1 2016-06-10 Jeff Law <law@redhat.com>
3 PR tree-optimization/71335
4 * tree-ssa-threadbackward.c (profitable_jump_thread_path): Filter out
5 zero length paths here.
6 (convert_and_register_jump_thread_path): Remove hacks related to
7 duplicated blocks in the jump thread path.
8 (fsm_find_control_statement_thread_paths): Avoid putting the same
9 block on the thread path twice, but ensure the thread path is
10 unchanged from the caller's point of view.
12 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
14 * predict.c (predict_loops): Remove PRED_LOOP_BRANCH.
15 * predict.def (PRED_LOOP_BRANCH): Remove.
17 2016-06-10 David Malcolm <dmalcolm@redhat.com>
19 * Makefile.in (OBJS): Add ggc-tests.o.
20 (GTFILES): Add ggc-tests.c.
21 * ggc-tests.c: New file.
22 * selftest-run-tests.c (selftest::run_tests): Call
23 selftest::ggc_tests_c_tests.
24 * selftest.h (selftest::ggc_tests_c_tests): New prototype.
26 2016-06-10 Alexander Monakov <amonakov@ispras.ru>
28 * match.pd (-1 / B < A): Use :c to avoid pattern duplication.
30 2016-06-10 Maxim Ostapenko <m.ostapenko@samsung.com>
33 * varasm.c (place_block_symbol): Adjust alignment for asan protected
34 STRING_CSTs even if TREE_CONSTANT_POOL_ADDRESS_P.
36 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
38 * profile.c: Include cfgloop.h.
39 (branch_prob): Compute estimated number of iterations.
40 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Do not
41 recompute estimate number of iterations from profile.
43 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
46 * reg-stack.c (check_asm_stack_operands): Explicit input arguments
47 must be grouped on top of stack. Don't force early clobber
48 on ordinary reg outputs.
50 2016-06-10 Richard Biener <rguenther@suse.de>
52 * targhooks.c (default_builtin_vectorization_cost): Adjust
55 2016-06-10 Richard Biener <rguenther@suse.de>
57 * gimple-fold.c (gimple_fold_builtin_memory_op): Make sure
58 to fold the RHS to a constant if possible.
60 2016-06-10 Thomas Schwinge <thomas@codesourcery.com>
63 * tree-nested.c (convert_nonlocal_omp_clauses)
64 (convert_local_omp_clauses): Handle OMP_CLAUSE_ASYNC,
65 OMP_CLAUSE_WAIT, OMP_CLAUSE_INDEPENDENT, OMP_CLAUSE_AUTO,
66 OMP_CLAUSE__CACHE_, OMP_CLAUSE_TILE.
68 * gimplify.c (gimplify_adjust_omp_clauses): Discard
70 * omp-low.c (scan_sharing_clauses): Don't expect OMP_CLAUSE_TILE.
72 * omp-low.c (scan_sharing_clauses): Don't expect
75 2016-06-10 Alan Hayward <alan.hayward@arm.com>
77 PR tree-optimization/71407
78 PR tree-optimization/71416
79 * tree-vect-loop.c (vectorizable_live_operation): Use vectype for
82 2016-06-10 Richard Biener <rguenther@suse.de>
85 * cfgloop.c (alloc_loop): Initialize nb_iterations_likely_upper_bound.
87 2016-06-09 Eric Botcazou <ebotcazou@adacore.com>
89 * df-problems.c (df_note_bb_compute): Guard use of DF_INSN_INFO_GET.
91 2016-06-09 Vladimir Makarov <vmakarov@redhat.com>
92 Jiong Wang <jiong.wang@arm.com>
94 PR rtl-optimization/70751
95 * lra-constraints.c (process_alt_operands): Recognize Non-pseudo spilled
98 2016-06-09 Jonathan Yong <10walls@gmail.com>
101 2015-09-21 Jonathan Yong <10walls@gmail.com>
102 * config/i386/cygwin.h (STARTFILE_SPEC): Explicitly search
103 sysroot/usr/lib/32api for additional win32 libraries,
104 fixes failing Cygwin bootstrapping.
106 2016-06-09 Marcin Baczyński <marbacz@gmail.com>
108 * diagnostic.h (diagnostic_line_cutoff, diagnostic_flush_buffer):
111 2016-06-09 David Malcolm <dmalcolm@redhat.com>
114 * pretty-print.c (pp_indent): Specify that %p is printed in a
115 host-dependent manner.
116 (test_pp_format): Remove the test for %p.
118 2016-06-09 Maciej W. Rozycki <macro@imgtec.com>
120 * config/mips/mips.c (mips_output_jump): Fix formatting.
122 2016-06-09 Richard Biener <rguenther@suse.de>
124 PR tree-optimization/71462
125 * tree-ssa-loop-manip.c (find_uses_to_rename): Guard against
128 2016-06-09 Martin Liska <mliska@suse.cz>
130 * predict.c (dump_prediction): Add new argument.
131 (enum predictor_reason): New enum.
132 (struct predictor_hash): New struct.
133 (predictor_hash::hash): New function.
134 (predictor_hash::equal): Likewise.
135 (not_removed_prediction_p): New function.
136 (prune_predictions_for_bb): Likewise.
137 (combine_predictions_for_bb): Prune predictions.
139 2016-06-09 Martin Liska <mliska@suse.cz>
141 * predict.c (filter_predictions): New function.
142 (remove_predictions_associated_with_edge): Use the filter
144 (equal_edge_p): New function.
146 2016-06-09 Stefan Bruens <stefan.bruens@rwth-aachen.de>
148 * doc/invoke.texi (ARM Options): Use lexicographical ordering.
149 Correct usage of @samp vs @option, add @samp where appropriate.
150 Add -march={armv6k,armv6z,arm6zk}, remove -march=ep9312.
151 Add armv6s-m and document it, as it is no official ARM name.
153 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
155 * ifcvt.c (struct noce_if_info): Add transform_name field.
156 (noce_try_move): Set if_info->transform_name to the function name.
157 (noce_try_ifelse_collapse): Likewise.
158 (noce_try_store_flag): Likewise.
159 (noce_try_inverse_constants): Likewise.
160 (noce_try_store_flag_constants): Likewise.
161 (noce_try_addcc): Likewise.
162 (noce_try_store_flag_mask): Likewise.
163 (noce_try_cmove): Likewise.
164 (noce_try_cmove_arith): Likewise.
165 (noce_try_minmax): Likewise.
166 (noce_try_abs): Likewise.
167 (noce_try_sign_mask): Likewise.
168 (noce_try_bitop): Likewise.
169 (noce_convert_multiple_sets): Likewise.
170 (noce_process_if_block): Print if_info->transform_name to
171 dump_file if transformation succeeded.
173 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
175 * config/arm/cortex-a57.md (cortex_a57_alu):
178 2016-06-08 Martin Sebor <msebor@redhat.com>
179 Jakub Jelinek <jakub@redhat.com>
183 * builtins.def (BUILT_IN_ADD_OVERFLOW_P, BUILT_IN_SUB_OVERFLOW_P,
184 BUILT_IN_MUL_OVERFLOW_P): New builtins.
185 * builtins.c: Include gimple-fold.h.
186 (fold_builtin_arith_overflow): Handle
187 BUILT_IN_{ADD,SUB,MUL}_OVERFLOW_P.
188 (fold_builtin_3): Likewise.
189 * doc/extend.texi (Integer Overflow Builtins): Document
190 __builtin_{add,sub,mul}_overflow_p.
192 2016-06-08 Jose E. Marchesi <jose.marchesi@oracle.com>
194 * config/sparc/driver-sparc.c (cpu_names): Fix the entry for the
195 SPARC-M7 and add an entry for SPARC-S7 cpus (Sonoma).
197 2016-06-08 Alan Lawrence <alan.lawrence@arm.com>
199 * config/aarch64/aarch64.c (aarch64_function_arg_alignment):
200 Rewrite, looking one level down for records and arrays.
202 2016-06-08 David Malcolm <dmalcolm@redhat.com>
204 * pretty-print.c: Include "selftest.h".
205 (pp_format): Fix comment.
206 (identifier_to_locale): Likewise.
207 (selftest::test_basic_printing): New function.
208 (selftest::assert_pp_format): New function.
209 (selftest::test_pp_format): New function.
210 (selftest::pretty_print_c_tests): New function.
211 * selftest-run-tests.c (selftest::run_tests): Call
212 selftest::pretty_print_c_tests.
213 * selftest.h (pretty_print_c_tests): New declaration.
215 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
217 * invoke.texi (max-loop-headers-insns): Document.
218 * params.def (PARAM_MAX_LOOP_HEADER_INSNS): New.
219 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Update comment.
220 (ch_base::copy_headers): Use PARAM_MAX_LOOP_HEADER_INSNS.
222 2016-06-08 Richard Biener <rguenther@suse.de>
224 * tree-vect-stmts.c (vectorizable_load): Remove restrictions
225 on strided SLP loads and fall back to scalar loads in case
228 2016-06-08 Richard Biener <rguenther@suse.de>
230 PR tree-optimization/71452
231 * tree-ssa.c (non_rewritable_lvalue_p): Make sure that the
232 type used for the SSA rewrite has enough precision to cover
233 the dynamic type of the location.
235 2016-06-08 Jakub Jelinek <jakub@redhat.com>
236 Richard Biener <rguenther@suse.de>
239 * fold-const.c (fold_comparison): Handle CONSTANT_CLASS_P (base0)
240 the same as DECL_P (base0) for indirect_base0. Use equality_code
241 in one further place.
243 2016-06-08 Richard Sandiford <richard.sandiford@arm.com>
245 * expmed.c (store_bit_field_1): Do not restrict a multiword op0
246 to one word if the field is known to overlap other words.
247 (extract_bit_field_1): Likewise.
248 (store_split_bit_field): Remove compensating code.
249 (extract_split_bit_field): Likewise.
251 2016-06-08 Bernd Schmidt <bschmidt@redhat.com>
255 * tree-ssa-strlen.c (handle_builtin_memcmp): Ignore debug insns.
257 2016-06-08 Jiong Wang <jiong.wang@arm.com>
259 * config/aarch64/aarch64-builtins.def (faddp): New builtins for modes in
261 * config/aarch64/aarch64-simd.md (aarch64_faddp<mode>): New.
262 (arch64_addpv4sf): Delete.
263 (reduc_plus_scal_v4sf): Use "gen_aarch64_faddpv4sf" instead of
264 "gen_aarch64_addpv4sf".
265 * config/aarch64/arm_neon.h (vpadd_f32): Remove inline assembly. Use
267 (vpadds_f32): Likewise.
268 (vpaddq_f32): Likewise.
269 (vpaddq_f64): Likewise.
271 2016-06-08 Jiong Wang <jiong.wang@arm.com>
273 * config/aarch64/aarch64-builtins.def (fabd): New builtins for modes
275 * config/aarch64/aarch64-simd.md (fabd<mode>_3): Extend modes from VDQF
276 to VALLF. Rename to "fabd<mode>3".
277 "*fabd_scalar<mode>3): Delete.
278 * config/aarch64/arm_neon.h (vabds_f32): Remove inline assembly.
280 (vabdd_f64): Likewise.
281 (vabd_f32): Likewise.
282 (vabd_f64): Likewise.
283 (vabdq_f32): Likewise.
284 (vabdq_f64): Likewise.
286 2016-06-08 Jiong Wang <jiong.wang@arm.com>
288 * config/aarch64/aarch64-builtins.def (rsqrts): New builtins for modes
290 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_<mode>3): Rename to
291 "aarch64_rsqrts<mode>".
292 * config/aarch64/aarch64.c (get_rsqrts_type): Update gen* name.
293 * config/aarch64/arm_neon.h (vrsqrtss_f32): Remove inline assembly. Use
295 (vrsqrtsd_f64): Likewise.
296 (vrsqrts_f32): Likewise.
297 (vrsqrts_f64): Likewise.
298 (vrsqrtsq_f32): Likewise.
299 (vrsqrtsq_f64): Likewise.
301 2016-06-08 Jiong Wang <jiong.wang@arm.com>
303 * config/aarch64/aarch64-builtins.def (rsqrte): New builtins for modes
305 * config/aarch64/aarch64-simd.md (aarch64_rsqrte_<mode>2): Rename to
306 "aarch64_rsqrte<mode>".
307 * config/aarch64/aarch64.c (get_rsqrte_type): Update gen* name.
308 * config/aarch64/arm_neon.h (vrsqrts_f32): Remove inline assembly. Use
310 (vrsqrted_f64): Likewise.
311 (vrsqrte_f32): Likewise.
312 (vrsqrte_f64): Likewise.
313 (vrsqrteq_f32): Likewise.
314 (vrsqrteq_f64): Likewise.
316 2016-06-08 Jiong Wang <jiong.wang@arm.com>
318 * config/aarch64/aarch64-builtins.def (scvtf): Register vector modes.
322 * config/aarch64/aarch64-simd.md
323 (<FCVT_F2FIXED:fcvt_fixed_insn><VDQF:mode>3): New.
324 (<FCVT_FIXED2F:fcvt_fixed_insn><VDQ_SDI:mode>3): Likewise.
325 * config/aarch64/arm_neon.h (vcvt_n_f32_s32): Remove inline assembly.
327 (vcvt_n_f32_u32): Likewise.
328 (vcvt_n_s32_f32): Likewise.
329 (vcvt_n_u32_f32): Likewise.
330 (vcvtq_n_f32_s32): Likewise.
331 (vcvtq_n_f32_u32): Likewise.
332 (vcvtq_n_f64_s64): Likewise.
333 (vcvtq_n_f64_u64): Likewise.
334 (vcvtq_n_s32_f32): Likewise.
335 (vcvtq_n_s64_f64): Likewise.
336 (vcvtq_n_u32_f32): Likewise.
337 (vcvtq_n_u64_f64): Likewise.
338 * config/aarch64/iterators.md (VDQ_SDI): New mode iterator.
339 (VSDQ_SDI): Likewise.
340 (fcvt_target): Support V4DI, V4SI and V2SI.
341 (FCVT_TARGET): Likewise.
343 2016-06-08 Jiong Wang <jiong.wang@arm.com>
345 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New
346 (TYPES_BINOP_SUS): Likewise.
347 (aarch64_simd_builtin_data): Update include file name.
348 (aarch64_builtins): Likewise.
349 * config/aarch64/aarch64-simd-builtins.def (scvtf): New entries
350 for conversion between scalar float-point and fixed-point.
354 * config/aarch64/aarch64.md
355 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3: New
356 pattern for conversion between scalar float to fixed-pointer.
357 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>: Likewise.
358 (UNSPEC_FCVTZS): New UNSPEC enumeration.
359 (UNSPEC_FCVTZU): Likewise.
360 (UNSPEC_SCVTF): Likewise.
361 (UNSPEC_UCVTF): Likewise.
362 * config/aarch64/arm_neon.h (vcvtd_n_f64_s64): Remove inline assembly.
364 (vcvtd_n_f64_u64): Likewise.
365 (vcvtd_n_s64_f64): Likewise.
366 (vcvtd_n_u64_f64): Likewise.
367 (vcvtd_n_f32_s32): Likewise.
368 (vcvts_n_f32_u32): Likewise.
369 (vcvtd_n_s32_f32): Likewise.
370 (vcvts_n_u32_f32): Likewise.
371 * config/aarch64/iterators.md (fcvt_target): Support integer to float
373 (FCVT_TARGET): Likewise.
374 (FCVT_FIXED2F): New iterator.
375 (FCVT_F2FIXED): Likewise.
376 (fcvt_fixed_insn): New define_int_attr.
378 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
380 * predict.c (pass_strip_predict_hints::execute): Cleanup CFG if
381 some statements was removed.
383 2016-06-08 Alan Hayward <alan.hayward@arm.com>
385 * tree-vect-data-refs.c (vect_analyze_data_refs): Remove debug newline.
386 * tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): likewise.
387 (vect_can_advance_ivs_p): likewise.
388 (vect_update_ivs_after_vectorizer): likewise.
389 * tree-vect-loop.c (vect_determine_vectorization_factor): likewise.
390 (vect_analyze_scalar_cycles_1): likewise.
391 (vect_analyze_loop_operations): likewise.
392 (report_vect_op): likewise.
393 (vect_is_slp_reduction): likewise.
394 (vect_is_simple_reduction): likewise.
395 (get_initial_def_for_induction): likewise.
396 (vect_transform_loop): likewise.
397 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): likewise.
398 (vect_recog_sad_pattern): likewise.
399 (vect_recog_widen_sum_pattern): likewise.
400 (vect_recog_widening_pattern): likewise.
401 (vect_recog_divmod_pattern): likewise.
402 * tree-vect-slp.c (vect-build-slp_tree_1): likewise.
403 (vect_analyze_slp_instance): likewise.
404 (vect_transform_slp_perm_load): likewise.
405 (vect_schedule_slp_instance): likewise.
407 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
409 * predict.c (predict_iv_comparison): Mention that heuristics is broken.
410 (return_prediction): PRED_CONST_RETURN predict return as not taken.
411 * predict.def (PRED_CONTINUE): Change hitrate 50->67
412 (PRED_LOOP_BRANCH): Document predictor as broken.
413 (PRED_LOOP_EXIT): Change hitrate 91->92.
414 (PRED_LOOP_EXTRA_EXIT): Change hitrate 91->83.
415 (PRED_POINTER, PRED_TREE_POINTER): Change hitrate 85->70.
416 (PRED_OPCODE_POSITIVE): Change hitrate 79->64.
417 (PRED_OPCODE_NONEQUAL): Change hitrate 91->66.
418 (PRED_TREE_OPCODE_POSITIVE): Change hitrate 73->64
419 (PRED_TREE_OPCODE_NONEQUAL): Chnage hitrate 72->66
420 (PRED_CALL): Chane hitrate 71->67.
421 (PRED_TREE_EARLY_RETURN): Document issues, change hitrate 61->54.
422 (PRED_GOTO): Document as unused right now.
423 (PRED_CONST_RETURN): Change hitrate 67->69
424 (PRED_NEGATIVE_RETURN): Change hitrate 96->98
425 (PRED_NULL_RETURN): Change hitrate 91->90.
426 (PRED_LOOP_IV_COMPARE_GUESS): Change hitrate to 98.
427 (PRED_FORTRAN_FAIL_ALLOC): Change hitrate to 62; document issues.
428 (PRED_FORTRAN_SIZE_ZERO): Change hitrate to 99.
430 2016-06-07 Bill Seurer <seurer@linux.vnet.ibm.com>
432 * config/rs6000/altivec.h: Add __builtin_vec_mul.
433 * config/rs6000/rs6000-builtin.def (vec_mul): Change vec_mul to a
434 special case Altivec builtin.
435 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
436 VSX_BUILTIN_VEC_MUL (replaced with special case code).
437 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
438 code for ALTIVEC_BUILTIN_VEC_MUL.
439 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
440 for __builtin_vec_mul.
442 2016-06-07 Peter Bergner <bergner@vnet.ibm.com>
444 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mhtm and
447 2016-06-07 David Malcolm <dmalcolm@redhat.com>
449 * spellcheck.c (selftest::test_find_closest_string): New function.
450 (spellcheck_c_tests): Call the above.
452 2016-06-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
454 * simplify-rtx.c (simplify_cond_clz_ctz): Delete 'mode' local
457 2016-06-07 Jakub Jelinek <jakub@redhat.com>
459 * config/i386/sse.md (avx_vec_concat<mode>): Add v=v,vm and
460 Yv=Yv,C alternatives.
462 2016-06-07 Richard Biener <rguenther@suse.de>
465 * common.opt (ffast-math): Make Optimization.
467 2016-06-07 Simon Dardis <simon.dardis@imgtec.com>
468 Prachi Godbole <prachi.godbole@imgtec.com>
470 * config/mips/p5600.md (p5600_fpu_fadd): Remove checking for
471 `fabs' and `fneg' type attributes.
472 (p5600_fpu_fabs): Add `fmove' to the comment.
474 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
476 * gimple.c: Include builtins.h
477 (gimple_inexpensive_call_p): New function.
478 * gimple.h (gimple_inexpensive_call_p): Declare.
479 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Use it.
480 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Likewise;
483 2016-06-07 Paolo Carlini <paolo.carlini@oracle.com>
485 * diagnostic.c (diagnostic_impl, diagnostic_n_impl): New.
486 (inform, inform_at_rich_loc, inform_n, warning, warning_at,
487 warning_at_rich_loc, warning_n, pedwarn, permerror,
488 permerror_at_rich_loc, error, error_n, error_at, error_at_rich_loc,
489 sorry, fatal_error, internal_error, internal_error_no_backtrace):
492 2016-06-07 Richard Biener <rguenther@suse.de>
494 PR tree-optimization/71428
495 * tree-ssa-math-opts.c (perform_symbolic_merge): Properly distinguish
496 BIT_FIELD_REF op vs. load.
498 2016-06-07 Richard Biener <rguenther@suse.de>
501 * match.pd ((X | ~Y) -> Y <= X): Properly invert the comparison
504 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
506 * config/pa/pa.md (call): Generate indirect long calls to non-local
507 functions on TARGET_64BIT.
508 (call_value): Likewise.
510 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
512 * config/pa/pa.md (call_val_reg_64bit): Remove "reg: DI " clobber from
513 pattern and subsequent splitters.
514 (call_val_reg_64bit_post_reload): Likewise.
516 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
519 * tree-ssa-reassoc.c (zero_one_operation): Fix NEGATE_EXPR operand for
520 propagate_op_to_single_use.
522 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
525 * tree-ssa-reassoc.c (reassociate_bb): Set uid for negate stmt.
527 2016-06-07 Uros Bizjak <ubizjak@gmail.com>
529 * config/i386/i386.h (enum ix86_enitity): Add X86_DIRFLAG.
530 (enum x86_dirflag_state): New enum.
531 (NUM_MODES_FOR_MODE_SWITCHING): Add X86_DIRFLAG_ANY.
532 (machine_function): Remove needs_cld.
533 (ix86_current_function_needs_cld): Remove.
534 * config/i386/i386.c (ix86_set_func_type): Set
535 ix86_optimize_mode_switching[X86_DIRFLAG] to 1.
536 (ix86_expand_prologue): Do not emit CLD here.
537 (ix86_dirflag_mode_needed): New function.
538 (ix86_dirflag_mode_entry): Ditto.
539 (ix86_mode_needed): Handle X86_DIRFLAG entity.
540 (ix86_mode_after): Ditto.
541 (ix86_mode_entry): Ditto.
542 (ix86_mode_exit): Ditto.
543 (ix86_emit_mode_set): Ditto.
544 * config/i386/i386.md (strmov_singleop): Set
545 ix86_optimize_mode_switching[X86_DIRFLAG] to 1 for TARGET_CLD.
546 Do not set ix86_current_function_needs_cld.
548 (strset_singleop): Ditto.
550 (cmpstrnqi_nz_1): Ditto.
551 (cmpstrnqi_1): Ditto.
554 2016-06-06 Jakub Jelinek <jakub@redhat.com>
556 PR tree-optimization/71259
557 * tree-vect-slp.c (vect_get_constant_vectors): For
558 VECTOR_BOOLEAN_TYPE_P, return all ones constant instead of
559 one for constant op, and use COND_EXPR for non-constant.
561 2016-06-06 David Malcolm <dmalcolm@redhat.com>
563 * Makefile.in (OBJS): Add function-tests.o,
564 hash-map-tests.o, hash-set-tests.o, rtl-tests.o,
565 selftest-run-tests.o.
566 (OBJS-libcommon): Add selftest.o.
567 (OBJS-libcommon-target): Add selftest.o.
568 (all.internal): Add "selftest".
569 (all.cross): Likewise.
570 (selftest): New phony target.
571 (s-selftest): New target.
572 (selftest-gdb): New phony target.
573 (COLLECT2_OBJS): Add selftest.o.
574 * bitmap.c: Include "selftest.h".
575 (selftest::test_gc_alloc): New function.
576 (selftest::test_set_range): New function.
577 (selftest::test_clear_bit_in_middle): New function.
578 (selftest::test_copying): New function.
579 (selftest::test_bitmap_single_bit_set_p): New function.
580 (selftest::bitmap_c_tests): New function.
581 * common.opt (fself-test): New.
582 * diagnostic-show-locus.c: Include "selftest.h".
583 (make_range): New function.
584 (test_range_contains_point_for_single_point): New function.
585 (test_range_contains_point_for_single_line): New function.
586 (test_range_contains_point_for_multiple_lines): New function.
587 (assert_eq): New function.
588 (test_get_line_width_without_trailing_whitespace): New function.
589 (selftest::diagnostic_show_locus_c_tests): New function.
590 * et-forest.c: Include "selftest.h".
591 (selftest::test_single_node): New function.
592 (selftest::test_simple_tree): New function.
593 (selftest::test_disconnected_nodes): New function.
594 (selftest::et_forest_c_tests): New function.
595 * fold-const.c: Include "selftest.h".
596 (selftest::assert_binop_folds_to_const): New function.
597 (selftest::assert_binop_folds_to_nonlvalue): New function.
598 (selftest::test_arithmetic_folding): New function.
599 (selftest::fold_const_c_tests): New function.
600 * function-tests.c: New file.
601 * gimple.c: Include "selftest.h".
602 Include "gimple-pretty-print.h".
603 (selftest::verify_gimple_pp): New function.
604 (selftest::test_assign_single): New function.
605 (selftest::test_assign_binop): New function.
606 (selftest::test_nop_stmt): New function.
607 (selftest::test_return_stmt): New function.
608 (selftest::test_return_without_value): New function.
609 (selftest::gimple_c_tests): New function.
610 * hash-map-tests.c: New file.
611 * hash-set-tests.c: New file.
612 * input.c: Include "selftest.h".
613 (selftest::assert_loceq): New function.
614 (selftest::test_accessing_ordinary_linemaps): New function.
615 (selftest::test_unknown_location): New function.
616 (selftest::test_builtins): New function.
617 (selftest::test_reading_source_line): New function.
618 (selftest::input_c_tests): New function.
619 * rtl-tests.c: New file.
620 * selftest-run-tests.c: New file.
621 * selftest.c: New file.
622 * selftest.h: New file.
623 * spellcheck.c: Include "selftest.h".
624 (selftest::levenshtein_distance_unit_test_oneway): New function,
625 adapted from testsuite/gcc.dg/plugin/levenshtein_plugin.c.
626 (selftest::levenshtein_distance_unit_test): Likewise.
627 (selftest::spellcheck_c_tests): Likewise.
628 * toplev.c: Include selftest.h.
629 (toplev::run_self_tests): New.
630 (toplev::main): Handle -fself-test.
631 * toplev.h (toplev::run_self_tests): New.
632 * tree.c: Include "selftest.h".
633 (selftest::test_integer_constants): New function.
634 (selftest::test_identifiers): New function.
635 (selftest::test_labels): New function.
636 (selftest::tree_c_tests): New function.
637 * tree-cfg.c: Include "selftest.h".
638 (selftest::push_fndecl): New function.
639 (selftest::test_linear_chain): New function.
640 (selftest::test_diamond): New function.
641 (selftest::test_fully_connected): New function.
642 (selftest::tree_cfg_c_tests): New function.
643 * vec.c: Include "selftest.h".
644 (selftest::safe_push_range): New function.
645 (selftest::test_quick_push): New function.
646 (selftest::test_safe_push): New function.
647 (selftest::test_truncate): New function.
648 (selftest::test_safe_grow_cleared): New function.
649 (selftest::test_pop): New function.
650 (selftest::test_safe_insert): New function.
651 (selftest::test_ordered_remove): New function.
652 (selftest::test_unordered_remove): New function.
653 (selftest::test_block_remove): New function.
654 (selftest::reverse_cmp): New function.
655 (selftest::test_qsort): New function.
656 (selftest::vec_c_tests): New function.c.
657 * wide-int.cc: Include selftest.h and wide-int-print.h.
658 (selftest::from_int <wide_int>): New function.
659 (selftest::from_int <offset_int>): New function.
660 (selftest::from_int <widest_int>): New function.
661 (selftest::assert_deceq): New function.
662 (selftest::assert_hexeq): New function.
663 (selftest::test_printing <VALUE_TYPE>): New function template.
664 (selftest::test_ops <VALUE_TYPE>): New function template.
665 (selftest::test_comparisons <VALUE_TYPE>): New function template.
666 (selftest::run_all_wide_int_tests <VALUE_TYPE>): New function
668 (selftest::wide_int_cc_tests): New function.
670 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
673 * ifcvt.c (noce_try_ifelse_collapse): New function.
675 (noce_process_if_block): Call noce_try_ifelse_collapse.
676 * simplify-rtx.c (simplify_cond_clz_ctz): New function.
677 (simplify_ternary_operation): Use the above to simplify
678 conditional CLZ/CTZ expressions.
680 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
683 * config/aarch64/aarch64.md (ctz<mode>2): Convert to
684 define_insn_and_split.
686 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
689 * config/arm/arm.md (ctzsi2): Convert to define_insn_and_split.
691 2016-06-06 Bernd Edlinger <bernd.edlinger@hotmail.de>
694 * cfgexpand.c (expand_asm_loc): Remove handling for ADDR_EXPR.
695 Implicitly clobber memory for basic asm with non-empty assembler
696 string. Use targetm.md_asm_adjust also here.
697 * compare-elim.c (arithmetic_flags_clobber_p): Use asm_noperands here.
698 * final.c (final_scan_insn): Handle basic asm in PARALLEL block.
699 * gimple.c (gimple_asm_clobbers_memory_p): Handle basic asm with
700 non-empty assembler string.
701 * ira.c (compute_regs_asm_clobbered): Use asm_noperands here.
702 * recog.c (asm_noperands): Handle basic asm in PARALLEL block.
703 (decode_asm_operands): Handle basic asm in PARALLEL block.
704 (extract_insn): Handle basic asm in PARALLEL block.
705 * doc/extend.texi: Mention new behavior of basic asm.
706 * config/ia64/ia64 (rtx_needs_barrier): Handle ASM_INPUT here.
707 * config/pa/pa.c (branch_to_delay_slot_p, branch_needs_nop_p,
708 branch_needs_nop_p): Use asm_noperands.
710 2016-06-06 Jose E. Marchesi <jose.marchesi@oracle.com>
712 * config/sparc/sparc.md (cpu): Add niagara7 cpu type.
713 Include the M7 SPARC DFA scheduler.
714 New attribute v3pipe.
715 Annotate insns with v3pipe where appropriate.
716 Define cpu_feature vis4.
717 Add lzd instruction type and set it on clzdi_sp64 and clzsi_sp64.
718 Add (V8QI "8") to vbits.
719 Add insns {add,sub}v8qi3
720 Add insns ss{add,sub}v8qi3
721 Add insns us{add,sub}{v8qi,v4hi}3
722 Add insns {min,max}{v8qi,v4hi,v2si}3
723 Add insns {minu,maxu}{v8qi,v4hi,v2si}3
724 Add insns fpcmp{le,gt,ule,ug,ule,ugt}{8,16,32}_vis.
725 * config/sparc/niagara4.md: Add a comment explaining the
726 discrepancy between the documented latenty numbers and the
728 * config/sparc/niagara7.md: New file.
729 * configure.ac (HAVE_AS_SPARC5_VIS4): Define if the assembler
730 supports SPARC5 and VIS 4.0 instructions.
731 * configure: Regenerate.
732 * config.in: Likewise.
733 * config.gcc: niagara7 is a supported cpu in sparc*-*-* targets.
734 * config/sparc/sol2.h (ASM_CPU32_DEFAUILT_SPEC): Set for
736 (ASM_CPU64_DEFAULT_SPEC): Likewise.
737 (CPP_CPU_SPEC): Handle niagara7.
738 (ASM_CPU_SPEC): Likewise.
739 * config/sparc/sparc-opts.h (processor_type): Add
742 * config/sparc/sparc.h (TARGET_CPU_niagara7): Define.
743 (AS_NIAGARA7_FLAG): Define.
744 (ASM_CPU64_DEFAULT_SPEC): Set for niagara7.
745 (CPP_CPU64_DEFAULT_SPEC): Likewise.
746 (CPP_CPU_SPEC): Handle niagara7.
747 (ASM_CPU_SPEC): Likewise.
748 * config/sparc/sparc.c (niagara7_costs): Define.
749 (sparc_option_override): Handle niagara7 and adjust cache-related
750 parameters with better values for niagara cpus. Also support VIS4.
751 (sparc32_initialize_trampoline): Likewise.
752 (sparc_use_sched_lookahead): Likewise.
753 (sparc_issue_rate): Likewise.
754 (sparc_register_move_cost): Likewise.
755 (dump_target_flag_bits): Support VIS4.
756 (sparc_vis_init_builtins): Likewise.
757 (sparc_builtins): Likewise.
758 * config/sparc/sparc-c.c (sparc_target_macros): Define __VIS__ for
760 * config/sparc/driver-sparc.c (cpu_names): Add SPARC-M7 and
762 * config/sparc/sparc.opt (sparc_processor_type): New value
764 * config/sparc/visintrin.h (__attribute__): Prototypes for the
766 * doc/invoke.texi (SPARC Options): Document -mcpu=niagara7 and
768 * doc/extend.texi (SPARC VIS Built-in Functions): Document the
771 2016-06-06 Jonathan Wakely <jwakely@redhat.com>
773 * doc/sourcebuild.texi (Directives): Remove extra closing braces.
775 2016-06-06 Richard Biener <rguenther@suse.de>
777 PR tree-optimization/71398
778 * tree-ssa-loop-ivcanon.c (unloop_loops): First unloop, then
781 2016-06-05 James Bowman <james.bowman@ftdichip.com>
783 * config/ft32/ft32.c (ft32_setup_incoming_varargs,
784 ft32_expand_prolog, ft32_expand_epilogue):
786 * config/ft32/ft32.h: Remove OUTGOING_REG_PARM_STACK_SPACE.
787 * config/ft32/ft32.md: Add pretend_returner.
789 2016-06-06 Uros Bizjak <ubizjak@gmail.com>
792 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
793 Copy op1 RTX to avoid invalid sharing.
794 (ix86_expand_vector_move_misalign): Ditto.
796 2016-06-05 John David Anglin <danglin@gcc.gnu.org>
798 * expr.c (move_by_pieces_d::generate): Mark mode parameter with
801 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
803 * predict.c (predicted_by_loop_heuristics_p): New function.
804 (predict_iv_comparison): Use it.
805 (predict_loops): Walk from innermost loops; do not predict edges
806 leaving multiple loops multiple times; implement
807 PRED_LOOP_ITERATIONS_MAX heuristics.
808 * predict.def (PRED_LOOP_ITERATIONS_MAX): New predictor.
810 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
812 * cfg.c (check_bb_profile): Do not report mismatched profiles when
813 only edges out of BB are EH edges.
815 2016-06-04 Martin Sebor <msebor@redhat.com>
816 Marcin Baczyński <marbacz@gmail.com>
819 * doc/invoke.texi (-Wreturn-type): Mention not warning on return with
820 a void expression in a void function.
822 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
824 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Do not check
825 aux; dump reasons of decisions.
826 (should_duplicate_loop_header_p): Likewise.
827 (do_while_loop_p): Likewise.
828 (ch_base::copy_headers): Dump asi num insns duplicated.
830 2016-06-04 Jakub Jelinek <jakub@redhat.com>
832 PR tree-optimization/71405
833 * tree-ssa.c (execute_update_addresses_taken): For clobber with
834 incompatible type, build a new clobber with the right type instead
835 of building a VIEW_CONVERT_EXPR around it.
837 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
839 PR tree-optimization/52171
840 * config/sh/sh.c (sh_use_by_pieces_infrastructure_p): Use
841 by_pieces_ninsns instead of move_by_pieces_ninsns.
843 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
845 * config/sh/sh.c (sh_print_operand_address): Don't use hardcoded 'r0'
846 for reg+reg addressing mode.
848 2016-06-03 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
850 * rs6000-c.c (c/c-tree.h): Add #include.
851 (altivec_resolve_overloaded_builtin): Handle ARRAY_TYPE arguments
852 in C++ when found in the base position of vec_ld or vec_st.
854 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
856 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Avoid
857 use of profile unless profile status is PROFILE_READ.
858 * profile.c (compute_branch_probabilities): Set profile status
859 only after reporting predictor hitrates.
861 2016-06-03 Joseph Myers <joseph@codesourcery.com>
865 * common.opt (ffp-int-builtin-inexact): New option.
866 * doc/invoke.texi (-fno-fp-int-builtin-inexact): Document.
867 * doc/md.texi (floor@var{m}2, btrunc@var{m}2, round@var{m}2)
868 (ceil@var{m}2): Document dependence on this option.
869 * ipa-inline-transform.c (inline_call): Handle
870 flag_fp_int_builtin_inexact.
871 * ipa-inline.c (can_inline_edge_p): Likewise.
872 * config/i386/i386.md (rintxf2): Do not test
873 flag_unsafe_math_optimizations.
874 (rint<mode>2_frndint): New define_insn.
875 (rint<mode>2): Do not test flag_unsafe_math_optimizations for 387
876 or !flag_trapping_math for SSE. Just use gen_rint<mode>2_frndint
877 for 387 instead of extending and truncating.
878 (frndintxf2_<rounding>): Test flag_fp_int_builtin_inexact ||
879 !flag_trapping_math instead of flag_unsafe_math_optimizations.
880 Change to frndint<mode>2_<rounding>.
881 (frndintxf2_<rounding>_i387): Likewise. Change to
882 frndint<mode>2_<rounding>_i387.
883 (<rounding_insn>xf2): Likewise.
884 (<rounding_insn><mode>2): Test flag_fp_int_builtin_inexact ||
885 !flag_trapping_math instead of flag_unsafe_math_optimizations for
886 x87. Test TARGET_ROUND || !flag_trapping_math ||
887 flag_fp_int_builtin_inexact instead of !flag_trapping_math for
888 SSE. Use ROUND_NO_EXC in constant operand of
889 gen_sse4_1_round<mode>2. Just use gen_frndint<mode>2_<rounding>
890 for 387 instead of extending and truncating.
892 2016-06-03 H.J. Lu <hongjiu.lu@intel.com>
893 Julia Koval <julia.koval@intel.com>
905 * config/i386/i386-protos.h (ix86_epilogue_uses): New prototype.
906 * config/i386/i386.c (ix86_conditional_register_usage): Preserve
907 all registers, except for function return registers if there are
908 no caller-saved registers.
909 (ix86_set_func_type): New function.
910 (ix86_set_current_function): Call ix86_set_func_type to set
911 no_caller_saved_registers and func_type. Call reinit_regs if
912 caller-saved registers are changed. Don't allow MPX, SSE, MMX
913 nor x87 instructions in interrupt handler nor function with
914 no_caller_saved_registers attribute.
915 (ix86_function_ok_for_sibcall): Return false if there are no
916 caller-saved registers.
917 (type_natural_mode): Don't warn ABI change for MMX in interrupt
919 (ix86_function_arg_advance): Skip for callee in interrupt handler.
920 (ix86_function_arg): Return special arguments in interrupt handler.
921 (ix86_promote_function_mode): Promote pointer to word_mode only
922 for normal functions.
923 (ix86_can_use_return_insn_p): Don't use `ret' instruction in
925 (ix86_epilogue_uses): New function.
926 (ix86_hard_regno_scratch_ok): Likewise.
927 (ix86_save_reg): Preserve all registers in interrupt handler
928 after reload. Preserve all registers, except for function return
929 registers, if there are no caller-saved registers after reload.
930 (find_drap_reg): Always use callee-saved register if there are
931 no caller-saved registers.
932 (ix86_minimum_incoming_stack_boundary): Return MIN_STACK_BOUNDARY
933 for interrupt handler.
934 (ix86_expand_prologue): Don't allow DRAP in interrupt handler.
935 Emit cld instruction if stringops are used in interrupt handler
936 or interrupt handler isn't a leaf function.
937 (ix86_expand_epilogue): Generate interrupt return for interrupt
938 handler and pop the 'ERROR_CODE' off the stack before interrupt
939 return in exception handler.
940 (ix86_expand_call): Disallow calling interrupt handler directly.
941 If there are no caller-saved registers, mark all registers that
942 are clobbered by the call which returns as clobbered.
943 (ix86_handle_no_caller_saved_registers_attribute): New function.
944 (ix86_handle_interrupt_attribute): Likewise.
945 (ix86_attribute_table): Add interrupt and no_caller_saved_registers
947 (TARGET_HARD_REGNO_SCRATCH_OK): Likewise.
948 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use argument
949 accumulation in interrupt function if stack may be realigned to
951 (EPILOGUE_USES): New.
952 (function_type): New enum.
953 (machine_function): Add func_type and no_caller_saved_registers.
954 * config/i386/i386.md (UNSPEC_INTERRUPT_RETURN): New.
955 (interrupt_return): New pattern.
956 * doc/extend.texi: Document x86 interrupt and
957 no_caller_saved_registers attributes.
959 2016-06-03 Bernd Schmidt <bschmidt@redhat.com>
961 PR tree-optimization/52171
962 * builtins.c (expand_cmpstrn_or_cmpmem): Delete, moved elsewhere.
963 (expand_builtin_memcmp): New arg RESULT_EQ. All callers changed.
964 Look for constant strings. Move some code to emit_block_cmp_hints
966 * builtins.def (BUILT_IN_MEMCMP_EQ): New.
967 * defaults.h (COMPARE_MAX_PIECES): New macro.
968 * expr.c (move_by_pieces_d, store_by_pieces_d): Remove old structs.
969 (move_by_pieces_1, store_by_pieces_1, store_by_pieces_2): Remvoe.
970 (clear_by_pieces_1): Don't declare. Move definition before use.
971 (can_do_by_pieces): New static function.
972 (can_move_by_pieces): Use it. Return bool.
973 (by_pieces_ninsns): Renamed from move_by_pieces_ninsns. New arg
974 OP. All callers changed. Handle COMPARE_BY_PIECES.
975 (class pieces_addr); New.
976 (pieces_addr::pieces_addr, pieces_addr::decide_autoinc,
977 pieces_addr::adjust, pieces_addr::increment_address,
978 pieces_addr::maybe_predec, pieces_addr::maybe_postinc): New member
980 (class op_by_pieces_d): New.
981 (op_by_pieces_d::op_by_pieces_d, op_by_pieces_d::run): New member
983 (class move_by_pieces_d, class compare_by_pieces_d,
984 class store_by_pieces_d): New subclasses of op_by_pieces_d.
985 (move_by_pieces_d::prepare_mode, move_by_pieces_d::generate,
986 move_by_pieces_d::finish_endp, store_by_pieces_d::prepare_mode,
987 store_by_pieces_d::generate, store_by_pieces_d::finish_endp,
988 compare_by_pieces_d::generate, compare_by_pieces_d::prepare_mode,
989 compare_by_pieces_d::finish_mode): New member functions.
990 (compare_by_pieces, emit_block_cmp_via_cmpmem): New static
992 (expand_cmpstrn_or_cmpmem): Moved here from builtins.c.
993 (emit_block_cmp_hints): New function.
994 (move_by_pieces, store_by_pieces, clear_by_pieces): Rewrite to just
995 use the newly defined classes.
996 * expr.h (by_pieces_constfn): New typedef.
997 (can_store_by_pieces, store_by_pieces): Use it in arg declarations.
998 (emit_block_cmp_hints, expand_cmpstrn_or_cmpmem): Declare.
999 (move_by_pieces_ninsns): Don't declare.
1000 (can_move_by_pieces): Change return value to bool.
1001 * target.def (TARGET_USE_BY_PIECES_INFRASTRUCTURE_P): Update docs.
1002 (compare_by_pieces_branch_ratio): New hook.
1003 * target.h (enum by_pieces_operation): Add COMPARE_BY_PIECES.
1004 (by_pieces_ninsns): Declare.
1005 * targethooks.c (default_use_by_pieces_infrastructure_p): Handle
1007 (default_compare_by_pieces_branch_ratio): New function.
1008 * targhooks.h (default_compare_by_pieces_branch_ratio): Declare.
1009 * doc/tm.texi.in (STORE_MAX_PIECES, COMPARE_MAX_PIECES): Document.
1010 * doc/tm.texi: Regenerate.
1011 * tree-ssa-strlen.c: Include "builtins.h".
1012 (handle_builtin_memcmp): New static function.
1013 (strlen_optimize_stmt): Call it for BUILT_IN_MEMCMP.
1014 * tree.c (build_common_builtin_nodes): Create __builtin_memcmp_eq.
1016 2016-06-03 Alan Hayward <alan.hayward@arm.com>
1018 * tree-vect-stmts.c (vect_stmt_relevant_p): Do not vectorize non live
1019 relevant stmts which are simple and invariant.
1020 * tree-vect-loop.c (vectorizable_live_operation): Check relevance
1021 instead of simple and invariant
1023 2016-06-03 Alan Hayward <alan.hayward@arm.com>
1025 * tree-vect-loop.c (vect_analyze_loop_operations): Allow live stmts.
1026 (vectorizable_reduction): Check for new relevant state.
1027 (vectorizable_live_operation): vectorize live stmts using
1028 BIT_FIELD_REF. Remove special case for gimple assigns stmts.
1029 * tree-vect-stmts.c (is_simple_and_all_uses_invariant): New function.
1030 (vect_stmt_relevant_p): Check for stmts which are only used live.
1031 (process_use): Use of a stmt does not inherit it's live value.
1032 (vect_mark_stmts_to_be_vectorized): Simplify relevance inheritance.
1033 (vect_analyze_stmt): Check for new relevant state.
1034 * tree-vectorizer.h (vect_relevant): New entry for a stmt which is used
1035 outside the loop, but not inside it.
1037 2016-06-03 Alan Hayward <alan.hayward@arm.com>
1039 * tree-vectorizer.h (vect_get_vec_def_for_operand_1): New.
1040 * tree-vect-stmts.c (vect_get_vec_def_for_operand_1): New.
1041 (vect_get_vec_def_for_operand): Split out code.
1043 2016-06-03 Segher Boessenkool <segher@kernel.crashing.org>
1045 * config/rs6000/rs6000.md (define_peepholes for two mfcr's): Delete.
1047 2016-06-03 Alan Hayward <alan.hayward@arm.com>
1049 * tree-vect-stmts.c (vectorizable_call) Remove GOMP_SIMD_LANE code.
1051 2016-06-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1053 * config/arm/thumb1.md (*thumb1_mulsi3): Fix typos in comment.
1055 2016-06-03 Jakub Jelinek <jakub@redhat.com>
1058 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): If redirecting
1059 to noreturn e->callee->decl that has void return type and void
1060 arguments, adjust gimple_call_fntype and remove lhs even if it had
1061 previously addressable type.
1063 2016-06-02 Jeff Law <law@redhat.com>
1065 PR tree-optimization/71328
1066 * tree-ssa-threadupdate.c (duplicate_thread_path): Fix off-by-one
1067 error when checking for a jump back onto the copied path.
1069 2016-06-02 David Malcolm <dmalcolm@redhat.com>
1071 * config/microblaze/microblaze.c (get_branch_target): Add return
1072 NULL_RTX for the non-CALL_P case.
1073 (insert_wic_for_ilb_runout): Remove unused local "wic_addr1".
1074 (insert_wic): Remove unused local "j".
1076 2016-06-02 Martin Liska <mliska@suse.cz>
1078 * predict.def: Fix typo in PRED_FORTRAN_FAIL_IO display name.
1080 2016-06-02 H.J. Lu <hongjiu.lu@intel.com>
1081 Julia Koval <julia.koval@intel.com>
1083 * function.c (assign_parm_setup_stack): Force source into a
1085 * target.def (function_incoming_arg): Update documentation to
1086 allow arbitrary address computation based on hard register.
1087 * doc/tm.texi: Regenerated.
1089 2016-06-02 Martin Liska <mliska@suse.cz>
1091 * predict.c (combine_predictions_for_bb): Fix first match in
1092 cases where a first predictor contains more than one occurence
1093 in list of predictors. Take the best value in such case.
1095 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1097 PR rtl-optimization/71295
1098 * rtlanal.c (subreg_get_info): If taking a subreg at the requested
1099 offset would go over the size of the inner mode reject it.
1101 2016-06-02 Jakub Jelinek <jakub@redhat.com>
1103 * config/i386/sse.md (*vec_concatv4si): Use v=v,v instead of
1104 x=x,x and v=v,m instead of x=x,m.
1106 * config/i386/sse.md (*vec_concatv2si_sse4_1): Add avx512dq v=Yv,rm
1107 alternative. Change x=x,x alternative to v=Yv,Yv and x=rm,C
1108 alternative to v=rm,C.
1110 * config/i386/sse.md (*vec_concatv2di): Add x86_avx512dq v=Yv,rm
1111 alternative. Change x=xm,C alternative to v=vm,C, x=x,x alternative
1112 to v=Yv,Yv and x=x,m to v=v,m. Use maybe_evex prefix attribute
1113 instead of vex for the last two above mentioned alternatives.
1115 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1118 * config/arm/arm.c (arm_output_multireg_pop): Guard "pop" on update.
1120 2016-06-02 Segher Boessenkool <segher@kernel.crashing.org>
1122 * config/rs6000/dfp.md (trunctddd2): Correct the "length" attribute.
1124 2016-06-01 David Malcolm <dmalcolm@redhat.com>
1126 * config/rl78/rl78.c (rl78_expand_prologue): Convert local
1127 from int to unsigned.
1129 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
1131 * config/rs6000/vsx.md (vsx_splat_<mode>, V2DI/V2DF): Simplify
1132 alternatives, eliminating preferred register class. Add support
1133 for the MTVSRDD instruction in ISA 3.0.
1134 (vsx_splat_v4si_internal): Use splat_input_operand instead of
1135 reg_or_indexed_operand.
1136 (vsx_splat_v4sf_internal): Likewise.
1138 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
1141 * config/rs6000/vsx.md (xxspltib_<mode>_nosplit): Add alternatives
1142 for loading up all 0's or all 1's.
1144 2016-06-01 Thomas Preud'homme <thomas.preudhomme@arm.com>
1146 * doc/sourcebuild.texi (arm_acq_rel): Document new effective target.
1148 2016-06-01 Eduard Sanou <dhole@openmailbox.org>
1150 * doc/cppenv.texi: Note that the `%s` in `date` is a non-standard
1152 * gcc.c (driver_handle_option): Call set_source_date_epoch_envvar.
1153 * gcc.c (set_source_date_epoch_envvar): New function, sets
1154 the SOURCE_DATE_EPOCH environment variable to the current time.
1156 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
1158 * tree-vect-loop.c (vect_determine_vectorization_factor): Also compute
1159 the factor for live Phi nodes.
1161 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
1163 * loop-dolop.c (doloop_optimize): Us likely max iteration bound.
1164 * tree-parloops.c (parallelize_loops): likewise.
1165 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop,
1166 tree_unswitch_outer_loop): likewise.
1168 2016-06-01 Jakub Jelinek <jakub@redhat.com>
1171 * gimplify.c (gimplify_omp_for): Temporarily clear gimplify_omp_ctxp
1172 around creation of the temporary.
1174 2016-06-01 Richard Biener <rguenther@suse.de>
1176 PR tree-optimization/71366
1177 * tree-ssa-loop-ivcanon.c (edges_to_remove): New global.
1178 (unloop_loops): Move removing edges here ...
1179 (try_unroll_loop_completely): ... from here.
1180 (try_peel_loop): ... and here.
1181 (tree_unroll_loops_completely_1): Track parent loops via
1182 bitmap of header BBs.
1183 (tree_unroll_loops_completely): Adjust for that.
1185 2016-06-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
1187 * config/rs6000/altivec.h (vec_slv): New macro.
1188 (vec_srv): New macro.
1189 * config/rs6000/altivec.md (UNSPEC_VSLV): New value.
1190 (UNSPEC_VSRV): New value.
1193 * config/rs6000/rs6000-builtin.def (vslv): New builtin definition.
1194 (vsrv): New builtin definition.
1195 * config/rs6000/rs6000-c.c (P9V_BUILTIN_VSLV): Macro expansion to
1196 define argument types for new builtin.
1197 (P9V_BUILTIN_VSRV): Macro expansion to define argument types for
1199 * doc/extend.texi: Document the new vec_vslv and vec_srv built-in
1202 2016-06-01 Uros Bizjak <ubizjak@gmail.com>
1203 Jocelyn Mayer <l_indien@magic.fr>
1206 * config/i386/driver-i386.c (host_detect_local_cpu): Correctly
1207 detect processor family for signature_CENTAUR_ebx.
1208 <case PROCESSOR_I486>: Pass c3, winchip2 or winchip-c6 for
1209 signature_CENTAUR_ebx.
1210 <case PROCESSOR _PENTIUMPRO>: Pass c3-2 for signature_CENTAUR_ebx.
1211 <default>: Pass x86-64 for has_longmode.
1213 2016-06-01 Nathan Sidwell <nathan@acm.org>
1215 * config/nvptx/nvptx.c (nvptx_assemble_undefined_decl): Reject
1218 2016-06-01 Richard Biener <rguenther@suse.de>
1220 PR tree-optimization/71261
1221 * tree-vect-patterns.c (check_bool_pattern): Gather a hash-set
1222 of stmts successfully put in the bool pattern. Remove
1223 single-use restriction.
1224 (adjust_bool_pattern_cast): Add cast at the use site via the
1225 pattern def sequence.
1226 (adjust_bool_pattern): Remove recursion, maintain a hash-map
1227 of patterned defs. Use the pattern def seqence instead of
1228 multiple independent patterns.
1229 (sort_after_uid): New qsort compare function.
1230 (adjust_bool_stmts): New function to process stmts in the bool
1231 pattern in IL order.
1232 (vect_recog_bool_pattern): Adjust.
1233 * tree-if-conv.c (ifcvt_split_def_stmt): Remove.
1234 (ifcvt_walk_pattern_tree): Likewise.
1235 (stmt_is_root_of_bool_pattern): Likewise.
1236 (ifcvt_repair_bool_pattern): Likewise.
1237 (tree_if_conversion): Do not call ifcvt_repair_bool_pattern.
1239 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
1241 * loop-unroll.c (decide_unroll_constant_iterations,
1242 decide_unroll_runtime_iterations, decide_unroll_stupid): Use
1243 likely upper bounds.
1244 * loop-iv.c (find_simple_exit): Dump likely upper bounds.
1246 2016-06-01 Thomas Schwinge <thomas@codesourcery.com>
1248 * tree-core.h (enum omp_clause_code): Remove
1249 OMP_CLAUSE_DEVICE_RESIDENT. Adjust all users.
1251 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1253 * config/arm/sync.md (arm_store_exclusive<mode>):
1254 Use 'H' output modifier on operands[2] rather than creating a new
1255 entry in out-of-bounds memory of the operands array.
1256 (arm_store_release_exclusivedi): Likewise.
1258 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1260 * config/arm/arm.c (arm_fusion_enabled_p): New function.
1261 * config/arm/arm-protos.h (arm_fusion_enabled_p): Declare prototype.
1262 * config/arm/crypto.md (crypto_<crypto_pattern>, CRYPTO_UNARY):
1263 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
1265 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
1267 * tree-vect-loop.c (vect_determine_vectorization_factor): Also take
1268 into account live statements for mask producers.
1270 2016-06-01 Richard Biener <rguenther@suse.de>
1272 PR tree-optimization/71311
1273 * match.pd (@0 < @1 && @0 < @2 -> @0 < min(@1,@2)): Add :c and
1274 restrict to non-INTEGER_CST @0.
1276 2016-06-01 Richard Biener <rguenther@suse.de>
1278 * match.pd ((A & B) - (A & ~B) -> B - (A ^ B)): Add missing :c.
1279 (relational patterns): Use :c to avoid pattern duplications.
1281 2016-06-01 Richard Biener <rguenther@suse.de>
1283 * genmatch.c (comparison_code_p): New predicate.
1284 (swap_tree_comparison): New function.
1285 (commutate): Add for_vec parameter to append new for entries.
1286 Support commutating relational operators by swapping it alongside
1288 (lower_commutative): Adjust.
1289 (dt_simplify::gen): Do not pass artificial operators to gen
1291 (decision_tree::gen): Do not add artificial operators as parameters.
1292 (parser::parse_expr): Verify operator commutativity when :c is
1293 applied. Allow :C to override this.
1294 * match.pd: Adjust patterns to use :C instead of :c where required.
1296 2016-06-01 Patrick Palka <ppalka@gcc.gnu.org>
1298 PR tree-optimization/71077
1299 * tree-ssa-threadedge.c (simplify_control_stmt_condition_1): In
1300 the combining step, use boolean_false_node and boolean_true_node
1301 as the designated false/true return values.
1303 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
1305 * predict.def (PRED_LOOP_EXTRA_EXIT): Define.
1306 * predict.c (predict_iv_comparison): Also check PRED_LOOP_EXTRA_EXIT.
1307 (predict_extra_loop_exits): Use PRED_LOOP_EXTRA_EXIT instead of
1310 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
1312 * doc/invoke.texi (-frename-registers): Drop -fpeel-loops from list
1313 of flags impliying the register renaming.
1314 * toplev.c (process_options): Do not imply flag_rename_registers with
1317 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
1319 * config/sh/sh.h (ASM_OUTPUT_SYMBOL_REF): Remove macro and use the
1320 default implementation.
1322 2016-05-31 Nathan Sidwell <nathan@acm.org>
1324 * dwarf2out.c (cur_line_info_table): Add GTY marker.
1326 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
1328 * config/sh/constraints.md (b): Remove constraint.
1329 * config/sh/predicates.md (arith_reg_operand): Remove
1331 * config/sh/sh-modes.def (PDI): Remove.
1332 * config/sh/sh.c (sh_target_reg_class,
1333 sh_optimize_target_register_callee_saved): Remove functions.
1334 (sh_option_override): Don't set MASK_SAVE_ALL_TARGET_REGS.
1335 (sh_expand_epilogue): Update comment.
1336 (sh_hard_regno_mode_ok, sh_register_move_cost, calc_live_regs,
1337 sh_secondary_reload): Remove TARGET_REGS related code.
1338 * config/sh/sh.h (FIRST_TARGET_REG, LAST_TARGET_REG,
1339 TARGET_REGISTER_P): Remove macros.
1340 (SH_DBX_REGISTER_NUMBER, REG_ALLOC_ORDER): Remove target regs.
1341 * config/sh/sh.md (PR_MEDIA_REG, T_MEDIA_REG, FR23_REG, TR0_REG,
1342 TR1_REG, TR2_REG): Remove constants.
1343 * config/sh/sh.opt (SAVE_ALL_TARGET_REGS): Remove.
1345 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
1347 * config/sh/sh.md (adddi3, subdi3, negdi2, abs<mode>2): Remove
1348 define_expand patterns.
1349 (adddi3_compact): Rename to adddi3.
1350 (subdi3_compact): Rename to subdi3.
1351 (*negdi2): Rename to negdi2.
1352 (*abs<mode>2): Rename to abs<mode>2.
1354 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
1356 * config/rx/rx.md (FETCHOP_NO_MINUS): New code iterator.
1357 (atomic_<fetchop_name>_fetchsi): Extract minus operator into ...
1358 (atomic_sub_fetchsi): ... this new pattern.
1359 (mvtc): Add CC_REG clobber.
1361 2016-05-31 Marek Polacek <polacek@redhat.com>
1363 * gimplify.c (gimplify_switch_expr): Also handle GIMPLE_TRY.
1365 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1367 * config/aarch64/aarch64.c (aarch_macro_fusion_pair_p): Use
1368 aarch64_fusion_enabled_p to check for fusion capabilities.
1370 2016-05-31 Richard Biener <rguenther@suse.de>
1372 PR tree-optimization/71352
1373 * tree-ssa-reassoc.c (zero_one_operation): Handle op equal to
1374 minus one and a negate.
1376 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1378 * config/aarch64/aarch64.c (aarch64_simd_attr_length_move): Delete.
1379 * config/aarch64/aarch64-protos.h (aarch64_simd_attr_length_move):
1381 * config/aarch64/iterators.md (insn_count): Add descriptive comment.
1382 * config/aarch64/aarch64-simd.md (*aarch64_mov<mode>, VSTRUCT modes):
1383 Remove use of aarch64_simd_attr_length_move, set length attribute
1385 (*aarch64_be_movoi): Likewise.
1386 (*aarch64_be_movci): Likewise.
1387 (*aarch64_be_movxi): Likewise.
1389 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
1391 * loop-init.c (gate): Do not enale RTL loop unroller with -fpeel-loops.
1392 It no longer does that.
1393 * toplev.c (process_options): Do not enable flag_web with -fpeel-loops.
1395 2016-05-31 Wladimir J. van der Laan <laanwj@gmail.com>
1397 * config/aarch64/arm_neon.h (vdupb_laneq_s8): Remove spurious
1398 attribute __unused__.
1400 2016-05-31 Thomas Preud'homme <thomas.preudhomme@arm.com>
1402 * config/arm/arm-protos.h (arm_arch_thumb1): Declare.
1403 * config/arm/arm.c (arm_arch_thumb1): Define.
1404 (arm_option_override): Initialize arm_arch_thumb1.
1405 * config/arm/arm.h (arm_arch_thumb1): Declare.
1406 (TARGET_ARM_ARCH_ISA_THUMB): Use arm_arch_thumb to determine if target
1407 support Thumb-1 ISA.
1409 2016-05-31 Kirill Yukhin <kirill.yukhin@intel.com>
1412 * config/i386/sse.md (define_insn_and_split "*vec_extractv4sf_0"): Use
1413 `Yv' for scalar operand.
1415 2016-05-31 Tom de Vries <tom@codesourcery.com>
1417 PR tree-optimization/69068
1418 * graphite-isl-ast-to-gimple.c (copy_bb_and_scalar_dependences): Handle
1419 phis with more than two args.
1421 2016-05-30 Andreas Tobler <andreast@gcc.gnu.org>
1423 * config.gcc: Move hard float support for arm*hf*-*-freebsd* into
1424 armv6*-*-freebsd* for FreeBSD 11. Eliminate the arm*hf*-*-freebsd*
1427 2016-05-30 Jose E. Marchesi <jose.marchesi@oracle.com>
1429 * config.gcc (sparc*-*-*): Support cpu_32, cpu_64, tune_32 and
1431 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
1433 * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Add entries for
1434 cpu_32, cpu_64, tune_32 and tune_64.
1435 * config/sparc/sol2.h (OPTION_DEFAULT_SPECS): Likewise.
1437 2016-05-30 Uros Bizjak <ubizjak@gmail.com>
1439 * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
1441 2016-05-30 Andi Kleen <ak@linux.intel.com>
1443 * auto-profile.c (read_profile): Replace asserts with errors
1444 when file does not exist.
1445 * gcov-io.c (gcov_read_words): Dito.
1447 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
1449 * tree-cfg.c (print_loop): Print likely upper bounds.
1451 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
1453 * doc/invoke.texi (-fpeel-loops,-O3): Update documentation.
1454 * opts.c (default_options): Enable peel loops at -O3.
1455 * tree-ssa-loop-ivcanon.c (peeled_loops): New static var.
1456 (try_peel_loop): Do not re-peel already peeled loops;
1457 use likely upper bounds; fix profile updating.
1458 (pass_complete_unroll::execute): Initialize peeled_loops.
1460 2016-05-30 Martin Liska <mliska@suse.cz>
1462 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Scale
1463 computed costs by frequency of BB they belong to.
1464 (get_scaled_computation_cost_at): New function.
1466 2016-05-30 Alexander Monakov <amonakov@ispras.ru>
1467 Marc Glisse <marc.glisse@inria.fr>
1469 PR tree-optimization/71289
1470 * match.pd (-1 / B < A, A > -1 / B): New transformations.
1472 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
1474 * tree-vect-loop.c (vect_transform_loop): Update likely bounds.
1476 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
1478 * tree-ssa-loop-ivcanon.c (try_peel_loop): Correctly set wont_exit
1479 for peeled copies; avoid underflow when updating estimates; correctly
1482 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
1484 * tree-ssa-reassoc.ci (swap_ops_for_binary_stmt): Fix typo from commit
1485 r236875. Corrected oe3 to oe2 as obvious.
1487 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
1491 * tree-ssa-reassoc.c (insert_stmt_before_use): Use find_insert_point so
1492 that inserted stmt will not dominate stmts that defines its operand.
1493 (rewrite_expr_tree): Add stmt_to_insert before adding the use stmt.
1494 (rewrite_expr_tree_parallel): Likewise.
1496 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
1499 * tree-ssa-reassoc.c (swap_ops_for_binary_stmt): Fix swap such that
1500 all fields including stmt_to_insert are swapped.
1502 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
1504 * predict.h (force_edge_cold): Declare.
1505 * predict.c (force_edge_cold): New function.
1506 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Fix profile
1508 (canonicalize_loop_induction_variables): Fix formating.
1510 2016-05-30 Eric Botcazou <ebotcazou@adacore.com>
1512 * config/visium/visium.c (visium_split_double_add): Minor tweaks.
1513 (visium_expand_copysign): Use gen_int_mode directly.
1514 (visium_compute_frame_size): Minor tweaks.
1516 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
1518 * tree-vect-loop.c (vect_analyze_loop_2): Use
1519 likely_max_stmt_executions_int.
1521 2016-05-30 Tom de Vries <tom@codesourcery.com>
1523 PR tree-optimization/69067
1524 * graphite-isl-ast-to-gimple.c (get_def_bb_for_const): Remove assert.
1526 2016-05-29 Uros Bizjak <ubizjak@gmail.com>
1529 * config/i386/sync.md (define_peephole2 atomic_storedi_fpu):
1530 New peepholes to remove unneeded fild/fistp pairs.
1531 (define_peephole2 atomic_loaddi_fpu): Ditto.
1533 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
1535 * predict.c (maybe_hot_frequency_p): Avoid division.
1537 2016-05-28 Gerald Pfeifer <gerald@pfeifer.com>
1539 * doc/install.texi: Use https for shop.fsf.org.
1541 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
1543 * tree-ssa-loop-ivopts.c (estimated_stmt_executions_int): Use
1544 likely_max_stmt_executions_int.
1546 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
1548 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
1549 likely_max_stmt_executions_int.
1551 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
1553 * profile.c (compute_branch_probabilities): Do not report hitrates
1555 (branch_prob): Report hitrates here.
1556 * predict.c (gimple_predict_edge): Do not assert profile status;
1557 fix formatting issues.
1559 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
1561 * predict.c (edge_predicted_by_p): New function.
1562 (predict_paths_for_bb): Do not put multiple predictions of the same type
1565 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
1567 * tree-ssa-loop-niter.c (number_of_iterations_exit): Revert accidental
1570 2016-05-28 Alan Modra <amodra@gmail.com>
1572 * dominance.c (verify_dominators): Don't segfault on NULL imm_bb.
1574 2016-05-28 Alan Modra <amodra@gmail.com>
1576 PR rtl-optimization/71275
1577 * ira.c (ira): Free dominance info.
1579 2016-05-27 Gerald Pfeifer <gerald@pfeifer.com>
1581 * doc/sourcebuild.texi: New address for upstream Go repository.
1583 2016-05-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
1585 * config/arm/arm.h (TARGET_ARM_V6M): Remove.
1586 (TARGET_ARM_V7M): Likewise.
1588 2016-05-26 Jeff Law <law@redhat.com>
1590 * tree-ssa-threadedge.c: Remove include of tree-ssa-threadbackward.h.
1591 (thread_across_edge): Remove calls to find_jump_threads_backwards.
1592 * passes.def: Add jump threading passes before DOM/VRP.
1593 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Change
1594 argument to a basic block from an edge. Remove tests which are
1596 (pass_data_thread_jumps, class pass_thread_jumps): New.
1597 (pass_thread_jumps::gate, pass_thread_jumps::execute): New.
1598 (make_pass_thread_jumps): Likewise.
1599 * tree-pass.h (make_pass_thread_jumps): Declare.
1601 2016-05-27 Eric Botcazou <ebotcazou@adacore.com>
1603 * config/visium/visium-protos.h (split_double_move): Rename into...
1604 (visium_split_double_move): ...this.
1605 (visium_split_double_add): Declare.
1606 * config/visium/visium.c (split_double_move): Rename into...
1607 (visium_split_double_move): ...this.
1608 (visium_split_double_add): New function.
1609 (visium_expand_copysign): Renumber operands for consistency.
1610 * config/visium/visium.md (DImode move splitter): Adjust to renaming.
1611 (DFmode move splitter): Likewise.
1612 (*addi3_insn): Split by means of visium_split_double_add.
1613 (*adddi3_insn_flags): Delete.
1614 (*plus_plus_sltu<subst_arith>): New insn.
1615 (*subdi3_insn): Split by means of visium_split_double_add.
1616 (subdi3_insn_flags): Delete.
1617 (*minus_minus_sltu<subst_arith>): New insn.
1618 (*negdi2_insn): Split by means of visium_split_double_add.
1619 (*negdi2_insn_flags): Delete.
1621 2016-05-27 Ulrich Weigand <uweigand@de.ibm.com>
1623 * configure.ac: Treat a --with-headers option without argument
1624 the same as the default (i.e. consult sys-include directory).
1625 * configure: Regenerate.
1627 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1629 * config/aarch64/aarch64.c (aarch64_fusion_enabled_p): New function.
1630 * config/aarch64/aarch64-protos.h (aarch64_fusion_enabled_p): Declare
1632 * config/aarch64/aarch64-simd.md (aarch64_crypto_aes<aesmc_op>v16qi):
1633 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
1635 2016-05-27 Jiong Wang <jiong.wang@arm.com>
1638 * config/aarch64/aarch64.c (aarch64_expand_builtin_va_start): Honor
1639 tree-stdarg analysis results.
1640 (aarch64_setup_incoming_varargs): Likewise.
1642 2016-05-27 Jiong Wang <jiong.wang@arm.com>
1644 * config/aarch64/aarch64.c (aarch64_build_builtin_va_list): Initialize
1645 va_list_gpr_counter_field and va_list_fpr_counter_field.
1647 2016-05-27 Wilco Dijkstra <wdijkstr@arm.com>
1650 * config/aarch64/aarch64.h (CANNOT_CHANGE_MODE_CLASS): Remove.
1651 * config/aarch64/aarch64.c
1652 (aarch64_cannot_change_mode_class): Remove function.
1653 * config/aarch64/aarch64-protos.h
1654 (aarch64_cannot_change_mode_class): Remove.
1656 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
1658 * cfgloop.c (record_niter_bound): Record likely upper bounds.
1659 (likely_max_stmt_executions_int, get_likely_max_loop_iterations,
1660 get_likely_max_loop_iterations_int): New.
1661 * cfgloop.h (struct loop): Add nb_iterations_likely_upper_bound,
1662 any_likely_upper_bound.
1663 (get_likely_max_loop_iterations_int, get_likely_max_loop_iterations):
1665 * cfgloopmanip.c (copy_loop_info): Copy likely upper bounds.
1666 * loop-unroll.c (unroll_loop_constant_iterations): Update likely
1668 (unroll_loop_constant_iterations): Likewise.
1669 (unroll_loop_runtime_iterations): Likewise.
1670 * lto-streamer-in.c (input_cfg): Stream likely upper bounds.
1671 * lto-streamer-out.c (output_cfg): Likewise.
1672 * tree-ssa-loop-ivcanon.c (try_peel_loop): Update likely upper
1674 (canonicalize_loop_induction_variables): Dump likely upper bounds.
1675 * tree-ssa-loop-niter.c (record_estimate): Record likely upper bounds.
1676 (likely_max_loop_iterations): New.
1677 (likely_max_loop_iterations_int): New.
1678 (likely_max_stmt_executions): New.
1679 * tree-ssa-loop-niter.h (likely_max_loop_iterations,
1680 likely_max_loop_iterations_int, likely_max_stmt_executions_int,
1681 likely_max_stmt_executions): Declare.
1683 2016-05-27 Marek Polacek <polacek@redhat.com>
1686 * gimple-fold.c (gimple_fold_call): Check that LHS is not null.
1688 2016-05-27 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1690 * config/s390/s390.md (2x risbg splitters): Use
1691 reg_overlap_mentioned_p instead of rtx_equal_p.
1693 2016-05-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
1695 * combine.c (make_compound_operation): Take known zero bits into
1696 account when checking for possible zero_extend.
1698 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1700 * config/aarch64/aarch64.md (ashl<mode>3, SHORT modes):
1701 Use const_int_operand for operand 2 predicate. Simplify expand code
1704 2016-05-27 Ilya Enkovich <ilya.enkovich@intel.com>
1707 * fold-const.c (fold_ternary_loc): Don't fold VEC_COND_EXPR
1710 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1712 * config/aarch64/aarch64-modes.def (CC_ZESWP, CC_SESWP): Delete.
1713 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Remove condition
1714 that returns CC_SESWPmode and CC_ZESWPmode.
1715 (aarch64_get_condition_code_1): Remove handling of CC_SESWPmode
1717 (aarch64_rtx_costs): Likewise.
1719 2016-05-26 Michael Meissner <meissner@linux.vnet.ibm.com>
1721 * config/rs6000/rs6000.c (rs6000_emit_p9_fp_minmax): New function
1722 for ISA 3.0 min/max support.
1723 (rs6000_emit_p9_fp_cmove): New function for ISA 3.0 floating point
1724 conditional move support.
1725 (rs6000_emit_cmove): Call rs6000_emit_p9_fp_minmax and
1726 rs6000_emit_p9_fp_cmove if the ISA 3.0 instructions are
1728 * config/rs6000/rs6000.md (SFDF2): New iterator to allow doing
1729 conditional moves where the comparison type is different from move
1731 (fp_minmax): New code iterator for smin/smax.
1732 (minmax): New code attributes for min/max.
1733 (SMINMAX): Likewise.
1734 (smax<mode>3): Combine min, max insns into one insn using the
1735 fp_minmax code iterator. Add support for ISA 3.0 min/max
1736 instructions that don't need -ffast-math.
1737 (s<minmax><mode>3): Likewise.
1738 (smax<mode>3_vsx): Likewise.
1739 (smin<mode>3): Likewise.
1740 (s<minmax><mode>3_vsx): Likewise.
1741 (smin<mode>3_vsx): Likewise.
1742 (pre-VSX min/max splitters): Likewise.
1743 (s<minmax><mode>3_fpr): Likewise.
1744 (movsfcc): Rewrite floating point conditional moves to combine
1745 SFmode/DFmode into a single insn.
1746 (mov<mode>cc): Likewise.
1747 (movdfcc): Likewise.
1748 (fselsfsf4): Combine FSEL cases into a single insn, using SFDF and
1749 SFDF2 iterators to handle all combinations.
1750 (fseldfsf4): Likewise.
1751 (fsel<SFDF:mode><SFDF2:mode>4): Likewise.
1752 (fseldfdf4): Likewise.
1753 (fselsfdf4): Likewise.
1754 (mov<SFDF:mode><SFDF2:mode>cc_p9): Add support for the ISA 3.0
1755 comparison instructions that set a 0/-1 mask, and use it for
1756 floating point conditional move via XXSEL.
1757 (fpmask<mode>): Likewise.
1758 (xxsel<mode>): Likewise.
1759 * config/rs6000/predicates.md (min_max_operator): Delete, no
1761 (fpmask_comparison_operaton): New insn for ISA 3.0 comparison
1762 instructions that generate a 0/-1 mask for use with XXSEL.
1763 * config/rs6000/rs6000.h (TARGET_MINMAX_SF): New helper macros to
1764 say whether floating point min/max is available, either through
1765 FSEL, ISA 2.06 min/max, and ISA 3.0 min/max instrucitons.
1766 (TARGET_MINMAX_DF): Likewise.
1768 2016-05-27 Alan Modra <amodra@gmail.com>
1770 PR rtl-optimization/71275
1771 * ira.c (ira): Call loop_optimizer_init to set up bb_loop_depth
1772 for update_equiv_regs and combine_and_move_insns.
1774 2016-05-26 Uros Bizjak <ubizjak@gmail.com>
1776 * config/i386/i386.md (*movqi_internal) <attr "isa">: Use
1777 if_then_else or cond RTXes to calculate attribute value.
1778 * config/i386/mmx.md (*vec_extractv2sf_1) <attr "prefix_rep">: Ditto.
1779 <attr "length_immediate>: Ditto.
1780 (*vec_extractv2sf_1) <attr "length_immediate">: Ditto.
1781 * config/i386/sse.md (sse_loadlps) <attr "length_immediate">: Ditto.
1782 (*vec_concatv2sf_sse4_1) <attr "isa">: Ditto.
1783 <attr "type">: Ditto.
1784 <attr "prefix_data16">: Ditto.
1785 <attr "prefix_extra">: Ditto.
1786 <attr "length_immediate">: Ditto.
1787 <attr "prefix">: Ditto.
1788 (vec_set<mode>_0) <attr "isa">: Ditto.
1789 <attr "prefix_extra">: Ditto.
1790 <attr "length_immediate">: Ditto.
1791 <attr "prefix">: Ditto.
1792 (*vec_interleave_highv2df) <attr "prefix_data16">: Ditto.
1793 (*vec_interleave_lowv2df) <attr "prefix_data16">: Ditto.
1794 (sse2_storelpd) <attr "prefix_data16">: Ditto.
1795 (sse2_loadhpd) <attr "prefix_data16">: Ditto.
1796 (sse2_loadlpd) <attr "prefix_data16">: Ditto.
1797 <attr "length_immediate">: Ditto.
1798 <attr "prefix">: Ditto.
1799 (sse2_movsd) <attr "length_immediate">: Ditto.
1800 <attr "prefix">: Ditto.
1801 (vec_concatv2df) <attr "isa">: Ditto.
1802 <attr "prefix">: Ditto.
1803 (*vec_extractv4si) <attr "prefix_extra">: Ditto.
1804 (*vec_extractv2di_1) <attr "isa">: Ditto.
1805 <attr "type">: Ditto.
1806 <attr "length_immediate">: Ditto.
1807 <attr "prefix_rex">: Ditto.
1808 <attr "prefix_extra">: Ditto.
1809 (*vec_concatv2si_sse4_1) <attr "type">: Ditto.
1810 <attr "prefix_extra">: Ditto.
1811 <attr "length_immediate">: Ditto.
1812 (vec_concatv2di) <attr "isa">: Ditto.
1813 <attr "prefix_extra">: Ditto.
1814 <attr "length_immediate">: Ditto.
1815 <attr "prefix">: Ditto.
1817 2016-05-26 Martin Liska <mliska@suse.cz>
1819 * tree-ssa-loop-ivopts.c (comp_cost::infinite_cost_p): New
1821 (operator+): Likewise.
1822 (operator-): Likewise.
1823 (comp_cost::operator+=): Likewise.
1824 (comp_cost::operator-=): Likewise.
1825 (comp_cost::operator/=): Likewise.
1826 (comp_cost::operator*=): Likewise.
1827 (operator<): Likewise.
1828 (operator==): Likewise.
1829 (operator<=): Likewise.
1831 (infinite_cost_p): Likewise.
1832 (add_costs): Likewise.
1833 (sub_costs): Likewise.
1834 (compare_costs): Likewise.
1835 (set_group_iv_cost): Use the newly introduced functions.
1836 (get_address_cost): Likewise.
1837 (get_shiftadd_cost): Likewise.
1838 (force_expr_to_var_cost): Likewise.
1839 (split_address_cost): Likewise.
1840 (ptr_difference_cost): Likewise.
1841 (difference_cost): Likewise.
1842 (get_computation_cost_at): Likewise.
1843 (determine_group_iv_cost_generic): Likewise.
1844 (determine_group_iv_cost_address): Likewise.
1845 (determine_group_iv_cost_cond): Likewise.
1846 (autoinc_possible_for_pair): Likewise.
1847 (determine_group_iv_costs): Likewise.
1848 (cheaper_cost_pair): Likewise.
1849 (iv_ca_recount_cost): Likewise.
1850 (iv_ca_set_no_cp): Likewise.
1851 (iv_ca_set_cp): Likewise.
1852 (iv_ca_cost): Likewise.
1853 (iv_ca_new): Likewise.
1854 (iv_ca_dump): Likewise.
1855 (iv_ca_narrow): Likewise.
1856 (iv_ca_prune): Likewise.
1857 (iv_ca_replace): Likewise.
1858 (try_add_cand_for): Likewise.
1859 (try_improve_iv_set): Likewise.
1860 (find_optimal_iv_set): Likewise.
1862 2016-05-26 Richard Sandiford <richard.sandiford@arm.com>
1864 * tree-ssa-loop-ivopts.c (loop_body_includes_call): Don't assume
1865 that internal functions will clobber all caller-saved registers.
1867 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
1869 * config/aarch64/aarch64.c (aarch64_case_values_threshold):
1870 Return a better case_values_threshold when optimizing.
1872 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
1874 * config/aarch64/aarch64-simd.md (aarch64_combinez):
1875 Add ? to integer variant.
1876 (aarch64_combinez_be): Likewise.
1878 2016-05-26 Jakub Jelinek <jakub@redhat.com>
1880 * config/i386/sse.md (*vcvtps2ph_store<mask_name>): Use v constraint
1881 instead of x constraint.
1882 (vcvtps2ph256<mask_name>): Likewise.
1884 * config/i386/sse.md (*ssse3_palignr<mode>_perm): Add avx512bw
1885 alternative. Formatting fix.
1887 * config/i386/sse.md
1888 (<mask_codefor>avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Rename
1890 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>): ... this.
1891 (*avx_vperm_broadcast_v4sf): Use v constraint instead of x. Use
1892 maybe_evex prefix instead of vex.
1893 (*avx_vperm_broadcast_<mode>): Use v constraint instead of x. Handle
1894 EXT_REX_SSE_REG_P (op0) case in the splitter.
1896 2016-05-25 Jeff Law <law@redhat.com>
1898 PR tree-optimization/71272
1899 * tree-ssa-threadbackward.c (convert_and_register_jump_thread_path):
1900 Update comments. Add test for empty path.
1902 2016-05-25 Bill Seurer <seurer@linux.vnet.ibm.com>
1904 * config/rs6000/altivec.h (vec_cmpne): Add #define for vec_cmpne.
1905 * config/rs6000/rs6000-builtin.def (vec_cmpne): Add vec_cmpne as a
1906 special case builtin.
1907 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
1908 code for ALTIVEC_BUILTIN_VEC_CMPNE.
1909 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
1910 for __builtin_vec_cmpne.
1912 2016-05-25 Eric Botcazou <ebotcazou@adacore.com>
1914 * tree-ssa-phiopt.c (factor_out_conditional_conversion): Remove
1915 redundant test and bail out if the type of the new operand is not
1916 a GIMPLE register type after stripping a VIEW_CONVERT_EXPR.
1918 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
1920 * config/i386/i386.opt (ix86_target_flags_explicit): Remove.
1921 (x_ix86_target_flags_explicit): Remove.
1922 * config/i386/i386.c (ix86_function_specific_save): Do not copy
1923 x_ix86_target_flags_explicit.
1924 (ix86_function_specific_restore): Ditto.
1926 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
1927 H.J. Lu <hongjiu.lu@intel.com>
1930 * common/config/i386/i386-common.c
1931 (OPTION_MASK_ISA_GENERAL_REGS_ONLY_UNSET): New.
1932 (ix86_handle_option) <case OPT_mgeneral_regs_only>: Disable
1933 MPX, MMX, SSE and x87 instructions for -mgeneral-regs-only.
1934 * config/i386/i386.opt (ix86_target_flags): Add new Variable.
1935 (-mgeneral-regs-only): Add new option.
1936 * config/i386/i386.c (ix86_option_override_internal): Don't enable
1937 x87 instructions if only general registers are allowed.
1938 (ix86_target_string): Add ix86_flags argument. Handle additional
1939 flags options through ix86_flags argument. Update all callers.
1940 * doc/invoke.texi: Document -mgeneral-regs-only.
1942 2016-05-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1944 PR rtl-optimization/66940
1945 * ifcvt.c (noce_get_alt_condition): Check that incrementing or
1946 decrementing desired_val will not overflow before performing these
1949 2016-05-25 Ilya Verbin <ilya.verbin@intel.com>
1951 * config/i386/i386-builtin-types.def: Add V16SI_FTYPE_V16SF,
1952 V8DF_FTYPE_V8DF_ROUND, V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND.
1953 * config/i386/i386.c (enum ix86_builtins): Add
1954 IX86_BUILTIN_CVTPS2DQ512_MASK, IX86_BUILTIN_FLOORPS512,
1955 IX86_BUILTIN_FLOORPD512, IX86_BUILTIN_CEILPS512, IX86_BUILTIN_CEILPD512,
1956 IX86_BUILTIN_TRUNCPS512, IX86_BUILTIN_TRUNCPD512,
1957 IX86_BUILTIN_CVTPS2DQ512, IX86_BUILTIN_VEC_PACK_SFIX512,
1958 IX86_BUILTIN_FLOORPS_SFIX512, IX86_BUILTIN_CEILPS_SFIX512,
1959 IX86_BUILTIN_ROUNDPS_AZ_SFIX512.
1960 (builtin_description bdesc_args): Add __builtin_ia32_floorps512,
1961 __builtin_ia32_ceilps512, __builtin_ia32_truncps512,
1962 __builtin_ia32_floorpd512, __builtin_ia32_ceilpd512,
1963 __builtin_ia32_truncpd512, __builtin_ia32_cvtps2dq512,
1964 __builtin_ia32_vec_pack_sfix512, __builtin_ia32_roundps_az_sfix512,
1965 __builtin_ia32_floorps_sfix512, __builtin_ia32_ceilps_sfix512.
1966 Change IX86_BUILTIN_CVTPS2DQ512 to IX86_BUILTIN_CVTPS2DQ512_MASK for
1967 __builtin_ia32_cvtps2dq512_mask.
1968 (ix86_expand_args_builtin): Handle V8DF_FTYPE_V8DF_ROUND,
1969 V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF.
1970 (ix86_builtin_vectorized_function): Handle builtins mentioned above.
1971 * config/i386/sse.md
1972 (<mask_codefor>avx512f_fix_notruncv16sfv16si<mask_name><round_name>):
1974 (avx512f_fix_notruncv16sfv16si<mask_name><round_name>): ... this.
1975 (<mask_codefor>avx512f_cvtpd2dq512<mask_name><round_name>): Rename
1977 (avx512f_cvtpd2dq512<mask_name><round_name>): ... this.
1978 (avx512f_vec_pack_sfix_v8df): New define_expand.
1979 (avx512f_roundpd512): Rename to ...
1980 (avx512f_round<castmode>512): ... this. Change iterator.
1981 (avx512f_roundps512_sfix): New define_expand.
1982 (round<mode>2_sfix): Change iterator.
1984 2016-05-25 Nick Clifton <nickc@redhat.com>
1986 * config/msp430/msp430.c (msp430_attr): Produce an error if a
1987 static interrupt handler is detected.
1988 * config/msp430/msp430.h (LIB_SPEC): Do not use msp430.ld as the
1989 default linker script.
1990 * config/msp430/msp430.md (movpsihi2_lo): New pattern for loading
1991 the low part of a symbolic pointer.
1993 2016-05-25 Richard Biener <rguenther@suse.de>
1995 PR tree-optimization/71261
1996 * tree-if-conv.c (ifcvt_split_def_stmt): Walk uses on the
1997 interesting stmt instead of immediate uses when looking
1998 for the use operand to replace.
2000 2016-05-25 Martin Liska <mliska@suse.cz>
2002 * ipa-inline.c (edge_badness): Use 'w/' instead of 'w'.
2004 2016-05-25 Richard Biener <rguenther@suse.de>
2006 PR tree-optimization/71264
2007 * tree-vect-stmts.c (vect_init_vector): Properly deal with
2010 2016-05-25 Martin Liska <mliska@suse.cz>
2012 PR tree-optimization/71239
2013 * tree.c (array_at_struct_end_p): Do not call operand_equal_p
2014 if DECL_SIZE is NULL.
2016 2016-05-25 Richard Biener <rguenther@suse.de>
2018 * timevar.def (TV_TREE_LOOP_IFCVT): Add.
2019 * tree-if-conv.c (pass_data_if_conversion): Use it.
2021 2016-05-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
2023 * cgraph.c (cgraph_node::get_availability): Fix typo in comment.
2024 * symtab.c (symtab_node::binds_to_current_def_p): Likewise.
2025 * varpool.c (varpool_node::get_availability): Likewise.
2027 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
2029 * config/rs6000/altivec.md (VNEG iterator): New iterator for
2030 VNEGW/VNEGD instructions.
2031 (p9_neg<mode>2): New insns for ISA 3.0 VNEGW/VNEGD.
2032 (neg<mode>2): Add expander for V2DImode added in ISA 2.07, and
2033 support for ISA 3.0 VNEGW/VNEGD instructions.
2035 2016-05-24 Cesar Philippidis <cesar@codesourcery.com>
2037 * gimplify.c (omp_notice_variable): Use zero-length arrays for data
2038 pointers inside OACC_DATA regions.
2039 (gimplify_scan_omp_clauses): Prune firstprivate clause associated
2040 with OACC_DATA, OACC_ENTER_DATA and OACC_EXIT data regions.
2041 (gimplify_adjust_omp_clauses): Fix typo in comment.
2043 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
2045 * config/rs6000/altivec.md (VParity): New mode iterator for vector
2046 parity built-in functions.
2047 (p9v_ctz<mode>2): Add support for ISA 3.0 vector count trailing
2049 (p9v_parity<mode>2): Likewise.
2050 * config/rs6000/vector.md (VEC_IP): New mode iterator for vector
2052 (ctz<mode>2): ISA 3.0 expander for vector count trailing zeros.
2053 (parity<mode>2): ISA 3.0 expander for vector parity.
2054 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_1): New macros for
2056 (BU_P9_64BIT_MISC_0): Likewise.
2057 (BU_P9_MISC_0): Likewise.
2058 (BU_P9V_AV_1): Likewise.
2059 (BU_P9V_AV_2): Likewise.
2060 (BU_P9V_AV_3): Likewise.
2061 (BU_P9V_AV_P): Likewise.
2062 (BU_P9V_VSX_1): Likewise.
2063 (BU_P9V_OVERLOAD_1): Likewise.
2064 (BU_P9V_OVERLOAD_2): Likewise.
2065 (BU_P9V_OVERLOAD_3): Likewise.
2066 (VCTZB): Add vector count trailing zeros support.
2070 (VPRTYBD): Add vector parity support.
2071 (VPRTYBQ): Likewise.
2072 (VPRTYBW): Likewise.
2073 (VCTZ): Add overloaded vector count trailing zeros support.
2074 (VPRTYB): Add overloaded vector parity support.
2075 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
2076 overloaded vector count trailing zeros and parity instructions.
2077 * config/rs6000/rs6000.md (wd mode attribute): Add V1TI and TI for
2078 vector parity support.
2079 * config/rs6000/altivec.h (vec_vctz): Add ISA 3.0 vector count
2080 trailing zeros support.
2081 (vec_cntlz): Likewise.
2082 (vec_vctzb): Likewise.
2083 (vec_vctzd): Likewise.
2084 (vec_vctzh): Likewise.
2085 (vec_vctzw): Likewise.
2086 (vec_vprtyb): Add ISA 3.0 vector parity support.
2087 (vec_vprtybd): Likewise.
2088 (vec_vprtybw): Likewise.
2089 (vec_vprtybq): Likewise.
2090 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
2091 the ISA 3.0 vector count trailing zeros and vector parity built-in
2094 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
2096 * tree-ssa-reassoc.c (sort_by_operand_rank): Skip checking gimple_bb
2097 when there is stmt_to_insert.
2099 2016-05-24 Martin Sebor <msebor@redhat.com>
2102 * tree.h (complete_or_array_type_p): New inline function.
2104 2016-05-24 Jakub Jelinek <jakub@redhat.com>
2106 * config/i386/i386.h (TARGET_AVOID_4BYTE_PREFIXES): Define.
2107 * config/i386/constraints.md (Yr): Test TARGET_AVOID_4BYTE_PREFIXES
2108 rather than X86_TUNE_AVOID_4BYTE_PREFIXES.
2110 * config/i386/sse.md (<sse4_1>_round<ssemodesuffix><avxsizesuffix>):
2111 Limit 1st alternative to noavx isa, split 2nd alternative into one
2112 noavx and one avx alternative, use *x and Bm in the former and
2113 x and m in the latter.
2115 * config/i386/sse.md (vec_set<mode>_0): Use sse4_noavx isa instead
2116 of sse4 for the first alternative, drop %v from the template
2117 and d operand modifier. Split second alternative into one sse4_noavx
2118 and one avx alternative, use *x instead of *v in the former and v
2119 instead of *v in the latter.
2120 (*sse4_1_extractps): Use noavx isa instead of * for the first
2121 alternative, drop %v from the template. Split second alternative into
2122 one noavx and one avx alternative, use *x instead of *v in the
2123 former and v instead of *v in the latter.
2124 (<vi8_sse4_1_avx2_avx512>_movntdqa): Guard the first 2 alternatives
2125 with noavx and the last one with avx.
2126 (sse4_1_phminposuw): Guard first alternative with noavx isa,
2127 split the second one into one noavx and one avx alternative,
2128 use *x and Bm in the former and x and m in the latter one.
2129 (<sse4_1>_ptest<mode>): Use noavx instead of * for the first two
2132 * config/i386/sse.md (sse4_1_<code>v8qiv8hi2<mask_name>): Limit
2133 first two alternatives to noavx, use *x instead of *v in the second
2134 one, add avx alternative without *.
2135 (sse4_1_<code>v4qiv4si2<mask_name>, sse4_1_<code>v4hiv4si2<mask_name>,
2136 sse4_1_<code>v2qiv2di2<mask_name>, sse4_1_<code>v2hiv2di2<mask_name>,
2137 sse4_1_<code>v2siv2di2<mask_name>): Likewise.
2139 2016-05-24 Jeff Law <law@redhat.com>
2141 * tree-ssa-threadbackwards.c (convert_and_register_jump_thread_path):
2142 New function, extracted from...
2143 (fsm_find_control_statement_thread_paths): Here. Use the new function.
2144 Allow simple copies and constant initializations in the SSA chain.
2146 2016-05-24 Marek Polacek <polacek@redhat.com>
2149 * gimplify.c (gimplify_switch_expr): Look into the innermost lexical
2152 2016-05-24 Jakub Jelinek <jakub@redhat.com>
2155 * tree-vect-stmts.c (vectorizable_simd_clone_call): Handle
2156 SIMD_CLONE_ARG_TYPE_LINEAR_REF_CONSTANT_STEP like
2157 SIMD_CLONE_ARG_TYPE_LINEAR_CONSTANT_STEP. Add
2158 SIMD_CLONE_ARG_TYPE_LINEAR_VAL_CONSTANT_STEP and
2159 SIMD_CLONE_ARG_TYPE_LINEAR_UVAL_CONSTANT_STEP cases explicitly.
2161 2016-05-24 Richard Biener <rguenther@suse.de>
2163 PR tree-optimization/71240
2164 * tree-ssa-math-opts.c (init_symbolic_number): Verify the source
2167 2016-05-24 Richard Biener <rguenther@suse.de>
2169 PR tree-optimization/71230
2170 * tree-ssa-reassoc.c (zero_one_operation): Handle negate special ops.
2172 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
2174 * tree-vectorizer.h (vectorizable_comparison): Delete.
2175 * tree-vect-loop.c (vectorizable_reduction): Remove redundant
2176 PURE_SLP_STMT check.
2177 * tree-vect-stmts.c (vectorizable_call): Likewise.
2178 (vectorizable_simd_clone_call): Likewise.
2179 (vectorizable_conversion): Likewise.
2180 (vectorizable_assignment): Likewise.
2181 (vectorizable_shift): Likewise.
2182 (vectorizable_operation): Likewise.
2183 (vectorizable_load): Likewise.
2184 (vectorizable_condition): Likewise.
2185 (vectorizable_store): Likewise. Assert that we don't have
2187 (vectorizable_comparison): Make static. Remove redundant
2188 PURE_SLP_STMT check.
2189 (vect_transform_stmt): Assert that we always have an slp_node
2192 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2194 * config/arm/neon.md (ashldi3_neon): Replace comparison of INTVAL of
2195 operands[2] against 1 with comparison against CONST1_RTX.
2196 (<shift>di3_neon): Likewise.
2197 * config/arm/predicates.md (const0_operand): Replace with comparison
2200 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2202 * config/arm/arm.md (ashldi3): Replace comparison of INTVAL of
2203 operands[2] against 1 with comparison against CONST1_RTX.
2204 (ashrdi3): Likewise.
2205 (lshrdi3): Likewise.
2206 (ashlsi3): Replace cast of INTVAL to unsigned HOST_WIDE_INT with
2208 (ashrsi3): Likewise.
2209 (lshrsi3): Likewise.
2210 (rotrsi3): Likewise.
2211 (define_split above *compareqi_eq0): Likewise.
2212 (define_split above "prologue"): Likewise.
2213 * config/arm/arm.c (thumb1_size_rtx_costs): Likewise.
2214 * config/arm/predicates.md (shift_operator): Likewise.
2215 (shift_nomul_operator): Likewise.
2216 (sat_shift_operator): Likewise.
2217 (thumb1_cmp_operand): Likewise.
2218 (const_neon_scalar_shift_amount_operand): Replace manual range
2219 check with IN_RANGE.
2220 * config/arm/thumb1.md (define_peephole2 above *thumb_subdi3):
2221 Replace cast of INTVAL to unsigned HOST_WIDE_INT with UINTVAL.
2223 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2225 * config/arm/arm.md (andsi3): Replace cast of 1 to HOST_WIDE_INT
2226 with HOST_WIDE_INT_1.
2228 * config/arm/arm.c (optimal_immediate_sequence): Replace cast of
2229 1 to unsigned HOST_WIDE_INT with HOST_WIDE_INT_1U.
2230 (arm_canonicalize_comparison): Likewise.
2231 (thumb1_rtx_costs): Replace cast of 1 to HOST_WIDE_INT with
2233 (thumb1_size_rtx_costs): Likewise.
2234 (vfp_const_double_index): Replace cast of 1 to unsigned
2235 HOST_WIDE_INT with HOST_WIDE_INT_1U.
2236 (get_jump_table_size): Replace cast of 1 to HOST_WIDE_INT with
2238 (arm_asan_shadow_offset): Replace cast of 1 to unsigned
2239 HOST_WIDE_INT with HOST_WIDE_INT_1U.
2240 * config/arm/neon.md (vec_set<mode>): Replace cast of 1 to
2241 HOST_WIDE_INT with HOST_WIDE_INT_1.
2243 2016-05-24 Marek Polacek <polacek@redhat.com>
2245 * tree-cfg.h (should_remove_lhs_p): New predicate.
2246 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Use it.
2247 * gimplify.c (gimplify_modify_expr): Likewise.
2248 * tree-cfg.c (verify_gimple_call): Likewise.
2249 * tree-cfgcleanup.c (fixup_noreturn_call): Likewise.
2250 * gimple-fold.c: Include "tree-cfg.h".
2251 (gimple_fold_call): Use should_remove_lhs_p.
2253 2016-05-24 Richard Biener <rguenther@suse.de>
2255 PR tree-optimization/71253
2256 * cfganal.h (control_dependences): Make robust against edge
2258 (control_dependences::control_dependences): Remove edge_list argument.
2259 (control_dependences::get_edge): Remove.
2260 (control_dependences::get_edge_src): Add.
2261 (control_dependences::get_edge_dest): Likewise.
2262 (control_dependences::m_el): Make a vector of edge src/dest index.
2263 * cfganal.c (control_dependences::find_control_dependence): Adjust.
2264 (control_dependences::control_dependences): Likewise.
2265 (control_dependences::~control_dependence): Likewise.
2266 (control_dependences::get_edge): Remove.
2267 (control_dependences::get_edge_src): Add.
2268 (control_dependences::get_edge_dest): Likewise.
2269 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Use
2271 (perform_tree_ssa_dce): Adjust.
2272 * tree-loop-distribution.c (create_edge_for_control_dependence): Use
2274 (pass_loop_distribution::execute): Adjust. Do loop destroying
2275 conditional on changed.
2277 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2280 * config/arm/arm.c (gen_operands_ldrd_strd): Remove bogus early
2281 return. Reindent transformation comment and mention the ARM state
2284 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
2287 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Add stmt_to_insert
2288 after build_and_add_sum creates new use stmt.
2290 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
2292 * tree-vect-stmts.c (vectorizable_load): Reorder checks so that
2293 load_lanes/grouped_load classification comes first. Don't check
2294 whether the vectorization factor is a multiple of the group size
2297 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
2299 * tree-vect-data-refs.c (vect_analyze_group_access_1): Set
2300 GROUP_GAP for single-element interleaving.
2301 * tree-vect-stmts.c (vectorizable_load): Remove force_peeling
2304 2016-05-24 Richard Biener <rguenther@suse.de>
2308 * tree-ssa.c (non_rewritable_mem_ref_base): Make sure to mark
2309 bases which are accessed with non-invariant indices.
2310 * gimple-fold.c (maybe_canonicalize_mem_ref_addr): Re-write
2311 constant index ARRAY_REFs of vectors into BIT_FIELD_REFs.
2313 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
2316 * tree-ssa-reassoc.c (struct operand_entry): Add field stmt_to_insert.
2317 (add_to_ops_vec): Add stmt_to_insert.
2318 (add_repeat_to_ops_vec): Init stmt_to_insert.
2319 (insert_stmt_before_use): New.
2320 (transform_add_to_multiply): Remove mult_stmt insertion and add it
2322 (get_ops): Init stmt_to_insert.
2323 (maybe_optimize_range_tests): Likewise.
2324 (rewrite_expr_tree): Insert stmt_to_insert before use stmt.
2325 (rewrite_expr_tree_parallel): Likewise.
2326 (reassociate_bb): Likewise.
2328 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
2331 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal): Drop
2332 ISA 3.0 xxperm fusion alternative.
2333 (altivec_vperm_v8hiv16qi): Likewise.
2334 (altivec_vperm_<mode>_uns_internal): Likewise.
2335 (vperm_v8hiv4si): Likewise.
2336 (vperm_v16qiv8hi): Likewise.
2338 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
2339 Kelvin Nilsen <kelvin@gcc.gnu.org>
2341 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Generate
2342 vpermr/xxpermr on ISA 3.0.
2343 (altivec_expand_vec_perm_le): Likewise.
2344 * config/rs6000/altivec.md (UNSPEC_VPERMR): New unspec.
2345 (altivec_vpermr_<mode>_internal): Add VPERMR/XXPERMR support for
2348 2016-05-23 Uros Bizjak <ubizjak@gmail.com>
2350 * config/i386/i386.h (IS_STACK_MODE): Enable for
2351 TARGET_MIX_SSE_I387. Rewrite using X87_FLOAT_MODE_P and
2352 SSE_FLOAT_MODE_P macros.
2353 * config/i386/i386.c (ix86_preferred_reload_class): Use
2354 IS_STACK_MODE, INTEGER_CLASS_P, FLOAT_CLASS_P and Q_CLASS_P macros.
2355 Cleanup regclass processing for CONST_DOUBLE_P.
2356 (ix86_preferred_output_reload_class): Use IS_STACK_MODE macro.
2357 (ix86_rtx_costs): Remove redundant TARGET_80387 check
2358 with IS_STACK_MODE macro.
2359 * config/i386/i386.md: Replace SSE_FLOAT_MODE_P (DFmode)
2361 (*movdf_internal): Use IS_STACK_MODE macro.
2362 (*movsf_internal): Ditto.
2364 2016-05-23 Marc Glisse <marc.glisse@inria.fr>
2366 * match.pd (a * (1 << b), ~x & ~y, ~X ^ ~Y, (X ^ Y) ^ Y, ~ (-A),
2367 ~ (A - 1), ~(~X >> Y), ~(~X >>r Y)): Relax constraints.
2369 2016-05-23 Jeff Law <law@redhat.com>
2371 * tree-ssa-threadbackward.c (profitable_jump_thread_path): New function
2373 (fsm_find_control_statement_thread_paths): Call it.
2375 2016-05-23 Martin Jambor <mjambor@suse.cz>
2378 * ipa-cp.c (ipa_get_indirect_edge_target_1): Only check value of
2379 from_global_constant if t is not NULL.
2381 2016-05-23 Marek Polacek <polacek@redhat.com>
2384 * common.opt (Wswitch-unreachable): New option.
2385 * doc/invoke.texi: Document -Wswitch-unreachable.
2386 * gimplify.c (gimplify_switch_expr): Implement the -Wswitch-unreachable
2389 2016-05-23 Bin Cheng <bin.cheng@arm.com>
2391 * tree-ssa-address.c (copy_ref_info): Check NULL TMR_STEP when
2392 TMR_INDEX is non-NULL.
2394 2016-05-23 Richard Biener <rguenther@suse.de>
2396 PR tree-optimization/71230
2397 * tree-ssa-reassoc.c (acceptable_pow_call): Move initial condition...
2398 (try_special_add_to_ops): ... here. Always test for single-use.
2400 2016-05-23 Martin Jambor <mjambor@suse.cz>
2402 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Create an empty
2403 default block if a PHI node in the original one would be resized.
2405 2016-05-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
2407 PR tree-optimization/58135
2408 * tree-vect-slp.c: When group size is not multiple
2409 of vector size, allow splitting of store group at
2412 2016-05-23 Christophe Lyon <christophe.lyon@linaro.org>
2414 * config/arm/arm_neon.h (vtst_p16, vtstq_p16): New.
2416 2016-05-22 Jakub Jelinek <jakub@redhat.com>
2418 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
2419 vec_set_hi_<mode><mask_name>): Add && <mask_avx512dq_condition>
2420 condition. For !TARGET_AVX512DQ, emit 32x4 instruction instead
2423 * config/i386/sse.md (vec_set_lo_v16hi, vec_set_hi_v16hi,
2424 vec_set_lo_v32qi, vec_set_hi_v32qi): Add alternative with
2425 v constraint instead of x and vinserti32x4 insn.
2427 * config/i386/sse.md (i128vldq): New mode iterator.
2428 (avx2_vbroadcasti128_<mode>, avx_vbroadcastf128_<mode>): Add
2429 avx512dq and avx512vl alternatives.
2431 * config/i386/sse.md (avx2_vec_dupv4df): Use v instead of x
2432 constraint, use maybe_evex prefix instead of vex.
2433 (vec_dupv4sf): Use v constraint instead of x for output
2434 operand except for noavx alternative, use Yv constraint
2435 instead of x for input. Use maybe_evex prefix instead of vex.
2436 (*vec_dupv4si): Likewise.
2437 (*vec_dupv2di): Likewise.
2439 2016-05-22 Kugan Vivekanandarajah <kuganv@linaro.org>
2442 * tree-ssa-reassoc.c (try_special_add_to_ops): New.
2443 (linearize_expr_tree): Call try_special_add_to_ops.
2444 (reassociate_bb): Convert MULT_EXPR by (-1) to NEGATE_EXPR.
2446 2016-05-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
2448 * config/avr/avr.c (avr_expand_prologue): Add INCOMING_FRAME_SP_OFFSET
2449 to computed stack_usage.
2451 2016-05-21 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
2454 * config/avr/avr.md (define_expand "mov<mode>"): If the source
2455 operand is subreg (symbol_ref) then move the symbol ref to register.
2457 2016-05-21 Jan Hubicka <hubicka@ucw.cz>
2459 * tree.c (array_at_struct_end_p): Look through MEM_REF.
2461 2016-05-21 Kugan Vivekanandarajah <kuganv@linaro.org>
2464 * tree-ssa-reassoc.c (transform_add_to_multiply): Disallow float
2467 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
2469 * tree-vrp.c (compare_values_warnv): Simplify handling of symbolic
2470 ranges by calling get_single_symbol and tidy up. Look more closely
2471 into NAME + CST1 vs CST2 comparisons if type overflow is undefined.
2473 2016-05-20 Jeff Law <law@redhat.com>
2475 * bitmap.c (bitmap_find_bit): Remove useless test.
2477 2016-05-20 Segher Boessenkool <segher@kernel.crashing.org>
2479 * function.c (thread_prologue_and_epilogue_insns): Commit the
2480 insertion of the epilogue.
2482 2016-05-20 Martin Jambor <mjambor@suse.cz>
2484 PR tree-optimization/70884
2485 * tree-sra.c (initialize_constant_pool_replacements): Do not check
2486 should_scalarize_away_bitmap and cannot_scalarize_away_bitmap bits.
2487 (sort_and_splice_var_accesses): Do not consider multiple scalar reads
2488 of constant pool data as a reason for scalarization.
2490 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
2492 * config/arm/arm.c (arm_expand_prologue): Set the stack usage to 0
2493 for naked functions.
2494 (thumb1_expand_prologue): Likewise.
2496 2016-05-20 Nathan Sidwell <nathan@acm.org>
2498 * config/nvptx/nptx.c (nvptx_option_override): Only set
2499 flag_toplevel_reorder, if not explicitly specified. Set
2500 flag_no_common, unless explicitly specified.
2502 2016-05-20 David Malcolm <dmalcolm@redhat.com>
2504 * calls.c (can_implement_as_sibling_call_p): Mark param
2505 reg_parm_stack_space with ATTRIBUTE_UNUSED.
2507 2016-05-20 Uros Bizjak <ubizjak@gmail.com>
2509 * config/i386/i386.c (ix86_rtx_costs) <case CONST_DOUBLE>:
2510 Use IS_STACK_MODE when calculating cost of standard 80387 constants.
2511 Fallthru to CONST_VECTOR case to calculate cost of standard SSE
2513 <case CONST_WIDE_INT>: Calculate cost of (MEM (SYMBOL_REF)).
2514 (ix86_legitimate_constant_p): Use CASE_CONST_SCALAR_INT
2517 2016-05-20 Cesar Philippidis <cesar@codesourcery.com>
2519 * config/nvptx/nvptx.md (sincossf3): New pattern.
2521 2016-05-20 David Malcolm <dmalcolm@redhat.com>
2523 * calls.c (maybe_complain_about_tail_call): New function.
2524 (initialize_argument_information): Call
2525 maybe_complain_about_tail_call when clearing *may_tailcall.
2526 (can_implement_as_sibling_call_p): Call
2527 maybe_complain_about_tail_call when returning false.
2528 (expand_call): Read CALL_EXPR_MUST_TAIL_CALL and, if set,
2529 ensure try_tail_call is set. Call maybe_complain_about_tail_call
2530 if tail-call optimization fails.
2531 * cfgexpand.c (expand_call_stmt): Initialize
2532 CALL_EXPR_MUST_TAIL_CALL from gimple_call_must_tail_p.
2533 * gimple-pretty-print.c (dump_gimple_call): Dump
2534 gimple_call_must_tail_p.
2535 * gimple.c (gimple_build_call_from_tree): Call
2536 gimple_call_set_must_tail with the value of
2537 CALL_EXPR_MUST_TAIL_CALL.
2538 * gimple.h (enum gf_mask): Add GF_CALL_MUST_TAIL_CALL.
2539 (gimple_call_set_must_tail): New function.
2540 (gimple_call_must_tail_p): New function.
2541 * print-tree.c (print_node): Update printing of TREE_STATIC
2542 to reflect its use for CALL_EXPR_MUST_TAIL_CALL.
2543 * tree-core.h (struct tree_base): Add MUST_TAIL_CALL to the
2544 trailing comment listing applicable flags.
2545 * tree.h (CALL_EXPR_MUST_TAIL_CALL): New macro.
2547 2016-05-20 David Malcolm <dmalcolm@redhat.com>
2549 * calls.c (expand_call): Move "Rest of purposes for tail call
2550 optimizations to fail" to...
2551 (can_implement_as_sibling_call_p): ...this new function, and
2552 split into multiple "if" statements.
2554 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
2556 * cfgloop.h (expected_loop_iterations_unbounded,
2557 expected_loop_iterations): Unconstify.
2558 * cfgloopanal.c (expected_loop_iterations_unbounded): Sanity check the
2559 profile with known upper bound; return 3 when profile is absent.
2560 (expected_loop_iterations): Update.
2562 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
2564 * loop-doloop.c (doloop_optimize): Use get_estimated_loop_iterations_int
2565 and get_max_loop_iterations_int.
2567 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
2569 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can not produce
2570 realistic upper bounds here.
2572 2016-05-20 Jakub Jelinek <jakub@redhat.com>
2575 * gimple-fold.c (gimple_fold_call): Do not remove lhs of noreturn
2576 calls if the LHS is variable length or has addressable type.
2577 If targets[0]->decl is a noreturn call with void return type and
2578 zero arguments, adjust fntype and remove lhs in that case.
2580 2016-05-20 Marc Glisse <marc.glisse@inria.fr>
2582 PR tree-optimization/71079
2583 PR tree-optimization/71206
2584 * match.pd ((X ^ Y) ^ (X ^ Z)): Convert the arguments.
2586 2016-05-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
2588 * tree-vectorizer.c (get_vec_alignment_for_decl): New static function.
2589 (get_vec_alignment_for_array_decl): Likewise.
2590 (get_vec_alignment_for_record_decl): Likewise.
2591 (increase_alignment::execute): Move code to find alignment to
2592 get_vec_alignment_for_array_decl and call get_vec_alignment_for_decl.
2593 (type_align_map): New hash_map.
2595 2016-05-20 Richard Guenther <rguenther@suse.de>
2597 PR tree-optimization/29756
2598 * tree.def (BIT_INSERT_EXPR): New tcc_expression tree code.
2599 * expr.c (expand_expr_real_2): Handle BIT_INSERT_EXPR.
2600 * fold-const.c (operand_equal_p): Likewise.
2601 (fold_ternary_loc): Add constant folding of BIT_INSERT_EXPR.
2602 * gimplify.c (gimplify_expr): Handle BIT_INSERT_EXPR.
2603 * tree-inline.c (estimate_operator_cost): Likewise.
2604 * tree-pretty-print.c (dump_generic_node): Likewise.
2605 * tree-ssa-operands.c (get_expr_operands): Likewise.
2606 * cfgexpand.c (expand_debug_expr): Likewise.
2607 * gimple-pretty-print.c (dump_ternary_rhs): Likewise.
2608 * gimple.c (get_gimple_rhs_num_ops): Handle BIT_INSERT_EXPR.
2609 * tree-cfg.c (verify_gimple_assign_ternary): Verify BIT_INSERT_EXPR.
2610 * tree-ssa.c (non_rewritable_lvalue_p): We can rewrite
2611 vector inserts using BIT_FIELD_REF or MEM_REF on the lhs.
2612 (execute_update_addresses_taken): Do it.
2614 2016-05-20 Richard Biener <rguenther@suse.de>
2616 PR tree-optimization/71185
2617 * tree-ssa-loop-prefetch.c (gather_memory_references): Drop
2618 register operations.
2620 2016-05-20 Richard Biener <rguenther@suse.de>
2622 * tree-if-conv.c (add_bb_predicate_gimplified_stmts): Use
2623 gimple_seq_add_seq_without_update.
2624 (release_bb_predicate): Assert we have no operands to free.
2625 (if_convertible_loop_p_1): Calculate post dominators later.
2626 Do not free BB predicates here.
2627 (combine_blocks): Do not recompute BB predicates.
2628 (version_loop_for_if_conversion): Save BB predicates around
2631 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
2633 * function.c (make_epilogue_seq): Remove epilogue_end parameter.
2634 (thread_prologue_and_epilogue_insns): Remove bb_flags. Restructure
2635 code. Ignore sibcalls on EDGE_IGNORE edges.
2636 * shrink-wrap.c (handle_simple_exit): New function. Set EDGE_IGNORE
2637 on edges for sibcalls that run without prologue. The rest of the
2638 function is combined from...
2639 (fix_fake_fallthrough_edge): ... this, and ...
2640 (try_shrink_wrapping): ... a part of this. Remove the bb_with
2641 function argument, make it a local variable.
2643 2016-05-19 Sandra Loosemore <sandra@codesourcery.com>
2645 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Allow
2646 --disable-sjlj-exceptions for TARGET_BI_ARCH to select DWARF-2 EH
2647 for 32-bit mode and SEH for 64-bit.
2648 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): Handle
2649 TARGET_64BIT_DEFAULT.
2651 2016-05-19 Ryan Burn <contact@rnburn.com>
2653 * Makefile.in (GTFILES): Add cilk.h and cilk-common.c.
2654 * gengtype.c (open_base_files): Add cilk.h to ifiles.
2656 2016-05-19 Uros Bizjak <ubizjak@gmail.com>
2658 * sched-deps.c (sched_analyze_2) <case TRAP_IF>: Also
2659 force pending loads from memory.
2661 2016-05-19 Kelvin Nilsen <kelvin@gcc.gnu.org>
2663 * config/rs6000/altivec.md (UNSPEC_DARN): New unspec constant.
2664 (UNSPEC_DARN_32): New unspec constant.
2665 (UNSPEC_DARN_RAW): New unspec constant.
2666 (darn_32): New instruction.
2667 (darn_raw): New instruction.
2668 (darn): New instruction.
2669 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_0): Add
2670 support and documentation for this macro.
2671 (BU_P9_MISC_1): New macro definition.
2672 (BU_P9_64BIT_MISC_0): New macro definition.
2673 (BU_P9_MISC_0): New macro definition.
2674 (darn_32): New builtin definition.
2675 (darn_raw): New builtin definition.
2676 (darn): New builtin definition.
2677 * config/rs6000/rs6000.c: Add #define RS6000_BUILTIN_0 and #undef
2678 RS6000_BUILTIN_0 directives to surround each occurrence of
2679 #include "rs6000-builtin.def".
2680 (rs6000_builtin_mask_calculate): Add in the RS6000_BTM_MODULO and
2681 RS6000_BTM_64BIT flags to the returned mask, depending on
2683 (def_builtin): Correct an error in the assignments made to the
2684 debugging variable attr_string.
2685 (rs6000_expand_builtin): Add support for no-operand built-in
2687 (builtin_function_type): Remove fatal_error assertion that is no
2689 (rs6000_common_init_builtins): Add support for no-operand built-in
2691 * config/rs6000/rs6000.h (RS6000_BTM_MODULO): New macro
2693 (RS6000_BTM_PURE): Enhance comment to clarify intent of this flag
2695 (RS6000_BTM_64BIT): New macro definition.
2696 * doc/extend.texi: Document __builtin_darn (void),
2697 __builtin_darn_raw (void), and __builtin_darn_32 (void) built-in
2700 2016-05-19 Jan Hubicka <hubicka@ucw.cz>
2702 * tree-vect-loop.c (vect_analyze_loop_2): Use also
2703 max_loop_iterations_int.
2705 2016-05-19 Marek Polacek <polacek@redhat.com>
2707 PR tree-optimization/71031
2708 * tree-vrp.c (extract_range_from_binary_expr_1): Turn assert into a
2709 condition and adjust the code a bit.
2711 2016-05-19 Martin Liska <mliska@suse.cz>
2713 * tree-vect-stmts.c (vectorizable_simd_clone_call): Utilize
2714 auto_vec instead of vec.
2716 2016-05-19 Martin Liska <mliska@suse.cz>
2718 * tree-parloops.c (oacc_entry_exit_ok): Release a vector.
2720 2016-05-19 Martin Liska <mliska@suse.cz>
2722 * tree-if-conv.c (ifcvt_repair_bool_pattern): Utilize auto_vecs.
2724 2016-05-19 Martin Liska <mliska@suse.cz>
2726 * ipa-pure-const.c (set_function_state): Remove an existing
2728 (remove_node_data): Do not free it as it's released
2729 in set_function_state.
2731 2016-05-19 Martin Liska <mliska@suse.cz>
2733 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Release
2736 2016-05-19 Martin Liska <mliska@suse.cz>
2738 * omp-simd-clone.c (simd_clone_adjust): Release vector.
2740 2016-05-19 Martin Liska <mliska@suse.cz>
2742 * tree-ssa-reassoc.c (eliminate_duplicate_pair): Truncate
2743 an auto_vec instead of re-creating it.
2745 2016-05-19 Martin Liska <mliska@suse.cz>
2747 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Use
2748 auto_vec instead of vec.
2750 2016-05-19 Martin Liska <mliska@suse.cz>
2752 * lto-section-in.c (lto_get_section_data): Call
2753 lto_check_version with additional argument.
2754 * lto-streamer.c (lto_check_version): Add new argument.
2755 * lto-streamer.h (lto_check_version): Likewise.
2757 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2759 * config/arm/arm.c (arm_new_rtx_costs, SIGN_EXTEND case):
2760 Don't add cost of inner memory when handling sign-extended loads.
2762 2016-05-19 Ilya Enkovich <ilya.enkovich@intel.com>
2764 PR rtl-optimization/71148
2765 * cse.c (cse_main): Free dominance info.
2766 (rest_of_handle_cse): Don't free dominance info.
2767 (rest_of_handle_cse2): Likewise.
2768 (rest_of_handle_cse_after_global_opts): Likewise.
2770 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2773 * config/arm/arm-builtins.c (arm_builtin_vectorized_function): Return
2774 NULL_TREE early if NEON is not available. Remove now redundant check
2775 in ARM_CHECK_BUILTIN_MODE.
2777 2016-05-19 Maxim Ostapenko <m.ostapenko@samsung.com>
2780 * cppbuiltin.c (define_builtin_macros_for_compilation_flags): Add new
2781 builtin __SANITIZE_THREAD__ macros for fsanitize=thread switch.
2782 * doc/cpp.texi: Document new macros.
2784 2016-05-19 Bin Cheng <bin.cheng@arm.com>
2786 PR tree-optimization/69848
2787 * tree-vect-loop.c (vectorizable_reduction): Don't factor
2788 comparison expr out of VEC_COND_EXPR for COND_REDUCTION.
2790 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
2792 * function.c (thread_prologue_and_epilogue_insn): Move the
2793 "goto epilogue_done" one block later.
2795 2016-05-19 Richard Biener <rguenther@suse.de>
2797 PR tree-optimization/70729
2798 * passes.def: Move LIM pass before PRE. Remove no longer
2799 required copyprop and move first DCE out of the loop pipeline.
2801 2016-05-18 David Malcolm <dmalcolm@redhat.com>
2804 * Makefile.in (GCC_OBJS): Move spellcheck.o to...
2805 (OBJS-libcommon-target): ...here.
2806 * opts-common.c: Include spellcheck.h.
2807 (cmdline_handle_error): Build a vec of valid options and use it
2808 to suggest provide hints for misspelled arguments.
2810 2016-05-18 Jakub Jelinek <jakub@redhat.com>
2813 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Don't drop
2814 lhs if it has TREE_ADDRESSABLE type.
2816 2016-05-18 Uros Bizjak <ubizjak@gmail.com>
2819 * config/alpha/alpha.md (trap): Add (use (reg:DI 29)).
2820 (*exception_receiver_1): Return "#" for TARGET_EXPLICIT_RELOCS.
2822 2016-05-18 Martin Jambor <mjambor@suse.cz>
2825 * ipa-cp.c (ipa_get_jf_pass_through_result): Allow non-ip constant
2826 input for NOP_EXPR pass-through functions.
2827 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Allow
2828 aggregate global constant VAR_DECLs in constant jump functions.
2830 2016-05-18 Martin Jambor <mjambor@suse.cz>
2833 * ipa-prop.c (parm_preserved_before_stmt_p): Return true for loads
2834 from TREE_READONLY parameters.
2836 2016-05-18 Martin Jambor <mjambor@suse.cz>
2839 * cgraph.h (cgraph_indirect_call_info): New field
2840 guaranteed_unmodified.
2841 * ipa-cp.c (ipa_get_indirect_edge_target_1): Also pass parameter value
2842 to ipa_find_agg_cst_for_param, check guaranteed_unmodified when
2844 * ipa-inline-analysis.c (evaluate_conditions_for_known_args): Also
2845 pass the parameter value to ipa_find_agg_cst_for_param.
2846 * ipa-prop.c (ipa_load_from_parm_agg): New parameter
2847 guaranteed_unmodified, store AA results there instead of bailing out
2849 (ipa_note_param_call): Also initialize guaranteed_unmodified flag.
2850 (ipa_analyze_indirect_call_uses): Also set guaranteed_unmodified flag.
2851 (find_constructor_constant_at_offset): New function.
2852 (ipa_find_agg_cst_from_init): Likewise.
2853 (ipa_find_agg_cst_for_param): Also seearch for aggregate values in
2854 static initializers of contants, report back through a new paameter
2855 from_global_constant if that was the case.
2856 (try_make_edge_direct_simple_call): Also pass parameter value to
2857 ipa_find_agg_cst_for_param, check guaranteed_unmodified when
2859 (ipa_write_indirect_edge_info): Stream new flag guaranteed_unmodified.
2860 (ipa_read_indirect_edge_info): Likewise.
2861 * ipa-prop.h (ipa_find_agg_cst_for_param): Update declaration.
2862 (ipa_load_from_parm_agg): Likewise.
2864 2016-05-18 Jiong Wang <jiong.wang@arm.com>
2866 PR rtl-optimization/71150
2867 * lra-constraint (process_addr_reg): Guard "in_class_p" with REG_P
2870 2016-05-18 Michael Meissner <meissner@linux.vnet.ibm.com>
2873 * config/rs6000/constraints.md (wE constraint): New constraint
2874 for a vector constant that can be loaded with XXSPLTIB.
2875 (wM constraint): New constraint for a vector constant of a 1's.
2876 (wS constraint): New constraint for a vector constant that can be
2877 loaded with XXSPLTIB and a vector sign extend instruction.
2878 * config/rs6000/predicates.md (xxspltib_constant_split): New
2879 predicates for wE/wS constraints.
2880 (xxspltib_constant_nosplit): Likewise.
2881 (easy_vector_constant): Add support for constants that can be
2882 loaded via XXSPLTIB.
2883 (all_ones_constant): New predicate for vector constant with all
2885 (splat_input_operand): Add support for ISA 3.0 word splat operations.
2886 * config/rs6000/rs6000.c (xxspltib_constant_p): New function to
2887 return if a constant can be loaded with the ISA 3.0 XXSPLTIB
2888 instruction and possibly with a sign extension.
2889 (output_vec_const_move): Add support for XXSPLTIB. If we are
2890 loading up 0/-1 into Altivec registers, prefer using VSPLTISW
2891 instead of XXLXOR/XXLORC.
2892 (rs6000_expand_vector_init): Add support for ISA 3.0 word splat
2894 (rs6000_legitimize_reload_address): Likewise.
2895 (rs6000_output_move_128bit): Use output_vec_const_move to emit
2897 * config/rs6000/vsx.md (VSX_M): Add TImode (if -mvsx-timode) and
2898 combine VSX_M and VSX_M2 into one iterator.
2900 (VSINT_84): New iterators for loading constants with XXSPLTIB.
2901 (VSINT_842): Likewise.
2902 (UNSPEC_VSX_SIGN_EXTEND): New UNSPEC.
2903 (xxspltib_v16qi): New insns to load up constants with the ISA 3.0
2904 XXSPLTIB instruction.
2905 (xxspltib_<mode>_nosplit): Likewise.
2906 (xxspltib_<mode>_split): New insn to load up constants with
2907 XXSPLTIB and a sign extend instruction.
2908 (vsx_mov<mode>): Replace single move that handled all vector types
2909 with separate 32-bit and 64-bit moves. Combine the movti_<bit>
2910 moves (when -mvsx-timode is in effect) into the main vector
2911 moves. Eliminate separate moves for <VSr> <VSa>, where the
2912 preferred register class (<VSr>) is listed first, and the
2913 secondary register class (<VSa>) is listed second with a '?' to
2914 discourage use. Prefer loading 0/-1 in any VSX register for ISA
2915 3.0, and Altivec registers for ISA 2.06/2.07 (PR target/70915) so
2916 that if the register was involved in a slow operation, the
2917 clear/set operation does not wait for the slow operation to
2918 finish. Adjust the length attributes for 32-bit mode. Use
2919 rs6000_output_move_128bit and drop the use of the string
2920 instructions for 32-bit movti when -mvsx-timode is in effect. Use
2921 spacing so that the alternatives and attributes don't generate
2922 long lines, and put things in columns, so that it is easier to
2923 match up the operands and attributes with the insn alternatives.
2924 (vsx_mov<mode>_64bit): Likewise.
2925 (vsx_mov<mode>_32bit): Likewise.
2926 (vsx_movti_64bit): Fold movti into normal vector moves.
2927 (vsx_movti_32bit): Likewise.
2928 (vsx_splat_<mode>, V4SI/V4SF modes): Add support for ISA 3.0 word
2930 (vsx_splat_v4si_internal): Likewise.
2931 (vsx_splat_v4sf_internal): Likewise.
2932 (vector fusion peepholes): Use VSX_M instead of VSX_M2.
2933 (vsx_sign_extend_qi_<mode>): New ISA 3.0 instructions to sign
2934 extend vector elements.
2935 (vsx_sign_extend_hi_<mode>): Likewise.
2936 (vsx_sign_extend_si_v2di): Likewise.
2937 * config/rs6000/rs6000-protos.h (xxspltib_constant_p): Add
2939 * doc/md.texi (PowerPC constraints): Document the wE, wM, and wS
2940 constraints. Add trailing period to wL documentation.
2942 2016-05-18 Richard Sandiford <richard.sandiford@arm.com>
2945 * tree-dfa.h (replace_abnormal_ssa_names): Declare.
2946 * tree-dfa.c (replace_abnormal_ssa_names): New function.
2947 * tree-call-cdce.c: Include tree-dfa.h.
2948 (can_guard_call_p): New function, extracted from...
2949 (can_use_internal_fn): ...here.
2950 (shrink_wrap_one_built_in_call_with_conds): Remove failure path
2952 (shrink_wrap_one_built_in_call): Likewise.
2953 (use_internal_fn): Likewise.
2954 (shrink_wrap_conditional_dead_built_in_calls): Update accordingly
2955 and return void. Call replace_abnormal_ssa_names.
2956 (pass_call_cdce::execute): Check can_guard_call_p during the
2957 initial walk. Assume shrink_wrap_conditional_dead_built_in_calls
2958 will always change something.
2960 2016-05-18 Martin Jambor <mjambor@suse.cz>
2963 * ipa-prop.c (determine_locally_known_aggregate_parts): Bail out early
2964 if parameter PARAM_IPA_MAX_AGG_ITEMS is zero.
2966 2016-05-18 Martin Jambor <mjambor@suse.cz>
2969 * ipa-inline.h (condition): New field size.
2970 * ipa-inline-analysis.c (add_condition): New parameter SIZE, use it
2971 for comaprison and store it into the new condition.
2972 (evaluate_conditions_for_known_args): Use condition size to check
2973 access sizes for all but CHANGED conditions.
2974 (unmodified_parm_1): New parameter size_p, store access size into it.
2975 (unmodified_parm): Likewise.
2976 (unmodified_parm_or_parm_agg_item): Likewise.
2977 (eliminated_by_inlining_prob): Pass NULL to unmodified_parm as size_p.
2978 (set_cond_stmt_execution_predicate): Extract access sizes and store
2980 (set_switch_stmt_execution_predicate): Likewise.
2981 (will_be_nonconstant_expr_predicate): Likewise.
2982 (will_be_nonconstant_predicate): Likewise.
2983 (inline_read_section): Stream condition size.
2984 (inline_write_summary): Likewise.
2986 2016-05-18 Richard Biener <rguenther@suse.de>
2988 * tree-ssa-loop-im.c (determine_max_movement): Properly add
2989 condition cost to PHI cost instead of total_cost.
2991 2016-05-18 Martin Liska <mliska@suse.cz>
2994 * ipa-icf.c (sem_variable::merge): Set DECL_PT_UID for
2997 2016-05-18 Richard Biener <rguenther@suse.de>
2999 * lto-streamer.h (LTO_major_version): Bump to 6.
3001 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
3003 * function.c (make_split_prologue_seq, make_prologue_seq,
3004 make_epilogue_seq): New functions, factored out from...
3005 (thread_prologue_and_epilogue_insns): Here.
3007 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
3009 * function.c (rest_of_handle_thread_prologue_and_epilogue): Call
3010 cleanup_cfg with CLEANUP_EXPENSIVE after shrink-wrapping instead
3011 of before. Add a comment.
3013 2016-05-18 Bin Cheng <bin.cheng@arm.com>
3015 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check invariant
3016 expression pointer, not pointer to the pointer.
3018 2016-05-18 Jakub Jelinek <jakub@redhat.com>
3020 * config/i386/sse.md (pbroadcast_evex_isa): New mode attr.
3021 (avx2_pbroadcast<mode>): Add another alternative with v instead
3022 of x constraints in it, using <pbroadcast_evex_isa> isa.
3023 (avx2_pbroadcast<mode>_1): Similarly, add two such alternatives.
3025 * config/i386/sse.md (<ssse3_avx2>_palignr<mode>): Use
3026 constraint x instead of v in second alternative, add avx512bw
3029 * config/i386/sse.md (<ssse3_avx2>_pshufb<mode>3<mask_name>): Use
3030 constraint x instead of v in second alternative, add avx512bw
3033 * config/i386/sse.md (*<ssse3_avx2>_pmulhrsw<mode>3<mask_name>): Use
3034 constraint x instead of v in second alternative, add avx512bw
3037 * config/i386/sse.md (avx2_pmaddubsw256, ssse3_pmaddubsw128): Add
3038 avx512bw alternative.
3040 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
3042 * config/i386/sse.md (define_insn "*andnot<mode>3"): Extend static
3044 (define_insn "*andnottf3"): Ditto.
3045 (define_insn "*<code><mode>3"/any_logic): Ditto.
3046 (define_insn "*<code>tf3"/any_logic): Ditto.
3047 (define_insn "sse2_storehpd"): Use Yv constraint for scalar
3048 operand to block AVX-512VL insn variant emit when it is not enabled.
3050 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
3052 * config/i386/sse.md (define_insn "*vec_concatv2sf_sse4_1"): Use 'Yv'
3053 constraint fot SF mode.
3055 2016-05-18 Petr Murzin <petr.murzin@intel.com>
3056 Kirill Yukhin <kirill.yukhin@intel.com>
3058 * config/i386/sse.md (define_insn "srcp14<mode>"): Use proper operand
3060 (define_insn "rsqrt14<mode>"): Ditto.
3061 (define_insn "<mask_codefor>avx512dq_cvtps2qqv2di<mask_name>"): Ditto.
3062 (define_insn "<fixsuffix>fix_truncv2sfv2di2<mask_name>"): Ditto.
3063 (define_insn "avx512f_<code>v8div16qi2_mask_store"): Ditto.
3064 (define_insn "vec_set_hi_<mode><mask_name>"): Ditto.
3065 (define_insn "<mask_codefor>avx512dq_broadcast<mode><mask_name>"):
3067 (define_insn "*avx512f_gatherdi<mode>"): Ditto.
3068 (define_insn "*avx512f_scatterdi<mode>"): Ditto.
3069 * config/i386/i386.c (ix86_print_operand): Expand check for size
3070 override codes for Intel syntax.
3072 2016-05-18 Richard Biener <rguenther@suse.de>
3074 PR tree-optimization/71168
3075 * tree-loop-distribution.c (distribute_loop): Move *destroy_p
3076 initialization earlier.
3078 2016-05-18 James Greenhalgh <james.greenhalgh@arm.com>
3080 * config/aarch64/aarch64-simd.md
3081 (aarch64_reduc_plus_internal<mode>): Rename to...
3082 (reduc_plus_scal): ...This, and remove previous implementation.
3084 2016-05-18 Richard Biener <rguenther@suse.de>
3086 * passes.def: Put late dse and cd_dce in canonical order.
3088 2016-05-17 Jan Hubicka <hubicka@ucw.cz>
3090 * ipa-inline-transform.c (preserve_function_body_p): Look for
3091 first non-thunk clone.
3092 (save_function_body): Save into first non-thunk.
3093 * lto-cgraph.c (lto_output_edge): When streaming thunk do not look
3095 (lto_output_node): Inline thunks don't need body in every
3097 * lto-streamer-in.c: Do not fixup thunk clones.
3098 * cgraphclones.c (cgraph_node::create_edge_including_clone): Skip
3100 * tree-inline.c (copy_bb): Be prepared for target node to be new after
3103 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
3106 * tree-ssa-reassoc.c (transform_add_to_multiply): New.
3107 (reassociate_bb): Call transform_add_to_multiply.
3109 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
3111 * config/aarch64/aarch64.c (all_extensions): Removed unused
3114 2016-05-17 Nathan Sidwell <nathan@acm.org>
3116 * config/nvptx/nvptx.c (nvptx_function_arg_boundary): New.
3117 (TARGET_FUNCTION_ARG_BOUNDARY): Override.
3119 2016-05-17 Mikhail Maltsev <maltsevm@gmail.com>
3121 PR tree-optimization/54579
3123 * match.pd (~(~X >> Y), ~(~X >>r Y), ~(~X <<r Y)): New patterns.
3125 2016-05-17 Marek Polacek <polacek@redhat.com>
3128 * tree-inline.c (expand_call_inline): Call
3129 maybe_remove_unused_call_args.
3131 2016-05-17 Jim Wilson <jim.wilson@linaro.org>
3133 * doc/cpp.texi (__GNUC__): Major version changes are no longer rare.
3134 * doc/invoke.texi (-mnan=2008): Change signalling to signaling.
3135 * doc/md.texi (fmin@var{m}3): Likewise.
3137 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
3139 * match.pd (X & C): New transformation.
3141 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
3143 * match.pd (~X & Y): New transformation.
3145 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
3147 * tree-vrp.c (simplify_truth_ops_using_ranges): Set range
3148 information for new SSA_NAME.
3149 (simplify_conversion_using_ranges): Get range through get_range_info
3150 instead of get_value_range.
3152 2016-05-17 Jiong Wang <jiong.wang@arm.com>
3154 * config/aarch64/arm_neon.h (vmvn_s8): Reimplement using C operator.
3155 Remove inline assembly.
3156 (vmvn_s16): Likewise.
3157 (vmvn_s32): Likewise.
3158 (vmvn_u8): Likewise.
3159 (vmvn_u16): Likewise.
3160 (vmvn_u32): Likewise.
3161 (vmvnq_s8): Likewise.
3162 (vmvnq_s16): Likewise.
3163 (vmvnq_s32): Likewise.
3164 (vmvnq_u8): Likewise.
3165 (vmvnq_u16): Likewise.
3166 (vmvnq_u32): Likewise.
3167 (vmvn_p8): Likewise.
3168 (vmvnq_p16): Likewise.
3170 2016-05-17 Jiong Wang <jiong.wang@arm.com>
3172 * config/aarch64/aarch64-simd.md (vmul_n_f32): Remove inline assembly.
3174 (vmul_n_s16): Likewise.
3175 (vmul_n_s32): Likewise.
3176 (vmul_n_u16): Likewise.
3177 (vmul_n_u32): Likewise.
3178 (vmulq_n_f32): Likewise.
3179 (vmulq_n_f64): Likewise.
3180 (vmulq_n_s16): Likewise.
3181 (vmulq_n_s32): Likewise.
3182 (vmulq_n_u16): Likewise.
3183 (vmulq_n_u32): Likewise.
3185 2016-05-17 Jiong Wang <jiong.wang@arm.com>
3187 * config/aarch64/aarch64-simd.md (*aarch64_mul3_elt_to_128df): Extend
3188 to all supported modes. Rename to "*aarch64_mul3_elt_from_dup".
3190 2016-05-17 Jiong Wang <jiong.wang@arm.com>
3192 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_to_128df): Rename
3193 to *aarch64_fma4_elt_from_dup<mode>.
3194 (*aarch64_fnma4_elt_to_128df): Rename to
3195 *aarch64_fnma4_elt_from_dup<mode>.
3196 * config/aarch64/arm_neon.h (vfma_n_f64): New.
3197 (vfms_n_f32): Likewise.
3198 (vfms_n_f64): Likewise.
3199 (vfmsq_n_f32): Likewise.
3200 (vfmsq_n_f64): Likewise.
3202 2016-05-17 Gerald Pfeifer <gerald@pfeifer.com>
3204 * wide-int.h: Change fixed_wide_int_storage from class to struct.
3206 2016-05-17 Richard Biener <rguenther@suse.de>
3208 PR tree-optimization/71132
3209 * tree-loop-distribution.c (create_rdg_cd_edges): Pass in loop.
3210 Only add control dependences for blocks in the loop.
3211 (build_rdg): Adjust.
3212 (generate_code_for_partition): Return whether loop should
3213 be destroyed and delay that.
3214 (distribute_loop): Likewise.
3215 (pass_loop_distribution::execute): Record loops to be destroyed
3216 and perform delayed destroying of loops.
3218 2016-05-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3221 * config/aarch64/aarch64-simd.md (aarch64_vmls<mode>): Delete.
3223 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
3225 * config/aarch64/aarch64-elf.h (ASM_OUTPUT_DEF): Delete.
3227 2016-05-17 Ilya Enkovich <ilya.enkovich@intel.com>
3230 * config/i386/i386.c (dimode_scalar_chain::convert_op): Fix
3231 insertion point for instructions generated by validize_mem.
3233 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
3235 * config/aarch64/aarch64.c (SHIFT_COUNT_TRUNCATED): Wrap definition
3238 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
3240 * config/aarch64/aarch64.c
3241 (aarch64_output_simd_mov_immediate): Make "buf_size" a variable
3242 rather than a macro.
3244 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
3246 * doc/invoke.texi (AArch64 Options): Various updates.
3248 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
3250 * ipa-inline-analysis.c (compute_inline_parameters): Disable inlinig
3251 into instrumentation thunks.
3252 * cif-code.def (CIF_CHKP): New.
3254 2016-05-16 Uros Bizjak <ubizjak@gmail.com>
3256 * config/i386/xopintrin.h: Correct "unsinged" typo in the comments.
3258 2016-05-16 Martin Jambor <mjambor@suse.cz>
3260 * hsa-gen.c (fillup_for_decl): Increase alignment to natural one.
3261 (get_symbol_for_decl): Sorry if a global symbol in under-aligned.
3263 2016-05-16 Marek Polacek <polacek@redhat.com>
3265 * gimple.c (maybe_remove_unused_call_args): Fix typos in the
3268 2016-05-16 Martin Jambor <mjambor@suse.cz>
3271 * omp-low.c (grid_expand_target_grid_body): Copy RESULT_DECL of
3272 the outlined kernel function.
3274 2016-05-16 Robert Suchanek <robert.suchanek@imgtec.com>
3276 * config/mips/mips.h (ISA_HAS_LSA): Enable for -mmsa.
3277 (ISA_HAS_DLSA): Ditto.
3279 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
3281 * config/mips/m5100.md (m51_int_load): Update the latency to 2.
3283 2016-05-16 Nathan Sidwell <nathan@acm.org>
3285 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): Revert.
3286 (nvptx_name_replacement): Restore. Add comment.
3287 (write_fn_proto, write_fn_proto_from_insn,
3288 nvptx_output_call_insn): Restore
3289 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Delete.
3291 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
3293 * config/aarch64/aarch64.md
3294 (add<mode>3_compareC_cconly_imm): Remove use of %w.
3295 (add<mode>3_compareC_imm): Likewise.
3296 (<optab>si3_uxtw): Split into register and immediate variants.
3297 (andsi3_compare0_uxtw): Likewise.
3298 (and<mode>3_compare0): Likewise.
3299 (and<mode>3nr_compare0): Likewise.
3300 (stack_protect_test_<mode>): Don't use %x for memory operands.
3302 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
3304 * config/mips/mips-cpus.def (p5600): Add multi-line brackets.
3306 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
3308 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3):
3309 Split integer shifts into shift_reg and bfm.
3310 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
3311 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
3312 (ror<mode>3_insn): Likewise.
3313 (<optab>si3_insn_uxtw): Likewise.
3314 (<optab><mode>3_insn): Change to rotate_imm.
3315 (extr<mode>5_insn_alt): Likewise.
3316 (extrsi5_insn_uxtw): Likewise.
3317 (extrsi5_insn_uxtw_alt): Likewise.
3319 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
3321 * doc/tm.texi: Regenerate.
3322 * doc/tm.texi.in (TARGET_INVALID_PARAMETER_TYPE): Remove.
3323 (TARGET_INVALID_RETURN_TYPE): Remove.
3324 * system.h: Poison TARGET_INVALID_PARAMETER_TYPE and
3325 TARGET_INVALID_RETURN_TYPE.
3326 * target.def (invalid_parameter_type): Remove.
3327 (invalid_return_type): Remove.
3329 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
3331 * ipa-inline-analysis.c (compute_inline_parameters): Be more reailistic
3332 on estimating thunk bodies; do not set inline_failed to CIF_THUNK for
3334 * ipa-inline-transform.c (inline_call): When inlining into thunk produce
3336 (preserve_function_body_p): No need to preserve function body
3337 * cif-codes.def (CIF_THUNK): Remove.
3338 * cgraphclones.c (duplicate_thunk_for_node): Thunks calls are inlinable.
3340 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
3342 * tree-inline.c (expand_call_inline): recurse after inlining thunk.
3344 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
3346 * tree.c (free_lang_data_in_decl): Also set target/optimization flags
3349 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
3351 * ipa-inline.c (report_inline_failed_reason): Look into thunks, too
3352 (inline_small_functions): Do not look for function symbol when
3355 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
3357 * lto-cgraph.c (compute_ltrans_boundary, output_symtab): Fix handling
3360 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
3361 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3362 Jiong Wang <jiong.wang@arm.com>
3364 * config/arm/arm-c.c (arm_cpu_builtins): Use def_or_undef_macro
3365 for __ARM_FP16_FORMAT_IEEE and __ARM_FP16_FORMAT_ALTERNATIVE.
3366 Define __ARM_FP16_ARGS when appropriate.
3367 * config/arm/arm.c (arm_invalid_parameter_type): Remove
3369 (arm_invalid_return_type): Likewise.
3370 (TARGET_INVALID_PARAMETER_TYPE): Remove.
3371 (TARGET_INVALID_RETURN_TYPE): Remove.
3372 (aapcs_vfp_sub_candidate): Allow HFmode.
3373 (aapcs_vfp_allocate): Add comment. Support HFmode.
3374 (aapcs_vfp_allocate_return_reg): Likewise.
3375 (struct aapcs_cp_arg_layout): Slightly reword comments for
3376 is_return_candidate and allocate_return_reg.
3377 (output_mov_vfp): Update assert.
3378 (arm_hard_regno_mode_ok): Remove comment, update HF-mode
3380 (arm_invalid_parameter_type): Remove.
3381 (amr_invalid_return_type): Remove.
3382 * config/arm/arm.h (TARGET_NEON_FP16): Fix definition.
3383 * config/arm/arm.md (*arm32_movhf): Disable for TARGET_VFP.
3384 * config/arm/vfp.md (*movhf_vfp): Enable for TARGET_VFP.
3386 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
3388 * config/aarch64/aarch64.h (LEGITIMIZE_RELOAD_ADDRESS): Remove.
3389 * config/aarch64/arch64-protos.h
3390 (aarch64_legitimize_reload_address): Remove.
3391 * config/aarch64/aarch64.c (aarch64_legitimize_reload_address):
3394 2016-05-16 Eric Botcazou <ebotcazou@adacore.com>
3396 * configure.ac: Add ACX_NONCANONICAL_HOST.
3397 * configure: Regenerate.
3398 * Makefile.in: Set host_noncanonical.
3400 2016-05-14 Uros Bizjak <ubizjak@gmail.com>
3403 * config/i386/i386.md (*movtf_internal): Before register allocation,
3404 do not allow FP constants for CM_MEDIUM memory model, allow only
3405 standard FP constants for CM_LARGE and CM_LARGE_PIC models.
3406 (*movxf_internal): Ditto.
3407 (*movdf_internal): Ditto.
3408 (*movsf_internal): Ditto.
3410 2016-05-13 Segher Boessenkool <segher@kernel.crashing.org>
3412 PR rtl-optimization/67483
3413 * combine.c (make_compound_operation): Don't call extract_left_shift
3414 with negative shift amounts.
3416 2016-05-13 Jakub Jelinek <jakub@redhat.com>
3419 * fold-const.c (fold_checksum_tree): Allow modification
3420 of TYPE_ALIAS_SET during folding.
3422 * config/i386/i386.c (ix86_compute_frame_layout, ix86_expand_prologue,
3423 ix86_expand_split_stack_prologue): Use HOST_WIDE_INT_C macro.
3424 (ix86_split_to_parts): Likewise. Fix up formatting.
3426 2016-05-13 H.J. Lu <hongjiu.lu@intel.com>
3428 * tree-ssa-loop-ivopts.c (create_new_ivs): Cast to
3429 unsigned HOST_WIDE_INT with HOST_WIDE_INT_PRINT_UNSIGNED in
3432 2016-05-13 Nathan Sidwell <nathan@acm.org>
3434 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): New.
3435 (nvptx_name_replacement): Delete.
3436 (write_fn_proto, write_fn_proto_from_insn,
3437 nvptx_output_call_insn): Remove nvptx_name_replacement call.
3438 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Override.
3439 * langhooks.c (add_builtin_funcction_common): Call
3440 targetm.mangle_decl_assembler_name.
3442 * config/nvptx/nvptx.c (write_fn_proto): Handle
3443 BUILT_IN_ATOMIC_COMPARE_EXCHANGE_n oddity.
3445 2016-05-13 Martin Liska <mliska@suse.cz>
3447 * tree-ssa-loop-ivopts.c (create_new_ivs): Use HOST_WIDE_INT_PRINT_DEC
3448 and PRIu64 in printf format.
3450 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3452 * tree-ssa-loop-ivanon.c (try_unroll_loop_completely): Typo fix in
3455 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3457 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
3458 Change --param max-completely-peeled-times to
3459 --param max-completely-peel-times in dump file printing.
3461 2016-05-13 Richard Biener <rguenther@suse.de>
3463 PR tree-optimization/42587
3464 * tree-ssa-math-opts.c (perform_symbolic_merge): Handle BIT_FIELD_REF.
3465 (find_bswap_or_nop_1): Likewise.
3466 (bswap_replace): Likewise.
3468 2016-05-13 Martin Liska <mliska@suse.cz>
3470 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern):
3471 Initialize a variable with default value.
3473 2016-05-13 Martin Liska <mliska@suse.cz>
3475 * doc/invoke.texi: Enhance explanation of error recovery
3478 2016-05-13 Martin Liska <mliska@suse.cz>
3480 * tree-ssa-loop-ivopts.c (avg_loop_niter): Fix coding style.
3481 (struct cost_pair): Change inv_expr_id (int) to inv_expr
3482 (iv_inv_expr_ent *).
3483 (struct iv_inv_expr_ent): Comment struct fields.
3484 (sort_iv_inv_expr_ent): New function.
3485 (struct ivopts_data): Rename inv_expr_id to max_inv_expr_id.
3486 (struct iv_ca): Replace used_inv_expr and num_used_inv_expr with
3487 a hash_map between iv_inv_expr_ent and number of usages.
3488 (niter_for_exit): Fix coding style.
3489 (tree_ssa_iv_optimize_init): Use renamed variable.
3490 (determine_base_object): Fix coding style.
3491 (alloc_iv): Likewise.
3492 (find_interesting_uses_outside): Likewise.
3493 (add_candidate_1): Likewise.
3494 (add_standard_iv_candidates): Likewise.
3495 (set_group_iv_cost): Replace inv_expr_id with inv_expr.
3496 (prepare_decl_rtl): Fix coding style.
3497 (get_address_cost): Likewise.
3498 (get_shiftadd_cost): Likewise.
3499 (force_expr_to_var_cost): Likewise.
3500 (compare_aff_trees): Likewise.
3501 (get_expr_id): Restructure the function.
3502 (get_loop_invariant_expr_id): Renamed to
3503 get_loop_invariant_expr.
3504 (get_computation_cost_at): Replace usage of inv_expr_id with
3506 (get_computation_cost): Likewise.
3507 (determine_group_iv_cost_generic): Likewise.
3508 (determine_group_iv_cost_address): Likewise.
3509 (iv_period): Fix coding style.
3510 (iv_elimination_compare_lt): Likewise.
3511 (may_eliminate_iv): Likewise.
3512 (determine_group_iv_cost_cond): Replace usage of inv_expr_id with
3514 (determine_group_iv_costs): Dump invariant expressions.
3515 (iv_ca_recount_cost): Use the newly added hash_map.
3516 (iv_ca_set_remove_invariants): Fix coding style.
3517 (iv_ca_set_add_invariants): Fix coding style.
3518 (iv_ca_set_no_cp): Utilize the newly added hash_map for used
3520 (iv_ca_set_cp): Likewise.
3521 (iv_ca_new): Initialize the newly added hash_map and remove
3522 initialization of fields.
3523 (iv_ca_free): Delete the hash_map.
3524 (iv_ca_dump): Dump invariant expressions.
3525 (iv_ca_extend): Fix coding style.
3526 (try_add_cand_for): Likewise.
3527 (create_new_ivs): Dump information about # of avg iterations and
3528 # of used invariant expressions.
3529 (rewrite_use_compare): Fix coding style.
3530 (free_loop_data): Set default value for max_inv_expr_id.
3532 2016-05-13 Ilya Enkovich <ilya.enkovich@intel.com>
3534 * cse.c (rest_of_handle_cse): Use cleanup_cfg
3535 returned value cse_cfg_altered computation.
3536 (rest_of_handle_cse2): Likewise.
3537 (rest_of_handle_cse_after_global_opts): Likewise.
3539 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3542 * config/arm/arm.c (arm32_output_mi_thunk): New.
3543 (arm_output_mi_thunk): Rename to arm_thumb1_mi_thunk. Rework
3544 to split Thumb1 vs TARGET_32BIT functionality.
3545 (arm_thumb1_mi_thunk): New.
3547 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3549 * config/aarch64/aarch64.c (TARGET_OMIT_STRUCT_RETURN_REG): Set
3552 2016-05-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3555 * config/i386/i386.c (ix86_in_large_data_p): Guard against NULL exp.
3557 2016-05-13 Eric Botcazou <ebotcazou@adacore.com>
3559 * builtins.c (expand_builtin_memcmp): Do not emit the call here.
3560 (expand_builtin_trap): Emit a regular call.
3561 (set_builtin_user_assembler_name): Remove obsolete cases.
3562 * dse.c (scan_insn): Adjust.
3563 * except.c: Include calls.h.
3564 (sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is defined,
3565 emit a regular call to setjmp.
3566 * expr.c (emit_block_move_hints): Call emit_block_copy_via_libcall.
3567 (block_move_libcall_safe_for_call_parm): Use memcpy builtin.
3568 (emit_block_move_via_libcall): Delete.
3569 (block_move_fn): Delete.
3570 (init_block_move_fn): Likewise.
3571 (emit_block_move_libcall_fn): Likewise.
3572 (emit_block_op_via_libcall): New function.
3573 (set_storage_via_libcall): Tidy up and use memset builtin.
3574 (block_clear_fn): Delete.
3575 (init_block_clear_fn): Likewise.
3576 (clear_storage_libcall_fn): Likewise.
3577 (expand_assignment): Call emit_block_move_via_libcall.
3578 Do not include gt-expr.h.
3579 * expr.h (emit_block_op_via_libcall): Declare.
3580 (emit_block_copy_via_libcall): New inline function.
3581 (emit_block_move_via_libcall): Likewise.
3582 (emit_block_comp_via_libcall): Likewise.
3583 (block_clear_fn): Delete.
3584 (init_block_move_fn): Likewise.
3585 (init_block_clear_fn): Likewise.
3586 (emit_block_move_via_libcall): Likewise.
3587 (set_storage_via_libcall): Add default parameter value.
3588 * libfuncs.h (enum libfunc_index): Remove obsolete values.
3589 (abort_libfunc): Delete.
3590 (memcpy_libfunc): Likewise.
3591 (memmove_libfunc): Likewise.
3592 (memcmp_libfunc): Likewise.
3593 (memset_libfunc): Likewise.
3594 (setbits_libfunc): Likewise.
3595 (setjmp_libfunc): Likewise.
3596 (longjmp_libfunc): Likewise.
3597 (profile_function_entry_libfunc): Likewise.
3598 (profile_function_exit_libfunc): Likewise.
3599 (gcov_flush_libfunc): Likewise.
3600 * optabs-libfuncs.c (build_libfunc_function): Set DECL_ARTIFICIAL
3601 and DECL_VISIBILITY on the declaration.
3602 (init_optabs): Do not initialize obsolete libfuncs.
3603 * optabs.c (prepare_cmp_insn): Call emit_block_comp_via_libcall.
3604 * tree-core.h (ECF_RET1): Define.
3605 (ECF_TM_PURE): Adjust.
3606 (ECF_TM_BUILTIN): Likewise.
3607 * tree.c (set_call_expr_flags): Deal with ECF_RET1.
3608 (build_common_builtin_nodes): Initialize abort builtin.
3609 Add ECF_RET1 on memcpy, memmove and memset builtins.
3610 Pass final flags for alloca and alloca_with_align builtins.
3611 * config/alpha/alpha.c (alpha_init_libfuncs): Do not initialize
3613 * config/ia64/ia64.c (ia64_vms_init_libfuncs): Likewise.
3614 * config/i386/i386.c (ix86_expand_set_or_movmem): Adjust call to
3615 set_storage_via_libcall and call emit_block_copy_via_libcall.
3617 2016-05-12 Uros Bizjak <ubizjak@gmail.com>
3619 * config/i386/i386.md (*call_got_x32): Change operand 0 to
3620 DImode before it is passed to ix86_output_call_operand.
3621 (*call_value_got_x32): Ditto for operand 1.
3623 2016-05-12 Jiong Wang <jiong.wang@arm.com>
3625 PR rtl-optimization/70904
3626 * lra-constraint.c (process_addr_reg): Relax the restriction on subreg
3627 reload for wide mode.
3629 2016-05-12 Marek Polacek <polacek@redhat.com>
3632 * langhooks-def.h (lhd_incomplete_type_error): Adjust declaration.
3633 * langhooks.c (lhd_incomplete_type_error): Add location parameter.
3634 * langhooks.h (incomplete_type_error): Likewise.
3635 * tree.c (size_in_bytes_loc): Renamed from size_in_bytes. Add location
3636 parameter, pass it down to incomplete_type_error.
3637 * tree.h (size_in_bytes): New inline overload.
3638 (size_in_bytes_loc): Renamed from size_in_bytes.
3640 2016-05-12 Richard Biener <rguenther@suse.de>
3642 PR tree-optimization/71059
3643 * tree-ssa-pre.c (phi_translate_1): Fully fold translated
3644 nary before looking up or entering the expression into the VN
3646 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): Fix comment typo.
3647 Make sure to re-use NARYs without result as inserted by
3650 2016-05-12 Richard Biener <rguenther@suse.de>
3652 PR tree-optimization/71062
3653 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
3655 * tree-ssa-structalias.c (set_uids_in_ptset): Set
3656 vars_contains_restrict if the var is a restrict tag.
3657 * tree-ssa-alias.c (ptrs_compare_unequal): If vars_contains_restrict
3658 do not disambiguate pointers against it.
3659 (dump_points_to_solution): Re-structure and adjust for new
3660 vars_contains_restrict flag.
3661 * gimple-pretty-print.c (pp_points_to_solution): Likewise.
3663 2016-05-12 Martin Liska <mliska@suse.cz>
3665 * doc/invoke.texi: Explain connection between
3666 -fsanitize-recover=address and ASAN_OPTIONS="halt_on_error=1".
3668 2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com>
3670 PR tree-optimization/71006
3671 * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
3672 consider COND_EXPR as a mask producer.
3674 2016-05-12 Marek Polacek <polacek@redhat.com>
3677 * opts.c (common_handle_option): Detect missing argument for --help^.
3679 2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3682 * config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction
3683 when popping the PC and within an interrupt handler routine.
3684 Add missing tab to output of "ldmfd".
3685 (output_return_instruction): Output LDMFD with SP update rather
3686 than POP when returning from interrupt handler.
3688 2016-05-12 Jakub Jelinek <jakub@redhat.com>
3690 * config/i386/i386.md (isa): Add x64_avx512dq, enable if
3691 TARGET_64BIT && TARGET_AVX512DQ.
3692 * config/i386/sse.md (*vec_extract<mode>): Add avx512bw alternatives.
3693 (*vec_extract<PEXTR_MODE12:mode>_zext): Add avx512bw alternative.
3694 (*vec_extract<ssevecmodelower>_0, *vec_extractv4si_0_zext,
3695 *vec_extractv2di_0_sse): Use v constraint instead of x constraint.
3696 (*vec_extractv4si): Add avx512dq and avx512bw alternatives.
3697 (*vec_extractv4si_zext): Add avx512dq alternative.
3698 (*vec_extractv2di_1): Add x64_avx512dq and avx512bw alternatives,
3699 use v instead of x constraint in other alternatives where possible.
3701 * config/i386/sse.md (sse2_loadld): Use v instead of x
3702 constraint in alternatives 0,1,4.
3704 * config/i386/sse.md (pinsr_evex_isa): New mode attr.
3705 (<sse2p4_1>_pinsr<ssemodesuffix>): Add 2 alternatives with
3706 v constraints instead of x and <pinsr_evex_isa> isa attribute.
3709 * config/i386/sse.md (<sse2_avx2>_packssdw<mask_name>,
3710 <sse4_1_avx2>_packusdw<mask_name>): Make sure EVEX encoded insn
3711 is not emitted unless TARGET_AVX512BW.
3712 (<sse2_avx2>_packuswb<mask_name>, <sse2_avx2>_packsswb<mask_name>):
3713 Likewise. For TARGET_AVX512BW, use "=v" constraint instead of "=x"
3714 for the result operand.
3716 * config/i386/sse.md (*vec_setv4sf_sse4_1, sse4_1_insertps): Use v
3717 constraint instead of x in avx alternatives. Use maybe_evex instead
3720 * config/i386/constraints.md (Yv): New constraint.
3721 * config/i386/i386.h (VALID_AVX512VL_128_REG_MODE): Allow
3722 TFmode and V1TImode in xmm16+ registers for TARGET_AVX512VL.
3723 * config/i386/i386.md (avx512fvecmode): New mode attr.
3724 (*pushtf): Use v constraint instead of x.
3725 (*movtf_internal): Likewise. For TARGET_AVX512VL and
3726 xmm16+ registers, use vmovdqu64 or vmovdqa64 instructions.
3727 (*absneg<mode>2): Use Yv constraint instead of x constraint.
3728 (*absnegtf2_sse): Likewise.
3729 (copysign<mode>3_const, copysign<mode>3_var): Likewise.
3730 * config/i386/sse.md (*andnot<mode>3): Add avx512vl and
3731 avx512f alternatives.
3732 (*andnottf3, *<code><mode>3, *<code>tf3): Likewise.
3734 2016-05-12 Richard Biener <rguenther@suse.de>
3736 PR tree-optimization/71060
3737 * tree-data-ref.c (initialize_data_dependence_relation): Do not
3738 require exact match of DR_BASE_OBJECT but only matching address and
3741 2016-05-12 Richard Biener <rguenther@suse.de>
3743 PR tree-optimization/70986
3744 * cfganal.c: Include cfgloop.h.
3745 (dfs_find_deadend): Prefer to take edges exiting loops.
3747 2016-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3749 * gcc.target/powerpc/pr70963.c: Require at least power8 at both
3750 compile and run time.
3752 2016-05-11 Mikhail Maltsev <maltsevm@gmail.com>
3755 * doc/invoke.texi (Wduplicate-decl-specifier): Document new option.
3757 2016-05-11 Uros Bizjak <ubizjak@gmail.com>
3759 * config/i386/i386.c (legitimize_pic_address): Use
3760 copy_to_suggested_reg instead of gen_movsi.
3762 2016-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
3764 * config/rs6000/predicates.md (quad_memory_operand): Move most of
3765 the code into quad_address_p and call it to share code with
3766 vsx_quad_dform_memory_operand.
3767 (vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector
3769 * config/rs6000/rs6000.opt (-mlra): Switch to being an option mask
3770 bit instead of being a separate word. Split -mpower9-dform into
3771 two switches, -mpower9-dform-scalar and -mpower9-dform-vector.
3772 * config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask
3773 for the register class supporting 128-bit quad word memory offsets.
3774 (mode_supports_vsx_dform_quad): Helper function to return if the
3775 register class uses quad word memory offsets.
3776 (rs6000_debug_addr_mask): Add support for quad word memory offsets.
3777 (rs6000_debug_reg_global): Always print if we are using LRA or not.
3778 (rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form
3779 instructions are enabled, set up the appropriate addr_masks for
3781 (rs6000_init_hard_regno_mode_ok): wb constraint is now based on
3782 -mpower9-dform-scalar, instead of -mpower9-dform.
3783 (rs6000_option_override_internal): Split -mpower9-dform into two
3784 switches, -mpower9-dform-scalar and -mpower9-dform-vector. The
3785 -mpower9-dform switch sets or clears both. If we are not using
3786 the LRA register allocator, do not enable -mpower9-dform-vector by
3787 default. If we are using LRA, enable -mpower9-dform-vector and
3788 -mvsx-timode if it is appropriate. Issue a warning if either
3789 -mpower9-dform-vector or -mvsx-timode are explicitly used without
3791 (quad_address_offset_p): New helper function to return if the
3792 offset is legal for quad word memory instructions.
3793 (quad_address_p): New function to determin if GPR or vector
3794 register quad word memory addresses are legal.
3795 (mem_operand_gpr): Validate quad word address offsets.
3796 (reg_offset_addressing_ok_p): Add support for ISA 3.0 vector
3797 d-form (register + offset) instructions.
3798 (offsettable_ok_by_alignment): Likewise.
3799 (rs6000_legitimate_offset_address_p): Likewise.
3800 (legitimate_lo_sum_address_p): Likewise.
3801 (rs6000_legitimize_address): Likewise.
3802 (rs6000_legitimize_reload_address): Add more debug statements for
3804 (rs6000_legitimate_address_p): Add support for ISA 3.0 vector
3805 d-form instructions.
3806 (rs6000_secondary_reload_memory): Add support for ISA 3.0 vector
3807 d-form instructions. Distinguish different cases in debug
3808 output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector
3809 d-form instructions.
3810 (rs6000_preferred_reload_class): Likewise.
3811 (rs6000_output_move_128bit): Add support for ISA 3.0 d-form
3812 instructions. If ISA 3.0 is available, generate lxvx/stxvx instead
3813 of the ISA 2.06 indexed memory instructions.
3814 (rs6000_emit_prologue): If we have ISA 3.0 d-form instructions,
3815 use them to save/restore the saved vector registers instead of
3816 using Altivec instructions.
3817 (rs6000_emit_epilogue): Likewise.
3818 (rs6000_lra_p): Use TARGET_LRA instead of the old option word.
3819 (rs6000_opt_masks): Split -mpower9-dform into
3820 -mpower9-dform-scalar and -mpower9-dform-vector.
3821 (rs6000_print_options_internal): Print -mno-<switch> if <switch>
3823 * config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit
3824 ISA 3.0 vector indexed memory instructions, and fold the code into
3825 the normal mov<mode> patterns.
3826 (p9_vecstore_<mode>): Likewise.
3827 (vsx_mov<mode>): Add support for ISA 3.0 vector d-form
3829 (vsx_movti_64bit): Likewise.
3830 (vsx_movti_32bit): Likewise.
3831 * config/rs6000/constraints.md (wO constraint): New constraint for
3832 ISA 3.0 vector d-form support.
3833 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use
3834 -mpower9-dform-scalar instead of -mpower9-dform. Add note not to
3835 include -mpower9-dform-vector until we switch over to LRA.
3836 (POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two.
3837 switches, -mpower9-dform-scalar and -mpower9-dform-vector.
3838 * config/rs6000/rs6000-protos.h (quad_address_p): Add declaration.
3839 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
3840 for -mpower9-dform and -mlra.
3841 * doc/md.texi (wO constraint): Document wO constraint.
3843 2016-05-11 Alexander Monakov <amonakov@ispras.ru>
3845 * genattr.c (main): Change 'rtx' to 'rtx_insn *' in prototypes of
3846 'insn_latency', 'maximal_insn_latency', 'min_insn_conflict_delay'.
3847 * genautomata.c (output_internal_insn_code_evaluation): Simplify.
3848 Move handling of non-insn arguments inline into the sole user:
3849 (output_trans_func): ...here.
3850 (output_min_insn_conflict_delay_func): Change 'rtx' to 'rtx_insn *'
3851 in emitted function prototype.
3852 (output_internal_insn_latency_func): Ditto. Simplify.
3853 (output_internal_maximal_insn_latency_func): Ditto. Delete
3854 always-unused argument.
3855 (output_insn_latency_func): Ditto.
3856 (output_maximal_insn_latency_func): Ditto.
3858 2016-05-11 Richard Biener <rguenther@suse.de>
3860 PR tree-optimization/71055
3861 * tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting
3862 sth with precision not equal to access size verify we don't chop
3865 2016-05-11 Richard Biener <rguenther@suse.de>
3868 * dwarf2out.c (retry_incomplete_types): Set early_dwarf.
3869 (dwarf2out_finish): Move retry_incomplete_types call ...
3870 (dwarf2out_early_finish): ... here.
3872 2016-05-11 Richard Biener <rguenther@suse.de>
3875 * alias.c (reference_alias_ptr_type): Preserve alias-set zero
3876 if the langhook insists on it.
3877 * fold-const.c (make_bit_field_ref): Add arg for the original
3878 reference and preserve its alias-set.
3879 (decode_field_reference): Take exp by reference and adjust it
3880 to the original memory reference.
3881 (optimize_bit_field_compare): Adjust callers.
3882 (fold_truth_andor_1): Likewise.
3883 * gimplify.c (gimplify_expr): Adjust in-SSA form test.
3885 2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
3888 * cfgrtl.h (delete_insn_and_edges): Now return bool.
3889 * cfgrtl.c (delete_insn_and_edges): Likewise.
3890 * config/i386/i386.c (convert_scalars_to_vector): Remove
3892 * cse.c (cse_insn): Compute cse_cfg_altered.
3893 (delete_trivially_dead_insns): Likewise.
3894 (cse_cc_succs): Likewise.
3895 (rest_of_handle_cse): Free dominance info if required.
3896 (rest_of_handle_cse2): Likewise.
3897 (rest_of_handle_cse_after_global_opts): Likewise.
3899 2016-05-11 Alan Modra <amodra@gmail.com>
3901 * config/rs6000/rs6000.c (is_complex_IBM_long_double,
3902 abi_v4_pass_in_fpr): New functions.
3903 (rs6000_function_arg_boundary): Exclude complex IBM long double
3904 from 64-bit alignment when ABI_V4.
3905 (rs6000_function_arg, rs6000_function_arg_advance_1,
3906 rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr.
3908 2016-05-10 Segher Boessenkool <segher@kernel.crashing.org>
3910 PR rtl-optimization/71028
3911 * cfgcleanup.c (try_optimize_cfg): Do not flip a conditional
3912 jump with just a return in the fallthrough block if the branch
3913 block contains just a return as well.
3915 2016-05-10 Marc Glisse <marc.glisse@inria.fr>
3917 * fold-const.c (fold_binary_loc) [(X ^ Y) & Y]: Remove and merge with...
3918 * match.pd ((X & Y) ^ Y): ... this.
3919 ((X & Y) & Y, (X | Y) | Y, (X ^ Y) ^ Y, (X & Y) & (X & Z), (X | Y)
3920 | (X | Z), (X ^ Y) ^ (X ^ Z)): New transformations.
3922 2016-05-10 David Malcolm <dmalcolm@redhat.com>
3924 * read-md.c (require_char_ws): New function.
3925 (read_string): Simplify using require_char_ws.
3926 (handle_constants): Likewise.
3927 (handle_enum): Likewise.
3928 (handle_file): Likewise.
3929 * read-md.h (require_char_ws): New declaration.
3930 * read-rtl.c (read_conditions): Simplify using require_char_ws.
3931 (read_mapping): Likewise.
3932 (read_rtx_code): Likewise.
3933 (read_nested_rtx): Likewise.
3935 2016-05-10 James Norris <jnorris@codesourcery.com>
3937 * config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o
3938 if offloading is enabled and -fopenacc or -fopenmp is specified.
3939 (CRTOFFLOADEND): Likewise.
3940 (STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN.
3941 (ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND.
3943 2016-05-10 Uros Bizjak <ubizjak@gmail.com>
3945 * config/i386/i386.c (legitimize_pic_address): Merge 64-bit and 32-bit
3946 gotoff_operand code paths. Use copy_to_suggested_regs and
3947 expand_simple_binop where appropriate. Cleanup.
3949 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
3952 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Allow
3954 (dimode_scalar_chain::vector_const_cost): New.
3955 (dimode_scalar_chain::compute_convert_gain): Handle constants.
3956 (dimode_scalar_chain::convert_op): Likewise.
3957 (dimode_scalar_chain::convert_insn): Likewise.
3959 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
3961 * dwarf2out.c (resolve_args_picking_1): Consider DW_OP_neg as an
3962 unary operation, not a binary one.
3964 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
3967 * tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle
3968 calls with type casted fndecl.
3970 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
3972 PR tree-optimization/70786
3973 * tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR.
3974 * calls.c (initialize_argument_information): Bind bounds
3975 with corresponding args passed by reference.
3977 2016-05-10 Jakub Jelinek <jakub@redhat.com>
3980 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>),
3981 *<code><mode>3<mask_name>): For !TARGET_AVX512DQ and EVEX encoding,
3982 use vp*[dq] instead of v*p[sd] instructions and adjust mode attribute
3985 2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3988 * config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct
3989 code for a zero scale factor.
3990 (vsx_xvcvdpuxds_scale): Likewise.
3992 2016-05-10 David Malcolm <dmalcolm@redhat.com>
3994 * diagnostic-show-locus.c (layout::layout): Call show_ruler
3995 if show_ruler_p was set on the context.
3996 (layout::show_ruler): New method.
3997 * diagnostic.h (struct diagnostic_context): Add field
4000 2016-05-10 Richard Biener <rguenther@suse.de>
4002 PR tree-optimization/71039
4003 * tree-ssa-phiprop.c: Include tree-ssa-loop.h.
4004 (chk_uses): New function.
4005 (propagate_with_phi): Verify we can safely replicate the lhs of an
4006 aggregate assignment on all incoming edges.
4008 2016-05-10 Oleg Endo <olegendo@gcc.gnu.org>
4010 * config/rx/rx-protos.h (is_interrupt_func, is_fast_interrupt_func):
4012 (rx_atomic_sequence): New class.
4013 * config/rx/rx.c (rx_print_operand): Use symbolic names for PSW bits.
4014 (is_interrupt_func, is_fast_interrupt_func): Make non-static and
4016 (rx_atomic_sequence::rx_atomic_sequence,
4017 rx_atomic_sequence::~rx_atomic_sequence): New functions.
4018 * config/rx/rx.md (CTRLREG_PSW, CTRLREG_USP, CTRLREG_FPSW, CTRLREG_CPEN,
4019 CTRLREG_BPSW, CTRLREG_BPC, CTRLREG_ISP, CTRLREG_FINTV,
4020 CTRLREG_INTB): New constants.
4021 (FETCHOP): New code iterator.
4022 (fethcop_name, fetchop_name2): New iterator code attributes.
4023 (QIHI): New mode iterator.
4024 (atomic_exchange<mode>, atomic_exchangesi, xchg_mem<mode>,
4025 atomic_fetch_<fetchop_name>si, atomic_fetch_nandsi,
4026 atomic_<fetchop_name>_fetchsi, atomic_nand_fetchsi): New patterns.
4028 2016-05-10 Martin Liska <mliska@suse.cz>
4030 * tree-inline.c (remap_dependence_clique): Do not remap
4031 debugging statements.
4033 2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4035 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly")
4036 ("*fixuns_truncdfdi2_z13")
4037 ("*fixuns_trunc<FP:mode><GPR:mode>2_z196")
4038 ("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13")
4039 ("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX.
4041 2016-05-10 Richard Biener <rguenther@suse.de>
4043 PR tree-optimization/70497
4044 PR tree-optimization/28367
4045 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): New function
4047 (visit_reference_op_load): ... here.
4048 (vn_reference_lookup_3): Use it to handle subreg-like accesses
4049 with simplified BIT_FIELD_REFs.
4050 * tree-ssa-pre.c (eliminate_insert): Handle inserting BIT_FIELD_REFs.
4051 * tree-complex.c (extract_component): Handle BIT_FIELD_REFs
4054 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
4056 * dwarf2out.c (add_abstract_origin_attribute): Adjust
4057 documentation comment. For BLOCK nodes, add a
4058 DW_AT_abstract_origin attribute that points to the DIE generated
4059 for the origin BLOCK.
4060 (gen_lexical_block_die): Call add_abstract_origin_attribute for
4061 blocks from inlined functions.
4063 2016-05-10 Alan Modra <amodra@gmail.com>
4066 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop
4067 regrename modifying insns saving lr before __morestack call.
4068 * config/rs6000/rs6000.md (split_stack_return): Similarly for
4069 insns restoring lr after __morestack call.
4071 2016-05-09 Jakub Jelinek <jakub@redhat.com>
4073 * config/i386/i386.md (set_got, set_got_labelled, lwp_llwpcb,
4074 lwp_lwpval<mode>3, lwp_lwpins<mode>3): Remove constraints from
4076 * config/i386/sse.md (vec_interleave_high<mode>,
4077 vec_interleave_low<mode>, <avx512>_vpermi2var<mode>3_maskz,
4078 <avx512>_vpermt2var<mode>3_maskz): Likewise.
4080 2016-05-04 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
4082 * config/rs6000/rs6000.c (rs6000_reassociation_width): Add
4083 function for TARGET_SCHED_REASSOCIATION_WIDTH to enable
4084 parallel reassociation for power8 and forward.
4086 2016-05-09 Uros Bizjak <ubizjak@gmail.com>
4088 * config/i386/i386.md (absneg splitters with general regs): Use
4089 general_reg_operand predicate.
4090 (btsq peephole2): Use x86_64_immediate_operand to check if new
4091 value is suitable for immediate operand. Generate emitted insn
4092 using RTL expressions.
4093 (btcq peephole2): Ditto.
4094 (btrq peephole2): Ditto. Generate correct immediate operand
4097 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
4099 * cfgexpand.c (expand_debug_expr): Fix address offset for negative
4102 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
4104 * tree-affine.c (wide_int_constant_multiple_p): Add missing
4105 pointer dereference.
4107 2016-05-09 Richard Biener <rguenther@suse.de>
4109 PR tree-optimization/70985
4110 * match.pd (BIT_FIELD_REF -> (type)): Disable on GIMPLE when
4111 op0 isn't a gimple register.
4113 2016-05-09 Prachi Godbole <prachi.godbole@imgtec.com>
4115 * config/mips/i6400.md (i6400_fpu_intadd, i6400_fpu_logic)
4116 (i6400_fpu_div, i6400_fpu_cmp, i6400_fpu_float, i6400_fpu_store)
4117 (i6400_fpu_long_pipe, i6400_fpu_logic_l, i6400_fpu_float_l)
4118 (i6400_fpu_mult): New cpu units.
4119 (i6400_msa_add_d, i6400_msa_int_add, i6400_msa_short_logic3)
4120 (i6400_msa_short_logic2, i6400_msa_short_logic, i6400_msa_move)
4121 (i6400_msa_cmp, i6400_msa_short_float2, i6400_msa_div_d)
4122 (i6400_msa_div_w, i6400_msa_div_h, i6400_msa_div_b)
4123 (i6400_msa_copy, i6400_msa_branch, i6400_fpu_msa_store)
4124 (i6400_fpu_msa_load, i6400_fpu_msa_move, i6400_msa_long_logic1)
4125 (i6400_msa_long_logic2, i6400_msa_mult, i6400_msa_long_float2)
4126 (i6400_msa_long_float4, i6400_msa_long_float5)
4127 (i6400_msa_long_float8, i6400_msa_fdiv_df)
4128 (i6400_msa_fdiv_sf): New reservations.
4129 * config/mips/p5600.md (p5600_fpu_intadd, p5600_fpu_cmp)
4130 (p5600_fpu_float, p5600_fpu_logic_a, p5600_fpu_logic_b)
4131 (p5600_fpu_div, p5600_fpu_logic, p5600_fpu_float_a)
4132 (p5600_fpu_float_b, p5600_fpu_float_c, p5600_fpu_float_d)
4133 (p5600_fpu_mult, p5600_fpu_fdiv, p5600_fpu_load): New cpu units.
4134 (msa_short_int_add, msa_short_logic, msa_short_logic_move_v)
4135 (msa_short_cmp, msa_short_float2, msa_short_logic3)
4136 (msa_short_store4, msa_long_load, msa_short_store)
4137 (msa_long_logic, msa_long_float2, msa_long_float4)
4138 (msa_long_float5, msa_long_float8, msa_long_mult)
4139 (msa_long_fdiv, msa_long_div): New reservations.
4141 2016-05-09 Robert Suchanek <robert.suchanek@imgtec.com>
4142 Sameera Deshpande <sameera.deshpande@imgtec.com>
4143 Matthew Fortune <matthew.fortune@imgtec.com>
4144 Graham Stott <graham.stott@imgtec.com>
4145 Chao-ying Fu <chao-ying.fu@imgtec.com>
4147 * config.gcc: Add MSA header file for mips*-*-* target.
4148 * config/mips/constraints.md (YI, YC, YZ, Unv5, Uuv5, Usv5, Uuv6)
4149 (Ubv8i, Urv8): New constraints.
4150 * config/mips/mips-ftypes.def: Add function types for MSA
4152 * config/mips/mips-modes.def (V16QI, V8HI, V4SI, V2DI, V4SF)
4153 (V2DF, V32QI, V16HI, V8SI, V4DI, V8SF, V4DF): New modes.
4154 * config/mips/mips-msa.md: New file.
4155 * config/mips/mips-protos.h
4156 (mips_split_128bit_const_insns): New prototype.
4157 (mips_msa_idiv_insns): Likewise.
4158 (mips_split_128bit_move): Likewise.
4159 (mips_split_128bit_move_p): Likewise.
4160 (mips_split_msa_copy_d): Likewise.
4161 (mips_split_msa_insert_d): Likewise.
4162 (mips_split_msa_fill_d): Likewise.
4163 (mips_expand_msa_branch): Likewise.
4164 (mips_const_vector_same_val_p): Likewise.
4165 (mips_const_vector_same_bytes_p): Likewise.
4166 (mips_const_vector_same_int_p): Likewise.
4167 (mips_const_vector_shuffle_set_p): Likewise.
4168 (mips_const_vector_bitimm_set_p): Likewise.
4169 (mips_const_vector_bitimm_clr_p): Likewise.
4170 (mips_msa_vec_parallel_const_half): Likewise.
4171 (mips_msa_output_division): Likewise.
4172 (mips_ldst_scaled_shift): Likewise.
4173 (mips_expand_vec_cond_expr): Likewise.
4174 * config/mips/mips.c (enum mips_builtin_type): Add
4175 MIPS_BUILTIN_MSA_TEST_BRANCH.
4176 (mips_gen_const_int_vector_shuffle): New prototype.
4177 (mips_const_vector_bitimm_set_p): New function.
4178 (mips_const_vector_bitimm_clr_p): Likewise.
4179 (mips_const_vector_same_val_p): Likewise.
4180 (mips_const_vector_same_bytes_p): Likewise.
4181 (mips_const_vector_same_int_p): Likewise.
4182 (mips_const_vector_shuffle_set_p): Likewise.
4183 (mips_symbol_insns): Forbid loading symbols via immediate for
4185 (mips_valid_offset_p): Limit offset to 10-bit for MSA loads and
4187 (mips_valid_lo_sum_p): Forbid loadings symbols via %lo(base) for
4189 (mips_lx_address_p): Add support load indexed address for MSA.
4190 (mips_address_insns): Add calculation of instructions needed for
4191 stores and loads for MSA.
4192 (mips_const_insns): Move CONST_DOUBLE below CONST_VECTOR. Handle
4193 CONST_VECTOR for MSA and let it fall through.
4194 (mips_ldst_scaled_shift): New function.
4195 (mips_subword_at_byte): Likewise.
4196 (mips_msa_idiv_insns): Likewise.
4197 (mips_legitimize_move): Validate MSA moves.
4198 (mips_rtx_costs): Add UNGE, UNGT, UNLE, UNLT cases. Add
4199 calculation of costs for MSA division.
4200 (mips_split_move_p): Check if MSA moves need splitting.
4201 (mips_split_move): Split MSA moves if necessary.
4202 (mips_split_128bit_move_p): New function.
4203 (mips_split_128bit_move): Likewise.
4204 (mips_split_msa_copy_d): Likewise.
4205 (mips_split_msa_insert_d): Likewise.
4206 (mips_split_msa_fill_d): Likewise.
4207 (mips_output_move): Handle MSA moves.
4208 (mips_expand_msa_branch): New function.
4209 (mips_print_operand): Add 'E', 'B', 'w', 'v' and 'V' modifiers.
4210 Reinstate 'y' modifier.
4211 (mips_file_start): Add MSA .gnu_attribute.
4212 (mips_hard_regno_mode_ok_p): Allow TImode and 128-bit vectors in
4214 (mips_hard_regno_nregs): Always return 1 for MSA supported mode.
4215 (mips_class_max_nregs): Add register size for MSA supported mode.
4216 (mips_cannot_change_mode_class): Allow conversion between MSA
4217 vector modes and TImode.
4218 (mips_mode_ok_for_mov_fmt_p): Allow MSA to use move.v
4220 (mips_secondary_reload_class): Force MSA loads/stores via memory.
4221 (mips_preferred_simd_mode): Add preffered modes for MSA.
4222 (mips_vector_mode_supported_p): Add MSA supported modes.
4223 (mips_autovectorize_vector_sizes): New function.
4224 (mips_msa_output_division): Likewise.
4225 (MSA_BUILTIN, MIPS_BUILTIN_DIRECT_NO_TARGET)
4226 (MSA_NO_TARGET_BUILTIN, MSA_BUILTIN_TEST_BRANCH): New macros.
4227 (CODE_FOR_msa_adds_s_b, CODE_FOR_msa_adds_s_h)
4228 (CODE_FOR_msa_adds_s_w, CODE_FOR_msa_adds_s_d)
4229 (CODE_FOR_msa_adds_u_b, CODE_FOR_msa_adds_u_h)
4230 (CODE_FOR_msa_adds_u_w, CODE_FOR_msa_adds_u_du
4231 (CODE_FOR_msa_addv_b, CODE_FOR_msa_addv_h, CODE_FOR_msa_addv_w)
4232 (CODE_FOR_msa_addv_d, CODE_FOR_msa_and_v, CODE_FOR_msa_bmnz_v)
4233 (CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bmz_v, CODE_FOR_msa_bmzi_b)
4234 (CODE_FOR_msa_bnz_v, CODE_FOR_msa_bz_v, CODE_FOR_msa_bsel_v)
4235 (CODE_FOR_msa_bseli_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w)
4236 (CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b)
4237 (CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w)
4238 (CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clti_u_b)
4239 (CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w)
4240 (CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_s_b)
4241 (CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w)
4242 (CODE_FOR_msa_clei_s_d, CODE_FOR_msa_clei_u_b)
4243 (CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w)
4244 (CODE_FOR_msa_clei_u_d, CODE_FOR_msa_div_s_b)
4245 (CODE_FOR_msa_div_s_h, CODE_FOR_msa_div_s_w)
4246 (CODE_FOR_msa_div_s_d, CODE_FOR_msa_div_u_b)
4247 (CODE_FOR_msa_div_u_h, CODE_FOR_msa_div_u_w)
4248 (CODE_FOR_msa_div_u_d, CODE_FOR_msa_fadd_w, CODE_FOR_msa_fadd_d)
4249 (CODE_FOR_msa_fexdo_w, CODE_FOR_msa_ftrunc_s_w)
4250 (CODE_FOR_msa_ftrunc_s_d, CODE_FOR_msa_ftrunc_u_w)
4251 (CODE_FOR_msa_ftrunc_u_d, CODE_FOR_msa_ffint_s_w)
4252 (CODE_FOR_msa_ffint_s_d, CODE_FOR_msa_ffint_u_w)
4253 (CODE_FOR_msa_ffint_u_d, CODE_FOR_msa_fsub_w)
4254 (CODE_FOR_msa_fsub_d, CODE_FOR_msa_fmsub_d, CODE_FOR_msa_fmadd_w)
4255 (CODE_FOR_msa_fmadd_d, CODE_FOR_msa_fmsub_w, CODE_FOR_msa_fmul_w)
4256 (CODE_FOR_msa_fmul_d, CODE_FOR_msa_fdiv_w, CODE_FOR_msa_fdiv_d)
4257 (CODE_FOR_msa_fmax_w, CODE_FOR_msa_fmax_d, CODE_FOR_msa_fmax_a_w)
4258 (CODE_FOR_msa_fmax_a_d, CODE_FOR_msa_fmin_w, CODE_FOR_msa_fmin_d)
4259 (CODE_FOR_msa_fmin_a_w, CODE_FOR_msa_fmin_a_d)
4260 (CODE_FOR_msa_fsqrt_w, CODE_FOR_msa_fsqrt_d)
4261 (CODE_FOR_msa_max_s_b, CODE_FOR_msa_max_s_h)
4262 (CODE_FOR_msa_max_s_w, CODE_FOR_msa_max_s_d)
4263 (CODE_FOR_msa_max_u_b, CODE_FOR_msa_max_u_h)
4264 (CODE_FOR_msa_max_u_w, CODE_FOR_msa_max_u_d)
4265 (CODE_FOR_msa_min_s_b, CODE_FOR_msa_min_s_h)
4266 (CODE_FOR_msa_min_s_w, CODE_FOR_msa_min_s_d)
4267 (CODE_FOR_msa_min_u_b, CODE_FOR_msa_min_u_h)
4268 (CODE_FOR_msa_min_u_w, CODE_FOR_msa_min_u_d)
4269 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
4270 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
4271 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
4272 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
4273 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
4274 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
4275 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
4276 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
4277 (CODE_FOR_msa_mulv_b, CODE_FOR_msa_mulv_h, CODE_FOR_msa_mulv_w)
4278 (CODE_FOR_msa_mulv_d, CODE_FOR_msa_nlzc_b, CODE_FOR_msa_nlzc_h)
4279 (CODE_FOR_msa_nlzc_w, CODE_FOR_msa_nlzc_d, CODE_FOR_msa_nor_v)
4280 (CODE_FOR_msa_or_v, CODE_FOR_msa_ori_b, CODE_FOR_msa_nori_b)
4281 (CODE_FOR_msa_pcnt_b, CODE_FOR_msa_pcnt_h, CODE_FOR_msa_pcnt_w)
4282 (CODE_FOR_msa_pcnt_d, CODE_FOR_msa_xor_v, CODE_FOR_msa_xori_b)
4283 (CODE_FOR_msa_sll_b, CODE_FOR_msa_sll_h, CODE_FOR_msa_sll_w)
4284 (CODE_FOR_msa_sll_d, CODE_FOR_msa_slli_b, CODE_FOR_msa_slli_h)
4285 (CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, CODE_FOR_msa_sra_b)
4286 (CODE_FOR_msa_sra_h, CODE_FOR_msa_sra_w, CODE_FOR_msa_sra_d)
4287 (CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w)
4288 (CODE_FOR_msa_srai_d, CODE_FOR_msa_srl_b, CODE_FOR_msa_srl_h)
4289 (CODE_FOR_msa_srl_w, CODE_FOR_msa_srl_d, CODE_FOR_msa_srli_b)
4290 (CODE_FOR_msa_srli_h, CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d)
4291 (CODE_FOR_msa_subv_b, CODE_FOR_msa_subv_h, CODE_FOR_msa_subv_w)
4292 (CODE_FOR_msa_subv_d, CODE_FOR_msa_subvi_b, CODE_FOR_msa_subvi_h)
4293 (CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, CODE_FOR_msa_move_v)
4294 (CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, CODE_FOR_msa_vshf_w)
4295 (CODE_FOR_msa_vshf_d, CODE_FOR_msa_ilvod_d, CODE_FOR_msa_ilvev_d)
4296 (CODE_FOR_msa_pckod_d, CODE_FOR_msa_pckdev_d, CODE_FOR_msa_ldi_b)
4297 (CODE_FOR_msa_ldi_hi, CODE_FOR_msa_ldi_w)
4298 (CODE_FOR_msa_ldi_d): New code_aliasing macros.
4299 (mips_builtins): Add MSA sll_b, sll_h, sll_w, sll_d, slli_b,
4300 slli_h, slli_w, slli_d, sra_b, sra_h, sra_w, sra_d, srai_b,
4301 srai_h, srai_w, srai_d, srar_b, srar_h, srar_w, srar_d, srari_b,
4302 srari_h, srari_w, srari_d, srl_b, srl_h, srl_w, srl_d, srli_b,
4303 srli_h, srli_w, srli_d, srlr_b, srlr_h, srlr_w, srlr_d, srlri_b,
4304 srlri_h, srlri_w, srlri_d, bclr_b, bclr_h, bclr_w, bclr_d,
4305 bclri_b, bclri_h, bclri_w, bclri_d, bset_b, bset_h, bset_w,
4306 bset_d, bseti_b, bseti_h, bseti_w, bseti_d, bneg_b, bneg_h,
4307 bneg_w, bneg_d, bnegi_b, bnegi_h, bnegi_w, bnegi_d, binsl_b,
4308 binsl_h, binsl_w, binsl_d, binsli_b, binsli_h, binsli_w,
4309 binsli_d, binsr_b, binsr_h, binsr_w, binsr_d, binsri_b, binsri_h,
4310 binsri_w, binsri_d, addv_b, addv_h, addv_w, addv_d, addvi_b,
4311 addvi_h, addvi_w, addvi_d, subv_b, subv_h, subv_w, subv_d,
4312 subvi_b, subvi_h, subvi_w, subvi_d, max_s_b, max_s_h, max_s_w,
4313 max_s_d, maxi_s_b, maxi_s_h, maxi_s_w, maxi_s_d, max_u_b,
4314 max_u_h, max_u_w, max_u_d, maxi_u_b, maxi_u_h, maxi_u_w,
4315 maxi_u_d, min_s_b, min_s_h, min_s_w, min_s_d, mini_s_b, mini_s_h,
4316 mini_s_w, mini_s_d, min_u_b, min_u_h, min_u_w, min_u_d, mini_u_b,
4317 mini_u_h, mini_u_w, mini_u_d, max_a_b, max_a_h, max_a_w, max_a_d,
4318 min_a_b, min_a_h, min_a_w, min_a_d, ceq_b, ceq_h, ceq_w, ceq_d,
4319 ceqi_b, ceqi_h, ceqi_w, ceqi_d, clt_s_b, clt_s_h, clt_s_w,
4320 clt_s_d, clti_s_b, clti_s_h, clti_s_w, clti_s_d, clt_u_b,
4321 clt_u_h, clt_u_w, clt_u_d, clti_u_b, clti_u_h, clti_u_w,
4322 clti_u_d, cle_s_b, cle_s_h, cle_s_w, cle_s_d, clei_s_b, clei_s_h,
4323 clei_s_w, clei_s_d, cle_u_b, cle_u_h, cle_u_w, cle_u_d, clei_u_b,
4324 clei_u_h, clei_u_w, clei_u_d, ld_b, ld_h, ld_w, ld_d, st_b, st_h,
4325 st_w, st_d, sat_s_b, sat_s_h, sat_s_w, sat_s_d, sat_u_b, sat_u_h,
4326 sat_u_w, sat_u_d, add_a_b, add_a_h, add_a_w, add_a_d, adds_a_b,
4327 adds_a_h, adds_a_w, adds_a_d, adds_s_b, adds_s_h, adds_s_w,
4328 adds_s_d, adds_u_b, adds_u_h, adds_u_w, adds_u_d, ave_s_b,
4329 ave_s_h, ave_s_w, ave_s_d, ave_u_b, ave_u_h, ave_u_w, ave_u_d,
4330 aver_s_b, aver_s_h, aver_s_w, aver_s_d, aver_u_b, aver_u_h,
4331 aver_u_w, aver_u_d, subs_s_b, subs_s_h, subs_s_w, subs_s_d,
4332 subs_u_b, subs_u_h, subs_u_w, subs_u_d, subsuu_s_b, subsuu_s_h,
4333 subsuu_s_w, subsuu_s_d, subsus_u_b, subsus_u_h, subsus_u_w,
4334 subsus_u_d, asub_s_b, asub_s_h, asub_s_w, asub_s_d, asub_u_b,
4335 asub_u_h, asub_u_w, asub_u_d, mulv_b, mulv_h, mulv_w, mulv_d,
4336 maddv_b, maddv_h, maddv_w, maddv_d, msubv_b, msubv_h, msubv_w,
4337 msubv_d, div_s_b, div_s_h, div_s_w, div_s_d, div_u_b, div_u_h,
4338 div_u_w, div_u_d, hadd_s_h, hadd_s_w, hadd_s_d, hadd_u_h,
4339 hadd_u_w, hadd_u_d, hsub_s_h, hsub_s_w, hsub_s_d, hsub_u_h,
4340 hsub_u_w, hsub_u_d, mod_s_b, mod_s_h, mod_s_w, mod_s_d, mod_u_b,
4341 mod_u_h, mod_u_w, mod_u_d, dotp_s_h, dotp_s_w, dotp_s_d,
4342 dotp_u_h, dotp_u_w, dotp_u_d, dpadd_s_h, dpadd_s_w, dpadd_s_d,
4343 dpadd_u_h, dpadd_u_w, dpadd_u_d, dpsub_s_h, dpsub_s_w, dpsub_s_d,
4344 dpsub_u_h, dpsub_u_w, dpsub_u_d, sld_b, sld_h, sld_w, sld_d,
4345 sldi_b, sldi_h, sldi_w, sldi_d, splat_b, splat_h, splat_w,
4346 splat_d, splati_b, splati_h, splati_w, splati_d, pckev_b,
4347 pckev_h, pckev_w, pckev_d, pckod_b, pckod_h, pckod_w, pckod_d,
4348 ilvl_b, ilvl_h, ilvl_w, ilvl_d, ilvr_b, ilvr_h, ilvr_w, ilvr_d,
4349 ilvev_b, ilvev_h, ilvev_w, ilvev_d, ilvod_b, ilvod_h, ilvod_w,
4350 ilvod_d, vshf_b, vshf_h, vshf_w, vshf_d, and_v, andi_b, or_v,
4351 ori_b, nor_v, nori_b, xor_v, xori_b, bmnz_v, bmnzi_b, bmz_v,
4352 bmzi_b, bsel_v, bseli_b, shf_b, shf_h, shf_w, bnz_v, bz_v,
4353 fill_b, fill_h, fill_w, fill_d, pcnt_b, pcnt_h, pcnt_w,
4354 pcnt_d, nloc_b, nloc_h, nloc_w, nloc_d, nlzc_b, nlzc_h, nlzc_w,
4355 nlzc_d, copy_s_b, copy_s_h, copy_s_w, copy_s_d, copy_u_b,
4356 copy_u_h, copy_u_w, copy_u_d, insert_b, insert_h, insert_w,
4357 insert_d, insve_b, insve_h, insve_w, insve_d, bnz_b, bnz_h,
4358 bnz_w, bnz_d, bz_b, bz_h, bz_w, bz_d, ldi_b, ldi_h, ldi_w, ldi_d,
4359 fcaf_w, fcaf_d, fcor_w, fcor_d, fcun_w, fcun_d, fcune_w, fcune_d,
4360 fcueq_w, fcueq_d, fceq_w, fceq_d, fcne_w, fcne_d, fclt_w, fclt_d,
4361 fcult_w, fcult_d, fcle_w, fcle_d, fcule_w, fcule_d, fsaf_w,
4362 fsaf_d, fsor_w, fsor_d, fsun_w, fsun_d, fsune_w, fsune_d,
4363 fsueq_w, fsueq_d, fseq_w, fseq_d, fsne_w, fsne_d, fslt_w,
4364 fslt_d, fsult_w, fsult_d, fsle_w, fsle_d, fsule_w, fsule_d,
4365 fadd_w, fadd_d, fsub_w, fsub_d, fmul_w, fmul_d, fdiv_w, fdiv_d,
4366 fmadd_w, fmadd_d, fmsub_w, fmsub_d, fexp2_w, fexp2_d, fexdo_h,
4367 fexdo_w, ftq_h, ftq_w, fmin_w, fmin_d, fmin_a_w, fmin_a_d,
4368 fmax_w, fmax_d, fmax_a_w, fmax_a_d, mul_q_h, mul_q_w, mulr_q_h,
4369 mulr_q_w, madd_q_h, madd_q_w, maddr_q_h, maddr_q_w, msub_q_h,
4370 msub_q_w, msubr_q_h, msubr_q_w, fclass_w, fclass_d, fsqrt_w,
4371 fsqrt_d, frcp_w, frcp_d, frint_w, frint_d, frsqrt_w, frsqrt_d,
4372 flog2_w, flog2_d, fexupl_w, fexupl_d, fexupr_w, fexupr_d, ffql_w,
4373 ffql_d, ffqr_w, ffqr_d, ftint_s_w, ftint_s_d, ftint_u_w,
4374 ftint_u_d, ftrunc_s_w, ftrunc_s_d, ftrunc_u_w, ftrunc_u_d,
4375 ffint_s_w, ffint_s_d, ffint_u_w, ffint_u_d, ctcmsa, cfcmsa,
4377 (mips_get_builtin_decl_index): New array.
4378 (MIPS_ATYPE_QI, MIPS_ATYPE_HI, MIPS_ATYPE_V2DI, MIPS_ATYPE_V4SI)
4379 (MIPS_ATYPE_V8HI, MIPS_ATYPE_V16QI, MIPS_ATYPE_V2DF)
4380 (MIPS_ATYPE_V4SF, MIPS_ATYPE_UV2DI, MIPS_ATYPE_UV4SI)
4381 (MIPS_ATYPE_UV8HI, MIPS_ATYPE_UV16QI): New.
4382 (mips_init_builtins): Initialize mips_get_builtin_decl_index
4384 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
4386 (mips_expand_builtin_insn): Prepare operands for
4387 CODE_FOR_msa_addvi_b, CODE_FOR_msa_addvi_h, CODE_FOR_msa_addvi_w,
4388 CODE_FOR_msa_addvi_d, CODE_FOR_msa_clti_u_b,
4389 CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w,
4390 CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_u_b,
4391 CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w,
4392 CODE_FOR_msa_clei_u_d, CODE_FOR_msa_maxi_u_b,
4393 CODE_FOR_msa_maxi_u_h, CODE_FOR_msa_maxi_u_w,
4394 CODE_FOR_msa_maxi_u_d, CODE_FOR_msa_mini_u_b,
4395 CODE_FOR_msa_mini_u_h, CODE_FOR_msa_mini_u_w,
4396 CODE_FOR_msa_mini_u_d, CODE_FOR_msa_subvi_b,
4397 CODE_FOR_msa_subvi_h, CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d,
4398 CODE_FOR_msa_ceqi_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w,
4399 CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b,
4400 CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w,
4401 CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clei_s_b,
4402 CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w,
4403 CODE_FOR_msa_clei_s_d, CODE_FOR_msa_maxi_s_b,
4404 CODE_FOR_msa_maxi_s_h, CODE_FOR_msa_maxi_s_w,
4405 CODE_FOR_msa_maxi_s_d, CODE_FOR_msa_mini_s_b,
4406 CODE_FOR_msa_mini_s_h, CODE_FOR_msa_mini_s_w,
4407 CODE_FOR_msa_mini_s_d, CODE_FOR_msa_andi_b, CODE_FOR_msa_ori_b,
4408 CODE_FOR_msa_nori_b, CODE_FOR_msa_xori_b, CODE_FOR_msa_bmzi_b,
4409 CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bseli_b, CODE_FOR_msa_fill_b,
4410 CODE_FOR_msa_fill_h, CODE_FOR_msa_fill_w, CODE_FOR_msa_fill_d,
4411 CODE_FOR_msa_ilvl_b, CODE_FOR_msa_ilvl_h, CODE_FOR_msa_ilvl_w,
4412 CODE_FOR_msa_ilvl_d, CODE_FOR_msa_ilvr_b, CODE_FOR_msa_ilvr_h,
4413 CODE_FOR_msa_ilvr_w, CODE_FOR_msa_ilvr_d, CODE_FOR_msa_ilvev_b,
4414 CODE_FOR_msa_ilvev_h, CODE_FOR_msa_ilvev_w, CODE_FOR_msa_ilvod_b,
4415 CODE_FOR_msa_ilvod_h, CODE_FOR_msa_ilvod_w, CODE_FOR_msa_pckev_b,
4416 CODE_FOR_msa_pckev_h, CODE_FOR_msa_pckev_w, CODE_FOR_msa_pckod_b,
4417 CODE_FOR_msa_pckod_h, CODE_FOR_msa_pckod_w, CODE_FOR_msa_slli_b,
4418 CODE_FOR_msa_slli_h, CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d,
4419 CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w,
4420 CODE_FOR_msa_srai_d, CODE_FOR_msa_srli_b, CODE_FOR_msa_srli_h,
4421 CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d, CODE_FOR_msa_insert_b,
4422 CODE_FOR_msa_insert_h, CODE_FOR_msa_insert_w,
4423 CODE_FOR_msa_insert_d, CODE_FOR_msa_insve_b,
4424 CODE_FOR_msa_insve_h, CODE_FOR_msa_insve_w, CODE_FOR_msa_insve_d,
4425 CODE_FOR_msa_shf_b, CODE_FOR_msa_shf_h, CODE_FOR_msa_shf_w,
4426 CODE_FOR_msa_shf_w_f, CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h,
4427 CODE_FOR_msa_vshf_w, CODE_FOR_msa_vshf_d.
4428 (mips_expand_builtin): Add case for MIPS_BULTIN_MSA_TEST_BRANCH.
4429 (mips_set_compression_mode): Disallow MSA with MIPS16 code.
4430 (mips_option_override): -mmsa requires -mfp64 and -mhard-float.
4431 These are set implicitly and an error is reported if overridden.
4432 (mips_expand_builtin_msa_test_branch): New function.
4433 (mips_expand_msa_shuffle): Likewise.
4434 (MAX_VECT_LEN): Increase maximum length of a vector to 16 bytes.
4435 (TARGET_SCHED_REASSOCIATION_WIDTH): Define target hook.
4436 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Likewise.
4437 (mips_expand_vec_unpack): Add support for MSA.
4438 (mips_expand_vector_init): Likewise.
4439 (mips_expand_vi_constant): Use CONST0_RTX (element_mode)
4440 instead of const0_rtx.
4441 (mips_msa_vec_parallel_const_half): New function.
4442 (mips_gen_const_int_vector): Likewise.
4443 (mips_gen_const_int_vector_shuffle): Likewise.
4444 (mips_expand_msa_cmp): Likewise.
4445 (mips_expand_vec_cond_expr): Likewise.
4446 * config/mips/mips.h
4447 (TARGET_CPU_CPP_BUILTINS): Add __mips_msa and __mips_msa_width.
4448 (OPTION_DEFAULT_SPECS): Ignore --with-fp-32 if -mmsa is
4450 (ASM_SPEC): Pass mmsa and mno-msa to the assembler.
4451 (ISA_HAS_MSA): New macro.
4452 (UNITS_PER_MSA_REG): Likewise.
4453 (BITS_PER_MSA_REG): Likewise.
4454 (BIGGEST_ALIGNMENT): Redefine using ISA_HAS_MSA.
4455 (MSA_REG_FIRST): New macro.
4456 (MSA_REG_LAST): Likewise.
4457 (MSA_REG_NUM): Likewise.
4458 (MSA_REG_P): Likewise.
4459 (MSA_REG_RTX_P): Likewise.
4460 (MSA_SUPPORTED_MODE_P): Likewise.
4461 (HARD_REGNO_CALL_PART_CLOBBERED): Redefine using TARGET_MSA.
4462 (ADDITIONAL_REGISTER_NAMES): Add named registers $w0-$w31.
4463 * config/mips/mips.md: Include mips-msa.md.
4464 (alu_type): Add simd_add.
4465 (mode): Add V2DI, V4SI, V8HI, V16QI, V2DF, V4SF.
4466 (type): Add simd_div, simd_fclass, simd_flog2, simd_fadd,
4467 simd_fcvt, simd_fmul, simd_fmadd, simd_fdiv, simd_bitins,
4468 simd_bitmov, simd_insert, simd_sld, simd_mul, simd_fcmp,
4469 simd_fexp2, simd_int_arith, simd_bit, simd_shift, simd_splat,
4470 simd_fill, simd_permute, simd_shf, simd_sat, simd_pcnt,
4471 simd_copy, simd_branch, simd_cmsa, simd_fminmax, simd_logic,
4472 simd_move, simd_load, simd_store. Choose "multi" for moves
4474 (qword_mode): New attribute.
4475 (insn_count): Add instruction count for quad moves.
4476 Increase the count for MIPS SIMD division.
4477 (UNITMODE): Add UNITMODEs for vector types.
4478 (addsub): New code iterator.
4479 * config/mips/mips.opt (mmsa): New option.
4480 * config/mips/msa.h: New file.
4481 * config/mips/mti-elf.h: Don't infer -mfpxx if -mmsa is
4483 * config/mips/mti-linux.h: Likewise.
4484 * config/mips/predicates.md
4485 (const_msa_branch_operand): New constraint.
4486 (const_uimm3_operand): Likewise.
4487 (const_uimm4_operand): Likewise.
4488 (const_uimm5_operand): Likewise.
4489 (const_uimm8_operand): Likewise.
4490 (const_imm5_operand): Likewise.
4491 (aq10b_operand): Likewise.
4492 (aq10h_operand): Likewise.
4493 (aq10w_operand): Likewise.
4494 (aq10d_operand): Likewise.
4495 (const_m1_operand): Likewise.
4496 (reg_or_m1_operand): Likewise.
4497 (const_exp_2_operand): Likewise.
4498 (const_exp_4_operand): Likewise.
4499 (const_exp_8_operand): Likewise.
4500 (const_exp_16_operand): Likewise.
4501 (const_vector_same_val_operand): Likewise.
4502 (const_vector_same_simm5_operand): Likewise.
4503 (const_vector_same_uimm5_operand): Likewise.
4504 (const_vector_same_uimm6_operand): Likewise.
4505 (const_vector_same_uimm8_operand): Likewise.
4506 (par_const_vector_shf_set_operand): Likewise.
4507 (reg_or_vector_same_val_operand): Likewise.
4508 (reg_or_vector_same_simm5_operand): Likewise.
4509 (reg_or_vector_same_uimm6_operand): Likewise.
4510 * doc/extend.texi (MIPS SIMD Architecture Functions): New
4512 * doc/invoke.texi (-mmsa): Document new option.
4514 2016-05-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4516 * configure.ac (enable_vtable_verify): Handle --enable-vtable-verify.
4517 * configure: Regenerate.
4518 * config.in: Regenerate.
4519 * gcc.c (VTABLE_VERIFICATION_SPEC) [!ENABLE_VTABLE_VERIFY]: Error
4521 * config/sol2.h [!ENABLE_VTABLE_VERIFY] (STARTFILE_VTV_SPEC): Define.
4522 (ENDFILE_VTV_SPEC): Define.
4524 2016-05-09 Kaushik Phatak <kaushik.phatak@kpit.com>
4526 * config/rl78/rl78.c (rl78_expand_prologue): Save the MDUC related
4527 registers in all interrupt handlers if necessary.
4528 (rl78_option_override): Add warning.
4529 (MUST_SAVE_MDUC_REGISTERS): New macro.
4530 (rl78_expand_epilogue): Restore the MDUC registers if necessary.
4531 * config/rl78/rl78.c (check_mduc_usage): New function.
4532 (mduc_regs): New structure to hold MDUC register data.
4533 * config/rl78/rl78.md (is_g13_muldiv_insn): New attribute.
4534 (mulsi3_g13): Add is_g13_muldiv_insn attribute.
4535 (udivmodsi4_g13): Add is_g13_muldiv_insn attribute.
4536 (mulhi3_g13): Add is_g13_muldiv_insn attribute.
4537 * config/rl78/rl78.opt (msave-mduc-in-interrupts): New option.
4538 * doc/invoke.texi (RL78 Options): Add -msave-mduc-in-interrupts.
4540 2016-05-09 Bin Cheng <bin.cheng@arm.com>
4542 * tree-if-conv.c (tree-ssa-loop.h): Include header file.
4543 (tree-ssa-loop-niter.h): Ditto.
4544 (idx_within_array_bound, ref_within_array_bound): New functions.
4545 (ifcvt_memrefs_wont_trap): Check if array ref is within bound.
4546 Factor out check on writable base object to ...
4547 (base_object_writable): ... here.
4549 2016-05-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4551 * config/arm/arm.md (probe_stack): Add modes to set source
4554 2016-05-09 Bernd Schmidt <bschmidt@redhat.com>
4556 * regrename.c (base_reg_class_for_rename): New static function.
4557 (scan_rtx_address, scan_rtx): Use it instead of base_reg_class.
4559 2016-05-08 Jan Hubicka <hubicka@ucw.cz>
4561 * cgraph.c (thunk_adjust): Export.
4562 * cgraphclones.c (cgraph_node::create_clone): Clone thunk info.
4563 * cgraphunit.c (thunk_adjust): Export.
4564 (cgraph_node::assemble_thunks_and_aliases): Do not assemble inlined
4566 * ipa-inline-analyssi.c (compute_inline_parameters): Thunks are
4568 * tree-inline.c (expand_call_inline): Expand thunks inline.
4570 2016-05-08 Uros Bizjak <ubizjak@gmail.com>
4573 * config/i386/sse.md (*sse2_vd_cvtsd2ss): New insn pattern.
4574 (*sse2_vd_cvtss2sd): Ditto.
4575 * config/i386/i386.md
4576 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf splitter):
4577 Generate *sse2_vd_cvtsd2ss pattern.
4578 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df splitter):
4579 Generate *sse2_vd_cvtss2sd pattern.
4581 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
4583 * config/sh/sh.h (GET_SH_ARG_CLASS): Convert macro into ...
4584 * config/sh/sh.c (get_sh_arg_class): ... this new function. Update its
4587 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
4589 * config/sh/sh-protos.h (sh_media_register_for_return): Remove.
4590 * config/sh/sh.c: Define and declare variables on first use throughout
4592 (current_function_interrupt): Change to bool type.
4593 (frame_insn): Rename to emit_frame_insn and update users.
4594 (push_regs): Use bool for 'interrupt_handler' argument.
4595 (save_schedule_s): Remove.
4596 (TARGET_ASM_UNALIGNED_DI_OP, TARGET_ASM_ALIGNED_DI_OP): Remove.
4597 (sh_option_override): Don't nullify targetm.asm_out.aligned_op.di and
4598 targetm.asm_out.unaligned_op.di.
4599 (gen_far_branch): Remove redundant forward declaration.
4600 (sh_media_register_for_return, MAX_SAVED_REGS, save_entry_s, save_entry,
4601 MAX_TEMPS, save_schedule_ssave_schedule): Remove.
4602 (sh_set_return_address, sh_function_ok_for_sibcall,
4603 scavenge_reg): Update comments.
4604 (sh_builtin_saveregs): Use TRAGET_FPU_ANY condition.
4605 (sh2a_get_function_vector_number, sh2a_function_vector_p): Use for loop.
4606 (sh_attr_renesas_p): Remove unnecessary parentheses.
4607 (branch_dest): Simplify.
4608 * config/sh/sh.h (sh_args): Remove byref, byref_regs, stack_regs fields.
4609 Change force_mem, prototype_p, outgoing, renesas_abi fields to bool.
4610 (CUMULATIVE_ARGS): Change macro to typedef.
4611 (current_function_interrupt): Change to bool type.
4612 (sh_arg_class, sh_args, CUMULATIVE_ARGS, current_function_interrupt):
4613 Surround with __cplusplus ifdef.
4614 (sh_compare_op0, sh_compare_op1): Remove.
4615 (EPILOGUE_USES): Use TARGET_FPU_ANY condition.
4617 2016-05-07 Jim Wilson <jim.wilson@linaro.org>
4619 * config/arm/arm.md: (arch): Add neon.
4620 (arch_enabled): Return yes for arch neon when TARGET_NEON.
4621 * config/arm/vfp.md (movdf_vfp): Add w/G as alternative 3. Add
4622 neon_move as type for alt 3. Add arch attr enabling alt 3 for neon.
4623 Emit vmov.i64 for alt 3. Renumber alternatives 3 to 8. Adjust
4624 attributes for alt renumbering. Mark alt 3 as non-predicable.
4625 (thumb2_movdf_vfp): Likewise.
4627 2016-05-07 Uros Bizjak <ubizjak@gmail.com>
4629 * config/i386/i386.md (*addqi_1): Add preferred_for_speed attribute
4630 to disparage alternatives 3 and 4 for TARGET_PARTIAL_REG_STALL targets.
4631 (*andqi_1): Add preferred_for_speed attribute to disparage
4632 alternative 2 for TARGET_PARTIAL_REG_STALL targets.
4633 (*<code>qi_1): Ditto.
4634 (*one_cmplqi2_1): Add preferred_for_speed attribute to disparage
4635 alternative 1 for TARGET_PARTIAL_REG_STALL targets.
4636 (*ashlqi3_1): Ditto.
4637 (*swap<mode>): Merge from *swap<mode>_1 and *swap<mode>_2 patterns.
4638 Add preferred_for_size attribute to disparage alternative 0 and
4639 preferred_for_speed attribute to disparage alternative 1 for
4640 TARGET_PARTIAL_REG_STALL targets.
4642 2016-05-07 Tom de Vries <tom@codesourcery.com>
4644 PR tree-optimization/70956
4645 * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL
4648 2016-05-07 Oleg Endo <olegendo@gcc.gnu.org>
4650 * config/sh/sh-protos.h (sh_cbranch_distance): Declare new function.
4651 * config/sh/sh.c (sh_cbranch_distance): Implement it.
4652 * config/sh/sh.md (branch_zero): Remove define_attr.
4653 (define_delay): Disable delay slot if branch distance is one insn.
4655 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
4657 * config/i386/i386.md (LEAMODE): New mode attribute.
4658 (plus to LEA splitter): Rewrite splitter using LEAMODE mode attribute.
4659 (ashift to LEA splitter): Rewrte splitter using SWI mode iterator
4660 and LEAMODE mode attribute. Use VOIDmode const_0_to_3_operand as
4661 operand 2 predicate.
4662 (*lea<mode>_general_2): Use VOIDmode for const248_operand.
4663 (*lea<mode>_general_3): Ditto.
4664 (*lea<mode>_general_4): Use VOIDmode for const_0_to_3_operand.
4666 2016-05-06 Jakub Jelinek <jakub@redhat.com>
4668 * genmddump.c (main): Convert argv from char ** to const char **.
4670 2016-05-06 David Malcolm <dmalcolm@redhat.com>
4672 * coretypes.h (OVERRIDE): New macro.
4675 2016-05-06 Eric Botcazou <ebotcazou@adacore.com>
4677 * tree-ssa-coalesce.c (gimple_can_coalesce_p): In the optimized case,
4678 allow coalescing if the types are compatible.
4680 2016-05-06 David Malcolm <dmalcolm@redhat.com>
4682 * pass_manager.h (pass_manager::register_pass_name): New method.
4683 (pass_manager::get_pass_by_name): New method.
4684 (pass_manager::create_pass_tab): New method.
4685 (pass_manager::m_name_to_pass_map): New field.
4686 * passes.c (name_to_pass_map): Delete global in favor of field
4687 "m_name_to_pass_map" of pass_manager.
4688 (register_pass_name): Rename from a function to...
4689 (pass_manager::register_pass_name): ...this method, updating
4690 for renaming of global "name_to_pass_map" to field
4691 "m_name_to_pass_map".
4692 (create_pass_tab): Rename from a function to...
4693 (pass_manager::create_pass_tab): ...this method, updating
4694 for renaming of global "name_to_pass_map" to field.
4695 (get_pass_by_name): Rename from a function to...
4696 (pass_manager::get_pass_by_name): ...this method.
4697 (enable_disable_pass): Convert use of get_pass_by_name to
4698 a method call, locating the pass_manager singleton.
4700 2016-05-06 David Malcolm <dmalcolm@redhat.com>
4702 * genattr-common.c (main): Convert argv from char ** to const char **.
4703 * genattr.c (main): Likewise.
4704 * genattrtab.c (main): Likewise.
4705 * genautomata.c (initiate_automaton_gen): Likewise.
4707 * gencodes.c (main): Likewise.
4708 * genconditions.c (main): Likewise.
4709 * genconfig.c (main): Likewise.
4710 * genconstants.c (main): Likewise.
4711 * genemit.c (main): Likewise.
4712 * genenums.c (main): Likewise.
4713 * genextract.c (main): Likewise.
4714 * genflags.c (main): Likewise.
4715 * genmddeps.c (main): Likewise.
4716 * genopinit.c (main): Likewise.
4717 * genoutput.c (main): Likewise.
4718 * genpeep.c (main): Likewise.
4719 * genpreds.c (main): Likewise.
4720 * genrecog.c (main): Likewise.
4721 * gensupport.c (init_rtx_reader_args_cb): Likewise.
4722 (init_rtx_reader_args): Likewise.
4723 * gensupport.h (init_rtx_reader_args_cb): Likewise.
4724 (init_rtx_reader_args): Likewise.
4725 * gentarget-def.c (main): Likewise.
4726 * read-md.c (read_md_files): Likewise.
4727 * read-md.h (read_md_files): Likewise.
4729 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
4731 * config/i386/i386.md (int cmove peephole2s): Use general_reg_operand
4732 instead of register_and_not_any_fp_reg_operand as operand 0 predicate.
4733 * config/i386/predicates.md (register_and_not_any_fp_reg_operand):
4734 Remove unused predicate.
4735 (register_and_not_fp_reg_operand): Ditto.
4737 2016-05-06 Martin Liska <mliska@suse.cz>
4739 * tree-if-conv.c (ifcvt_split_critical_edges): Use auto_vec
4740 instead of vec as the vector is local to the function.
4742 2016-05-06 Jakub Jelinek <jakub@redhat.com>
4744 * config/i386/sse.md (*<code>v8hi3, *<code>v16qi3): Add
4745 avx512bw alternative.
4747 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>): Move
4748 before the ashr<mode>3 pattern.
4750 * config/i386/sse.md (*avx2_pmaddwd, *sse2_pmaddwd): Use
4751 v instead of x in vex or maybe_vex alternatives, use
4752 maybe_evex instead of vex in prefix.
4754 * config/i386/sse.md (*vec_extractv4sf_0, *sse4_1_extractps,
4755 *vec_extractv4sf_mem, vec_extract_lo_v16hi, vec_extract_hi_v16hi,
4756 vec_extract_lo_v32qi, vec_extract_hi_v32qi): Use v instead of x
4757 in vex or maybe_vex alternatives, use maybe_evex instead of vex
4760 * config/i386/sse.md (*vec_concatv2sf_sse4_1, *vec_concatv4sf): Use
4761 v instead of x in vex or maybe_vex alternatives, use
4762 maybe_evex instead of vex in prefix.
4764 * config/i386/sse.md (sse_shufps_<mode>, sse_storehps, sse_loadhps,
4765 sse_storelps, sse_movss, avx2_vec_dup<mode>, avx2_vec_dupv8sf_1,
4766 sse2_shufpd_<mode>, sse2_storehpd, sse2_storelpd, sse2_loadhpd,
4767 sse2_loadlpd, sse2_movsd): Use v instead of x in vex or maybe_vex
4768 alternatives, use maybe_evex instead of vex in prefix.
4770 * config/i386/sse.md (vec_interleave_lowv4sf,
4771 *vec_interleave_highv2df, *vec_interleave_lowv2df): Use
4772 v instead of x in vex or maybe_vex alternatives, use
4773 maybe_evex instead of vex in prefix.
4775 * config/i386/sse.md (sse_movhlps, sse_movlhps): Use
4776 v instead of x in vex or maybe_vex alternatives, use
4777 maybe_evex instead of vex in prefix.
4779 * config/i386/sse.md (*avx_cvtpd2dq256_2, *avx_cvtps2pd256_2): Use
4780 v constraint instead of x.
4782 2016-05-06 Nathan Sidwell <nathan@codesourcery.com>
4784 * gimple.c (gimple_call_same_target_p): Unique functions are eq.
4785 * tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq
4788 2016-05-06 Richard Biener <rguenther@suse.de>
4790 PR tree-optimization/70948
4791 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
4792 Properly clobber all fields of va_list for __builtin_va_start.
4794 2016-05-06 Yuri Rumyantsev <ysrumyan@gmail.com>
4797 * tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with
4798 loop latch destination.
4800 2016-05-06 Martin Liska <mliska@suse.cz>
4802 * tree-ssa-uninit.c: Apply manual changes
4803 to the GNU coding style.
4804 (prune_uninit_phi_opnds): Rename from
4805 prune_uninit_phi_opnds_in_unrealizable_paths.
4807 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
4809 * config/sh/sh.opt (madjust-unroll, minvalid-symbols, msoft-atomic,
4810 mspace): Remove deprecated options.
4811 * doc/invoke.texi (SH options): Remove -mspace.
4813 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
4815 * config/sh/sh.md (ic_invalidate_line_sh4a): Fix insn length.
4817 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
4819 * config/sh/sh.md (*cmpeqsi_t): Remove combine insn pattern and similar
4820 corresponding combine split pattern.
4822 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
4825 * config/sh/predicates.md (long_displacement_mem_operand): New.
4826 * config/sh/sh.md (movsi_i): Allow for SH2A, disallow for any FPU.
4827 Add movi20, movi20s alternatives. Adjust length attribute for
4829 (movsi_ie): Allow for any FPU. Adjust length attribute for
4831 (movsi_i_lowpart): Add movi20, movi20s alternatives. Adjust length
4832 attribute for alternatives.
4833 (*mov<mode>): Use long_displacement_mem_operand for length attribute.
4834 (*movdi_i, movdf_k, movdf_i4, movsf_i, movsf_ie, movsf_ie_ra): Adjust
4835 length attribute for alternatives.
4837 2016-05-06 Richard Biener <rguenther@suse.de>
4839 PR tree-optimization/70960
4840 * tree-if-conv.c (ifcvt_walk_pattern_tree): Handle non-SSA ops.
4842 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
4845 * config/sh/sh.md (*cmp_div0s_7, *cmp_div0s_8): Add div0s variants.
4846 * config/sh/sh.c (sh_rtx_costs): Add another div0s case.
4848 2016-05-06 Marek Polacek <polacek@redhat.com>
4851 * ubsan.c (get_ubsan_type_info_for_type): Remove assert.
4853 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
4856 * config/sh/sh.md (*rotcr): Add another variant.
4858 2016-05-06 Richard Biener <rguenther@suse.de>
4861 * dwarf2out.c (native_encode_initializer): Skip zero-sized fields.
4863 2016-05-06 Richard Biener <rguenther@suse.de>
4866 * fold-const.c (split_tree): Always convert to the original type
4869 2016-05-06 Richard Biener <rguenther@suse.de>
4871 * fwprop.c (fwprop): Remove duplicate cleanup_cfg call.
4872 (fwprop_addr): Likewise.
4874 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
4877 * config/i386/i386-protos.h (ix86_standard_x87sse_constant_load_p):
4879 * config/i386/i386.c (ix86_standard_x87sse_constant_load_p): New.
4880 * config/i386/i386.md (push mem splitter): Use find_constant_src in
4881 the splitter condition.
4882 (FP load splitter): Use ix86_standard_x87sse_constant_load_p in
4883 the splitter condition.
4884 (FP float_extend load splitter): Ditto.
4886 2016-05-05 Uros Bizjak <ubizjak@gmail.com>
4888 * config/i386/i386.md (peehole2 patterns): Change true_regnum
4889 to REGNO in all peephole2 patterns.
4890 (post-reload splitters): Change true_regnum to REGNO in
4891 post-reload splitters.
4892 (zero_extend splitters): Use general_reg_operand and
4893 nonimmediate_gr_operand predicates.
4895 2016-05-05 Jakub Jelinek <jakub@redhat.com>
4897 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>): Use
4898 v constraint instead of x.
4900 2016-05-05 Alan Modra <amodra@gmail.com>
4903 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
4904 set OPTION_MASK_RELOCATABLE when flag_pic == 2. Set
4905 TARGET_NO_FP_IN_TOC for -mrelocatable.
4906 (MINIMAL_TOC_SECTION_ASM_OP): Remove redundant
4907 TARGET_RELOCATABLE test.
4908 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
4909 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
4910 * config/rs6000/linux64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
4911 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
4912 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
4913 * config/rs6000/freebsd64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
4914 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
4915 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
4916 * config/rs6000/predicates.md (easy_fp_constant): Likewise.
4917 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
4919 (rs6000_assemble_integer): Update TARGET_RELOCATABLE test.
4920 (rs6000_stack_info): Likewise.
4921 (rs6000_elf_asm_out_constructor): Likewise.
4922 (rs6000_elf_asm_out_destructor): Likewise.
4923 (rs6000_elf_declare_function_name): Likewise.
4924 * config/rs6000/rs6000.md (load_toc_aix_di): Likewise.
4925 * config/rs6000/rs6000.h (MASK_RELOCATABLE, MASK_MINIMAL_TOC):
4928 2016-05-05 Alan Modra <amodra@gmail.com>
4930 * config/rs6000/rs6000.c (rs6000_frame_related): Rewrite.
4932 2016-05-05 Alan Modra <amodra@gmail.com>
4934 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
4935 out-of-line gpr restore for one or two regs if that would add
4938 2016-05-04 Uros Bizjak <ubizjak@gmail.com>
4941 * config/i386/i386.md
4942 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df peephole2):
4943 Change to post-epilogue_completed late splitter. Use sse_reg_operand
4944 as operand 0 predicate.
4945 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf peephole2):
4947 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float {si,di}->{sf,df} peephole2):
4948 Ditto. Emit the pattern using RTX.
4950 (TARGET_USE_VECTOR_FP_CONVERTS float_extend sf->df splitter):
4951 Use sse_reg_opreand as operand 0 predicate. Do not use true_regnum in
4952 the post-reload splitter. Use lowpart_subreg instead of gen_rtx_REG.
4953 (TARGET_USE_VECTOR_FP_CONVERTS float_truncate df->sf splitter):
4955 (TARGET_USE_VECTOR_CONVERTS float si->{sf,df} splitter): Use
4956 sse_reg_operand as operand 0 predicate.
4958 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_extend sf->df peephole2):
4959 Use sse_reg_opreand as operand 0 predicate. Use lowpart_subreg
4960 instead of gen_rtx_REG.
4961 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_truncate sf->df peephole2):
4964 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
4966 * function.c (emit_use_return_register_into_block): Delete.
4967 (gen_return_pattern): Delete.
4968 (emit_return_into_block): Delete.
4969 (active_insn_between): Delete.
4970 (convert_jumps_to_returns): Delete.
4971 (emit_return_for_exit): Delete.
4972 (thread_prologue_and_epilogue_insns): Delete all code dealing with
4973 simple_return for shrink-wrapped blocks.
4974 * shrink-wrap.c (try_shrink_wrapping): Insert simple_return at the
4975 end of blocks that need one.
4976 (get_unconverted_simple_return): Delete.
4977 (convert_to_simple_return): Delete.
4978 * shrink-wrap.c (get_unconverted_simple_return): Delete declaration.
4979 (convert_to_simple_return): Ditto.
4981 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
4983 * cfgcleanup.c (bb_is_just_return): New function.
4984 (try_optimize_cfg): Simplify jumps to return, branches to return,
4985 and branches around return.
4987 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
4989 * cfgcleanup.c (try_simplify_condjump): Don't try to simplify a
4992 2016-05-04 Jakub Jelinek <jakub@redhat.com>
4996 * tree-core.h (enum operand_equal_flag): Add OEP_HASH_CHECK.
4997 * tree.c (inchash::add_expr): If !IS_EXPR_CODE_CLASS (tclass),
4998 assert flags & OEP_HASH_CHECK, instead of asserting it
4999 never happens. Handle TARGET_EXPR.
5000 * fold-const.c (operand_equal_p): For hash verification,
5001 or in OEP_HASH_CHECK into flags.
5003 2016-05-04 Eric Botcazou <ebotcazou@adacore.com>
5005 * tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head
5007 (compute_samebase_partition_bases): Fix typo.
5009 2016-05-04 Jakub Jelinek <jakub@redhat.com>
5011 * config/i386/sse.md (vec_interleave_highv8sf,
5012 vec_interleave_lowv8sf, vec_interleave_highv4df,
5013 vec_interleave_lowv4df): Remove constraints from expanders.
5015 * config/i386/sse.md (sse2_movq128): Use v constraint instead of x.
5017 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
5019 * tree-inline.c (expand_call_inline): Fix path dealing with
5020 making lhs of call statement undefined.
5022 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
5024 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases):
5025 Check availability on NODE, too.
5026 * cgraph.h (symtab_node::call_for_symbol_and_aliases): Likewise.
5027 (cgraph_node::call_for_symbol_and_aliases): Likewise.
5028 (varpool_node::call_for_symbol_and_aliase): Likewise.
5029 * ipa-pure-const.c (add_new_function): Analyze all bodies.
5030 (propagate_pure_const): Propagate across interposable functions, too.
5031 (skip_function_for_local_pure_const): Do not skip interposable bodies
5033 (pass_local_pure_const::execute): Update.
5035 2016-05-04 Marek Polacek <polacek@redhat.com>
5037 * doc/invoke.texi: Document -Wdangling-else.
5039 2016-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
5041 * config.gcc: Error out when conflicting multilib is detected. Do not
5042 loop over multilibs since no combination is legal.
5044 2016-05-04 Alan Modra <amodra@gmail.com>
5046 * config/rs6000/rs6000.h (PIC_OFFSET_TABLE_REGNUM): Correct.
5047 * config/rs6000/sysv4.h (TARGET_TOC): Simplify.
5048 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
5051 2016-05-04 Matthew Fortune <matthew.fortune@imgtec.com>
5053 * config/mips/mips-cpus.def (p5600): Avoid IMADD by default.
5054 Clean up p5600 comments.
5056 2016-05-04 Richard Biener <rguenther@suse.de>
5058 * match.pd: Add BIT_FIELD_REF canonicalizations and vector
5059 constructor simplifications.
5060 * fold-const.c (fold_ternary_loc): Remove duplicate functionality here.
5062 2016-05-04 Oleg Endo <olegendo@gcc.gnu.org>
5064 * config/sh/predicates (post_inc_mem, pre_dec_mem): New predicates.
5065 * config/sh/sh-protos.h (sh_find_set_of_reg): Return null result if
5066 result.set_rtx is null instead of aborting.
5067 * config/sh/sh.h (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT):
5069 (USE_LOAD_PRE_DECREMENT, USE_STORE_POST_INCREMENT): Enable for SH2A.
5070 * config/sh/sh.md (*extend<mode>si2_predec, *mov<mode>_load_predec,
5071 *mov<mode>_store_postinc): New patterns.
5073 2016-05-04 Marc Glisse <marc.glisse@inria.fr>
5075 * match.pd ((A | B) & (A | C)): Generalize to BIT_XOR_EXPR. Mark
5076 as commutative. Check both conversions are NOP.
5077 ((A & B) OP (C & B)): Remove.
5079 2016-05-04 Alan Modra <amodra@gmail.com>
5081 * combine.c (simplify_set): Correct WORD_REGISTER_OPERATIONS test.
5083 2016-05-04 Alan Modra <amodra@gmail.com>
5086 * config/rs6000/rs6000.c (rs6000_stack_info): Don't set cr_save_p
5087 when cr2,3,4 are all fixed regs.
5089 2016-05-04 Bernd Schmidt <bschmidt@redhat.com>
5091 PR rtl-optimization/57193
5092 * opts.c (default_options_table): Revert OPT_frename_registers change.
5093 * doc/invoke.texi (-frename-registers, -O2): Likewise.
5095 2016-05-03 Martin Sebor <msebor@redhat.com>
5098 * builtins.c (fold_builtin_FILE): New function.
5099 (fold_builtin_FUNCTION, fold_builtin_LINE): New functions.
5100 (fold_builtin_0): Call them.
5101 * gimplify.c (gimplify_call_expr): Remove the handling of
5102 BUILT_IN_FILE, BUILT_IN_FUNCTION, and BUILT_IN_LINE.
5105 * doc/extend.texi (Other Builtins): Update __builtin_FILE,
5106 __builtin_FUNCTION, and __builtin_LINE to reflect they yield
5110 * doc/extend.texi (Function Names as Strings): Update __func__,
5111 __FUNCTION__, __PRETTY_FUNCTION__ to reflect they evaluate to
5114 2016-05-03 Jakub Jelinek <jakub@redhat.com>
5115 Richard Biener <rguenther@suse.de>
5117 PR tree-optimization/70916
5118 * tree-if-conv.c: Include cfganal.h.
5119 (pass_if_conversion::execute): Call connect_infinite_loops_to_exit
5120 and remove_fake_exit_edges around the optimization pass.
5122 2016-05-03 Jan Hubicka <hubicka@ucw.cz>
5124 * cgraph.c (symbol_table::create_edge): Set inline_failed.
5125 (cgraph_edge::make_direct): Likewise.
5126 (cgraph_edge::dump_edge_flags): Dump call_stmt_cannot_inline_p.
5127 * cgraphclones.c (duplicate_thunk_for_node): Set inline_failed.
5128 * cif-code.def (CIF_LTO_MISMATCHED_DECLARATIONS): New code
5129 (CIF_THUNK): New code.
5130 * ipa-inline-analysis.c (initialize_inline_failed): Preserve
5131 CIF_FINAL_ERROR codes; do not deal with call_stmt_cannot_inline_p.
5132 (compute_inline_parameters): Set inline_failed for thunks.
5133 (inline_analyze_function): Cleanup.
5134 * ipa-inline.c (can_inline_edge_p): Do not deal with
5135 call_stmt_cannot_inline_p.
5136 (can_early_inline_edge_p): Likewise.
5137 (early_inliner): Initialize inline_failed.
5138 * lto-cgraph.c (lto_output_edge): Sanity check inline_failed.
5140 2016-05-03 Uros Bizjak <ubizjak@gmail.com>
5142 * config/i386/predicates.md (x87nonimm_ssenomem_operand): Rename
5143 from nonimm_ssenomem_operand.
5144 (nonimm_ssenomem_operand): New predicate.
5145 * config/i386/i386.md (extendsfdf2): Use nonimm_ssenomem_operand
5146 as operand 0 predicate.
5147 (*extendsfdf2): Merge from *extendsfdf2_mixed and *extendsfdf2_i387.
5148 Disable unsupported alternatives using "enabled" attribute.
5149 Use register_ssemem_operand as operand 0 predicate.
5150 (*fop_<mode>_1): Use x87nonimm_ssenomem_operand as operand 1 predicate.
5152 2016-05-03 Marek Polacek <polacek@redhat.com>
5155 * input.c (expansion_point_location): New function.
5156 * input.h (expansion_point_location): Declare.
5158 2016-05-03 Pierre-Marie de Rodat <derodat@adacore.com>
5160 * dwarf2out.c (resolve_args_picking_1): Replace the frame_offset
5161 occurence with frame_offset_ ones.
5163 2016-05-03 Alan Modra <amodra@gmail.com>
5165 PR rtl-optimization/70890
5166 * ira.c (combine_and_move_insns): When moving def_insn, remove
5169 2016-05-03 Dominik Vogt <vogt@linux.vnet.ibm.com>
5171 * config/s390/s390.md ("*r<noxa>sbg_<mode>_sll")
5172 ("*r<noxa>sbg_<mode>_srl"): New define_insns.
5173 ("*r<noxa>sbg_<mode>_srl_bitmask"): Rename by adding "_bitmask".
5174 ("*r<noxa>sbg_<mode>_sll_bitmask"): Likewise.
5176 2016-05-03 Alan Modra <amodra@gmail.com>
5178 * config/rs6000/rs6000.c (rs6000_savres_strategy): Correct condition
5179 for SAVE_MULTIPLE/STORE_MULTIPLE.
5181 2016-05-03 Jakub Jelinek <jakub@redhat.com>
5183 * config/i386/i386.md (*truncdfsf_mixed, *truncdfsf_i387,
5184 *truncxfsf2_mixed, *truncxfdf2_mixed): Use v constraint instead of x.
5186 2016-05-03 Richard Biener <rguenther@suse.de>
5188 * gimplify.h (get_initialized_tmp_var): Add allow_ssa parameter
5190 (gimplify_arg): Likewise.
5191 * gimplify.c (gimplify_expr): Add overload with allow_ssa parameter,
5192 re-writing the result to a decl if required.
5193 (internal_get_tmp_var): Add allow_ssa parameter
5194 and override into_ssa with it.
5195 (get_formal_tmp_var): Adjust.
5196 (get_initialized_tmp_var): Add allow_ssa parameter.
5197 (gimplify_arg): Add allow_ssa parameter and avoid generating
5198 SSA names for the result false.
5199 (gimplify_call_expr): If the call may return twice do not
5200 gimplify parameters into SSA.
5201 (prepare_gimple_addressable): Do not allow an SSA name as temporary.
5202 (gimplify_modify_expr): Adjust assert. For noreturn calls
5203 with a SSA name LHS adjust its def.
5204 (gimplify_save_expr): Do not allow an SSA name as save-expr result.
5205 (gimplify_one_sizepos): Do not allow an SSA name as a sizepos.
5206 (gimplify_body): Init GIMPLE SSA data structures and gimplify into-SSA.
5207 (gimplify_scan_omp_clauses): Make sure OMP_CLAUSE_SIZE is not
5208 an SSA name. Likewise for OMP_CLAUSE_REDUCTION operands.
5209 (gimplify_omp_for): Likewise for OMP_CLAUSE_DECL. Likewise
5210 for OMP_FOR_COND, OMP_FOR_INCR and OMP_CLAUSE_LINEAR_STEP.
5211 (optimize_target_teams): Do not allow SSA names for clause operands.
5212 (gimplify_expr): Likewise for where we mark the result addressable.
5213 * passes.def (pass_init_datastructures): Remove.
5214 * tree-into-ssa.c (mark_def_sites): Ignore existing SSA names.
5215 (rewrite_stmt): Likewise.
5216 * tree-inline.c (initialize_cfun): Properly transfer SSA state.
5217 (replace_locals_op): Replace SSA names.
5218 (copy_gimple_seq_and_replace_locals): Init src_cfun.
5219 * gimple-low.c (lower_builtin_setjmp): Deal with SSA.
5220 * cgraph.c (release_function_body): Free CFG annotations only
5221 when we have a CFG. Simplify.
5222 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
5223 force_gimple_operand instead of get_initialized_tmp_var.
5224 * tree-pass.h (make_pass_init_datastructures): Remove.
5225 * tree-ssa.c (execute_init_datastructures): Remove.
5226 (pass_data_init_datastructures): Likewise.
5227 (class pass_init_datastructures): Likewise.
5228 (make_pass_init_datastructures): Likewise.
5229 * omp-low.c (create_omp_child_function): Init SSA data structures.
5230 (grid_expand_target_grid_body): Likewise.
5231 * tree-cfg.c (move_block_to_fn): Double-check the DEF is an SSA
5232 name before adding it to names_to_release.
5233 (remove_bb): Always release SSA defs.
5234 * tree-ssa-ccp.c (get_default_value): Check SSA_NAME_VAR
5235 before dereferencing it.
5236 * cgraphunit.c (init_lowered_empty_function): Always
5237 int SSA data structures.
5238 * tree-ssanames.c (release_defs): Remove assert that we are in
5240 * trans-mem.c (diagnose_tm_1): Handle SSA name function.
5242 2016-05-03 Jakub Jelinek <jakub@redhat.com>
5243 Uros Bizjak <ubizjak@gmail.com>
5245 PR rtl-optimization/70467
5246 * config/i386/predicates.md (x86_64_hilo_int_operand,
5247 x86_64_hilo_general_operand): New predicates.
5248 * config/i386/constraints.md (Wd): New constraint.
5249 * config/i386/i386.md (mode attr di): Use Wd instead of e.
5250 (general_hilo_operand): New mode attr.
5251 (add<mode>3, sub<mode>3): Use <general_hilo_operand>
5252 instead of <general_operand>.
5253 (*add<dwi>3_doubleword, *sub<dwi>3_doubleword): Use
5254 x86_64_hilo_general_operand instead of <general_operand>.
5256 2016-05-03 Jakub Jelinek <jakub@redhat.com>
5258 PR tree-optimization/70916
5259 * tree-if-conv.c (constant_or_ssa_name): Removed.
5260 (fold_build_cond_expr): Use is_gimple_val instead of
5261 constant_or_ssa_name.
5263 PR tree-optimization/70916
5264 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up
5265 if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P.
5268 * tree-ssa-ccp.c: Include stor-layout.h and optabs-query.h.
5269 (optimize_atomic_bit_test_and): New function.
5270 (pass_fold_builtins::execute): Use it.
5271 * optabs.def (atomic_bit_test_and_set_optab,
5272 atomic_bit_test_and_complement_optab,
5273 atomic_bit_test_and_reset_optab): New optabs.
5274 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET,
5275 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_BIT_TEST_AND_RESET): New ifns.
5276 * builtins.h (expand_ifn_atomic_bit_test_and): New prototype.
5277 * builtins.c (expand_ifn_atomic_bit_test_and): New function.
5278 * internal-fn.c (expand_ATOMIC_BIT_TEST_AND_SET,
5279 expand_ATOMIC_BIT_TEST_AND_COMPLEMENT,
5280 expand_ATOMIC_BIT_TEST_AND_RESET): New functions.
5281 * doc/md.texi (atomic_bit_test_and_set@var{mode},
5282 atomic_bit_test_and_complement@var{mode},
5283 atomic_bit_test_and_reset@var{mode}): Document.
5284 * config/i386/sync.md (atomic_bit_test_and_set<mode>,
5285 atomic_bit_test_and_complement<mode>,
5286 atomic_bit_test_and_reset<mode>): New expanders.
5287 (atomic_bit_test_and_set<mode>_1,
5288 atomic_bit_test_and_complement<mode>_1,
5289 atomic_bit_test_and_reset<mode>_1): New insns.
5291 2016-05-03 Richard Sandiford <richard.sandiford@arm.com>
5293 PR rtl-optimization/70687
5294 * combine.c (change_zero_ext): Check for scalar modes. Use wide_int
5295 instead of unsigned HOST_WIDE_INT.
5297 2016-05-03 Bernd Schmidt <bschmidt@redhat.com>
5299 PR rtl-optimization/44281
5300 * hard-reg-set.h (struct target_hard_regs): New field
5301 x_fixed_nonglobal_reg_set.
5302 (fixed_nonglobal_reg_set): New macro.
5303 * reginfo.c (init_reg_sets_1): Initialize it.
5304 * ira.c (setup_alloc_regs): Use fixed_nonglobal_reg_set instead
5306 * df-scan.c (df_insn_refs_collect): Asms may reference global regs.
5308 2016-05-03 Bin Cheng <bin.cheng@arm.com>
5310 PR tree-optimization/56541
5311 * doc/invoke.texi (@item max-tree-if-conversion-phi-args): New item.
5312 * params.def (PARAM_MAX_TREE_IF_CONVERSION_PHI_ARGS): new param.
5313 * tree-if-conv.c (MAX_PHI_ARG_NUM): new macro.
5314 (any_complicated_phi): new static variable.
5315 (aggressive_if_conv): delete.
5316 (if_convertible_phi_p): support phis with more than two arguments.
5317 (if_convertible_bb_p): remvoe check on aggressive_if_conv and
5318 critical pred edges.
5319 (ifcvt_split_critical_edges): support phis with more than two
5320 arguments by checking new parameter. only split critical edges
5322 (tree_if_conversion): handle simd pragma marked loop using new
5323 local variable aggressive_if_conv. check any_complicated_phi.
5325 2016-05-03 Bin Cheng <bin.cheng@arm.com>
5327 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check depends_on
5330 2016-05-03 Bin Cheng <bin.cheng@arm.com>
5332 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Don't clobber
5335 2016-05-03 Oleg Endo <olegendo@gcc.gnu.org>
5337 * config/sh/sh.md (udivsi3, divsi3, mulsi3): Simplify.
5338 (mulhisi3, umulhisi3, (smulsi3_highpart, umulsi3_highpart): Convert to
5339 define_insn_and_split.
5340 (mulsi3_i): New define_insn_and_split.
5341 (mulsi3_call): Convert to define_insn.
5342 (mulsidi3, mulsidi3_compact, umulsidi3, umulsidi3_compact):
5345 2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com>
5347 * machmode.h (mode_complex): Add support to give the complex mode
5349 (GET_MODE_COMPLEX_MODE): Likewise.
5350 * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode
5351 stored by build_complex_type and gfc_build_complex_type instead of
5352 trying to figure out the appropriate mode based on the size. Raise
5353 an assertion error, if the type was not set.
5354 * genmodes.c (struct mode_data): Add field for the complex type of
5356 (blank_mode): Likewise.
5357 (make_complex_modes): Remember the complex mode created in the
5359 (emit_mode_complex): Write out the mode_complex array to map a
5360 type mode to the complex version.
5361 (emit_insn_modes_c): Likewise.
5362 * tree.c (build_complex_type): Set the complex type to use before
5363 calling layout_type.
5364 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add
5365 support for __float128 complex datatypes.
5366 (rs6000_hard_regno_mode_ok): Likewise.
5367 (rs6000_setup_reg_addr_masks): Likewise.
5368 (rs6000_complex_function_value): Likewise.
5369 * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise.
5370 __float128 and __ibm128 complex.
5371 (FLOAT128_IBM_P): Likewise.
5372 (ALTIVEC_ARG_MAX_RETURN): Likewise.
5373 * doc/extend.texi (Additional Floating Types): Document that
5374 -mfloat128 must be used to enable __float128. Document complex
5375 __float128 and __ibm128 support.
5377 2016-05-02 Jakub Jelinek <jakub@redhat.com>
5380 * gimple.c (gimple_builtin_call_types_compatible_p): Allow
5381 char/short arguments promoted to int because of promote_prototypes.
5383 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
5385 * config/i386/predicates.md (register_ssemem_operand): New predicate.
5386 * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Merge from
5387 *cmpi<FPCMP:unord><MODEF:mode>_mixed and
5388 *cmpi<FPCMP:unord><X87MODEF:mode>_i387. Disable unsupported
5389 alternatives using "enabled" attribute. Use register_ssemem_operand
5390 as operand 1 predicate.
5391 (*cmpi<unord>xf_i387): Split XFmode pattern from
5392 *cmpi<FPCMP:unord><X87MODEF:mode>_i387.
5393 (*absneg<mode>2): Merge from *absneg<mode>2_mixed and
5394 *absneg<mode>2_i387. Disable unsupported alternatives using
5395 "enabled" attribute.
5396 (*absnegxf2_i387): Split XFmode pattern from *absneg<mode>2_i387.
5398 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
5400 * omp-low.c (lower_oacc_head_tail): Assert there is at least one
5402 (oacc_loop_process): Check mask for loop termination.
5404 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
5406 * cif-code.def (CIF_THUNK): Add.
5407 * ipa-inline-analsysis.c (evaluate_conditions_for_known_args): Revert
5410 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
5412 * ipa-inline-analysis.c (reset_inline_summary): Clear fp_expressions
5413 (dump_inline_summary): Dump it.
5414 (fp_expression_p): New predicate.
5415 (estimate_function_body_sizes): Use it.
5416 (inline_merge_summary): Merge fp_expressions.
5417 (inline_read_section): Read fp_expressions.
5418 (inline_write_summary): Write fp_expressions.
5419 * ipa-inline.c (can_inline_edge_p): Permit inlining across fp math
5420 codegen boundary if either caller or callee is !fp_expressions.
5421 * ipa-inline.h (inline_summary): Add fp_expressions.
5422 * ipa-inline-transform.c (inline_call): When inlining !fp_expressions
5423 to fp_expressions be sure the fp generation flags are updated.
5425 2016-05-02 Jakub Jelinek <jakub@redhat.com>
5427 PR rtl-optimization/70467
5428 * cse.c (cse_insn): Handle no-op MEM moves after folding.
5430 PR rtl-optimization/70467
5431 * ipa-pure-const.c (check_call): Handle internal calls even in
5432 ipa mode like in local mode.
5434 2016-05-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
5436 * doc/install.texi: Document supported in-tree gmp/mpfr/mpc versions.
5438 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
5440 * match.pd (X u< X, X u> X): New transformations.
5442 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
5444 * flag-types.h (enum warn_strict_overflow_code): Move ...
5445 * coretypes.h: ... here.
5446 * fold-const.h (fold_overflow_warning): Declare.
5447 * fold-const.c (fold_overflow_warning): Make non-static.
5448 (fold_comparison): Move the transformation of X +- C1 CMP C2
5449 into X CMP C2 -+ C1 ...
5450 * match.pd: ... here.
5451 * gimple-fold.c (fold_stmt_1): Protect with
5452 fold_defer_overflow_warnings.
5454 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
5456 * omp-low.c (struct oacc_loop): Add 'inner' field.
5457 (new_oacc_loop_raw): Initialize it to zero.
5458 (oacc_loop_fixed_partitions): Initialize it.
5459 (oacc_loop_auto_partitions): Partition outermost loop to outermost
5460 available partitioning.
5462 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
5464 * config/arc/arc.md (mulsidi3): Change operand 0 predicate to
5466 (umulsidi3): Likewise.
5467 (indirect_jump): Fix jump instruction assembly patterns.
5469 2016-05-02 Thomas Schwinge <thomas@codesourcery.com>
5472 * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
5473 (nvptx_function_value): Assert non-NULL cfun.
5475 2016-05-02 Eric Botcazou <ebotcazou@adacore.com>
5477 PR rtl-optimization/70886
5478 * sched-deps.c (estimate_dep_weak): Canonicalize cselib values.
5480 * cselib.h (rtx_equal_for_cselib_1): Declare.
5481 (rtx_equal_for_cselib_p: New inline function.
5482 * cselib.c (rtx_equal_for_cselib_p): Delete.
5483 (rtx_equal_for_cselib_1): Make public.
5485 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
5487 * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
5488 (register_mixssei387nonimm_operand): Remove predicate.
5489 * config/i386/i386.md (*fop_<mode>_comm): Merge from
5490 *fop_<mode>_comm_mixed and *fop_<mode>_comm_i387. Disable unsupported
5491 alternatives using "enabled" attribute. Also check X87_ENABLE_ARITH
5492 for TARGET_MIX_SSE_I387 alternatives.
5493 (*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387.
5494 Disable unsupported alternatives using "enabled" attribute. Use
5495 nonimm_ssenomem_operand as operand 1 predicate. Also check
5496 X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives.
5498 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
5500 * tree.c (cst_and_fits_in_hwi): Simplify.
5502 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
5504 * tree.h (wi::to_wide): New function.
5505 * expr.c (expand_expr_real_1): Use wi::to_wide.
5506 * fold-const.c (int_const_binop_1): Likewise.
5507 (extract_muldiv_1): Likewise.
5509 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
5511 * wide-int.h: Update offset_int and widest_int documentation.
5512 (WI_SIGNED_SHIFT_RESULT): New macro.
5513 (wi::binary_shift): Define signed_shift_result_type for
5514 shifts on offset_int- and widest_int-like types.
5515 (generic_wide_int): Support <<= and >>= if << and >> are supported.
5516 * tree.h (int_bit_position): Use shift operators instead of wi::
5518 * alias.c (adjust_offset_for_component_ref): Likewise.
5519 * expr.c (get_inner_reference): Likewise.
5520 * fold-const.c (fold_comparison): Likewise.
5521 * gimple-fold.c (fold_nonarray_ctor_reference): Likewise.
5522 * gimple-ssa-strength-reduction.c (restructure_reference): Likewise.
5523 * tree-dfa.c (get_ref_base_and_extent): Likewise.
5524 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
5525 (stmt_kills_ref_p): Likewise.
5526 * tree-ssa-ccp.c (bit_value_binop_1): Likewise.
5527 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
5528 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
5529 (ao_ref_init_from_vn_reference): Likewise.
5531 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
5533 * wide-int.h: Update offset_int and widest_int documentation.
5534 (WI_SIGNED_BINARY_PREDICATE_RESULT): New macro.
5535 (wi::binary_traits): Allow ordered comparisons between offset_int and
5536 offset_int, between widest_int and widest_int, and between either
5537 of these types and basic C types.
5538 (operator <, <=, >, >=): Define for the same combinations.
5539 * tree.h (tree_int_cst_lt): Use comparison operators instead
5540 of wi:: comparisons.
5541 (tree_int_cst_le): Likewise.
5542 * gimple-fold.c (fold_array_ctor_reference): Likewise.
5543 (fold_nonarray_ctor_reference): Likewise.
5544 * gimple-ssa-strength-reduction.c (record_increment): Likewise.
5545 * tree-affine.c (aff_comb_cannot_overlap_p): Likewise.
5546 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise.
5547 * tree-sra.c (completely_scalarize): Likewise.
5548 * tree-ssa-alias.c (stmt_kills_ref_p): Likewise.
5549 * tree-ssa-reassoc.c (extract_bit_test_mask): Likewise.
5550 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
5551 (check_for_binary_op_overflow): Likewise.
5552 (search_for_addr_array): Likewise.
5553 * ubsan.c (ubsan_expand_objsize_ifn): Likewise.
5555 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
5557 * config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword.
5558 (arc_save_restore): Likewise.
5559 (arc_dwarf_register_span): Likewise.
5560 (arc_output_pic_addr_const): Initialize suffix variable.
5562 2016-05-02 Martin Liska <mliska@suse.cz>
5564 * symbol-summary.h (function_summary::function_summary):
5565 Remove checking assert for all cgraph nodes.
5566 (function_summary::get): Check summary_uid.
5567 (symtab_insertion): Check summary_uid.
5569 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
5571 * config/arc/arc-protos.h (compact_memory_operand_p): Declare.
5572 * config/arc/arc.c (arc_output_commutative_cond_exec): Consider
5574 (arc_dwarf_register_span): Remove enum keyword.
5575 (compact_memory_operand_p): New function.
5576 * config/arc/arc.h (reg_class): Add code density register classes.
5577 (REG_CLASS_NAMES): Likewise.
5578 (REG_CLASS_CONTENTS): Likewise.
5579 * config/arc/arc.md (*movqi_insn): Add code density instructions.
5580 (*movhi_insn, *movsi_insn, *movsf_insn): Likewise.
5581 (*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise.
5582 (*cmpsi_cc_c_insn, *movsi_ne): Likewise.
5583 * config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New
5585 (h, Rcd, Rsd, Rzd): New register constraints.
5586 (T): Use compact_memory_operand_p function.
5587 * config/arc/predicates.md (compact_load_memory_operand): Remove.
5589 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
5591 * config/sh/sh.md (*negnegt, *movtt): Remove.
5593 2016-05-02 Marek Polacek <polacek@redhat.com>
5594 Tom de Vries <tom@codesourcery.com>
5596 PR tree-optimization/70700
5597 * tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids
5598 bigger than FIRST_REF_NODE.
5600 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
5603 * config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4,
5605 (prepare_cbranch_operands): Don't use scratch register. Assume that
5606 function is used when pseudos can be created.
5607 (expand_cbranchdi4): Likewise. Remove unused TARGET_CMPEQDI_T paths.
5608 * config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created.
5609 (cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4
5610 define_expand. Allow it only when pseudos can be created.
5611 * config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete.
5613 2016-05-01 Uros Bizjak <ubizjak@gmail.com>
5615 * config/i386/constraints.md (BC): Only allow -1 operands.
5616 * config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative.
5617 Add "enabled" attribute. Update XI mode attribute calculation.
5618 * config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative.
5619 (*movoi_internal_avx): Update XI mode attribute calculation.
5620 (*movti_internal): Ditto.
5622 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
5624 * config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4,
5625 cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints.
5627 2016-05-01 Eric Botcazou <ebotcazou@adacore.com>
5629 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
5630 statement on instruction code. Remove trailing spaces.
5631 (altivec_expand_stv_builtin): Likewise.
5633 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
5635 * config/sh/sh.h (TARGET_SH4): Remove and use default implementation.
5636 (TARGET_FPU_DOUBLE): Simplify.
5637 (BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace
5638 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'.
5639 * config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions
5640 with 'TARGET_FPU_DOUBLE'.
5641 * config/sh/sh.md: Likewise.
5643 2016-05-01 Yoshinori Sato <ysato@users.sourceforge.jp>
5645 * config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT,
5646 SH_DIV_STR_FOR_SIZE): Remove.
5647 * config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT,
5648 SH_DIV_STR_FOR_SIZE): Remove.
5650 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
5652 * config/sh/predicates.md (any_register_operand, zero_extend_operand,
5653 logical_reg_operand): Delete.
5654 (arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand,
5655 arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand,
5656 logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using
5657 match_operand and match_test.
5658 (sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local
5659 variables on their first use. Return bool values.
5660 * config/sh/sh.h (LOAD_EXTEND_OP): Update comment.
5661 * config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and
5662 arith_reg_operand for input operand. Remove empty constraints.
5664 (*xorsi3_compact): Rename to xorsi3.
5665 (zero_extend<mode>si2): Use arith_reg_operand for input operand.
5666 (*zero_extend<mode>si2_disp_mem): Update comment.
5669 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
5671 * config/sh/t-sh: Remove SH5 support.
5672 * config.gcc: Likewise.
5673 * configure: Likewise.
5675 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5677 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
5679 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
5681 * config/sh/sh.c (register_sh_passes, sh_option_override,
5682 sh_print_operand, prepare_move_operands,
5683 sh_can_follow_jump): Remove TARGET_SH1 checks.
5684 * config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
5685 PROMOTE_MODE): Likewise.
5686 * config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
5689 2016-04-30 Alan Modra <amodra@gmail.com>
5691 * config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline
5692 restoring when fixed_reg_p, but allow out-of-line or stmw save.
5693 Check for user regs later to avoid unnecessary looping over regs.
5694 Merge user reg check with non-saved reg check. Don't force
5695 inline VR restore when static chain used.
5696 (rs6000_frame_related): Omit eh_frame info for user regs when
5698 (fixed_regs_p): Delete.
5700 2016-04-30 Alan Modra <amodra@gmail.com>
5702 * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
5703 (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum.
5706 2016-04-30 Alan Modra <amodra@gmail.com>
5709 * config/rs6000/rs6000.c (fixed_reg_p): New function.
5710 (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p.
5713 2016-04-30 Alan Modra <amodra@gmail.com>
5715 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
5716 Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with
5717 flag_pic test for Darwin.
5719 2016-04-30 Alan Modra <amodra@gmail.com>
5721 * regs.h (struct reg_info_t): Delete freq_calls_crossed and
5722 throw_calls_crossed.
5723 (REG_FREQ_CALLS_CROSSED): Delete.
5724 (REG_N_THROWING_CALLS_CROSSED): Delete.
5725 * regstat.c (regstat_bb_compute_ri): Don't calculate
5726 REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
5727 (dump_reg_info): Don't print call cross frequency.
5728 * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
5729 and REG_N_THROWING_CALLS_CROSSED.
5731 2016-04-30 Alan Modra <amodra@gmail.com>
5733 * regs.h (struct reg_info_t): Delete live_length.
5734 (REG_LIVE_LENGTH): Delete macro.
5735 * regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
5736 local_live, local_processed and local_live_last_luid params.
5737 Replace bb_index param with bb. Don't set REG_LIVE_LENGTH.
5739 (regstat_compute_ri): Adjust for above. Don't set
5741 (dump_reg_info): Don't print live length.
5742 * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
5743 with test of setjmp_crosses. Don't set REG_LIVE_LENGTH.
5744 Localize loop_depth var.
5746 2016-04-30 Alan Modra <amodra@gmail.com>
5748 * ira.c (enum valid_equiv): New.
5749 (validate_equiv_mem): Return enum.
5750 (update_equiv_mem): Create replacement in more cases.
5751 (add_store_equivs): Update validate_equiv_mem call.
5753 2016-04-30 Alan Modra <amodra@gmail.com>
5755 * ira.c (combine_and_move_insns): Rather than scanning insns,
5756 use DF infrastucture to find use and def insns.
5758 2016-04-30 Alan Modra <amodra@gmail.com>
5760 ira.c (combine_and_move_insns): Move invariant conditions..
5761 (ira.c): ..to here. Call combine_and_move_insns before
5762 add_store_equivs. Call grow_reg_equivs later. Allocate
5763 req_equiv later using max_reg_num() rather than global max_regno.
5764 (contains_replace_regs): Delete.
5765 (add_store_equivs): Remove contains_replace_regs test.
5767 2016-04-30 Alan Modra <amodra@gmail.com>
5769 * ira.c (struct equiv_mem_data): New.
5770 (equiv_mem, equiv_mem_modified): Delete static vars.
5771 (validate_equiv_mem_from_store): Use "data" param to communicate..
5772 (validate_equiv_mem): ..from here.
5774 2016-04-30 Alan Modra <amodra@gmail.com>
5776 * ira.c (add_store_equivs, combine_and_move_insns): New functions,
5778 (update_reg_equivs): ..here. Move allocation and freeing of
5779 reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
5780 end_alias_analysis to..
5783 2016-04-30 Alan Modra <amodra@gmail.com>
5785 * ira.c (pdx_subregs): Delete.
5786 (struct equivalence): Add pdx_subregs field.
5787 (set_paradoxical_subreg): Remove pdx_subregs param. Update
5789 (update_equiv_regs): Don't create or free pdx_subregs. Update
5792 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5794 * config/rs6000/altivec.h: Change definitions of vec_xl and
5796 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
5797 (LD_ELEMREV_V2DI): New.
5798 (LD_ELEMREV_V4SF): New.
5799 (LD_ELEMREV_V4SI): New.
5800 (LD_ELEMREV_V8HI): New.
5801 (LD_ELEMREV_V16QI): New.
5802 (ST_ELEMREV_V2DF): New.
5803 (ST_ELEMREV_V2DI): New.
5804 (ST_ELEMREV_V4SF): New.
5805 (ST_ELEMREV_V4SI): New.
5806 (ST_ELEMREV_V8HI): New.
5807 (ST_ELEMREV_V16QI): New.
5810 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
5811 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
5812 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
5813 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
5814 (altivec_expand_builtin): Add handling for
5815 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
5816 (rs6000_invalid_builtin): Add error-checking for
5817 RS6000_BTM_P9_VECTOR.
5818 (altivec_init_builtins): Define builtins used to implement vec_xl
5820 (rs6000_builtin_mask_names): Define power9-vector.
5821 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
5822 (RS6000_BTM_P9_VECTOR): Define.
5823 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
5824 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
5825 (vsx_ld_elemrev_v2df): Likewise.
5826 (vsx_ld_elemrev_v4sf): Likewise.
5827 (vsx_ld_elemrev_v4si): Likewise.
5828 (vsx_ld_elemrev_v8hi): Likewise.
5829 (vsx_ld_elemrev_v16qi): Likewise.
5830 (vsx_st_elemrev_v2df): Likewise.
5831 (vsx_st_elemrev_v2di): Likewise.
5832 (vsx_st_elemrev_v4sf): Likewise.
5833 (vsx_st_elemrev_v4si): Likewise.
5834 (vsx_st_elemrev_v8hi): Likewise.
5835 (vsx_st_elemrev_v16qi): Likewise.
5836 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
5839 2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
5841 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
5843 (simplify_control_stmt_condition_1): ... here. Recurse into
5844 BIT_AND_EXPRs and BIT_IOR_EXPRs.
5846 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
5849 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
5850 (zero_extendqi<mode>2_dot): Revert earlier conversion from
5851 define_insn_and_split to define_insn.
5852 (zero_extendqi<mode>2_dot2): Same.
5853 (extendqi<mode>2_dot): Same.
5854 (extendqi<mode>2_dot2): Same.
5856 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
5858 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
5859 (probe_stack): New expander.
5860 (probe_stack_<mode>): New insn pattern.
5862 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
5864 * config/i386/i386.md
5865 (operations with memory inputs setting flags peephole2):
5866 Remove uneeded REG_P checks. Cleanup pattern generation.
5868 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
5870 * tree-vect-loop.c (vect_transform_loop): Fix
5871 nb_iterations_upper_bound computation for vectorized loop.
5873 2016-04-29 Marek Polacek <polacek@redhat.com>
5874 Jakub Jelinek <jakub@redhat.com>
5877 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
5878 TARGET_EXPR_SLOT as a base.
5880 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
5882 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
5883 with 'rCm2' constraints to limit possible immediate size.
5884 (*load_zeroextendqisi_update): Likewise.
5885 (*load_signextendqisi_update): Likewise.
5886 (*loadhi_update): Likewise.
5887 (*load_zeroextendhisi_update): Likewise.
5888 (*load_signextendhisi_update): Likewise.
5889 (*loadsi_update): Likewise.
5890 (*loadsf_update): Likewise.
5892 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
5894 * config/i386/predicates.md (constm1_operand): Fix comparison.
5896 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
5898 * testsuite/gcc.target/arc/ieee_eq.c: New test.
5900 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
5902 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
5903 remaining SH5 related settings.
5904 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
5905 shmedia_prepare_call_address): Delete.
5906 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
5907 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
5908 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
5909 UNSUPPORTED_SH2A): Remove m5 checks.
5910 (sh_divide_strategy_e): Remove SH5 division strategies.
5911 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
5912 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
5914 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
5916 * config/s390/s390.c (s390_rtx_costs): Update documentation.
5918 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5920 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
5921 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
5923 * config/s390/vector.md ("mov<mode>"): Likewise.
5925 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
5927 * config/s390/constraints.md ("U", "W"): Invoke
5928 s390_mem_constraint with "ZR" and "ZT".
5929 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
5930 addresses when using LRA. Accept also short displacements for S
5931 and T constraints. Do not check for long displacement target for
5932 S and T constraints.
5933 (s390_mem_constraint): Remove handling of U and W constraints.
5934 * config/s390/s390.md (various patterns): Remove the short
5935 displacement constraints (Q and R) if a long displacement
5936 constraint is present. Add longdisp as required CPU capability.
5937 * config/s390/vector.md: Likewise.
5938 * config/s390/vx-builtins.md: Likewise.
5940 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
5943 * reload1.c (reload): Call finish_spills before
5944 restarting reload loop. Skip select_reload_regs
5945 if update_eliminables_and_spill returns true.
5947 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
5949 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
5950 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
5951 (umulhisi3_imm): Update predicates and constraint letters.
5952 (umulhisi3_reg): Declare instruction as commutative.
5953 * config/arc/constraints.md (J12, J16): New constraints.
5954 * config/arc/predicates.md (short_unsigned_const_operand): New
5956 (arc_short_operand): Likewise.
5957 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
5959 2016-04-29 Richard Biener <rguenther@suse.de>
5961 PR tree-optimization/13962
5962 PR tree-optimization/65686
5963 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
5964 * tree-ssa-alias.c (ptrs_compare_unequal): New function
5965 using PTA to compare pointers.
5966 * match.pd: Add pattern for pointer equality compare simplification
5967 using ptrs_compare_unequal.
5969 2016-04-29 Richard Biener <rguenther@suse.de>
5971 * stor-layout.c (layout_type): Do not build a pointer-to-element
5974 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
5976 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
5977 Use SWI mode iterator. Use general_reg_operand predicate.
5978 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
5979 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
5982 2016-04-29 Jakub Jelinek <jakub@redhat.com>
5985 * fold-const.c (operand_equal_p): Don't verify hash value equality
5987 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
5990 2016-04-28 Jakub Jelinek <jakub@redhat.com>
5993 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
5994 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
5995 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
5996 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
5997 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
5999 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
6001 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
6002 to info. Don't initialize separate fields to 0. Clean up
6005 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
6007 * config/i386/i386.md (peephole2s for operations with memory inputs):
6008 Use SWI mode iterator.
6009 (peephole2s for operations with memory outputs): Ditto.
6010 Do not check for stack checking probe.
6012 (probe_stack): Remove expander.
6014 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
6015 Andrew Burgess <andrew.burgess@embecosm.com>
6017 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
6018 operands as 32-bits.
6020 2016-04-28 Jason Merrill <jason@redhat.com>
6022 * gdbinit.in: Skip line-map.h.
6024 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
6025 Andrew Burgess <andrew.burgess@embecosm.com>
6027 * config/arc/arc.c (arc_conditional_register_usage): Take
6028 TARGET_RRQ_CLASS into account.
6029 (arc_print_operand): Support printing 'p' and 's' operands.
6030 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
6032 (TARGET_RRQ_CLASS): Define.
6033 (IS_POWEROF2_OR_0_P): Define.
6034 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
6036 (*tst_movb): New define_insn.
6037 (*tst): Avoid recognition if it could prevent '*tst_movb'
6038 combination; replace c/CnL with c/Chs alternative.
6039 (*tst_bitfield_tst): New define_insn.
6040 (*tst_bitfield_asr): New define_insn.
6041 (*tst_bitfield): New define_insn.
6042 (andsi3_i): Add Rrq variant.
6043 (extzv): New define_expand.
6044 (insv): New define_expand.
6045 (*insv_i): New define_insn.
6046 (*movb): New define_insn.
6047 (*movb_signed): New define_insn.
6048 (*movb_high): New define_insn.
6049 (*movb_high_signed): New define_insn.
6050 (*movb_high_signed + 1): New define_split pattern.
6051 (*mrgb): New define_insn.
6052 (*mrgb + 1): New define_peephole2 pattern.
6053 (*mrgb + 2): New define_peephole2 pattern.
6054 * config/arc/arc.opt (mbitops): New option for nps400, uses
6055 TARGET_NPS_BITOPS_DEFAULT.
6056 * config/arc/constraints.md (q): Make register class conditional.
6057 (Rrq): New register constraint.
6058 (Chs): New constraint.
6059 (Clo): New constraint.
6060 (Chi): New constraint.
6061 (Cbf): New constraint.
6062 (Cbn): New constraint.
6063 (C18): New constraint.
6064 (Cbi): New constraint.
6066 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
6068 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
6070 (bitmap_intersection_of_preds): Ditto.
6071 (bitmap_union_of_succs): Ditto.
6072 (bitmap_union_of_preds): Ditto.
6073 * sbitmap.c (do_popcount): Delete.
6074 (BITMAP_DEBUGGING): Delete.
6075 (sbitmap_verify_popcount): Delete.
6076 (sbitmap_alloc): Don't initialize the popcount field.
6077 (sbitmap_alloc_with_popcount): Delete.
6078 (sbitmap_resize): Don't resize the popcount array.
6079 (sbitmap_vector_alloc): Don't initialize the popcount field.
6080 (bitmap_copy): Don't copy the popcount array.
6081 (bitmap_clear): Don't clear the popcount array.
6082 (bitmap_clear): Delete the popcount array handling.
6083 (bitmap_ior_and_compl): Delete the popcount assert.
6084 (bitmap_not): Ditto.
6085 (bitmap_and_compl): Ditto.
6086 (bitmap_and): Delete the popcount array handling.
6087 (bitmap_xor): Ditto.
6088 (bitmap_ior): Ditto.
6089 (bitmap_or_and): Delete the popcount assert.
6090 (bitmap_and_or): Ditto.
6091 (popcount_table): Delete.
6092 (sbitmap_elt_popcount): Delete.
6093 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
6094 (bitmap_set_bit): Delete the popcount assert.
6095 (bitmap_clear_bit): Ditto.
6096 (sbitmap_free): Don't free the popcount array.
6097 (sbitmap_alloc_with_popcount): Delete declaration.
6098 (sbitmap_popcount): Ditto.
6100 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
6101 Andrew Burgess <andrew.burgess@embecosm.com>
6103 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
6104 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
6105 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
6106 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
6107 * config/arc/arc.opt (mcmem): New option.
6108 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
6109 supply length for r/m alternative.
6110 (*extendqisi2_ac): Likewise.
6111 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
6113 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
6114 (movhi_insn): Likewise.
6115 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
6116 (*zero_extendqihi2_i): Add r/Ucm alternative.
6117 (*zero_extendqisi2_ac): Likewise.
6118 (*zero_extendhisi2_i): Likewise.
6119 * config/arc/constraints.md (Uex): New memory constraint.
6120 (Ucm): New define_constraint.
6121 * config/arc/predicates.md (long_immediate_loadstore_operand):
6122 Return 0 for MEM with cmem_address address.
6123 (cmem_address_0): New predicates.
6124 (cmem_address_1): Likewise.
6125 (cmem_address_2): Likewise.
6126 (cmem_address): Likewise.
6128 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
6130 * config/rs6000/rs6000.c (machine_function): Rename
6131 insn_chain_scanned_p to spe_insn_chain_scanned_p.
6132 (rs6000_stack_info): Adjust.
6134 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
6135 Andrew Burgess <andrew.burgess@embecosm.com>
6137 * config/arc/constraints.md (Usd): Convert to define_constraint.
6141 2016-04-28 Jakub Jelinek <jakub@redhat.com>
6144 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
6145 Add new peephole2 where the first insn is *mov<mode>_or instead of
6146 *mov<mode>_internal.
6148 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
6150 * tracer.c (bb_seen): Make static.
6152 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
6154 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
6155 support, setup defaults.
6156 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
6157 * config/arc/arc.c (arc_init): Add NPS400 support.
6158 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
6159 (TARGET_ARC700): NPS400 is also an ARC700.
6160 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
6162 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
6165 * config/nds32/nds32.md (casesi): Don't access the operands array
6168 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
6170 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
6171 (or $-1,reg peephole2): Ditto.
6172 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
6174 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
6176 * doc/extend.texi (Common Function Attributes) [optimize]:
6177 Discourage use of the optimize attribute.
6179 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
6181 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
6182 special case builtin.
6183 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
6184 ALTIVEC_BUILTIN_VEC_ADDE.
6185 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
6186 support for ALTIVEC_BUILTIN_VEC_ADDE.
6187 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
6188 for __builtin_vec_adde.
6190 2016-04-28 Jakub Jelinek <jakub@redhat.com>
6192 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
6193 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
6195 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6198 * doc/sourcebuild.texi (Effective-Target Keywords, Other
6199 attributes): Document cilkplus_runtime.
6201 2016-04-28 Martin Jambor <mjambor@suse.cz>
6203 * tree-cfg.c (verify_expr): Verify that local declarations belong to
6204 this function. Call verify_expr on MEM_REFs and bases of other
6207 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6209 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
6210 for WORD_REGISTER_OPERATIONS to runtime check.
6212 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
6214 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
6216 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
6218 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
6219 big-endian compilation.
6220 * config/arc/arc.md (addf3): Likewise.
6224 2016-04-28 Richard Biener <rguenther@suse.de>
6226 PR tree-optimization/70840
6227 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
6228 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
6229 Mark x * pow(x,c) -> pow(x,c+1) commutative.
6230 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
6232 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6234 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
6235 and explain why in a comment.
6237 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
6239 * config/arc/arc.md (cpu_facility): Add fpx variant.
6240 (subdf3): Prohibit use reverse sub when assist operations option
6242 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
6243 instructions only when FPX is enabled.
6244 * testsuite/gcc.target/arc/trsub.c: New test.
6246 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
6248 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
6249 mult_operator when calculating "type" attribute.
6250 (*fop_<mode>_1_i387): Ditto.
6251 (*fop_xf_1_i387): Ditto.
6252 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
6253 Use std::swap to swap operands. Use RTL expressions to generate
6256 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
6257 Joern Rennecke <joern.rennecke@embecosm.com>
6259 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
6261 (emit_pic_move): Remove.
6262 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
6263 * config/arc/arc.c (emit_pic_move): Removed.
6264 (TARGET_HAVE_TLS): Define.
6265 (arc_conditional_register_usage): Test for arc_tp_regno.
6266 (arc_print_operand, arc_print_operand_address): Handle TLS
6268 (arc_needs_pcl_p): New function.
6269 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
6270 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
6271 (arc_raw_symbolic_reference_mentioned_p): Likewise.
6272 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
6273 (arc_legitimize_tls_address): Likewise.
6274 (DTPOFF_ZERO_SYM): Define.
6275 (arc_legitimize_pic_address): Make it static, handle TLS cases.
6276 (arc_output_pic_addr_const): Print TLS unspecs.
6277 (prepare_pic_move): New function, replaces emit_pic_move.
6278 (arc_legitimate_constant_p): Handle TLS unspecs.
6279 (arc_legitimate_address_p): Likewise.
6280 (arc_rewrite_small_data_p): Use assert for TLS constants.
6281 (prepare_move_operands): Use prepare_pic_move.
6282 (arc_legitimize_address): Legitimize tls addresses.
6283 (arc_epilogue_uses): Check for arc_tp_regno.
6284 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
6285 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
6287 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
6289 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
6290 %(arc_tls_extra_start_spec).
6291 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
6292 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
6294 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
6295 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
6296 (UNSPEC_TLS_OFF): Add.
6298 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
6299 (get_thread_pointersi): New patterns.
6300 * config/arc/arc.opt (mtp-regno): New option.
6301 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
6302 (move_dest_operand): Likewise.
6303 * configure: Regenerate.
6304 * configure.ac: Add arc*-*-* case to test for tls.
6305 * doc/invoke.texi (ARC options): Document mtp-regno.
6307 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
6309 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
6310 the new ARC HS SIMD instructions.
6311 (arc_preferred_simd_mode): New function.
6312 (arc_autovectorize_vector_sizes): Likewise.
6313 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
6314 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
6315 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
6316 (arc_init_builtins): Add new SIMD builtin types.
6317 (arc_split_move): Handle 64 bit vector moves.
6318 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
6319 (TARGET_PLUS_QMACW): Define.
6320 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
6321 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
6322 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
6323 (VSUBADD4H): New builtins.
6324 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
6325 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
6327 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
6328 Matthias Klose <doko@debian.org>
6330 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
6332 2016-04-28 Richard Biener <rguenther@suse.de>
6335 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
6338 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
6340 * common/config/sh/sh-common.c: Remove SH5 support.
6341 * config/sh/constraints.md: Likewise.
6342 * config/sh/config/sh/elf.h: Likewise.
6343 * config/sh/linux.h: Likewise.
6344 * config/sh/netbsd-elf.h: Likewise.
6345 * config/sh/predicates.md: Likewise.
6346 * config/sh/sh-c.c: Likewise.
6347 * config/sh/sh-protos.h: Likewise.
6348 * config/sh/sh.c: Likewise.
6349 * config/sh/sh.h: Likewise.
6350 * config/sh/sh.md: Likewise.
6351 * config/sh/sh.opt: Likewise.
6352 * config/sh/sync.md: Likewise.
6353 * config/sh/sh64.h: Delete.
6354 * config/sh/shmedia.h: Likewise.
6355 * config/sh/shmedia.md: Likewise.
6356 * config/sh/sshmedia.h: Likewise.
6357 * config/sh/t-netbsd-sh5-64: Likewise.
6358 * config/sh/t-sh64: Likewise.
6359 * config/sh/ushmedia.h: Likewise.
6361 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
6363 * config/i386/i386.md (sign_extend to memory peephole2s): Use
6364 general_reg_operand instead of register_operand predicate.
6366 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
6368 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
6370 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
6372 * match.pd (A - B > A, A + B < A): New transformations.
6374 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
6376 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
6377 which defaults to true. Emit an outer pair of parentheses only if
6378 EMIT_PARENS. When continuing a chain of && or || (or & or |),
6379 don't emit parentheses for the right-hand operand.
6381 2016-04-27 Jeff Law <law@redhat.com>
6383 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
6385 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6387 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
6388 (altivec_lvx_<mode>_internal): Document.
6389 (altivec_lvx_<mode>_2op): New define_insn.
6390 (altivec_lvx_<mode>_1op): Likewise.
6391 (altivec_lvx_<mode>_2op_si): Likewise.
6392 (altivec_lvx_<mode>_1op_si): Likewise.
6393 (altivec_stvx_<mode>): Remove.
6394 (altivec_stvx_<mode>_internal): Document.
6395 (altivec_stvx_<mode>_2op): New define_insn.
6396 (altivec_stvx_<mode>_1op): Likewise.
6397 (altivec_stvx_<mode>_2op_si): Likewise.
6398 (altivec_stvx_<mode>_1op_si): Likewise.
6399 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
6400 Expand vec_ld and vec_st during parsing.
6401 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
6403 (altivec_expand_stvx_be): Likewise.
6404 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
6405 address-masking behavior in RTL.
6406 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
6407 address-masking behavior in RTL.
6408 (altivec_expand_builtin): Change builtin code arguments for calls
6409 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
6410 (insn_is_swappable_p): Avoid incorrect swap optimization in the
6411 presence of lvx/stvx patterns.
6412 (alignment_with_canonical_addr): New function.
6413 (alignment_mask): Likewise.
6414 (find_alignment_op): Likewise.
6415 (recombine_lvx_pattern): Likewise.
6416 (recombine_stvx_pattern): Likewise.
6417 (recombine_lvx_stvx_patterns): Likewise.
6418 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
6419 stvx patterns from expand.
6420 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
6422 (vector_altivec_store_<mode>): Likewise.
6424 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
6426 * config/aarch64/aarch64.md
6427 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
6428 remove the "fp" attributes.
6429 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
6430 add the "simd" attributes.
6431 (*movdf_aarch64): Likewise.
6432 (*movtf_aarch64): Remove the "fp" attributes.
6433 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
6434 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
6436 2016-04-27 David Malcolm <dmalcolm@redhat.com>
6438 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
6439 rtx to rtx_code_label *.
6440 * rtl.h (maybe_set_first_label_num): Likewise.
6442 2016-04-27 David Malcolm <dmalcolm@redhat.com>
6444 * df-core.c (df_add_problem): Make the problem param be const.
6445 (df_remove_problem): Make local "problem" be const.
6446 * df-problems.c (problem_RD): Make const.
6447 (problem_LR): Likewise.
6448 (problem_LIVE): Likewise.
6449 (problem_MIR): Likewise.
6450 (problem_CHAIN): Likewise.
6451 (problem_WORD_LR): Likewise.
6452 (problem_NOTE): Likewise.
6453 (problem_MD): Likewise.
6454 * df-scan.c (problem_SCAN): Likewise.
6455 * df.h (struct df_problem): Make field "dependent_problem" be
6457 (struct dataflow): Likewise for field "problem".
6458 (df_add_problem): Make param const.
6460 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
6462 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
6463 inter-unit moves to/from vector registers are enabled. Do not disable
6466 2016-04-27 David Malcolm <dmalcolm@redhat.com>
6468 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
6469 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
6471 (enum df_problem_id): ...this new enum.
6472 (struct df_problem): Convert field "id" from "int" to
6475 2016-04-27 David Malcolm <dmalcolm@redhat.com>
6477 * rtl.def: Update comment for "things in the instruction chain" to
6478 reflect the removal of the leading "i" field for INSN_UID in
6479 r210360. Fix bogus apostrophe.
6481 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
6483 * config/i386/i386.md
6484 (lea arith with mem operand + setcc peephole2): Set operator mode.
6486 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
6489 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
6490 (dimode_scalar_to_vector_candidate_p): This.
6491 (timode_scalar_to_vector_candidate_p): New function.
6492 (scalar_to_vector_candidate_p): Likewise.
6493 (timode_check_non_convertible_regs): Likewise.
6494 (timode_remove_non_convertible_regs): Likewise.
6495 (remove_non_convertible_regs): Likewise.
6496 (remove_non_convertible_regs): Renamed to ...
6497 (dimode_remove_non_convertible_regs): This.
6498 (scalar_chain::~scalar_chain): Make it virtual.
6499 (scalar_chain::compute_convert_gain): Make it pure virtual.
6500 (scalar_chain::mark_dual_mode_def): Likewise.
6501 (scalar_chain::convert_insn): Likewise.
6502 (scalar_chain::convert_registers): Likewise.
6503 (scalar_chain::add_to_queue): Make it protected.
6504 (scalar_chain::emit_conversion_insns): Likewise.
6505 (scalar_chain::replace_with_subreg): Likewise.
6506 (scalar_chain::replace_with_subreg_in_insn): Likewise.
6507 (scalar_chain::convert_op): Likewise.
6508 (scalar_chain::convert_reg): Likewise.
6509 (scalar_chain::make_vector_copies): Likewise.
6510 (scalar_chain::convert_registers): New pure virtual function.
6511 (class dimode_scalar_chain): New class.
6512 (class timode_scalar_chain): Likewise.
6513 (scalar_chain::mark_dual_mode_def): Renamed to ...
6514 (dimode_scalar_chain::mark_dual_mode_def): This.
6515 (timode_scalar_chain::mark_dual_mode_def): New function.
6516 (timode_scalar_chain::convert_insn): Likewise.
6517 (dimode_scalar_chain::convert_registers): Likewise.
6518 (scalar_chain::compute_convert_gain): Renamed to ...
6519 (dimode_scalar_chain::compute_convert_gain): This.
6520 (scalar_chain::replace_with_subreg): Renamed to ...
6521 (dimode_scalar_chain::replace_with_subreg): This.
6522 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
6523 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
6524 (scalar_chain::make_vector_copies): Renamed to ...
6525 (dimode_scalar_chain::make_vector_copies): This.
6526 (scalar_chain::convert_reg): Renamed to ...
6527 (dimode_scalar_chain::convert_reg ): This.
6528 (scalar_chain::convert_op): Renamed to ...
6529 (dimode_scalar_chain::convert_op): This.
6530 (scalar_chain::convert_insn): Renamed to ...
6531 (dimode_scalar_chain::convert_insn): This.
6532 (scalar_chain::convert): Call convert_registers.
6533 (convert_scalars_to_vector): Change to scalar_chain pointer to
6534 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
6535 in 32-bit mode. Delete scalar_chain pointer. Call
6536 free_dominance_info in 64-bit mode.
6537 (pass_stv::gate): Remove TARGET_64BIT check.
6538 (ix86_option_override): Put the 64-bit STV pass before the CSE
6541 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
6543 * dwarf2out.h (struct dw_loc_descr_node): Remove the
6544 dw_loc_frame_offset field.
6545 * dwarf2out.c (new_loc_descr): Likewise.
6546 (resolve_args_picking_1): Turn the VISITED hash set into a
6547 FRAME_OFFSET hash map. Use it to associate a frame offset to
6548 visited nodes. Remove uses of the CHECKING_P macro.
6549 (resolve_args_picking): Update call to resolve_args_picking_1.
6551 2016-04-27 Martin Liska <mliska@suse.cz>
6553 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
6554 (free_loop_data): Release vuses of groups.
6556 2016-04-27 Bin Cheng <bin.cheng@arm.com>
6558 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
6559 instead of redundant use_id and boolean have_use_for.
6560 (struct iv_use): Change sub_id into group_id. Remove field next.
6561 Move fields: related_cands, n_map_members, cost_map and selected
6563 (struct iv_group): ... here. New structure.
6564 (struct iv_common_cand): Use structure declaration directly.
6565 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
6566 (MAX_CONSIDERED_USES): Rename macro to ...
6567 (MAX_CONSIDERED_GROUPS): ... here.
6568 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
6569 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
6570 (dump_uses): Rename to ...
6571 (dump_groups): ... here. Update all uses.
6572 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
6573 (find_induction_variables): Refactor format of dump information.
6574 (record_sub_use): Delete.
6575 (record_use): Update all uses.
6576 (record_group): New function.
6577 (record_group_use, find_interesting_uses_op): Call above functions.
6579 (find_interesting_uses_cond): Ditto.
6580 (group_compare_offset): New function.
6581 (split_all_small_groups): Rename to ...
6582 (split_small_address_groups_p): ... here. Update all uses.
6583 (split_address_groups): Update all uses.
6584 (find_interesting_uses): Refactor format of dump information.
6585 (add_candidate_1): Update all uses. Remove redundant check on iv,
6587 (add_candidate, record_common_cand): Remove redundant assert.
6588 (add_iv_candidate_for_biv): Update use.
6589 (add_iv_candidate_derived_from_uses): Update all uses.
6590 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
6591 (alloc_use_cost_map): Ditto.
6592 (set_use_iv_cost, get_use_iv_cost): Rename to ...
6593 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
6594 (determine_use_iv_cost_generic): Ditto.
6595 (determine_group_iv_cost_generic): Ditto.
6596 (determine_use_iv_cost_address): Ditto.
6597 (determine_group_iv_cost_address): Ditto.
6598 (determine_use_iv_cost_condition): Ditto.
6599 (determine_group_iv_cost_cond): Ditto.
6600 (determine_use_iv_cost): Ditto.
6601 (determine_group_iv_cost): Ditto.
6602 (set_autoinc_for_original_candidates): Update all uses.
6603 (find_iv_candidates): Update all uses. Refactor dump information.
6604 (determine_use_iv_costs): Ditto.
6605 (determine_iv_costs): Ditto.
6606 (iv_ca_cand_for_use): Rename to ...
6607 (iv_ca_cand_for_group): ... here. Update all uses.
6608 (iv_ca_add_use, iv_ca_add_group): Ditto.
6609 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
6610 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
6611 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
6612 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
6613 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
6614 (create_new_iv, adjust_iv_update_pos): Ditto.
6615 (rewrite_use_address): Delete.
6616 (rewrite_use_address_1): Rename to ...
6617 (rewrite_use_address): ... here.
6618 (rewrite_use_compare): Update all uses.
6619 (rewrite_use): Delete.
6620 (rewrite_uses): Rename to ...
6621 (rewrite_groups): ... here. Update all uses.
6622 (remove_unused_ivs, free_loop_data): Update all uses.
6623 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
6625 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6627 * rtlanal.c (nonzero_bits1): Convert preprocessor check
6628 for WORD_REGISTER_OPERATIONS to runtime check.
6630 2016-04-27 Richard Biener <rguenther@suse.de>
6633 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
6634 aggregate_value_p to determine if a function result is
6635 returned by reference.
6636 (ipa_pta_execute): Functions having their address taken are
6637 not automatically nonlocal.
6639 2016-04-27 Jakub Jelinek <jakub@redhat.com>
6642 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
6643 * fold-const.c (operand_equal_p): If flag_checking and
6644 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
6645 and if it returns non-zero, assert iterative_hash_expr on both
6648 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
6650 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
6652 2016-04-27 Nick Clifton <nickc@redhat.com>
6655 * varasm.c (merge_weak): Generate an error if an attempt is made
6656 to convert a non-weak static function into a weak, public function.
6658 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
6660 * params.def (MAX_PARTITION_SIZE): New param.
6661 * doc/invoke.texi: Document lto-max-partition.
6663 2016-04-27 Richard Biener <rguenther@suse.de>
6666 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
6667 function cummulating used_from_other_partition, externally_visible
6668 and force_output from aliases.
6669 (refered_from_nonlocal_var): Likewise.
6670 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
6671 node flags properly.
6673 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
6675 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
6676 (-Wmemset-elt-size): New item.
6678 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
6681 * stor-layout.h (internal_reference_types): Delete.
6682 * stor-layout.c (reference_types_internal): Likewise.
6683 (internal_reference_types): Likewise.
6684 (layout_type) <REFERENCE_TYPE>: Adjust.
6686 2016-04-27 Jakub Jelinek <jakub@redhat.com>
6689 * tree.h (inchash::add_expr): Add FLAGS argument.
6690 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
6691 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
6692 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
6693 Formatting fix. Adjust recursive calls. For tcc_comparison,
6694 if swap_tree_comparison (code) is smaller than code, hash that
6695 and arguments in the other order. Hash CONVERT_EXPR the same
6696 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
6697 of ADDR_EXPR of decl as the decl itself. Add or remove
6698 OEP_ADDRESS_OF from recursive flags as needed. For
6699 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
6700 operands commutatively and only the third one normally.
6701 For internal CALL_EXPR hash in CALL_EXPR_IFN.
6703 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
6705 * config/rtems.h (LIB_SPEC): Add -latomic.
6707 2016-04-27 Joel Sherrill <joel@rtems.org>
6709 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
6710 xilink.ld and flags not relevant to RTEMS.
6712 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
6714 * toplev.c (backend_init_target): Avoid calling init_reload when using
6717 2016-04-26 Jakub Jelinek <jakub@redhat.com>
6719 * reorg.c (try_merge_delay_insns): Declare i and j inside the
6720 for loops rather than one for the whole function.
6722 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
6724 * match.pd (X + CST CMP X): New transformation.
6726 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
6728 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
6729 * fold-const.c (fold_binary_loc): Remove 2 transformations
6730 superseded by match.pd.
6731 * match.pd (x+x -> x*2): Generalize to integers.
6733 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
6735 * config/i386/i386.md (operation on memory peephole): Duplicate an
6736 existing peephole and adapt it to match lea rather than an operation
6739 PR rtl-optimization/57193
6740 * opts.c (default_options_table): Add OPT_frename_registers at -O2
6742 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
6744 2016-04-26 Bin Cheng <bin.cheng@arm.com>
6746 * tree-if-conv.c (any_pred_load_store): New static variable.
6747 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
6748 any_pred_load_store instead of and_mask_load_store.
6749 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
6750 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
6751 (combine_blocks, tree_if_conversion): Ditto.
6753 2016-04-26 Bin Cheng <bin.cheng@arm.com>
6755 PR tree-optimization/70771
6756 PR tree-optimization/70775
6757 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
6758 virtual PHI nodes. Delete parameter.
6759 (if_convertible_loop_p_1): Delete argument to above function.
6760 (predicate_all_scalar_phis): Delete code handling single-argument
6762 (tree_if_conversion): Mark and update virtual SSA.
6764 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6767 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
6768 (x86_elf_aligned_common): Rename to ...
6769 (x86_elf_aligned_decl_common): ... this.
6770 Add decl arg. Switch to .lbss for largecomm object. Use
6771 LARGECOMM_SECTION_ASM_OP.
6772 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
6774 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
6775 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
6777 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
6778 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
6780 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6783 * config/i386/i386.c (SECTION_LARGE): Define.
6784 (x86_64_elf_select_section): Set it for large data/bss sections.
6785 Only clear SECTION_WRITE for .lrodata.
6786 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
6788 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
6789 * varasm.c (default_elf_asm_named_section): Grow flagchars.
6790 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
6792 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
6793 * doc/tm.texi: Regenerate.
6795 2016-04-26 Jakub Jelinek <jakub@redhat.com>
6798 * configure.ac (--enable-checking): Document extra flag, for
6799 non-release builds default to --enable-checking=yes,extra.
6800 If misc checking and extra checking, define CHECKING_P to 2 instead
6802 * common.opt (fchecking=): Add.
6803 * doc/invoke.texi (-fchecking=): Document.
6804 * doc/install.texi: Document --enable-checking changes.
6805 * configure: Regenerated.
6806 * config.in: Regenerated.
6808 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
6810 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
6811 attribute instead of which_alternative.
6812 * config/i386/sse.md (*mov<mode>_internal): Ditto.
6813 Use EXT_REX_SSE_REG_P where appropriate.
6815 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
6817 * config/i386/predicates.md (const0_operand): Do not match
6818 const_wide_int code.
6819 (const1_operand): Ditto.
6821 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
6823 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
6824 for SSE constm1 operands and TARGET_AVX512VL.
6825 (*movti_internal): Ditto.
6826 (*mov<mode>_or): Use constm1_operand predicate.
6827 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
6828 for SSE vector_all_ones operands and TARGET_AVX512VL.
6829 * config/i386/predicates.md (constm1_operand): New predicate.
6830 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
6831 emission of constant -1 load.
6833 2016-04-25 Jason Merrill <jason@redhat.com>
6835 * gdbinit.in: Skip is-a.h.
6837 * attribs.c (register_scoped_attributes): Fix logic.
6838 * attribs.h: Declare register_scoped_attributes.
6840 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6842 * config/rs6000/rs6000-builtin.def: Correct pasto error for
6843 stxvd2x and stxvw4x built-in functions.
6845 2016-04-25 DJ Delorie <dj@redhat.com>
6847 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
6848 (ashrhi3): Likewise.
6849 (lshrhi3): Likewise.
6851 2016-04-25 Richard Biener <rguenther@suse.de>
6853 PR tree-optimization/70780
6854 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
6856 (compute_antic): Mark blocks with abnormal preds as visited as
6857 they have a final empty antic-in solution already.
6859 2016-04-25 Michael Collison <michael.collison@linaro.org>
6861 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
6863 2016-04-25 Michael Collison <michael.collison@linaro.org>
6865 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
6866 mode is VQI to improve mixed mode vectorization.
6867 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
6868 define_insn to match low half of signed vaddw.
6869 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
6870 define_insn to match high half of signed vaddw.
6871 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
6872 define_insn to match low half of unsigned vaddw.
6873 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
6874 define_insn to match high half of unsigned vaddw.
6875 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
6876 (arm_simd_check_vect_par_cnst_half_p): Likewise.
6877 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
6879 (arm_simd_check_vect_par_cnst_half_p): Likewise.
6880 * config/arm/predicates.md (vect_par_constant_high): Support
6881 big endian and simplify by calling
6882 arm_simd_check_vect_par_cnst_half
6883 (vect_par_constant_low): Likewise.
6885 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
6887 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
6888 predicate for operand 2.
6890 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
6891 H.J. Lu <hongjiu.lu@intel.com>
6893 * config/i386/i386-protos.h (standard_sse_constant_p): Add
6894 machine_mode argument.
6895 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
6896 constm1_rtx operands. For VOIDmode constants, get mode from
6897 pred_mode. Check mode size if the mode is supported by ABI.
6898 (standard_sse_constant_opcode): Do not use standard_constant_p.
6899 Strictly check ABI support for all-ones operands.
6900 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
6901 immediates. Update calls to standard_sse_constant_p.
6902 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
6903 (ix86_rtx_costs): Ditto.
6904 * config/i386/i386.md (*movxi_internal_avx512f): Use
6905 nonimmediate_or_sse_const_operand instead of vector_move_operand.
6906 Use (v,BC) alternative instead of (v,C). Use register_operand
6907 checks instead of MEM_P.
6908 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
6909 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
6910 isa attribute. Use register_operand checks instead of MEM_P.
6911 (*movti_internal): Use nonimmediate_or_sse_const_operand for
6912 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
6913 alternative and corresponding sse2 isa attribute.
6914 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
6915 to standard_sse_constant_p.
6916 (FP constant splitters): Ditto.
6917 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
6919 * config/i386/predicates.md (constm1_operand): Remove.
6920 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
6921 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
6922 vector_all_ones_operand instead of constm1_operand.
6924 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6926 * print-rtl.c (print_rtx_insn_vec): New function.
6927 * print-rtl.h: New prototype.
6928 * store-motion.c (struct st_expr): Make avail_stores a vector.
6929 (st_expr_entry): Adjust.
6930 (free_st_expr_entry): Likewise.
6931 (print_store_motion_mems): Likewise.
6932 (find_moveable_store): Likewise.
6933 (compute_store_table): Likewise.
6934 (delete_store): Likewise.
6935 (build_store_vectors): Likewise.
6937 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6939 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
6941 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6943 * vec.h (vec_safe_contains): New function.
6944 (vec::contains): Likewise.
6945 (vec::begin): Likewise.
6946 (vec::end): Likewise.
6948 2016-04-23 Jakub Jelinek <jakub@redhat.com>
6951 * cfgexpand.c (expand_stack_vars): Fix typo.
6953 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
6955 * system.h (list, map, set, vector): Include conditionally.
6956 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
6957 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
6958 * ipa-icf.c (INCLUDE_LIST): Define.
6959 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
6960 * config/sh/sh.c (INCLUDE_VECTOR): Define.
6961 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
6962 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
6963 * cp/logic.cc (INCLUDE_LIST): Define.
6964 * fortran/trans-common.c (INCLUDE_MAP): Define.
6966 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
6968 * auto-profile.c: Remove <string.h> include.
6969 * ipa-icf-gimple.c: Remove <list> include.
6970 * diagnostic.c: Remove <new> include.
6971 * genmatch.c: Likewise.
6972 * pretty-print.c: Likewise.
6973 * toplev.c: Likewise
6974 * c/c-objc-common.c: Likewise.
6975 * cp/error.c: Likewise.
6976 * fortran/error.c: Likewise.
6978 2016-04-22 Richard Biener <rguenther@suse.de>
6980 * lto-streamer-in.c (input_ssa_names): Do not allocate
6981 GIMPLE_NOP for all SSA names.
6982 * lto-streamer-out.c (output_ssa_names): Do not output
6983 SSA names that should have been released.
6985 2016-04-22 Richard Biener <rguenther@suse.de>
6987 PR tree-optimization/70740
6988 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
6991 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
6994 * config/i386/predicates.md (call_insn_operand): Replace
6995 sibcall_memory_operand with memory_operand.
6997 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
6999 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
7000 has_single_use() tests.
7001 (register_edge_assert_for_1): Likewise.
7002 (find_assert_locations_1): Check the liveness bitmap instead of
7003 checking has_single_use().
7005 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
7008 * config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
7009 Extract AVX-512BW constraint from AVX.
7011 2016-04-21 Richard Biener <rguenther@suse.de>
7013 PR tree-optimization/70725
7014 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
7015 for phi_convertible_by_degenerating_args.
7016 (predicate_all_scalar_phis): Handle single-argument PHIs.
7018 2016-04-21 Richard Biener <rguenther@suse.de>
7021 * fold-const.c (fold_comparison): Return properly typed
7024 2016-04-21 Bin Cheng <bin.cheng@arm.com>
7026 PR tree-optimization/70715
7027 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
7028 after expanding BASE using expand_simple_operations.
7030 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
7032 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
7033 New transformations.
7035 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
7037 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
7039 2016-04-20 Jan Hubicka <jh@suse.cz>
7041 * ipa-inline.c (can_inline_edge_p): Pass caller info to
7042 ultiimate_alias_target.
7043 (update_callee_keys): Likewise.
7044 (lookup_recursive_calls): Likewise.
7045 (speculation_useful_p): Likewise.
7047 2016-04-20 Jan Hubicka <jh@suse.cz>
7050 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
7051 (set_nothrow_flag_1): ... this; handle interposition correctly;
7052 recurse on aliases and thunks.
7053 (cgraph_node::set_nothrow_flag): New.
7054 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
7055 functions compiled with non-call exceptions that binds to current
7057 (propagate_nothrow): Be safe WRT interposition.
7058 * cgraph.h (set_nothrow_flag): Update prototype.
7060 2016-04-18 Jan Hubicka <jh@suse.cz>
7062 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
7063 max_loop_iterations_int.
7064 (tree_unswitch_outer_loop): Likewise.
7066 2016-04-20 Bin Cheng <bin.cheng@arm.com>
7068 PR tree-optimization/69489
7069 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
7070 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
7071 Revise dump message.
7072 (if_convertible_bb_p): Remove check on edge count of basic block's
7075 2016-04-20 Bin Cheng <bin.cheng@arm.com>
7077 PR tree-optimization/56625
7078 PR tree-optimization/69489
7079 * tree-data-ref.h (DR_INNERMOST): New macro.
7080 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
7081 hashing struct innermost_loop_behavior.
7082 (ref_DR_map): Remove.
7083 (innermost_DR_map): New map.
7084 (baseref_DR_map): Revise comment.
7085 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
7086 to innermost_DR_map accroding to its innermost loop behavior.
7087 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
7088 to its innermost loop behavior.
7089 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
7090 Add initialization for innermost_DR_map. Record memory reference
7091 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
7092 have innermost loop behavior.
7093 (if_convertible_loop_p): Remove release for ref_DR_map. Release
7096 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
7098 * config/i386/i386.md (*lea<mode>_general_1): Rename from
7099 *lea_general_1. Use explicit SWI12 mode interator.
7100 (*lea<mode>_general_2): Rename from *lea_general_2.
7101 Use explicit SWI12 mode interator.
7102 (*lea<mode>_general_3): Rename from *lea_general_3.
7103 Use explicit SWI12 mode interator.
7104 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
7105 Use explicit SWI12 mode interator.
7106 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
7107 Use explicit SWI48 mode interator.
7109 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
7111 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
7112 Short-cut unaligned load and store cases. Handle all integer
7114 (ix86_expand_vector_move_misalign): Short-cut unaligned load
7115 and store cases. Call ix86_avx256_split_vector_move_misalign
7116 directly without checking mode class.
7118 2016-04-20 Andrew Pinski <apinski@cavium.com>
7119 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7122 * config/aarch64/aarch64.md (sibcall): Force call
7123 address to be DImode for ILP32.
7124 (sibcall_value): Likewise.
7126 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
7128 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
7130 2016-04-20 Richard Biener <rguenther@suse.de>
7132 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
7133 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
7134 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
7135 (maybe_push_res_to_seq): Adjust.
7136 * gimple-fold.c (maybe_build_generic_op): Likewise.
7138 2016-04-20 Marek Polacek <polacek@redhat.com>
7140 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
7143 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
7145 * config/i386/sse.md (vec_unpacks_lo_hi): Always
7146 use kmovw to support AVX512F target.
7148 2016-04-20 Bin Cheng <bin.cheng@arm.com>
7150 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
7152 2016-04-20 Marek Polacek <polacek@redhat.com>
7154 PR tree-optimization/70725
7155 * tree-if-conv.c (is_false_predicate): New function.
7156 (predicate_mem_writes): Use it.
7158 2016-04-20 Richard Biener <rguenther@suse.de>
7160 PR tree-optimization/70726
7161 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
7162 shift amounts from a pattern stmt operand.
7164 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7167 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
7168 stack_restore_from_fpr pattern when restoring r15.
7169 (s390_optimize_prologue): Strip away the memory barrier in the
7170 parallel when trying to get rid of restore insns.
7171 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
7172 definition for loading the stack pointer from an FPR. Compared to
7173 the normal move insn this pattern includes a full memory barrier.
7175 2016-04-19 Jakub Jelinek <jakub@redhat.com>
7178 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
7179 implicitly linear or lastprivate iterator on the outer context.
7181 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
7183 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
7185 * config/i386/i386.md (ssememalign): Removed.
7186 * config/i386/sse.md: Remove ssememalign attribute from patterns.
7188 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
7191 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
7192 const short * to __builtin_ia32_loaddquhi512_mask.
7193 (_mm512_maskz_loadu_epi16): Likewise.
7194 (_mm512_mask_storeu_epi16): Pass short * to
7195 __builtin_ia32_storedquhi512_mask.
7196 (_mm512_mask_loadu_epi8): Pass const char * to
7197 __builtin_ia32_loaddquqi512_mask.
7198 (_mm512_maskz_loadu_epi8): Likewise.
7199 (_mm512_mask_storeu_epi8): Pass char * to
7200 __builtin_ia32_storedquqi512_mask.
7201 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
7202 const double * to __builtin_ia32_loadupd512_mask.
7203 (_mm512_mask_loadu_pd): Likewise.
7204 (_mm512_maskz_loadu_pd): Likewise.
7205 (_mm512_storeu_pd): Pass double * to
7206 __builtin_ia32_storeupd512_mask.
7207 (_mm512_mask_storeu_pd): Likewise.
7208 (_mm512_loadu_ps): Pass const float * to
7209 __builtin_ia32_loadups512_mask.
7210 (_mm512_mask_loadu_ps): Likewise.
7211 (_mm512_maskz_loadu_ps): Likewise.
7212 (_mm512_storeu_ps): Pass float * to
7213 __builtin_ia32_storeups512_mask.
7214 (_mm512_mask_storeu_ps): Likewise.
7215 (_mm512_mask_loadu_epi64): Pass const long long * to
7216 __builtin_ia32_loaddqudi512_mask.
7217 (_mm512_maskz_loadu_epi64): Likewise.
7218 (_mm512_mask_storeu_epi64): Pass long long *
7219 to __builtin_ia32_storedqudi512_mask.
7220 (_mm512_loadu_si512): Pass const int * to
7221 __builtin_ia32_loaddqusi512_mask.
7222 (_mm512_mask_loadu_epi32): Likewise.
7223 (_mm512_maskz_loadu_epi32): Likewise.
7224 (_mm512_storeu_si512): Pass int * to
7225 __builtin_ia32_storedqusi512_mask.
7226 (_mm512_mask_storeu_epi32): Likewise.
7227 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
7228 char * to __builtin_ia32_storedquqi256_mask.
7229 (_mm_mask_storeu_epi8): Likewise.
7230 (_mm256_mask_loadu_epi16): Pass const short * to
7231 __builtin_ia32_loaddquhi256_mask.
7232 (_mm256_maskz_loadu_epi16): Likewise.
7233 (_mm_mask_loadu_epi16): Pass const short * to
7234 __builtin_ia32_loaddquhi128_mask.
7235 (_mm_maskz_loadu_epi16): Likewise.
7236 (_mm256_mask_loadu_epi8): Pass const char * to
7237 __builtin_ia32_loaddquqi256_mask.
7238 (_mm256_maskz_loadu_epi8): Likewise.
7239 (_mm_mask_loadu_epi8): Pass const char * to
7240 __builtin_ia32_loaddquqi128_mask.
7241 (_mm_maskz_loadu_epi8): Likewise.
7242 (_mm256_mask_storeu_epi16): Pass short * to.
7243 __builtin_ia32_storedquhi256_mask.
7244 (_mm_mask_storeu_epi16): Pass short * to.
7245 __builtin_ia32_storedquhi128_mask.
7246 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
7247 const double * to __builtin_ia32_loadupd256_mask.
7248 (_mm256_maskz_loadu_pd): Likewise.
7249 (_mm_mask_loadu_pd): Pass onst double * to
7250 __builtin_ia32_loadupd128_mask.
7251 (_mm_maskz_loadu_pd): Likewise.
7252 (_mm256_mask_storeu_pd): Pass double * to
7253 __builtin_ia32_storeupd256_mask.
7254 (_mm_mask_storeu_pd): Pass double * to
7255 __builtin_ia32_storeupd128_mask.
7256 (_mm256_mask_loadu_ps): Pass const float * to
7257 __builtin_ia32_loadups256_mask.
7258 (_mm256_maskz_loadu_ps): Likewise.
7259 (_mm_mask_loadu_ps): Pass const float * to
7260 __builtin_ia32_loadups128_mask.
7261 (_mm_maskz_loadu_ps): Likewise.
7262 (_mm256_mask_storeu_ps): Pass float * to
7263 __builtin_ia32_storeups256_mask.
7264 (_mm_mask_storeu_ps): ass float * to
7265 __builtin_ia32_storeups128_mask.
7266 (_mm256_mask_loadu_epi64): Pass const long long * to
7267 __builtin_ia32_loaddqudi256_mask.
7268 (_mm256_maskz_loadu_epi64): Likewise.
7269 (_mm_mask_loadu_epi64): Pass const long long * to
7270 __builtin_ia32_loaddqudi128_mask.
7271 (_mm_maskz_loadu_epi64): Likewise.
7272 (_mm256_mask_storeu_epi64): Pass long long * to
7273 __builtin_ia32_storedqudi256_mask.
7274 (_mm_mask_storeu_epi64): Pass long long * to
7275 __builtin_ia32_storedqudi128_mask.
7276 (_mm256_mask_loadu_epi32): Pass const int * to
7277 __builtin_ia32_loaddqusi256_mask.
7278 (_mm256_maskz_loadu_epi32): Likewise.
7279 (_mm_mask_loadu_epi32): Pass const int * to
7280 __builtin_ia32_loaddqusi128_mask.
7281 (_mm_maskz_loadu_epi32): Likewise.
7282 (_mm256_mask_storeu_epi32): Pass int * to
7283 __builtin_ia32_storedqusi256_mask.
7284 (_mm_mask_storeu_epi32): Pass int * to
7285 __builtin_ia32_storedqusi128_mask.
7286 * config/i386/i386-builtin-types.def (PCSHORT): New.
7288 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
7289 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
7290 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
7291 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
7292 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
7293 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
7294 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
7295 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
7296 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
7297 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
7298 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
7299 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
7300 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
7301 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
7302 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
7303 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
7304 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
7305 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
7306 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
7307 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
7308 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
7309 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
7310 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
7311 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
7312 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
7313 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
7314 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
7315 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
7316 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
7317 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
7318 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
7319 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
7320 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
7321 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
7322 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
7323 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
7324 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
7325 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
7326 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
7327 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
7328 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
7329 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
7330 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
7331 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
7332 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
7333 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
7334 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
7335 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
7336 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
7338 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
7339 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
7341 (ix86_expand_vector_move_misalign): Likewise.
7342 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
7343 to scalar function prototype for unaligned load/store builtins.
7344 (ix86_expand_special_args_builtin): Updated.
7345 * config/i386/sse.md (UNSPEC_LOADU): Removed.
7346 (UNSPEC_STOREU): Likewise.
7347 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
7348 (VI_ULOADSTORE_F_AVX512VL): Likewise.
7349 (ssescalarsize): Handle V4TI, V2TI and V1TI.
7350 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
7351 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
7352 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
7353 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
7354 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
7355 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
7356 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
7357 (<avx512>_storedqu<mode>_mask): Likewise.
7358 (*sse4_2_pcmpestr_unaligned): Likewise.
7359 (*sse4_2_pcmpistr_unaligned): Likewise.
7360 (*mov<mode>_internal): Renamed to ...
7361 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
7362 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
7363 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
7364 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
7366 2016-04-19 Richard Biener <rguenther@suse.de>
7368 PR tree-optimization/70171
7369 * tree-ssa-phiprop.c: Include stor-layout.h.
7370 (phiprop_insert_phi): Handle the aggregate copy case.
7371 (propagate_with_phi): Likewise.
7373 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
7375 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
7376 instead of simplify_gen_subreg (... , 0).
7377 (ix86_delegitimize_address): Ditto.
7378 (ix86_split_divmod): Ditto.
7379 (ix86_split_copysign_const): Ditto.
7380 (ix86_split_copysign_var): Ditto.
7381 (ix86_expand_args_builtin): Ditto.
7382 (ix86_expand_round_builtin): Ditto.
7383 (ix86_expand_special_args_builtin): Ditto.
7384 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
7385 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
7386 (udivmodqi4): Ditto.
7387 (absneg splitters): Ditto.
7388 (*jcc_bt<mode>_1): Ditto.
7390 2016-04-19 Richard Biener <rguenther@suse.de>
7392 PR tree-optimization/70724
7393 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
7394 restoring out from ...
7395 (free_scc_vn): ... here.
7396 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
7397 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
7399 (pass_fre::execute): Restore SSA info.
7401 2016-04-19 Richard Biener <rguenther@suse.de>
7403 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
7404 * gimple-walk.c (walk_gimple_op): Initialize it.
7405 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
7406 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
7407 remapping SSA names of defs.
7408 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
7411 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
7414 * lra-constraints.c (equiv_substition_p): New.
7415 (process_alt_operands): Use it.
7416 (swap_operands): Swap it.
7417 (curr_insn_transform): Update it.
7419 2016-04-18 Michael Matz <matz@suse.de>
7421 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
7422 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
7423 * tree-core.h (tree_type_common.align): Use bit-field.
7424 (tree_type_common.spare): New.
7425 (tree_decl_common.off_align): Make smaller.
7426 (tree_decl_common.align): Use bit-field.
7428 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
7429 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
7430 (scan_sharing_clauses): Ditto.
7431 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
7432 (omp_finish_file): Ditto.
7433 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
7434 (layout_decl): Ditto.
7435 (relayout_decl): Ditto.
7436 (finalize_record_size): Use SET_TYPE_ALIGN.
7437 (finalize_type_size): Ditto.
7438 (finish_builtin_struct): Ditto.
7439 (layout_type): Ditto.
7440 (initialize_sizetypes): Ditto.
7441 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
7442 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
7443 (lookup_field_for_decl): Use SET_DECL_ALIGN.
7444 (get_chain_field): Ditto.
7445 (get_trampoline_type): Ditto.
7446 (get_nl_goto_field): Ditto.
7447 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
7449 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
7450 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
7451 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
7452 (build_qualified_type): Use SET_TYPE_ALIGN.
7453 (build_aligned_type, build_range_type_1): Ditto.
7454 (build_atomic_base): Ditto.
7455 (build_common_tree_nodes): Ditto.
7456 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
7457 (expand_one_stack_var_at): Ditto.
7458 * coverage.c (build_var): Use SET_DECL_ALIGN.
7459 * except.c (init_eh): Ditto.
7460 * function.c (assign_parm_setup_block): Ditto.
7461 * symtab.c (increase_alignment_1): Ditto.
7462 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
7463 * tree-vect-stmts.c (ensure_base_align): Ditto.
7464 * varasm.c (align_variable): Ditto.
7465 (assemble_variable): Ditto.
7466 (build_constant_desc): Ditto.
7467 (output_constant_def_contents): Ditto.
7469 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
7470 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
7471 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
7472 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
7473 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
7475 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
7478 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
7479 replace %vmovsd with "%vmovq".
7480 (vec_concatv2df): Likewise.
7482 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
7484 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
7485 (*vec_extractv2si_0): Ditto.
7486 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
7487 (zero_extended_scalar_load_operand splitters): Ditto.
7488 (vec_extract splitters): Ditto.
7489 (*vec_extractv4si_0_zext): Ditto.
7490 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
7492 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
7493 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
7494 (*sse4_1_extractps): Use lowpart_subreg.
7495 * config/i386/i386.md (x87 floatsplitter): Use gen_lowpart.
7497 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7499 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
7501 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
7502 Mention Solaris 11 packaging changes.
7503 Update gas and gld requirements.
7504 Remove reference to pre-Solaris 10 bug.
7505 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
7507 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
7510 2016-04-17 Jan Hubicka <jh@suse.cz>
7512 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
7513 max_loop_iterations_int.
7515 2016-04-18 Richard Biener <rguenther@suse.de>
7517 PR tree-optimization/43434
7518 * tree-ssa-structalias.c (struct vls_data): New.
7519 (visit_loadstore): Handle all pointer-based accesses.
7520 (compute_dependence_clique): Compute a bitmap of restrict tags
7521 assigned bases and pass it to visit_loadstore.
7523 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
7526 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
7527 armv8.1-a and armv8.1-a+crc.
7529 2016-04-18 Richard Biener <rguenther@suse.de>
7531 PR tree-optimization/70701
7532 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
7533 references after translating through a memcpy.
7535 2016-04-18 Richard Biener <rguenther@suse.de>
7537 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
7538 (compute_antic): ... here. For partial antic use regular
7539 postorder and scrap iteration.
7540 (compute_partial_antic_aux): Remove unused return value.
7541 (init_pre): Do not allocate postorder.
7542 (fini_pre): Do not free postorder.
7544 2016-04-18 Richard Biener <rguenther@suse.de>
7547 * expmed.c (extract_bit_field_1): Remove broken case
7548 using a wider MODE_INT mode.
7550 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
7552 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
7553 unless compiling with at least GCC-4.8.
7555 2016-04-17 Jan Hubicka <jh@suse.cz>
7558 * graphite.c (graphite_finalize): Update call to
7559 tree_estimate_probability.
7560 * predict.h (tree_estimate_probability): Update prototype.
7562 2016-04-17 Jan Hubicka <jh@suse.cz>
7564 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
7565 (tree_estimate_probability): Likewise.
7566 (pass_profile::execute): Update.
7567 (report_predictor_hitrates): New function.
7568 * profile.c (compute_branch_probabilities): Use it.
7569 * predict.h (report_predictor_hitrates): Declare.
7571 2016-04-17 Jan Hubicka <jh@suse.cz>
7574 * cgraph.h (cgraph_node::set_const_flag,
7575 cgraph_node::set_pure_flag): Update prototype to return bool;
7577 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
7578 of interposable symbol are interposable, too.
7579 (cgraph_set_const_flag_1): Rename to ...
7580 (set_const_flag_1): ... this one; change to self recursive function
7581 instead of call_for_symbol_thunks_and_aliases. Handle correctly
7582 clearnig the flag in all variants and also virtual thunks of const
7583 functions are pure; track if any change was done.
7584 (cgraph_node::set_const_flag): Update.
7585 (struct set_pure_flag_info): New struct.
7586 (cgraph_set_pure_flag_1): Rename to ...
7587 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
7588 rather than pointer encoded flags; track if any changes was done;
7589 handle correctly clearning flag and setting flag of aliases already
7591 (cgraph_node::set_pure_flag): Update.
7592 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
7594 2016-04-17 Tom de Vries <tom@codesourcery.com>
7597 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
7600 2016-04-17 Tom de Vries <tom@codesourcery.com>
7602 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
7603 '{}<> ' as escape-for-record.
7605 2016-04-17 Tom de Vries <tom@codesourcery.com>
7607 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
7610 2016-04-17 Tom de Vries <tom@codesourcery.com>
7613 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
7614 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
7615 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
7616 * passes.c (finish_optimization_passes): Only call
7617 finish_graph_dump_file if dfi->graph_dump_initialized.
7618 (execute_function_dump, pass_init_dump_file): Use
7619 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
7621 2016-04-17 Tom de Vries <tom@codesourcery.com>
7623 PR tree-optimization/70256
7624 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
7625 (debug_varmap): New function.
7627 2016-04-17 Tom de Vries <tom@codesourcery.com>
7630 * passes.c (pass_manager::register_pass): Propagate pflags.
7632 2016-04-17 Tom de Vries <tom@codesourcery.com>
7635 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
7636 * passes.c (pass_manager::pass_manager): Declare and init p_start in
7637 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
7638 check if it's equal to p_start.
7639 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
7641 2016-04-15 Jan Hubicka <jh@suse.cz>
7644 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
7645 function does not bind to current def.
7646 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
7647 handle conservatively calls to functions that does not need to bind
7649 (check_call): Update call of worse_state.
7650 (ignore_edge_for_nothrow): Update.
7651 (ignore_edge_for_pure_const): Likewise.
7652 (propagate_pure_const): Update calls to worse_state.
7653 (skip_function_for_local_pure_const): Reformat comments.
7655 2016-04-15 Jan Hubicka <jh@suse.cz>
7658 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
7659 (cgraph_node::function_symbol): Likewise.
7660 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
7661 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
7662 (symtab_node::ultimate_alias_target): Add REF parameter.
7663 (symtab_node::binds_to_current_def_p): Declare.
7664 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
7665 (cgraph_node::function_symbol): Likewise.
7666 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
7667 (cgraph_node::get_availability): Likewise.
7668 (cgraph_edge::binds_to_current_def_p): New inline function.
7669 (varpool_node::get_availability): Add REF parameter.
7670 (varpool_node::ultimate_alias_target): Likewise.
7671 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
7672 (symtab_node::binds_to_current_def_p): Likewise.
7673 * varpool.c (varpool_node::get_availability): Likewise.
7675 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
7678 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
7679 Fix mode size check.
7681 2016-04-15 Jakub Jelinek <jakub@redhat.com>
7683 * BASE-VER: Set to 7.0.0.
7685 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
7687 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
7689 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7691 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
7692 architecture revisions.
7694 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
7696 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
7697 * config/i386/i386.c (ix86_using_red_zone): No longer static.
7698 * config/i386/i386.md (stack decrement to push peepholes): Guard
7699 with !x86_using_red_zone ().
7701 2016-04-15 Jakub Jelinek <jakub@redhat.com>
7704 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
7705 to dump_generic_node.
7706 (NIY): Pass also flags to do_niy.
7708 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
7710 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
7711 (simd_clone_vector_of_formal_parm_types)
7712 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
7713 (simd_clone_mangle, simd_clone_create)
7714 (simd_clone_adjust_return_type, create_tmp_simd_array)
7715 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
7716 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
7717 (ipa_simd_modify_function_body, simd_clone_linear_addend)
7718 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
7719 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
7720 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
7721 * omp-simd-clone.c: ... this new file.
7722 (simd_clone_vector_of_formal_parm_types): Make it static.
7723 * Makefile.in (OBJS): Add omp-simd-clone.o.
7725 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
7728 * config/i386/sse.md: Use proper memory operand modifiers.
7731 2016-04-15 Richard Biener <rguenther@suse.de>
7732 Alan Modra <amodra@gmail.com>
7734 PR tree-optimization/70130
7735 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
7736 when alignment stays not the same and no not use the realign
7739 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
7742 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
7743 direct move handlers for KFmode. Change TFmode handlers test from
7744 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
7746 2016-04-14 Jakub Jelinek <jakub@redhat.com>
7749 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
7750 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
7751 (inlined_polymorphic_ctor_dtor_block_p): Use it.
7752 * tree-ssa-live.c (remove_unused_scope_block_p): When
7753 in_ctor_dtor_block, avoid discarding not just BLOCKs with
7754 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
7755 block_ultimate_origin is FUNCTION_DECL.
7756 (remove_unused_locals): If current_function_decl is
7757 polymorphic_ctor_dtor_p, pass initial true to
7758 remove_unused_scope_block_p' is_ctor_dtor_block.
7760 2016-04-14 Martin Sebor <msebor@redhat.com>
7765 * doc/extend.texi (Variable Length): Revert.
7767 2016-04-14 Marek Polacek <polacek@redhat.com>
7768 Jan Hubicka <hubicka@ucw.cz>
7771 * tree.c (verify_type): Disable the canonical type of main variant
7774 2016-04-14 Jason Merrill <jason@redhat.com>
7776 * cfgexpand.c, expr.c: Revert previous change.
7778 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
7781 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
7782 when building a mem ref for the incoming reduction variable.
7784 2016-04-14 Richard Biener <rguenther@suse.de>
7786 PR tree-optimization/70614
7787 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
7788 loop if the evolution dropped to chrec_dont_know.
7789 (interpret_condition_phi): Likewise.
7791 2016-04-14 Richard Biener <rguenther@suse.de>
7793 PR tree-optimization/70623
7794 * tree-ssa-pre.c (changed_blocks): Make global ...
7795 (compute_antic): ... local here. Move and fix worklist
7796 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
7797 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
7798 worklist handling, dump when ANTIC_IN changed.
7799 (compute_partial_antic_aux): Remove worklist handling.
7800 (init_pre): Do not compute post dominators. Add a comment about
7801 the CFG order chosen.
7802 (fini_pre): Do not free post dominators.
7804 2016-04-13 Martin Sebor <msebor@redhat.com>
7809 * doc/extend.texi (Variable Length): Document C++ specifics.
7811 2016-04-13 Jakub Jelinek <jakub@redhat.com>
7814 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
7815 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
7816 eh edges have been purged.
7819 * tree-sra.c (create_access_replacement,
7820 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
7822 * tree-pretty-print.c (dump_fancy_name): New function.
7823 (dump_decl_name, dump_generic_node): Use it.
7825 2016-04-13 Jason Merrill <jason@redhat.com>
7827 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
7828 * expr.c (expand_expr_real_1): Likewise.
7830 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
7832 * config/i386/i386.md (kunpckhi): Swap operands.
7833 (kunpcksi): Likewise.
7834 (kunpckdi): Likewise.
7835 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
7836 (vec_pack_trunc_<mode>): Likewise.
7838 2016-04-13 Jakub Jelinek <jakub@redhat.com>
7841 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
7844 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
7845 gimplification turns some element into non-constant.
7848 * rtl.h (convert_memory_address_addr_space_1): New prototype.
7849 * explow.c (convert_memory_address_addr_space_1): No longer static,
7850 add NO_EMIT argument and don't call convert_modes if true, pass
7851 it down recursively, remove break after return.
7852 (convert_memory_address_addr_space): Adjust caller.
7853 * simplify-rtx.c (simplify_unary_operation_1): Call
7854 convert_memory_address_addr_space_1 instead of convert_memory_address,
7855 if it returns NULL, don't simplify.
7857 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
7860 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
7862 2016-04-12 Jakub Jelinek <jakub@redhat.com>
7864 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
7865 Bump the upper SIMDLEN limits, so that if the return type or
7866 characteristic type if the return type is void can be passed in
7867 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
7870 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
7873 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
7874 Do not use "=" constraint on an input constraint.
7875 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
7876 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
7877 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
7878 generates (neg (abs ...)) instead of (abs ...).
7880 2016-04-12 Jakub Jelinek <jakub@redhat.com>
7882 PR rtl-optimization/70596
7883 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
7884 just invalidate LRA data and reset them. Adjust dump wording.
7886 2016-04-12 Martin Liska <mliska@suse.cz>
7889 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
7891 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
7893 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
7894 max_loop_iterations_int.
7895 (tree_unswitch_outer_loop): Likewise.
7896 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
7897 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
7899 2016-04-12 Tom de Vries <tom@codesourcery.com>
7901 PR tree-optimization/68756
7902 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
7903 instead of new_name.
7905 2016-04-12 Jakub Jelinek <jakub@redhat.com>
7907 PR tree-optimization/70602
7908 * tree-sra.c (generate_subtree_copies): Don't write anything into
7909 constant pool decls.
7911 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
7912 regardless whether there are depend clauses or not.
7914 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
7917 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
7918 target attribute and pragma from changing the -mfloat128
7919 and -mfloat128-hardware options.
7921 * doc/extend.texi (Additional Floating Types): Document PowerPC
7922 __float128 restrictions.
7924 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
7927 * config/aarch64/driver-aarch64.c
7928 (aarch64_get_extension_string_for_isa_flags): New.
7929 (arch_extension): Rename to...
7930 (aarch64_arch_extension): ...This.
7931 (ext_to_feat_string): Rename to...
7932 (aarch64_extensions): ...This.
7933 (aarch64_core_data): Keep track of architecture extension flags.
7934 (cpu_data): Rename to...
7935 (aarch64_cpu_data): ...This.
7936 (aarch64_arch_driver_info): Keep track of architecture extension
7938 (get_arch_name_from_id): Rename to...
7939 (get_arch_from_id): ...This, change return type.
7940 (host_detect_local_cpu): Update and reformat for renames, handle
7941 extensions through common infrastructure.
7943 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
7946 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
7947 track of a canonical flag name.
7948 (all_extensions): Likewise.
7949 (arch_to_arch_name): Also track extension flags enabled by the arch.
7950 (all_architectures): Likewise.
7951 (aarch64_parse_extension): Move to here.
7952 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
7954 (aarch64_rewrite_selected_cpu): Update for above change.
7955 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
7956 are handled, such that the single explicit value enabled by an
7957 extension is kept seperate from the implicit values it also enables.
7958 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
7960 (aarch64_parse_extension): New.
7961 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
7962 here to config/aarch64/aarch64-protos.h.
7963 (aarch64_parse_extension): Move from here to
7964 common/config/aarch64/aarch64-common.c.
7965 (aarch64_option_print): Update.
7966 (aarch64_declare_function_name): Likewise.
7967 (aarch64_start_file): Likewise.
7968 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
7969 the canonical flag for extensions.
7970 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
7973 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
7975 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
7978 2016-04-09 Tom de Vries <tom@codesourcery.com>
7980 PR tree-optimization/68953
7981 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
7982 first to last subscript.
7984 2016-04-09 Jakub Jelinek <jakub@redhat.com>
7986 PR tree-optimization/70586
7987 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
7990 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
7994 PR tree-optimization/70373
7998 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
7999 clauses for acc parallel reductions as necessary. Error on those
8001 * omp-low.c (scan_sharing_clauses): Don't install variables which
8002 are used in acc parallel reductions.
8003 (lower_rec_input_clauses): Remove dead code.
8004 (lower_oacc_reductions): Add support for reference reductions.
8005 (lower_reduction_clauses): Remove dead code.
8006 (lower_omp_target): Don't remap variables appearing in acc parallel
8008 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
8010 2016-04-08 Jakub Jelinek <jakub@redhat.com>
8013 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
8014 with multiple SSA_NAME defs, force the outputs other than first
8015 to be live before calling live_track_process_def on each output.
8017 PR rtl-optimization/70574
8018 * fwprop.c (forward_propagate_and_simplify): Don't add
8019 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
8020 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
8021 paradoxical subregs within *loc.
8023 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
8025 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
8026 -ftree-parallelize-loops={0,1}.
8027 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
8028 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
8029 * config/ia64/hpux.h (LIB_SPEC): Likewise.
8030 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
8031 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
8033 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
8036 * asan.c (instrument_derefs): If we get unknown location, extract it
8038 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
8040 2016-04-08 Tom de Vries <tom@codesourcery.com>
8042 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
8043 implicit firstprivate clause.
8045 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8048 * config/arm/thumb2.md (tst + branch-> lsls + branch
8049 peephole below *orsi_not_shiftsi_si): Require that condition
8050 register is dead after the peephole.
8051 (second peephole after the above): Likewise.
8053 2016-04-08 Alan Modra <amodra@gmail.com>
8056 * builtins.c (fold_builtin_classify): For IBM extended precision,
8057 look at just the high-order double to test for NaN.
8058 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
8059 test just the high double for Inf but both doubles for subnormal
8062 2016-04-07 Jakub Jelinek <jakub@redhat.com>
8064 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
8065 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
8066 node->simdclone->mask_mode != VOIDmode masks.
8067 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
8068 earlier, use it instead of node->simdclone.
8069 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
8070 Set clonei->mask_mode.
8072 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
8075 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
8076 Pass it through to cp_parser_already_scoped_statement.
8077 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
8078 it through to cp_parser_statement.
8079 (cp_parser_statement): Pass IF_P through to
8080 cp_parser_iteration_statement.
8081 (cp_parser_pragma): Adjust call to
8082 cp_parser_iteration_statement.
8084 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
8087 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
8088 resolve a future -Wparentheses warning.
8089 * omp-low.c (scan_sharing_clauses): Likewise.
8090 * tree-parloops.c (eliminate_local_variables): Likewise.
8092 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
8094 PR rtl-optimization/70398
8095 * lra-constraints.c (process_address_1): Check zero scale and code
8096 for reloading with zero scale.
8098 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
8100 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
8101 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
8103 2016-04-06 Jakub Jelinek <jakub@redhat.com>
8105 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
8106 Add support for AVX512F clones, include them by default for
8107 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
8108 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
8112 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
8113 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
8114 firstprivate clauses.
8115 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
8116 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
8117 (lower_omp_target): Set TREE_NO_WARNING for
8118 non-addressable possibly uninitialized vars which are copied into
8119 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
8121 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
8123 * config/pa/predicates.md (integer_store_memory_operand): Accept
8124 REG+D operands with a large offset when reload_in_progress is true.
8125 (floating_point_store_memory_operand): Likewise.
8127 2016-04-05 Jakub Jelinek <jakub@redhat.com>
8130 * match.pd (nested int casts): Limit to GIMPLE.
8132 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
8135 * ipa-devirt.c (maybe_record_node): Fix comment; use
8136 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
8138 2016-04-05 Jakub Jelinek <jakub@redhat.com>
8140 PR rtl-optimization/70542
8141 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
8142 if there are any uses other than insn or debug insns.
8144 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
8145 Jakub Jelinek <jakub@redhat.com>
8147 PR tree-optimization/70509
8148 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
8149 Shift HOST_WIDE_INT_1U instead of 1.
8151 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
8153 PR tree-optimization/70509
8154 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
8155 of the vector base type for index.
8157 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
8160 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
8162 2016-04-05 Richard Biener <rguenther@suse.de>
8164 PR tree-optimization/70526
8165 * tree-sra.c (build_ref_for_offset): Use prev_base to
8166 extract the alias pointer type.
8168 2016-04-05 Richard Biener <rguenther@suse.de>
8170 * dse.c (struct store_info): Remove alias_set member.
8171 (struct read_info_type): Likewise.
8172 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
8173 spill_deleted, clear_alias_set_lookup): Remove.
8174 (get_group_info): Remove dead base == NULL_RTX case.
8175 (dse_step0): Remove initialization of removed variables.
8176 (delete_dead_store_insn): Reomve alias set dumping.
8177 (free_read_records): Remove alias_set handling.
8178 (canon_address): Remove alias_set_out parameter.
8179 (record_store): Remove spill_alias_set, it's always zero.
8180 (check_mem_read_rtx): Likewise.
8181 (dse_step2): Rename from ...
8182 (dse_step2_nospill): ... this. Adjust.
8183 (scan_stores): Rename from ...
8184 (scan_stores_nospill): ... this.
8185 (scan_reads): Rename from ...
8186 (scan_reads_nospill): ... this.
8187 (scan_stores_spill, scan_reads_spill): Remove.
8188 (dse_step3_scan): Remove for_spills argument which is always false.
8189 (dse_step3): Likewise.
8190 (dse_step5): Rename from ...
8191 (dse_step5_nospill): ... this. Remove alias_set handling.
8192 (rest_of_handle_dse): Adjust.
8194 2016-04-05 Jakub Jelinek <jakub@redhat.com>
8197 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
8198 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
8199 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
8200 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
8202 2016-04-05 Richard Biener <rguenther@suse.de>
8205 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
8206 non-register type temporaries into SSA.
8208 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
8211 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
8212 calls when sanitizing.
8213 (possible_polymorphic_call_target_p): Fix formatting.
8215 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8216 Jakub Jelinek <jakub@redhat.com>
8219 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
8220 to ensure a call statement is compatible with a built-in's
8222 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
8225 2016-04-04 Richard Biener <rguenther@suse.de>
8227 PR rtl-optimization/70484
8228 * rtl.h (canon_output_dependence): Declare.
8229 * alias.c (canon_output_dependence): New function.
8230 * dse.c (record_store): Use canon_output_dependence rather
8231 than canon_true_dependence.
8233 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
8236 * cgraph.h (symtab_node::copy_visibility_from): New function.
8237 * symtab.c (symtab_node::copy_visibility_from): New function.
8238 * ipa-visibility.c (optimize_weakref): New function.
8239 (function_and_variable_visibility): Use it.
8241 2016-04-04 Martin Liska <mliska@suse.cz>
8244 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
8245 value that is really in range handled by SBR instruction.
8246 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
8247 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
8248 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
8250 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
8254 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
8255 set, but not for SP_REG operands.
8257 2016-04-02 Martin Sebor <msebor@redhat.com>
8260 * fold-const.c (maybe_nonzero_address): New function.
8261 (fold_comparison): Call it. Fold equality and relational
8262 expressions involving null pointers.
8263 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
8265 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
8267 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
8268 the "Y" constraint (scalar FP 0.0 immediate).
8270 * config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
8271 Add the "const_double" to the list of operand constraints.
8273 2016-04-01 Jakub Jelinek <jakub@redhat.com>
8275 PR rtl-optimization/70467
8276 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
8277 If low word of the last operand is 0, just emit addition/subtraction
8280 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8283 * config/s390/s390.c (s390_expand_insv): Check for everything
8284 constant instead of just VOIDmode stuff.
8286 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8289 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
8291 2016-04-01 Nathan Sidwell <nathan@acm.org>
8293 * tree.def (TRY_CATCH_EXPR): Correct documentation.
8295 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
8297 PR rtl-optimization/70461
8298 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
8301 2016-03-31 Martin Liska <mliska@suse.cz>
8304 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
8305 a tree value or an immediate integer value to a buffer
8306 that is eventually copied to a BRIG section.
8307 (emit_immediate_operand): Call the function here.
8308 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
8309 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
8310 of class' fields that are removed.
8311 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
8312 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
8313 m_brig_repr_size fields.
8315 2016-03-31 Martin Liska <mliska@suse.cz>
8318 * hsa-gen.c (hsa_function_representation::update_dominance): New
8320 (convert_addr_to_flat_segment): Likewise.
8321 (gen_hsa_memory_set): New alignment argument.
8322 (gen_hsa_ctor_assignment): Likewise.
8323 (gen_hsa_insns_for_single_assignment): Provide alignment
8324 to gen_hsa_ctor_assignment.
8325 (gen_hsa_insns_for_direct_call): Add new argument.
8326 (expand_lhs_of_string_op): New function.
8327 (expand_string_operation_builtin): Likewise.
8328 (expand_memory_copy): New function.
8329 (expand_memory_set): New function.
8330 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
8331 (convert_switch_statements): Change signature.
8332 (generate_hsa): Use a return value of the function.
8333 (pass_gen_hsail::execute): Do not call
8334 convert_switch_statements here.
8335 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
8336 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
8337 (hsa_function_representation::update_dominance): New function.
8339 2016-03-31 Martin Liska <mliska@suse.cz>
8342 * hsa-brig.c (emit_directive_variable): Emit alignment
8343 according to hsa_symbol::m_align.
8344 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
8345 (dump_hsa_symbol): Dump alignment of HSA symbols.
8346 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
8347 (gen_hsa_addr_with_align): New function.
8348 (hsa_bitmemref_alignment): Use newly added function.
8349 (gen_hsa_insns_for_load): Likewise.
8350 (gen_hsa_insns_for_store): Likewise.
8351 (gen_hsa_memory_copy): New argument added.
8352 (gen_hsa_insns_for_single_assignment): Respect
8353 alignment for assignments processed via gen_hsa_memory_copy.
8354 (gen_hsa_insns_for_direct_call): Likewise.
8355 (gen_hsa_insns_for_return): Likewise.
8356 (gen_function_def_parameters): Set default alignment.
8357 * hsa.c (hsa_object_alignment): New function.
8358 (hsa_byte_alignment): Pasted function.
8359 * hsa.h (hsa_symbol::m_align): New field.
8361 2016-03-31 Bin Cheng <bin.cheng@arm.com>
8363 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
8364 scratch field for goto case.
8366 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
8368 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
8370 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
8373 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
8374 (scalar_chain::convert_insn): Call convert_op for reg
8375 moves to handle undefined registers.
8377 2016-03-31 Nathan Sidwell <nathan@acm.org>
8380 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
8381 Assert we don't want to move backwards.
8383 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
8386 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
8388 2016-03-31 Jakub Jelinek <jakub@redhat.com>
8390 PR rtl-optimization/70460
8391 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
8392 with operand from REG_LABEL_OPERAND, instead substitute
8393 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
8394 Don't do anything for REG_NON_LOCAL_GOTO jumps.
8396 2016-03-31 Martin Liska <mliska@suse.cz>
8398 * passes.c (execute_one_pass): Do not call
8399 todo_after for a discarded function.
8401 2016-03-31 Bin Cheng <bin.cheng@arm.com>
8403 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
8404 (no_cost, infinite_cost): Initialize the new field.
8405 (get_computation_cost_at): Record setup cost.
8406 (determine_use_iv_cost_address): Skip cost computation for sub
8407 uses if we can estimate it without losing accuracy.
8409 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
8411 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
8413 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
8414 max_loop_iterations_int.
8415 (tree_unswitch_outer_loop): Likewise.
8416 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
8417 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
8419 2016-03-30 Richard Biener <rguenther@suse.de>
8422 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
8424 2016-03-30 Jakub Jelinek <jakub@redhat.com>
8427 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
8428 in gen_blendm expander.
8430 2016-03-30 Nick Clifton <nickc@redhat.com>
8433 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
8434 case where we are already provided with an SImode SUBREG.
8436 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
8439 * config/i386/i386.c (ix86_expand_epilogue): Properly check
8440 conflict between DRAP register and __builtin_eh_return.
8442 2016-03-30 Michael Matz <matz@suse.de>
8443 Richard Biener <rguenther@suse.de>
8446 * ipa-polymorphic-call.c (struct type_change_info): Change
8447 speculative to an unsigned allowing to limit the work we do.
8448 (csftc_abort_walking_p): New inline function..
8449 (check_stmt_for_type_change): Limit the number of may-defs
8450 skipped for speculative devirtualization to
8451 max-speculative-devirt-maydefs.
8452 * params.def (max-speculative-devirt-maydefs): New param.
8453 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
8455 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
8458 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
8461 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
8463 PR tree-optimization/59124
8464 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
8465 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
8467 2016-03-29 Jeff Law <law@redhat.com>
8469 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
8471 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
8473 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
8476 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
8478 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
8479 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
8480 gcrt0.o if linking dynamically.
8482 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
8485 * ipa-devirt.c (methods_equal_p): New function.
8486 (compare_virtual_tables): Use it.
8487 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
8488 * cgraphclones.c (clone_function_name_1): Use
8489 symbol_table::symbol_suffix_separator.
8490 * coverage.c (build_var): Likewise.
8491 * symtab.c (symbol_table::symbol_suffix_separator): New.
8493 2016-03-29 Jakub Jelinek <jakub@redhat.com>
8495 PR rtl-optimization/70429
8496 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
8497 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
8498 mode != result_mode.
8501 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
8503 PR tree-optimization/70405
8504 * ssa-iterators.h (num_imm_uses): Add missing braces.
8506 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
8508 PR rtl-optimization/68695
8509 * ira-color.c (allocno_copy_cost_saving): New.
8510 (improve_allocation): Use it.
8512 2016-03-29 Richard Henderson <rth@redhat.com>
8515 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
8517 2016-03-29 Richard Biener <rguenther@suse.de>
8520 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
8521 use alignment returned by get_pointer_alignment_1 if it is
8522 bigger than BITS_PER_UNIT.
8523 * builtins.c (get_pointer_alignment_1): Do not return true
8524 for alignment extracted from SSA info.
8526 2016-03-28 James Bowman <james.bowman@ftdichip.com>
8528 * config/ft32/ft32.opt (mnodiv): New.
8529 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
8530 * doc/invoke.texi (FT32 Options -mnodiv): New.
8532 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
8535 * config/i386/i386.md (define_split, andn): Fix modes.
8537 2016-03-26 Richard Biener <rguenther@suse.de>
8538 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
8541 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
8543 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
8544 as 2nd argument to cl_optimization_restore().
8546 2016-03-25 Richard Henderson <rth@redhat.com>
8549 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
8550 * config/aarch64/aarch64-protos.h: Declare it.
8551 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
8553 2016-03-25 Alan Modra <amodra@gmail.com>
8556 * config/rs6000/constraints.md (j): Simplify.
8557 * config/rs6000/predicates.md (easy_fp_constant): Exclude
8559 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
8560 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
8561 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
8562 in all constraint alternatives.
8563 (movtd_64bit_nodm): Delete "j" constraint alternative.
8565 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
8567 * tree-ssa-propagate.c: Enhance docs for
8568 SSA_PROP_NOT_INTERESTING.
8570 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
8572 * doc/extend.texi: Fix typo in documentation to pure attribute.
8574 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
8577 * config/pa/pa.md (bswapdi2): Use a scratch register.
8579 2016-03-24 Richard Henderson <rth@redhat.com>
8582 * fold-const.c (extract_muldiv_1): Correct test for multiplication
8585 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
8587 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
8588 using ix86_expand_binary_operator instead of gen_andsi3.
8590 2016-03-24 Richard Biener <rguenther@suse.de>
8592 PR tree-optimization/70396
8593 * tree-vect-stmts.c (vectorizable_comparison): Use
8594 get_vectype_for_scalar_type.
8596 2016-03-24 Richard Biener <rguenther@suse.de>
8599 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
8600 with register bases.
8602 2016-03-24 Richard Biener <rguenther@suse.de>
8604 PR tree-optimization/70372
8605 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
8606 build_all_ones_cst to also handle vector types correctly.
8608 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
8611 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
8614 2016-03-23 Marek Polacek <polacek@redhat.com>
8617 * doc/invoke.texi: Document -Wignored-attributes.
8619 2016-03-23 Bin Cheng <bin.cheng@arm.com>
8621 PR tree-optimization/69042
8622 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
8623 parameter from 30 to 40.
8625 2016-03-23 Bin Cheng <bin.cheng@arm.com>
8627 PR tree-optimization/69042
8628 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
8629 for use with constant offset stripped in base.
8631 2016-03-23 Richard Biener <rguenther@suse.de>
8634 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
8635 mode compatibility check.
8636 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
8638 2016-03-23 Jeff Law <law@redhat.com>
8640 PR tree-optimization/64058
8641 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
8643 (struct ssa_conflicts): Move up earlier in the file.
8644 (conflicts_, var_map_): New static variables.
8645 (initialize_conflict_count): New function to initialize the
8646 CONFLICT_COUNT field for each conflict pair.
8647 (compare_pairs): Lazily initialize the conflict count and use it
8648 as the first tie-breaker.
8649 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
8650 and wipe conflicts_ and map_ around the call to qsort. Remove
8651 special case for 2 coalesce pairs.
8652 * bitmap.c (bitmap_count_unique_bits): New function.
8653 (bitmap_count_bits_in_word): New function, extracted from
8655 (bitmap_count_bits): Use bitmap_count_bits_in_word.
8656 * bitmap.h (bitmap_count_unique_bits): Declare it.
8658 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
8661 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
8662 transparent alias chain for decl assembler name.
8663 * config/sol2.c (solaris_assemble_visibility): Likewise.
8665 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8667 * config/arm/arm1020e.md (1020call_op): Reduce reservation
8669 (v10_fdivs): Likewise.
8670 (v10_fdivd): Likewise.
8672 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8675 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
8676 to not call fclose twice on file.
8678 2016-03-23 Jakub Jelinek <jakub@redhat.com>
8680 PR tree-optimization/70354
8681 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
8682 oprnd0 is wider than oprnd1 and there is a cast from the wider
8683 type to oprnd1, mask it with the mask of the narrower type.
8686 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
8687 Optimize TARGET_STV splitters, if high or low word of last argument
8690 2016-03-22 Jeff Law <law@redhat.com>
8693 tree-ssa-threadbackward.c
8694 (fsm_find_control_statement_thread_paths): Correctly distinguish
8695 between old style jump threads vs FSM jump threads.
8697 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
8700 * config/i386/i386.c (scalar_chain::convert_op): Support
8701 uninitialized register usage case.
8703 2016-03-22 Richard Biener <rguenther@suse.de>
8706 * genmatch.c (gen_transform): Adjust last parameter to a three-state
8708 (capture::gen_transform): ... to change behavior when substituting
8709 a condition into cond or not-cond expr context.
8710 (dt_simplify::gen_1): Adjust.
8711 * gimple-match-head.c: Include gimplify.h for unshare_expr.
8712 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
8713 last change and instead change to
8714 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
8715 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
8717 2016-03-22 Anthony Green <green@moxielogic.com>
8719 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
8720 issue for moxiebox targets.
8721 (CC1PLUS_SPEC): Ditto.
8723 2016-03-22 Richard Biener <rguenther@suse.de>
8726 * fold-const.c (extract_muldiv_1): Properly perform multiplication
8729 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
8731 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
8733 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
8736 * config/i386/i386.c (def_builtin): Handle
8737 OPTION_MASK_ISA_AVX512VL to be and-ed with other
8739 (const struct builtin_description bdesc_special_args[]):
8740 Remove duplicate ISA bits.
8742 2016-03-22 Jakub Jelinek <jakub@redhat.com>
8745 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
8746 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
8747 in a way that works also for AVX512BW.
8750 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
8751 instead of source if operands[1] is xmm16 and above and
8752 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
8753 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
8756 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
8757 on assign if (*from_p) is a comparison, set it to
8758 TREE_NO_WARNING (*from_p).
8760 2016-03-21 Jakub Jelinek <jakub@redhat.com>
8763 * lra.c (restore_scratches): Ignore deleted insns.
8765 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
8766 Jakub Jelinek <jakub@redhat.com>
8768 PR tree-optimization/70317
8769 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
8772 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
8775 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
8776 of ix86_expand_move.
8778 (movti): Use general_operand for operand 1 predicate.
8780 2016-03-21 Martin Liska <mliska@suse.cz>
8782 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
8784 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
8786 2016-03-21 Martin Liska <mliska@suse.cz>
8789 * ipa-icf.c (sem_function::parse): Skip static
8790 constructors and destructors.
8792 2016-03-21 Jakub Jelinek <jakub@redhat.com>
8795 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
8796 function-like macro, peek following token(s) if it is followed
8797 by CPP_OPEN_PAREN token with optional padding in between, and
8798 if not, don't treat it like a macro.
8800 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
8801 Alexander Monakov <amonakov@ispras.ru>
8803 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
8804 for the stabs debug format.
8806 2016-03-21 Richard Biener <rguenther@suse.de>
8808 PR tree-optimization/70310
8809 * tree-vect-generic.c (expand_vector_condition): Fold the built
8812 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
8815 * config/i386/sse.md: (define_insn "*vec_dup<mode>"/AVX2):
8816 Block third alternative for AVX-512VL target,
8818 2016-03-21 Martin Liska <mliska@suse.cz>
8821 * hsa-brig.c (emit_function_directives): Mark unemitted
8822 global variables for emission.
8823 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
8824 (get_symbol_for_decl): Likewise.
8825 * hsa.h (struct hsa_symbol): New flag.
8827 2016-03-21 Richard Biener <rguenther@suse.de>
8829 PR tree-optimization/70288
8830 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
8831 we do not estimate unsimplified all-constant conditionals or
8832 switches as optimized away.
8834 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
8836 PR rtl-optimization/69102
8837 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
8838 when we have a readonly dependency context.
8840 2016-03-18 Jeff Law <law@redhat.com>
8842 PR rtl-optimization/70263
8843 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
8844 (update_equiv_regs): When trying to move a store to after the insn
8845 that sets the source of the store, make sure the store occurs after
8846 the insn that sets the source of the store. When successful note
8847 the REG_EQUIV note created in the dump file.
8849 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
8850 Bernd Schmidt <bschmidt@redhat.com>
8852 * doc/extend.texi: Document more potential problems with basic asms.
8854 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
8856 PR rtl-optimization/70278
8857 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
8860 2016-03-18 Jason Merrill <jason@redhat.com>
8862 * calls.c (load_register_parameters): Fix zero size sibcall logic.
8864 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
8866 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
8867 values to 128b regs.
8869 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
8871 PR tree-optimization/70252
8872 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
8873 boolean vector has a proper number of elements.
8874 (supportable_narrowing_operation): Likewise.
8876 2016-03-18 Tom de Vries <tom@codesourcery.com>
8879 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
8881 2016-03-18 Jakub Jelinek <jakub@redhat.com>
8883 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
8884 instead of replace_rtx for DEBUG_INSNs.
8886 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
8888 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
8889 load type reservations.
8891 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
8894 * config/pa/constraints.md: Revert 2015-02-13 change. Use
8895 define_constraint for "Q" and "T" constraints.
8897 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
8899 Tweak the pipeline model for Exynos M1
8901 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
8904 2016-03-17 David Malcolm <dmalcolm@redhat.com>
8907 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
8908 where one or both locations aren't within a line_map.
8910 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
8913 * opts.c (finish_options): Don't set flag_pie to the default if
8914 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
8917 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
8919 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
8920 true as ALL_REGS argument to replace_rtx.
8922 2016-03-17 Richard Biener <rguenther@suse.de>
8925 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
8928 2016-03-17 Jakub Jelinek <jakub@redhat.com>
8931 * rtl.h (replace_rtx): Add ALL_REGS argument.
8932 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
8933 equality and assert mode is the same, instead of just rtx pointer
8935 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
8936 true as ALL_REGS argument to replace_rtx.
8938 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
8940 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
8941 for boolean vector with vector mode only.
8942 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
8944 2016-03-17 Nick Clifton <nickc@redhat.com>
8947 * config/rx/rx.c (rx_print_integer): Print negative constants in
8950 2016-03-17 Jakub Jelinek <jakub@redhat.com>
8953 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
8955 2016-03-16 Richard Henderson <rth@redhat.com>
8956 Richard Biener <rguenth@suse.de>
8961 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
8962 first operand as is_gimple_condexpr.
8967 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
8968 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
8969 Do not gimplify the result.
8970 (do_unop): Adjust call to tree_vec_extract.
8971 (do_binop): Likewise.
8972 (do_compare): Likewise.
8973 (do_plus_minus): Likewise.
8974 (do_negate): Likewise.
8975 (expand_vector_condition): Likewise.
8976 (do_cond): Likewise.
8978 2016-03-16 Richard Henderson <rth@redhat.com>
8981 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
8982 (aarch64_classify_address): Use it.
8983 (aarch64_legitimize_address): Force all subexpressions of PLUS
8984 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
8986 2016-03-16 Jakub Jelinek <jakub@redhat.com>
8987 Richard Biener <rguenth@suse.de>
8990 * rtlanal.c (replace_rtx): For REG, if from is a REG,
8991 return to even if only REGNO is equal, and assert
8994 2016-03-11 Jeff Law <law@redhat.com>
8996 PR rtl-optimization/70224
8997 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
8999 2016-03-16 Richard Henderson <rth@redhat.com>
9002 * function.h (struct function): Add has_forced_label_in_static.
9003 * gimplify.c (force_labels_r): Set it.
9004 * lto-streamer-in.c (input_struct_function_base): Read it.
9005 * lto-streamer-out.c (output_struct_function_base): Write it.
9006 * tree-inline.c (has_label_address_in_static_1): Remove.
9007 (copy_forbidden): Remove fndecl parameter; test
9008 has_forced_label_in_static.
9009 (inline_forbidden_p): Update call to copy_forbidden.
9010 (tree_versionable_function_p): Likewise.
9011 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
9012 (chkp_versioning): Likewise.
9013 * tree-inline.h (copy_forbidden): Update decl.
9015 2016-03-16 Marek Polacek <polacek@redhat.com>
9018 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
9019 function being thunked if the result type doesn't have fixed size.
9020 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
9021 doesn't have fixed size.
9023 2016-03-16 Bin Cheng <bin.cheng@arm.com>
9025 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
9026 reporting malformed loop nest.
9028 2016-03-16 Tom de Vries <tom@codesourcery.com>
9031 * ipa-devirt.c (possible_polymorphic_call_targets): Move
9032 nodes.length () == 1 test to before first nodes[0] access.
9034 2016-03-16 Tom de Vries <tom@codesourcery.com>
9036 PR tree-optimization/68715
9037 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
9040 2016-03-16 Tom de Vries <tom@codesourcery.com>
9042 PR tree-optimization/68809
9043 * graphite-scop-detection.c (same_close_phi_node): Test if result types
9046 2016-03-16 Carlos O'Donell <carlos@redhat.com>
9047 Sandra Loosemore <sandra@codesourcery.com>
9049 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
9050 on leaf attribute. Mention ELF interposition problems.
9052 2016-03-16 Alan Modra <amodra@gmail.com>
9054 PR rtl-optimization/69195
9055 PR rtl-optimization/47992
9056 * ira.c (indirect_jump_optimize): Ignore artificial defs.
9059 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
9062 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
9064 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
9066 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
9068 2016-03-15 Jakub Jelinek <jakub@redhat.com>
9070 PR rtl-optimization/70222
9071 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
9072 optimization if mode is different from result_mode, queue up masking
9073 of the result in outer_op. Formatting fix.
9076 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
9079 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
9081 PR rtl-optimization/69032
9082 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
9083 looping backwards over basic block insns.
9085 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
9088 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
9089 to non-speculative when propagating trap bits.
9091 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
9093 PR rtl-optimization/63384
9094 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
9097 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
9100 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
9101 factored out from ...
9102 (sched_analyze_insn): ... here.
9103 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
9104 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
9105 get_implicit_reg_pending_clobbers in it.
9106 (setup_id_reg_sets): Use setup_id_implicit_regs.
9107 (deps_init_id): Ditto.
9109 2016-03-15 Tom de Vries <tom@codesourcery.com>
9112 * cgraph.c (cgraph_node::get_body): Save, reset and restore
9114 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
9115 execute_function_dump.
9116 (execute_one_pass): Don't dump function if it will be dumped after ipa
9119 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
9121 * genrecog.c (match_pattern_2): If pred is NULL don't call
9122 safe_predicate_mode on it.
9124 2016-03-14 Jakub Jelinek <jakub@redhat.com>
9127 * lra-constraints.c (delete_move_and_clobber): Change assertion
9128 to also allow dregno == 0.
9130 2016-03-14 Richard Henderson <rth@redhat.com>
9133 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
9134 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
9135 (reassociate_bb): Use optimize_vec_cond_expr; avoid
9136 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
9139 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
9142 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
9144 (lra_create_live_ranges_1): initialize hard register biggest_mode to
9146 * lra-constraints.c (split_reg): For hard regs, try to find the
9147 biggest single-register mode used in the function.
9149 2016-03-14 Richard Biener <rguenther@suse.de>
9151 PR tree-optimization/56365
9152 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
9153 constants to compare against.
9155 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
9158 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
9159 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
9160 (define_split for the GPR case): Use int_reg_operand instead of
9161 gpc_reg_operand for the output.
9163 2016-03-14 Tom de Vries <tom@codesourcery.com>
9165 PR tree-optimization/70045
9166 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
9167 create_empty_if_region_on_edge argument.
9169 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
9171 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
9172 (STACK_CHECK_PROTECT): Likewise.
9173 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
9174 (STACK_CHECK_PROTECT): Likewise.
9175 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
9176 (STACK_CHECK_PROTECT): Likewise.
9177 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
9178 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
9179 (STACK_CHECK_PROTECT): Likewise.
9181 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
9183 PR rtl-optimization/69307
9184 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
9185 registers in modes that span more than one register.
9187 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
9190 * lra-constraints.c (delete_move_and_clobber): New.
9191 (remove_inheritance_pseudos): Use it.
9193 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
9196 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
9197 the libcall is LCT_THROW.
9198 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
9199 for the checking routine.
9201 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
9204 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
9205 optimization if we have direct move.
9206 (roundu32<mode>2_fprs): Likewise.
9208 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
9211 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
9213 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
9214 Arguments swapped. All callers changed. Take reg_renumber into
9215 account, and Calculate and compare register ranges for hard regs.
9217 2016-03-11 Jeff Law <law@redhat.com>
9219 PR tree-optimization/70190
9220 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
9221 Handle cases where we can not extract the taken edge, even though we
9222 found a constant value.
9224 PR tree-optimization/64058
9225 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
9226 (num_coalesce_pairs): Move up earlier in file.
9227 (find_coalesce_pair): Initialize the INDEX field for each pair
9229 (compare_pairs): No longer sort on the elements in each pair.
9230 Instead break ties with the index of the coalesce pair.
9232 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9235 * config/aarch64/aarch64-protos.h
9236 (aarch64_save_restore_target_globals): New prototype.
9237 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
9238 Call the above when popping pragma.
9239 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
9241 (aarch64_set_current_function): Rewrite using the above.
9243 2016-03-11 Jakub Jelinek <jakub@redhat.com>
9245 PR tree-optimization/70177
9246 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
9247 (extract_ops_from_tree): ... this. In the 2 argument
9248 overload remove _1 suffix.
9249 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
9250 (extract_ops_from_tree): ... this.
9251 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
9253 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
9254 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
9255 extract_ops_from_tree instead of 2 operand one.
9257 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
9259 PR tree-optimization/70013
9260 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
9261 for constant-pool entries.
9263 2016-03-11 Jakub Jelinek <jakub@redhat.com>
9265 PR rtl-optimization/70174
9266 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
9267 followed by gen_lowpart on force_reg instead of just gen_lowpart.
9269 PR tree-optimization/70169
9270 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
9271 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
9274 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
9275 Jakub Jelinek <jakub@redhat.com>
9278 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
9279 of uninitialized values.
9281 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9283 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
9285 ("*trunctddd2"): New pattern definition.
9286 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
9289 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9291 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
9292 definitions for BFP and DFP rounding modes.
9293 ("fixuns_truncdddi2", "fixuns_trunctddi2")
9294 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
9295 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
9296 ("fix_trunctf<mode>2"): Use the new constants instead of magic
9299 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9301 * config/s390/constraints.md: Adjust comment.
9302 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
9303 s390_decompose_addrstyle_without_index.
9304 * config/s390/predicates.md (shift_count_or_setmem_operand):
9305 Rename to setmem_operand.
9306 * config/s390/s390-protos.h
9307 (s390_decompose_shift_count): Rename to
9308 s390_decompose_addrstyle_without_index.
9309 * config/s390/s390.c (s390_decompose_shift_count)
9310 (s390_mem_constraint, print_shift_count_operand)
9311 (print_operand_address, print_operand): Rename
9312 s390_decompose_shift_count to
9313 s390_decompose_addrstyle_without_index and rename
9314 print_shift_count_operand to print_addrstyle_operand troughout the
9316 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
9317 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
9318 Rename shift_count_or_setmem_operand to setmem_operand.
9319 * config/s390/vx-builtins.md ("vec_insert<mode>")
9320 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
9323 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9326 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
9327 Handle overlapping retval and newval.
9329 2016-03-10 Nick Clifton <nickc@redhat.com>
9332 * config/aarch64/aarch64.c
9333 (aarch64_override_options_after_change_1): When forcing
9334 flag_omit_frame_pointer to be true, use a special value that can
9335 be detected if this function is called again, thus preventing
9336 flag_omit_leaf_frame_pointer from being forced to be false.
9338 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9340 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
9341 Set x_flag_omit_leaf_frame_pointer when handling
9342 -momit-leaf-frame-pointer.
9344 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
9347 * cgraph.c (cgraph_node::dump): Dump split_part and
9348 indirect_call_target.
9349 * cgraph.h (cgraph_node): Add indirect_call_target flag.
9350 * ipa.c (has_addr_references_p): Cleanup.
9351 (is_indirect_call_target_p): New.
9352 (walk_polymorphic_call_targets): Do not mark virtuals that may be
9353 called indirectly as local.
9354 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
9356 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
9359 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
9360 on cxa_pure_virtual.
9362 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
9365 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
9367 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
9370 * tree.c (need_assembler_name_p): Only record main variant type names.
9372 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
9375 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
9376 Always define to 0 or 1.
9377 (TARGET_FIX_ERR_A53_843419): New macro.
9378 * config/aarch64/aarch64-elf-raw.h
9379 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
9380 * config/aarch64/aarch64-linux.h: Likewise.
9381 * config/aarch64/aarch64.c
9382 (aarch64_override_options_after_change_1): Do not default
9383 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
9385 (aarch64_attributes): Handle fix-cortex-a53-843419.
9386 (aarch64_can_inline_p): Likewise.
9387 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
9389 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
9390 Jakub Jelinek <jakub@redhat.com>
9392 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
9393 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
9394 DECL_COMMONS if flag_unconstrained_commons is set.
9395 * tree-dfa.c (get_ref_base_and_extent): Likewise.
9396 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
9397 (funconstrained-commons): Document.
9399 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
9401 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
9402 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
9404 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
9406 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
9407 has a proper number of elements.
9409 2016-03-10 Alan Modra <amodra@gmail.com>
9411 PR rtl-optimization/69195
9412 PR rtl-optimization/47992
9413 * ira.c (recorded_label_ref): Delete.
9414 (update_equiv_regs): Return void.
9415 (indirect_jump_optimize): New function.
9416 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
9417 before regstat_compute_ri. Don't rebuild_jump_labels here.
9418 Delete update_regstat.
9420 2016-03-10 Richard Biener <rguenther@suse.de>
9422 PR tree-optimization/70128
9423 * tree-ssa-structalias.c (set_uids_in_ptset): Set
9424 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
9426 2016-03-09 Jakub Jelinek <jakub@redhat.com>
9428 PR tree-optimization/70152
9429 * tree-sra.c (replace_removed_params_ssa_names): Copy over
9430 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
9433 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
9434 instead of gen_sse2_loadlpd.
9435 * config/i386/sse.md (*vec_concatv2df): Rename to...
9436 (vec_concatv2df): ... this.
9438 PR tree-optimization/70127
9439 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
9441 2016-03-09 David Malcolm <dmalcolm@redhat.com>
9445 * diagnostic-show-locus.c (compatible_locations_p): New function.
9446 (layout::layout): Sanitize ranges using compatible_locations_p.
9448 2016-03-09 David Malcolm <dmalcolm@redhat.com>
9452 * diagnostic-show-locus.c (layout_range::layout_range): Replace
9453 location_range param with three const expanded_locations * and a
9455 (layout::layout): Replace call to
9456 rich_location::lazily_expand_location with get_expanded_location.
9457 Extract the range and perform location expansion here, passing
9458 the results to the layout_range ctor.
9459 * diagnostic.c (source_range::debug): Delete.
9460 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
9461 of rich_location::get_expanded_location.
9462 * gcc-rich-location.c (get_range_for_expr): Delete.
9463 (gcc_rich_location::add_expr): Reimplement to avoid the
9464 rich_location::add_range overload that took a location_range,
9465 passing a location_t instead.
9467 2016-03-09 Richard Biener <rguenther@suse.de>
9468 Jakub Jelinek <jakub@redhat.com>
9470 PR tree-optimization/70138
9471 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
9472 Also skip vect_double_reduction_def.
9474 2016-03-09 Jakub Jelinek <jakub@redhat.com>
9477 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
9478 if the operand is "m".
9480 2016-03-09 Nathan Sidwell <nathan@acm.org>
9482 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
9484 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
9486 * config/i386/i386.c (processor_target_table): Fix cost table
9487 intialization order for znver1.
9489 2016-03-08 Jakub Jelinek <jakub@redhat.com>
9491 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
9492 - becuase -> because.
9493 * ipa-reference.c (ignore_module_statics): Likewise.
9494 * cgraph.c (cgraph_node::get_body): Likewise.
9495 * ipa-inline.c (early_inliner): Likewise.
9496 * ipa-devirt.c (types_same_for_odr): Likewise.
9497 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
9498 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
9500 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9502 * tree-ssa-math-opts.c: Fix typo in comment.
9504 2016-03-08 Jakub Jelinek <jakub@redhat.com>
9507 * config/i386/i386.c (scalar_chain::make_vector_copies,
9508 scalar_chain::convert_reg): Call end_sequence in between
9509 get_insns and emit_conversion_insns rather than after both
9512 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
9515 * config/i386/i386.h (machine_function): Add
9516 pc_thunk_call_expanded flag.
9517 (ix86_pc_thunk_call_expanded): New define.
9518 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
9519 (*set_got): Rename insn pattern from set_got.
9520 (*set_got_labelled): Rename inst pattern from set_got_labelled.
9521 * config/i386/i386.c (ix86_compute_frame_layout): Use
9522 ix86_pc_thunk_call_expanded to prevent red-zone.
9524 2016-03-07 Martin Jambor <mjambor@suse.cz>
9526 * hsa.h (hsa_get_ctor_statements): Declare.
9527 (hsa_get_dtor_statements): Likewise.
9528 (hsa_get_kernel_dispatch_type): Likewise.
9529 * hsa.c (hsa_get_ctor_statements): New function.
9530 (hsa_get_dtor_statements): Likewise.
9531 (hsa_get_kernel_dispatch_type): Likewise.
9532 * hsa-brig.c (hsa_cdtor_statements): Removed.
9533 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
9534 hsa_get_dtor_statements.
9535 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
9536 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
9538 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
9540 * config/arm/arm-cores.def (cortex-r8): New.
9541 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
9542 * config/arm/arm-tune.md: Likewise.
9543 * doc/invoke.texi: Add cortex-r8 to list of cpu values.
9545 2016-03-07 Martin Sebor <msebor@redhat.com>
9547 PR rtl-optimization/19705
9548 * doc/invoke.texi (Options That Control Optimization): Clarify
9549 -fno-branch-count-reg.
9551 2016-02-26 Richard Biener <rguenther@suse.de>
9552 Jeff Law <law@redhat.com>
9554 PR tree-optimization/69740
9555 * cfghooks.c (remove_edge): Request loop fixups if we delete
9556 an edge that might turn an irreducible loop into a natural
9558 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
9559 Move after definition of loops_state_clear.
9561 2016-03-07 Bin Cheng <bin.cheng@arm.com>
9563 PR rtl-optimization/69052
9564 * rtlanal.c (commutative_operand_precedence): Set higher precedence
9567 2016-03-07 Tom de Vries <tom@codesourcery.com>
9569 PR tree-optimization/70116
9570 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
9571 is_tm_ending stmts and ubsan/asan internal functions.
9572 (find_duplicate): Use it. Don't test is_tm_ending here.
9574 2016-03-07 Richard Biener <rguenther@suse.de>
9576 PR tree-optimization/70115
9577 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
9578 (propagate_constants_for_unrolling): Use replace_uses_by.
9580 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
9583 * omp-low.c (struct oacc_loop): Add ifns.
9584 (new_oacc_loop_raw): Initialize it.
9585 (finish_oacc_loop): Clear mask & flags if no ifns.
9586 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
9587 (oacc_loop_xform_loop): Add ifns arg & adjust.
9588 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
9590 2016-03-07 Richard Henderson <rth@redhat.com>
9593 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
9594 (insert_value_copy_on_edge): Likewise.
9596 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9598 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
9600 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9603 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
9605 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
9607 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
9609 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
9611 Fix sseimul type attribute.
9612 * config/i386/znver1.md
9613 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
9614 znver1_sseimul_avx256_load) : Fix the type attribute.
9615 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
9616 pipe usage and latency.
9618 2016-03-05 Jakub Jelinek <jakub@redhat.com>
9621 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
9622 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
9625 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
9628 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
9630 PR rtl-optimization/69941
9631 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
9632 the reg share its mode.
9634 2016-03-04 Jeff Law <law@redhat.com>
9636 PR tree-optimization/69196
9637 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
9638 If the both SSA_NAMEs are anonymous, then consider them unassociated
9639 and include the PHI in the statement count.
9641 2016-03-05 Tom de Vries <tom@codesourcery.com>
9643 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
9644 construct in oacc routine. Check for oacc region in oacc routine.
9646 2016-03-04 Jakub Jelinek <jakub@redhat.com>
9649 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
9650 2016-02-22 changes, instead don't recurse if RECUR is already true.
9651 Don't change *dynamic_check if RECUR. Adjust recursive caller
9652 to pass true to the new argument.
9653 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
9656 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
9657 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
9659 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
9661 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
9663 PR rtl-optimization/57676
9664 * lra-assigns.c (lra_assign): Guard test for maximum iterations
9667 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
9669 * tree-vect-patterns.c (search_type_for_mask): Handle
9670 comparison of booleans.
9672 2016-03-04 Jakub Jelinek <jakub@redhat.com>
9674 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
9678 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
9679 all other ops that have dw_val_class_die_ref operands,
9680 and DW_OP_GNU_entry_value.
9682 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9684 PR rtl-optimization/69904
9685 * config/arm/arm.c (arm_cannot_copy_insn_p):
9686 Return true for load-exclusive instructions.
9688 2016-03-03 Jakub Jelinek <jakub@redhat.com>
9691 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
9692 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
9693 the pattern no matter if it is used just by non-pattern, pattern
9695 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
9696 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
9697 oprnd1 def_stmt is in pattern, don't look through it.
9699 2016-03-03 Marek Polacek <polacek@redhat.com>
9702 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
9704 2016-03-03 Martin Liska <mliska@suse.cz>
9706 PR tree-optimization/70043
9707 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
9708 previous statement if we see a debug statement.
9710 2016-03-03 Richard Biener <rguenther@suse.de>
9712 PR tree-optimization/55936
9713 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
9714 parameter and guard unsafe equivalence use.
9715 (vrp_evaluate_conditional_warnv_with_ops): Always use
9716 safe equivalences but not via the quadratic compare_names
9719 2016-03-03 Michael Collison <michael.collison@linaro.org>
9722 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
9723 for operand 1 to s_register_operand. Change predicate for operand
9724 2 to arm_not_immediate_operand.
9726 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
9728 * doc/tm.texi: Regenerated.
9730 2016-03-02 Richard Henderson <rth@redhat.com>
9733 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
9734 simplification when all args are positive non-fixed registers.
9736 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9738 * target.def (lra_p): Specify that new ports should use LRA.
9740 2016-03-02 Jakub Jelinek <jakub@redhat.com>
9743 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
9744 gimplify_type_sizes the type they refer to.
9745 (omp_notice_variable): Handle reference vars to VLAs.
9746 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
9747 reference to VLA decls in the second pass instead of first pass.
9749 2016-03-02 Tom de Vries <tom@codesourcery.com>
9751 PR tree-optimization/68659
9752 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
9753 new_expr == NULL_TREE.
9754 (get_new_name): Handle ADDR_EXPR.
9756 2016-03-02 Bin Cheng <bin.cheng@arm.com>
9758 PR rtl-optimization/69052
9759 * loop-invariant.c (canonicalize_address): New function.
9760 (inv_can_prop_to_addr_use): Check validity of address expression
9761 which is canonicalized by above function.
9763 2016-03-02 Alan Modra <amodra@gmail.com>
9766 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
9769 2016-03-02 Jakub Jelinek <jakub@redhat.com>
9772 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
9773 (*movhi_internal): Put mask moves from and to memory separately
9774 from moves from/to GPRs.
9776 2016-03-02 Richard Biener <rguenther@suse.de>
9778 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
9779 GENERIC expressions in GIMPLE.
9781 2016-03-02 Richard Biener <rguenther@suse.de>
9783 * config/i386/i386.c (type_natural_mode): Fix typo.
9785 2016-03-02 Nick Clifton <nickc@redhat.com>
9787 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
9789 2016-03-02 Richard Biener <rguenther@suse.de>
9790 Uros Bizjak <ubizjak@gmail.com>
9793 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
9795 2016-03-02 Richard Biener <rguenther@suse.de>
9798 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
9800 2016-03-02 Marek Polacek <polacek@redhat.com>
9803 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
9804 "is promoted to" warning.
9806 2016-03-01 DJ Delorie <dj@redhat.com>
9808 * config.gcc: Deprecate mep-*.
9810 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
9813 * lra-constraints.c (regno_val_use_in): New.
9814 (match_reload): Use it instead of regno_use_in.
9816 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
9818 PR rtl-optimization/70007
9819 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
9820 references present in REG_EQUAL notes attached to non-SET patterns.
9822 2016-03-01 Jeff Law <law@redhat.com>
9824 PR tree-optimization/69196
9825 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
9826 Appropriately clamp the number of statements to copy when the
9827 thread path does not traverse a loop backedge.
9829 PR tree-optimization/69196
9830 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
9831 Do count some PHIs in the thread path against the insn count. Decrease
9832 final statement count by one as the control statement in the last
9833 block will get removed. Remove special cased code for handling PHIs
9836 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
9839 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
9840 asm dialect alternatives to explicit GOTPCREL calls.
9842 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
9845 * ira.c (do_reload): Issue warning for generic stack checking here...
9846 * reload1.c (reload): ...instead of here and streamline it.
9848 2016-03-01 Nick Clifton <nickc@redhat.com>
9850 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
9852 2016-03-01 Richard Biener <rguenther@suse.de>
9854 PR tree-optimization/69983
9855 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
9856 types and fall back to operand_equal_p.
9858 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9861 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9863 * config/s390/constraints.md ("jm8"): New constraint.
9864 * config/s390/predicates.md ("const_int_8bitset_operand"): New
9866 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
9868 ("*setmem_long<setmem_and>"): New pattern.
9869 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
9871 ("*setmem_long_31z<setmem_and>"): New pattern.
9872 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
9873 New substitution rules with the required attributes.
9876 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9879 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9881 * gensupport.c (process_substs_on_one_elem): Split loop to
9882 complete mark_operands_used_in_match_dup on all expressions in the
9884 (adjust_operands_numbers): Inline into process_substs_on_one_elem
9885 and remove function.
9887 2016-03-01 Richard Biener <rguenther@suse.de>
9890 * fold-const.c (fold_indirect_ref_1): Fix range checking for
9891 vector BIT_FIELD_REF extract.
9893 2016-03-01 Richard Biener <rguenther@suse.de>
9895 PR tree-optimization/69994
9896 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
9898 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
9900 PR tree-optimization/69956
9901 * tree-vect-stmts.c (supportable_widening_operation): Support
9902 multi-step conversion of boolean vectors.
9903 (supportable_narrowing_operation): Likewise.
9905 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9907 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
9910 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9912 * config/s390/subst.md (DSI_VI): New mode iterator.
9913 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
9914 * config/s390/vector.md ("vec_set<mode>"): Move expander before
9915 the insn definition.
9916 ("*vec_set<mode>"): Change predicate and add alternative to
9917 support only either register or const_int operands as element
9919 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
9921 ("vec_extract<mode>"): New expander.
9922 ("*vec_extract<mode>"): New insn definition supporting reg and
9923 const_int element selectors.
9924 ("*vec_extract<mode>_plus"): New insn definition supporting
9925 reg+const_int element selectors.
9926 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
9927 following expander+insn definition.
9928 ("<vec_shifts_name><mode>3"): New expander.
9929 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
9931 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9933 * config/s390/s390.md ("*tabort_1"): Change predicate to
9934 nonmemory_operand. Add a second alternative to cover
9935 register as well as const int operands.
9936 ("*tabort_1_plus"): New pattern definition.
9938 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9940 * config/s390/s390.md ("*ashrdi3_cc_31")
9941 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
9942 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
9943 Merge insn definitions into ...
9944 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
9945 New pattern definition.
9946 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
9947 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
9948 ("*ashr<mode>3_and"): Merge insn definitions into ...
9949 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
9950 New pattern definition.
9951 * config/s390/subst.md ("addr_style_op_cc_subst")
9952 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
9953 substitutions patterns plus attributes.
9954 Add ashiftrt to SUBST iterator.
9956 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9958 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
9959 op2 to nonmemory_operand.
9960 ("*<shift>di3_31", "*<shift>di3_31_and"):
9961 Merge into single pattern definition ...
9962 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
9963 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
9964 pattern definition ...
9965 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
9966 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
9969 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9971 * config/s390/predicates.md (const_int_6bitset_operand): New
9973 * config/s390/s390.md: Include subst.md.
9974 ("rotl<mode>3"): New expander.
9975 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
9977 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
9978 * config/s390/subst.md: New file.
9980 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9982 * config/s390/s390.md ("op_type", "atype", "length" attributes):
9983 Remove RRR type. It doesn't really exist.
9984 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
9986 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
9987 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
9988 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
9989 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
9990 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
9991 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
9992 `enabled' attribute.
9994 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9996 * gensupport.c (process_substs_on_one_elem): Split loop to
9997 complete mark_operands_used_in_match_dup on all expressions in the
9999 (adjust_operands_numbers): Inline into process_substs_on_one_elem
10000 and remove function.
10002 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
10005 * config/sparc/sparc.c (NWORDS_UP): Rename to...
10006 (CEIL_NWORDS): ...this. Use CEIL macro.
10007 (compute_fp_layout): Adjust to above renaming.
10008 (function_arg_union_value): Likewise.
10009 (sparc_arg_partial_bytes): Likewise.
10010 (sparc_function_arg_advance): Likewise.
10012 2016-02-29 Jeff Law <law@redhat.com>
10014 PR tree-optimization/70005
10015 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
10016 where an object with a boolean range is compared against a value
10019 PR tree-optimization/69999
10020 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
10021 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
10024 2016-02-29 Richard Biener <rguenther@suse.de>
10026 PR tree-optimization/69994
10027 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
10028 (get_unary_op): Look through nop conversions.
10029 (ops_equal_values_p): New function, look for equality diregarding
10031 (eliminate_plus_minus_pair): Use ops_equal_values_p
10032 (repropagate_negates): Do not use get_unary_op here.
10034 2016-02-29 Martin Liska <mliska@suse.cz>
10036 * system.h: Poison ENABLE_CHECKING macro.
10038 2016-02-29 Martin Liska <mliska@suse.cz>
10040 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
10041 is presented in dump flags.
10042 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
10043 (hsa_regalloc): Likewise.
10045 2016-02-19 Richard Biener <rguenther@suse.de>
10047 PR tree-optimization/69980
10048 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
10049 permutation of those we need to keep.
10051 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
10054 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
10055 (NWORDS_UP): ...this
10056 (init_cumulative_args): Minor tweaks.
10057 (sparc_promote_function_mode): Likewise.
10058 (scan_record_type): Delete.
10059 (traverse_record_type): New function template.
10060 (classify_data_t): New structure type.
10061 (classify_registers): New inline function.
10062 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
10063 exhausted. Instantiate traverse_record_type on classify_registers and
10064 deal with the case of a structure passed in slot #15 with no FP field
10066 (assign_data_t): New structure type.
10067 (compute_int_layout): New static function.
10068 (compute_fp_layout): Likewise.
10069 (count_registers): New inline function.
10070 (assign_int_registers): New static function.
10071 (assign_fp_registers): Likewise.
10072 (assign_registers): New inline function.
10073 (function_arg_record_value_1): Delete.
10074 (function_arg_record_value_2): Likewise.
10075 (function_arg_record_value_3): Likewise.
10076 (function_arg_record_value): Adjust to above changes. Instantiate
10077 traverse_record_type on count_registers to first count the number of
10078 registers to be used and then on assign_registers to assign them.
10079 (function_arg_union_value): Adjust to above renaming.
10080 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
10081 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
10082 case of a structure passed in slot #15
10083 (sparc_function_arg_advance): Likewise.
10084 (function_arg_padding): Minor tweak.
10086 2016-02-29 Richard Biener <rguenther@suse.de>
10088 PR tree-optimization/69720
10089 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
10090 the adjustment_def path for possibly vectorized defs.
10091 (vect_create_epilog_for_reduction): Handle vectorized initial
10094 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
10096 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
10098 2016-02-27 Jeff Law <law@redhat.com>
10101 2016-02-26 Richard Biener <rguenther@suse.de>
10102 Jeff Law <law@redhat.com>
10104 PR tree-optimization/69740
10105 * cfghooks.c (remove_edge): Request loop fixups if we delete
10106 an edge that might turn an irreducible loop into a natural
10109 2016-02-27 Jakub Jelinek <jakub@redhat.com>
10111 PR rtl-optimization/69896
10112 * tree-vect-generic.c (get_compute_type): Avoid single element
10115 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
10117 Rename the AArch64 tuning option and related functions to enable the
10118 Newton series for the reciprocal square root to reflect its
10119 approximative characteristic.
10121 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
10122 function to "aarch64_emit_approx_rsqrt".
10123 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
10124 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
10125 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
10126 (xgene1_tunings): Likewise.
10127 (use_rsqrt_p): Likewise.
10128 (aarch64_emit_swrsqrt): Use new function name.
10129 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
10130 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
10131 text explaining this option.
10132 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
10134 2016-02-26 Jakub Jelinek <jakub@redhat.com>
10137 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
10138 complain about -mallow-movmisalign without -mvsx if
10139 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
10141 2016-02-26 Joel Sherrill <joel@rtems.org>
10143 * config.gcc: Add x86_64-*-rtems*.
10144 * config/i386/rtems-64.h: New file.
10146 2016-02-26 Joel Sherrill <joel@rtems.org>
10148 * config.gcc: Add aarch64-*-rtems*.
10149 * config/aarch64/rtems.h: New file.
10151 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
10154 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
10155 shift amount using %h. Add comment.
10157 2016-02-26 Richard Biener <rguenther@suse.de>
10158 Jeff Law <law@redhat.com>
10160 PR tree-optimization/69740
10161 * cfghooks.c (remove_edge): Request loop fixups if we delete
10162 an edge that might turn an irreducible loop into a natural
10165 2016-02-26 Martin Jambor <mjambor@suse.cz>
10167 PR middle-end/69920
10168 * tree-sra.c (sra_modify_assign): Do not remove loads of
10169 uninitialized aggregates to SSA_NAMEs.
10171 2016-02-26 Richard Henderson <rth@redhat.com>
10174 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
10175 pseudo in case the target rtx matches the source of the left
10178 2016-02-26 Martin Jambor <mjambor@suse.cz>
10181 * hsa.h (hsa_type_packed_p): Declare.
10182 * hsa.c (hsa_type_packed_p): New function.
10183 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
10185 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
10186 * hsa-brig.c (emit_basic_insn): Likewise.
10188 2016-02-26 Martin Jambor <mjambor@suse.cz>
10191 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
10193 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
10195 2016-02-26 Martin Jambor <mjambor@suse.cz>
10197 * hsa.h (is_a_helper): New overload for hsa_op_immed for
10198 hsa_op_with_type operands.
10199 (hsa_unsigned_type_for_type): Declare.
10200 * hsa.c (hsa_unsigned_type_for_type): New function.
10201 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
10202 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
10203 the finalizer. Do not emit extra move.
10205 2016-02-26 Martin Jambor <mjambor@suse.cz>
10207 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
10208 atomic operations in private segment.
10210 2016-02-26 Martin Jambor <mjambor@suse.cz>
10212 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
10213 statements to wi->info. Also disallow omp simd constructs.
10214 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
10215 for not gridifying. Dump special string for omp_for.
10217 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10220 * config/aarch64/aarch64.c (aarch64_set_current_function):
10221 Save/restore target globals when switching to
10222 target_option_default_node.
10224 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10227 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
10228 Return 0 if !SHIFT_COUNT_TRUNCATED.
10230 2016-02-26 Jakub Jelinek <jakub@redhat.com>
10231 Eric Botcazou <ebotcazou@adacore.com>
10233 PR rtl-optimization/69891
10234 * dse.c (scan_insn): If we can't figure out memset arguments
10235 or they are non-constant, call clear_rhs_from_active_local_stores.
10237 2016-02-26 Martin Liska <mliska@suse.cz>
10239 * doc/extend.texi: Mention clog10, clog10f an clog10l
10240 in Builtins section.
10242 2016-02-26 Martin Liska <mliska@suse.cz>
10244 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
10246 (resolve_args_picking_1): Likewise.
10247 * dwarf2out.h (struct GTY): Likewise.
10249 2016-02-26 Martin Liska <mliska@suse.cz>
10251 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
10252 with flag_checking.
10253 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
10255 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
10256 Martin Liska <mliska@suse.cz>
10258 * doc/install.texi: Mention --enable-valgrind-annotations.
10260 2016-02-26 Richard Biener <rguenther@suse.de>
10262 PR tree-optimization/69551
10263 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
10264 looking through aliases adjust DECL_PT_UID to refer to the
10265 ultimate alias target.
10267 2016-02-25 Martin Liska <mliska@suse.cz>
10269 PR middle-end/69919
10270 * alloc-pool.c (after_memory_report): New variable.
10271 * alloc-pool.h (base_pool_allocator ::release): Do not use
10272 the infrastructure if after_memory_report.
10273 * toplev.c (toplev::main): Mark after memory report.
10275 2016-02-25 Richard Biener <rguenther@suse.de>
10277 PR tree-optimization/48795
10278 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
10280 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
10283 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
10284 offloading is enabled and -fopenacc or -fopenmp is specified.
10285 (CRTOFFLOADEND): Likewise.
10286 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
10287 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
10288 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
10289 (offload_objects_file_name): New static var.
10290 (tool_cleanup): Remove offload_objects_file_name file.
10291 (find_offloadbeginend): Replace with ...
10292 (find_crtoffloadtable): ... this.
10293 (run_gcc): Remove offload_argc and offload_argv.
10294 Get offload_objects_file_name from -foffload-objects=... option.
10295 Read names of object files with offload from this file, pass them to
10296 compile_images_for_offload_targets. Don't call find_offloadbeginend and
10297 don't pass offloadbegin and offloadend to the linker. Don't pass
10298 offload non-LTO files to the linker, because now they're not claimed.
10300 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
10303 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
10304 on builtin_unreachable.
10306 2016-02-25 Jakub Jelinek <jakub@redhat.com>
10308 PR rtl-optimization/69896
10309 * regcprop.c: Include cfgrtl.h.
10310 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
10311 than remembered mode, either delete it (if noop_move_p), or
10312 treat like copy_p but not noop_p instruction.
10314 2016-02-24 Jakub Jelinek <jakub@redhat.com>
10317 * dwarf2out.c (gen_variable_die): Work around buggy LTO
10318 - allow NULL decl for Fortran DW_TAG_common_block variables.
10320 2016-02-24 Jason Merrill <jason@redhat.com>
10322 * common.opt (flifetime-dse): Add -flifetime-dse=1.
10324 2016-02-24 Richard Biener <rguenther@suse.de>
10325 Jakub Jelinek <jakub@redhat.com>
10327 PR middle-end/69760
10328 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
10329 conditionally executed ops to well-defined overflow behavior.
10331 2016-02-24 Jakub Jelinek <jakub@redhat.com>
10333 PR middle-end/69915
10334 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
10337 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10339 PR rtl-optimization/69886
10340 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
10341 argument. Use it when checking validity of set instructions.
10342 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
10343 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
10345 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
10346 * store-motion.c (find_moveable_store): Update
10347 can_assign_to_reg_without_clobbers_p callsite.
10349 2016-02-24 Richard Biener <rguenther@suse.de>
10351 PR middle-end/68963
10352 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
10354 (record_nonwrapping_iv): Do not fall back to the low/high bound
10355 for non-constant IV bases if the stmt is not always executed.
10357 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10359 * config/arm/arm-cores.def (cortex-a32): New entry.
10360 * config/arm/arm-tables.opt: Regenerate.
10361 * config/arm/arm-tune.md: Regenerate.
10362 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
10363 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
10364 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
10365 for -mcpu and -mtune.
10367 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10370 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
10371 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
10372 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
10373 (atomic_loaddi_1): Delete.
10374 (atomic_loaddi): Rewrite expander using the above changes.
10376 2016-02-24 Jakub Jelinek <jakub@redhat.com>
10379 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
10382 2016-02-24 Jakub Jelinek <jakub@redhat.com>
10383 Richard Biener <rguenth@suse.de>
10385 PR middle-end/69909
10386 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
10387 set_mem_attributes if tem is SSA_NAME which got expanded
10390 2016-02-24 Richard Biener <rguenther@suse.de>
10392 PR tree-optimization/69907
10393 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
10394 end of permutations for BB vectorization.
10396 2016-02-24 Christian Bruel <christian.bruel@st.com>
10398 * config/arm/arm-c.c (arm_option_override): Initialize
10399 target_option_current_node.
10400 * config/arm/arm.c (arm_pragma_target_parse): Replace
10401 build_target_option_node call by target_option_current_node.
10402 Set target_option_current_node.
10405 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
10408 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
10409 define_insn_and_split to define_insn.
10410 (zero_extendqi<mode>2_dot2): Same.
10411 (extendqi<mode>2_dot): Same.
10412 (extendqi<mode>2_dot2): Same.
10414 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
10416 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
10417 and add bypass for AES{D,E} and AESMC pairs.
10418 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
10421 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
10423 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
10424 series for reciprocal square root in Exynos M1.
10426 2016-02-23 Martin Sebor <msebor@redhat.com>
10429 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
10430 __builtin_alloca_with_align.
10432 2016-02-23 Richard Henderson <rth@redhat.com>
10434 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
10435 (ix86_register_pragmas): Remove __seg_tls.
10436 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
10437 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
10438 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
10439 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
10440 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
10441 * doc/extend.texi (__seg_tls): Remove item.
10443 2016-02-23 Richard Biener <rguenther@suse.de>
10445 * alloc-pool.h (struct allocation_object): Make id member
10446 conditional on CHECKING_P again.
10447 (get_instance): Adjust.
10448 (base_pool_allocator): Likewise.
10450 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
10452 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
10453 (parallelize_loops): In OpenACC kernels mode, set n_threads to
10455 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
10457 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
10459 2016-02-23 Richard Biener <rguenther@suse.de>
10461 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
10462 * bitmap.h (struct bitmap_usage): Likewise.
10463 (bitmap_move): Declare.
10464 * bitmap.c (register_overhead): Take size_t argument.
10465 (bitmap_move): New function.
10466 * df-problems.c (df_rd_transfer_function): Use bitmap_move
10467 to properly account overhead.
10468 * tree.c (free_node): Use tree_size.
10470 2016-02-23 Jakub Jelinek <jakub@redhat.com>
10473 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
10474 when inverting comparison.
10477 * common.opt (Wunreachable-code): Add Warning flag.
10479 2016-02-23 Mark Wielaard <mjw@redhat.com>
10480 Jakub Jelinek <jakub@redhat.com>
10483 * cgraphunit.c (check_global_declaration): Check main_input_filename
10484 and DECL_SOURCE_FILE are not NULL.
10486 2016-02-23 Martin Jambor <mjambor@suse.cz>
10488 PR tree-optimization/69666
10489 * tree-sra.c (sra_modify_assign): Do not attempt to create
10490 default_def replacements for unscalarizable regions.
10492 2016-02-20 Mark Wielaard <mjw@redhat.com>
10495 * cgraphunit.c (check_global_declaration): Check level of
10496 warn_unused_const_variable and main_input_filename.
10497 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
10498 (-Wunused-variable): For C implies -Wunused-const-variable=1.
10499 (-Wunused-const-variable): Explain levels 1 and 2.
10501 2016-02-22 Jakub Jelinek <jakub@redhat.com>
10504 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
10505 identical arguments. Formatting and spelling fixes.
10508 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
10513 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
10514 and m68k-devices.def.
10515 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
10516 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
10518 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
10520 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
10521 and HImode registers.
10523 2016-02-22 Richard Biener <rguenther@suse.de>
10525 PR tree-optimization/69882
10526 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
10527 preserve permutations present because of gaps.
10528 (vect_supported_load_permutation_p): Always continue checking
10529 permutations after vect_attempt_slp_rearrange_stmts.
10531 2016-02-22 Bin Cheng <bin.cheng@arm.com>
10533 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
10534 min_profitable_estimate, rather than min_profitable_iters.
10536 2016-02-22 Jakub Jelinek <jakub@redhat.com>
10539 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
10540 SImode for last match_operand.
10542 2016-02-22 Martin Liska <mliska@suse.cz>
10544 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
10545 return bitsize - 1 as the return value.
10547 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
10551 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
10552 Handle negative shift counts.
10553 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
10554 force_reg on the shift constant.
10555 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
10556 (lshrsi3_d): Handle negative shift counts.
10558 2016-02-22 Richard Biener <rguenther@suse.de>
10559 Tom de Vries <tom@codesourcery.com>
10561 * graph.c: Include dumpfile.h.
10562 (print_graph_cfg): Split into three overloads.
10563 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
10565 2016-02-22 Tom de Vries <tom@codesourcery.com>
10567 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
10570 2016-02-22 Richard Biener <rguenther@suse.de>
10573 * ipa-inline-transform.c (inline_call): When not updating
10574 overall summaries adjust self size by the growth estimate.
10575 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
10576 hash-set, do not update overall summaries here. Renamed from ...
10577 (inline_to_all_callers): ... this which is now wrapping the
10578 above and performing delayed overall summary update.
10579 (early_inline_small_functions): Delay updating of the overall
10582 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
10584 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
10587 2016-02-19 Jakub Jelinek <jakub@redhat.com>
10590 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
10591 :%* in %:gt() argument.
10592 (greater_than_spec_func): Adjust for expecting only numbers,
10593 if there are more than two numbers, compare the last two.
10595 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
10597 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
10598 -Wnarrowing with -std.
10600 2016-02-19 Jakub Jelinek <jakub@redhat.com>
10603 * expr.c (store_field): Don't use bit-field path if exp is
10604 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
10605 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
10606 and the assignment can be performed by bitwise copy. Formatting
10609 PR middle-end/69838
10610 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
10611 call copy_reg_eh_region_note_forward on before and/or after sequences
10612 and remove note from insn if it no longer can throw.
10615 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
10616 if TARGET_AVX512BW.
10618 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10620 * config/s390/vector.md: Add missing commutative operand markers
10621 to the patterns which qualify for one.
10622 * config/s390/vx-builtins.md: Likewise.
10624 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10626 * config/s390/vector.md (VI, VI_QHS): Add single element vector
10627 types to mode iterators.
10628 (vec_double): ... and mode attribute.
10629 * config/s390/vx-builtins.md (non_vec_int): Likewise.
10631 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10633 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
10634 Change the predicate of op2 from nonimmediate to general and let
10635 reload fix it if necessary.
10637 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10639 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
10641 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10643 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
10646 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10648 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
10649 * config/s390/s390.c (s390_expand_vec_movstr): New function.
10650 * config/s390/s390.md ("movstr<P:mode>"): Call
10651 s390_expand_vec_movstr.
10653 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10655 * config/s390/s390.md: Add missing output modifier for operand 1
10656 to print it as address properly.
10658 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10660 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
10661 * config/s390/2964.md: New file.
10662 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
10663 of insn grouping attributes depending on the CPU level.
10664 (s390_get_unit_mask): New function.
10665 (s390_sched_score): Remove the OOO from the scheduling macros.
10666 Add loop to calculate a score for the instruction mix.
10667 (s390_sched_reorder): Likewise plus improve debug output.
10668 (s390_sched_variable_issue): Rename macros as above. Calculate
10669 the unit distances after actually scheduling an insn. Improve
10671 (s390_sched_init): Clear last_scheduled_unit_distance array.
10672 * config/s390/s390.md: Include 2964.md.
10674 2016-02-18 Jakub Jelinek <jakub@redhat.com>
10677 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
10678 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
10679 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
10680 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
10681 *avx512f_<code>v8div16qi2_mask_1): New insns.
10683 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
10686 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
10689 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
10690 earlyclobber from target. Use wF constraint for fused memory
10692 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
10694 2016-02-18 Jakub Jelinek <jakub@redhat.com>
10695 Martin Liska <mliska@suse.cz>
10698 * cfgexpand.c (asan_sanitize_stack_p): New function.
10699 (partition_stack_vars): Use the function.
10700 (expand_stack_vars): Likewise.
10701 (defer_stack_allocation): Likewise.
10702 (expand_used_vars): Likewise.
10704 2016-02-18 Richard Biener <rguenther@suse.de>
10706 PR middle-end/69553
10707 * fold-const.c (operand_equal_p): Properly compare offsets for
10708 IMAGPART_EXPR and ARRAY_REF.
10710 2016-02-18 Nick Clifton <nickc@redhat.com>
10714 * config/arm/arm.c (arm_option_override_internal): Disable
10715 interworking if the target does not support thumb instructions.
10716 (arm_reload_in_hi): Handle the case where a register to register
10717 move needs reloading because there is no simple pattern to handle
10719 (arm_reload_out_hi): Likewise.
10721 2016-02-18 Richard Biener <rguenther@suse.de>
10723 PR middle-end/69854
10724 * match.pd: Don't use fold_binary or fold_unary for folding
10727 2016-02-17 Jakub Jelinek <jakub@redhat.com>
10730 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
10731 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
10732 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
10733 warn on gimple_no_warning_p statements.
10735 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
10737 * doc/extend.texi (C++ Attributes): Correct description of
10738 warn_unused type attribute.
10740 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10742 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
10743 correct instruction.
10745 2016-02-17 Richard Biener <rguenther@suse.de>
10747 PR rtl-optimization/69609
10748 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
10749 (find_traces_1_round): When ending a trace update cached priority
10751 (bb_to_key): Use cached priority when available.
10752 (copy_bb): Initialize cached priority.
10753 (reorder_basic_blocks_software_trace_cache): Likewise.
10755 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10758 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
10760 (aarch64_comparison_operator): Break overly long line into two.
10761 (aarch64_comparison_operation): Likewise.
10762 * config/aarch64/aarch64.md (cstorecc4): Use
10763 aarch64_comparison_operator_mode instead of
10764 aarch64_comparison_operator.
10765 (cstore<mode>4): Likewise.
10766 (aarch64_cstore<mode>): Likewise.
10767 (*cstoresi_insn_uxtw): Likewise.
10768 (cstore<mode>_neg): Likewise.
10769 (*cstoresi_neg_uxtw): Likewise.
10771 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10774 * config/arm/predicates.md (arm_comparison_operator_mode):
10776 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
10777 instead of arm_comparison_operator.
10778 (*mov_negscc): Likewise.
10779 (*mov_notscc): Likewise.
10780 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
10781 (*thumb2_mov_negscc): Likewise.
10782 (*thumb2_mov_negscc_strict_it): Likewise.
10783 (*thumb2_mov_notscc): Likewise.
10784 (*thumb2_mov_notscc_strict_it): Likewise.
10786 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
10788 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
10789 Add missing return.
10791 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
10793 * config/visium/visium.c (machine_libfunc_index): New enum.
10794 (machine_libfuncs): New structure.
10795 (visium_libfuncs): New static variable.
10796 (TARGET_INIT_LIBFUNCS): Define to...
10797 (visium_init_libfuncs): ...this. New function.
10798 (expand_block_move_4): Use the appropriate libfunc.
10799 (expand_block_move_2): Likewise.
10800 (expand_block_move_1): Likewise.
10801 (expand_block_set_4): Likewise.
10802 (expand_block_set_2): Likewise.
10803 (expand_block_set_1): Likewise.
10804 (visium_trampoline_init): Likewise.
10806 2016-02-17 Nick Clifton <nickc@redhat.com>
10808 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
10809 TI's devices.csv file as of March 2016.
10811 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
10814 * opts-global.c (handle_common_deferred_options): Introduce and
10815 initialize two global variables to remember command-line options
10816 specifying a stack-limiting register.
10817 * opts.h: Add extern declarations of the two new global variables.
10818 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
10819 variable based on the values of the two new global variables.
10821 2016-02-16 Jakub Jelinek <jakub@redhat.com>
10824 * common.opt (Wnonnull-compare): New warning.
10825 * doc/invoke.texi (-Wnonnull): Remove text about comparison
10826 of arguments against NULL.
10827 (-Wnonnull-compare): Document.
10828 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
10829 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
10830 * passes.def (pass_warn_nonnull_compare): Add.
10831 * gimple-ssa-nonnull-compare.c: New file.
10833 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
10835 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
10836 AARCH64_EXTRA_TUNE_RECIP_SQRT.
10838 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
10840 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
10841 reciprocal sqrt for -mlow-precision-recip-sqrt.
10843 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
10844 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10846 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
10847 always use lane loads to construct non-constant vectors.
10849 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
10851 * config/aarch64/aarch64.md
10852 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
10853 constraints for operand 3.
10854 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
10856 2016-02-16 Jakub Jelinek <jakub@redhat.com>
10857 Richard Biener <rguenther@suse.de>
10859 PR tree-optimization/69820
10860 * tree-vect-patterns.c (type_conversion_p): Return false if
10861 *orig_type is unsigned single precision or boolean.
10862 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
10865 2016-02-16 Jakub Jelinek <jakub@redhat.com>
10867 PR rtl-optimization/69764
10868 PR rtl-optimization/69771
10869 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
10870 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
10872 2016-02-16 Richard Biener <rguenther@suse.de>
10874 PR tree-optimization/69776
10875 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
10877 (indirect_refs_may_alias_p): Likewise.
10878 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
10879 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
10880 according to tbaa_p.
10881 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
10882 (optimize_stmt): For redundant store discovery do not allow tbaa.
10884 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
10886 PR tree-optimization/69714
10887 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
10888 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
10890 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
10892 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
10893 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
10894 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
10895 * config/arc/arc.c (arc_init): Check FPU options.
10896 (get_arc_condition_code): Handle new CC_FPU* modes.
10897 (arc_select_cc_mode): Likewise.
10898 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
10899 register pair only. Allow access for ARCv2 accumulator.
10900 (gen_compare_reg): Whenever we have FPU support use FPU compare
10902 (arc_reorg): Don't generate brcc insns when FPU compare
10903 instructions are involved.
10904 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
10905 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
10906 floating point emulation.
10907 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
10908 (REVERSE_CONDITION): Add new CC_FPU* modes.
10909 (TARGET_FP_SP_BASE): Define.
10910 (TARGET_FP_DP_BASE): Likewise.
10911 (TARGET_FP_SP_FUSED): Likewise.
10912 (TARGET_FP_DP_FUSED): Likewise.
10913 (TARGET_FP_SP_CONV): Likewise.
10914 (TARGET_FP_DP_CONV): Likewise.
10915 (TARGET_FP_SP_SQRT): Likewise.
10916 (TARGET_FP_DP_SQRT): Likewise.
10917 (TARGET_FP_DP_AX): Likewise.
10918 * config/arc/arc.md (ARCV2_ACC): New constant.
10919 (type): New fpu type attribute.
10920 (SDF): Conditional iterator.
10921 (cstore<mode>, cbranch<mode>): Change expand condition.
10922 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
10923 handles FPU/FPX cases as well.
10924 * config/arc/arc.opt (mfpu): New option.
10925 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
10927 (adddf3, muldf3, subdf3): Removed.
10928 * config/arc/predicates.md (proper_comparison_operator): Recognize
10930 * config/arc/fpu.md: New file.
10931 * doc/invoke.texi (ARC Options): Document mfpu option.
10933 2016-02-16 Richard Biener <rguenther@suse.de>
10935 PR rtl-optimization/69291
10936 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
10937 noce_operand_ok check.
10939 2016-02-16 Tom de Vries <tom@codesourcery.com>
10942 * omp-low.c (simd_clone_create): Remove call to
10943 symtab->call_cgraph_insertion_hooks.
10945 2016-02-16 Jakub Jelinek <jakub@redhat.com>
10947 PR tree-optimization/69802
10948 * tree-ssa-reassoc.c (update_range_test): If op is
10949 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
10950 op == 1 test of precision 1 integral op, otherwise handle
10951 that case as op itself. Fix up formatting.
10952 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
10955 2016-02-16 Richard Biener <rguenther@suse.de>
10957 PR tree-optimization/69586
10958 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
10959 types for conversion sources.
10961 2016-02-16 Richard Biener <rguenther@suse.de>
10963 PR middle-end/69801
10964 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
10965 mask OEP_ADDRESS_OF.
10967 2016-02-16 Alan Modra <amodra@gmail.com>
10970 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
10971 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
10972 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
10974 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
10975 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
10976 (p8_fmrgow_<mode>): Likewise.
10977 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
10979 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
10980 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
10981 to use movdi_internal64. Remove op0_di.
10982 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
10984 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
10986 Add support for the FCCMP insn types
10988 * config/aarch64/aarch64.md (fccmp): Change insn type.
10989 (fccmpe): Likewise.
10990 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
10991 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
10992 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
10993 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
10994 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
10995 * config/arm/types.md (fccmps): Add new insn type.
10996 (fccmpd): Likewise.
10998 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
11000 * alias.c (get_alias_set): Fix a typo in comment.
11002 2016-02-15 Richard Biener <rguenther@suse.de>
11004 PR tree-optimization/69595
11005 * match.pd: Complete range test simplification to true.
11007 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
11009 PR rtl-optimization/69648
11010 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
11011 pic_offset_table_rtx.
11013 PR rtl-optimization/69752
11014 * ira.c (update_equiv_regs): When looking for more than a single SET,
11015 also take other side effects into account.
11017 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
11019 * config/s390/s390.c (s390_function_profiler): Add a new sequence
11020 for z900+ CPUs in 31-bit mode.
11022 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
11024 * common/config/s390/s390-common.c (s390_supports_split_stack):
11026 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
11027 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
11028 * config/s390/s390.c (struct machine_function): New field
11029 split_stack_varargs_pointer.
11030 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
11031 in s390_emit_prologue.
11032 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
11034 (morestack_ref): New global.
11035 (SPLIT_STACK_AVAILABLE): New macro.
11036 (s390_expand_split_stack_prologue): New function.
11037 (s390_live_on_entry): New function.
11038 (s390_va_start): Use split-stack vararg pointer if appropriate.
11039 (s390_asm_file_end): Emit the split-stack note sections.
11040 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
11041 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
11042 (UNSPECV_SPLIT_STACK_CALL): New unspec.
11043 (UNSPECV_SPLIT_STACK_DATA): New unspec.
11044 (split_stack_prologue): New expand.
11045 (split_stack_space_check): New expand.
11046 (split_stack_data): New insn.
11047 (split_stack_call): New expand.
11048 (split_stack_call_*): New insn.
11049 (split_stack_cond_call): New expand.
11050 (split_stack_cond_call_*): New insn.
11052 2016-02-15 Richard Biener <rguenther@suse.de>
11054 PR tree-optimization/69783
11055 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
11056 Add trivially correct cases.
11058 2016-02-15 Tom de Vries <tom@codesourcery.com>
11061 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
11063 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
11065 2016-02-15 Richard Biener <rguenther@suse.de>
11067 PR tree-optimization/69776
11068 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
11069 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
11070 indicate whether we can use TBAA to disambiguate against stores.
11071 Use alias-set zero if not.
11072 (visit_reference_op_store): Do not use TBAA when looking up
11074 * tree-ssa-pre.c (compute_avail): Use TBAA here.
11075 (eliminate_dom_walker::before_dom_children): But not when looking
11076 up redundant stores.
11078 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
11080 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
11082 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
11084 * config/i386/znver1.md
11085 (znver1_pop, znver1_pop_mem,
11086 znver1_load_imov_double_store,
11087 znver1_load_imov_direct_store,
11088 znver1_load_imov_direct_load,
11089 znver1_load_imov_double_load): Add new.
11090 (znver1_insn, znver1_insn_load): Add icmov type.
11091 (znver1_sseavx_fma,
11092 znver1_sseavx_fma_load,
11094 znver1_avx256_fma_load): Fix pipe usage.
11096 2016-02-14 Alan Modra <amodra@gmail.com>
11099 * reloads.c (find_reloads_address_1): For pre/post-inc/dec
11100 with an invalid hard reg, reload just the reg not the entire
11101 pre/post-inc/dec address expression.
11103 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
11106 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
11107 fixed R1_REG scratch reg.
11108 (sibcall_value_pcrel_fdpic): Likewise.
11110 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
11114 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
11116 2016-02-12 Walter Lee <walt@tilera.com>
11118 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
11119 * config/tilegx/t-tilegx: Likewise.
11121 2016-02-12 David Malcolm <dmalcolm@redhat.com>
11124 * diagnostic-show-locus.c (struct line_span): New struct.
11125 (layout::get_first_line): Delete.
11126 (layout::get_last_line): Delete.
11127 (layout::get_num_line_spans): New member function.
11128 (layout::get_line_span): Likewise.
11129 (layout::print_heading_for_line_span_index_p): Likewise.
11130 (layout::get_expanded_location): Likewise.
11131 (layout::calculate_line_spans): Likewise.
11132 (layout::m_first_line): Delete.
11133 (layout::m_last_line): Delete.
11134 (layout::m_line_spans): New field.
11135 (layout::layout): Update comment. Replace m_first_line and
11136 m_last_line with m_line_spans, replacing their initialization
11137 with a call to calculate_line_spans.
11138 (diagnostic_show_locus): When printing source lines and
11139 annotations, rather than looping over a single span
11140 of lines, instead loop over each line_span within
11141 the layout, with an inner loop over the lines within them.
11142 Call the context's start_span callback when changing line spans.
11143 * diagnostic.c (diagnostic_initialize): Initialize start_span.
11144 (diagnostic_build_prefix): Break out the building of the location
11145 part of the string into...
11146 (diagnostic_get_location_text): ...this new function, rewriting
11147 it from nested ternary expressions to a sequence of "if"
11149 (default_diagnostic_start_span_fn): New function.
11150 * diagnostic.h (diagnostic_start_span_fn): New typedef.
11151 (diagnostic_context::start_span): New field.
11152 (default_diagnostic_start_span_fn): New prototype.
11154 2016-02-12 David Malcolm <dmalcolm@redhat.com>
11157 * gcc.c (driver::finalize): Fix cleanup of "specs".
11159 2016-02-12 David Malcolm <dmalcolm@redhat.com>
11163 * gcc.c (driver::driver): Initialize m_option_suggestions.
11164 (driver::~driver): Clean up m_option_suggestions.
11165 (suggest_option): Convert to...
11166 (driver::suggest_option): ...this, and split out into
11167 driver::build_option_suggestions and find_closest_string.
11168 (driver::build_option_suggestions): New function, from
11169 first half of suggest_option. Special-case
11170 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
11171 the sanitizer_opts array. For options of enum types, add the
11172 various enum values to the candidate strings.
11173 (driver::handle_unrecognized_options): Remove "const".
11174 * gcc.h (driver::handle_unrecognized_options): Likewise.
11175 (driver::build_option_suggestions): New decl.
11176 (driver::suggest_option): New decl.
11177 (driver::m_option_suggestions): New field.
11178 * opts-common.c (add_misspelling_candidates): New function.
11179 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
11180 and make non-static.
11181 * opts.h (sanitizer_opts): New array decl.
11182 (add_misspelling_candidates): New function decl.
11183 * spellcheck.c (find_closest_string): New function.
11184 * spellcheck.h (find_closest_string): New function decl.
11186 2016-02-12 Jakub Jelinek <jakub@redhat.com>
11188 PR rtl-optimization/69764
11189 PR rtl-optimization/69771
11190 * optabs.c (expand_binop_directly): For shift_optab_p, force
11191 convert_modes with VOIDmode if xop1 has VOIDmode.
11193 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
11196 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
11197 to correctly determine instrumentation thunks.
11199 2016-02-12 Jakub Jelinek <jakub@redhat.com>
11202 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
11203 type by reference, force lhs on the call.
11206 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
11207 Compute retval and retbnd early in all cases if split_part_return_p
11208 and return_bb is not EXIT. Remove all clobber stmts and reset
11209 all debug stmts that refer to SSA_NAMEs defined in split part,
11210 except if it is retval, in that case replace the old retval with the
11211 lhs of the call to the split part.
11213 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
11216 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
11218 PR middle-end/66726
11219 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
11220 whose result is used in PHI.
11221 (maybe_optimize_range_tests): Likewise.
11222 (final_range_test_p): Likweise.
11224 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
11226 PR middle-end/66726
11227 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
11228 whose result is used in PHI.
11229 (maybe_optimize_range_tests): Likewise.
11230 (final_range_test_p): Likweise.
11232 2016-02-12 Jakub Jelinek <jakub@redhat.com>
11234 * cgraph.c: Spelling fixes - behaviour -> behavior and
11235 neighbour -> neighbor.
11236 * target.def: Likewise.
11237 * sel-sched.c: Likewise.
11238 * config/mips/mips.c: Likewise.
11239 * config/arc/arc.md: Likewise.
11240 * config/arm/cortex-a57.md: Likewise.
11241 * config/arm/arm.c: Likewise.
11242 * config/arm/neon.md: Likewise.
11243 * config/arm/arm-c.c: Likewise.
11244 * config/vms/vms-c.c: Likewise.
11245 * config/s390/s390.c: Likewise.
11246 * config/i386/znver1.md: Likewise.
11247 * config/i386/i386.c: Likewise.
11248 * config/ia64/hpux-unix2003.h: Likewise.
11249 * config/msp430/msp430.md: Likewise.
11250 * config/rx/rx.c: Likewise.
11251 * config/rx/rx.md: Likewise.
11252 * config/aarch64/aarch64-simd.md: Likewise.
11253 * config/aarch64/aarch64.c: Likewise.
11254 * config/nvptx/nvptx.c: Likewise.
11255 * config/bfin/bfin.c: Likewise.
11256 * config/cris/cris.opt: Likewise.
11257 * config/rs6000/rs6000.c: Likewise.
11258 * target.h: Likewise.
11259 * spellcheck.c: Likewise.
11260 * ira-build.c: Likewise.
11261 * tree-inline.c: Likewise.
11262 * builtins.c: Likewise.
11263 * lra-constraints.c: Likewise.
11264 * explow.c: Likewise.
11265 * hwint.h: Likewise.
11266 * targhooks.c: Likewise.
11267 * tree-vect-data-refs.c: Likewise.
11268 * expr.c: Likewise.
11269 * doc/tm.texi: Likewise.
11270 * doc/extend.texi: Likewise.
11271 * doc/install.texi: Likewise.
11272 * doc/md.texi: Likewise.
11273 * tree-ssa-tail-merge.c: Likewise.
11274 * sched-int.h: Likewise.
11275 * match.pd: Likewise.
11276 * sched-ebb.c: Likewise.
11277 * target.def (omit_struct_return_reg): Likewise.
11278 * gimple-ssa-isolate-paths.c: Likewise.
11279 (find_implicit_erroneous_behaviour): Renamed to...
11280 (find_implicit_erroneous_behavior): ... this.
11281 (find_explicit_erroneous_behaviour): Renamed to...
11282 (find_explicit_erroneous_behavior): ... this.
11283 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
11285 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
11287 PR rtl-optimization/64682
11288 PR rtl-optimization/69567
11289 PR rtl-optimization/69737
11290 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
11291 in I2 as well, just lose it.
11293 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11295 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
11297 (aarch64_last_printed_tune_string): Likewise.
11298 (aarch64_declare_function_name): Only output .arch assembler
11299 directive if it will be different from the previously output
11300 directive. Same for .tune comment but only if -dA is set.
11301 (aarch64_start_file): New function.
11302 (TARGET_ASM_FILE_START): Define.
11304 2016-02-11 David Malcolm <dmalcolm@redhat.com>
11307 * Makefile.in (PLUGIN_HEADERS): Add params.list.
11309 2016-02-11 Jakub Jelinek <jakub@redhat.com>
11312 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
11313 -Wmaybe-uninitialized warning.
11315 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
11318 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
11320 2016-02-11 Richard Biener <rguenther@suse.de>
11322 PR rtl-optimization/69291
11323 * ifcvt.c (noce_try_store_flag_constants): Do not allow
11324 subexpressions affected by changing the result.
11326 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
11329 * lra-constraints.c (curr_insn_transform): Find in/out operands
11330 for secondary memory moves. Update dups.
11332 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
11334 PR tree-optimization/69652
11335 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
11336 to nested loop, did source re-formatting, skip debug statements,
11337 add check on statement with volatile operand, remove dead scalar
11340 2016-02-10 Jakub Jelinek <jakub@redhat.com>
11341 Patrick Palka <ppalka@gcc.gnu.org>
11345 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
11346 calls if the return type is TREE_ADDRESSABLE.
11347 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
11348 * ipa-split.c (split_function): Fix doubled "we" in comment.
11349 Use void return type for the split part even if
11350 !split_point->split_part_set_retval.
11352 2016-02-10 Bin Cheng <bin.cheng@arm.com>
11354 PR tree-optimization/68021
11355 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
11356 when computing the value of biv cand by itself.
11358 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
11360 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
11361 (cortexa57_tunings): Likewise.
11362 (cortexa72_tunings): Likewise.
11363 (arch_macro_fusion_pair_p): Add support for AES fusion.
11364 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
11365 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
11366 Allow virtual registers before reload so early scheduling works.
11367 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
11368 correct latency and pipeline.
11369 (cortex_a57_crypto_complex): Likewise.
11370 (cortex_a57_crypto_xor): Likewise.
11371 (define_bypass): Add AES bypass.
11373 2016-02-10 Richard Biener <rguenther@suse.de>
11375 PR tree-optimization/69726
11376 * passes.def: Add DCE pass before late uninit.
11377 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
11378 really fixup if-conversions job.
11380 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
11382 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
11383 (arm_cortex_a57_tune): Likewise.
11384 (aarch_macro_fusion_pair_p): Add support for AES fusion.
11385 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
11387 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
11389 * timevar.def (TV_PHASE_DBGINFO): Delete.
11390 (TV_PHASE_CHECK_DBGINFO): Likewise.
11391 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
11393 2016-02-10 Richard Biener <rguenther@suse.de>
11395 PR tree-optimization/69719
11396 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
11397 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
11399 2016-02-09 Andrew Pinski <apinski@cavium.com>
11402 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
11403 get_vcond_mask_icode returns false.
11405 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
11408 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
11409 an ADDIS that adds a pointer to a large constant that sets the
11410 upper16 bits with a load operation.
11412 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
11415 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
11417 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
11419 (vzipq_s16): Likewise.
11420 (vzipq_s32): Likewise.
11421 (vzipq_f32): Likewise.
11422 (vzipq_u8): Likewise.
11423 (vzipq_u16): Likewise.
11424 (vzipq_u32): Likewise.
11425 (vzipq_p8): Likewise.
11426 (vzipq_p16): Likewise.
11428 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
11431 * config/arm/arm.c (neon_endian_lane_map): New function.
11432 (neon_vector_pair_endian_lane_map): New function.
11433 (arm_evpc_neon_vuzp): Allow for big endian lane order.
11434 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
11436 (vuzpq_s16): Likewise.
11437 (vuzpq_s32): Likewise.
11438 (vuzpq_f32): Likewise.
11439 (vuzpq_u8): Likewise.
11440 (vuzpq_u16): Likewise.
11441 (vuzpq_u32): Likewise.
11442 (vuzpq_p8): Likewise.
11443 (vuzpq_p16): Likewise.
11445 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
11448 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
11451 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
11453 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
11454 truncate const_int operand 1 to QImode.
11456 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
11458 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
11459 corresponding to an abnormal edge.
11461 2016-02-09 Tom de Vries <tom@codesourcery.com>
11463 PR tree-optimization/69599
11464 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
11466 (find_func_aliases_for_builtin_call, find_func_clobbers)
11467 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
11470 2016-02-09 Richard Biener <rguenther@suse.de>
11472 PR tree-optimization/69715
11473 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
11474 LHS on calls as non-rewritable.
11476 2016-02-09 Tom de Vries <tom@codesourcery.com>
11479 * lto-wrapper.c (append_diag_options): New function.
11480 (compile_offload_image): Call append_diag_options.
11482 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
11485 * doc/extend.texi (Flag Output Operands): Correct sectioning.
11486 Minor copy-edit to fix verb tenses.
11488 2016-02-08 Jakub Jelinek <jakub@redhat.com>
11490 PR tree-optimization/69209
11491 * ipa-split.c (split_function): If split part is not
11492 returning retval, retval has gimple type but is not
11493 gimple value, force it into a SSA_NAME first.
11495 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
11497 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
11500 2016-02-08 Jason Merrill <jason@redhat.com>
11503 * convert.c (convert_to_integer_1): Check dofold on truncation
11505 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
11506 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
11507 Rename from *_nofold.
11508 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
11509 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
11511 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
11514 * tree.c (build_common_tree_nodes): Remove short_double argument.
11515 All callers changed.
11516 * tree.h (build_common_tree_nodes): Adjust declaration.
11517 * doc/invoke.texi (-fshort-double): Remove documentation.
11518 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
11519 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
11520 * lto-wrapper.c (merge_and_complain, append_compiler_options)
11521 (append_linker_options): Don't handle OPT_fshort_double.
11523 PR rtl-optimization/68730
11524 * lra-remat.c (insn_to_cand_activation): New static variable.
11525 (lra_remat): Allocate and free it.
11526 (create_cand): New arg activation. Initialize a field in
11527 insn_to_cand_activation if it is nonnull.
11528 (create_cands): Pass the activation insn to create_cand when making
11529 a candidate involving an output reload. Reorganize code a little.
11530 (do_remat): Keep track of active status of candidates in a separate
11533 2016-02-08 Richard Biener <rguenther@suse.de>
11535 PR tree-optimization/69719
11536 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
11537 Properly use absolute of the difference of the two offsets to
11538 compare or adjust the segment length.
11540 2016-02-08 Richard Biener <rguenther@suse.de>
11541 Jeff Law <law@redhat.com>
11544 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
11545 types for anonymous SSA names.
11547 2016-02-08 Richard Biener <rguenther@suse.de>
11549 PR rtl-optimization/69274
11550 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
11552 2016-02-08 Jeff Law <law@redhat.com>
11554 PR tree-optimization/65917
11555 * tree-ssa-dom.c (record_temporary_equivalences): Record both
11556 equivalences from if (x == y) style conditionals.
11557 (loop_depth_of_name): Remove.
11558 (record_equality): Remove loop depth check.
11559 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
11560 (const_and_copies::record_const_or_copy_raw): New member function.
11561 * tree-ssa-scopedtables.c
11562 (const_and_copies::record_const_or_copy_raw): New, factored out of
11563 (const_and_copies::record_const_or_copy): Call new member function.
11565 2016-02-05 Jeff Law <law@redhat.com>
11567 PR tree-optimization/68541
11568 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
11569 (count_stmts_in_block): New function.
11570 (poor_ifcvt_candidate_code): Likewise.
11571 (is_feasible_trace): Add some heuristics to determine when path
11572 splitting is profitable.
11573 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
11574 is a diamond with a single exit.
11576 2016-02-05 Martin Sebor <msebor@redhat.com>
11579 * doc/invoke.texi: Update -Wplacement-new to take an optional
11582 2016-02-06 Richard Henderson <rth@redhat.com>
11585 * tree.c (tree_nop_conversion_p): Do not strip casts into or
11586 out of non-standard address spaces.
11588 2016-02-05 Jakub Jelinek <jakub@redhat.com>
11590 PR rtl-optimization/69691
11591 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
11593 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
11595 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
11596 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
11597 (*ieee128_mfvsrd_64bit): Likewise.
11598 (*ieee128_mfvsrd_32bit): Likewise.
11600 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
11604 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
11606 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
11607 instrumented_version.
11609 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
11611 * doc/invoke.texi (Optimize Options): In table of --param options
11612 rename second occurrence of tracer-min-branch-ratio to
11613 tracer-min-branch-probability, rename
11614 tracer-min-branch-ratio-feedback to
11615 tracer-min-branch-probability-feedback and clarify description,
11616 rename sched-spec-state-edge-prob-cutoff to
11617 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
11618 to selsched-insns-to-rename, rename lto-minpartition to
11619 lto-min-partition, delete reorder-blocks-duplicate and
11620 reorder-blocks-duplicate-feedback.
11622 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11624 * config/s390/s390.c (s390_register_info_set_ranges): Remove
11627 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
11629 * doc/extend.texi: S/390: Correct some typos.
11631 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11633 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
11635 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11638 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
11639 (s390_register_info_gprtofpr): Use new macros above.
11640 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
11642 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
11643 its name. Adjust restore and save gpr ranges.
11644 (s390_register_info_set_ranges): New function.
11645 (s390_register_info): Use new macros above. Call
11646 s390_register_info_set_ranges.
11647 (s390_optimize_register_info): Likewise.
11648 (s390_hard_regno_rename_ok): Use new macros.
11649 (s390_hard_regno_scratch_ok): Likewise.
11650 (s390_emit_epilogue): Likewise.
11651 (s390_can_use_return_insn): Likewise.
11652 (s390_optimize_prologue): Likewise.
11653 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
11655 2016-02-05 Jakub Jelinek <jakub@redhat.com>
11658 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
11660 (ix86_option_override_internal): Disable TARGET_STV even for
11661 -m{incoming,preferred}-stack-boundary=3.
11663 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11665 * config.gcc: Mark deprecated rtems targets as obsolete.
11667 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
11669 PR rtl-optimization/64682
11670 PR rtl-optimization/69567
11671 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
11672 before I2 only if the register is both used and set in I2.
11674 2016-02-04 DJ Delorie <dj@redhat.com>
11676 * config/msp430/msp430.c (msp430_start_function): Add function type.
11678 2016-02-04 Jakub Jelinek <jakub@redhat.com>
11681 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
11683 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
11685 PR rtl-optimization/69577
11687 2015-10-29 Richard Henderson <rth@redhat.com>
11691 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
11692 sse check to the exact conditions of PR 67609.
11694 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
11697 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
11698 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
11699 not allowed into the traditional Altivec registers.
11700 (movtd_64bit_nodm): Likewise.
11701 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
11703 2016-02-04 David Malcolm <dmalcolm@redhat.com>
11705 * config/aarch64/cortex-a57-fma-steering.c
11706 (aarch64_register_fma_steering): Remove "static" from arguments
11709 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
11712 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
11713 twice when complex.
11715 2016-02-04 Mike Frysinger <vapier@gentoo.org>
11717 * doc/invoke.texi: Delete -mno-fma4.
11719 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
11721 PR rtl-optimization/69577
11722 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
11723 (find_subregs_of_mode): Update accordingly. Iterate over partial
11726 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
11728 * config/arm/arm-protos.h (neon_reinterpret): Remove.
11729 * config/arm/arm.c (neon_reinterpret): Remove.
11730 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
11731 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
11732 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
11733 vreinterpretti): Remove.
11734 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
11735 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
11736 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
11737 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
11738 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
11739 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
11740 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
11741 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
11742 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
11743 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
11744 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
11745 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
11746 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
11747 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
11748 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
11749 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
11750 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
11751 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
11752 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
11753 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
11754 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
11755 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
11756 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
11757 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
11758 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
11759 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
11760 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
11761 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
11762 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
11763 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
11764 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
11765 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
11766 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
11767 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
11768 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
11769 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
11770 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
11771 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
11772 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
11773 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
11774 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
11775 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
11776 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
11777 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
11778 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
11779 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
11780 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
11781 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
11782 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
11783 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
11784 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
11785 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
11786 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
11787 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
11788 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
11789 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
11790 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
11791 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
11792 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
11793 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
11794 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
11795 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
11796 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
11797 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
11798 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
11799 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
11800 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
11801 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
11802 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
11803 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
11804 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
11805 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
11806 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
11807 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
11808 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
11809 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
11810 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
11811 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
11812 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
11813 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
11814 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
11815 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
11816 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
11817 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
11818 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
11819 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
11820 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
11821 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
11822 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
11823 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
11824 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
11825 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
11826 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
11827 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
11828 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
11829 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
11830 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
11831 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
11832 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
11833 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
11834 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
11835 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
11836 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
11838 2016-02-04 Martin Liska <mliska@suse.cz>
11841 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
11842 that are gimple_store_p.
11843 (maybe_instrument_call): Likewise.
11845 2016-02-04 Bin Cheng <bin.cheng@arm.com>
11847 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
11848 register scaling out of memory reference and comment why.
11850 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11854 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
11855 folding the source of a SET.
11857 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11861 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
11862 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
11864 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
11868 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
11871 2016-02-04 Christian Bruel <christian.bruel@st.com>
11873 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
11874 * config/arm/arm.c (arm_set_current_function): Likewise.
11876 2016-02-04 Jakub Jelinek <jakub@redhat.com>
11877 Ilya Enkovich <enkovich.gnu@gmail.com>
11878 H.J. Lu <hongjiu.lu@intel.com>
11881 * config/i386/i386.c (convert_scalars_to_vector): Remove
11882 stack alignment fixes.
11883 (ix86_option_override_internal): Disable TARGET_STV if stack
11884 might not be aligned enough.
11885 (ix86_minimum_alignment): Assert that TARGET_STV is false.
11887 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
11889 * config/i386/x86-tune.def: Disable default prefetching
11892 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
11893 Vladimir Makarov <vmakarov@redhat.com>
11896 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
11897 in validating fused toc addresses.
11899 2016-02-03 Jakub Jelinek <jakub@redhat.com>
11902 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
11903 range->m_caret fields if range->m_show_caret_p is false.
11906 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
11907 Force oldval into register if it does not satisfy reg_or_short_operand
11908 predicate. Fix up formatting.
11910 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
11911 Alexandre Oliva <aoliva@redhat.com>
11914 * lra-constraints.c (simplify_operand_subreg): Check additionally
11915 address validity after potential reloading.
11916 (process_address_1): Check insns validity. In case of failure do
11919 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
11922 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
11925 2016-02-02 Jakub Jelinek <jakub@redhat.com>
11927 * wide-int.cc (canonize_uhwi): New function.
11928 (wi::divmod_internal): Use it.
11930 2016-02-02 James Norris <jnorris@codesourcery.com
11932 * gimplify.c (omp_notice_variable): Add usage check.
11934 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
11936 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
11937 like LE, GE, LT, GT when emitting relational operator.
11939 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
11941 * ira-costs.c (find_costs_and_classes): Add extra argument.
11942 * target.def (ira_change_pseudo_allocno_class): Add parameter.
11943 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
11944 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
11945 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
11946 Add best_class parameter, and return it if not ALL_REGS.
11947 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
11949 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
11950 Update target hook.
11952 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
11954 * config/aarch64/aarch64.c
11955 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
11956 (aarch64_ira_change_pseudo_allocno_class): New function.
11958 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
11961 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
11963 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
11965 * config/avr/avr.c (avr_option_override): Set
11966 PARAM_ALLOW_STORE_DATA_RACES to 1.
11968 2016-02-02 Richard Biener <rguenther@suse.de>
11970 PR tree-optimization/69595
11971 * match.pd: Add range test simplifications to true/false.
11973 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
11975 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
11976 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
11979 2016-02-02 Richard Biener <rguenther@suse.de>
11981 PR tree-optimization/69606
11982 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
11983 info on the result before moving a stmt.
11985 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
11987 PR middle-end/68542
11988 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
11989 branch with vector comparison.
11990 * config/i386/sse.md (VI48_AVX): New mode iterator.
11991 (define_expand "cbranch<mode>4): Add support for conditional branch
11992 with vector comparison.
11993 * tree-vect-loop.c (optimize_mask_stores): New function.
11994 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
11995 has_mask_store field of vect_info.
11996 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
11997 vectorized loops having masked stores after vec_info destroy.
11998 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
11999 correspondent macros.
12000 (optimize_mask_stores): Add prototype.
12002 2016-02-02 Alan Modra <amodra@gmail.com>
12005 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
12008 2016-02-02 Alan Modra <amodra@gmail.com>
12011 * config/rs6000/rs6000.c (need_toc_init): New var, set it
12012 whenever toc_label_name used.
12013 (rs6000_file_start): Don't set up toc section here,
12014 (rs6000_output_function_epilogue): do so here instead,
12015 (rs6000_xcoff_file_start): and here.
12016 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
12017 (load_toc_aix_di): Likewise.
12019 2016-02-01 Jakub Jelinek <jakub@redhat.com>
12021 PR rtl-optimization/69592
12022 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
12023 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
12024 (num_sign_bit_copies_binary_arith_p): New inline function.
12025 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
12027 2016-02-01 Jeff Law <law@redhat.com>
12029 PR tree-optimization/69580
12030 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
12031 * tree-ssa-threadbackward.c
12032 (fsm_find_control_statement_thread_paths): Do not try to walk
12033 through large PHI nodes.
12035 2016-02-01 Jakub Jelinek <jakub@redhat.com>
12037 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
12038 when count is incremented above limit, don't analyze further
12041 * omp-low.c (oacc_parse_default_dims): Avoid
12042 -Wsign-compare warning, make sure value fits into int
12043 rather than just unsigned int.
12045 2016-02-01 Bin Cheng <bin.cheng@arm.com>
12047 PR tree-optimization/67921
12048 * fold-const.c (split_tree): New parameters. Convert pointer
12049 type variable part to proper type before negating.
12050 (fold_binary_loc): Pass new arguments to split_tree.
12052 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
12054 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
12055 (nvptx_goacc_validate_dims): Extend to handle global defaults.
12056 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
12057 * doc/tm.texti: Rebuilt.
12058 * doc/invoke.texi (fopenacc-dim): Document.
12059 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
12060 (append_compiler_options): Likewise.
12061 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
12062 (oacc_parse_default_dims): New.
12063 (oacc_validate_dims): Add USED arg. Select non-unity default when
12065 (oacc_loop_fixed_partitions): Return mask of used partitions.
12066 (oacc_loop_auto_partitions): Emit dump info.
12067 (oacc_loop_partition): Return mask of used partitions.
12068 (execute_oacc_device_lower): Parse default dimension arg. Adjust
12069 loop partitioning and validation calls.
12071 2016-02-01 Richard Biener <rguenther@suse.de>
12073 PR middle-end/69556
12074 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
12076 2016-02-01 Richard Biener <rguenther@suse.de>
12078 PR tree-optimization/69574
12079 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
12080 of asserting return chrec_dont_know.
12082 2016-02-01 Martin Liska <mliska@suse.cz>
12084 * mem-stats-traits.h: Add copyright header.
12085 * mem-stats.h: Likewise.
12087 2016-02-01 Richard Biener <rguenther@suse.de>
12089 PR tree-optimization/69579
12090 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
12091 Do not propagate through abnormal PHI results.
12093 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
12095 * postreload.c (reload_cse_simplify): Remove dead code.
12097 2016-02-01 Jakub Jelinek <jakub@redhat.com>
12099 PR rtl-optimization/69570
12100 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
12101 if there is more than one set, not if there is a single set.
12103 2016-02-01 Richard Henderson <rth@redhat.com>
12106 * combine.c (make_compound_operation): When looking through a
12107 subreg, make sure to re-extend to the width of the outer mode.
12109 2016-01-30 Jakub Jelinek <jakub@redhat.com>
12111 PR tree-optimization/69546
12112 * wide-int.cc (wi::divmod_internal): For unsigned division
12113 where both operands fit into uhwi, if o1 is 1 and o0 has
12114 msb set, if divident_prec is larger than bits per hwi,
12115 clear another quotient word and return 2 instead of 1.
12116 Similarly for remainder with msb in HWI set, if dividend_prec
12117 is larger than bits per hwi.
12119 2016-01-29 Martin Jambor <mjambor@suse.cz>
12121 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
12122 Use short lowercase names.
12123 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
12124 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
12125 acq_rel one. Protect warning agains segfaults if
12126 get_memory_order_name returns NULL.
12127 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
12128 with release semantics. Do not warn if get_memory_order already did.
12129 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
12130 semantics. Fix check for relaxed or acquire semantics. Do not warn
12131 if get_memory_order already did.
12133 2016-01-29 Sebastian Pop <s.pop@samsung.com>
12135 * doc/install.texi: Document that isl-0.16 is supported.
12137 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
12140 * config/i386/constraints.md (Bm): Describe as special memory
12142 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
12143 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
12144 * genpreds.c (struct constraint_data): Add is_special_memory.
12145 (have_special_memory_constraints, special_memory_start): New
12147 (special_memory_end): Ditto.
12148 (add_constraint): Add new arg is_special_memory. Add code to
12149 process its true value. Update have_special_memory_constraints.
12150 (process_define_constraint): Pass the new arg.
12151 (process_define_register_constraint): Ditto.
12152 (choose_enum_order): Process special memory.
12153 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
12154 function insn_extra_special_memory_constraint.
12155 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
12156 * gensupport.c (process_rtx): Process
12157 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
12158 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
12159 * ira-lives.c (single_reg_class): Use
12160 insn_extra_special_memory_constraint.
12161 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
12162 * lra-constraints.c (process_alt_operands): Ditto.
12163 (curr_insn_transform): Use insn_extra_special_memory_constraint.
12164 * recog.c (asm_operand_ok, preprocess_constraints): Process
12166 * reload.c (find_reloads): Ditto.
12167 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
12168 * stmt.c (parse_input_constraint): Use
12169 insn_extra_special_memory_constraint.
12171 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
12174 * lra-splill.c (lra_final_code_change): Revert r229087 by
12175 removing all sub-registers.
12177 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
12180 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
12182 2016-01-29 Jakub Jelinek <jakub@redhat.com>
12185 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
12186 SSE1, copy target into the temporary reg first before recursing
12189 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
12191 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
12194 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
12196 * ginclude/stdarg.h: Test __cplusplus instead of
12197 __GXX_EXPERIMENTAL_CXX0X__.
12199 2016-01-29 Richard Biener <rguenther@suse.de>
12201 PR tree-optimization/69547
12202 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
12203 Do not mark clobbers necessary.
12204 (mark_all_reaching_defs_necessary_1): Likewise.
12206 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
12208 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
12209 declaration name with %qs and print it in both error messages.
12210 Also fix indentation.
12212 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
12215 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
12216 trailing blank line from error message.
12218 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
12221 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
12224 2016-01-29 Richard Biener <rguenther@suse.de>
12226 PR middle-end/69537
12227 * match.pd: Allow all integral types when simplifying a
12228 widening or sign-changing conversion.
12230 2016-01-28 Sebastian Pop <s.pop@samsung.com>
12232 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
12233 back to setting codegen_error to fail codegen.
12235 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
12238 * config/i386/constraints.md (C): Only accept constant zero operand.
12239 (BC): New constraint.
12240 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
12241 instead of C constraint.
12242 * doc/md.texi (Machine Constraints): Update description
12245 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
12248 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
12250 2016-01-28 Jakub Jelinek <jakub@redhat.com>
12252 PR middle-end/69542
12253 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
12256 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
12258 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
12259 branches if using guessed profile.
12261 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
12263 * graphite-optimize-isl.c (optimize_isl): Fix dump.
12265 2016-01-28 Richard Henderson <rth@redhat.com>
12268 * config/aarch64/aarch64-modes.def (CC_Cmode): New
12269 * config/aarch64/aarch64-protos.h: Update.
12270 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
12271 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
12272 (aarch64_get_condition_code_1): Handle CC_Cmode.
12273 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
12274 (*add<mode>3_compareC_cconly_imm): New.
12275 (*add<mode>3_compareC_cconly): New.
12276 (*add<mode>3_compareC_imm): New.
12277 (add<mode>3_compareC): New.
12278 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
12279 to be first. Use aarch64_carry_operation.
12280 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
12281 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
12282 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
12283 (subti3): Use subdi3_compare1.
12284 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
12285 (sub<mode>3_compare1): New.
12286 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
12287 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
12288 (*subsi3_carryin_uxtw): Likewise.
12289 (*ngc<mode>, *ngcsi_uxtw): Likewise.
12290 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
12291 * config/aarch64/iterators.md (DWI): New.
12292 * config/aarch64/predicates.md (aarch64_carry_operation): New.
12293 (aarch64_borrow_operation): New.
12295 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
12297 * graphite-optimize-isl.c (optimize_isl): Print a different debug
12298 message when isl does not return a valid schedule.
12300 2016-01-28 Sebastian Pop <s.pop@samsung.com>
12302 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
12303 Remove comments from class declarations: they are already in the code
12306 2016-01-28 Sebastian Pop <s.pop@samsung.com>
12308 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
12310 (ternary_op_to_tree): Same.
12311 (unary_op_to_tree): Same.
12312 (nary_op_to_tree): Same.
12313 (gcc_expression_from_isl_expr_op): Same.
12314 (gcc_expression_from_isl_expression): Same.
12315 (graphite_create_new_loop): Same.
12316 (graphite_create_new_loop_guard): Same.
12317 (build_iv_mapping): Same.
12318 (graphite_create_new_guard): Same.
12319 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
12320 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
12322 2016-01-28 Sebastian Pop <s.pop@samsung.com>
12324 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
12325 instead of setting codegen_error to fail codegen.
12327 2016-01-28 Jason Merrill <jason@redhat.com>
12329 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
12331 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
12333 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
12334 Remove CONST_INT_P check in CCMP cost calculation.
12336 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
12338 * config/aarch64/aarch64.c (generic_vector_cost):
12339 Set vec_permute_cost.
12340 (cortexa57_vector_cost): Likewise.
12341 (exynosm1_vector_cost): Likewise.
12342 (xgene1_vector_cost): Likewise.
12343 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
12344 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
12345 Add vec_permute_cost entry.
12347 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
12349 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
12351 (add<mode>3_compare0): Likewise.
12352 (addsi3_compare0_uxtw): Likewise.
12353 (add<mode>3nr_compare0): Likewise.
12354 (compare_neg<mode>): Likewise.
12355 (<optab><mode>3): Likewise.
12357 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
12359 * tree-vect-stmts.c (vectorizable_comparison): Add
12360 NULL check for vectype.
12362 2016-01-28 Richard Biener <rguenther@suse.de>
12364 PR tree-optimization/69466
12365 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
12366 Account for PHIs we couldn't duplicate.
12368 2016-01-28 Martin Liska <mliska@suse.cz>
12371 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
12372 instead of ENABLE_VALGRIND_CHECKING.
12374 2016-01-27 Richard Henderson <rth@redhat.com>
12377 * lra-remat.c (subreg_regs): New.
12378 (dump_candidates_and_remat_bb_data): Dump it.
12379 (operand_to_remat): Reject if operand in subreg_regs.
12380 (set_bb_regs): Collect subreg_regs.
12381 (lra_remat): Init and free subreg_regs. Compute
12382 calculate_local_reg_remat_bb_data before create_cands.
12384 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
12387 * config/i386/i386.c (ix86_update_stack_boundary): Don't
12388 change stack_alignment_needed for __tls_get_addr call.
12390 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
12392 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
12394 2016-01-27 Jeff Law <law@redhat.com>
12396 PR tree-optimization/68398
12397 PR tree-optimization/69196
12398 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
12399 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
12400 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
12401 Only count PHIs in the last block in the path. The others will
12402 const/copy propagate away. Add heuristic to allow more irreducible
12403 subloops to be created when it is likely profitable to do so.
12405 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
12406 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
12407 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
12409 2016-01-27 Jakub Jelinek <jakub@redhat.com>
12412 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
12413 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
12414 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
12415 * tree-streamer-in.c: Include asan.h.
12416 (streamer_get_builtin_tree): For builtins in sanitizer
12417 range call initialize_sanitizer_builtins and retry.
12419 2016-01-27 Ian Lance Taylor <iant@google.com>
12421 * common.opt (fkeep-gc-roots-live): New undocumented option.
12422 * tree-ssa-loop-ivopts.c (add_candidate_1): If
12423 -fkeep-gc-roots-live, skip pointers.
12424 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
12427 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
12430 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
12431 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
12433 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
12436 * configure.ac: NetBSD provides SSP in its C library.
12437 * configure: Updated.
12439 2016-01-27 Richard Biener <rguenther@suse.de>
12441 PR tree-optimization/69166
12442 * tree-vect-loop.c (vect_is_simple_reduction): Always check
12443 reduction code for commutativity / associativity.
12445 2016-01-27 Martin Jambor <mjambor@suse.cz>
12447 PR tree-optimization/69355
12448 * tree-sra.c (analyze_access_subtree): Correct hole detection when
12449 total_scalarization fails.
12451 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
12453 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
12456 2016-01-27 Christian Bruel <christian.bruel@st.com>
12459 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
12460 Move arm_reset_previous_fndecl and set_target_option_current_node in
12461 the conditional part. Call save_restore_target_globals.
12462 * config/arm/arm.c (arm_set_current_function):
12463 Refactor to better support #pragma target and attribute mix.
12464 Call save_restore_target_globals.
12465 * config/arm/arm-protos.h (save_restore_target_globals): New function.
12467 2016-01-27 Martin Liska <mliska@suse.cz>
12469 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
12470 reference for an HSA kernel and its host function.
12472 2016-01-27 Jakub Jelinek <jakub@redhat.com>
12474 PR tree-optimization/69399
12475 * wide-int.h (wi::lrshift): For larger precisions, only
12476 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
12478 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
12480 * config/arc/predicates.md (proper_comparison_operator): Reject
12481 constant-constant comparison.
12483 2016-01-26 Tom de Vries <tom@codesourcery.com>
12485 PR tree-optimization/69110
12486 * tree-data-ref.c (initialize_data_dependence_relation): Handle
12487 DR_NUM_DIMENSIONS == 0.
12489 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
12490 Sebastian Pop <s.pop@samsung.com>
12492 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
12493 isl_ast_op_cond and isl_ast_op_select.
12494 (gcc_expression_from_isl_expr_op): Same.
12496 2016-01-26 Jason Merrill <jason@redhat.com>
12499 * tree.c (recompute_constructor_flags): Split out from
12501 (verify_constructor_flags): New.
12502 * tree.h: Declare them.
12504 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
12506 PR rtl-optimization/69217
12507 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
12508 are no TYPE_FIELDS set for the record type.
12510 2016-01-26 Jakub Jelinek <jakub@redhat.com>
12513 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
12514 toc_label_name unconditionally.
12515 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
12516 SYMBOL_REF string. Use toc_label_name instead of constructing
12518 (rs6000_elf_declare_function_name): Use toc_label_name instead of
12519 constructing LCTOC1.
12521 2016-01-26 Martin Sebor <msebor@redhat.com>
12524 * doc/extend.texi (Common Type Attributes): Move text that talks about
12525 attribute packed from attribute aligned to the section discussing
12526 the former attribute for clarity.
12528 2016-01-26 Richard Henderson <rth@redhat.com>
12530 PR middle-end/60908
12531 * trans-mem.c (tm_region_init): Mark entry block as visited.
12533 2016-01-26 David Malcolm <dmalcolm@redhat.com>
12536 * diagnostic-show-locus.c (layout::print_source_line): Replace
12537 call to pp_newline with call to layout::print_newline.
12538 (layout::print_annotation_line): Likewise.
12539 (layout::move_to_column): Likewise.
12540 (layout::print_any_fixits): After printing any fixits, print a
12541 trailing newline, if necessary.
12542 (layout::print_newline): New method, resetting any colorization
12544 (diagnostic_show_locus): Move the pp_newline to before the
12545 early bailout. Remove dummy block enclosing the layout instance.
12546 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
12547 of pp_newline_and_flush with pp_flush.
12548 (diagnostic_append_note): Delete use of pp_newline.
12549 (diagnostic_append_note_at_rich_loc): Delete.
12550 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
12551 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
12552 when newline characters are added to the buffer.
12554 2016-01-26 Michael Matz <matz@suse.de>
12556 * configure.ac (ac_cv_std_swap_in_utility): New test.
12557 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
12558 * configure: Regenerate.
12559 * config.in: Regenerate.
12561 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
12563 * config/arc/arc.md (cstoresi4): Force operand into register.
12564 (arcset<code>): Fix predicate.
12565 (arcsetltu): Likewise.
12566 (arcsetgeu): Likewise.
12567 (arcsethi): Likewise.
12568 (arcsetls): Likewise.
12570 2016-01-26 Jakub Jelinek <jakub@redhat.com>
12572 PR tree-optimization/69483
12573 * gimple-fold.c (canonicalize_constructor_val): Return NULL
12574 if base has error_mark_node type.
12576 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
12579 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
12580 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
12582 (vget_lane_f16): Handle big-endian.
12583 (vgetq_lane_f16): Likewise.
12584 (vset_lane_f16): Likewise.
12585 (vsetq_lane_f16): Likewise.
12586 * config/arm/iterators.md (VQXMOV): Add V8HF.
12587 (VDQ): Add V4HF and V8HF.
12588 (V_reg): Handle V4HF and V8HF.
12589 (Is_float_mode): Likewise.
12590 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
12591 neon_vdup_nv8hf): New patterns.
12592 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
12593 Use VD_LANE iterator.
12594 (neon_vld1_dup<mode>): Use VQ2 iterator.
12596 2016-01-26 Nathan Sidwell <nathan@acm.org>
12598 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
12599 (set_oacc_fn_attrib): Add IS_KERNEL arg.
12600 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
12601 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
12602 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
12603 (oacc_validate_dims): Add LEVEL arg, don't return level.
12604 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
12605 oacc_validate_dims.
12606 (execute_oacc_device_lower): Adjust, add more dump output.
12607 * tree-ssa-loop.c (gate_oacc_kernels): Use
12608 oacc_fn_attrib_kernels_p.
12609 * tree-parloops.c (create_parallel_loop): Adjust
12610 set_oacc_fn_attrib call.
12612 2016-01-26 Jakub Jelinek <jakub@redhat.com>
12615 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
12616 (append_compiler_options): Handle -fcilkplus.
12617 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
12619 2016-01-26 Nick Clifton <nickc@redhat.com>
12622 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
12623 been marked as DECL_ONE_ONLY but we do not the means to make it
12624 so, then do not allow it to bind locally.
12626 2016-01-26 Jakub Jelinek <jakub@redhat.com>
12629 * opts.h (parse_sanitizer_options): New prototype.
12630 * opts.c (sanitizer_opts): New array.
12631 (parse_sanitizer_options): New function.
12632 (common_handle_option): Use parse_sanitizer_options.
12634 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
12637 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
12638 alignment adjustment to ...
12639 (ix86_update_stack_boundary): Here. Don't over-align stack for
12641 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
12642 if __tls_get_addr is called.
12644 2016-01-26 Christian Bruel <christian.bruel@st.com>
12646 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
12648 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
12650 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
12652 2016-01-26 Richard Biener <rguenther@suse.de>
12654 PR middle-end/69467
12655 * match.pd: Guard X * CST CMP 0 pattern with single_use.
12657 2016-01-26 Richard Biener <rguenther@suse.de>
12659 PR tree-optimization/69452
12660 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
12661 (move_computations_dom_walker::before_dom_children): Rename
12663 (move_computations_worker): This.
12664 (move_computations): Perform an RPO rather than a DOM walk.
12666 2016-01-26 Jakub Jelinek <jakub@redhat.com>
12669 * combine.c (combine_instructions): For REG_EQUAL note with
12670 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
12671 to the underlying register.
12672 * doc/rtl.texi (REG_EQUAL): Document the behavior of
12673 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
12675 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
12678 * config/aarch64/aarch64-builtins.c
12679 (aarch64_init_simd_builtin_types): Do not set structural
12680 equality to __Poly{8,16,64,128}_t types.
12682 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
12684 PR tree-optimization/69400
12685 * wide-int.cc (wi_pack): Take the precision as argument and
12686 perform canonicalization here rather than in the callers.
12687 Use the main loop to handle all full-width HWIs. Add a
12688 zero HWI if in_len isn't a full result.
12689 (wi::divmod_internal): Update accordingly.
12690 (wi::mul_internal): Likewise. Simplify.
12692 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
12693 Sebastian Pop <s.pop@samsung.com>
12695 * graphite-poly.c (apply_poly_transforms): Simplify.
12696 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
12697 (print_isl_map): Same.
12698 (print_isl_union_map): Same.
12699 (print_isl_schedule): New.
12700 (debug_isl_schedule): New.
12701 * graphite-dependences.c (scop_get_reads): Do not call
12702 isl_union_map_add_map that is undocumented isl functionality.
12703 (scop_get_must_writes): Same.
12704 (scop_get_may_writes): Same.
12705 (scop_get_original_schedule): Remove.
12706 (scop_get_dependences): Do not call isl_union_map_compute_flow that
12707 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
12708 (compute_deps): Remove.
12709 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
12710 (debug_schedule_ast): New.
12711 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
12712 set_separate_option.
12713 (graphite_regenerate_ast_isl): Add dump.
12714 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
12715 from scop->transformed_schedule.
12716 (graphite_regenerate_ast_isl): Add more dump.
12717 * graphite-optimize-isl.c (optimize_isl): Set
12718 scop->transformed_schedule. Check whether schedules are equal.
12719 (apply_poly_transforms): Move here.
12720 * graphite-poly.c (apply_poly_transforms): ... from here.
12721 (free_poly_bb): Static.
12722 (free_scop): Static.
12723 (pbb_number_of_iterations_at_time): Remove.
12724 (print_isl_ast): New.
12725 (debug_isl_ast): New.
12726 (debug_scop_pbb): New.
12727 * graphite-scop-detection.c (print_edge): Move.
12728 (print_sese): Move.
12729 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
12730 (build_scop_scattering): Remove.
12731 (create_pw_aff_from_tree): Assert instead of bailing out.
12732 (add_condition_to_pbb): Remove unused code, do not fail.
12733 (add_conditions_to_domain): Same.
12734 (add_conditions_to_constraints): Remove.
12735 (build_scop_context): New.
12736 (add_iter_domain_dimension): New.
12737 (build_iteration_domains): Initialize pbb->iterators.
12738 Call add_conditions_to_domain.
12741 (index_outermost_in_loop): New.
12742 (index_pbb_in_loop): New.
12743 (outermost_pbb_in): New.
12744 (add_in_sequence): New.
12745 (add_outer_projection): New.
12746 (outer_projection_mupa): New.
12747 (add_loop_schedule): New.
12748 (build_schedule_pbb): New.
12749 (build_schedule_loop): New.
12750 (embed_in_surrounding_loops): New.
12751 (build_schedule_loop_nest): New.
12752 (build_original_schedule): New.
12753 (build_poly_scop): Call build_original_schedule.
12754 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
12755 (free_poly_dr): Remove.
12756 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
12757 (free_poly_bb): Remove.
12758 (debug_loop_vec): Remove.
12759 (print_isl_ast): Declare.
12760 (debug_isl_ast): Declare.
12761 (scop_do_interchange): Remove.
12762 (scop_do_strip_mine): Remove.
12763 (scop_do_block): Remove.
12764 (flatten_all_loops): Remove.
12765 (optimize_isl): Remove.
12766 (pbb_number_of_iterations_at_time): Remove.
12767 (debug_scop_pbb): Declare.
12768 (print_schedule_ast): Declare.
12769 (debug_schedule_ast): Declare.
12770 (struct scop): Remove schedule. Add original_schedule,
12771 transformed_schedule.
12772 (free_gimple_poly_bb): Remove.
12773 (print_generated_program): Remove.
12774 (debug_generated_program): Remove.
12775 (unify_scattering_dimensions): Remove.
12776 * sese.c (print_edge): ... here.
12777 (print_sese): ... here.
12778 (debug_edge): ... here.
12779 (debug_sese): ... here.
12780 * sese.h (print_edge): Declare.
12781 (print_sese): Declare.
12782 (dump_edge): Declare.
12783 (dump_sese): Declare.
12785 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
12786 Sebastian Pop <s.pop@samsung.com>
12788 * Makefile.in: Set ISLVER in site.exp.
12790 2016-01-25 Jakub Jelinek <jakub@redhat.com>
12792 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
12793 DECL_VALUE_EXPR of new_var even for the non-array case. Look
12794 through DECL_VALUE_EXPR for expansion.
12796 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
12798 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
12799 the frame info after reload completed.
12801 2016-01-25 Jeff Law <law@redhat.com>
12803 PR tree-optimization/69196
12804 PR tree-optimization/68398
12805 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
12806 tree-ssa-threadupdate.c.
12807 (determine_bb_domination_status): Prototype
12808 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
12809 (determine_bb_domination_status): No longer static.
12810 (valid_jump_thread_path): Remove code to detect characteristics
12811 of the jump thread path not associated with correctness.
12812 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
12813 Correct test for thread path length. Count PHIs for real operands as
12814 statements that need to be copied. Do not count ASSERT_EXPRs.
12815 Look at all the blocks in the thread path. Compute and selectively
12816 filter thread paths based on threading through the latch, threading
12817 a multiway branch or crossing a multiway branch.
12819 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12821 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
12822 decl with __attribute__ ((unused)) annotation.
12824 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
12827 * tree-vect-stmts.c (vectorizable_condition): Check vectype
12828 of operands is compatible with a statement vectype.
12830 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
12832 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
12833 improve wording for mixed storage order support.
12835 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
12837 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
12838 (vcvt_u64_f64): Likewise.
12839 (vcvta_s64_f64): Likewise.
12840 (vcvta_u64_f64): Likewise.
12841 (vcvtm_s64_f64): Likewise.
12842 (vcvtm_u64_f64): Likewise.
12843 (vcvtn_s64_f64): Likewise.
12844 (vcvtn_u64_f64): Likewise.
12845 (vcvtp_s64_f64): Likewise.
12846 (vcvtp_u64_f64): Likewise.
12848 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
12850 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
12851 (arc_init): Check validity mll64 option.
12852 (arc_save_restore): Use double load/store instruction.
12853 (arc_expand_movmem): Likewise.
12854 (arc_split_move): Don't split if we have double load/store
12855 instructions. Returns a boolean.
12856 (arc_process_double_reg_moves): Change function to return boolean
12857 instead of a sequence of instructions.
12858 (arc_dwarf_register_span): New function.
12859 * config/arc/arc-protos.h (arc_split_move): Change prototype.
12860 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
12861 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
12862 (*movdf_insn): Likewise.
12863 * config/arc/arc.opt (mll64): New option.
12864 * config/arc/predicates.md (even_register_operand): New predicate.
12865 * doc/invoke.texi (ARC Options): Add mll64 documentation.
12867 2016-01-25 Richard Biener <rguenther@suse.de>
12870 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
12871 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
12873 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
12875 2016-01-25 Richard Biener <rguenther@suse.de>
12877 PR tree-optimization/69376
12878 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
12880 (VN_INFO_ANTI_RANGE_P): New inline.
12881 (VN_INFO_RANGE_TYPE): Likewise.
12882 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
12883 SSA_NAME_ANTI_RANGE_P.
12884 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
12885 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
12886 Properly query VN_INFO_RANGE_TYPE.
12888 2016-01-25 Nick Clifton <nickc@redhat.com>
12891 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
12893 2016-01-23 Tom de Vries <tom@codesourcery.com>
12895 PR tree-optimization/69426
12896 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
12899 2016-01-23 Jakub Jelinek <jakub@redhat.com>
12901 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
12902 "the the" with "the" in the comments.
12903 * ipa-devirt.c (build_type_inheritance_graph,
12904 update_type_inheritance_graph): Likewise.
12905 * tree.c (build_function_type_list_1): Likewise.
12906 * cfgloopmanip.c (scale_loop_profile): Likewise.
12907 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
12908 * gimple-ssa-split-paths.c
12909 (find_block_to_duplicate_for_splitting_paths): Likewise.
12910 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
12911 * expr.c (convert_move): Likewise.
12912 * var-tracking.c (vt_stack_adjustments): Likewise.
12913 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
12914 * tree-vrp.c (test_for_singularity): Likewise.
12916 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
12917 directly instead of building a temporary tree.
12920 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
12921 remove <algorithm> include.
12923 2016-01-22 Jakub Jelinek <jakub@redhat.com>
12926 * config/i386/i386.c: Include dojump.h.
12927 (expand_small_movmem_or_setmem,
12928 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
12930 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
12931 if dynamic_check != -1.
12933 2016-01-21 Jeff Law <law@redhat.com>
12935 PR middle-end/69347
12936 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
12937 record_temporary_equivalences. Rewritten to avoid unnecessary calls
12938 into dominated_by_p.
12939 (cprop_into_successor_phis): Avoid unnecessary tests.
12941 2016-01-22 Richard Henderson <rth@redhat.com>
12944 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
12945 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
12947 2016-01-22 Michael Matz <matz@suse.de>
12949 * system.h (string, algorithm): Include only conditionally.
12950 (new): Include always under C++.
12951 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
12952 * final.c (toplevel): Ditto.
12953 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
12954 * genconditions.c (write_header): Make gencondmd.c define
12956 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
12958 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
12959 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
12961 2016-01-22 Christian Bruel <christian.bruel@st.com>
12964 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
12966 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12969 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
12970 define_insn_and_split. Ensure operands[1] and operands[0] do not
12971 get assigned the same register.
12973 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
12975 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
12977 2016-01-22 Christian Bruel <christian.bruel@st.com>
12979 * config/arm/arm-c.c (arm_pragma_target_parse):
12980 Remove warn_builtin_macro_redefined overwrite.
12982 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
12984 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
12985 flag_non_call_exceptions compatibility.
12987 2016-01-22 Jakub Jelinek <jakub@redhat.com>
12990 * dwarf2out.c (add_child_die_after): New function.
12991 (dwarf_qual_info_t): New type.
12992 (dwarf_qual_info): New variable.
12993 (qualified_die_p): New function.
12994 (modified_type_die): For -fdebug-types-section, ensure
12995 canonical order of qualifiers. Put qualified DIEs adjacent
12996 to the corresponding non-qualified type DIE and search there
12997 for existing qualified DIEs.
12999 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
13001 * doc/extend.texi (scalar_storage_order type attribute): Document
13002 restriction on type punning and aliasing, and remove future tense.
13004 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
13007 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
13010 2016-01-21 Jeff Law <law@redhat.com>
13012 PR middle-end/69347
13013 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
13014 useless call to record_temporary_equivalences.
13015 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
13016 allocate 10 slots in the bb_path vector and let it grow as needed.
13017 (fsm_find_control_statement_thread_paths): Similarly for the next_path
13020 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
13022 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
13024 * configure: Regenerate.
13026 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
13028 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
13029 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
13031 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
13033 PR middle-end/66178
13034 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
13035 drop EXPAND_INITIALIZER.
13036 * rtl.h (contains_symbolic_reference_p): Declare.
13037 * rtlanal.c (contains_symbolic_reference_p): New function.
13038 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
13039 a subtraction into a NOT if symbolic constants are involved.
13041 2016-01-21 Anton Blanchard <anton@samba.org>
13042 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13045 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
13047 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
13050 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
13052 * config/microblaze/microblaze.c
13053 (get_branch_target): New.
13054 (insert_wic_for_ilb_runout): New.
13056 (microblaze_machine_dependent_reorg): New.
13057 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
13058 * config/microblaze/microblaze.md
13059 (UNSPEC_IPREFETCH): Define.
13060 (iprefetch): New pattern
13061 * config/microblaze/microblaze.opt
13062 (mxl-prefetch): New flag.
13064 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
13066 * config/microblaze/microblaze.h
13067 (FIXED_REGISTERS): Update in macro.
13068 (CALL_USED_REGISTERS): Update in macro.
13070 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
13072 PR rtl-optimization/68920
13073 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
13076 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
13078 PR rtl-optimization/68990
13079 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
13080 pseudo instead of inheritance ones.
13082 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
13083 Nick Clifton <nickc@redhat.com>
13087 * config/mips/mips.c (mips_compute_frame_info): Initialise
13088 args_size and hard_frame_pointer_offset fields of the frame
13089 structure before calling mips_global_pointer.
13091 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
13093 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
13095 * configure: Regenerate.
13097 2016-01-21 Richard Biener <rguenther@suse.de>
13099 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
13101 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
13103 * config/s390/s390.c (s390_asm_declare_function_size): Add code
13104 to actually emit the .size directive.
13106 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
13107 Jakub Jelinek <jakub@redhat.com>
13111 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
13112 args array size by one to avoid buffer overflow.
13114 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
13116 * config/s390/s390.md (pool_section_start): Use switch_to_section
13117 to select proper read-only data section instead of hardcoding
13119 (pool_section_end): Use switch_to_section to match the above.
13121 2016-01-21 Richard Biener <rguenther@suse.de>
13123 PR tree-optimization/69378
13124 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
13125 (set_ssa_val_to): Use it for dominance checks taking into
13126 account not executable edges.
13128 2016-01-21 Jakub Jelinek <jakub@redhat.com>
13131 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
13132 for bitsize instead of GET_MODE_PRECISION (mode).
13134 2016-01-20 Martin Sebor <msebor@redhat.com>
13137 * extend.texi (__sync Builtins): Clarify the semantics of
13138 __sync_fetch_and_OP built-ins on pointers.
13139 (__atomic Builtins): Same.
13141 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
13142 Sebastian Pop <s.pop@samsung.com>
13144 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
13145 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
13146 (is_valid_rename): Same.
13147 (translate_isl_ast_to_gimple::get_rename): Same.
13148 (translate_isl_ast_to_gimple::rename_all_uses): Same.
13149 (translate_isl_ast_to_gimple::rename_uses): Same.
13150 (get_new_name): Check for close_phi nodes.
13151 (copy_loop_phi_args): Use phi_node_kind.
13152 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
13153 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
13155 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
13156 Sebastian Pop <s.pop@samsung.com>
13158 Revert commit r229783.
13159 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
13160 Remove use of parameter_rename_map.
13161 (copy_def): Remove.
13162 (copy_internal_parameters): Remove.
13163 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
13164 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
13165 (free_sese_info): Do not free parameter_rename_map.
13166 (set_rename): Do not use parameter_rename_map.
13167 (rename_uses): Update call to set_rename.
13168 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
13169 * sese.h (parameter_rename_map_t): Remove.
13170 (struct sese_info_t): Remove field parameter_rename_map.
13172 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
13173 Sebastian Pop <s.pop@samsung.com>
13175 * graphite-isl-ast-to-gimple.c: Fix comment.
13176 * graphite-scop-detection.c (defined_in_loop_p): New.
13177 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
13178 names defined in loop.
13180 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
13181 Sebastian Pop <s.pop@samsung.com>
13183 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
13184 Discard unstructured if-then-else regions.
13186 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
13187 Sebastian Pop <s.pop@samsung.com>
13189 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
13190 (cleanup_loop_iter_dom): Remove.
13191 (build_loop_iteration_domains): Remove.
13192 (build_scop_context): Remove.
13193 (build_scop_iteration_domain): Remove.
13194 (add_loop_constraints): New.
13195 (build_iteration_domains): New.
13196 (build_poly_scop): Call build_iteration_domains.
13198 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
13199 Sebastian Pop <s.pop@samsung.com>
13201 * graphite-scop-detection.c
13202 (scop_detection::harmful_loop_in_region): Free dom and loops.
13203 (scop_detection::loop_body_is_valid_scop): Free bbs.
13205 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
13206 Sebastian Pop <s.pop@samsung.com>
13208 * graphite-scop-detection.c (record_loop_in_sese): New.
13209 (gather_bbs::before_dom_children): Call record_loop_in_sese.
13210 (build_scops): Remove call to build_sese_loop_nests.
13211 * sese.c (sese_record_loop): Remove.
13212 (build_sese_loop_nests): Remove.
13213 (new_sese_info): Remove region->loops.
13214 (free_sese_info): Same.
13215 * sese.h (sese_contains_loop): Same.
13216 (build_sese_loop_nests): Remove.
13217 (sese_contains_loop): Remove.
13219 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
13220 Sebastian Pop <s.pop@samsung.com>
13222 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
13223 loop_is_valid_in_scop.
13224 (scop_detection::harmful_stmt_in_region): Renamed
13225 harmful_loop_in_region.
13226 Call loop_is_valid_in_scop.
13228 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
13229 Sebastian Pop <s.pop@samsung.com>
13231 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
13234 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
13235 Sebastian Pop <s.pop@samsung.com>
13237 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
13238 * graphite.h (struct poly_bb): Remove field is_reduction.
13239 (PBB_IS_REDUCTION): Remove.
13241 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
13242 Sebastian Pop <s.pop@samsung.com>
13244 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
13245 (add_pdr_constraints): Same.
13246 (scop_get_reads): Same.
13247 (scop_get_must_writes): Same.
13248 (scop_get_may_writes): Same.
13249 (scop_get_original_schedule): Same.
13250 (extend_schedule): Same.
13251 (apply_schedule_on_deps): Same.
13252 (carries_deps): Same.
13253 (compute_deps): Same.
13254 (scop_get_dependences): Same.
13255 * graphite-isl-ast-to-gimple.c
13256 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
13257 * graphite-optimize-isl.c (get_schedule_for_band): Same.
13258 (get_schedule_for_band_list): Same.
13259 (get_schedule_map): Same.
13260 (apply_schedule_map_to_scop): Same.
13261 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
13262 (build_loop_iteration_domains): Same.
13263 (add_condition_to_pbb): Same.
13264 (add_param_constraints): Same.
13265 (pdr_add_memory_accesses): Same.
13266 (pdr_add_data_dimensions): Same.
13268 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
13270 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
13273 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
13275 * common.opt (feliminate-dwarf2-dups): Replace references to
13276 "DWARF 2" with just "DWARF".
13277 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
13278 * doc/extend.texi: Likewise.
13279 * doc/cpp.texi: Likewise.
13280 * doc/invoke.texi: Likewise.
13281 (Option Summary): Add -gdwarf to list of Debugging Options.
13282 (Debugging Options): Document -gdwarf.
13283 * doc/contrib.texi: Spell "DWARF" like that.
13285 2016-01-21 Jakub Jelinek <jakub@redhat.com>
13287 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
13288 warning. Fix up formatting.
13290 PR middle-end/67653
13291 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
13292 attempt to mark memory input operand addressable and
13293 call prepare_gimple_addressable in that case. Don't adjust
13294 input_location for diagnostics, use error_at instead.
13296 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
13298 * config/rs6000/ppc-auxv.h: New file.
13299 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
13300 (cpu_is): Likewise.
13301 (cpu_supports): Likewise.
13302 * config/rs6000/rs6000.c: include "ppc-auxv.h".
13303 (cpu_is_info): New variable.
13304 (cpu_supports_info): Likewise.
13305 (tcb_verification_symbol): Likewise.
13306 (cpu_builtin_p): Likewise.
13307 (cpu_expand_builtin): New function.
13308 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
13309 (rs6000_init_builtins): Likewise.
13310 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
13311 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
13312 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
13313 * configure: Regenerate.
13314 * config.in: Likewise.
13315 * doc/extend.texi (PowerPC Built-in Functions): Document
13316 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
13318 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
13321 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
13323 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
13326 2016-01-20 Richard Henderson <rth@redhat.com>
13332 * tree.c (tm_define_builtin): New.
13333 (find_tm_vector_type): New.
13334 (build_tm_vector_builtins): New.
13335 (build_common_builtin_nodes): Call it.
13337 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
13339 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
13340 (arm_fp_ok): Likewise.
13341 (arm_fp): Likewise.
13342 (arm_crypto): Likewise.
13344 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
13345 Richard Biener <rguenther@suse.de>
13347 PR tree-optimization/69328
13348 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
13349 vectors have same number of elements.
13350 (vectorizable_condition): Fix masked version recognition.
13352 2016-01-20 Richard Biener <rguenther@suse.de>
13354 PR tree-optimization/69345
13355 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
13356 (VN_INFO_PTR_INFO): Likewise.
13357 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
13358 info when it is equal between non-dominating SSA names.
13359 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
13360 Make sure to look at original SSA infos.
13362 2016-01-20 Jeff Law <law@redhat.com>
13365 * config/m68k/predicates.md (pow2_m1_operand): New predicate
13367 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
13368 (pc_or_label_operand): New predicate.
13369 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
13370 tests for small integers that are 2^n - 1.
13372 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
13374 * doc/invoke.texi (Options Summary): Add '.' after @xref.
13376 2016-01-19 Jeff Law <law@redhat.com>
13378 PR middle-end/69347
13379 * tree-ssa-threadbackwards.c
13380 (fsm_find_control_statement_thread_paths): Do not try to lookup
13381 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
13383 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
13385 * doc/lto.texi: Remove text that says only Gold has linker plugin
13388 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
13390 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
13391 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
13392 the DIE accordingly.
13393 (modified_type_die): Add REVERSE parameter and pass it recursively,
13394 as well as to base_type_die. Adjust presence check accordingly.
13395 (base_type_for_mode): Adjust call to modified_type_die.
13396 (add_type_attribute): Add REVERSE parameter and pass it to
13398 (generic_parameter_die): Adjust call to add_type_attribute.
13399 (add_scalar_info): Likewise.
13400 (add_subscript_info): Likewise.
13401 (gen_array_type_die): Likewise.
13402 (gen_descr_array_type_die): Likewise.
13403 (gen_entry_point_die): Likewise.
13404 (gen_enumeration_type_die): Likewise.
13405 (gen_formal_parameter_die): Likewise.
13406 (gen_subprogram_die): Likewise.
13407 (gen_variable_die ): Likewise.
13408 (gen_const_die): Likewise.
13409 (gen_field_die): Likewise.
13410 (gen_pointer_type_die): Likewise.
13411 (gen_reference_type_die): Likewise.
13412 (gen_ptr_to_mbr_type_die): Likewise.
13413 (gen_inheritance_die): Likewise.
13414 (gen_subroutine_type_die): Likewise.
13415 (gen_typedef_die): Likewise.
13416 (force_type_die): Adjust call to modified_type_die.
13418 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
13420 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
13421 flow throughout the file. Fix broken link to Objective-C 2.0
13423 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
13426 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
13428 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
13430 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
13433 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
13434 (maybe_record_node): Record cxa_pure_virtual as the only possible
13435 target if there are not ohter candidates.
13436 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
13438 2016-01-19 Richard Biener <rguenther@suse.de>
13440 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
13441 (get_memory_order): Likewise.
13443 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
13445 * tree-vect-stmts.c (vectorizable_store): Check
13448 2016-01-19 David Malcolm <dmalcolm@redhat.com>
13451 * gcc.c (driver::decode_argv): Add call to
13452 init_opts_obstack before init_options_struct.
13453 * opts.c (init_opts_obstack): Remove idempotency.
13454 (init_options_struct): Replace call to init_opts_obstack
13455 with a gcc_assert to verify that it has already been called.
13456 * toplev.c (toplev::main): Add call to init_opts_obstack before
13457 calls to init_options_struct.
13458 (toplev::finalize): Move cleanup of opts_obstack next to
13459 cleanup of save_decoded_options, clearing the latter, and
13460 save_decoded_options_count.
13462 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13465 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
13466 attribute to unconditional. Remove %? from output template.
13468 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
13469 Jiong Wang <jiong.wang@arm.com>
13471 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
13472 generated from different expand order.
13474 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
13476 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
13477 Add support for CCMP costing.
13479 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
13481 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
13482 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
13483 (fccmpe<mode>): Likewise.
13484 (fcmp): Rename to fcmp and globalize pattern.
13486 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
13487 (aarch64_gen_ccmp_next): Add FP support.
13489 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
13491 * target.def (gen_ccmp_first): Update documentation.
13492 (gen_ccmp_next): Likewise.
13493 * doc/tm.texi (gen_ccmp_first): Update documentation.
13494 (gen_ccmp_next): Likewise.
13495 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
13496 expand_ccmp_expr_1. Improve comments.
13497 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
13498 (ccmp_ior<mode>): Remove pattern.
13499 (cmp<mode>): Remove expand.
13500 (cmp): Globalize pattern.
13501 (cstorecc4): Use cc_register.
13502 (mov<mode>cc): Remove ccmp_cc_register check.
13503 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
13504 Simplify after removal of CC_DNE/* modes.
13505 (aarch64_ccmp_mode_to_code): Remove.
13506 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
13507 In 'k' case use integer as condition.
13508 (aarch64_nzcv_codes): Remove inverted cases.
13509 (aarch64_code_to_ccmode): Remove.
13510 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
13511 comparison with CC register to be used in folowing CCMP/branch/CSEL.
13512 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
13513 pattern. Return the comparison with CC register. Invert conditions
13514 when bitcode is OR.
13515 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
13516 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
13518 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
13520 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
13521 instrumented_version.
13523 2016-01-19 Richard Biener <rguenther@suse.de>
13525 PR tree-optimization/69336
13526 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
13527 handled components with get_ref_base_and_extent.
13528 (equal_mem_array_ref_p): Adjust.
13530 2016-01-19 Jakub Jelinek <jakub@redhat.com>
13533 * shrink-wrap.c: Include valtrack.h.
13534 (move_insn_for_shrink_wrap): Add DEBUG argument. If
13535 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
13536 in between insn and where it will be moved to. Call
13537 dead_debug_insert_temp.
13538 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
13539 first and dead_debug_local_finish at the end.
13540 For uses and defs bitmap, handle all regs in between REGNO and
13541 END_REGNO, not just the first one.
13543 2016-01-19 Richard Biener <rguenther@suse.de>
13545 PR tree-optimization/69352
13546 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
13547 (equal_mem_array_ref_p): Constrain size and max size properly.
13548 Compare the reverse flag.
13550 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
13552 * ira.c (ira): Update regstat data if we deleted insns.
13554 2016-01-19 Jakub Jelinek <jakub@redhat.com>
13556 PR rtl-optimization/68955
13557 PR rtl-optimization/64557
13558 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
13559 here. Fix up formatting.
13560 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
13562 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
13565 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
13566 assume that the node has body.
13567 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
13570 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
13572 * lto-streamer-out.c (lto_output): Do not stream instrumentation
13575 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
13577 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
13578 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
13580 2016-01-19 Martin Jambor <mjambor@suse.cz>
13581 Martin Liska <mliska@suse.cz>
13582 Michael Matz <matz@suse.de>
13584 * Makefile.in (OBJS): Add new source files.
13585 (GTFILES): Add hsa.c.
13586 * common.opt (disable_hsa): New variable.
13587 (-Whsa): New warning.
13588 * config.in (ENABLE_HSA): New.
13589 * configure.ac: Treat hsa differently from other accelerators.
13590 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
13591 $enable_offloading.
13592 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
13593 * doc/install.texi (Configuration): Document --with-hsa-runtime,
13594 --with-hsa-runtime-include, --with-hsa-runtime-lib and
13595 --with-hsa-kmt-lib.
13596 * doc/invoke.texi (-Whsa): Document.
13597 (hsa-gen-debug-stores): Likewise.
13598 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
13599 to invoke offload compiler for hsa acclerator.
13600 * opts.c (common_handle_option): Determine whether HSA offloading
13601 should be performed.
13602 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
13603 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
13604 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
13605 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
13606 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
13607 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
13608 GF_OMP_FOR_KIND_GRID_LOOP.
13609 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
13610 (pp_gimple_stmt_1): Likewise.
13611 * gimple-walk.c (walk_gimple_stmt): Likewise.
13612 * gimple.c (gimple_build_omp_grid_body): New function.
13613 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
13614 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
13615 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
13616 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
13617 GF_OMP_TEAMS_GRID_PHONY.
13618 (gimple_statement_omp_single_layout): Updated comments.
13619 (gimple_build_omp_grid_body): New function.
13620 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
13621 (gimple_omp_for_grid_phony): New function.
13622 (gimple_omp_for_set_grid_phony): Likewise.
13623 (gimple_omp_parallel_grid_phony): Likewise.
13624 (gimple_omp_parallel_set_grid_phony): Likewise.
13625 (gimple_omp_teams_grid_phony): Likewise.
13626 (gimple_omp_teams_set_grid_phony): Likewise.
13627 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
13628 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
13629 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
13630 (BUILT_IN_GOMP_TARGET): Updated type.
13631 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
13632 (adjust_for_condition): New function.
13633 (get_omp_for_step_from_incr): Likewise.
13634 (extract_omp_for_data): Moved parts to adjust_for_condition and
13635 get_omp_for_step_from_incr.
13636 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
13637 (fixup_child_record_type): Bail out if receiver_decl is NULL.
13638 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
13639 (scan_omp_parallel): Do not create child functions for phony
13641 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
13642 (scan_omp_1_op): Checking assert we are not remapping to
13643 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
13644 (parallel_needs_hsa_kernel_p): New function.
13645 (expand_parallel_call): Register apprpriate parallel child
13646 functions as HSA kernels.
13647 (grid_launch_attributes_trees): New type.
13648 (grid_attr_trees): New variable.
13649 (grid_create_kernel_launch_attr_types): New function.
13650 (grid_insert_store_range_dim): Likewise.
13651 (grid_get_kernel_launch_attributes): Likewise.
13652 (get_target_argument_identifier_1): Likewise.
13653 (get_target_argument_identifier): Likewise.
13654 (get_target_argument_value): Likewise.
13655 (push_target_argument_according_to_value): Likewise.
13656 (get_target_arguments): Likewise.
13657 (expand_omp_target): Call get_target_arguments instead of looking
13658 up for teams and thread limit.
13659 (grid_expand_omp_for_loop): New function.
13660 (grid_arg_decl_map): New type.
13661 (grid_remap_kernel_arg_accesses): New function.
13662 (grid_expand_target_kernel_body): New function.
13663 (expand_omp): Call it.
13664 (lower_omp_for): Do not emit phony constructs.
13665 (lower_omp_taskreg): Do not emit phony constructs but create for them
13666 a temporary variable receiver_decl.
13667 (lower_omp_taskreg): Do not emit phony constructs.
13668 (lower_omp_teams): Likewise.
13669 (lower_omp_grid_body): New function.
13670 (lower_omp_1): Call it.
13671 (grid_reg_assignment_to_local_var_p): New function.
13672 (grid_seq_only_contains_local_assignments): Likewise.
13673 (grid_find_single_omp_among_assignments_1): Likewise.
13674 (grid_find_single_omp_among_assignments): Likewise.
13675 (grid_find_ungridifiable_statement): Likewise.
13676 (grid_target_follows_gridifiable_pattern): Likewise.
13677 (grid_remap_prebody_decls): Likewise.
13678 (grid_copy_leading_local_assignments): Likewise.
13679 (grid_process_kernel_body_copy): Likewise.
13680 (grid_attempt_target_gridification): Likewise.
13681 (grid_gridify_all_targets_stmt): Likewise.
13682 (grid_gridify_all_targets): Likewise.
13683 (execute_lower_omp): Call grid_gridify_all_targets.
13684 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
13685 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
13686 (tree_omp_clause): Added union field dimension.
13687 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
13688 * tree.c (omp_clause_num_ops): Added number of arguments of
13689 OMP_CLAUSE__GRIDDIM_.
13690 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
13691 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
13692 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
13693 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
13694 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
13695 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
13696 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
13697 * tree-pass.h (make_pass_gen_hsail): Declare.
13698 (make_pass_ipa_hsa): Likewise.
13699 * ipa-hsa.c: New file.
13700 * lto-section-in.c (lto_section_name): Add hsa section name.
13701 * lto-streamer.h (lto_section_type): Add hsa section.
13702 * timevar.def (TV_IPA_HSA): New.
13703 * hsa-brig-format.h: New file.
13704 * hsa-brig.c: New file.
13705 * hsa-dump.c: Likewise.
13706 * hsa-gen.c: Likewise.
13709 * toplev.c (compile_file): Call hsa_output_brig.
13710 * hsa-regalloc.c: New file.
13712 2016-01-18 Jeff Law <law@redhat.com>
13714 PR tree-optimization/69320
13715 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
13716 ranged object, do nothing if the RHS constant is not [0..1].
13717 (optimize_stmt): Comparing a boolean ranged object against a
13718 constant outside [0..1] results in a compile-time constant.
13720 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
13723 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
13725 * doc/invoke.texi (Invoking GCC): Add new section to menu.
13726 (Option Summary): Update to reflect new section and moved options.
13727 (C++ Dialect Options): Move -fstats to new section.
13728 (Debugging Options): Move all dump, statistics, and other GCC
13729 developer options to new section. Rewrite section introduction
13730 and re-order remaining options to put the more basic ones first.
13731 (Optimization Options): Move -fira-verbose and -flto-report* to
13733 (Developer Options): New section incorporating moved options.
13734 * doc/cppopts.texi (-dM): Update cross-reference.
13736 2016-01-18 Richard Henderson <rth@redhat.com>
13739 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
13740 operands to pseudo only if CSE is expected. Split long immediate
13741 operands only after reload, and for the stack pointer.
13742 (*add<GPI>3_pluslong): Remove.
13743 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
13744 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
13745 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
13746 (*add<GPI>3 peepholes): New.
13747 (*add<GPI>3 splitters): New.
13748 * config/aarch64/constraints.md (Upl): New.
13749 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
13751 2016-01-18 Richard Biener <rguenther@suse.de>
13753 PR tree-optimization/69297
13754 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
13756 (vect_bb_vectorization_profitable_p): Clear visited flag again.
13758 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
13760 PR middle-end/68542
13761 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
13762 of mixind vector and scalar types.
13763 (fold_relational_const): Add handling of vector
13764 comparison with boolean result.
13765 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
13766 comparison of vector operands with boolean result for EQ/NE only.
13767 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
13768 (verify_gimple_cond): Likewise.
13769 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
13772 2016-01-18 Joseph Myers <joseph@codesourcery.com>
13774 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
13777 2016-01-18 Richard Biener <rguenther@suse.de>
13779 PR middle-end/69308
13780 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
13782 2016-01-18 Tom de Vries <tom@codesourcery.com>
13784 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
13786 2016-01-18 Tom de Vries <tom@codesourcery.com>
13788 * omp-low.c (set_oacc_fn_attrib): Make extern.
13789 * omp-low.h (set_oacc_fn_attrib): Declare.
13790 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
13791 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
13792 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
13793 Add and handle function parameter oacc_kernels_p.
13794 (find_reduc_addr, get_omp_data_i_param): New function.
13795 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
13796 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
13797 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
13798 Calculate dominance info. Skip loops that are not in a kernels region
13799 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
13800 (pass_parallelize_loops::execute): Call parallelize_loops with
13801 oacc_kernels_p argument.
13802 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
13803 New member function.
13804 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
13805 * passes.def: Add argument to pass_parallelize_loops instantation.
13807 2016-01-18 Tom de Vries <tom@codesourcery.com>
13809 * tree-parloops.c (pass_parallelize_loops::execute): Allow
13810 pass_parallelize_loops to be run outside the loop pipeline.
13812 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
13814 * tree-scalar-evolution.c (follow_copies_to_constant): New.
13815 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
13817 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
13820 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
13821 using get_ref_base_and_extent.
13822 (equal_mem_array_ref_p): New.
13823 (hashable_expr_equal_p): Add call to previous.
13825 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
13828 * tree-sra.c (disqualified_constants, constant_decl_p): New.
13829 (sra_initialize): Allocate disqualified_constants.
13830 (sra_deinitialize): Free disqualified_constants.
13831 (disqualify_candidate): Update disqualified_constants when appropriate.
13832 (create_access): Scan for constant-pool entries as we go along.
13833 (scalarizable_type_p): Add check against type_contains_placeholder_p.
13834 (maybe_add_sra_candidate): Allow constant-pool entries.
13835 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
13836 (initialize_constant_pool_replacements): New.
13837 (sra_modify_assign): Avoid mangling assignments created by previous,
13838 and don't generate writes into constant pool.
13839 (sra_modify_function_body): Call initialize_constant_pool_replacements.
13841 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
13843 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
13844 andnot instruction.
13845 (scalar_chain::convert_op): Likewise.
13846 * config/i386/i386.md (*andndi3_doubleword): New.
13848 2016-01-18 Richard Biener <rguenther@suse.de>
13850 PR tree-optimization/69170
13851 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
13852 building a vector from scalar results of a pattern stmt.
13854 2016-01-18 Jakub Jelinek <jakub@redhat.com>
13856 * haifa-sched.c (autopref_multipass_init): Work around
13857 -Wmaybe-uninitialized warning.
13859 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
13861 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
13862 against the constant 0.
13864 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13866 PR tree-optimization/68799
13867 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
13868 look up phi candidates in the statement-candidate map.
13869 (phi_add_costs): Likewise.
13870 (record_phi_increments): Likewise.
13871 (phi_incr_cost): Likewise.
13872 (ncd_with_phi): Likewise.
13873 (all_phi_incrs_profitable): Likewise.
13875 2016-01-17 Jakub Jelinek <jakub@redhat.com>
13877 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
13878 -Wmaybe-uninitialized warning.
13880 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
13882 * doc/invoke.texi (Invoking GCC): Add new section to menu.
13883 (Option Summary): Update to reflect new section and moved options.
13884 (C++ Dialect Options): Move -fvtable-verify and related options.
13885 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
13886 and profiling-related options.
13887 (Optimization Options): Move profile generation options and
13888 -fstack-protector and related options.
13889 (Instrumentation Options): New section incorporating moved options.
13890 (Code Generation Options): Move -finstrument-functions and
13891 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
13893 2016-01-16 Tom de Vries <tom@codesourcery.com>
13895 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
13897 2016-01-16 Tom de Vries <tom@codesourcery.com>
13899 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
13901 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
13903 * hash-table.h (hash_table::empty): Turn into an inline wrapper
13904 that checks whether the table is already empty. Rename the
13905 original implementation to...
13906 (hash_table::empty_slot): ...this new private function.
13908 2016-01-15 David Malcolm <dmalcolm@redhat.com>
13910 PR diagnostic/68899
13911 * diagnostic-show-locus.c (layout::print_source_line): Move x
13912 offset of line until after call to
13913 get_line_width_without_trailing_whitespace.
13915 2016-01-15 Jeff Law <law@redhat.com>
13917 PR tree-optimization/69270
13918 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
13919 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
13920 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
13921 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
13922 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
13923 ssa_name_has_boolean_range and constant_boolean_node.
13925 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
13927 PR rtl-optimization/69030
13928 * lra-spills.c (remove_pseudos): Check nrefs and make the function
13930 (spill_pseudos): Delete debug insn for dead pseudo.
13931 (lra_spill): Initiate spill_hard_reg and slots memory separately.
13933 2016-01-15 Jiong Wang <jiong.wang@arm.com>
13935 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
13937 (TYPES_UNOPUS): Likewise.
13938 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
13939 builtin type, from UNOP to UNOPUS.
13940 (lbtruncuv4sf): Likewise.
13941 (lbtruncuv2df): Likewise.
13942 (lrounduv2sf): Likewise.
13943 (lrounduv4sf): Likewise.
13944 (lrounduv2df): Likewise.
13945 (lroundusf): Likewise.
13946 (lroundusf): Likewise.
13947 (lceiluv2sf): Likewise.
13948 (lceiluv4sf): Likewise.
13949 (lceiluv2df): Likewise.
13950 (lceilusf): Likewise.
13951 (lceiludf): Likewise.
13952 (lflooruv2sf): Likewise.
13953 (lflooruv4sf): Likewise.
13954 (lflooruv2df): Likewise.
13955 (lfloorusf): Likewise.
13956 (lfloorudf): Likewise.
13957 (lfrintnuv2sf): Likewise.
13958 (lfrintnuv4sf): Likewise.
13959 (lfrintnuv2df): Likewise.
13960 (lfrintnusf): Likewise.
13961 (lfrintnudf): Likewise.
13962 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
13964 (vcvtq_u32_f32): Likewise.
13965 (vcvtq_u64_f64): Likewise.
13966 (vcvta_u32_f32): Likewise.
13967 (vcvtaq_u32_f32): Likewise.
13968 (vcvtaq_u64_f64): Likewise.
13969 (vcvtm_u32_f32): Likewise.
13970 (vcvtmq_u32_f32): Likewise.
13971 (vcvtmq_u64_f64): Likewise.
13972 (vcvtn_u32_f32): Likwise.
13973 (vcvtnq_u32_f32): Likewise.
13974 (vcvtnq_u64_f64): Likewise.
13975 (vcvtp_u32_f32): Likewise.
13976 (vcvtpq_u32_f32): Likewise.
13977 (vcvtpq_u64_f64): Likewise.
13978 (vcvtmd_u64_f64): Likewise.
13979 (vcvtms_u32_f32): Likewise.
13980 (vcvtad_u64_f64): Likewise.
13981 (vcvtas_u32_f32): Likewise.
13982 (vcvtnd_u64_f64): Likewise.
13983 (vcvtns_u32_f32): Likewise.
13984 (vcvtpd_u64_f64): Likewise.
13985 (vcvtps_u32_f32): Likewise.
13987 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13989 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
13990 CSEL of zero_extended registers.
13992 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13994 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
13995 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
13997 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13999 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
14000 false when argument string is not found in the attributes table
14003 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
14006 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
14007 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
14008 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
14009 precision estimate.
14011 2016-01-15 Richard Biener <rguenther@suse.de>
14013 PR tree-optimization/66856
14014 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
14015 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
14016 (vect_create_new_slp_node): Increment stmt reference count.
14017 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
14018 an SLP tree before swapping operands.
14019 (vect_build_slp_tree): Likewise.
14020 (destroy_bb_vec_info): Free stmt info after SLP instances.
14021 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
14022 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
14023 (STMT_VINFO_NUM_SLP_USES): New macro.
14025 2016-01-15 Richard Biener <rguenther@suse.de>
14028 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
14029 (add_linkage_name): ... here.
14030 (gen_typedef_die): Use add_linkage_name_raw instead of
14031 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
14034 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
14036 * gimplify.c (oacc_default_clause): Decode reference and pointer
14037 types for both kernels and parallel regions.
14039 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
14041 PR middle-end/69246
14042 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
14044 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
14046 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
14047 (convert_scalars_to_vector): Likewise.
14049 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
14051 * doc/extend.texi (Type Traits): Fix grammar.
14053 2016-01-15 Martin Jambor <mjambor@suse.cz>
14055 * tree-inline.c (remap_decl): Use existing dclarations if
14056 remapping a type and prevent_decl_creation_for_types.
14057 (replace_locals_stmt): Do an initial remapping of non-VLA typed
14058 decls first. Do real remapping with
14059 prevent_decl_creation_for_types set.
14060 * tree-inline.h (copy_body_data): New field
14061 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
14064 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
14066 * config/s390/s390.opt (mmvcle): More verbose help text.
14068 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
14070 * config/s390/s390.opt: Add period to -mzvector option text.
14072 2016-01-15 Richard Biener <rguenther@suse.de>
14074 PR tree-optimization/68961
14075 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
14076 of invariants in stores again.
14078 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
14080 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
14082 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
14084 * config/i386/i386.c (ix86_expand_branch): Don't split
14085 DI mode xor instruction to SI mode.
14087 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
14090 * ipa-icf.c (sem_function::merge): Virtual functions may become
14091 reachable even if they address is not taken and there are no
14094 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
14096 * lto-streamer-out.c (subtract_estimated_size): New function.
14097 (get_symbol_initial_value): Use it.
14099 2016-01-15 Christian Bruel <christian.bruel@st.com>
14102 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
14103 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
14104 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
14105 use add_builtin_function_ext_scope instead of add_builtin_function.
14106 (neon_set_p, neon_crypto_set_p): Remove.
14107 (arm_init_builtins): Always call arm_init_neon_builtins and
14108 arm_init_crypto_builtins.
14109 (arm_expand_builtin): Check that builtins are allowed for the arch.
14110 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
14111 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
14112 arm_init_neon_builtins call.
14114 2016-01-15 Richard Biener <rguenther@suse.de>
14116 PR tree-optimization/69117
14117 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
14118 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
14119 of the leader conservatively.
14120 (free_scc_vn): Restore original SSA name infos.
14122 2016-01-14 Jeff Law <law@redhat.com>
14124 PR tree-optimization/69270
14125 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
14126 single bit of precision, verify it's also unsigned.
14127 (record_edge_info): Use constant_boolean_node rather than fold_convert
14128 to convert boolean_true/boolean_false to the right type.
14130 2016-01-14 Richard Henderson <rth@redhat.com>
14133 * loop-doloop.c (record_reg_sets): New.
14134 (doloop_optimize): Reject the transform if the sequence
14135 clobbers registers live at the end of the loop block.
14136 (doloop_optimize_loops): Enable df_live if needed.
14138 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
14140 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
14141 * config/rs6000/rs6000.c: Likewise.
14142 * config/rs6000/rs6000.h: Likewise.
14143 * config/rs6000/rs6000.md: Likewise.
14144 * doc/extend.texi: Likewsie.
14146 2016-01-14 Jeff Law <law@redhat.com>
14148 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
14151 2016-01-14 Richard Henderson <rth@redhat.com>
14155 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
14156 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
14157 instead of builtin_decl_declared_p to test for declaration.
14159 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
14161 * doc/loop.texi (Loop Analysis and Representation): Document
14162 loop_depth function.
14164 2016-01-14 Tom de Vries <tom@codesourcery.com>
14166 PR tree-optimization/68773
14167 * omp-low.c (expand_omp_target): Don't set force_output.
14168 * varpool.c (varpool_node::get_create): Same.
14169 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
14170 offload_funcs with force_output.
14172 2016-01-14 Jakub Jelinek <jakub@redhat.com>
14175 * lra-eliminations.c (move_plus_up): Don't change anything if either
14176 the outer or inner subreg mode is not MODE_INT.
14177 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
14178 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
14180 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
14182 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
14183 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
14184 reduc_uplus_@var{m}): Remove.
14185 * expr.c (expand_expr_real_2): Remove expansion path for
14186 reduc_[us](min|max|plus) optabs.
14187 * optabs-tree.c (scalar_reduc_to_vector): Remove.
14188 * optabs-tree.h (scalar_reduc_to_vector): Remove.
14189 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
14190 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
14191 * tree-vect-loop.c (vectorizable_reduction): Remove test for
14192 reduc_[us](min|max|plus) optabs.
14194 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
14196 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
14197 (reduc_plus_scal_v2sf): New.
14198 (reduc_smax_v2sf): Rename to...
14199 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
14200 (reduc_smin_v2sf): Rename to...
14201 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
14203 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
14205 * alias.c (compare_base_symbol_refs): New function.
14206 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
14209 2016-01-14 Jakub Jelinek <jakub@redhat.com>
14211 PR middle-end/68146
14212 PR tree-optimization/69155
14213 * tree-complex.c: Include cfganal.h.
14214 (phis_to_revisit): New variable.
14215 (extract_component): Add phiarg_p argument. Assert that returned
14216 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
14217 (update_phi_components): Partly rewrite to use loop over real/imag
14218 components instead of code duplication. If extract_component returns
14219 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
14220 create_tmp_reg into the PHI node instead, and mention the phi triplet
14221 in phis_to_revisit.
14222 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
14223 in phis_to_revisit at the end.
14225 2016-01-14 Richard Biener <rguenther@suse.de>
14227 PR tree-optimization/68060
14228 * tree-vect-loop.c (vect_is_simple_reduction): Check the
14229 outer loop reduction is only used in the inner loop before
14230 detecting a double reduction.
14232 2016-01-14 Jakub Jelinek <jakub@redhat.com>
14235 * combine.c (expand_field_assignment): Punt if compute_mode is
14236 unsupported scalar mode.
14238 2016-01-14 Richard Biener <rguenther@suse.de>
14240 PR tree-optimization/66856
14241 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
14242 SLP node only if it built successfully.
14243 (vect_analyze_slp_instance): Adjust.
14245 2016-01-14 Jeff Law <law@redhat.com>
14247 PR tree-optimization/69270
14248 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
14249 (record_edge_info): Use it. Convert boolean_{true,false}_node
14250 to the type of op0.
14252 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
14255 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
14256 use block_ultimate_origin
14257 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
14259 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
14261 * doc/invoke.texi (Submodel Options): Rename section to
14262 "Machine-Dependent Options" to better reflect its content.
14263 Rewrite introductory text to remove archaic CPU names.
14266 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
14268 * doc/invoke.texi (Code Gen Options): Move section up in file,
14269 before target-specific options. Update menu and option summary
14270 to reflect the new section ordering.
14272 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
14274 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
14275 (C++ Dialect Options): Add cross-reference to -std option.
14276 * doc/standards.texi (C++ Language): Document C++14 support.
14278 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
14280 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
14281 for pack/unpack functions for __ibm128.
14282 (PACK_IF): Likewise.
14283 (UNPACK_IF): Likewise.
14285 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
14286 support for __ibm128 pack/unpack functions.
14287 (rs6000_invalid_builtin): Likewise.
14288 (rs6000_init_builtins): Likewise.
14289 (rs6000_opt_masks): Likewise.
14291 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
14292 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
14294 (RS6000_BTM_COMMON): Likewise.
14296 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
14297 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
14298 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
14299 128-bit floating point. Add support for the double values to be
14300 in Altivec registers for TF/IF packing and unpacking, but restrict
14301 TD packing sub-fields to be FPR registers. Don't allow overlapped
14302 register support for packing. Allow pack inputs to be memory
14303 locations. Don't build generator functions for unpack<mode>_dm
14304 and unpack<mode>_nodm.
14305 (unpack<mode>_dm): Likewise.
14306 (unpack<mode>_nodm): Likewise.
14307 (pack<mode>): Likewise.
14309 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
14310 built-in functions to pack/unpack explicit __ibm128 values.
14311 (__builtin_unpack_ibm128): Likewise.
14313 * doc/extend.texi (PowerPC Built-in Functions): Document
14314 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
14316 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
14319 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
14320 Add new arg loc and pass it down as context.
14321 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
14322 to the location to use for the warning.
14323 (check_function_arguments): New arg loc. All callers changed. Pass
14324 it to check_function_nonnull.
14325 * c-common.h (check_function_arguments): Adjust declaration.
14327 2016-01-13 Jakub Jelinek <jakub@redhat.com>
14329 PR tree-optimization/69156
14330 * gimple.c (validate_type): Removed.
14331 (gimple_builtin_call_types_compatible_p): Use
14332 useless_type_conversion_p instead of validate_type.
14333 * value-prof.c (gimple_stringop_fixed_value): Fold
14334 icall_size to correct type.
14336 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
14338 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
14341 2016-01-13 Richard Henderson <rth@redhat.com>
14344 * target.def (builtin_tm_load, builtin_tm_store): Remove.
14345 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
14346 (ix86_builtin_tm_store): Remove.
14347 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
14348 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
14349 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
14350 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
14351 * doc/tm.texi: Rebuild.
14353 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
14354 (BUILT_IN_TM_MEMCPY_RTWN): New.
14355 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
14356 fallback from vector to integer helpers.
14357 (build_tm_load): Handle vector types directly, instead of
14359 (build_tm_store): Likewise.
14360 (expand_assign_tm): Prepare for register types not handled by
14361 the above. Copy them to memory and use memcpy.
14362 * tree.c (tm_define_builtin): New.
14363 (find_tm_vector_type): New.
14364 (build_tm_vector_builtins): New.
14365 (build_common_builtin_nodes): Call it.
14367 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
14369 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
14370 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
14372 2016-01-13 Tom de Vries <tom@codesourcery.com>
14374 PR tree-optimization/69169
14375 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
14376 handled_struct_type param.
14377 (create_variable_info_for, intra_create_variable_infos): Call
14378 create_variable_info_for_1 with extra arg.
14380 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
14382 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
14383 and "armv8.1-a+crc" entries.
14385 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
14388 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
14389 Change first operand predicate from register_or_constm1_operand
14390 to register_operand.
14391 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
14392 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
14393 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
14394 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
14395 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
14396 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
14397 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
14398 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
14399 comparison with constm1_rtx from vec_prefetch_gen part.
14401 2016-01-13 Richard Biener <rguenther@suse.de>
14403 PR tree-optimization/69013
14404 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
14405 Exchange assert for a test.
14407 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14410 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
14412 2016-01-13 Richard Biener <rguenther@suse.de>
14414 PR tree-optimization/69242
14415 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
14416 assert with a check.
14418 2016-01-13 Richard Biener <rguenther@suse.de>
14420 PR tree-optimization/69186
14421 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
14422 Properly guard vect_update_misalignment_for_peel call.
14424 2016-01-12 Jeff Law <law@redhat.com>
14426 PR tree-optimization/pr67755
14427 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
14428 "need_profile_correction".
14429 (thread_block_1): Initialize new field to false by default. If we
14430 have multiple thread paths through a common joiner to different
14431 final targets, then set new field to true.
14432 (compute_path_counts): Only do count adjustment when it's really
14435 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
14437 * doc/invoke.texi (Spec Files): Move section down in file, past
14438 all command-line option descriptions.
14440 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14442 PR middle-end/54809
14443 * doc/gty.texi: Remove documentation of mark_hook.
14444 * gengtype.c (struct write_types_data): Remove code to support
14445 mark_hook attribute.
14446 (walk_type): Likewise.
14447 (write_func_for_structure): Likewise.
14449 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
14451 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
14452 Directory Options, and -specs= to Overall Options.
14453 (Overall Options): Adjust similarly. Reorder to group related
14454 options together. Make -specs= cross-reference the spec file details.
14455 (Directory Options): Adjust similarly.
14457 2016-01-12 Jeff Law <law@redhat.com>
14459 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
14461 2016-01-12 Olivier Hainque <hainque@adacore.com>
14463 * gcc.c (spec_undefvar_allowed): New global.
14464 (process_command): Set to true when running for --version or --help,
14466 (getenv_spec_function): When the variable is not defined, use the
14467 variable name as the variable value if we're allowed not to issue
14470 2016-01-12 Bin Cheng <bin.cheng@arm.com>
14472 PR tree-optimization/68911
14473 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
14474 information computed for expression "init + nit * step".
14476 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
14478 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
14479 about name of GCC executable. Remove deleted node from menu.
14480 (Directory Options) <-B>: Remove cross-reference to deleted node.
14481 (Target Options): Delete section.
14483 2016-01-12 Christian Bruel <christian.bruel@st.com>
14486 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
14487 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
14489 2016-01-12 Jakub Jelinek <jakub@redhat.com>
14492 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
14493 aligned_mem is properly set for AVX512-VL floating point masked
14497 * ifcvt.c (cond_exec_process_if_block): When removing the last
14498 insn from then_bb, remove also any possible barriers that follow it.
14500 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
14504 * config/i386/iamcu.h (SIZE_TYPE): New macro.
14505 (PTRDIFF_TYPE): Likewise.
14506 (WCHAR_TYPE): Likewise.
14507 (WCHAR_TYPE_SIZE): Likewise.
14508 (STDINT_LONG32): Likewise.
14510 2016-01-12 Richard Biener <rguenther@suse.de>
14512 PR tree-optimization/69053
14513 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
14514 convert initial value for cond reductions.
14516 2016-01-12 Richard Biener <rguenther@suse.de>
14518 PR tree-optimization/69007
14519 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
14520 widen_sum after dot_prod and sad.
14522 2016-01-12 Richard Biener <rguenther@suse.de>
14524 PR tree-optimization/69168
14525 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
14526 pattern stmt SLP type.
14527 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
14528 end up unused so cope with that case.
14530 2016-01-12 Richard Biener <rguenther@suse.de>
14532 PR tree-optimization/69157
14533 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
14534 stmts def type only during analyze phase.
14535 (vectorizable_call): Likewise.
14536 (vectorizable_simd_clone_call): Likewise.
14537 (vectorizable_conversion): Likewise.
14538 (vectorizable_assignment): Likewise.
14539 (vectorizable_shift): Likewise.
14540 (vectorizable_operation): Likewise.
14541 (vectorizable_store): Likewise.
14542 (vectorizable_load): Likewise.
14544 2016-01-12 Richard Biener <rguenther@suse.de>
14546 PR tree-optimization/69174
14547 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
14549 (vectorizable_load): Properly compute the number of loads needed
14550 for permuted strided SLP loads and do not spuriously assign
14551 to SLP_TREE_VEC_STMTS.
14553 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
14555 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
14556 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
14557 (MD_EXEC_PREFIX): Remove.
14558 (MD_STARTFILE_PREFIX) Removee.
14559 (FILE_NAME_ABSOLUTE_P): Remove.
14560 (CPP_SPEC): Do not read macros from sys/version.h.
14561 (LINK_COMMAND_SPEC): Remove.
14562 (LOCAL_INCLUDE_DIR): Remove.
14563 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
14564 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
14565 (POST_LINK_SPEC): Define to invoke stubify after linker
14566 (LIBSTDCXX): Remove define
14567 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
14568 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
14569 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
14570 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
14571 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
14572 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
14573 (i386_djgpp_asm_named_section): Add propotype of new procedure
14575 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
14576 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
14577 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
14578 in config/i386/djgpp.h).
14579 (STANDARD_STARTFILE_PREFIX_2): Define identical to
14580 STANDARD_STARTFILE_PREFIX_1.
14581 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
14582 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
14583 installation errors.
14584 (MAX_OFILE_ALIGNMENT): Define to 128.
14585 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
14587 * config/i386/djgpp.c: New file. Add implementation of
14588 i386_djgpp_asm_named_section.
14590 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
14592 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
14593 Add rule for building djgpp.o.
14595 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
14597 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
14598 (rtx_is_swappable_p): Reductions are swappable.
14599 (insn_is_swappable_p): V2DF reductions are swappable.
14601 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
14603 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
14604 reloads for other unsupported memory operands.
14606 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
14607 Jim Wilson <jim.wilson@linaro.org>
14610 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
14611 copy_to_mode_reg instead of force_reg.
14613 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
14616 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
14617 TARGET_80387 is true.
14619 2016-01-11 Jakub Jelinek <jakub@redhat.com>
14622 * lra-eliminations.c (move_plus_up): Only move plus up
14623 if subreg of the constant can be simplified into constant
14624 and use the simplified subreg of the constant instead of
14625 the original constant.
14627 * fold-const.c (fold_convertible_p): Don't return true
14628 for conversion of VECTOR_TYPE to same sized integral type.
14629 (fold_convert_loc): Fix up formatting. Fold conversion of
14630 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
14631 instead of NOP_EXPR.
14633 PR tree-optimization/69214
14634 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
14635 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
14638 PR tree-optimization/69207
14639 * tree-vect-slp.c (vect_get_constant_vectors): For
14640 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
14641 fold_convertible_p to vector_type's element type, and always
14642 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
14644 2016-01-11 Richard Biener <rguenther@suse.de>
14646 PR tree-optimization/69173
14647 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
14648 fixup the cycle if all stmts are in a pattern.
14650 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
14652 PR middle-end/68999
14653 * alias.c (base_alias_check): Move check for addresses with
14654 alignment ANDs before the call for compare_base_decls.
14655 (memrefs_conflict_p): Return -1 for different decls
14656 that went through alignment adjustments.
14658 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14660 PR rtl-optimization/68796
14661 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
14662 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
14663 and QImode comparisons against zero with CC_NZmode.
14664 * config/aarch64/iterators.md (short_mask): New mode_attr.
14666 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
14668 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
14669 (<avx512>_store<mode>_mask): Likewise.
14671 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
14672 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14674 PR rtl-optimization/68841
14675 * ifcvt.c (struct noce_if_info): Add orig_x field.
14676 (bbs_ok_for_cmove_arith): Add to_rename parameter.
14677 Don't record conflicts on to_rename if it's present.
14678 Allow memory destinations in sets.
14679 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
14680 blocks, passing orig_x to the checks.
14681 (noce_process_if_block): Set if_info->orig_x appropriately.
14683 2016-01-11 Tom de Vries <tom@codesourcery.com>
14685 PR tree-optimization/69069
14686 * tree-parloops.c (create_parallel_loop): Add missing phi args.
14688 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
14690 PR rtl-optimization/68920
14691 * config/i386/i386.c (ix86_option_override_internal): Restrict number
14692 of conditional moves for RTL if-conversion to 1 for
14693 TARGET_ONE_IF_CONV_INSN.
14694 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
14695 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
14696 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
14697 parameter to restirct number of conditional moves for
14699 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
14700 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
14703 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
14706 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
14707 onepart vars. Fix typo in comment. Fix reversed condition in
14709 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
14712 * var-tracking.c (dump_onepart_variable_differences): New.
14713 (dataflow_set_different): If a detailed dump is requested,
14714 delay early returns and dump differences between onepart
14715 variables present before and after, and added variables.
14717 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
14720 * expr.c (expand_expr_real_1): For boolean vector constants
14721 with a scalar mode use const_scalar_mask_from_tree.
14722 (const_scalar_mask_from_tree): New.
14723 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
14724 assigned to a mask type to handle constants.
14726 2016-01-11 Martin Jambor <mjambor@suse.cz>
14729 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
14730 useless parameters if we cannot change function signature.
14732 2016-01-11 Martin Jambor <mjambor@suse.cz>
14735 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
14738 2016-01-11 Tom de Vries <tom@codesourcery.com>
14740 PR tree-optimization/69109
14741 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
14744 2016-01-11 Tom de Vries <tom@codesourcery.com>
14746 PR tree-optimization/69108
14747 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
14748 res is not used in a phi.
14750 2016-01-11 Yury Gribov <y.gribov@samsung.com>
14753 * common.opt (frandom-seed): Fix parameter name.
14754 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
14756 2016-01-11 Tom de Vries <tom@codesourcery.com>
14758 PR tree-optimization/69058
14759 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
14762 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
14764 * config/arc/arc.opt (mdiv-rem): Add period to the end.
14765 (mcode-density): Likewise.
14767 2016-01-10 Tom de Vries <tom@codesourcery.com>
14769 PR tree-optimization/69062
14770 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
14771 (parallelize_loops): Don't paralelize loop that has phi with address
14774 2016-01-10 Tom de Vries <tom@codesourcery.com>
14776 PR tree-optimization/69039
14777 * tree-parloops.c (try_create_reduction_list): Only allow single exit
14780 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
14782 PR middle-end/68743
14783 * match.pd: Require target has function_c99_misc before doing
14784 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
14786 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
14788 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
14790 * configure: Regenerate.
14792 2016-01-09 Jakub Jelinek <jakub@redhat.com>
14794 PR middle-end/50865
14795 PR tree-optimization/69097
14796 * fold-const.h (expr_not_equal_to): New prototype.
14797 * fold-const.c: Include stringpool.h and tree-ssanames.h.
14798 (expr_not_equal_to): New function.
14799 * match.pd (X % -Y is the same as X % Y): Don't optimize
14800 unless X is known not to be equal to minimum or Y is known
14801 not to be equal to -1.
14802 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
14803 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
14804 (simplify_stmt_using_ranges): Adjust caller.
14805 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
14806 substitute_and_fold.
14808 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
14810 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
14813 2016-01-08 Jakub Jelinek <jakub@redhat.com>
14815 PR tree-optimization/69167
14816 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
14817 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
14819 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
14821 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
14822 Richard Biener <rguenther@suse.de>
14824 PR tree-optimization/68707
14825 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
14826 instances that can be handled via vect_load_lanes.
14828 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
14830 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
14831 if we can't determine address equivalence.
14832 * alias.c (compare_base_decl): Update for changed return value of
14833 symtab_node::equal_address_to.
14835 2016-01-08 Jason Merrill <jason@redhat.com>
14839 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
14840 * expr.c (store_field): Not here.
14841 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
14842 call with TREE_ADDRESSABLE type.
14843 * tree-cfg.c (verify_gimple_call): Adjust.
14845 2016-01-08 Olivier Hainque <hainque@adacore.com>
14847 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
14850 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
14852 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
14853 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
14854 (reduc_smin_v2sf): Rename to...
14855 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
14856 (reduc_splus_v2sf): Rename to...
14857 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
14859 2016-01-08 Jakub Jelinek <jakub@redhat.com>
14861 PR tree-optimization/69162
14862 * gimplify.c (gimplify_va_arg_expr): Encode original type of
14863 valist argument in another argument.
14864 (gimplify_modify_expr): Adjust for the above change. Cleanup.
14865 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
14866 to determine the va_list type, build a MEM_REF instead of
14867 build_fold_indirect_ref.
14869 PR tree-optimization/69172
14870 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
14873 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
14875 PR tree-optimization/67781
14876 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
14877 and cmpnop in two steps: first the ones not accessed in original
14878 gimple expression in a endian independent way and then the ones not
14879 accessed in the final result in an endian-specific way.
14881 2016-01-08 Jakub Jelinek <jakub@redhat.com>
14883 PR tree-optimization/69083
14884 * tree-vect-slp.c (vect_get_constant_vectors): For
14885 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
14886 element type. If op is fold_convertible_p to vector_type's element
14887 type, use NOP_EXPR instead of VCE.
14889 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
14891 PR rtl-optimization/67778
14892 PR rtl-optimization/68634
14893 PR rtl-optimization/68909
14894 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
14895 block from the stack until done with it. Remove a superfluous
14896 bitmap set. Remove a superfluous bitmap test.
14898 2016-01-07 Martin Sebor <msebor@redhat.com>
14901 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
14902 constraint on the type of arguments.
14904 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
14906 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
14907 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
14908 unaligned_access on the gcc_options set.
14909 * config/arm/arm.c (arm_option_override_internal): Use
14910 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
14912 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
14915 * config/i386/i386.c (ix86_frame_pointer_required): Enable
14916 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
14918 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
14921 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
14924 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
14925 depending on frame_pointer_needed before remaining integer and SSE
14926 registers are saved.
14928 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
14931 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
14933 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
14936 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
14937 Use the "xBm" constraint.
14938 (float<sseintvecmodelower><mode>2<mask_name><round_name):
14940 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
14941 (sse_cvtsi2ssq<round_name>): Likewise.
14942 (sse_cvtss2si<round_name>): Likewise.
14943 (sse_cvtss2siq<round_name>): Likewise.
14944 (sse2_cvtsi2sdq<round_name>): Likewise.
14945 (sse2_cvtsd2si<round_name>): Likewise.
14946 (sse2_cvtsd2siq<round_name>): Likewise.
14947 * config/i386/subst.md (round_nimm_scalar_predicate): New
14950 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
14952 PR middle-end/67639
14953 * varasm.c (make_decl_rtl): Mark invalid register vars as
14956 PR rtl-optimization/66206
14957 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
14958 All callers changed.
14960 2016-01-07 Jakub Jelinek <jakub@redhat.com>
14962 PR tree-optimization/69141
14963 * tree-ssa-pre.c: Include langhooks.h.
14964 (eliminate_dom_walker::before_dom_children): Use
14965 lang_hooks.decl_printable_name instead of
14966 cgraph_node::get ()->name ().
14968 PR middle-end/68960
14969 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
14970 it and DECL_ALIGN too.
14972 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
14974 * config/mips/mips-ftypes.def: Sort to lexicographical order.
14976 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
14979 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
14980 depending on frame_pointer_needed before remaining integer and SSE
14981 registers are saved.
14983 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
14985 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
14986 mode iterator with VSX_M2.
14987 (*p9_vecstore_<mode>): Likewise.
14988 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
14989 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
14990 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
14991 (define_split for VSX_LE128 stores): Likewise.
14992 (define_peephole2 for TImode LE swaps): Likewise.
14993 (define_split for VSX_LE128 post-reload stores): Likewise.
14995 2016-01-06 Marek Polacek <polacek@redhat.com>
14998 * convert.c (convert_to_integer_1): Adjust call to
14999 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
15000 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
15001 EXPR instead of ARG.
15002 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
15004 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
15007 * doc/extend.texi (RL78 Variable Attributes): New section.
15009 2016-01-05 Marek Polacek <polacek@redhat.com>
15012 * builtins.c (get_memmodel): Use expansion point location rather than
15013 the input location. Call warning_at rather than warning.
15014 (expand_builtin_atomic_compare_exchange): Likewise.
15015 (expand_builtin_atomic_load): Likewise.
15016 (expand_builtin_atomic_store): Likewise.
15017 (expand_builtin_atomic_clear): Likewise.
15019 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
15022 * config/i386/i386.c (ix86_expand_vector_logical_operator):
15023 Replace nonimmediate_operand with vector_operand.
15024 * config/i386/predicates.md (vector_operand): New predicate.
15025 (general_vector_operand): Replace nonimmediate_operand with
15027 * config/i386/sse.md: Replace nonimmediate_operand with
15028 vector_operand and m constraint with Bm constraint on SSE
15029 patterns with 16-byte memory operand.
15030 * config/i386/subst.md (round_nimm_predicate): Replace
15031 nonimmediate_operand with vector_operand.
15032 (round_saeonly_nimm_predicate): Likewise.
15033 (round_saeonly_nimm_scalar_predicate): New.
15035 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
15038 * config/i386/constraints.md (Bm): New constraint.
15039 * config/i386/predicates.md (vector_memory_operand): New
15041 * config/i386/sse.md: Replace xm with xBm in plusminus and
15042 any_logic patterns.
15044 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
15047 * doc/extend.texi (V850 Function Attributes): New section.
15048 (V850 Variable Attributes): New section.
15050 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
15053 * doc/extend.texi (MicroBlaze Function Attributes): Document
15054 interrupt_handler and fast_interrupt attributes.
15056 2016-01-05 Sergei Trofimovich <siarheit@google.com>
15059 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
15060 for local symbolic operands.
15061 * config/ia64/predicates.md (local_symbolic_operand64): New
15064 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15066 PR rtl-optimization/68651
15067 * combine.c (combine_simplify_rtx): Canonicalize x + x into
15070 2016-01-05 Nathan Sidwell <nathan@acm.org>
15072 * alias.c (compare_base_decls): Use symtab_node::get.
15074 2016-01-05 Nick Clifton <nickc@redhat.com>
15077 * ira-costs.c (copy_cost): Initialise the t_icode field of the
15078 secondary_reload_info structure.
15081 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
15082 decls if weak support is available.
15084 2016-01-04 Martin Sebor <msebor@redhat.com>
15086 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
15088 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
15090 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
15091 OPTION_MASK_P9_DFORM.
15093 * config/rs6000/constraints.md (wo constraint): New constraint for
15096 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
15098 (rs6000_init_hard_regno_mode_ok): Likewise.
15100 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
15103 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
15104 expanders not to have constraints. Add support for ISA 3.0 xxperm
15105 instruction. Add support for fusing xxlor with xxperm.
15106 (altivec_vperm_<mode>_internal): Likewise.
15107 (altivec_vperm_v8hiv16qi): Likewise.
15108 (altivec_vperm_<mode>v16q): Likewise.
15109 (altivec_vperm_<mode>_uns): Likewise.
15110 (vperm_v8hiv4si): Likewise.
15111 (vperm_v16qiv8hi): Likewise.
15113 * doc/md.texi (RS/6000 constraints): Document wo constraint.
15115 2016-01-04 Jakub Jelinek <jakub@redhat.com>
15117 Update copyright years.
15119 * gcc.c (process_command): Update copyright notice dates.
15120 * gcov-dump.c (print_version): Ditto.
15121 * gcov.c (print_version): Ditto.
15122 * gcov-tool.c (print_version): Ditto.
15123 * gengtype.c (create_file): Ditto.
15124 * doc/cpp.texi: Bump @copying's copyright year.
15125 * doc/cppinternals.texi: Ditto.
15126 * doc/gcc.texi: Ditto.
15127 * doc/gccint.texi: Ditto.
15128 * doc/gcov.texi: Ditto.
15129 * doc/install.texi: Ditto.
15130 * doc/invoke.texi: Ditto.
15132 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
15134 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
15135 modes larger than TImode as TImode if NEON is not enabled.
15137 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
15140 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
15141 mode for %f0-%f31 only if TARGET_FPU.
15143 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
15146 * config/sparc/sparc.c (scan_record_type): Take into account subfields
15147 to compute the PACKED_P predicate.
15148 (function_arg_record_value): Minor tweaks.
15150 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
15152 * doc/install.texi (--with-multilib-list): Describe the meaning of the
15153 option for arm*-*-* targets.
15155 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
15157 * doc/extend.texi (Common Function Attributes): Move docs for
15158 MSP430-specific attributes to....
15159 (MSP430 Function Attributes): ...here. Delete the redundant
15160 entries and copy-edit the remaining text.
15161 (MSP430 Variable Attributes): Use uniform format for index
15162 entries and add a cross-reference to the corresponding function
15165 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
15167 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
15169 (x86 Options): Likewise.
15171 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
15175 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
15176 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
15177 to corresponding attribute.
15179 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
15181 * doc/extend.texi (Common Function Attributes) <noplt>: Move
15182 to correct alphabetization of table. Copy-edit and correct
15184 <stack_protect>: Likewise.
15185 <target_clones>: Likewise.
15187 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
15188 Correct punctuation.
15189 (Code Gen Options) <-fno-plt>: Copy-edit.
15191 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
15194 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
15195 SI values. Explicitly convert SI to DI and vice-versa.
15197 2016-01-01 Jakub Jelinek <jakub@redhat.com>
15199 PR tree-optimization/69070
15200 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
15201 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
15204 * ubsan.c (ubsan_instrument_float_cast): Call
15205 initialize_sanitizer_builtins.
15208 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
15210 Copyright (C) 2016 Free Software Foundation, Inc.
15212 Copying and distribution of this file, with or without modification,
15213 are permitted in any medium without royalty provided the copyright
15214 notice and this notice are preserved.