): Likewise.
11551 (s390_hard_regno_rename_ok): Use new macros.
11552 (s390_hard_regno_scratch_ok): Likewise.
11553 (s390_emit_epilogue): Likewise.
11554 (s390_can_use_return_insn): Likewise.
11555 (s390_optimize_prologue): Likewise.
11556 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
11558 2016-02-05 Jakub Jelinek <jakub@redhat.com>
11561 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
11563 (ix86_option_override_internal): Disable TARGET_STV even for
11564 -m{incoming,preferred}-stack-boundary=3.
11566 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11568 * config.gcc: Mark deprecated rtems targets as obsolete.
11570 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
11572 PR rtl-optimization/64682
11573 PR rtl-optimization/69567
11574 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
11575 before I2 only if the register is both used and set in I2.
11577 2016-02-04 DJ Delorie <dj@redhat.com>
11579 * config/msp430/msp430.c (msp430_start_function): Add function type.
11581 2016-02-04 Jakub Jelinek <jakub@redhat.com>
11584 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
11586 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
11588 PR rtl-optimization/69577
11590 2015-10-29 Richard Henderson <rth@redhat.com>
11594 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
11595 sse check to the exact conditions of PR 67609.
11597 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
11600 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
11601 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
11602 not allowed into the traditional Altivec registers.
11603 (movtd_64bit_nodm): Likewise.
11604 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
11606 2016-02-04 David Malcolm <dmalcolm@redhat.com>
11608 * config/aarch64/cortex-a57-fma-steering.c
11609 (aarch64_register_fma_steering): Remove "static" from arguments
11612 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
11615 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
11616 twice when complex.
11618 2016-02-04 Mike Frysinger <vapier@gentoo.org>
11620 * doc/invoke.texi: Delete -mno-fma4.
11622 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
11624 PR rtl-optimization/69577
11625 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
11626 (find_subregs_of_mode): Update accordingly. Iterate over partial
11629 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
11631 * config/arm/arm-protos.h (neon_reinterpret): Remove.
11632 * config/arm/arm.c (neon_reinterpret): Remove.
11633 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
11634 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
11635 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
11636 vreinterpretti): Remove.
11637 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
11638 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
11639 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
11640 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
11641 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
11642 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
11643 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
11644 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
11645 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
11646 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
11647 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
11648 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
11649 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
11650 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
11651 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
11652 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
11653 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
11654 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
11655 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
11656 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
11657 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
11658 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
11659 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
11660 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
11661 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
11662 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
11663 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
11664 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
11665 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
11666 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
11667 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
11668 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
11669 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
11670 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
11671 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
11672 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
11673 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
11674 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
11675 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
11676 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
11677 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
11678 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
11679 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
11680 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
11681 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
11682 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
11683 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
11684 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
11685 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
11686 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
11687 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
11688 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
11689 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
11690 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
11691 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
11692 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
11693 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
11694 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
11695 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
11696 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
11697 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
11698 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
11699 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
11700 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
11701 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
11702 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
11703 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
11704 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
11705 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
11706 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
11707 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
11708 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
11709 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
11710 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
11711 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
11712 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
11713 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
11714 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
11715 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
11716 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
11717 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
11718 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
11719 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
11720 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
11721 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
11722 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
11723 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
11724 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
11725 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
11726 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
11727 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
11728 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
11729 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
11730 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
11731 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
11732 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
11733 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
11734 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
11735 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
11736 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
11737 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
11738 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
11739 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
11741 2016-02-04 Martin Liska <mliska@suse.cz>
11744 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
11745 that are gimple_store_p.
11746 (maybe_instrument_call): Likewise.
11748 2016-02-04 Bin Cheng <bin.cheng@arm.com>
11750 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
11751 register scaling out of memory reference and comment why.
11753 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11757 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
11758 folding the source of a SET.
11760 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11764 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
11765 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
11767 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
11771 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
11774 2016-02-04 Christian Bruel <christian.bruel@st.com>
11776 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
11777 * config/arm/arm.c (arm_set_current_function): Likewise.
11779 2016-02-04 Jakub Jelinek <jakub@redhat.com>
11780 Ilya Enkovich <enkovich.gnu@gmail.com>
11781 H.J. Lu <hongjiu.lu@intel.com>
11784 * config/i386/i386.c (convert_scalars_to_vector): Remove
11785 stack alignment fixes.
11786 (ix86_option_override_internal): Disable TARGET_STV if stack
11787 might not be aligned enough.
11788 (ix86_minimum_alignment): Assert that TARGET_STV is false.
11790 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
11792 * config/i386/x86-tune.def: Disable default prefetching
11795 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
11796 Vladimir Makarov <vmakarov@redhat.com>
11799 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
11800 in validating fused toc addresses.
11802 2016-02-03 Jakub Jelinek <jakub@redhat.com>
11805 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
11806 range->m_caret fields if range->m_show_caret_p is false.
11809 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
11810 Force oldval into register if it does not satisfy reg_or_short_operand
11811 predicate. Fix up formatting.
11813 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
11814 Alexandre Oliva <aoliva@redhat.com>
11817 * lra-constraints.c (simplify_operand_subreg): Check additionally
11818 address validity after potential reloading.
11819 (process_address_1): Check insns validity. In case of failure do
11822 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
11825 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
11828 2016-02-02 Jakub Jelinek <jakub@redhat.com>
11830 * wide-int.cc (canonize_uhwi): New function.
11831 (wi::divmod_internal): Use it.
11833 2016-02-02 James Norris <jnorris@codesourcery.com
11835 * gimplify.c (omp_notice_variable): Add usage check.
11837 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
11839 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
11840 like LE, GE, LT, GT when emitting relational operator.
11842 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
11844 * ira-costs.c (find_costs_and_classes): Add extra argument.
11845 * target.def (ira_change_pseudo_allocno_class): Add parameter.
11846 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
11847 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
11848 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
11849 Add best_class parameter, and return it if not ALL_REGS.
11850 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
11852 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
11853 Update target hook.
11855 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
11857 * config/aarch64/aarch64.c
11858 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
11859 (aarch64_ira_change_pseudo_allocno_class): New function.
11861 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
11864 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
11866 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
11868 * config/avr/avr.c (avr_option_override): Set
11869 PARAM_ALLOW_STORE_DATA_RACES to 1.
11871 2016-02-02 Richard Biener <rguenther@suse.de>
11873 PR tree-optimization/69595
11874 * match.pd: Add range test simplifications to true/false.
11876 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
11878 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
11879 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
11882 2016-02-02 Richard Biener <rguenther@suse.de>
11884 PR tree-optimization/69606
11885 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
11886 info on the result before moving a stmt.
11888 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
11890 PR middle-end/68542
11891 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
11892 branch with vector comparison.
11893 * config/i386/sse.md (VI48_AVX): New mode iterator.
11894 (define_expand "cbranch<mode>4): Add support for conditional branch
11895 with vector comparison.
11896 * tree-vect-loop.c (optimize_mask_stores): New function.
11897 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
11898 has_mask_store field of vect_info.
11899 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
11900 vectorized loops having masked stores after vec_info destroy.
11901 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
11902 correspondent macros.
11903 (optimize_mask_stores): Add prototype.
11905 2016-02-02 Alan Modra <amodra@gmail.com>
11908 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
11911 2016-02-02 Alan Modra <amodra@gmail.com>
11914 * config/rs6000/rs6000.c (need_toc_init): New var, set it
11915 whenever toc_label_name used.
11916 (rs6000_file_start): Don't set up toc section here,
11917 (rs6000_output_function_epilogue): do so here instead,
11918 (rs6000_xcoff_file_start): and here.
11919 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
11920 (load_toc_aix_di): Likewise.
11922 2016-02-01 Jakub Jelinek <jakub@redhat.com>
11924 PR rtl-optimization/69592
11925 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
11926 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
11927 (num_sign_bit_copies_binary_arith_p): New inline function.
11928 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
11930 2016-02-01 Jeff Law <law@redhat.com>
11932 PR tree-optimization/69580
11933 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
11934 * tree-ssa-threadbackward.c
11935 (fsm_find_control_statement_thread_paths): Do not try to walk
11936 through large PHI nodes.
11938 2016-02-01 Jakub Jelinek <jakub@redhat.com>
11940 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
11941 when count is incremented above limit, don't analyze further
11944 * omp-low.c (oacc_parse_default_dims): Avoid
11945 -Wsign-compare warning, make sure value fits into int
11946 rather than just unsigned int.
11948 2016-02-01 Bin Cheng <bin.cheng@arm.com>
11950 PR tree-optimization/67921
11951 * fold-const.c (split_tree): New parameters. Convert pointer
11952 type variable part to proper type before negating.
11953 (fold_binary_loc): Pass new arguments to split_tree.
11955 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
11957 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
11958 (nvptx_goacc_validate_dims): Extend to handle global defaults.
11959 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
11960 * doc/tm.texti: Rebuilt.
11961 * doc/invoke.texi (fopenacc-dim): Document.
11962 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
11963 (append_compiler_options): Likewise.
11964 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
11965 (oacc_parse_default_dims): New.
11966 (oacc_validate_dims): Add USED arg. Select non-unity default when
11968 (oacc_loop_fixed_partitions): Return mask of used partitions.
11969 (oacc_loop_auto_partitions): Emit dump info.
11970 (oacc_loop_partition): Return mask of used partitions.
11971 (execute_oacc_device_lower): Parse default dimension arg. Adjust
11972 loop partitioning and validation calls.
11974 2016-02-01 Richard Biener <rguenther@suse.de>
11976 PR middle-end/69556
11977 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
11979 2016-02-01 Richard Biener <rguenther@suse.de>
11981 PR tree-optimization/69574
11982 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
11983 of asserting return chrec_dont_know.
11985 2016-02-01 Martin Liska <mliska@suse.cz>
11987 * mem-stats-traits.h: Add copyright header.
11988 * mem-stats.h: Likewise.
11990 2016-02-01 Richard Biener <rguenther@suse.de>
11992 PR tree-optimization/69579
11993 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
11994 Do not propagate through abnormal PHI results.
11996 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
11998 * postreload.c (reload_cse_simplify): Remove dead code.
12000 2016-02-01 Jakub Jelinek <jakub@redhat.com>
12002 PR rtl-optimization/69570
12003 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
12004 if there is more than one set, not if there is a single set.
12006 2016-02-01 Richard Henderson <rth@redhat.com>
12009 * combine.c (make_compound_operation): When looking through a
12010 subreg, make sure to re-extend to the width of the outer mode.
12012 2016-01-30 Jakub Jelinek <jakub@redhat.com>
12014 PR tree-optimization/69546
12015 * wide-int.cc (wi::divmod_internal): For unsigned division
12016 where both operands fit into uhwi, if o1 is 1 and o0 has
12017 msb set, if divident_prec is larger than bits per hwi,
12018 clear another quotient word and return 2 instead of 1.
12019 Similarly for remainder with msb in HWI set, if dividend_prec
12020 is larger than bits per hwi.
12022 2016-01-29 Martin Jambor <mjambor@suse.cz>
12024 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
12025 Use short lowercase names.
12026 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
12027 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
12028 acq_rel one. Protect warning agains segfaults if
12029 get_memory_order_name returns NULL.
12030 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
12031 with release semantics. Do not warn if get_memory_order already did.
12032 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
12033 semantics. Fix check for relaxed or acquire semantics. Do not warn
12034 if get_memory_order already did.
12036 2016-01-29 Sebastian Pop <s.pop@samsung.com>
12038 * doc/install.texi: Document that isl-0.16 is supported.
12040 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
12043 * config/i386/constraints.md (Bm): Describe as special memory
12045 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
12046 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
12047 * genpreds.c (struct constraint_data): Add is_special_memory.
12048 (have_special_memory_constraints, special_memory_start): New
12050 (special_memory_end): Ditto.
12051 (add_constraint): Add new arg is_special_memory. Add code to
12052 process its true value. Update have_special_memory_constraints.
12053 (process_define_constraint): Pass the new arg.
12054 (process_define_register_constraint): Ditto.
12055 (choose_enum_order): Process special memory.
12056 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
12057 function insn_extra_special_memory_constraint.
12058 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
12059 * gensupport.c (process_rtx): Process
12060 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
12061 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
12062 * ira-lives.c (single_reg_class): Use
12063 insn_extra_special_memory_constraint.
12064 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
12065 * lra-constraints.c (process_alt_operands): Ditto.
12066 (curr_insn_transform): Use insn_extra_special_memory_constraint.
12067 * recog.c (asm_operand_ok, preprocess_constraints): Process
12069 * reload.c (find_reloads): Ditto.
12070 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
12071 * stmt.c (parse_input_constraint): Use
12072 insn_extra_special_memory_constraint.
12074 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
12077 * lra-splill.c (lra_final_code_change): Revert r229087 by
12078 removing all sub-registers.
12080 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
12083 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
12085 2016-01-29 Jakub Jelinek <jakub@redhat.com>
12088 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
12089 SSE1, copy target into the temporary reg first before recursing
12092 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
12094 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
12097 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
12099 * ginclude/stdarg.h: Test __cplusplus instead of
12100 __GXX_EXPERIMENTAL_CXX0X__.
12102 2016-01-29 Richard Biener <rguenther@suse.de>
12104 PR tree-optimization/69547
12105 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
12106 Do not mark clobbers necessary.
12107 (mark_all_reaching_defs_necessary_1): Likewise.
12109 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
12111 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
12112 declaration name with %qs and print it in both error messages.
12113 Also fix indentation.
12115 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
12118 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
12119 trailing blank line from error message.
12121 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
12124 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
12127 2016-01-29 Richard Biener <rguenther@suse.de>
12129 PR middle-end/69537
12130 * match.pd: Allow all integral types when simplifying a
12131 widening or sign-changing conversion.
12133 2016-01-28 Sebastian Pop <s.pop@samsung.com>
12135 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
12136 back to setting codegen_error to fail codegen.
12138 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
12141 * config/i386/constraints.md (C): Only accept constant zero operand.
12142 (BC): New constraint.
12143 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
12144 instead of C constraint.
12145 * doc/md.texi (Machine Constraints): Update description
12148 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
12151 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
12153 2016-01-28 Jakub Jelinek <jakub@redhat.com>
12155 PR middle-end/69542
12156 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
12159 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
12161 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
12162 branches if using guessed profile.
12164 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
12166 * graphite-optimize-isl.c (optimize_isl): Fix dump.
12168 2016-01-28 Richard Henderson <rth@redhat.com>
12171 * config/aarch64/aarch64-modes.def (CC_Cmode): New
12172 * config/aarch64/aarch64-protos.h: Update.
12173 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
12174 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
12175 (aarch64_get_condition_code_1): Handle CC_Cmode.
12176 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
12177 (*add<mode>3_compareC_cconly_imm): New.
12178 (*add<mode>3_compareC_cconly): New.
12179 (*add<mode>3_compareC_imm): New.
12180 (add<mode>3_compareC): New.
12181 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
12182 to be first. Use aarch64_carry_operation.
12183 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
12184 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
12185 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
12186 (subti3): Use subdi3_compare1.
12187 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
12188 (sub<mode>3_compare1): New.
12189 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
12190 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
12191 (*subsi3_carryin_uxtw): Likewise.
12192 (*ngc<mode>, *ngcsi_uxtw): Likewise.
12193 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
12194 * config/aarch64/iterators.md (DWI): New.
12195 * config/aarch64/predicates.md (aarch64_carry_operation): New.
12196 (aarch64_borrow_operation): New.
12198 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
12200 * graphite-optimize-isl.c (optimize_isl): Print a different debug
12201 message when isl does not return a valid schedule.
12203 2016-01-28 Sebastian Pop <s.pop@samsung.com>
12205 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
12206 Remove comments from class declarations: they are already in the code
12209 2016-01-28 Sebastian Pop <s.pop@samsung.com>
12211 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
12213 (ternary_op_to_tree): Same.
12214 (unary_op_to_tree): Same.
12215 (nary_op_to_tree): Same.
12216 (gcc_expression_from_isl_expr_op): Same.
12217 (gcc_expression_from_isl_expression): Same.
12218 (graphite_create_new_loop): Same.
12219 (graphite_create_new_loop_guard): Same.
12220 (build_iv_mapping): Same.
12221 (graphite_create_new_guard): Same.
12222 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
12223 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
12225 2016-01-28 Sebastian Pop <s.pop@samsung.com>
12227 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
12228 instead of setting codegen_error to fail codegen.
12230 2016-01-28 Jason Merrill <jason@redhat.com>
12232 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
12234 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
12236 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
12237 Remove CONST_INT_P check in CCMP cost calculation.
12239 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
12241 * config/aarch64/aarch64.c (generic_vector_cost):
12242 Set vec_permute_cost.
12243 (cortexa57_vector_cost): Likewise.
12244 (exynosm1_vector_cost): Likewise.
12245 (xgene1_vector_cost): Likewise.
12246 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
12247 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
12248 Add vec_permute_cost entry.
12250 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
12252 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
12254 (add<mode>3_compare0): Likewise.
12255 (addsi3_compare0_uxtw): Likewise.
12256 (add<mode>3nr_compare0): Likewise.
12257 (compare_neg<mode>): Likewise.
12258 (<optab><mode>3): Likewise.
12260 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
12262 * tree-vect-stmts.c (vectorizable_comparison): Add
12263 NULL check for vectype.
12265 2016-01-28 Richard Biener <rguenther@suse.de>
12267 PR tree-optimization/69466
12268 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
12269 Account for PHIs we couldn't duplicate.
12271 2016-01-28 Martin Liska <mliska@suse.cz>
12274 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
12275 instead of ENABLE_VALGRIND_CHECKING.
12277 2016-01-27 Richard Henderson <rth@redhat.com>
12280 * lra-remat.c (subreg_regs): New.
12281 (dump_candidates_and_remat_bb_data): Dump it.
12282 (operand_to_remat): Reject if operand in subreg_regs.
12283 (set_bb_regs): Collect subreg_regs.
12284 (lra_remat): Init and free subreg_regs. Compute
12285 calculate_local_reg_remat_bb_data before create_cands.
12287 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
12290 * config/i386/i386.c (ix86_update_stack_boundary): Don't
12291 change stack_alignment_needed for __tls_get_addr call.
12293 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
12295 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
12297 2016-01-27 Jeff Law <law@redhat.com>
12299 PR tree-optimization/68398
12300 PR tree-optimization/69196
12301 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
12302 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
12303 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
12304 Only count PHIs in the last block in the path. The others will
12305 const/copy propagate away. Add heuristic to allow more irreducible
12306 subloops to be created when it is likely profitable to do so.
12308 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
12309 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
12310 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
12312 2016-01-27 Jakub Jelinek <jakub@redhat.com>
12315 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
12316 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
12317 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
12318 * tree-streamer-in.c: Include asan.h.
12319 (streamer_get_builtin_tree): For builtins in sanitizer
12320 range call initialize_sanitizer_builtins and retry.
12322 2016-01-27 Ian Lance Taylor <iant@google.com>
12324 * common.opt (fkeep-gc-roots-live): New undocumented option.
12325 * tree-ssa-loop-ivopts.c (add_candidate_1): If
12326 -fkeep-gc-roots-live, skip pointers.
12327 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
12330 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
12333 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
12334 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
12336 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
12339 * configure.ac: NetBSD provides SSP in its C library.
12340 * configure: Updated.
12342 2016-01-27 Richard Biener <rguenther@suse.de>
12344 PR tree-optimization/69166
12345 * tree-vect-loop.c (vect_is_simple_reduction): Always check
12346 reduction code for commutativity / associativity.
12348 2016-01-27 Martin Jambor <mjambor@suse.cz>
12350 PR tree-optimization/69355
12351 * tree-sra.c (analyze_access_subtree): Correct hole detection when
12352 total_scalarization fails.
12354 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
12356 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
12359 2016-01-27 Christian Bruel <christian.bruel@st.com>
12362 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
12363 Move arm_reset_previous_fndecl and set_target_option_current_node in
12364 the conditional part. Call save_restore_target_globals.
12365 * config/arm/arm.c (arm_set_current_function):
12366 Refactor to better support #pragma target and attribute mix.
12367 Call save_restore_target_globals.
12368 * config/arm/arm-protos.h (save_restore_target_globals): New function.
12370 2016-01-27 Martin Liska <mliska@suse.cz>
12372 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
12373 reference for an HSA kernel and its host function.
12375 2016-01-27 Jakub Jelinek <jakub@redhat.com>
12377 PR tree-optimization/69399
12378 * wide-int.h (wi::lrshift): For larger precisions, only
12379 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
12381 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
12383 * config/arc/predicates.md (proper_comparison_operator): Reject
12384 constant-constant comparison.
12386 2016-01-26 Tom de Vries <tom@codesourcery.com>
12388 PR tree-optimization/69110
12389 * tree-data-ref.c (initialize_data_dependence_relation): Handle
12390 DR_NUM_DIMENSIONS == 0.
12392 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
12393 Sebastian Pop <s.pop@samsung.com>
12395 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
12396 isl_ast_op_cond and isl_ast_op_select.
12397 (gcc_expression_from_isl_expr_op): Same.
12399 2016-01-26 Jason Merrill <jason@redhat.com>
12402 * tree.c (recompute_constructor_flags): Split out from
12404 (verify_constructor_flags): New.
12405 * tree.h: Declare them.
12407 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
12409 PR rtl-optimization/69217
12410 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
12411 are no TYPE_FIELDS set for the record type.
12413 2016-01-26 Jakub Jelinek <jakub@redhat.com>
12416 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
12417 toc_label_name unconditionally.
12418 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
12419 SYMBOL_REF string. Use toc_label_name instead of constructing
12421 (rs6000_elf_declare_function_name): Use toc_label_name instead of
12422 constructing LCTOC1.
12424 2016-01-26 Martin Sebor <msebor@redhat.com>
12427 * doc/extend.texi (Common Type Attributes): Move text that talks about
12428 attribute packed from attribute aligned to the section discussing
12429 the former attribute for clarity.
12431 2016-01-26 Richard Henderson <rth@redhat.com>
12433 PR middle-end/60908
12434 * trans-mem.c (tm_region_init): Mark entry block as visited.
12436 2016-01-26 David Malcolm <dmalcolm@redhat.com>
12439 * diagnostic-show-locus.c (layout::print_source_line): Replace
12440 call to pp_newline with call to layout::print_newline.
12441 (layout::print_annotation_line): Likewise.
12442 (layout::move_to_column): Likewise.
12443 (layout::print_any_fixits): After printing any fixits, print a
12444 trailing newline, if necessary.
12445 (layout::print_newline): New method, resetting any colorization
12447 (diagnostic_show_locus): Move the pp_newline to before the
12448 early bailout. Remove dummy block enclosing the layout instance.
12449 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
12450 of pp_newline_and_flush with pp_flush.
12451 (diagnostic_append_note): Delete use of pp_newline.
12452 (diagnostic_append_note_at_rich_loc): Delete.
12453 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
12454 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
12455 when newline characters are added to the buffer.
12457 2016-01-26 Michael Matz <matz@suse.de>
12459 * configure.ac (ac_cv_std_swap_in_utility): New test.
12460 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
12461 * configure: Regenerate.
12462 * config.in: Regenerate.
12464 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
12466 * config/arc/arc.md (cstoresi4): Force operand into register.
12467 (arcset<code>): Fix predicate.
12468 (arcsetltu): Likewise.
12469 (arcsetgeu): Likewise.
12470 (arcsethi): Likewise.
12471 (arcsetls): Likewise.
12473 2016-01-26 Jakub Jelinek <jakub@redhat.com>
12475 PR tree-optimization/69483
12476 * gimple-fold.c (canonicalize_constructor_val): Return NULL
12477 if base has error_mark_node type.
12479 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
12482 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
12483 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
12485 (vget_lane_f16): Handle big-endian.
12486 (vgetq_lane_f16): Likewise.
12487 (vset_lane_f16): Likewise.
12488 (vsetq_lane_f16): Likewise.
12489 * config/arm/iterators.md (VQXMOV): Add V8HF.
12490 (VDQ): Add V4HF and V8HF.
12491 (V_reg): Handle V4HF and V8HF.
12492 (Is_float_mode): Likewise.
12493 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
12494 neon_vdup_nv8hf): New patterns.
12495 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
12496 Use VD_LANE iterator.
12497 (neon_vld1_dup<mode>): Use VQ2 iterator.
12499 2016-01-26 Nathan Sidwell <nathan@acm.org>
12501 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
12502 (set_oacc_fn_attrib): Add IS_KERNEL arg.
12503 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
12504 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
12505 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
12506 (oacc_validate_dims): Add LEVEL arg, don't return level.
12507 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
12508 oacc_validate_dims.
12509 (execute_oacc_device_lower): Adjust, add more dump output.
12510 * tree-ssa-loop.c (gate_oacc_kernels): Use
12511 oacc_fn_attrib_kernels_p.
12512 * tree-parloops.c (create_parallel_loop): Adjust
12513 set_oacc_fn_attrib call.
12515 2016-01-26 Jakub Jelinek <jakub@redhat.com>
12518 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
12519 (append_compiler_options): Handle -fcilkplus.
12520 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
12522 2016-01-26 Nick Clifton <nickc@redhat.com>
12525 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
12526 been marked as DECL_ONE_ONLY but we do not the means to make it
12527 so, then do not allow it to bind locally.
12529 2016-01-26 Jakub Jelinek <jakub@redhat.com>
12532 * opts.h (parse_sanitizer_options): New prototype.
12533 * opts.c (sanitizer_opts): New array.
12534 (parse_sanitizer_options): New function.
12535 (common_handle_option): Use parse_sanitizer_options.
12537 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
12540 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
12541 alignment adjustment to ...
12542 (ix86_update_stack_boundary): Here. Don't over-align stack for
12544 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
12545 if __tls_get_addr is called.
12547 2016-01-26 Christian Bruel <christian.bruel@st.com>
12549 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
12551 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
12553 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
12555 2016-01-26 Richard Biener <rguenther@suse.de>
12557 PR middle-end/69467
12558 * match.pd: Guard X * CST CMP 0 pattern with single_use.
12560 2016-01-26 Richard Biener <rguenther@suse.de>
12562 PR tree-optimization/69452
12563 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
12564 (move_computations_dom_walker::before_dom_children): Rename
12566 (move_computations_worker): This.
12567 (move_computations): Perform an RPO rather than a DOM walk.
12569 2016-01-26 Jakub Jelinek <jakub@redhat.com>
12572 * combine.c (combine_instructions): For REG_EQUAL note with
12573 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
12574 to the underlying register.
12575 * doc/rtl.texi (REG_EQUAL): Document the behavior of
12576 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
12578 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
12581 * config/aarch64/aarch64-builtins.c
12582 (aarch64_init_simd_builtin_types): Do not set structural
12583 equality to __Poly{8,16,64,128}_t types.
12585 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
12587 PR tree-optimization/69400
12588 * wide-int.cc (wi_pack): Take the precision as argument and
12589 perform canonicalization here rather than in the callers.
12590 Use the main loop to handle all full-width HWIs. Add a
12591 zero HWI if in_len isn't a full result.
12592 (wi::divmod_internal): Update accordingly.
12593 (wi::mul_internal): Likewise. Simplify.
12595 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
12596 Sebastian Pop <s.pop@samsung.com>
12598 * graphite-poly.c (apply_poly_transforms): Simplify.
12599 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
12600 (print_isl_map): Same.
12601 (print_isl_union_map): Same.
12602 (print_isl_schedule): New.
12603 (debug_isl_schedule): New.
12604 * graphite-dependences.c (scop_get_reads): Do not call
12605 isl_union_map_add_map that is undocumented isl functionality.
12606 (scop_get_must_writes): Same.
12607 (scop_get_may_writes): Same.
12608 (scop_get_original_schedule): Remove.
12609 (scop_get_dependences): Do not call isl_union_map_compute_flow that
12610 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
12611 (compute_deps): Remove.
12612 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
12613 (debug_schedule_ast): New.
12614 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
12615 set_separate_option.
12616 (graphite_regenerate_ast_isl): Add dump.
12617 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
12618 from scop->transformed_schedule.
12619 (graphite_regenerate_ast_isl): Add more dump.
12620 * graphite-optimize-isl.c (optimize_isl): Set
12621 scop->transformed_schedule. Check whether schedules are equal.
12622 (apply_poly_transforms): Move here.
12623 * graphite-poly.c (apply_poly_transforms): ... from here.
12624 (free_poly_bb): Static.
12625 (free_scop): Static.
12626 (pbb_number_of_iterations_at_time): Remove.
12627 (print_isl_ast): New.
12628 (debug_isl_ast): New.
12629 (debug_scop_pbb): New.
12630 * graphite-scop-detection.c (print_edge): Move.
12631 (print_sese): Move.
12632 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
12633 (build_scop_scattering): Remove.
12634 (create_pw_aff_from_tree): Assert instead of bailing out.
12635 (add_condition_to_pbb): Remove unused code, do not fail.
12636 (add_conditions_to_domain): Same.
12637 (add_conditions_to_constraints): Remove.
12638 (build_scop_context): New.
12639 (add_iter_domain_dimension): New.
12640 (build_iteration_domains): Initialize pbb->iterators.
12641 Call add_conditions_to_domain.
12644 (index_outermost_in_loop): New.
12645 (index_pbb_in_loop): New.
12646 (outermost_pbb_in): New.
12647 (add_in_sequence): New.
12648 (add_outer_projection): New.
12649 (outer_projection_mupa): New.
12650 (add_loop_schedule): New.
12651 (build_schedule_pbb): New.
12652 (build_schedule_loop): New.
12653 (embed_in_surrounding_loops): New.
12654 (build_schedule_loop_nest): New.
12655 (build_original_schedule): New.
12656 (build_poly_scop): Call build_original_schedule.
12657 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
12658 (free_poly_dr): Remove.
12659 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
12660 (free_poly_bb): Remove.
12661 (debug_loop_vec): Remove.
12662 (print_isl_ast): Declare.
12663 (debug_isl_ast): Declare.
12664 (scop_do_interchange): Remove.
12665 (scop_do_strip_mine): Remove.
12666 (scop_do_block): Remove.
12667 (flatten_all_loops): Remove.
12668 (optimize_isl): Remove.
12669 (pbb_number_of_iterations_at_time): Remove.
12670 (debug_scop_pbb): Declare.
12671 (print_schedule_ast): Declare.
12672 (debug_schedule_ast): Declare.
12673 (struct scop): Remove schedule. Add original_schedule,
12674 transformed_schedule.
12675 (free_gimple_poly_bb): Remove.
12676 (print_generated_program): Remove.
12677 (debug_generated_program): Remove.
12678 (unify_scattering_dimensions): Remove.
12679 * sese.c (print_edge): ... here.
12680 (print_sese): ... here.
12681 (debug_edge): ... here.
12682 (debug_sese): ... here.
12683 * sese.h (print_edge): Declare.
12684 (print_sese): Declare.
12685 (dump_edge): Declare.
12686 (dump_sese): Declare.
12688 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
12689 Sebastian Pop <s.pop@samsung.com>
12691 * Makefile.in: Set ISLVER in site.exp.
12693 2016-01-25 Jakub Jelinek <jakub@redhat.com>
12695 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
12696 DECL_VALUE_EXPR of new_var even for the non-array case. Look
12697 through DECL_VALUE_EXPR for expansion.
12699 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
12701 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
12702 the frame info after reload completed.
12704 2016-01-25 Jeff Law <law@redhat.com>
12706 PR tree-optimization/69196
12707 PR tree-optimization/68398
12708 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
12709 tree-ssa-threadupdate.c.
12710 (determine_bb_domination_status): Prototype
12711 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
12712 (determine_bb_domination_status): No longer static.
12713 (valid_jump_thread_path): Remove code to detect characteristics
12714 of the jump thread path not associated with correctness.
12715 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
12716 Correct test for thread path length. Count PHIs for real operands as
12717 statements that need to be copied. Do not count ASSERT_EXPRs.
12718 Look at all the blocks in the thread path. Compute and selectively
12719 filter thread paths based on threading through the latch, threading
12720 a multiway branch or crossing a multiway branch.
12722 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12724 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
12725 decl with __attribute__ ((unused)) annotation.
12727 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
12730 * tree-vect-stmts.c (vectorizable_condition): Check vectype
12731 of operands is compatible with a statement vectype.
12733 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
12735 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
12736 improve wording for mixed storage order support.
12738 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
12740 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
12741 (vcvt_u64_f64): Likewise.
12742 (vcvta_s64_f64): Likewise.
12743 (vcvta_u64_f64): Likewise.
12744 (vcvtm_s64_f64): Likewise.
12745 (vcvtm_u64_f64): Likewise.
12746 (vcvtn_s64_f64): Likewise.
12747 (vcvtn_u64_f64): Likewise.
12748 (vcvtp_s64_f64): Likewise.
12749 (vcvtp_u64_f64): Likewise.
12751 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
12753 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
12754 (arc_init): Check validity mll64 option.
12755 (arc_save_restore): Use double load/store instruction.
12756 (arc_expand_movmem): Likewise.
12757 (arc_split_move): Don't split if we have double load/store
12758 instructions. Returns a boolean.
12759 (arc_process_double_reg_moves): Change function to return boolean
12760 instead of a sequence of instructions.
12761 (arc_dwarf_register_span): New function.
12762 * config/arc/arc-protos.h (arc_split_move): Change prototype.
12763 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
12764 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
12765 (*movdf_insn): Likewise.
12766 * config/arc/arc.opt (mll64): New option.
12767 * config/arc/predicates.md (even_register_operand): New predicate.
12768 * doc/invoke.texi (ARC Options): Add mll64 documentation.
12770 2016-01-25 Richard Biener <rguenther@suse.de>
12773 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
12774 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
12776 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
12778 2016-01-25 Richard Biener <rguenther@suse.de>
12780 PR tree-optimization/69376
12781 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
12783 (VN_INFO_ANTI_RANGE_P): New inline.
12784 (VN_INFO_RANGE_TYPE): Likewise.
12785 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
12786 SSA_NAME_ANTI_RANGE_P.
12787 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
12788 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
12789 Properly query VN_INFO_RANGE_TYPE.
12791 2016-01-25 Nick Clifton <nickc@redhat.com>
12794 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
12796 2016-01-23 Tom de Vries <tom@codesourcery.com>
12798 PR tree-optimization/69426
12799 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
12802 2016-01-23 Jakub Jelinek <jakub@redhat.com>
12804 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
12805 "the the" with "the" in the comments.
12806 * ipa-devirt.c (build_type_inheritance_graph,
12807 update_type_inheritance_graph): Likewise.
12808 * tree.c (build_function_type_list_1): Likewise.
12809 * cfgloopmanip.c (scale_loop_profile): Likewise.
12810 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
12811 * gimple-ssa-split-paths.c
12812 (find_block_to_duplicate_for_splitting_paths): Likewise.
12813 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
12814 * expr.c (convert_move): Likewise.
12815 * var-tracking.c (vt_stack_adjustments): Likewise.
12816 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
12817 * tree-vrp.c (test_for_singularity): Likewise.
12819 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
12820 directly instead of building a temporary tree.
12823 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
12824 remove <algorithm> include.
12826 2016-01-22 Jakub Jelinek <jakub@redhat.com>
12829 * config/i386/i386.c: Include dojump.h.
12830 (expand_small_movmem_or_setmem,
12831 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
12833 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
12834 if dynamic_check != -1.
12836 2016-01-21 Jeff Law <law@redhat.com>
12838 PR middle-end/69347
12839 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
12840 record_temporary_equivalences. Rewritten to avoid unnecessary calls
12841 into dominated_by_p.
12842 (cprop_into_successor_phis): Avoid unnecessary tests.
12844 2016-01-22 Richard Henderson <rth@redhat.com>
12847 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
12848 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
12850 2016-01-22 Michael Matz <matz@suse.de>
12852 * system.h (string, algorithm): Include only conditionally.
12853 (new): Include always under C++.
12854 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
12855 * final.c (toplevel): Ditto.
12856 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
12857 * genconditions.c (write_header): Make gencondmd.c define
12859 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
12861 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
12862 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
12864 2016-01-22 Christian Bruel <christian.bruel@st.com>
12867 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
12869 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12872 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
12873 define_insn_and_split. Ensure operands[1] and operands[0] do not
12874 get assigned the same register.
12876 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
12878 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
12880 2016-01-22 Christian Bruel <christian.bruel@st.com>
12882 * config/arm/arm-c.c (arm_pragma_target_parse):
12883 Remove warn_builtin_macro_redefined overwrite.
12885 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
12887 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
12888 flag_non_call_exceptions compatibility.
12890 2016-01-22 Jakub Jelinek <jakub@redhat.com>
12893 * dwarf2out.c (add_child_die_after): New function.
12894 (dwarf_qual_info_t): New type.
12895 (dwarf_qual_info): New variable.
12896 (qualified_die_p): New function.
12897 (modified_type_die): For -fdebug-types-section, ensure
12898 canonical order of qualifiers. Put qualified DIEs adjacent
12899 to the corresponding non-qualified type DIE and search there
12900 for existing qualified DIEs.
12902 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
12904 * doc/extend.texi (scalar_storage_order type attribute): Document
12905 restriction on type punning and aliasing, and remove future tense.
12907 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
12910 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
12913 2016-01-21 Jeff Law <law@redhat.com>
12915 PR middle-end/69347
12916 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
12917 useless call to record_temporary_equivalences.
12918 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
12919 allocate 10 slots in the bb_path vector and let it grow as needed.
12920 (fsm_find_control_statement_thread_paths): Similarly for the next_path
12923 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
12925 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
12927 * configure: Regenerate.
12929 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
12931 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
12932 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
12934 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
12936 PR middle-end/66178
12937 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
12938 drop EXPAND_INITIALIZER.
12939 * rtl.h (contains_symbolic_reference_p): Declare.
12940 * rtlanal.c (contains_symbolic_reference_p): New function.
12941 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
12942 a subtraction into a NOT if symbolic constants are involved.
12944 2016-01-21 Anton Blanchard <anton@samba.org>
12945 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12948 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
12950 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
12953 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
12955 * config/microblaze/microblaze.c
12956 (get_branch_target): New.
12957 (insert_wic_for_ilb_runout): New.
12959 (microblaze_machine_dependent_reorg): New.
12960 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
12961 * config/microblaze/microblaze.md
12962 (UNSPEC_IPREFETCH): Define.
12963 (iprefetch): New pattern
12964 * config/microblaze/microblaze.opt
12965 (mxl-prefetch): New flag.
12967 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
12969 * config/microblaze/microblaze.h
12970 (FIXED_REGISTERS): Update in macro.
12971 (CALL_USED_REGISTERS): Update in macro.
12973 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
12975 PR rtl-optimization/68920
12976 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
12979 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
12981 PR rtl-optimization/68990
12982 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
12983 pseudo instead of inheritance ones.
12985 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
12986 Nick Clifton <nickc@redhat.com>
12990 * config/mips/mips.c (mips_compute_frame_info): Initialise
12991 args_size and hard_frame_pointer_offset fields of the frame
12992 structure before calling mips_global_pointer.
12994 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
12996 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
12998 * configure: Regenerate.
13000 2016-01-21 Richard Biener <rguenther@suse.de>
13002 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
13004 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
13006 * config/s390/s390.c (s390_asm_declare_function_size): Add code
13007 to actually emit the .size directive.
13009 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
13010 Jakub Jelinek <jakub@redhat.com>
13014 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
13015 args array size by one to avoid buffer overflow.
13017 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
13019 * config/s390/s390.md (pool_section_start): Use switch_to_section
13020 to select proper read-only data section instead of hardcoding
13022 (pool_section_end): Use switch_to_section to match the above.
13024 2016-01-21 Richard Biener <rguenther@suse.de>
13026 PR tree-optimization/69378
13027 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
13028 (set_ssa_val_to): Use it for dominance checks taking into
13029 account not executable edges.
13031 2016-01-21 Jakub Jelinek <jakub@redhat.com>
13034 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
13035 for bitsize instead of GET_MODE_PRECISION (mode).
13037 2016-01-20 Martin Sebor <msebor@redhat.com>
13040 * extend.texi (__sync Builtins): Clarify the semantics of
13041 __sync_fetch_and_OP built-ins on pointers.
13042 (__atomic Builtins): Same.
13044 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
13045 Sebastian Pop <s.pop@samsung.com>
13047 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
13048 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
13049 (is_valid_rename): Same.
13050 (translate_isl_ast_to_gimple::get_rename): Same.
13051 (translate_isl_ast_to_gimple::rename_all_uses): Same.
13052 (translate_isl_ast_to_gimple::rename_uses): Same.
13053 (get_new_name): Check for close_phi nodes.
13054 (copy_loop_phi_args): Use phi_node_kind.
13055 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
13056 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
13058 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
13059 Sebastian Pop <s.pop@samsung.com>
13061 Revert commit r229783.
13062 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
13063 Remove use of parameter_rename_map.
13064 (copy_def): Remove.
13065 (copy_internal_parameters): Remove.
13066 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
13067 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
13068 (free_sese_info): Do not free parameter_rename_map.
13069 (set_rename): Do not use parameter_rename_map.
13070 (rename_uses): Update call to set_rename.
13071 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
13072 * sese.h (parameter_rename_map_t): Remove.
13073 (struct sese_info_t): Remove field parameter_rename_map.
13075 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
13076 Sebastian Pop <s.pop@samsung.com>
13078 * graphite-isl-ast-to-gimple.c: Fix comment.
13079 * graphite-scop-detection.c (defined_in_loop_p): New.
13080 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
13081 names defined in loop.
13083 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
13084 Sebastian Pop <s.pop@samsung.com>
13086 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
13087 Discard unstructured if-then-else regions.
13089 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
13090 Sebastian Pop <s.pop@samsung.com>
13092 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
13093 (cleanup_loop_iter_dom): Remove.
13094 (build_loop_iteration_domains): Remove.
13095 (build_scop_context): Remove.
13096 (build_scop_iteration_domain): Remove.
13097 (add_loop_constraints): New.
13098 (build_iteration_domains): New.
13099 (build_poly_scop): Call build_iteration_domains.
13101 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
13102 Sebastian Pop <s.pop@samsung.com>
13104 * graphite-scop-detection.c
13105 (scop_detection::harmful_loop_in_region): Free dom and loops.
13106 (scop_detection::loop_body_is_valid_scop): Free bbs.
13108 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
13109 Sebastian Pop <s.pop@samsung.com>
13111 * graphite-scop-detection.c (record_loop_in_sese): New.
13112 (gather_bbs::before_dom_children): Call record_loop_in_sese.
13113 (build_scops): Remove call to build_sese_loop_nests.
13114 * sese.c (sese_record_loop): Remove.
13115 (build_sese_loop_nests): Remove.
13116 (new_sese_info): Remove region->loops.
13117 (free_sese_info): Same.
13118 * sese.h (sese_contains_loop): Same.
13119 (build_sese_loop_nests): Remove.
13120 (sese_contains_loop): Remove.
13122 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
13123 Sebastian Pop <s.pop@samsung.com>
13125 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
13126 loop_is_valid_in_scop.
13127 (scop_detection::harmful_stmt_in_region): Renamed
13128 harmful_loop_in_region.
13129 Call loop_is_valid_in_scop.
13131 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
13132 Sebastian Pop <s.pop@samsung.com>
13134 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
13137 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
13138 Sebastian Pop <s.pop@samsung.com>
13140 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
13141 * graphite.h (struct poly_bb): Remove field is_reduction.
13142 (PBB_IS_REDUCTION): Remove.
13144 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
13145 Sebastian Pop <s.pop@samsung.com>
13147 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
13148 (add_pdr_constraints): Same.
13149 (scop_get_reads): Same.
13150 (scop_get_must_writes): Same.
13151 (scop_get_may_writes): Same.
13152 (scop_get_original_schedule): Same.
13153 (extend_schedule): Same.
13154 (apply_schedule_on_deps): Same.
13155 (carries_deps): Same.
13156 (compute_deps): Same.
13157 (scop_get_dependences): Same.
13158 * graphite-isl-ast-to-gimple.c
13159 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
13160 * graphite-optimize-isl.c (get_schedule_for_band): Same.
13161 (get_schedule_for_band_list): Same.
13162 (get_schedule_map): Same.
13163 (apply_schedule_map_to_scop): Same.
13164 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
13165 (build_loop_iteration_domains): Same.
13166 (add_condition_to_pbb): Same.
13167 (add_param_constraints): Same.
13168 (pdr_add_memory_accesses): Same.
13169 (pdr_add_data_dimensions): Same.
13171 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
13173 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
13176 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
13178 * common.opt (feliminate-dwarf2-dups): Replace references to
13179 "DWARF 2" with just "DWARF".
13180 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
13181 * doc/extend.texi: Likewise.
13182 * doc/cpp.texi: Likewise.
13183 * doc/invoke.texi: Likewise.
13184 (Option Summary): Add -gdwarf to list of Debugging Options.
13185 (Debugging Options): Document -gdwarf.
13186 * doc/contrib.texi: Spell "DWARF" like that.
13188 2016-01-21 Jakub Jelinek <jakub@redhat.com>
13190 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
13191 warning. Fix up formatting.
13193 PR middle-end/67653
13194 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
13195 attempt to mark memory input operand addressable and
13196 call prepare_gimple_addressable in that case. Don't adjust
13197 input_location for diagnostics, use error_at instead.
13199 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
13201 * config/rs6000/ppc-auxv.h: New file.
13202 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
13203 (cpu_is): Likewise.
13204 (cpu_supports): Likewise.
13205 * config/rs6000/rs6000.c: include "ppc-auxv.h".
13206 (cpu_is_info): New variable.
13207 (cpu_supports_info): Likewise.
13208 (tcb_verification_symbol): Likewise.
13209 (cpu_builtin_p): Likewise.
13210 (cpu_expand_builtin): New function.
13211 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
13212 (rs6000_init_builtins): Likewise.
13213 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
13214 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
13215 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
13216 * configure: Regenerate.
13217 * config.in: Likewise.
13218 * doc/extend.texi (PowerPC Built-in Functions): Document
13219 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
13221 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
13224 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
13226 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
13229 2016-01-20 Richard Henderson <rth@redhat.com>
13235 * tree.c (tm_define_builtin): New.
13236 (find_tm_vector_type): New.
13237 (build_tm_vector_builtins): New.
13238 (build_common_builtin_nodes): Call it.
13240 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
13242 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
13243 (arm_fp_ok): Likewise.
13244 (arm_fp): Likewise.
13245 (arm_crypto): Likewise.
13247 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
13248 Richard Biener <rguenther@suse.de>
13250 PR tree-optimization/69328
13251 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
13252 vectors have same number of elements.
13253 (vectorizable_condition): Fix masked version recognition.
13255 2016-01-20 Richard Biener <rguenther@suse.de>
13257 PR tree-optimization/69345
13258 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
13259 (VN_INFO_PTR_INFO): Likewise.
13260 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
13261 info when it is equal between non-dominating SSA names.
13262 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
13263 Make sure to look at original SSA infos.
13265 2016-01-20 Jeff Law <law@redhat.com>
13268 * config/m68k/predicates.md (pow2_m1_operand): New predicate
13270 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
13271 (pc_or_label_operand): New predicate.
13272 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
13273 tests for small integers that are 2^n - 1.
13275 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
13277 * doc/invoke.texi (Options Summary): Add '.' after @xref.
13279 2016-01-19 Jeff Law <law@redhat.com>
13281 PR middle-end/69347
13282 * tree-ssa-threadbackwards.c
13283 (fsm_find_control_statement_thread_paths): Do not try to lookup
13284 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
13286 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
13288 * doc/lto.texi: Remove text that says only Gold has linker plugin
13291 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
13293 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
13294 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
13295 the DIE accordingly.
13296 (modified_type_die): Add REVERSE parameter and pass it recursively,
13297 as well as to base_type_die. Adjust presence check accordingly.
13298 (base_type_for_mode): Adjust call to modified_type_die.
13299 (add_type_attribute): Add REVERSE parameter and pass it to
13301 (generic_parameter_die): Adjust call to add_type_attribute.
13302 (add_scalar_info): Likewise.
13303 (add_subscript_info): Likewise.
13304 (gen_array_type_die): Likewise.
13305 (gen_descr_array_type_die): Likewise.
13306 (gen_entry_point_die): Likewise.
13307 (gen_enumeration_type_die): Likewise.
13308 (gen_formal_parameter_die): Likewise.
13309 (gen_subprogram_die): Likewise.
13310 (gen_variable_die ): Likewise.
13311 (gen_const_die): Likewise.
13312 (gen_field_die): Likewise.
13313 (gen_pointer_type_die): Likewise.
13314 (gen_reference_type_die): Likewise.
13315 (gen_ptr_to_mbr_type_die): Likewise.
13316 (gen_inheritance_die): Likewise.
13317 (gen_subroutine_type_die): Likewise.
13318 (gen_typedef_die): Likewise.
13319 (force_type_die): Adjust call to modified_type_die.
13321 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
13323 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
13324 flow throughout the file. Fix broken link to Objective-C 2.0
13326 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
13329 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
13331 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
13333 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
13336 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
13337 (maybe_record_node): Record cxa_pure_virtual as the only possible
13338 target if there are not ohter candidates.
13339 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
13341 2016-01-19 Richard Biener <rguenther@suse.de>
13343 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
13344 (get_memory_order): Likewise.
13346 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
13348 * tree-vect-stmts.c (vectorizable_store): Check
13351 2016-01-19 David Malcolm <dmalcolm@redhat.com>
13354 * gcc.c (driver::decode_argv): Add call to
13355 init_opts_obstack before init_options_struct.
13356 * opts.c (init_opts_obstack): Remove idempotency.
13357 (init_options_struct): Replace call to init_opts_obstack
13358 with a gcc_assert to verify that it has already been called.
13359 * toplev.c (toplev::main): Add call to init_opts_obstack before
13360 calls to init_options_struct.
13361 (toplev::finalize): Move cleanup of opts_obstack next to
13362 cleanup of save_decoded_options, clearing the latter, and
13363 save_decoded_options_count.
13365 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13368 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
13369 attribute to unconditional. Remove %? from output template.
13371 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
13372 Jiong Wang <jiong.wang@arm.com>
13374 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
13375 generated from different expand order.
13377 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
13379 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
13380 Add support for CCMP costing.
13382 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
13384 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
13385 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
13386 (fccmpe<mode>): Likewise.
13387 (fcmp): Rename to fcmp and globalize pattern.
13389 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
13390 (aarch64_gen_ccmp_next): Add FP support.
13392 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
13394 * target.def (gen_ccmp_first): Update documentation.
13395 (gen_ccmp_next): Likewise.
13396 * doc/tm.texi (gen_ccmp_first): Update documentation.
13397 (gen_ccmp_next): Likewise.
13398 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
13399 expand_ccmp_expr_1. Improve comments.
13400 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
13401 (ccmp_ior<mode>): Remove pattern.
13402 (cmp<mode>): Remove expand.
13403 (cmp): Globalize pattern.
13404 (cstorecc4): Use cc_register.
13405 (mov<mode>cc): Remove ccmp_cc_register check.
13406 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
13407 Simplify after removal of CC_DNE/* modes.
13408 (aarch64_ccmp_mode_to_code): Remove.
13409 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
13410 In 'k' case use integer as condition.
13411 (aarch64_nzcv_codes): Remove inverted cases.
13412 (aarch64_code_to_ccmode): Remove.
13413 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
13414 comparison with CC register to be used in folowing CCMP/branch/CSEL.
13415 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
13416 pattern. Return the comparison with CC register. Invert conditions
13417 when bitcode is OR.
13418 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
13419 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
13421 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
13423 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
13424 instrumented_version.
13426 2016-01-19 Richard Biener <rguenther@suse.de>
13428 PR tree-optimization/69336
13429 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
13430 handled components with get_ref_base_and_extent.
13431 (equal_mem_array_ref_p): Adjust.
13433 2016-01-19 Jakub Jelinek <jakub@redhat.com>
13436 * shrink-wrap.c: Include valtrack.h.
13437 (move_insn_for_shrink_wrap): Add DEBUG argument. If
13438 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
13439 in between insn and where it will be moved to. Call
13440 dead_debug_insert_temp.
13441 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
13442 first and dead_debug_local_finish at the end.
13443 For uses and defs bitmap, handle all regs in between REGNO and
13444 END_REGNO, not just the first one.
13446 2016-01-19 Richard Biener <rguenther@suse.de>
13448 PR tree-optimization/69352
13449 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
13450 (equal_mem_array_ref_p): Constrain size and max size properly.
13451 Compare the reverse flag.
13453 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
13455 * ira.c (ira): Update regstat data if we deleted insns.
13457 2016-01-19 Jakub Jelinek <jakub@redhat.com>
13459 PR rtl-optimization/68955
13460 PR rtl-optimization/64557
13461 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
13462 here. Fix up formatting.
13463 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
13465 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
13468 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
13469 assume that the node has body.
13470 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
13473 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
13475 * lto-streamer-out.c (lto_output): Do not stream instrumentation
13478 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
13480 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
13481 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
13483 2016-01-19 Martin Jambor <mjambor@suse.cz>
13484 Martin Liska <mliska@suse.cz>
13485 Michael Matz <matz@suse.de>
13487 * Makefile.in (OBJS): Add new source files.
13488 (GTFILES): Add hsa.c.
13489 * common.opt (disable_hsa): New variable.
13490 (-Whsa): New warning.
13491 * config.in (ENABLE_HSA): New.
13492 * configure.ac: Treat hsa differently from other accelerators.
13493 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
13494 $enable_offloading.
13495 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
13496 * doc/install.texi (Configuration): Document --with-hsa-runtime,
13497 --with-hsa-runtime-include, --with-hsa-runtime-lib and
13498 --with-hsa-kmt-lib.
13499 * doc/invoke.texi (-Whsa): Document.
13500 (hsa-gen-debug-stores): Likewise.
13501 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
13502 to invoke offload compiler for hsa acclerator.
13503 * opts.c (common_handle_option): Determine whether HSA offloading
13504 should be performed.
13505 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
13506 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
13507 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
13508 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
13509 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
13510 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
13511 GF_OMP_FOR_KIND_GRID_LOOP.
13512 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
13513 (pp_gimple_stmt_1): Likewise.
13514 * gimple-walk.c (walk_gimple_stmt): Likewise.
13515 * gimple.c (gimple_build_omp_grid_body): New function.
13516 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
13517 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
13518 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
13519 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
13520 GF_OMP_TEAMS_GRID_PHONY.
13521 (gimple_statement_omp_single_layout): Updated comments.
13522 (gimple_build_omp_grid_body): New function.
13523 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
13524 (gimple_omp_for_grid_phony): New function.
13525 (gimple_omp_for_set_grid_phony): Likewise.
13526 (gimple_omp_parallel_grid_phony): Likewise.
13527 (gimple_omp_parallel_set_grid_phony): Likewise.
13528 (gimple_omp_teams_grid_phony): Likewise.
13529 (gimple_omp_teams_set_grid_phony): Likewise.
13530 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
13531 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
13532 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
13533 (BUILT_IN_GOMP_TARGET): Updated type.
13534 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
13535 (adjust_for_condition): New function.
13536 (get_omp_for_step_from_incr): Likewise.
13537 (extract_omp_for_data): Moved parts to adjust_for_condition and
13538 get_omp_for_step_from_incr.
13539 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
13540 (fixup_child_record_type): Bail out if receiver_decl is NULL.
13541 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
13542 (scan_omp_parallel): Do not create child functions for phony
13544 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
13545 (scan_omp_1_op): Checking assert we are not remapping to
13546 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
13547 (parallel_needs_hsa_kernel_p): New function.
13548 (expand_parallel_call): Register apprpriate parallel child
13549 functions as HSA kernels.
13550 (grid_launch_attributes_trees): New type.
13551 (grid_attr_trees): New variable.
13552 (grid_create_kernel_launch_attr_types): New function.
13553 (grid_insert_store_range_dim): Likewise.
13554 (grid_get_kernel_launch_attributes): Likewise.
13555 (get_target_argument_identifier_1): Likewise.
13556 (get_target_argument_identifier): Likewise.
13557 (get_target_argument_value): Likewise.
13558 (push_target_argument_according_to_value): Likewise.
13559 (get_target_arguments): Likewise.
13560 (expand_omp_target): Call get_target_arguments instead of looking
13561 up for teams and thread limit.
13562 (grid_expand_omp_for_loop): New function.
13563 (grid_arg_decl_map): New type.
13564 (grid_remap_kernel_arg_accesses): New function.
13565 (grid_expand_target_kernel_body): New function.
13566 (expand_omp): Call it.
13567 (lower_omp_for): Do not emit phony constructs.
13568 (lower_omp_taskreg): Do not emit phony constructs but create for them
13569 a temporary variable receiver_decl.
13570 (lower_omp_taskreg): Do not emit phony constructs.
13571 (lower_omp_teams): Likewise.
13572 (lower_omp_grid_body): New function.
13573 (lower_omp_1): Call it.
13574 (grid_reg_assignment_to_local_var_p): New function.
13575 (grid_seq_only_contains_local_assignments): Likewise.
13576 (grid_find_single_omp_among_assignments_1): Likewise.
13577 (grid_find_single_omp_among_assignments): Likewise.
13578 (grid_find_ungridifiable_statement): Likewise.
13579 (grid_target_follows_gridifiable_pattern): Likewise.
13580 (grid_remap_prebody_decls): Likewise.
13581 (grid_copy_leading_local_assignments): Likewise.
13582 (grid_process_kernel_body_copy): Likewise.
13583 (grid_attempt_target_gridification): Likewise.
13584 (grid_gridify_all_targets_stmt): Likewise.
13585 (grid_gridify_all_targets): Likewise.
13586 (execute_lower_omp): Call grid_gridify_all_targets.
13587 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
13588 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
13589 (tree_omp_clause): Added union field dimension.
13590 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
13591 * tree.c (omp_clause_num_ops): Added number of arguments of
13592 OMP_CLAUSE__GRIDDIM_.
13593 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
13594 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
13595 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
13596 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
13597 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
13598 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
13599 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
13600 * tree-pass.h (make_pass_gen_hsail): Declare.
13601 (make_pass_ipa_hsa): Likewise.
13602 * ipa-hsa.c: New file.
13603 * lto-section-in.c (lto_section_name): Add hsa section name.
13604 * lto-streamer.h (lto_section_type): Add hsa section.
13605 * timevar.def (TV_IPA_HSA): New.
13606 * hsa-brig-format.h: New file.
13607 * hsa-brig.c: New file.
13608 * hsa-dump.c: Likewise.
13609 * hsa-gen.c: Likewise.
13612 * toplev.c (compile_file): Call hsa_output_brig.
13613 * hsa-regalloc.c: New file.
13615 2016-01-18 Jeff Law <law@redhat.com>
13617 PR tree-optimization/69320
13618 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
13619 ranged object, do nothing if the RHS constant is not [0..1].
13620 (optimize_stmt): Comparing a boolean ranged object against a
13621 constant outside [0..1] results in a compile-time constant.
13623 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
13626 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
13628 * doc/invoke.texi (Invoking GCC): Add new section to menu.
13629 (Option Summary): Update to reflect new section and moved options.
13630 (C++ Dialect Options): Move -fstats to new section.
13631 (Debugging Options): Move all dump, statistics, and other GCC
13632 developer options to new section. Rewrite section introduction
13633 and re-order remaining options to put the more basic ones first.
13634 (Optimization Options): Move -fira-verbose and -flto-report* to
13636 (Developer Options): New section incorporating moved options.
13637 * doc/cppopts.texi (-dM): Update cross-reference.
13639 2016-01-18 Richard Henderson <rth@redhat.com>
13642 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
13643 operands to pseudo only if CSE is expected. Split long immediate
13644 operands only after reload, and for the stack pointer.
13645 (*add<GPI>3_pluslong): Remove.
13646 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
13647 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
13648 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
13649 (*add<GPI>3 peepholes): New.
13650 (*add<GPI>3 splitters): New.
13651 * config/aarch64/constraints.md (Upl): New.
13652 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
13654 2016-01-18 Richard Biener <rguenther@suse.de>
13656 PR tree-optimization/69297
13657 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
13659 (vect_bb_vectorization_profitable_p): Clear visited flag again.
13661 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
13663 PR middle-end/68542
13664 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
13665 of mixind vector and scalar types.
13666 (fold_relational_const): Add handling of vector
13667 comparison with boolean result.
13668 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
13669 comparison of vector operands with boolean result for EQ/NE only.
13670 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
13671 (verify_gimple_cond): Likewise.
13672 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
13675 2016-01-18 Joseph Myers <joseph@codesourcery.com>
13677 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
13680 2016-01-18 Richard Biener <rguenther@suse.de>
13682 PR middle-end/69308
13683 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
13685 2016-01-18 Tom de Vries <tom@codesourcery.com>
13687 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
13689 2016-01-18 Tom de Vries <tom@codesourcery.com>
13691 * omp-low.c (set_oacc_fn_attrib): Make extern.
13692 * omp-low.h (set_oacc_fn_attrib): Declare.
13693 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
13694 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
13695 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
13696 Add and handle function parameter oacc_kernels_p.
13697 (find_reduc_addr, get_omp_data_i_param): New function.
13698 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
13699 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
13700 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
13701 Calculate dominance info. Skip loops that are not in a kernels region
13702 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
13703 (pass_parallelize_loops::execute): Call parallelize_loops with
13704 oacc_kernels_p argument.
13705 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
13706 New member function.
13707 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
13708 * passes.def: Add argument to pass_parallelize_loops instantation.
13710 2016-01-18 Tom de Vries <tom@codesourcery.com>
13712 * tree-parloops.c (pass_parallelize_loops::execute): Allow
13713 pass_parallelize_loops to be run outside the loop pipeline.
13715 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
13717 * tree-scalar-evolution.c (follow_copies_to_constant): New.
13718 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
13720 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
13723 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
13724 using get_ref_base_and_extent.
13725 (equal_mem_array_ref_p): New.
13726 (hashable_expr_equal_p): Add call to previous.
13728 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
13731 * tree-sra.c (disqualified_constants, constant_decl_p): New.
13732 (sra_initialize): Allocate disqualified_constants.
13733 (sra_deinitialize): Free disqualified_constants.
13734 (disqualify_candidate): Update disqualified_constants when appropriate.
13735 (create_access): Scan for constant-pool entries as we go along.
13736 (scalarizable_type_p): Add check against type_contains_placeholder_p.
13737 (maybe_add_sra_candidate): Allow constant-pool entries.
13738 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
13739 (initialize_constant_pool_replacements): New.
13740 (sra_modify_assign): Avoid mangling assignments created by previous,
13741 and don't generate writes into constant pool.
13742 (sra_modify_function_body): Call initialize_constant_pool_replacements.
13744 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
13746 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
13747 andnot instruction.
13748 (scalar_chain::convert_op): Likewise.
13749 * config/i386/i386.md (*andndi3_doubleword): New.
13751 2016-01-18 Richard Biener <rguenther@suse.de>
13753 PR tree-optimization/69170
13754 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
13755 building a vector from scalar results of a pattern stmt.
13757 2016-01-18 Jakub Jelinek <jakub@redhat.com>
13759 * haifa-sched.c (autopref_multipass_init): Work around
13760 -Wmaybe-uninitialized warning.
13762 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
13764 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
13765 against the constant 0.
13767 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13769 PR tree-optimization/68799
13770 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
13771 look up phi candidates in the statement-candidate map.
13772 (phi_add_costs): Likewise.
13773 (record_phi_increments): Likewise.
13774 (phi_incr_cost): Likewise.
13775 (ncd_with_phi): Likewise.
13776 (all_phi_incrs_profitable): Likewise.
13778 2016-01-17 Jakub Jelinek <jakub@redhat.com>
13780 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
13781 -Wmaybe-uninitialized warning.
13783 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
13785 * doc/invoke.texi (Invoking GCC): Add new section to menu.
13786 (Option Summary): Update to reflect new section and moved options.
13787 (C++ Dialect Options): Move -fvtable-verify and related options.
13788 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
13789 and profiling-related options.
13790 (Optimization Options): Move profile generation options and
13791 -fstack-protector and related options.
13792 (Instrumentation Options): New section incorporating moved options.
13793 (Code Generation Options): Move -finstrument-functions and
13794 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
13796 2016-01-16 Tom de Vries <tom@codesourcery.com>
13798 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
13800 2016-01-16 Tom de Vries <tom@codesourcery.com>
13802 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
13804 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
13806 * hash-table.h (hash_table::empty): Turn into an inline wrapper
13807 that checks whether the table is already empty. Rename the
13808 original implementation to...
13809 (hash_table::empty_slot): ...this new private function.
13811 2016-01-15 David Malcolm <dmalcolm@redhat.com>
13813 PR diagnostic/68899
13814 * diagnostic-show-locus.c (layout::print_source_line): Move x
13815 offset of line until after call to
13816 get_line_width_without_trailing_whitespace.
13818 2016-01-15 Jeff Law <law@redhat.com>
13820 PR tree-optimization/69270
13821 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
13822 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
13823 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
13824 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
13825 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
13826 ssa_name_has_boolean_range and constant_boolean_node.
13828 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
13830 PR rtl-optimization/69030
13831 * lra-spills.c (remove_pseudos): Check nrefs and make the function
13833 (spill_pseudos): Delete debug insn for dead pseudo.
13834 (lra_spill): Initiate spill_hard_reg and slots memory separately.
13836 2016-01-15 Jiong Wang <jiong.wang@arm.com>
13838 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
13840 (TYPES_UNOPUS): Likewise.
13841 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
13842 builtin type, from UNOP to UNOPUS.
13843 (lbtruncuv4sf): Likewise.
13844 (lbtruncuv2df): Likewise.
13845 (lrounduv2sf): Likewise.
13846 (lrounduv4sf): Likewise.
13847 (lrounduv2df): Likewise.
13848 (lroundusf): Likewise.
13849 (lroundusf): Likewise.
13850 (lceiluv2sf): Likewise.
13851 (lceiluv4sf): Likewise.
13852 (lceiluv2df): Likewise.
13853 (lceilusf): Likewise.
13854 (lceiludf): Likewise.
13855 (lflooruv2sf): Likewise.
13856 (lflooruv4sf): Likewise.
13857 (lflooruv2df): Likewise.
13858 (lfloorusf): Likewise.
13859 (lfloorudf): Likewise.
13860 (lfrintnuv2sf): Likewise.
13861 (lfrintnuv4sf): Likewise.
13862 (lfrintnuv2df): Likewise.
13863 (lfrintnusf): Likewise.
13864 (lfrintnudf): Likewise.
13865 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
13867 (vcvtq_u32_f32): Likewise.
13868 (vcvtq_u64_f64): Likewise.
13869 (vcvta_u32_f32): Likewise.
13870 (vcvtaq_u32_f32): Likewise.
13871 (vcvtaq_u64_f64): Likewise.
13872 (vcvtm_u32_f32): Likewise.
13873 (vcvtmq_u32_f32): Likewise.
13874 (vcvtmq_u64_f64): Likewise.
13875 (vcvtn_u32_f32): Likwise.
13876 (vcvtnq_u32_f32): Likewise.
13877 (vcvtnq_u64_f64): Likewise.
13878 (vcvtp_u32_f32): Likewise.
13879 (vcvtpq_u32_f32): Likewise.
13880 (vcvtpq_u64_f64): Likewise.
13881 (vcvtmd_u64_f64): Likewise.
13882 (vcvtms_u32_f32): Likewise.
13883 (vcvtad_u64_f64): Likewise.
13884 (vcvtas_u32_f32): Likewise.
13885 (vcvtnd_u64_f64): Likewise.
13886 (vcvtns_u32_f32): Likewise.
13887 (vcvtpd_u64_f64): Likewise.
13888 (vcvtps_u32_f32): Likewise.
13890 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13892 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
13893 CSEL of zero_extended registers.
13895 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13897 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
13898 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
13900 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13902 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
13903 false when argument string is not found in the attributes table
13906 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
13909 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
13910 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
13911 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
13912 precision estimate.
13914 2016-01-15 Richard Biener <rguenther@suse.de>
13916 PR tree-optimization/66856
13917 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
13918 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
13919 (vect_create_new_slp_node): Increment stmt reference count.
13920 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
13921 an SLP tree before swapping operands.
13922 (vect_build_slp_tree): Likewise.
13923 (destroy_bb_vec_info): Free stmt info after SLP instances.
13924 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
13925 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
13926 (STMT_VINFO_NUM_SLP_USES): New macro.
13928 2016-01-15 Richard Biener <rguenther@suse.de>
13931 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
13932 (add_linkage_name): ... here.
13933 (gen_typedef_die): Use add_linkage_name_raw instead of
13934 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
13937 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
13939 * gimplify.c (oacc_default_clause): Decode reference and pointer
13940 types for both kernels and parallel regions.
13942 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
13944 PR middle-end/69246
13945 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
13947 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
13949 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
13950 (convert_scalars_to_vector): Likewise.
13952 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
13954 * doc/extend.texi (Type Traits): Fix grammar.
13956 2016-01-15 Martin Jambor <mjambor@suse.cz>
13958 * tree-inline.c (remap_decl): Use existing dclarations if
13959 remapping a type and prevent_decl_creation_for_types.
13960 (replace_locals_stmt): Do an initial remapping of non-VLA typed
13961 decls first. Do real remapping with
13962 prevent_decl_creation_for_types set.
13963 * tree-inline.h (copy_body_data): New field
13964 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
13967 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
13969 * config/s390/s390.opt (mmvcle): More verbose help text.
13971 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
13973 * config/s390/s390.opt: Add period to -mzvector option text.
13975 2016-01-15 Richard Biener <rguenther@suse.de>
13977 PR tree-optimization/68961
13978 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
13979 of invariants in stores again.
13981 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
13983 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
13985 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
13987 * config/i386/i386.c (ix86_expand_branch): Don't split
13988 DI mode xor instruction to SI mode.
13990 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
13993 * ipa-icf.c (sem_function::merge): Virtual functions may become
13994 reachable even if they address is not taken and there are no
13997 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
13999 * lto-streamer-out.c (subtract_estimated_size): New function.
14000 (get_symbol_initial_value): Use it.
14002 2016-01-15 Christian Bruel <christian.bruel@st.com>
14005 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
14006 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
14007 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
14008 use add_builtin_function_ext_scope instead of add_builtin_function.
14009 (neon_set_p, neon_crypto_set_p): Remove.
14010 (arm_init_builtins): Always call arm_init_neon_builtins and
14011 arm_init_crypto_builtins.
14012 (arm_expand_builtin): Check that builtins are allowed for the arch.
14013 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
14014 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
14015 arm_init_neon_builtins call.
14017 2016-01-15 Richard Biener <rguenther@suse.de>
14019 PR tree-optimization/69117
14020 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
14021 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
14022 of the leader conservatively.
14023 (free_scc_vn): Restore original SSA name infos.
14025 2016-01-14 Jeff Law <law@redhat.com>
14027 PR tree-optimization/69270
14028 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
14029 single bit of precision, verify it's also unsigned.
14030 (record_edge_info): Use constant_boolean_node rather than fold_convert
14031 to convert boolean_true/boolean_false to the right type.
14033 2016-01-14 Richard Henderson <rth@redhat.com>
14036 * loop-doloop.c (record_reg_sets): New.
14037 (doloop_optimize): Reject the transform if the sequence
14038 clobbers registers live at the end of the loop block.
14039 (doloop_optimize_loops): Enable df_live if needed.
14041 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
14043 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
14044 * config/rs6000/rs6000.c: Likewise.
14045 * config/rs6000/rs6000.h: Likewise.
14046 * config/rs6000/rs6000.md: Likewise.
14047 * doc/extend.texi: Likewsie.
14049 2016-01-14 Jeff Law <law@redhat.com>
14051 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
14054 2016-01-14 Richard Henderson <rth@redhat.com>
14058 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
14059 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
14060 instead of builtin_decl_declared_p to test for declaration.
14062 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
14064 * doc/loop.texi (Loop Analysis and Representation): Document
14065 loop_depth function.
14067 2016-01-14 Tom de Vries <tom@codesourcery.com>
14069 PR tree-optimization/68773
14070 * omp-low.c (expand_omp_target): Don't set force_output.
14071 * varpool.c (varpool_node::get_create): Same.
14072 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
14073 offload_funcs with force_output.
14075 2016-01-14 Jakub Jelinek <jakub@redhat.com>
14078 * lra-eliminations.c (move_plus_up): Don't change anything if either
14079 the outer or inner subreg mode is not MODE_INT.
14080 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
14081 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
14083 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
14085 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
14086 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
14087 reduc_uplus_@var{m}): Remove.
14088 * expr.c (expand_expr_real_2): Remove expansion path for
14089 reduc_[us](min|max|plus) optabs.
14090 * optabs-tree.c (scalar_reduc_to_vector): Remove.
14091 * optabs-tree.h (scalar_reduc_to_vector): Remove.
14092 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
14093 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
14094 * tree-vect-loop.c (vectorizable_reduction): Remove test for
14095 reduc_[us](min|max|plus) optabs.
14097 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
14099 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
14100 (reduc_plus_scal_v2sf): New.
14101 (reduc_smax_v2sf): Rename to...
14102 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
14103 (reduc_smin_v2sf): Rename to...
14104 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
14106 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
14108 * alias.c (compare_base_symbol_refs): New function.
14109 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
14112 2016-01-14 Jakub Jelinek <jakub@redhat.com>
14114 PR middle-end/68146
14115 PR tree-optimization/69155
14116 * tree-complex.c: Include cfganal.h.
14117 (phis_to_revisit): New variable.
14118 (extract_component): Add phiarg_p argument. Assert that returned
14119 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
14120 (update_phi_components): Partly rewrite to use loop over real/imag
14121 components instead of code duplication. If extract_component returns
14122 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
14123 create_tmp_reg into the PHI node instead, and mention the phi triplet
14124 in phis_to_revisit.
14125 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
14126 in phis_to_revisit at the end.
14128 2016-01-14 Richard Biener <rguenther@suse.de>
14130 PR tree-optimization/68060
14131 * tree-vect-loop.c (vect_is_simple_reduction): Check the
14132 outer loop reduction is only used in the inner loop before
14133 detecting a double reduction.
14135 2016-01-14 Jakub Jelinek <jakub@redhat.com>
14138 * combine.c (expand_field_assignment): Punt if compute_mode is
14139 unsupported scalar mode.
14141 2016-01-14 Richard Biener <rguenther@suse.de>
14143 PR tree-optimization/66856
14144 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
14145 SLP node only if it built successfully.
14146 (vect_analyze_slp_instance): Adjust.
14148 2016-01-14 Jeff Law <law@redhat.com>
14150 PR tree-optimization/69270
14151 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
14152 (record_edge_info): Use it. Convert boolean_{true,false}_node
14153 to the type of op0.
14155 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
14158 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
14159 use block_ultimate_origin
14160 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
14162 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
14164 * doc/invoke.texi (Submodel Options): Rename section to
14165 "Machine-Dependent Options" to better reflect its content.
14166 Rewrite introductory text to remove archaic CPU names.
14169 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
14171 * doc/invoke.texi (Code Gen Options): Move section up in file,
14172 before target-specific options. Update menu and option summary
14173 to reflect the new section ordering.
14175 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
14177 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
14178 (C++ Dialect Options): Add cross-reference to -std option.
14179 * doc/standards.texi (C++ Language): Document C++14 support.
14181 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
14183 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
14184 for pack/unpack functions for __ibm128.
14185 (PACK_IF): Likewise.
14186 (UNPACK_IF): Likewise.
14188 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
14189 support for __ibm128 pack/unpack functions.
14190 (rs6000_invalid_builtin): Likewise.
14191 (rs6000_init_builtins): Likewise.
14192 (rs6000_opt_masks): Likewise.
14194 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
14195 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
14197 (RS6000_BTM_COMMON): Likewise.
14199 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
14200 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
14201 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
14202 128-bit floating point. Add support for the double values to be
14203 in Altivec registers for TF/IF packing and unpacking, but restrict
14204 TD packing sub-fields to be FPR registers. Don't allow overlapped
14205 register support for packing. Allow pack inputs to be memory
14206 locations. Don't build generator functions for unpack<mode>_dm
14207 and unpack<mode>_nodm.
14208 (unpack<mode>_dm): Likewise.
14209 (unpack<mode>_nodm): Likewise.
14210 (pack<mode>): Likewise.
14212 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
14213 built-in functions to pack/unpack explicit __ibm128 values.
14214 (__builtin_unpack_ibm128): Likewise.
14216 * doc/extend.texi (PowerPC Built-in Functions): Document
14217 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
14219 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
14222 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
14223 Add new arg loc and pass it down as context.
14224 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
14225 to the location to use for the warning.
14226 (check_function_arguments): New arg loc. All callers changed. Pass
14227 it to check_function_nonnull.
14228 * c-common.h (check_function_arguments): Adjust declaration.
14230 2016-01-13 Jakub Jelinek <jakub@redhat.com>
14232 PR tree-optimization/69156
14233 * gimple.c (validate_type): Removed.
14234 (gimple_builtin_call_types_compatible_p): Use
14235 useless_type_conversion_p instead of validate_type.
14236 * value-prof.c (gimple_stringop_fixed_value): Fold
14237 icall_size to correct type.
14239 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
14241 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
14244 2016-01-13 Richard Henderson <rth@redhat.com>
14247 * target.def (builtin_tm_load, builtin_tm_store): Remove.
14248 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
14249 (ix86_builtin_tm_store): Remove.
14250 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
14251 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
14252 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
14253 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
14254 * doc/tm.texi: Rebuild.
14256 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
14257 (BUILT_IN_TM_MEMCPY_RTWN): New.
14258 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
14259 fallback from vector to integer helpers.
14260 (build_tm_load): Handle vector types directly, instead of
14262 (build_tm_store): Likewise.
14263 (expand_assign_tm): Prepare for register types not handled by
14264 the above. Copy them to memory and use memcpy.
14265 * tree.c (tm_define_builtin): New.
14266 (find_tm_vector_type): New.
14267 (build_tm_vector_builtins): New.
14268 (build_common_builtin_nodes): Call it.
14270 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
14272 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
14273 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
14275 2016-01-13 Tom de Vries <tom@codesourcery.com>
14277 PR tree-optimization/69169
14278 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
14279 handled_struct_type param.
14280 (create_variable_info_for, intra_create_variable_infos): Call
14281 create_variable_info_for_1 with extra arg.
14283 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
14285 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
14286 and "armv8.1-a+crc" entries.
14288 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
14291 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
14292 Change first operand predicate from register_or_constm1_operand
14293 to register_operand.
14294 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
14295 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
14296 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
14297 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
14298 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
14299 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
14300 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
14301 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
14302 comparison with constm1_rtx from vec_prefetch_gen part.
14304 2016-01-13 Richard Biener <rguenther@suse.de>
14306 PR tree-optimization/69013
14307 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
14308 Exchange assert for a test.
14310 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14313 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
14315 2016-01-13 Richard Biener <rguenther@suse.de>
14317 PR tree-optimization/69242
14318 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
14319 assert with a check.
14321 2016-01-13 Richard Biener <rguenther@suse.de>
14323 PR tree-optimization/69186
14324 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
14325 Properly guard vect_update_misalignment_for_peel call.
14327 2016-01-12 Jeff Law <law@redhat.com>
14329 PR tree-optimization/pr67755
14330 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
14331 "need_profile_correction".
14332 (thread_block_1): Initialize new field to false by default. If we
14333 have multiple thread paths through a common joiner to different
14334 final targets, then set new field to true.
14335 (compute_path_counts): Only do count adjustment when it's really
14338 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
14340 * doc/invoke.texi (Spec Files): Move section down in file, past
14341 all command-line option descriptions.
14343 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14345 PR middle-end/54809
14346 * doc/gty.texi: Remove documentation of mark_hook.
14347 * gengtype.c (struct write_types_data): Remove code to support
14348 mark_hook attribute.
14349 (walk_type): Likewise.
14350 (write_func_for_structure): Likewise.
14352 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
14354 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
14355 Directory Options, and -specs= to Overall Options.
14356 (Overall Options): Adjust similarly. Reorder to group related
14357 options together. Make -specs= cross-reference the spec file details.
14358 (Directory Options): Adjust similarly.
14360 2016-01-12 Jeff Law <law@redhat.com>
14362 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
14364 2016-01-12 Olivier Hainque <hainque@adacore.com>
14366 * gcc.c (spec_undefvar_allowed): New global.
14367 (process_command): Set to true when running for --version or --help,
14369 (getenv_spec_function): When the variable is not defined, use the
14370 variable name as the variable value if we're allowed not to issue
14373 2016-01-12 Bin Cheng <bin.cheng@arm.com>
14375 PR tree-optimization/68911
14376 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
14377 information computed for expression "init + nit * step".
14379 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
14381 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
14382 about name of GCC executable. Remove deleted node from menu.
14383 (Directory Options) <-B>: Remove cross-reference to deleted node.
14384 (Target Options): Delete section.
14386 2016-01-12 Christian Bruel <christian.bruel@st.com>
14389 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
14390 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
14392 2016-01-12 Jakub Jelinek <jakub@redhat.com>
14395 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
14396 aligned_mem is properly set for AVX512-VL floating point masked
14400 * ifcvt.c (cond_exec_process_if_block): When removing the last
14401 insn from then_bb, remove also any possible barriers that follow it.
14403 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
14407 * config/i386/iamcu.h (SIZE_TYPE): New macro.
14408 (PTRDIFF_TYPE): Likewise.
14409 (WCHAR_TYPE): Likewise.
14410 (WCHAR_TYPE_SIZE): Likewise.
14411 (STDINT_LONG32): Likewise.
14413 2016-01-12 Richard Biener <rguenther@suse.de>
14415 PR tree-optimization/69053
14416 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
14417 convert initial value for cond reductions.
14419 2016-01-12 Richard Biener <rguenther@suse.de>
14421 PR tree-optimization/69007
14422 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
14423 widen_sum after dot_prod and sad.
14425 2016-01-12 Richard Biener <rguenther@suse.de>
14427 PR tree-optimization/69168
14428 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
14429 pattern stmt SLP type.
14430 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
14431 end up unused so cope with that case.
14433 2016-01-12 Richard Biener <rguenther@suse.de>
14435 PR tree-optimization/69157
14436 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
14437 stmts def type only during analyze phase.
14438 (vectorizable_call): Likewise.
14439 (vectorizable_simd_clone_call): Likewise.
14440 (vectorizable_conversion): Likewise.
14441 (vectorizable_assignment): Likewise.
14442 (vectorizable_shift): Likewise.
14443 (vectorizable_operation): Likewise.
14444 (vectorizable_store): Likewise.
14445 (vectorizable_load): Likewise.
14447 2016-01-12 Richard Biener <rguenther@suse.de>
14449 PR tree-optimization/69174
14450 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
14452 (vectorizable_load): Properly compute the number of loads needed
14453 for permuted strided SLP loads and do not spuriously assign
14454 to SLP_TREE_VEC_STMTS.
14456 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
14458 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
14459 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
14460 (MD_EXEC_PREFIX): Remove.
14461 (MD_STARTFILE_PREFIX) Removee.
14462 (FILE_NAME_ABSOLUTE_P): Remove.
14463 (CPP_SPEC): Do not read macros from sys/version.h.
14464 (LINK_COMMAND_SPEC): Remove.
14465 (LOCAL_INCLUDE_DIR): Remove.
14466 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
14467 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
14468 (POST_LINK_SPEC): Define to invoke stubify after linker
14469 (LIBSTDCXX): Remove define
14470 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
14471 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
14472 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
14473 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
14474 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
14475 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
14476 (i386_djgpp_asm_named_section): Add propotype of new procedure
14478 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
14479 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
14480 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
14481 in config/i386/djgpp.h).
14482 (STANDARD_STARTFILE_PREFIX_2): Define identical to
14483 STANDARD_STARTFILE_PREFIX_1.
14484 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
14485 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
14486 installation errors.
14487 (MAX_OFILE_ALIGNMENT): Define to 128.
14488 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
14490 * config/i386/djgpp.c: New file. Add implementation of
14491 i386_djgpp_asm_named_section.
14493 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
14495 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
14496 Add rule for building djgpp.o.
14498 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
14500 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
14501 (rtx_is_swappable_p): Reductions are swappable.
14502 (insn_is_swappable_p): V2DF reductions are swappable.
14504 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
14506 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
14507 reloads for other unsupported memory operands.
14509 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
14510 Jim Wilson <jim.wilson@linaro.org>
14513 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
14514 copy_to_mode_reg instead of force_reg.
14516 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
14519 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
14520 TARGET_80387 is true.
14522 2016-01-11 Jakub Jelinek <jakub@redhat.com>
14525 * lra-eliminations.c (move_plus_up): Only move plus up
14526 if subreg of the constant can be simplified into constant
14527 and use the simplified subreg of the constant instead of
14528 the original constant.
14530 * fold-const.c (fold_convertible_p): Don't return true
14531 for conversion of VECTOR_TYPE to same sized integral type.
14532 (fold_convert_loc): Fix up formatting. Fold conversion of
14533 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
14534 instead of NOP_EXPR.
14536 PR tree-optimization/69214
14537 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
14538 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
14541 PR tree-optimization/69207
14542 * tree-vect-slp.c (vect_get_constant_vectors): For
14543 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
14544 fold_convertible_p to vector_type's element type, and always
14545 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
14547 2016-01-11 Richard Biener <rguenther@suse.de>
14549 PR tree-optimization/69173
14550 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
14551 fixup the cycle if all stmts are in a pattern.
14553 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
14555 PR middle-end/68999
14556 * alias.c (base_alias_check): Move check for addresses with
14557 alignment ANDs before the call for compare_base_decls.
14558 (memrefs_conflict_p): Return -1 for different decls
14559 that went through alignment adjustments.
14561 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14563 PR rtl-optimization/68796
14564 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
14565 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
14566 and QImode comparisons against zero with CC_NZmode.
14567 * config/aarch64/iterators.md (short_mask): New mode_attr.
14569 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
14571 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
14572 (<avx512>_store<mode>_mask): Likewise.
14574 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
14575 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14577 PR rtl-optimization/68841
14578 * ifcvt.c (struct noce_if_info): Add orig_x field.
14579 (bbs_ok_for_cmove_arith): Add to_rename parameter.
14580 Don't record conflicts on to_rename if it's present.
14581 Allow memory destinations in sets.
14582 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
14583 blocks, passing orig_x to the checks.
14584 (noce_process_if_block): Set if_info->orig_x appropriately.
14586 2016-01-11 Tom de Vries <tom@codesourcery.com>
14588 PR tree-optimization/69069
14589 * tree-parloops.c (create_parallel_loop): Add missing phi args.
14591 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
14593 PR rtl-optimization/68920
14594 * config/i386/i386.c (ix86_option_override_internal): Restrict number
14595 of conditional moves for RTL if-conversion to 1 for
14596 TARGET_ONE_IF_CONV_INSN.
14597 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
14598 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
14599 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
14600 parameter to restirct number of conditional moves for
14602 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
14603 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
14606 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
14609 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
14610 onepart vars. Fix typo in comment. Fix reversed condition in
14612 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
14615 * var-tracking.c (dump_onepart_variable_differences): New.
14616 (dataflow_set_different): If a detailed dump is requested,
14617 delay early returns and dump differences between onepart
14618 variables present before and after, and added variables.
14620 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
14623 * expr.c (expand_expr_real_1): For boolean vector constants
14624 with a scalar mode use const_scalar_mask_from_tree.
14625 (const_scalar_mask_from_tree): New.
14626 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
14627 assigned to a mask type to handle constants.
14629 2016-01-11 Martin Jambor <mjambor@suse.cz>
14632 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
14633 useless parameters if we cannot change function signature.
14635 2016-01-11 Martin Jambor <mjambor@suse.cz>
14638 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
14641 2016-01-11 Tom de Vries <tom@codesourcery.com>
14643 PR tree-optimization/69109
14644 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
14647 2016-01-11 Tom de Vries <tom@codesourcery.com>
14649 PR tree-optimization/69108
14650 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
14651 res is not used in a phi.
14653 2016-01-11 Yury Gribov <y.gribov@samsung.com>
14656 * common.opt (frandom-seed): Fix parameter name.
14657 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
14659 2016-01-11 Tom de Vries <tom@codesourcery.com>
14661 PR tree-optimization/69058
14662 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
14665 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
14667 * config/arc/arc.opt (mdiv-rem): Add period to the end.
14668 (mcode-density): Likewise.
14670 2016-01-10 Tom de Vries <tom@codesourcery.com>
14672 PR tree-optimization/69062
14673 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
14674 (parallelize_loops): Don't paralelize loop that has phi with address
14677 2016-01-10 Tom de Vries <tom@codesourcery.com>
14679 PR tree-optimization/69039
14680 * tree-parloops.c (try_create_reduction_list): Only allow single exit
14683 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
14685 PR middle-end/68743
14686 * match.pd: Require target has function_c99_misc before doing
14687 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
14689 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
14691 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
14693 * configure: Regenerate.
14695 2016-01-09 Jakub Jelinek <jakub@redhat.com>
14697 PR middle-end/50865
14698 PR tree-optimization/69097
14699 * fold-const.h (expr_not_equal_to): New prototype.
14700 * fold-const.c: Include stringpool.h and tree-ssanames.h.
14701 (expr_not_equal_to): New function.
14702 * match.pd (X % -Y is the same as X % Y): Don't optimize
14703 unless X is known not to be equal to minimum or Y is known
14704 not to be equal to -1.
14705 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
14706 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
14707 (simplify_stmt_using_ranges): Adjust caller.
14708 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
14709 substitute_and_fold.
14711 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
14713 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
14716 2016-01-08 Jakub Jelinek <jakub@redhat.com>
14718 PR tree-optimization/69167
14719 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
14720 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
14722 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
14724 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
14725 Richard Biener <rguenther@suse.de>
14727 PR tree-optimization/68707
14728 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
14729 instances that can be handled via vect_load_lanes.
14731 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
14733 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
14734 if we can't determine address equivalence.
14735 * alias.c (compare_base_decl): Update for changed return value of
14736 symtab_node::equal_address_to.
14738 2016-01-08 Jason Merrill <jason@redhat.com>
14742 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
14743 * expr.c (store_field): Not here.
14744 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
14745 call with TREE_ADDRESSABLE type.
14746 * tree-cfg.c (verify_gimple_call): Adjust.
14748 2016-01-08 Olivier Hainque <hainque@adacore.com>
14750 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
14753 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
14755 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
14756 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
14757 (reduc_smin_v2sf): Rename to...
14758 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
14759 (reduc_splus_v2sf): Rename to...
14760 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
14762 2016-01-08 Jakub Jelinek <jakub@redhat.com>
14764 PR tree-optimization/69162
14765 * gimplify.c (gimplify_va_arg_expr): Encode original type of
14766 valist argument in another argument.
14767 (gimplify_modify_expr): Adjust for the above change. Cleanup.
14768 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
14769 to determine the va_list type, build a MEM_REF instead of
14770 build_fold_indirect_ref.
14772 PR tree-optimization/69172
14773 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
14776 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
14778 PR tree-optimization/67781
14779 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
14780 and cmpnop in two steps: first the ones not accessed in original
14781 gimple expression in a endian independent way and then the ones not
14782 accessed in the final result in an endian-specific way.
14784 2016-01-08 Jakub Jelinek <jakub@redhat.com>
14786 PR tree-optimization/69083
14787 * tree-vect-slp.c (vect_get_constant_vectors): For
14788 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
14789 element type. If op is fold_convertible_p to vector_type's element
14790 type, use NOP_EXPR instead of VCE.
14792 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
14794 PR rtl-optimization/67778
14795 PR rtl-optimization/68634
14796 PR rtl-optimization/68909
14797 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
14798 block from the stack until done with it. Remove a superfluous
14799 bitmap set. Remove a superfluous bitmap test.
14801 2016-01-07 Martin Sebor <msebor@redhat.com>
14804 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
14805 constraint on the type of arguments.
14807 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
14809 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
14810 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
14811 unaligned_access on the gcc_options set.
14812 * config/arm/arm.c (arm_option_override_internal): Use
14813 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
14815 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
14818 * config/i386/i386.c (ix86_frame_pointer_required): Enable
14819 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
14821 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
14824 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
14827 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
14828 depending on frame_pointer_needed before remaining integer and SSE
14829 registers are saved.
14831 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
14834 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
14836 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
14839 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
14840 Use the "xBm" constraint.
14841 (float<sseintvecmodelower><mode>2<mask_name><round_name):
14843 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
14844 (sse_cvtsi2ssq<round_name>): Likewise.
14845 (sse_cvtss2si<round_name>): Likewise.
14846 (sse_cvtss2siq<round_name>): Likewise.
14847 (sse2_cvtsi2sdq<round_name>): Likewise.
14848 (sse2_cvtsd2si<round_name>): Likewise.
14849 (sse2_cvtsd2siq<round_name>): Likewise.
14850 * config/i386/subst.md (round_nimm_scalar_predicate): New
14853 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
14855 PR middle-end/67639
14856 * varasm.c (make_decl_rtl): Mark invalid register vars as
14859 PR rtl-optimization/66206
14860 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
14861 All callers changed.
14863 2016-01-07 Jakub Jelinek <jakub@redhat.com>
14865 PR tree-optimization/69141
14866 * tree-ssa-pre.c: Include langhooks.h.
14867 (eliminate_dom_walker::before_dom_children): Use
14868 lang_hooks.decl_printable_name instead of
14869 cgraph_node::get ()->name ().
14871 PR middle-end/68960
14872 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
14873 it and DECL_ALIGN too.
14875 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
14877 * config/mips/mips-ftypes.def: Sort to lexicographical order.
14879 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
14882 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
14883 depending on frame_pointer_needed before remaining integer and SSE
14884 registers are saved.
14886 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
14888 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
14889 mode iterator with VSX_M2.
14890 (*p9_vecstore_<mode>): Likewise.
14891 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
14892 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
14893 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
14894 (define_split for VSX_LE128 stores): Likewise.
14895 (define_peephole2 for TImode LE swaps): Likewise.
14896 (define_split for VSX_LE128 post-reload stores): Likewise.
14898 2016-01-06 Marek Polacek <polacek@redhat.com>
14901 * convert.c (convert_to_integer_1): Adjust call to
14902 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
14903 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
14904 EXPR instead of ARG.
14905 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
14907 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
14910 * doc/extend.texi (RL78 Variable Attributes): New section.
14912 2016-01-05 Marek Polacek <polacek@redhat.com>
14915 * builtins.c (get_memmodel): Use expansion point location rather than
14916 the input location. Call warning_at rather than warning.
14917 (expand_builtin_atomic_compare_exchange): Likewise.
14918 (expand_builtin_atomic_load): Likewise.
14919 (expand_builtin_atomic_store): Likewise.
14920 (expand_builtin_atomic_clear): Likewise.
14922 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
14925 * config/i386/i386.c (ix86_expand_vector_logical_operator):
14926 Replace nonimmediate_operand with vector_operand.
14927 * config/i386/predicates.md (vector_operand): New predicate.
14928 (general_vector_operand): Replace nonimmediate_operand with
14930 * config/i386/sse.md: Replace nonimmediate_operand with
14931 vector_operand and m constraint with Bm constraint on SSE
14932 patterns with 16-byte memory operand.
14933 * config/i386/subst.md (round_nimm_predicate): Replace
14934 nonimmediate_operand with vector_operand.
14935 (round_saeonly_nimm_predicate): Likewise.
14936 (round_saeonly_nimm_scalar_predicate): New.
14938 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
14941 * config/i386/constraints.md (Bm): New constraint.
14942 * config/i386/predicates.md (vector_memory_operand): New
14944 * config/i386/sse.md: Replace xm with xBm in plusminus and
14945 any_logic patterns.
14947 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
14950 * doc/extend.texi (V850 Function Attributes): New section.
14951 (V850 Variable Attributes): New section.
14953 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
14956 * doc/extend.texi (MicroBlaze Function Attributes): Document
14957 interrupt_handler and fast_interrupt attributes.
14959 2016-01-05 Sergei Trofimovich <siarheit@google.com>
14962 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
14963 for local symbolic operands.
14964 * config/ia64/predicates.md (local_symbolic_operand64): New
14967 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14969 PR rtl-optimization/68651
14970 * combine.c (combine_simplify_rtx): Canonicalize x + x into
14973 2016-01-05 Nathan Sidwell <nathan@acm.org>
14975 * alias.c (compare_base_decls): Use symtab_node::get.
14977 2016-01-05 Nick Clifton <nickc@redhat.com>
14980 * ira-costs.c (copy_cost): Initialise the t_icode field of the
14981 secondary_reload_info structure.
14984 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
14985 decls if weak support is available.
14987 2016-01-04 Martin Sebor <msebor@redhat.com>
14989 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
14991 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
14993 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
14994 OPTION_MASK_P9_DFORM.
14996 * config/rs6000/constraints.md (wo constraint): New constraint for
14999 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
15001 (rs6000_init_hard_regno_mode_ok): Likewise.
15003 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
15006 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
15007 expanders not to have constraints. Add support for ISA 3.0 xxperm
15008 instruction. Add support for fusing xxlor with xxperm.
15009 (altivec_vperm_<mode>_internal): Likewise.
15010 (altivec_vperm_v8hiv16qi): Likewise.
15011 (altivec_vperm_<mode>v16q): Likewise.
15012 (altivec_vperm_<mode>_uns): Likewise.
15013 (vperm_v8hiv4si): Likewise.
15014 (vperm_v16qiv8hi): Likewise.
15016 * doc/md.texi (RS/6000 constraints): Document wo constraint.
15018 2016-01-04 Jakub Jelinek <jakub@redhat.com>
15020 Update copyright years.
15022 * gcc.c (process_command): Update copyright notice dates.
15023 * gcov-dump.c (print_version): Ditto.
15024 * gcov.c (print_version): Ditto.
15025 * gcov-tool.c (print_version): Ditto.
15026 * gengtype.c (create_file): Ditto.
15027 * doc/cpp.texi: Bump @copying's copyright year.
15028 * doc/cppinternals.texi: Ditto.
15029 * doc/gcc.texi: Ditto.
15030 * doc/gccint.texi: Ditto.
15031 * doc/gcov.texi: Ditto.
15032 * doc/install.texi: Ditto.
15033 * doc/invoke.texi: Ditto.
15035 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
15037 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
15038 modes larger than TImode as TImode if NEON is not enabled.
15040 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
15043 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
15044 mode for %f0-%f31 only if TARGET_FPU.
15046 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
15049 * config/sparc/sparc.c (scan_record_type): Take into account subfields
15050 to compute the PACKED_P predicate.
15051 (function_arg_record_value): Minor tweaks.
15053 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
15055 * doc/install.texi (--with-multilib-list): Describe the meaning of the
15056 option for arm*-*-* targets.
15058 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
15060 * doc/extend.texi (Common Function Attributes): Move docs for
15061 MSP430-specific attributes to....
15062 (MSP430 Function Attributes): ...here. Delete the redundant
15063 entries and copy-edit the remaining text.
15064 (MSP430 Variable Attributes): Use uniform format for index
15065 entries and add a cross-reference to the corresponding function
15068 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
15070 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
15072 (x86 Options): Likewise.
15074 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
15078 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
15079 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
15080 to corresponding attribute.
15082 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
15084 * doc/extend.texi (Common Function Attributes) <noplt>: Move
15085 to correct alphabetization of table. Copy-edit and correct
15087 <stack_protect>: Likewise.
15088 <target_clones>: Likewise.
15090 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
15091 Correct punctuation.
15092 (Code Gen Options) <-fno-plt>: Copy-edit.
15094 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
15097 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
15098 SI values. Explicitly convert SI to DI and vice-versa.
15100 2016-01-01 Jakub Jelinek <jakub@redhat.com>
15102 PR tree-optimization/69070
15103 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
15104 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
15107 * ubsan.c (ubsan_instrument_float_cast): Call
15108 initialize_sanitizer_builtins.
15111 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
15113 Copyright (C) 2016 Free Software Foundation, Inc.
15115 Copying and distribution of this file, with or without modification,
15116 are permitted in any medium without royalty provided the copyright
15117 notice and this notice are preserved.