1 2016-06-10 Martin Sebor <msebor@redhat.com>
4 * builtin-attrs.def (ATTR_NOTHROW_NONNULL_LEAF_LIST): New macro.
5 (ATTR_NOTHROW_NONNULL_TYPEGENERIC_LEAF): Same.
6 * builtins.def (BUILT_IN_SADD_OVERFLOW, BUILT_IN_SADDL_OVERFLOW): Use
8 (BUILT_IN_SADDLL_OVERFLOW, BUILT_IN_SSUB_OVERFLOW): Same.
9 (BUILT_IN_SSUBL_OVERFLOW, BUILT_IN_SSUBLL_OVERFLOW): Same.
10 (BUILT_IN_SMUL_OVERFLOW, BUILT_IN_SMULL_OVERFLOW): Same.
11 (BUILT_IN_SMULLL_OVERFLOW, BUILT_IN_UADD_OVERFLOW): Same.
12 (BUILT_IN_UADDL_OVERFLOW, BUILT_IN_UADDLL_OVERFLOW): Same.
13 (BUILT_IN_USUB_OVERFLOW, BUILT_IN_USUBL_OVERFLOW): Same.
14 (BUILT_IN_USUBLL_OVERFLOW, BUILT_IN_UMUL_OVERFLOW): Same.
15 (BUILT_IN_UMULL_OVERFLOW, BUILT_IN_UMULLL_OVERFLOW):
17 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
19 * config/arm/arm.h (pool_vector_label,
20 return_used_this_function): Remove.
22 2016-06-10 Jeff Law <law@redhat.com>
24 PR tree-optimization/71335
25 * tree-ssa-threadbackward.c (profitable_jump_thread_path): Filter out
26 zero length paths here.
27 (convert_and_register_jump_thread_path): Remove hacks related to
28 duplicated blocks in the jump thread path.
29 (fsm_find_control_statement_thread_paths): Avoid putting the same
30 block on the thread path twice, but ensure the thread path is
31 unchanged from the caller's point of view.
33 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
35 * predict.c (predict_loops): Remove PRED_LOOP_BRANCH.
36 * predict.def (PRED_LOOP_BRANCH): Remove.
38 2016-06-10 David Malcolm <dmalcolm@redhat.com>
40 * Makefile.in (OBJS): Add ggc-tests.o.
41 (GTFILES): Add ggc-tests.c.
42 * ggc-tests.c: New file.
43 * selftest-run-tests.c (selftest::run_tests): Call
44 selftest::ggc_tests_c_tests.
45 * selftest.h (selftest::ggc_tests_c_tests): New prototype.
47 2016-06-10 Alexander Monakov <amonakov@ispras.ru>
49 * match.pd (-1 / B < A): Use :c to avoid pattern duplication.
51 2016-06-10 Maxim Ostapenko <m.ostapenko@samsung.com>
54 * varasm.c (place_block_symbol): Adjust alignment for asan protected
55 STRING_CSTs even if TREE_CONSTANT_POOL_ADDRESS_P.
57 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
59 * profile.c: Include cfgloop.h.
60 (branch_prob): Compute estimated number of iterations.
61 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Do not
62 recompute estimate number of iterations from profile.
64 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
67 * reg-stack.c (check_asm_stack_operands): Explicit input arguments
68 must be grouped on top of stack. Don't force early clobber
69 on ordinary reg outputs.
71 2016-06-10 Richard Biener <rguenther@suse.de>
73 * targhooks.c (default_builtin_vectorization_cost): Adjust
76 2016-06-10 Richard Biener <rguenther@suse.de>
78 * gimple-fold.c (gimple_fold_builtin_memory_op): Make sure
79 to fold the RHS to a constant if possible.
81 2016-06-10 Thomas Schwinge <thomas@codesourcery.com>
84 * tree-nested.c (convert_nonlocal_omp_clauses)
85 (convert_local_omp_clauses): Handle OMP_CLAUSE_ASYNC,
86 OMP_CLAUSE_WAIT, OMP_CLAUSE_INDEPENDENT, OMP_CLAUSE_AUTO,
87 OMP_CLAUSE__CACHE_, OMP_CLAUSE_TILE.
89 * gimplify.c (gimplify_adjust_omp_clauses): Discard
91 * omp-low.c (scan_sharing_clauses): Don't expect OMP_CLAUSE_TILE.
93 * omp-low.c (scan_sharing_clauses): Don't expect
96 2016-06-10 Alan Hayward <alan.hayward@arm.com>
98 PR tree-optimization/71407
99 PR tree-optimization/71416
100 * tree-vect-loop.c (vectorizable_live_operation): Use vectype for
103 2016-06-10 Richard Biener <rguenther@suse.de>
106 * cfgloop.c (alloc_loop): Initialize nb_iterations_likely_upper_bound.
108 2016-06-09 Eric Botcazou <ebotcazou@adacore.com>
110 * df-problems.c (df_note_bb_compute): Guard use of DF_INSN_INFO_GET.
112 2016-06-09 Vladimir Makarov <vmakarov@redhat.com>
113 Jiong Wang <jiong.wang@arm.com>
115 PR rtl-optimization/70751
116 * lra-constraints.c (process_alt_operands): Recognize Non-pseudo spilled
119 2016-06-09 Jonathan Yong <10walls@gmail.com>
122 2015-09-21 Jonathan Yong <10walls@gmail.com>
123 * config/i386/cygwin.h (STARTFILE_SPEC): Explicitly search
124 sysroot/usr/lib/32api for additional win32 libraries,
125 fixes failing Cygwin bootstrapping.
127 2016-06-09 Marcin Baczyński <marbacz@gmail.com>
129 * diagnostic.h (diagnostic_line_cutoff, diagnostic_flush_buffer):
132 2016-06-09 David Malcolm <dmalcolm@redhat.com>
135 * pretty-print.c (pp_indent): Specify that %p is printed in a
136 host-dependent manner.
137 (test_pp_format): Remove the test for %p.
139 2016-06-09 Maciej W. Rozycki <macro@imgtec.com>
141 * config/mips/mips.c (mips_output_jump): Fix formatting.
143 2016-06-09 Richard Biener <rguenther@suse.de>
145 PR tree-optimization/71462
146 * tree-ssa-loop-manip.c (find_uses_to_rename): Guard against
149 2016-06-09 Martin Liska <mliska@suse.cz>
151 * predict.c (dump_prediction): Add new argument.
152 (enum predictor_reason): New enum.
153 (struct predictor_hash): New struct.
154 (predictor_hash::hash): New function.
155 (predictor_hash::equal): Likewise.
156 (not_removed_prediction_p): New function.
157 (prune_predictions_for_bb): Likewise.
158 (combine_predictions_for_bb): Prune predictions.
160 2016-06-09 Martin Liska <mliska@suse.cz>
162 * predict.c (filter_predictions): New function.
163 (remove_predictions_associated_with_edge): Use the filter
165 (equal_edge_p): New function.
167 2016-06-09 Stefan Bruens <stefan.bruens@rwth-aachen.de>
169 * doc/invoke.texi (ARM Options): Use lexicographical ordering.
170 Correct usage of @samp vs @option, add @samp where appropriate.
171 Add -march={armv6k,armv6z,arm6zk}, remove -march=ep9312.
172 Add armv6s-m and document it, as it is no official ARM name.
174 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
176 * ifcvt.c (struct noce_if_info): Add transform_name field.
177 (noce_try_move): Set if_info->transform_name to the function name.
178 (noce_try_ifelse_collapse): Likewise.
179 (noce_try_store_flag): Likewise.
180 (noce_try_inverse_constants): Likewise.
181 (noce_try_store_flag_constants): Likewise.
182 (noce_try_addcc): Likewise.
183 (noce_try_store_flag_mask): Likewise.
184 (noce_try_cmove): Likewise.
185 (noce_try_cmove_arith): Likewise.
186 (noce_try_minmax): Likewise.
187 (noce_try_abs): Likewise.
188 (noce_try_sign_mask): Likewise.
189 (noce_try_bitop): Likewise.
190 (noce_convert_multiple_sets): Likewise.
191 (noce_process_if_block): Print if_info->transform_name to
192 dump_file if transformation succeeded.
194 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
196 * config/arm/cortex-a57.md (cortex_a57_alu):
199 2016-06-08 Martin Sebor <msebor@redhat.com>
200 Jakub Jelinek <jakub@redhat.com>
204 * builtins.def (BUILT_IN_ADD_OVERFLOW_P, BUILT_IN_SUB_OVERFLOW_P,
205 BUILT_IN_MUL_OVERFLOW_P): New builtins.
206 * builtins.c: Include gimple-fold.h.
207 (fold_builtin_arith_overflow): Handle
208 BUILT_IN_{ADD,SUB,MUL}_OVERFLOW_P.
209 (fold_builtin_3): Likewise.
210 * doc/extend.texi (Integer Overflow Builtins): Document
211 __builtin_{add,sub,mul}_overflow_p.
213 2016-06-08 Jose E. Marchesi <jose.marchesi@oracle.com>
215 * config/sparc/driver-sparc.c (cpu_names): Fix the entry for the
216 SPARC-M7 and add an entry for SPARC-S7 cpus (Sonoma).
218 2016-06-08 Alan Lawrence <alan.lawrence@arm.com>
220 * config/aarch64/aarch64.c (aarch64_function_arg_alignment):
221 Rewrite, looking one level down for records and arrays.
223 2016-06-08 David Malcolm <dmalcolm@redhat.com>
225 * pretty-print.c: Include "selftest.h".
226 (pp_format): Fix comment.
227 (identifier_to_locale): Likewise.
228 (selftest::test_basic_printing): New function.
229 (selftest::assert_pp_format): New function.
230 (selftest::test_pp_format): New function.
231 (selftest::pretty_print_c_tests): New function.
232 * selftest-run-tests.c (selftest::run_tests): Call
233 selftest::pretty_print_c_tests.
234 * selftest.h (pretty_print_c_tests): New declaration.
236 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
238 * invoke.texi (max-loop-headers-insns): Document.
239 * params.def (PARAM_MAX_LOOP_HEADER_INSNS): New.
240 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Update comment.
241 (ch_base::copy_headers): Use PARAM_MAX_LOOP_HEADER_INSNS.
243 2016-06-08 Richard Biener <rguenther@suse.de>
245 * tree-vect-stmts.c (vectorizable_load): Remove restrictions
246 on strided SLP loads and fall back to scalar loads in case
249 2016-06-08 Richard Biener <rguenther@suse.de>
251 PR tree-optimization/71452
252 * tree-ssa.c (non_rewritable_lvalue_p): Make sure that the
253 type used for the SSA rewrite has enough precision to cover
254 the dynamic type of the location.
256 2016-06-08 Jakub Jelinek <jakub@redhat.com>
257 Richard Biener <rguenther@suse.de>
260 * fold-const.c (fold_comparison): Handle CONSTANT_CLASS_P (base0)
261 the same as DECL_P (base0) for indirect_base0. Use equality_code
262 in one further place.
264 2016-06-08 Richard Sandiford <richard.sandiford@arm.com>
266 * expmed.c (store_bit_field_1): Do not restrict a multiword op0
267 to one word if the field is known to overlap other words.
268 (extract_bit_field_1): Likewise.
269 (store_split_bit_field): Remove compensating code.
270 (extract_split_bit_field): Likewise.
272 2016-06-08 Bernd Schmidt <bschmidt@redhat.com>
276 * tree-ssa-strlen.c (handle_builtin_memcmp): Ignore debug insns.
278 2016-06-08 Jiong Wang <jiong.wang@arm.com>
280 * config/aarch64/aarch64-builtins.def (faddp): New builtins for modes in
282 * config/aarch64/aarch64-simd.md (aarch64_faddp<mode>): New.
283 (arch64_addpv4sf): Delete.
284 (reduc_plus_scal_v4sf): Use "gen_aarch64_faddpv4sf" instead of
285 "gen_aarch64_addpv4sf".
286 * config/aarch64/arm_neon.h (vpadd_f32): Remove inline assembly. Use
288 (vpadds_f32): Likewise.
289 (vpaddq_f32): Likewise.
290 (vpaddq_f64): Likewise.
292 2016-06-08 Jiong Wang <jiong.wang@arm.com>
294 * config/aarch64/aarch64-builtins.def (fabd): New builtins for modes
296 * config/aarch64/aarch64-simd.md (fabd<mode>_3): Extend modes from VDQF
297 to VALLF. Rename to "fabd<mode>3".
298 "*fabd_scalar<mode>3): Delete.
299 * config/aarch64/arm_neon.h (vabds_f32): Remove inline assembly.
301 (vabdd_f64): Likewise.
302 (vabd_f32): Likewise.
303 (vabd_f64): Likewise.
304 (vabdq_f32): Likewise.
305 (vabdq_f64): Likewise.
307 2016-06-08 Jiong Wang <jiong.wang@arm.com>
309 * config/aarch64/aarch64-builtins.def (rsqrts): New builtins for modes
311 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_<mode>3): Rename to
312 "aarch64_rsqrts<mode>".
313 * config/aarch64/aarch64.c (get_rsqrts_type): Update gen* name.
314 * config/aarch64/arm_neon.h (vrsqrtss_f32): Remove inline assembly. Use
316 (vrsqrtsd_f64): Likewise.
317 (vrsqrts_f32): Likewise.
318 (vrsqrts_f64): Likewise.
319 (vrsqrtsq_f32): Likewise.
320 (vrsqrtsq_f64): Likewise.
322 2016-06-08 Jiong Wang <jiong.wang@arm.com>
324 * config/aarch64/aarch64-builtins.def (rsqrte): New builtins for modes
326 * config/aarch64/aarch64-simd.md (aarch64_rsqrte_<mode>2): Rename to
327 "aarch64_rsqrte<mode>".
328 * config/aarch64/aarch64.c (get_rsqrte_type): Update gen* name.
329 * config/aarch64/arm_neon.h (vrsqrts_f32): Remove inline assembly. Use
331 (vrsqrted_f64): Likewise.
332 (vrsqrte_f32): Likewise.
333 (vrsqrte_f64): Likewise.
334 (vrsqrteq_f32): Likewise.
335 (vrsqrteq_f64): Likewise.
337 2016-06-08 Jiong Wang <jiong.wang@arm.com>
339 * config/aarch64/aarch64-builtins.def (scvtf): Register vector modes.
343 * config/aarch64/aarch64-simd.md
344 (<FCVT_F2FIXED:fcvt_fixed_insn><VDQF:mode>3): New.
345 (<FCVT_FIXED2F:fcvt_fixed_insn><VDQ_SDI:mode>3): Likewise.
346 * config/aarch64/arm_neon.h (vcvt_n_f32_s32): Remove inline assembly.
348 (vcvt_n_f32_u32): Likewise.
349 (vcvt_n_s32_f32): Likewise.
350 (vcvt_n_u32_f32): Likewise.
351 (vcvtq_n_f32_s32): Likewise.
352 (vcvtq_n_f32_u32): Likewise.
353 (vcvtq_n_f64_s64): Likewise.
354 (vcvtq_n_f64_u64): Likewise.
355 (vcvtq_n_s32_f32): Likewise.
356 (vcvtq_n_s64_f64): Likewise.
357 (vcvtq_n_u32_f32): Likewise.
358 (vcvtq_n_u64_f64): Likewise.
359 * config/aarch64/iterators.md (VDQ_SDI): New mode iterator.
360 (VSDQ_SDI): Likewise.
361 (fcvt_target): Support V4DI, V4SI and V2SI.
362 (FCVT_TARGET): Likewise.
364 2016-06-08 Jiong Wang <jiong.wang@arm.com>
366 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New
367 (TYPES_BINOP_SUS): Likewise.
368 (aarch64_simd_builtin_data): Update include file name.
369 (aarch64_builtins): Likewise.
370 * config/aarch64/aarch64-simd-builtins.def (scvtf): New entries
371 for conversion between scalar float-point and fixed-point.
375 * config/aarch64/aarch64.md
376 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3: New
377 pattern for conversion between scalar float to fixed-pointer.
378 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>: Likewise.
379 (UNSPEC_FCVTZS): New UNSPEC enumeration.
380 (UNSPEC_FCVTZU): Likewise.
381 (UNSPEC_SCVTF): Likewise.
382 (UNSPEC_UCVTF): Likewise.
383 * config/aarch64/arm_neon.h (vcvtd_n_f64_s64): Remove inline assembly.
385 (vcvtd_n_f64_u64): Likewise.
386 (vcvtd_n_s64_f64): Likewise.
387 (vcvtd_n_u64_f64): Likewise.
388 (vcvtd_n_f32_s32): Likewise.
389 (vcvts_n_f32_u32): Likewise.
390 (vcvtd_n_s32_f32): Likewise.
391 (vcvts_n_u32_f32): Likewise.
392 * config/aarch64/iterators.md (fcvt_target): Support integer to float
394 (FCVT_TARGET): Likewise.
395 (FCVT_FIXED2F): New iterator.
396 (FCVT_F2FIXED): Likewise.
397 (fcvt_fixed_insn): New define_int_attr.
399 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
401 * predict.c (pass_strip_predict_hints::execute): Cleanup CFG if
402 some statements was removed.
404 2016-06-08 Alan Hayward <alan.hayward@arm.com>
406 * tree-vect-data-refs.c (vect_analyze_data_refs): Remove debug newline.
407 * tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): likewise.
408 (vect_can_advance_ivs_p): likewise.
409 (vect_update_ivs_after_vectorizer): likewise.
410 * tree-vect-loop.c (vect_determine_vectorization_factor): likewise.
411 (vect_analyze_scalar_cycles_1): likewise.
412 (vect_analyze_loop_operations): likewise.
413 (report_vect_op): likewise.
414 (vect_is_slp_reduction): likewise.
415 (vect_is_simple_reduction): likewise.
416 (get_initial_def_for_induction): likewise.
417 (vect_transform_loop): likewise.
418 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): likewise.
419 (vect_recog_sad_pattern): likewise.
420 (vect_recog_widen_sum_pattern): likewise.
421 (vect_recog_widening_pattern): likewise.
422 (vect_recog_divmod_pattern): likewise.
423 * tree-vect-slp.c (vect-build-slp_tree_1): likewise.
424 (vect_analyze_slp_instance): likewise.
425 (vect_transform_slp_perm_load): likewise.
426 (vect_schedule_slp_instance): likewise.
428 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
430 * predict.c (predict_iv_comparison): Mention that heuristics is broken.
431 (return_prediction): PRED_CONST_RETURN predict return as not taken.
432 * predict.def (PRED_CONTINUE): Change hitrate 50->67
433 (PRED_LOOP_BRANCH): Document predictor as broken.
434 (PRED_LOOP_EXIT): Change hitrate 91->92.
435 (PRED_LOOP_EXTRA_EXIT): Change hitrate 91->83.
436 (PRED_POINTER, PRED_TREE_POINTER): Change hitrate 85->70.
437 (PRED_OPCODE_POSITIVE): Change hitrate 79->64.
438 (PRED_OPCODE_NONEQUAL): Change hitrate 91->66.
439 (PRED_TREE_OPCODE_POSITIVE): Change hitrate 73->64
440 (PRED_TREE_OPCODE_NONEQUAL): Chnage hitrate 72->66
441 (PRED_CALL): Chane hitrate 71->67.
442 (PRED_TREE_EARLY_RETURN): Document issues, change hitrate 61->54.
443 (PRED_GOTO): Document as unused right now.
444 (PRED_CONST_RETURN): Change hitrate 67->69
445 (PRED_NEGATIVE_RETURN): Change hitrate 96->98
446 (PRED_NULL_RETURN): Change hitrate 91->90.
447 (PRED_LOOP_IV_COMPARE_GUESS): Change hitrate to 98.
448 (PRED_FORTRAN_FAIL_ALLOC): Change hitrate to 62; document issues.
449 (PRED_FORTRAN_SIZE_ZERO): Change hitrate to 99.
451 2016-06-07 Bill Seurer <seurer@linux.vnet.ibm.com>
453 * config/rs6000/altivec.h: Add __builtin_vec_mul.
454 * config/rs6000/rs6000-builtin.def (vec_mul): Change vec_mul to a
455 special case Altivec builtin.
456 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
457 VSX_BUILTIN_VEC_MUL (replaced with special case code).
458 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
459 code for ALTIVEC_BUILTIN_VEC_MUL.
460 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
461 for __builtin_vec_mul.
463 2016-06-07 Peter Bergner <bergner@vnet.ibm.com>
465 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mhtm and
468 2016-06-07 David Malcolm <dmalcolm@redhat.com>
470 * spellcheck.c (selftest::test_find_closest_string): New function.
471 (spellcheck_c_tests): Call the above.
473 2016-06-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
475 * simplify-rtx.c (simplify_cond_clz_ctz): Delete 'mode' local
478 2016-06-07 Jakub Jelinek <jakub@redhat.com>
480 * config/i386/sse.md (avx_vec_concat<mode>): Add v=v,vm and
481 Yv=Yv,C alternatives.
483 2016-06-07 Richard Biener <rguenther@suse.de>
486 * common.opt (ffast-math): Make Optimization.
488 2016-06-07 Simon Dardis <simon.dardis@imgtec.com>
489 Prachi Godbole <prachi.godbole@imgtec.com>
491 * config/mips/p5600.md (p5600_fpu_fadd): Remove checking for
492 `fabs' and `fneg' type attributes.
493 (p5600_fpu_fabs): Add `fmove' to the comment.
495 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
497 * gimple.c: Include builtins.h
498 (gimple_inexpensive_call_p): New function.
499 * gimple.h (gimple_inexpensive_call_p): Declare.
500 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Use it.
501 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Likewise;
504 2016-06-07 Paolo Carlini <paolo.carlini@oracle.com>
506 * diagnostic.c (diagnostic_impl, diagnostic_n_impl): New.
507 (inform, inform_at_rich_loc, inform_n, warning, warning_at,
508 warning_at_rich_loc, warning_n, pedwarn, permerror,
509 permerror_at_rich_loc, error, error_n, error_at, error_at_rich_loc,
510 sorry, fatal_error, internal_error, internal_error_no_backtrace):
513 2016-06-07 Richard Biener <rguenther@suse.de>
515 PR tree-optimization/71428
516 * tree-ssa-math-opts.c (perform_symbolic_merge): Properly distinguish
517 BIT_FIELD_REF op vs. load.
519 2016-06-07 Richard Biener <rguenther@suse.de>
522 * match.pd ((X | ~Y) -> Y <= X): Properly invert the comparison
525 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
527 * config/pa/pa.md (call): Generate indirect long calls to non-local
528 functions on TARGET_64BIT.
529 (call_value): Likewise.
531 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
533 * config/pa/pa.md (call_val_reg_64bit): Remove "reg: DI " clobber from
534 pattern and subsequent splitters.
535 (call_val_reg_64bit_post_reload): Likewise.
537 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
540 * tree-ssa-reassoc.c (zero_one_operation): Fix NEGATE_EXPR operand for
541 propagate_op_to_single_use.
543 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
546 * tree-ssa-reassoc.c (reassociate_bb): Set uid for negate stmt.
548 2016-06-07 Uros Bizjak <ubizjak@gmail.com>
550 * config/i386/i386.h (enum ix86_enitity): Add X86_DIRFLAG.
551 (enum x86_dirflag_state): New enum.
552 (NUM_MODES_FOR_MODE_SWITCHING): Add X86_DIRFLAG_ANY.
553 (machine_function): Remove needs_cld.
554 (ix86_current_function_needs_cld): Remove.
555 * config/i386/i386.c (ix86_set_func_type): Set
556 ix86_optimize_mode_switching[X86_DIRFLAG] to 1.
557 (ix86_expand_prologue): Do not emit CLD here.
558 (ix86_dirflag_mode_needed): New function.
559 (ix86_dirflag_mode_entry): Ditto.
560 (ix86_mode_needed): Handle X86_DIRFLAG entity.
561 (ix86_mode_after): Ditto.
562 (ix86_mode_entry): Ditto.
563 (ix86_mode_exit): Ditto.
564 (ix86_emit_mode_set): Ditto.
565 * config/i386/i386.md (strmov_singleop): Set
566 ix86_optimize_mode_switching[X86_DIRFLAG] to 1 for TARGET_CLD.
567 Do not set ix86_current_function_needs_cld.
569 (strset_singleop): Ditto.
571 (cmpstrnqi_nz_1): Ditto.
572 (cmpstrnqi_1): Ditto.
575 2016-06-06 Jakub Jelinek <jakub@redhat.com>
577 PR tree-optimization/71259
578 * tree-vect-slp.c (vect_get_constant_vectors): For
579 VECTOR_BOOLEAN_TYPE_P, return all ones constant instead of
580 one for constant op, and use COND_EXPR for non-constant.
582 2016-06-06 David Malcolm <dmalcolm@redhat.com>
584 * Makefile.in (OBJS): Add function-tests.o,
585 hash-map-tests.o, hash-set-tests.o, rtl-tests.o,
586 selftest-run-tests.o.
587 (OBJS-libcommon): Add selftest.o.
588 (OBJS-libcommon-target): Add selftest.o.
589 (all.internal): Add "selftest".
590 (all.cross): Likewise.
591 (selftest): New phony target.
592 (s-selftest): New target.
593 (selftest-gdb): New phony target.
594 (COLLECT2_OBJS): Add selftest.o.
595 * bitmap.c: Include "selftest.h".
596 (selftest::test_gc_alloc): New function.
597 (selftest::test_set_range): New function.
598 (selftest::test_clear_bit_in_middle): New function.
599 (selftest::test_copying): New function.
600 (selftest::test_bitmap_single_bit_set_p): New function.
601 (selftest::bitmap_c_tests): New function.
602 * common.opt (fself-test): New.
603 * diagnostic-show-locus.c: Include "selftest.h".
604 (make_range): New function.
605 (test_range_contains_point_for_single_point): New function.
606 (test_range_contains_point_for_single_line): New function.
607 (test_range_contains_point_for_multiple_lines): New function.
608 (assert_eq): New function.
609 (test_get_line_width_without_trailing_whitespace): New function.
610 (selftest::diagnostic_show_locus_c_tests): New function.
611 * et-forest.c: Include "selftest.h".
612 (selftest::test_single_node): New function.
613 (selftest::test_simple_tree): New function.
614 (selftest::test_disconnected_nodes): New function.
615 (selftest::et_forest_c_tests): New function.
616 * fold-const.c: Include "selftest.h".
617 (selftest::assert_binop_folds_to_const): New function.
618 (selftest::assert_binop_folds_to_nonlvalue): New function.
619 (selftest::test_arithmetic_folding): New function.
620 (selftest::fold_const_c_tests): New function.
621 * function-tests.c: New file.
622 * gimple.c: Include "selftest.h".
623 Include "gimple-pretty-print.h".
624 (selftest::verify_gimple_pp): New function.
625 (selftest::test_assign_single): New function.
626 (selftest::test_assign_binop): New function.
627 (selftest::test_nop_stmt): New function.
628 (selftest::test_return_stmt): New function.
629 (selftest::test_return_without_value): New function.
630 (selftest::gimple_c_tests): New function.
631 * hash-map-tests.c: New file.
632 * hash-set-tests.c: New file.
633 * input.c: Include "selftest.h".
634 (selftest::assert_loceq): New function.
635 (selftest::test_accessing_ordinary_linemaps): New function.
636 (selftest::test_unknown_location): New function.
637 (selftest::test_builtins): New function.
638 (selftest::test_reading_source_line): New function.
639 (selftest::input_c_tests): New function.
640 * rtl-tests.c: New file.
641 * selftest-run-tests.c: New file.
642 * selftest.c: New file.
643 * selftest.h: New file.
644 * spellcheck.c: Include "selftest.h".
645 (selftest::levenshtein_distance_unit_test_oneway): New function,
646 adapted from testsuite/gcc.dg/plugin/levenshtein_plugin.c.
647 (selftest::levenshtein_distance_unit_test): Likewise.
648 (selftest::spellcheck_c_tests): Likewise.
649 * toplev.c: Include selftest.h.
650 (toplev::run_self_tests): New.
651 (toplev::main): Handle -fself-test.
652 * toplev.h (toplev::run_self_tests): New.
653 * tree.c: Include "selftest.h".
654 (selftest::test_integer_constants): New function.
655 (selftest::test_identifiers): New function.
656 (selftest::test_labels): New function.
657 (selftest::tree_c_tests): New function.
658 * tree-cfg.c: Include "selftest.h".
659 (selftest::push_fndecl): New function.
660 (selftest::test_linear_chain): New function.
661 (selftest::test_diamond): New function.
662 (selftest::test_fully_connected): New function.
663 (selftest::tree_cfg_c_tests): New function.
664 * vec.c: Include "selftest.h".
665 (selftest::safe_push_range): New function.
666 (selftest::test_quick_push): New function.
667 (selftest::test_safe_push): New function.
668 (selftest::test_truncate): New function.
669 (selftest::test_safe_grow_cleared): New function.
670 (selftest::test_pop): New function.
671 (selftest::test_safe_insert): New function.
672 (selftest::test_ordered_remove): New function.
673 (selftest::test_unordered_remove): New function.
674 (selftest::test_block_remove): New function.
675 (selftest::reverse_cmp): New function.
676 (selftest::test_qsort): New function.
677 (selftest::vec_c_tests): New function.c.
678 * wide-int.cc: Include selftest.h and wide-int-print.h.
679 (selftest::from_int <wide_int>): New function.
680 (selftest::from_int <offset_int>): New function.
681 (selftest::from_int <widest_int>): New function.
682 (selftest::assert_deceq): New function.
683 (selftest::assert_hexeq): New function.
684 (selftest::test_printing <VALUE_TYPE>): New function template.
685 (selftest::test_ops <VALUE_TYPE>): New function template.
686 (selftest::test_comparisons <VALUE_TYPE>): New function template.
687 (selftest::run_all_wide_int_tests <VALUE_TYPE>): New function
689 (selftest::wide_int_cc_tests): New function.
691 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
694 * ifcvt.c (noce_try_ifelse_collapse): New function.
696 (noce_process_if_block): Call noce_try_ifelse_collapse.
697 * simplify-rtx.c (simplify_cond_clz_ctz): New function.
698 (simplify_ternary_operation): Use the above to simplify
699 conditional CLZ/CTZ expressions.
701 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
704 * config/aarch64/aarch64.md (ctz<mode>2): Convert to
705 define_insn_and_split.
707 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
710 * config/arm/arm.md (ctzsi2): Convert to define_insn_and_split.
712 2016-06-06 Bernd Edlinger <bernd.edlinger@hotmail.de>
715 * cfgexpand.c (expand_asm_loc): Remove handling for ADDR_EXPR.
716 Implicitly clobber memory for basic asm with non-empty assembler
717 string. Use targetm.md_asm_adjust also here.
718 * compare-elim.c (arithmetic_flags_clobber_p): Use asm_noperands here.
719 * final.c (final_scan_insn): Handle basic asm in PARALLEL block.
720 * gimple.c (gimple_asm_clobbers_memory_p): Handle basic asm with
721 non-empty assembler string.
722 * ira.c (compute_regs_asm_clobbered): Use asm_noperands here.
723 * recog.c (asm_noperands): Handle basic asm in PARALLEL block.
724 (decode_asm_operands): Handle basic asm in PARALLEL block.
725 (extract_insn): Handle basic asm in PARALLEL block.
726 * doc/extend.texi: Mention new behavior of basic asm.
727 * config/ia64/ia64 (rtx_needs_barrier): Handle ASM_INPUT here.
728 * config/pa/pa.c (branch_to_delay_slot_p, branch_needs_nop_p,
729 branch_needs_nop_p): Use asm_noperands.
731 2016-06-06 Jose E. Marchesi <jose.marchesi@oracle.com>
733 * config/sparc/sparc.md (cpu): Add niagara7 cpu type.
734 Include the M7 SPARC DFA scheduler.
735 New attribute v3pipe.
736 Annotate insns with v3pipe where appropriate.
737 Define cpu_feature vis4.
738 Add lzd instruction type and set it on clzdi_sp64 and clzsi_sp64.
739 Add (V8QI "8") to vbits.
740 Add insns {add,sub}v8qi3
741 Add insns ss{add,sub}v8qi3
742 Add insns us{add,sub}{v8qi,v4hi}3
743 Add insns {min,max}{v8qi,v4hi,v2si}3
744 Add insns {minu,maxu}{v8qi,v4hi,v2si}3
745 Add insns fpcmp{le,gt,ule,ug,ule,ugt}{8,16,32}_vis.
746 * config/sparc/niagara4.md: Add a comment explaining the
747 discrepancy between the documented latenty numbers and the
749 * config/sparc/niagara7.md: New file.
750 * configure.ac (HAVE_AS_SPARC5_VIS4): Define if the assembler
751 supports SPARC5 and VIS 4.0 instructions.
752 * configure: Regenerate.
753 * config.in: Likewise.
754 * config.gcc: niagara7 is a supported cpu in sparc*-*-* targets.
755 * config/sparc/sol2.h (ASM_CPU32_DEFAUILT_SPEC): Set for
757 (ASM_CPU64_DEFAULT_SPEC): Likewise.
758 (CPP_CPU_SPEC): Handle niagara7.
759 (ASM_CPU_SPEC): Likewise.
760 * config/sparc/sparc-opts.h (processor_type): Add
763 * config/sparc/sparc.h (TARGET_CPU_niagara7): Define.
764 (AS_NIAGARA7_FLAG): Define.
765 (ASM_CPU64_DEFAULT_SPEC): Set for niagara7.
766 (CPP_CPU64_DEFAULT_SPEC): Likewise.
767 (CPP_CPU_SPEC): Handle niagara7.
768 (ASM_CPU_SPEC): Likewise.
769 * config/sparc/sparc.c (niagara7_costs): Define.
770 (sparc_option_override): Handle niagara7 and adjust cache-related
771 parameters with better values for niagara cpus. Also support VIS4.
772 (sparc32_initialize_trampoline): Likewise.
773 (sparc_use_sched_lookahead): Likewise.
774 (sparc_issue_rate): Likewise.
775 (sparc_register_move_cost): Likewise.
776 (dump_target_flag_bits): Support VIS4.
777 (sparc_vis_init_builtins): Likewise.
778 (sparc_builtins): Likewise.
779 * config/sparc/sparc-c.c (sparc_target_macros): Define __VIS__ for
781 * config/sparc/driver-sparc.c (cpu_names): Add SPARC-M7 and
783 * config/sparc/sparc.opt (sparc_processor_type): New value
785 * config/sparc/visintrin.h (__attribute__): Prototypes for the
787 * doc/invoke.texi (SPARC Options): Document -mcpu=niagara7 and
789 * doc/extend.texi (SPARC VIS Built-in Functions): Document the
792 2016-06-06 Jonathan Wakely <jwakely@redhat.com>
794 * doc/sourcebuild.texi (Directives): Remove extra closing braces.
796 2016-06-06 Richard Biener <rguenther@suse.de>
798 PR tree-optimization/71398
799 * tree-ssa-loop-ivcanon.c (unloop_loops): First unloop, then
802 2016-06-05 James Bowman <james.bowman@ftdichip.com>
804 * config/ft32/ft32.c (ft32_setup_incoming_varargs,
805 ft32_expand_prolog, ft32_expand_epilogue):
807 * config/ft32/ft32.h: Remove OUTGOING_REG_PARM_STACK_SPACE.
808 * config/ft32/ft32.md: Add pretend_returner.
810 2016-06-06 Uros Bizjak <ubizjak@gmail.com>
813 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
814 Copy op1 RTX to avoid invalid sharing.
815 (ix86_expand_vector_move_misalign): Ditto.
817 2016-06-05 John David Anglin <danglin@gcc.gnu.org>
819 * expr.c (move_by_pieces_d::generate): Mark mode parameter with
822 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
824 * predict.c (predicted_by_loop_heuristics_p): New function.
825 (predict_iv_comparison): Use it.
826 (predict_loops): Walk from innermost loops; do not predict edges
827 leaving multiple loops multiple times; implement
828 PRED_LOOP_ITERATIONS_MAX heuristics.
829 * predict.def (PRED_LOOP_ITERATIONS_MAX): New predictor.
831 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
833 * cfg.c (check_bb_profile): Do not report mismatched profiles when
834 only edges out of BB are EH edges.
836 2016-06-04 Martin Sebor <msebor@redhat.com>
837 Marcin Baczyński <marbacz@gmail.com>
840 * doc/invoke.texi (-Wreturn-type): Mention not warning on return with
841 a void expression in a void function.
843 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
845 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Do not check
846 aux; dump reasons of decisions.
847 (should_duplicate_loop_header_p): Likewise.
848 (do_while_loop_p): Likewise.
849 (ch_base::copy_headers): Dump asi num insns duplicated.
851 2016-06-04 Jakub Jelinek <jakub@redhat.com>
853 PR tree-optimization/71405
854 * tree-ssa.c (execute_update_addresses_taken): For clobber with
855 incompatible type, build a new clobber with the right type instead
856 of building a VIEW_CONVERT_EXPR around it.
858 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
860 PR tree-optimization/52171
861 * config/sh/sh.c (sh_use_by_pieces_infrastructure_p): Use
862 by_pieces_ninsns instead of move_by_pieces_ninsns.
864 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
866 * config/sh/sh.c (sh_print_operand_address): Don't use hardcoded 'r0'
867 for reg+reg addressing mode.
869 2016-06-03 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
871 * rs6000-c.c (c/c-tree.h): Add #include.
872 (altivec_resolve_overloaded_builtin): Handle ARRAY_TYPE arguments
873 in C++ when found in the base position of vec_ld or vec_st.
875 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
877 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Avoid
878 use of profile unless profile status is PROFILE_READ.
879 * profile.c (compute_branch_probabilities): Set profile status
880 only after reporting predictor hitrates.
882 2016-06-03 Joseph Myers <joseph@codesourcery.com>
886 * common.opt (ffp-int-builtin-inexact): New option.
887 * doc/invoke.texi (-fno-fp-int-builtin-inexact): Document.
888 * doc/md.texi (floor@var{m}2, btrunc@var{m}2, round@var{m}2)
889 (ceil@var{m}2): Document dependence on this option.
890 * ipa-inline-transform.c (inline_call): Handle
891 flag_fp_int_builtin_inexact.
892 * ipa-inline.c (can_inline_edge_p): Likewise.
893 * config/i386/i386.md (rintxf2): Do not test
894 flag_unsafe_math_optimizations.
895 (rint<mode>2_frndint): New define_insn.
896 (rint<mode>2): Do not test flag_unsafe_math_optimizations for 387
897 or !flag_trapping_math for SSE. Just use gen_rint<mode>2_frndint
898 for 387 instead of extending and truncating.
899 (frndintxf2_<rounding>): Test flag_fp_int_builtin_inexact ||
900 !flag_trapping_math instead of flag_unsafe_math_optimizations.
901 Change to frndint<mode>2_<rounding>.
902 (frndintxf2_<rounding>_i387): Likewise. Change to
903 frndint<mode>2_<rounding>_i387.
904 (<rounding_insn>xf2): Likewise.
905 (<rounding_insn><mode>2): Test flag_fp_int_builtin_inexact ||
906 !flag_trapping_math instead of flag_unsafe_math_optimizations for
907 x87. Test TARGET_ROUND || !flag_trapping_math ||
908 flag_fp_int_builtin_inexact instead of !flag_trapping_math for
909 SSE. Use ROUND_NO_EXC in constant operand of
910 gen_sse4_1_round<mode>2. Just use gen_frndint<mode>2_<rounding>
911 for 387 instead of extending and truncating.
913 2016-06-03 H.J. Lu <hongjiu.lu@intel.com>
914 Julia Koval <julia.koval@intel.com>
926 * config/i386/i386-protos.h (ix86_epilogue_uses): New prototype.
927 * config/i386/i386.c (ix86_conditional_register_usage): Preserve
928 all registers, except for function return registers if there are
929 no caller-saved registers.
930 (ix86_set_func_type): New function.
931 (ix86_set_current_function): Call ix86_set_func_type to set
932 no_caller_saved_registers and func_type. Call reinit_regs if
933 caller-saved registers are changed. Don't allow MPX, SSE, MMX
934 nor x87 instructions in interrupt handler nor function with
935 no_caller_saved_registers attribute.
936 (ix86_function_ok_for_sibcall): Return false if there are no
937 caller-saved registers.
938 (type_natural_mode): Don't warn ABI change for MMX in interrupt
940 (ix86_function_arg_advance): Skip for callee in interrupt handler.
941 (ix86_function_arg): Return special arguments in interrupt handler.
942 (ix86_promote_function_mode): Promote pointer to word_mode only
943 for normal functions.
944 (ix86_can_use_return_insn_p): Don't use `ret' instruction in
946 (ix86_epilogue_uses): New function.
947 (ix86_hard_regno_scratch_ok): Likewise.
948 (ix86_save_reg): Preserve all registers in interrupt handler
949 after reload. Preserve all registers, except for function return
950 registers, if there are no caller-saved registers after reload.
951 (find_drap_reg): Always use callee-saved register if there are
952 no caller-saved registers.
953 (ix86_minimum_incoming_stack_boundary): Return MIN_STACK_BOUNDARY
954 for interrupt handler.
955 (ix86_expand_prologue): Don't allow DRAP in interrupt handler.
956 Emit cld instruction if stringops are used in interrupt handler
957 or interrupt handler isn't a leaf function.
958 (ix86_expand_epilogue): Generate interrupt return for interrupt
959 handler and pop the 'ERROR_CODE' off the stack before interrupt
960 return in exception handler.
961 (ix86_expand_call): Disallow calling interrupt handler directly.
962 If there are no caller-saved registers, mark all registers that
963 are clobbered by the call which returns as clobbered.
964 (ix86_handle_no_caller_saved_registers_attribute): New function.
965 (ix86_handle_interrupt_attribute): Likewise.
966 (ix86_attribute_table): Add interrupt and no_caller_saved_registers
968 (TARGET_HARD_REGNO_SCRATCH_OK): Likewise.
969 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use argument
970 accumulation in interrupt function if stack may be realigned to
972 (EPILOGUE_USES): New.
973 (function_type): New enum.
974 (machine_function): Add func_type and no_caller_saved_registers.
975 * config/i386/i386.md (UNSPEC_INTERRUPT_RETURN): New.
976 (interrupt_return): New pattern.
977 * doc/extend.texi: Document x86 interrupt and
978 no_caller_saved_registers attributes.
980 2016-06-03 Bernd Schmidt <bschmidt@redhat.com>
982 PR tree-optimization/52171
983 * builtins.c (expand_cmpstrn_or_cmpmem): Delete, moved elsewhere.
984 (expand_builtin_memcmp): New arg RESULT_EQ. All callers changed.
985 Look for constant strings. Move some code to emit_block_cmp_hints
987 * builtins.def (BUILT_IN_MEMCMP_EQ): New.
988 * defaults.h (COMPARE_MAX_PIECES): New macro.
989 * expr.c (move_by_pieces_d, store_by_pieces_d): Remove old structs.
990 (move_by_pieces_1, store_by_pieces_1, store_by_pieces_2): Remvoe.
991 (clear_by_pieces_1): Don't declare. Move definition before use.
992 (can_do_by_pieces): New static function.
993 (can_move_by_pieces): Use it. Return bool.
994 (by_pieces_ninsns): Renamed from move_by_pieces_ninsns. New arg
995 OP. All callers changed. Handle COMPARE_BY_PIECES.
996 (class pieces_addr); New.
997 (pieces_addr::pieces_addr, pieces_addr::decide_autoinc,
998 pieces_addr::adjust, pieces_addr::increment_address,
999 pieces_addr::maybe_predec, pieces_addr::maybe_postinc): New member
1001 (class op_by_pieces_d): New.
1002 (op_by_pieces_d::op_by_pieces_d, op_by_pieces_d::run): New member
1004 (class move_by_pieces_d, class compare_by_pieces_d,
1005 class store_by_pieces_d): New subclasses of op_by_pieces_d.
1006 (move_by_pieces_d::prepare_mode, move_by_pieces_d::generate,
1007 move_by_pieces_d::finish_endp, store_by_pieces_d::prepare_mode,
1008 store_by_pieces_d::generate, store_by_pieces_d::finish_endp,
1009 compare_by_pieces_d::generate, compare_by_pieces_d::prepare_mode,
1010 compare_by_pieces_d::finish_mode): New member functions.
1011 (compare_by_pieces, emit_block_cmp_via_cmpmem): New static
1013 (expand_cmpstrn_or_cmpmem): Moved here from builtins.c.
1014 (emit_block_cmp_hints): New function.
1015 (move_by_pieces, store_by_pieces, clear_by_pieces): Rewrite to just
1016 use the newly defined classes.
1017 * expr.h (by_pieces_constfn): New typedef.
1018 (can_store_by_pieces, store_by_pieces): Use it in arg declarations.
1019 (emit_block_cmp_hints, expand_cmpstrn_or_cmpmem): Declare.
1020 (move_by_pieces_ninsns): Don't declare.
1021 (can_move_by_pieces): Change return value to bool.
1022 * target.def (TARGET_USE_BY_PIECES_INFRASTRUCTURE_P): Update docs.
1023 (compare_by_pieces_branch_ratio): New hook.
1024 * target.h (enum by_pieces_operation): Add COMPARE_BY_PIECES.
1025 (by_pieces_ninsns): Declare.
1026 * targethooks.c (default_use_by_pieces_infrastructure_p): Handle
1028 (default_compare_by_pieces_branch_ratio): New function.
1029 * targhooks.h (default_compare_by_pieces_branch_ratio): Declare.
1030 * doc/tm.texi.in (STORE_MAX_PIECES, COMPARE_MAX_PIECES): Document.
1031 * doc/tm.texi: Regenerate.
1032 * tree-ssa-strlen.c: Include "builtins.h".
1033 (handle_builtin_memcmp): New static function.
1034 (strlen_optimize_stmt): Call it for BUILT_IN_MEMCMP.
1035 * tree.c (build_common_builtin_nodes): Create __builtin_memcmp_eq.
1037 2016-06-03 Alan Hayward <alan.hayward@arm.com>
1039 * tree-vect-stmts.c (vect_stmt_relevant_p): Do not vectorize non live
1040 relevant stmts which are simple and invariant.
1041 * tree-vect-loop.c (vectorizable_live_operation): Check relevance
1042 instead of simple and invariant
1044 2016-06-03 Alan Hayward <alan.hayward@arm.com>
1046 * tree-vect-loop.c (vect_analyze_loop_operations): Allow live stmts.
1047 (vectorizable_reduction): Check for new relevant state.
1048 (vectorizable_live_operation): vectorize live stmts using
1049 BIT_FIELD_REF. Remove special case for gimple assigns stmts.
1050 * tree-vect-stmts.c (is_simple_and_all_uses_invariant): New function.
1051 (vect_stmt_relevant_p): Check for stmts which are only used live.
1052 (process_use): Use of a stmt does not inherit it's live value.
1053 (vect_mark_stmts_to_be_vectorized): Simplify relevance inheritance.
1054 (vect_analyze_stmt): Check for new relevant state.
1055 * tree-vectorizer.h (vect_relevant): New entry for a stmt which is used
1056 outside the loop, but not inside it.
1058 2016-06-03 Alan Hayward <alan.hayward@arm.com>
1060 * tree-vectorizer.h (vect_get_vec_def_for_operand_1): New.
1061 * tree-vect-stmts.c (vect_get_vec_def_for_operand_1): New.
1062 (vect_get_vec_def_for_operand): Split out code.
1064 2016-06-03 Segher Boessenkool <segher@kernel.crashing.org>
1066 * config/rs6000/rs6000.md (define_peepholes for two mfcr's): Delete.
1068 2016-06-03 Alan Hayward <alan.hayward@arm.com>
1070 * tree-vect-stmts.c (vectorizable_call) Remove GOMP_SIMD_LANE code.
1072 2016-06-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1074 * config/arm/thumb1.md (*thumb1_mulsi3): Fix typos in comment.
1076 2016-06-03 Jakub Jelinek <jakub@redhat.com>
1079 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): If redirecting
1080 to noreturn e->callee->decl that has void return type and void
1081 arguments, adjust gimple_call_fntype and remove lhs even if it had
1082 previously addressable type.
1084 2016-06-02 Jeff Law <law@redhat.com>
1086 PR tree-optimization/71328
1087 * tree-ssa-threadupdate.c (duplicate_thread_path): Fix off-by-one
1088 error when checking for a jump back onto the copied path.
1090 2016-06-02 David Malcolm <dmalcolm@redhat.com>
1092 * config/microblaze/microblaze.c (get_branch_target): Add return
1093 NULL_RTX for the non-CALL_P case.
1094 (insert_wic_for_ilb_runout): Remove unused local "wic_addr1".
1095 (insert_wic): Remove unused local "j".
1097 2016-06-02 Martin Liska <mliska@suse.cz>
1099 * predict.def: Fix typo in PRED_FORTRAN_FAIL_IO display name.
1101 2016-06-02 H.J. Lu <hongjiu.lu@intel.com>
1102 Julia Koval <julia.koval@intel.com>
1104 * function.c (assign_parm_setup_stack): Force source into a
1106 * target.def (function_incoming_arg): Update documentation to
1107 allow arbitrary address computation based on hard register.
1108 * doc/tm.texi: Regenerated.
1110 2016-06-02 Martin Liska <mliska@suse.cz>
1112 * predict.c (combine_predictions_for_bb): Fix first match in
1113 cases where a first predictor contains more than one occurence
1114 in list of predictors. Take the best value in such case.
1116 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1118 PR rtl-optimization/71295
1119 * rtlanal.c (subreg_get_info): If taking a subreg at the requested
1120 offset would go over the size of the inner mode reject it.
1122 2016-06-02 Jakub Jelinek <jakub@redhat.com>
1124 * config/i386/sse.md (*vec_concatv4si): Use v=v,v instead of
1125 x=x,x and v=v,m instead of x=x,m.
1127 * config/i386/sse.md (*vec_concatv2si_sse4_1): Add avx512dq v=Yv,rm
1128 alternative. Change x=x,x alternative to v=Yv,Yv and x=rm,C
1129 alternative to v=rm,C.
1131 * config/i386/sse.md (*vec_concatv2di): Add x86_avx512dq v=Yv,rm
1132 alternative. Change x=xm,C alternative to v=vm,C, x=x,x alternative
1133 to v=Yv,Yv and x=x,m to v=v,m. Use maybe_evex prefix attribute
1134 instead of vex for the last two above mentioned alternatives.
1136 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1139 * config/arm/arm.c (arm_output_multireg_pop): Guard "pop" on update.
1141 2016-06-02 Segher Boessenkool <segher@kernel.crashing.org>
1143 * config/rs6000/dfp.md (trunctddd2): Correct the "length" attribute.
1145 2016-06-01 David Malcolm <dmalcolm@redhat.com>
1147 * config/rl78/rl78.c (rl78_expand_prologue): Convert local
1148 from int to unsigned.
1150 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
1152 * config/rs6000/vsx.md (vsx_splat_<mode>, V2DI/V2DF): Simplify
1153 alternatives, eliminating preferred register class. Add support
1154 for the MTVSRDD instruction in ISA 3.0.
1155 (vsx_splat_v4si_internal): Use splat_input_operand instead of
1156 reg_or_indexed_operand.
1157 (vsx_splat_v4sf_internal): Likewise.
1159 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
1162 * config/rs6000/vsx.md (xxspltib_<mode>_nosplit): Add alternatives
1163 for loading up all 0's or all 1's.
1165 2016-06-01 Thomas Preud'homme <thomas.preudhomme@arm.com>
1167 * doc/sourcebuild.texi (arm_acq_rel): Document new effective target.
1169 2016-06-01 Eduard Sanou <dhole@openmailbox.org>
1171 * doc/cppenv.texi: Note that the `%s` in `date` is a non-standard
1173 * gcc.c (driver_handle_option): Call set_source_date_epoch_envvar.
1174 * gcc.c (set_source_date_epoch_envvar): New function, sets
1175 the SOURCE_DATE_EPOCH environment variable to the current time.
1177 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
1179 * tree-vect-loop.c (vect_determine_vectorization_factor): Also compute
1180 the factor for live Phi nodes.
1182 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
1184 * loop-dolop.c (doloop_optimize): Us likely max iteration bound.
1185 * tree-parloops.c (parallelize_loops): likewise.
1186 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop,
1187 tree_unswitch_outer_loop): likewise.
1189 2016-06-01 Jakub Jelinek <jakub@redhat.com>
1192 * gimplify.c (gimplify_omp_for): Temporarily clear gimplify_omp_ctxp
1193 around creation of the temporary.
1195 2016-06-01 Richard Biener <rguenther@suse.de>
1197 PR tree-optimization/71366
1198 * tree-ssa-loop-ivcanon.c (edges_to_remove): New global.
1199 (unloop_loops): Move removing edges here ...
1200 (try_unroll_loop_completely): ... from here.
1201 (try_peel_loop): ... and here.
1202 (tree_unroll_loops_completely_1): Track parent loops via
1203 bitmap of header BBs.
1204 (tree_unroll_loops_completely): Adjust for that.
1206 2016-06-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
1208 * config/rs6000/altivec.h (vec_slv): New macro.
1209 (vec_srv): New macro.
1210 * config/rs6000/altivec.md (UNSPEC_VSLV): New value.
1211 (UNSPEC_VSRV): New value.
1214 * config/rs6000/rs6000-builtin.def (vslv): New builtin definition.
1215 (vsrv): New builtin definition.
1216 * config/rs6000/rs6000-c.c (P9V_BUILTIN_VSLV): Macro expansion to
1217 define argument types for new builtin.
1218 (P9V_BUILTIN_VSRV): Macro expansion to define argument types for
1220 * doc/extend.texi: Document the new vec_vslv and vec_srv built-in
1223 2016-06-01 Uros Bizjak <ubizjak@gmail.com>
1224 Jocelyn Mayer <l_indien@magic.fr>
1227 * config/i386/driver-i386.c (host_detect_local_cpu): Correctly
1228 detect processor family for signature_CENTAUR_ebx.
1229 <case PROCESSOR_I486>: Pass c3, winchip2 or winchip-c6 for
1230 signature_CENTAUR_ebx.
1231 <case PROCESSOR _PENTIUMPRO>: Pass c3-2 for signature_CENTAUR_ebx.
1232 <default>: Pass x86-64 for has_longmode.
1234 2016-06-01 Nathan Sidwell <nathan@acm.org>
1236 * config/nvptx/nvptx.c (nvptx_assemble_undefined_decl): Reject
1239 2016-06-01 Richard Biener <rguenther@suse.de>
1241 PR tree-optimization/71261
1242 * tree-vect-patterns.c (check_bool_pattern): Gather a hash-set
1243 of stmts successfully put in the bool pattern. Remove
1244 single-use restriction.
1245 (adjust_bool_pattern_cast): Add cast at the use site via the
1246 pattern def sequence.
1247 (adjust_bool_pattern): Remove recursion, maintain a hash-map
1248 of patterned defs. Use the pattern def seqence instead of
1249 multiple independent patterns.
1250 (sort_after_uid): New qsort compare function.
1251 (adjust_bool_stmts): New function to process stmts in the bool
1252 pattern in IL order.
1253 (vect_recog_bool_pattern): Adjust.
1254 * tree-if-conv.c (ifcvt_split_def_stmt): Remove.
1255 (ifcvt_walk_pattern_tree): Likewise.
1256 (stmt_is_root_of_bool_pattern): Likewise.
1257 (ifcvt_repair_bool_pattern): Likewise.
1258 (tree_if_conversion): Do not call ifcvt_repair_bool_pattern.
1260 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
1262 * loop-unroll.c (decide_unroll_constant_iterations,
1263 decide_unroll_runtime_iterations, decide_unroll_stupid): Use
1264 likely upper bounds.
1265 * loop-iv.c (find_simple_exit): Dump likely upper bounds.
1267 2016-06-01 Thomas Schwinge <thomas@codesourcery.com>
1269 * tree-core.h (enum omp_clause_code): Remove
1270 OMP_CLAUSE_DEVICE_RESIDENT. Adjust all users.
1272 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1274 * config/arm/sync.md (arm_store_exclusive<mode>):
1275 Use 'H' output modifier on operands[2] rather than creating a new
1276 entry in out-of-bounds memory of the operands array.
1277 (arm_store_release_exclusivedi): Likewise.
1279 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1281 * config/arm/arm.c (arm_fusion_enabled_p): New function.
1282 * config/arm/arm-protos.h (arm_fusion_enabled_p): Declare prototype.
1283 * config/arm/crypto.md (crypto_<crypto_pattern>, CRYPTO_UNARY):
1284 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
1286 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
1288 * tree-vect-loop.c (vect_determine_vectorization_factor): Also take
1289 into account live statements for mask producers.
1291 2016-06-01 Richard Biener <rguenther@suse.de>
1293 PR tree-optimization/71311
1294 * match.pd (@0 < @1 && @0 < @2 -> @0 < min(@1,@2)): Add :c and
1295 restrict to non-INTEGER_CST @0.
1297 2016-06-01 Richard Biener <rguenther@suse.de>
1299 * match.pd ((A & B) - (A & ~B) -> B - (A ^ B)): Add missing :c.
1300 (relational patterns): Use :c to avoid pattern duplications.
1302 2016-06-01 Richard Biener <rguenther@suse.de>
1304 * genmatch.c (comparison_code_p): New predicate.
1305 (swap_tree_comparison): New function.
1306 (commutate): Add for_vec parameter to append new for entries.
1307 Support commutating relational operators by swapping it alongside
1309 (lower_commutative): Adjust.
1310 (dt_simplify::gen): Do not pass artificial operators to gen
1312 (decision_tree::gen): Do not add artificial operators as parameters.
1313 (parser::parse_expr): Verify operator commutativity when :c is
1314 applied. Allow :C to override this.
1315 * match.pd: Adjust patterns to use :C instead of :c where required.
1317 2016-06-01 Patrick Palka <ppalka@gcc.gnu.org>
1319 PR tree-optimization/71077
1320 * tree-ssa-threadedge.c (simplify_control_stmt_condition_1): In
1321 the combining step, use boolean_false_node and boolean_true_node
1322 as the designated false/true return values.
1324 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
1326 * predict.def (PRED_LOOP_EXTRA_EXIT): Define.
1327 * predict.c (predict_iv_comparison): Also check PRED_LOOP_EXTRA_EXIT.
1328 (predict_extra_loop_exits): Use PRED_LOOP_EXTRA_EXIT instead of
1331 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
1333 * doc/invoke.texi (-frename-registers): Drop -fpeel-loops from list
1334 of flags impliying the register renaming.
1335 * toplev.c (process_options): Do not imply flag_rename_registers with
1338 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
1340 * config/sh/sh.h (ASM_OUTPUT_SYMBOL_REF): Remove macro and use the
1341 default implementation.
1343 2016-05-31 Nathan Sidwell <nathan@acm.org>
1345 * dwarf2out.c (cur_line_info_table): Add GTY marker.
1347 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
1349 * config/sh/constraints.md (b): Remove constraint.
1350 * config/sh/predicates.md (arith_reg_operand): Remove
1352 * config/sh/sh-modes.def (PDI): Remove.
1353 * config/sh/sh.c (sh_target_reg_class,
1354 sh_optimize_target_register_callee_saved): Remove functions.
1355 (sh_option_override): Don't set MASK_SAVE_ALL_TARGET_REGS.
1356 (sh_expand_epilogue): Update comment.
1357 (sh_hard_regno_mode_ok, sh_register_move_cost, calc_live_regs,
1358 sh_secondary_reload): Remove TARGET_REGS related code.
1359 * config/sh/sh.h (FIRST_TARGET_REG, LAST_TARGET_REG,
1360 TARGET_REGISTER_P): Remove macros.
1361 (SH_DBX_REGISTER_NUMBER, REG_ALLOC_ORDER): Remove target regs.
1362 * config/sh/sh.md (PR_MEDIA_REG, T_MEDIA_REG, FR23_REG, TR0_REG,
1363 TR1_REG, TR2_REG): Remove constants.
1364 * config/sh/sh.opt (SAVE_ALL_TARGET_REGS): Remove.
1366 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
1368 * config/sh/sh.md (adddi3, subdi3, negdi2, abs<mode>2): Remove
1369 define_expand patterns.
1370 (adddi3_compact): Rename to adddi3.
1371 (subdi3_compact): Rename to subdi3.
1372 (*negdi2): Rename to negdi2.
1373 (*abs<mode>2): Rename to abs<mode>2.
1375 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
1377 * config/rx/rx.md (FETCHOP_NO_MINUS): New code iterator.
1378 (atomic_<fetchop_name>_fetchsi): Extract minus operator into ...
1379 (atomic_sub_fetchsi): ... this new pattern.
1380 (mvtc): Add CC_REG clobber.
1382 2016-05-31 Marek Polacek <polacek@redhat.com>
1384 * gimplify.c (gimplify_switch_expr): Also handle GIMPLE_TRY.
1386 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1388 * config/aarch64/aarch64.c (aarch_macro_fusion_pair_p): Use
1389 aarch64_fusion_enabled_p to check for fusion capabilities.
1391 2016-05-31 Richard Biener <rguenther@suse.de>
1393 PR tree-optimization/71352
1394 * tree-ssa-reassoc.c (zero_one_operation): Handle op equal to
1395 minus one and a negate.
1397 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1399 * config/aarch64/aarch64.c (aarch64_simd_attr_length_move): Delete.
1400 * config/aarch64/aarch64-protos.h (aarch64_simd_attr_length_move):
1402 * config/aarch64/iterators.md (insn_count): Add descriptive comment.
1403 * config/aarch64/aarch64-simd.md (*aarch64_mov<mode>, VSTRUCT modes):
1404 Remove use of aarch64_simd_attr_length_move, set length attribute
1406 (*aarch64_be_movoi): Likewise.
1407 (*aarch64_be_movci): Likewise.
1408 (*aarch64_be_movxi): Likewise.
1410 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
1412 * loop-init.c (gate): Do not enale RTL loop unroller with -fpeel-loops.
1413 It no longer does that.
1414 * toplev.c (process_options): Do not enable flag_web with -fpeel-loops.
1416 2016-05-31 Wladimir J. van der Laan <laanwj@gmail.com>
1418 * config/aarch64/arm_neon.h (vdupb_laneq_s8): Remove spurious
1419 attribute __unused__.
1421 2016-05-31 Thomas Preud'homme <thomas.preudhomme@arm.com>
1423 * config/arm/arm-protos.h (arm_arch_thumb1): Declare.
1424 * config/arm/arm.c (arm_arch_thumb1): Define.
1425 (arm_option_override): Initialize arm_arch_thumb1.
1426 * config/arm/arm.h (arm_arch_thumb1): Declare.
1427 (TARGET_ARM_ARCH_ISA_THUMB): Use arm_arch_thumb to determine if target
1428 support Thumb-1 ISA.
1430 2016-05-31 Kirill Yukhin <kirill.yukhin@intel.com>
1433 * config/i386/sse.md (define_insn_and_split "*vec_extractv4sf_0"): Use
1434 `Yv' for scalar operand.
1436 2016-05-31 Tom de Vries <tom@codesourcery.com>
1438 PR tree-optimization/69068
1439 * graphite-isl-ast-to-gimple.c (copy_bb_and_scalar_dependences): Handle
1440 phis with more than two args.
1442 2016-05-30 Andreas Tobler <andreast@gcc.gnu.org>
1444 * config.gcc: Move hard float support for arm*hf*-*-freebsd* into
1445 armv6*-*-freebsd* for FreeBSD 11. Eliminate the arm*hf*-*-freebsd*
1448 2016-05-30 Jose E. Marchesi <jose.marchesi@oracle.com>
1450 * config.gcc (sparc*-*-*): Support cpu_32, cpu_64, tune_32 and
1452 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
1454 * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Add entries for
1455 cpu_32, cpu_64, tune_32 and tune_64.
1456 * config/sparc/sol2.h (OPTION_DEFAULT_SPECS): Likewise.
1458 2016-05-30 Uros Bizjak <ubizjak@gmail.com>
1460 * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
1462 2016-05-30 Andi Kleen <ak@linux.intel.com>
1464 * auto-profile.c (read_profile): Replace asserts with errors
1465 when file does not exist.
1466 * gcov-io.c (gcov_read_words): Dito.
1468 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
1470 * tree-cfg.c (print_loop): Print likely upper bounds.
1472 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
1474 * doc/invoke.texi (-fpeel-loops,-O3): Update documentation.
1475 * opts.c (default_options): Enable peel loops at -O3.
1476 * tree-ssa-loop-ivcanon.c (peeled_loops): New static var.
1477 (try_peel_loop): Do not re-peel already peeled loops;
1478 use likely upper bounds; fix profile updating.
1479 (pass_complete_unroll::execute): Initialize peeled_loops.
1481 2016-05-30 Martin Liska <mliska@suse.cz>
1483 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Scale
1484 computed costs by frequency of BB they belong to.
1485 (get_scaled_computation_cost_at): New function.
1487 2016-05-30 Alexander Monakov <amonakov@ispras.ru>
1488 Marc Glisse <marc.glisse@inria.fr>
1490 PR tree-optimization/71289
1491 * match.pd (-1 / B < A, A > -1 / B): New transformations.
1493 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
1495 * tree-vect-loop.c (vect_transform_loop): Update likely bounds.
1497 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
1499 * tree-ssa-loop-ivcanon.c (try_peel_loop): Correctly set wont_exit
1500 for peeled copies; avoid underflow when updating estimates; correctly
1503 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
1505 * tree-ssa-reassoc.ci (swap_ops_for_binary_stmt): Fix typo from commit
1506 r236875. Corrected oe3 to oe2 as obvious.
1508 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
1512 * tree-ssa-reassoc.c (insert_stmt_before_use): Use find_insert_point so
1513 that inserted stmt will not dominate stmts that defines its operand.
1514 (rewrite_expr_tree): Add stmt_to_insert before adding the use stmt.
1515 (rewrite_expr_tree_parallel): Likewise.
1517 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
1520 * tree-ssa-reassoc.c (swap_ops_for_binary_stmt): Fix swap such that
1521 all fields including stmt_to_insert are swapped.
1523 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
1525 * predict.h (force_edge_cold): Declare.
1526 * predict.c (force_edge_cold): New function.
1527 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Fix profile
1529 (canonicalize_loop_induction_variables): Fix formating.
1531 2016-05-30 Eric Botcazou <ebotcazou@adacore.com>
1533 * config/visium/visium.c (visium_split_double_add): Minor tweaks.
1534 (visium_expand_copysign): Use gen_int_mode directly.
1535 (visium_compute_frame_size): Minor tweaks.
1537 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
1539 * tree-vect-loop.c (vect_analyze_loop_2): Use
1540 likely_max_stmt_executions_int.
1542 2016-05-30 Tom de Vries <tom@codesourcery.com>
1544 PR tree-optimization/69067
1545 * graphite-isl-ast-to-gimple.c (get_def_bb_for_const): Remove assert.
1547 2016-05-29 Uros Bizjak <ubizjak@gmail.com>
1550 * config/i386/sync.md (define_peephole2 atomic_storedi_fpu):
1551 New peepholes to remove unneeded fild/fistp pairs.
1552 (define_peephole2 atomic_loaddi_fpu): Ditto.
1554 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
1556 * predict.c (maybe_hot_frequency_p): Avoid division.
1558 2016-05-28 Gerald Pfeifer <gerald@pfeifer.com>
1560 * doc/install.texi: Use https for shop.fsf.org.
1562 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
1564 * tree-ssa-loop-ivopts.c (estimated_stmt_executions_int): Use
1565 likely_max_stmt_executions_int.
1567 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
1569 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
1570 likely_max_stmt_executions_int.
1572 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
1574 * profile.c (compute_branch_probabilities): Do not report hitrates
1576 (branch_prob): Report hitrates here.
1577 * predict.c (gimple_predict_edge): Do not assert profile status;
1578 fix formatting issues.
1580 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
1582 * predict.c (edge_predicted_by_p): New function.
1583 (predict_paths_for_bb): Do not put multiple predictions of the same type
1586 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
1588 * tree-ssa-loop-niter.c (number_of_iterations_exit): Revert accidental
1591 2016-05-28 Alan Modra <amodra@gmail.com>
1593 * dominance.c (verify_dominators): Don't segfault on NULL imm_bb.
1595 2016-05-28 Alan Modra <amodra@gmail.com>
1597 PR rtl-optimization/71275
1598 * ira.c (ira): Free dominance info.
1600 2016-05-27 Gerald Pfeifer <gerald@pfeifer.com>
1602 * doc/sourcebuild.texi: New address for upstream Go repository.
1604 2016-05-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
1606 * config/arm/arm.h (TARGET_ARM_V6M): Remove.
1607 (TARGET_ARM_V7M): Likewise.
1609 2016-05-26 Jeff Law <law@redhat.com>
1611 * tree-ssa-threadedge.c: Remove include of tree-ssa-threadbackward.h.
1612 (thread_across_edge): Remove calls to find_jump_threads_backwards.
1613 * passes.def: Add jump threading passes before DOM/VRP.
1614 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Change
1615 argument to a basic block from an edge. Remove tests which are
1617 (pass_data_thread_jumps, class pass_thread_jumps): New.
1618 (pass_thread_jumps::gate, pass_thread_jumps::execute): New.
1619 (make_pass_thread_jumps): Likewise.
1620 * tree-pass.h (make_pass_thread_jumps): Declare.
1622 2016-05-27 Eric Botcazou <ebotcazou@adacore.com>
1624 * config/visium/visium-protos.h (split_double_move): Rename into...
1625 (visium_split_double_move): ...this.
1626 (visium_split_double_add): Declare.
1627 * config/visium/visium.c (split_double_move): Rename into...
1628 (visium_split_double_move): ...this.
1629 (visium_split_double_add): New function.
1630 (visium_expand_copysign): Renumber operands for consistency.
1631 * config/visium/visium.md (DImode move splitter): Adjust to renaming.
1632 (DFmode move splitter): Likewise.
1633 (*addi3_insn): Split by means of visium_split_double_add.
1634 (*adddi3_insn_flags): Delete.
1635 (*plus_plus_sltu<subst_arith>): New insn.
1636 (*subdi3_insn): Split by means of visium_split_double_add.
1637 (subdi3_insn_flags): Delete.
1638 (*minus_minus_sltu<subst_arith>): New insn.
1639 (*negdi2_insn): Split by means of visium_split_double_add.
1640 (*negdi2_insn_flags): Delete.
1642 2016-05-27 Ulrich Weigand <uweigand@de.ibm.com>
1644 * configure.ac: Treat a --with-headers option without argument
1645 the same as the default (i.e. consult sys-include directory).
1646 * configure: Regenerate.
1648 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1650 * config/aarch64/aarch64.c (aarch64_fusion_enabled_p): New function.
1651 * config/aarch64/aarch64-protos.h (aarch64_fusion_enabled_p): Declare
1653 * config/aarch64/aarch64-simd.md (aarch64_crypto_aes<aesmc_op>v16qi):
1654 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
1656 2016-05-27 Jiong Wang <jiong.wang@arm.com>
1659 * config/aarch64/aarch64.c (aarch64_expand_builtin_va_start): Honor
1660 tree-stdarg analysis results.
1661 (aarch64_setup_incoming_varargs): Likewise.
1663 2016-05-27 Jiong Wang <jiong.wang@arm.com>
1665 * config/aarch64/aarch64.c (aarch64_build_builtin_va_list): Initialize
1666 va_list_gpr_counter_field and va_list_fpr_counter_field.
1668 2016-05-27 Wilco Dijkstra <wdijkstr@arm.com>
1671 * config/aarch64/aarch64.h (CANNOT_CHANGE_MODE_CLASS): Remove.
1672 * config/aarch64/aarch64.c
1673 (aarch64_cannot_change_mode_class): Remove function.
1674 * config/aarch64/aarch64-protos.h
1675 (aarch64_cannot_change_mode_class): Remove.
1677 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
1679 * cfgloop.c (record_niter_bound): Record likely upper bounds.
1680 (likely_max_stmt_executions_int, get_likely_max_loop_iterations,
1681 get_likely_max_loop_iterations_int): New.
1682 * cfgloop.h (struct loop): Add nb_iterations_likely_upper_bound,
1683 any_likely_upper_bound.
1684 (get_likely_max_loop_iterations_int, get_likely_max_loop_iterations):
1686 * cfgloopmanip.c (copy_loop_info): Copy likely upper bounds.
1687 * loop-unroll.c (unroll_loop_constant_iterations): Update likely
1689 (unroll_loop_constant_iterations): Likewise.
1690 (unroll_loop_runtime_iterations): Likewise.
1691 * lto-streamer-in.c (input_cfg): Stream likely upper bounds.
1692 * lto-streamer-out.c (output_cfg): Likewise.
1693 * tree-ssa-loop-ivcanon.c (try_peel_loop): Update likely upper
1695 (canonicalize_loop_induction_variables): Dump likely upper bounds.
1696 * tree-ssa-loop-niter.c (record_estimate): Record likely upper bounds.
1697 (likely_max_loop_iterations): New.
1698 (likely_max_loop_iterations_int): New.
1699 (likely_max_stmt_executions): New.
1700 * tree-ssa-loop-niter.h (likely_max_loop_iterations,
1701 likely_max_loop_iterations_int, likely_max_stmt_executions_int,
1702 likely_max_stmt_executions): Declare.
1704 2016-05-27 Marek Polacek <polacek@redhat.com>
1707 * gimple-fold.c (gimple_fold_call): Check that LHS is not null.
1709 2016-05-27 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1711 * config/s390/s390.md (2x risbg splitters): Use
1712 reg_overlap_mentioned_p instead of rtx_equal_p.
1714 2016-05-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
1716 * combine.c (make_compound_operation): Take known zero bits into
1717 account when checking for possible zero_extend.
1719 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1721 * config/aarch64/aarch64.md (ashl<mode>3, SHORT modes):
1722 Use const_int_operand for operand 2 predicate. Simplify expand code
1725 2016-05-27 Ilya Enkovich <ilya.enkovich@intel.com>
1728 * fold-const.c (fold_ternary_loc): Don't fold VEC_COND_EXPR
1731 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1733 * config/aarch64/aarch64-modes.def (CC_ZESWP, CC_SESWP): Delete.
1734 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Remove condition
1735 that returns CC_SESWPmode and CC_ZESWPmode.
1736 (aarch64_get_condition_code_1): Remove handling of CC_SESWPmode
1738 (aarch64_rtx_costs): Likewise.
1740 2016-05-26 Michael Meissner <meissner@linux.vnet.ibm.com>
1742 * config/rs6000/rs6000.c (rs6000_emit_p9_fp_minmax): New function
1743 for ISA 3.0 min/max support.
1744 (rs6000_emit_p9_fp_cmove): New function for ISA 3.0 floating point
1745 conditional move support.
1746 (rs6000_emit_cmove): Call rs6000_emit_p9_fp_minmax and
1747 rs6000_emit_p9_fp_cmove if the ISA 3.0 instructions are
1749 * config/rs6000/rs6000.md (SFDF2): New iterator to allow doing
1750 conditional moves where the comparison type is different from move
1752 (fp_minmax): New code iterator for smin/smax.
1753 (minmax): New code attributes for min/max.
1754 (SMINMAX): Likewise.
1755 (smax<mode>3): Combine min, max insns into one insn using the
1756 fp_minmax code iterator. Add support for ISA 3.0 min/max
1757 instructions that don't need -ffast-math.
1758 (s<minmax><mode>3): Likewise.
1759 (smax<mode>3_vsx): Likewise.
1760 (smin<mode>3): Likewise.
1761 (s<minmax><mode>3_vsx): Likewise.
1762 (smin<mode>3_vsx): Likewise.
1763 (pre-VSX min/max splitters): Likewise.
1764 (s<minmax><mode>3_fpr): Likewise.
1765 (movsfcc): Rewrite floating point conditional moves to combine
1766 SFmode/DFmode into a single insn.
1767 (mov<mode>cc): Likewise.
1768 (movdfcc): Likewise.
1769 (fselsfsf4): Combine FSEL cases into a single insn, using SFDF and
1770 SFDF2 iterators to handle all combinations.
1771 (fseldfsf4): Likewise.
1772 (fsel<SFDF:mode><SFDF2:mode>4): Likewise.
1773 (fseldfdf4): Likewise.
1774 (fselsfdf4): Likewise.
1775 (mov<SFDF:mode><SFDF2:mode>cc_p9): Add support for the ISA 3.0
1776 comparison instructions that set a 0/-1 mask, and use it for
1777 floating point conditional move via XXSEL.
1778 (fpmask<mode>): Likewise.
1779 (xxsel<mode>): Likewise.
1780 * config/rs6000/predicates.md (min_max_operator): Delete, no
1782 (fpmask_comparison_operaton): New insn for ISA 3.0 comparison
1783 instructions that generate a 0/-1 mask for use with XXSEL.
1784 * config/rs6000/rs6000.h (TARGET_MINMAX_SF): New helper macros to
1785 say whether floating point min/max is available, either through
1786 FSEL, ISA 2.06 min/max, and ISA 3.0 min/max instrucitons.
1787 (TARGET_MINMAX_DF): Likewise.
1789 2016-05-27 Alan Modra <amodra@gmail.com>
1791 PR rtl-optimization/71275
1792 * ira.c (ira): Call loop_optimizer_init to set up bb_loop_depth
1793 for update_equiv_regs and combine_and_move_insns.
1795 2016-05-26 Uros Bizjak <ubizjak@gmail.com>
1797 * config/i386/i386.md (*movqi_internal) <attr "isa">: Use
1798 if_then_else or cond RTXes to calculate attribute value.
1799 * config/i386/mmx.md (*vec_extractv2sf_1) <attr "prefix_rep">: Ditto.
1800 <attr "length_immediate>: Ditto.
1801 (*vec_extractv2sf_1) <attr "length_immediate">: Ditto.
1802 * config/i386/sse.md (sse_loadlps) <attr "length_immediate">: Ditto.
1803 (*vec_concatv2sf_sse4_1) <attr "isa">: Ditto.
1804 <attr "type">: Ditto.
1805 <attr "prefix_data16">: Ditto.
1806 <attr "prefix_extra">: Ditto.
1807 <attr "length_immediate">: Ditto.
1808 <attr "prefix">: Ditto.
1809 (vec_set<mode>_0) <attr "isa">: Ditto.
1810 <attr "prefix_extra">: Ditto.
1811 <attr "length_immediate">: Ditto.
1812 <attr "prefix">: Ditto.
1813 (*vec_interleave_highv2df) <attr "prefix_data16">: Ditto.
1814 (*vec_interleave_lowv2df) <attr "prefix_data16">: Ditto.
1815 (sse2_storelpd) <attr "prefix_data16">: Ditto.
1816 (sse2_loadhpd) <attr "prefix_data16">: Ditto.
1817 (sse2_loadlpd) <attr "prefix_data16">: Ditto.
1818 <attr "length_immediate">: Ditto.
1819 <attr "prefix">: Ditto.
1820 (sse2_movsd) <attr "length_immediate">: Ditto.
1821 <attr "prefix">: Ditto.
1822 (vec_concatv2df) <attr "isa">: Ditto.
1823 <attr "prefix">: Ditto.
1824 (*vec_extractv4si) <attr "prefix_extra">: Ditto.
1825 (*vec_extractv2di_1) <attr "isa">: Ditto.
1826 <attr "type">: Ditto.
1827 <attr "length_immediate">: Ditto.
1828 <attr "prefix_rex">: Ditto.
1829 <attr "prefix_extra">: Ditto.
1830 (*vec_concatv2si_sse4_1) <attr "type">: Ditto.
1831 <attr "prefix_extra">: Ditto.
1832 <attr "length_immediate">: Ditto.
1833 (vec_concatv2di) <attr "isa">: Ditto.
1834 <attr "prefix_extra">: Ditto.
1835 <attr "length_immediate">: Ditto.
1836 <attr "prefix">: Ditto.
1838 2016-05-26 Martin Liska <mliska@suse.cz>
1840 * tree-ssa-loop-ivopts.c (comp_cost::infinite_cost_p): New
1842 (operator+): Likewise.
1843 (operator-): Likewise.
1844 (comp_cost::operator+=): Likewise.
1845 (comp_cost::operator-=): Likewise.
1846 (comp_cost::operator/=): Likewise.
1847 (comp_cost::operator*=): Likewise.
1848 (operator<): Likewise.
1849 (operator==): Likewise.
1850 (operator<=): Likewise.
1852 (infinite_cost_p): Likewise.
1853 (add_costs): Likewise.
1854 (sub_costs): Likewise.
1855 (compare_costs): Likewise.
1856 (set_group_iv_cost): Use the newly introduced functions.
1857 (get_address_cost): Likewise.
1858 (get_shiftadd_cost): Likewise.
1859 (force_expr_to_var_cost): Likewise.
1860 (split_address_cost): Likewise.
1861 (ptr_difference_cost): Likewise.
1862 (difference_cost): Likewise.
1863 (get_computation_cost_at): Likewise.
1864 (determine_group_iv_cost_generic): Likewise.
1865 (determine_group_iv_cost_address): Likewise.
1866 (determine_group_iv_cost_cond): Likewise.
1867 (autoinc_possible_for_pair): Likewise.
1868 (determine_group_iv_costs): Likewise.
1869 (cheaper_cost_pair): Likewise.
1870 (iv_ca_recount_cost): Likewise.
1871 (iv_ca_set_no_cp): Likewise.
1872 (iv_ca_set_cp): Likewise.
1873 (iv_ca_cost): Likewise.
1874 (iv_ca_new): Likewise.
1875 (iv_ca_dump): Likewise.
1876 (iv_ca_narrow): Likewise.
1877 (iv_ca_prune): Likewise.
1878 (iv_ca_replace): Likewise.
1879 (try_add_cand_for): Likewise.
1880 (try_improve_iv_set): Likewise.
1881 (find_optimal_iv_set): Likewise.
1883 2016-05-26 Richard Sandiford <richard.sandiford@arm.com>
1885 * tree-ssa-loop-ivopts.c (loop_body_includes_call): Don't assume
1886 that internal functions will clobber all caller-saved registers.
1888 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
1890 * config/aarch64/aarch64.c (aarch64_case_values_threshold):
1891 Return a better case_values_threshold when optimizing.
1893 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
1895 * config/aarch64/aarch64-simd.md (aarch64_combinez):
1896 Add ? to integer variant.
1897 (aarch64_combinez_be): Likewise.
1899 2016-05-26 Jakub Jelinek <jakub@redhat.com>
1901 * config/i386/sse.md (*vcvtps2ph_store<mask_name>): Use v constraint
1902 instead of x constraint.
1903 (vcvtps2ph256<mask_name>): Likewise.
1905 * config/i386/sse.md (*ssse3_palignr<mode>_perm): Add avx512bw
1906 alternative. Formatting fix.
1908 * config/i386/sse.md
1909 (<mask_codefor>avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Rename
1911 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>): ... this.
1912 (*avx_vperm_broadcast_v4sf): Use v constraint instead of x. Use
1913 maybe_evex prefix instead of vex.
1914 (*avx_vperm_broadcast_<mode>): Use v constraint instead of x. Handle
1915 EXT_REX_SSE_REG_P (op0) case in the splitter.
1917 2016-05-25 Jeff Law <law@redhat.com>
1919 PR tree-optimization/71272
1920 * tree-ssa-threadbackward.c (convert_and_register_jump_thread_path):
1921 Update comments. Add test for empty path.
1923 2016-05-25 Bill Seurer <seurer@linux.vnet.ibm.com>
1925 * config/rs6000/altivec.h (vec_cmpne): Add #define for vec_cmpne.
1926 * config/rs6000/rs6000-builtin.def (vec_cmpne): Add vec_cmpne as a
1927 special case builtin.
1928 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
1929 code for ALTIVEC_BUILTIN_VEC_CMPNE.
1930 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
1931 for __builtin_vec_cmpne.
1933 2016-05-25 Eric Botcazou <ebotcazou@adacore.com>
1935 * tree-ssa-phiopt.c (factor_out_conditional_conversion): Remove
1936 redundant test and bail out if the type of the new operand is not
1937 a GIMPLE register type after stripping a VIEW_CONVERT_EXPR.
1939 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
1941 * config/i386/i386.opt (ix86_target_flags_explicit): Remove.
1942 (x_ix86_target_flags_explicit): Remove.
1943 * config/i386/i386.c (ix86_function_specific_save): Do not copy
1944 x_ix86_target_flags_explicit.
1945 (ix86_function_specific_restore): Ditto.
1947 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
1948 H.J. Lu <hongjiu.lu@intel.com>
1951 * common/config/i386/i386-common.c
1952 (OPTION_MASK_ISA_GENERAL_REGS_ONLY_UNSET): New.
1953 (ix86_handle_option) <case OPT_mgeneral_regs_only>: Disable
1954 MPX, MMX, SSE and x87 instructions for -mgeneral-regs-only.
1955 * config/i386/i386.opt (ix86_target_flags): Add new Variable.
1956 (-mgeneral-regs-only): Add new option.
1957 * config/i386/i386.c (ix86_option_override_internal): Don't enable
1958 x87 instructions if only general registers are allowed.
1959 (ix86_target_string): Add ix86_flags argument. Handle additional
1960 flags options through ix86_flags argument. Update all callers.
1961 * doc/invoke.texi: Document -mgeneral-regs-only.
1963 2016-05-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1965 PR rtl-optimization/66940
1966 * ifcvt.c (noce_get_alt_condition): Check that incrementing or
1967 decrementing desired_val will not overflow before performing these
1970 2016-05-25 Ilya Verbin <ilya.verbin@intel.com>
1972 * config/i386/i386-builtin-types.def: Add V16SI_FTYPE_V16SF,
1973 V8DF_FTYPE_V8DF_ROUND, V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND.
1974 * config/i386/i386.c (enum ix86_builtins): Add
1975 IX86_BUILTIN_CVTPS2DQ512_MASK, IX86_BUILTIN_FLOORPS512,
1976 IX86_BUILTIN_FLOORPD512, IX86_BUILTIN_CEILPS512, IX86_BUILTIN_CEILPD512,
1977 IX86_BUILTIN_TRUNCPS512, IX86_BUILTIN_TRUNCPD512,
1978 IX86_BUILTIN_CVTPS2DQ512, IX86_BUILTIN_VEC_PACK_SFIX512,
1979 IX86_BUILTIN_FLOORPS_SFIX512, IX86_BUILTIN_CEILPS_SFIX512,
1980 IX86_BUILTIN_ROUNDPS_AZ_SFIX512.
1981 (builtin_description bdesc_args): Add __builtin_ia32_floorps512,
1982 __builtin_ia32_ceilps512, __builtin_ia32_truncps512,
1983 __builtin_ia32_floorpd512, __builtin_ia32_ceilpd512,
1984 __builtin_ia32_truncpd512, __builtin_ia32_cvtps2dq512,
1985 __builtin_ia32_vec_pack_sfix512, __builtin_ia32_roundps_az_sfix512,
1986 __builtin_ia32_floorps_sfix512, __builtin_ia32_ceilps_sfix512.
1987 Change IX86_BUILTIN_CVTPS2DQ512 to IX86_BUILTIN_CVTPS2DQ512_MASK for
1988 __builtin_ia32_cvtps2dq512_mask.
1989 (ix86_expand_args_builtin): Handle V8DF_FTYPE_V8DF_ROUND,
1990 V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF.
1991 (ix86_builtin_vectorized_function): Handle builtins mentioned above.
1992 * config/i386/sse.md
1993 (<mask_codefor>avx512f_fix_notruncv16sfv16si<mask_name><round_name>):
1995 (avx512f_fix_notruncv16sfv16si<mask_name><round_name>): ... this.
1996 (<mask_codefor>avx512f_cvtpd2dq512<mask_name><round_name>): Rename
1998 (avx512f_cvtpd2dq512<mask_name><round_name>): ... this.
1999 (avx512f_vec_pack_sfix_v8df): New define_expand.
2000 (avx512f_roundpd512): Rename to ...
2001 (avx512f_round<castmode>512): ... this. Change iterator.
2002 (avx512f_roundps512_sfix): New define_expand.
2003 (round<mode>2_sfix): Change iterator.
2005 2016-05-25 Nick Clifton <nickc@redhat.com>
2007 * config/msp430/msp430.c (msp430_attr): Produce an error if a
2008 static interrupt handler is detected.
2009 * config/msp430/msp430.h (LIB_SPEC): Do not use msp430.ld as the
2010 default linker script.
2011 * config/msp430/msp430.md (movpsihi2_lo): New pattern for loading
2012 the low part of a symbolic pointer.
2014 2016-05-25 Richard Biener <rguenther@suse.de>
2016 PR tree-optimization/71261
2017 * tree-if-conv.c (ifcvt_split_def_stmt): Walk uses on the
2018 interesting stmt instead of immediate uses when looking
2019 for the use operand to replace.
2021 2016-05-25 Martin Liska <mliska@suse.cz>
2023 * ipa-inline.c (edge_badness): Use 'w/' instead of 'w'.
2025 2016-05-25 Richard Biener <rguenther@suse.de>
2027 PR tree-optimization/71264
2028 * tree-vect-stmts.c (vect_init_vector): Properly deal with
2031 2016-05-25 Martin Liska <mliska@suse.cz>
2033 PR tree-optimization/71239
2034 * tree.c (array_at_struct_end_p): Do not call operand_equal_p
2035 if DECL_SIZE is NULL.
2037 2016-05-25 Richard Biener <rguenther@suse.de>
2039 * timevar.def (TV_TREE_LOOP_IFCVT): Add.
2040 * tree-if-conv.c (pass_data_if_conversion): Use it.
2042 2016-05-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
2044 * cgraph.c (cgraph_node::get_availability): Fix typo in comment.
2045 * symtab.c (symtab_node::binds_to_current_def_p): Likewise.
2046 * varpool.c (varpool_node::get_availability): Likewise.
2048 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
2050 * config/rs6000/altivec.md (VNEG iterator): New iterator for
2051 VNEGW/VNEGD instructions.
2052 (p9_neg<mode>2): New insns for ISA 3.0 VNEGW/VNEGD.
2053 (neg<mode>2): Add expander for V2DImode added in ISA 2.07, and
2054 support for ISA 3.0 VNEGW/VNEGD instructions.
2056 2016-05-24 Cesar Philippidis <cesar@codesourcery.com>
2058 * gimplify.c (omp_notice_variable): Use zero-length arrays for data
2059 pointers inside OACC_DATA regions.
2060 (gimplify_scan_omp_clauses): Prune firstprivate clause associated
2061 with OACC_DATA, OACC_ENTER_DATA and OACC_EXIT data regions.
2062 (gimplify_adjust_omp_clauses): Fix typo in comment.
2064 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
2066 * config/rs6000/altivec.md (VParity): New mode iterator for vector
2067 parity built-in functions.
2068 (p9v_ctz<mode>2): Add support for ISA 3.0 vector count trailing
2070 (p9v_parity<mode>2): Likewise.
2071 * config/rs6000/vector.md (VEC_IP): New mode iterator for vector
2073 (ctz<mode>2): ISA 3.0 expander for vector count trailing zeros.
2074 (parity<mode>2): ISA 3.0 expander for vector parity.
2075 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_1): New macros for
2077 (BU_P9_64BIT_MISC_0): Likewise.
2078 (BU_P9_MISC_0): Likewise.
2079 (BU_P9V_AV_1): Likewise.
2080 (BU_P9V_AV_2): Likewise.
2081 (BU_P9V_AV_3): Likewise.
2082 (BU_P9V_AV_P): Likewise.
2083 (BU_P9V_VSX_1): Likewise.
2084 (BU_P9V_OVERLOAD_1): Likewise.
2085 (BU_P9V_OVERLOAD_2): Likewise.
2086 (BU_P9V_OVERLOAD_3): Likewise.
2087 (VCTZB): Add vector count trailing zeros support.
2091 (VPRTYBD): Add vector parity support.
2092 (VPRTYBQ): Likewise.
2093 (VPRTYBW): Likewise.
2094 (VCTZ): Add overloaded vector count trailing zeros support.
2095 (VPRTYB): Add overloaded vector parity support.
2096 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
2097 overloaded vector count trailing zeros and parity instructions.
2098 * config/rs6000/rs6000.md (wd mode attribute): Add V1TI and TI for
2099 vector parity support.
2100 * config/rs6000/altivec.h (vec_vctz): Add ISA 3.0 vector count
2101 trailing zeros support.
2102 (vec_cntlz): Likewise.
2103 (vec_vctzb): Likewise.
2104 (vec_vctzd): Likewise.
2105 (vec_vctzh): Likewise.
2106 (vec_vctzw): Likewise.
2107 (vec_vprtyb): Add ISA 3.0 vector parity support.
2108 (vec_vprtybd): Likewise.
2109 (vec_vprtybw): Likewise.
2110 (vec_vprtybq): Likewise.
2111 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
2112 the ISA 3.0 vector count trailing zeros and vector parity built-in
2115 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
2117 * tree-ssa-reassoc.c (sort_by_operand_rank): Skip checking gimple_bb
2118 when there is stmt_to_insert.
2120 2016-05-24 Martin Sebor <msebor@redhat.com>
2123 * tree.h (complete_or_array_type_p): New inline function.
2125 2016-05-24 Jakub Jelinek <jakub@redhat.com>
2127 * config/i386/i386.h (TARGET_AVOID_4BYTE_PREFIXES): Define.
2128 * config/i386/constraints.md (Yr): Test TARGET_AVOID_4BYTE_PREFIXES
2129 rather than X86_TUNE_AVOID_4BYTE_PREFIXES.
2131 * config/i386/sse.md (<sse4_1>_round<ssemodesuffix><avxsizesuffix>):
2132 Limit 1st alternative to noavx isa, split 2nd alternative into one
2133 noavx and one avx alternative, use *x and Bm in the former and
2134 x and m in the latter.
2136 * config/i386/sse.md (vec_set<mode>_0): Use sse4_noavx isa instead
2137 of sse4 for the first alternative, drop %v from the template
2138 and d operand modifier. Split second alternative into one sse4_noavx
2139 and one avx alternative, use *x instead of *v in the former and v
2140 instead of *v in the latter.
2141 (*sse4_1_extractps): Use noavx isa instead of * for the first
2142 alternative, drop %v from the template. Split second alternative into
2143 one noavx and one avx alternative, use *x instead of *v in the
2144 former and v instead of *v in the latter.
2145 (<vi8_sse4_1_avx2_avx512>_movntdqa): Guard the first 2 alternatives
2146 with noavx and the last one with avx.
2147 (sse4_1_phminposuw): Guard first alternative with noavx isa,
2148 split the second one into one noavx and one avx alternative,
2149 use *x and Bm in the former and x and m in the latter one.
2150 (<sse4_1>_ptest<mode>): Use noavx instead of * for the first two
2153 * config/i386/sse.md (sse4_1_<code>v8qiv8hi2<mask_name>): Limit
2154 first two alternatives to noavx, use *x instead of *v in the second
2155 one, add avx alternative without *.
2156 (sse4_1_<code>v4qiv4si2<mask_name>, sse4_1_<code>v4hiv4si2<mask_name>,
2157 sse4_1_<code>v2qiv2di2<mask_name>, sse4_1_<code>v2hiv2di2<mask_name>,
2158 sse4_1_<code>v2siv2di2<mask_name>): Likewise.
2160 2016-05-24 Jeff Law <law@redhat.com>
2162 * tree-ssa-threadbackwards.c (convert_and_register_jump_thread_path):
2163 New function, extracted from...
2164 (fsm_find_control_statement_thread_paths): Here. Use the new function.
2165 Allow simple copies and constant initializations in the SSA chain.
2167 2016-05-24 Marek Polacek <polacek@redhat.com>
2170 * gimplify.c (gimplify_switch_expr): Look into the innermost lexical
2173 2016-05-24 Jakub Jelinek <jakub@redhat.com>
2176 * tree-vect-stmts.c (vectorizable_simd_clone_call): Handle
2177 SIMD_CLONE_ARG_TYPE_LINEAR_REF_CONSTANT_STEP like
2178 SIMD_CLONE_ARG_TYPE_LINEAR_CONSTANT_STEP. Add
2179 SIMD_CLONE_ARG_TYPE_LINEAR_VAL_CONSTANT_STEP and
2180 SIMD_CLONE_ARG_TYPE_LINEAR_UVAL_CONSTANT_STEP cases explicitly.
2182 2016-05-24 Richard Biener <rguenther@suse.de>
2184 PR tree-optimization/71240
2185 * tree-ssa-math-opts.c (init_symbolic_number): Verify the source
2188 2016-05-24 Richard Biener <rguenther@suse.de>
2190 PR tree-optimization/71230
2191 * tree-ssa-reassoc.c (zero_one_operation): Handle negate special ops.
2193 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
2195 * tree-vectorizer.h (vectorizable_comparison): Delete.
2196 * tree-vect-loop.c (vectorizable_reduction): Remove redundant
2197 PURE_SLP_STMT check.
2198 * tree-vect-stmts.c (vectorizable_call): Likewise.
2199 (vectorizable_simd_clone_call): Likewise.
2200 (vectorizable_conversion): Likewise.
2201 (vectorizable_assignment): Likewise.
2202 (vectorizable_shift): Likewise.
2203 (vectorizable_operation): Likewise.
2204 (vectorizable_load): Likewise.
2205 (vectorizable_condition): Likewise.
2206 (vectorizable_store): Likewise. Assert that we don't have
2208 (vectorizable_comparison): Make static. Remove redundant
2209 PURE_SLP_STMT check.
2210 (vect_transform_stmt): Assert that we always have an slp_node
2213 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2215 * config/arm/neon.md (ashldi3_neon): Replace comparison of INTVAL of
2216 operands[2] against 1 with comparison against CONST1_RTX.
2217 (<shift>di3_neon): Likewise.
2218 * config/arm/predicates.md (const0_operand): Replace with comparison
2221 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2223 * config/arm/arm.md (ashldi3): Replace comparison of INTVAL of
2224 operands[2] against 1 with comparison against CONST1_RTX.
2225 (ashrdi3): Likewise.
2226 (lshrdi3): Likewise.
2227 (ashlsi3): Replace cast of INTVAL to unsigned HOST_WIDE_INT with
2229 (ashrsi3): Likewise.
2230 (lshrsi3): Likewise.
2231 (rotrsi3): Likewise.
2232 (define_split above *compareqi_eq0): Likewise.
2233 (define_split above "prologue"): Likewise.
2234 * config/arm/arm.c (thumb1_size_rtx_costs): Likewise.
2235 * config/arm/predicates.md (shift_operator): Likewise.
2236 (shift_nomul_operator): Likewise.
2237 (sat_shift_operator): Likewise.
2238 (thumb1_cmp_operand): Likewise.
2239 (const_neon_scalar_shift_amount_operand): Replace manual range
2240 check with IN_RANGE.
2241 * config/arm/thumb1.md (define_peephole2 above *thumb_subdi3):
2242 Replace cast of INTVAL to unsigned HOST_WIDE_INT with UINTVAL.
2244 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2246 * config/arm/arm.md (andsi3): Replace cast of 1 to HOST_WIDE_INT
2247 with HOST_WIDE_INT_1.
2249 * config/arm/arm.c (optimal_immediate_sequence): Replace cast of
2250 1 to unsigned HOST_WIDE_INT with HOST_WIDE_INT_1U.
2251 (arm_canonicalize_comparison): Likewise.
2252 (thumb1_rtx_costs): Replace cast of 1 to HOST_WIDE_INT with
2254 (thumb1_size_rtx_costs): Likewise.
2255 (vfp_const_double_index): Replace cast of 1 to unsigned
2256 HOST_WIDE_INT with HOST_WIDE_INT_1U.
2257 (get_jump_table_size): Replace cast of 1 to HOST_WIDE_INT with
2259 (arm_asan_shadow_offset): Replace cast of 1 to unsigned
2260 HOST_WIDE_INT with HOST_WIDE_INT_1U.
2261 * config/arm/neon.md (vec_set<mode>): Replace cast of 1 to
2262 HOST_WIDE_INT with HOST_WIDE_INT_1.
2264 2016-05-24 Marek Polacek <polacek@redhat.com>
2266 * tree-cfg.h (should_remove_lhs_p): New predicate.
2267 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Use it.
2268 * gimplify.c (gimplify_modify_expr): Likewise.
2269 * tree-cfg.c (verify_gimple_call): Likewise.
2270 * tree-cfgcleanup.c (fixup_noreturn_call): Likewise.
2271 * gimple-fold.c: Include "tree-cfg.h".
2272 (gimple_fold_call): Use should_remove_lhs_p.
2274 2016-05-24 Richard Biener <rguenther@suse.de>
2276 PR tree-optimization/71253
2277 * cfganal.h (control_dependences): Make robust against edge
2279 (control_dependences::control_dependences): Remove edge_list argument.
2280 (control_dependences::get_edge): Remove.
2281 (control_dependences::get_edge_src): Add.
2282 (control_dependences::get_edge_dest): Likewise.
2283 (control_dependences::m_el): Make a vector of edge src/dest index.
2284 * cfganal.c (control_dependences::find_control_dependence): Adjust.
2285 (control_dependences::control_dependences): Likewise.
2286 (control_dependences::~control_dependence): Likewise.
2287 (control_dependences::get_edge): Remove.
2288 (control_dependences::get_edge_src): Add.
2289 (control_dependences::get_edge_dest): Likewise.
2290 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Use
2292 (perform_tree_ssa_dce): Adjust.
2293 * tree-loop-distribution.c (create_edge_for_control_dependence): Use
2295 (pass_loop_distribution::execute): Adjust. Do loop destroying
2296 conditional on changed.
2298 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2301 * config/arm/arm.c (gen_operands_ldrd_strd): Remove bogus early
2302 return. Reindent transformation comment and mention the ARM state
2305 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
2308 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Add stmt_to_insert
2309 after build_and_add_sum creates new use stmt.
2311 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
2313 * tree-vect-stmts.c (vectorizable_load): Reorder checks so that
2314 load_lanes/grouped_load classification comes first. Don't check
2315 whether the vectorization factor is a multiple of the group size
2318 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
2320 * tree-vect-data-refs.c (vect_analyze_group_access_1): Set
2321 GROUP_GAP for single-element interleaving.
2322 * tree-vect-stmts.c (vectorizable_load): Remove force_peeling
2325 2016-05-24 Richard Biener <rguenther@suse.de>
2329 * tree-ssa.c (non_rewritable_mem_ref_base): Make sure to mark
2330 bases which are accessed with non-invariant indices.
2331 * gimple-fold.c (maybe_canonicalize_mem_ref_addr): Re-write
2332 constant index ARRAY_REFs of vectors into BIT_FIELD_REFs.
2334 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
2337 * tree-ssa-reassoc.c (struct operand_entry): Add field stmt_to_insert.
2338 (add_to_ops_vec): Add stmt_to_insert.
2339 (add_repeat_to_ops_vec): Init stmt_to_insert.
2340 (insert_stmt_before_use): New.
2341 (transform_add_to_multiply): Remove mult_stmt insertion and add it
2343 (get_ops): Init stmt_to_insert.
2344 (maybe_optimize_range_tests): Likewise.
2345 (rewrite_expr_tree): Insert stmt_to_insert before use stmt.
2346 (rewrite_expr_tree_parallel): Likewise.
2347 (reassociate_bb): Likewise.
2349 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
2352 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal): Drop
2353 ISA 3.0 xxperm fusion alternative.
2354 (altivec_vperm_v8hiv16qi): Likewise.
2355 (altivec_vperm_<mode>_uns_internal): Likewise.
2356 (vperm_v8hiv4si): Likewise.
2357 (vperm_v16qiv8hi): Likewise.
2359 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
2360 Kelvin Nilsen <kelvin@gcc.gnu.org>
2362 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Generate
2363 vpermr/xxpermr on ISA 3.0.
2364 (altivec_expand_vec_perm_le): Likewise.
2365 * config/rs6000/altivec.md (UNSPEC_VPERMR): New unspec.
2366 (altivec_vpermr_<mode>_internal): Add VPERMR/XXPERMR support for
2369 2016-05-23 Uros Bizjak <ubizjak@gmail.com>
2371 * config/i386/i386.h (IS_STACK_MODE): Enable for
2372 TARGET_MIX_SSE_I387. Rewrite using X87_FLOAT_MODE_P and
2373 SSE_FLOAT_MODE_P macros.
2374 * config/i386/i386.c (ix86_preferred_reload_class): Use
2375 IS_STACK_MODE, INTEGER_CLASS_P, FLOAT_CLASS_P and Q_CLASS_P macros.
2376 Cleanup regclass processing for CONST_DOUBLE_P.
2377 (ix86_preferred_output_reload_class): Use IS_STACK_MODE macro.
2378 (ix86_rtx_costs): Remove redundant TARGET_80387 check
2379 with IS_STACK_MODE macro.
2380 * config/i386/i386.md: Replace SSE_FLOAT_MODE_P (DFmode)
2382 (*movdf_internal): Use IS_STACK_MODE macro.
2383 (*movsf_internal): Ditto.
2385 2016-05-23 Marc Glisse <marc.glisse@inria.fr>
2387 * match.pd (a * (1 << b), ~x & ~y, ~X ^ ~Y, (X ^ Y) ^ Y, ~ (-A),
2388 ~ (A - 1), ~(~X >> Y), ~(~X >>r Y)): Relax constraints.
2390 2016-05-23 Jeff Law <law@redhat.com>
2392 * tree-ssa-threadbackward.c (profitable_jump_thread_path): New function
2394 (fsm_find_control_statement_thread_paths): Call it.
2396 2016-05-23 Martin Jambor <mjambor@suse.cz>
2399 * ipa-cp.c (ipa_get_indirect_edge_target_1): Only check value of
2400 from_global_constant if t is not NULL.
2402 2016-05-23 Marek Polacek <polacek@redhat.com>
2405 * common.opt (Wswitch-unreachable): New option.
2406 * doc/invoke.texi: Document -Wswitch-unreachable.
2407 * gimplify.c (gimplify_switch_expr): Implement the -Wswitch-unreachable
2410 2016-05-23 Bin Cheng <bin.cheng@arm.com>
2412 * tree-ssa-address.c (copy_ref_info): Check NULL TMR_STEP when
2413 TMR_INDEX is non-NULL.
2415 2016-05-23 Richard Biener <rguenther@suse.de>
2417 PR tree-optimization/71230
2418 * tree-ssa-reassoc.c (acceptable_pow_call): Move initial condition...
2419 (try_special_add_to_ops): ... here. Always test for single-use.
2421 2016-05-23 Martin Jambor <mjambor@suse.cz>
2423 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Create an empty
2424 default block if a PHI node in the original one would be resized.
2426 2016-05-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
2428 PR tree-optimization/58135
2429 * tree-vect-slp.c: When group size is not multiple
2430 of vector size, allow splitting of store group at
2433 2016-05-23 Christophe Lyon <christophe.lyon@linaro.org>
2435 * config/arm/arm_neon.h (vtst_p16, vtstq_p16): New.
2437 2016-05-22 Jakub Jelinek <jakub@redhat.com>
2439 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
2440 vec_set_hi_<mode><mask_name>): Add && <mask_avx512dq_condition>
2441 condition. For !TARGET_AVX512DQ, emit 32x4 instruction instead
2444 * config/i386/sse.md (vec_set_lo_v16hi, vec_set_hi_v16hi,
2445 vec_set_lo_v32qi, vec_set_hi_v32qi): Add alternative with
2446 v constraint instead of x and vinserti32x4 insn.
2448 * config/i386/sse.md (i128vldq): New mode iterator.
2449 (avx2_vbroadcasti128_<mode>, avx_vbroadcastf128_<mode>): Add
2450 avx512dq and avx512vl alternatives.
2452 * config/i386/sse.md (avx2_vec_dupv4df): Use v instead of x
2453 constraint, use maybe_evex prefix instead of vex.
2454 (vec_dupv4sf): Use v constraint instead of x for output
2455 operand except for noavx alternative, use Yv constraint
2456 instead of x for input. Use maybe_evex prefix instead of vex.
2457 (*vec_dupv4si): Likewise.
2458 (*vec_dupv2di): Likewise.
2460 2016-05-22 Kugan Vivekanandarajah <kuganv@linaro.org>
2463 * tree-ssa-reassoc.c (try_special_add_to_ops): New.
2464 (linearize_expr_tree): Call try_special_add_to_ops.
2465 (reassociate_bb): Convert MULT_EXPR by (-1) to NEGATE_EXPR.
2467 2016-05-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
2469 * config/avr/avr.c (avr_expand_prologue): Add INCOMING_FRAME_SP_OFFSET
2470 to computed stack_usage.
2472 2016-05-21 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
2475 * config/avr/avr.md (define_expand "mov<mode>"): If the source
2476 operand is subreg (symbol_ref) then move the symbol ref to register.
2478 2016-05-21 Jan Hubicka <hubicka@ucw.cz>
2480 * tree.c (array_at_struct_end_p): Look through MEM_REF.
2482 2016-05-21 Kugan Vivekanandarajah <kuganv@linaro.org>
2485 * tree-ssa-reassoc.c (transform_add_to_multiply): Disallow float
2488 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
2490 * tree-vrp.c (compare_values_warnv): Simplify handling of symbolic
2491 ranges by calling get_single_symbol and tidy up. Look more closely
2492 into NAME + CST1 vs CST2 comparisons if type overflow is undefined.
2494 2016-05-20 Jeff Law <law@redhat.com>
2496 * bitmap.c (bitmap_find_bit): Remove useless test.
2498 2016-05-20 Segher Boessenkool <segher@kernel.crashing.org>
2500 * function.c (thread_prologue_and_epilogue_insns): Commit the
2501 insertion of the epilogue.
2503 2016-05-20 Martin Jambor <mjambor@suse.cz>
2505 PR tree-optimization/70884
2506 * tree-sra.c (initialize_constant_pool_replacements): Do not check
2507 should_scalarize_away_bitmap and cannot_scalarize_away_bitmap bits.
2508 (sort_and_splice_var_accesses): Do not consider multiple scalar reads
2509 of constant pool data as a reason for scalarization.
2511 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
2513 * config/arm/arm.c (arm_expand_prologue): Set the stack usage to 0
2514 for naked functions.
2515 (thumb1_expand_prologue): Likewise.
2517 2016-05-20 Nathan Sidwell <nathan@acm.org>
2519 * config/nvptx/nptx.c (nvptx_option_override): Only set
2520 flag_toplevel_reorder, if not explicitly specified. Set
2521 flag_no_common, unless explicitly specified.
2523 2016-05-20 David Malcolm <dmalcolm@redhat.com>
2525 * calls.c (can_implement_as_sibling_call_p): Mark param
2526 reg_parm_stack_space with ATTRIBUTE_UNUSED.
2528 2016-05-20 Uros Bizjak <ubizjak@gmail.com>
2530 * config/i386/i386.c (ix86_rtx_costs) <case CONST_DOUBLE>:
2531 Use IS_STACK_MODE when calculating cost of standard 80387 constants.
2532 Fallthru to CONST_VECTOR case to calculate cost of standard SSE
2534 <case CONST_WIDE_INT>: Calculate cost of (MEM (SYMBOL_REF)).
2535 (ix86_legitimate_constant_p): Use CASE_CONST_SCALAR_INT
2538 2016-05-20 Cesar Philippidis <cesar@codesourcery.com>
2540 * config/nvptx/nvptx.md (sincossf3): New pattern.
2542 2016-05-20 David Malcolm <dmalcolm@redhat.com>
2544 * calls.c (maybe_complain_about_tail_call): New function.
2545 (initialize_argument_information): Call
2546 maybe_complain_about_tail_call when clearing *may_tailcall.
2547 (can_implement_as_sibling_call_p): Call
2548 maybe_complain_about_tail_call when returning false.
2549 (expand_call): Read CALL_EXPR_MUST_TAIL_CALL and, if set,
2550 ensure try_tail_call is set. Call maybe_complain_about_tail_call
2551 if tail-call optimization fails.
2552 * cfgexpand.c (expand_call_stmt): Initialize
2553 CALL_EXPR_MUST_TAIL_CALL from gimple_call_must_tail_p.
2554 * gimple-pretty-print.c (dump_gimple_call): Dump
2555 gimple_call_must_tail_p.
2556 * gimple.c (gimple_build_call_from_tree): Call
2557 gimple_call_set_must_tail with the value of
2558 CALL_EXPR_MUST_TAIL_CALL.
2559 * gimple.h (enum gf_mask): Add GF_CALL_MUST_TAIL_CALL.
2560 (gimple_call_set_must_tail): New function.
2561 (gimple_call_must_tail_p): New function.
2562 * print-tree.c (print_node): Update printing of TREE_STATIC
2563 to reflect its use for CALL_EXPR_MUST_TAIL_CALL.
2564 * tree-core.h (struct tree_base): Add MUST_TAIL_CALL to the
2565 trailing comment listing applicable flags.
2566 * tree.h (CALL_EXPR_MUST_TAIL_CALL): New macro.
2568 2016-05-20 David Malcolm <dmalcolm@redhat.com>
2570 * calls.c (expand_call): Move "Rest of purposes for tail call
2571 optimizations to fail" to...
2572 (can_implement_as_sibling_call_p): ...this new function, and
2573 split into multiple "if" statements.
2575 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
2577 * cfgloop.h (expected_loop_iterations_unbounded,
2578 expected_loop_iterations): Unconstify.
2579 * cfgloopanal.c (expected_loop_iterations_unbounded): Sanity check the
2580 profile with known upper bound; return 3 when profile is absent.
2581 (expected_loop_iterations): Update.
2583 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
2585 * loop-doloop.c (doloop_optimize): Use get_estimated_loop_iterations_int
2586 and get_max_loop_iterations_int.
2588 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
2590 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can not produce
2591 realistic upper bounds here.
2593 2016-05-20 Jakub Jelinek <jakub@redhat.com>
2596 * gimple-fold.c (gimple_fold_call): Do not remove lhs of noreturn
2597 calls if the LHS is variable length or has addressable type.
2598 If targets[0]->decl is a noreturn call with void return type and
2599 zero arguments, adjust fntype and remove lhs in that case.
2601 2016-05-20 Marc Glisse <marc.glisse@inria.fr>
2603 PR tree-optimization/71079
2604 PR tree-optimization/71206
2605 * match.pd ((X ^ Y) ^ (X ^ Z)): Convert the arguments.
2607 2016-05-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
2609 * tree-vectorizer.c (get_vec_alignment_for_decl): New static function.
2610 (get_vec_alignment_for_array_decl): Likewise.
2611 (get_vec_alignment_for_record_decl): Likewise.
2612 (increase_alignment::execute): Move code to find alignment to
2613 get_vec_alignment_for_array_decl and call get_vec_alignment_for_decl.
2614 (type_align_map): New hash_map.
2616 2016-05-20 Richard Guenther <rguenther@suse.de>
2618 PR tree-optimization/29756
2619 * tree.def (BIT_INSERT_EXPR): New tcc_expression tree code.
2620 * expr.c (expand_expr_real_2): Handle BIT_INSERT_EXPR.
2621 * fold-const.c (operand_equal_p): Likewise.
2622 (fold_ternary_loc): Add constant folding of BIT_INSERT_EXPR.
2623 * gimplify.c (gimplify_expr): Handle BIT_INSERT_EXPR.
2624 * tree-inline.c (estimate_operator_cost): Likewise.
2625 * tree-pretty-print.c (dump_generic_node): Likewise.
2626 * tree-ssa-operands.c (get_expr_operands): Likewise.
2627 * cfgexpand.c (expand_debug_expr): Likewise.
2628 * gimple-pretty-print.c (dump_ternary_rhs): Likewise.
2629 * gimple.c (get_gimple_rhs_num_ops): Handle BIT_INSERT_EXPR.
2630 * tree-cfg.c (verify_gimple_assign_ternary): Verify BIT_INSERT_EXPR.
2631 * tree-ssa.c (non_rewritable_lvalue_p): We can rewrite
2632 vector inserts using BIT_FIELD_REF or MEM_REF on the lhs.
2633 (execute_update_addresses_taken): Do it.
2635 2016-05-20 Richard Biener <rguenther@suse.de>
2637 PR tree-optimization/71185
2638 * tree-ssa-loop-prefetch.c (gather_memory_references): Drop
2639 register operations.
2641 2016-05-20 Richard Biener <rguenther@suse.de>
2643 * tree-if-conv.c (add_bb_predicate_gimplified_stmts): Use
2644 gimple_seq_add_seq_without_update.
2645 (release_bb_predicate): Assert we have no operands to free.
2646 (if_convertible_loop_p_1): Calculate post dominators later.
2647 Do not free BB predicates here.
2648 (combine_blocks): Do not recompute BB predicates.
2649 (version_loop_for_if_conversion): Save BB predicates around
2652 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
2654 * function.c (make_epilogue_seq): Remove epilogue_end parameter.
2655 (thread_prologue_and_epilogue_insns): Remove bb_flags. Restructure
2656 code. Ignore sibcalls on EDGE_IGNORE edges.
2657 * shrink-wrap.c (handle_simple_exit): New function. Set EDGE_IGNORE
2658 on edges for sibcalls that run without prologue. The rest of the
2659 function is combined from...
2660 (fix_fake_fallthrough_edge): ... this, and ...
2661 (try_shrink_wrapping): ... a part of this. Remove the bb_with
2662 function argument, make it a local variable.
2664 2016-05-19 Sandra Loosemore <sandra@codesourcery.com>
2666 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Allow
2667 --disable-sjlj-exceptions for TARGET_BI_ARCH to select DWARF-2 EH
2668 for 32-bit mode and SEH for 64-bit.
2669 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): Handle
2670 TARGET_64BIT_DEFAULT.
2672 2016-05-19 Ryan Burn <contact@rnburn.com>
2674 * Makefile.in (GTFILES): Add cilk.h and cilk-common.c.
2675 * gengtype.c (open_base_files): Add cilk.h to ifiles.
2677 2016-05-19 Uros Bizjak <ubizjak@gmail.com>
2679 * sched-deps.c (sched_analyze_2) <case TRAP_IF>: Also
2680 force pending loads from memory.
2682 2016-05-19 Kelvin Nilsen <kelvin@gcc.gnu.org>
2684 * config/rs6000/altivec.md (UNSPEC_DARN): New unspec constant.
2685 (UNSPEC_DARN_32): New unspec constant.
2686 (UNSPEC_DARN_RAW): New unspec constant.
2687 (darn_32): New instruction.
2688 (darn_raw): New instruction.
2689 (darn): New instruction.
2690 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_0): Add
2691 support and documentation for this macro.
2692 (BU_P9_MISC_1): New macro definition.
2693 (BU_P9_64BIT_MISC_0): New macro definition.
2694 (BU_P9_MISC_0): New macro definition.
2695 (darn_32): New builtin definition.
2696 (darn_raw): New builtin definition.
2697 (darn): New builtin definition.
2698 * config/rs6000/rs6000.c: Add #define RS6000_BUILTIN_0 and #undef
2699 RS6000_BUILTIN_0 directives to surround each occurrence of
2700 #include "rs6000-builtin.def".
2701 (rs6000_builtin_mask_calculate): Add in the RS6000_BTM_MODULO and
2702 RS6000_BTM_64BIT flags to the returned mask, depending on
2704 (def_builtin): Correct an error in the assignments made to the
2705 debugging variable attr_string.
2706 (rs6000_expand_builtin): Add support for no-operand built-in
2708 (builtin_function_type): Remove fatal_error assertion that is no
2710 (rs6000_common_init_builtins): Add support for no-operand built-in
2712 * config/rs6000/rs6000.h (RS6000_BTM_MODULO): New macro
2714 (RS6000_BTM_PURE): Enhance comment to clarify intent of this flag
2716 (RS6000_BTM_64BIT): New macro definition.
2717 * doc/extend.texi: Document __builtin_darn (void),
2718 __builtin_darn_raw (void), and __builtin_darn_32 (void) built-in
2721 2016-05-19 Jan Hubicka <hubicka@ucw.cz>
2723 * tree-vect-loop.c (vect_analyze_loop_2): Use also
2724 max_loop_iterations_int.
2726 2016-05-19 Marek Polacek <polacek@redhat.com>
2728 PR tree-optimization/71031
2729 * tree-vrp.c (extract_range_from_binary_expr_1): Turn assert into a
2730 condition and adjust the code a bit.
2732 2016-05-19 Martin Liska <mliska@suse.cz>
2734 * tree-vect-stmts.c (vectorizable_simd_clone_call): Utilize
2735 auto_vec instead of vec.
2737 2016-05-19 Martin Liska <mliska@suse.cz>
2739 * tree-parloops.c (oacc_entry_exit_ok): Release a vector.
2741 2016-05-19 Martin Liska <mliska@suse.cz>
2743 * tree-if-conv.c (ifcvt_repair_bool_pattern): Utilize auto_vecs.
2745 2016-05-19 Martin Liska <mliska@suse.cz>
2747 * ipa-pure-const.c (set_function_state): Remove an existing
2749 (remove_node_data): Do not free it as it's released
2750 in set_function_state.
2752 2016-05-19 Martin Liska <mliska@suse.cz>
2754 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Release
2757 2016-05-19 Martin Liska <mliska@suse.cz>
2759 * omp-simd-clone.c (simd_clone_adjust): Release vector.
2761 2016-05-19 Martin Liska <mliska@suse.cz>
2763 * tree-ssa-reassoc.c (eliminate_duplicate_pair): Truncate
2764 an auto_vec instead of re-creating it.
2766 2016-05-19 Martin Liska <mliska@suse.cz>
2768 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Use
2769 auto_vec instead of vec.
2771 2016-05-19 Martin Liska <mliska@suse.cz>
2773 * lto-section-in.c (lto_get_section_data): Call
2774 lto_check_version with additional argument.
2775 * lto-streamer.c (lto_check_version): Add new argument.
2776 * lto-streamer.h (lto_check_version): Likewise.
2778 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2780 * config/arm/arm.c (arm_new_rtx_costs, SIGN_EXTEND case):
2781 Don't add cost of inner memory when handling sign-extended loads.
2783 2016-05-19 Ilya Enkovich <ilya.enkovich@intel.com>
2785 PR rtl-optimization/71148
2786 * cse.c (cse_main): Free dominance info.
2787 (rest_of_handle_cse): Don't free dominance info.
2788 (rest_of_handle_cse2): Likewise.
2789 (rest_of_handle_cse_after_global_opts): Likewise.
2791 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2794 * config/arm/arm-builtins.c (arm_builtin_vectorized_function): Return
2795 NULL_TREE early if NEON is not available. Remove now redundant check
2796 in ARM_CHECK_BUILTIN_MODE.
2798 2016-05-19 Maxim Ostapenko <m.ostapenko@samsung.com>
2801 * cppbuiltin.c (define_builtin_macros_for_compilation_flags): Add new
2802 builtin __SANITIZE_THREAD__ macros for fsanitize=thread switch.
2803 * doc/cpp.texi: Document new macros.
2805 2016-05-19 Bin Cheng <bin.cheng@arm.com>
2807 PR tree-optimization/69848
2808 * tree-vect-loop.c (vectorizable_reduction): Don't factor
2809 comparison expr out of VEC_COND_EXPR for COND_REDUCTION.
2811 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
2813 * function.c (thread_prologue_and_epilogue_insn): Move the
2814 "goto epilogue_done" one block later.
2816 2016-05-19 Richard Biener <rguenther@suse.de>
2818 PR tree-optimization/70729
2819 * passes.def: Move LIM pass before PRE. Remove no longer
2820 required copyprop and move first DCE out of the loop pipeline.
2822 2016-05-18 David Malcolm <dmalcolm@redhat.com>
2825 * Makefile.in (GCC_OBJS): Move spellcheck.o to...
2826 (OBJS-libcommon-target): ...here.
2827 * opts-common.c: Include spellcheck.h.
2828 (cmdline_handle_error): Build a vec of valid options and use it
2829 to suggest provide hints for misspelled arguments.
2831 2016-05-18 Jakub Jelinek <jakub@redhat.com>
2834 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Don't drop
2835 lhs if it has TREE_ADDRESSABLE type.
2837 2016-05-18 Uros Bizjak <ubizjak@gmail.com>
2840 * config/alpha/alpha.md (trap): Add (use (reg:DI 29)).
2841 (*exception_receiver_1): Return "#" for TARGET_EXPLICIT_RELOCS.
2843 2016-05-18 Martin Jambor <mjambor@suse.cz>
2846 * ipa-cp.c (ipa_get_jf_pass_through_result): Allow non-ip constant
2847 input for NOP_EXPR pass-through functions.
2848 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Allow
2849 aggregate global constant VAR_DECLs in constant jump functions.
2851 2016-05-18 Martin Jambor <mjambor@suse.cz>
2854 * ipa-prop.c (parm_preserved_before_stmt_p): Return true for loads
2855 from TREE_READONLY parameters.
2857 2016-05-18 Martin Jambor <mjambor@suse.cz>
2860 * cgraph.h (cgraph_indirect_call_info): New field
2861 guaranteed_unmodified.
2862 * ipa-cp.c (ipa_get_indirect_edge_target_1): Also pass parameter value
2863 to ipa_find_agg_cst_for_param, check guaranteed_unmodified when
2865 * ipa-inline-analysis.c (evaluate_conditions_for_known_args): Also
2866 pass the parameter value to ipa_find_agg_cst_for_param.
2867 * ipa-prop.c (ipa_load_from_parm_agg): New parameter
2868 guaranteed_unmodified, store AA results there instead of bailing out
2870 (ipa_note_param_call): Also initialize guaranteed_unmodified flag.
2871 (ipa_analyze_indirect_call_uses): Also set guaranteed_unmodified flag.
2872 (find_constructor_constant_at_offset): New function.
2873 (ipa_find_agg_cst_from_init): Likewise.
2874 (ipa_find_agg_cst_for_param): Also seearch for aggregate values in
2875 static initializers of contants, report back through a new paameter
2876 from_global_constant if that was the case.
2877 (try_make_edge_direct_simple_call): Also pass parameter value to
2878 ipa_find_agg_cst_for_param, check guaranteed_unmodified when
2880 (ipa_write_indirect_edge_info): Stream new flag guaranteed_unmodified.
2881 (ipa_read_indirect_edge_info): Likewise.
2882 * ipa-prop.h (ipa_find_agg_cst_for_param): Update declaration.
2883 (ipa_load_from_parm_agg): Likewise.
2885 2016-05-18 Jiong Wang <jiong.wang@arm.com>
2887 PR rtl-optimization/71150
2888 * lra-constraint (process_addr_reg): Guard "in_class_p" with REG_P
2891 2016-05-18 Michael Meissner <meissner@linux.vnet.ibm.com>
2894 * config/rs6000/constraints.md (wE constraint): New constraint
2895 for a vector constant that can be loaded with XXSPLTIB.
2896 (wM constraint): New constraint for a vector constant of a 1's.
2897 (wS constraint): New constraint for a vector constant that can be
2898 loaded with XXSPLTIB and a vector sign extend instruction.
2899 * config/rs6000/predicates.md (xxspltib_constant_split): New
2900 predicates for wE/wS constraints.
2901 (xxspltib_constant_nosplit): Likewise.
2902 (easy_vector_constant): Add support for constants that can be
2903 loaded via XXSPLTIB.
2904 (all_ones_constant): New predicate for vector constant with all
2906 (splat_input_operand): Add support for ISA 3.0 word splat operations.
2907 * config/rs6000/rs6000.c (xxspltib_constant_p): New function to
2908 return if a constant can be loaded with the ISA 3.0 XXSPLTIB
2909 instruction and possibly with a sign extension.
2910 (output_vec_const_move): Add support for XXSPLTIB. If we are
2911 loading up 0/-1 into Altivec registers, prefer using VSPLTISW
2912 instead of XXLXOR/XXLORC.
2913 (rs6000_expand_vector_init): Add support for ISA 3.0 word splat
2915 (rs6000_legitimize_reload_address): Likewise.
2916 (rs6000_output_move_128bit): Use output_vec_const_move to emit
2918 * config/rs6000/vsx.md (VSX_M): Add TImode (if -mvsx-timode) and
2919 combine VSX_M and VSX_M2 into one iterator.
2921 (VSINT_84): New iterators for loading constants with XXSPLTIB.
2922 (VSINT_842): Likewise.
2923 (UNSPEC_VSX_SIGN_EXTEND): New UNSPEC.
2924 (xxspltib_v16qi): New insns to load up constants with the ISA 3.0
2925 XXSPLTIB instruction.
2926 (xxspltib_<mode>_nosplit): Likewise.
2927 (xxspltib_<mode>_split): New insn to load up constants with
2928 XXSPLTIB and a sign extend instruction.
2929 (vsx_mov<mode>): Replace single move that handled all vector types
2930 with separate 32-bit and 64-bit moves. Combine the movti_<bit>
2931 moves (when -mvsx-timode is in effect) into the main vector
2932 moves. Eliminate separate moves for <VSr> <VSa>, where the
2933 preferred register class (<VSr>) is listed first, and the
2934 secondary register class (<VSa>) is listed second with a '?' to
2935 discourage use. Prefer loading 0/-1 in any VSX register for ISA
2936 3.0, and Altivec registers for ISA 2.06/2.07 (PR target/70915) so
2937 that if the register was involved in a slow operation, the
2938 clear/set operation does not wait for the slow operation to
2939 finish. Adjust the length attributes for 32-bit mode. Use
2940 rs6000_output_move_128bit and drop the use of the string
2941 instructions for 32-bit movti when -mvsx-timode is in effect. Use
2942 spacing so that the alternatives and attributes don't generate
2943 long lines, and put things in columns, so that it is easier to
2944 match up the operands and attributes with the insn alternatives.
2945 (vsx_mov<mode>_64bit): Likewise.
2946 (vsx_mov<mode>_32bit): Likewise.
2947 (vsx_movti_64bit): Fold movti into normal vector moves.
2948 (vsx_movti_32bit): Likewise.
2949 (vsx_splat_<mode>, V4SI/V4SF modes): Add support for ISA 3.0 word
2951 (vsx_splat_v4si_internal): Likewise.
2952 (vsx_splat_v4sf_internal): Likewise.
2953 (vector fusion peepholes): Use VSX_M instead of VSX_M2.
2954 (vsx_sign_extend_qi_<mode>): New ISA 3.0 instructions to sign
2955 extend vector elements.
2956 (vsx_sign_extend_hi_<mode>): Likewise.
2957 (vsx_sign_extend_si_v2di): Likewise.
2958 * config/rs6000/rs6000-protos.h (xxspltib_constant_p): Add
2960 * doc/md.texi (PowerPC constraints): Document the wE, wM, and wS
2961 constraints. Add trailing period to wL documentation.
2963 2016-05-18 Richard Sandiford <richard.sandiford@arm.com>
2966 * tree-dfa.h (replace_abnormal_ssa_names): Declare.
2967 * tree-dfa.c (replace_abnormal_ssa_names): New function.
2968 * tree-call-cdce.c: Include tree-dfa.h.
2969 (can_guard_call_p): New function, extracted from...
2970 (can_use_internal_fn): ...here.
2971 (shrink_wrap_one_built_in_call_with_conds): Remove failure path
2973 (shrink_wrap_one_built_in_call): Likewise.
2974 (use_internal_fn): Likewise.
2975 (shrink_wrap_conditional_dead_built_in_calls): Update accordingly
2976 and return void. Call replace_abnormal_ssa_names.
2977 (pass_call_cdce::execute): Check can_guard_call_p during the
2978 initial walk. Assume shrink_wrap_conditional_dead_built_in_calls
2979 will always change something.
2981 2016-05-18 Martin Jambor <mjambor@suse.cz>
2984 * ipa-prop.c (determine_locally_known_aggregate_parts): Bail out early
2985 if parameter PARAM_IPA_MAX_AGG_ITEMS is zero.
2987 2016-05-18 Martin Jambor <mjambor@suse.cz>
2990 * ipa-inline.h (condition): New field size.
2991 * ipa-inline-analysis.c (add_condition): New parameter SIZE, use it
2992 for comaprison and store it into the new condition.
2993 (evaluate_conditions_for_known_args): Use condition size to check
2994 access sizes for all but CHANGED conditions.
2995 (unmodified_parm_1): New parameter size_p, store access size into it.
2996 (unmodified_parm): Likewise.
2997 (unmodified_parm_or_parm_agg_item): Likewise.
2998 (eliminated_by_inlining_prob): Pass NULL to unmodified_parm as size_p.
2999 (set_cond_stmt_execution_predicate): Extract access sizes and store
3001 (set_switch_stmt_execution_predicate): Likewise.
3002 (will_be_nonconstant_expr_predicate): Likewise.
3003 (will_be_nonconstant_predicate): Likewise.
3004 (inline_read_section): Stream condition size.
3005 (inline_write_summary): Likewise.
3007 2016-05-18 Richard Biener <rguenther@suse.de>
3009 * tree-ssa-loop-im.c (determine_max_movement): Properly add
3010 condition cost to PHI cost instead of total_cost.
3012 2016-05-18 Martin Liska <mliska@suse.cz>
3015 * ipa-icf.c (sem_variable::merge): Set DECL_PT_UID for
3018 2016-05-18 Richard Biener <rguenther@suse.de>
3020 * lto-streamer.h (LTO_major_version): Bump to 6.
3022 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
3024 * function.c (make_split_prologue_seq, make_prologue_seq,
3025 make_epilogue_seq): New functions, factored out from...
3026 (thread_prologue_and_epilogue_insns): Here.
3028 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
3030 * function.c (rest_of_handle_thread_prologue_and_epilogue): Call
3031 cleanup_cfg with CLEANUP_EXPENSIVE after shrink-wrapping instead
3032 of before. Add a comment.
3034 2016-05-18 Bin Cheng <bin.cheng@arm.com>
3036 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check invariant
3037 expression pointer, not pointer to the pointer.
3039 2016-05-18 Jakub Jelinek <jakub@redhat.com>
3041 * config/i386/sse.md (pbroadcast_evex_isa): New mode attr.
3042 (avx2_pbroadcast<mode>): Add another alternative with v instead
3043 of x constraints in it, using <pbroadcast_evex_isa> isa.
3044 (avx2_pbroadcast<mode>_1): Similarly, add two such alternatives.
3046 * config/i386/sse.md (<ssse3_avx2>_palignr<mode>): Use
3047 constraint x instead of v in second alternative, add avx512bw
3050 * config/i386/sse.md (<ssse3_avx2>_pshufb<mode>3<mask_name>): Use
3051 constraint x instead of v in second alternative, add avx512bw
3054 * config/i386/sse.md (*<ssse3_avx2>_pmulhrsw<mode>3<mask_name>): Use
3055 constraint x instead of v in second alternative, add avx512bw
3058 * config/i386/sse.md (avx2_pmaddubsw256, ssse3_pmaddubsw128): Add
3059 avx512bw alternative.
3061 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
3063 * config/i386/sse.md (define_insn "*andnot<mode>3"): Extend static
3065 (define_insn "*andnottf3"): Ditto.
3066 (define_insn "*<code><mode>3"/any_logic): Ditto.
3067 (define_insn "*<code>tf3"/any_logic): Ditto.
3068 (define_insn "sse2_storehpd"): Use Yv constraint for scalar
3069 operand to block AVX-512VL insn variant emit when it is not enabled.
3071 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
3073 * config/i386/sse.md (define_insn "*vec_concatv2sf_sse4_1"): Use 'Yv'
3074 constraint fot SF mode.
3076 2016-05-18 Petr Murzin <petr.murzin@intel.com>
3077 Kirill Yukhin <kirill.yukhin@intel.com>
3079 * config/i386/sse.md (define_insn "srcp14<mode>"): Use proper operand
3081 (define_insn "rsqrt14<mode>"): Ditto.
3082 (define_insn "<mask_codefor>avx512dq_cvtps2qqv2di<mask_name>"): Ditto.
3083 (define_insn "<fixsuffix>fix_truncv2sfv2di2<mask_name>"): Ditto.
3084 (define_insn "avx512f_<code>v8div16qi2_mask_store"): Ditto.
3085 (define_insn "vec_set_hi_<mode><mask_name>"): Ditto.
3086 (define_insn "<mask_codefor>avx512dq_broadcast<mode><mask_name>"):
3088 (define_insn "*avx512f_gatherdi<mode>"): Ditto.
3089 (define_insn "*avx512f_scatterdi<mode>"): Ditto.
3090 * config/i386/i386.c (ix86_print_operand): Expand check for size
3091 override codes for Intel syntax.
3093 2016-05-18 Richard Biener <rguenther@suse.de>
3095 PR tree-optimization/71168
3096 * tree-loop-distribution.c (distribute_loop): Move *destroy_p
3097 initialization earlier.
3099 2016-05-18 James Greenhalgh <james.greenhalgh@arm.com>
3101 * config/aarch64/aarch64-simd.md
3102 (aarch64_reduc_plus_internal<mode>): Rename to...
3103 (reduc_plus_scal): ...This, and remove previous implementation.
3105 2016-05-18 Richard Biener <rguenther@suse.de>
3107 * passes.def: Put late dse and cd_dce in canonical order.
3109 2016-05-17 Jan Hubicka <hubicka@ucw.cz>
3111 * ipa-inline-transform.c (preserve_function_body_p): Look for
3112 first non-thunk clone.
3113 (save_function_body): Save into first non-thunk.
3114 * lto-cgraph.c (lto_output_edge): When streaming thunk do not look
3116 (lto_output_node): Inline thunks don't need body in every
3118 * lto-streamer-in.c: Do not fixup thunk clones.
3119 * cgraphclones.c (cgraph_node::create_edge_including_clone): Skip
3121 * tree-inline.c (copy_bb): Be prepared for target node to be new after
3124 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
3127 * tree-ssa-reassoc.c (transform_add_to_multiply): New.
3128 (reassociate_bb): Call transform_add_to_multiply.
3130 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
3132 * config/aarch64/aarch64.c (all_extensions): Removed unused
3135 2016-05-17 Nathan Sidwell <nathan@acm.org>
3137 * config/nvptx/nvptx.c (nvptx_function_arg_boundary): New.
3138 (TARGET_FUNCTION_ARG_BOUNDARY): Override.
3140 2016-05-17 Mikhail Maltsev <maltsevm@gmail.com>
3142 PR tree-optimization/54579
3144 * match.pd (~(~X >> Y), ~(~X >>r Y), ~(~X <<r Y)): New patterns.
3146 2016-05-17 Marek Polacek <polacek@redhat.com>
3149 * tree-inline.c (expand_call_inline): Call
3150 maybe_remove_unused_call_args.
3152 2016-05-17 Jim Wilson <jim.wilson@linaro.org>
3154 * doc/cpp.texi (__GNUC__): Major version changes are no longer rare.
3155 * doc/invoke.texi (-mnan=2008): Change signalling to signaling.
3156 * doc/md.texi (fmin@var{m}3): Likewise.
3158 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
3160 * match.pd (X & C): New transformation.
3162 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
3164 * match.pd (~X & Y): New transformation.
3166 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
3168 * tree-vrp.c (simplify_truth_ops_using_ranges): Set range
3169 information for new SSA_NAME.
3170 (simplify_conversion_using_ranges): Get range through get_range_info
3171 instead of get_value_range.
3173 2016-05-17 Jiong Wang <jiong.wang@arm.com>
3175 * config/aarch64/arm_neon.h (vmvn_s8): Reimplement using C operator.
3176 Remove inline assembly.
3177 (vmvn_s16): Likewise.
3178 (vmvn_s32): Likewise.
3179 (vmvn_u8): Likewise.
3180 (vmvn_u16): Likewise.
3181 (vmvn_u32): Likewise.
3182 (vmvnq_s8): Likewise.
3183 (vmvnq_s16): Likewise.
3184 (vmvnq_s32): Likewise.
3185 (vmvnq_u8): Likewise.
3186 (vmvnq_u16): Likewise.
3187 (vmvnq_u32): Likewise.
3188 (vmvn_p8): Likewise.
3189 (vmvnq_p16): Likewise.
3191 2016-05-17 Jiong Wang <jiong.wang@arm.com>
3193 * config/aarch64/aarch64-simd.md (vmul_n_f32): Remove inline assembly.
3195 (vmul_n_s16): Likewise.
3196 (vmul_n_s32): Likewise.
3197 (vmul_n_u16): Likewise.
3198 (vmul_n_u32): Likewise.
3199 (vmulq_n_f32): Likewise.
3200 (vmulq_n_f64): Likewise.
3201 (vmulq_n_s16): Likewise.
3202 (vmulq_n_s32): Likewise.
3203 (vmulq_n_u16): Likewise.
3204 (vmulq_n_u32): Likewise.
3206 2016-05-17 Jiong Wang <jiong.wang@arm.com>
3208 * config/aarch64/aarch64-simd.md (*aarch64_mul3_elt_to_128df): Extend
3209 to all supported modes. Rename to "*aarch64_mul3_elt_from_dup".
3211 2016-05-17 Jiong Wang <jiong.wang@arm.com>
3213 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_to_128df): Rename
3214 to *aarch64_fma4_elt_from_dup<mode>.
3215 (*aarch64_fnma4_elt_to_128df): Rename to
3216 *aarch64_fnma4_elt_from_dup<mode>.
3217 * config/aarch64/arm_neon.h (vfma_n_f64): New.
3218 (vfms_n_f32): Likewise.
3219 (vfms_n_f64): Likewise.
3220 (vfmsq_n_f32): Likewise.
3221 (vfmsq_n_f64): Likewise.
3223 2016-05-17 Gerald Pfeifer <gerald@pfeifer.com>
3225 * wide-int.h: Change fixed_wide_int_storage from class to struct.
3227 2016-05-17 Richard Biener <rguenther@suse.de>
3229 PR tree-optimization/71132
3230 * tree-loop-distribution.c (create_rdg_cd_edges): Pass in loop.
3231 Only add control dependences for blocks in the loop.
3232 (build_rdg): Adjust.
3233 (generate_code_for_partition): Return whether loop should
3234 be destroyed and delay that.
3235 (distribute_loop): Likewise.
3236 (pass_loop_distribution::execute): Record loops to be destroyed
3237 and perform delayed destroying of loops.
3239 2016-05-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3242 * config/aarch64/aarch64-simd.md (aarch64_vmls<mode>): Delete.
3244 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
3246 * config/aarch64/aarch64-elf.h (ASM_OUTPUT_DEF): Delete.
3248 2016-05-17 Ilya Enkovich <ilya.enkovich@intel.com>
3251 * config/i386/i386.c (dimode_scalar_chain::convert_op): Fix
3252 insertion point for instructions generated by validize_mem.
3254 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
3256 * config/aarch64/aarch64.c (SHIFT_COUNT_TRUNCATED): Wrap definition
3259 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
3261 * config/aarch64/aarch64.c
3262 (aarch64_output_simd_mov_immediate): Make "buf_size" a variable
3263 rather than a macro.
3265 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
3267 * doc/invoke.texi (AArch64 Options): Various updates.
3269 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
3271 * ipa-inline-analysis.c (compute_inline_parameters): Disable inlinig
3272 into instrumentation thunks.
3273 * cif-code.def (CIF_CHKP): New.
3275 2016-05-16 Uros Bizjak <ubizjak@gmail.com>
3277 * config/i386/xopintrin.h: Correct "unsinged" typo in the comments.
3279 2016-05-16 Martin Jambor <mjambor@suse.cz>
3281 * hsa-gen.c (fillup_for_decl): Increase alignment to natural one.
3282 (get_symbol_for_decl): Sorry if a global symbol in under-aligned.
3284 2016-05-16 Marek Polacek <polacek@redhat.com>
3286 * gimple.c (maybe_remove_unused_call_args): Fix typos in the
3289 2016-05-16 Martin Jambor <mjambor@suse.cz>
3292 * omp-low.c (grid_expand_target_grid_body): Copy RESULT_DECL of
3293 the outlined kernel function.
3295 2016-05-16 Robert Suchanek <robert.suchanek@imgtec.com>
3297 * config/mips/mips.h (ISA_HAS_LSA): Enable for -mmsa.
3298 (ISA_HAS_DLSA): Ditto.
3300 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
3302 * config/mips/m5100.md (m51_int_load): Update the latency to 2.
3304 2016-05-16 Nathan Sidwell <nathan@acm.org>
3306 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): Revert.
3307 (nvptx_name_replacement): Restore. Add comment.
3308 (write_fn_proto, write_fn_proto_from_insn,
3309 nvptx_output_call_insn): Restore
3310 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Delete.
3312 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
3314 * config/aarch64/aarch64.md
3315 (add<mode>3_compareC_cconly_imm): Remove use of %w.
3316 (add<mode>3_compareC_imm): Likewise.
3317 (<optab>si3_uxtw): Split into register and immediate variants.
3318 (andsi3_compare0_uxtw): Likewise.
3319 (and<mode>3_compare0): Likewise.
3320 (and<mode>3nr_compare0): Likewise.
3321 (stack_protect_test_<mode>): Don't use %x for memory operands.
3323 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
3325 * config/mips/mips-cpus.def (p5600): Add multi-line brackets.
3327 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
3329 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3):
3330 Split integer shifts into shift_reg and bfm.
3331 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
3332 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
3333 (ror<mode>3_insn): Likewise.
3334 (<optab>si3_insn_uxtw): Likewise.
3335 (<optab><mode>3_insn): Change to rotate_imm.
3336 (extr<mode>5_insn_alt): Likewise.
3337 (extrsi5_insn_uxtw): Likewise.
3338 (extrsi5_insn_uxtw_alt): Likewise.
3340 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
3342 * doc/tm.texi: Regenerate.
3343 * doc/tm.texi.in (TARGET_INVALID_PARAMETER_TYPE): Remove.
3344 (TARGET_INVALID_RETURN_TYPE): Remove.
3345 * system.h: Poison TARGET_INVALID_PARAMETER_TYPE and
3346 TARGET_INVALID_RETURN_TYPE.
3347 * target.def (invalid_parameter_type): Remove.
3348 (invalid_return_type): Remove.
3350 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
3352 * ipa-inline-analysis.c (compute_inline_parameters): Be more reailistic
3353 on estimating thunk bodies; do not set inline_failed to CIF_THUNK for
3355 * ipa-inline-transform.c (inline_call): When inlining into thunk produce
3357 (preserve_function_body_p): No need to preserve function body
3358 * cif-codes.def (CIF_THUNK): Remove.
3359 * cgraphclones.c (duplicate_thunk_for_node): Thunks calls are inlinable.
3361 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
3363 * tree-inline.c (expand_call_inline): recurse after inlining thunk.
3365 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
3367 * tree.c (free_lang_data_in_decl): Also set target/optimization flags
3370 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
3372 * ipa-inline.c (report_inline_failed_reason): Look into thunks, too
3373 (inline_small_functions): Do not look for function symbol when
3376 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
3378 * lto-cgraph.c (compute_ltrans_boundary, output_symtab): Fix handling
3381 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
3382 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3383 Jiong Wang <jiong.wang@arm.com>
3385 * config/arm/arm-c.c (arm_cpu_builtins): Use def_or_undef_macro
3386 for __ARM_FP16_FORMAT_IEEE and __ARM_FP16_FORMAT_ALTERNATIVE.
3387 Define __ARM_FP16_ARGS when appropriate.
3388 * config/arm/arm.c (arm_invalid_parameter_type): Remove
3390 (arm_invalid_return_type): Likewise.
3391 (TARGET_INVALID_PARAMETER_TYPE): Remove.
3392 (TARGET_INVALID_RETURN_TYPE): Remove.
3393 (aapcs_vfp_sub_candidate): Allow HFmode.
3394 (aapcs_vfp_allocate): Add comment. Support HFmode.
3395 (aapcs_vfp_allocate_return_reg): Likewise.
3396 (struct aapcs_cp_arg_layout): Slightly reword comments for
3397 is_return_candidate and allocate_return_reg.
3398 (output_mov_vfp): Update assert.
3399 (arm_hard_regno_mode_ok): Remove comment, update HF-mode
3401 (arm_invalid_parameter_type): Remove.
3402 (amr_invalid_return_type): Remove.
3403 * config/arm/arm.h (TARGET_NEON_FP16): Fix definition.
3404 * config/arm/arm.md (*arm32_movhf): Disable for TARGET_VFP.
3405 * config/arm/vfp.md (*movhf_vfp): Enable for TARGET_VFP.
3407 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
3409 * config/aarch64/aarch64.h (LEGITIMIZE_RELOAD_ADDRESS): Remove.
3410 * config/aarch64/arch64-protos.h
3411 (aarch64_legitimize_reload_address): Remove.
3412 * config/aarch64/aarch64.c (aarch64_legitimize_reload_address):
3415 2016-05-16 Eric Botcazou <ebotcazou@adacore.com>
3417 * configure.ac: Add ACX_NONCANONICAL_HOST.
3418 * configure: Regenerate.
3419 * Makefile.in: Set host_noncanonical.
3421 2016-05-14 Uros Bizjak <ubizjak@gmail.com>
3424 * config/i386/i386.md (*movtf_internal): Before register allocation,
3425 do not allow FP constants for CM_MEDIUM memory model, allow only
3426 standard FP constants for CM_LARGE and CM_LARGE_PIC models.
3427 (*movxf_internal): Ditto.
3428 (*movdf_internal): Ditto.
3429 (*movsf_internal): Ditto.
3431 2016-05-13 Segher Boessenkool <segher@kernel.crashing.org>
3433 PR rtl-optimization/67483
3434 * combine.c (make_compound_operation): Don't call extract_left_shift
3435 with negative shift amounts.
3437 2016-05-13 Jakub Jelinek <jakub@redhat.com>
3440 * fold-const.c (fold_checksum_tree): Allow modification
3441 of TYPE_ALIAS_SET during folding.
3443 * config/i386/i386.c (ix86_compute_frame_layout, ix86_expand_prologue,
3444 ix86_expand_split_stack_prologue): Use HOST_WIDE_INT_C macro.
3445 (ix86_split_to_parts): Likewise. Fix up formatting.
3447 2016-05-13 H.J. Lu <hongjiu.lu@intel.com>
3449 * tree-ssa-loop-ivopts.c (create_new_ivs): Cast to
3450 unsigned HOST_WIDE_INT with HOST_WIDE_INT_PRINT_UNSIGNED in
3453 2016-05-13 Nathan Sidwell <nathan@acm.org>
3455 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): New.
3456 (nvptx_name_replacement): Delete.
3457 (write_fn_proto, write_fn_proto_from_insn,
3458 nvptx_output_call_insn): Remove nvptx_name_replacement call.
3459 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Override.
3460 * langhooks.c (add_builtin_funcction_common): Call
3461 targetm.mangle_decl_assembler_name.
3463 * config/nvptx/nvptx.c (write_fn_proto): Handle
3464 BUILT_IN_ATOMIC_COMPARE_EXCHANGE_n oddity.
3466 2016-05-13 Martin Liska <mliska@suse.cz>
3468 * tree-ssa-loop-ivopts.c (create_new_ivs): Use HOST_WIDE_INT_PRINT_DEC
3469 and PRIu64 in printf format.
3471 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3473 * tree-ssa-loop-ivanon.c (try_unroll_loop_completely): Typo fix in
3476 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3478 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
3479 Change --param max-completely-peeled-times to
3480 --param max-completely-peel-times in dump file printing.
3482 2016-05-13 Richard Biener <rguenther@suse.de>
3484 PR tree-optimization/42587
3485 * tree-ssa-math-opts.c (perform_symbolic_merge): Handle BIT_FIELD_REF.
3486 (find_bswap_or_nop_1): Likewise.
3487 (bswap_replace): Likewise.
3489 2016-05-13 Martin Liska <mliska@suse.cz>
3491 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern):
3492 Initialize a variable with default value.
3494 2016-05-13 Martin Liska <mliska@suse.cz>
3496 * doc/invoke.texi: Enhance explanation of error recovery
3499 2016-05-13 Martin Liska <mliska@suse.cz>
3501 * tree-ssa-loop-ivopts.c (avg_loop_niter): Fix coding style.
3502 (struct cost_pair): Change inv_expr_id (int) to inv_expr
3503 (iv_inv_expr_ent *).
3504 (struct iv_inv_expr_ent): Comment struct fields.
3505 (sort_iv_inv_expr_ent): New function.
3506 (struct ivopts_data): Rename inv_expr_id to max_inv_expr_id.
3507 (struct iv_ca): Replace used_inv_expr and num_used_inv_expr with
3508 a hash_map between iv_inv_expr_ent and number of usages.
3509 (niter_for_exit): Fix coding style.
3510 (tree_ssa_iv_optimize_init): Use renamed variable.
3511 (determine_base_object): Fix coding style.
3512 (alloc_iv): Likewise.
3513 (find_interesting_uses_outside): Likewise.
3514 (add_candidate_1): Likewise.
3515 (add_standard_iv_candidates): Likewise.
3516 (set_group_iv_cost): Replace inv_expr_id with inv_expr.
3517 (prepare_decl_rtl): Fix coding style.
3518 (get_address_cost): Likewise.
3519 (get_shiftadd_cost): Likewise.
3520 (force_expr_to_var_cost): Likewise.
3521 (compare_aff_trees): Likewise.
3522 (get_expr_id): Restructure the function.
3523 (get_loop_invariant_expr_id): Renamed to
3524 get_loop_invariant_expr.
3525 (get_computation_cost_at): Replace usage of inv_expr_id with
3527 (get_computation_cost): Likewise.
3528 (determine_group_iv_cost_generic): Likewise.
3529 (determine_group_iv_cost_address): Likewise.
3530 (iv_period): Fix coding style.
3531 (iv_elimination_compare_lt): Likewise.
3532 (may_eliminate_iv): Likewise.
3533 (determine_group_iv_cost_cond): Replace usage of inv_expr_id with
3535 (determine_group_iv_costs): Dump invariant expressions.
3536 (iv_ca_recount_cost): Use the newly added hash_map.
3537 (iv_ca_set_remove_invariants): Fix coding style.
3538 (iv_ca_set_add_invariants): Fix coding style.
3539 (iv_ca_set_no_cp): Utilize the newly added hash_map for used
3541 (iv_ca_set_cp): Likewise.
3542 (iv_ca_new): Initialize the newly added hash_map and remove
3543 initialization of fields.
3544 (iv_ca_free): Delete the hash_map.
3545 (iv_ca_dump): Dump invariant expressions.
3546 (iv_ca_extend): Fix coding style.
3547 (try_add_cand_for): Likewise.
3548 (create_new_ivs): Dump information about # of avg iterations and
3549 # of used invariant expressions.
3550 (rewrite_use_compare): Fix coding style.
3551 (free_loop_data): Set default value for max_inv_expr_id.
3553 2016-05-13 Ilya Enkovich <ilya.enkovich@intel.com>
3555 * cse.c (rest_of_handle_cse): Use cleanup_cfg
3556 returned value cse_cfg_altered computation.
3557 (rest_of_handle_cse2): Likewise.
3558 (rest_of_handle_cse_after_global_opts): Likewise.
3560 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3563 * config/arm/arm.c (arm32_output_mi_thunk): New.
3564 (arm_output_mi_thunk): Rename to arm_thumb1_mi_thunk. Rework
3565 to split Thumb1 vs TARGET_32BIT functionality.
3566 (arm_thumb1_mi_thunk): New.
3568 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3570 * config/aarch64/aarch64.c (TARGET_OMIT_STRUCT_RETURN_REG): Set
3573 2016-05-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3576 * config/i386/i386.c (ix86_in_large_data_p): Guard against NULL exp.
3578 2016-05-13 Eric Botcazou <ebotcazou@adacore.com>
3580 * builtins.c (expand_builtin_memcmp): Do not emit the call here.
3581 (expand_builtin_trap): Emit a regular call.
3582 (set_builtin_user_assembler_name): Remove obsolete cases.
3583 * dse.c (scan_insn): Adjust.
3584 * except.c: Include calls.h.
3585 (sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is defined,
3586 emit a regular call to setjmp.
3587 * expr.c (emit_block_move_hints): Call emit_block_copy_via_libcall.
3588 (block_move_libcall_safe_for_call_parm): Use memcpy builtin.
3589 (emit_block_move_via_libcall): Delete.
3590 (block_move_fn): Delete.
3591 (init_block_move_fn): Likewise.
3592 (emit_block_move_libcall_fn): Likewise.
3593 (emit_block_op_via_libcall): New function.
3594 (set_storage_via_libcall): Tidy up and use memset builtin.
3595 (block_clear_fn): Delete.
3596 (init_block_clear_fn): Likewise.
3597 (clear_storage_libcall_fn): Likewise.
3598 (expand_assignment): Call emit_block_move_via_libcall.
3599 Do not include gt-expr.h.
3600 * expr.h (emit_block_op_via_libcall): Declare.
3601 (emit_block_copy_via_libcall): New inline function.
3602 (emit_block_move_via_libcall): Likewise.
3603 (emit_block_comp_via_libcall): Likewise.
3604 (block_clear_fn): Delete.
3605 (init_block_move_fn): Likewise.
3606 (init_block_clear_fn): Likewise.
3607 (emit_block_move_via_libcall): Likewise.
3608 (set_storage_via_libcall): Add default parameter value.
3609 * libfuncs.h (enum libfunc_index): Remove obsolete values.
3610 (abort_libfunc): Delete.
3611 (memcpy_libfunc): Likewise.
3612 (memmove_libfunc): Likewise.
3613 (memcmp_libfunc): Likewise.
3614 (memset_libfunc): Likewise.
3615 (setbits_libfunc): Likewise.
3616 (setjmp_libfunc): Likewise.
3617 (longjmp_libfunc): Likewise.
3618 (profile_function_entry_libfunc): Likewise.
3619 (profile_function_exit_libfunc): Likewise.
3620 (gcov_flush_libfunc): Likewise.
3621 * optabs-libfuncs.c (build_libfunc_function): Set DECL_ARTIFICIAL
3622 and DECL_VISIBILITY on the declaration.
3623 (init_optabs): Do not initialize obsolete libfuncs.
3624 * optabs.c (prepare_cmp_insn): Call emit_block_comp_via_libcall.
3625 * tree-core.h (ECF_RET1): Define.
3626 (ECF_TM_PURE): Adjust.
3627 (ECF_TM_BUILTIN): Likewise.
3628 * tree.c (set_call_expr_flags): Deal with ECF_RET1.
3629 (build_common_builtin_nodes): Initialize abort builtin.
3630 Add ECF_RET1 on memcpy, memmove and memset builtins.
3631 Pass final flags for alloca and alloca_with_align builtins.
3632 * config/alpha/alpha.c (alpha_init_libfuncs): Do not initialize
3634 * config/ia64/ia64.c (ia64_vms_init_libfuncs): Likewise.
3635 * config/i386/i386.c (ix86_expand_set_or_movmem): Adjust call to
3636 set_storage_via_libcall and call emit_block_copy_via_libcall.
3638 2016-05-12 Uros Bizjak <ubizjak@gmail.com>
3640 * config/i386/i386.md (*call_got_x32): Change operand 0 to
3641 DImode before it is passed to ix86_output_call_operand.
3642 (*call_value_got_x32): Ditto for operand 1.
3644 2016-05-12 Jiong Wang <jiong.wang@arm.com>
3646 PR rtl-optimization/70904
3647 * lra-constraint.c (process_addr_reg): Relax the restriction on subreg
3648 reload for wide mode.
3650 2016-05-12 Marek Polacek <polacek@redhat.com>
3653 * langhooks-def.h (lhd_incomplete_type_error): Adjust declaration.
3654 * langhooks.c (lhd_incomplete_type_error): Add location parameter.
3655 * langhooks.h (incomplete_type_error): Likewise.
3656 * tree.c (size_in_bytes_loc): Renamed from size_in_bytes. Add location
3657 parameter, pass it down to incomplete_type_error.
3658 * tree.h (size_in_bytes): New inline overload.
3659 (size_in_bytes_loc): Renamed from size_in_bytes.
3661 2016-05-12 Richard Biener <rguenther@suse.de>
3663 PR tree-optimization/71059
3664 * tree-ssa-pre.c (phi_translate_1): Fully fold translated
3665 nary before looking up or entering the expression into the VN
3667 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): Fix comment typo.
3668 Make sure to re-use NARYs without result as inserted by
3671 2016-05-12 Richard Biener <rguenther@suse.de>
3673 PR tree-optimization/71062
3674 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
3676 * tree-ssa-structalias.c (set_uids_in_ptset): Set
3677 vars_contains_restrict if the var is a restrict tag.
3678 * tree-ssa-alias.c (ptrs_compare_unequal): If vars_contains_restrict
3679 do not disambiguate pointers against it.
3680 (dump_points_to_solution): Re-structure and adjust for new
3681 vars_contains_restrict flag.
3682 * gimple-pretty-print.c (pp_points_to_solution): Likewise.
3684 2016-05-12 Martin Liska <mliska@suse.cz>
3686 * doc/invoke.texi: Explain connection between
3687 -fsanitize-recover=address and ASAN_OPTIONS="halt_on_error=1".
3689 2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com>
3691 PR tree-optimization/71006
3692 * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
3693 consider COND_EXPR as a mask producer.
3695 2016-05-12 Marek Polacek <polacek@redhat.com>
3698 * opts.c (common_handle_option): Detect missing argument for --help^.
3700 2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3703 * config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction
3704 when popping the PC and within an interrupt handler routine.
3705 Add missing tab to output of "ldmfd".
3706 (output_return_instruction): Output LDMFD with SP update rather
3707 than POP when returning from interrupt handler.
3709 2016-05-12 Jakub Jelinek <jakub@redhat.com>
3711 * config/i386/i386.md (isa): Add x64_avx512dq, enable if
3712 TARGET_64BIT && TARGET_AVX512DQ.
3713 * config/i386/sse.md (*vec_extract<mode>): Add avx512bw alternatives.
3714 (*vec_extract<PEXTR_MODE12:mode>_zext): Add avx512bw alternative.
3715 (*vec_extract<ssevecmodelower>_0, *vec_extractv4si_0_zext,
3716 *vec_extractv2di_0_sse): Use v constraint instead of x constraint.
3717 (*vec_extractv4si): Add avx512dq and avx512bw alternatives.
3718 (*vec_extractv4si_zext): Add avx512dq alternative.
3719 (*vec_extractv2di_1): Add x64_avx512dq and avx512bw alternatives,
3720 use v instead of x constraint in other alternatives where possible.
3722 * config/i386/sse.md (sse2_loadld): Use v instead of x
3723 constraint in alternatives 0,1,4.
3725 * config/i386/sse.md (pinsr_evex_isa): New mode attr.
3726 (<sse2p4_1>_pinsr<ssemodesuffix>): Add 2 alternatives with
3727 v constraints instead of x and <pinsr_evex_isa> isa attribute.
3730 * config/i386/sse.md (<sse2_avx2>_packssdw<mask_name>,
3731 <sse4_1_avx2>_packusdw<mask_name>): Make sure EVEX encoded insn
3732 is not emitted unless TARGET_AVX512BW.
3733 (<sse2_avx2>_packuswb<mask_name>, <sse2_avx2>_packsswb<mask_name>):
3734 Likewise. For TARGET_AVX512BW, use "=v" constraint instead of "=x"
3735 for the result operand.
3737 * config/i386/sse.md (*vec_setv4sf_sse4_1, sse4_1_insertps): Use v
3738 constraint instead of x in avx alternatives. Use maybe_evex instead
3741 * config/i386/constraints.md (Yv): New constraint.
3742 * config/i386/i386.h (VALID_AVX512VL_128_REG_MODE): Allow
3743 TFmode and V1TImode in xmm16+ registers for TARGET_AVX512VL.
3744 * config/i386/i386.md (avx512fvecmode): New mode attr.
3745 (*pushtf): Use v constraint instead of x.
3746 (*movtf_internal): Likewise. For TARGET_AVX512VL and
3747 xmm16+ registers, use vmovdqu64 or vmovdqa64 instructions.
3748 (*absneg<mode>2): Use Yv constraint instead of x constraint.
3749 (*absnegtf2_sse): Likewise.
3750 (copysign<mode>3_const, copysign<mode>3_var): Likewise.
3751 * config/i386/sse.md (*andnot<mode>3): Add avx512vl and
3752 avx512f alternatives.
3753 (*andnottf3, *<code><mode>3, *<code>tf3): Likewise.
3755 2016-05-12 Richard Biener <rguenther@suse.de>
3757 PR tree-optimization/71060
3758 * tree-data-ref.c (initialize_data_dependence_relation): Do not
3759 require exact match of DR_BASE_OBJECT but only matching address and
3762 2016-05-12 Richard Biener <rguenther@suse.de>
3764 PR tree-optimization/70986
3765 * cfganal.c: Include cfgloop.h.
3766 (dfs_find_deadend): Prefer to take edges exiting loops.
3768 2016-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3770 * gcc.target/powerpc/pr70963.c: Require at least power8 at both
3771 compile and run time.
3773 2016-05-11 Mikhail Maltsev <maltsevm@gmail.com>
3776 * doc/invoke.texi (Wduplicate-decl-specifier): Document new option.
3778 2016-05-11 Uros Bizjak <ubizjak@gmail.com>
3780 * config/i386/i386.c (legitimize_pic_address): Use
3781 copy_to_suggested_reg instead of gen_movsi.
3783 2016-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
3785 * config/rs6000/predicates.md (quad_memory_operand): Move most of
3786 the code into quad_address_p and call it to share code with
3787 vsx_quad_dform_memory_operand.
3788 (vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector
3790 * config/rs6000/rs6000.opt (-mlra): Switch to being an option mask
3791 bit instead of being a separate word. Split -mpower9-dform into
3792 two switches, -mpower9-dform-scalar and -mpower9-dform-vector.
3793 * config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask
3794 for the register class supporting 128-bit quad word memory offsets.
3795 (mode_supports_vsx_dform_quad): Helper function to return if the
3796 register class uses quad word memory offsets.
3797 (rs6000_debug_addr_mask): Add support for quad word memory offsets.
3798 (rs6000_debug_reg_global): Always print if we are using LRA or not.
3799 (rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form
3800 instructions are enabled, set up the appropriate addr_masks for
3802 (rs6000_init_hard_regno_mode_ok): wb constraint is now based on
3803 -mpower9-dform-scalar, instead of -mpower9-dform.
3804 (rs6000_option_override_internal): Split -mpower9-dform into two
3805 switches, -mpower9-dform-scalar and -mpower9-dform-vector. The
3806 -mpower9-dform switch sets or clears both. If we are not using
3807 the LRA register allocator, do not enable -mpower9-dform-vector by
3808 default. If we are using LRA, enable -mpower9-dform-vector and
3809 -mvsx-timode if it is appropriate. Issue a warning if either
3810 -mpower9-dform-vector or -mvsx-timode are explicitly used without
3812 (quad_address_offset_p): New helper function to return if the
3813 offset is legal for quad word memory instructions.
3814 (quad_address_p): New function to determin if GPR or vector
3815 register quad word memory addresses are legal.
3816 (mem_operand_gpr): Validate quad word address offsets.
3817 (reg_offset_addressing_ok_p): Add support for ISA 3.0 vector
3818 d-form (register + offset) instructions.
3819 (offsettable_ok_by_alignment): Likewise.
3820 (rs6000_legitimate_offset_address_p): Likewise.
3821 (legitimate_lo_sum_address_p): Likewise.
3822 (rs6000_legitimize_address): Likewise.
3823 (rs6000_legitimize_reload_address): Add more debug statements for
3825 (rs6000_legitimate_address_p): Add support for ISA 3.0 vector
3826 d-form instructions.
3827 (rs6000_secondary_reload_memory): Add support for ISA 3.0 vector
3828 d-form instructions. Distinguish different cases in debug
3829 output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector
3830 d-form instructions.
3831 (rs6000_preferred_reload_class): Likewise.
3832 (rs6000_output_move_128bit): Add support for ISA 3.0 d-form
3833 instructions. If ISA 3.0 is available, generate lxvx/stxvx instead
3834 of the ISA 2.06 indexed memory instructions.
3835 (rs6000_emit_prologue): If we have ISA 3.0 d-form instructions,
3836 use them to save/restore the saved vector registers instead of
3837 using Altivec instructions.
3838 (rs6000_emit_epilogue): Likewise.
3839 (rs6000_lra_p): Use TARGET_LRA instead of the old option word.
3840 (rs6000_opt_masks): Split -mpower9-dform into
3841 -mpower9-dform-scalar and -mpower9-dform-vector.
3842 (rs6000_print_options_internal): Print -mno-<switch> if <switch>
3844 * config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit
3845 ISA 3.0 vector indexed memory instructions, and fold the code into
3846 the normal mov<mode> patterns.
3847 (p9_vecstore_<mode>): Likewise.
3848 (vsx_mov<mode>): Add support for ISA 3.0 vector d-form
3850 (vsx_movti_64bit): Likewise.
3851 (vsx_movti_32bit): Likewise.
3852 * config/rs6000/constraints.md (wO constraint): New constraint for
3853 ISA 3.0 vector d-form support.
3854 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use
3855 -mpower9-dform-scalar instead of -mpower9-dform. Add note not to
3856 include -mpower9-dform-vector until we switch over to LRA.
3857 (POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two.
3858 switches, -mpower9-dform-scalar and -mpower9-dform-vector.
3859 * config/rs6000/rs6000-protos.h (quad_address_p): Add declaration.
3860 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
3861 for -mpower9-dform and -mlra.
3862 * doc/md.texi (wO constraint): Document wO constraint.
3864 2016-05-11 Alexander Monakov <amonakov@ispras.ru>
3866 * genattr.c (main): Change 'rtx' to 'rtx_insn *' in prototypes of
3867 'insn_latency', 'maximal_insn_latency', 'min_insn_conflict_delay'.
3868 * genautomata.c (output_internal_insn_code_evaluation): Simplify.
3869 Move handling of non-insn arguments inline into the sole user:
3870 (output_trans_func): ...here.
3871 (output_min_insn_conflict_delay_func): Change 'rtx' to 'rtx_insn *'
3872 in emitted function prototype.
3873 (output_internal_insn_latency_func): Ditto. Simplify.
3874 (output_internal_maximal_insn_latency_func): Ditto. Delete
3875 always-unused argument.
3876 (output_insn_latency_func): Ditto.
3877 (output_maximal_insn_latency_func): Ditto.
3879 2016-05-11 Richard Biener <rguenther@suse.de>
3881 PR tree-optimization/71055
3882 * tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting
3883 sth with precision not equal to access size verify we don't chop
3886 2016-05-11 Richard Biener <rguenther@suse.de>
3889 * dwarf2out.c (retry_incomplete_types): Set early_dwarf.
3890 (dwarf2out_finish): Move retry_incomplete_types call ...
3891 (dwarf2out_early_finish): ... here.
3893 2016-05-11 Richard Biener <rguenther@suse.de>
3896 * alias.c (reference_alias_ptr_type): Preserve alias-set zero
3897 if the langhook insists on it.
3898 * fold-const.c (make_bit_field_ref): Add arg for the original
3899 reference and preserve its alias-set.
3900 (decode_field_reference): Take exp by reference and adjust it
3901 to the original memory reference.
3902 (optimize_bit_field_compare): Adjust callers.
3903 (fold_truth_andor_1): Likewise.
3904 * gimplify.c (gimplify_expr): Adjust in-SSA form test.
3906 2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
3909 * cfgrtl.h (delete_insn_and_edges): Now return bool.
3910 * cfgrtl.c (delete_insn_and_edges): Likewise.
3911 * config/i386/i386.c (convert_scalars_to_vector): Remove
3913 * cse.c (cse_insn): Compute cse_cfg_altered.
3914 (delete_trivially_dead_insns): Likewise.
3915 (cse_cc_succs): Likewise.
3916 (rest_of_handle_cse): Free dominance info if required.
3917 (rest_of_handle_cse2): Likewise.
3918 (rest_of_handle_cse_after_global_opts): Likewise.
3920 2016-05-11 Alan Modra <amodra@gmail.com>
3922 * config/rs6000/rs6000.c (is_complex_IBM_long_double,
3923 abi_v4_pass_in_fpr): New functions.
3924 (rs6000_function_arg_boundary): Exclude complex IBM long double
3925 from 64-bit alignment when ABI_V4.
3926 (rs6000_function_arg, rs6000_function_arg_advance_1,
3927 rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr.
3929 2016-05-10 Segher Boessenkool <segher@kernel.crashing.org>
3931 PR rtl-optimization/71028
3932 * cfgcleanup.c (try_optimize_cfg): Do not flip a conditional
3933 jump with just a return in the fallthrough block if the branch
3934 block contains just a return as well.
3936 2016-05-10 Marc Glisse <marc.glisse@inria.fr>
3938 * fold-const.c (fold_binary_loc) [(X ^ Y) & Y]: Remove and merge with...
3939 * match.pd ((X & Y) ^ Y): ... this.
3940 ((X & Y) & Y, (X | Y) | Y, (X ^ Y) ^ Y, (X & Y) & (X & Z), (X | Y)
3941 | (X | Z), (X ^ Y) ^ (X ^ Z)): New transformations.
3943 2016-05-10 David Malcolm <dmalcolm@redhat.com>
3945 * read-md.c (require_char_ws): New function.
3946 (read_string): Simplify using require_char_ws.
3947 (handle_constants): Likewise.
3948 (handle_enum): Likewise.
3949 (handle_file): Likewise.
3950 * read-md.h (require_char_ws): New declaration.
3951 * read-rtl.c (read_conditions): Simplify using require_char_ws.
3952 (read_mapping): Likewise.
3953 (read_rtx_code): Likewise.
3954 (read_nested_rtx): Likewise.
3956 2016-05-10 James Norris <jnorris@codesourcery.com>
3958 * config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o
3959 if offloading is enabled and -fopenacc or -fopenmp is specified.
3960 (CRTOFFLOADEND): Likewise.
3961 (STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN.
3962 (ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND.
3964 2016-05-10 Uros Bizjak <ubizjak@gmail.com>
3966 * config/i386/i386.c (legitimize_pic_address): Merge 64-bit and 32-bit
3967 gotoff_operand code paths. Use copy_to_suggested_regs and
3968 expand_simple_binop where appropriate. Cleanup.
3970 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
3973 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Allow
3975 (dimode_scalar_chain::vector_const_cost): New.
3976 (dimode_scalar_chain::compute_convert_gain): Handle constants.
3977 (dimode_scalar_chain::convert_op): Likewise.
3978 (dimode_scalar_chain::convert_insn): Likewise.
3980 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
3982 * dwarf2out.c (resolve_args_picking_1): Consider DW_OP_neg as an
3983 unary operation, not a binary one.
3985 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
3988 * tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle
3989 calls with type casted fndecl.
3991 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
3993 PR tree-optimization/70786
3994 * tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR.
3995 * calls.c (initialize_argument_information): Bind bounds
3996 with corresponding args passed by reference.
3998 2016-05-10 Jakub Jelinek <jakub@redhat.com>
4001 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>),
4002 *<code><mode>3<mask_name>): For !TARGET_AVX512DQ and EVEX encoding,
4003 use vp*[dq] instead of v*p[sd] instructions and adjust mode attribute
4006 2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4009 * config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct
4010 code for a zero scale factor.
4011 (vsx_xvcvdpuxds_scale): Likewise.
4013 2016-05-10 David Malcolm <dmalcolm@redhat.com>
4015 * diagnostic-show-locus.c (layout::layout): Call show_ruler
4016 if show_ruler_p was set on the context.
4017 (layout::show_ruler): New method.
4018 * diagnostic.h (struct diagnostic_context): Add field
4021 2016-05-10 Richard Biener <rguenther@suse.de>
4023 PR tree-optimization/71039
4024 * tree-ssa-phiprop.c: Include tree-ssa-loop.h.
4025 (chk_uses): New function.
4026 (propagate_with_phi): Verify we can safely replicate the lhs of an
4027 aggregate assignment on all incoming edges.
4029 2016-05-10 Oleg Endo <olegendo@gcc.gnu.org>
4031 * config/rx/rx-protos.h (is_interrupt_func, is_fast_interrupt_func):
4033 (rx_atomic_sequence): New class.
4034 * config/rx/rx.c (rx_print_operand): Use symbolic names for PSW bits.
4035 (is_interrupt_func, is_fast_interrupt_func): Make non-static and
4037 (rx_atomic_sequence::rx_atomic_sequence,
4038 rx_atomic_sequence::~rx_atomic_sequence): New functions.
4039 * config/rx/rx.md (CTRLREG_PSW, CTRLREG_USP, CTRLREG_FPSW, CTRLREG_CPEN,
4040 CTRLREG_BPSW, CTRLREG_BPC, CTRLREG_ISP, CTRLREG_FINTV,
4041 CTRLREG_INTB): New constants.
4042 (FETCHOP): New code iterator.
4043 (fethcop_name, fetchop_name2): New iterator code attributes.
4044 (QIHI): New mode iterator.
4045 (atomic_exchange<mode>, atomic_exchangesi, xchg_mem<mode>,
4046 atomic_fetch_<fetchop_name>si, atomic_fetch_nandsi,
4047 atomic_<fetchop_name>_fetchsi, atomic_nand_fetchsi): New patterns.
4049 2016-05-10 Martin Liska <mliska@suse.cz>
4051 * tree-inline.c (remap_dependence_clique): Do not remap
4052 debugging statements.
4054 2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4056 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly")
4057 ("*fixuns_truncdfdi2_z13")
4058 ("*fixuns_trunc<FP:mode><GPR:mode>2_z196")
4059 ("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13")
4060 ("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX.
4062 2016-05-10 Richard Biener <rguenther@suse.de>
4064 PR tree-optimization/70497
4065 PR tree-optimization/28367
4066 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): New function
4068 (visit_reference_op_load): ... here.
4069 (vn_reference_lookup_3): Use it to handle subreg-like accesses
4070 with simplified BIT_FIELD_REFs.
4071 * tree-ssa-pre.c (eliminate_insert): Handle inserting BIT_FIELD_REFs.
4072 * tree-complex.c (extract_component): Handle BIT_FIELD_REFs
4075 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
4077 * dwarf2out.c (add_abstract_origin_attribute): Adjust
4078 documentation comment. For BLOCK nodes, add a
4079 DW_AT_abstract_origin attribute that points to the DIE generated
4080 for the origin BLOCK.
4081 (gen_lexical_block_die): Call add_abstract_origin_attribute for
4082 blocks from inlined functions.
4084 2016-05-10 Alan Modra <amodra@gmail.com>
4087 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop
4088 regrename modifying insns saving lr before __morestack call.
4089 * config/rs6000/rs6000.md (split_stack_return): Similarly for
4090 insns restoring lr after __morestack call.
4092 2016-05-09 Jakub Jelinek <jakub@redhat.com>
4094 * config/i386/i386.md (set_got, set_got_labelled, lwp_llwpcb,
4095 lwp_lwpval<mode>3, lwp_lwpins<mode>3): Remove constraints from
4097 * config/i386/sse.md (vec_interleave_high<mode>,
4098 vec_interleave_low<mode>, <avx512>_vpermi2var<mode>3_maskz,
4099 <avx512>_vpermt2var<mode>3_maskz): Likewise.
4101 2016-05-04 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
4103 * config/rs6000/rs6000.c (rs6000_reassociation_width): Add
4104 function for TARGET_SCHED_REASSOCIATION_WIDTH to enable
4105 parallel reassociation for power8 and forward.
4107 2016-05-09 Uros Bizjak <ubizjak@gmail.com>
4109 * config/i386/i386.md (absneg splitters with general regs): Use
4110 general_reg_operand predicate.
4111 (btsq peephole2): Use x86_64_immediate_operand to check if new
4112 value is suitable for immediate operand. Generate emitted insn
4113 using RTL expressions.
4114 (btcq peephole2): Ditto.
4115 (btrq peephole2): Ditto. Generate correct immediate operand
4118 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
4120 * cfgexpand.c (expand_debug_expr): Fix address offset for negative
4123 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
4125 * tree-affine.c (wide_int_constant_multiple_p): Add missing
4126 pointer dereference.
4128 2016-05-09 Richard Biener <rguenther@suse.de>
4130 PR tree-optimization/70985
4131 * match.pd (BIT_FIELD_REF -> (type)): Disable on GIMPLE when
4132 op0 isn't a gimple register.
4134 2016-05-09 Prachi Godbole <prachi.godbole@imgtec.com>
4136 * config/mips/i6400.md (i6400_fpu_intadd, i6400_fpu_logic)
4137 (i6400_fpu_div, i6400_fpu_cmp, i6400_fpu_float, i6400_fpu_store)
4138 (i6400_fpu_long_pipe, i6400_fpu_logic_l, i6400_fpu_float_l)
4139 (i6400_fpu_mult): New cpu units.
4140 (i6400_msa_add_d, i6400_msa_int_add, i6400_msa_short_logic3)
4141 (i6400_msa_short_logic2, i6400_msa_short_logic, i6400_msa_move)
4142 (i6400_msa_cmp, i6400_msa_short_float2, i6400_msa_div_d)
4143 (i6400_msa_div_w, i6400_msa_div_h, i6400_msa_div_b)
4144 (i6400_msa_copy, i6400_msa_branch, i6400_fpu_msa_store)
4145 (i6400_fpu_msa_load, i6400_fpu_msa_move, i6400_msa_long_logic1)
4146 (i6400_msa_long_logic2, i6400_msa_mult, i6400_msa_long_float2)
4147 (i6400_msa_long_float4, i6400_msa_long_float5)
4148 (i6400_msa_long_float8, i6400_msa_fdiv_df)
4149 (i6400_msa_fdiv_sf): New reservations.
4150 * config/mips/p5600.md (p5600_fpu_intadd, p5600_fpu_cmp)
4151 (p5600_fpu_float, p5600_fpu_logic_a, p5600_fpu_logic_b)
4152 (p5600_fpu_div, p5600_fpu_logic, p5600_fpu_float_a)
4153 (p5600_fpu_float_b, p5600_fpu_float_c, p5600_fpu_float_d)
4154 (p5600_fpu_mult, p5600_fpu_fdiv, p5600_fpu_load): New cpu units.
4155 (msa_short_int_add, msa_short_logic, msa_short_logic_move_v)
4156 (msa_short_cmp, msa_short_float2, msa_short_logic3)
4157 (msa_short_store4, msa_long_load, msa_short_store)
4158 (msa_long_logic, msa_long_float2, msa_long_float4)
4159 (msa_long_float5, msa_long_float8, msa_long_mult)
4160 (msa_long_fdiv, msa_long_div): New reservations.
4162 2016-05-09 Robert Suchanek <robert.suchanek@imgtec.com>
4163 Sameera Deshpande <sameera.deshpande@imgtec.com>
4164 Matthew Fortune <matthew.fortune@imgtec.com>
4165 Graham Stott <graham.stott@imgtec.com>
4166 Chao-ying Fu <chao-ying.fu@imgtec.com>
4168 * config.gcc: Add MSA header file for mips*-*-* target.
4169 * config/mips/constraints.md (YI, YC, YZ, Unv5, Uuv5, Usv5, Uuv6)
4170 (Ubv8i, Urv8): New constraints.
4171 * config/mips/mips-ftypes.def: Add function types for MSA
4173 * config/mips/mips-modes.def (V16QI, V8HI, V4SI, V2DI, V4SF)
4174 (V2DF, V32QI, V16HI, V8SI, V4DI, V8SF, V4DF): New modes.
4175 * config/mips/mips-msa.md: New file.
4176 * config/mips/mips-protos.h
4177 (mips_split_128bit_const_insns): New prototype.
4178 (mips_msa_idiv_insns): Likewise.
4179 (mips_split_128bit_move): Likewise.
4180 (mips_split_128bit_move_p): Likewise.
4181 (mips_split_msa_copy_d): Likewise.
4182 (mips_split_msa_insert_d): Likewise.
4183 (mips_split_msa_fill_d): Likewise.
4184 (mips_expand_msa_branch): Likewise.
4185 (mips_const_vector_same_val_p): Likewise.
4186 (mips_const_vector_same_bytes_p): Likewise.
4187 (mips_const_vector_same_int_p): Likewise.
4188 (mips_const_vector_shuffle_set_p): Likewise.
4189 (mips_const_vector_bitimm_set_p): Likewise.
4190 (mips_const_vector_bitimm_clr_p): Likewise.
4191 (mips_msa_vec_parallel_const_half): Likewise.
4192 (mips_msa_output_division): Likewise.
4193 (mips_ldst_scaled_shift): Likewise.
4194 (mips_expand_vec_cond_expr): Likewise.
4195 * config/mips/mips.c (enum mips_builtin_type): Add
4196 MIPS_BUILTIN_MSA_TEST_BRANCH.
4197 (mips_gen_const_int_vector_shuffle): New prototype.
4198 (mips_const_vector_bitimm_set_p): New function.
4199 (mips_const_vector_bitimm_clr_p): Likewise.
4200 (mips_const_vector_same_val_p): Likewise.
4201 (mips_const_vector_same_bytes_p): Likewise.
4202 (mips_const_vector_same_int_p): Likewise.
4203 (mips_const_vector_shuffle_set_p): Likewise.
4204 (mips_symbol_insns): Forbid loading symbols via immediate for
4206 (mips_valid_offset_p): Limit offset to 10-bit for MSA loads and
4208 (mips_valid_lo_sum_p): Forbid loadings symbols via %lo(base) for
4210 (mips_lx_address_p): Add support load indexed address for MSA.
4211 (mips_address_insns): Add calculation of instructions needed for
4212 stores and loads for MSA.
4213 (mips_const_insns): Move CONST_DOUBLE below CONST_VECTOR. Handle
4214 CONST_VECTOR for MSA and let it fall through.
4215 (mips_ldst_scaled_shift): New function.
4216 (mips_subword_at_byte): Likewise.
4217 (mips_msa_idiv_insns): Likewise.
4218 (mips_legitimize_move): Validate MSA moves.
4219 (mips_rtx_costs): Add UNGE, UNGT, UNLE, UNLT cases. Add
4220 calculation of costs for MSA division.
4221 (mips_split_move_p): Check if MSA moves need splitting.
4222 (mips_split_move): Split MSA moves if necessary.
4223 (mips_split_128bit_move_p): New function.
4224 (mips_split_128bit_move): Likewise.
4225 (mips_split_msa_copy_d): Likewise.
4226 (mips_split_msa_insert_d): Likewise.
4227 (mips_split_msa_fill_d): Likewise.
4228 (mips_output_move): Handle MSA moves.
4229 (mips_expand_msa_branch): New function.
4230 (mips_print_operand): Add 'E', 'B', 'w', 'v' and 'V' modifiers.
4231 Reinstate 'y' modifier.
4232 (mips_file_start): Add MSA .gnu_attribute.
4233 (mips_hard_regno_mode_ok_p): Allow TImode and 128-bit vectors in
4235 (mips_hard_regno_nregs): Always return 1 for MSA supported mode.
4236 (mips_class_max_nregs): Add register size for MSA supported mode.
4237 (mips_cannot_change_mode_class): Allow conversion between MSA
4238 vector modes and TImode.
4239 (mips_mode_ok_for_mov_fmt_p): Allow MSA to use move.v
4241 (mips_secondary_reload_class): Force MSA loads/stores via memory.
4242 (mips_preferred_simd_mode): Add preffered modes for MSA.
4243 (mips_vector_mode_supported_p): Add MSA supported modes.
4244 (mips_autovectorize_vector_sizes): New function.
4245 (mips_msa_output_division): Likewise.
4246 (MSA_BUILTIN, MIPS_BUILTIN_DIRECT_NO_TARGET)
4247 (MSA_NO_TARGET_BUILTIN, MSA_BUILTIN_TEST_BRANCH): New macros.
4248 (CODE_FOR_msa_adds_s_b, CODE_FOR_msa_adds_s_h)
4249 (CODE_FOR_msa_adds_s_w, CODE_FOR_msa_adds_s_d)
4250 (CODE_FOR_msa_adds_u_b, CODE_FOR_msa_adds_u_h)
4251 (CODE_FOR_msa_adds_u_w, CODE_FOR_msa_adds_u_du
4252 (CODE_FOR_msa_addv_b, CODE_FOR_msa_addv_h, CODE_FOR_msa_addv_w)
4253 (CODE_FOR_msa_addv_d, CODE_FOR_msa_and_v, CODE_FOR_msa_bmnz_v)
4254 (CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bmz_v, CODE_FOR_msa_bmzi_b)
4255 (CODE_FOR_msa_bnz_v, CODE_FOR_msa_bz_v, CODE_FOR_msa_bsel_v)
4256 (CODE_FOR_msa_bseli_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w)
4257 (CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b)
4258 (CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w)
4259 (CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clti_u_b)
4260 (CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w)
4261 (CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_s_b)
4262 (CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w)
4263 (CODE_FOR_msa_clei_s_d, CODE_FOR_msa_clei_u_b)
4264 (CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w)
4265 (CODE_FOR_msa_clei_u_d, CODE_FOR_msa_div_s_b)
4266 (CODE_FOR_msa_div_s_h, CODE_FOR_msa_div_s_w)
4267 (CODE_FOR_msa_div_s_d, CODE_FOR_msa_div_u_b)
4268 (CODE_FOR_msa_div_u_h, CODE_FOR_msa_div_u_w)
4269 (CODE_FOR_msa_div_u_d, CODE_FOR_msa_fadd_w, CODE_FOR_msa_fadd_d)
4270 (CODE_FOR_msa_fexdo_w, CODE_FOR_msa_ftrunc_s_w)
4271 (CODE_FOR_msa_ftrunc_s_d, CODE_FOR_msa_ftrunc_u_w)
4272 (CODE_FOR_msa_ftrunc_u_d, CODE_FOR_msa_ffint_s_w)
4273 (CODE_FOR_msa_ffint_s_d, CODE_FOR_msa_ffint_u_w)
4274 (CODE_FOR_msa_ffint_u_d, CODE_FOR_msa_fsub_w)
4275 (CODE_FOR_msa_fsub_d, CODE_FOR_msa_fmsub_d, CODE_FOR_msa_fmadd_w)
4276 (CODE_FOR_msa_fmadd_d, CODE_FOR_msa_fmsub_w, CODE_FOR_msa_fmul_w)
4277 (CODE_FOR_msa_fmul_d, CODE_FOR_msa_fdiv_w, CODE_FOR_msa_fdiv_d)
4278 (CODE_FOR_msa_fmax_w, CODE_FOR_msa_fmax_d, CODE_FOR_msa_fmax_a_w)
4279 (CODE_FOR_msa_fmax_a_d, CODE_FOR_msa_fmin_w, CODE_FOR_msa_fmin_d)
4280 (CODE_FOR_msa_fmin_a_w, CODE_FOR_msa_fmin_a_d)
4281 (CODE_FOR_msa_fsqrt_w, CODE_FOR_msa_fsqrt_d)
4282 (CODE_FOR_msa_max_s_b, CODE_FOR_msa_max_s_h)
4283 (CODE_FOR_msa_max_s_w, CODE_FOR_msa_max_s_d)
4284 (CODE_FOR_msa_max_u_b, CODE_FOR_msa_max_u_h)
4285 (CODE_FOR_msa_max_u_w, CODE_FOR_msa_max_u_d)
4286 (CODE_FOR_msa_min_s_b, CODE_FOR_msa_min_s_h)
4287 (CODE_FOR_msa_min_s_w, CODE_FOR_msa_min_s_d)
4288 (CODE_FOR_msa_min_u_b, CODE_FOR_msa_min_u_h)
4289 (CODE_FOR_msa_min_u_w, CODE_FOR_msa_min_u_d)
4290 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
4291 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
4292 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
4293 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
4294 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
4295 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
4296 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
4297 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
4298 (CODE_FOR_msa_mulv_b, CODE_FOR_msa_mulv_h, CODE_FOR_msa_mulv_w)
4299 (CODE_FOR_msa_mulv_d, CODE_FOR_msa_nlzc_b, CODE_FOR_msa_nlzc_h)
4300 (CODE_FOR_msa_nlzc_w, CODE_FOR_msa_nlzc_d, CODE_FOR_msa_nor_v)
4301 (CODE_FOR_msa_or_v, CODE_FOR_msa_ori_b, CODE_FOR_msa_nori_b)
4302 (CODE_FOR_msa_pcnt_b, CODE_FOR_msa_pcnt_h, CODE_FOR_msa_pcnt_w)
4303 (CODE_FOR_msa_pcnt_d, CODE_FOR_msa_xor_v, CODE_FOR_msa_xori_b)
4304 (CODE_FOR_msa_sll_b, CODE_FOR_msa_sll_h, CODE_FOR_msa_sll_w)
4305 (CODE_FOR_msa_sll_d, CODE_FOR_msa_slli_b, CODE_FOR_msa_slli_h)
4306 (CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, CODE_FOR_msa_sra_b)
4307 (CODE_FOR_msa_sra_h, CODE_FOR_msa_sra_w, CODE_FOR_msa_sra_d)
4308 (CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w)
4309 (CODE_FOR_msa_srai_d, CODE_FOR_msa_srl_b, CODE_FOR_msa_srl_h)
4310 (CODE_FOR_msa_srl_w, CODE_FOR_msa_srl_d, CODE_FOR_msa_srli_b)
4311 (CODE_FOR_msa_srli_h, CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d)
4312 (CODE_FOR_msa_subv_b, CODE_FOR_msa_subv_h, CODE_FOR_msa_subv_w)
4313 (CODE_FOR_msa_subv_d, CODE_FOR_msa_subvi_b, CODE_FOR_msa_subvi_h)
4314 (CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, CODE_FOR_msa_move_v)
4315 (CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, CODE_FOR_msa_vshf_w)
4316 (CODE_FOR_msa_vshf_d, CODE_FOR_msa_ilvod_d, CODE_FOR_msa_ilvev_d)
4317 (CODE_FOR_msa_pckod_d, CODE_FOR_msa_pckdev_d, CODE_FOR_msa_ldi_b)
4318 (CODE_FOR_msa_ldi_hi, CODE_FOR_msa_ldi_w)
4319 (CODE_FOR_msa_ldi_d): New code_aliasing macros.
4320 (mips_builtins): Add MSA sll_b, sll_h, sll_w, sll_d, slli_b,
4321 slli_h, slli_w, slli_d, sra_b, sra_h, sra_w, sra_d, srai_b,
4322 srai_h, srai_w, srai_d, srar_b, srar_h, srar_w, srar_d, srari_b,
4323 srari_h, srari_w, srari_d, srl_b, srl_h, srl_w, srl_d, srli_b,
4324 srli_h, srli_w, srli_d, srlr_b, srlr_h, srlr_w, srlr_d, srlri_b,
4325 srlri_h, srlri_w, srlri_d, bclr_b, bclr_h, bclr_w, bclr_d,
4326 bclri_b, bclri_h, bclri_w, bclri_d, bset_b, bset_h, bset_w,
4327 bset_d, bseti_b, bseti_h, bseti_w, bseti_d, bneg_b, bneg_h,
4328 bneg_w, bneg_d, bnegi_b, bnegi_h, bnegi_w, bnegi_d, binsl_b,
4329 binsl_h, binsl_w, binsl_d, binsli_b, binsli_h, binsli_w,
4330 binsli_d, binsr_b, binsr_h, binsr_w, binsr_d, binsri_b, binsri_h,
4331 binsri_w, binsri_d, addv_b, addv_h, addv_w, addv_d, addvi_b,
4332 addvi_h, addvi_w, addvi_d, subv_b, subv_h, subv_w, subv_d,
4333 subvi_b, subvi_h, subvi_w, subvi_d, max_s_b, max_s_h, max_s_w,
4334 max_s_d, maxi_s_b, maxi_s_h, maxi_s_w, maxi_s_d, max_u_b,
4335 max_u_h, max_u_w, max_u_d, maxi_u_b, maxi_u_h, maxi_u_w,
4336 maxi_u_d, min_s_b, min_s_h, min_s_w, min_s_d, mini_s_b, mini_s_h,
4337 mini_s_w, mini_s_d, min_u_b, min_u_h, min_u_w, min_u_d, mini_u_b,
4338 mini_u_h, mini_u_w, mini_u_d, max_a_b, max_a_h, max_a_w, max_a_d,
4339 min_a_b, min_a_h, min_a_w, min_a_d, ceq_b, ceq_h, ceq_w, ceq_d,
4340 ceqi_b, ceqi_h, ceqi_w, ceqi_d, clt_s_b, clt_s_h, clt_s_w,
4341 clt_s_d, clti_s_b, clti_s_h, clti_s_w, clti_s_d, clt_u_b,
4342 clt_u_h, clt_u_w, clt_u_d, clti_u_b, clti_u_h, clti_u_w,
4343 clti_u_d, cle_s_b, cle_s_h, cle_s_w, cle_s_d, clei_s_b, clei_s_h,
4344 clei_s_w, clei_s_d, cle_u_b, cle_u_h, cle_u_w, cle_u_d, clei_u_b,
4345 clei_u_h, clei_u_w, clei_u_d, ld_b, ld_h, ld_w, ld_d, st_b, st_h,
4346 st_w, st_d, sat_s_b, sat_s_h, sat_s_w, sat_s_d, sat_u_b, sat_u_h,
4347 sat_u_w, sat_u_d, add_a_b, add_a_h, add_a_w, add_a_d, adds_a_b,
4348 adds_a_h, adds_a_w, adds_a_d, adds_s_b, adds_s_h, adds_s_w,
4349 adds_s_d, adds_u_b, adds_u_h, adds_u_w, adds_u_d, ave_s_b,
4350 ave_s_h, ave_s_w, ave_s_d, ave_u_b, ave_u_h, ave_u_w, ave_u_d,
4351 aver_s_b, aver_s_h, aver_s_w, aver_s_d, aver_u_b, aver_u_h,
4352 aver_u_w, aver_u_d, subs_s_b, subs_s_h, subs_s_w, subs_s_d,
4353 subs_u_b, subs_u_h, subs_u_w, subs_u_d, subsuu_s_b, subsuu_s_h,
4354 subsuu_s_w, subsuu_s_d, subsus_u_b, subsus_u_h, subsus_u_w,
4355 subsus_u_d, asub_s_b, asub_s_h, asub_s_w, asub_s_d, asub_u_b,
4356 asub_u_h, asub_u_w, asub_u_d, mulv_b, mulv_h, mulv_w, mulv_d,
4357 maddv_b, maddv_h, maddv_w, maddv_d, msubv_b, msubv_h, msubv_w,
4358 msubv_d, div_s_b, div_s_h, div_s_w, div_s_d, div_u_b, div_u_h,
4359 div_u_w, div_u_d, hadd_s_h, hadd_s_w, hadd_s_d, hadd_u_h,
4360 hadd_u_w, hadd_u_d, hsub_s_h, hsub_s_w, hsub_s_d, hsub_u_h,
4361 hsub_u_w, hsub_u_d, mod_s_b, mod_s_h, mod_s_w, mod_s_d, mod_u_b,
4362 mod_u_h, mod_u_w, mod_u_d, dotp_s_h, dotp_s_w, dotp_s_d,
4363 dotp_u_h, dotp_u_w, dotp_u_d, dpadd_s_h, dpadd_s_w, dpadd_s_d,
4364 dpadd_u_h, dpadd_u_w, dpadd_u_d, dpsub_s_h, dpsub_s_w, dpsub_s_d,
4365 dpsub_u_h, dpsub_u_w, dpsub_u_d, sld_b, sld_h, sld_w, sld_d,
4366 sldi_b, sldi_h, sldi_w, sldi_d, splat_b, splat_h, splat_w,
4367 splat_d, splati_b, splati_h, splati_w, splati_d, pckev_b,
4368 pckev_h, pckev_w, pckev_d, pckod_b, pckod_h, pckod_w, pckod_d,
4369 ilvl_b, ilvl_h, ilvl_w, ilvl_d, ilvr_b, ilvr_h, ilvr_w, ilvr_d,
4370 ilvev_b, ilvev_h, ilvev_w, ilvev_d, ilvod_b, ilvod_h, ilvod_w,
4371 ilvod_d, vshf_b, vshf_h, vshf_w, vshf_d, and_v, andi_b, or_v,
4372 ori_b, nor_v, nori_b, xor_v, xori_b, bmnz_v, bmnzi_b, bmz_v,
4373 bmzi_b, bsel_v, bseli_b, shf_b, shf_h, shf_w, bnz_v, bz_v,
4374 fill_b, fill_h, fill_w, fill_d, pcnt_b, pcnt_h, pcnt_w,
4375 pcnt_d, nloc_b, nloc_h, nloc_w, nloc_d, nlzc_b, nlzc_h, nlzc_w,
4376 nlzc_d, copy_s_b, copy_s_h, copy_s_w, copy_s_d, copy_u_b,
4377 copy_u_h, copy_u_w, copy_u_d, insert_b, insert_h, insert_w,
4378 insert_d, insve_b, insve_h, insve_w, insve_d, bnz_b, bnz_h,
4379 bnz_w, bnz_d, bz_b, bz_h, bz_w, bz_d, ldi_b, ldi_h, ldi_w, ldi_d,
4380 fcaf_w, fcaf_d, fcor_w, fcor_d, fcun_w, fcun_d, fcune_w, fcune_d,
4381 fcueq_w, fcueq_d, fceq_w, fceq_d, fcne_w, fcne_d, fclt_w, fclt_d,
4382 fcult_w, fcult_d, fcle_w, fcle_d, fcule_w, fcule_d, fsaf_w,
4383 fsaf_d, fsor_w, fsor_d, fsun_w, fsun_d, fsune_w, fsune_d,
4384 fsueq_w, fsueq_d, fseq_w, fseq_d, fsne_w, fsne_d, fslt_w,
4385 fslt_d, fsult_w, fsult_d, fsle_w, fsle_d, fsule_w, fsule_d,
4386 fadd_w, fadd_d, fsub_w, fsub_d, fmul_w, fmul_d, fdiv_w, fdiv_d,
4387 fmadd_w, fmadd_d, fmsub_w, fmsub_d, fexp2_w, fexp2_d, fexdo_h,
4388 fexdo_w, ftq_h, ftq_w, fmin_w, fmin_d, fmin_a_w, fmin_a_d,
4389 fmax_w, fmax_d, fmax_a_w, fmax_a_d, mul_q_h, mul_q_w, mulr_q_h,
4390 mulr_q_w, madd_q_h, madd_q_w, maddr_q_h, maddr_q_w, msub_q_h,
4391 msub_q_w, msubr_q_h, msubr_q_w, fclass_w, fclass_d, fsqrt_w,
4392 fsqrt_d, frcp_w, frcp_d, frint_w, frint_d, frsqrt_w, frsqrt_d,
4393 flog2_w, flog2_d, fexupl_w, fexupl_d, fexupr_w, fexupr_d, ffql_w,
4394 ffql_d, ffqr_w, ffqr_d, ftint_s_w, ftint_s_d, ftint_u_w,
4395 ftint_u_d, ftrunc_s_w, ftrunc_s_d, ftrunc_u_w, ftrunc_u_d,
4396 ffint_s_w, ffint_s_d, ffint_u_w, ffint_u_d, ctcmsa, cfcmsa,
4398 (mips_get_builtin_decl_index): New array.
4399 (MIPS_ATYPE_QI, MIPS_ATYPE_HI, MIPS_ATYPE_V2DI, MIPS_ATYPE_V4SI)
4400 (MIPS_ATYPE_V8HI, MIPS_ATYPE_V16QI, MIPS_ATYPE_V2DF)
4401 (MIPS_ATYPE_V4SF, MIPS_ATYPE_UV2DI, MIPS_ATYPE_UV4SI)
4402 (MIPS_ATYPE_UV8HI, MIPS_ATYPE_UV16QI): New.
4403 (mips_init_builtins): Initialize mips_get_builtin_decl_index
4405 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
4407 (mips_expand_builtin_insn): Prepare operands for
4408 CODE_FOR_msa_addvi_b, CODE_FOR_msa_addvi_h, CODE_FOR_msa_addvi_w,
4409 CODE_FOR_msa_addvi_d, CODE_FOR_msa_clti_u_b,
4410 CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w,
4411 CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_u_b,
4412 CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w,
4413 CODE_FOR_msa_clei_u_d, CODE_FOR_msa_maxi_u_b,
4414 CODE_FOR_msa_maxi_u_h, CODE_FOR_msa_maxi_u_w,
4415 CODE_FOR_msa_maxi_u_d, CODE_FOR_msa_mini_u_b,
4416 CODE_FOR_msa_mini_u_h, CODE_FOR_msa_mini_u_w,
4417 CODE_FOR_msa_mini_u_d, CODE_FOR_msa_subvi_b,
4418 CODE_FOR_msa_subvi_h, CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d,
4419 CODE_FOR_msa_ceqi_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w,
4420 CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b,
4421 CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w,
4422 CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clei_s_b,
4423 CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w,
4424 CODE_FOR_msa_clei_s_d, CODE_FOR_msa_maxi_s_b,
4425 CODE_FOR_msa_maxi_s_h, CODE_FOR_msa_maxi_s_w,
4426 CODE_FOR_msa_maxi_s_d, CODE_FOR_msa_mini_s_b,
4427 CODE_FOR_msa_mini_s_h, CODE_FOR_msa_mini_s_w,
4428 CODE_FOR_msa_mini_s_d, CODE_FOR_msa_andi_b, CODE_FOR_msa_ori_b,
4429 CODE_FOR_msa_nori_b, CODE_FOR_msa_xori_b, CODE_FOR_msa_bmzi_b,
4430 CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bseli_b, CODE_FOR_msa_fill_b,
4431 CODE_FOR_msa_fill_h, CODE_FOR_msa_fill_w, CODE_FOR_msa_fill_d,
4432 CODE_FOR_msa_ilvl_b, CODE_FOR_msa_ilvl_h, CODE_FOR_msa_ilvl_w,
4433 CODE_FOR_msa_ilvl_d, CODE_FOR_msa_ilvr_b, CODE_FOR_msa_ilvr_h,
4434 CODE_FOR_msa_ilvr_w, CODE_FOR_msa_ilvr_d, CODE_FOR_msa_ilvev_b,
4435 CODE_FOR_msa_ilvev_h, CODE_FOR_msa_ilvev_w, CODE_FOR_msa_ilvod_b,
4436 CODE_FOR_msa_ilvod_h, CODE_FOR_msa_ilvod_w, CODE_FOR_msa_pckev_b,
4437 CODE_FOR_msa_pckev_h, CODE_FOR_msa_pckev_w, CODE_FOR_msa_pckod_b,
4438 CODE_FOR_msa_pckod_h, CODE_FOR_msa_pckod_w, CODE_FOR_msa_slli_b,
4439 CODE_FOR_msa_slli_h, CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d,
4440 CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w,
4441 CODE_FOR_msa_srai_d, CODE_FOR_msa_srli_b, CODE_FOR_msa_srli_h,
4442 CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d, CODE_FOR_msa_insert_b,
4443 CODE_FOR_msa_insert_h, CODE_FOR_msa_insert_w,
4444 CODE_FOR_msa_insert_d, CODE_FOR_msa_insve_b,
4445 CODE_FOR_msa_insve_h, CODE_FOR_msa_insve_w, CODE_FOR_msa_insve_d,
4446 CODE_FOR_msa_shf_b, CODE_FOR_msa_shf_h, CODE_FOR_msa_shf_w,
4447 CODE_FOR_msa_shf_w_f, CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h,
4448 CODE_FOR_msa_vshf_w, CODE_FOR_msa_vshf_d.
4449 (mips_expand_builtin): Add case for MIPS_BULTIN_MSA_TEST_BRANCH.
4450 (mips_set_compression_mode): Disallow MSA with MIPS16 code.
4451 (mips_option_override): -mmsa requires -mfp64 and -mhard-float.
4452 These are set implicitly and an error is reported if overridden.
4453 (mips_expand_builtin_msa_test_branch): New function.
4454 (mips_expand_msa_shuffle): Likewise.
4455 (MAX_VECT_LEN): Increase maximum length of a vector to 16 bytes.
4456 (TARGET_SCHED_REASSOCIATION_WIDTH): Define target hook.
4457 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Likewise.
4458 (mips_expand_vec_unpack): Add support for MSA.
4459 (mips_expand_vector_init): Likewise.
4460 (mips_expand_vi_constant): Use CONST0_RTX (element_mode)
4461 instead of const0_rtx.
4462 (mips_msa_vec_parallel_const_half): New function.
4463 (mips_gen_const_int_vector): Likewise.
4464 (mips_gen_const_int_vector_shuffle): Likewise.
4465 (mips_expand_msa_cmp): Likewise.
4466 (mips_expand_vec_cond_expr): Likewise.
4467 * config/mips/mips.h
4468 (TARGET_CPU_CPP_BUILTINS): Add __mips_msa and __mips_msa_width.
4469 (OPTION_DEFAULT_SPECS): Ignore --with-fp-32 if -mmsa is
4471 (ASM_SPEC): Pass mmsa and mno-msa to the assembler.
4472 (ISA_HAS_MSA): New macro.
4473 (UNITS_PER_MSA_REG): Likewise.
4474 (BITS_PER_MSA_REG): Likewise.
4475 (BIGGEST_ALIGNMENT): Redefine using ISA_HAS_MSA.
4476 (MSA_REG_FIRST): New macro.
4477 (MSA_REG_LAST): Likewise.
4478 (MSA_REG_NUM): Likewise.
4479 (MSA_REG_P): Likewise.
4480 (MSA_REG_RTX_P): Likewise.
4481 (MSA_SUPPORTED_MODE_P): Likewise.
4482 (HARD_REGNO_CALL_PART_CLOBBERED): Redefine using TARGET_MSA.
4483 (ADDITIONAL_REGISTER_NAMES): Add named registers $w0-$w31.
4484 * config/mips/mips.md: Include mips-msa.md.
4485 (alu_type): Add simd_add.
4486 (mode): Add V2DI, V4SI, V8HI, V16QI, V2DF, V4SF.
4487 (type): Add simd_div, simd_fclass, simd_flog2, simd_fadd,
4488 simd_fcvt, simd_fmul, simd_fmadd, simd_fdiv, simd_bitins,
4489 simd_bitmov, simd_insert, simd_sld, simd_mul, simd_fcmp,
4490 simd_fexp2, simd_int_arith, simd_bit, simd_shift, simd_splat,
4491 simd_fill, simd_permute, simd_shf, simd_sat, simd_pcnt,
4492 simd_copy, simd_branch, simd_cmsa, simd_fminmax, simd_logic,
4493 simd_move, simd_load, simd_store. Choose "multi" for moves
4495 (qword_mode): New attribute.
4496 (insn_count): Add instruction count for quad moves.
4497 Increase the count for MIPS SIMD division.
4498 (UNITMODE): Add UNITMODEs for vector types.
4499 (addsub): New code iterator.
4500 * config/mips/mips.opt (mmsa): New option.
4501 * config/mips/msa.h: New file.
4502 * config/mips/mti-elf.h: Don't infer -mfpxx if -mmsa is
4504 * config/mips/mti-linux.h: Likewise.
4505 * config/mips/predicates.md
4506 (const_msa_branch_operand): New constraint.
4507 (const_uimm3_operand): Likewise.
4508 (const_uimm4_operand): Likewise.
4509 (const_uimm5_operand): Likewise.
4510 (const_uimm8_operand): Likewise.
4511 (const_imm5_operand): Likewise.
4512 (aq10b_operand): Likewise.
4513 (aq10h_operand): Likewise.
4514 (aq10w_operand): Likewise.
4515 (aq10d_operand): Likewise.
4516 (const_m1_operand): Likewise.
4517 (reg_or_m1_operand): Likewise.
4518 (const_exp_2_operand): Likewise.
4519 (const_exp_4_operand): Likewise.
4520 (const_exp_8_operand): Likewise.
4521 (const_exp_16_operand): Likewise.
4522 (const_vector_same_val_operand): Likewise.
4523 (const_vector_same_simm5_operand): Likewise.
4524 (const_vector_same_uimm5_operand): Likewise.
4525 (const_vector_same_uimm6_operand): Likewise.
4526 (const_vector_same_uimm8_operand): Likewise.
4527 (par_const_vector_shf_set_operand): Likewise.
4528 (reg_or_vector_same_val_operand): Likewise.
4529 (reg_or_vector_same_simm5_operand): Likewise.
4530 (reg_or_vector_same_uimm6_operand): Likewise.
4531 * doc/extend.texi (MIPS SIMD Architecture Functions): New
4533 * doc/invoke.texi (-mmsa): Document new option.
4535 2016-05-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4537 * configure.ac (enable_vtable_verify): Handle --enable-vtable-verify.
4538 * configure: Regenerate.
4539 * config.in: Regenerate.
4540 * gcc.c (VTABLE_VERIFICATION_SPEC) [!ENABLE_VTABLE_VERIFY]: Error
4542 * config/sol2.h [!ENABLE_VTABLE_VERIFY] (STARTFILE_VTV_SPEC): Define.
4543 (ENDFILE_VTV_SPEC): Define.
4545 2016-05-09 Kaushik Phatak <kaushik.phatak@kpit.com>
4547 * config/rl78/rl78.c (rl78_expand_prologue): Save the MDUC related
4548 registers in all interrupt handlers if necessary.
4549 (rl78_option_override): Add warning.
4550 (MUST_SAVE_MDUC_REGISTERS): New macro.
4551 (rl78_expand_epilogue): Restore the MDUC registers if necessary.
4552 * config/rl78/rl78.c (check_mduc_usage): New function.
4553 (mduc_regs): New structure to hold MDUC register data.
4554 * config/rl78/rl78.md (is_g13_muldiv_insn): New attribute.
4555 (mulsi3_g13): Add is_g13_muldiv_insn attribute.
4556 (udivmodsi4_g13): Add is_g13_muldiv_insn attribute.
4557 (mulhi3_g13): Add is_g13_muldiv_insn attribute.
4558 * config/rl78/rl78.opt (msave-mduc-in-interrupts): New option.
4559 * doc/invoke.texi (RL78 Options): Add -msave-mduc-in-interrupts.
4561 2016-05-09 Bin Cheng <bin.cheng@arm.com>
4563 * tree-if-conv.c (tree-ssa-loop.h): Include header file.
4564 (tree-ssa-loop-niter.h): Ditto.
4565 (idx_within_array_bound, ref_within_array_bound): New functions.
4566 (ifcvt_memrefs_wont_trap): Check if array ref is within bound.
4567 Factor out check on writable base object to ...
4568 (base_object_writable): ... here.
4570 2016-05-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4572 * config/arm/arm.md (probe_stack): Add modes to set source
4575 2016-05-09 Bernd Schmidt <bschmidt@redhat.com>
4577 * regrename.c (base_reg_class_for_rename): New static function.
4578 (scan_rtx_address, scan_rtx): Use it instead of base_reg_class.
4580 2016-05-08 Jan Hubicka <hubicka@ucw.cz>
4582 * cgraph.c (thunk_adjust): Export.
4583 * cgraphclones.c (cgraph_node::create_clone): Clone thunk info.
4584 * cgraphunit.c (thunk_adjust): Export.
4585 (cgraph_node::assemble_thunks_and_aliases): Do not assemble inlined
4587 * ipa-inline-analyssi.c (compute_inline_parameters): Thunks are
4589 * tree-inline.c (expand_call_inline): Expand thunks inline.
4591 2016-05-08 Uros Bizjak <ubizjak@gmail.com>
4594 * config/i386/sse.md (*sse2_vd_cvtsd2ss): New insn pattern.
4595 (*sse2_vd_cvtss2sd): Ditto.
4596 * config/i386/i386.md
4597 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf splitter):
4598 Generate *sse2_vd_cvtsd2ss pattern.
4599 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df splitter):
4600 Generate *sse2_vd_cvtss2sd pattern.
4602 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
4604 * config/sh/sh.h (GET_SH_ARG_CLASS): Convert macro into ...
4605 * config/sh/sh.c (get_sh_arg_class): ... this new function. Update its
4608 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
4610 * config/sh/sh-protos.h (sh_media_register_for_return): Remove.
4611 * config/sh/sh.c: Define and declare variables on first use throughout
4613 (current_function_interrupt): Change to bool type.
4614 (frame_insn): Rename to emit_frame_insn and update users.
4615 (push_regs): Use bool for 'interrupt_handler' argument.
4616 (save_schedule_s): Remove.
4617 (TARGET_ASM_UNALIGNED_DI_OP, TARGET_ASM_ALIGNED_DI_OP): Remove.
4618 (sh_option_override): Don't nullify targetm.asm_out.aligned_op.di and
4619 targetm.asm_out.unaligned_op.di.
4620 (gen_far_branch): Remove redundant forward declaration.
4621 (sh_media_register_for_return, MAX_SAVED_REGS, save_entry_s, save_entry,
4622 MAX_TEMPS, save_schedule_ssave_schedule): Remove.
4623 (sh_set_return_address, sh_function_ok_for_sibcall,
4624 scavenge_reg): Update comments.
4625 (sh_builtin_saveregs): Use TRAGET_FPU_ANY condition.
4626 (sh2a_get_function_vector_number, sh2a_function_vector_p): Use for loop.
4627 (sh_attr_renesas_p): Remove unnecessary parentheses.
4628 (branch_dest): Simplify.
4629 * config/sh/sh.h (sh_args): Remove byref, byref_regs, stack_regs fields.
4630 Change force_mem, prototype_p, outgoing, renesas_abi fields to bool.
4631 (CUMULATIVE_ARGS): Change macro to typedef.
4632 (current_function_interrupt): Change to bool type.
4633 (sh_arg_class, sh_args, CUMULATIVE_ARGS, current_function_interrupt):
4634 Surround with __cplusplus ifdef.
4635 (sh_compare_op0, sh_compare_op1): Remove.
4636 (EPILOGUE_USES): Use TARGET_FPU_ANY condition.
4638 2016-05-07 Jim Wilson <jim.wilson@linaro.org>
4640 * config/arm/arm.md: (arch): Add neon.
4641 (arch_enabled): Return yes for arch neon when TARGET_NEON.
4642 * config/arm/vfp.md (movdf_vfp): Add w/G as alternative 3. Add
4643 neon_move as type for alt 3. Add arch attr enabling alt 3 for neon.
4644 Emit vmov.i64 for alt 3. Renumber alternatives 3 to 8. Adjust
4645 attributes for alt renumbering. Mark alt 3 as non-predicable.
4646 (thumb2_movdf_vfp): Likewise.
4648 2016-05-07 Uros Bizjak <ubizjak@gmail.com>
4650 * config/i386/i386.md (*addqi_1): Add preferred_for_speed attribute
4651 to disparage alternatives 3 and 4 for TARGET_PARTIAL_REG_STALL targets.
4652 (*andqi_1): Add preferred_for_speed attribute to disparage
4653 alternative 2 for TARGET_PARTIAL_REG_STALL targets.
4654 (*<code>qi_1): Ditto.
4655 (*one_cmplqi2_1): Add preferred_for_speed attribute to disparage
4656 alternative 1 for TARGET_PARTIAL_REG_STALL targets.
4657 (*ashlqi3_1): Ditto.
4658 (*swap<mode>): Merge from *swap<mode>_1 and *swap<mode>_2 patterns.
4659 Add preferred_for_size attribute to disparage alternative 0 and
4660 preferred_for_speed attribute to disparage alternative 1 for
4661 TARGET_PARTIAL_REG_STALL targets.
4663 2016-05-07 Tom de Vries <tom@codesourcery.com>
4665 PR tree-optimization/70956
4666 * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL
4669 2016-05-07 Oleg Endo <olegendo@gcc.gnu.org>
4671 * config/sh/sh-protos.h (sh_cbranch_distance): Declare new function.
4672 * config/sh/sh.c (sh_cbranch_distance): Implement it.
4673 * config/sh/sh.md (branch_zero): Remove define_attr.
4674 (define_delay): Disable delay slot if branch distance is one insn.
4676 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
4678 * config/i386/i386.md (LEAMODE): New mode attribute.
4679 (plus to LEA splitter): Rewrite splitter using LEAMODE mode attribute.
4680 (ashift to LEA splitter): Rewrte splitter using SWI mode iterator
4681 and LEAMODE mode attribute. Use VOIDmode const_0_to_3_operand as
4682 operand 2 predicate.
4683 (*lea<mode>_general_2): Use VOIDmode for const248_operand.
4684 (*lea<mode>_general_3): Ditto.
4685 (*lea<mode>_general_4): Use VOIDmode for const_0_to_3_operand.
4687 2016-05-06 Jakub Jelinek <jakub@redhat.com>
4689 * genmddump.c (main): Convert argv from char ** to const char **.
4691 2016-05-06 David Malcolm <dmalcolm@redhat.com>
4693 * coretypes.h (OVERRIDE): New macro.
4696 2016-05-06 Eric Botcazou <ebotcazou@adacore.com>
4698 * tree-ssa-coalesce.c (gimple_can_coalesce_p): In the optimized case,
4699 allow coalescing if the types are compatible.
4701 2016-05-06 David Malcolm <dmalcolm@redhat.com>
4703 * pass_manager.h (pass_manager::register_pass_name): New method.
4704 (pass_manager::get_pass_by_name): New method.
4705 (pass_manager::create_pass_tab): New method.
4706 (pass_manager::m_name_to_pass_map): New field.
4707 * passes.c (name_to_pass_map): Delete global in favor of field
4708 "m_name_to_pass_map" of pass_manager.
4709 (register_pass_name): Rename from a function to...
4710 (pass_manager::register_pass_name): ...this method, updating
4711 for renaming of global "name_to_pass_map" to field
4712 "m_name_to_pass_map".
4713 (create_pass_tab): Rename from a function to...
4714 (pass_manager::create_pass_tab): ...this method, updating
4715 for renaming of global "name_to_pass_map" to field.
4716 (get_pass_by_name): Rename from a function to...
4717 (pass_manager::get_pass_by_name): ...this method.
4718 (enable_disable_pass): Convert use of get_pass_by_name to
4719 a method call, locating the pass_manager singleton.
4721 2016-05-06 David Malcolm <dmalcolm@redhat.com>
4723 * genattr-common.c (main): Convert argv from char ** to const char **.
4724 * genattr.c (main): Likewise.
4725 * genattrtab.c (main): Likewise.
4726 * genautomata.c (initiate_automaton_gen): Likewise.
4728 * gencodes.c (main): Likewise.
4729 * genconditions.c (main): Likewise.
4730 * genconfig.c (main): Likewise.
4731 * genconstants.c (main): Likewise.
4732 * genemit.c (main): Likewise.
4733 * genenums.c (main): Likewise.
4734 * genextract.c (main): Likewise.
4735 * genflags.c (main): Likewise.
4736 * genmddeps.c (main): Likewise.
4737 * genopinit.c (main): Likewise.
4738 * genoutput.c (main): Likewise.
4739 * genpeep.c (main): Likewise.
4740 * genpreds.c (main): Likewise.
4741 * genrecog.c (main): Likewise.
4742 * gensupport.c (init_rtx_reader_args_cb): Likewise.
4743 (init_rtx_reader_args): Likewise.
4744 * gensupport.h (init_rtx_reader_args_cb): Likewise.
4745 (init_rtx_reader_args): Likewise.
4746 * gentarget-def.c (main): Likewise.
4747 * read-md.c (read_md_files): Likewise.
4748 * read-md.h (read_md_files): Likewise.
4750 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
4752 * config/i386/i386.md (int cmove peephole2s): Use general_reg_operand
4753 instead of register_and_not_any_fp_reg_operand as operand 0 predicate.
4754 * config/i386/predicates.md (register_and_not_any_fp_reg_operand):
4755 Remove unused predicate.
4756 (register_and_not_fp_reg_operand): Ditto.
4758 2016-05-06 Martin Liska <mliska@suse.cz>
4760 * tree-if-conv.c (ifcvt_split_critical_edges): Use auto_vec
4761 instead of vec as the vector is local to the function.
4763 2016-05-06 Jakub Jelinek <jakub@redhat.com>
4765 * config/i386/sse.md (*<code>v8hi3, *<code>v16qi3): Add
4766 avx512bw alternative.
4768 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>): Move
4769 before the ashr<mode>3 pattern.
4771 * config/i386/sse.md (*avx2_pmaddwd, *sse2_pmaddwd): 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 (*vec_extractv4sf_0, *sse4_1_extractps,
4776 *vec_extractv4sf_mem, vec_extract_lo_v16hi, vec_extract_hi_v16hi,
4777 vec_extract_lo_v32qi, vec_extract_hi_v32qi): Use v instead of x
4778 in vex or maybe_vex alternatives, use maybe_evex instead of vex
4781 * config/i386/sse.md (*vec_concatv2sf_sse4_1, *vec_concatv4sf): Use
4782 v instead of x in vex or maybe_vex alternatives, use
4783 maybe_evex instead of vex in prefix.
4785 * config/i386/sse.md (sse_shufps_<mode>, sse_storehps, sse_loadhps,
4786 sse_storelps, sse_movss, avx2_vec_dup<mode>, avx2_vec_dupv8sf_1,
4787 sse2_shufpd_<mode>, sse2_storehpd, sse2_storelpd, sse2_loadhpd,
4788 sse2_loadlpd, sse2_movsd): Use v instead of x in vex or maybe_vex
4789 alternatives, use maybe_evex instead of vex in prefix.
4791 * config/i386/sse.md (vec_interleave_lowv4sf,
4792 *vec_interleave_highv2df, *vec_interleave_lowv2df): Use
4793 v instead of x in vex or maybe_vex alternatives, use
4794 maybe_evex instead of vex in prefix.
4796 * config/i386/sse.md (sse_movhlps, sse_movlhps): Use
4797 v instead of x in vex or maybe_vex alternatives, use
4798 maybe_evex instead of vex in prefix.
4800 * config/i386/sse.md (*avx_cvtpd2dq256_2, *avx_cvtps2pd256_2): Use
4801 v constraint instead of x.
4803 2016-05-06 Nathan Sidwell <nathan@codesourcery.com>
4805 * gimple.c (gimple_call_same_target_p): Unique functions are eq.
4806 * tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq
4809 2016-05-06 Richard Biener <rguenther@suse.de>
4811 PR tree-optimization/70948
4812 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
4813 Properly clobber all fields of va_list for __builtin_va_start.
4815 2016-05-06 Yuri Rumyantsev <ysrumyan@gmail.com>
4818 * tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with
4819 loop latch destination.
4821 2016-05-06 Martin Liska <mliska@suse.cz>
4823 * tree-ssa-uninit.c: Apply manual changes
4824 to the GNU coding style.
4825 (prune_uninit_phi_opnds): Rename from
4826 prune_uninit_phi_opnds_in_unrealizable_paths.
4828 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
4830 * config/sh/sh.opt (madjust-unroll, minvalid-symbols, msoft-atomic,
4831 mspace): Remove deprecated options.
4832 * doc/invoke.texi (SH options): Remove -mspace.
4834 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
4836 * config/sh/sh.md (ic_invalidate_line_sh4a): Fix insn length.
4838 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
4840 * config/sh/sh.md (*cmpeqsi_t): Remove combine insn pattern and similar
4841 corresponding combine split pattern.
4843 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
4846 * config/sh/predicates.md (long_displacement_mem_operand): New.
4847 * config/sh/sh.md (movsi_i): Allow for SH2A, disallow for any FPU.
4848 Add movi20, movi20s alternatives. Adjust length attribute for
4850 (movsi_ie): Allow for any FPU. Adjust length attribute for
4852 (movsi_i_lowpart): Add movi20, movi20s alternatives. Adjust length
4853 attribute for alternatives.
4854 (*mov<mode>): Use long_displacement_mem_operand for length attribute.
4855 (*movdi_i, movdf_k, movdf_i4, movsf_i, movsf_ie, movsf_ie_ra): Adjust
4856 length attribute for alternatives.
4858 2016-05-06 Richard Biener <rguenther@suse.de>
4860 PR tree-optimization/70960
4861 * tree-if-conv.c (ifcvt_walk_pattern_tree): Handle non-SSA ops.
4863 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
4866 * config/sh/sh.md (*cmp_div0s_7, *cmp_div0s_8): Add div0s variants.
4867 * config/sh/sh.c (sh_rtx_costs): Add another div0s case.
4869 2016-05-06 Marek Polacek <polacek@redhat.com>
4872 * ubsan.c (get_ubsan_type_info_for_type): Remove assert.
4874 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
4877 * config/sh/sh.md (*rotcr): Add another variant.
4879 2016-05-06 Richard Biener <rguenther@suse.de>
4882 * dwarf2out.c (native_encode_initializer): Skip zero-sized fields.
4884 2016-05-06 Richard Biener <rguenther@suse.de>
4887 * fold-const.c (split_tree): Always convert to the original type
4890 2016-05-06 Richard Biener <rguenther@suse.de>
4892 * fwprop.c (fwprop): Remove duplicate cleanup_cfg call.
4893 (fwprop_addr): Likewise.
4895 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
4898 * config/i386/i386-protos.h (ix86_standard_x87sse_constant_load_p):
4900 * config/i386/i386.c (ix86_standard_x87sse_constant_load_p): New.
4901 * config/i386/i386.md (push mem splitter): Use find_constant_src in
4902 the splitter condition.
4903 (FP load splitter): Use ix86_standard_x87sse_constant_load_p in
4904 the splitter condition.
4905 (FP float_extend load splitter): Ditto.
4907 2016-05-05 Uros Bizjak <ubizjak@gmail.com>
4909 * config/i386/i386.md (peehole2 patterns): Change true_regnum
4910 to REGNO in all peephole2 patterns.
4911 (post-reload splitters): Change true_regnum to REGNO in
4912 post-reload splitters.
4913 (zero_extend splitters): Use general_reg_operand and
4914 nonimmediate_gr_operand predicates.
4916 2016-05-05 Jakub Jelinek <jakub@redhat.com>
4918 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>): Use
4919 v constraint instead of x.
4921 2016-05-05 Alan Modra <amodra@gmail.com>
4924 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
4925 set OPTION_MASK_RELOCATABLE when flag_pic == 2. Set
4926 TARGET_NO_FP_IN_TOC for -mrelocatable.
4927 (MINIMAL_TOC_SECTION_ASM_OP): Remove redundant
4928 TARGET_RELOCATABLE test.
4929 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
4930 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
4931 * config/rs6000/linux64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
4932 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
4933 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
4934 * config/rs6000/freebsd64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
4935 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
4936 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
4937 * config/rs6000/predicates.md (easy_fp_constant): Likewise.
4938 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
4940 (rs6000_assemble_integer): Update TARGET_RELOCATABLE test.
4941 (rs6000_stack_info): Likewise.
4942 (rs6000_elf_asm_out_constructor): Likewise.
4943 (rs6000_elf_asm_out_destructor): Likewise.
4944 (rs6000_elf_declare_function_name): Likewise.
4945 * config/rs6000/rs6000.md (load_toc_aix_di): Likewise.
4946 * config/rs6000/rs6000.h (MASK_RELOCATABLE, MASK_MINIMAL_TOC):
4949 2016-05-05 Alan Modra <amodra@gmail.com>
4951 * config/rs6000/rs6000.c (rs6000_frame_related): Rewrite.
4953 2016-05-05 Alan Modra <amodra@gmail.com>
4955 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
4956 out-of-line gpr restore for one or two regs if that would add
4959 2016-05-04 Uros Bizjak <ubizjak@gmail.com>
4962 * config/i386/i386.md
4963 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df peephole2):
4964 Change to post-epilogue_completed late splitter. Use sse_reg_operand
4965 as operand 0 predicate.
4966 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf peephole2):
4968 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float {si,di}->{sf,df} peephole2):
4969 Ditto. Emit the pattern using RTX.
4971 (TARGET_USE_VECTOR_FP_CONVERTS float_extend sf->df splitter):
4972 Use sse_reg_opreand as operand 0 predicate. Do not use true_regnum in
4973 the post-reload splitter. Use lowpart_subreg instead of gen_rtx_REG.
4974 (TARGET_USE_VECTOR_FP_CONVERTS float_truncate df->sf splitter):
4976 (TARGET_USE_VECTOR_CONVERTS float si->{sf,df} splitter): Use
4977 sse_reg_operand as operand 0 predicate.
4979 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_extend sf->df peephole2):
4980 Use sse_reg_opreand as operand 0 predicate. Use lowpart_subreg
4981 instead of gen_rtx_REG.
4982 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_truncate sf->df peephole2):
4985 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
4987 * function.c (emit_use_return_register_into_block): Delete.
4988 (gen_return_pattern): Delete.
4989 (emit_return_into_block): Delete.
4990 (active_insn_between): Delete.
4991 (convert_jumps_to_returns): Delete.
4992 (emit_return_for_exit): Delete.
4993 (thread_prologue_and_epilogue_insns): Delete all code dealing with
4994 simple_return for shrink-wrapped blocks.
4995 * shrink-wrap.c (try_shrink_wrapping): Insert simple_return at the
4996 end of blocks that need one.
4997 (get_unconverted_simple_return): Delete.
4998 (convert_to_simple_return): Delete.
4999 * shrink-wrap.c (get_unconverted_simple_return): Delete declaration.
5000 (convert_to_simple_return): Ditto.
5002 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
5004 * cfgcleanup.c (bb_is_just_return): New function.
5005 (try_optimize_cfg): Simplify jumps to return, branches to return,
5006 and branches around return.
5008 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
5010 * cfgcleanup.c (try_simplify_condjump): Don't try to simplify a
5013 2016-05-04 Jakub Jelinek <jakub@redhat.com>
5017 * tree-core.h (enum operand_equal_flag): Add OEP_HASH_CHECK.
5018 * tree.c (inchash::add_expr): If !IS_EXPR_CODE_CLASS (tclass),
5019 assert flags & OEP_HASH_CHECK, instead of asserting it
5020 never happens. Handle TARGET_EXPR.
5021 * fold-const.c (operand_equal_p): For hash verification,
5022 or in OEP_HASH_CHECK into flags.
5024 2016-05-04 Eric Botcazou <ebotcazou@adacore.com>
5026 * tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head
5028 (compute_samebase_partition_bases): Fix typo.
5030 2016-05-04 Jakub Jelinek <jakub@redhat.com>
5032 * config/i386/sse.md (vec_interleave_highv8sf,
5033 vec_interleave_lowv8sf, vec_interleave_highv4df,
5034 vec_interleave_lowv4df): Remove constraints from expanders.
5036 * config/i386/sse.md (sse2_movq128): Use v constraint instead of x.
5038 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
5040 * tree-inline.c (expand_call_inline): Fix path dealing with
5041 making lhs of call statement undefined.
5043 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
5045 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases):
5046 Check availability on NODE, too.
5047 * cgraph.h (symtab_node::call_for_symbol_and_aliases): Likewise.
5048 (cgraph_node::call_for_symbol_and_aliases): Likewise.
5049 (varpool_node::call_for_symbol_and_aliase): Likewise.
5050 * ipa-pure-const.c (add_new_function): Analyze all bodies.
5051 (propagate_pure_const): Propagate across interposable functions, too.
5052 (skip_function_for_local_pure_const): Do not skip interposable bodies
5054 (pass_local_pure_const::execute): Update.
5056 2016-05-04 Marek Polacek <polacek@redhat.com>
5058 * doc/invoke.texi: Document -Wdangling-else.
5060 2016-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
5062 * config.gcc: Error out when conflicting multilib is detected. Do not
5063 loop over multilibs since no combination is legal.
5065 2016-05-04 Alan Modra <amodra@gmail.com>
5067 * config/rs6000/rs6000.h (PIC_OFFSET_TABLE_REGNUM): Correct.
5068 * config/rs6000/sysv4.h (TARGET_TOC): Simplify.
5069 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
5072 2016-05-04 Matthew Fortune <matthew.fortune@imgtec.com>
5074 * config/mips/mips-cpus.def (p5600): Avoid IMADD by default.
5075 Clean up p5600 comments.
5077 2016-05-04 Richard Biener <rguenther@suse.de>
5079 * match.pd: Add BIT_FIELD_REF canonicalizations and vector
5080 constructor simplifications.
5081 * fold-const.c (fold_ternary_loc): Remove duplicate functionality here.
5083 2016-05-04 Oleg Endo <olegendo@gcc.gnu.org>
5085 * config/sh/predicates (post_inc_mem, pre_dec_mem): New predicates.
5086 * config/sh/sh-protos.h (sh_find_set_of_reg): Return null result if
5087 result.set_rtx is null instead of aborting.
5088 * config/sh/sh.h (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT):
5090 (USE_LOAD_PRE_DECREMENT, USE_STORE_POST_INCREMENT): Enable for SH2A.
5091 * config/sh/sh.md (*extend<mode>si2_predec, *mov<mode>_load_predec,
5092 *mov<mode>_store_postinc): New patterns.
5094 2016-05-04 Marc Glisse <marc.glisse@inria.fr>
5096 * match.pd ((A | B) & (A | C)): Generalize to BIT_XOR_EXPR. Mark
5097 as commutative. Check both conversions are NOP.
5098 ((A & B) OP (C & B)): Remove.
5100 2016-05-04 Alan Modra <amodra@gmail.com>
5102 * combine.c (simplify_set): Correct WORD_REGISTER_OPERATIONS test.
5104 2016-05-04 Alan Modra <amodra@gmail.com>
5107 * config/rs6000/rs6000.c (rs6000_stack_info): Don't set cr_save_p
5108 when cr2,3,4 are all fixed regs.
5110 2016-05-04 Bernd Schmidt <bschmidt@redhat.com>
5112 PR rtl-optimization/57193
5113 * opts.c (default_options_table): Revert OPT_frename_registers change.
5114 * doc/invoke.texi (-frename-registers, -O2): Likewise.
5116 2016-05-03 Martin Sebor <msebor@redhat.com>
5119 * builtins.c (fold_builtin_FILE): New function.
5120 (fold_builtin_FUNCTION, fold_builtin_LINE): New functions.
5121 (fold_builtin_0): Call them.
5122 * gimplify.c (gimplify_call_expr): Remove the handling of
5123 BUILT_IN_FILE, BUILT_IN_FUNCTION, and BUILT_IN_LINE.
5126 * doc/extend.texi (Other Builtins): Update __builtin_FILE,
5127 __builtin_FUNCTION, and __builtin_LINE to reflect they yield
5131 * doc/extend.texi (Function Names as Strings): Update __func__,
5132 __FUNCTION__, __PRETTY_FUNCTION__ to reflect they evaluate to
5135 2016-05-03 Jakub Jelinek <jakub@redhat.com>
5136 Richard Biener <rguenther@suse.de>
5138 PR tree-optimization/70916
5139 * tree-if-conv.c: Include cfganal.h.
5140 (pass_if_conversion::execute): Call connect_infinite_loops_to_exit
5141 and remove_fake_exit_edges around the optimization pass.
5143 2016-05-03 Jan Hubicka <hubicka@ucw.cz>
5145 * cgraph.c (symbol_table::create_edge): Set inline_failed.
5146 (cgraph_edge::make_direct): Likewise.
5147 (cgraph_edge::dump_edge_flags): Dump call_stmt_cannot_inline_p.
5148 * cgraphclones.c (duplicate_thunk_for_node): Set inline_failed.
5149 * cif-code.def (CIF_LTO_MISMATCHED_DECLARATIONS): New code
5150 (CIF_THUNK): New code.
5151 * ipa-inline-analysis.c (initialize_inline_failed): Preserve
5152 CIF_FINAL_ERROR codes; do not deal with call_stmt_cannot_inline_p.
5153 (compute_inline_parameters): Set inline_failed for thunks.
5154 (inline_analyze_function): Cleanup.
5155 * ipa-inline.c (can_inline_edge_p): Do not deal with
5156 call_stmt_cannot_inline_p.
5157 (can_early_inline_edge_p): Likewise.
5158 (early_inliner): Initialize inline_failed.
5159 * lto-cgraph.c (lto_output_edge): Sanity check inline_failed.
5161 2016-05-03 Uros Bizjak <ubizjak@gmail.com>
5163 * config/i386/predicates.md (x87nonimm_ssenomem_operand): Rename
5164 from nonimm_ssenomem_operand.
5165 (nonimm_ssenomem_operand): New predicate.
5166 * config/i386/i386.md (extendsfdf2): Use nonimm_ssenomem_operand
5167 as operand 0 predicate.
5168 (*extendsfdf2): Merge from *extendsfdf2_mixed and *extendsfdf2_i387.
5169 Disable unsupported alternatives using "enabled" attribute.
5170 Use register_ssemem_operand as operand 0 predicate.
5171 (*fop_<mode>_1): Use x87nonimm_ssenomem_operand as operand 1 predicate.
5173 2016-05-03 Marek Polacek <polacek@redhat.com>
5176 * input.c (expansion_point_location): New function.
5177 * input.h (expansion_point_location): Declare.
5179 2016-05-03 Pierre-Marie de Rodat <derodat@adacore.com>
5181 * dwarf2out.c (resolve_args_picking_1): Replace the frame_offset
5182 occurence with frame_offset_ ones.
5184 2016-05-03 Alan Modra <amodra@gmail.com>
5186 PR rtl-optimization/70890
5187 * ira.c (combine_and_move_insns): When moving def_insn, remove
5190 2016-05-03 Dominik Vogt <vogt@linux.vnet.ibm.com>
5192 * config/s390/s390.md ("*r<noxa>sbg_<mode>_sll")
5193 ("*r<noxa>sbg_<mode>_srl"): New define_insns.
5194 ("*r<noxa>sbg_<mode>_srl_bitmask"): Rename by adding "_bitmask".
5195 ("*r<noxa>sbg_<mode>_sll_bitmask"): Likewise.
5197 2016-05-03 Alan Modra <amodra@gmail.com>
5199 * config/rs6000/rs6000.c (rs6000_savres_strategy): Correct condition
5200 for SAVE_MULTIPLE/STORE_MULTIPLE.
5202 2016-05-03 Jakub Jelinek <jakub@redhat.com>
5204 * config/i386/i386.md (*truncdfsf_mixed, *truncdfsf_i387,
5205 *truncxfsf2_mixed, *truncxfdf2_mixed): Use v constraint instead of x.
5207 2016-05-03 Richard Biener <rguenther@suse.de>
5209 * gimplify.h (get_initialized_tmp_var): Add allow_ssa parameter
5211 (gimplify_arg): Likewise.
5212 * gimplify.c (gimplify_expr): Add overload with allow_ssa parameter,
5213 re-writing the result to a decl if required.
5214 (internal_get_tmp_var): Add allow_ssa parameter
5215 and override into_ssa with it.
5216 (get_formal_tmp_var): Adjust.
5217 (get_initialized_tmp_var): Add allow_ssa parameter.
5218 (gimplify_arg): Add allow_ssa parameter and avoid generating
5219 SSA names for the result false.
5220 (gimplify_call_expr): If the call may return twice do not
5221 gimplify parameters into SSA.
5222 (prepare_gimple_addressable): Do not allow an SSA name as temporary.
5223 (gimplify_modify_expr): Adjust assert. For noreturn calls
5224 with a SSA name LHS adjust its def.
5225 (gimplify_save_expr): Do not allow an SSA name as save-expr result.
5226 (gimplify_one_sizepos): Do not allow an SSA name as a sizepos.
5227 (gimplify_body): Init GIMPLE SSA data structures and gimplify into-SSA.
5228 (gimplify_scan_omp_clauses): Make sure OMP_CLAUSE_SIZE is not
5229 an SSA name. Likewise for OMP_CLAUSE_REDUCTION operands.
5230 (gimplify_omp_for): Likewise for OMP_CLAUSE_DECL. Likewise
5231 for OMP_FOR_COND, OMP_FOR_INCR and OMP_CLAUSE_LINEAR_STEP.
5232 (optimize_target_teams): Do not allow SSA names for clause operands.
5233 (gimplify_expr): Likewise for where we mark the result addressable.
5234 * passes.def (pass_init_datastructures): Remove.
5235 * tree-into-ssa.c (mark_def_sites): Ignore existing SSA names.
5236 (rewrite_stmt): Likewise.
5237 * tree-inline.c (initialize_cfun): Properly transfer SSA state.
5238 (replace_locals_op): Replace SSA names.
5239 (copy_gimple_seq_and_replace_locals): Init src_cfun.
5240 * gimple-low.c (lower_builtin_setjmp): Deal with SSA.
5241 * cgraph.c (release_function_body): Free CFG annotations only
5242 when we have a CFG. Simplify.
5243 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
5244 force_gimple_operand instead of get_initialized_tmp_var.
5245 * tree-pass.h (make_pass_init_datastructures): Remove.
5246 * tree-ssa.c (execute_init_datastructures): Remove.
5247 (pass_data_init_datastructures): Likewise.
5248 (class pass_init_datastructures): Likewise.
5249 (make_pass_init_datastructures): Likewise.
5250 * omp-low.c (create_omp_child_function): Init SSA data structures.
5251 (grid_expand_target_grid_body): Likewise.
5252 * tree-cfg.c (move_block_to_fn): Double-check the DEF is an SSA
5253 name before adding it to names_to_release.
5254 (remove_bb): Always release SSA defs.
5255 * tree-ssa-ccp.c (get_default_value): Check SSA_NAME_VAR
5256 before dereferencing it.
5257 * cgraphunit.c (init_lowered_empty_function): Always
5258 int SSA data structures.
5259 * tree-ssanames.c (release_defs): Remove assert that we are in
5261 * trans-mem.c (diagnose_tm_1): Handle SSA name function.
5263 2016-05-03 Jakub Jelinek <jakub@redhat.com>
5264 Uros Bizjak <ubizjak@gmail.com>
5266 PR rtl-optimization/70467
5267 * config/i386/predicates.md (x86_64_hilo_int_operand,
5268 x86_64_hilo_general_operand): New predicates.
5269 * config/i386/constraints.md (Wd): New constraint.
5270 * config/i386/i386.md (mode attr di): Use Wd instead of e.
5271 (general_hilo_operand): New mode attr.
5272 (add<mode>3, sub<mode>3): Use <general_hilo_operand>
5273 instead of <general_operand>.
5274 (*add<dwi>3_doubleword, *sub<dwi>3_doubleword): Use
5275 x86_64_hilo_general_operand instead of <general_operand>.
5277 2016-05-03 Jakub Jelinek <jakub@redhat.com>
5279 PR tree-optimization/70916
5280 * tree-if-conv.c (constant_or_ssa_name): Removed.
5281 (fold_build_cond_expr): Use is_gimple_val instead of
5282 constant_or_ssa_name.
5284 PR tree-optimization/70916
5285 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up
5286 if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P.
5289 * tree-ssa-ccp.c: Include stor-layout.h and optabs-query.h.
5290 (optimize_atomic_bit_test_and): New function.
5291 (pass_fold_builtins::execute): Use it.
5292 * optabs.def (atomic_bit_test_and_set_optab,
5293 atomic_bit_test_and_complement_optab,
5294 atomic_bit_test_and_reset_optab): New optabs.
5295 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET,
5296 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_BIT_TEST_AND_RESET): New ifns.
5297 * builtins.h (expand_ifn_atomic_bit_test_and): New prototype.
5298 * builtins.c (expand_ifn_atomic_bit_test_and): New function.
5299 * internal-fn.c (expand_ATOMIC_BIT_TEST_AND_SET,
5300 expand_ATOMIC_BIT_TEST_AND_COMPLEMENT,
5301 expand_ATOMIC_BIT_TEST_AND_RESET): New functions.
5302 * doc/md.texi (atomic_bit_test_and_set@var{mode},
5303 atomic_bit_test_and_complement@var{mode},
5304 atomic_bit_test_and_reset@var{mode}): Document.
5305 * config/i386/sync.md (atomic_bit_test_and_set<mode>,
5306 atomic_bit_test_and_complement<mode>,
5307 atomic_bit_test_and_reset<mode>): New expanders.
5308 (atomic_bit_test_and_set<mode>_1,
5309 atomic_bit_test_and_complement<mode>_1,
5310 atomic_bit_test_and_reset<mode>_1): New insns.
5312 2016-05-03 Richard Sandiford <richard.sandiford@arm.com>
5314 PR rtl-optimization/70687
5315 * combine.c (change_zero_ext): Check for scalar modes. Use wide_int
5316 instead of unsigned HOST_WIDE_INT.
5318 2016-05-03 Bernd Schmidt <bschmidt@redhat.com>
5320 PR rtl-optimization/44281
5321 * hard-reg-set.h (struct target_hard_regs): New field
5322 x_fixed_nonglobal_reg_set.
5323 (fixed_nonglobal_reg_set): New macro.
5324 * reginfo.c (init_reg_sets_1): Initialize it.
5325 * ira.c (setup_alloc_regs): Use fixed_nonglobal_reg_set instead
5327 * df-scan.c (df_insn_refs_collect): Asms may reference global regs.
5329 2016-05-03 Bin Cheng <bin.cheng@arm.com>
5331 PR tree-optimization/56541
5332 * doc/invoke.texi (@item max-tree-if-conversion-phi-args): New item.
5333 * params.def (PARAM_MAX_TREE_IF_CONVERSION_PHI_ARGS): new param.
5334 * tree-if-conv.c (MAX_PHI_ARG_NUM): new macro.
5335 (any_complicated_phi): new static variable.
5336 (aggressive_if_conv): delete.
5337 (if_convertible_phi_p): support phis with more than two arguments.
5338 (if_convertible_bb_p): remvoe check on aggressive_if_conv and
5339 critical pred edges.
5340 (ifcvt_split_critical_edges): support phis with more than two
5341 arguments by checking new parameter. only split critical edges
5343 (tree_if_conversion): handle simd pragma marked loop using new
5344 local variable aggressive_if_conv. check any_complicated_phi.
5346 2016-05-03 Bin Cheng <bin.cheng@arm.com>
5348 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check depends_on
5351 2016-05-03 Bin Cheng <bin.cheng@arm.com>
5353 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Don't clobber
5356 2016-05-03 Oleg Endo <olegendo@gcc.gnu.org>
5358 * config/sh/sh.md (udivsi3, divsi3, mulsi3): Simplify.
5359 (mulhisi3, umulhisi3, (smulsi3_highpart, umulsi3_highpart): Convert to
5360 define_insn_and_split.
5361 (mulsi3_i): New define_insn_and_split.
5362 (mulsi3_call): Convert to define_insn.
5363 (mulsidi3, mulsidi3_compact, umulsidi3, umulsidi3_compact):
5366 2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com>
5368 * machmode.h (mode_complex): Add support to give the complex mode
5370 (GET_MODE_COMPLEX_MODE): Likewise.
5371 * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode
5372 stored by build_complex_type and gfc_build_complex_type instead of
5373 trying to figure out the appropriate mode based on the size. Raise
5374 an assertion error, if the type was not set.
5375 * genmodes.c (struct mode_data): Add field for the complex type of
5377 (blank_mode): Likewise.
5378 (make_complex_modes): Remember the complex mode created in the
5380 (emit_mode_complex): Write out the mode_complex array to map a
5381 type mode to the complex version.
5382 (emit_insn_modes_c): Likewise.
5383 * tree.c (build_complex_type): Set the complex type to use before
5384 calling layout_type.
5385 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add
5386 support for __float128 complex datatypes.
5387 (rs6000_hard_regno_mode_ok): Likewise.
5388 (rs6000_setup_reg_addr_masks): Likewise.
5389 (rs6000_complex_function_value): Likewise.
5390 * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise.
5391 __float128 and __ibm128 complex.
5392 (FLOAT128_IBM_P): Likewise.
5393 (ALTIVEC_ARG_MAX_RETURN): Likewise.
5394 * doc/extend.texi (Additional Floating Types): Document that
5395 -mfloat128 must be used to enable __float128. Document complex
5396 __float128 and __ibm128 support.
5398 2016-05-02 Jakub Jelinek <jakub@redhat.com>
5401 * gimple.c (gimple_builtin_call_types_compatible_p): Allow
5402 char/short arguments promoted to int because of promote_prototypes.
5404 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
5406 * config/i386/predicates.md (register_ssemem_operand): New predicate.
5407 * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Merge from
5408 *cmpi<FPCMP:unord><MODEF:mode>_mixed and
5409 *cmpi<FPCMP:unord><X87MODEF:mode>_i387. Disable unsupported
5410 alternatives using "enabled" attribute. Use register_ssemem_operand
5411 as operand 1 predicate.
5412 (*cmpi<unord>xf_i387): Split XFmode pattern from
5413 *cmpi<FPCMP:unord><X87MODEF:mode>_i387.
5414 (*absneg<mode>2): Merge from *absneg<mode>2_mixed and
5415 *absneg<mode>2_i387. Disable unsupported alternatives using
5416 "enabled" attribute.
5417 (*absnegxf2_i387): Split XFmode pattern from *absneg<mode>2_i387.
5419 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
5421 * omp-low.c (lower_oacc_head_tail): Assert there is at least one
5423 (oacc_loop_process): Check mask for loop termination.
5425 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
5427 * cif-code.def (CIF_THUNK): Add.
5428 * ipa-inline-analsysis.c (evaluate_conditions_for_known_args): Revert
5431 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
5433 * ipa-inline-analysis.c (reset_inline_summary): Clear fp_expressions
5434 (dump_inline_summary): Dump it.
5435 (fp_expression_p): New predicate.
5436 (estimate_function_body_sizes): Use it.
5437 (inline_merge_summary): Merge fp_expressions.
5438 (inline_read_section): Read fp_expressions.
5439 (inline_write_summary): Write fp_expressions.
5440 * ipa-inline.c (can_inline_edge_p): Permit inlining across fp math
5441 codegen boundary if either caller or callee is !fp_expressions.
5442 * ipa-inline.h (inline_summary): Add fp_expressions.
5443 * ipa-inline-transform.c (inline_call): When inlining !fp_expressions
5444 to fp_expressions be sure the fp generation flags are updated.
5446 2016-05-02 Jakub Jelinek <jakub@redhat.com>
5448 PR rtl-optimization/70467
5449 * cse.c (cse_insn): Handle no-op MEM moves after folding.
5451 PR rtl-optimization/70467
5452 * ipa-pure-const.c (check_call): Handle internal calls even in
5453 ipa mode like in local mode.
5455 2016-05-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
5457 * doc/install.texi: Document supported in-tree gmp/mpfr/mpc versions.
5459 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
5461 * match.pd (X u< X, X u> X): New transformations.
5463 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
5465 * flag-types.h (enum warn_strict_overflow_code): Move ...
5466 * coretypes.h: ... here.
5467 * fold-const.h (fold_overflow_warning): Declare.
5468 * fold-const.c (fold_overflow_warning): Make non-static.
5469 (fold_comparison): Move the transformation of X +- C1 CMP C2
5470 into X CMP C2 -+ C1 ...
5471 * match.pd: ... here.
5472 * gimple-fold.c (fold_stmt_1): Protect with
5473 fold_defer_overflow_warnings.
5475 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
5477 * omp-low.c (struct oacc_loop): Add 'inner' field.
5478 (new_oacc_loop_raw): Initialize it to zero.
5479 (oacc_loop_fixed_partitions): Initialize it.
5480 (oacc_loop_auto_partitions): Partition outermost loop to outermost
5481 available partitioning.
5483 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
5485 * config/arc/arc.md (mulsidi3): Change operand 0 predicate to
5487 (umulsidi3): Likewise.
5488 (indirect_jump): Fix jump instruction assembly patterns.
5490 2016-05-02 Thomas Schwinge <thomas@codesourcery.com>
5493 * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
5494 (nvptx_function_value): Assert non-NULL cfun.
5496 2016-05-02 Eric Botcazou <ebotcazou@adacore.com>
5498 PR rtl-optimization/70886
5499 * sched-deps.c (estimate_dep_weak): Canonicalize cselib values.
5501 * cselib.h (rtx_equal_for_cselib_1): Declare.
5502 (rtx_equal_for_cselib_p: New inline function.
5503 * cselib.c (rtx_equal_for_cselib_p): Delete.
5504 (rtx_equal_for_cselib_1): Make public.
5506 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
5508 * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
5509 (register_mixssei387nonimm_operand): Remove predicate.
5510 * config/i386/i386.md (*fop_<mode>_comm): Merge from
5511 *fop_<mode>_comm_mixed and *fop_<mode>_comm_i387. Disable unsupported
5512 alternatives using "enabled" attribute. Also check X87_ENABLE_ARITH
5513 for TARGET_MIX_SSE_I387 alternatives.
5514 (*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387.
5515 Disable unsupported alternatives using "enabled" attribute. Use
5516 nonimm_ssenomem_operand as operand 1 predicate. Also check
5517 X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives.
5519 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
5521 * tree.c (cst_and_fits_in_hwi): Simplify.
5523 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
5525 * tree.h (wi::to_wide): New function.
5526 * expr.c (expand_expr_real_1): Use wi::to_wide.
5527 * fold-const.c (int_const_binop_1): Likewise.
5528 (extract_muldiv_1): Likewise.
5530 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
5532 * wide-int.h: Update offset_int and widest_int documentation.
5533 (WI_SIGNED_SHIFT_RESULT): New macro.
5534 (wi::binary_shift): Define signed_shift_result_type for
5535 shifts on offset_int- and widest_int-like types.
5536 (generic_wide_int): Support <<= and >>= if << and >> are supported.
5537 * tree.h (int_bit_position): Use shift operators instead of wi::
5539 * alias.c (adjust_offset_for_component_ref): Likewise.
5540 * expr.c (get_inner_reference): Likewise.
5541 * fold-const.c (fold_comparison): Likewise.
5542 * gimple-fold.c (fold_nonarray_ctor_reference): Likewise.
5543 * gimple-ssa-strength-reduction.c (restructure_reference): Likewise.
5544 * tree-dfa.c (get_ref_base_and_extent): Likewise.
5545 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
5546 (stmt_kills_ref_p): Likewise.
5547 * tree-ssa-ccp.c (bit_value_binop_1): Likewise.
5548 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
5549 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
5550 (ao_ref_init_from_vn_reference): Likewise.
5552 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
5554 * wide-int.h: Update offset_int and widest_int documentation.
5555 (WI_SIGNED_BINARY_PREDICATE_RESULT): New macro.
5556 (wi::binary_traits): Allow ordered comparisons between offset_int and
5557 offset_int, between widest_int and widest_int, and between either
5558 of these types and basic C types.
5559 (operator <, <=, >, >=): Define for the same combinations.
5560 * tree.h (tree_int_cst_lt): Use comparison operators instead
5561 of wi:: comparisons.
5562 (tree_int_cst_le): Likewise.
5563 * gimple-fold.c (fold_array_ctor_reference): Likewise.
5564 (fold_nonarray_ctor_reference): Likewise.
5565 * gimple-ssa-strength-reduction.c (record_increment): Likewise.
5566 * tree-affine.c (aff_comb_cannot_overlap_p): Likewise.
5567 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise.
5568 * tree-sra.c (completely_scalarize): Likewise.
5569 * tree-ssa-alias.c (stmt_kills_ref_p): Likewise.
5570 * tree-ssa-reassoc.c (extract_bit_test_mask): Likewise.
5571 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
5572 (check_for_binary_op_overflow): Likewise.
5573 (search_for_addr_array): Likewise.
5574 * ubsan.c (ubsan_expand_objsize_ifn): Likewise.
5576 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
5578 * config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword.
5579 (arc_save_restore): Likewise.
5580 (arc_dwarf_register_span): Likewise.
5581 (arc_output_pic_addr_const): Initialize suffix variable.
5583 2016-05-02 Martin Liska <mliska@suse.cz>
5585 * symbol-summary.h (function_summary::function_summary):
5586 Remove checking assert for all cgraph nodes.
5587 (function_summary::get): Check summary_uid.
5588 (symtab_insertion): Check summary_uid.
5590 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
5592 * config/arc/arc-protos.h (compact_memory_operand_p): Declare.
5593 * config/arc/arc.c (arc_output_commutative_cond_exec): Consider
5595 (arc_dwarf_register_span): Remove enum keyword.
5596 (compact_memory_operand_p): New function.
5597 * config/arc/arc.h (reg_class): Add code density register classes.
5598 (REG_CLASS_NAMES): Likewise.
5599 (REG_CLASS_CONTENTS): Likewise.
5600 * config/arc/arc.md (*movqi_insn): Add code density instructions.
5601 (*movhi_insn, *movsi_insn, *movsf_insn): Likewise.
5602 (*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise.
5603 (*cmpsi_cc_c_insn, *movsi_ne): Likewise.
5604 * config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New
5606 (h, Rcd, Rsd, Rzd): New register constraints.
5607 (T): Use compact_memory_operand_p function.
5608 * config/arc/predicates.md (compact_load_memory_operand): Remove.
5610 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
5612 * config/sh/sh.md (*negnegt, *movtt): Remove.
5614 2016-05-02 Marek Polacek <polacek@redhat.com>
5615 Tom de Vries <tom@codesourcery.com>
5617 PR tree-optimization/70700
5618 * tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids
5619 bigger than FIRST_REF_NODE.
5621 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
5624 * config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4,
5626 (prepare_cbranch_operands): Don't use scratch register. Assume that
5627 function is used when pseudos can be created.
5628 (expand_cbranchdi4): Likewise. Remove unused TARGET_CMPEQDI_T paths.
5629 * config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created.
5630 (cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4
5631 define_expand. Allow it only when pseudos can be created.
5632 * config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete.
5634 2016-05-01 Uros Bizjak <ubizjak@gmail.com>
5636 * config/i386/constraints.md (BC): Only allow -1 operands.
5637 * config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative.
5638 Add "enabled" attribute. Update XI mode attribute calculation.
5639 * config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative.
5640 (*movoi_internal_avx): Update XI mode attribute calculation.
5641 (*movti_internal): Ditto.
5643 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
5645 * config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4,
5646 cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints.
5648 2016-05-01 Eric Botcazou <ebotcazou@adacore.com>
5650 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
5651 statement on instruction code. Remove trailing spaces.
5652 (altivec_expand_stv_builtin): Likewise.
5654 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
5656 * config/sh/sh.h (TARGET_SH4): Remove and use default implementation.
5657 (TARGET_FPU_DOUBLE): Simplify.
5658 (BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace
5659 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'.
5660 * config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions
5661 with 'TARGET_FPU_DOUBLE'.
5662 * config/sh/sh.md: Likewise.
5664 2016-05-01 Yoshinori Sato <ysato@users.sourceforge.jp>
5666 * config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT,
5667 SH_DIV_STR_FOR_SIZE): Remove.
5668 * config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT,
5669 SH_DIV_STR_FOR_SIZE): Remove.
5671 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
5673 * config/sh/predicates.md (any_register_operand, zero_extend_operand,
5674 logical_reg_operand): Delete.
5675 (arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand,
5676 arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand,
5677 logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using
5678 match_operand and match_test.
5679 (sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local
5680 variables on their first use. Return bool values.
5681 * config/sh/sh.h (LOAD_EXTEND_OP): Update comment.
5682 * config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and
5683 arith_reg_operand for input operand. Remove empty constraints.
5685 (*xorsi3_compact): Rename to xorsi3.
5686 (zero_extend<mode>si2): Use arith_reg_operand for input operand.
5687 (*zero_extend<mode>si2_disp_mem): Update comment.
5690 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
5692 * config/sh/t-sh: Remove SH5 support.
5693 * config.gcc: Likewise.
5694 * configure: Likewise.
5696 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5698 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
5700 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
5702 * config/sh/sh.c (register_sh_passes, sh_option_override,
5703 sh_print_operand, prepare_move_operands,
5704 sh_can_follow_jump): Remove TARGET_SH1 checks.
5705 * config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
5706 PROMOTE_MODE): Likewise.
5707 * config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
5710 2016-04-30 Alan Modra <amodra@gmail.com>
5712 * config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline
5713 restoring when fixed_reg_p, but allow out-of-line or stmw save.
5714 Check for user regs later to avoid unnecessary looping over regs.
5715 Merge user reg check with non-saved reg check. Don't force
5716 inline VR restore when static chain used.
5717 (rs6000_frame_related): Omit eh_frame info for user regs when
5719 (fixed_regs_p): Delete.
5721 2016-04-30 Alan Modra <amodra@gmail.com>
5723 * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
5724 (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum.
5727 2016-04-30 Alan Modra <amodra@gmail.com>
5730 * config/rs6000/rs6000.c (fixed_reg_p): New function.
5731 (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p.
5734 2016-04-30 Alan Modra <amodra@gmail.com>
5736 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
5737 Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with
5738 flag_pic test for Darwin.
5740 2016-04-30 Alan Modra <amodra@gmail.com>
5742 * regs.h (struct reg_info_t): Delete freq_calls_crossed and
5743 throw_calls_crossed.
5744 (REG_FREQ_CALLS_CROSSED): Delete.
5745 (REG_N_THROWING_CALLS_CROSSED): Delete.
5746 * regstat.c (regstat_bb_compute_ri): Don't calculate
5747 REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
5748 (dump_reg_info): Don't print call cross frequency.
5749 * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
5750 and REG_N_THROWING_CALLS_CROSSED.
5752 2016-04-30 Alan Modra <amodra@gmail.com>
5754 * regs.h (struct reg_info_t): Delete live_length.
5755 (REG_LIVE_LENGTH): Delete macro.
5756 * regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
5757 local_live, local_processed and local_live_last_luid params.
5758 Replace bb_index param with bb. Don't set REG_LIVE_LENGTH.
5760 (regstat_compute_ri): Adjust for above. Don't set
5762 (dump_reg_info): Don't print live length.
5763 * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
5764 with test of setjmp_crosses. Don't set REG_LIVE_LENGTH.
5765 Localize loop_depth var.
5767 2016-04-30 Alan Modra <amodra@gmail.com>
5769 * ira.c (enum valid_equiv): New.
5770 (validate_equiv_mem): Return enum.
5771 (update_equiv_mem): Create replacement in more cases.
5772 (add_store_equivs): Update validate_equiv_mem call.
5774 2016-04-30 Alan Modra <amodra@gmail.com>
5776 * ira.c (combine_and_move_insns): Rather than scanning insns,
5777 use DF infrastucture to find use and def insns.
5779 2016-04-30 Alan Modra <amodra@gmail.com>
5781 ira.c (combine_and_move_insns): Move invariant conditions..
5782 (ira.c): ..to here. Call combine_and_move_insns before
5783 add_store_equivs. Call grow_reg_equivs later. Allocate
5784 req_equiv later using max_reg_num() rather than global max_regno.
5785 (contains_replace_regs): Delete.
5786 (add_store_equivs): Remove contains_replace_regs test.
5788 2016-04-30 Alan Modra <amodra@gmail.com>
5790 * ira.c (struct equiv_mem_data): New.
5791 (equiv_mem, equiv_mem_modified): Delete static vars.
5792 (validate_equiv_mem_from_store): Use "data" param to communicate..
5793 (validate_equiv_mem): ..from here.
5795 2016-04-30 Alan Modra <amodra@gmail.com>
5797 * ira.c (add_store_equivs, combine_and_move_insns): New functions,
5799 (update_reg_equivs): ..here. Move allocation and freeing of
5800 reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
5801 end_alias_analysis to..
5804 2016-04-30 Alan Modra <amodra@gmail.com>
5806 * ira.c (pdx_subregs): Delete.
5807 (struct equivalence): Add pdx_subregs field.
5808 (set_paradoxical_subreg): Remove pdx_subregs param. Update
5810 (update_equiv_regs): Don't create or free pdx_subregs. Update
5813 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5815 * config/rs6000/altivec.h: Change definitions of vec_xl and
5817 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
5818 (LD_ELEMREV_V2DI): New.
5819 (LD_ELEMREV_V4SF): New.
5820 (LD_ELEMREV_V4SI): New.
5821 (LD_ELEMREV_V8HI): New.
5822 (LD_ELEMREV_V16QI): New.
5823 (ST_ELEMREV_V2DF): New.
5824 (ST_ELEMREV_V2DI): New.
5825 (ST_ELEMREV_V4SF): New.
5826 (ST_ELEMREV_V4SI): New.
5827 (ST_ELEMREV_V8HI): New.
5828 (ST_ELEMREV_V16QI): New.
5831 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
5832 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
5833 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
5834 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
5835 (altivec_expand_builtin): Add handling for
5836 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
5837 (rs6000_invalid_builtin): Add error-checking for
5838 RS6000_BTM_P9_VECTOR.
5839 (altivec_init_builtins): Define builtins used to implement vec_xl
5841 (rs6000_builtin_mask_names): Define power9-vector.
5842 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
5843 (RS6000_BTM_P9_VECTOR): Define.
5844 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
5845 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
5846 (vsx_ld_elemrev_v2df): Likewise.
5847 (vsx_ld_elemrev_v4sf): Likewise.
5848 (vsx_ld_elemrev_v4si): Likewise.
5849 (vsx_ld_elemrev_v8hi): Likewise.
5850 (vsx_ld_elemrev_v16qi): Likewise.
5851 (vsx_st_elemrev_v2df): Likewise.
5852 (vsx_st_elemrev_v2di): Likewise.
5853 (vsx_st_elemrev_v4sf): Likewise.
5854 (vsx_st_elemrev_v4si): Likewise.
5855 (vsx_st_elemrev_v8hi): Likewise.
5856 (vsx_st_elemrev_v16qi): Likewise.
5857 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
5860 2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
5862 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
5864 (simplify_control_stmt_condition_1): ... here. Recurse into
5865 BIT_AND_EXPRs and BIT_IOR_EXPRs.
5867 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
5870 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
5871 (zero_extendqi<mode>2_dot): Revert earlier conversion from
5872 define_insn_and_split to define_insn.
5873 (zero_extendqi<mode>2_dot2): Same.
5874 (extendqi<mode>2_dot): Same.
5875 (extendqi<mode>2_dot2): Same.
5877 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
5879 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
5880 (probe_stack): New expander.
5881 (probe_stack_<mode>): New insn pattern.
5883 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
5885 * config/i386/i386.md
5886 (operations with memory inputs setting flags peephole2):
5887 Remove uneeded REG_P checks. Cleanup pattern generation.
5889 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
5891 * tree-vect-loop.c (vect_transform_loop): Fix
5892 nb_iterations_upper_bound computation for vectorized loop.
5894 2016-04-29 Marek Polacek <polacek@redhat.com>
5895 Jakub Jelinek <jakub@redhat.com>
5898 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
5899 TARGET_EXPR_SLOT as a base.
5901 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
5903 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
5904 with 'rCm2' constraints to limit possible immediate size.
5905 (*load_zeroextendqisi_update): Likewise.
5906 (*load_signextendqisi_update): Likewise.
5907 (*loadhi_update): Likewise.
5908 (*load_zeroextendhisi_update): Likewise.
5909 (*load_signextendhisi_update): Likewise.
5910 (*loadsi_update): Likewise.
5911 (*loadsf_update): Likewise.
5913 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
5915 * config/i386/predicates.md (constm1_operand): Fix comparison.
5917 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
5919 * testsuite/gcc.target/arc/ieee_eq.c: New test.
5921 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
5923 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
5924 remaining SH5 related settings.
5925 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
5926 shmedia_prepare_call_address): Delete.
5927 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
5928 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
5929 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
5930 UNSUPPORTED_SH2A): Remove m5 checks.
5931 (sh_divide_strategy_e): Remove SH5 division strategies.
5932 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
5933 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
5935 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
5937 * config/s390/s390.c (s390_rtx_costs): Update documentation.
5939 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5941 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
5942 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
5944 * config/s390/vector.md ("mov<mode>"): Likewise.
5946 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
5948 * config/s390/constraints.md ("U", "W"): Invoke
5949 s390_mem_constraint with "ZR" and "ZT".
5950 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
5951 addresses when using LRA. Accept also short displacements for S
5952 and T constraints. Do not check for long displacement target for
5953 S and T constraints.
5954 (s390_mem_constraint): Remove handling of U and W constraints.
5955 * config/s390/s390.md (various patterns): Remove the short
5956 displacement constraints (Q and R) if a long displacement
5957 constraint is present. Add longdisp as required CPU capability.
5958 * config/s390/vector.md: Likewise.
5959 * config/s390/vx-builtins.md: Likewise.
5961 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
5964 * reload1.c (reload): Call finish_spills before
5965 restarting reload loop. Skip select_reload_regs
5966 if update_eliminables_and_spill returns true.
5968 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
5970 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
5971 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
5972 (umulhisi3_imm): Update predicates and constraint letters.
5973 (umulhisi3_reg): Declare instruction as commutative.
5974 * config/arc/constraints.md (J12, J16): New constraints.
5975 * config/arc/predicates.md (short_unsigned_const_operand): New
5977 (arc_short_operand): Likewise.
5978 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
5980 2016-04-29 Richard Biener <rguenther@suse.de>
5982 PR tree-optimization/13962
5983 PR tree-optimization/65686
5984 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
5985 * tree-ssa-alias.c (ptrs_compare_unequal): New function
5986 using PTA to compare pointers.
5987 * match.pd: Add pattern for pointer equality compare simplification
5988 using ptrs_compare_unequal.
5990 2016-04-29 Richard Biener <rguenther@suse.de>
5992 * stor-layout.c (layout_type): Do not build a pointer-to-element
5995 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
5997 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
5998 Use SWI mode iterator. Use general_reg_operand predicate.
5999 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
6000 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
6003 2016-04-29 Jakub Jelinek <jakub@redhat.com>
6006 * fold-const.c (operand_equal_p): Don't verify hash value equality
6008 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
6011 2016-04-28 Jakub Jelinek <jakub@redhat.com>
6014 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
6015 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
6016 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
6017 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
6018 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
6020 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
6022 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
6023 to info. Don't initialize separate fields to 0. Clean up
6026 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
6028 * config/i386/i386.md (peephole2s for operations with memory inputs):
6029 Use SWI mode iterator.
6030 (peephole2s for operations with memory outputs): Ditto.
6031 Do not check for stack checking probe.
6033 (probe_stack): Remove expander.
6035 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
6036 Andrew Burgess <andrew.burgess@embecosm.com>
6038 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
6039 operands as 32-bits.
6041 2016-04-28 Jason Merrill <jason@redhat.com>
6043 * gdbinit.in: Skip line-map.h.
6045 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
6046 Andrew Burgess <andrew.burgess@embecosm.com>
6048 * config/arc/arc.c (arc_conditional_register_usage): Take
6049 TARGET_RRQ_CLASS into account.
6050 (arc_print_operand): Support printing 'p' and 's' operands.
6051 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
6053 (TARGET_RRQ_CLASS): Define.
6054 (IS_POWEROF2_OR_0_P): Define.
6055 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
6057 (*tst_movb): New define_insn.
6058 (*tst): Avoid recognition if it could prevent '*tst_movb'
6059 combination; replace c/CnL with c/Chs alternative.
6060 (*tst_bitfield_tst): New define_insn.
6061 (*tst_bitfield_asr): New define_insn.
6062 (*tst_bitfield): New define_insn.
6063 (andsi3_i): Add Rrq variant.
6064 (extzv): New define_expand.
6065 (insv): New define_expand.
6066 (*insv_i): New define_insn.
6067 (*movb): New define_insn.
6068 (*movb_signed): New define_insn.
6069 (*movb_high): New define_insn.
6070 (*movb_high_signed): New define_insn.
6071 (*movb_high_signed + 1): New define_split pattern.
6072 (*mrgb): New define_insn.
6073 (*mrgb + 1): New define_peephole2 pattern.
6074 (*mrgb + 2): New define_peephole2 pattern.
6075 * config/arc/arc.opt (mbitops): New option for nps400, uses
6076 TARGET_NPS_BITOPS_DEFAULT.
6077 * config/arc/constraints.md (q): Make register class conditional.
6078 (Rrq): New register constraint.
6079 (Chs): New constraint.
6080 (Clo): New constraint.
6081 (Chi): New constraint.
6082 (Cbf): New constraint.
6083 (Cbn): New constraint.
6084 (C18): New constraint.
6085 (Cbi): New constraint.
6087 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
6089 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
6091 (bitmap_intersection_of_preds): Ditto.
6092 (bitmap_union_of_succs): Ditto.
6093 (bitmap_union_of_preds): Ditto.
6094 * sbitmap.c (do_popcount): Delete.
6095 (BITMAP_DEBUGGING): Delete.
6096 (sbitmap_verify_popcount): Delete.
6097 (sbitmap_alloc): Don't initialize the popcount field.
6098 (sbitmap_alloc_with_popcount): Delete.
6099 (sbitmap_resize): Don't resize the popcount array.
6100 (sbitmap_vector_alloc): Don't initialize the popcount field.
6101 (bitmap_copy): Don't copy the popcount array.
6102 (bitmap_clear): Don't clear the popcount array.
6103 (bitmap_clear): Delete the popcount array handling.
6104 (bitmap_ior_and_compl): Delete the popcount assert.
6105 (bitmap_not): Ditto.
6106 (bitmap_and_compl): Ditto.
6107 (bitmap_and): Delete the popcount array handling.
6108 (bitmap_xor): Ditto.
6109 (bitmap_ior): Ditto.
6110 (bitmap_or_and): Delete the popcount assert.
6111 (bitmap_and_or): Ditto.
6112 (popcount_table): Delete.
6113 (sbitmap_elt_popcount): Delete.
6114 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
6115 (bitmap_set_bit): Delete the popcount assert.
6116 (bitmap_clear_bit): Ditto.
6117 (sbitmap_free): Don't free the popcount array.
6118 (sbitmap_alloc_with_popcount): Delete declaration.
6119 (sbitmap_popcount): Ditto.
6121 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
6122 Andrew Burgess <andrew.burgess@embecosm.com>
6124 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
6125 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
6126 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
6127 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
6128 * config/arc/arc.opt (mcmem): New option.
6129 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
6130 supply length for r/m alternative.
6131 (*extendqisi2_ac): Likewise.
6132 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
6134 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
6135 (movhi_insn): Likewise.
6136 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
6137 (*zero_extendqihi2_i): Add r/Ucm alternative.
6138 (*zero_extendqisi2_ac): Likewise.
6139 (*zero_extendhisi2_i): Likewise.
6140 * config/arc/constraints.md (Uex): New memory constraint.
6141 (Ucm): New define_constraint.
6142 * config/arc/predicates.md (long_immediate_loadstore_operand):
6143 Return 0 for MEM with cmem_address address.
6144 (cmem_address_0): New predicates.
6145 (cmem_address_1): Likewise.
6146 (cmem_address_2): Likewise.
6147 (cmem_address): Likewise.
6149 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
6151 * config/rs6000/rs6000.c (machine_function): Rename
6152 insn_chain_scanned_p to spe_insn_chain_scanned_p.
6153 (rs6000_stack_info): Adjust.
6155 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
6156 Andrew Burgess <andrew.burgess@embecosm.com>
6158 * config/arc/constraints.md (Usd): Convert to define_constraint.
6162 2016-04-28 Jakub Jelinek <jakub@redhat.com>
6165 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
6166 Add new peephole2 where the first insn is *mov<mode>_or instead of
6167 *mov<mode>_internal.
6169 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
6171 * tracer.c (bb_seen): Make static.
6173 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
6175 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
6176 support, setup defaults.
6177 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
6178 * config/arc/arc.c (arc_init): Add NPS400 support.
6179 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
6180 (TARGET_ARC700): NPS400 is also an ARC700.
6181 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
6183 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
6186 * config/nds32/nds32.md (casesi): Don't access the operands array
6189 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
6191 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
6192 (or $-1,reg peephole2): Ditto.
6193 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
6195 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
6197 * doc/extend.texi (Common Function Attributes) [optimize]:
6198 Discourage use of the optimize attribute.
6200 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
6202 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
6203 special case builtin.
6204 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
6205 ALTIVEC_BUILTIN_VEC_ADDE.
6206 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
6207 support for ALTIVEC_BUILTIN_VEC_ADDE.
6208 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
6209 for __builtin_vec_adde.
6211 2016-04-28 Jakub Jelinek <jakub@redhat.com>
6213 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
6214 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
6216 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6219 * doc/sourcebuild.texi (Effective-Target Keywords, Other
6220 attributes): Document cilkplus_runtime.
6222 2016-04-28 Martin Jambor <mjambor@suse.cz>
6224 * tree-cfg.c (verify_expr): Verify that local declarations belong to
6225 this function. Call verify_expr on MEM_REFs and bases of other
6228 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6230 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
6231 for WORD_REGISTER_OPERATIONS to runtime check.
6233 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
6235 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
6237 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
6239 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
6240 big-endian compilation.
6241 * config/arc/arc.md (addf3): Likewise.
6245 2016-04-28 Richard Biener <rguenther@suse.de>
6247 PR tree-optimization/70840
6248 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
6249 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
6250 Mark x * pow(x,c) -> pow(x,c+1) commutative.
6251 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
6253 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6255 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
6256 and explain why in a comment.
6258 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
6260 * config/arc/arc.md (cpu_facility): Add fpx variant.
6261 (subdf3): Prohibit use reverse sub when assist operations option
6263 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
6264 instructions only when FPX is enabled.
6265 * testsuite/gcc.target/arc/trsub.c: New test.
6267 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
6269 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
6270 mult_operator when calculating "type" attribute.
6271 (*fop_<mode>_1_i387): Ditto.
6272 (*fop_xf_1_i387): Ditto.
6273 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
6274 Use std::swap to swap operands. Use RTL expressions to generate
6277 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
6278 Joern Rennecke <joern.rennecke@embecosm.com>
6280 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
6282 (emit_pic_move): Remove.
6283 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
6284 * config/arc/arc.c (emit_pic_move): Removed.
6285 (TARGET_HAVE_TLS): Define.
6286 (arc_conditional_register_usage): Test for arc_tp_regno.
6287 (arc_print_operand, arc_print_operand_address): Handle TLS
6289 (arc_needs_pcl_p): New function.
6290 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
6291 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
6292 (arc_raw_symbolic_reference_mentioned_p): Likewise.
6293 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
6294 (arc_legitimize_tls_address): Likewise.
6295 (DTPOFF_ZERO_SYM): Define.
6296 (arc_legitimize_pic_address): Make it static, handle TLS cases.
6297 (arc_output_pic_addr_const): Print TLS unspecs.
6298 (prepare_pic_move): New function, replaces emit_pic_move.
6299 (arc_legitimate_constant_p): Handle TLS unspecs.
6300 (arc_legitimate_address_p): Likewise.
6301 (arc_rewrite_small_data_p): Use assert for TLS constants.
6302 (prepare_move_operands): Use prepare_pic_move.
6303 (arc_legitimize_address): Legitimize tls addresses.
6304 (arc_epilogue_uses): Check for arc_tp_regno.
6305 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
6306 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
6308 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
6310 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
6311 %(arc_tls_extra_start_spec).
6312 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
6313 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
6315 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
6316 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
6317 (UNSPEC_TLS_OFF): Add.
6319 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
6320 (get_thread_pointersi): New patterns.
6321 * config/arc/arc.opt (mtp-regno): New option.
6322 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
6323 (move_dest_operand): Likewise.
6324 * configure: Regenerate.
6325 * configure.ac: Add arc*-*-* case to test for tls.
6326 * doc/invoke.texi (ARC options): Document mtp-regno.
6328 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
6330 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
6331 the new ARC HS SIMD instructions.
6332 (arc_preferred_simd_mode): New function.
6333 (arc_autovectorize_vector_sizes): Likewise.
6334 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
6335 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
6336 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
6337 (arc_init_builtins): Add new SIMD builtin types.
6338 (arc_split_move): Handle 64 bit vector moves.
6339 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
6340 (TARGET_PLUS_QMACW): Define.
6341 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
6342 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
6343 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
6344 (VSUBADD4H): New builtins.
6345 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
6346 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
6348 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
6349 Matthias Klose <doko@debian.org>
6351 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
6353 2016-04-28 Richard Biener <rguenther@suse.de>
6356 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
6359 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
6361 * common/config/sh/sh-common.c: Remove SH5 support.
6362 * config/sh/constraints.md: Likewise.
6363 * config/sh/config/sh/elf.h: Likewise.
6364 * config/sh/linux.h: Likewise.
6365 * config/sh/netbsd-elf.h: Likewise.
6366 * config/sh/predicates.md: Likewise.
6367 * config/sh/sh-c.c: Likewise.
6368 * config/sh/sh-protos.h: Likewise.
6369 * config/sh/sh.c: Likewise.
6370 * config/sh/sh.h: Likewise.
6371 * config/sh/sh.md: Likewise.
6372 * config/sh/sh.opt: Likewise.
6373 * config/sh/sync.md: Likewise.
6374 * config/sh/sh64.h: Delete.
6375 * config/sh/shmedia.h: Likewise.
6376 * config/sh/shmedia.md: Likewise.
6377 * config/sh/sshmedia.h: Likewise.
6378 * config/sh/t-netbsd-sh5-64: Likewise.
6379 * config/sh/t-sh64: Likewise.
6380 * config/sh/ushmedia.h: Likewise.
6382 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
6384 * config/i386/i386.md (sign_extend to memory peephole2s): Use
6385 general_reg_operand instead of register_operand predicate.
6387 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
6389 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
6391 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
6393 * match.pd (A - B > A, A + B < A): New transformations.
6395 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
6397 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
6398 which defaults to true. Emit an outer pair of parentheses only if
6399 EMIT_PARENS. When continuing a chain of && or || (or & or |),
6400 don't emit parentheses for the right-hand operand.
6402 2016-04-27 Jeff Law <law@redhat.com>
6404 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
6406 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6408 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
6409 (altivec_lvx_<mode>_internal): Document.
6410 (altivec_lvx_<mode>_2op): New define_insn.
6411 (altivec_lvx_<mode>_1op): Likewise.
6412 (altivec_lvx_<mode>_2op_si): Likewise.
6413 (altivec_lvx_<mode>_1op_si): Likewise.
6414 (altivec_stvx_<mode>): Remove.
6415 (altivec_stvx_<mode>_internal): Document.
6416 (altivec_stvx_<mode>_2op): New define_insn.
6417 (altivec_stvx_<mode>_1op): Likewise.
6418 (altivec_stvx_<mode>_2op_si): Likewise.
6419 (altivec_stvx_<mode>_1op_si): Likewise.
6420 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
6421 Expand vec_ld and vec_st during parsing.
6422 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
6424 (altivec_expand_stvx_be): Likewise.
6425 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
6426 address-masking behavior in RTL.
6427 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
6428 address-masking behavior in RTL.
6429 (altivec_expand_builtin): Change builtin code arguments for calls
6430 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
6431 (insn_is_swappable_p): Avoid incorrect swap optimization in the
6432 presence of lvx/stvx patterns.
6433 (alignment_with_canonical_addr): New function.
6434 (alignment_mask): Likewise.
6435 (find_alignment_op): Likewise.
6436 (recombine_lvx_pattern): Likewise.
6437 (recombine_stvx_pattern): Likewise.
6438 (recombine_lvx_stvx_patterns): Likewise.
6439 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
6440 stvx patterns from expand.
6441 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
6443 (vector_altivec_store_<mode>): Likewise.
6445 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
6447 * config/aarch64/aarch64.md
6448 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
6449 remove the "fp" attributes.
6450 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
6451 add the "simd" attributes.
6452 (*movdf_aarch64): Likewise.
6453 (*movtf_aarch64): Remove the "fp" attributes.
6454 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
6455 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
6457 2016-04-27 David Malcolm <dmalcolm@redhat.com>
6459 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
6460 rtx to rtx_code_label *.
6461 * rtl.h (maybe_set_first_label_num): Likewise.
6463 2016-04-27 David Malcolm <dmalcolm@redhat.com>
6465 * df-core.c (df_add_problem): Make the problem param be const.
6466 (df_remove_problem): Make local "problem" be const.
6467 * df-problems.c (problem_RD): Make const.
6468 (problem_LR): Likewise.
6469 (problem_LIVE): Likewise.
6470 (problem_MIR): Likewise.
6471 (problem_CHAIN): Likewise.
6472 (problem_WORD_LR): Likewise.
6473 (problem_NOTE): Likewise.
6474 (problem_MD): Likewise.
6475 * df-scan.c (problem_SCAN): Likewise.
6476 * df.h (struct df_problem): Make field "dependent_problem" be
6478 (struct dataflow): Likewise for field "problem".
6479 (df_add_problem): Make param const.
6481 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
6483 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
6484 inter-unit moves to/from vector registers are enabled. Do not disable
6487 2016-04-27 David Malcolm <dmalcolm@redhat.com>
6489 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
6490 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
6492 (enum df_problem_id): ...this new enum.
6493 (struct df_problem): Convert field "id" from "int" to
6496 2016-04-27 David Malcolm <dmalcolm@redhat.com>
6498 * rtl.def: Update comment for "things in the instruction chain" to
6499 reflect the removal of the leading "i" field for INSN_UID in
6500 r210360. Fix bogus apostrophe.
6502 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
6504 * config/i386/i386.md
6505 (lea arith with mem operand + setcc peephole2): Set operator mode.
6507 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
6510 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
6511 (dimode_scalar_to_vector_candidate_p): This.
6512 (timode_scalar_to_vector_candidate_p): New function.
6513 (scalar_to_vector_candidate_p): Likewise.
6514 (timode_check_non_convertible_regs): Likewise.
6515 (timode_remove_non_convertible_regs): Likewise.
6516 (remove_non_convertible_regs): Likewise.
6517 (remove_non_convertible_regs): Renamed to ...
6518 (dimode_remove_non_convertible_regs): This.
6519 (scalar_chain::~scalar_chain): Make it virtual.
6520 (scalar_chain::compute_convert_gain): Make it pure virtual.
6521 (scalar_chain::mark_dual_mode_def): Likewise.
6522 (scalar_chain::convert_insn): Likewise.
6523 (scalar_chain::convert_registers): Likewise.
6524 (scalar_chain::add_to_queue): Make it protected.
6525 (scalar_chain::emit_conversion_insns): Likewise.
6526 (scalar_chain::replace_with_subreg): Likewise.
6527 (scalar_chain::replace_with_subreg_in_insn): Likewise.
6528 (scalar_chain::convert_op): Likewise.
6529 (scalar_chain::convert_reg): Likewise.
6530 (scalar_chain::make_vector_copies): Likewise.
6531 (scalar_chain::convert_registers): New pure virtual function.
6532 (class dimode_scalar_chain): New class.
6533 (class timode_scalar_chain): Likewise.
6534 (scalar_chain::mark_dual_mode_def): Renamed to ...
6535 (dimode_scalar_chain::mark_dual_mode_def): This.
6536 (timode_scalar_chain::mark_dual_mode_def): New function.
6537 (timode_scalar_chain::convert_insn): Likewise.
6538 (dimode_scalar_chain::convert_registers): Likewise.
6539 (scalar_chain::compute_convert_gain): Renamed to ...
6540 (dimode_scalar_chain::compute_convert_gain): This.
6541 (scalar_chain::replace_with_subreg): Renamed to ...
6542 (dimode_scalar_chain::replace_with_subreg): This.
6543 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
6544 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
6545 (scalar_chain::make_vector_copies): Renamed to ...
6546 (dimode_scalar_chain::make_vector_copies): This.
6547 (scalar_chain::convert_reg): Renamed to ...
6548 (dimode_scalar_chain::convert_reg ): This.
6549 (scalar_chain::convert_op): Renamed to ...
6550 (dimode_scalar_chain::convert_op): This.
6551 (scalar_chain::convert_insn): Renamed to ...
6552 (dimode_scalar_chain::convert_insn): This.
6553 (scalar_chain::convert): Call convert_registers.
6554 (convert_scalars_to_vector): Change to scalar_chain pointer to
6555 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
6556 in 32-bit mode. Delete scalar_chain pointer. Call
6557 free_dominance_info in 64-bit mode.
6558 (pass_stv::gate): Remove TARGET_64BIT check.
6559 (ix86_option_override): Put the 64-bit STV pass before the CSE
6562 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
6564 * dwarf2out.h (struct dw_loc_descr_node): Remove the
6565 dw_loc_frame_offset field.
6566 * dwarf2out.c (new_loc_descr): Likewise.
6567 (resolve_args_picking_1): Turn the VISITED hash set into a
6568 FRAME_OFFSET hash map. Use it to associate a frame offset to
6569 visited nodes. Remove uses of the CHECKING_P macro.
6570 (resolve_args_picking): Update call to resolve_args_picking_1.
6572 2016-04-27 Martin Liska <mliska@suse.cz>
6574 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
6575 (free_loop_data): Release vuses of groups.
6577 2016-04-27 Bin Cheng <bin.cheng@arm.com>
6579 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
6580 instead of redundant use_id and boolean have_use_for.
6581 (struct iv_use): Change sub_id into group_id. Remove field next.
6582 Move fields: related_cands, n_map_members, cost_map and selected
6584 (struct iv_group): ... here. New structure.
6585 (struct iv_common_cand): Use structure declaration directly.
6586 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
6587 (MAX_CONSIDERED_USES): Rename macro to ...
6588 (MAX_CONSIDERED_GROUPS): ... here.
6589 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
6590 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
6591 (dump_uses): Rename to ...
6592 (dump_groups): ... here. Update all uses.
6593 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
6594 (find_induction_variables): Refactor format of dump information.
6595 (record_sub_use): Delete.
6596 (record_use): Update all uses.
6597 (record_group): New function.
6598 (record_group_use, find_interesting_uses_op): Call above functions.
6600 (find_interesting_uses_cond): Ditto.
6601 (group_compare_offset): New function.
6602 (split_all_small_groups): Rename to ...
6603 (split_small_address_groups_p): ... here. Update all uses.
6604 (split_address_groups): Update all uses.
6605 (find_interesting_uses): Refactor format of dump information.
6606 (add_candidate_1): Update all uses. Remove redundant check on iv,
6608 (add_candidate, record_common_cand): Remove redundant assert.
6609 (add_iv_candidate_for_biv): Update use.
6610 (add_iv_candidate_derived_from_uses): Update all uses.
6611 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
6612 (alloc_use_cost_map): Ditto.
6613 (set_use_iv_cost, get_use_iv_cost): Rename to ...
6614 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
6615 (determine_use_iv_cost_generic): Ditto.
6616 (determine_group_iv_cost_generic): Ditto.
6617 (determine_use_iv_cost_address): Ditto.
6618 (determine_group_iv_cost_address): Ditto.
6619 (determine_use_iv_cost_condition): Ditto.
6620 (determine_group_iv_cost_cond): Ditto.
6621 (determine_use_iv_cost): Ditto.
6622 (determine_group_iv_cost): Ditto.
6623 (set_autoinc_for_original_candidates): Update all uses.
6624 (find_iv_candidates): Update all uses. Refactor dump information.
6625 (determine_use_iv_costs): Ditto.
6626 (determine_iv_costs): Ditto.
6627 (iv_ca_cand_for_use): Rename to ...
6628 (iv_ca_cand_for_group): ... here. Update all uses.
6629 (iv_ca_add_use, iv_ca_add_group): Ditto.
6630 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
6631 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
6632 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
6633 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
6634 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
6635 (create_new_iv, adjust_iv_update_pos): Ditto.
6636 (rewrite_use_address): Delete.
6637 (rewrite_use_address_1): Rename to ...
6638 (rewrite_use_address): ... here.
6639 (rewrite_use_compare): Update all uses.
6640 (rewrite_use): Delete.
6641 (rewrite_uses): Rename to ...
6642 (rewrite_groups): ... here. Update all uses.
6643 (remove_unused_ivs, free_loop_data): Update all uses.
6644 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
6646 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6648 * rtlanal.c (nonzero_bits1): Convert preprocessor check
6649 for WORD_REGISTER_OPERATIONS to runtime check.
6651 2016-04-27 Richard Biener <rguenther@suse.de>
6654 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
6655 aggregate_value_p to determine if a function result is
6656 returned by reference.
6657 (ipa_pta_execute): Functions having their address taken are
6658 not automatically nonlocal.
6660 2016-04-27 Jakub Jelinek <jakub@redhat.com>
6663 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
6664 * fold-const.c (operand_equal_p): If flag_checking and
6665 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
6666 and if it returns non-zero, assert iterative_hash_expr on both
6669 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
6671 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
6673 2016-04-27 Nick Clifton <nickc@redhat.com>
6676 * varasm.c (merge_weak): Generate an error if an attempt is made
6677 to convert a non-weak static function into a weak, public function.
6679 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
6681 * params.def (MAX_PARTITION_SIZE): New param.
6682 * doc/invoke.texi: Document lto-max-partition.
6684 2016-04-27 Richard Biener <rguenther@suse.de>
6687 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
6688 function cummulating used_from_other_partition, externally_visible
6689 and force_output from aliases.
6690 (refered_from_nonlocal_var): Likewise.
6691 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
6692 node flags properly.
6694 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
6696 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
6697 (-Wmemset-elt-size): New item.
6699 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
6702 * stor-layout.h (internal_reference_types): Delete.
6703 * stor-layout.c (reference_types_internal): Likewise.
6704 (internal_reference_types): Likewise.
6705 (layout_type) <REFERENCE_TYPE>: Adjust.
6707 2016-04-27 Jakub Jelinek <jakub@redhat.com>
6710 * tree.h (inchash::add_expr): Add FLAGS argument.
6711 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
6712 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
6713 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
6714 Formatting fix. Adjust recursive calls. For tcc_comparison,
6715 if swap_tree_comparison (code) is smaller than code, hash that
6716 and arguments in the other order. Hash CONVERT_EXPR the same
6717 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
6718 of ADDR_EXPR of decl as the decl itself. Add or remove
6719 OEP_ADDRESS_OF from recursive flags as needed. For
6720 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
6721 operands commutatively and only the third one normally.
6722 For internal CALL_EXPR hash in CALL_EXPR_IFN.
6724 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
6726 * config/rtems.h (LIB_SPEC): Add -latomic.
6728 2016-04-27 Joel Sherrill <joel@rtems.org>
6730 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
6731 xilink.ld and flags not relevant to RTEMS.
6733 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
6735 * toplev.c (backend_init_target): Avoid calling init_reload when using
6738 2016-04-26 Jakub Jelinek <jakub@redhat.com>
6740 * reorg.c (try_merge_delay_insns): Declare i and j inside the
6741 for loops rather than one for the whole function.
6743 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
6745 * match.pd (X + CST CMP X): New transformation.
6747 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
6749 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
6750 * fold-const.c (fold_binary_loc): Remove 2 transformations
6751 superseded by match.pd.
6752 * match.pd (x+x -> x*2): Generalize to integers.
6754 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
6756 * config/i386/i386.md (operation on memory peephole): Duplicate an
6757 existing peephole and adapt it to match lea rather than an operation
6760 PR rtl-optimization/57193
6761 * opts.c (default_options_table): Add OPT_frename_registers at -O2
6763 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
6765 2016-04-26 Bin Cheng <bin.cheng@arm.com>
6767 * tree-if-conv.c (any_pred_load_store): New static variable.
6768 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
6769 any_pred_load_store instead of and_mask_load_store.
6770 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
6771 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
6772 (combine_blocks, tree_if_conversion): Ditto.
6774 2016-04-26 Bin Cheng <bin.cheng@arm.com>
6776 PR tree-optimization/70771
6777 PR tree-optimization/70775
6778 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
6779 virtual PHI nodes. Delete parameter.
6780 (if_convertible_loop_p_1): Delete argument to above function.
6781 (predicate_all_scalar_phis): Delete code handling single-argument
6783 (tree_if_conversion): Mark and update virtual SSA.
6785 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6788 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
6789 (x86_elf_aligned_common): Rename to ...
6790 (x86_elf_aligned_decl_common): ... this.
6791 Add decl arg. Switch to .lbss for largecomm object. Use
6792 LARGECOMM_SECTION_ASM_OP.
6793 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
6795 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
6796 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
6798 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
6799 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
6801 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6804 * config/i386/i386.c (SECTION_LARGE): Define.
6805 (x86_64_elf_select_section): Set it for large data/bss sections.
6806 Only clear SECTION_WRITE for .lrodata.
6807 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
6809 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
6810 * varasm.c (default_elf_asm_named_section): Grow flagchars.
6811 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
6813 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
6814 * doc/tm.texi: Regenerate.
6816 2016-04-26 Jakub Jelinek <jakub@redhat.com>
6819 * configure.ac (--enable-checking): Document extra flag, for
6820 non-release builds default to --enable-checking=yes,extra.
6821 If misc checking and extra checking, define CHECKING_P to 2 instead
6823 * common.opt (fchecking=): Add.
6824 * doc/invoke.texi (-fchecking=): Document.
6825 * doc/install.texi: Document --enable-checking changes.
6826 * configure: Regenerated.
6827 * config.in: Regenerated.
6829 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
6831 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
6832 attribute instead of which_alternative.
6833 * config/i386/sse.md (*mov<mode>_internal): Ditto.
6834 Use EXT_REX_SSE_REG_P where appropriate.
6836 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
6838 * config/i386/predicates.md (const0_operand): Do not match
6839 const_wide_int code.
6840 (const1_operand): Ditto.
6842 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
6844 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
6845 for SSE constm1 operands and TARGET_AVX512VL.
6846 (*movti_internal): Ditto.
6847 (*mov<mode>_or): Use constm1_operand predicate.
6848 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
6849 for SSE vector_all_ones operands and TARGET_AVX512VL.
6850 * config/i386/predicates.md (constm1_operand): New predicate.
6851 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
6852 emission of constant -1 load.
6854 2016-04-25 Jason Merrill <jason@redhat.com>
6856 * gdbinit.in: Skip is-a.h.
6858 * attribs.c (register_scoped_attributes): Fix logic.
6859 * attribs.h: Declare register_scoped_attributes.
6861 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6863 * config/rs6000/rs6000-builtin.def: Correct pasto error for
6864 stxvd2x and stxvw4x built-in functions.
6866 2016-04-25 DJ Delorie <dj@redhat.com>
6868 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
6869 (ashrhi3): Likewise.
6870 (lshrhi3): Likewise.
6872 2016-04-25 Richard Biener <rguenther@suse.de>
6874 PR tree-optimization/70780
6875 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
6877 (compute_antic): Mark blocks with abnormal preds as visited as
6878 they have a final empty antic-in solution already.
6880 2016-04-25 Michael Collison <michael.collison@linaro.org>
6882 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
6884 2016-04-25 Michael Collison <michael.collison@linaro.org>
6886 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
6887 mode is VQI to improve mixed mode vectorization.
6888 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
6889 define_insn to match low half of signed vaddw.
6890 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
6891 define_insn to match high half of signed vaddw.
6892 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
6893 define_insn to match low half of unsigned vaddw.
6894 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
6895 define_insn to match high half of unsigned vaddw.
6896 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
6897 (arm_simd_check_vect_par_cnst_half_p): Likewise.
6898 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
6900 (arm_simd_check_vect_par_cnst_half_p): Likewise.
6901 * config/arm/predicates.md (vect_par_constant_high): Support
6902 big endian and simplify by calling
6903 arm_simd_check_vect_par_cnst_half
6904 (vect_par_constant_low): Likewise.
6906 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
6908 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
6909 predicate for operand 2.
6911 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
6912 H.J. Lu <hongjiu.lu@intel.com>
6914 * config/i386/i386-protos.h (standard_sse_constant_p): Add
6915 machine_mode argument.
6916 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
6917 constm1_rtx operands. For VOIDmode constants, get mode from
6918 pred_mode. Check mode size if the mode is supported by ABI.
6919 (standard_sse_constant_opcode): Do not use standard_constant_p.
6920 Strictly check ABI support for all-ones operands.
6921 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
6922 immediates. Update calls to standard_sse_constant_p.
6923 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
6924 (ix86_rtx_costs): Ditto.
6925 * config/i386/i386.md (*movxi_internal_avx512f): Use
6926 nonimmediate_or_sse_const_operand instead of vector_move_operand.
6927 Use (v,BC) alternative instead of (v,C). Use register_operand
6928 checks instead of MEM_P.
6929 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
6930 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
6931 isa attribute. Use register_operand checks instead of MEM_P.
6932 (*movti_internal): Use nonimmediate_or_sse_const_operand for
6933 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
6934 alternative and corresponding sse2 isa attribute.
6935 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
6936 to standard_sse_constant_p.
6937 (FP constant splitters): Ditto.
6938 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
6940 * config/i386/predicates.md (constm1_operand): Remove.
6941 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
6942 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
6943 vector_all_ones_operand instead of constm1_operand.
6945 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6947 * print-rtl.c (print_rtx_insn_vec): New function.
6948 * print-rtl.h: New prototype.
6949 * store-motion.c (struct st_expr): Make avail_stores a vector.
6950 (st_expr_entry): Adjust.
6951 (free_st_expr_entry): Likewise.
6952 (print_store_motion_mems): Likewise.
6953 (find_moveable_store): Likewise.
6954 (compute_store_table): Likewise.
6955 (delete_store): Likewise.
6956 (build_store_vectors): Likewise.
6958 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6960 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
6962 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6964 * vec.h (vec_safe_contains): New function.
6965 (vec::contains): Likewise.
6966 (vec::begin): Likewise.
6967 (vec::end): Likewise.
6969 2016-04-23 Jakub Jelinek <jakub@redhat.com>
6972 * cfgexpand.c (expand_stack_vars): Fix typo.
6974 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
6976 * system.h (list, map, set, vector): Include conditionally.
6977 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
6978 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
6979 * ipa-icf.c (INCLUDE_LIST): Define.
6980 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
6981 * config/sh/sh.c (INCLUDE_VECTOR): Define.
6982 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
6983 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
6984 * cp/logic.cc (INCLUDE_LIST): Define.
6985 * fortran/trans-common.c (INCLUDE_MAP): Define.
6987 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
6989 * auto-profile.c: Remove <string.h> include.
6990 * ipa-icf-gimple.c: Remove <list> include.
6991 * diagnostic.c: Remove <new> include.
6992 * genmatch.c: Likewise.
6993 * pretty-print.c: Likewise.
6994 * toplev.c: Likewise
6995 * c/c-objc-common.c: Likewise.
6996 * cp/error.c: Likewise.
6997 * fortran/error.c: Likewise.
6999 2016-04-22 Richard Biener <rguenther@suse.de>
7001 * lto-streamer-in.c (input_ssa_names): Do not allocate
7002 GIMPLE_NOP for all SSA names.
7003 * lto-streamer-out.c (output_ssa_names): Do not output
7004 SSA names that should have been released.
7006 2016-04-22 Richard Biener <rguenther@suse.de>
7008 PR tree-optimization/70740
7009 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
7012 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
7015 * config/i386/predicates.md (call_insn_operand): Replace
7016 sibcall_memory_operand with memory_operand.
7018 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
7020 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
7021 has_single_use() tests.
7022 (register_edge_assert_for_1): Likewise.
7023 (find_assert_locations_1): Check the liveness bitmap instead of
7024 checking has_single_use().
7026 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
7029 * config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
7030 Extract AVX-512BW constraint from AVX.
7032 2016-04-21 Richard Biener <rguenther@suse.de>
7034 PR tree-optimization/70725
7035 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
7036 for phi_convertible_by_degenerating_args.
7037 (predicate_all_scalar_phis): Handle single-argument PHIs.
7039 2016-04-21 Richard Biener <rguenther@suse.de>
7042 * fold-const.c (fold_comparison): Return properly typed
7045 2016-04-21 Bin Cheng <bin.cheng@arm.com>
7047 PR tree-optimization/70715
7048 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
7049 after expanding BASE using expand_simple_operations.
7051 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
7053 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
7054 New transformations.
7056 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
7058 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
7060 2016-04-20 Jan Hubicka <jh@suse.cz>
7062 * ipa-inline.c (can_inline_edge_p): Pass caller info to
7063 ultiimate_alias_target.
7064 (update_callee_keys): Likewise.
7065 (lookup_recursive_calls): Likewise.
7066 (speculation_useful_p): Likewise.
7068 2016-04-20 Jan Hubicka <jh@suse.cz>
7071 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
7072 (set_nothrow_flag_1): ... this; handle interposition correctly;
7073 recurse on aliases and thunks.
7074 (cgraph_node::set_nothrow_flag): New.
7075 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
7076 functions compiled with non-call exceptions that binds to current
7078 (propagate_nothrow): Be safe WRT interposition.
7079 * cgraph.h (set_nothrow_flag): Update prototype.
7081 2016-04-18 Jan Hubicka <jh@suse.cz>
7083 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
7084 max_loop_iterations_int.
7085 (tree_unswitch_outer_loop): Likewise.
7087 2016-04-20 Bin Cheng <bin.cheng@arm.com>
7089 PR tree-optimization/69489
7090 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
7091 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
7092 Revise dump message.
7093 (if_convertible_bb_p): Remove check on edge count of basic block's
7096 2016-04-20 Bin Cheng <bin.cheng@arm.com>
7098 PR tree-optimization/56625
7099 PR tree-optimization/69489
7100 * tree-data-ref.h (DR_INNERMOST): New macro.
7101 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
7102 hashing struct innermost_loop_behavior.
7103 (ref_DR_map): Remove.
7104 (innermost_DR_map): New map.
7105 (baseref_DR_map): Revise comment.
7106 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
7107 to innermost_DR_map accroding to its innermost loop behavior.
7108 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
7109 to its innermost loop behavior.
7110 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
7111 Add initialization for innermost_DR_map. Record memory reference
7112 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
7113 have innermost loop behavior.
7114 (if_convertible_loop_p): Remove release for ref_DR_map. Release
7117 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
7119 * config/i386/i386.md (*lea<mode>_general_1): Rename from
7120 *lea_general_1. Use explicit SWI12 mode interator.
7121 (*lea<mode>_general_2): Rename from *lea_general_2.
7122 Use explicit SWI12 mode interator.
7123 (*lea<mode>_general_3): Rename from *lea_general_3.
7124 Use explicit SWI12 mode interator.
7125 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
7126 Use explicit SWI12 mode interator.
7127 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
7128 Use explicit SWI48 mode interator.
7130 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
7132 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
7133 Short-cut unaligned load and store cases. Handle all integer
7135 (ix86_expand_vector_move_misalign): Short-cut unaligned load
7136 and store cases. Call ix86_avx256_split_vector_move_misalign
7137 directly without checking mode class.
7139 2016-04-20 Andrew Pinski <apinski@cavium.com>
7140 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7143 * config/aarch64/aarch64.md (sibcall): Force call
7144 address to be DImode for ILP32.
7145 (sibcall_value): Likewise.
7147 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
7149 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
7151 2016-04-20 Richard Biener <rguenther@suse.de>
7153 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
7154 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
7155 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
7156 (maybe_push_res_to_seq): Adjust.
7157 * gimple-fold.c (maybe_build_generic_op): Likewise.
7159 2016-04-20 Marek Polacek <polacek@redhat.com>
7161 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
7164 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
7166 * config/i386/sse.md (vec_unpacks_lo_hi): Always
7167 use kmovw to support AVX512F target.
7169 2016-04-20 Bin Cheng <bin.cheng@arm.com>
7171 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
7173 2016-04-20 Marek Polacek <polacek@redhat.com>
7175 PR tree-optimization/70725
7176 * tree-if-conv.c (is_false_predicate): New function.
7177 (predicate_mem_writes): Use it.
7179 2016-04-20 Richard Biener <rguenther@suse.de>
7181 PR tree-optimization/70726
7182 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
7183 shift amounts from a pattern stmt operand.
7185 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7188 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
7189 stack_restore_from_fpr pattern when restoring r15.
7190 (s390_optimize_prologue): Strip away the memory barrier in the
7191 parallel when trying to get rid of restore insns.
7192 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
7193 definition for loading the stack pointer from an FPR. Compared to
7194 the normal move insn this pattern includes a full memory barrier.
7196 2016-04-19 Jakub Jelinek <jakub@redhat.com>
7199 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
7200 implicitly linear or lastprivate iterator on the outer context.
7202 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
7204 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
7206 * config/i386/i386.md (ssememalign): Removed.
7207 * config/i386/sse.md: Remove ssememalign attribute from patterns.
7209 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
7212 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
7213 const short * to __builtin_ia32_loaddquhi512_mask.
7214 (_mm512_maskz_loadu_epi16): Likewise.
7215 (_mm512_mask_storeu_epi16): Pass short * to
7216 __builtin_ia32_storedquhi512_mask.
7217 (_mm512_mask_loadu_epi8): Pass const char * to
7218 __builtin_ia32_loaddquqi512_mask.
7219 (_mm512_maskz_loadu_epi8): Likewise.
7220 (_mm512_mask_storeu_epi8): Pass char * to
7221 __builtin_ia32_storedquqi512_mask.
7222 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
7223 const double * to __builtin_ia32_loadupd512_mask.
7224 (_mm512_mask_loadu_pd): Likewise.
7225 (_mm512_maskz_loadu_pd): Likewise.
7226 (_mm512_storeu_pd): Pass double * to
7227 __builtin_ia32_storeupd512_mask.
7228 (_mm512_mask_storeu_pd): Likewise.
7229 (_mm512_loadu_ps): Pass const float * to
7230 __builtin_ia32_loadups512_mask.
7231 (_mm512_mask_loadu_ps): Likewise.
7232 (_mm512_maskz_loadu_ps): Likewise.
7233 (_mm512_storeu_ps): Pass float * to
7234 __builtin_ia32_storeups512_mask.
7235 (_mm512_mask_storeu_ps): Likewise.
7236 (_mm512_mask_loadu_epi64): Pass const long long * to
7237 __builtin_ia32_loaddqudi512_mask.
7238 (_mm512_maskz_loadu_epi64): Likewise.
7239 (_mm512_mask_storeu_epi64): Pass long long *
7240 to __builtin_ia32_storedqudi512_mask.
7241 (_mm512_loadu_si512): Pass const int * to
7242 __builtin_ia32_loaddqusi512_mask.
7243 (_mm512_mask_loadu_epi32): Likewise.
7244 (_mm512_maskz_loadu_epi32): Likewise.
7245 (_mm512_storeu_si512): Pass int * to
7246 __builtin_ia32_storedqusi512_mask.
7247 (_mm512_mask_storeu_epi32): Likewise.
7248 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
7249 char * to __builtin_ia32_storedquqi256_mask.
7250 (_mm_mask_storeu_epi8): Likewise.
7251 (_mm256_mask_loadu_epi16): Pass const short * to
7252 __builtin_ia32_loaddquhi256_mask.
7253 (_mm256_maskz_loadu_epi16): Likewise.
7254 (_mm_mask_loadu_epi16): Pass const short * to
7255 __builtin_ia32_loaddquhi128_mask.
7256 (_mm_maskz_loadu_epi16): Likewise.
7257 (_mm256_mask_loadu_epi8): Pass const char * to
7258 __builtin_ia32_loaddquqi256_mask.
7259 (_mm256_maskz_loadu_epi8): Likewise.
7260 (_mm_mask_loadu_epi8): Pass const char * to
7261 __builtin_ia32_loaddquqi128_mask.
7262 (_mm_maskz_loadu_epi8): Likewise.
7263 (_mm256_mask_storeu_epi16): Pass short * to.
7264 __builtin_ia32_storedquhi256_mask.
7265 (_mm_mask_storeu_epi16): Pass short * to.
7266 __builtin_ia32_storedquhi128_mask.
7267 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
7268 const double * to __builtin_ia32_loadupd256_mask.
7269 (_mm256_maskz_loadu_pd): Likewise.
7270 (_mm_mask_loadu_pd): Pass onst double * to
7271 __builtin_ia32_loadupd128_mask.
7272 (_mm_maskz_loadu_pd): Likewise.
7273 (_mm256_mask_storeu_pd): Pass double * to
7274 __builtin_ia32_storeupd256_mask.
7275 (_mm_mask_storeu_pd): Pass double * to
7276 __builtin_ia32_storeupd128_mask.
7277 (_mm256_mask_loadu_ps): Pass const float * to
7278 __builtin_ia32_loadups256_mask.
7279 (_mm256_maskz_loadu_ps): Likewise.
7280 (_mm_mask_loadu_ps): Pass const float * to
7281 __builtin_ia32_loadups128_mask.
7282 (_mm_maskz_loadu_ps): Likewise.
7283 (_mm256_mask_storeu_ps): Pass float * to
7284 __builtin_ia32_storeups256_mask.
7285 (_mm_mask_storeu_ps): ass float * to
7286 __builtin_ia32_storeups128_mask.
7287 (_mm256_mask_loadu_epi64): Pass const long long * to
7288 __builtin_ia32_loaddqudi256_mask.
7289 (_mm256_maskz_loadu_epi64): Likewise.
7290 (_mm_mask_loadu_epi64): Pass const long long * to
7291 __builtin_ia32_loaddqudi128_mask.
7292 (_mm_maskz_loadu_epi64): Likewise.
7293 (_mm256_mask_storeu_epi64): Pass long long * to
7294 __builtin_ia32_storedqudi256_mask.
7295 (_mm_mask_storeu_epi64): Pass long long * to
7296 __builtin_ia32_storedqudi128_mask.
7297 (_mm256_mask_loadu_epi32): Pass const int * to
7298 __builtin_ia32_loaddqusi256_mask.
7299 (_mm256_maskz_loadu_epi32): Likewise.
7300 (_mm_mask_loadu_epi32): Pass const int * to
7301 __builtin_ia32_loaddqusi128_mask.
7302 (_mm_maskz_loadu_epi32): Likewise.
7303 (_mm256_mask_storeu_epi32): Pass int * to
7304 __builtin_ia32_storedqusi256_mask.
7305 (_mm_mask_storeu_epi32): Pass int * to
7306 __builtin_ia32_storedqusi128_mask.
7307 * config/i386/i386-builtin-types.def (PCSHORT): New.
7309 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
7310 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
7311 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
7312 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
7313 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
7314 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
7315 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
7316 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
7317 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
7318 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
7319 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
7320 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
7321 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
7322 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
7323 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
7324 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
7325 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
7326 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
7327 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
7328 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
7329 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
7330 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
7331 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
7332 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
7333 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
7334 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
7335 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
7336 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
7337 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
7338 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
7339 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
7340 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
7341 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
7342 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
7343 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
7344 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
7345 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
7346 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
7347 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
7348 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
7349 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
7350 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
7351 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
7352 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
7353 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
7354 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
7355 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
7356 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
7357 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
7359 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
7360 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
7362 (ix86_expand_vector_move_misalign): Likewise.
7363 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
7364 to scalar function prototype for unaligned load/store builtins.
7365 (ix86_expand_special_args_builtin): Updated.
7366 * config/i386/sse.md (UNSPEC_LOADU): Removed.
7367 (UNSPEC_STOREU): Likewise.
7368 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
7369 (VI_ULOADSTORE_F_AVX512VL): Likewise.
7370 (ssescalarsize): Handle V4TI, V2TI and V1TI.
7371 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
7372 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
7373 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
7374 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
7375 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
7376 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
7377 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
7378 (<avx512>_storedqu<mode>_mask): Likewise.
7379 (*sse4_2_pcmpestr_unaligned): Likewise.
7380 (*sse4_2_pcmpistr_unaligned): Likewise.
7381 (*mov<mode>_internal): Renamed to ...
7382 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
7383 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
7384 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
7385 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
7387 2016-04-19 Richard Biener <rguenther@suse.de>
7389 PR tree-optimization/70171
7390 * tree-ssa-phiprop.c: Include stor-layout.h.
7391 (phiprop_insert_phi): Handle the aggregate copy case.
7392 (propagate_with_phi): Likewise.
7394 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
7396 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
7397 instead of simplify_gen_subreg (... , 0).
7398 (ix86_delegitimize_address): Ditto.
7399 (ix86_split_divmod): Ditto.
7400 (ix86_split_copysign_const): Ditto.
7401 (ix86_split_copysign_var): Ditto.
7402 (ix86_expand_args_builtin): Ditto.
7403 (ix86_expand_round_builtin): Ditto.
7404 (ix86_expand_special_args_builtin): Ditto.
7405 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
7406 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
7407 (udivmodqi4): Ditto.
7408 (absneg splitters): Ditto.
7409 (*jcc_bt<mode>_1): Ditto.
7411 2016-04-19 Richard Biener <rguenther@suse.de>
7413 PR tree-optimization/70724
7414 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
7415 restoring out from ...
7416 (free_scc_vn): ... here.
7417 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
7418 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
7420 (pass_fre::execute): Restore SSA info.
7422 2016-04-19 Richard Biener <rguenther@suse.de>
7424 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
7425 * gimple-walk.c (walk_gimple_op): Initialize it.
7426 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
7427 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
7428 remapping SSA names of defs.
7429 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
7432 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
7435 * lra-constraints.c (equiv_substition_p): New.
7436 (process_alt_operands): Use it.
7437 (swap_operands): Swap it.
7438 (curr_insn_transform): Update it.
7440 2016-04-18 Michael Matz <matz@suse.de>
7442 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
7443 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
7444 * tree-core.h (tree_type_common.align): Use bit-field.
7445 (tree_type_common.spare): New.
7446 (tree_decl_common.off_align): Make smaller.
7447 (tree_decl_common.align): Use bit-field.
7449 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
7450 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
7451 (scan_sharing_clauses): Ditto.
7452 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
7453 (omp_finish_file): Ditto.
7454 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
7455 (layout_decl): Ditto.
7456 (relayout_decl): Ditto.
7457 (finalize_record_size): Use SET_TYPE_ALIGN.
7458 (finalize_type_size): Ditto.
7459 (finish_builtin_struct): Ditto.
7460 (layout_type): Ditto.
7461 (initialize_sizetypes): Ditto.
7462 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
7463 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
7464 (lookup_field_for_decl): Use SET_DECL_ALIGN.
7465 (get_chain_field): Ditto.
7466 (get_trampoline_type): Ditto.
7467 (get_nl_goto_field): Ditto.
7468 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
7470 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
7471 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
7472 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
7473 (build_qualified_type): Use SET_TYPE_ALIGN.
7474 (build_aligned_type, build_range_type_1): Ditto.
7475 (build_atomic_base): Ditto.
7476 (build_common_tree_nodes): Ditto.
7477 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
7478 (expand_one_stack_var_at): Ditto.
7479 * coverage.c (build_var): Use SET_DECL_ALIGN.
7480 * except.c (init_eh): Ditto.
7481 * function.c (assign_parm_setup_block): Ditto.
7482 * symtab.c (increase_alignment_1): Ditto.
7483 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
7484 * tree-vect-stmts.c (ensure_base_align): Ditto.
7485 * varasm.c (align_variable): Ditto.
7486 (assemble_variable): Ditto.
7487 (build_constant_desc): Ditto.
7488 (output_constant_def_contents): Ditto.
7490 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
7491 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
7492 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
7493 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
7494 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
7496 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
7499 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
7500 replace %vmovsd with "%vmovq".
7501 (vec_concatv2df): Likewise.
7503 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
7505 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
7506 (*vec_extractv2si_0): Ditto.
7507 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
7508 (zero_extended_scalar_load_operand splitters): Ditto.
7509 (vec_extract splitters): Ditto.
7510 (*vec_extractv4si_0_zext): Ditto.
7511 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
7513 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
7514 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
7515 (*sse4_1_extractps): Use lowpart_subreg.
7516 * config/i386/i386.md (x87 floatsplitter): Use gen_lowpart.
7518 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7520 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
7522 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
7523 Mention Solaris 11 packaging changes.
7524 Update gas and gld requirements.
7525 Remove reference to pre-Solaris 10 bug.
7526 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
7528 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
7531 2016-04-17 Jan Hubicka <jh@suse.cz>
7533 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
7534 max_loop_iterations_int.
7536 2016-04-18 Richard Biener <rguenther@suse.de>
7538 PR tree-optimization/43434
7539 * tree-ssa-structalias.c (struct vls_data): New.
7540 (visit_loadstore): Handle all pointer-based accesses.
7541 (compute_dependence_clique): Compute a bitmap of restrict tags
7542 assigned bases and pass it to visit_loadstore.
7544 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
7547 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
7548 armv8.1-a and armv8.1-a+crc.
7550 2016-04-18 Richard Biener <rguenther@suse.de>
7552 PR tree-optimization/70701
7553 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
7554 references after translating through a memcpy.
7556 2016-04-18 Richard Biener <rguenther@suse.de>
7558 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
7559 (compute_antic): ... here. For partial antic use regular
7560 postorder and scrap iteration.
7561 (compute_partial_antic_aux): Remove unused return value.
7562 (init_pre): Do not allocate postorder.
7563 (fini_pre): Do not free postorder.
7565 2016-04-18 Richard Biener <rguenther@suse.de>
7568 * expmed.c (extract_bit_field_1): Remove broken case
7569 using a wider MODE_INT mode.
7571 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
7573 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
7574 unless compiling with at least GCC-4.8.
7576 2016-04-17 Jan Hubicka <jh@suse.cz>
7579 * graphite.c (graphite_finalize): Update call to
7580 tree_estimate_probability.
7581 * predict.h (tree_estimate_probability): Update prototype.
7583 2016-04-17 Jan Hubicka <jh@suse.cz>
7585 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
7586 (tree_estimate_probability): Likewise.
7587 (pass_profile::execute): Update.
7588 (report_predictor_hitrates): New function.
7589 * profile.c (compute_branch_probabilities): Use it.
7590 * predict.h (report_predictor_hitrates): Declare.
7592 2016-04-17 Jan Hubicka <jh@suse.cz>
7595 * cgraph.h (cgraph_node::set_const_flag,
7596 cgraph_node::set_pure_flag): Update prototype to return bool;
7598 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
7599 of interposable symbol are interposable, too.
7600 (cgraph_set_const_flag_1): Rename to ...
7601 (set_const_flag_1): ... this one; change to self recursive function
7602 instead of call_for_symbol_thunks_and_aliases. Handle correctly
7603 clearnig the flag in all variants and also virtual thunks of const
7604 functions are pure; track if any change was done.
7605 (cgraph_node::set_const_flag): Update.
7606 (struct set_pure_flag_info): New struct.
7607 (cgraph_set_pure_flag_1): Rename to ...
7608 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
7609 rather than pointer encoded flags; track if any changes was done;
7610 handle correctly clearning flag and setting flag of aliases already
7612 (cgraph_node::set_pure_flag): Update.
7613 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
7615 2016-04-17 Tom de Vries <tom@codesourcery.com>
7618 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
7621 2016-04-17 Tom de Vries <tom@codesourcery.com>
7623 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
7624 '{}<> ' as escape-for-record.
7626 2016-04-17 Tom de Vries <tom@codesourcery.com>
7628 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
7631 2016-04-17 Tom de Vries <tom@codesourcery.com>
7634 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
7635 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
7636 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
7637 * passes.c (finish_optimization_passes): Only call
7638 finish_graph_dump_file if dfi->graph_dump_initialized.
7639 (execute_function_dump, pass_init_dump_file): Use
7640 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
7642 2016-04-17 Tom de Vries <tom@codesourcery.com>
7644 PR tree-optimization/70256
7645 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
7646 (debug_varmap): New function.
7648 2016-04-17 Tom de Vries <tom@codesourcery.com>
7651 * passes.c (pass_manager::register_pass): Propagate pflags.
7653 2016-04-17 Tom de Vries <tom@codesourcery.com>
7656 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
7657 * passes.c (pass_manager::pass_manager): Declare and init p_start in
7658 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
7659 check if it's equal to p_start.
7660 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
7662 2016-04-15 Jan Hubicka <jh@suse.cz>
7665 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
7666 function does not bind to current def.
7667 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
7668 handle conservatively calls to functions that does not need to bind
7670 (check_call): Update call of worse_state.
7671 (ignore_edge_for_nothrow): Update.
7672 (ignore_edge_for_pure_const): Likewise.
7673 (propagate_pure_const): Update calls to worse_state.
7674 (skip_function_for_local_pure_const): Reformat comments.
7676 2016-04-15 Jan Hubicka <jh@suse.cz>
7679 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
7680 (cgraph_node::function_symbol): Likewise.
7681 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
7682 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
7683 (symtab_node::ultimate_alias_target): Add REF parameter.
7684 (symtab_node::binds_to_current_def_p): Declare.
7685 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
7686 (cgraph_node::function_symbol): Likewise.
7687 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
7688 (cgraph_node::get_availability): Likewise.
7689 (cgraph_edge::binds_to_current_def_p): New inline function.
7690 (varpool_node::get_availability): Add REF parameter.
7691 (varpool_node::ultimate_alias_target): Likewise.
7692 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
7693 (symtab_node::binds_to_current_def_p): Likewise.
7694 * varpool.c (varpool_node::get_availability): Likewise.
7696 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
7699 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
7700 Fix mode size check.
7702 2016-04-15 Jakub Jelinek <jakub@redhat.com>
7704 * BASE-VER: Set to 7.0.0.
7706 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
7708 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
7710 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7712 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
7713 architecture revisions.
7715 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
7717 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
7718 * config/i386/i386.c (ix86_using_red_zone): No longer static.
7719 * config/i386/i386.md (stack decrement to push peepholes): Guard
7720 with !x86_using_red_zone ().
7722 2016-04-15 Jakub Jelinek <jakub@redhat.com>
7725 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
7726 to dump_generic_node.
7727 (NIY): Pass also flags to do_niy.
7729 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
7731 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
7732 (simd_clone_vector_of_formal_parm_types)
7733 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
7734 (simd_clone_mangle, simd_clone_create)
7735 (simd_clone_adjust_return_type, create_tmp_simd_array)
7736 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
7737 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
7738 (ipa_simd_modify_function_body, simd_clone_linear_addend)
7739 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
7740 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
7741 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
7742 * omp-simd-clone.c: ... this new file.
7743 (simd_clone_vector_of_formal_parm_types): Make it static.
7744 * Makefile.in (OBJS): Add omp-simd-clone.o.
7746 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
7749 * config/i386/sse.md: Use proper memory operand modifiers.
7752 2016-04-15 Richard Biener <rguenther@suse.de>
7753 Alan Modra <amodra@gmail.com>
7755 PR tree-optimization/70130
7756 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
7757 when alignment stays not the same and no not use the realign
7760 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
7763 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
7764 direct move handlers for KFmode. Change TFmode handlers test from
7765 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
7767 2016-04-14 Jakub Jelinek <jakub@redhat.com>
7770 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
7771 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
7772 (inlined_polymorphic_ctor_dtor_block_p): Use it.
7773 * tree-ssa-live.c (remove_unused_scope_block_p): When
7774 in_ctor_dtor_block, avoid discarding not just BLOCKs with
7775 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
7776 block_ultimate_origin is FUNCTION_DECL.
7777 (remove_unused_locals): If current_function_decl is
7778 polymorphic_ctor_dtor_p, pass initial true to
7779 remove_unused_scope_block_p' is_ctor_dtor_block.
7781 2016-04-14 Martin Sebor <msebor@redhat.com>
7786 * doc/extend.texi (Variable Length): Revert.
7788 2016-04-14 Marek Polacek <polacek@redhat.com>
7789 Jan Hubicka <hubicka@ucw.cz>
7792 * tree.c (verify_type): Disable the canonical type of main variant
7795 2016-04-14 Jason Merrill <jason@redhat.com>
7797 * cfgexpand.c, expr.c: Revert previous change.
7799 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
7802 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
7803 when building a mem ref for the incoming reduction variable.
7805 2016-04-14 Richard Biener <rguenther@suse.de>
7807 PR tree-optimization/70614
7808 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
7809 loop if the evolution dropped to chrec_dont_know.
7810 (interpret_condition_phi): Likewise.
7812 2016-04-14 Richard Biener <rguenther@suse.de>
7814 PR tree-optimization/70623
7815 * tree-ssa-pre.c (changed_blocks): Make global ...
7816 (compute_antic): ... local here. Move and fix worklist
7817 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
7818 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
7819 worklist handling, dump when ANTIC_IN changed.
7820 (compute_partial_antic_aux): Remove worklist handling.
7821 (init_pre): Do not compute post dominators. Add a comment about
7822 the CFG order chosen.
7823 (fini_pre): Do not free post dominators.
7825 2016-04-13 Martin Sebor <msebor@redhat.com>
7830 * doc/extend.texi (Variable Length): Document C++ specifics.
7832 2016-04-13 Jakub Jelinek <jakub@redhat.com>
7835 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
7836 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
7837 eh edges have been purged.
7840 * tree-sra.c (create_access_replacement,
7841 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
7843 * tree-pretty-print.c (dump_fancy_name): New function.
7844 (dump_decl_name, dump_generic_node): Use it.
7846 2016-04-13 Jason Merrill <jason@redhat.com>
7848 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
7849 * expr.c (expand_expr_real_1): Likewise.
7851 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
7853 * config/i386/i386.md (kunpckhi): Swap operands.
7854 (kunpcksi): Likewise.
7855 (kunpckdi): Likewise.
7856 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
7857 (vec_pack_trunc_<mode>): Likewise.
7859 2016-04-13 Jakub Jelinek <jakub@redhat.com>
7862 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
7865 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
7866 gimplification turns some element into non-constant.
7869 * rtl.h (convert_memory_address_addr_space_1): New prototype.
7870 * explow.c (convert_memory_address_addr_space_1): No longer static,
7871 add NO_EMIT argument and don't call convert_modes if true, pass
7872 it down recursively, remove break after return.
7873 (convert_memory_address_addr_space): Adjust caller.
7874 * simplify-rtx.c (simplify_unary_operation_1): Call
7875 convert_memory_address_addr_space_1 instead of convert_memory_address,
7876 if it returns NULL, don't simplify.
7878 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
7881 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
7883 2016-04-12 Jakub Jelinek <jakub@redhat.com>
7885 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
7886 Bump the upper SIMDLEN limits, so that if the return type or
7887 characteristic type if the return type is void can be passed in
7888 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
7891 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
7894 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
7895 Do not use "=" constraint on an input constraint.
7896 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
7897 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
7898 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
7899 generates (neg (abs ...)) instead of (abs ...).
7901 2016-04-12 Jakub Jelinek <jakub@redhat.com>
7903 PR rtl-optimization/70596
7904 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
7905 just invalidate LRA data and reset them. Adjust dump wording.
7907 2016-04-12 Martin Liska <mliska@suse.cz>
7910 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
7912 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
7914 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
7915 max_loop_iterations_int.
7916 (tree_unswitch_outer_loop): Likewise.
7917 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
7918 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
7920 2016-04-12 Tom de Vries <tom@codesourcery.com>
7922 PR tree-optimization/68756
7923 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
7924 instead of new_name.
7926 2016-04-12 Jakub Jelinek <jakub@redhat.com>
7928 PR tree-optimization/70602
7929 * tree-sra.c (generate_subtree_copies): Don't write anything into
7930 constant pool decls.
7932 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
7933 regardless whether there are depend clauses or not.
7935 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
7938 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
7939 target attribute and pragma from changing the -mfloat128
7940 and -mfloat128-hardware options.
7942 * doc/extend.texi (Additional Floating Types): Document PowerPC
7943 __float128 restrictions.
7945 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
7948 * config/aarch64/driver-aarch64.c
7949 (aarch64_get_extension_string_for_isa_flags): New.
7950 (arch_extension): Rename to...
7951 (aarch64_arch_extension): ...This.
7952 (ext_to_feat_string): Rename to...
7953 (aarch64_extensions): ...This.
7954 (aarch64_core_data): Keep track of architecture extension flags.
7955 (cpu_data): Rename to...
7956 (aarch64_cpu_data): ...This.
7957 (aarch64_arch_driver_info): Keep track of architecture extension
7959 (get_arch_name_from_id): Rename to...
7960 (get_arch_from_id): ...This, change return type.
7961 (host_detect_local_cpu): Update and reformat for renames, handle
7962 extensions through common infrastructure.
7964 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
7967 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
7968 track of a canonical flag name.
7969 (all_extensions): Likewise.
7970 (arch_to_arch_name): Also track extension flags enabled by the arch.
7971 (all_architectures): Likewise.
7972 (aarch64_parse_extension): Move to here.
7973 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
7975 (aarch64_rewrite_selected_cpu): Update for above change.
7976 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
7977 are handled, such that the single explicit value enabled by an
7978 extension is kept seperate from the implicit values it also enables.
7979 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
7981 (aarch64_parse_extension): New.
7982 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
7983 here to config/aarch64/aarch64-protos.h.
7984 (aarch64_parse_extension): Move from here to
7985 common/config/aarch64/aarch64-common.c.
7986 (aarch64_option_print): Update.
7987 (aarch64_declare_function_name): Likewise.
7988 (aarch64_start_file): Likewise.
7989 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
7990 the canonical flag for extensions.
7991 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
7994 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
7996 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
7999 2016-04-09 Tom de Vries <tom@codesourcery.com>
8001 PR tree-optimization/68953
8002 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
8003 first to last subscript.
8005 2016-04-09 Jakub Jelinek <jakub@redhat.com>
8007 PR tree-optimization/70586
8008 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
8011 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
8015 PR tree-optimization/70373
8019 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
8020 clauses for acc parallel reductions as necessary. Error on those
8022 * omp-low.c (scan_sharing_clauses): Don't install variables which
8023 are used in acc parallel reductions.
8024 (lower_rec_input_clauses): Remove dead code.
8025 (lower_oacc_reductions): Add support for reference reductions.
8026 (lower_reduction_clauses): Remove dead code.
8027 (lower_omp_target): Don't remap variables appearing in acc parallel
8029 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
8031 2016-04-08 Jakub Jelinek <jakub@redhat.com>
8034 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
8035 with multiple SSA_NAME defs, force the outputs other than first
8036 to be live before calling live_track_process_def on each output.
8038 PR rtl-optimization/70574
8039 * fwprop.c (forward_propagate_and_simplify): Don't add
8040 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
8041 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
8042 paradoxical subregs within *loc.
8044 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
8046 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
8047 -ftree-parallelize-loops={0,1}.
8048 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
8049 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
8050 * config/ia64/hpux.h (LIB_SPEC): Likewise.
8051 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
8052 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
8054 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
8057 * asan.c (instrument_derefs): If we get unknown location, extract it
8059 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
8061 2016-04-08 Tom de Vries <tom@codesourcery.com>
8063 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
8064 implicit firstprivate clause.
8066 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8069 * config/arm/thumb2.md (tst + branch-> lsls + branch
8070 peephole below *orsi_not_shiftsi_si): Require that condition
8071 register is dead after the peephole.
8072 (second peephole after the above): Likewise.
8074 2016-04-08 Alan Modra <amodra@gmail.com>
8077 * builtins.c (fold_builtin_classify): For IBM extended precision,
8078 look at just the high-order double to test for NaN.
8079 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
8080 test just the high double for Inf but both doubles for subnormal
8083 2016-04-07 Jakub Jelinek <jakub@redhat.com>
8085 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
8086 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
8087 node->simdclone->mask_mode != VOIDmode masks.
8088 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
8089 earlier, use it instead of node->simdclone.
8090 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
8091 Set clonei->mask_mode.
8093 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
8096 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
8097 Pass it through to cp_parser_already_scoped_statement.
8098 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
8099 it through to cp_parser_statement.
8100 (cp_parser_statement): Pass IF_P through to
8101 cp_parser_iteration_statement.
8102 (cp_parser_pragma): Adjust call to
8103 cp_parser_iteration_statement.
8105 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
8108 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
8109 resolve a future -Wparentheses warning.
8110 * omp-low.c (scan_sharing_clauses): Likewise.
8111 * tree-parloops.c (eliminate_local_variables): Likewise.
8113 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
8115 PR rtl-optimization/70398
8116 * lra-constraints.c (process_address_1): Check zero scale and code
8117 for reloading with zero scale.
8119 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
8121 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
8122 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
8124 2016-04-06 Jakub Jelinek <jakub@redhat.com>
8126 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
8127 Add support for AVX512F clones, include them by default for
8128 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
8129 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
8133 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
8134 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
8135 firstprivate clauses.
8136 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
8137 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
8138 (lower_omp_target): Set TREE_NO_WARNING for
8139 non-addressable possibly uninitialized vars which are copied into
8140 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
8142 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
8144 * config/pa/predicates.md (integer_store_memory_operand): Accept
8145 REG+D operands with a large offset when reload_in_progress is true.
8146 (floating_point_store_memory_operand): Likewise.
8148 2016-04-05 Jakub Jelinek <jakub@redhat.com>
8151 * match.pd (nested int casts): Limit to GIMPLE.
8153 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
8156 * ipa-devirt.c (maybe_record_node): Fix comment; use
8157 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
8159 2016-04-05 Jakub Jelinek <jakub@redhat.com>
8161 PR rtl-optimization/70542
8162 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
8163 if there are any uses other than insn or debug insns.
8165 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
8166 Jakub Jelinek <jakub@redhat.com>
8168 PR tree-optimization/70509
8169 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
8170 Shift HOST_WIDE_INT_1U instead of 1.
8172 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
8174 PR tree-optimization/70509
8175 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
8176 of the vector base type for index.
8178 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
8181 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
8183 2016-04-05 Richard Biener <rguenther@suse.de>
8185 PR tree-optimization/70526
8186 * tree-sra.c (build_ref_for_offset): Use prev_base to
8187 extract the alias pointer type.
8189 2016-04-05 Richard Biener <rguenther@suse.de>
8191 * dse.c (struct store_info): Remove alias_set member.
8192 (struct read_info_type): Likewise.
8193 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
8194 spill_deleted, clear_alias_set_lookup): Remove.
8195 (get_group_info): Remove dead base == NULL_RTX case.
8196 (dse_step0): Remove initialization of removed variables.
8197 (delete_dead_store_insn): Reomve alias set dumping.
8198 (free_read_records): Remove alias_set handling.
8199 (canon_address): Remove alias_set_out parameter.
8200 (record_store): Remove spill_alias_set, it's always zero.
8201 (check_mem_read_rtx): Likewise.
8202 (dse_step2): Rename from ...
8203 (dse_step2_nospill): ... this. Adjust.
8204 (scan_stores): Rename from ...
8205 (scan_stores_nospill): ... this.
8206 (scan_reads): Rename from ...
8207 (scan_reads_nospill): ... this.
8208 (scan_stores_spill, scan_reads_spill): Remove.
8209 (dse_step3_scan): Remove for_spills argument which is always false.
8210 (dse_step3): Likewise.
8211 (dse_step5): Rename from ...
8212 (dse_step5_nospill): ... this. Remove alias_set handling.
8213 (rest_of_handle_dse): Adjust.
8215 2016-04-05 Jakub Jelinek <jakub@redhat.com>
8218 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
8219 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
8220 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
8221 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
8223 2016-04-05 Richard Biener <rguenther@suse.de>
8226 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
8227 non-register type temporaries into SSA.
8229 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
8232 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
8233 calls when sanitizing.
8234 (possible_polymorphic_call_target_p): Fix formatting.
8236 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8237 Jakub Jelinek <jakub@redhat.com>
8240 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
8241 to ensure a call statement is compatible with a built-in's
8243 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
8246 2016-04-04 Richard Biener <rguenther@suse.de>
8248 PR rtl-optimization/70484
8249 * rtl.h (canon_output_dependence): Declare.
8250 * alias.c (canon_output_dependence): New function.
8251 * dse.c (record_store): Use canon_output_dependence rather
8252 than canon_true_dependence.
8254 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
8257 * cgraph.h (symtab_node::copy_visibility_from): New function.
8258 * symtab.c (symtab_node::copy_visibility_from): New function.
8259 * ipa-visibility.c (optimize_weakref): New function.
8260 (function_and_variable_visibility): Use it.
8262 2016-04-04 Martin Liska <mliska@suse.cz>
8265 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
8266 value that is really in range handled by SBR instruction.
8267 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
8268 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
8269 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
8271 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
8275 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
8276 set, but not for SP_REG operands.
8278 2016-04-02 Martin Sebor <msebor@redhat.com>
8281 * fold-const.c (maybe_nonzero_address): New function.
8282 (fold_comparison): Call it. Fold equality and relational
8283 expressions involving null pointers.
8284 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
8286 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
8288 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
8289 the "Y" constraint (scalar FP 0.0 immediate).
8291 * config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
8292 Add the "const_double" to the list of operand constraints.
8294 2016-04-01 Jakub Jelinek <jakub@redhat.com>
8296 PR rtl-optimization/70467
8297 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
8298 If low word of the last operand is 0, just emit addition/subtraction
8301 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8304 * config/s390/s390.c (s390_expand_insv): Check for everything
8305 constant instead of just VOIDmode stuff.
8307 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8310 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
8312 2016-04-01 Nathan Sidwell <nathan@acm.org>
8314 * tree.def (TRY_CATCH_EXPR): Correct documentation.
8316 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
8318 PR rtl-optimization/70461
8319 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
8322 2016-03-31 Martin Liska <mliska@suse.cz>
8325 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
8326 a tree value or an immediate integer value to a buffer
8327 that is eventually copied to a BRIG section.
8328 (emit_immediate_operand): Call the function here.
8329 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
8330 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
8331 of class' fields that are removed.
8332 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
8333 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
8334 m_brig_repr_size fields.
8336 2016-03-31 Martin Liska <mliska@suse.cz>
8339 * hsa-gen.c (hsa_function_representation::update_dominance): New
8341 (convert_addr_to_flat_segment): Likewise.
8342 (gen_hsa_memory_set): New alignment argument.
8343 (gen_hsa_ctor_assignment): Likewise.
8344 (gen_hsa_insns_for_single_assignment): Provide alignment
8345 to gen_hsa_ctor_assignment.
8346 (gen_hsa_insns_for_direct_call): Add new argument.
8347 (expand_lhs_of_string_op): New function.
8348 (expand_string_operation_builtin): Likewise.
8349 (expand_memory_copy): New function.
8350 (expand_memory_set): New function.
8351 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
8352 (convert_switch_statements): Change signature.
8353 (generate_hsa): Use a return value of the function.
8354 (pass_gen_hsail::execute): Do not call
8355 convert_switch_statements here.
8356 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
8357 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
8358 (hsa_function_representation::update_dominance): New function.
8360 2016-03-31 Martin Liska <mliska@suse.cz>
8363 * hsa-brig.c (emit_directive_variable): Emit alignment
8364 according to hsa_symbol::m_align.
8365 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
8366 (dump_hsa_symbol): Dump alignment of HSA symbols.
8367 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
8368 (gen_hsa_addr_with_align): New function.
8369 (hsa_bitmemref_alignment): Use newly added function.
8370 (gen_hsa_insns_for_load): Likewise.
8371 (gen_hsa_insns_for_store): Likewise.
8372 (gen_hsa_memory_copy): New argument added.
8373 (gen_hsa_insns_for_single_assignment): Respect
8374 alignment for assignments processed via gen_hsa_memory_copy.
8375 (gen_hsa_insns_for_direct_call): Likewise.
8376 (gen_hsa_insns_for_return): Likewise.
8377 (gen_function_def_parameters): Set default alignment.
8378 * hsa.c (hsa_object_alignment): New function.
8379 (hsa_byte_alignment): Pasted function.
8380 * hsa.h (hsa_symbol::m_align): New field.
8382 2016-03-31 Bin Cheng <bin.cheng@arm.com>
8384 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
8385 scratch field for goto case.
8387 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
8389 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
8391 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
8394 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
8395 (scalar_chain::convert_insn): Call convert_op for reg
8396 moves to handle undefined registers.
8398 2016-03-31 Nathan Sidwell <nathan@acm.org>
8401 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
8402 Assert we don't want to move backwards.
8404 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
8407 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
8409 2016-03-31 Jakub Jelinek <jakub@redhat.com>
8411 PR rtl-optimization/70460
8412 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
8413 with operand from REG_LABEL_OPERAND, instead substitute
8414 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
8415 Don't do anything for REG_NON_LOCAL_GOTO jumps.
8417 2016-03-31 Martin Liska <mliska@suse.cz>
8419 * passes.c (execute_one_pass): Do not call
8420 todo_after for a discarded function.
8422 2016-03-31 Bin Cheng <bin.cheng@arm.com>
8424 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
8425 (no_cost, infinite_cost): Initialize the new field.
8426 (get_computation_cost_at): Record setup cost.
8427 (determine_use_iv_cost_address): Skip cost computation for sub
8428 uses if we can estimate it without losing accuracy.
8430 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
8432 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
8434 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
8435 max_loop_iterations_int.
8436 (tree_unswitch_outer_loop): Likewise.
8437 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
8438 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
8440 2016-03-30 Richard Biener <rguenther@suse.de>
8443 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
8445 2016-03-30 Jakub Jelinek <jakub@redhat.com>
8448 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
8449 in gen_blendm expander.
8451 2016-03-30 Nick Clifton <nickc@redhat.com>
8454 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
8455 case where we are already provided with an SImode SUBREG.
8457 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
8460 * config/i386/i386.c (ix86_expand_epilogue): Properly check
8461 conflict between DRAP register and __builtin_eh_return.
8463 2016-03-30 Michael Matz <matz@suse.de>
8464 Richard Biener <rguenther@suse.de>
8467 * ipa-polymorphic-call.c (struct type_change_info): Change
8468 speculative to an unsigned allowing to limit the work we do.
8469 (csftc_abort_walking_p): New inline function..
8470 (check_stmt_for_type_change): Limit the number of may-defs
8471 skipped for speculative devirtualization to
8472 max-speculative-devirt-maydefs.
8473 * params.def (max-speculative-devirt-maydefs): New param.
8474 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
8476 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
8479 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
8482 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
8484 PR tree-optimization/59124
8485 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
8486 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
8488 2016-03-29 Jeff Law <law@redhat.com>
8490 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
8492 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
8494 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
8497 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
8499 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
8500 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
8501 gcrt0.o if linking dynamically.
8503 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
8506 * ipa-devirt.c (methods_equal_p): New function.
8507 (compare_virtual_tables): Use it.
8508 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
8509 * cgraphclones.c (clone_function_name_1): Use
8510 symbol_table::symbol_suffix_separator.
8511 * coverage.c (build_var): Likewise.
8512 * symtab.c (symbol_table::symbol_suffix_separator): New.
8514 2016-03-29 Jakub Jelinek <jakub@redhat.com>
8516 PR rtl-optimization/70429
8517 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
8518 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
8519 mode != result_mode.
8522 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
8524 PR tree-optimization/70405
8525 * ssa-iterators.h (num_imm_uses): Add missing braces.
8527 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
8529 PR rtl-optimization/68695
8530 * ira-color.c (allocno_copy_cost_saving): New.
8531 (improve_allocation): Use it.
8533 2016-03-29 Richard Henderson <rth@redhat.com>
8536 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
8538 2016-03-29 Richard Biener <rguenther@suse.de>
8541 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
8542 use alignment returned by get_pointer_alignment_1 if it is
8543 bigger than BITS_PER_UNIT.
8544 * builtins.c (get_pointer_alignment_1): Do not return true
8545 for alignment extracted from SSA info.
8547 2016-03-28 James Bowman <james.bowman@ftdichip.com>
8549 * config/ft32/ft32.opt (mnodiv): New.
8550 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
8551 * doc/invoke.texi (FT32 Options -mnodiv): New.
8553 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
8556 * config/i386/i386.md (define_split, andn): Fix modes.
8558 2016-03-26 Richard Biener <rguenther@suse.de>
8559 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
8562 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
8564 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
8565 as 2nd argument to cl_optimization_restore().
8567 2016-03-25 Richard Henderson <rth@redhat.com>
8570 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
8571 * config/aarch64/aarch64-protos.h: Declare it.
8572 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
8574 2016-03-25 Alan Modra <amodra@gmail.com>
8577 * config/rs6000/constraints.md (j): Simplify.
8578 * config/rs6000/predicates.md (easy_fp_constant): Exclude
8580 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
8581 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
8582 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
8583 in all constraint alternatives.
8584 (movtd_64bit_nodm): Delete "j" constraint alternative.
8586 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
8588 * tree-ssa-propagate.c: Enhance docs for
8589 SSA_PROP_NOT_INTERESTING.
8591 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
8593 * doc/extend.texi: Fix typo in documentation to pure attribute.
8595 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
8598 * config/pa/pa.md (bswapdi2): Use a scratch register.
8600 2016-03-24 Richard Henderson <rth@redhat.com>
8603 * fold-const.c (extract_muldiv_1): Correct test for multiplication
8606 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
8608 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
8609 using ix86_expand_binary_operator instead of gen_andsi3.
8611 2016-03-24 Richard Biener <rguenther@suse.de>
8613 PR tree-optimization/70396
8614 * tree-vect-stmts.c (vectorizable_comparison): Use
8615 get_vectype_for_scalar_type.
8617 2016-03-24 Richard Biener <rguenther@suse.de>
8620 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
8621 with register bases.
8623 2016-03-24 Richard Biener <rguenther@suse.de>
8625 PR tree-optimization/70372
8626 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
8627 build_all_ones_cst to also handle vector types correctly.
8629 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
8632 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
8635 2016-03-23 Marek Polacek <polacek@redhat.com>
8638 * doc/invoke.texi: Document -Wignored-attributes.
8640 2016-03-23 Bin Cheng <bin.cheng@arm.com>
8642 PR tree-optimization/69042
8643 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
8644 parameter from 30 to 40.
8646 2016-03-23 Bin Cheng <bin.cheng@arm.com>
8648 PR tree-optimization/69042
8649 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
8650 for use with constant offset stripped in base.
8652 2016-03-23 Richard Biener <rguenther@suse.de>
8655 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
8656 mode compatibility check.
8657 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
8659 2016-03-23 Jeff Law <law@redhat.com>
8661 PR tree-optimization/64058
8662 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
8664 (struct ssa_conflicts): Move up earlier in the file.
8665 (conflicts_, var_map_): New static variables.
8666 (initialize_conflict_count): New function to initialize the
8667 CONFLICT_COUNT field for each conflict pair.
8668 (compare_pairs): Lazily initialize the conflict count and use it
8669 as the first tie-breaker.
8670 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
8671 and wipe conflicts_ and map_ around the call to qsort. Remove
8672 special case for 2 coalesce pairs.
8673 * bitmap.c (bitmap_count_unique_bits): New function.
8674 (bitmap_count_bits_in_word): New function, extracted from
8676 (bitmap_count_bits): Use bitmap_count_bits_in_word.
8677 * bitmap.h (bitmap_count_unique_bits): Declare it.
8679 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
8682 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
8683 transparent alias chain for decl assembler name.
8684 * config/sol2.c (solaris_assemble_visibility): Likewise.
8686 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8688 * config/arm/arm1020e.md (1020call_op): Reduce reservation
8690 (v10_fdivs): Likewise.
8691 (v10_fdivd): Likewise.
8693 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8696 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
8697 to not call fclose twice on file.
8699 2016-03-23 Jakub Jelinek <jakub@redhat.com>
8701 PR tree-optimization/70354
8702 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
8703 oprnd0 is wider than oprnd1 and there is a cast from the wider
8704 type to oprnd1, mask it with the mask of the narrower type.
8707 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
8708 Optimize TARGET_STV splitters, if high or low word of last argument
8711 2016-03-22 Jeff Law <law@redhat.com>
8714 tree-ssa-threadbackward.c
8715 (fsm_find_control_statement_thread_paths): Correctly distinguish
8716 between old style jump threads vs FSM jump threads.
8718 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
8721 * config/i386/i386.c (scalar_chain::convert_op): Support
8722 uninitialized register usage case.
8724 2016-03-22 Richard Biener <rguenther@suse.de>
8727 * genmatch.c (gen_transform): Adjust last parameter to a three-state
8729 (capture::gen_transform): ... to change behavior when substituting
8730 a condition into cond or not-cond expr context.
8731 (dt_simplify::gen_1): Adjust.
8732 * gimple-match-head.c: Include gimplify.h for unshare_expr.
8733 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
8734 last change and instead change to
8735 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
8736 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
8738 2016-03-22 Anthony Green <green@moxielogic.com>
8740 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
8741 issue for moxiebox targets.
8742 (CC1PLUS_SPEC): Ditto.
8744 2016-03-22 Richard Biener <rguenther@suse.de>
8747 * fold-const.c (extract_muldiv_1): Properly perform multiplication
8750 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
8752 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
8754 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
8757 * config/i386/i386.c (def_builtin): Handle
8758 OPTION_MASK_ISA_AVX512VL to be and-ed with other
8760 (const struct builtin_description bdesc_special_args[]):
8761 Remove duplicate ISA bits.
8763 2016-03-22 Jakub Jelinek <jakub@redhat.com>
8766 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
8767 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
8768 in a way that works also for AVX512BW.
8771 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
8772 instead of source if operands[1] is xmm16 and above and
8773 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
8774 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
8777 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
8778 on assign if (*from_p) is a comparison, set it to
8779 TREE_NO_WARNING (*from_p).
8781 2016-03-21 Jakub Jelinek <jakub@redhat.com>
8784 * lra.c (restore_scratches): Ignore deleted insns.
8786 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
8787 Jakub Jelinek <jakub@redhat.com>
8789 PR tree-optimization/70317
8790 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
8793 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
8796 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
8797 of ix86_expand_move.
8799 (movti): Use general_operand for operand 1 predicate.
8801 2016-03-21 Martin Liska <mliska@suse.cz>
8803 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
8805 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
8807 2016-03-21 Martin Liska <mliska@suse.cz>
8810 * ipa-icf.c (sem_function::parse): Skip static
8811 constructors and destructors.
8813 2016-03-21 Jakub Jelinek <jakub@redhat.com>
8816 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
8817 function-like macro, peek following token(s) if it is followed
8818 by CPP_OPEN_PAREN token with optional padding in between, and
8819 if not, don't treat it like a macro.
8821 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
8822 Alexander Monakov <amonakov@ispras.ru>
8824 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
8825 for the stabs debug format.
8827 2016-03-21 Richard Biener <rguenther@suse.de>
8829 PR tree-optimization/70310
8830 * tree-vect-generic.c (expand_vector_condition): Fold the built
8833 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
8836 * config/i386/sse.md: (define_insn "*vec_dup<mode>"/AVX2):
8837 Block third alternative for AVX-512VL target,
8839 2016-03-21 Martin Liska <mliska@suse.cz>
8842 * hsa-brig.c (emit_function_directives): Mark unemitted
8843 global variables for emission.
8844 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
8845 (get_symbol_for_decl): Likewise.
8846 * hsa.h (struct hsa_symbol): New flag.
8848 2016-03-21 Richard Biener <rguenther@suse.de>
8850 PR tree-optimization/70288
8851 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
8852 we do not estimate unsimplified all-constant conditionals or
8853 switches as optimized away.
8855 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
8857 PR rtl-optimization/69102
8858 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
8859 when we have a readonly dependency context.
8861 2016-03-18 Jeff Law <law@redhat.com>
8863 PR rtl-optimization/70263
8864 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
8865 (update_equiv_regs): When trying to move a store to after the insn
8866 that sets the source of the store, make sure the store occurs after
8867 the insn that sets the source of the store. When successful note
8868 the REG_EQUIV note created in the dump file.
8870 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
8871 Bernd Schmidt <bschmidt@redhat.com>
8873 * doc/extend.texi: Document more potential problems with basic asms.
8875 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
8877 PR rtl-optimization/70278
8878 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
8881 2016-03-18 Jason Merrill <jason@redhat.com>
8883 * calls.c (load_register_parameters): Fix zero size sibcall logic.
8885 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
8887 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
8888 values to 128b regs.
8890 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
8892 PR tree-optimization/70252
8893 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
8894 boolean vector has a proper number of elements.
8895 (supportable_narrowing_operation): Likewise.
8897 2016-03-18 Tom de Vries <tom@codesourcery.com>
8900 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
8902 2016-03-18 Jakub Jelinek <jakub@redhat.com>
8904 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
8905 instead of replace_rtx for DEBUG_INSNs.
8907 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
8909 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
8910 load type reservations.
8912 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
8915 * config/pa/constraints.md: Revert 2015-02-13 change. Use
8916 define_constraint for "Q" and "T" constraints.
8918 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
8920 Tweak the pipeline model for Exynos M1
8922 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
8925 2016-03-17 David Malcolm <dmalcolm@redhat.com>
8928 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
8929 where one or both locations aren't within a line_map.
8931 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
8934 * opts.c (finish_options): Don't set flag_pie to the default if
8935 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
8938 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
8940 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
8941 true as ALL_REGS argument to replace_rtx.
8943 2016-03-17 Richard Biener <rguenther@suse.de>
8946 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
8949 2016-03-17 Jakub Jelinek <jakub@redhat.com>
8952 * rtl.h (replace_rtx): Add ALL_REGS argument.
8953 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
8954 equality and assert mode is the same, instead of just rtx pointer
8956 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
8957 true as ALL_REGS argument to replace_rtx.
8959 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
8961 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
8962 for boolean vector with vector mode only.
8963 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
8965 2016-03-17 Nick Clifton <nickc@redhat.com>
8968 * config/rx/rx.c (rx_print_integer): Print negative constants in
8971 2016-03-17 Jakub Jelinek <jakub@redhat.com>
8974 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
8976 2016-03-16 Richard Henderson <rth@redhat.com>
8977 Richard Biener <rguenth@suse.de>
8982 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
8983 first operand as is_gimple_condexpr.
8988 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
8989 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
8990 Do not gimplify the result.
8991 (do_unop): Adjust call to tree_vec_extract.
8992 (do_binop): Likewise.
8993 (do_compare): Likewise.
8994 (do_plus_minus): Likewise.
8995 (do_negate): Likewise.
8996 (expand_vector_condition): Likewise.
8997 (do_cond): Likewise.
8999 2016-03-16 Richard Henderson <rth@redhat.com>
9002 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
9003 (aarch64_classify_address): Use it.
9004 (aarch64_legitimize_address): Force all subexpressions of PLUS
9005 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
9007 2016-03-16 Jakub Jelinek <jakub@redhat.com>
9008 Richard Biener <rguenth@suse.de>
9011 * rtlanal.c (replace_rtx): For REG, if from is a REG,
9012 return to even if only REGNO is equal, and assert
9015 2016-03-11 Jeff Law <law@redhat.com>
9017 PR rtl-optimization/70224
9018 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
9020 2016-03-16 Richard Henderson <rth@redhat.com>
9023 * function.h (struct function): Add has_forced_label_in_static.
9024 * gimplify.c (force_labels_r): Set it.
9025 * lto-streamer-in.c (input_struct_function_base): Read it.
9026 * lto-streamer-out.c (output_struct_function_base): Write it.
9027 * tree-inline.c (has_label_address_in_static_1): Remove.
9028 (copy_forbidden): Remove fndecl parameter; test
9029 has_forced_label_in_static.
9030 (inline_forbidden_p): Update call to copy_forbidden.
9031 (tree_versionable_function_p): Likewise.
9032 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
9033 (chkp_versioning): Likewise.
9034 * tree-inline.h (copy_forbidden): Update decl.
9036 2016-03-16 Marek Polacek <polacek@redhat.com>
9039 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
9040 function being thunked if the result type doesn't have fixed size.
9041 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
9042 doesn't have fixed size.
9044 2016-03-16 Bin Cheng <bin.cheng@arm.com>
9046 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
9047 reporting malformed loop nest.
9049 2016-03-16 Tom de Vries <tom@codesourcery.com>
9052 * ipa-devirt.c (possible_polymorphic_call_targets): Move
9053 nodes.length () == 1 test to before first nodes[0] access.
9055 2016-03-16 Tom de Vries <tom@codesourcery.com>
9057 PR tree-optimization/68715
9058 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
9061 2016-03-16 Tom de Vries <tom@codesourcery.com>
9063 PR tree-optimization/68809
9064 * graphite-scop-detection.c (same_close_phi_node): Test if result types
9067 2016-03-16 Carlos O'Donell <carlos@redhat.com>
9068 Sandra Loosemore <sandra@codesourcery.com>
9070 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
9071 on leaf attribute. Mention ELF interposition problems.
9073 2016-03-16 Alan Modra <amodra@gmail.com>
9075 PR rtl-optimization/69195
9076 PR rtl-optimization/47992
9077 * ira.c (indirect_jump_optimize): Ignore artificial defs.
9080 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
9083 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
9085 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
9087 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
9089 2016-03-15 Jakub Jelinek <jakub@redhat.com>
9091 PR rtl-optimization/70222
9092 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
9093 optimization if mode is different from result_mode, queue up masking
9094 of the result in outer_op. Formatting fix.
9097 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
9100 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
9102 PR rtl-optimization/69032
9103 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
9104 looping backwards over basic block insns.
9106 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
9109 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
9110 to non-speculative when propagating trap bits.
9112 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
9114 PR rtl-optimization/63384
9115 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
9118 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
9121 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
9122 factored out from ...
9123 (sched_analyze_insn): ... here.
9124 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
9125 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
9126 get_implicit_reg_pending_clobbers in it.
9127 (setup_id_reg_sets): Use setup_id_implicit_regs.
9128 (deps_init_id): Ditto.
9130 2016-03-15 Tom de Vries <tom@codesourcery.com>
9133 * cgraph.c (cgraph_node::get_body): Save, reset and restore
9135 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
9136 execute_function_dump.
9137 (execute_one_pass): Don't dump function if it will be dumped after ipa
9140 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
9142 * genrecog.c (match_pattern_2): If pred is NULL don't call
9143 safe_predicate_mode on it.
9145 2016-03-14 Jakub Jelinek <jakub@redhat.com>
9148 * lra-constraints.c (delete_move_and_clobber): Change assertion
9149 to also allow dregno == 0.
9151 2016-03-14 Richard Henderson <rth@redhat.com>
9154 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
9155 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
9156 (reassociate_bb): Use optimize_vec_cond_expr; avoid
9157 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
9160 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
9163 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
9165 (lra_create_live_ranges_1): initialize hard register biggest_mode to
9167 * lra-constraints.c (split_reg): For hard regs, try to find the
9168 biggest single-register mode used in the function.
9170 2016-03-14 Richard Biener <rguenther@suse.de>
9172 PR tree-optimization/56365
9173 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
9174 constants to compare against.
9176 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
9179 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
9180 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
9181 (define_split for the GPR case): Use int_reg_operand instead of
9182 gpc_reg_operand for the output.
9184 2016-03-14 Tom de Vries <tom@codesourcery.com>
9186 PR tree-optimization/70045
9187 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
9188 create_empty_if_region_on_edge argument.
9190 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
9192 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
9193 (STACK_CHECK_PROTECT): Likewise.
9194 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
9195 (STACK_CHECK_PROTECT): Likewise.
9196 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
9197 (STACK_CHECK_PROTECT): Likewise.
9198 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
9199 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
9200 (STACK_CHECK_PROTECT): Likewise.
9202 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
9204 PR rtl-optimization/69307
9205 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
9206 registers in modes that span more than one register.
9208 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
9211 * lra-constraints.c (delete_move_and_clobber): New.
9212 (remove_inheritance_pseudos): Use it.
9214 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
9217 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
9218 the libcall is LCT_THROW.
9219 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
9220 for the checking routine.
9222 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
9225 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
9226 optimization if we have direct move.
9227 (roundu32<mode>2_fprs): Likewise.
9229 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
9232 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
9234 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
9235 Arguments swapped. All callers changed. Take reg_renumber into
9236 account, and Calculate and compare register ranges for hard regs.
9238 2016-03-11 Jeff Law <law@redhat.com>
9240 PR tree-optimization/70190
9241 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
9242 Handle cases where we can not extract the taken edge, even though we
9243 found a constant value.
9245 PR tree-optimization/64058
9246 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
9247 (num_coalesce_pairs): Move up earlier in file.
9248 (find_coalesce_pair): Initialize the INDEX field for each pair
9250 (compare_pairs): No longer sort on the elements in each pair.
9251 Instead break ties with the index of the coalesce pair.
9253 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9256 * config/aarch64/aarch64-protos.h
9257 (aarch64_save_restore_target_globals): New prototype.
9258 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
9259 Call the above when popping pragma.
9260 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
9262 (aarch64_set_current_function): Rewrite using the above.
9264 2016-03-11 Jakub Jelinek <jakub@redhat.com>
9266 PR tree-optimization/70177
9267 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
9268 (extract_ops_from_tree): ... this. In the 2 argument
9269 overload remove _1 suffix.
9270 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
9271 (extract_ops_from_tree): ... this.
9272 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
9274 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
9275 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
9276 extract_ops_from_tree instead of 2 operand one.
9278 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
9280 PR tree-optimization/70013
9281 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
9282 for constant-pool entries.
9284 2016-03-11 Jakub Jelinek <jakub@redhat.com>
9286 PR rtl-optimization/70174
9287 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
9288 followed by gen_lowpart on force_reg instead of just gen_lowpart.
9290 PR tree-optimization/70169
9291 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
9292 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
9295 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
9296 Jakub Jelinek <jakub@redhat.com>
9299 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
9300 of uninitialized values.
9302 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9304 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
9306 ("*trunctddd2"): New pattern definition.
9307 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
9310 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9312 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
9313 definitions for BFP and DFP rounding modes.
9314 ("fixuns_truncdddi2", "fixuns_trunctddi2")
9315 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
9316 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
9317 ("fix_trunctf<mode>2"): Use the new constants instead of magic
9320 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9322 * config/s390/constraints.md: Adjust comment.
9323 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
9324 s390_decompose_addrstyle_without_index.
9325 * config/s390/predicates.md (shift_count_or_setmem_operand):
9326 Rename to setmem_operand.
9327 * config/s390/s390-protos.h
9328 (s390_decompose_shift_count): Rename to
9329 s390_decompose_addrstyle_without_index.
9330 * config/s390/s390.c (s390_decompose_shift_count)
9331 (s390_mem_constraint, print_shift_count_operand)
9332 (print_operand_address, print_operand): Rename
9333 s390_decompose_shift_count to
9334 s390_decompose_addrstyle_without_index and rename
9335 print_shift_count_operand to print_addrstyle_operand troughout the
9337 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
9338 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
9339 Rename shift_count_or_setmem_operand to setmem_operand.
9340 * config/s390/vx-builtins.md ("vec_insert<mode>")
9341 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
9344 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9347 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
9348 Handle overlapping retval and newval.
9350 2016-03-10 Nick Clifton <nickc@redhat.com>
9353 * config/aarch64/aarch64.c
9354 (aarch64_override_options_after_change_1): When forcing
9355 flag_omit_frame_pointer to be true, use a special value that can
9356 be detected if this function is called again, thus preventing
9357 flag_omit_leaf_frame_pointer from being forced to be false.
9359 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9361 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
9362 Set x_flag_omit_leaf_frame_pointer when handling
9363 -momit-leaf-frame-pointer.
9365 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
9368 * cgraph.c (cgraph_node::dump): Dump split_part and
9369 indirect_call_target.
9370 * cgraph.h (cgraph_node): Add indirect_call_target flag.
9371 * ipa.c (has_addr_references_p): Cleanup.
9372 (is_indirect_call_target_p): New.
9373 (walk_polymorphic_call_targets): Do not mark virtuals that may be
9374 called indirectly as local.
9375 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
9377 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
9380 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
9381 on cxa_pure_virtual.
9383 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
9386 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
9388 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
9391 * tree.c (need_assembler_name_p): Only record main variant type names.
9393 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
9396 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
9397 Always define to 0 or 1.
9398 (TARGET_FIX_ERR_A53_843419): New macro.
9399 * config/aarch64/aarch64-elf-raw.h
9400 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
9401 * config/aarch64/aarch64-linux.h: Likewise.
9402 * config/aarch64/aarch64.c
9403 (aarch64_override_options_after_change_1): Do not default
9404 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
9406 (aarch64_attributes): Handle fix-cortex-a53-843419.
9407 (aarch64_can_inline_p): Likewise.
9408 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
9410 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
9411 Jakub Jelinek <jakub@redhat.com>
9413 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
9414 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
9415 DECL_COMMONS if flag_unconstrained_commons is set.
9416 * tree-dfa.c (get_ref_base_and_extent): Likewise.
9417 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
9418 (funconstrained-commons): Document.
9420 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
9422 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
9423 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
9425 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
9427 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
9428 has a proper number of elements.
9430 2016-03-10 Alan Modra <amodra@gmail.com>
9432 PR rtl-optimization/69195
9433 PR rtl-optimization/47992
9434 * ira.c (recorded_label_ref): Delete.
9435 (update_equiv_regs): Return void.
9436 (indirect_jump_optimize): New function.
9437 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
9438 before regstat_compute_ri. Don't rebuild_jump_labels here.
9439 Delete update_regstat.
9441 2016-03-10 Richard Biener <rguenther@suse.de>
9443 PR tree-optimization/70128
9444 * tree-ssa-structalias.c (set_uids_in_ptset): Set
9445 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
9447 2016-03-09 Jakub Jelinek <jakub@redhat.com>
9449 PR tree-optimization/70152
9450 * tree-sra.c (replace_removed_params_ssa_names): Copy over
9451 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
9454 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
9455 instead of gen_sse2_loadlpd.
9456 * config/i386/sse.md (*vec_concatv2df): Rename to...
9457 (vec_concatv2df): ... this.
9459 PR tree-optimization/70127
9460 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
9462 2016-03-09 David Malcolm <dmalcolm@redhat.com>
9466 * diagnostic-show-locus.c (compatible_locations_p): New function.
9467 (layout::layout): Sanitize ranges using compatible_locations_p.
9469 2016-03-09 David Malcolm <dmalcolm@redhat.com>
9473 * diagnostic-show-locus.c (layout_range::layout_range): Replace
9474 location_range param with three const expanded_locations * and a
9476 (layout::layout): Replace call to
9477 rich_location::lazily_expand_location with get_expanded_location.
9478 Extract the range and perform location expansion here, passing
9479 the results to the layout_range ctor.
9480 * diagnostic.c (source_range::debug): Delete.
9481 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
9482 of rich_location::get_expanded_location.
9483 * gcc-rich-location.c (get_range_for_expr): Delete.
9484 (gcc_rich_location::add_expr): Reimplement to avoid the
9485 rich_location::add_range overload that took a location_range,
9486 passing a location_t instead.
9488 2016-03-09 Richard Biener <rguenther@suse.de>
9489 Jakub Jelinek <jakub@redhat.com>
9491 PR tree-optimization/70138
9492 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
9493 Also skip vect_double_reduction_def.
9495 2016-03-09 Jakub Jelinek <jakub@redhat.com>
9498 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
9499 if the operand is "m".
9501 2016-03-09 Nathan Sidwell <nathan@acm.org>
9503 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
9505 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
9507 * config/i386/i386.c (processor_target_table): Fix cost table
9508 intialization order for znver1.
9510 2016-03-08 Jakub Jelinek <jakub@redhat.com>
9512 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
9513 - becuase -> because.
9514 * ipa-reference.c (ignore_module_statics): Likewise.
9515 * cgraph.c (cgraph_node::get_body): Likewise.
9516 * ipa-inline.c (early_inliner): Likewise.
9517 * ipa-devirt.c (types_same_for_odr): Likewise.
9518 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
9519 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
9521 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9523 * tree-ssa-math-opts.c: Fix typo in comment.
9525 2016-03-08 Jakub Jelinek <jakub@redhat.com>
9528 * config/i386/i386.c (scalar_chain::make_vector_copies,
9529 scalar_chain::convert_reg): Call end_sequence in between
9530 get_insns and emit_conversion_insns rather than after both
9533 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
9536 * config/i386/i386.h (machine_function): Add
9537 pc_thunk_call_expanded flag.
9538 (ix86_pc_thunk_call_expanded): New define.
9539 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
9540 (*set_got): Rename insn pattern from set_got.
9541 (*set_got_labelled): Rename inst pattern from set_got_labelled.
9542 * config/i386/i386.c (ix86_compute_frame_layout): Use
9543 ix86_pc_thunk_call_expanded to prevent red-zone.
9545 2016-03-07 Martin Jambor <mjambor@suse.cz>
9547 * hsa.h (hsa_get_ctor_statements): Declare.
9548 (hsa_get_dtor_statements): Likewise.
9549 (hsa_get_kernel_dispatch_type): Likewise.
9550 * hsa.c (hsa_get_ctor_statements): New function.
9551 (hsa_get_dtor_statements): Likewise.
9552 (hsa_get_kernel_dispatch_type): Likewise.
9553 * hsa-brig.c (hsa_cdtor_statements): Removed.
9554 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
9555 hsa_get_dtor_statements.
9556 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
9557 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
9559 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
9561 * config/arm/arm-cores.def (cortex-r8): New.
9562 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
9563 * config/arm/arm-tune.md: Likewise.
9564 * doc/invoke.texi: Add cortex-r8 to list of cpu values.
9566 2016-03-07 Martin Sebor <msebor@redhat.com>
9568 PR rtl-optimization/19705
9569 * doc/invoke.texi (Options That Control Optimization): Clarify
9570 -fno-branch-count-reg.
9572 2016-02-26 Richard Biener <rguenther@suse.de>
9573 Jeff Law <law@redhat.com>
9575 PR tree-optimization/69740
9576 * cfghooks.c (remove_edge): Request loop fixups if we delete
9577 an edge that might turn an irreducible loop into a natural
9579 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
9580 Move after definition of loops_state_clear.
9582 2016-03-07 Bin Cheng <bin.cheng@arm.com>
9584 PR rtl-optimization/69052
9585 * rtlanal.c (commutative_operand_precedence): Set higher precedence
9588 2016-03-07 Tom de Vries <tom@codesourcery.com>
9590 PR tree-optimization/70116
9591 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
9592 is_tm_ending stmts and ubsan/asan internal functions.
9593 (find_duplicate): Use it. Don't test is_tm_ending here.
9595 2016-03-07 Richard Biener <rguenther@suse.de>
9597 PR tree-optimization/70115
9598 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
9599 (propagate_constants_for_unrolling): Use replace_uses_by.
9601 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
9604 * omp-low.c (struct oacc_loop): Add ifns.
9605 (new_oacc_loop_raw): Initialize it.
9606 (finish_oacc_loop): Clear mask & flags if no ifns.
9607 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
9608 (oacc_loop_xform_loop): Add ifns arg & adjust.
9609 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
9611 2016-03-07 Richard Henderson <rth@redhat.com>
9614 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
9615 (insert_value_copy_on_edge): Likewise.
9617 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9619 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
9621 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9624 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
9626 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
9628 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
9630 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
9632 Fix sseimul type attribute.
9633 * config/i386/znver1.md
9634 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
9635 znver1_sseimul_avx256_load) : Fix the type attribute.
9636 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
9637 pipe usage and latency.
9639 2016-03-05 Jakub Jelinek <jakub@redhat.com>
9642 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
9643 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
9646 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
9649 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
9651 PR rtl-optimization/69941
9652 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
9653 the reg share its mode.
9655 2016-03-04 Jeff Law <law@redhat.com>
9657 PR tree-optimization/69196
9658 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
9659 If the both SSA_NAMEs are anonymous, then consider them unassociated
9660 and include the PHI in the statement count.
9662 2016-03-05 Tom de Vries <tom@codesourcery.com>
9664 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
9665 construct in oacc routine. Check for oacc region in oacc routine.
9667 2016-03-04 Jakub Jelinek <jakub@redhat.com>
9670 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
9671 2016-02-22 changes, instead don't recurse if RECUR is already true.
9672 Don't change *dynamic_check if RECUR. Adjust recursive caller
9673 to pass true to the new argument.
9674 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
9677 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
9678 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
9680 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
9682 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
9684 PR rtl-optimization/57676
9685 * lra-assigns.c (lra_assign): Guard test for maximum iterations
9688 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
9690 * tree-vect-patterns.c (search_type_for_mask): Handle
9691 comparison of booleans.
9693 2016-03-04 Jakub Jelinek <jakub@redhat.com>
9695 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
9699 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
9700 all other ops that have dw_val_class_die_ref operands,
9701 and DW_OP_GNU_entry_value.
9703 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9705 PR rtl-optimization/69904
9706 * config/arm/arm.c (arm_cannot_copy_insn_p):
9707 Return true for load-exclusive instructions.
9709 2016-03-03 Jakub Jelinek <jakub@redhat.com>
9712 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
9713 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
9714 the pattern no matter if it is used just by non-pattern, pattern
9716 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
9717 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
9718 oprnd1 def_stmt is in pattern, don't look through it.
9720 2016-03-03 Marek Polacek <polacek@redhat.com>
9723 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
9725 2016-03-03 Martin Liska <mliska@suse.cz>
9727 PR tree-optimization/70043
9728 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
9729 previous statement if we see a debug statement.
9731 2016-03-03 Richard Biener <rguenther@suse.de>
9733 PR tree-optimization/55936
9734 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
9735 parameter and guard unsafe equivalence use.
9736 (vrp_evaluate_conditional_warnv_with_ops): Always use
9737 safe equivalences but not via the quadratic compare_names
9740 2016-03-03 Michael Collison <michael.collison@linaro.org>
9743 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
9744 for operand 1 to s_register_operand. Change predicate for operand
9745 2 to arm_not_immediate_operand.
9747 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
9749 * doc/tm.texi: Regenerated.
9751 2016-03-02 Richard Henderson <rth@redhat.com>
9754 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
9755 simplification when all args are positive non-fixed registers.
9757 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9759 * target.def (lra_p): Specify that new ports should use LRA.
9761 2016-03-02 Jakub Jelinek <jakub@redhat.com>
9764 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
9765 gimplify_type_sizes the type they refer to.
9766 (omp_notice_variable): Handle reference vars to VLAs.
9767 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
9768 reference to VLA decls in the second pass instead of first pass.
9770 2016-03-02 Tom de Vries <tom@codesourcery.com>
9772 PR tree-optimization/68659
9773 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
9774 new_expr == NULL_TREE.
9775 (get_new_name): Handle ADDR_EXPR.
9777 2016-03-02 Bin Cheng <bin.cheng@arm.com>
9779 PR rtl-optimization/69052
9780 * loop-invariant.c (canonicalize_address): New function.
9781 (inv_can_prop_to_addr_use): Check validity of address expression
9782 which is canonicalized by above function.
9784 2016-03-02 Alan Modra <amodra@gmail.com>
9787 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
9790 2016-03-02 Jakub Jelinek <jakub@redhat.com>
9793 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
9794 (*movhi_internal): Put mask moves from and to memory separately
9795 from moves from/to GPRs.
9797 2016-03-02 Richard Biener <rguenther@suse.de>
9799 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
9800 GENERIC expressions in GIMPLE.
9802 2016-03-02 Richard Biener <rguenther@suse.de>
9804 * config/i386/i386.c (type_natural_mode): Fix typo.
9806 2016-03-02 Nick Clifton <nickc@redhat.com>
9808 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
9810 2016-03-02 Richard Biener <rguenther@suse.de>
9811 Uros Bizjak <ubizjak@gmail.com>
9814 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
9816 2016-03-02 Richard Biener <rguenther@suse.de>
9819 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
9821 2016-03-02 Marek Polacek <polacek@redhat.com>
9824 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
9825 "is promoted to" warning.
9827 2016-03-01 DJ Delorie <dj@redhat.com>
9829 * config.gcc: Deprecate mep-*.
9831 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
9834 * lra-constraints.c (regno_val_use_in): New.
9835 (match_reload): Use it instead of regno_use_in.
9837 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
9839 PR rtl-optimization/70007
9840 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
9841 references present in REG_EQUAL notes attached to non-SET patterns.
9843 2016-03-01 Jeff Law <law@redhat.com>
9845 PR tree-optimization/69196
9846 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
9847 Appropriately clamp the number of statements to copy when the
9848 thread path does not traverse a loop backedge.
9850 PR tree-optimization/69196
9851 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
9852 Do count some PHIs in the thread path against the insn count. Decrease
9853 final statement count by one as the control statement in the last
9854 block will get removed. Remove special cased code for handling PHIs
9857 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
9860 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
9861 asm dialect alternatives to explicit GOTPCREL calls.
9863 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
9866 * ira.c (do_reload): Issue warning for generic stack checking here...
9867 * reload1.c (reload): ...instead of here and streamline it.
9869 2016-03-01 Nick Clifton <nickc@redhat.com>
9871 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
9873 2016-03-01 Richard Biener <rguenther@suse.de>
9875 PR tree-optimization/69983
9876 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
9877 types and fall back to operand_equal_p.
9879 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9882 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9884 * config/s390/constraints.md ("jm8"): New constraint.
9885 * config/s390/predicates.md ("const_int_8bitset_operand"): New
9887 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
9889 ("*setmem_long<setmem_and>"): New pattern.
9890 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
9892 ("*setmem_long_31z<setmem_and>"): New pattern.
9893 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
9894 New substitution rules with the required attributes.
9897 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9900 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9902 * gensupport.c (process_substs_on_one_elem): Split loop to
9903 complete mark_operands_used_in_match_dup on all expressions in the
9905 (adjust_operands_numbers): Inline into process_substs_on_one_elem
9906 and remove function.
9908 2016-03-01 Richard Biener <rguenther@suse.de>
9911 * fold-const.c (fold_indirect_ref_1): Fix range checking for
9912 vector BIT_FIELD_REF extract.
9914 2016-03-01 Richard Biener <rguenther@suse.de>
9916 PR tree-optimization/69994
9917 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
9919 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
9921 PR tree-optimization/69956
9922 * tree-vect-stmts.c (supportable_widening_operation): Support
9923 multi-step conversion of boolean vectors.
9924 (supportable_narrowing_operation): Likewise.
9926 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9928 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
9931 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9933 * config/s390/subst.md (DSI_VI): New mode iterator.
9934 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
9935 * config/s390/vector.md ("vec_set<mode>"): Move expander before
9936 the insn definition.
9937 ("*vec_set<mode>"): Change predicate and add alternative to
9938 support only either register or const_int operands as element
9940 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
9942 ("vec_extract<mode>"): New expander.
9943 ("*vec_extract<mode>"): New insn definition supporting reg and
9944 const_int element selectors.
9945 ("*vec_extract<mode>_plus"): New insn definition supporting
9946 reg+const_int element selectors.
9947 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
9948 following expander+insn definition.
9949 ("<vec_shifts_name><mode>3"): New expander.
9950 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
9952 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9954 * config/s390/s390.md ("*tabort_1"): Change predicate to
9955 nonmemory_operand. Add a second alternative to cover
9956 register as well as const int operands.
9957 ("*tabort_1_plus"): New pattern definition.
9959 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9961 * config/s390/s390.md ("*ashrdi3_cc_31")
9962 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
9963 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
9964 Merge insn definitions into ...
9965 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
9966 New pattern definition.
9967 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
9968 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
9969 ("*ashr<mode>3_and"): Merge insn definitions into ...
9970 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
9971 New pattern definition.
9972 * config/s390/subst.md ("addr_style_op_cc_subst")
9973 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
9974 substitutions patterns plus attributes.
9975 Add ashiftrt to SUBST iterator.
9977 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9979 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
9980 op2 to nonmemory_operand.
9981 ("*<shift>di3_31", "*<shift>di3_31_and"):
9982 Merge into single pattern definition ...
9983 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
9984 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
9985 pattern definition ...
9986 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
9987 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
9990 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9992 * config/s390/predicates.md (const_int_6bitset_operand): New
9994 * config/s390/s390.md: Include subst.md.
9995 ("rotl<mode>3"): New expander.
9996 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
9998 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
9999 * config/s390/subst.md: New file.
10001 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10003 * config/s390/s390.md ("op_type", "atype", "length" attributes):
10004 Remove RRR type. It doesn't really exist.
10005 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
10007 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
10008 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
10009 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
10010 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
10011 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
10012 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
10013 `enabled' attribute.
10015 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10017 * gensupport.c (process_substs_on_one_elem): Split loop to
10018 complete mark_operands_used_in_match_dup on all expressions in the
10020 (adjust_operands_numbers): Inline into process_substs_on_one_elem
10021 and remove function.
10023 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
10026 * config/sparc/sparc.c (NWORDS_UP): Rename to...
10027 (CEIL_NWORDS): ...this. Use CEIL macro.
10028 (compute_fp_layout): Adjust to above renaming.
10029 (function_arg_union_value): Likewise.
10030 (sparc_arg_partial_bytes): Likewise.
10031 (sparc_function_arg_advance): Likewise.
10033 2016-02-29 Jeff Law <law@redhat.com>
10035 PR tree-optimization/70005
10036 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
10037 where an object with a boolean range is compared against a value
10040 PR tree-optimization/69999
10041 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
10042 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
10045 2016-02-29 Richard Biener <rguenther@suse.de>
10047 PR tree-optimization/69994
10048 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
10049 (get_unary_op): Look through nop conversions.
10050 (ops_equal_values_p): New function, look for equality diregarding
10052 (eliminate_plus_minus_pair): Use ops_equal_values_p
10053 (repropagate_negates): Do not use get_unary_op here.
10055 2016-02-29 Martin Liska <mliska@suse.cz>
10057 * system.h: Poison ENABLE_CHECKING macro.
10059 2016-02-29 Martin Liska <mliska@suse.cz>
10061 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
10062 is presented in dump flags.
10063 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
10064 (hsa_regalloc): Likewise.
10066 2016-02-19 Richard Biener <rguenther@suse.de>
10068 PR tree-optimization/69980
10069 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
10070 permutation of those we need to keep.
10072 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
10075 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
10076 (NWORDS_UP): ...this
10077 (init_cumulative_args): Minor tweaks.
10078 (sparc_promote_function_mode): Likewise.
10079 (scan_record_type): Delete.
10080 (traverse_record_type): New function template.
10081 (classify_data_t): New structure type.
10082 (classify_registers): New inline function.
10083 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
10084 exhausted. Instantiate traverse_record_type on classify_registers and
10085 deal with the case of a structure passed in slot #15 with no FP field
10087 (assign_data_t): New structure type.
10088 (compute_int_layout): New static function.
10089 (compute_fp_layout): Likewise.
10090 (count_registers): New inline function.
10091 (assign_int_registers): New static function.
10092 (assign_fp_registers): Likewise.
10093 (assign_registers): New inline function.
10094 (function_arg_record_value_1): Delete.
10095 (function_arg_record_value_2): Likewise.
10096 (function_arg_record_value_3): Likewise.
10097 (function_arg_record_value): Adjust to above changes. Instantiate
10098 traverse_record_type on count_registers to first count the number of
10099 registers to be used and then on assign_registers to assign them.
10100 (function_arg_union_value): Adjust to above renaming.
10101 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
10102 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
10103 case of a structure passed in slot #15
10104 (sparc_function_arg_advance): Likewise.
10105 (function_arg_padding): Minor tweak.
10107 2016-02-29 Richard Biener <rguenther@suse.de>
10109 PR tree-optimization/69720
10110 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
10111 the adjustment_def path for possibly vectorized defs.
10112 (vect_create_epilog_for_reduction): Handle vectorized initial
10115 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
10117 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
10119 2016-02-27 Jeff Law <law@redhat.com>
10122 2016-02-26 Richard Biener <rguenther@suse.de>
10123 Jeff Law <law@redhat.com>
10125 PR tree-optimization/69740
10126 * cfghooks.c (remove_edge): Request loop fixups if we delete
10127 an edge that might turn an irreducible loop into a natural
10130 2016-02-27 Jakub Jelinek <jakub@redhat.com>
10132 PR rtl-optimization/69896
10133 * tree-vect-generic.c (get_compute_type): Avoid single element
10136 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
10138 Rename the AArch64 tuning option and related functions to enable the
10139 Newton series for the reciprocal square root to reflect its
10140 approximative characteristic.
10142 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
10143 function to "aarch64_emit_approx_rsqrt".
10144 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
10145 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
10146 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
10147 (xgene1_tunings): Likewise.
10148 (use_rsqrt_p): Likewise.
10149 (aarch64_emit_swrsqrt): Use new function name.
10150 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
10151 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
10152 text explaining this option.
10153 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
10155 2016-02-26 Jakub Jelinek <jakub@redhat.com>
10158 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
10159 complain about -mallow-movmisalign without -mvsx if
10160 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
10162 2016-02-26 Joel Sherrill <joel@rtems.org>
10164 * config.gcc: Add x86_64-*-rtems*.
10165 * config/i386/rtems-64.h: New file.
10167 2016-02-26 Joel Sherrill <joel@rtems.org>
10169 * config.gcc: Add aarch64-*-rtems*.
10170 * config/aarch64/rtems.h: New file.
10172 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
10175 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
10176 shift amount using %h. Add comment.
10178 2016-02-26 Richard Biener <rguenther@suse.de>
10179 Jeff Law <law@redhat.com>
10181 PR tree-optimization/69740
10182 * cfghooks.c (remove_edge): Request loop fixups if we delete
10183 an edge that might turn an irreducible loop into a natural
10186 2016-02-26 Martin Jambor <mjambor@suse.cz>
10188 PR middle-end/69920
10189 * tree-sra.c (sra_modify_assign): Do not remove loads of
10190 uninitialized aggregates to SSA_NAMEs.
10192 2016-02-26 Richard Henderson <rth@redhat.com>
10195 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
10196 pseudo in case the target rtx matches the source of the left
10199 2016-02-26 Martin Jambor <mjambor@suse.cz>
10202 * hsa.h (hsa_type_packed_p): Declare.
10203 * hsa.c (hsa_type_packed_p): New function.
10204 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
10206 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
10207 * hsa-brig.c (emit_basic_insn): Likewise.
10209 2016-02-26 Martin Jambor <mjambor@suse.cz>
10212 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
10214 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
10216 2016-02-26 Martin Jambor <mjambor@suse.cz>
10218 * hsa.h (is_a_helper): New overload for hsa_op_immed for
10219 hsa_op_with_type operands.
10220 (hsa_unsigned_type_for_type): Declare.
10221 * hsa.c (hsa_unsigned_type_for_type): New function.
10222 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
10223 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
10224 the finalizer. Do not emit extra move.
10226 2016-02-26 Martin Jambor <mjambor@suse.cz>
10228 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
10229 atomic operations in private segment.
10231 2016-02-26 Martin Jambor <mjambor@suse.cz>
10233 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
10234 statements to wi->info. Also disallow omp simd constructs.
10235 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
10236 for not gridifying. Dump special string for omp_for.
10238 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10241 * config/aarch64/aarch64.c (aarch64_set_current_function):
10242 Save/restore target globals when switching to
10243 target_option_default_node.
10245 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10248 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
10249 Return 0 if !SHIFT_COUNT_TRUNCATED.
10251 2016-02-26 Jakub Jelinek <jakub@redhat.com>
10252 Eric Botcazou <ebotcazou@adacore.com>
10254 PR rtl-optimization/69891
10255 * dse.c (scan_insn): If we can't figure out memset arguments
10256 or they are non-constant, call clear_rhs_from_active_local_stores.
10258 2016-02-26 Martin Liska <mliska@suse.cz>
10260 * doc/extend.texi: Mention clog10, clog10f an clog10l
10261 in Builtins section.
10263 2016-02-26 Martin Liska <mliska@suse.cz>
10265 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
10267 (resolve_args_picking_1): Likewise.
10268 * dwarf2out.h (struct GTY): Likewise.
10270 2016-02-26 Martin Liska <mliska@suse.cz>
10272 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
10273 with flag_checking.
10274 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
10276 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
10277 Martin Liska <mliska@suse.cz>
10279 * doc/install.texi: Mention --enable-valgrind-annotations.
10281 2016-02-26 Richard Biener <rguenther@suse.de>
10283 PR tree-optimization/69551
10284 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
10285 looking through aliases adjust DECL_PT_UID to refer to the
10286 ultimate alias target.
10288 2016-02-25 Martin Liska <mliska@suse.cz>
10290 PR middle-end/69919
10291 * alloc-pool.c (after_memory_report): New variable.
10292 * alloc-pool.h (base_pool_allocator ::release): Do not use
10293 the infrastructure if after_memory_report.
10294 * toplev.c (toplev::main): Mark after memory report.
10296 2016-02-25 Richard Biener <rguenther@suse.de>
10298 PR tree-optimization/48795
10299 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
10301 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
10304 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
10305 offloading is enabled and -fopenacc or -fopenmp is specified.
10306 (CRTOFFLOADEND): Likewise.
10307 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
10308 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
10309 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
10310 (offload_objects_file_name): New static var.
10311 (tool_cleanup): Remove offload_objects_file_name file.
10312 (find_offloadbeginend): Replace with ...
10313 (find_crtoffloadtable): ... this.
10314 (run_gcc): Remove offload_argc and offload_argv.
10315 Get offload_objects_file_name from -foffload-objects=... option.
10316 Read names of object files with offload from this file, pass them to
10317 compile_images_for_offload_targets. Don't call find_offloadbeginend and
10318 don't pass offloadbegin and offloadend to the linker. Don't pass
10319 offload non-LTO files to the linker, because now they're not claimed.
10321 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
10324 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
10325 on builtin_unreachable.
10327 2016-02-25 Jakub Jelinek <jakub@redhat.com>
10329 PR rtl-optimization/69896
10330 * regcprop.c: Include cfgrtl.h.
10331 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
10332 than remembered mode, either delete it (if noop_move_p), or
10333 treat like copy_p but not noop_p instruction.
10335 2016-02-24 Jakub Jelinek <jakub@redhat.com>
10338 * dwarf2out.c (gen_variable_die): Work around buggy LTO
10339 - allow NULL decl for Fortran DW_TAG_common_block variables.
10341 2016-02-24 Jason Merrill <jason@redhat.com>
10343 * common.opt (flifetime-dse): Add -flifetime-dse=1.
10345 2016-02-24 Richard Biener <rguenther@suse.de>
10346 Jakub Jelinek <jakub@redhat.com>
10348 PR middle-end/69760
10349 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
10350 conditionally executed ops to well-defined overflow behavior.
10352 2016-02-24 Jakub Jelinek <jakub@redhat.com>
10354 PR middle-end/69915
10355 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
10358 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10360 PR rtl-optimization/69886
10361 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
10362 argument. Use it when checking validity of set instructions.
10363 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
10364 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
10366 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
10367 * store-motion.c (find_moveable_store): Update
10368 can_assign_to_reg_without_clobbers_p callsite.
10370 2016-02-24 Richard Biener <rguenther@suse.de>
10372 PR middle-end/68963
10373 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
10375 (record_nonwrapping_iv): Do not fall back to the low/high bound
10376 for non-constant IV bases if the stmt is not always executed.
10378 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10380 * config/arm/arm-cores.def (cortex-a32): New entry.
10381 * config/arm/arm-tables.opt: Regenerate.
10382 * config/arm/arm-tune.md: Regenerate.
10383 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
10384 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
10385 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
10386 for -mcpu and -mtune.
10388 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10391 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
10392 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
10393 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
10394 (atomic_loaddi_1): Delete.
10395 (atomic_loaddi): Rewrite expander using the above changes.
10397 2016-02-24 Jakub Jelinek <jakub@redhat.com>
10400 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
10403 2016-02-24 Jakub Jelinek <jakub@redhat.com>
10404 Richard Biener <rguenth@suse.de>
10406 PR middle-end/69909
10407 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
10408 set_mem_attributes if tem is SSA_NAME which got expanded
10411 2016-02-24 Richard Biener <rguenther@suse.de>
10413 PR tree-optimization/69907
10414 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
10415 end of permutations for BB vectorization.
10417 2016-02-24 Christian Bruel <christian.bruel@st.com>
10419 * config/arm/arm-c.c (arm_option_override): Initialize
10420 target_option_current_node.
10421 * config/arm/arm.c (arm_pragma_target_parse): Replace
10422 build_target_option_node call by target_option_current_node.
10423 Set target_option_current_node.
10426 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
10429 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
10430 define_insn_and_split to define_insn.
10431 (zero_extendqi<mode>2_dot2): Same.
10432 (extendqi<mode>2_dot): Same.
10433 (extendqi<mode>2_dot2): Same.
10435 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
10437 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
10438 and add bypass for AES{D,E} and AESMC pairs.
10439 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
10442 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
10444 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
10445 series for reciprocal square root in Exynos M1.
10447 2016-02-23 Martin Sebor <msebor@redhat.com>
10450 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
10451 __builtin_alloca_with_align.
10453 2016-02-23 Richard Henderson <rth@redhat.com>
10455 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
10456 (ix86_register_pragmas): Remove __seg_tls.
10457 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
10458 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
10459 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
10460 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
10461 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
10462 * doc/extend.texi (__seg_tls): Remove item.
10464 2016-02-23 Richard Biener <rguenther@suse.de>
10466 * alloc-pool.h (struct allocation_object): Make id member
10467 conditional on CHECKING_P again.
10468 (get_instance): Adjust.
10469 (base_pool_allocator): Likewise.
10471 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
10473 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
10474 (parallelize_loops): In OpenACC kernels mode, set n_threads to
10476 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
10478 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
10480 2016-02-23 Richard Biener <rguenther@suse.de>
10482 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
10483 * bitmap.h (struct bitmap_usage): Likewise.
10484 (bitmap_move): Declare.
10485 * bitmap.c (register_overhead): Take size_t argument.
10486 (bitmap_move): New function.
10487 * df-problems.c (df_rd_transfer_function): Use bitmap_move
10488 to properly account overhead.
10489 * tree.c (free_node): Use tree_size.
10491 2016-02-23 Jakub Jelinek <jakub@redhat.com>
10494 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
10495 when inverting comparison.
10498 * common.opt (Wunreachable-code): Add Warning flag.
10500 2016-02-23 Mark Wielaard <mjw@redhat.com>
10501 Jakub Jelinek <jakub@redhat.com>
10504 * cgraphunit.c (check_global_declaration): Check main_input_filename
10505 and DECL_SOURCE_FILE are not NULL.
10507 2016-02-23 Martin Jambor <mjambor@suse.cz>
10509 PR tree-optimization/69666
10510 * tree-sra.c (sra_modify_assign): Do not attempt to create
10511 default_def replacements for unscalarizable regions.
10513 2016-02-20 Mark Wielaard <mjw@redhat.com>
10516 * cgraphunit.c (check_global_declaration): Check level of
10517 warn_unused_const_variable and main_input_filename.
10518 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
10519 (-Wunused-variable): For C implies -Wunused-const-variable=1.
10520 (-Wunused-const-variable): Explain levels 1 and 2.
10522 2016-02-22 Jakub Jelinek <jakub@redhat.com>
10525 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
10526 identical arguments. Formatting and spelling fixes.
10529 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
10534 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
10535 and m68k-devices.def.
10536 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
10537 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
10539 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
10541 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
10542 and HImode registers.
10544 2016-02-22 Richard Biener <rguenther@suse.de>
10546 PR tree-optimization/69882
10547 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
10548 preserve permutations present because of gaps.
10549 (vect_supported_load_permutation_p): Always continue checking
10550 permutations after vect_attempt_slp_rearrange_stmts.
10552 2016-02-22 Bin Cheng <bin.cheng@arm.com>
10554 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
10555 min_profitable_estimate, rather than min_profitable_iters.
10557 2016-02-22 Jakub Jelinek <jakub@redhat.com>
10560 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
10561 SImode for last match_operand.
10563 2016-02-22 Martin Liska <mliska@suse.cz>
10565 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
10566 return bitsize - 1 as the return value.
10568 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
10572 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
10573 Handle negative shift counts.
10574 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
10575 force_reg on the shift constant.
10576 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
10577 (lshrsi3_d): Handle negative shift counts.
10579 2016-02-22 Richard Biener <rguenther@suse.de>
10580 Tom de Vries <tom@codesourcery.com>
10582 * graph.c: Include dumpfile.h.
10583 (print_graph_cfg): Split into three overloads.
10584 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
10586 2016-02-22 Tom de Vries <tom@codesourcery.com>
10588 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
10591 2016-02-22 Richard Biener <rguenther@suse.de>
10594 * ipa-inline-transform.c (inline_call): When not updating
10595 overall summaries adjust self size by the growth estimate.
10596 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
10597 hash-set, do not update overall summaries here. Renamed from ...
10598 (inline_to_all_callers): ... this which is now wrapping the
10599 above and performing delayed overall summary update.
10600 (early_inline_small_functions): Delay updating of the overall
10603 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
10605 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
10608 2016-02-19 Jakub Jelinek <jakub@redhat.com>
10611 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
10612 :%* in %:gt() argument.
10613 (greater_than_spec_func): Adjust for expecting only numbers,
10614 if there are more than two numbers, compare the last two.
10616 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
10618 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
10619 -Wnarrowing with -std.
10621 2016-02-19 Jakub Jelinek <jakub@redhat.com>
10624 * expr.c (store_field): Don't use bit-field path if exp is
10625 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
10626 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
10627 and the assignment can be performed by bitwise copy. Formatting
10630 PR middle-end/69838
10631 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
10632 call copy_reg_eh_region_note_forward on before and/or after sequences
10633 and remove note from insn if it no longer can throw.
10636 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
10637 if TARGET_AVX512BW.
10639 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10641 * config/s390/vector.md: Add missing commutative operand markers
10642 to the patterns which qualify for one.
10643 * config/s390/vx-builtins.md: Likewise.
10645 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10647 * config/s390/vector.md (VI, VI_QHS): Add single element vector
10648 types to mode iterators.
10649 (vec_double): ... and mode attribute.
10650 * config/s390/vx-builtins.md (non_vec_int): Likewise.
10652 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10654 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
10655 Change the predicate of op2 from nonimmediate to general and let
10656 reload fix it if necessary.
10658 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10660 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
10662 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10664 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
10667 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10669 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
10670 * config/s390/s390.c (s390_expand_vec_movstr): New function.
10671 * config/s390/s390.md ("movstr<P:mode>"): Call
10672 s390_expand_vec_movstr.
10674 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10676 * config/s390/s390.md: Add missing output modifier for operand 1
10677 to print it as address properly.
10679 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10681 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
10682 * config/s390/2964.md: New file.
10683 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
10684 of insn grouping attributes depending on the CPU level.
10685 (s390_get_unit_mask): New function.
10686 (s390_sched_score): Remove the OOO from the scheduling macros.
10687 Add loop to calculate a score for the instruction mix.
10688 (s390_sched_reorder): Likewise plus improve debug output.
10689 (s390_sched_variable_issue): Rename macros as above. Calculate
10690 the unit distances after actually scheduling an insn. Improve
10692 (s390_sched_init): Clear last_scheduled_unit_distance array.
10693 * config/s390/s390.md: Include 2964.md.
10695 2016-02-18 Jakub Jelinek <jakub@redhat.com>
10698 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
10699 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
10700 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
10701 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
10702 *avx512f_<code>v8div16qi2_mask_1): New insns.
10704 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
10707 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
10710 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
10711 earlyclobber from target. Use wF constraint for fused memory
10713 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
10715 2016-02-18 Jakub Jelinek <jakub@redhat.com>
10716 Martin Liska <mliska@suse.cz>
10719 * cfgexpand.c (asan_sanitize_stack_p): New function.
10720 (partition_stack_vars): Use the function.
10721 (expand_stack_vars): Likewise.
10722 (defer_stack_allocation): Likewise.
10723 (expand_used_vars): Likewise.
10725 2016-02-18 Richard Biener <rguenther@suse.de>
10727 PR middle-end/69553
10728 * fold-const.c (operand_equal_p): Properly compare offsets for
10729 IMAGPART_EXPR and ARRAY_REF.
10731 2016-02-18 Nick Clifton <nickc@redhat.com>
10735 * config/arm/arm.c (arm_option_override_internal): Disable
10736 interworking if the target does not support thumb instructions.
10737 (arm_reload_in_hi): Handle the case where a register to register
10738 move needs reloading because there is no simple pattern to handle
10740 (arm_reload_out_hi): Likewise.
10742 2016-02-18 Richard Biener <rguenther@suse.de>
10744 PR middle-end/69854
10745 * match.pd: Don't use fold_binary or fold_unary for folding
10748 2016-02-17 Jakub Jelinek <jakub@redhat.com>
10751 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
10752 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
10753 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
10754 warn on gimple_no_warning_p statements.
10756 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
10758 * doc/extend.texi (C++ Attributes): Correct description of
10759 warn_unused type attribute.
10761 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10763 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
10764 correct instruction.
10766 2016-02-17 Richard Biener <rguenther@suse.de>
10768 PR rtl-optimization/69609
10769 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
10770 (find_traces_1_round): When ending a trace update cached priority
10772 (bb_to_key): Use cached priority when available.
10773 (copy_bb): Initialize cached priority.
10774 (reorder_basic_blocks_software_trace_cache): Likewise.
10776 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10779 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
10781 (aarch64_comparison_operator): Break overly long line into two.
10782 (aarch64_comparison_operation): Likewise.
10783 * config/aarch64/aarch64.md (cstorecc4): Use
10784 aarch64_comparison_operator_mode instead of
10785 aarch64_comparison_operator.
10786 (cstore<mode>4): Likewise.
10787 (aarch64_cstore<mode>): Likewise.
10788 (*cstoresi_insn_uxtw): Likewise.
10789 (cstore<mode>_neg): Likewise.
10790 (*cstoresi_neg_uxtw): Likewise.
10792 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10795 * config/arm/predicates.md (arm_comparison_operator_mode):
10797 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
10798 instead of arm_comparison_operator.
10799 (*mov_negscc): Likewise.
10800 (*mov_notscc): Likewise.
10801 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
10802 (*thumb2_mov_negscc): Likewise.
10803 (*thumb2_mov_negscc_strict_it): Likewise.
10804 (*thumb2_mov_notscc): Likewise.
10805 (*thumb2_mov_notscc_strict_it): Likewise.
10807 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
10809 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
10810 Add missing return.
10812 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
10814 * config/visium/visium.c (machine_libfunc_index): New enum.
10815 (machine_libfuncs): New structure.
10816 (visium_libfuncs): New static variable.
10817 (TARGET_INIT_LIBFUNCS): Define to...
10818 (visium_init_libfuncs): ...this. New function.
10819 (expand_block_move_4): Use the appropriate libfunc.
10820 (expand_block_move_2): Likewise.
10821 (expand_block_move_1): Likewise.
10822 (expand_block_set_4): Likewise.
10823 (expand_block_set_2): Likewise.
10824 (expand_block_set_1): Likewise.
10825 (visium_trampoline_init): Likewise.
10827 2016-02-17 Nick Clifton <nickc@redhat.com>
10829 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
10830 TI's devices.csv file as of March 2016.
10832 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
10835 * opts-global.c (handle_common_deferred_options): Introduce and
10836 initialize two global variables to remember command-line options
10837 specifying a stack-limiting register.
10838 * opts.h: Add extern declarations of the two new global variables.
10839 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
10840 variable based on the values of the two new global variables.
10842 2016-02-16 Jakub Jelinek <jakub@redhat.com>
10845 * common.opt (Wnonnull-compare): New warning.
10846 * doc/invoke.texi (-Wnonnull): Remove text about comparison
10847 of arguments against NULL.
10848 (-Wnonnull-compare): Document.
10849 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
10850 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
10851 * passes.def (pass_warn_nonnull_compare): Add.
10852 * gimple-ssa-nonnull-compare.c: New file.
10854 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
10856 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
10857 AARCH64_EXTRA_TUNE_RECIP_SQRT.
10859 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
10861 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
10862 reciprocal sqrt for -mlow-precision-recip-sqrt.
10864 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
10865 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10867 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
10868 always use lane loads to construct non-constant vectors.
10870 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
10872 * config/aarch64/aarch64.md
10873 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
10874 constraints for operand 3.
10875 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
10877 2016-02-16 Jakub Jelinek <jakub@redhat.com>
10878 Richard Biener <rguenther@suse.de>
10880 PR tree-optimization/69820
10881 * tree-vect-patterns.c (type_conversion_p): Return false if
10882 *orig_type is unsigned single precision or boolean.
10883 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
10886 2016-02-16 Jakub Jelinek <jakub@redhat.com>
10888 PR rtl-optimization/69764
10889 PR rtl-optimization/69771
10890 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
10891 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
10893 2016-02-16 Richard Biener <rguenther@suse.de>
10895 PR tree-optimization/69776
10896 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
10898 (indirect_refs_may_alias_p): Likewise.
10899 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
10900 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
10901 according to tbaa_p.
10902 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
10903 (optimize_stmt): For redundant store discovery do not allow tbaa.
10905 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
10907 PR tree-optimization/69714
10908 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
10909 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
10911 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
10913 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
10914 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
10915 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
10916 * config/arc/arc.c (arc_init): Check FPU options.
10917 (get_arc_condition_code): Handle new CC_FPU* modes.
10918 (arc_select_cc_mode): Likewise.
10919 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
10920 register pair only. Allow access for ARCv2 accumulator.
10921 (gen_compare_reg): Whenever we have FPU support use FPU compare
10923 (arc_reorg): Don't generate brcc insns when FPU compare
10924 instructions are involved.
10925 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
10926 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
10927 floating point emulation.
10928 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
10929 (REVERSE_CONDITION): Add new CC_FPU* modes.
10930 (TARGET_FP_SP_BASE): Define.
10931 (TARGET_FP_DP_BASE): Likewise.
10932 (TARGET_FP_SP_FUSED): Likewise.
10933 (TARGET_FP_DP_FUSED): Likewise.
10934 (TARGET_FP_SP_CONV): Likewise.
10935 (TARGET_FP_DP_CONV): Likewise.
10936 (TARGET_FP_SP_SQRT): Likewise.
10937 (TARGET_FP_DP_SQRT): Likewise.
10938 (TARGET_FP_DP_AX): Likewise.
10939 * config/arc/arc.md (ARCV2_ACC): New constant.
10940 (type): New fpu type attribute.
10941 (SDF): Conditional iterator.
10942 (cstore<mode>, cbranch<mode>): Change expand condition.
10943 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
10944 handles FPU/FPX cases as well.
10945 * config/arc/arc.opt (mfpu): New option.
10946 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
10948 (adddf3, muldf3, subdf3): Removed.
10949 * config/arc/predicates.md (proper_comparison_operator): Recognize
10951 * config/arc/fpu.md: New file.
10952 * doc/invoke.texi (ARC Options): Document mfpu option.
10954 2016-02-16 Richard Biener <rguenther@suse.de>
10956 PR rtl-optimization/69291
10957 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
10958 noce_operand_ok check.
10960 2016-02-16 Tom de Vries <tom@codesourcery.com>
10963 * omp-low.c (simd_clone_create): Remove call to
10964 symtab->call_cgraph_insertion_hooks.
10966 2016-02-16 Jakub Jelinek <jakub@redhat.com>
10968 PR tree-optimization/69802
10969 * tree-ssa-reassoc.c (update_range_test): If op is
10970 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
10971 op == 1 test of precision 1 integral op, otherwise handle
10972 that case as op itself. Fix up formatting.
10973 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
10976 2016-02-16 Richard Biener <rguenther@suse.de>
10978 PR tree-optimization/69586
10979 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
10980 types for conversion sources.
10982 2016-02-16 Richard Biener <rguenther@suse.de>
10984 PR middle-end/69801
10985 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
10986 mask OEP_ADDRESS_OF.
10988 2016-02-16 Alan Modra <amodra@gmail.com>
10991 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
10992 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
10993 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
10995 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
10996 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
10997 (p8_fmrgow_<mode>): Likewise.
10998 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
11000 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
11001 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
11002 to use movdi_internal64. Remove op0_di.
11003 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
11005 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
11007 Add support for the FCCMP insn types
11009 * config/aarch64/aarch64.md (fccmp): Change insn type.
11010 (fccmpe): Likewise.
11011 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
11012 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
11013 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
11014 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
11015 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
11016 * config/arm/types.md (fccmps): Add new insn type.
11017 (fccmpd): Likewise.
11019 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
11021 * alias.c (get_alias_set): Fix a typo in comment.
11023 2016-02-15 Richard Biener <rguenther@suse.de>
11025 PR tree-optimization/69595
11026 * match.pd: Complete range test simplification to true.
11028 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
11030 PR rtl-optimization/69648
11031 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
11032 pic_offset_table_rtx.
11034 PR rtl-optimization/69752
11035 * ira.c (update_equiv_regs): When looking for more than a single SET,
11036 also take other side effects into account.
11038 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
11040 * config/s390/s390.c (s390_function_profiler): Add a new sequence
11041 for z900+ CPUs in 31-bit mode.
11043 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
11045 * common/config/s390/s390-common.c (s390_supports_split_stack):
11047 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
11048 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
11049 * config/s390/s390.c (struct machine_function): New field
11050 split_stack_varargs_pointer.
11051 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
11052 in s390_emit_prologue.
11053 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
11055 (morestack_ref): New global.
11056 (SPLIT_STACK_AVAILABLE): New macro.
11057 (s390_expand_split_stack_prologue): New function.
11058 (s390_live_on_entry): New function.
11059 (s390_va_start): Use split-stack vararg pointer if appropriate.
11060 (s390_asm_file_end): Emit the split-stack note sections.
11061 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
11062 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
11063 (UNSPECV_SPLIT_STACK_CALL): New unspec.
11064 (UNSPECV_SPLIT_STACK_DATA): New unspec.
11065 (split_stack_prologue): New expand.
11066 (split_stack_space_check): New expand.
11067 (split_stack_data): New insn.
11068 (split_stack_call): New expand.
11069 (split_stack_call_*): New insn.
11070 (split_stack_cond_call): New expand.
11071 (split_stack_cond_call_*): New insn.
11073 2016-02-15 Richard Biener <rguenther@suse.de>
11075 PR tree-optimization/69783
11076 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
11077 Add trivially correct cases.
11079 2016-02-15 Tom de Vries <tom@codesourcery.com>
11082 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
11084 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
11086 2016-02-15 Richard Biener <rguenther@suse.de>
11088 PR tree-optimization/69776
11089 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
11090 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
11091 indicate whether we can use TBAA to disambiguate against stores.
11092 Use alias-set zero if not.
11093 (visit_reference_op_store): Do not use TBAA when looking up
11095 * tree-ssa-pre.c (compute_avail): Use TBAA here.
11096 (eliminate_dom_walker::before_dom_children): But not when looking
11097 up redundant stores.
11099 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
11101 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
11103 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
11105 * config/i386/znver1.md
11106 (znver1_pop, znver1_pop_mem,
11107 znver1_load_imov_double_store,
11108 znver1_load_imov_direct_store,
11109 znver1_load_imov_direct_load,
11110 znver1_load_imov_double_load): Add new.
11111 (znver1_insn, znver1_insn_load): Add icmov type.
11112 (znver1_sseavx_fma,
11113 znver1_sseavx_fma_load,
11115 znver1_avx256_fma_load): Fix pipe usage.
11117 2016-02-14 Alan Modra <amodra@gmail.com>
11120 * reloads.c (find_reloads_address_1): For pre/post-inc/dec
11121 with an invalid hard reg, reload just the reg not the entire
11122 pre/post-inc/dec address expression.
11124 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
11127 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
11128 fixed R1_REG scratch reg.
11129 (sibcall_value_pcrel_fdpic): Likewise.
11131 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
11135 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
11137 2016-02-12 Walter Lee <walt@tilera.com>
11139 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
11140 * config/tilegx/t-tilegx: Likewise.
11142 2016-02-12 David Malcolm <dmalcolm@redhat.com>
11145 * diagnostic-show-locus.c (struct line_span): New struct.
11146 (layout::get_first_line): Delete.
11147 (layout::get_last_line): Delete.
11148 (layout::get_num_line_spans): New member function.
11149 (layout::get_line_span): Likewise.
11150 (layout::print_heading_for_line_span_index_p): Likewise.
11151 (layout::get_expanded_location): Likewise.
11152 (layout::calculate_line_spans): Likewise.
11153 (layout::m_first_line): Delete.
11154 (layout::m_last_line): Delete.
11155 (layout::m_line_spans): New field.
11156 (layout::layout): Update comment. Replace m_first_line and
11157 m_last_line with m_line_spans, replacing their initialization
11158 with a call to calculate_line_spans.
11159 (diagnostic_show_locus): When printing source lines and
11160 annotations, rather than looping over a single span
11161 of lines, instead loop over each line_span within
11162 the layout, with an inner loop over the lines within them.
11163 Call the context's start_span callback when changing line spans.
11164 * diagnostic.c (diagnostic_initialize): Initialize start_span.
11165 (diagnostic_build_prefix): Break out the building of the location
11166 part of the string into...
11167 (diagnostic_get_location_text): ...this new function, rewriting
11168 it from nested ternary expressions to a sequence of "if"
11170 (default_diagnostic_start_span_fn): New function.
11171 * diagnostic.h (diagnostic_start_span_fn): New typedef.
11172 (diagnostic_context::start_span): New field.
11173 (default_diagnostic_start_span_fn): New prototype.
11175 2016-02-12 David Malcolm <dmalcolm@redhat.com>
11178 * gcc.c (driver::finalize): Fix cleanup of "specs".
11180 2016-02-12 David Malcolm <dmalcolm@redhat.com>
11184 * gcc.c (driver::driver): Initialize m_option_suggestions.
11185 (driver::~driver): Clean up m_option_suggestions.
11186 (suggest_option): Convert to...
11187 (driver::suggest_option): ...this, and split out into
11188 driver::build_option_suggestions and find_closest_string.
11189 (driver::build_option_suggestions): New function, from
11190 first half of suggest_option. Special-case
11191 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
11192 the sanitizer_opts array. For options of enum types, add the
11193 various enum values to the candidate strings.
11194 (driver::handle_unrecognized_options): Remove "const".
11195 * gcc.h (driver::handle_unrecognized_options): Likewise.
11196 (driver::build_option_suggestions): New decl.
11197 (driver::suggest_option): New decl.
11198 (driver::m_option_suggestions): New field.
11199 * opts-common.c (add_misspelling_candidates): New function.
11200 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
11201 and make non-static.
11202 * opts.h (sanitizer_opts): New array decl.
11203 (add_misspelling_candidates): New function decl.
11204 * spellcheck.c (find_closest_string): New function.
11205 * spellcheck.h (find_closest_string): New function decl.
11207 2016-02-12 Jakub Jelinek <jakub@redhat.com>
11209 PR rtl-optimization/69764
11210 PR rtl-optimization/69771
11211 * optabs.c (expand_binop_directly): For shift_optab_p, force
11212 convert_modes with VOIDmode if xop1 has VOIDmode.
11214 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
11217 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
11218 to correctly determine instrumentation thunks.
11220 2016-02-12 Jakub Jelinek <jakub@redhat.com>
11223 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
11224 type by reference, force lhs on the call.
11227 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
11228 Compute retval and retbnd early in all cases if split_part_return_p
11229 and return_bb is not EXIT. Remove all clobber stmts and reset
11230 all debug stmts that refer to SSA_NAMEs defined in split part,
11231 except if it is retval, in that case replace the old retval with the
11232 lhs of the call to the split part.
11234 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
11237 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
11239 PR middle-end/66726
11240 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
11241 whose result is used in PHI.
11242 (maybe_optimize_range_tests): Likewise.
11243 (final_range_test_p): Likweise.
11245 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
11247 PR middle-end/66726
11248 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
11249 whose result is used in PHI.
11250 (maybe_optimize_range_tests): Likewise.
11251 (final_range_test_p): Likweise.
11253 2016-02-12 Jakub Jelinek <jakub@redhat.com>
11255 * cgraph.c: Spelling fixes - behaviour -> behavior and
11256 neighbour -> neighbor.
11257 * target.def: Likewise.
11258 * sel-sched.c: Likewise.
11259 * config/mips/mips.c: Likewise.
11260 * config/arc/arc.md: Likewise.
11261 * config/arm/cortex-a57.md: Likewise.
11262 * config/arm/arm.c: Likewise.
11263 * config/arm/neon.md: Likewise.
11264 * config/arm/arm-c.c: Likewise.
11265 * config/vms/vms-c.c: Likewise.
11266 * config/s390/s390.c: Likewise.
11267 * config/i386/znver1.md: Likewise.
11268 * config/i386/i386.c: Likewise.
11269 * config/ia64/hpux-unix2003.h: Likewise.
11270 * config/msp430/msp430.md: Likewise.
11271 * config/rx/rx.c: Likewise.
11272 * config/rx/rx.md: Likewise.
11273 * config/aarch64/aarch64-simd.md: Likewise.
11274 * config/aarch64/aarch64.c: Likewise.
11275 * config/nvptx/nvptx.c: Likewise.
11276 * config/bfin/bfin.c: Likewise.
11277 * config/cris/cris.opt: Likewise.
11278 * config/rs6000/rs6000.c: Likewise.
11279 * target.h: Likewise.
11280 * spellcheck.c: Likewise.
11281 * ira-build.c: Likewise.
11282 * tree-inline.c: Likewise.
11283 * builtins.c: Likewise.
11284 * lra-constraints.c: Likewise.
11285 * explow.c: Likewise.
11286 * hwint.h: Likewise.
11287 * targhooks.c: Likewise.
11288 * tree-vect-data-refs.c: Likewise.
11289 * expr.c: Likewise.
11290 * doc/tm.texi: Likewise.
11291 * doc/extend.texi: Likewise.
11292 * doc/install.texi: Likewise.
11293 * doc/md.texi: Likewise.
11294 * tree-ssa-tail-merge.c: Likewise.
11295 * sched-int.h: Likewise.
11296 * match.pd: Likewise.
11297 * sched-ebb.c: Likewise.
11298 * target.def (omit_struct_return_reg): Likewise.
11299 * gimple-ssa-isolate-paths.c: Likewise.
11300 (find_implicit_erroneous_behaviour): Renamed to...
11301 (find_implicit_erroneous_behavior): ... this.
11302 (find_explicit_erroneous_behaviour): Renamed to...
11303 (find_explicit_erroneous_behavior): ... this.
11304 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
11306 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
11308 PR rtl-optimization/64682
11309 PR rtl-optimization/69567
11310 PR rtl-optimization/69737
11311 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
11312 in I2 as well, just lose it.
11314 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11316 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
11318 (aarch64_last_printed_tune_string): Likewise.
11319 (aarch64_declare_function_name): Only output .arch assembler
11320 directive if it will be different from the previously output
11321 directive. Same for .tune comment but only if -dA is set.
11322 (aarch64_start_file): New function.
11323 (TARGET_ASM_FILE_START): Define.
11325 2016-02-11 David Malcolm <dmalcolm@redhat.com>
11328 * Makefile.in (PLUGIN_HEADERS): Add params.list.
11330 2016-02-11 Jakub Jelinek <jakub@redhat.com>
11333 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
11334 -Wmaybe-uninitialized warning.
11336 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
11339 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
11341 2016-02-11 Richard Biener <rguenther@suse.de>
11343 PR rtl-optimization/69291
11344 * ifcvt.c (noce_try_store_flag_constants): Do not allow
11345 subexpressions affected by changing the result.
11347 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
11350 * lra-constraints.c (curr_insn_transform): Find in/out operands
11351 for secondary memory moves. Update dups.
11353 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
11355 PR tree-optimization/69652
11356 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
11357 to nested loop, did source re-formatting, skip debug statements,
11358 add check on statement with volatile operand, remove dead scalar
11361 2016-02-10 Jakub Jelinek <jakub@redhat.com>
11362 Patrick Palka <ppalka@gcc.gnu.org>
11366 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
11367 calls if the return type is TREE_ADDRESSABLE.
11368 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
11369 * ipa-split.c (split_function): Fix doubled "we" in comment.
11370 Use void return type for the split part even if
11371 !split_point->split_part_set_retval.
11373 2016-02-10 Bin Cheng <bin.cheng@arm.com>
11375 PR tree-optimization/68021
11376 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
11377 when computing the value of biv cand by itself.
11379 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
11381 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
11382 (cortexa57_tunings): Likewise.
11383 (cortexa72_tunings): Likewise.
11384 (arch_macro_fusion_pair_p): Add support for AES fusion.
11385 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
11386 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
11387 Allow virtual registers before reload so early scheduling works.
11388 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
11389 correct latency and pipeline.
11390 (cortex_a57_crypto_complex): Likewise.
11391 (cortex_a57_crypto_xor): Likewise.
11392 (define_bypass): Add AES bypass.
11394 2016-02-10 Richard Biener <rguenther@suse.de>
11396 PR tree-optimization/69726
11397 * passes.def: Add DCE pass before late uninit.
11398 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
11399 really fixup if-conversions job.
11401 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
11403 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
11404 (arm_cortex_a57_tune): Likewise.
11405 (aarch_macro_fusion_pair_p): Add support for AES fusion.
11406 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
11408 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
11410 * timevar.def (TV_PHASE_DBGINFO): Delete.
11411 (TV_PHASE_CHECK_DBGINFO): Likewise.
11412 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
11414 2016-02-10 Richard Biener <rguenther@suse.de>
11416 PR tree-optimization/69719
11417 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
11418 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
11420 2016-02-09 Andrew Pinski <apinski@cavium.com>
11423 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
11424 get_vcond_mask_icode returns false.
11426 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
11429 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
11430 an ADDIS that adds a pointer to a large constant that sets the
11431 upper16 bits with a load operation.
11433 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
11436 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
11438 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
11440 (vzipq_s16): Likewise.
11441 (vzipq_s32): Likewise.
11442 (vzipq_f32): Likewise.
11443 (vzipq_u8): Likewise.
11444 (vzipq_u16): Likewise.
11445 (vzipq_u32): Likewise.
11446 (vzipq_p8): Likewise.
11447 (vzipq_p16): Likewise.
11449 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
11452 * config/arm/arm.c (neon_endian_lane_map): New function.
11453 (neon_vector_pair_endian_lane_map): New function.
11454 (arm_evpc_neon_vuzp): Allow for big endian lane order.
11455 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
11457 (vuzpq_s16): Likewise.
11458 (vuzpq_s32): Likewise.
11459 (vuzpq_f32): Likewise.
11460 (vuzpq_u8): Likewise.
11461 (vuzpq_u16): Likewise.
11462 (vuzpq_u32): Likewise.
11463 (vuzpq_p8): Likewise.
11464 (vuzpq_p16): Likewise.
11466 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
11469 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
11472 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
11474 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
11475 truncate const_int operand 1 to QImode.
11477 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
11479 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
11480 corresponding to an abnormal edge.
11482 2016-02-09 Tom de Vries <tom@codesourcery.com>
11484 PR tree-optimization/69599
11485 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
11487 (find_func_aliases_for_builtin_call, find_func_clobbers)
11488 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
11491 2016-02-09 Richard Biener <rguenther@suse.de>
11493 PR tree-optimization/69715
11494 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
11495 LHS on calls as non-rewritable.
11497 2016-02-09 Tom de Vries <tom@codesourcery.com>
11500 * lto-wrapper.c (append_diag_options): New function.
11501 (compile_offload_image): Call append_diag_options.
11503 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
11506 * doc/extend.texi (Flag Output Operands): Correct sectioning.
11507 Minor copy-edit to fix verb tenses.
11509 2016-02-08 Jakub Jelinek <jakub@redhat.com>
11511 PR tree-optimization/69209
11512 * ipa-split.c (split_function): If split part is not
11513 returning retval, retval has gimple type but is not
11514 gimple value, force it into a SSA_NAME first.
11516 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
11518 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
11521 2016-02-08 Jason Merrill <jason@redhat.com>
11524 * convert.c (convert_to_integer_1): Check dofold on truncation
11526 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
11527 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
11528 Rename from *_nofold.
11529 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
11530 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
11532 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
11535 * tree.c (build_common_tree_nodes): Remove short_double argument.
11536 All callers changed.
11537 * tree.h (build_common_tree_nodes): Adjust declaration.
11538 * doc/invoke.texi (-fshort-double): Remove documentation.
11539 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
11540 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
11541 * lto-wrapper.c (merge_and_complain, append_compiler_options)
11542 (append_linker_options): Don't handle OPT_fshort_double.
11544 PR rtl-optimization/68730
11545 * lra-remat.c (insn_to_cand_activation): New static variable.
11546 (lra_remat): Allocate and free it.
11547 (create_cand): New arg activation. Initialize a field in
11548 insn_to_cand_activation if it is nonnull.
11549 (create_cands): Pass the activation insn to create_cand when making
11550 a candidate involving an output reload. Reorganize code a little.
11551 (do_remat): Keep track of active status of candidates in a separate
11554 2016-02-08 Richard Biener <rguenther@suse.de>
11556 PR tree-optimization/69719
11557 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
11558 Properly use absolute of the difference of the two offsets to
11559 compare or adjust the segment length.
11561 2016-02-08 Richard Biener <rguenther@suse.de>
11562 Jeff Law <law@redhat.com>
11565 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
11566 types for anonymous SSA names.
11568 2016-02-08 Richard Biener <rguenther@suse.de>
11570 PR rtl-optimization/69274
11571 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
11573 2016-02-08 Jeff Law <law@redhat.com>
11575 PR tree-optimization/65917
11576 * tree-ssa-dom.c (record_temporary_equivalences): Record both
11577 equivalences from if (x == y) style conditionals.
11578 (loop_depth_of_name): Remove.
11579 (record_equality): Remove loop depth check.
11580 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
11581 (const_and_copies::record_const_or_copy_raw): New member function.
11582 * tree-ssa-scopedtables.c
11583 (const_and_copies::record_const_or_copy_raw): New, factored out of
11584 (const_and_copies::record_const_or_copy): Call new member function.
11586 2016-02-05 Jeff Law <law@redhat.com>
11588 PR tree-optimization/68541
11589 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
11590 (count_stmts_in_block): New function.
11591 (poor_ifcvt_candidate_code): Likewise.
11592 (is_feasible_trace): Add some heuristics to determine when path
11593 splitting is profitable.
11594 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
11595 is a diamond with a single exit.
11597 2016-02-05 Martin Sebor <msebor@redhat.com>
11600 * doc/invoke.texi: Update -Wplacement-new to take an optional
11603 2016-02-06 Richard Henderson <rth@redhat.com>
11606 * tree.c (tree_nop_conversion_p): Do not strip casts into or
11607 out of non-standard address spaces.
11609 2016-02-05 Jakub Jelinek <jakub@redhat.com>
11611 PR rtl-optimization/69691
11612 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
11614 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
11616 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
11617 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
11618 (*ieee128_mfvsrd_64bit): Likewise.
11619 (*ieee128_mfvsrd_32bit): Likewise.
11621 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
11625 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
11627 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
11628 instrumented_version.
11630 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
11632 * doc/invoke.texi (Optimize Options): In table of --param options
11633 rename second occurrence of tracer-min-branch-ratio to
11634 tracer-min-branch-probability, rename
11635 tracer-min-branch-ratio-feedback to
11636 tracer-min-branch-probability-feedback and clarify description,
11637 rename sched-spec-state-edge-prob-cutoff to
11638 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
11639 to selsched-insns-to-rename, rename lto-minpartition to
11640 lto-min-partition, delete reorder-blocks-duplicate and
11641 reorder-blocks-duplicate-feedback.
11643 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11645 * config/s390/s390.c (s390_register_info_set_ranges): Remove
11648 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
11650 * doc/extend.texi: S/390: Correct some typos.
11652 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11654 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
11656 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11659 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
11660 (s390_register_info_gprtofpr): Use new macros above.
11661 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
11663 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
11664 its name. Adjust restore and save gpr ranges.
11665 (s390_register_info_set_ranges): New function.
11666 (s390_register_info): Use new macros above. Call
11667 s390_register_info_set_ranges.
11668 (s390_optimize_register_info): Likewise.
11669 (s390_hard_regno_rename_ok): Use new macros.
11670 (s390_hard_regno_scratch_ok): Likewise.
11671 (s390_emit_epilogue): Likewise.
11672 (s390_can_use_return_insn): Likewise.
11673 (s390_optimize_prologue): Likewise.
11674 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
11676 2016-02-05 Jakub Jelinek <jakub@redhat.com>
11679 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
11681 (ix86_option_override_internal): Disable TARGET_STV even for
11682 -m{incoming,preferred}-stack-boundary=3.
11684 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11686 * config.gcc: Mark deprecated rtems targets as obsolete.
11688 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
11690 PR rtl-optimization/64682
11691 PR rtl-optimization/69567
11692 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
11693 before I2 only if the register is both used and set in I2.
11695 2016-02-04 DJ Delorie <dj@redhat.com>
11697 * config/msp430/msp430.c (msp430_start_function): Add function type.
11699 2016-02-04 Jakub Jelinek <jakub@redhat.com>
11702 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
11704 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
11706 PR rtl-optimization/69577
11708 2015-10-29 Richard Henderson <rth@redhat.com>
11712 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
11713 sse check to the exact conditions of PR 67609.
11715 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
11718 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
11719 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
11720 not allowed into the traditional Altivec registers.
11721 (movtd_64bit_nodm): Likewise.
11722 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
11724 2016-02-04 David Malcolm <dmalcolm@redhat.com>
11726 * config/aarch64/cortex-a57-fma-steering.c
11727 (aarch64_register_fma_steering): Remove "static" from arguments
11730 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
11733 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
11734 twice when complex.
11736 2016-02-04 Mike Frysinger <vapier@gentoo.org>
11738 * doc/invoke.texi: Delete -mno-fma4.
11740 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
11742 PR rtl-optimization/69577
11743 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
11744 (find_subregs_of_mode): Update accordingly. Iterate over partial
11747 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
11749 * config/arm/arm-protos.h (neon_reinterpret): Remove.
11750 * config/arm/arm.c (neon_reinterpret): Remove.
11751 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
11752 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
11753 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
11754 vreinterpretti): Remove.
11755 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
11756 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
11757 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
11758 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
11759 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
11760 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
11761 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
11762 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
11763 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
11764 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
11765 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
11766 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
11767 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
11768 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
11769 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
11770 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
11771 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
11772 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
11773 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
11774 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
11775 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
11776 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
11777 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
11778 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
11779 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
11780 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
11781 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
11782 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
11783 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
11784 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
11785 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
11786 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
11787 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
11788 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
11789 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
11790 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
11791 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
11792 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
11793 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
11794 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
11795 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
11796 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
11797 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
11798 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
11799 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
11800 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
11801 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
11802 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
11803 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
11804 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
11805 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
11806 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
11807 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
11808 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
11809 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
11810 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
11811 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
11812 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
11813 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
11814 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
11815 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
11816 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
11817 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
11818 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
11819 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
11820 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
11821 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
11822 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
11823 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
11824 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
11825 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
11826 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
11827 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
11828 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
11829 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
11830 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
11831 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
11832 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
11833 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
11834 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
11835 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
11836 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
11837 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
11838 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
11839 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
11840 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
11841 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
11842 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
11843 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
11844 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
11845 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
11846 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
11847 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
11848 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
11849 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
11850 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
11851 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
11852 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
11853 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
11854 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
11855 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
11856 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
11857 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
11859 2016-02-04 Martin Liska <mliska@suse.cz>
11862 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
11863 that are gimple_store_p.
11864 (maybe_instrument_call): Likewise.
11866 2016-02-04 Bin Cheng <bin.cheng@arm.com>
11868 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
11869 register scaling out of memory reference and comment why.
11871 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11875 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
11876 folding the source of a SET.
11878 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11882 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
11883 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
11885 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
11889 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
11892 2016-02-04 Christian Bruel <christian.bruel@st.com>
11894 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
11895 * config/arm/arm.c (arm_set_current_function): Likewise.
11897 2016-02-04 Jakub Jelinek <jakub@redhat.com>
11898 Ilya Enkovich <enkovich.gnu@gmail.com>
11899 H.J. Lu <hongjiu.lu@intel.com>
11902 * config/i386/i386.c (convert_scalars_to_vector): Remove
11903 stack alignment fixes.
11904 (ix86_option_override_internal): Disable TARGET_STV if stack
11905 might not be aligned enough.
11906 (ix86_minimum_alignment): Assert that TARGET_STV is false.
11908 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
11910 * config/i386/x86-tune.def: Disable default prefetching
11913 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
11914 Vladimir Makarov <vmakarov@redhat.com>
11917 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
11918 in validating fused toc addresses.
11920 2016-02-03 Jakub Jelinek <jakub@redhat.com>
11923 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
11924 range->m_caret fields if range->m_show_caret_p is false.
11927 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
11928 Force oldval into register if it does not satisfy reg_or_short_operand
11929 predicate. Fix up formatting.
11931 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
11932 Alexandre Oliva <aoliva@redhat.com>
11935 * lra-constraints.c (simplify_operand_subreg): Check additionally
11936 address validity after potential reloading.
11937 (process_address_1): Check insns validity. In case of failure do
11940 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
11943 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
11946 2016-02-02 Jakub Jelinek <jakub@redhat.com>
11948 * wide-int.cc (canonize_uhwi): New function.
11949 (wi::divmod_internal): Use it.
11951 2016-02-02 James Norris <jnorris@codesourcery.com
11953 * gimplify.c (omp_notice_variable): Add usage check.
11955 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
11957 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
11958 like LE, GE, LT, GT when emitting relational operator.
11960 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
11962 * ira-costs.c (find_costs_and_classes): Add extra argument.
11963 * target.def (ira_change_pseudo_allocno_class): Add parameter.
11964 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
11965 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
11966 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
11967 Add best_class parameter, and return it if not ALL_REGS.
11968 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
11970 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
11971 Update target hook.
11973 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
11975 * config/aarch64/aarch64.c
11976 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
11977 (aarch64_ira_change_pseudo_allocno_class): New function.
11979 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
11982 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
11984 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
11986 * config/avr/avr.c (avr_option_override): Set
11987 PARAM_ALLOW_STORE_DATA_RACES to 1.
11989 2016-02-02 Richard Biener <rguenther@suse.de>
11991 PR tree-optimization/69595
11992 * match.pd: Add range test simplifications to true/false.
11994 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
11996 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
11997 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
12000 2016-02-02 Richard Biener <rguenther@suse.de>
12002 PR tree-optimization/69606
12003 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
12004 info on the result before moving a stmt.
12006 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
12008 PR middle-end/68542
12009 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
12010 branch with vector comparison.
12011 * config/i386/sse.md (VI48_AVX): New mode iterator.
12012 (define_expand "cbranch<mode>4): Add support for conditional branch
12013 with vector comparison.
12014 * tree-vect-loop.c (optimize_mask_stores): New function.
12015 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
12016 has_mask_store field of vect_info.
12017 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
12018 vectorized loops having masked stores after vec_info destroy.
12019 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
12020 correspondent macros.
12021 (optimize_mask_stores): Add prototype.
12023 2016-02-02 Alan Modra <amodra@gmail.com>
12026 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
12029 2016-02-02 Alan Modra <amodra@gmail.com>
12032 * config/rs6000/rs6000.c (need_toc_init): New var, set it
12033 whenever toc_label_name used.
12034 (rs6000_file_start): Don't set up toc section here,
12035 (rs6000_output_function_epilogue): do so here instead,
12036 (rs6000_xcoff_file_start): and here.
12037 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
12038 (load_toc_aix_di): Likewise.
12040 2016-02-01 Jakub Jelinek <jakub@redhat.com>
12042 PR rtl-optimization/69592
12043 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
12044 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
12045 (num_sign_bit_copies_binary_arith_p): New inline function.
12046 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
12048 2016-02-01 Jeff Law <law@redhat.com>
12050 PR tree-optimization/69580
12051 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
12052 * tree-ssa-threadbackward.c
12053 (fsm_find_control_statement_thread_paths): Do not try to walk
12054 through large PHI nodes.
12056 2016-02-01 Jakub Jelinek <jakub@redhat.com>
12058 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
12059 when count is incremented above limit, don't analyze further
12062 * omp-low.c (oacc_parse_default_dims): Avoid
12063 -Wsign-compare warning, make sure value fits into int
12064 rather than just unsigned int.
12066 2016-02-01 Bin Cheng <bin.cheng@arm.com>
12068 PR tree-optimization/67921
12069 * fold-const.c (split_tree): New parameters. Convert pointer
12070 type variable part to proper type before negating.
12071 (fold_binary_loc): Pass new arguments to split_tree.
12073 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
12075 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
12076 (nvptx_goacc_validate_dims): Extend to handle global defaults.
12077 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
12078 * doc/tm.texti: Rebuilt.
12079 * doc/invoke.texi (fopenacc-dim): Document.
12080 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
12081 (append_compiler_options): Likewise.
12082 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
12083 (oacc_parse_default_dims): New.
12084 (oacc_validate_dims): Add USED arg. Select non-unity default when
12086 (oacc_loop_fixed_partitions): Return mask of used partitions.
12087 (oacc_loop_auto_partitions): Emit dump info.
12088 (oacc_loop_partition): Return mask of used partitions.
12089 (execute_oacc_device_lower): Parse default dimension arg. Adjust
12090 loop partitioning and validation calls.
12092 2016-02-01 Richard Biener <rguenther@suse.de>
12094 PR middle-end/69556
12095 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
12097 2016-02-01 Richard Biener <rguenther@suse.de>
12099 PR tree-optimization/69574
12100 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
12101 of asserting return chrec_dont_know.
12103 2016-02-01 Martin Liska <mliska@suse.cz>
12105 * mem-stats-traits.h: Add copyright header.
12106 * mem-stats.h: Likewise.
12108 2016-02-01 Richard Biener <rguenther@suse.de>
12110 PR tree-optimization/69579
12111 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
12112 Do not propagate through abnormal PHI results.
12114 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
12116 * postreload.c (reload_cse_simplify): Remove dead code.
12118 2016-02-01 Jakub Jelinek <jakub@redhat.com>
12120 PR rtl-optimization/69570
12121 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
12122 if there is more than one set, not if there is a single set.
12124 2016-02-01 Richard Henderson <rth@redhat.com>
12127 * combine.c (make_compound_operation): When looking through a
12128 subreg, make sure to re-extend to the width of the outer mode.
12130 2016-01-30 Jakub Jelinek <jakub@redhat.com>
12132 PR tree-optimization/69546
12133 * wide-int.cc (wi::divmod_internal): For unsigned division
12134 where both operands fit into uhwi, if o1 is 1 and o0 has
12135 msb set, if divident_prec is larger than bits per hwi,
12136 clear another quotient word and return 2 instead of 1.
12137 Similarly for remainder with msb in HWI set, if dividend_prec
12138 is larger than bits per hwi.
12140 2016-01-29 Martin Jambor <mjambor@suse.cz>
12142 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
12143 Use short lowercase names.
12144 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
12145 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
12146 acq_rel one. Protect warning agains segfaults if
12147 get_memory_order_name returns NULL.
12148 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
12149 with release semantics. Do not warn if get_memory_order already did.
12150 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
12151 semantics. Fix check for relaxed or acquire semantics. Do not warn
12152 if get_memory_order already did.
12154 2016-01-29 Sebastian Pop <s.pop@samsung.com>
12156 * doc/install.texi: Document that isl-0.16 is supported.
12158 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
12161 * config/i386/constraints.md (Bm): Describe as special memory
12163 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
12164 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
12165 * genpreds.c (struct constraint_data): Add is_special_memory.
12166 (have_special_memory_constraints, special_memory_start): New
12168 (special_memory_end): Ditto.
12169 (add_constraint): Add new arg is_special_memory. Add code to
12170 process its true value. Update have_special_memory_constraints.
12171 (process_define_constraint): Pass the new arg.
12172 (process_define_register_constraint): Ditto.
12173 (choose_enum_order): Process special memory.
12174 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
12175 function insn_extra_special_memory_constraint.
12176 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
12177 * gensupport.c (process_rtx): Process
12178 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
12179 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
12180 * ira-lives.c (single_reg_class): Use
12181 insn_extra_special_memory_constraint.
12182 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
12183 * lra-constraints.c (process_alt_operands): Ditto.
12184 (curr_insn_transform): Use insn_extra_special_memory_constraint.
12185 * recog.c (asm_operand_ok, preprocess_constraints): Process
12187 * reload.c (find_reloads): Ditto.
12188 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
12189 * stmt.c (parse_input_constraint): Use
12190 insn_extra_special_memory_constraint.
12192 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
12195 * lra-splill.c (lra_final_code_change): Revert r229087 by
12196 removing all sub-registers.
12198 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
12201 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
12203 2016-01-29 Jakub Jelinek <jakub@redhat.com>
12206 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
12207 SSE1, copy target into the temporary reg first before recursing
12210 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
12212 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
12215 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
12217 * ginclude/stdarg.h: Test __cplusplus instead of
12218 __GXX_EXPERIMENTAL_CXX0X__.
12220 2016-01-29 Richard Biener <rguenther@suse.de>
12222 PR tree-optimization/69547
12223 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
12224 Do not mark clobbers necessary.
12225 (mark_all_reaching_defs_necessary_1): Likewise.
12227 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
12229 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
12230 declaration name with %qs and print it in both error messages.
12231 Also fix indentation.
12233 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
12236 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
12237 trailing blank line from error message.
12239 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
12242 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
12245 2016-01-29 Richard Biener <rguenther@suse.de>
12247 PR middle-end/69537
12248 * match.pd: Allow all integral types when simplifying a
12249 widening or sign-changing conversion.
12251 2016-01-28 Sebastian Pop <s.pop@samsung.com>
12253 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
12254 back to setting codegen_error to fail codegen.
12256 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
12259 * config/i386/constraints.md (C): Only accept constant zero operand.
12260 (BC): New constraint.
12261 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
12262 instead of C constraint.
12263 * doc/md.texi (Machine Constraints): Update description
12266 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
12269 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
12271 2016-01-28 Jakub Jelinek <jakub@redhat.com>
12273 PR middle-end/69542
12274 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
12277 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
12279 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
12280 branches if using guessed profile.
12282 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
12284 * graphite-optimize-isl.c (optimize_isl): Fix dump.
12286 2016-01-28 Richard Henderson <rth@redhat.com>
12289 * config/aarch64/aarch64-modes.def (CC_Cmode): New
12290 * config/aarch64/aarch64-protos.h: Update.
12291 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
12292 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
12293 (aarch64_get_condition_code_1): Handle CC_Cmode.
12294 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
12295 (*add<mode>3_compareC_cconly_imm): New.
12296 (*add<mode>3_compareC_cconly): New.
12297 (*add<mode>3_compareC_imm): New.
12298 (add<mode>3_compareC): New.
12299 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
12300 to be first. Use aarch64_carry_operation.
12301 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
12302 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
12303 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
12304 (subti3): Use subdi3_compare1.
12305 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
12306 (sub<mode>3_compare1): New.
12307 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
12308 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
12309 (*subsi3_carryin_uxtw): Likewise.
12310 (*ngc<mode>, *ngcsi_uxtw): Likewise.
12311 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
12312 * config/aarch64/iterators.md (DWI): New.
12313 * config/aarch64/predicates.md (aarch64_carry_operation): New.
12314 (aarch64_borrow_operation): New.
12316 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
12318 * graphite-optimize-isl.c (optimize_isl): Print a different debug
12319 message when isl does not return a valid schedule.
12321 2016-01-28 Sebastian Pop <s.pop@samsung.com>
12323 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
12324 Remove comments from class declarations: they are already in the code
12327 2016-01-28 Sebastian Pop <s.pop@samsung.com>
12329 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
12331 (ternary_op_to_tree): Same.
12332 (unary_op_to_tree): Same.
12333 (nary_op_to_tree): Same.
12334 (gcc_expression_from_isl_expr_op): Same.
12335 (gcc_expression_from_isl_expression): Same.
12336 (graphite_create_new_loop): Same.
12337 (graphite_create_new_loop_guard): Same.
12338 (build_iv_mapping): Same.
12339 (graphite_create_new_guard): Same.
12340 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
12341 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
12343 2016-01-28 Sebastian Pop <s.pop@samsung.com>
12345 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
12346 instead of setting codegen_error to fail codegen.
12348 2016-01-28 Jason Merrill <jason@redhat.com>
12350 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
12352 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
12354 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
12355 Remove CONST_INT_P check in CCMP cost calculation.
12357 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
12359 * config/aarch64/aarch64.c (generic_vector_cost):
12360 Set vec_permute_cost.
12361 (cortexa57_vector_cost): Likewise.
12362 (exynosm1_vector_cost): Likewise.
12363 (xgene1_vector_cost): Likewise.
12364 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
12365 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
12366 Add vec_permute_cost entry.
12368 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
12370 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
12372 (add<mode>3_compare0): Likewise.
12373 (addsi3_compare0_uxtw): Likewise.
12374 (add<mode>3nr_compare0): Likewise.
12375 (compare_neg<mode>): Likewise.
12376 (<optab><mode>3): Likewise.
12378 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
12380 * tree-vect-stmts.c (vectorizable_comparison): Add
12381 NULL check for vectype.
12383 2016-01-28 Richard Biener <rguenther@suse.de>
12385 PR tree-optimization/69466
12386 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
12387 Account for PHIs we couldn't duplicate.
12389 2016-01-28 Martin Liska <mliska@suse.cz>
12392 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
12393 instead of ENABLE_VALGRIND_CHECKING.
12395 2016-01-27 Richard Henderson <rth@redhat.com>
12398 * lra-remat.c (subreg_regs): New.
12399 (dump_candidates_and_remat_bb_data): Dump it.
12400 (operand_to_remat): Reject if operand in subreg_regs.
12401 (set_bb_regs): Collect subreg_regs.
12402 (lra_remat): Init and free subreg_regs. Compute
12403 calculate_local_reg_remat_bb_data before create_cands.
12405 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
12408 * config/i386/i386.c (ix86_update_stack_boundary): Don't
12409 change stack_alignment_needed for __tls_get_addr call.
12411 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
12413 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
12415 2016-01-27 Jeff Law <law@redhat.com>
12417 PR tree-optimization/68398
12418 PR tree-optimization/69196
12419 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
12420 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
12421 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
12422 Only count PHIs in the last block in the path. The others will
12423 const/copy propagate away. Add heuristic to allow more irreducible
12424 subloops to be created when it is likely profitable to do so.
12426 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
12427 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
12428 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
12430 2016-01-27 Jakub Jelinek <jakub@redhat.com>
12433 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
12434 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
12435 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
12436 * tree-streamer-in.c: Include asan.h.
12437 (streamer_get_builtin_tree): For builtins in sanitizer
12438 range call initialize_sanitizer_builtins and retry.
12440 2016-01-27 Ian Lance Taylor <iant@google.com>
12442 * common.opt (fkeep-gc-roots-live): New undocumented option.
12443 * tree-ssa-loop-ivopts.c (add_candidate_1): If
12444 -fkeep-gc-roots-live, skip pointers.
12445 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
12448 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
12451 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
12452 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
12454 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
12457 * configure.ac: NetBSD provides SSP in its C library.
12458 * configure: Updated.
12460 2016-01-27 Richard Biener <rguenther@suse.de>
12462 PR tree-optimization/69166
12463 * tree-vect-loop.c (vect_is_simple_reduction): Always check
12464 reduction code for commutativity / associativity.
12466 2016-01-27 Martin Jambor <mjambor@suse.cz>
12468 PR tree-optimization/69355
12469 * tree-sra.c (analyze_access_subtree): Correct hole detection when
12470 total_scalarization fails.
12472 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
12474 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
12477 2016-01-27 Christian Bruel <christian.bruel@st.com>
12480 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
12481 Move arm_reset_previous_fndecl and set_target_option_current_node in
12482 the conditional part. Call save_restore_target_globals.
12483 * config/arm/arm.c (arm_set_current_function):
12484 Refactor to better support #pragma target and attribute mix.
12485 Call save_restore_target_globals.
12486 * config/arm/arm-protos.h (save_restore_target_globals): New function.
12488 2016-01-27 Martin Liska <mliska@suse.cz>
12490 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
12491 reference for an HSA kernel and its host function.
12493 2016-01-27 Jakub Jelinek <jakub@redhat.com>
12495 PR tree-optimization/69399
12496 * wide-int.h (wi::lrshift): For larger precisions, only
12497 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
12499 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
12501 * config/arc/predicates.md (proper_comparison_operator): Reject
12502 constant-constant comparison.
12504 2016-01-26 Tom de Vries <tom@codesourcery.com>
12506 PR tree-optimization/69110
12507 * tree-data-ref.c (initialize_data_dependence_relation): Handle
12508 DR_NUM_DIMENSIONS == 0.
12510 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
12511 Sebastian Pop <s.pop@samsung.com>
12513 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
12514 isl_ast_op_cond and isl_ast_op_select.
12515 (gcc_expression_from_isl_expr_op): Same.
12517 2016-01-26 Jason Merrill <jason@redhat.com>
12520 * tree.c (recompute_constructor_flags): Split out from
12522 (verify_constructor_flags): New.
12523 * tree.h: Declare them.
12525 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
12527 PR rtl-optimization/69217
12528 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
12529 are no TYPE_FIELDS set for the record type.
12531 2016-01-26 Jakub Jelinek <jakub@redhat.com>
12534 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
12535 toc_label_name unconditionally.
12536 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
12537 SYMBOL_REF string. Use toc_label_name instead of constructing
12539 (rs6000_elf_declare_function_name): Use toc_label_name instead of
12540 constructing LCTOC1.
12542 2016-01-26 Martin Sebor <msebor@redhat.com>
12545 * doc/extend.texi (Common Type Attributes): Move text that talks about
12546 attribute packed from attribute aligned to the section discussing
12547 the former attribute for clarity.
12549 2016-01-26 Richard Henderson <rth@redhat.com>
12551 PR middle-end/60908
12552 * trans-mem.c (tm_region_init): Mark entry block as visited.
12554 2016-01-26 David Malcolm <dmalcolm@redhat.com>
12557 * diagnostic-show-locus.c (layout::print_source_line): Replace
12558 call to pp_newline with call to layout::print_newline.
12559 (layout::print_annotation_line): Likewise.
12560 (layout::move_to_column): Likewise.
12561 (layout::print_any_fixits): After printing any fixits, print a
12562 trailing newline, if necessary.
12563 (layout::print_newline): New method, resetting any colorization
12565 (diagnostic_show_locus): Move the pp_newline to before the
12566 early bailout. Remove dummy block enclosing the layout instance.
12567 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
12568 of pp_newline_and_flush with pp_flush.
12569 (diagnostic_append_note): Delete use of pp_newline.
12570 (diagnostic_append_note_at_rich_loc): Delete.
12571 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
12572 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
12573 when newline characters are added to the buffer.
12575 2016-01-26 Michael Matz <matz@suse.de>
12577 * configure.ac (ac_cv_std_swap_in_utility): New test.
12578 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
12579 * configure: Regenerate.
12580 * config.in: Regenerate.
12582 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
12584 * config/arc/arc.md (cstoresi4): Force operand into register.
12585 (arcset<code>): Fix predicate.
12586 (arcsetltu): Likewise.
12587 (arcsetgeu): Likewise.
12588 (arcsethi): Likewise.
12589 (arcsetls): Likewise.
12591 2016-01-26 Jakub Jelinek <jakub@redhat.com>
12593 PR tree-optimization/69483
12594 * gimple-fold.c (canonicalize_constructor_val): Return NULL
12595 if base has error_mark_node type.
12597 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
12600 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
12601 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
12603 (vget_lane_f16): Handle big-endian.
12604 (vgetq_lane_f16): Likewise.
12605 (vset_lane_f16): Likewise.
12606 (vsetq_lane_f16): Likewise.
12607 * config/arm/iterators.md (VQXMOV): Add V8HF.
12608 (VDQ): Add V4HF and V8HF.
12609 (V_reg): Handle V4HF and V8HF.
12610 (Is_float_mode): Likewise.
12611 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
12612 neon_vdup_nv8hf): New patterns.
12613 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
12614 Use VD_LANE iterator.
12615 (neon_vld1_dup<mode>): Use VQ2 iterator.
12617 2016-01-26 Nathan Sidwell <nathan@acm.org>
12619 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
12620 (set_oacc_fn_attrib): Add IS_KERNEL arg.
12621 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
12622 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
12623 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
12624 (oacc_validate_dims): Add LEVEL arg, don't return level.
12625 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
12626 oacc_validate_dims.
12627 (execute_oacc_device_lower): Adjust, add more dump output.
12628 * tree-ssa-loop.c (gate_oacc_kernels): Use
12629 oacc_fn_attrib_kernels_p.
12630 * tree-parloops.c (create_parallel_loop): Adjust
12631 set_oacc_fn_attrib call.
12633 2016-01-26 Jakub Jelinek <jakub@redhat.com>
12636 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
12637 (append_compiler_options): Handle -fcilkplus.
12638 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
12640 2016-01-26 Nick Clifton <nickc@redhat.com>
12643 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
12644 been marked as DECL_ONE_ONLY but we do not the means to make it
12645 so, then do not allow it to bind locally.
12647 2016-01-26 Jakub Jelinek <jakub@redhat.com>
12650 * opts.h (parse_sanitizer_options): New prototype.
12651 * opts.c (sanitizer_opts): New array.
12652 (parse_sanitizer_options): New function.
12653 (common_handle_option): Use parse_sanitizer_options.
12655 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
12658 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
12659 alignment adjustment to ...
12660 (ix86_update_stack_boundary): Here. Don't over-align stack for
12662 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
12663 if __tls_get_addr is called.
12665 2016-01-26 Christian Bruel <christian.bruel@st.com>
12667 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
12669 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
12671 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
12673 2016-01-26 Richard Biener <rguenther@suse.de>
12675 PR middle-end/69467
12676 * match.pd: Guard X * CST CMP 0 pattern with single_use.
12678 2016-01-26 Richard Biener <rguenther@suse.de>
12680 PR tree-optimization/69452
12681 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
12682 (move_computations_dom_walker::before_dom_children): Rename
12684 (move_computations_worker): This.
12685 (move_computations): Perform an RPO rather than a DOM walk.
12687 2016-01-26 Jakub Jelinek <jakub@redhat.com>
12690 * combine.c (combine_instructions): For REG_EQUAL note with
12691 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
12692 to the underlying register.
12693 * doc/rtl.texi (REG_EQUAL): Document the behavior of
12694 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
12696 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
12699 * config/aarch64/aarch64-builtins.c
12700 (aarch64_init_simd_builtin_types): Do not set structural
12701 equality to __Poly{8,16,64,128}_t types.
12703 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
12705 PR tree-optimization/69400
12706 * wide-int.cc (wi_pack): Take the precision as argument and
12707 perform canonicalization here rather than in the callers.
12708 Use the main loop to handle all full-width HWIs. Add a
12709 zero HWI if in_len isn't a full result.
12710 (wi::divmod_internal): Update accordingly.
12711 (wi::mul_internal): Likewise. Simplify.
12713 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
12714 Sebastian Pop <s.pop@samsung.com>
12716 * graphite-poly.c (apply_poly_transforms): Simplify.
12717 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
12718 (print_isl_map): Same.
12719 (print_isl_union_map): Same.
12720 (print_isl_schedule): New.
12721 (debug_isl_schedule): New.
12722 * graphite-dependences.c (scop_get_reads): Do not call
12723 isl_union_map_add_map that is undocumented isl functionality.
12724 (scop_get_must_writes): Same.
12725 (scop_get_may_writes): Same.
12726 (scop_get_original_schedule): Remove.
12727 (scop_get_dependences): Do not call isl_union_map_compute_flow that
12728 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
12729 (compute_deps): Remove.
12730 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
12731 (debug_schedule_ast): New.
12732 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
12733 set_separate_option.
12734 (graphite_regenerate_ast_isl): Add dump.
12735 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
12736 from scop->transformed_schedule.
12737 (graphite_regenerate_ast_isl): Add more dump.
12738 * graphite-optimize-isl.c (optimize_isl): Set
12739 scop->transformed_schedule. Check whether schedules are equal.
12740 (apply_poly_transforms): Move here.
12741 * graphite-poly.c (apply_poly_transforms): ... from here.
12742 (free_poly_bb): Static.
12743 (free_scop): Static.
12744 (pbb_number_of_iterations_at_time): Remove.
12745 (print_isl_ast): New.
12746 (debug_isl_ast): New.
12747 (debug_scop_pbb): New.
12748 * graphite-scop-detection.c (print_edge): Move.
12749 (print_sese): Move.
12750 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
12751 (build_scop_scattering): Remove.
12752 (create_pw_aff_from_tree): Assert instead of bailing out.
12753 (add_condition_to_pbb): Remove unused code, do not fail.
12754 (add_conditions_to_domain): Same.
12755 (add_conditions_to_constraints): Remove.
12756 (build_scop_context): New.
12757 (add_iter_domain_dimension): New.
12758 (build_iteration_domains): Initialize pbb->iterators.
12759 Call add_conditions_to_domain.
12762 (index_outermost_in_loop): New.
12763 (index_pbb_in_loop): New.
12764 (outermost_pbb_in): New.
12765 (add_in_sequence): New.
12766 (add_outer_projection): New.
12767 (outer_projection_mupa): New.
12768 (add_loop_schedule): New.
12769 (build_schedule_pbb): New.
12770 (build_schedule_loop): New.
12771 (embed_in_surrounding_loops): New.
12772 (build_schedule_loop_nest): New.
12773 (build_original_schedule): New.
12774 (build_poly_scop): Call build_original_schedule.
12775 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
12776 (free_poly_dr): Remove.
12777 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
12778 (free_poly_bb): Remove.
12779 (debug_loop_vec): Remove.
12780 (print_isl_ast): Declare.
12781 (debug_isl_ast): Declare.
12782 (scop_do_interchange): Remove.
12783 (scop_do_strip_mine): Remove.
12784 (scop_do_block): Remove.
12785 (flatten_all_loops): Remove.
12786 (optimize_isl): Remove.
12787 (pbb_number_of_iterations_at_time): Remove.
12788 (debug_scop_pbb): Declare.
12789 (print_schedule_ast): Declare.
12790 (debug_schedule_ast): Declare.
12791 (struct scop): Remove schedule. Add original_schedule,
12792 transformed_schedule.
12793 (free_gimple_poly_bb): Remove.
12794 (print_generated_program): Remove.
12795 (debug_generated_program): Remove.
12796 (unify_scattering_dimensions): Remove.
12797 * sese.c (print_edge): ... here.
12798 (print_sese): ... here.
12799 (debug_edge): ... here.
12800 (debug_sese): ... here.
12801 * sese.h (print_edge): Declare.
12802 (print_sese): Declare.
12803 (dump_edge): Declare.
12804 (dump_sese): Declare.
12806 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
12807 Sebastian Pop <s.pop@samsung.com>
12809 * Makefile.in: Set ISLVER in site.exp.
12811 2016-01-25 Jakub Jelinek <jakub@redhat.com>
12813 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
12814 DECL_VALUE_EXPR of new_var even for the non-array case. Look
12815 through DECL_VALUE_EXPR for expansion.
12817 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
12819 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
12820 the frame info after reload completed.
12822 2016-01-25 Jeff Law <law@redhat.com>
12824 PR tree-optimization/69196
12825 PR tree-optimization/68398
12826 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
12827 tree-ssa-threadupdate.c.
12828 (determine_bb_domination_status): Prototype
12829 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
12830 (determine_bb_domination_status): No longer static.
12831 (valid_jump_thread_path): Remove code to detect characteristics
12832 of the jump thread path not associated with correctness.
12833 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
12834 Correct test for thread path length. Count PHIs for real operands as
12835 statements that need to be copied. Do not count ASSERT_EXPRs.
12836 Look at all the blocks in the thread path. Compute and selectively
12837 filter thread paths based on threading through the latch, threading
12838 a multiway branch or crossing a multiway branch.
12840 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12842 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
12843 decl with __attribute__ ((unused)) annotation.
12845 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
12848 * tree-vect-stmts.c (vectorizable_condition): Check vectype
12849 of operands is compatible with a statement vectype.
12851 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
12853 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
12854 improve wording for mixed storage order support.
12856 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
12858 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
12859 (vcvt_u64_f64): Likewise.
12860 (vcvta_s64_f64): Likewise.
12861 (vcvta_u64_f64): Likewise.
12862 (vcvtm_s64_f64): Likewise.
12863 (vcvtm_u64_f64): Likewise.
12864 (vcvtn_s64_f64): Likewise.
12865 (vcvtn_u64_f64): Likewise.
12866 (vcvtp_s64_f64): Likewise.
12867 (vcvtp_u64_f64): Likewise.
12869 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
12871 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
12872 (arc_init): Check validity mll64 option.
12873 (arc_save_restore): Use double load/store instruction.
12874 (arc_expand_movmem): Likewise.
12875 (arc_split_move): Don't split if we have double load/store
12876 instructions. Returns a boolean.
12877 (arc_process_double_reg_moves): Change function to return boolean
12878 instead of a sequence of instructions.
12879 (arc_dwarf_register_span): New function.
12880 * config/arc/arc-protos.h (arc_split_move): Change prototype.
12881 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
12882 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
12883 (*movdf_insn): Likewise.
12884 * config/arc/arc.opt (mll64): New option.
12885 * config/arc/predicates.md (even_register_operand): New predicate.
12886 * doc/invoke.texi (ARC Options): Add mll64 documentation.
12888 2016-01-25 Richard Biener <rguenther@suse.de>
12891 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
12892 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
12894 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
12896 2016-01-25 Richard Biener <rguenther@suse.de>
12898 PR tree-optimization/69376
12899 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
12901 (VN_INFO_ANTI_RANGE_P): New inline.
12902 (VN_INFO_RANGE_TYPE): Likewise.
12903 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
12904 SSA_NAME_ANTI_RANGE_P.
12905 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
12906 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
12907 Properly query VN_INFO_RANGE_TYPE.
12909 2016-01-25 Nick Clifton <nickc@redhat.com>
12912 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
12914 2016-01-23 Tom de Vries <tom@codesourcery.com>
12916 PR tree-optimization/69426
12917 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
12920 2016-01-23 Jakub Jelinek <jakub@redhat.com>
12922 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
12923 "the the" with "the" in the comments.
12924 * ipa-devirt.c (build_type_inheritance_graph,
12925 update_type_inheritance_graph): Likewise.
12926 * tree.c (build_function_type_list_1): Likewise.
12927 * cfgloopmanip.c (scale_loop_profile): Likewise.
12928 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
12929 * gimple-ssa-split-paths.c
12930 (find_block_to_duplicate_for_splitting_paths): Likewise.
12931 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
12932 * expr.c (convert_move): Likewise.
12933 * var-tracking.c (vt_stack_adjustments): Likewise.
12934 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
12935 * tree-vrp.c (test_for_singularity): Likewise.
12937 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
12938 directly instead of building a temporary tree.
12941 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
12942 remove <algorithm> include.
12944 2016-01-22 Jakub Jelinek <jakub@redhat.com>
12947 * config/i386/i386.c: Include dojump.h.
12948 (expand_small_movmem_or_setmem,
12949 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
12951 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
12952 if dynamic_check != -1.
12954 2016-01-21 Jeff Law <law@redhat.com>
12956 PR middle-end/69347
12957 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
12958 record_temporary_equivalences. Rewritten to avoid unnecessary calls
12959 into dominated_by_p.
12960 (cprop_into_successor_phis): Avoid unnecessary tests.
12962 2016-01-22 Richard Henderson <rth@redhat.com>
12965 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
12966 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
12968 2016-01-22 Michael Matz <matz@suse.de>
12970 * system.h (string, algorithm): Include only conditionally.
12971 (new): Include always under C++.
12972 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
12973 * final.c (toplevel): Ditto.
12974 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
12975 * genconditions.c (write_header): Make gencondmd.c define
12977 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
12979 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
12980 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
12982 2016-01-22 Christian Bruel <christian.bruel@st.com>
12985 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
12987 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12990 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
12991 define_insn_and_split. Ensure operands[1] and operands[0] do not
12992 get assigned the same register.
12994 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
12996 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
12998 2016-01-22 Christian Bruel <christian.bruel@st.com>
13000 * config/arm/arm-c.c (arm_pragma_target_parse):
13001 Remove warn_builtin_macro_redefined overwrite.
13003 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
13005 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
13006 flag_non_call_exceptions compatibility.
13008 2016-01-22 Jakub Jelinek <jakub@redhat.com>
13011 * dwarf2out.c (add_child_die_after): New function.
13012 (dwarf_qual_info_t): New type.
13013 (dwarf_qual_info): New variable.
13014 (qualified_die_p): New function.
13015 (modified_type_die): For -fdebug-types-section, ensure
13016 canonical order of qualifiers. Put qualified DIEs adjacent
13017 to the corresponding non-qualified type DIE and search there
13018 for existing qualified DIEs.
13020 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
13022 * doc/extend.texi (scalar_storage_order type attribute): Document
13023 restriction on type punning and aliasing, and remove future tense.
13025 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
13028 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
13031 2016-01-21 Jeff Law <law@redhat.com>
13033 PR middle-end/69347
13034 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
13035 useless call to record_temporary_equivalences.
13036 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
13037 allocate 10 slots in the bb_path vector and let it grow as needed.
13038 (fsm_find_control_statement_thread_paths): Similarly for the next_path
13041 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
13043 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
13045 * configure: Regenerate.
13047 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
13049 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
13050 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
13052 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
13054 PR middle-end/66178
13055 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
13056 drop EXPAND_INITIALIZER.
13057 * rtl.h (contains_symbolic_reference_p): Declare.
13058 * rtlanal.c (contains_symbolic_reference_p): New function.
13059 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
13060 a subtraction into a NOT if symbolic constants are involved.
13062 2016-01-21 Anton Blanchard <anton@samba.org>
13063 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13066 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
13068 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
13071 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
13073 * config/microblaze/microblaze.c
13074 (get_branch_target): New.
13075 (insert_wic_for_ilb_runout): New.
13077 (microblaze_machine_dependent_reorg): New.
13078 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
13079 * config/microblaze/microblaze.md
13080 (UNSPEC_IPREFETCH): Define.
13081 (iprefetch): New pattern
13082 * config/microblaze/microblaze.opt
13083 (mxl-prefetch): New flag.
13085 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
13087 * config/microblaze/microblaze.h
13088 (FIXED_REGISTERS): Update in macro.
13089 (CALL_USED_REGISTERS): Update in macro.
13091 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
13093 PR rtl-optimization/68920
13094 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
13097 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
13099 PR rtl-optimization/68990
13100 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
13101 pseudo instead of inheritance ones.
13103 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
13104 Nick Clifton <nickc@redhat.com>
13108 * config/mips/mips.c (mips_compute_frame_info): Initialise
13109 args_size and hard_frame_pointer_offset fields of the frame
13110 structure before calling mips_global_pointer.
13112 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
13114 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
13116 * configure: Regenerate.
13118 2016-01-21 Richard Biener <rguenther@suse.de>
13120 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
13122 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
13124 * config/s390/s390.c (s390_asm_declare_function_size): Add code
13125 to actually emit the .size directive.
13127 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
13128 Jakub Jelinek <jakub@redhat.com>
13132 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
13133 args array size by one to avoid buffer overflow.
13135 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
13137 * config/s390/s390.md (pool_section_start): Use switch_to_section
13138 to select proper read-only data section instead of hardcoding
13140 (pool_section_end): Use switch_to_section to match the above.
13142 2016-01-21 Richard Biener <rguenther@suse.de>
13144 PR tree-optimization/69378
13145 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
13146 (set_ssa_val_to): Use it for dominance checks taking into
13147 account not executable edges.
13149 2016-01-21 Jakub Jelinek <jakub@redhat.com>
13152 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
13153 for bitsize instead of GET_MODE_PRECISION (mode).
13155 2016-01-20 Martin Sebor <msebor@redhat.com>
13158 * extend.texi (__sync Builtins): Clarify the semantics of
13159 __sync_fetch_and_OP built-ins on pointers.
13160 (__atomic Builtins): Same.
13162 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
13163 Sebastian Pop <s.pop@samsung.com>
13165 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
13166 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
13167 (is_valid_rename): Same.
13168 (translate_isl_ast_to_gimple::get_rename): Same.
13169 (translate_isl_ast_to_gimple::rename_all_uses): Same.
13170 (translate_isl_ast_to_gimple::rename_uses): Same.
13171 (get_new_name): Check for close_phi nodes.
13172 (copy_loop_phi_args): Use phi_node_kind.
13173 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
13174 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
13176 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
13177 Sebastian Pop <s.pop@samsung.com>
13179 Revert commit r229783.
13180 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
13181 Remove use of parameter_rename_map.
13182 (copy_def): Remove.
13183 (copy_internal_parameters): Remove.
13184 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
13185 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
13186 (free_sese_info): Do not free parameter_rename_map.
13187 (set_rename): Do not use parameter_rename_map.
13188 (rename_uses): Update call to set_rename.
13189 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
13190 * sese.h (parameter_rename_map_t): Remove.
13191 (struct sese_info_t): Remove field parameter_rename_map.
13193 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
13194 Sebastian Pop <s.pop@samsung.com>
13196 * graphite-isl-ast-to-gimple.c: Fix comment.
13197 * graphite-scop-detection.c (defined_in_loop_p): New.
13198 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
13199 names defined in loop.
13201 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
13202 Sebastian Pop <s.pop@samsung.com>
13204 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
13205 Discard unstructured if-then-else regions.
13207 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
13208 Sebastian Pop <s.pop@samsung.com>
13210 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
13211 (cleanup_loop_iter_dom): Remove.
13212 (build_loop_iteration_domains): Remove.
13213 (build_scop_context): Remove.
13214 (build_scop_iteration_domain): Remove.
13215 (add_loop_constraints): New.
13216 (build_iteration_domains): New.
13217 (build_poly_scop): Call build_iteration_domains.
13219 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
13220 Sebastian Pop <s.pop@samsung.com>
13222 * graphite-scop-detection.c
13223 (scop_detection::harmful_loop_in_region): Free dom and loops.
13224 (scop_detection::loop_body_is_valid_scop): Free bbs.
13226 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
13227 Sebastian Pop <s.pop@samsung.com>
13229 * graphite-scop-detection.c (record_loop_in_sese): New.
13230 (gather_bbs::before_dom_children): Call record_loop_in_sese.
13231 (build_scops): Remove call to build_sese_loop_nests.
13232 * sese.c (sese_record_loop): Remove.
13233 (build_sese_loop_nests): Remove.
13234 (new_sese_info): Remove region->loops.
13235 (free_sese_info): Same.
13236 * sese.h (sese_contains_loop): Same.
13237 (build_sese_loop_nests): Remove.
13238 (sese_contains_loop): Remove.
13240 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
13241 Sebastian Pop <s.pop@samsung.com>
13243 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
13244 loop_is_valid_in_scop.
13245 (scop_detection::harmful_stmt_in_region): Renamed
13246 harmful_loop_in_region.
13247 Call loop_is_valid_in_scop.
13249 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
13250 Sebastian Pop <s.pop@samsung.com>
13252 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
13255 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
13256 Sebastian Pop <s.pop@samsung.com>
13258 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
13259 * graphite.h (struct poly_bb): Remove field is_reduction.
13260 (PBB_IS_REDUCTION): Remove.
13262 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
13263 Sebastian Pop <s.pop@samsung.com>
13265 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
13266 (add_pdr_constraints): Same.
13267 (scop_get_reads): Same.
13268 (scop_get_must_writes): Same.
13269 (scop_get_may_writes): Same.
13270 (scop_get_original_schedule): Same.
13271 (extend_schedule): Same.
13272 (apply_schedule_on_deps): Same.
13273 (carries_deps): Same.
13274 (compute_deps): Same.
13275 (scop_get_dependences): Same.
13276 * graphite-isl-ast-to-gimple.c
13277 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
13278 * graphite-optimize-isl.c (get_schedule_for_band): Same.
13279 (get_schedule_for_band_list): Same.
13280 (get_schedule_map): Same.
13281 (apply_schedule_map_to_scop): Same.
13282 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
13283 (build_loop_iteration_domains): Same.
13284 (add_condition_to_pbb): Same.
13285 (add_param_constraints): Same.
13286 (pdr_add_memory_accesses): Same.
13287 (pdr_add_data_dimensions): Same.
13289 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
13291 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
13294 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
13296 * common.opt (feliminate-dwarf2-dups): Replace references to
13297 "DWARF 2" with just "DWARF".
13298 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
13299 * doc/extend.texi: Likewise.
13300 * doc/cpp.texi: Likewise.
13301 * doc/invoke.texi: Likewise.
13302 (Option Summary): Add -gdwarf to list of Debugging Options.
13303 (Debugging Options): Document -gdwarf.
13304 * doc/contrib.texi: Spell "DWARF" like that.
13306 2016-01-21 Jakub Jelinek <jakub@redhat.com>
13308 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
13309 warning. Fix up formatting.
13311 PR middle-end/67653
13312 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
13313 attempt to mark memory input operand addressable and
13314 call prepare_gimple_addressable in that case. Don't adjust
13315 input_location for diagnostics, use error_at instead.
13317 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
13319 * config/rs6000/ppc-auxv.h: New file.
13320 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
13321 (cpu_is): Likewise.
13322 (cpu_supports): Likewise.
13323 * config/rs6000/rs6000.c: include "ppc-auxv.h".
13324 (cpu_is_info): New variable.
13325 (cpu_supports_info): Likewise.
13326 (tcb_verification_symbol): Likewise.
13327 (cpu_builtin_p): Likewise.
13328 (cpu_expand_builtin): New function.
13329 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
13330 (rs6000_init_builtins): Likewise.
13331 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
13332 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
13333 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
13334 * configure: Regenerate.
13335 * config.in: Likewise.
13336 * doc/extend.texi (PowerPC Built-in Functions): Document
13337 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
13339 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
13342 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
13344 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
13347 2016-01-20 Richard Henderson <rth@redhat.com>
13353 * tree.c (tm_define_builtin): New.
13354 (find_tm_vector_type): New.
13355 (build_tm_vector_builtins): New.
13356 (build_common_builtin_nodes): Call it.
13358 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
13360 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
13361 (arm_fp_ok): Likewise.
13362 (arm_fp): Likewise.
13363 (arm_crypto): Likewise.
13365 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
13366 Richard Biener <rguenther@suse.de>
13368 PR tree-optimization/69328
13369 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
13370 vectors have same number of elements.
13371 (vectorizable_condition): Fix masked version recognition.
13373 2016-01-20 Richard Biener <rguenther@suse.de>
13375 PR tree-optimization/69345
13376 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
13377 (VN_INFO_PTR_INFO): Likewise.
13378 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
13379 info when it is equal between non-dominating SSA names.
13380 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
13381 Make sure to look at original SSA infos.
13383 2016-01-20 Jeff Law <law@redhat.com>
13386 * config/m68k/predicates.md (pow2_m1_operand): New predicate
13388 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
13389 (pc_or_label_operand): New predicate.
13390 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
13391 tests for small integers that are 2^n - 1.
13393 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
13395 * doc/invoke.texi (Options Summary): Add '.' after @xref.
13397 2016-01-19 Jeff Law <law@redhat.com>
13399 PR middle-end/69347
13400 * tree-ssa-threadbackwards.c
13401 (fsm_find_control_statement_thread_paths): Do not try to lookup
13402 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
13404 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
13406 * doc/lto.texi: Remove text that says only Gold has linker plugin
13409 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
13411 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
13412 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
13413 the DIE accordingly.
13414 (modified_type_die): Add REVERSE parameter and pass it recursively,
13415 as well as to base_type_die. Adjust presence check accordingly.
13416 (base_type_for_mode): Adjust call to modified_type_die.
13417 (add_type_attribute): Add REVERSE parameter and pass it to
13419 (generic_parameter_die): Adjust call to add_type_attribute.
13420 (add_scalar_info): Likewise.
13421 (add_subscript_info): Likewise.
13422 (gen_array_type_die): Likewise.
13423 (gen_descr_array_type_die): Likewise.
13424 (gen_entry_point_die): Likewise.
13425 (gen_enumeration_type_die): Likewise.
13426 (gen_formal_parameter_die): Likewise.
13427 (gen_subprogram_die): Likewise.
13428 (gen_variable_die ): Likewise.
13429 (gen_const_die): Likewise.
13430 (gen_field_die): Likewise.
13431 (gen_pointer_type_die): Likewise.
13432 (gen_reference_type_die): Likewise.
13433 (gen_ptr_to_mbr_type_die): Likewise.
13434 (gen_inheritance_die): Likewise.
13435 (gen_subroutine_type_die): Likewise.
13436 (gen_typedef_die): Likewise.
13437 (force_type_die): Adjust call to modified_type_die.
13439 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
13441 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
13442 flow throughout the file. Fix broken link to Objective-C 2.0
13444 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
13447 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
13449 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
13451 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
13454 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
13455 (maybe_record_node): Record cxa_pure_virtual as the only possible
13456 target if there are not ohter candidates.
13457 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
13459 2016-01-19 Richard Biener <rguenther@suse.de>
13461 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
13462 (get_memory_order): Likewise.
13464 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
13466 * tree-vect-stmts.c (vectorizable_store): Check
13469 2016-01-19 David Malcolm <dmalcolm@redhat.com>
13472 * gcc.c (driver::decode_argv): Add call to
13473 init_opts_obstack before init_options_struct.
13474 * opts.c (init_opts_obstack): Remove idempotency.
13475 (init_options_struct): Replace call to init_opts_obstack
13476 with a gcc_assert to verify that it has already been called.
13477 * toplev.c (toplev::main): Add call to init_opts_obstack before
13478 calls to init_options_struct.
13479 (toplev::finalize): Move cleanup of opts_obstack next to
13480 cleanup of save_decoded_options, clearing the latter, and
13481 save_decoded_options_count.
13483 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13486 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
13487 attribute to unconditional. Remove %? from output template.
13489 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
13490 Jiong Wang <jiong.wang@arm.com>
13492 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
13493 generated from different expand order.
13495 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
13497 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
13498 Add support for CCMP costing.
13500 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
13502 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
13503 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
13504 (fccmpe<mode>): Likewise.
13505 (fcmp): Rename to fcmp and globalize pattern.
13507 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
13508 (aarch64_gen_ccmp_next): Add FP support.
13510 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
13512 * target.def (gen_ccmp_first): Update documentation.
13513 (gen_ccmp_next): Likewise.
13514 * doc/tm.texi (gen_ccmp_first): Update documentation.
13515 (gen_ccmp_next): Likewise.
13516 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
13517 expand_ccmp_expr_1. Improve comments.
13518 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
13519 (ccmp_ior<mode>): Remove pattern.
13520 (cmp<mode>): Remove expand.
13521 (cmp): Globalize pattern.
13522 (cstorecc4): Use cc_register.
13523 (mov<mode>cc): Remove ccmp_cc_register check.
13524 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
13525 Simplify after removal of CC_DNE/* modes.
13526 (aarch64_ccmp_mode_to_code): Remove.
13527 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
13528 In 'k' case use integer as condition.
13529 (aarch64_nzcv_codes): Remove inverted cases.
13530 (aarch64_code_to_ccmode): Remove.
13531 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
13532 comparison with CC register to be used in folowing CCMP/branch/CSEL.
13533 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
13534 pattern. Return the comparison with CC register. Invert conditions
13535 when bitcode is OR.
13536 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
13537 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
13539 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
13541 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
13542 instrumented_version.
13544 2016-01-19 Richard Biener <rguenther@suse.de>
13546 PR tree-optimization/69336
13547 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
13548 handled components with get_ref_base_and_extent.
13549 (equal_mem_array_ref_p): Adjust.
13551 2016-01-19 Jakub Jelinek <jakub@redhat.com>
13554 * shrink-wrap.c: Include valtrack.h.
13555 (move_insn_for_shrink_wrap): Add DEBUG argument. If
13556 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
13557 in between insn and where it will be moved to. Call
13558 dead_debug_insert_temp.
13559 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
13560 first and dead_debug_local_finish at the end.
13561 For uses and defs bitmap, handle all regs in between REGNO and
13562 END_REGNO, not just the first one.
13564 2016-01-19 Richard Biener <rguenther@suse.de>
13566 PR tree-optimization/69352
13567 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
13568 (equal_mem_array_ref_p): Constrain size and max size properly.
13569 Compare the reverse flag.
13571 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
13573 * ira.c (ira): Update regstat data if we deleted insns.
13575 2016-01-19 Jakub Jelinek <jakub@redhat.com>
13577 PR rtl-optimization/68955
13578 PR rtl-optimization/64557
13579 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
13580 here. Fix up formatting.
13581 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
13583 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
13586 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
13587 assume that the node has body.
13588 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
13591 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
13593 * lto-streamer-out.c (lto_output): Do not stream instrumentation
13596 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
13598 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
13599 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
13601 2016-01-19 Martin Jambor <mjambor@suse.cz>
13602 Martin Liska <mliska@suse.cz>
13603 Michael Matz <matz@suse.de>
13605 * Makefile.in (OBJS): Add new source files.
13606 (GTFILES): Add hsa.c.
13607 * common.opt (disable_hsa): New variable.
13608 (-Whsa): New warning.
13609 * config.in (ENABLE_HSA): New.
13610 * configure.ac: Treat hsa differently from other accelerators.
13611 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
13612 $enable_offloading.
13613 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
13614 * doc/install.texi (Configuration): Document --with-hsa-runtime,
13615 --with-hsa-runtime-include, --with-hsa-runtime-lib and
13616 --with-hsa-kmt-lib.
13617 * doc/invoke.texi (-Whsa): Document.
13618 (hsa-gen-debug-stores): Likewise.
13619 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
13620 to invoke offload compiler for hsa acclerator.
13621 * opts.c (common_handle_option): Determine whether HSA offloading
13622 should be performed.
13623 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
13624 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
13625 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
13626 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
13627 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
13628 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
13629 GF_OMP_FOR_KIND_GRID_LOOP.
13630 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
13631 (pp_gimple_stmt_1): Likewise.
13632 * gimple-walk.c (walk_gimple_stmt): Likewise.
13633 * gimple.c (gimple_build_omp_grid_body): New function.
13634 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
13635 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
13636 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
13637 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
13638 GF_OMP_TEAMS_GRID_PHONY.
13639 (gimple_statement_omp_single_layout): Updated comments.
13640 (gimple_build_omp_grid_body): New function.
13641 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
13642 (gimple_omp_for_grid_phony): New function.
13643 (gimple_omp_for_set_grid_phony): Likewise.
13644 (gimple_omp_parallel_grid_phony): Likewise.
13645 (gimple_omp_parallel_set_grid_phony): Likewise.
13646 (gimple_omp_teams_grid_phony): Likewise.
13647 (gimple_omp_teams_set_grid_phony): Likewise.
13648 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
13649 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
13650 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
13651 (BUILT_IN_GOMP_TARGET): Updated type.
13652 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
13653 (adjust_for_condition): New function.
13654 (get_omp_for_step_from_incr): Likewise.
13655 (extract_omp_for_data): Moved parts to adjust_for_condition and
13656 get_omp_for_step_from_incr.
13657 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
13658 (fixup_child_record_type): Bail out if receiver_decl is NULL.
13659 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
13660 (scan_omp_parallel): Do not create child functions for phony
13662 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
13663 (scan_omp_1_op): Checking assert we are not remapping to
13664 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
13665 (parallel_needs_hsa_kernel_p): New function.
13666 (expand_parallel_call): Register apprpriate parallel child
13667 functions as HSA kernels.
13668 (grid_launch_attributes_trees): New type.
13669 (grid_attr_trees): New variable.
13670 (grid_create_kernel_launch_attr_types): New function.
13671 (grid_insert_store_range_dim): Likewise.
13672 (grid_get_kernel_launch_attributes): Likewise.
13673 (get_target_argument_identifier_1): Likewise.
13674 (get_target_argument_identifier): Likewise.
13675 (get_target_argument_value): Likewise.
13676 (push_target_argument_according_to_value): Likewise.
13677 (get_target_arguments): Likewise.
13678 (expand_omp_target): Call get_target_arguments instead of looking
13679 up for teams and thread limit.
13680 (grid_expand_omp_for_loop): New function.
13681 (grid_arg_decl_map): New type.
13682 (grid_remap_kernel_arg_accesses): New function.
13683 (grid_expand_target_kernel_body): New function.
13684 (expand_omp): Call it.
13685 (lower_omp_for): Do not emit phony constructs.
13686 (lower_omp_taskreg): Do not emit phony constructs but create for them
13687 a temporary variable receiver_decl.
13688 (lower_omp_taskreg): Do not emit phony constructs.
13689 (lower_omp_teams): Likewise.
13690 (lower_omp_grid_body): New function.
13691 (lower_omp_1): Call it.
13692 (grid_reg_assignment_to_local_var_p): New function.
13693 (grid_seq_only_contains_local_assignments): Likewise.
13694 (grid_find_single_omp_among_assignments_1): Likewise.
13695 (grid_find_single_omp_among_assignments): Likewise.
13696 (grid_find_ungridifiable_statement): Likewise.
13697 (grid_target_follows_gridifiable_pattern): Likewise.
13698 (grid_remap_prebody_decls): Likewise.
13699 (grid_copy_leading_local_assignments): Likewise.
13700 (grid_process_kernel_body_copy): Likewise.
13701 (grid_attempt_target_gridification): Likewise.
13702 (grid_gridify_all_targets_stmt): Likewise.
13703 (grid_gridify_all_targets): Likewise.
13704 (execute_lower_omp): Call grid_gridify_all_targets.
13705 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
13706 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
13707 (tree_omp_clause): Added union field dimension.
13708 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
13709 * tree.c (omp_clause_num_ops): Added number of arguments of
13710 OMP_CLAUSE__GRIDDIM_.
13711 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
13712 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
13713 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
13714 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
13715 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
13716 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
13717 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
13718 * tree-pass.h (make_pass_gen_hsail): Declare.
13719 (make_pass_ipa_hsa): Likewise.
13720 * ipa-hsa.c: New file.
13721 * lto-section-in.c (lto_section_name): Add hsa section name.
13722 * lto-streamer.h (lto_section_type): Add hsa section.
13723 * timevar.def (TV_IPA_HSA): New.
13724 * hsa-brig-format.h: New file.
13725 * hsa-brig.c: New file.
13726 * hsa-dump.c: Likewise.
13727 * hsa-gen.c: Likewise.
13730 * toplev.c (compile_file): Call hsa_output_brig.
13731 * hsa-regalloc.c: New file.
13733 2016-01-18 Jeff Law <law@redhat.com>
13735 PR tree-optimization/69320
13736 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
13737 ranged object, do nothing if the RHS constant is not [0..1].
13738 (optimize_stmt): Comparing a boolean ranged object against a
13739 constant outside [0..1] results in a compile-time constant.
13741 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
13744 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
13746 * doc/invoke.texi (Invoking GCC): Add new section to menu.
13747 (Option Summary): Update to reflect new section and moved options.
13748 (C++ Dialect Options): Move -fstats to new section.
13749 (Debugging Options): Move all dump, statistics, and other GCC
13750 developer options to new section. Rewrite section introduction
13751 and re-order remaining options to put the more basic ones first.
13752 (Optimization Options): Move -fira-verbose and -flto-report* to
13754 (Developer Options): New section incorporating moved options.
13755 * doc/cppopts.texi (-dM): Update cross-reference.
13757 2016-01-18 Richard Henderson <rth@redhat.com>
13760 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
13761 operands to pseudo only if CSE is expected. Split long immediate
13762 operands only after reload, and for the stack pointer.
13763 (*add<GPI>3_pluslong): Remove.
13764 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
13765 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
13766 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
13767 (*add<GPI>3 peepholes): New.
13768 (*add<GPI>3 splitters): New.
13769 * config/aarch64/constraints.md (Upl): New.
13770 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
13772 2016-01-18 Richard Biener <rguenther@suse.de>
13774 PR tree-optimization/69297
13775 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
13777 (vect_bb_vectorization_profitable_p): Clear visited flag again.
13779 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
13781 PR middle-end/68542
13782 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
13783 of mixind vector and scalar types.
13784 (fold_relational_const): Add handling of vector
13785 comparison with boolean result.
13786 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
13787 comparison of vector operands with boolean result for EQ/NE only.
13788 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
13789 (verify_gimple_cond): Likewise.
13790 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
13793 2016-01-18 Joseph Myers <joseph@codesourcery.com>
13795 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
13798 2016-01-18 Richard Biener <rguenther@suse.de>
13800 PR middle-end/69308
13801 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
13803 2016-01-18 Tom de Vries <tom@codesourcery.com>
13805 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
13807 2016-01-18 Tom de Vries <tom@codesourcery.com>
13809 * omp-low.c (set_oacc_fn_attrib): Make extern.
13810 * omp-low.h (set_oacc_fn_attrib): Declare.
13811 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
13812 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
13813 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
13814 Add and handle function parameter oacc_kernels_p.
13815 (find_reduc_addr, get_omp_data_i_param): New function.
13816 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
13817 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
13818 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
13819 Calculate dominance info. Skip loops that are not in a kernels region
13820 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
13821 (pass_parallelize_loops::execute): Call parallelize_loops with
13822 oacc_kernels_p argument.
13823 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
13824 New member function.
13825 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
13826 * passes.def: Add argument to pass_parallelize_loops instantation.
13828 2016-01-18 Tom de Vries <tom@codesourcery.com>
13830 * tree-parloops.c (pass_parallelize_loops::execute): Allow
13831 pass_parallelize_loops to be run outside the loop pipeline.
13833 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
13835 * tree-scalar-evolution.c (follow_copies_to_constant): New.
13836 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
13838 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
13841 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
13842 using get_ref_base_and_extent.
13843 (equal_mem_array_ref_p): New.
13844 (hashable_expr_equal_p): Add call to previous.
13846 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
13849 * tree-sra.c (disqualified_constants, constant_decl_p): New.
13850 (sra_initialize): Allocate disqualified_constants.
13851 (sra_deinitialize): Free disqualified_constants.
13852 (disqualify_candidate): Update disqualified_constants when appropriate.
13853 (create_access): Scan for constant-pool entries as we go along.
13854 (scalarizable_type_p): Add check against type_contains_placeholder_p.
13855 (maybe_add_sra_candidate): Allow constant-pool entries.
13856 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
13857 (initialize_constant_pool_replacements): New.
13858 (sra_modify_assign): Avoid mangling assignments created by previous,
13859 and don't generate writes into constant pool.
13860 (sra_modify_function_body): Call initialize_constant_pool_replacements.
13862 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
13864 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
13865 andnot instruction.
13866 (scalar_chain::convert_op): Likewise.
13867 * config/i386/i386.md (*andndi3_doubleword): New.
13869 2016-01-18 Richard Biener <rguenther@suse.de>
13871 PR tree-optimization/69170
13872 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
13873 building a vector from scalar results of a pattern stmt.
13875 2016-01-18 Jakub Jelinek <jakub@redhat.com>
13877 * haifa-sched.c (autopref_multipass_init): Work around
13878 -Wmaybe-uninitialized warning.
13880 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
13882 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
13883 against the constant 0.
13885 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13887 PR tree-optimization/68799
13888 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
13889 look up phi candidates in the statement-candidate map.
13890 (phi_add_costs): Likewise.
13891 (record_phi_increments): Likewise.
13892 (phi_incr_cost): Likewise.
13893 (ncd_with_phi): Likewise.
13894 (all_phi_incrs_profitable): Likewise.
13896 2016-01-17 Jakub Jelinek <jakub@redhat.com>
13898 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
13899 -Wmaybe-uninitialized warning.
13901 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
13903 * doc/invoke.texi (Invoking GCC): Add new section to menu.
13904 (Option Summary): Update to reflect new section and moved options.
13905 (C++ Dialect Options): Move -fvtable-verify and related options.
13906 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
13907 and profiling-related options.
13908 (Optimization Options): Move profile generation options and
13909 -fstack-protector and related options.
13910 (Instrumentation Options): New section incorporating moved options.
13911 (Code Generation Options): Move -finstrument-functions and
13912 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
13914 2016-01-16 Tom de Vries <tom@codesourcery.com>
13916 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
13918 2016-01-16 Tom de Vries <tom@codesourcery.com>
13920 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
13922 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
13924 * hash-table.h (hash_table::empty): Turn into an inline wrapper
13925 that checks whether the table is already empty. Rename the
13926 original implementation to...
13927 (hash_table::empty_slot): ...this new private function.
13929 2016-01-15 David Malcolm <dmalcolm@redhat.com>
13931 PR diagnostic/68899
13932 * diagnostic-show-locus.c (layout::print_source_line): Move x
13933 offset of line until after call to
13934 get_line_width_without_trailing_whitespace.
13936 2016-01-15 Jeff Law <law@redhat.com>
13938 PR tree-optimization/69270
13939 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
13940 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
13941 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
13942 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
13943 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
13944 ssa_name_has_boolean_range and constant_boolean_node.
13946 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
13948 PR rtl-optimization/69030
13949 * lra-spills.c (remove_pseudos): Check nrefs and make the function
13951 (spill_pseudos): Delete debug insn for dead pseudo.
13952 (lra_spill): Initiate spill_hard_reg and slots memory separately.
13954 2016-01-15 Jiong Wang <jiong.wang@arm.com>
13956 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
13958 (TYPES_UNOPUS): Likewise.
13959 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
13960 builtin type, from UNOP to UNOPUS.
13961 (lbtruncuv4sf): Likewise.
13962 (lbtruncuv2df): Likewise.
13963 (lrounduv2sf): Likewise.
13964 (lrounduv4sf): Likewise.
13965 (lrounduv2df): Likewise.
13966 (lroundusf): Likewise.
13967 (lroundusf): Likewise.
13968 (lceiluv2sf): Likewise.
13969 (lceiluv4sf): Likewise.
13970 (lceiluv2df): Likewise.
13971 (lceilusf): Likewise.
13972 (lceiludf): Likewise.
13973 (lflooruv2sf): Likewise.
13974 (lflooruv4sf): Likewise.
13975 (lflooruv2df): Likewise.
13976 (lfloorusf): Likewise.
13977 (lfloorudf): Likewise.
13978 (lfrintnuv2sf): Likewise.
13979 (lfrintnuv4sf): Likewise.
13980 (lfrintnuv2df): Likewise.
13981 (lfrintnusf): Likewise.
13982 (lfrintnudf): Likewise.
13983 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
13985 (vcvtq_u32_f32): Likewise.
13986 (vcvtq_u64_f64): Likewise.
13987 (vcvta_u32_f32): Likewise.
13988 (vcvtaq_u32_f32): Likewise.
13989 (vcvtaq_u64_f64): Likewise.
13990 (vcvtm_u32_f32): Likewise.
13991 (vcvtmq_u32_f32): Likewise.
13992 (vcvtmq_u64_f64): Likewise.
13993 (vcvtn_u32_f32): Likwise.
13994 (vcvtnq_u32_f32): Likewise.
13995 (vcvtnq_u64_f64): Likewise.
13996 (vcvtp_u32_f32): Likewise.
13997 (vcvtpq_u32_f32): Likewise.
13998 (vcvtpq_u64_f64): Likewise.
13999 (vcvtmd_u64_f64): Likewise.
14000 (vcvtms_u32_f32): Likewise.
14001 (vcvtad_u64_f64): Likewise.
14002 (vcvtas_u32_f32): Likewise.
14003 (vcvtnd_u64_f64): Likewise.
14004 (vcvtns_u32_f32): Likewise.
14005 (vcvtpd_u64_f64): Likewise.
14006 (vcvtps_u32_f32): Likewise.
14008 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14010 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
14011 CSEL of zero_extended registers.
14013 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14015 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
14016 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
14018 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14020 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
14021 false when argument string is not found in the attributes table
14024 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
14027 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
14028 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
14029 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
14030 precision estimate.
14032 2016-01-15 Richard Biener <rguenther@suse.de>
14034 PR tree-optimization/66856
14035 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
14036 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
14037 (vect_create_new_slp_node): Increment stmt reference count.
14038 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
14039 an SLP tree before swapping operands.
14040 (vect_build_slp_tree): Likewise.
14041 (destroy_bb_vec_info): Free stmt info after SLP instances.
14042 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
14043 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
14044 (STMT_VINFO_NUM_SLP_USES): New macro.
14046 2016-01-15 Richard Biener <rguenther@suse.de>
14049 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
14050 (add_linkage_name): ... here.
14051 (gen_typedef_die): Use add_linkage_name_raw instead of
14052 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
14055 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
14057 * gimplify.c (oacc_default_clause): Decode reference and pointer
14058 types for both kernels and parallel regions.
14060 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
14062 PR middle-end/69246
14063 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
14065 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
14067 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
14068 (convert_scalars_to_vector): Likewise.
14070 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
14072 * doc/extend.texi (Type Traits): Fix grammar.
14074 2016-01-15 Martin Jambor <mjambor@suse.cz>
14076 * tree-inline.c (remap_decl): Use existing dclarations if
14077 remapping a type and prevent_decl_creation_for_types.
14078 (replace_locals_stmt): Do an initial remapping of non-VLA typed
14079 decls first. Do real remapping with
14080 prevent_decl_creation_for_types set.
14081 * tree-inline.h (copy_body_data): New field
14082 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
14085 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
14087 * config/s390/s390.opt (mmvcle): More verbose help text.
14089 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
14091 * config/s390/s390.opt: Add period to -mzvector option text.
14093 2016-01-15 Richard Biener <rguenther@suse.de>
14095 PR tree-optimization/68961
14096 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
14097 of invariants in stores again.
14099 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
14101 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
14103 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
14105 * config/i386/i386.c (ix86_expand_branch): Don't split
14106 DI mode xor instruction to SI mode.
14108 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
14111 * ipa-icf.c (sem_function::merge): Virtual functions may become
14112 reachable even if they address is not taken and there are no
14115 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
14117 * lto-streamer-out.c (subtract_estimated_size): New function.
14118 (get_symbol_initial_value): Use it.
14120 2016-01-15 Christian Bruel <christian.bruel@st.com>
14123 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
14124 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
14125 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
14126 use add_builtin_function_ext_scope instead of add_builtin_function.
14127 (neon_set_p, neon_crypto_set_p): Remove.
14128 (arm_init_builtins): Always call arm_init_neon_builtins and
14129 arm_init_crypto_builtins.
14130 (arm_expand_builtin): Check that builtins are allowed for the arch.
14131 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
14132 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
14133 arm_init_neon_builtins call.
14135 2016-01-15 Richard Biener <rguenther@suse.de>
14137 PR tree-optimization/69117
14138 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
14139 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
14140 of the leader conservatively.
14141 (free_scc_vn): Restore original SSA name infos.
14143 2016-01-14 Jeff Law <law@redhat.com>
14145 PR tree-optimization/69270
14146 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
14147 single bit of precision, verify it's also unsigned.
14148 (record_edge_info): Use constant_boolean_node rather than fold_convert
14149 to convert boolean_true/boolean_false to the right type.
14151 2016-01-14 Richard Henderson <rth@redhat.com>
14154 * loop-doloop.c (record_reg_sets): New.
14155 (doloop_optimize): Reject the transform if the sequence
14156 clobbers registers live at the end of the loop block.
14157 (doloop_optimize_loops): Enable df_live if needed.
14159 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
14161 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
14162 * config/rs6000/rs6000.c: Likewise.
14163 * config/rs6000/rs6000.h: Likewise.
14164 * config/rs6000/rs6000.md: Likewise.
14165 * doc/extend.texi: Likewsie.
14167 2016-01-14 Jeff Law <law@redhat.com>
14169 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
14172 2016-01-14 Richard Henderson <rth@redhat.com>
14176 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
14177 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
14178 instead of builtin_decl_declared_p to test for declaration.
14180 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
14182 * doc/loop.texi (Loop Analysis and Representation): Document
14183 loop_depth function.
14185 2016-01-14 Tom de Vries <tom@codesourcery.com>
14187 PR tree-optimization/68773
14188 * omp-low.c (expand_omp_target): Don't set force_output.
14189 * varpool.c (varpool_node::get_create): Same.
14190 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
14191 offload_funcs with force_output.
14193 2016-01-14 Jakub Jelinek <jakub@redhat.com>
14196 * lra-eliminations.c (move_plus_up): Don't change anything if either
14197 the outer or inner subreg mode is not MODE_INT.
14198 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
14199 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
14201 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
14203 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
14204 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
14205 reduc_uplus_@var{m}): Remove.
14206 * expr.c (expand_expr_real_2): Remove expansion path for
14207 reduc_[us](min|max|plus) optabs.
14208 * optabs-tree.c (scalar_reduc_to_vector): Remove.
14209 * optabs-tree.h (scalar_reduc_to_vector): Remove.
14210 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
14211 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
14212 * tree-vect-loop.c (vectorizable_reduction): Remove test for
14213 reduc_[us](min|max|plus) optabs.
14215 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
14217 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
14218 (reduc_plus_scal_v2sf): New.
14219 (reduc_smax_v2sf): Rename to...
14220 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
14221 (reduc_smin_v2sf): Rename to...
14222 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
14224 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
14226 * alias.c (compare_base_symbol_refs): New function.
14227 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
14230 2016-01-14 Jakub Jelinek <jakub@redhat.com>
14232 PR middle-end/68146
14233 PR tree-optimization/69155
14234 * tree-complex.c: Include cfganal.h.
14235 (phis_to_revisit): New variable.
14236 (extract_component): Add phiarg_p argument. Assert that returned
14237 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
14238 (update_phi_components): Partly rewrite to use loop over real/imag
14239 components instead of code duplication. If extract_component returns
14240 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
14241 create_tmp_reg into the PHI node instead, and mention the phi triplet
14242 in phis_to_revisit.
14243 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
14244 in phis_to_revisit at the end.
14246 2016-01-14 Richard Biener <rguenther@suse.de>
14248 PR tree-optimization/68060
14249 * tree-vect-loop.c (vect_is_simple_reduction): Check the
14250 outer loop reduction is only used in the inner loop before
14251 detecting a double reduction.
14253 2016-01-14 Jakub Jelinek <jakub@redhat.com>
14256 * combine.c (expand_field_assignment): Punt if compute_mode is
14257 unsupported scalar mode.
14259 2016-01-14 Richard Biener <rguenther@suse.de>
14261 PR tree-optimization/66856
14262 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
14263 SLP node only if it built successfully.
14264 (vect_analyze_slp_instance): Adjust.
14266 2016-01-14 Jeff Law <law@redhat.com>
14268 PR tree-optimization/69270
14269 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
14270 (record_edge_info): Use it. Convert boolean_{true,false}_node
14271 to the type of op0.
14273 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
14276 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
14277 use block_ultimate_origin
14278 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
14280 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
14282 * doc/invoke.texi (Submodel Options): Rename section to
14283 "Machine-Dependent Options" to better reflect its content.
14284 Rewrite introductory text to remove archaic CPU names.
14287 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
14289 * doc/invoke.texi (Code Gen Options): Move section up in file,
14290 before target-specific options. Update menu and option summary
14291 to reflect the new section ordering.
14293 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
14295 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
14296 (C++ Dialect Options): Add cross-reference to -std option.
14297 * doc/standards.texi (C++ Language): Document C++14 support.
14299 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
14301 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
14302 for pack/unpack functions for __ibm128.
14303 (PACK_IF): Likewise.
14304 (UNPACK_IF): Likewise.
14306 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
14307 support for __ibm128 pack/unpack functions.
14308 (rs6000_invalid_builtin): Likewise.
14309 (rs6000_init_builtins): Likewise.
14310 (rs6000_opt_masks): Likewise.
14312 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
14313 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
14315 (RS6000_BTM_COMMON): Likewise.
14317 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
14318 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
14319 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
14320 128-bit floating point. Add support for the double values to be
14321 in Altivec registers for TF/IF packing and unpacking, but restrict
14322 TD packing sub-fields to be FPR registers. Don't allow overlapped
14323 register support for packing. Allow pack inputs to be memory
14324 locations. Don't build generator functions for unpack<mode>_dm
14325 and unpack<mode>_nodm.
14326 (unpack<mode>_dm): Likewise.
14327 (unpack<mode>_nodm): Likewise.
14328 (pack<mode>): Likewise.
14330 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
14331 built-in functions to pack/unpack explicit __ibm128 values.
14332 (__builtin_unpack_ibm128): Likewise.
14334 * doc/extend.texi (PowerPC Built-in Functions): Document
14335 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
14337 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
14340 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
14341 Add new arg loc and pass it down as context.
14342 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
14343 to the location to use for the warning.
14344 (check_function_arguments): New arg loc. All callers changed. Pass
14345 it to check_function_nonnull.
14346 * c-common.h (check_function_arguments): Adjust declaration.
14348 2016-01-13 Jakub Jelinek <jakub@redhat.com>
14350 PR tree-optimization/69156
14351 * gimple.c (validate_type): Removed.
14352 (gimple_builtin_call_types_compatible_p): Use
14353 useless_type_conversion_p instead of validate_type.
14354 * value-prof.c (gimple_stringop_fixed_value): Fold
14355 icall_size to correct type.
14357 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
14359 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
14362 2016-01-13 Richard Henderson <rth@redhat.com>
14365 * target.def (builtin_tm_load, builtin_tm_store): Remove.
14366 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
14367 (ix86_builtin_tm_store): Remove.
14368 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
14369 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
14370 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
14371 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
14372 * doc/tm.texi: Rebuild.
14374 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
14375 (BUILT_IN_TM_MEMCPY_RTWN): New.
14376 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
14377 fallback from vector to integer helpers.
14378 (build_tm_load): Handle vector types directly, instead of
14380 (build_tm_store): Likewise.
14381 (expand_assign_tm): Prepare for register types not handled by
14382 the above. Copy them to memory and use memcpy.
14383 * tree.c (tm_define_builtin): New.
14384 (find_tm_vector_type): New.
14385 (build_tm_vector_builtins): New.
14386 (build_common_builtin_nodes): Call it.
14388 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
14390 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
14391 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
14393 2016-01-13 Tom de Vries <tom@codesourcery.com>
14395 PR tree-optimization/69169
14396 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
14397 handled_struct_type param.
14398 (create_variable_info_for, intra_create_variable_infos): Call
14399 create_variable_info_for_1 with extra arg.
14401 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
14403 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
14404 and "armv8.1-a+crc" entries.
14406 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
14409 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
14410 Change first operand predicate from register_or_constm1_operand
14411 to register_operand.
14412 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
14413 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
14414 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
14415 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
14416 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
14417 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
14418 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
14419 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
14420 comparison with constm1_rtx from vec_prefetch_gen part.
14422 2016-01-13 Richard Biener <rguenther@suse.de>
14424 PR tree-optimization/69013
14425 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
14426 Exchange assert for a test.
14428 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14431 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
14433 2016-01-13 Richard Biener <rguenther@suse.de>
14435 PR tree-optimization/69242
14436 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
14437 assert with a check.
14439 2016-01-13 Richard Biener <rguenther@suse.de>
14441 PR tree-optimization/69186
14442 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
14443 Properly guard vect_update_misalignment_for_peel call.
14445 2016-01-12 Jeff Law <law@redhat.com>
14447 PR tree-optimization/pr67755
14448 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
14449 "need_profile_correction".
14450 (thread_block_1): Initialize new field to false by default. If we
14451 have multiple thread paths through a common joiner to different
14452 final targets, then set new field to true.
14453 (compute_path_counts): Only do count adjustment when it's really
14456 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
14458 * doc/invoke.texi (Spec Files): Move section down in file, past
14459 all command-line option descriptions.
14461 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14463 PR middle-end/54809
14464 * doc/gty.texi: Remove documentation of mark_hook.
14465 * gengtype.c (struct write_types_data): Remove code to support
14466 mark_hook attribute.
14467 (walk_type): Likewise.
14468 (write_func_for_structure): Likewise.
14470 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
14472 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
14473 Directory Options, and -specs= to Overall Options.
14474 (Overall Options): Adjust similarly. Reorder to group related
14475 options together. Make -specs= cross-reference the spec file details.
14476 (Directory Options): Adjust similarly.
14478 2016-01-12 Jeff Law <law@redhat.com>
14480 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
14482 2016-01-12 Olivier Hainque <hainque@adacore.com>
14484 * gcc.c (spec_undefvar_allowed): New global.
14485 (process_command): Set to true when running for --version or --help,
14487 (getenv_spec_function): When the variable is not defined, use the
14488 variable name as the variable value if we're allowed not to issue
14491 2016-01-12 Bin Cheng <bin.cheng@arm.com>
14493 PR tree-optimization/68911
14494 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
14495 information computed for expression "init + nit * step".
14497 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
14499 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
14500 about name of GCC executable. Remove deleted node from menu.
14501 (Directory Options) <-B>: Remove cross-reference to deleted node.
14502 (Target Options): Delete section.
14504 2016-01-12 Christian Bruel <christian.bruel@st.com>
14507 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
14508 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
14510 2016-01-12 Jakub Jelinek <jakub@redhat.com>
14513 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
14514 aligned_mem is properly set for AVX512-VL floating point masked
14518 * ifcvt.c (cond_exec_process_if_block): When removing the last
14519 insn from then_bb, remove also any possible barriers that follow it.
14521 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
14525 * config/i386/iamcu.h (SIZE_TYPE): New macro.
14526 (PTRDIFF_TYPE): Likewise.
14527 (WCHAR_TYPE): Likewise.
14528 (WCHAR_TYPE_SIZE): Likewise.
14529 (STDINT_LONG32): Likewise.
14531 2016-01-12 Richard Biener <rguenther@suse.de>
14533 PR tree-optimization/69053
14534 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
14535 convert initial value for cond reductions.
14537 2016-01-12 Richard Biener <rguenther@suse.de>
14539 PR tree-optimization/69007
14540 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
14541 widen_sum after dot_prod and sad.
14543 2016-01-12 Richard Biener <rguenther@suse.de>
14545 PR tree-optimization/69168
14546 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
14547 pattern stmt SLP type.
14548 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
14549 end up unused so cope with that case.
14551 2016-01-12 Richard Biener <rguenther@suse.de>
14553 PR tree-optimization/69157
14554 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
14555 stmts def type only during analyze phase.
14556 (vectorizable_call): Likewise.
14557 (vectorizable_simd_clone_call): Likewise.
14558 (vectorizable_conversion): Likewise.
14559 (vectorizable_assignment): Likewise.
14560 (vectorizable_shift): Likewise.
14561 (vectorizable_operation): Likewise.
14562 (vectorizable_store): Likewise.
14563 (vectorizable_load): Likewise.
14565 2016-01-12 Richard Biener <rguenther@suse.de>
14567 PR tree-optimization/69174
14568 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
14570 (vectorizable_load): Properly compute the number of loads needed
14571 for permuted strided SLP loads and do not spuriously assign
14572 to SLP_TREE_VEC_STMTS.
14574 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
14576 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
14577 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
14578 (MD_EXEC_PREFIX): Remove.
14579 (MD_STARTFILE_PREFIX) Removee.
14580 (FILE_NAME_ABSOLUTE_P): Remove.
14581 (CPP_SPEC): Do not read macros from sys/version.h.
14582 (LINK_COMMAND_SPEC): Remove.
14583 (LOCAL_INCLUDE_DIR): Remove.
14584 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
14585 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
14586 (POST_LINK_SPEC): Define to invoke stubify after linker
14587 (LIBSTDCXX): Remove define
14588 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
14589 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
14590 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
14591 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
14592 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
14593 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
14594 (i386_djgpp_asm_named_section): Add propotype of new procedure
14596 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
14597 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
14598 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
14599 in config/i386/djgpp.h).
14600 (STANDARD_STARTFILE_PREFIX_2): Define identical to
14601 STANDARD_STARTFILE_PREFIX_1.
14602 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
14603 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
14604 installation errors.
14605 (MAX_OFILE_ALIGNMENT): Define to 128.
14606 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
14608 * config/i386/djgpp.c: New file. Add implementation of
14609 i386_djgpp_asm_named_section.
14611 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
14613 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
14614 Add rule for building djgpp.o.
14616 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
14618 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
14619 (rtx_is_swappable_p): Reductions are swappable.
14620 (insn_is_swappable_p): V2DF reductions are swappable.
14622 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
14624 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
14625 reloads for other unsupported memory operands.
14627 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
14628 Jim Wilson <jim.wilson@linaro.org>
14631 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
14632 copy_to_mode_reg instead of force_reg.
14634 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
14637 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
14638 TARGET_80387 is true.
14640 2016-01-11 Jakub Jelinek <jakub@redhat.com>
14643 * lra-eliminations.c (move_plus_up): Only move plus up
14644 if subreg of the constant can be simplified into constant
14645 and use the simplified subreg of the constant instead of
14646 the original constant.
14648 * fold-const.c (fold_convertible_p): Don't return true
14649 for conversion of VECTOR_TYPE to same sized integral type.
14650 (fold_convert_loc): Fix up formatting. Fold conversion of
14651 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
14652 instead of NOP_EXPR.
14654 PR tree-optimization/69214
14655 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
14656 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
14659 PR tree-optimization/69207
14660 * tree-vect-slp.c (vect_get_constant_vectors): For
14661 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
14662 fold_convertible_p to vector_type's element type, and always
14663 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
14665 2016-01-11 Richard Biener <rguenther@suse.de>
14667 PR tree-optimization/69173
14668 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
14669 fixup the cycle if all stmts are in a pattern.
14671 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
14673 PR middle-end/68999
14674 * alias.c (base_alias_check): Move check for addresses with
14675 alignment ANDs before the call for compare_base_decls.
14676 (memrefs_conflict_p): Return -1 for different decls
14677 that went through alignment adjustments.
14679 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14681 PR rtl-optimization/68796
14682 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
14683 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
14684 and QImode comparisons against zero with CC_NZmode.
14685 * config/aarch64/iterators.md (short_mask): New mode_attr.
14687 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
14689 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
14690 (<avx512>_store<mode>_mask): Likewise.
14692 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
14693 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14695 PR rtl-optimization/68841
14696 * ifcvt.c (struct noce_if_info): Add orig_x field.
14697 (bbs_ok_for_cmove_arith): Add to_rename parameter.
14698 Don't record conflicts on to_rename if it's present.
14699 Allow memory destinations in sets.
14700 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
14701 blocks, passing orig_x to the checks.
14702 (noce_process_if_block): Set if_info->orig_x appropriately.
14704 2016-01-11 Tom de Vries <tom@codesourcery.com>
14706 PR tree-optimization/69069
14707 * tree-parloops.c (create_parallel_loop): Add missing phi args.
14709 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
14711 PR rtl-optimization/68920
14712 * config/i386/i386.c (ix86_option_override_internal): Restrict number
14713 of conditional moves for RTL if-conversion to 1 for
14714 TARGET_ONE_IF_CONV_INSN.
14715 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
14716 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
14717 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
14718 parameter to restirct number of conditional moves for
14720 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
14721 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
14724 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
14727 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
14728 onepart vars. Fix typo in comment. Fix reversed condition in
14730 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
14733 * var-tracking.c (dump_onepart_variable_differences): New.
14734 (dataflow_set_different): If a detailed dump is requested,
14735 delay early returns and dump differences between onepart
14736 variables present before and after, and added variables.
14738 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
14741 * expr.c (expand_expr_real_1): For boolean vector constants
14742 with a scalar mode use const_scalar_mask_from_tree.
14743 (const_scalar_mask_from_tree): New.
14744 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
14745 assigned to a mask type to handle constants.
14747 2016-01-11 Martin Jambor <mjambor@suse.cz>
14750 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
14751 useless parameters if we cannot change function signature.
14753 2016-01-11 Martin Jambor <mjambor@suse.cz>
14756 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
14759 2016-01-11 Tom de Vries <tom@codesourcery.com>
14761 PR tree-optimization/69109
14762 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
14765 2016-01-11 Tom de Vries <tom@codesourcery.com>
14767 PR tree-optimization/69108
14768 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
14769 res is not used in a phi.
14771 2016-01-11 Yury Gribov <y.gribov@samsung.com>
14774 * common.opt (frandom-seed): Fix parameter name.
14775 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
14777 2016-01-11 Tom de Vries <tom@codesourcery.com>
14779 PR tree-optimization/69058
14780 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
14783 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
14785 * config/arc/arc.opt (mdiv-rem): Add period to the end.
14786 (mcode-density): Likewise.
14788 2016-01-10 Tom de Vries <tom@codesourcery.com>
14790 PR tree-optimization/69062
14791 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
14792 (parallelize_loops): Don't paralelize loop that has phi with address
14795 2016-01-10 Tom de Vries <tom@codesourcery.com>
14797 PR tree-optimization/69039
14798 * tree-parloops.c (try_create_reduction_list): Only allow single exit
14801 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
14803 PR middle-end/68743
14804 * match.pd: Require target has function_c99_misc before doing
14805 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
14807 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
14809 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
14811 * configure: Regenerate.
14813 2016-01-09 Jakub Jelinek <jakub@redhat.com>
14815 PR middle-end/50865
14816 PR tree-optimization/69097
14817 * fold-const.h (expr_not_equal_to): New prototype.
14818 * fold-const.c: Include stringpool.h and tree-ssanames.h.
14819 (expr_not_equal_to): New function.
14820 * match.pd (X % -Y is the same as X % Y): Don't optimize
14821 unless X is known not to be equal to minimum or Y is known
14822 not to be equal to -1.
14823 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
14824 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
14825 (simplify_stmt_using_ranges): Adjust caller.
14826 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
14827 substitute_and_fold.
14829 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
14831 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
14834 2016-01-08 Jakub Jelinek <jakub@redhat.com>
14836 PR tree-optimization/69167
14837 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
14838 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
14840 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
14842 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
14843 Richard Biener <rguenther@suse.de>
14845 PR tree-optimization/68707
14846 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
14847 instances that can be handled via vect_load_lanes.
14849 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
14851 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
14852 if we can't determine address equivalence.
14853 * alias.c (compare_base_decl): Update for changed return value of
14854 symtab_node::equal_address_to.
14856 2016-01-08 Jason Merrill <jason@redhat.com>
14860 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
14861 * expr.c (store_field): Not here.
14862 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
14863 call with TREE_ADDRESSABLE type.
14864 * tree-cfg.c (verify_gimple_call): Adjust.
14866 2016-01-08 Olivier Hainque <hainque@adacore.com>
14868 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
14871 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
14873 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
14874 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
14875 (reduc_smin_v2sf): Rename to...
14876 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
14877 (reduc_splus_v2sf): Rename to...
14878 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
14880 2016-01-08 Jakub Jelinek <jakub@redhat.com>
14882 PR tree-optimization/69162
14883 * gimplify.c (gimplify_va_arg_expr): Encode original type of
14884 valist argument in another argument.
14885 (gimplify_modify_expr): Adjust for the above change. Cleanup.
14886 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
14887 to determine the va_list type, build a MEM_REF instead of
14888 build_fold_indirect_ref.
14890 PR tree-optimization/69172
14891 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
14894 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
14896 PR tree-optimization/67781
14897 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
14898 and cmpnop in two steps: first the ones not accessed in original
14899 gimple expression in a endian independent way and then the ones not
14900 accessed in the final result in an endian-specific way.
14902 2016-01-08 Jakub Jelinek <jakub@redhat.com>
14904 PR tree-optimization/69083
14905 * tree-vect-slp.c (vect_get_constant_vectors): For
14906 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
14907 element type. If op is fold_convertible_p to vector_type's element
14908 type, use NOP_EXPR instead of VCE.
14910 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
14912 PR rtl-optimization/67778
14913 PR rtl-optimization/68634
14914 PR rtl-optimization/68909
14915 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
14916 block from the stack until done with it. Remove a superfluous
14917 bitmap set. Remove a superfluous bitmap test.
14919 2016-01-07 Martin Sebor <msebor@redhat.com>
14922 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
14923 constraint on the type of arguments.
14925 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
14927 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
14928 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
14929 unaligned_access on the gcc_options set.
14930 * config/arm/arm.c (arm_option_override_internal): Use
14931 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
14933 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
14936 * config/i386/i386.c (ix86_frame_pointer_required): Enable
14937 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
14939 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
14942 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
14945 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
14946 depending on frame_pointer_needed before remaining integer and SSE
14947 registers are saved.
14949 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
14952 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
14954 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
14957 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
14958 Use the "xBm" constraint.
14959 (float<sseintvecmodelower><mode>2<mask_name><round_name):
14961 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
14962 (sse_cvtsi2ssq<round_name>): Likewise.
14963 (sse_cvtss2si<round_name>): Likewise.
14964 (sse_cvtss2siq<round_name>): Likewise.
14965 (sse2_cvtsi2sdq<round_name>): Likewise.
14966 (sse2_cvtsd2si<round_name>): Likewise.
14967 (sse2_cvtsd2siq<round_name>): Likewise.
14968 * config/i386/subst.md (round_nimm_scalar_predicate): New
14971 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
14973 PR middle-end/67639
14974 * varasm.c (make_decl_rtl): Mark invalid register vars as
14977 PR rtl-optimization/66206
14978 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
14979 All callers changed.
14981 2016-01-07 Jakub Jelinek <jakub@redhat.com>
14983 PR tree-optimization/69141
14984 * tree-ssa-pre.c: Include langhooks.h.
14985 (eliminate_dom_walker::before_dom_children): Use
14986 lang_hooks.decl_printable_name instead of
14987 cgraph_node::get ()->name ().
14989 PR middle-end/68960
14990 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
14991 it and DECL_ALIGN too.
14993 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
14995 * config/mips/mips-ftypes.def: Sort to lexicographical order.
14997 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
15000 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
15001 depending on frame_pointer_needed before remaining integer and SSE
15002 registers are saved.
15004 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
15006 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
15007 mode iterator with VSX_M2.
15008 (*p9_vecstore_<mode>): Likewise.
15009 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
15010 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
15011 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
15012 (define_split for VSX_LE128 stores): Likewise.
15013 (define_peephole2 for TImode LE swaps): Likewise.
15014 (define_split for VSX_LE128 post-reload stores): Likewise.
15016 2016-01-06 Marek Polacek <polacek@redhat.com>
15019 * convert.c (convert_to_integer_1): Adjust call to
15020 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
15021 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
15022 EXPR instead of ARG.
15023 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
15025 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
15028 * doc/extend.texi (RL78 Variable Attributes): New section.
15030 2016-01-05 Marek Polacek <polacek@redhat.com>
15033 * builtins.c (get_memmodel): Use expansion point location rather than
15034 the input location. Call warning_at rather than warning.
15035 (expand_builtin_atomic_compare_exchange): Likewise.
15036 (expand_builtin_atomic_load): Likewise.
15037 (expand_builtin_atomic_store): Likewise.
15038 (expand_builtin_atomic_clear): Likewise.
15040 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
15043 * config/i386/i386.c (ix86_expand_vector_logical_operator):
15044 Replace nonimmediate_operand with vector_operand.
15045 * config/i386/predicates.md (vector_operand): New predicate.
15046 (general_vector_operand): Replace nonimmediate_operand with
15048 * config/i386/sse.md: Replace nonimmediate_operand with
15049 vector_operand and m constraint with Bm constraint on SSE
15050 patterns with 16-byte memory operand.
15051 * config/i386/subst.md (round_nimm_predicate): Replace
15052 nonimmediate_operand with vector_operand.
15053 (round_saeonly_nimm_predicate): Likewise.
15054 (round_saeonly_nimm_scalar_predicate): New.
15056 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
15059 * config/i386/constraints.md (Bm): New constraint.
15060 * config/i386/predicates.md (vector_memory_operand): New
15062 * config/i386/sse.md: Replace xm with xBm in plusminus and
15063 any_logic patterns.
15065 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
15068 * doc/extend.texi (V850 Function Attributes): New section.
15069 (V850 Variable Attributes): New section.
15071 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
15074 * doc/extend.texi (MicroBlaze Function Attributes): Document
15075 interrupt_handler and fast_interrupt attributes.
15077 2016-01-05 Sergei Trofimovich <siarheit@google.com>
15080 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
15081 for local symbolic operands.
15082 * config/ia64/predicates.md (local_symbolic_operand64): New
15085 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15087 PR rtl-optimization/68651
15088 * combine.c (combine_simplify_rtx): Canonicalize x + x into
15091 2016-01-05 Nathan Sidwell <nathan@acm.org>
15093 * alias.c (compare_base_decls): Use symtab_node::get.
15095 2016-01-05 Nick Clifton <nickc@redhat.com>
15098 * ira-costs.c (copy_cost): Initialise the t_icode field of the
15099 secondary_reload_info structure.
15102 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
15103 decls if weak support is available.
15105 2016-01-04 Martin Sebor <msebor@redhat.com>
15107 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
15109 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
15111 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
15112 OPTION_MASK_P9_DFORM.
15114 * config/rs6000/constraints.md (wo constraint): New constraint for
15117 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
15119 (rs6000_init_hard_regno_mode_ok): Likewise.
15121 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
15124 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
15125 expanders not to have constraints. Add support for ISA 3.0 xxperm
15126 instruction. Add support for fusing xxlor with xxperm.
15127 (altivec_vperm_<mode>_internal): Likewise.
15128 (altivec_vperm_v8hiv16qi): Likewise.
15129 (altivec_vperm_<mode>v16q): Likewise.
15130 (altivec_vperm_<mode>_uns): Likewise.
15131 (vperm_v8hiv4si): Likewise.
15132 (vperm_v16qiv8hi): Likewise.
15134 * doc/md.texi (RS/6000 constraints): Document wo constraint.
15136 2016-01-04 Jakub Jelinek <jakub@redhat.com>
15138 Update copyright years.
15140 * gcc.c (process_command): Update copyright notice dates.
15141 * gcov-dump.c (print_version): Ditto.
15142 * gcov.c (print_version): Ditto.
15143 * gcov-tool.c (print_version): Ditto.
15144 * gengtype.c (create_file): Ditto.
15145 * doc/cpp.texi: Bump @copying's copyright year.
15146 * doc/cppinternals.texi: Ditto.
15147 * doc/gcc.texi: Ditto.
15148 * doc/gccint.texi: Ditto.
15149 * doc/gcov.texi: Ditto.
15150 * doc/install.texi: Ditto.
15151 * doc/invoke.texi: Ditto.
15153 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
15155 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
15156 modes larger than TImode as TImode if NEON is not enabled.
15158 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
15161 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
15162 mode for %f0-%f31 only if TARGET_FPU.
15164 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
15167 * config/sparc/sparc.c (scan_record_type): Take into account subfields
15168 to compute the PACKED_P predicate.
15169 (function_arg_record_value): Minor tweaks.
15171 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
15173 * doc/install.texi (--with-multilib-list): Describe the meaning of the
15174 option for arm*-*-* targets.
15176 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
15178 * doc/extend.texi (Common Function Attributes): Move docs for
15179 MSP430-specific attributes to....
15180 (MSP430 Function Attributes): ...here. Delete the redundant
15181 entries and copy-edit the remaining text.
15182 (MSP430 Variable Attributes): Use uniform format for index
15183 entries and add a cross-reference to the corresponding function
15186 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
15188 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
15190 (x86 Options): Likewise.
15192 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
15196 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
15197 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
15198 to corresponding attribute.
15200 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
15202 * doc/extend.texi (Common Function Attributes) <noplt>: Move
15203 to correct alphabetization of table. Copy-edit and correct
15205 <stack_protect>: Likewise.
15206 <target_clones>: Likewise.
15208 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
15209 Correct punctuation.
15210 (Code Gen Options) <-fno-plt>: Copy-edit.
15212 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
15215 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
15216 SI values. Explicitly convert SI to DI and vice-versa.
15218 2016-01-01 Jakub Jelinek <jakub@redhat.com>
15220 PR tree-optimization/69070
15221 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
15222 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
15225 * ubsan.c (ubsan_instrument_float_cast): Call
15226 initialize_sanitizer_builtins.
15229 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
15231 Copyright (C) 2016 Free Software Foundation, Inc.
15233 Copying and distribution of this file, with or without modification,
15234 are permitted in any medium without royalty provided the copyright
15235 notice and this notice are preserved.