1 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
3 * predict.c (predict_loops): Remove PRED_LOOP_BRANCH.
4 * predict.def (PRED_LOOP_BRANCH): Remove.
6 2016-06-10 David Malcolm <dmalcolm@redhat.com>
8 * Makefile.in (OBJS): Add ggc-tests.o.
9 (GTFILES): Add ggc-tests.c.
10 * ggc-tests.c: New file.
11 * selftest-run-tests.c (selftest::run_tests): Call
12 selftest::ggc_tests_c_tests.
13 * selftest.h (selftest::ggc_tests_c_tests): New prototype.
15 2016-06-10 Alexander Monakov <amonakov@ispras.ru>
17 * match.pd (-1 / B < A): Use :c to avoid pattern duplication.
19 2016-06-10 Maxim Ostapenko <m.ostapenko@samsung.com>
22 * varasm.c (place_block_symbol): Adjust alignment for asan protected
23 STRING_CSTs even if TREE_CONSTANT_POOL_ADDRESS_P.
25 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
27 * profile.c: Include cfgloop.h.
28 (branch_prob): Compute estimated number of iterations.
29 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Do not
30 recompute estimate number of iterations from profile.
32 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
35 * reg-stack.c (check_asm_stack_operands): Explicit input arguments
36 must be grouped on top of stack. Don't force early clobber
37 on ordinary reg outputs.
39 2016-06-10 Richard Biener <rguenther@suse.de>
41 * targhooks.c (default_builtin_vectorization_cost): Adjust
44 2016-06-10 Richard Biener <rguenther@suse.de>
46 * gimple-fold.c (gimple_fold_builtin_memory_op): Make sure
47 to fold the RHS to a constant if possible.
49 2016-06-10 Thomas Schwinge <thomas@codesourcery.com>
52 * tree-nested.c (convert_nonlocal_omp_clauses)
53 (convert_local_omp_clauses): Handle OMP_CLAUSE_ASYNC,
54 OMP_CLAUSE_WAIT, OMP_CLAUSE_INDEPENDENT, OMP_CLAUSE_AUTO,
55 OMP_CLAUSE__CACHE_, OMP_CLAUSE_TILE.
57 * gimplify.c (gimplify_adjust_omp_clauses): Discard
59 * omp-low.c (scan_sharing_clauses): Don't expect OMP_CLAUSE_TILE.
61 * omp-low.c (scan_sharing_clauses): Don't expect
64 2016-06-10 Alan Hayward <alan.hayward@arm.com>
66 PR tree-optimization/71407
67 PR tree-optimization/71416
68 * tree-vect-loop.c (vectorizable_live_operation): Use vectype for
71 2016-06-10 Richard Biener <rguenther@suse.de>
74 * cfgloop.c (alloc_loop): Initialize nb_iterations_likely_upper_bound.
76 2016-06-09 Eric Botcazou <ebotcazou@adacore.com>
78 * df-problems.c (df_note_bb_compute): Guard use of DF_INSN_INFO_GET.
80 2016-06-09 Vladimir Makarov <vmakarov@redhat.com>
81 Jiong Wang <jiong.wang@arm.com>
83 PR rtl-optimization/70751
84 * lra-constraints.c (process_alt_operands): Recognize Non-pseudo spilled
87 2016-06-09 Jonathan Yong <10walls@gmail.com>
90 2015-09-21 Jonathan Yong <10walls@gmail.com>
91 * config/i386/cygwin.h (STARTFILE_SPEC): Explicitly search
92 sysroot/usr/lib/32api for additional win32 libraries,
93 fixes failing Cygwin bootstrapping.
95 2016-06-09 Marcin Baczyński <marbacz@gmail.com>
97 * diagnostic.h (diagnostic_line_cutoff, diagnostic_flush_buffer):
100 2016-06-09 David Malcolm <dmalcolm@redhat.com>
103 * pretty-print.c (pp_indent): Specify that %p is printed in a
104 host-dependent manner.
105 (test_pp_format): Remove the test for %p.
107 2016-06-09 Maciej W. Rozycki <macro@imgtec.com>
109 * config/mips/mips.c (mips_output_jump): Fix formatting.
111 2016-06-09 Richard Biener <rguenther@suse.de>
113 PR tree-optimization/71462
114 * tree-ssa-loop-manip.c (find_uses_to_rename): Guard against
117 2016-06-09 Martin Liska <mliska@suse.cz>
119 * predict.c (dump_prediction): Add new argument.
120 (enum predictor_reason): New enum.
121 (struct predictor_hash): New struct.
122 (predictor_hash::hash): New function.
123 (predictor_hash::equal): Likewise.
124 (not_removed_prediction_p): New function.
125 (prune_predictions_for_bb): Likewise.
126 (combine_predictions_for_bb): Prune predictions.
128 2016-06-09 Martin Liska <mliska@suse.cz>
130 * predict.c (filter_predictions): New function.
131 (remove_predictions_associated_with_edge): Use the filter
133 (equal_edge_p): New function.
135 2016-06-09 Stefan Bruens <stefan.bruens@rwth-aachen.de>
137 * doc/invoke.texi (ARM Options): Use lexicographical ordering.
138 Correct usage of @samp vs @option, add @samp where appropriate.
139 Add -march={armv6k,armv6z,arm6zk}, remove -march=ep9312.
140 Add armv6s-m and document it, as it is no official ARM name.
142 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
144 * ifcvt.c (struct noce_if_info): Add transform_name field.
145 (noce_try_move): Set if_info->transform_name to the function name.
146 (noce_try_ifelse_collapse): Likewise.
147 (noce_try_store_flag): Likewise.
148 (noce_try_inverse_constants): Likewise.
149 (noce_try_store_flag_constants): Likewise.
150 (noce_try_addcc): Likewise.
151 (noce_try_store_flag_mask): Likewise.
152 (noce_try_cmove): Likewise.
153 (noce_try_cmove_arith): Likewise.
154 (noce_try_minmax): Likewise.
155 (noce_try_abs): Likewise.
156 (noce_try_sign_mask): Likewise.
157 (noce_try_bitop): Likewise.
158 (noce_convert_multiple_sets): Likewise.
159 (noce_process_if_block): Print if_info->transform_name to
160 dump_file if transformation succeeded.
162 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
164 * config/arm/cortex-a57.md (cortex_a57_alu):
167 2016-06-08 Martin Sebor <msebor@redhat.com>
168 Jakub Jelinek <jakub@redhat.com>
172 * builtins.def (BUILT_IN_ADD_OVERFLOW_P, BUILT_IN_SUB_OVERFLOW_P,
173 BUILT_IN_MUL_OVERFLOW_P): New builtins.
174 * builtins.c: Include gimple-fold.h.
175 (fold_builtin_arith_overflow): Handle
176 BUILT_IN_{ADD,SUB,MUL}_OVERFLOW_P.
177 (fold_builtin_3): Likewise.
178 * doc/extend.texi (Integer Overflow Builtins): Document
179 __builtin_{add,sub,mul}_overflow_p.
181 2016-06-08 Jose E. Marchesi <jose.marchesi@oracle.com>
183 * config/sparc/driver-sparc.c (cpu_names): Fix the entry for the
184 SPARC-M7 and add an entry for SPARC-S7 cpus (Sonoma).
186 2016-06-08 Alan Lawrence <alan.lawrence@arm.com>
188 * config/aarch64/aarch64.c (aarch64_function_arg_alignment):
189 Rewrite, looking one level down for records and arrays.
191 2016-06-08 David Malcolm <dmalcolm@redhat.com>
193 * pretty-print.c: Include "selftest.h".
194 (pp_format): Fix comment.
195 (identifier_to_locale): Likewise.
196 (selftest::test_basic_printing): New function.
197 (selftest::assert_pp_format): New function.
198 (selftest::test_pp_format): New function.
199 (selftest::pretty_print_c_tests): New function.
200 * selftest-run-tests.c (selftest::run_tests): Call
201 selftest::pretty_print_c_tests.
202 * selftest.h (pretty_print_c_tests): New declaration.
204 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
206 * invoke.texi (max-loop-headers-insns): Document.
207 * params.def (PARAM_MAX_LOOP_HEADER_INSNS): New.
208 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Update comment.
209 (ch_base::copy_headers): Use PARAM_MAX_LOOP_HEADER_INSNS.
211 2016-06-08 Richard Biener <rguenther@suse.de>
213 * tree-vect-stmts.c (vectorizable_load): Remove restrictions
214 on strided SLP loads and fall back to scalar loads in case
217 2016-06-08 Richard Biener <rguenther@suse.de>
219 PR tree-optimization/71452
220 * tree-ssa.c (non_rewritable_lvalue_p): Make sure that the
221 type used for the SSA rewrite has enough precision to cover
222 the dynamic type of the location.
224 2016-06-08 Jakub Jelinek <jakub@redhat.com>
225 Richard Biener <rguenther@suse.de>
228 * fold-const.c (fold_comparison): Handle CONSTANT_CLASS_P (base0)
229 the same as DECL_P (base0) for indirect_base0. Use equality_code
230 in one further place.
232 2016-06-08 Richard Sandiford <richard.sandiford@arm.com>
234 * expmed.c (store_bit_field_1): Do not restrict a multiword op0
235 to one word if the field is known to overlap other words.
236 (extract_bit_field_1): Likewise.
237 (store_split_bit_field): Remove compensating code.
238 (extract_split_bit_field): Likewise.
240 2016-06-08 Bernd Schmidt <bschmidt@redhat.com>
244 * tree-ssa-strlen.c (handle_builtin_memcmp): Ignore debug insns.
246 2016-06-08 Jiong Wang <jiong.wang@arm.com>
248 * config/aarch64/aarch64-builtins.def (faddp): New builtins for modes in
250 * config/aarch64/aarch64-simd.md (aarch64_faddp<mode>): New.
251 (arch64_addpv4sf): Delete.
252 (reduc_plus_scal_v4sf): Use "gen_aarch64_faddpv4sf" instead of
253 "gen_aarch64_addpv4sf".
254 * config/aarch64/arm_neon.h (vpadd_f32): Remove inline assembly. Use
256 (vpadds_f32): Likewise.
257 (vpaddq_f32): Likewise.
258 (vpaddq_f64): Likewise.
260 2016-06-08 Jiong Wang <jiong.wang@arm.com>
262 * config/aarch64/aarch64-builtins.def (fabd): New builtins for modes
264 * config/aarch64/aarch64-simd.md (fabd<mode>_3): Extend modes from VDQF
265 to VALLF. Rename to "fabd<mode>3".
266 "*fabd_scalar<mode>3): Delete.
267 * config/aarch64/arm_neon.h (vabds_f32): Remove inline assembly.
269 (vabdd_f64): Likewise.
270 (vabd_f32): Likewise.
271 (vabd_f64): Likewise.
272 (vabdq_f32): Likewise.
273 (vabdq_f64): Likewise.
275 2016-06-08 Jiong Wang <jiong.wang@arm.com>
277 * config/aarch64/aarch64-builtins.def (rsqrts): New builtins for modes
279 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_<mode>3): Rename to
280 "aarch64_rsqrts<mode>".
281 * config/aarch64/aarch64.c (get_rsqrts_type): Update gen* name.
282 * config/aarch64/arm_neon.h (vrsqrtss_f32): Remove inline assembly. Use
284 (vrsqrtsd_f64): Likewise.
285 (vrsqrts_f32): Likewise.
286 (vrsqrts_f64): Likewise.
287 (vrsqrtsq_f32): Likewise.
288 (vrsqrtsq_f64): Likewise.
290 2016-06-08 Jiong Wang <jiong.wang@arm.com>
292 * config/aarch64/aarch64-builtins.def (rsqrte): New builtins for modes
294 * config/aarch64/aarch64-simd.md (aarch64_rsqrte_<mode>2): Rename to
295 "aarch64_rsqrte<mode>".
296 * config/aarch64/aarch64.c (get_rsqrte_type): Update gen* name.
297 * config/aarch64/arm_neon.h (vrsqrts_f32): Remove inline assembly. Use
299 (vrsqrted_f64): Likewise.
300 (vrsqrte_f32): Likewise.
301 (vrsqrte_f64): Likewise.
302 (vrsqrteq_f32): Likewise.
303 (vrsqrteq_f64): Likewise.
305 2016-06-08 Jiong Wang <jiong.wang@arm.com>
307 * config/aarch64/aarch64-builtins.def (scvtf): Register vector modes.
311 * config/aarch64/aarch64-simd.md
312 (<FCVT_F2FIXED:fcvt_fixed_insn><VDQF:mode>3): New.
313 (<FCVT_FIXED2F:fcvt_fixed_insn><VDQ_SDI:mode>3): Likewise.
314 * config/aarch64/arm_neon.h (vcvt_n_f32_s32): Remove inline assembly.
316 (vcvt_n_f32_u32): Likewise.
317 (vcvt_n_s32_f32): Likewise.
318 (vcvt_n_u32_f32): Likewise.
319 (vcvtq_n_f32_s32): Likewise.
320 (vcvtq_n_f32_u32): Likewise.
321 (vcvtq_n_f64_s64): Likewise.
322 (vcvtq_n_f64_u64): Likewise.
323 (vcvtq_n_s32_f32): Likewise.
324 (vcvtq_n_s64_f64): Likewise.
325 (vcvtq_n_u32_f32): Likewise.
326 (vcvtq_n_u64_f64): Likewise.
327 * config/aarch64/iterators.md (VDQ_SDI): New mode iterator.
328 (VSDQ_SDI): Likewise.
329 (fcvt_target): Support V4DI, V4SI and V2SI.
330 (FCVT_TARGET): Likewise.
332 2016-06-08 Jiong Wang <jiong.wang@arm.com>
334 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New
335 (TYPES_BINOP_SUS): Likewise.
336 (aarch64_simd_builtin_data): Update include file name.
337 (aarch64_builtins): Likewise.
338 * config/aarch64/aarch64-simd-builtins.def (scvtf): New entries
339 for conversion between scalar float-point and fixed-point.
343 * config/aarch64/aarch64.md
344 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3: New
345 pattern for conversion between scalar float to fixed-pointer.
346 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>: Likewise.
347 (UNSPEC_FCVTZS): New UNSPEC enumeration.
348 (UNSPEC_FCVTZU): Likewise.
349 (UNSPEC_SCVTF): Likewise.
350 (UNSPEC_UCVTF): Likewise.
351 * config/aarch64/arm_neon.h (vcvtd_n_f64_s64): Remove inline assembly.
353 (vcvtd_n_f64_u64): Likewise.
354 (vcvtd_n_s64_f64): Likewise.
355 (vcvtd_n_u64_f64): Likewise.
356 (vcvtd_n_f32_s32): Likewise.
357 (vcvts_n_f32_u32): Likewise.
358 (vcvtd_n_s32_f32): Likewise.
359 (vcvts_n_u32_f32): Likewise.
360 * config/aarch64/iterators.md (fcvt_target): Support integer to float
362 (FCVT_TARGET): Likewise.
363 (FCVT_FIXED2F): New iterator.
364 (FCVT_F2FIXED): Likewise.
365 (fcvt_fixed_insn): New define_int_attr.
367 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
369 * predict.c (pass_strip_predict_hints::execute): Cleanup CFG if
370 some statements was removed.
372 2016-06-08 Alan Hayward <alan.hayward@arm.com>
374 * tree-vect-data-refs.c (vect_analyze_data_refs): Remove debug newline.
375 * tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): likewise.
376 (vect_can_advance_ivs_p): likewise.
377 (vect_update_ivs_after_vectorizer): likewise.
378 * tree-vect-loop.c (vect_determine_vectorization_factor): likewise.
379 (vect_analyze_scalar_cycles_1): likewise.
380 (vect_analyze_loop_operations): likewise.
381 (report_vect_op): likewise.
382 (vect_is_slp_reduction): likewise.
383 (vect_is_simple_reduction): likewise.
384 (get_initial_def_for_induction): likewise.
385 (vect_transform_loop): likewise.
386 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): likewise.
387 (vect_recog_sad_pattern): likewise.
388 (vect_recog_widen_sum_pattern): likewise.
389 (vect_recog_widening_pattern): likewise.
390 (vect_recog_divmod_pattern): likewise.
391 * tree-vect-slp.c (vect-build-slp_tree_1): likewise.
392 (vect_analyze_slp_instance): likewise.
393 (vect_transform_slp_perm_load): likewise.
394 (vect_schedule_slp_instance): likewise.
396 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
398 * predict.c (predict_iv_comparison): Mention that heuristics is broken.
399 (return_prediction): PRED_CONST_RETURN predict return as not taken.
400 * predict.def (PRED_CONTINUE): Change hitrate 50->67
401 (PRED_LOOP_BRANCH): Document predictor as broken.
402 (PRED_LOOP_EXIT): Change hitrate 91->92.
403 (PRED_LOOP_EXTRA_EXIT): Change hitrate 91->83.
404 (PRED_POINTER, PRED_TREE_POINTER): Change hitrate 85->70.
405 (PRED_OPCODE_POSITIVE): Change hitrate 79->64.
406 (PRED_OPCODE_NONEQUAL): Change hitrate 91->66.
407 (PRED_TREE_OPCODE_POSITIVE): Change hitrate 73->64
408 (PRED_TREE_OPCODE_NONEQUAL): Chnage hitrate 72->66
409 (PRED_CALL): Chane hitrate 71->67.
410 (PRED_TREE_EARLY_RETURN): Document issues, change hitrate 61->54.
411 (PRED_GOTO): Document as unused right now.
412 (PRED_CONST_RETURN): Change hitrate 67->69
413 (PRED_NEGATIVE_RETURN): Change hitrate 96->98
414 (PRED_NULL_RETURN): Change hitrate 91->90.
415 (PRED_LOOP_IV_COMPARE_GUESS): Change hitrate to 98.
416 (PRED_FORTRAN_FAIL_ALLOC): Change hitrate to 62; document issues.
417 (PRED_FORTRAN_SIZE_ZERO): Change hitrate to 99.
419 2016-06-07 Bill Seurer <seurer@linux.vnet.ibm.com>
421 * config/rs6000/altivec.h: Add __builtin_vec_mul.
422 * config/rs6000/rs6000-builtin.def (vec_mul): Change vec_mul to a
423 special case Altivec builtin.
424 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
425 VSX_BUILTIN_VEC_MUL (replaced with special case code).
426 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
427 code for ALTIVEC_BUILTIN_VEC_MUL.
428 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
429 for __builtin_vec_mul.
431 2016-06-07 Peter Bergner <bergner@vnet.ibm.com>
433 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mhtm and
436 2016-06-07 David Malcolm <dmalcolm@redhat.com>
438 * spellcheck.c (selftest::test_find_closest_string): New function.
439 (spellcheck_c_tests): Call the above.
441 2016-06-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
443 * simplify-rtx.c (simplify_cond_clz_ctz): Delete 'mode' local
446 2016-06-07 Jakub Jelinek <jakub@redhat.com>
448 * config/i386/sse.md (avx_vec_concat<mode>): Add v=v,vm and
449 Yv=Yv,C alternatives.
451 2016-06-07 Richard Biener <rguenther@suse.de>
454 * common.opt (ffast-math): Make Optimization.
456 2016-06-07 Simon Dardis <simon.dardis@imgtec.com>
457 Prachi Godbole <prachi.godbole@imgtec.com>
459 * config/mips/p5600.md (p5600_fpu_fadd): Remove checking for
460 `fabs' and `fneg' type attributes.
461 (p5600_fpu_fabs): Add `fmove' to the comment.
463 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
465 * gimple.c: Include builtins.h
466 (gimple_inexpensive_call_p): New function.
467 * gimple.h (gimple_inexpensive_call_p): Declare.
468 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Use it.
469 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Likewise;
472 2016-06-07 Paolo Carlini <paolo.carlini@oracle.com>
474 * diagnostic.c (diagnostic_impl, diagnostic_n_impl): New.
475 (inform, inform_at_rich_loc, inform_n, warning, warning_at,
476 warning_at_rich_loc, warning_n, pedwarn, permerror,
477 permerror_at_rich_loc, error, error_n, error_at, error_at_rich_loc,
478 sorry, fatal_error, internal_error, internal_error_no_backtrace):
481 2016-06-07 Richard Biener <rguenther@suse.de>
483 PR tree-optimization/71428
484 * tree-ssa-math-opts.c (perform_symbolic_merge): Properly distinguish
485 BIT_FIELD_REF op vs. load.
487 2016-06-07 Richard Biener <rguenther@suse.de>
490 * match.pd ((X | ~Y) -> Y <= X): Properly invert the comparison
493 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
495 * config/pa/pa.md (call): Generate indirect long calls to non-local
496 functions on TARGET_64BIT.
497 (call_value): Likewise.
499 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
501 * config/pa/pa.md (call_val_reg_64bit): Remove "reg: DI " clobber from
502 pattern and subsequent splitters.
503 (call_val_reg_64bit_post_reload): Likewise.
505 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
508 * tree-ssa-reassoc.c (zero_one_operation): Fix NEGATE_EXPR operand for
509 propagate_op_to_single_use.
511 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
514 * tree-ssa-reassoc.c (reassociate_bb): Set uid for negate stmt.
516 2016-06-07 Uros Bizjak <ubizjak@gmail.com>
518 * config/i386/i386.h (enum ix86_enitity): Add X86_DIRFLAG.
519 (enum x86_dirflag_state): New enum.
520 (NUM_MODES_FOR_MODE_SWITCHING): Add X86_DIRFLAG_ANY.
521 (machine_function): Remove needs_cld.
522 (ix86_current_function_needs_cld): Remove.
523 * config/i386/i386.c (ix86_set_func_type): Set
524 ix86_optimize_mode_switching[X86_DIRFLAG] to 1.
525 (ix86_expand_prologue): Do not emit CLD here.
526 (ix86_dirflag_mode_needed): New function.
527 (ix86_dirflag_mode_entry): Ditto.
528 (ix86_mode_needed): Handle X86_DIRFLAG entity.
529 (ix86_mode_after): Ditto.
530 (ix86_mode_entry): Ditto.
531 (ix86_mode_exit): Ditto.
532 (ix86_emit_mode_set): Ditto.
533 * config/i386/i386.md (strmov_singleop): Set
534 ix86_optimize_mode_switching[X86_DIRFLAG] to 1 for TARGET_CLD.
535 Do not set ix86_current_function_needs_cld.
537 (strset_singleop): Ditto.
539 (cmpstrnqi_nz_1): Ditto.
540 (cmpstrnqi_1): Ditto.
543 2016-06-06 Jakub Jelinek <jakub@redhat.com>
545 PR tree-optimization/71259
546 * tree-vect-slp.c (vect_get_constant_vectors): For
547 VECTOR_BOOLEAN_TYPE_P, return all ones constant instead of
548 one for constant op, and use COND_EXPR for non-constant.
550 2016-06-06 David Malcolm <dmalcolm@redhat.com>
552 * Makefile.in (OBJS): Add function-tests.o,
553 hash-map-tests.o, hash-set-tests.o, rtl-tests.o,
554 selftest-run-tests.o.
555 (OBJS-libcommon): Add selftest.o.
556 (OBJS-libcommon-target): Add selftest.o.
557 (all.internal): Add "selftest".
558 (all.cross): Likewise.
559 (selftest): New phony target.
560 (s-selftest): New target.
561 (selftest-gdb): New phony target.
562 (COLLECT2_OBJS): Add selftest.o.
563 * bitmap.c: Include "selftest.h".
564 (selftest::test_gc_alloc): New function.
565 (selftest::test_set_range): New function.
566 (selftest::test_clear_bit_in_middle): New function.
567 (selftest::test_copying): New function.
568 (selftest::test_bitmap_single_bit_set_p): New function.
569 (selftest::bitmap_c_tests): New function.
570 * common.opt (fself-test): New.
571 * diagnostic-show-locus.c: Include "selftest.h".
572 (make_range): New function.
573 (test_range_contains_point_for_single_point): New function.
574 (test_range_contains_point_for_single_line): New function.
575 (test_range_contains_point_for_multiple_lines): New function.
576 (assert_eq): New function.
577 (test_get_line_width_without_trailing_whitespace): New function.
578 (selftest::diagnostic_show_locus_c_tests): New function.
579 * et-forest.c: Include "selftest.h".
580 (selftest::test_single_node): New function.
581 (selftest::test_simple_tree): New function.
582 (selftest::test_disconnected_nodes): New function.
583 (selftest::et_forest_c_tests): New function.
584 * fold-const.c: Include "selftest.h".
585 (selftest::assert_binop_folds_to_const): New function.
586 (selftest::assert_binop_folds_to_nonlvalue): New function.
587 (selftest::test_arithmetic_folding): New function.
588 (selftest::fold_const_c_tests): New function.
589 * function-tests.c: New file.
590 * gimple.c: Include "selftest.h".
591 Include "gimple-pretty-print.h".
592 (selftest::verify_gimple_pp): New function.
593 (selftest::test_assign_single): New function.
594 (selftest::test_assign_binop): New function.
595 (selftest::test_nop_stmt): New function.
596 (selftest::test_return_stmt): New function.
597 (selftest::test_return_without_value): New function.
598 (selftest::gimple_c_tests): New function.
599 * hash-map-tests.c: New file.
600 * hash-set-tests.c: New file.
601 * input.c: Include "selftest.h".
602 (selftest::assert_loceq): New function.
603 (selftest::test_accessing_ordinary_linemaps): New function.
604 (selftest::test_unknown_location): New function.
605 (selftest::test_builtins): New function.
606 (selftest::test_reading_source_line): New function.
607 (selftest::input_c_tests): New function.
608 * rtl-tests.c: New file.
609 * selftest-run-tests.c: New file.
610 * selftest.c: New file.
611 * selftest.h: New file.
612 * spellcheck.c: Include "selftest.h".
613 (selftest::levenshtein_distance_unit_test_oneway): New function,
614 adapted from testsuite/gcc.dg/plugin/levenshtein_plugin.c.
615 (selftest::levenshtein_distance_unit_test): Likewise.
616 (selftest::spellcheck_c_tests): Likewise.
617 * toplev.c: Include selftest.h.
618 (toplev::run_self_tests): New.
619 (toplev::main): Handle -fself-test.
620 * toplev.h (toplev::run_self_tests): New.
621 * tree.c: Include "selftest.h".
622 (selftest::test_integer_constants): New function.
623 (selftest::test_identifiers): New function.
624 (selftest::test_labels): New function.
625 (selftest::tree_c_tests): New function.
626 * tree-cfg.c: Include "selftest.h".
627 (selftest::push_fndecl): New function.
628 (selftest::test_linear_chain): New function.
629 (selftest::test_diamond): New function.
630 (selftest::test_fully_connected): New function.
631 (selftest::tree_cfg_c_tests): New function.
632 * vec.c: Include "selftest.h".
633 (selftest::safe_push_range): New function.
634 (selftest::test_quick_push): New function.
635 (selftest::test_safe_push): New function.
636 (selftest::test_truncate): New function.
637 (selftest::test_safe_grow_cleared): New function.
638 (selftest::test_pop): New function.
639 (selftest::test_safe_insert): New function.
640 (selftest::test_ordered_remove): New function.
641 (selftest::test_unordered_remove): New function.
642 (selftest::test_block_remove): New function.
643 (selftest::reverse_cmp): New function.
644 (selftest::test_qsort): New function.
645 (selftest::vec_c_tests): New function.c.
646 * wide-int.cc: Include selftest.h and wide-int-print.h.
647 (selftest::from_int <wide_int>): New function.
648 (selftest::from_int <offset_int>): New function.
649 (selftest::from_int <widest_int>): New function.
650 (selftest::assert_deceq): New function.
651 (selftest::assert_hexeq): New function.
652 (selftest::test_printing <VALUE_TYPE>): New function template.
653 (selftest::test_ops <VALUE_TYPE>): New function template.
654 (selftest::test_comparisons <VALUE_TYPE>): New function template.
655 (selftest::run_all_wide_int_tests <VALUE_TYPE>): New function
657 (selftest::wide_int_cc_tests): New function.
659 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
662 * ifcvt.c (noce_try_ifelse_collapse): New function.
664 (noce_process_if_block): Call noce_try_ifelse_collapse.
665 * simplify-rtx.c (simplify_cond_clz_ctz): New function.
666 (simplify_ternary_operation): Use the above to simplify
667 conditional CLZ/CTZ expressions.
669 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
672 * config/aarch64/aarch64.md (ctz<mode>2): Convert to
673 define_insn_and_split.
675 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
678 * config/arm/arm.md (ctzsi2): Convert to define_insn_and_split.
680 2016-06-06 Bernd Edlinger <bernd.edlinger@hotmail.de>
683 * cfgexpand.c (expand_asm_loc): Remove handling for ADDR_EXPR.
684 Implicitly clobber memory for basic asm with non-empty assembler
685 string. Use targetm.md_asm_adjust also here.
686 * compare-elim.c (arithmetic_flags_clobber_p): Use asm_noperands here.
687 * final.c (final_scan_insn): Handle basic asm in PARALLEL block.
688 * gimple.c (gimple_asm_clobbers_memory_p): Handle basic asm with
689 non-empty assembler string.
690 * ira.c (compute_regs_asm_clobbered): Use asm_noperands here.
691 * recog.c (asm_noperands): Handle basic asm in PARALLEL block.
692 (decode_asm_operands): Handle basic asm in PARALLEL block.
693 (extract_insn): Handle basic asm in PARALLEL block.
694 * doc/extend.texi: Mention new behavior of basic asm.
695 * config/ia64/ia64 (rtx_needs_barrier): Handle ASM_INPUT here.
696 * config/pa/pa.c (branch_to_delay_slot_p, branch_needs_nop_p,
697 branch_needs_nop_p): Use asm_noperands.
699 2016-06-06 Jose E. Marchesi <jose.marchesi@oracle.com>
701 * config/sparc/sparc.md (cpu): Add niagara7 cpu type.
702 Include the M7 SPARC DFA scheduler.
703 New attribute v3pipe.
704 Annotate insns with v3pipe where appropriate.
705 Define cpu_feature vis4.
706 Add lzd instruction type and set it on clzdi_sp64 and clzsi_sp64.
707 Add (V8QI "8") to vbits.
708 Add insns {add,sub}v8qi3
709 Add insns ss{add,sub}v8qi3
710 Add insns us{add,sub}{v8qi,v4hi}3
711 Add insns {min,max}{v8qi,v4hi,v2si}3
712 Add insns {minu,maxu}{v8qi,v4hi,v2si}3
713 Add insns fpcmp{le,gt,ule,ug,ule,ugt}{8,16,32}_vis.
714 * config/sparc/niagara4.md: Add a comment explaining the
715 discrepancy between the documented latenty numbers and the
717 * config/sparc/niagara7.md: New file.
718 * configure.ac (HAVE_AS_SPARC5_VIS4): Define if the assembler
719 supports SPARC5 and VIS 4.0 instructions.
720 * configure: Regenerate.
721 * config.in: Likewise.
722 * config.gcc: niagara7 is a supported cpu in sparc*-*-* targets.
723 * config/sparc/sol2.h (ASM_CPU32_DEFAUILT_SPEC): Set for
725 (ASM_CPU64_DEFAULT_SPEC): Likewise.
726 (CPP_CPU_SPEC): Handle niagara7.
727 (ASM_CPU_SPEC): Likewise.
728 * config/sparc/sparc-opts.h (processor_type): Add
731 * config/sparc/sparc.h (TARGET_CPU_niagara7): Define.
732 (AS_NIAGARA7_FLAG): Define.
733 (ASM_CPU64_DEFAULT_SPEC): Set for niagara7.
734 (CPP_CPU64_DEFAULT_SPEC): Likewise.
735 (CPP_CPU_SPEC): Handle niagara7.
736 (ASM_CPU_SPEC): Likewise.
737 * config/sparc/sparc.c (niagara7_costs): Define.
738 (sparc_option_override): Handle niagara7 and adjust cache-related
739 parameters with better values for niagara cpus. Also support VIS4.
740 (sparc32_initialize_trampoline): Likewise.
741 (sparc_use_sched_lookahead): Likewise.
742 (sparc_issue_rate): Likewise.
743 (sparc_register_move_cost): Likewise.
744 (dump_target_flag_bits): Support VIS4.
745 (sparc_vis_init_builtins): Likewise.
746 (sparc_builtins): Likewise.
747 * config/sparc/sparc-c.c (sparc_target_macros): Define __VIS__ for
749 * config/sparc/driver-sparc.c (cpu_names): Add SPARC-M7 and
751 * config/sparc/sparc.opt (sparc_processor_type): New value
753 * config/sparc/visintrin.h (__attribute__): Prototypes for the
755 * doc/invoke.texi (SPARC Options): Document -mcpu=niagara7 and
757 * doc/extend.texi (SPARC VIS Built-in Functions): Document the
760 2016-06-06 Jonathan Wakely <jwakely@redhat.com>
762 * doc/sourcebuild.texi (Directives): Remove extra closing braces.
764 2016-06-06 Richard Biener <rguenther@suse.de>
766 PR tree-optimization/71398
767 * tree-ssa-loop-ivcanon.c (unloop_loops): First unloop, then
770 2016-06-05 James Bowman <james.bowman@ftdichip.com>
772 * config/ft32/ft32.c (ft32_setup_incoming_varargs,
773 ft32_expand_prolog, ft32_expand_epilogue):
775 * config/ft32/ft32.h: Remove OUTGOING_REG_PARM_STACK_SPACE.
776 * config/ft32/ft32.md: Add pretend_returner.
778 2016-06-06 Uros Bizjak <ubizjak@gmail.com>
781 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
782 Copy op1 RTX to avoid invalid sharing.
783 (ix86_expand_vector_move_misalign): Ditto.
785 2016-06-05 John David Anglin <danglin@gcc.gnu.org>
787 * expr.c (move_by_pieces_d::generate): Mark mode parameter with
790 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
792 * predict.c (predicted_by_loop_heuristics_p): New function.
793 (predict_iv_comparison): Use it.
794 (predict_loops): Walk from innermost loops; do not predict edges
795 leaving multiple loops multiple times; implement
796 PRED_LOOP_ITERATIONS_MAX heuristics.
797 * predict.def (PRED_LOOP_ITERATIONS_MAX): New predictor.
799 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
801 * cfg.c (check_bb_profile): Do not report mismatched profiles when
802 only edges out of BB are EH edges.
804 2016-06-04 Martin Sebor <msebor@redhat.com>
805 Marcin Baczyński <marbacz@gmail.com>
808 * doc/invoke.texi (-Wreturn-type): Mention not warning on return with
809 a void expression in a void function.
811 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
813 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Do not check
814 aux; dump reasons of decisions.
815 (should_duplicate_loop_header_p): Likewise.
816 (do_while_loop_p): Likewise.
817 (ch_base::copy_headers): Dump asi num insns duplicated.
819 2016-06-04 Jakub Jelinek <jakub@redhat.com>
821 PR tree-optimization/71405
822 * tree-ssa.c (execute_update_addresses_taken): For clobber with
823 incompatible type, build a new clobber with the right type instead
824 of building a VIEW_CONVERT_EXPR around it.
826 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
828 PR tree-optimization/52171
829 * config/sh/sh.c (sh_use_by_pieces_infrastructure_p): Use
830 by_pieces_ninsns instead of move_by_pieces_ninsns.
832 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
834 * config/sh/sh.c (sh_print_operand_address): Don't use hardcoded 'r0'
835 for reg+reg addressing mode.
837 2016-06-03 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
839 * rs6000-c.c (c/c-tree.h): Add #include.
840 (altivec_resolve_overloaded_builtin): Handle ARRAY_TYPE arguments
841 in C++ when found in the base position of vec_ld or vec_st.
843 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
845 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Avoid
846 use of profile unless profile status is PROFILE_READ.
847 * profile.c (compute_branch_probabilities): Set profile status
848 only after reporting predictor hitrates.
850 2016-06-03 Joseph Myers <joseph@codesourcery.com>
854 * common.opt (ffp-int-builtin-inexact): New option.
855 * doc/invoke.texi (-fno-fp-int-builtin-inexact): Document.
856 * doc/md.texi (floor@var{m}2, btrunc@var{m}2, round@var{m}2)
857 (ceil@var{m}2): Document dependence on this option.
858 * ipa-inline-transform.c (inline_call): Handle
859 flag_fp_int_builtin_inexact.
860 * ipa-inline.c (can_inline_edge_p): Likewise.
861 * config/i386/i386.md (rintxf2): Do not test
862 flag_unsafe_math_optimizations.
863 (rint<mode>2_frndint): New define_insn.
864 (rint<mode>2): Do not test flag_unsafe_math_optimizations for 387
865 or !flag_trapping_math for SSE. Just use gen_rint<mode>2_frndint
866 for 387 instead of extending and truncating.
867 (frndintxf2_<rounding>): Test flag_fp_int_builtin_inexact ||
868 !flag_trapping_math instead of flag_unsafe_math_optimizations.
869 Change to frndint<mode>2_<rounding>.
870 (frndintxf2_<rounding>_i387): Likewise. Change to
871 frndint<mode>2_<rounding>_i387.
872 (<rounding_insn>xf2): Likewise.
873 (<rounding_insn><mode>2): Test flag_fp_int_builtin_inexact ||
874 !flag_trapping_math instead of flag_unsafe_math_optimizations for
875 x87. Test TARGET_ROUND || !flag_trapping_math ||
876 flag_fp_int_builtin_inexact instead of !flag_trapping_math for
877 SSE. Use ROUND_NO_EXC in constant operand of
878 gen_sse4_1_round<mode>2. Just use gen_frndint<mode>2_<rounding>
879 for 387 instead of extending and truncating.
881 2016-06-03 H.J. Lu <hongjiu.lu@intel.com>
882 Julia Koval <julia.koval@intel.com>
894 * config/i386/i386-protos.h (ix86_epilogue_uses): New prototype.
895 * config/i386/i386.c (ix86_conditional_register_usage): Preserve
896 all registers, except for function return registers if there are
897 no caller-saved registers.
898 (ix86_set_func_type): New function.
899 (ix86_set_current_function): Call ix86_set_func_type to set
900 no_caller_saved_registers and func_type. Call reinit_regs if
901 caller-saved registers are changed. Don't allow MPX, SSE, MMX
902 nor x87 instructions in interrupt handler nor function with
903 no_caller_saved_registers attribute.
904 (ix86_function_ok_for_sibcall): Return false if there are no
905 caller-saved registers.
906 (type_natural_mode): Don't warn ABI change for MMX in interrupt
908 (ix86_function_arg_advance): Skip for callee in interrupt handler.
909 (ix86_function_arg): Return special arguments in interrupt handler.
910 (ix86_promote_function_mode): Promote pointer to word_mode only
911 for normal functions.
912 (ix86_can_use_return_insn_p): Don't use `ret' instruction in
914 (ix86_epilogue_uses): New function.
915 (ix86_hard_regno_scratch_ok): Likewise.
916 (ix86_save_reg): Preserve all registers in interrupt handler
917 after reload. Preserve all registers, except for function return
918 registers, if there are no caller-saved registers after reload.
919 (find_drap_reg): Always use callee-saved register if there are
920 no caller-saved registers.
921 (ix86_minimum_incoming_stack_boundary): Return MIN_STACK_BOUNDARY
922 for interrupt handler.
923 (ix86_expand_prologue): Don't allow DRAP in interrupt handler.
924 Emit cld instruction if stringops are used in interrupt handler
925 or interrupt handler isn't a leaf function.
926 (ix86_expand_epilogue): Generate interrupt return for interrupt
927 handler and pop the 'ERROR_CODE' off the stack before interrupt
928 return in exception handler.
929 (ix86_expand_call): Disallow calling interrupt handler directly.
930 If there are no caller-saved registers, mark all registers that
931 are clobbered by the call which returns as clobbered.
932 (ix86_handle_no_caller_saved_registers_attribute): New function.
933 (ix86_handle_interrupt_attribute): Likewise.
934 (ix86_attribute_table): Add interrupt and no_caller_saved_registers
936 (TARGET_HARD_REGNO_SCRATCH_OK): Likewise.
937 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use argument
938 accumulation in interrupt function if stack may be realigned to
940 (EPILOGUE_USES): New.
941 (function_type): New enum.
942 (machine_function): Add func_type and no_caller_saved_registers.
943 * config/i386/i386.md (UNSPEC_INTERRUPT_RETURN): New.
944 (interrupt_return): New pattern.
945 * doc/extend.texi: Document x86 interrupt and
946 no_caller_saved_registers attributes.
948 2016-06-03 Bernd Schmidt <bschmidt@redhat.com>
950 PR tree-optimization/52171
951 * builtins.c (expand_cmpstrn_or_cmpmem): Delete, moved elsewhere.
952 (expand_builtin_memcmp): New arg RESULT_EQ. All callers changed.
953 Look for constant strings. Move some code to emit_block_cmp_hints
955 * builtins.def (BUILT_IN_MEMCMP_EQ): New.
956 * defaults.h (COMPARE_MAX_PIECES): New macro.
957 * expr.c (move_by_pieces_d, store_by_pieces_d): Remove old structs.
958 (move_by_pieces_1, store_by_pieces_1, store_by_pieces_2): Remvoe.
959 (clear_by_pieces_1): Don't declare. Move definition before use.
960 (can_do_by_pieces): New static function.
961 (can_move_by_pieces): Use it. Return bool.
962 (by_pieces_ninsns): Renamed from move_by_pieces_ninsns. New arg
963 OP. All callers changed. Handle COMPARE_BY_PIECES.
964 (class pieces_addr); New.
965 (pieces_addr::pieces_addr, pieces_addr::decide_autoinc,
966 pieces_addr::adjust, pieces_addr::increment_address,
967 pieces_addr::maybe_predec, pieces_addr::maybe_postinc): New member
969 (class op_by_pieces_d): New.
970 (op_by_pieces_d::op_by_pieces_d, op_by_pieces_d::run): New member
972 (class move_by_pieces_d, class compare_by_pieces_d,
973 class store_by_pieces_d): New subclasses of op_by_pieces_d.
974 (move_by_pieces_d::prepare_mode, move_by_pieces_d::generate,
975 move_by_pieces_d::finish_endp, store_by_pieces_d::prepare_mode,
976 store_by_pieces_d::generate, store_by_pieces_d::finish_endp,
977 compare_by_pieces_d::generate, compare_by_pieces_d::prepare_mode,
978 compare_by_pieces_d::finish_mode): New member functions.
979 (compare_by_pieces, emit_block_cmp_via_cmpmem): New static
981 (expand_cmpstrn_or_cmpmem): Moved here from builtins.c.
982 (emit_block_cmp_hints): New function.
983 (move_by_pieces, store_by_pieces, clear_by_pieces): Rewrite to just
984 use the newly defined classes.
985 * expr.h (by_pieces_constfn): New typedef.
986 (can_store_by_pieces, store_by_pieces): Use it in arg declarations.
987 (emit_block_cmp_hints, expand_cmpstrn_or_cmpmem): Declare.
988 (move_by_pieces_ninsns): Don't declare.
989 (can_move_by_pieces): Change return value to bool.
990 * target.def (TARGET_USE_BY_PIECES_INFRASTRUCTURE_P): Update docs.
991 (compare_by_pieces_branch_ratio): New hook.
992 * target.h (enum by_pieces_operation): Add COMPARE_BY_PIECES.
993 (by_pieces_ninsns): Declare.
994 * targethooks.c (default_use_by_pieces_infrastructure_p): Handle
996 (default_compare_by_pieces_branch_ratio): New function.
997 * targhooks.h (default_compare_by_pieces_branch_ratio): Declare.
998 * doc/tm.texi.in (STORE_MAX_PIECES, COMPARE_MAX_PIECES): Document.
999 * doc/tm.texi: Regenerate.
1000 * tree-ssa-strlen.c: Include "builtins.h".
1001 (handle_builtin_memcmp): New static function.
1002 (strlen_optimize_stmt): Call it for BUILT_IN_MEMCMP.
1003 * tree.c (build_common_builtin_nodes): Create __builtin_memcmp_eq.
1005 2016-06-03 Alan Hayward <alan.hayward@arm.com>
1007 * tree-vect-stmts.c (vect_stmt_relevant_p): Do not vectorize non live
1008 relevant stmts which are simple and invariant.
1009 * tree-vect-loop.c (vectorizable_live_operation): Check relevance
1010 instead of simple and invariant
1012 2016-06-03 Alan Hayward <alan.hayward@arm.com>
1014 * tree-vect-loop.c (vect_analyze_loop_operations): Allow live stmts.
1015 (vectorizable_reduction): Check for new relevant state.
1016 (vectorizable_live_operation): vectorize live stmts using
1017 BIT_FIELD_REF. Remove special case for gimple assigns stmts.
1018 * tree-vect-stmts.c (is_simple_and_all_uses_invariant): New function.
1019 (vect_stmt_relevant_p): Check for stmts which are only used live.
1020 (process_use): Use of a stmt does not inherit it's live value.
1021 (vect_mark_stmts_to_be_vectorized): Simplify relevance inheritance.
1022 (vect_analyze_stmt): Check for new relevant state.
1023 * tree-vectorizer.h (vect_relevant): New entry for a stmt which is used
1024 outside the loop, but not inside it.
1026 2016-06-03 Alan Hayward <alan.hayward@arm.com>
1028 * tree-vectorizer.h (vect_get_vec_def_for_operand_1): New.
1029 * tree-vect-stmts.c (vect_get_vec_def_for_operand_1): New.
1030 (vect_get_vec_def_for_operand): Split out code.
1032 2016-06-03 Segher Boessenkool <segher@kernel.crashing.org>
1034 * config/rs6000/rs6000.md (define_peepholes for two mfcr's): Delete.
1036 2016-06-03 Alan Hayward <alan.hayward@arm.com>
1038 * tree-vect-stmts.c (vectorizable_call) Remove GOMP_SIMD_LANE code.
1040 2016-06-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1042 * config/arm/thumb1.md (*thumb1_mulsi3): Fix typos in comment.
1044 2016-06-03 Jakub Jelinek <jakub@redhat.com>
1047 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): If redirecting
1048 to noreturn e->callee->decl that has void return type and void
1049 arguments, adjust gimple_call_fntype and remove lhs even if it had
1050 previously addressable type.
1052 2016-06-02 Jeff Law <law@redhat.com>
1054 PR tree-optimization/71328
1055 * tree-ssa-threadupdate.c (duplicate_thread_path): Fix off-by-one
1056 error when checking for a jump back onto the copied path.
1058 2016-06-02 David Malcolm <dmalcolm@redhat.com>
1060 * config/microblaze/microblaze.c (get_branch_target): Add return
1061 NULL_RTX for the non-CALL_P case.
1062 (insert_wic_for_ilb_runout): Remove unused local "wic_addr1".
1063 (insert_wic): Remove unused local "j".
1065 2016-06-02 Martin Liska <mliska@suse.cz>
1067 * predict.def: Fix typo in PRED_FORTRAN_FAIL_IO display name.
1069 2016-06-02 H.J. Lu <hongjiu.lu@intel.com>
1070 Julia Koval <julia.koval@intel.com>
1072 * function.c (assign_parm_setup_stack): Force source into a
1074 * target.def (function_incoming_arg): Update documentation to
1075 allow arbitrary address computation based on hard register.
1076 * doc/tm.texi: Regenerated.
1078 2016-06-02 Martin Liska <mliska@suse.cz>
1080 * predict.c (combine_predictions_for_bb): Fix first match in
1081 cases where a first predictor contains more than one occurence
1082 in list of predictors. Take the best value in such case.
1084 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1086 PR rtl-optimization/71295
1087 * rtlanal.c (subreg_get_info): If taking a subreg at the requested
1088 offset would go over the size of the inner mode reject it.
1090 2016-06-02 Jakub Jelinek <jakub@redhat.com>
1092 * config/i386/sse.md (*vec_concatv4si): Use v=v,v instead of
1093 x=x,x and v=v,m instead of x=x,m.
1095 * config/i386/sse.md (*vec_concatv2si_sse4_1): Add avx512dq v=Yv,rm
1096 alternative. Change x=x,x alternative to v=Yv,Yv and x=rm,C
1097 alternative to v=rm,C.
1099 * config/i386/sse.md (*vec_concatv2di): Add x86_avx512dq v=Yv,rm
1100 alternative. Change x=xm,C alternative to v=vm,C, x=x,x alternative
1101 to v=Yv,Yv and x=x,m to v=v,m. Use maybe_evex prefix attribute
1102 instead of vex for the last two above mentioned alternatives.
1104 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1107 * config/arm/arm.c (arm_output_multireg_pop): Guard "pop" on update.
1109 2016-06-02 Segher Boessenkool <segher@kernel.crashing.org>
1111 * config/rs6000/dfp.md (trunctddd2): Correct the "length" attribute.
1113 2016-06-01 David Malcolm <dmalcolm@redhat.com>
1115 * config/rl78/rl78.c (rl78_expand_prologue): Convert local
1116 from int to unsigned.
1118 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
1120 * config/rs6000/vsx.md (vsx_splat_<mode>, V2DI/V2DF): Simplify
1121 alternatives, eliminating preferred register class. Add support
1122 for the MTVSRDD instruction in ISA 3.0.
1123 (vsx_splat_v4si_internal): Use splat_input_operand instead of
1124 reg_or_indexed_operand.
1125 (vsx_splat_v4sf_internal): Likewise.
1127 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
1130 * config/rs6000/vsx.md (xxspltib_<mode>_nosplit): Add alternatives
1131 for loading up all 0's or all 1's.
1133 2016-06-01 Thomas Preud'homme <thomas.preudhomme@arm.com>
1135 * doc/sourcebuild.texi (arm_acq_rel): Document new effective target.
1137 2016-06-01 Eduard Sanou <dhole@openmailbox.org>
1139 * doc/cppenv.texi: Note that the `%s` in `date` is a non-standard
1141 * gcc.c (driver_handle_option): Call set_source_date_epoch_envvar.
1142 * gcc.c (set_source_date_epoch_envvar): New function, sets
1143 the SOURCE_DATE_EPOCH environment variable to the current time.
1145 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
1147 * tree-vect-loop.c (vect_determine_vectorization_factor): Also compute
1148 the factor for live Phi nodes.
1150 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
1152 * loop-dolop.c (doloop_optimize): Us likely max iteration bound.
1153 * tree-parloops.c (parallelize_loops): likewise.
1154 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop,
1155 tree_unswitch_outer_loop): likewise.
1157 2016-06-01 Jakub Jelinek <jakub@redhat.com>
1160 * gimplify.c (gimplify_omp_for): Temporarily clear gimplify_omp_ctxp
1161 around creation of the temporary.
1163 2016-06-01 Richard Biener <rguenther@suse.de>
1165 PR tree-optimization/71366
1166 * tree-ssa-loop-ivcanon.c (edges_to_remove): New global.
1167 (unloop_loops): Move removing edges here ...
1168 (try_unroll_loop_completely): ... from here.
1169 (try_peel_loop): ... and here.
1170 (tree_unroll_loops_completely_1): Track parent loops via
1171 bitmap of header BBs.
1172 (tree_unroll_loops_completely): Adjust for that.
1174 2016-06-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
1176 * config/rs6000/altivec.h (vec_slv): New macro.
1177 (vec_srv): New macro.
1178 * config/rs6000/altivec.md (UNSPEC_VSLV): New value.
1179 (UNSPEC_VSRV): New value.
1182 * config/rs6000/rs6000-builtin.def (vslv): New builtin definition.
1183 (vsrv): New builtin definition.
1184 * config/rs6000/rs6000-c.c (P9V_BUILTIN_VSLV): Macro expansion to
1185 define argument types for new builtin.
1186 (P9V_BUILTIN_VSRV): Macro expansion to define argument types for
1188 * doc/extend.texi: Document the new vec_vslv and vec_srv built-in
1191 2016-06-01 Uros Bizjak <ubizjak@gmail.com>
1192 Jocelyn Mayer <l_indien@magic.fr>
1195 * config/i386/driver-i386.c (host_detect_local_cpu): Correctly
1196 detect processor family for signature_CENTAUR_ebx.
1197 <case PROCESSOR_I486>: Pass c3, winchip2 or winchip-c6 for
1198 signature_CENTAUR_ebx.
1199 <case PROCESSOR _PENTIUMPRO>: Pass c3-2 for signature_CENTAUR_ebx.
1200 <default>: Pass x86-64 for has_longmode.
1202 2016-06-01 Nathan Sidwell <nathan@acm.org>
1204 * config/nvptx/nvptx.c (nvptx_assemble_undefined_decl): Reject
1207 2016-06-01 Richard Biener <rguenther@suse.de>
1209 PR tree-optimization/71261
1210 * tree-vect-patterns.c (check_bool_pattern): Gather a hash-set
1211 of stmts successfully put in the bool pattern. Remove
1212 single-use restriction.
1213 (adjust_bool_pattern_cast): Add cast at the use site via the
1214 pattern def sequence.
1215 (adjust_bool_pattern): Remove recursion, maintain a hash-map
1216 of patterned defs. Use the pattern def seqence instead of
1217 multiple independent patterns.
1218 (sort_after_uid): New qsort compare function.
1219 (adjust_bool_stmts): New function to process stmts in the bool
1220 pattern in IL order.
1221 (vect_recog_bool_pattern): Adjust.
1222 * tree-if-conv.c (ifcvt_split_def_stmt): Remove.
1223 (ifcvt_walk_pattern_tree): Likewise.
1224 (stmt_is_root_of_bool_pattern): Likewise.
1225 (ifcvt_repair_bool_pattern): Likewise.
1226 (tree_if_conversion): Do not call ifcvt_repair_bool_pattern.
1228 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
1230 * loop-unroll.c (decide_unroll_constant_iterations,
1231 decide_unroll_runtime_iterations, decide_unroll_stupid): Use
1232 likely upper bounds.
1233 * loop-iv.c (find_simple_exit): Dump likely upper bounds.
1235 2016-06-01 Thomas Schwinge <thomas@codesourcery.com>
1237 * tree-core.h (enum omp_clause_code): Remove
1238 OMP_CLAUSE_DEVICE_RESIDENT. Adjust all users.
1240 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1242 * config/arm/sync.md (arm_store_exclusive<mode>):
1243 Use 'H' output modifier on operands[2] rather than creating a new
1244 entry in out-of-bounds memory of the operands array.
1245 (arm_store_release_exclusivedi): Likewise.
1247 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1249 * config/arm/arm.c (arm_fusion_enabled_p): New function.
1250 * config/arm/arm-protos.h (arm_fusion_enabled_p): Declare prototype.
1251 * config/arm/crypto.md (crypto_<crypto_pattern>, CRYPTO_UNARY):
1252 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
1254 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
1256 * tree-vect-loop.c (vect_determine_vectorization_factor): Also take
1257 into account live statements for mask producers.
1259 2016-06-01 Richard Biener <rguenther@suse.de>
1261 PR tree-optimization/71311
1262 * match.pd (@0 < @1 && @0 < @2 -> @0 < min(@1,@2)): Add :c and
1263 restrict to non-INTEGER_CST @0.
1265 2016-06-01 Richard Biener <rguenther@suse.de>
1267 * match.pd ((A & B) - (A & ~B) -> B - (A ^ B)): Add missing :c.
1268 (relational patterns): Use :c to avoid pattern duplications.
1270 2016-06-01 Richard Biener <rguenther@suse.de>
1272 * genmatch.c (comparison_code_p): New predicate.
1273 (swap_tree_comparison): New function.
1274 (commutate): Add for_vec parameter to append new for entries.
1275 Support commutating relational operators by swapping it alongside
1277 (lower_commutative): Adjust.
1278 (dt_simplify::gen): Do not pass artificial operators to gen
1280 (decision_tree::gen): Do not add artificial operators as parameters.
1281 (parser::parse_expr): Verify operator commutativity when :c is
1282 applied. Allow :C to override this.
1283 * match.pd: Adjust patterns to use :C instead of :c where required.
1285 2016-06-01 Patrick Palka <ppalka@gcc.gnu.org>
1287 PR tree-optimization/71077
1288 * tree-ssa-threadedge.c (simplify_control_stmt_condition_1): In
1289 the combining step, use boolean_false_node and boolean_true_node
1290 as the designated false/true return values.
1292 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
1294 * predict.def (PRED_LOOP_EXTRA_EXIT): Define.
1295 * predict.c (predict_iv_comparison): Also check PRED_LOOP_EXTRA_EXIT.
1296 (predict_extra_loop_exits): Use PRED_LOOP_EXTRA_EXIT instead of
1299 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
1301 * doc/invoke.texi (-frename-registers): Drop -fpeel-loops from list
1302 of flags impliying the register renaming.
1303 * toplev.c (process_options): Do not imply flag_rename_registers with
1306 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
1308 * config/sh/sh.h (ASM_OUTPUT_SYMBOL_REF): Remove macro and use the
1309 default implementation.
1311 2016-05-31 Nathan Sidwell <nathan@acm.org>
1313 * dwarf2out.c (cur_line_info_table): Add GTY marker.
1315 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
1317 * config/sh/constraints.md (b): Remove constraint.
1318 * config/sh/predicates.md (arith_reg_operand): Remove
1320 * config/sh/sh-modes.def (PDI): Remove.
1321 * config/sh/sh.c (sh_target_reg_class,
1322 sh_optimize_target_register_callee_saved): Remove functions.
1323 (sh_option_override): Don't set MASK_SAVE_ALL_TARGET_REGS.
1324 (sh_expand_epilogue): Update comment.
1325 (sh_hard_regno_mode_ok, sh_register_move_cost, calc_live_regs,
1326 sh_secondary_reload): Remove TARGET_REGS related code.
1327 * config/sh/sh.h (FIRST_TARGET_REG, LAST_TARGET_REG,
1328 TARGET_REGISTER_P): Remove macros.
1329 (SH_DBX_REGISTER_NUMBER, REG_ALLOC_ORDER): Remove target regs.
1330 * config/sh/sh.md (PR_MEDIA_REG, T_MEDIA_REG, FR23_REG, TR0_REG,
1331 TR1_REG, TR2_REG): Remove constants.
1332 * config/sh/sh.opt (SAVE_ALL_TARGET_REGS): Remove.
1334 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
1336 * config/sh/sh.md (adddi3, subdi3, negdi2, abs<mode>2): Remove
1337 define_expand patterns.
1338 (adddi3_compact): Rename to adddi3.
1339 (subdi3_compact): Rename to subdi3.
1340 (*negdi2): Rename to negdi2.
1341 (*abs<mode>2): Rename to abs<mode>2.
1343 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
1345 * config/rx/rx.md (FETCHOP_NO_MINUS): New code iterator.
1346 (atomic_<fetchop_name>_fetchsi): Extract minus operator into ...
1347 (atomic_sub_fetchsi): ... this new pattern.
1348 (mvtc): Add CC_REG clobber.
1350 2016-05-31 Marek Polacek <polacek@redhat.com>
1352 * gimplify.c (gimplify_switch_expr): Also handle GIMPLE_TRY.
1354 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1356 * config/aarch64/aarch64.c (aarch_macro_fusion_pair_p): Use
1357 aarch64_fusion_enabled_p to check for fusion capabilities.
1359 2016-05-31 Richard Biener <rguenther@suse.de>
1361 PR tree-optimization/71352
1362 * tree-ssa-reassoc.c (zero_one_operation): Handle op equal to
1363 minus one and a negate.
1365 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1367 * config/aarch64/aarch64.c (aarch64_simd_attr_length_move): Delete.
1368 * config/aarch64/aarch64-protos.h (aarch64_simd_attr_length_move):
1370 * config/aarch64/iterators.md (insn_count): Add descriptive comment.
1371 * config/aarch64/aarch64-simd.md (*aarch64_mov<mode>, VSTRUCT modes):
1372 Remove use of aarch64_simd_attr_length_move, set length attribute
1374 (*aarch64_be_movoi): Likewise.
1375 (*aarch64_be_movci): Likewise.
1376 (*aarch64_be_movxi): Likewise.
1378 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
1380 * loop-init.c (gate): Do not enale RTL loop unroller with -fpeel-loops.
1381 It no longer does that.
1382 * toplev.c (process_options): Do not enable flag_web with -fpeel-loops.
1384 2016-05-31 Wladimir J. van der Laan <laanwj@gmail.com>
1386 * config/aarch64/arm_neon.h (vdupb_laneq_s8): Remove spurious
1387 attribute __unused__.
1389 2016-05-31 Thomas Preud'homme <thomas.preudhomme@arm.com>
1391 * config/arm/arm-protos.h (arm_arch_thumb1): Declare.
1392 * config/arm/arm.c (arm_arch_thumb1): Define.
1393 (arm_option_override): Initialize arm_arch_thumb1.
1394 * config/arm/arm.h (arm_arch_thumb1): Declare.
1395 (TARGET_ARM_ARCH_ISA_THUMB): Use arm_arch_thumb to determine if target
1396 support Thumb-1 ISA.
1398 2016-05-31 Kirill Yukhin <kirill.yukhin@intel.com>
1401 * config/i386/sse.md (define_insn_and_split "*vec_extractv4sf_0"): Use
1402 `Yv' for scalar operand.
1404 2016-05-31 Tom de Vries <tom@codesourcery.com>
1406 PR tree-optimization/69068
1407 * graphite-isl-ast-to-gimple.c (copy_bb_and_scalar_dependences): Handle
1408 phis with more than two args.
1410 2016-05-30 Andreas Tobler <andreast@gcc.gnu.org>
1412 * config.gcc: Move hard float support for arm*hf*-*-freebsd* into
1413 armv6*-*-freebsd* for FreeBSD 11. Eliminate the arm*hf*-*-freebsd*
1416 2016-05-30 Jose E. Marchesi <jose.marchesi@oracle.com>
1418 * config.gcc (sparc*-*-*): Support cpu_32, cpu_64, tune_32 and
1420 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
1422 * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Add entries for
1423 cpu_32, cpu_64, tune_32 and tune_64.
1424 * config/sparc/sol2.h (OPTION_DEFAULT_SPECS): Likewise.
1426 2016-05-30 Uros Bizjak <ubizjak@gmail.com>
1428 * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
1430 2016-05-30 Andi Kleen <ak@linux.intel.com>
1432 * auto-profile.c (read_profile): Replace asserts with errors
1433 when file does not exist.
1434 * gcov-io.c (gcov_read_words): Dito.
1436 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
1438 * tree-cfg.c (print_loop): Print likely upper bounds.
1440 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
1442 * doc/invoke.texi (-fpeel-loops,-O3): Update documentation.
1443 * opts.c (default_options): Enable peel loops at -O3.
1444 * tree-ssa-loop-ivcanon.c (peeled_loops): New static var.
1445 (try_peel_loop): Do not re-peel already peeled loops;
1446 use likely upper bounds; fix profile updating.
1447 (pass_complete_unroll::execute): Initialize peeled_loops.
1449 2016-05-30 Martin Liska <mliska@suse.cz>
1451 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Scale
1452 computed costs by frequency of BB they belong to.
1453 (get_scaled_computation_cost_at): New function.
1455 2016-05-30 Alexander Monakov <amonakov@ispras.ru>
1456 Marc Glisse <marc.glisse@inria.fr>
1458 PR tree-optimization/71289
1459 * match.pd (-1 / B < A, A > -1 / B): New transformations.
1461 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
1463 * tree-vect-loop.c (vect_transform_loop): Update likely bounds.
1465 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
1467 * tree-ssa-loop-ivcanon.c (try_peel_loop): Correctly set wont_exit
1468 for peeled copies; avoid underflow when updating estimates; correctly
1471 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
1473 * tree-ssa-reassoc.ci (swap_ops_for_binary_stmt): Fix typo from commit
1474 r236875. Corrected oe3 to oe2 as obvious.
1476 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
1480 * tree-ssa-reassoc.c (insert_stmt_before_use): Use find_insert_point so
1481 that inserted stmt will not dominate stmts that defines its operand.
1482 (rewrite_expr_tree): Add stmt_to_insert before adding the use stmt.
1483 (rewrite_expr_tree_parallel): Likewise.
1485 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
1488 * tree-ssa-reassoc.c (swap_ops_for_binary_stmt): Fix swap such that
1489 all fields including stmt_to_insert are swapped.
1491 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
1493 * predict.h (force_edge_cold): Declare.
1494 * predict.c (force_edge_cold): New function.
1495 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Fix profile
1497 (canonicalize_loop_induction_variables): Fix formating.
1499 2016-05-30 Eric Botcazou <ebotcazou@adacore.com>
1501 * config/visium/visium.c (visium_split_double_add): Minor tweaks.
1502 (visium_expand_copysign): Use gen_int_mode directly.
1503 (visium_compute_frame_size): Minor tweaks.
1505 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
1507 * tree-vect-loop.c (vect_analyze_loop_2): Use
1508 likely_max_stmt_executions_int.
1510 2016-05-30 Tom de Vries <tom@codesourcery.com>
1512 PR tree-optimization/69067
1513 * graphite-isl-ast-to-gimple.c (get_def_bb_for_const): Remove assert.
1515 2016-05-29 Uros Bizjak <ubizjak@gmail.com>
1518 * config/i386/sync.md (define_peephole2 atomic_storedi_fpu):
1519 New peepholes to remove unneeded fild/fistp pairs.
1520 (define_peephole2 atomic_loaddi_fpu): Ditto.
1522 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
1524 * predict.c (maybe_hot_frequency_p): Avoid division.
1526 2016-05-28 Gerald Pfeifer <gerald@pfeifer.com>
1528 * doc/install.texi: Use https for shop.fsf.org.
1530 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
1532 * tree-ssa-loop-ivopts.c (estimated_stmt_executions_int): Use
1533 likely_max_stmt_executions_int.
1535 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
1537 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
1538 likely_max_stmt_executions_int.
1540 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
1542 * profile.c (compute_branch_probabilities): Do not report hitrates
1544 (branch_prob): Report hitrates here.
1545 * predict.c (gimple_predict_edge): Do not assert profile status;
1546 fix formatting issues.
1548 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
1550 * predict.c (edge_predicted_by_p): New function.
1551 (predict_paths_for_bb): Do not put multiple predictions of the same type
1554 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
1556 * tree-ssa-loop-niter.c (number_of_iterations_exit): Revert accidental
1559 2016-05-28 Alan Modra <amodra@gmail.com>
1561 * dominance.c (verify_dominators): Don't segfault on NULL imm_bb.
1563 2016-05-28 Alan Modra <amodra@gmail.com>
1565 PR rtl-optimization/71275
1566 * ira.c (ira): Free dominance info.
1568 2016-05-27 Gerald Pfeifer <gerald@pfeifer.com>
1570 * doc/sourcebuild.texi: New address for upstream Go repository.
1572 2016-05-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
1574 * config/arm/arm.h (TARGET_ARM_V6M): Remove.
1575 (TARGET_ARM_V7M): Likewise.
1577 2016-05-26 Jeff Law <law@redhat.com>
1579 * tree-ssa-threadedge.c: Remove include of tree-ssa-threadbackward.h.
1580 (thread_across_edge): Remove calls to find_jump_threads_backwards.
1581 * passes.def: Add jump threading passes before DOM/VRP.
1582 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Change
1583 argument to a basic block from an edge. Remove tests which are
1585 (pass_data_thread_jumps, class pass_thread_jumps): New.
1586 (pass_thread_jumps::gate, pass_thread_jumps::execute): New.
1587 (make_pass_thread_jumps): Likewise.
1588 * tree-pass.h (make_pass_thread_jumps): Declare.
1590 2016-05-27 Eric Botcazou <ebotcazou@adacore.com>
1592 * config/visium/visium-protos.h (split_double_move): Rename into...
1593 (visium_split_double_move): ...this.
1594 (visium_split_double_add): Declare.
1595 * config/visium/visium.c (split_double_move): Rename into...
1596 (visium_split_double_move): ...this.
1597 (visium_split_double_add): New function.
1598 (visium_expand_copysign): Renumber operands for consistency.
1599 * config/visium/visium.md (DImode move splitter): Adjust to renaming.
1600 (DFmode move splitter): Likewise.
1601 (*addi3_insn): Split by means of visium_split_double_add.
1602 (*adddi3_insn_flags): Delete.
1603 (*plus_plus_sltu<subst_arith>): New insn.
1604 (*subdi3_insn): Split by means of visium_split_double_add.
1605 (subdi3_insn_flags): Delete.
1606 (*minus_minus_sltu<subst_arith>): New insn.
1607 (*negdi2_insn): Split by means of visium_split_double_add.
1608 (*negdi2_insn_flags): Delete.
1610 2016-05-27 Ulrich Weigand <uweigand@de.ibm.com>
1612 * configure.ac: Treat a --with-headers option without argument
1613 the same as the default (i.e. consult sys-include directory).
1614 * configure: Regenerate.
1616 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1618 * config/aarch64/aarch64.c (aarch64_fusion_enabled_p): New function.
1619 * config/aarch64/aarch64-protos.h (aarch64_fusion_enabled_p): Declare
1621 * config/aarch64/aarch64-simd.md (aarch64_crypto_aes<aesmc_op>v16qi):
1622 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
1624 2016-05-27 Jiong Wang <jiong.wang@arm.com>
1627 * config/aarch64/aarch64.c (aarch64_expand_builtin_va_start): Honor
1628 tree-stdarg analysis results.
1629 (aarch64_setup_incoming_varargs): Likewise.
1631 2016-05-27 Jiong Wang <jiong.wang@arm.com>
1633 * config/aarch64/aarch64.c (aarch64_build_builtin_va_list): Initialize
1634 va_list_gpr_counter_field and va_list_fpr_counter_field.
1636 2016-05-27 Wilco Dijkstra <wdijkstr@arm.com>
1639 * config/aarch64/aarch64.h (CANNOT_CHANGE_MODE_CLASS): Remove.
1640 * config/aarch64/aarch64.c
1641 (aarch64_cannot_change_mode_class): Remove function.
1642 * config/aarch64/aarch64-protos.h
1643 (aarch64_cannot_change_mode_class): Remove.
1645 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
1647 * cfgloop.c (record_niter_bound): Record likely upper bounds.
1648 (likely_max_stmt_executions_int, get_likely_max_loop_iterations,
1649 get_likely_max_loop_iterations_int): New.
1650 * cfgloop.h (struct loop): Add nb_iterations_likely_upper_bound,
1651 any_likely_upper_bound.
1652 (get_likely_max_loop_iterations_int, get_likely_max_loop_iterations):
1654 * cfgloopmanip.c (copy_loop_info): Copy likely upper bounds.
1655 * loop-unroll.c (unroll_loop_constant_iterations): Update likely
1657 (unroll_loop_constant_iterations): Likewise.
1658 (unroll_loop_runtime_iterations): Likewise.
1659 * lto-streamer-in.c (input_cfg): Stream likely upper bounds.
1660 * lto-streamer-out.c (output_cfg): Likewise.
1661 * tree-ssa-loop-ivcanon.c (try_peel_loop): Update likely upper
1663 (canonicalize_loop_induction_variables): Dump likely upper bounds.
1664 * tree-ssa-loop-niter.c (record_estimate): Record likely upper bounds.
1665 (likely_max_loop_iterations): New.
1666 (likely_max_loop_iterations_int): New.
1667 (likely_max_stmt_executions): New.
1668 * tree-ssa-loop-niter.h (likely_max_loop_iterations,
1669 likely_max_loop_iterations_int, likely_max_stmt_executions_int,
1670 likely_max_stmt_executions): Declare.
1672 2016-05-27 Marek Polacek <polacek@redhat.com>
1675 * gimple-fold.c (gimple_fold_call): Check that LHS is not null.
1677 2016-05-27 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1679 * config/s390/s390.md (2x risbg splitters): Use
1680 reg_overlap_mentioned_p instead of rtx_equal_p.
1682 2016-05-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
1684 * combine.c (make_compound_operation): Take known zero bits into
1685 account when checking for possible zero_extend.
1687 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1689 * config/aarch64/aarch64.md (ashl<mode>3, SHORT modes):
1690 Use const_int_operand for operand 2 predicate. Simplify expand code
1693 2016-05-27 Ilya Enkovich <ilya.enkovich@intel.com>
1696 * fold-const.c (fold_ternary_loc): Don't fold VEC_COND_EXPR
1699 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1701 * config/aarch64/aarch64-modes.def (CC_ZESWP, CC_SESWP): Delete.
1702 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Remove condition
1703 that returns CC_SESWPmode and CC_ZESWPmode.
1704 (aarch64_get_condition_code_1): Remove handling of CC_SESWPmode
1706 (aarch64_rtx_costs): Likewise.
1708 2016-05-26 Michael Meissner <meissner@linux.vnet.ibm.com>
1710 * config/rs6000/rs6000.c (rs6000_emit_p9_fp_minmax): New function
1711 for ISA 3.0 min/max support.
1712 (rs6000_emit_p9_fp_cmove): New function for ISA 3.0 floating point
1713 conditional move support.
1714 (rs6000_emit_cmove): Call rs6000_emit_p9_fp_minmax and
1715 rs6000_emit_p9_fp_cmove if the ISA 3.0 instructions are
1717 * config/rs6000/rs6000.md (SFDF2): New iterator to allow doing
1718 conditional moves where the comparison type is different from move
1720 (fp_minmax): New code iterator for smin/smax.
1721 (minmax): New code attributes for min/max.
1722 (SMINMAX): Likewise.
1723 (smax<mode>3): Combine min, max insns into one insn using the
1724 fp_minmax code iterator. Add support for ISA 3.0 min/max
1725 instructions that don't need -ffast-math.
1726 (s<minmax><mode>3): Likewise.
1727 (smax<mode>3_vsx): Likewise.
1728 (smin<mode>3): Likewise.
1729 (s<minmax><mode>3_vsx): Likewise.
1730 (smin<mode>3_vsx): Likewise.
1731 (pre-VSX min/max splitters): Likewise.
1732 (s<minmax><mode>3_fpr): Likewise.
1733 (movsfcc): Rewrite floating point conditional moves to combine
1734 SFmode/DFmode into a single insn.
1735 (mov<mode>cc): Likewise.
1736 (movdfcc): Likewise.
1737 (fselsfsf4): Combine FSEL cases into a single insn, using SFDF and
1738 SFDF2 iterators to handle all combinations.
1739 (fseldfsf4): Likewise.
1740 (fsel<SFDF:mode><SFDF2:mode>4): Likewise.
1741 (fseldfdf4): Likewise.
1742 (fselsfdf4): Likewise.
1743 (mov<SFDF:mode><SFDF2:mode>cc_p9): Add support for the ISA 3.0
1744 comparison instructions that set a 0/-1 mask, and use it for
1745 floating point conditional move via XXSEL.
1746 (fpmask<mode>): Likewise.
1747 (xxsel<mode>): Likewise.
1748 * config/rs6000/predicates.md (min_max_operator): Delete, no
1750 (fpmask_comparison_operaton): New insn for ISA 3.0 comparison
1751 instructions that generate a 0/-1 mask for use with XXSEL.
1752 * config/rs6000/rs6000.h (TARGET_MINMAX_SF): New helper macros to
1753 say whether floating point min/max is available, either through
1754 FSEL, ISA 2.06 min/max, and ISA 3.0 min/max instrucitons.
1755 (TARGET_MINMAX_DF): Likewise.
1757 2016-05-27 Alan Modra <amodra@gmail.com>
1759 PR rtl-optimization/71275
1760 * ira.c (ira): Call loop_optimizer_init to set up bb_loop_depth
1761 for update_equiv_regs and combine_and_move_insns.
1763 2016-05-26 Uros Bizjak <ubizjak@gmail.com>
1765 * config/i386/i386.md (*movqi_internal) <attr "isa">: Use
1766 if_then_else or cond RTXes to calculate attribute value.
1767 * config/i386/mmx.md (*vec_extractv2sf_1) <attr "prefix_rep">: Ditto.
1768 <attr "length_immediate>: Ditto.
1769 (*vec_extractv2sf_1) <attr "length_immediate">: Ditto.
1770 * config/i386/sse.md (sse_loadlps) <attr "length_immediate">: Ditto.
1771 (*vec_concatv2sf_sse4_1) <attr "isa">: Ditto.
1772 <attr "type">: Ditto.
1773 <attr "prefix_data16">: Ditto.
1774 <attr "prefix_extra">: Ditto.
1775 <attr "length_immediate">: Ditto.
1776 <attr "prefix">: Ditto.
1777 (vec_set<mode>_0) <attr "isa">: Ditto.
1778 <attr "prefix_extra">: Ditto.
1779 <attr "length_immediate">: Ditto.
1780 <attr "prefix">: Ditto.
1781 (*vec_interleave_highv2df) <attr "prefix_data16">: Ditto.
1782 (*vec_interleave_lowv2df) <attr "prefix_data16">: Ditto.
1783 (sse2_storelpd) <attr "prefix_data16">: Ditto.
1784 (sse2_loadhpd) <attr "prefix_data16">: Ditto.
1785 (sse2_loadlpd) <attr "prefix_data16">: Ditto.
1786 <attr "length_immediate">: Ditto.
1787 <attr "prefix">: Ditto.
1788 (sse2_movsd) <attr "length_immediate">: Ditto.
1789 <attr "prefix">: Ditto.
1790 (vec_concatv2df) <attr "isa">: Ditto.
1791 <attr "prefix">: Ditto.
1792 (*vec_extractv4si) <attr "prefix_extra">: Ditto.
1793 (*vec_extractv2di_1) <attr "isa">: Ditto.
1794 <attr "type">: Ditto.
1795 <attr "length_immediate">: Ditto.
1796 <attr "prefix_rex">: Ditto.
1797 <attr "prefix_extra">: Ditto.
1798 (*vec_concatv2si_sse4_1) <attr "type">: Ditto.
1799 <attr "prefix_extra">: Ditto.
1800 <attr "length_immediate">: Ditto.
1801 (vec_concatv2di) <attr "isa">: Ditto.
1802 <attr "prefix_extra">: Ditto.
1803 <attr "length_immediate">: Ditto.
1804 <attr "prefix">: Ditto.
1806 2016-05-26 Martin Liska <mliska@suse.cz>
1808 * tree-ssa-loop-ivopts.c (comp_cost::infinite_cost_p): New
1810 (operator+): Likewise.
1811 (operator-): Likewise.
1812 (comp_cost::operator+=): Likewise.
1813 (comp_cost::operator-=): Likewise.
1814 (comp_cost::operator/=): Likewise.
1815 (comp_cost::operator*=): Likewise.
1816 (operator<): Likewise.
1817 (operator==): Likewise.
1818 (operator<=): Likewise.
1820 (infinite_cost_p): Likewise.
1821 (add_costs): Likewise.
1822 (sub_costs): Likewise.
1823 (compare_costs): Likewise.
1824 (set_group_iv_cost): Use the newly introduced functions.
1825 (get_address_cost): Likewise.
1826 (get_shiftadd_cost): Likewise.
1827 (force_expr_to_var_cost): Likewise.
1828 (split_address_cost): Likewise.
1829 (ptr_difference_cost): Likewise.
1830 (difference_cost): Likewise.
1831 (get_computation_cost_at): Likewise.
1832 (determine_group_iv_cost_generic): Likewise.
1833 (determine_group_iv_cost_address): Likewise.
1834 (determine_group_iv_cost_cond): Likewise.
1835 (autoinc_possible_for_pair): Likewise.
1836 (determine_group_iv_costs): Likewise.
1837 (cheaper_cost_pair): Likewise.
1838 (iv_ca_recount_cost): Likewise.
1839 (iv_ca_set_no_cp): Likewise.
1840 (iv_ca_set_cp): Likewise.
1841 (iv_ca_cost): Likewise.
1842 (iv_ca_new): Likewise.
1843 (iv_ca_dump): Likewise.
1844 (iv_ca_narrow): Likewise.
1845 (iv_ca_prune): Likewise.
1846 (iv_ca_replace): Likewise.
1847 (try_add_cand_for): Likewise.
1848 (try_improve_iv_set): Likewise.
1849 (find_optimal_iv_set): Likewise.
1851 2016-05-26 Richard Sandiford <richard.sandiford@arm.com>
1853 * tree-ssa-loop-ivopts.c (loop_body_includes_call): Don't assume
1854 that internal functions will clobber all caller-saved registers.
1856 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
1858 * config/aarch64/aarch64.c (aarch64_case_values_threshold):
1859 Return a better case_values_threshold when optimizing.
1861 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
1863 * config/aarch64/aarch64-simd.md (aarch64_combinez):
1864 Add ? to integer variant.
1865 (aarch64_combinez_be): Likewise.
1867 2016-05-26 Jakub Jelinek <jakub@redhat.com>
1869 * config/i386/sse.md (*vcvtps2ph_store<mask_name>): Use v constraint
1870 instead of x constraint.
1871 (vcvtps2ph256<mask_name>): Likewise.
1873 * config/i386/sse.md (*ssse3_palignr<mode>_perm): Add avx512bw
1874 alternative. Formatting fix.
1876 * config/i386/sse.md
1877 (<mask_codefor>avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Rename
1879 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>): ... this.
1880 (*avx_vperm_broadcast_v4sf): Use v constraint instead of x. Use
1881 maybe_evex prefix instead of vex.
1882 (*avx_vperm_broadcast_<mode>): Use v constraint instead of x. Handle
1883 EXT_REX_SSE_REG_P (op0) case in the splitter.
1885 2016-05-25 Jeff Law <law@redhat.com>
1887 PR tree-optimization/71272
1888 * tree-ssa-threadbackward.c (convert_and_register_jump_thread_path):
1889 Update comments. Add test for empty path.
1891 2016-05-25 Bill Seurer <seurer@linux.vnet.ibm.com>
1893 * config/rs6000/altivec.h (vec_cmpne): Add #define for vec_cmpne.
1894 * config/rs6000/rs6000-builtin.def (vec_cmpne): Add vec_cmpne as a
1895 special case builtin.
1896 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
1897 code for ALTIVEC_BUILTIN_VEC_CMPNE.
1898 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
1899 for __builtin_vec_cmpne.
1901 2016-05-25 Eric Botcazou <ebotcazou@adacore.com>
1903 * tree-ssa-phiopt.c (factor_out_conditional_conversion): Remove
1904 redundant test and bail out if the type of the new operand is not
1905 a GIMPLE register type after stripping a VIEW_CONVERT_EXPR.
1907 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
1909 * config/i386/i386.opt (ix86_target_flags_explicit): Remove.
1910 (x_ix86_target_flags_explicit): Remove.
1911 * config/i386/i386.c (ix86_function_specific_save): Do not copy
1912 x_ix86_target_flags_explicit.
1913 (ix86_function_specific_restore): Ditto.
1915 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
1916 H.J. Lu <hongjiu.lu@intel.com>
1919 * common/config/i386/i386-common.c
1920 (OPTION_MASK_ISA_GENERAL_REGS_ONLY_UNSET): New.
1921 (ix86_handle_option) <case OPT_mgeneral_regs_only>: Disable
1922 MPX, MMX, SSE and x87 instructions for -mgeneral-regs-only.
1923 * config/i386/i386.opt (ix86_target_flags): Add new Variable.
1924 (-mgeneral-regs-only): Add new option.
1925 * config/i386/i386.c (ix86_option_override_internal): Don't enable
1926 x87 instructions if only general registers are allowed.
1927 (ix86_target_string): Add ix86_flags argument. Handle additional
1928 flags options through ix86_flags argument. Update all callers.
1929 * doc/invoke.texi: Document -mgeneral-regs-only.
1931 2016-05-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1933 PR rtl-optimization/66940
1934 * ifcvt.c (noce_get_alt_condition): Check that incrementing or
1935 decrementing desired_val will not overflow before performing these
1938 2016-05-25 Ilya Verbin <ilya.verbin@intel.com>
1940 * config/i386/i386-builtin-types.def: Add V16SI_FTYPE_V16SF,
1941 V8DF_FTYPE_V8DF_ROUND, V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND.
1942 * config/i386/i386.c (enum ix86_builtins): Add
1943 IX86_BUILTIN_CVTPS2DQ512_MASK, IX86_BUILTIN_FLOORPS512,
1944 IX86_BUILTIN_FLOORPD512, IX86_BUILTIN_CEILPS512, IX86_BUILTIN_CEILPD512,
1945 IX86_BUILTIN_TRUNCPS512, IX86_BUILTIN_TRUNCPD512,
1946 IX86_BUILTIN_CVTPS2DQ512, IX86_BUILTIN_VEC_PACK_SFIX512,
1947 IX86_BUILTIN_FLOORPS_SFIX512, IX86_BUILTIN_CEILPS_SFIX512,
1948 IX86_BUILTIN_ROUNDPS_AZ_SFIX512.
1949 (builtin_description bdesc_args): Add __builtin_ia32_floorps512,
1950 __builtin_ia32_ceilps512, __builtin_ia32_truncps512,
1951 __builtin_ia32_floorpd512, __builtin_ia32_ceilpd512,
1952 __builtin_ia32_truncpd512, __builtin_ia32_cvtps2dq512,
1953 __builtin_ia32_vec_pack_sfix512, __builtin_ia32_roundps_az_sfix512,
1954 __builtin_ia32_floorps_sfix512, __builtin_ia32_ceilps_sfix512.
1955 Change IX86_BUILTIN_CVTPS2DQ512 to IX86_BUILTIN_CVTPS2DQ512_MASK for
1956 __builtin_ia32_cvtps2dq512_mask.
1957 (ix86_expand_args_builtin): Handle V8DF_FTYPE_V8DF_ROUND,
1958 V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF.
1959 (ix86_builtin_vectorized_function): Handle builtins mentioned above.
1960 * config/i386/sse.md
1961 (<mask_codefor>avx512f_fix_notruncv16sfv16si<mask_name><round_name>):
1963 (avx512f_fix_notruncv16sfv16si<mask_name><round_name>): ... this.
1964 (<mask_codefor>avx512f_cvtpd2dq512<mask_name><round_name>): Rename
1966 (avx512f_cvtpd2dq512<mask_name><round_name>): ... this.
1967 (avx512f_vec_pack_sfix_v8df): New define_expand.
1968 (avx512f_roundpd512): Rename to ...
1969 (avx512f_round<castmode>512): ... this. Change iterator.
1970 (avx512f_roundps512_sfix): New define_expand.
1971 (round<mode>2_sfix): Change iterator.
1973 2016-05-25 Nick Clifton <nickc@redhat.com>
1975 * config/msp430/msp430.c (msp430_attr): Produce an error if a
1976 static interrupt handler is detected.
1977 * config/msp430/msp430.h (LIB_SPEC): Do not use msp430.ld as the
1978 default linker script.
1979 * config/msp430/msp430.md (movpsihi2_lo): New pattern for loading
1980 the low part of a symbolic pointer.
1982 2016-05-25 Richard Biener <rguenther@suse.de>
1984 PR tree-optimization/71261
1985 * tree-if-conv.c (ifcvt_split_def_stmt): Walk uses on the
1986 interesting stmt instead of immediate uses when looking
1987 for the use operand to replace.
1989 2016-05-25 Martin Liska <mliska@suse.cz>
1991 * ipa-inline.c (edge_badness): Use 'w/' instead of 'w'.
1993 2016-05-25 Richard Biener <rguenther@suse.de>
1995 PR tree-optimization/71264
1996 * tree-vect-stmts.c (vect_init_vector): Properly deal with
1999 2016-05-25 Martin Liska <mliska@suse.cz>
2001 PR tree-optimization/71239
2002 * tree.c (array_at_struct_end_p): Do not call operand_equal_p
2003 if DECL_SIZE is NULL.
2005 2016-05-25 Richard Biener <rguenther@suse.de>
2007 * timevar.def (TV_TREE_LOOP_IFCVT): Add.
2008 * tree-if-conv.c (pass_data_if_conversion): Use it.
2010 2016-05-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
2012 * cgraph.c (cgraph_node::get_availability): Fix typo in comment.
2013 * symtab.c (symtab_node::binds_to_current_def_p): Likewise.
2014 * varpool.c (varpool_node::get_availability): Likewise.
2016 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
2018 * config/rs6000/altivec.md (VNEG iterator): New iterator for
2019 VNEGW/VNEGD instructions.
2020 (p9_neg<mode>2): New insns for ISA 3.0 VNEGW/VNEGD.
2021 (neg<mode>2): Add expander for V2DImode added in ISA 2.07, and
2022 support for ISA 3.0 VNEGW/VNEGD instructions.
2024 2016-05-24 Cesar Philippidis <cesar@codesourcery.com>
2026 * gimplify.c (omp_notice_variable): Use zero-length arrays for data
2027 pointers inside OACC_DATA regions.
2028 (gimplify_scan_omp_clauses): Prune firstprivate clause associated
2029 with OACC_DATA, OACC_ENTER_DATA and OACC_EXIT data regions.
2030 (gimplify_adjust_omp_clauses): Fix typo in comment.
2032 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
2034 * config/rs6000/altivec.md (VParity): New mode iterator for vector
2035 parity built-in functions.
2036 (p9v_ctz<mode>2): Add support for ISA 3.0 vector count trailing
2038 (p9v_parity<mode>2): Likewise.
2039 * config/rs6000/vector.md (VEC_IP): New mode iterator for vector
2041 (ctz<mode>2): ISA 3.0 expander for vector count trailing zeros.
2042 (parity<mode>2): ISA 3.0 expander for vector parity.
2043 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_1): New macros for
2045 (BU_P9_64BIT_MISC_0): Likewise.
2046 (BU_P9_MISC_0): Likewise.
2047 (BU_P9V_AV_1): Likewise.
2048 (BU_P9V_AV_2): Likewise.
2049 (BU_P9V_AV_3): Likewise.
2050 (BU_P9V_AV_P): Likewise.
2051 (BU_P9V_VSX_1): Likewise.
2052 (BU_P9V_OVERLOAD_1): Likewise.
2053 (BU_P9V_OVERLOAD_2): Likewise.
2054 (BU_P9V_OVERLOAD_3): Likewise.
2055 (VCTZB): Add vector count trailing zeros support.
2059 (VPRTYBD): Add vector parity support.
2060 (VPRTYBQ): Likewise.
2061 (VPRTYBW): Likewise.
2062 (VCTZ): Add overloaded vector count trailing zeros support.
2063 (VPRTYB): Add overloaded vector parity support.
2064 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
2065 overloaded vector count trailing zeros and parity instructions.
2066 * config/rs6000/rs6000.md (wd mode attribute): Add V1TI and TI for
2067 vector parity support.
2068 * config/rs6000/altivec.h (vec_vctz): Add ISA 3.0 vector count
2069 trailing zeros support.
2070 (vec_cntlz): Likewise.
2071 (vec_vctzb): Likewise.
2072 (vec_vctzd): Likewise.
2073 (vec_vctzh): Likewise.
2074 (vec_vctzw): Likewise.
2075 (vec_vprtyb): Add ISA 3.0 vector parity support.
2076 (vec_vprtybd): Likewise.
2077 (vec_vprtybw): Likewise.
2078 (vec_vprtybq): Likewise.
2079 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
2080 the ISA 3.0 vector count trailing zeros and vector parity built-in
2083 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
2085 * tree-ssa-reassoc.c (sort_by_operand_rank): Skip checking gimple_bb
2086 when there is stmt_to_insert.
2088 2016-05-24 Martin Sebor <msebor@redhat.com>
2091 * tree.h (complete_or_array_type_p): New inline function.
2093 2016-05-24 Jakub Jelinek <jakub@redhat.com>
2095 * config/i386/i386.h (TARGET_AVOID_4BYTE_PREFIXES): Define.
2096 * config/i386/constraints.md (Yr): Test TARGET_AVOID_4BYTE_PREFIXES
2097 rather than X86_TUNE_AVOID_4BYTE_PREFIXES.
2099 * config/i386/sse.md (<sse4_1>_round<ssemodesuffix><avxsizesuffix>):
2100 Limit 1st alternative to noavx isa, split 2nd alternative into one
2101 noavx and one avx alternative, use *x and Bm in the former and
2102 x and m in the latter.
2104 * config/i386/sse.md (vec_set<mode>_0): Use sse4_noavx isa instead
2105 of sse4 for the first alternative, drop %v from the template
2106 and d operand modifier. Split second alternative into one sse4_noavx
2107 and one avx alternative, use *x instead of *v in the former and v
2108 instead of *v in the latter.
2109 (*sse4_1_extractps): Use noavx isa instead of * for the first
2110 alternative, drop %v from the template. Split second alternative into
2111 one noavx and one avx alternative, use *x instead of *v in the
2112 former and v instead of *v in the latter.
2113 (<vi8_sse4_1_avx2_avx512>_movntdqa): Guard the first 2 alternatives
2114 with noavx and the last one with avx.
2115 (sse4_1_phminposuw): Guard first alternative with noavx isa,
2116 split the second one into one noavx and one avx alternative,
2117 use *x and Bm in the former and x and m in the latter one.
2118 (<sse4_1>_ptest<mode>): Use noavx instead of * for the first two
2121 * config/i386/sse.md (sse4_1_<code>v8qiv8hi2<mask_name>): Limit
2122 first two alternatives to noavx, use *x instead of *v in the second
2123 one, add avx alternative without *.
2124 (sse4_1_<code>v4qiv4si2<mask_name>, sse4_1_<code>v4hiv4si2<mask_name>,
2125 sse4_1_<code>v2qiv2di2<mask_name>, sse4_1_<code>v2hiv2di2<mask_name>,
2126 sse4_1_<code>v2siv2di2<mask_name>): Likewise.
2128 2016-05-24 Jeff Law <law@redhat.com>
2130 * tree-ssa-threadbackwards.c (convert_and_register_jump_thread_path):
2131 New function, extracted from...
2132 (fsm_find_control_statement_thread_paths): Here. Use the new function.
2133 Allow simple copies and constant initializations in the SSA chain.
2135 2016-05-24 Marek Polacek <polacek@redhat.com>
2138 * gimplify.c (gimplify_switch_expr): Look into the innermost lexical
2141 2016-05-24 Jakub Jelinek <jakub@redhat.com>
2144 * tree-vect-stmts.c (vectorizable_simd_clone_call): Handle
2145 SIMD_CLONE_ARG_TYPE_LINEAR_REF_CONSTANT_STEP like
2146 SIMD_CLONE_ARG_TYPE_LINEAR_CONSTANT_STEP. Add
2147 SIMD_CLONE_ARG_TYPE_LINEAR_VAL_CONSTANT_STEP and
2148 SIMD_CLONE_ARG_TYPE_LINEAR_UVAL_CONSTANT_STEP cases explicitly.
2150 2016-05-24 Richard Biener <rguenther@suse.de>
2152 PR tree-optimization/71240
2153 * tree-ssa-math-opts.c (init_symbolic_number): Verify the source
2156 2016-05-24 Richard Biener <rguenther@suse.de>
2158 PR tree-optimization/71230
2159 * tree-ssa-reassoc.c (zero_one_operation): Handle negate special ops.
2161 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
2163 * tree-vectorizer.h (vectorizable_comparison): Delete.
2164 * tree-vect-loop.c (vectorizable_reduction): Remove redundant
2165 PURE_SLP_STMT check.
2166 * tree-vect-stmts.c (vectorizable_call): Likewise.
2167 (vectorizable_simd_clone_call): Likewise.
2168 (vectorizable_conversion): Likewise.
2169 (vectorizable_assignment): Likewise.
2170 (vectorizable_shift): Likewise.
2171 (vectorizable_operation): Likewise.
2172 (vectorizable_load): Likewise.
2173 (vectorizable_condition): Likewise.
2174 (vectorizable_store): Likewise. Assert that we don't have
2176 (vectorizable_comparison): Make static. Remove redundant
2177 PURE_SLP_STMT check.
2178 (vect_transform_stmt): Assert that we always have an slp_node
2181 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2183 * config/arm/neon.md (ashldi3_neon): Replace comparison of INTVAL of
2184 operands[2] against 1 with comparison against CONST1_RTX.
2185 (<shift>di3_neon): Likewise.
2186 * config/arm/predicates.md (const0_operand): Replace with comparison
2189 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2191 * config/arm/arm.md (ashldi3): Replace comparison of INTVAL of
2192 operands[2] against 1 with comparison against CONST1_RTX.
2193 (ashrdi3): Likewise.
2194 (lshrdi3): Likewise.
2195 (ashlsi3): Replace cast of INTVAL to unsigned HOST_WIDE_INT with
2197 (ashrsi3): Likewise.
2198 (lshrsi3): Likewise.
2199 (rotrsi3): Likewise.
2200 (define_split above *compareqi_eq0): Likewise.
2201 (define_split above "prologue"): Likewise.
2202 * config/arm/arm.c (thumb1_size_rtx_costs): Likewise.
2203 * config/arm/predicates.md (shift_operator): Likewise.
2204 (shift_nomul_operator): Likewise.
2205 (sat_shift_operator): Likewise.
2206 (thumb1_cmp_operand): Likewise.
2207 (const_neon_scalar_shift_amount_operand): Replace manual range
2208 check with IN_RANGE.
2209 * config/arm/thumb1.md (define_peephole2 above *thumb_subdi3):
2210 Replace cast of INTVAL to unsigned HOST_WIDE_INT with UINTVAL.
2212 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2214 * config/arm/arm.md (andsi3): Replace cast of 1 to HOST_WIDE_INT
2215 with HOST_WIDE_INT_1.
2217 * config/arm/arm.c (optimal_immediate_sequence): Replace cast of
2218 1 to unsigned HOST_WIDE_INT with HOST_WIDE_INT_1U.
2219 (arm_canonicalize_comparison): Likewise.
2220 (thumb1_rtx_costs): Replace cast of 1 to HOST_WIDE_INT with
2222 (thumb1_size_rtx_costs): Likewise.
2223 (vfp_const_double_index): Replace cast of 1 to unsigned
2224 HOST_WIDE_INT with HOST_WIDE_INT_1U.
2225 (get_jump_table_size): Replace cast of 1 to HOST_WIDE_INT with
2227 (arm_asan_shadow_offset): Replace cast of 1 to unsigned
2228 HOST_WIDE_INT with HOST_WIDE_INT_1U.
2229 * config/arm/neon.md (vec_set<mode>): Replace cast of 1 to
2230 HOST_WIDE_INT with HOST_WIDE_INT_1.
2232 2016-05-24 Marek Polacek <polacek@redhat.com>
2234 * tree-cfg.h (should_remove_lhs_p): New predicate.
2235 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Use it.
2236 * gimplify.c (gimplify_modify_expr): Likewise.
2237 * tree-cfg.c (verify_gimple_call): Likewise.
2238 * tree-cfgcleanup.c (fixup_noreturn_call): Likewise.
2239 * gimple-fold.c: Include "tree-cfg.h".
2240 (gimple_fold_call): Use should_remove_lhs_p.
2242 2016-05-24 Richard Biener <rguenther@suse.de>
2244 PR tree-optimization/71253
2245 * cfganal.h (control_dependences): Make robust against edge
2247 (control_dependences::control_dependences): Remove edge_list argument.
2248 (control_dependences::get_edge): Remove.
2249 (control_dependences::get_edge_src): Add.
2250 (control_dependences::get_edge_dest): Likewise.
2251 (control_dependences::m_el): Make a vector of edge src/dest index.
2252 * cfganal.c (control_dependences::find_control_dependence): Adjust.
2253 (control_dependences::control_dependences): Likewise.
2254 (control_dependences::~control_dependence): Likewise.
2255 (control_dependences::get_edge): Remove.
2256 (control_dependences::get_edge_src): Add.
2257 (control_dependences::get_edge_dest): Likewise.
2258 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Use
2260 (perform_tree_ssa_dce): Adjust.
2261 * tree-loop-distribution.c (create_edge_for_control_dependence): Use
2263 (pass_loop_distribution::execute): Adjust. Do loop destroying
2264 conditional on changed.
2266 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2269 * config/arm/arm.c (gen_operands_ldrd_strd): Remove bogus early
2270 return. Reindent transformation comment and mention the ARM state
2273 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
2276 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Add stmt_to_insert
2277 after build_and_add_sum creates new use stmt.
2279 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
2281 * tree-vect-stmts.c (vectorizable_load): Reorder checks so that
2282 load_lanes/grouped_load classification comes first. Don't check
2283 whether the vectorization factor is a multiple of the group size
2286 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
2288 * tree-vect-data-refs.c (vect_analyze_group_access_1): Set
2289 GROUP_GAP for single-element interleaving.
2290 * tree-vect-stmts.c (vectorizable_load): Remove force_peeling
2293 2016-05-24 Richard Biener <rguenther@suse.de>
2297 * tree-ssa.c (non_rewritable_mem_ref_base): Make sure to mark
2298 bases which are accessed with non-invariant indices.
2299 * gimple-fold.c (maybe_canonicalize_mem_ref_addr): Re-write
2300 constant index ARRAY_REFs of vectors into BIT_FIELD_REFs.
2302 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
2305 * tree-ssa-reassoc.c (struct operand_entry): Add field stmt_to_insert.
2306 (add_to_ops_vec): Add stmt_to_insert.
2307 (add_repeat_to_ops_vec): Init stmt_to_insert.
2308 (insert_stmt_before_use): New.
2309 (transform_add_to_multiply): Remove mult_stmt insertion and add it
2311 (get_ops): Init stmt_to_insert.
2312 (maybe_optimize_range_tests): Likewise.
2313 (rewrite_expr_tree): Insert stmt_to_insert before use stmt.
2314 (rewrite_expr_tree_parallel): Likewise.
2315 (reassociate_bb): Likewise.
2317 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
2320 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal): Drop
2321 ISA 3.0 xxperm fusion alternative.
2322 (altivec_vperm_v8hiv16qi): Likewise.
2323 (altivec_vperm_<mode>_uns_internal): Likewise.
2324 (vperm_v8hiv4si): Likewise.
2325 (vperm_v16qiv8hi): Likewise.
2327 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
2328 Kelvin Nilsen <kelvin@gcc.gnu.org>
2330 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Generate
2331 vpermr/xxpermr on ISA 3.0.
2332 (altivec_expand_vec_perm_le): Likewise.
2333 * config/rs6000/altivec.md (UNSPEC_VPERMR): New unspec.
2334 (altivec_vpermr_<mode>_internal): Add VPERMR/XXPERMR support for
2337 2016-05-23 Uros Bizjak <ubizjak@gmail.com>
2339 * config/i386/i386.h (IS_STACK_MODE): Enable for
2340 TARGET_MIX_SSE_I387. Rewrite using X87_FLOAT_MODE_P and
2341 SSE_FLOAT_MODE_P macros.
2342 * config/i386/i386.c (ix86_preferred_reload_class): Use
2343 IS_STACK_MODE, INTEGER_CLASS_P, FLOAT_CLASS_P and Q_CLASS_P macros.
2344 Cleanup regclass processing for CONST_DOUBLE_P.
2345 (ix86_preferred_output_reload_class): Use IS_STACK_MODE macro.
2346 (ix86_rtx_costs): Remove redundant TARGET_80387 check
2347 with IS_STACK_MODE macro.
2348 * config/i386/i386.md: Replace SSE_FLOAT_MODE_P (DFmode)
2350 (*movdf_internal): Use IS_STACK_MODE macro.
2351 (*movsf_internal): Ditto.
2353 2016-05-23 Marc Glisse <marc.glisse@inria.fr>
2355 * match.pd (a * (1 << b), ~x & ~y, ~X ^ ~Y, (X ^ Y) ^ Y, ~ (-A),
2356 ~ (A - 1), ~(~X >> Y), ~(~X >>r Y)): Relax constraints.
2358 2016-05-23 Jeff Law <law@redhat.com>
2360 * tree-ssa-threadbackward.c (profitable_jump_thread_path): New function
2362 (fsm_find_control_statement_thread_paths): Call it.
2364 2016-05-23 Martin Jambor <mjambor@suse.cz>
2367 * ipa-cp.c (ipa_get_indirect_edge_target_1): Only check value of
2368 from_global_constant if t is not NULL.
2370 2016-05-23 Marek Polacek <polacek@redhat.com>
2373 * common.opt (Wswitch-unreachable): New option.
2374 * doc/invoke.texi: Document -Wswitch-unreachable.
2375 * gimplify.c (gimplify_switch_expr): Implement the -Wswitch-unreachable
2378 2016-05-23 Bin Cheng <bin.cheng@arm.com>
2380 * tree-ssa-address.c (copy_ref_info): Check NULL TMR_STEP when
2381 TMR_INDEX is non-NULL.
2383 2016-05-23 Richard Biener <rguenther@suse.de>
2385 PR tree-optimization/71230
2386 * tree-ssa-reassoc.c (acceptable_pow_call): Move initial condition...
2387 (try_special_add_to_ops): ... here. Always test for single-use.
2389 2016-05-23 Martin Jambor <mjambor@suse.cz>
2391 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Create an empty
2392 default block if a PHI node in the original one would be resized.
2394 2016-05-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
2396 PR tree-optimization/58135
2397 * tree-vect-slp.c: When group size is not multiple
2398 of vector size, allow splitting of store group at
2401 2016-05-23 Christophe Lyon <christophe.lyon@linaro.org>
2403 * config/arm/arm_neon.h (vtst_p16, vtstq_p16): New.
2405 2016-05-22 Jakub Jelinek <jakub@redhat.com>
2407 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
2408 vec_set_hi_<mode><mask_name>): Add && <mask_avx512dq_condition>
2409 condition. For !TARGET_AVX512DQ, emit 32x4 instruction instead
2412 * config/i386/sse.md (vec_set_lo_v16hi, vec_set_hi_v16hi,
2413 vec_set_lo_v32qi, vec_set_hi_v32qi): Add alternative with
2414 v constraint instead of x and vinserti32x4 insn.
2416 * config/i386/sse.md (i128vldq): New mode iterator.
2417 (avx2_vbroadcasti128_<mode>, avx_vbroadcastf128_<mode>): Add
2418 avx512dq and avx512vl alternatives.
2420 * config/i386/sse.md (avx2_vec_dupv4df): Use v instead of x
2421 constraint, use maybe_evex prefix instead of vex.
2422 (vec_dupv4sf): Use v constraint instead of x for output
2423 operand except for noavx alternative, use Yv constraint
2424 instead of x for input. Use maybe_evex prefix instead of vex.
2425 (*vec_dupv4si): Likewise.
2426 (*vec_dupv2di): Likewise.
2428 2016-05-22 Kugan Vivekanandarajah <kuganv@linaro.org>
2431 * tree-ssa-reassoc.c (try_special_add_to_ops): New.
2432 (linearize_expr_tree): Call try_special_add_to_ops.
2433 (reassociate_bb): Convert MULT_EXPR by (-1) to NEGATE_EXPR.
2435 2016-05-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
2437 * config/avr/avr.c (avr_expand_prologue): Add INCOMING_FRAME_SP_OFFSET
2438 to computed stack_usage.
2440 2016-05-21 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
2443 * config/avr/avr.md (define_expand "mov<mode>"): If the source
2444 operand is subreg (symbol_ref) then move the symbol ref to register.
2446 2016-05-21 Jan Hubicka <hubicka@ucw.cz>
2448 * tree.c (array_at_struct_end_p): Look through MEM_REF.
2450 2016-05-21 Kugan Vivekanandarajah <kuganv@linaro.org>
2453 * tree-ssa-reassoc.c (transform_add_to_multiply): Disallow float
2456 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
2458 * tree-vrp.c (compare_values_warnv): Simplify handling of symbolic
2459 ranges by calling get_single_symbol and tidy up. Look more closely
2460 into NAME + CST1 vs CST2 comparisons if type overflow is undefined.
2462 2016-05-20 Jeff Law <law@redhat.com>
2464 * bitmap.c (bitmap_find_bit): Remove useless test.
2466 2016-05-20 Segher Boessenkool <segher@kernel.crashing.org>
2468 * function.c (thread_prologue_and_epilogue_insns): Commit the
2469 insertion of the epilogue.
2471 2016-05-20 Martin Jambor <mjambor@suse.cz>
2473 PR tree-optimization/70884
2474 * tree-sra.c (initialize_constant_pool_replacements): Do not check
2475 should_scalarize_away_bitmap and cannot_scalarize_away_bitmap bits.
2476 (sort_and_splice_var_accesses): Do not consider multiple scalar reads
2477 of constant pool data as a reason for scalarization.
2479 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
2481 * config/arm/arm.c (arm_expand_prologue): Set the stack usage to 0
2482 for naked functions.
2483 (thumb1_expand_prologue): Likewise.
2485 2016-05-20 Nathan Sidwell <nathan@acm.org>
2487 * config/nvptx/nptx.c (nvptx_option_override): Only set
2488 flag_toplevel_reorder, if not explicitly specified. Set
2489 flag_no_common, unless explicitly specified.
2491 2016-05-20 David Malcolm <dmalcolm@redhat.com>
2493 * calls.c (can_implement_as_sibling_call_p): Mark param
2494 reg_parm_stack_space with ATTRIBUTE_UNUSED.
2496 2016-05-20 Uros Bizjak <ubizjak@gmail.com>
2498 * config/i386/i386.c (ix86_rtx_costs) <case CONST_DOUBLE>:
2499 Use IS_STACK_MODE when calculating cost of standard 80387 constants.
2500 Fallthru to CONST_VECTOR case to calculate cost of standard SSE
2502 <case CONST_WIDE_INT>: Calculate cost of (MEM (SYMBOL_REF)).
2503 (ix86_legitimate_constant_p): Use CASE_CONST_SCALAR_INT
2506 2016-05-20 Cesar Philippidis <cesar@codesourcery.com>
2508 * config/nvptx/nvptx.md (sincossf3): New pattern.
2510 2016-05-20 David Malcolm <dmalcolm@redhat.com>
2512 * calls.c (maybe_complain_about_tail_call): New function.
2513 (initialize_argument_information): Call
2514 maybe_complain_about_tail_call when clearing *may_tailcall.
2515 (can_implement_as_sibling_call_p): Call
2516 maybe_complain_about_tail_call when returning false.
2517 (expand_call): Read CALL_EXPR_MUST_TAIL_CALL and, if set,
2518 ensure try_tail_call is set. Call maybe_complain_about_tail_call
2519 if tail-call optimization fails.
2520 * cfgexpand.c (expand_call_stmt): Initialize
2521 CALL_EXPR_MUST_TAIL_CALL from gimple_call_must_tail_p.
2522 * gimple-pretty-print.c (dump_gimple_call): Dump
2523 gimple_call_must_tail_p.
2524 * gimple.c (gimple_build_call_from_tree): Call
2525 gimple_call_set_must_tail with the value of
2526 CALL_EXPR_MUST_TAIL_CALL.
2527 * gimple.h (enum gf_mask): Add GF_CALL_MUST_TAIL_CALL.
2528 (gimple_call_set_must_tail): New function.
2529 (gimple_call_must_tail_p): New function.
2530 * print-tree.c (print_node): Update printing of TREE_STATIC
2531 to reflect its use for CALL_EXPR_MUST_TAIL_CALL.
2532 * tree-core.h (struct tree_base): Add MUST_TAIL_CALL to the
2533 trailing comment listing applicable flags.
2534 * tree.h (CALL_EXPR_MUST_TAIL_CALL): New macro.
2536 2016-05-20 David Malcolm <dmalcolm@redhat.com>
2538 * calls.c (expand_call): Move "Rest of purposes for tail call
2539 optimizations to fail" to...
2540 (can_implement_as_sibling_call_p): ...this new function, and
2541 split into multiple "if" statements.
2543 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
2545 * cfgloop.h (expected_loop_iterations_unbounded,
2546 expected_loop_iterations): Unconstify.
2547 * cfgloopanal.c (expected_loop_iterations_unbounded): Sanity check the
2548 profile with known upper bound; return 3 when profile is absent.
2549 (expected_loop_iterations): Update.
2551 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
2553 * loop-doloop.c (doloop_optimize): Use get_estimated_loop_iterations_int
2554 and get_max_loop_iterations_int.
2556 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
2558 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can not produce
2559 realistic upper bounds here.
2561 2016-05-20 Jakub Jelinek <jakub@redhat.com>
2564 * gimple-fold.c (gimple_fold_call): Do not remove lhs of noreturn
2565 calls if the LHS is variable length or has addressable type.
2566 If targets[0]->decl is a noreturn call with void return type and
2567 zero arguments, adjust fntype and remove lhs in that case.
2569 2016-05-20 Marc Glisse <marc.glisse@inria.fr>
2571 PR tree-optimization/71079
2572 PR tree-optimization/71206
2573 * match.pd ((X ^ Y) ^ (X ^ Z)): Convert the arguments.
2575 2016-05-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
2577 * tree-vectorizer.c (get_vec_alignment_for_decl): New static function.
2578 (get_vec_alignment_for_array_decl): Likewise.
2579 (get_vec_alignment_for_record_decl): Likewise.
2580 (increase_alignment::execute): Move code to find alignment to
2581 get_vec_alignment_for_array_decl and call get_vec_alignment_for_decl.
2582 (type_align_map): New hash_map.
2584 2016-05-20 Richard Guenther <rguenther@suse.de>
2586 PR tree-optimization/29756
2587 * tree.def (BIT_INSERT_EXPR): New tcc_expression tree code.
2588 * expr.c (expand_expr_real_2): Handle BIT_INSERT_EXPR.
2589 * fold-const.c (operand_equal_p): Likewise.
2590 (fold_ternary_loc): Add constant folding of BIT_INSERT_EXPR.
2591 * gimplify.c (gimplify_expr): Handle BIT_INSERT_EXPR.
2592 * tree-inline.c (estimate_operator_cost): Likewise.
2593 * tree-pretty-print.c (dump_generic_node): Likewise.
2594 * tree-ssa-operands.c (get_expr_operands): Likewise.
2595 * cfgexpand.c (expand_debug_expr): Likewise.
2596 * gimple-pretty-print.c (dump_ternary_rhs): Likewise.
2597 * gimple.c (get_gimple_rhs_num_ops): Handle BIT_INSERT_EXPR.
2598 * tree-cfg.c (verify_gimple_assign_ternary): Verify BIT_INSERT_EXPR.
2599 * tree-ssa.c (non_rewritable_lvalue_p): We can rewrite
2600 vector inserts using BIT_FIELD_REF or MEM_REF on the lhs.
2601 (execute_update_addresses_taken): Do it.
2603 2016-05-20 Richard Biener <rguenther@suse.de>
2605 PR tree-optimization/71185
2606 * tree-ssa-loop-prefetch.c (gather_memory_references): Drop
2607 register operations.
2609 2016-05-20 Richard Biener <rguenther@suse.de>
2611 * tree-if-conv.c (add_bb_predicate_gimplified_stmts): Use
2612 gimple_seq_add_seq_without_update.
2613 (release_bb_predicate): Assert we have no operands to free.
2614 (if_convertible_loop_p_1): Calculate post dominators later.
2615 Do not free BB predicates here.
2616 (combine_blocks): Do not recompute BB predicates.
2617 (version_loop_for_if_conversion): Save BB predicates around
2620 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
2622 * function.c (make_epilogue_seq): Remove epilogue_end parameter.
2623 (thread_prologue_and_epilogue_insns): Remove bb_flags. Restructure
2624 code. Ignore sibcalls on EDGE_IGNORE edges.
2625 * shrink-wrap.c (handle_simple_exit): New function. Set EDGE_IGNORE
2626 on edges for sibcalls that run without prologue. The rest of the
2627 function is combined from...
2628 (fix_fake_fallthrough_edge): ... this, and ...
2629 (try_shrink_wrapping): ... a part of this. Remove the bb_with
2630 function argument, make it a local variable.
2632 2016-05-19 Sandra Loosemore <sandra@codesourcery.com>
2634 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Allow
2635 --disable-sjlj-exceptions for TARGET_BI_ARCH to select DWARF-2 EH
2636 for 32-bit mode and SEH for 64-bit.
2637 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): Handle
2638 TARGET_64BIT_DEFAULT.
2640 2016-05-19 Ryan Burn <contact@rnburn.com>
2642 * Makefile.in (GTFILES): Add cilk.h and cilk-common.c.
2643 * gengtype.c (open_base_files): Add cilk.h to ifiles.
2645 2016-05-19 Uros Bizjak <ubizjak@gmail.com>
2647 * sched-deps.c (sched_analyze_2) <case TRAP_IF>: Also
2648 force pending loads from memory.
2650 2016-05-19 Kelvin Nilsen <kelvin@gcc.gnu.org>
2652 * config/rs6000/altivec.md (UNSPEC_DARN): New unspec constant.
2653 (UNSPEC_DARN_32): New unspec constant.
2654 (UNSPEC_DARN_RAW): New unspec constant.
2655 (darn_32): New instruction.
2656 (darn_raw): New instruction.
2657 (darn): New instruction.
2658 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_0): Add
2659 support and documentation for this macro.
2660 (BU_P9_MISC_1): New macro definition.
2661 (BU_P9_64BIT_MISC_0): New macro definition.
2662 (BU_P9_MISC_0): New macro definition.
2663 (darn_32): New builtin definition.
2664 (darn_raw): New builtin definition.
2665 (darn): New builtin definition.
2666 * config/rs6000/rs6000.c: Add #define RS6000_BUILTIN_0 and #undef
2667 RS6000_BUILTIN_0 directives to surround each occurrence of
2668 #include "rs6000-builtin.def".
2669 (rs6000_builtin_mask_calculate): Add in the RS6000_BTM_MODULO and
2670 RS6000_BTM_64BIT flags to the returned mask, depending on
2672 (def_builtin): Correct an error in the assignments made to the
2673 debugging variable attr_string.
2674 (rs6000_expand_builtin): Add support for no-operand built-in
2676 (builtin_function_type): Remove fatal_error assertion that is no
2678 (rs6000_common_init_builtins): Add support for no-operand built-in
2680 * config/rs6000/rs6000.h (RS6000_BTM_MODULO): New macro
2682 (RS6000_BTM_PURE): Enhance comment to clarify intent of this flag
2684 (RS6000_BTM_64BIT): New macro definition.
2685 * doc/extend.texi: Document __builtin_darn (void),
2686 __builtin_darn_raw (void), and __builtin_darn_32 (void) built-in
2689 2016-05-19 Jan Hubicka <hubicka@ucw.cz>
2691 * tree-vect-loop.c (vect_analyze_loop_2): Use also
2692 max_loop_iterations_int.
2694 2016-05-19 Marek Polacek <polacek@redhat.com>
2696 PR tree-optimization/71031
2697 * tree-vrp.c (extract_range_from_binary_expr_1): Turn assert into a
2698 condition and adjust the code a bit.
2700 2016-05-19 Martin Liska <mliska@suse.cz>
2702 * tree-vect-stmts.c (vectorizable_simd_clone_call): Utilize
2703 auto_vec instead of vec.
2705 2016-05-19 Martin Liska <mliska@suse.cz>
2707 * tree-parloops.c (oacc_entry_exit_ok): Release a vector.
2709 2016-05-19 Martin Liska <mliska@suse.cz>
2711 * tree-if-conv.c (ifcvt_repair_bool_pattern): Utilize auto_vecs.
2713 2016-05-19 Martin Liska <mliska@suse.cz>
2715 * ipa-pure-const.c (set_function_state): Remove an existing
2717 (remove_node_data): Do not free it as it's released
2718 in set_function_state.
2720 2016-05-19 Martin Liska <mliska@suse.cz>
2722 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Release
2725 2016-05-19 Martin Liska <mliska@suse.cz>
2727 * omp-simd-clone.c (simd_clone_adjust): Release vector.
2729 2016-05-19 Martin Liska <mliska@suse.cz>
2731 * tree-ssa-reassoc.c (eliminate_duplicate_pair): Truncate
2732 an auto_vec instead of re-creating it.
2734 2016-05-19 Martin Liska <mliska@suse.cz>
2736 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Use
2737 auto_vec instead of vec.
2739 2016-05-19 Martin Liska <mliska@suse.cz>
2741 * lto-section-in.c (lto_get_section_data): Call
2742 lto_check_version with additional argument.
2743 * lto-streamer.c (lto_check_version): Add new argument.
2744 * lto-streamer.h (lto_check_version): Likewise.
2746 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2748 * config/arm/arm.c (arm_new_rtx_costs, SIGN_EXTEND case):
2749 Don't add cost of inner memory when handling sign-extended loads.
2751 2016-05-19 Ilya Enkovich <ilya.enkovich@intel.com>
2753 PR rtl-optimization/71148
2754 * cse.c (cse_main): Free dominance info.
2755 (rest_of_handle_cse): Don't free dominance info.
2756 (rest_of_handle_cse2): Likewise.
2757 (rest_of_handle_cse_after_global_opts): Likewise.
2759 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2762 * config/arm/arm-builtins.c (arm_builtin_vectorized_function): Return
2763 NULL_TREE early if NEON is not available. Remove now redundant check
2764 in ARM_CHECK_BUILTIN_MODE.
2766 2016-05-19 Maxim Ostapenko <m.ostapenko@samsung.com>
2769 * cppbuiltin.c (define_builtin_macros_for_compilation_flags): Add new
2770 builtin __SANITIZE_THREAD__ macros for fsanitize=thread switch.
2771 * doc/cpp.texi: Document new macros.
2773 2016-05-19 Bin Cheng <bin.cheng@arm.com>
2775 PR tree-optimization/69848
2776 * tree-vect-loop.c (vectorizable_reduction): Don't factor
2777 comparison expr out of VEC_COND_EXPR for COND_REDUCTION.
2779 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
2781 * function.c (thread_prologue_and_epilogue_insn): Move the
2782 "goto epilogue_done" one block later.
2784 2016-05-19 Richard Biener <rguenther@suse.de>
2786 PR tree-optimization/70729
2787 * passes.def: Move LIM pass before PRE. Remove no longer
2788 required copyprop and move first DCE out of the loop pipeline.
2790 2016-05-18 David Malcolm <dmalcolm@redhat.com>
2793 * Makefile.in (GCC_OBJS): Move spellcheck.o to...
2794 (OBJS-libcommon-target): ...here.
2795 * opts-common.c: Include spellcheck.h.
2796 (cmdline_handle_error): Build a vec of valid options and use it
2797 to suggest provide hints for misspelled arguments.
2799 2016-05-18 Jakub Jelinek <jakub@redhat.com>
2802 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Don't drop
2803 lhs if it has TREE_ADDRESSABLE type.
2805 2016-05-18 Uros Bizjak <ubizjak@gmail.com>
2808 * config/alpha/alpha.md (trap): Add (use (reg:DI 29)).
2809 (*exception_receiver_1): Return "#" for TARGET_EXPLICIT_RELOCS.
2811 2016-05-18 Martin Jambor <mjambor@suse.cz>
2814 * ipa-cp.c (ipa_get_jf_pass_through_result): Allow non-ip constant
2815 input for NOP_EXPR pass-through functions.
2816 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Allow
2817 aggregate global constant VAR_DECLs in constant jump functions.
2819 2016-05-18 Martin Jambor <mjambor@suse.cz>
2822 * ipa-prop.c (parm_preserved_before_stmt_p): Return true for loads
2823 from TREE_READONLY parameters.
2825 2016-05-18 Martin Jambor <mjambor@suse.cz>
2828 * cgraph.h (cgraph_indirect_call_info): New field
2829 guaranteed_unmodified.
2830 * ipa-cp.c (ipa_get_indirect_edge_target_1): Also pass parameter value
2831 to ipa_find_agg_cst_for_param, check guaranteed_unmodified when
2833 * ipa-inline-analysis.c (evaluate_conditions_for_known_args): Also
2834 pass the parameter value to ipa_find_agg_cst_for_param.
2835 * ipa-prop.c (ipa_load_from_parm_agg): New parameter
2836 guaranteed_unmodified, store AA results there instead of bailing out
2838 (ipa_note_param_call): Also initialize guaranteed_unmodified flag.
2839 (ipa_analyze_indirect_call_uses): Also set guaranteed_unmodified flag.
2840 (find_constructor_constant_at_offset): New function.
2841 (ipa_find_agg_cst_from_init): Likewise.
2842 (ipa_find_agg_cst_for_param): Also seearch for aggregate values in
2843 static initializers of contants, report back through a new paameter
2844 from_global_constant if that was the case.
2845 (try_make_edge_direct_simple_call): Also pass parameter value to
2846 ipa_find_agg_cst_for_param, check guaranteed_unmodified when
2848 (ipa_write_indirect_edge_info): Stream new flag guaranteed_unmodified.
2849 (ipa_read_indirect_edge_info): Likewise.
2850 * ipa-prop.h (ipa_find_agg_cst_for_param): Update declaration.
2851 (ipa_load_from_parm_agg): Likewise.
2853 2016-05-18 Jiong Wang <jiong.wang@arm.com>
2855 PR rtl-optimization/71150
2856 * lra-constraint (process_addr_reg): Guard "in_class_p" with REG_P
2859 2016-05-18 Michael Meissner <meissner@linux.vnet.ibm.com>
2862 * config/rs6000/constraints.md (wE constraint): New constraint
2863 for a vector constant that can be loaded with XXSPLTIB.
2864 (wM constraint): New constraint for a vector constant of a 1's.
2865 (wS constraint): New constraint for a vector constant that can be
2866 loaded with XXSPLTIB and a vector sign extend instruction.
2867 * config/rs6000/predicates.md (xxspltib_constant_split): New
2868 predicates for wE/wS constraints.
2869 (xxspltib_constant_nosplit): Likewise.
2870 (easy_vector_constant): Add support for constants that can be
2871 loaded via XXSPLTIB.
2872 (all_ones_constant): New predicate for vector constant with all
2874 (splat_input_operand): Add support for ISA 3.0 word splat operations.
2875 * config/rs6000/rs6000.c (xxspltib_constant_p): New function to
2876 return if a constant can be loaded with the ISA 3.0 XXSPLTIB
2877 instruction and possibly with a sign extension.
2878 (output_vec_const_move): Add support for XXSPLTIB. If we are
2879 loading up 0/-1 into Altivec registers, prefer using VSPLTISW
2880 instead of XXLXOR/XXLORC.
2881 (rs6000_expand_vector_init): Add support for ISA 3.0 word splat
2883 (rs6000_legitimize_reload_address): Likewise.
2884 (rs6000_output_move_128bit): Use output_vec_const_move to emit
2886 * config/rs6000/vsx.md (VSX_M): Add TImode (if -mvsx-timode) and
2887 combine VSX_M and VSX_M2 into one iterator.
2889 (VSINT_84): New iterators for loading constants with XXSPLTIB.
2890 (VSINT_842): Likewise.
2891 (UNSPEC_VSX_SIGN_EXTEND): New UNSPEC.
2892 (xxspltib_v16qi): New insns to load up constants with the ISA 3.0
2893 XXSPLTIB instruction.
2894 (xxspltib_<mode>_nosplit): Likewise.
2895 (xxspltib_<mode>_split): New insn to load up constants with
2896 XXSPLTIB and a sign extend instruction.
2897 (vsx_mov<mode>): Replace single move that handled all vector types
2898 with separate 32-bit and 64-bit moves. Combine the movti_<bit>
2899 moves (when -mvsx-timode is in effect) into the main vector
2900 moves. Eliminate separate moves for <VSr> <VSa>, where the
2901 preferred register class (<VSr>) is listed first, and the
2902 secondary register class (<VSa>) is listed second with a '?' to
2903 discourage use. Prefer loading 0/-1 in any VSX register for ISA
2904 3.0, and Altivec registers for ISA 2.06/2.07 (PR target/70915) so
2905 that if the register was involved in a slow operation, the
2906 clear/set operation does not wait for the slow operation to
2907 finish. Adjust the length attributes for 32-bit mode. Use
2908 rs6000_output_move_128bit and drop the use of the string
2909 instructions for 32-bit movti when -mvsx-timode is in effect. Use
2910 spacing so that the alternatives and attributes don't generate
2911 long lines, and put things in columns, so that it is easier to
2912 match up the operands and attributes with the insn alternatives.
2913 (vsx_mov<mode>_64bit): Likewise.
2914 (vsx_mov<mode>_32bit): Likewise.
2915 (vsx_movti_64bit): Fold movti into normal vector moves.
2916 (vsx_movti_32bit): Likewise.
2917 (vsx_splat_<mode>, V4SI/V4SF modes): Add support for ISA 3.0 word
2919 (vsx_splat_v4si_internal): Likewise.
2920 (vsx_splat_v4sf_internal): Likewise.
2921 (vector fusion peepholes): Use VSX_M instead of VSX_M2.
2922 (vsx_sign_extend_qi_<mode>): New ISA 3.0 instructions to sign
2923 extend vector elements.
2924 (vsx_sign_extend_hi_<mode>): Likewise.
2925 (vsx_sign_extend_si_v2di): Likewise.
2926 * config/rs6000/rs6000-protos.h (xxspltib_constant_p): Add
2928 * doc/md.texi (PowerPC constraints): Document the wE, wM, and wS
2929 constraints. Add trailing period to wL documentation.
2931 2016-05-18 Richard Sandiford <richard.sandiford@arm.com>
2934 * tree-dfa.h (replace_abnormal_ssa_names): Declare.
2935 * tree-dfa.c (replace_abnormal_ssa_names): New function.
2936 * tree-call-cdce.c: Include tree-dfa.h.
2937 (can_guard_call_p): New function, extracted from...
2938 (can_use_internal_fn): ...here.
2939 (shrink_wrap_one_built_in_call_with_conds): Remove failure path
2941 (shrink_wrap_one_built_in_call): Likewise.
2942 (use_internal_fn): Likewise.
2943 (shrink_wrap_conditional_dead_built_in_calls): Update accordingly
2944 and return void. Call replace_abnormal_ssa_names.
2945 (pass_call_cdce::execute): Check can_guard_call_p during the
2946 initial walk. Assume shrink_wrap_conditional_dead_built_in_calls
2947 will always change something.
2949 2016-05-18 Martin Jambor <mjambor@suse.cz>
2952 * ipa-prop.c (determine_locally_known_aggregate_parts): Bail out early
2953 if parameter PARAM_IPA_MAX_AGG_ITEMS is zero.
2955 2016-05-18 Martin Jambor <mjambor@suse.cz>
2958 * ipa-inline.h (condition): New field size.
2959 * ipa-inline-analysis.c (add_condition): New parameter SIZE, use it
2960 for comaprison and store it into the new condition.
2961 (evaluate_conditions_for_known_args): Use condition size to check
2962 access sizes for all but CHANGED conditions.
2963 (unmodified_parm_1): New parameter size_p, store access size into it.
2964 (unmodified_parm): Likewise.
2965 (unmodified_parm_or_parm_agg_item): Likewise.
2966 (eliminated_by_inlining_prob): Pass NULL to unmodified_parm as size_p.
2967 (set_cond_stmt_execution_predicate): Extract access sizes and store
2969 (set_switch_stmt_execution_predicate): Likewise.
2970 (will_be_nonconstant_expr_predicate): Likewise.
2971 (will_be_nonconstant_predicate): Likewise.
2972 (inline_read_section): Stream condition size.
2973 (inline_write_summary): Likewise.
2975 2016-05-18 Richard Biener <rguenther@suse.de>
2977 * tree-ssa-loop-im.c (determine_max_movement): Properly add
2978 condition cost to PHI cost instead of total_cost.
2980 2016-05-18 Martin Liska <mliska@suse.cz>
2983 * ipa-icf.c (sem_variable::merge): Set DECL_PT_UID for
2986 2016-05-18 Richard Biener <rguenther@suse.de>
2988 * lto-streamer.h (LTO_major_version): Bump to 6.
2990 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
2992 * function.c (make_split_prologue_seq, make_prologue_seq,
2993 make_epilogue_seq): New functions, factored out from...
2994 (thread_prologue_and_epilogue_insns): Here.
2996 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
2998 * function.c (rest_of_handle_thread_prologue_and_epilogue): Call
2999 cleanup_cfg with CLEANUP_EXPENSIVE after shrink-wrapping instead
3000 of before. Add a comment.
3002 2016-05-18 Bin Cheng <bin.cheng@arm.com>
3004 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check invariant
3005 expression pointer, not pointer to the pointer.
3007 2016-05-18 Jakub Jelinek <jakub@redhat.com>
3009 * config/i386/sse.md (pbroadcast_evex_isa): New mode attr.
3010 (avx2_pbroadcast<mode>): Add another alternative with v instead
3011 of x constraints in it, using <pbroadcast_evex_isa> isa.
3012 (avx2_pbroadcast<mode>_1): Similarly, add two such alternatives.
3014 * config/i386/sse.md (<ssse3_avx2>_palignr<mode>): Use
3015 constraint x instead of v in second alternative, add avx512bw
3018 * config/i386/sse.md (<ssse3_avx2>_pshufb<mode>3<mask_name>): Use
3019 constraint x instead of v in second alternative, add avx512bw
3022 * config/i386/sse.md (*<ssse3_avx2>_pmulhrsw<mode>3<mask_name>): Use
3023 constraint x instead of v in second alternative, add avx512bw
3026 * config/i386/sse.md (avx2_pmaddubsw256, ssse3_pmaddubsw128): Add
3027 avx512bw alternative.
3029 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
3031 * config/i386/sse.md (define_insn "*andnot<mode>3"): Extend static
3033 (define_insn "*andnottf3"): Ditto.
3034 (define_insn "*<code><mode>3"/any_logic): Ditto.
3035 (define_insn "*<code>tf3"/any_logic): Ditto.
3036 (define_insn "sse2_storehpd"): Use Yv constraint for scalar
3037 operand to block AVX-512VL insn variant emit when it is not enabled.
3039 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
3041 * config/i386/sse.md (define_insn "*vec_concatv2sf_sse4_1"): Use 'Yv'
3042 constraint fot SF mode.
3044 2016-05-18 Petr Murzin <petr.murzin@intel.com>
3045 Kirill Yukhin <kirill.yukhin@intel.com>
3047 * config/i386/sse.md (define_insn "srcp14<mode>"): Use proper operand
3049 (define_insn "rsqrt14<mode>"): Ditto.
3050 (define_insn "<mask_codefor>avx512dq_cvtps2qqv2di<mask_name>"): Ditto.
3051 (define_insn "<fixsuffix>fix_truncv2sfv2di2<mask_name>"): Ditto.
3052 (define_insn "avx512f_<code>v8div16qi2_mask_store"): Ditto.
3053 (define_insn "vec_set_hi_<mode><mask_name>"): Ditto.
3054 (define_insn "<mask_codefor>avx512dq_broadcast<mode><mask_name>"):
3056 (define_insn "*avx512f_gatherdi<mode>"): Ditto.
3057 (define_insn "*avx512f_scatterdi<mode>"): Ditto.
3058 * config/i386/i386.c (ix86_print_operand): Expand check for size
3059 override codes for Intel syntax.
3061 2016-05-18 Richard Biener <rguenther@suse.de>
3063 PR tree-optimization/71168
3064 * tree-loop-distribution.c (distribute_loop): Move *destroy_p
3065 initialization earlier.
3067 2016-05-18 James Greenhalgh <james.greenhalgh@arm.com>
3069 * config/aarch64/aarch64-simd.md
3070 (aarch64_reduc_plus_internal<mode>): Rename to...
3071 (reduc_plus_scal): ...This, and remove previous implementation.
3073 2016-05-18 Richard Biener <rguenther@suse.de>
3075 * passes.def: Put late dse and cd_dce in canonical order.
3077 2016-05-17 Jan Hubicka <hubicka@ucw.cz>
3079 * ipa-inline-transform.c (preserve_function_body_p): Look for
3080 first non-thunk clone.
3081 (save_function_body): Save into first non-thunk.
3082 * lto-cgraph.c (lto_output_edge): When streaming thunk do not look
3084 (lto_output_node): Inline thunks don't need body in every
3086 * lto-streamer-in.c: Do not fixup thunk clones.
3087 * cgraphclones.c (cgraph_node::create_edge_including_clone): Skip
3089 * tree-inline.c (copy_bb): Be prepared for target node to be new after
3092 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
3095 * tree-ssa-reassoc.c (transform_add_to_multiply): New.
3096 (reassociate_bb): Call transform_add_to_multiply.
3098 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
3100 * config/aarch64/aarch64.c (all_extensions): Removed unused
3103 2016-05-17 Nathan Sidwell <nathan@acm.org>
3105 * config/nvptx/nvptx.c (nvptx_function_arg_boundary): New.
3106 (TARGET_FUNCTION_ARG_BOUNDARY): Override.
3108 2016-05-17 Mikhail Maltsev <maltsevm@gmail.com>
3110 PR tree-optimization/54579
3112 * match.pd (~(~X >> Y), ~(~X >>r Y), ~(~X <<r Y)): New patterns.
3114 2016-05-17 Marek Polacek <polacek@redhat.com>
3117 * tree-inline.c (expand_call_inline): Call
3118 maybe_remove_unused_call_args.
3120 2016-05-17 Jim Wilson <jim.wilson@linaro.org>
3122 * doc/cpp.texi (__GNUC__): Major version changes are no longer rare.
3123 * doc/invoke.texi (-mnan=2008): Change signalling to signaling.
3124 * doc/md.texi (fmin@var{m}3): Likewise.
3126 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
3128 * match.pd (X & C): New transformation.
3130 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
3132 * match.pd (~X & Y): New transformation.
3134 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
3136 * tree-vrp.c (simplify_truth_ops_using_ranges): Set range
3137 information for new SSA_NAME.
3138 (simplify_conversion_using_ranges): Get range through get_range_info
3139 instead of get_value_range.
3141 2016-05-17 Jiong Wang <jiong.wang@arm.com>
3143 * config/aarch64/arm_neon.h (vmvn_s8): Reimplement using C operator.
3144 Remove inline assembly.
3145 (vmvn_s16): Likewise.
3146 (vmvn_s32): Likewise.
3147 (vmvn_u8): Likewise.
3148 (vmvn_u16): Likewise.
3149 (vmvn_u32): Likewise.
3150 (vmvnq_s8): Likewise.
3151 (vmvnq_s16): Likewise.
3152 (vmvnq_s32): Likewise.
3153 (vmvnq_u8): Likewise.
3154 (vmvnq_u16): Likewise.
3155 (vmvnq_u32): Likewise.
3156 (vmvn_p8): Likewise.
3157 (vmvnq_p16): Likewise.
3159 2016-05-17 Jiong Wang <jiong.wang@arm.com>
3161 * config/aarch64/aarch64-simd.md (vmul_n_f32): Remove inline assembly.
3163 (vmul_n_s16): Likewise.
3164 (vmul_n_s32): Likewise.
3165 (vmul_n_u16): Likewise.
3166 (vmul_n_u32): Likewise.
3167 (vmulq_n_f32): Likewise.
3168 (vmulq_n_f64): Likewise.
3169 (vmulq_n_s16): Likewise.
3170 (vmulq_n_s32): Likewise.
3171 (vmulq_n_u16): Likewise.
3172 (vmulq_n_u32): Likewise.
3174 2016-05-17 Jiong Wang <jiong.wang@arm.com>
3176 * config/aarch64/aarch64-simd.md (*aarch64_mul3_elt_to_128df): Extend
3177 to all supported modes. Rename to "*aarch64_mul3_elt_from_dup".
3179 2016-05-17 Jiong Wang <jiong.wang@arm.com>
3181 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_to_128df): Rename
3182 to *aarch64_fma4_elt_from_dup<mode>.
3183 (*aarch64_fnma4_elt_to_128df): Rename to
3184 *aarch64_fnma4_elt_from_dup<mode>.
3185 * config/aarch64/arm_neon.h (vfma_n_f64): New.
3186 (vfms_n_f32): Likewise.
3187 (vfms_n_f64): Likewise.
3188 (vfmsq_n_f32): Likewise.
3189 (vfmsq_n_f64): Likewise.
3191 2016-05-17 Gerald Pfeifer <gerald@pfeifer.com>
3193 * wide-int.h: Change fixed_wide_int_storage from class to struct.
3195 2016-05-17 Richard Biener <rguenther@suse.de>
3197 PR tree-optimization/71132
3198 * tree-loop-distribution.c (create_rdg_cd_edges): Pass in loop.
3199 Only add control dependences for blocks in the loop.
3200 (build_rdg): Adjust.
3201 (generate_code_for_partition): Return whether loop should
3202 be destroyed and delay that.
3203 (distribute_loop): Likewise.
3204 (pass_loop_distribution::execute): Record loops to be destroyed
3205 and perform delayed destroying of loops.
3207 2016-05-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3210 * config/aarch64/aarch64-simd.md (aarch64_vmls<mode>): Delete.
3212 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
3214 * config/aarch64/aarch64-elf.h (ASM_OUTPUT_DEF): Delete.
3216 2016-05-17 Ilya Enkovich <ilya.enkovich@intel.com>
3219 * config/i386/i386.c (dimode_scalar_chain::convert_op): Fix
3220 insertion point for instructions generated by validize_mem.
3222 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
3224 * config/aarch64/aarch64.c (SHIFT_COUNT_TRUNCATED): Wrap definition
3227 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
3229 * config/aarch64/aarch64.c
3230 (aarch64_output_simd_mov_immediate): Make "buf_size" a variable
3231 rather than a macro.
3233 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
3235 * doc/invoke.texi (AArch64 Options): Various updates.
3237 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
3239 * ipa-inline-analysis.c (compute_inline_parameters): Disable inlinig
3240 into instrumentation thunks.
3241 * cif-code.def (CIF_CHKP): New.
3243 2016-05-16 Uros Bizjak <ubizjak@gmail.com>
3245 * config/i386/xopintrin.h: Correct "unsinged" typo in the comments.
3247 2016-05-16 Martin Jambor <mjambor@suse.cz>
3249 * hsa-gen.c (fillup_for_decl): Increase alignment to natural one.
3250 (get_symbol_for_decl): Sorry if a global symbol in under-aligned.
3252 2016-05-16 Marek Polacek <polacek@redhat.com>
3254 * gimple.c (maybe_remove_unused_call_args): Fix typos in the
3257 2016-05-16 Martin Jambor <mjambor@suse.cz>
3260 * omp-low.c (grid_expand_target_grid_body): Copy RESULT_DECL of
3261 the outlined kernel function.
3263 2016-05-16 Robert Suchanek <robert.suchanek@imgtec.com>
3265 * config/mips/mips.h (ISA_HAS_LSA): Enable for -mmsa.
3266 (ISA_HAS_DLSA): Ditto.
3268 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
3270 * config/mips/m5100.md (m51_int_load): Update the latency to 2.
3272 2016-05-16 Nathan Sidwell <nathan@acm.org>
3274 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): Revert.
3275 (nvptx_name_replacement): Restore. Add comment.
3276 (write_fn_proto, write_fn_proto_from_insn,
3277 nvptx_output_call_insn): Restore
3278 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Delete.
3280 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
3282 * config/aarch64/aarch64.md
3283 (add<mode>3_compareC_cconly_imm): Remove use of %w.
3284 (add<mode>3_compareC_imm): Likewise.
3285 (<optab>si3_uxtw): Split into register and immediate variants.
3286 (andsi3_compare0_uxtw): Likewise.
3287 (and<mode>3_compare0): Likewise.
3288 (and<mode>3nr_compare0): Likewise.
3289 (stack_protect_test_<mode>): Don't use %x for memory operands.
3291 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
3293 * config/mips/mips-cpus.def (p5600): Add multi-line brackets.
3295 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
3297 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3):
3298 Split integer shifts into shift_reg and bfm.
3299 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
3300 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
3301 (ror<mode>3_insn): Likewise.
3302 (<optab>si3_insn_uxtw): Likewise.
3303 (<optab><mode>3_insn): Change to rotate_imm.
3304 (extr<mode>5_insn_alt): Likewise.
3305 (extrsi5_insn_uxtw): Likewise.
3306 (extrsi5_insn_uxtw_alt): Likewise.
3308 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
3310 * doc/tm.texi: Regenerate.
3311 * doc/tm.texi.in (TARGET_INVALID_PARAMETER_TYPE): Remove.
3312 (TARGET_INVALID_RETURN_TYPE): Remove.
3313 * system.h: Poison TARGET_INVALID_PARAMETER_TYPE and
3314 TARGET_INVALID_RETURN_TYPE.
3315 * target.def (invalid_parameter_type): Remove.
3316 (invalid_return_type): Remove.
3318 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
3320 * ipa-inline-analysis.c (compute_inline_parameters): Be more reailistic
3321 on estimating thunk bodies; do not set inline_failed to CIF_THUNK for
3323 * ipa-inline-transform.c (inline_call): When inlining into thunk produce
3325 (preserve_function_body_p): No need to preserve function body
3326 * cif-codes.def (CIF_THUNK): Remove.
3327 * cgraphclones.c (duplicate_thunk_for_node): Thunks calls are inlinable.
3329 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
3331 * tree-inline.c (expand_call_inline): recurse after inlining thunk.
3333 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
3335 * tree.c (free_lang_data_in_decl): Also set target/optimization flags
3338 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
3340 * ipa-inline.c (report_inline_failed_reason): Look into thunks, too
3341 (inline_small_functions): Do not look for function symbol when
3344 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
3346 * lto-cgraph.c (compute_ltrans_boundary, output_symtab): Fix handling
3349 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
3350 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3351 Jiong Wang <jiong.wang@arm.com>
3353 * config/arm/arm-c.c (arm_cpu_builtins): Use def_or_undef_macro
3354 for __ARM_FP16_FORMAT_IEEE and __ARM_FP16_FORMAT_ALTERNATIVE.
3355 Define __ARM_FP16_ARGS when appropriate.
3356 * config/arm/arm.c (arm_invalid_parameter_type): Remove
3358 (arm_invalid_return_type): Likewise.
3359 (TARGET_INVALID_PARAMETER_TYPE): Remove.
3360 (TARGET_INVALID_RETURN_TYPE): Remove.
3361 (aapcs_vfp_sub_candidate): Allow HFmode.
3362 (aapcs_vfp_allocate): Add comment. Support HFmode.
3363 (aapcs_vfp_allocate_return_reg): Likewise.
3364 (struct aapcs_cp_arg_layout): Slightly reword comments for
3365 is_return_candidate and allocate_return_reg.
3366 (output_mov_vfp): Update assert.
3367 (arm_hard_regno_mode_ok): Remove comment, update HF-mode
3369 (arm_invalid_parameter_type): Remove.
3370 (amr_invalid_return_type): Remove.
3371 * config/arm/arm.h (TARGET_NEON_FP16): Fix definition.
3372 * config/arm/arm.md (*arm32_movhf): Disable for TARGET_VFP.
3373 * config/arm/vfp.md (*movhf_vfp): Enable for TARGET_VFP.
3375 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
3377 * config/aarch64/aarch64.h (LEGITIMIZE_RELOAD_ADDRESS): Remove.
3378 * config/aarch64/arch64-protos.h
3379 (aarch64_legitimize_reload_address): Remove.
3380 * config/aarch64/aarch64.c (aarch64_legitimize_reload_address):
3383 2016-05-16 Eric Botcazou <ebotcazou@adacore.com>
3385 * configure.ac: Add ACX_NONCANONICAL_HOST.
3386 * configure: Regenerate.
3387 * Makefile.in: Set host_noncanonical.
3389 2016-05-14 Uros Bizjak <ubizjak@gmail.com>
3392 * config/i386/i386.md (*movtf_internal): Before register allocation,
3393 do not allow FP constants for CM_MEDIUM memory model, allow only
3394 standard FP constants for CM_LARGE and CM_LARGE_PIC models.
3395 (*movxf_internal): Ditto.
3396 (*movdf_internal): Ditto.
3397 (*movsf_internal): Ditto.
3399 2016-05-13 Segher Boessenkool <segher@kernel.crashing.org>
3401 PR rtl-optimization/67483
3402 * combine.c (make_compound_operation): Don't call extract_left_shift
3403 with negative shift amounts.
3405 2016-05-13 Jakub Jelinek <jakub@redhat.com>
3408 * fold-const.c (fold_checksum_tree): Allow modification
3409 of TYPE_ALIAS_SET during folding.
3411 * config/i386/i386.c (ix86_compute_frame_layout, ix86_expand_prologue,
3412 ix86_expand_split_stack_prologue): Use HOST_WIDE_INT_C macro.
3413 (ix86_split_to_parts): Likewise. Fix up formatting.
3415 2016-05-13 H.J. Lu <hongjiu.lu@intel.com>
3417 * tree-ssa-loop-ivopts.c (create_new_ivs): Cast to
3418 unsigned HOST_WIDE_INT with HOST_WIDE_INT_PRINT_UNSIGNED in
3421 2016-05-13 Nathan Sidwell <nathan@acm.org>
3423 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): New.
3424 (nvptx_name_replacement): Delete.
3425 (write_fn_proto, write_fn_proto_from_insn,
3426 nvptx_output_call_insn): Remove nvptx_name_replacement call.
3427 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Override.
3428 * langhooks.c (add_builtin_funcction_common): Call
3429 targetm.mangle_decl_assembler_name.
3431 * config/nvptx/nvptx.c (write_fn_proto): Handle
3432 BUILT_IN_ATOMIC_COMPARE_EXCHANGE_n oddity.
3434 2016-05-13 Martin Liska <mliska@suse.cz>
3436 * tree-ssa-loop-ivopts.c (create_new_ivs): Use HOST_WIDE_INT_PRINT_DEC
3437 and PRIu64 in printf format.
3439 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3441 * tree-ssa-loop-ivanon.c (try_unroll_loop_completely): Typo fix in
3444 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3446 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
3447 Change --param max-completely-peeled-times to
3448 --param max-completely-peel-times in dump file printing.
3450 2016-05-13 Richard Biener <rguenther@suse.de>
3452 PR tree-optimization/42587
3453 * tree-ssa-math-opts.c (perform_symbolic_merge): Handle BIT_FIELD_REF.
3454 (find_bswap_or_nop_1): Likewise.
3455 (bswap_replace): Likewise.
3457 2016-05-13 Martin Liska <mliska@suse.cz>
3459 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern):
3460 Initialize a variable with default value.
3462 2016-05-13 Martin Liska <mliska@suse.cz>
3464 * doc/invoke.texi: Enhance explanation of error recovery
3467 2016-05-13 Martin Liska <mliska@suse.cz>
3469 * tree-ssa-loop-ivopts.c (avg_loop_niter): Fix coding style.
3470 (struct cost_pair): Change inv_expr_id (int) to inv_expr
3471 (iv_inv_expr_ent *).
3472 (struct iv_inv_expr_ent): Comment struct fields.
3473 (sort_iv_inv_expr_ent): New function.
3474 (struct ivopts_data): Rename inv_expr_id to max_inv_expr_id.
3475 (struct iv_ca): Replace used_inv_expr and num_used_inv_expr with
3476 a hash_map between iv_inv_expr_ent and number of usages.
3477 (niter_for_exit): Fix coding style.
3478 (tree_ssa_iv_optimize_init): Use renamed variable.
3479 (determine_base_object): Fix coding style.
3480 (alloc_iv): Likewise.
3481 (find_interesting_uses_outside): Likewise.
3482 (add_candidate_1): Likewise.
3483 (add_standard_iv_candidates): Likewise.
3484 (set_group_iv_cost): Replace inv_expr_id with inv_expr.
3485 (prepare_decl_rtl): Fix coding style.
3486 (get_address_cost): Likewise.
3487 (get_shiftadd_cost): Likewise.
3488 (force_expr_to_var_cost): Likewise.
3489 (compare_aff_trees): Likewise.
3490 (get_expr_id): Restructure the function.
3491 (get_loop_invariant_expr_id): Renamed to
3492 get_loop_invariant_expr.
3493 (get_computation_cost_at): Replace usage of inv_expr_id with
3495 (get_computation_cost): Likewise.
3496 (determine_group_iv_cost_generic): Likewise.
3497 (determine_group_iv_cost_address): Likewise.
3498 (iv_period): Fix coding style.
3499 (iv_elimination_compare_lt): Likewise.
3500 (may_eliminate_iv): Likewise.
3501 (determine_group_iv_cost_cond): Replace usage of inv_expr_id with
3503 (determine_group_iv_costs): Dump invariant expressions.
3504 (iv_ca_recount_cost): Use the newly added hash_map.
3505 (iv_ca_set_remove_invariants): Fix coding style.
3506 (iv_ca_set_add_invariants): Fix coding style.
3507 (iv_ca_set_no_cp): Utilize the newly added hash_map for used
3509 (iv_ca_set_cp): Likewise.
3510 (iv_ca_new): Initialize the newly added hash_map and remove
3511 initialization of fields.
3512 (iv_ca_free): Delete the hash_map.
3513 (iv_ca_dump): Dump invariant expressions.
3514 (iv_ca_extend): Fix coding style.
3515 (try_add_cand_for): Likewise.
3516 (create_new_ivs): Dump information about # of avg iterations and
3517 # of used invariant expressions.
3518 (rewrite_use_compare): Fix coding style.
3519 (free_loop_data): Set default value for max_inv_expr_id.
3521 2016-05-13 Ilya Enkovich <ilya.enkovich@intel.com>
3523 * cse.c (rest_of_handle_cse): Use cleanup_cfg
3524 returned value cse_cfg_altered computation.
3525 (rest_of_handle_cse2): Likewise.
3526 (rest_of_handle_cse_after_global_opts): Likewise.
3528 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3531 * config/arm/arm.c (arm32_output_mi_thunk): New.
3532 (arm_output_mi_thunk): Rename to arm_thumb1_mi_thunk. Rework
3533 to split Thumb1 vs TARGET_32BIT functionality.
3534 (arm_thumb1_mi_thunk): New.
3536 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3538 * config/aarch64/aarch64.c (TARGET_OMIT_STRUCT_RETURN_REG): Set
3541 2016-05-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3544 * config/i386/i386.c (ix86_in_large_data_p): Guard against NULL exp.
3546 2016-05-13 Eric Botcazou <ebotcazou@adacore.com>
3548 * builtins.c (expand_builtin_memcmp): Do not emit the call here.
3549 (expand_builtin_trap): Emit a regular call.
3550 (set_builtin_user_assembler_name): Remove obsolete cases.
3551 * dse.c (scan_insn): Adjust.
3552 * except.c: Include calls.h.
3553 (sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is defined,
3554 emit a regular call to setjmp.
3555 * expr.c (emit_block_move_hints): Call emit_block_copy_via_libcall.
3556 (block_move_libcall_safe_for_call_parm): Use memcpy builtin.
3557 (emit_block_move_via_libcall): Delete.
3558 (block_move_fn): Delete.
3559 (init_block_move_fn): Likewise.
3560 (emit_block_move_libcall_fn): Likewise.
3561 (emit_block_op_via_libcall): New function.
3562 (set_storage_via_libcall): Tidy up and use memset builtin.
3563 (block_clear_fn): Delete.
3564 (init_block_clear_fn): Likewise.
3565 (clear_storage_libcall_fn): Likewise.
3566 (expand_assignment): Call emit_block_move_via_libcall.
3567 Do not include gt-expr.h.
3568 * expr.h (emit_block_op_via_libcall): Declare.
3569 (emit_block_copy_via_libcall): New inline function.
3570 (emit_block_move_via_libcall): Likewise.
3571 (emit_block_comp_via_libcall): Likewise.
3572 (block_clear_fn): Delete.
3573 (init_block_move_fn): Likewise.
3574 (init_block_clear_fn): Likewise.
3575 (emit_block_move_via_libcall): Likewise.
3576 (set_storage_via_libcall): Add default parameter value.
3577 * libfuncs.h (enum libfunc_index): Remove obsolete values.
3578 (abort_libfunc): Delete.
3579 (memcpy_libfunc): Likewise.
3580 (memmove_libfunc): Likewise.
3581 (memcmp_libfunc): Likewise.
3582 (memset_libfunc): Likewise.
3583 (setbits_libfunc): Likewise.
3584 (setjmp_libfunc): Likewise.
3585 (longjmp_libfunc): Likewise.
3586 (profile_function_entry_libfunc): Likewise.
3587 (profile_function_exit_libfunc): Likewise.
3588 (gcov_flush_libfunc): Likewise.
3589 * optabs-libfuncs.c (build_libfunc_function): Set DECL_ARTIFICIAL
3590 and DECL_VISIBILITY on the declaration.
3591 (init_optabs): Do not initialize obsolete libfuncs.
3592 * optabs.c (prepare_cmp_insn): Call emit_block_comp_via_libcall.
3593 * tree-core.h (ECF_RET1): Define.
3594 (ECF_TM_PURE): Adjust.
3595 (ECF_TM_BUILTIN): Likewise.
3596 * tree.c (set_call_expr_flags): Deal with ECF_RET1.
3597 (build_common_builtin_nodes): Initialize abort builtin.
3598 Add ECF_RET1 on memcpy, memmove and memset builtins.
3599 Pass final flags for alloca and alloca_with_align builtins.
3600 * config/alpha/alpha.c (alpha_init_libfuncs): Do not initialize
3602 * config/ia64/ia64.c (ia64_vms_init_libfuncs): Likewise.
3603 * config/i386/i386.c (ix86_expand_set_or_movmem): Adjust call to
3604 set_storage_via_libcall and call emit_block_copy_via_libcall.
3606 2016-05-12 Uros Bizjak <ubizjak@gmail.com>
3608 * config/i386/i386.md (*call_got_x32): Change operand 0 to
3609 DImode before it is passed to ix86_output_call_operand.
3610 (*call_value_got_x32): Ditto for operand 1.
3612 2016-05-12 Jiong Wang <jiong.wang@arm.com>
3614 PR rtl-optimization/70904
3615 * lra-constraint.c (process_addr_reg): Relax the restriction on subreg
3616 reload for wide mode.
3618 2016-05-12 Marek Polacek <polacek@redhat.com>
3621 * langhooks-def.h (lhd_incomplete_type_error): Adjust declaration.
3622 * langhooks.c (lhd_incomplete_type_error): Add location parameter.
3623 * langhooks.h (incomplete_type_error): Likewise.
3624 * tree.c (size_in_bytes_loc): Renamed from size_in_bytes. Add location
3625 parameter, pass it down to incomplete_type_error.
3626 * tree.h (size_in_bytes): New inline overload.
3627 (size_in_bytes_loc): Renamed from size_in_bytes.
3629 2016-05-12 Richard Biener <rguenther@suse.de>
3631 PR tree-optimization/71059
3632 * tree-ssa-pre.c (phi_translate_1): Fully fold translated
3633 nary before looking up or entering the expression into the VN
3635 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): Fix comment typo.
3636 Make sure to re-use NARYs without result as inserted by
3639 2016-05-12 Richard Biener <rguenther@suse.de>
3641 PR tree-optimization/71062
3642 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
3644 * tree-ssa-structalias.c (set_uids_in_ptset): Set
3645 vars_contains_restrict if the var is a restrict tag.
3646 * tree-ssa-alias.c (ptrs_compare_unequal): If vars_contains_restrict
3647 do not disambiguate pointers against it.
3648 (dump_points_to_solution): Re-structure and adjust for new
3649 vars_contains_restrict flag.
3650 * gimple-pretty-print.c (pp_points_to_solution): Likewise.
3652 2016-05-12 Martin Liska <mliska@suse.cz>
3654 * doc/invoke.texi: Explain connection between
3655 -fsanitize-recover=address and ASAN_OPTIONS="halt_on_error=1".
3657 2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com>
3659 PR tree-optimization/71006
3660 * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
3661 consider COND_EXPR as a mask producer.
3663 2016-05-12 Marek Polacek <polacek@redhat.com>
3666 * opts.c (common_handle_option): Detect missing argument for --help^.
3668 2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3671 * config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction
3672 when popping the PC and within an interrupt handler routine.
3673 Add missing tab to output of "ldmfd".
3674 (output_return_instruction): Output LDMFD with SP update rather
3675 than POP when returning from interrupt handler.
3677 2016-05-12 Jakub Jelinek <jakub@redhat.com>
3679 * config/i386/i386.md (isa): Add x64_avx512dq, enable if
3680 TARGET_64BIT && TARGET_AVX512DQ.
3681 * config/i386/sse.md (*vec_extract<mode>): Add avx512bw alternatives.
3682 (*vec_extract<PEXTR_MODE12:mode>_zext): Add avx512bw alternative.
3683 (*vec_extract<ssevecmodelower>_0, *vec_extractv4si_0_zext,
3684 *vec_extractv2di_0_sse): Use v constraint instead of x constraint.
3685 (*vec_extractv4si): Add avx512dq and avx512bw alternatives.
3686 (*vec_extractv4si_zext): Add avx512dq alternative.
3687 (*vec_extractv2di_1): Add x64_avx512dq and avx512bw alternatives,
3688 use v instead of x constraint in other alternatives where possible.
3690 * config/i386/sse.md (sse2_loadld): Use v instead of x
3691 constraint in alternatives 0,1,4.
3693 * config/i386/sse.md (pinsr_evex_isa): New mode attr.
3694 (<sse2p4_1>_pinsr<ssemodesuffix>): Add 2 alternatives with
3695 v constraints instead of x and <pinsr_evex_isa> isa attribute.
3698 * config/i386/sse.md (<sse2_avx2>_packssdw<mask_name>,
3699 <sse4_1_avx2>_packusdw<mask_name>): Make sure EVEX encoded insn
3700 is not emitted unless TARGET_AVX512BW.
3701 (<sse2_avx2>_packuswb<mask_name>, <sse2_avx2>_packsswb<mask_name>):
3702 Likewise. For TARGET_AVX512BW, use "=v" constraint instead of "=x"
3703 for the result operand.
3705 * config/i386/sse.md (*vec_setv4sf_sse4_1, sse4_1_insertps): Use v
3706 constraint instead of x in avx alternatives. Use maybe_evex instead
3709 * config/i386/constraints.md (Yv): New constraint.
3710 * config/i386/i386.h (VALID_AVX512VL_128_REG_MODE): Allow
3711 TFmode and V1TImode in xmm16+ registers for TARGET_AVX512VL.
3712 * config/i386/i386.md (avx512fvecmode): New mode attr.
3713 (*pushtf): Use v constraint instead of x.
3714 (*movtf_internal): Likewise. For TARGET_AVX512VL and
3715 xmm16+ registers, use vmovdqu64 or vmovdqa64 instructions.
3716 (*absneg<mode>2): Use Yv constraint instead of x constraint.
3717 (*absnegtf2_sse): Likewise.
3718 (copysign<mode>3_const, copysign<mode>3_var): Likewise.
3719 * config/i386/sse.md (*andnot<mode>3): Add avx512vl and
3720 avx512f alternatives.
3721 (*andnottf3, *<code><mode>3, *<code>tf3): Likewise.
3723 2016-05-12 Richard Biener <rguenther@suse.de>
3725 PR tree-optimization/71060
3726 * tree-data-ref.c (initialize_data_dependence_relation): Do not
3727 require exact match of DR_BASE_OBJECT but only matching address and
3730 2016-05-12 Richard Biener <rguenther@suse.de>
3732 PR tree-optimization/70986
3733 * cfganal.c: Include cfgloop.h.
3734 (dfs_find_deadend): Prefer to take edges exiting loops.
3736 2016-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3738 * gcc.target/powerpc/pr70963.c: Require at least power8 at both
3739 compile and run time.
3741 2016-05-11 Mikhail Maltsev <maltsevm@gmail.com>
3744 * doc/invoke.texi (Wduplicate-decl-specifier): Document new option.
3746 2016-05-11 Uros Bizjak <ubizjak@gmail.com>
3748 * config/i386/i386.c (legitimize_pic_address): Use
3749 copy_to_suggested_reg instead of gen_movsi.
3751 2016-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
3753 * config/rs6000/predicates.md (quad_memory_operand): Move most of
3754 the code into quad_address_p and call it to share code with
3755 vsx_quad_dform_memory_operand.
3756 (vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector
3758 * config/rs6000/rs6000.opt (-mlra): Switch to being an option mask
3759 bit instead of being a separate word. Split -mpower9-dform into
3760 two switches, -mpower9-dform-scalar and -mpower9-dform-vector.
3761 * config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask
3762 for the register class supporting 128-bit quad word memory offsets.
3763 (mode_supports_vsx_dform_quad): Helper function to return if the
3764 register class uses quad word memory offsets.
3765 (rs6000_debug_addr_mask): Add support for quad word memory offsets.
3766 (rs6000_debug_reg_global): Always print if we are using LRA or not.
3767 (rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form
3768 instructions are enabled, set up the appropriate addr_masks for
3770 (rs6000_init_hard_regno_mode_ok): wb constraint is now based on
3771 -mpower9-dform-scalar, instead of -mpower9-dform.
3772 (rs6000_option_override_internal): Split -mpower9-dform into two
3773 switches, -mpower9-dform-scalar and -mpower9-dform-vector. The
3774 -mpower9-dform switch sets or clears both. If we are not using
3775 the LRA register allocator, do not enable -mpower9-dform-vector by
3776 default. If we are using LRA, enable -mpower9-dform-vector and
3777 -mvsx-timode if it is appropriate. Issue a warning if either
3778 -mpower9-dform-vector or -mvsx-timode are explicitly used without
3780 (quad_address_offset_p): New helper function to return if the
3781 offset is legal for quad word memory instructions.
3782 (quad_address_p): New function to determin if GPR or vector
3783 register quad word memory addresses are legal.
3784 (mem_operand_gpr): Validate quad word address offsets.
3785 (reg_offset_addressing_ok_p): Add support for ISA 3.0 vector
3786 d-form (register + offset) instructions.
3787 (offsettable_ok_by_alignment): Likewise.
3788 (rs6000_legitimate_offset_address_p): Likewise.
3789 (legitimate_lo_sum_address_p): Likewise.
3790 (rs6000_legitimize_address): Likewise.
3791 (rs6000_legitimize_reload_address): Add more debug statements for
3793 (rs6000_legitimate_address_p): Add support for ISA 3.0 vector
3794 d-form instructions.
3795 (rs6000_secondary_reload_memory): Add support for ISA 3.0 vector
3796 d-form instructions. Distinguish different cases in debug
3797 output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector
3798 d-form instructions.
3799 (rs6000_preferred_reload_class): Likewise.
3800 (rs6000_output_move_128bit): Add support for ISA 3.0 d-form
3801 instructions. If ISA 3.0 is available, generate lxvx/stxvx instead
3802 of the ISA 2.06 indexed memory instructions.
3803 (rs6000_emit_prologue): If we have ISA 3.0 d-form instructions,
3804 use them to save/restore the saved vector registers instead of
3805 using Altivec instructions.
3806 (rs6000_emit_epilogue): Likewise.
3807 (rs6000_lra_p): Use TARGET_LRA instead of the old option word.
3808 (rs6000_opt_masks): Split -mpower9-dform into
3809 -mpower9-dform-scalar and -mpower9-dform-vector.
3810 (rs6000_print_options_internal): Print -mno-<switch> if <switch>
3812 * config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit
3813 ISA 3.0 vector indexed memory instructions, and fold the code into
3814 the normal mov<mode> patterns.
3815 (p9_vecstore_<mode>): Likewise.
3816 (vsx_mov<mode>): Add support for ISA 3.0 vector d-form
3818 (vsx_movti_64bit): Likewise.
3819 (vsx_movti_32bit): Likewise.
3820 * config/rs6000/constraints.md (wO constraint): New constraint for
3821 ISA 3.0 vector d-form support.
3822 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use
3823 -mpower9-dform-scalar instead of -mpower9-dform. Add note not to
3824 include -mpower9-dform-vector until we switch over to LRA.
3825 (POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two.
3826 switches, -mpower9-dform-scalar and -mpower9-dform-vector.
3827 * config/rs6000/rs6000-protos.h (quad_address_p): Add declaration.
3828 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
3829 for -mpower9-dform and -mlra.
3830 * doc/md.texi (wO constraint): Document wO constraint.
3832 2016-05-11 Alexander Monakov <amonakov@ispras.ru>
3834 * genattr.c (main): Change 'rtx' to 'rtx_insn *' in prototypes of
3835 'insn_latency', 'maximal_insn_latency', 'min_insn_conflict_delay'.
3836 * genautomata.c (output_internal_insn_code_evaluation): Simplify.
3837 Move handling of non-insn arguments inline into the sole user:
3838 (output_trans_func): ...here.
3839 (output_min_insn_conflict_delay_func): Change 'rtx' to 'rtx_insn *'
3840 in emitted function prototype.
3841 (output_internal_insn_latency_func): Ditto. Simplify.
3842 (output_internal_maximal_insn_latency_func): Ditto. Delete
3843 always-unused argument.
3844 (output_insn_latency_func): Ditto.
3845 (output_maximal_insn_latency_func): Ditto.
3847 2016-05-11 Richard Biener <rguenther@suse.de>
3849 PR tree-optimization/71055
3850 * tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting
3851 sth with precision not equal to access size verify we don't chop
3854 2016-05-11 Richard Biener <rguenther@suse.de>
3857 * dwarf2out.c (retry_incomplete_types): Set early_dwarf.
3858 (dwarf2out_finish): Move retry_incomplete_types call ...
3859 (dwarf2out_early_finish): ... here.
3861 2016-05-11 Richard Biener <rguenther@suse.de>
3864 * alias.c (reference_alias_ptr_type): Preserve alias-set zero
3865 if the langhook insists on it.
3866 * fold-const.c (make_bit_field_ref): Add arg for the original
3867 reference and preserve its alias-set.
3868 (decode_field_reference): Take exp by reference and adjust it
3869 to the original memory reference.
3870 (optimize_bit_field_compare): Adjust callers.
3871 (fold_truth_andor_1): Likewise.
3872 * gimplify.c (gimplify_expr): Adjust in-SSA form test.
3874 2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
3877 * cfgrtl.h (delete_insn_and_edges): Now return bool.
3878 * cfgrtl.c (delete_insn_and_edges): Likewise.
3879 * config/i386/i386.c (convert_scalars_to_vector): Remove
3881 * cse.c (cse_insn): Compute cse_cfg_altered.
3882 (delete_trivially_dead_insns): Likewise.
3883 (cse_cc_succs): Likewise.
3884 (rest_of_handle_cse): Free dominance info if required.
3885 (rest_of_handle_cse2): Likewise.
3886 (rest_of_handle_cse_after_global_opts): Likewise.
3888 2016-05-11 Alan Modra <amodra@gmail.com>
3890 * config/rs6000/rs6000.c (is_complex_IBM_long_double,
3891 abi_v4_pass_in_fpr): New functions.
3892 (rs6000_function_arg_boundary): Exclude complex IBM long double
3893 from 64-bit alignment when ABI_V4.
3894 (rs6000_function_arg, rs6000_function_arg_advance_1,
3895 rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr.
3897 2016-05-10 Segher Boessenkool <segher@kernel.crashing.org>
3899 PR rtl-optimization/71028
3900 * cfgcleanup.c (try_optimize_cfg): Do not flip a conditional
3901 jump with just a return in the fallthrough block if the branch
3902 block contains just a return as well.
3904 2016-05-10 Marc Glisse <marc.glisse@inria.fr>
3906 * fold-const.c (fold_binary_loc) [(X ^ Y) & Y]: Remove and merge with...
3907 * match.pd ((X & Y) ^ Y): ... this.
3908 ((X & Y) & Y, (X | Y) | Y, (X ^ Y) ^ Y, (X & Y) & (X & Z), (X | Y)
3909 | (X | Z), (X ^ Y) ^ (X ^ Z)): New transformations.
3911 2016-05-10 David Malcolm <dmalcolm@redhat.com>
3913 * read-md.c (require_char_ws): New function.
3914 (read_string): Simplify using require_char_ws.
3915 (handle_constants): Likewise.
3916 (handle_enum): Likewise.
3917 (handle_file): Likewise.
3918 * read-md.h (require_char_ws): New declaration.
3919 * read-rtl.c (read_conditions): Simplify using require_char_ws.
3920 (read_mapping): Likewise.
3921 (read_rtx_code): Likewise.
3922 (read_nested_rtx): Likewise.
3924 2016-05-10 James Norris <jnorris@codesourcery.com>
3926 * config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o
3927 if offloading is enabled and -fopenacc or -fopenmp is specified.
3928 (CRTOFFLOADEND): Likewise.
3929 (STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN.
3930 (ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND.
3932 2016-05-10 Uros Bizjak <ubizjak@gmail.com>
3934 * config/i386/i386.c (legitimize_pic_address): Merge 64-bit and 32-bit
3935 gotoff_operand code paths. Use copy_to_suggested_regs and
3936 expand_simple_binop where appropriate. Cleanup.
3938 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
3941 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Allow
3943 (dimode_scalar_chain::vector_const_cost): New.
3944 (dimode_scalar_chain::compute_convert_gain): Handle constants.
3945 (dimode_scalar_chain::convert_op): Likewise.
3946 (dimode_scalar_chain::convert_insn): Likewise.
3948 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
3950 * dwarf2out.c (resolve_args_picking_1): Consider DW_OP_neg as an
3951 unary operation, not a binary one.
3953 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
3956 * tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle
3957 calls with type casted fndecl.
3959 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
3961 PR tree-optimization/70786
3962 * tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR.
3963 * calls.c (initialize_argument_information): Bind bounds
3964 with corresponding args passed by reference.
3966 2016-05-10 Jakub Jelinek <jakub@redhat.com>
3969 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>),
3970 *<code><mode>3<mask_name>): For !TARGET_AVX512DQ and EVEX encoding,
3971 use vp*[dq] instead of v*p[sd] instructions and adjust mode attribute
3974 2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3977 * config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct
3978 code for a zero scale factor.
3979 (vsx_xvcvdpuxds_scale): Likewise.
3981 2016-05-10 David Malcolm <dmalcolm@redhat.com>
3983 * diagnostic-show-locus.c (layout::layout): Call show_ruler
3984 if show_ruler_p was set on the context.
3985 (layout::show_ruler): New method.
3986 * diagnostic.h (struct diagnostic_context): Add field
3989 2016-05-10 Richard Biener <rguenther@suse.de>
3991 PR tree-optimization/71039
3992 * tree-ssa-phiprop.c: Include tree-ssa-loop.h.
3993 (chk_uses): New function.
3994 (propagate_with_phi): Verify we can safely replicate the lhs of an
3995 aggregate assignment on all incoming edges.
3997 2016-05-10 Oleg Endo <olegendo@gcc.gnu.org>
3999 * config/rx/rx-protos.h (is_interrupt_func, is_fast_interrupt_func):
4001 (rx_atomic_sequence): New class.
4002 * config/rx/rx.c (rx_print_operand): Use symbolic names for PSW bits.
4003 (is_interrupt_func, is_fast_interrupt_func): Make non-static and
4005 (rx_atomic_sequence::rx_atomic_sequence,
4006 rx_atomic_sequence::~rx_atomic_sequence): New functions.
4007 * config/rx/rx.md (CTRLREG_PSW, CTRLREG_USP, CTRLREG_FPSW, CTRLREG_CPEN,
4008 CTRLREG_BPSW, CTRLREG_BPC, CTRLREG_ISP, CTRLREG_FINTV,
4009 CTRLREG_INTB): New constants.
4010 (FETCHOP): New code iterator.
4011 (fethcop_name, fetchop_name2): New iterator code attributes.
4012 (QIHI): New mode iterator.
4013 (atomic_exchange<mode>, atomic_exchangesi, xchg_mem<mode>,
4014 atomic_fetch_<fetchop_name>si, atomic_fetch_nandsi,
4015 atomic_<fetchop_name>_fetchsi, atomic_nand_fetchsi): New patterns.
4017 2016-05-10 Martin Liska <mliska@suse.cz>
4019 * tree-inline.c (remap_dependence_clique): Do not remap
4020 debugging statements.
4022 2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4024 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly")
4025 ("*fixuns_truncdfdi2_z13")
4026 ("*fixuns_trunc<FP:mode><GPR:mode>2_z196")
4027 ("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13")
4028 ("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX.
4030 2016-05-10 Richard Biener <rguenther@suse.de>
4032 PR tree-optimization/70497
4033 PR tree-optimization/28367
4034 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): New function
4036 (visit_reference_op_load): ... here.
4037 (vn_reference_lookup_3): Use it to handle subreg-like accesses
4038 with simplified BIT_FIELD_REFs.
4039 * tree-ssa-pre.c (eliminate_insert): Handle inserting BIT_FIELD_REFs.
4040 * tree-complex.c (extract_component): Handle BIT_FIELD_REFs
4043 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
4045 * dwarf2out.c (add_abstract_origin_attribute): Adjust
4046 documentation comment. For BLOCK nodes, add a
4047 DW_AT_abstract_origin attribute that points to the DIE generated
4048 for the origin BLOCK.
4049 (gen_lexical_block_die): Call add_abstract_origin_attribute for
4050 blocks from inlined functions.
4052 2016-05-10 Alan Modra <amodra@gmail.com>
4055 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop
4056 regrename modifying insns saving lr before __morestack call.
4057 * config/rs6000/rs6000.md (split_stack_return): Similarly for
4058 insns restoring lr after __morestack call.
4060 2016-05-09 Jakub Jelinek <jakub@redhat.com>
4062 * config/i386/i386.md (set_got, set_got_labelled, lwp_llwpcb,
4063 lwp_lwpval<mode>3, lwp_lwpins<mode>3): Remove constraints from
4065 * config/i386/sse.md (vec_interleave_high<mode>,
4066 vec_interleave_low<mode>, <avx512>_vpermi2var<mode>3_maskz,
4067 <avx512>_vpermt2var<mode>3_maskz): Likewise.
4069 2016-05-04 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
4071 * config/rs6000/rs6000.c (rs6000_reassociation_width): Add
4072 function for TARGET_SCHED_REASSOCIATION_WIDTH to enable
4073 parallel reassociation for power8 and forward.
4075 2016-05-09 Uros Bizjak <ubizjak@gmail.com>
4077 * config/i386/i386.md (absneg splitters with general regs): Use
4078 general_reg_operand predicate.
4079 (btsq peephole2): Use x86_64_immediate_operand to check if new
4080 value is suitable for immediate operand. Generate emitted insn
4081 using RTL expressions.
4082 (btcq peephole2): Ditto.
4083 (btrq peephole2): Ditto. Generate correct immediate operand
4086 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
4088 * cfgexpand.c (expand_debug_expr): Fix address offset for negative
4091 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
4093 * tree-affine.c (wide_int_constant_multiple_p): Add missing
4094 pointer dereference.
4096 2016-05-09 Richard Biener <rguenther@suse.de>
4098 PR tree-optimization/70985
4099 * match.pd (BIT_FIELD_REF -> (type)): Disable on GIMPLE when
4100 op0 isn't a gimple register.
4102 2016-05-09 Prachi Godbole <prachi.godbole@imgtec.com>
4104 * config/mips/i6400.md (i6400_fpu_intadd, i6400_fpu_logic)
4105 (i6400_fpu_div, i6400_fpu_cmp, i6400_fpu_float, i6400_fpu_store)
4106 (i6400_fpu_long_pipe, i6400_fpu_logic_l, i6400_fpu_float_l)
4107 (i6400_fpu_mult): New cpu units.
4108 (i6400_msa_add_d, i6400_msa_int_add, i6400_msa_short_logic3)
4109 (i6400_msa_short_logic2, i6400_msa_short_logic, i6400_msa_move)
4110 (i6400_msa_cmp, i6400_msa_short_float2, i6400_msa_div_d)
4111 (i6400_msa_div_w, i6400_msa_div_h, i6400_msa_div_b)
4112 (i6400_msa_copy, i6400_msa_branch, i6400_fpu_msa_store)
4113 (i6400_fpu_msa_load, i6400_fpu_msa_move, i6400_msa_long_logic1)
4114 (i6400_msa_long_logic2, i6400_msa_mult, i6400_msa_long_float2)
4115 (i6400_msa_long_float4, i6400_msa_long_float5)
4116 (i6400_msa_long_float8, i6400_msa_fdiv_df)
4117 (i6400_msa_fdiv_sf): New reservations.
4118 * config/mips/p5600.md (p5600_fpu_intadd, p5600_fpu_cmp)
4119 (p5600_fpu_float, p5600_fpu_logic_a, p5600_fpu_logic_b)
4120 (p5600_fpu_div, p5600_fpu_logic, p5600_fpu_float_a)
4121 (p5600_fpu_float_b, p5600_fpu_float_c, p5600_fpu_float_d)
4122 (p5600_fpu_mult, p5600_fpu_fdiv, p5600_fpu_load): New cpu units.
4123 (msa_short_int_add, msa_short_logic, msa_short_logic_move_v)
4124 (msa_short_cmp, msa_short_float2, msa_short_logic3)
4125 (msa_short_store4, msa_long_load, msa_short_store)
4126 (msa_long_logic, msa_long_float2, msa_long_float4)
4127 (msa_long_float5, msa_long_float8, msa_long_mult)
4128 (msa_long_fdiv, msa_long_div): New reservations.
4130 2016-05-09 Robert Suchanek <robert.suchanek@imgtec.com>
4131 Sameera Deshpande <sameera.deshpande@imgtec.com>
4132 Matthew Fortune <matthew.fortune@imgtec.com>
4133 Graham Stott <graham.stott@imgtec.com>
4134 Chao-ying Fu <chao-ying.fu@imgtec.com>
4136 * config.gcc: Add MSA header file for mips*-*-* target.
4137 * config/mips/constraints.md (YI, YC, YZ, Unv5, Uuv5, Usv5, Uuv6)
4138 (Ubv8i, Urv8): New constraints.
4139 * config/mips/mips-ftypes.def: Add function types for MSA
4141 * config/mips/mips-modes.def (V16QI, V8HI, V4SI, V2DI, V4SF)
4142 (V2DF, V32QI, V16HI, V8SI, V4DI, V8SF, V4DF): New modes.
4143 * config/mips/mips-msa.md: New file.
4144 * config/mips/mips-protos.h
4145 (mips_split_128bit_const_insns): New prototype.
4146 (mips_msa_idiv_insns): Likewise.
4147 (mips_split_128bit_move): Likewise.
4148 (mips_split_128bit_move_p): Likewise.
4149 (mips_split_msa_copy_d): Likewise.
4150 (mips_split_msa_insert_d): Likewise.
4151 (mips_split_msa_fill_d): Likewise.
4152 (mips_expand_msa_branch): Likewise.
4153 (mips_const_vector_same_val_p): Likewise.
4154 (mips_const_vector_same_bytes_p): Likewise.
4155 (mips_const_vector_same_int_p): Likewise.
4156 (mips_const_vector_shuffle_set_p): Likewise.
4157 (mips_const_vector_bitimm_set_p): Likewise.
4158 (mips_const_vector_bitimm_clr_p): Likewise.
4159 (mips_msa_vec_parallel_const_half): Likewise.
4160 (mips_msa_output_division): Likewise.
4161 (mips_ldst_scaled_shift): Likewise.
4162 (mips_expand_vec_cond_expr): Likewise.
4163 * config/mips/mips.c (enum mips_builtin_type): Add
4164 MIPS_BUILTIN_MSA_TEST_BRANCH.
4165 (mips_gen_const_int_vector_shuffle): New prototype.
4166 (mips_const_vector_bitimm_set_p): New function.
4167 (mips_const_vector_bitimm_clr_p): Likewise.
4168 (mips_const_vector_same_val_p): Likewise.
4169 (mips_const_vector_same_bytes_p): Likewise.
4170 (mips_const_vector_same_int_p): Likewise.
4171 (mips_const_vector_shuffle_set_p): Likewise.
4172 (mips_symbol_insns): Forbid loading symbols via immediate for
4174 (mips_valid_offset_p): Limit offset to 10-bit for MSA loads and
4176 (mips_valid_lo_sum_p): Forbid loadings symbols via %lo(base) for
4178 (mips_lx_address_p): Add support load indexed address for MSA.
4179 (mips_address_insns): Add calculation of instructions needed for
4180 stores and loads for MSA.
4181 (mips_const_insns): Move CONST_DOUBLE below CONST_VECTOR. Handle
4182 CONST_VECTOR for MSA and let it fall through.
4183 (mips_ldst_scaled_shift): New function.
4184 (mips_subword_at_byte): Likewise.
4185 (mips_msa_idiv_insns): Likewise.
4186 (mips_legitimize_move): Validate MSA moves.
4187 (mips_rtx_costs): Add UNGE, UNGT, UNLE, UNLT cases. Add
4188 calculation of costs for MSA division.
4189 (mips_split_move_p): Check if MSA moves need splitting.
4190 (mips_split_move): Split MSA moves if necessary.
4191 (mips_split_128bit_move_p): New function.
4192 (mips_split_128bit_move): Likewise.
4193 (mips_split_msa_copy_d): Likewise.
4194 (mips_split_msa_insert_d): Likewise.
4195 (mips_split_msa_fill_d): Likewise.
4196 (mips_output_move): Handle MSA moves.
4197 (mips_expand_msa_branch): New function.
4198 (mips_print_operand): Add 'E', 'B', 'w', 'v' and 'V' modifiers.
4199 Reinstate 'y' modifier.
4200 (mips_file_start): Add MSA .gnu_attribute.
4201 (mips_hard_regno_mode_ok_p): Allow TImode and 128-bit vectors in
4203 (mips_hard_regno_nregs): Always return 1 for MSA supported mode.
4204 (mips_class_max_nregs): Add register size for MSA supported mode.
4205 (mips_cannot_change_mode_class): Allow conversion between MSA
4206 vector modes and TImode.
4207 (mips_mode_ok_for_mov_fmt_p): Allow MSA to use move.v
4209 (mips_secondary_reload_class): Force MSA loads/stores via memory.
4210 (mips_preferred_simd_mode): Add preffered modes for MSA.
4211 (mips_vector_mode_supported_p): Add MSA supported modes.
4212 (mips_autovectorize_vector_sizes): New function.
4213 (mips_msa_output_division): Likewise.
4214 (MSA_BUILTIN, MIPS_BUILTIN_DIRECT_NO_TARGET)
4215 (MSA_NO_TARGET_BUILTIN, MSA_BUILTIN_TEST_BRANCH): New macros.
4216 (CODE_FOR_msa_adds_s_b, CODE_FOR_msa_adds_s_h)
4217 (CODE_FOR_msa_adds_s_w, CODE_FOR_msa_adds_s_d)
4218 (CODE_FOR_msa_adds_u_b, CODE_FOR_msa_adds_u_h)
4219 (CODE_FOR_msa_adds_u_w, CODE_FOR_msa_adds_u_du
4220 (CODE_FOR_msa_addv_b, CODE_FOR_msa_addv_h, CODE_FOR_msa_addv_w)
4221 (CODE_FOR_msa_addv_d, CODE_FOR_msa_and_v, CODE_FOR_msa_bmnz_v)
4222 (CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bmz_v, CODE_FOR_msa_bmzi_b)
4223 (CODE_FOR_msa_bnz_v, CODE_FOR_msa_bz_v, CODE_FOR_msa_bsel_v)
4224 (CODE_FOR_msa_bseli_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w)
4225 (CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b)
4226 (CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w)
4227 (CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clti_u_b)
4228 (CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w)
4229 (CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_s_b)
4230 (CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w)
4231 (CODE_FOR_msa_clei_s_d, CODE_FOR_msa_clei_u_b)
4232 (CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w)
4233 (CODE_FOR_msa_clei_u_d, CODE_FOR_msa_div_s_b)
4234 (CODE_FOR_msa_div_s_h, CODE_FOR_msa_div_s_w)
4235 (CODE_FOR_msa_div_s_d, CODE_FOR_msa_div_u_b)
4236 (CODE_FOR_msa_div_u_h, CODE_FOR_msa_div_u_w)
4237 (CODE_FOR_msa_div_u_d, CODE_FOR_msa_fadd_w, CODE_FOR_msa_fadd_d)
4238 (CODE_FOR_msa_fexdo_w, CODE_FOR_msa_ftrunc_s_w)
4239 (CODE_FOR_msa_ftrunc_s_d, CODE_FOR_msa_ftrunc_u_w)
4240 (CODE_FOR_msa_ftrunc_u_d, CODE_FOR_msa_ffint_s_w)
4241 (CODE_FOR_msa_ffint_s_d, CODE_FOR_msa_ffint_u_w)
4242 (CODE_FOR_msa_ffint_u_d, CODE_FOR_msa_fsub_w)
4243 (CODE_FOR_msa_fsub_d, CODE_FOR_msa_fmsub_d, CODE_FOR_msa_fmadd_w)
4244 (CODE_FOR_msa_fmadd_d, CODE_FOR_msa_fmsub_w, CODE_FOR_msa_fmul_w)
4245 (CODE_FOR_msa_fmul_d, CODE_FOR_msa_fdiv_w, CODE_FOR_msa_fdiv_d)
4246 (CODE_FOR_msa_fmax_w, CODE_FOR_msa_fmax_d, CODE_FOR_msa_fmax_a_w)
4247 (CODE_FOR_msa_fmax_a_d, CODE_FOR_msa_fmin_w, CODE_FOR_msa_fmin_d)
4248 (CODE_FOR_msa_fmin_a_w, CODE_FOR_msa_fmin_a_d)
4249 (CODE_FOR_msa_fsqrt_w, CODE_FOR_msa_fsqrt_d)
4250 (CODE_FOR_msa_max_s_b, CODE_FOR_msa_max_s_h)
4251 (CODE_FOR_msa_max_s_w, CODE_FOR_msa_max_s_d)
4252 (CODE_FOR_msa_max_u_b, CODE_FOR_msa_max_u_h)
4253 (CODE_FOR_msa_max_u_w, CODE_FOR_msa_max_u_d)
4254 (CODE_FOR_msa_min_s_b, CODE_FOR_msa_min_s_h)
4255 (CODE_FOR_msa_min_s_w, CODE_FOR_msa_min_s_d)
4256 (CODE_FOR_msa_min_u_b, CODE_FOR_msa_min_u_h)
4257 (CODE_FOR_msa_min_u_w, CODE_FOR_msa_min_u_d)
4258 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
4259 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
4260 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
4261 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
4262 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
4263 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
4264 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
4265 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
4266 (CODE_FOR_msa_mulv_b, CODE_FOR_msa_mulv_h, CODE_FOR_msa_mulv_w)
4267 (CODE_FOR_msa_mulv_d, CODE_FOR_msa_nlzc_b, CODE_FOR_msa_nlzc_h)
4268 (CODE_FOR_msa_nlzc_w, CODE_FOR_msa_nlzc_d, CODE_FOR_msa_nor_v)
4269 (CODE_FOR_msa_or_v, CODE_FOR_msa_ori_b, CODE_FOR_msa_nori_b)
4270 (CODE_FOR_msa_pcnt_b, CODE_FOR_msa_pcnt_h, CODE_FOR_msa_pcnt_w)
4271 (CODE_FOR_msa_pcnt_d, CODE_FOR_msa_xor_v, CODE_FOR_msa_xori_b)
4272 (CODE_FOR_msa_sll_b, CODE_FOR_msa_sll_h, CODE_FOR_msa_sll_w)
4273 (CODE_FOR_msa_sll_d, CODE_FOR_msa_slli_b, CODE_FOR_msa_slli_h)
4274 (CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, CODE_FOR_msa_sra_b)
4275 (CODE_FOR_msa_sra_h, CODE_FOR_msa_sra_w, CODE_FOR_msa_sra_d)
4276 (CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w)
4277 (CODE_FOR_msa_srai_d, CODE_FOR_msa_srl_b, CODE_FOR_msa_srl_h)
4278 (CODE_FOR_msa_srl_w, CODE_FOR_msa_srl_d, CODE_FOR_msa_srli_b)
4279 (CODE_FOR_msa_srli_h, CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d)
4280 (CODE_FOR_msa_subv_b, CODE_FOR_msa_subv_h, CODE_FOR_msa_subv_w)
4281 (CODE_FOR_msa_subv_d, CODE_FOR_msa_subvi_b, CODE_FOR_msa_subvi_h)
4282 (CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, CODE_FOR_msa_move_v)
4283 (CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, CODE_FOR_msa_vshf_w)
4284 (CODE_FOR_msa_vshf_d, CODE_FOR_msa_ilvod_d, CODE_FOR_msa_ilvev_d)
4285 (CODE_FOR_msa_pckod_d, CODE_FOR_msa_pckdev_d, CODE_FOR_msa_ldi_b)
4286 (CODE_FOR_msa_ldi_hi, CODE_FOR_msa_ldi_w)
4287 (CODE_FOR_msa_ldi_d): New code_aliasing macros.
4288 (mips_builtins): Add MSA sll_b, sll_h, sll_w, sll_d, slli_b,
4289 slli_h, slli_w, slli_d, sra_b, sra_h, sra_w, sra_d, srai_b,
4290 srai_h, srai_w, srai_d, srar_b, srar_h, srar_w, srar_d, srari_b,
4291 srari_h, srari_w, srari_d, srl_b, srl_h, srl_w, srl_d, srli_b,
4292 srli_h, srli_w, srli_d, srlr_b, srlr_h, srlr_w, srlr_d, srlri_b,
4293 srlri_h, srlri_w, srlri_d, bclr_b, bclr_h, bclr_w, bclr_d,
4294 bclri_b, bclri_h, bclri_w, bclri_d, bset_b, bset_h, bset_w,
4295 bset_d, bseti_b, bseti_h, bseti_w, bseti_d, bneg_b, bneg_h,
4296 bneg_w, bneg_d, bnegi_b, bnegi_h, bnegi_w, bnegi_d, binsl_b,
4297 binsl_h, binsl_w, binsl_d, binsli_b, binsli_h, binsli_w,
4298 binsli_d, binsr_b, binsr_h, binsr_w, binsr_d, binsri_b, binsri_h,
4299 binsri_w, binsri_d, addv_b, addv_h, addv_w, addv_d, addvi_b,
4300 addvi_h, addvi_w, addvi_d, subv_b, subv_h, subv_w, subv_d,
4301 subvi_b, subvi_h, subvi_w, subvi_d, max_s_b, max_s_h, max_s_w,
4302 max_s_d, maxi_s_b, maxi_s_h, maxi_s_w, maxi_s_d, max_u_b,
4303 max_u_h, max_u_w, max_u_d, maxi_u_b, maxi_u_h, maxi_u_w,
4304 maxi_u_d, min_s_b, min_s_h, min_s_w, min_s_d, mini_s_b, mini_s_h,
4305 mini_s_w, mini_s_d, min_u_b, min_u_h, min_u_w, min_u_d, mini_u_b,
4306 mini_u_h, mini_u_w, mini_u_d, max_a_b, max_a_h, max_a_w, max_a_d,
4307 min_a_b, min_a_h, min_a_w, min_a_d, ceq_b, ceq_h, ceq_w, ceq_d,
4308 ceqi_b, ceqi_h, ceqi_w, ceqi_d, clt_s_b, clt_s_h, clt_s_w,
4309 clt_s_d, clti_s_b, clti_s_h, clti_s_w, clti_s_d, clt_u_b,
4310 clt_u_h, clt_u_w, clt_u_d, clti_u_b, clti_u_h, clti_u_w,
4311 clti_u_d, cle_s_b, cle_s_h, cle_s_w, cle_s_d, clei_s_b, clei_s_h,
4312 clei_s_w, clei_s_d, cle_u_b, cle_u_h, cle_u_w, cle_u_d, clei_u_b,
4313 clei_u_h, clei_u_w, clei_u_d, ld_b, ld_h, ld_w, ld_d, st_b, st_h,
4314 st_w, st_d, sat_s_b, sat_s_h, sat_s_w, sat_s_d, sat_u_b, sat_u_h,
4315 sat_u_w, sat_u_d, add_a_b, add_a_h, add_a_w, add_a_d, adds_a_b,
4316 adds_a_h, adds_a_w, adds_a_d, adds_s_b, adds_s_h, adds_s_w,
4317 adds_s_d, adds_u_b, adds_u_h, adds_u_w, adds_u_d, ave_s_b,
4318 ave_s_h, ave_s_w, ave_s_d, ave_u_b, ave_u_h, ave_u_w, ave_u_d,
4319 aver_s_b, aver_s_h, aver_s_w, aver_s_d, aver_u_b, aver_u_h,
4320 aver_u_w, aver_u_d, subs_s_b, subs_s_h, subs_s_w, subs_s_d,
4321 subs_u_b, subs_u_h, subs_u_w, subs_u_d, subsuu_s_b, subsuu_s_h,
4322 subsuu_s_w, subsuu_s_d, subsus_u_b, subsus_u_h, subsus_u_w,
4323 subsus_u_d, asub_s_b, asub_s_h, asub_s_w, asub_s_d, asub_u_b,
4324 asub_u_h, asub_u_w, asub_u_d, mulv_b, mulv_h, mulv_w, mulv_d,
4325 maddv_b, maddv_h, maddv_w, maddv_d, msubv_b, msubv_h, msubv_w,
4326 msubv_d, div_s_b, div_s_h, div_s_w, div_s_d, div_u_b, div_u_h,
4327 div_u_w, div_u_d, hadd_s_h, hadd_s_w, hadd_s_d, hadd_u_h,
4328 hadd_u_w, hadd_u_d, hsub_s_h, hsub_s_w, hsub_s_d, hsub_u_h,
4329 hsub_u_w, hsub_u_d, mod_s_b, mod_s_h, mod_s_w, mod_s_d, mod_u_b,
4330 mod_u_h, mod_u_w, mod_u_d, dotp_s_h, dotp_s_w, dotp_s_d,
4331 dotp_u_h, dotp_u_w, dotp_u_d, dpadd_s_h, dpadd_s_w, dpadd_s_d,
4332 dpadd_u_h, dpadd_u_w, dpadd_u_d, dpsub_s_h, dpsub_s_w, dpsub_s_d,
4333 dpsub_u_h, dpsub_u_w, dpsub_u_d, sld_b, sld_h, sld_w, sld_d,
4334 sldi_b, sldi_h, sldi_w, sldi_d, splat_b, splat_h, splat_w,
4335 splat_d, splati_b, splati_h, splati_w, splati_d, pckev_b,
4336 pckev_h, pckev_w, pckev_d, pckod_b, pckod_h, pckod_w, pckod_d,
4337 ilvl_b, ilvl_h, ilvl_w, ilvl_d, ilvr_b, ilvr_h, ilvr_w, ilvr_d,
4338 ilvev_b, ilvev_h, ilvev_w, ilvev_d, ilvod_b, ilvod_h, ilvod_w,
4339 ilvod_d, vshf_b, vshf_h, vshf_w, vshf_d, and_v, andi_b, or_v,
4340 ori_b, nor_v, nori_b, xor_v, xori_b, bmnz_v, bmnzi_b, bmz_v,
4341 bmzi_b, bsel_v, bseli_b, shf_b, shf_h, shf_w, bnz_v, bz_v,
4342 fill_b, fill_h, fill_w, fill_d, pcnt_b, pcnt_h, pcnt_w,
4343 pcnt_d, nloc_b, nloc_h, nloc_w, nloc_d, nlzc_b, nlzc_h, nlzc_w,
4344 nlzc_d, copy_s_b, copy_s_h, copy_s_w, copy_s_d, copy_u_b,
4345 copy_u_h, copy_u_w, copy_u_d, insert_b, insert_h, insert_w,
4346 insert_d, insve_b, insve_h, insve_w, insve_d, bnz_b, bnz_h,
4347 bnz_w, bnz_d, bz_b, bz_h, bz_w, bz_d, ldi_b, ldi_h, ldi_w, ldi_d,
4348 fcaf_w, fcaf_d, fcor_w, fcor_d, fcun_w, fcun_d, fcune_w, fcune_d,
4349 fcueq_w, fcueq_d, fceq_w, fceq_d, fcne_w, fcne_d, fclt_w, fclt_d,
4350 fcult_w, fcult_d, fcle_w, fcle_d, fcule_w, fcule_d, fsaf_w,
4351 fsaf_d, fsor_w, fsor_d, fsun_w, fsun_d, fsune_w, fsune_d,
4352 fsueq_w, fsueq_d, fseq_w, fseq_d, fsne_w, fsne_d, fslt_w,
4353 fslt_d, fsult_w, fsult_d, fsle_w, fsle_d, fsule_w, fsule_d,
4354 fadd_w, fadd_d, fsub_w, fsub_d, fmul_w, fmul_d, fdiv_w, fdiv_d,
4355 fmadd_w, fmadd_d, fmsub_w, fmsub_d, fexp2_w, fexp2_d, fexdo_h,
4356 fexdo_w, ftq_h, ftq_w, fmin_w, fmin_d, fmin_a_w, fmin_a_d,
4357 fmax_w, fmax_d, fmax_a_w, fmax_a_d, mul_q_h, mul_q_w, mulr_q_h,
4358 mulr_q_w, madd_q_h, madd_q_w, maddr_q_h, maddr_q_w, msub_q_h,
4359 msub_q_w, msubr_q_h, msubr_q_w, fclass_w, fclass_d, fsqrt_w,
4360 fsqrt_d, frcp_w, frcp_d, frint_w, frint_d, frsqrt_w, frsqrt_d,
4361 flog2_w, flog2_d, fexupl_w, fexupl_d, fexupr_w, fexupr_d, ffql_w,
4362 ffql_d, ffqr_w, ffqr_d, ftint_s_w, ftint_s_d, ftint_u_w,
4363 ftint_u_d, ftrunc_s_w, ftrunc_s_d, ftrunc_u_w, ftrunc_u_d,
4364 ffint_s_w, ffint_s_d, ffint_u_w, ffint_u_d, ctcmsa, cfcmsa,
4366 (mips_get_builtin_decl_index): New array.
4367 (MIPS_ATYPE_QI, MIPS_ATYPE_HI, MIPS_ATYPE_V2DI, MIPS_ATYPE_V4SI)
4368 (MIPS_ATYPE_V8HI, MIPS_ATYPE_V16QI, MIPS_ATYPE_V2DF)
4369 (MIPS_ATYPE_V4SF, MIPS_ATYPE_UV2DI, MIPS_ATYPE_UV4SI)
4370 (MIPS_ATYPE_UV8HI, MIPS_ATYPE_UV16QI): New.
4371 (mips_init_builtins): Initialize mips_get_builtin_decl_index
4373 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
4375 (mips_expand_builtin_insn): Prepare operands for
4376 CODE_FOR_msa_addvi_b, CODE_FOR_msa_addvi_h, CODE_FOR_msa_addvi_w,
4377 CODE_FOR_msa_addvi_d, CODE_FOR_msa_clti_u_b,
4378 CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w,
4379 CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_u_b,
4380 CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w,
4381 CODE_FOR_msa_clei_u_d, CODE_FOR_msa_maxi_u_b,
4382 CODE_FOR_msa_maxi_u_h, CODE_FOR_msa_maxi_u_w,
4383 CODE_FOR_msa_maxi_u_d, CODE_FOR_msa_mini_u_b,
4384 CODE_FOR_msa_mini_u_h, CODE_FOR_msa_mini_u_w,
4385 CODE_FOR_msa_mini_u_d, CODE_FOR_msa_subvi_b,
4386 CODE_FOR_msa_subvi_h, CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d,
4387 CODE_FOR_msa_ceqi_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w,
4388 CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b,
4389 CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w,
4390 CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clei_s_b,
4391 CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w,
4392 CODE_FOR_msa_clei_s_d, CODE_FOR_msa_maxi_s_b,
4393 CODE_FOR_msa_maxi_s_h, CODE_FOR_msa_maxi_s_w,
4394 CODE_FOR_msa_maxi_s_d, CODE_FOR_msa_mini_s_b,
4395 CODE_FOR_msa_mini_s_h, CODE_FOR_msa_mini_s_w,
4396 CODE_FOR_msa_mini_s_d, CODE_FOR_msa_andi_b, CODE_FOR_msa_ori_b,
4397 CODE_FOR_msa_nori_b, CODE_FOR_msa_xori_b, CODE_FOR_msa_bmzi_b,
4398 CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bseli_b, CODE_FOR_msa_fill_b,
4399 CODE_FOR_msa_fill_h, CODE_FOR_msa_fill_w, CODE_FOR_msa_fill_d,
4400 CODE_FOR_msa_ilvl_b, CODE_FOR_msa_ilvl_h, CODE_FOR_msa_ilvl_w,
4401 CODE_FOR_msa_ilvl_d, CODE_FOR_msa_ilvr_b, CODE_FOR_msa_ilvr_h,
4402 CODE_FOR_msa_ilvr_w, CODE_FOR_msa_ilvr_d, CODE_FOR_msa_ilvev_b,
4403 CODE_FOR_msa_ilvev_h, CODE_FOR_msa_ilvev_w, CODE_FOR_msa_ilvod_b,
4404 CODE_FOR_msa_ilvod_h, CODE_FOR_msa_ilvod_w, CODE_FOR_msa_pckev_b,
4405 CODE_FOR_msa_pckev_h, CODE_FOR_msa_pckev_w, CODE_FOR_msa_pckod_b,
4406 CODE_FOR_msa_pckod_h, CODE_FOR_msa_pckod_w, CODE_FOR_msa_slli_b,
4407 CODE_FOR_msa_slli_h, CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d,
4408 CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w,
4409 CODE_FOR_msa_srai_d, CODE_FOR_msa_srli_b, CODE_FOR_msa_srli_h,
4410 CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d, CODE_FOR_msa_insert_b,
4411 CODE_FOR_msa_insert_h, CODE_FOR_msa_insert_w,
4412 CODE_FOR_msa_insert_d, CODE_FOR_msa_insve_b,
4413 CODE_FOR_msa_insve_h, CODE_FOR_msa_insve_w, CODE_FOR_msa_insve_d,
4414 CODE_FOR_msa_shf_b, CODE_FOR_msa_shf_h, CODE_FOR_msa_shf_w,
4415 CODE_FOR_msa_shf_w_f, CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h,
4416 CODE_FOR_msa_vshf_w, CODE_FOR_msa_vshf_d.
4417 (mips_expand_builtin): Add case for MIPS_BULTIN_MSA_TEST_BRANCH.
4418 (mips_set_compression_mode): Disallow MSA with MIPS16 code.
4419 (mips_option_override): -mmsa requires -mfp64 and -mhard-float.
4420 These are set implicitly and an error is reported if overridden.
4421 (mips_expand_builtin_msa_test_branch): New function.
4422 (mips_expand_msa_shuffle): Likewise.
4423 (MAX_VECT_LEN): Increase maximum length of a vector to 16 bytes.
4424 (TARGET_SCHED_REASSOCIATION_WIDTH): Define target hook.
4425 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Likewise.
4426 (mips_expand_vec_unpack): Add support for MSA.
4427 (mips_expand_vector_init): Likewise.
4428 (mips_expand_vi_constant): Use CONST0_RTX (element_mode)
4429 instead of const0_rtx.
4430 (mips_msa_vec_parallel_const_half): New function.
4431 (mips_gen_const_int_vector): Likewise.
4432 (mips_gen_const_int_vector_shuffle): Likewise.
4433 (mips_expand_msa_cmp): Likewise.
4434 (mips_expand_vec_cond_expr): Likewise.
4435 * config/mips/mips.h
4436 (TARGET_CPU_CPP_BUILTINS): Add __mips_msa and __mips_msa_width.
4437 (OPTION_DEFAULT_SPECS): Ignore --with-fp-32 if -mmsa is
4439 (ASM_SPEC): Pass mmsa and mno-msa to the assembler.
4440 (ISA_HAS_MSA): New macro.
4441 (UNITS_PER_MSA_REG): Likewise.
4442 (BITS_PER_MSA_REG): Likewise.
4443 (BIGGEST_ALIGNMENT): Redefine using ISA_HAS_MSA.
4444 (MSA_REG_FIRST): New macro.
4445 (MSA_REG_LAST): Likewise.
4446 (MSA_REG_NUM): Likewise.
4447 (MSA_REG_P): Likewise.
4448 (MSA_REG_RTX_P): Likewise.
4449 (MSA_SUPPORTED_MODE_P): Likewise.
4450 (HARD_REGNO_CALL_PART_CLOBBERED): Redefine using TARGET_MSA.
4451 (ADDITIONAL_REGISTER_NAMES): Add named registers $w0-$w31.
4452 * config/mips/mips.md: Include mips-msa.md.
4453 (alu_type): Add simd_add.
4454 (mode): Add V2DI, V4SI, V8HI, V16QI, V2DF, V4SF.
4455 (type): Add simd_div, simd_fclass, simd_flog2, simd_fadd,
4456 simd_fcvt, simd_fmul, simd_fmadd, simd_fdiv, simd_bitins,
4457 simd_bitmov, simd_insert, simd_sld, simd_mul, simd_fcmp,
4458 simd_fexp2, simd_int_arith, simd_bit, simd_shift, simd_splat,
4459 simd_fill, simd_permute, simd_shf, simd_sat, simd_pcnt,
4460 simd_copy, simd_branch, simd_cmsa, simd_fminmax, simd_logic,
4461 simd_move, simd_load, simd_store. Choose "multi" for moves
4463 (qword_mode): New attribute.
4464 (insn_count): Add instruction count for quad moves.
4465 Increase the count for MIPS SIMD division.
4466 (UNITMODE): Add UNITMODEs for vector types.
4467 (addsub): New code iterator.
4468 * config/mips/mips.opt (mmsa): New option.
4469 * config/mips/msa.h: New file.
4470 * config/mips/mti-elf.h: Don't infer -mfpxx if -mmsa is
4472 * config/mips/mti-linux.h: Likewise.
4473 * config/mips/predicates.md
4474 (const_msa_branch_operand): New constraint.
4475 (const_uimm3_operand): Likewise.
4476 (const_uimm4_operand): Likewise.
4477 (const_uimm5_operand): Likewise.
4478 (const_uimm8_operand): Likewise.
4479 (const_imm5_operand): Likewise.
4480 (aq10b_operand): Likewise.
4481 (aq10h_operand): Likewise.
4482 (aq10w_operand): Likewise.
4483 (aq10d_operand): Likewise.
4484 (const_m1_operand): Likewise.
4485 (reg_or_m1_operand): Likewise.
4486 (const_exp_2_operand): Likewise.
4487 (const_exp_4_operand): Likewise.
4488 (const_exp_8_operand): Likewise.
4489 (const_exp_16_operand): Likewise.
4490 (const_vector_same_val_operand): Likewise.
4491 (const_vector_same_simm5_operand): Likewise.
4492 (const_vector_same_uimm5_operand): Likewise.
4493 (const_vector_same_uimm6_operand): Likewise.
4494 (const_vector_same_uimm8_operand): Likewise.
4495 (par_const_vector_shf_set_operand): Likewise.
4496 (reg_or_vector_same_val_operand): Likewise.
4497 (reg_or_vector_same_simm5_operand): Likewise.
4498 (reg_or_vector_same_uimm6_operand): Likewise.
4499 * doc/extend.texi (MIPS SIMD Architecture Functions): New
4501 * doc/invoke.texi (-mmsa): Document new option.
4503 2016-05-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4505 * configure.ac (enable_vtable_verify): Handle --enable-vtable-verify.
4506 * configure: Regenerate.
4507 * config.in: Regenerate.
4508 * gcc.c (VTABLE_VERIFICATION_SPEC) [!ENABLE_VTABLE_VERIFY]: Error
4510 * config/sol2.h [!ENABLE_VTABLE_VERIFY] (STARTFILE_VTV_SPEC): Define.
4511 (ENDFILE_VTV_SPEC): Define.
4513 2016-05-09 Kaushik Phatak <kaushik.phatak@kpit.com>
4515 * config/rl78/rl78.c (rl78_expand_prologue): Save the MDUC related
4516 registers in all interrupt handlers if necessary.
4517 (rl78_option_override): Add warning.
4518 (MUST_SAVE_MDUC_REGISTERS): New macro.
4519 (rl78_expand_epilogue): Restore the MDUC registers if necessary.
4520 * config/rl78/rl78.c (check_mduc_usage): New function.
4521 (mduc_regs): New structure to hold MDUC register data.
4522 * config/rl78/rl78.md (is_g13_muldiv_insn): New attribute.
4523 (mulsi3_g13): Add is_g13_muldiv_insn attribute.
4524 (udivmodsi4_g13): Add is_g13_muldiv_insn attribute.
4525 (mulhi3_g13): Add is_g13_muldiv_insn attribute.
4526 * config/rl78/rl78.opt (msave-mduc-in-interrupts): New option.
4527 * doc/invoke.texi (RL78 Options): Add -msave-mduc-in-interrupts.
4529 2016-05-09 Bin Cheng <bin.cheng@arm.com>
4531 * tree-if-conv.c (tree-ssa-loop.h): Include header file.
4532 (tree-ssa-loop-niter.h): Ditto.
4533 (idx_within_array_bound, ref_within_array_bound): New functions.
4534 (ifcvt_memrefs_wont_trap): Check if array ref is within bound.
4535 Factor out check on writable base object to ...
4536 (base_object_writable): ... here.
4538 2016-05-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4540 * config/arm/arm.md (probe_stack): Add modes to set source
4543 2016-05-09 Bernd Schmidt <bschmidt@redhat.com>
4545 * regrename.c (base_reg_class_for_rename): New static function.
4546 (scan_rtx_address, scan_rtx): Use it instead of base_reg_class.
4548 2016-05-08 Jan Hubicka <hubicka@ucw.cz>
4550 * cgraph.c (thunk_adjust): Export.
4551 * cgraphclones.c (cgraph_node::create_clone): Clone thunk info.
4552 * cgraphunit.c (thunk_adjust): Export.
4553 (cgraph_node::assemble_thunks_and_aliases): Do not assemble inlined
4555 * ipa-inline-analyssi.c (compute_inline_parameters): Thunks are
4557 * tree-inline.c (expand_call_inline): Expand thunks inline.
4559 2016-05-08 Uros Bizjak <ubizjak@gmail.com>
4562 * config/i386/sse.md (*sse2_vd_cvtsd2ss): New insn pattern.
4563 (*sse2_vd_cvtss2sd): Ditto.
4564 * config/i386/i386.md
4565 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf splitter):
4566 Generate *sse2_vd_cvtsd2ss pattern.
4567 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df splitter):
4568 Generate *sse2_vd_cvtss2sd pattern.
4570 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
4572 * config/sh/sh.h (GET_SH_ARG_CLASS): Convert macro into ...
4573 * config/sh/sh.c (get_sh_arg_class): ... this new function. Update its
4576 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
4578 * config/sh/sh-protos.h (sh_media_register_for_return): Remove.
4579 * config/sh/sh.c: Define and declare variables on first use throughout
4581 (current_function_interrupt): Change to bool type.
4582 (frame_insn): Rename to emit_frame_insn and update users.
4583 (push_regs): Use bool for 'interrupt_handler' argument.
4584 (save_schedule_s): Remove.
4585 (TARGET_ASM_UNALIGNED_DI_OP, TARGET_ASM_ALIGNED_DI_OP): Remove.
4586 (sh_option_override): Don't nullify targetm.asm_out.aligned_op.di and
4587 targetm.asm_out.unaligned_op.di.
4588 (gen_far_branch): Remove redundant forward declaration.
4589 (sh_media_register_for_return, MAX_SAVED_REGS, save_entry_s, save_entry,
4590 MAX_TEMPS, save_schedule_ssave_schedule): Remove.
4591 (sh_set_return_address, sh_function_ok_for_sibcall,
4592 scavenge_reg): Update comments.
4593 (sh_builtin_saveregs): Use TRAGET_FPU_ANY condition.
4594 (sh2a_get_function_vector_number, sh2a_function_vector_p): Use for loop.
4595 (sh_attr_renesas_p): Remove unnecessary parentheses.
4596 (branch_dest): Simplify.
4597 * config/sh/sh.h (sh_args): Remove byref, byref_regs, stack_regs fields.
4598 Change force_mem, prototype_p, outgoing, renesas_abi fields to bool.
4599 (CUMULATIVE_ARGS): Change macro to typedef.
4600 (current_function_interrupt): Change to bool type.
4601 (sh_arg_class, sh_args, CUMULATIVE_ARGS, current_function_interrupt):
4602 Surround with __cplusplus ifdef.
4603 (sh_compare_op0, sh_compare_op1): Remove.
4604 (EPILOGUE_USES): Use TARGET_FPU_ANY condition.
4606 2016-05-07 Jim Wilson <jim.wilson@linaro.org>
4608 * config/arm/arm.md: (arch): Add neon.
4609 (arch_enabled): Return yes for arch neon when TARGET_NEON.
4610 * config/arm/vfp.md (movdf_vfp): Add w/G as alternative 3. Add
4611 neon_move as type for alt 3. Add arch attr enabling alt 3 for neon.
4612 Emit vmov.i64 for alt 3. Renumber alternatives 3 to 8. Adjust
4613 attributes for alt renumbering. Mark alt 3 as non-predicable.
4614 (thumb2_movdf_vfp): Likewise.
4616 2016-05-07 Uros Bizjak <ubizjak@gmail.com>
4618 * config/i386/i386.md (*addqi_1): Add preferred_for_speed attribute
4619 to disparage alternatives 3 and 4 for TARGET_PARTIAL_REG_STALL targets.
4620 (*andqi_1): Add preferred_for_speed attribute to disparage
4621 alternative 2 for TARGET_PARTIAL_REG_STALL targets.
4622 (*<code>qi_1): Ditto.
4623 (*one_cmplqi2_1): Add preferred_for_speed attribute to disparage
4624 alternative 1 for TARGET_PARTIAL_REG_STALL targets.
4625 (*ashlqi3_1): Ditto.
4626 (*swap<mode>): Merge from *swap<mode>_1 and *swap<mode>_2 patterns.
4627 Add preferred_for_size attribute to disparage alternative 0 and
4628 preferred_for_speed attribute to disparage alternative 1 for
4629 TARGET_PARTIAL_REG_STALL targets.
4631 2016-05-07 Tom de Vries <tom@codesourcery.com>
4633 PR tree-optimization/70956
4634 * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL
4637 2016-05-07 Oleg Endo <olegendo@gcc.gnu.org>
4639 * config/sh/sh-protos.h (sh_cbranch_distance): Declare new function.
4640 * config/sh/sh.c (sh_cbranch_distance): Implement it.
4641 * config/sh/sh.md (branch_zero): Remove define_attr.
4642 (define_delay): Disable delay slot if branch distance is one insn.
4644 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
4646 * config/i386/i386.md (LEAMODE): New mode attribute.
4647 (plus to LEA splitter): Rewrite splitter using LEAMODE mode attribute.
4648 (ashift to LEA splitter): Rewrte splitter using SWI mode iterator
4649 and LEAMODE mode attribute. Use VOIDmode const_0_to_3_operand as
4650 operand 2 predicate.
4651 (*lea<mode>_general_2): Use VOIDmode for const248_operand.
4652 (*lea<mode>_general_3): Ditto.
4653 (*lea<mode>_general_4): Use VOIDmode for const_0_to_3_operand.
4655 2016-05-06 Jakub Jelinek <jakub@redhat.com>
4657 * genmddump.c (main): Convert argv from char ** to const char **.
4659 2016-05-06 David Malcolm <dmalcolm@redhat.com>
4661 * coretypes.h (OVERRIDE): New macro.
4664 2016-05-06 Eric Botcazou <ebotcazou@adacore.com>
4666 * tree-ssa-coalesce.c (gimple_can_coalesce_p): In the optimized case,
4667 allow coalescing if the types are compatible.
4669 2016-05-06 David Malcolm <dmalcolm@redhat.com>
4671 * pass_manager.h (pass_manager::register_pass_name): New method.
4672 (pass_manager::get_pass_by_name): New method.
4673 (pass_manager::create_pass_tab): New method.
4674 (pass_manager::m_name_to_pass_map): New field.
4675 * passes.c (name_to_pass_map): Delete global in favor of field
4676 "m_name_to_pass_map" of pass_manager.
4677 (register_pass_name): Rename from a function to...
4678 (pass_manager::register_pass_name): ...this method, updating
4679 for renaming of global "name_to_pass_map" to field
4680 "m_name_to_pass_map".
4681 (create_pass_tab): Rename from a function to...
4682 (pass_manager::create_pass_tab): ...this method, updating
4683 for renaming of global "name_to_pass_map" to field.
4684 (get_pass_by_name): Rename from a function to...
4685 (pass_manager::get_pass_by_name): ...this method.
4686 (enable_disable_pass): Convert use of get_pass_by_name to
4687 a method call, locating the pass_manager singleton.
4689 2016-05-06 David Malcolm <dmalcolm@redhat.com>
4691 * genattr-common.c (main): Convert argv from char ** to const char **.
4692 * genattr.c (main): Likewise.
4693 * genattrtab.c (main): Likewise.
4694 * genautomata.c (initiate_automaton_gen): Likewise.
4696 * gencodes.c (main): Likewise.
4697 * genconditions.c (main): Likewise.
4698 * genconfig.c (main): Likewise.
4699 * genconstants.c (main): Likewise.
4700 * genemit.c (main): Likewise.
4701 * genenums.c (main): Likewise.
4702 * genextract.c (main): Likewise.
4703 * genflags.c (main): Likewise.
4704 * genmddeps.c (main): Likewise.
4705 * genopinit.c (main): Likewise.
4706 * genoutput.c (main): Likewise.
4707 * genpeep.c (main): Likewise.
4708 * genpreds.c (main): Likewise.
4709 * genrecog.c (main): Likewise.
4710 * gensupport.c (init_rtx_reader_args_cb): Likewise.
4711 (init_rtx_reader_args): Likewise.
4712 * gensupport.h (init_rtx_reader_args_cb): Likewise.
4713 (init_rtx_reader_args): Likewise.
4714 * gentarget-def.c (main): Likewise.
4715 * read-md.c (read_md_files): Likewise.
4716 * read-md.h (read_md_files): Likewise.
4718 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
4720 * config/i386/i386.md (int cmove peephole2s): Use general_reg_operand
4721 instead of register_and_not_any_fp_reg_operand as operand 0 predicate.
4722 * config/i386/predicates.md (register_and_not_any_fp_reg_operand):
4723 Remove unused predicate.
4724 (register_and_not_fp_reg_operand): Ditto.
4726 2016-05-06 Martin Liska <mliska@suse.cz>
4728 * tree-if-conv.c (ifcvt_split_critical_edges): Use auto_vec
4729 instead of vec as the vector is local to the function.
4731 2016-05-06 Jakub Jelinek <jakub@redhat.com>
4733 * config/i386/sse.md (*<code>v8hi3, *<code>v16qi3): Add
4734 avx512bw alternative.
4736 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>): Move
4737 before the ashr<mode>3 pattern.
4739 * config/i386/sse.md (*avx2_pmaddwd, *sse2_pmaddwd): Use
4740 v instead of x in vex or maybe_vex alternatives, use
4741 maybe_evex instead of vex in prefix.
4743 * config/i386/sse.md (*vec_extractv4sf_0, *sse4_1_extractps,
4744 *vec_extractv4sf_mem, vec_extract_lo_v16hi, vec_extract_hi_v16hi,
4745 vec_extract_lo_v32qi, vec_extract_hi_v32qi): Use v instead of x
4746 in vex or maybe_vex alternatives, use maybe_evex instead of vex
4749 * config/i386/sse.md (*vec_concatv2sf_sse4_1, *vec_concatv4sf): Use
4750 v instead of x in vex or maybe_vex alternatives, use
4751 maybe_evex instead of vex in prefix.
4753 * config/i386/sse.md (sse_shufps_<mode>, sse_storehps, sse_loadhps,
4754 sse_storelps, sse_movss, avx2_vec_dup<mode>, avx2_vec_dupv8sf_1,
4755 sse2_shufpd_<mode>, sse2_storehpd, sse2_storelpd, sse2_loadhpd,
4756 sse2_loadlpd, sse2_movsd): Use v instead of x in vex or maybe_vex
4757 alternatives, use maybe_evex instead of vex in prefix.
4759 * config/i386/sse.md (vec_interleave_lowv4sf,
4760 *vec_interleave_highv2df, *vec_interleave_lowv2df): Use
4761 v instead of x in vex or maybe_vex alternatives, use
4762 maybe_evex instead of vex in prefix.
4764 * config/i386/sse.md (sse_movhlps, sse_movlhps): Use
4765 v instead of x in vex or maybe_vex alternatives, use
4766 maybe_evex instead of vex in prefix.
4768 * config/i386/sse.md (*avx_cvtpd2dq256_2, *avx_cvtps2pd256_2): Use
4769 v constraint instead of x.
4771 2016-05-06 Nathan Sidwell <nathan@codesourcery.com>
4773 * gimple.c (gimple_call_same_target_p): Unique functions are eq.
4774 * tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq
4777 2016-05-06 Richard Biener <rguenther@suse.de>
4779 PR tree-optimization/70948
4780 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
4781 Properly clobber all fields of va_list for __builtin_va_start.
4783 2016-05-06 Yuri Rumyantsev <ysrumyan@gmail.com>
4786 * tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with
4787 loop latch destination.
4789 2016-05-06 Martin Liska <mliska@suse.cz>
4791 * tree-ssa-uninit.c: Apply manual changes
4792 to the GNU coding style.
4793 (prune_uninit_phi_opnds): Rename from
4794 prune_uninit_phi_opnds_in_unrealizable_paths.
4796 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
4798 * config/sh/sh.opt (madjust-unroll, minvalid-symbols, msoft-atomic,
4799 mspace): Remove deprecated options.
4800 * doc/invoke.texi (SH options): Remove -mspace.
4802 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
4804 * config/sh/sh.md (ic_invalidate_line_sh4a): Fix insn length.
4806 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
4808 * config/sh/sh.md (*cmpeqsi_t): Remove combine insn pattern and similar
4809 corresponding combine split pattern.
4811 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
4814 * config/sh/predicates.md (long_displacement_mem_operand): New.
4815 * config/sh/sh.md (movsi_i): Allow for SH2A, disallow for any FPU.
4816 Add movi20, movi20s alternatives. Adjust length attribute for
4818 (movsi_ie): Allow for any FPU. Adjust length attribute for
4820 (movsi_i_lowpart): Add movi20, movi20s alternatives. Adjust length
4821 attribute for alternatives.
4822 (*mov<mode>): Use long_displacement_mem_operand for length attribute.
4823 (*movdi_i, movdf_k, movdf_i4, movsf_i, movsf_ie, movsf_ie_ra): Adjust
4824 length attribute for alternatives.
4826 2016-05-06 Richard Biener <rguenther@suse.de>
4828 PR tree-optimization/70960
4829 * tree-if-conv.c (ifcvt_walk_pattern_tree): Handle non-SSA ops.
4831 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
4834 * config/sh/sh.md (*cmp_div0s_7, *cmp_div0s_8): Add div0s variants.
4835 * config/sh/sh.c (sh_rtx_costs): Add another div0s case.
4837 2016-05-06 Marek Polacek <polacek@redhat.com>
4840 * ubsan.c (get_ubsan_type_info_for_type): Remove assert.
4842 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
4845 * config/sh/sh.md (*rotcr): Add another variant.
4847 2016-05-06 Richard Biener <rguenther@suse.de>
4850 * dwarf2out.c (native_encode_initializer): Skip zero-sized fields.
4852 2016-05-06 Richard Biener <rguenther@suse.de>
4855 * fold-const.c (split_tree): Always convert to the original type
4858 2016-05-06 Richard Biener <rguenther@suse.de>
4860 * fwprop.c (fwprop): Remove duplicate cleanup_cfg call.
4861 (fwprop_addr): Likewise.
4863 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
4866 * config/i386/i386-protos.h (ix86_standard_x87sse_constant_load_p):
4868 * config/i386/i386.c (ix86_standard_x87sse_constant_load_p): New.
4869 * config/i386/i386.md (push mem splitter): Use find_constant_src in
4870 the splitter condition.
4871 (FP load splitter): Use ix86_standard_x87sse_constant_load_p in
4872 the splitter condition.
4873 (FP float_extend load splitter): Ditto.
4875 2016-05-05 Uros Bizjak <ubizjak@gmail.com>
4877 * config/i386/i386.md (peehole2 patterns): Change true_regnum
4878 to REGNO in all peephole2 patterns.
4879 (post-reload splitters): Change true_regnum to REGNO in
4880 post-reload splitters.
4881 (zero_extend splitters): Use general_reg_operand and
4882 nonimmediate_gr_operand predicates.
4884 2016-05-05 Jakub Jelinek <jakub@redhat.com>
4886 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>): Use
4887 v constraint instead of x.
4889 2016-05-05 Alan Modra <amodra@gmail.com>
4892 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
4893 set OPTION_MASK_RELOCATABLE when flag_pic == 2. Set
4894 TARGET_NO_FP_IN_TOC for -mrelocatable.
4895 (MINIMAL_TOC_SECTION_ASM_OP): Remove redundant
4896 TARGET_RELOCATABLE test.
4897 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
4898 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
4899 * config/rs6000/linux64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
4900 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
4901 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
4902 * config/rs6000/freebsd64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
4903 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
4904 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
4905 * config/rs6000/predicates.md (easy_fp_constant): Likewise.
4906 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
4908 (rs6000_assemble_integer): Update TARGET_RELOCATABLE test.
4909 (rs6000_stack_info): Likewise.
4910 (rs6000_elf_asm_out_constructor): Likewise.
4911 (rs6000_elf_asm_out_destructor): Likewise.
4912 (rs6000_elf_declare_function_name): Likewise.
4913 * config/rs6000/rs6000.md (load_toc_aix_di): Likewise.
4914 * config/rs6000/rs6000.h (MASK_RELOCATABLE, MASK_MINIMAL_TOC):
4917 2016-05-05 Alan Modra <amodra@gmail.com>
4919 * config/rs6000/rs6000.c (rs6000_frame_related): Rewrite.
4921 2016-05-05 Alan Modra <amodra@gmail.com>
4923 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
4924 out-of-line gpr restore for one or two regs if that would add
4927 2016-05-04 Uros Bizjak <ubizjak@gmail.com>
4930 * config/i386/i386.md
4931 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df peephole2):
4932 Change to post-epilogue_completed late splitter. Use sse_reg_operand
4933 as operand 0 predicate.
4934 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf peephole2):
4936 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float {si,di}->{sf,df} peephole2):
4937 Ditto. Emit the pattern using RTX.
4939 (TARGET_USE_VECTOR_FP_CONVERTS float_extend sf->df splitter):
4940 Use sse_reg_opreand as operand 0 predicate. Do not use true_regnum in
4941 the post-reload splitter. Use lowpart_subreg instead of gen_rtx_REG.
4942 (TARGET_USE_VECTOR_FP_CONVERTS float_truncate df->sf splitter):
4944 (TARGET_USE_VECTOR_CONVERTS float si->{sf,df} splitter): Use
4945 sse_reg_operand as operand 0 predicate.
4947 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_extend sf->df peephole2):
4948 Use sse_reg_opreand as operand 0 predicate. Use lowpart_subreg
4949 instead of gen_rtx_REG.
4950 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_truncate sf->df peephole2):
4953 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
4955 * function.c (emit_use_return_register_into_block): Delete.
4956 (gen_return_pattern): Delete.
4957 (emit_return_into_block): Delete.
4958 (active_insn_between): Delete.
4959 (convert_jumps_to_returns): Delete.
4960 (emit_return_for_exit): Delete.
4961 (thread_prologue_and_epilogue_insns): Delete all code dealing with
4962 simple_return for shrink-wrapped blocks.
4963 * shrink-wrap.c (try_shrink_wrapping): Insert simple_return at the
4964 end of blocks that need one.
4965 (get_unconverted_simple_return): Delete.
4966 (convert_to_simple_return): Delete.
4967 * shrink-wrap.c (get_unconverted_simple_return): Delete declaration.
4968 (convert_to_simple_return): Ditto.
4970 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
4972 * cfgcleanup.c (bb_is_just_return): New function.
4973 (try_optimize_cfg): Simplify jumps to return, branches to return,
4974 and branches around return.
4976 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
4978 * cfgcleanup.c (try_simplify_condjump): Don't try to simplify a
4981 2016-05-04 Jakub Jelinek <jakub@redhat.com>
4985 * tree-core.h (enum operand_equal_flag): Add OEP_HASH_CHECK.
4986 * tree.c (inchash::add_expr): If !IS_EXPR_CODE_CLASS (tclass),
4987 assert flags & OEP_HASH_CHECK, instead of asserting it
4988 never happens. Handle TARGET_EXPR.
4989 * fold-const.c (operand_equal_p): For hash verification,
4990 or in OEP_HASH_CHECK into flags.
4992 2016-05-04 Eric Botcazou <ebotcazou@adacore.com>
4994 * tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head
4996 (compute_samebase_partition_bases): Fix typo.
4998 2016-05-04 Jakub Jelinek <jakub@redhat.com>
5000 * config/i386/sse.md (vec_interleave_highv8sf,
5001 vec_interleave_lowv8sf, vec_interleave_highv4df,
5002 vec_interleave_lowv4df): Remove constraints from expanders.
5004 * config/i386/sse.md (sse2_movq128): Use v constraint instead of x.
5006 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
5008 * tree-inline.c (expand_call_inline): Fix path dealing with
5009 making lhs of call statement undefined.
5011 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
5013 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases):
5014 Check availability on NODE, too.
5015 * cgraph.h (symtab_node::call_for_symbol_and_aliases): Likewise.
5016 (cgraph_node::call_for_symbol_and_aliases): Likewise.
5017 (varpool_node::call_for_symbol_and_aliase): Likewise.
5018 * ipa-pure-const.c (add_new_function): Analyze all bodies.
5019 (propagate_pure_const): Propagate across interposable functions, too.
5020 (skip_function_for_local_pure_const): Do not skip interposable bodies
5022 (pass_local_pure_const::execute): Update.
5024 2016-05-04 Marek Polacek <polacek@redhat.com>
5026 * doc/invoke.texi: Document -Wdangling-else.
5028 2016-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
5030 * config.gcc: Error out when conflicting multilib is detected. Do not
5031 loop over multilibs since no combination is legal.
5033 2016-05-04 Alan Modra <amodra@gmail.com>
5035 * config/rs6000/rs6000.h (PIC_OFFSET_TABLE_REGNUM): Correct.
5036 * config/rs6000/sysv4.h (TARGET_TOC): Simplify.
5037 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
5040 2016-05-04 Matthew Fortune <matthew.fortune@imgtec.com>
5042 * config/mips/mips-cpus.def (p5600): Avoid IMADD by default.
5043 Clean up p5600 comments.
5045 2016-05-04 Richard Biener <rguenther@suse.de>
5047 * match.pd: Add BIT_FIELD_REF canonicalizations and vector
5048 constructor simplifications.
5049 * fold-const.c (fold_ternary_loc): Remove duplicate functionality here.
5051 2016-05-04 Oleg Endo <olegendo@gcc.gnu.org>
5053 * config/sh/predicates (post_inc_mem, pre_dec_mem): New predicates.
5054 * config/sh/sh-protos.h (sh_find_set_of_reg): Return null result if
5055 result.set_rtx is null instead of aborting.
5056 * config/sh/sh.h (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT):
5058 (USE_LOAD_PRE_DECREMENT, USE_STORE_POST_INCREMENT): Enable for SH2A.
5059 * config/sh/sh.md (*extend<mode>si2_predec, *mov<mode>_load_predec,
5060 *mov<mode>_store_postinc): New patterns.
5062 2016-05-04 Marc Glisse <marc.glisse@inria.fr>
5064 * match.pd ((A | B) & (A | C)): Generalize to BIT_XOR_EXPR. Mark
5065 as commutative. Check both conversions are NOP.
5066 ((A & B) OP (C & B)): Remove.
5068 2016-05-04 Alan Modra <amodra@gmail.com>
5070 * combine.c (simplify_set): Correct WORD_REGISTER_OPERATIONS test.
5072 2016-05-04 Alan Modra <amodra@gmail.com>
5075 * config/rs6000/rs6000.c (rs6000_stack_info): Don't set cr_save_p
5076 when cr2,3,4 are all fixed regs.
5078 2016-05-04 Bernd Schmidt <bschmidt@redhat.com>
5080 PR rtl-optimization/57193
5081 * opts.c (default_options_table): Revert OPT_frename_registers change.
5082 * doc/invoke.texi (-frename-registers, -O2): Likewise.
5084 2016-05-03 Martin Sebor <msebor@redhat.com>
5087 * builtins.c (fold_builtin_FILE): New function.
5088 (fold_builtin_FUNCTION, fold_builtin_LINE): New functions.
5089 (fold_builtin_0): Call them.
5090 * gimplify.c (gimplify_call_expr): Remove the handling of
5091 BUILT_IN_FILE, BUILT_IN_FUNCTION, and BUILT_IN_LINE.
5094 * doc/extend.texi (Other Builtins): Update __builtin_FILE,
5095 __builtin_FUNCTION, and __builtin_LINE to reflect they yield
5099 * doc/extend.texi (Function Names as Strings): Update __func__,
5100 __FUNCTION__, __PRETTY_FUNCTION__ to reflect they evaluate to
5103 2016-05-03 Jakub Jelinek <jakub@redhat.com>
5104 Richard Biener <rguenther@suse.de>
5106 PR tree-optimization/70916
5107 * tree-if-conv.c: Include cfganal.h.
5108 (pass_if_conversion::execute): Call connect_infinite_loops_to_exit
5109 and remove_fake_exit_edges around the optimization pass.
5111 2016-05-03 Jan Hubicka <hubicka@ucw.cz>
5113 * cgraph.c (symbol_table::create_edge): Set inline_failed.
5114 (cgraph_edge::make_direct): Likewise.
5115 (cgraph_edge::dump_edge_flags): Dump call_stmt_cannot_inline_p.
5116 * cgraphclones.c (duplicate_thunk_for_node): Set inline_failed.
5117 * cif-code.def (CIF_LTO_MISMATCHED_DECLARATIONS): New code
5118 (CIF_THUNK): New code.
5119 * ipa-inline-analysis.c (initialize_inline_failed): Preserve
5120 CIF_FINAL_ERROR codes; do not deal with call_stmt_cannot_inline_p.
5121 (compute_inline_parameters): Set inline_failed for thunks.
5122 (inline_analyze_function): Cleanup.
5123 * ipa-inline.c (can_inline_edge_p): Do not deal with
5124 call_stmt_cannot_inline_p.
5125 (can_early_inline_edge_p): Likewise.
5126 (early_inliner): Initialize inline_failed.
5127 * lto-cgraph.c (lto_output_edge): Sanity check inline_failed.
5129 2016-05-03 Uros Bizjak <ubizjak@gmail.com>
5131 * config/i386/predicates.md (x87nonimm_ssenomem_operand): Rename
5132 from nonimm_ssenomem_operand.
5133 (nonimm_ssenomem_operand): New predicate.
5134 * config/i386/i386.md (extendsfdf2): Use nonimm_ssenomem_operand
5135 as operand 0 predicate.
5136 (*extendsfdf2): Merge from *extendsfdf2_mixed and *extendsfdf2_i387.
5137 Disable unsupported alternatives using "enabled" attribute.
5138 Use register_ssemem_operand as operand 0 predicate.
5139 (*fop_<mode>_1): Use x87nonimm_ssenomem_operand as operand 1 predicate.
5141 2016-05-03 Marek Polacek <polacek@redhat.com>
5144 * input.c (expansion_point_location): New function.
5145 * input.h (expansion_point_location): Declare.
5147 2016-05-03 Pierre-Marie de Rodat <derodat@adacore.com>
5149 * dwarf2out.c (resolve_args_picking_1): Replace the frame_offset
5150 occurence with frame_offset_ ones.
5152 2016-05-03 Alan Modra <amodra@gmail.com>
5154 PR rtl-optimization/70890
5155 * ira.c (combine_and_move_insns): When moving def_insn, remove
5158 2016-05-03 Dominik Vogt <vogt@linux.vnet.ibm.com>
5160 * config/s390/s390.md ("*r<noxa>sbg_<mode>_sll")
5161 ("*r<noxa>sbg_<mode>_srl"): New define_insns.
5162 ("*r<noxa>sbg_<mode>_srl_bitmask"): Rename by adding "_bitmask".
5163 ("*r<noxa>sbg_<mode>_sll_bitmask"): Likewise.
5165 2016-05-03 Alan Modra <amodra@gmail.com>
5167 * config/rs6000/rs6000.c (rs6000_savres_strategy): Correct condition
5168 for SAVE_MULTIPLE/STORE_MULTIPLE.
5170 2016-05-03 Jakub Jelinek <jakub@redhat.com>
5172 * config/i386/i386.md (*truncdfsf_mixed, *truncdfsf_i387,
5173 *truncxfsf2_mixed, *truncxfdf2_mixed): Use v constraint instead of x.
5175 2016-05-03 Richard Biener <rguenther@suse.de>
5177 * gimplify.h (get_initialized_tmp_var): Add allow_ssa parameter
5179 (gimplify_arg): Likewise.
5180 * gimplify.c (gimplify_expr): Add overload with allow_ssa parameter,
5181 re-writing the result to a decl if required.
5182 (internal_get_tmp_var): Add allow_ssa parameter
5183 and override into_ssa with it.
5184 (get_formal_tmp_var): Adjust.
5185 (get_initialized_tmp_var): Add allow_ssa parameter.
5186 (gimplify_arg): Add allow_ssa parameter and avoid generating
5187 SSA names for the result false.
5188 (gimplify_call_expr): If the call may return twice do not
5189 gimplify parameters into SSA.
5190 (prepare_gimple_addressable): Do not allow an SSA name as temporary.
5191 (gimplify_modify_expr): Adjust assert. For noreturn calls
5192 with a SSA name LHS adjust its def.
5193 (gimplify_save_expr): Do not allow an SSA name as save-expr result.
5194 (gimplify_one_sizepos): Do not allow an SSA name as a sizepos.
5195 (gimplify_body): Init GIMPLE SSA data structures and gimplify into-SSA.
5196 (gimplify_scan_omp_clauses): Make sure OMP_CLAUSE_SIZE is not
5197 an SSA name. Likewise for OMP_CLAUSE_REDUCTION operands.
5198 (gimplify_omp_for): Likewise for OMP_CLAUSE_DECL. Likewise
5199 for OMP_FOR_COND, OMP_FOR_INCR and OMP_CLAUSE_LINEAR_STEP.
5200 (optimize_target_teams): Do not allow SSA names for clause operands.
5201 (gimplify_expr): Likewise for where we mark the result addressable.
5202 * passes.def (pass_init_datastructures): Remove.
5203 * tree-into-ssa.c (mark_def_sites): Ignore existing SSA names.
5204 (rewrite_stmt): Likewise.
5205 * tree-inline.c (initialize_cfun): Properly transfer SSA state.
5206 (replace_locals_op): Replace SSA names.
5207 (copy_gimple_seq_and_replace_locals): Init src_cfun.
5208 * gimple-low.c (lower_builtin_setjmp): Deal with SSA.
5209 * cgraph.c (release_function_body): Free CFG annotations only
5210 when we have a CFG. Simplify.
5211 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
5212 force_gimple_operand instead of get_initialized_tmp_var.
5213 * tree-pass.h (make_pass_init_datastructures): Remove.
5214 * tree-ssa.c (execute_init_datastructures): Remove.
5215 (pass_data_init_datastructures): Likewise.
5216 (class pass_init_datastructures): Likewise.
5217 (make_pass_init_datastructures): Likewise.
5218 * omp-low.c (create_omp_child_function): Init SSA data structures.
5219 (grid_expand_target_grid_body): Likewise.
5220 * tree-cfg.c (move_block_to_fn): Double-check the DEF is an SSA
5221 name before adding it to names_to_release.
5222 (remove_bb): Always release SSA defs.
5223 * tree-ssa-ccp.c (get_default_value): Check SSA_NAME_VAR
5224 before dereferencing it.
5225 * cgraphunit.c (init_lowered_empty_function): Always
5226 int SSA data structures.
5227 * tree-ssanames.c (release_defs): Remove assert that we are in
5229 * trans-mem.c (diagnose_tm_1): Handle SSA name function.
5231 2016-05-03 Jakub Jelinek <jakub@redhat.com>
5232 Uros Bizjak <ubizjak@gmail.com>
5234 PR rtl-optimization/70467
5235 * config/i386/predicates.md (x86_64_hilo_int_operand,
5236 x86_64_hilo_general_operand): New predicates.
5237 * config/i386/constraints.md (Wd): New constraint.
5238 * config/i386/i386.md (mode attr di): Use Wd instead of e.
5239 (general_hilo_operand): New mode attr.
5240 (add<mode>3, sub<mode>3): Use <general_hilo_operand>
5241 instead of <general_operand>.
5242 (*add<dwi>3_doubleword, *sub<dwi>3_doubleword): Use
5243 x86_64_hilo_general_operand instead of <general_operand>.
5245 2016-05-03 Jakub Jelinek <jakub@redhat.com>
5247 PR tree-optimization/70916
5248 * tree-if-conv.c (constant_or_ssa_name): Removed.
5249 (fold_build_cond_expr): Use is_gimple_val instead of
5250 constant_or_ssa_name.
5252 PR tree-optimization/70916
5253 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up
5254 if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P.
5257 * tree-ssa-ccp.c: Include stor-layout.h and optabs-query.h.
5258 (optimize_atomic_bit_test_and): New function.
5259 (pass_fold_builtins::execute): Use it.
5260 * optabs.def (atomic_bit_test_and_set_optab,
5261 atomic_bit_test_and_complement_optab,
5262 atomic_bit_test_and_reset_optab): New optabs.
5263 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET,
5264 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_BIT_TEST_AND_RESET): New ifns.
5265 * builtins.h (expand_ifn_atomic_bit_test_and): New prototype.
5266 * builtins.c (expand_ifn_atomic_bit_test_and): New function.
5267 * internal-fn.c (expand_ATOMIC_BIT_TEST_AND_SET,
5268 expand_ATOMIC_BIT_TEST_AND_COMPLEMENT,
5269 expand_ATOMIC_BIT_TEST_AND_RESET): New functions.
5270 * doc/md.texi (atomic_bit_test_and_set@var{mode},
5271 atomic_bit_test_and_complement@var{mode},
5272 atomic_bit_test_and_reset@var{mode}): Document.
5273 * config/i386/sync.md (atomic_bit_test_and_set<mode>,
5274 atomic_bit_test_and_complement<mode>,
5275 atomic_bit_test_and_reset<mode>): New expanders.
5276 (atomic_bit_test_and_set<mode>_1,
5277 atomic_bit_test_and_complement<mode>_1,
5278 atomic_bit_test_and_reset<mode>_1): New insns.
5280 2016-05-03 Richard Sandiford <richard.sandiford@arm.com>
5282 PR rtl-optimization/70687
5283 * combine.c (change_zero_ext): Check for scalar modes. Use wide_int
5284 instead of unsigned HOST_WIDE_INT.
5286 2016-05-03 Bernd Schmidt <bschmidt@redhat.com>
5288 PR rtl-optimization/44281
5289 * hard-reg-set.h (struct target_hard_regs): New field
5290 x_fixed_nonglobal_reg_set.
5291 (fixed_nonglobal_reg_set): New macro.
5292 * reginfo.c (init_reg_sets_1): Initialize it.
5293 * ira.c (setup_alloc_regs): Use fixed_nonglobal_reg_set instead
5295 * df-scan.c (df_insn_refs_collect): Asms may reference global regs.
5297 2016-05-03 Bin Cheng <bin.cheng@arm.com>
5299 PR tree-optimization/56541
5300 * doc/invoke.texi (@item max-tree-if-conversion-phi-args): New item.
5301 * params.def (PARAM_MAX_TREE_IF_CONVERSION_PHI_ARGS): new param.
5302 * tree-if-conv.c (MAX_PHI_ARG_NUM): new macro.
5303 (any_complicated_phi): new static variable.
5304 (aggressive_if_conv): delete.
5305 (if_convertible_phi_p): support phis with more than two arguments.
5306 (if_convertible_bb_p): remvoe check on aggressive_if_conv and
5307 critical pred edges.
5308 (ifcvt_split_critical_edges): support phis with more than two
5309 arguments by checking new parameter. only split critical edges
5311 (tree_if_conversion): handle simd pragma marked loop using new
5312 local variable aggressive_if_conv. check any_complicated_phi.
5314 2016-05-03 Bin Cheng <bin.cheng@arm.com>
5316 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check depends_on
5319 2016-05-03 Bin Cheng <bin.cheng@arm.com>
5321 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Don't clobber
5324 2016-05-03 Oleg Endo <olegendo@gcc.gnu.org>
5326 * config/sh/sh.md (udivsi3, divsi3, mulsi3): Simplify.
5327 (mulhisi3, umulhisi3, (smulsi3_highpart, umulsi3_highpart): Convert to
5328 define_insn_and_split.
5329 (mulsi3_i): New define_insn_and_split.
5330 (mulsi3_call): Convert to define_insn.
5331 (mulsidi3, mulsidi3_compact, umulsidi3, umulsidi3_compact):
5334 2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com>
5336 * machmode.h (mode_complex): Add support to give the complex mode
5338 (GET_MODE_COMPLEX_MODE): Likewise.
5339 * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode
5340 stored by build_complex_type and gfc_build_complex_type instead of
5341 trying to figure out the appropriate mode based on the size. Raise
5342 an assertion error, if the type was not set.
5343 * genmodes.c (struct mode_data): Add field for the complex type of
5345 (blank_mode): Likewise.
5346 (make_complex_modes): Remember the complex mode created in the
5348 (emit_mode_complex): Write out the mode_complex array to map a
5349 type mode to the complex version.
5350 (emit_insn_modes_c): Likewise.
5351 * tree.c (build_complex_type): Set the complex type to use before
5352 calling layout_type.
5353 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add
5354 support for __float128 complex datatypes.
5355 (rs6000_hard_regno_mode_ok): Likewise.
5356 (rs6000_setup_reg_addr_masks): Likewise.
5357 (rs6000_complex_function_value): Likewise.
5358 * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise.
5359 __float128 and __ibm128 complex.
5360 (FLOAT128_IBM_P): Likewise.
5361 (ALTIVEC_ARG_MAX_RETURN): Likewise.
5362 * doc/extend.texi (Additional Floating Types): Document that
5363 -mfloat128 must be used to enable __float128. Document complex
5364 __float128 and __ibm128 support.
5366 2016-05-02 Jakub Jelinek <jakub@redhat.com>
5369 * gimple.c (gimple_builtin_call_types_compatible_p): Allow
5370 char/short arguments promoted to int because of promote_prototypes.
5372 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
5374 * config/i386/predicates.md (register_ssemem_operand): New predicate.
5375 * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Merge from
5376 *cmpi<FPCMP:unord><MODEF:mode>_mixed and
5377 *cmpi<FPCMP:unord><X87MODEF:mode>_i387. Disable unsupported
5378 alternatives using "enabled" attribute. Use register_ssemem_operand
5379 as operand 1 predicate.
5380 (*cmpi<unord>xf_i387): Split XFmode pattern from
5381 *cmpi<FPCMP:unord><X87MODEF:mode>_i387.
5382 (*absneg<mode>2): Merge from *absneg<mode>2_mixed and
5383 *absneg<mode>2_i387. Disable unsupported alternatives using
5384 "enabled" attribute.
5385 (*absnegxf2_i387): Split XFmode pattern from *absneg<mode>2_i387.
5387 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
5389 * omp-low.c (lower_oacc_head_tail): Assert there is at least one
5391 (oacc_loop_process): Check mask for loop termination.
5393 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
5395 * cif-code.def (CIF_THUNK): Add.
5396 * ipa-inline-analsysis.c (evaluate_conditions_for_known_args): Revert
5399 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
5401 * ipa-inline-analysis.c (reset_inline_summary): Clear fp_expressions
5402 (dump_inline_summary): Dump it.
5403 (fp_expression_p): New predicate.
5404 (estimate_function_body_sizes): Use it.
5405 (inline_merge_summary): Merge fp_expressions.
5406 (inline_read_section): Read fp_expressions.
5407 (inline_write_summary): Write fp_expressions.
5408 * ipa-inline.c (can_inline_edge_p): Permit inlining across fp math
5409 codegen boundary if either caller or callee is !fp_expressions.
5410 * ipa-inline.h (inline_summary): Add fp_expressions.
5411 * ipa-inline-transform.c (inline_call): When inlining !fp_expressions
5412 to fp_expressions be sure the fp generation flags are updated.
5414 2016-05-02 Jakub Jelinek <jakub@redhat.com>
5416 PR rtl-optimization/70467
5417 * cse.c (cse_insn): Handle no-op MEM moves after folding.
5419 PR rtl-optimization/70467
5420 * ipa-pure-const.c (check_call): Handle internal calls even in
5421 ipa mode like in local mode.
5423 2016-05-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
5425 * doc/install.texi: Document supported in-tree gmp/mpfr/mpc versions.
5427 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
5429 * match.pd (X u< X, X u> X): New transformations.
5431 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
5433 * flag-types.h (enum warn_strict_overflow_code): Move ...
5434 * coretypes.h: ... here.
5435 * fold-const.h (fold_overflow_warning): Declare.
5436 * fold-const.c (fold_overflow_warning): Make non-static.
5437 (fold_comparison): Move the transformation of X +- C1 CMP C2
5438 into X CMP C2 -+ C1 ...
5439 * match.pd: ... here.
5440 * gimple-fold.c (fold_stmt_1): Protect with
5441 fold_defer_overflow_warnings.
5443 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
5445 * omp-low.c (struct oacc_loop): Add 'inner' field.
5446 (new_oacc_loop_raw): Initialize it to zero.
5447 (oacc_loop_fixed_partitions): Initialize it.
5448 (oacc_loop_auto_partitions): Partition outermost loop to outermost
5449 available partitioning.
5451 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
5453 * config/arc/arc.md (mulsidi3): Change operand 0 predicate to
5455 (umulsidi3): Likewise.
5456 (indirect_jump): Fix jump instruction assembly patterns.
5458 2016-05-02 Thomas Schwinge <thomas@codesourcery.com>
5461 * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
5462 (nvptx_function_value): Assert non-NULL cfun.
5464 2016-05-02 Eric Botcazou <ebotcazou@adacore.com>
5466 PR rtl-optimization/70886
5467 * sched-deps.c (estimate_dep_weak): Canonicalize cselib values.
5469 * cselib.h (rtx_equal_for_cselib_1): Declare.
5470 (rtx_equal_for_cselib_p: New inline function.
5471 * cselib.c (rtx_equal_for_cselib_p): Delete.
5472 (rtx_equal_for_cselib_1): Make public.
5474 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
5476 * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
5477 (register_mixssei387nonimm_operand): Remove predicate.
5478 * config/i386/i386.md (*fop_<mode>_comm): Merge from
5479 *fop_<mode>_comm_mixed and *fop_<mode>_comm_i387. Disable unsupported
5480 alternatives using "enabled" attribute. Also check X87_ENABLE_ARITH
5481 for TARGET_MIX_SSE_I387 alternatives.
5482 (*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387.
5483 Disable unsupported alternatives using "enabled" attribute. Use
5484 nonimm_ssenomem_operand as operand 1 predicate. Also check
5485 X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives.
5487 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
5489 * tree.c (cst_and_fits_in_hwi): Simplify.
5491 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
5493 * tree.h (wi::to_wide): New function.
5494 * expr.c (expand_expr_real_1): Use wi::to_wide.
5495 * fold-const.c (int_const_binop_1): Likewise.
5496 (extract_muldiv_1): Likewise.
5498 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
5500 * wide-int.h: Update offset_int and widest_int documentation.
5501 (WI_SIGNED_SHIFT_RESULT): New macro.
5502 (wi::binary_shift): Define signed_shift_result_type for
5503 shifts on offset_int- and widest_int-like types.
5504 (generic_wide_int): Support <<= and >>= if << and >> are supported.
5505 * tree.h (int_bit_position): Use shift operators instead of wi::
5507 * alias.c (adjust_offset_for_component_ref): Likewise.
5508 * expr.c (get_inner_reference): Likewise.
5509 * fold-const.c (fold_comparison): Likewise.
5510 * gimple-fold.c (fold_nonarray_ctor_reference): Likewise.
5511 * gimple-ssa-strength-reduction.c (restructure_reference): Likewise.
5512 * tree-dfa.c (get_ref_base_and_extent): Likewise.
5513 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
5514 (stmt_kills_ref_p): Likewise.
5515 * tree-ssa-ccp.c (bit_value_binop_1): Likewise.
5516 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
5517 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
5518 (ao_ref_init_from_vn_reference): Likewise.
5520 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
5522 * wide-int.h: Update offset_int and widest_int documentation.
5523 (WI_SIGNED_BINARY_PREDICATE_RESULT): New macro.
5524 (wi::binary_traits): Allow ordered comparisons between offset_int and
5525 offset_int, between widest_int and widest_int, and between either
5526 of these types and basic C types.
5527 (operator <, <=, >, >=): Define for the same combinations.
5528 * tree.h (tree_int_cst_lt): Use comparison operators instead
5529 of wi:: comparisons.
5530 (tree_int_cst_le): Likewise.
5531 * gimple-fold.c (fold_array_ctor_reference): Likewise.
5532 (fold_nonarray_ctor_reference): Likewise.
5533 * gimple-ssa-strength-reduction.c (record_increment): Likewise.
5534 * tree-affine.c (aff_comb_cannot_overlap_p): Likewise.
5535 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise.
5536 * tree-sra.c (completely_scalarize): Likewise.
5537 * tree-ssa-alias.c (stmt_kills_ref_p): Likewise.
5538 * tree-ssa-reassoc.c (extract_bit_test_mask): Likewise.
5539 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
5540 (check_for_binary_op_overflow): Likewise.
5541 (search_for_addr_array): Likewise.
5542 * ubsan.c (ubsan_expand_objsize_ifn): Likewise.
5544 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
5546 * config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword.
5547 (arc_save_restore): Likewise.
5548 (arc_dwarf_register_span): Likewise.
5549 (arc_output_pic_addr_const): Initialize suffix variable.
5551 2016-05-02 Martin Liska <mliska@suse.cz>
5553 * symbol-summary.h (function_summary::function_summary):
5554 Remove checking assert for all cgraph nodes.
5555 (function_summary::get): Check summary_uid.
5556 (symtab_insertion): Check summary_uid.
5558 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
5560 * config/arc/arc-protos.h (compact_memory_operand_p): Declare.
5561 * config/arc/arc.c (arc_output_commutative_cond_exec): Consider
5563 (arc_dwarf_register_span): Remove enum keyword.
5564 (compact_memory_operand_p): New function.
5565 * config/arc/arc.h (reg_class): Add code density register classes.
5566 (REG_CLASS_NAMES): Likewise.
5567 (REG_CLASS_CONTENTS): Likewise.
5568 * config/arc/arc.md (*movqi_insn): Add code density instructions.
5569 (*movhi_insn, *movsi_insn, *movsf_insn): Likewise.
5570 (*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise.
5571 (*cmpsi_cc_c_insn, *movsi_ne): Likewise.
5572 * config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New
5574 (h, Rcd, Rsd, Rzd): New register constraints.
5575 (T): Use compact_memory_operand_p function.
5576 * config/arc/predicates.md (compact_load_memory_operand): Remove.
5578 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
5580 * config/sh/sh.md (*negnegt, *movtt): Remove.
5582 2016-05-02 Marek Polacek <polacek@redhat.com>
5583 Tom de Vries <tom@codesourcery.com>
5585 PR tree-optimization/70700
5586 * tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids
5587 bigger than FIRST_REF_NODE.
5589 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
5592 * config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4,
5594 (prepare_cbranch_operands): Don't use scratch register. Assume that
5595 function is used when pseudos can be created.
5596 (expand_cbranchdi4): Likewise. Remove unused TARGET_CMPEQDI_T paths.
5597 * config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created.
5598 (cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4
5599 define_expand. Allow it only when pseudos can be created.
5600 * config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete.
5602 2016-05-01 Uros Bizjak <ubizjak@gmail.com>
5604 * config/i386/constraints.md (BC): Only allow -1 operands.
5605 * config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative.
5606 Add "enabled" attribute. Update XI mode attribute calculation.
5607 * config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative.
5608 (*movoi_internal_avx): Update XI mode attribute calculation.
5609 (*movti_internal): Ditto.
5611 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
5613 * config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4,
5614 cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints.
5616 2016-05-01 Eric Botcazou <ebotcazou@adacore.com>
5618 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
5619 statement on instruction code. Remove trailing spaces.
5620 (altivec_expand_stv_builtin): Likewise.
5622 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
5624 * config/sh/sh.h (TARGET_SH4): Remove and use default implementation.
5625 (TARGET_FPU_DOUBLE): Simplify.
5626 (BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace
5627 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'.
5628 * config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions
5629 with 'TARGET_FPU_DOUBLE'.
5630 * config/sh/sh.md: Likewise.
5632 2016-05-01 Yoshinori Sato <ysato@users.sourceforge.jp>
5634 * config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT,
5635 SH_DIV_STR_FOR_SIZE): Remove.
5636 * config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT,
5637 SH_DIV_STR_FOR_SIZE): Remove.
5639 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
5641 * config/sh/predicates.md (any_register_operand, zero_extend_operand,
5642 logical_reg_operand): Delete.
5643 (arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand,
5644 arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand,
5645 logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using
5646 match_operand and match_test.
5647 (sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local
5648 variables on their first use. Return bool values.
5649 * config/sh/sh.h (LOAD_EXTEND_OP): Update comment.
5650 * config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and
5651 arith_reg_operand for input operand. Remove empty constraints.
5653 (*xorsi3_compact): Rename to xorsi3.
5654 (zero_extend<mode>si2): Use arith_reg_operand for input operand.
5655 (*zero_extend<mode>si2_disp_mem): Update comment.
5658 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
5660 * config/sh/t-sh: Remove SH5 support.
5661 * config.gcc: Likewise.
5662 * configure: Likewise.
5664 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5666 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
5668 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
5670 * config/sh/sh.c (register_sh_passes, sh_option_override,
5671 sh_print_operand, prepare_move_operands,
5672 sh_can_follow_jump): Remove TARGET_SH1 checks.
5673 * config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
5674 PROMOTE_MODE): Likewise.
5675 * config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
5678 2016-04-30 Alan Modra <amodra@gmail.com>
5680 * config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline
5681 restoring when fixed_reg_p, but allow out-of-line or stmw save.
5682 Check for user regs later to avoid unnecessary looping over regs.
5683 Merge user reg check with non-saved reg check. Don't force
5684 inline VR restore when static chain used.
5685 (rs6000_frame_related): Omit eh_frame info for user regs when
5687 (fixed_regs_p): Delete.
5689 2016-04-30 Alan Modra <amodra@gmail.com>
5691 * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
5692 (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum.
5695 2016-04-30 Alan Modra <amodra@gmail.com>
5698 * config/rs6000/rs6000.c (fixed_reg_p): New function.
5699 (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p.
5702 2016-04-30 Alan Modra <amodra@gmail.com>
5704 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
5705 Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with
5706 flag_pic test for Darwin.
5708 2016-04-30 Alan Modra <amodra@gmail.com>
5710 * regs.h (struct reg_info_t): Delete freq_calls_crossed and
5711 throw_calls_crossed.
5712 (REG_FREQ_CALLS_CROSSED): Delete.
5713 (REG_N_THROWING_CALLS_CROSSED): Delete.
5714 * regstat.c (regstat_bb_compute_ri): Don't calculate
5715 REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
5716 (dump_reg_info): Don't print call cross frequency.
5717 * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
5718 and REG_N_THROWING_CALLS_CROSSED.
5720 2016-04-30 Alan Modra <amodra@gmail.com>
5722 * regs.h (struct reg_info_t): Delete live_length.
5723 (REG_LIVE_LENGTH): Delete macro.
5724 * regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
5725 local_live, local_processed and local_live_last_luid params.
5726 Replace bb_index param with bb. Don't set REG_LIVE_LENGTH.
5728 (regstat_compute_ri): Adjust for above. Don't set
5730 (dump_reg_info): Don't print live length.
5731 * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
5732 with test of setjmp_crosses. Don't set REG_LIVE_LENGTH.
5733 Localize loop_depth var.
5735 2016-04-30 Alan Modra <amodra@gmail.com>
5737 * ira.c (enum valid_equiv): New.
5738 (validate_equiv_mem): Return enum.
5739 (update_equiv_mem): Create replacement in more cases.
5740 (add_store_equivs): Update validate_equiv_mem call.
5742 2016-04-30 Alan Modra <amodra@gmail.com>
5744 * ira.c (combine_and_move_insns): Rather than scanning insns,
5745 use DF infrastucture to find use and def insns.
5747 2016-04-30 Alan Modra <amodra@gmail.com>
5749 ira.c (combine_and_move_insns): Move invariant conditions..
5750 (ira.c): ..to here. Call combine_and_move_insns before
5751 add_store_equivs. Call grow_reg_equivs later. Allocate
5752 req_equiv later using max_reg_num() rather than global max_regno.
5753 (contains_replace_regs): Delete.
5754 (add_store_equivs): Remove contains_replace_regs test.
5756 2016-04-30 Alan Modra <amodra@gmail.com>
5758 * ira.c (struct equiv_mem_data): New.
5759 (equiv_mem, equiv_mem_modified): Delete static vars.
5760 (validate_equiv_mem_from_store): Use "data" param to communicate..
5761 (validate_equiv_mem): ..from here.
5763 2016-04-30 Alan Modra <amodra@gmail.com>
5765 * ira.c (add_store_equivs, combine_and_move_insns): New functions,
5767 (update_reg_equivs): ..here. Move allocation and freeing of
5768 reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
5769 end_alias_analysis to..
5772 2016-04-30 Alan Modra <amodra@gmail.com>
5774 * ira.c (pdx_subregs): Delete.
5775 (struct equivalence): Add pdx_subregs field.
5776 (set_paradoxical_subreg): Remove pdx_subregs param. Update
5778 (update_equiv_regs): Don't create or free pdx_subregs. Update
5781 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5783 * config/rs6000/altivec.h: Change definitions of vec_xl and
5785 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
5786 (LD_ELEMREV_V2DI): New.
5787 (LD_ELEMREV_V4SF): New.
5788 (LD_ELEMREV_V4SI): New.
5789 (LD_ELEMREV_V8HI): New.
5790 (LD_ELEMREV_V16QI): New.
5791 (ST_ELEMREV_V2DF): New.
5792 (ST_ELEMREV_V2DI): New.
5793 (ST_ELEMREV_V4SF): New.
5794 (ST_ELEMREV_V4SI): New.
5795 (ST_ELEMREV_V8HI): New.
5796 (ST_ELEMREV_V16QI): New.
5799 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
5800 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
5801 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
5802 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
5803 (altivec_expand_builtin): Add handling for
5804 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
5805 (rs6000_invalid_builtin): Add error-checking for
5806 RS6000_BTM_P9_VECTOR.
5807 (altivec_init_builtins): Define builtins used to implement vec_xl
5809 (rs6000_builtin_mask_names): Define power9-vector.
5810 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
5811 (RS6000_BTM_P9_VECTOR): Define.
5812 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
5813 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
5814 (vsx_ld_elemrev_v2df): Likewise.
5815 (vsx_ld_elemrev_v4sf): Likewise.
5816 (vsx_ld_elemrev_v4si): Likewise.
5817 (vsx_ld_elemrev_v8hi): Likewise.
5818 (vsx_ld_elemrev_v16qi): Likewise.
5819 (vsx_st_elemrev_v2df): Likewise.
5820 (vsx_st_elemrev_v2di): Likewise.
5821 (vsx_st_elemrev_v4sf): Likewise.
5822 (vsx_st_elemrev_v4si): Likewise.
5823 (vsx_st_elemrev_v8hi): Likewise.
5824 (vsx_st_elemrev_v16qi): Likewise.
5825 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
5828 2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
5830 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
5832 (simplify_control_stmt_condition_1): ... here. Recurse into
5833 BIT_AND_EXPRs and BIT_IOR_EXPRs.
5835 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
5838 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
5839 (zero_extendqi<mode>2_dot): Revert earlier conversion from
5840 define_insn_and_split to define_insn.
5841 (zero_extendqi<mode>2_dot2): Same.
5842 (extendqi<mode>2_dot): Same.
5843 (extendqi<mode>2_dot2): Same.
5845 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
5847 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
5848 (probe_stack): New expander.
5849 (probe_stack_<mode>): New insn pattern.
5851 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
5853 * config/i386/i386.md
5854 (operations with memory inputs setting flags peephole2):
5855 Remove uneeded REG_P checks. Cleanup pattern generation.
5857 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
5859 * tree-vect-loop.c (vect_transform_loop): Fix
5860 nb_iterations_upper_bound computation for vectorized loop.
5862 2016-04-29 Marek Polacek <polacek@redhat.com>
5863 Jakub Jelinek <jakub@redhat.com>
5866 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
5867 TARGET_EXPR_SLOT as a base.
5869 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
5871 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
5872 with 'rCm2' constraints to limit possible immediate size.
5873 (*load_zeroextendqisi_update): Likewise.
5874 (*load_signextendqisi_update): Likewise.
5875 (*loadhi_update): Likewise.
5876 (*load_zeroextendhisi_update): Likewise.
5877 (*load_signextendhisi_update): Likewise.
5878 (*loadsi_update): Likewise.
5879 (*loadsf_update): Likewise.
5881 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
5883 * config/i386/predicates.md (constm1_operand): Fix comparison.
5885 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
5887 * testsuite/gcc.target/arc/ieee_eq.c: New test.
5889 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
5891 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
5892 remaining SH5 related settings.
5893 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
5894 shmedia_prepare_call_address): Delete.
5895 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
5896 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
5897 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
5898 UNSUPPORTED_SH2A): Remove m5 checks.
5899 (sh_divide_strategy_e): Remove SH5 division strategies.
5900 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
5901 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
5903 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
5905 * config/s390/s390.c (s390_rtx_costs): Update documentation.
5907 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5909 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
5910 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
5912 * config/s390/vector.md ("mov<mode>"): Likewise.
5914 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
5916 * config/s390/constraints.md ("U", "W"): Invoke
5917 s390_mem_constraint with "ZR" and "ZT".
5918 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
5919 addresses when using LRA. Accept also short displacements for S
5920 and T constraints. Do not check for long displacement target for
5921 S and T constraints.
5922 (s390_mem_constraint): Remove handling of U and W constraints.
5923 * config/s390/s390.md (various patterns): Remove the short
5924 displacement constraints (Q and R) if a long displacement
5925 constraint is present. Add longdisp as required CPU capability.
5926 * config/s390/vector.md: Likewise.
5927 * config/s390/vx-builtins.md: Likewise.
5929 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
5932 * reload1.c (reload): Call finish_spills before
5933 restarting reload loop. Skip select_reload_regs
5934 if update_eliminables_and_spill returns true.
5936 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
5938 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
5939 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
5940 (umulhisi3_imm): Update predicates and constraint letters.
5941 (umulhisi3_reg): Declare instruction as commutative.
5942 * config/arc/constraints.md (J12, J16): New constraints.
5943 * config/arc/predicates.md (short_unsigned_const_operand): New
5945 (arc_short_operand): Likewise.
5946 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
5948 2016-04-29 Richard Biener <rguenther@suse.de>
5950 PR tree-optimization/13962
5951 PR tree-optimization/65686
5952 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
5953 * tree-ssa-alias.c (ptrs_compare_unequal): New function
5954 using PTA to compare pointers.
5955 * match.pd: Add pattern for pointer equality compare simplification
5956 using ptrs_compare_unequal.
5958 2016-04-29 Richard Biener <rguenther@suse.de>
5960 * stor-layout.c (layout_type): Do not build a pointer-to-element
5963 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
5965 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
5966 Use SWI mode iterator. Use general_reg_operand predicate.
5967 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
5968 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
5971 2016-04-29 Jakub Jelinek <jakub@redhat.com>
5974 * fold-const.c (operand_equal_p): Don't verify hash value equality
5976 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
5979 2016-04-28 Jakub Jelinek <jakub@redhat.com>
5982 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
5983 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
5984 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
5985 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
5986 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
5988 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
5990 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
5991 to info. Don't initialize separate fields to 0. Clean up
5994 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
5996 * config/i386/i386.md (peephole2s for operations with memory inputs):
5997 Use SWI mode iterator.
5998 (peephole2s for operations with memory outputs): Ditto.
5999 Do not check for stack checking probe.
6001 (probe_stack): Remove expander.
6003 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
6004 Andrew Burgess <andrew.burgess@embecosm.com>
6006 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
6007 operands as 32-bits.
6009 2016-04-28 Jason Merrill <jason@redhat.com>
6011 * gdbinit.in: Skip line-map.h.
6013 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
6014 Andrew Burgess <andrew.burgess@embecosm.com>
6016 * config/arc/arc.c (arc_conditional_register_usage): Take
6017 TARGET_RRQ_CLASS into account.
6018 (arc_print_operand): Support printing 'p' and 's' operands.
6019 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
6021 (TARGET_RRQ_CLASS): Define.
6022 (IS_POWEROF2_OR_0_P): Define.
6023 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
6025 (*tst_movb): New define_insn.
6026 (*tst): Avoid recognition if it could prevent '*tst_movb'
6027 combination; replace c/CnL with c/Chs alternative.
6028 (*tst_bitfield_tst): New define_insn.
6029 (*tst_bitfield_asr): New define_insn.
6030 (*tst_bitfield): New define_insn.
6031 (andsi3_i): Add Rrq variant.
6032 (extzv): New define_expand.
6033 (insv): New define_expand.
6034 (*insv_i): New define_insn.
6035 (*movb): New define_insn.
6036 (*movb_signed): New define_insn.
6037 (*movb_high): New define_insn.
6038 (*movb_high_signed): New define_insn.
6039 (*movb_high_signed + 1): New define_split pattern.
6040 (*mrgb): New define_insn.
6041 (*mrgb + 1): New define_peephole2 pattern.
6042 (*mrgb + 2): New define_peephole2 pattern.
6043 * config/arc/arc.opt (mbitops): New option for nps400, uses
6044 TARGET_NPS_BITOPS_DEFAULT.
6045 * config/arc/constraints.md (q): Make register class conditional.
6046 (Rrq): New register constraint.
6047 (Chs): New constraint.
6048 (Clo): New constraint.
6049 (Chi): New constraint.
6050 (Cbf): New constraint.
6051 (Cbn): New constraint.
6052 (C18): New constraint.
6053 (Cbi): New constraint.
6055 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
6057 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
6059 (bitmap_intersection_of_preds): Ditto.
6060 (bitmap_union_of_succs): Ditto.
6061 (bitmap_union_of_preds): Ditto.
6062 * sbitmap.c (do_popcount): Delete.
6063 (BITMAP_DEBUGGING): Delete.
6064 (sbitmap_verify_popcount): Delete.
6065 (sbitmap_alloc): Don't initialize the popcount field.
6066 (sbitmap_alloc_with_popcount): Delete.
6067 (sbitmap_resize): Don't resize the popcount array.
6068 (sbitmap_vector_alloc): Don't initialize the popcount field.
6069 (bitmap_copy): Don't copy the popcount array.
6070 (bitmap_clear): Don't clear the popcount array.
6071 (bitmap_clear): Delete the popcount array handling.
6072 (bitmap_ior_and_compl): Delete the popcount assert.
6073 (bitmap_not): Ditto.
6074 (bitmap_and_compl): Ditto.
6075 (bitmap_and): Delete the popcount array handling.
6076 (bitmap_xor): Ditto.
6077 (bitmap_ior): Ditto.
6078 (bitmap_or_and): Delete the popcount assert.
6079 (bitmap_and_or): Ditto.
6080 (popcount_table): Delete.
6081 (sbitmap_elt_popcount): Delete.
6082 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
6083 (bitmap_set_bit): Delete the popcount assert.
6084 (bitmap_clear_bit): Ditto.
6085 (sbitmap_free): Don't free the popcount array.
6086 (sbitmap_alloc_with_popcount): Delete declaration.
6087 (sbitmap_popcount): Ditto.
6089 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
6090 Andrew Burgess <andrew.burgess@embecosm.com>
6092 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
6093 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
6094 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
6095 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
6096 * config/arc/arc.opt (mcmem): New option.
6097 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
6098 supply length for r/m alternative.
6099 (*extendqisi2_ac): Likewise.
6100 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
6102 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
6103 (movhi_insn): Likewise.
6104 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
6105 (*zero_extendqihi2_i): Add r/Ucm alternative.
6106 (*zero_extendqisi2_ac): Likewise.
6107 (*zero_extendhisi2_i): Likewise.
6108 * config/arc/constraints.md (Uex): New memory constraint.
6109 (Ucm): New define_constraint.
6110 * config/arc/predicates.md (long_immediate_loadstore_operand):
6111 Return 0 for MEM with cmem_address address.
6112 (cmem_address_0): New predicates.
6113 (cmem_address_1): Likewise.
6114 (cmem_address_2): Likewise.
6115 (cmem_address): Likewise.
6117 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
6119 * config/rs6000/rs6000.c (machine_function): Rename
6120 insn_chain_scanned_p to spe_insn_chain_scanned_p.
6121 (rs6000_stack_info): Adjust.
6123 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
6124 Andrew Burgess <andrew.burgess@embecosm.com>
6126 * config/arc/constraints.md (Usd): Convert to define_constraint.
6130 2016-04-28 Jakub Jelinek <jakub@redhat.com>
6133 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
6134 Add new peephole2 where the first insn is *mov<mode>_or instead of
6135 *mov<mode>_internal.
6137 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
6139 * tracer.c (bb_seen): Make static.
6141 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
6143 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
6144 support, setup defaults.
6145 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
6146 * config/arc/arc.c (arc_init): Add NPS400 support.
6147 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
6148 (TARGET_ARC700): NPS400 is also an ARC700.
6149 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
6151 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
6154 * config/nds32/nds32.md (casesi): Don't access the operands array
6157 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
6159 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
6160 (or $-1,reg peephole2): Ditto.
6161 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
6163 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
6165 * doc/extend.texi (Common Function Attributes) [optimize]:
6166 Discourage use of the optimize attribute.
6168 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
6170 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
6171 special case builtin.
6172 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
6173 ALTIVEC_BUILTIN_VEC_ADDE.
6174 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
6175 support for ALTIVEC_BUILTIN_VEC_ADDE.
6176 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
6177 for __builtin_vec_adde.
6179 2016-04-28 Jakub Jelinek <jakub@redhat.com>
6181 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
6182 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
6184 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6187 * doc/sourcebuild.texi (Effective-Target Keywords, Other
6188 attributes): Document cilkplus_runtime.
6190 2016-04-28 Martin Jambor <mjambor@suse.cz>
6192 * tree-cfg.c (verify_expr): Verify that local declarations belong to
6193 this function. Call verify_expr on MEM_REFs and bases of other
6196 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6198 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
6199 for WORD_REGISTER_OPERATIONS to runtime check.
6201 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
6203 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
6205 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
6207 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
6208 big-endian compilation.
6209 * config/arc/arc.md (addf3): Likewise.
6213 2016-04-28 Richard Biener <rguenther@suse.de>
6215 PR tree-optimization/70840
6216 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
6217 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
6218 Mark x * pow(x,c) -> pow(x,c+1) commutative.
6219 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
6221 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6223 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
6224 and explain why in a comment.
6226 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
6228 * config/arc/arc.md (cpu_facility): Add fpx variant.
6229 (subdf3): Prohibit use reverse sub when assist operations option
6231 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
6232 instructions only when FPX is enabled.
6233 * testsuite/gcc.target/arc/trsub.c: New test.
6235 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
6237 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
6238 mult_operator when calculating "type" attribute.
6239 (*fop_<mode>_1_i387): Ditto.
6240 (*fop_xf_1_i387): Ditto.
6241 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
6242 Use std::swap to swap operands. Use RTL expressions to generate
6245 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
6246 Joern Rennecke <joern.rennecke@embecosm.com>
6248 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
6250 (emit_pic_move): Remove.
6251 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
6252 * config/arc/arc.c (emit_pic_move): Removed.
6253 (TARGET_HAVE_TLS): Define.
6254 (arc_conditional_register_usage): Test for arc_tp_regno.
6255 (arc_print_operand, arc_print_operand_address): Handle TLS
6257 (arc_needs_pcl_p): New function.
6258 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
6259 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
6260 (arc_raw_symbolic_reference_mentioned_p): Likewise.
6261 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
6262 (arc_legitimize_tls_address): Likewise.
6263 (DTPOFF_ZERO_SYM): Define.
6264 (arc_legitimize_pic_address): Make it static, handle TLS cases.
6265 (arc_output_pic_addr_const): Print TLS unspecs.
6266 (prepare_pic_move): New function, replaces emit_pic_move.
6267 (arc_legitimate_constant_p): Handle TLS unspecs.
6268 (arc_legitimate_address_p): Likewise.
6269 (arc_rewrite_small_data_p): Use assert for TLS constants.
6270 (prepare_move_operands): Use prepare_pic_move.
6271 (arc_legitimize_address): Legitimize tls addresses.
6272 (arc_epilogue_uses): Check for arc_tp_regno.
6273 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
6274 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
6276 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
6278 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
6279 %(arc_tls_extra_start_spec).
6280 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
6281 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
6283 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
6284 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
6285 (UNSPEC_TLS_OFF): Add.
6287 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
6288 (get_thread_pointersi): New patterns.
6289 * config/arc/arc.opt (mtp-regno): New option.
6290 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
6291 (move_dest_operand): Likewise.
6292 * configure: Regenerate.
6293 * configure.ac: Add arc*-*-* case to test for tls.
6294 * doc/invoke.texi (ARC options): Document mtp-regno.
6296 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
6298 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
6299 the new ARC HS SIMD instructions.
6300 (arc_preferred_simd_mode): New function.
6301 (arc_autovectorize_vector_sizes): Likewise.
6302 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
6303 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
6304 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
6305 (arc_init_builtins): Add new SIMD builtin types.
6306 (arc_split_move): Handle 64 bit vector moves.
6307 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
6308 (TARGET_PLUS_QMACW): Define.
6309 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
6310 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
6311 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
6312 (VSUBADD4H): New builtins.
6313 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
6314 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
6316 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
6317 Matthias Klose <doko@debian.org>
6319 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
6321 2016-04-28 Richard Biener <rguenther@suse.de>
6324 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
6327 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
6329 * common/config/sh/sh-common.c: Remove SH5 support.
6330 * config/sh/constraints.md: Likewise.
6331 * config/sh/config/sh/elf.h: Likewise.
6332 * config/sh/linux.h: Likewise.
6333 * config/sh/netbsd-elf.h: Likewise.
6334 * config/sh/predicates.md: Likewise.
6335 * config/sh/sh-c.c: Likewise.
6336 * config/sh/sh-protos.h: Likewise.
6337 * config/sh/sh.c: Likewise.
6338 * config/sh/sh.h: Likewise.
6339 * config/sh/sh.md: Likewise.
6340 * config/sh/sh.opt: Likewise.
6341 * config/sh/sync.md: Likewise.
6342 * config/sh/sh64.h: Delete.
6343 * config/sh/shmedia.h: Likewise.
6344 * config/sh/shmedia.md: Likewise.
6345 * config/sh/sshmedia.h: Likewise.
6346 * config/sh/t-netbsd-sh5-64: Likewise.
6347 * config/sh/t-sh64: Likewise.
6348 * config/sh/ushmedia.h: Likewise.
6350 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
6352 * config/i386/i386.md (sign_extend to memory peephole2s): Use
6353 general_reg_operand instead of register_operand predicate.
6355 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
6357 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
6359 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
6361 * match.pd (A - B > A, A + B < A): New transformations.
6363 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
6365 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
6366 which defaults to true. Emit an outer pair of parentheses only if
6367 EMIT_PARENS. When continuing a chain of && or || (or & or |),
6368 don't emit parentheses for the right-hand operand.
6370 2016-04-27 Jeff Law <law@redhat.com>
6372 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
6374 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6376 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
6377 (altivec_lvx_<mode>_internal): Document.
6378 (altivec_lvx_<mode>_2op): New define_insn.
6379 (altivec_lvx_<mode>_1op): Likewise.
6380 (altivec_lvx_<mode>_2op_si): Likewise.
6381 (altivec_lvx_<mode>_1op_si): Likewise.
6382 (altivec_stvx_<mode>): Remove.
6383 (altivec_stvx_<mode>_internal): Document.
6384 (altivec_stvx_<mode>_2op): New define_insn.
6385 (altivec_stvx_<mode>_1op): Likewise.
6386 (altivec_stvx_<mode>_2op_si): Likewise.
6387 (altivec_stvx_<mode>_1op_si): Likewise.
6388 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
6389 Expand vec_ld and vec_st during parsing.
6390 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
6392 (altivec_expand_stvx_be): Likewise.
6393 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
6394 address-masking behavior in RTL.
6395 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
6396 address-masking behavior in RTL.
6397 (altivec_expand_builtin): Change builtin code arguments for calls
6398 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
6399 (insn_is_swappable_p): Avoid incorrect swap optimization in the
6400 presence of lvx/stvx patterns.
6401 (alignment_with_canonical_addr): New function.
6402 (alignment_mask): Likewise.
6403 (find_alignment_op): Likewise.
6404 (recombine_lvx_pattern): Likewise.
6405 (recombine_stvx_pattern): Likewise.
6406 (recombine_lvx_stvx_patterns): Likewise.
6407 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
6408 stvx patterns from expand.
6409 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
6411 (vector_altivec_store_<mode>): Likewise.
6413 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
6415 * config/aarch64/aarch64.md
6416 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
6417 remove the "fp" attributes.
6418 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
6419 add the "simd" attributes.
6420 (*movdf_aarch64): Likewise.
6421 (*movtf_aarch64): Remove the "fp" attributes.
6422 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
6423 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
6425 2016-04-27 David Malcolm <dmalcolm@redhat.com>
6427 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
6428 rtx to rtx_code_label *.
6429 * rtl.h (maybe_set_first_label_num): Likewise.
6431 2016-04-27 David Malcolm <dmalcolm@redhat.com>
6433 * df-core.c (df_add_problem): Make the problem param be const.
6434 (df_remove_problem): Make local "problem" be const.
6435 * df-problems.c (problem_RD): Make const.
6436 (problem_LR): Likewise.
6437 (problem_LIVE): Likewise.
6438 (problem_MIR): Likewise.
6439 (problem_CHAIN): Likewise.
6440 (problem_WORD_LR): Likewise.
6441 (problem_NOTE): Likewise.
6442 (problem_MD): Likewise.
6443 * df-scan.c (problem_SCAN): Likewise.
6444 * df.h (struct df_problem): Make field "dependent_problem" be
6446 (struct dataflow): Likewise for field "problem".
6447 (df_add_problem): Make param const.
6449 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
6451 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
6452 inter-unit moves to/from vector registers are enabled. Do not disable
6455 2016-04-27 David Malcolm <dmalcolm@redhat.com>
6457 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
6458 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
6460 (enum df_problem_id): ...this new enum.
6461 (struct df_problem): Convert field "id" from "int" to
6464 2016-04-27 David Malcolm <dmalcolm@redhat.com>
6466 * rtl.def: Update comment for "things in the instruction chain" to
6467 reflect the removal of the leading "i" field for INSN_UID in
6468 r210360. Fix bogus apostrophe.
6470 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
6472 * config/i386/i386.md
6473 (lea arith with mem operand + setcc peephole2): Set operator mode.
6475 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
6478 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
6479 (dimode_scalar_to_vector_candidate_p): This.
6480 (timode_scalar_to_vector_candidate_p): New function.
6481 (scalar_to_vector_candidate_p): Likewise.
6482 (timode_check_non_convertible_regs): Likewise.
6483 (timode_remove_non_convertible_regs): Likewise.
6484 (remove_non_convertible_regs): Likewise.
6485 (remove_non_convertible_regs): Renamed to ...
6486 (dimode_remove_non_convertible_regs): This.
6487 (scalar_chain::~scalar_chain): Make it virtual.
6488 (scalar_chain::compute_convert_gain): Make it pure virtual.
6489 (scalar_chain::mark_dual_mode_def): Likewise.
6490 (scalar_chain::convert_insn): Likewise.
6491 (scalar_chain::convert_registers): Likewise.
6492 (scalar_chain::add_to_queue): Make it protected.
6493 (scalar_chain::emit_conversion_insns): Likewise.
6494 (scalar_chain::replace_with_subreg): Likewise.
6495 (scalar_chain::replace_with_subreg_in_insn): Likewise.
6496 (scalar_chain::convert_op): Likewise.
6497 (scalar_chain::convert_reg): Likewise.
6498 (scalar_chain::make_vector_copies): Likewise.
6499 (scalar_chain::convert_registers): New pure virtual function.
6500 (class dimode_scalar_chain): New class.
6501 (class timode_scalar_chain): Likewise.
6502 (scalar_chain::mark_dual_mode_def): Renamed to ...
6503 (dimode_scalar_chain::mark_dual_mode_def): This.
6504 (timode_scalar_chain::mark_dual_mode_def): New function.
6505 (timode_scalar_chain::convert_insn): Likewise.
6506 (dimode_scalar_chain::convert_registers): Likewise.
6507 (scalar_chain::compute_convert_gain): Renamed to ...
6508 (dimode_scalar_chain::compute_convert_gain): This.
6509 (scalar_chain::replace_with_subreg): Renamed to ...
6510 (dimode_scalar_chain::replace_with_subreg): This.
6511 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
6512 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
6513 (scalar_chain::make_vector_copies): Renamed to ...
6514 (dimode_scalar_chain::make_vector_copies): This.
6515 (scalar_chain::convert_reg): Renamed to ...
6516 (dimode_scalar_chain::convert_reg ): This.
6517 (scalar_chain::convert_op): Renamed to ...
6518 (dimode_scalar_chain::convert_op): This.
6519 (scalar_chain::convert_insn): Renamed to ...
6520 (dimode_scalar_chain::convert_insn): This.
6521 (scalar_chain::convert): Call convert_registers.
6522 (convert_scalars_to_vector): Change to scalar_chain pointer to
6523 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
6524 in 32-bit mode. Delete scalar_chain pointer. Call
6525 free_dominance_info in 64-bit mode.
6526 (pass_stv::gate): Remove TARGET_64BIT check.
6527 (ix86_option_override): Put the 64-bit STV pass before the CSE
6530 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
6532 * dwarf2out.h (struct dw_loc_descr_node): Remove the
6533 dw_loc_frame_offset field.
6534 * dwarf2out.c (new_loc_descr): Likewise.
6535 (resolve_args_picking_1): Turn the VISITED hash set into a
6536 FRAME_OFFSET hash map. Use it to associate a frame offset to
6537 visited nodes. Remove uses of the CHECKING_P macro.
6538 (resolve_args_picking): Update call to resolve_args_picking_1.
6540 2016-04-27 Martin Liska <mliska@suse.cz>
6542 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
6543 (free_loop_data): Release vuses of groups.
6545 2016-04-27 Bin Cheng <bin.cheng@arm.com>
6547 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
6548 instead of redundant use_id and boolean have_use_for.
6549 (struct iv_use): Change sub_id into group_id. Remove field next.
6550 Move fields: related_cands, n_map_members, cost_map and selected
6552 (struct iv_group): ... here. New structure.
6553 (struct iv_common_cand): Use structure declaration directly.
6554 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
6555 (MAX_CONSIDERED_USES): Rename macro to ...
6556 (MAX_CONSIDERED_GROUPS): ... here.
6557 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
6558 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
6559 (dump_uses): Rename to ...
6560 (dump_groups): ... here. Update all uses.
6561 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
6562 (find_induction_variables): Refactor format of dump information.
6563 (record_sub_use): Delete.
6564 (record_use): Update all uses.
6565 (record_group): New function.
6566 (record_group_use, find_interesting_uses_op): Call above functions.
6568 (find_interesting_uses_cond): Ditto.
6569 (group_compare_offset): New function.
6570 (split_all_small_groups): Rename to ...
6571 (split_small_address_groups_p): ... here. Update all uses.
6572 (split_address_groups): Update all uses.
6573 (find_interesting_uses): Refactor format of dump information.
6574 (add_candidate_1): Update all uses. Remove redundant check on iv,
6576 (add_candidate, record_common_cand): Remove redundant assert.
6577 (add_iv_candidate_for_biv): Update use.
6578 (add_iv_candidate_derived_from_uses): Update all uses.
6579 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
6580 (alloc_use_cost_map): Ditto.
6581 (set_use_iv_cost, get_use_iv_cost): Rename to ...
6582 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
6583 (determine_use_iv_cost_generic): Ditto.
6584 (determine_group_iv_cost_generic): Ditto.
6585 (determine_use_iv_cost_address): Ditto.
6586 (determine_group_iv_cost_address): Ditto.
6587 (determine_use_iv_cost_condition): Ditto.
6588 (determine_group_iv_cost_cond): Ditto.
6589 (determine_use_iv_cost): Ditto.
6590 (determine_group_iv_cost): Ditto.
6591 (set_autoinc_for_original_candidates): Update all uses.
6592 (find_iv_candidates): Update all uses. Refactor dump information.
6593 (determine_use_iv_costs): Ditto.
6594 (determine_iv_costs): Ditto.
6595 (iv_ca_cand_for_use): Rename to ...
6596 (iv_ca_cand_for_group): ... here. Update all uses.
6597 (iv_ca_add_use, iv_ca_add_group): Ditto.
6598 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
6599 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
6600 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
6601 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
6602 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
6603 (create_new_iv, adjust_iv_update_pos): Ditto.
6604 (rewrite_use_address): Delete.
6605 (rewrite_use_address_1): Rename to ...
6606 (rewrite_use_address): ... here.
6607 (rewrite_use_compare): Update all uses.
6608 (rewrite_use): Delete.
6609 (rewrite_uses): Rename to ...
6610 (rewrite_groups): ... here. Update all uses.
6611 (remove_unused_ivs, free_loop_data): Update all uses.
6612 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
6614 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6616 * rtlanal.c (nonzero_bits1): Convert preprocessor check
6617 for WORD_REGISTER_OPERATIONS to runtime check.
6619 2016-04-27 Richard Biener <rguenther@suse.de>
6622 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
6623 aggregate_value_p to determine if a function result is
6624 returned by reference.
6625 (ipa_pta_execute): Functions having their address taken are
6626 not automatically nonlocal.
6628 2016-04-27 Jakub Jelinek <jakub@redhat.com>
6631 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
6632 * fold-const.c (operand_equal_p): If flag_checking and
6633 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
6634 and if it returns non-zero, assert iterative_hash_expr on both
6637 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
6639 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
6641 2016-04-27 Nick Clifton <nickc@redhat.com>
6644 * varasm.c (merge_weak): Generate an error if an attempt is made
6645 to convert a non-weak static function into a weak, public function.
6647 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
6649 * params.def (MAX_PARTITION_SIZE): New param.
6650 * doc/invoke.texi: Document lto-max-partition.
6652 2016-04-27 Richard Biener <rguenther@suse.de>
6655 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
6656 function cummulating used_from_other_partition, externally_visible
6657 and force_output from aliases.
6658 (refered_from_nonlocal_var): Likewise.
6659 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
6660 node flags properly.
6662 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
6664 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
6665 (-Wmemset-elt-size): New item.
6667 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
6670 * stor-layout.h (internal_reference_types): Delete.
6671 * stor-layout.c (reference_types_internal): Likewise.
6672 (internal_reference_types): Likewise.
6673 (layout_type) <REFERENCE_TYPE>: Adjust.
6675 2016-04-27 Jakub Jelinek <jakub@redhat.com>
6678 * tree.h (inchash::add_expr): Add FLAGS argument.
6679 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
6680 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
6681 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
6682 Formatting fix. Adjust recursive calls. For tcc_comparison,
6683 if swap_tree_comparison (code) is smaller than code, hash that
6684 and arguments in the other order. Hash CONVERT_EXPR the same
6685 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
6686 of ADDR_EXPR of decl as the decl itself. Add or remove
6687 OEP_ADDRESS_OF from recursive flags as needed. For
6688 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
6689 operands commutatively and only the third one normally.
6690 For internal CALL_EXPR hash in CALL_EXPR_IFN.
6692 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
6694 * config/rtems.h (LIB_SPEC): Add -latomic.
6696 2016-04-27 Joel Sherrill <joel@rtems.org>
6698 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
6699 xilink.ld and flags not relevant to RTEMS.
6701 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
6703 * toplev.c (backend_init_target): Avoid calling init_reload when using
6706 2016-04-26 Jakub Jelinek <jakub@redhat.com>
6708 * reorg.c (try_merge_delay_insns): Declare i and j inside the
6709 for loops rather than one for the whole function.
6711 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
6713 * match.pd (X + CST CMP X): New transformation.
6715 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
6717 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
6718 * fold-const.c (fold_binary_loc): Remove 2 transformations
6719 superseded by match.pd.
6720 * match.pd (x+x -> x*2): Generalize to integers.
6722 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
6724 * config/i386/i386.md (operation on memory peephole): Duplicate an
6725 existing peephole and adapt it to match lea rather than an operation
6728 PR rtl-optimization/57193
6729 * opts.c (default_options_table): Add OPT_frename_registers at -O2
6731 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
6733 2016-04-26 Bin Cheng <bin.cheng@arm.com>
6735 * tree-if-conv.c (any_pred_load_store): New static variable.
6736 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
6737 any_pred_load_store instead of and_mask_load_store.
6738 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
6739 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
6740 (combine_blocks, tree_if_conversion): Ditto.
6742 2016-04-26 Bin Cheng <bin.cheng@arm.com>
6744 PR tree-optimization/70771
6745 PR tree-optimization/70775
6746 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
6747 virtual PHI nodes. Delete parameter.
6748 (if_convertible_loop_p_1): Delete argument to above function.
6749 (predicate_all_scalar_phis): Delete code handling single-argument
6751 (tree_if_conversion): Mark and update virtual SSA.
6753 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6756 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
6757 (x86_elf_aligned_common): Rename to ...
6758 (x86_elf_aligned_decl_common): ... this.
6759 Add decl arg. Switch to .lbss for largecomm object. Use
6760 LARGECOMM_SECTION_ASM_OP.
6761 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
6763 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
6764 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
6766 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
6767 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
6769 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6772 * config/i386/i386.c (SECTION_LARGE): Define.
6773 (x86_64_elf_select_section): Set it for large data/bss sections.
6774 Only clear SECTION_WRITE for .lrodata.
6775 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
6777 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
6778 * varasm.c (default_elf_asm_named_section): Grow flagchars.
6779 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
6781 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
6782 * doc/tm.texi: Regenerate.
6784 2016-04-26 Jakub Jelinek <jakub@redhat.com>
6787 * configure.ac (--enable-checking): Document extra flag, for
6788 non-release builds default to --enable-checking=yes,extra.
6789 If misc checking and extra checking, define CHECKING_P to 2 instead
6791 * common.opt (fchecking=): Add.
6792 * doc/invoke.texi (-fchecking=): Document.
6793 * doc/install.texi: Document --enable-checking changes.
6794 * configure: Regenerated.
6795 * config.in: Regenerated.
6797 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
6799 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
6800 attribute instead of which_alternative.
6801 * config/i386/sse.md (*mov<mode>_internal): Ditto.
6802 Use EXT_REX_SSE_REG_P where appropriate.
6804 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
6806 * config/i386/predicates.md (const0_operand): Do not match
6807 const_wide_int code.
6808 (const1_operand): Ditto.
6810 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
6812 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
6813 for SSE constm1 operands and TARGET_AVX512VL.
6814 (*movti_internal): Ditto.
6815 (*mov<mode>_or): Use constm1_operand predicate.
6816 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
6817 for SSE vector_all_ones operands and TARGET_AVX512VL.
6818 * config/i386/predicates.md (constm1_operand): New predicate.
6819 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
6820 emission of constant -1 load.
6822 2016-04-25 Jason Merrill <jason@redhat.com>
6824 * gdbinit.in: Skip is-a.h.
6826 * attribs.c (register_scoped_attributes): Fix logic.
6827 * attribs.h: Declare register_scoped_attributes.
6829 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6831 * config/rs6000/rs6000-builtin.def: Correct pasto error for
6832 stxvd2x and stxvw4x built-in functions.
6834 2016-04-25 DJ Delorie <dj@redhat.com>
6836 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
6837 (ashrhi3): Likewise.
6838 (lshrhi3): Likewise.
6840 2016-04-25 Richard Biener <rguenther@suse.de>
6842 PR tree-optimization/70780
6843 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
6845 (compute_antic): Mark blocks with abnormal preds as visited as
6846 they have a final empty antic-in solution already.
6848 2016-04-25 Michael Collison <michael.collison@linaro.org>
6850 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
6852 2016-04-25 Michael Collison <michael.collison@linaro.org>
6854 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
6855 mode is VQI to improve mixed mode vectorization.
6856 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
6857 define_insn to match low half of signed vaddw.
6858 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
6859 define_insn to match high half of signed vaddw.
6860 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
6861 define_insn to match low half of unsigned vaddw.
6862 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
6863 define_insn to match high half of unsigned vaddw.
6864 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
6865 (arm_simd_check_vect_par_cnst_half_p): Likewise.
6866 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
6868 (arm_simd_check_vect_par_cnst_half_p): Likewise.
6869 * config/arm/predicates.md (vect_par_constant_high): Support
6870 big endian and simplify by calling
6871 arm_simd_check_vect_par_cnst_half
6872 (vect_par_constant_low): Likewise.
6874 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
6876 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
6877 predicate for operand 2.
6879 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
6880 H.J. Lu <hongjiu.lu@intel.com>
6882 * config/i386/i386-protos.h (standard_sse_constant_p): Add
6883 machine_mode argument.
6884 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
6885 constm1_rtx operands. For VOIDmode constants, get mode from
6886 pred_mode. Check mode size if the mode is supported by ABI.
6887 (standard_sse_constant_opcode): Do not use standard_constant_p.
6888 Strictly check ABI support for all-ones operands.
6889 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
6890 immediates. Update calls to standard_sse_constant_p.
6891 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
6892 (ix86_rtx_costs): Ditto.
6893 * config/i386/i386.md (*movxi_internal_avx512f): Use
6894 nonimmediate_or_sse_const_operand instead of vector_move_operand.
6895 Use (v,BC) alternative instead of (v,C). Use register_operand
6896 checks instead of MEM_P.
6897 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
6898 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
6899 isa attribute. Use register_operand checks instead of MEM_P.
6900 (*movti_internal): Use nonimmediate_or_sse_const_operand for
6901 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
6902 alternative and corresponding sse2 isa attribute.
6903 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
6904 to standard_sse_constant_p.
6905 (FP constant splitters): Ditto.
6906 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
6908 * config/i386/predicates.md (constm1_operand): Remove.
6909 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
6910 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
6911 vector_all_ones_operand instead of constm1_operand.
6913 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6915 * print-rtl.c (print_rtx_insn_vec): New function.
6916 * print-rtl.h: New prototype.
6917 * store-motion.c (struct st_expr): Make avail_stores a vector.
6918 (st_expr_entry): Adjust.
6919 (free_st_expr_entry): Likewise.
6920 (print_store_motion_mems): Likewise.
6921 (find_moveable_store): Likewise.
6922 (compute_store_table): Likewise.
6923 (delete_store): Likewise.
6924 (build_store_vectors): Likewise.
6926 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6928 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
6930 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6932 * vec.h (vec_safe_contains): New function.
6933 (vec::contains): Likewise.
6934 (vec::begin): Likewise.
6935 (vec::end): Likewise.
6937 2016-04-23 Jakub Jelinek <jakub@redhat.com>
6940 * cfgexpand.c (expand_stack_vars): Fix typo.
6942 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
6944 * system.h (list, map, set, vector): Include conditionally.
6945 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
6946 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
6947 * ipa-icf.c (INCLUDE_LIST): Define.
6948 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
6949 * config/sh/sh.c (INCLUDE_VECTOR): Define.
6950 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
6951 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
6952 * cp/logic.cc (INCLUDE_LIST): Define.
6953 * fortran/trans-common.c (INCLUDE_MAP): Define.
6955 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
6957 * auto-profile.c: Remove <string.h> include.
6958 * ipa-icf-gimple.c: Remove <list> include.
6959 * diagnostic.c: Remove <new> include.
6960 * genmatch.c: Likewise.
6961 * pretty-print.c: Likewise.
6962 * toplev.c: Likewise
6963 * c/c-objc-common.c: Likewise.
6964 * cp/error.c: Likewise.
6965 * fortran/error.c: Likewise.
6967 2016-04-22 Richard Biener <rguenther@suse.de>
6969 * lto-streamer-in.c (input_ssa_names): Do not allocate
6970 GIMPLE_NOP for all SSA names.
6971 * lto-streamer-out.c (output_ssa_names): Do not output
6972 SSA names that should have been released.
6974 2016-04-22 Richard Biener <rguenther@suse.de>
6976 PR tree-optimization/70740
6977 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
6980 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
6983 * config/i386/predicates.md (call_insn_operand): Replace
6984 sibcall_memory_operand with memory_operand.
6986 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
6988 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
6989 has_single_use() tests.
6990 (register_edge_assert_for_1): Likewise.
6991 (find_assert_locations_1): Check the liveness bitmap instead of
6992 checking has_single_use().
6994 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
6997 * config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
6998 Extract AVX-512BW constraint from AVX.
7000 2016-04-21 Richard Biener <rguenther@suse.de>
7002 PR tree-optimization/70725
7003 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
7004 for phi_convertible_by_degenerating_args.
7005 (predicate_all_scalar_phis): Handle single-argument PHIs.
7007 2016-04-21 Richard Biener <rguenther@suse.de>
7010 * fold-const.c (fold_comparison): Return properly typed
7013 2016-04-21 Bin Cheng <bin.cheng@arm.com>
7015 PR tree-optimization/70715
7016 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
7017 after expanding BASE using expand_simple_operations.
7019 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
7021 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
7022 New transformations.
7024 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
7026 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
7028 2016-04-20 Jan Hubicka <jh@suse.cz>
7030 * ipa-inline.c (can_inline_edge_p): Pass caller info to
7031 ultiimate_alias_target.
7032 (update_callee_keys): Likewise.
7033 (lookup_recursive_calls): Likewise.
7034 (speculation_useful_p): Likewise.
7036 2016-04-20 Jan Hubicka <jh@suse.cz>
7039 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
7040 (set_nothrow_flag_1): ... this; handle interposition correctly;
7041 recurse on aliases and thunks.
7042 (cgraph_node::set_nothrow_flag): New.
7043 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
7044 functions compiled with non-call exceptions that binds to current
7046 (propagate_nothrow): Be safe WRT interposition.
7047 * cgraph.h (set_nothrow_flag): Update prototype.
7049 2016-04-18 Jan Hubicka <jh@suse.cz>
7051 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
7052 max_loop_iterations_int.
7053 (tree_unswitch_outer_loop): Likewise.
7055 2016-04-20 Bin Cheng <bin.cheng@arm.com>
7057 PR tree-optimization/69489
7058 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
7059 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
7060 Revise dump message.
7061 (if_convertible_bb_p): Remove check on edge count of basic block's
7064 2016-04-20 Bin Cheng <bin.cheng@arm.com>
7066 PR tree-optimization/56625
7067 PR tree-optimization/69489
7068 * tree-data-ref.h (DR_INNERMOST): New macro.
7069 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
7070 hashing struct innermost_loop_behavior.
7071 (ref_DR_map): Remove.
7072 (innermost_DR_map): New map.
7073 (baseref_DR_map): Revise comment.
7074 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
7075 to innermost_DR_map accroding to its innermost loop behavior.
7076 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
7077 to its innermost loop behavior.
7078 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
7079 Add initialization for innermost_DR_map. Record memory reference
7080 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
7081 have innermost loop behavior.
7082 (if_convertible_loop_p): Remove release for ref_DR_map. Release
7085 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
7087 * config/i386/i386.md (*lea<mode>_general_1): Rename from
7088 *lea_general_1. Use explicit SWI12 mode interator.
7089 (*lea<mode>_general_2): Rename from *lea_general_2.
7090 Use explicit SWI12 mode interator.
7091 (*lea<mode>_general_3): Rename from *lea_general_3.
7092 Use explicit SWI12 mode interator.
7093 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
7094 Use explicit SWI12 mode interator.
7095 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
7096 Use explicit SWI48 mode interator.
7098 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
7100 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
7101 Short-cut unaligned load and store cases. Handle all integer
7103 (ix86_expand_vector_move_misalign): Short-cut unaligned load
7104 and store cases. Call ix86_avx256_split_vector_move_misalign
7105 directly without checking mode class.
7107 2016-04-20 Andrew Pinski <apinski@cavium.com>
7108 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7111 * config/aarch64/aarch64.md (sibcall): Force call
7112 address to be DImode for ILP32.
7113 (sibcall_value): Likewise.
7115 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
7117 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
7119 2016-04-20 Richard Biener <rguenther@suse.de>
7121 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
7122 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
7123 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
7124 (maybe_push_res_to_seq): Adjust.
7125 * gimple-fold.c (maybe_build_generic_op): Likewise.
7127 2016-04-20 Marek Polacek <polacek@redhat.com>
7129 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
7132 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
7134 * config/i386/sse.md (vec_unpacks_lo_hi): Always
7135 use kmovw to support AVX512F target.
7137 2016-04-20 Bin Cheng <bin.cheng@arm.com>
7139 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
7141 2016-04-20 Marek Polacek <polacek@redhat.com>
7143 PR tree-optimization/70725
7144 * tree-if-conv.c (is_false_predicate): New function.
7145 (predicate_mem_writes): Use it.
7147 2016-04-20 Richard Biener <rguenther@suse.de>
7149 PR tree-optimization/70726
7150 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
7151 shift amounts from a pattern stmt operand.
7153 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7156 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
7157 stack_restore_from_fpr pattern when restoring r15.
7158 (s390_optimize_prologue): Strip away the memory barrier in the
7159 parallel when trying to get rid of restore insns.
7160 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
7161 definition for loading the stack pointer from an FPR. Compared to
7162 the normal move insn this pattern includes a full memory barrier.
7164 2016-04-19 Jakub Jelinek <jakub@redhat.com>
7167 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
7168 implicitly linear or lastprivate iterator on the outer context.
7170 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
7172 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
7174 * config/i386/i386.md (ssememalign): Removed.
7175 * config/i386/sse.md: Remove ssememalign attribute from patterns.
7177 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
7180 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
7181 const short * to __builtin_ia32_loaddquhi512_mask.
7182 (_mm512_maskz_loadu_epi16): Likewise.
7183 (_mm512_mask_storeu_epi16): Pass short * to
7184 __builtin_ia32_storedquhi512_mask.
7185 (_mm512_mask_loadu_epi8): Pass const char * to
7186 __builtin_ia32_loaddquqi512_mask.
7187 (_mm512_maskz_loadu_epi8): Likewise.
7188 (_mm512_mask_storeu_epi8): Pass char * to
7189 __builtin_ia32_storedquqi512_mask.
7190 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
7191 const double * to __builtin_ia32_loadupd512_mask.
7192 (_mm512_mask_loadu_pd): Likewise.
7193 (_mm512_maskz_loadu_pd): Likewise.
7194 (_mm512_storeu_pd): Pass double * to
7195 __builtin_ia32_storeupd512_mask.
7196 (_mm512_mask_storeu_pd): Likewise.
7197 (_mm512_loadu_ps): Pass const float * to
7198 __builtin_ia32_loadups512_mask.
7199 (_mm512_mask_loadu_ps): Likewise.
7200 (_mm512_maskz_loadu_ps): Likewise.
7201 (_mm512_storeu_ps): Pass float * to
7202 __builtin_ia32_storeups512_mask.
7203 (_mm512_mask_storeu_ps): Likewise.
7204 (_mm512_mask_loadu_epi64): Pass const long long * to
7205 __builtin_ia32_loaddqudi512_mask.
7206 (_mm512_maskz_loadu_epi64): Likewise.
7207 (_mm512_mask_storeu_epi64): Pass long long *
7208 to __builtin_ia32_storedqudi512_mask.
7209 (_mm512_loadu_si512): Pass const int * to
7210 __builtin_ia32_loaddqusi512_mask.
7211 (_mm512_mask_loadu_epi32): Likewise.
7212 (_mm512_maskz_loadu_epi32): Likewise.
7213 (_mm512_storeu_si512): Pass int * to
7214 __builtin_ia32_storedqusi512_mask.
7215 (_mm512_mask_storeu_epi32): Likewise.
7216 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
7217 char * to __builtin_ia32_storedquqi256_mask.
7218 (_mm_mask_storeu_epi8): Likewise.
7219 (_mm256_mask_loadu_epi16): Pass const short * to
7220 __builtin_ia32_loaddquhi256_mask.
7221 (_mm256_maskz_loadu_epi16): Likewise.
7222 (_mm_mask_loadu_epi16): Pass const short * to
7223 __builtin_ia32_loaddquhi128_mask.
7224 (_mm_maskz_loadu_epi16): Likewise.
7225 (_mm256_mask_loadu_epi8): Pass const char * to
7226 __builtin_ia32_loaddquqi256_mask.
7227 (_mm256_maskz_loadu_epi8): Likewise.
7228 (_mm_mask_loadu_epi8): Pass const char * to
7229 __builtin_ia32_loaddquqi128_mask.
7230 (_mm_maskz_loadu_epi8): Likewise.
7231 (_mm256_mask_storeu_epi16): Pass short * to.
7232 __builtin_ia32_storedquhi256_mask.
7233 (_mm_mask_storeu_epi16): Pass short * to.
7234 __builtin_ia32_storedquhi128_mask.
7235 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
7236 const double * to __builtin_ia32_loadupd256_mask.
7237 (_mm256_maskz_loadu_pd): Likewise.
7238 (_mm_mask_loadu_pd): Pass onst double * to
7239 __builtin_ia32_loadupd128_mask.
7240 (_mm_maskz_loadu_pd): Likewise.
7241 (_mm256_mask_storeu_pd): Pass double * to
7242 __builtin_ia32_storeupd256_mask.
7243 (_mm_mask_storeu_pd): Pass double * to
7244 __builtin_ia32_storeupd128_mask.
7245 (_mm256_mask_loadu_ps): Pass const float * to
7246 __builtin_ia32_loadups256_mask.
7247 (_mm256_maskz_loadu_ps): Likewise.
7248 (_mm_mask_loadu_ps): Pass const float * to
7249 __builtin_ia32_loadups128_mask.
7250 (_mm_maskz_loadu_ps): Likewise.
7251 (_mm256_mask_storeu_ps): Pass float * to
7252 __builtin_ia32_storeups256_mask.
7253 (_mm_mask_storeu_ps): ass float * to
7254 __builtin_ia32_storeups128_mask.
7255 (_mm256_mask_loadu_epi64): Pass const long long * to
7256 __builtin_ia32_loaddqudi256_mask.
7257 (_mm256_maskz_loadu_epi64): Likewise.
7258 (_mm_mask_loadu_epi64): Pass const long long * to
7259 __builtin_ia32_loaddqudi128_mask.
7260 (_mm_maskz_loadu_epi64): Likewise.
7261 (_mm256_mask_storeu_epi64): Pass long long * to
7262 __builtin_ia32_storedqudi256_mask.
7263 (_mm_mask_storeu_epi64): Pass long long * to
7264 __builtin_ia32_storedqudi128_mask.
7265 (_mm256_mask_loadu_epi32): Pass const int * to
7266 __builtin_ia32_loaddqusi256_mask.
7267 (_mm256_maskz_loadu_epi32): Likewise.
7268 (_mm_mask_loadu_epi32): Pass const int * to
7269 __builtin_ia32_loaddqusi128_mask.
7270 (_mm_maskz_loadu_epi32): Likewise.
7271 (_mm256_mask_storeu_epi32): Pass int * to
7272 __builtin_ia32_storedqusi256_mask.
7273 (_mm_mask_storeu_epi32): Pass int * to
7274 __builtin_ia32_storedqusi128_mask.
7275 * config/i386/i386-builtin-types.def (PCSHORT): New.
7277 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
7278 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
7279 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
7280 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
7281 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
7282 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
7283 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
7284 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
7285 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
7286 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
7287 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
7288 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
7289 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
7290 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
7291 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
7292 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
7293 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
7294 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
7295 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
7296 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
7297 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
7298 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
7299 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
7300 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
7301 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
7302 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
7303 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
7304 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
7305 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
7306 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
7307 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
7308 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
7309 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
7310 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
7311 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
7312 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
7313 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
7314 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
7315 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
7316 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
7317 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
7318 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
7319 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
7320 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
7321 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
7322 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
7323 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
7324 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
7325 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
7327 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
7328 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
7330 (ix86_expand_vector_move_misalign): Likewise.
7331 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
7332 to scalar function prototype for unaligned load/store builtins.
7333 (ix86_expand_special_args_builtin): Updated.
7334 * config/i386/sse.md (UNSPEC_LOADU): Removed.
7335 (UNSPEC_STOREU): Likewise.
7336 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
7337 (VI_ULOADSTORE_F_AVX512VL): Likewise.
7338 (ssescalarsize): Handle V4TI, V2TI and V1TI.
7339 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
7340 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
7341 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
7342 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
7343 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
7344 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
7345 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
7346 (<avx512>_storedqu<mode>_mask): Likewise.
7347 (*sse4_2_pcmpestr_unaligned): Likewise.
7348 (*sse4_2_pcmpistr_unaligned): Likewise.
7349 (*mov<mode>_internal): Renamed to ...
7350 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
7351 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
7352 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
7353 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
7355 2016-04-19 Richard Biener <rguenther@suse.de>
7357 PR tree-optimization/70171
7358 * tree-ssa-phiprop.c: Include stor-layout.h.
7359 (phiprop_insert_phi): Handle the aggregate copy case.
7360 (propagate_with_phi): Likewise.
7362 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
7364 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
7365 instead of simplify_gen_subreg (... , 0).
7366 (ix86_delegitimize_address): Ditto.
7367 (ix86_split_divmod): Ditto.
7368 (ix86_split_copysign_const): Ditto.
7369 (ix86_split_copysign_var): Ditto.
7370 (ix86_expand_args_builtin): Ditto.
7371 (ix86_expand_round_builtin): Ditto.
7372 (ix86_expand_special_args_builtin): Ditto.
7373 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
7374 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
7375 (udivmodqi4): Ditto.
7376 (absneg splitters): Ditto.
7377 (*jcc_bt<mode>_1): Ditto.
7379 2016-04-19 Richard Biener <rguenther@suse.de>
7381 PR tree-optimization/70724
7382 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
7383 restoring out from ...
7384 (free_scc_vn): ... here.
7385 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
7386 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
7388 (pass_fre::execute): Restore SSA info.
7390 2016-04-19 Richard Biener <rguenther@suse.de>
7392 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
7393 * gimple-walk.c (walk_gimple_op): Initialize it.
7394 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
7395 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
7396 remapping SSA names of defs.
7397 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
7400 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
7403 * lra-constraints.c (equiv_substition_p): New.
7404 (process_alt_operands): Use it.
7405 (swap_operands): Swap it.
7406 (curr_insn_transform): Update it.
7408 2016-04-18 Michael Matz <matz@suse.de>
7410 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
7411 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
7412 * tree-core.h (tree_type_common.align): Use bit-field.
7413 (tree_type_common.spare): New.
7414 (tree_decl_common.off_align): Make smaller.
7415 (tree_decl_common.align): Use bit-field.
7417 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
7418 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
7419 (scan_sharing_clauses): Ditto.
7420 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
7421 (omp_finish_file): Ditto.
7422 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
7423 (layout_decl): Ditto.
7424 (relayout_decl): Ditto.
7425 (finalize_record_size): Use SET_TYPE_ALIGN.
7426 (finalize_type_size): Ditto.
7427 (finish_builtin_struct): Ditto.
7428 (layout_type): Ditto.
7429 (initialize_sizetypes): Ditto.
7430 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
7431 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
7432 (lookup_field_for_decl): Use SET_DECL_ALIGN.
7433 (get_chain_field): Ditto.
7434 (get_trampoline_type): Ditto.
7435 (get_nl_goto_field): Ditto.
7436 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
7438 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
7439 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
7440 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
7441 (build_qualified_type): Use SET_TYPE_ALIGN.
7442 (build_aligned_type, build_range_type_1): Ditto.
7443 (build_atomic_base): Ditto.
7444 (build_common_tree_nodes): Ditto.
7445 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
7446 (expand_one_stack_var_at): Ditto.
7447 * coverage.c (build_var): Use SET_DECL_ALIGN.
7448 * except.c (init_eh): Ditto.
7449 * function.c (assign_parm_setup_block): Ditto.
7450 * symtab.c (increase_alignment_1): Ditto.
7451 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
7452 * tree-vect-stmts.c (ensure_base_align): Ditto.
7453 * varasm.c (align_variable): Ditto.
7454 (assemble_variable): Ditto.
7455 (build_constant_desc): Ditto.
7456 (output_constant_def_contents): Ditto.
7458 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
7459 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
7460 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
7461 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
7462 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
7464 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
7467 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
7468 replace %vmovsd with "%vmovq".
7469 (vec_concatv2df): Likewise.
7471 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
7473 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
7474 (*vec_extractv2si_0): Ditto.
7475 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
7476 (zero_extended_scalar_load_operand splitters): Ditto.
7477 (vec_extract splitters): Ditto.
7478 (*vec_extractv4si_0_zext): Ditto.
7479 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
7481 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
7482 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
7483 (*sse4_1_extractps): Use lowpart_subreg.
7484 * config/i386/i386.md (x87 floatsplitter): Use gen_lowpart.
7486 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7488 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
7490 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
7491 Mention Solaris 11 packaging changes.
7492 Update gas and gld requirements.
7493 Remove reference to pre-Solaris 10 bug.
7494 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
7496 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
7499 2016-04-17 Jan Hubicka <jh@suse.cz>
7501 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
7502 max_loop_iterations_int.
7504 2016-04-18 Richard Biener <rguenther@suse.de>
7506 PR tree-optimization/43434
7507 * tree-ssa-structalias.c (struct vls_data): New.
7508 (visit_loadstore): Handle all pointer-based accesses.
7509 (compute_dependence_clique): Compute a bitmap of restrict tags
7510 assigned bases and pass it to visit_loadstore.
7512 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
7515 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
7516 armv8.1-a and armv8.1-a+crc.
7518 2016-04-18 Richard Biener <rguenther@suse.de>
7520 PR tree-optimization/70701
7521 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
7522 references after translating through a memcpy.
7524 2016-04-18 Richard Biener <rguenther@suse.de>
7526 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
7527 (compute_antic): ... here. For partial antic use regular
7528 postorder and scrap iteration.
7529 (compute_partial_antic_aux): Remove unused return value.
7530 (init_pre): Do not allocate postorder.
7531 (fini_pre): Do not free postorder.
7533 2016-04-18 Richard Biener <rguenther@suse.de>
7536 * expmed.c (extract_bit_field_1): Remove broken case
7537 using a wider MODE_INT mode.
7539 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
7541 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
7542 unless compiling with at least GCC-4.8.
7544 2016-04-17 Jan Hubicka <jh@suse.cz>
7547 * graphite.c (graphite_finalize): Update call to
7548 tree_estimate_probability.
7549 * predict.h (tree_estimate_probability): Update prototype.
7551 2016-04-17 Jan Hubicka <jh@suse.cz>
7553 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
7554 (tree_estimate_probability): Likewise.
7555 (pass_profile::execute): Update.
7556 (report_predictor_hitrates): New function.
7557 * profile.c (compute_branch_probabilities): Use it.
7558 * predict.h (report_predictor_hitrates): Declare.
7560 2016-04-17 Jan Hubicka <jh@suse.cz>
7563 * cgraph.h (cgraph_node::set_const_flag,
7564 cgraph_node::set_pure_flag): Update prototype to return bool;
7566 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
7567 of interposable symbol are interposable, too.
7568 (cgraph_set_const_flag_1): Rename to ...
7569 (set_const_flag_1): ... this one; change to self recursive function
7570 instead of call_for_symbol_thunks_and_aliases. Handle correctly
7571 clearnig the flag in all variants and also virtual thunks of const
7572 functions are pure; track if any change was done.
7573 (cgraph_node::set_const_flag): Update.
7574 (struct set_pure_flag_info): New struct.
7575 (cgraph_set_pure_flag_1): Rename to ...
7576 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
7577 rather than pointer encoded flags; track if any changes was done;
7578 handle correctly clearning flag and setting flag of aliases already
7580 (cgraph_node::set_pure_flag): Update.
7581 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
7583 2016-04-17 Tom de Vries <tom@codesourcery.com>
7586 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
7589 2016-04-17 Tom de Vries <tom@codesourcery.com>
7591 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
7592 '{}<> ' as escape-for-record.
7594 2016-04-17 Tom de Vries <tom@codesourcery.com>
7596 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
7599 2016-04-17 Tom de Vries <tom@codesourcery.com>
7602 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
7603 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
7604 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
7605 * passes.c (finish_optimization_passes): Only call
7606 finish_graph_dump_file if dfi->graph_dump_initialized.
7607 (execute_function_dump, pass_init_dump_file): Use
7608 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
7610 2016-04-17 Tom de Vries <tom@codesourcery.com>
7612 PR tree-optimization/70256
7613 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
7614 (debug_varmap): New function.
7616 2016-04-17 Tom de Vries <tom@codesourcery.com>
7619 * passes.c (pass_manager::register_pass): Propagate pflags.
7621 2016-04-17 Tom de Vries <tom@codesourcery.com>
7624 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
7625 * passes.c (pass_manager::pass_manager): Declare and init p_start in
7626 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
7627 check if it's equal to p_start.
7628 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
7630 2016-04-15 Jan Hubicka <jh@suse.cz>
7633 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
7634 function does not bind to current def.
7635 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
7636 handle conservatively calls to functions that does not need to bind
7638 (check_call): Update call of worse_state.
7639 (ignore_edge_for_nothrow): Update.
7640 (ignore_edge_for_pure_const): Likewise.
7641 (propagate_pure_const): Update calls to worse_state.
7642 (skip_function_for_local_pure_const): Reformat comments.
7644 2016-04-15 Jan Hubicka <jh@suse.cz>
7647 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
7648 (cgraph_node::function_symbol): Likewise.
7649 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
7650 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
7651 (symtab_node::ultimate_alias_target): Add REF parameter.
7652 (symtab_node::binds_to_current_def_p): Declare.
7653 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
7654 (cgraph_node::function_symbol): Likewise.
7655 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
7656 (cgraph_node::get_availability): Likewise.
7657 (cgraph_edge::binds_to_current_def_p): New inline function.
7658 (varpool_node::get_availability): Add REF parameter.
7659 (varpool_node::ultimate_alias_target): Likewise.
7660 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
7661 (symtab_node::binds_to_current_def_p): Likewise.
7662 * varpool.c (varpool_node::get_availability): Likewise.
7664 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
7667 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
7668 Fix mode size check.
7670 2016-04-15 Jakub Jelinek <jakub@redhat.com>
7672 * BASE-VER: Set to 7.0.0.
7674 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
7676 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
7678 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7680 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
7681 architecture revisions.
7683 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
7685 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
7686 * config/i386/i386.c (ix86_using_red_zone): No longer static.
7687 * config/i386/i386.md (stack decrement to push peepholes): Guard
7688 with !x86_using_red_zone ().
7690 2016-04-15 Jakub Jelinek <jakub@redhat.com>
7693 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
7694 to dump_generic_node.
7695 (NIY): Pass also flags to do_niy.
7697 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
7699 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
7700 (simd_clone_vector_of_formal_parm_types)
7701 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
7702 (simd_clone_mangle, simd_clone_create)
7703 (simd_clone_adjust_return_type, create_tmp_simd_array)
7704 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
7705 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
7706 (ipa_simd_modify_function_body, simd_clone_linear_addend)
7707 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
7708 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
7709 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
7710 * omp-simd-clone.c: ... this new file.
7711 (simd_clone_vector_of_formal_parm_types): Make it static.
7712 * Makefile.in (OBJS): Add omp-simd-clone.o.
7714 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
7717 * config/i386/sse.md: Use proper memory operand modifiers.
7720 2016-04-15 Richard Biener <rguenther@suse.de>
7721 Alan Modra <amodra@gmail.com>
7723 PR tree-optimization/70130
7724 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
7725 when alignment stays not the same and no not use the realign
7728 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
7731 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
7732 direct move handlers for KFmode. Change TFmode handlers test from
7733 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
7735 2016-04-14 Jakub Jelinek <jakub@redhat.com>
7738 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
7739 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
7740 (inlined_polymorphic_ctor_dtor_block_p): Use it.
7741 * tree-ssa-live.c (remove_unused_scope_block_p): When
7742 in_ctor_dtor_block, avoid discarding not just BLOCKs with
7743 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
7744 block_ultimate_origin is FUNCTION_DECL.
7745 (remove_unused_locals): If current_function_decl is
7746 polymorphic_ctor_dtor_p, pass initial true to
7747 remove_unused_scope_block_p' is_ctor_dtor_block.
7749 2016-04-14 Martin Sebor <msebor@redhat.com>
7754 * doc/extend.texi (Variable Length): Revert.
7756 2016-04-14 Marek Polacek <polacek@redhat.com>
7757 Jan Hubicka <hubicka@ucw.cz>
7760 * tree.c (verify_type): Disable the canonical type of main variant
7763 2016-04-14 Jason Merrill <jason@redhat.com>
7765 * cfgexpand.c, expr.c: Revert previous change.
7767 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
7770 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
7771 when building a mem ref for the incoming reduction variable.
7773 2016-04-14 Richard Biener <rguenther@suse.de>
7775 PR tree-optimization/70614
7776 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
7777 loop if the evolution dropped to chrec_dont_know.
7778 (interpret_condition_phi): Likewise.
7780 2016-04-14 Richard Biener <rguenther@suse.de>
7782 PR tree-optimization/70623
7783 * tree-ssa-pre.c (changed_blocks): Make global ...
7784 (compute_antic): ... local here. Move and fix worklist
7785 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
7786 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
7787 worklist handling, dump when ANTIC_IN changed.
7788 (compute_partial_antic_aux): Remove worklist handling.
7789 (init_pre): Do not compute post dominators. Add a comment about
7790 the CFG order chosen.
7791 (fini_pre): Do not free post dominators.
7793 2016-04-13 Martin Sebor <msebor@redhat.com>
7798 * doc/extend.texi (Variable Length): Document C++ specifics.
7800 2016-04-13 Jakub Jelinek <jakub@redhat.com>
7803 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
7804 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
7805 eh edges have been purged.
7808 * tree-sra.c (create_access_replacement,
7809 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
7811 * tree-pretty-print.c (dump_fancy_name): New function.
7812 (dump_decl_name, dump_generic_node): Use it.
7814 2016-04-13 Jason Merrill <jason@redhat.com>
7816 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
7817 * expr.c (expand_expr_real_1): Likewise.
7819 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
7821 * config/i386/i386.md (kunpckhi): Swap operands.
7822 (kunpcksi): Likewise.
7823 (kunpckdi): Likewise.
7824 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
7825 (vec_pack_trunc_<mode>): Likewise.
7827 2016-04-13 Jakub Jelinek <jakub@redhat.com>
7830 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
7833 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
7834 gimplification turns some element into non-constant.
7837 * rtl.h (convert_memory_address_addr_space_1): New prototype.
7838 * explow.c (convert_memory_address_addr_space_1): No longer static,
7839 add NO_EMIT argument and don't call convert_modes if true, pass
7840 it down recursively, remove break after return.
7841 (convert_memory_address_addr_space): Adjust caller.
7842 * simplify-rtx.c (simplify_unary_operation_1): Call
7843 convert_memory_address_addr_space_1 instead of convert_memory_address,
7844 if it returns NULL, don't simplify.
7846 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
7849 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
7851 2016-04-12 Jakub Jelinek <jakub@redhat.com>
7853 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
7854 Bump the upper SIMDLEN limits, so that if the return type or
7855 characteristic type if the return type is void can be passed in
7856 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
7859 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
7862 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
7863 Do not use "=" constraint on an input constraint.
7864 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
7865 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
7866 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
7867 generates (neg (abs ...)) instead of (abs ...).
7869 2016-04-12 Jakub Jelinek <jakub@redhat.com>
7871 PR rtl-optimization/70596
7872 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
7873 just invalidate LRA data and reset them. Adjust dump wording.
7875 2016-04-12 Martin Liska <mliska@suse.cz>
7878 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
7880 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
7882 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
7883 max_loop_iterations_int.
7884 (tree_unswitch_outer_loop): Likewise.
7885 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
7886 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
7888 2016-04-12 Tom de Vries <tom@codesourcery.com>
7890 PR tree-optimization/68756
7891 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
7892 instead of new_name.
7894 2016-04-12 Jakub Jelinek <jakub@redhat.com>
7896 PR tree-optimization/70602
7897 * tree-sra.c (generate_subtree_copies): Don't write anything into
7898 constant pool decls.
7900 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
7901 regardless whether there are depend clauses or not.
7903 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
7906 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
7907 target attribute and pragma from changing the -mfloat128
7908 and -mfloat128-hardware options.
7910 * doc/extend.texi (Additional Floating Types): Document PowerPC
7911 __float128 restrictions.
7913 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
7916 * config/aarch64/driver-aarch64.c
7917 (aarch64_get_extension_string_for_isa_flags): New.
7918 (arch_extension): Rename to...
7919 (aarch64_arch_extension): ...This.
7920 (ext_to_feat_string): Rename to...
7921 (aarch64_extensions): ...This.
7922 (aarch64_core_data): Keep track of architecture extension flags.
7923 (cpu_data): Rename to...
7924 (aarch64_cpu_data): ...This.
7925 (aarch64_arch_driver_info): Keep track of architecture extension
7927 (get_arch_name_from_id): Rename to...
7928 (get_arch_from_id): ...This, change return type.
7929 (host_detect_local_cpu): Update and reformat for renames, handle
7930 extensions through common infrastructure.
7932 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
7935 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
7936 track of a canonical flag name.
7937 (all_extensions): Likewise.
7938 (arch_to_arch_name): Also track extension flags enabled by the arch.
7939 (all_architectures): Likewise.
7940 (aarch64_parse_extension): Move to here.
7941 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
7943 (aarch64_rewrite_selected_cpu): Update for above change.
7944 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
7945 are handled, such that the single explicit value enabled by an
7946 extension is kept seperate from the implicit values it also enables.
7947 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
7949 (aarch64_parse_extension): New.
7950 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
7951 here to config/aarch64/aarch64-protos.h.
7952 (aarch64_parse_extension): Move from here to
7953 common/config/aarch64/aarch64-common.c.
7954 (aarch64_option_print): Update.
7955 (aarch64_declare_function_name): Likewise.
7956 (aarch64_start_file): Likewise.
7957 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
7958 the canonical flag for extensions.
7959 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
7962 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
7964 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
7967 2016-04-09 Tom de Vries <tom@codesourcery.com>
7969 PR tree-optimization/68953
7970 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
7971 first to last subscript.
7973 2016-04-09 Jakub Jelinek <jakub@redhat.com>
7975 PR tree-optimization/70586
7976 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
7979 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
7983 PR tree-optimization/70373
7987 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
7988 clauses for acc parallel reductions as necessary. Error on those
7990 * omp-low.c (scan_sharing_clauses): Don't install variables which
7991 are used in acc parallel reductions.
7992 (lower_rec_input_clauses): Remove dead code.
7993 (lower_oacc_reductions): Add support for reference reductions.
7994 (lower_reduction_clauses): Remove dead code.
7995 (lower_omp_target): Don't remap variables appearing in acc parallel
7997 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
7999 2016-04-08 Jakub Jelinek <jakub@redhat.com>
8002 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
8003 with multiple SSA_NAME defs, force the outputs other than first
8004 to be live before calling live_track_process_def on each output.
8006 PR rtl-optimization/70574
8007 * fwprop.c (forward_propagate_and_simplify): Don't add
8008 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
8009 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
8010 paradoxical subregs within *loc.
8012 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
8014 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
8015 -ftree-parallelize-loops={0,1}.
8016 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
8017 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
8018 * config/ia64/hpux.h (LIB_SPEC): Likewise.
8019 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
8020 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
8022 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
8025 * asan.c (instrument_derefs): If we get unknown location, extract it
8027 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
8029 2016-04-08 Tom de Vries <tom@codesourcery.com>
8031 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
8032 implicit firstprivate clause.
8034 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8037 * config/arm/thumb2.md (tst + branch-> lsls + branch
8038 peephole below *orsi_not_shiftsi_si): Require that condition
8039 register is dead after the peephole.
8040 (second peephole after the above): Likewise.
8042 2016-04-08 Alan Modra <amodra@gmail.com>
8045 * builtins.c (fold_builtin_classify): For IBM extended precision,
8046 look at just the high-order double to test for NaN.
8047 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
8048 test just the high double for Inf but both doubles for subnormal
8051 2016-04-07 Jakub Jelinek <jakub@redhat.com>
8053 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
8054 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
8055 node->simdclone->mask_mode != VOIDmode masks.
8056 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
8057 earlier, use it instead of node->simdclone.
8058 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
8059 Set clonei->mask_mode.
8061 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
8064 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
8065 Pass it through to cp_parser_already_scoped_statement.
8066 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
8067 it through to cp_parser_statement.
8068 (cp_parser_statement): Pass IF_P through to
8069 cp_parser_iteration_statement.
8070 (cp_parser_pragma): Adjust call to
8071 cp_parser_iteration_statement.
8073 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
8076 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
8077 resolve a future -Wparentheses warning.
8078 * omp-low.c (scan_sharing_clauses): Likewise.
8079 * tree-parloops.c (eliminate_local_variables): Likewise.
8081 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
8083 PR rtl-optimization/70398
8084 * lra-constraints.c (process_address_1): Check zero scale and code
8085 for reloading with zero scale.
8087 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
8089 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
8090 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
8092 2016-04-06 Jakub Jelinek <jakub@redhat.com>
8094 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
8095 Add support for AVX512F clones, include them by default for
8096 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
8097 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
8101 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
8102 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
8103 firstprivate clauses.
8104 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
8105 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
8106 (lower_omp_target): Set TREE_NO_WARNING for
8107 non-addressable possibly uninitialized vars which are copied into
8108 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
8110 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
8112 * config/pa/predicates.md (integer_store_memory_operand): Accept
8113 REG+D operands with a large offset when reload_in_progress is true.
8114 (floating_point_store_memory_operand): Likewise.
8116 2016-04-05 Jakub Jelinek <jakub@redhat.com>
8119 * match.pd (nested int casts): Limit to GIMPLE.
8121 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
8124 * ipa-devirt.c (maybe_record_node): Fix comment; use
8125 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
8127 2016-04-05 Jakub Jelinek <jakub@redhat.com>
8129 PR rtl-optimization/70542
8130 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
8131 if there are any uses other than insn or debug insns.
8133 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
8134 Jakub Jelinek <jakub@redhat.com>
8136 PR tree-optimization/70509
8137 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
8138 Shift HOST_WIDE_INT_1U instead of 1.
8140 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
8142 PR tree-optimization/70509
8143 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
8144 of the vector base type for index.
8146 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
8149 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
8151 2016-04-05 Richard Biener <rguenther@suse.de>
8153 PR tree-optimization/70526
8154 * tree-sra.c (build_ref_for_offset): Use prev_base to
8155 extract the alias pointer type.
8157 2016-04-05 Richard Biener <rguenther@suse.de>
8159 * dse.c (struct store_info): Remove alias_set member.
8160 (struct read_info_type): Likewise.
8161 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
8162 spill_deleted, clear_alias_set_lookup): Remove.
8163 (get_group_info): Remove dead base == NULL_RTX case.
8164 (dse_step0): Remove initialization of removed variables.
8165 (delete_dead_store_insn): Reomve alias set dumping.
8166 (free_read_records): Remove alias_set handling.
8167 (canon_address): Remove alias_set_out parameter.
8168 (record_store): Remove spill_alias_set, it's always zero.
8169 (check_mem_read_rtx): Likewise.
8170 (dse_step2): Rename from ...
8171 (dse_step2_nospill): ... this. Adjust.
8172 (scan_stores): Rename from ...
8173 (scan_stores_nospill): ... this.
8174 (scan_reads): Rename from ...
8175 (scan_reads_nospill): ... this.
8176 (scan_stores_spill, scan_reads_spill): Remove.
8177 (dse_step3_scan): Remove for_spills argument which is always false.
8178 (dse_step3): Likewise.
8179 (dse_step5): Rename from ...
8180 (dse_step5_nospill): ... this. Remove alias_set handling.
8181 (rest_of_handle_dse): Adjust.
8183 2016-04-05 Jakub Jelinek <jakub@redhat.com>
8186 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
8187 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
8188 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
8189 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
8191 2016-04-05 Richard Biener <rguenther@suse.de>
8194 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
8195 non-register type temporaries into SSA.
8197 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
8200 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
8201 calls when sanitizing.
8202 (possible_polymorphic_call_target_p): Fix formatting.
8204 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8205 Jakub Jelinek <jakub@redhat.com>
8208 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
8209 to ensure a call statement is compatible with a built-in's
8211 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
8214 2016-04-04 Richard Biener <rguenther@suse.de>
8216 PR rtl-optimization/70484
8217 * rtl.h (canon_output_dependence): Declare.
8218 * alias.c (canon_output_dependence): New function.
8219 * dse.c (record_store): Use canon_output_dependence rather
8220 than canon_true_dependence.
8222 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
8225 * cgraph.h (symtab_node::copy_visibility_from): New function.
8226 * symtab.c (symtab_node::copy_visibility_from): New function.
8227 * ipa-visibility.c (optimize_weakref): New function.
8228 (function_and_variable_visibility): Use it.
8230 2016-04-04 Martin Liska <mliska@suse.cz>
8233 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
8234 value that is really in range handled by SBR instruction.
8235 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
8236 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
8237 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
8239 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
8243 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
8244 set, but not for SP_REG operands.
8246 2016-04-02 Martin Sebor <msebor@redhat.com>
8249 * fold-const.c (maybe_nonzero_address): New function.
8250 (fold_comparison): Call it. Fold equality and relational
8251 expressions involving null pointers.
8252 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
8254 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
8256 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
8257 the "Y" constraint (scalar FP 0.0 immediate).
8259 * config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
8260 Add the "const_double" to the list of operand constraints.
8262 2016-04-01 Jakub Jelinek <jakub@redhat.com>
8264 PR rtl-optimization/70467
8265 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
8266 If low word of the last operand is 0, just emit addition/subtraction
8269 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8272 * config/s390/s390.c (s390_expand_insv): Check for everything
8273 constant instead of just VOIDmode stuff.
8275 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8278 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
8280 2016-04-01 Nathan Sidwell <nathan@acm.org>
8282 * tree.def (TRY_CATCH_EXPR): Correct documentation.
8284 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
8286 PR rtl-optimization/70461
8287 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
8290 2016-03-31 Martin Liska <mliska@suse.cz>
8293 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
8294 a tree value or an immediate integer value to a buffer
8295 that is eventually copied to a BRIG section.
8296 (emit_immediate_operand): Call the function here.
8297 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
8298 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
8299 of class' fields that are removed.
8300 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
8301 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
8302 m_brig_repr_size fields.
8304 2016-03-31 Martin Liska <mliska@suse.cz>
8307 * hsa-gen.c (hsa_function_representation::update_dominance): New
8309 (convert_addr_to_flat_segment): Likewise.
8310 (gen_hsa_memory_set): New alignment argument.
8311 (gen_hsa_ctor_assignment): Likewise.
8312 (gen_hsa_insns_for_single_assignment): Provide alignment
8313 to gen_hsa_ctor_assignment.
8314 (gen_hsa_insns_for_direct_call): Add new argument.
8315 (expand_lhs_of_string_op): New function.
8316 (expand_string_operation_builtin): Likewise.
8317 (expand_memory_copy): New function.
8318 (expand_memory_set): New function.
8319 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
8320 (convert_switch_statements): Change signature.
8321 (generate_hsa): Use a return value of the function.
8322 (pass_gen_hsail::execute): Do not call
8323 convert_switch_statements here.
8324 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
8325 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
8326 (hsa_function_representation::update_dominance): New function.
8328 2016-03-31 Martin Liska <mliska@suse.cz>
8331 * hsa-brig.c (emit_directive_variable): Emit alignment
8332 according to hsa_symbol::m_align.
8333 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
8334 (dump_hsa_symbol): Dump alignment of HSA symbols.
8335 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
8336 (gen_hsa_addr_with_align): New function.
8337 (hsa_bitmemref_alignment): Use newly added function.
8338 (gen_hsa_insns_for_load): Likewise.
8339 (gen_hsa_insns_for_store): Likewise.
8340 (gen_hsa_memory_copy): New argument added.
8341 (gen_hsa_insns_for_single_assignment): Respect
8342 alignment for assignments processed via gen_hsa_memory_copy.
8343 (gen_hsa_insns_for_direct_call): Likewise.
8344 (gen_hsa_insns_for_return): Likewise.
8345 (gen_function_def_parameters): Set default alignment.
8346 * hsa.c (hsa_object_alignment): New function.
8347 (hsa_byte_alignment): Pasted function.
8348 * hsa.h (hsa_symbol::m_align): New field.
8350 2016-03-31 Bin Cheng <bin.cheng@arm.com>
8352 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
8353 scratch field for goto case.
8355 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
8357 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
8359 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
8362 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
8363 (scalar_chain::convert_insn): Call convert_op for reg
8364 moves to handle undefined registers.
8366 2016-03-31 Nathan Sidwell <nathan@acm.org>
8369 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
8370 Assert we don't want to move backwards.
8372 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
8375 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
8377 2016-03-31 Jakub Jelinek <jakub@redhat.com>
8379 PR rtl-optimization/70460
8380 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
8381 with operand from REG_LABEL_OPERAND, instead substitute
8382 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
8383 Don't do anything for REG_NON_LOCAL_GOTO jumps.
8385 2016-03-31 Martin Liska <mliska@suse.cz>
8387 * passes.c (execute_one_pass): Do not call
8388 todo_after for a discarded function.
8390 2016-03-31 Bin Cheng <bin.cheng@arm.com>
8392 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
8393 (no_cost, infinite_cost): Initialize the new field.
8394 (get_computation_cost_at): Record setup cost.
8395 (determine_use_iv_cost_address): Skip cost computation for sub
8396 uses if we can estimate it without losing accuracy.
8398 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
8400 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
8402 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
8403 max_loop_iterations_int.
8404 (tree_unswitch_outer_loop): Likewise.
8405 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
8406 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
8408 2016-03-30 Richard Biener <rguenther@suse.de>
8411 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
8413 2016-03-30 Jakub Jelinek <jakub@redhat.com>
8416 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
8417 in gen_blendm expander.
8419 2016-03-30 Nick Clifton <nickc@redhat.com>
8422 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
8423 case where we are already provided with an SImode SUBREG.
8425 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
8428 * config/i386/i386.c (ix86_expand_epilogue): Properly check
8429 conflict between DRAP register and __builtin_eh_return.
8431 2016-03-30 Michael Matz <matz@suse.de>
8432 Richard Biener <rguenther@suse.de>
8435 * ipa-polymorphic-call.c (struct type_change_info): Change
8436 speculative to an unsigned allowing to limit the work we do.
8437 (csftc_abort_walking_p): New inline function..
8438 (check_stmt_for_type_change): Limit the number of may-defs
8439 skipped for speculative devirtualization to
8440 max-speculative-devirt-maydefs.
8441 * params.def (max-speculative-devirt-maydefs): New param.
8442 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
8444 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
8447 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
8450 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
8452 PR tree-optimization/59124
8453 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
8454 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
8456 2016-03-29 Jeff Law <law@redhat.com>
8458 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
8460 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
8462 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
8465 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
8467 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
8468 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
8469 gcrt0.o if linking dynamically.
8471 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
8474 * ipa-devirt.c (methods_equal_p): New function.
8475 (compare_virtual_tables): Use it.
8476 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
8477 * cgraphclones.c (clone_function_name_1): Use
8478 symbol_table::symbol_suffix_separator.
8479 * coverage.c (build_var): Likewise.
8480 * symtab.c (symbol_table::symbol_suffix_separator): New.
8482 2016-03-29 Jakub Jelinek <jakub@redhat.com>
8484 PR rtl-optimization/70429
8485 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
8486 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
8487 mode != result_mode.
8490 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
8492 PR tree-optimization/70405
8493 * ssa-iterators.h (num_imm_uses): Add missing braces.
8495 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
8497 PR rtl-optimization/68695
8498 * ira-color.c (allocno_copy_cost_saving): New.
8499 (improve_allocation): Use it.
8501 2016-03-29 Richard Henderson <rth@redhat.com>
8504 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
8506 2016-03-29 Richard Biener <rguenther@suse.de>
8509 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
8510 use alignment returned by get_pointer_alignment_1 if it is
8511 bigger than BITS_PER_UNIT.
8512 * builtins.c (get_pointer_alignment_1): Do not return true
8513 for alignment extracted from SSA info.
8515 2016-03-28 James Bowman <james.bowman@ftdichip.com>
8517 * config/ft32/ft32.opt (mnodiv): New.
8518 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
8519 * doc/invoke.texi (FT32 Options -mnodiv): New.
8521 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
8524 * config/i386/i386.md (define_split, andn): Fix modes.
8526 2016-03-26 Richard Biener <rguenther@suse.de>
8527 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
8530 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
8532 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
8533 as 2nd argument to cl_optimization_restore().
8535 2016-03-25 Richard Henderson <rth@redhat.com>
8538 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
8539 * config/aarch64/aarch64-protos.h: Declare it.
8540 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
8542 2016-03-25 Alan Modra <amodra@gmail.com>
8545 * config/rs6000/constraints.md (j): Simplify.
8546 * config/rs6000/predicates.md (easy_fp_constant): Exclude
8548 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
8549 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
8550 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
8551 in all constraint alternatives.
8552 (movtd_64bit_nodm): Delete "j" constraint alternative.
8554 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
8556 * tree-ssa-propagate.c: Enhance docs for
8557 SSA_PROP_NOT_INTERESTING.
8559 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
8561 * doc/extend.texi: Fix typo in documentation to pure attribute.
8563 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
8566 * config/pa/pa.md (bswapdi2): Use a scratch register.
8568 2016-03-24 Richard Henderson <rth@redhat.com>
8571 * fold-const.c (extract_muldiv_1): Correct test for multiplication
8574 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
8576 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
8577 using ix86_expand_binary_operator instead of gen_andsi3.
8579 2016-03-24 Richard Biener <rguenther@suse.de>
8581 PR tree-optimization/70396
8582 * tree-vect-stmts.c (vectorizable_comparison): Use
8583 get_vectype_for_scalar_type.
8585 2016-03-24 Richard Biener <rguenther@suse.de>
8588 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
8589 with register bases.
8591 2016-03-24 Richard Biener <rguenther@suse.de>
8593 PR tree-optimization/70372
8594 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
8595 build_all_ones_cst to also handle vector types correctly.
8597 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
8600 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
8603 2016-03-23 Marek Polacek <polacek@redhat.com>
8606 * doc/invoke.texi: Document -Wignored-attributes.
8608 2016-03-23 Bin Cheng <bin.cheng@arm.com>
8610 PR tree-optimization/69042
8611 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
8612 parameter from 30 to 40.
8614 2016-03-23 Bin Cheng <bin.cheng@arm.com>
8616 PR tree-optimization/69042
8617 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
8618 for use with constant offset stripped in base.
8620 2016-03-23 Richard Biener <rguenther@suse.de>
8623 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
8624 mode compatibility check.
8625 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
8627 2016-03-23 Jeff Law <law@redhat.com>
8629 PR tree-optimization/64058
8630 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
8632 (struct ssa_conflicts): Move up earlier in the file.
8633 (conflicts_, var_map_): New static variables.
8634 (initialize_conflict_count): New function to initialize the
8635 CONFLICT_COUNT field for each conflict pair.
8636 (compare_pairs): Lazily initialize the conflict count and use it
8637 as the first tie-breaker.
8638 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
8639 and wipe conflicts_ and map_ around the call to qsort. Remove
8640 special case for 2 coalesce pairs.
8641 * bitmap.c (bitmap_count_unique_bits): New function.
8642 (bitmap_count_bits_in_word): New function, extracted from
8644 (bitmap_count_bits): Use bitmap_count_bits_in_word.
8645 * bitmap.h (bitmap_count_unique_bits): Declare it.
8647 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
8650 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
8651 transparent alias chain for decl assembler name.
8652 * config/sol2.c (solaris_assemble_visibility): Likewise.
8654 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8656 * config/arm/arm1020e.md (1020call_op): Reduce reservation
8658 (v10_fdivs): Likewise.
8659 (v10_fdivd): Likewise.
8661 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8664 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
8665 to not call fclose twice on file.
8667 2016-03-23 Jakub Jelinek <jakub@redhat.com>
8669 PR tree-optimization/70354
8670 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
8671 oprnd0 is wider than oprnd1 and there is a cast from the wider
8672 type to oprnd1, mask it with the mask of the narrower type.
8675 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
8676 Optimize TARGET_STV splitters, if high or low word of last argument
8679 2016-03-22 Jeff Law <law@redhat.com>
8682 tree-ssa-threadbackward.c
8683 (fsm_find_control_statement_thread_paths): Correctly distinguish
8684 between old style jump threads vs FSM jump threads.
8686 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
8689 * config/i386/i386.c (scalar_chain::convert_op): Support
8690 uninitialized register usage case.
8692 2016-03-22 Richard Biener <rguenther@suse.de>
8695 * genmatch.c (gen_transform): Adjust last parameter to a three-state
8697 (capture::gen_transform): ... to change behavior when substituting
8698 a condition into cond or not-cond expr context.
8699 (dt_simplify::gen_1): Adjust.
8700 * gimple-match-head.c: Include gimplify.h for unshare_expr.
8701 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
8702 last change and instead change to
8703 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
8704 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
8706 2016-03-22 Anthony Green <green@moxielogic.com>
8708 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
8709 issue for moxiebox targets.
8710 (CC1PLUS_SPEC): Ditto.
8712 2016-03-22 Richard Biener <rguenther@suse.de>
8715 * fold-const.c (extract_muldiv_1): Properly perform multiplication
8718 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
8720 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
8722 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
8725 * config/i386/i386.c (def_builtin): Handle
8726 OPTION_MASK_ISA_AVX512VL to be and-ed with other
8728 (const struct builtin_description bdesc_special_args[]):
8729 Remove duplicate ISA bits.
8731 2016-03-22 Jakub Jelinek <jakub@redhat.com>
8734 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
8735 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
8736 in a way that works also for AVX512BW.
8739 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
8740 instead of source if operands[1] is xmm16 and above and
8741 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
8742 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
8745 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
8746 on assign if (*from_p) is a comparison, set it to
8747 TREE_NO_WARNING (*from_p).
8749 2016-03-21 Jakub Jelinek <jakub@redhat.com>
8752 * lra.c (restore_scratches): Ignore deleted insns.
8754 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
8755 Jakub Jelinek <jakub@redhat.com>
8757 PR tree-optimization/70317
8758 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
8761 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
8764 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
8765 of ix86_expand_move.
8767 (movti): Use general_operand for operand 1 predicate.
8769 2016-03-21 Martin Liska <mliska@suse.cz>
8771 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
8773 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
8775 2016-03-21 Martin Liska <mliska@suse.cz>
8778 * ipa-icf.c (sem_function::parse): Skip static
8779 constructors and destructors.
8781 2016-03-21 Jakub Jelinek <jakub@redhat.com>
8784 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
8785 function-like macro, peek following token(s) if it is followed
8786 by CPP_OPEN_PAREN token with optional padding in between, and
8787 if not, don't treat it like a macro.
8789 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
8790 Alexander Monakov <amonakov@ispras.ru>
8792 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
8793 for the stabs debug format.
8795 2016-03-21 Richard Biener <rguenther@suse.de>
8797 PR tree-optimization/70310
8798 * tree-vect-generic.c (expand_vector_condition): Fold the built
8801 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
8804 * config/i386/sse.md: (define_insn "*vec_dup<mode>"/AVX2):
8805 Block third alternative for AVX-512VL target,
8807 2016-03-21 Martin Liska <mliska@suse.cz>
8810 * hsa-brig.c (emit_function_directives): Mark unemitted
8811 global variables for emission.
8812 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
8813 (get_symbol_for_decl): Likewise.
8814 * hsa.h (struct hsa_symbol): New flag.
8816 2016-03-21 Richard Biener <rguenther@suse.de>
8818 PR tree-optimization/70288
8819 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
8820 we do not estimate unsimplified all-constant conditionals or
8821 switches as optimized away.
8823 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
8825 PR rtl-optimization/69102
8826 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
8827 when we have a readonly dependency context.
8829 2016-03-18 Jeff Law <law@redhat.com>
8831 PR rtl-optimization/70263
8832 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
8833 (update_equiv_regs): When trying to move a store to after the insn
8834 that sets the source of the store, make sure the store occurs after
8835 the insn that sets the source of the store. When successful note
8836 the REG_EQUIV note created in the dump file.
8838 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
8839 Bernd Schmidt <bschmidt@redhat.com>
8841 * doc/extend.texi: Document more potential problems with basic asms.
8843 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
8845 PR rtl-optimization/70278
8846 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
8849 2016-03-18 Jason Merrill <jason@redhat.com>
8851 * calls.c (load_register_parameters): Fix zero size sibcall logic.
8853 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
8855 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
8856 values to 128b regs.
8858 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
8860 PR tree-optimization/70252
8861 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
8862 boolean vector has a proper number of elements.
8863 (supportable_narrowing_operation): Likewise.
8865 2016-03-18 Tom de Vries <tom@codesourcery.com>
8868 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
8870 2016-03-18 Jakub Jelinek <jakub@redhat.com>
8872 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
8873 instead of replace_rtx for DEBUG_INSNs.
8875 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
8877 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
8878 load type reservations.
8880 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
8883 * config/pa/constraints.md: Revert 2015-02-13 change. Use
8884 define_constraint for "Q" and "T" constraints.
8886 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
8888 Tweak the pipeline model for Exynos M1
8890 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
8893 2016-03-17 David Malcolm <dmalcolm@redhat.com>
8896 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
8897 where one or both locations aren't within a line_map.
8899 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
8902 * opts.c (finish_options): Don't set flag_pie to the default if
8903 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
8906 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
8908 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
8909 true as ALL_REGS argument to replace_rtx.
8911 2016-03-17 Richard Biener <rguenther@suse.de>
8914 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
8917 2016-03-17 Jakub Jelinek <jakub@redhat.com>
8920 * rtl.h (replace_rtx): Add ALL_REGS argument.
8921 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
8922 equality and assert mode is the same, instead of just rtx pointer
8924 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
8925 true as ALL_REGS argument to replace_rtx.
8927 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
8929 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
8930 for boolean vector with vector mode only.
8931 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
8933 2016-03-17 Nick Clifton <nickc@redhat.com>
8936 * config/rx/rx.c (rx_print_integer): Print negative constants in
8939 2016-03-17 Jakub Jelinek <jakub@redhat.com>
8942 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
8944 2016-03-16 Richard Henderson <rth@redhat.com>
8945 Richard Biener <rguenth@suse.de>
8950 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
8951 first operand as is_gimple_condexpr.
8956 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
8957 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
8958 Do not gimplify the result.
8959 (do_unop): Adjust call to tree_vec_extract.
8960 (do_binop): Likewise.
8961 (do_compare): Likewise.
8962 (do_plus_minus): Likewise.
8963 (do_negate): Likewise.
8964 (expand_vector_condition): Likewise.
8965 (do_cond): Likewise.
8967 2016-03-16 Richard Henderson <rth@redhat.com>
8970 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
8971 (aarch64_classify_address): Use it.
8972 (aarch64_legitimize_address): Force all subexpressions of PLUS
8973 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
8975 2016-03-16 Jakub Jelinek <jakub@redhat.com>
8976 Richard Biener <rguenth@suse.de>
8979 * rtlanal.c (replace_rtx): For REG, if from is a REG,
8980 return to even if only REGNO is equal, and assert
8983 2016-03-11 Jeff Law <law@redhat.com>
8985 PR rtl-optimization/70224
8986 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
8988 2016-03-16 Richard Henderson <rth@redhat.com>
8991 * function.h (struct function): Add has_forced_label_in_static.
8992 * gimplify.c (force_labels_r): Set it.
8993 * lto-streamer-in.c (input_struct_function_base): Read it.
8994 * lto-streamer-out.c (output_struct_function_base): Write it.
8995 * tree-inline.c (has_label_address_in_static_1): Remove.
8996 (copy_forbidden): Remove fndecl parameter; test
8997 has_forced_label_in_static.
8998 (inline_forbidden_p): Update call to copy_forbidden.
8999 (tree_versionable_function_p): Likewise.
9000 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
9001 (chkp_versioning): Likewise.
9002 * tree-inline.h (copy_forbidden): Update decl.
9004 2016-03-16 Marek Polacek <polacek@redhat.com>
9007 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
9008 function being thunked if the result type doesn't have fixed size.
9009 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
9010 doesn't have fixed size.
9012 2016-03-16 Bin Cheng <bin.cheng@arm.com>
9014 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
9015 reporting malformed loop nest.
9017 2016-03-16 Tom de Vries <tom@codesourcery.com>
9020 * ipa-devirt.c (possible_polymorphic_call_targets): Move
9021 nodes.length () == 1 test to before first nodes[0] access.
9023 2016-03-16 Tom de Vries <tom@codesourcery.com>
9025 PR tree-optimization/68715
9026 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
9029 2016-03-16 Tom de Vries <tom@codesourcery.com>
9031 PR tree-optimization/68809
9032 * graphite-scop-detection.c (same_close_phi_node): Test if result types
9035 2016-03-16 Carlos O'Donell <carlos@redhat.com>
9036 Sandra Loosemore <sandra@codesourcery.com>
9038 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
9039 on leaf attribute. Mention ELF interposition problems.
9041 2016-03-16 Alan Modra <amodra@gmail.com>
9043 PR rtl-optimization/69195
9044 PR rtl-optimization/47992
9045 * ira.c (indirect_jump_optimize): Ignore artificial defs.
9048 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
9051 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
9053 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
9055 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
9057 2016-03-15 Jakub Jelinek <jakub@redhat.com>
9059 PR rtl-optimization/70222
9060 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
9061 optimization if mode is different from result_mode, queue up masking
9062 of the result in outer_op. Formatting fix.
9065 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
9068 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
9070 PR rtl-optimization/69032
9071 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
9072 looping backwards over basic block insns.
9074 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
9077 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
9078 to non-speculative when propagating trap bits.
9080 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
9082 PR rtl-optimization/63384
9083 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
9086 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
9089 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
9090 factored out from ...
9091 (sched_analyze_insn): ... here.
9092 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
9093 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
9094 get_implicit_reg_pending_clobbers in it.
9095 (setup_id_reg_sets): Use setup_id_implicit_regs.
9096 (deps_init_id): Ditto.
9098 2016-03-15 Tom de Vries <tom@codesourcery.com>
9101 * cgraph.c (cgraph_node::get_body): Save, reset and restore
9103 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
9104 execute_function_dump.
9105 (execute_one_pass): Don't dump function if it will be dumped after ipa
9108 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
9110 * genrecog.c (match_pattern_2): If pred is NULL don't call
9111 safe_predicate_mode on it.
9113 2016-03-14 Jakub Jelinek <jakub@redhat.com>
9116 * lra-constraints.c (delete_move_and_clobber): Change assertion
9117 to also allow dregno == 0.
9119 2016-03-14 Richard Henderson <rth@redhat.com>
9122 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
9123 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
9124 (reassociate_bb): Use optimize_vec_cond_expr; avoid
9125 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
9128 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
9131 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
9133 (lra_create_live_ranges_1): initialize hard register biggest_mode to
9135 * lra-constraints.c (split_reg): For hard regs, try to find the
9136 biggest single-register mode used in the function.
9138 2016-03-14 Richard Biener <rguenther@suse.de>
9140 PR tree-optimization/56365
9141 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
9142 constants to compare against.
9144 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
9147 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
9148 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
9149 (define_split for the GPR case): Use int_reg_operand instead of
9150 gpc_reg_operand for the output.
9152 2016-03-14 Tom de Vries <tom@codesourcery.com>
9154 PR tree-optimization/70045
9155 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
9156 create_empty_if_region_on_edge argument.
9158 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
9160 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
9161 (STACK_CHECK_PROTECT): Likewise.
9162 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
9163 (STACK_CHECK_PROTECT): Likewise.
9164 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
9165 (STACK_CHECK_PROTECT): Likewise.
9166 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
9167 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
9168 (STACK_CHECK_PROTECT): Likewise.
9170 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
9172 PR rtl-optimization/69307
9173 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
9174 registers in modes that span more than one register.
9176 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
9179 * lra-constraints.c (delete_move_and_clobber): New.
9180 (remove_inheritance_pseudos): Use it.
9182 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
9185 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
9186 the libcall is LCT_THROW.
9187 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
9188 for the checking routine.
9190 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
9193 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
9194 optimization if we have direct move.
9195 (roundu32<mode>2_fprs): Likewise.
9197 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
9200 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
9202 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
9203 Arguments swapped. All callers changed. Take reg_renumber into
9204 account, and Calculate and compare register ranges for hard regs.
9206 2016-03-11 Jeff Law <law@redhat.com>
9208 PR tree-optimization/70190
9209 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
9210 Handle cases where we can not extract the taken edge, even though we
9211 found a constant value.
9213 PR tree-optimization/64058
9214 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
9215 (num_coalesce_pairs): Move up earlier in file.
9216 (find_coalesce_pair): Initialize the INDEX field for each pair
9218 (compare_pairs): No longer sort on the elements in each pair.
9219 Instead break ties with the index of the coalesce pair.
9221 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9224 * config/aarch64/aarch64-protos.h
9225 (aarch64_save_restore_target_globals): New prototype.
9226 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
9227 Call the above when popping pragma.
9228 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
9230 (aarch64_set_current_function): Rewrite using the above.
9232 2016-03-11 Jakub Jelinek <jakub@redhat.com>
9234 PR tree-optimization/70177
9235 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
9236 (extract_ops_from_tree): ... this. In the 2 argument
9237 overload remove _1 suffix.
9238 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
9239 (extract_ops_from_tree): ... this.
9240 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
9242 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
9243 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
9244 extract_ops_from_tree instead of 2 operand one.
9246 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
9248 PR tree-optimization/70013
9249 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
9250 for constant-pool entries.
9252 2016-03-11 Jakub Jelinek <jakub@redhat.com>
9254 PR rtl-optimization/70174
9255 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
9256 followed by gen_lowpart on force_reg instead of just gen_lowpart.
9258 PR tree-optimization/70169
9259 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
9260 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
9263 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
9264 Jakub Jelinek <jakub@redhat.com>
9267 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
9268 of uninitialized values.
9270 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9272 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
9274 ("*trunctddd2"): New pattern definition.
9275 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
9278 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9280 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
9281 definitions for BFP and DFP rounding modes.
9282 ("fixuns_truncdddi2", "fixuns_trunctddi2")
9283 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
9284 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
9285 ("fix_trunctf<mode>2"): Use the new constants instead of magic
9288 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9290 * config/s390/constraints.md: Adjust comment.
9291 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
9292 s390_decompose_addrstyle_without_index.
9293 * config/s390/predicates.md (shift_count_or_setmem_operand):
9294 Rename to setmem_operand.
9295 * config/s390/s390-protos.h
9296 (s390_decompose_shift_count): Rename to
9297 s390_decompose_addrstyle_without_index.
9298 * config/s390/s390.c (s390_decompose_shift_count)
9299 (s390_mem_constraint, print_shift_count_operand)
9300 (print_operand_address, print_operand): Rename
9301 s390_decompose_shift_count to
9302 s390_decompose_addrstyle_without_index and rename
9303 print_shift_count_operand to print_addrstyle_operand troughout the
9305 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
9306 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
9307 Rename shift_count_or_setmem_operand to setmem_operand.
9308 * config/s390/vx-builtins.md ("vec_insert<mode>")
9309 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
9312 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9315 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
9316 Handle overlapping retval and newval.
9318 2016-03-10 Nick Clifton <nickc@redhat.com>
9321 * config/aarch64/aarch64.c
9322 (aarch64_override_options_after_change_1): When forcing
9323 flag_omit_frame_pointer to be true, use a special value that can
9324 be detected if this function is called again, thus preventing
9325 flag_omit_leaf_frame_pointer from being forced to be false.
9327 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9329 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
9330 Set x_flag_omit_leaf_frame_pointer when handling
9331 -momit-leaf-frame-pointer.
9333 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
9336 * cgraph.c (cgraph_node::dump): Dump split_part and
9337 indirect_call_target.
9338 * cgraph.h (cgraph_node): Add indirect_call_target flag.
9339 * ipa.c (has_addr_references_p): Cleanup.
9340 (is_indirect_call_target_p): New.
9341 (walk_polymorphic_call_targets): Do not mark virtuals that may be
9342 called indirectly as local.
9343 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
9345 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
9348 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
9349 on cxa_pure_virtual.
9351 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
9354 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
9356 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
9359 * tree.c (need_assembler_name_p): Only record main variant type names.
9361 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
9364 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
9365 Always define to 0 or 1.
9366 (TARGET_FIX_ERR_A53_843419): New macro.
9367 * config/aarch64/aarch64-elf-raw.h
9368 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
9369 * config/aarch64/aarch64-linux.h: Likewise.
9370 * config/aarch64/aarch64.c
9371 (aarch64_override_options_after_change_1): Do not default
9372 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
9374 (aarch64_attributes): Handle fix-cortex-a53-843419.
9375 (aarch64_can_inline_p): Likewise.
9376 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
9378 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
9379 Jakub Jelinek <jakub@redhat.com>
9381 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
9382 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
9383 DECL_COMMONS if flag_unconstrained_commons is set.
9384 * tree-dfa.c (get_ref_base_and_extent): Likewise.
9385 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
9386 (funconstrained-commons): Document.
9388 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
9390 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
9391 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
9393 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
9395 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
9396 has a proper number of elements.
9398 2016-03-10 Alan Modra <amodra@gmail.com>
9400 PR rtl-optimization/69195
9401 PR rtl-optimization/47992
9402 * ira.c (recorded_label_ref): Delete.
9403 (update_equiv_regs): Return void.
9404 (indirect_jump_optimize): New function.
9405 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
9406 before regstat_compute_ri. Don't rebuild_jump_labels here.
9407 Delete update_regstat.
9409 2016-03-10 Richard Biener <rguenther@suse.de>
9411 PR tree-optimization/70128
9412 * tree-ssa-structalias.c (set_uids_in_ptset): Set
9413 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
9415 2016-03-09 Jakub Jelinek <jakub@redhat.com>
9417 PR tree-optimization/70152
9418 * tree-sra.c (replace_removed_params_ssa_names): Copy over
9419 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
9422 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
9423 instead of gen_sse2_loadlpd.
9424 * config/i386/sse.md (*vec_concatv2df): Rename to...
9425 (vec_concatv2df): ... this.
9427 PR tree-optimization/70127
9428 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
9430 2016-03-09 David Malcolm <dmalcolm@redhat.com>
9434 * diagnostic-show-locus.c (compatible_locations_p): New function.
9435 (layout::layout): Sanitize ranges using compatible_locations_p.
9437 2016-03-09 David Malcolm <dmalcolm@redhat.com>
9441 * diagnostic-show-locus.c (layout_range::layout_range): Replace
9442 location_range param with three const expanded_locations * and a
9444 (layout::layout): Replace call to
9445 rich_location::lazily_expand_location with get_expanded_location.
9446 Extract the range and perform location expansion here, passing
9447 the results to the layout_range ctor.
9448 * diagnostic.c (source_range::debug): Delete.
9449 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
9450 of rich_location::get_expanded_location.
9451 * gcc-rich-location.c (get_range_for_expr): Delete.
9452 (gcc_rich_location::add_expr): Reimplement to avoid the
9453 rich_location::add_range overload that took a location_range,
9454 passing a location_t instead.
9456 2016-03-09 Richard Biener <rguenther@suse.de>
9457 Jakub Jelinek <jakub@redhat.com>
9459 PR tree-optimization/70138
9460 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
9461 Also skip vect_double_reduction_def.
9463 2016-03-09 Jakub Jelinek <jakub@redhat.com>
9466 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
9467 if the operand is "m".
9469 2016-03-09 Nathan Sidwell <nathan@acm.org>
9471 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
9473 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
9475 * config/i386/i386.c (processor_target_table): Fix cost table
9476 intialization order for znver1.
9478 2016-03-08 Jakub Jelinek <jakub@redhat.com>
9480 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
9481 - becuase -> because.
9482 * ipa-reference.c (ignore_module_statics): Likewise.
9483 * cgraph.c (cgraph_node::get_body): Likewise.
9484 * ipa-inline.c (early_inliner): Likewise.
9485 * ipa-devirt.c (types_same_for_odr): Likewise.
9486 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
9487 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
9489 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9491 * tree-ssa-math-opts.c: Fix typo in comment.
9493 2016-03-08 Jakub Jelinek <jakub@redhat.com>
9496 * config/i386/i386.c (scalar_chain::make_vector_copies,
9497 scalar_chain::convert_reg): Call end_sequence in between
9498 get_insns and emit_conversion_insns rather than after both
9501 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
9504 * config/i386/i386.h (machine_function): Add
9505 pc_thunk_call_expanded flag.
9506 (ix86_pc_thunk_call_expanded): New define.
9507 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
9508 (*set_got): Rename insn pattern from set_got.
9509 (*set_got_labelled): Rename inst pattern from set_got_labelled.
9510 * config/i386/i386.c (ix86_compute_frame_layout): Use
9511 ix86_pc_thunk_call_expanded to prevent red-zone.
9513 2016-03-07 Martin Jambor <mjambor@suse.cz>
9515 * hsa.h (hsa_get_ctor_statements): Declare.
9516 (hsa_get_dtor_statements): Likewise.
9517 (hsa_get_kernel_dispatch_type): Likewise.
9518 * hsa.c (hsa_get_ctor_statements): New function.
9519 (hsa_get_dtor_statements): Likewise.
9520 (hsa_get_kernel_dispatch_type): Likewise.
9521 * hsa-brig.c (hsa_cdtor_statements): Removed.
9522 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
9523 hsa_get_dtor_statements.
9524 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
9525 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
9527 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
9529 * config/arm/arm-cores.def (cortex-r8): New.
9530 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
9531 * config/arm/arm-tune.md: Likewise.
9532 * doc/invoke.texi: Add cortex-r8 to list of cpu values.
9534 2016-03-07 Martin Sebor <msebor@redhat.com>
9536 PR rtl-optimization/19705
9537 * doc/invoke.texi (Options That Control Optimization): Clarify
9538 -fno-branch-count-reg.
9540 2016-02-26 Richard Biener <rguenther@suse.de>
9541 Jeff Law <law@redhat.com>
9543 PR tree-optimization/69740
9544 * cfghooks.c (remove_edge): Request loop fixups if we delete
9545 an edge that might turn an irreducible loop into a natural
9547 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
9548 Move after definition of loops_state_clear.
9550 2016-03-07 Bin Cheng <bin.cheng@arm.com>
9552 PR rtl-optimization/69052
9553 * rtlanal.c (commutative_operand_precedence): Set higher precedence
9556 2016-03-07 Tom de Vries <tom@codesourcery.com>
9558 PR tree-optimization/70116
9559 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
9560 is_tm_ending stmts and ubsan/asan internal functions.
9561 (find_duplicate): Use it. Don't test is_tm_ending here.
9563 2016-03-07 Richard Biener <rguenther@suse.de>
9565 PR tree-optimization/70115
9566 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
9567 (propagate_constants_for_unrolling): Use replace_uses_by.
9569 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
9572 * omp-low.c (struct oacc_loop): Add ifns.
9573 (new_oacc_loop_raw): Initialize it.
9574 (finish_oacc_loop): Clear mask & flags if no ifns.
9575 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
9576 (oacc_loop_xform_loop): Add ifns arg & adjust.
9577 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
9579 2016-03-07 Richard Henderson <rth@redhat.com>
9582 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
9583 (insert_value_copy_on_edge): Likewise.
9585 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9587 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
9589 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9592 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
9594 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
9596 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
9598 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
9600 Fix sseimul type attribute.
9601 * config/i386/znver1.md
9602 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
9603 znver1_sseimul_avx256_load) : Fix the type attribute.
9604 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
9605 pipe usage and latency.
9607 2016-03-05 Jakub Jelinek <jakub@redhat.com>
9610 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
9611 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
9614 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
9617 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
9619 PR rtl-optimization/69941
9620 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
9621 the reg share its mode.
9623 2016-03-04 Jeff Law <law@redhat.com>
9625 PR tree-optimization/69196
9626 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
9627 If the both SSA_NAMEs are anonymous, then consider them unassociated
9628 and include the PHI in the statement count.
9630 2016-03-05 Tom de Vries <tom@codesourcery.com>
9632 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
9633 construct in oacc routine. Check for oacc region in oacc routine.
9635 2016-03-04 Jakub Jelinek <jakub@redhat.com>
9638 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
9639 2016-02-22 changes, instead don't recurse if RECUR is already true.
9640 Don't change *dynamic_check if RECUR. Adjust recursive caller
9641 to pass true to the new argument.
9642 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
9645 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
9646 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
9648 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
9650 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
9652 PR rtl-optimization/57676
9653 * lra-assigns.c (lra_assign): Guard test for maximum iterations
9656 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
9658 * tree-vect-patterns.c (search_type_for_mask): Handle
9659 comparison of booleans.
9661 2016-03-04 Jakub Jelinek <jakub@redhat.com>
9663 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
9667 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
9668 all other ops that have dw_val_class_die_ref operands,
9669 and DW_OP_GNU_entry_value.
9671 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9673 PR rtl-optimization/69904
9674 * config/arm/arm.c (arm_cannot_copy_insn_p):
9675 Return true for load-exclusive instructions.
9677 2016-03-03 Jakub Jelinek <jakub@redhat.com>
9680 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
9681 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
9682 the pattern no matter if it is used just by non-pattern, pattern
9684 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
9685 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
9686 oprnd1 def_stmt is in pattern, don't look through it.
9688 2016-03-03 Marek Polacek <polacek@redhat.com>
9691 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
9693 2016-03-03 Martin Liska <mliska@suse.cz>
9695 PR tree-optimization/70043
9696 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
9697 previous statement if we see a debug statement.
9699 2016-03-03 Richard Biener <rguenther@suse.de>
9701 PR tree-optimization/55936
9702 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
9703 parameter and guard unsafe equivalence use.
9704 (vrp_evaluate_conditional_warnv_with_ops): Always use
9705 safe equivalences but not via the quadratic compare_names
9708 2016-03-03 Michael Collison <michael.collison@linaro.org>
9711 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
9712 for operand 1 to s_register_operand. Change predicate for operand
9713 2 to arm_not_immediate_operand.
9715 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
9717 * doc/tm.texi: Regenerated.
9719 2016-03-02 Richard Henderson <rth@redhat.com>
9722 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
9723 simplification when all args are positive non-fixed registers.
9725 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9727 * target.def (lra_p): Specify that new ports should use LRA.
9729 2016-03-02 Jakub Jelinek <jakub@redhat.com>
9732 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
9733 gimplify_type_sizes the type they refer to.
9734 (omp_notice_variable): Handle reference vars to VLAs.
9735 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
9736 reference to VLA decls in the second pass instead of first pass.
9738 2016-03-02 Tom de Vries <tom@codesourcery.com>
9740 PR tree-optimization/68659
9741 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
9742 new_expr == NULL_TREE.
9743 (get_new_name): Handle ADDR_EXPR.
9745 2016-03-02 Bin Cheng <bin.cheng@arm.com>
9747 PR rtl-optimization/69052
9748 * loop-invariant.c (canonicalize_address): New function.
9749 (inv_can_prop_to_addr_use): Check validity of address expression
9750 which is canonicalized by above function.
9752 2016-03-02 Alan Modra <amodra@gmail.com>
9755 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
9758 2016-03-02 Jakub Jelinek <jakub@redhat.com>
9761 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
9762 (*movhi_internal): Put mask moves from and to memory separately
9763 from moves from/to GPRs.
9765 2016-03-02 Richard Biener <rguenther@suse.de>
9767 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
9768 GENERIC expressions in GIMPLE.
9770 2016-03-02 Richard Biener <rguenther@suse.de>
9772 * config/i386/i386.c (type_natural_mode): Fix typo.
9774 2016-03-02 Nick Clifton <nickc@redhat.com>
9776 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
9778 2016-03-02 Richard Biener <rguenther@suse.de>
9779 Uros Bizjak <ubizjak@gmail.com>
9782 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
9784 2016-03-02 Richard Biener <rguenther@suse.de>
9787 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
9789 2016-03-02 Marek Polacek <polacek@redhat.com>
9792 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
9793 "is promoted to" warning.
9795 2016-03-01 DJ Delorie <dj@redhat.com>
9797 * config.gcc: Deprecate mep-*.
9799 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
9802 * lra-constraints.c (regno_val_use_in): New.
9803 (match_reload): Use it instead of regno_use_in.
9805 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
9807 PR rtl-optimization/70007
9808 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
9809 references present in REG_EQUAL notes attached to non-SET patterns.
9811 2016-03-01 Jeff Law <law@redhat.com>
9813 PR tree-optimization/69196
9814 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
9815 Appropriately clamp the number of statements to copy when the
9816 thread path does not traverse a loop backedge.
9818 PR tree-optimization/69196
9819 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
9820 Do count some PHIs in the thread path against the insn count. Decrease
9821 final statement count by one as the control statement in the last
9822 block will get removed. Remove special cased code for handling PHIs
9825 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
9828 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
9829 asm dialect alternatives to explicit GOTPCREL calls.
9831 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
9834 * ira.c (do_reload): Issue warning for generic stack checking here...
9835 * reload1.c (reload): ...instead of here and streamline it.
9837 2016-03-01 Nick Clifton <nickc@redhat.com>
9839 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
9841 2016-03-01 Richard Biener <rguenther@suse.de>
9843 PR tree-optimization/69983
9844 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
9845 types and fall back to operand_equal_p.
9847 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9850 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9852 * config/s390/constraints.md ("jm8"): New constraint.
9853 * config/s390/predicates.md ("const_int_8bitset_operand"): New
9855 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
9857 ("*setmem_long<setmem_and>"): New pattern.
9858 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
9860 ("*setmem_long_31z<setmem_and>"): New pattern.
9861 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
9862 New substitution rules with the required attributes.
9865 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9868 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9870 * gensupport.c (process_substs_on_one_elem): Split loop to
9871 complete mark_operands_used_in_match_dup on all expressions in the
9873 (adjust_operands_numbers): Inline into process_substs_on_one_elem
9874 and remove function.
9876 2016-03-01 Richard Biener <rguenther@suse.de>
9879 * fold-const.c (fold_indirect_ref_1): Fix range checking for
9880 vector BIT_FIELD_REF extract.
9882 2016-03-01 Richard Biener <rguenther@suse.de>
9884 PR tree-optimization/69994
9885 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
9887 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
9889 PR tree-optimization/69956
9890 * tree-vect-stmts.c (supportable_widening_operation): Support
9891 multi-step conversion of boolean vectors.
9892 (supportable_narrowing_operation): Likewise.
9894 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9896 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
9899 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9901 * config/s390/subst.md (DSI_VI): New mode iterator.
9902 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
9903 * config/s390/vector.md ("vec_set<mode>"): Move expander before
9904 the insn definition.
9905 ("*vec_set<mode>"): Change predicate and add alternative to
9906 support only either register or const_int operands as element
9908 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
9910 ("vec_extract<mode>"): New expander.
9911 ("*vec_extract<mode>"): New insn definition supporting reg and
9912 const_int element selectors.
9913 ("*vec_extract<mode>_plus"): New insn definition supporting
9914 reg+const_int element selectors.
9915 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
9916 following expander+insn definition.
9917 ("<vec_shifts_name><mode>3"): New expander.
9918 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
9920 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9922 * config/s390/s390.md ("*tabort_1"): Change predicate to
9923 nonmemory_operand. Add a second alternative to cover
9924 register as well as const int operands.
9925 ("*tabort_1_plus"): New pattern definition.
9927 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9929 * config/s390/s390.md ("*ashrdi3_cc_31")
9930 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
9931 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
9932 Merge insn definitions into ...
9933 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
9934 New pattern definition.
9935 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
9936 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
9937 ("*ashr<mode>3_and"): Merge insn definitions into ...
9938 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
9939 New pattern definition.
9940 * config/s390/subst.md ("addr_style_op_cc_subst")
9941 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
9942 substitutions patterns plus attributes.
9943 Add ashiftrt to SUBST iterator.
9945 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9947 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
9948 op2 to nonmemory_operand.
9949 ("*<shift>di3_31", "*<shift>di3_31_and"):
9950 Merge into single pattern definition ...
9951 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
9952 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
9953 pattern definition ...
9954 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
9955 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
9958 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9960 * config/s390/predicates.md (const_int_6bitset_operand): New
9962 * config/s390/s390.md: Include subst.md.
9963 ("rotl<mode>3"): New expander.
9964 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
9966 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
9967 * config/s390/subst.md: New file.
9969 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9971 * config/s390/s390.md ("op_type", "atype", "length" attributes):
9972 Remove RRR type. It doesn't really exist.
9973 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
9975 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
9976 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
9977 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
9978 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
9979 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
9980 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
9981 `enabled' attribute.
9983 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9985 * gensupport.c (process_substs_on_one_elem): Split loop to
9986 complete mark_operands_used_in_match_dup on all expressions in the
9988 (adjust_operands_numbers): Inline into process_substs_on_one_elem
9989 and remove function.
9991 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
9994 * config/sparc/sparc.c (NWORDS_UP): Rename to...
9995 (CEIL_NWORDS): ...this. Use CEIL macro.
9996 (compute_fp_layout): Adjust to above renaming.
9997 (function_arg_union_value): Likewise.
9998 (sparc_arg_partial_bytes): Likewise.
9999 (sparc_function_arg_advance): Likewise.
10001 2016-02-29 Jeff Law <law@redhat.com>
10003 PR tree-optimization/70005
10004 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
10005 where an object with a boolean range is compared against a value
10008 PR tree-optimization/69999
10009 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
10010 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
10013 2016-02-29 Richard Biener <rguenther@suse.de>
10015 PR tree-optimization/69994
10016 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
10017 (get_unary_op): Look through nop conversions.
10018 (ops_equal_values_p): New function, look for equality diregarding
10020 (eliminate_plus_minus_pair): Use ops_equal_values_p
10021 (repropagate_negates): Do not use get_unary_op here.
10023 2016-02-29 Martin Liska <mliska@suse.cz>
10025 * system.h: Poison ENABLE_CHECKING macro.
10027 2016-02-29 Martin Liska <mliska@suse.cz>
10029 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
10030 is presented in dump flags.
10031 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
10032 (hsa_regalloc): Likewise.
10034 2016-02-19 Richard Biener <rguenther@suse.de>
10036 PR tree-optimization/69980
10037 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
10038 permutation of those we need to keep.
10040 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
10043 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
10044 (NWORDS_UP): ...this
10045 (init_cumulative_args): Minor tweaks.
10046 (sparc_promote_function_mode): Likewise.
10047 (scan_record_type): Delete.
10048 (traverse_record_type): New function template.
10049 (classify_data_t): New structure type.
10050 (classify_registers): New inline function.
10051 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
10052 exhausted. Instantiate traverse_record_type on classify_registers and
10053 deal with the case of a structure passed in slot #15 with no FP field
10055 (assign_data_t): New structure type.
10056 (compute_int_layout): New static function.
10057 (compute_fp_layout): Likewise.
10058 (count_registers): New inline function.
10059 (assign_int_registers): New static function.
10060 (assign_fp_registers): Likewise.
10061 (assign_registers): New inline function.
10062 (function_arg_record_value_1): Delete.
10063 (function_arg_record_value_2): Likewise.
10064 (function_arg_record_value_3): Likewise.
10065 (function_arg_record_value): Adjust to above changes. Instantiate
10066 traverse_record_type on count_registers to first count the number of
10067 registers to be used and then on assign_registers to assign them.
10068 (function_arg_union_value): Adjust to above renaming.
10069 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
10070 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
10071 case of a structure passed in slot #15
10072 (sparc_function_arg_advance): Likewise.
10073 (function_arg_padding): Minor tweak.
10075 2016-02-29 Richard Biener <rguenther@suse.de>
10077 PR tree-optimization/69720
10078 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
10079 the adjustment_def path for possibly vectorized defs.
10080 (vect_create_epilog_for_reduction): Handle vectorized initial
10083 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
10085 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
10087 2016-02-27 Jeff Law <law@redhat.com>
10090 2016-02-26 Richard Biener <rguenther@suse.de>
10091 Jeff Law <law@redhat.com>
10093 PR tree-optimization/69740
10094 * cfghooks.c (remove_edge): Request loop fixups if we delete
10095 an edge that might turn an irreducible loop into a natural
10098 2016-02-27 Jakub Jelinek <jakub@redhat.com>
10100 PR rtl-optimization/69896
10101 * tree-vect-generic.c (get_compute_type): Avoid single element
10104 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
10106 Rename the AArch64 tuning option and related functions to enable the
10107 Newton series for the reciprocal square root to reflect its
10108 approximative characteristic.
10110 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
10111 function to "aarch64_emit_approx_rsqrt".
10112 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
10113 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
10114 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
10115 (xgene1_tunings): Likewise.
10116 (use_rsqrt_p): Likewise.
10117 (aarch64_emit_swrsqrt): Use new function name.
10118 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
10119 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
10120 text explaining this option.
10121 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
10123 2016-02-26 Jakub Jelinek <jakub@redhat.com>
10126 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
10127 complain about -mallow-movmisalign without -mvsx if
10128 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
10130 2016-02-26 Joel Sherrill <joel@rtems.org>
10132 * config.gcc: Add x86_64-*-rtems*.
10133 * config/i386/rtems-64.h: New file.
10135 2016-02-26 Joel Sherrill <joel@rtems.org>
10137 * config.gcc: Add aarch64-*-rtems*.
10138 * config/aarch64/rtems.h: New file.
10140 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
10143 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
10144 shift amount using %h. Add comment.
10146 2016-02-26 Richard Biener <rguenther@suse.de>
10147 Jeff Law <law@redhat.com>
10149 PR tree-optimization/69740
10150 * cfghooks.c (remove_edge): Request loop fixups if we delete
10151 an edge that might turn an irreducible loop into a natural
10154 2016-02-26 Martin Jambor <mjambor@suse.cz>
10156 PR middle-end/69920
10157 * tree-sra.c (sra_modify_assign): Do not remove loads of
10158 uninitialized aggregates to SSA_NAMEs.
10160 2016-02-26 Richard Henderson <rth@redhat.com>
10163 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
10164 pseudo in case the target rtx matches the source of the left
10167 2016-02-26 Martin Jambor <mjambor@suse.cz>
10170 * hsa.h (hsa_type_packed_p): Declare.
10171 * hsa.c (hsa_type_packed_p): New function.
10172 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
10174 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
10175 * hsa-brig.c (emit_basic_insn): Likewise.
10177 2016-02-26 Martin Jambor <mjambor@suse.cz>
10180 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
10182 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
10184 2016-02-26 Martin Jambor <mjambor@suse.cz>
10186 * hsa.h (is_a_helper): New overload for hsa_op_immed for
10187 hsa_op_with_type operands.
10188 (hsa_unsigned_type_for_type): Declare.
10189 * hsa.c (hsa_unsigned_type_for_type): New function.
10190 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
10191 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
10192 the finalizer. Do not emit extra move.
10194 2016-02-26 Martin Jambor <mjambor@suse.cz>
10196 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
10197 atomic operations in private segment.
10199 2016-02-26 Martin Jambor <mjambor@suse.cz>
10201 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
10202 statements to wi->info. Also disallow omp simd constructs.
10203 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
10204 for not gridifying. Dump special string for omp_for.
10206 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10209 * config/aarch64/aarch64.c (aarch64_set_current_function):
10210 Save/restore target globals when switching to
10211 target_option_default_node.
10213 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10216 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
10217 Return 0 if !SHIFT_COUNT_TRUNCATED.
10219 2016-02-26 Jakub Jelinek <jakub@redhat.com>
10220 Eric Botcazou <ebotcazou@adacore.com>
10222 PR rtl-optimization/69891
10223 * dse.c (scan_insn): If we can't figure out memset arguments
10224 or they are non-constant, call clear_rhs_from_active_local_stores.
10226 2016-02-26 Martin Liska <mliska@suse.cz>
10228 * doc/extend.texi: Mention clog10, clog10f an clog10l
10229 in Builtins section.
10231 2016-02-26 Martin Liska <mliska@suse.cz>
10233 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
10235 (resolve_args_picking_1): Likewise.
10236 * dwarf2out.h (struct GTY): Likewise.
10238 2016-02-26 Martin Liska <mliska@suse.cz>
10240 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
10241 with flag_checking.
10242 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
10244 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
10245 Martin Liska <mliska@suse.cz>
10247 * doc/install.texi: Mention --enable-valgrind-annotations.
10249 2016-02-26 Richard Biener <rguenther@suse.de>
10251 PR tree-optimization/69551
10252 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
10253 looking through aliases adjust DECL_PT_UID to refer to the
10254 ultimate alias target.
10256 2016-02-25 Martin Liska <mliska@suse.cz>
10258 PR middle-end/69919
10259 * alloc-pool.c (after_memory_report): New variable.
10260 * alloc-pool.h (base_pool_allocator ::release): Do not use
10261 the infrastructure if after_memory_report.
10262 * toplev.c (toplev::main): Mark after memory report.
10264 2016-02-25 Richard Biener <rguenther@suse.de>
10266 PR tree-optimization/48795
10267 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
10269 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
10272 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
10273 offloading is enabled and -fopenacc or -fopenmp is specified.
10274 (CRTOFFLOADEND): Likewise.
10275 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
10276 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
10277 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
10278 (offload_objects_file_name): New static var.
10279 (tool_cleanup): Remove offload_objects_file_name file.
10280 (find_offloadbeginend): Replace with ...
10281 (find_crtoffloadtable): ... this.
10282 (run_gcc): Remove offload_argc and offload_argv.
10283 Get offload_objects_file_name from -foffload-objects=... option.
10284 Read names of object files with offload from this file, pass them to
10285 compile_images_for_offload_targets. Don't call find_offloadbeginend and
10286 don't pass offloadbegin and offloadend to the linker. Don't pass
10287 offload non-LTO files to the linker, because now they're not claimed.
10289 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
10292 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
10293 on builtin_unreachable.
10295 2016-02-25 Jakub Jelinek <jakub@redhat.com>
10297 PR rtl-optimization/69896
10298 * regcprop.c: Include cfgrtl.h.
10299 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
10300 than remembered mode, either delete it (if noop_move_p), or
10301 treat like copy_p but not noop_p instruction.
10303 2016-02-24 Jakub Jelinek <jakub@redhat.com>
10306 * dwarf2out.c (gen_variable_die): Work around buggy LTO
10307 - allow NULL decl for Fortran DW_TAG_common_block variables.
10309 2016-02-24 Jason Merrill <jason@redhat.com>
10311 * common.opt (flifetime-dse): Add -flifetime-dse=1.
10313 2016-02-24 Richard Biener <rguenther@suse.de>
10314 Jakub Jelinek <jakub@redhat.com>
10316 PR middle-end/69760
10317 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
10318 conditionally executed ops to well-defined overflow behavior.
10320 2016-02-24 Jakub Jelinek <jakub@redhat.com>
10322 PR middle-end/69915
10323 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
10326 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10328 PR rtl-optimization/69886
10329 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
10330 argument. Use it when checking validity of set instructions.
10331 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
10332 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
10334 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
10335 * store-motion.c (find_moveable_store): Update
10336 can_assign_to_reg_without_clobbers_p callsite.
10338 2016-02-24 Richard Biener <rguenther@suse.de>
10340 PR middle-end/68963
10341 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
10343 (record_nonwrapping_iv): Do not fall back to the low/high bound
10344 for non-constant IV bases if the stmt is not always executed.
10346 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10348 * config/arm/arm-cores.def (cortex-a32): New entry.
10349 * config/arm/arm-tables.opt: Regenerate.
10350 * config/arm/arm-tune.md: Regenerate.
10351 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
10352 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
10353 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
10354 for -mcpu and -mtune.
10356 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10359 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
10360 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
10361 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
10362 (atomic_loaddi_1): Delete.
10363 (atomic_loaddi): Rewrite expander using the above changes.
10365 2016-02-24 Jakub Jelinek <jakub@redhat.com>
10368 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
10371 2016-02-24 Jakub Jelinek <jakub@redhat.com>
10372 Richard Biener <rguenth@suse.de>
10374 PR middle-end/69909
10375 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
10376 set_mem_attributes if tem is SSA_NAME which got expanded
10379 2016-02-24 Richard Biener <rguenther@suse.de>
10381 PR tree-optimization/69907
10382 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
10383 end of permutations for BB vectorization.
10385 2016-02-24 Christian Bruel <christian.bruel@st.com>
10387 * config/arm/arm-c.c (arm_option_override): Initialize
10388 target_option_current_node.
10389 * config/arm/arm.c (arm_pragma_target_parse): Replace
10390 build_target_option_node call by target_option_current_node.
10391 Set target_option_current_node.
10394 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
10397 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
10398 define_insn_and_split to define_insn.
10399 (zero_extendqi<mode>2_dot2): Same.
10400 (extendqi<mode>2_dot): Same.
10401 (extendqi<mode>2_dot2): Same.
10403 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
10405 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
10406 and add bypass for AES{D,E} and AESMC pairs.
10407 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
10410 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
10412 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
10413 series for reciprocal square root in Exynos M1.
10415 2016-02-23 Martin Sebor <msebor@redhat.com>
10418 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
10419 __builtin_alloca_with_align.
10421 2016-02-23 Richard Henderson <rth@redhat.com>
10423 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
10424 (ix86_register_pragmas): Remove __seg_tls.
10425 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
10426 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
10427 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
10428 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
10429 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
10430 * doc/extend.texi (__seg_tls): Remove item.
10432 2016-02-23 Richard Biener <rguenther@suse.de>
10434 * alloc-pool.h (struct allocation_object): Make id member
10435 conditional on CHECKING_P again.
10436 (get_instance): Adjust.
10437 (base_pool_allocator): Likewise.
10439 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
10441 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
10442 (parallelize_loops): In OpenACC kernels mode, set n_threads to
10444 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
10446 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
10448 2016-02-23 Richard Biener <rguenther@suse.de>
10450 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
10451 * bitmap.h (struct bitmap_usage): Likewise.
10452 (bitmap_move): Declare.
10453 * bitmap.c (register_overhead): Take size_t argument.
10454 (bitmap_move): New function.
10455 * df-problems.c (df_rd_transfer_function): Use bitmap_move
10456 to properly account overhead.
10457 * tree.c (free_node): Use tree_size.
10459 2016-02-23 Jakub Jelinek <jakub@redhat.com>
10462 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
10463 when inverting comparison.
10466 * common.opt (Wunreachable-code): Add Warning flag.
10468 2016-02-23 Mark Wielaard <mjw@redhat.com>
10469 Jakub Jelinek <jakub@redhat.com>
10472 * cgraphunit.c (check_global_declaration): Check main_input_filename
10473 and DECL_SOURCE_FILE are not NULL.
10475 2016-02-23 Martin Jambor <mjambor@suse.cz>
10477 PR tree-optimization/69666
10478 * tree-sra.c (sra_modify_assign): Do not attempt to create
10479 default_def replacements for unscalarizable regions.
10481 2016-02-20 Mark Wielaard <mjw@redhat.com>
10484 * cgraphunit.c (check_global_declaration): Check level of
10485 warn_unused_const_variable and main_input_filename.
10486 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
10487 (-Wunused-variable): For C implies -Wunused-const-variable=1.
10488 (-Wunused-const-variable): Explain levels 1 and 2.
10490 2016-02-22 Jakub Jelinek <jakub@redhat.com>
10493 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
10494 identical arguments. Formatting and spelling fixes.
10497 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
10502 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
10503 and m68k-devices.def.
10504 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
10505 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
10507 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
10509 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
10510 and HImode registers.
10512 2016-02-22 Richard Biener <rguenther@suse.de>
10514 PR tree-optimization/69882
10515 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
10516 preserve permutations present because of gaps.
10517 (vect_supported_load_permutation_p): Always continue checking
10518 permutations after vect_attempt_slp_rearrange_stmts.
10520 2016-02-22 Bin Cheng <bin.cheng@arm.com>
10522 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
10523 min_profitable_estimate, rather than min_profitable_iters.
10525 2016-02-22 Jakub Jelinek <jakub@redhat.com>
10528 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
10529 SImode for last match_operand.
10531 2016-02-22 Martin Liska <mliska@suse.cz>
10533 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
10534 return bitsize - 1 as the return value.
10536 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
10540 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
10541 Handle negative shift counts.
10542 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
10543 force_reg on the shift constant.
10544 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
10545 (lshrsi3_d): Handle negative shift counts.
10547 2016-02-22 Richard Biener <rguenther@suse.de>
10548 Tom de Vries <tom@codesourcery.com>
10550 * graph.c: Include dumpfile.h.
10551 (print_graph_cfg): Split into three overloads.
10552 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
10554 2016-02-22 Tom de Vries <tom@codesourcery.com>
10556 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
10559 2016-02-22 Richard Biener <rguenther@suse.de>
10562 * ipa-inline-transform.c (inline_call): When not updating
10563 overall summaries adjust self size by the growth estimate.
10564 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
10565 hash-set, do not update overall summaries here. Renamed from ...
10566 (inline_to_all_callers): ... this which is now wrapping the
10567 above and performing delayed overall summary update.
10568 (early_inline_small_functions): Delay updating of the overall
10571 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
10573 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
10576 2016-02-19 Jakub Jelinek <jakub@redhat.com>
10579 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
10580 :%* in %:gt() argument.
10581 (greater_than_spec_func): Adjust for expecting only numbers,
10582 if there are more than two numbers, compare the last two.
10584 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
10586 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
10587 -Wnarrowing with -std.
10589 2016-02-19 Jakub Jelinek <jakub@redhat.com>
10592 * expr.c (store_field): Don't use bit-field path if exp is
10593 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
10594 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
10595 and the assignment can be performed by bitwise copy. Formatting
10598 PR middle-end/69838
10599 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
10600 call copy_reg_eh_region_note_forward on before and/or after sequences
10601 and remove note from insn if it no longer can throw.
10604 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
10605 if TARGET_AVX512BW.
10607 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10609 * config/s390/vector.md: Add missing commutative operand markers
10610 to the patterns which qualify for one.
10611 * config/s390/vx-builtins.md: Likewise.
10613 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10615 * config/s390/vector.md (VI, VI_QHS): Add single element vector
10616 types to mode iterators.
10617 (vec_double): ... and mode attribute.
10618 * config/s390/vx-builtins.md (non_vec_int): Likewise.
10620 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10622 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
10623 Change the predicate of op2 from nonimmediate to general and let
10624 reload fix it if necessary.
10626 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10628 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
10630 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10632 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
10635 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10637 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
10638 * config/s390/s390.c (s390_expand_vec_movstr): New function.
10639 * config/s390/s390.md ("movstr<P:mode>"): Call
10640 s390_expand_vec_movstr.
10642 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10644 * config/s390/s390.md: Add missing output modifier for operand 1
10645 to print it as address properly.
10647 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10649 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
10650 * config/s390/2964.md: New file.
10651 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
10652 of insn grouping attributes depending on the CPU level.
10653 (s390_get_unit_mask): New function.
10654 (s390_sched_score): Remove the OOO from the scheduling macros.
10655 Add loop to calculate a score for the instruction mix.
10656 (s390_sched_reorder): Likewise plus improve debug output.
10657 (s390_sched_variable_issue): Rename macros as above. Calculate
10658 the unit distances after actually scheduling an insn. Improve
10660 (s390_sched_init): Clear last_scheduled_unit_distance array.
10661 * config/s390/s390.md: Include 2964.md.
10663 2016-02-18 Jakub Jelinek <jakub@redhat.com>
10666 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
10667 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
10668 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
10669 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
10670 *avx512f_<code>v8div16qi2_mask_1): New insns.
10672 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
10675 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
10678 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
10679 earlyclobber from target. Use wF constraint for fused memory
10681 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
10683 2016-02-18 Jakub Jelinek <jakub@redhat.com>
10684 Martin Liska <mliska@suse.cz>
10687 * cfgexpand.c (asan_sanitize_stack_p): New function.
10688 (partition_stack_vars): Use the function.
10689 (expand_stack_vars): Likewise.
10690 (defer_stack_allocation): Likewise.
10691 (expand_used_vars): Likewise.
10693 2016-02-18 Richard Biener <rguenther@suse.de>
10695 PR middle-end/69553
10696 * fold-const.c (operand_equal_p): Properly compare offsets for
10697 IMAGPART_EXPR and ARRAY_REF.
10699 2016-02-18 Nick Clifton <nickc@redhat.com>
10703 * config/arm/arm.c (arm_option_override_internal): Disable
10704 interworking if the target does not support thumb instructions.
10705 (arm_reload_in_hi): Handle the case where a register to register
10706 move needs reloading because there is no simple pattern to handle
10708 (arm_reload_out_hi): Likewise.
10710 2016-02-18 Richard Biener <rguenther@suse.de>
10712 PR middle-end/69854
10713 * match.pd: Don't use fold_binary or fold_unary for folding
10716 2016-02-17 Jakub Jelinek <jakub@redhat.com>
10719 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
10720 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
10721 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
10722 warn on gimple_no_warning_p statements.
10724 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
10726 * doc/extend.texi (C++ Attributes): Correct description of
10727 warn_unused type attribute.
10729 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10731 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
10732 correct instruction.
10734 2016-02-17 Richard Biener <rguenther@suse.de>
10736 PR rtl-optimization/69609
10737 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
10738 (find_traces_1_round): When ending a trace update cached priority
10740 (bb_to_key): Use cached priority when available.
10741 (copy_bb): Initialize cached priority.
10742 (reorder_basic_blocks_software_trace_cache): Likewise.
10744 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10747 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
10749 (aarch64_comparison_operator): Break overly long line into two.
10750 (aarch64_comparison_operation): Likewise.
10751 * config/aarch64/aarch64.md (cstorecc4): Use
10752 aarch64_comparison_operator_mode instead of
10753 aarch64_comparison_operator.
10754 (cstore<mode>4): Likewise.
10755 (aarch64_cstore<mode>): Likewise.
10756 (*cstoresi_insn_uxtw): Likewise.
10757 (cstore<mode>_neg): Likewise.
10758 (*cstoresi_neg_uxtw): Likewise.
10760 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10763 * config/arm/predicates.md (arm_comparison_operator_mode):
10765 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
10766 instead of arm_comparison_operator.
10767 (*mov_negscc): Likewise.
10768 (*mov_notscc): Likewise.
10769 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
10770 (*thumb2_mov_negscc): Likewise.
10771 (*thumb2_mov_negscc_strict_it): Likewise.
10772 (*thumb2_mov_notscc): Likewise.
10773 (*thumb2_mov_notscc_strict_it): Likewise.
10775 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
10777 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
10778 Add missing return.
10780 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
10782 * config/visium/visium.c (machine_libfunc_index): New enum.
10783 (machine_libfuncs): New structure.
10784 (visium_libfuncs): New static variable.
10785 (TARGET_INIT_LIBFUNCS): Define to...
10786 (visium_init_libfuncs): ...this. New function.
10787 (expand_block_move_4): Use the appropriate libfunc.
10788 (expand_block_move_2): Likewise.
10789 (expand_block_move_1): Likewise.
10790 (expand_block_set_4): Likewise.
10791 (expand_block_set_2): Likewise.
10792 (expand_block_set_1): Likewise.
10793 (visium_trampoline_init): Likewise.
10795 2016-02-17 Nick Clifton <nickc@redhat.com>
10797 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
10798 TI's devices.csv file as of March 2016.
10800 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
10803 * opts-global.c (handle_common_deferred_options): Introduce and
10804 initialize two global variables to remember command-line options
10805 specifying a stack-limiting register.
10806 * opts.h: Add extern declarations of the two new global variables.
10807 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
10808 variable based on the values of the two new global variables.
10810 2016-02-16 Jakub Jelinek <jakub@redhat.com>
10813 * common.opt (Wnonnull-compare): New warning.
10814 * doc/invoke.texi (-Wnonnull): Remove text about comparison
10815 of arguments against NULL.
10816 (-Wnonnull-compare): Document.
10817 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
10818 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
10819 * passes.def (pass_warn_nonnull_compare): Add.
10820 * gimple-ssa-nonnull-compare.c: New file.
10822 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
10824 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
10825 AARCH64_EXTRA_TUNE_RECIP_SQRT.
10827 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
10829 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
10830 reciprocal sqrt for -mlow-precision-recip-sqrt.
10832 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
10833 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10835 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
10836 always use lane loads to construct non-constant vectors.
10838 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
10840 * config/aarch64/aarch64.md
10841 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
10842 constraints for operand 3.
10843 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
10845 2016-02-16 Jakub Jelinek <jakub@redhat.com>
10846 Richard Biener <rguenther@suse.de>
10848 PR tree-optimization/69820
10849 * tree-vect-patterns.c (type_conversion_p): Return false if
10850 *orig_type is unsigned single precision or boolean.
10851 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
10854 2016-02-16 Jakub Jelinek <jakub@redhat.com>
10856 PR rtl-optimization/69764
10857 PR rtl-optimization/69771
10858 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
10859 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
10861 2016-02-16 Richard Biener <rguenther@suse.de>
10863 PR tree-optimization/69776
10864 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
10866 (indirect_refs_may_alias_p): Likewise.
10867 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
10868 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
10869 according to tbaa_p.
10870 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
10871 (optimize_stmt): For redundant store discovery do not allow tbaa.
10873 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
10875 PR tree-optimization/69714
10876 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
10877 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
10879 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
10881 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
10882 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
10883 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
10884 * config/arc/arc.c (arc_init): Check FPU options.
10885 (get_arc_condition_code): Handle new CC_FPU* modes.
10886 (arc_select_cc_mode): Likewise.
10887 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
10888 register pair only. Allow access for ARCv2 accumulator.
10889 (gen_compare_reg): Whenever we have FPU support use FPU compare
10891 (arc_reorg): Don't generate brcc insns when FPU compare
10892 instructions are involved.
10893 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
10894 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
10895 floating point emulation.
10896 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
10897 (REVERSE_CONDITION): Add new CC_FPU* modes.
10898 (TARGET_FP_SP_BASE): Define.
10899 (TARGET_FP_DP_BASE): Likewise.
10900 (TARGET_FP_SP_FUSED): Likewise.
10901 (TARGET_FP_DP_FUSED): Likewise.
10902 (TARGET_FP_SP_CONV): Likewise.
10903 (TARGET_FP_DP_CONV): Likewise.
10904 (TARGET_FP_SP_SQRT): Likewise.
10905 (TARGET_FP_DP_SQRT): Likewise.
10906 (TARGET_FP_DP_AX): Likewise.
10907 * config/arc/arc.md (ARCV2_ACC): New constant.
10908 (type): New fpu type attribute.
10909 (SDF): Conditional iterator.
10910 (cstore<mode>, cbranch<mode>): Change expand condition.
10911 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
10912 handles FPU/FPX cases as well.
10913 * config/arc/arc.opt (mfpu): New option.
10914 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
10916 (adddf3, muldf3, subdf3): Removed.
10917 * config/arc/predicates.md (proper_comparison_operator): Recognize
10919 * config/arc/fpu.md: New file.
10920 * doc/invoke.texi (ARC Options): Document mfpu option.
10922 2016-02-16 Richard Biener <rguenther@suse.de>
10924 PR rtl-optimization/69291
10925 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
10926 noce_operand_ok check.
10928 2016-02-16 Tom de Vries <tom@codesourcery.com>
10931 * omp-low.c (simd_clone_create): Remove call to
10932 symtab->call_cgraph_insertion_hooks.
10934 2016-02-16 Jakub Jelinek <jakub@redhat.com>
10936 PR tree-optimization/69802
10937 * tree-ssa-reassoc.c (update_range_test): If op is
10938 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
10939 op == 1 test of precision 1 integral op, otherwise handle
10940 that case as op itself. Fix up formatting.
10941 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
10944 2016-02-16 Richard Biener <rguenther@suse.de>
10946 PR tree-optimization/69586
10947 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
10948 types for conversion sources.
10950 2016-02-16 Richard Biener <rguenther@suse.de>
10952 PR middle-end/69801
10953 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
10954 mask OEP_ADDRESS_OF.
10956 2016-02-16 Alan Modra <amodra@gmail.com>
10959 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
10960 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
10961 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
10963 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
10964 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
10965 (p8_fmrgow_<mode>): Likewise.
10966 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
10968 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
10969 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
10970 to use movdi_internal64. Remove op0_di.
10971 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
10973 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
10975 Add support for the FCCMP insn types
10977 * config/aarch64/aarch64.md (fccmp): Change insn type.
10978 (fccmpe): Likewise.
10979 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
10980 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
10981 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
10982 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
10983 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
10984 * config/arm/types.md (fccmps): Add new insn type.
10985 (fccmpd): Likewise.
10987 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
10989 * alias.c (get_alias_set): Fix a typo in comment.
10991 2016-02-15 Richard Biener <rguenther@suse.de>
10993 PR tree-optimization/69595
10994 * match.pd: Complete range test simplification to true.
10996 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
10998 PR rtl-optimization/69648
10999 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
11000 pic_offset_table_rtx.
11002 PR rtl-optimization/69752
11003 * ira.c (update_equiv_regs): When looking for more than a single SET,
11004 also take other side effects into account.
11006 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
11008 * config/s390/s390.c (s390_function_profiler): Add a new sequence
11009 for z900+ CPUs in 31-bit mode.
11011 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
11013 * common/config/s390/s390-common.c (s390_supports_split_stack):
11015 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
11016 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
11017 * config/s390/s390.c (struct machine_function): New field
11018 split_stack_varargs_pointer.
11019 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
11020 in s390_emit_prologue.
11021 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
11023 (morestack_ref): New global.
11024 (SPLIT_STACK_AVAILABLE): New macro.
11025 (s390_expand_split_stack_prologue): New function.
11026 (s390_live_on_entry): New function.
11027 (s390_va_start): Use split-stack vararg pointer if appropriate.
11028 (s390_asm_file_end): Emit the split-stack note sections.
11029 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
11030 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
11031 (UNSPECV_SPLIT_STACK_CALL): New unspec.
11032 (UNSPECV_SPLIT_STACK_DATA): New unspec.
11033 (split_stack_prologue): New expand.
11034 (split_stack_space_check): New expand.
11035 (split_stack_data): New insn.
11036 (split_stack_call): New expand.
11037 (split_stack_call_*): New insn.
11038 (split_stack_cond_call): New expand.
11039 (split_stack_cond_call_*): New insn.
11041 2016-02-15 Richard Biener <rguenther@suse.de>
11043 PR tree-optimization/69783
11044 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
11045 Add trivially correct cases.
11047 2016-02-15 Tom de Vries <tom@codesourcery.com>
11050 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
11052 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
11054 2016-02-15 Richard Biener <rguenther@suse.de>
11056 PR tree-optimization/69776
11057 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
11058 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
11059 indicate whether we can use TBAA to disambiguate against stores.
11060 Use alias-set zero if not.
11061 (visit_reference_op_store): Do not use TBAA when looking up
11063 * tree-ssa-pre.c (compute_avail): Use TBAA here.
11064 (eliminate_dom_walker::before_dom_children): But not when looking
11065 up redundant stores.
11067 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
11069 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
11071 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
11073 * config/i386/znver1.md
11074 (znver1_pop, znver1_pop_mem,
11075 znver1_load_imov_double_store,
11076 znver1_load_imov_direct_store,
11077 znver1_load_imov_direct_load,
11078 znver1_load_imov_double_load): Add new.
11079 (znver1_insn, znver1_insn_load): Add icmov type.
11080 (znver1_sseavx_fma,
11081 znver1_sseavx_fma_load,
11083 znver1_avx256_fma_load): Fix pipe usage.
11085 2016-02-14 Alan Modra <amodra@gmail.com>
11088 * reloads.c (find_reloads_address_1): For pre/post-inc/dec
11089 with an invalid hard reg, reload just the reg not the entire
11090 pre/post-inc/dec address expression.
11092 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
11095 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
11096 fixed R1_REG scratch reg.
11097 (sibcall_value_pcrel_fdpic): Likewise.
11099 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
11103 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
11105 2016-02-12 Walter Lee <walt@tilera.com>
11107 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
11108 * config/tilegx/t-tilegx: Likewise.
11110 2016-02-12 David Malcolm <dmalcolm@redhat.com>
11113 * diagnostic-show-locus.c (struct line_span): New struct.
11114 (layout::get_first_line): Delete.
11115 (layout::get_last_line): Delete.
11116 (layout::get_num_line_spans): New member function.
11117 (layout::get_line_span): Likewise.
11118 (layout::print_heading_for_line_span_index_p): Likewise.
11119 (layout::get_expanded_location): Likewise.
11120 (layout::calculate_line_spans): Likewise.
11121 (layout::m_first_line): Delete.
11122 (layout::m_last_line): Delete.
11123 (layout::m_line_spans): New field.
11124 (layout::layout): Update comment. Replace m_first_line and
11125 m_last_line with m_line_spans, replacing their initialization
11126 with a call to calculate_line_spans.
11127 (diagnostic_show_locus): When printing source lines and
11128 annotations, rather than looping over a single span
11129 of lines, instead loop over each line_span within
11130 the layout, with an inner loop over the lines within them.
11131 Call the context's start_span callback when changing line spans.
11132 * diagnostic.c (diagnostic_initialize): Initialize start_span.
11133 (diagnostic_build_prefix): Break out the building of the location
11134 part of the string into...
11135 (diagnostic_get_location_text): ...this new function, rewriting
11136 it from nested ternary expressions to a sequence of "if"
11138 (default_diagnostic_start_span_fn): New function.
11139 * diagnostic.h (diagnostic_start_span_fn): New typedef.
11140 (diagnostic_context::start_span): New field.
11141 (default_diagnostic_start_span_fn): New prototype.
11143 2016-02-12 David Malcolm <dmalcolm@redhat.com>
11146 * gcc.c (driver::finalize): Fix cleanup of "specs".
11148 2016-02-12 David Malcolm <dmalcolm@redhat.com>
11152 * gcc.c (driver::driver): Initialize m_option_suggestions.
11153 (driver::~driver): Clean up m_option_suggestions.
11154 (suggest_option): Convert to...
11155 (driver::suggest_option): ...this, and split out into
11156 driver::build_option_suggestions and find_closest_string.
11157 (driver::build_option_suggestions): New function, from
11158 first half of suggest_option. Special-case
11159 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
11160 the sanitizer_opts array. For options of enum types, add the
11161 various enum values to the candidate strings.
11162 (driver::handle_unrecognized_options): Remove "const".
11163 * gcc.h (driver::handle_unrecognized_options): Likewise.
11164 (driver::build_option_suggestions): New decl.
11165 (driver::suggest_option): New decl.
11166 (driver::m_option_suggestions): New field.
11167 * opts-common.c (add_misspelling_candidates): New function.
11168 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
11169 and make non-static.
11170 * opts.h (sanitizer_opts): New array decl.
11171 (add_misspelling_candidates): New function decl.
11172 * spellcheck.c (find_closest_string): New function.
11173 * spellcheck.h (find_closest_string): New function decl.
11175 2016-02-12 Jakub Jelinek <jakub@redhat.com>
11177 PR rtl-optimization/69764
11178 PR rtl-optimization/69771
11179 * optabs.c (expand_binop_directly): For shift_optab_p, force
11180 convert_modes with VOIDmode if xop1 has VOIDmode.
11182 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
11185 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
11186 to correctly determine instrumentation thunks.
11188 2016-02-12 Jakub Jelinek <jakub@redhat.com>
11191 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
11192 type by reference, force lhs on the call.
11195 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
11196 Compute retval and retbnd early in all cases if split_part_return_p
11197 and return_bb is not EXIT. Remove all clobber stmts and reset
11198 all debug stmts that refer to SSA_NAMEs defined in split part,
11199 except if it is retval, in that case replace the old retval with the
11200 lhs of the call to the split part.
11202 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
11205 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
11207 PR middle-end/66726
11208 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
11209 whose result is used in PHI.
11210 (maybe_optimize_range_tests): Likewise.
11211 (final_range_test_p): Likweise.
11213 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
11215 PR middle-end/66726
11216 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
11217 whose result is used in PHI.
11218 (maybe_optimize_range_tests): Likewise.
11219 (final_range_test_p): Likweise.
11221 2016-02-12 Jakub Jelinek <jakub@redhat.com>
11223 * cgraph.c: Spelling fixes - behaviour -> behavior and
11224 neighbour -> neighbor.
11225 * target.def: Likewise.
11226 * sel-sched.c: Likewise.
11227 * config/mips/mips.c: Likewise.
11228 * config/arc/arc.md: Likewise.
11229 * config/arm/cortex-a57.md: Likewise.
11230 * config/arm/arm.c: Likewise.
11231 * config/arm/neon.md: Likewise.
11232 * config/arm/arm-c.c: Likewise.
11233 * config/vms/vms-c.c: Likewise.
11234 * config/s390/s390.c: Likewise.
11235 * config/i386/znver1.md: Likewise.
11236 * config/i386/i386.c: Likewise.
11237 * config/ia64/hpux-unix2003.h: Likewise.
11238 * config/msp430/msp430.md: Likewise.
11239 * config/rx/rx.c: Likewise.
11240 * config/rx/rx.md: Likewise.
11241 * config/aarch64/aarch64-simd.md: Likewise.
11242 * config/aarch64/aarch64.c: Likewise.
11243 * config/nvptx/nvptx.c: Likewise.
11244 * config/bfin/bfin.c: Likewise.
11245 * config/cris/cris.opt: Likewise.
11246 * config/rs6000/rs6000.c: Likewise.
11247 * target.h: Likewise.
11248 * spellcheck.c: Likewise.
11249 * ira-build.c: Likewise.
11250 * tree-inline.c: Likewise.
11251 * builtins.c: Likewise.
11252 * lra-constraints.c: Likewise.
11253 * explow.c: Likewise.
11254 * hwint.h: Likewise.
11255 * targhooks.c: Likewise.
11256 * tree-vect-data-refs.c: Likewise.
11257 * expr.c: Likewise.
11258 * doc/tm.texi: Likewise.
11259 * doc/extend.texi: Likewise.
11260 * doc/install.texi: Likewise.
11261 * doc/md.texi: Likewise.
11262 * tree-ssa-tail-merge.c: Likewise.
11263 * sched-int.h: Likewise.
11264 * match.pd: Likewise.
11265 * sched-ebb.c: Likewise.
11266 * target.def (omit_struct_return_reg): Likewise.
11267 * gimple-ssa-isolate-paths.c: Likewise.
11268 (find_implicit_erroneous_behaviour): Renamed to...
11269 (find_implicit_erroneous_behavior): ... this.
11270 (find_explicit_erroneous_behaviour): Renamed to...
11271 (find_explicit_erroneous_behavior): ... this.
11272 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
11274 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
11276 PR rtl-optimization/64682
11277 PR rtl-optimization/69567
11278 PR rtl-optimization/69737
11279 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
11280 in I2 as well, just lose it.
11282 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11284 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
11286 (aarch64_last_printed_tune_string): Likewise.
11287 (aarch64_declare_function_name): Only output .arch assembler
11288 directive if it will be different from the previously output
11289 directive. Same for .tune comment but only if -dA is set.
11290 (aarch64_start_file): New function.
11291 (TARGET_ASM_FILE_START): Define.
11293 2016-02-11 David Malcolm <dmalcolm@redhat.com>
11296 * Makefile.in (PLUGIN_HEADERS): Add params.list.
11298 2016-02-11 Jakub Jelinek <jakub@redhat.com>
11301 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
11302 -Wmaybe-uninitialized warning.
11304 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
11307 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
11309 2016-02-11 Richard Biener <rguenther@suse.de>
11311 PR rtl-optimization/69291
11312 * ifcvt.c (noce_try_store_flag_constants): Do not allow
11313 subexpressions affected by changing the result.
11315 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
11318 * lra-constraints.c (curr_insn_transform): Find in/out operands
11319 for secondary memory moves. Update dups.
11321 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
11323 PR tree-optimization/69652
11324 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
11325 to nested loop, did source re-formatting, skip debug statements,
11326 add check on statement with volatile operand, remove dead scalar
11329 2016-02-10 Jakub Jelinek <jakub@redhat.com>
11330 Patrick Palka <ppalka@gcc.gnu.org>
11334 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
11335 calls if the return type is TREE_ADDRESSABLE.
11336 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
11337 * ipa-split.c (split_function): Fix doubled "we" in comment.
11338 Use void return type for the split part even if
11339 !split_point->split_part_set_retval.
11341 2016-02-10 Bin Cheng <bin.cheng@arm.com>
11343 PR tree-optimization/68021
11344 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
11345 when computing the value of biv cand by itself.
11347 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
11349 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
11350 (cortexa57_tunings): Likewise.
11351 (cortexa72_tunings): Likewise.
11352 (arch_macro_fusion_pair_p): Add support for AES fusion.
11353 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
11354 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
11355 Allow virtual registers before reload so early scheduling works.
11356 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
11357 correct latency and pipeline.
11358 (cortex_a57_crypto_complex): Likewise.
11359 (cortex_a57_crypto_xor): Likewise.
11360 (define_bypass): Add AES bypass.
11362 2016-02-10 Richard Biener <rguenther@suse.de>
11364 PR tree-optimization/69726
11365 * passes.def: Add DCE pass before late uninit.
11366 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
11367 really fixup if-conversions job.
11369 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
11371 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
11372 (arm_cortex_a57_tune): Likewise.
11373 (aarch_macro_fusion_pair_p): Add support for AES fusion.
11374 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
11376 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
11378 * timevar.def (TV_PHASE_DBGINFO): Delete.
11379 (TV_PHASE_CHECK_DBGINFO): Likewise.
11380 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
11382 2016-02-10 Richard Biener <rguenther@suse.de>
11384 PR tree-optimization/69719
11385 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
11386 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
11388 2016-02-09 Andrew Pinski <apinski@cavium.com>
11391 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
11392 get_vcond_mask_icode returns false.
11394 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
11397 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
11398 an ADDIS that adds a pointer to a large constant that sets the
11399 upper16 bits with a load operation.
11401 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
11404 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
11406 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
11408 (vzipq_s16): Likewise.
11409 (vzipq_s32): Likewise.
11410 (vzipq_f32): Likewise.
11411 (vzipq_u8): Likewise.
11412 (vzipq_u16): Likewise.
11413 (vzipq_u32): Likewise.
11414 (vzipq_p8): Likewise.
11415 (vzipq_p16): Likewise.
11417 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
11420 * config/arm/arm.c (neon_endian_lane_map): New function.
11421 (neon_vector_pair_endian_lane_map): New function.
11422 (arm_evpc_neon_vuzp): Allow for big endian lane order.
11423 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
11425 (vuzpq_s16): Likewise.
11426 (vuzpq_s32): Likewise.
11427 (vuzpq_f32): Likewise.
11428 (vuzpq_u8): Likewise.
11429 (vuzpq_u16): Likewise.
11430 (vuzpq_u32): Likewise.
11431 (vuzpq_p8): Likewise.
11432 (vuzpq_p16): Likewise.
11434 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
11437 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
11440 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
11442 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
11443 truncate const_int operand 1 to QImode.
11445 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
11447 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
11448 corresponding to an abnormal edge.
11450 2016-02-09 Tom de Vries <tom@codesourcery.com>
11452 PR tree-optimization/69599
11453 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
11455 (find_func_aliases_for_builtin_call, find_func_clobbers)
11456 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
11459 2016-02-09 Richard Biener <rguenther@suse.de>
11461 PR tree-optimization/69715
11462 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
11463 LHS on calls as non-rewritable.
11465 2016-02-09 Tom de Vries <tom@codesourcery.com>
11468 * lto-wrapper.c (append_diag_options): New function.
11469 (compile_offload_image): Call append_diag_options.
11471 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
11474 * doc/extend.texi (Flag Output Operands): Correct sectioning.
11475 Minor copy-edit to fix verb tenses.
11477 2016-02-08 Jakub Jelinek <jakub@redhat.com>
11479 PR tree-optimization/69209
11480 * ipa-split.c (split_function): If split part is not
11481 returning retval, retval has gimple type but is not
11482 gimple value, force it into a SSA_NAME first.
11484 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
11486 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
11489 2016-02-08 Jason Merrill <jason@redhat.com>
11492 * convert.c (convert_to_integer_1): Check dofold on truncation
11494 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
11495 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
11496 Rename from *_nofold.
11497 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
11498 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
11500 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
11503 * tree.c (build_common_tree_nodes): Remove short_double argument.
11504 All callers changed.
11505 * tree.h (build_common_tree_nodes): Adjust declaration.
11506 * doc/invoke.texi (-fshort-double): Remove documentation.
11507 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
11508 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
11509 * lto-wrapper.c (merge_and_complain, append_compiler_options)
11510 (append_linker_options): Don't handle OPT_fshort_double.
11512 PR rtl-optimization/68730
11513 * lra-remat.c (insn_to_cand_activation): New static variable.
11514 (lra_remat): Allocate and free it.
11515 (create_cand): New arg activation. Initialize a field in
11516 insn_to_cand_activation if it is nonnull.
11517 (create_cands): Pass the activation insn to create_cand when making
11518 a candidate involving an output reload. Reorganize code a little.
11519 (do_remat): Keep track of active status of candidates in a separate
11522 2016-02-08 Richard Biener <rguenther@suse.de>
11524 PR tree-optimization/69719
11525 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
11526 Properly use absolute of the difference of the two offsets to
11527 compare or adjust the segment length.
11529 2016-02-08 Richard Biener <rguenther@suse.de>
11530 Jeff Law <law@redhat.com>
11533 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
11534 types for anonymous SSA names.
11536 2016-02-08 Richard Biener <rguenther@suse.de>
11538 PR rtl-optimization/69274
11539 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
11541 2016-02-08 Jeff Law <law@redhat.com>
11543 PR tree-optimization/65917
11544 * tree-ssa-dom.c (record_temporary_equivalences): Record both
11545 equivalences from if (x == y) style conditionals.
11546 (loop_depth_of_name): Remove.
11547 (record_equality): Remove loop depth check.
11548 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
11549 (const_and_copies::record_const_or_copy_raw): New member function.
11550 * tree-ssa-scopedtables.c
11551 (const_and_copies::record_const_or_copy_raw): New, factored out of
11552 (const_and_copies::record_const_or_copy): Call new member function.
11554 2016-02-05 Jeff Law <law@redhat.com>
11556 PR tree-optimization/68541
11557 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
11558 (count_stmts_in_block): New function.
11559 (poor_ifcvt_candidate_code): Likewise.
11560 (is_feasible_trace): Add some heuristics to determine when path
11561 splitting is profitable.
11562 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
11563 is a diamond with a single exit.
11565 2016-02-05 Martin Sebor <msebor@redhat.com>
11568 * doc/invoke.texi: Update -Wplacement-new to take an optional
11571 2016-02-06 Richard Henderson <rth@redhat.com>
11574 * tree.c (tree_nop_conversion_p): Do not strip casts into or
11575 out of non-standard address spaces.
11577 2016-02-05 Jakub Jelinek <jakub@redhat.com>
11579 PR rtl-optimization/69691
11580 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
11582 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
11584 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
11585 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
11586 (*ieee128_mfvsrd_64bit): Likewise.
11587 (*ieee128_mfvsrd_32bit): Likewise.
11589 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
11593 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
11595 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
11596 instrumented_version.
11598 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
11600 * doc/invoke.texi (Optimize Options): In table of --param options
11601 rename second occurrence of tracer-min-branch-ratio to
11602 tracer-min-branch-probability, rename
11603 tracer-min-branch-ratio-feedback to
11604 tracer-min-branch-probability-feedback and clarify description,
11605 rename sched-spec-state-edge-prob-cutoff to
11606 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
11607 to selsched-insns-to-rename, rename lto-minpartition to
11608 lto-min-partition, delete reorder-blocks-duplicate and
11609 reorder-blocks-duplicate-feedback.
11611 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11613 * config/s390/s390.c (s390_register_info_set_ranges): Remove
11616 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
11618 * doc/extend.texi: S/390: Correct some typos.
11620 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11622 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
11624 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11627 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
11628 (s390_register_info_gprtofpr): Use new macros above.
11629 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
11631 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
11632 its name. Adjust restore and save gpr ranges.
11633 (s390_register_info_set_ranges): New function.
11634 (s390_register_info): Use new macros above. Call
11635 s390_register_info_set_ranges.
11636 (s390_optimize_register_info): Likewise.
11637 (s390_hard_regno_rename_ok): Use new macros.
11638 (s390_hard_regno_scratch_ok): Likewise.
11639 (s390_emit_epilogue): Likewise.
11640 (s390_can_use_return_insn): Likewise.
11641 (s390_optimize_prologue): Likewise.
11642 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
11644 2016-02-05 Jakub Jelinek <jakub@redhat.com>
11647 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
11649 (ix86_option_override_internal): Disable TARGET_STV even for
11650 -m{incoming,preferred}-stack-boundary=3.
11652 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11654 * config.gcc: Mark deprecated rtems targets as obsolete.
11656 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
11658 PR rtl-optimization/64682
11659 PR rtl-optimization/69567
11660 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
11661 before I2 only if the register is both used and set in I2.
11663 2016-02-04 DJ Delorie <dj@redhat.com>
11665 * config/msp430/msp430.c (msp430_start_function): Add function type.
11667 2016-02-04 Jakub Jelinek <jakub@redhat.com>
11670 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
11672 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
11674 PR rtl-optimization/69577
11676 2015-10-29 Richard Henderson <rth@redhat.com>
11680 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
11681 sse check to the exact conditions of PR 67609.
11683 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
11686 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
11687 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
11688 not allowed into the traditional Altivec registers.
11689 (movtd_64bit_nodm): Likewise.
11690 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
11692 2016-02-04 David Malcolm <dmalcolm@redhat.com>
11694 * config/aarch64/cortex-a57-fma-steering.c
11695 (aarch64_register_fma_steering): Remove "static" from arguments
11698 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
11701 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
11702 twice when complex.
11704 2016-02-04 Mike Frysinger <vapier@gentoo.org>
11706 * doc/invoke.texi: Delete -mno-fma4.
11708 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
11710 PR rtl-optimization/69577
11711 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
11712 (find_subregs_of_mode): Update accordingly. Iterate over partial
11715 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
11717 * config/arm/arm-protos.h (neon_reinterpret): Remove.
11718 * config/arm/arm.c (neon_reinterpret): Remove.
11719 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
11720 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
11721 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
11722 vreinterpretti): Remove.
11723 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
11724 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
11725 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
11726 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
11727 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
11728 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
11729 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
11730 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
11731 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
11732 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
11733 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
11734 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
11735 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
11736 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
11737 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
11738 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
11739 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
11740 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
11741 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
11742 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
11743 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
11744 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
11745 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
11746 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
11747 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
11748 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
11749 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
11750 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
11751 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
11752 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
11753 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
11754 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
11755 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
11756 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
11757 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
11758 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
11759 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
11760 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
11761 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
11762 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
11763 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
11764 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
11765 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
11766 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
11767 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
11768 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
11769 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
11770 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
11771 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
11772 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
11773 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
11774 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
11775 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
11776 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
11777 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
11778 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
11779 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
11780 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
11781 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
11782 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
11783 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
11784 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
11785 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
11786 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
11787 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
11788 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
11789 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
11790 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
11791 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
11792 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
11793 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
11794 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
11795 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
11796 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
11797 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
11798 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
11799 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
11800 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
11801 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
11802 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
11803 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
11804 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
11805 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
11806 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
11807 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
11808 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
11809 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
11810 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
11811 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
11812 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
11813 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
11814 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
11815 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
11816 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
11817 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
11818 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
11819 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
11820 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
11821 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
11822 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
11823 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
11824 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
11825 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
11827 2016-02-04 Martin Liska <mliska@suse.cz>
11830 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
11831 that are gimple_store_p.
11832 (maybe_instrument_call): Likewise.
11834 2016-02-04 Bin Cheng <bin.cheng@arm.com>
11836 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
11837 register scaling out of memory reference and comment why.
11839 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11843 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
11844 folding the source of a SET.
11846 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11850 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
11851 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
11853 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
11857 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
11860 2016-02-04 Christian Bruel <christian.bruel@st.com>
11862 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
11863 * config/arm/arm.c (arm_set_current_function): Likewise.
11865 2016-02-04 Jakub Jelinek <jakub@redhat.com>
11866 Ilya Enkovich <enkovich.gnu@gmail.com>
11867 H.J. Lu <hongjiu.lu@intel.com>
11870 * config/i386/i386.c (convert_scalars_to_vector): Remove
11871 stack alignment fixes.
11872 (ix86_option_override_internal): Disable TARGET_STV if stack
11873 might not be aligned enough.
11874 (ix86_minimum_alignment): Assert that TARGET_STV is false.
11876 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
11878 * config/i386/x86-tune.def: Disable default prefetching
11881 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
11882 Vladimir Makarov <vmakarov@redhat.com>
11885 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
11886 in validating fused toc addresses.
11888 2016-02-03 Jakub Jelinek <jakub@redhat.com>
11891 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
11892 range->m_caret fields if range->m_show_caret_p is false.
11895 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
11896 Force oldval into register if it does not satisfy reg_or_short_operand
11897 predicate. Fix up formatting.
11899 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
11900 Alexandre Oliva <aoliva@redhat.com>
11903 * lra-constraints.c (simplify_operand_subreg): Check additionally
11904 address validity after potential reloading.
11905 (process_address_1): Check insns validity. In case of failure do
11908 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
11911 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
11914 2016-02-02 Jakub Jelinek <jakub@redhat.com>
11916 * wide-int.cc (canonize_uhwi): New function.
11917 (wi::divmod_internal): Use it.
11919 2016-02-02 James Norris <jnorris@codesourcery.com
11921 * gimplify.c (omp_notice_variable): Add usage check.
11923 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
11925 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
11926 like LE, GE, LT, GT when emitting relational operator.
11928 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
11930 * ira-costs.c (find_costs_and_classes): Add extra argument.
11931 * target.def (ira_change_pseudo_allocno_class): Add parameter.
11932 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
11933 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
11934 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
11935 Add best_class parameter, and return it if not ALL_REGS.
11936 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
11938 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
11939 Update target hook.
11941 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
11943 * config/aarch64/aarch64.c
11944 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
11945 (aarch64_ira_change_pseudo_allocno_class): New function.
11947 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
11950 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
11952 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
11954 * config/avr/avr.c (avr_option_override): Set
11955 PARAM_ALLOW_STORE_DATA_RACES to 1.
11957 2016-02-02 Richard Biener <rguenther@suse.de>
11959 PR tree-optimization/69595
11960 * match.pd: Add range test simplifications to true/false.
11962 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
11964 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
11965 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
11968 2016-02-02 Richard Biener <rguenther@suse.de>
11970 PR tree-optimization/69606
11971 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
11972 info on the result before moving a stmt.
11974 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
11976 PR middle-end/68542
11977 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
11978 branch with vector comparison.
11979 * config/i386/sse.md (VI48_AVX): New mode iterator.
11980 (define_expand "cbranch<mode>4): Add support for conditional branch
11981 with vector comparison.
11982 * tree-vect-loop.c (optimize_mask_stores): New function.
11983 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
11984 has_mask_store field of vect_info.
11985 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
11986 vectorized loops having masked stores after vec_info destroy.
11987 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
11988 correspondent macros.
11989 (optimize_mask_stores): Add prototype.
11991 2016-02-02 Alan Modra <amodra@gmail.com>
11994 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
11997 2016-02-02 Alan Modra <amodra@gmail.com>
12000 * config/rs6000/rs6000.c (need_toc_init): New var, set it
12001 whenever toc_label_name used.
12002 (rs6000_file_start): Don't set up toc section here,
12003 (rs6000_output_function_epilogue): do so here instead,
12004 (rs6000_xcoff_file_start): and here.
12005 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
12006 (load_toc_aix_di): Likewise.
12008 2016-02-01 Jakub Jelinek <jakub@redhat.com>
12010 PR rtl-optimization/69592
12011 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
12012 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
12013 (num_sign_bit_copies_binary_arith_p): New inline function.
12014 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
12016 2016-02-01 Jeff Law <law@redhat.com>
12018 PR tree-optimization/69580
12019 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
12020 * tree-ssa-threadbackward.c
12021 (fsm_find_control_statement_thread_paths): Do not try to walk
12022 through large PHI nodes.
12024 2016-02-01 Jakub Jelinek <jakub@redhat.com>
12026 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
12027 when count is incremented above limit, don't analyze further
12030 * omp-low.c (oacc_parse_default_dims): Avoid
12031 -Wsign-compare warning, make sure value fits into int
12032 rather than just unsigned int.
12034 2016-02-01 Bin Cheng <bin.cheng@arm.com>
12036 PR tree-optimization/67921
12037 * fold-const.c (split_tree): New parameters. Convert pointer
12038 type variable part to proper type before negating.
12039 (fold_binary_loc): Pass new arguments to split_tree.
12041 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
12043 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
12044 (nvptx_goacc_validate_dims): Extend to handle global defaults.
12045 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
12046 * doc/tm.texti: Rebuilt.
12047 * doc/invoke.texi (fopenacc-dim): Document.
12048 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
12049 (append_compiler_options): Likewise.
12050 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
12051 (oacc_parse_default_dims): New.
12052 (oacc_validate_dims): Add USED arg. Select non-unity default when
12054 (oacc_loop_fixed_partitions): Return mask of used partitions.
12055 (oacc_loop_auto_partitions): Emit dump info.
12056 (oacc_loop_partition): Return mask of used partitions.
12057 (execute_oacc_device_lower): Parse default dimension arg. Adjust
12058 loop partitioning and validation calls.
12060 2016-02-01 Richard Biener <rguenther@suse.de>
12062 PR middle-end/69556
12063 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
12065 2016-02-01 Richard Biener <rguenther@suse.de>
12067 PR tree-optimization/69574
12068 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
12069 of asserting return chrec_dont_know.
12071 2016-02-01 Martin Liska <mliska@suse.cz>
12073 * mem-stats-traits.h: Add copyright header.
12074 * mem-stats.h: Likewise.
12076 2016-02-01 Richard Biener <rguenther@suse.de>
12078 PR tree-optimization/69579
12079 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
12080 Do not propagate through abnormal PHI results.
12082 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
12084 * postreload.c (reload_cse_simplify): Remove dead code.
12086 2016-02-01 Jakub Jelinek <jakub@redhat.com>
12088 PR rtl-optimization/69570
12089 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
12090 if there is more than one set, not if there is a single set.
12092 2016-02-01 Richard Henderson <rth@redhat.com>
12095 * combine.c (make_compound_operation): When looking through a
12096 subreg, make sure to re-extend to the width of the outer mode.
12098 2016-01-30 Jakub Jelinek <jakub@redhat.com>
12100 PR tree-optimization/69546
12101 * wide-int.cc (wi::divmod_internal): For unsigned division
12102 where both operands fit into uhwi, if o1 is 1 and o0 has
12103 msb set, if divident_prec is larger than bits per hwi,
12104 clear another quotient word and return 2 instead of 1.
12105 Similarly for remainder with msb in HWI set, if dividend_prec
12106 is larger than bits per hwi.
12108 2016-01-29 Martin Jambor <mjambor@suse.cz>
12110 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
12111 Use short lowercase names.
12112 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
12113 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
12114 acq_rel one. Protect warning agains segfaults if
12115 get_memory_order_name returns NULL.
12116 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
12117 with release semantics. Do not warn if get_memory_order already did.
12118 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
12119 semantics. Fix check for relaxed or acquire semantics. Do not warn
12120 if get_memory_order already did.
12122 2016-01-29 Sebastian Pop <s.pop@samsung.com>
12124 * doc/install.texi: Document that isl-0.16 is supported.
12126 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
12129 * config/i386/constraints.md (Bm): Describe as special memory
12131 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
12132 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
12133 * genpreds.c (struct constraint_data): Add is_special_memory.
12134 (have_special_memory_constraints, special_memory_start): New
12136 (special_memory_end): Ditto.
12137 (add_constraint): Add new arg is_special_memory. Add code to
12138 process its true value. Update have_special_memory_constraints.
12139 (process_define_constraint): Pass the new arg.
12140 (process_define_register_constraint): Ditto.
12141 (choose_enum_order): Process special memory.
12142 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
12143 function insn_extra_special_memory_constraint.
12144 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
12145 * gensupport.c (process_rtx): Process
12146 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
12147 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
12148 * ira-lives.c (single_reg_class): Use
12149 insn_extra_special_memory_constraint.
12150 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
12151 * lra-constraints.c (process_alt_operands): Ditto.
12152 (curr_insn_transform): Use insn_extra_special_memory_constraint.
12153 * recog.c (asm_operand_ok, preprocess_constraints): Process
12155 * reload.c (find_reloads): Ditto.
12156 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
12157 * stmt.c (parse_input_constraint): Use
12158 insn_extra_special_memory_constraint.
12160 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
12163 * lra-splill.c (lra_final_code_change): Revert r229087 by
12164 removing all sub-registers.
12166 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
12169 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
12171 2016-01-29 Jakub Jelinek <jakub@redhat.com>
12174 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
12175 SSE1, copy target into the temporary reg first before recursing
12178 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
12180 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
12183 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
12185 * ginclude/stdarg.h: Test __cplusplus instead of
12186 __GXX_EXPERIMENTAL_CXX0X__.
12188 2016-01-29 Richard Biener <rguenther@suse.de>
12190 PR tree-optimization/69547
12191 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
12192 Do not mark clobbers necessary.
12193 (mark_all_reaching_defs_necessary_1): Likewise.
12195 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
12197 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
12198 declaration name with %qs and print it in both error messages.
12199 Also fix indentation.
12201 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
12204 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
12205 trailing blank line from error message.
12207 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
12210 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
12213 2016-01-29 Richard Biener <rguenther@suse.de>
12215 PR middle-end/69537
12216 * match.pd: Allow all integral types when simplifying a
12217 widening or sign-changing conversion.
12219 2016-01-28 Sebastian Pop <s.pop@samsung.com>
12221 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
12222 back to setting codegen_error to fail codegen.
12224 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
12227 * config/i386/constraints.md (C): Only accept constant zero operand.
12228 (BC): New constraint.
12229 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
12230 instead of C constraint.
12231 * doc/md.texi (Machine Constraints): Update description
12234 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
12237 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
12239 2016-01-28 Jakub Jelinek <jakub@redhat.com>
12241 PR middle-end/69542
12242 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
12245 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
12247 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
12248 branches if using guessed profile.
12250 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
12252 * graphite-optimize-isl.c (optimize_isl): Fix dump.
12254 2016-01-28 Richard Henderson <rth@redhat.com>
12257 * config/aarch64/aarch64-modes.def (CC_Cmode): New
12258 * config/aarch64/aarch64-protos.h: Update.
12259 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
12260 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
12261 (aarch64_get_condition_code_1): Handle CC_Cmode.
12262 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
12263 (*add<mode>3_compareC_cconly_imm): New.
12264 (*add<mode>3_compareC_cconly): New.
12265 (*add<mode>3_compareC_imm): New.
12266 (add<mode>3_compareC): New.
12267 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
12268 to be first. Use aarch64_carry_operation.
12269 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
12270 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
12271 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
12272 (subti3): Use subdi3_compare1.
12273 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
12274 (sub<mode>3_compare1): New.
12275 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
12276 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
12277 (*subsi3_carryin_uxtw): Likewise.
12278 (*ngc<mode>, *ngcsi_uxtw): Likewise.
12279 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
12280 * config/aarch64/iterators.md (DWI): New.
12281 * config/aarch64/predicates.md (aarch64_carry_operation): New.
12282 (aarch64_borrow_operation): New.
12284 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
12286 * graphite-optimize-isl.c (optimize_isl): Print a different debug
12287 message when isl does not return a valid schedule.
12289 2016-01-28 Sebastian Pop <s.pop@samsung.com>
12291 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
12292 Remove comments from class declarations: they are already in the code
12295 2016-01-28 Sebastian Pop <s.pop@samsung.com>
12297 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
12299 (ternary_op_to_tree): Same.
12300 (unary_op_to_tree): Same.
12301 (nary_op_to_tree): Same.
12302 (gcc_expression_from_isl_expr_op): Same.
12303 (gcc_expression_from_isl_expression): Same.
12304 (graphite_create_new_loop): Same.
12305 (graphite_create_new_loop_guard): Same.
12306 (build_iv_mapping): Same.
12307 (graphite_create_new_guard): Same.
12308 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
12309 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
12311 2016-01-28 Sebastian Pop <s.pop@samsung.com>
12313 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
12314 instead of setting codegen_error to fail codegen.
12316 2016-01-28 Jason Merrill <jason@redhat.com>
12318 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
12320 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
12322 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
12323 Remove CONST_INT_P check in CCMP cost calculation.
12325 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
12327 * config/aarch64/aarch64.c (generic_vector_cost):
12328 Set vec_permute_cost.
12329 (cortexa57_vector_cost): Likewise.
12330 (exynosm1_vector_cost): Likewise.
12331 (xgene1_vector_cost): Likewise.
12332 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
12333 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
12334 Add vec_permute_cost entry.
12336 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
12338 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
12340 (add<mode>3_compare0): Likewise.
12341 (addsi3_compare0_uxtw): Likewise.
12342 (add<mode>3nr_compare0): Likewise.
12343 (compare_neg<mode>): Likewise.
12344 (<optab><mode>3): Likewise.
12346 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
12348 * tree-vect-stmts.c (vectorizable_comparison): Add
12349 NULL check for vectype.
12351 2016-01-28 Richard Biener <rguenther@suse.de>
12353 PR tree-optimization/69466
12354 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
12355 Account for PHIs we couldn't duplicate.
12357 2016-01-28 Martin Liska <mliska@suse.cz>
12360 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
12361 instead of ENABLE_VALGRIND_CHECKING.
12363 2016-01-27 Richard Henderson <rth@redhat.com>
12366 * lra-remat.c (subreg_regs): New.
12367 (dump_candidates_and_remat_bb_data): Dump it.
12368 (operand_to_remat): Reject if operand in subreg_regs.
12369 (set_bb_regs): Collect subreg_regs.
12370 (lra_remat): Init and free subreg_regs. Compute
12371 calculate_local_reg_remat_bb_data before create_cands.
12373 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
12376 * config/i386/i386.c (ix86_update_stack_boundary): Don't
12377 change stack_alignment_needed for __tls_get_addr call.
12379 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
12381 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
12383 2016-01-27 Jeff Law <law@redhat.com>
12385 PR tree-optimization/68398
12386 PR tree-optimization/69196
12387 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
12388 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
12389 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
12390 Only count PHIs in the last block in the path. The others will
12391 const/copy propagate away. Add heuristic to allow more irreducible
12392 subloops to be created when it is likely profitable to do so.
12394 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
12395 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
12396 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
12398 2016-01-27 Jakub Jelinek <jakub@redhat.com>
12401 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
12402 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
12403 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
12404 * tree-streamer-in.c: Include asan.h.
12405 (streamer_get_builtin_tree): For builtins in sanitizer
12406 range call initialize_sanitizer_builtins and retry.
12408 2016-01-27 Ian Lance Taylor <iant@google.com>
12410 * common.opt (fkeep-gc-roots-live): New undocumented option.
12411 * tree-ssa-loop-ivopts.c (add_candidate_1): If
12412 -fkeep-gc-roots-live, skip pointers.
12413 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
12416 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
12419 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
12420 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
12422 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
12425 * configure.ac: NetBSD provides SSP in its C library.
12426 * configure: Updated.
12428 2016-01-27 Richard Biener <rguenther@suse.de>
12430 PR tree-optimization/69166
12431 * tree-vect-loop.c (vect_is_simple_reduction): Always check
12432 reduction code for commutativity / associativity.
12434 2016-01-27 Martin Jambor <mjambor@suse.cz>
12436 PR tree-optimization/69355
12437 * tree-sra.c (analyze_access_subtree): Correct hole detection when
12438 total_scalarization fails.
12440 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
12442 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
12445 2016-01-27 Christian Bruel <christian.bruel@st.com>
12448 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
12449 Move arm_reset_previous_fndecl and set_target_option_current_node in
12450 the conditional part. Call save_restore_target_globals.
12451 * config/arm/arm.c (arm_set_current_function):
12452 Refactor to better support #pragma target and attribute mix.
12453 Call save_restore_target_globals.
12454 * config/arm/arm-protos.h (save_restore_target_globals): New function.
12456 2016-01-27 Martin Liska <mliska@suse.cz>
12458 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
12459 reference for an HSA kernel and its host function.
12461 2016-01-27 Jakub Jelinek <jakub@redhat.com>
12463 PR tree-optimization/69399
12464 * wide-int.h (wi::lrshift): For larger precisions, only
12465 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
12467 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
12469 * config/arc/predicates.md (proper_comparison_operator): Reject
12470 constant-constant comparison.
12472 2016-01-26 Tom de Vries <tom@codesourcery.com>
12474 PR tree-optimization/69110
12475 * tree-data-ref.c (initialize_data_dependence_relation): Handle
12476 DR_NUM_DIMENSIONS == 0.
12478 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
12479 Sebastian Pop <s.pop@samsung.com>
12481 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
12482 isl_ast_op_cond and isl_ast_op_select.
12483 (gcc_expression_from_isl_expr_op): Same.
12485 2016-01-26 Jason Merrill <jason@redhat.com>
12488 * tree.c (recompute_constructor_flags): Split out from
12490 (verify_constructor_flags): New.
12491 * tree.h: Declare them.
12493 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
12495 PR rtl-optimization/69217
12496 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
12497 are no TYPE_FIELDS set for the record type.
12499 2016-01-26 Jakub Jelinek <jakub@redhat.com>
12502 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
12503 toc_label_name unconditionally.
12504 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
12505 SYMBOL_REF string. Use toc_label_name instead of constructing
12507 (rs6000_elf_declare_function_name): Use toc_label_name instead of
12508 constructing LCTOC1.
12510 2016-01-26 Martin Sebor <msebor@redhat.com>
12513 * doc/extend.texi (Common Type Attributes): Move text that talks about
12514 attribute packed from attribute aligned to the section discussing
12515 the former attribute for clarity.
12517 2016-01-26 Richard Henderson <rth@redhat.com>
12519 PR middle-end/60908
12520 * trans-mem.c (tm_region_init): Mark entry block as visited.
12522 2016-01-26 David Malcolm <dmalcolm@redhat.com>
12525 * diagnostic-show-locus.c (layout::print_source_line): Replace
12526 call to pp_newline with call to layout::print_newline.
12527 (layout::print_annotation_line): Likewise.
12528 (layout::move_to_column): Likewise.
12529 (layout::print_any_fixits): After printing any fixits, print a
12530 trailing newline, if necessary.
12531 (layout::print_newline): New method, resetting any colorization
12533 (diagnostic_show_locus): Move the pp_newline to before the
12534 early bailout. Remove dummy block enclosing the layout instance.
12535 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
12536 of pp_newline_and_flush with pp_flush.
12537 (diagnostic_append_note): Delete use of pp_newline.
12538 (diagnostic_append_note_at_rich_loc): Delete.
12539 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
12540 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
12541 when newline characters are added to the buffer.
12543 2016-01-26 Michael Matz <matz@suse.de>
12545 * configure.ac (ac_cv_std_swap_in_utility): New test.
12546 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
12547 * configure: Regenerate.
12548 * config.in: Regenerate.
12550 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
12552 * config/arc/arc.md (cstoresi4): Force operand into register.
12553 (arcset<code>): Fix predicate.
12554 (arcsetltu): Likewise.
12555 (arcsetgeu): Likewise.
12556 (arcsethi): Likewise.
12557 (arcsetls): Likewise.
12559 2016-01-26 Jakub Jelinek <jakub@redhat.com>
12561 PR tree-optimization/69483
12562 * gimple-fold.c (canonicalize_constructor_val): Return NULL
12563 if base has error_mark_node type.
12565 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
12568 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
12569 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
12571 (vget_lane_f16): Handle big-endian.
12572 (vgetq_lane_f16): Likewise.
12573 (vset_lane_f16): Likewise.
12574 (vsetq_lane_f16): Likewise.
12575 * config/arm/iterators.md (VQXMOV): Add V8HF.
12576 (VDQ): Add V4HF and V8HF.
12577 (V_reg): Handle V4HF and V8HF.
12578 (Is_float_mode): Likewise.
12579 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
12580 neon_vdup_nv8hf): New patterns.
12581 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
12582 Use VD_LANE iterator.
12583 (neon_vld1_dup<mode>): Use VQ2 iterator.
12585 2016-01-26 Nathan Sidwell <nathan@acm.org>
12587 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
12588 (set_oacc_fn_attrib): Add IS_KERNEL arg.
12589 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
12590 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
12591 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
12592 (oacc_validate_dims): Add LEVEL arg, don't return level.
12593 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
12594 oacc_validate_dims.
12595 (execute_oacc_device_lower): Adjust, add more dump output.
12596 * tree-ssa-loop.c (gate_oacc_kernels): Use
12597 oacc_fn_attrib_kernels_p.
12598 * tree-parloops.c (create_parallel_loop): Adjust
12599 set_oacc_fn_attrib call.
12601 2016-01-26 Jakub Jelinek <jakub@redhat.com>
12604 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
12605 (append_compiler_options): Handle -fcilkplus.
12606 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
12608 2016-01-26 Nick Clifton <nickc@redhat.com>
12611 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
12612 been marked as DECL_ONE_ONLY but we do not the means to make it
12613 so, then do not allow it to bind locally.
12615 2016-01-26 Jakub Jelinek <jakub@redhat.com>
12618 * opts.h (parse_sanitizer_options): New prototype.
12619 * opts.c (sanitizer_opts): New array.
12620 (parse_sanitizer_options): New function.
12621 (common_handle_option): Use parse_sanitizer_options.
12623 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
12626 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
12627 alignment adjustment to ...
12628 (ix86_update_stack_boundary): Here. Don't over-align stack for
12630 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
12631 if __tls_get_addr is called.
12633 2016-01-26 Christian Bruel <christian.bruel@st.com>
12635 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
12637 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
12639 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
12641 2016-01-26 Richard Biener <rguenther@suse.de>
12643 PR middle-end/69467
12644 * match.pd: Guard X * CST CMP 0 pattern with single_use.
12646 2016-01-26 Richard Biener <rguenther@suse.de>
12648 PR tree-optimization/69452
12649 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
12650 (move_computations_dom_walker::before_dom_children): Rename
12652 (move_computations_worker): This.
12653 (move_computations): Perform an RPO rather than a DOM walk.
12655 2016-01-26 Jakub Jelinek <jakub@redhat.com>
12658 * combine.c (combine_instructions): For REG_EQUAL note with
12659 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
12660 to the underlying register.
12661 * doc/rtl.texi (REG_EQUAL): Document the behavior of
12662 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
12664 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
12667 * config/aarch64/aarch64-builtins.c
12668 (aarch64_init_simd_builtin_types): Do not set structural
12669 equality to __Poly{8,16,64,128}_t types.
12671 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
12673 PR tree-optimization/69400
12674 * wide-int.cc (wi_pack): Take the precision as argument and
12675 perform canonicalization here rather than in the callers.
12676 Use the main loop to handle all full-width HWIs. Add a
12677 zero HWI if in_len isn't a full result.
12678 (wi::divmod_internal): Update accordingly.
12679 (wi::mul_internal): Likewise. Simplify.
12681 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
12682 Sebastian Pop <s.pop@samsung.com>
12684 * graphite-poly.c (apply_poly_transforms): Simplify.
12685 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
12686 (print_isl_map): Same.
12687 (print_isl_union_map): Same.
12688 (print_isl_schedule): New.
12689 (debug_isl_schedule): New.
12690 * graphite-dependences.c (scop_get_reads): Do not call
12691 isl_union_map_add_map that is undocumented isl functionality.
12692 (scop_get_must_writes): Same.
12693 (scop_get_may_writes): Same.
12694 (scop_get_original_schedule): Remove.
12695 (scop_get_dependences): Do not call isl_union_map_compute_flow that
12696 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
12697 (compute_deps): Remove.
12698 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
12699 (debug_schedule_ast): New.
12700 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
12701 set_separate_option.
12702 (graphite_regenerate_ast_isl): Add dump.
12703 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
12704 from scop->transformed_schedule.
12705 (graphite_regenerate_ast_isl): Add more dump.
12706 * graphite-optimize-isl.c (optimize_isl): Set
12707 scop->transformed_schedule. Check whether schedules are equal.
12708 (apply_poly_transforms): Move here.
12709 * graphite-poly.c (apply_poly_transforms): ... from here.
12710 (free_poly_bb): Static.
12711 (free_scop): Static.
12712 (pbb_number_of_iterations_at_time): Remove.
12713 (print_isl_ast): New.
12714 (debug_isl_ast): New.
12715 (debug_scop_pbb): New.
12716 * graphite-scop-detection.c (print_edge): Move.
12717 (print_sese): Move.
12718 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
12719 (build_scop_scattering): Remove.
12720 (create_pw_aff_from_tree): Assert instead of bailing out.
12721 (add_condition_to_pbb): Remove unused code, do not fail.
12722 (add_conditions_to_domain): Same.
12723 (add_conditions_to_constraints): Remove.
12724 (build_scop_context): New.
12725 (add_iter_domain_dimension): New.
12726 (build_iteration_domains): Initialize pbb->iterators.
12727 Call add_conditions_to_domain.
12730 (index_outermost_in_loop): New.
12731 (index_pbb_in_loop): New.
12732 (outermost_pbb_in): New.
12733 (add_in_sequence): New.
12734 (add_outer_projection): New.
12735 (outer_projection_mupa): New.
12736 (add_loop_schedule): New.
12737 (build_schedule_pbb): New.
12738 (build_schedule_loop): New.
12739 (embed_in_surrounding_loops): New.
12740 (build_schedule_loop_nest): New.
12741 (build_original_schedule): New.
12742 (build_poly_scop): Call build_original_schedule.
12743 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
12744 (free_poly_dr): Remove.
12745 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
12746 (free_poly_bb): Remove.
12747 (debug_loop_vec): Remove.
12748 (print_isl_ast): Declare.
12749 (debug_isl_ast): Declare.
12750 (scop_do_interchange): Remove.
12751 (scop_do_strip_mine): Remove.
12752 (scop_do_block): Remove.
12753 (flatten_all_loops): Remove.
12754 (optimize_isl): Remove.
12755 (pbb_number_of_iterations_at_time): Remove.
12756 (debug_scop_pbb): Declare.
12757 (print_schedule_ast): Declare.
12758 (debug_schedule_ast): Declare.
12759 (struct scop): Remove schedule. Add original_schedule,
12760 transformed_schedule.
12761 (free_gimple_poly_bb): Remove.
12762 (print_generated_program): Remove.
12763 (debug_generated_program): Remove.
12764 (unify_scattering_dimensions): Remove.
12765 * sese.c (print_edge): ... here.
12766 (print_sese): ... here.
12767 (debug_edge): ... here.
12768 (debug_sese): ... here.
12769 * sese.h (print_edge): Declare.
12770 (print_sese): Declare.
12771 (dump_edge): Declare.
12772 (dump_sese): Declare.
12774 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
12775 Sebastian Pop <s.pop@samsung.com>
12777 * Makefile.in: Set ISLVER in site.exp.
12779 2016-01-25 Jakub Jelinek <jakub@redhat.com>
12781 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
12782 DECL_VALUE_EXPR of new_var even for the non-array case. Look
12783 through DECL_VALUE_EXPR for expansion.
12785 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
12787 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
12788 the frame info after reload completed.
12790 2016-01-25 Jeff Law <law@redhat.com>
12792 PR tree-optimization/69196
12793 PR tree-optimization/68398
12794 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
12795 tree-ssa-threadupdate.c.
12796 (determine_bb_domination_status): Prototype
12797 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
12798 (determine_bb_domination_status): No longer static.
12799 (valid_jump_thread_path): Remove code to detect characteristics
12800 of the jump thread path not associated with correctness.
12801 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
12802 Correct test for thread path length. Count PHIs for real operands as
12803 statements that need to be copied. Do not count ASSERT_EXPRs.
12804 Look at all the blocks in the thread path. Compute and selectively
12805 filter thread paths based on threading through the latch, threading
12806 a multiway branch or crossing a multiway branch.
12808 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12810 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
12811 decl with __attribute__ ((unused)) annotation.
12813 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
12816 * tree-vect-stmts.c (vectorizable_condition): Check vectype
12817 of operands is compatible with a statement vectype.
12819 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
12821 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
12822 improve wording for mixed storage order support.
12824 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
12826 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
12827 (vcvt_u64_f64): Likewise.
12828 (vcvta_s64_f64): Likewise.
12829 (vcvta_u64_f64): Likewise.
12830 (vcvtm_s64_f64): Likewise.
12831 (vcvtm_u64_f64): Likewise.
12832 (vcvtn_s64_f64): Likewise.
12833 (vcvtn_u64_f64): Likewise.
12834 (vcvtp_s64_f64): Likewise.
12835 (vcvtp_u64_f64): Likewise.
12837 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
12839 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
12840 (arc_init): Check validity mll64 option.
12841 (arc_save_restore): Use double load/store instruction.
12842 (arc_expand_movmem): Likewise.
12843 (arc_split_move): Don't split if we have double load/store
12844 instructions. Returns a boolean.
12845 (arc_process_double_reg_moves): Change function to return boolean
12846 instead of a sequence of instructions.
12847 (arc_dwarf_register_span): New function.
12848 * config/arc/arc-protos.h (arc_split_move): Change prototype.
12849 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
12850 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
12851 (*movdf_insn): Likewise.
12852 * config/arc/arc.opt (mll64): New option.
12853 * config/arc/predicates.md (even_register_operand): New predicate.
12854 * doc/invoke.texi (ARC Options): Add mll64 documentation.
12856 2016-01-25 Richard Biener <rguenther@suse.de>
12859 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
12860 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
12862 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
12864 2016-01-25 Richard Biener <rguenther@suse.de>
12866 PR tree-optimization/69376
12867 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
12869 (VN_INFO_ANTI_RANGE_P): New inline.
12870 (VN_INFO_RANGE_TYPE): Likewise.
12871 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
12872 SSA_NAME_ANTI_RANGE_P.
12873 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
12874 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
12875 Properly query VN_INFO_RANGE_TYPE.
12877 2016-01-25 Nick Clifton <nickc@redhat.com>
12880 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
12882 2016-01-23 Tom de Vries <tom@codesourcery.com>
12884 PR tree-optimization/69426
12885 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
12888 2016-01-23 Jakub Jelinek <jakub@redhat.com>
12890 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
12891 "the the" with "the" in the comments.
12892 * ipa-devirt.c (build_type_inheritance_graph,
12893 update_type_inheritance_graph): Likewise.
12894 * tree.c (build_function_type_list_1): Likewise.
12895 * cfgloopmanip.c (scale_loop_profile): Likewise.
12896 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
12897 * gimple-ssa-split-paths.c
12898 (find_block_to_duplicate_for_splitting_paths): Likewise.
12899 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
12900 * expr.c (convert_move): Likewise.
12901 * var-tracking.c (vt_stack_adjustments): Likewise.
12902 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
12903 * tree-vrp.c (test_for_singularity): Likewise.
12905 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
12906 directly instead of building a temporary tree.
12909 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
12910 remove <algorithm> include.
12912 2016-01-22 Jakub Jelinek <jakub@redhat.com>
12915 * config/i386/i386.c: Include dojump.h.
12916 (expand_small_movmem_or_setmem,
12917 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
12919 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
12920 if dynamic_check != -1.
12922 2016-01-21 Jeff Law <law@redhat.com>
12924 PR middle-end/69347
12925 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
12926 record_temporary_equivalences. Rewritten to avoid unnecessary calls
12927 into dominated_by_p.
12928 (cprop_into_successor_phis): Avoid unnecessary tests.
12930 2016-01-22 Richard Henderson <rth@redhat.com>
12933 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
12934 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
12936 2016-01-22 Michael Matz <matz@suse.de>
12938 * system.h (string, algorithm): Include only conditionally.
12939 (new): Include always under C++.
12940 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
12941 * final.c (toplevel): Ditto.
12942 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
12943 * genconditions.c (write_header): Make gencondmd.c define
12945 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
12947 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
12948 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
12950 2016-01-22 Christian Bruel <christian.bruel@st.com>
12953 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
12955 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12958 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
12959 define_insn_and_split. Ensure operands[1] and operands[0] do not
12960 get assigned the same register.
12962 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
12964 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
12966 2016-01-22 Christian Bruel <christian.bruel@st.com>
12968 * config/arm/arm-c.c (arm_pragma_target_parse):
12969 Remove warn_builtin_macro_redefined overwrite.
12971 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
12973 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
12974 flag_non_call_exceptions compatibility.
12976 2016-01-22 Jakub Jelinek <jakub@redhat.com>
12979 * dwarf2out.c (add_child_die_after): New function.
12980 (dwarf_qual_info_t): New type.
12981 (dwarf_qual_info): New variable.
12982 (qualified_die_p): New function.
12983 (modified_type_die): For -fdebug-types-section, ensure
12984 canonical order of qualifiers. Put qualified DIEs adjacent
12985 to the corresponding non-qualified type DIE and search there
12986 for existing qualified DIEs.
12988 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
12990 * doc/extend.texi (scalar_storage_order type attribute): Document
12991 restriction on type punning and aliasing, and remove future tense.
12993 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
12996 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
12999 2016-01-21 Jeff Law <law@redhat.com>
13001 PR middle-end/69347
13002 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
13003 useless call to record_temporary_equivalences.
13004 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
13005 allocate 10 slots in the bb_path vector and let it grow as needed.
13006 (fsm_find_control_statement_thread_paths): Similarly for the next_path
13009 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
13011 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
13013 * configure: Regenerate.
13015 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
13017 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
13018 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
13020 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
13022 PR middle-end/66178
13023 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
13024 drop EXPAND_INITIALIZER.
13025 * rtl.h (contains_symbolic_reference_p): Declare.
13026 * rtlanal.c (contains_symbolic_reference_p): New function.
13027 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
13028 a subtraction into a NOT if symbolic constants are involved.
13030 2016-01-21 Anton Blanchard <anton@samba.org>
13031 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13034 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
13036 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
13039 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
13041 * config/microblaze/microblaze.c
13042 (get_branch_target): New.
13043 (insert_wic_for_ilb_runout): New.
13045 (microblaze_machine_dependent_reorg): New.
13046 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
13047 * config/microblaze/microblaze.md
13048 (UNSPEC_IPREFETCH): Define.
13049 (iprefetch): New pattern
13050 * config/microblaze/microblaze.opt
13051 (mxl-prefetch): New flag.
13053 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
13055 * config/microblaze/microblaze.h
13056 (FIXED_REGISTERS): Update in macro.
13057 (CALL_USED_REGISTERS): Update in macro.
13059 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
13061 PR rtl-optimization/68920
13062 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
13065 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
13067 PR rtl-optimization/68990
13068 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
13069 pseudo instead of inheritance ones.
13071 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
13072 Nick Clifton <nickc@redhat.com>
13076 * config/mips/mips.c (mips_compute_frame_info): Initialise
13077 args_size and hard_frame_pointer_offset fields of the frame
13078 structure before calling mips_global_pointer.
13080 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
13082 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
13084 * configure: Regenerate.
13086 2016-01-21 Richard Biener <rguenther@suse.de>
13088 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
13090 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
13092 * config/s390/s390.c (s390_asm_declare_function_size): Add code
13093 to actually emit the .size directive.
13095 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
13096 Jakub Jelinek <jakub@redhat.com>
13100 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
13101 args array size by one to avoid buffer overflow.
13103 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
13105 * config/s390/s390.md (pool_section_start): Use switch_to_section
13106 to select proper read-only data section instead of hardcoding
13108 (pool_section_end): Use switch_to_section to match the above.
13110 2016-01-21 Richard Biener <rguenther@suse.de>
13112 PR tree-optimization/69378
13113 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
13114 (set_ssa_val_to): Use it for dominance checks taking into
13115 account not executable edges.
13117 2016-01-21 Jakub Jelinek <jakub@redhat.com>
13120 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
13121 for bitsize instead of GET_MODE_PRECISION (mode).
13123 2016-01-20 Martin Sebor <msebor@redhat.com>
13126 * extend.texi (__sync Builtins): Clarify the semantics of
13127 __sync_fetch_and_OP built-ins on pointers.
13128 (__atomic Builtins): Same.
13130 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
13131 Sebastian Pop <s.pop@samsung.com>
13133 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
13134 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
13135 (is_valid_rename): Same.
13136 (translate_isl_ast_to_gimple::get_rename): Same.
13137 (translate_isl_ast_to_gimple::rename_all_uses): Same.
13138 (translate_isl_ast_to_gimple::rename_uses): Same.
13139 (get_new_name): Check for close_phi nodes.
13140 (copy_loop_phi_args): Use phi_node_kind.
13141 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
13142 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
13144 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
13145 Sebastian Pop <s.pop@samsung.com>
13147 Revert commit r229783.
13148 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
13149 Remove use of parameter_rename_map.
13150 (copy_def): Remove.
13151 (copy_internal_parameters): Remove.
13152 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
13153 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
13154 (free_sese_info): Do not free parameter_rename_map.
13155 (set_rename): Do not use parameter_rename_map.
13156 (rename_uses): Update call to set_rename.
13157 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
13158 * sese.h (parameter_rename_map_t): Remove.
13159 (struct sese_info_t): Remove field parameter_rename_map.
13161 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
13162 Sebastian Pop <s.pop@samsung.com>
13164 * graphite-isl-ast-to-gimple.c: Fix comment.
13165 * graphite-scop-detection.c (defined_in_loop_p): New.
13166 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
13167 names defined in loop.
13169 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
13170 Sebastian Pop <s.pop@samsung.com>
13172 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
13173 Discard unstructured if-then-else regions.
13175 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
13176 Sebastian Pop <s.pop@samsung.com>
13178 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
13179 (cleanup_loop_iter_dom): Remove.
13180 (build_loop_iteration_domains): Remove.
13181 (build_scop_context): Remove.
13182 (build_scop_iteration_domain): Remove.
13183 (add_loop_constraints): New.
13184 (build_iteration_domains): New.
13185 (build_poly_scop): Call build_iteration_domains.
13187 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
13188 Sebastian Pop <s.pop@samsung.com>
13190 * graphite-scop-detection.c
13191 (scop_detection::harmful_loop_in_region): Free dom and loops.
13192 (scop_detection::loop_body_is_valid_scop): Free bbs.
13194 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
13195 Sebastian Pop <s.pop@samsung.com>
13197 * graphite-scop-detection.c (record_loop_in_sese): New.
13198 (gather_bbs::before_dom_children): Call record_loop_in_sese.
13199 (build_scops): Remove call to build_sese_loop_nests.
13200 * sese.c (sese_record_loop): Remove.
13201 (build_sese_loop_nests): Remove.
13202 (new_sese_info): Remove region->loops.
13203 (free_sese_info): Same.
13204 * sese.h (sese_contains_loop): Same.
13205 (build_sese_loop_nests): Remove.
13206 (sese_contains_loop): Remove.
13208 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
13209 Sebastian Pop <s.pop@samsung.com>
13211 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
13212 loop_is_valid_in_scop.
13213 (scop_detection::harmful_stmt_in_region): Renamed
13214 harmful_loop_in_region.
13215 Call loop_is_valid_in_scop.
13217 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
13218 Sebastian Pop <s.pop@samsung.com>
13220 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
13223 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
13224 Sebastian Pop <s.pop@samsung.com>
13226 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
13227 * graphite.h (struct poly_bb): Remove field is_reduction.
13228 (PBB_IS_REDUCTION): Remove.
13230 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
13231 Sebastian Pop <s.pop@samsung.com>
13233 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
13234 (add_pdr_constraints): Same.
13235 (scop_get_reads): Same.
13236 (scop_get_must_writes): Same.
13237 (scop_get_may_writes): Same.
13238 (scop_get_original_schedule): Same.
13239 (extend_schedule): Same.
13240 (apply_schedule_on_deps): Same.
13241 (carries_deps): Same.
13242 (compute_deps): Same.
13243 (scop_get_dependences): Same.
13244 * graphite-isl-ast-to-gimple.c
13245 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
13246 * graphite-optimize-isl.c (get_schedule_for_band): Same.
13247 (get_schedule_for_band_list): Same.
13248 (get_schedule_map): Same.
13249 (apply_schedule_map_to_scop): Same.
13250 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
13251 (build_loop_iteration_domains): Same.
13252 (add_condition_to_pbb): Same.
13253 (add_param_constraints): Same.
13254 (pdr_add_memory_accesses): Same.
13255 (pdr_add_data_dimensions): Same.
13257 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
13259 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
13262 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
13264 * common.opt (feliminate-dwarf2-dups): Replace references to
13265 "DWARF 2" with just "DWARF".
13266 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
13267 * doc/extend.texi: Likewise.
13268 * doc/cpp.texi: Likewise.
13269 * doc/invoke.texi: Likewise.
13270 (Option Summary): Add -gdwarf to list of Debugging Options.
13271 (Debugging Options): Document -gdwarf.
13272 * doc/contrib.texi: Spell "DWARF" like that.
13274 2016-01-21 Jakub Jelinek <jakub@redhat.com>
13276 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
13277 warning. Fix up formatting.
13279 PR middle-end/67653
13280 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
13281 attempt to mark memory input operand addressable and
13282 call prepare_gimple_addressable in that case. Don't adjust
13283 input_location for diagnostics, use error_at instead.
13285 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
13287 * config/rs6000/ppc-auxv.h: New file.
13288 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
13289 (cpu_is): Likewise.
13290 (cpu_supports): Likewise.
13291 * config/rs6000/rs6000.c: include "ppc-auxv.h".
13292 (cpu_is_info): New variable.
13293 (cpu_supports_info): Likewise.
13294 (tcb_verification_symbol): Likewise.
13295 (cpu_builtin_p): Likewise.
13296 (cpu_expand_builtin): New function.
13297 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
13298 (rs6000_init_builtins): Likewise.
13299 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
13300 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
13301 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
13302 * configure: Regenerate.
13303 * config.in: Likewise.
13304 * doc/extend.texi (PowerPC Built-in Functions): Document
13305 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
13307 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
13310 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
13312 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
13315 2016-01-20 Richard Henderson <rth@redhat.com>
13321 * tree.c (tm_define_builtin): New.
13322 (find_tm_vector_type): New.
13323 (build_tm_vector_builtins): New.
13324 (build_common_builtin_nodes): Call it.
13326 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
13328 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
13329 (arm_fp_ok): Likewise.
13330 (arm_fp): Likewise.
13331 (arm_crypto): Likewise.
13333 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
13334 Richard Biener <rguenther@suse.de>
13336 PR tree-optimization/69328
13337 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
13338 vectors have same number of elements.
13339 (vectorizable_condition): Fix masked version recognition.
13341 2016-01-20 Richard Biener <rguenther@suse.de>
13343 PR tree-optimization/69345
13344 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
13345 (VN_INFO_PTR_INFO): Likewise.
13346 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
13347 info when it is equal between non-dominating SSA names.
13348 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
13349 Make sure to look at original SSA infos.
13351 2016-01-20 Jeff Law <law@redhat.com>
13354 * config/m68k/predicates.md (pow2_m1_operand): New predicate
13356 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
13357 (pc_or_label_operand): New predicate.
13358 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
13359 tests for small integers that are 2^n - 1.
13361 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
13363 * doc/invoke.texi (Options Summary): Add '.' after @xref.
13365 2016-01-19 Jeff Law <law@redhat.com>
13367 PR middle-end/69347
13368 * tree-ssa-threadbackwards.c
13369 (fsm_find_control_statement_thread_paths): Do not try to lookup
13370 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
13372 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
13374 * doc/lto.texi: Remove text that says only Gold has linker plugin
13377 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
13379 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
13380 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
13381 the DIE accordingly.
13382 (modified_type_die): Add REVERSE parameter and pass it recursively,
13383 as well as to base_type_die. Adjust presence check accordingly.
13384 (base_type_for_mode): Adjust call to modified_type_die.
13385 (add_type_attribute): Add REVERSE parameter and pass it to
13387 (generic_parameter_die): Adjust call to add_type_attribute.
13388 (add_scalar_info): Likewise.
13389 (add_subscript_info): Likewise.
13390 (gen_array_type_die): Likewise.
13391 (gen_descr_array_type_die): Likewise.
13392 (gen_entry_point_die): Likewise.
13393 (gen_enumeration_type_die): Likewise.
13394 (gen_formal_parameter_die): Likewise.
13395 (gen_subprogram_die): Likewise.
13396 (gen_variable_die ): Likewise.
13397 (gen_const_die): Likewise.
13398 (gen_field_die): Likewise.
13399 (gen_pointer_type_die): Likewise.
13400 (gen_reference_type_die): Likewise.
13401 (gen_ptr_to_mbr_type_die): Likewise.
13402 (gen_inheritance_die): Likewise.
13403 (gen_subroutine_type_die): Likewise.
13404 (gen_typedef_die): Likewise.
13405 (force_type_die): Adjust call to modified_type_die.
13407 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
13409 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
13410 flow throughout the file. Fix broken link to Objective-C 2.0
13412 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
13415 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
13417 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
13419 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
13422 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
13423 (maybe_record_node): Record cxa_pure_virtual as the only possible
13424 target if there are not ohter candidates.
13425 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
13427 2016-01-19 Richard Biener <rguenther@suse.de>
13429 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
13430 (get_memory_order): Likewise.
13432 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
13434 * tree-vect-stmts.c (vectorizable_store): Check
13437 2016-01-19 David Malcolm <dmalcolm@redhat.com>
13440 * gcc.c (driver::decode_argv): Add call to
13441 init_opts_obstack before init_options_struct.
13442 * opts.c (init_opts_obstack): Remove idempotency.
13443 (init_options_struct): Replace call to init_opts_obstack
13444 with a gcc_assert to verify that it has already been called.
13445 * toplev.c (toplev::main): Add call to init_opts_obstack before
13446 calls to init_options_struct.
13447 (toplev::finalize): Move cleanup of opts_obstack next to
13448 cleanup of save_decoded_options, clearing the latter, and
13449 save_decoded_options_count.
13451 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13454 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
13455 attribute to unconditional. Remove %? from output template.
13457 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
13458 Jiong Wang <jiong.wang@arm.com>
13460 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
13461 generated from different expand order.
13463 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
13465 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
13466 Add support for CCMP costing.
13468 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
13470 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
13471 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
13472 (fccmpe<mode>): Likewise.
13473 (fcmp): Rename to fcmp and globalize pattern.
13475 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
13476 (aarch64_gen_ccmp_next): Add FP support.
13478 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
13480 * target.def (gen_ccmp_first): Update documentation.
13481 (gen_ccmp_next): Likewise.
13482 * doc/tm.texi (gen_ccmp_first): Update documentation.
13483 (gen_ccmp_next): Likewise.
13484 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
13485 expand_ccmp_expr_1. Improve comments.
13486 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
13487 (ccmp_ior<mode>): Remove pattern.
13488 (cmp<mode>): Remove expand.
13489 (cmp): Globalize pattern.
13490 (cstorecc4): Use cc_register.
13491 (mov<mode>cc): Remove ccmp_cc_register check.
13492 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
13493 Simplify after removal of CC_DNE/* modes.
13494 (aarch64_ccmp_mode_to_code): Remove.
13495 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
13496 In 'k' case use integer as condition.
13497 (aarch64_nzcv_codes): Remove inverted cases.
13498 (aarch64_code_to_ccmode): Remove.
13499 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
13500 comparison with CC register to be used in folowing CCMP/branch/CSEL.
13501 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
13502 pattern. Return the comparison with CC register. Invert conditions
13503 when bitcode is OR.
13504 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
13505 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
13507 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
13509 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
13510 instrumented_version.
13512 2016-01-19 Richard Biener <rguenther@suse.de>
13514 PR tree-optimization/69336
13515 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
13516 handled components with get_ref_base_and_extent.
13517 (equal_mem_array_ref_p): Adjust.
13519 2016-01-19 Jakub Jelinek <jakub@redhat.com>
13522 * shrink-wrap.c: Include valtrack.h.
13523 (move_insn_for_shrink_wrap): Add DEBUG argument. If
13524 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
13525 in between insn and where it will be moved to. Call
13526 dead_debug_insert_temp.
13527 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
13528 first and dead_debug_local_finish at the end.
13529 For uses and defs bitmap, handle all regs in between REGNO and
13530 END_REGNO, not just the first one.
13532 2016-01-19 Richard Biener <rguenther@suse.de>
13534 PR tree-optimization/69352
13535 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
13536 (equal_mem_array_ref_p): Constrain size and max size properly.
13537 Compare the reverse flag.
13539 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
13541 * ira.c (ira): Update regstat data if we deleted insns.
13543 2016-01-19 Jakub Jelinek <jakub@redhat.com>
13545 PR rtl-optimization/68955
13546 PR rtl-optimization/64557
13547 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
13548 here. Fix up formatting.
13549 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
13551 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
13554 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
13555 assume that the node has body.
13556 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
13559 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
13561 * lto-streamer-out.c (lto_output): Do not stream instrumentation
13564 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
13566 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
13567 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
13569 2016-01-19 Martin Jambor <mjambor@suse.cz>
13570 Martin Liska <mliska@suse.cz>
13571 Michael Matz <matz@suse.de>
13573 * Makefile.in (OBJS): Add new source files.
13574 (GTFILES): Add hsa.c.
13575 * common.opt (disable_hsa): New variable.
13576 (-Whsa): New warning.
13577 * config.in (ENABLE_HSA): New.
13578 * configure.ac: Treat hsa differently from other accelerators.
13579 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
13580 $enable_offloading.
13581 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
13582 * doc/install.texi (Configuration): Document --with-hsa-runtime,
13583 --with-hsa-runtime-include, --with-hsa-runtime-lib and
13584 --with-hsa-kmt-lib.
13585 * doc/invoke.texi (-Whsa): Document.
13586 (hsa-gen-debug-stores): Likewise.
13587 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
13588 to invoke offload compiler for hsa acclerator.
13589 * opts.c (common_handle_option): Determine whether HSA offloading
13590 should be performed.
13591 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
13592 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
13593 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
13594 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
13595 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
13596 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
13597 GF_OMP_FOR_KIND_GRID_LOOP.
13598 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
13599 (pp_gimple_stmt_1): Likewise.
13600 * gimple-walk.c (walk_gimple_stmt): Likewise.
13601 * gimple.c (gimple_build_omp_grid_body): New function.
13602 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
13603 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
13604 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
13605 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
13606 GF_OMP_TEAMS_GRID_PHONY.
13607 (gimple_statement_omp_single_layout): Updated comments.
13608 (gimple_build_omp_grid_body): New function.
13609 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
13610 (gimple_omp_for_grid_phony): New function.
13611 (gimple_omp_for_set_grid_phony): Likewise.
13612 (gimple_omp_parallel_grid_phony): Likewise.
13613 (gimple_omp_parallel_set_grid_phony): Likewise.
13614 (gimple_omp_teams_grid_phony): Likewise.
13615 (gimple_omp_teams_set_grid_phony): Likewise.
13616 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
13617 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
13618 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
13619 (BUILT_IN_GOMP_TARGET): Updated type.
13620 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
13621 (adjust_for_condition): New function.
13622 (get_omp_for_step_from_incr): Likewise.
13623 (extract_omp_for_data): Moved parts to adjust_for_condition and
13624 get_omp_for_step_from_incr.
13625 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
13626 (fixup_child_record_type): Bail out if receiver_decl is NULL.
13627 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
13628 (scan_omp_parallel): Do not create child functions for phony
13630 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
13631 (scan_omp_1_op): Checking assert we are not remapping to
13632 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
13633 (parallel_needs_hsa_kernel_p): New function.
13634 (expand_parallel_call): Register apprpriate parallel child
13635 functions as HSA kernels.
13636 (grid_launch_attributes_trees): New type.
13637 (grid_attr_trees): New variable.
13638 (grid_create_kernel_launch_attr_types): New function.
13639 (grid_insert_store_range_dim): Likewise.
13640 (grid_get_kernel_launch_attributes): Likewise.
13641 (get_target_argument_identifier_1): Likewise.
13642 (get_target_argument_identifier): Likewise.
13643 (get_target_argument_value): Likewise.
13644 (push_target_argument_according_to_value): Likewise.
13645 (get_target_arguments): Likewise.
13646 (expand_omp_target): Call get_target_arguments instead of looking
13647 up for teams and thread limit.
13648 (grid_expand_omp_for_loop): New function.
13649 (grid_arg_decl_map): New type.
13650 (grid_remap_kernel_arg_accesses): New function.
13651 (grid_expand_target_kernel_body): New function.
13652 (expand_omp): Call it.
13653 (lower_omp_for): Do not emit phony constructs.
13654 (lower_omp_taskreg): Do not emit phony constructs but create for them
13655 a temporary variable receiver_decl.
13656 (lower_omp_taskreg): Do not emit phony constructs.
13657 (lower_omp_teams): Likewise.
13658 (lower_omp_grid_body): New function.
13659 (lower_omp_1): Call it.
13660 (grid_reg_assignment_to_local_var_p): New function.
13661 (grid_seq_only_contains_local_assignments): Likewise.
13662 (grid_find_single_omp_among_assignments_1): Likewise.
13663 (grid_find_single_omp_among_assignments): Likewise.
13664 (grid_find_ungridifiable_statement): Likewise.
13665 (grid_target_follows_gridifiable_pattern): Likewise.
13666 (grid_remap_prebody_decls): Likewise.
13667 (grid_copy_leading_local_assignments): Likewise.
13668 (grid_process_kernel_body_copy): Likewise.
13669 (grid_attempt_target_gridification): Likewise.
13670 (grid_gridify_all_targets_stmt): Likewise.
13671 (grid_gridify_all_targets): Likewise.
13672 (execute_lower_omp): Call grid_gridify_all_targets.
13673 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
13674 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
13675 (tree_omp_clause): Added union field dimension.
13676 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
13677 * tree.c (omp_clause_num_ops): Added number of arguments of
13678 OMP_CLAUSE__GRIDDIM_.
13679 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
13680 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
13681 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
13682 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
13683 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
13684 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
13685 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
13686 * tree-pass.h (make_pass_gen_hsail): Declare.
13687 (make_pass_ipa_hsa): Likewise.
13688 * ipa-hsa.c: New file.
13689 * lto-section-in.c (lto_section_name): Add hsa section name.
13690 * lto-streamer.h (lto_section_type): Add hsa section.
13691 * timevar.def (TV_IPA_HSA): New.
13692 * hsa-brig-format.h: New file.
13693 * hsa-brig.c: New file.
13694 * hsa-dump.c: Likewise.
13695 * hsa-gen.c: Likewise.
13698 * toplev.c (compile_file): Call hsa_output_brig.
13699 * hsa-regalloc.c: New file.
13701 2016-01-18 Jeff Law <law@redhat.com>
13703 PR tree-optimization/69320
13704 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
13705 ranged object, do nothing if the RHS constant is not [0..1].
13706 (optimize_stmt): Comparing a boolean ranged object against a
13707 constant outside [0..1] results in a compile-time constant.
13709 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
13712 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
13714 * doc/invoke.texi (Invoking GCC): Add new section to menu.
13715 (Option Summary): Update to reflect new section and moved options.
13716 (C++ Dialect Options): Move -fstats to new section.
13717 (Debugging Options): Move all dump, statistics, and other GCC
13718 developer options to new section. Rewrite section introduction
13719 and re-order remaining options to put the more basic ones first.
13720 (Optimization Options): Move -fira-verbose and -flto-report* to
13722 (Developer Options): New section incorporating moved options.
13723 * doc/cppopts.texi (-dM): Update cross-reference.
13725 2016-01-18 Richard Henderson <rth@redhat.com>
13728 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
13729 operands to pseudo only if CSE is expected. Split long immediate
13730 operands only after reload, and for the stack pointer.
13731 (*add<GPI>3_pluslong): Remove.
13732 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
13733 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
13734 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
13735 (*add<GPI>3 peepholes): New.
13736 (*add<GPI>3 splitters): New.
13737 * config/aarch64/constraints.md (Upl): New.
13738 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
13740 2016-01-18 Richard Biener <rguenther@suse.de>
13742 PR tree-optimization/69297
13743 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
13745 (vect_bb_vectorization_profitable_p): Clear visited flag again.
13747 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
13749 PR middle-end/68542
13750 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
13751 of mixind vector and scalar types.
13752 (fold_relational_const): Add handling of vector
13753 comparison with boolean result.
13754 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
13755 comparison of vector operands with boolean result for EQ/NE only.
13756 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
13757 (verify_gimple_cond): Likewise.
13758 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
13761 2016-01-18 Joseph Myers <joseph@codesourcery.com>
13763 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
13766 2016-01-18 Richard Biener <rguenther@suse.de>
13768 PR middle-end/69308
13769 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
13771 2016-01-18 Tom de Vries <tom@codesourcery.com>
13773 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
13775 2016-01-18 Tom de Vries <tom@codesourcery.com>
13777 * omp-low.c (set_oacc_fn_attrib): Make extern.
13778 * omp-low.h (set_oacc_fn_attrib): Declare.
13779 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
13780 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
13781 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
13782 Add and handle function parameter oacc_kernels_p.
13783 (find_reduc_addr, get_omp_data_i_param): New function.
13784 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
13785 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
13786 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
13787 Calculate dominance info. Skip loops that are not in a kernels region
13788 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
13789 (pass_parallelize_loops::execute): Call parallelize_loops with
13790 oacc_kernels_p argument.
13791 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
13792 New member function.
13793 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
13794 * passes.def: Add argument to pass_parallelize_loops instantation.
13796 2016-01-18 Tom de Vries <tom@codesourcery.com>
13798 * tree-parloops.c (pass_parallelize_loops::execute): Allow
13799 pass_parallelize_loops to be run outside the loop pipeline.
13801 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
13803 * tree-scalar-evolution.c (follow_copies_to_constant): New.
13804 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
13806 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
13809 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
13810 using get_ref_base_and_extent.
13811 (equal_mem_array_ref_p): New.
13812 (hashable_expr_equal_p): Add call to previous.
13814 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
13817 * tree-sra.c (disqualified_constants, constant_decl_p): New.
13818 (sra_initialize): Allocate disqualified_constants.
13819 (sra_deinitialize): Free disqualified_constants.
13820 (disqualify_candidate): Update disqualified_constants when appropriate.
13821 (create_access): Scan for constant-pool entries as we go along.
13822 (scalarizable_type_p): Add check against type_contains_placeholder_p.
13823 (maybe_add_sra_candidate): Allow constant-pool entries.
13824 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
13825 (initialize_constant_pool_replacements): New.
13826 (sra_modify_assign): Avoid mangling assignments created by previous,
13827 and don't generate writes into constant pool.
13828 (sra_modify_function_body): Call initialize_constant_pool_replacements.
13830 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
13832 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
13833 andnot instruction.
13834 (scalar_chain::convert_op): Likewise.
13835 * config/i386/i386.md (*andndi3_doubleword): New.
13837 2016-01-18 Richard Biener <rguenther@suse.de>
13839 PR tree-optimization/69170
13840 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
13841 building a vector from scalar results of a pattern stmt.
13843 2016-01-18 Jakub Jelinek <jakub@redhat.com>
13845 * haifa-sched.c (autopref_multipass_init): Work around
13846 -Wmaybe-uninitialized warning.
13848 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
13850 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
13851 against the constant 0.
13853 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13855 PR tree-optimization/68799
13856 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
13857 look up phi candidates in the statement-candidate map.
13858 (phi_add_costs): Likewise.
13859 (record_phi_increments): Likewise.
13860 (phi_incr_cost): Likewise.
13861 (ncd_with_phi): Likewise.
13862 (all_phi_incrs_profitable): Likewise.
13864 2016-01-17 Jakub Jelinek <jakub@redhat.com>
13866 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
13867 -Wmaybe-uninitialized warning.
13869 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
13871 * doc/invoke.texi (Invoking GCC): Add new section to menu.
13872 (Option Summary): Update to reflect new section and moved options.
13873 (C++ Dialect Options): Move -fvtable-verify and related options.
13874 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
13875 and profiling-related options.
13876 (Optimization Options): Move profile generation options and
13877 -fstack-protector and related options.
13878 (Instrumentation Options): New section incorporating moved options.
13879 (Code Generation Options): Move -finstrument-functions and
13880 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
13882 2016-01-16 Tom de Vries <tom@codesourcery.com>
13884 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
13886 2016-01-16 Tom de Vries <tom@codesourcery.com>
13888 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
13890 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
13892 * hash-table.h (hash_table::empty): Turn into an inline wrapper
13893 that checks whether the table is already empty. Rename the
13894 original implementation to...
13895 (hash_table::empty_slot): ...this new private function.
13897 2016-01-15 David Malcolm <dmalcolm@redhat.com>
13899 PR diagnostic/68899
13900 * diagnostic-show-locus.c (layout::print_source_line): Move x
13901 offset of line until after call to
13902 get_line_width_without_trailing_whitespace.
13904 2016-01-15 Jeff Law <law@redhat.com>
13906 PR tree-optimization/69270
13907 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
13908 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
13909 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
13910 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
13911 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
13912 ssa_name_has_boolean_range and constant_boolean_node.
13914 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
13916 PR rtl-optimization/69030
13917 * lra-spills.c (remove_pseudos): Check nrefs and make the function
13919 (spill_pseudos): Delete debug insn for dead pseudo.
13920 (lra_spill): Initiate spill_hard_reg and slots memory separately.
13922 2016-01-15 Jiong Wang <jiong.wang@arm.com>
13924 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
13926 (TYPES_UNOPUS): Likewise.
13927 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
13928 builtin type, from UNOP to UNOPUS.
13929 (lbtruncuv4sf): Likewise.
13930 (lbtruncuv2df): Likewise.
13931 (lrounduv2sf): Likewise.
13932 (lrounduv4sf): Likewise.
13933 (lrounduv2df): Likewise.
13934 (lroundusf): Likewise.
13935 (lroundusf): Likewise.
13936 (lceiluv2sf): Likewise.
13937 (lceiluv4sf): Likewise.
13938 (lceiluv2df): Likewise.
13939 (lceilusf): Likewise.
13940 (lceiludf): Likewise.
13941 (lflooruv2sf): Likewise.
13942 (lflooruv4sf): Likewise.
13943 (lflooruv2df): Likewise.
13944 (lfloorusf): Likewise.
13945 (lfloorudf): Likewise.
13946 (lfrintnuv2sf): Likewise.
13947 (lfrintnuv4sf): Likewise.
13948 (lfrintnuv2df): Likewise.
13949 (lfrintnusf): Likewise.
13950 (lfrintnudf): Likewise.
13951 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
13953 (vcvtq_u32_f32): Likewise.
13954 (vcvtq_u64_f64): Likewise.
13955 (vcvta_u32_f32): Likewise.
13956 (vcvtaq_u32_f32): Likewise.
13957 (vcvtaq_u64_f64): Likewise.
13958 (vcvtm_u32_f32): Likewise.
13959 (vcvtmq_u32_f32): Likewise.
13960 (vcvtmq_u64_f64): Likewise.
13961 (vcvtn_u32_f32): Likwise.
13962 (vcvtnq_u32_f32): Likewise.
13963 (vcvtnq_u64_f64): Likewise.
13964 (vcvtp_u32_f32): Likewise.
13965 (vcvtpq_u32_f32): Likewise.
13966 (vcvtpq_u64_f64): Likewise.
13967 (vcvtmd_u64_f64): Likewise.
13968 (vcvtms_u32_f32): Likewise.
13969 (vcvtad_u64_f64): Likewise.
13970 (vcvtas_u32_f32): Likewise.
13971 (vcvtnd_u64_f64): Likewise.
13972 (vcvtns_u32_f32): Likewise.
13973 (vcvtpd_u64_f64): Likewise.
13974 (vcvtps_u32_f32): Likewise.
13976 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13978 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
13979 CSEL of zero_extended registers.
13981 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13983 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
13984 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
13986 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13988 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
13989 false when argument string is not found in the attributes table
13992 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
13995 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
13996 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
13997 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
13998 precision estimate.
14000 2016-01-15 Richard Biener <rguenther@suse.de>
14002 PR tree-optimization/66856
14003 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
14004 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
14005 (vect_create_new_slp_node): Increment stmt reference count.
14006 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
14007 an SLP tree before swapping operands.
14008 (vect_build_slp_tree): Likewise.
14009 (destroy_bb_vec_info): Free stmt info after SLP instances.
14010 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
14011 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
14012 (STMT_VINFO_NUM_SLP_USES): New macro.
14014 2016-01-15 Richard Biener <rguenther@suse.de>
14017 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
14018 (add_linkage_name): ... here.
14019 (gen_typedef_die): Use add_linkage_name_raw instead of
14020 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
14023 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
14025 * gimplify.c (oacc_default_clause): Decode reference and pointer
14026 types for both kernels and parallel regions.
14028 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
14030 PR middle-end/69246
14031 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
14033 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
14035 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
14036 (convert_scalars_to_vector): Likewise.
14038 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
14040 * doc/extend.texi (Type Traits): Fix grammar.
14042 2016-01-15 Martin Jambor <mjambor@suse.cz>
14044 * tree-inline.c (remap_decl): Use existing dclarations if
14045 remapping a type and prevent_decl_creation_for_types.
14046 (replace_locals_stmt): Do an initial remapping of non-VLA typed
14047 decls first. Do real remapping with
14048 prevent_decl_creation_for_types set.
14049 * tree-inline.h (copy_body_data): New field
14050 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
14053 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
14055 * config/s390/s390.opt (mmvcle): More verbose help text.
14057 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
14059 * config/s390/s390.opt: Add period to -mzvector option text.
14061 2016-01-15 Richard Biener <rguenther@suse.de>
14063 PR tree-optimization/68961
14064 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
14065 of invariants in stores again.
14067 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
14069 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
14071 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
14073 * config/i386/i386.c (ix86_expand_branch): Don't split
14074 DI mode xor instruction to SI mode.
14076 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
14079 * ipa-icf.c (sem_function::merge): Virtual functions may become
14080 reachable even if they address is not taken and there are no
14083 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
14085 * lto-streamer-out.c (subtract_estimated_size): New function.
14086 (get_symbol_initial_value): Use it.
14088 2016-01-15 Christian Bruel <christian.bruel@st.com>
14091 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
14092 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
14093 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
14094 use add_builtin_function_ext_scope instead of add_builtin_function.
14095 (neon_set_p, neon_crypto_set_p): Remove.
14096 (arm_init_builtins): Always call arm_init_neon_builtins and
14097 arm_init_crypto_builtins.
14098 (arm_expand_builtin): Check that builtins are allowed for the arch.
14099 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
14100 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
14101 arm_init_neon_builtins call.
14103 2016-01-15 Richard Biener <rguenther@suse.de>
14105 PR tree-optimization/69117
14106 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
14107 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
14108 of the leader conservatively.
14109 (free_scc_vn): Restore original SSA name infos.
14111 2016-01-14 Jeff Law <law@redhat.com>
14113 PR tree-optimization/69270
14114 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
14115 single bit of precision, verify it's also unsigned.
14116 (record_edge_info): Use constant_boolean_node rather than fold_convert
14117 to convert boolean_true/boolean_false to the right type.
14119 2016-01-14 Richard Henderson <rth@redhat.com>
14122 * loop-doloop.c (record_reg_sets): New.
14123 (doloop_optimize): Reject the transform if the sequence
14124 clobbers registers live at the end of the loop block.
14125 (doloop_optimize_loops): Enable df_live if needed.
14127 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
14129 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
14130 * config/rs6000/rs6000.c: Likewise.
14131 * config/rs6000/rs6000.h: Likewise.
14132 * config/rs6000/rs6000.md: Likewise.
14133 * doc/extend.texi: Likewsie.
14135 2016-01-14 Jeff Law <law@redhat.com>
14137 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
14140 2016-01-14 Richard Henderson <rth@redhat.com>
14144 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
14145 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
14146 instead of builtin_decl_declared_p to test for declaration.
14148 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
14150 * doc/loop.texi (Loop Analysis and Representation): Document
14151 loop_depth function.
14153 2016-01-14 Tom de Vries <tom@codesourcery.com>
14155 PR tree-optimization/68773
14156 * omp-low.c (expand_omp_target): Don't set force_output.
14157 * varpool.c (varpool_node::get_create): Same.
14158 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
14159 offload_funcs with force_output.
14161 2016-01-14 Jakub Jelinek <jakub@redhat.com>
14164 * lra-eliminations.c (move_plus_up): Don't change anything if either
14165 the outer or inner subreg mode is not MODE_INT.
14166 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
14167 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
14169 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
14171 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
14172 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
14173 reduc_uplus_@var{m}): Remove.
14174 * expr.c (expand_expr_real_2): Remove expansion path for
14175 reduc_[us](min|max|plus) optabs.
14176 * optabs-tree.c (scalar_reduc_to_vector): Remove.
14177 * optabs-tree.h (scalar_reduc_to_vector): Remove.
14178 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
14179 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
14180 * tree-vect-loop.c (vectorizable_reduction): Remove test for
14181 reduc_[us](min|max|plus) optabs.
14183 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
14185 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
14186 (reduc_plus_scal_v2sf): New.
14187 (reduc_smax_v2sf): Rename to...
14188 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
14189 (reduc_smin_v2sf): Rename to...
14190 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
14192 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
14194 * alias.c (compare_base_symbol_refs): New function.
14195 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
14198 2016-01-14 Jakub Jelinek <jakub@redhat.com>
14200 PR middle-end/68146
14201 PR tree-optimization/69155
14202 * tree-complex.c: Include cfganal.h.
14203 (phis_to_revisit): New variable.
14204 (extract_component): Add phiarg_p argument. Assert that returned
14205 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
14206 (update_phi_components): Partly rewrite to use loop over real/imag
14207 components instead of code duplication. If extract_component returns
14208 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
14209 create_tmp_reg into the PHI node instead, and mention the phi triplet
14210 in phis_to_revisit.
14211 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
14212 in phis_to_revisit at the end.
14214 2016-01-14 Richard Biener <rguenther@suse.de>
14216 PR tree-optimization/68060
14217 * tree-vect-loop.c (vect_is_simple_reduction): Check the
14218 outer loop reduction is only used in the inner loop before
14219 detecting a double reduction.
14221 2016-01-14 Jakub Jelinek <jakub@redhat.com>
14224 * combine.c (expand_field_assignment): Punt if compute_mode is
14225 unsupported scalar mode.
14227 2016-01-14 Richard Biener <rguenther@suse.de>
14229 PR tree-optimization/66856
14230 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
14231 SLP node only if it built successfully.
14232 (vect_analyze_slp_instance): Adjust.
14234 2016-01-14 Jeff Law <law@redhat.com>
14236 PR tree-optimization/69270
14237 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
14238 (record_edge_info): Use it. Convert boolean_{true,false}_node
14239 to the type of op0.
14241 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
14244 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
14245 use block_ultimate_origin
14246 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
14248 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
14250 * doc/invoke.texi (Submodel Options): Rename section to
14251 "Machine-Dependent Options" to better reflect its content.
14252 Rewrite introductory text to remove archaic CPU names.
14255 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
14257 * doc/invoke.texi (Code Gen Options): Move section up in file,
14258 before target-specific options. Update menu and option summary
14259 to reflect the new section ordering.
14261 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
14263 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
14264 (C++ Dialect Options): Add cross-reference to -std option.
14265 * doc/standards.texi (C++ Language): Document C++14 support.
14267 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
14269 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
14270 for pack/unpack functions for __ibm128.
14271 (PACK_IF): Likewise.
14272 (UNPACK_IF): Likewise.
14274 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
14275 support for __ibm128 pack/unpack functions.
14276 (rs6000_invalid_builtin): Likewise.
14277 (rs6000_init_builtins): Likewise.
14278 (rs6000_opt_masks): Likewise.
14280 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
14281 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
14283 (RS6000_BTM_COMMON): Likewise.
14285 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
14286 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
14287 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
14288 128-bit floating point. Add support for the double values to be
14289 in Altivec registers for TF/IF packing and unpacking, but restrict
14290 TD packing sub-fields to be FPR registers. Don't allow overlapped
14291 register support for packing. Allow pack inputs to be memory
14292 locations. Don't build generator functions for unpack<mode>_dm
14293 and unpack<mode>_nodm.
14294 (unpack<mode>_dm): Likewise.
14295 (unpack<mode>_nodm): Likewise.
14296 (pack<mode>): Likewise.
14298 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
14299 built-in functions to pack/unpack explicit __ibm128 values.
14300 (__builtin_unpack_ibm128): Likewise.
14302 * doc/extend.texi (PowerPC Built-in Functions): Document
14303 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
14305 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
14308 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
14309 Add new arg loc and pass it down as context.
14310 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
14311 to the location to use for the warning.
14312 (check_function_arguments): New arg loc. All callers changed. Pass
14313 it to check_function_nonnull.
14314 * c-common.h (check_function_arguments): Adjust declaration.
14316 2016-01-13 Jakub Jelinek <jakub@redhat.com>
14318 PR tree-optimization/69156
14319 * gimple.c (validate_type): Removed.
14320 (gimple_builtin_call_types_compatible_p): Use
14321 useless_type_conversion_p instead of validate_type.
14322 * value-prof.c (gimple_stringop_fixed_value): Fold
14323 icall_size to correct type.
14325 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
14327 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
14330 2016-01-13 Richard Henderson <rth@redhat.com>
14333 * target.def (builtin_tm_load, builtin_tm_store): Remove.
14334 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
14335 (ix86_builtin_tm_store): Remove.
14336 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
14337 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
14338 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
14339 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
14340 * doc/tm.texi: Rebuild.
14342 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
14343 (BUILT_IN_TM_MEMCPY_RTWN): New.
14344 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
14345 fallback from vector to integer helpers.
14346 (build_tm_load): Handle vector types directly, instead of
14348 (build_tm_store): Likewise.
14349 (expand_assign_tm): Prepare for register types not handled by
14350 the above. Copy them to memory and use memcpy.
14351 * tree.c (tm_define_builtin): New.
14352 (find_tm_vector_type): New.
14353 (build_tm_vector_builtins): New.
14354 (build_common_builtin_nodes): Call it.
14356 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
14358 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
14359 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
14361 2016-01-13 Tom de Vries <tom@codesourcery.com>
14363 PR tree-optimization/69169
14364 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
14365 handled_struct_type param.
14366 (create_variable_info_for, intra_create_variable_infos): Call
14367 create_variable_info_for_1 with extra arg.
14369 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
14371 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
14372 and "armv8.1-a+crc" entries.
14374 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
14377 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
14378 Change first operand predicate from register_or_constm1_operand
14379 to register_operand.
14380 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
14381 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
14382 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
14383 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
14384 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
14385 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
14386 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
14387 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
14388 comparison with constm1_rtx from vec_prefetch_gen part.
14390 2016-01-13 Richard Biener <rguenther@suse.de>
14392 PR tree-optimization/69013
14393 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
14394 Exchange assert for a test.
14396 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14399 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
14401 2016-01-13 Richard Biener <rguenther@suse.de>
14403 PR tree-optimization/69242
14404 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
14405 assert with a check.
14407 2016-01-13 Richard Biener <rguenther@suse.de>
14409 PR tree-optimization/69186
14410 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
14411 Properly guard vect_update_misalignment_for_peel call.
14413 2016-01-12 Jeff Law <law@redhat.com>
14415 PR tree-optimization/pr67755
14416 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
14417 "need_profile_correction".
14418 (thread_block_1): Initialize new field to false by default. If we
14419 have multiple thread paths through a common joiner to different
14420 final targets, then set new field to true.
14421 (compute_path_counts): Only do count adjustment when it's really
14424 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
14426 * doc/invoke.texi (Spec Files): Move section down in file, past
14427 all command-line option descriptions.
14429 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14431 PR middle-end/54809
14432 * doc/gty.texi: Remove documentation of mark_hook.
14433 * gengtype.c (struct write_types_data): Remove code to support
14434 mark_hook attribute.
14435 (walk_type): Likewise.
14436 (write_func_for_structure): Likewise.
14438 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
14440 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
14441 Directory Options, and -specs= to Overall Options.
14442 (Overall Options): Adjust similarly. Reorder to group related
14443 options together. Make -specs= cross-reference the spec file details.
14444 (Directory Options): Adjust similarly.
14446 2016-01-12 Jeff Law <law@redhat.com>
14448 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
14450 2016-01-12 Olivier Hainque <hainque@adacore.com>
14452 * gcc.c (spec_undefvar_allowed): New global.
14453 (process_command): Set to true when running for --version or --help,
14455 (getenv_spec_function): When the variable is not defined, use the
14456 variable name as the variable value if we're allowed not to issue
14459 2016-01-12 Bin Cheng <bin.cheng@arm.com>
14461 PR tree-optimization/68911
14462 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
14463 information computed for expression "init + nit * step".
14465 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
14467 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
14468 about name of GCC executable. Remove deleted node from menu.
14469 (Directory Options) <-B>: Remove cross-reference to deleted node.
14470 (Target Options): Delete section.
14472 2016-01-12 Christian Bruel <christian.bruel@st.com>
14475 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
14476 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
14478 2016-01-12 Jakub Jelinek <jakub@redhat.com>
14481 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
14482 aligned_mem is properly set for AVX512-VL floating point masked
14486 * ifcvt.c (cond_exec_process_if_block): When removing the last
14487 insn from then_bb, remove also any possible barriers that follow it.
14489 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
14493 * config/i386/iamcu.h (SIZE_TYPE): New macro.
14494 (PTRDIFF_TYPE): Likewise.
14495 (WCHAR_TYPE): Likewise.
14496 (WCHAR_TYPE_SIZE): Likewise.
14497 (STDINT_LONG32): Likewise.
14499 2016-01-12 Richard Biener <rguenther@suse.de>
14501 PR tree-optimization/69053
14502 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
14503 convert initial value for cond reductions.
14505 2016-01-12 Richard Biener <rguenther@suse.de>
14507 PR tree-optimization/69007
14508 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
14509 widen_sum after dot_prod and sad.
14511 2016-01-12 Richard Biener <rguenther@suse.de>
14513 PR tree-optimization/69168
14514 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
14515 pattern stmt SLP type.
14516 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
14517 end up unused so cope with that case.
14519 2016-01-12 Richard Biener <rguenther@suse.de>
14521 PR tree-optimization/69157
14522 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
14523 stmts def type only during analyze phase.
14524 (vectorizable_call): Likewise.
14525 (vectorizable_simd_clone_call): Likewise.
14526 (vectorizable_conversion): Likewise.
14527 (vectorizable_assignment): Likewise.
14528 (vectorizable_shift): Likewise.
14529 (vectorizable_operation): Likewise.
14530 (vectorizable_store): Likewise.
14531 (vectorizable_load): Likewise.
14533 2016-01-12 Richard Biener <rguenther@suse.de>
14535 PR tree-optimization/69174
14536 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
14538 (vectorizable_load): Properly compute the number of loads needed
14539 for permuted strided SLP loads and do not spuriously assign
14540 to SLP_TREE_VEC_STMTS.
14542 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
14544 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
14545 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
14546 (MD_EXEC_PREFIX): Remove.
14547 (MD_STARTFILE_PREFIX) Removee.
14548 (FILE_NAME_ABSOLUTE_P): Remove.
14549 (CPP_SPEC): Do not read macros from sys/version.h.
14550 (LINK_COMMAND_SPEC): Remove.
14551 (LOCAL_INCLUDE_DIR): Remove.
14552 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
14553 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
14554 (POST_LINK_SPEC): Define to invoke stubify after linker
14555 (LIBSTDCXX): Remove define
14556 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
14557 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
14558 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
14559 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
14560 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
14561 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
14562 (i386_djgpp_asm_named_section): Add propotype of new procedure
14564 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
14565 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
14566 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
14567 in config/i386/djgpp.h).
14568 (STANDARD_STARTFILE_PREFIX_2): Define identical to
14569 STANDARD_STARTFILE_PREFIX_1.
14570 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
14571 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
14572 installation errors.
14573 (MAX_OFILE_ALIGNMENT): Define to 128.
14574 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
14576 * config/i386/djgpp.c: New file. Add implementation of
14577 i386_djgpp_asm_named_section.
14579 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
14581 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
14582 Add rule for building djgpp.o.
14584 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
14586 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
14587 (rtx_is_swappable_p): Reductions are swappable.
14588 (insn_is_swappable_p): V2DF reductions are swappable.
14590 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
14592 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
14593 reloads for other unsupported memory operands.
14595 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
14596 Jim Wilson <jim.wilson@linaro.org>
14599 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
14600 copy_to_mode_reg instead of force_reg.
14602 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
14605 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
14606 TARGET_80387 is true.
14608 2016-01-11 Jakub Jelinek <jakub@redhat.com>
14611 * lra-eliminations.c (move_plus_up): Only move plus up
14612 if subreg of the constant can be simplified into constant
14613 and use the simplified subreg of the constant instead of
14614 the original constant.
14616 * fold-const.c (fold_convertible_p): Don't return true
14617 for conversion of VECTOR_TYPE to same sized integral type.
14618 (fold_convert_loc): Fix up formatting. Fold conversion of
14619 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
14620 instead of NOP_EXPR.
14622 PR tree-optimization/69214
14623 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
14624 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
14627 PR tree-optimization/69207
14628 * tree-vect-slp.c (vect_get_constant_vectors): For
14629 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
14630 fold_convertible_p to vector_type's element type, and always
14631 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
14633 2016-01-11 Richard Biener <rguenther@suse.de>
14635 PR tree-optimization/69173
14636 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
14637 fixup the cycle if all stmts are in a pattern.
14639 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
14641 PR middle-end/68999
14642 * alias.c (base_alias_check): Move check for addresses with
14643 alignment ANDs before the call for compare_base_decls.
14644 (memrefs_conflict_p): Return -1 for different decls
14645 that went through alignment adjustments.
14647 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14649 PR rtl-optimization/68796
14650 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
14651 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
14652 and QImode comparisons against zero with CC_NZmode.
14653 * config/aarch64/iterators.md (short_mask): New mode_attr.
14655 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
14657 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
14658 (<avx512>_store<mode>_mask): Likewise.
14660 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
14661 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14663 PR rtl-optimization/68841
14664 * ifcvt.c (struct noce_if_info): Add orig_x field.
14665 (bbs_ok_for_cmove_arith): Add to_rename parameter.
14666 Don't record conflicts on to_rename if it's present.
14667 Allow memory destinations in sets.
14668 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
14669 blocks, passing orig_x to the checks.
14670 (noce_process_if_block): Set if_info->orig_x appropriately.
14672 2016-01-11 Tom de Vries <tom@codesourcery.com>
14674 PR tree-optimization/69069
14675 * tree-parloops.c (create_parallel_loop): Add missing phi args.
14677 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
14679 PR rtl-optimization/68920
14680 * config/i386/i386.c (ix86_option_override_internal): Restrict number
14681 of conditional moves for RTL if-conversion to 1 for
14682 TARGET_ONE_IF_CONV_INSN.
14683 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
14684 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
14685 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
14686 parameter to restirct number of conditional moves for
14688 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
14689 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
14692 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
14695 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
14696 onepart vars. Fix typo in comment. Fix reversed condition in
14698 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
14701 * var-tracking.c (dump_onepart_variable_differences): New.
14702 (dataflow_set_different): If a detailed dump is requested,
14703 delay early returns and dump differences between onepart
14704 variables present before and after, and added variables.
14706 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
14709 * expr.c (expand_expr_real_1): For boolean vector constants
14710 with a scalar mode use const_scalar_mask_from_tree.
14711 (const_scalar_mask_from_tree): New.
14712 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
14713 assigned to a mask type to handle constants.
14715 2016-01-11 Martin Jambor <mjambor@suse.cz>
14718 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
14719 useless parameters if we cannot change function signature.
14721 2016-01-11 Martin Jambor <mjambor@suse.cz>
14724 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
14727 2016-01-11 Tom de Vries <tom@codesourcery.com>
14729 PR tree-optimization/69109
14730 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
14733 2016-01-11 Tom de Vries <tom@codesourcery.com>
14735 PR tree-optimization/69108
14736 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
14737 res is not used in a phi.
14739 2016-01-11 Yury Gribov <y.gribov@samsung.com>
14742 * common.opt (frandom-seed): Fix parameter name.
14743 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
14745 2016-01-11 Tom de Vries <tom@codesourcery.com>
14747 PR tree-optimization/69058
14748 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
14751 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
14753 * config/arc/arc.opt (mdiv-rem): Add period to the end.
14754 (mcode-density): Likewise.
14756 2016-01-10 Tom de Vries <tom@codesourcery.com>
14758 PR tree-optimization/69062
14759 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
14760 (parallelize_loops): Don't paralelize loop that has phi with address
14763 2016-01-10 Tom de Vries <tom@codesourcery.com>
14765 PR tree-optimization/69039
14766 * tree-parloops.c (try_create_reduction_list): Only allow single exit
14769 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
14771 PR middle-end/68743
14772 * match.pd: Require target has function_c99_misc before doing
14773 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
14775 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
14777 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
14779 * configure: Regenerate.
14781 2016-01-09 Jakub Jelinek <jakub@redhat.com>
14783 PR middle-end/50865
14784 PR tree-optimization/69097
14785 * fold-const.h (expr_not_equal_to): New prototype.
14786 * fold-const.c: Include stringpool.h and tree-ssanames.h.
14787 (expr_not_equal_to): New function.
14788 * match.pd (X % -Y is the same as X % Y): Don't optimize
14789 unless X is known not to be equal to minimum or Y is known
14790 not to be equal to -1.
14791 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
14792 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
14793 (simplify_stmt_using_ranges): Adjust caller.
14794 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
14795 substitute_and_fold.
14797 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
14799 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
14802 2016-01-08 Jakub Jelinek <jakub@redhat.com>
14804 PR tree-optimization/69167
14805 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
14806 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
14808 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
14810 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
14811 Richard Biener <rguenther@suse.de>
14813 PR tree-optimization/68707
14814 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
14815 instances that can be handled via vect_load_lanes.
14817 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
14819 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
14820 if we can't determine address equivalence.
14821 * alias.c (compare_base_decl): Update for changed return value of
14822 symtab_node::equal_address_to.
14824 2016-01-08 Jason Merrill <jason@redhat.com>
14828 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
14829 * expr.c (store_field): Not here.
14830 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
14831 call with TREE_ADDRESSABLE type.
14832 * tree-cfg.c (verify_gimple_call): Adjust.
14834 2016-01-08 Olivier Hainque <hainque@adacore.com>
14836 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
14839 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
14841 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
14842 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
14843 (reduc_smin_v2sf): Rename to...
14844 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
14845 (reduc_splus_v2sf): Rename to...
14846 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
14848 2016-01-08 Jakub Jelinek <jakub@redhat.com>
14850 PR tree-optimization/69162
14851 * gimplify.c (gimplify_va_arg_expr): Encode original type of
14852 valist argument in another argument.
14853 (gimplify_modify_expr): Adjust for the above change. Cleanup.
14854 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
14855 to determine the va_list type, build a MEM_REF instead of
14856 build_fold_indirect_ref.
14858 PR tree-optimization/69172
14859 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
14862 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
14864 PR tree-optimization/67781
14865 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
14866 and cmpnop in two steps: first the ones not accessed in original
14867 gimple expression in a endian independent way and then the ones not
14868 accessed in the final result in an endian-specific way.
14870 2016-01-08 Jakub Jelinek <jakub@redhat.com>
14872 PR tree-optimization/69083
14873 * tree-vect-slp.c (vect_get_constant_vectors): For
14874 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
14875 element type. If op is fold_convertible_p to vector_type's element
14876 type, use NOP_EXPR instead of VCE.
14878 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
14880 PR rtl-optimization/67778
14881 PR rtl-optimization/68634
14882 PR rtl-optimization/68909
14883 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
14884 block from the stack until done with it. Remove a superfluous
14885 bitmap set. Remove a superfluous bitmap test.
14887 2016-01-07 Martin Sebor <msebor@redhat.com>
14890 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
14891 constraint on the type of arguments.
14893 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
14895 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
14896 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
14897 unaligned_access on the gcc_options set.
14898 * config/arm/arm.c (arm_option_override_internal): Use
14899 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
14901 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
14904 * config/i386/i386.c (ix86_frame_pointer_required): Enable
14905 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
14907 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
14910 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
14913 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
14914 depending on frame_pointer_needed before remaining integer and SSE
14915 registers are saved.
14917 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
14920 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
14922 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
14925 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
14926 Use the "xBm" constraint.
14927 (float<sseintvecmodelower><mode>2<mask_name><round_name):
14929 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
14930 (sse_cvtsi2ssq<round_name>): Likewise.
14931 (sse_cvtss2si<round_name>): Likewise.
14932 (sse_cvtss2siq<round_name>): Likewise.
14933 (sse2_cvtsi2sdq<round_name>): Likewise.
14934 (sse2_cvtsd2si<round_name>): Likewise.
14935 (sse2_cvtsd2siq<round_name>): Likewise.
14936 * config/i386/subst.md (round_nimm_scalar_predicate): New
14939 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
14941 PR middle-end/67639
14942 * varasm.c (make_decl_rtl): Mark invalid register vars as
14945 PR rtl-optimization/66206
14946 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
14947 All callers changed.
14949 2016-01-07 Jakub Jelinek <jakub@redhat.com>
14951 PR tree-optimization/69141
14952 * tree-ssa-pre.c: Include langhooks.h.
14953 (eliminate_dom_walker::before_dom_children): Use
14954 lang_hooks.decl_printable_name instead of
14955 cgraph_node::get ()->name ().
14957 PR middle-end/68960
14958 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
14959 it and DECL_ALIGN too.
14961 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
14963 * config/mips/mips-ftypes.def: Sort to lexicographical order.
14965 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
14968 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
14969 depending on frame_pointer_needed before remaining integer and SSE
14970 registers are saved.
14972 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
14974 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
14975 mode iterator with VSX_M2.
14976 (*p9_vecstore_<mode>): Likewise.
14977 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
14978 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
14979 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
14980 (define_split for VSX_LE128 stores): Likewise.
14981 (define_peephole2 for TImode LE swaps): Likewise.
14982 (define_split for VSX_LE128 post-reload stores): Likewise.
14984 2016-01-06 Marek Polacek <polacek@redhat.com>
14987 * convert.c (convert_to_integer_1): Adjust call to
14988 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
14989 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
14990 EXPR instead of ARG.
14991 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
14993 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
14996 * doc/extend.texi (RL78 Variable Attributes): New section.
14998 2016-01-05 Marek Polacek <polacek@redhat.com>
15001 * builtins.c (get_memmodel): Use expansion point location rather than
15002 the input location. Call warning_at rather than warning.
15003 (expand_builtin_atomic_compare_exchange): Likewise.
15004 (expand_builtin_atomic_load): Likewise.
15005 (expand_builtin_atomic_store): Likewise.
15006 (expand_builtin_atomic_clear): Likewise.
15008 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
15011 * config/i386/i386.c (ix86_expand_vector_logical_operator):
15012 Replace nonimmediate_operand with vector_operand.
15013 * config/i386/predicates.md (vector_operand): New predicate.
15014 (general_vector_operand): Replace nonimmediate_operand with
15016 * config/i386/sse.md: Replace nonimmediate_operand with
15017 vector_operand and m constraint with Bm constraint on SSE
15018 patterns with 16-byte memory operand.
15019 * config/i386/subst.md (round_nimm_predicate): Replace
15020 nonimmediate_operand with vector_operand.
15021 (round_saeonly_nimm_predicate): Likewise.
15022 (round_saeonly_nimm_scalar_predicate): New.
15024 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
15027 * config/i386/constraints.md (Bm): New constraint.
15028 * config/i386/predicates.md (vector_memory_operand): New
15030 * config/i386/sse.md: Replace xm with xBm in plusminus and
15031 any_logic patterns.
15033 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
15036 * doc/extend.texi (V850 Function Attributes): New section.
15037 (V850 Variable Attributes): New section.
15039 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
15042 * doc/extend.texi (MicroBlaze Function Attributes): Document
15043 interrupt_handler and fast_interrupt attributes.
15045 2016-01-05 Sergei Trofimovich <siarheit@google.com>
15048 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
15049 for local symbolic operands.
15050 * config/ia64/predicates.md (local_symbolic_operand64): New
15053 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15055 PR rtl-optimization/68651
15056 * combine.c (combine_simplify_rtx): Canonicalize x + x into
15059 2016-01-05 Nathan Sidwell <nathan@acm.org>
15061 * alias.c (compare_base_decls): Use symtab_node::get.
15063 2016-01-05 Nick Clifton <nickc@redhat.com>
15066 * ira-costs.c (copy_cost): Initialise the t_icode field of the
15067 secondary_reload_info structure.
15070 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
15071 decls if weak support is available.
15073 2016-01-04 Martin Sebor <msebor@redhat.com>
15075 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
15077 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
15079 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
15080 OPTION_MASK_P9_DFORM.
15082 * config/rs6000/constraints.md (wo constraint): New constraint for
15085 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
15087 (rs6000_init_hard_regno_mode_ok): Likewise.
15089 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
15092 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
15093 expanders not to have constraints. Add support for ISA 3.0 xxperm
15094 instruction. Add support for fusing xxlor with xxperm.
15095 (altivec_vperm_<mode>_internal): Likewise.
15096 (altivec_vperm_v8hiv16qi): Likewise.
15097 (altivec_vperm_<mode>v16q): Likewise.
15098 (altivec_vperm_<mode>_uns): Likewise.
15099 (vperm_v8hiv4si): Likewise.
15100 (vperm_v16qiv8hi): Likewise.
15102 * doc/md.texi (RS/6000 constraints): Document wo constraint.
15104 2016-01-04 Jakub Jelinek <jakub@redhat.com>
15106 Update copyright years.
15108 * gcc.c (process_command): Update copyright notice dates.
15109 * gcov-dump.c (print_version): Ditto.
15110 * gcov.c (print_version): Ditto.
15111 * gcov-tool.c (print_version): Ditto.
15112 * gengtype.c (create_file): Ditto.
15113 * doc/cpp.texi: Bump @copying's copyright year.
15114 * doc/cppinternals.texi: Ditto.
15115 * doc/gcc.texi: Ditto.
15116 * doc/gccint.texi: Ditto.
15117 * doc/gcov.texi: Ditto.
15118 * doc/install.texi: Ditto.
15119 * doc/invoke.texi: Ditto.
15121 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
15123 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
15124 modes larger than TImode as TImode if NEON is not enabled.
15126 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
15129 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
15130 mode for %f0-%f31 only if TARGET_FPU.
15132 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
15135 * config/sparc/sparc.c (scan_record_type): Take into account subfields
15136 to compute the PACKED_P predicate.
15137 (function_arg_record_value): Minor tweaks.
15139 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
15141 * doc/install.texi (--with-multilib-list): Describe the meaning of the
15142 option for arm*-*-* targets.
15144 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
15146 * doc/extend.texi (Common Function Attributes): Move docs for
15147 MSP430-specific attributes to....
15148 (MSP430 Function Attributes): ...here. Delete the redundant
15149 entries and copy-edit the remaining text.
15150 (MSP430 Variable Attributes): Use uniform format for index
15151 entries and add a cross-reference to the corresponding function
15154 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
15156 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
15158 (x86 Options): Likewise.
15160 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
15164 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
15165 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
15166 to corresponding attribute.
15168 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
15170 * doc/extend.texi (Common Function Attributes) <noplt>: Move
15171 to correct alphabetization of table. Copy-edit and correct
15173 <stack_protect>: Likewise.
15174 <target_clones>: Likewise.
15176 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
15177 Correct punctuation.
15178 (Code Gen Options) <-fno-plt>: Copy-edit.
15180 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
15183 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
15184 SI values. Explicitly convert SI to DI and vice-versa.
15186 2016-01-01 Jakub Jelinek <jakub@redhat.com>
15188 PR tree-optimization/69070
15189 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
15190 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
15193 * ubsan.c (ubsan_instrument_float_cast): Call
15194 initialize_sanitizer_builtins.
15197 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
15199 Copyright (C) 2016 Free Software Foundation, Inc.
15201 Copying and distribution of this file, with or without modification,
15202 are permitted in any medium without royalty provided the copyright
15203 notice and this notice are preserved.